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      1 /*	$NetBSD: intel_tc.h,v 1.2 2021/12/18 23:45:30 riastradh Exp $	*/
      2 
      3 /* SPDX-License-Identifier: MIT */
      4 /*
      5  * Copyright  2019 Intel Corporation
      6  */
      7 
      8 #ifndef __INTEL_TC_H__
      9 #define __INTEL_TC_H__
     10 
     11 #include <linux/mutex.h>
     12 #include <linux/types.h>
     13 
     14 struct intel_digital_port;
     15 
     16 bool intel_tc_port_connected(struct intel_digital_port *dig_port);
     17 u32 intel_tc_port_get_lane_mask(struct intel_digital_port *dig_port);
     18 u32 intel_tc_port_get_pin_assignment_mask(struct intel_digital_port *dig_port);
     19 int intel_tc_port_fia_max_lane_count(struct intel_digital_port *dig_port);
     20 void intel_tc_port_set_fia_lane_count(struct intel_digital_port *dig_port,
     21 				      int required_lanes);
     22 
     23 void intel_tc_port_sanitize(struct intel_digital_port *dig_port);
     24 void intel_tc_port_lock(struct intel_digital_port *dig_port);
     25 void intel_tc_port_unlock(struct intel_digital_port *dig_port);
     26 void intel_tc_port_get_link(struct intel_digital_port *dig_port,
     27 			    int required_lanes);
     28 void intel_tc_port_put_link(struct intel_digital_port *dig_port);
     29 bool intel_tc_port_ref_held(struct intel_digital_port *dig_port);
     30 
     31 void intel_tc_port_init(struct intel_digital_port *dig_port, bool is_legacy);
     32 
     33 #endif /* __INTEL_TC_H__ */
     34