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Commit 95f59509 authored by Alex Deucher's avatar Alex Deucher
Browse files

drm/radeon: properly handle pm on gpu reset 



When we reset the GPU, we need to properly tear
down power management before reseting the GPU and then
set it back up again after reset.  Add the missing
radeon_pm_[suspend|resume] calls to the gpu reset
function.

Signed-off-by: default avatarAlex Deucher <alexander.deucher@amd.com>
parent adfb8e51

drivers/gpu/drm/radeon/radeon_device.c

+2 −0
Original line number Diff line number Diff line
@@ -1519,6 +1519,7 @@ int radeon_gpu_reset(struct radeon_device *rdev) 
	radeon_save_bios_scratch_regs(rdev);

	/* block TTM */

	resched = ttm_bo_lock_delayed_workqueue(&rdev->mman.bdev);

	radeon_pm_suspend(rdev);

	radeon_suspend(rdev);



	for (i = 0; i < RADEON_NUM_RINGS; ++i) {
@@ -1564,6 +1565,7 @@ int radeon_gpu_reset(struct radeon_device *rdev) 
		}

	}



	radeon_pm_resume(rdev);

	drm_helper_resume_force_mode(rdev->ddev);



	ttm_bo_unlock_delayed_workqueue(&rdev->mman.bdev, resched);