drivers/net/wireless/iwlwifi/iwl-3945-debugfs.c

   1 /******************************************************************************
   2  *
   3  * GPL LICENSE SUMMARY
   4  *
   5  * Copyright(c) 2008 - 2010 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
  29 #include "iwl-3945-debugfs.h"
  30
  31
  32 static int iwl3945_statistics_flag(struct iwl_priv *priv, char *buf, int bufsz)
  33 {
  34         int p = 0;
  35
  36         p += scnprintf(buf + p, bufsz - p, "Statistics Flag(0x%X):\n",
  37                        le32_to_cpu(priv->_3945.statistics.flag));
  38         if (le32_to_cpu(priv->_3945.statistics.flag) &
  39                         UCODE_STATISTICS_CLEAR_MSK)
  40                 p += scnprintf(buf + p, bufsz - p,
  41                                "\tStatistics have been cleared\n");
  42         p += scnprintf(buf + p, bufsz - p, "\tOperational Frequency: %s\n",
  43                        (le32_to_cpu(priv->_3945.statistics.flag) &
  44                         UCODE_STATISTICS_FREQUENCY_MSK)
  45                         ? "2.4 GHz" : "5.2 GHz");
  46         p += scnprintf(buf + p, bufsz - p, "\tTGj Narrow Band: %s\n",
  47                        (le32_to_cpu(priv->_3945.statistics.flag) &
  48                         UCODE_STATISTICS_NARROW_BAND_MSK)
  49                         ? "enabled" : "disabled");
  50         return p;
  51 }
  52
  53 ssize_t iwl3945_ucode_rx_stats_read(struct file *file,
  54                                     char __user *user_buf,
  55                                     size_t count, loff_t *ppos)
  56 {
  57         struct iwl_priv *priv = file->private_data;
  58         int pos = 0;
  59         char *buf;
  60         int bufsz = sizeof(struct iwl39_statistics_rx_phy) * 40 +
  61                     sizeof(struct iwl39_statistics_rx_non_phy) * 40 + 400;
  62         ssize_t ret;
  63         struct iwl39_statistics_rx_phy *ofdm, *accum_ofdm, *delta_ofdm, *max_ofdm;
  64         struct iwl39_statistics_rx_phy *cck, *accum_cck, *delta_cck, *max_cck;
  65         struct iwl39_statistics_rx_non_phy *general, *accum_general;
  66         struct iwl39_statistics_rx_non_phy *delta_general, *max_general;
  67
  68         if (!iwl_is_alive(priv))
  69                 return -EAGAIN;
  70
  71         buf = kzalloc(bufsz, GFP_KERNEL);
  72         if (!buf) {
  73                 IWL_ERR(priv, "Can not allocate Buffer\n");
  74                 return -ENOMEM;
  75         }
  76
  77         /*
  78          * The statistic information display here is based on
  79          * the last statistics notification from uCode
  80          * might not reflect the current uCode activity
  81          */
  82         ofdm = &priv->_3945.statistics.rx.ofdm;
  83         cck = &priv->_3945.statistics.rx.cck;
  84         general = &priv->_3945.statistics.rx.general;
  85         accum_ofdm = &priv->_3945.accum_statistics.rx.ofdm;
  86         accum_cck = &priv->_3945.accum_statistics.rx.cck;
  87         accum_general = &priv->_3945.accum_statistics.rx.general;
  88         delta_ofdm = &priv->_3945.delta_statistics.rx.ofdm;
  89         delta_cck = &priv->_3945.delta_statistics.rx.cck;
  90         delta_general = &priv->_3945.delta_statistics.rx.general;
  91         max_ofdm = &priv->_3945.max_delta.rx.ofdm;
  92         max_cck = &priv->_3945.max_delta.rx.cck;
  93         max_general = &priv->_3945.max_delta.rx.general;
  94
  95         pos += iwl3945_statistics_flag(priv, buf, bufsz);
  96         pos += scnprintf(buf + pos, bufsz - pos, "%-32s     current"
  97                          "acumulative       delta         max\n",
  98                          "Statistics_Rx - OFDM:");
  99         pos += scnprintf(buf + pos, bufsz - pos,
 100                          "  %-30s %10u  %10u  %10u  %10u\n",
 101                          "ina_cnt:", le32_to_cpu(ofdm->ina_cnt),
 102                          accum_ofdm->ina_cnt,
