[PATCH] drm/amdgpu: disable GFX PG on CZ/BR/ST

[StDenis, Tom]

Reviewed-by: Tom St Denis <tom.stdenis at amd.com>




________________________________
From: amd-gfx <amd-gfx-bounces at lists.freedesktop.org> on behalf of Alex Deucher <alexdeucher at gmail.com>
Sent: Friday, July 15, 2016 12:08
To: amd-gfx at lists.freedesktop.org
Cc: Deucher, Alexander
Subject: [PATCH] drm/amdgpu: disable GFX PG on CZ/BR/ST

Still some stability issues under certain workloads.

Signed-off-by: Alex Deucher <alexander.deucher at amd.com>
---
 drivers/gpu/drm/amd/amdgpu/vi.c | 14 --------------
 1 file changed, 14 deletions(-)

diff --git a/drivers/gpu/drm/amd/amdgpu/vi.c b/drivers/gpu/drm/amd/amdgpu/vi.c
index cda7def..03a31c5 100644
--- 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:
--
2.5.5

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