xref: /OK3568_Linux_fs/kernel/include/drm/bridge/analogix_dp.h (revision 4882a59341e53eb6f0b4789bf948001014eff981)
1*4882a593Smuzhiyun /* SPDX-License-Identifier: GPL-2.0-or-later */
2*4882a593Smuzhiyun /*
3*4882a593Smuzhiyun  * Analogix DP (Display Port) Core interface driver.
4*4882a593Smuzhiyun  *
5*4882a593Smuzhiyun  * Copyright (C) 2015 Rockchip Electronics Co., Ltd.
6*4882a593Smuzhiyun  */
7*4882a593Smuzhiyun #ifndef _ANALOGIX_DP_H_
8*4882a593Smuzhiyun #define _ANALOGIX_DP_H_
9*4882a593Smuzhiyun 
10*4882a593Smuzhiyun #include <drm/drm_crtc.h>
11*4882a593Smuzhiyun #include <sound/hdmi-codec.h>
12*4882a593Smuzhiyun 
13*4882a593Smuzhiyun struct analogix_dp_device;
14*4882a593Smuzhiyun 
15*4882a593Smuzhiyun enum analogix_dp_devtype {
16*4882a593Smuzhiyun 	EXYNOS_DP,
17*4882a593Smuzhiyun 	RK3288_DP,
18*4882a593Smuzhiyun 	RK3399_EDP,
19*4882a593Smuzhiyun 	RK3568_EDP,
20*4882a593Smuzhiyun 	RK3588_EDP,
21*4882a593Smuzhiyun };
22*4882a593Smuzhiyun 
is_rockchip(enum analogix_dp_devtype type)23*4882a593Smuzhiyun static inline bool is_rockchip(enum analogix_dp_devtype type)
24*4882a593Smuzhiyun {
25*4882a593Smuzhiyun 	switch (type) {
26*4882a593Smuzhiyun 	case RK3288_DP:
27*4882a593Smuzhiyun 	case RK3399_EDP:
28*4882a593Smuzhiyun 	case RK3568_EDP:
29*4882a593Smuzhiyun 	case RK3588_EDP:
30*4882a593Smuzhiyun 		return true;
31*4882a593Smuzhiyun 	default:
32*4882a593Smuzhiyun 		return false;
33*4882a593Smuzhiyun 	}
34*4882a593Smuzhiyun }
35*4882a593Smuzhiyun 
36*4882a593Smuzhiyun struct analogix_dp_plat_data {
37*4882a593Smuzhiyun 	enum analogix_dp_devtype dev_type;
38*4882a593Smuzhiyun 	struct drm_panel *panel;
39*4882a593Smuzhiyun 	struct drm_bridge *bridge;
40*4882a593Smuzhiyun 	struct drm_encoder *encoder;
41*4882a593Smuzhiyun 	struct drm_connector *connector;
42*4882a593Smuzhiyun 	bool skip_connector;
43*4882a593Smuzhiyun 	bool ssc;
44*4882a593Smuzhiyun 
45*4882a593Smuzhiyun 	bool split_mode;
46*4882a593Smuzhiyun 
47*4882a593Smuzhiyun 	/* split with other display interface */
48*4882a593Smuzhiyun 	bool dual_connector_split;
49*4882a593Smuzhiyun 	bool left_display;
50*4882a593Smuzhiyun 
51*4882a593Smuzhiyun 	struct analogix_dp_device *left;
52*4882a593Smuzhiyun 	struct analogix_dp_device *right;
53*4882a593Smuzhiyun 
54*4882a593Smuzhiyun 	int (*power_on_start)(struct analogix_dp_plat_data *);
55*4882a593Smuzhiyun 	int (*power_on_end)(struct analogix_dp_plat_data *);
56*4882a593Smuzhiyun 	int (*power_off)(struct analogix_dp_plat_data *);
57*4882a593Smuzhiyun 	int (*attach)(struct analogix_dp_plat_data *, struct drm_bridge *,
58*4882a593Smuzhiyun 		      struct drm_connector *);
59*4882a593Smuzhiyun 	void (*detach)(struct analogix_dp_plat_data *, struct drm_bridge *);
60*4882a593Smuzhiyun 	int (*get_modes)(struct analogix_dp_plat_data *,
61*4882a593Smuzhiyun 			 struct drm_connector *);
62*4882a593Smuzhiyun 	void (*convert_to_split_mode)(struct drm_display_mode *);
63*4882a593Smuzhiyun 	void (*convert_to_origin_mode)(struct drm_display_mode *);
64*4882a593Smuzhiyun };
65*4882a593Smuzhiyun 
66*4882a593Smuzhiyun int analogix_dp_resume(struct analogix_dp_device *dp);
67*4882a593Smuzhiyun int analogix_dp_suspend(struct analogix_dp_device *dp);
68*4882a593Smuzhiyun int analogix_dp_runtime_resume(struct analogix_dp_device *dp);
69*4882a593Smuzhiyun int analogix_dp_runtime_suspend(struct analogix_dp_device *dp);
70*4882a593Smuzhiyun 
71*4882a593Smuzhiyun struct analogix_dp_device *
72*4882a593Smuzhiyun analogix_dp_probe(struct device *dev, struct analogix_dp_plat_data *plat_data);
73*4882a593Smuzhiyun int analogix_dp_bind(struct analogix_dp_device *dp, struct drm_device *drm_dev);
74*4882a593Smuzhiyun void analogix_dp_unbind(struct analogix_dp_device *dp);
75*4882a593Smuzhiyun void analogix_dp_remove(struct analogix_dp_device *dp);
76*4882a593Smuzhiyun 
77*4882a593Smuzhiyun int analogix_dp_start_crc(struct drm_connector *connector);
78*4882a593Smuzhiyun int analogix_dp_stop_crc(struct drm_connector *connector);
79*4882a593Smuzhiyun 
80*4882a593Smuzhiyun int analogix_dp_audio_hw_params(struct analogix_dp_device *dp,
81*4882a593Smuzhiyun 				struct hdmi_codec_daifmt *daifmt,
82*4882a593Smuzhiyun 				struct hdmi_codec_params *params);
83*4882a593Smuzhiyun void analogix_dp_audio_shutdown(struct analogix_dp_device *dp);
84*4882a593Smuzhiyun int analogix_dp_audio_startup(struct analogix_dp_device *dp);
85*4882a593Smuzhiyun int analogix_dp_audio_get_eld(struct analogix_dp_device *dp,
86*4882a593Smuzhiyun 			      u8 *buf, size_t len);
87*4882a593Smuzhiyun int analogix_dp_loader_protect(struct analogix_dp_device *dp);
88*4882a593Smuzhiyun void analogix_dp_disable(struct analogix_dp_device *dp);
89*4882a593Smuzhiyun 
90*4882a593Smuzhiyun #endif /* _ANALOGIX_DP_H_ */
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