1 /*
2  * Copyright 2022 Advanced Micro Devices, Inc.
3  *
4  * Permission is hereby granted, free of charge, to any person obtaining a
5  * copy of this software and associated documentation files (the "Software"),
6  * to deal in the Software without restriction, including without limitation
7  * the rights to use, copy, modify, merge, publish, distribute, sublicense,
8  * and/or sell copies of the Software, and to permit persons to whom the
9  * Software is furnished to do so, subject to the following conditions:
10  *
11  * The above copyright notice and this permission notice shall be included in
12  * all copies or substantial portions of the Software.
13  *
14  * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
15  * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
16  * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT.  IN NO EVENT SHALL
17  * THE COPYRIGHT HOLDER(S) OR AUTHOR(S) BE LIABLE FOR ANY CLAIM, DAMAGES OR
18  * OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE,
19  * ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR
20  * OTHER DEALINGS IN THE SOFTWARE.
21  *
22  * Authors: AMD
23  *
24  */
25 
26 
27 #ifndef __DC_LINK_DP_TRAINING_DPIA_H__
28 #define __DC_LINK_DP_TRAINING_DPIA_H__
29 #include "link_dp_training.h"
30 
31 /* Train DP tunneling link for USB4 DPIA display endpoint.
32  * DPIA equivalent of dc_link_dp_perfrorm_link_training.
33  * Aborts link training upon detection of sink unplug.
34  */
35 enum link_training_result dpia_perform_link_training(
36 	struct dc_link *link,
37 	const struct link_resource *link_res,
38 	const struct dc_link_settings *link_setting,
39 	bool skip_video_pattern);
40 
41 #endif /* __DC_LINK_DP_TRAINING_DPIA_H__ */
42