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1// SPDX-License-Identifier: GPL-2.0-only2/******************************************************************************3 *4 * Copyright(c) 2008 - 2011 Intel Corporation. All rights reserved.5 *6 * Contact Information:7 * Intel Linux Wireless <ilw@linux.intel.com>8 * Intel Corporation, 5200 N.E. Elam Young Parkway, Hillsboro, OR 97124-64979 *****************************************************************************/10 11#include "common.h"12#include "3945.h"13 14static int15il3945_stats_flag(struct il_priv *il, char *buf, int bufsz)16{17 int p = 0;18 19 p += scnprintf(buf + p, bufsz - p, "Statistics Flag(0x%X):\n",20 le32_to_cpu(il->_3945.stats.flag));21 if (le32_to_cpu(il->_3945.stats.flag) & UCODE_STATS_CLEAR_MSK)22 p += scnprintf(buf + p, bufsz - p,23 "\tStatistics have been cleared\n");24 p += scnprintf(buf + p, bufsz - p, "\tOperational Frequency: %s\n",25 (le32_to_cpu(il->_3945.stats.flag) &26 UCODE_STATS_FREQUENCY_MSK) ? "2.4 GHz" : "5.2 GHz");27 p += scnprintf(buf + p, bufsz - p, "\tTGj Narrow Band: %s\n",28 (le32_to_cpu(il->_3945.stats.flag) &29 UCODE_STATS_NARROW_BAND_MSK) ? "enabled" : "disabled");30 return p;31}32 33static ssize_t34il3945_ucode_rx_stats_read(struct file *file, char __user *user_buf,35 size_t count, loff_t *ppos)36{37 struct il_priv *il = file->private_data;38 int pos = 0;39 char *buf;40 int bufsz =41 sizeof(struct iwl39_stats_rx_phy) * 40 +42 sizeof(struct iwl39_stats_rx_non_phy) * 40 + 400;43 ssize_t ret;44 struct iwl39_stats_rx_phy *ofdm, *accum_ofdm, *delta_ofdm, *max_ofdm;45 struct iwl39_stats_rx_phy *cck, *accum_cck, *delta_cck, *max_cck;46 struct iwl39_stats_rx_non_phy *general, *accum_general;47 struct iwl39_stats_rx_non_phy *delta_general, *max_general;48 49 if (!il_is_alive(il))50 return -EAGAIN;51 52 buf = kzalloc(bufsz, GFP_KERNEL);53 if (!buf) {54 IL_ERR("Can not allocate Buffer\n");55 return -ENOMEM;56 }57 58 /*59 * The statistic information display here is based on60 * the last stats notification from uCode61 * might not reflect the current uCode activity62 */63 ofdm = &il->_3945.stats.rx.ofdm;64 cck = &il->_3945.stats.rx.cck;65 general = &il->_3945.stats.rx.general;66 accum_ofdm = &il->_3945.accum_stats.rx.ofdm;67 accum_cck = &il->_3945.accum_stats.rx.cck;68 accum_general = &il->_3945.accum_stats.rx.general;69 delta_ofdm = &il->_3945.delta_stats.rx.ofdm;70 delta_cck = &il->_3945.delta_stats.rx.cck;71 delta_general = &il->_3945.delta_stats.rx.general;72 max_ofdm = &il->_3945.max_delta.rx.ofdm;73 max_cck = &il->_3945.max_delta.rx.cck;74 max_general = &il->_3945.max_delta.rx.general;75 76 pos += il3945_stats_flag(il, buf, bufsz);77 pos +=78 scnprintf(buf + pos, bufsz - pos,79 "%-32s current"80 "accumulative delta max\n",81 "Statistics_Rx - OFDM:");82 pos +=83 scnprintf(buf + pos, bufsz - pos,84 " %-30s %10u %10u %10u %10u\n", "ina_cnt:",85 le32_to_cpu(ofdm->ina_cnt), accum_ofdm->ina_cnt,86 