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3945-debug.c
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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 <[email protected]>
26  * Intel Corporation, 5200 N.E. Elam Young Parkway, Hillsboro, OR 97124-6497
27  *****************************************************************************/
28 
29 #include "common.h"
30 #include "3945.h"
31 
32 static int
33 il3945_stats_flag(struct il_priv *il, char *buf, int bufsz)
34 {
35  int p = 0;
36 
37  p += scnprintf(buf + p, bufsz - p, "Statistics Flag(0x%X):\n",
38  le32_to_cpu(il->_3945.stats.flag));
39  if (le32_to_cpu(il->_3945.stats.flag) & UCODE_STATS_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(il->_3945.stats.flag) &
44  UCODE_STATS_FREQUENCY_MSK) ? "2.4 GHz" : "5.2 GHz");
45  p += scnprintf(buf + p, bufsz - p, "\tTGj Narrow Band: %s\n",
46  (le32_to_cpu(il->_3945.stats.flag) &
47  UCODE_STATS_NARROW_BAND_MSK) ? "enabled" : "disabled");
48  return p;
49 }
50 
51 ssize_t
52 il3945_ucode_rx_stats_read(struct file *file, char __user *user_buf,
53  size_t count, loff_t *ppos)
54 {
55  struct il_priv *il = file->private_data;
56  int pos = 0;
57  char *buf;
58  int bufsz =
59  sizeof(struct iwl39_stats_rx_phy) * 40 +
60  sizeof(struct iwl39_stats_rx_non_phy) * 40 + 400;
61  ssize_t ret;
62  struct iwl39_stats_rx_phy *ofdm, *accum_ofdm, *delta_ofdm, *max_ofdm;
63  struct iwl39_stats_rx_phy *cck, *accum_cck, *delta_cck, *max_cck;
64  struct iwl39_stats_rx_non_phy *general, *accum_general;
65  struct iwl39_stats_rx_non_phy *delta_general, *max_general;
66 
67  if (!il_is_alive(il))
68  return -EAGAIN;
69 
70  buf = kzalloc(bufsz, GFP_KERNEL);
71  if (!buf) {
72  IL_ERR("Can not allocate Buffer\n");
73  return -ENOMEM;
74  }
75 
76  /*
77  * The statistic information display here is based on
78  * the last stats notification from uCode
79  * might not reflect the current uCode activity
80  */
81  ofdm = &il->_3945.stats.rx.ofdm;
82  cck = &il->_3945.stats.rx.cck;
83  general = &il->_3945.stats.rx.general;
84  accum_ofdm = &il->_3945.accum_stats.rx.ofdm;
85  accum_cck = &il->_3945.accum_stats.rx.cck;
86  accum_general = &il->_3945.accum_stats.rx.general;
87  delta_ofdm = &il->_3945.delta_stats.rx.ofdm;
88  delta_cck = &il->_3945.delta_stats.rx.cck;
89  delta_general = &il->_3945.delta_stats.rx.general;
90  max_ofdm = &il->_3945.max_delta.rx.ofdm;
91  max_cck = &il->_3945.max_delta.rx.cck;
92  max_general = &il->_3945.max_delta.rx.general;
93 
94  pos += il3945_stats_flag(il, buf, bufsz);
95  pos +=
96  scnprintf(buf + pos, bufsz - pos,
97  "%-32s current"
98  "acumulative delta max\n",
99  "Statistics_Rx - OFDM:");
100  pos +=
101  scnprintf(buf + pos, bufsz - pos,
102  " %-30s %10u %10u %10u %10u\n", "ina_cnt:",
103  le32_to_cpu(ofdm->ina_cnt), accum_ofdm->ina_cnt,
104  delta_ofdm->ina_cnt, max_ofdm->ina_cnt);
105  pos +=
106  scnprintf(buf + pos, bufsz - pos,
107  " %-30s %10u %10u %10u %10u\n", "fina_cnt:",
108  le32_to_cpu(ofdm->fina_cnt), accum_ofdm->fina_cnt,
