GNU Linux-libre 5.19-rc6-gnu
[releases.git] / drivers / net / wireless / intel / iwlegacy / 3945-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
11 #include "common.h"
12 #include "3945.h"
13
14 static int
15 il3945_stats_flag(struct il_priv *il, char *buf, int bufsz)
16 {
17         int p = 0;
18
19         p += scnprintf(buf + p, bufsz - p, "Statistics Flag(0x%X):\n",
20                        le32_to_cpu(il->_3945.stats.flag));
21         if (le32_to_cpu(il->_3945.stats.flag) & UCODE_STATS_CLEAR_MSK)
22                 p += scnprintf(buf + p, bufsz - p,
23                                "\tStatistics have been cleared\n");
24         p += scnprintf(buf + p, bufsz - p, "\tOperational Frequency: %s\n",
25                        (le32_to_cpu(il->_3945.stats.flag) &
26                         UCODE_STATS_FREQUENCY_MSK) ? "2.4 GHz" : "5.2 GHz");
27         p += scnprintf(buf + p, bufsz - p, "\tTGj Narrow Band: %s\n",
28                        (le32_to_cpu(il->_3945.stats.flag) &
29                         UCODE_STATS_NARROW_BAND_MSK) ? "enabled" : "disabled");
30         return p;
31 }
32
33 static ssize_t
34 il3945_ucode_rx_stats_read(struct file *file, char __user *user_buf,
35                            size_t count, loff_t *ppos)
36 {
37         struct il_priv *il = file->private_data;
38         int pos = 0;
39         char *buf;
40         int bufsz =
41             sizeof(struct iwl39_stats_rx_phy) * 40 +
42             sizeof(struct iwl39_stats_rx_non_phy) * 40 + 400;
43         ssize_t ret;
44         struct iwl39_stats_rx_phy *ofdm, *accum_ofdm, *delta_ofdm, *max_ofdm;
45         struct iwl39_stats_rx_phy *cck, *accum_cck, *delta_cck, *max_cck;
46         struct iwl39_stats_rx_non_phy *general, *accum_general;
47         struct iwl39_stats_rx_non_phy *delta_general, *max_general;
48
49         if (!il_is_alive(il))
50                 return -EAGAIN;
51
52         buf = kzalloc(bufsz, GFP_KERNEL);
53         if (!buf) {
54                 IL_ERR("Can not allocate Buffer\n");
55                 return -ENOMEM;
56         }
57
58         /*
59          * The statistic information display here is based on
60          * the last stats notification from uCode
61          * might not reflect the current uCode activity
62          */
63         ofdm = &il->_3945.stats.rx.ofdm;
64         cck = &il->_3945.stats.rx.cck;
65         general = &il->_3945.stats.rx.general;
66         accum_ofdm = &il->_3945.accum_stats.rx.ofdm;
67         accum_cck = &il->_3945.accum_stats.rx.cck;
68         accum_general = &il->_3945.accum_stats.rx.general;
69         delta_ofdm = &il->_3945.delta_stats.rx.ofdm;
70         delta_cck = &il->_3945.delta_stats.rx.cck;
71         delta_general = &il->_3945.delta_stats.rx.general;
72         max_ofdm = &il->_3945.max_delta.rx.ofdm;
73         max_cck = &il->_3945.max_delta.rx.cck;
74         max_general = &il->_3945.max_delta.rx.general;
75
76         pos += il3945_stats_flag(il, buf, bufsz);
77         pos +=
78             scnprintf(buf + pos, bufsz - pos,
79                       "%-32s     current"
80                       "accumulative      delta         max\n",
81                       "Statistics_Rx - OFDM:");
82         pos +=
83             scnprintf(buf + pos, bufsz - pos,
84                       "  %-30s %10u  %10u  %10u  %10u\n", "ina_cnt:",
85                       le32_to_cpu(ofdm->ina_cnt), accum_ofdm->ina_cnt,
86                       delta_ofdm->ina_cnt, max_ofdm->ina_cnt);
87         pos +=
88             scnprintf(buf + pos, bufsz - pos,
