12 #include <linux/dma-fence.h>
42 void __i915_sw_fence_init(struct i915_sw_fence *fence,
47 #define i915_sw_fence_init(fence, fn)				\  argument
52 	__i915_sw_fence_init((fence), (fn), #fence, &__key);	\
55 #define i915_sw_fence_init(fence, fn)				\  argument
58 	__i915_sw_fence_init((fence), (fn), NULL, NULL);	\
62 void i915_sw_fence_reinit(struct i915_sw_fence *fence);
65 void i915_sw_fence_fini(struct i915_sw_fence *fence);
67 static inline void i915_sw_fence_fini(struct i915_sw_fence *fence) {}  in i915_sw_fence_fini()  argument
70 void i915_sw_fence_commit(struct i915_sw_fence *fence);
72 int i915_sw_fence_await_sw_fence(struct i915_sw_fence *fence,
75 int i915_sw_fence_await_sw_fence_gfp(struct i915_sw_fence *fence,
81 	struct i915_sw_fence *fence;  member
84 int __i915_sw_fence_await_dma_fence(struct i915_sw_fence *fence,
87 int i915_sw_fence_await_dma_fence(struct i915_sw_fence *fence,
92 int i915_sw_fence_await_reservation(struct i915_sw_fence *fence,
98 bool i915_sw_fence_await(struct i915_sw_fence *fence);
99 void i915_sw_fence_complete(struct i915_sw_fence *fence);
101 static inline bool i915_sw_fence_signaled(const struct i915_sw_fence *fence)  in i915_sw_fence_signaled()  argument
103 	return atomic_read(&fence->pending) <= 0;  in i915_sw_fence_signaled()
106 static inline bool i915_sw_fence_done(const struct i915_sw_fence *fence)  in i915_sw_fence_done()  argument
108 	return atomic_read(&fence->pending) < 0;  in i915_sw_fence_done()
111 static inline void i915_sw_fence_wait(struct i915_sw_fence *fence)  in i915_sw_fence_wait()  argument
113 	wait_event(fence->wait, i915_sw_fence_done(fence));  in i915_sw_fence_wait()
117 i915_sw_fence_set_error_once(struct i915_sw_fence *fence, int error)  in i915_sw_fence_set_error_once()  argument
120 		cmpxchg(&fence->error, 0, error);  in i915_sw_fence_set_error_once()