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/*
* Copyright 2015 Advanced Micro Devices, Inc.
*
* Permission is hereby granted, free of charge, to any person obtaining a
* copy of this software and associated documentation files (the "Software"),
* to deal in the Software without restriction, including without limitation
* the rights to use, copy, modify, merge, publish, distribute, sublicense,
* and/or sell copies of the Software, and to permit persons to whom the
* Software is furnished to do so, subject to the following conditions:
*
* The above copyright notice and this permission notice shall be included in
* all copies or substantial portions of the Software.
*
* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
* IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
* FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL
* THE COPYRIGHT HOLDER(S) OR AUTHOR(S) BE LIABLE FOR ANY CLAIM, DAMAGES OR
* OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE,
* ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR
* OTHER DEALINGS IN THE SOFTWARE.
*
* Authors: AMD
*
*/
#ifndef __DC_LINK_HWSS_H__
#define __DC_LINK_HWSS_H__
#include "inc/core_status.h"
enum dc_status core_link_read_dpcd(
struct dc_link *link,
uint32_t address,
uint8_t *data,
uint32_t size);
enum dc_status core_link_write_dpcd(
struct dc_link *link,
uint32_t address,
const uint8_t *data,
uint32_t size);
struct gpio *get_hpd_gpio(struct dc_bios *dcb,
struct graphics_object_id link_id,
struct gpio_service *gpio_service);
void dp_enable_link_phy(
struct dc_link *link,
enum signal_type signal,
enum clock_source_id clock_source,
const struct dc_link_settings *link_settings);
void dp_receiver_power_ctrl(struct dc_link *link, bool on);
bool edp_receiver_ready_T9(struct dc_link *link);
bool edp_receiver_ready_T7(struct dc_link *link);
void dp_disable_link_phy(struct dc_link *link, enum signal_type signal);
void dp_disable_link_phy_mst(struct dc_link *link, enum signal_type signal);
bool dp_set_hw_training_pattern(
struct dc_link *link,
enum hw_dp_training_pattern pattern);
void dp_set_hw_lane_settings(
struct dc_link *link,
const struct link_training_settings *link_settings);
void dp_set_hw_test_pattern(
struct dc_link *link,
enum dp_test_pattern test_pattern,
uint8_t *custom_pattern,
uint32_t custom_pattern_size);
enum dp_panel_mode dp_get_panel_mode(struct dc_link *link);
void dp_retrain_link_dp_test(struct dc_link *link,
struct dc_link_settings *link_setting,
bool skip_video_pattern);
#endif /* __DC_LINK_HWSS_H__ */
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