109  delta_ofdm->fina_cnt, max_ofdm->fina_cnt);
110  pos +=
111  scnprintf(buf + pos, bufsz - pos,
112  " %-30s %10u %10u %10u %10u\n", "plcp_err:",
113  le32_to_cpu(ofdm->plcp_err), accum_ofdm->plcp_err,
114  delta_ofdm->plcp_err, max_ofdm->plcp_err);
115  pos +=
116  scnprintf(buf + pos, bufsz - pos,
117  " %-30s %10u %10u %10u %10u\n", "crc32_err:",
118  le32_to_cpu(ofdm->crc32_err), accum_ofdm->crc32_err,
119  delta_ofdm->crc32_err, max_ofdm->crc32_err);
120  pos +=
121  scnprintf(buf + pos, bufsz - pos,
122  " %-30s %10u %10u %10u %10u\n", "overrun_err:",
123  le32_to_cpu(ofdm->overrun_err), accum_ofdm->overrun_err,
124  delta_ofdm->overrun_err, max_ofdm->overrun_err);
125  pos +=
126  scnprintf(buf + pos, bufsz - pos,
127  " %-30s %10u %10u %10u %10u\n", "early_overrun_err:",
128  le32_to_cpu(ofdm->early_overrun_err),
129  accum_ofdm->early_overrun_err,
130  delta_ofdm->early_overrun_err,
131  max_ofdm->early_overrun_err);
132  pos +=
133  scnprintf(buf + pos, bufsz - pos,
134  " %-30s %10u %10u %10u %10u\n", "crc32_good:",
135  le32_to_cpu(ofdm->crc32_good), accum_ofdm->crc32_good,
136  delta_ofdm->crc32_good, max_ofdm->crc32_good);
137  pos +=
138  scnprintf(buf + pos, bufsz - pos,
139  " %-30s %10u %10u %10u %10u\n", "false_alarm_cnt:",
140  le32_to_cpu(ofdm->false_alarm_cnt),
141  accum_ofdm->false_alarm_cnt, delta_ofdm->false_alarm_cnt,
142  max_ofdm->false_alarm_cnt);
143  pos +=
144  scnprintf(buf + pos, bufsz - pos,
145  " %-30s %10u %10u %10u %10u\n", "fina_sync_err_cnt:",
146  le32_to_cpu(ofdm->fina_sync_err_cnt),
147  accum_ofdm->fina_sync_err_cnt,
148  delta_ofdm->fina_sync_err_cnt,
149  max_ofdm->fina_sync_err_cnt);
150  pos +=
151  scnprintf(buf + pos, bufsz - pos,
152  " %-30s %10u %10u %10u %10u\n", "sfd_timeout:",
153  le32_to_cpu(ofdm->sfd_timeout), accum_ofdm->sfd_timeout,
154  delta_ofdm->sfd_timeout, max_ofdm->sfd_timeout);
155  pos +=
156  scnprintf(buf + pos, bufsz - pos,
157  " %-30s %10u %10u %10u %10u\n", "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,
162  " %-30s %10u %10u %10u %10u\n", "unresponded_rts:",
163  le32_to_cpu(ofdm->unresponded_rts),
164  accum_ofdm->unresponded_rts, delta_ofdm->unresponded_rts,
165  max_ofdm->unresponded_rts);
166  pos +=
167  scnprintf(buf + pos, bufsz - pos,
168  " %-30s %10u %10u %10u %10u\n",
169  "rxe_frame_lmt_ovrun:",
170  le32_to_cpu(ofdm->rxe_frame_limit_overrun),
171  accum_ofdm->rxe_frame_limit_overrun,
172  delta_ofdm->rxe_frame_limit_overrun,
173  max_ofdm->rxe_frame_limit_overrun);
174  pos +=
175  scnprintf(buf + pos, bufsz - pos,
176  " %-30s %10u %10u %10u %10u\n", "sent_ack_cnt:",
177  le32_to_cpu(ofdm->sent_ack_cnt), accum_ofdm->sent_ack_cnt,
178  delta_ofdm->sent_ack_cnt, max_ofdm->sent_ack_cnt);
179  pos +=
180  scnprintf(buf + pos, bufsz - pos,
181  " %-30s %10u %10u %10u %10u\n", "sent_cts_cnt:",
182  le32_to_cpu(ofdm->sent_cts_cnt), accum_ofdm->sent_cts_cnt,
183  delta_ofdm->sent_cts_cnt, max_ofdm->sent_cts_cnt);
184 
185  pos +=
186  scnprintf(buf + pos, bufsz - pos,
187  "%-32s current"
