Merge master.kernel.org:/home/rmk/linux-2.6-arm

10 files changed, 59 insertions, 35 deletions

diff --git a/arch/arm/boot/compressed/head-shark.S b/arch/arm/boot/compressed/head-shark.S
index 848f60e5429..089c560e07f 100644
--- a/arch/arm/boot/compressed/head-shark.S
+++ b/arch/arm/boot/compressed/head-shark.S
@@ -63,8 +63,8 @@ __beginning:	mov	r4, r0				@ save the entry to the firmware
 
                 mov     pc, r2
 
-__copy_target:  .long   0x08508000
-__copy_end:     .long   0x08608000
+__copy_target:  .long   0x08507FFC
+__copy_end:     .long   0x08607FFC
                 
                 .word   _start
                 .word   __bss_start
@@ -73,9 +73,10 @@ __copy_end:	.long	0x08608000
 __temp_stack:   .space 128
 
 __mmu_off:
-                adr     r0, __ofw_data
+                adr     r0, __ofw_data                  @ read the 1. entry of the memory map
                 ldr     r0, [r0, #4]
                 orr     r0, r0, #0x00600000
+                sub     r0, r0, #4
         
                 ldr     r1, __copy_end
                 ldr     r3, __copy_target
@@ -89,20 +90,43 @@ __mmu_off:
  * from 0x08500000 to 0x08508000 if we have only 8MB
  */
 
+/* As we get more 2.6-kernels it gets more and more
+ * uncomfortable to be bound to kernel images of 1MB only.
+ * So we add a loop here, to be able to copy some more.
+ * Alexander Schulz 2005-07-17
+ */
+
+                mov     r4, #3                          @ How many megabytes to copy
+
+
+__MoveCode:     sub     r4, r4, #1
         
 __Copy:         ldr     r2, [r0], #-4
                 str     r2, [r1], #-4
                 teq     r1, r3
                 bne     __Copy
+
+                /* The firmware maps us in blocks of 1 MB, the next block is
+                   _below_ the last one. So our decrementing source pointer
+                   ist right here, but the destination pointer must be increased
+                   by 2 MB */
+                add     r1, r1, #0x00200000
+                add     r3, r3, #0x00100000
+
+                teq     r4, #0
+                bne     __MoveCode
+
+
                 /* and jump to it */
-                adr     r2, __go_on
-                adr     r0, __ofw_data
+                adr     r2, __go_on                     @ where we want to jump
+                adr     r0, __ofw_data                  @ read the 1. entry of the memory map
                 ldr     r0, [r0, #4]
-                sub     r2, r2, r0
-                sub     r2, r2, #0x00500000
-                ldr     r0, __copy_target
+                sub     r2, r2, r0                      @ we are mapped add 0e50 now, sub that (-0e00)
+                sub     r2, r2, #0x00500000             @ -0050
+                ldr     r0, __copy_target               @ and add 0850 8000 instead
+                add     r0, r0, #4
                 add     r2, r2, r0
-                mov     pc, r2
+                mov     pc, r2                          @ and jump there
 
 __go_on:
                 adr     sp, __temp_stack
diff --git a/arch/arm/kernel/smp.c b/arch/arm/kernel/smp.c
index 7ae45c3fc83..295e0a8379c 100644
--- a/arch/arm/kernel/smp.c
+++ b/arch/arm/kernel/smp.c
@@ -78,7 +78,7 @@ struct smp_call_struct {
 static struct smp_call_struct * volatile smp_call_function_data;
 static DEFINE_SPINLOCK(smp_call_function_lock);
 
-int __init __cpu_up(unsigned int cpu)
+int __cpuinit __cpu_up(unsigned int cpu)
 {
         struct task_struct *idle;
         pgd_t *pgd;
@@ -159,7 +159,7 @@ int __init __cpu_up(unsigned int cpu)
  * This is the secondary CPU boot entry.  We're using this CPUs
  * idle thread stack, but a set of temporary page tables.
  */
-asmlinkage void __init secondary_start_kernel(void)
+asmlinkage void __cpuinit secondary_start_kernel(void)
 {
         struct mm_struct *mm = &init_mm;
         unsigned int cpu = smp_processor_id();
@@ -209,7 +209,7 @@ asmlinkage void __init secondary_start_kernel(void)
  * Called by both boot and secondaries to move global data into
  * per-processor storage.
  */
-void __init smp_store_cpu_info(unsigned int cpuid)
+void __cpuinit smp_store_cpu_info(unsigned int cpuid)
 {
         struct cpuinfo_arm *cpu_info = &per_cpu(cpu_data, cpuid);
 