89                       "  %-30s %10u  %10u  %10u  %10u\n", "fina_cnt:",
90                       le32_to_cpu(ofdm->fina_cnt), accum_ofdm->fina_cnt,
91                       delta_ofdm->fina_cnt, max_ofdm->fina_cnt);
92         pos +=
93             scnprintf(buf + pos, bufsz - pos,
94                       "  %-30s %10u  %10u  %10u  %10u\n", "plcp_err:",
95                       le32_to_cpu(ofdm->plcp_err), accum_ofdm->plcp_err,
96                       delta_ofdm->plcp_err, max_ofdm->plcp_err);
97         pos +=
98             scnprintf(buf + pos, bufsz - pos,
99                       "  %-30s %10u  %10u  %10u  %10u\n", "crc32_err:",
100                       le32_to_cpu(ofdm->crc32_err), accum_ofdm->crc32_err,
101                       delta_ofdm->crc32_err, max_ofdm->crc32_err);
102         pos +=
103             scnprintf(buf + pos, bufsz - pos,
104                       "  %-30s %10u  %10u  %10u  %10u\n", "overrun_err:",
105                       le32_to_cpu(ofdm->overrun_err), accum_ofdm->overrun_err,
106                       delta_ofdm->overrun_err, max_ofdm->overrun_err);
107         pos +=
108             scnprintf(buf + pos, bufsz - pos,
109                       "  %-30s %10u  %10u  %10u  %10u\n", "early_overrun_err:",
110                       le32_to_cpu(ofdm->early_overrun_err),
111                       accum_ofdm->early_overrun_err,
112                       delta_ofdm->early_overrun_err,
113                       max_ofdm->early_overrun_err);
114         pos +=
115             scnprintf(buf + pos, bufsz - pos,
116                       "  %-30s %10u  %10u  %10u  %10u\n", "crc32_good:",
117                       le32_to_cpu(ofdm->crc32_good), accum_ofdm->crc32_good,
118                       delta_ofdm->crc32_good, max_ofdm->crc32_good);
119         pos +=
120             scnprintf(buf + pos, bufsz - pos,
121                       "  %-30s %10u  %10u  %10u  %10u\n", "false_alarm_cnt:",
122                       le32_to_cpu(ofdm->false_alarm_cnt),
123                       accum_ofdm->false_alarm_cnt, delta_ofdm->false_alarm_cnt,
124                       max_ofdm->false_alarm_cnt);
125         pos +=
126             scnprintf(buf + pos, bufsz - pos,
127                       "  %-30s %10u  %10u  %10u  %10u\n", "fina_sync_err_cnt:",
128                       le32_to_cpu(ofdm->fina_sync_err_cnt),
129                       accum_ofdm->fina_sync_err_cnt,
130                       delta_ofdm->fina_sync_err_cnt,
131                       max_ofdm->fina_sync_err_cnt);
132         pos +=
133             scnprintf(buf + pos, bufsz - pos,
134                       "  %-30s %10u  %10u  %10u  %10u\n", "sfd_timeout:",
135                       le32_to_cpu(ofdm->sfd_timeout), accum_ofdm->sfd_timeout,
136                       delta_ofdm->sfd_timeout, max_ofdm->sfd_timeout);
137         pos +=
138             scnprintf(buf + pos, bufsz - pos,
139                       "  %-30s %10u  %10u  %10u  %10u\n", "fina_timeout:",
140                       le32_to_cpu(ofdm->fina_timeout), accum_ofdm->fina_timeout,
141                       delta_ofdm->fina_timeout, max_ofdm->fina_timeout);
142         pos +=
143             scnprintf(buf + pos, bufsz - pos,
144                       "  %-30s %10u  %10u  %10u  %10u\n", "unresponded_rts:",
145                       le32_to_cpu(ofdm->unresponded_rts),
146                       accum_ofdm->unresponded_rts, delta_ofdm->unresponded_rts,
147                       max_ofdm->unresponded_rts);
148         pos +=
149             scnprintf(buf + pos, bufsz - pos,
150                       "  %-30s %10u  %10u  %10u  %10u\n",