188  "acumulative delta max\n",
189  "Statistics_Rx - CCK:");
190  pos +=
191  scnprintf(buf + pos, bufsz - pos,
192  " %-30s %10u %10u %10u %10u\n", "ina_cnt:",
193  le32_to_cpu(cck->ina_cnt), accum_cck->ina_cnt,
194  delta_cck->ina_cnt, max_cck->ina_cnt);
195  pos +=
196  scnprintf(buf + pos, bufsz - pos,
197  " %-30s %10u %10u %10u %10u\n", "fina_cnt:",
198  le32_to_cpu(cck->fina_cnt), accum_cck->fina_cnt,
199  delta_cck->fina_cnt, max_cck->fina_cnt);
200  pos +=
201  scnprintf(buf + pos, bufsz - pos,
202  " %-30s %10u %10u %10u %10u\n", "plcp_err:",
203  le32_to_cpu(cck->plcp_err), accum_cck->plcp_err,
204  delta_cck->plcp_err, max_cck->plcp_err);
205  pos +=
206  scnprintf(buf + pos, bufsz - pos,
207  " %-30s %10u %10u %10u %10u\n", "crc32_err:",
208  le32_to_cpu(cck->crc32_err), accum_cck->crc32_err,
209  delta_cck->crc32_err, max_cck->crc32_err);
210  pos +=
211  scnprintf(buf + pos, bufsz - pos,
212  " %-30s %10u %10u %10u %10u\n", "overrun_err:",
213  le32_to_cpu(cck->overrun_err), accum_cck->overrun_err,
214  delta_cck->overrun_err, max_cck->overrun_err);
215  pos +=
216  scnprintf(buf + pos, bufsz - pos,
217  " %-30s %10u %10u %10u %10u\n", "early_overrun_err:",
218  le32_to_cpu(cck->early_overrun_err),
219  accum_cck->early_overrun_err,
220  delta_cck->early_overrun_err, max_cck->early_overrun_err);
221  pos +=
222  scnprintf(buf + pos, bufsz - pos,
223  " %-30s %10u %10u %10u %10u\n", "crc32_good:",
224  le32_to_cpu(cck->crc32_good), accum_cck->crc32_good,
225  delta_cck->crc32_good, max_cck->crc32_good);
226  pos +=
227  scnprintf(buf + pos, bufsz - pos,
228  " %-30s %10u %10u %10u %10u\n", "false_alarm_cnt:",
229  le32_to_cpu(cck->false_alarm_cnt),
230  accum_cck->false_alarm_cnt, delta_cck->false_alarm_cnt,
231  max_cck->false_alarm_cnt);
232  pos +=
233  scnprintf(buf + pos, bufsz - pos,
234  " %-30s %10u %10u %10u %10u\n", "fina_sync_err_cnt:",
235  le32_to_cpu(cck->fina_sync_err_cnt),
236  accum_cck->fina_sync_err_cnt,
237  delta_cck->fina_sync_err_cnt, max_cck->fina_sync_err_cnt);
238  pos +=
239  scnprintf(buf + pos, bufsz - pos,
240  " %-30s %10u %10u %10u %10u\n", "sfd_timeout:",
241  le32_to_cpu(cck->sfd_timeout), accum_cck->sfd_timeout,
242  delta_cck->sfd_timeout, max_cck->sfd_timeout);
243  pos +=
244  scnprintf(buf + pos, bufsz - pos,
245  " %-30s %10u %10u %10u %10u\n", "fina_timeout:",
246  le32_to_cpu(cck->fina_timeout), accum_cck->fina_timeout,
247  delta_cck->fina_timeout, max_cck->fina_timeout);
248  pos +=
249  scnprintf(buf + pos, bufsz - pos,
250  " %-30s %10u %10u %10u %10u\n", "unresponded_rts:",
251  le32_to_cpu(cck->unresponded_rts),
252  accum_cck->unresponded_rts, delta_cck->unresponded_rts,
253  max_cck->unresponded_rts);
254  pos +=
255  scnprintf(buf + pos, bufsz - pos,
256  " %-30s %10u %10u %10u %10u\n",
257  "rxe_frame_lmt_ovrun:",
258  le32_to_cpu(cck->rxe_frame_limit_overrun),
259  accum_cck->rxe_frame_limit_overrun,
260  delta_cck->rxe_frame_limit_overrun,
261  max_cck->rxe_frame_limit_overrun);
262  pos +=
263  scnprintf(buf + pos, bufsz - pos,
