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timerfd: Allow timers to be cancelled when clock was set
[linux-2.6/linux-mips.git] / drivers / net / wireless / iwlwifi / iwl-agn-debugfs.c
blobb500aaae53ec1bcc0f0e3541e19e31cfa71bd71c
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 #include "iwl-agn.h"
29 #include "iwl-agn-debugfs.h"
30
31 static const char *fmt_value = " %-30s %10u\n";
32 static const char *fmt_hex = " %-30s 0x%02X\n";
33 static const char *fmt_table = " %-30s %10u %10u %10u %10u\n";
34 static const char *fmt_header =
35 "%-32s current cumulative delta max\n";
36
37 static int iwl_statistics_flag(struct iwl_priv *priv, char *buf, int bufsz)
38 {
39 int p = 0;
40 u32 flag;
41
42 if (iwl_bt_statistics(priv))
43 flag = le32_to_cpu(priv->_agn.statistics_bt.flag);
44 else
45 flag = le32_to_cpu(priv->_agn.statistics.flag);
46
47 p += scnprintf(buf + p, bufsz - p, "Statistics Flag(0x%X):\n", flag);
48 if (flag & UCODE_STATISTICS_CLEAR_MSK)
49 p += scnprintf(buf + p, bufsz - p,
50 "\tStatistics have been cleared\n");
51 p += scnprintf(buf + p, bufsz - p, "\tOperational Frequency: %s\n",
52 (flag & UCODE_STATISTICS_FREQUENCY_MSK)
53 ? "2.4 GHz" : "5.2 GHz");
54 p += scnprintf(buf + p, bufsz - p, "\tTGj Narrow Band: %s\n",
55 (flag & UCODE_STATISTICS_NARROW_BAND_MSK)
56 ? "enabled" : "disabled");
57
58 return p;
59 }
60
61 ssize_t iwl_ucode_rx_stats_read(struct file *file, char __user *user_buf,
62 size_t count, loff_t *ppos)
63 {
64 struct iwl_priv *priv = file->private_data;
65 int pos = 0;
66 char *buf;
67 int bufsz = sizeof(struct statistics_rx_phy) * 40 +
68 sizeof(struct statistics_rx_non_phy) * 40 +
69 sizeof(struct statistics_rx_ht_phy) * 40 + 400;
70 ssize_t ret;
71 struct statistics_rx_phy *ofdm, *accum_ofdm, *delta_ofdm, *max_ofdm;
72 struct statistics_rx_phy *cck, *accum_cck, *delta_cck, *max_cck;
73 struct statistics_rx_non_phy *general, *accum_general;
74 struct statistics_rx_non_phy *delta_general, *max_general;
75 struct statistics_rx_ht_phy *ht, *accum_ht, *delta_ht, *max_ht;
76
77 if (!iwl_is_alive(priv))
78 return -EAGAIN;
79
80 buf = kzalloc(bufsz, GFP_KERNEL);
81 if (!buf) {
82 IWL_ERR(priv, "Can not allocate Buffer\n");
83 return -ENOMEM;
84 }
85
86 /*
87 * the statistic information display here is based on
88 * the last statistics notification from uCode
89 * might not reflect the current uCode activity
90 */
91 if (iwl_bt_statistics(priv)) {
92 ofdm = &priv->_agn.statistics_bt.rx.ofdm;
93 cck = &priv->_agn.statistics_bt.rx.cck;
94 general = &priv->_agn.statistics_bt.rx.general.common;
95 ht = &priv->_agn.statistics_bt.rx.ofdm_ht;
96 accum_ofdm = &priv->_agn.accum_statistics_bt.rx.ofdm;
97 accum_cck = &priv->_agn.accum_statistics_bt.rx.cck;
98 accum_general =
99 &priv->_agn.accum_statistics_bt.rx.general.common;
100 accum_ht = &priv->_agn.accum_statistics_bt.rx.ofdm_ht;
101 delta_ofdm = &priv->_agn.delta_statistics_bt.rx.ofdm;
102 delta_cck = &priv->_agn.delta_statistics_bt.rx.cck;
103 delta_general =
104 &priv->_agn.delta_statistics_bt.rx.general.common;
105 delta_ht = &priv->_agn.delta_statistics_bt.rx.ofdm_ht;
106 max_ofdm = &priv->_agn.max_delta_bt.rx.ofdm;
107 max_cck = &priv->_agn.max_delta_bt.rx.cck;
108 max_general = &priv->_agn.max_delta_bt.rx.general.common;
109 max_ht = &priv->_agn.max_delta_bt.rx.ofdm_ht;
110 } else {
111 ofdm = &priv->_agn.statistics.rx.ofdm;
112 cck = &priv->_agn.statistics.rx.cck;
113 general = &priv->_agn.statistics.rx.general;
114 ht = &priv->_agn.statistics.rx.ofdm_ht;
115 accum_ofdm = &priv->_agn.accum_statistics.rx.ofdm;
116 accum_cck = &priv->_agn.accum_statistics.rx.cck;
117 accum_general = &priv->_agn.accum_statistics.rx.general;
118 accum_ht = &priv->_agn.accum_statistics.rx.ofdm_ht;
119 delta_ofdm = &priv->_agn.delta_statistics.rx.ofdm;
120 delta_cck = &priv->_agn.delta_statistics.rx.cck;
121 delta_general = &priv->_agn.delta_statistics.rx.general;
122 delta_ht = &priv->_agn.delta_statistics.rx.ofdm_ht;
