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Diffstat (limited to 'include/linux/clockchips.h')
-rw-r--r--include/linux/clockchips.h44
1 files changed, 28 insertions, 16 deletions
diff --git a/include/linux/clockchips.h b/include/linux/clockchips.h
index 66346521cb65..963d71431388 100644
--- a/include/linux/clockchips.h
+++ b/include/linux/clockchips.h
@@ -8,6 +8,20 @@
#ifndef _LINUX_CLOCKCHIPS_H
#define _LINUX_CLOCKCHIPS_H
+/* Clock event notification values */
+enum clock_event_nofitiers {
+ CLOCK_EVT_NOTIFY_ADD,
+ CLOCK_EVT_NOTIFY_BROADCAST_ON,
+ CLOCK_EVT_NOTIFY_BROADCAST_OFF,
+ CLOCK_EVT_NOTIFY_BROADCAST_FORCE,
+ CLOCK_EVT_NOTIFY_BROADCAST_ENTER,
+ CLOCK_EVT_NOTIFY_BROADCAST_EXIT,
+ CLOCK_EVT_NOTIFY_SUSPEND,
+ CLOCK_EVT_NOTIFY_RESUME,
+ CLOCK_EVT_NOTIFY_CPU_DYING,
+ CLOCK_EVT_NOTIFY_CPU_DEAD,
+};
+
#ifdef CONFIG_GENERIC_CLOCKEVENTS_BUILD
#include <linux/clocksource.h>
@@ -26,20 +40,6 @@ enum clock_event_mode {
CLOCK_EVT_MODE_RESUME,
};
-/* Clock event notification values */
-enum clock_event_nofitiers {
- CLOCK_EVT_NOTIFY_ADD,
- CLOCK_EVT_NOTIFY_BROADCAST_ON,
- CLOCK_EVT_NOTIFY_BROADCAST_OFF,
- CLOCK_EVT_NOTIFY_BROADCAST_FORCE,
- CLOCK_EVT_NOTIFY_BROADCAST_ENTER,
- CLOCK_EVT_NOTIFY_BROADCAST_EXIT,
- CLOCK_EVT_NOTIFY_SUSPEND,
- CLOCK_EVT_NOTIFY_RESUME,
- CLOCK_EVT_NOTIFY_CPU_DYING,
- CLOCK_EVT_NOTIFY_CPU_DEAD,
-};
-
/*
* Clock event features
*/
@@ -55,6 +55,11 @@ enum clock_event_nofitiers {
#define CLOCK_EVT_FEAT_C3STOP 0x000008
#define CLOCK_EVT_FEAT_DUMMY 0x000010
+/*
+ * Core shall set the interrupt affinity dynamically in broadcast mode
+ */
+#define CLOCK_EVT_FEAT_DYNIRQ 0x000020
+
/**
* struct clock_event_device - clock event device descriptor
* @event_handler: Assigned by the framework to be called by the low
@@ -170,10 +175,16 @@ extern void tick_broadcast(const struct cpumask *mask);
extern int tick_receive_broadcast(void);
#endif
+#if defined(CONFIG_GENERIC_CLOCKEVENTS_BROADCAST) && defined(CONFIG_TICK_ONESHOT)
+extern int tick_check_broadcast_expired(void);
+#else
+static inline int tick_check_broadcast_expired(void) { return 0; }
+#endif
+
#ifdef CONFIG_GENERIC_CLOCKEVENTS
extern void clockevents_notify(unsigned long reason, void *arg);
#else
-# define clockevents_notify(reason, arg) do { } while (0)
+static inline void clockevents_notify(unsigned long reason, void *arg) {}
#endif
#else /* CONFIG_GENERIC_CLOCKEVENTS_BUILD */
@@ -181,7 +192,8 @@ extern void clockevents_notify(unsigned long reason, void *arg);
static inline void clockevents_suspend(void) {}
static inline void clockevents_resume(void) {}
-#define clockevents_notify(reason, arg) do { } while (0)
+static inline void clockevents_notify(unsigned long reason, void *arg) {}
+static inline int tick_check_broadcast_expired(void) { return 0; }
#endif