Merge branch 'linus' into cpus4096

arch/arm/mach-imx/clock.c

@@ -23,7 +23,7 @@
 #include <linux/err.h>
 #include <linux/io.h>
 
-#include <mach/imx-regs.h>
+#include <mach/hardware.h>
 
 /*
  * Very simple approach: We can't disable clocks, so we do

arch/arm/mach-imx/generic.c

@@ -245,11 +245,11 @@ void __init imx_set_mmc_info(struct imxmmc_platform_data *info)
 	imx_mmc_device.dev.platform_data = info;
 }
 
-static struct imxfb_mach_info imx_fb_info;
+static struct imx_fb_platform_data imx_fb_info;
 
-void __init set_imx_fb_info(struct imxfb_mach_info *hard_imx_fb_info)
+void __init set_imx_fb_info(struct imx_fb_platform_data *hard_imx_fb_info)
 {
-	memcpy(&imx_fb_info,hard_imx_fb_info,sizeof(struct imxfb_mach_info));
+	memcpy(&imx_fb_info,hard_imx_fb_info,sizeof(struct imx_fb_platform_data));
 }
 
 static struct resource imxfb_resources[] = {

arch/arm/mach-imx/include/mach/imx-regs.h

@@ -373,110 +373,4 @@
 #define TSTAT_CAPT         (1<<1)
 #define TSTAT_COMP         (1<<0)
 
