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

   1 /******************************************************************************
   2 *
   3 * GPL LICENSE SUMMARY
   4 *
   5 * Copyright(c) 2008 - 2011 Intel Corporation. All rights reserved.
   6 *
   7 * This program is free software; you can redistribute it and/or modify
   8 * it under the terms of version 2 of the GNU General Public License as
   9 * published by the Free Software Foundation.
  10 *
  11 * This program is distributed in the hope that it will be useful, but
  12 * WITHOUT ANY WARRANTY; without even the implied warranty of
  13 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
  14 * General Public License for more details.
  15 *
  16 * You should have received a copy of the GNU General Public License
  17 * along with this program; if not, write to the Free Software
  18 * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110,
  19 * USA
  20 *
  21 * The full GNU General Public License is included in this distribution
  22 * in the file called LICENSE.GPL.
  23 *
  24 * Contact Information:
  25 *  Intel Linux Wireless <ilw@linux.intel.com>
  26 * Intel Corporation, 5200 N.E. Elam Young Parkway, Hillsboro, OR 97124-6497
  27 *****************************************************************************/
  28 #include "common.h"
  29 #include "4965.h"
  30
  31 static const char *fmt_value = "  %-30s %10u\n";
  32 static const char *fmt_table = "  %-30s %10u  %10u  %10u  %10u\n";
  33 static const char *fmt_header =
  34     "%-32s    current  cumulative       delta         max\n";
  35
  36 static int
  37 il4965_stats_flag(struct il_priv *il, char *buf, int bufsz)
  38 {
  39         int p = 0;
  40         u32 flag;
  41
  42         flag = le32_to_cpu(il->_4965.stats.flag);
  43
  44         p += scnprintf(buf + p, bufsz - p, "Statistics Flag(0x%X):\n", flag);
  45         if (flag & UCODE_STATS_CLEAR_MSK)
  46                 p += scnprintf(buf + p, bufsz - p,
  47                                "\tStatistics have been cleared\n");
  48         p += scnprintf(buf + p, bufsz - p, "\tOperational Frequency: %s\n",
  49                        (flag & UCODE_STATS_FREQUENCY_MSK) ? "2.4 GHz" :
  50                        "5.2 GHz");
  51         p += scnprintf(buf + p, bufsz - p, "\tTGj Narrow Band: %s\n",
  52                        (flag & UCODE_STATS_NARROW_BAND_MSK) ? "enabled" :
  53                        "disabled");
  54
  55         return p;
  56 }
  57
  58 static ssize_t
  59 il4965_ucode_rx_stats_read(struct file *file, char __user *user_buf,
  60                            size_t count, loff_t *ppos)
  61 {
  62         struct il_priv *il = file->private_data;
  63         int pos = 0;
  64         char *buf;
  65         int bufsz =
  66             sizeof(struct stats_rx_phy) * 40 +
  67             sizeof(struct stats_rx_non_phy) * 40 +
  68             sizeof(struct stats_rx_ht_phy) * 40 + 400;
  69         ssize_t ret;
  70         struct stats_rx_phy *ofdm, *accum_ofdm, *delta_ofdm, *max_ofdm;
  71         struct stats_rx_phy *cck, *accum_cck, *delta_cck, *max_cck;
  72         struct stats_rx_non_phy *general, *accum_general;
  73         struct stats_rx_non_phy *delta_general, *max_general;
  74         struct stats_rx_ht_phy *ht, *accum_ht, *delta_ht, *max_ht;
  75
  76         if (!il_is_alive(il))
  77                 return -EAGAIN;
  78
  79         buf = kzalloc(bufsz, GFP_KERNEL);
  80         if (!buf) {
  81                 IL_ERR("Can not allocate Buffer\n");
  82                 return -ENOMEM;
  83         }
  84
  85         /*
  86          * the statistic information display here is based on
  87          * the last stats notification from uCode
  88          * might not reflect the current uCode activity
  89          */
  90         ofdm = &il->_4965.stats.rx.ofdm;
  91         cck = &il->_4965.stats.rx.cck;
  92         general = &il->_4965.stats.rx.general;
  93         ht = &il->_4965.stats.rx.ofdm_ht;
  94         accum_ofdm = &il->_4965.accum_stats.rx.ofdm;
  95         accum_cck = &il->_4965.accum_stats.rx.cck;
  96         accum_general = &il->_4965.accum_stats.rx.general;
  97         accum_ht = &il->_4965.accum_stats.rx.ofdm_ht;
  98         delta_ofdm = &il->_4965.delta_stats.rx.ofdm;
  99         delta_cck = &il->_4965.delta_stats.rx.cck;
 100         delta_general = &il->_4965.delta_stats.rx.general;
 101         delta_ht = &il->_4965.delta_stats.rx.ofdm_ht;
 102         max_ofdm = &il->_4965.max_delta.rx.ofdm;
 103         max_cck = &il->_4965.max_delta.rx.cck;
 104         max_general = &il->_4965.max_delta.rx.general;
 105         max_ht = &il->_4965.max_delta.rx.ofdm_ht;
 106
 107         pos += il4965_stats_flag(il, buf, bufsz);
 108         pos +=
 109             scnprintf(buf + pos, bufsz - pos, fmt_header,
 110                       "Statistics_Rx - OFDM:");
 111         pos +=
 112             scnprintf(buf + pos, bufsz - pos, fmt_table, "ina_cnt:",
 113                       le32_to_cpu(ofdm->ina_cnt), accum_ofdm->ina_cnt,
 114                       delta_ofdm->ina_cnt, max_ofdm->ina_cnt);
 115         pos +=
