xref: /openbmc/linux/include/drm/bridge/analogix_dp.h (revision b593bce5)
1 /* SPDX-License-Identifier: GPL-2.0-or-later */
2 /*
3  * Analogix DP (Display Port) Core interface driver.
4  *
5  * Copyright (C) 2015 Rockchip Electronics Co., Ltd.
6  */
7 #ifndef _ANALOGIX_DP_H_
8 #define _ANALOGIX_DP_H_
9 
10 #include <drm/drm_crtc.h>
11 
12 struct analogix_dp_device;
13 
14 enum analogix_dp_devtype {
15 	EXYNOS_DP,
16 	RK3288_DP,
17 	RK3399_EDP,
18 };
19 
20 static inline bool is_rockchip(enum analogix_dp_devtype type)
21 {
22 	return type == RK3288_DP || type == RK3399_EDP;
23 }
24 
25 struct analogix_dp_plat_data {
26 	enum analogix_dp_devtype dev_type;
27 	struct drm_panel *panel;
28 	struct drm_encoder *encoder;
29 	struct drm_connector *connector;
30 	bool skip_connector;
31 
32 	int (*power_on_start)(struct analogix_dp_plat_data *);
33 	int (*power_on_end)(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_resume(struct analogix_dp_device *dp);
42 int analogix_dp_suspend(struct analogix_dp_device *dp);
43 
44 struct analogix_dp_device *
45 analogix_dp_bind(struct device *dev, struct drm_device *drm_dev,
46 		 struct analogix_dp_plat_data *plat_data);
47 void analogix_dp_unbind(struct analogix_dp_device *dp);
48 
49 int analogix_dp_start_crc(struct drm_connector *connector);
50 int analogix_dp_stop_crc(struct drm_connector *connector);
51 
52 #endif /* _ANALOGIX_DP_H_ */
53