[PATCH 1/2] drm/amdgpu: add GFX_PIPELINE capacity check for updating gfx cgpg
Liang, Prike
Prike.Liang at amd.com
Tue Oct 15 09:50:21 UTC 2019
Before disable gfx pipeline power gating need check the flag AMD_PG_SUPPORT_GFX_PIPELINE.
Signed-off-by: Prike Liang <Prike.Liang at amd.com>
---
drivers/gpu/drm/amd/amdgpu/gfx_v9_0.c | 3 ++-
1 file changed, 2 insertions(+), 1 deletion(-)
diff --git a/drivers/gpu/drm/amd/amdgpu/gfx_v9_0.c b/drivers/gpu/drm/amd/amdgpu/gfx_v9_0.c
index b577b69..de8f9d6 100644
--- a/drivers/gpu/drm/amd/amdgpu/gfx_v9_0.c
+++ b/drivers/gpu/drm/amd/amdgpu/gfx_v9_0.c
@@ -4296,7 +4296,8 @@ static void gfx_v9_0_update_gfx_cg_power_gating(struct amdgpu_device *adev,
gfx_v9_0_enable_gfx_pipeline_powergating(adev, true);
} else {
gfx_v9_0_enable_gfx_cg_power_gating(adev, false);
- gfx_v9_0_enable_gfx_pipeline_powergating(adev, false);
+ if (adev->pg_flags & AMD_PG_SUPPORT_GFX_PIPELINE)
+ gfx_v9_0_enable_gfx_pipeline_powergating(adev, false);
}
amdgpu_gfx_rlc_exit_safe_mode(adev);
--
2.7.4
More information about the amd-gfx
mailing list