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drm/amdgpu: remove bogus check in gfx8 rb setup 

Always respect the harvest configuration as is.

Acked-by: Christian König <christian.koenig@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
hifive-unleashed-5.1
Alex Deucher 2015-07-10 17:05:31 -04:00
parent 7b92cdbfe2
commit 4f2d3ad686
1 changed files with 1 additions and 4 deletions
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5
drivers/gpu/drm/amd/amdgpu/gfx_v8_0.c
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@ -1813,10 +1813,7 @@ static u32 gfx_v8_0_get_rb_disabled(struct amdgpu_device *adev,
u32 data, mask;
data = RREG32(mmCC_RB_BACKEND_DISABLE);
if (data & 1)
data &= CC_RB_BACKEND_DISABLE__BACKEND_DISABLE_MASK;
else
data = 0;
data &= CC_RB_BACKEND_DISABLE__BACKEND_DISABLE_MASK;
data |= RREG32(mmGC_USER_RB_BACKEND_DISABLE);