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| author | Asher Song <Asher.Song@amd.com> | 2021-05-21 17:11:33 +0800 |
|---|---|---|
| committer | Alex Deucher <alexander.deucher@amd.com> | 2021-05-25 23:44:16 -0400 |
| commit | abaf210c281d8e829324bc49e8b0bf665ea88a7b (patch) | |
| tree | 9cd1de414b282d4a8976dca0bb51b1bb5a3eca2e /drivers/gpu/drm/amd/amdgpu/amdgpu_device.c | |
| parent | 0e9def2108afbb3b91fca1dd985731b327e4c823 (diff) | |
| download | linux-stable-abaf210c281d8e829324bc49e8b0bf665ea88a7b.tar.gz linux-stable-abaf210c281d8e829324bc49e8b0bf665ea88a7b.tar.bz2 linux-stable-abaf210c281d8e829324bc49e8b0bf665ea88a7b.zip | |
drm/amdgpu: add judgement for dc support
Drop DC initialization when DCN is harvested in VBIOS. The way
doesn't affect virtual display ip initialization.
Signed-off-by: Likun Gao <Likun.Gao@amd.com>
Signed-off-by: Asher Song <Asher.Song@amd.com>
Reviewed-by: Guchun Chen <guchun.chen@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
Diffstat (limited to 'drivers/gpu/drm/amd/amdgpu/amdgpu_device.c')
| -rw-r--r-- | drivers/gpu/drm/amd/amdgpu/amdgpu_device.c | 4 |
1 files changed, 3 insertions, 1 deletions
diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu_device.c b/drivers/gpu/drm/amd/amdgpu/amdgpu_device.c index d3611a50ff95..73bbe3ebffaf 100644 --- a/drivers/gpu/drm/amd/amdgpu/amdgpu_device.c +++ b/drivers/gpu/drm/amd/amdgpu/amdgpu_device.c @@ -3122,7 +3122,9 @@ bool amdgpu_device_asic_has_dc_support(enum amd_asic_type asic_type) */ bool amdgpu_device_has_dc_support(struct amdgpu_device *adev) { - if (amdgpu_sriov_vf(adev) || adev->enable_virtual_display) + if (amdgpu_sriov_vf(adev) || + adev->enable_virtual_display || + (adev->harvest_ip_mask & AMD_HARVEST_IP_DMU_MASK)) return false; return amdgpu_device_asic_has_dc_support(adev->asic_type); |