 116             scnprintf(buf + pos, bufsz - pos, fmt_table, "fina_cnt:",
 117                       le32_to_cpu(ofdm->fina_cnt), accum_ofdm->fina_cnt,
 118                       delta_ofdm->fina_cnt, max_ofdm->fina_cnt);
 119         pos +=
 120             scnprintf(buf + pos, bufsz - pos, fmt_table, "plcp_err:",
 121                       le32_to_cpu(ofdm->plcp_err), accum_ofdm->plcp_err,
 122                       delta_ofdm->plcp_err, max_ofdm->plcp_err);
 123         pos +=
 124             scnprintf(buf + pos, bufsz - pos, fmt_table, "crc32_err:",
 125                       le32_to_cpu(ofdm->crc32_err), accum_ofdm->crc32_err,
 126                       delta_ofdm->crc32_err, max_ofdm->crc32_err);
 127         pos +=
 128             scnprintf(buf + pos, bufsz - pos, fmt_table, "overrun_err:",
 129                       le32_to_cpu(ofdm->overrun_err), accum_ofdm->overrun_err,
 130                       delta_ofdm->overrun_err, max_ofdm->overrun_err);
 131         pos +=
 132             scnprintf(buf + pos, bufsz - pos, fmt_table, "early_overrun_err:",
 133                       le32_to_cpu(ofdm->early_overrun_err),
 134                       accum_ofdm->early_overrun_err,
 135                       delta_ofdm->early_overrun_err,
 136                       max_ofdm->early_overrun_err);
 137         pos +=
 138             scnprintf(buf + pos, bufsz - pos, fmt_table, "crc32_good:",
 139                       le32_to_cpu(ofdm->crc32_good), accum_ofdm->crc32_good,
 140                       delta_ofdm->crc32_good, max_ofdm->crc32_good);
 141         pos +=
 142             scnprintf(buf + pos, bufsz - pos, fmt_table, "false_alarm_cnt:",
 143                       le32_to_cpu(ofdm->false_alarm_cnt),
 144                       accum_ofdm->false_alarm_cnt, delta_ofdm->false_alarm_cnt,
 145                       max_ofdm->false_alarm_cnt);
 146         pos +=
 147             scnprintf(buf + pos, bufsz - pos, fmt_table, "fina_sync_err_cnt:",
 148                       le32_to_cpu(ofdm->fina_sync_err_cnt),
 149                       accum_ofdm->fina_sync_err_cnt,
 150                       delta_ofdm->fina_sync_err_cnt,
 151                       max_ofdm->fina_sync_err_cnt);
 152         pos +=
 153             scnprintf(buf + pos, bufsz - pos, fmt_table, "sfd_timeout:",
 154                       le32_to_cpu(ofdm->sfd_timeout), accum_ofdm->sfd_timeout,
 155                       delta_ofdm->sfd_timeout, max_ofdm->sfd_timeout);
 156         pos +=
 157             scnprintf(buf + pos, bufsz - pos, fmt_table, "fina_timeout:",
 158                       le32_to_cpu(ofdm->fina_timeout), accum_ofdm->fina_timeout,
 159                       delta_ofdm->fina_timeout, max_ofdm->fina_timeout);
 160         pos +=
 161             scnprintf(buf + pos, bufsz - pos, fmt_table, "unresponded_rts:",
 162                       le32_to_cpu(ofdm->unresponded_rts),
 163                       accum_ofdm->unresponded_rts, delta_ofdm->unresponded_rts,
 164                       max_ofdm->unresponded_rts);
 165         pos +=
 166             scnprintf(buf + pos, bufsz - pos, fmt_table, "rxe_frame_lmt_ovrun:",
 167                       le32_to_cpu(ofdm->rxe_frame_limit_overrun),
 168                       accum_ofdm->rxe_frame_limit_overrun,
 169                       delta_ofdm->rxe_frame_limit_overrun,
 170                       max_ofdm->rxe_frame_limit_overrun);
 171         pos +=
 172             scnprintf(buf + pos, bufsz - pos, fmt_table, "sent_ack_cnt:",
 173                       le32_to_cpu(ofdm->sent_ack_cnt), accum_ofdm->sent_ack_cnt,
 174                       delta_ofdm->sent_ack_cnt, max_ofdm->sent_ack_cnt);
 175         pos +=
 176             scnprintf(buf + pos, bufsz - pos, fmt_table, "sent_cts_cnt:",
 177                       le32_to_cpu(ofdm->sent_cts_cnt), accum_ofdm->sent_cts_cnt,
 178                       delta_ofdm->sent_cts_cnt, max_ofdm->sent_cts_cnt);
 179         pos +=
 180             scnprintf(buf + pos, bufsz - pos, fmt_table, "sent_ba_rsp_cnt:",
 181                       le32_to_cpu(ofdm->sent_ba_rsp_cnt),
 182                       accum_ofdm->sent_ba_rsp_cnt, delta_ofdm->sent_ba_rsp_cnt,
 183                       max_ofdm->sent_ba_rsp_cnt);
 184         pos +=
 185             scnprintf(buf + pos, bufsz - pos, fmt_table, "dsp_self_kill:",
 186                       le32_to_cpu(ofdm->dsp_self_kill),
 187                       accum_ofdm->dsp_self_kill, delta_ofdm->dsp_self_kill,
 188                       max_ofdm->dsp_self_kill);
 189         pos +=
 190             scnprintf(buf + pos, bufsz - pos, fmt_table, "mh_format_err:",
 191                       le32_to_cpu(ofdm->mh_format_err),
 192                       accum_ofdm->mh_format_err, delta_ofdm->mh_format_err,
 193                       max_ofdm->mh_format_err);
 194         pos +=
 195             scnprintf(buf + pos, bufsz - pos, fmt_table,
 196                       "re_acq_main_rssi_sum:",
 197                       le32_to_cpu(ofdm->re_acq_main_rssi_sum),
 198                       accum_ofdm->re_acq_main_rssi_sum,
 199                       delta_ofdm->re_acq_main_rssi_sum,
 200                       max_ofdm->re_acq_main_rssi_sum);
