diff --git a/[refs] b/[refs] index 6906d903140c..ca52d18b5864 100644 --- a/[refs] +++ b/[refs] @@ -1,2 +1,2 @@ --- -refs/heads/master: d7867959e7e928ab52ef204e2559937e5c9fc4ce +refs/heads/master: 821077b2617ef70662a861393c929d7e47609512 diff --git a/trunk/CREDITS b/trunk/CREDITS index 7fb4c73e0228..192f749eba25 100644 --- a/trunk/CREDITS +++ b/trunk/CREDITS @@ -1097,7 +1097,7 @@ S: 80050-430 - Curitiba - Paran S: Brazil N: Kumar Gala -E: kumar.gala@freescale.com +E: galak@kernel.crashing.org D: Embedded PowerPC 6xx/7xx/74xx/82xx/83xx/85xx support S: Austin, Texas 78729 S: USA diff --git a/trunk/Documentation/DocBook/Makefile b/trunk/Documentation/DocBook/Makefile index 7018f5c6a447..1c955883cf58 100644 --- a/trunk/Documentation/DocBook/Makefile +++ b/trunk/Documentation/DocBook/Makefile @@ -20,6 +20,12 @@ DOCBOOKS := wanbook.xml z8530book.xml mcabook.xml videobook.xml \ # +--> DIR=file (htmldocs) # +--> man/ (mandocs) + +# for PDF and PS output you can choose between xmlto and docbook-utils tools +PDF_METHOD = $(prefer-db2x) +PS_METHOD = $(prefer-db2x) + + ### # The targets that may be used. .PHONY: xmldocs sgmldocs psdocs pdfdocs htmldocs mandocs installmandocs @@ -93,27 +99,39 @@ C-procfs-example = procfs_example.xml C-procfs-example2 = $(addprefix $(obj)/,$(C-procfs-example)) $(obj)/procfs-guide.xml: $(C-procfs-example2) -### -# Rules to generate postscript, PDF and HTML -# db2html creates a directory. Generate a html file used for timestamp +notfoundtemplate = echo "*** You have to install docbook-utils or xmlto ***"; \ + exit 1 +db2xtemplate = db2TYPE -o $(dir $@) $< +xmltotemplate = xmlto TYPE $(XMLTOFLAGS) -o $(dir $@) $< + +# determine which methods are available +ifeq ($(shell which db2ps >/dev/null 2>&1 && echo found),found) + use-db2x = db2x + prefer-db2x = db2x +else + use-db2x = notfound + prefer-db2x = $(use-xmlto) +endif +ifeq ($(shell which xmlto >/dev/null 2>&1 && echo found),found) + use-xmlto = xmlto + prefer-xmlto = xmlto +else + use-xmlto = notfound + prefer-xmlto = $(use-db2x) +endif -quiet_cmd_db2ps = XMLTO $@ - cmd_db2ps = xmlto ps $(XMLTOFLAGS) -o $(dir $@) $< +# the commands, generated from the chosen template +quiet_cmd_db2ps = PS $@ + cmd_db2ps = $(subst TYPE,ps, $($(PS_METHOD)template)) %.ps : %.xml - @(which xmlto > /dev/null 2>&1) || \ - (echo "*** You need to install xmlto ***"; \ - exit 1) $(call cmd,db2ps) -quiet_cmd_db2pdf = XMLTO $@ - cmd_db2pdf = xmlto pdf $(XMLTOFLAGS) -o $(dir $@) $< +quiet_cmd_db2pdf = PDF $@ + cmd_db2pdf = $(subst TYPE,pdf, $($(PDF_METHOD)template)) %.pdf : %.xml - @(which xmlto > /dev/null 2>&1) || \ - (echo "*** You need to install xmlto ***"; \ - exit 1) $(call cmd,db2pdf) -quiet_cmd_db2html = XMLTO $@ +quiet_cmd_db2html = HTML $@ cmd_db2html = xmlto xhtml $(XMLTOFLAGS) -o $(patsubst %.html,%,$@) $< && \ echo ' \ Goto $(patsubst %.html,%,$(notdir $@))

' > $@ @@ -127,7 +145,7 @@ quiet_cmd_db2html = XMLTO $@ @if [ ! -z "$(PNG-$(basename $(notdir $@)))" ]; then \ cp $(PNG-$(basename $(notdir $@))) $(patsubst %.html,%,$@); fi -quiet_cmd_db2man = XMLTO $@ +quiet_cmd_db2man = MAN $@ cmd_db2man = if grep -q refentry $<; then xmlto man $(XMLTOFLAGS) -o $(obj)/man $< ; gzip -f $(obj)/man/*.9; fi %.9 : %.xml @(which xmlto > /dev/null 2>&1) || \ diff --git a/trunk/Documentation/DocBook/kernel-api.tmpl b/trunk/Documentation/DocBook/kernel-api.tmpl index a8316b1a3e3d..0519c9dc0065 100644 --- a/trunk/Documentation/DocBook/kernel-api.tmpl +++ b/trunk/Documentation/DocBook/kernel-api.tmpl @@ -68,9 +68,7 @@ X!Iinclude/linux/kobject.h Kernel utility functions !Iinclude/linux/kernel.h - +!Ekernel/printk.c !Ekernel/panic.c !Ekernel/sys.c !Ekernel/rcupdate.c diff --git a/trunk/Documentation/DocBook/stylesheet.xsl b/trunk/Documentation/DocBook/stylesheet.xsl index 64be9f7ee3bb..3ccce886c349 100644 --- a/trunk/Documentation/DocBook/stylesheet.xsl +++ b/trunk/Documentation/DocBook/stylesheet.xsl @@ -3,4 +3,5 @@ 1 ansi 80 + diff --git a/trunk/Documentation/atomic_ops.txt b/trunk/Documentation/atomic_ops.txt index 8eedaa24f5e2..23a1c2402bcc 100644 --- a/trunk/Documentation/atomic_ops.txt +++ b/trunk/Documentation/atomic_ops.txt @@ -115,6 +115,33 @@ boolean is return which indicates whether the resulting counter value is negative. It requires explicit memory barrier semantics around the operation. +Then: + + int atomic_cmpxchg(atomic_t *v, int old, int new); + +This performs an atomic compare exchange operation on the atomic value v, +with the given old and new values. Like all atomic_xxx operations, +atomic_cmpxchg will only satisfy its atomicity semantics as long as all +other accesses of *v are performed through atomic_xxx operations. + +atomic_cmpxchg requires explicit memory barriers around the operation. + +The semantics for atomic_cmpxchg are the same as those defined for 'cas' +below. + +Finally: + + int atomic_add_unless(atomic_t *v, int a, int u); + +If the atomic value v is not equal to u, this function adds a to v, and +returns non zero. If v is equal to u then it returns zero. This is done as +an atomic operation. + +atomic_add_unless requires explicit memory barriers around the operation. + +atomic_inc_not_zero, equivalent to atomic_add_unless(v, 1, 0) + + If a caller requires memory barrier semantics around an atomic_t operation which does not return a value, a set of interfaces are defined which accomplish this: diff --git a/trunk/Documentation/oops-tracing.txt b/trunk/Documentation/oops-tracing.txt index c563842ed805..9f30ac6ca47b 100644 --- a/trunk/Documentation/oops-tracing.txt +++ b/trunk/Documentation/oops-tracing.txt @@ -30,7 +30,9 @@ the disk is not available then you have three options :- (1) Hand copy the text from the screen and type it in after the machine has restarted. Messy but it is the only option if you have not - planned for a crash. + planned for a crash. Alternatively, you can take a picture of + the screen with a digital camera - not nice, but better than + nothing. (2) Boot with a serial console (see Documentation/serial-console.txt), run a null modem to a second machine and capture the output there diff --git a/trunk/Documentation/video4linux/CARDLIST.bttv b/trunk/Documentation/video4linux/CARDLIST.bttv index 2404099996ac..330246ac80f8 100644 --- a/trunk/Documentation/video4linux/CARDLIST.bttv +++ b/trunk/Documentation/video4linux/CARDLIST.bttv @@ -140,3 +140,4 @@ 139 -> Prolink PixelView PlayTV MPEG2 PV-M4900 140 -> Osprey 440 [0070:ff07] 141 -> Asound Skyeye PCTV +142 -> Sabrent TV-FM (bttv version) diff --git a/trunk/Documentation/video4linux/CARDLIST.saa7134 b/trunk/Documentation/video4linux/CARDLIST.saa7134 index 57c9d631db56..efb708ec116a 100644 --- a/trunk/Documentation/video4linux/CARDLIST.saa7134 +++ b/trunk/Documentation/video4linux/CARDLIST.saa7134 @@ -80,3 +80,5 @@ 79 -> Sedna/MuchTV PC TV Cardbus TV/Radio (ITO25 Rev:2B) 80 -> ASUS Digimatrix TV [1043:0210] 81 -> Philips Tiger reference design [1131:2018] + 82 -> MSI TV@Anywhere plus [1462:6231] + diff --git a/trunk/Documentation/video4linux/CARDLIST.tuner b/trunk/Documentation/video4linux/CARDLIST.tuner index ec840ca6f455..9d6544ea9f41 100644 --- a/trunk/Documentation/video4linux/CARDLIST.tuner +++ b/trunk/Documentation/video4linux/CARDLIST.tuner @@ -67,3 +67,4 @@ tuner=65 - Ymec TVF66T5-B/DFF tuner=66 - LG NTSC (TALN mini series) tuner=67 - Philips TD1316 Hybrid Tuner tuner=68 - Philips TUV1236D ATSC/NTSC dual in +tuner=69 - Tena TNF 5335 MF diff --git a/trunk/MAINTAINERS b/trunk/MAINTAINERS index 2313de23b0da..509927e40bbb 100644 --- a/trunk/MAINTAINERS +++ b/trunk/MAINTAINERS @@ -1565,7 +1565,7 @@ S: Maintained LINUX FOR POWERPC EMBEDDED PPC83XX AND PPC85XX P: Kumar Gala -M: kumar.gala@freescale.com +M: galak@kernel.crashing.org W: http://www.penguinppc.org/ L: linuxppc-embedded@ozlabs.org S: Maintained @@ -1873,6 +1873,16 @@ L: linux-tr@linuxtr.net W: http://www.linuxtr.net S: Maintained +OMNIKEY CARDMAN 4000 DRIVER +P: Harald Welte +M: laforge@gnumonks.org +S: Maintained + +OMNIKEY CARDMAN 4040 DRIVER +P: Harald Welte +M: laforge@gnumonks.org +S: Maintained + ONSTREAM SCSI TAPE DRIVER P: Willem Riede M: osst@riede.org diff --git a/trunk/Makefile b/trunk/Makefile index 8560b79268ba..c31914400953 100644 --- a/trunk/Makefile +++ b/trunk/Makefile @@ -1193,6 +1193,17 @@ else __srctree = $(srctree)/ endif +ifeq ($(ALLSOURCE_ARCHS),) +ifeq ($(ARCH),um) +ALLINCLUDE_ARCHS := $(ARCH) $(SUBARCH) +else +ALLINCLUDE_ARCHS := $(ARCH) +endif +else +#Allow user to specify only ALLSOURCE_PATHS on the command line, keeping existing behaviour. +ALLINCLUDE_ARCHS := $(ALLSOURCE_ARCHS) +endif + ALLSOURCE_ARCHS := $(ARCH) define all-sources @@ -1208,7 +1219,7 @@ define all-sources find $(__srctree)include $(RCS_FIND_IGNORE) \ \( -name config -o -name 'asm-*' \) -prune \ -o -name '*.[chS]' -print; \ - for ARCH in $(ALLSOURCE_ARCHS) ; do \ + for ARCH in $(ALLINCLUDE_ARCHS) ; do \ find $(__srctree)include/asm-$${ARCH} $(RCS_FIND_IGNORE) \ -name '*.[chS]' -print; \ done ; \ diff --git a/trunk/README b/trunk/README index 4ee7dda88ba3..61c4f7429233 100644 --- a/trunk/README +++ b/trunk/README @@ -81,6 +81,11 @@ INSTALLING the kernel: failed patches (xxx# or xxx.rej). If there are, either you or me has made a mistake. + Unlike patches for the 2.6.x kernels, patches for the 2.6.x.y kernels + (also known as the -stable kernels) are not incremental but instead apply + directly to the base 2.6.x kernel. Please read + Documentation/applying-patches.txt for more information. + Alternatively, the script patch-kernel can be used to automate this process. It determines the current kernel version and applies any patches found. diff --git a/trunk/arch/arm/Kconfig b/trunk/arch/arm/Kconfig index 3df7cbd924a1..70b007e66926 100644 --- a/trunk/arch/arm/Kconfig +++ b/trunk/arch/arm/Kconfig @@ -702,6 +702,8 @@ menu "Device Drivers" source "drivers/base/Kconfig" +source "drivers/connector/Kconfig" + if ALIGNMENT_TRAP source "drivers/mtd/Kconfig" endif diff --git a/trunk/arch/arm/common/locomo.c b/trunk/arch/arm/common/locomo.c index 557e52c1c869..1b7eaab02b9e 100644 --- a/trunk/arch/arm/common/locomo.c +++ b/trunk/arch/arm/common/locomo.c @@ -623,8 +623,6 @@ static int locomo_resume(struct platform_device *dev) locomo_writel(0x1, lchip->base + LOCOMO_KEYBOARD + LOCOMO_KCMD); spin_unlock_irqrestore(&lchip->lock, flags); - - dev->power.saved_state = NULL; kfree(save); return 0; @@ -775,7 +773,7 @@ static int locomo_probe(struct platform_device *dev) static int locomo_remove(struct platform_device *dev) { - struct locomo *lchip = platform__get_drvdata(dev); + struct locomo *lchip = platform_get_drvdata(dev); if (lchip) { __locomo_remove(lchip); diff --git a/trunk/arch/arm/common/scoop.c b/trunk/arch/arm/common/scoop.c index 32924c6714fe..0c3cbd9a388b 100644 --- a/trunk/arch/arm/common/scoop.c +++ b/trunk/arch/arm/common/scoop.c @@ -153,7 +153,7 @@ int __init scoop_probe(struct platform_device *pdev) printk("Sharp Scoop Device found at 0x%08x -> 0x%08x\n",(unsigned int)mem->start,(unsigned int)devptr->base); SCOOP_REG(devptr->base, SCOOP_MCR) = 0x0140; - reset_scoop(dev); + reset_scoop(&pdev->dev); SCOOP_REG(devptr->base, SCOOP_GPCR) = inf->io_dir & 0xffff; SCOOP_REG(devptr->base, SCOOP_GPWR) = inf->io_out & 0xffff; diff --git a/trunk/arch/arm/kernel/apm.c b/trunk/arch/arm/kernel/apm.c index b0bbd1e62ebb..a2843be05557 100644 --- a/trunk/arch/arm/kernel/apm.c +++ b/trunk/arch/arm/kernel/apm.c @@ -20,6 +20,7 @@ #include #include #include +#include #include #include #include diff --git a/trunk/arch/arm/kernel/smp.c b/trunk/arch/arm/kernel/smp.c index e55ea952f7aa..373c0959bc2f 100644 --- a/trunk/arch/arm/kernel/smp.c +++ b/trunk/arch/arm/kernel/smp.c @@ -256,9 +256,7 @@ void __cpuexit cpu_die(void) asmlinkage void __cpuinit secondary_start_kernel(void) { struct mm_struct *mm = &init_mm; - unsigned int cpu; - - cpu = smp_processor_id(); + unsigned int cpu = smp_processor_id(); printk("CPU%u: Booted secondary processor\n", cpu); diff --git a/trunk/arch/arm/mach-footbridge/common.c b/trunk/arch/arm/mach-footbridge/common.c index dc09fd200c16..bbe6e4a0bf6a 100644 --- a/trunk/arch/arm/mach-footbridge/common.c +++ b/trunk/arch/arm/mach-footbridge/common.c @@ -132,14 +132,14 @@ void __init footbridge_init_irq(void) static struct map_desc fb_common_io_desc[] __initdata = { { .virtual = ARMCSR_BASE, - .pfn = DC21285_ARMCSR_BASE, + .pfn = __phys_to_pfn(DC21285_ARMCSR_BASE), .length = ARMCSR_SIZE, - .type = MT_DEVICE + .type = MT_DEVICE, }, { .virtual = XBUS_BASE, .pfn = __phys_to_pfn(0x40000000), .length = XBUS_SIZE, - .type = MT_DEVICE + .type = MT_DEVICE, } }; @@ -153,28 +153,28 @@ static struct map_desc ebsa285_host_io_desc[] __initdata = { .virtual = PCIMEM_BASE, .pfn = __phys_to_pfn(DC21285_PCI_MEM), .length = PCIMEM_SIZE, - .type = MT_DEVICE + .type = MT_DEVICE, }, { .virtual = PCICFG0_BASE, .pfn = __phys_to_pfn(DC21285_PCI_TYPE_0_CONFIG), .length = PCICFG0_SIZE, - .type = MT_DEVICE + .type = MT_DEVICE, }, { .virtual = PCICFG1_BASE, .pfn = __phys_to_pfn(DC21285_PCI_TYPE_1_CONFIG), .length = PCICFG1_SIZE, - .type = MT_DEVICE + .type = MT_DEVICE, }, { .virtual = PCIIACK_BASE, .pfn = __phys_to_pfn(DC21285_PCI_IACK), .length = PCIIACK_SIZE, - .type = MT_DEVICE + .type = MT_DEVICE, }, { .virtual = PCIO_BASE, .pfn = __phys_to_pfn(DC21285_PCI_IO), .length = PCIO_SIZE, - .type = MT_DEVICE - } + .type = MT_DEVICE, + }, #endif }; @@ -187,13 +187,13 @@ static struct map_desc co285_io_desc[] __initdata = { .virtual = PCIO_BASE, .pfn = __phys_to_pfn(DC21285_PCI_IO), .length = PCIO_SIZE, - .type = MT_DEVICE + .type = MT_DEVICE, }, { .virtual = PCIMEM_BASE, .pfn = __phys_to_pfn(DC21285_PCI_MEM), .length = PCIMEM_SIZE, - .type = MT_DEVICE - } + .type = MT_DEVICE, + }, #endif }; diff --git a/trunk/arch/arm/mach-pxa/Kconfig b/trunk/arch/arm/mach-pxa/Kconfig index e201aa9765b9..cd506646801a 100644 --- a/trunk/arch/arm/mach-pxa/Kconfig +++ b/trunk/arch/arm/mach-pxa/Kconfig @@ -72,6 +72,12 @@ config MACH_HUSKY depends PXA_SHARPSL_25x select PXA_SHARP_C7xx +config MACH_AKITA + bool "Enable Sharp SL-1000 (Akita) Support" + depends PXA_SHARPSL_27x + select PXA_SHARP_Cxx00 + select MACH_SPITZ + config MACH_SPITZ bool "Enable Sharp Zaurus SL-3000 (Spitz) Support" depends PXA_SHARPSL_27x diff --git a/trunk/arch/arm/mach-pxa/Makefile b/trunk/arch/arm/mach-pxa/Makefile index d210bd5032ce..32526a0a6f86 100644 --- a/trunk/arch/arm/mach-pxa/Makefile +++ b/trunk/arch/arm/mach-pxa/Makefile @@ -11,8 +11,9 @@ obj-$(CONFIG_PXA27x) += pxa27x.o obj-$(CONFIG_ARCH_LUBBOCK) += lubbock.o obj-$(CONFIG_MACH_MAINSTONE) += mainstone.o obj-$(CONFIG_ARCH_PXA_IDP) += idp.o -obj-$(CONFIG_PXA_SHARP_C7xx) += corgi.o corgi_ssp.o corgi_lcd.o -obj-$(CONFIG_PXA_SHARP_Cxx00) += spitz.o corgi_ssp.o corgi_lcd.o +obj-$(CONFIG_PXA_SHARP_C7xx) += corgi.o corgi_ssp.o corgi_lcd.o sharpsl_pm.o corgi_pm.o +obj-$(CONFIG_PXA_SHARP_Cxx00) += spitz.o corgi_ssp.o corgi_lcd.o sharpsl_pm.o spitz_pm.o +obj-$(CONFIG_MACH_AKITA) += akita-ioexp.o obj-$(CONFIG_MACH_POODLE) += poodle.o obj-$(CONFIG_MACH_TOSA) += tosa.o diff --git a/trunk/arch/arm/mach-pxa/akita-ioexp.c b/trunk/arch/arm/mach-pxa/akita-ioexp.c new file mode 100644 index 000000000000..f6d73cc01f78 --- /dev/null +++ b/trunk/arch/arm/mach-pxa/akita-ioexp.c @@ -0,0 +1,223 @@ +/* + * Support for the Extra GPIOs on the Sharp SL-C1000 (Akita) + * (uses a Maxim MAX7310 8 Port IO Expander) + * + * Copyright 2005 Openedhand Ltd. + * + * Author: Richard Purdie + * + * This program is free software; you can redistribute it and/or modify + * it under the terms of the GNU General Public License version 2 as + * published by the Free Software Foundation. + * + */ + +#include +#include +#include +#include +#include +#include +#include +#include + +/* MAX7310 Regiser Map */ +#define MAX7310_INPUT 0x00 +#define MAX7310_OUTPUT 0x01 +#define MAX7310_POLINV 0x02 +#define MAX7310_IODIR 0x03 /* 1 = Input, 0 = Output */ +#define MAX7310_TIMEOUT 0x04 + +/* Addresses to scan */ +static unsigned short normal_i2c[] = { 0x18, I2C_CLIENT_END }; + +/* I2C Magic */ +I2C_CLIENT_INSMOD; + +static int max7310_write(struct i2c_client *client, int address, int data); +static struct i2c_client max7310_template; +static void akita_ioexp_work(void *private_); + +static struct device *akita_ioexp_device; +static unsigned char ioexp_output_value = AKITA_IOEXP_IO_OUT; +DECLARE_WORK(akita_ioexp, akita_ioexp_work, NULL); + + +/* + * MAX7310 Access + */ +static int max7310_config(struct device *dev, int iomode, int polarity) +{ + int ret; + struct i2c_client *client = to_i2c_client(dev); + + ret = max7310_write(client, MAX7310_POLINV, polarity); + if (ret < 0) + return ret; + ret = max7310_write(client, MAX7310_IODIR, iomode); + return ret; +} + +static int max7310_set_ouputs(struct device *dev, int outputs) +{ + struct i2c_client *client = to_i2c_client(dev); + + return max7310_write(client, MAX7310_OUTPUT, outputs); +} + +/* + * I2C Functions + */ +static int max7310_write(struct i2c_client *client, int address, int value) +{ + u8 data[2]; + + data[0] = address & 0xff; + data[1] = value & 0xff; + + if (i2c_master_send(client, data, 2) == 2) + return 0; + return -1; +} + +static int max7310_detect(struct i2c_adapter *adapter, int address, int kind) +{ + struct i2c_client *new_client; + int err; + + if (!(new_client = kmalloc(sizeof(struct i2c_client), GFP_KERNEL))) + return -ENOMEM; + + max7310_template.adapter = adapter; + max7310_template.addr = address; + + memcpy(new_client, &max7310_template, sizeof(struct i2c_client)); + + if ((err = i2c_attach_client(new_client))) { + kfree(new_client); + return err; + } + + max7310_config(&new_client->dev, AKITA_IOEXP_IO_DIR, 0); + akita_ioexp_device = &new_client->dev; + schedule_work(&akita_ioexp); + + return 0; +} + +static int max7310_attach_adapter(struct i2c_adapter *adapter) +{ + return i2c_probe(adapter, &addr_data, max7310_detect); +} + +static int max7310_detach_client(struct i2c_client *client) +{ + int err; + + akita_ioexp_device = NULL; + + if ((err = i2c_detach_client(client))) + return err; + + kfree(client); + return 0; +} + +static struct i2c_driver max7310_i2c_driver = { + .owner = THIS_MODULE, + .name = "akita-max7310", + .id = I2C_DRIVERID_AKITAIOEXP, + .flags = I2C_DF_NOTIFY, + .attach_adapter = max7310_attach_adapter, + .detach_client = max7310_detach_client, +}; + +static struct i2c_client max7310_template = { + name: "akita-max7310", + flags: I2C_CLIENT_ALLOW_USE, + driver: &max7310_i2c_driver, +}; + +void akita_set_ioexp(struct device *dev, unsigned char bit) +{ + ioexp_output_value |= bit; + + if (akita_ioexp_device) + schedule_work(&akita_ioexp); + return; +} + +void akita_reset_ioexp(struct device *dev, unsigned char bit) +{ + ioexp_output_value &= ~bit; + + if (akita_ioexp_device) + schedule_work(&akita_ioexp); + return; +} + +EXPORT_SYMBOL(akita_set_ioexp); +EXPORT_SYMBOL(akita_reset_ioexp); + +static void akita_ioexp_work(void *private_) +{ + if (akita_ioexp_device) + max7310_set_ouputs(akita_ioexp_device, ioexp_output_value); +} + + +#ifdef CONFIG_PM +static int akita_ioexp_suspend(struct platform_device *pdev, pm_message_t state) +{ + flush_scheduled_work(); + return 0; +} + +static int akita_ioexp_resume(struct platform_device *pdev) +{ + schedule_work(&akita_ioexp); + return 0; +} +#else +#define akita_ioexp_suspend NULL +#define akita_ioexp_resume NULL +#endif + +static int __init akita_ioexp_probe(struct platform_device *pdev) +{ + return i2c_add_driver(&max7310_i2c_driver); +} + +static int akita_ioexp_remove(struct platform_device *pdev) +{ + i2c_del_driver(&max7310_i2c_driver); + return 0; +} + +static struct platform_driver akita_ioexp_driver = { + .probe = akita_ioexp_probe, + .remove = akita_ioexp_remove, + .suspend = akita_ioexp_suspend, + .resume = akita_ioexp_resume, + .driver = { + .name = "akita-ioexp", + }, +}; + +static int __init akita_ioexp_init(void) +{ + return platform_driver_register(&akita_ioexp_driver); +} + +static void __exit akita_ioexp_exit(void) +{ + platform_driver_unregister(&akita_ioexp_driver); +} + +MODULE_AUTHOR("Richard Purdie "); +MODULE_DESCRIPTION("Akita IO-Expander driver"); +MODULE_LICENSE("GPL"); + +fs_initcall(akita_ioexp_init); +module_exit(akita_ioexp_exit); + diff --git a/trunk/arch/arm/mach-pxa/corgi_pm.c b/trunk/arch/arm/mach-pxa/corgi_pm.c new file mode 100644 index 000000000000..599be14754f9 --- /dev/null +++ b/trunk/arch/arm/mach-pxa/corgi_pm.c @@ -0,0 +1,228 @@ +/* + * Battery and Power Management code for the Sharp SL-C7xx + * + * Copyright (c) 2005 Richard Purdie + * + * This program is free software; you can redistribute it and/or modify + * it under the terms of the GNU General Public License version 2 as + * published by the Free Software Foundation. + * + */ + +#include +#include +#include +#include +#include +#include +#include +#include +#include +#include +#include +#include + +#include +#include +#include +#include "sharpsl.h" + +static void corgi_charger_init(void) +{ + pxa_gpio_mode(CORGI_GPIO_ADC_TEMP_ON | GPIO_OUT); + pxa_gpio_mode(CORGI_GPIO_CHRG_ON | GPIO_OUT); + pxa_gpio_mode(CORGI_GPIO_CHRG_UKN | GPIO_OUT); + pxa_gpio_mode(CORGI_GPIO_KEY_INT | GPIO_IN); +} + +static void corgi_charge_led(int val) +{ + if (val == SHARPSL_LED_ERROR) { + dev_dbg(sharpsl_pm.dev, "Charge LED Error\n"); + } else if (val == SHARPSL_LED_ON) { + dev_dbg(sharpsl_pm.dev, "Charge LED On\n"); + GPSR0 = GPIO_bit(CORGI_GPIO_LED_ORANGE); + } else { + dev_dbg(sharpsl_pm.dev, "Charge LED Off\n"); + GPCR0 = GPIO_bit(CORGI_GPIO_LED_ORANGE); + } +} + +static void corgi_measure_temp(int on) +{ + if (on) + GPSR(CORGI_GPIO_ADC_TEMP_ON) = GPIO_bit(CORGI_GPIO_ADC_TEMP_ON); + else + GPCR(CORGI_GPIO_ADC_TEMP_ON) = GPIO_bit(CORGI_GPIO_ADC_TEMP_ON); +} + +static void corgi_charge(int on) +{ + if (on) { + if (machine_is_corgi() && (sharpsl_pm.flags & SHARPSL_SUSPENDED)) { + GPCR(CORGI_GPIO_CHRG_ON) = GPIO_bit(CORGI_GPIO_CHRG_ON); + GPSR(CORGI_GPIO_CHRG_UKN) = GPIO_bit(CORGI_GPIO_CHRG_UKN); + } else { + GPSR(CORGI_GPIO_CHRG_ON) = GPIO_bit(CORGI_GPIO_CHRG_ON); + GPCR(CORGI_GPIO_CHRG_UKN) = GPIO_bit(CORGI_GPIO_CHRG_UKN); + } + } else { + GPCR(CORGI_GPIO_CHRG_ON) = GPIO_bit(CORGI_GPIO_CHRG_ON); + GPCR(CORGI_GPIO_CHRG_UKN) = GPIO_bit(CORGI_GPIO_CHRG_UKN); + } +} + +static void corgi_discharge(int on) +{ + if (on) + GPSR(CORGI_GPIO_DISCHARGE_ON) = GPIO_bit(CORGI_GPIO_DISCHARGE_ON); + else + GPCR(CORGI_GPIO_DISCHARGE_ON) = GPIO_bit(CORGI_GPIO_DISCHARGE_ON); +} + +static void corgi_presuspend(void) +{ + int i; + unsigned long wakeup_mask; + + /* charging , so CHARGE_ON bit is HIGH during OFF. */ + if (READ_GPIO_BIT(CORGI_GPIO_CHRG_ON)) + PGSR1 |= GPIO_bit(CORGI_GPIO_CHRG_ON); + else + PGSR1 &= ~GPIO_bit(CORGI_GPIO_CHRG_ON); + + if (READ_GPIO_BIT(CORGI_GPIO_LED_ORANGE)) + PGSR0 |= GPIO_bit(CORGI_GPIO_LED_ORANGE); + else + PGSR0 &= ~GPIO_bit(CORGI_GPIO_LED_ORANGE); + + if (READ_GPIO_BIT(CORGI_GPIO_CHRG_UKN)) + PGSR1 |= GPIO_bit(CORGI_GPIO_CHRG_UKN); + else + PGSR1 &= ~GPIO_bit(CORGI_GPIO_CHRG_UKN); + + /* Resume on keyboard power key */ + PGSR2 = (PGSR2 & ~CORGI_GPIO_ALL_STROBE_BIT) | CORGI_GPIO_STROBE_BIT(0); + + wakeup_mask = GPIO_bit(CORGI_GPIO_KEY_INT) | GPIO_bit(CORGI_GPIO_WAKEUP) | GPIO_bit(CORGI_GPIO_AC_IN) | GPIO_bit(CORGI_GPIO_CHRG_FULL); + + if (!machine_is_corgi()) + wakeup_mask |= GPIO_bit(CORGI_GPIO_MAIN_BAT_LOW); + + PWER = wakeup_mask | PWER_RTC; + PRER = wakeup_mask; + PFER = wakeup_mask; + + for (i = 0; i <=15; i++) { + if (PRER & PFER & GPIO_bit(i)) { + if (GPLR0 & GPIO_bit(i) ) + PRER &= ~GPIO_bit(i); + else + PFER &= ~GPIO_bit(i); + } + } +} + +static void corgi_postsuspend(void) +{ +} + +/* + * Check what brought us out of the suspend. + * Return: 0 to sleep, otherwise wake + */ +static int corgi_should_wakeup(unsigned int resume_on_alarm) +{ + int is_resume = 0; + + dev_dbg(sharpsl_pm.dev, "GPLR0 = %x,%x\n", GPLR0, PEDR); + + if ((PEDR & GPIO_bit(CORGI_GPIO_AC_IN))) { + if (STATUS_AC_IN()) { + /* charge on */ + dev_dbg(sharpsl_pm.dev, "ac insert\n"); + sharpsl_pm.flags |= SHARPSL_DO_OFFLINE_CHRG; + } else { + /* charge off */ + dev_dbg(sharpsl_pm.dev, "ac remove\n"); + CHARGE_LED_OFF(); + CHARGE_OFF(); + sharpsl_pm.charge_mode = CHRG_OFF; + } + } + + if ((PEDR & GPIO_bit(CORGI_GPIO_CHRG_FULL))) + dev_dbg(sharpsl_pm.dev, "Charge full interrupt\n"); + + if (PEDR & GPIO_bit(CORGI_GPIO_KEY_INT)) + is_resume |= GPIO_bit(CORGI_GPIO_KEY_INT); + + if (PEDR & GPIO_bit(CORGI_GPIO_WAKEUP)) + is_resume |= GPIO_bit(CORGI_GPIO_WAKEUP); + + if (resume_on_alarm && (PEDR & PWER_RTC)) + is_resume |= PWER_RTC; + + dev_dbg(sharpsl_pm.dev, "is_resume: %x\n",is_resume); + return is_resume; +} + +static unsigned long corgi_charger_wakeup(void) +{ + return ~GPLR0 & ( GPIO_bit(CORGI_GPIO_AC_IN) | GPIO_bit(CORGI_GPIO_KEY_INT) | GPIO_bit(CORGI_GPIO_WAKEUP) ); +} + +static int corgi_acin_status(void) +{ + return ((GPLR(CORGI_GPIO_AC_IN) & GPIO_bit(CORGI_GPIO_AC_IN)) != 0); +} + +static struct sharpsl_charger_machinfo corgi_pm_machinfo = { + .init = corgi_charger_init, + .gpio_batlock = CORGI_GPIO_BAT_COVER, + .gpio_acin = CORGI_GPIO_AC_IN, + .gpio_batfull = CORGI_GPIO_CHRG_FULL, + .status_acin = corgi_acin_status, + .discharge = corgi_discharge, + .charge = corgi_charge, + .chargeled = corgi_charge_led, + .measure_temp = corgi_measure_temp, + .presuspend = corgi_presuspend, + .postsuspend = corgi_postsuspend, + .charger_wakeup = corgi_charger_wakeup, + .should_wakeup = corgi_should_wakeup, + .bat_levels = 40, + .bat_levels_noac = spitz_battery_levels_noac, + .bat_levels_acin = spitz_battery_levels_acin, + .status_high_acin = 188, + .status_low_acin = 178, + .status_high_noac = 185, + .status_low_noac = 175, +}; + +static struct platform_device *corgipm_device; + +static int __devinit corgipm_init(void) +{ + int ret; + + corgipm_device = platform_device_alloc("sharpsl-pm", -1); + if (!corgipm_device) + return -ENOMEM; + + corgipm_device->dev.platform_data = &corgi_pm_machinfo; + ret = platform_device_add(corgipm_device); + + if (ret) + platform_device_put(corgipm_device); + + return ret; +} + +static void corgipm_exit(void) +{ + platform_device_unregister(corgipm_device); +} + +module_init(corgipm_init); +module_exit(corgipm_exit); diff --git a/trunk/arch/arm/mach-pxa/sharpsl.h b/trunk/arch/arm/mach-pxa/sharpsl.h index 4879c0f7da72..b0c40a1d6671 100644 --- a/trunk/arch/arm/mach-pxa/sharpsl.h +++ b/trunk/arch/arm/mach-pxa/sharpsl.h @@ -115,7 +115,7 @@ extern struct battery_thresh spitz_battery_levels_noac[]; #define CHARGE_LED_ERR() sharpsl_pm.machinfo->chargeled(SHARPSL_LED_ERROR) #define DISCHARGE_ON() sharpsl_pm.machinfo->discharge(1) #define DISCHARGE_OFF() sharpsl_pm.machinfo->discharge(0) -#define STATUS_AC_IN sharpsl_pm.machinfo->status_acin() -#define STATUS_BATT_LOCKED READ_GPIO_BIT(sharpsl_pm.machinfo->gpio_batlock) -#define STATUS_CHRG_FULL READ_GPIO_BIT(sharpsl_pm.machinfo->gpio_batfull) -#define STATUS_FATAL READ_GPIO_BIT(sharpsl_pm.machinfo->gpio_fatal) +#define STATUS_AC_IN() sharpsl_pm.machinfo->status_acin() +#define STATUS_BATT_LOCKED() READ_GPIO_BIT(sharpsl_pm.machinfo->gpio_batlock) +#define STATUS_CHRG_FULL() READ_GPIO_BIT(sharpsl_pm.machinfo->gpio_batfull) +#define STATUS_FATAL() READ_GPIO_BIT(sharpsl_pm.machinfo->gpio_fatal) diff --git a/trunk/arch/arm/mach-pxa/sharpsl_pm.c b/trunk/arch/arm/mach-pxa/sharpsl_pm.c index 6c9e871c53d8..c10be00fb526 100644 --- a/trunk/arch/arm/mach-pxa/sharpsl_pm.c +++ b/trunk/arch/arm/mach-pxa/sharpsl_pm.c @@ -21,7 +21,7 @@ #include #include #include -#include +#include #include #include @@ -45,15 +45,15 @@ #define SHARPSL_WAIT_DISCHARGE_ON 100 /* 100 msec */ #define SHARPSL_CHECK_BATTERY_WAIT_TIME_TEMP 10 /* 10 msec */ #define SHARPSL_CHECK_BATTERY_WAIT_TIME_VOLT 10 /* 10 msec */ -#define SHARPSL_CHECK_BATTERY_WAIT_TIME_JKVAD 10 /* 10 msec */ +#define SHARPSL_CHECK_BATTERY_WAIT_TIME_ACIN 10 /* 10 msec */ #define SHARPSL_CHARGE_WAIT_TIME 15 /* 15 msec */ #define SHARPSL_CHARGE_CO_CHECK_TIME 5 /* 5 msec */ #define SHARPSL_CHARGE_RETRY_CNT 1 /* eqv. 10 min */ #define SHARPSL_CHARGE_ON_VOLT 0x99 /* 2.9V */ #define SHARPSL_CHARGE_ON_TEMP 0xe0 /* 2.9V */ -#define SHARPSL_CHARGE_ON_JKVAD_HIGH 0x9b /* 6V */ -#define SHARPSL_CHARGE_ON_JKVAD_LOW 0x34 /* 2V */ +#define SHARPSL_CHARGE_ON_ACIN_HIGH 0x9b /* 6V */ +#define SHARPSL_CHARGE_ON_ACIN_LOW 0x34 /* 2V */ #define SHARPSL_FATAL_ACIN_VOLT 182 /* 3.45V */ #define SHARPSL_FATAL_NOACIN_VOLT 170 /* 3.40V */ @@ -160,9 +160,10 @@ struct battery_thresh spitz_battery_levels_noac[] = { /* * Prototypes */ -static int sharpsl_read_MainBattery(void); +static int sharpsl_read_main_battery(void); static int sharpsl_off_charge_battery(void); -static int sharpsl_check_battery(int mode); +static int sharpsl_check_battery_temp(void); +static int sharpsl_check_battery_voltage(void); static int sharpsl_ac_check(void); static int sharpsl_fatal_check(void); static int sharpsl_average_value(int ad); @@ -228,7 +229,7 @@ static void sharpsl_battery_thread(void *private_) if (!sharpsl_pm.machinfo) return; - sharpsl_pm.battstat.ac_status = (!(STATUS_AC_IN) ? APM_AC_OFFLINE : APM_AC_ONLINE); + sharpsl_pm.battstat.ac_status = (STATUS_AC_IN() ? APM_AC_ONLINE : APM_AC_OFFLINE); /* Corgi cannot confirm when battery fully charged so periodically kick! */ if (machine_is_corgi() && (sharpsl_pm.charge_mode == CHRG_ON) @@ -236,7 +237,7 @@ static void sharpsl_battery_thread(void *private_) schedule_work(&toggle_charger); while(1) { - voltage = sharpsl_read_MainBattery(); + voltage = sharpsl_read_main_battery(); if (voltage > 0) break; if (i++ > 5) { voltage = sharpsl_pm.machinfo->bat_levels_noac[0].voltage; @@ -317,10 +318,10 @@ static void sharpsl_charge_toggle(void *private_) { dev_dbg(sharpsl_pm.dev, "Toogling Charger at time: %lx\n", jiffies); - if (STATUS_AC_IN == 0) { + if (STATUS_AC_IN() == 0) { sharpsl_charge_off(); return; - } else if ((sharpsl_check_battery(1) < 0) || (sharpsl_ac_check() < 0)) { + } else if ((sharpsl_check_battery_temp() < 0) || (sharpsl_ac_check() < 0)) { sharpsl_charge_error(); return; } @@ -335,7 +336,7 @@ static void sharpsl_charge_toggle(void *private_) static void sharpsl_ac_timer(unsigned long data) { - int acin = STATUS_AC_IN; + int acin = STATUS_AC_IN(); dev_dbg(sharpsl_pm.dev, "AC Status: %d\n",acin); @@ -364,7 +365,7 @@ static void sharpsl_chrg_full_timer(unsigned long data) sharpsl_pm.full_count++; - if (STATUS_AC_IN == 0) { + if (STATUS_AC_IN() == 0) { dev_dbg(sharpsl_pm.dev, "Charge Full: AC removed - stop charging!\n"); if (sharpsl_pm.charge_mode == CHRG_ON) sharpsl_charge_off(); @@ -399,12 +400,12 @@ static irqreturn_t sharpsl_fatal_isr(int irq, void *dev_id, struct pt_regs *fp) { int is_fatal = 0; - if (STATUS_BATT_LOCKED == 0) { + if (STATUS_BATT_LOCKED() == 0) { dev_err(sharpsl_pm.dev, "Battery now Unlocked! Suspending.\n"); is_fatal = 1; } - if (sharpsl_pm.machinfo->gpio_fatal && (STATUS_FATAL == 0)) { + if (sharpsl_pm.machinfo->gpio_fatal && (STATUS_FATAL() == 0)) { dev_err(sharpsl_pm.dev, "Fatal Batt Error! Suspending.\n"); is_fatal = 1; } @@ -461,12 +462,12 @@ static int read_max1111(int channel) | MAXCTRL_SGL | MAXCTRL_UNI | MAXCTRL_STR); } -static int sharpsl_read_MainBattery(void) +static int sharpsl_read_main_battery(void) { return read_max1111(BATT_AD); } -static int sharpsl_read_Temp(void) +static int sharpsl_read_temp(void) { int temp; @@ -480,7 +481,7 @@ static int sharpsl_read_Temp(void) return temp; } -static int sharpsl_read_jkvad(void) +static int sharpsl_read_acin(void) { return read_max1111(JK_VAD); } @@ -522,16 +523,14 @@ static int get_select_val(int *val) return (sum/3); } -/* mode 0 - Check temperature and voltage - * 1 - Check temperature only */ -static int sharpsl_check_battery(int mode) +static int sharpsl_check_battery_temp(void) { int val, i, buff[5]; /* Check battery temperature */ for (i=0; i<5; i++) { mdelay(SHARPSL_CHECK_BATTERY_WAIT_TIME_TEMP); - buff[i] = sharpsl_read_Temp(); + buff[i] = sharpsl_read_temp(); } val = get_select_val(buff); @@ -539,8 +538,13 @@ static int sharpsl_check_battery(int mode) dev_dbg(sharpsl_pm.dev, "Temperature: %d\n", val); if (val > SHARPSL_CHARGE_ON_TEMP) return -1; - if (mode == 1) - return 0; + + return 0; +} + +static int sharpsl_check_battery_voltage(void) +{ + int val, i, buff[5]; /* disable charge, enable discharge */ CHARGE_OFF(); @@ -552,7 +556,7 @@ static int sharpsl_check_battery(int mode) /* Check battery voltage */ for (i=0; i<5; i++) { - buff[i] = sharpsl_read_MainBattery(); + buff[i] = sharpsl_read_main_battery(); mdelay(SHARPSL_CHECK_BATTERY_WAIT_TIME_VOLT); } @@ -575,14 +579,14 @@ static int sharpsl_ac_check(void) int temp, i, buff[5]; for (i=0; i<5; i++) { - buff[i] = sharpsl_read_jkvad(); - mdelay(SHARPSL_CHECK_BATTERY_WAIT_TIME_JKVAD); + buff[i] = sharpsl_read_acin(); + mdelay(SHARPSL_CHECK_BATTERY_WAIT_TIME_ACIN); } temp = get_select_val(buff); dev_dbg(sharpsl_pm.dev, "AC Voltage: %d\n",temp); - if ((temp > SHARPSL_CHARGE_ON_JKVAD_HIGH) || (temp < SHARPSL_CHARGE_ON_JKVAD_LOW)) { + if ((temp > SHARPSL_CHARGE_ON_ACIN_HIGH) || (temp < SHARPSL_CHARGE_ON_ACIN_LOW)) { dev_err(sharpsl_pm.dev, "Error: AC check failed.\n"); return -1; } @@ -591,7 +595,7 @@ static int sharpsl_ac_check(void) } #ifdef CONFIG_PM -static int sharpsl_pm_suspend(struct device *dev, pm_message_t state) +static int sharpsl_pm_suspend(struct platform_device *pdev, pm_message_t state) { sharpsl_pm.flags |= SHARPSL_SUSPENDED; flush_scheduled_work(); @@ -604,7 +608,7 @@ static int sharpsl_pm_suspend(struct device *dev, pm_message_t state) return 0; } -static int sharpsl_pm_resume(struct device *dev) +static int sharpsl_pm_resume(struct platform_device *pdev) { /* Clear the reset source indicators as they break the bootloader upon reboot */ RCSR = 0x0f; @@ -622,7 +626,7 @@ static void corgi_goto_sleep(unsigned long alarm_time, unsigned int alarm_enable dev_dbg(sharpsl_pm.dev, "Offline Charge Activate = %d\n",sharpsl_pm.flags & SHARPSL_DO_OFFLINE_CHRG); /* not charging and AC-IN! */ - if ((sharpsl_pm.flags & SHARPSL_DO_OFFLINE_CHRG) && (STATUS_AC_IN != 0)) { + if ((sharpsl_pm.flags & SHARPSL_DO_OFFLINE_CHRG) && (STATUS_AC_IN() != 0)) { dev_dbg(sharpsl_pm.dev, "Activating Offline Charger...\n"); sharpsl_pm.charge_mode = CHRG_OFF; sharpsl_pm.flags &= ~SHARPSL_DO_OFFLINE_CHRG; @@ -671,7 +675,7 @@ static int corgi_enter_suspend(unsigned long alarm_time, unsigned int alarm_enab dev_dbg(sharpsl_pm.dev, "User triggered wakeup in offline charger.\n"); } - if ((STATUS_BATT_LOCKED == 0) || (sharpsl_fatal_check() < 0) ) + if ((STATUS_BATT_LOCKED() == 0) || (sharpsl_fatal_check() < 0) ) { dev_err(sharpsl_pm.dev, "Fatal condition. Suspend.\n"); corgi_goto_sleep(alarm_time, alarm_enable, state); @@ -711,7 +715,7 @@ static int sharpsl_fatal_check(void) dev_dbg(sharpsl_pm.dev, "sharpsl_fatal_check entered\n"); /* Check AC-Adapter */ - acin = STATUS_AC_IN; + acin = STATUS_AC_IN(); if (acin && (sharpsl_pm.charge_mode == CHRG_ON)) { CHARGE_OFF(); @@ -725,7 +729,7 @@ static int sharpsl_fatal_check(void) /* Check battery : check inserting battery ? */ for (i=0; i<5; i++) { - buff[i] = sharpsl_read_MainBattery(); + buff[i] = sharpsl_read_main_battery(); mdelay(SHARPSL_CHECK_BATTERY_WAIT_TIME_VOLT); } @@ -739,7 +743,7 @@ static int sharpsl_fatal_check(void) } temp = get_select_val(buff); - dev_dbg(sharpsl_pm.dev, "sharpsl_fatal_check: acin: %d, discharge voltage: %d, no discharge: %d\n", acin, temp, sharpsl_read_MainBattery()); + dev_dbg(sharpsl_pm.dev, "sharpsl_fatal_check: acin: %d, discharge voltage: %d, no discharge: %d\n", acin, temp, sharpsl_read_main_battery()); if ((acin && (temp < SHARPSL_FATAL_ACIN_VOLT)) || (!acin && (temp < SHARPSL_FATAL_NOACIN_VOLT))) @@ -771,7 +775,7 @@ static int sharpsl_off_charge_battery(void) dev_dbg(sharpsl_pm.dev, "Offline Charger: Step 1\n"); /* AC Check */ - if ((sharpsl_ac_check() < 0) || (sharpsl_check_battery(1) < 0)) + if ((sharpsl_ac_check() < 0) || (sharpsl_check_battery_temp() < 0)) return sharpsl_off_charge_error(); /* Start Charging */ @@ -793,7 +797,7 @@ static int sharpsl_off_charge_battery(void) dev_dbg(sharpsl_pm.dev, "Offline Charger: Step 2\n"); - if (sharpsl_check_battery(0) < 0) + if ((sharpsl_check_battery_temp() < 0) || (sharpsl_check_battery_voltage() < 0)) return sharpsl_off_charge_error(); CHARGE_OFF(); @@ -811,7 +815,7 @@ static int sharpsl_off_charge_battery(void) /* Check for timeout */ if ((RCNR - time) > SHARPSL_WAIT_CO_TIME) return 1; - if (STATUS_CHRG_FULL) { + if (STATUS_CHRG_FULL()) { dev_dbg(sharpsl_pm.dev, "Offline Charger: Charge full occured. Retrying to check\n"); sharpsl_pm.full_count++; CHARGE_OFF(); @@ -840,7 +844,7 @@ static int sharpsl_off_charge_battery(void) sharpsl_pm.full_count++; return 1; } - if (STATUS_CHRG_FULL) { + if (STATUS_CHRG_FULL()) { dev_dbg(sharpsl_pm.dev, "Offline Charger: Charging complete.\n"); CHARGE_LED_OFF(); CHARGE_OFF(); @@ -886,13 +890,13 @@ static struct pm_ops sharpsl_pm_ops = { .finish = pxa_pm_finish, }; -static int __init sharpsl_pm_probe(struct device *dev) +static int __init sharpsl_pm_probe(struct platform_device *pdev) { - if (!dev->platform_data) + if (!pdev->dev.platform_data) return -EINVAL; - sharpsl_pm.dev = dev; - sharpsl_pm.machinfo = dev->platform_data; + sharpsl_pm.dev = &pdev->dev; + sharpsl_pm.machinfo = pdev->dev.platform_data; sharpsl_pm.charge_mode = CHRG_OFF; sharpsl_pm.flags = 0; @@ -935,8 +939,8 @@ static int __init sharpsl_pm_probe(struct device *dev) else set_irq_type(IRQ_GPIO(sharpsl_pm.machinfo->gpio_batfull),IRQT_RISING); } - device_create_file(dev, &dev_attr_battery_percentage); - device_create_file(dev, &dev_attr_battery_voltage); + device_create_file(&pdev->dev, &dev_attr_battery_percentage); + device_create_file(&pdev->dev, &dev_attr_battery_voltage); apm_get_power_status = sharpsl_apm_get_power_status; @@ -947,12 +951,12 @@ static int __init sharpsl_pm_probe(struct device *dev) return 0; } -static int sharpsl_pm_remove(struct device *dev) +static int sharpsl_pm_remove(struct platform_device *pdev) { pm_set_ops(NULL); - device_remove_file(dev, &dev_attr_battery_percentage); - device_remove_file(dev, &dev_attr_battery_voltage); + device_remove_file(&pdev->dev, &dev_attr_battery_percentage); + device_remove_file(&pdev->dev, &dev_attr_battery_voltage); free_irq(IRQ_GPIO(sharpsl_pm.machinfo->gpio_acin), sharpsl_ac_isr); free_irq(IRQ_GPIO(sharpsl_pm.machinfo->gpio_batlock), sharpsl_fatal_isr); @@ -969,23 +973,24 @@ static int sharpsl_pm_remove(struct device *dev) return 0; } -static struct device_driver sharpsl_pm_driver = { - .name = "sharpsl-pm", - .bus = &platform_bus_type, +static struct platform_driver sharpsl_pm_driver = { .probe = sharpsl_pm_probe, .remove = sharpsl_pm_remove, .suspend = sharpsl_pm_suspend, .resume = sharpsl_pm_resume, + .driver = { + .name = "sharpsl-pm", + }, }; static int __devinit sharpsl_pm_init(void) { - return driver_register(&sharpsl_pm_driver); + return platform_driver_register(&sharpsl_pm_driver); } static void sharpsl_pm_exit(void) { - driver_unregister(&sharpsl_pm_driver); + platform_driver_unregister(&sharpsl_pm_driver); } late_initcall(sharpsl_pm_init); diff --git a/trunk/arch/arm/mach-pxa/spitz.c b/trunk/arch/arm/mach-pxa/spitz.c index 4e9a699ee428..2df1b56615b1 100644 --- a/trunk/arch/arm/mach-pxa/spitz.c +++ b/trunk/arch/arm/mach-pxa/spitz.c @@ -345,6 +345,16 @@ static void spitz_irda_transceiver_mode(struct device *dev, int mode) reset_scoop_gpio(&spitzscoop2_device.dev, SPITZ_SCP2_IR_ON); } +#ifdef CONFIG_MACH_AKITA +static void akita_irda_transceiver_mode(struct device *dev, int mode) +{ + if (mode & IR_OFF) + akita_set_ioexp(&akitaioexp_device.dev, AKITA_IOEXP_IR_ON); + else + akita_reset_ioexp(&akitaioexp_device.dev, AKITA_IOEXP_IR_ON); +} +#endif + static struct pxaficp_platform_data spitz_ficp_platform_data = { .transceiver_cap = IR_SIRMODE | IR_OFF, .transceiver_mode = spitz_irda_transceiver_mode, @@ -417,6 +427,32 @@ static void __init spitz_init(void) platform_device_register(&spitzscoop2_device); } +#ifdef CONFIG_MACH_AKITA +/* + * Akita IO Expander + */ +struct platform_device akitaioexp_device = { + .name = "akita-ioexp", + .id = -1, +}; + +static void __init akita_init(void) +{ + spitz_ficp_platform_data.transceiver_mode = akita_irda_transceiver_mode; + + /* We just pretend the second element of the array doesn't exist */ + spitz_pcmcia_config.num_devs = 1; + platform_scoop_config = &spitz_pcmcia_config; + spitz_bl_machinfo.set_bl_intensity = akita_bl_set_intensity; + + platform_device_register(&akitaioexp_device); + + spitzscoop_device.dev.parent = &akitaioexp_device.dev; + common_init(); +} +#endif + + static void __init fixup_spitz(struct machine_desc *desc, struct tag *tags, char **cmdline, struct meminfo *mi) { @@ -452,3 +488,16 @@ MACHINE_START(BORZOI, "SHARP Borzoi") .timer = &pxa_timer, MACHINE_END #endif + +#ifdef CONFIG_MACH_AKITA +MACHINE_START(AKITA, "SHARP Akita") + .phys_ram = 0xa0000000, + .phys_io = 0x40000000, + .io_pg_offst = (io_p2v(0x40000000) >> 18) & 0xfffc, + .fixup = fixup_spitz, + .map_io = pxa_map_io, + .init_irq = pxa_init_irq, + .init_machine = akita_init, + .timer = &pxa_timer, +MACHINE_END +#endif diff --git a/trunk/arch/arm/mach-pxa/spitz_pm.c b/trunk/arch/arm/mach-pxa/spitz_pm.c new file mode 100644 index 000000000000..3ce7486daa51 --- /dev/null +++ b/trunk/arch/arm/mach-pxa/spitz_pm.c @@ -0,0 +1,233 @@ +/* + * Battery and Power Management code for the Sharp SL-Cxx00 + * + * Copyright (c) 2005 Richard Purdie + * + * This program is free software; you can redistribute it and/or modify + * it under the terms of the GNU General Public License version 2 as + * published by the Free Software Foundation. + * + */ + +#include +#include +#include +#include +#include +#include +#include +#include +#include +#include +#include +#include + +#include +#include +#include +#include "sharpsl.h" + +static int spitz_last_ac_status; + +static void spitz_charger_init(void) +{ + pxa_gpio_mode(SPITZ_GPIO_KEY_INT | GPIO_IN); + pxa_gpio_mode(SPITZ_GPIO_SYNC | GPIO_IN); +} + +static void spitz_charge_led(int val) +{ + if (val == SHARPSL_LED_ERROR) { + dev_dbg(sharpsl_pm.dev, "Charge LED Error\n"); + } else if (val == SHARPSL_LED_ON) { + dev_dbg(sharpsl_pm.dev, "Charge LED On\n"); + set_scoop_gpio(&spitzscoop_device.dev, SPITZ_SCP_LED_ORANGE); + } else { + dev_dbg(sharpsl_pm.dev, "Charge LED Off\n"); + reset_scoop_gpio(&spitzscoop_device.dev, SPITZ_SCP_LED_ORANGE); + } +} + +static void spitz_measure_temp(int on) +{ + if (on) + set_scoop_gpio(&spitzscoop_device.dev, SPITZ_SCP_ADC_TEMP_ON); + else + reset_scoop_gpio(&spitzscoop_device.dev, SPITZ_SCP_ADC_TEMP_ON); +} + +static void spitz_charge(int on) +{ + if (on) { + if (sharpsl_pm.flags & SHARPSL_SUSPENDED) { + set_scoop_gpio(&spitzscoop_device.dev, SPITZ_SCP_JK_B); + reset_scoop_gpio(&spitzscoop_device.dev, SPITZ_SCP_CHRG_ON); + } else { + reset_scoop_gpio(&spitzscoop_device.dev, SPITZ_SCP_JK_B); + reset_scoop_gpio(&spitzscoop_device.dev, SPITZ_SCP_CHRG_ON); + } + } else { + reset_scoop_gpio(&spitzscoop_device.dev, SPITZ_SCP_JK_B); + set_scoop_gpio(&spitzscoop_device.dev, SPITZ_SCP_CHRG_ON); + } +} + +static void spitz_discharge(int on) +{ + if (on) + set_scoop_gpio(&spitzscoop_device.dev, SPITZ_SCP_JK_A); + else + reset_scoop_gpio(&spitzscoop_device.dev, SPITZ_SCP_JK_A); +} + +/* HACK - For unknown reasons, accurate voltage readings are only made with a load + on the power bus which the green led on spitz provides */ +static void spitz_discharge1(int on) +{ + if (on) + set_scoop_gpio(&spitzscoop_device.dev, SPITZ_SCP_LED_GREEN); + else + reset_scoop_gpio(&spitzscoop_device.dev, SPITZ_SCP_LED_GREEN); +} + +static void spitz_presuspend(void) +{ + spitz_last_ac_status = STATUS_AC_IN(); + + /* GPIO Sleep Register */ + PGSR0 = 0x00144018; + PGSR1 = 0x00EF0000; + if (machine_is_akita()) { + PGSR2 = 0x2121C000; + PGSR3 = 0x00600400; + } else { + PGSR2 = 0x0121C000; + PGSR3 = 0x00600000; + } + + PGSR0 &= ~SPITZ_GPIO_G0_STROBE_BIT; + PGSR1 &= ~SPITZ_GPIO_G1_STROBE_BIT; + PGSR2 &= ~SPITZ_GPIO_G2_STROBE_BIT; + PGSR3 &= ~SPITZ_GPIO_G3_STROBE_BIT; + PGSR2 |= GPIO_bit(SPITZ_GPIO_KEY_STROBE0); + + pxa_gpio_mode(GPIO18_RDY|GPIO_OUT | GPIO_DFLT_HIGH); + + PRER = GPIO_bit(SPITZ_GPIO_KEY_INT); + PFER = GPIO_bit(SPITZ_GPIO_KEY_INT) | GPIO_bit(SPITZ_GPIO_RESET); + PWER = GPIO_bit(SPITZ_GPIO_KEY_INT) | GPIO_bit(SPITZ_GPIO_RESET) | PWER_RTC; + PKWR = GPIO_bit(SPITZ_GPIO_SYNC) | GPIO_bit(SPITZ_GPIO_KEY_INT) | GPIO_bit(SPITZ_GPIO_RESET); + PKSR = 0xffffffff; // clear + + /* nRESET_OUT Disable */ + PSLR |= PSLR_SL_ROD; + + /* Clear reset status */ + RCSR = RCSR_HWR | RCSR_WDR | RCSR_SMR | RCSR_GPR; + + /* Stop 3.6MHz and drive HIGH to PCMCIA and CS */ + PCFR = PCFR_GPR_EN | PCFR_OPDE; +} + +static void spitz_postsuspend(void) +{ + pxa_gpio_mode(GPIO18_RDY_MD); + pxa_gpio_mode(10 | GPIO_IN); +} + +static int spitz_should_wakeup(unsigned int resume_on_alarm) +{ + int is_resume = 0; + int acin = STATUS_AC_IN(); + + if (spitz_last_ac_status != acin) { + if (acin) { + /* charge on */ + sharpsl_pm.flags |= SHARPSL_DO_OFFLINE_CHRG; + dev_dbg(sharpsl_pm.dev, "AC Inserted\n"); + } else { + /* charge off */ + dev_dbg(sharpsl_pm.dev, "AC Removed\n"); + CHARGE_LED_OFF(); + CHARGE_OFF(); + sharpsl_pm.charge_mode = CHRG_OFF; + } + spitz_last_ac_status = acin; + /* Return to suspend as this must be what we were woken for */ + return 0; + } + + if (PEDR & GPIO_bit(SPITZ_GPIO_KEY_INT)) + is_resume |= GPIO_bit(SPITZ_GPIO_KEY_INT); + + if (PKSR & GPIO_bit(SPITZ_GPIO_SYNC)) + is_resume |= GPIO_bit(SPITZ_GPIO_SYNC); + + if (resume_on_alarm && (PEDR & PWER_RTC)) + is_resume |= PWER_RTC; + + dev_dbg(sharpsl_pm.dev, "is_resume: %x\n",is_resume); + return is_resume; +} + +static unsigned long spitz_charger_wakeup(void) +{ + return (~GPLR0 & GPIO_bit(SPITZ_GPIO_KEY_INT)) | (GPLR0 & GPIO_bit(SPITZ_GPIO_SYNC)); +} + +static int spitz_acin_status(void) +{ + return (((~GPLR(SPITZ_GPIO_AC_IN)) & GPIO_bit(SPITZ_GPIO_AC_IN)) != 0); +} + +struct sharpsl_charger_machinfo spitz_pm_machinfo = { + .init = spitz_charger_init, + .gpio_batlock = SPITZ_GPIO_BAT_COVER, + .gpio_acin = SPITZ_GPIO_AC_IN, + .gpio_batfull = SPITZ_GPIO_CHRG_FULL, + .gpio_fatal = SPITZ_GPIO_FATAL_BAT, + .status_acin = spitz_acin_status, + .discharge = spitz_discharge, + .discharge1 = spitz_discharge1, + .charge = spitz_charge, + .chargeled = spitz_charge_led, + .measure_temp = spitz_measure_temp, + .presuspend = spitz_presuspend, + .postsuspend = spitz_postsuspend, + .charger_wakeup = spitz_charger_wakeup, + .should_wakeup = spitz_should_wakeup, + .bat_levels = 40, + .bat_levels_noac = spitz_battery_levels_noac, + .bat_levels_acin = spitz_battery_levels_acin, + .status_high_acin = 188, + .status_low_acin = 178, + .status_high_noac = 185, + .status_low_noac = 175, +}; + +static struct platform_device *spitzpm_device; + +static int __devinit spitzpm_init(void) +{ + int ret; + + spitzpm_device = platform_device_alloc("sharpsl-pm", -1); + if (!spitzpm_device) + return -ENOMEM; + + spitzpm_device->dev.platform_data = &spitz_pm_machinfo; + ret = platform_device_add(spitzpm_device); + + if (ret) + platform_device_put(spitzpm_device); + + return ret; +} + +static void spitzpm_exit(void) +{ + platform_device_unregister(spitzpm_device); +} + +module_init(spitzpm_init); +module_exit(spitzpm_exit); diff --git a/trunk/arch/frv/kernel/pm.c b/trunk/arch/frv/kernel/pm.c index 1a1e8a119c3d..712c3c24c954 100644 --- a/trunk/arch/frv/kernel/pm.c +++ b/trunk/arch/frv/kernel/pm.c @@ -14,6 +14,7 @@ #include #include #include +#include #include #include #include diff --git a/trunk/arch/i386/Kconfig b/trunk/arch/i386/Kconfig index dbf90ad6eac3..6004bb0795e0 100644 --- a/trunk/arch/i386/Kconfig +++ b/trunk/arch/i386/Kconfig @@ -699,7 +699,7 @@ depends on PM && !X86_VISWS config APM tristate "APM (Advanced Power Management) BIOS support" - depends on PM + depends on PM && PM_LEGACY ---help--- APM is a BIOS specification for saving power using several different techniques. This is mostly useful for battery powered laptops with diff --git a/trunk/arch/i386/kernel/apm.c b/trunk/arch/i386/kernel/apm.c index 003548b8735f..1e60acbed3c1 100644 --- a/trunk/arch/i386/kernel/apm.c +++ b/trunk/arch/i386/kernel/apm.c @@ -218,6 +218,7 @@ #include #include #include +#include #include #include #include diff --git a/trunk/arch/i386/kernel/cpu/intel.c b/trunk/arch/i386/kernel/cpu/intel.c index 43601de0f633..c28d26fb5f24 100644 --- a/trunk/arch/i386/kernel/cpu/intel.c +++ b/trunk/arch/i386/kernel/cpu/intel.c @@ -6,6 +6,7 @@ #include #include #include +#include #include #include @@ -264,5 +265,52 @@ __init int intel_cpu_init(void) return 0; } +#ifndef CONFIG_X86_CMPXCHG +unsigned long cmpxchg_386_u8(volatile void *ptr, u8 old, u8 new) +{ + u8 prev; + unsigned long flags; + + /* Poor man's cmpxchg for 386. Unsuitable for SMP */ + local_irq_save(flags); + prev = *(u8 *)ptr; + if (prev == old) + *(u8 *)ptr = new; + local_irq_restore(flags); + return prev; +} +EXPORT_SYMBOL(cmpxchg_386_u8); + +unsigned long cmpxchg_386_u16(volatile void *ptr, u16 old, u16 new) +{ + u16 prev; + unsigned long flags; + + /* Poor man's cmpxchg for 386. Unsuitable for SMP */ + local_irq_save(flags); + prev = *(u16 *)ptr; + if (prev == old) + *(u16 *)ptr = new; + local_irq_restore(flags); + return prev; +} +EXPORT_SYMBOL(cmpxchg_386_u16); + +unsigned long cmpxchg_386_u32(volatile void *ptr, u32 old, u32 new) +{ + u32 prev; + unsigned long flags; + + /* Poor man's cmpxchg for 386. Unsuitable for SMP */ + local_irq_save(flags); + prev = *(u32 *)ptr; + if (prev == old) + *(u32 *)ptr = new; + local_irq_restore(flags); + return prev; +} +EXPORT_SYMBOL(cmpxchg_386_u32); +#endif + // arch_initcall(intel_cpu_init); diff --git a/trunk/arch/i386/kernel/entry.S b/trunk/arch/i386/kernel/entry.S index 9e24f7b207ee..e50b93155249 100644 --- a/trunk/arch/i386/kernel/entry.S +++ b/trunk/arch/i386/kernel/entry.S @@ -560,11 +560,10 @@ nmi_stack_fixup: nmi_debug_stack_check: cmpw $__KERNEL_CS,16(%esp) jne nmi_stack_correct - cmpl $debug - 1,(%esp) - jle nmi_stack_correct + cmpl $debug,(%esp) + jb nmi_stack_correct cmpl $debug_esp_fix_insn,(%esp) - jle nmi_debug_stack_fixup -nmi_debug_stack_fixup: + ja nmi_stack_correct FIX_STACK(24,nmi_stack_correct, 1) jmp nmi_stack_correct diff --git a/trunk/arch/i386/kernel/timers/timer_pit.c b/trunk/arch/i386/kernel/timers/timer_pit.c index e42e46d35159..b9b6bd56b9ba 100644 --- a/trunk/arch/i386/kernel/timers/timer_pit.c +++ b/trunk/arch/i386/kernel/timers/timer_pit.c @@ -25,8 +25,9 @@ static int __init init_pit(char* override) { /* check clock override */ if (override[0] && strncmp(override,"pit",3)) - printk(KERN_ERR "Warning: clock= override failed. Defaulting to PIT\n"); - + printk(KERN_ERR "Warning: clock= override failed. Defaulting " + "to PIT\n"); + init_cpu_khz(); count_p = LATCH; return 0; } diff --git a/trunk/arch/i386/mm/init.c b/trunk/arch/i386/mm/init.c index 542d9298da5e..06e26f006238 100644 --- a/trunk/arch/i386/mm/init.c +++ b/trunk/arch/i386/mm/init.c @@ -28,6 +28,7 @@ #include #include #include +#include #include #include @@ -267,7 +268,7 @@ static void __init permanent_kmaps_init(pgd_t *pgd_base) pkmap_page_table = pte; } -void __devinit free_new_highpage(struct page *page) +static void __devinit free_new_highpage(struct page *page) { set_page_count(page, 1); __free_page(page); diff --git a/trunk/arch/m68k/fpsp040/skeleton.S b/trunk/arch/m68k/fpsp040/skeleton.S index 9571a21d6ad4..a1629194e3fd 100644 --- a/trunk/arch/m68k/fpsp040/skeleton.S +++ b/trunk/arch/m68k/fpsp040/skeleton.S @@ -381,10 +381,8 @@ fpsp_done: .Lnotkern: SAVE_ALL_INT GET_CURRENT(%d0) - tstb %curptr@(TASK_NEEDRESCHED) - jne ret_from_exception | deliver signals, - | reschedule etc.. - RESTORE_ALL + | deliver signals, reschedule etc.. + jra ret_from_exception | | mem_write --- write to user or supervisor address space diff --git a/trunk/arch/m68k/ifpsp060/iskeleton.S b/trunk/arch/m68k/ifpsp060/iskeleton.S index 4ba2c74da93d..b2dbdf5ee309 100644 --- a/trunk/arch/m68k/ifpsp060/iskeleton.S +++ b/trunk/arch/m68k/ifpsp060/iskeleton.S @@ -75,10 +75,8 @@ _060_isp_done: .Lnotkern: SAVE_ALL_INT GET_CURRENT(%d0) - tstb %curptr@(TASK_NEEDRESCHED) - jne ret_from_exception | deliver signals, - | reschedule etc.. - RESTORE_ALL + | deliver signals, reschedule etc.. + jra ret_from_exception | | _060_real_chk(): diff --git a/trunk/arch/m68k/kernel/asm-offsets.c b/trunk/arch/m68k/kernel/asm-offsets.c index cee3317b8665..c787c5ba9513 100644 --- a/trunk/arch/m68k/kernel/asm-offsets.c +++ b/trunk/arch/m68k/kernel/asm-offsets.c @@ -25,12 +25,8 @@ int main(void) DEFINE(TASK_STATE, offsetof(struct task_struct, state)); DEFINE(TASK_FLAGS, offsetof(struct task_struct, flags)); DEFINE(TASK_PTRACE, offsetof(struct task_struct, ptrace)); - DEFINE(TASK_WORK, offsetof(struct task_struct, thread.work)); - DEFINE(TASK_NEEDRESCHED, offsetof(struct task_struct, thread.work.need_resched)); - DEFINE(TASK_SYSCALL_TRACE, offsetof(struct task_struct, thread.work.syscall_trace)); - DEFINE(TASK_SIGPENDING, offsetof(struct task_struct, thread.work.sigpending)); - DEFINE(TASK_NOTIFY_RESUME, offsetof(struct task_struct, thread.work.notify_resume)); DEFINE(TASK_THREAD, offsetof(struct task_struct, thread)); + DEFINE(TASK_INFO, offsetof(struct task_struct, thread.info)); DEFINE(TASK_MM, offsetof(struct task_struct, mm)); DEFINE(TASK_ACTIVE_MM, offsetof(struct task_struct, active_mm)); @@ -45,6 +41,10 @@ int main(void) DEFINE(THREAD_FPCNTL, offsetof(struct thread_struct, fpcntl)); DEFINE(THREAD_FPSTATE, offsetof(struct thread_struct, fpstate)); + /* offsets into the thread_info struct */ + DEFINE(TINFO_PREEMPT, offsetof(struct thread_info, preempt_count)); + DEFINE(TINFO_FLAGS, offsetof(struct thread_info, flags)); + /* offsets into the pt_regs */ DEFINE(PT_D0, offsetof(struct pt_regs, d0)); DEFINE(PT_ORIG_D0, offsetof(struct pt_regs, orig_d0)); diff --git a/trunk/arch/m68k/kernel/entry.S b/trunk/arch/m68k/kernel/entry.S index 23ca60a45552..320fde05dc63 100644 --- a/trunk/arch/m68k/kernel/entry.S +++ b/trunk/arch/m68k/kernel/entry.S @@ -44,9 +44,7 @@ #include -.globl system_call, buserr, trap -.globl resume, ret_from_exception -.globl ret_from_signal +.globl system_call, buserr, trap, resume .globl inthandler, sys_call_table .globl sys_fork, sys_clone, sys_vfork .globl ret_from_interrupt, bad_interrupt @@ -58,7 +56,7 @@ ENTRY(buserr) movel %sp,%sp@- | stack frame pointer argument bsrl buserr_c addql #4,%sp - jra ret_from_exception + jra .Lret_from_exception ENTRY(trap) SAVE_ALL_INT @@ -66,7 +64,7 @@ ENTRY(trap) movel %sp,%sp@- | stack frame pointer argument bsrl trap_c addql #4,%sp - jra ret_from_exception + jra .Lret_from_exception | After a fork we jump here directly from resume, | so that %d1 contains the previous task @@ -75,30 +73,31 @@ ENTRY(ret_from_fork) movel %d1,%sp@- jsr schedule_tail addql #4,%sp - jra ret_from_exception + jra .Lret_from_exception -badsys: - movel #-ENOSYS,%sp@(PT_D0) - jra ret_from_exception - -do_trace: +do_trace_entry: movel #-ENOSYS,%sp@(PT_D0) | needed for strace subql #4,%sp SAVE_SWITCH_STACK jbsr syscall_trace RESTORE_SWITCH_STACK addql #4,%sp - movel %sp@(PT_ORIG_D0),%d1 - movel #-ENOSYS,%d0 - cmpl #NR_syscalls,%d1 - jcc 1f - jbsr @(sys_call_table,%d1:l:4)@(0) -1: movel %d0,%sp@(PT_D0) | save the return value - subql #4,%sp | dummy return address + movel %sp@(PT_ORIG_D0),%d0 + cmpl #NR_syscalls,%d0 + jcs syscall +badsys: + movel #-ENOSYS,%sp@(PT_D0) + jra ret_from_syscall + +do_trace_exit: + subql #4,%sp SAVE_SWITCH_STACK jbsr syscall_trace + RESTORE_SWITCH_STACK + addql #4,%sp + jra .Lret_from_exception -ret_from_signal: +ENTRY(ret_from_signal) RESTORE_SWITCH_STACK addql #4,%sp /* on 68040 complete pending writebacks if any */ @@ -111,7 +110,7 @@ ret_from_signal: addql #4,%sp 1: #endif - jra ret_from_exception + jra .Lret_from_exception ENTRY(system_call) SAVE_ALL_SYS @@ -120,30 +119,34 @@ ENTRY(system_call) | save top of frame movel %sp,%curptr@(TASK_THREAD+THREAD_ESP0) - tstb %curptr@(TASK_SYSCALL_TRACE) - jne do_trace + | syscall trace? + tstb %curptr@(TASK_INFO+TINFO_FLAGS+2) + jmi do_trace_entry cmpl #NR_syscalls,%d0 jcc badsys +syscall: jbsr @(sys_call_table,%d0:l:4)@(0) movel %d0,%sp@(PT_D0) | save the return value - +ret_from_syscall: |oriw #0x0700,%sr - movel %curptr@(TASK_WORK),%d0 + movew %curptr@(TASK_INFO+TINFO_FLAGS+2),%d0 jne syscall_exit_work 1: RESTORE_ALL syscall_exit_work: btst #5,%sp@(PT_SR) | check if returning to kernel bnes 1b | if so, skip resched, signals - tstw %d0 - jeq do_signal_return - tstb %d0 - jne do_delayed_trace - + lslw #1,%d0 + jcs do_trace_exit + jmi do_delayed_trace + lslw #8,%d0 + jmi do_signal_return pea resume_userspace - jmp schedule + jra schedule + -ret_from_exception: +ENTRY(ret_from_exception) +.Lret_from_exception: btst #5,%sp@(PT_SR) | check if returning to kernel bnes 1f | if so, skip resched, signals | only allow interrupts when we are really the last one on the @@ -152,19 +155,18 @@ ret_from_exception: andw #ALLOWINT,%sr resume_userspace: - movel %curptr@(TASK_WORK),%d0 - lsrl #8,%d0 + moveb %curptr@(TASK_INFO+TINFO_FLAGS+3),%d0 jne exit_work 1: RESTORE_ALL exit_work: | save top of frame movel %sp,%curptr@(TASK_THREAD+THREAD_ESP0) - tstb %d0 - jeq do_signal_return - + lslb #1,%d0 + jmi do_signal_return pea resume_userspace - jmp schedule + jra schedule + do_signal_return: |andw #ALLOWINT,%sr @@ -254,7 +256,7 @@ ret_from_interrupt: /* check if we need to do software interrupts */ tstl irq_stat+CPUSTAT_SOFTIRQ_PENDING - jeq ret_from_exception + jeq .Lret_from_exception pea ret_from_exception jra do_softirq diff --git a/trunk/arch/m68k/kernel/ptrace.c b/trunk/arch/m68k/kernel/ptrace.c index 7e54422685cf..540638ca81f9 100644 --- a/trunk/arch/m68k/kernel/ptrace.c +++ b/trunk/arch/m68k/kernel/ptrace.c @@ -109,7 +109,7 @@ static inline void singlestep_disable(struct task_struct *child) { unsigned long tmp = get_reg(child, PT_SR) & ~(TRACE_BITS << 16); put_reg(child, PT_SR, tmp); - child->thread.work.delayed_trace = 0; + clear_tsk_thread_flag(child, TIF_DELAYED_TRACE); } /* @@ -118,7 +118,7 @@ static inline void singlestep_disable(struct task_struct *child) void ptrace_disable(struct task_struct *child) { singlestep_disable(child); - child->thread.work.syscall_trace = 0; + clear_tsk_thread_flag(child, TIF_SYSCALL_TRACE); } long arch_ptrace(struct task_struct *child, long request, long addr, long data) @@ -198,9 +198,9 @@ long arch_ptrace(struct task_struct *child, long request, long addr, long data) goto out_eio; if (request == PTRACE_SYSCALL) - child->thread.work.syscall_trace = ~0; + set_tsk_thread_flag(child, TIF_SYSCALL_TRACE); else - child->thread.work.syscall_trace = 0; + clear_tsk_thread_flag(child, TIF_SYSCALL_TRACE); child->exit_code = data; singlestep_disable(child); wake_up_process(child); @@ -223,10 +223,10 @@ long arch_ptrace(struct task_struct *child, long request, long addr, long data) if (!valid_signal(data)) goto out_eio; - child->thread.work.syscall_trace = 0; + clear_tsk_thread_flag(child, TIF_SYSCALL_TRACE); tmp = get_reg(child, PT_SR) | (TRACE_BITS << 16); put_reg(child, PT_SR, tmp); - child->thread.work.delayed_trace = 1; + set_tsk_thread_flag(child, TIF_DELAYED_TRACE); child->exit_code = data; /* give it a chance to run. */ @@ -288,9 +288,6 @@ long arch_ptrace(struct task_struct *child, long request, long addr, long data) asmlinkage void syscall_trace(void) { - if (!current->thread.work.delayed_trace && - !current->thread.work.syscall_trace) - return; ptrace_notify(SIGTRAP | ((current->ptrace & PT_TRACESYSGOOD) ? 0x80 : 0)); /* diff --git a/trunk/arch/mips/au1000/common/power.c b/trunk/arch/mips/au1000/common/power.c index f85093b8d54d..f4926315fb68 100644 --- a/trunk/arch/mips/au1000/common/power.c +++ b/trunk/arch/mips/au1000/common/power.c @@ -32,6 +32,7 @@ #include #include #include +#include #include #include #include diff --git a/trunk/arch/mips/au1000/common/usbdev.c b/trunk/arch/mips/au1000/common/usbdev.c index 0b21bed7ee55..2cab7629702c 100644 --- a/trunk/arch/mips/au1000/common/usbdev.c +++ b/trunk/arch/mips/au1000/common/usbdev.c @@ -348,7 +348,7 @@ endpoint_stall(endpoint_t * ep) { u32 cs; - warn(__FUNCTION__); + warn("%s", __FUNCTION__); cs = au_readl(ep->reg->ctrl_stat) | USBDEV_CS_STALL; au_writel(cs, ep->reg->ctrl_stat); @@ -360,7 +360,7 @@ endpoint_unstall(endpoint_t * ep) { u32 cs; - warn(__FUNCTION__); + warn("%s", __FUNCTION__); cs = au_readl(ep->reg->ctrl_stat) & ~USBDEV_CS_STALL; au_writel(cs, ep->reg->ctrl_stat); diff --git a/trunk/arch/powerpc/Makefile b/trunk/arch/powerpc/Makefile index 5bc11bd36c1f..d41ad2e675db 100644 --- a/trunk/arch/powerpc/Makefile +++ b/trunk/arch/powerpc/Makefile @@ -187,7 +187,7 @@ archprepare: checkbin # Temporary hack until we have migrated to asm-powerpc include/asm: arch/$(ARCH)/include/asm -arch/$(ARCH)/include/asm: +arch/$(ARCH)/include/asm: FORCE $(Q)if [ ! -d arch/$(ARCH)/include ]; then mkdir -p arch/$(ARCH)/include; fi $(Q)ln -fsn $(srctree)/include/asm-$(OLDARCH) arch/$(ARCH)/include/asm diff --git a/trunk/arch/powerpc/configs/pseries_defconfig b/trunk/arch/powerpc/configs/pseries_defconfig index 9f09dff9e11a..913962c1dae0 100644 --- a/trunk/arch/powerpc/configs/pseries_defconfig +++ b/trunk/arch/powerpc/configs/pseries_defconfig @@ -1,18 +1,33 @@ # # Automatically generated make config: don't edit -# Linux kernel version: 2.6.14-rc4 -# Thu Oct 20 08:32:17 2005 +# Linux kernel version: 2.6.15-rc1 +# Mon Nov 14 15:27:00 2005 # +CONFIG_PPC64=y CONFIG_64BIT=y +CONFIG_PPC_MERGE=y CONFIG_MMU=y +CONFIG_GENERIC_HARDIRQS=y CONFIG_RWSEM_XCHGADD_ALGORITHM=y CONFIG_GENERIC_CALIBRATE_DELAY=y -CONFIG_GENERIC_ISA_DMA=y +CONFIG_PPC=y CONFIG_EARLY_PRINTK=y CONFIG_COMPAT=y +CONFIG_SYSVIPC_COMPAT=y CONFIG_SCHED_NO_NO_OMIT_FRAME_POINTER=y CONFIG_ARCH_MAY_HAVE_PC_FDC=y -CONFIG_FORCE_MAX_ZONEORDER=13 + +# +# Processor support +# +# CONFIG_POWER4_ONLY is not set +CONFIG_POWER3=y +CONFIG_POWER4=y +CONFIG_PPC_FPU=y +CONFIG_ALTIVEC=y +CONFIG_PPC_STD_MMU=y +CONFIG_SMP=y +CONFIG_NR_CPUS=128 # # Code maturity level options @@ -68,75 +83,103 @@ CONFIG_MODVERSIONS=y CONFIG_MODULE_SRCVERSION_ALL=y CONFIG_KMOD=y CONFIG_STOP_MACHINE=y -CONFIG_SYSVIPC_COMPAT=y + +# +# Block layer +# + +# +# IO Schedulers +# +CONFIG_IOSCHED_NOOP=y +CONFIG_IOSCHED_AS=y +CONFIG_IOSCHED_DEADLINE=y +CONFIG_IOSCHED_CFQ=y +CONFIG_DEFAULT_AS=y +# CONFIG_DEFAULT_DEADLINE is not set +# CONFIG_DEFAULT_CFQ is not set +# CONFIG_DEFAULT_NOOP is not set +CONFIG_DEFAULT_IOSCHED="anticipatory" # # Platform support # -# CONFIG_PPC_ISERIES is not set CONFIG_PPC_MULTIPLATFORM=y +# CONFIG_PPC_ISERIES is not set +# CONFIG_EMBEDDED6xx is not set +# CONFIG_APUS is not set CONFIG_PPC_PSERIES=y -# CONFIG_PPC_BPA is not set # CONFIG_PPC_PMAC is not set # CONFIG_PPC_MAPLE is not set -CONFIG_PPC=y -CONFIG_PPC64=y +# CONFIG_PPC_CELL is not set CONFIG_PPC_OF=y CONFIG_XICS=y +# CONFIG_U3_DART is not set CONFIG_MPIC=y -CONFIG_ALTIVEC=y -CONFIG_PPC_SPLPAR=y -CONFIG_KEXEC=y +CONFIG_PPC_RTAS=y +CONFIG_RTAS_ERROR_LOGGING=y +CONFIG_RTAS_PROC=y +CONFIG_RTAS_FLASH=m +# CONFIG_MMIO_NVRAM is not set CONFIG_IBMVIO=y -# CONFIG_U3_DART is not set -# CONFIG_BOOTX_TEXT is not set -# CONFIG_POWER4_ONLY is not set +# CONFIG_PPC_MPC106 is not set +# CONFIG_GENERIC_TBSYNC is not set +# CONFIG_CPU_FREQ is not set +# CONFIG_WANT_EARLY_SERIAL is not set + +# +# Kernel options +# +# CONFIG_HZ_100 is not set +CONFIG_HZ_250=y +# CONFIG_HZ_1000 is not set +CONFIG_HZ=250 +CONFIG_PREEMPT_NONE=y +# CONFIG_PREEMPT_VOLUNTARY is not set +# CONFIG_PREEMPT is not set +# CONFIG_PREEMPT_BKL is not set +CONFIG_BINFMT_ELF=y +# CONFIG_BINFMT_MISC is not set +CONFIG_FORCE_MAX_ZONEORDER=13 CONFIG_IOMMU_VMERGE=y -CONFIG_SMP=y -CONFIG_NR_CPUS=128 +CONFIG_HOTPLUG_CPU=y +CONFIG_KEXEC=y +# CONFIG_IRQ_ALL_CPUS is not set +CONFIG_PPC_SPLPAR=y +CONFIG_EEH=y +CONFIG_SCANLOG=m +CONFIG_LPARCFG=y +CONFIG_NUMA=y CONFIG_ARCH_SELECT_MEMORY_MODEL=y -CONFIG_ARCH_FLATMEM_ENABLE=y -CONFIG_ARCH_DISCONTIGMEM_ENABLE=y -CONFIG_ARCH_DISCONTIGMEM_DEFAULT=y CONFIG_ARCH_SPARSEMEM_ENABLE=y +CONFIG_ARCH_SPARSEMEM_DEFAULT=y CONFIG_SELECT_MEMORY_MODEL=y # CONFIG_FLATMEM_MANUAL is not set -CONFIG_DISCONTIGMEM_MANUAL=y -# CONFIG_SPARSEMEM_MANUAL is not set -CONFIG_DISCONTIGMEM=y -CONFIG_FLAT_NODE_MEM_MAP=y +# CONFIG_DISCONTIGMEM_MANUAL is not set +CONFIG_SPARSEMEM_MANUAL=y +CONFIG_SPARSEMEM=y CONFIG_NEED_MULTIPLE_NODES=y +CONFIG_HAVE_MEMORY_PRESENT=y # CONFIG_SPARSEMEM_STATIC is not set +CONFIG_SPARSEMEM_EXTREME=y +# CONFIG_MEMORY_HOTPLUG is not set +CONFIG_SPLIT_PTLOCK_CPUS=4096 CONFIG_HAVE_ARCH_EARLY_PFN_TO_NID=y CONFIG_NODES_SPAN_OTHER_NODES=y -CONFIG_NUMA=y +# CONFIG_PPC_64K_PAGES is not set CONFIG_SCHED_SMT=y -CONFIG_PREEMPT_NONE=y -# CONFIG_PREEMPT_VOLUNTARY is not set -# CONFIG_PREEMPT is not set -# CONFIG_PREEMPT_BKL is not set -# CONFIG_HZ_100 is not set -CONFIG_HZ_250=y -# CONFIG_HZ_1000 is not set -CONFIG_HZ=250 -CONFIG_EEH=y -CONFIG_GENERIC_HARDIRQS=y -CONFIG_PPC_RTAS=y -CONFIG_RTAS_PROC=y -CONFIG_RTAS_FLASH=m -CONFIG_SCANLOG=m -CONFIG_LPARCFG=y -CONFIG_SECCOMP=y -CONFIG_BINFMT_ELF=y -# CONFIG_BINFMT_MISC is not set -CONFIG_HOTPLUG_CPU=y CONFIG_PROC_DEVICETREE=y # CONFIG_CMDLINE_BOOL is not set +# CONFIG_PM is not set +CONFIG_SECCOMP=y CONFIG_ISA_DMA_API=y # -# Bus Options +# Bus options # +CONFIG_GENERIC_ISA_DMA=y +CONFIG_PPC_I8259=y +# CONFIG_PPC_INDIRECT_PCI is not set CONFIG_PCI=y CONFIG_PCI_DOMAINS=y CONFIG_PCI_LEGACY_PROC=y @@ -156,6 +199,7 @@ CONFIG_HOTPLUG_PCI=m # CONFIG_HOTPLUG_PCI_SHPC is not set CONFIG_HOTPLUG_PCI_RPA=m CONFIG_HOTPLUG_PCI_RPA_DLPAR=m +CONFIG_KERNEL_START=0xc000000000000000 # # Networking @@ -197,6 +241,10 @@ CONFIG_TCP_CONG_BIC=y # CONFIG_IPV6 is not set CONFIG_NETFILTER=y # CONFIG_NETFILTER_DEBUG is not set + +# +# Core Netfilter Configuration +# CONFIG_NETFILTER_NETLINK=y CONFIG_NETFILTER_NETLINK_QUEUE=m CONFIG_NETFILTER_NETLINK_LOG=m @@ -299,6 +347,10 @@ CONFIG_LLC=y # CONFIG_NET_DIVERT is not set # CONFIG_ECONET is not set # CONFIG_WAN_ROUTER is not set + +# +# QoS and/or fair queueing +# # CONFIG_NET_SCHED is not set CONFIG_NET_CLS_ROUTE=y @@ -368,14 +420,6 @@ CONFIG_BLK_DEV_RAM_COUNT=16 CONFIG_BLK_DEV_RAM_SIZE=65536 CONFIG_BLK_DEV_INITRD=y # CONFIG_CDROM_PKTCDVD is not set - -# -# IO Schedulers -# -CONFIG_IOSCHED_NOOP=y -CONFIG_IOSCHED_AS=y -CONFIG_IOSCHED_DEADLINE=y -CONFIG_IOSCHED_CFQ=y # CONFIG_ATA_OVER_ETH is not set # @@ -473,6 +517,7 @@ CONFIG_SCSI_ISCSI_ATTRS=m # # SCSI low-level drivers # +# CONFIG_ISCSI_TCP is not set # CONFIG_BLK_DEV_3W_XXXX_RAID is not set # CONFIG_SCSI_3W_9XXX is not set # CONFIG_SCSI_ACARD is not set @@ -559,6 +604,7 @@ CONFIG_DM_MULTIPATH_EMC=m # # Macintosh device drivers # +# CONFIG_WINDFARM is not set # # Network device support @@ -645,7 +691,6 @@ CONFIG_IXGB=m # CONFIG_IXGB_NAPI is not set CONFIG_S2IO=m # CONFIG_S2IO_NAPI is not set -# CONFIG_2BUFF_MODE is not set # # Token Ring devices @@ -674,6 +719,7 @@ CONFIG_PPP_ASYNC=m CONFIG_PPP_SYNC_TTY=m CONFIG_PPP_DEFLATE=m CONFIG_PPP_BSDCOMP=m +# CONFIG_PPP_MPPE is not set CONFIG_PPPOE=m # CONFIG_SLIP is not set # CONFIG_NET_FC is not set @@ -784,6 +830,8 @@ CONFIG_HVCS=m # # CONFIG_WATCHDOG is not set # CONFIG_RTC is not set +CONFIG_GEN_RTC=y +# CONFIG_GEN_RTC_X is not set # CONFIG_DTLK is not set # CONFIG_R3964 is not set # CONFIG_APPLICOM is not set @@ -801,6 +849,7 @@ CONFIG_MAX_RAW_DEVS=1024 # TPM devices # # CONFIG_TCG_TPM is not set +# CONFIG_TELCLOCK is not set # # I2C support @@ -852,6 +901,7 @@ CONFIG_I2C_ALGOBIT=y # CONFIG_SENSORS_PCF8591 is not set # CONFIG_SENSORS_RTC8564 is not set # CONFIG_SENSORS_MAX6875 is not set +# CONFIG_RTC_X1205_I2C is not set # CONFIG_I2C_DEBUG_CORE is not set # CONFIG_I2C_DEBUG_ALGO is not set # CONFIG_I2C_DEBUG_BUS is not set @@ -893,7 +943,6 @@ CONFIG_FB=y CONFIG_FB_CFB_FILLRECT=y CONFIG_FB_CFB_COPYAREA=y CONFIG_FB_CFB_IMAGEBLIT=y -CONFIG_FB_SOFT_CURSOR=y CONFIG_FB_MACMODES=y CONFIG_FB_MODE_HELPERS=y CONFIG_FB_TILEBLITTING=y @@ -905,6 +954,7 @@ CONFIG_FB_OF=y # CONFIG_FB_ASILIANT is not set # CONFIG_FB_IMSTT is not set # CONFIG_FB_VGA16 is not set +# CONFIG_FB_S1D13XXX is not set # CONFIG_FB_NVIDIA is not set # CONFIG_FB_RIVA is not set CONFIG_FB_MATROX=y @@ -927,7 +977,6 @@ CONFIG_FB_RADEON_I2C=y # CONFIG_FB_VOODOO1 is not set # CONFIG_FB_CYBLA is not set # CONFIG_FB_TRIDENT is not set -# CONFIG_FB_S1D13XXX is not set # CONFIG_FB_VIRTUAL is not set # @@ -936,6 +985,7 @@ CONFIG_FB_RADEON_I2C=y # CONFIG_VGA_CONSOLE is not set CONFIG_DUMMY_CONSOLE=y CONFIG_FRAMEBUFFER_CONSOLE=y +# CONFIG_FRAMEBUFFER_CONSOLE_ROTATION is not set # CONFIG_FONTS is not set CONFIG_FONT_8x8=y CONFIG_FONT_8x16=y @@ -990,12 +1040,15 @@ CONFIG_USB_OHCI_LITTLE_ENDIAN=y # # USB Device Class drivers # -# CONFIG_USB_BLUETOOTH_TTY is not set # CONFIG_USB_ACM is not set # CONFIG_USB_PRINTER is not set # -# NOTE: USB_STORAGE enables SCSI, and 'SCSI disk support' may also be needed; see USB_STORAGE Help for more information +# NOTE: USB_STORAGE enables SCSI, and 'SCSI disk support' +# + +# +# may also be needed; see USB_STORAGE Help for more information # CONFIG_USB_STORAGE=y # CONFIG_USB_STORAGE_DEBUG is not set @@ -1106,6 +1159,7 @@ CONFIG_INFINIBAND_MTHCA=m # CONFIG_INFINIBAND_MTHCA_DEBUG is not set CONFIG_INFINIBAND_IPOIB=m # CONFIG_INFINIBAND_IPOIB_DEBUG is not set +# CONFIG_INFINIBAND_SRP is not set # # SN Devices @@ -1288,10 +1342,25 @@ CONFIG_NLS_ISO8859_1=y # CONFIG_NLS_UTF8 is not set # -# Profiling support +# Library routines +# +CONFIG_CRC_CCITT=m +# CONFIG_CRC16 is not set +CONFIG_CRC32=y +CONFIG_LIBCRC32C=m +CONFIG_ZLIB_INFLATE=y +CONFIG_ZLIB_DEFLATE=m +CONFIG_TEXTSEARCH=y +CONFIG_TEXTSEARCH_KMP=m +CONFIG_TEXTSEARCH_BM=m +CONFIG_TEXTSEARCH_FSM=m + +# +# Instrumentation Support # CONFIG_PROFILING=y CONFIG_OPROFILE=y +# CONFIG_KPROBES is not set # # Kernel hacking @@ -1308,14 +1377,15 @@ CONFIG_DETECT_SOFTLOCKUP=y # CONFIG_DEBUG_KOBJECT is not set # CONFIG_DEBUG_INFO is not set CONFIG_DEBUG_FS=y +# CONFIG_DEBUG_VM is not set +# CONFIG_RCU_TORTURE_TEST is not set CONFIG_DEBUG_STACKOVERFLOW=y -# CONFIG_KPROBES is not set CONFIG_DEBUG_STACK_USAGE=y CONFIG_DEBUGGER=y CONFIG_XMON=y CONFIG_XMON_DEFAULT=y -# CONFIG_PPCDBG is not set CONFIG_IRQSTACKS=y +# CONFIG_BOOTX_TEXT is not set # # Security options @@ -1355,17 +1425,3 @@ CONFIG_CRYPTO_TEST=m # # Hardware crypto devices # - -# -# Library routines -# -CONFIG_CRC_CCITT=m -# CONFIG_CRC16 is not set -CONFIG_CRC32=y -CONFIG_LIBCRC32C=m -CONFIG_ZLIB_INFLATE=y -CONFIG_ZLIB_DEFLATE=m -CONFIG_TEXTSEARCH=y -CONFIG_TEXTSEARCH_KMP=m -CONFIG_TEXTSEARCH_BM=m -CONFIG_TEXTSEARCH_FSM=m diff --git a/trunk/arch/powerpc/kernel/Makefile b/trunk/arch/powerpc/kernel/Makefile index 9a74b7ab03a4..046b4bf1f21e 100644 --- a/trunk/arch/powerpc/kernel/Makefile +++ b/trunk/arch/powerpc/kernel/Makefile @@ -25,7 +25,7 @@ obj-$(CONFIG_PPC_OF) += of_device.o procfs-$(CONFIG_PPC64) := proc_ppc64.o obj-$(CONFIG_PROC_FS) += $(procfs-y) rtaspci-$(CONFIG_PPC64) := rtas_pci.o -obj-$(CONFIG_PPC_RTAS) += rtas.o $(rtaspci-y) +obj-$(CONFIG_PPC_RTAS) += rtas.o rtas-rtc.o $(rtaspci-y) obj-$(CONFIG_RTAS_FLASH) += rtas_flash.o obj-$(CONFIG_RTAS_PROC) += rtas-proc.o obj-$(CONFIG_LPARCFG) += lparcfg.o diff --git a/trunk/arch/powerpc/kernel/asm-offsets.c b/trunk/arch/powerpc/kernel/asm-offsets.c index 4550eb4f4fbd..91538d2445bf 100644 --- a/trunk/arch/powerpc/kernel/asm-offsets.c +++ b/trunk/arch/powerpc/kernel/asm-offsets.c @@ -270,13 +270,15 @@ int main(void) DEFINE(TVAL64_TV_USEC, offsetof(struct timeval, tv_usec)); DEFINE(TVAL32_TV_SEC, offsetof(struct compat_timeval, tv_sec)); DEFINE(TVAL32_TV_USEC, offsetof(struct compat_timeval, tv_usec)); + DEFINE(TSPC64_TV_SEC, offsetof(struct timespec, tv_sec)); + DEFINE(TSPC64_TV_NSEC, offsetof(struct timespec, tv_nsec)); DEFINE(TSPC32_TV_SEC, offsetof(struct compat_timespec, tv_sec)); DEFINE(TSPC32_TV_NSEC, offsetof(struct compat_timespec, tv_nsec)); #else DEFINE(TVAL32_TV_SEC, offsetof(struct timeval, tv_sec)); DEFINE(TVAL32_TV_USEC, offsetof(struct timeval, tv_usec)); - DEFINE(TSPEC32_TV_SEC, offsetof(struct timespec, tv_sec)); - DEFINE(TSPEC32_TV_NSEC, offsetof(struct timespec, tv_nsec)); + DEFINE(TSPC32_TV_SEC, offsetof(struct timespec, tv_sec)); + DEFINE(TSPC32_TV_NSEC, offsetof(struct timespec, tv_nsec)); #endif /* timeval/timezone offsets for use by vdso */ DEFINE(TZONE_TZ_MINWEST, offsetof(struct timezone, tz_minuteswest)); diff --git a/trunk/arch/powerpc/kernel/head_fsl_booke.S b/trunk/arch/powerpc/kernel/head_fsl_booke.S index 5063c603fad4..8d60fa99fc4b 100644 --- a/trunk/arch/powerpc/kernel/head_fsl_booke.S +++ b/trunk/arch/powerpc/kernel/head_fsl_booke.S @@ -24,7 +24,7 @@ * Copyright 2002-2004 MontaVista Software, Inc. * PowerPC 44x support, Matt Porter * Copyright 2004 Freescale Semiconductor, Inc - * PowerPC e500 modifications, Kumar Gala + * PowerPC e500 modifications, Kumar Gala * * This program is free software; you can redistribute it and/or modify it * under the terms of the GNU General Public License as published by the diff --git a/trunk/arch/powerpc/kernel/rtas-rtc.c b/trunk/arch/powerpc/kernel/rtas-rtc.c new file mode 100644 index 000000000000..7b948662704c --- /dev/null +++ b/trunk/arch/powerpc/kernel/rtas-rtc.c @@ -0,0 +1,105 @@ +#include +#include +#include +#include +#include +#include +#include +#include +#include + + +#define MAX_RTC_WAIT 5000 /* 5 sec */ +#define RTAS_CLOCK_BUSY (-2) +unsigned long __init rtas_get_boot_time(void) +{ + int ret[8]; + int error, wait_time; + unsigned long max_wait_tb; + + max_wait_tb = get_tb() + tb_ticks_per_usec * 1000 * MAX_RTC_WAIT; + do { + error = rtas_call(rtas_token("get-time-of-day"), 0, 8, ret); + if (error == RTAS_CLOCK_BUSY || rtas_is_extended_busy(error)) { + wait_time = rtas_extended_busy_delay_time(error); + /* This is boot time so we spin. */ + udelay(wait_time*1000); + error = RTAS_CLOCK_BUSY; + } + } while (error == RTAS_CLOCK_BUSY && (get_tb() < max_wait_tb)); + + if (error != 0 && printk_ratelimit()) { + printk(KERN_WARNING "error: reading the clock failed (%d)\n", + error); + return 0; + } + + return mktime(ret[0], ret[1], ret[2], ret[3], ret[4], ret[5]); +} + +/* NOTE: get_rtc_time will get an error if executed in interrupt context + * and if a delay is needed to read the clock. In this case we just + * silently return without updating rtc_tm. + */ +void rtas_get_rtc_time(struct rtc_time *rtc_tm) +{ + int ret[8]; + int error, wait_time; + unsigned long max_wait_tb; + + max_wait_tb = get_tb() + tb_ticks_per_usec * 1000 * MAX_RTC_WAIT; + do { + error = rtas_call(rtas_token("get-time-of-day"), 0, 8, ret); + if (error == RTAS_CLOCK_BUSY || rtas_is_extended_busy(error)) { + if (in_interrupt() && printk_ratelimit()) { + memset(&rtc_tm, 0, sizeof(struct rtc_time)); + printk(KERN_WARNING "error: reading clock" + " would delay interrupt\n"); + return; /* delay not allowed */ + } + wait_time = rtas_extended_busy_delay_time(error); + msleep(wait_time); + error = RTAS_CLOCK_BUSY; + } + } while (error == RTAS_CLOCK_BUSY && (get_tb() < max_wait_tb)); + + if (error != 0 && printk_ratelimit()) { + printk(KERN_WARNING "error: reading the clock failed (%d)\n", + error); + return; + } + + rtc_tm->tm_sec = ret[5]; + rtc_tm->tm_min = ret[4]; + rtc_tm->tm_hour = ret[3]; + rtc_tm->tm_mday = ret[2]; + rtc_tm->tm_mon = ret[1] - 1; + rtc_tm->tm_year = ret[0] - 1900; +} + +int rtas_set_rtc_time(struct rtc_time *tm) +{ + int error, wait_time; + unsigned long max_wait_tb; + + max_wait_tb = get_tb() + tb_ticks_per_usec * 1000 * MAX_RTC_WAIT; + do { + error = rtas_call(rtas_token("set-time-of-day"), 7, 1, NULL, + tm->tm_year + 1900, tm->tm_mon + 1, + tm->tm_mday, tm->tm_hour, tm->tm_min, + tm->tm_sec, 0); + if (error == RTAS_CLOCK_BUSY || rtas_is_extended_busy(error)) { + if (in_interrupt()) + return 1; /* probably decrementer */ + wait_time = rtas_extended_busy_delay_time(error); + msleep(wait_time); + error = RTAS_CLOCK_BUSY; + } + } while (error == RTAS_CLOCK_BUSY && (get_tb() < max_wait_tb)); + + if (error != 0 && printk_ratelimit()) + printk(KERN_WARNING "error: setting the clock failed (%d)\n", + error); + + return 0; +} diff --git a/trunk/arch/powerpc/kernel/setup_64.c b/trunk/arch/powerpc/kernel/setup_64.c index fdbd9f9122f2..608fee7c7e20 100644 --- a/trunk/arch/powerpc/kernel/setup_64.c +++ b/trunk/arch/powerpc/kernel/setup_64.c @@ -59,6 +59,7 @@ #include #include #include +#include #include "setup.h" @@ -415,6 +416,10 @@ void __init setup_system(void) */ unflatten_device_tree(); +#ifdef CONFIG_KEXEC + kexec_setup(); /* requires unflattened device tree. */ +#endif + /* * Fill the ppc64_caches & systemcfg structures with informations * retreived from the device-tree. Need to be called before diff --git a/trunk/arch/powerpc/kernel/vdso32/datapage.S b/trunk/arch/powerpc/kernel/vdso32/datapage.S index a08c26e87835..f6b38472318d 100644 --- a/trunk/arch/powerpc/kernel/vdso32/datapage.S +++ b/trunk/arch/powerpc/kernel/vdso32/datapage.S @@ -77,8 +77,9 @@ V_FUNCTION_BEGIN(__kernel_get_tbfreq) mflr r12 .cfi_register lr,r12 bl __get_datapage@local - lwz r3,CFG_TB_TICKS_PER_SEC(r3) lwz r4,(CFG_TB_TICKS_PER_SEC + 4)(r3) + lwz r3,CFG_TB_TICKS_PER_SEC(r3) mtlr r12 + blr .cfi_endproc V_FUNCTION_END(__kernel_get_tbfreq) diff --git a/trunk/arch/powerpc/kernel/vdso32/gettimeofday.S b/trunk/arch/powerpc/kernel/vdso32/gettimeofday.S index aeb5fc9b87b3..0a32a41d50b0 100644 --- a/trunk/arch/powerpc/kernel/vdso32/gettimeofday.S +++ b/trunk/arch/powerpc/kernel/vdso32/gettimeofday.S @@ -83,7 +83,7 @@ V_FUNCTION_BEGIN(__kernel_clock_gettime) /* Check for supported clock IDs */ cmpli cr0,r3,CLOCK_REALTIME cmpli cr1,r3,CLOCK_MONOTONIC - cror cr0,cr0,cr1 + cror cr0*4+eq,cr0*4+eq,cr1*4+eq bne cr0,99f mflr r12 /* r12 saves lr */ @@ -91,7 +91,7 @@ V_FUNCTION_BEGIN(__kernel_clock_gettime) mr r10,r3 /* r10 saves id */ mr r11,r4 /* r11 saves tp */ bl __get_datapage@local /* get data page */ - mr r9, r3 /* datapage ptr in r9 */ + mr r9,r3 /* datapage ptr in r9 */ beq cr1,50f /* if monotonic -> jump there */ /* @@ -173,10 +173,14 @@ V_FUNCTION_BEGIN(__kernel_clock_gettime) add r4,r4,r7 lis r5,NSEC_PER_SEC@h ori r5,r5,NSEC_PER_SEC@l - cmpli cr0,r4,r5 + cmpl cr0,r4,r5 + cmpli cr1,r4,0 blt 1f subf r4,r5,r4 addi r3,r3,1 +1: bge cr1,1f + addi r3,r3,-1 + add r4,r4,r5 1: stw r3,TSPC32_TV_SEC(r11) stw r4,TSPC32_TV_NSEC(r11) @@ -210,7 +214,7 @@ V_FUNCTION_BEGIN(__kernel_clock_getres) /* Check for supported clock IDs */ cmpwi cr0,r3,CLOCK_REALTIME cmpwi cr1,r3,CLOCK_MONOTONIC - cror cr0,cr0,cr1 + cror cr0*4+eq,cr0*4+eq,cr1*4+eq bne cr0,99f li r3,0 diff --git a/trunk/arch/powerpc/kernel/vdso64/datapage.S b/trunk/arch/powerpc/kernel/vdso64/datapage.S index e67eda0f8cda..6393e4137bc7 100644 --- a/trunk/arch/powerpc/kernel/vdso64/datapage.S +++ b/trunk/arch/powerpc/kernel/vdso64/datapage.S @@ -80,5 +80,6 @@ V_FUNCTION_BEGIN(__kernel_get_tbfreq) bl V_LOCAL_FUNC(__get_datapage) ld r3,CFG_TB_TICKS_PER_SEC(r3) mtlr r12 + blr .cfi_endproc V_FUNCTION_END(__kernel_get_tbfreq) diff --git a/trunk/arch/powerpc/kernel/vdso64/gettimeofday.S b/trunk/arch/powerpc/kernel/vdso64/gettimeofday.S index d371c02a8c0e..1a89094715cc 100644 --- a/trunk/arch/powerpc/kernel/vdso64/gettimeofday.S +++ b/trunk/arch/powerpc/kernel/vdso64/gettimeofday.S @@ -1,4 +1,5 @@ -/* + + /* * Userland implementation of gettimeofday() for 64 bits processes in a * ppc64 kernel for use in the vDSO * @@ -68,7 +69,7 @@ V_FUNCTION_BEGIN(__kernel_clock_gettime) /* Check for supported clock IDs */ cmpwi cr0,r3,CLOCK_REALTIME cmpwi cr1,r3,CLOCK_MONOTONIC - cror cr0,cr0,cr1 + cror cr0*4+eq,cr0*4+eq,cr1*4+eq bne cr0,99f mflr r12 /* r12 saves lr */ @@ -84,16 +85,17 @@ V_FUNCTION_BEGIN(__kernel_clock_gettime) bl V_LOCAL_FUNC(__do_get_xsec) /* get xsec from tb & kernel */ - lis r7,0x3b9a /* r7 = 1000000000 = NSEC_PER_SEC */ - ori r7,r7,0xca00 + lis r7,15 /* r7 = 1000000 = USEC_PER_SEC */ + ori r7,r7,16960 rldicl r5,r4,44,20 /* r5 = sec = xsec / XSEC_PER_SEC */ rldicr r6,r5,20,43 /* r6 = sec * XSEC_PER_SEC */ std r5,TSPC64_TV_SEC(r11) /* store sec in tv */ subf r0,r6,r4 /* r0 = xsec = (xsec - r6) */ - mulld r0,r0,r7 /* nsec = (xsec * NSEC_PER_SEC) / + mulld r0,r0,r7 /* usec = (xsec * USEC_PER_SEC) / * XSEC_PER_SEC */ rldicl r0,r0,44,20 + mulli r0,r0,1000 /* nsec = usec * 1000 */ std r0,TSPC64_TV_NSEC(r11) /* store nsec in tp */ mtlr r12 @@ -106,15 +108,16 @@ V_FUNCTION_BEGIN(__kernel_clock_gettime) 50: bl V_LOCAL_FUNC(__do_get_xsec) /* get xsec from tb & kernel */ - lis r7,0x3b9a /* r7 = 1000000000 = NSEC_PER_SEC */ - ori r7,r7,0xca00 + lis r7,15 /* r7 = 1000000 = USEC_PER_SEC */ + ori r7,r7,16960 rldicl r5,r4,44,20 /* r5 = sec = xsec / XSEC_PER_SEC */ rldicr r6,r5,20,43 /* r6 = sec * XSEC_PER_SEC */ subf r0,r6,r4 /* r0 = xsec = (xsec - r6) */ - mulld r0,r0,r7 /* nsec = (xsec * NSEC_PER_SEC) / + mulld r0,r0,r7 /* usec = (xsec * USEC_PER_SEC) / * XSEC_PER_SEC */ rldicl r6,r0,44,20 + mulli r6,r6,1000 /* nsec = usec * 1000 */ /* now we must fixup using wall to monotonic. We need to snapshot * that value and do the counter trick again. Fortunately, we still @@ -123,8 +126,8 @@ V_FUNCTION_BEGIN(__kernel_clock_gettime) * can be used */ - lwz r4,WTOM_CLOCK_SEC(r9) - lwz r7,WTOM_CLOCK_NSEC(r9) + lwa r4,WTOM_CLOCK_SEC(r3) + lwa r7,WTOM_CLOCK_NSEC(r3) /* We now have our result in r4,r7. We create a fake dependency * on that result and re-check the counter @@ -144,10 +147,14 @@ V_FUNCTION_BEGIN(__kernel_clock_gettime) add r7,r7,r6 lis r9,NSEC_PER_SEC@h ori r9,r9,NSEC_PER_SEC@l - cmpli cr0,r7,r9 + cmpl cr0,r7,r9 + cmpli cr1,r7,0 blt 1f subf r7,r9,r7 addi r4,r4,1 +1: bge cr1,1f + addi r4,r4,-1 + add r7,r7,r9 1: std r4,TSPC64_TV_SEC(r11) std r7,TSPC64_TV_NSEC(r11) @@ -181,7 +188,7 @@ V_FUNCTION_BEGIN(__kernel_clock_getres) /* Check for supported clock IDs */ cmpwi cr0,r3,CLOCK_REALTIME cmpwi cr1,r3,CLOCK_MONOTONIC - cror cr0,cr0,cr1 + cror cr0*4+eq,cr0*4+eq,cr1*4+eq bne cr0,99f li r3,0 diff --git a/trunk/arch/powerpc/mm/fsl_booke_mmu.c b/trunk/arch/powerpc/mm/fsl_booke_mmu.c index af9ca0eb6d55..5d581bb3aa12 100644 --- a/trunk/arch/powerpc/mm/fsl_booke_mmu.c +++ b/trunk/arch/powerpc/mm/fsl_booke_mmu.c @@ -1,5 +1,5 @@ /* - * Modifications by Kumar Gala (kumar.gala@freescale.com) to support + * Modifications by Kumar Gala (galak@kernel.crashing.org) to support * E500 Book E processors. * * Copyright 2004 Freescale Semiconductor, Inc diff --git a/trunk/arch/powerpc/oprofile/op_model_fsl_booke.c b/trunk/arch/powerpc/oprofile/op_model_fsl_booke.c index 86124a94c9af..26539cda6023 100644 --- a/trunk/arch/powerpc/oprofile/op_model_fsl_booke.c +++ b/trunk/arch/powerpc/oprofile/op_model_fsl_booke.c @@ -7,7 +7,7 @@ * Copyright (c) 2004 Freescale Semiconductor, Inc * * Author: Andy Fleming - * Maintainer: Kumar Gala + * Maintainer: Kumar Gala * * This program is free software; you can redistribute it and/or * modify it under the terms of the GNU General Public License diff --git a/trunk/arch/powerpc/platforms/powermac/time.c b/trunk/arch/powerpc/platforms/powermac/time.c index 5947b21a8588..b1714f9bd920 100644 --- a/trunk/arch/powerpc/platforms/powermac/time.c +++ b/trunk/arch/powerpc/platforms/powermac/time.c @@ -102,7 +102,7 @@ static unsigned long from_rtc_time(struct rtc_time *tm) static unsigned long cuda_get_time(void) { struct adb_request req; - unsigned long now; + unsigned int now; if (cuda_request(&req, NULL, 2, CUDA_PACKET, CUDA_GET_TIME) < 0) return 0; @@ -113,7 +113,7 @@ static unsigned long cuda_get_time(void) req.reply_len); now = (req.reply[3] << 24) + (req.reply[4] << 16) + (req.reply[5] << 8) + req.reply[6]; - return now - RTC_OFFSET; + return ((unsigned long)now) - RTC_OFFSET; } #define cuda_get_rtc_time(tm) to_rtc_time(cuda_get_time(), (tm)) @@ -146,7 +146,7 @@ static int cuda_set_rtc_time(struct rtc_time *tm) static unsigned long pmu_get_time(void) { struct adb_request req; - unsigned long now; + unsigned int now; if (pmu_request(&req, NULL, 1, PMU_READ_RTC) < 0) return 0; @@ -156,7 +156,7 @@ static unsigned long pmu_get_time(void) req.reply_len); now = (req.reply[0] << 24) + (req.reply[1] << 16) + (req.reply[2] << 8) + req.reply[3]; - return now - RTC_OFFSET; + return ((unsigned long)now) - RTC_OFFSET; } #define pmu_get_rtc_time(tm) to_rtc_time(pmu_get_time(), (tm)) @@ -199,7 +199,7 @@ static unsigned long smu_get_time(void) #define smu_set_rtc_time(tm, spin) 0 #endif -unsigned long pmac_get_boot_time(void) +unsigned long __init pmac_get_boot_time(void) { /* Get the time from the RTC, used only at boot time */ switch (sys_ctrler) { diff --git a/trunk/arch/powerpc/platforms/pseries/setup.c b/trunk/arch/powerpc/platforms/pseries/setup.c index 31990829310c..b9d9732b2e06 100644 --- a/trunk/arch/powerpc/platforms/pseries/setup.c +++ b/trunk/arch/powerpc/platforms/pseries/setup.c @@ -200,14 +200,12 @@ static void __init pSeries_setup_arch(void) if (ppc64_interrupt_controller == IC_OPEN_PIC) { ppc_md.init_IRQ = pSeries_init_mpic; ppc_md.get_irq = mpic_get_irq; - ppc_md.cpu_irq_down = mpic_teardown_this_cpu; /* Allocate the mpic now, so that find_and_init_phbs() can * fill the ISUs */ pSeries_setup_mpic(); } else { ppc_md.init_IRQ = xics_init_IRQ; ppc_md.get_irq = xics_get_irq; - ppc_md.cpu_irq_down = xics_teardown_cpu; } #ifdef CONFIG_SMP @@ -595,6 +593,27 @@ static int pSeries_pci_probe_mode(struct pci_bus *bus) return PCI_PROBE_NORMAL; } +#ifdef CONFIG_KEXEC +static void pseries_kexec_cpu_down(int crash_shutdown, int secondary) +{ + /* Don't risk a hypervisor call if we're crashing */ + if (!crash_shutdown) { + unsigned long vpa = __pa(&get_paca()->lppaca); + + if (unregister_vpa(hard_smp_processor_id(), vpa)) { + printk("VPA deregistration of cpu %u (hw_cpu_id %d) " + "failed\n", smp_processor_id(), + hard_smp_processor_id()); + } + } + + if (ppc64_interrupt_controller == IC_OPEN_PIC) + mpic_teardown_this_cpu(secondary); + else + xics_teardown_cpu(secondary); +} +#endif + struct machdep_calls __initdata pSeries_md = { .probe = pSeries_probe, .setup_arch = pSeries_setup_arch, @@ -617,4 +636,7 @@ struct machdep_calls __initdata pSeries_md = { .check_legacy_ioport = pSeries_check_legacy_ioport, .system_reset_exception = pSeries_system_reset_exception, .machine_check_exception = pSeries_machine_check_exception, +#ifdef CONFIG_KEXEC + .kexec_cpu_down = pseries_kexec_cpu_down, +#endif }; diff --git a/trunk/arch/powerpc/xmon/xmon.c b/trunk/arch/powerpc/xmon/xmon.c index ef4356b29a97..c45a6ad5f3b7 100644 --- a/trunk/arch/powerpc/xmon/xmon.c +++ b/trunk/arch/powerpc/xmon/xmon.c @@ -19,6 +19,7 @@ #include #include #include +#include #include #include diff --git a/trunk/arch/ppc/kernel/head_fsl_booke.S b/trunk/arch/ppc/kernel/head_fsl_booke.S index 5063c603fad4..8d60fa99fc4b 100644 --- a/trunk/arch/ppc/kernel/head_fsl_booke.S +++ b/trunk/arch/ppc/kernel/head_fsl_booke.S @@ -24,7 +24,7 @@ * Copyright 2002-2004 MontaVista Software, Inc. * PowerPC 44x support, Matt Porter * Copyright 2004 Freescale Semiconductor, Inc - * PowerPC e500 modifications, Kumar Gala + * PowerPC e500 modifications, Kumar Gala * * This program is free software; you can redistribute it and/or modify it * under the terms of the GNU General Public License as published by the diff --git a/trunk/arch/ppc/mm/fsl_booke_mmu.c b/trunk/arch/ppc/mm/fsl_booke_mmu.c index af9ca0eb6d55..5d581bb3aa12 100644 --- a/trunk/arch/ppc/mm/fsl_booke_mmu.c +++ b/trunk/arch/ppc/mm/fsl_booke_mmu.c @@ -1,5 +1,5 @@ /* - * Modifications by Kumar Gala (kumar.gala@freescale.com) to support + * Modifications by Kumar Gala (galak@kernel.crashing.org) to support * E500 Book E processors. * * Copyright 2004 Freescale Semiconductor, Inc diff --git a/trunk/arch/ppc/platforms/83xx/mpc834x_sys.c b/trunk/arch/ppc/platforms/83xx/mpc834x_sys.c index 98edc75f4105..04bdc39bf47b 100644 --- a/trunk/arch/ppc/platforms/83xx/mpc834x_sys.c +++ b/trunk/arch/ppc/platforms/83xx/mpc834x_sys.c @@ -3,7 +3,7 @@ * * MPC834x SYS board specific routines * - * Maintainer: Kumar Gala + * Maintainer: Kumar Gala * * Copyright 2005 Freescale Semiconductor Inc. * @@ -73,12 +73,19 @@ mpc83xx_map_irq(struct pci_dev *dev, unsigned char idsel, unsigned char pin) * A B C D */ { - {PIRQA, PIRQB, PIRQC, PIRQD}, /* idsel 0x11 */ - {PIRQC, PIRQD, PIRQA, PIRQB}, /* idsel 0x12 */ - {PIRQD, PIRQA, PIRQB, PIRQC} /* idsel 0x13 */ + {PIRQA, PIRQB, PIRQC, PIRQD}, /* idsel 0x11 */ + {PIRQC, PIRQD, PIRQA, PIRQB}, /* idsel 0x12 */ + {PIRQD, PIRQA, PIRQB, PIRQC}, /* idsel 0x13 */ + {0, 0, 0, 0}, + {PIRQA, PIRQB, PIRQC, PIRQD}, /* idsel 0x15 */ + {PIRQD, PIRQA, PIRQB, PIRQC}, /* idsel 0x16 */ + {PIRQC, PIRQD, PIRQA, PIRQB}, /* idsel 0x17 */ + {PIRQB, PIRQC, PIRQD, PIRQA}, /* idsel 0x18 */ + {0, 0, 0, 0}, /* idsel 0x19 */ + {0, 0, 0, 0}, /* idsel 0x20 */ }; - const long min_idsel = 0x11, max_idsel = 0x13, irqs_per_slot = 4; + const long min_idsel = 0x11, max_idsel = 0x20, irqs_per_slot = 4; return PCI_IRQ_TABLE_LOOKUP; } diff --git a/trunk/arch/ppc/platforms/83xx/mpc834x_sys.h b/trunk/arch/ppc/platforms/83xx/mpc834x_sys.h index 58e44c042535..2e514d316fb8 100644 --- a/trunk/arch/ppc/platforms/83xx/mpc834x_sys.h +++ b/trunk/arch/ppc/platforms/83xx/mpc834x_sys.h @@ -3,7 +3,7 @@ * * MPC834X SYS common board definitions * - * Maintainer: Kumar Gala + * Maintainer: Kumar Gala * * Copyright 2005 Freescale Semiconductor, Inc. * diff --git a/trunk/arch/ppc/platforms/85xx/mpc8540_ads.c b/trunk/arch/ppc/platforms/85xx/mpc8540_ads.c index 7e952c1228cb..c5cde97c6ef0 100644 --- a/trunk/arch/ppc/platforms/85xx/mpc8540_ads.c +++ b/trunk/arch/ppc/platforms/85xx/mpc8540_ads.c @@ -3,7 +3,7 @@ * * MPC8540ADS board specific routines * - * Maintainer: Kumar Gala + * Maintainer: Kumar Gala * * Copyright 2004 Freescale Semiconductor Inc. * diff --git a/trunk/arch/ppc/platforms/85xx/mpc8540_ads.h b/trunk/arch/ppc/platforms/85xx/mpc8540_ads.h index 3d05d7c4a938..e48ca3a97397 100644 --- a/trunk/arch/ppc/platforms/85xx/mpc8540_ads.h +++ b/trunk/arch/ppc/platforms/85xx/mpc8540_ads.h @@ -3,7 +3,7 @@ * * MPC8540ADS board definitions * - * Maintainer: Kumar Gala + * Maintainer: Kumar Gala * * Copyright 2004 Freescale Semiconductor Inc. * diff --git a/trunk/arch/ppc/platforms/85xx/mpc8555_cds.h b/trunk/arch/ppc/platforms/85xx/mpc8555_cds.h index e0e75568bc57..1a8e6c67355d 100644 --- a/trunk/arch/ppc/platforms/85xx/mpc8555_cds.h +++ b/trunk/arch/ppc/platforms/85xx/mpc8555_cds.h @@ -3,7 +3,7 @@ * * MPC8555CDS board definitions * - * Maintainer: Kumar Gala + * Maintainer: Kumar Gala * * Copyright 2004 Freescale Semiconductor Inc. * diff --git a/trunk/arch/ppc/platforms/85xx/mpc8560_ads.c b/trunk/arch/ppc/platforms/85xx/mpc8560_ads.c index 208433f1e93a..8e39a5517092 100644 --- a/trunk/arch/ppc/platforms/85xx/mpc8560_ads.c +++ b/trunk/arch/ppc/platforms/85xx/mpc8560_ads.c @@ -3,7 +3,7 @@ * * MPC8560ADS board specific routines * - * Maintainer: Kumar Gala + * Maintainer: Kumar Gala * * Copyright 2004 Freescale Semiconductor Inc. * diff --git a/trunk/arch/ppc/platforms/85xx/mpc8560_ads.h b/trunk/arch/ppc/platforms/85xx/mpc8560_ads.h index 7df885d73e9d..143ae7eefa7c 100644 --- a/trunk/arch/ppc/platforms/85xx/mpc8560_ads.h +++ b/trunk/arch/ppc/platforms/85xx/mpc8560_ads.h @@ -3,7 +3,7 @@ * * MPC8540ADS board definitions * - * Maintainer: Kumar Gala + * Maintainer: Kumar Gala * * Copyright 2004 Freescale Semiconductor Inc. * diff --git a/trunk/arch/ppc/platforms/85xx/mpc85xx_ads_common.c b/trunk/arch/ppc/platforms/85xx/mpc85xx_ads_common.c index 16ad092d8a06..17ce48fe3503 100644 --- a/trunk/arch/ppc/platforms/85xx/mpc85xx_ads_common.c +++ b/trunk/arch/ppc/platforms/85xx/mpc85xx_ads_common.c @@ -3,7 +3,7 @@ * * MPC85xx ADS board common routines * - * Maintainer: Kumar Gala + * Maintainer: Kumar Gala * * Copyright 2004 Freescale Semiconductor Inc. * diff --git a/trunk/arch/ppc/platforms/85xx/mpc85xx_ads_common.h b/trunk/arch/ppc/platforms/85xx/mpc85xx_ads_common.h index 84acf6e8d45e..7b26bcc5d10d 100644 --- a/trunk/arch/ppc/platforms/85xx/mpc85xx_ads_common.h +++ b/trunk/arch/ppc/platforms/85xx/mpc85xx_ads_common.h @@ -3,7 +3,7 @@ * * MPC85XX ADS common board definitions * - * Maintainer: Kumar Gala + * Maintainer: Kumar Gala * * Copyright 2004 Freescale Semiconductor Inc. * diff --git a/trunk/arch/ppc/platforms/85xx/mpc85xx_cds_common.c b/trunk/arch/ppc/platforms/85xx/mpc85xx_cds_common.c index a21156967a5e..d8991b88dc9c 100644 --- a/trunk/arch/ppc/platforms/85xx/mpc85xx_cds_common.c +++ b/trunk/arch/ppc/platforms/85xx/mpc85xx_cds_common.c @@ -3,7 +3,7 @@ * * MPC85xx CDS board specific routines * - * Maintainer: Kumar Gala + * Maintainer: Kumar Gala * * Copyright 2004 Freescale Semiconductor, Inc * diff --git a/trunk/arch/ppc/platforms/85xx/mpc85xx_cds_common.h b/trunk/arch/ppc/platforms/85xx/mpc85xx_cds_common.h index 12b292c6ae32..5b588cfd0e41 100644 --- a/trunk/arch/ppc/platforms/85xx/mpc85xx_cds_common.h +++ b/trunk/arch/ppc/platforms/85xx/mpc85xx_cds_common.h @@ -3,7 +3,7 @@ * * MPC85xx CDS board definitions * - * Maintainer: Kumar Gala + * Maintainer: Kumar Gala * * Copyright 2004 Freescale Semiconductor, Inc * diff --git a/trunk/arch/ppc/platforms/85xx/sbc8560.c b/trunk/arch/ppc/platforms/85xx/sbc8560.c index b4ee1707a836..45a5b81b4ed1 100644 --- a/trunk/arch/ppc/platforms/85xx/sbc8560.c +++ b/trunk/arch/ppc/platforms/85xx/sbc8560.c @@ -3,7 +3,7 @@ * * Wind River SBC8560 board specific routines * - * Maintainer: Kumar Gala + * Maintainer: Kumar Gala * * Copyright 2004 Freescale Semiconductor Inc. * diff --git a/trunk/arch/ppc/platforms/pmac_feature.c b/trunk/arch/ppc/platforms/pmac_feature.c index 58884a63ebdb..1e69b0593162 100644 --- a/trunk/arch/ppc/platforms/pmac_feature.c +++ b/trunk/arch/ppc/platforms/pmac_feature.c @@ -2317,6 +2317,14 @@ static struct pmac_mb_def pmac_mb_defs[] = { PMAC_TYPE_UNKNOWN_INTREPID, intrepid_features, PMAC_MB_MAY_SLEEP | PMAC_MB_HAS_FW_POWER | PMAC_MB_MOBILE, }, + { "PowerBook5,8", "PowerBook G4 15\"", + PMAC_TYPE_UNKNOWN_INTREPID, intrepid_features, + PMAC_MB_MAY_SLEEP | PMAC_MB_HAS_FW_POWER | PMAC_MB_MOBILE, + }, + { "PowerBook5,9", "PowerBook G4 17\"", + PMAC_TYPE_UNKNOWN_INTREPID, intrepid_features, + PMAC_MB_MAY_SLEEP | PMAC_MB_HAS_FW_POWER | PMAC_MB_MOBILE, + }, { "PowerBook6,1", "PowerBook G4 12\"", PMAC_TYPE_UNKNOWN_INTREPID, intrepid_features, PMAC_MB_MAY_SLEEP | PMAC_MB_HAS_FW_POWER | PMAC_MB_MOBILE, diff --git a/trunk/arch/ppc/platforms/pq2ads.c b/trunk/arch/ppc/platforms/pq2ads.c index 6a1475c1e128..71c9fca1fe9b 100644 --- a/trunk/arch/ppc/platforms/pq2ads.c +++ b/trunk/arch/ppc/platforms/pq2ads.c @@ -3,7 +3,7 @@ * * PQ2ADS platform support * - * Author: Kumar Gala + * Author: Kumar Gala * Derived from: est8260_setup.c by Allen Curtis * * Copyright 2004 Freescale Semiconductor, Inc. diff --git a/trunk/arch/ppc/syslib/ipic.h b/trunk/arch/ppc/syslib/ipic.h index 2b56a4fcf373..a7ce7da8785c 100644 --- a/trunk/arch/ppc/syslib/ipic.h +++ b/trunk/arch/ppc/syslib/ipic.h @@ -3,7 +3,7 @@ * * IPIC private definitions and structure. * - * Maintainer: Kumar Gala + * Maintainer: Kumar Gala * * Copyright 2005 Freescale Semiconductor, Inc * diff --git a/trunk/arch/ppc/syslib/mpc83xx_devices.c b/trunk/arch/ppc/syslib/mpc83xx_devices.c index f43fbf9a9389..847df4409982 100644 --- a/trunk/arch/ppc/syslib/mpc83xx_devices.c +++ b/trunk/arch/ppc/syslib/mpc83xx_devices.c @@ -3,7 +3,7 @@ * * MPC83xx Device descriptions * - * Maintainer: Kumar Gala + * Maintainer: Kumar Gala * * Copyright 2005 Freescale Semiconductor Inc. * diff --git a/trunk/arch/ppc/syslib/mpc83xx_sys.c b/trunk/arch/ppc/syslib/mpc83xx_sys.c index da743446789b..a1523989aff4 100644 --- a/trunk/arch/ppc/syslib/mpc83xx_sys.c +++ b/trunk/arch/ppc/syslib/mpc83xx_sys.c @@ -3,7 +3,7 @@ * * MPC83xx System descriptions * - * Maintainer: Kumar Gala + * Maintainer: Kumar Gala * * Copyright 2005 Freescale Semiconductor Inc. * diff --git a/trunk/arch/ppc/syslib/mpc85xx_devices.c b/trunk/arch/ppc/syslib/mpc85xx_devices.c index 2ede677a0a53..69949d255658 100644 --- a/trunk/arch/ppc/syslib/mpc85xx_devices.c +++ b/trunk/arch/ppc/syslib/mpc85xx_devices.c @@ -3,7 +3,7 @@ * * MPC85xx Device descriptions * - * Maintainer: Kumar Gala + * Maintainer: Kumar Gala * * Copyright 2005 Freescale Semiconductor Inc. * diff --git a/trunk/arch/ppc/syslib/mpc85xx_sys.c b/trunk/arch/ppc/syslib/mpc85xx_sys.c index cb68d8c58348..397cfbcce5ea 100644 --- a/trunk/arch/ppc/syslib/mpc85xx_sys.c +++ b/trunk/arch/ppc/syslib/mpc85xx_sys.c @@ -3,7 +3,7 @@ * * MPC85xx System descriptions * - * Maintainer: Kumar Gala + * Maintainer: Kumar Gala * * Copyright 2005 Freescale Semiconductor Inc. * diff --git a/trunk/arch/ppc/syslib/mpc8xx_devices.c b/trunk/arch/ppc/syslib/mpc8xx_devices.c index 2b5f0e701687..92dc98b36bde 100644 --- a/trunk/arch/ppc/syslib/mpc8xx_devices.c +++ b/trunk/arch/ppc/syslib/mpc8xx_devices.c @@ -3,7 +3,7 @@ * * MPC8xx Device descriptions * - * Maintainer: Kumar Gala + * Maintainer: Kumar Gala * * Copyright 2005 MontaVista Software, Inc. by Vitaly Bordug * diff --git a/trunk/arch/ppc/syslib/mpc8xx_sys.c b/trunk/arch/ppc/syslib/mpc8xx_sys.c index 3cc27d29e3af..d3c617521603 100644 --- a/trunk/arch/ppc/syslib/mpc8xx_sys.c +++ b/trunk/arch/ppc/syslib/mpc8xx_sys.c @@ -3,7 +3,7 @@ * * MPC8xx System descriptions * - * Maintainer: Kumar Gala + * Maintainer: Kumar Gala * * Copyright 2005 MontaVista Software, Inc. by Vitaly Bordug * diff --git a/trunk/arch/ppc/syslib/ppc83xx_setup.c b/trunk/arch/ppc/syslib/ppc83xx_setup.c index 4da168a6ad03..1b5fe9e398d4 100644 --- a/trunk/arch/ppc/syslib/ppc83xx_setup.c +++ b/trunk/arch/ppc/syslib/ppc83xx_setup.c @@ -3,7 +3,7 @@ * * MPC83XX common board code * - * Maintainer: Kumar Gala + * Maintainer: Kumar Gala * * Copyright 2005 Freescale Semiconductor Inc. * diff --git a/trunk/arch/ppc/syslib/ppc83xx_setup.h b/trunk/arch/ppc/syslib/ppc83xx_setup.h index c766c1a5f786..a122a7322e5e 100644 --- a/trunk/arch/ppc/syslib/ppc83xx_setup.h +++ b/trunk/arch/ppc/syslib/ppc83xx_setup.h @@ -3,7 +3,7 @@ * * MPC83XX common board definitions * - * Maintainer: Kumar Gala + * Maintainer: Kumar Gala * * Copyright 2005 Freescale Semiconductor Inc. * diff --git a/trunk/arch/ppc/syslib/ppc85xx_common.c b/trunk/arch/ppc/syslib/ppc85xx_common.c index da841dacdc13..19ad537225e4 100644 --- a/trunk/arch/ppc/syslib/ppc85xx_common.c +++ b/trunk/arch/ppc/syslib/ppc85xx_common.c @@ -3,7 +3,7 @@ * * MPC85xx support routines * - * Maintainer: Kumar Gala + * Maintainer: Kumar Gala * * Copyright 2004 Freescale Semiconductor Inc. * diff --git a/trunk/arch/ppc/syslib/ppc85xx_common.h b/trunk/arch/ppc/syslib/ppc85xx_common.h index 2c8f304441bf..94edf32151dd 100644 --- a/trunk/arch/ppc/syslib/ppc85xx_common.h +++ b/trunk/arch/ppc/syslib/ppc85xx_common.h @@ -3,7 +3,7 @@ * * MPC85xx support routines * - * Maintainer: Kumar Gala + * Maintainer: Kumar Gala * * Copyright 2004 Freescale Semiconductor Inc. * diff --git a/trunk/arch/ppc/syslib/ppc85xx_setup.c b/trunk/arch/ppc/syslib/ppc85xx_setup.c index de2f90576577..1a47ff4b831d 100644 --- a/trunk/arch/ppc/syslib/ppc85xx_setup.c +++ b/trunk/arch/ppc/syslib/ppc85xx_setup.c @@ -3,7 +3,7 @@ * * MPC85XX common board code * - * Maintainer: Kumar Gala + * Maintainer: Kumar Gala * * Copyright 2004 Freescale Semiconductor Inc. * diff --git a/trunk/arch/ppc/syslib/ppc85xx_setup.h b/trunk/arch/ppc/syslib/ppc85xx_setup.h index 6e6cfe162faf..e340b0545fb5 100644 --- a/trunk/arch/ppc/syslib/ppc85xx_setup.h +++ b/trunk/arch/ppc/syslib/ppc85xx_setup.h @@ -3,7 +3,7 @@ * * MPC85XX common board definitions * - * Maintainer: Kumar Gala + * Maintainer: Kumar Gala * * Copyright 2004 Freescale Semiconductor Inc. * diff --git a/trunk/arch/ppc/syslib/ppc_sys.c b/trunk/arch/ppc/syslib/ppc_sys.c index 603f01190816..c0b93c4191ee 100644 --- a/trunk/arch/ppc/syslib/ppc_sys.c +++ b/trunk/arch/ppc/syslib/ppc_sys.c @@ -3,7 +3,7 @@ * * PPC System library functions * - * Maintainer: Kumar Gala + * Maintainer: Kumar Gala * * Copyright 2005 Freescale Semiconductor Inc. * Copyright 2005 MontaVista, Inc. by Vitaly Bordug diff --git a/trunk/arch/ppc/syslib/pq2_devices.c b/trunk/arch/ppc/syslib/pq2_devices.c index e960fe935325..6ff3aab82fc3 100644 --- a/trunk/arch/ppc/syslib/pq2_devices.c +++ b/trunk/arch/ppc/syslib/pq2_devices.c @@ -3,7 +3,7 @@ * * PQ2 Device descriptions * - * Maintainer: Kumar Gala + * Maintainer: Kumar Gala * * This file is licensed under the terms of the GNU General Public License * version 2. This program is licensed "as is" without any warranty of any diff --git a/trunk/arch/ppc/syslib/pq2_sys.c b/trunk/arch/ppc/syslib/pq2_sys.c index 7b6c9ebdb9e3..36d6e2179940 100644 --- a/trunk/arch/ppc/syslib/pq2_sys.c +++ b/trunk/arch/ppc/syslib/pq2_sys.c @@ -3,7 +3,7 @@ * * PQ2 System descriptions * - * Maintainer: Kumar Gala + * Maintainer: Kumar Gala * * This file is licensed under the terms of the GNU General Public License * version 2. This program is licensed "as is" without any warranty of any diff --git a/trunk/arch/ppc64/kernel/Makefile b/trunk/arch/ppc64/kernel/Makefile index dac4cc20fa93..d0edea503c49 100644 --- a/trunk/arch/ppc64/kernel/Makefile +++ b/trunk/arch/ppc64/kernel/Makefile @@ -13,7 +13,6 @@ endif obj-y += idle.o dma.o \ align.o \ - rtc.o \ iommu.o pci-obj-$(CONFIG_PPC_MULTIPLATFORM) += pci_dn.o pci_direct_iommu.o diff --git a/trunk/arch/ppc64/kernel/machine_kexec.c b/trunk/arch/ppc64/kernel/machine_kexec.c index 07ea03598c00..97c51e452be7 100644 --- a/trunk/arch/ppc64/kernel/machine_kexec.c +++ b/trunk/arch/ppc64/kernel/machine_kexec.c @@ -185,8 +185,8 @@ void kexec_copy_flush(struct kimage *image) */ void kexec_smp_down(void *arg) { - if (ppc_md.cpu_irq_down) - ppc_md.cpu_irq_down(1); + if (ppc_md.kexec_cpu_down) + ppc_md.kexec_cpu_down(0, 1); local_irq_disable(); kexec_smp_wait(); @@ -233,8 +233,8 @@ static void kexec_prepare_cpus(void) } /* after we tell the others to go down */ - if (ppc_md.cpu_irq_down) - ppc_md.cpu_irq_down(0); + if (ppc_md.kexec_cpu_down) + ppc_md.kexec_cpu_down(0, 0); put_cpu(); @@ -255,8 +255,8 @@ static void kexec_prepare_cpus(void) * UP to an SMP kernel. */ smp_release_cpus(); - if (ppc_md.cpu_irq_down) - ppc_md.cpu_irq_down(0); + if (ppc_md.kexec_cpu_down) + ppc_md.kexec_cpu_down(0, 0); local_irq_disable(); } @@ -305,3 +305,54 @@ void machine_kexec(struct kimage *image) ppc_md.hpte_clear_all); /* NOTREACHED */ } + +/* Values we need to export to the second kernel via the device tree. */ +static unsigned long htab_base, htab_size, kernel_end; + +static struct property htab_base_prop = { + .name = "linux,htab-base", + .length = sizeof(unsigned long), + .value = (unsigned char *)&htab_base, +}; + +static struct property htab_size_prop = { + .name = "linux,htab-size", + .length = sizeof(unsigned long), + .value = (unsigned char *)&htab_size, +}; + +static struct property kernel_end_prop = { + .name = "linux,kernel-end", + .length = sizeof(unsigned long), + .value = (unsigned char *)&kernel_end, +}; + +static void __init export_htab_values(void) +{ + struct device_node *node; + + node = of_find_node_by_path("/chosen"); + if (!node) + return; + + kernel_end = __pa(_end); + prom_add_property(node, &kernel_end_prop); + + /* On machines with no htab htab_address is NULL */ + if (NULL == htab_address) + goto out; + + htab_base = __pa(htab_address); + prom_add_property(node, &htab_base_prop); + + htab_size = 1UL << ppc64_pft_size; + prom_add_property(node, &htab_size_prop); + + out: + of_node_put(node); +} + +void __init kexec_setup(void) +{ + export_htab_values(); +} diff --git a/trunk/arch/ppc64/kernel/prom.c b/trunk/arch/ppc64/kernel/prom.c index fbad2c360784..47cc26e78957 100644 --- a/trunk/arch/ppc64/kernel/prom.c +++ b/trunk/arch/ppc64/kernel/prom.c @@ -1261,6 +1261,7 @@ prom_n_addr_cells(struct device_node* np) /* No #address-cells property for the root node, default to 1 */ return 1; } +EXPORT_SYMBOL_GPL(prom_n_addr_cells); int prom_n_size_cells(struct device_node* np) @@ -1276,6 +1277,7 @@ prom_n_size_cells(struct device_node* np) /* No #size-cells property for the root node, default to 1 */ return 1; } +EXPORT_SYMBOL_GPL(prom_n_size_cells); /** * Work out the sense (active-low level / active-high edge) diff --git a/trunk/arch/ppc64/kernel/rtc.c b/trunk/arch/ppc64/kernel/rtc.c deleted file mode 100644 index 79e7ed2858dd..000000000000 --- a/trunk/arch/ppc64/kernel/rtc.c +++ /dev/null @@ -1,358 +0,0 @@ -/* - * Real Time Clock interface for PPC64. - * - * Based on rtc.c by Paul Gortmaker - * - * This driver allows use of the real time clock - * from user space. It exports the /dev/rtc - * interface supporting various ioctl() and also the - * /proc/driver/rtc pseudo-file for status information. - * - * Interface does not support RTC interrupts nor an alarm. - * - * This program is free software; you can redistribute it and/or - * modify it under the terms of the GNU General Public License - * as published by the Free Software Foundation; either version - * 2 of the License, or (at your option) any later version. - * - * 1.0 Mike Corrigan: IBM iSeries rtc support - * 1.1 Dave Engebretsen: IBM pSeries rtc support - */ - -#define RTC_VERSION "1.1" - -#include -#include -#include -#include -#include -#include -#include -#include -#include -#include -#include -#include -#include -#include -#include - -#include -#include -#include -#include -#include - -#include - -/* - * We sponge a minor off of the misc major. No need slurping - * up another valuable major dev number for this. If you add - * an ioctl, make sure you don't conflict with SPARC's RTC - * ioctls. - */ - -static ssize_t rtc_read(struct file *file, char __user *buf, - size_t count, loff_t *ppos); - -static int rtc_ioctl(struct inode *inode, struct file *file, - unsigned int cmd, unsigned long arg); - -static int rtc_read_proc(char *page, char **start, off_t off, - int count, int *eof, void *data); - -/* - * If this driver ever becomes modularised, it will be really nice - * to make the epoch retain its value across module reload... - */ - -static unsigned long epoch = 1900; /* year corresponding to 0x00 */ - -static const unsigned char days_in_mo[] = -{0, 31, 28, 31, 30, 31, 30, 31, 31, 30, 31, 30, 31}; - -/* - * Now all the various file operations that we export. - */ - -static ssize_t rtc_read(struct file *file, char __user *buf, - size_t count, loff_t *ppos) -{ - return -EIO; -} - -static int rtc_ioctl(struct inode *inode, struct file *file, unsigned int cmd, - unsigned long arg) -{ - struct rtc_time wtime; - - switch (cmd) { - case RTC_RD_TIME: /* Read the time/date from RTC */ - { - memset(&wtime, 0, sizeof(struct rtc_time)); - ppc_md.get_rtc_time(&wtime); - break; - } - case RTC_SET_TIME: /* Set the RTC */ - { - struct rtc_time rtc_tm; - unsigned char mon, day, hrs, min, sec, leap_yr; - unsigned int yrs; - - if (!capable(CAP_SYS_TIME)) - return -EACCES; - - if (copy_from_user(&rtc_tm, (struct rtc_time __user *)arg, - sizeof(struct rtc_time))) - return -EFAULT; - - yrs = rtc_tm.tm_year; - mon = rtc_tm.tm_mon + 1; /* tm_mon starts at zero */ - day = rtc_tm.tm_mday; - hrs = rtc_tm.tm_hour; - min = rtc_tm.tm_min; - sec = rtc_tm.tm_sec; - - if (yrs < 70) - return -EINVAL; - - leap_yr = ((!(yrs % 4) && (yrs % 100)) || !(yrs % 400)); - - if ((mon > 12) || (day == 0)) - return -EINVAL; - - if (day > (days_in_mo[mon] + ((mon == 2) && leap_yr))) - return -EINVAL; - - if ((hrs >= 24) || (min >= 60) || (sec >= 60)) - return -EINVAL; - - if ( yrs > 169 ) - return -EINVAL; - - ppc_md.set_rtc_time(&rtc_tm); - - return 0; - } - case RTC_EPOCH_READ: /* Read the epoch. */ - { - return put_user (epoch, (unsigned long __user *)arg); - } - case RTC_EPOCH_SET: /* Set the epoch. */ - { - /* - * There were no RTC clocks before 1900. - */ - if (arg < 1900) - return -EINVAL; - - if (!capable(CAP_SYS_TIME)) - return -EACCES; - - epoch = arg; - return 0; - } - default: - return -EINVAL; - } - return copy_to_user((void __user *)arg, &wtime, sizeof wtime) ? -EFAULT : 0; -} - -static int rtc_open(struct inode *inode, struct file *file) -{ - nonseekable_open(inode, file); - return 0; -} - -static int rtc_release(struct inode *inode, struct file *file) -{ - return 0; -} - -/* - * The various file operations we support. - */ -static struct file_operations rtc_fops = { - .owner = THIS_MODULE, - .llseek = no_llseek, - .read = rtc_read, - .ioctl = rtc_ioctl, - .open = rtc_open, - .release = rtc_release, -}; - -static struct miscdevice rtc_dev = { - .minor = RTC_MINOR, - .name = "rtc", - .fops = &rtc_fops -}; - -static int __init rtc_init(void) -{ - int retval; - - retval = misc_register(&rtc_dev); - if(retval < 0) - return retval; - -#ifdef CONFIG_PROC_FS - if (create_proc_read_entry("driver/rtc", 0, NULL, rtc_read_proc, NULL) - == NULL) { - misc_deregister(&rtc_dev); - return -ENOMEM; - } -#endif - - printk(KERN_INFO "i/pSeries Real Time Clock Driver v" RTC_VERSION "\n"); - - return 0; -} - -static void __exit rtc_exit (void) -{ - remove_proc_entry ("driver/rtc", NULL); - misc_deregister(&rtc_dev); -} - -module_init(rtc_init); -module_exit(rtc_exit); - -/* - * Info exported via "/proc/driver/rtc". - */ - -static int rtc_proc_output (char *buf) -{ - - char *p; - struct rtc_time tm; - - p = buf; - - ppc_md.get_rtc_time(&tm); - - /* - * There is no way to tell if the luser has the RTC set for local - * time or for Universal Standard Time (GMT). Probably local though. - */ - p += sprintf(p, - "rtc_time\t: %02d:%02d:%02d\n" - "rtc_date\t: %04d-%02d-%02d\n" - "rtc_epoch\t: %04lu\n", - tm.tm_hour, tm.tm_min, tm.tm_sec, - tm.tm_year + 1900, tm.tm_mon + 1, tm.tm_mday, epoch); - - p += sprintf(p, - "DST_enable\t: no\n" - "BCD\t\t: yes\n" - "24hr\t\t: yes\n" ); - - return p - buf; -} - -static int rtc_read_proc(char *page, char **start, off_t off, - int count, int *eof, void *data) -{ - int len = rtc_proc_output (page); - if (len <= off+count) *eof = 1; - *start = page + off; - len -= off; - if (len>count) len = count; - if (len<0) len = 0; - return len; -} - -#ifdef CONFIG_PPC_RTAS -#define MAX_RTC_WAIT 5000 /* 5 sec */ -#define RTAS_CLOCK_BUSY (-2) -unsigned long rtas_get_boot_time(void) -{ - int ret[8]; - int error, wait_time; - unsigned long max_wait_tb; - - max_wait_tb = __get_tb() + tb_ticks_per_usec * 1000 * MAX_RTC_WAIT; - do { - error = rtas_call(rtas_token("get-time-of-day"), 0, 8, ret); - if (error == RTAS_CLOCK_BUSY || rtas_is_extended_busy(error)) { - wait_time = rtas_extended_busy_delay_time(error); - /* This is boot time so we spin. */ - udelay(wait_time*1000); - error = RTAS_CLOCK_BUSY; - } - } while (error == RTAS_CLOCK_BUSY && (__get_tb() < max_wait_tb)); - - if (error != 0 && printk_ratelimit()) { - printk(KERN_WARNING "error: reading the clock failed (%d)\n", - error); - return 0; - } - - return mktime(ret[0], ret[1], ret[2], ret[3], ret[4], ret[5]); -} - -/* NOTE: get_rtc_time will get an error if executed in interrupt context - * and if a delay is needed to read the clock. In this case we just - * silently return without updating rtc_tm. - */ -void rtas_get_rtc_time(struct rtc_time *rtc_tm) -{ - int ret[8]; - int error, wait_time; - unsigned long max_wait_tb; - - max_wait_tb = __get_tb() + tb_ticks_per_usec * 1000 * MAX_RTC_WAIT; - do { - error = rtas_call(rtas_token("get-time-of-day"), 0, 8, ret); - if (error == RTAS_CLOCK_BUSY || rtas_is_extended_busy(error)) { - if (in_interrupt() && printk_ratelimit()) { - printk(KERN_WARNING "error: reading clock would delay interrupt\n"); - return; /* delay not allowed */ - } - wait_time = rtas_extended_busy_delay_time(error); - msleep_interruptible(wait_time); - error = RTAS_CLOCK_BUSY; - } - } while (error == RTAS_CLOCK_BUSY && (__get_tb() < max_wait_tb)); - - if (error != 0 && printk_ratelimit()) { - printk(KERN_WARNING "error: reading the clock failed (%d)\n", - error); - return; - } - - rtc_tm->tm_sec = ret[5]; - rtc_tm->tm_min = ret[4]; - rtc_tm->tm_hour = ret[3]; - rtc_tm->tm_mday = ret[2]; - rtc_tm->tm_mon = ret[1] - 1; - rtc_tm->tm_year = ret[0] - 1900; -} - -int rtas_set_rtc_time(struct rtc_time *tm) -{ - int error, wait_time; - unsigned long max_wait_tb; - - max_wait_tb = __get_tb() + tb_ticks_per_usec * 1000 * MAX_RTC_WAIT; - do { - error = rtas_call(rtas_token("set-time-of-day"), 7, 1, NULL, - tm->tm_year + 1900, tm->tm_mon + 1, - tm->tm_mday, tm->tm_hour, tm->tm_min, - tm->tm_sec, 0); - if (error == RTAS_CLOCK_BUSY || rtas_is_extended_busy(error)) { - if (in_interrupt()) - return 1; /* probably decrementer */ - wait_time = rtas_extended_busy_delay_time(error); - msleep_interruptible(wait_time); - error = RTAS_CLOCK_BUSY; - } - } while (error == RTAS_CLOCK_BUSY && (__get_tb() < max_wait_tb)); - - if (error != 0 && printk_ratelimit()) - printk(KERN_WARNING "error: setting the clock failed (%d)\n", - error); - - return 0; -} -#endif diff --git a/trunk/arch/sparc/lib/atomic32.c b/trunk/arch/sparc/lib/atomic32.c index 2e64e8c3e8e5..cb3cf0f22822 100644 --- a/trunk/arch/sparc/lib/atomic32.c +++ b/trunk/arch/sparc/lib/atomic32.c @@ -37,17 +37,43 @@ int __atomic_add_return(int i, atomic_t *v) spin_unlock_irqrestore(ATOMIC_HASH(v), flags); return ret; } +EXPORT_SYMBOL(__atomic_add_return); -void atomic_set(atomic_t *v, int i) +int atomic_cmpxchg(atomic_t *v, int old, int new) { + int ret; unsigned long flags; + spin_lock_irqsave(ATOMIC_HASH(v), flags); + ret = v->counter; + if (likely(ret == old)) + v->counter = new; - v->counter = i; + spin_unlock_irqrestore(ATOMIC_HASH(v), flags); + return ret; +} + +int atomic_add_unless(atomic_t *v, int a, int u) +{ + int ret; + unsigned long flags; + spin_lock_irqsave(ATOMIC_HASH(v), flags); + ret = v->counter; + if (ret != u) + v->counter += a; spin_unlock_irqrestore(ATOMIC_HASH(v), flags); + return ret != u; } -EXPORT_SYMBOL(__atomic_add_return); -EXPORT_SYMBOL(atomic_set); +static inline void atomic_clear_mask(unsigned long mask, unsigned long *addr) +/* Atomic operations are already serializing */ +void atomic_set(atomic_t *v, int i) +{ + unsigned long flags; + spin_lock_irqsave(ATOMIC_HASH(v), flags); + v->counter = i; + spin_unlock_irqrestore(ATOMIC_HASH(v), flags); +} +EXPORT_SYMBOL(atomic_set); diff --git a/trunk/arch/sparc/lib/bitext.c b/trunk/arch/sparc/lib/bitext.c index 94b05e8c906c..2e168d16547f 100644 --- a/trunk/arch/sparc/lib/bitext.c +++ b/trunk/arch/sparc/lib/bitext.c @@ -10,6 +10,7 @@ */ #include +#include #include #include diff --git a/trunk/arch/um/Kconfig b/trunk/arch/um/Kconfig index 3b5f47c46907..563301fe5df8 100644 --- a/trunk/arch/um/Kconfig +++ b/trunk/arch/um/Kconfig @@ -7,7 +7,6 @@ config UML bool default y -# XXX: does UM have a mmu/swap? config MMU bool default y @@ -36,12 +35,6 @@ config IRQ_RELEASE_METHOD bool default y -menu "Host processor type and features" - -source "arch/i386/Kconfig.cpu" - -endmenu - menu "UML-specific options" config MODE_TT @@ -209,7 +202,8 @@ config MAGIC_SYSRQ config SMP bool "Symmetric multi-processing support (EXPERIMENTAL)" default n - depends on (MODE_TT && EXPERIMENTAL && !SMP_BROKEN) || (BROKEN && SMP_BROKEN) + #SMP_BROKEN is for x86_64. + depends on MODE_TT && EXPERIMENTAL && (!SMP_BROKEN || (BROKEN && SMP_BROKEN)) help This option enables UML SMP support. It is NOT related to having a real SMP box. Not directly, at least. diff --git a/trunk/arch/um/Kconfig.i386 b/trunk/arch/um/Kconfig.i386 index 5d92cacd56c6..c71b39a677aa 100644 --- a/trunk/arch/um/Kconfig.i386 +++ b/trunk/arch/um/Kconfig.i386 @@ -1,3 +1,9 @@ +menu "Host processor type and features" + +source "arch/i386/Kconfig.cpu" + +endmenu + config UML_X86 bool default y @@ -42,7 +48,3 @@ config ARCH_HAS_SC_SIGNALS config ARCH_REUSE_HOST_VSYSCALL_AREA bool default y - -config X86_CMPXCHG - bool - default y diff --git a/trunk/arch/um/Makefile-i386 b/trunk/arch/um/Makefile-i386 index 1f7dcb064aee..7a0e04e34bf9 100644 --- a/trunk/arch/um/Makefile-i386 +++ b/trunk/arch/um/Makefile-i386 @@ -35,4 +35,3 @@ cflags-y += $(call cc-option,-mpreferred-stack-boundary=2) CFLAGS += $(cflags-y) USER_CFLAGS += $(cflags-y) - diff --git a/trunk/arch/um/drivers/chan_kern.c b/trunk/arch/um/drivers/chan_kern.c index 16e7dc89f61d..5b58fad45290 100644 --- a/trunk/arch/um/drivers/chan_kern.c +++ b/trunk/arch/um/drivers/chan_kern.c @@ -89,8 +89,7 @@ static int not_configged_write(int fd, const char *buf, int len, void *data) return(-EIO); } -static int not_configged_console_write(int fd, const char *buf, int len, - void *data) +static int not_configged_console_write(int fd, const char *buf, int len) { my_puts("Using a channel type which is configured out of " "UML\n"); @@ -299,7 +298,7 @@ int console_write_chan(struct list_head *chans, const char *buf, int len) chan = list_entry(ele, struct chan, list); if(!chan->output || (chan->ops->console_write == NULL)) continue; - n = chan->ops->console_write(chan->fd, buf, len, chan->data); + n = chan->ops->console_write(chan->fd, buf, len); if(chan->primary) ret = n; } return(ret); diff --git a/trunk/arch/um/drivers/chan_user.c b/trunk/arch/um/drivers/chan_user.c index 1c55d5802489..5d50d4a44abf 100644 --- a/trunk/arch/um/drivers/chan_user.c +++ b/trunk/arch/um/drivers/chan_user.c @@ -20,7 +20,7 @@ #include "choose-mode.h" #include "mode.h" -int generic_console_write(int fd, const char *buf, int n, void *unused) +int generic_console_write(int fd, const char *buf, int n) { struct termios save, new; int err; diff --git a/trunk/arch/um/drivers/daemon_user.c b/trunk/arch/um/drivers/daemon_user.c index c1b03f7c1daa..1bb085b2824d 100644 --- a/trunk/arch/um/drivers/daemon_user.c +++ b/trunk/arch/um/drivers/daemon_user.c @@ -98,7 +98,7 @@ static int connect_to_switch(struct daemon_data *pri) printk("daemon_open : control setup request failed, err = %d\n", -n); err = -ENOTCONN; - goto out; + goto out_free; } n = os_read_file(pri->control, sun, sizeof(*sun)); @@ -106,12 +106,14 @@ static int connect_to_switch(struct daemon_data *pri) printk("daemon_open : read of data socket failed, err = %d\n", -n); err = -ENOTCONN; - goto out_close; + goto out_free; } pri->data_addr = sun; return(fd); + out_free: + kfree(sun); out_close: os_close_file(fd); out: diff --git a/trunk/arch/um/drivers/fd.c b/trunk/arch/um/drivers/fd.c index f0b888f66e05..3296e86a03a5 100644 --- a/trunk/arch/um/drivers/fd.c +++ b/trunk/arch/um/drivers/fd.c @@ -76,13 +76,6 @@ static void fd_close(int fd, void *d) } } -static int fd_console_write(int fd, const char *buf, int n, void *d) -{ - struct fd_chan *data = d; - - return(generic_console_write(fd, buf, n, &data->tt)); -} - struct chan_ops fd_ops = { .type = "fd", .init = fd_init, @@ -90,7 +83,7 @@ struct chan_ops fd_ops = { .close = fd_close, .read = generic_read, .write = generic_write, - .console_write = fd_console_write, + .console_write = generic_console_write, .window_size = generic_window_size, .free = generic_free, .winch = 1, diff --git a/trunk/arch/um/drivers/mcast_user.c b/trunk/arch/um/drivers/mcast_user.c index 5db136e2651c..afe85bfa66e0 100644 --- a/trunk/arch/um/drivers/mcast_user.c +++ b/trunk/arch/um/drivers/mcast_user.c @@ -54,7 +54,7 @@ static int mcast_open(void *data) struct mcast_data *pri = data; struct sockaddr_in *sin = pri->mcast_addr; struct ip_mreq mreq; - int fd, yes = 1, err = 0; + int fd, yes = 1, err = -EINVAL; if ((sin->sin_addr.s_addr == 0) || (sin->sin_port == 0)) @@ -63,40 +63,40 @@ static int mcast_open(void *data) fd = socket(AF_INET, SOCK_DGRAM, 0); if (fd < 0){ + err = -errno; printk("mcast_open : data socket failed, errno = %d\n", errno); - err = -errno; goto out; } if (setsockopt(fd, SOL_SOCKET, SO_REUSEADDR, &yes, sizeof(yes)) < 0) { + err = -errno; printk("mcast_open: SO_REUSEADDR failed, errno = %d\n", errno); - err = -errno; goto out_close; } /* set ttl according to config */ if (setsockopt(fd, SOL_IP, IP_MULTICAST_TTL, &pri->ttl, sizeof(pri->ttl)) < 0) { + err = -errno; printk("mcast_open: IP_MULTICAST_TTL failed, error = %d\n", errno); - err = -errno; goto out_close; } /* set LOOP, so data does get fed back to local sockets */ if (setsockopt(fd, SOL_IP, IP_MULTICAST_LOOP, &yes, sizeof(yes)) < 0) { + err = -errno; printk("mcast_open: IP_MULTICAST_LOOP failed, error = %d\n", errno); - err = -errno; goto out_close; } /* bind socket to mcast address */ if (bind(fd, (struct sockaddr *) sin, sizeof(*sin)) < 0) { - printk("mcast_open : data bind failed, errno = %d\n", errno); err = -errno; + printk("mcast_open : data bind failed, errno = %d\n", errno); goto out_close; } @@ -105,22 +105,22 @@ static int mcast_open(void *data) mreq.imr_interface.s_addr = 0; if (setsockopt(fd, SOL_IP, IP_ADD_MEMBERSHIP, &mreq, sizeof(mreq)) < 0) { + err = -errno; printk("mcast_open: IP_ADD_MEMBERSHIP failed, error = %d\n", errno); printk("There appears not to be a multicast-capable network " "interface on the host.\n"); printk("eth0 should be configured in order to use the " "multicast transport.\n"); - err = -errno; - goto out_close; + goto out_close; } return fd; out_close: - os_close_file(fd); + os_close_file(fd); out: - return err; + return err; } static void mcast_close(int fd, void *data) diff --git a/trunk/arch/um/drivers/port_user.c b/trunk/arch/um/drivers/port_user.c index ed4a1a6c5d83..c43e8bb32502 100644 --- a/trunk/arch/um/drivers/port_user.c +++ b/trunk/arch/um/drivers/port_user.c @@ -100,13 +100,6 @@ static void port_close(int fd, void *d) os_close_file(fd); } -static int port_console_write(int fd, const char *buf, int n, void *d) -{ - struct port_chan *data = d; - - return(generic_console_write(fd, buf, n, &data->tt)); -} - struct chan_ops port_ops = { .type = "port", .init = port_init, @@ -114,7 +107,7 @@ struct chan_ops port_ops = { .close = port_close, .read = generic_read, .write = generic_write, - .console_write = port_console_write, + .console_write = generic_console_write, .window_size = generic_window_size, .free = port_free, .winch = 1, diff --git a/trunk/arch/um/drivers/pty.c b/trunk/arch/um/drivers/pty.c index 0306a1b215b7..1c555c38de4d 100644 --- a/trunk/arch/um/drivers/pty.c +++ b/trunk/arch/um/drivers/pty.c @@ -118,13 +118,6 @@ static int pty_open(int input, int output, int primary, void *d, return(fd); } -static int pty_console_write(int fd, const char *buf, int n, void *d) -{ - struct pty_chan *data = d; - - return(generic_console_write(fd, buf, n, &data->tt)); -} - struct chan_ops pty_ops = { .type = "pty", .init = pty_chan_init, @@ -132,7 +125,7 @@ struct chan_ops pty_ops = { .close = generic_close, .read = generic_read, .write = generic_write, - .console_write = pty_console_write, + .console_write = generic_console_write, .window_size = generic_window_size, .free = generic_free, .winch = 0, @@ -145,7 +138,7 @@ struct chan_ops pts_ops = { .close = generic_close, .read = generic_read, .write = generic_write, - .console_write = pty_console_write, + .console_write = generic_console_write, .window_size = generic_window_size, .free = generic_free, .winch = 0, diff --git a/trunk/arch/um/drivers/tty.c b/trunk/arch/um/drivers/tty.c index 6fbb670ee274..94c9265a4f2c 100644 --- a/trunk/arch/um/drivers/tty.c +++ b/trunk/arch/um/drivers/tty.c @@ -60,13 +60,6 @@ static int tty_open(int input, int output, int primary, void *d, return(fd); } -static int tty_console_write(int fd, const char *buf, int n, void *d) -{ - struct tty_chan *data = d; - - return(generic_console_write(fd, buf, n, &data->tt)); -} - struct chan_ops tty_ops = { .type = "tty", .init = tty_chan_init, @@ -74,7 +67,7 @@ struct chan_ops tty_ops = { .close = generic_close, .read = generic_read, .write = generic_write, - .console_write = tty_console_write, + .console_write = generic_console_write, .window_size = generic_window_size, .free = generic_free, .winch = 0, diff --git a/trunk/arch/um/drivers/xterm.c b/trunk/arch/um/drivers/xterm.c index b530f1a6540d..aaa636661043 100644 --- a/trunk/arch/um/drivers/xterm.c +++ b/trunk/arch/um/drivers/xterm.c @@ -194,13 +194,6 @@ static void xterm_free(void *d) free(d); } -static int xterm_console_write(int fd, const char *buf, int n, void *d) -{ - struct xterm_chan *data = d; - - return(generic_console_write(fd, buf, n, &data->tt)); -} - struct chan_ops xterm_ops = { .type = "xterm", .init = xterm_init, @@ -208,7 +201,7 @@ struct chan_ops xterm_ops = { .close = xterm_close, .read = generic_read, .write = generic_write, - .console_write = xterm_console_write, + .console_write = generic_console_write, .window_size = generic_window_size, .free = xterm_free, .winch = 1, diff --git a/trunk/arch/um/include/chan_user.h b/trunk/arch/um/include/chan_user.h index f77d9aa4c164..659bb3cac32f 100644 --- a/trunk/arch/um/include/chan_user.h +++ b/trunk/arch/um/include/chan_user.h @@ -25,7 +25,7 @@ struct chan_ops { void (*close)(int, void *); int (*read)(int, char *, void *); int (*write)(int, const char *, int, void *); - int (*console_write)(int, const char *, int, void *); + int (*console_write)(int, const char *, int); int (*window_size)(int, void *, unsigned short *, unsigned short *); void (*free)(void *); int winch; @@ -37,7 +37,7 @@ extern struct chan_ops fd_ops, null_ops, port_ops, pts_ops, pty_ops, tty_ops, extern void generic_close(int fd, void *unused); extern int generic_read(int fd, char *c_out, void *unused); extern int generic_write(int fd, const char *buf, int n, void *unused); -extern int generic_console_write(int fd, const char *buf, int n, void *state); +extern int generic_console_write(int fd, const char *buf, int n); extern int generic_window_size(int fd, void *unused, unsigned short *rows_out, unsigned short *cols_out); extern void generic_free(void *data); diff --git a/trunk/arch/um/include/um_uaccess.h b/trunk/arch/um/include/um_uaccess.h index 84c0868cd561..f8760a3f43b0 100644 --- a/trunk/arch/um/include/um_uaccess.h +++ b/trunk/arch/um/include/um_uaccess.h @@ -17,8 +17,25 @@ #include "uaccess-skas.h" #endif +#define __under_task_size(addr, size) \ + (((unsigned long) (addr) < TASK_SIZE) && \ + (((unsigned long) (addr) + (size)) < TASK_SIZE)) + +#define __access_ok_vsyscall(type, addr, size) \ + ((type == VERIFY_READ) && \ + ((unsigned long) (addr) >= FIXADDR_USER_START) && \ + ((unsigned long) (addr) + (size) <= FIXADDR_USER_END) && \ + ((unsigned long) (addr) + (size) >= (unsigned long)(addr))) + +#define __addr_range_nowrap(addr, size) \ + ((unsigned long) (addr) <= ((unsigned long) (addr) + (size))) + #define access_ok(type, addr, size) \ - CHOOSE_MODE_PROC(access_ok_tt, access_ok_skas, type, addr, size) + (__addr_range_nowrap(addr, size) && \ + (__under_task_size(addr, size) || \ + __access_ok_vsyscall(type, addr, size) || \ + segment_eq(get_fs(), KERNEL_DS) || \ + CHOOSE_MODE_PROC(access_ok_tt, access_ok_skas, type, addr, size))) static inline int copy_from_user(void *to, const void __user *from, int n) { diff --git a/trunk/arch/um/kernel/skas/include/uaccess-skas.h b/trunk/arch/um/kernel/skas/include/uaccess-skas.h index 7da0c2def0ef..f611f83ad4ff 100644 --- a/trunk/arch/um/kernel/skas/include/uaccess-skas.h +++ b/trunk/arch/um/kernel/skas/include/uaccess-skas.h @@ -9,14 +9,8 @@ #include "asm/errno.h" #include "asm/fixmap.h" -#define access_ok_skas(type, addr, size) \ - ((segment_eq(get_fs(), KERNEL_DS)) || \ - (((unsigned long) (addr) < TASK_SIZE) && \ - ((unsigned long) (addr) + (size) <= TASK_SIZE)) || \ - ((type == VERIFY_READ ) && \ - ((unsigned long) (addr) >= FIXADDR_USER_START) && \ - ((unsigned long) (addr) + (size) <= FIXADDR_USER_END) && \ - ((unsigned long) (addr) + (size) >= (unsigned long)(addr)))) +/* No SKAS-specific checking. */ +#define access_ok_skas(type, addr, size) 0 extern int copy_from_user_skas(void *to, const void __user *from, int n); extern int copy_to_user_skas(void __user *to, const void *from, int n); diff --git a/trunk/arch/um/kernel/skas/uaccess.c b/trunk/arch/um/kernel/skas/uaccess.c index 75195281081e..a5a47528dec7 100644 --- a/trunk/arch/um/kernel/skas/uaccess.c +++ b/trunk/arch/um/kernel/skas/uaccess.c @@ -143,7 +143,7 @@ int copy_from_user_skas(void *to, const void __user *from, int n) return(0); } - return(access_ok_skas(VERIFY_READ, from, n) ? + return(access_ok(VERIFY_READ, from, n) ? buffer_op((unsigned long) from, n, 0, copy_chunk_from_user, &to): n); } @@ -164,7 +164,7 @@ int copy_to_user_skas(void __user *to, const void *from, int n) return(0); } - return(access_ok_skas(VERIFY_WRITE, to, n) ? + return(access_ok(VERIFY_WRITE, to, n) ? buffer_op((unsigned long) to, n, 1, copy_chunk_to_user, &from) : n); } @@ -193,7 +193,7 @@ int strncpy_from_user_skas(char *dst, const char __user *src, int count) return(strnlen(dst, count)); } - if(!access_ok_skas(VERIFY_READ, src, 1)) + if(!access_ok(VERIFY_READ, src, 1)) return(-EFAULT); n = buffer_op((unsigned long) src, count, 0, strncpy_chunk_from_user, @@ -221,7 +221,7 @@ int clear_user_skas(void __user *mem, int len) return(0); } - return(access_ok_skas(VERIFY_WRITE, mem, len) ? + return(access_ok(VERIFY_WRITE, mem, len) ? buffer_op((unsigned long) mem, len, 1, clear_chunk, NULL) : len); } diff --git a/trunk/arch/um/kernel/trap_kern.c b/trunk/arch/um/kernel/trap_kern.c index 95c8f8733baf..0d4c10a73607 100644 --- a/trunk/arch/um/kernel/trap_kern.c +++ b/trunk/arch/um/kernel/trap_kern.c @@ -95,7 +95,16 @@ int handle_page_fault(unsigned long address, unsigned long ip, pte = pte_offset_kernel(pmd, address); } while(!pte_present(*pte)); err = 0; + /* The below warning was added in place of + * pte_mkyoung(); if (is_write) pte_mkdirty(); + * If it's triggered, we'd see normally a hang here (a clean pte is + * marked read-only to emulate the dirty bit). + * However, the generic code can mark a PTE writable but clean on a + * concurrent read fault, triggering this harmlessly. So comment it out. + */ +#if 0 WARN_ON(!pte_young(*pte) || (is_write && !pte_dirty(*pte))); +#endif flush_tlb_page(vma, address); out: up_read(&mm->mmap_sem); diff --git a/trunk/arch/um/kernel/tt/include/uaccess-tt.h b/trunk/arch/um/kernel/tt/include/uaccess-tt.h index dc2ebfa8c54f..b9bfe9c481c4 100644 --- a/trunk/arch/um/kernel/tt/include/uaccess-tt.h +++ b/trunk/arch/um/kernel/tt/include/uaccess-tt.h @@ -19,19 +19,13 @@ extern unsigned long end_vm; extern unsigned long uml_physmem; -#define under_task_size(addr, size) \ - (((unsigned long) (addr) < TASK_SIZE) && \ - (((unsigned long) (addr) + (size)) < TASK_SIZE)) - #define is_stack(addr, size) \ (((unsigned long) (addr) < STACK_TOP) && \ ((unsigned long) (addr) >= STACK_TOP - ABOVE_KMEM) && \ (((unsigned long) (addr) + (size)) <= STACK_TOP)) #define access_ok_tt(type, addr, size) \ - ((type == VERIFY_READ) || (segment_eq(get_fs(), KERNEL_DS)) || \ - (((unsigned long) (addr) <= ((unsigned long) (addr) + (size))) && \ - (under_task_size(addr, size) || is_stack(addr, size)))) + (is_stack(addr, size)) extern unsigned long get_fault_addr(void); diff --git a/trunk/arch/um/kernel/tt/uaccess.c b/trunk/arch/um/kernel/tt/uaccess.c index a72aa632972f..1cb60726567e 100644 --- a/trunk/arch/um/kernel/tt/uaccess.c +++ b/trunk/arch/um/kernel/tt/uaccess.c @@ -8,7 +8,7 @@ int copy_from_user_tt(void *to, const void __user *from, int n) { - if(!access_ok_tt(VERIFY_READ, from, n)) + if(!access_ok(VERIFY_READ, from, n)) return(n); return(__do_copy_from_user(to, from, n, ¤t->thread.fault_addr, @@ -17,7 +17,7 @@ int copy_from_user_tt(void *to, const void __user *from, int n) int copy_to_user_tt(void __user *to, const void *from, int n) { - if(!access_ok_tt(VERIFY_WRITE, to, n)) + if(!access_ok(VERIFY_WRITE, to, n)) return(n); return(__do_copy_to_user(to, from, n, ¤t->thread.fault_addr, @@ -28,7 +28,7 @@ int strncpy_from_user_tt(char *dst, const char __user *src, int count) { int n; - if(!access_ok_tt(VERIFY_READ, src, 1)) + if(!access_ok(VERIFY_READ, src, 1)) return(-EFAULT); n = __do_strncpy_from_user(dst, src, count, @@ -47,7 +47,7 @@ int __clear_user_tt(void __user *mem, int len) int clear_user_tt(void __user *mem, int len) { - if(!access_ok_tt(VERIFY_WRITE, mem, len)) + if(!access_ok(VERIFY_WRITE, mem, len)) return(len); return(__do_clear_user(mem, len, ¤t->thread.fault_addr, diff --git a/trunk/arch/x86_64/kernel/i8259.c b/trunk/arch/x86_64/kernel/i8259.c index c6c9791d77c1..a9368d4c4aba 100644 --- a/trunk/arch/x86_64/kernel/i8259.c +++ b/trunk/arch/x86_64/kernel/i8259.c @@ -515,7 +515,7 @@ void i8254_timer_resume(void) } static struct sysdev_class timer_sysclass = { - set_kset_name("timer"), + set_kset_name("timer_pit"), .resume = timer_resume, }; diff --git a/trunk/drivers/acpi/bus.c b/trunk/drivers/acpi/bus.c index 6a4da417c16b..606f8733a776 100644 --- a/trunk/drivers/acpi/bus.c +++ b/trunk/drivers/acpi/bus.c @@ -28,6 +28,7 @@ #include #include #include +#include #include #include #ifdef CONFIG_X86 @@ -754,7 +755,7 @@ static int __init acpi_init(void) result = acpi_bus_init(); if (!result) { -#ifdef CONFIG_PM +#ifdef CONFIG_PM_LEGACY if (!PM_IS_ACTIVE()) pm_active = 1; else { diff --git a/trunk/drivers/base/firmware_class.c b/trunk/drivers/base/firmware_class.c index 98f6c02d6790..59dacb6552c0 100644 --- a/trunk/drivers/base/firmware_class.c +++ b/trunk/drivers/base/firmware_class.c @@ -526,18 +526,23 @@ request_firmware_work_func(void *arg) { struct firmware_work *fw_work = arg; const struct firmware *fw; + int ret; if (!arg) { WARN_ON(1); return 0; } daemonize("%s/%s", "firmware", fw_work->name); - _request_firmware(&fw, fw_work->name, fw_work->device, + ret = _request_firmware(&fw, fw_work->name, fw_work->device, fw_work->hotplug); - fw_work->cont(fw, fw_work->context); - release_firmware(fw); + if (ret < 0) + fw_work->cont(NULL, fw_work->context); + else { + fw_work->cont(fw, fw_work->context); + release_firmware(fw); + } module_put(fw_work->module); kfree(fw_work); - return 0; + return ret; } /** @@ -586,6 +591,8 @@ request_firmware_nowait( if (ret < 0) { fw_work->cont(NULL, fw_work->context); + module_put(fw_work->module); + kfree(fw_work); return ret; } return 0; diff --git a/trunk/drivers/block/pktcdvd.c b/trunk/drivers/block/pktcdvd.c index 59e5982a5db3..c0233efabeba 100644 --- a/trunk/drivers/block/pktcdvd.c +++ b/trunk/drivers/block/pktcdvd.c @@ -1188,7 +1188,7 @@ static void pkt_count_states(struct pktcdvd_device *pd, int *states) struct packet_data *pkt; int i; - for (i = 0; i <= PACKET_NUM_STATES; i++) + for (i = 0; i < PACKET_NUM_STATES; i++) states[i] = 0; spin_lock(&pd->cdrw.active_list_lock); diff --git a/trunk/drivers/char/Kconfig b/trunk/drivers/char/Kconfig index fdf4370db994..970f70d498f4 100644 --- a/trunk/drivers/char/Kconfig +++ b/trunk/drivers/char/Kconfig @@ -735,7 +735,7 @@ config SGI_IP27_RTC config GEN_RTC tristate "Generic /dev/rtc emulation" - depends on RTC!=y && !IA64 && !ARM && !PPC64 && !M32R && !SPARC32 && !SPARC64 + depends on RTC!=y && !IA64 && !ARM && !M32R && !SPARC32 && !SPARC64 ---help--- If you say Y here and create a character special file /dev/rtc with major number 10 and minor number 135 using mknod ("man mknod"), you diff --git a/trunk/drivers/char/agp/uninorth-agp.c b/trunk/drivers/char/agp/uninorth-agp.c index c8255312b8c1..50947e38501a 100644 --- a/trunk/drivers/char/agp/uninorth-agp.c +++ b/trunk/drivers/char/agp/uninorth-agp.c @@ -557,6 +557,10 @@ static struct agp_device_ids uninorth_agp_device_ids[] __devinitdata = { .device_id = PCI_DEVICE_ID_APPLE_U3H_AGP, .chipset_name = "U3H", }, + { + .device_id = PCI_DEVICE_ID_APPLE_IPID2_AGP, + .chipset_name = "UniNorth/Intrepid2", + }, }; static int __devinit agp_uninorth_probe(struct pci_dev *pdev, diff --git a/trunk/drivers/char/pcmcia/Kconfig b/trunk/drivers/char/pcmcia/Kconfig index d22bfdc13563..27c1179ee527 100644 --- a/trunk/drivers/char/pcmcia/Kconfig +++ b/trunk/drivers/char/pcmcia/Kconfig @@ -18,5 +18,29 @@ config SYNCLINK_CS The module will be called synclinkmp. If you want to do that, say M here. +config CARDMAN_4000 + tristate "Omnikey Cardman 4000 support" + depends on PCMCIA + help + Enable support for the Omnikey Cardman 4000 PCMCIA Smartcard + reader. + + This kernel driver requires additional userspace support, either + by the vendor-provided PC/SC ifd_handler (http://www.omnikey.com/), + or via the cm4000 backend of OpenCT (http://www.opensc.com/). + +config CARDMAN_4040 + tristate "Omnikey CardMan 4040 support" + depends on PCMCIA + help + Enable support for the Omnikey CardMan 4040 PCMCIA Smartcard + reader. + + This card is basically a USB CCID device connected to a FIFO + in I/O space. To use the kernel driver, you will need either the + PC/SC ifdhandler provided from the Omnikey homepage + (http://www.omnikey.com/), or a current development version of OpenCT + (http://www.opensc.org/). + endmenu diff --git a/trunk/drivers/char/pcmcia/Makefile b/trunk/drivers/char/pcmcia/Makefile index 1fcd4c591958..0aae20985d57 100644 --- a/trunk/drivers/char/pcmcia/Makefile +++ b/trunk/drivers/char/pcmcia/Makefile @@ -5,3 +5,5 @@ # obj-$(CONFIG_SYNCLINK_CS) += synclink_cs.o +obj-$(CONFIG_CARDMAN_4000) += cm4000_cs.o +obj-$(CONFIG_CARDMAN_4040) += cm4040_cs.o diff --git a/trunk/drivers/char/pcmcia/cm4000_cs.c b/trunk/drivers/char/pcmcia/cm4000_cs.c new file mode 100644 index 000000000000..ef011ef5dc46 --- /dev/null +++ b/trunk/drivers/char/pcmcia/cm4000_cs.c @@ -0,0 +1,2078 @@ + /* + * A driver for the PCMCIA Smartcard Reader "Omnikey CardMan Mobile 4000" + * + * cm4000_cs.c support.linux@omnikey.com + * + * Tue Oct 23 11:32:43 GMT 2001 herp - cleaned up header files + * Sun Jan 20 10:11:15 MET 2002 herp - added modversion header files + * Thu Nov 14 16:34:11 GMT 2002 mh - added PPS functionality + * Tue Nov 19 16:36:27 GMT 2002 mh - added SUSPEND/RESUME functionailty + * Wed Jul 28 12:55:01 CEST 2004 mh - kernel 2.6 adjustments + * + * current version: 2.4.0gm4 + * + * (C) 2000,2001,2002,2003,2004 Omnikey AG + * + * (C) 2005 Harald Welte + * - Adhere to Kernel CodingStyle + * - Port to 2.6.13 "new" style PCMCIA + * - Check for copy_{from,to}_user return values + * - Use nonseekable_open() + * + * All rights reserved. Licensed under dual BSD/GPL license. + */ + +/* #define PCMCIA_DEBUG 6 */ + +#include +#include +#include +#include +#include +#include +#include +#include + +#include +#include +#include +#include +#include +#include + +#include + +/* #define ATR_CSUM */ + +#ifdef PCMCIA_DEBUG +#define reader_to_dev(x) (&handle_to_dev(x->link.handle)) +static int pc_debug = PCMCIA_DEBUG; +module_param(pc_debug, int, 0600); +#define DEBUGP(n, rdr, x, args...) do { \ + if (pc_debug >= (n)) \ + dev_printk(KERN_DEBUG, reader_to_dev(rdr), "%s:" x, \ + __FUNCTION__ , ## args); \ + } while (0) +#else +#define DEBUGP(n, rdr, x, args...) +#endif +static char *version = "cm4000_cs.c v2.4.0gm5 - All bugs added by Harald Welte"; + +#define T_1SEC (HZ) +#define T_10MSEC msecs_to_jiffies(10) +#define T_20MSEC msecs_to_jiffies(20) +#define T_40MSEC msecs_to_jiffies(40) +#define T_50MSEC msecs_to_jiffies(50) +#define T_100MSEC msecs_to_jiffies(100) +#define T_500MSEC msecs_to_jiffies(500) + +static void cm4000_detach(dev_link_t *link); +static void cm4000_release(dev_link_t *link); + +static int major; /* major number we get from the kernel */ + +/* note: the first state has to have number 0 always */ + +#define M_FETCH_ATR 0 +#define M_TIMEOUT_WAIT 1 +#define M_READ_ATR_LEN 2 +#define M_READ_ATR 3 +#define M_ATR_PRESENT 4 +#define M_BAD_CARD 5 +#define M_CARDOFF 6 + +#define LOCK_IO 0 +#define LOCK_MONITOR 1 + +#define IS_AUTOPPS_ACT 6 +#define IS_PROCBYTE_PRESENT 7 +#define IS_INVREV 8 +#define IS_ANY_T0 9 +#define IS_ANY_T1 10 +#define IS_ATR_PRESENT 11 +#define IS_ATR_VALID 12 +#define IS_CMM_ABSENT 13 +#define IS_BAD_LENGTH 14 +#define IS_BAD_CSUM 15 +#define IS_BAD_CARD 16 + +#define REG_FLAGS0(x) (x + 0) +#define REG_FLAGS1(x) (x + 1) +#define REG_NUM_BYTES(x) (x + 2) +#define REG_BUF_ADDR(x) (x + 3) +#define REG_BUF_DATA(x) (x + 4) +#define REG_NUM_SEND(x) (x + 5) +#define REG_BAUDRATE(x) (x + 6) +#define REG_STOPBITS(x) (x + 7) + +struct cm4000_dev { + dev_link_t link; /* pcmcia link */ + dev_node_t node; /* OS node (major,minor) */ + + unsigned char atr[MAX_ATR]; + unsigned char rbuf[512]; + unsigned char sbuf[512]; + + wait_queue_head_t devq; /* when removing cardman must not be + zeroed! */ + + wait_queue_head_t ioq; /* if IO is locked, wait on this Q */ + wait_queue_head_t atrq; /* wait for ATR valid */ + wait_queue_head_t readq; /* used by write to wake blk.read */ + + /* warning: do not move this fields. + * initialising to zero depends on it - see ZERO_DEV below. */ + unsigned char atr_csum; + unsigned char atr_len_retry; + unsigned short atr_len; + unsigned short rlen; /* bytes avail. after write */ + unsigned short rpos; /* latest read pos. write zeroes */ + unsigned char procbyte; /* T=0 procedure byte */ + unsigned char mstate; /* state of card monitor */ + unsigned char cwarn; /* slow down warning */ + unsigned char flags0; /* cardman IO-flags 0 */ + unsigned char flags1; /* cardman IO-flags 1 */ + unsigned int mdelay; /* variable monitor speeds, in jiffies */ + + unsigned int baudv; /* baud value for speed */ + unsigned char ta1; + unsigned char proto; /* T=0, T=1, ... */ + unsigned long flags; /* lock+flags (MONITOR,IO,ATR) * for concurrent + access */ + + unsigned char pts[4]; + + struct timer_list timer; /* used to keep monitor running */ + int monitor_running; +}; + +#define ZERO_DEV(dev) \ + memset(&dev->atr_csum,0, \ + sizeof(struct cm4000_dev) - \ + /*link*/ sizeof(dev_link_t) - \ + /*node*/ sizeof(dev_node_t) - \ + /*atr*/ MAX_ATR*sizeof(char) - \ + /*rbuf*/ 512*sizeof(char) - \ + /*sbuf*/ 512*sizeof(char) - \ + /*queue*/ 4*sizeof(wait_queue_head_t)) + +static dev_info_t dev_info = MODULE_NAME; +static dev_link_t *dev_table[CM4000_MAX_DEV]; + +/* This table doesn't use spaces after the comma between fields and thus + * violates CodingStyle. However, I don't really think wrapping it around will + * make it any clearer to read -HW */ +static unsigned char fi_di_table[10][14] = { +/*FI 00 01 02 03 04 05 06 07 08 09 10 11 12 13 */ +/*DI */ +/* 0 */ {0x11,0x11,0x11,0x11,0x11,0x11,0x11,0x11,0x11,0x11,0x11,0x11,0x11,0x11}, +/* 1 */ {0x01,0x11,0x11,0x11,0x11,0x11,0x11,0x11,0x11,0x91,0x11,0x11,0x11,0x11}, +/* 2 */ {0x02,0x12,0x22,0x32,0x11,0x11,0x11,0x11,0x11,0x92,0xA2,0xB2,0x11,0x11}, +/* 3 */ {0x03,0x13,0x23,0x33,0x43,0x53,0x63,0x11,0x11,0x93,0xA3,0xB3,0xC3,0xD3}, +/* 4 */ {0x04,0x14,0x24,0x34,0x44,0x54,0x64,0x11,0x11,0x94,0xA4,0xB4,0xC4,0xD4}, +/* 5 */ {0x00,0x15,0x25,0x35,0x45,0x55,0x65,0x11,0x11,0x95,0xA5,0xB5,0xC5,0xD5}, +/* 6 */ {0x06,0x16,0x26,0x36,0x46,0x56,0x66,0x11,0x11,0x96,0xA6,0xB6,0xC6,0xD6}, +/* 7 */ {0x11,0x11,0x11,0x11,0x11,0x11,0x11,0x11,0x11,0x11,0x11,0x11,0x11,0x11}, +/* 8 */ {0x08,0x11,0x28,0x38,0x48,0x58,0x68,0x11,0x11,0x98,0xA8,0xB8,0xC8,0xD8}, +/* 9 */ {0x09,0x19,0x29,0x39,0x49,0x59,0x69,0x11,0x11,0x99,0xA9,0xB9,0xC9,0xD9} +}; + +#ifndef PCMCIA_DEBUG +#define xoutb outb +#define xinb inb +#else +static inline void xoutb(unsigned char val, unsigned short port) +{ + if (pc_debug >= 7) + printk(KERN_DEBUG "outb(val=%.2x,port=%.4x)\n", val, port); + outb(val, port); +} +static inline unsigned char xinb(unsigned short port) +{ + unsigned char val; + + val = inb(port); + if (pc_debug >= 7) + printk(KERN_DEBUG "%.2x=inb(%.4x)\n", val, port); + + return val; +} +#endif + +#define b_0000 15 +#define b_0001 14 +#define b_0010 13 +#define b_0011 12 +#define b_0100 11 +#define b_0101 10 +#define b_0110 9 +#define b_0111 8 +#define b_1000 7 +#define b_1001 6 +#define b_1010 5 +#define b_1011 4 +#define b_1100 3 +#define b_1101 2 +#define b_1110 1 +#define b_1111 0 + +static unsigned char irtab[16] = { + b_0000, b_1000, b_0100, b_1100, + b_0010, b_1010, b_0110, b_1110, + b_0001, b_1001, b_0101, b_1101, + b_0011, b_1011, b_0111, b_1111 +}; + +static void str_invert_revert(unsigned char *b, int len) +{ + int i; + + for (i = 0; i < len; i++) + b[i] = (irtab[b[i] & 0x0f] << 4) | irtab[b[i] >> 4]; +} + +static unsigned char invert_revert(unsigned char ch) +{ + return (irtab[ch & 0x0f] << 4) | irtab[ch >> 4]; +} + +#define ATRLENCK(dev,pos) \ + if (pos>=dev->atr_len || pos>=MAX_ATR) \ + goto return_0; + +static unsigned int calc_baudv(unsigned char fidi) +{ + unsigned int wcrcf, wbrcf, fi_rfu, di_rfu; + + fi_rfu = 372; + di_rfu = 1; + + /* FI */ + switch ((fidi >> 4) & 0x0F) { + case 0x00: + wcrcf = 372; + break; + case 0x01: + wcrcf = 372; + break; + case 0x02: + wcrcf = 558; + break; + case 0x03: + wcrcf = 744; + break; + case 0x04: + wcrcf = 1116; + break; + case 0x05: + wcrcf = 1488; + break; + case 0x06: + wcrcf = 1860; + break; + case 0x07: + wcrcf = fi_rfu; + break; + case 0x08: + wcrcf = fi_rfu; + break; + case 0x09: + wcrcf = 512; + break; + case 0x0A: + wcrcf = 768; + break; + case 0x0B: + wcrcf = 1024; + break; + case 0x0C: + wcrcf = 1536; + break; + case 0x0D: + wcrcf = 2048; + break; + default: + wcrcf = fi_rfu; + break; + } + + /* DI */ + switch (fidi & 0x0F) { + case 0x00: + wbrcf = di_rfu; + break; + case 0x01: + wbrcf = 1; + break; + case 0x02: + wbrcf = 2; + break; + case 0x03: + wbrcf = 4; + break; + case 0x04: + wbrcf = 8; + break; + case 0x05: + wbrcf = 16; + break; + case 0x06: + wbrcf = 32; + break; + case 0x07: + wbrcf = di_rfu; + break; + case 0x08: + wbrcf = 12; + break; + case 0x09: + wbrcf = 20; + break; + default: + wbrcf = di_rfu; + break; + } + + return (wcrcf / wbrcf); +} + +static unsigned short io_read_num_rec_bytes(ioaddr_t iobase, unsigned short *s) +{ + unsigned short tmp; + + tmp = *s = 0; + do { + *s = tmp; + tmp = inb(REG_NUM_BYTES(iobase)) | + (inb(REG_FLAGS0(iobase)) & 4 ? 