drivers/net/wireless/intel/iwlegacy/4965-debug.c

   1 // SPDX-License-Identifier: GPL-2.0-only
   2 /******************************************************************************
   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 97124-6497
   9 *****************************************************************************/
  10 #include "common.h"
  11 #include "4965.h"
  12
  13 static const char *fmt_value = "  %-30s %10u\n";
  14 static const char *fmt_table = "  %-30s %10u  %10u  %10u  %10u\n";
  15 static const char *fmt_header =
  16     "%-32s    current  cumulative       delta         max\n";
  17
  18 static int
  19 il4965_stats_flag(struct il_priv *il, char *buf, int bufsz)
  20 {
  21         int p = 0;
  22         u32 flag;
  23
  24         flag = le32_to_cpu(il->_4965.stats.flag);
  25
  26         p += scnprintf(buf + p, bufsz - p, "Statistics Flag(0x%X):\n", flag);
  27         if (flag & UCODE_STATS_CLEAR_MSK)
  28                 p += scnprintf(buf + p, bufsz - p,
  29                                "\tStatistics have been cleared\n");
  30         p += scnprintf(buf + p, bufsz - p, "\tOperational Frequency: %s\n",
  31                        (flag & UCODE_STATS_FREQUENCY_MSK) ? "2.4 GHz" :
  32                        "5.2 GHz");
  33         p += scnprintf(buf + p, bufsz - p, "\tTGj Narrow Band: %s\n",
  34                        (flag & UCODE_STATS_NARROW_BAND_MSK) ? "enabled" :
  35                        "disabled");
  36
  37         return p;
  38 }
  39
  40 static ssize_t
  41 il4965_ucode_rx_stats_read(struct file *file, char __user *user_buf,
  42                            size_t count, loff_t *ppos)
  43 {
  44         struct il_priv *il = file->private_data;
  45         int pos = 0;
  46         char *buf;
  47         int bufsz =
  48             sizeof(struct stats_rx_phy) * 40 +
  49             sizeof(struct stats_rx_non_phy) * 40 +
  50             sizeof(struct stats_rx_ht_phy) * 40 + 400;
  51         ssize_t ret;
  52         struct stats_rx_phy *ofdm, *accum_ofdm, *delta_ofdm, *max_ofdm;
  53         struct stats_rx_phy *cck, *accum_cck, *delta_cck, *max_cck;
  54         struct stats_rx_non_phy *general, *accum_general;
  55         struct stats_rx_non_phy *delta_general, *max_general;
  56         struct stats_rx_ht_phy *ht, *accum_ht, *delta_ht, *max_ht;
  57
  58         if (!il_is_alive(il))
  59                 return -EAGAIN;
  60
  61         buf = kzalloc(bufsz, GFP_KERNEL);
  62         if (!buf) {
  63                 IL_ERR("Can not allocate Buffer\n");
  64                 return -ENOMEM;
  65         }
  66
  67         /*
  68          * the statistic information display here is based on
  69          * the last stats notification from uCode
  70          * might not reflect the current uCode activity
  71          */
  72         ofdm = &il->_4965.stats.rx.ofdm;
  73         cck = &il->_4965.stats.rx.cck;
  74         general = &il->_4965.stats.rx.general;
  75         ht = &il->_4965.stats.rx.ofdm_ht;
  76         accum_ofdm = &il->_4965.accum_stats.rx.ofdm;
  77         accum_cck = &il->_4965.accum_stats.rx.cck;
  78         accum_general = &il->_4965.accum_stats.rx.general;
  79         accum_ht = &il->_4965.accum_stats.rx.ofdm_ht;
  80         delta_ofdm = &il->_4965.delta_stats.rx.ofdm;
  81         delta_cck = &il->_4965.delta_stats.rx.cck;
  82         delta_general = &il->_4965.delta_stats.rx.general;
  83         delta_ht = &il->_4965.delta_stats.rx.ofdm_ht;
  84         max_ofdm = &il->_4965.max_delta.rx.ofdm;
  85         max_cck = &il->_4965.max_delta.rx.cck;
  86         max_general = &il->_4965.max_delta.rx.general;
  87         max_ht = &il->_4965.max_delta.rx.ofdm_ht;
  88
  89         pos += il4965_stats_flag(il, buf, bufsz);
  90         pos +=
  91             scnprintf(buf + pos, bufsz - pos, fmt_header,
  92                       "Statistics_Rx - OFDM:");
  93         pos +=
  94             scnprintf(buf + pos, bufsz - pos, fmt_table, "ina_cnt:",
  95                       le32_to_cpu(ofdm->ina_cnt), accum_ofdm->ina_cnt,
  96                       delta_ofdm->ina_cnt, max_ofdm->ina_cnt);
  97         pos +=
  98             scnprintf(buf + pos, bufsz - pos, fmt_table, "fina_cnt:",
  99                       le32_to_cpu(ofdm->fina_cnt), accum_ofdm->fina_cnt,
 100                       delta_ofdm->fina_cnt, max_ofdm->fina_cnt);
 101         pos +=
 102             scnprintf(buf + pos, bufsz - pos, fmt_table, "plcp_err:",
 103                       le32_to_cpu(ofdm->plcp_err), accum_ofdm->plcp_err,
 104                       delta_ofdm->plcp_err, max_ofdm->plcp_err);
 105         pos +=
 106             scnprintf(buf + pos, bufsz - pos, fmt_table, "crc32_err:",
 107                       le32_to_cpu(ofdm->crc32_err), accum_ofdm->crc32_err,
 108                       delta_ofdm->crc32_err, max_ofdm->crc32_err);
 109         pos +=
 110             scnprintf(buf + pos, bufsz - pos, fmt_table, "overrun_err:",
