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Message-Id: <11601268623332-git-send-email-hskinnemoen@atmel.com>
Date: Fri, 06 Oct 2006 11:27:42 +0200
From: Haavard Skinnemoen <hskinnemoen@...el.com>
To: torvalds@...l.org
Cc: dhowells@...hat.com, linux-kernel@...r.kernel.org,
Haavard Skinnemoen <hskinnemoen@...el.com>
Subject: [PATCH] IRQ: Fix AVR32 breakage
Make the necessary changes to AVR32 required by the irq regs stuff.
Signed-off-by: Haavard Skinnemoen <hskinnemoen@...el.com>
---
arch/avr32/kernel/time.c | 10 +++++-----
arch/avr32/mach-at32ap/extint.c | 5 ++---
arch/avr32/mach-at32ap/intc.c | 7 ++++++-
include/asm-avr32/irq_regs.h | 1 +
4 files changed, 14 insertions(+), 9 deletions(-)
diff --git a/arch/avr32/kernel/time.c b/arch/avr32/kernel/time.c
index 3e56b9f..5a247ba 100644
--- a/arch/avr32/kernel/time.c
+++ b/arch/avr32/kernel/time.c
@@ -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, s
*
* SMP is not supported yet.
*/
- local_timer_interrupt(irq, dev_id, regs);
+ local_timer_interrupt(irq, dev_id);
return IRQ_HANDLED;
}
diff --git a/arch/avr32/mach-at32ap/extint.c b/arch/avr32/mach-at32ap/extint.c
index 7da9c5f..4dff1f9 100644
--- a/arch/avr32/mach-at32ap/extint.c
+++ b/arch/avr32/mach-at32ap/extint.c
@@ -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 i
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);
diff --git a/arch/avr32/mach-at32ap/intc.c b/arch/avr32/mach-at32ap/intc.c
index 74f8c9f..eb87a18 100644
--- a/arch/avr32/mach-at32ap/intc.c
+++ b/arch/avr32/mach-at32ap/intc.c
@@ -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
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
index 0000000..3dd9c0b
--- /dev/null
+++ b/include/asm-avr32/irq_regs.h
@@ -0,0 +1 @@
+#include <asm-generic/irq_regs.h>
--
1.4.1.1
-
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