linux-zen-desktop/drivers/gpu/drm/i915/display/intel_tc.h

48 lines
1.9 KiB
C

/* SPDX-License-Identifier: MIT */
/*
* Copyright © 2019 Intel Corporation
*/
#ifndef __INTEL_TC_H__
#define __INTEL_TC_H__
#include <linux/types.h>
struct intel_crtc_state;
struct intel_digital_port;
struct intel_encoder;
bool intel_tc_port_in_tbt_alt_mode(struct intel_digital_port *dig_port);
bool intel_tc_port_in_dp_alt_mode(struct intel_digital_port *dig_port);
bool intel_tc_port_in_legacy_mode(struct intel_digital_port *dig_port);
bool intel_tc_port_connected(struct intel_encoder *encoder);
bool intel_tc_port_connected_locked(struct intel_encoder *encoder);
u32 intel_tc_port_get_lane_mask(struct intel_digital_port *dig_port);
u32 intel_tc_port_get_pin_assignment_mask(struct intel_digital_port *dig_port);
int intel_tc_port_fia_max_lane_count(struct intel_digital_port *dig_port);
void intel_tc_port_set_fia_lane_count(struct intel_digital_port *dig_port,
int required_lanes);
void intel_tc_port_init_mode(struct intel_digital_port *dig_port);
void intel_tc_port_sanitize_mode(struct intel_digital_port *dig_port,
const struct intel_crtc_state *crtc_state);
void intel_tc_port_lock(struct intel_digital_port *dig_port);
void intel_tc_port_unlock(struct intel_digital_port *dig_port);
void intel_tc_port_suspend(struct intel_digital_port *dig_port);
void intel_tc_port_get_link(struct intel_digital_port *dig_port,
int required_lanes);
void intel_tc_port_put_link(struct intel_digital_port *dig_port);
bool intel_tc_port_ref_held(struct intel_digital_port *dig_port);
bool intel_tc_port_link_needs_reset(struct intel_digital_port *dig_port);
bool intel_tc_port_link_reset(struct intel_digital_port *dig_port);
void intel_tc_port_link_cancel_reset_work(struct intel_digital_port *dig_port);
int intel_tc_port_init(struct intel_digital_port *dig_port, bool is_legacy);
void intel_tc_port_cleanup(struct intel_digital_port *dig_port);
bool intel_tc_cold_requires_aux_pw(struct intel_digital_port *dig_port);
#endif /* __INTEL_TC_H__ */