151                       "rxe_frame_lmt_ovrun:",
152                       le32_to_cpu(ofdm->rxe_frame_limit_overrun),
153                       accum_ofdm->rxe_frame_limit_overrun,
154                       delta_ofdm->rxe_frame_limit_overrun,
155                       max_ofdm->rxe_frame_limit_overrun);
156         pos +=
157             scnprintf(buf + pos, bufsz - pos,
158                       "  %-30s %10u  %10u  %10u  %10u\n", "sent_ack_cnt:",
159                       le32_to_cpu(ofdm->sent_ack_cnt), accum_ofdm->sent_ack_cnt,
160                       delta_ofdm->sent_ack_cnt, max_ofdm->sent_ack_cnt);
161         pos +=
162             scnprintf(buf + pos, bufsz - pos,
163                       "  %-30s %10u  %10u  %10u  %10u\n", "sent_cts_cnt:",
164                       le32_to_cpu(ofdm->sent_cts_cnt), accum_ofdm->sent_cts_cnt,
165                       delta_ofdm->sent_cts_cnt, max_ofdm->sent_cts_cnt);
166
167         pos +=
168             scnprintf(buf + pos, bufsz - pos,
169                       "%-32s     current"
170                       "accumulative      delta         max\n",
171                       "Statistics_Rx - CCK:");
172         pos +=
173             scnprintf(buf + pos, bufsz - pos,
174                       "  %-30s %10u  %10u  %10u  %10u\n", "ina_cnt:",
175                       le32_to_cpu(cck->ina_cnt), accum_cck->ina_cnt,
176                       delta_cck->ina_cnt, max_cck->ina_cnt);
177         pos +=
178             scnprintf(buf + pos, bufsz - pos,
179                       "  %-30s %10u  %10u  %10u  %10u\n", "fina_cnt:",
180                       le32_to_cpu(cck->fina_cnt), accum_cck->fina_cnt,
181                       delta_cck->fina_cnt, max_cck->fina_cnt);
182         pos +=
183             scnprintf(buf + pos, bufsz - pos,
184                       "  %-30s %10u  %10u  %10u  %10u\n", "plcp_err:",
185                       le32_to_cpu(cck->plcp_err), accum_cck->plcp_err,
186                       delta_cck->plcp_err, max_cck->plcp_err);
187         pos +=
188             scnprintf(buf + pos, bufsz - pos,
189                       "  %-30s %10u  %10u  %10u  %10u\n", "crc32_err:",
190                       le32_to_cpu(cck->crc32_err), accum_cck->crc32_err,
191                       delta_cck->crc32_err, max_cck->crc32_err);
192         pos +=
193             scnprintf(buf + pos, bufsz - pos,
194                       "  %-30s %10u  %10u  %10u  %10u\n", "overrun_err:",
195                       le32_to_cpu(cck->overrun_err), accum_cck->overrun_err,
196                       delta_cck->overrun_err, max_cck->overrun_err);
197         pos +=
198             scnprintf(buf + pos, bufsz - pos,
199                       "  %-30s %10u  %10u  %10u  %10u\n", "early_overrun_err:",
200                       le32_to_cpu(cck->early_overrun_err),
201                       accum_cck->early_overrun_err,
202                       delta_cck->early_overrun_err, max_cck->early_overrun_err);
203         pos +=
204             scnprintf(buf + pos, bufsz - pos,
205                       "  %-30s %10u  %10u  %10u  %10u\n", "crc32_good:",
206                       le32_to_cpu(cck->crc32_good), accum_cck->crc32_good,
207                       delta_cck->crc32_good, max_cck->crc32_good);
208         pos +=
209             scnprintf(buf + pos, bufsz - pos,
210                       "  %-30s %10u  %10u  %10u  %10u\n", "false_alarm_cnt:",
211                       le32_to_cpu(cck->false_alarm_cnt),
212                       accum_cck->false_alarm_cnt, delta_cck->false_alarm_cnt,