 111                       le32_to_cpu(ofdm->overrun_err), accum_ofdm->overrun_err,
 112                       delta_ofdm->overrun_err, max_ofdm->overrun_err);
 113         pos +=
 114             scnprintf(buf + pos, bufsz - pos, fmt_table, "early_overrun_err:",
 115                       le32_to_cpu(ofdm->early_overrun_err),
 116                       accum_ofdm->early_overrun_err,
 117                       delta_ofdm->early_overrun_err,
 118                       max_ofdm->early_overrun_err);
 119         pos +=
 120             scnprintf(buf + pos, bufsz - pos, fmt_table, "crc32_good:",
 121                       le32_to_cpu(ofdm->crc32_good), accum_ofdm->crc32_good,
 122                       delta_ofdm->crc32_good, max_ofdm->crc32_good);
 123         pos +=
 124             scnprintf(buf + pos, bufsz - pos, fmt_table, "false_alarm_cnt:",
 125                       le32_to_cpu(ofdm->false_alarm_cnt),
 126                       accum_ofdm->false_alarm_cnt, delta_ofdm->false_alarm_cnt,
 127                       max_ofdm->false_alarm_cnt);
 128         pos +=
 129             scnprintf(buf + pos, bufsz - pos, fmt_table, "fina_sync_err_cnt:",
 130                       le32_to_cpu(ofdm->fina_sync_err_cnt),
 131                       accum_ofdm->fina_sync_err_cnt,
 132                       delta_ofdm->fina_sync_err_cnt,
 133                       max_ofdm->fina_sync_err_cnt);
 134         pos +=
 135             scnprintf(buf + pos, bufsz - pos, fmt_table, "sfd_timeout:",
 136                       le32_to_cpu(ofdm->sfd_timeout), accum_ofdm->sfd_timeout,
 137                       delta_ofdm->sfd_timeout, max_ofdm->sfd_timeout);
 138         pos +=
 139             scnprintf(buf + pos, bufsz - pos, fmt_table, "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, fmt_table, "unresponded_rts:",
 144                       le32_to_cpu(ofdm->unresponded_rts),
 145                       accum_ofdm->unresponded_rts, delta_ofdm->unresponded_rts,
 146                       max_ofdm->unresponded_rts);
 147         pos +=
 148             scnprintf(buf + pos, bufsz - pos, fmt_table, "rxe_frame_lmt_ovrun:",
 149                       le32_to_cpu(ofdm->rxe_frame_limit_overrun),
 150                       accum_ofdm->rxe_frame_limit_overrun,
 151                       delta_ofdm->rxe_frame_limit_overrun,
 152                       max_ofdm->rxe_frame_limit_overrun);
 153         pos +=
 154             scnprintf(buf + pos, bufsz - pos, fmt_table, "sent_ack_cnt:",
 155                       le32_to_cpu(ofdm->sent_ack_cnt), accum_ofdm->sent_ack_cnt,
 156                       delta_ofdm->sent_ack_cnt, max_ofdm->sent_ack_cnt);
 157         pos +=
 158             scnprintf(buf + pos, bufsz - pos, fmt_table, "sent_cts_cnt:",
 159                       le32_to_cpu(ofdm->sent_cts_cnt), accum_ofdm->sent_cts_cnt,
 160                       delta_ofdm->sent_cts_cnt, max_ofdm->sent_cts_cnt);
 161         pos +=
 162             scnprintf(buf + pos, bufsz - pos, fmt_table, "sent_ba_rsp_cnt:",
 163                       le32_to_cpu(ofdm->sent_ba_rsp_cnt),
 164                       accum_ofdm->sent_ba_rsp_cnt, delta_ofdm->sent_ba_rsp_cnt,
 165                       max_ofdm->sent_ba_rsp_cnt);
 166         pos +=
 167             scnprintf(buf + pos, bufsz - pos, fmt_table, "dsp_self_kill:",
 168                       le32_to_cpu(ofdm->dsp_self_kill),
 169                       accum_ofdm->dsp_self_kill, delta_ofdm->dsp_self_kill,
 170                       max_ofdm->dsp_self_kill);
 171         pos +=
 172             scnprintf(buf + pos, bufsz - pos, fmt_table, "mh_format_err:",
 173                       le32_to_cpu(ofdm->mh_format_err),
 174                       accum_ofdm->mh_format_err, delta_ofdm->mh_format_err,
 175                       max_ofdm->mh_format_err);
 176         pos +=
 177             scnprintf(buf + pos, bufsz - pos, fmt_table,
 178                       "re_acq_main_rssi_sum:",
 179                       le32_to_cpu(ofdm->re_acq_main_rssi_sum),
 180                       accum_ofdm->re_acq_main_rssi_sum,
 181                       delta_ofdm->re_acq_main_rssi_sum,
 182                       max_ofdm->re_acq_main_rssi_sum);
 183
 184         pos +=
 185             scnprintf(buf + pos, bufsz - pos, fmt_header,
 186                       "Statistics_Rx - CCK:");
 187         pos +=
 188             scnprintf(buf + pos, bufsz - pos, fmt_table, "ina_cnt:",
 189                       le32_to_cpu(cck->ina_cnt), accum_cck->ina_cnt,
 190                       delta_cck->ina_cnt, max_cck->ina_cnt);
 191         pos +=
 192             scnprintf(buf + pos, bufsz - pos, fmt_table, "fina_cnt:",
 193                       le32_to_cpu(cck->fina_cnt), accum_cck->fina_cnt,
 194                       delta_cck->fina_cnt, max_cck->fina_cnt);
 195         pos +=
 196             scnprintf(buf + pos, bufsz - pos, fmt_table, "plcp_err:",
 197                       le32_to_cpu(cck->plcp_err), accum_cck->plcp_err,
 198                       delta_cck->plcp_err, max_cck->plcp_err);
