Commit 06c9c233 authored by Alex Deucher's avatar Alex Deucher Committed by Dave Airlie
Browse files

drm/radeon/kms/cayman/blit: specify CP_COHER_CNTL2 with surface_sync



CP_COHER_CNTL2 has to be programmed manually when submitting packets
to the ring directly rather than programmed via an IB.

Signed-off-by: default avatarAlex Deucher <alexander.deucher@amd.com>
Signed-off-by: default avatarDave Airlie <airlied@redhat.com>
parent 9bb7703c
......@@ -94,6 +94,15 @@ cp_set_surface_sync(struct radeon_device *rdev,
else
cp_coher_size = ((size + 255) >> 8);
if (rdev->family >= CHIP_CAYMAN) {
/* CP_COHER_CNTL2 has to be set manually when submitting a surface_sync
* to the RB directly. For IBs, the CP programs this as part of the
* surface_sync packet.
*/
radeon_ring_write(rdev, PACKET3(PACKET3_SET_CONFIG_REG, 1));
radeon_ring_write(rdev, (0x85e8 - PACKET3_SET_CONFIG_REG_START) >> 2);
radeon_ring_write(rdev, 0); /* CP_COHER_CNTL2 */
}
radeon_ring_write(rdev, PACKET3(PACKET3_SURFACE_SYNC, 3));
radeon_ring_write(rdev, sync_type);
radeon_ring_write(rdev, cp_coher_size);
......@@ -621,6 +630,8 @@ int evergreen_blit_init(struct radeon_device *rdev)
rdev->r600_blit.ring_size_common += 10; /* fence emit for done copy */
rdev->r600_blit.ring_size_per_loop = 74;
if (rdev->family >= CHIP_CAYMAN)
rdev->r600_blit.ring_size_per_loop += 9; /* additional DWs for surface sync */
rdev->r600_blit.max_dim = 16384;
......
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