213                       max_cck->false_alarm_cnt);
214         pos +=
215             scnprintf(buf + pos, bufsz - pos,
216                       "  %-30s %10u  %10u  %10u  %10u\n", "fina_sync_err_cnt:",
217                       le32_to_cpu(cck->fina_sync_err_cnt),
218                       accum_cck->fina_sync_err_cnt,
219                       delta_cck->fina_sync_err_cnt, max_cck->fina_sync_err_cnt);
220         pos +=
221             scnprintf(buf + pos, bufsz - pos,
222                       "  %-30s %10u  %10u  %10u  %10u\n", "sfd_timeout:",
223                       le32_to_cpu(cck->sfd_timeout), accum_cck->sfd_timeout,
224                       delta_cck->sfd_timeout, max_cck->sfd_timeout);
225         pos +=
226             scnprintf(buf + pos, bufsz - pos,
227                       "  %-30s %10u  %10u  %10u  %10u\n", "fina_timeout:",
228                       le32_to_cpu(cck->fina_timeout), accum_cck->fina_timeout,
229                       delta_cck->fina_timeout, max_cck->fina_timeout);
230         pos +=
231             scnprintf(buf + pos, bufsz - pos,
232                       "  %-30s %10u  %10u  %10u  %10u\n", "unresponded_rts:",
233                       le32_to_cpu(cck->unresponded_rts),
234                       accum_cck->unresponded_rts, delta_cck->unresponded_rts,
235                       max_cck->unresponded_rts);
236         pos +=
237             scnprintf(buf + pos, bufsz - pos,
238                       "  %-30s %10u  %10u  %10u  %10u\n",
239                       "rxe_frame_lmt_ovrun:",
240                       le32_to_cpu(cck->rxe_frame_limit_overrun),
241                       accum_cck->rxe_frame_limit_overrun,
242                       delta_cck->rxe_frame_limit_overrun,
243                       max_cck->rxe_frame_limit_overrun);
244         pos +=
245             scnprintf(buf + pos, bufsz - pos,
246                       "  %-30s %10u  %10u  %10u  %10u\n", "sent_ack_cnt:",
247                       le32_to_cpu(cck->sent_ack_cnt), accum_cck->sent_ack_cnt,
248                       delta_cck->sent_ack_cnt, max_cck->sent_ack_cnt);
249         pos +=
250             scnprintf(buf + pos, bufsz - pos,
251                       "  %-30s %10u  %10u  %10u  %10u\n", "sent_cts_cnt:",
252                       le32_to_cpu(cck->sent_cts_cnt), accum_cck->sent_cts_cnt,
253                       delta_cck->sent_cts_cnt, max_cck->sent_cts_cnt);
254
255         pos +=
256             scnprintf(buf + pos, bufsz - pos,
257                       "%-32s     current"
258                       "accumulative      delta         max\n",
259                       "Statistics_Rx - GENERAL:");
260         pos +=
261             scnprintf(buf + pos, bufsz - pos,
262                       "  %-30s %10u  %10u  %10u  %10u\n", "bogus_cts:",
263                       le32_to_cpu(general->bogus_cts), accum_general->bogus_cts,
264                       delta_general->bogus_cts, max_general->bogus_cts);
265         pos +=
266             scnprintf(buf + pos, bufsz - pos,
267                       "  %-30s %10u  %10u  %10u  %10u\n", "bogus_ack:",
268                       le32_to_cpu(general->bogus_ack), accum_general->bogus_ack,
269                       delta_general->bogus_ack, max_general->bogus_ack);
270         pos +=
271             scnprintf(buf + pos, bufsz - pos,
272                       "  %-30s %10u  %10u  %10u  %10u\n", "non_bssid_frames:",
273                       le32_to_cpu(general->non_bssid_frames),
274                       accum_general->non_bssid_frames,
275                       delta_general->non_bssid_frames,