diff --git a/arch/arm/mach-integrator/platsmp.c b/arch/arm/mach-integrator/platsmp.c
index 2ba02577709..aecf47ba033 100644
--- a/arch/arm/mach-integrator/platsmp.c
+++ b/arch/arm/mach-integrator/platsmp.c
@@ -27,12 +27,12 @@ extern void integrator_secondary_startup(void);
  * control for which core is the next to come out of the secondary
  * boot "holding pen"
  */
-volatile int __initdata pen_release = -1;
-unsigned long __initdata phys_pen_release = 0;
+volatile int __cpuinitdata pen_release = -1;
+unsigned long __cpuinitdata phys_pen_release = 0;
 
 static DEFINE_SPINLOCK(boot_lock);
 
-void __init platform_secondary_init(unsigned int cpu)
+void __cpuinit platform_secondary_init(unsigned int cpu)
 {
         /*
          * the primary core may have used a "cross call" soft interrupt
@@ -61,7 +61,7 @@ void __init platform_secondary_init(unsigned int cpu)
         spin_unlock(&boot_lock);
 }
 
-int __init boot_secondary(unsigned int cpu, struct task_struct *idle)
+int __cpuinit boot_secondary(unsigned int cpu, struct task_struct *idle)
 {
         unsigned long timeout;
 
diff --git a/arch/arm/mach-s3c2410/dma.c b/arch/arm/mach-s3c2410/dma.c
index c7c28890d40..65feaf20d23 100644
--- a/arch/arm/mach-s3c2410/dma.c
+++ b/arch/arm/mach-s3c2410/dma.c
@@ -436,7 +436,7 @@ int s3c2410_dma_enqueue(unsigned int channel, void *id,
 
         buf = kmem_cache_alloc(dma_kmem, GFP_ATOMIC);
         if (buf == NULL) {
-                pr_debug("%s: out of memory (%d alloc)\n",
+                pr_debug("%s: out of memory (%ld alloc)\n",
                          __FUNCTION__, sizeof(*buf));
                 return -ENOMEM;
         }
diff --git a/arch/arm/nwfpe/fpa11.h b/arch/arm/nwfpe/fpa11.h
index 45cc65426a2..e4a61aea534 100644
--- a/arch/arm/nwfpe/fpa11.h
+++ b/arch/arm/nwfpe/fpa11.h
@@ -29,9 +29,7 @@
  * stack+task struct.  Use the same method as 'current' uses to
  * reach them.
  */
-register unsigned long *user_registers asm("sl");
-
-#define GET_USERREG() (user_registers)
+#define GET_USERREG() ((struct pt_regs *)(THREAD_START_SP + (unsigned long)current_thread_info()) - 1)
 
 #include <linux/config.h>
 #include <linux/thread_info.h>
diff --git a/arch/arm/nwfpe/fpmodule.c b/arch/arm/nwfpe/fpmodule.c
index a8efcf34888..12885f31d34 100644
--- a/arch/arm/nwfpe/fpmodule.c
+++ b/arch/arm/nwfpe/fpmodule.c
@@ -132,7 +132,7 @@ void float_raise(signed char flags)
         printk(KERN_DEBUG
                "NWFPE: %s[%d] takes exception %08x at %p from %08lx\n",
                current->comm, current->pid, flags,
-               __builtin_return_address(0), GET_USERREG()[15]);
+               __builtin_return_address(0), GET_USERREG()->ARM_pc);
 #endif
 
         /* Keep SoftFloat exception flags up to date.  */
diff --git a/arch/arm/nwfpe/fpmodule.inl b/arch/arm/nwfpe/fpmodule.inl
index e5f59e9a302..2c39ad408f2 100644
--- a/arch/arm/nwfpe/fpmodule.inl
+++ b/arch/arm/nwfpe/fpmodule.inl
@@ -28,8 +28,8 @@ static inline unsigned long readRegister(const unsigned int nReg)
            for this in this routine.  LDF/STF instructions with Rn = PC
            depend on the PC being correct, as they use PC+8 in their
            address calculations. */
-        unsigned long *userRegisters = GET_USERREG();
-        unsigned int val = userRegisters[nReg];
+        struct pt_regs *regs = GET_USERREG();
+        unsigned int val = regs->uregs[nReg];
         if (REG_PC == nReg)
                 val -= 4;
         return val;
@@ -38,8 +38,8 @@ static inline unsigned long readRegister(const unsigned int nReg)
 static inline void
 writeRegister(const unsigned int nReg, const unsigned long val)
 {
-        unsigned long *userRegisters = GET_USERREG();
-        userRegisters[nReg] = val;
+        struct pt_regs *regs = GET_USERREG();
+        regs->uregs[nReg] = val;
 }
 
