diff options
| author | Alex Deucher <alexander.deucher@amd.com> | 2011-10-24 12:57:57 -0400 |
|---|---|---|
| committer | Dave Airlie <airlied@redhat.com> | 2011-11-01 16:01:55 +0000 |
| commit | 06c9c2332cc3bffcc184f32ee503dc0a4eb83de0 (patch) | |
| tree | b109045b72843ff0c3d0e6f3fba65b97868920cb | |
| parent | 9bb7703c5ea62ca1925cbfa0cd776f04de96fcf2 (diff) | |
| download | linux-3.10-06c9c2332cc3bffcc184f32ee503dc0a4eb83de0.tar.gz linux-3.10-06c9c2332cc3bffcc184f32ee503dc0a4eb83de0.tar.bz2 linux-3.10-06c9c2332cc3bffcc184f32ee503dc0a4eb83de0.zip | |
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: Alex Deucher <alexander.deucher@amd.com>
Signed-off-by: Dave Airlie <airlied@redhat.com>
| -rw-r--r-- | drivers/gpu/drm/radeon/evergreen_blit_kms.c | 11 |
1 files changed, 11 insertions, 0 deletions
diff --git a/drivers/gpu/drm/radeon/evergreen_blit_kms.c b/drivers/gpu/drm/radeon/evergreen_blit_kms.c index 879f7335029..551e76f283f 100644 --- a/drivers/gpu/drm/radeon/evergreen_blit_kms.c +++ b/drivers/gpu/drm/radeon/evergreen_blit_kms.c @@ -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; |