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drm/radeon/cik: Fix encoding of number of banks in tiling configuration info 

There are multiple valid values, not just 0 or 1.  Required
to properly support 2D tiling in the userspace drivers.

Cc: stable@vger.kernel.org
Signed-off-by: Michel Dänzer <michel.daenzer@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
This commit is contained in:
Michel Dänzer 2013-09-18 15:39:41 +02:00 committed by Alex Deucher
parent 328a50c7b0
commit a537314e0b
1 changed files with 2 additions and 4 deletions
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6
drivers/gpu/drm/radeon/cik.c
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@ -2845,10 +2845,8 @@ static void cik_gpu_init(struct radeon_device *rdev)
rdev->config.cik.tile_config |= (3 << 0);
break;
}
if ((mc_arb_ramcfg & NOOFBANK_MASK) >> NOOFBANK_SHIFT)
rdev->config.cik.tile_config |= 1 << 4;
else
rdev->config.cik.tile_config |= 0 << 4;
rdev->config.cik.tile_config |=
((mc_arb_ramcfg & NOOFBANK_MASK) >> NOOFBANK_SHIFT) << 4;
rdev->config.cik.tile_config |=
((gb_addr_config & PIPE_INTERLEAVE_SIZE_MASK) >> PIPE_INTERLEAVE_SIZE_SHIFT) << 8;
rdev->config.cik.tile_config |=