1 /* 2 * Copyright 2019 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 #ifndef MOD_HDCP_LOG_H_ 27 #define MOD_HDCP_LOG_H_ 28 29 #ifdef CONFIG_DRM_AMD_DC_HDCP 30 #define HDCP_LOG_ERR(hdcp, ...) DRM_WARN(__VA_ARGS__) 31 #define HDCP_LOG_VER(hdcp, ...) DRM_DEBUG_KMS(__VA_ARGS__) 32 #define HDCP_LOG_FSM(hdcp, ...) DRM_DEBUG_KMS(__VA_ARGS__) 33 #define HDCP_LOG_TOP(hdcp, ...) pr_debug("[HDCP_TOP]:"__VA_ARGS__) 34 #define HDCP_LOG_DDC(hdcp, ...) pr_debug("[HDCP_DDC]:"__VA_ARGS__) 35 #endif 36 37 /* default logs */ 38 #define HDCP_ERROR_TRACE(hdcp, status) \ 39 HDCP_LOG_ERR(hdcp, \ 40 "[Link %d] WARNING %s IN STATE %s", \ 41 hdcp->config.index, \ 42 mod_hdcp_status_to_str(status), \ 43 mod_hdcp_state_id_to_str(hdcp->state.id)) 44 #define HDCP_HDCP1_ENABLED_TRACE(hdcp, displayIndex) \ 45 HDCP_LOG_VER(hdcp, \ 46 "[Link %d] HDCP 1.4 enabled on display %d", \ 47 hdcp->config.index, displayIndex) 48 #define HDCP_HDCP2_ENABLED_TRACE(hdcp, displayIndex) \ 49 HDCP_LOG_VER(hdcp, \ 50 "[Link %d] HDCP 2.2 enabled on display %d", \ 51 hdcp->config.index, displayIndex) 52 #define HDCP_HDCP1_DISABLED_TRACE(hdcp, displayIndex) \ 53 HDCP_LOG_VER(hdcp, \ 54 "[Link %d] HDCP 1.4 disabled on display %d", \ 55 hdcp->config.index, displayIndex) 56 #define HDCP_HDCP2_DISABLED_TRACE(hdcp, displayIndex) \ 57 HDCP_LOG_VER(hdcp, \ 58 "[Link %d] HDCP 2.2 disabled on display %d", \ 59 hdcp->config.index, displayIndex) 60 61 /* state machine logs */ 62 #define HDCP_REMOVE_DISPLAY_TRACE(hdcp, displayIndex) \ 63 HDCP_LOG_FSM(hdcp, \ 64 "[Link %d] HDCP_REMOVE_DISPLAY index %d", \ 65 hdcp->config.index, displayIndex) 66 #define HDCP_INPUT_PASS_TRACE(hdcp, str) \ 67 HDCP_LOG_FSM(hdcp, \ 68 "[Link %d]\tPASS %s", \ 69 hdcp->config.index, str) 70 #define HDCP_INPUT_FAIL_TRACE(hdcp, str) \ 71 HDCP_LOG_FSM(hdcp, \ 72 "[Link %d]\tFAIL %s", \ 73 hdcp->config.index, str) 74 #define HDCP_NEXT_STATE_TRACE(hdcp, id, output) do { \ 75 if (output->watchdog_timer_needed) \ 76 HDCP_LOG_FSM(hdcp, \ 77 "[Link %d] > %s with %d ms watchdog", \ 78 hdcp->config.index, \ 79 mod_hdcp_state_id_to_str(id), output->watchdog_timer_delay); \ 80 else \ 81 HDCP_LOG_FSM(hdcp, \ 82 "[Link %d] > %s", hdcp->config.index, \ 83 mod_hdcp_state_id_to_str(id)); \ 84 } while (0) 85 #define HDCP_TIMEOUT_TRACE(hdcp) \ 86 HDCP_LOG_FSM(hdcp, "[Link %d] --> TIMEOUT", hdcp->config.index) 87 #define HDCP_CPIRQ_TRACE(hdcp) \ 88 HDCP_LOG_FSM(hdcp, "[Link %d] --> CPIRQ", hdcp->config.index) 89 #define HDCP_EVENT_TRACE(hdcp, event) \ 90 if (event == MOD_HDCP_EVENT_WATCHDOG_TIMEOUT) \ 91 HDCP_TIMEOUT_TRACE(hdcp); \ 92 else if (event == MOD_HDCP_EVENT_CPIRQ) \ 93 HDCP_CPIRQ_TRACE(hdcp) 94 /* TODO: find some way to tell if logging is off to save time */ 95 #define HDCP_DDC_READ_TRACE(hdcp, msg_name, msg, msg_size) do { \ 96 mod_hdcp_dump_binary_message(msg, msg_size, hdcp->buf, \ 97 sizeof(hdcp->buf)); \ 98 HDCP_LOG_DDC(hdcp, "[Link %d] Read %s%s", hdcp->config.index, \ 99 msg_name, hdcp->buf); \ 100 } while (0) 101 #define HDCP_DDC_WRITE_TRACE(hdcp, msg_name, msg, msg_size) do { \ 102 mod_hdcp_dump_binary_message(msg, msg_size, hdcp->buf, \ 103 sizeof(hdcp->buf)); \ 104 HDCP_LOG_DDC(hdcp, "[Link %d] Write %s%s", \ 105 hdcp->config.index, msg_name,\ 106 hdcp->buf); \ 107 } while (0) 108 #define HDCP_FULL_DDC_TRACE(hdcp) do { \ 109 if (is_hdcp1(hdcp)) { \ 110 HDCP_DDC_READ_TRACE(hdcp, "BKSV", hdcp->auth.msg.hdcp1.bksv, \ 111 sizeof(hdcp->auth.msg.hdcp1.bksv)); \ 112 HDCP_DDC_READ_TRACE(hdcp, "BCAPS", &hdcp->auth.msg.hdcp1.bcaps, \ 113 sizeof(hdcp->auth.msg.hdcp1.bcaps)); \ 114 HDCP_DDC_WRITE_TRACE(hdcp, "AN", hdcp->auth.msg.hdcp1.an, \ 115 sizeof(hdcp->auth.msg.hdcp1.an)); \ 116 HDCP_DDC_WRITE_TRACE(hdcp, "AKSV", hdcp->auth.msg.hdcp1.aksv, \ 117 sizeof(hdcp->auth.msg.hdcp1.aksv)); \ 118 HDCP_DDC_WRITE_TRACE(hdcp, "AINFO", &hdcp->auth.msg.hdcp1.ainfo, \ 119 sizeof(hdcp->auth.msg.hdcp1.ainfo)); \ 120 HDCP_DDC_READ_TRACE(hdcp, "RI' / R0'", \ 121 (uint8_t *)&hdcp->auth.msg.hdcp1.r0p, \ 122 sizeof(hdcp->auth.msg.hdcp1.r0p)); \ 123 HDCP_DDC_READ_TRACE(hdcp, "BINFO", \ 124 (uint8_t *)&hdcp->auth.msg.hdcp1.binfo_dp, \ 125 sizeof(hdcp->auth.msg.hdcp1.binfo_dp)); \ 126 HDCP_DDC_READ_TRACE(hdcp, "KSVLIST", hdcp->auth.msg.hdcp1.ksvlist, \ 127 hdcp->auth.msg.hdcp1.ksvlist_size); \ 128 HDCP_DDC_READ_TRACE(hdcp, "V'", hdcp->auth.msg.hdcp1.vp, \ 129 sizeof(hdcp->auth.msg.hdcp1.vp)); \ 130 } else { \ 131 HDCP_DDC_READ_TRACE(hdcp, "HDCP2Version", \ 132 &hdcp->auth.msg.hdcp2.hdcp2version_hdmi, \ 133 sizeof(hdcp->auth.msg.hdcp2.hdcp2version_hdmi)); \ 134 HDCP_DDC_READ_TRACE(hdcp, "Rx Caps", hdcp->auth.msg.hdcp2.rxcaps_dp, \ 135 sizeof(hdcp->auth.msg.hdcp2.rxcaps_dp)); \ 136 HDCP_DDC_WRITE_TRACE(hdcp, "AKE Init", hdcp->auth.msg.hdcp2.ake_init, \ 137 sizeof(hdcp->auth.msg.hdcp2.ake_init)); \ 138 HDCP_DDC_READ_TRACE(hdcp, "AKE Cert", hdcp->auth.msg.hdcp2.ake_cert, \ 139 sizeof(hdcp->auth.msg.hdcp2.ake_cert)); \ 140 HDCP_DDC_WRITE_TRACE(hdcp, "Stored KM", \ 141 hdcp->auth.msg.hdcp2.ake_stored_km, \ 142 sizeof(hdcp->auth.msg.hdcp2.ake_stored_km)); \ 143 HDCP_DDC_WRITE_TRACE(hdcp, "No Stored KM", \ 144 hdcp->auth.msg.hdcp2.ake_no_stored_km, \ 145 sizeof(hdcp->auth.msg.hdcp2.ake_no_stored_km)); \ 146 HDCP_DDC_READ_TRACE(hdcp, "H'", hdcp->auth.msg.hdcp2.ake_h_prime, \ 147 sizeof(hdcp->auth.msg.hdcp2.ake_h_prime)); \ 148 