 199         pos +=
 200             scnprintf(buf + pos, bufsz - pos, fmt_table, "crc32_err:",
 201                       le32_to_cpu(cck->crc32_err), accum_cck->crc32_err,
 202                       delta_cck->crc32_err, max_cck->crc32_err);
 203         pos +=
 204             scnprintf(buf + pos, bufsz - pos, fmt_table, "overrun_err:",
 205                       le32_to_cpu(cck->overrun_err), accum_cck->overrun_err,
 206                       delta_cck->overrun_err, max_cck->overrun_err);
 207         pos +=
 208             scnprintf(buf + pos, bufsz - pos, fmt_table, "early_overrun_err:",
 209                       le32_to_cpu(cck->early_overrun_err),
 210                       accum_cck->early_overrun_err,
 211                       delta_cck->early_overrun_err, max_cck->early_overrun_err);
 212         pos +=
 213             scnprintf(buf + pos, bufsz - pos, fmt_table, "crc32_good:",
 214                       le32_to_cpu(cck->crc32_good), accum_cck->crc32_good,
 215                       delta_cck->crc32_good, max_cck->crc32_good);
 216         pos +=
 217             scnprintf(buf + pos, bufsz - pos, fmt_table, "false_alarm_cnt:",
 218                       le32_to_cpu(cck->false_alarm_cnt),
 219                       accum_cck->false_alarm_cnt, delta_cck->false_alarm_cnt,
 220                       max_cck->false_alarm_cnt);
 221         pos +=
 222             scnprintf(buf + pos, bufsz - pos, fmt_table, "fina_sync_err_cnt:",
 223                       le32_to_cpu(cck->fina_sync_err_cnt),
 224                       accum_cck->fina_sync_err_cnt,
 225                       delta_cck->fina_sync_err_cnt, max_cck->fina_sync_err_cnt);
 226         pos +=
 227             scnprintf(buf + pos, bufsz - pos, fmt_table, "sfd_timeout:",
 228                       le32_to_cpu(cck->sfd_timeout), accum_cck->sfd_timeout,
 229                       delta_cck->sfd_timeout, max_cck->sfd_timeout);
 230         pos +=
 231             scnprintf(buf + pos, bufsz - pos, fmt_table, "fina_timeout:",
 232                       le32_to_cpu(cck->fina_timeout), accum_cck->fina_timeout,
 233                       delta_cck->fina_timeout, max_cck->fina_timeout);
 234         pos +=
 235             scnprintf(buf + pos, bufsz - pos, fmt_table, "unresponded_rts:",
 236                       le32_to_cpu(cck->unresponded_rts),
 237                       accum_cck->unresponded_rts, delta_cck->unresponded_rts,
 238                       max_cck->unresponded_rts);
 239         pos +=
 240             scnprintf(buf + pos, bufsz - pos, fmt_table, "rxe_frame_lmt_ovrun:",
 241                       le32_to_cpu(cck->rxe_frame_limit_overrun),
 242                       accum_cck->rxe_frame_limit_overrun,
 243                       delta_cck->rxe_frame_limit_overrun,
 244                       max_cck->rxe_frame_limit_overrun);
 245         pos +=
 246             scnprintf(buf + pos, bufsz - pos, fmt_table, "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, fmt_table, "sent_cts_cnt:",
 251                       le32_to_cpu(cck->sent_cts_cnt), accum_cck->sent_cts_cnt,
 252                       delta_cck->sent_cts_cnt, max_cck->sent_cts_cnt);
 253         pos +=
 254             scnprintf(buf + pos, bufsz - pos, fmt_table, "sent_ba_rsp_cnt:",
 255                       le32_to_cpu(cck->sent_ba_rsp_cnt),
 256                       accum_cck->sent_ba_rsp_cnt, delta_cck->sent_ba_rsp_cnt,
 257                       max_cck->sent_ba_rsp_cnt);
 258         pos +=
 259             scnprintf(buf + pos, bufsz - pos, fmt_table, "dsp_self_kill:",
 260                       le32_to_cpu(cck->dsp_self_kill), accum_cck->dsp_self_kill,
 261                       delta_cck->dsp_self_kill, max_cck->dsp_self_kill);
 262         pos +=
 263             scnprintf(buf + pos, bufsz - pos, fmt_table, "mh_format_err:",
 264                       le32_to_cpu(cck->mh_format_err), accum_cck->mh_format_err,
 265                       delta_cck->mh_format_err, max_cck->mh_format_err);
 266         pos +=
 267             scnprintf(buf + pos, bufsz - pos, fmt_table,
 268                       "re_acq_main_rssi_sum:",
 269                       le32_to_cpu(cck->re_acq_main_rssi_sum),
 270                       accum_cck->re_acq_main_rssi_sum,
 271                       delta_cck->re_acq_main_rssi_sum,
 272                       max_cck->re_acq_main_rssi_sum);
 273
 274         pos +=
 275             scnprintf(buf + pos, bufsz - pos, fmt_header,
 276                       "Statistics_Rx - GENERAL:");
 277         pos +=
 278             scnprintf(buf + pos, bufsz - pos, fmt_table, "bogus_cts:",
 279                       le32_to_cpu(general->bogus_cts), accum_general->bogus_cts,
 280                       delta_general->bogus_cts, max_general->bogus_cts);
 281         pos +=
 282             scnprintf(buf + pos, bufsz - pos, fmt_table, "bogus_ack:",
 283                       le32_to_cpu(general->bogus_ack), accum_general->bogus_ack,