-/*
- * LCD Controller
- */
-
-#define LCDC_SSA	__REG(IMX_LCDC_BASE+0x00)
-
-#define LCDC_SIZE	__REG(IMX_LCDC_BASE+0x04)
-#define SIZE_XMAX(x)	((((x) >> 4) & 0x3f) << 20)
-#define SIZE_YMAX(y)    ( (y) & 0x1ff )
-
-#define LCDC_VPW	__REG(IMX_LCDC_BASE+0x08)
-#define VPW_VPW(x)	( (x) & 0x3ff )
-
-#define LCDC_CPOS	__REG(IMX_LCDC_BASE+0x0C)
-#define CPOS_CC1        (1<<31)
-#define CPOS_CC0        (1<<30)
-#define CPOS_OP         (1<<28)
-#define CPOS_CXP(x)     (((x) & 3ff) << 16)
-#define CPOS_CYP(y)     ((y) & 0x1ff)
-
-#define LCDC_LCWHB	__REG(IMX_LCDC_BASE+0x10)
-#define LCWHB_BK_EN     (1<<31)
-#define LCWHB_CW(w)     (((w) & 0x1f) << 24)
-#define LCWHB_CH(h)     (((h) & 0x1f) << 16)
-#define LCWHB_BD(x)     ((x) & 0xff)
-
-#define LCDC_LCHCC	__REG(IMX_LCDC_BASE+0x14)
-#define LCHCC_CUR_COL_R(r) (((r) & 0x1f) << 11)
-#define LCHCC_CUR_COL_G(g) (((g) & 0x3f) << 5)
-#define LCHCC_CUR_COL_B(b) ((b) & 0x1f)
-
-#define LCDC_PCR	__REG(IMX_LCDC_BASE+0x18)
-#define PCR_TFT         (1<<31)
-#define PCR_COLOR       (1<<30)
-#define PCR_PBSIZ_1     (0<<28)
-#define PCR_PBSIZ_2     (1<<28)
-#define PCR_PBSIZ_4     (2<<28)
-#define PCR_PBSIZ_8     (3<<28)
-#define PCR_BPIX_1      (0<<25)
-#define PCR_BPIX_2      (1<<25)
-#define PCR_BPIX_4      (2<<25)
-#define PCR_BPIX_8      (3<<25)
-#define PCR_BPIX_12     (4<<25)
-#define PCR_BPIX_16     (4<<25)
-#define PCR_PIXPOL      (1<<24)
-#define PCR_FLMPOL      (1<<23)
-#define PCR_LPPOL       (1<<22)
-#define PCR_CLKPOL      (1<<21)
-#define PCR_OEPOL       (1<<20)
-#define PCR_SCLKIDLE    (1<<19)
-#define PCR_END_SEL     (1<<18)
-#define PCR_END_BYTE_SWAP (1<<17)
-#define PCR_REV_VS      (1<<16)
-#define PCR_ACD_SEL     (1<<15)
-#define PCR_ACD(x)      (((x) & 0x7f) << 8)
-#define PCR_SCLK_SEL    (1<<7)
-#define PCR_SHARP       (1<<6)
-#define PCR_PCD(x)      ((x) & 0x3f)
-
-#define LCDC_HCR	__REG(IMX_LCDC_BASE+0x1C)
-#define HCR_H_WIDTH(x)  (((x) & 0x3f) << 26)
-#define HCR_H_WAIT_1(x) (((x) & 0xff) << 8)
-#define HCR_H_WAIT_2(x) ((x) & 0xff)
-
-#define LCDC_VCR	__REG(IMX_LCDC_BASE+0x20)
-#define VCR_V_WIDTH(x)  (((x) & 0x3f) << 26)
-#define VCR_V_WAIT_1(x) (((x) & 0xff) << 8)
-#define VCR_V_WAIT_2(x) ((x) & 0xff)
-
-#define LCDC_POS	__REG(IMX_LCDC_BASE+0x24)
-#define POS_POS(x)      ((x) & 1f)
-
-#define LCDC_LSCR1	__REG(IMX_LCDC_BASE+0x28)
-#define LSCR1_PS_RISE_DELAY(x)    (((x) & 0x7f) << 26)
-#define LSCR1_CLS_RISE_DELAY(x)   (((x) & 0x3f) << 16)
-#define LSCR1_REV_TOGGLE_DELAY(x) (((x) & 0xf) << 8)
-#define LSCR1_GRAY2(x)            (((x) & 0xf) << 4)
-#define LSCR1_GRAY1(x)            (((x) & 0xf))
-
-#define LCDC_PWMR	__REG(IMX_LCDC_BASE+0x2C)
-#define PWMR_CLS(x)     (((x) & 0x1ff) << 16)
-#define PWMR_LDMSK      (1<<15)
-#define PWMR_SCR1       (1<<10)
-#define PWMR_SCR0       (1<<9)
-#define PWMR_CC_EN      (1<<8)
-#define PWMR_PW(x)      ((x) & 0xff)
-
-#define LCDC_DMACR	__REG(IMX_LCDC_BASE+0x30)
-#define DMACR_BURST     (1<<31)
-#define DMACR_HM(x)     (((x) & 0xf) << 16)
-#define DMACR_TM(x)     ((x) &0xf)
-
-#define LCDC_RMCR	__REG(IMX_LCDC_BASE+0x34)
-#define RMCR_LCDC_EN		(1<<1)
-#define RMCR_SELF_REF		(1<<0)
-
-#define LCDC_LCDICR	__REG(IMX_LCDC_BASE+0x38)
-#define LCDICR_INT_SYN  (1<<2)
-#define LCDICR_INT_CON  (1)
-
-#define LCDC_LCDISR	__REG(IMX_LCDC_BASE+0x40)
-#define LCDISR_UDR_ERR (1<<3)
-#define LCDISR_ERR_RES (1<<2)
-#define LCDISR_EOF     (1<<1)
-#define LCDISR_BOF     (1<<0)
-
 #endif				// _IMX_REGS_H

arch/arm/mach-w90x900/mach-w90p910evb.c

@@ -29,6 +29,7 @@
 #include <asm/mach-types.h>
 
 #include <mach/regs-serial.h>
+#include <mach/map.h>
 
 #include "cpu.h"
 

arch/arm/mach-w90x900/time.c

@@ -28,7 +28,6 @@
 #include <asm/mach/irq.h>
 #include <asm/mach/time.h>
 
-#include <mach/system.h>
 #include <mach/map.h>
 #include <mach/regs-timer.h>
 

arch/arm/mm/proc-syms.c

@@ -27,6 +27,7 @@ EXPORT_SYMBOL(__cpuc_flush_kern_all);
 EXPORT_SYMBOL(__cpuc_flush_user_all);
 EXPORT_SYMBOL(__cpuc_flush_user_range);
 EXPORT_SYMBOL(__cpuc_coherent_kern_range);
+EXPORT_SYMBOL(dmac_inv_range);  /* because of flush_ioremap_region() */
 #else
 EXPORT_SYMBOL(cpu_cache);
 #endif

