1 /* $NetBSD: hdcp_log.h,v 1.2 2021/12/18 23:45:07 riastradh Exp $ */ 2 3 /* 4 * Copyright 2019 Advanced Micro Devices, Inc. 5 * 6 * Permission is hereby granted, free of charge, to any person obtaining a 7 * copy of this software and associated documentation files (the "Software"), 8 * to deal in the Software without restriction, including without limitation 9 * the rights to use, copy, modify, merge, publish, distribute, sublicense, 10 * and/or sell copies of the Software, and to permit persons to whom the 11 * Software is furnished to do so, subject to the following conditions: 12 * 13 * The above copyright notice and this permission notice shall be included in 14 * all copies or substantial portions of the Software. 15 * 16 * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR 17 * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, 18 * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL 19 * THE COPYRIGHT HOLDER(S) OR AUTHOR(S) BE LIABLE FOR ANY CLAIM, DAMAGES OR 20 * OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, 21 * ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR 22 * OTHER DEALINGS IN THE SOFTWARE. 23 * 24 * Authors: AMD 25 * 26 */ 27 28 #ifndef MOD_HDCP_LOG_H_ 29 #define MOD_HDCP_LOG_H_ 30 31 #ifdef CONFIG_DRM_AMD_DC_HDCP 32 #define HDCP_LOG_ERR(hdcp, ...) DRM_WARN(__VA_ARGS__) 33 #define HDCP_LOG_VER(hdcp, ...) DRM_DEBUG_KMS(__VA_ARGS__) 34 #define HDCP_LOG_FSM(hdcp, ...) DRM_DEBUG_KMS(__VA_ARGS__) 35 #define HDCP_LOG_TOP(hdcp, ...) pr_debug("[HDCP_TOP]:"__VA_ARGS__) 36 #define HDCP_LOG_DDC(hdcp, ...) pr_debug("[HDCP_DDC]:"__VA_ARGS__) 37 #endif 38 39 /* default logs */ 40 #define HDCP_ERROR_TRACE(hdcp, status) \ 41 HDCP_LOG_ERR(hdcp, \ 42 "[Link %d] WARNING %s IN STATE %s", \ 43 hdcp->config.index, \ 44 mod_hdcp_status_to_str(status), \ 45 mod_hdcp_state_id_to_str(hdcp->state.id)) 46 #define HDCP_HDCP1_ENABLED_TRACE(hdcp, displayIndex) \ 47 HDCP_LOG_VER(hdcp, \ 48 "[Link %d] HDCP 1.4 enabled on display %d", \ 49 hdcp->config.index, displayIndex) 50 #define HDCP_HDCP2_ENABLED_TRACE(hdcp, displayIndex) \ 51 HDCP_LOG_VER(hdcp, \ 52 "[Link %d] HDCP 2.2 enabled on display %d", \ 53 hdcp->config.index, displayIndex) 54 /* state machine logs */ 55 #define HDCP_REMOVE_DISPLAY_TRACE(hdcp, displayIndex) \ 56 HDCP_LOG_FSM(hdcp, \ 57 "[Link %d] HDCP_REMOVE_DISPLAY index %d", \ 58 hdcp->config.index, displayIndex) 59 #define HDCP_INPUT_PASS_TRACE(hdcp, str) \ 60 HDCP_LOG_FSM(hdcp, \ 61 "[Link %d]\tPASS %s", \ 62 hdcp->config.index, str) 63 #define HDCP_INPUT_FAIL_TRACE(hdcp, str) \ 64 HDCP_LOG_FSM(hdcp, \ 65 "[Link %d]\tFAIL %s", \ 66 hdcp->config.index, str) 67 #define HDCP_NEXT_STATE_TRACE(hdcp, id, output) do { \ 68 if (output->watchdog_timer_needed) \ 69 HDCP_LOG_FSM(hdcp, \ 70 "[Link %d] > %s with %d ms watchdog", \ 71 hdcp->config.index, \ 72 mod_hdcp_state_id_to_str(id), output->watchdog_timer_delay); \ 73 else \ 74 