 103                          delta_ofdm->ina_cnt, max_ofdm->ina_cnt);
 104         pos += scnprintf(buf + pos, bufsz - pos,
 105                          "  %-30s %10u  %10u  %10u  %10u\n",
 106                          "fina_cnt:",
 107                          le32_to_cpu(ofdm->fina_cnt), accum_ofdm->fina_cnt,
 108                          delta_ofdm->fina_cnt, max_ofdm->fina_cnt);
 109         pos += scnprintf(buf + pos, bufsz - pos,
 110                          "  %-30s %10u  %10u  %10u  %10u\n", "plcp_err:",
 111                          le32_to_cpu(ofdm->plcp_err), accum_ofdm->plcp_err,
 112                          delta_ofdm->plcp_err, max_ofdm->plcp_err);
 113         pos += scnprintf(buf + pos, bufsz - pos,
 114                          "  %-30s %10u  %10u  %10u  %10u\n",  "crc32_err:",
 115                          le32_to_cpu(ofdm->crc32_err), accum_ofdm->crc32_err,
 116                          delta_ofdm->crc32_err, max_ofdm->crc32_err);
 117         pos += scnprintf(buf + pos, bufsz - pos,
 118                          "  %-30s %10u  %10u  %10u  %10u\n", "overrun_err:",
 119                          le32_to_cpu(ofdm->overrun_err),
 120                          accum_ofdm->overrun_err, delta_ofdm->overrun_err,
 121                          max_ofdm->overrun_err);
 122         pos += scnprintf(buf + pos, bufsz - pos,
 123                          "  %-30s %10u  %10u  %10u  %10u\n",
 124                          "early_overrun_err:",
 125                          le32_to_cpu(ofdm->early_overrun_err),
 126                          accum_ofdm->early_overrun_err,
 127                          delta_ofdm->early_overrun_err,
 128                          max_ofdm->early_overrun_err);
 129         pos += scnprintf(buf + pos, bufsz - pos,
 130                          "  %-30s %10u  %10u  %10u  %10u\n",
 131                          "crc32_good:", le32_to_cpu(ofdm->crc32_good),
 132                          accum_ofdm->crc32_good, delta_ofdm->crc32_good,
 133                          max_ofdm->crc32_good);
 134         pos += scnprintf(buf + pos, bufsz - pos,
 135                          "  %-30s %10u  %10u  %10u  %10u\n", "false_alarm_cnt:",
 136                          le32_to_cpu(ofdm->false_alarm_cnt),
 137                          accum_ofdm->false_alarm_cnt,
 138                          delta_ofdm->false_alarm_cnt,
 139                          max_ofdm->false_alarm_cnt);
 140         pos += scnprintf(buf + pos, bufsz - pos,
 141                          "  %-30s %10u  %10u  %10u  %10u\n",
 142                          "fina_sync_err_cnt:",
 143                          le32_to_cpu(ofdm->fina_sync_err_cnt),
 144                          accum_ofdm->fina_sync_err_cnt,
 145                          delta_ofdm->fina_sync_err_cnt,
 146                          max_ofdm->fina_sync_err_cnt);
 147         pos += scnprintf(buf + pos, bufsz - pos,
 148                          "  %-30s %10u  %10u  %10u  %10u\n",
 149                          "sfd_timeout:",
 150                          le32_to_cpu(ofdm->sfd_timeout),
 151                          accum_ofdm->sfd_timeout,
 152                          delta_ofdm->sfd_timeout,
 153                          max_ofdm->sfd_timeout);
 154         pos += scnprintf(buf + pos, bufsz - pos,
 155                          "  %-30s %10u  %10u  %10u  %10u\n",
 156                          "fina_timeout:",
 157                          le32_to_cpu(ofdm->fina_timeout),
 158                          accum_ofdm->fina_timeout,
 159                          delta_ofdm->fina_timeout,
 160                          max_ofdm->fina_timeout);
 161         pos += scnprintf(buf + pos, bufsz - pos,
 162                          "  %-30s %10u  %10u  %10u  %10u\n",
 163                          "unresponded_rts:",
 164                          le32_to_cpu(ofdm->unresponded_rts),
 165                          accum_ofdm->unresponded_rts,