276                       max_general->non_bssid_frames);
277         pos +=
278             scnprintf(buf + pos, bufsz - pos,
279                       "  %-30s %10u  %10u  %10u  %10u\n", "filtered_frames:",
280                       le32_to_cpu(general->filtered_frames),
281                       accum_general->filtered_frames,
282                       delta_general->filtered_frames,
283                       max_general->filtered_frames);
284         pos +=
285             scnprintf(buf + pos, bufsz - pos,
286                       "  %-30s %10u  %10u  %10u  %10u\n",
287                       "non_channel_beacons:",
288                       le32_to_cpu(general->non_channel_beacons),
289                       accum_general->non_channel_beacons,
290                       delta_general->non_channel_beacons,
291                       max_general->non_channel_beacons);
292
293         ret = simple_read_from_buffer(user_buf, count, ppos, buf, pos);
294         kfree(buf);
295         return ret;
296 }
297
298 static ssize_t
299 il3945_ucode_tx_stats_read(struct file *file, char __user *user_buf,
300                            size_t count, loff_t *ppos)
301 {
302         struct il_priv *il = file->private_data;
303         int pos = 0;
304         char *buf;
305         int bufsz = (sizeof(struct iwl39_stats_tx) * 48) + 250;
306         ssize_t ret;
307         struct iwl39_stats_tx *tx, *accum_tx, *delta_tx, *max_tx;
308
309         if (!il_is_alive(il))
310                 return -EAGAIN;
311
312         buf = kzalloc(bufsz, GFP_KERNEL);
313         if (!buf) {
314                 IL_ERR("Can not allocate Buffer\n");
315                 return -ENOMEM;
316         }
317
318         /*
319          * The statistic information display here is based on
320          * the last stats notification from uCode
321          * might not reflect the current uCode activity
322          */
323         tx = &il->_3945.stats.tx;
324         accum_tx = &il->_3945.accum_stats.tx;
325         delta_tx = &il->_3945.delta_stats.tx;
326         max_tx = &il->_3945.max_delta.tx;
327         pos += il3945_stats_flag(il, buf, bufsz);
328         pos +=
329             scnprintf(buf + pos, bufsz - pos,
330                       "%-32s     current"
331                       "accumulative      delta         max\n",
332                       "Statistics_Tx:");
333         pos +=
334             scnprintf(buf + pos, bufsz - pos,
335                       "  %-30s %10u  %10u  %10u  %10u\n", "preamble:",
336                       le32_to_cpu(tx->preamble_cnt), accum_tx->preamble_cnt,
337                       delta_tx->preamble_cnt, max_tx->preamble_cnt);
338         pos +=
339             scnprintf(buf + pos, bufsz - pos,
340                       "  %-30s %10u  %10u  %10u  %10u\n", "rx_detected_cnt:",
341                       le32_to_cpu(tx->rx_detected_cnt),
342                       accum_tx->rx_detected_cnt, delta_tx->rx_detected_cnt,
343                       max_tx->rx_detected_cnt);
344         pos +=
345             scnprintf(buf + pos, bufsz - pos,
346                       "  %-30s %10u  %10u  %10u  %10u\n", "bt_prio_defer_cnt:",
347                       le32_to_cpu(tx->bt_prio_defer_cnt),
348                       accum_tx->bt_prio_defer_cnt, delta_tx->bt_prio_defer_cnt,
349                       max_tx->bt_prio_defer_cnt);
350         pos +=
351             scnprintf(buf + pos, bufsz - pos,
352                       "  %-30s %10u  %10u  %10u  %10u\n", "bt_prio_kill_cnt:",
353                       le32_to_cpu(tx->bt_prio_kill_cnt),
