| #ifndef __NOUVEAU_TIMER_H__ |
| #define __NOUVEAU_TIMER_H__ |
| |
| #include <core/subdev.h> |
| #include <core/device.h> |
| |
| struct nouveau_alarm { |
| struct list_head head; |
| u64 timestamp; |
| void (*func)(struct nouveau_alarm *); |
| }; |
| |
| static inline void |
| nouveau_alarm_init(struct nouveau_alarm *alarm, |
| void (*func)(struct nouveau_alarm *)) |
| { |
| INIT_LIST_HEAD(&alarm->head); |
| alarm->func = func; |
| } |
| |
| bool nouveau_timer_wait_eq(void *, u64 nsec, u32 addr, u32 mask, u32 data); |
| bool nouveau_timer_wait_ne(void *, u64 nsec, u32 addr, u32 mask, u32 data); |
| bool nouveau_timer_wait_cb(void *, u64 nsec, bool (*func)(void *), void *data); |
| void nouveau_timer_alarm(void *, u32 nsec, struct nouveau_alarm *); |
| void nouveau_timer_alarm_cancel(void *, struct nouveau_alarm *); |
| |
| #define NV_WAIT_DEFAULT 2000000000ULL |
| #define nv_wait(o,a,m,v) \ |
| nouveau_timer_wait_eq((o), NV_WAIT_DEFAULT, (a), (m), (v)) |
| #define nv_wait_ne(o,a,m,v) \ |
| nouveau_timer_wait_ne((o), NV_WAIT_DEFAULT, (a), (m), (v)) |
| #define nv_wait_cb(o,c,d) \ |
| nouveau_timer_wait_cb((o), NV_WAIT_DEFAULT, (c), (d)) |
| |
| struct nouveau_timer { |
| struct nouveau_subdev base; |
| u64 (*read)(struct nouveau_timer *); |
| void (*alarm)(struct nouveau_timer *, u64 time, struct nouveau_alarm *); |
| void (*alarm_cancel)(struct nouveau_timer *, struct nouveau_alarm *); |
| }; |
| |
| static inline struct nouveau_timer * |
| nouveau_timer(void *obj) |
| { |
| return (void *)nv_device(obj)->subdev[NVDEV_SUBDEV_TIMER]; |
| } |
| |
| #define nouveau_timer_create(p,e,o,d) \ |
| nouveau_subdev_create_((p), (e), (o), 0, "PTIMER", "timer", \ |
| sizeof(**d), (void **)d) |
| #define nouveau_timer_destroy(p) \ |
| nouveau_subdev_destroy(&(p)->base) |
| #define nouveau_timer_init(p) \ |
| nouveau_subdev_init(&(p)->base) |
| #define nouveau_timer_fini(p,s) \ |
| nouveau_subdev_fini(&(p)->base, (s)) |
| |
| int nouveau_timer_create_(struct nouveau_object *, struct nouveau_engine *, |
| struct nouveau_oclass *, int size, void **); |
| |
| extern struct nouveau_oclass nv04_timer_oclass; |
| |
| #endif |