 201
 202         pos +=
 203             scnprintf(buf + pos, bufsz - pos, fmt_header,
 204                       "Statistics_Rx - CCK:");
 205         pos +=
 206             scnprintf(buf + pos, bufsz - pos, fmt_table, "ina_cnt:",
 207                       le32_to_cpu(cck->ina_cnt), accum_cck->ina_cnt,
 208                       delta_cck->ina_cnt, max_cck->ina_cnt);
 209         pos +=
 210             scnprintf(buf + pos, bufsz - pos, fmt_table, "fina_cnt:",
 211                       le32_to_cpu(cck->fina_cnt), accum_cck->fina_cnt,
 212                       delta_cck->fina_cnt, max_cck->fina_cnt);
 213         pos +=
 214             scnprintf(buf + pos, bufsz - pos, fmt_table, "plcp_err:",
 215                       le32_to_cpu(cck->plcp_err), accum_cck->plcp_err,
 216                       delta_cck->plcp_err, max_cck->plcp_err);
 217         pos +=
 218             scnprintf(buf + pos, bufsz - pos, fmt_table, "crc32_err:",
 219                       le32_to_cpu(cck->crc32_err), accum_cck->crc32_err,
 220                       delta_cck->crc32_err, max_cck->crc32_err);
 221         pos +=
 222             scnprintf(buf + pos, bufsz - pos, fmt_table, "overrun_err:",
 223                       le32_to_cpu(cck->overrun_err), accum_cck->overrun_err,
 224                       delta_cck->overrun_err, max_cck->overrun_err);
 225         pos +=
 226             scnprintf(buf + pos, bufsz - pos, fmt_table, "early_overrun_err:",
 227                       le32_to_cpu(cck->early_overrun_err),
 228                       accum_cck->early_overrun_err,
 229                       delta_cck->early_overrun_err, max_cck->early_overrun_err);
 230         pos +=
 231             scnprintf(buf + pos, bufsz - pos, fmt_table, "crc32_good:",
 232                       le32_to_cpu(cck->crc32_good), accum_cck->crc32_good,
 233                       delta_cck->crc32_good, max_cck->crc32_good);
 234         pos +=
 235             scnprintf(buf + pos, bufsz - pos, fmt_table, "false_alarm_cnt:",
 236                       le32_to_cpu(cck->false_alarm_cnt),
 237                       accum_cck->false_alarm_cnt, delta_cck->false_alarm_cnt,
 238                       max_cck->false_alarm_cnt);
 239         pos +=
 240             scnprintf(buf + pos, bufsz - pos, fmt_table, "fina_sync_err_cnt:",
 241                       le32_to_cpu(cck->fina_sync_err_cnt),
 242                       accum_cck->fina_sync_err_cnt,
 243                       delta_cck->fina_sync_err_cnt, max_cck->fina_sync_err_cnt);
 244         pos +=
 245             scnprintf(buf + pos, bufsz - pos, fmt_table, "sfd_timeout:",
 246                       le32_to_cpu(cck->sfd_timeout), accum_cck->sfd_timeout,
 247                       delta_cck->sfd_timeout, max_cck->sfd_timeout);
 248         pos +=
 249             scnprintf(buf + pos, bufsz - pos, fmt_table, "fina_timeout:",
 250                       le32_to_cpu(cck->fina_timeout), accum_cck->fina_timeout,
 251                       delta_cck->fina_timeout, max_cck->fina_timeout);
 252         pos +=
 253             scnprintf(buf + pos, bufsz - pos, fmt_table, "unresponded_rts:",
 254                       le32_to_cpu(cck->unresponded_rts),
 255                       accum_cck->unresponded_rts, delta_cck->unresponded_rts,
 256                       max_cck->unresponded_rts);
 257         pos +=
 258             scnprintf(buf + pos, bufsz - pos, fmt_table, "rxe_frame_lmt_ovrun:",
 259                       le32_to_cpu(cck->rxe_frame_limit_overrun),
 260                       accum_cck->rxe_frame_limit_overrun,
 261                       delta_cck->rxe_frame_limit_overrun,
 262                       max_cck->rxe_frame_limit_overrun);
 263         pos +=
 264             scnprintf(buf + pos, bufsz - pos, fmt_table, "sent_ack_cnt:",
 265                       le32_to_cpu(cck->sent_ack_cnt), accum_cck->sent_ack_cnt,
 266                       delta_cck->sent_ack_cnt, max_cck->sent_ack_cnt);
 267         pos +=
 268             scnprintf(buf + pos, bufsz - pos, fmt_table, "sent_cts_cnt:",
 269                       le32_to_cpu(cck->sent_cts_cnt), accum_cck->sent_cts_cnt,
 270                       delta_cck->sent_cts_cnt, max_cck->sent_cts_cnt);
 271         pos +=
 272             scnprintf(buf + pos, bufsz - pos, fmt_table, "sent_ba_rsp_cnt:",
 273                       le32_to_cpu(cck->sent_ba_rsp_cnt),
 274                       accum_cck->sent_ba_rsp_cnt, delta_cck->sent_ba_rsp_cnt,
 275                       max_cck->sent_ba_rsp_cnt);
 276         pos +=
 277             scnprintf(buf + pos, bufsz - pos, fmt_table, "dsp_self_kill:",
 278                       le32_to_cpu(cck->dsp_self_kill), accum_cck->dsp_self_kill,
 279                       delta_cck->dsp_self_kill, max_cck->dsp_self_kill);
 280         pos +=
 281             scnprintf(buf + pos, bufsz - pos, fmt_table, "mh_format_err:",
 282                       le32_to_cpu(cck->mh_format_err), accum_cck->mh_format_err,
 283                       delta_cck->mh_format_err, max_cck->mh_format_err);
 284         pos +=
 285             scnprintf(buf + pos, bufsz - pos, fmt_table,
 286                       "re_acq_main_rssi_sum:",
