From: Daniel Vetter <daniel.vetter@ffwll.ch>
Date: Wed, 2 Aug 2017 13:56:04 +0200
Subject: drm: Clean up drm_dev_unplug
Git-commit: 0469901ea4beaa4a326ffcc9b1d6b5baf9738a42
Patch-mainline: v4.14-rc1
References: FATE#326289 FATE#326079 FATE#326049 FATE#322398 FATE#326166
Use drm_dev_unregister to unregister the interfaces, which also allows
us to simplify the open_count == 0 case.
Reviewed-by: Alex Deucher <alexander.deucher@amd.com>
Signed-off-by: Daniel Vetter <daniel.vetter@intel.com>
Link: https://patchwork.freedesktop.org/patch/msgid/20170802115604.12734-5-daniel.vetter@ffwll.ch
Acked-by: Petr Tesarik <ptesarik@suse.com>
---
drivers/gpu/drm/drm_drv.c | 15 +++------------
1 file changed, 3 insertions(+), 12 deletions(-)
--- a/drivers/gpu/drm/drm_drv.c
+++ b/drivers/gpu/drm/drm_drv.c
@@ -381,21 +381,12 @@ static void drm_device_set_unplugged(str
*/
void drm_dev_unplug(struct drm_device *dev)
{
- /* for a USB device */
- if (drm_core_check_feature(dev, DRIVER_MODESET))
- drm_modeset_unregister_all(dev);
-
- drm_minor_unregister(dev, DRM_MINOR_PRIMARY);
- drm_minor_unregister(dev, DRM_MINOR_RENDER);
- drm_minor_unregister(dev, DRM_MINOR_CONTROL);
+ drm_dev_unregister(dev);
mutex_lock(&drm_global_mutex);
-
drm_device_set_unplugged(dev);
-
- if (dev->open_count == 0) {
- drm_put_dev(dev);
- }
+ if (dev->open_count == 0)
+ drm_dev_unref(dev);
mutex_unlock(&drm_global_mutex);
}
EXPORT_SYMBOL(drm_dev_unplug);