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authorChristian König <christian.koenig@amd.com>2014-02-20 10:47:05 +0100
committerChristian König <christian.koenig@amd.com>2014-03-03 11:03:35 +0100
commitfa68834342e992dcb58e6dd7d9dbe05c6b6b27d9 (patch)
treecbbb16839a0eb8ff533b893bed17ca9cbc97e90d /drivers/gpu/drm/radeon/radeon_ring.c
parent2280ab57b6edc8581497d5e101c4694faf839c3e (diff)
drm/radeon: further cleanup vm flushing & fencing
Signed-off-by: Christian König <christian.koenig@amd.com> Reviewed-by: Alex Deucher <alexander.deucher@amd.com>
Diffstat (limited to 'drivers/gpu/drm/radeon/radeon_ring.c')
-rw-r--r--drivers/gpu/drm/radeon/radeon_ring.c16
1 files changed, 7 insertions, 9 deletions
diff --git a/drivers/gpu/drm/radeon/radeon_ring.c b/drivers/gpu/drm/radeon/radeon_ring.c
index fa140119cdb..665591a7faa 100644
--- a/drivers/gpu/drm/radeon/radeon_ring.c
+++ b/drivers/gpu/drm/radeon/radeon_ring.c
@@ -153,11 +153,9 @@ int radeon_ib_schedule(struct radeon_device *rdev, struct radeon_ib *ib,
return r;
}
- /* if we can't remember our last VM flush then flush now! */
- /* XXX figure out why we have to flush for every IB */
- if (ib->vm /*&& !ib->vm->last_flush*/) {
- radeon_ring_vm_flush(rdev, ib->ring, ib->vm);
- }
+ if (ib->vm)
+ radeon_vm_flush(rdev, ib->vm, ib->ring);
+
if (const_ib) {
radeon_ring_ib_execute(rdev, const_ib->ring, const_ib);
radeon_semaphore_free(rdev, &const_ib->semaphore, NULL);
@@ -172,10 +170,10 @@ int radeon_ib_schedule(struct radeon_device *rdev, struct radeon_ib *ib,
if (const_ib) {
const_ib->fence = radeon_fence_ref(ib->fence);
}
- /* we just flushed the VM, remember that */
- if (ib->vm && !ib->vm->last_flush) {
- ib->vm->last_flush = radeon_fence_ref(ib->fence);
- }
+
+ if (ib->vm)
+ radeon_vm_fence(rdev, ib->vm, ib->fence);
+
radeon_ring_unlock_commit(rdev, ring);
return 0;
}