linux/include/drm/drm_vblank_work.h

/* SPDX-License-Identifier: MIT */

#ifndef _DRM_VBLANK_WORK_H_
#define _DRM_VBLANK_WORK_H_

#include <linux/kthread.h>

struct drm_crtc;

/**
 * struct drm_vblank_work - A delayed work item which delays until a target
 * vblank passes, and then executes at realtime priority outside of IRQ
 * context.
 *
 * See also:
 * drm_vblank_work_schedule()
 * drm_vblank_work_init()
 * drm_vblank_work_cancel_sync()
 * drm_vblank_work_flush()
 * drm_vblank_work_flush_all()
 */
struct drm_vblank_work { … };

/**
 * to_drm_vblank_work - Retrieve the respective &drm_vblank_work item from a
 * &kthread_work
 * @_work: The &kthread_work embedded inside a &drm_vblank_work
 */
#define to_drm_vblank_work(_work) …

int drm_vblank_work_schedule(struct drm_vblank_work *work,
			     u64 count, bool nextonmiss);
void drm_vblank_work_init(struct drm_vblank_work *work, struct drm_crtc *crtc,
			  void (*func)(struct kthread_work *work));
bool drm_vblank_work_cancel_sync(struct drm_vblank_work *work);
void drm_vblank_work_flush(struct drm_vblank_work *work);
void drm_vblank_work_flush_all(struct drm_crtc *crtc);

#endif /* !_DRM_VBLANK_WORK_H_ */