drm/amdgpu: disable GFX PG on CZ/BR/ST

Still some stability issues under certain workloads.

Reviewed-by: Tom St Denis <tom.stdenis@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>

diff --git a/drivers/gpu/drm/amd/amdgpu/vi.c b/drivers/gpu/drm/amd/amdgpu/vi.c
index cda7def..03a31c5 100644 (file)
--- a/drivers/gpu/drm/amd/amdgpu/vi.c
+++ b/drivers/gpu/drm/amd/amdgpu/vi.c
@@ -1249,15 +1249,7 @@ 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:
@@ -1276,12 +1268,6 @@ static int vi_common_early_init(void *handle)
                        AMD_CG_SUPPORT_HDP_LS |
                        AMD_CG_SUPPORT_SDMA_MGCG |
                        AMD_CG_SUPPORT_SDMA_LS;
-               adev->pg_flags = AMD_PG_SUPPORT_GFX_PG |
-                       AMD_PG_SUPPORT_GFX_SMG |
-                       AMD_PG_SUPPORT_GFX_DMG |
-                       AMD_PG_SUPPORT_GFX_PIPELINE |
-                       AMD_PG_SUPPORT_CP |
-                       AMD_PG_SUPPORT_RLC_SMU_HS;
                adev->external_rev_id = adev->rev_id + 0x1;
                break;
        default: