From: Tao Zhou Date: Tue, 26 Oct 2021 09:17:38 +0000 (+0800) Subject: drm/amdgpu: remove GPRs init for ALDEBARAN in gpu reset (v3) X-Git-Url: http://git.maquefel.me/?a=commitdiff_plain;h=3d1a8d950da81573de8288be622dacbf40a2f222;p=linux.git drm/amdgpu: remove GPRs init for ALDEBARAN in gpu reset (v3) Remove GPRs init for ALDEBARAN in gpu reset temporarily, will add the init once the algorithm is stable. v2: Only remove GPRs init in gpu reset. v3: Suspend needs it, only skip it in gpu reset. Signed-off-by: Tao Zhou Reviewed-by: Hawking Zhang Signed-off-by: Alex Deucher --- diff --git a/drivers/gpu/drm/amd/amdgpu/gfx_v9_4_2.c b/drivers/gpu/drm/amd/amdgpu/gfx_v9_4_2.c index 24852a24cc58f..c4f37a1618757 100644 --- a/drivers/gpu/drm/amd/amdgpu/gfx_v9_4_2.c +++ b/drivers/gpu/drm/amd/amdgpu/gfx_v9_4_2.c @@ -706,9 +706,9 @@ int gfx_v9_4_2_do_edc_gpr_workarounds(struct amdgpu_device *adev) if (!amdgpu_ras_is_supported(adev, AMDGPU_RAS_BLOCK__GFX)) return 0; - /* Workaround for some CU settings, skip GPRs init. - Will remove it once GPRs init algorithm works for all CU settings */ - if (adev->gfx.cu_info.bitmap[1][1] == 0x3f7f) + /* Workaround for ALDEBARAN, skip GPRs init in GPU reset. + Will remove it once GPRs init algorithm works for all CU settings. */ + if (amdgpu_in_reset(adev)) return 0; gfx_v9_4_2_do_sgprs_init(adev);