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drm/amdgpu: add fbdev suspend/resume on gpu reset 

This can fix the baco reset failure seen on Navi10.
And this should be a low risk fix as the same sequence
is already used for system suspend/resume.

Signed-off-by: Evan Quan <evan.quan@amd.com>
Reviewed-by: Alex Deucher <alexander.deucher@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
alistair/sensors
Evan Quan 2020-03-11 14:15:27 +08:00 committed by Alex Deucher
parent 88474ccad5
commit 565d194155
1 changed files with 4 additions and 0 deletions
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4
drivers/gpu/drm/amd/amdgpu/amdgpu_device.c
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@ -3933,6 +3933,8 @@ static int amdgpu_do_asic_reset(struct amdgpu_hive_info *hive,
if (r)
goto out;
amdgpu_fbdev_set_suspend(tmp_adev, 0);
/* must succeed. */
amdgpu_ras_resume(tmp_adev);
@ -4106,6 +4108,8 @@ int amdgpu_device_gpu_recover(struct amdgpu_device *adev,
*/
amdgpu_unregister_gpu_instance(tmp_adev);
amdgpu_fbdev_set_suspend(adev, 1);
/* disable ras on ALL IPs */
if (!(in_ras_intr && !use_baco) &&
amdgpu_device_ip_need_full_reset(tmp_adev))