HDCP_LOG_FSM(hdcp, \ 75 "[Link %d] > %s", hdcp->config.index, \ 76 mod_hdcp_state_id_to_str(id)); \ 77 } while (0) 78 #define HDCP_TIMEOUT_TRACE(hdcp) \ 79 HDCP_LOG_FSM(hdcp, "[Link %d] --> TIMEOUT", hdcp->config.index) 80 #define HDCP_CPIRQ_TRACE(hdcp) \ 81 HDCP_LOG_FSM(hdcp, "[Link %d] --> CPIRQ", hdcp->config.index) 82 #define HDCP_EVENT_TRACE(hdcp, event) \ 83 if (event == MOD_HDCP_EVENT_WATCHDOG_TIMEOUT) \ 84 HDCP_TIMEOUT_TRACE(hdcp); \ 85 else if (event == MOD_HDCP_EVENT_CPIRQ) \ 86 HDCP_CPIRQ_TRACE(hdcp) 87 /* TODO: find some way to tell if logging is off to save time */ 88 #define HDCP_DDC_READ_TRACE(hdcp, msg_name, msg, msg_size) do { \ 89 mod_hdcp_dump_binary_message(msg, msg_size, hdcp->buf, \ 90 sizeof(hdcp->buf)); \ 91 HDCP_LOG_DDC(hdcp, "[Link %d] Read %s%s", hdcp->config.index, \ 92 msg_name, hdcp->buf); \ 93 } while (0) 94 #define HDCP_DDC_WRITE_TRACE(hdcp, msg_name, msg, msg_size) do { \ 95 mod_hdcp_dump_binary_message(msg, msg_size, hdcp->buf, \ 96 sizeof(hdcp->buf)); \ 97 HDCP_LOG_DDC(hdcp, "[Link %d] Write %s%s", \ 98 hdcp->config.index, msg_name,\ 99 hdcp->buf); \ 100 } while (0) 101 #define HDCP_FULL_DDC_TRACE(hdcp) do { \ 102 if (is_hdcp1(hdcp)) { \ 103 HDCP_DDC_READ_TRACE(hdcp, "BKSV", hdcp->auth.msg.hdcp1.bksv, \ 104 sizeof(hdcp->auth.msg.hdcp1.bksv)); \ 105 HDCP_DDC_READ_TRACE(hdcp, "BCAPS", &hdcp->auth.msg.hdcp1.bcaps, \ 106 sizeof(hdcp->auth.msg.hdcp1.bcaps)); \ 107 HDCP_DDC_WRITE_TRACE(hdcp, "AN", hdcp->auth.msg.hdcp1.an, \ 108 sizeof(hdcp->auth.msg.hdcp1.an)); \ 109 HDCP_DDC_WRITE_TRACE(hdcp, "AKSV", hdcp->auth.msg.hdcp1.aksv, \ 110 sizeof(hdcp->auth.msg.hdcp1.aksv)); \ 111 HDCP_DDC_WRITE_TRACE(hdcp, "AINFO", &hdcp->auth.msg.hdcp1.ainfo, \ 112 sizeof(hdcp->auth.msg.hdcp1.ainfo)); \ 113 HDCP_DDC_READ_TRACE(hdcp, "RI' / R0'", \ 114 (uint8_t *)&hdcp->auth.msg.hdcp1.r0p, \ 115 sizeof(hdcp->auth.msg.hdcp1.r0p)); \ 116 HDCP_DDC_READ_TRACE(hdcp, "BINFO", \ 117 (uint8_t *)&hdcp->auth.msg.hdcp1.binfo_dp, \ 118 sizeof(hdcp->auth.msg.hdcp1.binfo_dp)); \ 119 HDCP_DDC_READ_TRACE(hdcp, "KSVLIST", hdcp->auth.msg.hdcp1.ksvlist, \ 120 hdcp->auth.msg.hdcp1.ksvlist_size); \ 121 HDCP_DDC_READ_TRACE(hdcp, "V'", hdcp->auth.msg.hdcp1.vp, \ 122 sizeof(hdcp->auth.msg.hdcp1.vp)); \ 123 } else { \ 124 HDCP_DDC_READ_TRACE(hdcp, "HDCP2Version", \ 125 &hdcp->auth.msg.hdcp2.hdcp2version_hdmi, \ 126 sizeof(hdcp->auth.msg.hdcp2.hdcp2version_hdmi)); \ 127 HDCP_DDC_READ_TRACE(hdcp, "Rx Caps", hdcp->auth.msg.hdcp2.rxcaps_dp, \ 128 sizeof(hdcp->auth.msg.hdcp2.rxcaps_dp)); \ 129 HDCP_DDC_WRITE_TRACE(hdcp, "AKE Init", hdcp->auth.msg.hdcp2.ake_init, \ 130 sizeof(hdcp->auth.msg.hdcp2.ake_init)); \ 131 HDCP_DDC_READ_TRACE(hdcp, "AKE Cert", hdcp->auth.msg.hdcp2.ake_cert, \ 132 sizeof(hdcp->auth.msg.hdcp2.ake_cert)); \ 133 HDCP_DDC_WRITE_TRACE(hdcp, "Stored KM", \ 134 hdcp->auth.msg.hdcp2.ake_stored_km, \ 135 sizeof(hdcp->auth.msg.hdcp2.ake_stored_km)); \ 136 