1 /*
2  * Copyright (c) 2015 MediaTek Inc.
3  * Author: CK Hu <ck.hu@mediatek.com>
4  *
5  * This program is free software; you can redistribute it and/or modify
6  * it under the terms of the GNU General Public License version 2 as
7  * published by the Free Software Foundation.
8  *
9  * This program is distributed in the hope that it will be useful,
10  * but WITHOUT ANY WARRANTY; without even the implied warranty of
11  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
12  * GNU General Public License for more details.
13  */
14 
15 #ifndef _MTK_DRM_PLANE_H_
16 #define _MTK_DRM_PLANE_H_
17 
18 #include <drm/drm_crtc.h>
19 #include <linux/types.h>
20 
21 struct mtk_drm_plane {
22 	struct drm_plane		base;
23 	unsigned int			idx;
24 };
25 
26 struct mtk_plane_pending_state {
27 	bool				config;
28 	bool				enable;
29 	dma_addr_t			addr;
30 	unsigned int			pitch;
31 	unsigned int			format;
32 	unsigned int			x;
33 	unsigned int			y;
34 	unsigned int			width;
35 	unsigned int			height;
36 	bool				dirty;
37 };
38 
39 struct mtk_plane_state {
40 	struct drm_plane_state		base;
41 	struct mtk_plane_pending_state	pending;
42 };
43 
44 static inline struct mtk_drm_plane *to_mtk_plane(struct drm_plane *plane)
45 {
46 	return container_of(plane, struct mtk_drm_plane, base);
47 }
48 
49 static inline struct mtk_plane_state *
50 to_mtk_plane_state(struct drm_plane_state *state)
51 {
52 	return container_of(state, struct mtk_plane_state, base);
53 }
54 
55 int mtk_plane_init(struct drm_device *dev, struct mtk_drm_plane *mtk_plane,
56 		   unsigned long possible_crtcs, enum drm_plane_type type,
57 		   unsigned int zpos);
58 
59 #endif
60