 166                          delta_ofdm->unresponded_rts,
 167                          max_ofdm->unresponded_rts);
 168         pos += scnprintf(buf + pos, bufsz - pos,
 169                          "  %-30s %10u  %10u  %10u  %10u\n",
 170                          "rxe_frame_lmt_ovrun:",
 171                          le32_to_cpu(ofdm->rxe_frame_limit_overrun),
 172                          accum_ofdm->rxe_frame_limit_overrun,
 173                          delta_ofdm->rxe_frame_limit_overrun,
 174                          max_ofdm->rxe_frame_limit_overrun);
 175         pos += scnprintf(buf + pos, bufsz - pos,
 176                          "  %-30s %10u  %10u  %10u  %10u\n",
 177                          "sent_ack_cnt:",
 178                          le32_to_cpu(ofdm->sent_ack_cnt),
 179                          accum_ofdm->sent_ack_cnt,
 180                          delta_ofdm->sent_ack_cnt,
 181                          max_ofdm->sent_ack_cnt);
 182         pos += scnprintf(buf + pos, bufsz - pos,
 183                          "  %-30s %10u  %10u  %10u  %10u\n",
 184                          "sent_cts_cnt:",
 185                          le32_to_cpu(ofdm->sent_cts_cnt),
 186                          accum_ofdm->sent_cts_cnt,
 187                          delta_ofdm->sent_cts_cnt, max_ofdm->sent_cts_cnt);
 188
 189         pos += scnprintf(buf + pos, bufsz - pos, "%-32s     current"
 190                          "acumulative       delta         max\n",
 191                          "Statistics_Rx - CCK:");
 192         pos += scnprintf(buf + pos, bufsz - pos,
 193                          "  %-30s %10u  %10u  %10u  %10u\n",
 194                          "ina_cnt:",
 195                          le32_to_cpu(cck->ina_cnt), accum_cck->ina_cnt,
 196                          delta_cck->ina_cnt, max_cck->ina_cnt);
 197         pos += scnprintf(buf + pos, bufsz - pos,
 198                          "  %-30s %10u  %10u  %10u  %10u\n",
 199                          "fina_cnt:",
 200                          le32_to_cpu(cck->fina_cnt), accum_cck->fina_cnt,
 201                          delta_cck->fina_cnt, max_cck->fina_cnt);
 202         pos += scnprintf(buf + pos, bufsz - pos,
 203                          "  %-30s %10u  %10u  %10u  %10u\n",
 204                          "plcp_err:",
 205                          le32_to_cpu(cck->plcp_err), accum_cck->plcp_err,
 206                          delta_cck->plcp_err, max_cck->plcp_err);
 207         pos += scnprintf(buf + pos, bufsz - pos,
 208                          "  %-30s %10u  %10u  %10u  %10u\n",
 209                          "crc32_err:",
 210                          le32_to_cpu(cck->crc32_err), accum_cck->crc32_err,
 211                          delta_cck->crc32_err, max_cck->crc32_err);
 212         pos += scnprintf(buf + pos, bufsz - pos,
 213                          "  %-30s %10u  %10u  %10u  %10u\n",
 214                          "overrun_err:",
 215                          le32_to_cpu(cck->overrun_err),
 216                          accum_cck->overrun_err,
 217                          delta_cck->overrun_err, max_cck->overrun_err);
 218         pos += scnprintf(buf + pos, bufsz - pos,
 219                          "  %-30s %10u  %10u  %10u  %10u\n",
 220                          "early_overrun_err:",
 221                          le32_to_cpu(cck->early_overrun_err),
 222                          accum_cck->early_overrun_err,
 223                          delta_cck->early_overrun_err,
 224                          max_cck->early_overrun_err);
 225         pos += scnprintf(buf + pos, bufsz - pos,
 226                          "  %-30s %10u  %10u  %10u  %10u\n",
 227                          "crc32_good:",
 228                          le32_to_cpu(cck->crc32_good), accum_cck->crc32_good,
 229                          delta_cck->crc32_good,
 230                          max_cck->crc32_good);
 231         pos += scnprintf(buf + pos, bufsz - pos,
