LXR linux/drivers/gpu/drm/exynos/exynos_drm

   1/* exynos_drm_crtc.h
   2 *
   3 * Copyright (c) 2011 Samsung Electronics Co., Ltd.
   4 * Authors:
   5 *      Inki Dae <inki.dae@samsung.com>
   6 *      Joonyoung Shim <jy0922.shim@samsung.com>
   7 *      Seung-Woo Kim <sw0312.kim@samsung.com>
   8 *
   9 * This program is free software; you can redistribute  it and/or modify it
  10 * under  the terms of  the GNU General  Public License as published by the
  11 * Free Software Foundation;  either version 2 of the  License, or (at your
  12 * option) any later version.
  13 */
  14
  15#ifndef _EXYNOS_DRM_CRTC_H_
  16#define _EXYNOS_DRM_CRTC_H_
  17
  18#include "exynos_drm_drv.h"
  19
  20struct exynos_drm_crtc *exynos_drm_crtc_create(struct drm_device *drm_dev,
  21                                        struct drm_plane *plane,
  22                                        int pipe,
  23                                        enum exynos_drm_output_type type,
  24                                        const struct exynos_drm_crtc_ops *ops,
  25                                        void *context);
  26int exynos_drm_crtc_enable_vblank(struct drm_device *dev, unsigned int pipe);
  27void exynos_drm_crtc_disable_vblank(struct drm_device *dev, unsigned int pipe);
  28void exynos_drm_crtc_wait_pending_update(struct exynos_drm_crtc *exynos_crtc);
  29void exynos_drm_crtc_finish_update(struct exynos_drm_crtc *exynos_crtc,
  30                                   struct exynos_drm_plane *exynos_plane);
  31
  32/* This function gets pipe value to crtc device matched with out_type. */
  33int exynos_drm_crtc_get_pipe_from_type(struct drm_device *drm_dev,
  34                                       enum exynos_drm_output_type out_type);
  35
  36/*
  37 * This function calls the crtc device(manager)'s te_handler() callback
  38 * to trigger to transfer video image at the tearing effect synchronization
  39 * signal.
  40 */
  41void exynos_drm_crtc_te_handler(struct drm_crtc *crtc);
  42
  43/* This function cancels a page flip request. */
  44void exynos_drm_crtc_cancel_page_flip(struct drm_crtc *crtc,
  45                                        struct drm_file *file);
  46
  47#endif
  48