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authorJerome Glisse <glisse@freedesktop.org>2008-11-10 22:21:32 +0100
committerJerome Glisse <glisse@freedesktop.org>2008-11-10 22:21:32 +0100
commit6d59bad8e9cab6170e1af3d67597b6f5f145c33f (patch)
tree2cc2860472e616480883bf965ccaf29907e2796f /linux-core/radeon_fence.c
parent72997fb3726b99b99c44e96e59abd8c70abbd8be (diff)
parent15464f5181538d01e8fc016211daa1a824b89531 (diff)
Merge branch 'modesetting-gem' of ssh://git.freedesktop.org/git/mesa/drm into modesetting-gem
Diffstat (limited to 'linux-core/radeon_fence.c')
-rw-r--r--linux-core/radeon_fence.c13
1 files changed, 7 insertions, 6 deletions
diff --git a/linux-core/radeon_fence.c b/linux-core/radeon_fence.c
index b662da21..13af804b 100644
--- a/linux-core/radeon_fence.c
+++ b/linux-core/radeon_fence.c
@@ -57,14 +57,15 @@ static void radeon_fence_poll(struct drm_device *dev, uint32_t fence_class,
{
struct drm_radeon_private *dev_priv = (struct drm_radeon_private *) dev->dev_private;
uint32_t sequence;
- if (waiting_types & DRM_FENCE_TYPE_EXE) {
- sequence = READ_BREADCRUMB(dev_priv);
+ sequence = RADEON_READ(RADEON_SCRATCH_REG3);
+ /* this used to be READ_BREADCRUMB(dev_priv); but it caused
+ * a race somewhere in the fencing irq
+ */
- DRM_DEBUG("polling %d\n", sequence);
- drm_fence_handler(dev, 0, sequence,
- DRM_FENCE_TYPE_EXE, 0);
- }
+ DRM_DEBUG("polling %d\n", sequence);
+ drm_fence_handler(dev, 0, sequence,
+ DRM_FENCE_TYPE_EXE, 0);
}
void radeon_fence_handler(struct drm_device * dev)