 232                          "  %-30s %10u  %10u  %10u  %10u\n",
 233                          "false_alarm_cnt:",
 234                          le32_to_cpu(cck->false_alarm_cnt),
 235                          accum_cck->false_alarm_cnt,
 236                          delta_cck->false_alarm_cnt, max_cck->false_alarm_cnt);
 237         pos += scnprintf(buf + pos, bufsz - pos,
 238                          "  %-30s %10u  %10u  %10u  %10u\n",
 239                          "fina_sync_err_cnt:",
 240                          le32_to_cpu(cck->fina_sync_err_cnt),
 241                          accum_cck->fina_sync_err_cnt,
 242                          delta_cck->fina_sync_err_cnt,
 243                          max_cck->fina_sync_err_cnt);
 244         pos += scnprintf(buf + pos, bufsz - pos,
 245                          "  %-30s %10u  %10u  %10u  %10u\n",
 246                          "sfd_timeout:",
 247                          le32_to_cpu(cck->sfd_timeout),
 248                          accum_cck->sfd_timeout,
 249                          delta_cck->sfd_timeout, max_cck->sfd_timeout);
 250         pos += scnprintf(buf + pos, bufsz - pos,
 251                          "  %-30s %10u  %10u  %10u  %10u\n",
 252                          "fina_timeout:",
 253                          le32_to_cpu(cck->fina_timeout),
 254                          accum_cck->fina_timeout,
 255                          delta_cck->fina_timeout, max_cck->fina_timeout);
 256         pos += scnprintf(buf + pos, bufsz - pos,
 257                          "  %-30s %10u  %10u  %10u  %10u\n",
 258                          "unresponded_rts:",
 259                          le32_to_cpu(cck->unresponded_rts),
 260                          accum_cck->unresponded_rts,
 261                          delta_cck->unresponded_rts,
 262                          max_cck->unresponded_rts);
 263         pos += scnprintf(buf + pos, bufsz - pos,
 264                          "  %-30s %10u  %10u  %10u  %10u\n",
 265                          "rxe_frame_lmt_ovrun:",
 266                          le32_to_cpu(cck->rxe_frame_limit_overrun),
 267                          accum_cck->rxe_frame_limit_overrun,
 268                          delta_cck->rxe_frame_limit_overrun,
 269                          max_cck->rxe_frame_limit_overrun);
 270         pos += scnprintf(buf + pos, bufsz - pos,
 271                          "  %-30s %10u  %10u  %10u  %10u\n",
 272                          "sent_ack_cnt:",
 273                          le32_to_cpu(cck->sent_ack_cnt),
 274                          accum_cck->sent_ack_cnt,
 275                          delta_cck->sent_ack_cnt,
 276                          max_cck->sent_ack_cnt);
 277         pos += scnprintf(buf + pos, bufsz - pos,
 278                          "  %-30s %10u  %10u  %10u  %10u\n",
 279                          "sent_cts_cnt:",
 280                          le32_to_cpu(cck->sent_cts_cnt),
 281                          accum_cck->sent_cts_cnt,
 282                          delta_cck->sent_cts_cnt,
 283                          max_cck->sent_cts_cnt);
 284
 285         pos += scnprintf(buf + pos, bufsz - pos, "%-32s     current"
 286                          "acumulative       delta         max\n",
 287                          "Statistics_Rx - GENERAL:");
 288         pos += scnprintf(buf + pos, bufsz - pos,
 289                          "  %-30s %10u  %10u  %10u  %10u\n",
 290                          "bogus_cts:",
 291                          le32_to_cpu(general->bogus_cts),
 292                          accum_general->bogus_cts,
 293                          delta_general->bogus_cts, max_general->bogus_cts);
 294         pos += scnprintf(buf + pos, bufsz - pos,
 295                          "  %-30s %10u  %10u  %10u  %10u\n",
 296                          "bogus_ack:",
 297                          le32_to_cpu(general->bogus_ack),
 298                          accum_general->bogus_ack,
