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authorThomas Gleixner <tglx@linutronix.de>2011-05-18 21:33:41 +0000
committerThomas Gleixner <tglx@linutronix.de>2011-05-19 14:24:15 +0200
commit57f0fcbe1dea8a36c9d1673086326059991c5f81 (patch)
treec56c00307052034a64d2577819fdf21271446ebe /include
parent847b2f42be203f3cff7f243fdd3ee50c1e06c882 (diff)
clockevents: Provide combined configure and register function
All clockevent devices have the same open coded initialization functions. Provide an interface which does all necessary initialization in the core code. Signed-off-by: Thomas Gleixner <tglx@linutronix.de> Cc: John Stultz <john.stultz@linaro.org> Reviewed-by: Ingo Molnar <mingo@elte.hu> Link: http://lkml.kernel.org/r/%3C20110518210136.331975870%40linutronix.de%3E
Diffstat (limited to 'include')
-rw-r--r--include/linux/clockchips.h9
1 files changed, 9 insertions, 0 deletions
diff --git a/include/linux/clockchips.h b/include/linux/clockchips.h
index 9466eebc8e19..80acc79e0dc5 100644
--- a/include/linux/clockchips.h
+++ b/include/linux/clockchips.h
@@ -69,6 +69,8 @@ enum clock_event_nofitiers {
* @retries: number of forced programming retries
* @set_mode: set mode function
* @broadcast: function to broadcast events
+ * @min_delta_ticks: minimum delta value in ticks stored for reconfiguration
+ * @max_delta_ticks: maximum delta value in ticks stored for reconfiguration
* @name: ptr to clock event name
* @rating: variable to rate clock event devices
* @irq: IRQ number (only for non CPU local devices)
@@ -91,6 +93,9 @@ struct clock_event_device {
void (*broadcast)(const struct cpumask *mask);
void (*set_mode)(enum clock_event_mode mode,
struct clock_event_device *);
+ unsigned long min_delta_ticks;
+ unsigned long max_delta_ticks;
+
const char *name;
int rating;
int irq;
@@ -123,6 +128,10 @@ extern u64 clockevent_delta2ns(unsigned long latch,
struct clock_event_device *evt);
extern void clockevents_register_device(struct clock_event_device *dev);
+extern void clockevents_config_and_register(struct clock_event_device *dev,
+ u32 freq, unsigned long min_delta,
+ unsigned long max_delta);
+
extern void clockevents_exchange_device(struct clock_event_device *old,
struct clock_event_device *new);
extern void clockevents_set_mode(struct clock_event_device *dev,