linux/drivers/gpu/drm/exynos/exynos_drm_crtc.h
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   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
  18struct drm_device;
  19struct drm_crtc;
  20struct exynos_drm_manager;
  21struct exynos_drm_overlay;
  22
  23int exynos_drm_crtc_create(struct exynos_drm_manager *manager);
  24int exynos_drm_crtc_enable_vblank(struct drm_device *dev, int pipe);
  25void exynos_drm_crtc_disable_vblank(struct drm_device *dev, int pipe);
  26void exynos_drm_crtc_finish_pageflip(struct drm_device *dev, int pipe);
  27void exynos_drm_crtc_complete_scanout(struct drm_framebuffer *fb);
  28
  29void exynos_drm_crtc_plane_mode_set(struct drm_crtc *crtc,
  30                        struct exynos_drm_overlay *overlay);
  31void exynos_drm_crtc_plane_commit(struct drm_crtc *crtc, int zpos);
  32void exynos_drm_crtc_plane_enable(struct drm_crtc *crtc, int zpos);
  33void exynos_drm_crtc_plane_disable(struct drm_crtc *crtc, int zpos);
  34
  35/* This function gets pipe value to crtc device matched with out_type. */
  36int exynos_drm_crtc_get_pipe_from_type(struct drm_device *drm_dev,
  37                                        unsigned int out_type);
  38
  39/*
  40 * This function calls the crtc device(manager)'s te_handler() callback
  41 * to trigger to transfer video image at the tearing effect synchronization
  42 * signal.
  43 */
  44void exynos_drm_crtc_te_handler(struct drm_crtc *crtc);
  45
  46#endif
  47