 299                          delta_general->bogus_ack, max_general->bogus_ack);
 300         pos += scnprintf(buf + pos, bufsz - pos,
 301                          "  %-30s %10u  %10u  %10u  %10u\n",
 302                          "non_bssid_frames:",
 303                          le32_to_cpu(general->non_bssid_frames),
 304                          accum_general->non_bssid_frames,
 305                          delta_general->non_bssid_frames,
 306                          max_general->non_bssid_frames);
 307         pos += scnprintf(buf + pos, bufsz - pos,
 308                          "  %-30s %10u  %10u  %10u  %10u\n",
 309                          "filtered_frames:",
 310                          le32_to_cpu(general->filtered_frames),
 311                          accum_general->filtered_frames,
 312                          delta_general->filtered_frames,
 313                          max_general->filtered_frames);
 314         pos += scnprintf(buf + pos, bufsz - pos,
 315                          "  %-30s %10u  %10u  %10u  %10u\n",
 316                          "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
 322         ret = simple_read_from_buffer(user_buf, count, ppos, buf, pos);
 323         kfree(buf);
 324         return ret;
 325 }
 326
 327 ssize_t iwl3945_ucode_tx_stats_read(struct file *file,
 328                                     char __user *user_buf,
 329                                     size_t count, loff_t *ppos)
 330 {
 331         struct iwl_priv *priv = file->private_data;
 332         int pos = 0;
 333         char *buf;
 334         int bufsz = (sizeof(struct iwl39_statistics_tx) * 48) + 250;
 335         ssize_t ret;
 336         struct iwl39_statistics_tx *tx, *accum_tx, *delta_tx, *max_tx;
 337
 338         if (!iwl_is_alive(priv))
 339                 return -EAGAIN;
 340
 341         buf = kzalloc(bufsz, GFP_KERNEL);
 342         if (!buf) {
 343                 IWL_ERR(priv, "Can not allocate Buffer\n");
 344                 return -ENOMEM;
 345         }
 346
 347         /*
 348          * The statistic information display here is based on
 349          * the last statistics notification from uCode
 350          * might not reflect the current uCode activity
 351          */
 352         tx = &priv->_3945.statistics.tx;
 353         accum_tx = &priv->_3945.accum_statistics.tx;
 354         delta_tx = &priv->_3945.delta_statistics.tx;
 355         max_tx = &priv->_3945.max_delta.tx;
 356         pos += iwl3945_statistics_flag(priv, buf, bufsz);
 357         pos += scnprintf(buf + pos, bufsz - pos, "%-32s     current"
 358                          "acumulative       delta         max\n",
 359                          "Statistics_Tx:");
 360         pos += scnprintf(buf + pos, bufsz - pos,
 361                          "  %-30s %10u  %10u  %10u  %10u\n",
 362                          "preamble:",
 363                          le32_to_cpu(tx->preamble_cnt),
 364                          accum_tx->preamble_cnt,
 365                          delta_tx->preamble_cnt, max_tx->preamble_cnt);
 366         pos += scnprintf(buf + pos, bufsz - pos,
 367                          "  %-30s %10u  %10u  %10u  %10u\n",
 368                          "rx_detected_cnt:",
 369                          le32_to_cpu(tx->rx_detected_cnt),
 370                          accum_tx->rx_detected_cnt,
 371                          delta_tx->rx_detected_cnt, max_tx->rx_detected_cnt);
 372         pos += scnprintf(buf + pos, bufsz - pos,
 373                          "  %-30s %10u  %10u  %10u  %10u\n",
 374                          "bt_prio_defer_cnt:",
 375                          le32_to_cpu(tx->bt_prio_defer_cnt),
 376                          accum_tx->bt_prio_defer_cnt,
 377                          delta_tx->bt_prio_defer_cnt,
 378                          max_tx->bt_prio_defer_cnt);
 379         pos += scnprintf(buf + pos, bufsz - pos,
 380                          "  %-30s %10u  %10u  %10u  %10u\n",
