dc/link/link_dp_trace.h

0001 /*
0002  * Copyright 2022 Advanced Micro Devices, Inc.
0003  *
0004  * Permission is hereby granted, free of charge, to any person obtaining a
0005  * copy of this software and associated documentation files (the "Software"),
0006  * to deal in the Software without restriction, including without limitation
0007  * the rights to use, copy, modify, merge, publish, distribute, sublicense,
0008  * and/or sell copies of the Software, and to permit persons to whom the
0009  * Software is furnished to do so, subject to the following conditions:
0010  *
0011  * The above copyright notice and this permission notice shall be included in
0012  * all copies or substantial portions of the Software.
0013  *
0014  * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
0015  * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
0016  * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT.  IN NO EVENT SHALL
0017  * THE COPYRIGHT HOLDER(S) OR AUTHOR(S) BE LIABLE FOR ANY CLAIM, DAMAGES OR
0018  * OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE,
0019  * ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR
0020  * OTHER DEALINGS IN THE SOFTWARE.
0021  *
0022  * Authors: AMD
0023  *
0024  */
0025 #ifndef __LINK_DP_TRACE_H__
0026 #define __LINK_DP_TRACE_H__
0027
0028 void dp_trace_init(struct dc_link *link);
0029 void dp_trace_reset(struct dc_link *link);
0030 bool dc_dp_trace_is_initialized(struct dc_link *link);
0031 void dp_trace_detect_lt_init(struct dc_link *link);
0032 void dp_trace_commit_lt_init(struct dc_link *link);
0033 void dp_trace_link_loss_increment(struct dc_link *link);
0034 void dp_trace_lt_fail_count_update(struct dc_link *link,
0035         unsigned int fail_count,
0036         bool in_detection);
0037 void dp_trace_lt_total_count_increment(struct dc_link *link,
0038         bool in_detection);
0039 void dc_dp_trace_set_is_logged_flag(struct dc_link *link,
0040         bool in_detection,
0041         bool is_logged);
0042 bool dc_dp_trace_is_logged(struct dc_link *link,
0043         bool in_detection);
0044 void dp_trace_lt_result_update(struct dc_link *link,
0045         enum link_training_result result,
0046         bool in_detection);
0047 void dp_trace_set_lt_start_timestamp(struct dc_link *link,
0048         bool in_detection);
0049 void dp_trace_set_lt_end_timestamp(struct dc_link *link,
0050         bool in_detection);
0051 unsigned long long dc_dp_trace_get_lt_end_timestamp(struct dc_link *link,
0052         bool in_detection);
0053 struct dp_trace_lt_counts *dc_dp_trace_get_lt_counts(struct dc_link *link,
0054         bool in_detection);
0055 unsigned int dc_dp_trace_get_link_loss_count(struct dc_link *link);
0056
0057 void dp_trace_set_edp_power_timestamp(struct dc_link *link,
0058         bool power_up);
0059 uint64_t dp_trace_get_edp_poweron_timestamp(struct dc_link *link);
0060 uint64_t dp_trace_get_edp_poweroff_timestamp(struct dc_link *link);
0061
0062 #endif /* __LINK_DP_TRACE_H__ */