123 max_ofdm = &priv->_agn.max_delta.rx.ofdm;
124 max_cck = &priv->_agn.max_delta.rx.cck;
125 max_general = &priv->_agn.max_delta.rx.general;
126 max_ht = &priv->_agn.max_delta.rx.ofdm_ht;
127 }
128
129 pos += iwl_statistics_flag(priv, buf, bufsz);
130 pos += scnprintf(buf + pos, bufsz - pos,
131 fmt_header, "Statistics_Rx - OFDM:");
132 pos += scnprintf(buf + pos, bufsz - pos,
133 fmt_table, "ina_cnt:",
134 le32_to_cpu(ofdm->ina_cnt),
135 accum_ofdm->ina_cnt,
136 delta_ofdm->ina_cnt, max_ofdm->ina_cnt);
137 pos += scnprintf(buf + pos, bufsz - pos,
138 fmt_table, "fina_cnt:",
139 le32_to_cpu(ofdm->fina_cnt), accum_ofdm->fina_cnt,
140 delta_ofdm->fina_cnt, max_ofdm->fina_cnt);
141 pos += scnprintf(buf + pos, bufsz - pos,
142 fmt_table, "plcp_err:",
143 le32_to_cpu(ofdm->plcp_err), accum_ofdm->plcp_err,
144 delta_ofdm->plcp_err, max_ofdm->plcp_err);
145 pos += scnprintf(buf + pos, bufsz - pos,
146 fmt_table, "crc32_err:",
147 le32_to_cpu(ofdm->crc32_err), accum_ofdm->crc32_err,
148 delta_ofdm->crc32_err, max_ofdm->crc32_err);
149 pos += scnprintf(buf + pos, bufsz - pos,
150 fmt_table, "overrun_err:",
151 le32_to_cpu(ofdm->overrun_err),
152 accum_ofdm->overrun_err, delta_ofdm->overrun_err,
153 max_ofdm->overrun_err);
154 pos += scnprintf(buf + pos, bufsz - pos,
155 fmt_table, "early_overrun_err:",
156 le32_to_cpu(ofdm->early_overrun_err),
157 accum_ofdm->early_overrun_err,
158 delta_ofdm->early_overrun_err,
159 max_ofdm->early_overrun_err);
160 pos += scnprintf(buf + pos, bufsz - pos,
161 fmt_table, "crc32_good:",
162 le32_to_cpu(ofdm->crc32_good),
163 accum_ofdm->crc32_good, delta_ofdm->crc32_good,
164 max_ofdm->crc32_good);
165 pos += scnprintf(buf + pos, bufsz - pos,
166 fmt_table, "false_alarm_cnt:",
167 le32_to_cpu(ofdm->false_alarm_cnt),
168 accum_ofdm->false_alarm_cnt,
169 delta_ofdm->false_alarm_cnt,
170 max_ofdm->false_alarm_cnt);
171 pos += scnprintf(buf + pos, bufsz - pos,
172 fmt_table, "fina_sync_err_cnt:",
173 le32_to_cpu(ofdm->fina_sync_err_cnt),
174 accum_ofdm->fina_sync_err_cnt,
175 delta_ofdm->fina_sync_err_cnt,
176 max_ofdm->fina_sync_err_cnt);
177 pos += scnprintf(buf + pos, bufsz - pos,
178 fmt_table, "sfd_timeout:",
179 le32_to_cpu(ofdm->sfd_timeout),
180 accum_ofdm->sfd_timeout, delta_ofdm->sfd_timeout,
181 max_ofdm->sfd_timeout);
182 pos += scnprintf(buf + pos, bufsz - pos,
183 fmt_table, "fina_timeout:",
184 le32_to_cpu(ofdm->fina_timeout),
185 accum_ofdm->fina_timeout, delta_ofdm->fina_timeout,
186 max_ofdm->fina_timeout);
187 pos += scnprintf(buf + pos, bufsz - pos,
188 fmt_table, "unresponded_rts:",
189 le32_to_cpu(ofdm->unresponded_rts),
190 accum_ofdm->unresponded_rts,
191 delta_ofdm->unresponded_rts,
192 max_ofdm->unresponded_rts);
193 pos += scnprintf(buf + pos, bufsz - pos,
194 fmt_table, "rxe_frame_lmt_ovrun:",
195 le32_to_cpu(ofdm->rxe_frame_limit_overrun),
196 accum_ofdm->rxe_frame_limit_overrun,
197 delta_ofdm->rxe_frame_limit_overrun,
198 max_ofdm->rxe_frame_limit_overrun);
199 pos += scnprintf(buf + pos, bufsz - pos,
200 fmt_table, "sent_ack_cnt:",
201 le32_to_cpu(ofdm->sent_ack_cnt),
202 accum_ofdm->sent_ack_cnt, delta_ofdm->sent_ack_cnt,
203 max_ofdm->sent_ack_cnt);
204 pos += scnprintf(buf + pos, bufsz - pos,
205 fmt_table, "sent_cts_cnt:",
206 le32_to_cpu(ofdm->sent_cts_cnt),
207 accum_ofdm->sent_cts_cnt, delta_ofdm->sent_cts_cnt,
208 max_ofdm->sent_cts_cnt);
209 pos += scnprintf(buf + pos, bufsz - pos,
210 fmt_table, "sent_ba_rsp_cnt:",
211 le32_to_cpu(ofdm->sent_ba_rsp_cnt),
212 accum_ofdm->sent_ba_rsp_cnt,
213 delta_ofdm->sent_ba_rsp_cnt,
214 max_ofdm->sent_ba_rsp_cnt);
215 pos += scnprintf(buf + pos, bufsz - pos,
216 fmt_table, "dsp_self_kill:",
217 le32_to_cpu(ofdm->dsp_self_kill),
218 accum_ofdm->dsp_self_kill,
219 delta_ofdm->dsp_self_kill,
220 max_ofdm->dsp_self_kill);
221 pos += scnprintf(buf + pos, bufsz - pos,
222 fmt_table, "mh_format_err:",
223 le32_to_cpu(ofdm->mh_format_err),
