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drm/amdgpu: fix pg can't be disabled by PG mask.

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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>
This commit is contained in:
Rex Zhu
2016-12-07 17:55:50 +08:00
committed by Alex Deucher
parent c4d17b8124
commit ad1830d504
1 changed files with 2 additions and 5 deletions
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7
drivers/gpu/drm/amd/amdgpu/gfx_v8_0.c
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@@ -5336,14 +5336,11 @@ static int gfx_v8_0_set_powergating_state(void *handle,
struct amdgpu_device *adev = (struct amdgpu_device *)handle; struct amdgpu_device *adev = (struct amdgpu_device *)handle;
bool enable = (state == AMD_PG_STATE_GATE) ? true : false; bool enable = (state == AMD_PG_STATE_GATE) ? true : false;
if (!(adev->pg_flags & AMD_PG_SUPPORT_GFX_PG))
return 0;
switch (adev->asic_type) { switch (adev->asic_type) {
case CHIP_CARRIZO: case CHIP_CARRIZO:
case CHIP_STONEY: case CHIP_STONEY:
if (adev->pg_flags & AMD_PG_SUPPORT_GFX_PG)
cz_update_gfx_cg_power_gating(adev, enable); cz_update_gfx_cg_power_gating(adev, enable);
if ((adev->pg_flags & AMD_PG_SUPPORT_GFX_SMG) && enable) if ((adev->pg_flags & AMD_PG_SUPPORT_GFX_SMG) && enable)
gfx_v8_0_enable_gfx_static_mg_power_gating(adev, true); gfx_v8_0_enable_gfx_static_mg_power_gating(adev, true);