 284                       delta_general->bogus_ack, max_general->bogus_ack);
 285         pos +=
 286             scnprintf(buf + pos, bufsz - pos, fmt_table, "non_bssid_frames:",
 287                       le32_to_cpu(general->non_bssid_frames),
 288                       accum_general->non_bssid_frames,
 289                       delta_general->non_bssid_frames,
 290                       max_general->non_bssid_frames);
 291         pos +=
 292             scnprintf(buf + pos, bufsz - pos, fmt_table, "filtered_frames:",
 293                       le32_to_cpu(general->filtered_frames),
 294                       accum_general->filtered_frames,
 295                       delta_general->filtered_frames,
 296                       max_general->filtered_frames);
 297         pos +=
 298             scnprintf(buf + pos, bufsz - pos, fmt_table, "non_channel_beacons:",
 299                       le32_to_cpu(general->non_channel_beacons),
 300                       accum_general->non_channel_beacons,
 301                       delta_general->non_channel_beacons,
 302                       max_general->non_channel_beacons);
 303         pos +=
 304             scnprintf(buf + pos, bufsz - pos, fmt_table, "channel_beacons:",
 305                       le32_to_cpu(general->channel_beacons),
 306                       accum_general->channel_beacons,
 307                       delta_general->channel_beacons,
 308                       max_general->channel_beacons);
 309         pos +=
 310             scnprintf(buf + pos, bufsz - pos, fmt_table, "num_missed_bcon:",
 311                       le32_to_cpu(general->num_missed_bcon),
 312                       accum_general->num_missed_bcon,
 313                       delta_general->num_missed_bcon,
 314                       max_general->num_missed_bcon);
 315         pos +=
 316             scnprintf(buf + pos, bufsz - pos, fmt_table,
 317                       "adc_rx_saturation_time:",
 318                       le32_to_cpu(general->adc_rx_saturation_time),
 319                       accum_general->adc_rx_saturation_time,
 320                       delta_general->adc_rx_saturation_time,
 321                       max_general->adc_rx_saturation_time);
 322         pos +=
 323             scnprintf(buf + pos, bufsz - pos, fmt_table,
 324                       "ina_detect_search_tm:",
 325                       le32_to_cpu(general->ina_detection_search_time),
 326                       accum_general->ina_detection_search_time,
 327                       delta_general->ina_detection_search_time,
 328                       max_general->ina_detection_search_time);
 329         pos +=
 330             scnprintf(buf + pos, bufsz - pos, fmt_table,
 331                       "beacon_silence_rssi_a:",
 332                       le32_to_cpu(general->beacon_silence_rssi_a),
 333                       accum_general->beacon_silence_rssi_a,
 334                       delta_general->beacon_silence_rssi_a,
 335                       max_general->beacon_silence_rssi_a);
 336         pos +=
 337             scnprintf(buf + pos, bufsz - pos, fmt_table,
 338                       "beacon_silence_rssi_b:",
 339                       le32_to_cpu(general->beacon_silence_rssi_b),
 340                       accum_general->beacon_silence_rssi_b,
 341                       delta_general->beacon_silence_rssi_b,
 342                       max_general->beacon_silence_rssi_b);
 343         pos +=
 344             scnprintf(buf + pos, bufsz - pos, fmt_table,
 345                       "beacon_silence_rssi_c:",
 346                       le32_to_cpu(general->beacon_silence_rssi_c),
 347                       accum_general->beacon_silence_rssi_c,
 348                       delta_general->beacon_silence_rssi_c,
 349                       max_general->beacon_silence_rssi_c);
 350         pos +=
 351             scnprintf(buf + pos, bufsz - pos, fmt_table,
 352                       "interference_data_flag:",
 353                       le32_to_cpu(general->interference_data_flag),
 354                       accum_general->interference_data_flag,
 355                       delta_general->interference_data_flag,
 356                       max_general->interference_data_flag);
 357         pos +=
 358             scnprintf(buf + pos, bufsz - pos, fmt_table, "channel_load:",
 359                       le32_to_cpu(general->channel_load),
 360                       accum_general->channel_load, delta_general->channel_load,
 361                       max_general->channel_load);
 362         pos +=
 363             scnprintf(buf + pos, bufsz - pos, fmt_table, "dsp_false_alarms:",
 364                       le32_to_cpu(general->dsp_false_alarms),
 365                       accum_general->dsp_false_alarms,
 366                       delta_general->dsp_false_alarms,
 367                       max_general->dsp_false_alarms);
 368         pos +=
 369             scnprintf(buf + pos, bufsz - pos, fmt_table, "beacon_rssi_a:",
