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drm/radeon: try to enable VM flushing once more 

Let's try to fix bugs related to this instead of just disabling it.

Signed-off-by: Christian König <christian.koenig@amd.com>
Tested-by: Michel Dänzer <michel.daenzer@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
This commit is contained in:
Christian König 2014-07-18 09:24:56 +02:00 committed by Alex Deucher
parent 0aea5e4aa2
commit f77c4f0223
1 changed files with 1 additions and 2 deletions
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3
drivers/gpu/drm/radeon/radeon_vm.c
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@ -238,8 +238,7 @@ void radeon_vm_flush(struct radeon_device *rdev,
uint64_t pd_addr = radeon_bo_gpu_offset(vm->page_directory);
/* if we can't remember our last VM flush then flush now! */
/* XXX figure out why we have to flush all the time */
if (!vm->last_flush || true || pd_addr != vm->pd_gpu_addr) {
if (!vm->last_flush || pd_addr != vm->pd_gpu_addr) {
trace_radeon_vm_flush(pd_addr, ring, vm->id);
vm->pd_gpu_addr = pd_addr;
radeon_ring_vm_flush(rdev, ring, vm);