 287                       le32_to_cpu(cck->re_acq_main_rssi_sum),
 288                       accum_cck->re_acq_main_rssi_sum,
 289                       delta_cck->re_acq_main_rssi_sum,
 290                       max_cck->re_acq_main_rssi_sum);
 291
 292         pos +=
 293             scnprintf(buf + pos, bufsz - pos, fmt_header,
 294                       "Statistics_Rx - GENERAL:");
 295         pos +=
 296             scnprintf(buf + pos, bufsz - pos, fmt_table, "bogus_cts:",
 297                       le32_to_cpu(general->bogus_cts), accum_general->bogus_cts,
 298                       delta_general->bogus_cts, max_general->bogus_cts);
 299         pos +=
 300             scnprintf(buf + pos, bufsz - pos, fmt_table, "bogus_ack:",
 301                       le32_to_cpu(general->bogus_ack), accum_general->bogus_ack,
 302                       delta_general->bogus_ack, max_general->bogus_ack);
 303         pos +=
 304             scnprintf(buf + pos, bufsz - pos, fmt_table, "non_bssid_frames:",
 305                       le32_to_cpu(general->non_bssid_frames),
 306                       accum_general->non_bssid_frames,
 307                       delta_general->non_bssid_frames,
 308                       max_general->non_bssid_frames);
 309         pos +=
 310             scnprintf(buf + pos, bufsz - pos, fmt_table, "filtered_frames:",
 311                       le32_to_cpu(general->filtered_frames),
 312                       accum_general->filtered_frames,
 313                       delta_general->filtered_frames,
 314                       max_general->filtered_frames);
 315         pos +=
 316             scnprintf(buf + pos, bufsz - pos, fmt_table, "non_channel_beacons:",
 317                       le32_to_cpu(general->non_channel_beacons),
 318                       accum_general->non_channel_beacons,
 319                       delta_general->non_channel_beacons,
 320                       max_general->non_channel_beacons);
 321         pos +=
 322             scnprintf(buf + pos, bufsz - pos, fmt_table, "channel_beacons:",
 323                       le32_to_cpu(general->channel_beacons),
 324                       accum_general->channel_beacons,
 325                       delta_general->channel_beacons,
 326                       max_general->channel_beacons);
 327         pos +=
 328             scnprintf(buf + pos, bufsz - pos, fmt_table, "num_missed_bcon:",
 329                       le32_to_cpu(general->num_missed_bcon),
 330                       accum_general->num_missed_bcon,
 331                       delta_general->num_missed_bcon,
 332                       max_general->num_missed_bcon);
 333         pos +=
 334             scnprintf(buf + pos, bufsz - pos, fmt_table,
 335                       "adc_rx_saturation_time:",
 336                       le32_to_cpu(general->adc_rx_saturation_time),
 337                       accum_general->adc_rx_saturation_time,
 338                       delta_general->adc_rx_saturation_time,
 339                       max_general->adc_rx_saturation_time);
 340         pos +=
 341             scnprintf(buf + pos, bufsz - pos, fmt_table,
 342                       "ina_detect_search_tm:",
 343                       le32_to_cpu(general->ina_detection_search_time),
 344                       accum_general->ina_detection_search_time,
 345                       delta_general->ina_detection_search_time,
 346                       max_general->ina_detection_search_time);
 347         pos +=
 348             scnprintf(buf + pos, bufsz - pos, fmt_table,
 349                       "beacon_silence_rssi_a:",
 350                       le32_to_cpu(general->beacon_silence_rssi_a),
 351                       accum_general->beacon_silence_rssi_a,
 352                       delta_general->beacon_silence_rssi_a,
 353                       max_general->beacon_silence_rssi_a);
 354         pos +=
 355             scnprintf(buf + pos, bufsz - pos, fmt_table,
 356                       "beacon_silence_rssi_b:",
 357                       le32_to_cpu(general->beacon_silence_rssi_b),
 358                       accum_general->beacon_silence_rssi_b,
 359                       delta_general->beacon_silence_rssi_b,
 360                       max_general->beacon_silence_rssi_b);
 361         pos +=
 362             scnprintf(buf + pos, bufsz - pos, fmt_table,
 363                       "beacon_silence_rssi_c:",
 364                       le32_to_cpu(general->beacon_silence_rssi_c),
 365                       accum_general->beacon_silence_rssi_c,
 366                       delta_general->beacon_silence_rssi_c,
 367                       max_general->beacon_silence_rssi_c);
 368         pos +=
 369             scnprintf(buf + pos, bufsz - pos, fmt_table,
 370                       "interference_data_flag:",
 371                       le32_to_cpu(general->interference_data_flag),
 372                       accum_general->interference_data_flag,
 373                       delta_general->interference_data_flag,
 374                       max_general->interference_data_flag);
 375         pos +=
 376             scnprintf(buf + pos, bufsz - pos, fmt_table, "channel_load:",
