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Diffstat (limited to 'include/linux/clocksource.h')
-rw-r--r--include/linux/clocksource.h13
1 files changed, 11 insertions, 2 deletions
diff --git a/include/linux/clocksource.h b/include/linux/clocksource.h
index 27cfda427dd9..7279b94c01da 100644
--- a/include/linux/clocksource.h
+++ b/include/linux/clocksource.h
@@ -206,6 +206,7 @@ struct clocksource {
#define CLOCK_SOURCE_WATCHDOG 0x10
#define CLOCK_SOURCE_VALID_FOR_HRES 0x20
#define CLOCK_SOURCE_UNSTABLE 0x40
+#define CLOCK_SOURCE_SUSPEND_NONSTOP 0x80
/* simplify initialization of mask field */
#define CLOCKSOURCE_MASK(bits) (cycle_t)((bits) < 64 ? ((1ULL<<(bits))-1) : -1)
@@ -332,15 +333,23 @@ extern int clocksource_mmio_init(void __iomem *, const char *,
extern int clocksource_i8253_init(void);
+struct device_node;
+typedef void(*clocksource_of_init_fn)(struct device_node *);
#ifdef CONFIG_CLKSRC_OF
extern void clocksource_of_init(void);
#define CLOCKSOURCE_OF_DECLARE(name, compat, fn) \
static const struct of_device_id __clksrc_of_table_##name \
__used __section(__clksrc_of_table) \
- = { .compatible = compat, .data = fn };
+ = { .compatible = compat, \
+ .data = (fn == (clocksource_of_init_fn)NULL) ? fn : fn }
#else
-#define CLOCKSOURCE_OF_DECLARE(name, compat, fn)
+static inline void clocksource_of_init(void) {}
+#define CLOCKSOURCE_OF_DECLARE(name, compat, fn) \
+ static const struct of_device_id __clksrc_of_table_##name \
+ __attribute__((unused)) \
+ = { .compatible = compat, \
+ .data = (fn == (clocksource_of_init_fn)NULL) ? fn : fn }
#endif
#endif /* _LINUX_CLOCKSOURCE_H */