drivers/gpu/drm/exynos/exynos_drm_crtc.h

   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
  20 struct 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);
  26 int exynos_drm_crtc_enable_vblank(struct drm_device *dev, unsigned int pipe);
  27 void exynos_drm_crtc_disable_vblank(struct drm_device *dev, unsigned int pipe);
  28 void exynos_drm_crtc_wait_pending_update(struct exynos_drm_crtc *exynos_crtc);
  29 void 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. */
  33 int 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  */
  41 void exynos_drm_crtc_te_handler(struct drm_crtc *crtc);
  42
  43 /* This function cancels a page flip request. */
  44 void exynos_drm_crtc_cancel_page_flip(struct drm_crtc *crtc,
  45                                         struct drm_file *file);
  46
  47 #endif