LXR linux/drivers/gpu/drm/i915/display/intel

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