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authorXiangliang Yu <Xiangliang.Yu@amd.com>2017-02-14 16:08:18 +0800
committerAlex Deucher <alexander.deucher@amd.com>2017-03-29 23:55:04 -0400
commitebe0a8097913659e29c4b89a37c93fc0a88c6d4e (patch)
tree300b345a2bcb821e976834673024d90da13c76d5 /drivers/gpu/drm/amd/amdgpu/dce_virtual.c
parentc7a7266b7d143565364ac9b3b48b6fc58a3e2ea1 (diff)
drm/amdgpu/dce_virtual: bypass DPM for vf
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.Yu@amd.com> Signed-off-by: Monk Liu <Monk.Liu@amd.com> Reviewed-by: Alex Deucher <alexander.deucher@amd.com> Acked-by: Christian König <christian.koenig@amd.com> Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
Diffstat (limited to 'drivers/gpu/drm/amd/amdgpu/dce_virtual.c')
-rw-r--r--drivers/gpu/drm/amd/amdgpu/dce_virtual.c3
1 files changed, 3 insertions, 0 deletions
diff --git a/drivers/gpu/drm/amd/amdgpu/dce_virtual.c b/drivers/gpu/drm/amd/amdgpu/dce_virtual.c
index 788c0231d193..5c51f9a97811 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;