1/* SPDX-License-Identifier: MIT */
 2/*
 3 * Copyright © 2019 Intel Corporation
 4 */
 5
 6#ifndef __INTEL_TC_H__
 7#define __INTEL_TC_H__
 8
 9#include <linux/mutex.h>
10#include <linux/types.h>
11
12struct intel_digital_port;
13struct intel_encoder;
14
15bool intel_tc_port_in_tbt_alt_mode(struct intel_digital_port *dig_port);
16bool intel_tc_port_in_dp_alt_mode(struct intel_digital_port *dig_port);
17bool intel_tc_port_in_legacy_mode(struct intel_digital_port *dig_port);
18
19bool intel_tc_port_connected(struct intel_encoder *encoder);
20
21u32 intel_tc_port_get_lane_mask(struct intel_digital_port *dig_port);
22u32 intel_tc_port_get_pin_assignment_mask(struct intel_digital_port *dig_port);
23int intel_tc_port_fia_max_lane_count(struct intel_digital_port *dig_port);
24void intel_tc_port_set_fia_lane_count(struct intel_digital_port *dig_port,
25				      int required_lanes);
26
27void intel_tc_port_init_mode(struct intel_digital_port *dig_port);
28void intel_tc_port_sanitize_mode(struct intel_digital_port *dig_port);
29void intel_tc_port_lock(struct intel_digital_port *dig_port);
30void intel_tc_port_unlock(struct intel_digital_port *dig_port);
31void intel_tc_port_flush_work(struct intel_digital_port *dig_port);
32void intel_tc_port_get_link(struct intel_digital_port *dig_port,
33			    int required_lanes);
34void intel_tc_port_put_link(struct intel_digital_port *dig_port);
35bool intel_tc_port_ref_held(struct intel_digital_port *dig_port);
36
37void intel_tc_port_init(struct intel_digital_port *dig_port, bool is_legacy);
38
39bool intel_tc_cold_requires_aux_pw(struct intel_digital_port *dig_port);
40
41#endif /* __INTEL_TC_H__ */