LXR linux/drivers/gpu/drm/mediatek/mtk_drm

   1/*
   2 * Copyright (c) 2015 MediaTek Inc.
   3 *
   4 * This program is free software; you can redistribute it and/or modify
   5 * it under the terms of the GNU General Public License version 2 as
   6 * published by the Free Software Foundation.
   7 *
   8 * This program is distributed in the hope that it will be useful,
   9 * but WITHOUT ANY WARRANTY; without even the implied warranty of
  10 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  11 * GNU General Public License for more details.
  12 */
  13
  14#ifndef MTK_DRM_DDP_H
  15#define MTK_DRM_DDP_H
  16
  17#include "mtk_drm_ddp_comp.h"
  18
  19struct regmap;
  20struct device;
  21struct mtk_disp_mutex;
  22
  23void mtk_ddp_add_comp_to_path(void __iomem *config_regs,
  24                              enum mtk_ddp_comp_id cur,
  25                              enum mtk_ddp_comp_id next);
  26void mtk_ddp_remove_comp_from_path(void __iomem *config_regs,
  27                                   enum mtk_ddp_comp_id cur,
  28                                   enum mtk_ddp_comp_id next);
  29
  30struct mtk_disp_mutex *mtk_disp_mutex_get(struct device *dev, unsigned int id);
  31int mtk_disp_mutex_prepare(struct mtk_disp_mutex *mutex);
  32void mtk_disp_mutex_add_comp(struct mtk_disp_mutex *mutex,
  33                             enum mtk_ddp_comp_id id);
  34void mtk_disp_mutex_enable(struct mtk_disp_mutex *mutex);
  35void mtk_disp_mutex_disable(struct mtk_disp_mutex *mutex);
  36void mtk_disp_mutex_remove_comp(struct mtk_disp_mutex *mutex,
  37                                enum mtk_ddp_comp_id id);
  38void mtk_disp_mutex_unprepare(struct mtk_disp_mutex *mutex);
  39void mtk_disp_mutex_put(struct mtk_disp_mutex *mutex);
  40
  41#endif /* MTK_DRM_DDP_H */
  42