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 12 struct intel_digital_port; 13 struct intel_encoder; 14 15 bool intel_tc_port_in_tbt_alt_mode(struct intel_digital_port *dig_port); 16 bool intel_tc_port_in_dp_alt_mode(struct intel_digital_port *dig_port); 17 bool intel_tc_port_in_legacy_mode(struct intel_digital_port *dig_port); 18 19 bool intel_tc_port_connected(struct intel_encoder *encoder); 20 21 u32 intel_tc_port_get_lane_mask(struct intel_digital_port *dig_port); 22 u32 intel_tc_port_get_pin_assignment_mask(struct intel_digital_port *dig_port); 23 int intel_tc_port_fia_max_lane_count(struct intel_digital_port *dig_port); 24 void intel_tc_port_set_fia_lane_count(struct intel_digital_port *dig_port, 25 int required_lanes); 26 27 void intel_tc_port_init_mode(struct intel_digital_port *dig_port); 28 void intel_tc_port_sanitize_mode(struct intel_digital_port *dig_port); 29 void intel_tc_port_lock(struct intel_digital_port *dig_port); 30 void intel_tc_port_unlock(struct intel_digital_port *dig_port); 31 void intel_tc_port_flush_work(struct intel_digital_port *dig_port); 32 void intel_tc_port_get_link(struct intel_digital_port *dig_port, 33 int required_lanes); 34 void intel_tc_port_put_link(struct intel_digital_port *dig_port); 35 bool intel_tc_port_ref_held(struct intel_digital_port *dig_port); 36 37 void intel_tc_port_init(struct intel_digital_port *dig_port, bool is_legacy); 38 39 bool intel_tc_cold_requires_aux_pw(struct intel_digital_port *dig_port); 40 41 #endif /* __INTEL_TC_H__ */ 42