Get a reference count on vblank events
int drm_crtc_vblank_get(struct drm_crtc * crtc);
crtc
which CRTC to own
Acquire a reference count on vblank events to avoid having them disabled while in use.
This is the native kms version of drm_vblank_off.
Zero on success, nonzero on failure.
Jesse Barnes <[email protected]>
Intel Corporation,
Initial version
Laurent Pinchart <[email protected]>
Ideas on board SPRL,
Driver internals
Daniel Vetter <[email protected]>
Intel Corporation,
Contributions all over the place