224 accum_ofdm->mh_format_err,
225 delta_ofdm->mh_format_err,
226 max_ofdm->mh_format_err);
227 pos += scnprintf(buf + pos, bufsz - pos,
228 fmt_table, "re_acq_main_rssi_sum:",
229 le32_to_cpu(ofdm->re_acq_main_rssi_sum),
230 accum_ofdm->re_acq_main_rssi_sum,
231 delta_ofdm->re_acq_main_rssi_sum,
232 max_ofdm->re_acq_main_rssi_sum);
233
234 pos += scnprintf(buf + pos, bufsz - pos,
235 fmt_header, "Statistics_Rx - CCK:");
236 pos += scnprintf(buf + pos, bufsz - pos,
237 fmt_table, "ina_cnt:",
238 le32_to_cpu(cck->ina_cnt), accum_cck->ina_cnt,
239 delta_cck->ina_cnt, max_cck->ina_cnt);
240 pos += scnprintf(buf + pos, bufsz - pos,
241 fmt_table, "fina_cnt:",
242 le32_to_cpu(cck->fina_cnt), accum_cck->fina_cnt,
243 delta_cck->fina_cnt, max_cck->fina_cnt);
244 pos += scnprintf(buf + pos, bufsz - pos,
245 fmt_table, "plcp_err:",
246 le32_to_cpu(cck->plcp_err), accum_cck->plcp_err,
247 delta_cck->plcp_err, max_cck->plcp_err);
248 pos += scnprintf(buf + pos, bufsz - pos,
249 fmt_table, "crc32_err:",
250 le32_to_cpu(cck->crc32_err), accum_cck->crc32_err,
251 delta_cck->crc32_err, max_cck->crc32_err);
252 pos += scnprintf(buf + pos, bufsz - pos,
253 fmt_table, "overrun_err:",
254 le32_to_cpu(cck->overrun_err),
255 accum_cck->overrun_err, delta_cck->overrun_err,
256 max_cck->overrun_err);
257 pos += scnprintf(buf + pos, bufsz - pos,
258 fmt_table, "early_overrun_err:",
259 le32_to_cpu(cck->early_overrun_err),
260 accum_cck->early_overrun_err,
261 delta_cck->early_overrun_err,
262 max_cck->early_overrun_err);
263 pos += scnprintf(buf + pos, bufsz - pos,
264 fmt_table, "crc32_good:",
265 le32_to_cpu(cck->crc32_good), accum_cck->crc32_good,
266 delta_cck->crc32_good, max_cck->crc32_good);
267 pos += scnprintf(buf + pos, bufsz - pos,
268 fmt_table, "false_alarm_cnt:",
269 le32_to_cpu(cck->false_alarm_cnt),
270 accum_cck->false_alarm_cnt,
271 delta_cck->false_alarm_cnt, max_cck->false_alarm_cnt);
272 pos += scnprintf(buf + pos, bufsz - pos,
273 fmt_table, "fina_sync_err_cnt:",
274 le32_to_cpu(cck->fina_sync_err_cnt),
275 accum_cck->fina_sync_err_cnt,
276 delta_cck->fina_sync_err_cnt,
277 max_cck->fina_sync_err_cnt);
278 pos += scnprintf(buf + pos, bufsz - pos,
279 fmt_table, "sfd_timeout:",
280 le32_to_cpu(cck->sfd_timeout),
281 accum_cck->sfd_timeout, delta_cck->sfd_timeout,
282 max_cck->sfd_timeout);
283 pos += scnprintf(buf + pos, bufsz - pos,
284 fmt_table, "fina_timeout:",
285 le32_to_cpu(cck->fina_timeout),
286 accum_cck->fina_timeout, delta_cck->fina_timeout,
287 max_cck->fina_timeout);
288 pos += scnprintf(buf + pos, bufsz - pos,
289 fmt_table, "unresponded_rts:",
290 le32_to_cpu(cck->unresponded_rts),
291 accum_cck->unresponded_rts, delta_cck->unresponded_rts,
292 max_cck->unresponded_rts);
293 pos += scnprintf(buf + pos, bufsz - pos,
294 fmt_table, "rxe_frame_lmt_ovrun:",
295 le32_to_cpu(cck->rxe_frame_limit_overrun),
296 accum_cck->rxe_frame_limit_overrun,
297 delta_cck->rxe_frame_limit_overrun,
298 max_cck->rxe_frame_limit_overrun);
299 pos += scnprintf(buf + pos, bufsz - pos,
300 fmt_table, "sent_ack_cnt:",
301 le32_to_cpu(cck->sent_ack_cnt),
302 accum_cck->sent_ack_cnt, delta_cck->sent_ack_cnt,
303 max_cck->sent_ack_cnt);
304 pos += scnprintf(buf + pos, bufsz - pos,
305 fmt_table, "sent_cts_cnt:",
306 le32_to_cpu(cck->sent_cts_cnt),
307 accum_cck->sent_cts_cnt, delta_cck->sent_cts_cnt,
308 max_cck->sent_cts_cnt);
309 pos += scnprintf(buf + pos, bufsz - pos,
310 fmt_table, "sent_ba_rsp_cnt:",
311 le32_to_cpu(cck->sent_ba_rsp_cnt),
312 accum_cck->sent_ba_rsp_cnt,
313 delta_cck->sent_ba_rsp_cnt,
314 max_cck->sent_ba_rsp_cnt);
315 pos += scnprintf(buf + pos, bufsz - pos,
316 fmt_table, "dsp_self_kill:",
317 le32_to_cpu(cck->dsp_self_kill),
318 accum_cck->dsp_self_kill, delta_cck->dsp_self_kill,
319 max_cck->dsp_self_kill);
320 pos += scnprintf(buf + pos, bufsz - pos,
321 fmt_table, "mh_format_err:",
322 le32_to_cpu(cck->mh_format_err),
323 accum_cck->mh_format_err, delta_cck->mh_format_err,