delta_ofdm->ina_cnt, max_ofdm->ina_cnt);87 pos +=88 scnprintf(buf + pos, bufsz - pos,89 " %-30s %10u %10u %10u %10u\n", "fina_cnt:",90 le32_to_cpu(ofdm->fina_cnt), accum_ofdm->fina_cnt,91 delta_ofdm->fina_cnt, max_ofdm->fina_cnt);92 pos +=93 scnprintf(buf + pos, bufsz - pos,94 " %-30s %10u %10u %10u %10u\n", "plcp_err:",95 le32_to_cpu(ofdm->plcp_err), accum_ofdm->plcp_err,96 delta_ofdm->plcp_err, max_ofdm->plcp_err);97 pos +=98 scnprintf(buf + pos, bufsz - pos,99 " %-30s %10u %10u %10u %10u\n", "crc32_err:",100 le32_to_cpu(ofdm->crc32_err), accum_ofdm->crc32_err,101 delta_ofdm->crc32_err, max_ofdm->crc32_err);102 pos +=103 scnprintf(buf + pos, bufsz - pos,104 " %-30s %10u %10u %10u %10u\n", "overrun_err:",105 le32_to_cpu(ofdm->overrun_err), accum_ofdm->overrun_err,106 delta_ofdm->overrun_err, max_ofdm->overrun_err);107 pos +=108 scnprintf(buf + pos, bufsz - pos,109 " %-30s %10u %10u %10u %10u\n", "early_overrun_err:",110 le32_to_cpu(ofdm->early_overrun_err),111 accum_ofdm->early_overrun_err,112 delta_ofdm->early_overrun_err,113 max_ofdm->early_overrun_err);114 pos +=115 scnprintf(buf + pos, bufsz - pos,116 " %-30s %10u %10u %10u %10u\n", "crc32_good:",117 le32_to_cpu(ofdm->crc32_good), accum_ofdm->crc32_good,118 delta_ofdm->crc32_good, max_ofdm->crc32_good);119 pos +=120 scnprintf(buf + pos, bufsz - pos,121 " %-30s %10u %10u %10u %10u\n", "false_alarm_cnt:",122 le32_to_cpu(ofdm->false_alarm_cnt),123 accum_ofdm->false_alarm_cnt, delta_ofdm->false_alarm_cnt,124 max_ofdm->false_alarm_cnt);125 pos +=126 scnprintf(buf + pos, bufsz - pos,127 " %-30s %10u %10u %10u %10u\n", "fina_sync_err_cnt:",128 le32_to_cpu(ofdm->fina_sync_err_cnt),129 accum_ofdm->fina_sync_err_cnt,130 delta_ofdm->fina_sync_err_cnt,131 max_ofdm->fina_sync_err_cnt);132 pos +=133 scnprintf(buf + pos, bufsz - pos,134 " %-30s %10u %10u %10u %10u\n", "sfd_timeout:",135 le32_to_cpu(ofdm->sfd_timeout), accum_ofdm->sfd_timeout,136 delta_ofdm->sfd_timeout, max_ofdm->sfd_timeout);137 pos +=138 scnprintf(buf + pos, bufsz - pos,139 " %-30s %10u %10u %10u %10u\n", "fina_timeout:",140 le32_to_cpu(ofdm->fina_timeout), accum_ofdm->fina_timeout,141 delta_ofdm->fina_timeout, max_ofdm->fina_timeout);142 pos +=143 scnprintf(buf + pos, bufsz - pos,144 " %-30s %10u %10u %10u %10u\n", "unresponded_rts:",145 le32_to_cpu(ofdm->unresponded_rts),146 accum_ofdm->unresponded_rts, delta_ofdm->unresponded_rts,147 max_ofdm->unresponded_rts);148 pos +=149 scnprintf(buf + pos, bufsz - pos,150 " %-30s %10u %10u %10u %10u\n",151 "rxe_frame_lmt_ovrun:",152 le32_to_cpu(ofdm->rxe_frame_limit_overrun),153 accum_ofdm->rxe_frame_limit_overrun,154 delta_ofdm->rxe_frame_limit_overrun,155 max_ofdm->rxe_frame_limit_overrun);156 pos +=157 scnprintf(buf + pos, bufsz - pos,158 " %-30s %10u %10u %10u %10u\n", "sent_ack_cnt:",159 le32_to_cpu(ofdm->sent_ack_cnt), accum_ofdm->sent_ack_cnt,160 delta_ofdm->sent_ack_cnt, max_ofdm->sent_ack_cnt);161 pos +=162 scnprintf(buf + pos, bufsz - pos,163 " %-30s %10u %10u %10u %10u\n", "sent_cts_cnt:",164 le32_to_cpu(ofdm->sent_cts_cnt), accum_ofdm->sent_cts_cnt,165 delta_ofdm->sent_cts_cnt, max_ofdm->sent_cts_cnt);166 167 pos +=168 scnprintf(buf + pos, bufsz - pos,169 "%-32s current"170 "accumulative delta max\n",171 "Statistics_Rx - CCK:");172 pos +=173 scnprintf(buf + pos, bufsz - pos,174 " %-30s %10u %10u %10u %10u\n", "ina_cnt:",175 le32_to_cpu(cck->ina_cnt), accum_cck->ina_cnt,176 delta_cck->ina_cnt, max_cck->ina_cnt);177 pos +=178 scnprintf(buf + pos, bufsz - pos,179 " %-30s %10u %10u %10u %10u\n", "fina_cnt:",180 le32_to_cpu(cck->fina_cnt), accum_cck->fina_cnt,181 delta_cck->fina_cnt, max_cck->fina_cnt);182 pos +=183 scnprintf(buf + pos, bufsz - pos,184 " %-30s %10u %10u %10u %10u\n", "plcp_err:",185 le32_to_cpu(cck->plcp_err), accum_cck->plcp_err,186 delta_cck->plcp_err, max_cck->plcp_err);187 pos +=188 scnprintf(buf + pos, bufsz - pos,189 " %-30s %10u %10u %10u %10u\n", "crc32_err:",190 le32_to_cpu(cck->crc32_err), accum_cck->crc32_err,191 delta_cck->crc32_err, max_cck->crc32_err);192 pos +=193 scnprintf(buf + pos, bufsz - pos,194 " %-30s %10u %10u %10u %10u\n", "overrun_err:",195 le32_to_cpu(cck->overrun_err), accum_cck->overrun_err,196 delta_cck->overrun_err, max_cck->overrun_err);197 pos +=198 scnprintf(buf + pos, bufsz - pos,199 " %-30s %10u %10u %10u %10u\n", "early_overrun_err:",200 le32_to_cpu(cck->early_overrun_err),201 accum_cck->early_overrun_err,202 delta_cck->early_overrun_err, max_cck->early_overrun_err);203 pos +=204 scnprintf(buf + pos, bufsz - pos,205 " %-30s %10u %10u %10u %10u\n", "crc32_good:",206 le32_to_cpu(cck->crc32_good), accum_cck->crc32_good,207 delta_cck->crc32_good, max_cck->crc32_good);208 pos +=209 scnprintf(buf + pos, bufsz - pos,210 " %-30s %10u %10u %10u %10u\n", "false_alarm_cnt:",211 le32_to_cpu(cck->false_alarm_cnt),212 accum_cck->false_alarm_cnt, delta_cck->false_alarm_cnt,213 max_cck->false_alarm_cnt);214 pos +=215 scnprintf(buf + pos, bufsz - pos,216 " %-30s %10u %10u %10u %10u\n", "fina_sync_err_cnt:",217 le32_to_cpu(cck->fina_sync_err_cnt),218 accum_cck->fina_sync_err_cnt,219 delta_cck->fina_sync_err_cnt, max_cck->fina_sync_err_cnt);220 pos +=221 scnprintf(buf + pos, bufsz - pos,222 " %-30s %10u %10u %10u %10u\n", "sfd_timeout:",223 le32_to_cpu(cck->sfd_timeout), accum_cck->sfd_timeout,224 delta_cck->sfd_timeout, max_cck->sfd_timeout);225 pos +=226 scnprintf(buf + pos, bufsz - pos,227 " %-30s %10u %10u %10u %10u\n", "fina_timeout:",228 le32_to_cpu(cck->fina_timeout), accum_cck->fina_timeout,229 delta_cck->fina_timeout, max_cck->fina_timeout);230 pos +=231 scnprintf(buf + pos, bufsz - pos,232 " %-30s %10u %10u %10u %10u\n", "unresponded_rts:",233 le32_to_cpu(cck->unresponded_rts),234 accum_cck->unresponded_rts, delta_cck->unresponded_rts,235 max_cck->unresponded_rts);236 pos +=237 scnprintf(buf + pos, bufsz - pos,238 " %-30s %10u %10u %10u %10u\n",239 "rxe_frame_lmt_ovrun:",240 le32_to_cpu(cck->rxe_frame_limit_overrun),241 