arch/m68k/amiga/amiints.c

@@ -72,10 +72,14 @@ static struct irq_controller amiga_irq_controller = {
 
 void __init amiga_init_IRQ(void)
 {
-	request_irq(IRQ_AUTO_1, ami_int1, 0, "int1", NULL);
-	request_irq(IRQ_AUTO_3, ami_int3, 0, "int3", NULL);
-	request_irq(IRQ_AUTO_4, ami_int4, 0, "int4", NULL);
-	request_irq(IRQ_AUTO_5, ami_int5, 0, "int5", NULL);
+	if (request_irq(IRQ_AUTO_1, ami_int1, 0, "int1", NULL))
+		pr_err("Couldn't register int%d\n", 1);
+	if (request_irq(IRQ_AUTO_3, ami_int3, 0, "int3", NULL))
+		pr_err("Couldn't register int%d\n", 3);
+	if (request_irq(IRQ_AUTO_4, ami_int4, 0, "int4", NULL))
+		pr_err("Couldn't register int%d\n", 4);
+	if (request_irq(IRQ_AUTO_5, ami_int5, 0, "int5", NULL))
+		pr_err("Couldn't register int%d\n", 5);
 
 	m68k_setup_irq_controller(&amiga_irq_controller, IRQ_USER, AMI_STD_IRQS);
 

arch/m68k/amiga/cia.c

@@ -176,5 +176,7 @@ void __init cia_init_IRQ(struct ciabase *base)
 	/* override auto int and install CIA handler */
 	m68k_setup_irq_controller(&auto_irq_controller, base->handler_irq, 1);
 	m68k_irq_startup(base->handler_irq);
-	request_irq(base->handler_irq, cia_handler, IRQF_SHARED, base->name, base);
+	if (request_irq(base->handler_irq, cia_handler, IRQF_SHARED,
+			base->name, base))
+		pr_err("Couldn't register %s interrupt\n", base->name);
 }

arch/m68k/amiga/config.c

@@ -493,7 +493,8 @@ static void __init amiga_sched_init(irq_handler_t timer_routine)
 	 * Please don't change this to use ciaa, as it interferes with the
 	 * SCSI code. We'll have to take a look at this later
 	 */
-	request_irq(IRQ_AMIGA_CIAB_TA, timer_routine, 0, "timer", NULL);
+	if (request_irq(IRQ_AMIGA_CIAB_TA, timer_routine, 0, "timer", NULL))
+		pr_err("Couldn't register timer interrupt\n");
 	/* start timer */
 	ciab.cra |= 0x11;
 }

arch/m68k/apollo/config.c

@@ -31,10 +31,6 @@ extern unsigned long dn_gettimeoffset(void);
 extern int dn_dummy_hwclk(int, struct rtc_time *);
 extern int dn_dummy_set_clock_mmss(unsigned long);
 extern void dn_dummy_reset(void);
-extern void dn_dummy_waitbut(void);
-extern struct fb_info *dn_fb_init(long *);
-extern void dn_dummy_debug_init(void);
-extern irqreturn_t dn_process_int(int irq, struct pt_regs *fp);
 #ifdef CONFIG_HEARTBEAT
 static void dn_heartbeat(int on);
 #endif
@@ -204,7 +200,8 @@ void dn_sched_init(irq_handler_t timer_routine)
 	printk("*(0x10803) %02x\n",*(volatile unsigned char *)(timer+0x3));
 #endif
 
-	request_irq(IRQ_APOLLO, dn_timer_int, 0, "time", timer_routine);
+	if (request_irq(IRQ_APOLLO, dn_timer_int, 0, "time", timer_routine))
+		pr_err("Couldn't register timer interrupt\n");
 }
 
 unsigned long dn_gettimeoffset(void) {

arch/m68k/atari/atakeyb.c

@@ -33,7 +33,6 @@
 #include <asm/atari_joystick.h>
 #include <asm/irq.h>
 
-extern unsigned int keymap_count;
 