 381                          "bt_prio_kill_cnt:",
 382                          le32_to_cpu(tx->bt_prio_kill_cnt),
 383                          accum_tx->bt_prio_kill_cnt,
 384                          delta_tx->bt_prio_kill_cnt,
 385                          max_tx->bt_prio_kill_cnt);
 386         pos += scnprintf(buf + pos, bufsz - pos,
 387                          "  %-30s %10u  %10u  %10u  %10u\n",
 388                          "few_bytes_cnt:",
 389                          le32_to_cpu(tx->few_bytes_cnt),
 390                          accum_tx->few_bytes_cnt,
 391                          delta_tx->few_bytes_cnt, max_tx->few_bytes_cnt);
 392         pos += scnprintf(buf + pos, bufsz - pos,
 393                          "  %-30s %10u  %10u  %10u  %10u\n",
 394                          "cts_timeout:",
 395                          le32_to_cpu(tx->cts_timeout), accum_tx->cts_timeout,
 396                          delta_tx->cts_timeout, max_tx->cts_timeout);
 397         pos += scnprintf(buf + pos, bufsz - pos,
 398                          "  %-30s %10u  %10u  %10u  %10u\n",
 399                          "ack_timeout:",
 400                          le32_to_cpu(tx->ack_timeout),
 401                          accum_tx->ack_timeout,
 402                          delta_tx->ack_timeout, max_tx->ack_timeout);
 403         pos += scnprintf(buf + pos, bufsz - pos,
 404                          "  %-30s %10u  %10u  %10u  %10u\n",
 405                          "expected_ack_cnt:",
 406                          le32_to_cpu(tx->expected_ack_cnt),
 407                          accum_tx->expected_ack_cnt,
 408                          delta_tx->expected_ack_cnt,
 409                          max_tx->expected_ack_cnt);
 410         pos += scnprintf(buf + pos, bufsz - pos,
 411                          "  %-30s %10u  %10u  %10u  %10u\n",
 412                          "actual_ack_cnt:",
 413                          le32_to_cpu(tx->actual_ack_cnt),
 414                          accum_tx->actual_ack_cnt,
 415                          delta_tx->actual_ack_cnt,
 416                          max_tx->actual_ack_cnt);
 417
 418         ret = simple_read_from_buffer(user_buf, count, ppos, buf, pos);
 419         kfree(buf);
 420         return ret;
 421 }
 422
 423 ssize_t iwl3945_ucode_general_stats_read(struct file *file,
 424                                          char __user *user_buf,
 425                                          size_t count, loff_t *ppos)
 426 {
 427         struct iwl_priv *priv = file->private_data;
 428         int pos = 0;
 429         char *buf;
 430         int bufsz = sizeof(struct iwl39_statistics_general) * 10 + 300;
 431         ssize_t ret;
 432         struct iwl39_statistics_general *general, *accum_general;
 433         struct iwl39_statistics_general *delta_general, *max_general;
 434         struct statistics_dbg *dbg, *accum_dbg, *delta_dbg, *max_dbg;
 435         struct iwl39_statistics_div *div, *accum_div, *delta_div, *max_div;
 436
 437         if (!iwl_is_alive(priv))
 438                 return -EAGAIN;
 439
 440         buf = kzalloc(bufsz, GFP_KERNEL);
 441         if (!buf) {
 442                 IWL_ERR(priv, "Can not allocate Buffer\n");
 443                 return -ENOMEM;
 444         }
 445
 446         /*
 447          * The statistic information display here is based on
 448          * the last statistics notification from uCode
 449          * might not reflect the current uCode activity
 450          */
 451         general = &priv->_3945.statistics.general;
 452         dbg = &priv->_3945.statistics.general.dbg;
 453         div = &priv->_3945.statistics.general.div;
 454         accum_general = &priv->_3945.accum_statistics.general;
 455         delta_general = &priv->_3945.delta_statistics.general;
 456         max_general = &priv->_3945.max_delta.general;
 457         accum_dbg = &priv->_3945.accum_statistics.general.dbg;
