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drm: Do a full device unregister when unplugging 

Rather than do a partial unregister of just the minors, unregister the
device (drm_dev_unregister(), and so remove all userspace interfaces,
when the device is unplugged (drm_unplug_dev()).

Signed-off-by: Chris Wilson <chris@chris-wilson.co.uk>
Cc: David Airlie <airlied@linux.ie>
Cc: Daniel Vetter <daniel.vetter@ffwll.ch>
Cc: Laurent Pinchart <laurent.pinchart@ideasonboard.com>
Cc: Alexey Brodkin <Alexey.Brodkin@synopsys.com>
Cc: Amitoj Kaur Chawla <amitoj1606@gmail.com>
Cc: dri-devel@lists.freedesktop.org
Signed-off-by: Daniel Vetter <daniel.vetter@ffwll.ch>
Link: http://patchwork.freedesktop.org/patch/msgid/1466778982-6974-3-git-send-email-chris@chris-wilson.co.uk
hifive-unleashed-5.1
Chris Wilson 2016-06-24 15:36:20 +01:00 committed by Daniel Vetter
parent 041401ffdf
commit a39be606f9
1 changed files with 1 additions and 3 deletions
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4
drivers/gpu/drm/drm_drv.c
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@ -362,9 +362,7 @@ EXPORT_SYMBOL(drm_put_dev);
void drm_unplug_dev(struct drm_device *dev)
{
/* for a USB device */
drm_minor_unregister(dev, DRM_MINOR_LEGACY);
drm_minor_unregister(dev, DRM_MINOR_RENDER);
drm_minor_unregister(dev, DRM_MINOR_CONTROL);
drm_dev_unregister(dev);
mutex_lock(&drm_global_mutex);