diff --git a/include/linux/clockchips.h b/include/linux/clockchips.h index 271fa4c8eb29fea43a2b8412c30f8f982cf2cc2e..64214ad85af928056efe56272d1260a65fd6f8a3 100644 --- a/include/linux/clockchips.h +++ b/include/linux/clockchips.h @@ -149,6 +149,32 @@ struct clock_event_device { struct module *owner; } ____cacheline_aligned; +/* Helpers to verify state of a clockevent device */ +static inline bool clockevent_state_detached(struct clock_event_device *dev) +{ + return dev->state == CLOCK_EVT_STATE_DETACHED; +} + +static inline bool clockevent_state_shutdown(struct clock_event_device *dev) +{ + return dev->state == CLOCK_EVT_STATE_SHUTDOWN; +} + +static inline bool clockevent_state_periodic(struct clock_event_device *dev) +{ + return dev->state == CLOCK_EVT_STATE_PERIODIC; +} + +static inline bool clockevent_state_oneshot(struct clock_event_device *dev) +{ + return dev->state == CLOCK_EVT_STATE_ONESHOT; +} + +static inline bool clockevent_state_oneshot_stopped(struct clock_event_device *dev) +{ + return dev->state == CLOCK_EVT_STATE_ONESHOT_STOPPED; +} + /* * Calculate a multiplication factor for scaled math, which is used to convert * nanoseconds based values to clock ticks: