diff options
| author | Alex Deucher <alexdeucher@gmail.com> | 2010-10-19 07:54:56 +0400 |
|---|---|---|
| committer | Dave Airlie <airlied@redhat.com> | 2010-10-26 08:47:54 +0400 |
| commit | 881fe6c1d06bf49f4ab7aef212cdaf66bd059614 (patch) | |
| tree | 53b482c43c60ba9301e312f27d05631f0780fd4c | |
| parent | 354da653233898ed1e51f20cebac9705456bf9b1 (diff) | |
| download | linux-881fe6c1d06bf49f4ab7aef212cdaf66bd059614.tar.xz | |
drm/radeon/kms: properly compute group_size on 6xx/7xx
Needed for tiled surfaces.
Signed-off-by: Alex Deucher <alexdeucher@gmail.com>
Cc: stable@kernel.org
Signed-off-by: Dave Airlie <airlied@redhat.com>
| -rw-r--r-- | drivers/gpu/drm/radeon/r600.c | 7 | ||||
| -rw-r--r-- | drivers/gpu/drm/radeon/rv770.c | 9 |
2 files changed, 10 insertions, 6 deletions
diff --git a/drivers/gpu/drm/radeon/r600.c b/drivers/gpu/drm/radeon/r600.c index 83ba9644dcb9..33952a12f0a3 100644 --- a/drivers/gpu/drm/radeon/r600.c +++ b/drivers/gpu/drm/radeon/r600.c @@ -1608,8 +1608,11 @@ void r600_gpu_init(struct radeon_device *rdev) rdev->config.r600.tiling_npipes = rdev->config.r600.max_tile_pipes; rdev->config.r600.tiling_nbanks = 4 << ((ramcfg & NOOFBANK_MASK) >> NOOFBANK_SHIFT); tiling_config |= BANK_TILING((ramcfg & NOOFBANK_MASK) >> NOOFBANK_SHIFT); - tiling_config |= GROUP_SIZE(0); - rdev->config.r600.tiling_group_size = 256; + tiling_config |= GROUP_SIZE((ramcfg & BURSTLENGTH_MASK) >> BURSTLENGTH_SHIFT); + if ((ramcfg & BURSTLENGTH_MASK) >> BURSTLENGTH_SHIFT) + rdev->config.r600.tiling_group_size = 512; + else + rdev->config.r600.tiling_group_size = 256; tmp = (ramcfg & NOOFROWS_MASK) >> NOOFROWS_SHIFT; if (tmp > 3) { tiling_config |= ROW_TILING(3); diff --git a/drivers/gpu/drm/radeon/rv770.c b/drivers/gpu/drm/radeon/rv770.c index ab83f688263a..245374e2b778 100644 --- a/drivers/gpu/drm/radeon/rv770.c +++ b/drivers/gpu/drm/radeon/rv770.c @@ -644,10 +644,11 @@ static void rv770_gpu_init(struct radeon_device *rdev) else gb_tiling_config |= BANK_TILING((mc_arb_ramcfg & NOOFBANK_MASK) >> NOOFBANK_SHIFT); rdev->config.rv770.tiling_nbanks = 4 << ((gb_tiling_config >> 4) & 0x3); - - gb_tiling_config |= GROUP_SIZE(0); - rdev->config.rv770.tiling_group_size = 256; - + gb_tiling_config |= GROUP_SIZE((mc_arb_ramcfg & BURSTLENGTH_MASK) >> BURSTLENGTH_SHIFT); + if ((mc_arb_ramcfg & BURSTLENGTH_MASK) >> BURSTLENGTH_SHIFT) + rdev->config.rv770.tiling_group_size = 512; + else + rdev->config.rv770.tiling_group_size = 256; if (((mc_arb_ramcfg & NOOFROWS_MASK) >> NOOFROWS_SHIFT) > 3) { gb_tiling_config |= ROW_TILING(3); gb_tiling_config |= SAMPLE_SPLIT(3); |