drivers/gpu/drm/mediatek/mtk_drm_ddp.h

   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
  19 struct regmap;
  20 struct device;
  21 struct mtk_disp_mutex;
  22
  23 void mtk_ddp_add_comp_to_path(void __iomem *config_regs,
  24                               enum mtk_ddp_comp_id cur,
  25                               enum mtk_ddp_comp_id next);
  26 void 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
  30 struct mtk_disp_mutex *mtk_disp_mutex_get(struct device *dev, unsigned int id);
  31 int mtk_disp_mutex_prepare(struct mtk_disp_mutex *mutex);
  32 void mtk_disp_mutex_add_comp(struct mtk_disp_mutex *mutex,
  33                              enum mtk_ddp_comp_id id);
  34 void mtk_disp_mutex_enable(struct mtk_disp_mutex *mutex);
  35 void mtk_disp_mutex_disable(struct mtk_disp_mutex *mutex);
  36 void mtk_disp_mutex_remove_comp(struct mtk_disp_mutex *mutex,
  37                                 enum mtk_ddp_comp_id id);
  38 void mtk_disp_mutex_unprepare(struct mtk_disp_mutex *mutex);
  39 void mtk_disp_mutex_put(struct mtk_disp_mutex *mutex);
  40 void mtk_disp_mutex_acquire(struct mtk_disp_mutex *mutex);
  41 void mtk_disp_mutex_release(struct mtk_disp_mutex *mutex);
  42
  43 #endif /* MTK_DRM_DDP_H */