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authorThomas Gleixner <tglx@linutronix.de>2006-07-03 04:18:48 +0400
committerLinus Torvalds <torvalds@g5.osdl.org>2006-07-03 04:29:21 +0400
commitd061daa0e3abdddc28e21a37c8ac4536dedbf239 (patch)
tree6c08e7b8ed988053f421e38578fa11db538b0747 /include
parentf82bc1762e0e74b7e0040a4d83be06d32c37fc2e (diff)
downloadlinux-d061daa0e3abdddc28e21a37c8ac4536dedbf239.tar.xz
[PATCH] genirq: ARM dyntick cleanup
Linus: "The hacks in kernel/irq/handle.c are really horrid. REALLY horrid." They are indeed. Move the dyntick quirks to ARM where they belong. Signed-off-by: Thomas Gleixner <tglx@linutronix.de> Signed-off-by: Linus Torvalds <torvalds@osdl.org>
Diffstat (limited to 'include')
-rw-r--r--include/asm-arm/hw_irq.h11
-rw-r--r--include/asm-arm/mach/time.h1
-rw-r--r--include/linux/irq.h4
3 files changed, 16 insertions, 0 deletions
diff --git a/include/asm-arm/hw_irq.h b/include/asm-arm/hw_irq.h
index f1a08a500604..275b574fd1a5 100644
--- a/include/asm-arm/hw_irq.h
+++ b/include/asm-arm/hw_irq.h
@@ -6,4 +6,15 @@
#include <asm/mach/irq.h>
+#if defined(CONFIG_NO_IDLE_HZ)
+# include <asm/dyntick.h>
+# define handle_dynamic_tick(action) \
+ if (!(action->flags & SA_TIMER) && system_timer->dyn_tick) { \
+ write_seqlock(&xtime_lock); \
+ if (system_timer->dyn_tick->state & DYN_TICK_ENABLED) \
+ system_timer->dyn_tick->handler(irq, 0, regs); \
+ write_sequnlock(&xtime_lock); \
+ }
+#endif
+
#endif
diff --git a/include/asm-arm/mach/time.h b/include/asm-arm/mach/time.h
index 9f28073559e8..dee0bc336fe8 100644
--- a/include/asm-arm/mach/time.h
+++ b/include/asm-arm/mach/time.h
@@ -69,6 +69,7 @@ extern void timer_tick(struct pt_regs *);
/*
* Kernel time keeping support.
*/
+struct timespec;
extern int (*set_rtc)(void);
extern void save_time_delta(struct timespec *delta, struct timespec *rtc);
extern void restore_time_delta(struct timespec *delta, struct timespec *rtc);
diff --git a/include/linux/irq.h b/include/linux/irq.h
index 95d7aa7954d2..b48eae32dc61 100644
--- a/include/linux/irq.h
+++ b/include/linux/irq.h
@@ -182,6 +182,10 @@ extern int setup_irq(unsigned int irq, struct irqaction *new);
#ifdef CONFIG_GENERIC_HARDIRQS
+#ifndef handle_dynamic_tick
+# define handle_dynamic_tick(a) do { } while (0)
+#endif
+
#ifdef CONFIG_SMP
static inline void set_native_irq_info(int irq, cpumask_t mask)
{