i915g: implement fence signalling

v2: Incorporated feedback from Jakob Bornecrantz. Signed-off-by: Daniel Vetter <daniel.vetter@ffwll.ch>
2011-06-07 22:22:16 +02:00
parent 4176025d46
commit 219150433a
1 changed files with 6 additions and 2 deletions
@@ -52,9 +52,13 @@ static int
 i915_drm_fence_signalled(struct i915_winsys *iws,
                          struct pipe_fence_handle *fence)
 {
-   assert(0);
+   struct i915_drm_fence *f = (struct i915_drm_fence *)fence;

-   return 0;
+   /* fence already expired */
+   if (!f->bo)
+	   return 1;
+
+   return !drm_intel_bo_busy(f->bo);
 }

 static int