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 struct drm_dp_aux;
14
15 enum analogix_dp_devtype {
16 EXYNOS_DP,
17 RK3288_DP,
18 RK3399_EDP,
19 RK3588_EDP,
20 };
21
is_rockchip(enum analogix_dp_devtype type)22 static inline bool is_rockchip(enum analogix_dp_devtype type)
23 {
24 return type == RK3288_DP || type == RK3399_EDP || type == RK3588_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 bool skip_connector;
33
34 int (*power_on)(struct analogix_dp_plat_data *);
35 int (*power_off)(struct analogix_dp_plat_data *);
36 int (*attach)(struct analogix_dp_plat_data *, struct drm_bridge *,
37 struct drm_connector *);
38 int (*get_modes)(struct analogix_dp_plat_data *,
39 struct drm_connector *);
40 };
41
42 int analogix_dp_resume(struct analogix_dp_device *dp);
43 int analogix_dp_suspend(struct analogix_dp_device *dp);
44
45 struct analogix_dp_device *
46 analogix_dp_probe(struct device *dev, struct analogix_dp_plat_data *plat_data);
47 int analogix_dp_bind(struct analogix_dp_device *dp, struct drm_device *drm_dev);
48 void analogix_dp_unbind(struct analogix_dp_device *dp);
49
50 int analogix_dp_start_crc(struct drm_connector *connector);
51 int analogix_dp_stop_crc(struct drm_connector *connector);
52
53 struct analogix_dp_plat_data *analogix_dp_aux_to_plat_data(struct drm_dp_aux *aux);
54 struct drm_dp_aux *analogix_dp_get_aux(struct analogix_dp_device *dp);
55
56 #endif /* _ANALOGIX_DP_H_ */
57