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drm/amdgpu: fix enable_cp_power_gating in gfx_v8.0. 

the CP_PG_DISABLE bit was reversed.

Signed-off-by: Rex Zhu <Rex.Zhu@amd.com>
Reviewed-by: Alex Deucher <alexander.deucher@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
Cc: stable@vger.kernel.org
This commit is contained in:
Rex Zhu 2016-12-07 17:22:25 +08:00 committed by Alex Deucher
parent 54971406b7
commit eb58424122
1 changed files with 1 additions and 1 deletions
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drivers/gpu/drm/amd/amdgpu/gfx_v8_0.c
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@ -3996,7 +3996,7 @@ static void cz_enable_sck_slow_down_on_power_down(struct amdgpu_device *adev,
static void cz_enable_cp_power_gating(struct amdgpu_device *adev, bool enable)
{
WREG32_FIELD(RLC_PG_CNTL, CP_PG_DISABLE, enable ? 1 : 0);
WREG32_FIELD(RLC_PG_CNTL, CP_PG_DISABLE, enable ? 0 : 1);
}
static void gfx_v8_0_init_pg(struct amdgpu_device *adev)