include/drm/bridge/analogix_dp.h

   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 struct analogix_dp_device;
  17
  18 enum analogix_dp_devtype {
  19         EXYNOS_DP,
  20         RK3288_DP,
  21         RK3399_EDP,
  22 };
  23
  24 static inline bool is_rockchip(enum analogix_dp_devtype type)
  25 {
  26         return type == RK3288_DP || type == RK3399_EDP;
  27 }
  28
  29 struct analogix_dp_plat_data {
  30         enum analogix_dp_devtype dev_type;
  31         struct drm_panel *panel;
  32         struct drm_encoder *encoder;
  33         struct drm_connector *connector;
  34         bool skip_connector;
  35
  36         int (*power_on_start)(struct analogix_dp_plat_data *);
  37         int (*power_on_end)(struct analogix_dp_plat_data *);
  38         int (*power_off)(struct analogix_dp_plat_data *);
  39         int (*attach)(struct analogix_dp_plat_data *, struct drm_bridge *,
  40                       struct drm_connector *);
  41         int (*get_modes)(struct analogix_dp_plat_data *,
  42                          struct drm_connector *);
  43 };
  44
  45 int analogix_dp_psr_enabled(struct analogix_dp_device *dp);
  46 int analogix_dp_enable_psr(struct analogix_dp_device *dp);
  47 int analogix_dp_disable_psr(struct analogix_dp_device *dp);
  48
  49 int analogix_dp_resume(struct analogix_dp_device *dp);
  50 int analogix_dp_suspend(struct analogix_dp_device *dp);
  51
  52 struct analogix_dp_device *
  53 analogix_dp_bind(struct device *dev, struct drm_device *drm_dev,
  54                  struct analogix_dp_plat_data *plat_data);
  55 void analogix_dp_unbind(struct analogix_dp_device *dp);
  56
  57 int analogix_dp_start_crc(struct drm_connector *connector);
  58 int analogix_dp_stop_crc(struct drm_connector *connector);
  59
  60 #endif /* _ANALOGIX_DP_H_ */