1 /* SPDX-License-Identifier: GPL-2.0-only */
2 /*
3  * Copyright (c) 2015 MediaTek Inc.
4  */
5 
6 #ifndef MTK_DRM_DDP_H
7 #define MTK_DRM_DDP_H
8 
9 #include "mtk_drm_ddp_comp.h"
10 
11 struct regmap;
12 struct device;
13 struct mtk_disp_mutex;
14 
15 void mtk_ddp_add_comp_to_path(void __iomem *config_regs,
16 			      enum mtk_ddp_comp_id cur,
17 			      enum mtk_ddp_comp_id next);
18 void mtk_ddp_remove_comp_from_path(void __iomem *config_regs,
19 				   enum mtk_ddp_comp_id cur,
20 				   enum mtk_ddp_comp_id next);
21 
22 struct mtk_disp_mutex *mtk_disp_mutex_get(struct device *dev, unsigned int id);
23 int mtk_disp_mutex_prepare(struct mtk_disp_mutex *mutex);
24 void mtk_disp_mutex_add_comp(struct mtk_disp_mutex *mutex,
25 			     enum mtk_ddp_comp_id id);
26 void mtk_disp_mutex_enable(struct mtk_disp_mutex *mutex);
27 void mtk_disp_mutex_disable(struct mtk_disp_mutex *mutex);
28 void mtk_disp_mutex_remove_comp(struct mtk_disp_mutex *mutex,
29 				enum mtk_ddp_comp_id id);
30 void mtk_disp_mutex_unprepare(struct mtk_disp_mutex *mutex);
31 void mtk_disp_mutex_put(struct mtk_disp_mutex *mutex);
32 void mtk_disp_mutex_acquire(struct mtk_disp_mutex *mutex);
33 void mtk_disp_mutex_release(struct mtk_disp_mutex *mutex);
34 
35 #endif /* MTK_DRM_DDP_H */
36