accum_cck->rxe_frame_limit_overrun,242 delta_cck->rxe_frame_limit_overrun,243 max_cck->rxe_frame_limit_overrun);244 pos +=245 scnprintf(buf + pos, bufsz - pos,246 " %-30s %10u %10u %10u %10u\n", "sent_ack_cnt:",247 le32_to_cpu(cck->sent_ack_cnt), accum_cck->sent_ack_cnt,248 delta_cck->sent_ack_cnt, max_cck->sent_ack_cnt);249 pos +=250 scnprintf(buf + pos, bufsz - pos,251 " %-30s %10u %10u %10u %10u\n", "sent_cts_cnt:",252 le32_to_cpu(cck->sent_cts_cnt), accum_cck->sent_cts_cnt,253 delta_cck->sent_cts_cnt, max_cck->sent_cts_cnt);254 255 pos +=256 scnprintf(buf + pos, bufsz - pos,257 "%-32s current"258 "accumulative delta max\n",259 "Statistics_Rx - GENERAL:");260 pos +=261 scnprintf(buf + pos, bufsz - pos,262 " %-30s %10u %10u %10u %10u\n", "bogus_cts:",263 le32_to_cpu(general->bogus_cts), accum_general->bogus_cts,264 delta_general->bogus_cts, max_general->bogus_cts);265 pos +=266 scnprintf(buf + pos, bufsz - pos,267 " %-30s %10u %10u %10u %10u\n", "bogus_ack:",268 le32_to_cpu(general->bogus_ack), accum_general->bogus_ack,269 delta_general->bogus_ack, max_general->bogus_ack);270 pos +=271 scnprintf(buf + pos, bufsz - pos,272 " %-30s %10u %10u %10u %10u\n", "non_bssid_frames:",273 le32_to_cpu(general->non_bssid_frames),274 accum_general->non_bssid_frames,275 delta_general->non_bssid_frames,276 max_general->non_bssid_frames);277 pos +=278 scnprintf(buf + pos, bufsz - pos,279 " %-30s %10u %10u %10u %10u\n", "filtered_frames:",280 le32_to_cpu(general->filtered_frames),281 accum_general->filtered_frames,282 delta_general->filtered_frames,283 max_general->filtered_frames);284 pos +=285 scnprintf(buf + pos, bufsz - pos,286 " %-30s %10u %10u %10u %10u\n",287 "non_channel_beacons:",288 le32_to_cpu(general->non_channel_beacons),289 accum_general->non_channel_beacons,290 delta_general->non_channel_beacons,291 max_general->non_channel_beacons);292 293 ret = simple_read_from_buffer(user_buf, count, ppos, buf, pos);294 kfree(buf);295 return ret;296}297 298static ssize_t299il3945_ucode_tx_stats_read(struct file *file, char __user *user_buf,300 size_t count, loff_t *ppos)301{302 struct il_priv *il = file->private_data;303 int pos = 0;304 char *buf;305 int bufsz = (sizeof(struct iwl39_stats_tx) * 48) + 250;306 ssize_t ret;307 struct iwl39_stats_tx *tx, *accum_tx, *delta_tx, *max_tx;308 309 if (!il_is_alive(il))310 return -EAGAIN;311 312 buf = kzalloc(bufsz, GFP_KERNEL);313 if (!buf) {314 IL_ERR("Can not allocate Buffer\n");315 return -ENOMEM;316 }317 318 /*319 * The statistic information display here is based on320 * the last stats notification from uCode321 * might not reflect the current uCode activity322 */323 tx = &il->_3945.stats.tx;324 accum_tx = &il->_3945.accum_stats.tx;325 delta_tx = &il->_3945.delta_stats.tx;326 max_tx = &il->_3945.max_delta.tx;327 pos += il3945_stats_flag(il, buf, bufsz);328 pos +=329 scnprintf(buf + pos, bufsz - pos,330 "%-32s current"331 "accumulative delta max\n",332 "Statistics_Tx:");333 pos +=334 scnprintf(buf + pos, bufsz - pos,335 " %-30s %10u %10u %10u %10u\n", "preamble:",336 le32_to_cpu(tx->preamble_cnt), accum_tx->preamble_cnt,337 delta_tx->preamble_cnt, max_tx->preamble_cnt);338 pos +=339 scnprintf(buf + pos, bufsz - pos,340 " %-30s %10u %10u %10u %10u\n", "rx_detected_cnt:",341 le32_to_cpu(tx->rx_detected_cnt),342 accum_tx->rx_detected_cnt, delta_tx->rx_detected_cnt,343 max_tx->rx_detected_cnt);344 pos +=345 scnprintf(buf + pos, bufsz - pos,346 " %-30s %10u %10u %10u %10u\n", "bt_prio_defer_cnt:",347 le32_to_cpu(tx->bt_prio_defer_cnt),348 accum_tx->bt_prio_defer_cnt, delta_tx->bt_prio_defer_cnt,349 max_tx->bt_prio_defer_cnt);350 pos +=351 scnprintf(buf + pos, bufsz - pos,352 " %-30s %10u %10u %10u %10u\n", "bt_prio_kill_cnt:",353 le32_to_cpu(tx->bt_prio_kill_cnt),354 accum_tx->bt_prio_kill_cnt, delta_tx->bt_prio_kill_cnt,355 max_tx->bt_prio_kill_cnt);356 pos +=357 scnprintf(buf + pos, bufsz - pos,358 " %-30s %10u %10u %10u %10u\n", "few_bytes_cnt:",359 le32_to_cpu(tx->few_bytes_cnt), accum_tx->few_bytes_cnt,360 delta_tx->few_bytes_cnt, max_tx->few_bytes_cnt);361 pos +=362 scnprintf(buf + pos, bufsz - pos,363 " %-30s %10u %10u %10u %10u\n", "cts_timeout:",364 le32_to_cpu(tx->cts_timeout), accum_tx->cts_timeout,365 delta_tx->cts_timeout, max_tx->cts_timeout);366 pos +=367 scnprintf(buf + pos, bufsz - pos,368 " %-30s %10u %10u %10u %10u\n", "ack_timeout:",369 le32_to_cpu(tx->ack_timeout), accum_tx->ack_timeout,370 delta_tx->ack_timeout, max_tx->ack_timeout);371 pos +=372 scnprintf(buf + pos, bufsz - pos,373 " %-30s %10u %10u %10u %10u\n", "expected_ack_cnt:",374 le32_to_cpu(tx->expected_ack_cnt),375 accum_tx->expected_ack_cnt, delta_tx->expected_ack_cnt,376 max_tx->expected_ack_cnt);377 pos +=378 scnprintf(buf + pos, bufsz - pos,379 " %-30s %10u %10u %10u %10u\n", "actual_ack_cnt:",380 le32_to_cpu(tx->actual_ack_cnt), accum_tx->actual_ack_cnt,381 delta_tx->actual_ack_cnt, max_tx->actual_ack_cnt);382 383 ret = simple_read_from_buffer(user_buf, count, ppos, buf, pos);384 kfree(buf);385 return ret;386}387 388static ssize_t389il3945_ucode_general_stats_read(struct file *file, char __user *user_buf,390 size_t count, loff_t *ppos)391{392 struct il_priv *il = file->private_data;393 int pos = 0;394 char *buf;395 int bufsz = sizeof(struct iwl39_stats_general) * 10 + 300;396 ssize_t ret;397 struct iwl39_stats_general *general, *accum_general;398 struct iwl39_stats_general *delta_general, *max_general;399 struct stats_dbg *dbg, *accum_dbg, *delta_dbg, *max_dbg;400 struct iwl39_stats_div *div, *accum_div, *delta_div, *max_div;401 402 if (!il_is_alive(il))403 return -EAGAIN;404 405 buf = kzalloc(bufsz, GFP_KERNEL);406 if (!buf) {407 IL_ERR("Can not allocate Buffer\n");408 return -ENOMEM;409 }410 411 /*412 * The statistic information display here is based on413 * the last stats notification from uCode414 * might not reflect the current uCode activity415 */416 general = &il->_3945.stats.general;417 