[PATCH] IRQ: Fix AVR32 breakage
Haavard Skinnemoen [Wed, 11 Oct 2006 08:20:37 +0000 (01:20 -0700)]
Make the necessary changes to AVR32 required by the irq regs stuff.

Signed-off-by: Haavard Skinnemoen <hskinnemoen@atmel.com>
Signed-off-by: Andrew Morton <akpm@osdl.org>
Signed-off-by: Linus Torvalds <torvalds@osdl.org>

arch/avr32/kernel/time.c
arch/avr32/mach-at32ap/extint.c
arch/avr32/mach-at32ap/intc.c
include/asm-avr32/irq_regs.h [new file with mode: 0644]

index 3e56b9f..5a247ba 100644 (file)
@@ -124,15 +124,15 @@ unsigned long long sched_clock(void)
  *
  * In UP mode, it is invoked from the (global) timer_interrupt.
  */
-static void local_timer_interrupt(int irq, void *dev_id, struct pt_regs *regs)
+static void local_timer_interrupt(int irq, void *dev_id)
 {
        if (current->pid)
-               profile_tick(CPU_PROFILING, regs);
-       update_process_times(user_mode(regs));
+               profile_tick(CPU_PROFILING);
+       update_process_times(user_mode(get_irq_regs()));
 }
 
 static irqreturn_t
-timer_interrupt(int irq, void *dev_id, struct pt_regs *regs)
+timer_interrupt(int irq, void *dev_id)
 {
        unsigned int count;
 
@@ -157,7 +157,7 @@ timer_interrupt(int irq, void *dev_id, struct pt_regs *regs)
         *
         * SMP is not supported yet.
         */
-       local_timer_interrupt(irq, dev_id, regs);
+       local_timer_interrupt(irq, dev_id);
 
        return IRQ_HANDLED;
 }
index 7da9c5f..4dff1f9 100644 (file)
@@ -102,8 +102,7 @@ struct irq_chip eim_chip = {
        .set_type       = eim_set_irq_type,
 };
 
-static void demux_eim_irq(unsigned int irq, struct irq_desc *desc,
-                         struct pt_regs *regs)
+static void demux_eim_irq(unsigned int irq, struct irq_desc *desc)
 {
        struct at32_sm *sm = desc->handler_data;
        struct irq_desc *ext_desc;
@@ -121,7 +120,7 @@ static void demux_eim_irq(unsigned int irq, struct irq_desc *desc,
 
                ext_irq = i + sm->eim_first_irq;
                ext_desc = irq_desc + ext_irq;
-               ext_desc->handle_irq(ext_irq, ext_desc, regs);
+               ext_desc->handle_irq(ext_irq, ext_desc);
        }
 
        spin_unlock(&sm->lock);
index 74f8c9f..eb87a18 100644 (file)
@@ -52,16 +52,19 @@ static struct intc intc0 = {
 asmlinkage void do_IRQ(int level, struct pt_regs *regs)
 {
        struct irq_desc *desc;
+       struct pt_regs *old_regs;
        unsigned int irq;
        unsigned long status_reg;
 
        local_irq_disable();
 
+       old_regs = set_irq_regs(regs);
+
        irq_enter();
 
        irq = intc_readl(&intc0, INTCAUSE0 - 4 * level);
        desc = irq_desc + irq;
-       desc->handle_irq(irq, desc, regs);
+       desc->handle_irq(irq, desc);
 
        /*
         * Clear all interrupt level masks so that we may handle
@@ -75,6 +78,8 @@ asmlinkage void do_IRQ(int level, struct pt_regs *regs)
        sysreg_write(SR, status_reg);
 
        irq_exit();
+
+       set_irq_regs(old_regs);
 }
 
 void __init init_IRQ(void)
diff --git a/include/asm-avr32/irq_regs.h b/include/asm-avr32/irq_regs.h
new file mode 100644 (file)
index 0000000..3dd9c0b
--- /dev/null
@@ -0,0 +1 @@
+#include <asm-generic/irq_regs.h>