324 max_cck->mh_format_err);
325 pos += scnprintf(buf + pos, bufsz - pos,
326 fmt_table, "re_acq_main_rssi_sum:",
327 le32_to_cpu(cck->re_acq_main_rssi_sum),
328 accum_cck->re_acq_main_rssi_sum,
329 delta_cck->re_acq_main_rssi_sum,
330 max_cck->re_acq_main_rssi_sum);
331
332 pos += scnprintf(buf + pos, bufsz - pos,
333 fmt_header, "Statistics_Rx - GENERAL:");
334 pos += scnprintf(buf + pos, bufsz - pos,
335 fmt_table, "bogus_cts:",
336 le32_to_cpu(general->bogus_cts),
337 accum_general->bogus_cts, delta_general->bogus_cts,
338 max_general->bogus_cts);
339 pos += scnprintf(buf + pos, bufsz - pos,
340 fmt_table, "bogus_ack:",
341 le32_to_cpu(general->bogus_ack),
342 accum_general->bogus_ack, delta_general->bogus_ack,
343 max_general->bogus_ack);
344 pos += scnprintf(buf + pos, bufsz - pos,
345 fmt_table, "non_bssid_frames:",
346 le32_to_cpu(general->non_bssid_frames),
347 accum_general->non_bssid_frames,
348 delta_general->non_bssid_frames,
349 max_general->non_bssid_frames);
350 pos += scnprintf(buf + pos, bufsz - pos,
351 fmt_table, "filtered_frames:",
352 le32_to_cpu(general->filtered_frames),
353 accum_general->filtered_frames,
354 delta_general->filtered_frames,
355 max_general->filtered_frames);
356 pos += scnprintf(buf + pos, bufsz - pos,
357 fmt_table, "non_channel_beacons:",
358 le32_to_cpu(general->non_channel_beacons),
359 accum_general->non_channel_beacons,
360 delta_general->non_channel_beacons,
361 max_general->non_channel_beacons);
362 pos += scnprintf(buf + pos, bufsz - pos,
363 fmt_table, "channel_beacons:",
364 le32_to_cpu(general->channel_beacons),
365 accum_general->channel_beacons,
366 delta_general->channel_beacons,
367 max_general->channel_beacons);
368 pos += scnprintf(buf + pos, bufsz - pos,
369 fmt_table, "num_missed_bcon:",
370 le32_to_cpu(general->num_missed_bcon),
371 accum_general->num_missed_bcon,
372 delta_general->num_missed_bcon,
373 max_general->num_missed_bcon);
374 pos += scnprintf(buf + pos, bufsz - pos,
375 fmt_table, "adc_rx_saturation_time:",
376 le32_to_cpu(general->adc_rx_saturation_time),
377 accum_general->adc_rx_saturation_time,
378 delta_general->adc_rx_saturation_time,
379 max_general->adc_rx_saturation_time);
380 pos += scnprintf(buf + pos, bufsz - pos,
381 fmt_table, "ina_detect_search_tm:",
382 le32_to_cpu(general->ina_detection_search_time),
383 accum_general->ina_detection_search_time,
384 delta_general->ina_detection_search_time,
385 max_general->ina_detection_search_time);
386 pos += scnprintf(buf + pos, bufsz - pos,
387 fmt_table, "beacon_silence_rssi_a:",
388 le32_to_cpu(general->beacon_silence_rssi_a),
389 accum_general->beacon_silence_rssi_a,
390 delta_general->beacon_silence_rssi_a,
391 max_general->beacon_silence_rssi_a);
392 pos += scnprintf(buf + pos, bufsz - pos,
393 fmt_table, "beacon_silence_rssi_b:",
394 le32_to_cpu(general->beacon_silence_rssi_b),
395 accum_general->beacon_silence_rssi_b,
396 delta_general->beacon_silence_rssi_b,
397 max_general->beacon_silence_rssi_b);
398 pos += scnprintf(buf + pos, bufsz - pos,
399 fmt_table, "beacon_silence_rssi_c:",
400 le32_to_cpu(general->beacon_silence_rssi_c),
401 accum_general->beacon_silence_rssi_c,
402 delta_general->beacon_silence_rssi_c,
403 max_general->beacon_silence_rssi_c);
404 pos += scnprintf(buf + pos, bufsz - pos,
405 fmt_table, "interference_data_flag:",
406 le32_to_cpu(general->interference_data_flag),
407 accum_general->interference_data_flag,
408 delta_general->interference_data_flag,
409 max_general->interference_data_flag);
410 pos += scnprintf(buf + pos, bufsz - pos,
411 fmt_table, "channel_load:",
412 le32_to_cpu(general->channel_load),
413 accum_general->channel_load,
414 delta_general->channel_load,
415 max_general->channel_load);
416 pos += scnprintf(buf + pos, bufsz - pos,
417 fmt_table, "dsp_false_alarms:",
418 le32_to_cpu(general->dsp_false_alarms),
419 accum_general->dsp_false_alarms,