dbg = &il->_3945.stats.general.dbg;418 div = &il->_3945.stats.general.div;419 accum_general = &il->_3945.accum_stats.general;420 delta_general = &il->_3945.delta_stats.general;421 max_general = &il->_3945.max_delta.general;422 accum_dbg = &il->_3945.accum_stats.general.dbg;423 delta_dbg = &il->_3945.delta_stats.general.dbg;424 max_dbg = &il->_3945.max_delta.general.dbg;425 accum_div = &il->_3945.accum_stats.general.div;426 delta_div = &il->_3945.delta_stats.general.div;427 max_div = &il->_3945.max_delta.general.div;428 pos += il3945_stats_flag(il, buf, bufsz);429 pos +=430 scnprintf(buf + pos, bufsz - pos,431 "%-32s current"432 "accumulative delta max\n",433 "Statistics_General:");434 pos +=435 scnprintf(buf + pos, bufsz - pos,436 " %-30s %10u %10u %10u %10u\n", "burst_check:",437 le32_to_cpu(dbg->burst_check), accum_dbg->burst_check,438 delta_dbg->burst_check, max_dbg->burst_check);439 pos +=440 scnprintf(buf + pos, bufsz - pos,441 " %-30s %10u %10u %10u %10u\n", "burst_count:",442 le32_to_cpu(dbg->burst_count), accum_dbg->burst_count,443 delta_dbg->burst_count, max_dbg->burst_count);444 pos +=445 scnprintf(buf + pos, bufsz - pos,446 " %-30s %10u %10u %10u %10u\n", "sleep_time:",447 le32_to_cpu(general->sleep_time),448 accum_general->sleep_time, delta_general->sleep_time,449 max_general->sleep_time);450 pos +=451 scnprintf(buf + pos, bufsz - pos,452 " %-30s %10u %10u %10u %10u\n", "slots_out:",453 le32_to_cpu(general->slots_out), accum_general->slots_out,454 delta_general->slots_out, max_general->slots_out);455 pos +=456 scnprintf(buf + pos, bufsz - pos,457 " %-30s %10u %10u %10u %10u\n", "slots_idle:",458 le32_to_cpu(general->slots_idle),459 accum_general->slots_idle, delta_general->slots_idle,460 max_general->slots_idle);461 pos +=462 scnprintf(buf + pos, bufsz - pos, "ttl_timestamp:\t\t\t%u\n",463 le32_to_cpu(general->ttl_timestamp));464 pos +=465 scnprintf(buf + pos, bufsz - pos,466 " %-30s %10u %10u %10u %10u\n", "tx_on_a:",467 le32_to_cpu(div->tx_on_a), accum_div->tx_on_a,468 delta_div->tx_on_a, max_div->tx_on_a);469 pos +=470 scnprintf(buf + pos, bufsz - pos,471 " %-30s %10u %10u %10u %10u\n", "tx_on_b:",472 le32_to_cpu(div->tx_on_b), accum_div->tx_on_b,473 delta_div->tx_on_b, max_div->tx_on_b);474 pos +=475 scnprintf(buf + pos, bufsz - pos,476 " %-30s %10u %10u %10u %10u\n", "exec_time:",477 le32_to_cpu(div->exec_time), accum_div->exec_time,478 delta_div->exec_time, max_div->exec_time);479 pos +=480 scnprintf(buf + pos, bufsz - pos,481 " %-30s %10u %10u %10u %10u\n", "probe_time:",482 le32_to_cpu(div->probe_time), accum_div->probe_time,483 delta_div->probe_time, max_div->probe_time);484 ret = simple_read_from_buffer(user_buf, count, ppos, buf, pos);485 kfree(buf);486 return ret;487}488 489const struct il_debugfs_ops il3945_debugfs_ops = {490 .rx_stats_read = il3945_ucode_rx_stats_read,491 .tx_stats_read = il3945_ucode_tx_stats_read,492 .general_stats_read = il3945_ucode_general_stats_read,493};494