 static inline unsigned long readCPSR(void)
@@ -63,12 +63,12 @@ static inline unsigned long readConditionCodes(void)
 
 static inline void writeConditionCodes(const unsigned long val)
 {
-        unsigned long *userRegisters = GET_USERREG();
+        struct pt_regs *regs = GET_USERREG();
         unsigned long rval;
         /*
          * Operate directly on userRegisters since
          * the CPSR may be the PC register itself.
          */
-        rval = userRegisters[REG_CPSR] & ~CC_MASK;
-        userRegisters[REG_CPSR] = rval | (val & CC_MASK);
+        rval = regs->ARM_cpsr & ~CC_MASK;
+        regs->ARM_cpsr = rval | (val & CC_MASK);
 }
diff --git a/drivers/video/imxfb.c b/drivers/video/imxfb.c
index 8fe1c12a17b..cabd53cec99 100644
--- a/drivers/video/imxfb.c
+++ b/drivers/video/imxfb.c
@@ -249,9 +249,6 @@ static void imxfb_enable_controller(struct imxfb_info *fbi)
         /* disable hardware cursor */
         LCDC_CPOS       &= ~(CPOS_CC0 | CPOS_CC1);
 
-        /* fixed burst length (see erratum 11) */
-        LCDC_DMACR = DMACR_BURST | DMACR_HM(8) | DMACR_TM(2);
-
         LCDC_RMCR = RMCR_LCDC_EN;
 
         if(fbi->backlight_power)
@@ -359,6 +356,7 @@ static int imxfb_activate_var(struct fb_var_screeninfo *var, struct fb_info *inf
         LCDC_PCR        = fbi->pcr;
         LCDC_PWMR       = fbi->pwmr;
         LCDC_LSCR1      = fbi->lscr1;
+        LCDC_DMACR      = fbi->dmacr;
 
         return 0;
 }
@@ -509,6 +507,7 @@ static int __init imxfb_init_fbinfo(struct device *dev)
         fbi->cmap_inverse               = inf->cmap_inverse;
         fbi->pcr                        = inf->pcr;
         fbi->lscr1                      = inf->lscr1;
+        fbi->dmacr                      = inf->dmacr;
         fbi->pwmr                       = inf->pwmr;
         fbi->lcd_power                  = inf->lcd_power;
         fbi->backlight_power            = inf->backlight_power;
@@ -642,12 +641,12 @@ static int imxfb_remove(struct device *dev)
 {
         struct platform_device *pdev = to_platform_device(dev);
         struct fb_info *info = dev_get_drvdata(dev);
+        struct imxfb_info *fbi = info->par;
         struct resource *res;
 
         res = platform_get_resource(pdev, IORESOURCE_MEM, 0);
 
-        /* disable LCD controller */
-        LCDC_RMCR &= ~RMCR_LCDC_EN;
+        imxfb_disable_controller(fbi);
 
         unregister_framebuffer(info);
 
@@ -663,8 +662,9 @@ static int imxfb_remove(struct device *dev)
 
 void  imxfb_shutdown(struct device * dev)
 {
-        /* disable LCD Controller */
-        LCDC_RMCR &= ~RMCR_LCDC_EN;
+        struct fb_info *info = dev_get_drvdata(dev);
+        struct imxfb_info *fbi = info->par;
+        imxfb_disable_controller(fbi);
 }
 
 static struct device_driver imxfb_driver = {
diff --git a/drivers/video/imxfb.h b/drivers/video/imxfb.h
index 128c3ee515c..e837a8b48eb 100644
--- a/drivers/video/imxfb.h
+++ b/drivers/video/imxfb.h
@@ -54,6 +54,7 @@ struct imxfb_info {
         u_int                   pcr;
         u_int                   pwmr;
         u_int                   lscr1;
+        u_int                   dmacr;
         u_int                   cmap_inverse:1,
                                 cmap_static:1,
                                 unused:30;
diff --git a/include/asm-arm/arch-imx/imxfb.h b/include/asm-arm/arch-imx/imxfb.h
index 2346d454ab9..7dbc7bbba65 100644
--- a/include/asm-arm/arch-imx/imxfb.h
+++ b/include/asm-arm/arch-imx/imxfb.h
@@ -25,6 +25,7 @@ struct imxfb_mach_info {
         u_int           pcr;
         u_int           pwmr;
         u_int           lscr1;
+        u_int           dmacr;
 
         u_char * fixed_screen_cpu;
         dma_addr_t fixed_screen_dma;