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authorMark Brown <broonie@opensource.wolfsonmicro.com>2012-09-22 19:26:27 +0400
committerMark Brown <broonie@opensource.wolfsonmicro.com>2012-09-22 19:26:27 +0400
commitddfb43f3881edb47aa0083651ad31983cdc42c33 (patch)
tree7128cb13b599d2903a4deb05bbae37508b1c261e /drivers/gpu/drm/radeon/radeon_fence.c
parent2d6d649a2e0fa0268c0d03d5b1d330ca7907d33c (diff)
parent5698bd757d55b1bb87edd1a9744ab09c142abfc2 (diff)
downloadlinux-ddfb43f3881edb47aa0083651ad31983cdc42c33.tar.xz
Merge tag 'v3.6-rc6' into for-3.7
Linux 3.6-rc6 has all our bug fixes. Conflicts (trivial overlap): sound/soc/omap/am3517evm.c
Diffstat (limited to 'drivers/gpu/drm/radeon/radeon_fence.c')
-rw-r--r--drivers/gpu/drm/radeon/radeon_fence.c8
1 files changed, 5 insertions, 3 deletions
diff --git a/drivers/gpu/drm/radeon/radeon_fence.c b/drivers/gpu/drm/radeon/radeon_fence.c
index 7b737b9339ad..2a59375dbe52 100644
--- a/drivers/gpu/drm/radeon/radeon_fence.c
+++ b/drivers/gpu/drm/radeon/radeon_fence.c
@@ -131,7 +131,7 @@ int radeon_fence_emit(struct radeon_device *rdev,
*/
void radeon_fence_process(struct radeon_device *rdev, int ring)
{
- uint64_t seq, last_seq;
+ uint64_t seq, last_seq, last_emitted;
unsigned count_loop = 0;
bool wake = false;
@@ -158,13 +158,15 @@ void radeon_fence_process(struct radeon_device *rdev, int ring)
*/
last_seq = atomic64_read(&rdev->fence_drv[ring].last_seq);
do {
+ last_emitted = rdev->fence_drv[ring].sync_seq[ring];
seq = radeon_fence_read(rdev, ring);
seq |= last_seq & 0xffffffff00000000LL;
if (seq < last_seq) {
- seq += 0x100000000LL;
+ seq &= 0xffffffff;
+ seq |= last_emitted & 0xffffffff00000000LL;
}
- if (seq == last_seq) {
+ if (seq <= last_seq || seq > last_emitted) {
break;
}
/* If we loop over we don't want to return without