 370                       le32_to_cpu(general->beacon_rssi_a),
 371                       accum_general->beacon_rssi_a,
 372                       delta_general->beacon_rssi_a, max_general->beacon_rssi_a);
 373         pos +=
 374             scnprintf(buf + pos, bufsz - pos, fmt_table, "beacon_rssi_b:",
 375                       le32_to_cpu(general->beacon_rssi_b),
 376                       accum_general->beacon_rssi_b,
 377                       delta_general->beacon_rssi_b, max_general->beacon_rssi_b);
 378         pos +=
 379             scnprintf(buf + pos, bufsz - pos, fmt_table, "beacon_rssi_c:",
 380                       le32_to_cpu(general->beacon_rssi_c),
 381                       accum_general->beacon_rssi_c,
 382                       delta_general->beacon_rssi_c, max_general->beacon_rssi_c);
 383         pos +=
 384             scnprintf(buf + pos, bufsz - pos, fmt_table, "beacon_energy_a:",
 385                       le32_to_cpu(general->beacon_energy_a),
 386                       accum_general->beacon_energy_a,
 387                       delta_general->beacon_energy_a,
 388                       max_general->beacon_energy_a);
 389         pos +=
 390             scnprintf(buf + pos, bufsz - pos, fmt_table, "beacon_energy_b:",
 391                       le32_to_cpu(general->beacon_energy_b),
 392                       accum_general->beacon_energy_b,
 393                       delta_general->beacon_energy_b,
 394                       max_general->beacon_energy_b);
 395         pos +=
 396             scnprintf(buf + pos, bufsz - pos, fmt_table, "beacon_energy_c:",
 397                       le32_to_cpu(general->beacon_energy_c),
 398                       accum_general->beacon_energy_c,
 399                       delta_general->beacon_energy_c,
 400                       max_general->beacon_energy_c);
 401
 402         pos +=
 403             scnprintf(buf + pos, bufsz - pos, fmt_header,
 404                       "Statistics_Rx - OFDM_HT:");
 405         pos +=
 406             scnprintf(buf + pos, bufsz - pos, fmt_table, "plcp_err:",
 407                       le32_to_cpu(ht->plcp_err), accum_ht->plcp_err,
 408                       delta_ht->plcp_err, max_ht->plcp_err);
 409         pos +=
 410             scnprintf(buf + pos, bufsz - pos, fmt_table, "overrun_err:",
 411                       le32_to_cpu(ht->overrun_err), accum_ht->overrun_err,
 412                       delta_ht->overrun_err, max_ht->overrun_err);
 413         pos +=
 414             scnprintf(buf + pos, bufsz - pos, fmt_table, "early_overrun_err:",
 415                       le32_to_cpu(ht->early_overrun_err),
 416                       accum_ht->early_overrun_err, delta_ht->early_overrun_err,
 417                       max_ht->early_overrun_err);
 418         pos +=
 419             scnprintf(buf + pos, bufsz - pos, fmt_table, "crc32_good:",
 420                       le32_to_cpu(ht->crc32_good), accum_ht->crc32_good,
 421                       delta_ht->crc32_good, max_ht->crc32_good);
 422         pos +=
 423             scnprintf(buf + pos, bufsz - pos, fmt_table, "crc32_err:",
 424                       le32_to_cpu(ht->crc32_err), accum_ht->crc32_err,
 425                       delta_ht->crc32_err, max_ht->crc32_err);
 426         pos +=
 427             scnprintf(buf + pos, bufsz - pos, fmt_table, "mh_format_err:",
 428                       le32_to_cpu(ht->mh_format_err), accum_ht->mh_format_err,
 429                       delta_ht->mh_format_err, max_ht->mh_format_err);
 430         pos +=
 431             scnprintf(buf + pos, bufsz - pos, fmt_table, "agg_crc32_good:",
 432                       le32_to_cpu(ht->agg_crc32_good), accum_ht->agg_crc32_good,
 433                       delta_ht->agg_crc32_good, max_ht->agg_crc32_good);
 434         pos +=
 435             scnprintf(buf + pos, bufsz - pos, fmt_table, "agg_mpdu_cnt:",
 436                       le32_to_cpu(ht->agg_mpdu_cnt), accum_ht->agg_mpdu_cnt,
 437                       delta_ht->agg_mpdu_cnt, max_ht->agg_mpdu_cnt);
 438         pos +=
 439             scnprintf(buf + pos, bufsz - pos, fmt_table, "agg_cnt:",
 440                       le32_to_cpu(ht->agg_cnt), accum_ht->agg_cnt,
 441                       delta_ht->agg_cnt, max_ht->agg_cnt);
 442         pos +=
 443             scnprintf(buf + pos, bufsz - pos, fmt_table, "unsupport_mcs:",
 444                       le32_to_cpu(ht->unsupport_mcs), accum_ht->unsupport_mcs,
 445                       delta_ht->unsupport_mcs, max_ht->unsupport_mcs);
 446
 447         ret = simple_read_from_buffer(user_buf, count, ppos, buf, pos);
 448         kfree(buf);
 449         return ret;
 450 }
 451
 452 static ssize_t
 453 il4965_ucode_tx_stats_read(struct file *file, char __user *user_buf,
 454                            size_t count, loff_t *ppos)
 455 {
 456         struct il_priv *il = file->private_data;
 457         int pos = 0;
 458         char *buf;
 459         int bufsz = (sizeof(struct stats_tx) * 48) + 250;