 377                       le32_to_cpu(general->channel_load),
 378                       accum_general->channel_load, delta_general->channel_load,
 379                       max_general->channel_load);
 380         pos +=
 381             scnprintf(buf + pos, bufsz - pos, fmt_table, "dsp_false_alarms:",
 382                       le32_to_cpu(general->dsp_false_alarms),
 383                       accum_general->dsp_false_alarms,
 384                       delta_general->dsp_false_alarms,
 385                       max_general->dsp_false_alarms);
 386         pos +=
 387             scnprintf(buf + pos, bufsz - pos, fmt_table, "beacon_rssi_a:",
 388                       le32_to_cpu(general->beacon_rssi_a),
 389                       accum_general->beacon_rssi_a,
 390                       delta_general->beacon_rssi_a, max_general->beacon_rssi_a);
 391         pos +=
 392             scnprintf(buf + pos, bufsz - pos, fmt_table, "beacon_rssi_b:",
 393                       le32_to_cpu(general->beacon_rssi_b),
 394                       accum_general->beacon_rssi_b,
 395                       delta_general->beacon_rssi_b, max_general->beacon_rssi_b);
 396         pos +=
 397             scnprintf(buf + pos, bufsz - pos, fmt_table, "beacon_rssi_c:",
 398                       le32_to_cpu(general->beacon_rssi_c),
 399                       accum_general->beacon_rssi_c,
 400                       delta_general->beacon_rssi_c, max_general->beacon_rssi_c);
 401         pos +=
 402             scnprintf(buf + pos, bufsz - pos, fmt_table, "beacon_energy_a:",
 403                       le32_to_cpu(general->beacon_energy_a),
 404                       accum_general->beacon_energy_a,
 405                       delta_general->beacon_energy_a,
 406                       max_general->beacon_energy_a);
 407         pos +=
 408             scnprintf(buf + pos, bufsz - pos, fmt_table, "beacon_energy_b:",
 409                       le32_to_cpu(general->beacon_energy_b),
 410                       accum_general->beacon_energy_b,
 411                       delta_general->beacon_energy_b,
 412                       max_general->beacon_energy_b);
 413         pos +=
 414             scnprintf(buf + pos, bufsz - pos, fmt_table, "beacon_energy_c:",
 415                       le32_to_cpu(general->beacon_energy_c),
 416                       accum_general->beacon_energy_c,
 417                       delta_general->beacon_energy_c,
 418                       max_general->beacon_energy_c);
 419
 420         pos +=
 421             scnprintf(buf + pos, bufsz - pos, fmt_header,
 422                       "Statistics_Rx - OFDM_HT:");
 423         pos +=
 424             scnprintf(buf + pos, bufsz - pos, fmt_table, "plcp_err:",
 425                       le32_to_cpu(ht->plcp_err), accum_ht->plcp_err,
 426                       delta_ht->plcp_err, max_ht->plcp_err);
 427         pos +=
 428             scnprintf(buf + pos, bufsz - pos, fmt_table, "overrun_err:",
 429                       le32_to_cpu(ht->overrun_err), accum_ht->overrun_err,
 430                       delta_ht->overrun_err, max_ht->overrun_err);
 431         pos +=
 432             scnprintf(buf + pos, bufsz - pos, fmt_table, "early_overrun_err:",
 433                       le32_to_cpu(ht->early_overrun_err),
 434                       accum_ht->early_overrun_err, delta_ht->early_overrun_err,
 435                       max_ht->early_overrun_err);
 436         pos +=
 437             scnprintf(buf + pos, bufsz - pos, fmt_table, "crc32_good:",
 438                       le32_to_cpu(ht->crc32_good), accum_ht->crc32_good,
 439                       delta_ht->crc32_good, max_ht->crc32_good);
 440         pos +=
 441             scnprintf(buf + pos, bufsz - pos, fmt_table, "crc32_err:",
 442                       le32_to_cpu(ht->crc32_err), accum_ht->crc32_err,
 443                       delta_ht->crc32_err, max_ht->crc32_err);
 444         pos +=
 445             scnprintf(buf + pos, bufsz - pos, fmt_table, "mh_format_err:",
 446                       le32_to_cpu(ht->mh_format_err), accum_ht->mh_format_err,
 447                       delta_ht->mh_format_err, max_ht->mh_format_err);
 448         pos +=
 449             scnprintf(buf + pos, bufsz - pos, fmt_table, "agg_crc32_good:",
 450                       le32_to_cpu(ht->agg_crc32_good), accum_ht->agg_crc32_good,
 451                       delta_ht->agg_crc32_good, max_ht->agg_crc32_good);
 452         pos +=
 453             scnprintf(buf + pos, bufsz - pos, fmt_table, "agg_mpdu_cnt:",
 454                       le32_to_cpu(ht->agg_mpdu_cnt), accum_ht->agg_mpdu_cnt,
 455                       delta_ht->agg_mpdu_cnt, max_ht->agg_mpdu_cnt);
 456         pos +=
 457             scnprintf(buf + pos, bufsz - pos, fmt_table, "agg_cnt:",
 458                       le32_to_cpu(ht->agg_cnt), accum_ht->agg_cnt,
 459                       delta_ht->agg_cnt, max_ht->agg_cnt);
 460         pos +=
 461             scnprintf(buf + pos, bufsz - pos, fmt_table, "unsupport_mcs:",
 462                       le32_to_cpu(ht->unsupport_mcs), accum_ht->unsupport_mcs,
