| #ifndef __NVKM_TIMER_H__ |
| #define __NVKM_TIMER_H__ |
| #include <core/subdev.h> |
| |
| struct nvkm_alarm { |
| struct list_head head; |
| u64 timestamp; |
| void (*func)(struct nvkm_alarm *); |
| }; |
| |
| static inline void |
| nvkm_alarm_init(struct nvkm_alarm *alarm, |
| void (*func)(struct nvkm_alarm *)) |
| { |
| INIT_LIST_HEAD(&alarm->head); |
| alarm->func = func; |
| } |
| |
| bool nvkm_timer_wait_eq(void *, u64 nsec, u32 addr, u32 mask, u32 data); |
| bool nvkm_timer_wait_ne(void *, u64 nsec, u32 addr, u32 mask, u32 data); |
| bool nvkm_timer_wait_cb(void *, u64 nsec, bool (*func)(void *), void *data); |
| void nvkm_timer_alarm(void *, u32 nsec, struct nvkm_alarm *); |
| void nvkm_timer_alarm_cancel(void *, struct nvkm_alarm *); |
| |
| #define NV_WAIT_DEFAULT 2000000000ULL |
| #define nv_wait(o,a,m,v) \ |
| nvkm_timer_wait_eq((o), NV_WAIT_DEFAULT, (a), (m), (v)) |
| #define nv_wait_ne(o,a,m,v) \ |
| nvkm_timer_wait_ne((o), NV_WAIT_DEFAULT, (a), (m), (v)) |
| #define nv_wait_cb(o,c,d) \ |
| nvkm_timer_wait_cb((o), NV_WAIT_DEFAULT, (c), (d)) |
| |
| struct nvkm_timer { |
| struct nvkm_subdev base; |
| u64 (*read)(struct nvkm_timer *); |
| void (*alarm)(struct nvkm_timer *, u64 time, struct nvkm_alarm *); |
| void (*alarm_cancel)(struct nvkm_timer *, struct nvkm_alarm *); |
| }; |
| |
| static inline struct nvkm_timer * |
| nvkm_timer(void *obj) |
| { |
| return (void *)nvkm_subdev(obj, NVDEV_SUBDEV_TIMER); |
| } |
| |
| #define nvkm_timer_create(p,e,o,d) \ |
| nvkm_subdev_create_((p), (e), (o), 0, "PTIMER", "timer", \ |
| sizeof(**d), (void **)d) |
| #define nvkm_timer_destroy(p) \ |
| nvkm_subdev_destroy(&(p)->base) |
| #define nvkm_timer_init(p) \ |
| nvkm_subdev_init(&(p)->base) |
| #define nvkm_timer_fini(p,s) \ |
| nvkm_subdev_fini(&(p)->base, (s)) |
| |
| int nvkm_timer_create_(struct nvkm_object *, struct nvkm_engine *, |
| struct nvkm_oclass *, int size, void **); |
| |
| extern struct nvkm_oclass nv04_timer_oclass; |
| extern struct nvkm_oclass gk20a_timer_oclass; |
| #endif |