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_DRV_H
15 #define MTK_DRM_DRV_H
16 
17 #include <linux/io.h>
18 #include "mtk_drm_ddp_comp.h"
19 
20 #define MAX_CRTC	2
21 #define MAX_CONNECTOR	2
22 
23 struct device;
24 struct device_node;
25 struct drm_crtc;
26 struct drm_device;
27 struct drm_fb_helper;
28 struct drm_property;
29 struct regmap;
30 
31 struct mtk_drm_private {
32 	struct drm_device *drm;
33 	struct device *dma_dev;
34 
35 	unsigned int num_pipes;
36 
37 	struct device_node *mutex_node;
38 	struct device *mutex_dev;
39 	void __iomem *config_regs;
40 	struct device_node *comp_node[DDP_COMPONENT_ID_MAX];
41 	struct mtk_ddp_comp *ddp_comp[DDP_COMPONENT_ID_MAX];
42 
43 	struct {
44 		struct drm_atomic_state *state;
45 		struct work_struct work;
46 		struct mutex lock;
47 	} commit;
48 
49 	struct drm_atomic_state *suspend_state;
50 };
51 
52 extern struct platform_driver mtk_ddp_driver;
53 extern struct platform_driver mtk_disp_ovl_driver;
54 extern struct platform_driver mtk_disp_rdma_driver;
55 extern struct platform_driver mtk_dpi_driver;
56 extern struct platform_driver mtk_dsi_driver;
57 extern struct platform_driver mtk_mipi_tx_driver;
58 
59 #endif /* MTK_DRM_DRV_H */
60