---

yaml --- r: 4054 b: refs/heads/master c: 26705ca h: refs/heads/master v: v3
git-mirror · Jul 1, 2005 · a9acb91 · a9acb91
1 parent 70e4f31
commit a9acb91
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Showing 10 changed files with 50 additions and 8 deletions.
diff --git a/[refs] b/[refs]
@@ -1,2 +1,2 @@
 ---
-refs/heads/master: 44f8e1a20cf3afe10a3744bd9317808a39a242bb
+refs/heads/master: 26705ca46bdf81113cc6729eb12b9eee2263bbfc
diff --git a/trunk/arch/alpha/kernel/irq_alpha.c b/trunk/arch/alpha/kernel/irq_alpha.c
@@ -55,8 +55,6 @@ do_entInt(unsigned long type, unsigned long vector,
 #ifdef CONFIG_SMP
 	  {
 		long cpu;
-
-		local_irq_disable();
 		smp_percpu_timer_interrupt(regs);
 		cpu = smp_processor_id();
 		if (cpu != boot_cpuid) {

diff --git a/trunk/arch/alpha/kernel/traps.c b/trunk/arch/alpha/kernel/traps.c
@@ -240,7 +240,7 @@ do_entIF(unsigned long type, struct pt_regs *regs)
 	siginfo_t info;
 	int signo, code;
 
-	if ((regs->ps & ~IPL_MAX) == 0) {
+	if (regs->ps == 0) {
 		if (type == 1) {
 			const unsigned int *data
 			  = (const unsigned int *) regs->pc;

diff --git a/trunk/arch/arm/mach-pxa/Makefile b/trunk/arch/arm/mach-pxa/Makefile
@@ -24,3 +24,7 @@ obj-$(CONFIG_LEDS) += $(led-y)
 
 # Misc features
 obj-$(CONFIG_PM) += pm.o sleep.o
+
+ifeq ($(CONFIG_PXA27x),y)
+obj-$(CONFIG_PM) += standby.o
+endif
diff --git a/trunk/arch/arm/mach-pxa/pxa27x.c b/trunk/arch/arm/mach-pxa/pxa27x.c
@@ -126,6 +126,7 @@ int pxa_cpu_pm_prepare(suspend_state_t state)
 {
 	switch (state) {
 	case PM_SUSPEND_MEM:
+	case PM_SUSPEND_STANDBY:
 		return 0;
 	default:
 		return -EINVAL;
@@ -138,7 +139,10 @@ void pxa_cpu_pm_enter(suspend_state_t state)
 	extern void pxa_cpu_suspend(unsigned int);
 	extern void pxa_cpu_resume(void);
 
-	CKEN = CKEN22_MEMC | CKEN9_OSTIMER;
+	if (state == PM_SUSPEND_STANDBY)
+		CKEN = CKEN22_MEMC | CKEN9_OSTIMER | CKEN16_LCD |CKEN0_PWM0;
+	else
+		CKEN = CKEN22_MEMC | CKEN9_OSTIMER;
 
 	/* ensure voltage-change sequencer not initiated, which hangs */
 	PCFR &= ~PCFR_FVC;
@@ -147,6 +151,9 @@ void pxa_cpu_pm_enter(suspend_state_t state)
 	PEDR = 0xDF12FE1B;
 
 	switch (state) {
+	case PM_SUSPEND_STANDBY:
+		pxa_cpu_standby();
+		break;
 	case PM_SUSPEND_MEM:
 		/* set resume return address */
 		PSPR = virt_to_phys(pxa_cpu_resume);

diff --git a/trunk/arch/arm/mach-pxa/standby.S b/trunk/arch/arm/mach-pxa/standby.S
@@ -0,0 +1,32 @@
+/*
+ * PXA27x standby mode
+ *
+ * Author: David Burrage
+ *
+ * 2005 (c) MontaVista Software, Inc. 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 kind, whether express
+ * or implied.
+ */
+
+#include <linux/config.h>
+#include <linux/linkage.h>
+#include <asm/assembler.h>
+#include <asm/hardware.h>
+
+#include <asm/arch/pxa-regs.h>
+
+		.text
+
+ENTRY(pxa_cpu_standby)
+	ldr	r0, =PSSR
+	mov	r1, #(PSSR_PH | PSSR_STS)
+	mov	r2, #2
+	mov	r3, #UNCACHED_PHYS_0	@ Read mem context in.
+	ldr	ip, [r3]
+	b	1f
+
+	.align	5
+1:	mcr	p14, 0, r2, c7, c0, 0	@ put the system into Standby
+	str	r1, [r0]		@ make sure PSSR_PH/STS are clear
+	mov	pc, lr
diff --git a/trunk/drivers/acpi/pci_irq.c b/trunk/drivers/acpi/pci_irq.c
@@ -433,7 +433,7 @@ acpi_pci_irq_enable (
 		printk(KERN_WARNING PREFIX "PCI Interrupt %s[%c]: no GSI",
 			pci_name(dev), ('A' + pin));
 		/* Interrupt Line values above 0xF are forbidden */
-		if (dev->irq > 0 && (dev->irq <= 0xF)) {
+		if (dev->irq >= 0 && (dev->irq <= 0xF)) {
 			printk(" - using IRQ %d\n", dev->irq);
 			acpi_register_gsi(dev->irq, ACPI_LEVEL_SENSITIVE, ACPI_ACTIVE_LOW);
 			return_VALUE(0);

diff --git a/trunk/fs/fat/cache.c b/trunk/fs/fat/cache.c
@@ -56,7 +56,7 @@ int __init fat_cache_init(void)
 	return 0;
 }
 
-void fat_cache_destroy(void)
+void __exit fat_cache_destroy(void)
 {
 	if (kmem_cache_destroy(fat_cache_cachep))
 		printk(KERN_INFO "fat_cache: not all structures were freed\n");

diff --git a/trunk/fs/fat/inode.c b/trunk/fs/fat/inode.c
@@ -1327,7 +1327,7 @@ int fat_fill_super(struct super_block *sb, void *data, int silent,
 EXPORT_SYMBOL(fat_fill_super);
 
 int __init fat_cache_init(void);
-void fat_cache_destroy(void);
+void __exit fat_cache_destroy(void);
 
 static int __init init_fat_fs(void)
 {

diff --git a/trunk/include/asm-arm/arch-pxa/pxa-regs.h b/trunk/include/asm-arm/arch-pxa/pxa-regs.h
@@ -1505,6 +1505,7 @@
 #define PSSR_OTGPH	(1 << 6)	/* OTG Peripheral control Hold */
 #define PSSR_RDH	(1 << 5)	/* Read Disable Hold */
 #define PSSR_PH		(1 << 4)	/* Peripheral Control Hold */
+#define PSSR_STS	(1 << 3)	/* Standby Mode Status */
 #define PSSR_VFS	(1 << 2)	/* VDD Fault Status */
 #define PSSR_BFS	(1 << 1)	/* Battery Fault Status */
 #define PSSR_SSS	(1 << 0)	/* Software Sleep Status */