420 delta_general->dsp_false_alarms,
421 max_general->dsp_false_alarms);
422 pos += scnprintf(buf + pos, bufsz - pos,
423 fmt_table, "beacon_rssi_a:",
424 le32_to_cpu(general->beacon_rssi_a),
425 accum_general->beacon_rssi_a,
426 delta_general->beacon_rssi_a,
427 max_general->beacon_rssi_a);
428 pos += scnprintf(buf + pos, bufsz - pos,
429 fmt_table, "beacon_rssi_b:",
430 le32_to_cpu(general->beacon_rssi_b),
431 accum_general->beacon_rssi_b,
432 delta_general->beacon_rssi_b,
433 max_general->beacon_rssi_b);
434 pos += scnprintf(buf + pos, bufsz - pos,
435 fmt_table, "beacon_rssi_c:",
436 le32_to_cpu(general->beacon_rssi_c),
437 accum_general->beacon_rssi_c,
438 delta_general->beacon_rssi_c,
439 max_general->beacon_rssi_c);
440 pos += scnprintf(buf + pos, bufsz - pos,
441 fmt_table, "beacon_energy_a:",
442 le32_to_cpu(general->beacon_energy_a),
443 accum_general->beacon_energy_a,
444 delta_general->beacon_energy_a,
445 max_general->beacon_energy_a);
446 pos += scnprintf(buf + pos, bufsz - pos,
447 fmt_table, "beacon_energy_b:",
448 le32_to_cpu(general->beacon_energy_b),
449 accum_general->beacon_energy_b,
450 delta_general->beacon_energy_b,
451 max_general->beacon_energy_b);
452 pos += scnprintf(buf + pos, bufsz - pos,
453 fmt_table, "beacon_energy_c:",
454 le32_to_cpu(general->beacon_energy_c),
455 accum_general->beacon_energy_c,
456 delta_general->beacon_energy_c,
457 max_general->beacon_energy_c);
458
459 pos += scnprintf(buf + pos, bufsz - pos,
460 fmt_header, "Statistics_Rx - OFDM_HT:");
461 pos += scnprintf(buf + pos, bufsz - pos,
462 fmt_table, "plcp_err:",
463 le32_to_cpu(ht->plcp_err), accum_ht->plcp_err,
464 delta_ht->plcp_err, max_ht->plcp_err);
465 pos += scnprintf(buf + pos, bufsz - pos,
466 fmt_table, "overrun_err:",
467 le32_to_cpu(ht->overrun_err), accum_ht->overrun_err,
468 delta_ht->overrun_err, max_ht->overrun_err);
469 pos += scnprintf(buf + pos, bufsz - pos,
470 fmt_table, "early_overrun_err:",
471 le32_to_cpu(ht->early_overrun_err),
472 accum_ht->early_overrun_err,
473 delta_ht->early_overrun_err,
474 max_ht->early_overrun_err);
475 pos += scnprintf(buf + pos, bufsz - pos,
476 fmt_table, "crc32_good:",
477 le32_to_cpu(ht->crc32_good), accum_ht->crc32_good,
478 delta_ht->crc32_good, max_ht->crc32_good);
479 pos += scnprintf(buf + pos, bufsz - pos,
480 fmt_table, "crc32_err:",
481 le32_to_cpu(ht->crc32_err), accum_ht->crc32_err,
482 delta_ht->crc32_err, max_ht->crc32_err);
483 pos += scnprintf(buf + pos, bufsz - pos,
484 fmt_table, "mh_format_err:",
485 le32_to_cpu(ht->mh_format_err),
486 accum_ht->mh_format_err,
487 delta_ht->mh_format_err, max_ht->mh_format_err);
488 pos += scnprintf(buf + pos, bufsz - pos,
489 fmt_table, "agg_crc32_good:",
490 le32_to_cpu(ht->agg_crc32_good),
491 accum_ht->agg_crc32_good,
492 delta_ht->agg_crc32_good, max_ht->agg_crc32_good);
493 pos += scnprintf(buf + pos, bufsz - pos,
494 fmt_table, "agg_mpdu_cnt:",
495 le32_to_cpu(ht->agg_mpdu_cnt),
496 accum_ht->agg_mpdu_cnt,
497 delta_ht->agg_mpdu_cnt, max_ht->agg_mpdu_cnt);
498 pos += scnprintf(buf + pos, bufsz - pos,
499 fmt_table, "agg_cnt:",
500 le32_to_cpu(ht->agg_cnt), accum_ht->agg_cnt,
501 delta_ht->agg_cnt, max_ht->agg_cnt);
502 pos += scnprintf(buf + pos, bufsz - pos,
503 fmt_table, "unsupport_mcs:",
504 le32_to_cpu(ht->unsupport_mcs),
505 accum_ht->unsupport_mcs,
506 delta_ht->unsupport_mcs, max_ht->unsupport_mcs);
507
508 ret = simple_read_from_buffer(user_buf, count, ppos, buf, pos);
509 kfree(buf);
510 return ret;
511 }
512
513 ssize_t iwl_ucode_tx_stats_read(struct file *file,
514 char __user *user_buf,
515 size_t count, loff_t *ppos)
516 {
517 struct iwl_priv *priv = file->private_data;
518 int pos = 0;
519 char *buf;
520 int bufsz = (sizeof(struct statistics_tx) * 48) + 250;
521 ssize_t ret;
522 struct statistics_tx *tx, *accum_tx, *delta_tx, *max_tx;
523
524 if (!iwl_is_alive(priv))
525 return -EAGAIN;
526
527 buf = kzalloc(bufsz, GFP_KERNEL);
528 if (!buf) {