264  " %-30s %10u %10u %10u %10u\n", "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,
269  " %-30s %10u %10u %10u %10u\n", "sent_cts_cnt:",
270  le32_to_cpu(cck->sent_cts_cnt), accum_cck->sent_cts_cnt,
271  delta_cck->sent_cts_cnt, max_cck->sent_cts_cnt);
272 
273  pos +=
274  scnprintf(buf + pos, bufsz - pos,
275  "%-32s current"
276  "acumulative delta max\n",
277  "Statistics_Rx - GENERAL:");
278  pos +=
279  scnprintf(buf + pos, bufsz - pos,
280  " %-30s %10u %10u %10u %10u\n", "bogus_cts:",
281  le32_to_cpu(general->bogus_cts), accum_general->bogus_cts,
282  delta_general->bogus_cts, max_general->bogus_cts);
283  pos +=
284  scnprintf(buf + pos, bufsz - pos,
285  " %-30s %10u %10u %10u %10u\n", "bogus_ack:",
286  le32_to_cpu(general->bogus_ack), accum_general->bogus_ack,
287  delta_general->bogus_ack, max_general->bogus_ack);
288  pos +=
289  scnprintf(buf + pos, bufsz - pos,
290  " %-30s %10u %10u %10u %10u\n", "non_bssid_frames:",
291  le32_to_cpu(general->non_bssid_frames),
292  accum_general->non_bssid_frames,
293  delta_general->non_bssid_frames,
294  max_general->non_bssid_frames);
295  pos +=
296  scnprintf(buf + pos, bufsz - pos,
297  " %-30s %10u %10u %10u %10u\n", "filtered_frames:",
298  le32_to_cpu(general->filtered_frames),
299  accum_general->filtered_frames,
300  delta_general->filtered_frames,
301  max_general->filtered_frames);
302  pos +=
303  scnprintf(buf + pos, bufsz - pos,
304  " %-30s %10u %10u %10u %10u\n",
305  "non_channel_beacons:",
306  le32_to_cpu(general->non_channel_beacons),
307  accum_general->non_channel_beacons,
308  delta_general->non_channel_beacons,
309  max_general->non_channel_beacons);
310 
311  ret = simple_read_from_buffer(user_buf, count, ppos, buf, pos);
312  kfree(buf);
313  return ret;
314 }
315 
316 ssize_t
317 il3945_ucode_tx_stats_read(struct file *file, char __user *user_buf,
318  size_t count, loff_t *ppos)
319 {
320  struct il_priv *il = file->private_data;
321  int pos = 0;
322  char *buf;
323  int bufsz = (sizeof(struct iwl39_stats_tx) * 48) + 250;
324  ssize_t ret;
325  struct iwl39_stats_tx *tx, *accum_tx, *delta_tx, *max_tx;
326 
327  if (!il_is_alive(il))
328  return -EAGAIN;
329 
330  buf = kzalloc(bufsz, GFP_KERNEL);
331  if (!buf) {
332  IL_ERR("Can not allocate Buffer\n");
333  return -ENOMEM;
334  }
335 
336  /*
337  * The statistic information display here is based on
338  * the last stats notification from uCode
339  * might not reflect the current uCode activity
340  */
341  tx = &il->_3945.stats.tx;
342  accum_tx = &il->_3945.accum_stats.tx;
343  delta_tx = &il->_3945.delta_stats.tx;
344  max_tx = &il->_3945.max_delta.tx;
345  pos += il3945_stats_flag(il, buf, bufsz);
346  pos +=
347  scnprintf(buf + pos, bufsz - pos,
348  "%-32s current"
349  "acumulative delta max\n",
350  "Statistics_Tx:");
351  pos +=
352  scnprintf(buf + pos, bufsz - pos,
353  " %-30s %10u %10u %10u %10u\n", "preamble:",
354  le32_to_cpu(tx->preamble_cnt), accum_tx->preamble_cnt,
355  delta_tx->preamble_cnt, max_tx->preamble_cnt);
