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drm: plane: Clear plane.crtc and plane.fb after disable_plane() 

These are the only indication to user space that the plane was disabled.

Signed-off-by: Ville Syrjälä <ville.syrjala@linux.intel.com>
Acked-by: Jesse Barnes <jbarnes@virtuousgeek.org>
Signed-off-by: Dave Airlie <airlied@redhat.com>
This commit is contained in:
Ville Syrjälä 2011-12-20 00:06:43 +02:00 committed by Dave Airlie
parent 81f6c7f873
commit e5e3b44c67
1 changed files with 2 additions and 0 deletions
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2
drivers/gpu/drm/drm_crtc.c
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@ -1684,6 +1684,8 @@ int drm_mode_setplane(struct drm_device *dev, void *data,
/* No fb means shut it down */
if (!plane_req->fb_id) {
plane->funcs->disable_plane(plane);
plane->crtc = NULL;
plane->fb = NULL;
goto out;
}