354                       accum_tx->bt_prio_kill_cnt, delta_tx->bt_prio_kill_cnt,
355                       max_tx->bt_prio_kill_cnt);
356         pos +=
357             scnprintf(buf + pos, bufsz - pos,
358                       "  %-30s %10u  %10u  %10u  %10u\n", "few_bytes_cnt:",
359                       le32_to_cpu(tx->few_bytes_cnt), accum_tx->few_bytes_cnt,
360                       delta_tx->few_bytes_cnt, max_tx->few_bytes_cnt);
361         pos +=
362             scnprintf(buf + pos, bufsz - pos,
363                       "  %-30s %10u  %10u  %10u  %10u\n", "cts_timeout:",
364                       le32_to_cpu(tx->cts_timeout), accum_tx->cts_timeout,
365                       delta_tx->cts_timeout, max_tx->cts_timeout);
366         pos +=
367             scnprintf(buf + pos, bufsz - pos,
368                       "  %-30s %10u  %10u  %10u  %10u\n", "ack_timeout:",
369                       le32_to_cpu(tx->ack_timeout), accum_tx->ack_timeout,
370                       delta_tx->ack_timeout, max_tx->ack_timeout);
371         pos +=
372             scnprintf(buf + pos, bufsz - pos,
373                       "  %-30s %10u  %10u  %10u  %10u\n", "expected_ack_cnt:",
374                       le32_to_cpu(tx->expected_ack_cnt),
375                       accum_tx->expected_ack_cnt, delta_tx->expected_ack_cnt,
376                       max_tx->expected_ack_cnt);
377         pos +=
378             scnprintf(buf + pos, bufsz - pos,
379                       "  %-30s %10u  %10u  %10u  %10u\n", "actual_ack_cnt:",
380                       le32_to_cpu(tx->actual_ack_cnt), accum_tx->actual_ack_cnt,
381                       delta_tx->actual_ack_cnt, max_tx->actual_ack_cnt);
382
383         ret = simple_read_from_buffer(user_buf, count, ppos, buf, pos);
384         kfree(buf);
385         return ret;
386 }
387
388 static ssize_t
389 il3945_ucode_general_stats_read(struct file *file, char __user *user_buf,
390                                 size_t count, loff_t *ppos)
391 {
392         struct il_priv *il = file->private_data;
393         int pos = 0;
394         char *buf;
395         int bufsz = sizeof(struct iwl39_stats_general) * 10 + 300;
396         ssize_t ret;
397         struct iwl39_stats_general *general, *accum_general;
398         struct iwl39_stats_general *delta_general, *max_general;
399         struct stats_dbg *dbg, *accum_dbg, *delta_dbg, *max_dbg;
400         struct iwl39_stats_div *div, *accum_div, *delta_div, *max_div;
401
402         if (!il_is_alive(il))
403                 return -EAGAIN;
404
405         buf = kzalloc(bufsz, GFP_KERNEL);
406         if (!buf) {
407                 IL_ERR("Can not allocate Buffer\n");
408                 return -ENOMEM;
409         }
410
411         /*
412          * The statistic information display here is based on
413          * the last stats notification from uCode
414          * might not reflect the current uCode activity
415          */
416         general = &il->_3945.stats.general;
417         dbg = &il->_3945.stats.general.dbg;
418         div = &il->_3945.stats.general.div;
419         accum_general = &il->_3945.accum_stats.general;
420         delta_general = &il->_3945.delta_stats.general;
421         max_general = &il->_3945.max_delta.general;
422         accum_dbg = &il->_3945.accum_stats.general.dbg;
423         delta_dbg = &il->_3945.delta_stats.general.dbg;
424         max_dbg = &il->_3945.max_delta.general.dbg;
425         accum_div = &il->_3945.accum_stats.general.div;
426         delta_div = &il->_3945.delta_stats.general.div;
427         max_div = &il->_3945.max_delta.general.div;