 463                       delta_ht->unsupport_mcs, max_ht->unsupport_mcs);
 464
 465         ret = simple_read_from_buffer(user_buf, count, ppos, buf, pos);
 466         kfree(buf);
 467         return ret;
 468 }
 469
 470 static ssize_t
 471 il4965_ucode_tx_stats_read(struct file *file, char __user *user_buf,
 472                            size_t count, loff_t *ppos)
 473 {
 474         struct il_priv *il = file->private_data;
 475         int pos = 0;
 476         char *buf;
 477         int bufsz = (sizeof(struct stats_tx) * 48) + 250;
 478         ssize_t ret;
 479         struct stats_tx *tx, *accum_tx, *delta_tx, *max_tx;
 480
 481         if (!il_is_alive(il))
 482                 return -EAGAIN;
 483
 484         buf = kzalloc(bufsz, GFP_KERNEL);
 485         if (!buf) {
 486                 IL_ERR("Can not allocate Buffer\n");
 487                 return -ENOMEM;
 488         }
 489
 490         /* the statistic information display here is based on
 491          * the last stats notification from uCode
 492          * might not reflect the current uCode activity
 493          */
 494         tx = &il->_4965.stats.tx;
 495         accum_tx = &il->_4965.accum_stats.tx;
 496         delta_tx = &il->_4965.delta_stats.tx;
 497         max_tx = &il->_4965.max_delta.tx;
 498
 499         pos += il4965_stats_flag(il, buf, bufsz);
 500         pos += scnprintf(buf + pos, bufsz - pos, fmt_header, "Statistics_Tx:");
 501         pos +=
 502             scnprintf(buf + pos, bufsz - pos, fmt_table, "preamble:",
 503                       le32_to_cpu(tx->preamble_cnt), accum_tx->preamble_cnt,
 504                       delta_tx->preamble_cnt, max_tx->preamble_cnt);
 505         pos +=
 506             scnprintf(buf + pos, bufsz - pos, fmt_table, "rx_detected_cnt:",
 507                       le32_to_cpu(tx->rx_detected_cnt),
 508                       accum_tx->rx_detected_cnt, delta_tx->rx_detected_cnt,
 509                       max_tx->rx_detected_cnt);
 510         pos +=
 511             scnprintf(buf + pos, bufsz - pos, fmt_table, "bt_prio_defer_cnt:",
 512                       le32_to_cpu(tx->bt_prio_defer_cnt),
 513                       accum_tx->bt_prio_defer_cnt, delta_tx->bt_prio_defer_cnt,
 514                       max_tx->bt_prio_defer_cnt);
 515         pos +=
 516             scnprintf(buf + pos, bufsz - pos, fmt_table, "bt_prio_kill_cnt:",
 517                       le32_to_cpu(tx->bt_prio_kill_cnt),
 518                       accum_tx->bt_prio_kill_cnt, delta_tx->bt_prio_kill_cnt,
 519                       max_tx->bt_prio_kill_cnt);
 520         pos +=
 521             scnprintf(buf + pos, bufsz - pos, fmt_table, "few_bytes_cnt:",
 522                       le32_to_cpu(tx->few_bytes_cnt), accum_tx->few_bytes_cnt,
 523                       delta_tx->few_bytes_cnt, max_tx->few_bytes_cnt);
 524         pos +=
 525             scnprintf(buf + pos, bufsz - pos, fmt_table, "cts_timeout:",
 526                       le32_to_cpu(tx->cts_timeout), accum_tx->cts_timeout,
 527                       delta_tx->cts_timeout, max_tx->cts_timeout);
 528         pos +=
 529             scnprintf(buf + pos, bufsz - pos, fmt_table, "ack_timeout:",
 530                       le32_to_cpu(tx->ack_timeout), accum_tx->ack_timeout,
 531                       delta_tx->ack_timeout, max_tx->ack_timeout);
 532         pos +=
 533             scnprintf(buf + pos, bufsz - pos, fmt_table, "expected_ack_cnt:",
 534                       le32_to_cpu(tx->expected_ack_cnt),
 535                       accum_tx->expected_ack_cnt, delta_tx->expected_ack_cnt,
 536                       max_tx->expected_ack_cnt);
 537         pos +=
 538             scnprintf(buf + pos, bufsz - pos, fmt_table, "actual_ack_cnt:",
 539                       le32_to_cpu(tx->actual_ack_cnt), accum_tx->actual_ack_cnt,
 540                       delta_tx->actual_ack_cnt, max_tx->actual_ack_cnt);
 541         pos +=
 542             scnprintf(buf + pos, bufsz - pos, fmt_table, "dump_msdu_cnt:",
 543                       le32_to_cpu(tx->dump_msdu_cnt), accum_tx->dump_msdu_cnt,
 544                       delta_tx->dump_msdu_cnt, max_tx->dump_msdu_cnt);
 545         pos +=
 546             scnprintf(buf + pos, bufsz - pos, fmt_table,
 547                       "abort_nxt_frame_mismatch:",
 548                       le32_to_cpu(tx->burst_abort_next_frame_mismatch_cnt),
 549                       accum_tx->burst_abort_next_frame_mismatch_cnt,
 550                       delta_tx->burst_abort_next_frame_mismatch_cnt,
 551                       max_tx->burst_abort_next_frame_mismatch_cnt);
 552         pos +=
 553             scnprintf(buf + pos, bufsz - pos, fmt_table,
 554                       "abort_missing_nxt_frame:",
 555                       le32_to_cpu(tx->burst_abort_missing_next_frame_cnt),
 556                       accum_tx->burst_abort_missing_next_frame_cnt,
 557                       delta_tx->burst_abort_missing_next_frame_cnt,
 558                       max_tx->burst_abort_missing_next_frame_cnt);
 559         pos +=
 560             scnprintf(buf + pos, bufsz - pos, fmt_table,
 561                       "cts_timeout_collision:",
