Module: Mesa
Branch: master
Commit: 219150433a305b0e0b6093647758eed3a7650bc4
URL:
http://cgit.freedesktop.org/mesa/mesa/commit/?id=219150433a305b0e0b6093647758eed3a7650bc4
Author: Daniel Vetter <daniel.vet...@ffwll.ch>
Date: Tue Jun 7 22:22:16 2011 +0200
i915g: implement fence signalling
v2: Incorporated feedback from Jakob Bornecrantz.
Signed-off-by: Daniel Vetter <daniel.vet...@ffwll.ch>
---
src/gallium/winsys/i915/drm/i915_drm_fence.c | 8 ++++++--
1 files changed, 6 insertions(+), 2 deletions(-)
diff --git a/src/gallium/winsys/i915/drm/i915_drm_fence.c
b/src/gallium/winsys/i915/drm/i915_drm_fence.c
index 30ebf48..650ccfc 100644
--- a/src/gallium/winsys/i915/drm/i915_drm_fence.c
+++ b/src/gallium/winsys/i915/drm/i915_drm_fence.c
@@ -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
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