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drm/amdgpu: Use atomic function to disable crtcs with dc enabled 

This change fixes the deadlock when unloading the driver with displays
connected.

Signed-off-by: Mikita Lipski <mikita.lipski@amd.com>
Reviewed-by: Andrey Grodzovsky <andrey.grodzovsky@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
This commit is contained in:
Mikita Lipski 2018-03-14 13:41:29 -04:00 committed by Alex Deucher
parent 2681bc79ee
commit d1bb88e078
1 changed files with 6 additions and 3 deletions
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9
drivers/gpu/drm/amd/amdgpu/amdgpu_device.c
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@ -2063,9 +2063,12 @@ void amdgpu_device_fini(struct amdgpu_device *adev)
DRM_INFO("amdgpu: finishing device.\n");
adev->shutdown = true;
if (adev->mode_info.mode_config_initialized)
drm_crtc_force_disable_all(adev->ddev);
if (adev->mode_info.mode_config_initialized){
if (!amdgpu_device_has_dc_support(adev))
drm_crtc_force_disable_all(adev->ddev);
else
drm_atomic_helper_shutdown(adev->ddev);
}
amdgpu_ib_pool_fini(adev);
amdgpu_fence_driver_fini(adev);
amdgpu_fbdev_fini(adev);