From: Xiangliang Yu <xiangliang...@amd.com>
If enable DPM for VF, always get lot of warn_slow_patch_null in
dmesg and vf doesn't support DPM.
Signed-off-by: Xiangliang Yu <xiangliang...@amd.com>
Signed-off-by: Monk Liu <monk....@amd.com>
Reviewed-by: Alex Deucher <alexander.deuc...@amd.com>
Acked-by: Christian König <christian.koe...@amd.com>
Signed-off-by: Alex Deucher <alexander.deuc...@amd.com>
---
drivers/gpu/drm/amd/amdgpu/dce_virtual.c | 3 +++
1 file changed, 3 insertions(+)
diff --git a/drivers/gpu/drm/amd/amdgpu/dce_virtual.c
b/drivers/gpu/drm/amd/amdgpu/dce_virtual.c
index 5ee139c..8bb9cfd 100644
--- a/drivers/gpu/drm/amd/amdgpu/dce_virtual.c
+++ b/drivers/gpu/drm/amd/amdgpu/dce_virtual.c
@@ -204,6 +204,9 @@ static void dce_virtual_crtc_dpms(struct drm_crtc *crtc,
int mode)
struct amdgpu_crtc *amdgpu_crtc = to_amdgpu_crtc(crtc);
unsigned type;
+ if (amdgpu_sriov_vf(adev))
+ return;
+
switch (mode) {
case DRM_MODE_DPMS_ON:
amdgpu_crtc->enabled = true;
--
2.5.5
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