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drm/amdgpu: Turn off CRTCs on driver unload
author
Lukas Wunner
<lukas@wunner.de>
Wed, 8 Jun 2016 16:47:27 +0000
(18:47 +0200)
committer
Daniel Vetter
<daniel.vetter@ffwll.ch>
Fri, 24 Jun 2016 06:49:35 +0000
(08:49 +0200)
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
drivers/gpu/drm/amd/amdgpu/amdgpu_device.c
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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
(file)
--- 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);