1 /* SPDX-License-Identifier: GPL-2.0+ */ 2 /* 3 * (C) Copyright 2008-2018 Fuzhou Rockchip Electronics Co., Ltd 4 */ 5 6 #ifndef _ROCKCHIP_BRIDGE_H_ 7 #define _ROCKCHIP_BRIDGE_H_ 8 9 #include <config.h> 10 #include <common.h> 11 #include <dm/device.h> 12 #include <errno.h> 13 14 struct display_state; 15 struct rockchip_bridge; 16 struct drm_display_mode; 17 18 struct rockchip_bridge_funcs { 19 void (*enable)(struct rockchip_bridge *bridge); 20 void (*disable)(struct rockchip_bridge *bridge); 21 void (*pre_enable)(struct rockchip_bridge *bridge); 22 void (*post_disable)(struct rockchip_bridge *bridge); 23 void (*mode_set)(struct rockchip_bridge *bridge, 24 const struct drm_display_mode *mode); 25 bool (*detect)(struct rockchip_bridge *bridge); 26 }; 27 28 struct rockchip_bridge { 29 struct udevice *dev; 30 const struct rockchip_bridge_funcs *funcs; 31 struct rockchip_bridge *next_bridge; 32 struct display_state *state; 33 }; 34 35 void rockchip_bridge_init(struct rockchip_bridge *bridge, 36 struct display_state *state); 37 void rockchip_bridge_enable(struct rockchip_bridge *bridge); 38 void rockchip_bridge_disable(struct rockchip_bridge *bridge); 39 void rockchip_bridge_pre_enable(struct rockchip_bridge *bridge); 40 void rockchip_bridge_post_disable(struct rockchip_bridge *bridge); 41 void rockchip_bridge_mode_set(struct rockchip_bridge *bridge, 42 const struct drm_display_mode *mode); 43 bool rockchip_bridge_detect(struct rockchip_bridge *bridge); 44 45 #endif 46