include/drm/bridge/analogix_dp.h

   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_psr_enabled(struct analogix_dp_device *dp);
  42 int analogix_dp_enable_psr(struct analogix_dp_device *dp);
  43 int analogix_dp_disable_psr(struct analogix_dp_device *dp);
  44
  45 int analogix_dp_resume(struct analogix_dp_device *dp);
  46 int analogix_dp_suspend(struct analogix_dp_device *dp);
  47
  48 struct analogix_dp_device *
  49 analogix_dp_bind(struct device *dev, struct drm_device *drm_dev,
  50                  struct analogix_dp_plat_data *plat_data);
  51 void analogix_dp_unbind(struct analogix_dp_device *dp);
  52
  53 int analogix_dp_start_crc(struct drm_connector *connector);
  54 int analogix_dp_stop_crc(struct drm_connector *connector);
  55
  56 #endif /* _ANALOGIX_DP_H_ */