root/drivers/gpu/drm/i915/display/intel_tc.h

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INCLUDED FROM

   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 
  14 bool intel_tc_port_connected(struct intel_digital_port *dig_port);
  15 u32 intel_tc_port_get_lane_mask(struct intel_digital_port *dig_port);
  16 int intel_tc_port_fia_max_lane_count(struct intel_digital_port *dig_port);
  17 void intel_tc_port_set_fia_lane_count(struct intel_digital_port *dig_port,
  18                                       int required_lanes);
  19 
  20 void intel_tc_port_sanitize(struct intel_digital_port *dig_port);
  21 void intel_tc_port_lock(struct intel_digital_port *dig_port);
  22 void intel_tc_port_unlock(struct intel_digital_port *dig_port);
  23 void intel_tc_port_get_link(struct intel_digital_port *dig_port,
  24                             int required_lanes);
  25 void intel_tc_port_put_link(struct intel_digital_port *dig_port);
  26 bool intel_tc_port_ref_held(struct intel_digital_port *dig_port);
  27 
  28 void intel_tc_port_init(struct intel_digital_port *dig_port, bool is_legacy);
  29 
  30 #endif /* __INTEL_TC_H__ */
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