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| author | Tom St Denis <tom.stdenis@amd.com> | 2016-05-17 07:40:16 -0400 |
|---|---|---|
| committer | Alex Deucher <alexander.deucher@amd.com> | 2016-07-07 14:50:47 -0400 |
| commit | 9bf51b07196a8a53a71bea3c60ad0b5c01a446e6 (patch) | |
| tree | e16d0a35f67d3f3758f548cea716cca65b9c93cc /drivers/gpu/drm/amd/amdgpu/vi.c | |
| parent | 7ba0eb6df96ab8e57d791ccd1215339c31538e5d (diff) | |
| download | blackbird-obmc-linux-9bf51b07196a8a53a71bea3c60ad0b5c01a446e6.tar.gz blackbird-obmc-linux-9bf51b07196a8a53a71bea3c60ad0b5c01a446e6.zip | |
drm/amdgpu/gfx8: Enable GFX PG on CZ
Based on Alex's patches this enables GFX PG on CZ.
Tested with xonotic-glx/glxgears/supertuxkart and idle desktop.
Also read-back registers via umr for verificiation that the bits
are truly enabled.
Signed-off-by: Tom St Denis <tom.stdenis@amd.com>
Reviewed-by: Alex Deucher <alexander.deucher@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
Diffstat (limited to 'drivers/gpu/drm/amd/amdgpu/vi.c')
| -rw-r--r-- | drivers/gpu/drm/amd/amdgpu/vi.c | 8 |
1 files changed, 8 insertions, 0 deletions
diff --git a/drivers/gpu/drm/amd/amdgpu/vi.c b/drivers/gpu/drm/amd/amdgpu/vi.c index a65c96029476..c1cc7cc1498b 100644 --- a/drivers/gpu/drm/amd/amdgpu/vi.c +++ b/drivers/gpu/drm/amd/amdgpu/vi.c @@ -1222,7 +1222,15 @@ static int vi_common_early_init(void *handle) AMD_CG_SUPPORT_HDP_LS | AMD_CG_SUPPORT_SDMA_MGCG | AMD_CG_SUPPORT_SDMA_LS; + /* rev0 hardware doesn't support PG */ adev->pg_flags = 0; + if (adev->rev_id != 0x00) + adev->pg_flags |= AMD_PG_SUPPORT_GFX_PG | + AMD_PG_SUPPORT_GFX_SMG | + AMD_PG_SUPPORT_GFX_DMG | + AMD_PG_SUPPORT_CP | + AMD_PG_SUPPORT_RLC_SMU_HS | + AMD_PG_SUPPORT_GFX_PIPELINE; adev->external_rev_id = adev->rev_id + 0x1; break; case CHIP_STONEY: |