356  pos +=
357  scnprintf(buf + pos, bufsz - pos,
358  " %-30s %10u %10u %10u %10u\n", "rx_detected_cnt:",
359  le32_to_cpu(tx->rx_detected_cnt),
360  accum_tx->rx_detected_cnt, delta_tx->rx_detected_cnt,
361  max_tx->rx_detected_cnt);
362  pos +=
363  scnprintf(buf + pos, bufsz - pos,
364  " %-30s %10u %10u %10u %10u\n", "bt_prio_defer_cnt:",
365  le32_to_cpu(tx->bt_prio_defer_cnt),
366  accum_tx->bt_prio_defer_cnt, delta_tx->bt_prio_defer_cnt,
367  max_tx->bt_prio_defer_cnt);
368  pos +=
369  scnprintf(buf + pos, bufsz - pos,
370  " %-30s %10u %10u %10u %10u\n", "bt_prio_kill_cnt:",
371  le32_to_cpu(tx->bt_prio_kill_cnt),
372  accum_tx->bt_prio_kill_cnt, delta_tx->bt_prio_kill_cnt,
373  max_tx->bt_prio_kill_cnt);
374  pos +=
375  scnprintf(buf + pos, bufsz - pos,
376  " %-30s %10u %10u %10u %10u\n", "few_bytes_cnt:",
377  le32_to_cpu(tx->few_bytes_cnt), accum_tx->few_bytes_cnt,
378  delta_tx->few_bytes_cnt, max_tx->few_bytes_cnt);
379  pos +=
380  scnprintf(buf + pos, bufsz - pos,
381  " %-30s %10u %10u %10u %10u\n", "cts_timeout:",
382  le32_to_cpu(tx->cts_timeout), accum_tx->cts_timeout,
383  delta_tx->cts_timeout, max_tx->cts_timeout);
384  pos +=
385  scnprintf(buf + pos, bufsz - pos,
386  " %-30s %10u %10u %10u %10u\n", "ack_timeout:",
387  le32_to_cpu(tx->ack_timeout), accum_tx->ack_timeout,
388  delta_tx->ack_timeout, max_tx->ack_timeout);
389  pos +=
390  scnprintf(buf + pos, bufsz - pos,
391  " %-30s %10u %10u %10u %10u\n", "expected_ack_cnt:",
392  le32_to_cpu(tx->expected_ack_cnt),
393  accum_tx->expected_ack_cnt, delta_tx->expected_ack_cnt,
394  max_tx->expected_ack_cnt);
395  pos +=
396  scnprintf(buf + pos, bufsz - pos,
397  " %-30s %10u %10u %10u %10u\n", "actual_ack_cnt:",
398  le32_to_cpu(tx->actual_ack_cnt), accum_tx->actual_ack_cnt,
399  delta_tx->actual_ack_cnt, max_tx->actual_ack_cnt);
400 
401  ret = simple_read_from_buffer(user_buf, count, ppos, buf, pos);
402  kfree(buf);
403  return ret;
404 }
405 
406 ssize_t
407 il3945_ucode_general_stats_read(struct file *file, char __user *user_buf,
408  size_t count, loff_t *ppos)
409 {
410  struct il_priv *il = file->private_data;
411  int pos = 0;
412  char *buf;
413  int bufsz = sizeof(struct iwl39_stats_general) * 10 + 300;
414  ssize_t ret;
415  struct iwl39_stats_general *general, *accum_general;
416  struct iwl39_stats_general *delta_general, *max_general;
417  struct stats_dbg *dbg, *accum_dbg, *delta_dbg, *max_dbg;
418  struct iwl39_stats_div *div, *accum_div, *delta_div, *max_div;
419 
420  if (!il_is_alive(il))
421  return -EAGAIN;
422 
423  buf = kzalloc(bufsz, GFP_KERNEL);
424  if (!buf) {
425  IL_ERR("Can not allocate Buffer\n");
426  return -ENOMEM;
427  }
428 
429  /*
430  * The statistic information display here is based on
431  * the last stats notification from uCode
432  * might not reflect the current uCode activity
433  */
434  general = &il->_3945.stats.general;
435  dbg = &il->_3945.stats.general.dbg;
436  div = &il->_3945.stats.general.div;
437  accum_general = &il->_3945.accum_stats.general;