0x100 : 0); + } while (tmp != *s); + + return *s; +} + +static int parse_atr(struct cm4000_dev *dev) +{ + unsigned char any_t1, any_t0; + unsigned char ch, ifno; + int ix, done; + + DEBUGP(3, dev, "-> parse_atr: dev->atr_len = %i\n", dev->atr_len); + + if (dev->atr_len < 3) { + DEBUGP(5, dev, "parse_atr: atr_len < 3\n"); + return 0; + } + + if (dev->atr[0] == 0x3f) + set_bit(IS_INVREV, &dev->flags); + else + clear_bit(IS_INVREV, &dev->flags); + ix = 1; + ifno = 1; + ch = dev->atr[1]; + dev->proto = 0; /* XXX PROTO */ + any_t1 = any_t0 = done = 0; + dev->ta1 = 0x11; /* defaults to 9600 baud */ + do { + if (ifno == 1 && (ch & 0x10)) { + /* read first interface byte and TA1 is present */ + dev->ta1 = dev->atr[2]; + DEBUGP(5, dev, "Card says FiDi is 0x%.2x\n", dev->ta1); + ifno++; + } else if ((ifno == 2) && (ch & 0x10)) { /* TA(2) */ + dev->ta1 = 0x11; + ifno++; + } + + DEBUGP(5, dev, "Yi=%.2x\n", ch & 0xf0); + ix += ((ch & 0x10) >> 4) /* no of int.face chars */ + +((ch & 0x20) >> 5) + + ((ch & 0x40) >> 6) + + ((ch & 0x80) >> 7); + /* ATRLENCK(dev,ix); */ + if (ch & 0x80) { /* TDi */ + ch = dev->atr[ix]; + if ((ch & 0x0f)) { + any_t1 = 1; + DEBUGP(5, dev, "card is capable of T=1\n"); + } else { + any_t0 = 1; + DEBUGP(5, dev, "card is capable of T=0\n"); + } + } else + done = 1; + } while (!done); + + DEBUGP(5, dev, "ix=%d noHist=%d any_t1=%d\n", + ix, dev->atr[1] & 15, any_t1); + if (ix + 1 + (dev->atr[1] & 0x0f) + any_t1 != dev->atr_len) { + DEBUGP(5, dev, "length error\n"); + return 0; + } + if (any_t0) + set_bit(IS_ANY_T0, &dev->flags); + + if (any_t1) { /* compute csum */ + dev->atr_csum = 0; +#ifdef ATR_CSUM + for (i = 1; i < dev->atr_len; i++) + dev->atr_csum ^= dev->atr[i]; + if (dev->atr_csum) { + set_bit(IS_BAD_CSUM, &dev->flags); + DEBUGP(5, dev, "bad checksum\n"); + goto return_0; + } +#endif + if (any_t0 == 0) + dev->proto = 1; /* XXX PROTO */ + set_bit(IS_ANY_T1, &dev->flags); + } + + return 1; +} + +struct card_fixup { + char atr[12]; + u_int8_t atr_len; + u_int8_t stopbits; +}; + +static struct card_fixup card_fixups[] = { + { /* ACOS */ + .atr = { 0x3b, 0xb3, 0x11, 0x00, 0x00, 0x41, 0x01 }, + .atr_len = 7, + .stopbits = 0x03, + }, + { /* Motorola */ + .atr = {0x3b, 0x76, 0x13, 0x00, 0x00, 0x80, 0x62, 0x07, + 0x41, 0x81, 0x81 }, + .atr_len = 11, + .stopbits = 0x04, + }, +}; + +static void set_cardparameter(struct cm4000_dev *dev) +{ + int i; + ioaddr_t iobase = dev->link.io.BasePort1; + u_int8_t stopbits = 0x02; /* ISO default */ + + DEBUGP(3, dev, "-> set_cardparameter\n"); + + dev->flags1 = dev->flags1 | (((dev->baudv - 1) & 0x0100) >> 8); + xoutb(dev->flags1, REG_FLAGS1(iobase)); + DEBUGP(5, dev, "flags1 = 0x%02x\n", dev->flags1); + + /* set baudrate */ + xoutb((unsigned char)((dev->baudv - 1) & 0xFF), REG_BAUDRATE(iobase)); + + DEBUGP(5, dev, "baudv = %i -> write 0x%02x\n", dev->baudv, + ((dev->baudv - 1) & 0xFF)); + + /* set stopbits */ + for (i = 0; i < ARRAY_SIZE(card_fixups); i++) { + if (!memcmp(dev->atr, card_fixups[i].atr, + card_fixups[i].atr_len)) + stopbits = card_fixups[i].stopbits; + } + xoutb(stopbits, REG_STOPBITS(iobase)); + + DEBUGP(3, dev, "<- set_cardparameter\n"); +} + +static int set_protocol(struct cm4000_dev *dev, struct ptsreq *ptsreq) +{ + + unsigned long tmp, i; + unsigned short num_bytes_read; + unsigned char pts_reply[4]; + ssize_t rc; + ioaddr_t iobase = dev->link.io.BasePort1; + + rc = 0; + + DEBUGP(3, dev, "-> set_protocol\n"); + DEBUGP(5, dev, "ptsreq->Protocol = 0x%.8x, ptsreq->Flags=0x%.8x, " + "ptsreq->pts1=0x%.2x, ptsreq->pts2=0x%.2x, " + "ptsreq->pts3=0x%.2x\n", (unsigned int)ptsreq->protocol, + (unsigned int)ptsreq->flags, ptsreq->pts1, ptsreq->pts2, + ptsreq->pts3); + + /* Fill PTS structure */ + dev->pts[0] = 0xff; + dev->pts[1] = 0x00; + tmp = ptsreq->protocol; + while ((tmp = (tmp >> 1)) > 0) + dev->pts[1]++; + dev->proto = dev->pts[1]; /* Set new protocol */ + dev->pts[1] = (0x01 << 4) | (dev->pts[1]); + + /* Correct Fi/Di according to CM4000 Fi/Di table */ + DEBUGP(5, dev, "Ta(1) from ATR is 0x%.2x\n", dev->ta1); + /* set Fi/Di according to ATR TA(1) */ + dev->pts[2] = fi_di_table[dev->ta1 & 0x0F][(dev->ta1 >> 4) & 0x0F]; + + /* Calculate PCK character */ + dev->pts[3] = dev->pts[0] ^ dev->pts[1] ^ dev->pts[2]; + + DEBUGP(5, dev, "pts0=%.2x, pts1=%.2x, pts2=%.2x, pts3=%.2x\n", + dev->pts[0], dev->pts[1], dev->pts[2], dev->pts[3]); + + /* check card convention */ + if (test_bit(IS_INVREV, &dev->flags)) + str_invert_revert(dev->pts, 4); + + /* reset SM */ + xoutb(0x80, REG_FLAGS0(iobase)); + + /* Enable access to the message buffer */ + DEBUGP(5, dev, "Enable access to the messages buffer\n"); + dev->flags1 = 0x20 /* T_Active */ + | (test_bit(IS_INVREV, &dev->flags) ? 0x02 : 0x00) /* inv parity */ + | ((dev->baudv >> 8) & 0x01); /* MSB-baud */ + xoutb(dev->flags1, REG_FLAGS1(iobase)); + + DEBUGP(5, dev, "Enable message buffer -> flags1 = 0x%.2x\n", + dev->flags1); + + /* write challenge to the buffer */ + DEBUGP(5, dev, "Write challenge to buffer: "); + for (i = 0; i < 4; i++) { + xoutb(i, REG_BUF_ADDR(iobase)); + xoutb(dev->pts[i], REG_BUF_DATA(iobase)); /* buf data */ +#ifdef PCMCIA_DEBUG + if (pc_debug >= 5) + printk("0x%.2x ", dev->pts[i]); + } + if (pc_debug >= 5) + printk("\n"); +#else + } +#endif + + /* set number of bytes to write */ + DEBUGP(5, dev, "Set number of bytes to write\n"); + xoutb(0x04, REG_NUM_SEND(iobase)); + + /* Trigger CARDMAN CONTROLLER */ + xoutb(0x50, REG_FLAGS0(iobase)); + + /* Monitor progress */ + /* wait for xmit done */ + DEBUGP(5, dev, "Waiting for NumRecBytes getting valid\n"); + + for (i = 0; i < 100; i++) { + if (inb(REG_FLAGS0(iobase)) & 0x08) { + DEBUGP(5, dev, "NumRecBytes is valid\n"); + break; + } + mdelay(10); + } + if (i == 100) { + DEBUGP(5, dev, "Timeout waiting for NumRecBytes getting " + "valid\n"); + rc = -EIO; + goto exit_setprotocol; + } + + DEBUGP(5, dev, "Reading NumRecBytes\n"); + for (i = 0; i < 100; i++) { + io_read_num_rec_bytes(iobase, &num_bytes_read); + if (num_bytes_read >= 4) { + DEBUGP(2, dev, "NumRecBytes = %i\n", num_bytes_read); + break; + } + mdelay(10); + } + + /* check whether it is a short PTS reply? */ + if (num_bytes_read == 3) + i = 0; + + if (i == 100) { + DEBUGP(5, dev, "Timeout reading num_bytes_read\n"); + rc = -EIO; + goto exit_setprotocol; + } + + DEBUGP(5, dev, "Reset the CARDMAN CONTROLLER\n"); + xoutb(0x80, REG_FLAGS0(iobase)); + + /* Read PPS reply */ + DEBUGP(5, dev, "Read PPS reply\n"); + for (i = 0; i < num_bytes_read; i++) { + xoutb(i, REG_BUF_ADDR(iobase)); + pts_reply[i] = inb(REG_BUF_DATA(iobase)); + } + +#ifdef PCMCIA_DEBUG + DEBUGP(2, dev, "PTSreply: "); + for (i = 0; i < num_bytes_read; i++) { + if (pc_debug >= 5) + printk("0x%.2x ", pts_reply[i]); + } + printk("\n"); +#endif /* PCMCIA_DEBUG */ + + DEBUGP(5, dev, "Clear Tactive in Flags1\n"); + xoutb(0x20, REG_FLAGS1(iobase)); + + /* Compare ptsreq and ptsreply */ + if ((dev->pts[0] == pts_reply[0]) && + (dev->pts[1] == pts_reply[1]) && + (dev->pts[2] == pts_reply[2]) && (dev->pts[3] == pts_reply[3])) { + /* setcardparameter according to PPS */ + dev->baudv = calc_baudv(dev->pts[2]); + set_cardparameter(dev); + } else if ((dev->pts[0] == pts_reply[0]) && + ((dev->pts[1] & 0xef) == pts_reply[1]) && + ((pts_reply[0] ^ pts_reply[1]) == pts_reply[2])) { + /* short PTS reply, set card parameter to default values */ + dev->baudv = calc_baudv(0x11); + set_cardparameter(dev); + } else + rc = -EIO; + +exit_setprotocol: + DEBUGP(3, dev, "<- set_protocol\n"); + return rc; +} + +static int io_detect_cm4000(ioaddr_t iobase, struct cm4000_dev *dev) +{ + + /* note: statemachine is assumed to be reset */ + if (inb(REG_FLAGS0(iobase)) & 8) { + clear_bit(IS_ATR_VALID, &dev->flags); + set_bit(IS_CMM_ABSENT, &dev->flags); + return 0; /* detect CMM = 1 -> failure */ + } + /* xoutb(0x40, REG_FLAGS1(iobase)); detectCMM */ + xoutb(dev->flags1 | 0x40, REG_FLAGS1(iobase)); + if ((inb(REG_FLAGS0(iobase)) & 8) == 0) { + clear_bit(IS_ATR_VALID, &dev->flags); + set_bit(IS_CMM_ABSENT, &dev->flags); + return 0; /* detect CMM=0 -> failure */ + } + /* clear detectCMM again by restoring original flags1 */ + xoutb(dev->flags1, REG_FLAGS1(iobase)); + return 1; +} + +static void terminate_monitor(struct cm4000_dev *dev) +{ + + /* tell the monitor to stop and wait until + * it terminates. + */ + DEBUGP(3, dev, "-> terminate_monitor\n"); + wait_event_interruptible(dev->devq, + test_and_set_bit(LOCK_MONITOR, + (void *)&dev->flags)); + + /* now, LOCK_MONITOR has been set. + * allow a last cycle in the monitor. + * the monitor will indicate that it has + * finished by clearing this bit. + */ + DEBUGP(5, dev, "Now allow last cycle of monitor!\n"); + while (test_bit(LOCK_MONITOR, (void *)&dev->flags)) + msleep(25); + + DEBUGP(5, dev, "Delete timer\n"); + del_timer_sync(&dev->timer); +#ifdef PCMCIA_DEBUG + dev->monitor_running = 0; +#endif + + DEBUGP(3, dev, "<- terminate_monitor\n"); +} + +/* + * monitor the card every 50msec. as a side-effect, retrieve the + * atr once a card is inserted. another side-effect of retrieving the + * atr is that the card will be powered on, so there is no need to + * power on the card explictely from the application: the driver + * is already doing that for you. + */ + +static void monitor_card(unsigned long p) +{ + struct cm4000_dev *dev = (struct cm4000_dev *) p; + ioaddr_t iobase = dev->link.io.BasePort1; + unsigned short s; + struct ptsreq ptsreq; + int i, atrc; + + DEBUGP(7, dev, "-> monitor_card\n"); + + /* if someone has set the lock for us: we're done! */ + if (test_and_set_bit(LOCK_MONITOR, &dev->flags)) { + DEBUGP(4, dev, "About to stop monitor\n"); + /* no */ + dev->rlen = + dev->rpos = + dev->atr_csum = dev->atr_len_retry = dev->cwarn = 0; + dev->mstate = M_FETCH_ATR; + clear_bit(LOCK_MONITOR, &dev->flags); + /* close et al. are sleeping on devq, so wake it */ + wake_up_interruptible(&dev->devq); + DEBUGP(2, dev, "<- monitor_card (we are done now)\n"); + return; + } + + /* try to lock io: if it is already locked, just add another timer */ + if (test_and_set_bit(LOCK_IO, (void *)&dev->flags)) { + DEBUGP(4, dev, "Couldn't get IO lock\n"); + goto return_with_timer; + } + + /* is a card/a reader inserted at all ? */ + dev->flags0 = xinb(REG_FLAGS0(iobase)); + DEBUGP(7, dev, "dev->flags0 = 0x%2x\n", dev->flags0); + DEBUGP(7, dev, "smartcard present: %s\n", + dev->flags0 & 1 ? "yes" : "no"); + DEBUGP(7, dev, "cardman present: %s\n", + dev->flags0 == 0xff ? "no" : "yes"); + + if ((dev->flags0 & 1) == 0 /* no smartcard inserted */ + || dev->flags0 == 0xff) { /* no cardman inserted */ + /* no */ + dev->rlen = + dev->rpos = + dev->atr_csum = dev->atr_len_retry = dev->cwarn = 0; + dev->mstate = M_FETCH_ATR; + + dev->flags &= 0x000000ff; /* only keep IO and MONITOR locks */ + + if (dev->flags0 == 0xff) { + DEBUGP(4, dev, "set IS_CMM_ABSENT bit\n"); + set_bit(IS_CMM_ABSENT, &dev->flags); + } else if (test_bit(IS_CMM_ABSENT, &dev->flags)) { + DEBUGP(4, dev, "clear IS_CMM_ABSENT bit " + "(card is removed)\n"); + clear_bit(IS_CMM_ABSENT, &dev->flags); + } + + goto release_io; + } else if ((dev->flags0 & 1) && test_bit(IS_CMM_ABSENT, &dev->flags)) { + /* cardman and card present but cardman was absent before + * (after suspend with inserted card) */ + DEBUGP(4, dev, "clear IS_CMM_ABSENT bit (card is inserted)\n"); + clear_bit(IS_CMM_ABSENT, &dev->flags); + } + + if (test_bit(IS_ATR_VALID, &dev->flags) == 1) { + DEBUGP(7, dev, "believe ATR is already valid (do nothing)\n"); + goto release_io; + } + + switch (dev->mstate) { + unsigned char flags0; + case M_CARDOFF: + DEBUGP(4, dev, "M_CARDOFF\n"); + flags0 = inb(REG_FLAGS0(iobase)); + if (flags0 & 0x02) { + /* wait until Flags0 indicate power is off */ + dev->mdelay = T_10MSEC; + } else { + /* Flags0 indicate power off and no card inserted now; + * Reset CARDMAN CONTROLLER */ + xoutb(0x80, REG_FLAGS0(iobase)); + + /* prepare for fetching ATR again: after card off ATR + * is read again automatically */ + dev->rlen = + dev->rpos = + dev->atr_csum = + dev->atr_len_retry = dev->cwarn = 0; + dev->mstate = M_FETCH_ATR; + + /* minimal gap between CARDOFF and read ATR is 50msec */ + dev->mdelay = T_50MSEC; + } + break; + case M_FETCH_ATR: + DEBUGP(4, dev, "M_FETCH_ATR\n"); + xoutb(0x80, REG_FLAGS0(iobase)); + DEBUGP(4, dev, "Reset BAUDV to 9600\n"); + dev->baudv = 0x173; /* 9600 */ + xoutb(0x02, REG_STOPBITS(iobase)); /* stopbits=2 */ + xoutb(0x73, REG_BAUDRATE(iobase)); /* baud value */ + xoutb(0x21, REG_FLAGS1(iobase)); /* T_Active=1, baud + value */ + /* warm start vs. power on: */ + xoutb(dev->flags0 & 2 ? 0x46 : 0x44, REG_FLAGS0(iobase)); + dev->mdelay = T_40MSEC; + dev->mstate = M_TIMEOUT_WAIT; + break; + case M_TIMEOUT_WAIT: + DEBUGP(4, dev, "M_TIMEOUT_WAIT\n"); + /* numRecBytes */ + io_read_num_rec_bytes(iobase, &dev->atr_len); + dev->mdelay = T_10MSEC; + dev->mstate = M_READ_ATR_LEN; + break; + case M_READ_ATR_LEN: + DEBUGP(4, dev, "M_READ_ATR_LEN\n"); + /* infinite loop possible, since there is no timeout */ + +#define MAX_ATR_LEN_RETRY 100 + + if (dev->atr_len == io_read_num_rec_bytes(iobase, &s)) { + if (dev->atr_len_retry++ >= MAX_ATR_LEN_RETRY) { /* + XX msec */ + dev->mdelay = T_10MSEC; + dev->mstate = M_READ_ATR; + } + } else { + dev->atr_len = s; + dev->atr_len_retry = 0; /* set new timeout */ + } + + DEBUGP(4, dev, "Current ATR_LEN = %i\n", dev->atr_len); + break; + case M_READ_ATR: + DEBUGP(4, dev, "M_READ_ATR\n"); + xoutb(0x80, REG_FLAGS0(iobase)); /* reset SM */ + for (i = 0; i < dev->atr_len; i++) { + xoutb(i, REG_BUF_ADDR(iobase)); + dev->atr[i] = inb(REG_BUF_DATA(iobase)); + } + /* Deactivate T_Active flags */ + DEBUGP(4, dev, "Deactivate T_Active flags\n"); + dev->flags1 = 0x01; + xoutb(dev->flags1, REG_FLAGS1(iobase)); + + /* atr is present (which doesnt mean it's valid) */ + set_bit(IS_ATR_PRESENT, &dev->flags); + if (dev->atr[0] == 0x03) + str_invert_revert(dev->atr, dev->atr_len); + atrc = parse_atr(dev); + if (atrc == 0) { /* atr invalid */ + dev->mdelay = 0; + dev->mstate = M_BAD_CARD; + } else { + dev->mdelay = T_50MSEC; + dev->mstate = M_ATR_PRESENT; + set_bit(IS_ATR_VALID, &dev->flags); + } + + if (test_bit(IS_ATR_VALID, &dev->flags) == 1) { + DEBUGP(4, dev, "monitor_card: ATR valid\n"); + /* if ta1 == 0x11, no PPS necessary (default values) */ + /* do not do PPS with multi protocol cards */ + if ((test_bit(IS_AUTOPPS_ACT, &dev->flags) == 0) && + (dev->ta1 != 0x11) && + !(test_bit(IS_ANY_T0, &dev->flags) && + test_bit(IS_ANY_T1, &dev->flags))) { + DEBUGP(4, dev, "Perform AUTOPPS\n"); + set_bit(IS_AUTOPPS_ACT, &dev->flags); + ptsreq.protocol = ptsreq.protocol = + (0x01 << dev->proto); + ptsreq.flags = 0x01; + ptsreq.pts1 = 0x00; + ptsreq.pts2 = 0x00; + ptsreq.pts3 = 0x00; + if (set_protocol(dev, &ptsreq) == 0) { + DEBUGP(4, dev, "AUTOPPS ret SUCC\n"); + clear_bit(IS_AUTOPPS_ACT, &dev->flags); + wake_up_interruptible(&dev->atrq); + } else { + DEBUGP(4, dev, "AUTOPPS failed: " + "repower using defaults\n"); + /* prepare for repowering */ + clear_bit(IS_ATR_PRESENT, &dev->flags); + clear_bit(IS_ATR_VALID, &dev->flags); + dev->rlen = + dev->rpos = + dev->atr_csum = + dev->atr_len_retry = dev->cwarn = 0; + dev->mstate = M_FETCH_ATR; + + dev->mdelay = T_50MSEC; + } + } else { + /* for cards which use slightly different + * params (extra guard time) */ + set_cardparameter(dev); + if (test_bit(IS_AUTOPPS_ACT, &dev->flags) == 1) + DEBUGP(4, dev, "AUTOPPS already active " + "2nd try:use default values\n"); + if (dev->ta1 == 0x11) + DEBUGP(4, dev, "No AUTOPPS necessary " + "TA(1)==0x11\n"); + if (test_bit(IS_ANY_T0, &dev->flags) + && test_bit(IS_ANY_T1, &dev->flags)) + DEBUGP(4, dev, "Do NOT perform AUTOPPS " + "with multiprotocol cards\n"); + clear_bit(IS_AUTOPPS_ACT, &dev->flags); + wake_up_interruptible(&dev->atrq); + } + } else { + DEBUGP(4, dev, "ATR invalid\n"); + wake_up_interruptible(&dev->atrq); + } + break; + case M_BAD_CARD: + DEBUGP(4, dev, "M_BAD_CARD\n"); + /* slow down warning, but prompt immediately after insertion */ + if (dev->cwarn == 0 || dev->cwarn == 10) { + set_bit(IS_BAD_CARD, &dev->flags); + printk(KERN_WARNING MODULE_NAME ": device %s: ", + dev->node.dev_name); + if (test_bit(IS_BAD_CSUM, &dev->flags)) { + DEBUGP(4, dev, "ATR checksum (0x%.2x, should " + "be zero) failed\n", dev->atr_csum); + } +#ifdef PCMCIA_DEBUG + else if (test_bit(IS_BAD_LENGTH, &dev->flags)) { + DEBUGP(4, dev, "ATR length error\n"); + } else { + DEBUGP(4, dev, "card damaged or wrong way " + "inserted\n"); + } +#endif + dev->cwarn = 0; + wake_up_interruptible(&dev->atrq); /* wake open */ + } + dev->cwarn++; + dev->mdelay = T_100MSEC; + dev->mstate = M_FETCH_ATR; + break; + default: + DEBUGP(7, dev, "Unknown action\n"); + break; /* nothing */ + } + +release_io: + DEBUGP(7, dev, "release_io\n"); + clear_bit(LOCK_IO, &dev->flags); + wake_up_interruptible(&dev->ioq); /* whoever needs IO */ + +return_with_timer: + DEBUGP(7, dev, "<- monitor_card (returns with timer)\n"); + dev->timer.expires = jiffies + dev->mdelay; + add_timer(&dev->timer); + clear_bit(LOCK_MONITOR, &dev->flags); +} + +/* Interface to userland (file_operations) */ + +static ssize_t cmm_read(struct file *filp, __user char *buf, size_t count, + loff_t *ppos) +{ + struct cm4000_dev *dev = filp->private_data; + ioaddr_t iobase = dev->link.io.BasePort1; + ssize_t rc; + int i, j, k; + + DEBUGP(2, dev, "-> cmm_read(%s,%d)\n", current->comm, current->pid); + + if (count == 0) /* according to manpage */ + return 0; + + if ((dev->link.state & DEV_PRESENT) == 0 || /* socket removed */ + test_bit(IS_CMM_ABSENT, &dev->flags)) + return -ENODEV; + + if (test_bit(IS_BAD_CSUM, &dev->flags)) + return -EIO; + + /* also see the note about this in cmm_write */ + if (wait_event_interruptible + (dev->atrq, + ((filp->f_flags & O_NONBLOCK) + || (test_bit(IS_ATR_PRESENT, (void *)&dev->flags) != 0)))) { + if (filp->f_flags & O_NONBLOCK) + return -EAGAIN; + return -ERESTARTSYS; + } + + if (test_bit(IS_ATR_VALID, &dev->flags) == 0) + return -EIO; + + /* this one implements blocking IO */ + if (wait_event_interruptible + (dev->readq, + ((filp->f_flags & O_NONBLOCK) || (dev->rpos < dev->rlen)))) { + if (filp->f_flags & O_NONBLOCK) + return -EAGAIN; + return -ERESTARTSYS; + } + + /* lock io */ + if (wait_event_interruptible + (dev->ioq, + ((filp->f_flags & O_NONBLOCK) + || (test_and_set_bit(LOCK_IO, (void *)&dev->flags) == 0)))) { + if (filp->f_flags & O_NONBLOCK) + return -EAGAIN; + return -ERESTARTSYS; + } + + rc = 0; + dev->flags0 = inb(REG_FLAGS0(iobase)); + if ((dev->flags0 & 1) == 0 /* no smartcard inserted */ + || dev->flags0 == 0xff) { /* no cardman inserted */ + clear_bit(IS_ATR_VALID, &dev->flags); + if (dev->flags0 & 1) { + set_bit(IS_CMM_ABSENT, &dev->flags); + rc = -ENODEV; + } + rc = -EIO; + goto release_io; + } + + DEBUGP(4, dev, "begin read answer\n"); + j = min(count, (size_t)(dev->rlen - dev->rpos)); + k = dev->rpos; + if (k + j > 255) + j = 256 - k; + DEBUGP(4, dev, "read1 j=%d\n", j); + for (i = 0; i < j; i++) { + xoutb(k++, REG_BUF_ADDR(iobase)); + dev->rbuf[i] = xinb(REG_BUF_DATA(iobase)); + } + j = min(count, (size_t)(dev->rlen - dev->rpos)); + if (k + j > 255) { + DEBUGP(4, dev, "read2 j=%d\n", j); + dev->flags1 |= 0x10; /* MSB buf addr set */ + xoutb(dev->flags1, REG_FLAGS1(iobase)); + for (; i < j; i++) { + xoutb(k++, REG_BUF_ADDR(iobase)); + dev->rbuf[i] = xinb(REG_BUF_DATA(iobase)); + } + } + + if (dev->proto == 0 && count > dev->rlen - dev->rpos) { + DEBUGP(4, dev, "T=0 and count > buffer\n"); + dev->rbuf[i] = dev->rbuf[i - 1]; + dev->rbuf[i - 1] = dev->procbyte; + j++; + } + count = j; + + dev->rpos = dev->rlen + 1; + + /* Clear T1Active */ + DEBUGP(4, dev, "Clear T1Active\n"); + dev->flags1 &= 0xdf; + xoutb(dev->flags1, REG_FLAGS1(iobase)); + + xoutb(0, REG_FLAGS1(iobase)); /* clear detectCMM */ + /* last check before exit */ + if (!io_detect_cm4000(iobase, dev)) + count = -ENODEV; + + if (test_bit(IS_INVREV, &dev->flags) && count > 0) + str_invert_revert(dev->rbuf, count); + + if (copy_to_user(buf, dev->rbuf, count)) + return -EFAULT; + +release_io: + clear_bit(LOCK_IO, &dev->flags); + wake_up_interruptible(&dev->ioq); + + DEBUGP(2, dev, "<- cmm_read returns: rc = %Zi\n", + (rc < 0 ? rc : count)); + return rc < 0 ? rc : count; +} + +static ssize_t cmm_write(struct file *filp, const char __user *buf, + size_t count, loff_t *ppos) +{ + struct cm4000_dev *dev = (struct cm4000_dev *) filp->private_data; + ioaddr_t iobase = dev->link.io.BasePort1; + unsigned short s; + unsigned char tmp; + unsigned char infolen; + unsigned char sendT0; + unsigned short nsend; + unsigned short nr; + ssize_t rc; + int i; + + DEBUGP(2, dev, "-> cmm_write(%s,%d)\n", current->comm, current->pid); + + if (count == 0) /* according to manpage */ + return 0; + + if (dev->proto == 0 && count < 4) { + /* T0 must have at least 4 bytes */ + DEBUGP(4, dev, "T0 short write\n"); + return -EIO; + } + + nr = count & 0x1ff; /* max bytes to write */ + + sendT0 = dev->proto ? 0 : nr > 5 ? 0x08 : 0; + + if ((dev->link.state & DEV_PRESENT) == 0 || /* socket removed */ + test_bit(IS_CMM_ABSENT, &dev->flags)) + return -ENODEV; + + if (test_bit(IS_BAD_CSUM, &dev->flags)) { + DEBUGP(4, dev, "bad csum\n"); + return -EIO; + } + + /* + * wait for atr to become valid. + * note: it is important to lock this code. if we dont, the monitor + * could be run between test_bit and the the call the sleep on the + * atr-queue. if *then* the monitor detects atr valid, it will wake up + * any process on the atr-queue, *but* since we have been interrupted, + * we do not yet sleep on this queue. this would result in a missed + * wake_up and the calling process would sleep forever (until + * interrupted). also, do *not* restore_flags before sleep_on, because + * this could result in the same situation! + */ + if (wait_event_interruptible + (dev->atrq, + ((filp->f_flags & O_NONBLOCK) + || (test_bit(IS_ATR_PRESENT, (void *)&dev->flags) != 0)))) { + if (filp->f_flags & O_NONBLOCK) + return -EAGAIN; + return -ERESTARTSYS; + } + + if (test_bit(IS_ATR_VALID, &dev->flags) == 0) { /* invalid atr */ + DEBUGP(4, dev, "invalid ATR\n"); + return -EIO; + } + + /* lock io */ + if (wait_event_interruptible + (dev->ioq, + ((filp->f_flags & O_NONBLOCK) + || (test_and_set_bit(LOCK_IO, (void *)&dev->flags) == 0)))) { + if (filp->f_flags & O_NONBLOCK) + return -EAGAIN; + return -ERESTARTSYS; + } + + if (copy_from_user(dev->sbuf, buf, ((count > 512) ? 512 : count))) + return -EFAULT; + + rc = 0; + dev->flags0 = inb(REG_FLAGS0(iobase)); + if ((dev->flags0 & 1) == 0 /* no smartcard inserted */ + || dev->flags0 == 0xff) { /* no cardman inserted */ + clear_bit(IS_ATR_VALID, &dev->flags); + if (dev->flags0 & 1) { + set_bit(IS_CMM_ABSENT, &dev->flags); + rc = -ENODEV; + } else { + DEBUGP(4, dev, "IO error\n"); + rc = -EIO; + } + goto release_io; + } + + xoutb(0x80, REG_FLAGS0(iobase)); /* reset SM */ + + if (!io_detect_cm4000(iobase, dev)) { + rc = -ENODEV; + goto release_io; + } + + /* reflect T=0 send/read mode in flags1 */ + dev->flags1 |= (sendT0); + + set_cardparameter(dev); + + /* dummy read, reset flag procedure received */ + tmp = inb(REG_FLAGS1(iobase)); + + dev->flags1 = 0x20 /* T_Active */ + | (sendT0) + | (test_bit(IS_INVREV, &dev->flags) ? 2 : 0)/* inverse parity */ + | (((dev->baudv - 1) & 0x0100) >> 8); /* MSB-Baud */ + DEBUGP(1, dev, "set dev->flags1 = 0x%.2x\n", dev->flags1); + xoutb(dev->flags1, REG_FLAGS1(iobase)); + + /* xmit data */ + DEBUGP(4, dev, "Xmit data\n"); + for (i = 0; i < nr; i++) { + if (i >= 256) { + dev->flags1 = 0x20 /* T_Active */ + | (sendT0) /* SendT0 */ + /* inverse parity: */ + | (test_bit(IS_INVREV, &dev->flags) ? 2 : 0) + | (((dev->baudv - 1) & 0x0100) >> 8) /* MSB-Baud */ + | 0x10; /* set address high */ + DEBUGP(4, dev, "dev->flags = 0x%.2x - set address " + "high\n", dev->flags1); + xoutb(dev->flags1, REG_FLAGS1(iobase)); + } + if (test_bit(IS_INVREV, &dev->flags)) { + DEBUGP(4, dev, "Apply inverse convention for 0x%.2x " + "-> 0x%.2x\n", (unsigned char)dev->sbuf[i], + invert_revert(dev->sbuf[i])); + xoutb(i, REG_BUF_ADDR(iobase)); + xoutb(invert_revert(dev->sbuf[i]), + REG_BUF_DATA(iobase)); + } else { + xoutb(i, REG_BUF_ADDR(iobase)); + xoutb(dev->sbuf[i], REG_BUF_DATA(iobase)); + } + } + DEBUGP(4, dev, "Xmit done\n"); + + if (dev->proto == 0) { + /* T=0 proto: 0 byte reply */ + if (nr == 4) { + DEBUGP(4, dev, "T=0 assumes 0 byte reply\n"); + xoutb(i, REG_BUF_ADDR(iobase)); + if (test_bit(IS_INVREV, &dev->flags)) + xoutb(0xff, REG_BUF_DATA(iobase)); + else + xoutb(0x00, REG_BUF_DATA(iobase)); + } + + /* numSendBytes */ + if (sendT0) + nsend = nr; + else { + if (nr == 4) + nsend = 5; + else { + nsend = 5 + (unsigned char)dev->sbuf[4]; + if (dev->sbuf[4] == 0) + nsend += 0x100; + } + } + } else + nsend = nr; + + /* T0: output procedure byte */ + if (test_bit(IS_INVREV, &dev->flags)) { + DEBUGP(4, dev, "T=0 set Procedure byte (inverse-reverse) " + "0x%.2x\n", invert_revert(dev->sbuf[1])); + xoutb(invert_revert(dev->sbuf[1]), REG_NUM_BYTES(iobase)); + } else { + DEBUGP(4, dev, "T=0 set Procedure byte 0x%.2x\n", dev->sbuf[1]); + xoutb(dev->sbuf[1], REG_NUM_BYTES(iobase)); + } + + DEBUGP(1, dev, "set NumSendBytes = 0x%.2x\n", + (unsigned char)(nsend & 0xff)); + xoutb((unsigned char)(nsend & 0xff), REG_NUM_SEND(iobase)); + + DEBUGP(1, dev, "Trigger CARDMAN CONTROLLER (0x%.2x)\n", + 0x40 /* SM_Active */ + | (dev->flags0 & 2 ? 0 : 4) /* power on if needed */ + |(dev->proto ? 0x10 : 0x08) /* T=1/T=0 */ + |(nsend & 0x100) >> 8 /* MSB numSendBytes */ ); + xoutb(0x40 /* SM_Active */ + | (dev->flags0 & 2 ? 0 : 4) /* power on if needed */ + |(dev->proto ? 0x10 : 0x08) /* T=1/T=0 */ + |(nsend & 0x100) >> 8, /* MSB numSendBytes */ + REG_FLAGS0(iobase)); + + /* wait for xmit done */ + if (dev->proto == 1) { + DEBUGP(4, dev, "Wait for xmit done\n"); + for (i = 0; i < 1000; i++) { + if (inb(REG_FLAGS0(iobase)) & 0x08) + break; + msleep_interruptible(10); + } + if (i == 1000) { + DEBUGP(4, dev, "timeout waiting for xmit done\n"); + rc = -EIO; + goto release_io; + } + } + + /* T=1: wait for infoLen */ + + infolen = 0; + if (dev->proto) { + /* wait until infoLen is valid */ + for (i = 0; i < 6000; i++) { /* max waiting time of 1 min */ + io_read_num_rec_bytes(iobase, &s); + if (s >= 3) { + infolen = inb(REG_FLAGS1(iobase)); + DEBUGP(4, dev, "infolen=%d\n", infolen); + break; + } + msleep_interruptible(10); + } + if (i == 6000) { + DEBUGP(4, dev, "timeout waiting for infoLen\n"); + rc = -EIO; + goto release_io; + } + } else + clear_bit(IS_PROCBYTE_PRESENT, &dev->flags); + + /* numRecBytes | bit9 of numRecytes */ + io_read_num_rec_bytes(iobase, &dev->rlen); + for (i = 0; i < 600; i++) { /* max waiting time of 2 sec */ + if (dev->proto) { + if (dev->rlen >= infolen + 4) + break; + } + msleep_interruptible(10); + /* numRecBytes | bit9 of numRecytes */ + io_read_num_rec_bytes(iobase, &s); + if (s > dev->rlen) { + DEBUGP(1, dev, "NumRecBytes inc (reset timeout)\n"); + i = 0; /* reset timeout */ + dev->rlen = s; + } + /* T=0: we are done when numRecBytes doesn't + * increment any more and NoProcedureByte + * is set and numRecBytes == bytes sent + 6 + * (header bytes + data + 1 for sw2) + * except when the card replies an error + * which means, no data will be sent back. + */ + else if (dev->proto == 0) { + if ((inb(REG_BUF_ADDR(iobase)) & 0x80)) { + /* no procedure byte received since last read */ + DEBUGP(1, dev, "NoProcedure byte set\n"); + /* i=0; */ + } else { + /* procedure byte received since last read */ + DEBUGP(1, dev, "NoProcedure byte unset " + "(reset timeout)\n"); + dev->procbyte = inb(REG_FLAGS1(iobase)); + DEBUGP(1, dev, "Read procedure byte 0x%.2x\n", + dev->procbyte); + i = 0; /* resettimeout */ + } + if (inb(REG_FLAGS0(iobase)) & 0x08) { + DEBUGP(1, dev, "T0Done flag (read reply)\n"); + break; + } + } + if (dev->proto) + infolen = inb(REG_FLAGS1(iobase)); + } + if (i == 600) { + DEBUGP(1, dev, "timeout waiting for numRecBytes\n"); + rc = -EIO; + goto release_io; + } else { + if (dev->proto == 0) { + DEBUGP(1, dev, "Wait for T0Done bit to be set\n"); + for (i = 0; i < 1000; i++) { + if (inb(REG_FLAGS0(iobase)) & 0x08) + break; + msleep_interruptible(10); + } + if (i == 1000) { + DEBUGP(1, dev, "timeout waiting for T0Done\n"); + rc = -EIO; + goto release_io; + } + + dev->procbyte = inb(REG_FLAGS1(iobase)); + DEBUGP(4, dev, "Read procedure byte 0x%.2x\n", + dev->procbyte); + + io_read_num_rec_bytes(iobase, &dev->rlen); + DEBUGP(4, dev, "Read NumRecBytes = %i\n", dev->rlen); + + } + } + /* T=1: read offset=zero, T=0: read offset=after challenge */ + dev->rpos = dev->proto ? 0 : nr == 4 ? 5 : nr > dev->rlen ? 5 : nr; + DEBUGP(4, dev, "dev->rlen = %i, dev->rpos = %i, nr = %i\n", + dev->rlen, dev->rpos, nr); + +release_io: + DEBUGP(4, dev, "Reset SM\n"); + xoutb(0x80, REG_FLAGS0(iobase)); /* reset SM */ + + if (rc < 0) { + DEBUGP(4, dev, "Write failed but clear T_Active\n"); + dev->flags1 &= 0xdf; + xoutb(dev->flags1, REG_FLAGS1(iobase)); + } + + clear_bit(LOCK_IO, &dev->flags); + wake_up_interruptible(&dev->ioq); + wake_up_interruptible(&dev->readq); /* tell read we have data */ + + /* ITSEC E2: clear write buffer */ + memset((char *)dev->sbuf, 0, 512); + + /* return error or actually written bytes */ + DEBUGP(2, dev, "<- cmm_write\n"); + return rc < 0 ? rc : nr; +} + +static void start_monitor(struct cm4000_dev *dev) +{ + DEBUGP(3, dev, "-> start_monitor\n"); + if (!dev->monitor_running) { + DEBUGP(5, dev, "create, init and add timer\n"); + init_timer(&dev->timer); + dev->monitor_running = 1; + dev->timer.expires = jiffies; + dev->timer.data = (unsigned long) dev; + dev->timer.function = monitor_card; + add_timer(&dev->timer); + } else + DEBUGP(5, dev, "monitor already running\n"); + DEBUGP(3, dev, "<- start_monitor\n"); +} + +static void stop_monitor(struct cm4000_dev *dev) +{ + DEBUGP(3, dev, "-> stop_monitor\n"); + if (dev->monitor_running) { + DEBUGP(5, dev, "stopping monitor\n"); + terminate_monitor(dev); + /* reset monitor SM */ + clear_bit(IS_ATR_VALID, &dev->flags); + clear_bit(IS_ATR_PRESENT, &dev->flags); + } else + DEBUGP(5, dev, "monitor already stopped\n"); + DEBUGP(3, dev, "<- stop_monitor\n"); +} + +static int cmm_ioctl(struct inode *inode, struct file *filp, unsigned int cmd, + unsigned long arg) +{ + struct cm4000_dev *dev = filp->private_data; + ioaddr_t iobase = dev->link.io.BasePort1; + dev_link_t *link; + int size; + int rc; +#ifdef PCMCIA_DEBUG + char *ioctl_names[CM_IOC_MAXNR + 1] = { + [_IOC_NR(CM_IOCGSTATUS)] "CM_IOCGSTATUS", + [_IOC_NR(CM_IOCGATR)] "CM_IOCGATR", + [_IOC_NR(CM_IOCARDOFF)] "CM_IOCARDOFF", + [_IOC_NR(CM_IOCSPTS)] "CM_IOCSPTS", + [_IOC_NR(CM_IOSDBGLVL)] "CM4000_DBGLVL", + }; +#endif + DEBUGP(3, dev, "cmm_ioctl(device=%d.%d) %s\n", imajor(inode), + iminor(inode), ioctl_names[_IOC_NR(cmd)]); + + link = dev_table[iminor(inode)]; + if (!(DEV_OK(link))) { + DEBUGP(4, dev, "DEV_OK false\n"); + return -ENODEV; + } + + if (test_bit(IS_CMM_ABSENT, &dev->flags)) { + DEBUGP(4, dev, "CMM_ABSENT flag set\n"); + return -ENODEV; + } + + if (_IOC_TYPE(cmd) != CM_IOC_MAGIC) { + DEBUGP(4, dev, "ioctype mismatch\n"); + return -EINVAL; + } + if (_IOC_NR(cmd) > CM_IOC_MAXNR) { + DEBUGP(4, dev, "iocnr mismatch\n"); + return -EINVAL; + } + size = _IOC_SIZE(cmd); + rc = 0; + DEBUGP(4, dev, "iocdir=%.4x iocr=%.4x iocw=%.4x iocsize=%d cmd=%.4x\n", + _IOC_DIR(cmd), _IOC_READ, _IOC_WRITE, size, cmd); + + if (_IOC_DIR(cmd) & _IOC_READ) { + if (!access_ok(VERIFY_WRITE, (void *)arg, size)) + return -EFAULT; + } + if (_IOC_DIR(cmd) & _IOC_WRITE) { + if (!access_ok(VERIFY_READ, (void *)arg, size)) + return -EFAULT; + } + + switch (cmd) { + case CM_IOCGSTATUS: + DEBUGP(4, dev, " ... in CM_IOCGSTATUS\n"); + { + int status; + + /* clear other bits, but leave inserted & powered as + * they are */ + status = dev->flags0 & 3; + if (test_bit(IS_ATR_PRESENT, &dev->flags)) + status |= CM_ATR_PRESENT; + if (test_bit(IS_ATR_VALID, &dev->flags)) + status |= CM_ATR_VALID; + if (test_bit(IS_CMM_ABSENT, &dev->flags)) + status |= CM_NO_READER; + if (test_bit(IS_BAD_CARD, &dev->flags)) + status |= CM_BAD_CARD; + if (copy_to_user((int *)arg, &status, sizeof(int))) + return -EFAULT; + } + return 0; + case CM_IOCGATR: + DEBUGP(4, dev, "... in CM_IOCGATR\n"); + { + struct atreq *atreq = (struct atreq *) arg; + int tmp; + /* allow nonblocking io and being interrupted */ + if (wait_event_interruptible + (dev->atrq, + ((filp->f_flags & O_NONBLOCK) + || (test_bit(IS_ATR_PRESENT, (void *)&dev->flags) + != 0)))) { + if (filp->f_flags & O_NONBLOCK) + return -EAGAIN; + return -ERESTARTSYS; + } + + if (test_bit(IS_ATR_VALID, &dev->flags) == 0) { + tmp = -1; + if (copy_to_user(&(atreq->atr_len), &tmp, + sizeof(int))) + return -EFAULT; + } else { + if (copy_to_user(atreq->atr, dev->atr, + dev->atr_len)) + return -EFAULT; + + tmp = dev->atr_len; + if (copy_to_user(&(atreq->atr_len), &tmp, sizeof(int))) + return -EFAULT; + } + return 0; + } + case CM_IOCARDOFF: + +#ifdef PCMCIA_DEBUG + DEBUGP(4, dev, "... in CM_IOCARDOFF\n"); + if (dev->flags0 & 0x01) { + DEBUGP(4, dev, " Card inserted\n"); + } else { + DEBUGP(2, dev, " No card inserted\n"); + } + if (dev->flags0 & 0x02) { + DEBUGP(4, dev, " Card powered\n"); + } else { + DEBUGP(2, dev, " Card not powered\n"); + } +#endif + + /* is a card inserted and powered? */ + if ((dev->flags0 & 0x01) && (dev->flags0 & 0x02)) { + + /* get IO lock */ + if (wait_event_interruptible + (dev->ioq, + ((filp->f_flags & O_NONBLOCK) + || (test_and_set_bit(LOCK_IO, (void *)&dev->flags) + == 0)))) { + if (filp->f_flags & O_NONBLOCK) + return -EAGAIN; + return -ERESTARTSYS; + } + /* Set Flags0 = 0x42 */ + DEBUGP(4, dev, "Set Flags0=0x42 \n"); + xoutb(0x42, REG_FLAGS0(iobase)); + clear_bit(IS_ATR_PRESENT, &dev->flags); + clear_bit(IS_ATR_VALID, &dev->flags); + dev->mstate = M_CARDOFF; + clear_bit(LOCK_IO, &dev->flags); + if (wait_event_interruptible + (dev->atrq, + ((filp->f_flags & O_NONBLOCK) + || (test_bit(IS_ATR_VALID, (void *)&dev->flags) != + 0)))) { + if (filp->f_flags & O_NONBLOCK) + return -EAGAIN; + return -ERESTARTSYS; + } + } + /* release lock */ + clear_bit(LOCK_IO, &dev->flags); + wake_up_interruptible(&dev->ioq); + + return 0; + case CM_IOCSPTS: + { + struct ptsreq krnptsreq; + + if (copy_from_user(&krnptsreq, (struct ptsreq *) arg, + sizeof(struct ptsreq))) + return -EFAULT; + + rc = 0; + DEBUGP(4, dev, "... in CM_IOCSPTS\n"); + /* wait for ATR to get valid */ + if (wait_event_interruptible + (dev->atrq, + ((filp->f_flags & O_NONBLOCK) + || (test_bit(IS_ATR_PRESENT, (void *)&dev->flags) + != 0)))) { + if (filp->f_flags & O_NONBLOCK) + return -EAGAIN; + return -ERESTARTSYS; + } + /* get IO lock */ + if (wait_event_interruptible + (dev->ioq, + ((filp->f_flags & O_NONBLOCK) + || (test_and_set_bit(LOCK_IO, (void *)&dev->flags) + == 0)))) { + if (filp->f_flags & O_NONBLOCK) + return -EAGAIN; + return -ERESTARTSYS; + } + + if ((rc = set_protocol(dev, &krnptsreq)) != 0) { + /* auto power_on again */ + dev->mstate = M_FETCH_ATR; + clear_bit(IS_ATR_VALID, &dev->flags); + } + /* release lock */ + clear_bit(LOCK_IO, &dev->flags); + wake_up_interruptible(&dev->ioq); + + } + return rc; +#ifdef PCMCIA_DEBUG + case CM_IOSDBGLVL: /* set debug log level */ + { + int old_pc_debug = 0; + + old_pc_debug = pc_debug; + if (copy_from_user(&pc_debug, (int *)arg, sizeof(int))) + return -EFAULT; + + if (old_pc_debug != pc_debug) + DEBUGP(0, dev, "Changed debug log level " + "to %i\n", pc_debug); + } + return rc; +#endif + default: + DEBUGP(4, dev, "... in default (unknown IOCTL code)\n"); + return -EINVAL; + } +} + +static int cmm_open(struct inode *inode, struct file *filp) +{ + struct cm4000_dev *dev; + dev_link_t *link; + int rc, minor = iminor(inode); + + if (minor >= CM4000_MAX_DEV) + return -ENODEV; + + link = dev_table[minor]; + if (link == NULL || !(DEV_OK(link))) + return -ENODEV; + + if (link->open) + return -EBUSY; + + dev = link->priv; + filp->private_data = dev; + + DEBUGP(2, dev, "-> cmm_open(device=%d.%d process=%s,%d)\n", + imajor(inode), minor, current->comm, current->pid); + + /* init device variables, they may be "polluted" after close + * or, the device may never have been closed (i.e. open failed) + */ + + ZERO_DEV(dev); + + /* opening will always block since the + * monitor will be started by open, which + * means we have to wait for ATR becoming + * vaild = block until valid (or card + * inserted) + */ + if (filp->f_flags & O_NONBLOCK) + return -EAGAIN; + + dev->mdelay = T_50MSEC; + + /* start monitoring the cardstatus */ + start_monitor(dev); + + link->open = 1; /* only one open per device */ + rc = 0; + + DEBUGP(2, dev, "<- cmm_open\n"); + return nonseekable_open(inode, filp); +} + +static int cmm_close(struct inode *inode, struct file *filp) +{ + struct cm4000_dev *dev; + dev_link_t *link; + int minor = iminor(inode); + + if (minor >= CM4000_MAX_DEV) + return -ENODEV; + + link = dev_table[minor]; + if (link == NULL) + return -ENODEV; + + dev = link->priv; + + DEBUGP(2, dev, "-> cmm_close(maj/min=%d.%d)\n", + imajor(inode), minor); + + stop_monitor(dev); + + ZERO_DEV(dev); + + link->open = 0; /* only one open per device */ + wake_up(&dev->devq); /* socket removed? */ + + DEBUGP(2, dev, "cmm_close\n"); + return 0; +} + +static void cmm_cm4000_release(dev_link_t * link) +{ + struct cm4000_dev *dev = link->priv; + + /* dont terminate the monitor, rather rely on + * close doing that for us. + */ + DEBUGP(3, dev, "-> cmm_cm4000_release\n"); + while (link->open) { + printk(KERN_INFO MODULE_NAME ": delaying release until " + "process has terminated\n"); + /* note: don't interrupt us: + * close the applications which own + * the devices _first_ ! + */ + wait_event(dev->devq, (link->open == 0)); + } + /* dev->devq=NULL; this cannot be zeroed earlier */ + DEBUGP(3, dev, "<- cmm_cm4000_release\n"); + return; +} + +/*==== Interface to PCMCIA Layer =======================================*/ + +static void cm4000_config(dev_link_t * link, int devno) +{ + client_handle_t handle = link->handle; + struct cm4000_dev *dev; + tuple_t tuple; + cisparse_t parse; + config_info_t conf; + u_char buf[64]; + int fail_fn, fail_rc; + int rc; + + /* read the config-tuples */ + tuple.DesiredTuple = CISTPL_CONFIG; + tuple.Attributes = 0; + tuple.TupleData = buf; + tuple.TupleDataMax = sizeof(buf); + tuple.TupleOffset = 0; + + if ((fail_rc = pcmcia_get_first_tuple(handle, &tuple)) != CS_SUCCESS) { + fail_fn = GetFirstTuple; + goto cs_failed; + } + if ((fail_rc = pcmcia_get_tuple_data(handle, &tuple)) != CS_SUCCESS) { + fail_fn = GetTupleData; + goto cs_failed; + } + if ((fail_rc = + pcmcia_parse_tuple(handle, &tuple, &parse)) != CS_SUCCESS) { + fail_fn = ParseTuple; + goto cs_failed; + } + if ((fail_rc = + pcmcia_get_configuration_info(handle, &conf)) != CS_SUCCESS) { + fail_fn = GetConfigurationInfo; + goto cs_failed; + } + + link->state |= DEV_CONFIG; + link->conf.ConfigBase = parse.config.base; + link->conf.Present = parse.config.rmask[0]; + link->conf.Vcc = conf.Vcc; + + link->io.BasePort2 = 0; + link->io.NumPorts2 = 0; + link->io.Attributes2 = 0; + tuple.DesiredTuple = CISTPL_CFTABLE_ENTRY; + for (rc = pcmcia_get_first_tuple(handle, &tuple); + rc == CS_SUCCESS; rc = pcmcia_get_next_tuple(handle, &tuple)) { + + rc = pcmcia_get_tuple_data(handle, &tuple); + if (rc != CS_SUCCESS) + continue; + rc = pcmcia_parse_tuple(handle, &tuple, &parse); + if (rc != CS_SUCCESS) + continue; + + link->conf.ConfigIndex = parse.cftable_entry.index; + + if (!parse.cftable_entry.io.nwin) + continue; + + /* Get the IOaddr */ + link->io.BasePort1 = parse.cftable_entry.io.win[0].base; + link->io.NumPorts1 = parse.cftable_entry.io.win[0].len; + link->io.Attributes1 = IO_DATA_PATH_WIDTH_AUTO; + if (!(parse.cftable_entry.io.flags & CISTPL_IO_8BIT)) + link->io.Attributes1 = IO_DATA_PATH_WIDTH_16; + if (!(parse.cftable_entry.io.flags & CISTPL_IO_16BIT)) + link->io.Attributes1 = IO_DATA_PATH_WIDTH_8; + link->io.IOAddrLines = parse.cftable_entry.io.flags + & CISTPL_IO_LINES_MASK; + + rc = pcmcia_request_io(handle, &link->io); + if (rc == CS_SUCCESS) + break; /* we are done */ + } + if (rc != CS_SUCCESS) + goto cs_release; + + link->conf.IntType = 00000002; + + if ((fail_rc = + pcmcia_request_configuration(handle, &link->conf)) != CS_SUCCESS) { + fail_fn = RequestConfiguration; + goto cs_release; + } + + dev = link->priv; + sprintf(dev->node.dev_name, DEVICE_NAME "%d", devno); + dev->node.major = major; + dev->node.minor = devno; + dev->node.next = NULL; + link->dev = &dev->node; + link->state &= ~DEV_CONFIG_PENDING; + + return; + +cs_failed: + cs_error(handle, fail_fn, fail_rc); +cs_release: + cm4000_release(link); + + link->state &= ~DEV_CONFIG_PENDING; +} + +static int cm4000_event(event_t event, int priority, + event_callback_args_t *args) +{ + dev_link_t *link; + struct cm4000_dev *dev; + int devno; + + link = args->client_data; + dev = link->priv; + + DEBUGP(3, dev, "-> cm4000_event\n"); + for (devno = 0; devno < CM4000_MAX_DEV; devno++) + if (dev_table[devno] == link) + break; + + if (devno == CM4000_MAX_DEV) + return CS_BAD_ADAPTER; + + switch (event) { + case CS_EVENT_CARD_INSERTION: + DEBUGP(5, dev, "CS_EVENT_CARD_INSERTION\n"); + link->state |= DEV_PRESENT | DEV_CONFIG_PENDING; + cm4000_config(link, devno); + break; + case CS_EVENT_CARD_REMOVAL: + DEBUGP(5, dev, "CS_EVENT_CARD_REMOVAL\n"); + link->state &= ~DEV_PRESENT; + stop_monitor(dev); + break; + case CS_EVENT_PM_SUSPEND: + DEBUGP(5, dev, "CS_EVENT_PM_SUSPEND " + "(fall-through to CS_EVENT_RESET_PHYSICAL)\n"); + link->state |= DEV_SUSPEND; + /* fall-through */ + case CS_EVENT_RESET_PHYSICAL: + DEBUGP(5, dev, "CS_EVENT_RESET_PHYSICAL\n"); + if (link->state & DEV_CONFIG) { + DEBUGP(5, dev, "ReleaseConfiguration\n"); + pcmcia_release_configuration(link->handle); + } + stop_monitor(dev); + break; + case CS_EVENT_PM_RESUME: + DEBUGP(5, dev, "CS_EVENT_PM_RESUME " + "(fall-through to CS_EVENT_CARD_RESET)\n"); + link->state &= ~DEV_SUSPEND; + /* fall-through */ + case CS_EVENT_CARD_RESET: + DEBUGP(5, dev, "CS_EVENT_CARD_RESET\n"); + if ((link->state & DEV_CONFIG)) { + DEBUGP(5, dev, "RequestConfiguration\n"); + pcmcia_request_configuration(link->handle, &link->conf); + } + if (link->open) + start_monitor(dev); + break; + default: + DEBUGP(5, dev, "unknown event %.2x\n", event); + break; + } + DEBUGP(3, dev, "<- cm4000_event\n"); + return CS_SUCCESS; +} + +static void cm4000_release(dev_link_t *link) +{ + cmm_cm4000_release(link->priv); /* delay release until device closed */ + pcmcia_release_configuration(link->handle); + pcmcia_release_io(link->handle, &link->io); +} + +static dev_link_t *cm4000_attach(void) +{ + struct cm4000_dev *dev; + dev_link_t *link; + client_reg_t client_reg; + int i; + + for (i = 0; i < CM4000_MAX_DEV; i++) + if (dev_table[i] == NULL) + break; + + if (i == CM4000_MAX_DEV) { + printk(KERN_NOTICE MODULE_NAME ": all devices in use\n"); + return NULL; + } + + /* create a new cm4000_cs device */ + dev = kzalloc(sizeof(struct cm4000_dev), GFP_KERNEL); + if (dev == NULL) + return NULL; + + link = &dev->link; + link->priv = dev; + link->conf.IntType = INT_MEMORY_AND_IO; + dev_table[i] = link; + + /* register with card services */ + client_reg.dev_info = &dev_info; + client_reg.EventMask = + CS_EVENT_CARD_INSERTION | CS_EVENT_CARD_REMOVAL | + CS_EVENT_RESET_PHYSICAL | CS_EVENT_CARD_RESET | + CS_EVENT_PM_SUSPEND | CS_EVENT_PM_RESUME; + client_reg.Version = 0x0210; + client_reg.event_callback_args.client_data = link; + + i = pcmcia_register_client(&link->handle, &client_reg); + if (i) { + cs_error(link->handle, RegisterClient, i); + cm4000_detach(link); + return NULL; + } + + init_waitqueue_head(&dev->devq); + init_waitqueue_head(&dev->ioq); + init_waitqueue_head(&dev->atrq); + init_waitqueue_head(&dev->readq); + + return link; +} + +static void cm4000_detach_by_devno(int devno, dev_link_t * link) +{ + struct cm4000_dev *dev = link->priv; + + DEBUGP(3, dev, "-> detach_by_devno(devno=%d)\n", devno); + + if (link->state & DEV_CONFIG) { + DEBUGP(5, dev, "device still configured (try to release it)\n"); + cm4000_release(link); + } + + if (link->handle) { + pcmcia_deregister_client(link->handle); + } + + dev_table[devno] = NULL; + kfree(dev); + return; +} + +static void cm4000_detach(dev_link_t * link) +{ + int i; + + /* find device */ + for (i = 0; i < CM4000_MAX_DEV; i++) + if (dev_table[i] == link) + break; + + if (i == CM4000_MAX_DEV) + return; + + cm4000_detach_by_devno(i, link); + return; +} + +static struct file_operations cm4000_fops = { + .owner = THIS_MODULE, + .read = cmm_read, + .write = cmm_write, + .ioctl = cmm_ioctl, + .open = cmm_open, + .release= cmm_close, +}; + +static struct pcmcia_device_id cm4000_ids[] = { + PCMCIA_DEVICE_MANF_CARD(0x0223, 0x0002), + PCMCIA_DEVICE_PROD_ID12("CardMan", "4000", 0x2FB368CA, 0xA2BD8C39), + PCMCIA_DEVICE_NULL, +}; +MODULE_DEVICE_TABLE(pcmcia, cm4000_ids); + +static struct pcmcia_driver cm4000_driver = { + .owner = THIS_MODULE, + .drv = { + .name = "cm4000_cs", + }, + .attach = cm4000_attach, + .detach = cm4000_detach, + .event = cm4000_event, + .id_table = cm4000_ids, +}; + +static int __init cmm_init(void) +{ + printk(KERN_INFO "%s\n", version); + pcmcia_register_driver(&cm4000_driver); + major = register_chrdev(0, DEVICE_NAME, &cm4000_fops); + if (major < 0) { + printk(KERN_WARNING MODULE_NAME + ": could not get major number\n"); + return -1; + } + + return 0; +} + +static void __exit cmm_exit(void) +{ + int i; + + printk(KERN_INFO MODULE_NAME ": unloading\n"); + pcmcia_unregister_driver(&cm4000_driver); + for (i = 0; i < CM4000_MAX_DEV; i++) + if (dev_table[i]) + cm4000_detach_by_devno(i, dev_table[i]); + unregister_chrdev(major, DEVICE_NAME); +}; + +module_init(cmm_init); +module_exit(cmm_exit); +MODULE_LICENSE("Dual BSD/GPL"); diff --git a/trunk/drivers/char/pcmcia/cm4040_cs.c b/trunk/drivers/char/pcmcia/cm4040_cs.c new file mode 100644 index 000000000000..4c698d908ffa --- /dev/null +++ b/trunk/drivers/char/pcmcia/cm4040_cs.c @@ -0,0 +1,841 @@ +/* + * A driver for the Omnikey PCMCIA smartcard reader CardMan 4040 + * + * (c) 2000-2004 Omnikey AG (http://www.omnikey.com/) + * + * (C) 2005 Harald Welte + * - add support for poll() + * - driver cleanup + * - add waitqueues + * - adhere to linux kernel coding style and policies + * - support 2.6.13 "new style" pcmcia interface + * + * The device basically is a USB CCID compliant device that has been + * attached to an I/O-Mapped FIFO. + * + * All rights reserved, Dual BSD/GPL Licensed. + */ + +/* #define PCMCIA_DEBUG 6 */ + +#include +#include +#include +#include +#include +#include +#include +#include +#include +#include + +#include +#include +#include +#include +#include +#include + +#include "cm4040_cs.h" + + +#ifdef PCMCIA_DEBUG +#define reader_to_dev(x) (&handle_to_dev(x->link.handle)) +static int pc_debug = PCMCIA_DEBUG; +module_param(pc_debug, int, 0600); +#define DEBUGP(n, rdr, x, args...) do { \ + if (pc_debug >= (n)) \ + dev_printk(KERN_DEBUG, reader_to_dev(rdr), "%s:" x, \ + __FUNCTION__ , ##args); \ + } while (0) +#else +#define DEBUGP(n, rdr, x, args...) +#endif + +static char *version = +"OMNIKEY CardMan 4040 v1.1.0gm4 - All bugs added by Harald Welte"; + +#define CCID_DRIVER_BULK_DEFAULT_TIMEOUT (150*HZ) +#define CCID_DRIVER_ASYNC_POWERUP_TIMEOUT (35*HZ) +#define CCID_DRIVER_MINIMUM_TIMEOUT (3*HZ) +#define READ_WRITE_BUFFER_SIZE 512 +#define POLL_LOOP_COUNT 1000 + +/* how often to poll for fifo status change */ +#define POLL_PERIOD msecs_to_jiffies(10) + +static void reader_release(dev_link_t *link); +static void reader_detach(dev_link_t *link); + +static int major; + +#define BS_READABLE 0x01 +#define BS_WRITABLE 0x02 + +struct reader_dev { + dev_link_t link; + dev_node_t node; + wait_queue_head_t devq; + wait_queue_head_t poll_wait; + wait_queue_head_t read_wait; + wait_queue_head_t write_wait; + unsigned long buffer_status; + unsigned long timeout; + unsigned char s_buf[READ_WRITE_BUFFER_SIZE]; + unsigned char r_buf[READ_WRITE_BUFFER_SIZE]; + struct timer_list poll_timer; +}; + +static dev_info_t dev_info = MODULE_NAME; +static dev_link_t *dev_table[CM_MAX_DEV]; + +#ifndef PCMCIA_DEBUG +#define xoutb outb +#define xinb inb +#else +static inline void xoutb(unsigned char val, unsigned short port) +{ + if (pc_debug >= 7) + printk(KERN_DEBUG "outb(val=%.2x,port=%.4x)\n", val, port); + outb(val, port); +} + +static inline unsigned char xinb(unsigned short port) +{ + unsigned char val; + + val = inb(port); + if (pc_debug >= 7) + printk(KERN_DEBUG "%.2x=inb(%.4x)\n", val, port); + return val; +} +#endif + +/* poll the device fifo status register. not to be confused with + * the poll syscall. */ +static void cm4040_do_poll(unsigned long dummy) +{ + struct reader_dev *dev = (struct reader_dev *) dummy; + unsigned int obs = xinb(dev->link.io.BasePort1 + + REG_OFFSET_BUFFER_STATUS); + + if ((obs & BSR_BULK_IN_FULL)) { + set_bit(BS_READABLE, &dev->buffer_status); + DEBUGP(4, dev, "waking up read_wait\n"); + wake_up_interruptible(&dev->read_wait); + } else + clear_bit(BS_READABLE, &dev->buffer_status); + + if (!(obs & BSR_BULK_OUT_FULL)) { + set_bit(BS_WRITABLE, &dev->buffer_status); + DEBUGP(4, dev, "waking up write_wait\n"); + wake_up_interruptible(&dev->write_wait); + } else + clear_bit(BS_WRITABLE, &dev->buffer_status); + + if (dev->buffer_status) + wake_up_interruptible(&dev->poll_wait); + + mod_timer(&dev->poll_timer, jiffies + POLL_PERIOD); +} + +static void cm4040_stop_poll(struct reader_dev *dev) +{ + del_timer_sync(&dev->poll_timer); +} + +static int wait_for_bulk_out_ready(struct reader_dev *dev) +{ + int i, rc; + int iobase = dev->link.io.BasePort1; + + for (i = 0; i < POLL_LOOP_COUNT; i++) { + if ((xinb(iobase + REG_OFFSET_BUFFER_STATUS) + & BSR_BULK_OUT_FULL) == 0) { + DEBUGP(4, dev, "BulkOut empty (i=%d)\n", i); + return 1; + } + } + + DEBUGP(4, dev, "wait_event_interruptible_timeout(timeout=%ld\n", + dev->timeout); + rc = wait_event_interruptible_timeout(dev->write_wait, + test_and_clear_bit(BS_WRITABLE, + &dev->buffer_status), + dev->timeout); + + if (rc > 0) + DEBUGP(4, dev, "woke up: BulkOut empty\n"); + else if (rc == 0) + DEBUGP(4, dev, "woke up: BulkOut full, returning 0 :(\n"); + else if (rc < 0) + DEBUGP(4, dev, "woke up: signal arrived\n"); + + return rc; +} + +/* Write to Sync Control Register */ +static int write_sync_reg(unsigned char val, struct reader_dev *dev) +{ + int iobase = dev->link.io.BasePort1; + int rc; + + rc = wait_for_bulk_out_ready(dev); + if (rc <= 0) + return rc; + + xoutb(val, iobase + REG_OFFSET_SYNC_CONTROL); + rc = wait_for_bulk_out_ready(dev); + if (rc <= 0) + return rc; + + return 1; +} + +static int wait_for_bulk_in_ready(struct reader_dev *dev) +{ + int i, rc; + int iobase = dev->link.io.BasePort1; + + for (i = 0; i < POLL_LOOP_COUNT; i++) { + if ((xinb(iobase + REG_OFFSET_BUFFER_STATUS) + & BSR_BULK_IN_FULL) == BSR_BULK_IN_FULL) { + DEBUGP(3, dev, "BulkIn full (i=%d)\n", i); + return 1; + } + } + + DEBUGP(4, dev, "wait_event_interruptible_timeout(timeout=%ld\n", + dev->timeout); + rc = wait_event_interruptible_timeout(dev->read_wait, + test_and_clear_bit(BS_READABLE, + &dev->buffer_status), + dev->timeout); + if (rc > 0) + DEBUGP(4, dev, "woke up: BulkIn full\n"); + else if (rc == 0) + DEBUGP(4, dev, "woke up: BulkIn not full, returning 0 :(\n"); + else if (rc < 0) + DEBUGP(4, dev, "woke up: signal arrived\n"); + + return rc; +} + +static ssize_t cm4040_read(struct file *filp, char __user *buf, + size_t count, loff_t *ppos) +{ + struct reader_dev *dev = filp->private_data; + int iobase = dev->link.io.BasePort1; + size_t bytes_to_read; + unsigned long i; + size_t min_bytes_to_read; + int rc; + unsigned char uc; + + DEBUGP(2, dev, "-> cm4040_read(%s,%d)\n", current->comm, current->pid); + + if (count == 0) + return 0; + + if (count < 10) + return -EFAULT; + + if (filp->f_flags & O_NONBLOCK) { + DEBUGP(4, dev, "filep->f_flags O_NONBLOCK set\n"); + DEBUGP(2, dev, "<- cm4040_read (failure)\n"); + return -EAGAIN; + } + + if ((dev->link.state & DEV_PRESENT)==0) + return -ENODEV; + + for (i = 0; i < 5; i++) { + rc = wait_for_bulk_in_ready(dev); + if (rc <= 0) { + DEBUGP(5, dev, "wait_for_bulk_in_ready rc=%.2x\n", rc); + DEBUGP(2, dev, "<- cm4040_read (failed)\n"); + if (rc == -ERESTARTSYS) + return rc; + return -EIO; + } + dev->r_buf[i] = xinb(iobase + REG_OFFSET_BULK_IN); +#ifdef PCMCIA_DEBUG + if (pc_debug >= 6) + printk(KERN_DEBUG "%lu:%2x ", i, dev->r_buf[i]); + } + printk("\n"); +#else + } +#endif + + bytes_to_read = 5 + le32_to_cpu(*(__le32 *)&dev->r_buf[1]); + + DEBUGP(6, dev, "BytesToRead=%lu\n", bytes_to_read); + + min_bytes_to_read = min(count, bytes_to_read + 5); + + DEBUGP(6, dev, "Min=%lu\n", min_bytes_to_read); + + for (i = 0; i < (min_bytes_to_read-5); i++) { + rc = wait_for_bulk_in_ready(dev); + if (rc <= 0) { + DEBUGP(5, dev, "wait_for_bulk_in_ready rc=%.2x\n", rc); + DEBUGP(2, dev, "<- cm4040_read (failed)\n"); + if (rc == -ERESTARTSYS) + return rc; + return -EIO; + } + dev->r_buf[i+5] = xinb(iobase + REG_OFFSET_BULK_IN); +#ifdef PCMCIA_DEBUG + if (pc_debug >= 6) + printk(KERN_DEBUG "%lu:%2x ", i, dev->r_buf[i]); + } + printk("\n"); +#else + } +#endif + + *ppos = min_bytes_to_read; + if (copy_to_user(buf, dev->r_buf, min_bytes_to_read)) + return -EFAULT; + + rc = wait_for_bulk_in_ready(dev); + if (rc <= 0) { + DEBUGP(5, dev, "wait_for_bulk_in_ready rc=%.2x\n", rc); + DEBUGP(2, dev, "<- cm4040_read (failed)\n"); + if (rc == -ERESTARTSYS) + return rc; + return -EIO; + } + + rc = write_sync_reg(SCR_READER_TO_HOST_DONE, dev); + if (rc <= 0) { + DEBUGP(5, dev, "write_sync_reg c=%.2x\n", rc); + DEBUGP(2, dev, "<- cm4040_read (failed)\n"); + if (rc == -ERESTARTSYS) + return rc; + else + return -EIO; + } + + uc = xinb(iobase + REG_OFFSET_BULK_IN); + + DEBUGP(2, dev, "<- cm4040_read (successfully)\n"); + return min_bytes_to_read; +} + +static ssize_t cm4040_write(struct file *filp, const char __user *buf, + size_t count, loff_t *ppos) +{ + struct reader_dev *dev = filp->private_data; + int iobase = dev->link.io.BasePort1; + ssize_t rc; + int i; + unsigned int bytes_to_write; + + DEBUGP(2, dev, "-> cm4040_write(%s,%d)\n", current->comm, current->pid); + + if (count == 0) { + DEBUGP(2, dev, "<- cm4040_write empty read (successfully)\n"); + return 0; + } + + if (count < 5) { + DEBUGP(2, dev, "<- cm4040_write buffersize=%Zd < 5\n", count); + return -EIO; + } + + if (filp->f_flags & O_NONBLOCK) { + DEBUGP(4, dev, "filep->f_flags O_NONBLOCK set\n"); + DEBUGP(4, dev, "<- cm4040_write (failure)\n"); + return -EAGAIN; + } + + if ((dev->link.state & DEV_PRESENT) == 0) + return -ENODEV; + + bytes_to_write = count; + if (copy_from_user(dev->s_buf, buf, bytes_to_write)) + return -EFAULT; + + switch (dev->s_buf[0]) { + case CMD_PC_TO_RDR_XFRBLOCK: + case CMD_PC_TO_RDR_SECURE: + case CMD_PC_TO_RDR_TEST_SECURE: + case CMD_PC_TO_RDR_OK_SECURE: + dev->timeout = CCID_DRIVER_BULK_DEFAULT_TIMEOUT; + break; + + case CMD_PC_TO_RDR_ICCPOWERON: + dev->timeout = CCID_DRIVER_ASYNC_POWERUP_TIMEOUT; + break; + + case CMD_PC_TO_RDR_GETSLOTSTATUS: + case CMD_PC_TO_RDR_ICCPOWEROFF: + case CMD_PC_TO_RDR_GETPARAMETERS: + case CMD_PC_TO_RDR_RESETPARAMETERS: + case CMD_PC_TO_RDR_SETPARAMETERS: + case CMD_PC_TO_RDR_ESCAPE: + case CMD_PC_TO_RDR_ICCCLOCK: + default: + dev->timeout = CCID_DRIVER_MINIMUM_TIMEOUT; + break; + } + + rc = write_sync_reg(SCR_HOST_TO_READER_START, dev); + if (rc <= 0) { + DEBUGP(5, dev, "write_sync_reg c=%.2Zx\n", rc); + DEBUGP(2, dev, "<- cm4040_write (failed)\n"); + if (rc == -ERESTARTSYS) + return rc; + else + return -EIO; + } + + DEBUGP(4, dev, "start \n"); + + for (i = 0; i < bytes_to_write; i++) { + rc = wait_for_bulk_out_ready(dev); + if (rc <= 0) { + DEBUGP(5, dev, "wait_for_bulk_out_ready rc=%.2Zx\n", + rc); + DEBUGP(2, dev, "<- cm4040_write (failed)\n"); + if (rc == -ERESTARTSYS) + return rc; + else + return -EIO; + } + + xoutb(dev->s_buf[i],iobase + REG_OFFSET_BULK_OUT); + } + DEBUGP(4, dev, "end\n"); + + rc = write_sync_reg(SCR_HOST_TO_READER_DONE, dev); + + if (rc <= 0) { + DEBUGP(5, dev, "write_sync_reg c=%.2Zx\n", rc); + DEBUGP(2, dev, "<- cm4040_write (failed)\n"); + if (rc == -ERESTARTSYS) + return rc; + else + return -EIO; + } + + DEBUGP(2, dev, "<- cm4040_write (successfully)\n"); + return count; +} + +static unsigned int cm4040_poll(struct file *filp, poll_table *wait) +{ + struct reader_dev *dev = filp->private_data; + unsigned int mask = 0; + + poll_wait(filp, &dev->poll_wait, wait); + + if (test_and_clear_bit(BS_READABLE, &dev->buffer_status)) + mask |= POLLIN | POLLRDNORM; + if (test_and_clear_bit(BS_WRITABLE, &dev->buffer_status)) + mask |= POLLOUT | POLLWRNORM; + + DEBUGP(2, dev, "<- cm4040_poll(%u)\n", mask); + + return mask; +} + +static int cm4040_open(struct inode *inode, struct file *filp) +{ + struct reader_dev *dev; + dev_link_t *link; + int minor = iminor(inode); + + if (minor >= CM_MAX_DEV) + return -ENODEV; + + link = dev_table[minor]; + if (link == NULL || !(DEV_OK(link))) + return -ENODEV; + + if (link->open) + return -EBUSY; + + dev = link->priv; + filp->private_data = dev; + + if (filp->f_flags & O_NONBLOCK) { + DEBUGP(4, dev, "filep->f_flags O_NONBLOCK set\n"); + return -EAGAIN; + } + + link->open = 1; + + dev->poll_timer.data = (unsigned long) dev; + mod_timer(&dev->poll_timer, jiffies + POLL_PERIOD); + + DEBUGP(2, dev, "<- cm4040_open (successfully)\n"); + return nonseekable_open(inode, filp); +} + +static int cm4040_close(struct inode *inode, struct file *filp) +{ + struct reader_dev *dev = filp->private_data; + dev_link_t *link; + int minor = iminor(inode); + + DEBUGP(2, dev, "-> cm4040_close(maj/min=%d.%d)\n", imajor(inode), + iminor(inode)); + + if (minor >= CM_MAX_DEV) + return -ENODEV; + + link = dev_table[minor]; + if (link == NULL) + return -ENODEV; + + cm4040_stop_poll(dev); + + link->open = 0; + wake_up(&dev->devq); + + DEBUGP(2, dev, "<- cm4040_close\n"); + return 0; +} + +static void cm4040_reader_release(dev_link_t *link) +{ + struct reader_dev *dev = link->priv; + + DEBUGP(3, dev, "-> cm4040_reader_release\n"); + while (link->open) { + DEBUGP(3, dev, KERN_INFO MODULE_NAME ": delaying release " + "until process has terminated\n"); + wait_event(dev->devq, (link->open == 0)); + } + DEBUGP(3, dev, "<- cm4040_reader_release\n"); + return; +} + +static void reader_config(dev_link_t *link, int devno) +{ + client_handle_t handle; + struct reader_dev *dev; + tuple_t tuple; + cisparse_t parse; + config_info_t conf; + u_char buf[64]; + int fail_fn, fail_rc; + int rc; + + handle = link->handle; + + tuple.DesiredTuple = CISTPL_CONFIG; + tuple.Attributes = 0; + tuple.TupleData = buf; + tuple.TupleDataMax = sizeof(buf); + tuple.TupleOffset = 0; + + if ((fail_rc = pcmcia_get_first_tuple(handle, &tuple)) != CS_SUCCESS) { + fail_fn = GetFirstTuple; + goto cs_failed; + } + if ((fail_rc = pcmcia_get_tuple_data(handle, &tuple)) != CS_SUCCESS) { + fail_fn = GetTupleData; + goto cs_failed; + } + if ((fail_rc = pcmcia_parse_tuple(handle, &tuple, &parse)) + != CS_SUCCESS) { + fail_fn = ParseTuple; + goto cs_failed; + } + if ((fail_rc = pcmcia_get_configuration_info(handle, &conf)) + != CS_SUCCESS) { + fail_fn = GetConfigurationInfo; + goto cs_failed; + } + + link->state |= DEV_CONFIG; + link->conf.ConfigBase = parse.config.base; + link->conf.Present = parse.config.rmask[0]; + link->conf.Vcc = conf.Vcc; + + link->io.BasePort2 = 0; + link->io.NumPorts2 = 0; + link->io.Attributes2 = 0; + tuple.DesiredTuple = CISTPL_CFTABLE_ENTRY; + for (rc = pcmcia_get_first_tuple(handle, &tuple); + rc == CS_SUCCESS; + rc = pcmcia_get_next_tuple(handle, &tuple)) { + rc = pcmcia_get_tuple_data(handle, &tuple); + if (rc != CS_SUCCESS) + continue; + rc = pcmcia_parse_tuple(handle, &tuple, &parse); + if (rc != CS_SUCCESS) + continue; + + link->conf.ConfigIndex = parse.cftable_entry.index; + + if (!parse.cftable_entry.io.nwin) + continue; + + link->io.BasePort1 = parse.cftable_entry.io.win[0].base; + link->io.NumPorts1 = parse.cftable_entry.io.win[0].len; + link->io.Attributes1 = IO_DATA_PATH_WIDTH_AUTO; + if (!(parse.cftable_entry.io.flags & CISTPL_IO_8BIT)) + link->io.Attributes1 = IO_DATA_PATH_WIDTH_16; + if (!(parse.cftable_entry.io.flags & CISTPL_IO_16BIT)) + link->io.Attributes1 = IO_DATA_PATH_WIDTH_8; + link->io.IOAddrLines = parse.cftable_entry.io.flags + & CISTPL_IO_LINES_MASK; + rc = pcmcia_request_io(handle, &link->io); + + dev_printk(KERN_INFO, &handle_to_dev(handle), "foo"); + if (rc == CS_SUCCESS) + break; + else + dev_printk(KERN_INFO, &handle_to_dev(handle), + "pcmcia_request_io failed 0x%x\n", rc); + } + if (rc != CS_SUCCESS) + goto cs_release; + + link->conf.IntType = 00000002; + + if ((fail_rc = pcmcia_request_configuration(handle,&link->conf)) + !