drm/amdgpu: drop scratch regs save and restore from S3/S4 handling

The expectation is that the base driver doesn't mess with these.
Some components interact with these directly so let the components
handle these directly.

Reviewed-by: Harry Wentland <harry.wentland@amd.com>
Acked-by: Christian König <christian.koenig@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
This commit is contained in:
Alex Deucher 2017-12-12 15:20:22 -05:00
parent e466c2935f
commit 4ec6ecf48c

View file

@ -2577,7 +2577,6 @@ int amdgpu_device_suspend(struct drm_device *dev, bool suspend, bool fbcon)
*/
amdgpu_bo_evict_vram(adev);
amdgpu_atombios_scratch_regs_save(adev);
pci_save_state(dev->pdev);
if (suspend) {
/* Shut down the device */
@ -2626,7 +2625,6 @@ int amdgpu_device_resume(struct drm_device *dev, bool resume, bool fbcon)
if (r)
goto unlock;
}
amdgpu_atombios_scratch_regs_restore(adev);
/* post card */
if (amdgpu_need_post(adev)) {