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drm/amdgpu: Turn off CRTCs on driver unload 

amdgpu leaks a runtime pm ref if at least one CRTC is enabled on unload.
The ref is taken by amdgpu_crtc_set_config() and held as long as a CRTC
is in use. Fix by turning off all CRTCs on unload.

Cc: Alex Deucher <alexander.deucher@amd.com>
Signed-off-by: Lukas Wunner <lukas@wunner.de>
Acked-by: Alex Deucher <alexander.deucher@amd.com>
Signed-off-by: Daniel Vetter <daniel.vetter@ffwll.ch>
Link: http://patchwork.freedesktop.org/patch/msgid/7bf8d9ceb9d343a7495788667e6da170b8fd3af1.1465392124.git.lukas@wunner.de
hifive-unleashed-5.1
Lukas Wunner 2016-06-08 18:47:27 +02:00 committed by Daniel Vetter
parent 4d0f0b988e
commit 84b89bdced
1 changed files with 1 additions and 0 deletions
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drivers/gpu/drm/amd/amdgpu/amdgpu_device.c
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@ -1624,6 +1624,7 @@ void amdgpu_device_fini(struct amdgpu_device *adev)
amdgpu_bo_evict_vram(adev);
amdgpu_ib_pool_fini(adev);
amdgpu_fence_driver_fini(adev);
drm_crtc_force_disable_all(adev->ddev);
amdgpu_fbdev_fini(adev);
r = amdgpu_fini(adev);
kfree(adev->ip_block_status);