=CS_SUCCESS) { + fail_fn = RequestConfiguration; + dev_printk(KERN_INFO, &handle_to_dev(handle), + "pcmcia_request_configuration failed 0x%x\n", + fail_rc); + goto cs_release; + } + + dev = link->priv; + sprintf(dev->node.dev_name, DEVICE_NAME "%d", devno); + dev->node.major = major; + dev->node.minor = devno; + dev->node.next = NULL; + link->dev = &dev->node; + link->state &= ~DEV_CONFIG_PENDING; + + DEBUGP(2, dev, "device " DEVICE_NAME "%d at 0x%.4x-0x%.4x\n", devno, + link->io.BasePort1, link->io.BasePort1+link->io.NumPorts1); + DEBUGP(2, dev, "<- reader_config (succ)\n"); + + return; + +cs_failed: + cs_error(handle, fail_fn, fail_rc); +cs_release: + reader_release(link); + link->state &= ~DEV_CONFIG_PENDING; +} + +static int reader_event(event_t event, int priority, + event_callback_args_t *args) +{ + dev_link_t *link; + struct reader_dev *dev; + int devno; + + link = args->client_data; + dev = link->priv; + DEBUGP(3, dev, "-> reader_event\n"); + for (devno = 0; devno < CM_MAX_DEV; devno++) { + if (dev_table[devno] == link) + break; + } + if (devno == CM_MAX_DEV) + return CS_BAD_ADAPTER; + + switch (event) { + case CS_EVENT_CARD_INSERTION: + DEBUGP(5, dev, "CS_EVENT_CARD_INSERTION\n"); + link->state |= DEV_PRESENT | DEV_CONFIG_PENDING; + reader_config(link, devno); + break; + case CS_EVENT_CARD_REMOVAL: + DEBUGP(5, dev, "CS_EVENT_CARD_REMOVAL\n"); + link->state &= ~DEV_PRESENT; + break; + case CS_EVENT_PM_SUSPEND: + DEBUGP(5, dev, "CS_EVENT_PM_SUSPEND " + "(fall-through to CS_EVENT_RESET_PHYSICAL)\n"); + link->state |= DEV_SUSPEND; + + case CS_EVENT_RESET_PHYSICAL: + DEBUGP(5, dev, "CS_EVENT_RESET_PHYSICAL\n"); + if (link->state & DEV_CONFIG) { + DEBUGP(5, dev, "ReleaseConfiguration\n"); + pcmcia_release_configuration(link->handle); + } + break; + case CS_EVENT_PM_RESUME: + DEBUGP(5, dev, "CS_EVENT_PM_RESUME " + "(fall-through to CS_EVENT_CARD_RESET)\n"); + link->state &= ~DEV_SUSPEND; + + case CS_EVENT_CARD_RESET: + DEBUGP(5, dev, "CS_EVENT_CARD_RESET\n"); + if ((link->state & DEV_CONFIG)) { + DEBUGP(5, dev, "RequestConfiguration\n"); + pcmcia_request_configuration(link->handle, + &link->conf); + } + break; + default: + DEBUGP(5, dev, "reader_event: unknown event %.2x\n", + event); + break; + } + DEBUGP(3, dev, "<- reader_event\n"); + return CS_SUCCESS; +} + +static void reader_release(dev_link_t *link) +{ + cm4040_reader_release(link->priv); + pcmcia_release_configuration(link->handle); + pcmcia_release_io(link->handle, &link->io); +} + +static dev_link_t *reader_attach(void) +{ + struct reader_dev *dev; + dev_link_t *link; + client_reg_t client_reg; + int i; + + for (i = 0; i < CM_MAX_DEV; i++) { + if (dev_table[i] == NULL) + break; + } + + if (i == CM_MAX_DEV) + return NULL; + + dev = kzalloc(sizeof(struct reader_dev), GFP_KERNEL); + if (dev == NULL) + return NULL; + + dev->timeout = CCID_DRIVER_MINIMUM_TIMEOUT; + dev->buffer_status = 0; + + link = &dev->link; + link->priv = dev; + + link->conf.IntType = INT_MEMORY_AND_IO; + dev_table[i] = link; + + client_reg.dev_info = &dev_info; + client_reg.Attributes = INFO_IO_CLIENT | INFO_CARD_SHARE; + client_reg.EventMask= + CS_EVENT_CARD_INSERTION | CS_EVENT_CARD_REMOVAL | + CS_EVENT_RESET_PHYSICAL | CS_EVENT_CARD_RESET | + CS_EVENT_PM_SUSPEND | CS_EVENT_PM_RESUME; + client_reg.Version = 0x0210; + client_reg.event_callback_args.client_data = link; + i = pcmcia_register_client(&link->handle, &client_reg); + if (i) { + cs_error(link->handle, RegisterClient, i); + reader_detach(link); + return NULL; + } + init_waitqueue_head(&dev->devq); + init_waitqueue_head(&dev->poll_wait); + init_waitqueue_head(&dev->read_wait); + init_waitqueue_head(&dev->write_wait); + init_timer(&dev->poll_timer); + dev->poll_timer.function = &cm4040_do_poll; + + return link; +} + +static void reader_detach_by_devno(int devno, dev_link_t *link) +{ + struct reader_dev *dev = link->priv; + + if (link->state & DEV_CONFIG) { + DEBUGP(5, dev, "device still configured (try to release it)\n"); + reader_release(link); + } + + pcmcia_deregister_client(link->handle); + dev_table[devno] = NULL; + DEBUGP(5, dev, "freeing dev=%p\n", dev); + cm4040_stop_poll(dev); + kfree(dev); + return; +} + +static void reader_detach(dev_link_t *link) +{ + int i; + + /* find device */ + for (i = 0; i < CM_MAX_DEV; i++) { + if (dev_table[i] == link) + break; + } + if (i == CM_MAX_DEV) + return; + + reader_detach_by_devno(i, link); + return; +} + +static struct file_operations reader_fops = { + .owner = THIS_MODULE, + .read = cm4040_read, + .write = cm4040_write, + .open = cm4040_open, + .release = cm4040_close, + .poll = cm4040_poll, +}; + +static struct pcmcia_device_id cm4040_ids[] = { + PCMCIA_DEVICE_MANF_CARD(0x0223, 0x0200), + PCMCIA_DEVICE_PROD_ID12("OMNIKEY", "CardMan 4040", + 0xE32CDD8C, 0x8F23318B), + PCMCIA_DEVICE_NULL, +}; +MODULE_DEVICE_TABLE(pcmcia, cm4040_ids); + +static struct pcmcia_driver reader_driver = { + .owner = THIS_MODULE, + .drv = { + .name = "cm4040_cs", + }, + .attach = reader_attach, + .detach = reader_detach, + .event = reader_event, + .id_table = cm4040_ids, +}; + +static int __init cm4040_init(void) +{ + printk(KERN_INFO "%s\n", version); + pcmcia_register_driver(&reader_driver); + major = register_chrdev(0, DEVICE_NAME, &reader_fops); + if (major < 0) { + printk(KERN_WARNING MODULE_NAME + ": could not get major number\n"); + return -1; + } + return 0; +} + +static void __exit cm4040_exit(void) +{ + int i; + + printk(KERN_INFO MODULE_NAME ": unloading\n"); + pcmcia_unregister_driver(&reader_driver); + for (i = 0; i < CM_MAX_DEV; i++) { + if (dev_table[i]) + reader_detach_by_devno(i, dev_table[i]); + } + unregister_chrdev(major, DEVICE_NAME); +} + +module_init(cm4040_init); +module_exit(cm4040_exit); +MODULE_LICENSE("Dual BSD/GPL"); diff --git a/trunk/drivers/char/pcmcia/cm4040_cs.h b/trunk/drivers/char/pcmcia/cm4040_cs.h new file mode 100644 index 000000000000..9a8b805c5095 --- /dev/null +++ b/trunk/drivers/char/pcmcia/cm4040_cs.h @@ -0,0 +1,47 @@ +#ifndef _CM4040_H_ +#define _CM4040_H_ + +#define CM_MAX_DEV 4 + +#define DEVICE_NAME "cmx" +#define MODULE_NAME "cm4040_cs" + +#define REG_OFFSET_BULK_OUT 0 +#define REG_OFFSET_BULK_IN 0 +#define REG_OFFSET_BUFFER_STATUS 1 +#define REG_OFFSET_SYNC_CONTROL 2 + +#define BSR_BULK_IN_FULL 0x02 +#define BSR_BULK_OUT_FULL 0x01 + +#define SCR_HOST_TO_READER_START 0x80 +#define SCR_ABORT 0x40 +#define SCR_EN_NOTIFY 0x20 +#define SCR_ACK_NOTIFY 0x10 +#define SCR_READER_TO_HOST_DONE 0x08 +#define SCR_HOST_TO_READER_DONE 0x04 +#define SCR_PULSE_INTERRUPT 0x02 +#define SCR_POWER_DOWN 0x01 + + +#define CMD_PC_TO_RDR_ICCPOWERON 0x62 +#define CMD_PC_TO_RDR_GETSLOTSTATUS 0x65 +#define CMD_PC_TO_RDR_ICCPOWEROFF 0x63 +#define CMD_PC_TO_RDR_SECURE 0x69 +#define CMD_PC_TO_RDR_GETPARAMETERS 0x6C +#define CMD_PC_TO_RDR_RESETPARAMETERS 0x6D +#define CMD_PC_TO_RDR_SETPARAMETERS 0x61 +#define CMD_PC_TO_RDR_XFRBLOCK 0x6F +#define CMD_PC_TO_RDR_ESCAPE 0x6B +#define CMD_PC_TO_RDR_ICCCLOCK 0x6E +#define CMD_PC_TO_RDR_TEST_SECURE 0x74 +#define CMD_PC_TO_RDR_OK_SECURE 0x89 + + +#define CMD_RDR_TO_PC_SLOTSTATUS 0x81 +#define CMD_RDR_TO_PC_DATABLOCK 0x80 +#define CMD_RDR_TO_PC_PARAMETERS 0x82 +#define CMD_RDR_TO_PC_ESCAPE 0x83 +#define CMD_RDR_TO_PC_OK_SECURE 0x89 + +#endif /* _CM4040_H_ */ diff --git a/trunk/drivers/char/synclink.c b/trunk/drivers/char/synclink.c index 82c6abde68df..62aa0e534a6d 100644 --- a/trunk/drivers/char/synclink.c +++ b/trunk/drivers/char/synclink.c @@ -1,7 +1,7 @@ /* * linux/drivers/char/synclink.c * - * $Id: synclink.c,v 4.37 2005/09/07 13:13:19 paulkf Exp $ + * $Id: synclink.c,v 4.38 2005/11/07 16:30:34 paulkf Exp $ * * Device driver for Microgate SyncLink ISA and PCI * high speed multiprotocol serial adapters. @@ -101,6 +101,7 @@ #include #include #include +#include #ifdef CONFIG_HDLC_MODULE #define CONFIG_HDLC 1 @@ -148,6 +149,7 @@ typedef struct _DMABUFFERENTRY u32 link; /* 32-bit flat link to next buffer entry */ char *virt_addr; /* virtual address of data buffer */ u32 phys_entry; /* physical address of this buffer entry */ + dma_addr_t dma_addr; } DMABUFFERENTRY, *DMAPBUFFERENTRY; /* The queue of BH actions to be performed */ @@ -233,7 +235,8 @@ struct mgsl_struct { int ri_chkcount; char *buffer_list; /* virtual address of Rx & Tx buffer lists */ - unsigned long buffer_list_phys; + u32 buffer_list_phys; + dma_addr_t buffer_list_dma_addr; unsigned int rx_buffer_count; /* count of total allocated Rx buffers */ DMABUFFERENTRY *rx_buffer_list; /* list of receive buffer entries */ @@ -896,7 +899,7 @@ module_param_array(txdmabufs, int, NULL, 0); module_param_array(txholdbufs, int, NULL, 0); static char *driver_name = "SyncLink serial driver"; -static char *driver_version = "$Revision: 4.37 $"; +static char *driver_version = "$Revision: 4.38 $"; static int synclink_init_one (struct pci_dev *dev, const struct pci_device_id *ent); @@ -3811,11 +3814,10 @@ static int mgsl_alloc_buffer_list_memory( struct mgsl_struct *info ) /* inspect portions of the buffer while other portions are being */ /* updated by the adapter using Bus Master DMA. */ - info->buffer_list = kmalloc(BUFFERLISTSIZE, GFP_KERNEL | GFP_DMA); - if ( info->buffer_list == NULL ) + info->buffer_list = dma_alloc_coherent(NULL, BUFFERLISTSIZE, &info->buffer_list_dma_addr, GFP_KERNEL); + if (info->buffer_list == NULL) return -ENOMEM; - - info->buffer_list_phys = isa_virt_to_bus(info->buffer_list); + info->buffer_list_phys = (u32)(info->buffer_list_dma_addr); } /* We got the memory for the buffer entry lists. */ @@ -3882,8 +3884,8 @@ static int mgsl_alloc_buffer_list_memory( struct mgsl_struct *info ) */ static void mgsl_free_buffer_list_memory( struct mgsl_struct *info ) { - if ( info->buffer_list && info->bus_type != MGSL_BUS_TYPE_PCI ) - kfree(info->buffer_list); + if (info->buffer_list && info->bus_type != MGSL_BUS_TYPE_PCI) + dma_free_coherent(NULL, BUFFERLISTSIZE, info->buffer_list, info->buffer_list_dma_addr); info->buffer_list = NULL; info->rx_buffer_list = NULL; @@ -3910,7 +3912,7 @@ static void mgsl_free_buffer_list_memory( struct mgsl_struct *info ) static int mgsl_alloc_frame_memory(struct mgsl_struct *info,DMABUFFERENTRY *BufferList,int Buffercount) { int i; - unsigned long phys_addr; + u32 phys_addr; /* Allocate page sized buffers for the receive buffer list */ @@ -3922,11 +3924,10 @@ static int mgsl_alloc_frame_memory(struct mgsl_struct *info,DMABUFFERENTRY *Buff info->last_mem_alloc += DMABUFFERSIZE; } else { /* ISA adapter uses system memory. */ - BufferList[i].virt_addr = - kmalloc(DMABUFFERSIZE, GFP_KERNEL | GFP_DMA); - if ( BufferList[i].virt_addr == NULL ) + BufferList[i].virt_addr = dma_alloc_coherent(NULL, DMABUFFERSIZE, &BufferList[i].dma_addr, GFP_KERNEL); + if (BufferList[i].virt_addr == NULL) return -ENOMEM; - phys_addr = isa_virt_to_bus(BufferList[i].virt_addr); + phys_addr = (u32)(BufferList[i].dma_addr); } BufferList[i].phys_addr = phys_addr; } @@ -3957,7 +3958,7 @@ static void mgsl_free_frame_memory(struct mgsl_struct *info, DMABUFFERENTRY *Buf for ( i = 0 ; i < Buffercount ; i++ ) { if ( BufferList[i].virt_addr ) { if ( info->bus_type != MGSL_BUS_TYPE_PCI ) - kfree(BufferList[i].virt_addr); + dma_free_coherent(NULL, DMABUFFERSIZE, BufferList[i].virt_addr, BufferList[i].dma_addr); BufferList[i].virt_addr = NULL; } } diff --git a/trunk/drivers/char/tpm/tpm.c b/trunk/drivers/char/tpm/tpm.c index 303f15880466..0b283d246730 100644 --- a/trunk/drivers/char/tpm/tpm.c +++ b/trunk/drivers/char/tpm/tpm.c @@ -43,6 +43,13 @@ static void user_reader_timeout(unsigned long ptr) { struct tpm_chip *chip = (struct tpm_chip *) ptr; + schedule_work(&chip->work); +} + +static void timeout_work(void * ptr) +{ + struct tpm_chip *chip = ptr; + down(&chip->buffer_mutex); atomic_set(&chip->data_pending, 0); memset(chip->data_buffer, 0, TPM_BUFSIZE); @@ -428,8 +435,7 @@ ssize_t tpm_read(struct file * file, char __user *buf, ret_size = size; down(&chip->buffer_mutex); - if (copy_to_user - ((void __user *) buf, chip->data_buffer, ret_size)) + if (copy_to_user(buf, chip->data_buffer, ret_size)) ret_size = -EFAULT; up(&chip->buffer_mutex); } @@ -460,7 +466,7 @@ void tpm_remove_hardware(struct device *dev) sysfs_remove_group(&dev->kobj, chip->vendor->attr_group); dev_mask[chip->dev_num / TPM_NUM_MASK_ENTRIES ] &= - !(1 << (chip->dev_num % TPM_NUM_MASK_ENTRIES)); + ~(1 << (chip->dev_num % TPM_NUM_MASK_ENTRIES)); kfree(chip); @@ -528,6 +534,8 @@ int tpm_register_hardware(struct device *dev, struct tpm_vendor_specific *entry) init_MUTEX(&chip->tpm_mutex); INIT_LIST_HEAD(&chip->list); + INIT_WORK(&chip->work, timeout_work, chip); + init_timer(&chip->user_read_timer); chip->user_read_timer.function = user_reader_timeout; chip->user_read_timer.data = (unsigned long) chip; diff --git a/trunk/drivers/char/tpm/tpm.h b/trunk/drivers/char/tpm/tpm.h index 9293bcc4dc62..159882ca69dd 100644 --- a/trunk/drivers/char/tpm/tpm.h +++ b/trunk/drivers/char/tpm/tpm.h @@ -50,7 +50,11 @@ struct tpm_vendor_specific { u8 req_complete_mask; u8 req_complete_val; u8 req_canceled; - u16 base; /* TPM base address */ + void __iomem *iobase; /* ioremapped address */ + unsigned long base; /* TPM base address */ + + int region_size; + int have_region; int (*recv) (struct tpm_chip *, u8 *, size_t); int (*send) (struct tpm_chip *, u8 *, size_t); @@ -73,6 +77,7 @@ struct tpm_chip { struct semaphore buffer_mutex; struct timer_list user_read_timer; /* user needs to claim result */ + struct work_struct work; struct semaphore tpm_mutex; /* tpm is processing */ struct tpm_vendor_specific *vendor; diff --git a/trunk/drivers/char/tpm/tpm_atmel.c b/trunk/drivers/char/tpm/tpm_atmel.c index 32e01450c425..deb4b5c80914 100644 --- a/trunk/drivers/char/tpm/tpm_atmel.c +++ b/trunk/drivers/char/tpm/tpm_atmel.c @@ -19,14 +19,8 @@ * */ -#include #include "tpm.h" - -/* Atmel definitions */ -enum tpm_atmel_addr { - TPM_ATMEL_BASE_ADDR_LO = 0x08, - TPM_ATMEL_BASE_ADDR_HI = 0x09 -}; +#include "tpm_atmel.h" /* write status bits */ enum tpm_atmel_write_status { @@ -53,13 +47,13 @@ static int tpm_atml_recv(struct tpm_chip *chip, u8 *buf, size_t count) return -EIO; for (i = 0; i < 6; i++) { - status = inb(chip->vendor->base + 1); + status = atmel_getb(chip, 1); if ((status & ATML_STATUS_DATA_AVAIL) == 0) { dev_err(chip->dev, "error reading header\n"); return -EIO; } - *buf++ = inb(chip->vendor->base); + *buf++ = atmel_getb(chip, 0); } /* size of the data received */ @@ -70,7 +64,7 @@ static int tpm_atml_recv(struct tpm_chip *chip, u8 *buf, size_t count) dev_err(chip->dev, "Recv size(%d) less than available space\n", size); for (; i < size; i++) { /* clear the waiting data anyway */ - status = inb(chip->vendor->base + 1); + status = atmel_getb(chip, 1); if ((status & ATML_STATUS_DATA_AVAIL) == 0) { dev_err(chip->dev, "error reading data\n"); @@ -82,17 +76,17 @@ static int tpm_atml_recv(struct tpm_chip *chip, u8 *buf, size_t count) /* read all the data available */ for (; i < size; i++) { - status = inb(chip->vendor->base + 1); + status = atmel_getb(chip, 1); if ((status & ATML_STATUS_DATA_AVAIL) == 0) { dev_err(chip->dev, "error reading data\n"); return -EIO; } - *buf++ = inb(chip->vendor->base); + *buf++ = atmel_getb(chip, 0); } /* make sure data available is gone */ - status = inb(chip->vendor->base + 1); + status = atmel_getb(chip, 1); if (status & ATML_STATUS_DATA_AVAIL) { dev_err(chip->dev, "data available is stuck\n"); return -EIO; @@ -108,7 +102,7 @@ static int tpm_atml_send(struct tpm_chip *chip, u8 *buf, size_t count) dev_dbg(chip->dev, "tpm_atml_send:\n"); for (i = 0; i < count; i++) { dev_dbg(chip->dev, "%d 0x%x(%d)\n", i, buf[i], buf[i]); - outb(buf[i], chip->vendor->base); + atmel_putb(buf[i], chip, 0); } return count; @@ -116,12 +110,12 @@ static int tpm_atml_send(struct tpm_chip *chip, u8 *buf, size_t count) static void tpm_atml_cancel(struct tpm_chip *chip) { - outb(ATML_STATUS_ABORT, chip->vendor->base + 1); + atmel_putb(ATML_STATUS_ABORT, chip, 1); } static u8 tpm_atml_status(struct tpm_chip *chip) { - return inb(chip->vendor->base + 1); + return atmel_getb(chip, 1); } static struct file_operations atmel_ops = { @@ -162,12 +156,16 @@ static struct tpm_vendor_specific tpm_atmel = { static struct platform_device *pdev; -static void __devexit tpm_atml_remove(struct device *dev) +static void atml_plat_remove(void) { - struct tpm_chip *chip = dev_get_drvdata(dev); + struct tpm_chip *chip = dev_get_drvdata(&pdev->dev); + if (chip) { - release_region(chip->vendor->base, 2); + if (chip->vendor->have_region) + atmel_release_region(chip->vendor->base, chip->vendor->region_size); + atmel_put_base_addr(chip->vendor); tpm_remove_hardware(chip->dev); + platform_device_unregister(pdev); } } @@ -182,72 +180,40 @@ static struct device_driver atml_drv = { static int __init init_atmel(void) { int rc = 0; - int lo, hi; driver_register(&atml_drv); - lo = tpm_read_index(TPM_ADDR, TPM_ATMEL_BASE_ADDR_LO); - hi = tpm_read_index(TPM_ADDR, TPM_ATMEL_BASE_ADDR_HI); - - tpm_atmel.base = (hi<<8)|lo; - - /* verify that it is an Atmel part */ - if (tpm_read_index(TPM_ADDR, 4) != 'A' || tpm_read_index(TPM_ADDR, 5) != 'T' - || tpm_read_index(TPM_ADDR, 6) != 'M' || tpm_read_index(TPM_ADDR, 7) != 'L') { - return -ENODEV; - } - - /* verify chip version number is 1.1 */ - if ( (tpm_read_index(TPM_ADDR, 0x00) != 0x01) || - (tpm_read_index(TPM_ADDR, 0x01) != 0x01 )) - return -ENODEV; - - pdev = kzalloc(sizeof(struct platform_device), GFP_KERNEL); - if ( !pdev ) - return -ENOMEM; - - pdev->name = "tpm_atmel0"; - pdev->id = -1; - pdev->num_resources = 0; - pdev->dev.release = tpm_atml_remove; - pdev->dev.driver = &atml_drv; - - if ((rc = platform_device_register(pdev)) < 0) { - kfree(pdev); - pdev = NULL; - return rc; + if (atmel_get_base_addr(&tpm_atmel) != 0) { + rc = -ENODEV; + goto err_unreg_drv; } - if (request_region(tpm_atmel.base, 2, "tpm_atmel0") == NULL ) { - platform_device_unregister(pdev); - kfree(pdev); - pdev = NULL; - return -EBUSY; - } + tpm_atmel.have_region = (atmel_request_region( tpm_atmel.base, tpm_atmel.region_size, "tpm_atmel0") == NULL) ? 0 : 1; - if ((rc = tpm_register_hardware(&pdev->dev, &tpm_atmel)) < 0) { - release_region(tpm_atmel.base, 2); - platform_device_unregister(pdev); - kfree(pdev); - pdev = NULL; - return rc; + if (IS_ERR(pdev = platform_device_register_simple("tpm_atmel", -1, NULL, 0 ))) { + rc = PTR_ERR(pdev); + goto err_rel_reg; } - dev_info(&pdev->dev, "Atmel TPM 1.1, Base Address: 0x%x\n", - tpm_atmel.base); + if ((rc = tpm_register_hardware(&pdev->dev, &tpm_atmel)) < 0) + goto err_unreg_dev; return 0; + +err_unreg_dev: + platform_device_unregister(pdev); +err_rel_reg: + if (tpm_atmel.have_region) + atmel_release_region(tpm_atmel.base, tpm_atmel.region_size); + atmel_put_base_addr(&tpm_atmel); +err_unreg_drv: + driver_unregister(&atml_drv); + return rc; } static void __exit cleanup_atmel(void) { - if (pdev) { - tpm_atml_remove(&pdev->dev); - platform_device_unregister(pdev); - kfree(pdev); - pdev = NULL; - } - driver_unregister(&atml_drv); + atml_plat_remove(); } module_init(init_atmel); diff --git a/trunk/drivers/char/tpm/tpm_atmel.h b/trunk/drivers/char/tpm/tpm_atmel.h new file mode 100644 index 000000000000..3c5b9a8d1c49 --- /dev/null +++ b/trunk/drivers/char/tpm/tpm_atmel.h @@ -0,0 +1,129 @@ +/* + * Copyright (C) 2005 IBM Corporation + * + * Authors: + * Kylene Hall + * + * Maintained by: + * + * Device driver for TCG/TCPA TPM (trusted platform module). + * Specifications at www.trustedcomputinggroup.org + * + * This program is free software; you can redistribute it and/or + * modify it under the terms of the GNU General Public License as + * published by the Free Software Foundation, version 2 of the + * License. + * + * These difference are required on power because the device must be + * discovered through the device tree and iomap must be used to get + * around the need for holes in the io_page_mask. This does not happen + * automatically because the tpm is not a normal pci device and lives + * under the root node. + * + */ + +#ifdef CONFIG_PPC64 +#define atmel_getb(chip, offset) readb(chip->vendor->iobase + offset); +#define atmel_putb(val, chip, offset) writeb(val, chip->vendor->iobase + offset) +#define atmel_request_region request_mem_region +#define atmel_release_region release_mem_region +static inline void atmel_put_base_addr(struct tpm_vendor_specific *vendor) +{ + iounmap(vendor->iobase); +} + +static int atmel_get_base_addr(struct tpm_vendor_specific *vendor) +{ + struct device_node *dn; + unsigned long address, size; + unsigned int *reg; + int reglen; + int naddrc; + int nsizec; + + dn = of_find_node_by_name(NULL, "tpm"); + + if (!dn) + return 1; + + if (!device_is_compatible(dn, "AT97SC3201")) { + of_node_put(dn); + return 1; + } + + reg = (unsigned int *) get_property(dn, "reg", ®len); + naddrc = prom_n_addr_cells(dn); + nsizec = prom_n_size_cells(dn); + + of_node_put(dn); + + + if (naddrc == 2) + address = ((unsigned long) reg[0] << 32) | reg[1]; + else + address = reg[0]; + + if (nsizec == 2) + size = + ((unsigned long) reg[naddrc] << 32) | reg[naddrc + 1]; + else + size = reg[naddrc]; + + vendor->base = address; + vendor->region_size = size; + vendor->iobase = ioremap(address, size); + return 0; +} +#else +#define atmel_getb(chip, offset) inb(chip->vendor->base + offset) +#define atmel_putb(val, chip, offset) outb(val, chip->vendor->base + offset) +#define atmel_request_region request_region +#define atmel_release_region release_region +/* Atmel definitions */ +enum tpm_atmel_addr { + TPM_ATMEL_BASE_ADDR_LO = 0x08, + TPM_ATMEL_BASE_ADDR_HI = 0x09 +}; + +/* Verify this is a 1.1 Atmel TPM */ +static int atmel_verify_tpm11(void) +{ + + /* verify that it is an Atmel part */ + if (tpm_read_index(TPM_ADDR, 4) != 'A' || + tpm_read_index(TPM_ADDR, 5) != 'T' || + tpm_read_index(TPM_ADDR, 6) != 'M' || + tpm_read_index(TPM_ADDR, 7) != 'L') + return 1; + + /* query chip for its version number */ + if (tpm_read_index(TPM_ADDR, 0x00) != 1 || + tpm_read_index(TPM_ADDR, 0x01) != 1) + return 1; + + /* This is an atmel supported part */ + return 0; +} + +static inline void atmel_put_base_addr(struct tpm_vendor_specific *vendor) +{ +} + +/* Determine where to talk to device */ +static unsigned long atmel_get_base_addr(struct tpm_vendor_specific + *vendor) +{ + int lo, hi; + + if (atmel_verify_tpm11() != 0) + return 1; + + lo = tpm_read_index(TPM_ADDR, TPM_ATMEL_BASE_ADDR_LO); + hi = tpm_read_index(TPM_ADDR, TPM_ATMEL_BASE_ADDR_HI); + + vendor->base = (hi << 8) | lo; + vendor->region_size = 2; + + return 0; +} +#endif diff --git a/trunk/drivers/char/watchdog/booke_wdt.c b/trunk/drivers/char/watchdog/booke_wdt.c index abc30cca6645..65830ec71042 100644 --- a/trunk/drivers/char/watchdog/booke_wdt.c +++ b/trunk/drivers/char/watchdog/booke_wdt.c @@ -4,7 +4,7 @@ * Watchdog timer for PowerPC Book-E systems * * Author: Matthew McClintock - * Maintainer: Kumar Gala + * Maintainer: Kumar Gala * * Copyright 2005 Freescale Semiconductor Inc. * diff --git a/trunk/drivers/ide/pci/sl82c105.c b/trunk/drivers/ide/pci/sl82c105.c index ea0806c82be0..8a5c7b286b2b 100644 --- a/trunk/drivers/ide/pci/sl82c105.c +++ b/trunk/drivers/ide/pci/sl82c105.c @@ -399,34 +399,6 @@ static unsigned int __devinit init_chipset_sl82c105(struct pci_dev *dev, const c return dev->irq; } -static void __devinit init_dma_sl82c105(ide_hwif_t *hwif, unsigned long dma_base) -{ - unsigned int rev; - u8 dma_state; - - DBG(("init_dma_sl82c105(hwif: ide%d, dma_base: 0x%08x)\n", hwif->index, dma_base)); - - hwif->autodma = 0; - - if (!dma_base) - return; - - dma_state = hwif->INB(dma_base + 2); - rev = sl82c105_bridge_revision(hwif->pci_dev); - if (rev <= 5) { - printk(" %s: Winbond 553 bridge revision %d, BM-DMA disabled\n", - hwif->name, rev); - dma_state &= ~0x60; - } else { - dma_state |= 0x60; - if (!noautodma) - hwif->autodma = 1; - } - hwif->OUTB(dma_state, dma_base + 2); - - ide_setup_dma(hwif, dma_base, 8); -} - /* * Initialise the chip */ @@ -434,6 +406,8 @@ static void __devinit init_dma_sl82c105(ide_hwif_t *hwif, unsigned long dma_base static void __devinit init_hwif_sl82c105(ide_hwif_t *hwif) { struct pci_dev *dev = hwif->pci_dev; + unsigned int rev; + u8 dma_state; u32 val; DBG(("init_hwif_sl82c105(hwif: ide%d)\n", hwif->index)); @@ -455,33 +429,54 @@ static void __devinit init_hwif_sl82c105(ide_hwif_t *hwif) pci_read_config_dword(dev, 0x40, &val); *((u32 *)&hwif->hwif_data) = val; + hwif->atapi_dma = 0; + hwif->mwdma_mask = 0; + hwif->swdma_mask = 0; + hwif->autodma = 0; + if (!hwif->dma_base) return; - hwif->atapi_dma = 1; - hwif->mwdma_mask = 0x07; - hwif->swdma_mask = 0x07; - + dma_state = hwif->INB(hwif->dma_base + 2) & ~0x60; + rev = sl82c105_bridge_revision(hwif->pci_dev); + if (rev <= 5) { + /* + * Never ever EVER under any circumstances enable + * DMA when the bridge is this old. + */ + printk(" %s: Winbond 553 bridge revision %d, BM-DMA disabled\n", + hwif->name, rev); + } else { #ifdef CONFIG_BLK_DEV_IDEDMA - hwif->ide_dma_check = &sl82c105_check_drive; - hwif->ide_dma_on = &sl82c105_ide_dma_on; - hwif->ide_dma_off_quietly = &sl82c105_ide_dma_off_quietly; - hwif->ide_dma_lostirq = &sl82c105_ide_dma_lost_irq; - hwif->dma_start = &sl82c105_ide_dma_start; - hwif->ide_dma_timeout = &sl82c105_ide_dma_timeout; - - if (!noautodma) - hwif->autodma = 1; - hwif->drives[0].autodma = hwif->autodma; - hwif->drives[1].autodma = hwif->autodma; + dma_state |= 0x60; + + hwif->atapi_dma = 1; + hwif->mwdma_mask = 0x07; + hwif->swdma_mask = 0x07; + + hwif->ide_dma_check = &sl82c105_check_drive; + hwif->ide_dma_on = &sl82c105_ide_dma_on; + hwif->ide_dma_off_quietly = &sl82c105_ide_dma_off_quietly; + hwif->ide_dma_lostirq = &sl82c105_ide_dma_lost_irq; + hwif->dma_start = &sl82c105_ide_dma_start; + hwif->ide_dma_timeout = &sl82c105_ide_dma_timeout; + + if (!noautodma) + hwif->autodma = 1; + hwif->drives[0].autodma = hwif->autodma; + hwif->drives[1].autodma = hwif->autodma; + + if (hwif->mate) + hwif->serialized = hwif->mate->serialized = 1; #endif /* CONFIG_BLK_DEV_IDEDMA */ + } + hwif->OUTB(dma_state, hwif->dma_base + 2); } static ide_pci_device_t sl82c105_chipset __devinitdata = { .name = "W82C105", .init_chipset = init_chipset_sl82c105, .init_hwif = init_hwif_sl82c105, - .init_dma = init_dma_sl82c105, .channels = 2, .autodma = NOAUTODMA, .enablebits = {{0x40,0x01,0x01}, {0x40,0x10,0x10}}, diff --git a/trunk/drivers/ide/ppc/pmac.c b/trunk/drivers/ide/ppc/pmac.c index b3e65a65d202..136911a86e84 100644 --- a/trunk/drivers/ide/ppc/pmac.c +++ b/trunk/drivers/ide/ppc/pmac.c @@ -1667,11 +1667,16 @@ static struct macio_driver pmac_ide_macio_driver = }; static struct pci_device_id pmac_ide_pci_match[] = { - { PCI_VENDOR_ID_APPLE, PCI_DEVICE_ID_APPLE_UNI_N_ATA, PCI_ANY_ID, PCI_ANY_ID, 0, 0, 0}, - { PCI_VENDOR_ID_APPLE, PCI_DEVICE_ID_APPLE_IPID_ATA100, PCI_ANY_ID, PCI_ANY_ID, 0, 0, 0}, - { PCI_VENDOR_ID_APPLE, PCI_DEVICE_ID_APPLE_K2_ATA100, PCI_ANY_ID, PCI_ANY_ID, 0, 0, 0}, + { PCI_VENDOR_ID_APPLE, PCI_DEVICE_ID_APPLE_UNI_N_ATA, + PCI_ANY_ID, PCI_ANY_ID, 0, 0, 0}, + { PCI_VENDOR_ID_APPLE, PCI_DEVICE_ID_APPLE_IPID_ATA100, + PCI_ANY_ID, PCI_ANY_ID, 0, 0, 0}, + { PCI_VENDOR_ID_APPLE, PCI_DEVICE_ID_APPLE_K2_ATA100, + PCI_ANY_ID, PCI_ANY_ID, 0, 0, 0}, { PCI_VENDOR_ID_APPLE, PCI_DEVICE_ID_APPLE_SH_ATA, PCI_ANY_ID, PCI_ANY_ID, 0, 0, 0}, + { PCI_VENDOR_ID_APPLE, PCI_DEVICE_ID_APPLE_IPID2_ATA, + PCI_ANY_ID, PCI_ANY_ID, 0, 0, 0}, }; static struct pci_driver pmac_ide_pci_driver = { diff --git a/trunk/drivers/media/common/ir-common.c b/trunk/drivers/media/common/ir-common.c index 4b71fd6f7aed..7972c73bc14e 100644 --- a/trunk/drivers/media/common/ir-common.c +++ b/trunk/drivers/media/common/ir-common.c @@ -126,6 +126,66 @@ IR_KEYTAB_TYPE ir_codes_winfast[IR_KEYTAB_SIZE] = { }; EXPORT_SYMBOL_GPL(ir_codes_winfast); +IR_KEYTAB_TYPE ir_codes_pinnacle[IR_KEYTAB_SIZE] = { + [ 0x59 ] = KEY_MUTE, + [ 0x4a ] = KEY_POWER, + + [ 0x18 ] = KEY_TEXT, + [ 0x26 ] = KEY_TV, + [ 0x3d ] = KEY_PRINT, + + [ 0x48 ] = KEY_RED, + [ 0x04 ] = KEY_GREEN, + [ 0x11 ] = KEY_YELLOW, + [ 0x00 ] = KEY_BLUE, + + [ 0x2d ] = KEY_VOLUMEUP, + [ 0x1e ] = KEY_VOLUMEDOWN, + + [ 0x49 ] = KEY_MENU, + + [ 0x16 ] = KEY_CHANNELUP, + [ 0x17 ] = KEY_CHANNELDOWN, + + [ 0x20 ] = KEY_UP, + [ 0x21 ] = KEY_DOWN, + [ 0x22 ] = KEY_LEFT, + [ 0x23 ] = KEY_RIGHT, + [ 0x0d ] = KEY_SELECT, + + + + [ 0x08 ] = KEY_BACK, + [ 0x07 ] = KEY_REFRESH, + + [ 0x2f ] = KEY_ZOOM, + [ 0x29 ] = KEY_RECORD, + + [ 0x4b ] = KEY_PAUSE, + [ 0x4d ] = KEY_REWIND, + [ 0x2e ] = KEY_PLAY, + [ 0x4e ] = KEY_FORWARD, + [ 0x53 ] = KEY_PREVIOUS, + [ 0x4c ] = KEY_STOP, + [ 0x54 ] = KEY_NEXT, + + [ 0x69 ] = KEY_KP0, + [ 0x6a ] = KEY_KP1, + [ 0x6b ] = KEY_KP2, + [ 0x6c ] = KEY_KP3, + [ 0x6d ] = KEY_KP4, + [ 0x6e ] = KEY_KP5, + [ 0x6f ] = KEY_KP6, + [ 0x70 ] = KEY_KP7, + [ 0x71 ] = KEY_KP8, + [ 0x72 ] = KEY_KP9, + + [ 0x74 ] = KEY_CHANNEL, + [ 0x0a ] = KEY_BACKSPACE, +}; + +EXPORT_SYMBOL_GPL(ir_codes_pinnacle); + /* empty keytable, can be used as placeholder for not-yet created keytables */ IR_KEYTAB_TYPE ir_codes_empty[IR_KEYTAB_SIZE] = { [ 42 ] = KEY_COFFEE, diff --git a/trunk/drivers/media/video/Kconfig b/trunk/drivers/media/video/Kconfig index 199b01188858..1a3b3c7e5e99 100644 --- a/trunk/drivers/media/video/Kconfig +++ b/trunk/drivers/media/video/Kconfig @@ -333,4 +333,18 @@ config VIDEO_M32R_AR_M64278 Say Y here to use the Renesas M64278E-800 camera module, which supports VGA(640x480 pixcels) size of images. +config VIDEO_AUDIO_DECODER + tristate "Add support for additional audio chipsets" + depends on VIDEO_DEV && I2C && EXPERIMENTAL + ---help--- + Say Y here to compile drivers for WM8775 and CS53L32A audio + decoders. + +config VIDEO_DECODER + tristate "Add support for additional video chipsets" + depends on VIDEO_DEV && I2C && EXPERIMENTAL + ---help--- + Say Y here to compile drivers for SAA7115, SAA7127 and CX25840 + video decoders. + endmenu diff --git a/trunk/drivers/media/video/Makefile b/trunk/drivers/media/video/Makefile index 3ac465992400..82060f9909d8 100644 --- a/trunk/drivers/media/video/Makefile +++ b/trunk/drivers/media/video/Makefile @@ -36,10 +36,11 @@ obj-$(CONFIG_VIDEO_CPIA) += cpia.o obj-$(CONFIG_VIDEO_CPIA_PP) += cpia_pp.o obj-$(CONFIG_VIDEO_CPIA_USB) += cpia_usb.o obj-$(CONFIG_VIDEO_MEYE) += meye.o -obj-$(CONFIG_VIDEO_SAA7134) += saa7134/ +obj-$(CONFIG_VIDEO_SAA7134) += ir-kbd-i2c.o saa7134/ obj-$(CONFIG_VIDEO_CX88) += cx88/ obj-$(CONFIG_VIDEO_EM28XX) += em28xx/ obj-$(CONFIG_VIDEO_EM28XX) += saa711x.o tvp5150.o +obj-$(CONFIG_VIDEO_AUDIO_DECODER) += wm8775.o cs53l32a.o obj-$(CONFIG_VIDEO_OVCAMCHIP) += ovcamchip/ obj-$(CONFIG_VIDEO_MXB) += saa7111.o tuner.o tda9840.o tea6415c.o tea6420.o mxb.o obj-$(CONFIG_VIDEO_HEXIUM_ORION) += hexium_orion.o @@ -55,4 +56,6 @@ obj-$(CONFIG_VIDEO_TVEEPROM) += tveeprom.o obj-$(CONFIG_VIDEO_M32R_AR_M64278) += arv.o +obj-$(CONFIG_VIDEO_DECODER) += saa7115.o cx25840/ saa7127.o + EXTRA_CFLAGS += -I$(srctree)/drivers/media/dvb/dvb-core diff --git a/trunk/drivers/media/video/bttv-cards.c b/trunk/drivers/media/video/bttv-cards.c index 3413bace443a..e31ebb11c468 100644 --- a/trunk/drivers/media/video/bttv-cards.c +++ b/trunk/drivers/media/video/bttv-cards.c @@ -2133,7 +2133,10 @@ struct tvcard bttv_tvcards[] = { .tuner_addr = ADDR_UNSET, .radio_addr = ADDR_UNSET, .has_dvb = 1, + .has_remote = 1, + .gpiomask = 0x1b, .no_gpioirq = 1, + .any_irq = 1, }, [BTTV_BOARD_PV143] = { /* Jorge Boncompte - DTI2 */ @@ -2796,7 +2799,24 @@ struct tvcard bttv_tvcards[] = { .tuner_addr = ADDR_UNSET, .radio_addr = ADDR_UNSET, }, - + /* ---- card 0x8e ---------------------------------- */ + [BTTV_BOARD_SABRENT_TVFM] = { + .name = "Sabrent TV-FM (bttv version)", + .video_inputs = 3, + .audio_inputs = 1, + .tuner = 0, + .svhs = 2, + .gpiomask = 0x108007, + .muxsel = { 2, 3, 1, 1}, + .audiomux = { 100000, 100002, 100002, 100000}, + .no_msp34xx = 1, + .no_tda9875 = 1, + .no_tda7432 = 1, + .pll = PLL_28, + .tuner_type = TUNER_TNF_5335MF, + .tuner_addr = ADDR_UNSET, + .has_radio = 1, + }, }; static const unsigned int bttv_num_tvcards = ARRAY_SIZE(bttv_tvcards); @@ -3367,6 +3387,8 @@ void __devinit bttv_init_card2(struct bttv *btv) btv->has_remote=1; if (!bttv_tvcards[btv->c.type].no_gpioirq) btv->gpioirq=1; + if (bttv_tvcards[btv->c.type].any_irq) + btv->any_irq = 1; if (bttv_tvcards[btv->c.type].audio_hook) btv->audio_hook=bttv_tvcards[btv->c.type].audio_hook; diff --git a/trunk/drivers/media/video/bttv-driver.c b/trunk/drivers/media/video/bttv-driver.c index 0005741d5514..709099f03bd2 100644 --- a/trunk/drivers/media/video/bttv-driver.c +++ b/trunk/drivers/media/video/bttv-driver.c @@ -3667,6 +3667,10 @@ static irqreturn_t bttv_irq(int irq, void *dev_id, struct pt_regs * regs) int handled = 0; btv=(struct bttv *)dev_id; + + if (btv->any_irq) + handled = bttv_any_irq(&btv->c); + count=0; while (1) { /* get/clear interrupt status bits */ diff --git a/trunk/drivers/media/video/bttv-gpio.c b/trunk/drivers/media/video/bttv-gpio.c index 575ce8b8e714..616a5b7e510c 100644 --- a/trunk/drivers/media/video/bttv-gpio.c +++ b/trunk/drivers/media/video/bttv-gpio.c @@ -113,6 +113,24 @@ void bttv_gpio_irq(struct bttv_core *core) } } +int bttv_any_irq(struct bttv_core *core) +{ + struct bttv_sub_driver *drv; + struct bttv_sub_device *dev; + struct list_head *item; + int handled = 0; + + list_for_each(item,&core->subs) { + dev = list_entry(item,struct bttv_sub_device,list); + drv = to_bttv_sub_drv(dev->dev.driver); + if (drv && drv->any_irq) { + if (drv->any_irq(dev)) + handled = 1; + } + } + return handled; +} + /* ----------------------------------------------------------------------- */ /* external: sub-driver register/unregister */ diff --git a/trunk/drivers/media/video/bttv.h b/trunk/drivers/media/video/bttv.h index 124ea41dada4..93298f06e019 100644 --- a/trunk/drivers/media/video/bttv.h +++ b/trunk/drivers/media/video/bttv.h @@ -162,6 +162,7 @@ #define BTTV_BOARD_PV_M4900 0x8b #define BTTV_BOARD_OSPREY440 0x8c #define BTTV_BOARD_ASOUND_SKYEYE 0x8d +#define BTTV_BOARD_SABRENT_TVFM 0x8e /* i2c address list */ #define I2C_TSA5522 0xc2 @@ -234,6 +235,7 @@ struct tvcard unsigned int has_dvb:1; unsigned int has_remote:1; unsigned int no_gpioirq:1; + unsigned int any_irq:1; /* other settings */ unsigned int pll; @@ -333,6 +335,7 @@ struct bttv_sub_driver { struct device_driver drv; char wanted[BUS_ID_SIZE]; void (*gpio_irq)(struct bttv_sub_device *sub); + int (*any_irq)(struct bttv_sub_device *sub); }; #define to_bttv_sub_drv(x) container_of((x), struct bttv_sub_driver, drv) diff --git a/trunk/drivers/media/video/bttvp.h b/trunk/drivers/media/video/bttvp.h index 386f546f7d11..3aa9c6e4fc33 100644 --- a/trunk/drivers/media/video/bttvp.h +++ b/trunk/drivers/media/video/bttvp.h @@ -208,6 +208,7 @@ extern struct bus_type bttv_sub_bus_type; int bttv_sub_add_device(struct bttv_core *core, char *name); int bttv_sub_del_devices(struct bttv_core *core); void bttv_gpio_irq(struct bttv_core *core); +int bttv_any_irq(struct bttv_core *core); /* ---------------------------------------------------------- */ @@ -273,6 +274,7 @@ struct bttv { struct bttv_pll_info pll; int triton1; int gpioirq; + int any_irq; int use_i2c_hw; /* old gpio interface */ diff --git a/trunk/drivers/media/video/cx25840/Makefile b/trunk/drivers/media/video/cx25840/Makefile new file mode 100644 index 000000000000..543ebacdc9d7 --- /dev/null +++ b/trunk/drivers/media/video/cx25840/Makefile @@ -0,0 +1,6 @@ +cx25840-objs := cx25840-core.o cx25840-audio.o cx25840-firmware.o \ + cx25840-vbi.o + +obj-$(CONFIG_VIDEO_DECODER) += cx25840.o + +EXTRA_CFLAGS += -I$(src)/.. diff --git a/trunk/drivers/media/video/cx25840/cx25840-audio.c b/trunk/drivers/media/video/cx25840/cx25840-audio.c new file mode 100644 index 000000000000..740908f8027d --- /dev/null +++ b/trunk/drivers/media/video/cx25840/cx25840-audio.c @@ -0,0 +1,368 @@ +/* cx25840 audio functions + * + * This program is free software; you can redistribute it and/or + * modify it under the terms of the GNU General Public License + * as published by the Free Software Foundation; either version 2 + * of the License, or (at your option) any later version. + * + * This program is distributed in the hope that it will be useful, + * but WITHOUT ANY WARRANTY; without even the implied warranty of + * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the + * GNU General Public License for more details. + * + * You should have received a copy of the GNU General Public License + * along with this program; if not, write to the Free Software + * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA. + */ + + +#include +#include +#include +#include + +#include "cx25840.h" + +inline static int set_audclk_freq(struct i2c_client *client, + enum v4l2_audio_clock_freq freq) +{ + struct cx25840_state *state = i2c_get_clientdata(client); + + /* assert soft reset */ + cx25840_and_or(client, 0x810, ~0x1, 0x01); + + /* common for all inputs and rates */ + /* SA_MCLK_SEL=1, SA_MCLK_DIV=0x10 */ + cx25840_write(client, 0x127, 0x50); + + switch (state->audio_input) { + case AUDIO_TUNER: + switch (freq) { + case V4L2_AUDCLK_32_KHZ: + /* VID_PLL and AUX_PLL */ + cx25840_write4(client, 0x108, 0x0f040610); + + /* AUX_PLL_FRAC */ + cx25840_write4(client, 0x110, 0xee39bb01); + + /* src3/4/6_ctl = 0x0801f77f */ + cx25840_write4(client, 0x900, 0x7ff70108); + cx25840_write4(client, 0x904, 0x7ff70108); + cx25840_write4(client, 0x90c, 0x7ff70108); + break; + + case V4L2_AUDCLK_441_KHZ: + /* VID_PLL and AUX_PLL */ + cx25840_write4(client, 0x108, 0x0f040910); + + /* AUX_PLL_FRAC */ + cx25840_write4(client, 0x110, 0xd66bec00); + + /* src3/4/6_ctl = 0x08016d59 */ + cx25840_write4(client, 0x900, 0x596d0108); + cx25840_write4(client, 0x904, 0x596d0108); + cx25840_write4(client, 0x90c, 0x596d0108); + break; + + case V4L2_AUDCLK_48_KHZ: + /* VID_PLL and AUX_PLL */ + cx25840_write4(client, 0x108, 0x0f040a10); + + /* AUX_PLL_FRAC */ + cx25840_write4(client, 0x110, 0xe5d69800); + + /* src3/4/6_ctl = 0x08014faa */ + cx25840_write4(client, 0x900, 0xaa4f0108); + cx25840_write4(client, 0x904, 0xaa4f0108); + cx25840_write4(client, 0x90c, 0xaa4f0108); + break; + } + break; + + case AUDIO_EXTERN_1: + case AUDIO_EXTERN_2: + case AUDIO_INTERN: + case AUDIO_RADIO: + switch (freq) { + case V4L2_AUDCLK_32_KHZ: + /* VID_PLL and AUX_PLL */ + cx25840_write4(client, 0x108, 0x0f04081e); + + /* AUX_PLL_FRAC */ + cx25840_write4(client, 0x110, 0x69082a01); + + /* src1_ctl = 0x08010000 */ + cx25840_write4(client, 0x8f8, 0x00000108); + + /* src3/4/6_ctl = 0x08020000 */ + cx25840_write4(client, 0x900, 0x00000208); + cx25840_write4(client, 0x904, 0x00000208); + cx25840_write4(client, 0x90c, 0x00000208); + + /* SA_MCLK_SEL=1, SA_MCLK_DIV=0x14 */ + cx25840_write(client, 0x127, 0x54); + break; + + case V4L2_AUDCLK_441_KHZ: + /* VID_PLL and AUX_PLL */ + cx25840_write4(client, 0x108, 0x0f040918); + + /* AUX_PLL_FRAC */ + cx25840_write4(client, 0x110, 0xd66bec00); + + /* src1_ctl = 0x08010000 */ + cx25840_write4(client, 0x8f8, 0xcd600108); + + /* src3/4/6_ctl = 0x08020000 */ + cx25840_write4(client, 0x900, 0x85730108); + cx25840_write4(client, 0x904, 0x85730108); + cx25840_write4(client, 0x90c, 0x85730108); + break; + + case V4L2_AUDCLK_48_KHZ: + /* VID_PLL and AUX_PLL */ + cx25840_write4(client, 0x108, 0x0f040a18); + + /* AUX_PLL_FRAC */ + cx25840_write4(client, 0x110, 0xe5d69800); + + /* src1_ctl = 0x08010000 */ + cx25840_write4(client, 0x8f8, 0x00800108); + + /* src3/4/6_ctl = 0x08020000 */ + cx25840_write4(client, 0x900, 0x55550108); + cx25840_write4(client, 0x904, 0x55550108); + cx25840_write4(client, 0x90c, 0x55550108); + break; + } + break; + } + + /* deassert soft reset */ + cx25840_and_or(client, 0x810, ~0x1, 0x00); + + state->audclk_freq = freq; + + return 0; +} + +static int set_input(struct i2c_client *client, int audio_input) +{ + struct cx25840_state *state = i2c_get_clientdata(client); + + cx25840_dbg("set audio input (%d)\n", audio_input); + + /* stop microcontroller */ + cx25840_and_or(client, 0x803, ~0x10, 0); + + /* Mute everything to prevent the PFFT! */ + cx25840_write(client, 0x8d3, 0x1f); + + switch (audio_input) { + case AUDIO_TUNER: + /* Set Path1 to Analog Demod Main Channel */ + cx25840_write4(client, 0x8d0, 0x7038061f); + + /* When the microcontroller detects the + * audio format, it will unmute the lines */ + cx25840_and_or(client, 0x803, ~0x10, 0x10); + break; + + case AUDIO_EXTERN_1: + case AUDIO_EXTERN_2: + case AUDIO_INTERN: + case AUDIO_RADIO: + /* Set Path1 to Serial Audio Input */ + cx25840_write4(client, 0x8d0, 0x12100101); + + /* The microcontroller should not be started for the + * non-tuner inputs: autodetection is specific for + * TV audio. */ + break; + + default: + cx25840_dbg("Invalid audio input selection %d\n", audio_input); + return -EINVAL; + } + + state->audio_input = audio_input; + + return set_audclk_freq(client, state->audclk_freq); +} + +inline static int get_volume(struct i2c_client *client) +{ + /* Volume runs +18dB to -96dB in 1/2dB steps + * change to fit the msp3400 -114dB to +12dB range */ + + /* check PATH1_VOLUME */ + int vol = 228 - cx25840_read(client, 0x8d4); + vol = (vol / 2) + 23; + return vol << 9; +} + +inline static void set_volume(struct i2c_client *client, int volume) +{ + /* First convert the volume to msp3400 values (0-127) */ + int vol = volume >> 9; + /* now scale it up to cx25840 values + * -114dB to -96dB maps to 0 + * this should be 19, but in my testing that was 4dB too loud */ + if (vol <= 23) { + vol = 0; + } else { + vol -= 23; + } + + /* PATH1_VOLUME */ + cx25840_write(client, 0x8d4, 228 - (vol * 2)); +} + +inline static int get_bass(struct i2c_client *client) +{ + /* bass is 49 steps +12dB to -12dB */ + + /* check PATH1_EQ_BASS_VOL */ + int bass = cx25840_read(client, 0x8d9) & 0x3f; + bass = (((48 - bass) * 0xffff) + 47) / 48; + return bass; +} + +inline static void set_bass(struct i2c_client *client, int bass) +{ + /* PATH1_EQ_BASS_VOL */ + cx25840_and_or(client, 0x8d9, ~0x3f, 48 - (bass * 48 / 0xffff)); +} + +inline static int get_treble(struct i2c_client *client) +{ + /* treble is 49 steps +12dB to -12dB */ + + /* check PATH1_EQ_TREBLE_VOL */ + int treble = cx25840_read(client, 0x8db) & 0x3f; + treble = (((48 - treble) * 0xffff) + 47) / 48; + return treble; +} + +inline static void set_treble(struct i2c_client *client, int treble) +{ + /* PATH1_EQ_TREBLE_VOL */ + cx25840_and_or(client, 0x8db, ~0x3f, 48 - (treble * 48 / 0xffff)); +} + +inline static int get_balance(struct i2c_client *client) +{ + /* balance is 7 bit, 0 to -96dB */ + + /* check PATH1_BAL_LEVEL */ + int balance = cx25840_read(client, 0x8d5) & 0x7f; + /* check PATH1_BAL_LEFT */ + if ((cx25840_read(client, 0x8d5) & 0x80) == 0) + balance = 0x80 - balance; + else + balance = 0x80 + balance; + return balance << 8; +} + +inline static void set_balance(struct i2c_client *client, int balance) +{ + int bal = balance >> 8; + if (bal > 0x80) { + /* PATH1_BAL_LEFT */ + cx25840_and_or(client, 0x8d5, 0x7f, 0x80); + /* PATH1_BAL_LEVEL */ + cx25840_and_or(client, 0x8d5, ~0x7f, bal & 0x7f); + } else { + /* PATH1_BAL_LEFT */ + cx25840_and_or(client, 0x8d5, 0x7f, 0x00); + /* PATH1_BAL_LEVEL */ + cx25840_and_or(client, 0x8d5, ~0x7f, 0x80 - bal); + } +} + +inline static int get_mute(struct i2c_client *client) +{ + /* check SRC1_MUTE_EN */ + return cx25840_read(client, 0x8d3) & 0x2 ? 1 : 0; +} + +inline static void set_mute(struct i2c_client *client, int mute) +{ + struct cx25840_state *state = i2c_get_clientdata(client); + + if (state->audio_input == AUDIO_TUNER) { + /* Must turn off microcontroller in order to mute sound. + * Not sure if this is the best method, but it does work. + * If the microcontroller is running, then it will undo any + * changes to the mute register. */ + if (mute) { + /* disable microcontroller */ + cx25840_and_or(client, 0x803, ~0x10, 0x00); + cx25840_write(client, 0x8d3, 0x1f); + } else { + /* enable microcontroller */ + cx25840_and_or(client, 0x803, ~0x10, 0x10); + } + } else { + /* SRC1_MUTE_EN */ + cx25840_and_or(client, 0x8d3, ~0x2, mute ? 0x02 : 0x00); + } +} + +int cx25840_audio(struct i2c_client *client, unsigned int cmd, void *arg) +{ + struct v4l2_control *ctrl = arg; + + switch (cmd) { + case AUDC_SET_INPUT: + return set_input(client, *(int *)arg); + case VIDIOC_INT_AUDIO_CLOCK_FREQ: + return set_audclk_freq(client, *(enum v4l2_audio_clock_freq *)arg); + case VIDIOC_G_CTRL: + switch (ctrl->id) { + case V4L2_CID_AUDIO_VOLUME: + ctrl->value = get_volume(client); + break; + case V4L2_CID_AUDIO_BASS: + ctrl->value = get_bass(client); + break; + case V4L2_CID_AUDIO_TREBLE: + ctrl->value = get_treble(client); + break; + case V4L2_CID_AUDIO_BALANCE: + ctrl->value = get_balance(client); + break; + case V4L2_CID_AUDIO_MUTE: + ctrl->value = get_mute(client); + break; + default: + return -EINVAL; + } + break; + case VIDIOC_S_CTRL: + switch (ctrl->id) { + case V4L2_CID_AUDIO_VOLUME: + set_volume(client, ctrl->value); + break; + case V4L2_CID_AUDIO_BASS: + set_bass(client, ctrl->value); + break; + case V4L2_CID_AUDIO_TREBLE: + set_treble(client, ctrl->value); + break; + case V4L2_CID_AUDIO_BALANCE: + set_balance(client, ctrl->value); + break; + case V4L2_CID_AUDIO_MUTE: + set_mute(client, ctrl->value); + break; + default: + return -EINVAL; + } + break; + default: + return -EINVAL; + } + + return 0; +} diff --git a/trunk/drivers/media/video/cx25840/cx25840-core.c b/trunk/drivers/media/video/cx25840/cx25840-core.c new file mode 100644 index 000000000000..f6afeec499c5 --- /dev/null +++ b/trunk/drivers/media/video/cx25840/cx25840-core.c @@ -0,0 +1,1020 @@ +/* cx25840 - Conexant CX25840 audio/video decoder driver + * + * Copyright (C) 2004 Ulf Eklund + * + * Based on the saa7115 driver and on the first verison of Chris Kennedy's + * cx25840 driver. + * + * Changes by Tyler Trafford + * - cleanup/rewrite for V4L2 API (2005) + * + * VBI support by Hans Verkuil . + * + * This program is free software; you can redistribute it and/or + * modify it under the terms of the GNU General Public License + * as published by the Free Software Foundation; either version 2 + * of the License, or (at your option) any later version. + * + * This program is distributed in the hope that it will be useful, + * but WITHOUT ANY WARRANTY; without even the implied warranty of + * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the + * GNU General Public License for more details. + * + * You should have received a copy of the GNU General Public License + * along with this program; if not, write to the Free Software + * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA. + */ + + +#include +#include +#include +#include +#include +#include +#include + +#include "cx25840.h" + +MODULE_DESCRIPTION("Conexant CX25840 audio/video decoder driver"); +MODULE_AUTHOR("Ulf Eklund, Chris Kennedy, Hans Verkuil, Tyler Trafford"); +MODULE_LICENSE("GPL"); + +static unsigned short normal_i2c[] = { 0x88 >> 1, I2C_CLIENT_END }; + + +int cx25840_debug = 0; + +module_param(cx25840_debug, bool, 0644); + +MODULE_PARM_DESC(cx25840_debug, "Debugging messages [0=Off (default) 1=On]"); + +I2C_CLIENT_INSMOD; + +/* ----------------------------------------------------------------------- */ + +int cx25840_write(struct i2c_client *client, u16 addr, u8 value) +{ + u8 buffer[3]; + buffer[0] = addr >> 8; + buffer[1] = addr & 0xff; + buffer[2] = value; + return i2c_master_send(client, buffer, 3); +} + +int cx25840_write4(struct i2c_client *client, u16 addr, u32 value) +{ + u8 buffer[6]; + buffer[0] = addr >> 8; + buffer[1] = addr & 0xff; + buffer[2] = value >> 24; + buffer[3] = (value >> 16) & 0xff; + buffer[4] = (value >> 8) & 0xff; + buffer[5] = value & 0xff; + return i2c_master_send(client, buffer, 6); +} + +u8 cx25840_read(struct i2c_client * client, u16 addr) +{ + u8 buffer[2]; + buffer[0] = addr >> 8; + buffer[1] = addr & 0xff; + + if (i2c_master_send(client, buffer, 2) < 2) + return 0; + + if (i2c_master_recv(client, buffer, 1) < 1) + return 0; + + return buffer[0]; +} + +u32 cx25840_read4(struct i2c_client * client, u16 addr) +{ + u8 buffer[4]; + buffer[0] = addr >> 8; + buffer[1] = addr & 0xff; + + if (i2c_master_send(client, buffer, 2) < 2) + return 0; + + if (i2c_master_recv(client, buffer, 4) < 4) + return 0; + + return (buffer[0] << 24) | (buffer[1] << 16) | + (buffer[2] << 8) | buffer[3]; +} + +int cx25840_and_or(struct i2c_client *client, u16 addr, u8 and_mask, + u8 or_value) +{ + return cx25840_write(client, addr, + (cx25840_read(client, addr) & and_mask) | + or_value); +} + +/* ----------------------------------------------------------------------- */ + +static int set_input(struct i2c_client *, enum cx25840_input); +static void input_change(struct i2c_client *); +static void log_status(struct i2c_client *client); + +/* ----------------------------------------------------------------------- */ + +static inline void init_dll1(struct i2c_client *client) +{ + /* This is the Hauppauge sequence used to + * initialize the Delay Lock Loop 1 (ADC DLL). */ + cx25840_write(client, 0x159, 0x23); + cx25840_write(client, 0x15a, 0x87); + cx25840_write(client, 0x15b, 0x06); + cx25840_write(client, 0x159, 0xe1); + cx25840_write(client, 0x15a, 0x86); + cx25840_write(client, 0x159, 0xe0); + cx25840_write(client, 0x159, 0xe1); + cx25840_write(client, 0x15b, 0x10); +} + +static inline void init_dll2(struct i2c_client *client) +{ + /* This is the Hauppauge sequence used to + * initialize the Delay Lock Loop 2 (ADC DLL). */ + cx25840_write(client, 0x15d, 0xe3); + cx25840_write(client, 0x15e, 0x86); + cx25840_write(client, 0x15f, 0x06); + cx25840_write(client, 0x15d, 0xe1); + cx25840_write(client, 0x15d, 0xe0); + cx25840_write(client, 0x15d, 0xe1); +} + +static void cx25840_initialize(struct i2c_client *client, int loadfw) +{ + struct cx25840_state *state = i2c_get_clientdata(client); + + /* datasheet startup in numbered steps, refer to page 3-77 */ + /* 2. */ + cx25840_and_or(client, 0x803, ~0x10, 0x00); + /* The default of this register should be 4, but I get 0 instead. + * Set this register to 4 manually. */ + cx25840_write(client, 0x000, 0x04); + /* 3. */ + init_dll1(client); + init_dll2(client); + cx25840_write(client, 0x136, 0x0a); + /* 4. */ + cx25840_write(client, 0x13c, 0x01); + cx25840_write(client, 0x13c, 0x00); + /* 5. */ + if (loadfw) + cx25840_loadfw(client); + /* 6. */ + cx25840_write(client, 0x115, 0x8c); + cx25840_write(client, 0x116, 0x07); + cx25840_write(client, 0x118, 0x02); + /* 7. */ + cx25840_write(client, 0x4a5, 0x80); + cx25840_write(client, 0x4a5, 0x00); + cx25840_write(client, 0x402, 0x00); + /* 8. */ + cx25840_write(client, 0x401, 0x18); + cx25840_write(client, 0x4a2, 0x10); + cx25840_write(client, 0x402, 0x04); + /* 10. */ + cx25840_write(client, 0x8d3, 0x1f); + cx25840_write(client, 0x8e3, 0x03); + + cx25840_vbi_setup(client); + + /* trial and error says these are needed to get audio */ + cx25840_write(client, 0x914, 0xa0); + cx25840_write(client, 0x918, 0xa0); + cx25840_write(client, 0x919, 0x01); + + /* stereo prefered */ + cx25840_write(client, 0x809, 0x04); + /* AC97 shift */ + cx25840_write(client, 0x8cf, 0x0f); + + /* (re)set video input */ + set_input(client, state->input); + /* (re)set audio input */ + cx25840_audio(client, AUDC_SET_INPUT, &state->audio_input); + + /* start microcontroller */ + cx25840_and_or(client, 0x803, ~0x10, 0x10); +} + +/* ----------------------------------------------------------------------- */ + +static void input_change(struct i2c_client *client) +{ + v4l2_std_id std = cx25840_get_v4lstd(client); + + if (std & V4L2_STD_PAL) { + /* Follow tuner change procedure for PAL */ + cx25840_write(client, 0x808, 0xff); + cx25840_write(client, 0x80b, 0x10); + } else if (std & V4L2_STD_SECAM) { + /* Select autodetect for SECAM */ + cx25840_write(client, 0x808, 0xff); + cx25840_write(client, 0x80b, 0x10); + } else if (std & V4L2_STD_NTSC) { + /* NTSC */ + cx25840_write(client, 0x808, 0xf6); + cx25840_write(client, 0x80b, 0x00); + } + + if (cx25840_read(client, 0x803) & 0x10) { + /* restart audio decoder microcontroller */ + cx25840_and_or(client, 0x803, ~0x10, 0x00); + cx25840_and_or(client, 0x803, ~0x10, 0x10); + } +} + +static int set_input(struct i2c_client *client, enum cx25840_input input) +{ + struct cx25840_state *state = i2c_get_clientdata(client); + + cx25840_dbg("decoder set input (%d)\n", input); + + switch (input) { + case CX25840_TUNER: + cx25840_dbg("now setting Tuner input\n"); + + if (state->cardtype == CARDTYPE_PVR150) { + /* CH_SEL_ADC2=1 */ + cx25840_and_or(client, 0x102, ~0x2, 0x02); + } + + /* Video Input Control */ + if (state->cardtype == CARDTYPE_PG600) { + cx25840_write(client, 0x103, 0x11); + } else { + cx25840_write(client, 0x103, 0x46); + } + + /* INPUT_MODE=0 */ + cx25840_and_or(client, 0x401, ~0x6, 0x00); + break; + + case CX25840_COMPOSITE0: + case CX25840_COMPOSITE1: + cx25840_dbg("now setting Composite input\n"); + + /* Video Input Control */ + if (state->cardtype == CARDTYPE_PG600) { + cx25840_write(client, 0x103, 0x00); + } else { + cx25840_write(client, 0x103, 0x02); + } + + /* INPUT_MODE=0 */ + cx25840_and_or(client, 0x401, ~0x6, 0x00); + break; + + case CX25840_SVIDEO0: + case CX25840_SVIDEO1: + cx25840_dbg("now setting S-Video input\n"); + + /* CH_SEL_ADC2=0 */ + cx25840_and_or(client, 0x102, ~0x2, 0x00); + + /* Video Input Control */ + if (state->cardtype == CARDTYPE_PG600) { + cx25840_write(client, 0x103, 0x02); + } else { + cx25840_write(client, 0x103, 0x10); + } + + /* INPUT_MODE=1 */ + cx25840_and_or(client, 0x401, ~0x6, 0x02); + break; + + default: + cx25840_err("%d is not a valid input!\n", input); + return -EINVAL; + } + + state->input = input; + input_change(client); + return 0; +} + +/* ----------------------------------------------------------------------- */ + +static int set_v4lstd(struct i2c_client *client, v4l2_std_id std) +{ + u8 fmt; + + switch (std) { + /* zero is autodetect */ + case 0: fmt = 0x0; break; + /* default ntsc to ntsc-m */ + case V4L2_STD_NTSC: + case V4L2_STD_NTSC_M: fmt = 0x1; break; + case V4L2_STD_NTSC_M_JP: fmt = 0x2; break; + case V4L2_STD_NTSC_443: fmt = 0x3; break; + case V4L2_STD_PAL: fmt = 0x4; break; + case V4L2_STD_PAL_M: fmt = 0x5; break; + case V4L2_STD_PAL_N: fmt = 0x6; break; + case V4L2_STD_PAL_Nc: fmt = 0x7; break; + case V4L2_STD_PAL_60: fmt = 0x8; break; + case V4L2_STD_SECAM: fmt = 0xc; break; + default: + return -ERANGE; + } + + cx25840_and_or(client, 0x400, ~0xf, fmt); + cx25840_vbi_setup(client); + return 0; +} + +v4l2_std_id cx25840_get_v4lstd(struct i2c_client * client) +{ + /* check VID_FMT_SEL first */ + u8 fmt = cx25840_read(client, 0x400) & 0xf; + + if (!fmt) { + /* check AFD_FMT_STAT if set to autodetect */ + fmt = cx25840_read(client, 0x40d) & 0xf; + } + + switch (fmt) { + case 0x1: return V4L2_STD_NTSC_M; + case 0x2: return V4L2_STD_NTSC_M_JP; + case 0x3: return V4L2_STD_NTSC_443; + case 0x4: return V4L2_STD_PAL; + case 0x5: return V4L2_STD_PAL_M; + case 0x6: return V4L2_STD_PAL_N; + case 0x7: return V4L2_STD_PAL_Nc; + case 0x8: return V4L2_STD_PAL_60; + case 0xc: return V4L2_STD_SECAM; + default: return V4L2_STD_UNKNOWN; + } +} + +/* ----------------------------------------------------------------------- */ + +static int set_v4lctrl(struct i2c_client *client, struct v4l2_control *ctrl) +{ + struct cx25840_state *state = i2c_get_clientdata(client); + + switch (ctrl->id) { + case CX25840_CID_CARDTYPE: + switch (ctrl->value) { + case CARDTYPE_PVR150: + case CARDTYPE_PG600: + state->cardtype = ctrl->value; + break; + default: + return -ERANGE; + } + + set_input(client, state->input); + break; + + case V4L2_CID_BRIGHTNESS: + if (ctrl->value < 0 || ctrl->value > 255) { + cx25840_err("invalid brightness setting %d\n", + ctrl->value); + return -ERANGE; + } + + cx25840_write(client, 0x414, ctrl->value - 128); + break; + + case V4L2_CID_CONTRAST: + if (ctrl->value < 0 || ctrl->value > 127) { + cx25840_err("invalid contrast setting %d\n", + ctrl->value); + return -ERANGE; + } + + cx25840_write(client, 0x415, ctrl->value << 1); + break; + + case V4L2_CID_SATURATION: + if (ctrl->value < 0 || ctrl->value > 127) { + cx25840_err("invalid saturation setting %d\n", + ctrl->value); + return -ERANGE; + } + + cx25840_write(client, 0x420, ctrl->value << 1); + cx25840_write(client, 0x421, ctrl->value << 1); + break; + + case V4L2_CID_HUE: + if (ctrl->value < -127 || ctrl->value > 127) { + cx25840_err("invalid hue setting %d\n", ctrl->value); + return -ERANGE; + } + + cx25840_write(client, 0x422, ctrl->value); + break; + + case V4L2_CID_AUDIO_VOLUME: + case V4L2_CID_AUDIO_BASS: + case V4L2_CID_AUDIO_TREBLE: + case V4L2_CID_AUDIO_BALANCE: + case V4L2_CID_AUDIO_MUTE: + return cx25840_audio(client, VIDIOC_S_CTRL, ctrl); + } + + return 0; +} + +static int get_v4lctrl(struct i2c_client *client, struct v4l2_control *ctrl) +{ + struct cx25840_state *state = i2c_get_clientdata(client); + + switch (ctrl->id) { + case CX25840_CID_CARDTYPE: + ctrl->value = state->cardtype; + break; + case V4L2_CID_BRIGHTNESS: + ctrl->value = cx25840_read(client, 0x414) + 128; + break; + case V4L2_CID_CONTRAST: + ctrl->value = cx25840_read(client, 0x415) >> 1; + break; + case V4L2_CID_SATURATION: + ctrl->value = cx25840_read(client, 0x420) >> 1; + break; + case V4L2_CID_HUE: + ctrl->value = cx25840_read(client, 0x422); + break; + case V4L2_CID_AUDIO_VOLUME: + case V4L2_CID_AUDIO_BASS: + case V4L2_CID_AUDIO_TREBLE: + case V4L2_CID_AUDIO_BALANCE: + case V4L2_CID_AUDIO_MUTE: + return cx25840_audio(client, VIDIOC_G_CTRL, ctrl); + default: + return -EINVAL; + } + + return 0; +} + +/* ----------------------------------------------------------------------- */ + +static int get_v4lfmt(struct i2c_client *client, struct v4l2_format *fmt) +{ + switch (fmt->type) { + case V4L2_BUF_TYPE_SLICED_VBI_CAPTURE: + return cx25840_vbi(client, VIDIOC_G_FMT, fmt); + default: + return -EINVAL; + } + + return 0; +} + +static int set_v4lfmt(struct i2c_client *client, struct v4l2_format *fmt) +{ + struct v4l2_pix_format *pix; + int HSC, VSC, Vsrc, Hsrc, filter, Vlines; + int is_pal = !(cx25840_get_v4lstd(client) & V4L2_STD_NTSC); + + switch (fmt->type) { + case V4L2_BUF_TYPE_VIDEO_CAPTURE: + pix = &(fmt->fmt.pix); + + Vsrc = (cx25840_read(client, 0x476) & 0x3f) << 4; + Vsrc |= (cx25840_read(client, 0x475) & 0xf0) >> 4; + + Hsrc = (cx25840_read(client, 0x472) & 0x3f) << 4; + Hsrc |= (cx25840_read(client, 0x471) & 0xf0) >> 4; + + Vlines = pix->height + (is_pal ? 4 : 7); + + if ((pix->width * 16 < Hsrc) || (Hsrc < pix->width) || + (Vlines * 8 < Vsrc) || (Vsrc < Vlines)) { + cx25840_err("%dx%d is not a valid size!\n", + pix->width, pix->height); + return -ERANGE; + } + + HSC = (Hsrc * (1 << 20)) / pix->width - (1 << 20); + VSC = (1 << 16) - (Vsrc * (1 << 9) / Vlines - (1 << 9)); + VSC &= 0x1fff; + + if (pix->width >= 385) + filter = 0; + else if (pix->width > 192) + filter = 1; + else if (pix->width > 96) + filter = 2; + else + filter = 3; + + cx25840_dbg("decoder set size %dx%d -> scale %ux%u\n", + pix->width, pix->height, HSC, VSC); + + /* HSCALE=HSC */ + cx25840_write(client, 0x418, HSC & 0xff); + cx25840_write(client, 0x419, (HSC >> 8) & 0xff); + cx25840_write(client, 0x41a, HSC >> 16); + /* VSCALE=VSC */ + cx25840_write(client, 0x41c, VSC & 0xff); + cx25840_write(client, 0x41d, VSC >> 8); + /* VS_INTRLACE=1 VFILT=filter */ + cx25840_write(client, 0x41e, 0x8 | filter); + break; + + case V4L2_BUF_TYPE_SLICED_VBI_CAPTURE: + return cx25840_vbi(client, VIDIOC_S_FMT, fmt); + + case V4L2_BUF_TYPE_VBI_CAPTURE: + return cx25840_vbi(client, VIDIOC_S_FMT, fmt); + + default: + return -EINVAL; + } + + return 0; +} + +/* ----------------------------------------------------------------------- */ + +static int cx25840_command(struct i2c_client *client, unsigned int cmd, + void *arg) +{ + struct cx25840_state *state = i2c_get_clientdata(client); + struct v4l2_tuner *vt = arg; + int result = 0; + + switch (cmd) { + case 0: + break; + +#ifdef CONFIG_VIDEO_ADV_DEBUG + /* ioctls to allow direct access to the + * cx25840 registers for testing */ + case VIDIOC_INT_G_REGISTER: + { + struct v4l2_register *reg = arg; + + if (reg->i2c_id != I2C_DRIVERID_CX25840) + return -EINVAL; + reg->val = cx25840_read(client, reg->reg & 0x0fff); + break; + } + + case VIDIOC_INT_S_REGISTER: + { + struct v4l2_register *reg = arg; + + if (reg->i2c_id != I2C_DRIVERID_CX25840) + return -EINVAL; + if (!capable(CAP_SYS_ADMIN)) + return -EPERM; + cx25840_write(client, reg->reg & 0x0fff, reg->val & 0xff); + break; + } +#endif + + case VIDIOC_INT_DECODE_VBI_LINE: + return cx25840_vbi(client, cmd, arg); + + case VIDIOC_INT_AUDIO_CLOCK_FREQ: + case AUDC_SET_INPUT: + result = cx25840_audio(client, cmd, arg); + break; + + case VIDIOC_STREAMON: + cx25840_dbg("enable output\n"); + cx25840_write(client, 0x115, 0x8c); + cx25840_write(client, 0x116, 0x07); + break; + + case VIDIOC_STREAMOFF: + cx25840_dbg("disable output\n"); + cx25840_write(client, 0x115, 0x00); + cx25840_write(client, 0x116, 0x00); + break; + + case VIDIOC_LOG_STATUS: + log_status(client); + break; + + case VIDIOC_G_CTRL: + result = get_v4lctrl(client, (struct v4l2_control *)arg); + break; + + case VIDIOC_S_CTRL: + result = set_v4lctrl(client, (struct v4l2_control *)arg); + break; + + case VIDIOC_G_STD: + *(v4l2_std_id *)arg = cx25840_get_v4lstd(client); + break; + + case VIDIOC_S_STD: + result = set_v4lstd(client, *(v4l2_std_id *)arg); + break; + + case VIDIOC_G_INPUT: + *(int *)arg = state->input; + break; + + case VIDIOC_S_INPUT: + result = set_input(client, *(int *)arg); + break; + + case VIDIOC_S_FREQUENCY: + input_change(client); + break; + + case VIDIOC_G_TUNER: + { + u8 mode = cx25840_read(client, 0x804); + u8 pref = cx25840_read(client, 0x809) & 0xf; + u8 vpres = cx25840_read(client, 0x80a) & 0x10; + int val = 0; + + vt->capability |= + V4L2_TUNER_CAP_STEREO | V4L2_TUNER_CAP_LANG1 | + V4L2_TUNER_CAP_LANG2 | V4L2_TUNER_CAP_SAP; + + vt->signal = vpres ? 0xffff : 0x0; + + /* get rxsubchans and audmode */ + if ((mode & 0xf) == 1) + val |= V4L2_TUNER_SUB_STEREO; + else + val |= V4L2_TUNER_SUB_MONO; + + if (mode == 2 || mode == 4) + val |= V4L2_TUNER_SUB_LANG1 | V4L2_TUNER_SUB_LANG2; + + if (mode & 0x10) + val |= V4L2_TUNER_SUB_SAP; + + vt->rxsubchans = val; + + switch (pref) { + case 0: + vt->audmode = V4L2_TUNER_MODE_MONO; + break; + case 1: + case 2: + vt->audmode = V4L2_TUNER_MODE_LANG2; + break; + case 4: + default: + vt->audmode = V4L2_TUNER_MODE_STEREO; + } + break; + } + + case VIDIOC_S_TUNER: + switch (vt->audmode) { + case V4L2_TUNER_MODE_MONO: + case V4L2_TUNER_MODE_LANG1: + /* Force PREF_MODE to MONO */ + cx25840_and_or(client, 0x809, ~0xf, 0x00); + break; + case V4L2_TUNER_MODE_STEREO: + /* Force PREF_MODE to STEREO */ + cx25840_and_or(client, 0x809, ~0xf, 0x04); + break; + case V4L2_TUNER_MODE_LANG2: + /* Force PREF_MODE to LANG2 */ + cx25840_and_or(client, 0x809, ~0xf, 0x01); + break; + } + break; + + case VIDIOC_G_FMT: + result = get_v4lfmt(client, (struct v4l2_format *)arg); + break; + + case VIDIOC_S_FMT: + result = set_v4lfmt(client, (struct v4l2_format *)arg); + break; + + case VIDIOC_INT_RESET: + cx25840_initialize(client, 0); + break; + + case VIDIOC_INT_G_CHIP_IDENT: + *(enum v4l2_chip_ident *)arg = + V4L2_IDENT_CX25840 + ((cx25840_read(client, 0x100) >> 4) & 0xf); + break; + + default: + cx25840_err("invalid ioctl %x\n", cmd); + return -EINVAL; + } + + return result; +} + +/* ----------------------------------------------------------------------- */ + +struct i2c_driver i2c_driver_cx25840; + +static int cx25840_detect_client(struct i2c_adapter *adapter, int address, + int kind) +{ + struct i2c_client *client; + struct cx25840_state *state; + u16 device_id; + + /* Check if the adapter supports the needed features + * Not until kernel version 2.6.11 did the bit-algo + * correctly report that it would do an I2C-level xfer */ + if (!i2c_check_functionality(adapter, I2C_FUNC_I2C)) + return 0; + + client = kmalloc(sizeof(struct i2c_client), GFP_KERNEL); + if (client == 0) + return -ENOMEM; + + memset(client, 0, sizeof(struct i2c_client)); + client->addr = address; + client->adapter = adapter; + client->driver = &i2c_driver_cx25840; + client->flags = I2C_CLIENT_ALLOW_USE; + snprintf(client->name, sizeof(client->name) - 1, "cx25840"); + + cx25840_dbg("detecting cx25840 client on address 0x%x\n", address << 1); + + device_id = cx25840_read(client, 0x101) << 8; + device_id |= cx25840_read(client, 0x100); + + /* The high byte of the device ID should be + * 0x84 if chip is present */ + if ((device_id & 0xff00) != 0x8400) { + cx25840_dbg("cx25840 not found\n"); + kfree(client); + return 0; + } + + cx25840_info("cx25%3x-2%x found @ 0x%x (%s)\n", + (device_id & 0xfff0) >> 4, + (device_id & 0x0f) < 3 ? (device_id & 0x0f) + 1 : 3, + address << 1, adapter->name); + + state = kmalloc(sizeof(struct cx25840_state), GFP_KERNEL); + if (state == NULL) { + kfree(client); + return -ENOMEM; + } + + i2c_set_clientdata(client, state); + memset(state, 0, sizeof(struct cx25840_state)); + state->input = CX25840_TUNER; + state->audclk_freq = V4L2_AUDCLK_48_KHZ; + state->audio_input = AUDIO_TUNER; + state->cardtype = CARDTYPE_PVR150; + + cx25840_initialize(client, 1); + + i2c_attach_client(client); + + return 0; +} + +static int cx25840_attach_adapter(struct i2c_adapter *adapter) +{ +#ifdef I2C_CLASS_TV_ANALOG + if (adapter->class & I2C_CLASS_TV_ANALOG) +#else + if (adapter->id == I2C_HW_B_BT848) +#endif + return i2c_probe(adapter, &addr_data, &cx25840_detect_client); + return 0; +} + +static int cx25840_detach_client(struct i2c_client *client) +{ + struct cx25840_state *state = i2c_get_clientdata(client); + int err; + + err = i2c_detach_client(client); + if (err) { + return err; + } + + kfree(state); + kfree(client); + + return 0; +} + +/* ----------------------------------------------------------------------- */ + +struct i2c_driver i2c_driver_cx25840 = { + .name = "cx25840", + + .id = I2C_DRIVERID_CX25840, + .flags = I2C_DF_NOTIFY, + + .attach_adapter = cx25840_attach_adapter, + .detach_client = cx25840_detach_client, + .command = cx25840_command, + .owner = THIS_MODULE, +}; + + +static int __init m__init(void) +{ + return i2c_add_driver(&i2c_driver_cx25840); +} + +static void __exit m__exit(void) +{ + i2c_del_driver(&i2c_driver_cx25840); +} + +module_init(m__init); +module_exit(m__exit); + +/* ----------------------------------------------------------------------- */ + +static void log_status(struct i2c_client *client) +{ + static const char *const fmt_strs[] = { + "0x0", + "NTSC-M", "NTSC-J", "NTSC-4.43", + "PAL-BDGHI", "PAL-M", "PAL-N", "PAL-Nc", "PAL-60", + "0x9", "0xA", "0xB", + "SECAM", + "0xD", "0xE", "0xF" + }; + + struct cx25840_state *state = i2c_get_clientdata(client); + u8 microctrl_vidfmt = cx25840_read(client, 0x80a); + u8 vidfmt_sel = cx25840_read(client, 0x400) & 0xf; + u8 gen_stat1 = cx25840_read(client, 0x40d); + u8 download_ctl = cx25840_read(client, 0x803); + u8 mod_det_stat0 = cx25840_read(client, 0x804); + u8 mod_det_stat1 = cx25840_read(client, 0x805); + u8 audio_config = cx25840_read(client, 0x808); + u8 pref_mode = cx25840_read(client, 0x809); + u8 afc0 = cx25840_read(client, 0x80b); + u8 mute_ctl = cx25840_read(client, 0x8d3); + char *p; + + cx25840_info("Video signal: %spresent\n", + (microctrl_vidfmt & 0x10) ? "" : "not "); + cx25840_info("Detected format: %s\n", + fmt_strs[gen_stat1 & 0xf]); + + switch (mod_det_stat0) { + case 0x00: p = "mono"; break; + case 0x01: p = "stereo"; break; + case 0x02: p = "dual"; break; + case 0x04: p = "tri"; break; + case 0x10: p = "mono with SAP"; break; + case 0x11: p = "stereo with SAP"; break; + case 0x12: p = "dual with SAP"; break; + case 0x14: p = "tri with SAP"; break; + case 0xfe: p = "forced mode"; break; + default: p = "not defined"; + } + cx25840_info("Detected audio mode: %s\n", p); + + switch (mod_det_stat1) { + case 0x00: p = "not defined"; break; + case 0x01: p = "EIAJ"; break; + case 0x02: p = "A2-M"; break; + case 0x03: p = "A2-BG"; break; + case 0x04: p = "A2-DK1"; break; + case 0x05: p = "A2-DK2"; break; + case 0x06: p = "A2-DK3"; break; + case 0x07: p = "A1 (6.0 MHz FM Mono)"; break; + case 0x08: p = "AM-L"; break; + case 0x09: p = "NICAM-BG"; break; + case 0x0a: p = "NICAM-DK"; break; + case 0x0b: p = "NICAM-I"; break; + case 0x0c: p = "NICAM-L"; break; + case 0x0d: p = "BTSC/EIAJ/A2-M Mono (4.5 MHz FMMono)"; break; + case 0x0e: p = "IF FM Radio"; break; + case 0x0f: p = "BTSC"; break; + case 0x10: p = "high-deviation FM"; break; + case 0x11: p = "very high-deviation FM"; break; + case 0xfd: p = "unknown audio standard"; break; + case 0xfe: p = "forced audio standard"; break; + case 0xff: p = "no detected audio standard"; break; + default: p = "not defined"; + } + cx25840_info("Detected audio standard: %s\n", p); + cx25840_info("Audio muted: %s\n", + (mute_ctl & 0x2) ? "yes" : "no"); + cx25840_info("Audio microcontroller: %s\n", + (download_ctl & 0x10) ? "running" : "stopped"); + + switch (audio_config >> 4) { + case 0x00: p = "undefined"; break; + case 0x01: p = "BTSC"; break; + case 0x02: p = "EIAJ"; break; + case 0x03: p = "A2-M"; break; + case 0x04: p = "A2-BG"; break; + case 0x05: p = "A2-DK1"; break; + case 0x06: p = "A2-DK2"; break; + case 0x07: p = "A2-DK3"; break; + case 0x08: p = "A1 (6.0 MHz FM Mono)"; break; + case 0x09: p = "AM-L"; break; + case 0x0a: p = "NICAM-BG"; break; + case 0x0b: p = "NICAM-DK"; break; + case 0x0c: p = "NICAM-I"; break; + case 0x0d: p = "NICAM-L"; break; + case 0x0e: p = "FM radio"; break; + case 0x0f: p = "automatic detection"; break; + default: p = "undefined"; + } + cx25840_info("Configured audio standard: %s\n", p); + + if ((audio_config >> 4) < 0xF) { + switch (audio_config & 0xF) { + case 0x00: p = "MONO1 (LANGUAGE A/Mono L+R channel for BTSC, EIAJ, A2)"; break; + case 0x01: p = "MONO2 (LANGUAGE B)"; break; + case 0x02: p = "MONO3 (STEREO forced MONO)"; break; + case 0x03: p = "MONO4 (NICAM ANALOG-Language C/Analog Fallback)"; break; + case 0x04: p = "STEREO"; break; + case 0x05: p = "DUAL1 (AB)"; break; + case 0x06: p = "DUAL2 (AC) (FM)"; break; + case 0x07: p = "DUAL3 (BC) (FM)"; break; + case 0x08: p = "DUAL4 (AC) (AM)"; break; + case 0x09: p = "DUAL5 (BC) (AM)"; break; + case 0x0a: p = "SAP"; break; + default: p = "undefined"; + } + cx25840_info("Configured audio mode: %s\n", p); + } else { + switch (audio_config & 0xF) { + case 0x00: p = "BG"; break; + case 0x01: p = "DK1"; break; + case 0x02: p = "DK2"; break; + case 0x03: p = "DK3"; break; + case 0x04: p = "I"; break; + case 0x05: p = "L"; break; + case 0x06: p = "BTSC"; break; + case 0x07: p = "EIAJ"; break; + case 0x08: p = "A2-M"; break; + case 0x09: p = "FM Radio"; break; + case 0x0f: p = "automatic standard and mode detection"; break; + default: p = "undefined"; + } + cx25840_info("Configured audio system: %s\n", p); + } + + cx25840_info("Specified standard: %s\n", + vidfmt_sel ? fmt_strs[vidfmt_sel] : "automatic detection"); + + switch (state->input) { + case CX25840_COMPOSITE0: p = "Composite 0"; break; + case CX25840_COMPOSITE1: p = "Composite 1"; break; + case CX25840_SVIDEO0: p = "S-Video 0"; break; + case CX25840_SVIDEO1: p = "S-Video 1"; break; + case CX25840_TUNER: p = "Tuner"; break; + } + cx25840_info("Specified input: %s\n", p); + cx25840_info("Specified audio input: %s\n", + state->audio_input == 0 ? "Tuner" : "External"); + + switch (state->audclk_freq) { + case V4L2_AUDCLK_441_KHZ: p = "44.1 kHz"; break; + case V4L2_AUDCLK_48_KHZ: p = "48 kHz"; break; + case V4L2_AUDCLK_32_KHZ: p = "32 kHz"; break; + default: p = "undefined"; + } + cx25840_info("Specified audioclock freq: %s\n", p); + + switch (pref_mode & 0xf) { + case 0: p = "mono/language A"; break; + case 1: p = "language B"; break; + case 2: p = "language C"; break; + case 3: p = "analog fallback"; break; + case 4: p = "stereo"; break; + case 5: p = "language AC"; break; + case 6: p = "language BC"; break; + case 7: p = "language AB"; break; + default: p = "undefined"; + } + cx25840_info("Preferred audio mode: %s\n", p); + + if ((audio_config & 0xf) == 0xf) { + switch ((afc0 >> 3) & 0x3) { + case 0: p = "system DK"; break; + case 1: p = "system L"; break; + case 2: p = "autodetect"; break; + default: p = "undefined"; + } + cx25840_info("Selected 65 MHz format: %s\n", p); + + switch (afc0 & 0x7) { + case 0: p = "chroma"; break; + case 1: p = "BTSC"; break; + case 2: p = "EIAJ"; break; + case 3: p = "A2-M"; break; + case 4: p = "autodetect"; break; + default: p = "undefined"; + } + cx25840_info("Selected 45 MHz format: %s\n", p); + } +} diff --git a/trunk/drivers/media/video/cx25840/cx25840-firmware.c b/trunk/drivers/media/video/cx25840/cx25840-firmware.c new file mode 100644 index 000000000000..df9d50a75542 --- /dev/null +++ b/trunk/drivers/media/video/cx25840/cx25840-firmware.c @@ -0,0 +1,167 @@ +/* cx25840 firmware functions + * + * This program is free software; you can redistribute it and/or + * modify it under the terms of the GNU General Public License + * as published by the Free Software Foundation; either version 2 + * of the License, or (at your option) any later version. + * + * This program is distributed in the hope that it will be useful, + * but WITHOUT ANY WARRANTY; without even the implied warranty of + * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the + * GNU General Public License for more details. + * + * You should have received a copy of the GNU General Public License + * along with this program; if not, write to the Free Software + * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA. + */ + + +#include +#include +#include +#include +#include + +#include "cx25840.h" + +#define FWFILE "v4l-cx25840.fw" +#define FWSEND 1024 + +#define FWDEV(x) &((x)->adapter->dev) + +static int fastfw = 1; +static char *firmware = FWFILE; + +module_param(fastfw, bool, 0444); +module_param(firmware, charp, 0444); + +MODULE_PARM_DESC(fastfw, "Load firmware fast [0=100MHz 1=333MHz (default)]"); +MODULE_PARM_DESC(firmware, "Firmware image [default: " FWFILE "]"); + +static inline void set_i2c_delay(struct i2c_client *client, int delay) +{ + struct i2c_algo_bit_data *algod = client->adapter->algo_data; + + /* We aren't guaranteed to be using algo_bit, + * so avoid the null pointer dereference + * and disable the 'fast firmware load' */ + if (algod) { + algod->udelay = delay; + } else { + fastfw = 0; + } +} + +static inline void start_fw_load(struct i2c_client *client) +{ + /* DL_ADDR_LB=0 DL_ADDR_HB=0 */ + cx25840_write(client, 0x800, 0x00); + cx25840_write(client, 0x801, 0x00); + // DL_MAP=3 DL_AUTO_INC=0 DL_ENABLE=1 + cx25840_write(client, 0x803, 0x0b); + /* AUTO_INC_DIS=1 */ + cx25840_write(client, 0x000, 0x20); + + if (fastfw) + set_i2c_delay(client, 3); +} + +static inline void end_fw_load(struct i2c_client *client) +{ + if (fastfw) + set_i2c_delay(client, 10); + + /* AUTO_INC_DIS=0 */ + cx25840_write(client, 0x000, 0x00); + /* DL_ENABLE=0 */ + cx25840_write(client, 0x803, 0x03); +} + +static inline int check_fw_load(struct i2c_client *client, int size) +{ + /* DL_ADDR_HB DL_ADDR_LB */ + int s = cx25840_read(client, 0x801) << 8; + s |= cx25840_read(client, 0x800); + + if (size != s) { + cx25840_err("firmware %s load failed\n", firmware); + return -EINVAL; + } + + cx25840_info("loaded %s firmware (%d bytes)\n", firmware, size); + return 0; +} + +static inline int fw_write(struct i2c_client *client, u8 * data, int size) +{ + if (i2c_master_send(client, data, size) < size) { + + if (fastfw) { + cx25840_err("333MHz i2c firmware load failed\n"); + fastfw = 0; + set_i2c_delay(client, 10); + + if (i2c_master_send(client, data, size) < size) { + cx25840_err + ("100MHz i2c firmware load failed\n"); + return -ENOSYS; + } + + } else { + cx25840_err("firmware load i2c failure\n"); + return -ENOSYS; + } + + } + + return 0; +} + +int cx25840_loadfw(struct i2c_client *client) +{ + const struct firmware *fw = NULL; + u8 buffer[4], *ptr; + int size, send, retval; + + if (request_firmware(&fw, firmware, FWDEV(client)) != 0) { + cx25840_err("unable to open firmware %s\n", firmware); + return -EINVAL; + } + + start_fw_load(client); + + buffer[0] = 0x08; + buffer[1] = 0x02; + buffer[2] = fw->data[0]; + buffer[3] = fw->data[1]; + retval = fw_write(client, buffer, 4); + + if (retval < 0) { + release_firmware(fw); + return retval; + } + + size = fw->size - 2; + ptr = fw->data; + while (size > 0) { + ptr[0] = 0x08; + ptr[1] = 0x02; + send = size > (FWSEND - 2) ? FWSEND : size + 2; + retval = fw_write(client, ptr, send); + + if (retval < 0) { + release_firmware(fw); + return retval; + } + + size -= FWSEND - 2; + ptr += FWSEND - 2; + } + + end_fw_load(client); + + size = fw->size; + release_firmware(fw); + + return check_fw_load(client, size); +} diff --git a/trunk/drivers/media/video/cx25840/cx25840-vbi.c b/trunk/drivers/media/video/cx25840/cx25840-vbi.c new file mode 100644 index 000000000000..13ba4e15ddea --- /dev/null +++ b/trunk/drivers/media/video/cx25840/cx25840-vbi.c @@ -0,0 +1,315 @@ +/* cx25840 VBI functions + * + * This program is free software; you can redistribute it and/or + * modify it under the terms of the GNU General Public License + * as published by the Free Software Foundation; either version 2 + * of the License, or (at your option) any later version. + * + * This program is distributed in the hope that it will be useful, + * but WITHOUT ANY WARRANTY; without even the implied warranty of + * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the + * GNU General Public License for more details. + * + * You should have received a copy of the GNU General Public License + * along with this program; if not, write to the Free Software + * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA. + */ + + +#include +#include +#include + +#include "cx25840.h" + +static inline int odd_parity(u8 c) +{ + c ^= (c >> 4); + c ^= (c >> 2); + c ^= (c >> 1); + + return c & 1; +} + +static inline int decode_vps(u8 * dst, u8 * p) +{ + static const u8 biphase_tbl[] = { + 0xf0, 0x78, 0x70, 0xf0, 0xb4, 0x3c, 0x34, 0xb4, + 0xb0, 0x38, 0x30, 0xb0, 0xf0, 0x78, 0x70, 0xf0, + 0xd2, 0x5a, 0x52, 0xd2, 0x96, 0x1e, 0x16, 0x96, + 0x92, 0x1a, 0x12, 0x92, 0xd2, 0x5a, 0x52, 0xd2, + 0xd0, 0x58, 0x50, 0xd0, 0x94, 0x1c, 0x14, 0x94, + 0x90, 0x18, 0x10, 0x90, 0xd0, 0x58, 0x50, 0xd0, + 0xf0, 0x78, 0x70, 0xf0, 0xb4, 0x3c, 0x34, 0xb4, + 0xb0, 0x38, 0x30, 0xb0, 0xf0, 0x78, 0x70, 0xf0, + 0xe1, 0x69, 0x61, 0xe1, 0xa5, 0x2d, 0x25, 0xa5, + 0xa1, 0x29, 0x21, 0xa1, 0xe1, 0x69, 0x61, 0xe1, + 0xc3, 0x4b, 0x43, 0xc3, 0x87, 0x0f, 0x07, 0x87, + 0x83, 0x0b, 0x03, 0x83, 0xc3, 0x4b, 0x43, 0xc3, + 0xc1, 0x49, 0x41, 0xc1, 0x85, 0x0d, 0x05, 0x85, + 0x81, 0x09, 0x01, 0x81, 0xc1, 0x49, 0x41, 0xc1, + 0xe1, 0x69, 0x61, 0xe1, 0xa5, 0x2d, 0x25, 0xa5, + 0xa1, 0x29, 0x21, 0xa1, 0xe1, 0x69, 0x61, 0xe1, + 0xe0, 0x68, 0x60, 0xe0, 0xa4, 0x2c, 0x24, 0xa4, + 0xa0, 0x28, 0x20, 0xa0, 0xe0, 0x68, 0x60, 0xe0, + 0xc2, 0x4a, 0x42, 0xc2, 0x86, 0x0e, 0x06, 0x86, + 0x82, 0x0a, 0x02, 0x82, 0xc2, 0x4a, 0x42, 0xc2, + 0xc0, 0x48, 0x40, 0xc0, 0x84, 0x0c, 0x04, 0x84, + 0x80, 0x08, 0x00, 0x80, 0xc0, 0x48, 0x40, 0xc0, + 0xe0, 0x68, 0x60, 0xe0, 0xa4, 0x2c, 0x24, 0xa4, + 0xa0, 0x28, 0x20, 0xa0, 0xe0, 0x68, 0x60, 0xe0, + 0xf0, 0x78, 0x70, 0xf0, 0xb4, 0x3c, 0x34, 0xb4, + 0xb0, 0x38, 0x30, 0xb0, 0xf0, 0x78, 0x70, 0xf0, + 0xd2, 0x5a, 0x52, 0xd2, 0x96, 0x1e, 0x16, 0x96, + 0x92, 0x1a, 0x12, 0x92, 0xd2, 0x5a, 0x52, 0xd2, + 0xd0, 0x58, 0x50, 0xd0, 0x94, 0x1c, 0x14, 0x94, + 0x90, 0x18, 0x10, 0x90, 0xd0, 0x58, 0x50, 0xd0, + 0xf0, 0x78, 0x70, 0xf0, 0xb4, 0x3c, 0x34, 0xb4, + 0xb0, 0x38, 0x30, 0xb0, 0xf0, 0x78, 0x70, 0xf0, + }; + + u8 c, err = 0; + int i; + + for (i = 0; i < 2 * 13; i += 2) { + err |= biphase_tbl[p[i]] | biphase_tbl[p[i + 1]]; + c = (biphase_tbl[p[i + 1]] & 0xf) | + ((biphase_tbl[p[i]] & 0xf) << 4); + dst[i / 2] = c; + } + + return err & 0xf0; +} + +void cx25840_vbi_setup(struct i2c_client *client) +{ + v4l2_std_id std = cx25840_get_v4lstd(client); + + if (std & ~V4L2_STD_NTSC) { + /* datasheet startup, step 8d */ + cx25840_write(client, 0x49f, 0x11); + + cx25840_write(client, 0x470, 0x84); + cx25840_write(client, 0x471, 0x00); + cx25840_write(client, 0x472, 0x2d); + cx25840_write(client, 0x473, 0x5d); + + cx25840_write(client, 0x474, 0x24); + cx25840_write(client, 0x475, 0x40); + cx25840_write(client, 0x476, 0x24); + cx25840_write(client, 0x477, 0x28); + + cx25840_write(client, 0x478, 0x1f); + cx25840_write(client, 0x479, 0x02); + + if (std & V4L2_STD_SECAM) { + cx25840_write(client, 0x47a, 0x80); + cx25840_write(client, 0x47b, 0x00); + cx25840_write(client, 0x47c, 0x5f); + cx25840_write(client, 0x47d, 0x42); + } else { + cx25840_write(client, 0x47a, 0x90); + cx25840_write(client, 0x47b, 0x20); + cx25840_write(client, 0x47c, 0x63); + cx25840_write(client, 0x47d, 0x82); + } + + cx25840_write(client, 0x47e, 0x0a); + cx25840_write(client, 0x47f, 0x01); + } else { + /* datasheet startup, step 8d */ + cx25840_write(client, 0x49f, 0x14); + + cx25840_write(client, 0x470, 0x7a); + cx25840_write(client, 0x471, 0x00); + cx25840_write(client, 0x472, 0x2d); + cx25840_write(client, 0x473, 0x5b); + + cx25840_write(client, 0x474, 0x1a); + cx25840_write(client, 0x475, 0x70); + cx25840_write(client, 0x476, 0x1e); + cx25840_write(client, 0x477, 0x1e); + + cx25840_write(client, 0x478, 0x1f); + cx25840_write(client, 0x479, 0x02); + cx25840_write(client, 0x47a, 0x50); + cx25840_write(client, 0x47b, 0x66); + + cx25840_write(client, 0x47c, 0x1f); + cx25840_write(client, 0x47d, 0x7c); + cx25840_write(client, 0x47e, 0x08); + cx25840_write(client, 0x47f, 0x00); + } +} + +int cx25840_vbi(struct i2c_client *client, unsigned int cmd, void *arg) +{ + struct v4l2_format *fmt; + struct v4l2_sliced_vbi_format *svbi; + + switch (cmd) { + case VIDIOC_G_FMT: + { + static u16 lcr2vbi[] = { + 0, V4L2_SLICED_TELETEXT_B, 0, /* 1 */ + 0, V4L2_SLICED_WSS_625, 0, /* 4 */ + V4L2_SLICED_CAPTION_525, /* 6 */ + 0, 0, V4L2_SLICED_VPS, 0, 0, /* 9 */ + 0, 0, 0, 0 + }; + int i; + + fmt = arg; + if (fmt->type != V4L2_BUF_TYPE_SLICED_VBI_CAPTURE) + return -EINVAL; + svbi = &fmt->fmt.sliced; + memset(svbi, 0, sizeof(*svbi)); + /* we're done if raw VBI is active */ + if ((cx25840_read(client, 0x404) & 0x10) == 0) + break; + + for (i = 7; i <= 23; i++) { + u8 v = cx25840_read(client, 0x424 + i - 7); + + svbi->service_lines[0][i] = lcr2vbi[v >> 4]; + svbi->service_lines[1][i] = lcr2vbi[v & 0xf]; + svbi->service_set |= + svbi->service_lines[0][i] | svbi->service_lines[1][i]; + } + break; + } + + case VIDIOC_S_FMT: + { + int is_pal = !