link_dp_trace.c (4768B)
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#include "dc_link.h" 26#include "link_dp_trace.h" 27 28void dp_trace_init(struct dc_link *link) 29{ 30 memset(&link->dp_trace, 0, sizeof(link->dp_trace)); 31 link->dp_trace.is_initialized = true; 32} 33 34void dp_trace_reset(struct dc_link *link) 35{ 36 memset(&link->dp_trace, 0, sizeof(link->dp_trace)); 37} 38 39bool dc_dp_trace_is_initialized(struct dc_link *link) 40{ 41 return link->dp_trace.is_initialized; 42} 43 44void dp_trace_detect_lt_init(struct dc_link *link) 45{ 46 memset(&link->dp_trace.detect_lt_trace, 0, sizeof(link->dp_trace.detect_lt_trace)); 47} 48 49void dp_trace_commit_lt_init(struct dc_link *link) 50{ 51 memset(&link->dp_trace.commit_lt_trace, 0, sizeof(link->dp_trace.commit_lt_trace)); 52} 53 54void dp_trace_link_loss_increment(struct dc_link *link) 55{ 56 link->dp_trace.link_loss_count++; 57} 58 59void dp_trace_lt_fail_count_update(struct dc_link *link, 60 unsigned int fail_count, 61 bool in_detection) 62{ 63 if (in_detection) 64 link->dp_trace.detect_lt_trace.counts.fail = fail_count; 65 else 66 link->dp_trace.commit_lt_trace.counts.fail = fail_count; 67} 68 69void dp_trace_lt_total_count_increment(struct dc_link *link, 70 bool in_detection) 71{ 72 if (in_detection) 73 link->dp_trace.detect_lt_trace.counts.total++; 74 else 75 link->dp_trace.commit_lt_trace.counts.total++; 76} 77 78void dc_dp_trace_set_is_logged_flag(struct dc_link *link, 79 bool in_detection, 80 bool is_logged) 81{ 82 if (in_detection) 83 link->dp_trace.detect_lt_trace.is_logged = is_logged; 84 else 85 link->dp_trace.commit_lt_trace.is_logged = is_logged; 86} 87 88bool dc_dp_trace_is_logged(struct dc_link *link, 89 bool in_detection) 90{ 91 if (in_detection) 92 return link->dp_trace.detect_lt_trace.is_logged; 93 else 94 return link->dp_trace.commit_lt_trace.is_logged; 95} 96 97void dp_trace_lt_result_update(struct dc_link *link, 98 enum link_training_result result, 99 bool in_detection) 100{ 101 if (in_detection) 102 link->dp_trace.detect_lt_trace.result = result; 103 else 104 link->dp_trace.commit_lt_trace.result = result; 105} 106 107void dp_trace_set_lt_start_timestamp(struct dc_link *link, 108 bool in_detection) 109{ 110 if (in_detection) 111 link->dp_trace.detect_lt_trace.timestamps.start = dm_get_timestamp(link->dc->ctx); 112 else 113 link->dp_trace.commit_lt_trace.timestamps.start = dm_get_timestamp(link->dc->ctx); 114} 115 116void dp_trace_set_lt_end_timestamp(struct dc_link *link, 117 bool in_detection) 118{ 119 if (in_detection) 120 link->dp_trace.detect_lt_trace.timestamps.end = dm_get_timestamp(link->dc->ctx); 121 else 122 link->dp_trace.commit_lt_trace.timestamps.end = dm_get_timestamp(link->dc->ctx); 123} 124 125unsigned long long dc_dp_trace_get_lt_end_timestamp(struct dc_link *link, 126 bool in_detection) 127{ 128 if (in_detection) 129 return link->dp_trace.detect_lt_trace.timestamps.end; 130 else 131 return link->dp_trace.commit_lt_trace.timestamps.end; 132} 133 134struct dp_trace_lt_counts *dc_dp_trace_get_lt_counts(struct dc_link *link, 135 bool in_detection) 136{ 137 if (in_detection) 138 return &link->dp_trace.detect_lt_trace.counts; 139 else 140 return &link->dp_trace.commit_lt_trace.counts; 141} 142 143unsigned int dc_dp_trace_get_link_loss_count(struct dc_link *link) 144{ 145 return link->dp_trace.link_loss_count; 146} 147 148void dp_trace_set_edp_power_timestamp(struct dc_link *link, 149 bool power_up) 150{ 151 if (!power_up) 152 /*save driver power off time stamp*/ 153 link->dp_trace.edp_trace_power_timestamps.poweroff = dm_get_timestamp(link->dc->ctx); 154 else 155 link->dp_trace.edp_trace_power_timestamps.poweron = dm_get_timestamp(link->dc->ctx); 156} 157 158uint64_t dp_trace_get_edp_poweron_timestamp(struct dc_link *link) 159{ 160 return link->dp_trace.edp_trace_power_timestamps.poweron; 161} 162 163uint64_t dp_trace_get_edp_poweroff_timestamp(struct dc_link *link) 164{ 165 return link->dp_trace.edp_trace_power_timestamps.poweroff; 166}