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| author | Alex Deucher <alexander.deucher@amd.com> | 2012-07-31 11:05:11 -0400 |
|---|---|---|
| committer | Alex Deucher <alexander.deucher@amd.com> | 2012-08-13 10:50:52 -0400 |
| commit | 5b23c9045a8b61352986270b2d109edf5085e113 (patch) | |
| tree | 78624efeff29107307bcf91708eef1195e66ce6d /drivers/gpu/drm/radeon/ni.c | |
| parent | c8d15edc17d836686d1f071e564800e1a2724fa6 (diff) | |
| download | blackbird-op-linux-5b23c9045a8b61352986270b2d109edf5085e113.tar.gz blackbird-op-linux-5b23c9045a8b61352986270b2d109edf5085e113.zip | |
drm/radeon: fix bank tiling parameters on cayman
Handle the 16 bank case.
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
Cc: stable@vger.kernel.org
Diffstat (limited to 'drivers/gpu/drm/radeon/ni.c')
| -rw-r--r-- | drivers/gpu/drm/radeon/ni.c | 14 |
1 files changed, 11 insertions, 3 deletions
diff --git a/drivers/gpu/drm/radeon/ni.c b/drivers/gpu/drm/radeon/ni.c index 9945d86d9001..853800e8582f 100644 --- a/drivers/gpu/drm/radeon/ni.c +++ b/drivers/gpu/drm/radeon/ni.c @@ -574,10 +574,18 @@ static void cayman_gpu_init(struct radeon_device *rdev) if (rdev->flags & RADEON_IS_IGP) rdev->config.cayman.tile_config |= 1 << 4; else { - if ((mc_arb_ramcfg & NOOFBANK_MASK) >> NOOFBANK_SHIFT) - rdev->config.cayman.tile_config |= 1 << 4; - else + switch ((mc_arb_ramcfg & NOOFBANK_MASK) >> NOOFBANK_SHIFT) { + case 0: /* four banks */ rdev->config.cayman.tile_config |= 0 << 4; + break; + case 1: /* eight banks */ + rdev->config.cayman.tile_config |= 1 << 4; + break; + case 2: /* sixteen banks */ + default: + rdev->config.cayman.tile_config |= 2 << 4; + break; + } } rdev->config.cayman.tile_config |= ((gb_addr_config & PIPE_INTERLEAVE_SIZE_MASK) >> PIPE_INTERLEAVE_SIZE_SHIFT) << 8; |