(cx25840_get_v4lstd(client) & V4L2_STD_NTSC); + int vbi_offset = is_pal ? 1 : 0; + int i, x; + u8 lcr[24]; + + fmt = arg; + if (fmt->type != V4L2_BUF_TYPE_SLICED_VBI_CAPTURE) + return -EINVAL; + svbi = &fmt->fmt.sliced; + if (svbi->service_set == 0) { + /* raw VBI */ + memset(svbi, 0, sizeof(*svbi)); + + /* Setup VBI */ + cx25840_vbi_setup(client); + + /* VBI Offset */ + cx25840_write(client, 0x47f, vbi_offset); + cx25840_write(client, 0x404, 0x2e); + break; + } + + for (x = 0; x <= 23; x++) + lcr[x] = 0x00; + + /* Setup VBI */ + cx25840_vbi_setup(client); + + /* Sliced VBI */ + cx25840_write(client, 0x404, 0x36); /* Ancillery data */ + cx25840_write(client, 0x406, 0x13); + cx25840_write(client, 0x47f, vbi_offset); + + if (is_pal) { + for (i = 0; i <= 6; i++) + svbi->service_lines[0][i] = + svbi->service_lines[1][i] = 0; + } else { + for (i = 0; i <= 9; i++) + svbi->service_lines[0][i] = + svbi->service_lines[1][i] = 0; + + for (i = 22; i <= 23; i++) + svbi->service_lines[0][i] = + svbi->service_lines[1][i] = 0; + } + + for (i = 7; i <= 23; i++) { + for (x = 0; x <= 1; x++) { + switch (svbi->service_lines[1-x][i]) { + case V4L2_SLICED_TELETEXT_B: + lcr[i] |= 1 << (4 * x); + break; + case V4L2_SLICED_WSS_625: + lcr[i] |= 4 << (4 * x); + break; + case V4L2_SLICED_CAPTION_525: + lcr[i] |= 6 << (4 * x); + break; + case V4L2_SLICED_VPS: + lcr[i] |= 9 << (4 * x); + break; + } + } + } + + for (x = 1, i = 0x424; i <= 0x434; i++, x++) { + cx25840_write(client, i, lcr[6 + x]); + } + + cx25840_write(client, 0x43c, 0x16); + + if (is_pal) { + cx25840_write(client, 0x474, 0x2a); + } else { + cx25840_write(client, 0x474, 0x1a + 6); + } + break; + } + + case VIDIOC_INT_DECODE_VBI_LINE: + { + struct v4l2_decode_vbi_line *vbi = arg; + u8 *p = vbi->p; + int id1, id2, l, err = 0; + + if (p[0] || p[1] != 0xff || p[2] != 0xff || + (p[3] != 0x55 && p[3] != 0x91)) { + vbi->line = vbi->type = 0; + break; + } + + p += 4; + id1 = p[-1]; + id2 = p[0] & 0xf; + l = p[2] & 0x3f; + l += 5; + p += 4; + + switch (id2) { + case 1: + id2 = V4L2_SLICED_TELETEXT_B; + break; + case 4: + id2 = V4L2_SLICED_WSS_625; + break; + case 6: + id2 = V4L2_SLICED_CAPTION_525; + err = !odd_parity(p[0]) || !odd_parity(p[1]); + break; + case 9: + id2 = V4L2_SLICED_VPS; + if (decode_vps(p, p) != 0) { + err = 1; + } + break; + default: + id2 = 0; + err = 1; + break; + } + + vbi->type = err ? 0 : id2; + vbi->line = err ? 0 : l; + vbi->is_second_field = err ? 0 : (id1 == 0x55); + vbi->p = p; + break; + } + } + + return 0; +} diff --git a/trunk/drivers/media/video/cx25840/cx25840.h b/trunk/drivers/media/video/cx25840/cx25840.h new file mode 100644 index 000000000000..5c3f0639fb77 --- /dev/null +++ b/trunk/drivers/media/video/cx25840/cx25840.h @@ -0,0 +1,85 @@ +/* cx25840 API header + * + * Copyright (C) 2003-2004 Chris Kennedy + * + * This program is free software; you can redistribute it and/or + * modify it under the terms of the GNU General Public License + * as published by the Free Software Foundation; either version 2 + * of the License, or (at your option) any later version. + * + * This program is distributed in the hope that it will be useful, + * but WITHOUT ANY WARRANTY; without even the implied warranty of + * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the + * GNU General Public License for more details. + * + * You should have received a copy of the GNU General Public License + * along with this program; if not, write to the Free Software + * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA. + */ + +#ifndef _CX25840_H_ +#define _CX25840_H_ + + +#include +#include + +extern int cx25840_debug; + +#define cx25840_dbg(fmt, arg...) do { if (cx25840_debug) \ + printk(KERN_INFO "%s debug %d-%04x: " fmt, client->driver->name, \ + i2c_adapter_id(client->adapter), client->addr , ## arg); } while (0) + +#define cx25840_err(fmt, arg...) do { \ + printk(KERN_ERR "%s %d-%04x: " fmt, client->driver->name, \ + i2c_adapter_id(client->adapter), client->addr , ## arg); } while (0) + +#define cx25840_info(fmt, arg...) do { \ + printk(KERN_INFO "%s %d-%04x: " fmt, client->driver->name, \ + i2c_adapter_id(client->adapter), client->addr , ## arg); } while (0) + +#define CX25840_CID_CARDTYPE (V4L2_CID_PRIVATE_BASE+0) + +enum cx25840_cardtype { + CARDTYPE_PVR150, + CARDTYPE_PG600 +}; + +enum cx25840_input { + CX25840_TUNER, + CX25840_COMPOSITE0, + CX25840_COMPOSITE1, + CX25840_SVIDEO0, + CX25840_SVIDEO1 +}; + +struct cx25840_state { + enum cx25840_cardtype cardtype; + enum cx25840_input input; + int audio_input; + enum v4l2_audio_clock_freq audclk_freq; +}; + +/* ----------------------------------------------------------------------- */ +/* cx25850-core.c */ +int cx25840_write(struct i2c_client *client, u16 addr, u8 value); +int cx25840_write4(struct i2c_client *client, u16 addr, u32 value); +u8 cx25840_read(struct i2c_client *client, u16 addr); +u32 cx25840_read4(struct i2c_client *client, u16 addr); +int cx25840_and_or(struct i2c_client *client, u16 addr, u8 mask, u8 value); +v4l2_std_id cx25840_get_v4lstd(struct i2c_client *client); + +/* ----------------------------------------------------------------------- */ +/* cx25850-firmware.c */ +int cx25840_loadfw(struct i2c_client *client); + +/* ----------------------------------------------------------------------- */ +/* cx25850-audio.c */ +int cx25840_audio(struct i2c_client *client, unsigned int cmd, void *arg); + +/* ----------------------------------------------------------------------- */ +/* cx25850-vbi.c */ +void cx25840_vbi_setup(struct i2c_client *client); +int cx25840_vbi(struct i2c_client *client, unsigned int cmd, void *arg); + +#endif diff --git a/trunk/drivers/media/video/cx88/cx88-dvb.c b/trunk/drivers/media/video/cx88/cx88-dvb.c index 9cce91ec334b..99ea955f5987 100644 --- a/trunk/drivers/media/video/cx88/cx88-dvb.c +++ b/trunk/drivers/media/video/cx88/cx88-dvb.c @@ -439,9 +439,6 @@ static int dvb_register(struct cx8802_dev *dev) /* Put the analog decoder in standby to keep it quiet */ cx88_call_i2c_clients (dev->core, TUNER_SET_STANDBY, NULL); - /* Put the analog decoder in standby to keep it quiet */ - cx88_call_i2c_clients (dev->core, TUNER_SET_STANDBY, NULL); - /* register everything */ return videobuf_dvb_register(&dev->dvb, THIS_MODULE, dev); } diff --git a/trunk/drivers/media/video/em28xx/em28xx-input.c b/trunk/drivers/media/video/em28xx/em28xx-input.c index 32c49df58adc..9b94f77d6fd7 100644 --- a/trunk/drivers/media/video/em28xx/em28xx-input.c +++ b/trunk/drivers/media/video/em28xx/em28xx-input.c @@ -120,9 +120,6 @@ static int get_key_em_haup(struct IR_i2c *ir, u32 *ir_key, u32 *ir_raw) if (buf[1]==0xff) return 0; - /* avoid fast reapeating */ - if (buf[1]==ir->old) - return 0; ir->old=buf[1]; /* Rearranges bits to the right order */ diff --git a/trunk/drivers/media/video/ir-kbd-gpio.c b/trunk/drivers/media/video/ir-kbd-gpio.c index ed81934ef3cd..5abfc0fbf6de 100644 --- a/trunk/drivers/media/video/ir-kbd-gpio.c +++ b/trunk/drivers/media/video/ir-kbd-gpio.c @@ -221,24 +221,99 @@ static IR_KEYTAB_TYPE ir_codes_conceptronic[IR_KEYTAB_SIZE] = { [ 24 ] = KEY_MUTE // mute/unmute }; +static IR_KEYTAB_TYPE ir_codes_nebula[IR_KEYTAB_SIZE] = { + [0x00] = KEY_KP0, + [0x01] = KEY_KP1, + [0x02] = KEY_KP2, + [0x03] = KEY_KP3, + [0x04] = KEY_KP4, + [0x05] = KEY_KP5, + [0x06] = KEY_KP6, + [0x07] = KEY_KP7, + [0x08] = KEY_KP8, + [0x09] = KEY_KP9, + [0x0a] = KEY_TV, + [0x0b] = KEY_AUX, + [0x0c] = KEY_DVD, + [0x0d] = KEY_POWER, + [0x0e] = KEY_MHP, /* labelled 'Picture' */ + [0x0f] = KEY_AUDIO, + [0x10] = KEY_INFO, + [0x11] = KEY_F13, /* 16:9 */ + [0x12] = KEY_F14, /* 14:9 */ + [0x13] = KEY_EPG, + [0x14] = KEY_EXIT, + [0x15] = KEY_MENU, + [0x16] = KEY_UP, + [0x17] = KEY_DOWN, + [0x18] = KEY_LEFT, + [0x19] = KEY_RIGHT, + [0x1a] = KEY_ENTER, + [0x1b] = KEY_CHANNELUP, + [0x1c] = KEY_CHANNELDOWN, + [0x1d] = KEY_VOLUMEUP, + [0x1e] = KEY_VOLUMEDOWN, + [0x1f] = KEY_RED, + [0x20] = KEY_GREEN, + [0x21] = KEY_YELLOW, + [0x22] = KEY_BLUE, + [0x23] = KEY_SUBTITLE, + [0x24] = KEY_F15, /* AD */ + [0x25] = KEY_TEXT, + [0x26] = KEY_MUTE, + [0x27] = KEY_REWIND, + [0x28] = KEY_STOP, + [0x29] = KEY_PLAY, + [0x2a] = KEY_FASTFORWARD, + [0x2b] = KEY_F16, /* chapter */ + [0x2c] = KEY_PAUSE, + [0x2d] = KEY_PLAY, + [0x2e] = KEY_RECORD, + [0x2f] = KEY_F17, /* picture in picture */ + [0x30] = KEY_KPPLUS, /* zoom in */ + [0x31] = KEY_KPMINUS, /* zoom out */ + [0x32] = KEY_F18, /* capture */ + [0x33] = KEY_F19, /* web */ + [0x34] = KEY_EMAIL, + [0x35] = KEY_PHONE, + [0x36] = KEY_PC +}; + struct IR { struct bttv_sub_device *sub; struct input_dev *input; struct ir_input_state ir; char name[32]; char phys[32]; + + /* Usual gpio signalling */ + u32 mask_keycode; u32 mask_keydown; u32 mask_keyup; - - int polling; + u32 polling; u32 last_gpio; struct work_struct work; struct timer_list timer; + + /* RC5 gpio */ + + u32 rc5_gpio; + struct timer_list timer_end; /* timer_end for code completion */ + struct timer_list timer_keyup; /* timer_end for key release */ + u32 last_rc5; /* last good rc5 code */ + u32 last_bit; /* last raw bit seen */ + u32 code; /* raw code under construction */ + struct timeval base_time; /* time of last seen code */ + int active; /* building raw code */ }; static int debug; module_param(debug, int, 0644); /* debug level (0,1,2) */ +static int repeat_delay = 500; +module_param(repeat_delay, int, 0644); +static int repeat_period = 33; +module_param(repeat_period, int, 0644); #define DEVNAME "ir-kbd-gpio" #define dprintk(fmt, arg...) if (debug) \ @@ -254,7 +329,7 @@ static struct bttv_sub_driver driver = { .probe = ir_probe, .remove = ir_remove, }, - .gpio_irq = ir_irq, + .gpio_irq = ir_irq, }; /* ---------------------------------------------------------------------- */ @@ -327,6 +402,173 @@ static void ir_work(void *data) mod_timer(&ir->timer, timeout); } +/* ---------------------------------------------------------------*/ + +static int rc5_remote_gap = 885; +module_param(rc5_remote_gap, int, 0644); +static int rc5_key_timeout = 200; +module_param(rc5_key_timeout, int, 0644); + +#define RC5_START(x) (((x)>>12)&3) +#define RC5_TOGGLE(x) (((x)>>11)&1) +#define RC5_ADDR(x) (((x)>>6)&31) +#define RC5_INSTR(x) ((x)&63) + +/* decode raw bit pattern to RC5 code */ +static u32 rc5_decode(unsigned int code) +{ + unsigned int org_code = code; + unsigned int pair; + unsigned int rc5 = 0; + int i; + + code = (code << 1) | 1; + for (i = 0; i < 14; ++i) { + pair = code & 0x3; + code >>= 2; + + rc5 <<= 1; + switch (pair) { + case 0: + case 2: + break; + case 1: + rc5 |= 1; + break; + case 3: + dprintk("bad code: %x\n", org_code); + return 0; + } + } + dprintk("code=%x, rc5=%x, start=%x, toggle=%x, address=%x, " + "instr=%x\n", rc5, org_code, RC5_START(rc5), + RC5_TOGGLE(rc5), RC5_ADDR(rc5), RC5_INSTR(rc5)); + return rc5; +} + +static int ir_rc5_irq(struct bttv_sub_device *sub) +{ + struct IR *ir = dev_get_drvdata(&sub->dev); + struct timeval tv; + u32 gpio; + u32 gap; + unsigned long current_jiffies, timeout; + + /* read gpio port */ + gpio = bttv_gpio_read(ir->sub->core); + + /* remote IRQ? */ + if (!(gpio & 0x20)) + return 0; + + /* get time of bit */ + current_jiffies = jiffies; + do_gettimeofday(&tv); + + /* avoid overflow with gap >1s */ + if (tv.tv_sec - ir->base_time.tv_sec > 1) { + gap = 200000; + } else { + gap = 1000000 * (tv.tv_sec - ir->base_time.tv_sec) + + tv.tv_usec - ir->base_time.tv_usec; + } + + /* active code => add bit */ + if (ir->active) { + /* only if in the code (otherwise spurious IRQ or timer + late) */ + if (ir->last_bit < 28) { + ir->last_bit = (gap - rc5_remote_gap / 2) / + rc5_remote_gap; + ir->code |= 1 << ir->last_bit; + } + /* starting new code */ + } else { + ir->active = 1; + ir->code = 0; + ir->base_time = tv; + ir->last_bit = 0; + + timeout = current_jiffies + (500 + 30 * HZ) / 1000; + mod_timer(&ir->timer_end, timeout); + } + + /* toggle GPIO pin 4 to reset the irq */ + bttv_gpio_write(ir->sub->core, gpio & ~(1 << 4)); + bttv_gpio_write(ir->sub->core, gpio | (1 << 4)); + return 1; +} + +static void ir_rc5_timer_end(unsigned long data) +{ + struct IR *ir = (struct IR *)data; + struct timeval tv; + unsigned long current_jiffies, timeout; + u32 gap; + + /* get time */ + current_jiffies = jiffies; + do_gettimeofday(&tv); + + /* avoid overflow with gap >1s */ + if (tv.tv_sec - ir->base_time.tv_sec > 1) { + gap = 200000; + } else { + gap = 1000000 * (tv.tv_sec - ir->base_time.tv_sec) + + tv.tv_usec - ir->base_time.tv_usec; + } + + /* Allow some timmer jitter (RC5 is ~24ms anyway so this is ok) */ + if (gap < 28000) { + dprintk("spurious timer_end\n"); + return; + } + + ir->active = 0; + if (ir->last_bit < 20) { + /* ignore spurious codes (caused by light/other remotes) */ + dprintk("short code: %x\n", ir->code); + } else { + u32 rc5 = rc5_decode(ir->code); + + /* two start bits? */ + if (RC5_START(rc5) != 3) { + dprintk("rc5 start bits invalid: %u\n", RC5_START(rc5)); + + /* right address? */ + } else if (RC5_ADDR(rc5) == 0x0) { + u32 toggle = RC5_TOGGLE(rc5); + u32 instr = RC5_INSTR(rc5); + + /* Good code, decide if repeat/repress */ + if (toggle != RC5_TOGGLE(ir->last_rc5) || + instr != RC5_INSTR(ir->last_rc5)) { + dprintk("instruction %x, toggle %x\n", instr, + toggle); + ir_input_nokey(ir->input, &ir->ir); + ir_input_keydown(ir->input, &ir->ir, instr, + instr); + } + + /* Set/reset key-up timer */ + timeout = current_jiffies + (500 + rc5_key_timeout + * HZ) / 1000; + mod_timer(&ir->timer_keyup, timeout); + + /* Save code for repeat test */ + ir->last_rc5 = rc5; + } + } +} + +static void ir_rc5_timer_keyup(unsigned long data) +{ + struct IR *ir = (struct IR *)data; + + dprintk("key released\n"); + ir_input_nokey(ir->input, &ir->ir); +} + /* ---------------------------------------------------------------------- */ static int ir_probe(struct device *dev) @@ -400,6 +642,12 @@ static int ir_probe(struct device *dev) ir->mask_keyup = 0x006000; ir->polling = 50; // ms break; + case BTTV_BOARD_NEBULA_DIGITV: + ir_codes = ir_codes_nebula; + driver.any_irq = ir_rc5_irq; + driver.gpio_irq = NULL; + ir->rc5_gpio = 1; + break; } if (NULL == ir_codes) { kfree(ir); @@ -407,9 +655,17 @@ static int ir_probe(struct device *dev) return -ENODEV; } - /* init hardware-specific stuff */ - bttv_gpio_inout(sub->core, ir->mask_keycode | ir->mask_keydown, 0); - ir->sub = sub; + if (ir->rc5_gpio) { + u32 gpio; + /* enable remote irq */ + bttv_gpio_inout(sub->core, (1 << 4), 1 << 4); + gpio = bttv_gpio_read(sub->core); + bttv_gpio_write(sub->core, gpio & ~(1 << 4)); + bttv_gpio_write(sub->core, gpio | (1 << 4)); + } else { + /* init hardware-specific stuff */ + bttv_gpio_inout(sub->core, ir->mask_keycode | ir->mask_keydown, 0); + } /* init input device */ snprintf(ir->name, sizeof(ir->name), "bttv IR (card=%d)", @@ -417,6 +673,7 @@ static int ir_probe(struct device *dev) snprintf(ir->phys, sizeof(ir->phys), "pci-%s/ir0", pci_name(sub->core->pci)); + ir->sub = sub; ir_input_init(input_dev, &ir->ir, ir_type, ir_codes); input_dev->name = ir->name; input_dev->phys = ir->phys; @@ -437,11 +694,25 @@ static int ir_probe(struct device *dev) ir->timer.function = ir_timer; ir->timer.data = (unsigned long)ir; schedule_work(&ir->work); + } else if (ir->rc5_gpio) { + /* set timer_end for code completion */ + init_timer(&ir->timer_end); + ir->timer_end.function = ir_rc5_timer_end; + ir->timer_end.data = (unsigned long)ir; + + init_timer(&ir->timer_keyup); + ir->timer_keyup.function = ir_rc5_timer_keyup; + ir->timer_keyup.data = (unsigned long)ir; } /* all done */ dev_set_drvdata(dev, ir); input_register_device(ir->input); + printk(DEVNAME ": %s detected at %s\n",ir->name,ir->phys); + + /* the remote isn't as bouncy as a keyboard */ + ir->input->rep[REP_DELAY] = repeat_delay; + ir->input->rep[REP_PERIOD] = repeat_period; return 0; } @@ -454,6 +725,15 @@ static int ir_remove(struct device *dev) del_timer(&ir->timer); flush_scheduled_work(); } + if (ir->rc5_gpio) { + u32 gpio; + + del_timer(&ir->timer_end); + flush_scheduled_work(); + + gpio = bttv_gpio_read(ir->sub->core); + bttv_gpio_write(ir->sub->core, gpio & ~(1 << 4)); + } input_unregister_device(ir->input); kfree(ir); diff --git a/trunk/drivers/media/video/ir-kbd-i2c.c b/trunk/drivers/media/video/ir-kbd-i2c.c index 0085567a1421..801c736e9328 100644 --- a/trunk/drivers/media/video/ir-kbd-i2c.c +++ b/trunk/drivers/media/video/ir-kbd-i2c.c @@ -183,6 +183,58 @@ static int get_key_knc1(struct IR_i2c *ir, u32 *ir_key, u32 *ir_raw) return 1; } +/* The new pinnacle PCTV remote (with the colored buttons) + * + * Ricardo Cerqueira + */ + +int get_key_pinnacle(struct IR_i2c *ir, u32 *ir_key, u32 *ir_raw) +{ + unsigned char b[4]; + unsigned int start = 0,parity = 0,code = 0; + + /* poll IR chip */ + if (4 != i2c_master_recv(&ir->c,b,4)) { + dprintk(2,"read error\n"); + return -EIO; + } + + for (start = 0; start<4; start++) { + if (b[start] == 0x80) { + code=b[(start+3)%4]; + parity=b[(start+2)%4]; + } + } + + /* Empty Request */ + if (parity==0) + return 0; + + /* Repeating... */ + if (ir->old == parity) + return 0; + + + ir->old = parity; + + /* Reduce code value to fit inside IR_KEYTAB_SIZE + * + * this is the only value that results in 42 unique + * codes < 128 + */ + + code %= 0x88; + + *ir_raw = code; + *ir_key = code; + + dprintk(1,"Pinnacle PCTV key %02x\n", code); + + return 1; +} + +EXPORT_SYMBOL_GPL(get_key_pinnacle); + /* ----------------------------------------------------------------------- */ static void ir_key_poll(struct IR_i2c *ir) diff --git a/trunk/drivers/media/video/saa7115.c b/trunk/drivers/media/video/saa7115.c new file mode 100644 index 000000000000..0235cef07b31 --- /dev/null +++ b/trunk/drivers/media/video/saa7115.c @@ -0,0 +1,1376 @@ +/* saa7115 - Philips SAA7114/SAA7115 video decoder driver + * + * Based on saa7114 driver by Maxim Yevtyushkin, which is based on + * the saa7111 driver by Dave Perks. + * + * Copyright (C) 1998 Dave Perks + * Copyright (C) 2002 Maxim Yevtyushkin + * + * Slight changes for video timing and attachment output by + * Wolfgang Scherr + * + * Moved over to the linux >= 2.4.x i2c protocol (1/1/2003) + * by Ronald Bultje + * + * Added saa7115 support by Kevin Thayer + * (2/17/2003) + * + * VBI support (2004) and cleanups (2005) by Hans Verkuil + * + * This program is free software; you can redistribute it and/or + * modify it under the terms of the GNU General Public License + * as published by the Free Software Foundation; either version 2 + * of the License, or (at your option) any later version. + * + * This program is distributed in the hope that it will be useful, + * but WITHOUT ANY WARRANTY; without even the implied warranty of + * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the + * GNU General Public License for more details. + * + * You should have received a copy of the GNU General Public License + * along with this program; if not, write to the Free Software + * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA. + */ + + +#include +#include +#include +#include +#include +#include + +MODULE_DESCRIPTION("Philips SAA7114/SAA7115 video decoder driver"); +MODULE_AUTHOR("Maxim Yevtyushkin, Kevin Thayer, Chris Kennedy, Hans Verkuil"); +MODULE_LICENSE("GPL"); + +static int debug = 0; +module_param(debug, int, 0644); + +MODULE_PARM_DESC(debug, "Debug level (0-1)"); + +#define saa7115_dbg(fmt,arg...) \ + do { \ + if (debug) \ + printk(KERN_INFO "%s debug %d-%04x: " fmt, client->driver->name, \ + i2c_adapter_id(client->adapter), client->addr , ## arg); \ + } while (0) + +#define saa7115_err(fmt, arg...) do { \ + printk(KERN_ERR "%s %d-%04x: " fmt, client->driver->name, \ + i2c_adapter_id(client->adapter), client->addr , ## arg); } while (0) +#define saa7115_info(fmt, arg...) do { \ + printk(KERN_INFO "%s %d-%04x: " fmt, client->driver->name, \ + i2c_adapter_id(client->adapter), client->addr , ## arg); } while (0) + +static unsigned short normal_i2c[] = { 0x42 >> 1, 0x40 >> 1, I2C_CLIENT_END }; + + +I2C_CLIENT_INSMOD; + +struct saa7115_state { + v4l2_std_id std; + int input; + int enable; + int bright; + int contrast; + int hue; + int sat; + enum v4l2_chip_ident ident; + enum v4l2_audio_clock_freq audclk_freq; +}; + +/* ----------------------------------------------------------------------- */ + +static inline int saa7115_write(struct i2c_client *client, u8 reg, u8 value) +{ + return i2c_smbus_write_byte_data(client, reg, value); +} + +static int saa7115_writeregs(struct i2c_client *client, const unsigned char *regs) +{ + unsigned char reg, data; + + while (*regs != 0x00) { + reg = *(regs++); + data = *(regs++); + if (saa7115_write(client, reg, data) < 0) + return -1; + } + return 0; +} + +static inline int saa7115_read(struct i2c_client *client, u8 reg) +{ + return i2c_smbus_read_byte_data(client, reg); +} + +/* ----------------------------------------------------------------------- */ + +/* If a value differs from the Hauppauge driver values, then the comment starts with + 'was 0xXX' to denote the Hauppauge value. Otherwise the value is identical to what the + Hauppauge driver sets. */ + +static const unsigned char saa7115_init_auto_input[] = { + 0x01, 0x48, /* white peak control disabled */ + 0x03, 0x20, /* was 0x30. 0x20: long vertical blanking */ + 0x04, 0x90, /* analog gain set to 0 */ + 0x05, 0x90, /* analog gain set to 0 */ + 0x06, 0xeb, /* horiz sync begin = -21 */ + 0x07, 0xe0, /* horiz sync stop = -17 */ + 0x0a, 0x80, /* was 0x88. decoder brightness, 0x80 is itu standard */ + 0x0b, 0x44, /* was 0x48. decoder contrast, 0x44 is itu standard */ + 0x0c, 0x40, /* was 0x47. decoder saturation, 0x40 is itu standard */ + 0x0d, 0x00, /* chrominance hue control */ + 0x0f, 0x00, /* chrominance gain control: use automicatic mode */ + 0x10, 0x06, /* chrominance/luminance control: active adaptive combfilter */ + 0x11, 0x00, /* delay control */ + 0x12, 0x9d, /* RTS0 output control: VGATE */ + 0x13, 0x80, /* X-port output control: ITU656 standard mode, RTCO output enable RTCE */ + 0x14, 0x00, /* analog/ADC/auto compatibility control */ + 0x18, 0x40, /* raw data gain 0x00 = nominal */ + 0x19, 0x80, /* raw data offset 0x80 = 0 LSB */ + 0x1a, 0x77, /* color killer level control 0x77 = recommended */ + 0x1b, 0x42, /* misc chroma control 0x42 = recommended */ + 0x1c, 0xa9, /* combfilter control 0xA9 = recommended */ + 0x1d, 0x01, /* combfilter control 0x01 = recommended */ + 0x88, 0xd0, /* reset device */ + 0x88, 0xf0, /* set device programmed, all in operational mode */ + 0x00, 0x00 +}; + +static const unsigned char saa7115_cfg_reset_scaler[] = { + 0x87, 0x00, /* disable I-port output */ + 0x88, 0xd0, /* reset scaler */ + 0x88, 0xf0, /* activate scaler */ + 0x87, 0x01, /* enable I-port output */ + 0x00, 0x00 +}; + +/* ============== SAA7715 VIDEO templates ============= */ + +static const unsigned char saa7115_cfg_60hz_fullres_x[] = { + 0xcc, 0xd0, /* hsize low (output), hor. output window size = 0x2d0 = 720 */ + 0xcd, 0x02, /* hsize hi (output) */ + + /* Why not in 60hz-Land, too? */ + 0xd0, 0x01, /* downscale = 1 */ + 0xd8, 0x00, /* hor lum scaling 0x0400 = 1 */ + 0xd9, 0x04, + 0xdc, 0x00, /* hor chrom scaling 0x0200. must be hor lum scaling / 2 */ + 0xdd, 0x02, /* H-scaling incr chroma */ + + 0x00, 0x00 +}; +static const unsigned char saa7115_cfg_60hz_fullres_y[] = { + 0xce, 0xf8, /* vsize low (output), ver. output window size = 248 (but 60hz is 240?) */ + 0xcf, 0x00, /* vsize hi (output) */ + + /* Why not in 60hz-Land, too? */ + 0xd5, 0x40, /* Lum contrast, nominal value = 0x40 */ + 0xd6, 0x40, /* Chroma satur. nominal value = 0x80 */ + + 0xe0, 0x00, /* V-scaling incr luma low */ + 0xe1, 0x04, /* " hi */ + 0xe2, 0x00, /* V-scaling incr chroma low */ + 0xe3, 0x04, /* " hi */ + + 0x00, 0x00 +}; + +static const unsigned char saa7115_cfg_60hz_video[] = { + 0x80, 0x00, /* reset tasks */ + 0x88, 0xd0, /* reset scaler */ + + 0x15, 0x03, /* VGATE pulse start */ + 0x16, 0x11, /* VGATE pulse stop */ + 0x17, 0x9c, /* VGATE MSB and other values */ + + 0x08, 0x68, /* 0xBO: auto detection, 0x68 = NTSC */ + 0x0e, 0x07, /* lots of different stuff... video autodetection is on */ + + 0x5a, 0x06, /* Vertical offset, standard 60hz value for ITU656 line counting */ + + /* Task A */ + 0x90, 0x80, /* Task Handling Control */ + 0x91, 0x48, /* X-port formats/config */ + 0x92, 0x40, /* Input Ref. signal Def. */ + 0x93, 0x84, /* I-port config */ + 0x94, 0x01, /* hoffset low (input), 0x0002 is minimum */ + 0x95, 0x00, /* hoffset hi (input) */ + 0x96, 0xd0, /* hsize low (input), 0x02d0 = 720 */ + 0x97, 0x02, /* hsize hi (input) */ + 0x98, 0x05, /* voffset low (input) */ + 0x99, 0x00, /* voffset hi (input) */ + 0x9a, 0x0c, /* vsize low (input), 0x0c = 12 */ + 0x9b, 0x00, /* vsize hi (input) */ + 0x9c, 0xa0, /* hsize low (output), 0x05a0 = 1440 */ + 0x9d, 0x05, /* hsize hi (output) */ + 0x9e, 0x0c, /* vsize low (output), 0x0c = 12 */ + 0x9f, 0x00, /* vsize hi (output) */ + + /* Task B */ + 0xc0, 0x00, /* Task Handling Control */ + 0xc1, 0x08, /* X-port formats/config */ + 0xc2, 0x00, /* Input Ref. signal Def. */ + 0xc3, 0x80, /* I-port config */ + 0xc4, 0x02, /* hoffset low (input), 0x0002 is minimum */ + 0xc5, 0x00, /* hoffset hi (input) */ + 0xc6, 0xd0, /* hsize low (input), 0x02d0 = 720 */ + 0xc7, 0x02, /* hsize hi (input) */ + 0xc8, 0x12, /* voffset low (input), 0x12 = 18 */ + 0xc9, 0x00, /* voffset hi (input) */ + 0xca, 0xf8, /* vsize low (input), 0xf8 = 248 */ + 0xcb, 0x00, /* vsize hi (input) */ + 0xcc, 0xd0, /* hsize low (output), 0x02d0 = 720 */ + 0xcd, 0x02, /* hsize hi (output) */ + + 0xf0, 0xad, /* Set PLL Register. 60hz 525 lines per frame, 27 MHz */ + 0xf1, 0x05, /* low bit with 0xF0 */ + 0xf5, 0xad, /* Set pulse generator register */ + 0xf6, 0x01, + + 0x87, 0x00, /* Disable I-port output */ + 0x88, 0xd0, /* reset scaler */ + 0x80, 0x20, /* Activate only task "B", continuous mode (was 0xA0) */ + 0x88, 0xf0, /* activate scaler */ + 0x87, 0x01, /* Enable I-port output */ + 0x00, 0x00 +}; + +static const unsigned char saa7115_cfg_50hz_fullres_x[] = { + 0xcc, 0xd0, /* hsize low (output), 720 same as 60hz */ + 0xcd, 0x02, /* hsize hi (output) */ + + 0xd0, 0x01, /* down scale = 1 */ + 0xd8, 0x00, /* hor lum scaling 0x0400 = 1 */ + 0xd9, 0x04, + 0xdc, 0x00, /* hor chrom scaling 0x0200. must be hor lum scaling / 2 */ + 0xdd, 0x02, /* H-scaling incr chroma */ + + 0x00, 0x00 +}; +static const unsigned char saa7115_cfg_50hz_fullres_y[] = { + 0xce, 0x20, /* vsize low (output), 0x0120 = 288 */ + 0xcf, 0x01, /* vsize hi (output) */ + + 0xd5, 0x40, /* Lum contrast, nominal value = 0x40 */ + 0xd6, 0x40, /* Chroma satur. nominal value = 0x80 */ + + 0xe0, 0x00, /* V-scaling incr luma low */ + 0xe1, 0x04, /* " hi */ + 0xe2, 0x00, /* V-scaling incr chroma low */ + 0xe3, 0x04, /* " hi */ + + 0x00, 0x00 +}; + +static const unsigned char saa7115_cfg_50hz_video[] = { + 0x80, 0x00, /* reset tasks */ + 0x88, 0xd0, /* reset scaler */ + + 0x15, 0x37, /* VGATE start */ + 0x16, 0x16, /* VGATE stop */ + 0x17, 0x99, /* VGATE MSB and other values */ + + 0x08, 0x28, /* 0x28 = PAL */ + 0x0e, 0x07, /* chrominance control 1 */ + + 0x5a, 0x03, /* Vertical offset, standard 50hz value */ + + /* Task A */ + 0x90, 0x81, /* Task Handling Control */ + 0x91, 0x48, /* X-port formats/config */ + 0x92, 0x40, /* Input Ref. signal Def. */ + 0x93, 0x84, /* I-port config */ + /* This is weird: the datasheet says that you should use 2 as the minimum value, */ + /* but Hauppauge uses 0, and changing that to 2 causes indeed problems (for 50hz) */ + 0x94, 0x00, /* hoffset low (input), 0x0002 is minimum */ + 0x95, 0x00, /* hoffset hi (input) */ + 0x96, 0xd0, /* hsize low (input), 0x02d0 = 720 */ + 0x97, 0x02, /* hsize hi (input) */ + 0x98, 0x03, /* voffset low (input) */ + 0x99, 0x00, /* voffset hi (input) */ + 0x9a, 0x12, /* vsize low (input), 0x12 = 18 */ + 0x9b, 0x00, /* vsize hi (input) */ + 0x9c, 0xa0, /* hsize low (output), 0x05a0 = 1440 */ + 0x9d, 0x05, /* hsize hi (output) */ + 0x9e, 0x12, /* vsize low (output), 0x12 = 18 */ + 0x9f, 0x00, /* vsize hi (output) */ + + /* Task B */ + 0xc0, 0x00, /* Task Handling Control */ + 0xc1, 0x08, /* X-port formats/config */ + 0xc2, 0x00, /* Input Ref. signal Def. */ + 0xc3, 0x80, /* I-port config */ + 0xc4, 0x00, /* hoffset low (input), 0x0002 is minimum. See comment at 0x94 above. */ + 0xc5, 0x00, /* hoffset hi (input) */ + 0xc6, 0xd0, /* hsize low (input), 0x02d0 = 720 */ + 0xc7, 0x02, /* hsize hi (input) */ + 0xc8, 0x16, /* voffset low (input), 0x16 = 22 */ + 0xc9, 0x00, /* voffset hi (input) */ + 0xca, 0x20, /* vsize low (input), 0x0120 = 288 */ + 0xcb, 0x01, /* vsize hi (input) */ + 0xcc, 0xd0, /* hsize low (output), 0x02d0 = 720 */ + 0xcd, 0x02, /* hsize hi (output) */ + 0xce, 0x20, /* vsize low (output), 0x0120 = 288 */ + 0xcf, 0x01, /* vsize hi (output) */ + + 0xf0, 0xb0, /* Set PLL Register. 50hz 625 lines per frame, 27 MHz */ + 0xf1, 0x05, /* low bit with 0xF0, (was 0x05) */ + 0xf5, 0xb0, /* Set pulse generator register */ + 0xf6, 0x01, + + 0x87, 0x00, /* Disable I-port output */ + 0x88, 0xd0, /* reset scaler (was 0xD0) */ + 0x80, 0x20, /* Activate only task "B" */ + 0x88, 0xf0, /* activate scaler */ + 0x87, 0x01, /* Enable I-port output */ + 0x00, 0x00 +}; + +/* ============== SAA7715 VIDEO templates (end) ======= */ + +static const unsigned char saa7115_cfg_vbi_on[] = { + 0x80, 0x00, /* reset tasks */ + 0x88, 0xd0, /* reset scaler */ + 0x80, 0x30, /* Activate both tasks */ + 0x88, 0xf0, /* activate scaler */ + 0x87, 0x01, /* Enable I-port output */ + 0x00, 0x00 +}; + +static const unsigned char saa7115_cfg_vbi_off[] = { + 0x80, 0x00, /* reset tasks */ + 0x88, 0xd0, /* reset scaler */ + 0x80, 0x20, /* Activate only task "B" */ + 0x88, 0xf0, /* activate scaler */ + 0x87, 0x01, /* Enable I-port output */ + 0x00, 0x00 +}; + +static const unsigned char saa7115_init_misc[] = { + 0x38, 0x03, /* audio stuff */ + 0x39, 0x10, + 0x3a, 0x08, + + 0x81, 0x01, /* reg 0x15,0x16 define blanking window */ + 0x82, 0x00, + 0x83, 0x01, /* I port settings */ + 0x84, 0x20, + 0x85, 0x21, + 0x86, 0xc5, + 0x87, 0x01, + + /* Task A */ + 0xa0, 0x01, /* down scale = 1 */ + 0xa1, 0x00, /* prescale accumulation length = 1 */ + 0xa2, 0x00, /* dc gain and fir prefilter control */ + 0xa4, 0x80, /* Lum Brightness, nominal value = 0x80 */ + 0xa5, 0x40, /* Lum contrast, nominal value = 0x40 */ + 0xa6, 0x40, /* Chroma satur. nominal value = 0x80 */ + 0xa8, 0x00, /* hor lum scaling 0x0200 = 2 zoom */ + 0xa9, 0x02, /* note: 2 x zoom ensures that VBI lines have same length as video lines. */ + 0xaa, 0x00, /* H-phase offset Luma = 0 */ + 0xac, 0x00, /* hor chrom scaling 0x0200. must be hor lum scaling / 2 */ + 0xad, 0x01, /* H-scaling incr chroma */ + 0xae, 0x00, /* H-phase offset chroma. must be offset luma / 2 */ + + 0xb0, 0x00, /* V-scaling incr luma low */ + 0xb1, 0x04, /* " hi */ + 0xb2, 0x00, /* V-scaling incr chroma low */ + 0xb3, 0x04, /* " hi */ + 0xb4, 0x01, /* V-scaling mode control */ + 0xb8, 0x00, /* V-phase offset chroma 00 */ + 0xb9, 0x00, /* V-phase offset chroma 01 */ + 0xba, 0x00, /* V-phase offset chroma 10 */ + 0xbb, 0x00, /* V-phase offset chroma 11 */ + 0xbc, 0x00, /* V-phase offset luma 00 */ + 0xbd, 0x00, /* V-phase offset luma 01 */ + 0xbe, 0x00, /* V-phase offset luma 10 */ + 0xbf, 0x00, /* V-phase offset luma 11 */ + + /* Task B */ + 0xd0, 0x01, /* down scale = 1 */ + 0xd1, 0x00, /* prescale accumulation length = 1 */ + 0xd2, 0x00, /* dc gain and fir prefilter control */ + 0xd4, 0x80, /* Lum Brightness, nominal value = 0x80 */ + 0xd5, 0x40, /* Lum contrast, nominal value = 0x40 */ + 0xd6, 0x40, /* Chroma satur. nominal value = 0x80 */ + 0xd8, 0x00, /* hor lum scaling 0x0400 = 1 */ + 0xd9, 0x04, + 0xda, 0x00, /* H-phase offset Luma = 0 */ + 0xdc, 0x00, /* hor chrom scaling 0x0200. must be hor lum scaling / 2 */ + 0xdd, 0x02, /* H-scaling incr chroma */ + 0xde, 0x00, /* H-phase offset chroma. must be offset luma / 2 */ + + 0xe0, 0x00, /* V-scaling incr luma low */ + 0xe1, 0x04, /* " hi */ + 0xe2, 0x00, /* V-scaling incr chroma low */ + 0xe3, 0x04, /* " hi */ + 0xe4, 0x01, /* V-scaling mode control */ + 0xe8, 0x00, /* V-phase offset chroma 00 */ + 0xe9, 0x00, /* V-phase offset chroma 01 */ + 0xea, 0x00, /* V-phase offset chroma 10 */ + 0xeb, 0x00, /* V-phase offset chroma 11 */ + 0xec, 0x00, /* V-phase offset luma 00 */ + 0xed, 0x00, /* V-phase offset luma 01 */ + 0xee, 0x00, /* V-phase offset luma 10 */ + 0xef, 0x00, /* V-phase offset luma 11 */ + + 0xf2, 0x50, /* crystal clock = 24.576 MHz, target = 27MHz */ + 0xf3, 0x46, + 0xf4, 0x00, + 0xf7, 0x4b, /* not the recommended settings! */ + 0xf8, 0x00, + 0xf9, 0x4b, + 0xfa, 0x00, + 0xfb, 0x4b, + 0xff, 0x88, /* PLL2 lock detection settings: 71 lines 50% phase error */ + + /* Turn off VBI */ + 0x40, 0x20, /* No framing code errors allowed. */ + 0x41, 0xff, + 0x42, 0xff, + 0x43, 0xff, + 0x44, 0xff, + 0x45, 0xff, + 0x46, 0xff, + 0x47, 0xff, + 0x48, 0xff, + 0x49, 0xff, + 0x4a, 0xff, + 0x4b, 0xff, + 0x4c, 0xff, + 0x4d, 0xff, + 0x4e, 0xff, + 0x4f, 0xff, + 0x50, 0xff, + 0x51, 0xff, + 0x52, 0xff, + 0x53, 0xff, + 0x54, 0xff, + 0x55, 0xff, + 0x56, 0xff, + 0x57, 0xff, + 0x58, 0x40, + 0x59, 0x47, + 0x5b, 0x83, + 0x5d, 0xbd, + 0x5e, 0x35, + + 0x02, 0x84, /* input tuner -> input 4, amplifier active */ + 0x09, 0x53, /* 0x53, was 0x56 for 60hz. luminance control */ + + 0x80, 0x20, /* enable task B */ + 0x88, 0xd0, + 0x88, 0xf0, + 0x00, 0x00 +}; + +/* ============== SAA7715 AUDIO settings ============= */ + +/* 48.0 kHz */ +static const unsigned char saa7115_cfg_48_audio[] = { + 0x34, 0xce, + 0x35, 0xfb, + 0x36, 0x30, + 0x00, 0x00 +}; + +/* 44.1 kHz */ +static const unsigned char saa7115_cfg_441_audio[] = { + 0x34, 0xf2, + 0x35, 0x00, + 0x36, 0x2d, + 0x00, 0x00 +}; + +/* 32.0 kHz */ +static const unsigned char saa7115_cfg_32_audio[] = { + 0x34, 0xdf, + 0x35, 0xa7, + 0x36, 0x20, + 0x00, 0x00 +}; + +/* 48.0 kHz 60hz */ +static const unsigned char saa7115_cfg_60hz_48_audio[] = { + 0x30, 0xcd, + 0x31, 0x20, + 0x32, 0x03, + 0x00, 0x00 +}; + +/* 48.0 kHz 50hz */ +static const unsigned char saa7115_cfg_50hz_48_audio[] = { + 0x30, 0x00, + 0x31, 0xc0, + 0x32, 0x03, + 0x00, 0x00 +}; + +/* 44.1 kHz 60hz */ +static const unsigned char saa7115_cfg_60hz_441_audio[] = { + 0x30, 0xbc, + 0x31, 0xdf, + 0x32, 0x02, + 0x00, 0x00 +}; + +/* 44.1 kHz 50hz */ +static const unsigned char saa7115_cfg_50hz_441_audio[] = { + 0x30, 0x00, + 0x31, 0x72, + 0x32, 0x03, + 0x00, 0x00 +}; + +/* 32.0 kHz 60hz */ +static const unsigned char saa7115_cfg_60hz_32_audio[] = { + 0x30, 0xde, + 0x31, 0x15, + 0x32, 0x02, + 0x00, 0x00 +}; + +/* 32.0 kHz 50hz */ +static const unsigned char saa7115_cfg_50hz_32_audio[] = { + 0x30, 0x00, + 0x31, 0x80, + 0x32, 0x02, + 0x00, 0x00 +}; + +static int saa7115_odd_parity(u8 c) +{ + c ^= (c >> 4); + c ^= (c >> 2); + c ^= (c >> 1); + + return c & 1; +} + +static int saa7115_decode_vps(u8 * dst, u8 * p) +{ + static const u8 biphase_tbl[] = { + 0xf0, 0x78, 0x70, 0xf0, 0xb4, 0x3c, 0x34, 0xb4, + 0xb0, 0x38, 0x30, 0xb0, 0xf0, 0x78, 0x70, 0xf0, + 0xd2, 0x5a, 0x52, 0xd2, 0x96, 0x1e, 0x16, 0x96, + 0x92, 0x1a, 0x12, 0x92, 0xd2, 0x5a, 0x52, 0xd2, + 0xd0, 0x58, 0x50, 0xd0, 0x94, 0x1c, 0x14, 0x94, + 0x90, 0x18, 0x10, 0x90, 0xd0, 0x58, 0x50, 0xd0, + 0xf0, 0x78, 0x70, 0xf0, 0xb4, 0x3c, 0x34, 0xb4, + 0xb0, 0x38, 0x30, 0xb0, 0xf0, 0x78, 0x70, 0xf0, + 0xe1, 0x69, 0x61, 0xe1, 0xa5, 0x2d, 0x25, 0xa5, + 0xa1, 0x29, 0x21, 0xa1, 0xe1, 0x69, 0x61, 0xe1, + 0xc3, 0x4b, 0x43, 0xc3, 0x87, 0x0f, 0x07, 0x87, + 0x83, 0x0b, 0x03, 0x83, 0xc3, 0x4b, 0x43, 0xc3, + 0xc1, 0x49, 0x41, 0xc1, 0x85, 0x0d, 0x05, 0x85, + 0x81, 0x09, 0x01, 0x81, 0xc1, 0x49, 0x41, 0xc1, + 0xe1, 0x69, 0x61, 0xe1, 0xa5, 0x2d, 0x25, 0xa5, + 0xa1, 0x29, 0x21, 0xa1, 0xe1, 0x69, 0x61, 0xe1, + 0xe0, 0x68, 0x60, 0xe0, 0xa4, 0x2c, 0x24, 0xa4, + 0xa0, 0x28, 0x20, 0xa0, 0xe0, 0x68, 0x60, 0xe0, + 0xc2, 0x4a, 0x42, 0xc2, 0x86, 0x0e, 0x06, 0x86, + 0x82, 0x0a, 0x02, 0x82, 0xc2, 0x4a, 0x42, 0xc2, + 0xc0, 0x48, 0x40, 0xc0, 0x84, 0x0c, 0x04, 0x84, + 0x80, 0x08, 0x00, 0x80, 0xc0, 0x48, 0x40, 0xc0, + 0xe0, 0x68, 0x60, 0xe0, 0xa4, 0x2c, 0x24, 0xa4, + 0xa0, 0x28, 0x20, 0xa0, 0xe0, 0x68, 0x60, 0xe0, + 0xf0, 0x78, 0x70, 0xf0, 0xb4, 0x3c, 0x34, 0xb4, + 0xb0, 0x38, 0x30, 0xb0, 0xf0, 0x78, 0x70, 0xf0, + 0xd2, 0x5a, 0x52, 0xd2, 0x96, 0x1e, 0x16, 0x96, + 0x92, 0x1a, 0x12, 0x92, 0xd2, 0x5a, 0x52, 0xd2, + 0xd0, 0x58, 0x50, 0xd0, 0x94, 0x1c, 0x14, 0x94, + 0x90, 0x18, 0x10, 0x90, 0xd0, 0x58, 0x50, 0xd0, + 0xf0, 0x78, 0x70, 0xf0, 0xb4, 0x3c, 0x34, 0xb4, + 0xb0, 0x38, 0x30, 0xb0, 0xf0, 0x78, 0x70, 0xf0, + }; + int i; + u8 c, err = 0; + + for (i = 0; i < 2 * 13; i += 2) { + err |= biphase_tbl[p[i]] | biphase_tbl[p[i + 1]]; + c = (biphase_tbl[p[i + 1]] & 0xf) | ((biphase_tbl[p[i]] & 0xf) << 4); + dst[i / 2] = c; + } + return err & 0xf0; +} + +static int saa7115_decode_wss(u8 * p) +{ + static const int wss_bits[8] = { + 0, 0, 0, 1, 0, 1, 1, 1 + }; + unsigned char parity; + int wss = 0; + int i; + + for (i = 0; i < 16; i++) { + int b1 = wss_bits[p[i] & 7]; + int b2 = wss_bits[(p[i] >> 3) & 7]; + + if (b1 == b2) + return -1; + wss |= b2 << i; + } + parity = wss & 15; + parity ^= parity >> 2; + parity ^= parity >> 1; + + if (!(parity & 1)) + return -1; + + return wss; +} + + +static int saa7115_set_audio_clock_freq(struct i2c_client *client, enum v4l2_audio_clock_freq freq) +{ + struct saa7115_state *state = i2c_get_clientdata(client); + + saa7115_dbg("set audio clock freq: %d\n", freq); + switch (freq) { + case V4L2_AUDCLK_32_KHZ: + saa7115_writeregs(client, saa7115_cfg_32_audio); + if (state->std & V4L2_STD_525_60) { + saa7115_writeregs(client, saa7115_cfg_60hz_32_audio); + } else { + saa7115_writeregs(client, saa7115_cfg_50hz_32_audio); + } + break; + case V4L2_AUDCLK_441_KHZ: + saa7115_writeregs(client, saa7115_cfg_441_audio); + if (state->std & V4L2_STD_525_60) { + saa7115_writeregs(client, saa7115_cfg_60hz_441_audio); + } else { + saa7115_writeregs(client, saa7115_cfg_50hz_441_audio); + } + break; + case V4L2_AUDCLK_48_KHZ: + saa7115_writeregs(client, saa7115_cfg_48_audio); + if (state->std & V4L2_STD_525_60) { + saa7115_writeregs(client, saa7115_cfg_60hz_48_audio); + } else { + saa7115_writeregs(client, saa7115_cfg_50hz_48_audio); + } + break; + default: + saa7115_dbg("invalid audio setting %d\n", freq); + return -EINVAL; + } + state->audclk_freq = freq; + return 0; +} + +static int saa7115_set_v4lctrl(struct i2c_client *client, struct v4l2_control *ctrl) +{ + struct saa7115_state *state = i2c_get_clientdata(client); + + switch (ctrl->id) { + case V4L2_CID_BRIGHTNESS: + if (ctrl->value < 0 || ctrl->value > 255) { + saa7115_err("invalid brightness setting %d\n", ctrl->value); + return -ERANGE; + } + + state->bright = ctrl->value; + saa7115_write(client, 0x0a, state->bright); + break; + + case V4L2_CID_CONTRAST: + if (ctrl->value < 0 || ctrl->value > 127) { + saa7115_err("invalid contrast setting %d\n", ctrl->value); + return -ERANGE; + } + + state->contrast = ctrl->value; + saa7115_write(client, 0x0b, state->contrast); + break; + + case V4L2_CID_SATURATION: + if (ctrl->value < 0 || ctrl->value > 127) { + saa7115_err("invalid saturation setting %d\n", ctrl->value); + return -ERANGE; + } + + state->sat = ctrl->value; + saa7115_write(client, 0x0c, state->sat); + break; + + case V4L2_CID_HUE: + if (ctrl->value < -127 || ctrl->value > 127) { + saa7115_err("invalid hue setting %d\n", ctrl->value); + return -ERANGE; + } + + state->hue = ctrl->value; + saa7115_write(client, 0x0d, state->hue); + break; + } + + return 0; +} + +static int saa7115_get_v4lctrl(struct i2c_client *client, struct v4l2_control *ctrl) +{ + struct saa7115_state *state = i2c_get_clientdata(client); + + switch (ctrl->id) { + case V4L2_CID_BRIGHTNESS: + ctrl->value = state->bright; + break; + case V4L2_CID_CONTRAST: + ctrl->value = state->contrast; + break; + case V4L2_CID_SATURATION: + ctrl->value = state->sat; + break; + case V4L2_CID_HUE: + ctrl->value = state->hue; + break; + default: + return -EINVAL; + } + + return 0; +} + +static void saa7115_set_v4lstd(struct i2c_client *client, v4l2_std_id std) +{ + struct saa7115_state *state = i2c_get_clientdata(client); + int taskb = saa7115_read(client, 0x80) & 0x10; + + // This works for NTSC-M, SECAM-L and the 50Hz PAL variants. + if (std & V4L2_STD_525_60) { + saa7115_dbg("decoder set standard 60 Hz\n"); + saa7115_writeregs(client, saa7115_cfg_60hz_video); + } else { + saa7115_dbg("decoder set standard 50 Hz\n"); + saa7115_writeregs(client, saa7115_cfg_50hz_video); + } + + state->std = std; + + /* restart task B if needed */ + if (taskb && state->ident == V4L2_IDENT_SAA7114) { + saa7115_writeregs(client, saa7115_cfg_vbi_on); + } + + /* switch audio mode too! */ + saa7115_set_audio_clock_freq(client, state->audclk_freq); +} + +static v4l2_std_id saa7115_get_v4lstd(struct i2c_client *client) +{ + struct saa7115_state *state = i2c_get_clientdata(client); + + return state->std; +} + +static void saa7115_log_status(struct i2c_client *client) +{ + static const char * const audclk_freq_strs[] = { + "44.1 kHz", + "48 kHz", + "32 kHz" + }; + struct saa7115_state *state = i2c_get_clientdata(client); + int reg1e, reg1f; + int signalOk; + int vcr; + + saa7115_info("Audio frequency: %s\n", audclk_freq_strs[state->audclk_freq]); + if (client->name[6] == '4') { + /* status for the saa7114 */ + reg1f = saa7115_read(client, 0x1f); + signalOk = (reg1f & 0xc1) == 0x81; + saa7115_info("Video signal: %s\n", signalOk ? "ok" : "bad"); + saa7115_info("Frequency: %s\n", (reg1f & 0x20) ? "60Hz" : "50Hz"); + return; + } + + /* status for the saa7115 */ + reg1e = saa7115_read(client, 0x1e); + reg1f = saa7115_read(client, 0x1f); + + signalOk = (reg1f & 0xc1) == 0x81 && (reg1e & 0xc0) == 0x80; + vcr = !(reg1f & 0x10); + + saa7115_info("Video signal: %s\n", signalOk ? (vcr ? "VCR" : "broadcast/DVD") : "bad"); + saa7115_info("Frequency: %s\n", (reg1f & 0x20) ? "60Hz" : "50Hz"); + + switch (reg1e & 0x03) { + case 1: + saa7115_info("Detected format: NTSC\n"); + break; + case 2: + saa7115_info("Detected format: PAL\n"); + break; + case 3: + saa7115_info("Detected format: SECAM\n"); + break; + default: + saa7115_info("Detected format: BW/No color\n"); + break; + } +} + +/* setup the sliced VBI lcr registers according to the sliced VBI format */ +static void saa7115_set_lcr(struct i2c_client *client, struct v4l2_sliced_vbi_format *fmt) +{ + struct saa7115_state *state = i2c_get_clientdata(client); + int is_50hz = (state->std & V4L2_STD_625_50); + u8 lcr[24]; + int i, x; + + /* saa7114 doesn't yet support VBI */ + if (state->ident == V4L2_IDENT_SAA7114) + return; + + for (i = 0; i <= 23; i++) + lcr[i] = 0xff; + + if (fmt->service_set == 0) { + /* raw VBI */ + if (is_50hz) + for (i = 6; i <= 23; i++) + lcr[i] = 0xdd; + else + for (i = 10; i <= 21; i++) + lcr[i] = 0xdd; + } else { + /* sliced VBI */ + /* first clear lines that cannot be captured */ + if (is_50hz) { + for (i = 0; i <= 5; i++) + fmt->service_lines[0][i] = + fmt->service_lines[1][i] = 0; + } + else { + for (i = 0; i <= 9; i++) + fmt->service_lines[0][i] = + fmt->service_lines[1][i] = 0; + for (i = 22; i <= 23; i++) + fmt->service_lines[0][i] = + fmt->service_lines[1][i] = 0; + } + + /* Now set the lcr values according to the specified service */ + for (i = 6; i <= 23; i++) { + lcr[i] = 0; + for (x = 0; x <= 1; x++) { + switch (fmt->service_lines[1-x][i]) { + case 0: + lcr[i] |= 0xf << (4 * x); + break; + case V4L2_SLICED_TELETEXT_B: + lcr[i] |= 1 << (4 * x); + break; + case V4L2_SLICED_CAPTION_525: + lcr[i] |= 4 << (4 * x); + break; + case V4L2_SLICED_WSS_625: + lcr[i] |= 5 << (4 * x); + break; + case V4L2_SLICED_VPS: + lcr[i] |= 7 << (4 * x); + break; + } + } + } + } + + /* write the lcr registers */ + for (i = 2; i <= 23; i++) { + saa7115_write(client, i - 2 + 0x41, lcr[i]); + } + + /* enable/disable raw VBI capturing */ + saa7115_writeregs(client, fmt->service_set == 0 ? saa7115_cfg_vbi_on : saa7115_cfg_vbi_off); +} + +static int saa7115_get_v4lfmt(struct i2c_client *client, struct v4l2_format *fmt) +{ + static u16 lcr2vbi[] = { + 0, V4L2_SLICED_TELETEXT_B, 0, /* 1 */ + 0, V4L2_SLICED_CAPTION_525, /* 4 */ + V4L2_SLICED_WSS_625, 0, /* 5 */ + V4L2_SLICED_VPS, 0, 0, 0, 0, /* 7 */ + 0, 0, 0, 0 + }; + struct v4l2_sliced_vbi_format *sliced = &fmt->fmt.sliced; + int i; + + if (fmt->type != V4L2_BUF_TYPE_SLICED_VBI_CAPTURE) + return -EINVAL; + memset(sliced, 0, sizeof(*sliced)); + /* done if using raw VBI */ + if (saa7115_read(client, 0x80) & 0x10) + return 0; + for (i = 2; i <= 23; i++) { + u8 v = saa7115_read(client, i - 2 + 0x41); + + sliced->service_lines[0][i] = lcr2vbi[v >> 4]; + sliced->service_lines[1][i] = lcr2vbi[v & 0xf]; + sliced->service_set |= + sliced->service_lines[0][i] | sliced->service_lines[1][i]; + } + return 0; +} + +static int saa7115_set_v4lfmt(struct i2c_client *client, struct v4l2_format *fmt) +{ + struct saa7115_state *state = i2c_get_clientdata(client); + struct v4l2_pix_format *pix; + int HPSC, HFSC; + int VSCY, Vsrc; + int is_50hz = state->std & V4L2_STD_625_50; + + if (fmt->type == V4L2_BUF_TYPE_SLICED_VBI_CAPTURE) { + saa7115_set_lcr(client, &fmt->fmt.sliced); + return 0; + } + if (fmt->type != V4L2_BUF_TYPE_VIDEO_CAPTURE) + return -EINVAL; + + pix = &(fmt->fmt.pix); + + saa7115_dbg("decoder set size\n"); + + /* FIXME need better bounds checking here */ + if ((pix->width < 1) || (pix->width > 1440)) + return -EINVAL; + if ((pix->height < 1) || (pix->height > 960)) + return -EINVAL; + + /* probably have a valid size, let's set it */ + /* Set output width/height */ + /* width */ + saa7115_write(client, 0xcc, (u8) (pix->width & 0xff)); + saa7115_write(client, 0xcd, (u8) ((pix->width >> 8) & 0xff)); + /* height */ + saa7115_write(client, 0xce, (u8) (pix->height & 0xff)); + saa7115_write(client, 0xcf, (u8) ((pix->height >> 8) & 0xff)); + + /* Scaling settings */ + /* Hprescaler is floor(inres/outres) */ + /* FIXME hardcoding input res */ + if (pix->width != 720) { + HPSC = (int)(720 / pix->width); + /* 0 is not allowed (div. by zero) */ + HPSC = HPSC ? HPSC : 1; + HFSC = (int)((1024 * 720) / (HPSC * pix->width)); + + saa7115_dbg("Hpsc: 0x%05x, Hfsc: 0x%05x\n", HPSC, HFSC); + /* FIXME hardcodes to "Task B" + * write H prescaler integer */ + saa7115_write(client, 0xd0, (u8) (HPSC & 0x3f)); + + /* write H fine-scaling (luminance) */ + saa7115_write(client, 0xd8, (u8) (HFSC & 0xff)); + saa7115_write(client, 0xd9, (u8) ((HFSC >> 8) & 0xff)); + /* write H fine-scaling (chrominance) + * must be lum/2, so i'll just bitshift :) */ + saa7115_write(client, 0xDC, (u8) ((HFSC >> 1) & 0xff)); + saa7115_write(client, 0xDD, (u8) ((HFSC >> 9) & 0xff)); + } else { + if (is_50hz) { + saa7115_dbg("Setting full 50hz width\n"); + saa7115_writeregs(client, saa7115_cfg_50hz_fullres_x); + } else { + saa7115_dbg("Setting full 60hz width\n"); + saa7115_writeregs(client, saa7115_cfg_60hz_fullres_x); + } + } + + Vsrc = is_50hz ? 576 : 480; + + if (pix->height != Vsrc) { + VSCY = (int)((1024 * Vsrc) / pix->height); + saa7115_dbg("Vsrc: %d, Vscy: 0x%05x\n", Vsrc, VSCY); + + /* Correct Contrast and Luminance */ + saa7115_write(client, 0xd5, (u8) (64 * 1024 / VSCY)); + saa7115_write(client, 0xd6, (u8) (64 * 1024 / VSCY)); + + /* write V fine-scaling (luminance) */ + saa7115_write(client, 0xe0, (u8) (VSCY & 0xff)); + saa7115_write(client, 0xe1, (u8) ((VSCY >> 8) & 0xff)); + /* write V fine-scaling (chrominance) */ + saa7115_write(client, 0xe2, (u8) (VSCY & 0xff)); + saa7115_write(client, 0xe3, (u8) ((VSCY >> 8) & 0xff)); + } else { + if (is_50hz) { + saa7115_dbg("Setting full 50Hz height\n"); + saa7115_writeregs(client, saa7115_cfg_50hz_fullres_y); + } else { + saa7115_dbg("Setting full 60hz height\n"); + saa7115_writeregs(client, saa7115_cfg_60hz_fullres_y); + } + } + + saa7115_writeregs(client, saa7115_cfg_reset_scaler); + return 0; +} + +/* Decode the sliced VBI data stream as created by the saa7115. + The format is described in the saa7115 datasheet in Tables 25 and 26 + and in Figure 33. + The current implementation uses SAV/EAV codes and not the ancillary data + headers. The vbi->p pointer points to the SDID byte right after the SAV + code. */ +static void saa7115_decode_vbi_line(struct i2c_client *client, + struct v4l2_decode_vbi_line *vbi) +{ + static const char vbi_no_data_pattern[] = { + 0xa0, 0xa0, 0xa0, 0xa0, 0xa0, 0xa0, 0xa0, 0xa0, 0xa0, 0xa0 + }; + struct saa7115_state *state = i2c_get_clientdata(client); + u8 *p = vbi->p; + u32 wss; + int id1, id2; /* the ID1 and ID2 bytes from the internal header */ + + vbi->type = 0; /* mark result as a failure */ + id1 = p[2]; + id2 = p[3]; + /* Note: the field bit is inverted for 60 Hz video */ + if (state->std & V4L2_STD_525_60) + id1 ^= 0x40; + + /* Skip internal header, p now points to the start of the payload */ + p += 4; + vbi->p = p; + + /* calculate field and line number of the VBI packet (1-23) */ + vbi->is_second_field = ((id1 & 0x40) != 0); + vbi->line = (id1 & 0x3f) << 3; + vbi->line |= (id2 & 0x70) >> 4; + + /* Obtain data type */ + id2 &= 0xf; + + /* If the VBI slicer does not detect any signal it will fill up + the payload buffer with 0xa0 bytes. */ + if (!memcmp(p, vbi_no_data_pattern, sizeof(vbi_no_data_pattern))) + return; + + /* decode payloads */ + switch (id2) { + case 1: + vbi->type = V4L2_SLICED_TELETEXT_B; + break; + case 4: + if (!saa7115_odd_parity(p[0]) || !saa7115_odd_parity(p[1])) + return; + vbi->type = V4L2_SLICED_CAPTION_525; + break; + case 5: + wss = saa7115_decode_wss(p); + if (wss == -1) + return; + p[0] = wss & 0xff; + p[1] = wss >> 8; + vbi->type = V4L2_SLICED_WSS_625; + break; + case 7: + if (saa7115_decode_vps(p, p) != 0) + return; + vbi->type = V4L2_SLICED_VPS; + break; + default: + return; + } +} + +/* ============ SAA7115 AUDIO settings (end) ============= */ + +static int saa7115_command(struct i2c_client *client, unsigned int cmd, void *arg) +{ + struct saa7115_state *state = i2c_get_clientdata(client); + int *iarg = arg; + + /* ioctls to allow direct access to the saa7115 registers for testing */ + switch (cmd) { + case VIDIOC_S_FMT: + return saa7115_set_v4lfmt(client, (struct v4l2_format *)arg); + + case VIDIOC_G_FMT: + return saa7115_get_v4lfmt(client, (struct v4l2_format *)arg); + + case VIDIOC_INT_AUDIO_CLOCK_FREQ: + return saa7115_set_audio_clock_freq(client, *(enum v4l2_audio_clock_freq *)arg); + + case VIDIOC_G_TUNER: + { + struct v4l2_tuner *vt = arg; + int status; + + status = saa7115_read(client, 0x1f); + + saa7115_dbg("status: 0x%02x\n", status); + vt->signal = ((status & (1 << 6)) == 0) ? 0xffff : 0x0; + break; + } + + case VIDIOC_LOG_STATUS: + saa7115_log_status(client); + break; + + case VIDIOC_G_CTRL: + return saa7115_get_v4lctrl(client, (struct v4l2_control *)arg); + + case VIDIOC_S_CTRL: + return saa7115_set_v4lctrl(client, (struct v4l2_control *)arg); + + case VIDIOC_G_STD: + *(v4l2_std_id *)arg = saa7115_get_v4lstd(client); + break; + + case VIDIOC_S_STD: + saa7115_set_v4lstd(client, *(v4l2_std_id *)arg); + break; + + case VIDIOC_G_INPUT: + *(int *)arg = state->input; + break; + + case VIDIOC_S_INPUT: + saa7115_dbg("decoder set input %d\n", *iarg); + /* inputs from 0-9 are available */ + if (*iarg < 0 || *iarg > 9) { + return -EINVAL; + } + + if (state->input == *iarg) + break; + saa7115_dbg("now setting %s input\n", + *iarg >= 6 ? "S-Video" : "Composite"); + state->input = *iarg; + + /* select mode */ + saa7115_write(client, 0x02, + (saa7115_read(client, 0x02) & 0xf0) | + state->input); + + /* bypass chrominance trap for modes 6..9 */ + saa7115_write(client, 0x09, + (saa7115_read(client, 0x09) & 0x7f) | + (state->input < 6 ? 0x0 : 0x80)); + break; + + case VIDIOC_STREAMON: + case VIDIOC_STREAMOFF: + saa7115_dbg("%s output\n", + (cmd == VIDIOC_STREAMON) ? "enable" : "disable"); + + if (state->enable != (cmd == VIDIOC_STREAMON)) { + state->enable = (cmd == VIDIOC_STREAMON); + saa7115_write(client, 0x87, state->enable); + } + break; + + case VIDIOC_INT_DECODE_VBI_LINE: + saa7115_decode_vbi_line(client, arg); + break; + + case VIDIOC_INT_RESET: + saa7115_dbg("decoder RESET\n"); + saa7115_writeregs(client, saa7115_cfg_reset_scaler); + break; + + case VIDIOC_INT_G_VBI_DATA: + { + struct v4l2_sliced_vbi_data *data = arg; + + switch (data->id) { + case V4L2_SLICED_WSS_625: + if (saa7115_read(client, 0x6b) & 0xc0) + return -EIO; + data->data[0] = saa7115_read(client, 0x6c); + data->data[1] = saa7115_read(client, 0x6d); + return 0; + case V4L2_SLICED_CAPTION_525: + if (data->field == 0) { + /* CC */ + if (saa7115_read(client, 0x66) & 0xc0) + return -EIO; + data->data[0] = saa7115_read(client, 0x67); + data->data[1] = saa7115_read(client, 0x68); + return 0; + } + /* XDS */ + if (saa7115_read(client, 0x66) & 0x30) + return -EIO; + data->data[0] = saa7115_read(client, 0x69); + data->data[1] = saa7115_read(client, 0x6a); + return 0; + default: + return -EINVAL; + } + break; + } + +#ifdef CONFIG_VIDEO_ADV_DEBUG + case VIDIOC_INT_G_REGISTER: + { + struct v4l2_register *reg = arg; + + if (reg->i2c_id != I2C_DRIVERID_SAA711X) + return -EINVAL; + reg->val = saa7115_read(client, reg->reg & 0xff); + break; + } + + case VIDIOC_INT_S_REGISTER: + { + struct v4l2_register *reg = arg; + + if (reg->i2c_id != I2C_DRIVERID_SAA711X) + return -EINVAL; + if (!capable(CAP_SYS_ADMIN)) + return -EPERM; + saa7115_write(client, reg->reg & 0xff, reg->val & 0xff); + break; + } +#endif + + case VIDIOC_INT_G_CHIP_IDENT: + *iarg = state->ident; + break; + + default: + return -EINVAL; + } + + return 0; +} + +/* ----------------------------------------------------------------------- */ + +static struct i2c_driver i2c_driver_saa7115; + +static int saa7115_attach(struct i2c_adapter *adapter, int address, int kind) +{ + struct i2c_client *client; + struct saa7115_state *state; + u8 chip_id; + + /* Check if the adapter supports the needed features */ + if (!i2c_check_functionality(adapter, I2C_FUNC_SMBUS_BYTE_DATA)) + return 0; + + client = kmalloc(sizeof(struct i2c_client), GFP_KERNEL); + if (client == 0) + return -ENOMEM; + memset(client, 0, sizeof(struct i2c_client)); + client->addr = address; + client->adapter = adapter; + client->driver = &i2c_driver_saa7115; + client->flags = I2C_CLIENT_ALLOW_USE; + snprintf(client->name, sizeof(client->name) - 1, "saa7115"); + + saa7115_dbg("detecting saa7115 client on address 0x%x\n", address << 1); + + saa7115_write(client, 0, 5); + chip_id = saa7115_read(client, 0) & 0x0f; + if (chip_id != 4 && chip_id != 5) { + saa7115_dbg("saa7115 not found\n"); + kfree(client); + return 0; + } + if (chip_id == 4) { + snprintf(client->name, sizeof(client->name) - 1, "saa7114"); + } + saa7115_info("saa711%d found @ 0x%x (%s)\n", chip_id, address << 1, adapter->name); + + state = kmalloc(sizeof(struct saa7115_state), GFP_KERNEL); + i2c_set_clientdata(client, state); + if (state == NULL) { + kfree(client); + return -ENOMEM; + } + memset(state, 0, sizeof(struct saa7115_state)); + state->std = V4L2_STD_NTSC; + state->input = -1; + state->enable = 1; + state->bright = 128; + state->contrast = 64; + state->hue = 0; + state->sat = 64; + state->ident = (chip_id == 4) ? V4L2_IDENT_SAA7114 : V4L2_IDENT_SAA7115; + state->audclk_freq = V4L2_AUDCLK_48_KHZ; + + saa7115_dbg("writing init values\n"); + + /* init to 60hz/48khz */ + saa7115_writeregs(client, saa7115_init_auto_input); + saa7115_writeregs(client, saa7115_init_misc); + saa7115_writeregs(client, saa7115_cfg_60hz_fullres_x); + saa7115_writeregs(client, saa7115_cfg_60hz_fullres_y); + saa7115_writeregs(client, saa7115_cfg_60hz_video); + saa7115_writeregs(client, saa7115_cfg_48_audio); + saa7115_writeregs(client, saa7115_cfg_60hz_48_audio); + saa7115_writeregs(client, saa7115_cfg_reset_scaler); + + i2c_attach_client(client); + + saa7115_dbg("status: (1E) 0x%02x, (1F) 0x%02x\n", + saa7115_read(client, 0x1e), saa7115_read(client, 0x1f)); + + return 0; +} + +static int saa7115_probe(struct i2c_adapter *adapter) +{ +#ifdef I2C_CLASS_TV_ANALOG + if (adapter->class & I2C_CLASS_TV_ANALOG) +#else + if (adapter->id == I2C_HW_B_BT848) +#endif + return i2c_probe(adapter, &addr_data, &saa7115_attach); + return 0; +} + +static int saa7115_detach(struct i2c_client *client) +{ + struct saa7115_state *state = i2c_get_clientdata(client); + int err; + + err = i2c_detach_client(client); + if (err) { + return err; + } + + kfree(state); + kfree(client); + return 0; +} + +/* ----------------------------------------------------------------------- */ + +/* i2c implementation */ +static struct i2c_driver i2c_driver_saa7115 = { + .name = "saa7115", + .id = I2C_DRIVERID_SAA711X, + .flags = I2C_DF_NOTIFY, + .attach_adapter = saa7115_probe, + .detach_client = saa7115_detach, + .command = saa7115_command, + .owner = THIS_MODULE, +}; + + +static int __init saa7115_init_module(void) +{ + return i2c_add_driver(&i2c_driver_saa7115); +} + +static void __exit saa7115_cleanup_module(void) +{ + i2c_del_driver(&i2c_driver_saa7115); +} + +module_init(saa7115_init_module); +module_exit(saa7115_cleanup_module); diff --git a/trunk/drivers/media/video/saa711x.c b/trunk/drivers/media/video/saa711x.c index 9aa8827de2c3..25b30f352d84 100644 --- a/trunk/drivers/media/video/saa711x.c +++ b/trunk/drivers/media/video/saa711x.c @@ -36,7 +36,6 @@ #include #include #include -#include #include #include #include diff --git a/trunk/drivers/media/video/saa7127.c b/trunk/drivers/media/video/saa7127.c new file mode 100644 index 000000000000..843431f10e3b --- /dev/null +++ b/trunk/drivers/media/video/saa7127.c @@ -0,0 +1,849 @@ +/* + * saa7127 - Philips SAA7127/SAA7129 video encoder driver + * + * Copyright (C) 2003 Roy Bulter + * + * Based on SAA7126 video encoder driver by Gillem & Andreas Oberritter + * + * Copyright (C) 2000-2001 Gillem + * Copyright (C) 2002 Andreas Oberritter + * + * Based on Stadis 4:2:2 MPEG-2 Decoder Driver by Nathan Laredo + * + * Copyright (C) 1999 Nathan Laredo + * + * This driver is designed for the Hauppauge 250/350 Linux driver + * from the ivtv Project + * + * Copyright (C) 2003 Kevin Thayer + * + * Dual output support: + * Copyright (C) 2004 Eric Varsanyi + * + * NTSC Tuning and 7.5 IRE Setup + * Copyright (C) 2004 Chris Kennedy + * + * VBI additions & cleanup: + * Copyright (C) 2004, 2005 Hans Verkuil + * + * Note: the saa7126 is identical to the saa7127, and the saa7128 is + * identical to the saa7129, except that the saa7126 and saa7128 have + * macrovision anti-taping support. This driver will almost certainly + * work find for those chips, except of course for the missing anti-taping + * support. + * + * This program is free software; you can redistribute it and/or modify + * it under the terms of the GNU General Public License as published by + * the Free Software Foundation; either version 2 of the License, or + * (at your option) any later version. + * + * This program is distributed in the hope that it will be useful, + * but WITHOUT ANY WARRANTY; without even the implied warranty of + * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the + * GNU General Public License for more details. + * + * You should have received a copy of the GNU General Public License + * along with this program; if not, write to the Free Software + * Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA. + */ + + +#include +#include +#include +#include +#include +#include + +static int debug = 0; +static int test_image = 0; + +MODULE_DESCRIPTION("Philips SAA7127/9 video encoder driver"); +MODULE_AUTHOR("Kevin Thayer, Chris Kennedy, Hans Verkuil"); +MODULE_LICENSE("GPL"); +module_param(debug, int, 0644); +module_param(test_image, int, 0644); +MODULE_PARM_DESC(debug, "debug level (0-2)"); +MODULE_PARM_DESC(test_image, "test_image (0-1)"); + +#define saa7127_dbg(fmt, arg...) \ + do { \ + if (debug >= 1) \ + printk(KERN_INFO "%s debug %d-%04x: " fmt, client->driver->name, \ + i2c_adapter_id(client->adapter), client->addr , ## arg); \ + } while (0) + +/* High volume debug. Use with care. */ +#define saa7127_dbg_highvol(fmt, arg...) \ + do { \ + if (debug == 2) \ + printk(KERN_INFO "%s debug %d-%04x: " fmt, client->driver->name, \ + i2c_adapter_id(client->adapter), client->addr , ## arg); \ + } while (0) + +#define saa7127_err(fmt, arg...) do { \ + printk(KERN_ERR "%s %d-%04x: " fmt, client->driver->name, \ + i2c_adapter_id(client->adapter), client->addr , ## arg); } while (0) +#define saa7127_info(fmt, arg...) do { \ + printk(KERN_INFO "%s %d-%04x: " fmt, client->driver->name, \ + i2c_adapter_id(client->adapter), client->addr , ## arg); } while (0) + +static unsigned short normal_i2c[] = { 0x88 >> 1, I2C_CLIENT_END }; + + +I2C_CLIENT_INSMOD; + +/* + * SAA7127 registers + */ + +#define SAA7127_REG_STATUS 0x00 +#define SAA7127_REG_WIDESCREEN_CONFIG 0x26 +#define SAA7127_REG_WIDESCREEN_ENABLE 0x27 +#define SAA7127_REG_BURST_START 0x28 +#define SAA7127_REG_BURST_END 0x29 +#define SAA7127_REG_COPYGEN_0 0x2a +#define SAA7127_REG_COPYGEN_1 0x2b +#define SAA7127_REG_COPYGEN_2 0x2c +#define SAA7127_REG_OUTPUT_PORT_CONTROL 0x2d +#define SAA7127_REG_GAIN_LUMINANCE_RGB 0x38 +#define SAA7127_REG_GAIN_COLORDIFF_RGB 0x39 +#define SAA7127_REG_INPUT_PORT_CONTROL_1 0x3a +#define SAA7129_REG_FADE_KEY_COL2 0x4f +#define SAA7127_REG_CHROMA_PHASE 0x5a +#define SAA7127_REG_GAINU 0x5b +#define SAA7127_REG_GAINV 0x5c +#define SAA7127_REG_BLACK_LEVEL 0x5d +#define SAA7127_REG_BLANKING_LEVEL 0x5e +#define SAA7127_REG_VBI_BLANKING 0x5f +#define SAA7127_REG_DAC_CONTROL 0x61 +#define SAA7127_REG_BURST_AMP 0x62 +#define SAA7127_REG_SUBC3 0x63 +#define SAA7127_REG_SUBC2 0x64 +#define SAA7127_REG_SUBC1 0x65 +#define SAA7127_REG_SUBC0 0x66 +#define SAA7127_REG_LINE_21_ODD_0 0x67 +#define SAA7127_REG_LINE_21_ODD_1 0x68 +#define SAA7127_REG_LINE_21_EVEN_0 0x69 +#define SAA7127_REG_LINE_21_EVEN_1 0x6a +#define SAA7127_REG_RCV_PORT_CONTROL 0x6b +#define SAA7127_REG_VTRIG 0x6c +#define SAA7127_REG_HTRIG_HI 0x6d +#define SAA7127_REG_MULTI 0x6e +#define SAA7127_REG_CLOSED_CAPTION 0x6f +#define SAA7127_REG_RCV2_OUTPUT_START 0x70 +#define SAA7127_REG_RCV2_OUTPUT_END 0x71 +#define SAA7127_REG_RCV2_OUTPUT_MSBS 0x72 +#define SAA7127_REG_TTX_REQUEST_H_START 0x73 +#define SAA7127_REG_TTX_REQUEST_H_DELAY_LENGTH 0x74 +#define SAA7127_REG_CSYNC_ADVANCE_VSYNC_SHIFT 0x75 +#define SAA7127_REG_TTX_ODD_REQ_VERT_START 0x76 +#define SAA7127_REG_TTX_ODD_REQ_VERT_END 0x77 +#define SAA7127_REG_TTX_EVEN_REQ_VERT_START 0x78 +#define SAA7127_REG_TTX_EVEN_REQ_VERT_END 0x79 +#define SAA7127_REG_FIRST_ACTIVE 0x7a +#define SAA7127_REG_LAST_ACTIVE 0x7b +#define SAA7127_REG_MSB_VERTICAL 0x7c +#define SAA7127_REG_DISABLE_TTX_LINE_LO_0 0x7e +#define SAA7127_REG_DISABLE_TTX_LINE_LO_1 0x7f + +/* + ********************************************************************** + * + * Arrays with configuration parameters for the SAA7127 + * + ********************************************************************** + */ + +struct i2c_reg_value { + unsigned char reg; + unsigned char value; +}; + +static const struct i2c_reg_value saa7129_init_config_extra[] = { + { SAA7127_REG_OUTPUT_PORT_CONTROL, 0x38 }, + { SAA7127_REG_VTRIG, 0xfa }, +}; + +static const struct i2c_reg_value saa7127_init_config_common[] = { + { SAA7127_REG_WIDESCREEN_CONFIG, 0x0d }, + { SAA7127_REG_WIDESCREEN_ENABLE, 0x00 }, + { SAA7127_REG_COPYGEN_0, 0x77 }, + { SAA7127_REG_COPYGEN_1, 0x41 }, + { SAA7127_REG_COPYGEN_2, 0x00 }, /* Macrovision enable/disable */ + { SAA7127_REG_OUTPUT_PORT_CONTROL, 0x9e }, + { SAA7127_REG_GAIN_LUMINANCE_RGB, 0x00 }, + { SAA7127_REG_GAIN_COLORDIFF_RGB, 0x00 }, + { SAA7127_REG_INPUT_PORT_CONTROL_1, 0x80 }, /* for color bars */ + { SAA7127_REG_LINE_21_ODD_0, 0x77 }, + { SAA7127_REG_LINE_21_ODD_1, 0x41 }, + { SAA7127_REG_LINE_21_EVEN_0, 0x88 }, + { SAA7127_REG_LINE_21_EVEN_1, 0x41 }, + { SAA7127_REG_RCV_PORT_CONTROL, 0x12 }, + { SAA7127_REG_VTRIG, 0xf9 }, + { SAA7127_REG_HTRIG_HI, 0x00 }, + { SAA7127_REG_RCV2_OUTPUT_START, 0x41 }, + { SAA7127_REG_RCV2_OUTPUT_END, 0xc3 }, + { SAA7127_REG_RCV2_OUTPUT_MSBS, 0x00 }, + { SAA7127_REG_TTX_REQUEST_H_START, 0x3e }, + { SAA7127_REG_TTX_REQUEST_H_DELAY_LENGTH, 0xb8 }, + { SAA7127_REG_CSYNC_ADVANCE_VSYNC_SHIFT, 0x03 }, + { SAA7127_REG_TTX_ODD_REQ_VERT_START, 0x15 }, + { SAA7127_REG_TTX_ODD_REQ_VERT_END, 0x16 }, + { SAA7127_REG_TTX_EVEN_REQ_VERT_START, 0x15 }, + { SAA7127_REG_TTX_EVEN_REQ_VERT_END, 0x16 }, + { SAA7127_REG_FIRST_ACTIVE, 0x1a }, + { SAA7127_REG_LAST_ACTIVE, 0x01 }, + { SAA7127_REG_MSB_VERTICAL, 0xc0 }, + { SAA7127_REG_DISABLE_TTX_LINE_LO_0, 0x00 }, + { SAA7127_REG_DISABLE_TTX_LINE_LO_1, 0x00 }, + { 0, 0 } +}; + +#define SAA7127_60HZ_DAC_CONTROL 0x15 +static const struct i2c_reg_value saa7127_init_config_60hz[] = { + { SAA7127_REG_BURST_START, 0x19 }, + /* BURST_END is also used as a chip ID in saa7127_detect_client */ + { SAA7127_REG_BURST_END, 0x1d }, + { SAA7127_REG_CHROMA_PHASE, 0xa3 }, + { SAA7127_REG_GAINU, 0x98 }, + { SAA7127_REG_GAINV, 0xd3 }, + { SAA7127_REG_BLACK_LEVEL, 0x39 }, + { SAA7127_REG_BLANKING_LEVEL, 0x2e }, + { SAA7127_REG_VBI_BLANKING, 0x2e }, + { SAA7127_REG_DAC_CONTROL, 0x15 }, + { SAA7127_REG_BURST_AMP, 0x4d }, + { SAA7127_REG_SUBC3, 0x1f }, + { SAA7127_REG_SUBC2, 0x7c }, + { SAA7127_REG_SUBC1, 0xf0 }, + { SAA7127_REG_SUBC0, 0x21 }, + { SAA7127_REG_MULTI, 0x90 }, + { SAA7127_REG_CLOSED_CAPTION, 0x11 }, + { 0, 0 } +}; + +#define SAA7127_50HZ_DAC_CONTROL 0x02 +struct i2c_reg_value saa7127_init_config_50hz[] = { + { SAA7127_REG_BURST_START, 0x21 }, + /* BURST_END is also used as a chip ID in saa7127_detect_client */ + { SAA7127_REG_BURST_END, 0x1d }, + { SAA7127_REG_CHROMA_PHASE, 0x3f }, + { SAA7127_REG_GAINU, 0x7d }, + { SAA7127_REG_GAINV, 0xaf }, + { SAA7127_REG_BLACK_LEVEL, 0x33 }, + { SAA7127_REG_BLANKING_LEVEL, 0x35 }, + { SAA7127_REG_VBI_BLANKING, 0x35 }, + { SAA7127_REG_DAC_CONTROL, 0x02 }, + { SAA7127_REG_BURST_AMP, 0x2f }, + { SAA7127_REG_SUBC3, 0xcb }, + { SAA7127_REG_SUBC2, 0x8a }, + { SAA7127_REG_SUBC1, 0x09 }, + { SAA7127_REG_SUBC0, 0x2a }, + { SAA7127_REG_MULTI, 0xa0 }, + { SAA7127_REG_CLOSED_CAPTION, 0x00 }, + { 0, 0 } +}; + +/* Enumeration for the Supported input types */ +enum saa7127_input_type { + SAA7127_INPUT_TYPE_NORMAL, + SAA7127_INPUT_TYPE_TEST_IMAGE +}; + +/* Enumeration for the Supported Output signal types */ +enum saa7127_output_type { + SAA7127_OUTPUT_TYPE_BOTH, + SAA7127_OUTPUT_TYPE_COMPOSITE, + SAA7127_OUTPUT_TYPE_SVIDEO, + SAA7127_OUTPUT_TYPE_RGB, + SAA7127_OUTPUT_TYPE_YUV_C, + SAA7127_OUTPUT_TYPE_YUV_V +}; + +/* + ********************************************************************** + * + * Encoder Struct, holds the configuration state of the encoder + * + ********************************************************************** + */ + +struct saa7127_state { + v4l2_std_id std; + enum v4l2_chip_ident ident; + enum saa7127_input_type input_type; + enum saa7127_output_type output_type; + int video_enable; + int wss_enable; + u16 wss_mode; + int cc_enable; + u16 cc_data; + int xds_enable; + u16 xds_data; + int vps_enable; + u8 vps_data[5]; + u8 reg_2d; + u8 reg_3a; + u8 reg_3a_cb; /* colorbar bit */ + u8 reg_61; +}; + +static const char * const output_strs[] = +{ + "S-Video + Composite", + "Composite", + "S-Video", + "RGB", + "YUV C", + "YUV V" +}; + +static const char * const wss_strs[] = { + "invalid", + "letterbox 14:9 center", + "letterbox 14:9 top", + "invalid", + "letterbox 16:9 top", + "invalid", + "invalid", + "16:9 full format anamorphic" + "4:3 full format", + "invalid", + "invalid", + "letterbox 16:9 center", + "invalid", + "letterbox >16:9 center", + "14:9 full format center", + "invalid", +}; + +/* ----------------------------------------------------------------------- */ + +static int saa7127_read(struct i2c_client *client, u8 reg) +{ + return i2c_smbus_read_byte_data(client, reg); +} + +/* ----------------------------------------------------------------------- */ + +static int saa7127_write(struct i2c_client *client, u8 reg, u8 val) +{ + int i; + + for (i = 0; i < 3; i++) { + if (i2c_smbus_write_byte_data(client, reg, val) == 0) + return 0; + } + saa7127_err("I2C Write Problem\n"); + return -1; +} + +/* ----------------------------------------------------------------------- */ + +static int saa7127_write_inittab(struct i2c_client *client, + const struct i2c_reg_value *regs) +{ + while (regs->reg != 0) { + saa7127_write(client, regs->reg, regs->value); + regs++; + } + return 0; +} + +/* ----------------------------------------------------------------------- */ + +static int saa7127_set_vps(struct i2c_client *client, struct v4l2_sliced_vbi_data *data) +{ + struct saa7127_state *state = i2c_get_clientdata(client); + int enable = (data->line != 0); + + if (enable && (data->field != 0 || data->line != 16)) + return -EINVAL; + if (state->vps_enable != enable) { + saa7127_dbg("Turn VPS Signal %s\n", enable ? "on" : "off"); + saa7127_write(client, 0x54, enable << 7); + state->vps_enable = enable; + } + if (!enable) + return 0; + + state->vps_data[0] = data->data[4]; + state->vps_data[1] = data->data[10]; + state->vps_data[2] = data->data[11]; + state->vps_data[3] = data->data[12]; + state->vps_data[4] = data->data[13]; + saa7127_dbg("Set VPS data %02x %02x %02x %02x %02x\n", + state->vps_data[0], state->vps_data[1], + state->vps_data[2], state->vps_data[3], + state->vps_data[4]); + saa7127_write(client, 0x55, state->vps_data[0]); + saa7127_write(client, 0x56, state->vps_data[1]); + saa7127_write(client, 0x57, state->vps_data[2]); + saa7127_write(client, 0x58, state->vps_data[3]); + saa7127_write(client, 0x59, state->vps_data[4]); + return 0; +} + +/* ----------------------------------------------------------------------- */ + +static int saa7127_set_cc(struct i2c_client *client, struct v4l2_sliced_vbi_data *data) +{ + struct saa7127_state *state = i2c_get_clientdata(client); + u16 cc = data->data[0] << 8 | data->data[1]; + int enable = (data->line != 0); + + if (enable && (data->field != 0 || data->line != 21)) + return -EINVAL; + if (state->cc_enable != enable) { + saa7127_dbg("Turn CC %s\n", enable ? "on" : "off"); + saa7127_write(client, SAA7127_REG_CLOSED_CAPTION, + (enable << 6) | 0x11); + state->cc_enable = enable; + } + if (!enable) + return 0; + + saa7127_dbg_highvol("CC data: %04x\n", cc); + saa7127_write(client, SAA7127_REG_LINE_21_ODD_0, cc & 0xff); + saa7127_write(client, SAA7127_REG_LINE_21_ODD_1, cc >> 8); + state->cc_data = cc; + return 0; +} + +/* ----------------------------------------------------------------------- */ + +static int saa7127_set_xds(struct i2c_client *client, struct v4l2_sliced_vbi_data *data) +{ + struct saa7127_state *state = i2c_get_clientdata(client); + u16 xds = data->data[1] << 8 | data->data[0]; + int enable = (data->line != 0); + + if (enable && (data->field != 1 || data->line != 21)) + return -EINVAL; + if (state->xds_enable != enable) { + saa7127_dbg("Turn XDS %s\n", enable ? "on" : "off"); + saa7127_write(client, SAA7127_REG_CLOSED_CAPTION, + (enable << 7) | 0x11); + state->xds_enable = enable; + } + if (!enable) + return 0; + + saa7127_dbg_highvol("XDS data: %04x\n", xds); + saa7127_write(client, SAA7127_REG_LINE_21_EVEN_0, xds & 0xff); + saa7127_write(client, SAA7127_REG_LINE_21_EVEN_1, xds >> 8); + state->xds_data = xds; + return 0; +} + +/* ----------------------------------------------------------------------- */ + +static int saa7127_set_wss(struct i2c_client *client, struct v4l2_sliced_vbi_data *data) +{ + struct saa7127_state *state = i2c_get_clientdata(client); + int enable = (data->line != 0); + + if (enable && (data->field != 0 || data->line != 23)) + return -EINVAL; + if (state->wss_enable != enable) { + saa7127_dbg("Turn WSS %s\n", enable ? "on" : "off"); + saa7127_write(client, 0x27, enable << 7); + state->wss_enable = enable; + } + if (!enable) + return 0; + + saa7127_write(client, 0x26, data->data[0]); + saa7127_write(client, 0x27, 0x80 | (data->data[1] & 0x3f)); + saa7127_dbg("WSS mode: %s\n", wss_strs[data->data[0] & 0xf]); + state->wss_mode = (data->data[1] & 0x3f) << 8 | data->data[0]; + return 0; +} + +/* ----------------------------------------------------------------------- */ + +static int saa7127_set_video_enable(struct i2c_client *client, int enable) +{ + struct saa7127_state *state = i2c_get_clientdata(client); + + if (enable) { + saa7127_dbg("Enable Video Output\n"); + saa7127_write(client, 0x2d, state->reg_2d); + saa7127_write(client, 0x61, state->reg_61); + } else { + saa7127_dbg("Disable Video Output\n"); + saa7127_write(client, 0x2d, (state->reg_2d & 0xf0)); + saa7127_write(client, 0x61, (state->reg_61 | 0xc0)); + } + state->video_enable = enable; + return 0; +} + +/* ----------------------------------------------------------------------- */ + +static int saa7127_set_std(struct i2c_client *client, v4l2_std_id std) +{ + struct saa7127_state *state = i2c_get_clientdata(client); + const struct i2c_reg_value *inittab; + + if (std & V4L2_STD_525_60) { + saa7127_dbg("Selecting 60 Hz video Standard\n"); + inittab = saa7127_init_config_60hz; + state->reg_61 = SAA7127_60HZ_DAC_CONTROL; + } else { + saa7127_dbg("Selecting 50 Hz video Standard\n"); + inittab = saa7127_init_config_50hz; + state->reg_61 = SAA7127_50HZ_DAC_CONTROL; + } + + /* Write Table */ + saa7127_write_inittab(client, inittab); + state->std = std; + return 0; +} + +/* ----------------------------------------------------------------------- */ + +static int saa7127_set_output_type(struct i2c_client *client, int output) +{ + struct saa7127_state *state = i2c_get_clientdata(client); + + switch (output) { + case SAA7127_OUTPUT_TYPE_RGB: + state->reg_2d = 0x0f; /* RGB + CVBS (for sync) */ + state->reg_3a = 0x13; /* by default switch YUV to RGB-matrix on */ + break; + + case SAA7127_OUTPUT_TYPE_COMPOSITE: + state->reg_2d = 0x08; /* 00001000 CVBS only, RGB DAC's off (high impedance mode) */ + state->reg_3a = 0x13; /* by default switch YUV to RGB-matrix on */ + break; + + case SAA7127_OUTPUT_TYPE_SVIDEO: + state->reg_2d = 0xff; /* 11111111 croma -> R, luma -> CVBS + G + B */ + state->reg_3a = 0x13; /* by default switch YUV to RGB-matrix on */ + break; + + case SAA7127_OUTPUT_TYPE_YUV_V: + state->reg_2d = 0x4f; /* reg 2D = 01001111, all DAC's on, RGB + VBS */ + state->reg_3a = 0x0b; /* reg 3A = 00001011, bypass RGB-matrix */ + break; + + case SAA7127_OUTPUT_TYPE_YUV_C: + state->reg_2d = 0x0f; /* reg 2D = 00001111, all DAC's on, RGB + CVBS */ + state->reg_3a = 0x0b; /* reg 3A = 00001011, bypass RGB-matrix */ + break; + + case SAA7127_OUTPUT_TYPE_BOTH: + state->reg_2d = 0xbf; + state->reg_3a = 0x13; /* by default switch YUV to RGB-matrix on */ + break; + + default: + return -EINVAL; + } + saa7127_dbg("Selecting %s output type\n", output_strs[output]); + + /* Configure Encoder */ + saa7127_write(client, 0x2d, state->reg_2d); + saa7127_write(client, 0x3a, state->reg_3a | state->reg_3a_cb); + state->output_type = output; + return 0; +} + +/* ----------------------------------------------------------------------- */ + +static int saa7127_set_input_type(struct i2c_client *client, int input) +{ + struct saa7127_state *state = i2c_get_clientdata(client); + + switch (input) { + case SAA7127_INPUT_TYPE_NORMAL: /* avia */ + saa7127_dbg("Selecting Normal Encoder Input\n"); + state->reg_3a_cb = 0; + break; + + case SAA7127_INPUT_TYPE_TEST_IMAGE: /* color bar */ + saa7127_dbg("Selecting Color Bar generator\n"); + state->reg_3a_cb = 0x80; + break; + + default: + return -EINVAL; + } + saa7127_write(client, 0x3a, state->reg_3a | state->reg_3a_cb); + state->input_type = input; + return 0; +} + +/* ----------------------------------------------------------------------- */ + +static int saa7127_command(struct i2c_client *client, + unsigned int cmd, void *arg) +{ + struct saa7127_state *state = i2c_get_clientdata(client); + struct v4l2_format *fmt = arg; + int *iarg = arg; + + switch (cmd) { + case VIDIOC_S_STD: + if (state->std == *(v4l2_std_id *)arg) + break; + return saa7127_set_std(client, *(v4l2_std_id *)arg); + + case VIDIOC_G_STD: + *(v4l2_std_id *)arg = state->std; + break; + + case VIDIOC_S_INPUT: + if (state->input_type == *iarg) + break; + return saa7127_set_input_type(client, *iarg); + + case VIDIOC_S_OUTPUT: + if (state->output_type == *iarg) + break; + return saa7127_set_output_type(client, *iarg); + + case VIDIOC_STREAMON: + case VIDIOC_STREAMOFF: + if (state->video_enable == (cmd == VIDIOC_STREAMON)) + break; + return saa7127_set_video_enable(client, cmd == VIDIOC_STREAMON); + + case VIDIOC_G_FMT: + if (fmt->type != V4L2_BUF_TYPE_SLICED_VBI_CAPTURE) + return -EINVAL; + + memset(&fmt->fmt.sliced, 0, sizeof(fmt->fmt.sliced)); + if (state->vps_enable) + fmt->fmt.sliced.service_lines[0][16] = V4L2_SLICED_VPS; + if (state->wss_enable) + fmt->fmt.sliced.service_lines[0][23] = V4L2_SLICED_WSS_625; + if (state->cc_enable) { + fmt->fmt.sliced.service_lines[0][21] = V4L2_SLICED_CAPTION_525; + fmt->fmt.sliced.service_lines[1][21] = V4L2_SLICED_CAPTION_525; + } + fmt->fmt.sliced.service_set = + (state->vps_enable ? V4L2_SLICED_VPS : 0) | + (state->wss_enable ? V4L2_SLICED_WSS_625 : 0) | + (state->cc_enable ? V4L2_SLICED_CAPTION_525 : 0); + break; + + case VIDIOC_LOG_STATUS: + saa7127_info("Standard: %s\n", (state->std & V4L2_STD_525_60) ? "60 Hz" : "50 Hz"); + saa7127_info("Input: %s\n", state->input_type ? "color bars" : "normal"); + saa7127_info("Output: %s\n", state->video_enable ? + output_strs[state->output_type] : "disabled"); + saa7127_info("WSS: %s\n", state->wss_enable ? + wss_strs[state->wss_mode] : "disabled"); + saa7127_info("VPS: %s\n", state->vps_enable ? "enabled" : "disabled"); + saa7127_info("CC: %s\n", state->cc_enable ? "enabled" : "disabled"); + break; + +#ifdef CONFIG_VIDEO_ADV_DEBUG + case VIDIOC_INT_G_REGISTER: + { + struct v4l2_register *reg = arg; + + if (reg->i2c_id != I2C_DRIVERID_SAA7127) + return -EINVAL; + reg->val = saa7127_read(client, reg->reg & 0xff); + break; + } + + case VIDIOC_INT_S_REGISTER: + { + struct v4l2_register *reg = arg; + + if (reg->i2c_id != I2C_DRIVERID_SAA7127) + return -EINVAL; + if (!capable(CAP_SYS_ADMIN)) + return -EPERM; + saa7127_write(client, reg->reg & 0xff, reg->val & 0xff); + break; + } +#endif + + case VIDIOC_INT_S_VBI_DATA: + { + struct v4l2_sliced_vbi_data *data = arg; + + switch (data->id) { + case V4L2_SLICED_WSS_625: + return saa7127_set_wss(client, data); + case V4L2_SLICED_VPS: + return saa7127_set_vps(client, data); + case V4L2_SLICED_CAPTION_525: + if (data->field == 0) + return saa7127_set_cc(client, data); + return saa7127_set_xds(client, data); + default: + return -EINVAL; + } + break; + } + + case VIDIOC_INT_G_CHIP_IDENT: + *(enum v4l2_chip_ident *)arg = state->ident; + break; + + default: + return -EINVAL; + } + return 0; +} + +/* ----------------------------------------------------------------------- */ + +struct i2c_driver i2c_driver_saa7127; + +/* ----------------------------------------------------------------------- */ + +static int saa7127_attach(struct i2c_adapter *adapter, int address, int kind) +{ + struct i2c_client *client; + struct saa7127_state *state; + struct v4l2_sliced_vbi_data vbi = { 0, 0, 0, 0 }; /* set to disabled */ + int read_result = 0; + + /* Check if the adapter supports the needed features */ + if (!i2c_check_functionality(adapter, I2C_FUNC_SMBUS_BYTE_DATA)) + return 0; + + client = kmalloc(sizeof(struct i2c_client), GFP_KERNEL); + if (client == 0) + return -ENOMEM; + + memset(client, 0, sizeof(struct i2c_client)); + client->addr = address; + client->adapter = adapter; + client->driver = &i2c_driver_saa7127; + client->flags = I2C_CLIENT_ALLOW_USE; + snprintf(client->name, sizeof(client->name) - 1, "saa7127"); + + saa7127_dbg("detecting saa7127 client on address 0x%x\n", address << 1); + + /* First test register 0: Bits 5-7 are a version ID (should be 0), + and bit 2 should also be 0. + This is rather general, so the second test is more specific and + looks at the 'ending point of burst in clock cycles' which is + 0x1d after a reset and not expected to ever change. */ + if ((saa7127_read(client, 0) & 0xe4) != 0 || + (saa7127_read(client, 0x29) & 0x3f) != 0x1d) { + saa7127_dbg("saa7127 not found\n"); + kfree(client); + return 0; + } + state = kmalloc(sizeof(struct saa7127_state), GFP_KERNEL); + + if (state == NULL) { + kfree(client); + return (-ENOMEM); + } + + i2c_set_clientdata(client, state); + memset(state, 0, sizeof(struct saa7127_state)); + + /* Configure Encoder */ + + saa7127_dbg("Configuring encoder\n"); + saa7127_write_inittab(client, saa7127_init_config_common); + saa7127_set_std(client, V4L2_STD_NTSC); + saa7127_set_output_type(client, SAA7127_OUTPUT_TYPE_BOTH); + saa7127_set_vps(client, &vbi); + saa7127_set_wss(client, &vbi); + saa7127_set_cc(client, &vbi); + saa7127_set_xds(client, &vbi); + if (test_image == 1) { + /* The Encoder has an internal Colorbar generator */ + /* This can be used for debugging */ + saa7127_set_input_type(client, SAA7127_INPUT_TYPE_TEST_IMAGE); + } else { + saa7127_set_input_type(client, SAA7127_INPUT_TYPE_NORMAL); + } + saa7127_set_video_enable(client, 1); + + /* Detect if it's an saa7129 */ + read_result = saa7127_read(client, SAA7129_REG_FADE_KEY_COL2); + saa7127_write(client, SAA7129_REG_FADE_KEY_COL2, 0xaa); + if (saa7127_read(client, SAA7129_REG_FADE_KEY_COL2) == 0xaa) { + saa7127_info("saa7129 found @ 0x%x (%s)\n", address << 1, adapter->name); + saa7127_write(client, SAA7129_REG_FADE_KEY_COL2, read_result); + saa7127_write_inittab(client, saa7129_init_config_extra); + state->ident = V4L2_IDENT_SAA7129; + } else { + saa7127_info("saa7127 found @ 0x%x (%s)\n", address << 1, adapter->name); + state->ident = V4L2_IDENT_SAA7127; + } + + i2c_attach_client(client); + + return 0; +} + +/* ----------------------------------------------------------------------- */ + +static int saa7127_probe(struct i2c_adapter *adapter) +{ +#ifdef I2C_CLASS_TV_ANALOG + if (adapter->class & I2C_CLASS_TV_ANALOG) +#else + if (adapter->id == I2C_HW_B_BT848) +#endif + return i2c_probe(adapter, &addr_data, saa7127_attach); + return 0; +} + +/* ----------------------------------------------------------------------- */ + +static int saa7127_detach(struct i2c_client *client) +{ + struct saa7127_state *state = i2c_get_clientdata(client); + int err; + + /* Turn off TV output */ + saa7127_set_video_enable(client, 0); + + err = i2c_detach_client(client); + + if (err) { + return err; + } + + kfree(state); + kfree(client); + return 0; +} + +/* ----------------------------------------------------------------------- */ + +struct i2c_driver i2c_driver_saa7127 = { + .name = "saa7127", + .id = I2C_DRIVERID_SAA7127, + .flags = I2C_DF_NOTIFY, + .attach_adapter = saa7127_probe, + .detach_client = saa7127_detach, + .command = saa7127_command, + .owner = THIS_MODULE, +}; + + +/* ----------------------------------------------------------------------- */ + +static int __init saa7127_init_module(void) +{ + return i2c_add_driver(&i2c_driver_saa7127); +} + +/* ----------------------------------------------------------------------- */ + +static void __exit saa7127_cleanup_module(void) +{ + i2c_del_driver(&i2c_driver_saa7127); +} + +/* ----------------------------------------------------------------------- */ + +module_init(saa7127_init_module); +module_exit(saa7127_cleanup_module); diff --git a/trunk/drivers/media/video/saa7134/Kconfig b/trunk/drivers/media/video/saa7134/Kconfig index 624e8808a517..7bdeabe638ca 100644 --- a/trunk/drivers/media/video/saa7134/Kconfig +++ b/trunk/drivers/media/video/saa7134/Kconfig @@ -1,10 +1,11 @@ config VIDEO_SAA7134 tristate "Philips SAA7134 support" - depends on VIDEO_DEV && PCI && I2C && SOUND + depends on VIDEO_DEV && PCI && I2C && SOUND && SND select VIDEO_BUF select VIDEO_IR select VIDEO_TUNER select CRC32 + select SND_PCM_OSS ---help--- This is a video4linux driver for Philips SAA713x based TV cards. diff --git a/trunk/drivers/media/video/saa7134/Makefile b/trunk/drivers/media/video/saa7134/Makefile index e0b28f0533af..4226b61cc613 100644 --- a/trunk/drivers/media/video/saa7134/Makefile +++ b/trunk/drivers/media/video/saa7134/Makefile @@ -1,10 +1,11 @@ saa7134-objs := saa7134-cards.o saa7134-core.o saa7134-i2c.o \ - saa7134-oss.o saa7134-ts.o saa7134-tvaudio.o \ - saa7134-vbi.o saa7134-video.o saa7134-input.o + saa7134-ts.o saa7134-tvaudio.o saa7134-vbi.o \ + saa7134-video.o saa7134-input.o obj-$(CONFIG_VIDEO_SAA7134) += saa7134.o saa7134-empress.o \ - saa6752hs.o saa7134-alsa.o + saa6752hs.o saa7134-alsa.o \ + saa7134-oss.o obj-$(CONFIG_VIDEO_SAA7134_DVB) += saa7134-dvb.o EXTRA_CFLAGS += -I$(src)/.. diff --git a/trunk/drivers/media/video/saa7134/saa7134-alsa.c b/trunk/drivers/media/video/saa7134/saa7134-alsa.c index 4f3c42354329..5707c666660b 100644 --- a/trunk/drivers/media/video/saa7134/saa7134-alsa.c +++ b/trunk/drivers/media/video/saa7134/saa7134-alsa.c @@ -30,7 +30,9 @@ #include #include #include +#include #include +#include #include "saa7134.h" #include "saa7134-reg.h" @@ -56,6 +58,8 @@ static int enable[SNDRV_CARDS] = {1, [1 ... (SNDRV_CARDS - 1)] = 0}; module_param_array(index, int, NULL, 0444); MODULE_PARM_DESC(index, "Index value for SAA7134 capture interface(s)."); +int position; + #define dprintk(fmt, arg...) if (debug) \ printk(KERN_DEBUG "%s/alsa: " fmt, dev->name , ## arg) @@ -68,7 +72,7 @@ typedef struct snd_card_saa7134 { int mixer_volume[MIXER_ADDR_LAST+1][2]; int capture_source[MIXER_ADDR_LAST+1][2]; struct pci_dev *pci; - struct saa7134_dev *saadev; + struct saa7134_dev *dev; unsigned long iobase; int irq; @@ -83,12 +87,10 @@ typedef struct snd_card_saa7134 { */ typedef struct snd_card_saa7134_pcm { - struct saa7134_dev *saadev; + struct saa7134_dev *dev; spinlock_t lock; - unsigned int pcm_size; /* buffer size */ - unsigned int pcm_count; /* bytes per period */ - unsigned int pcm_bps; /* bytes per second */ + snd_pcm_substream_t *substream; } snd_card_saa7134_pcm_t; @@ -100,13 +102,11 @@ static snd_card_t *snd_saa7134_cards[SNDRV_CARDS]; * * Called when the capture device is released or the buffer overflows * - * - Copied verbatim from saa7134-oss's dsp_dma_stop. Can be dropped - * if we just share dsp_dma_stop and use it here + * - Copied verbatim from saa7134-oss's dsp_dma_stop. * */ static void saa7134_dma_stop(struct saa7134_dev *dev) - { dev->dmasound.dma_blk = -1; dev->dmasound.dma_running = 0; @@ -118,8 +118,7 @@ static void saa7134_dma_stop(struct saa7134_dev *dev) * * Called when preparing the capture device for use * - * - Copied verbatim from saa7134-oss's dsp_dma_start. Can be dropped - * if we just share dsp_dma_start and use it here + * - Copied verbatim from saa7134-oss's dsp_dma_start. * */ @@ -170,9 +169,9 @@ void saa7134_irq_alsa_done(struct saa7134_dev *dev, unsigned long status) if (dev->dmasound.read_count >= dev->dmasound.blksize * (dev->dmasound.blocks-2)) { dprintk("irq: overrun [full=%d/%d] - Blocks in %d\n",dev->dmasound.read_count, dev->dmasound.bufsize, dev->dmasound.blocks); + spin_unlock(&dev->slock); snd_pcm_stop(dev->dmasound.substream,SNDRV_PCM_STATE_XRUN); - saa7134_dma_stop(dev); - goto done; + return; } /* next block addr */ @@ -194,6 +193,7 @@ void saa7134_irq_alsa_done(struct saa7134_dev *dev, unsigned long status) snd_pcm_period_elapsed(dev->dmasound.substream); spin_lock(&dev->slock); } + done: spin_unlock(&dev->slock); @@ -209,7 +209,9 @@ void saa7134_irq_alsa_done(struct saa7134_dev *dev, unsigned long status) static irqreturn_t saa7134_alsa_irq(int irq, void *dev_id, struct pt_regs *regs) { - struct saa7134_dev *dev = (struct saa7134_dev*) dev_id; + struct saa7134_dmasound *dmasound = dev_id; + struct saa7134_dev *dev = dmasound->priv_data; + unsigned long report, status; int loop, handled = 0; @@ -248,56 +250,23 @@ static int snd_card_saa7134_capture_trigger(snd_pcm_substream_t * substream, int cmd) { snd_pcm_runtime_t *runtime = substream->runtime; - snd_card_saa7134_pcm_t *saapcm = runtime->private_data; - struct saa7134_dev *dev=saapcm->saadev; + snd_card_saa7134_pcm_t *pcm = runtime->private_data; + struct saa7134_dev *dev=pcm->dev; int err = 0; - spin_lock_irq(&dev->slock); - if (cmd == SNDRV_PCM_TRIGGER_START) { + spin_lock(&dev->slock); + if (cmd == SNDRV_PCM_TRIGGER_START) { /* start dma */ saa7134_dma_start(dev); - } else if (cmd == SNDRV_PCM_TRIGGER_STOP) { + } else if (cmd == SNDRV_PCM_TRIGGER_STOP) { /* stop dma */ saa7134_dma_stop(dev); - } else { - err = -EINVAL; - } - spin_unlock_irq(&dev->slock); - - return err; -} - -/* - * DMA buffer config - * - * Sets the values that will later be used as the size of the buffer, - * size of the fragments, and total number of fragments. - * Must be called during the preparation stage, before memory is - * allocated - * - * - Copied verbatim from saa7134-oss. Can be dropped - * if we just share dsp_buffer_conf from OSS. - */ + } else { + err = -EINVAL; + } + spin_unlock(&dev->slock); -static int dsp_buffer_conf(struct saa7134_dev *dev, int blksize, int blocks) -{ - if (blksize < 0x100) - blksize = 0x100; - if (blksize > 0x10000) - blksize = 0x10000; - - if (blocks < 2) - blocks = 2; - if ((blksize * blocks) > 1024*1024) - blocks = 1024*1024 / blksize; - - dev->dmasound.blocks = blocks; - dev->dmasound.blksize = blksize; - dev->dmasound.bufsize = blksize * blocks; - - dprintk("buffer config: %d blocks / %d bytes, %d kB total\n", - blocks,blksize,blksize * blocks / 1024); - return 0; + return err; } /* @@ -307,16 +276,16 @@ static int dsp_buffer_conf(struct saa7134_dev *dev, int blksize, int blocks) * ALSA, but I was unable to use ALSA's own DMA, and had to force the * usage of V4L's * - * - Copied verbatim from saa7134-oss. Can be dropped - * if we just share dsp_buffer_init from OSS. + * - Copied verbatim from saa7134-oss. + * */ static int dsp_buffer_init(struct saa7134_dev *dev) { int err; - if (!dev->dmasound.bufsize) - BUG(); + BUG_ON(!dev->dmasound.bufsize); + videobuf_dma_init(&dev->dmasound.dma); err = videobuf_dma_init_kernel(&dev->dmasound.dma, PCI_DMA_FROMDEVICE, (dev->dmasound.bufsize + PAGE_SIZE) >> PAGE_SHIFT); @@ -325,6 +294,28 @@ static int dsp_buffer_init(struct saa7134_dev *dev) return 0; } +/* + * DMA buffer release + * + * Called after closing the device, during snd_card_saa7134_capture_close + * + */ + +static int dsp_buffer_free(struct saa7134_dev *dev) +{ + if (!dev->dmasound.blksize) + BUG(); + + videobuf_dma_free(&dev->dmasound.dma); + + dev->dmasound.blocks = 0; + dev->dmasound.blksize = 0; + dev->dmasound.bufsize = 0; + + return 0; +} + + /* * ALSA PCM preparation * @@ -340,84 +331,30 @@ static int dsp_buffer_init(struct saa7134_dev *dev) static int snd_card_saa7134_capture_prepare(snd_pcm_substream_t * substream) { snd_pcm_runtime_t *runtime = substream->runtime; - int err, bswap, sign; + int bswap, sign; u32 fmt, control; snd_card_saa7134_t *saa7134 = snd_pcm_substream_chip(substream); struct saa7134_dev *dev; - snd_card_saa7134_pcm_t *saapcm = runtime->private_data; - unsigned int bps; - unsigned long size; - unsigned count; - - size = snd_pcm_lib_buffer_bytes(substream); - count = snd_pcm_lib_period_bytes(substream); - - saapcm->saadev->dmasound.substream = substream; - bps = runtime->rate * runtime->channels; - bps *= snd_pcm_format_width(runtime->format); - bps /= 8; - if (bps <= 0) - return -EINVAL; - saapcm->pcm_bps = bps; - saapcm->pcm_size = snd_pcm_lib_buffer_bytes(substream); - saapcm->pcm_count = snd_pcm_lib_period_bytes(substream); - + snd_card_saa7134_pcm_t *pcm = runtime->private_data; - dev=saa7134->saadev; + pcm->dev->dmasound.substream = substream; - dsp_buffer_conf(dev,saapcm->pcm_count,(saapcm->pcm_size/saapcm->pcm_count)); + dev = saa7134->dev; - err = dsp_buffer_init(dev); - if (0 != err) - goto fail2; - - /* prepare buffer */ - if (0 != (err = videobuf_dma_pci_map(dev->pci,&dev->dmasound.dma))) - return err; - if (0 != (err = saa7134_pgtable_alloc(dev->pci,&dev->dmasound.pt))) - goto fail1; - if (0 != (err = saa7134_pgtable_build(dev->pci,&dev->dmasound.pt, - dev->dmasound.dma.sglist, - dev->dmasound.dma.sglen, - 0))) - goto fail2; - - - - switch (runtime->format) { - case SNDRV_PCM_FORMAT_U8: - case SNDRV_PCM_FORMAT_S8: + if (snd_pcm_format_width(runtime->format) == 8) fmt = 0x00; - break; - case SNDRV_PCM_FORMAT_U16_LE: - case SNDRV_PCM_FORMAT_U16_BE: - case SNDRV_PCM_FORMAT_S16_LE: - case SNDRV_PCM_FORMAT_S16_BE: + else fmt = 0x01; - break; - default: - err = -EINVAL; - return 1; - } - switch (runtime->format) { - case SNDRV_PCM_FORMAT_S8: - case SNDRV_PCM_FORMAT_S16_LE: - case SNDRV_PCM_FORMAT_S16_BE: + if (snd_pcm_format_signed(runtime->format)) sign = 1; - break; - default: + else sign = 0; - break; - } - switch (runtime->format) { - case SNDRV_PCM_FORMAT_U16_BE: - case SNDRV_PCM_FORMAT_S16_BE: - bswap = 1; break; - default: - bswap = 0; break; - } + if (snd_pcm_format_big_endian(runtime->format)) + bswap = 1; + else + bswap = 0; switch (dev->pci->device) { case PCI_DEVICE_ID_PHILIPS_SAA7134: @@ -445,7 +382,6 @@ static int snd_card_saa7134_capture_prepare(snd_pcm_substream_t * substream) fmt |= 0x04; saa_writel(SAA7133_NUM_SAMPLES, dev->dmasound.blksize -1); saa_writel(SAA7133_AUDIO_CHANNEL, 0x543210 | (fmt << 24)); - //saa_writel(SAA7133_AUDIO_CHANNEL, 0x543210); break; } @@ -459,12 +395,6 @@ static int snd_card_saa7134_capture_prepare(snd_pcm_substream_t * substream) if (bswap) control |= SAA7134_RS_CONTROL_BSWAP; - /* I should be able to use runtime->dma_addr in the control - byte, but it doesn't work. So I allocate the DMA using the - V4L functions, and force ALSA to use that as the DMA area */ - - runtime->dma_area = dev->dmasound.dma.vmalloc; - saa_writel(SAA7134_RS_BA1(6),0); saa_writel(SAA7134_RS_BA2(6),dev->dmasound.blksize); saa_writel(SAA7134_RS_PITCH(6),0); @@ -473,12 +403,6 @@ static int snd_card_saa7134_capture_prepare(snd_pcm_substream_t * substream) dev->dmasound.rate = runtime->rate; return 0; - fail2: - saa7134_pgtable_free(dev->pci,&dev->dmasound.pt); - fail1: - videobuf_dma_pci_unmap(dev->pci,&dev->dmasound.dma); - return err; - } @@ -496,10 +420,8 @@ static int snd_card_saa7134_capture_prepare(snd_pcm_substream_t * substream) static snd_pcm_uframes_t snd_card_saa7134_capture_pointer(snd_pcm_substream_t * substream) { snd_pcm_runtime_t *runtime = substream->runtime; - snd_card_saa7134_pcm_t *saapcm = runtime->private_data; - struct saa7134_dev *dev=saapcm->saadev; - - + snd_card_saa7134_pcm_t *pcm = runtime->private_data; + struct saa7134_dev *dev=pcm->dev; if (dev->dmasound.read_count) { dev->dmasound.read_count -= snd_pcm_lib_period_bytes(substream); @@ -540,9 +462,9 @@ static snd_pcm_hardware_t snd_card_saa7134_capture = static void snd_card_saa7134_runtime_free(snd_pcm_runtime_t *runtime) { - snd_card_saa7134_pcm_t *saapcm = runtime->private_data; + snd_card_saa7134_pcm_t *pcm = runtime->private_data; - kfree(saapcm); + kfree(pcm); } @@ -552,17 +474,76 @@ static void snd_card_saa7134_runtime_free(snd_pcm_runtime_t *runtime) * - One of the ALSA capture callbacks. * * Called on initialization, right before the PCM preparation - * Usually used in ALSA to allocate the DMA, but since we don't use the - * ALSA DMA it does nothing * */ static int snd_card_saa7134_hw_params(snd_pcm_substream_t * substream, snd_pcm_hw_params_t * hw_params) { + snd_card_saa7134_t *saa7134 = snd_pcm_substream_chip(substream); + struct saa7134_dev *dev; + unsigned int period_size, periods; + int err; - return 0; + period_size = params_period_bytes(hw_params); + periods = params_periods(hw_params); + + snd_assert(period_size >= 0x100 && period_size <= 0x10000, + return -EINVAL); + snd_assert(periods >= 2, return -EINVAL); + snd_assert(period_size * periods <= 1024 * 1024, return -EINVAL); + dev = saa7134->dev; + + if (dev->dmasound.blocks == periods && + dev->dmasound.blksize == period_size) + return 0; + + /* release the old buffer */ + if (substream->runtime->dma_area) { + saa7134_pgtable_free(dev->pci, &dev->dmasound.pt); + videobuf_dma_pci_unmap(dev->pci, &dev->dmasound.dma); + dsp_buffer_free(dev); + substream->runtime->dma_area = NULL; + } + dev->dmasound.blocks = periods; + dev->dmasound.blksize = period_size; + dev->dmasound.bufsize = period_size * periods; + + err = dsp_buffer_init(dev); + if (0 != err) { + dev->dmasound.blocks = 0; + dev->dmasound.blksize = 0; + dev->dmasound.bufsize = 0; + return err; + } + + if (0 != (err = videobuf_dma_pci_map(dev->pci, &dev->dmasound.dma))) { + dsp_buffer_free(dev); + return err; + } + if (0 != (err = saa7134_pgtable_alloc(dev->pci,&dev->dmasound.pt))) { + videobuf_dma_pci_unmap(dev->pci, &dev->dmasound.dma); + dsp_buffer_free(dev); + return err; + } + if (0 != (err = saa7134_pgtable_build(dev->pci,&dev->dmasound.pt, + dev->dmasound.dma.sglist, + dev->dmasound.dma.sglen, + 0))) { + saa7134_pgtable_free(dev->pci, &dev->dmasound.pt); + videobuf_dma_pci_unmap(dev->pci, &dev->dmasound.dma); + dsp_buffer_free(dev); + return err; + } + + /* I should be able to use runtime->dma_addr in the control + byte, but it doesn't work. So I allocate the DMA using the + V4L functions, and force ALSA to use that as the DMA area */ + + substream->runtime->dma_area = dev->dmasound.dma.vmalloc; + + return 1; } @@ -572,33 +553,23 @@ static int snd_card_saa7134_hw_params(snd_pcm_substream_t * substream, * - One of the ALSA capture callbacks. * * Called after closing the device, but before snd_card_saa7134_capture_close - * Usually used in ALSA to free the DMA, but since we don't use the - * ALSA DMA I'm almost sure this isn't necessary. + * It stops the DMA audio and releases the buffers. * */ static int snd_card_saa7134_hw_free(snd_pcm_substream_t * substream) { - return 0; -} - -/* - * DMA buffer release - * - * Called after closing the device, during snd_card_saa7134_capture_close - * - */ - -static int dsp_buffer_free(struct saa7134_dev *dev) -{ - if (!dev->dmasound.blksize) - BUG(); + snd_card_saa7134_t *saa7134 = snd_pcm_substream_chip(substream); + struct saa7134_dev *dev; - videobuf_dma_free(&dev->dmasound.dma); + dev = saa7134->dev; - dev->dmasound.blocks = 0; - dev->dmasound.blksize = 0; - dev->dmasound.bufsize = 0; + if (substream->runtime->dma_area) { + saa7134_pgtable_free(dev->pci, &dev->dmasound.pt); + videobuf_dma_pci_unmap(dev->pci, &dev->dmasound.dma); + dsp_buffer_free(dev); + substream->runtime->dma_area = NULL; + } return 0; } @@ -608,21 +579,12 @@ static int dsp_buffer_free(struct saa7134_dev *dev) * * - One of the ALSA capture callbacks. * - * Called after closing the device. It stops the DMA audio and releases - * the buffers + * Called after closing the device. * */ static int snd_card_saa7134_capture_close(snd_pcm_substream_t * substream) { - snd_card_saa7134_t *chip = snd_pcm_substream_chip(substream); - struct saa7134_dev *dev = chip->saadev; - - /* unlock buffer */ - saa7134_pgtable_free(dev->pci,&dev->dmasound.pt); - videobuf_dma_pci_unmap(dev->pci,&dev->dmasound.dma); - - dsp_buffer_free(dev); return 0; } @@ -639,29 +601,28 @@ static int snd_card_saa7134_capture_close(snd_pcm_substream_t * substream) static int snd_card_saa7134_capture_open(snd_pcm_substream_t * substream) { snd_pcm_runtime_t *runtime = substream->runtime; - snd_card_saa7134_pcm_t *saapcm; + snd_card_saa7134_pcm_t *pcm; snd_card_saa7134_t *saa7134 = snd_pcm_substream_chip(substream); - struct saa7134_dev *dev = saa7134->saadev; + struct saa7134_dev *dev = saa7134->dev; int err; down(&dev->dmasound.lock); - dev->dmasound.afmt = SNDRV_PCM_FORMAT_U8; - dev->dmasound.channels = 2; dev->dmasound.read_count = 0; dev->dmasound.read_offset = 0; up(&dev->dmasound.lock); - saapcm = kzalloc(sizeof(*saapcm), GFP_KERNEL); - if (saapcm == NULL) + pcm = kzalloc(sizeof(*pcm), GFP_KERNEL); + if (pcm == NULL) return -ENOMEM; - saapcm->saadev=saa7134->saadev; - spin_lock_init(&saapcm->lock); + pcm->dev=saa7134->dev; - saapcm->substream = substream; - runtime->private_data = saapcm; + spin_lock_init(&pcm->lock); + + pcm->substream = substream; + runtime->private_data = pcm; runtime->private_free = snd_card_saa7134_runtime_free; runtime->hw = snd_card_saa7134_capture; @@ -736,7 +697,6 @@ static int snd_saa7134_volume_get(snd_kcontrol_t * kcontrol, snd_ctl_elem_value_ static int snd_saa7134_volume_put(snd_kcontrol_t * kcontrol, snd_ctl_elem_value_t * ucontrol) { snd_card_saa7134_t *chip = snd_kcontrol_chip(kcontrol); - unsigned long flags; int change, addr = kcontrol->private_value; int left, right; @@ -750,12 +710,12 @@ static int snd_saa7134_volume_put(snd_kcontrol_t * kcontrol, snd_ctl_elem_value_ right = 0; if (right > 20) right = 20; - spin_lock_irqsave(&chip->mixer_lock, flags); + spin_lock_irq(&chip->mixer_lock); change = chip->mixer_volume[addr][0] != left || chip->mixer_volume[addr][1] != right; chip->mixer_volume[addr][0] = left; chip->mixer_volume[addr][1] = right; - spin_unlock_irqrestore(&chip->mixer_lock, flags); + spin_unlock_irq(&chip->mixer_lock); return change; } @@ -777,38 +737,37 @@ static int snd_saa7134_capsrc_info(snd_kcontrol_t * kcontrol, snd_ctl_elem_info_ static int snd_saa7134_capsrc_get(snd_kcontrol_t * kcontrol, snd_ctl_elem_value_t * ucontrol) { snd_card_saa7134_t *chip = snd_kcontrol_chip(kcontrol); - unsigned long flags; int addr = kcontrol->private_value; - spin_lock_irqsave(&chip->mixer_lock, flags); + spin_lock_irq(&chip->mixer_lock); ucontrol->value.integer.value[0] = chip->capture_source[addr][0]; ucontrol->value.integer.value[1] = chip->capture_source[addr][1]; - spin_unlock_irqrestore(&chip->mixer_lock, flags); + spin_unlock_irq(&chip->mixer_lock); + return 0; } static int snd_saa7134_capsrc_put(snd_kcontrol_t * kcontrol, snd_ctl_elem_value_t * ucontrol) { snd_card_saa7134_t *chip = snd_kcontrol_chip(kcontrol); - unsigned long flags; int change, addr = kcontrol->private_value; int left, right; u32 anabar, xbarin; int analog_io, rate; struct saa7134_dev *dev; - dev = chip->saadev; + dev = chip->dev; left = ucontrol->value.integer.value[0] & 1; right = ucontrol->value.integer.value[1] & 1; - spin_lock_irqsave(&chip->mixer_lock, flags); + spin_lock_irq(&chip->mixer_lock); change = chip->capture_source[addr][0] != left || chip->capture_source[addr][1] != right; chip->capture_source[addr][0] = left; chip->capture_source[addr][1] = right; dev->dmasound.input=addr; - spin_unlock_irqrestore(&chip->mixer_lock, flags); + spin_unlock_irq(&chip->mixer_lock); if (change) { @@ -898,43 +857,44 @@ static int snd_card_saa7134_new_mixer(snd_card_saa7134_t * chip) return 0; } -static int snd_saa7134_free(snd_card_saa7134_t *chip) +static void snd_saa7134_free(snd_card_t * card) { - return 0; -} + snd_card_saa7134_t *chip = card->private_data; + + if (chip->dev->dmasound.priv_data == NULL) + return; + + if (chip->irq >= 0) { + synchronize_irq(chip->irq); + free_irq(chip->irq, &chip->dev->dmasound); + } + + chip->dev->dmasound.priv_data = NULL; -static int snd_saa7134_dev_free(snd_device_t *device) -{ - snd_card_saa7134_t *chip = device->device_data; - return snd_saa7134_free(chip); } /* * ALSA initialization * - * Called by saa7134-core, it creates the basic structures and registers - * the ALSA devices + * Called by the init routine, once for each saa7134 device present, + * it creates the basic structures and registers the ALSA devices * */ -int alsa_card_saa7134_create (struct saa7134_dev *saadev) +int alsa_card_saa7134_create(struct saa7134_dev *dev, int devnum) { - static int dev; snd_card_t *card; snd_card_saa7134_t *chip; int err; - static snd_device_ops_t ops = { - .dev_free = snd_saa7134_dev_free, - }; - if (dev >= SNDRV_CARDS) + if (devnum >= SNDRV_CARDS) return -ENODEV; - if (!enable[dev]) + if (!enable[devnum]) return -ENODEV; - card = snd_card_new(index[dev], id[dev], THIS_MODULE, 0); + card = snd_card_new(index[devnum], id[devnum], THIS_MODULE, sizeof(snd_card_saa7134_t)); if (card == NULL) return -ENOMEM; @@ -943,34 +903,33 @@ int alsa_card_saa7134_create (struct saa7134_dev *saadev) /* Card "creation" */ - chip = kcalloc(1, sizeof(*chip), GFP_KERNEL); - if (chip == NULL) { - return -ENOMEM; - } + card->private_free = snd_saa7134_free; + chip = (snd_card_saa7134_t *) card->private_data; spin_lock_init(&chip->lock); spin_lock_init(&chip->mixer_lock); - chip->saadev = saadev; + chip->dev = dev; chip->card = card; - chip->pci = saadev->pci; - chip->irq = saadev->pci->irq; - chip->iobase = pci_resource_start(saadev->pci, 0); + chip->pci = dev->pci; + chip->iobase = pci_resource_start(dev->pci, 0); - err = request_irq(saadev->pci->irq, saa7134_alsa_irq, - SA_SHIRQ | SA_INTERRUPT, saadev->name, saadev); + + err = request_irq(dev->pci->irq, saa7134_alsa_irq, + SA_SHIRQ | SA_INTERRUPT, dev->name, + (void*) &dev->dmasound); if (err < 0) { printk(KERN_ERR "%s: can't get IRQ %d for ALSA\n", - saadev->name, saadev->pci->irq); + dev->name, dev->pci->irq); goto __nodev; } - if ((err = snd_device_new(card, SNDRV_DEV_LOWLEVEL, chip, &ops)) < 0) { - goto __nodev; - } + chip->irq = dev->pci->irq; + + init_MUTEX(&dev->dmasound.lock); if ((err = snd_card_saa7134_new_mixer(chip)) < 0) goto __nodev; @@ -984,16 +943,15 @@ int alsa_card_saa7134_create (struct saa7134_dev *saadev) strcpy(card->shortname, "SAA7134"); sprintf(card->longname, "%s at 0x%lx irq %d", - chip->saadev->name, chip->iobase, chip->irq); + chip->dev->name, chip->iobase, chip->irq); if ((err = snd_card_register(card)) == 0) { - snd_saa7134_cards[dev] = card; + snd_saa7134_cards[devnum] = card; return 0; } __nodev: snd_card_free(card); - kfree(chip); return err; } @@ -1007,21 +965,29 @@ int alsa_card_saa7134_create (struct saa7134_dev *saadev) static int saa7134_alsa_init(void) { - struct saa7134_dev *saadev = NULL; - struct list_head *list; + struct saa7134_dev *dev = NULL; + struct list_head *list; - printk(KERN_INFO "saa7134 ALSA driver for DMA sound loaded\n"); + position = 0; - list_for_each(list,&saa7134_devlist) { - saadev = list_entry(list, struct saa7134_dev, devlist); - alsa_card_saa7134_create(saadev); - } + printk(KERN_INFO "saa7134 ALSA driver for DMA sound loaded\n"); - if (saadev == NULL) + list_for_each(list,&saa7134_devlist) { + dev = list_entry(list, struct saa7134_dev, devlist); + if (dev->dmasound.priv_data == NULL) { + dev->dmasound.priv_data = dev; + alsa_card_saa7134_create(dev,position); + position++; + } else { + printk(KERN_ERR "saa7134 ALSA: DMA sound is being handled by OSS. ignoring %s\n",dev->name); + return -EBUSY; + } + } + + if (dev == NULL) printk(KERN_INFO "saa7134 ALSA: no saa7134 cards found\n"); return 0; - } /* diff --git a/trunk/drivers/media/video/saa7134/saa7134-cards.c b/trunk/drivers/media/video/saa7134/saa7134-cards.c index 663d03e5bc67..75abc20b0ccd 100644 --- a/trunk/drivers/media/video/saa7134/saa7134-cards.c +++ b/trunk/drivers/media/video/saa7134/saa7134-cards.c @@ -2529,6 +2529,32 @@ struct saa7134_board saa7134_boards[] = { .amux = LINE1, }}, }, + [SAA7134_BOARD_MSI_TVATANYWHERE_PLUS] = { + .name = "MSI TV@Anywhere plus", + .audio_clock = 0x00187de7, + .tuner_type = TUNER_PHILIPS_TDA8290, + .radio_type = UNSET, + .tuner_addr = ADDR_UNSET, + .radio_addr = ADDR_UNSET, + .inputs = {{ + .name = name_tv, + .vmux = 1, + .amux = TV, + .tv = 1, + },{ + .name = name_comp1, + .vmux = 3, + .amux = LINE1, + },{ + .name = name_svideo, + .vmux = 0, + .amux = LINE1, + }}, + .radio = { + .name = name_radio, + .amux = LINE1, + }, + }, }; const unsigned int saa7134_bcount = ARRAY_SIZE(saa7134_boards); @@ -2969,6 +2995,12 @@ struct pci_device_id saa7134_pci_tbl[] = { .subvendor = PCI_VENDOR_ID_PHILIPS, .subdevice = 0x2018, .driver_data = SAA7134_BOARD_PHILIPS_TIGER, + },{ + .vendor = PCI_VENDOR_ID_PHILIPS, + .device = PCI_DEVICE_ID_PHILIPS_SAA7133, + .subvendor = 0x1462, + .subdevice = 0x6231, + .driver_data = SAA7134_BOARD_MSI_TVATANYWHERE_PLUS, },{ /* --- boards without eeprom + subsystem ID --- */ .vendor = PCI_VENDOR_ID_PHILIPS, diff --git a/trunk/drivers/media/video/saa7134/saa7134-core.c b/trunk/drivers/media/video/saa7134/saa7134-core.c index 19b88744fb31..4275d2ddb864 100644 --- a/trunk/drivers/media/video/saa7134/saa7134-core.c +++ b/trunk/drivers/media/video/saa7134/saa7134-core.c @@ -53,13 +53,13 @@ static unsigned int gpio_tracking = 0; module_param(gpio_tracking, int, 0644); MODULE_PARM_DESC(gpio_tracking,"enable debug messages [gpio]"); -static unsigned int oss = 0; -module_param(oss, int, 0444); -MODULE_PARM_DESC(oss,"register oss devices (default: no)"); - static unsigned int alsa = 0; -module_param(alsa, int, 0444); -MODULE_PARM_DESC(alsa,"register alsa devices (default: no)"); +module_param(alsa, int, 0644); +MODULE_PARM_DESC(alsa,"enable ALSA DMA sound [dmasound]"); + +static unsigned int oss = 0; +module_param(oss, int, 0644); +MODULE_PARM_DESC(oss,"enable OSS DMA sound [dmasound]"); static unsigned int latency = UNSET; module_param(latency, int, 0444); @@ -68,24 +68,18 @@ MODULE_PARM_DESC(latency,"pci latency timer"); static unsigned int video_nr[] = {[0 ... (SAA7134_MAXBOARDS - 1)] = UNSET }; static unsigned int vbi_nr[] = {[0 ... (SAA7134_MAXBOARDS - 1)] = UNSET }; static unsigned int radio_nr[] = {[0 ... (SAA7134_MAXBOARDS - 1)] = UNSET }; -static unsigned int dsp_nr[] = {[0 ... (SAA7134_MAXBOARDS - 1)] = UNSET }; -static unsigned int mixer_nr[] = {[0 ... (SAA7134_MAXBOARDS - 1)] = UNSET }; static unsigned int tuner[] = {[0 ... (SAA7134_MAXBOARDS - 1)] = UNSET }; static unsigned int card[] = {[0 ... (SAA7134_MAXBOARDS - 1)] = UNSET }; module_param_array(video_nr, int, NULL, 0444); module_param_array(vbi_nr, int, NULL, 0444); module_param_array(radio_nr, int, NULL, 0444); -module_param_array(dsp_nr, int, NULL, 0444); -module_param_array(mixer_nr, int, NULL, 0444); module_param_array(tuner, int, NULL, 0444); module_param_array(card, int, NULL, 0444); MODULE_PARM_DESC(video_nr, "video device number"); MODULE_PARM_DESC(vbi_nr, "vbi device number"); MODULE_PARM_DESC(radio_nr, "radio device number"); -MODULE_PARM_DESC(dsp_nr, "oss dsp device number"); -MODULE_PARM_DESC(mixer_nr, "oss mixer device number"); MODULE_PARM_DESC(tuner, "tuner type"); MODULE_PARM_DESC(card, "card type"); @@ -195,6 +189,7 @@ void saa7134_track_gpio(struct saa7134_dev *dev, char *msg) static int need_empress; static int need_dvb; static int need_alsa; +static int need_oss; static int pending_call(struct notifier_block *self, unsigned long state, void *module) @@ -208,6 +203,8 @@ static int pending_call(struct notifier_block *self, unsigned long state, request_module("saa7134-dvb"); if (need_alsa) request_module("saa7134-alsa"); + if (need_oss) + request_module("saa7134-oss"); return NOTIFY_DONE; } @@ -218,10 +215,11 @@ static struct notifier_block pending_notifier = { static void request_module_depend(char *name, int *flag) { + int err; switch (THIS_MODULE->state) { case MODULE_STATE_COMING: if (!pending_registered) { - register_module_notifier(&pending_notifier); + err = register_module_notifier(&pending_notifier); pending_registered = 1; } *flag = 1; @@ -578,12 +576,14 @@ static irqreturn_t saa7134_irq(int irq, void *dev_id, struct pt_regs *regs) goto out; } - /* If alsa support is active and we get a sound report, exit - and let the saa7134-alsa module deal with it */ + /* If dmasound support is active and we get a sound report, exit + and let the saa7134-alsa/oss module deal with it */ - if ((report & SAA7134_IRQ_REPORT_DONE_RA3) && alsa) { + if ((report & SAA7134_IRQ_REPORT_DONE_RA3) && + (dev->dmasound.priv_data != NULL) ) + { if (irq_debug > 1) - printk(KERN_DEBUG "%s/irq: ignoring interrupt for ALSA\n", + printk(KERN_DEBUG "%s/irq: ignoring interrupt for DMA sound\n", dev->name); goto out; } @@ -609,12 +609,6 @@ static irqreturn_t saa7134_irq(int irq, void *dev_id, struct pt_regs *regs) card_has_mpeg(dev)) saa7134_irq_ts_done(dev,status); - if ((report & SAA7134_IRQ_REPORT_DONE_RA3)) { - if (oss) { - saa7134_irq_oss_done(dev,status); - } - } - if ((report & (SAA7134_IRQ_REPORT_GPIO16 | SAA7134_IRQ_REPORT_GPIO18)) && dev->remote) @@ -689,14 +683,6 @@ static int saa7134_hwinit1(struct saa7134_dev *dev) * audio will not work. */ - switch (dev->pci->device) { - case PCI_DEVICE_ID_PHILIPS_SAA7134: - case PCI_DEVICE_ID_PHILIPS_SAA7133: - case PCI_DEVICE_ID_PHILIPS_SAA7135: - saa7134_oss_init1(dev); - break; - } - /* enable peripheral devices */ saa_writeb(SAA7134_SPECIAL_MODE, 0x01); @@ -728,8 +714,6 @@ static int saa7134_hwinit2(struct saa7134_dev *dev) irq2_mask |= (SAA7134_IRQ2_INTE_GPIO18 | SAA7134_IRQ2_INTE_GPIO18A | SAA7134_IRQ2_INTE_GPIO16 ); - else if (dev->has_remote == SAA7134_REMOTE_I2C) - request_module("ir-kbd-i2c"); saa_writel(SAA7134_IRQ1, 0); saa_writel(SAA7134_IRQ2, irq2_mask); @@ -742,13 +726,6 @@ static int saa7134_hwfini(struct saa7134_dev *dev) { dprintk("hwfini\n"); - switch (dev->pci->device) { - case PCI_DEVICE_ID_PHILIPS_SAA7134: - case PCI_DEVICE_ID_PHILIPS_SAA7133: - case PCI_DEVICE_ID_PHILIPS_SAA7135: - saa7134_oss_fini(dev); - break; - } if (card_has_mpeg(dev)) saa7134_ts_fini(dev); saa7134_input_fini(dev); @@ -986,11 +963,12 @@ static int __devinit saa7134_initdev(struct pci_dev *pci_dev, if (card_is_dvb(dev)) request_module_depend("saa7134-dvb",&need_dvb); - if (!oss && alsa) { - dprintk("Requesting ALSA module\n"); + + if (alsa) request_module_depend("saa7134-alsa",&need_alsa); - } + if (oss) + request_module_depend("saa7134-oss",&need_oss); v4l2_prio_init(&dev->prio); @@ -1024,32 +1002,6 @@ static int __devinit saa7134_initdev(struct pci_dev *pci_dev, dev->name,dev->radio_dev->minor & 0x1f); } - /* register oss devices */ - switch (dev->pci->device) { - case PCI_DEVICE_ID_PHILIPS_SAA7134: - case PCI_DEVICE_ID_PHILIPS_SAA7133: - case PCI_DEVICE_ID_PHILIPS_SAA7135: - if (oss) { - err = dev->dmasound.minor_dsp = - register_sound_dsp(&saa7134_dsp_fops, - dsp_nr[dev->nr]); - if (err < 0) { - goto fail4; - } - printk(KERN_INFO "%s: registered device dsp%d\n", - dev->name,dev->dmasound.minor_dsp >> 4); - - err = dev->dmasound.minor_mixer = - register_sound_mixer(&saa7134_mixer_fops, - mixer_nr[dev->nr]); - if (err < 0) - goto fail5; - printk(KERN_INFO "%s: registered device mixer%d\n", - dev->name,dev->dmasound.minor_mixer >> 4); - } - break; - } - /* everything worked */ pci_set_drvdata(pci_dev,dev); saa7134_devcount++; @@ -1064,17 +1016,9 @@ static int __devinit saa7134_initdev(struct pci_dev *pci_dev, /* check for signal */ saa7134_irq_video_intl(dev); + return 0; - fail5: - switch (dev->pci->device) { - case PCI_DEVICE_ID_PHILIPS_SAA7134: - case PCI_DEVICE_ID_PHILIPS_SAA7133: - case PCI_DEVICE_ID_PHILIPS_SAA7135: - if (oss) - unregister_sound_dsp(dev->dmasound.minor_dsp); - break; - } fail4: saa7134_unregister_video(dev); saa7134_i2c_unregister(dev); @@ -1125,19 +1069,16 @@ static void __devexit saa7134_finidev(struct pci_dev *pci_dev) saa7134_devcount--; saa7134_i2c_unregister(dev); - switch (dev->pci->device) { - case PCI_DEVICE_ID_PHILIPS_SAA7134: - case PCI_DEVICE_ID_PHILIPS_SAA7133: - case PCI_DEVICE_ID_PHILIPS_SAA7135: - if (oss) { - unregister_sound_mixer(dev->dmasound.minor_mixer); - unregister_sound_dsp(dev->dmasound.minor_dsp); - } - break; - } saa7134_unregister_video(dev); - /* release ressources */ + /* the DMA sound modules should be unloaded before reaching + this, but just in case they are still present... */ + if (dev->dmasound.priv_data != NULL) { + free_irq(pci_dev->irq, &dev->dmasound); + dev->dmasound.priv_data = NULL; + } + + /* release resources */ free_irq(pci_dev->irq, dev); iounmap(dev->lmmio); release_mem_region(pci_resource_start(pci_dev,0), @@ -1225,7 +1166,7 @@ EXPORT_SYMBOL(saa7134_i2c_call_clients); EXPORT_SYMBOL(saa7134_devlist); EXPORT_SYMBOL(saa7134_boards); -/* ----------------- For ALSA -------------------------------- */ +/* ----------------- for the DMA sound modules --------------- */ EXPORT_SYMBOL(saa7134_pgtable_free); EXPORT_SYMBOL(saa7134_pgtable_build); diff --git a/trunk/drivers/media/video/saa7134/saa7134-input.c b/trunk/drivers/media/video/saa7134/saa7134-input.c index 329accda6d45..e648cc3bc96d 100644 --- a/trunk/drivers/media/video/saa7134/saa7134-input.c +++ b/trunk/drivers/media/video/saa7134/saa7134-input.c @@ -485,64 +485,6 @@ static IR_KEYTAB_TYPE ir_codes_purpletv[IR_KEYTAB_SIZE] = { }; -static IR_KEYTAB_TYPE ir_codes_pinnacle[IR_KEYTAB_SIZE] = { - [ 0x59 ] = KEY_MUTE, - [ 0x4a ] = KEY_POWER, - - [ 0x18 ] = KEY_TEXT, - [ 0x26 ] = KEY_TV, - [ 0x3d ] = KEY_PRINT, - - [ 0x48 ] = KEY_RED, - [ 0x04 ] = KEY_GREEN, - [ 0x11 ] = KEY_YELLOW, - [ 0x00 ] = KEY_BLUE, - - [ 0x2d ] = KEY_VOLUMEUP, - [ 0x1e ] = KEY_VOLUMEDOWN, - - [ 0x49 ] = KEY_MENU, - - [ 0x16 ] = KEY_CHANNELUP, - [ 0x17 ] = KEY_CHANNELDOWN, - - [ 0x20 ] = KEY_UP, - [ 0x21 ] = KEY_DOWN, - [ 0x22 ] = KEY_LEFT, - [ 0x23 ] = KEY_RIGHT, - [ 0x0d ] = KEY_SELECT, - - - - [ 0x08 ] = KEY_BACK, - [ 0x07 ] = KEY_REFRESH, - - [ 0x2f ] = KEY_ZOOM, - [ 0x29 ] = KEY_RECORD, - - [ 0x4b ] = KEY_PAUSE, - [ 0x4d ] = KEY_REWIND, - [ 0x2e ] = KEY_PLAY, - [ 0x4e ] = KEY_FORWARD, - [ 0x53 ] = KEY_PREVIOUS, - [ 0x4c ] = KEY_STOP, - [ 0x54 ] = KEY_NEXT, - - [ 0x69 ] = KEY_KP0, - [ 0x6a ] = KEY_KP1, - [ 0x6b ] = KEY_KP2, - [ 0x6c ] = KEY_KP3, - [ 0x6d ] = KEY_KP4, - [ 0x6e ] = KEY_KP5, - [ 0x6f ] = KEY_KP6, - [ 0x70 ] = KEY_KP7, - [ 0x71 ] = KEY_KP8, - [ 0x72 ] = KEY_KP9, - - [ 0x74 ] = KEY_CHANNEL, - [ 0x0a ] = KEY_BACKSPACE, -}; - /* Mapping for the 28 key remote control as seen at http://www.sednacomputer.com/photo/cardbus-tv.jpg Pavel Mihaylov */ @@ -635,57 +577,6 @@ static int get_key_purpletv(struct IR_i2c *ir, u32 *ir_key, u32 *ir_raw) return 1; } -/* The new pinnacle PCTV remote (with the colored buttons) - * - * Ricardo Cerqueira - */ - -static int get_key_pinnacle(struct IR_i2c *ir, u32 *ir_key, u32 *ir_raw) -{ - unsigned char b[4]; - unsigned int start = 0,parity = 0,code = 0; - - /* poll IR chip */ - if (4 != i2c_master_recv(&ir->c,b,4)) { - i2cdprintk("read error\n"); - return -EIO; - } - - for (start = 0; start<4; start++) { - if (b[start] == 0x80) { - code=b[(start+3)%4]; - parity=b[(start+2)%4]; - } - } - - /* Empty Request */ - if (parity==0) - return 0; - - /* Repeating... */ - if (ir->old == parity) - return 0; - - - ir->old = parity; - - /* Reduce code value to fit inside IR_KEYTAB_SIZE - * - * this is the only value that results in 42 unique - * codes < 128 - */ - - code %= 0x88; - - *ir_raw = code; - *ir_key = code; - - i2cdprintk("Pinnacle PCTV key %02x\n", code); - - return 1; -} - - void saa7134_input_irq(struct saa7134_dev *dev) { struct saa7134_ir *ir = dev->remote; diff --git a/trunk/drivers/media/video/saa7134/saa7134-oss.c b/trunk/drivers/media/video/saa7134/saa7134-oss.c index fd53dfcc1644..fd9ed11ab1e2 100644 --- a/trunk/drivers/media/video/saa7134/saa7134-oss.c +++ b/trunk/drivers/media/video/saa7134/saa7134-oss.c @@ -4,6 +4,8 @@ * oss dsp interface * * (c) 2001,02 Gerd Knorr [SuSE Labs] + * 2005 conversion to standalone module: + * Ricardo Cerqueira * * This program is free software; you can redistribute it and/or modify * it under the terms of the GNU General Public License as published by @@ -25,7 +27,9 @@ #include #include #include +#include #include +#include #include #include "saa7134-reg.h" @@ -33,15 +37,23 @@ /* ------------------------------------------------------------------ */ -static unsigned int oss_debug = 0; -module_param(oss_debug, int, 0644); -MODULE_PARM_DESC(oss_debug,"enable debug messages [oss]"); +static unsigned int debug = 0; +module_param(debug, int, 0644); +MODULE_PARM_DESC(debug,"enable debug messages [oss]"); -static unsigned int oss_rate = 0; -module_param(oss_rate, int, 0444); -MODULE_PARM_DESC(oss_rate,"sample rate (valid are: 32000,48000)"); +static unsigned int rate = 0; +module_param(rate, int, 0444); +MODULE_PARM_DESC(rate,"sample rate (valid are: 32000,48000)"); -#define dprintk(fmt, arg...) if (oss_debug) \ +static unsigned int dsp_nr[] = {[0 ... (SAA7134_MAXBOARDS - 1)] = UNSET }; +MODULE_PARM_DESC(dsp_nr, "device numbers for SAA7134 capture interface(s)."); +module_param_array(dsp_nr, int, NULL, 0444); + +static unsigned int mixer_nr[] = {[0 ... (SAA7134_MAXBOARDS - 1)] = UNSET }; +MODULE_PARM_DESC(mixer_nr, "mixer numbers for SAA7134 capture interface(s)."); +module_param_array(mixer_nr, int, NULL, 0444); + +#define dprintk(fmt, arg...) if (debug) \ printk(KERN_DEBUG "%s/oss: " fmt, dev->name , ## arg) @@ -369,7 +381,7 @@ static int dsp_ioctl(struct inode *inode, struct file *file, int __user *p = argp; int val = 0; - if (oss_debug > 1) + if (debug > 1) saa7134_print_ioctl(dev->name,cmd); switch (cmd) { case OSS_GETVERSION: @@ -665,7 +677,7 @@ static int mixer_ioctl(struct inode *inode, struct file *file, void __user *argp = (void __user *) arg; int __user *p = argp; - if (oss_debug > 1) + if (debug > 1) saa7134_print_ioctl(dev->name,cmd); switch (cmd) { case OSS_GETVERSION: @@ -768,8 +780,41 @@ struct file_operations saa7134_mixer_fops = { /* ------------------------------------------------------------------ */ +static irqreturn_t saa7134_oss_irq(int irq, void *dev_id, struct pt_regs *regs) +{ + struct saa7134_dmasound *dmasound = dev_id; + struct saa7134_dev *dev = dmasound->priv_data; + unsigned long report, status; + int loop, handled = 0; + + for (loop = 0; loop < 10; loop++) { + report = saa_readl(SAA7134_IRQ_REPORT); + status = saa_readl(SAA7134_IRQ_STATUS); + + if (report & SAA7134_IRQ_REPORT_DONE_RA3) { + handled = 1; + saa_writel(SAA7134_IRQ_REPORT,report); + saa7134_irq_oss_done(dev, status); + } else { + goto out; + } + } + + if (loop == 10) { + dprintk("error! looping IRQ!"); + } +out: + return IRQ_RETVAL(handled); +} + int saa7134_oss_init1(struct saa7134_dev *dev) { + + if ((request_irq(dev->pci->irq, saa7134_oss_irq, + SA_SHIRQ | SA_INTERRUPT, dev->name, + (void*) &dev->dmasound)) < 0) + return -1; + /* general */ init_MUTEX(&dev->dmasound.lock); init_waitqueue_head(&dev->dmasound.wq); @@ -785,8 +830,8 @@ int saa7134_oss_init1(struct saa7134_dev *dev) /* dsp */ dev->dmasound.rate = 32000; - if (oss_rate) - dev->dmasound.rate = oss_rate; + if (rate) + dev->dmasound.rate = rate; dev->dmasound.rate = (dev->dmasound.rate > 40000) ? 48000 : 32000; /* mixer */ @@ -840,7 +885,7 @@ void saa7134_irq_oss_done(struct saa7134_dev *dev, unsigned long status) /* next block addr */ next_blk = (dev->dmasound.dma_blk + 2) % dev->dmasound.blocks; saa_writel(reg,next_blk * dev->dmasound.blksize); - if (oss_debug > 2) + if (debug > 2) dprintk("irq: ok, %s, next_blk=%d, addr=%x\n", (status & 0x10000000) ? "even" : "odd ", next_blk, next_blk * dev->dmasound.blksize); @@ -854,6 +899,98 @@ void saa7134_irq_oss_done(struct saa7134_dev *dev, unsigned long status) spin_unlock(&dev->slock); } +int saa7134_dsp_create(struct saa7134_dev *dev) +{ + int err; + + err = dev->dmasound.minor_dsp = + register_sound_dsp(&saa7134_dsp_fops, + dsp_nr[dev->nr]); + if (err < 0) { + goto fail; + } + printk(KERN_INFO "%s: registered device dsp%d\n", + dev->name,dev->dmasound.minor_dsp >> 4); + + err = dev->dmasound.minor_mixer = + register_sound_mixer(&saa7134_mixer_fops, + mixer_nr[dev->nr]); + if (err < 0) + goto fail; + printk(KERN_INFO "%s: registered device mixer%d\n", + dev->name,dev->dmasound.minor_mixer >> 4); + + return 0; + +fail: + unregister_sound_dsp(dev->dmasound.minor_dsp); + return 0; + + +} + +static int saa7134_oss_init(void) +{ + struct saa7134_dev *dev = NULL; + struct list_head *list; + + printk(KERN_INFO "saa7134 OSS driver for DMA sound loaded\n"); + + list_for_each(list,&saa7134_devlist) { + dev = list_entry(list, struct saa7134_dev, devlist); + if (dev->dmasound.priv_data == NULL) { + dev->dmasound.priv_data = dev; + saa7134_oss_init1(dev); + saa7134_dsp_create(dev); + } else { + printk(KERN_ERR "saa7134 OSS: DMA sound is being handled by ALSA, ignoring %s\n",dev->name); + return -EBUSY; + } + } + + if (dev == NULL) + printk(KERN_INFO "saa7134 OSS: no saa7134 cards found\n"); + + return 0; + +} + +void saa7134_oss_exit(void) +{ + struct saa7134_dev *dev = NULL; + struct list_head *list; + + list_for_each(list,&saa7134_devlist) { + dev = list_entry(list, struct saa7134_dev, devlist); + + /* Device isn't registered by OSS, probably ALSA's */ + if (!dev->dmasound.minor_dsp) + continue; + + unregister_sound_mixer(dev->dmasound.minor_mixer); + unregister_sound_dsp(dev->dmasound.minor_dsp); + + saa7134_oss_fini(dev); + + if (dev->pci->irq > 0) { + synchronize_irq(dev->pci->irq); + free_irq(dev->pci->irq,&dev->dmasound); + } + + dev->dmasound.priv_data = NULL; + + } + + printk(KERN_INFO "saa7134 OSS driver for DMA sound unloaded\n"); + + return; +} + +module_init(saa7134_oss_init); +module_exit(saa7134_oss_exit); +MODULE_LICENSE("GPL"); +MODULE_AUTHOR("Gerd Knorr [SuSE Labs]"); + /* ----------------------------------------------------------- */ /* * Local variables: diff --git a/trunk/drivers/media/video/saa7134/saa7134.h b/trunk/drivers/media/video/saa7134/saa7134.h index fb9727471661..244e1973081c 100644 --- a/trunk/drivers/media/video/saa7134/saa7134.h +++ b/trunk/drivers/media/video/saa7134/saa7134.h @@ -208,6 +208,7 @@ struct saa7134_format { #define SAA7134_BOARD_SEDNA_PC_TV_CARDBUS 79 #define SAA7134_BOARD_ASUSTEK_DIGIMATRIX_TV 80 #define SAA7134_BOARD_PHILIPS_TIGER 81 +#define SAA7134_BOARD_MSI_TVATANYWHERE_PLUS 82 #define SAA7134_MAXBOARDS 8 #define SAA7134_INPUT_MAX 8 @@ -383,6 +384,7 @@ struct saa7134_dmasound { unsigned int dma_blk; unsigned int read_offset; unsigned int read_count; + void * priv_data; snd_pcm_substream_t *substream; }; diff --git a/trunk/drivers/media/video/tda8290.c b/trunk/drivers/media/video/tda8290.c index b2dfe07e9f9d..61d94ddaff41 100644 --- a/trunk/drivers/media/video/tda8290.c +++ b/trunk/drivers/media/video/tda8290.c @@ -437,6 +437,10 @@ static void set_audio(struct tuner *t) t->sgIF = 124; t->tda8290_easy_mode = 0x20; mode = "L"; + } else if (t->std & V4L2_STD_SECAM_LC) { + t->sgIF = 20; + t->tda8290_easy_mode = 0x40; + mode = "LC"; } tuner_dbg("setting tda8290 to system %s\n", mode); } diff --git a/trunk/drivers/media/video/tuner-core.c b/trunk/drivers/media/video/tuner-core.c index 73c4041c35d7..e58abdfcaab8 100644 --- a/trunk/drivers/media/video/tuner-core.c +++ b/trunk/drivers/media/video/tuner-core.c @@ -251,7 +251,7 @@ static inline int check_mode(struct tuner *t, char *cmd) static char pal[] = "-"; module_param_string(pal, pal, sizeof(pal), 0644); -static char secam[] = "-"; +static char secam[] = "--"; module_param_string(secam, secam, sizeof(secam), 0644); /* get more precise norm info from insmod option */ @@ -307,8 +307,13 @@ static int tuner_fixup_std(struct tuner *t) break; case 'l': case 'L': - tuner_dbg ("insmod fixup: SECAM => SECAM-L\n"); - t->std = V4L2_STD_SECAM_L; + if ((secam[1]=='C')||(secam[1]=='c')) { + tuner_dbg ("insmod fixup: SECAM => SECAM-L'\n"); + t->std = V4L2_STD_SECAM_LC; + } else { + tuner_dbg ("insmod fixup: SECAM => SECAM-L\n"); + t->std = V4L2_STD_SECAM_L; + } break; case '-': /* default parameter, do nothing */ diff --git a/trunk/drivers/media/video/tuner-simple.c b/trunk/drivers/media/video/tuner-simple.c index d832205818f2..e0c9fdb9914a 100644 --- a/trunk/drivers/media/video/tuner-simple.c +++ b/trunk/drivers/media/video/tuner-simple.c @@ -233,7 +233,7 @@ static struct tunertype tuners[] = { { "Ymec TVision TVF-5533MF", Philips, NTSC, 16*160.00,16*454.00,0x01,0x02,0x04,0x8e,732}, - /* 60-68 */ + /* 60-69 */ { "Thomson DDT 7611 (ATSC/NTSC)", THOMSON, ATSC, 16*157.25,16*454.00,0x39,0x3a,0x3c,0x8e,732}, { "Tena TNF9533-D/IF/TNF9533-B/DF", Philips, PAL, @@ -252,6 +252,8 @@ static struct tunertype tuners[] = { 16*160.00,16*442.00,0xa1,0xa2,0xa4,0xc8,623 }, { "Philips TUV1236D ATSC/NTSC dual in", Philips, ATSC, 16*157.25,16*454.00,0x01,0x02,0x04,0xce,732 }, + { "Tena TNF 5335 MF", Philips, NTSC, + 16*157.25,16*454.00,0x01,0x02,0x04,0x8e,732 }, }; unsigned const int tuner_count = ARRAY_SIZE(tuners); diff --git a/trunk/drivers/media/video/wm8775.c b/trunk/drivers/media/video/wm8775.c index 22f286222004..a6936ad74fcf 100644 --- a/trunk/drivers/media/video/wm8775.c +++ b/trunk/drivers/media/video/wm8775.c @@ -5,6 +5,11 @@ * * Based on saa7115 driver * + * Copyright (C) 2005 Hans Verkuil + * - Cleanup + * - V4L2 API update + * - sound fixes + * * This program is free software; you can redistribute it and/or modify * it under the terms of the GNU General Public License as published by * the Free Software Foundation; either version 2 of the License, or @@ -31,7 +36,7 @@ #include MODULE_DESCRIPTION("wm8775 driver"); -MODULE_AUTHOR("Ulf Eklund"); +MODULE_AUTHOR("Ulf Eklund, Hans Verkuil"); MODULE_LICENSE("GPL"); #define wm8775_err(fmt, arg...) do { \ diff --git a/trunk/drivers/mmc/mmci.c b/trunk/drivers/mmc/mmci.c index 1e6bdba26756..166c9b0ad04e 100644 --- a/trunk/drivers/mmc/mmci.c +++ b/trunk/drivers/mmc/mmci.c @@ -22,7 +22,6 @@ #include #include -#include #include #include #include diff --git a/trunk/drivers/net/3c509.c b/trunk/drivers/net/3c509.c index 977935a3d898..824e430486c2 100644 --- a/trunk/drivers/net/3c509.c +++ b/trunk/drivers/net/3c509.c @@ -84,6 +84,7 @@ static int max_interrupt_work = 10; #include #include #include +#include #include #include /* for udelay() */ #include @@ -173,7 +174,7 @@ struct el3_private { /* skb send-queue */ int head, size; struct sk_buff *queue[SKB_QUEUE_SIZE]; -#ifdef CONFIG_PM +#ifdef CONFIG_PM_LEGACY struct pm_dev *pmdev; #endif enum { @@ -200,7 +201,7 @@ static void el3_tx_timeout (struct net_device *dev); static void el3_down(struct net_device *dev); static void el3_up(struct net_device *dev); static struct ethtool_ops ethtool_ops; -#ifdef CONFIG_PM +#ifdef CONFIG_PM_LEGACY static int el3_suspend(struct pm_dev *pdev); static int el3_resume(struct pm_dev *pdev); static int el3_pm_callback(struct pm_dev *pdev, pm_request_t rqst, void *data); @@ -361,7 +362,7 @@ static void el3_common_remove (struct net_device *dev) struct el3_private *lp = netdev_priv(dev); (void) lp; /* Keep gcc quiet... */ -#ifdef CONFIG_PM +#ifdef CONFIG_PM_LEGACY if (lp->pmdev) pm_unregister(lp->pmdev); #endif @@ -571,7 +572,7 @@ static int __init el3_probe(int card_idx) if (err) goto out1; -#ifdef CONFIG_PM +#ifdef CONFIG_PM_LEGACY /* register power management */ lp->pmdev = pm_register(PM_ISA_DEV, card_idx, el3_pm_callback); if (lp->pmdev) { @@ -1479,7 +1480,7 @@ el3_up(struct net_device *dev) } /* Power Management support functions */ -#ifdef CONFIG_PM +#ifdef CONFIG_PM_LEGACY static int el3_suspend(struct pm_dev *pdev) @@ -1548,7 +1549,7 @@ el3_pm_callback(struct pm_dev *pdev, pm_request_t rqst, void *data) return 0; } -#endif /* CONFIG_PM */ +#endif /* CONFIG_PM_LEGACY */ /* Parameters that may be passed into the module. */ static int debug = -1; diff --git a/trunk/drivers/net/gianfar.c b/trunk/drivers/net/gianfar.c index e3a329539f1c..0f030b73cbb3 100644 --- a/trunk/drivers/net/gianfar.c +++ b/trunk/drivers/net/gianfar.c @@ -6,7 +6,7 @@ * Based on 8260_io/fcc_enet.c * * Author: Andy Fleming - * Maintainer: Kumar Gala (kumar.gala@freescale.com) + * Maintainer: Kumar Gala * * Copyright (c) 2002-2004 Freescale Semiconductor, Inc. * diff --git a/trunk/drivers/net/gianfar.h b/trunk/drivers/net/gianfar.h index 220084e53341..5065ba82cb76 100644 --- a/trunk/drivers/net/gianfar.h +++ b/trunk/drivers/net/gianfar.h @@ -6,7 +6,7 @@ * Based on 8260_io/fcc_enet.c * * Author: Andy Fleming - * Maintainer: Kumar Gala (kumar.gala@freescale.com) + * Maintainer: Kumar Gala * * Copyright (c) 2002-2004 Freescale Semiconductor, Inc. * diff --git a/trunk/drivers/net/gianfar_ethtool.c b/trunk/drivers/net/gianfar_ethtool.c index 5a2d810ce575..cfa3cd7c91a0 100644 --- a/trunk/drivers/net/gianfar_ethtool.c +++ b/trunk/drivers/net/gianfar_ethtool.c @@ -6,7 +6,7 @@ * Based on e1000 ethtool support * * Author: Andy Fleming - * Maintainer: Kumar Gala (kumar.gala@freescale.com) + * Maintainer: Kumar Gala * * Copyright (c) 2003,2004 Freescale Semiconductor, Inc. * diff --git a/trunk/drivers/net/gianfar_mii.c b/trunk/drivers/net/gianfar_mii.c index 9544279e8bcd..04a462c2a5b7 100644 --- a/trunk/drivers/net/gianfar_mii.c +++ b/trunk/drivers/net/gianfar_mii.c @@ -5,7 +5,7 @@ * Provides Bus interface for MIIM regs * * Author: Andy Fleming - * Maintainer: Kumar Gala (kumar.gala@freescale.com) + * Maintainer: Kumar Gala * * Copyright (c) 2002-2004 Freescale Semiconductor, Inc. * diff --git a/trunk/drivers/net/gianfar_mii.h b/trunk/drivers/net/gianfar_mii.h index 56e5665d5c9b..e85eb216fb5b 100644 --- a/trunk/drivers/net/gianfar_mii.h +++ b/trunk/drivers/net/gianfar_mii.h @@ -5,7 +5,7 @@ * Driver for the MDIO bus controller in the Gianfar register space * * Author: Andy Fleming - * Maintainer: Kumar Gala (kumar.gala@freescale.com) + * Maintainer: Kumar Gala * * Copyright (c) 2002-2004 Freescale Semiconductor, Inc. * diff --git a/trunk/drivers/net/irda/ali-ircc.c b/trunk/drivers/net/irda/ali-ircc.c index 9bf34681d3df..2e7882eb7d6f 100644 --- a/trunk/drivers/net/irda/ali-ircc.c +++ b/trunk/drivers/net/irda/ali-ircc.c @@ -40,6 +40,7 @@ #include #include +#include #include #include diff --git a/trunk/drivers/net/irda/nsc-ircc.c b/trunk/drivers/net/irda/nsc-ircc.c index 805714ec9a8a..ee717d0e939e 100644 --- a/trunk/drivers/net/irda/nsc-ircc.c +++ b/trunk/drivers/net/irda/nsc-ircc.c @@ -59,6 +59,7 @@ #include #include +#include #include #include diff --git a/trunk/drivers/net/smc91x.h b/trunk/drivers/net/smc91x.h index a10cd184d597..5c2824be4ee6 100644 --- a/trunk/drivers/net/smc91x.h +++ b/trunk/drivers/net/smc91x.h @@ -100,14 +100,14 @@ #define SMC_IO_SHIFT 0 #define SMC_NOWAIT 1 -#define SMC_inb(a, r) inb((a) + (r)) -#define SMC_insb(a, r, p, l) insb((a) + (r), p, (l)) -#define SMC_inw(a, r) inw((a) + (r)) -#define SMC_insw(a, r, p, l) insw((a) + (r), p, l) -#define SMC_outb(v, a, r) outb(v, (a) + (r)) -#define SMC_outsb(a, r, p, l) outsb((a) + (r), p, (l)) -#define SMC_outw(v, a, r) outw(v, (a) + (r)) -#define SMC_outsw(a, r, p, l) outsw((a) + (r), p, l) +#define SMC_inb(a, r) readb((a) + (r)) +#define SMC_insb(a, r, p, l) readsb((a) + (r), p, (l)) +#define SMC_inw(a, r) readw((a) + (r)) +#define SMC_insw(a, r, p, l) readsw((a) + (r), p, l) +#define SMC_outb(v, a, r) writeb(v, (a) + (r)) +#define SMC_outsb(a, r, p, l) writesb((a) + (r), p, (l)) +#define SMC_outw(v, a, r) writew(v, (a) + (r)) +#define SMC_outsw(a, r, p, l) writesw((a) + (r), p, l) #define set_irq_type(irq, type) do {} while (0) diff --git a/trunk/drivers/net/sungem.c b/trunk/drivers/net/sungem.c index de399563a9db..081717d01374 100644 --- a/trunk/drivers/net/sungem.c +++ b/trunk/drivers/net/sungem.c @@ -128,6 +128,8 @@ static struct pci_device_id gem_pci_tbl[] = { PCI_ANY_ID, PCI_ANY_ID, 0, 0, 0UL }, { PCI_VENDOR_ID_APPLE, PCI_DEVICE_ID_APPLE_SH_SUNGEM, PCI_ANY_ID, PCI_ANY_ID, 0, 0, 0UL }, + { PCI_VENDOR_ID_APPLE, PCI_DEVICE_ID_APPLE_IPID2_GMAC, + PCI_ANY_ID, PCI_ANY_ID, 0, 0, 0UL }, {0, } }; diff --git a/trunk/drivers/pci/hotplug/pciehp_hpc.c b/trunk/drivers/pci/hotplug/pciehp_hpc.c index 4a3cecca012c..2387e75da0fe 100644 --- a/trunk/drivers/pci/hotplug/pciehp_hpc.c +++ b/trunk/drivers/pci/hotplug/pciehp_hpc.c @@ -31,6 +31,8 @@ #include #include #include +#include + #include "../pci.h" #include "pciehp.h" diff --git a/trunk/drivers/pci/hotplug/rpaphp_pci.c b/trunk/drivers/pci/hotplug/rpaphp_pci.c index a7859a84d1ae..4b35097b3d9f 100644 --- a/trunk/drivers/pci/hotplug/rpaphp_pci.c +++ b/trunk/drivers/pci/hotplug/rpaphp_pci.c @@ -253,7 +253,7 @@ rpaphp_pci_config_slot(struct pci_bus *bus) if (!dn || !dn->child) return NULL; - if (systemcfg->platform == PLATFORM_PSERIES_LPAR) { + if (_machine == PLATFORM_PSERIES_LPAR) { of_scan_bus(dn, bus); if (list_empty(&bus->devices)) { err("%s: No new device found\n", __FUNCTION__); diff --git a/trunk/drivers/pci/hotplug/shpchp_hpc.c b/trunk/drivers/pci/hotplug/shpchp_hpc.c index 40905a6c8094..9987a6fd65b8 100644 --- a/trunk/drivers/pci/hotplug/shpchp_hpc.c +++ b/trunk/drivers/pci/hotplug/shpchp_hpc.c @@ -31,6 +31,8 @@ #include #include #include +#include + #include "shpchp.h" #ifdef DEBUG diff --git a/trunk/drivers/pcmcia/cs.c b/trunk/drivers/pcmcia/cs.c index 234cdca6fe13..a30aa74304a2 100644 --- a/trunk/drivers/pcmcia/cs.c +++ b/trunk/drivers/pcmcia/cs.c @@ -513,6 +513,11 @@ static int socket_insert(struct pcmcia_socket *skt) ret = socket_setup(skt, setup_delay); if (ret == CS_SUCCESS) { skt->state |= SOCKET_PRESENT; + + printk(KERN_NOTICE "pccard: %s card inserted into slot %d\n", + (skt->state & SOCKET_CARDBUS) ? "CardBus" : "PCMCIA", + skt->sock); + #ifdef CONFIG_CARDBUS if (skt->state & SOCKET_CARDBUS) { cb_alloc(skt); @@ -598,6 +603,7 @@ static int socket_resume(struct pcmcia_socket *skt) static void socket_remove(struct pcmcia_socket *skt) { + printk(KERN_NOTICE "pccard: card ejected from slot %d\n", skt->sock); socket_shutdown(skt); cs_socket_put(skt); } diff --git a/trunk/drivers/pcmcia/ds.c b/trunk/drivers/pcmcia/ds.c index 39d096b52926..7f8219f3fd9e 100644 --- a/trunk/drivers/pcmcia/ds.c +++ b/trunk/drivers/pcmcia/ds.c @@ -544,6 +544,9 @@ struct pcmcia_device * pcmcia_device_add(struct pcmcia_socket *s, unsigned int f list_add_tail(&p_dev->socket_device_list, &s->devices_list); spin_unlock_irqrestore(&pcmcia_dev_list_lock, flags); + printk(KERN_NOTICE "pcmcia: registering new device %s\n", + p_dev->devname); + pcmcia_device_query(p_dev); if (device_register(&p_dev->dev)) { diff --git a/trunk/drivers/pcmcia/i82365.c b/trunk/drivers/pcmcia/i82365.c index 4ddd76239b34..4d56bc9926d6 100644 --- a/trunk/drivers/pcmcia/i82365.c +++ b/trunk/drivers/pcmcia/i82365.c @@ -1339,10 +1339,7 @@ static struct device_driver i82365_driver = { .resume = pcmcia_socket_dev_resume, }; -static struct platform_device i82365_device = { - .name = "i82365", - .id = 0, -}; +static struct platform_device *i82365_device; static int __init init_i82365(void) { @@ -1352,7 +1349,14 @@ static int __init init_i82365(void) if (ret) return ret; - ret = platform_device_register(&i82365_device); + i82365_device = platform_device_alloc("i82365", 0); + if (i82365_device) { + ret = platform_device_add(i82365_device); + if (ret) + platform_device_put(i82365_device); + } else + ret = -ENOMEM; + if (ret) { driver_unregister(&i82365_driver); return ret; @@ -1365,7 +1369,7 @@ static int __init init_i82365(void) if (sockets == 0) { printk("not found.