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1/* SPDX-License-Identifier: MIT */2/*3 * Copyright © 2019 Intel Corporation4 */5 6#ifndef __INTEL_TC_H__7#define __INTEL_TC_H__8 9#include <linux/types.h>10 11struct intel_crtc_state;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);18bool intel_tc_port_handles_hpd_glitches(struct intel_digital_port *dig_port);19 20bool intel_tc_port_connected(struct intel_encoder *encoder);21 22u32 intel_tc_port_get_pin_assignment_mask(struct intel_digital_port *dig_port);23int intel_tc_port_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,29 const struct intel_crtc_state *crtc_state);30void intel_tc_port_lock(struct intel_digital_port *dig_port);31void intel_tc_port_unlock(struct intel_digital_port *dig_port);32void intel_tc_port_suspend(struct intel_digital_port *dig_port);33void intel_tc_port_get_link(struct intel_digital_port *dig_port,34 int required_lanes);35void intel_tc_port_put_link(struct intel_digital_port *dig_port);36bool intel_tc_port_ref_held(struct intel_digital_port *dig_port);37bool intel_tc_port_link_needs_reset(struct intel_digital_port *dig_port);38bool intel_tc_port_link_reset(struct intel_digital_port *dig_port);39void intel_tc_port_link_cancel_reset_work(struct intel_digital_port *dig_port);40 41int intel_tc_port_init(struct intel_digital_port *dig_port, bool is_legacy);42void intel_tc_port_cleanup(struct intel_digital_port *dig_port);43 44bool intel_tc_cold_requires_aux_pw(struct intel_digital_port *dig_port);45 46#endif /* __INTEL_TC_H__ */47