#ifndef __APPLE_DCP_DPTXEP_H__
#define __APPLE_DCP_DPTXEP_H__

#include <linux/phy/phy.h>
#include <linux/mux/consumer.h>

enum dptx_apcall {
	DPTX_APCALL_ACTIVATE = 0,
	DPTX_APCALL_DEACTIVATE = 1,
	DPTX_APCALL_GET_MAX_DRIVE_SETTINGS = 2,
	DPTX_APCALL_SET_DRIVE_SETTINGS = 3,
	DPTX_APCALL_GET_DRIVE_SETTINGS = 4,
	DPTX_APCALL_WILL_CHANGE_LINKG_CONFIG = 5,
	DPTX_APCALL_DID_CHANGE_LINK_CONFIG = 6,
	DPTX_APCALL_GET_MAX_LINK_RATE = 7,
	DPTX_APCALL_GET_LINK_RATE = 8,
	DPTX_APCALL_SET_LINK_RATE = 9,
	DPTX_APCALL_GET_MAX_LANE_COUNT = 10,
	DPTX_APCALL_GET_ACTIVE_LANE_COUNT = 11,
	DPTX_APCALL_SET_ACTIVE_LANE_COUNT = 12,
	DPTX_APCALL_GET_SUPPORTS_DOWN_SPREAD = 13,
	DPTX_APCALL_GET_DOWN_SPREAD = 14,
	DPTX_APCALL_SET_DOWN_SPREAD = 15,
	DPTX_APCALL_GET_SUPPORTS_LANE_MAPPING = 16,
	DPTX_APCALL_SET_LANE_MAP = 17,
	DPTX_APCALL_GET_SUPPORTS_HPD = 18,
	DPTX_APCALL_FORCE_HOTPLUG_DETECT = 19,
	DPTX_APCALL_INACTIVE_SINK_DETECTED = 20,
	DPTX_APCALL_SET_TILED_DISPLAY_HINTS = 21,
	DPTX_APCALL_DEVICE_NOT_RESPONDING = 22,
	DPTX_APCALL_DEVICE_BUSY_TIMEOUT = 23,
	DPTX_APCALL_DEVICE_NOT_STARTED = 24,
};

#define DCPDPTX_REMOTE_PORT_CORE GENMASK(3, 0)
#define DCPDPTX_REMOTE_PORT_ATC GENMASK(7, 4)
#define DCPDPTX_REMOTE_PORT_DIE GENMASK(11, 8)
#define DCPDPTX_REMOTE_PORT_CONNECTED BIT(15)

enum dptx_link_rate {
	LINK_RATE_RBR = 0x06,
	LINK_RATE_HBR = 0x0a,
	LINK_RATE_HBR2 = 0x14,
	LINK_RATE_HBR3 = 0x1e,
};

struct apple_epic_service;

struct dptx_port {
	bool enabled, connected;
	struct completion enable_completion;
	struct completion linkcfg_completion;
	u32 unit;
	struct apple_epic_service *service;
	union phy_configure_opts phy_ops;
	struct phy *atcphy;
	struct mux_control *mux;
	u32 lane_count;
	u32 link_rate, pending_link_rate;
	u32 drive_settings[2];
};

int dptxport_validate_connection(struct apple_epic_service *service, u8 core,
				 u8 atc, u8 die);
int dptxport_connect(struct apple_epic_service *service, u8 core, u8 atc,
		     u8 die);
int dptxport_request_display(struct apple_epic_service *service);
int dptxport_release_display(struct apple_epic_service *service);
int dptxport_set_hpd(struct apple_epic_service *service, bool hpd);
#endif