 460         ssize_t ret;
 461         struct stats_tx *tx, *accum_tx, *delta_tx, *max_tx;
 462
 463         if (!il_is_alive(il))
 464                 return -EAGAIN;
 465
 466         buf = kzalloc(bufsz, GFP_KERNEL);
 467         if (!buf) {
 468                 IL_ERR("Can not allocate Buffer\n");
 469                 return -ENOMEM;
 470         }
 471
 472         /* the statistic information display here is based on
 473          * the last stats notification from uCode
 474          * might not reflect the current uCode activity
 475          */
 476         tx = &il->_4965.stats.tx;
 477         accum_tx = &il->_4965.accum_stats.tx;
 478         delta_tx = &il->_4965.delta_stats.tx;
 479         max_tx = &il->_4965.max_delta.tx;
 480
 481         pos += il4965_stats_flag(il, buf, bufsz);
 482         pos += scnprintf(buf + pos, bufsz - pos, fmt_header, "Statistics_Tx:");
 483         pos +=
 484             scnprintf(buf + pos, bufsz - pos, fmt_table, "preamble:",
 485                       le32_to_cpu(tx->preamble_cnt), accum_tx->preamble_cnt,
 486                       delta_tx->preamble_cnt, max_tx->preamble_cnt);
 487         pos +=
 488             scnprintf(buf + pos, bufsz - pos, fmt_table, "rx_detected_cnt:",
 489                       le32_to_cpu(tx->rx_detected_cnt),
 490                       accum_tx->rx_detected_cnt, delta_tx->rx_detected_cnt,
 491                       max_tx->rx_detected_cnt);
 492         pos +=
 493             scnprintf(buf + pos, bufsz - pos, fmt_table, "bt_prio_defer_cnt:",
 494                       le32_to_cpu(tx->bt_prio_defer_cnt),
 495                       accum_tx->bt_prio_defer_cnt, delta_tx->bt_prio_defer_cnt,
 496                       max_tx->bt_prio_defer_cnt);
 497         pos +=
 498             scnprintf(buf + pos, bufsz - pos, fmt_table, "bt_prio_kill_cnt:",
 499                       le32_to_cpu(tx->bt_prio_kill_cnt),
 500                       accum_tx->bt_prio_kill_cnt, delta_tx->bt_prio_kill_cnt,
 501                       max_tx->bt_prio_kill_cnt);
 502         pos +=
 503             scnprintf(buf + pos, bufsz - pos, fmt_table, "few_bytes_cnt:",
 504                       le32_to_cpu(tx->few_bytes_cnt), accum_tx->few_bytes_cnt,
 505                       delta_tx->few_bytes_cnt, max_tx->few_bytes_cnt);
 506         pos +=
 507             scnprintf(buf + pos, bufsz - pos, fmt_table, "cts_timeout:",
 508                       le32_to_cpu(tx->cts_timeout), accum_tx->cts_timeout,
 509                       delta_tx->cts_timeout, max_tx->cts_timeout);
 510         pos +=
 511             scnprintf(buf + pos, bufsz - pos, fmt_table, "ack_timeout:",
 512                       le32_to_cpu(tx->ack_timeout), accum_tx->ack_timeout,
 513                       delta_tx->ack_timeout, max_tx->ack_timeout);
 514         pos +=
 515             scnprintf(buf + pos, bufsz - pos, fmt_table, "expected_ack_cnt:",
 516                       le32_to_cpu(tx->expected_ack_cnt),
 517                       accum_tx->expected_ack_cnt, delta_tx->expected_ack_cnt,
 518                       max_tx->expected_ack_cnt);
 519         pos +=
 520             scnprintf(buf + pos, bufsz - pos, fmt_table, "actual_ack_cnt:",
 521                       le32_to_cpu(tx->actual_ack_cnt), accum_tx->actual_ack_cnt,
 522                       delta_tx->actual_ack_cnt, max_tx->actual_ack_cnt);
 523         pos +=
 524             scnprintf(buf + pos, bufsz - pos, fmt_table, "dump_msdu_cnt:",
 525                       le32_to_cpu(tx->dump_msdu_cnt), accum_tx->dump_msdu_cnt,
 526                       delta_tx->dump_msdu_cnt, max_tx->dump_msdu_cnt);
 527         pos +=
 528             scnprintf(buf + pos, bufsz - pos, fmt_table,
 529                       "abort_nxt_frame_mismatch:",
 530                       le32_to_cpu(tx->burst_abort_next_frame_mismatch_cnt),
 531                       accum_tx->burst_abort_next_frame_mismatch_cnt,
 532                       delta_tx->burst_abort_next_frame_mismatch_cnt,
 533                       max_tx->burst_abort_next_frame_mismatch_cnt);
 534         pos +=
 535             scnprintf(buf + pos, bufsz - pos, fmt_table,
 536                       "abort_missing_nxt_frame:",
 537                       le32_to_cpu(tx->burst_abort_missing_next_frame_cnt),
 538                       accum_tx->burst_abort_missing_next_frame_cnt,
 539                       delta_tx->burst_abort_missing_next_frame_cnt,
 540                       max_tx->burst_abort_missing_next_frame_cnt);
 541         pos +=
 542             scnprintf(buf + pos, bufsz - pos, fmt_table,
 543                       "cts_timeout_collision:",
 544                       le32_to_cpu(tx->cts_timeout_collision),
 545                       accum_tx->cts_timeout_collision,
 546                       delta_tx->cts_timeout_collision,
 547                       max_tx->cts_timeout_collision);
 548         pos +=
 549             scnprintf(buf + pos, bufsz - pos, fmt_table,
 550                       "ack_ba_timeout_collision:",
