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Commit 4ec6ecf4 authored by Alex Deucher's avatar Alex Deucher
Browse files

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: default avatarHarry Wentland <harry.wentland@amd.com>
Acked-by: default avatarChristian König <christian.koenig@amd.com>
Signed-off-by: default avatarAlex Deucher <alexander.deucher@amd.com>
parent e466c293

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

+0 −2
Original line number Diff line number Diff line
@@ -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)) {