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Commit e941ea99 authored by Xiangliang Yu's avatar Xiangliang Yu Committed by Alex Deucher
Browse files

drm/amdgpu: fix reboot failure issue for virtualization 



Reboot process will call HW fini functions of IP blocks. For virt,
need to send event three before hw fini and send event four after
hw fini.

Signed-off-by: default avatarXiangliang Yu <Xiangliang.Yu@amd.com>
Reviewed-by: default avatarMonk Liu <Monk.Liu@amd.com>
Reviewed-by: default avatarChristian König <christian.koenig@amd.com>
Signed-off-by: default avatarAlex Deucher <alexander.deucher@amd.com>
parent 9a999359

drivers/gpu/drm/amd/amdgpu/amdgpu_device.c

+6 −0
Original line number Diff line number Diff line
@@ -1565,6 +1565,9 @@ int amdgpu_suspend(struct amdgpu_device *adev) 
{

	int i, r;



	if (amdgpu_sriov_vf(adev))

		amdgpu_virt_request_full_gpu(adev, false);



	/* ungate SMC block first */

	r = amdgpu_set_clockgating_state(adev, AMD_IP_BLOCK_TYPE_SMC,

					 AMD_CG_STATE_UNGATE);
@@ -1593,6 +1596,9 @@ int amdgpu_suspend(struct amdgpu_device *adev) 
		}

	}



	if (amdgpu_sriov_vf(adev))

		amdgpu_virt_release_full_gpu(adev, false);



	return 0;

}