 551                       le32_to_cpu(tx->ack_or_ba_timeout_collision),
 552                       accum_tx->ack_or_ba_timeout_collision,
 553                       delta_tx->ack_or_ba_timeout_collision,
 554                       max_tx->ack_or_ba_timeout_collision);
 555         pos +=
 556             scnprintf(buf + pos, bufsz - pos, fmt_table, "agg ba_timeout:",
 557                       le32_to_cpu(tx->agg.ba_timeout), accum_tx->agg.ba_timeout,
 558                       delta_tx->agg.ba_timeout, max_tx->agg.ba_timeout);
 559         pos +=
 560             scnprintf(buf + pos, bufsz - pos, fmt_table,
 561                       "agg ba_resched_frames:",
 562                       le32_to_cpu(tx->agg.ba_reschedule_frames),
 563                       accum_tx->agg.ba_reschedule_frames,
 564                       delta_tx->agg.ba_reschedule_frames,
 565                       max_tx->agg.ba_reschedule_frames);
 566         pos +=
 567             scnprintf(buf + pos, bufsz - pos, fmt_table,
 568                       "agg scd_query_agg_frame:",
 569                       le32_to_cpu(tx->agg.scd_query_agg_frame_cnt),
 570                       accum_tx->agg.scd_query_agg_frame_cnt,
 571                       delta_tx->agg.scd_query_agg_frame_cnt,
 572                       max_tx->agg.scd_query_agg_frame_cnt);
 573         pos +=
 574             scnprintf(buf + pos, bufsz - pos, fmt_table,
 575                       "agg scd_query_no_agg:",
 576                       le32_to_cpu(tx->agg.scd_query_no_agg),
 577                       accum_tx->agg.scd_query_no_agg,
 578                       delta_tx->agg.scd_query_no_agg,
 579                       max_tx->agg.scd_query_no_agg);
 580         pos +=
 581             scnprintf(buf + pos, bufsz - pos, fmt_table, "agg scd_query_agg:",
 582                       le32_to_cpu(tx->agg.scd_query_agg),
 583                       accum_tx->agg.scd_query_agg, delta_tx->agg.scd_query_agg,
 584                       max_tx->agg.scd_query_agg);
 585         pos +=
 586             scnprintf(buf + pos, bufsz - pos, fmt_table,
 587                       "agg scd_query_mismatch:",
 588                       le32_to_cpu(tx->agg.scd_query_mismatch),
 589                       accum_tx->agg.scd_query_mismatch,
 590                       delta_tx->agg.scd_query_mismatch,
 591                       max_tx->agg.scd_query_mismatch);
 592         pos +=
 593             scnprintf(buf + pos, bufsz - pos, fmt_table, "agg frame_not_ready:",
 594                       le32_to_cpu(tx->agg.frame_not_ready),
 595                       accum_tx->agg.frame_not_ready,
 596                       delta_tx->agg.frame_not_ready,
 597                       max_tx->agg.frame_not_ready);
 598         pos +=
 599             scnprintf(buf + pos, bufsz - pos, fmt_table, "agg underrun:",
 600                       le32_to_cpu(tx->agg.underrun), accum_tx->agg.underrun,
 601                       delta_tx->agg.underrun, max_tx->agg.underrun);
 602         pos +=
 603             scnprintf(buf + pos, bufsz - pos, fmt_table, "agg bt_prio_kill:",
 604                       le32_to_cpu(tx->agg.bt_prio_kill),
 605                       accum_tx->agg.bt_prio_kill, delta_tx->agg.bt_prio_kill,
 606                       max_tx->agg.bt_prio_kill);
 607         pos +=
 608             scnprintf(buf + pos, bufsz - pos, fmt_table, "agg rx_ba_rsp_cnt:",
 609                       le32_to_cpu(tx->agg.rx_ba_rsp_cnt),
 610                       accum_tx->agg.rx_ba_rsp_cnt, delta_tx->agg.rx_ba_rsp_cnt,
 611                       max_tx->agg.rx_ba_rsp_cnt);
 612
 613         ret = simple_read_from_buffer(user_buf, count, ppos, buf, pos);
 614         kfree(buf);
 615         return ret;
 616 }
 617
 618 static ssize_t
 619 il4965_ucode_general_stats_read(struct file *file, char __user *user_buf,
 620                                 size_t count, loff_t *ppos)
 621 {
 622         struct il_priv *il = file->private_data;
 623         int pos = 0;
 624         char *buf;
 625         int bufsz = sizeof(struct stats_general) * 10 + 300;
 626         ssize_t ret;
 627         struct stats_general_common *general, *accum_general;
 628         struct stats_general_common *delta_general, *max_general;
 629         struct stats_dbg *dbg, *accum_dbg, *delta_dbg, *max_dbg;
 630         struct stats_div *div, *accum_div, *delta_div, *max_div;
 631
 632         if (!il_is_alive(il))
 633                 return -EAGAIN;
 634
 635         buf = kzalloc(bufsz, GFP_KERNEL);
 636         if (!buf) {
 637                 IL_ERR("Can not allocate Buffer\n");
 638                 return -ENOMEM;
 639         }
 640
 641         /* the statistic information display here is based on
 642          * the last stats notification from uCode
 643          * might not reflect the current uCode activity
 644          */
 645         general = &il->_4965.stats.general.common;
 646         dbg = &il->_4965.stats.general.common.dbg;
