@@ -84,7 +84,6 @@ struct tick_sched {
};
extern void __init tick_init(void);
-extern int tick_is_oneshot_available(void);
DECLARE_PER_CPU(struct tick_device, tick_cpu_device);
static inline struct tick_device *tick_get_device(int cpu)
@@ -53,20 +53,6 @@ int tick_do_timer_cpu __read_mostly = TICK_DO_TIMER_BOOT;
/*
* Debugging: see timer_list.c
*/
-/**
- * tick_is_oneshot_available - check for a oneshot capable event device
- */
-int tick_is_oneshot_available(void)
-{
- struct clock_event_device *dev = tick_get_cpu_device()->evtdev;
-
- if (!dev || !(dev->features & CLOCK_EVT_FEAT_ONESHOT))
- return 0;
- if (!(dev->features & CLOCK_EVT_FEAT_C3STOP))
- return 1;
- return tick_broadcast_oneshot_available();
-}
-
/*
* Periodic tick
*/
@@ -42,6 +42,7 @@ extern void tick_setup_oneshot(struct clock_event_device *newdev,
extern int tick_program_event(ktime_t expires, int force);
extern void tick_oneshot_notify(void);
extern int tick_switch_to_oneshot(void (*handler)(struct clock_event_device *));
+extern int tick_is_oneshot_available(void);
extern void tick_resume_oneshot(void);
# ifdef CONFIG_GENERIC_CLOCKEVENTS_BROADCAST
extern void tick_broadcast_setup_oneshot(struct clock_event_device *bc);
@@ -96,6 +97,7 @@ static inline int tick_resume_broadcast_oneshot(struct clock_event_device *bc)
return 0;
}
static inline int tick_broadcast_oneshot_active(void) { return 0; }
+static inline int tick_is_oneshot_available(void) { return 0; };
static inline bool tick_broadcast_oneshot_available(void) { return false; }
#endif /* !TICK_ONESHOT */
@@ -102,6 +102,20 @@ int tick_oneshot_mode_active(void)
return ret;
}
+/**
+ * tick_is_oneshot_available - check for a oneshot capable event device
+ */
+int tick_is_oneshot_available(void)
+{
+ struct clock_event_device *dev = tick_get_cpu_device()->evtdev;
+
+ if (!dev || !(dev->features & CLOCK_EVT_FEAT_ONESHOT))
+ return 0;
+ if (!(dev->features & CLOCK_EVT_FEAT_C3STOP))
+ return 1;
+ return tick_broadcast_oneshot_available();
+}
+
#ifdef CONFIG_HIGH_RES_TIMERS
/**
* tick_init_highres - switch to high resolution mode
This is tick-oneshot specific routine and hence must be defined in tick-oneshot.c. Also, as it isn't used outside kernel/time/, move its declaration to tick-internal.h. Signed-off-by: Viresh Kumar <viresh.kumar@linaro.org> --- include/linux/tick.h | 1 - kernel/time/tick-common.c | 14 -------------- kernel/time/tick-internal.h | 2 ++ kernel/time/tick-oneshot.c | 14 ++++++++++++++ 4 files changed, 16 insertions(+), 15 deletions(-)