 562                       le32_to_cpu(tx->cts_timeout_collision),
 563                       accum_tx->cts_timeout_collision,
 564                       delta_tx->cts_timeout_collision,
 565                       max_tx->cts_timeout_collision);
 566         pos +=
 567             scnprintf(buf + pos, bufsz - pos, fmt_table,
 568                       "ack_ba_timeout_collision:",
 569                       le32_to_cpu(tx->ack_or_ba_timeout_collision),
 570                       accum_tx->ack_or_ba_timeout_collision,
 571                       delta_tx->ack_or_ba_timeout_collision,
 572                       max_tx->ack_or_ba_timeout_collision);
 573         pos +=
 574             scnprintf(buf + pos, bufsz - pos, fmt_table, "agg ba_timeout:",
 575                       le32_to_cpu(tx->agg.ba_timeout), accum_tx->agg.ba_timeout,
 576                       delta_tx->agg.ba_timeout, max_tx->agg.ba_timeout);
 577         pos +=
 578             scnprintf(buf + pos, bufsz - pos, fmt_table,
 579                       "agg ba_resched_frames:",
 580                       le32_to_cpu(tx->agg.ba_reschedule_frames),
 581                       accum_tx->agg.ba_reschedule_frames,
 582                       delta_tx->agg.ba_reschedule_frames,
 583                       max_tx->agg.ba_reschedule_frames);
 584         pos +=
 585             scnprintf(buf + pos, bufsz - pos, fmt_table,
 586                       "agg scd_query_agg_frame:",
 587                       le32_to_cpu(tx->agg.scd_query_agg_frame_cnt),
 588                       accum_tx->agg.scd_query_agg_frame_cnt,
 589                       delta_tx->agg.scd_query_agg_frame_cnt,
 590                       max_tx->agg.scd_query_agg_frame_cnt);
 591         pos +=
 592             scnprintf(buf + pos, bufsz - pos, fmt_table,
 593                       "agg scd_query_no_agg:",
 594                       le32_to_cpu(tx->agg.scd_query_no_agg),
 595                       accum_tx->agg.scd_query_no_agg,
 596                       delta_tx->agg.scd_query_no_agg,
 597                       max_tx->agg.scd_query_no_agg);
 598         pos +=
 599             scnprintf(buf + pos, bufsz - pos, fmt_table, "agg scd_query_agg:",
 600                       le32_to_cpu(tx->agg.scd_query_agg),
 601                       accum_tx->agg.scd_query_agg, delta_tx->agg.scd_query_agg,
 602                       max_tx->agg.scd_query_agg);
 603         pos +=
 604             scnprintf(buf + pos, bufsz - pos, fmt_table,
 605                       "agg scd_query_mismatch:",
 606                       le32_to_cpu(tx->agg.scd_query_mismatch),
 607                       accum_tx->agg.scd_query_mismatch,
 608                       delta_tx->agg.scd_query_mismatch,
 609                       max_tx->agg.scd_query_mismatch);
 610         pos +=
 611             scnprintf(buf + pos, bufsz - pos, fmt_table, "agg frame_not_ready:",
 612                       le32_to_cpu(tx->agg.frame_not_ready),
 613                       accum_tx->agg.frame_not_ready,
 614                       delta_tx->agg.frame_not_ready,
 615                       max_tx->agg.frame_not_ready);
 616         pos +=
 617             scnprintf(buf + pos, bufsz - pos, fmt_table, "agg underrun:",
 618                       le32_to_cpu(tx->agg.underrun), accum_tx->agg.underrun,
 619                       delta_tx->agg.underrun, max_tx->agg.underrun);
 620         pos +=
 621             scnprintf(buf + pos, bufsz - pos, fmt_table, "agg bt_prio_kill:",
 622                       le32_to_cpu(tx->agg.bt_prio_kill),
 623                       accum_tx->agg.bt_prio_kill, delta_tx->agg.bt_prio_kill,
 624                       max_tx->agg.bt_prio_kill);
 625         pos +=
 626             scnprintf(buf + pos, bufsz - pos, fmt_table, "agg rx_ba_rsp_cnt:",
 627                       le32_to_cpu(tx->agg.rx_ba_rsp_cnt),
 628                       accum_tx->agg.rx_ba_rsp_cnt, delta_tx->agg.rx_ba_rsp_cnt,
 629                       max_tx->agg.rx_ba_rsp_cnt);
 630
 631         ret = simple_read_from_buffer(user_buf, count, ppos, buf, pos);
 632         kfree(buf);
 633         return ret;
 634 }
 635
 636 static ssize_t
 637 il4965_ucode_general_stats_read(struct file *file, char __user *user_buf,
 638                                 size_t count, loff_t *ppos)
 639 {
 640         struct il_priv *il = file->private_data;
 641         int pos = 0;
 642         char *buf;
 643         int bufsz = sizeof(struct stats_general) * 10 + 300;
 644         ssize_t ret;
 645         struct stats_general_common *general, *accum_general;
 646         struct stats_general_common *delta_general, *max_general;
 647         struct stats_dbg *dbg, *accum_dbg, *delta_dbg, *max_dbg;
 648         struct stats_div *div, *accum_div, *delta_div, *max_div;
 649
 650         if (!il_is_alive(il))
 651                 return -EAGAIN;
 652
 653         buf = kzalloc(bufsz, GFP_KERNEL);
 654         if (!buf) {
 655                 IL_ERR("Can not allocate Buffer\n");
 656                 return -ENOMEM;
 657         }
 658
 659         /* the statistic information display here is based on
 660          * the last stats notification from uCode
