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Commit 0469901e authored by Daniel Vetter's avatar Daniel Vetter
Browse files

drm: Clean up drm_dev_unplug 



Use drm_dev_unregister to unregister the interfaces, which also allows
us to simplify the open_count == 0 case.

Reviewed-by: default avatarAlex Deucher <alexander.deucher@amd.com>
Signed-off-by: default avatarDaniel Vetter <daniel.vetter@intel.com>
Link: https://patchwork.freedesktop.org/patch/msgid/20170802115604.12734-5-daniel.vetter@ffwll.ch
parent 2e45eeac

drivers/gpu/drm/drm_drv.c

+3 −12
Original line number Diff line number Diff line
@@ -381,21 +381,12 @@ static void drm_device_set_unplugged(struct drm_device *dev) 
 */

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);