428         pos += il3945_stats_flag(il, buf, bufsz);
429         pos +=
430             scnprintf(buf + pos, bufsz - pos,
431                       "%-32s     current"
432                       "accumulative      delta         max\n",
433                       "Statistics_General:");
434         pos +=
435             scnprintf(buf + pos, bufsz - pos,
436                       "  %-30s %10u  %10u  %10u  %10u\n", "burst_check:",
437                       le32_to_cpu(dbg->burst_check), accum_dbg->burst_check,
438                       delta_dbg->burst_check, max_dbg->burst_check);
439         pos +=
440             scnprintf(buf + pos, bufsz - pos,
441                       "  %-30s %10u  %10u  %10u  %10u\n", "burst_count:",
442                       le32_to_cpu(dbg->burst_count), accum_dbg->burst_count,
443                       delta_dbg->burst_count, max_dbg->burst_count);
444         pos +=
445             scnprintf(buf + pos, bufsz - pos,
446                       "  %-30s %10u  %10u  %10u  %10u\n", "sleep_time:",
447                       le32_to_cpu(general->sleep_time),
448                       accum_general->sleep_time, delta_general->sleep_time,
449                       max_general->sleep_time);
450         pos +=
451             scnprintf(buf + pos, bufsz - pos,
452                       "  %-30s %10u  %10u  %10u  %10u\n", "slots_out:",
453                       le32_to_cpu(general->slots_out), accum_general->slots_out,
454                       delta_general->slots_out, max_general->slots_out);
455         pos +=
456             scnprintf(buf + pos, bufsz - pos,
457                       "  %-30s %10u  %10u  %10u  %10u\n", "slots_idle:",
458                       le32_to_cpu(general->slots_idle),
459                       accum_general->slots_idle, delta_general->slots_idle,
460                       max_general->slots_idle);
461         pos +=
462             scnprintf(buf + pos, bufsz - pos, "ttl_timestamp:\t\t\t%u\n",
463                       le32_to_cpu(general->ttl_timestamp));
464         pos +=
465             scnprintf(buf + pos, bufsz - pos,
466                       "  %-30s %10u  %10u  %10u  %10u\n", "tx_on_a:",
467                       le32_to_cpu(div->tx_on_a), accum_div->tx_on_a,
468                       delta_div->tx_on_a, max_div->tx_on_a);
469         pos +=
470             scnprintf(buf + pos, bufsz - pos,
471                       "  %-30s %10u  %10u  %10u  %10u\n", "tx_on_b:",
472                       le32_to_cpu(div->tx_on_b), accum_div->tx_on_b,
473                       delta_div->tx_on_b, max_div->tx_on_b);
474         pos +=
475             scnprintf(buf + pos, bufsz - pos,
476                       "  %-30s %10u  %10u  %10u  %10u\n", "exec_time:",
477                       le32_to_cpu(div->exec_time), accum_div->exec_time,
478                       delta_div->exec_time, max_div->exec_time);
479         pos +=
480             scnprintf(buf + pos, bufsz - pos,
481                       "  %-30s %10u  %10u  %10u  %10u\n", "probe_time:",
482                       le32_to_cpu(div->probe_time), accum_div->probe_time,
483                       delta_div->probe_time, max_div->probe_time);
484         ret = simple_read_from_buffer(user_buf, count, ppos, buf, pos);
485         kfree(buf);
486         return ret;
487 }
488
489 const struct il_debugfs_ops il3945_debugfs_ops = {
490         .rx_stats_read = il3945_ucode_rx_stats_read,
491         .tx_stats_read = il3945_ucode_tx_stats_read,
492         .general_stats_read = il3945_ucode_general_stats_read,
493 };