drm/radeon: don't use PACKET2 on CIK
It is said to cause hangs.
Signed-off-by: Marek Olšák <marek.olsak@amd.com>
Reviewed-by: Christian König <christian.koenig@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
diff --git a/drivers/gpu/drm/radeon/cik.c b/drivers/gpu/drm/radeon/cik.c
index 2ddb01d..afee68a 100644
--- a/drivers/gpu/drm/radeon/cik.c
+++ b/drivers/gpu/drm/radeon/cik.c
@@ -7188,7 +7188,7 @@
ring = &rdev->ring[RADEON_RING_TYPE_GFX_INDEX];
r = radeon_ring_init(rdev, ring, ring->ring_size, RADEON_WB_CP_RPTR_OFFSET,
CP_RB0_RPTR, CP_RB0_WPTR,
- RADEON_CP_PACKET2);
+ PACKET3(PACKET3_NOP, 0x3FFF));
if (r)
return r;