 458         delta_dbg = &priv->_3945.delta_statistics.general.dbg;
 459         max_dbg = &priv->_3945.max_delta.general.dbg;
 460         accum_div = &priv->_3945.accum_statistics.general.div;
 461         delta_div = &priv->_3945.delta_statistics.general.div;
 462         max_div = &priv->_3945.max_delta.general.div;
 463         pos += iwl3945_statistics_flag(priv, buf, bufsz);
 464         pos += scnprintf(buf + pos, bufsz - pos, "%-32s     current"
 465                          "acumulative       delta         max\n",
 466                          "Statistics_General:");
 467         pos += scnprintf(buf + pos, bufsz - pos,
 468                          "  %-30s %10u  %10u  %10u  %10u\n",
 469                          "burst_check:",
 470                          le32_to_cpu(dbg->burst_check),
 471                          accum_dbg->burst_check,
 472                          delta_dbg->burst_check, max_dbg->burst_check);
 473         pos += scnprintf(buf + pos, bufsz - pos,
 474                          "  %-30s %10u  %10u  %10u  %10u\n",
 475                          "burst_count:",
 476                          le32_to_cpu(dbg->burst_count),
 477                          accum_dbg->burst_count,
 478                          delta_dbg->burst_count, max_dbg->burst_count);
 479         pos += scnprintf(buf + pos, bufsz - pos,
 480                          "  %-30s %10u  %10u  %10u  %10u\n",
 481                          "sleep_time:",
 482                          le32_to_cpu(general->sleep_time),
 483                          accum_general->sleep_time,
 484                          delta_general->sleep_time, max_general->sleep_time);
 485         pos += scnprintf(buf + pos, bufsz - pos,
 486                          "  %-30s %10u  %10u  %10u  %10u\n",
 487                          "slots_out:",
 488                          le32_to_cpu(general->slots_out),
 489                          accum_general->slots_out,
 490                          delta_general->slots_out, max_general->slots_out);
 491         pos += scnprintf(buf + pos, bufsz - pos,
 492                          "  %-30s %10u  %10u  %10u  %10u\n",
 493                          "slots_idle:",
 494                          le32_to_cpu(general->slots_idle),
 495                          accum_general->slots_idle,
 496                          delta_general->slots_idle, max_general->slots_idle);
 497         pos += scnprintf(buf + pos, bufsz - pos, "ttl_timestamp:\t\t\t%u\n",
 498                          le32_to_cpu(general->ttl_timestamp));
 499         pos += scnprintf(buf + pos, bufsz - pos,
 500                          "  %-30s %10u  %10u  %10u  %10u\n",
 501                          "tx_on_a:",
 502                          le32_to_cpu(div->tx_on_a), accum_div->tx_on_a,
 503                          delta_div->tx_on_a, max_div->tx_on_a);
 504         pos += scnprintf(buf + pos, bufsz - pos,
 505                          "  %-30s %10u  %10u  %10u  %10u\n",
 506                          "tx_on_b:",
 507                          le32_to_cpu(div->tx_on_b), accum_div->tx_on_b,
 508                          delta_div->tx_on_b, max_div->tx_on_b);
 509         pos += scnprintf(buf + pos, bufsz - pos,
 510                          "  %-30s %10u  %10u  %10u  %10u\n",
 511                          "exec_time:",
 512                          le32_to_cpu(div->exec_time), accum_div->exec_time,
 513                          delta_div->exec_time, max_div->exec_time);
 514         pos += scnprintf(buf + pos, bufsz - pos,
 515                          "  %-30s %10u  %10u  %10u  %10u\n",
 516                          "probe_time:",
 517                          le32_to_cpu(div->probe_time), accum_div->probe_time,
 518                          delta_div->probe_time, max_div->probe_time);
 519         ret = simple_read_from_buffer(user_buf, count, ppos, buf, pos);
 520         kfree(buf);
 521         return ret;
 522 }