529 IWL_ERR(priv, "Can not allocate Buffer\n");
530 return -ENOMEM;
531 }
532
533 /* the statistic information display here is based on
534 * the last statistics notification from uCode
535 * might not reflect the current uCode activity
536 */
537 if (iwl_bt_statistics(priv)) {
538 tx = &priv->_agn.statistics_bt.tx;
539 accum_tx = &priv->_agn.accum_statistics_bt.tx;
540 delta_tx = &priv->_agn.delta_statistics_bt.tx;
541 max_tx = &priv->_agn.max_delta_bt.tx;
542 } else {
543 tx = &priv->_agn.statistics.tx;
544 accum_tx = &priv->_agn.accum_statistics.tx;
545 delta_tx = &priv->_agn.delta_statistics.tx;
546 max_tx = &priv->_agn.max_delta.tx;
547 }
548
549 pos += iwl_statistics_flag(priv, buf, bufsz);
550 pos += scnprintf(buf + pos, bufsz - pos,
551 fmt_header, "Statistics_Tx:");
552 pos += scnprintf(buf + pos, bufsz - pos,
553 fmt_table, "preamble:",
554 le32_to_cpu(tx->preamble_cnt),
555 accum_tx->preamble_cnt,
556 delta_tx->preamble_cnt, max_tx->preamble_cnt);
557 pos += scnprintf(buf + pos, bufsz - pos,
558 fmt_table, "rx_detected_cnt:",
559 le32_to_cpu(tx->rx_detected_cnt),
560 accum_tx->rx_detected_cnt,
561 delta_tx->rx_detected_cnt, max_tx->rx_detected_cnt);
562 pos += scnprintf(buf + pos, bufsz - pos,
563 fmt_table, "bt_prio_defer_cnt:",
564 le32_to_cpu(tx->bt_prio_defer_cnt),
565 accum_tx->bt_prio_defer_cnt,
566 delta_tx->bt_prio_defer_cnt,
567 max_tx->bt_prio_defer_cnt);
568 pos += scnprintf(buf + pos, bufsz - pos,
569 fmt_table, "bt_prio_kill_cnt:",
570 le32_to_cpu(tx->bt_prio_kill_cnt),
571 accum_tx->bt_prio_kill_cnt,
572 delta_tx->bt_prio_kill_cnt,
573 max_tx->bt_prio_kill_cnt);
574 pos += scnprintf(buf + pos, bufsz - pos,
575 fmt_table, "few_bytes_cnt:",
576 le32_to_cpu(tx->few_bytes_cnt),
577 accum_tx->few_bytes_cnt,
578 delta_tx->few_bytes_cnt, max_tx->few_bytes_cnt);
579 pos += scnprintf(buf + pos, bufsz - pos,
580 fmt_table, "cts_timeout:",
581 le32_to_cpu(tx->cts_timeout), accum_tx->cts_timeout,
582 delta_tx->cts_timeout, max_tx->cts_timeout);
583 pos += scnprintf(buf + pos, bufsz - pos,
584 fmt_table, "ack_timeout:",
585 le32_to_cpu(tx->ack_timeout),
586 accum_tx->ack_timeout,
587 delta_tx->ack_timeout, max_tx->ack_timeout);
588 pos += scnprintf(buf + pos, bufsz - pos,
589 fmt_table, "expected_ack_cnt:",
590 le32_to_cpu(tx->expected_ack_cnt),
591 accum_tx->expected_ack_cnt,
592 delta_tx->expected_ack_cnt,
593 max_tx->expected_ack_cnt);
594 pos += scnprintf(buf + pos, bufsz - pos,
595 fmt_table, "actual_ack_cnt:",
596 le32_to_cpu(tx->actual_ack_cnt),
597 accum_tx->actual_ack_cnt,
598 delta_tx->actual_ack_cnt,
599 max_tx->actual_ack_cnt);
600 pos += scnprintf(buf + pos, bufsz - pos,
601 fmt_table, "dump_msdu_cnt:",
602 le32_to_cpu(tx->dump_msdu_cnt),
603 accum_tx->dump_msdu_cnt,
604 delta_tx->dump_msdu_cnt,
605 max_tx->dump_msdu_cnt);
606 pos += scnprintf(buf + pos, bufsz - pos,
607 fmt_table, "abort_nxt_frame_mismatch:",
608 le32_to_cpu(tx->burst_abort_next_frame_mismatch_cnt),
609 accum_tx->burst_abort_next_frame_mismatch_cnt,
610 delta_tx->burst_abort_next_frame_mismatch_cnt,
611 max_tx->burst_abort_next_frame_mismatch_cnt);
612 pos += scnprintf(buf + pos, bufsz - pos,
613 fmt_table, "abort_missing_nxt_frame:",
614 le32_to_cpu(tx->burst_abort_missing_next_frame_cnt),
615 accum_tx->burst_abort_missing_next_frame_cnt,
616 delta_tx->burst_abort_missing_next_frame_cnt,
617 max_tx->burst_abort_missing_next_frame_cnt);
618 pos += scnprintf(buf + pos, bufsz - pos,
619 fmt_table, "cts_timeout_collision:",
620 le32_to_cpu(tx->cts_timeout_collision),
621 accum_tx->cts_timeout_collision,
622 delta_tx->cts_timeout_collision,
623 max_tx->cts_timeout_collision);
624 pos += scnprintf(buf + pos, bufsz - pos,
625 fmt_table, "ack_ba_timeout_collision:",
626 le32_to_cpu(tx->ack_or_ba_timeout_collision),
627 accum_tx->ack_or_ba_timeout_collision,
628 delta_tx->ack_or_ba_timeout_collision,
629 max_tx->ack_or_ba_timeout_collision);
630 pos += scnprintf(buf + pos, bufsz - pos,