HDCP_DDC_WRITE_TRACE(hdcp, "No Stored KM", \ 137 hdcp->auth.msg.hdcp2.ake_no_stored_km, \ 138 sizeof(hdcp->auth.msg.hdcp2.ake_no_stored_km)); \ 139 HDCP_DDC_READ_TRACE(hdcp, "H'", hdcp->auth.msg.hdcp2.ake_h_prime, \ 140 sizeof(hdcp->auth.msg.hdcp2.ake_h_prime)); \ 141 HDCP_DDC_READ_TRACE(hdcp, "Pairing Info", \ 142 hdcp->auth.msg.hdcp2.ake_pairing_info, \ 143 sizeof(hdcp->auth.msg.hdcp2.ake_pairing_info)); \ 144 HDCP_DDC_WRITE_TRACE(hdcp, "LC Init", hdcp->auth.msg.hdcp2.lc_init, \ 145 sizeof(hdcp->auth.msg.hdcp2.lc_init)); \ 146 HDCP_DDC_READ_TRACE(hdcp, "L'", hdcp->auth.msg.hdcp2.lc_l_prime, \ 147 sizeof(hdcp->auth.msg.hdcp2.lc_l_prime)); \ 148 HDCP_DDC_WRITE_TRACE(hdcp, "Exchange KS", hdcp->auth.msg.hdcp2.ske_eks, \ 149 sizeof(hdcp->auth.msg.hdcp2.ske_eks)); \ 150 HDCP_DDC_READ_TRACE(hdcp, "Rx Status", \ 151 (uint8_t *)&hdcp->auth.msg.hdcp2.rxstatus, \ 152 sizeof(hdcp->auth.msg.hdcp2.rxstatus)); \ 153 HDCP_DDC_READ_TRACE(hdcp, "Rx Id List", \ 154 hdcp->auth.msg.hdcp2.rx_id_list, \ 155 hdcp->auth.msg.hdcp2.rx_id_list_size); \ 156 HDCP_DDC_WRITE_TRACE(hdcp, "Rx Id List Ack", \ 157 hdcp->auth.msg.hdcp2.repeater_auth_ack, \ 158 sizeof(hdcp->auth.msg.hdcp2.repeater_auth_ack)); \ 159 HDCP_DDC_WRITE_TRACE(hdcp, "Content Stream Management", \ 160 hdcp->auth.msg.hdcp2.repeater_auth_stream_manage, \ 161 hdcp->auth.msg.hdcp2.stream_manage_size); \ 162 HDCP_DDC_READ_TRACE(hdcp, "Stream Ready", \ 163 hdcp->auth.msg.hdcp2.repeater_auth_stream_ready, \ 164 sizeof(hdcp->auth.msg.hdcp2.repeater_auth_stream_ready)); \ 165 HDCP_DDC_WRITE_TRACE(hdcp, "Content Stream Type", \ 166 hdcp->auth.msg.hdcp2.content_stream_type_dp, \ 167 sizeof(hdcp->auth.msg.hdcp2.content_stream_type_dp)); \ 168 } \ 169 } while (0) 170 #define HDCP_TOP_ADD_DISPLAY_TRACE(hdcp, i) \ 171 HDCP_LOG_TOP(hdcp, "[Link %d]\tadd display %d", \ 172 hdcp->config.index, i) 173 #define HDCP_TOP_REMOVE_DISPLAY_TRACE(hdcp, i) \ 174 HDCP_LOG_TOP(hdcp, "[Link %d]\tremove display %d", \ 175 hdcp->config.index, i) 176 #define HDCP_TOP_HDCP1_DESTROY_SESSION_TRACE(hdcp) \ 177 HDCP_LOG_TOP(hdcp, "[Link %d]\tdestroy hdcp1 session", \ 178 hdcp->config.index) 179 #define HDCP_TOP_HDCP2_DESTROY_SESSION_TRACE(hdcp) \ 180 HDCP_LOG_TOP(hdcp, "[Link %d]\tdestroy hdcp2 session", \ 181 hdcp->config.index) 182 #define HDCP_TOP_RESET_AUTH_TRACE(hdcp) \ 183 HDCP_LOG_TOP(hdcp, "[Link %d]\treset authentication", hdcp->config.index) 184 #define HDCP_TOP_RESET_CONN_TRACE(hdcp) \ 185 HDCP_LOG_TOP(hdcp, "[Link %d]\treset connection", hdcp->config.index) 186 #define HDCP_TOP_INTERFACE_TRACE(hdcp) do { \ 187 HDCP_LOG_TOP(hdcp, "\n"); \ 188 HDCP_LOG_TOP(hdcp, "[Link %d] %s", hdcp->config.index, __func__); \ 189 } while (0) 190 #define HDCP_TOP_INTERFACE_TRACE_WITH_INDEX(hdcp, i) do { \ 191 HDCP_LOG_TOP(hdcp, "\n"); \ 192 HDCP_LOG_TOP(hdcp, "[Link %d] %s display %d", hdcp->config.index, __func__, i); \ 193 } while (0) 194 195 #endif // MOD_HDCP_LOG_H_ 196