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PATH: usr / src / kernels / 5.14.0-611.49.2.el9_7.x86_64 / include / drm

/* 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 {
	/**
	 * @base: The base &kthread_work item which will be executed by
	 * &drm_vblank_crtc.worker. Drivers should not interact with this
	 * directly, and instead rely on drm_vblank_work_init() to initialize
	 * this.
	 */
	struct kthread_work base;

/**
	 * @vblank: A pointer to &drm_vblank_crtc this work item belongs to.
	 */
	struct drm_vblank_crtc *vblank;

/**
	 * @count: The target vblank this work will execute on. Drivers should
	 * not modify this value directly, and instead use
	 * drm_vblank_work_schedule()
	 */
	u64 count;

/**
	 * @cancelling: The number of drm_vblank_work_cancel_sync() calls that
	 * are currently running. A work item cannot be rescheduled until all
	 * calls have finished.
	 */
	int cancelling;

/**
	 * @node: The position of this work item in
	 * &drm_vblank_crtc.pending_work.
	 */
	struct list_head node;
};

/**
 * 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) \
	container_of((_work), struct drm_vblank_work, base)

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_ */

[-] drm_eld.h [edit]
[-] drm_bridge.h [edit]
[-] spsc_queue.h [edit]
[-] drm_gem_dma_helper.h [edit]
[-] drm_property.h [edit]
[-] drm_auth.h [edit]
[-] drm_mipi_dbi.h [edit]
[-] drm_mode_object.h [edit]
[-] drm_pciids.h [edit]
[+] ttm
[-] drm_privacy_screen_machine.h [edit]
[-] drm_fixed.h [edit]
[-] drm_fb_helper.h [edit]
[-] drm_gem_ttm_helper.h [edit]
[-] drm_pagemap.h [edit]
[-] drm_atomic_uapi.h [edit]
[-] drm_module.h [edit]
[+] display
[-] drm_encoder.h [edit]
[-] drm_file.h [edit]
[-] drm_connector.h [edit]
[-] drm_utils.h [edit]
[-] drm_suballoc.h [edit]
[+] intel
[-] drm_audio_component.h [edit]
[-] drm_prime.h [edit]
[-] drm_atomic_helper.h [edit]
[-] i915_pciids.h [edit]
[-] drm_mipi_dsi.h [edit]
[-] drm_writeback.h [edit]
[-] drm_gem_framebuffer_helper.h [edit]
[-] drm_lease.h [edit]
[-] drm_crtc_helper.h [edit]
[-] drm_client.h [edit]
[-] Makefile [edit]
[-] drm_vblank.h [edit]
[-] drm_format_helper.h [edit]
[-] drm_fb_dma_helper.h [edit]
[-] drm_mode_config.h [edit]
[-] drm_debugfs.h [edit]
[-] drm_print.h [edit]
[-] drm_client_event.h [edit]
[-] drm_panel.h [edit]
[-] drm_gem_shmem_helper.h [edit]
[-] drm_debugfs_crc.h [edit]
[-] drm_cache.h [edit]
[-] drm_sysfs.h [edit]
[+] clients
[-] drm_edid.h [edit]
[-] drm_modeset_helper.h [edit]
[-] drm_atomic_state_helper.h [edit]
[-] drm_ioctl.h [edit]
[-] drm_blend.h [edit]
[-] drm_gem_vram_helper.h [edit]
[-] drm_panic.h [edit]
[-] drm_plane_helper.h [edit]
[-] drm_fbdev_dma.h [edit]
[-] drm_bridge_connector.h [edit]
[-] drm_probe_helper.h [edit]
[-] drm_modeset_helper_vtables.h [edit]
[-] drm_device.h [edit]
[-] drm_exec.h [edit]
[-] drm_atomic.h [edit]
[-] gud.h [edit]
[-] drm_gem.h [edit]
[-] drm_gpuvm.h [edit]
[-] drm_mm.h [edit]
[-] drm_plane.h [edit]
[-] drm_gpusvm.h [edit]
[-] drm_simple_kms_helper.h [edit]
[-] drm_syncobj.h [edit]
[-] drm_gem_atomic_helper.h [edit]
[-] drm_fbdev_shmem.h [edit]
[-] drm_framebuffer.h [edit]
[-] drm_accel.h [edit]
[-] drm_self_refresh_helper.h [edit]
[-] amd_asic_type.h [edit]
[-] drm_privacy_screen_consumer.h [edit]
[-] gpu_scheduler.h [edit]
[-] drm_fbdev_ttm.h [edit]
[-] drm_managed.h [edit]
[-] task_barrier.h [edit]
[-] drm_fourcc.h [edit]
[-] drm_vblank_work.h [edit]
[-] drm_modes.h [edit]
[-] drm_vma_manager.h [edit]
[-] drm_buddy.h [edit]
[-] drm_of.h [edit]
[+] ..
[+] bridge
[-] drm_modeset_lock.h [edit]
[-] drm_rect.h [edit]
[-] drm_flip_work.h [edit]
[-] drm_util.h [edit]
[-] drm_damage_helper.h [edit]
[-] drm_drv.h [edit]
[-] drm_kunit_helpers.h [edit]
[-] drm_color_mgmt.h [edit]
[-] drm_crtc.h [edit]
[-] drm_privacy_screen_driver.h [edit]