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 }; 20 21 static inline bool is_rockchip(enum analogix_dp_devtype type) 22 { 23 return type == RK3288_DP || type == RK3399_EDP; 24 } 25 26 struct analogix_dp_plat_data { 27 enum analogix_dp_devtype dev_type; 28 struct drm_panel *panel; 29 struct drm_encoder *encoder; 30 struct drm_connector *connector; 31 bool skip_connector; 32 33 int (*power_on)(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_probe(struct device *dev, struct analogix_dp_plat_data *plat_data); 46 int analogix_dp_bind(struct analogix_dp_device *dp, struct drm_device *drm_dev); 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 struct analogix_dp_plat_data *analogix_dp_aux_to_plat_data(struct drm_dp_aux *aux); 53 struct drm_dp_aux *analogix_dp_get_aux(struct analogix_dp_device *dp); 54 55 #endif /* _ANALOGIX_DP_H_ */ 56