\n"); - platform_device_unregister(&i82365_device); + platform_device_unregister(i82365_device); release_region(i365_base, 2); driver_unregister(&i82365_driver); return -ENODEV; @@ -1377,7 +1381,7 @@ static int __init init_i82365(void) /* register sockets with the pcmcia core */ for (i = 0; i < sockets; i++) { - socket[i].socket.dev.dev = &i82365_device.dev; + socket[i].socket.dev.dev = &i82365_device->dev; socket[i].socket.ops = &pcic_operations; socket[i].socket.resource_ops = &pccard_nonstatic_ops; socket[i].socket.owner = THIS_MODULE; @@ -1415,7 +1419,7 @@ static void __exit exit_i82365(void) if (socket[i].flags & IS_REGISTERED) pcmcia_unregister_socket(&socket[i].socket); } - platform_device_unregister(&i82365_device); + platform_device_unregister(i82365_device); if (poll_interval != 0) del_timer_sync(&poll_timer); if (grab_irq != 0) diff --git a/trunk/drivers/serial/68328serial.c b/trunk/drivers/serial/68328serial.c index 2efb317153ce..67e9afa000c1 100644 --- a/trunk/drivers/serial/68328serial.c +++ b/trunk/drivers/serial/68328serial.c @@ -34,6 +34,7 @@ #include #include #include +#include #include #include @@ -1343,7 +1344,7 @@ static void show_serial_version(void) printk("MC68328 serial driver version 1.00\n"); } -#ifdef CONFIG_PM +#ifdef CONFIG_PM_LEGACY /* Serial Power management * The console (currently fixed at line 0) is a special case for power * management because the kernel is so chatty. The console will be @@ -1393,7 +1394,7 @@ void startup_console(void) struct m68k_serial *info = &m68k_soft[0]; startup(info); } -#endif +#endif /* CONFIG_PM_LEGACY */ static struct tty_operations rs_ops = { @@ -1486,7 +1487,7 @@ rs68328_init(void) IRQ_FLG_STD, "M68328_UART", NULL)) panic("Unable to attach 68328 serial interrupt\n"); -#ifdef CONFIG_PM +#ifdef CONFIG_PM_LEGACY serial_pm[i] = pm_register(PM_SYS_DEV, PM_SYS_COM, serial_pm_callback); if (serial_pm[i]) serial_pm[i]->data = info; diff --git a/trunk/drivers/serial/8250.c b/trunk/drivers/serial/8250.c index 3742753241ee..e08510d09ff6 100644 --- a/trunk/drivers/serial/8250.c +++ b/trunk/drivers/serial/8250.c @@ -999,7 +999,10 @@ static void autoconfig(struct uart_8250_port *up, unsigned int probeflags) serial_outp(up, UART_MCR, save_mcr); serial8250_clear_fifos(up); (void)serial_in(up, UART_RX); - serial_outp(up, UART_IER, 0); + if (up->capabilities & UART_CAP_UUE) + serial_outp(up, UART_IER, UART_IER_UUE); + else + serial_outp(up, UART_IER, 0); out: spin_unlock_irqrestore(&up->port.lock, flags); diff --git a/trunk/drivers/serial/8250_pnp.c b/trunk/drivers/serial/8250_pnp.c index 5d8660a42b77..b79ed0665d51 100644 --- a/trunk/drivers/serial/8250_pnp.c +++ b/trunk/drivers/serial/8250_pnp.c @@ -323,6 +323,8 @@ static const struct pnp_device_id pnp_dev_table[] = { { "USR9180", 0 }, /* U.S. Robotics 56K Voice INT PnP*/ { "USR9190", 0 }, + /* HP Compaq Tablet PC tc1100 Wacom tablet */ + { "WACF005", 0 }, /* Rockwell's (PORALiNK) 33600 INT PNP */ { "WCI0003", 0 }, /* Unkown PnP modems */ diff --git a/trunk/drivers/serial/cpm_uart/cpm_uart_core.c b/trunk/drivers/serial/cpm_uart/cpm_uart_core.c index 25825f2aba22..987d22b53c22 100644 --- a/trunk/drivers/serial/cpm_uart/cpm_uart_core.c +++ b/trunk/drivers/serial/cpm_uart/cpm_uart_core.c @@ -7,7 +7,7 @@ * Based on ppc8xx.c by Thomas Gleixner * Based on drivers/serial/amba.c by Russell King * - * Maintainer: Kumar Gala (kumar.gala@freescale.com) (CPM2) + * Maintainer: Kumar Gala (galak@kernel.crashing.org) (CPM2) * Pantelis Antoniou (panto@intracom.gr) (CPM1) * * Copyright (C) 2004 Freescale Semiconductor, Inc. diff --git a/trunk/drivers/serial/cpm_uart/cpm_uart_cpm1.c b/trunk/drivers/serial/cpm_uart/cpm_uart_cpm1.c index 4b0786e7eb7f..d789ee55cbb7 100644 --- a/trunk/drivers/serial/cpm_uart/cpm_uart_cpm1.c +++ b/trunk/drivers/serial/cpm_uart/cpm_uart_cpm1.c @@ -3,7 +3,7 @@ * * Driver for CPM (SCC/SMC) serial ports; CPM1 definitions * - * Maintainer: Kumar Gala (kumar.gala@freescale.com) (CPM2) + * Maintainer: Kumar Gala (galak@kernel.crashing.org) (CPM2) * Pantelis Antoniou (panto@intracom.gr) (CPM1) * * Copyright (C) 2004 Freescale Semiconductor, Inc. diff --git a/trunk/drivers/serial/cpm_uart/cpm_uart_cpm2.c b/trunk/drivers/serial/cpm_uart/cpm_uart_cpm2.c index 15ad58d94889..fd9e53ed3feb 100644 --- a/trunk/drivers/serial/cpm_uart/cpm_uart_cpm2.c +++ b/trunk/drivers/serial/cpm_uart/cpm_uart_cpm2.c @@ -3,7 +3,7 @@ * * Driver for CPM (SCC/SMC) serial ports; CPM2 definitions * - * Maintainer: Kumar Gala (kumar.gala@freescale.com) (CPM2) + * Maintainer: Kumar Gala (galak@kernel.crashing.org) (CPM2) * Pantelis Antoniou (panto@intracom.gr) (CPM1) * * Copyright (C) 2004 Freescale Semiconductor, Inc. diff --git a/trunk/drivers/serial/dz.c b/trunk/drivers/serial/dz.c index e63b9dffc8d7..4d8516d1bb71 100644 --- a/trunk/drivers/serial/dz.c +++ b/trunk/drivers/serial/dz.c @@ -1,9 +1,9 @@ /* - * dz.c: Serial port driver for DECStations equiped + * dz.c: Serial port driver for DECStations equiped * with the DZ chipset. * - * Copyright (C) 1998 Olivier A. D. Lebaillif - * + * Copyright (C) 1998 Olivier A. D. Lebaillif + * * Email: olivier.lebaillif@ifrsys.com * * [31-AUG-98] triemer @@ -11,14 +11,14 @@ * removed base_addr code - moving address assignment to setup.c * Changed name of dz_init to rs_init to be consistent with tc code * [13-NOV-98] triemer fixed code to receive characters - * after patches by harald to irq code. + * after patches by harald to irq code. * [09-JAN-99] triemer minor fix for schedule - due to removal of timeout * field from "current" - somewhere between 2.1.121 and 2.1.131 Qua Jun 27 15:02:26 BRT 2001 * [27-JUN-2001] Arnaldo Carvalho de Melo - cleanups - * - * Parts (C) 1999 David Airlie, airlied@linux.ie - * [07-SEP-99] Bugfixes + * + * Parts (C) 1999 David Airlie, airlied@linux.ie + * [07-SEP-99] Bugfixes * * [06-Jan-2002] Russell King * Converted to new serial core @@ -64,7 +64,7 @@ static struct dz_port dz_ports[DZ_NB_PORT]; #ifdef DEBUG_DZ /* - * debugging code to send out chars via prom + * debugging code to send out chars via prom */ static void debug_console(const char *s, int count) { @@ -82,7 +82,7 @@ static void debug_console(const char *s, int count) * ------------------------------------------------------------ * dz_in () and dz_out () * - * These routines are used to access the registers of the DZ + * These routines are used to access the registers of the DZ * chip, hiding relocation differences between implementation. * ------------------------------------------------------------ */ @@ -106,8 +106,8 @@ static inline void dz_out(struct dz_port *dport, unsigned offset, * ------------------------------------------------------------ * rs_stop () and rs_start () * - * These routines are called before setting or resetting - * tty->stopped. They enable or disable transmitter interrupts, + * These routines are called before setting or resetting + * tty->stopped. They enable or disable transmitter interrupts, * as necessary. * ------------------------------------------------------------ */ @@ -156,17 +156,17 @@ static void dz_enable_ms(struct uart_port *port) /* * ------------------------------------------------------------ - * Here starts the interrupt handling routines. All of the - * following subroutines are declared as inline and are folded - * into dz_interrupt. They were separated out for readability's - * sake. + * Here starts the interrupt handling routines. All of the + * following subroutines are declared as inline and are folded + * into dz_interrupt. They were separated out for readability's + * sake. * * Note: rs_interrupt() is a "fast" interrupt, which means that it * runs with interrupts turned off. People who may want to modify * rs_interrupt() should try to keep the interrupt handler as fast as * possible. After you are done making modifications, it is not a bad * idea to do: - * + * * make drivers/serial/dz.s * * and look at the resulting assemble code in dz.s. @@ -403,7 +403,7 @@ static void dz_set_mctrl(struct uart_port *uport, unsigned int mctrl) * startup () * * various initialization tasks - * ------------------------------------------------------------------- + * ------------------------------------------------------------------- */ static int dz_startup(struct uart_port *uport) { @@ -430,13 +430,13 @@ static int dz_startup(struct uart_port *uport) return 0; } -/* +/* * ------------------------------------------------------------------- * shutdown () * * This routine will shutdown a serial port; interrupts are disabled, and * DTR is dropped if the hangup on close termio flag is on. - * ------------------------------------------------------------------- + * ------------------------------------------------------------------- */ static void dz_shutdown(struct uart_port *uport) { @@ -451,7 +451,7 @@ static void dz_shutdown(struct uart_port *uport) * release the bus after transmitting. This must be done when * the transmit shift register is empty, not be done when the * transmit holding register is empty. This functionality - * allows an RS485 driver to be written in user space. + * allows an RS485 driver to be written in user space. */ static unsigned int dz_tx_empty(struct uart_port *uport) { @@ -645,9 +645,9 @@ static void __init dz_init_ports(void) if (mips_machtype == MACH_DS23100 || mips_machtype == MACH_DS5100) - base = (unsigned long) KN01_DZ11_BASE; + base = CKSEG1ADDR(KN01_SLOT_BASE + KN01_DZ11); else - base = (unsigned long) KN02_DZ11_BASE; + base = CKSEG1ADDR(KN02_SLOT_BASE + KN02_DZ11); for (i = 0, dport = dz_ports; i < DZ_NB_PORT; i++, dport++) { spin_lock_init(&dport->port.lock); @@ -695,13 +695,13 @@ static void dz_console_put_char(struct dz_port *dport, unsigned char ch) spin_unlock_irqrestore(&dport->port.lock, flags); } -/* +/* * ------------------------------------------------------------------- * dz_console_print () * * dz_console_print is registered for printk. * The console must be locked when we get here. - * ------------------------------------------------------------------- + * ------------------------------------------------------------------- */ static void dz_console_print(struct console *cons, const char *str, diff --git a/trunk/drivers/serial/mpc52xx_uart.c b/trunk/drivers/serial/mpc52xx_uart.c index 5d3cb8486447..b8727d9bf690 100644 --- a/trunk/drivers/serial/mpc52xx_uart.c +++ b/trunk/drivers/serial/mpc52xx_uart.c @@ -725,7 +725,7 @@ mpc52xx_uart_probe(struct platform_device *dev) int i, idx, ret; /* Check validity & presence */ - idx = pdev->id; + idx = dev->id; if (idx < 0 || idx >= MPC52xx_PSC_MAXNUM) return -EINVAL; @@ -748,7 +748,7 @@ mpc52xx_uart_probe(struct platform_device *dev) port->ops = &mpc52xx_uart_ops; /* Search for IRQ and mapbase */ - for (i=0 ; inum_resources ; i++, res++) { + for (i=0 ; inum_resources ; i++, res++) { if (res->flags & IORESOURCE_MEM) port->mapbase = res->start; else if (res->flags & IORESOURCE_IRQ) diff --git a/trunk/drivers/serial/sa1100.c b/trunk/drivers/serial/sa1100.c index fd9deee20e05..0e3daf6d7b50 100644 --- a/trunk/drivers/serial/sa1100.c +++ b/trunk/drivers/serial/sa1100.c @@ -156,7 +156,7 @@ static void sa1100_stop_tx(struct uart_port *port) } /* - * interrupts may not be disabled on entry + * port locked and interrupts disabled */ static void sa1100_start_tx(struct uart_port *port) { @@ -164,11 +164,9 @@ static void sa1100_start_tx(struct uart_port *port) unsigned long flags; u32 utcr3; - spin_lock_irqsave(&sport->port.lock, flags); utcr3 = UART_GET_UTCR3(sport); sport->port.read_status_mask |= UTSR0_TO_SM(UTSR0_TFS); UART_PUT_UTCR3(sport, utcr3 | UTCR3_TIE); - spin_unlock_irqrestore(&sport->port.lock, flags); } /* diff --git a/trunk/drivers/serial/serial_core.c b/trunk/drivers/serial/serial_core.c index 427a23858076..2331296e1e17 100644 --- a/trunk/drivers/serial/serial_core.c +++ b/trunk/drivers/serial/serial_core.c @@ -209,33 +209,45 @@ static void uart_shutdown(struct uart_state *state) struct uart_info *info = state->info; struct uart_port *port = state->port; - if (!(info->flags & UIF_INITIALIZED)) - return; - /* - * Turn off DTR and RTS early. + * Set the TTY IO error marker */ - if (!info->tty || (info->tty->termios->c_cflag & HUPCL)) - uart_clear_mctrl(port, TIOCM_DTR | TIOCM_RTS); + if (info->tty) + set_bit(TTY_IO_ERROR, &info->tty->flags); - /* - * clear delta_msr_wait queue to avoid mem leaks: we may free - * the irq here so the queue might never be woken up. Note - * that we won't end up waiting on delta_msr_wait again since - * any outstanding file descriptors should be pointing at - * hung_up_tty_fops now. - */ - wake_up_interruptible(&info->delta_msr_wait); + if (info->flags & UIF_INITIALIZED) { + info->flags &= ~UIF_INITIALIZED; - /* - * Free the IRQ and disable the port. - */ - port->ops->shutdown(port); + /* + * Turn off DTR and RTS early. + */ + if (!info->tty || (info->tty->termios->c_cflag & HUPCL)) + uart_clear_mctrl(port, TIOCM_DTR | TIOCM_RTS); + + /* + * clear delta_msr_wait queue to avoid mem leaks: we may free + * the irq here so the queue might never be woken up. Note + * that we won't end up waiting on delta_msr_wait again since + * any outstanding file descriptors should be pointing at + * hung_up_tty_fops now. + */ + wake_up_interruptible(&info->delta_msr_wait); + + /* + * Free the IRQ and disable the port. + */ + port->ops->shutdown(port); + + /* + * Ensure that the IRQ handler isn't running on another CPU. + */ + synchronize_irq(port->irq); + } /* - * Ensure that the IRQ handler isn't running on another CPU. + * kill off our tasklet */ - synchronize_irq(port->irq); + tasklet_kill(&info->tlet); /* * Free the transmit buffer page. @@ -244,15 +256,6 @@ static void uart_shutdown(struct uart_state *state) free_page((unsigned long)info->xmit.buf); info->xmit.buf = NULL; } - - /* - * kill off our tasklet - */ - tasklet_kill(&info->tlet); - if (info->tty) - set_bit(TTY_IO_ERROR, &info->tty->flags); - - info->flags &= ~UIF_INITIALIZED; } /** @@ -1928,14 +1931,25 @@ int uart_resume_port(struct uart_driver *drv, struct uart_port *port) if (state->info && state->info->flags & UIF_INITIALIZED) { struct uart_ops *ops = port->ops; + int ret; ops->set_mctrl(port, 0); - ops->startup(port); - uart_change_speed(state, NULL); - spin_lock_irq(&port->lock); - ops->set_mctrl(port, port->mctrl); - ops->start_tx(port); - spin_unlock_irq(&port->lock); + ret = ops->startup(port); + if (ret == 0) { + uart_change_speed(state, NULL); + spin_lock_irq(&port->lock); + ops->set_mctrl(port, port->mctrl); + ops->start_tx(port); + spin_unlock_irq(&port->lock); + } else { + /* + * Failed to resume - maybe hardware went away? + * Clear the "initialized" flag so we won't try + * to call the low level drivers shutdown method. + */ + state->info->flags &= ~UIF_INITIALIZED; + uart_shutdown(state); + } } up(&state->sem); diff --git a/trunk/drivers/video/console/fbcon.c b/trunk/drivers/video/console/fbcon.c index e7802ffe549a..bcea87c3cc06 100644 --- a/trunk/drivers/video/console/fbcon.c +++ b/trunk/drivers/video/console/fbcon.c @@ -106,8 +106,7 @@ enum { FBCON_LOGO_DONTSHOW = -3 /* do not show the logo */ }; -struct display fb_display[MAX_NR_CONSOLES]; -EXPORT_SYMBOL(fb_display); +static struct display fb_display[MAX_NR_CONSOLES]; static signed char con2fb_map[MAX_NR_CONSOLES]; static signed char con2fb_map_boot[MAX_NR_CONSOLES]; @@ -653,13 +652,12 @@ static void set_blitting_type(struct vc_data *vc, struct fb_info *info, { struct fbcon_ops *ops = info->fbcon_par; + ops->p = (p) ? p : &fb_display[vc->vc_num]; + if ((info->flags & FBINFO_MISC_TILEBLITTING)) fbcon_set_tileops(vc, info, p, ops); else { - struct display *disp; - - disp = (p) ? p : &fb_display[vc->vc_num]; - fbcon_set_rotation(info, disp); + fbcon_set_rotation(info, ops->p); fbcon_set_bitops(ops); } } @@ -668,11 +666,10 @@ static void set_blitting_type(struct vc_data *vc, struct fb_info *info, struct display *p) { struct fbcon_ops *ops = info->fbcon_par; - struct display *disp; info->flags &= ~FBINFO_MISC_TILEBLITTING; - disp = (p) ? p : &fb_display[vc->vc_num]; - fbcon_set_rotation(info, disp); + ops->p = (p) ? p : &fb_display[vc->vc_num]; + fbcon_set_rotation(info, ops->p); fbcon_set_bitops(ops); } #endif /* CONFIG_MISC_TILEBLITTING */ diff --git a/trunk/drivers/video/console/fbcon.h b/trunk/drivers/video/console/fbcon.h index accfd7bd8e93..6892e7ff34de 100644 --- a/trunk/drivers/video/console/fbcon.h +++ b/trunk/drivers/video/console/fbcon.h @@ -52,8 +52,6 @@ struct display { struct fb_videomode *mode; }; -extern struct display fb_display[]; - struct fbcon_ops { void (*bmove)(struct vc_data *vc, struct fb_info *info, int sy, int sx, int dy, int dx, int height, int width); @@ -73,6 +71,7 @@ struct fbcon_ops { struct fb_var_screeninfo var; /* copy of the current fb_var_screeninfo */ struct timer_list cursor_timer; /* Cursor timer */ struct fb_cursor cursor_state; + struct display *p; int currcon; /* Current VC. */ int cursor_flash; int cursor_reset; diff --git a/trunk/drivers/video/console/fbcon_ccw.c b/trunk/drivers/video/console/fbcon_ccw.c index 680aabab73c5..3afd1eeb1ade 100644 --- a/trunk/drivers/video/console/fbcon_ccw.c +++ b/trunk/drivers/video/console/fbcon_ccw.c @@ -63,9 +63,9 @@ static inline void ccw_update_attr(u8 *dst, u8 *src, int attribute, static void ccw_bmove(struct vc_data *vc, struct fb_info *info, int sy, int sx, int dy, int dx, int height, int width) { - struct display *p = &fb_display[vc->vc_num]; + struct fbcon_ops *ops = info->fbcon_par; struct fb_copyarea area; - u32 vyres = GETVYRES(p->scrollmode, info); + u32 vyres = GETVYRES(ops->p->scrollmode, info); area.sx = sy * vc->vc_font.height; area.sy = vyres - ((sx + width) * vc->vc_font.width); @@ -80,10 +80,10 @@ static void ccw_bmove(struct vc_data *vc, struct fb_info *info, int sy, static void ccw_clear(struct vc_data *vc, struct fb_info *info, int sy, int sx, int height, int width) { - struct display *p = &fb_display[vc->vc_num]; + struct fbcon_ops *ops = info->fbcon_par; struct fb_fillrect region; int bgshift = (vc->vc_hi_font_mask) ? 13 : 12; - u32 vyres = GETVYRES(p->scrollmode, info); + u32 vyres = GETVYRES(ops->p->scrollmode, info); region.color = attr_bgcol_ec(bgshift,vc); region.dx = sy * vc->vc_font.height; @@ -131,7 +131,6 @@ static void ccw_putcs(struct vc_data *vc, struct fb_info *info, int fg, int bg) { struct fb_image image; - struct display *p = &fb_display[vc->vc_num]; struct fbcon_ops *ops = info->fbcon_par; u32 width = (vc->vc_font.height + 7)/8; u32 cellsize = width * vc->vc_font.width; @@ -141,7 +140,7 @@ static void ccw_putcs(struct vc_data *vc, struct fb_info *info, u32 cnt, pitch, size; u32 attribute = get_attribute(info, scr_readw(s)); u8 *dst, *buf = NULL; - u32 vyres = GETVYRES(p->scrollmode, info); + u32 vyres = GETVYRES(ops->p->scrollmode, info); if (!ops->fontbuffer) return; @@ -397,9 +396,8 @@ static void ccw_cursor(struct vc_data *vc, struct fb_info *info, int ccw_update_start(struct fb_info *info) { struct fbcon_ops *ops = info->fbcon_par; - struct display *p = &fb_display[ops->currcon]; u32 yoffset; - u32 vyres = GETVYRES(p->scrollmode, info); + u32 vyres = GETVYRES(ops->p->scrollmode, info); int err; yoffset = (vyres - info->var.yres) - ops->var.xoffset; diff --git a/trunk/drivers/video/console/fbcon_cw.c b/trunk/drivers/video/console/fbcon_cw.c index 6c6f3b6dd175..6d92b8456206 100644 --- a/trunk/drivers/video/console/fbcon_cw.c +++ b/trunk/drivers/video/console/fbcon_cw.c @@ -49,9 +49,9 @@ static inline void cw_update_attr(u8 *dst, u8 *src, int attribute, static void cw_bmove(struct vc_data *vc, struct fb_info *info, int sy, int sx, int dy, int dx, int height, int width) { - struct display *p = &fb_display[vc->vc_num]; + struct fbcon_ops *ops = info->fbcon_par; struct fb_copyarea area; - u32 vxres = GETVXRES(p->scrollmode, info); + u32 vxres = GETVXRES(ops->p->scrollmode, info); area.sx = vxres - ((sy + height) * vc->vc_font.height); area.sy = sx * vc->vc_font.width; @@ -66,10 +66,10 @@ static void cw_bmove(struct vc_data *vc, struct fb_info *info, int sy, static void cw_clear(struct vc_data *vc, struct fb_info *info, int sy, int sx, int height, int width) { - struct display *p = &fb_display[vc->vc_num]; + struct fbcon_ops *ops = info->fbcon_par; struct fb_fillrect region; int bgshift = (vc->vc_hi_font_mask) ? 13 : 12; - u32 vxres = GETVXRES(p->scrollmode, info); + u32 vxres = GETVXRES(ops->p->scrollmode, info); region.color = attr_bgcol_ec(bgshift,vc); region.dx = vxres - ((sy + height) * vc->vc_font.height); @@ -117,7 +117,6 @@ static void cw_putcs(struct vc_data *vc, struct fb_info *info, int fg, int bg) { struct fb_image image; - struct display *p = &fb_display[vc->vc_num]; struct fbcon_ops *ops = info->fbcon_par; u32 width = (vc->vc_font.height + 7)/8; u32 cellsize = width * vc->vc_font.width; @@ -127,7 +126,7 @@ static void cw_putcs(struct vc_data *vc, struct fb_info *info, u32 cnt, pitch, size; u32 attribute = get_attribute(info, scr_readw(s)); u8 *dst, *buf = NULL; - u32 vxres = GETVXRES(p->scrollmode, info); + u32 vxres = GETVXRES(ops->p->scrollmode, info); if (!ops->fontbuffer) return; @@ -381,8 +380,7 @@ static void cw_cursor(struct vc_data *vc, struct fb_info *info, int cw_update_start(struct fb_info *info) { struct fbcon_ops *ops = info->fbcon_par; - struct display *p = &fb_display[ops->currcon]; - u32 vxres = GETVXRES(p->scrollmode, info); + u32 vxres = GETVXRES(ops->p->scrollmode, info); u32 xoffset; int err; diff --git a/trunk/drivers/video/console/fbcon_ud.c b/trunk/drivers/video/console/fbcon_ud.c index 2e1d9d4249cd..c4d7c89212b4 100644 --- a/trunk/drivers/video/console/fbcon_ud.c +++ b/trunk/drivers/video/console/fbcon_ud.c @@ -48,10 +48,10 @@ static inline void ud_update_attr(u8 *dst, u8 *src, int attribute, static void ud_bmove(struct vc_data *vc, struct fb_info *info, int sy, int sx, int dy, int dx, int height, int width) { - struct display *p = &fb_display[vc->vc_num]; + struct fbcon_ops *ops = info->fbcon_par; struct fb_copyarea area; - u32 vyres = GETVYRES(p->scrollmode, info); - u32 vxres = GETVXRES(p->scrollmode, info); + u32 vyres = GETVYRES(ops->p->scrollmode, info); + u32 vxres = GETVXRES(ops->p->scrollmode, info); area.sy = vyres - ((sy + height) * vc->vc_font.height); area.sx = vxres - ((sx + width) * vc->vc_font.width); @@ -66,11 +66,11 @@ static void ud_bmove(struct vc_data *vc, struct fb_info *info, int sy, static void ud_clear(struct vc_data *vc, struct fb_info *info, int sy, int sx, int height, int width) { - struct display *p = &fb_display[vc->vc_num]; + struct fbcon_ops *ops = info->fbcon_par; struct fb_fillrect region; int bgshift = (vc->vc_hi_font_mask) ? 13 : 12; - u32 vyres = GETVYRES(p->scrollmode, info); - u32 vxres = GETVXRES(p->scrollmode, info); + u32 vyres = GETVYRES(ops->p->scrollmode, info); + u32 vxres = GETVXRES(ops->p->scrollmode, info); region.color = attr_bgcol_ec(bgshift,vc); region.dy = vyres - ((sy + height) * vc->vc_font.height); @@ -153,7 +153,6 @@ static void ud_putcs(struct vc_data *vc, struct fb_info *info, int fg, int bg) { struct fb_image image; - struct display *p = &fb_display[vc->vc_num]; struct fbcon_ops *ops = info->fbcon_par; u32 width = (vc->vc_font.width + 7)/8; u32 cellsize = width * vc->vc_font.height; @@ -163,8 +162,8 @@ static void ud_putcs(struct vc_data *vc, struct fb_info *info, u32 mod = vc->vc_font.width % 8, cnt, pitch, size; u32 attribute = get_attribute(info, scr_readw(s)); u8 *dst, *buf = NULL; - u32 vyres = GETVYRES(p->scrollmode, info); - u32 vxres = GETVXRES(p->scrollmode, info); + u32 vyres = GETVYRES(ops->p->scrollmode, info); + u32 vxres = GETVXRES(ops->p->scrollmode, info); if (!ops->fontbuffer) return; @@ -421,10 +420,9 @@ static void ud_cursor(struct vc_data *vc, struct fb_info *info, int ud_update_start(struct fb_info *info) { struct fbcon_ops *ops = info->fbcon_par; - struct display *p = &fb_display[ops->currcon]; u32 xoffset, yoffset; - u32 vyres = GETVYRES(p->scrollmode, info); - u32 vxres = GETVXRES(p->scrollmode, info); + u32 vyres = GETVYRES(ops->p->scrollmode, info); + u32 vxres = GETVXRES(ops->p->scrollmode, info); int err; xoffset = (vxres - info->var.xres) - ops->var.xoffset; diff --git a/trunk/drivers/video/nvidia/nv_proto.h b/trunk/drivers/video/nvidia/nv_proto.h index f60b1f432270..3353103e8b0b 100644 --- a/trunk/drivers/video/nvidia/nv_proto.h +++ b/trunk/drivers/video/nvidia/nv_proto.h @@ -42,7 +42,7 @@ int nvidia_probe_i2c_connector(struct fb_info *info, int conn, #define nvidia_probe_i2c_connector(p, c, edid) (-1) #endif -#ifdef CONFIG_FB_OF +#ifdef CONFIG_PPC_OF int nvidia_probe_of_connector(struct fb_info *info, int conn, u8 ** out_edid); #else diff --git a/trunk/drivers/video/nvidia/nvidia.c b/trunk/drivers/video/nvidia/nvidia.c index 0b40a2a721c1..bee09c6e48f6 100644 --- a/trunk/drivers/video/nvidia/nvidia.c +++ b/trunk/drivers/video/nvidia/nvidia.c @@ -1301,7 +1301,7 @@ static int nvidiafb_pan_display(struct fb_var_screeninfo *var, struct nvidia_par *par = info->par; u32 total; - total = info->var.yoffset * info->fix.line_length + info->var.xoffset; + total = var->yoffset * info->fix.line_length + var->xoffset; NVSetStartAddress(par, total); diff --git a/trunk/drivers/video/vesafb.c b/trunk/drivers/video/vesafb.c index 2c3aa2fcfd91..3e58ddc2bc38 100644 --- a/trunk/drivers/video/vesafb.c +++ b/trunk/drivers/video/vesafb.c @@ -413,6 +413,7 @@ static int __init vesafb_probe(struct platform_device *dev) * region already (FIXME) */ request_region(0x3c0, 32, "vesafb"); +#ifdef CONFIG_MTRR if (mtrr) { unsigned int temp_size = size_total; unsigned int type = 0; @@ -450,6 +451,7 @@ static int __init vesafb_probe(struct platform_device *dev) } while (temp_size >= PAGE_SIZE && rc == -EINVAL); } } +#endif info->fbops = &vesafb_ops; info->var = vesafb_defined; diff --git a/trunk/drivers/video/w100fb.c b/trunk/drivers/video/w100fb.c index daa46051f55d..f6e24ee85f07 100644 --- a/trunk/drivers/video/w100fb.c +++ b/trunk/drivers/video/w100fb.c @@ -514,7 +514,7 @@ int __init w100fb_probe(struct platform_device *pdev) if (remapped_fbuf == NULL) goto out; - info=framebuffer_alloc(sizeof(struct w100fb_par), dev); + info=framebuffer_alloc(sizeof(struct w100fb_par), &pdev->dev); if (!info) { err = -ENOMEM; goto out; diff --git a/trunk/fs/aio.c b/trunk/fs/aio.c index 20bb919eb195..5a28b69ad223 100644 --- a/trunk/fs/aio.c +++ b/trunk/fs/aio.c @@ -457,6 +457,8 @@ static inline struct kiocb *aio_get_req(struct kioctx *ctx) static inline void really_put_req(struct kioctx *ctx, struct kiocb *req) { + assert_spin_locked(&ctx->ctx_lock); + if (req->ki_dtor) req->ki_dtor(req); kmem_cache_free(kiocb_cachep, req); @@ -498,6 +500,8 @@ static int __aio_put_req(struct kioctx *ctx, struct kiocb *req) dprintk(KERN_DEBUG "aio_put(%p): f_count=%d\n", req, atomic_read(&req->ki_filp->f_count)); + assert_spin_locked(&ctx->ctx_lock); + req->ki_users --; if (unlikely(req->ki_users < 0)) BUG(); @@ -619,14 +623,13 @@ static void unuse_mm(struct mm_struct *mm) * the kiocb (to tell the caller to activate the work * queue to process it), or 0, if it found that it was * already queued. - * - * Should be called with the spin lock iocb->ki_ctx->ctx_lock - * held */ static inline int __queue_kicked_iocb(struct kiocb *iocb) { struct kioctx *ctx = iocb->ki_ctx; + assert_spin_locked(&ctx->ctx_lock); + if (list_empty(&iocb->ki_run_list)) { list_add_tail(&iocb->ki_run_list, &ctx->run_list); @@ -771,13 +774,15 @@ static ssize_t aio_run_iocb(struct kiocb *iocb) * Process all pending retries queued on the ioctx * run list. * Assumes it is operating within the aio issuer's mm - * context. Expects to be called with ctx->ctx_lock held + * context. */ static int __aio_run_iocbs(struct kioctx *ctx) { struct kiocb *iocb; LIST_HEAD(run_list); + assert_spin_locked(&ctx->ctx_lock); + list_splice_init(&ctx->run_list, &run_list); while (!list_empty(&run_list)) { iocb = list_entry(run_list.next, struct kiocb, @@ -937,28 +942,19 @@ int fastcall aio_complete(struct kiocb *iocb, long res, long res2) unsigned long tail; int ret; - /* Special case handling for sync iocbs: events go directly - * into the iocb for fast handling. Note that this will not - * work if we allow sync kiocbs to be cancelled. in which - * case the usage count checks will have to move under ctx_lock - * for all cases. + /* + * Special case handling for sync iocbs: + * - events go directly into the iocb for fast handling + * - the sync task with the iocb in its stack holds the single iocb + * ref, no other paths have a way to get another ref + * - the sync task helpfully left a reference to itself in the iocb */ if (is_sync_kiocb(iocb)) { - int ret; - + BUG_ON(iocb->ki_users != 1); iocb->ki_user_data = res; - if (iocb->ki_users == 1) { - iocb->ki_users = 0; - ret = 1; - } else { - spin_lock_irq(&ctx->ctx_lock); - iocb->ki_users--; - ret = (0 == iocb->ki_users); - spin_unlock_irq(&ctx->ctx_lock); - } - /* sync iocbs put the task here for us */ + iocb->ki_users = 0; wake_up_process(iocb->ki_obj.tsk); - return ret; + return 1; } info = &ctx->ring_info; @@ -1613,12 +1609,14 @@ asmlinkage long sys_io_submit(aio_context_t ctx_id, long nr, /* lookup_kiocb * Finds a given iocb for cancellation. - * MUST be called with ctx->ctx_lock held. */ static struct kiocb *lookup_kiocb(struct kioctx *ctx, struct iocb __user *iocb, u32 key) { struct list_head *pos; + + assert_spin_locked(&ctx->ctx_lock); + /* TODO: use a hash or array, this sucks. */ list_for_each(pos, &ctx->active_reqs) { struct kiocb *kiocb = list_kiocb(pos); diff --git a/trunk/fs/ext2/super.c b/trunk/fs/ext2/super.c index e4ed4b31a433..522fa70dd8ea 100644 --- a/trunk/fs/ext2/super.c +++ b/trunk/fs/ext2/super.c @@ -881,7 +881,7 @@ static int ext2_fill_super(struct super_block *sb, void *data, int silent) } if (EXT2_HAS_COMPAT_FEATURE(sb, EXT3_FEATURE_COMPAT_HAS_JOURNAL)) ext2_warning(sb, __FUNCTION__, - "mounting ext3 filesystem as ext2\n"); + "mounting ext3 filesystem as ext2"); ext2_setup_super (sb, es, sb->s_flags & MS_RDONLY); percpu_counter_mod(&sbi->s_freeblocks_counter, ext2_count_free_blocks(sb)); diff --git a/trunk/fs/ext3/inode.c b/trunk/fs/ext3/inode.c index 5d9b00e28837..8824e84f8a56 100644 --- a/trunk/fs/ext3/inode.c +++ b/trunk/fs/ext3/inode.c @@ -1384,8 +1384,10 @@ static int ext3_journalled_writepage(struct page *page, ClearPageChecked(page); ret = block_prepare_write(page, 0, PAGE_CACHE_SIZE, ext3_get_block); - if (ret != 0) + if (ret != 0) { + ext3_journal_stop(handle); goto out_unlock; + } ret = walk_page_buffers(handle, page_buffers(page), 0, PAGE_CACHE_SIZE, NULL, do_journal_get_write_access); diff --git a/trunk/fs/proc/task_mmu.c b/trunk/fs/proc/task_mmu.c index d2fa42006d8f..9ab97cef0daa 100644 --- a/trunk/fs/proc/task_mmu.c +++ b/trunk/fs/proc/task_mmu.c @@ -195,7 +195,7 @@ static int show_map_internal(struct seq_file *m, void *v, struct mem_size_stats static int show_map(struct seq_file *m, void *v) { - return show_map_internal(m, v, 0); + return show_map_internal(m, v, NULL); } static void smaps_pte_range(struct vm_area_struct *vma, pmd_t *pmd, diff --git a/trunk/include/asm-alpha/atomic.h b/trunk/include/asm-alpha/atomic.h index 20ac3d95ecd9..36505bb4e8cb 100644 --- a/trunk/include/asm-alpha/atomic.h +++ b/trunk/include/asm-alpha/atomic.h @@ -177,6 +177,18 @@ static __inline__ long atomic64_sub_return(long i, atomic64_t * v) return result; } +#define atomic_cmpxchg(v, o, n) ((int)cmpxchg(&((v)->counter), (o), (n))) + +#define atomic_add_unless(v, a, u) \ +({ \ + int c, old; \ + c = atomic_read(v); \ + while (c != (u) && (old = atomic_cmpxchg((v), c, c + (a))) != c) \ + c = old; \ + c != (u); \ +}) +#define atomic_inc_not_zero(v) atomic_add_unless((v), 1, 0) + #define atomic_dec_return(v) atomic_sub_return(1,(v)) #define atomic64_dec_return(v) atomic64_sub_return(1,(v)) diff --git a/trunk/include/asm-arm/arch-pxa/akita.h b/trunk/include/asm-arm/arch-pxa/akita.h index 4a1fbcfccc39..5d8cc1d9cb10 100644 --- a/trunk/include/asm-arm/arch-pxa/akita.h +++ b/trunk/include/asm-arm/arch-pxa/akita.h @@ -25,6 +25,8 @@ /* Default Values */ #define AKITA_IOEXP_IO_OUT (AKITA_IOEXP_IR_ON | AKITA_IOEXP_AKIN_PULLUP) +extern struct platform_device akitaioexp_device; + void akita_set_ioexp(struct device *dev, unsigned char bitmask); void akita_reset_ioexp(struct device *dev, unsigned char bitmask); diff --git a/trunk/include/asm-arm/atomic.h b/trunk/include/asm-arm/atomic.h index 2885972b0855..75b802719723 100644 --- a/trunk/include/asm-arm/atomic.h +++ b/trunk/include/asm-arm/atomic.h @@ -80,6 +80,23 @@ static inline int atomic_sub_return(int i, atomic_t *v) return result; } +static inline int atomic_cmpxchg(atomic_t *ptr, int old, int new) +{ + u32 oldval, res; + + do { + __asm__ __volatile__("@ atomic_cmpxchg\n" + "ldrex %1, [%2]\n" + "teq %1, %3\n" + "strexeq %0, %4, [%2]\n" + : "=&r" (res), "=&r" (oldval) + : "r" (&ptr->counter), "Ir" (old), "r" (new) + : "cc"); + } while (res); + + return oldval; +} + static inline void atomic_clear_mask(unsigned long mask, unsigned long *addr) { unsigned long tmp, tmp2; @@ -131,6 +148,20 @@ static inline int atomic_sub_return(int i, atomic_t *v) return val; } +static inline int atomic_cmpxchg(atomic_t *v, int old, int new) +{ + int ret; + unsigned long flags; + + local_irq_save(flags); + ret = v->counter; + if (likely(ret == old)) + v->counter = new; + local_irq_restore(flags); + + return ret; +} + static inline void atomic_clear_mask(unsigned long mask, unsigned long *addr) { unsigned long flags; @@ -142,6 +173,17 @@ static inline void atomic_clear_mask(unsigned long mask, unsigned long *addr) #endif /* __LINUX_ARM_ARCH__ */ +static inline int atomic_add_unless(atomic_t *v, int a, int u) +{ + int c, old; + + c = atomic_read(v); + while (c != u && (old = atomic_cmpxchg((v), c, c + a)) != c) + c = old; + return c != u; +} +#define atomic_inc_not_zero(v) atomic_add_unless((v), 1, 0) + #define atomic_add(i, v) (void) atomic_add_return(i, v) #define atomic_inc(v) (void) atomic_add_return(1, v) #define atomic_sub(i, v) (void) atomic_sub_return(i, v) diff --git a/trunk/include/asm-arm26/atomic.h b/trunk/include/asm-arm26/atomic.h index 4a88235c0e76..a47cadc59686 100644 --- a/trunk/include/asm-arm26/atomic.h +++ b/trunk/include/asm-arm26/atomic.h @@ -62,6 +62,35 @@ static inline int atomic_sub_return(int i, atomic_t *v) return val; } +static inline int atomic_cmpxchg(atomic_t *v, int old, int new) +{ + int ret; + unsigned long flags; + + local_irq_save(flags); + ret = v->counter; + if (likely(ret == old)) + v->counter = new; + local_irq_restore(flags); + + return ret; +} + +static inline int atomic_add_unless(atomic_t *v, int a, int u) +{ + int ret; + unsigned long flags; + + local_irq_save(flags); + ret = v->counter; + if (ret != u) + v->counter += a; + local_irq_restore(flags); + + return ret != u; +} +#define atomic_inc_not_zero(v) atomic_add_unless((v), 1, 0) + static inline void atomic_clear_mask(unsigned long mask, unsigned long *addr) { unsigned long flags; diff --git a/trunk/include/asm-cris/atomic.h b/trunk/include/asm-cris/atomic.h index 8c2e78304523..683b05a57d88 100644 --- a/trunk/include/asm-cris/atomic.h +++ b/trunk/include/asm-cris/atomic.h @@ -123,6 +123,33 @@ static inline int atomic_inc_and_test(volatile atomic_t *v) return retval; } +static inline int atomic_cmpxchg(atomic_t *v, int old, int new) +{ + int ret; + unsigned long flags; + + cris_atomic_save(v, flags); + ret = v->counter; + if (likely(ret == old)) + v->counter = new; + cris_atomic_restore(v, flags); + return ret; +} + +static inline int atomic_add_unless(atomic_t *v, int a, int u) +{ + int ret; + unsigned long flags; + + cris_atomic_save(v, flags); + ret = v->counter; + if (ret != u) + v->counter += a; + cris_atomic_restore(v, flags); + return ret != u; +} +#define atomic_inc_not_zero(v) atomic_add_unless((v), 1, 0) + /* Atomic operations are already serializing */ #define smp_mb__before_atomic_dec() barrier() #define smp_mb__after_atomic_dec() barrier() diff --git a/trunk/include/asm-frv/atomic.h b/trunk/include/asm-frv/atomic.h index e75968463428..f6539ff569c5 100644 --- a/trunk/include/asm-frv/atomic.h +++ b/trunk/include/asm-frv/atomic.h @@ -414,4 +414,16 @@ extern uint32_t __cmpxchg_32(uint32_t *v, uint32_t test, uint32_t new); #endif +#define atomic_cmpxchg(v, old, new) ((int)cmpxchg(&((v)->counter), old, new)) + +#define atomic_add_unless(v, a, u) \ +({ \ + int c, old; \ + c = atomic_read(v); \ + while (c != (u) && (old = atomic_cmpxchg((v), c, c + (a))) != c) \ + c = old; \ + c != (u); \ +}) +#define atomic_inc_not_zero(v) atomic_add_unless((v), 1, 0) + #endif /* _ASM_ATOMIC_H */ diff --git a/trunk/include/asm-h8300/atomic.h b/trunk/include/asm-h8300/atomic.h index 7230f6507995..f23d86819ea8 100644 --- a/trunk/include/asm-h8300/atomic.h +++ b/trunk/include/asm-h8300/atomic.h @@ -82,6 +82,33 @@ static __inline__ int atomic_dec_and_test(atomic_t *v) return ret == 0; } +static inline int atomic_cmpxchg(atomic_t *v, int old, int new) +{ + int ret; + unsigned long flags; + + local_irq_save(flags); + ret = v->counter; + if (likely(ret == old)) + v->counter = new; + local_irq_restore(flags); + return ret; +} + +static inline int atomic_add_unless(atomic_t *v, int a, int u) +{ + int ret; + unsigned long flags; + + local_irq_save(flags); + ret = v->counter; + if (ret != u) + v->counter += a; + local_irq_restore(flags); + return ret != u; +} +#define atomic_inc_not_zero(v) atomic_add_unless((v), 1, 0) + static __inline__ void atomic_clear_mask(unsigned long mask, unsigned long *v) { __asm__ __volatile__("stc ccr,r1l\n\t" diff --git a/trunk/include/asm-i386/atomic.h b/trunk/include/asm-i386/atomic.h index 509720be772a..c68557aa04b2 100644 --- a/trunk/include/asm-i386/atomic.h +++ b/trunk/include/asm-i386/atomic.h @@ -215,6 +215,27 @@ static __inline__ int atomic_sub_return(int i, atomic_t *v) return atomic_add_return(-i,v); } +#define atomic_cmpxchg(v, old, new) ((int)cmpxchg(&((v)->counter), old, new)) + +/** + * atomic_add_unless - add unless the number is a given value + * @v: pointer of type atomic_t + * @a: the amount to add to v... + * @u: ...unless v is equal to u. + * + * Atomically adds @a to @v, so long as it was not @u. + * Returns non-zero if @v was not @u, and zero otherwise. + */ +#define atomic_add_unless(v, a, u) \ +({ \ + int c, old; \ + c = atomic_read(v); \ + while (c != (u) && (old = atomic_cmpxchg((v), c, c + (a))) != c) \ + c = old; \ + c != (u); \ +}) +#define atomic_inc_not_zero(v) atomic_add_unless((v), 1, 0) + #define atomic_inc_return(v) (atomic_add_return(1,v)) #define atomic_dec_return(v) (atomic_sub_return(1,v)) diff --git a/trunk/include/asm-i386/system.h b/trunk/include/asm-i386/system.h index 97d52ac49e46..772f85da1206 100644 --- a/trunk/include/asm-i386/system.h +++ b/trunk/include/asm-i386/system.h @@ -263,6 +263,10 @@ static inline unsigned long __xchg(unsigned long x, volatile void * ptr, int siz #ifdef CONFIG_X86_CMPXCHG #define __HAVE_ARCH_CMPXCHG 1 +#define cmpxchg(ptr,o,n)\ + ((__typeof__(*(ptr)))__cmpxchg((ptr),(unsigned long)(o),\ + (unsigned long)(n),sizeof(*(ptr)))) +#endif static inline unsigned long __cmpxchg(volatile void *ptr, unsigned long old, unsigned long new, int size) @@ -291,10 +295,42 @@ static inline unsigned long __cmpxchg(volatile void *ptr, unsigned long old, return old; } -#define cmpxchg(ptr,o,n)\ - ((__typeof__(*(ptr)))__cmpxchg((ptr),(unsigned long)(o),\ - (unsigned long)(n),sizeof(*(ptr)))) +#ifndef CONFIG_X86_CMPXCHG +/* + * Building a kernel capable running on 80386. It may be necessary to + * simulate the cmpxchg on the 80386 CPU. For that purpose we define + * a function for each of the sizes we support. + */ +extern unsigned long cmpxchg_386_u8(volatile void *, u8, u8); +extern unsigned long cmpxchg_386_u16(volatile void *, u16, u16); +extern unsigned long cmpxchg_386_u32(volatile void *, u32, u32); + +static inline unsigned long cmpxchg_386(volatile void *ptr, unsigned long old, + unsigned long new, int size) +{ + switch (size) { + case 1: + return cmpxchg_386_u8(ptr, old, new); + case 2: + return cmpxchg_386_u16(ptr, old, new); + case 4: + return cmpxchg_386_u32(ptr, old, new); + } + return old; +} + +#define cmpxchg(ptr,o,n) \ +({ \ + __typeof__(*(ptr)) __ret; \ + if (likely(boot_cpu_data.x86 > 3)) \ + __ret = __cmpxchg((ptr), (unsigned long)(o), \ + (unsigned long)(n), sizeof(*(ptr))); \ + else \ + __ret = cmpxchg_386((ptr), (unsigned long)(o), \ + (unsigned long)(n), sizeof(*(ptr))); \ + __ret; \ +}) #endif #ifdef CONFIG_X86_CMPXCHG64 diff --git a/trunk/include/asm-ia64/atomic.h b/trunk/include/asm-ia64/atomic.h index 874a6f890e75..2fbebf85c31d 100644 --- a/trunk/include/asm-ia64/atomic.h +++ b/trunk/include/asm-ia64/atomic.h @@ -88,6 +88,18 @@ ia64_atomic64_sub (__s64 i, atomic64_t *v) return new; } +#define atomic_cmpxchg(v, old, new) ((int)cmpxchg(&((v)->counter), old, new)) + +#define atomic_add_unless(v, a, u) \ +({ \ + int c, old; \ + c = atomic_read(v); \ + while (c != (u) && (old = atomic_cmpxchg((v), c, c + (a))) != c) \ + c = old; \ + c != (u); \ +}) +#define atomic_inc_not_zero(v) atomic_add_unless((v), 1, 0) + #define atomic_add_return(i,v) \ ({ \ int __ia64_aar_i = (i); \ diff --git a/trunk/include/asm-m68k/atomic.h b/trunk/include/asm-m68k/atomic.h index 38f3043e7fe1..e3c962eeabf3 100644 --- a/trunk/include/asm-m68k/atomic.h +++ b/trunk/include/asm-m68k/atomic.h @@ -139,6 +139,18 @@ static inline void atomic_set_mask(unsigned long mask, unsigned long *v) __asm__ __volatile__("orl %1,%0" : "+m" (*v) : "id" (mask)); } +#define atomic_cmpxchg(v, o, n) ((int)cmpxchg(&((v)->counter), (o), (n))) + +#define atomic_add_unless(v, a, u) \ +({ \ + int c, old; \ + c = atomic_read(v); \ + while (c != (u) && (old = atomic_cmpxchg((v), c, c + (a))) != c) \ + c = old; \ + c != (u); \ +}) +#define atomic_inc_not_zero(v) atomic_add_unless((v), 1, 0) + /* Atomic operations are already serializing */ #define smp_mb__before_atomic_dec() barrier() #define smp_mb__after_atomic_dec() barrier() diff --git a/trunk/include/asm-m68k/processor.h b/trunk/include/asm-m68k/processor.h index df1575db32af..7982285e84ed 100644 --- a/trunk/include/asm-m68k/processor.h +++ b/trunk/include/asm-m68k/processor.h @@ -14,6 +14,7 @@ #define current_text_addr() ({ __label__ _l; _l: &&_l;}) #include +#include #include #include #include @@ -55,17 +56,6 @@ static inline void wrusp(unsigned long usp) #endif #define TASK_UNMAPPED_ALIGN(addr, off) PAGE_ALIGN(addr) -struct task_work { - unsigned char sigpending; - unsigned char notify_resume; /* request for notification on - userspace execution resumption */ - char need_resched; - unsigned char delayed_trace; /* single step a syscall */ - unsigned char syscall_trace; /* count of syscall interceptors */ - unsigned char memdie; /* task was selected to be killed */ - unsigned char pad[2]; -}; - struct thread_struct { unsigned long ksp; /* kernel stack pointer */ unsigned long usp; /* user stack pointer */ @@ -78,7 +68,7 @@ struct thread_struct { unsigned long fp[8*3]; unsigned long fpcntl[3]; /* fp control regs */ unsigned char fpstate[FPSTATESIZE]; /* floating point state */ - struct task_work work; + struct thread_info info; }; #define INIT_THREAD { \ diff --git a/trunk/include/asm-m68k/thread_info.h b/trunk/include/asm-m68k/thread_info.h index 2aed24f6fd2e..9532ca3c45cb 100644 --- a/trunk/include/asm-m68k/thread_info.h +++ b/trunk/include/asm-m68k/thread_info.h @@ -2,17 +2,15 @@ #define _ASM_M68K_THREAD_INFO_H #include -#include #include struct thread_info { struct task_struct *task; /* main task structure */ + unsigned long flags; struct exec_domain *exec_domain; /* execution domain */ int preempt_count; /* 0 => preemptable, <0 => BUG */ __u32 cpu; /* should always be 0 on m68k */ struct restart_block restart_block; - - __u8 supervisor_stack[0]; }; #define PREEMPT_ACTIVE 0x4000000 @@ -35,84 +33,29 @@ struct thread_info { #define free_thread_info(ti) free_pages((unsigned long)(ti),1) #endif /* PAGE_SHIFT == 13 */ -//#define init_thread_info (init_task.thread.info) +#define init_thread_info (init_task.thread.info) #define init_stack (init_thread_union.stack) -#define current_thread_info() (current->thread_info) - +#define task_thread_info(tsk) (&(tsk)->thread.info) +#define current_thread_info() task_thread_info(current) #define __HAVE_THREAD_FUNCTIONS -#define TIF_SYSCALL_TRACE 0 /* syscall trace active */ -#define TIF_DELAYED_TRACE 1 /* single step a syscall */ -#define TIF_NOTIFY_RESUME 2 /* resumption notification requested */ -#define TIF_SIGPENDING 3 /* signal pending */ -#define TIF_NEED_RESCHED 4 /* rescheduling necessary */ -#define TIF_MEMDIE 5 - -extern int thread_flag_fixme(void); - -/* - * flag set/clear/test wrappers - * - pass TIF_xxxx constants to these functions - */ - -#define __set_tsk_thread_flag(tsk, flag, val) ({ \ - switch (flag) { \ - case TIF_SIGPENDING: \ - tsk->thread.work.sigpending = val; \ - break; \ - case TIF_NEED_RESCHED: \ - tsk->thread.work.need_resched = val; \ - break; \ - case TIF_SYSCALL_TRACE: \ - tsk->thread.work.syscall_trace = val; \ - break; \ - case TIF_MEMDIE: \ - tsk->thread.work.memdie = val; \ - break; \ - default: \ - thread_flag_fixme(); \ - } \ +#define setup_thread_stack(p, org) ({ \ + *(struct task_struct **)(p)->thread_info = (p); \ + task_thread_info(p)->task = (p); \ }) -#define __get_tsk_thread_flag(tsk, flag) ({ \ - int ___res; \ - switch (flag) { \ - case TIF_SIGPENDING: \ - ___res = tsk->thread.work.sigpending; \ - break; \ - case TIF_NEED_RESCHED: \ - ___res = tsk->thread.work.need_resched; \ - break; \ - case TIF_SYSCALL_TRACE: \ - ___res = tsk->thread.work.syscall_trace;\ - break; \ - case TIF_MEMDIE: \ - ___res = tsk->thread.work.memdie;\ - break; \ - default: \ - ___res = thread_flag_fixme(); \ - } \ - ___res; \ -}) - -#define __get_set_tsk_thread_flag(tsk, flag, val) ({ \ - int __res = __get_tsk_thread_flag(tsk, flag); \ - __set_tsk_thread_flag(tsk, flag, val); \ - __res; \ -}) +#define end_of_stack(p) ((unsigned long *)(p)->thread_info + 1) -#define set_tsk_thread_flag(tsk, flag) __set_tsk_thread_flag(tsk, flag, ~0) -#define clear_tsk_thread_flag(tsk, flag) __set_tsk_thread_flag(tsk, flag, 0) -#define test_and_set_tsk_thread_flag(tsk, flag) __get_set_tsk_thread_flag(tsk, flag, ~0) -#define test_tsk_thread_flag(tsk, flag) __get_tsk_thread_flag(tsk, flag) - -#define set_thread_flag(flag) set_tsk_thread_flag(current, flag) -#define clear_thread_flag(flag) clear_tsk_thread_flag(current, flag) -#define test_thread_flag(flag) test_tsk_thread_flag(current, flag) - -#define set_need_resched() set_thread_flag(TIF_NEED_RESCHED) -#define clear_need_resched() clear_thread_flag(TIF_NEED_RESCHED) +/* entry.S relies on these definitions! + * bits 0-7 are tested at every exception exit + * bits 8-15 are also tested at syscall exit + */ +#define TIF_SIGPENDING 6 /* signal pending */ +#define TIF_NEED_RESCHED 7 /* rescheduling necessary */ +#define TIF_DELAYED_TRACE 14 /* single step a syscall */ +#define TIF_SYSCALL_TRACE 15 /* syscall trace active */ +#define TIF_MEMDIE 16 #endif /* _ASM_M68K_THREAD_INFO_H */ diff --git a/trunk/include/asm-m68knommu/atomic.h b/trunk/include/asm-m68knommu/atomic.h index a83631ed8c8f..3c1cc153c415 100644 --- a/trunk/include/asm-m68knommu/atomic.h +++ b/trunk/include/asm-m68knommu/atomic.h @@ -128,6 +128,18 @@ static inline int atomic_sub_return(int i, atomic_t * v) return temp; } +#define atomic_cmpxchg(v, o, n) ((int)cmpxchg(&((v)->counter), (o), (n))) + +#define atomic_add_unless(v, a, u) \ +({ \ + int c, old; \ + c = atomic_read(v); \ + while (c != (u) && (old = atomic_cmpxchg((v), c, c + (a))) != c) \ + c = old; \ + c != (u); \ +}) +#define atomic_inc_not_zero(v) atomic_add_unless((v), 1, 0) + #define atomic_dec_return(v) atomic_sub_return(1,(v)) #define atomic_inc_return(v) atomic_add_return(1,(v)) diff --git a/trunk/include/asm-mips/atomic.h b/trunk/include/asm-mips/atomic.h index 6202eb8a14b7..2c87b41e69ba 100644 --- a/trunk/include/asm-mips/atomic.h +++ b/trunk/include/asm-mips/atomic.h @@ -287,6 +287,27 @@ static __inline__ int atomic_sub_if_positive(int i, atomic_t * v) return result; } +#define atomic_cmpxchg(v, o, n) ((int)cmpxchg(&((v)->counter), (o), (n))) + +/** + * atomic_add_unless - add unless the number is a given value + * @v: pointer of type atomic_t + * @a: the amount to add to v... + * @u: ...unless v is equal to u. + * + * Atomically adds @a to @v, so long as it was not @u. + * Returns non-zero if @v was not @u, and zero otherwise. + */ +#define atomic_add_unless(v, a, u) \ +({ \ + int c, old; \ + c = atomic_read(v); \ + while (c != (u) && (old = atomic_cmpxchg((v), c, c + (a))) != c) \ + c = old; \ + c != (u); \ +}) +#define atomic_inc_not_zero(v) atomic_add_unless((v), 1, 0) + #define atomic_dec_return(v) atomic_sub_return(1,(v)) #define atomic_inc_return(v) atomic_add_return(1,(v)) diff --git a/trunk/include/asm-parisc/atomic.h b/trunk/include/asm-parisc/atomic.h index 048a2c7fd0c0..983e9a2b6042 100644 --- a/trunk/include/asm-parisc/atomic.h +++ b/trunk/include/asm-parisc/atomic.h @@ -164,6 +164,26 @@ static __inline__ int atomic_read(const atomic_t *v) } /* exported interface */ +#define atomic_cmpxchg(v, o, n) ((int)cmpxchg(&((v)->counter), (o), (n))) + +/** + * atomic_add_unless - add unless the number is a given value + * @v: pointer of type atomic_t + * @a: the amount to add to v... + * @u: ...unless v is equal to u. + * + * Atomically adds @a to @v, so long as it was not @u. + * Returns non-zero if @v was not @u, and zero otherwise. + */ +#define atomic_add_unless(v, a, u) \ +({ \ + int c, old; \ + c = atomic_read(v); \ + while (c != (u) && (old = atomic_cmpxchg((v), c, c + (a))) != c) \ + c = old; \ + c != (u); \ +}) +#define atomic_inc_not_zero(v) atomic_add_unless((v), 1, 0) #define atomic_add(i,v) ((void)(__atomic_add_return( ((int)i),(v)))) #define atomic_sub(i,v) ((void)(__atomic_add_return(-((int)i),(v)))) diff --git a/trunk/include/asm-powerpc/atomic.h b/trunk/include/asm-powerpc/atomic.h index 9c0b372a46e1..ec4b14468959 100644 --- a/trunk/include/asm-powerpc/atomic.h +++ b/trunk/include/asm-powerpc/atomic.h @@ -164,6 +164,33 @@ static __inline__ int atomic_dec_return(atomic_t *v) return t; } +#define atomic_cmpxchg(v, o, n) ((int)cmpxchg(&((v)->counter), (o), (n))) + +/** + * atomic_add_unless - add unless the number is a given value + * @v: pointer of type atomic_t + * @a: the amount to add to v... + * @u: ...unless v is equal to u. + * + * Atomically adds @a to @v, so long as it was not @u. + * Returns non-zero if @v was not @u, and zero otherwise. + */ +#define atomic_add_unless(v, a, u) \ +({ \ + int c, old; \ + c = atomic_read(v); \ + for (;;) { \ + if (unlikely(c == (u))) \ + break; \ + old = atomic_cmpxchg((v), c, c + (a)); \ + if (likely(old == c)) \ + break; \ + c = old; \ + } \ + c != (u); \ +}) +#define atomic_inc_not_zero(v) atomic_add_unless((v), 1, 0) + #define atomic_sub_and_test(a, v) (atomic_sub_return((a), (v)) == 0) #define atomic_dec_and_test(v) (atomic_dec_return((v)) == 0) diff --git a/trunk/include/asm-powerpc/kexec.h b/trunk/include/asm-powerpc/kexec.h index 062ab9ba68eb..c72ffc709ea8 100644 --- a/trunk/include/asm-powerpc/kexec.h +++ b/trunk/include/asm-powerpc/kexec.h @@ -40,6 +40,7 @@ extern note_buf_t crash_notes[]; #ifdef __powerpc64__ extern void kexec_smp_wait(void); /* get and clear naca physid, wait for master to copy new code to 0 */ +extern void __init kexec_setup(void); #else struct kimage; extern void machine_kexec_simple(struct kimage *image); diff --git a/trunk/include/asm-powerpc/machdep.h b/trunk/include/asm-powerpc/machdep.h index 5670f0cd6143..c011abb8b600 100644 --- a/trunk/include/asm-powerpc/machdep.h +++ b/trunk/include/asm-powerpc/machdep.h @@ -93,7 +93,9 @@ struct machdep_calls { void (*init_IRQ)(void); int (*get_irq)(struct pt_regs *); - void (*cpu_irq_down)(int secondary); +#ifdef CONFIG_KEXEC + void (*kexec_cpu_down)(int crash_shutdown, int secondary); +#endif /* PCI stuff */ /* Called after scanning the bus, before allocating resources */ diff --git a/trunk/include/asm-powerpc/page.h b/trunk/include/asm-powerpc/page.h new file mode 100644 index 000000000000..18c1e5ee81a3 --- /dev/null +++ b/trunk/include/asm-powerpc/page.h @@ -0,0 +1,179 @@ +#ifndef _ASM_POWERPC_PAGE_H +#define _ASM_POWERPC_PAGE_H + +/* + * Copyright (C) 2001,2005 IBM Corporation. + * + * This program is free software; you can redistribute it and/or + * modify it under the terms of the GNU General Public License + * as published by the Free Software Foundation; either version + * 2 of the License, or (at your option) any later version. + */ + +#ifdef __KERNEL__ +#include +#include + +/* + * On PPC32 page size is 4K. For PPC64 we support either 4K or 64K software + * page size. When using 64K pages however, whether we are really supporting + * 64K pages in HW or not is irrelevant to those definitions. + */ +#ifdef CONFIG_PPC_64K_PAGES +#define PAGE_SHIFT 16 +#else +#define PAGE_SHIFT 12 +#endif + +#define PAGE_SIZE (ASM_CONST(1) << PAGE_SHIFT) + +/* We do define AT_SYSINFO_EHDR but don't use the gate mechanism */ +#define __HAVE_ARCH_GATE_AREA 1 + +/* + * Subtle: (1 << PAGE_SHIFT) is an int, not an unsigned long. So if we + * assign PAGE_MASK to a larger type it gets extended the way we want + * (i.e. with 1s in the high bits) + */ +#define PAGE_MASK (~((1 << PAGE_SHIFT) - 1)) + +#define PAGE_OFFSET ASM_CONST(CONFIG_KERNEL_START) +#define KERNELBASE PAGE_OFFSET + +#ifdef CONFIG_DISCONTIGMEM +#define page_to_pfn(page) discontigmem_page_to_pfn(page) +#define pfn_to_page(pfn) discontigmem_pfn_to_page(pfn) +#define pfn_valid(pfn) discontigmem_pfn_valid(pfn) +#endif + +#ifdef CONFIG_FLATMEM +#define pfn_to_page(pfn) (mem_map + (pfn)) +#define page_to_pfn(page) ((unsigned long)((page) - mem_map)) +#define pfn_valid(pfn) ((pfn) < max_mapnr) +#endif + +#define virt_to_page(kaddr) pfn_to_page(__pa(kaddr) >> PAGE_SHIFT) +#define pfn_to_kaddr(pfn) __va((pfn) << PAGE_SHIFT) +#define virt_addr_valid(kaddr) pfn_valid(__pa(kaddr) >> PAGE_SHIFT) + +#define __va(x) ((void *)((unsigned long)(x) + KERNELBASE)) +#define __pa(x) ((unsigned long)(x) - PAGE_OFFSET) + +/* + * Unfortunately the PLT is in the BSS in the PPC32 ELF ABI, + * and needs to be executable. This means the whole heap ends + * up being executable. + */ +#define VM_DATA_DEFAULT_FLAGS32 (VM_READ | VM_WRITE | VM_EXEC | \ + VM_MAYREAD | VM_MAYWRITE | VM_MAYEXEC) + +#define VM_DATA_DEFAULT_FLAGS64 (VM_READ | VM_WRITE | \ + VM_MAYREAD | VM_MAYWRITE | VM_MAYEXEC) + +#ifdef __powerpc64__ +#include +#else +#include +#endif + +/* align addr on a size boundary - adjust address up/down if needed */ +#define _ALIGN_UP(addr,size) (((addr)+((size)-1))&(~((size)-1))) +#define _ALIGN_DOWN(addr,size) ((addr)&(~((size)-1))) + +/* align addr on a size boundary - adjust address up if needed */ +#define _ALIGN(addr,size) _ALIGN_UP(addr,size) + +/* to align the pointer to the (next) page boundary */ +#define PAGE_ALIGN(addr) _ALIGN(addr, PAGE_SIZE) + +#ifndef __ASSEMBLY__ + +#undef STRICT_MM_TYPECHECKS + +#ifdef STRICT_MM_TYPECHECKS +/* These are used to make use of C type-checking. */ + +/* PTE level */ +typedef struct { pte_basic_t pte; } pte_t; +#define pte_val(x) ((x).pte) +#define __pte(x) ((pte_t) { (x) }) + +/* 64k pages additionally define a bigger "real PTE" type that gathers + * the "second half" part of the PTE for pseudo 64k pages + */ +#ifdef CONFIG_PPC_64K_PAGES +typedef struct { pte_t pte; unsigned long hidx; } real_pte_t; +#else +typedef struct { pte_t pte; } real_pte_t; +#endif + +/* PMD level */ +typedef struct { unsigned long pmd; } pmd_t; +#define pmd_val(x) ((x).pmd) +#define __pmd(x) ((pmd_t) { (x) }) + +/* PUD level exusts only on 4k pages */ +#ifndef CONFIG_PPC_64K_PAGES +typedef struct { unsigned long pud; } pud_t; +#define pud_val(x) ((x).pud) +#define __pud(x) ((pud_t) { (x) }) +#endif + +/* PGD level */ +typedef struct { unsigned long pgd; } pgd_t; +#define pgd_val(x) ((x).pgd) +#define __pgd(x) ((pgd_t) { (x) }) + +/* Page protection bits */ +typedef struct { unsigned long pgprot; } pgprot_t; +#define pgprot_val(x) ((x).pgprot) +#define __pgprot(x) ((pgprot_t) { (x) }) + +#else + +/* + * .. while these make it easier on the compiler + */ + +typedef pte_basic_t pte_t; +#define pte_val(x) (x) +#define __pte(x) (x) + +#ifdef CONFIG_PPC_64K_PAGES +typedef struct { pte_t pte; unsigned long hidx; } real_pte_t; +#else +typedef unsigned long real_pte_t; +#endif + + +typedef unsigned long pmd_t; +#define pmd_val(x) (x) +#define __pmd(x) (x) + +#ifndef CONFIG_PPC_64K_PAGES +typedef unsigned long pud_t; +#define pud_val(x) (x) +#define __pud(x) (x) +#endif + +typedef unsigned long pgd_t; +#define pgd_val(x) (x) +#define pgprot_val(x) (x) + +typedef unsigned long pgprot_t; +#define __pgd(x) (x) +#define __pgprot(x) (x) + +#endif + +struct page; +extern void clear_user_page(void *page, unsigned long vaddr, struct page *pg); +extern void copy_user_page(void *to, void *from, unsigned long vaddr, + struct page *p); +extern int page_is_ram(unsigned long pfn); + +#endif /* __ASSEMBLY__ */ + +#endif /* __KERNEL__ */ + +#endif /* _ASM_POWERPC_PAGE_H */ diff --git a/trunk/include/asm-powerpc/page_32.h b/trunk/include/asm-powerpc/page_32.h new file mode 100644 index 000000000000..35221300a2ce --- /dev/null +++ b/trunk/include/asm-powerpc/page_32.h @@ -0,0 +1,38 @@ +#ifndef _ASM_POWERPC_PAGE_32_H +#define _ASM_POWERPC_PAGE_32_H + +#define VM_DATA_DEFAULT_FLAGS VM_DATA_DEFAULT_FLAGS32 + +#ifndef __ASSEMBLY__ +/* + * The basic type of a PTE - 64 bits for those CPUs with > 32 bit + * physical addressing. For now this just the IBM PPC440. + */ +#ifdef CONFIG_PTE_64BIT +typedef unsigned long long pte_basic_t; +#define PTE_SHIFT (PAGE_SHIFT - 3) /* 512 ptes per page */ +#define PTE_FMT "%16Lx" +#else +typedef unsigned long pte_basic_t; +#define PTE_SHIFT (PAGE_SHIFT - 2) /* 1024 ptes per page */ +#define PTE_FMT "%.8lx" +#endif + +struct page; +extern void clear_pages(void *page, int order); +static inline void clear_page(void *page) { clear_pages(page, 0); } +extern void copy_page(void *to, void *from); + +/* Pure 2^n version of get_order */ +extern __inline__ int get_order(unsigned long size) +{ + int lz; + + size = (size-1) >> PAGE_SHIFT; + asm ("cntlzw %0,%1" : "=r" (lz) : "r" (size)); + return 32 - lz; +} + +#endif /* __ASSEMBLY__ */ + +#endif /* _ASM_POWERPC_PAGE_32_H */ diff --git a/trunk/include/asm-powerpc/page_64.h b/trunk/include/asm-powerpc/page_64.h new file mode 100644 index 000000000000..c16f106b5373 --- /dev/null +++ b/trunk/include/asm-powerpc/page_64.h @@ -0,0 +1,174 @@ +#ifndef _ASM_POWERPC_PAGE_64_H +#define _ASM_POWERPC_PAGE_64_H + +/* + * Copyright (C) 2001 PPC64 Team, IBM Corp + * + * This program is free software; you can redistribute it and/or + * modify it under the terms of the GNU General Public License + * as published by the Free Software Foundation; either version + * 2 of the License, or (at your option) any later version. + */ + +/* + * We always define HW_PAGE_SHIFT to 12 as use of 64K pages remains Linux + * specific, every notion of page number shared with the firmware, TCEs, + * iommu, etc... still uses a page size of 4K. + */ +#define HW_PAGE_SHIFT 12 +#define HW_PAGE_SIZE (ASM_CONST(1) << HW_PAGE_SHIFT) +#define HW_PAGE_MASK (~(HW_PAGE_SIZE-1)) + +/* + * PAGE_FACTOR is the number of bits factor between PAGE_SHIFT and + * HW_PAGE_SHIFT, that is 4K pages. + */ +#define PAGE_FACTOR (PAGE_SHIFT - HW_PAGE_SHIFT) + +#define REGION_SIZE 4UL +#define REGION_SHIFT 60UL +#define REGION_MASK (((1UL<> REGION_SHIFT) +#define KERNEL_REGION_ID (KERNELBASE >> REGION_SHIFT) +#define USER_REGION_ID (0UL) +#define REGION_ID(ea) (((unsigned long)(ea)) >> REGION_SHIFT) + +/* Segment size */ +#define SID_SHIFT 28 +#define SID_MASK 0xfffffffffUL +#define ESID_MASK 0xfffffffff0000000UL +#define GET_ESID(x) (((x) >> SID_SHIFT) & SID_MASK) + +#ifndef __ASSEMBLY__ +#include + +typedef unsigned long pte_basic_t; + +static __inline__ void clear_page(void *addr) +{ + unsigned long lines, line_size; + + line_size = ppc64_caches.dline_size; + lines = ppc64_caches.dlines_per_page; + + __asm__ __volatile__( + "mtctr %1 # clear_page\n\ +1: dcbz 0,%0\n\ + add %0,%0,%3\n\ + bdnz+ 1b" + : "=r" (addr) + : "r" (lines), "0" (addr), "r" (line_size) + : "ctr", "memory"); +} + +extern void copy_4K_page(void *to, void *from); + +#ifdef CONFIG_PPC_64K_PAGES +static inline void copy_page(void *to, void *from) +{ + unsigned int i; + for (i=0; i < (1 << (PAGE_SHIFT - 12)); i++) { + copy_4K_page(to, from); + to += 4096; + from += 4096; + } +} +#else /* CONFIG_PPC_64K_PAGES */ +static inline void copy_page(void *to, void *from) +{ + copy_4K_page(to, from); +} +#endif /* CONFIG_PPC_64K_PAGES */ + +/* Log 2 of page table size */ +extern u64 ppc64_pft_size; + +/* Large pages size */ +extern unsigned int HPAGE_SHIFT; +#define HPAGE_SIZE ((1UL) << HPAGE_SHIFT) +#define HPAGE_MASK (~(HPAGE_SIZE - 1)) +#define HUGETLB_PAGE_ORDER (HPAGE_SHIFT - PAGE_SHIFT) + +#endif /* __ASSEMBLY__ */ + +#ifdef CONFIG_HUGETLB_PAGE + +#define HTLB_AREA_SHIFT 40 +#define HTLB_AREA_SIZE (1UL << HTLB_AREA_SHIFT) +#define GET_HTLB_AREA(x) ((x) >> HTLB_AREA_SHIFT) + +#define LOW_ESID_MASK(addr, len) (((1U << (GET_ESID(addr+len-1)+1)) \ + - (1U << GET_ESID(addr))) & 0xffff) +#define HTLB_AREA_MASK(addr, len) (((1U << (GET_HTLB_AREA(addr+len-1)+1)) \ + - (1U << GET_HTLB_AREA(addr))) & 0xffff) + +#define ARCH_HAS_HUGEPAGE_ONLY_RANGE +#define ARCH_HAS_PREPARE_HUGEPAGE_RANGE +#define ARCH_HAS_SETCLEAR_HUGE_PTE + +#define touches_hugepage_low_range(mm, addr, len) \ + (LOW_ESID_MASK((addr), (len)) & (mm)->context.low_htlb_areas) +#define touches_hugepage_high_range(mm, addr, len) \ + (HTLB_AREA_MASK((addr), (len)) & (mm)->context.high_htlb_areas) + +#define __within_hugepage_low_range(addr, len, segmask) \ + ((LOW_ESID_MASK((addr), (len)) | (segmask)) == (segmask)) +#define within_hugepage_low_range(addr, len) \ + __within_hugepage_low_range((addr), (len), \ + current->mm->context.low_htlb_areas) +#define __within_hugepage_high_range(addr, len, zonemask) \ + ((HTLB_AREA_MASK((addr), (len)) | (zonemask)) == (zonemask)) +#define within_hugepage_high_range(addr, len) \ + __within_hugepage_high_range((addr), (len), \ + current->mm->context.high_htlb_areas) + +#define is_hugepage_only_range(mm, addr, len) \ + (touches_hugepage_high_range((mm), (addr), (len)) || \ + touches_hugepage_low_range((mm), (addr), (len))) +#define HAVE_ARCH_HUGETLB_UNMAPPED_AREA + +#define in_hugepage_area(context, addr) \ + (cpu_has_feature(CPU_FTR_16M_PAGE) && \ + ( ((1 << GET_HTLB_AREA(addr)) & (context).high_htlb_areas) || \ + ( ((addr) < 0x100000000L) && \ + ((1 << GET_ESID(addr)) & (context).low_htlb_areas) ) ) ) + +#else /* !CONFIG_HUGETLB_PAGE */ + +#define in_hugepage_area(mm, addr) 0 + +#endif /* !CONFIG_HUGETLB_PAGE */ + +#ifdef MODULE +#define __page_aligned __attribute__((__aligned__(PAGE_SIZE))) +#else +#define __page_aligned \ + __attribute__((__aligned__(PAGE_SIZE), \ + __section__(".data.page_aligned"))) +#endif + +#define VM_DATA_DEFAULT_FLAGS \ + (test_thread_flag(TIF_32BIT) ? \ + VM_DATA_DEFAULT_FLAGS32 : VM_DATA_DEFAULT_FLAGS64) + +/* + * This is the default if a program doesn't have a PT_GNU_STACK + * program header entry. The PPC64 ELF ABI has a non executable stack + * stack by default, so in the absense of a PT_GNU_STACK program header + * we turn execute permission off. + */ +#define VM_STACK_DEFAULT_FLAGS32 (VM_READ | VM_WRITE | VM_EXEC | \ + VM_MAYREAD | VM_MAYWRITE | VM_MAYEXEC) + +#define VM_STACK_DEFAULT_FLAGS64 (VM_READ | VM_WRITE | \ + VM_MAYREAD | VM_MAYWRITE | VM_MAYEXEC) + +#define VM_STACK_DEFAULT_FLAGS \ + (test_thread_flag(TIF_32BIT) ? \ + VM_STACK_DEFAULT_FLAGS32 : VM_STACK_DEFAULT_FLAGS64) + +#include + +#endif /* _ASM_POWERPC_PAGE_64_H */ diff --git a/trunk/include/asm-powerpc/vdso_datapage.h b/trunk/include/asm-powerpc/vdso_datapage.h index fc323b51366b..411832d5bbdb 100644 --- a/trunk/include/asm-powerpc/vdso_datapage.h +++ b/trunk/include/asm-powerpc/vdso_datapage.h @@ -73,7 +73,7 @@ struct vdso_data { /* those additional ones don't have to be located anywhere * special as they were not part of the original systemcfg */ - __s64 wtom_clock_sec; /* Wall to monotonic clock */ + __s32 wtom_clock_sec; /* Wall to monotonic clock */ __s32 wtom_clock_nsec; __u32 syscall_map_64[SYSCALL_MAP_SIZE]; /* map of syscalls */ __u32 syscall_map_32[SYSCALL_MAP_SIZE]; /* map of syscalls */ diff --git a/trunk/include/asm-ppc/immap_85xx.h b/trunk/include/asm-ppc/immap_85xx.h index 50fb5e47094a..9383d0c13ff8 100644 --- a/trunk/include/asm-ppc/immap_85xx.h +++ b/trunk/include/asm-ppc/immap_85xx.h @@ -3,7 +3,7 @@ * * MPC85xx Internal Memory Map * - * Maintainer: Kumar Gala + * Maintainer: Kumar Gala * * Copyright 2004 Freescale Semiconductor, Inc * diff --git a/trunk/include/asm-ppc/ipic.h b/trunk/include/asm-ppc/ipic.h index 9092b920997a..0fe396a2b666 100644 --- a/trunk/include/asm-ppc/ipic.h +++ b/trunk/include/asm-ppc/ipic.h @@ -3,7 +3,7 @@ * * IPIC external definitions and structure. * - * Maintainer: Kumar Gala + * Maintainer: Kumar Gala * * Copyright 2005 Freescale Semiconductor, Inc * diff --git a/trunk/include/asm-ppc/mpc83xx.h b/trunk/include/asm-ppc/mpc83xx.h index ce212201db2a..7cdf60fa69b6 100644 --- a/trunk/include/asm-ppc/mpc83xx.h +++ b/trunk/include/asm-ppc/mpc83xx.h @@ -3,7 +3,7 @@ * * MPC83xx definitions * - * Maintainer: Kumar Gala + * Maintainer: Kumar Gala * * Copyright 2005 Freescale Semiconductor, Inc * diff --git a/trunk/include/asm-ppc/mpc85xx.h b/trunk/include/asm-ppc/mpc85xx.h index d98db980cd49..9d14baea3d71 100644 --- a/trunk/include/asm-ppc/mpc85xx.h +++ b/trunk/include/asm-ppc/mpc85xx.h @@ -3,7 +3,7 @@ * * MPC85xx definitions * - * Maintainer: Kumar Gala + * Maintainer: Kumar Gala * * Copyright 2004 Freescale Semiconductor, Inc * diff --git a/trunk/include/asm-ppc/ppc_sys.h b/trunk/include/asm-ppc/ppc_sys.h index bba5305c29ed..83d8c77c124d 100644 --- a/trunk/include/asm-ppc/ppc_sys.h +++ b/trunk/include/asm-ppc/ppc_sys.h @@ -3,7 +3,7 @@ * * PPC system definitions and library functions * - * Maintainer: Kumar Gala + * Maintainer: Kumar Gala * * Copyright 2005 Freescale Semiconductor, Inc * diff --git a/trunk/include/asm-s390/atomic.h b/trunk/include/asm-s390/atomic.h index 9d86ba6f12d0..b3bd4f679f72 100644 --- a/trunk/include/asm-s390/atomic.h +++ b/trunk/include/asm-s390/atomic.h @@ -198,6 +198,18 @@ atomic_compare_and_swap(int expected_oldval,int new_val,atomic_t *v) return retval; } +#define atomic_cmpxchg(v, o, n) (atomic_compare_and_swap((o), (n), &((v)->counter))) + +#define atomic_add_unless(v, a, u) \ +({ \ + int c, old; \ + c = atomic_read(v); \ + while (c != (u) && (old = atomic_cmpxchg((v), c, c + (a))) != c) \ + c = old; \ + c != (u); \ +}) +#define atomic_inc_not_zero(v) atomic_add_unless((v), 1, 0) + #define smp_mb__before_atomic_dec() smp_mb() #define smp_mb__after_atomic_dec() smp_mb() #define smp_mb__before_atomic_inc() smp_mb() diff --git a/trunk/include/asm-sh/atomic.h b/trunk/include/asm-sh/atomic.h index 3c4f805da1ac..aabfd334462c 100644 --- a/trunk/include/asm-sh/atomic.h +++ b/trunk/include/asm-sh/atomic.h @@ -87,6 +87,35 @@ static __inline__ int atomic_sub_return(int i, atomic_t * v) #define atomic_inc(v) atomic_add(1,(v)) #define atomic_dec(v) atomic_sub(1,(v)) +static inline int atomic_cmpxchg(atomic_t *v, int old, int new) +{ + int ret; + unsigned long flags; + + local_irq_save(flags); + ret = v->counter; + if (likely(ret == old)) + v->counter = new; + local_irq_restore(flags); + + return ret; +} + +static inline int atomic_add_unless(atomic_t *v, int a, int u) +{ + int ret; + unsigned long flags; + + local_irq_save(flags); + ret = v->counter; + if (ret != u) + v->counter += a; + local_irq_restore(flags); + + return ret != u; +} +#define atomic_inc_not_zero(v) atomic_add_unless((v), 1, 0) + static __inline__ void atomic_clear_mask(unsigned int mask, atomic_t *v) { unsigned long flags; diff --git a/trunk/include/asm-sh64/atomic.h b/trunk/include/asm-sh64/atomic.h index 8c3872d3e65f..927a2bc27b30 100644 --- a/trunk/include/asm-sh64/atomic.h +++ b/trunk/include/asm-sh64/atomic.h @@ -99,6 +99,35 @@ static __inline__ int atomic_sub_return(int i, atomic_t * v) #define atomic_inc(v) atomic_add(1,(v)) #define atomic_dec(v) atomic_sub(1,(v)) +static inline int atomic_cmpxchg(atomic_t *v, int old, int new) +{ + int ret; + unsigned long flags; + + local_irq_save(flags); + ret = v->counter; + if (likely(ret == old)) + v->counter = new; + local_irq_restore(flags); + + return ret; +} + +static inline int atomic_add_unless(atomic_t *v, int a, int u) +{ + int ret; + unsigned long flags; + + local_irq_save(flags); + ret = v->counter; + if (ret != u) + v->counter += a; + local_irq_restore(flags); + + return ret != u; +} +#define atomic_inc_not_zero(v) atomic_add_unless((v), 1, 0) + static __inline__ void atomic_clear_mask(unsigned int mask, atomic_t *v) { unsigned long flags; diff --git a/trunk/include/asm-sparc/atomic.h b/trunk/include/asm-sparc/atomic.h index 37f6ab601c3d..62bec7ad271c 100644 --- a/trunk/include/asm-sparc/atomic.h +++ b/trunk/include/asm-sparc/atomic.h @@ -19,6 +19,8 @@ typedef struct { volatile int counter; } atomic_t; #define ATOMIC_INIT(i) { (i) } extern int __atomic_add_return(int, atomic_t *); +extern int atomic_cmpxchg(atomic_t *, int, int); +extern int atomic_add_unless(atomic_t *, int, int); extern void atomic_set(atomic_t *, int); #define atomic_read(v) ((v)->counter) @@ -48,6 +50,8 @@ extern void atomic_set(atomic_t *, int); #define atomic_dec_and_test(v) (atomic_dec_return(v) == 0) #define atomic_sub_and_test(i, v) (atomic_sub_return(i, v) == 0) +#define atomic_inc_not_zero(v) atomic_add_unless((v), 1, 0) + /* This is the old 24-bit implementation. It's still used internally * by some sparc-specific code, notably the semaphore implementation. */ diff --git a/trunk/include/asm-sparc64/atomic.h b/trunk/include/asm-sparc64/atomic.h index e175afcf2cde..8198c3d0d007 100644 --- a/trunk/include/asm-sparc64/atomic.h +++ b/trunk/include/asm-sparc64/atomic.h @@ -70,6 +70,18 @@ extern int atomic64_sub_ret(int, atomic64_t *); #define atomic_add_negative(i, v) (atomic_add_ret(i, v) < 0) #define atomic64_add_negative(i, v) (atomic64_add_ret(i, v) < 0) +#define atomic_cmpxchg(v, o, n) ((int)cmpxchg(&((v)->counter), (o), (n))) + +#define atomic_add_unless(v, a, u) \ +({ \ + int c, old; \ + c = atomic_read(v); \ + while (c != (u) && (old = atomic_cmpxchg((v), c, c + (a))) != c) \ + c = old; \ + c != (u); \ +}) +#define atomic_inc_not_zero(v) atomic_add_unless((v), 1, 0) + /* Atomic operations are already serializing */ #ifdef CONFIG_SMP #define smp_mb__before_atomic_dec() membar_storeload_loadload(); diff --git a/trunk/include/asm-v850/atomic.h b/trunk/include/asm-v850/atomic.h index 395268a8c0de..bede3172ce7f 100644 --- a/trunk/include/asm-v850/atomic.h +++ b/trunk/include/asm-v850/atomic.h @@ -90,6 +90,36 @@ static __inline__ void atomic_clear_mask (unsigned long mask, unsigned long *add #define atomic_dec_and_test(v) (atomic_sub_return (1, (v)) == 0) #define atomic_add_negative(i,v) (atomic_add_return ((i), (v)) < 0) +static inline int atomic_cmpxchg(atomic_t *v, int old, int new) +{ + int ret; + unsigned long flags; + + local_irq_save(flags); + ret = v->counter; + if (likely(ret == old)) + v->counter = new; + local_irq_restore(flags); + + return ret; +} + +static inline int atomic_add_unless(atomic_t *v, int a, int u) +{ + int ret; + unsigned long flags; + + local_irq_save(flags); + ret = v->counter; + if (ret != u) + v->counter += a; + local_irq_restore(flags); + + return ret != u; +} + +#define atomic_inc_not_zero(v) atomic_add_unless((v), 1, 0) + /* Atomic operations are already serializing on ARM */ #define smp_mb__before_atomic_dec() barrier() #define smp_mb__after_atomic_dec() barrier() diff --git a/trunk/include/asm-x86_64/atomic.h b/trunk/include/asm-x86_64/atomic.h index fc4c5956e1ea..0866ef67f198 100644 --- a/trunk/include/asm-x86_64/atomic.h +++ b/trunk/include/asm-x86_64/atomic.h @@ -360,6 +360,27 @@ static __inline__ int atomic_sub_return(int i, atomic_t *v) return atomic_add_return(-i,v); } +#define atomic_cmpxchg(v, old, new) ((int)cmpxchg(&((v)->counter), old, new)) + +/** + * atomic_add_unless - add unless the number is a given value + * @v: pointer of type atomic_t + * @a: the amount to add to v... + * @u: ...unless v is equal to u. + * + * Atomically adds @a to @v, so long as it was not @u. + * Returns non-zero if @v was not @u, and zero otherwise. + */ +#define atomic_add_unless(v, a, u) \ +({ \ + int c, old; \ + c = atomic_read(v); \ + while (c != (u) && (old = atomic_cmpxchg((v), c, c + (a))) != c) \ + c = old; \ + c != (u); \ +}) +#define atomic_inc_not_zero(v) atomic_add_unless((v), 1, 0) + #define atomic_inc_return(v) (atomic_add_return(1,v)) #define atomic_dec_return(v) (atomic_sub_return(1,v)) diff --git a/trunk/include/asm-x86_64/desc.h b/trunk/include/asm-x86_64/desc.h index 68ac3c62fe3d..b837820c9073 100644 --- a/trunk/include/asm-x86_64/desc.h +++ b/trunk/include/asm-x86_64/desc.h @@ -129,9 +129,16 @@ static inline void set_tssldt_descriptor(void *ptr, unsigned long tss, unsigned static inline void set_tss_desc(unsigned cpu, void *addr) { - set_tssldt_descriptor(&cpu_gdt_table[cpu][GDT_ENTRY_TSS], (unsigned long)addr, - DESC_TSS, - sizeof(struct tss_struct) - 1); + /* + * sizeof(unsigned long) coming from an extra "long" at the end + * of the iobitmap. See tss_struct definition in processor.h + * + * -1? seg base+limit should be pointing to the address of the + * last valid byte + */ + set_tssldt_descriptor(&cpu_gdt_table[cpu][GDT_ENTRY_TSS], + (unsigned long)addr, DESC_TSS, + IO_BITMAP_OFFSET + IO_BITMAP_BYTES + sizeof(unsigned long) - 1); } static inline void set_ldt_desc(unsigned cpu, void *addr, int size) diff --git a/trunk/include/asm-xtensa/atomic.h b/trunk/include/asm-xtensa/atomic.h index 12b5732dc6e5..3670cc7695da 100644 --- a/trunk/include/asm-xtensa/atomic.h +++ b/trunk/include/asm-xtensa/atomic.h @@ -223,6 +223,26 @@ static inline int atomic_sub_return(int i, atomic_t * v) */ #define atomic_add_negative(i,v) (atomic_add_return((i),(v)) < 0) +#define atomic_cmpxchg(v, o, n) ((int)cmpxchg(&((v)->counter), (o), (n))) + +/** + * atomic_add_unless - add unless the number is a given value + * @v: pointer of type atomic_t + * @a: the amount to add to v... + * @u: ...unless v is equal to u. + * + * Atomically adds @a to @v, so long as it was not @u. + * Returns non-zero if @v was not @u, and zero otherwise. + */ +#define atomic_add_unless(v, a, u) \ +({ \ + int c, old; \ + c = atomic_read(v); \ + while (c != (u) && (old = atomic_cmpxchg((v), c, c + (a))) != c) \ + c = old; \ + c != (u); \ +}) +#define atomic_inc_not_zero(v) atomic_add_unless((v), 1, 0) static inline void atomic_clear_mask(unsigned int mask, atomic_t *v) { diff --git a/trunk/include/linux/acct.h b/trunk/include/linux/acct.h index 93c5b3cdf951..9a66401073fc 100644 --- a/trunk/include/linux/acct.h +++ b/trunk/include/linux/acct.h @@ -16,6 +16,8 @@ #define _LINUX_ACCT_H #include +#include + #include #include diff --git a/trunk/include/linux/aio.h b/trunk/include/linux/aio.h index 403d71dcb7c8..49fd37629ee4 100644 --- a/trunk/include/linux/aio.h +++ b/trunk/include/linux/aio.h @@ -124,7 +124,7 @@ struct kiocb { (x)->ki_users = 1; \ (x)->ki_key = KIOCB_SYNC_KEY; \ (x)->ki_filp = (filp); \ - (x)->ki_ctx = &tsk->active_mm->default_kioctx; \ + (x)->ki_ctx = NULL; \ (x)->ki_cancel = NULL; \ (x)->ki_dtor = NULL; \ (x)->ki_obj.tsk = tsk; \ @@ -210,8 +210,15 @@ struct kioctx *lookup_ioctx(unsigned long ctx_id); int FASTCALL(io_submit_one(struct kioctx *ctx, struct iocb __user *user_iocb, struct iocb *iocb)); -#define get_ioctx(kioctx) do { if (unlikely(atomic_read(&(kioctx)->users) <= 0)) BUG(); atomic_inc(&(kioctx)->users); } while (0) -#define put_ioctx(kioctx) do { if (unlikely(atomic_dec_and_test(&(kioctx)->users))) __put_ioctx(kioctx); else if (unlikely(atomic_read(&(kioctx)->users) < 0)) BUG(); } while (0) +#define get_ioctx(kioctx) do { \ + BUG_ON(unlikely(atomic_read(&(kioctx)->users) <= 0)); \ + atomic_inc(&(kioctx)->users); \ +} while (0) +#define put_ioctx(kioctx) do { \ + BUG_ON(unlikely(atomic_read(&(kioctx)->users) <= 0)); \ + if (unlikely(atomic_dec_and_test(&(kioctx)->users))) \ + __put_ioctx(kioctx); \ +} while (0) #define in_aio() !is_sync_wait(current->io_wait) /* may be used for debugging */ diff --git a/trunk/include/linux/cm4000_cs.h b/trunk/include/linux/cm4000_cs.h new file mode 100644 index 000000000000..605ebe24bb2e --- /dev/null +++ b/trunk/include/linux/cm4000_cs.h @@ -0,0 +1,66 @@ +#ifndef _CM4000_H_ +#define _CM4000_H_ + +#define MAX_ATR 33 + +#define CM4000_MAX_DEV 4 + +/* those two structures are passed via ioctl() from/to userspace. They are + * used by existing userspace programs, so I kepth the awkward "bIFSD" naming + * not to break compilation of userspace apps. -HW */ + +typedef struct atreq { + int32_t atr_len; + unsigned char atr[64]; + int32_t power_act; + unsigned char bIFSD; + unsigned char bIFSC; +} atreq_t; + + +/* what is particularly stupid in the original driver is the arch-dependant + * member sizes. This leads to CONFIG_COMPAT breakage, since 32bit userspace + * will lay out the structure members differently than the 64bit kernel. + * + * I've changed "ptsreq.protocol" from "unsigned long" to "u_int32_t". + * On 32bit this will make no difference. With 64bit kernels, it will make + * 32bit apps work, too. + */ + +typedef struct ptsreq { + u_int32_t protocol; /*T=0: 2^0, T=1: 2^1*/ + unsigned char flags; + unsigned char pts1; + unsigned char pts2; + unsigned char pts3; +} ptsreq_t; + +#define CM_IOC_MAGIC 'c' +#define CM_IOC_MAXNR 255 + +#define CM_IOCGSTATUS _IOR (CM_IOC_MAGIC, 0, unsigned char *) +#define CM_IOCGATR _IOWR(CM_IOC_MAGIC, 1, atreq_t *) +#define CM_IOCSPTS _IOW (CM_IOC_MAGIC, 2, ptsreq_t *) +#define CM_IOCSRDR _IO (CM_IOC_MAGIC, 3) +#define CM_IOCARDOFF _IO (CM_IOC_MAGIC, 4) + +#define CM_IOSDBGLVL _IOW(CM_IOC_MAGIC, 250, int*) + +/* card and device states */ +#define CM_CARD_INSERTED 0x01 +#define CM_CARD_POWERED 0x02 +#define CM_ATR_PRESENT 0x04 +#define CM_ATR_VALID 0x08 +#define CM_STATE_VALID 0x0f +/* extra info only from CM4000 */ +#define CM_NO_READER 0x10 +#define CM_BAD_CARD 0x20 + + +#ifdef __KERNEL__ + +#define DEVICE_NAME "cmm" +#define MODULE_NAME "cm4000_cs" + +#endif /* __KERNEL__ */ +#endif /* _CM4000_H_ */ diff --git a/trunk/include/linux/file.h b/trunk/include/linux/file.h index d3b1a15d5f21..418b6101b59a 100644 --- a/trunk/include/linux/file.h +++ b/trunk/include/linux/file.h @@ -33,13 +33,13 @@ struct fdtable { * Open file table structure */ struct files_struct { - atomic_t count; - spinlock_t file_lock; /* Protects all the below members. Nests inside tsk->alloc_lock */ + atomic_t count; struct fdtable *fdt; struct fdtable fdtab; - fd_set close_on_exec_init; - fd_set open_fds_init; - struct file * fd_array[NR_OPEN_DEFAULT]; + fd_set close_on_exec_init; + fd_set open_fds_init; + struct file * fd_array[NR_OPEN_DEFAULT]; + spinlock_t file_lock; /* Protects concurrent writers. Nests inside tsk->alloc_lock */ }; #define files_fdtable(files) (rcu_dereference((files)->fdt)) diff --git a/trunk/include/linux/fsl_devices.h b/trunk/include/linux/fsl_devices.h index 114d5d59f695..934aa9bda481 100644 --- a/trunk/include/linux/fsl_devices.h +++ b/trunk/include/linux/fsl_devices.h @@ -4,7 +4,7 @@ * Definitions for any platform device related flags or structures for * Freescale processor devices * - * Maintainer: Kumar Gala (kumar.gala@freescale.com) + * Maintainer: Kumar Gala * * Copyright 2004 Freescale Semiconductor, Inc * diff --git a/trunk/include/linux/gfp.h b/trunk/include/linux/gfp.h index c3779432a723..23279d8f19b1 100644 --- a/trunk/include/linux/gfp.h +++ b/trunk/include/linux/gfp.h @@ -39,8 +39,7 @@ struct vm_area_struct; #define __GFP_COMP ((__force gfp_t)0x4000u)/* Add compound page metadata */ #define __GFP_ZERO ((__force gfp_t)0x8000u)/* Return zeroed page on success */ #define __GFP_NOMEMALLOC ((__force gfp_t)0x10000u) /* Don't use emergency reserves */ -#define __GFP_NORECLAIM ((__force gfp_t)0x20000u) /* No realy zone reclaim during allocation */ -#define __GFP_HARDWALL ((__force gfp_t)0x40000u) /* Enforce hardwall cpuset memory allocs */ +#define __GFP_HARDWALL ((__force gfp_t)0x20000u) /* Enforce hardwall cpuset memory allocs */ #define __GFP_BITS_SHIFT 20 /* Room for 20 __GFP_FOO bits */ #define __GFP_BITS_MASK ((__force gfp_t)((1 << __GFP_BITS_SHIFT) - 1)) @@ -49,7 +48,7 @@ struct vm_area_struct; #define GFP_LEVEL_MASK (__GFP_WAIT|__GFP_HIGH|__GFP_IO|__GFP_FS| \ __GFP_COLD|__GFP_NOWARN|__GFP_REPEAT| \ __GFP_NOFAIL|__GFP_NORETRY|__GFP_NO_GROW|__GFP_COMP| \ - __GFP_NOMEMALLOC|__GFP_NORECLAIM|__GFP_HARDWALL) + __GFP_NOMEMALLOC|__GFP_HARDWALL) #define GFP_ATOMIC (__GFP_HIGH) #define GFP_NOIO (__GFP_WAIT) diff --git a/trunk/include/linux/hardirq.h b/trunk/include/linux/hardirq.h index 5912874ca83c..71d2b8a723b9 100644 --- a/trunk/include/linux/hardirq.h +++ b/trunk/include/linux/hardirq.h @@ -90,6 +90,8 @@ extern void synchronize_irq(unsigned int irq); #define nmi_enter() irq_enter() #define nmi_exit() sub_preempt_count(HARDIRQ_OFFSET) +struct task_struct; + #ifndef CONFIG_VIRT_CPU_ACCOUNTING static inline void account_user_vtime(struct task_struct *tsk) { diff --git a/trunk/include/linux/hugetlb.h b/trunk/include/linux/hugetlb.h index 0cea162b08c0..1056717ee501 100644 --- a/trunk/include/linux/hugetlb.h +++ b/trunk/include/linux/hugetlb.h @@ -102,8 +102,8 @@ static inline unsigned long hugetlb_total_pages(void) #define hugetlb_fault(mm, vma, addr, write) ({ BUG(); 0; }) #ifndef HPAGE_MASK -#define HPAGE_MASK 0 /* Keep the compiler happy */ -#define HPAGE_SIZE 0 +#define HPAGE_MASK PAGE_MASK /* Keep the compiler happy */ +#define HPAGE_SIZE PAGE_SIZE #endif #endif /* !CONFIG_HUGETLB_PAGE */ diff --git a/trunk/include/linux/i2c-id.h b/trunk/include/linux/i2c-id.h index 74abaecdb572..1543daaa9c5e 100644 --- a/trunk/include/linux/i2c-id.h +++ b/trunk/include/linux/i2c-id.h @@ -107,6 +107,7 @@ #define I2C_DRIVERID_CX25840 71 /* cx2584x video encoder */ #define I2C_DRIVERID_SAA7127 72 /* saa7124 video encoder */ #define I2C_DRIVERID_SAA711X 73 /* saa711x video encoders */ +#define I2C_DRIVERID_AKITAIOEXP 74 /* IO Expander on Sharp SL-C1000 */ #define I2C_DRIVERID_EXP0 0xF0 /* experimental use id's */ #define I2C_DRIVERID_EXP1 0xF1 diff --git a/trunk/include/linux/init_task.h b/trunk/include/linux/init_task.h index 68ab5f2ab9cd..dcfd2ecccb5d 100644 --- a/trunk/include/linux/init_task.h +++ b/trunk/include/linux/init_task.h @@ -51,7 +51,6 @@ .page_table_lock = SPIN_LOCK_UNLOCKED, \ .mmlist = LIST_HEAD_INIT(name.mmlist), \ .cpu_vm_mask = CPU_MASK_ALL, \ - .default_kioctx = INIT_KIOCTX(name.default_kioctx, name), \ } #define INIT_SIGNALS(sig) { \ diff --git a/trunk/include/linux/interrupt.h b/trunk/include/linux/interrupt.h index 0a90205184b0..41f150a3d2dd 100644 --- a/trunk/include/linux/interrupt.h +++ b/trunk/include/linux/interrupt.h @@ -9,6 +9,7 @@ #include #include #include +#include #include #include #include diff --git a/trunk/include/linux/mmzone.h b/trunk/include/linux/mmzone.h index f5fa3082fd6a..6cfb114a0c34 100644 --- a/trunk/include/linux/mmzone.h +++ b/trunk/include/linux/mmzone.h @@ -329,7 +329,7 @@ void get_zone_counts(unsigned long *active, unsigned long *inactive, void build_all_zonelists(void); void wakeup_kswapd(struct zone *zone, int order); int zone_watermark_ok(struct zone *z, int order, unsigned long mark, - int alloc_type, int can_try_harder, gfp_t gfp_high); + int classzone_idx, int alloc_flags); #ifdef CONFIG_HAVE_MEMORY_PRESENT void memory_present(int nid, unsigned long start, unsigned long end); diff --git a/trunk/include/linux/pagemap.h b/trunk/include/linux/pagemap.h index ba6c310a055f..ee700c6eb442 100644 --- a/trunk/include/linux/pagemap.h +++ b/trunk/include/linux/pagemap.h @@ -53,12 +53,12 @@ void release_pages(struct page **pages, int nr, int cold); static inline struct page *page_cache_alloc(struct address_space *x) { - return alloc_pages(mapping_gfp_mask(x)|__GFP_NORECLAIM, 0); + return alloc_pages(mapping_gfp_mask(x), 0); } static inline struct page *page_cache_alloc_cold(struct address_space *x) { - return alloc_pages(mapping_gfp_mask(x)|__GFP_COLD|__GFP_NORECLAIM, 0); + return alloc_pages(mapping_gfp_mask(x)|__GFP_COLD, 0); } typedef int filler_t(void *, struct page *); diff --git a/trunk/include/linux/pci_ids.h b/trunk/include/linux/pci_ids.h index d00f8ba7f22b..d4c1c8fd2925 100644 --- a/trunk/include/linux/pci_ids.h +++ b/trunk/include/linux/pci_ids.h @@ -805,6 +805,10 @@ #define PCI_DEVICE_ID_APPLE_SH_SUNGEM 0x0051 #define PCI_DEVICE_ID_APPLE_U3L_AGP 0x0058 #define PCI_DEVICE_ID_APPLE_U3H_AGP 0x0059 +#define PCI_DEVICE_ID_APPLE_IPID2_AGP 0x0066 +#define PCI_DEVICE_ID_APPLE_IPID2_ATA 0x0069 +#define PCI_DEVICE_ID_APPLE_IPID2_FW 0x006a +#define PCI_DEVICE_ID_APPLE_IPID2_GMAC 0x006b #define PCI_DEVICE_ID_APPLE_TIGON3 0x1645 #define PCI_VENDOR_ID_YAMAHA 0x1073 diff --git a/trunk/include/linux/percpu.h b/trunk/include/linux/percpu.h index 5451eb1e781d..fb8d2d24e4bb 100644 --- a/trunk/include/linux/percpu.h +++ b/trunk/include/linux/percpu.h @@ -38,7 +38,7 @@ extern void free_percpu(const void *); #else /* CONFIG_SMP */ -#define per_cpu_ptr(ptr, cpu) (ptr) +#define per_cpu_ptr(ptr, cpu) ({ (void)(cpu); (ptr); }) static inline void *__alloc_percpu(size_t size, size_t align) { diff --git a/trunk/include/linux/pm.h b/trunk/include/linux/pm.h index 1514098d156d..5be87ba3b7ac 100644 --- a/trunk/include/linux/pm.h +++ b/trunk/include/linux/pm.h @@ -94,55 +94,6 @@ struct pm_dev struct list_head entry; }; -#ifdef CONFIG_PM - -extern int pm_active; - -#define PM_IS_ACTIVE() (pm_active != 0) - -/* - * Register a device with power management - */ -struct pm_dev __deprecated * -pm_register(pm_dev_t type, unsigned long id, pm_callback callback); - -/* - * Unregister a device with power management - */ -void __deprecated pm_unregister(struct pm_dev *dev); - -/* - * Unregister all devices with matching callback - */ -void __deprecated pm_unregister_all(pm_callback callback); - -/* - * Send a request to all devices - */ -int __deprecated pm_send_all(pm_request_t rqst, void *data); - -#else /* CONFIG_PM */ - -#define PM_IS_ACTIVE() 0 - -static inline struct pm_dev *pm_register(pm_dev_t type, - unsigned long id, - pm_callback callback) -{ - return NULL; -} - -static inline void pm_unregister(struct pm_dev *dev) {} - -static inline void pm_unregister_all(pm_callback callback) {} - -static inline int pm_send_all(pm_request_t rqst, void *data) -{ - return 0; -} - -#endif /* CONFIG_PM */ - /* Functions above this comment are list-based old-style power * managment. Please avoid using them. */ diff --git a/trunk/include/linux/pm_legacy.h b/trunk/include/linux/pm_legacy.h new file mode 100644 index 000000000000..1252b45face1 --- /dev/null +++ b/trunk/include/linux/pm_legacy.h @@ -0,0 +1,56 @@ +#ifndef __LINUX_PM_LEGACY_H__ +#define __LINUX_PM_LEGACY_H__ + +#include + +#ifdef CONFIG_PM_LEGACY + +extern int pm_active; + +#define PM_IS_ACTIVE() (pm_active != 0) + +/* + * Register a device with power management + */ +struct pm_dev __deprecated * +pm_register(pm_dev_t type, unsigned long id, pm_callback callback); + +/* + * Unregister a device with power management + */ +void __deprecated pm_unregister(struct pm_dev *dev); + +/* + * Unregister all devices with matching callback + */ +void __deprecated pm_unregister_all(pm_callback callback); + +/* + * Send a request to all devices + */ +int __deprecated pm_send_all(pm_request_t rqst, void *data); + +#else /* CONFIG_PM_LEGACY */ + +#define PM_IS_ACTIVE() 0 + +static inline struct pm_dev *pm_register(pm_dev_t type, + unsigned long id, + pm_callback callback) +{ + return NULL; +} + +static inline void pm_unregister(struct pm_dev *dev) {} + +static inline void pm_unregister_all(pm_callback callback) {} + +static inline int pm_send_all(pm_request_t rqst, void *data) +{ + return 0; +} + +#endif /* CONFIG_PM_LEGACY */ + +#endif /* __LINUX_PM_LEGACY_H__ */ + diff --git a/trunk/include/linux/preempt.h b/trunk/include/linux/preempt.h index dd98c54a23b4..d9a2f5254a51 100644 --- a/trunk/include/linux/preempt.h +++ b/trunk/include/linux/preempt.h @@ -7,6 +7,7 @@ */ #include +#include #include #ifdef CONFIG_DEBUG_PREEMPT diff --git a/trunk/include/linux/sched.h b/trunk/include/linux/sched.h index 2bbf968b23d9..2038bd27b041 100644 --- a/trunk/include/linux/sched.h +++ b/trunk/include/linux/sched.h @@ -357,7 +357,6 @@ struct mm_struct { /* aio bits */ rwlock_t ioctx_list_lock; struct kioctx *ioctx_list; - struct kioctx default_kioctx; }; struct sighand_struct { @@ -1233,32 +1232,49 @@ static inline void task_unlock(struct task_struct *p) spin_unlock(&p->alloc_lock); } +#ifndef __HAVE_THREAD_FUNCTIONS + +#define task_thread_info(task) (task)->thread_info + +static inline void setup_thread_stack(struct task_struct *p, struct task_struct *org) +{ + *task_thread_info(p) = *task_thread_info(org); + task_thread_info(p)->task = p; +} + +static inline unsigned long *end_of_stack(struct task_struct *p) +{ + return (unsigned long *)(p->thread_info + 1); +} + +#endif + /* set thread flags in other task's structures * - see asm/thread_info.h for TIF_xxxx flags available */ static inline void set_tsk_thread_flag(struct task_struct *tsk, int flag) { - set_ti_thread_flag(tsk->thread_info,flag); + set_ti_thread_flag(task_thread_info(tsk), flag); } static inline void clear_tsk_thread_flag(struct task_struct *tsk, int flag) { - clear_ti_thread_flag(tsk->thread_info,flag); + clear_ti_thread_flag(task_thread_info(tsk), flag); } static inline int test_and_set_tsk_thread_flag(struct task_struct *tsk, int flag) { - return test_and_set_ti_thread_flag(tsk->thread_info,flag); + return test_and_set_ti_thread_flag(task_thread_info(tsk), flag); } static inline int test_and_clear_tsk_thread_flag(struct task_struct *tsk, int flag) { - return test_and_clear_ti_thread_flag(tsk->thread_info,flag); + return test_and_clear_ti_thread_flag(task_thread_info(tsk), flag); } static inline int test_tsk_thread_flag(struct task_struct *tsk, int flag) { - return test_ti_thread_flag(tsk->thread_info,flag); + return test_ti_thread_flag(task_thread_info(tsk), flag); } static inline void set_tsk_need_resched(struct task_struct *tsk) @@ -1329,12 +1345,12 @@ extern void signal_wake_up(struct task_struct *t, int resume_stopped); static inline unsigned int task_cpu(const struct task_struct *p) { - return p->thread_info->cpu; + return task_thread_info(p)->cpu; } static inline void set_task_cpu(struct task_struct *p, unsigned int cpu) { - p->thread_info->cpu = cpu; + task_thread_info(p)->cpu = cpu; } #else diff --git a/trunk/include/linux/smp_lock.h b/trunk/include/linux/smp_lock.h index b63ce7014093..fa1ff3b165fe 100644 --- a/trunk/include/linux/smp_lock.h +++ b/trunk/include/linux/smp_lock.h @@ -2,11 +2,10 @@ #define __LINUX_SMPLOCK_H #include +#ifdef CONFIG_LOCK_KERNEL #include #include -#ifdef CONFIG_LOCK_KERNEL - #define kernel_locked() (current->lock_depth >= 0) extern int __lockfunc __reacquire_kernel_lock(void); diff --git a/trunk/include/linux/thread_info.h b/trunk/include/linux/thread_info.h index d252f45a0f9b..1c4eb41dbd89 100644 --- a/trunk/include/linux/thread_info.h +++ b/trunk/include/linux/thread_info.h @@ -27,31 +27,6 @@ extern long do_no_restart_syscall(struct restart_block *parm); * - pass TIF_xxxx constants to these functions */ -static inline void set_thread_flag(int flag) -{ - set_bit(flag,¤t_thread_info()->flags); -} - -static inline void clear_thread_flag(int flag) -{ - clear_bit(flag,¤t_thread_info()->flags); -} - -static inline int test_and_set_thread_flag(int flag) -{ - return test_and_set_bit(flag,¤t_thread_info()->flags); -} - -static inline int test_and_clear_thread_flag(int flag) -{ - return test_and_clear_bit(flag,¤t_thread_info()->flags); -} - -static inline int test_thread_flag(int flag) -{ - return test_bit(flag,¤t_thread_info()->flags); -} - static inline void set_ti_thread_flag(struct thread_info *ti, int flag) { set_bit(flag,&ti->flags); @@ -77,15 +52,19 @@ static inline int test_ti_thread_flag(struct thread_info *ti, int flag) return test_bit(flag,&ti->flags); } -static inline void set_need_resched(void) -{ - set_thread_flag(TIF_NEED_RESCHED); -} - -static inline void clear_need_resched(void) -{ - clear_thread_flag(TIF_NEED_RESCHED); -} +#define set_thread_flag(flag) \ + set_ti_thread_flag(current_thread_info(), flag) +#define clear_thread_flag(flag) \ + clear_ti_thread_flag(current_thread_info(), flag) +#define test_and_set_thread_flag(flag) \ + test_and_set_ti_thread_flag(current_thread_info(), flag) +#define test_and_clear_thread_flag(flag) \ + test_and_clear_ti_thread_flag(current_thread_info(), flag) +#define test_thread_flag(flag) \ + test_ti_thread_flag(current_thread_info(), flag) + +#define set_need_resched() set_thread_flag(TIF_NEED_RESCHED) +#define clear_need_resched() clear_thread_flag(TIF_NEED_RESCHED) #endif diff --git a/trunk/include/linux/time.h b/trunk/include/linux/time.h index 8e83f4e778bb..bfbe92d0767c 100644 --- a/trunk/include/linux/time.h +++ b/trunk/include/linux/time.h @@ -101,7 +101,7 @@ extern struct timespec timespec_trunc(struct timespec t, unsigned gran); static inline void set_normalized_timespec (struct timespec *ts, time_t sec, long nsec) { - while (nsec > NSEC_PER_SEC) { + while (nsec >= NSEC_PER_SEC) { nsec -= NSEC_PER_SEC; ++sec; } diff --git a/trunk/include/linux/usb.h b/trunk/include/linux/usb.h index 748d04385256..856d232c7562 100644 --- a/trunk/include/linux/usb.h +++ b/trunk/include/linux/usb.h @@ -819,7 +819,7 @@ typedef void (*usb_complete_t)(struct urb *, struct pt_regs *); */ struct urb { - /* private, usb core and host controller only fields in the urb */ + /* private: usb core and host controller only fields in the urb */ struct kref kref; /* reference count of the URB */ spinlock_t lock; /* lock for the URB */ void *hcpriv; /* private data for host controller */ @@ -827,7 +827,7 @@ struct urb atomic_t use_count; /* concurrent submissions counter */ u8 reject; /* submissions will fail */ - /* public, documented fields in the urb that can be used by drivers */ + /* public: documented fields in the urb that can be used by drivers */ struct list_head urb_list; /* list head for use by the urb's * current owner */ struct usb_device *dev; /* (in) pointer to associated device */ @@ -1045,7 +1045,7 @@ struct usb_sg_request { size_t bytes; /* - * members below are private to usbcore, + * members below are private: to usbcore, * and are not provided for driver access! */ spinlock_t lock; diff --git a/trunk/include/linux/videodev2.h b/trunk/include/linux/videodev2.h index a114fff6568b..1cded681eb6d 100644 --- a/trunk/include/linux/videodev2.h +++ b/trunk/include/linux/videodev2.h @@ -636,6 +636,7 @@ typedef __u64 v4l2_std_id; #define V4L2_STD_SECAM_K ((v4l2_std_id)0x00100000) #define V4L2_STD_SECAM_K1 ((v4l2_std_id)0x00200000) #define V4L2_STD_SECAM_L ((v4l2_std_id)0x00400000) +#define V4L2_STD_SECAM_LC ((v4l2_std_id)0x00800000) /* ATSC/HDTV */ #define V4L2_STD_ATSC_8_VSB ((v4l2_std_id)0x01000000) diff --git a/trunk/include/media/ir-common.h b/trunk/include/media/ir-common.h index 0f1ba95ec8d6..ad3e9bb670c3 100644 --- a/trunk/include/media/ir-common.h +++ b/trunk/include/media/ir-common.h @@ -49,6 +49,7 @@ struct ir_input_state { extern IR_KEYTAB_TYPE ir_codes_rc5_tv[IR_KEYTAB_SIZE]; extern IR_KEYTAB_TYPE ir_codes_winfast[IR_KEYTAB_SIZE]; +extern IR_KEYTAB_TYPE ir_codes_pinnacle[IR_KEYTAB_SIZE]; extern IR_KEYTAB_TYPE ir_codes_empty[IR_KEYTAB_SIZE]; extern IR_KEYTAB_TYPE ir_codes_hauppauge_new[IR_KEYTAB_SIZE]; extern IR_KEYTAB_TYPE ir_codes_pixelview[IR_KEYTAB_SIZE]; diff --git a/trunk/include/media/ir-kbd-i2c.h b/trunk/include/media/ir-kbd-i2c.h index 00fa57eb9fde..730f21ed91db 100644 --- a/trunk/include/media/ir-kbd-i2c.h +++ b/trunk/include/media/ir-kbd-i2c.h @@ -19,4 +19,6 @@ struct IR_i2c { char phys[32]; int (*get_key)(struct IR_i2c*, u32*, u32*); }; + +int get_key_pinnacle(struct IR_i2c *ir, u32 *ir_key, u32 *ir_raw); #endif diff --git a/trunk/include/media/tuner.h b/trunk/include/media/tuner.h index 9184e534b7ef..faa0f8e3091b 100644 --- a/trunk/include/media/tuner.h +++ b/trunk/include/media/tuner.h @@ -113,6 +113,7 @@ #define TUNER_PHILIPS_TD1316 67 #define TUNER_PHILIPS_TUV1236D 68 /* ATI HDTV Wonder */ +#define TUNER_TNF_5335MF 69 /* Sabrent Bt848 */ #define NOTUNER 0 #define PAL 1 /* PAL_BG */ diff --git a/trunk/include/media/v4l2-common.h b/trunk/include/media/v4l2-common.h new file mode 100644 index 000000000000..d3fd48157eb8 --- /dev/null +++ b/trunk/include/media/v4l2-common.h @@ -0,0 +1,110 @@ +/* + v4l2 common internal API header + + This header contains internal shared ioctl definitions for use by the + internal low-level v4l2 drivers. + Each ioctl begins with VIDIOC_INT_ to clearly mark that it is an internal + define, + + Copyright (C) 2005 Hans Verkuil + + This program is free software; you can redistribute it and/or modify + it under the terms of the GNU General Public License as published by + the Free Software Foundation; either version 2 of the License, or + (at your option) any later version. + + This program is distributed in the hope that it will be useful, + but WITHOUT ANY WARRANTY; without even the implied warranty of + MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the + GNU General Public License for more details. + + You should have received a copy of the GNU General Public License + along with this program; if not, write to the Free Software + Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA + */ + +#ifndef V4L2_COMMON_H_ +#define V4L2_COMMON_H_ + +/* VIDIOC_INT_AUDIO_CLOCK_FREQ */ +enum v4l2_audio_clock_freq { + V4L2_AUDCLK_32_KHZ = 32000, + V4L2_AUDCLK_441_KHZ = 44100, + V4L2_AUDCLK_48_KHZ = 48000, +}; + +/* VIDIOC_INT_G_REGISTER and VIDIOC_INT_S_REGISTER */ +struct v4l2_register { + u32 i2c_id; /* I2C driver ID of the I2C chip. 0 for the I2C adapter. */ + unsigned long reg; + u32 val; +}; + +/* VIDIOC_INT_DECODE_VBI_LINE */ +struct v4l2_decode_vbi_line { + u32 is_second_field; /* Set to 0 for the first (odd) field, + set to 1 for the second (even) field. */ + u8 *p; /* Pointer to the sliced VBI data from the decoder. + On exit points to the start of the payload. */ + u32 line; /* Line number of the sliced VBI data (1-23) */ + u32 type; /* VBI service type (V4L2_SLICED_*). 0 if no service found */ +}; + +/* VIDIOC_INT_G_CHIP_IDENT: identifies the actual chip installed on the board */ +enum v4l2_chip_ident { + /* general idents: reserved range 0-49 */ + V4L2_IDENT_UNKNOWN = 0, + + /* module saa7115: reserved range 100-149 */ + V4L2_IDENT_SAA7114 = 104, + V4L2_IDENT_SAA7115 = 105, + + /* module saa7127: reserved range 150-199 */ + V4L2_IDENT_SAA7127 = 157, + V4L2_IDENT_SAA7129 = 159, + + /* module cx25840: reserved range 200-249 */ + V4L2_IDENT_CX25840 = 240, + V4L2_IDENT_CX25841 = 241, + V4L2_IDENT_CX25842 = 242, + V4L2_IDENT_CX25843 = 243, +}; + +/* only implemented if CONFIG_VIDEO_ADV_DEBUG is defined */ +#define VIDIOC_INT_S_REGISTER _IOR ('d', 100, struct v4l2_register) +#define VIDIOC_INT_G_REGISTER _IOWR('d', 101, struct v4l2_register) + +/* Reset the I2C chip */ +#define VIDIOC_INT_RESET _IO ('d', 102) + +/* Set the frequency of the audio clock output. + Used to slave an audio processor to the video decoder, ensuring that audio + and video remain synchronized. */ +#define VIDIOC_INT_AUDIO_CLOCK_FREQ _IOR ('d', 103, enum v4l2_audio_clock_freq) + +/* Video decoders that support sliced VBI need to implement this ioctl. + Field p of the v4l2_sliced_vbi_line struct is set to the start of the VBI + data that was generated by the decoder. The driver then parses the sliced + VBI data and sets the other fields in the struct accordingly. The pointer p + is updated to point to the start of the payload which can be copied + verbatim into the data field of the v4l2_sliced_vbi_data struct. If no + valid VBI data was found, then the type field is set to 0 on return. */ +#define VIDIOC_INT_DECODE_VBI_LINE _IOWR('d', 104, struct v4l2_decode_vbi_line) + +/* Used to generate VBI signals on a video signal. v4l2_sliced_vbi_data is + filled with the data packets that should be output. Note that if you set + the line field to 0, then that VBI signal is disabled. */ +#define VIDIOC_INT_S_VBI_DATA _IOW ('d', 105, struct v4l2_sliced_vbi_data) + +/* Used to obtain the sliced VBI packet from a readback register. Not all + video decoders support this. If no data is available because the readback + register contains invalid or erroneous data -EIO is returned. Note that + you must fill in the 'id' member and the 'field' member (to determine + whether CC data from the first or second field should be obtained). */ +#define VIDIOC_INT_G_VBI_DATA _IOWR('d', 106, struct v4l2_sliced_vbi_data *) + +/* Returns the chip identifier or V4L2_IDENT_UNKNOWN if no identification can + be made. */ +#define VIDIOC_INT_G_CHIP_IDENT _IOR ('d', 107, enum v4l2_chip_ident *) + +#endif /* V4L2_COMMON_H_ */ diff --git a/trunk/kernel/cpuset.c b/trunk/kernel/cpuset.c index 5a737ed9dac7..7430640f9816 100644 --- a/trunk/kernel/cpuset.c +++ b/trunk/kernel/cpuset.c @@ -1809,11 +1809,12 @@ int cpuset_zone_allowed(struct zone *z, gfp_t gfp_mask) if (gfp_mask & __GFP_HARDWALL) /* If hardwall request, stop here */ return 0; + if (current->flags & PF_EXITING) /* Let dying task have memory */ + return 1; + /* Not hardwall and node outside mems_allowed: scan up cpusets */ down(&callback_sem); - if (current->flags & PF_EXITING) /* Let dying task have memory */ - return 1; task_lock(current); cs = nearest_exclusive_ancestor(current->cpuset); task_unlock(current); diff --git a/trunk/kernel/exit.c b/trunk/kernel/exit.c index 452a1d116178..ee515683b92d 100644 --- a/trunk/kernel/exit.c +++ b/trunk/kernel/exit.c @@ -859,7 +859,7 @@ fastcall NORET_TYPE void do_exit(long code) if (group_dead && tsk->signal->leader) disassociate_ctty(1); - module_put(tsk->thread_info->exec_domain->module); + module_put(task_thread_info(tsk)->exec_domain->module); if (tsk->binfmt) module_put(tsk->binfmt->module); diff --git a/trunk/kernel/fork.c b/trunk/kernel/fork.c index 158710d22566..e0d0b77343f8 100644 --- a/trunk/kernel/fork.c +++ b/trunk/kernel/fork.c @@ -171,10 +171,9 @@ static struct task_struct *dup_task_struct(struct task_struct *orig) return NULL; } - *ti = *orig->thread_info; *tsk = *orig; tsk->thread_info = ti; - ti->task = tsk; + setup_thread_stack(tsk, orig); /* One for us, one for whoever does the "release_task()" (usually parent) */ atomic_set(&tsk->usage,2); @@ -324,7 +323,6 @@ static struct mm_struct * mm_init(struct mm_struct * mm) spin_lock_init(&mm->page_table_lock); rwlock_init(&mm->ioctx_list_lock); mm->ioctx_list = NULL; - mm->default_kioctx = (struct kioctx)INIT_KIOCTX(mm->default_kioctx, *mm); mm->free_area_cache = TASK_UNMAPPED_BASE; mm->cached_hole_size = ~0UL; @@ -919,7 +917,7 @@ static task_t *copy_process(unsigned long clone_flags, if (nr_threads >= max_threads) goto bad_fork_cleanup_count; - if (!try_module_get(p->thread_info->exec_domain->module)) + if (!try_module_get(task_thread_info(p)->exec_domain->module)) goto bad_fork_cleanup_count; if (p->binfmt && !try_module_get(p->binfmt->module)) @@ -1180,7 +1178,7 @@ static task_t *copy_process(unsigned long clone_flags, if (p->binfmt) module_put(p->binfmt->module); bad_fork_cleanup_put_domain: - module_put(p->thread_info->exec_domain->module); + module_put(task_thread_info(p)->exec_domain->module); bad_fork_cleanup_count: put_group_info(p->group_info); atomic_dec(&p->user->processes); diff --git a/trunk/kernel/posix-timers.c b/trunk/kernel/posix-timers.c index ea55c7a1cd75..5870efb3e200 100644 --- a/trunk/kernel/posix-timers.c +++ b/trunk/kernel/posix-timers.c @@ -270,7 +270,7 @@ static void tstojiffie(struct timespec *tp, int res, u64 *jiff) long sec = tp->tv_sec; long nsec = tp->tv_nsec + res - 1; - if (nsec > NSEC_PER_SEC) { + if (nsec >= NSEC_PER_SEC) { sec++; nsec -= NSEC_PER_SEC; } @@ -1209,13 +1209,9 @@ static int do_posix_clock_monotonic_get(clockid_t clock, struct timespec *tp) do_posix_clock_monotonic_gettime_parts(tp, &wall_to_mono); - tp->tv_sec += wall_to_mono.tv_sec; - tp->tv_nsec += wall_to_mono.tv_nsec; + set_normalized_timespec(tp, tp->tv_sec + wall_to_mono.tv_sec, + tp->tv_nsec + wall_to_mono.tv_nsec); - if ((tp->tv_nsec - NSEC_PER_SEC) > 0) { - tp->tv_nsec -= NSEC_PER_SEC; - tp->tv_sec++; - } return 0; } diff --git a/trunk/kernel/power/Kconfig b/trunk/kernel/power/Kconfig index 46a5e5acff97..5ec248cb7f4a 100644 --- a/trunk/kernel/power/Kconfig +++ b/trunk/kernel/power/Kconfig @@ -19,6 +19,15 @@ config PM will issue the hlt instruction if nothing is to be done, thereby sending the processor to sleep and saving power. +config PM_LEGACY + bool "Legacy Power Management API" + depends on PM + default y + ---help--- + Support for pm_register() and friends. + + If unsure, say Y. + config PM_DEBUG bool "Power Management Debug Support" depends on PM diff --git a/trunk/kernel/power/Makefile b/trunk/kernel/power/Makefile index c71eb4579c07..04be7d0d96a7 100644 --- a/trunk/kernel/power/Makefile +++ b/trunk/kernel/power/Makefile @@ -3,7 +3,8 @@ ifeq ($(CONFIG_PM_DEBUG),y) EXTRA_CFLAGS += -DDEBUG endif -obj-y := main.o process.o console.o pm.o +obj-y := main.o process.o console.o +obj-$(CONFIG_PM_LEGACY) += pm.o obj-$(CONFIG_SOFTWARE_SUSPEND) += swsusp.o disk.o snapshot.o obj-$(CONFIG_SUSPEND_SMP) += smp.o diff --git a/trunk/kernel/power/pm.c b/trunk/kernel/power/pm.c index 159149321b3c..33c508e857dd 100644 --- a/trunk/kernel/power/pm.c +++ b/trunk/kernel/power/pm.c @@ -23,6 +23,7 @@ #include #include #include +#include #include int pm_active; diff --git a/trunk/kernel/printk.c b/trunk/kernel/printk.c index e9be027bc930..ac8a08f36207 100644 --- a/trunk/kernel/printk.c +++ b/trunk/kernel/printk.c @@ -491,7 +491,10 @@ __attribute__((weak)) unsigned long long printk_clock(void) return sched_clock(); } -/* +/** + * printk - print a kernel message + * @fmt: format string + * * This is printk. It can be called from any context. We want it to work. * * We try to grab the console_sem. If we succeed, it's easy - we log the output and @@ -503,6 +506,9 @@ __attribute__((weak)) unsigned long long printk_clock(void) * One effect of this deferred printing is that code which calls printk() and * then changes console_loglevel may break. This is because console_loglevel * is inspected when the actual printing occurs. + * + * See also: + * printf(3) */ asmlinkage int printk(const char *fmt, ...) @@ -655,6 +661,9 @@ static void call_console_drivers(unsigned long start, unsigned long end) /** * add_preferred_console - add a device to the list of preferred consoles. + * @name: device name + * @idx: device index + * @options: options for this console * * The last preferred console added will be used for kernel messages * and stdin/out/err for init. Normally this is used by console_setup @@ -764,7 +773,8 @@ void release_console_sem(void) } EXPORT_SYMBOL(release_console_sem); -/** console_conditional_schedule - yield the CPU if required +/** + * console_conditional_schedule - yield the CPU if required * * If the console code is currently allowed to sleep, and * if this CPU should yield the CPU to another task, do @@ -976,6 +986,8 @@ EXPORT_SYMBOL(unregister_console); /** * tty_write_message - write a message to a certain tty, not just the console. + * @tty: the destination tty_struct + * @msg: the message to write * * This is used for messages that need to be redirected to a specific tty. * We don't put it into the syslog queue right now maybe in the future if diff --git a/trunk/kernel/ptrace.c b/trunk/kernel/ptrace.c index b88d4186cd7a..17ee7e5a3451 100644 --- a/trunk/kernel/ptrace.c +++ b/trunk/kernel/ptrace.c @@ -470,7 +470,7 @@ asmlinkage long sys_ptrace(long request, long pid, long addr, long data) if (request == PTRACE_ATTACH) { ret = ptrace_attach(child); - goto out; + goto out_put_task_struct; } ret = ptrace_check_attach(child, request == PTRACE_KILL); diff --git a/trunk/kernel/rcutorture.c b/trunk/kernel/rcutorture.c index 9b58f1eff3ca..eb6719c50b4e 100644 --- a/trunk/kernel/rcutorture.c +++ b/trunk/kernel/rcutorture.c @@ -195,6 +195,8 @@ rcu_torture_writer(void *arg) static DEFINE_RCU_RANDOM(rand); VERBOSE_PRINTK_STRING("rcu_torture_writer task started"); + set_user_nice(current, 19); + do { schedule_timeout_uninterruptible(1); if (rcu_batches_completed() == oldbatch) @@ -238,6 +240,8 @@ rcu_torture_reader(void *arg) int pipe_count; VERBOSE_PRINTK_STRING("rcu_torture_reader task started"); + set_user_nice(current, 19); + do { rcu_read_lock(); completed = rcu_batches_completed(); diff --git a/trunk/kernel/sched.c b/trunk/kernel/sched.c index b6506671b2be..6f46c94cc29e 100644 --- a/trunk/kernel/sched.c +++ b/trunk/kernel/sched.c @@ -1437,7 +1437,7 @@ void fastcall sched_fork(task_t *p, int clone_flags) #endif #ifdef CONFIG_PREEMPT /* Want to start with kernel preemption disabled. */ - p->thread_info->preempt_count = 1; + task_thread_info(p)->preempt_count = 1; #endif /* * Share the timeslice between parent and child, thus the @@ -4327,10 +4327,10 @@ static void show_task(task_t *p) #endif #ifdef CONFIG_DEBUG_STACK_USAGE { - unsigned long *n = (unsigned long *) (p->thread_info+1); + unsigned long *n = end_of_stack(p); while (!*n) n++; - free = (unsigned long) n - (unsigned long)(p->thread_info+1); + free = (unsigned long)n - (unsigned long)end_of_stack(p); } #endif printk("%5lu %5d %6d ", free, p->pid, p->parent->pid); @@ -4410,9 +4410,9 @@ void __devinit init_idle(task_t *idle, int cpu) /* Set the preempt count _outside_ the spinlocks! */ #if defined(CONFIG_PREEMPT) && !defined(CONFIG_PREEMPT_BKL) - idle->thread_info->preempt_count = (idle->lock_depth >= 0); + task_thread_info(idle)->preempt_count = (idle->lock_depth >= 0); #else - idle->thread_info->preempt_count = 0; + task_thread_info(idle)->preempt_count = 0; #endif } diff --git a/trunk/kernel/signal.c b/trunk/kernel/signal.c index 80789a59b4db..d7611f189ef7 100644 --- a/trunk/kernel/signal.c +++ b/trunk/kernel/signal.c @@ -513,16 +513,7 @@ static int __dequeue_signal(struct sigpending *pending, sigset_t *mask, { int sig = 0; - /* SIGKILL must have priority, otherwise it is quite easy - * to create an unkillable process, sending sig < SIGKILL - * to self */ - if (unlikely(sigismember(&pending->signal, SIGKILL))) { - if (!sigismember(mask, SIGKILL)) - sig = SIGKILL; - } - - if (likely(!sig)) - sig = next_signal(pending, mask); + sig = next_signal(pending, mask); if (sig) { if (current->notifier) { if (sigismember(current->notifier_mask, sig)) { diff --git a/trunk/kernel/stop_machine.c b/trunk/kernel/stop_machine.c index 84a9d18aa8da..b3d4dc858e35 100644 --- a/trunk/kernel/stop_machine.c +++ b/trunk/kernel/stop_machine.c @@ -119,13 +119,12 @@ static int stop_machine(void) return ret; } - /* Don't schedule us away at this point, please. */ - local_irq_disable(); - /* Now they are all started, make them hold the CPUs, ready. */ + preempt_disable(); stopmachine_set_state(STOPMACHINE_PREPARE); /* Make them disable irqs. */ + local_irq_disable(); stopmachine_set_state(STOPMACHINE_DISABLE_IRQ); return 0; @@ -135,6 +134,7 @@ static void restart_machine(void) { stopmachine_set_state(STOPMACHINE_EXIT); local_irq_enable(); + preempt_enable_no_resched(); } struct stop_machine_data diff --git a/trunk/mm/memory.c b/trunk/mm/memory.c index 0f60baf6f69b..2998cfc12f5b 100644 --- a/trunk/mm/memory.c +++ b/trunk/mm/memory.c @@ -549,10 +549,10 @@ int copy_page_range(struct mm_struct *dst_mm, struct mm_struct *src_mm, return 0; } -static void zap_pte_range(struct mmu_gather *tlb, +static unsigned long zap_pte_range(struct mmu_gather *tlb, struct vm_area_struct *vma, pmd_t *pmd, unsigned long addr, unsigned long end, - struct zap_details *details) + long *zap_work, struct zap_details *details) { struct mm_struct *mm = tlb->mm; pte_t *pte; @@ -563,10 +563,15 @@ static void zap_pte_range(struct mmu_gather *tlb, pte = pte_offset_map_lock(mm, pmd, addr, &ptl); do { pte_t ptent = *pte; - if (pte_none(ptent)) + if (pte_none(ptent)) { + (*zap_work)--; continue; + } if (pte_present(ptent)) { struct page *page = NULL; + + (*zap_work) -= PAGE_SIZE; + if (!(vma->vm_flags & VM_RESERVED)) { unsigned long pfn = pte_pfn(ptent); if (unlikely(!pfn_valid(pfn))) @@ -624,16 +629,18 @@ static void zap_pte_range(struct mmu_gather *tlb, if (!pte_file(ptent)) free_swap_and_cache(pte_to_swp_entry(ptent)); pte_clear_full(mm, addr, pte, tlb->fullmm); - } while (pte++, addr += PAGE_SIZE, addr != end); + } while (pte++, addr += PAGE_SIZE, (addr != end && *zap_work > 0)); add_mm_rss(mm, file_rss, anon_rss); pte_unmap_unlock(pte - 1, ptl); + + return addr; } -static inline void zap_pmd_range(struct mmu_gather *tlb, +static inline unsigned long zap_pmd_range(struct mmu_gather *tlb, struct vm_area_struct *vma, pud_t *pud, unsigned long addr, unsigned long end, - struct zap_details *details) + long *zap_work, struct zap_details *details) { pmd_t *pmd; unsigned long next; @@ -641,16 +648,21 @@ static inline void zap_pmd_range(struct mmu_gather *tlb, pmd = pmd_offset(pud, addr); do { next = pmd_addr_end(addr, end); - if (pmd_none_or_clear_bad(pmd)) + if (pmd_none_or_clear_bad(pmd)) { + (*zap_work)--; continue; - zap_pte_range(tlb, vma, pmd, addr, next, details); - } while (pmd++, addr = next, addr != end); + } + next = zap_pte_range(tlb, vma, pmd, addr, next, + zap_work, details); + } while (pmd++, addr = next, (addr != end && *zap_work > 0)); + + return addr; } -static inline void zap_pud_range(struct mmu_gather *tlb, +static inline unsigned long zap_pud_range(struct mmu_gather *tlb, struct vm_area_struct *vma, pgd_t *pgd, unsigned long addr, unsigned long end, - struct zap_details *details) + long *zap_work, struct zap_details *details) { pud_t *pud; unsigned long next; @@ -658,15 +670,21 @@ static inline void zap_pud_range(struct mmu_gather *tlb, pud = pud_offset(pgd, addr); do { next = pud_addr_end(addr, end); - if (pud_none_or_clear_bad(pud)) + if (pud_none_or_clear_bad(pud)) { + (*zap_work)--; continue; - zap_pmd_range(tlb, vma, pud, addr, next, details); - } while (pud++, addr = next, addr != end); + } + next = zap_pmd_range(tlb, vma, pud, addr, next, + zap_work, details); + } while (pud++, addr = next, (addr != end && *zap_work > 0)); + + return addr; } -static void unmap_page_range(struct mmu_gather *tlb, struct vm_area_struct *vma, +static unsigned long unmap_page_range(struct mmu_gather *tlb, + struct vm_area_struct *vma, unsigned long addr, unsigned long end, - struct zap_details *details) + long *zap_work, struct zap_details *details) { pgd_t *pgd; unsigned long next; @@ -679,11 +697,16 @@ static void unmap_page_range(struct mmu_gather *tlb, struct vm_area_struct *vma, pgd = pgd_offset(vma->vm_mm, addr); do { next = pgd_addr_end(addr, end); - if (pgd_none_or_clear_bad(pgd)) + if (pgd_none_or_clear_bad(pgd)) { + (*zap_work)--; continue; - zap_pud_range(tlb, vma, pgd, addr, next, details); - } while (pgd++, addr = next, addr != end); + } + next = zap_pud_range(tlb, vma, pgd, addr, next, + zap_work, details); + } while (pgd++, addr = next, (addr != end && *zap_work > 0)); tlb_end_vma(tlb, vma); + + return addr; } #ifdef CONFIG_PREEMPT @@ -724,7 +747,7 @@ unsigned long unmap_vmas(struct mmu_gather **tlbp, unsigned long end_addr, unsigned long *nr_accounted, struct zap_details *details) { - unsigned long zap_bytes = ZAP_BLOCK_SIZE; + long zap_work = ZAP_BLOCK_SIZE; unsigned long tlb_start = 0; /* For tlb_finish_mmu */ int tlb_start_valid = 0; unsigned long start = start_addr; @@ -745,27 +768,25 @@ unsigned long unmap_vmas(struct mmu_gather **tlbp, *nr_accounted += (end - start) >> PAGE_SHIFT; while (start != end) { - unsigned long block; - if (!tlb_start_valid) { tlb_start = start; tlb_start_valid = 1; } - if (is_vm_hugetlb_page(vma)) { - block = end - start; + if (unlikely(is_vm_hugetlb_page(vma))) { unmap_hugepage_range(vma, start, end); - } else { - block = min(zap_bytes, end - start); - unmap_page_range(*tlbp, vma, start, - start + block, details); + zap_work -= (end - start) / + (HPAGE_SIZE / PAGE_SIZE); + start = end; + } else + start = unmap_page_range(*tlbp, vma, + start, end, &zap_work, details); + + if (zap_work > 0) { + BUG_ON(start != end); + break; } - start += block; - zap_bytes -= block; - if ((long)zap_bytes > 0) - continue; - tlb_finish_mmu(*tlbp, tlb_start, start); if (need_resched() || @@ -779,7 +800,7 @@ unsigned long unmap_vmas(struct mmu_gather **tlbp, *tlbp = tlb_gather_mmu(vma->vm_mm, fullmm); tlb_start_valid = 0; - zap_bytes = ZAP_BLOCK_SIZE; + zap_work = ZAP_BLOCK_SIZE; } } out: diff --git a/trunk/mm/page_alloc.c b/trunk/mm/page_alloc.c index 987225bdd661..3c5cf664abd2 100644 --- a/trunk/mm/page_alloc.c +++ b/trunk/mm/page_alloc.c @@ -732,9 +732,7 @@ buffered_rmqueue(struct zone *zone, int order, gfp_t gfp_flags) } local_irq_restore(flags); put_cpu(); - } - - if (page == NULL) { + } else { spin_lock_irqsave(&zone->lock, flags); page = __rmqueue(zone, order); spin_unlock_irqrestore(&zone->lock, flags); @@ -754,20 +752,25 @@ buffered_rmqueue(struct zone *zone, int order, gfp_t gfp_flags) return page; } +#define ALLOC_NO_WATERMARKS 0x01 /* don't check watermarks at all */ +#define ALLOC_HARDER 0x02 /* try to alloc harder */ +#define ALLOC_HIGH 0x04 /* __GFP_HIGH set */ +#define ALLOC_CPUSET 0x08 /* check for correct cpuset */ + /* * Return 1 if free pages are above 'mark'. This takes into account the order * of the allocation. */ int zone_watermark_ok(struct zone *z, int order, unsigned long mark, - int classzone_idx, int can_try_harder, gfp_t gfp_high) + int classzone_idx, int alloc_flags) { /* free_pages my go negative - that's OK */ long min = mark, free_pages = z->free_pages - (1 << order) + 1; int o; - if (gfp_high) + if (alloc_flags & ALLOC_HIGH) min -= min / 2; - if (can_try_harder) + if (alloc_flags & ALLOC_HARDER) min -= min / 4; if (free_pages <= min + z->lowmem_reserve[classzone_idx]) @@ -785,14 +788,40 @@ int zone_watermark_ok(struct zone *z, int order, unsigned long mark, return 1; } -static inline int -should_reclaim_zone(struct zone *z, gfp_t gfp_mask) +/* + * get_page_from_freeliest goes through the zonelist trying to allocate + * a page. + */ +static struct page * +get_page_from_freelist(gfp_t gfp_mask, unsigned int order, + struct zonelist *zonelist, int alloc_flags) { - if (!z->reclaim_pages) - return 0; - if (gfp_mask & __GFP_NORECLAIM) - return 0; - return 1; + struct zone **z = zonelist->zones; + struct page *page = NULL; + int classzone_idx = zone_idx(*z); + + /* + * Go through the zonelist once, looking for a zone with enough free. + * See also cpuset_zone_allowed() comment in kernel/cpuset.c. + */ + do { + if ((alloc_flags & ALLOC_CPUSET) && + !cpuset_zone_allowed(*z, gfp_mask)) + continue; + + if (!(alloc_flags & ALLOC_NO_WATERMARKS)) { + if (!zone_watermark_ok(*z, order, (*z)->pages_low, + classzone_idx, alloc_flags)) + continue; + } + + page = buffered_rmqueue(*z, order, gfp_mask); + if (page) { + zone_statistics(zonelist, *z); + break; + } + } while (*(++z) != NULL); + return page; } /* @@ -803,105 +832,75 @@ __alloc_pages(gfp_t gfp_mask, unsigned int order, struct zonelist *zonelist) { const gfp_t wait = gfp_mask & __GFP_WAIT; - struct zone **zones, *z; + struct zone **z; struct page *page; struct reclaim_state reclaim_state; struct task_struct *p = current; - int i; - int classzone_idx; int do_retry; - int can_try_harder; + int alloc_flags; int did_some_progress; might_sleep_if(wait); - /* - * The caller may dip into page reserves a bit more if the caller - * cannot run direct reclaim, or is the caller has realtime scheduling - * policy - */ - can_try_harder = (unlikely(rt_task(p)) && !in_interrupt()) || !wait; + z = zonelist->zones; /* the list of zones suitable for gfp_mask */ - zones = zonelist->zones; /* the list of zones suitable for gfp_mask */ - - if (unlikely(zones[0] == NULL)) { + if (unlikely(*z == NULL)) { /* Should this ever happen?? */ return NULL; } +restart: + page = get_page_from_freelist(gfp_mask|__GFP_HARDWALL, order, + zonelist, ALLOC_CPUSET); + if (page) + goto got_pg; - classzone_idx = zone_idx(zones[0]); + do + wakeup_kswapd(*z, order); + while (*(++z)); -restart: /* - * Go through the zonelist once, looking for a zone with enough free. - * See also cpuset_zone_allowed() comment in kernel/cpuset.c. + * OK, we're below the kswapd watermark and have kicked background + * reclaim. Now things get more complex, so set up alloc_flags according + * to how we want to proceed. + * + * The caller may dip into page reserves a bit more if the caller + * cannot run direct reclaim, or if the caller has realtime scheduling + * policy. */ - for (i = 0; (z = zones[i]) != NULL; i++) { - int do_reclaim = should_reclaim_zone(z, gfp_mask); - - if (!cpuset_zone_allowed(z, __GFP_HARDWALL)) - continue; - - /* - * If the zone is to attempt early page reclaim then this loop - * will try to reclaim pages and check the watermark a second - * time before giving up and falling back to the next zone. - */ -zone_reclaim_retry: - if (!zone_watermark_ok(z, order, z->pages_low, - classzone_idx, 0, 0)) { - if (!do_reclaim) - continue; - else { - zone_reclaim(z, gfp_mask, order); - /* Only try reclaim once */ - do_reclaim = 0; - goto zone_reclaim_retry; - } - } - - page = buffered_rmqueue(z, order, gfp_mask); - if (page) - goto got_pg; - } - - for (i = 0; (z = zones[i]) != NULL; i++) - wakeup_kswapd(z, order); + alloc_flags = 0; + if ((unlikely(rt_task(p)) && !in_interrupt()) || !wait) + alloc_flags |= ALLOC_HARDER; + if (gfp_mask & __GFP_HIGH) + alloc_flags |= ALLOC_HIGH; + if (wait) + alloc_flags |= ALLOC_CPUSET; /* * Go through the zonelist again. Let __GFP_HIGH and allocations - * coming from realtime tasks to go deeper into reserves + * coming from realtime tasks go deeper into reserves. * * This is the last chance, in general, before the goto nopage. * Ignore cpuset if GFP_ATOMIC (!wait) rather than fail alloc. * See also cpuset_zone_allowed() comment in kernel/cpuset.c. */ - for (i = 0; (z = zones[i]) != NULL; i++) { - if (!zone_watermark_ok(z, order, z->pages_min, - classzone_idx, can_try_harder, - gfp_mask & __GFP_HIGH)) - continue; - - if (wait && !cpuset_zone_allowed(z, gfp_mask)) - continue; - - page = buffered_rmqueue(z, order, gfp_mask); - if (page) - goto got_pg; - } + page = get_page_from_freelist(gfp_mask, order, zonelist, alloc_flags); + if (page) + goto got_pg; /* This allocation should allow future memory freeing. */ if (((p->flags & PF_MEMALLOC) || unlikely(test_thread_flag(TIF_MEMDIE))) && !in_interrupt()) { if (!(gfp_mask & __GFP_NOMEMALLOC)) { +nofail_alloc: /* go through the zonelist yet again, ignoring mins */ - for (i = 0; (z = zones[i]) != NULL; i++) { - if (!cpuset_zone_allowed(z, gfp_mask)) - continue; - page = buffered_rmqueue(z, order, gfp_mask); - if (page) - goto got_pg; + page = get_page_from_freelist(gfp_mask, order, + zonelist, ALLOC_NO_WATERMARKS|ALLOC_CPUSET); + if (page) + goto got_pg; + if (gfp_mask & __GFP_NOFAIL) { + blk_congestion_wait(WRITE, HZ/50); + goto nofail_alloc; } } goto nopage; @@ -919,7 +918,7 @@ __alloc_pages(gfp_t gfp_mask, unsigned int order, reclaim_state.reclaimed_slab = 0; p->reclaim_state = &reclaim_state; - did_some_progress = try_to_free_pages(zones, gfp_mask); + did_some_progress = try_to_free_pages(zonelist->zones, gfp_mask); p->reclaim_state = NULL; p->flags &= ~PF_MEMALLOC; @@ -927,19 +926,10 @@ __alloc_pages(gfp_t gfp_mask, unsigned int order, cond_resched(); if (likely(did_some_progress)) { - for (i = 0; (z = zones[i]) != NULL; i++) { - if (!zone_watermark_ok(z, order, z->pages_min, - classzone_idx, can_try_harder, - gfp_mask & __GFP_HIGH)) - continue; - - if (!cpuset_zone_allowed(z, gfp_mask)) - continue; - - page = buffered_rmqueue(z, order, gfp_mask); - if (page) - goto got_pg; - } + page = get_page_from_freelist(gfp_mask, order, + zonelist, alloc_flags); + if (page) + goto got_pg; } else if ((gfp_mask & __GFP_FS) && !(gfp_mask & __GFP_NORETRY)) { /* * Go through the zonelist yet one more time, keep @@ -947,18 +937,10 @@ __alloc_pages(gfp_t gfp_mask, unsigned int order, * a parallel oom killing, we must fail if we're still * under heavy pressure. */ - for (i = 0; (z = zones[i]) != NULL; i++) { - if (!zone_watermark_ok(z, order, z->pages_high, - classzone_idx, 0, 0)) - continue; - - if (!cpuset_zone_allowed(z, __GFP_HARDWALL)) - continue; - - page = buffered_rmqueue(z, order, gfp_mask); - if (page) - goto got_pg; - } + page = get_page_from_freelist(gfp_mask|__GFP_HARDWALL, order, + zonelist, ALLOC_CPUSET); + if (page) + goto got_pg; out_of_memory(gfp_mask, order); goto restart; @@ -991,9 +973,7 @@ __alloc_pages(gfp_t gfp_mask, unsigned int order, dump_stack(); show_mem(); } - return NULL; got_pg: - zone_statistics(zonelist, z); return page; } @@ -2417,13 +2397,18 @@ void setup_per_zone_pages_min(void) } for_each_zone(zone) { + unsigned long tmp; spin_lock_irqsave(&zone->lru_lock, flags); + tmp = (pages_min * zone->present_pages) / lowmem_pages; if (is_highmem(zone)) { /* - * Often, highmem doesn't need to reserve any pages. - * But the pages_min/low/high values are also used for - * batching up page reclaim activity so we need a - * decent value here. + * __GFP_HIGH and PF_MEMALLOC allocations usually don't + * need highmem pages, so cap pages_min to a small + * value here. + * + * The (pages_high-pages_low) and (pages_low-pages_min) + * deltas controls asynch page reclaim, and so should + * not be capped for highmem. */ int min_pages; @@ -2434,19 +2419,15 @@ void setup_per_zone_pages_min(void) min_pages = 128; zone->pages_min = min_pages; } else { - /* if it's a lowmem zone, reserve a number of pages + /* + * If it's a lowmem zone, reserve a number of pages * proportionate to the zone's size. */ - zone->pages_min = (pages_min * zone->present_pages) / - lowmem_pages; + zone->pages_min = tmp; } - /* - * When interpreting these watermarks, just keep in mind that: - * zone->pages_min == (zone->pages_min * 4) / 4; - */ - zone->pages_low = (zone->pages_min * 5) / 4; - zone->pages_high = (zone->pages_min * 6) / 4; + zone->pages_low = zone->pages_min + tmp / 4; + zone->pages_high = zone->pages_min + tmp / 2; spin_unlock_irqrestore(&zone->lru_lock, flags); } } diff --git a/trunk/mm/slab.c b/trunk/mm/slab.c index 8a73dcfc6a27..e5ec26e0c460 100644 --- a/trunk/mm/slab.c +++ b/trunk/mm/slab.c @@ -565,14 +565,29 @@ static void **dbg_userword(kmem_cache_t *cachep, void *objp) #define BREAK_GFP_ORDER_LO 0 static int slab_break_gfp_order = BREAK_GFP_ORDER_LO; -/* Macros for storing/retrieving the cachep and or slab from the +/* Functions for storing/retrieving the cachep and or slab from the * global 'mem_map'. These are used to find the slab an obj belongs to. * With kfree(), these are used to find the cache which an obj belongs to. */ -#define SET_PAGE_CACHE(pg,x) ((pg)->lru.next = (struct list_head *)(x)) -#define GET_PAGE_CACHE(pg) ((kmem_cache_t *)(pg)->lru.next) -#define SET_PAGE_SLAB(pg,x) ((pg)->lru.prev = (struct list_head *)(x)) -#define GET_PAGE_SLAB(pg) ((struct slab *)(pg)->lru.prev) +static inline void page_set_cache(struct page *page, struct kmem_cache *cache) +{ + page->lru.next = (struct list_head *)cache; +} + +static inline struct kmem_cache *page_get_cache(struct page *page) +{ + return (struct kmem_cache *)page->lru.next; +} + +static inline void page_set_slab(struct page *page, struct slab *slab) +{ + page->lru.prev = (struct list_head *)slab; +} + +static inline struct slab *page_get_slab(struct page *page) +{ + return (struct slab *)page->lru.prev; +} /* These are the default caches for kmalloc. Custom caches can have other sizes. */ struct cache_sizes malloc_sizes[] = { @@ -1190,11 +1205,7 @@ static void *kmem_getpages(kmem_cache_t *cachep, gfp_t flags, int nodeid) int i; flags |= cachep->gfpflags; - if (likely(nodeid == -1)) { - page = alloc_pages(flags, cachep->gfporder); - } else { - page = alloc_pages_node(nodeid, flags, cachep->gfporder); - } + page = alloc_pages_node(nodeid, flags, cachep->gfporder); if (!page) return NULL; addr = page_address(page); @@ -1368,7 +1379,7 @@ static void check_poison_obj(kmem_cache_t *cachep, void *objp) /* Print some data about the neighboring objects, if they * exist: */ - struct slab *slabp = GET_PAGE_SLAB(virt_to_page(objp)); + struct slab *slabp = page_get_slab(virt_to_page(objp)); int objnr; objnr = (objp-slabp->s_mem)/cachep->objsize; @@ -2138,8 +2149,8 @@ static void set_slab_attr(kmem_cache_t *cachep, struct slab *slabp, void *objp) i = 1 << cachep->gfporder; page = virt_to_page(objp); do { - SET_PAGE_CACHE(page, cachep); - SET_PAGE_SLAB(page, slabp); + page_set_cache(page, cachep); + page_set_slab(page, slabp); page++; } while (--i); } @@ -2269,14 +2280,14 @@ static void *cache_free_debugcheck(kmem_cache_t *cachep, void *objp, kfree_debugcheck(objp); page = virt_to_page(objp); - if (GET_PAGE_CACHE(page) != cachep) { + if (page_get_cache(page) != cachep) { printk(KERN_ERR "mismatch in kmem_cache_free: expected cache %p, got %p\n", - GET_PAGE_CACHE(page),cachep); + page_get_cache(page),cachep); printk(KERN_ERR "%p is %s.\n", cachep, cachep->name); - printk(KERN_ERR "%p is %s.\n", GET_PAGE_CACHE(page), GET_PAGE_CACHE(page)->name); + printk(KERN_ERR "%p is %s.\n", page_get_cache(page), page_get_cache(page)->name); WARN_ON(1); } - slabp = GET_PAGE_SLAB(page); + slabp = page_get_slab(page); if (cachep->flags & SLAB_RED_ZONE) { if (*dbg_redzone1(cachep, objp) != RED_ACTIVE || *dbg_redzone2(cachep, objp) != RED_ACTIVE) { @@ -2628,7 +2639,7 @@ static void free_block(kmem_cache_t *cachep, void **objpp, int nr_objects, int n struct slab *slabp; unsigned int objnr; - slabp = GET_PAGE_SLAB(virt_to_page(objp)); + slabp = page_get_slab(virt_to_page(objp)); l3 = cachep->nodelists[node]; list_del(&slabp->list); objnr = (objp - slabp->s_mem) / cachep->objsize; @@ -2744,7 +2755,7 @@ static inline void __cache_free(kmem_cache_t *cachep, void *objp) #ifdef CONFIG_NUMA { struct slab *slabp; - slabp = GET_PAGE_SLAB(virt_to_page(objp)); + slabp = page_get_slab(virt_to_page(objp)); if (unlikely(slabp->nodeid != numa_node_id())) { struct array_cache *alien = NULL; int nodeid = slabp->nodeid; @@ -2830,7 +2841,7 @@ int fastcall kmem_ptr_validate(kmem_cache_t *cachep, void *ptr) page = virt_to_page(ptr); if (unlikely(!PageSlab(page))) goto out; - if (unlikely(GET_PAGE_CACHE(page) != cachep)) + if (unlikely(page_get_cache(page) != cachep)) goto out; return 1; out: @@ -3026,7 +3037,7 @@ void kfree(const void *objp) return; local_irq_save(flags); kfree_debugcheck(objp); - c = GET_PAGE_CACHE(virt_to_page(objp)); + c = page_get_cache(virt_to_page(objp)); __cache_free(c, (void*)objp); local_irq_restore(flags); } @@ -3596,7 +3607,7 @@ unsigned int ksize(const void *objp) if (unlikely(objp == NULL)) return 0; - return obj_reallen(GET_PAGE_CACHE(virt_to_page(objp))); + return obj_reallen(page_get_cache(virt_to_page(objp))); } diff --git a/trunk/mm/vmscan.c b/trunk/mm/vmscan.c index 135bf8ca96ee..28130541270f 100644 --- a/trunk/mm/vmscan.c +++ b/trunk/mm/vmscan.c @@ -1074,7 +1074,7 @@ static int balance_pgdat(pg_data_t *pgdat, int nr_pages, int order) continue; if (!zone_watermark_ok(zone, order, - zone->pages_high, 0, 0, 0)) { + zone->pages_high, 0, 0)) { end_zone = i; goto scan; } @@ -1111,7 +1111,7 @@ static int balance_pgdat(pg_data_t *pgdat, int nr_pages, int order) if (nr_pages == 0) { /* Not software suspend */ if (!zone_watermark_ok(zone, order, - zone->pages_high, end_zone, 0, 0)) + zone->pages_high, end_zone, 0)) all_zones_ok = 0; } zone->temp_priority = priority; @@ -1259,7 +1259,7 @@ void wakeup_kswapd(struct zone *zone, int order) return; pgdat = zone->zone_pgdat; - if (zone_watermark_ok(zone, order, zone->pages_low, 0, 0, 0)) + if (zone_watermark_ok(zone, order, zone->pages_low, 0, 0)) return; if (pgdat->kswapd_max_order < order) pgdat->kswapd_max_order = order; diff --git a/trunk/scripts/kernel-doc b/trunk/scripts/kernel-doc index 8aaf74e64183..2f45fd2969d0 100755 --- a/trunk/scripts/kernel-doc +++ b/trunk/scripts/kernel-doc @@ -117,6 +117,8 @@ use strict; # struct my_struct { # int a; # int b; +# /* private: */ +# int c; # }; # # All descriptions can be multiline, except the short function description. @@ -1304,6 +1306,12 @@ sub dump_struct($$) { # ignore embedded structs or unions $members =~ s/{.*?}//g; + # ignore members marked private: + $members =~ s/\/\*.*?private:.*?public:.*?\*\///gos; + $members =~ s/\/\*.*?private:.*//gos; + # strip comments: + $members =~ s/\/\*.*?\*\///gos; + create_parameterlist($members, ';', $file); output_declaration($declaration_name, @@ -1329,6 +1337,7 @@ sub dump_enum($$) { my $x = shift; my $file = shift; + $x =~ s@/\*.*?\*/@@gos; # strip comments. if ($x =~ /enum\s+(\w+)\s*{(.*)}/) { $declaration_name = $1; my $members = $2; @@ -1365,6 +1374,7 @@ sub dump_typedef($$) { my $x = shift; my $file = shift; + $x =~ s@/\*.*?\*/@@gos; # strip comments. while (($x =~ /\(*.\)\s*;$/) || ($x =~ /\[*.\]\s*;$/)) { $x =~ s/\(*.\)\s*;$/;/; $x =~ s/\[*.\]\s*;$/;/; @@ -1420,7 +1430,7 @@ sub create_parameterlist($$$) { $type = $arg; $type =~ s/([^\(]+\(\*)$param/$1/; push_parameter($param, $type, $file); - } else { + } elsif ($arg) { $arg =~ s/\s*:\s*/:/g; $arg =~ s/\s*\[/\[/g; @@ -1628,7 +1638,6 @@ sub process_state3_type($$) { my $x = shift; my $file = shift; - $x =~ s@/\*.*?\*/@@gos; # strip comments. $x =~ s@[\r\n]+@ @gos; # strip newlines/cr's. $x =~ s@^\s+@@gos; # strip leading spaces $x =~ s@\s+$@@gos; # strip trailing spaces diff --git a/trunk/sound/oss/ad1848.c b/trunk/sound/oss/ad1848.c index 7c835abd99bc..3f30c57676c1 100644 --- a/trunk/sound/oss/ad1848.c +++ b/trunk/sound/oss/ad1848.c @@ -47,6 +47,7 @@ #include #include #include +#include #include #include #include diff --git a/trunk/sound/oss/cs4281/cs4281m.c b/trunk/sound/oss/cs4281/cs4281m.c index d0d3963e1b83..adc689649fe1 100644 --- a/trunk/sound/oss/cs4281/cs4281m.c +++ b/trunk/sound/oss/cs4281/cs4281m.c @@ -298,6 +298,7 @@ struct cs4281_state { struct cs4281_pipeline pl[CS4281_NUMBER_OF_PIPELINES]; }; +#include #include "cs4281pm-24.c" #if CSDEBUG diff --git a/trunk/sound/oss/maestro.c b/trunk/sound/oss/maestro.c index 3dce504e6d6d..3abd3541cbc7 100644 --- a/trunk/sound/oss/maestro.c +++ b/trunk/sound/oss/maestro.c @@ -231,6 +231,7 @@ #include #include +#include static int maestro_pm_callback(struct pm_dev *dev, pm_request_t rqst, void *d); #include "maestro.h" diff --git a/trunk/sound/oss/nm256_audio.c b/trunk/sound/oss/nm256_audio.c index 66970062eb36..0ce2c404a730 100644 --- a/trunk/sound/oss/nm256_audio.c +++ b/trunk/sound/oss/nm256_audio.c @@ -25,6 +25,7 @@ #include #include #include +#include #include #include #include "sound_config.h" diff --git a/trunk/sound/oss/opl3sa2.c b/trunk/sound/oss/opl3sa2.c index 2efbd865109b..cd41d0e4706a 100644 --- a/trunk/sound/oss/opl3sa2.c +++ b/trunk/sound/oss/opl3sa2.c @@ -70,6 +70,7 @@ #include #include #include +#include #include "sound_config.h" #include "ad1848.h" @@ -138,7 +139,7 @@ typedef struct { struct pnp_dev* pdev; int activated; /* Whether said devices have been activated */ #endif -#ifdef CONFIG_PM +#ifdef CONFIG_PM_LEGACY unsigned int in_suspend; struct pm_dev *pmdev; #endif @@ -341,7 +342,7 @@ static void opl3sa2_mixer_reset(opl3sa2_state_t* devc) } /* Currently only used for power management */ -#ifdef CONFIG_PM +#ifdef CONFIG_PM_LEGACY static void opl3sa2_mixer_restore(opl3sa2_state_t* devc) { if (devc) { @@ -354,7 +355,7 @@ static void opl3sa2_mixer_restore(opl3sa2_state_t* devc) } } } -#endif +#endif /* CONFIG_PM_LEGACY */ static inline void arg_to_vol_mono(unsigned int vol, int* value) { @@ -831,7 +832,8 @@ static struct pnp_driver opl3sa2_driver = { /* End of component functions */ -#ifdef CONFIG_PM +#ifdef CONFIG_PM_LEGACY + static DEFINE_SPINLOCK(opl3sa2_lock); /* Power Management support functions */ @@ -906,7 +908,7 @@ static int opl3sa2_pm_callback(struct pm_dev *pdev, pm_request_t rqst, void *dat } return 0; } -#endif /* CONFIG_PM */ +#endif /* CONFIG_PM_LEGACY */ /* * Install OPL3-SA2 based card(s). @@ -1019,12 +1021,12 @@ static int __init init_opl3sa2(void) /* ewww =) */ opl3sa2_state[card].card = card; -#ifdef CONFIG_PM +#ifdef CONFIG_PM_LEGACY /* register our power management capabilities */ opl3sa2_state[card].pmdev = pm_register(PM_ISA_DEV, card, opl3sa2_pm_callback); if (opl3sa2_state[card].pmdev) opl3sa2_state[card].pmdev->data = &opl3sa2_state[card]; -#endif /* CONFIG_PM */ +#endif /* CONFIG_PM_LEGACY */ /* * Set the Yamaha 3D enhancement mode (aka Ymersion) if asked to and @@ -1081,7 +1083,7 @@ static void __exit cleanup_opl3sa2(void) int card; for(card = 0; card < opl3sa2_cards_num; card++) { -#ifdef CONFIG_PM +#ifdef CONFIG_PM_LEGACY if (opl3sa2_state[card].pmdev) pm_unregister(opl3sa2_state[card].pmdev); #endif