 /* Hook for MIDI serial driver */
 void (*atari_MIDI_interrupt_hook) (void);
@@ -567,14 +566,19 @@ static int atari_keyb_done = 0;
 
 int atari_keyb_init(void)
 {
+	int error;
+
 	if (atari_keyb_done)
 		return 0;
 
 	kb_state.state = KEYBOARD;
 	kb_state.len = 0;
 
-	request_irq(IRQ_MFP_ACIA, atari_keyboard_interrupt, IRQ_TYPE_SLOW,
-		    "keyboard/mouse/MIDI", atari_keyboard_interrupt);
+	error = request_irq(IRQ_MFP_ACIA, atari_keyboard_interrupt,
+			    IRQ_TYPE_SLOW, "keyboard/mouse/MIDI",
+			    atari_keyboard_interrupt);
+	if (error)
+		return error;
 
 	atari_turnoff_irq(IRQ_MFP_ACIA);
 	do {

arch/m68k/atari/stdma.c

@@ -179,8 +179,9 @@ EXPORT_SYMBOL(stdma_islocked);
 void __init stdma_init(void)
 {
 	stdma_isr = NULL;
-	request_irq(IRQ_MFP_FDC, stdma_int, IRQ_TYPE_SLOW | IRQF_SHARED,
-	            "ST-DMA: floppy/ACSI/IDE/Falcon-SCSI", stdma_int);
+	if (request_irq(IRQ_MFP_FDC, stdma_int, IRQ_TYPE_SLOW | IRQF_SHARED,
+			"ST-DMA: floppy/ACSI/IDE/Falcon-SCSI", stdma_int))
+		pr_err("Couldn't register ST-DMA interrupt\n");
 }
 
 

arch/m68k/atari/time.c

@@ -31,8 +31,9 @@ atari_sched_init(irq_handler_t timer_routine)
     /* start timer C, div = 1:100 */
     mfp.tim_ct_cd = (mfp.tim_ct_cd & 15) | 0x60;
     /* install interrupt service routine for MFP Timer C */
-    request_irq(IRQ_MFP_TIMC, timer_routine, IRQ_TYPE_SLOW,
-                "timer", timer_routine);
+    if (request_irq(IRQ_MFP_TIMC, timer_routine, IRQ_TYPE_SLOW,
+		    "timer", timer_routine))
+	pr_err("Couldn't register timer interrupt\n");
 }
 
 /* ++andreas: gettimeoffset fixed to check for pending interrupt */

arch/m68k/bvme6000/config.c

@@ -43,7 +43,6 @@ extern unsigned long bvme6000_gettimeoffset (void);
 extern int bvme6000_hwclk (int, struct rtc_time *);
 extern int bvme6000_set_clock_mmss (unsigned long);
 extern void bvme6000_reset (void);
-extern void bvme6000_waitbut(void);
 void bvme6000_set_vectors (void);
 
 /* Save tick handler routine pointer, will point to do_timer() in

arch/m68k/hp300/time.c

@@ -70,7 +70,8 @@ void __init hp300_sched_init(irq_handler_t vector)
 
   asm volatile(" movpw %0,%1@(5)" : : "d" (INTVAL), "a" (CLOCKBASE));
 
-  request_irq(IRQ_AUTO_6, hp300_tick, IRQ_FLG_STD, "timer tick", vector);
+  if (request_irq(IRQ_AUTO_6, hp300_tick, IRQ_FLG_STD, "timer tick", vector))
+    pr_err("Couldn't register timer interrupt\n");
 
   out_8(CLOCKBASE + CLKCR2, 0x1);		/* select CR1 */
   out_8(CLOCKBASE + CLKCR1, 0x40);		/* enable irq */

arch/m68k/kernel/.gitignore

@@ -0,0 +1 @@
+vmlinux.lds

arch/m68k/kernel/entry.S

@@ -424,7 +424,7 @@ resume:
 .data
 ALIGN
 sys_call_table:
-	.long sys_ni_syscall	/* 0  -  old "setup()" system call*/
+	.long sys_restart_syscall	/* 0 - old "setup()" system call, used for restarting */
 	.long sys_exit
 	.long sys_fork
 	.long sys_read

arch/m68k/kernel/setup.c

@@ -26,6 +26,7 @@
 #include <linux/initrd.h>
 
 #include <asm/bootinfo.h>
+#include <asm/sections.h>
 #include <asm/setup.h>
 #include <asm/fpu.h>
 #include <asm/irq.h>
@@ -62,7 +63,6 @@ EXPORT_SYMBOL(vme_brdtype);
 int m68k_is040or060;
 EXPORT_SYMBOL(m68k_is040or060);
 
