xref: /linux/include/drm/bridge/analogix_dp.h (revision e58e871becec2d3b04ed91c0c16fe8deac9c9dfa)
1 /*
2  * Analogix DP (Display Port) Core interface driver.
3  *
4  * Copyright (C) 2015 Rockchip Electronics Co., Ltd.
5  *
6  * This program is free software; you can redistribute it and/or modify it
7  * under the terms of the GNU General Public License as published by the
8  * Free Software Foundation; either version 2 of the License, or (at your
9  * option) any later version.
10  */
11 #ifndef _ANALOGIX_DP_H_
12 #define _ANALOGIX_DP_H_
13 
14 #include <drm/drm_crtc.h>
15 
16 enum analogix_dp_devtype {
17 	EXYNOS_DP,
18 	RK3288_DP,
19 	RK3399_EDP,
20 };
21 
22 static inline bool is_rockchip(enum analogix_dp_devtype type)
23 {
24 	return type == RK3288_DP || type == RK3399_EDP;
25 }
26 
27 struct analogix_dp_plat_data {
28 	enum analogix_dp_devtype dev_type;
29 	struct drm_panel *panel;
30 	struct drm_encoder *encoder;
31 	struct drm_connector *connector;
32 
33 	int (*power_on)(struct analogix_dp_plat_data *);
34 	int (*power_off)(struct analogix_dp_plat_data *);
35 	int (*attach)(struct analogix_dp_plat_data *, struct drm_bridge *,
36 		      struct drm_connector *);
37 	int (*get_modes)(struct analogix_dp_plat_data *,
38 			 struct drm_connector *);
39 };
40 
41 int analogix_dp_psr_supported(struct device *dev);
42 int analogix_dp_enable_psr(struct device *dev);
43 int analogix_dp_disable_psr(struct device *dev);
44 
45 int analogix_dp_resume(struct device *dev);
46 int analogix_dp_suspend(struct device *dev);
47 
48 int analogix_dp_bind(struct device *dev, struct drm_device *drm_dev,
49 		     struct analogix_dp_plat_data *plat_data);
50 void analogix_dp_unbind(struct device *dev, struct device *master, void *data);
51 
52 int analogix_dp_start_crc(struct drm_connector *connector);
53 int analogix_dp_stop_crc(struct drm_connector *connector);
54 
55 #endif /* _ANALOGIX_DP_H_ */
56