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
diff --git a/include/linux/clockchips.h b/include/linux/clockchips.h
index 9466eeb..80acc79e 100644
--- a/include/linux/clockchips.h
+++ b/include/linux/clockchips.h
@@ -69,6 +69,8 @@
* @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 @@
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 @@
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,