438  delta_general = &il->_3945.delta_stats.general;
439  max_general = &il->_3945.max_delta.general;
440  accum_dbg = &il->_3945.accum_stats.general.dbg;
441  delta_dbg = &il->_3945.delta_stats.general.dbg;
442  max_dbg = &il->_3945.max_delta.general.dbg;
443  accum_div = &il->_3945.accum_stats.general.div;
444  delta_div = &il->_3945.delta_stats.general.div;
445  max_div = &il->_3945.max_delta.general.div;
446  pos += il3945_stats_flag(il, buf, bufsz);
447  pos +=
448  scnprintf(buf + pos, bufsz - pos,
449  "%-32s current"
450  "acumulative delta max\n",
451  "Statistics_General:");
452  pos +=
453  scnprintf(buf + pos, bufsz - pos,
454  " %-30s %10u %10u %10u %10u\n", "burst_check:",
455  le32_to_cpu(dbg->burst_check), accum_dbg->burst_check,
456  delta_dbg->burst_check, max_dbg->burst_check);
457  pos +=
458  scnprintf(buf + pos, bufsz - pos,
459  " %-30s %10u %10u %10u %10u\n", "burst_count:",
460  le32_to_cpu(dbg->burst_count), accum_dbg->burst_count,
461  delta_dbg->burst_count, max_dbg->burst_count);
462  pos +=
463  scnprintf(buf + pos, bufsz - pos,
464  " %-30s %10u %10u %10u %10u\n", "sleep_time:",
465  le32_to_cpu(general->sleep_time),
466  accum_general->sleep_time, delta_general->sleep_time,
467  max_general->sleep_time);
468  pos +=
469  scnprintf(buf + pos, bufsz - pos,
470  " %-30s %10u %10u %10u %10u\n", "slots_out:",
471  le32_to_cpu(general->slots_out), accum_general->slots_out,
472  delta_general->slots_out, max_general->slots_out);
473  pos +=
474  scnprintf(buf + pos, bufsz - pos,
475  " %-30s %10u %10u %10u %10u\n", "slots_idle:",
476  le32_to_cpu(general->slots_idle),
477  accum_general->slots_idle, delta_general->slots_idle,
478  max_general->slots_idle);
479  pos +=
480  scnprintf(buf + pos, bufsz - pos, "ttl_timestamp:\t\t\t%u\n",
481  le32_to_cpu(general->ttl_timestamp));
482  pos +=
483  scnprintf(buf + pos, bufsz - pos,
484  " %-30s %10u %10u %10u %10u\n", "tx_on_a:",
485  le32_to_cpu(div->tx_on_a), accum_div->tx_on_a,
486  delta_div->tx_on_a, max_div->tx_on_a);
487  pos +=
488  scnprintf(buf + pos, bufsz - pos,
489  " %-30s %10u %10u %10u %10u\n", "tx_on_b:",
490  le32_to_cpu(div->tx_on_b), accum_div->tx_on_b,
491  delta_div->tx_on_b, max_div->tx_on_b);
492  pos +=
493  scnprintf(buf + pos, bufsz - pos,
494  " %-30s %10u %10u %10u %10u\n", "exec_time:",
495  le32_to_cpu(div->exec_time), accum_div->exec_time,
496  delta_div->exec_time, max_div->exec_time);
497  pos +=
498  scnprintf(buf + pos, bufsz - pos,
499  " %-30s %10u %10u %10u %10u\n", "probe_time:",
500  le32_to_cpu(div->probe_time), accum_div->probe_time,
501  delta_div->probe_time, max_div->probe_time);
502  ret = simple_read_from_buffer(user_buf, count, ppos, buf, pos);
503  kfree(buf);
504  return ret;
505 }
506 
507 const struct il_debugfs_ops il3945_debugfs_ops = {
508  .rx_stats_read = il3945_ucode_rx_stats_read,
509  .tx_stats_read = il3945_ucode_tx_stats_read,
510  .general_stats_read = il3945_ucode_general_stats_read,
511 };
Generated on Thu Jan 10 2013 14:11:26 for Linux Kernel by   doxygen 1.8.2