 661          * might not reflect the current uCode activity
 662          */
 663         general = &il->_4965.stats.general.common;
 664         dbg = &il->_4965.stats.general.common.dbg;
 665         div = &il->_4965.stats.general.common.div;
 666         accum_general = &il->_4965.accum_stats.general.common;
 667         accum_dbg = &il->_4965.accum_stats.general.common.dbg;
 668         accum_div = &il->_4965.accum_stats.general.common.div;
 669         delta_general = &il->_4965.delta_stats.general.common;
 670         max_general = &il->_4965.max_delta.general.common;
 671         delta_dbg = &il->_4965.delta_stats.general.common.dbg;
 672         max_dbg = &il->_4965.max_delta.general.common.dbg;
 673         delta_div = &il->_4965.delta_stats.general.common.div;
 674         max_div = &il->_4965.max_delta.general.common.div;
 675
 676         pos += il4965_stats_flag(il, buf, bufsz);
 677         pos +=
 678             scnprintf(buf + pos, bufsz - pos, fmt_header,
 679                       "Statistics_General:");
 680         pos +=
 681             scnprintf(buf + pos, bufsz - pos, fmt_value, "temperature:",
 682                       le32_to_cpu(general->temperature));
 683         pos +=
 684             scnprintf(buf + pos, bufsz - pos, fmt_value, "ttl_timestamp:",
 685                       le32_to_cpu(general->ttl_timestamp));
 686         pos +=
 687             scnprintf(buf + pos, bufsz - pos, fmt_table, "burst_check:",
 688                       le32_to_cpu(dbg->burst_check), accum_dbg->burst_check,
 689                       delta_dbg->burst_check, max_dbg->burst_check);
 690         pos +=
 691             scnprintf(buf + pos, bufsz - pos, fmt_table, "burst_count:",
 692                       le32_to_cpu(dbg->burst_count), accum_dbg->burst_count,
 693                       delta_dbg->burst_count, max_dbg->burst_count);
 694         pos +=
 695             scnprintf(buf + pos, bufsz - pos, fmt_table,
 696                       "wait_for_silence_timeout_count:",
 697                       le32_to_cpu(dbg->wait_for_silence_timeout_cnt),
 698                       accum_dbg->wait_for_silence_timeout_cnt,
 699                       delta_dbg->wait_for_silence_timeout_cnt,
 700                       max_dbg->wait_for_silence_timeout_cnt);
 701         pos +=
 702             scnprintf(buf + pos, bufsz - pos, fmt_table, "sleep_time:",
 703                       le32_to_cpu(general->sleep_time),
 704                       accum_general->sleep_time, delta_general->sleep_time,
 705                       max_general->sleep_time);
 706         pos +=
 707             scnprintf(buf + pos, bufsz - pos, fmt_table, "slots_out:",
 708                       le32_to_cpu(general->slots_out), accum_general->slots_out,
 709                       delta_general->slots_out, max_general->slots_out);
 710         pos +=
 711             scnprintf(buf + pos, bufsz - pos, fmt_table, "slots_idle:",
 712                       le32_to_cpu(general->slots_idle),
 713                       accum_general->slots_idle, delta_general->slots_idle,
 714                       max_general->slots_idle);
 715         pos +=
 716             scnprintf(buf + pos, bufsz - pos, fmt_table, "tx_on_a:",
 717                       le32_to_cpu(div->tx_on_a), accum_div->tx_on_a,
 718                       delta_div->tx_on_a, max_div->tx_on_a);
 719         pos +=
 720             scnprintf(buf + pos, bufsz - pos, fmt_table, "tx_on_b:",
 721                       le32_to_cpu(div->tx_on_b), accum_div->tx_on_b,
 722                       delta_div->tx_on_b, max_div->tx_on_b);
 723         pos +=
 724             scnprintf(buf + pos, bufsz - pos, fmt_table, "exec_time:",
 725                       le32_to_cpu(div->exec_time), accum_div->exec_time,
 726                       delta_div->exec_time, max_div->exec_time);
 727         pos +=
 728             scnprintf(buf + pos, bufsz - pos, fmt_table, "probe_time:",
 729                       le32_to_cpu(div->probe_time), accum_div->probe_time,
 730                       delta_div->probe_time, max_div->probe_time);
 731         pos +=
 732             scnprintf(buf + pos, bufsz - pos, fmt_table, "rx_enable_counter:",
 733                       le32_to_cpu(general->rx_enable_counter),
 734                       accum_general->rx_enable_counter,
 735                       delta_general->rx_enable_counter,
 736                       max_general->rx_enable_counter);
 737         pos +=
 738             scnprintf(buf + pos, bufsz - pos, fmt_table, "num_of_sos_states:",
 739                       le32_to_cpu(general->num_of_sos_states),
 740                       accum_general->num_of_sos_states,
 741                       delta_general->num_of_sos_states,
 742                       max_general->num_of_sos_states);
 743         ret = simple_read_from_buffer(user_buf, count, ppos, buf, pos);
 744         kfree(buf);
 745         return ret;
 746 }
 747
 748 const struct il_debugfs_ops il4965_debugfs_ops = {
 749         .rx_stats_read = il4965_ucode_rx_stats_read,
 750         .tx_stats_read = il4965_ucode_tx_stats_read,
 751         .general_stats_read = il4965_ucode_general_stats_read,
 752 };