drm/radeon: fix UVD fence emit

commit c9a6ca4a upstream.

Currently doesn't matter cause we allocate the fence in the
lower 265MB anyway.
Reported-by: Frank Huang <FrankR.Huang@amd.com>
Signed-off-by: Christian König <christian.koenig@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>

drivers/gpu/drm/radeon/r600.c

@@ -2986,7 +2986,7 @@ void r600_uvd_fence_emit(struct radeon_device *rdev,
 			 struct radeon_fence *fence)
 {
 	struct radeon_ring *ring = &rdev->ring[fence->ring];
-	uint32_t addr = rdev->fence_drv[fence->ring].gpu_addr;
+	uint64_t addr = rdev->fence_drv[fence->ring].gpu_addr;
 
 	radeon_ring_write(ring, PACKET0(UVD_CONTEXT_ID, 0));
 	radeon_ring_write(ring, fence->seq);