 647         div = &il->_4965.stats.general.common.div;
 648         accum_general = &il->_4965.accum_stats.general.common;
 649         accum_dbg = &il->_4965.accum_stats.general.common.dbg;
 650         accum_div = &il->_4965.accum_stats.general.common.div;
 651         delta_general = &il->_4965.delta_stats.general.common;
 652         max_general = &il->_4965.max_delta.general.common;
 653         delta_dbg = &il->_4965.delta_stats.general.common.dbg;
 654         max_dbg = &il->_4965.max_delta.general.common.dbg;
 655         delta_div = &il->_4965.delta_stats.general.common.div;
 656         max_div = &il->_4965.max_delta.general.common.div;
 657
 658         pos += il4965_stats_flag(il, buf, bufsz);
 659         pos +=
 660             scnprintf(buf + pos, bufsz - pos, fmt_header,
 661                       "Statistics_General:");
 662         pos +=
 663             scnprintf(buf + pos, bufsz - pos, fmt_value, "temperature:",
 664                       le32_to_cpu(general->temperature));
 665         pos +=
 666             scnprintf(buf + pos, bufsz - pos, fmt_value, "ttl_timestamp:",
 667                       le32_to_cpu(general->ttl_timestamp));
 668         pos +=
 669             scnprintf(buf + pos, bufsz - pos, fmt_table, "burst_check:",
 670                       le32_to_cpu(dbg->burst_check), accum_dbg->burst_check,
 671                       delta_dbg->burst_check, max_dbg->burst_check);
 672         pos +=
 673             scnprintf(buf + pos, bufsz - pos, fmt_table, "burst_count:",
 674                       le32_to_cpu(dbg->burst_count), accum_dbg->burst_count,
 675                       delta_dbg->burst_count, max_dbg->burst_count);
 676         pos +=
 677             scnprintf(buf + pos, bufsz - pos, fmt_table,
 678                       "wait_for_silence_timeout_count:",
 679                       le32_to_cpu(dbg->wait_for_silence_timeout_cnt),
 680                       accum_dbg->wait_for_silence_timeout_cnt,
 681                       delta_dbg->wait_for_silence_timeout_cnt,
 682                       max_dbg->wait_for_silence_timeout_cnt);
 683         pos +=
 684             scnprintf(buf + pos, bufsz - pos, fmt_table, "sleep_time:",
 685                       le32_to_cpu(general->sleep_time),
 686                       accum_general->sleep_time, delta_general->sleep_time,
 687                       max_general->sleep_time);
 688         pos +=
 689             scnprintf(buf + pos, bufsz - pos, fmt_table, "slots_out:",
 690                       le32_to_cpu(general->slots_out), accum_general->slots_out,
 691                       delta_general->slots_out, max_general->slots_out);
 692         pos +=
 693             scnprintf(buf + pos, bufsz - pos, fmt_table, "slots_idle:",
 694                       le32_to_cpu(general->slots_idle),
 695                       accum_general->slots_idle, delta_general->slots_idle,
 696                       max_general->slots_idle);
 697         pos +=
 698             scnprintf(buf + pos, bufsz - pos, fmt_table, "tx_on_a:",
 699                       le32_to_cpu(div->tx_on_a), accum_div->tx_on_a,
 700                       delta_div->tx_on_a, max_div->tx_on_a);
 701         pos +=
 702             scnprintf(buf + pos, bufsz - pos, fmt_table, "tx_on_b:",
 703                       le32_to_cpu(div->tx_on_b), accum_div->tx_on_b,
 704                       delta_div->tx_on_b, max_div->tx_on_b);
 705         pos +=
 706             scnprintf(buf + pos, bufsz - pos, fmt_table, "exec_time:",
 707                       le32_to_cpu(div->exec_time), accum_div->exec_time,
 708                       delta_div->exec_time, max_div->exec_time);
 709         pos +=
 710             scnprintf(buf + pos, bufsz - pos, fmt_table, "probe_time:",
 711                       le32_to_cpu(div->probe_time), accum_div->probe_time,
 712                       delta_div->probe_time, max_div->probe_time);
 713         pos +=
 714             scnprintf(buf + pos, bufsz - pos, fmt_table, "rx_enable_counter:",
 715                       le32_to_cpu(general->rx_enable_counter),
 716                       accum_general->rx_enable_counter,
 717                       delta_general->rx_enable_counter,
 718                       max_general->rx_enable_counter);
 719         pos +=
 720             scnprintf(buf + pos, bufsz - pos, fmt_table, "num_of_sos_states:",
 721                       le32_to_cpu(general->num_of_sos_states),
 722                       accum_general->num_of_sos_states,
 723                       delta_general->num_of_sos_states,
 724                       max_general->num_of_sos_states);
 725         ret = simple_read_from_buffer(user_buf, count, ppos, buf, pos);
 726         kfree(buf);
 727         return ret;
 728 }
 729
 730 const struct il_debugfs_ops il4965_debugfs_ops = {
 731         .rx_stats_read = il4965_ucode_rx_stats_read,
 732         .tx_stats_read = il4965_ucode_tx_stats_read,
 733         .general_stats_read = il4965_ucode_general_stats_read,
 734 };