631 fmt_table, "agg ba_timeout:",
632 le32_to_cpu(tx->agg.ba_timeout),
633 accum_tx->agg.ba_timeout,
634 delta_tx->agg.ba_timeout,
635 max_tx->agg.ba_timeout);
636 pos += scnprintf(buf + pos, bufsz - pos,
637 fmt_table, "agg ba_resched_frames:",
638 le32_to_cpu(tx->agg.ba_reschedule_frames),
639 accum_tx->agg.ba_reschedule_frames,
640 delta_tx->agg.ba_reschedule_frames,
641 max_tx->agg.ba_reschedule_frames);
642 pos += scnprintf(buf + pos, bufsz - pos,
643 fmt_table, "agg scd_query_agg_frame:",
644 le32_to_cpu(tx->agg.scd_query_agg_frame_cnt),
645 accum_tx->agg.scd_query_agg_frame_cnt,
646 delta_tx->agg.scd_query_agg_frame_cnt,
647 max_tx->agg.scd_query_agg_frame_cnt);
648 pos += scnprintf(buf + pos, bufsz - pos,
649 fmt_table, "agg scd_query_no_agg:",
650 le32_to_cpu(tx->agg.scd_query_no_agg),
651 accum_tx->agg.scd_query_no_agg,
652 delta_tx->agg.scd_query_no_agg,
653 max_tx->agg.scd_query_no_agg);
654 pos += scnprintf(buf + pos, bufsz - pos,
655 fmt_table, "agg scd_query_agg:",
656 le32_to_cpu(tx->agg.scd_query_agg),
657 accum_tx->agg.scd_query_agg,
658 delta_tx->agg.scd_query_agg,
659 max_tx->agg.scd_query_agg);
660 pos += scnprintf(buf + pos, bufsz - pos,
661 fmt_table, "agg scd_query_mismatch:",
662 le32_to_cpu(tx->agg.scd_query_mismatch),
663 accum_tx->agg.scd_query_mismatch,
664 delta_tx->agg.scd_query_mismatch,
665 max_tx->agg.scd_query_mismatch);
666 pos += scnprintf(buf + pos, bufsz - pos,
667 fmt_table, "agg frame_not_ready:",
668 le32_to_cpu(tx->agg.frame_not_ready),
669 accum_tx->agg.frame_not_ready,
670 delta_tx->agg.frame_not_ready,
671 max_tx->agg.frame_not_ready);
672 pos += scnprintf(buf + pos, bufsz - pos,
673 fmt_table, "agg underrun:",
674 le32_to_cpu(tx->agg.underrun),
675 accum_tx->agg.underrun,
676 delta_tx->agg.underrun, max_tx->agg.underrun);
677 pos += scnprintf(buf + pos, bufsz - pos,
678 fmt_table, "agg bt_prio_kill:",
679 le32_to_cpu(tx->agg.bt_prio_kill),
680 accum_tx->agg.bt_prio_kill,
681 delta_tx->agg.bt_prio_kill,
682 max_tx->agg.bt_prio_kill);
683 pos += scnprintf(buf + pos, bufsz - pos,
684 fmt_table, "agg rx_ba_rsp_cnt:",
685 le32_to_cpu(tx->agg.rx_ba_rsp_cnt),
686 accum_tx->agg.rx_ba_rsp_cnt,
687 delta_tx->agg.rx_ba_rsp_cnt,
688 max_tx->agg.rx_ba_rsp_cnt);
689
690 if (tx->tx_power.ant_a || tx->tx_power.ant_b || tx->tx_power.ant_c) {
691 pos += scnprintf(buf + pos, bufsz - pos,
692 "tx power: (1/2 dB step)\n");
693 if ((priv->cfg->valid_tx_ant & ANT_A) && tx->tx_power.ant_a)
694 pos += scnprintf(buf + pos, bufsz - pos,
695 fmt_hex, "antenna A:",
696 tx->tx_power.ant_a);
697 if ((priv->cfg->valid_tx_ant & ANT_B) && tx->tx_power.ant_b)
698 pos += scnprintf(buf + pos, bufsz - pos,
699 fmt_hex, "antenna B:",
700 tx->tx_power.ant_b);
701 if ((priv->cfg->valid_tx_ant & ANT_C) && tx->tx_power.ant_c)
702 pos += scnprintf(buf + pos, bufsz - pos,
703 fmt_hex, "antenna C:",
704 tx->tx_power.ant_c);
705 }
706 ret = simple_read_from_buffer(user_buf, count, ppos, buf, pos);
707 kfree(buf);
708 return ret;
709 }
710
711 ssize_t iwl_ucode_general_stats_read(struct file *file, char __user *user_buf,
712 size_t count, loff_t *ppos)
713 {
714 struct iwl_priv *priv = file->private_data;
715 int pos = 0;
716 char *buf;
717 int bufsz = sizeof(struct statistics_general) * 10 + 300;
718 ssize_t ret;
719 struct statistics_general_common *general, *accum_general;
720 struct statistics_general_common *delta_general, *max_general;
721 struct statistics_dbg *dbg, *accum_dbg, *delta_dbg, *max_dbg;
722 struct statistics_div *div, *accum_div, *delta_div, *max_div;
723
724 if (!iwl_is_alive(priv))
725 return -EAGAIN;
726
727 buf = kzalloc(bufsz, GFP_KERNEL);
728 if (!buf) {
729 IWL_ERR(priv, "Can not allocate Buffer\n");
730 return -ENOMEM;
731 }
732
733 /* the statistic information display here is based on
734 * the last statistics notification from uCode
735 * might not reflect the current uCode activity
736 */
737 if (iwl_bt_statistics(priv)) {
