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drm/radeon: Turn off CRTCs on driver unload 

radeon leaks a runtime pm ref if at least one CRTC is enabled on unload.
The ref is taken by radeon_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/f706b9db319e2bdaf153966a2b95a5d80f67e09b.1465392124.git.lukas@wunner.de
This commit is contained in:
Lukas Wunner 2016-06-08 18:47:27 +02:00 committed by Daniel Vetter
parent 523872f6b0
commit 4d0f0b988e
1 changed files with 1 additions and 0 deletions
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1
drivers/gpu/drm/radeon/radeon_display.c
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@ -1711,6 +1711,7 @@ void radeon_modeset_fini(struct radeon_device *rdev)
radeon_afmt_fini(rdev);
drm_kms_helper_poll_fini(rdev->ddev);
radeon_hpd_fini(rdev);
drm_crtc_force_disable_all(rdev->ddev);
drm_mode_config_cleanup(rdev->ddev);
rdev->mode_info.mode_config_initialized = false;
}