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drm/amdgpu: Virtual display need to support multiple ctrcs

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The crtc num is determined by virtual_display parameter.

Signed-off-by: Emily Deng <Emily.Deng@amd.com>
Reviewed-by: Monk Liu <monk.liu@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
This commit is contained in:
Emily Deng
2020-03-25 19:01:58 +08:00
committed by Alex Deucher
parent 61380faa4b
commit 02f6efb478
1 changed files with 2 additions and 1 deletions
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3
drivers/gpu/drm/amd/amdgpu/amdgpu_virt.c
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@@ -38,7 +38,8 @@ bool amdgpu_virt_mmio_blocked(struct amdgpu_device *adev)
void amdgpu_virt_init_setting(struct amdgpu_device *adev)
{
/* enable virtual display */
adev->mode_info.num_crtc = 1;
if (adev->mode_info.num_crtc == 0)
adev->mode_info.num_crtc = 1;
adev->enable_virtual_display = true;
adev->ddev->driver->driver_features &= ~DRIVER_ATOMIC;
adev->cg_flags = 0;