Commit e13d002b authored by Alex Deucher's avatar Alex Deucher
Browse files

drm/amdgpu: don't evict vram on APUs for suspend to ram (v4) 



Vram is system memory, so no need to evict.

v2: use PM_EVENT messages
v3: use correct dev
v4: use driver flags

Reviewed-by: default avatarEvan Quan <evan.quan@amd.com>
Signed-off-by: default avatarAlex Deucher <alexander.deucher@amd.com>
parent 8914089a

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

+2 −5
Original line number Diff line number Diff line
@@ -1028,13 +1028,10 @@ int amdgpu_bo_evict_vram(struct amdgpu_device *adev) 
{

	struct ttm_resource_manager *man;



	/* late 2.6.33 fix IGP hibernate - we need pm ops to do this correct */

#ifndef CONFIG_HIBERNATION

	if (adev->flags & AMD_IS_APU) {

		/* Useless to evict on IGP chips */

	if (adev->in_s3 && (adev->flags & AMD_IS_APU)) {

		/* No need to evict vram on APUs for suspend to ram */

		return 0;

	}

#endif



	man = ttm_manager_type(&adev->mman.bdev, TTM_PL_VRAM);

	return ttm_resource_manager_evict_all(&adev->mman.bdev, man);