HDCP_DDC_READ_TRACE(hdcp, "Pairing Info", \ 149 hdcp->auth.msg.hdcp2.ake_pairing_info, \ 150 sizeof(hdcp->auth.msg.hdcp2.ake_pairing_info)); \ 151 HDCP_DDC_WRITE_TRACE(hdcp, "LC Init", hdcp->auth.msg.hdcp2.lc_init, \ 152 sizeof(hdcp->auth.msg.hdcp2.lc_init)); \ 153 HDCP_DDC_READ_TRACE(hdcp, "L'", hdcp->auth.msg.hdcp2.lc_l_prime, \ 154 sizeof(hdcp->auth.msg.hdcp2.lc_l_prime)); \ 155 HDCP_DDC_WRITE_TRACE(hdcp, "Exchange KS", hdcp->auth.msg.hdcp2.ske_eks, \ 156 sizeof(hdcp->auth.msg.hdcp2.ske_eks)); \ 157 HDCP_DDC_READ_TRACE(hdcp, "Rx Status", \ 158 (uint8_t *)&hdcp->auth.msg.hdcp2.rxstatus, \ 159 sizeof(hdcp->auth.msg.hdcp2.rxstatus)); \ 160 HDCP_DDC_READ_TRACE(hdcp, "Rx Id List", \ 161 hdcp->auth.msg.hdcp2.rx_id_list, \ 162 hdcp->auth.msg.hdcp2.rx_id_list_size); \ 163 HDCP_DDC_WRITE_TRACE(hdcp, "Rx Id List Ack", \ 164 hdcp->auth.msg.hdcp2.repeater_auth_ack, \ 165 sizeof(hdcp->auth.msg.hdcp2.repeater_auth_ack)); \ 166 HDCP_DDC_WRITE_TRACE(hdcp, "Content Stream Management", \ 167 hdcp->auth.msg.hdcp2.repeater_auth_stream_manage, \ 168 hdcp->auth.msg.hdcp2.stream_manage_size); \ 169 HDCP_DDC_READ_TRACE(hdcp, "Stream Ready", \ 170 hdcp->auth.msg.hdcp2.repeater_auth_stream_ready, \ 171 sizeof(hdcp->auth.msg.hdcp2.repeater_auth_stream_ready)); \ 172 HDCP_DDC_WRITE_TRACE(hdcp, "Content Stream Type", \ 173 hdcp->auth.msg.hdcp2.content_stream_type_dp, \ 174 sizeof(hdcp->auth.msg.hdcp2.content_stream_type_dp)); \ 175 } \ 176 } while (0) 177 #define HDCP_TOP_ADD_DISPLAY_TRACE(hdcp, i) \ 178 HDCP_LOG_TOP(hdcp, "[Link %d]\tadd display %d", \ 179 hdcp->config.index, i) 180 #define HDCP_TOP_REMOVE_DISPLAY_TRACE(hdcp, i) \ 181 HDCP_LOG_TOP(hdcp, "[Link %d]\tremove display %d", \ 182 hdcp->config.index, i) 183 #define HDCP_TOP_HDCP1_DESTROY_SESSION_TRACE(hdcp) \ 184 HDCP_LOG_TOP(hdcp, "[Link %d]\tdestroy hdcp1 session", \ 185 hdcp->config.index) 186 #define HDCP_TOP_HDCP2_DESTROY_SESSION_TRACE(hdcp) \ 187 HDCP_LOG_TOP(hdcp, "[Link %d]\tdestroy hdcp2 session", \ 188 hdcp->config.index) 189 #define HDCP_TOP_RESET_AUTH_TRACE(hdcp) \ 190 HDCP_LOG_TOP(hdcp, "[Link %d]\treset authentication", hdcp->config.index) 191 #define HDCP_TOP_RESET_CONN_TRACE(hdcp) \ 192 HDCP_LOG_TOP(hdcp, "[Link %d]\treset connection", hdcp->config.index) 193 #define HDCP_TOP_INTERFACE_TRACE(hdcp) do { \ 194 HDCP_LOG_TOP(hdcp, "\n"); \ 195 HDCP_LOG_TOP(hdcp, "[Link %d] %s", hdcp->config.index, __func__); \ 196 } while (0) 197 #define HDCP_TOP_INTERFACE_TRACE_WITH_INDEX(hdcp, i) do { \ 198 HDCP_LOG_TOP(hdcp, "\n"); \ 199 HDCP_LOG_TOP(hdcp, "[Link %d] %s display %d", hdcp->config.index, __func__, i); \ 200 } while (0) 201 202 #endif // MOD_HDCP_LOG_H_ 203