2 #ifndef __NOUVEAU_FENCE_H__
3 #define __NOUVEAU_FENCE_H__
5 #include "util/u_inlines.h"
8 #define NOUVEAU_FENCE_STATE_AVAILABLE 0
9 #define NOUVEAU_FENCE_STATE_EMITTING 1
10 #define NOUVEAU_FENCE_STATE_EMITTED 2
11 #define NOUVEAU_FENCE_STATE_FLUSHED 3
12 #define NOUVEAU_FENCE_STATE_SIGNALLED 4
14 struct nouveau_fence_work {
15 struct list_head list;
20 struct nouveau_fence {
21 struct nouveau_fence *next;
22 struct nouveau_screen *screen;
26 struct list_head work;
29 void nouveau_fence_emit(struct nouveau_fence *);
30 void nouveau_fence_del(struct nouveau_fence *);
32 bool nouveau_fence_new(struct nouveau_screen *, struct nouveau_fence **,
34 bool nouveau_fence_work(struct nouveau_fence *, void (*)(void *), void *);
35 void nouveau_fence_update(struct nouveau_screen *, bool flushed);
36 void nouveau_fence_next(struct nouveau_screen *);
37 bool nouveau_fence_wait(struct nouveau_fence *);
38 bool nouveau_fence_signalled(struct nouveau_fence *);
41 nouveau_fence_ref(struct nouveau_fence *fence, struct nouveau_fence **ref)
47 if (--(*ref)->ref == 0)
48 nouveau_fence_del(*ref);
54 static inline struct nouveau_fence *
55 nouveau_fence(struct pipe_fence_handle *fence)
57 return (struct nouveau_fence *)fence;
60 #endif // __NOUVEAU_FENCE_H__