-extern int end;
 extern unsigned long availmem;
 
 int m68k_num_memory;
@@ -215,11 +215,10 @@ static void __init m68k_parse_bootinfo(const struct bi_record *record)
 
 void __init setup_arch(char **cmdline_p)
 {
-	extern int _etext, _edata, _end;
 	int i;
 
 	/* The bootinfo is located right after the kernel bss */
-	m68k_parse_bootinfo((const struct bi_record *)&_end);
+	m68k_parse_bootinfo((const struct bi_record *)_end);
 
 	if (CPU_IS_040)
 		m68k_is040or060 = 4;
@@ -252,9 +251,9 @@ void __init setup_arch(char **cmdline_p)
 	}
 
 	init_mm.start_code = PAGE_OFFSET;
-	init_mm.end_code = (unsigned long) &_etext;
-	init_mm.end_data = (unsigned long) &_edata;
-	init_mm.brk = (unsigned long) &_end;
+	init_mm.end_code = (unsigned long)_etext;
+	init_mm.end_data = (unsigned long)_edata;
+	init_mm.brk = (unsigned long)_end;
 
 	*cmdline_p = m68k_command_line;
 	memcpy(boot_command_line, *cmdline_p, CL_SIZE);

arch/m68k/kernel/signal.c

@@ -326,6 +326,9 @@ restore_sigcontext(struct pt_regs *regs, struct sigcontext __user *usc, void __u
 	struct sigcontext context;
 	int err;
 
+	/* Always make any pending restarted system calls return -EINTR */
+	current_thread_info()->restart_block.fn = do_no_restart_syscall;
+
 	/* get previous context */
 	if (copy_from_user(&context, usc, sizeof(context)))
 		goto badframe;
@@ -411,6 +414,9 @@ rt_restore_ucontext(struct pt_regs *regs, struct switch_stack *sw,
 	unsigned long usp;
 	int err;
 
+	/* Always make any pending restarted system calls return -EINTR */
+	current_thread_info()->restart_block.fn = do_no_restart_syscall;
+
 	err = __get_user(temp, &uc->uc_mcontext.version);
 	if (temp != MCONTEXT_VERSION)
 		goto badframe;
@@ -937,6 +943,15 @@ handle_restart(struct pt_regs *regs, struct k_sigaction *ka, int has_handler)
 		regs->d0 = -EINTR;
 		break;
 
+	case -ERESTART_RESTARTBLOCK:
+		if (!has_handler) {
+			regs->d0 = __NR_restart_syscall;
+			regs->pc -= 2;
+			break;
+		}
+		regs->d0 = -EINTR;
+		break;
+
 	case -ERESTARTSYS:
 		if (has_handler && !(ka->sa.sa_flags & SA_RESTART)) {
 			regs->d0 = -EINTR;

arch/m68k/kernel/vmlinux-sun3.lds

@@ -33,6 +33,7 @@ SECTIONS
 	} :data
   /* End of data goes *here* so that freeing init code works properly. */
   _edata = .;
+  NOTES
 
   /* will be freed after init */
   . = ALIGN(PAGE_SIZE);	/* Init code and data */

arch/m68k/mac/baboon.c

@@ -92,7 +92,8 @@ static irqreturn_t baboon_irq(int irq, void *dev_id)
 void __init baboon_register_interrupts(void)
 {
 	baboon_disabled = 0;
-	request_irq(IRQ_NUBUS_C, baboon_irq, 0, "baboon", (void *)baboon);
+	if (request_irq(IRQ_NUBUS_C, baboon_irq, 0, "baboon", (void *)baboon))
+		pr_err("Couldn't register baboon interrupt\n");
 }
 
 /*