[v2,12/15] drm/amdgpu: Turn off CRTCs on driver unload
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Message ID 7bf8d9ceb9d343a7495788667e6da170b8fd3af1.1465392124.git.lukas@wunner.de
State New
Headers show

Commit Message

Lukas Wunner June 8, 2016, 4:47 p.m. UTC
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>
---
 drivers/gpu/drm/amd/amdgpu/amdgpu_device.c | 1 +
 1 file changed, 1 insertion(+)

Patch
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diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu_device.c b/drivers/gpu/drm/amd/amdgpu/amdgpu_device.c
index bb8b149..2ab5e0b 100644
--- a/drivers/gpu/drm/amd/amdgpu/amdgpu_device.c
+++ b/drivers/gpu/drm/amd/amdgpu/amdgpu_device.c
@@ -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);