Name
drm_vblank_put — 
     give up ownership of vblank events
 
Synopsis
| void drm_vblank_put ( | struct drm_device * dev, | 
|  | int crtc ); | 
 
Arguments
- dev
- 
     DRM device
     
- crtc
- 
     which counter to give up
     
Description
   Release ownership of a given vblank counter, turning off interrupts
   if possible. Disable interrupts after drm_vblank_offdelay milliseconds.
   
   This is the legacy version of drm_crtc_vblank_put.