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/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