738 general = &priv->_agn.statistics_bt.general.common;
739 dbg = &priv->_agn.statistics_bt.general.common.dbg;
740 div = &priv->_agn.statistics_bt.general.common.div;
741 accum_general = &priv->_agn.accum_statistics_bt.general.common;
742 accum_dbg = &priv->_agn.accum_statistics_bt.general.common.dbg;
743 accum_div = &priv->_agn.accum_statistics_bt.general.common.div;
744 delta_general = &priv->_agn.delta_statistics_bt.general.common;
745 max_general = &priv->_agn.max_delta_bt.general.common;
746 delta_dbg = &priv->_agn.delta_statistics_bt.general.common.dbg;
747 max_dbg = &priv->_agn.max_delta_bt.general.common.dbg;
748 delta_div = &priv->_agn.delta_statistics_bt.general.common.div;
749 max_div = &priv->_agn.max_delta_bt.general.common.div;
750 } else {
751 general = &priv->_agn.statistics.general.common;
752 dbg = &priv->_agn.statistics.general.common.dbg;
753 div = &priv->_agn.statistics.general.common.div;
754 accum_general = &priv->_agn.accum_statistics.general.common;
755 accum_dbg = &priv->_agn.accum_statistics.general.common.dbg;
756 accum_div = &priv->_agn.accum_statistics.general.common.div;
757 delta_general = &priv->_agn.delta_statistics.general.common;
758 max_general = &priv->_agn.max_delta.general.common;
759 delta_dbg = &priv->_agn.delta_statistics.general.common.dbg;
760 max_dbg = &priv->_agn.max_delta.general.common.dbg;
761 delta_div = &priv->_agn.delta_statistics.general.common.div;
762 max_div = &priv->_agn.max_delta.general.common.div;
763 }
764
765 pos += iwl_statistics_flag(priv, buf, bufsz);
766 pos += scnprintf(buf + pos, bufsz - pos,
767 fmt_header, "Statistics_General:");
768 pos += scnprintf(buf + pos, bufsz - pos,
769 fmt_value, "temperature:",
770 le32_to_cpu(general->temperature));
771 pos += scnprintf(buf + pos, bufsz - pos,
772 fmt_value, "temperature_m:",
773 le32_to_cpu(general->temperature_m));
774 pos += scnprintf(buf + pos, bufsz - pos,
775 fmt_value, "ttl_timestamp:",
776 le32_to_cpu(general->ttl_timestamp));
777 pos += scnprintf(buf + pos, bufsz - pos,
778 fmt_table, "burst_check:",
779 le32_to_cpu(dbg->burst_check),
780 accum_dbg->burst_check,
781 delta_dbg->burst_check, max_dbg->burst_check);
782 pos += scnprintf(buf + pos, bufsz - pos,
783 fmt_table, "burst_count:",
784 le32_to_cpu(dbg->burst_count),
785 accum_dbg->burst_count,
786 delta_dbg->burst_count, max_dbg->burst_count);
787 pos += scnprintf(buf + pos, bufsz - pos,
788 fmt_table, "wait_for_silence_timeout_count:",
789 le32_to_cpu(dbg->wait_for_silence_timeout_cnt),
790 accum_dbg->wait_for_silence_timeout_cnt,
791 delta_dbg->wait_for_silence_timeout_cnt,
792 max_dbg->wait_for_silence_timeout_cnt);
793 pos += scnprintf(buf + pos, bufsz - pos,
794 fmt_table, "sleep_time:",
795 le32_to_cpu(general->sleep_time),
796 accum_general->sleep_time,
797 delta_general->sleep_time, max_general->sleep_time);
798 pos += scnprintf(buf + pos, bufsz - pos,
799 fmt_table, "slots_out:",
800 le32_to_cpu(general->slots_out),
801 accum_general->slots_out,
802 delta_general->slots_out, max_general->slots_out);
803 pos += scnprintf(buf + pos, bufsz - pos,
804 fmt_table, "slots_idle:",
805 le32_to_cpu(general->slots_idle),
806 accum_general->slots_idle,
807 delta_general->slots_idle, max_general->slots_idle);
808 pos += scnprintf(buf + pos, bufsz - pos,
809 fmt_table, "tx_on_a:",
810 le32_to_cpu(div->tx_on_a), accum_div->tx_on_a,
811 delta_div->tx_on_a, max_div->tx_on_a);
812 pos += scnprintf(buf + pos, bufsz - pos,
813 fmt_table, "tx_on_b:",
814 le32_to_cpu(div->tx_on_b), accum_div->tx_on_b,
815 delta_div->tx_on_b, max_div->tx_on_b);
816 pos += scnprintf(buf + pos, bufsz - pos,
817 fmt_table, "exec_time:",
818 le32_to_cpu(div->exec_time), accum_div->exec_time,
819 delta_div->exec_time, max_div->exec_time);
820 pos += scnprintf(buf + pos, bufsz - pos,
821 fmt_table, "probe_time:",
822 le32_to_cpu(div->probe_time), accum_div->probe_time,
823 delta_div->probe_time, max_div->probe_time);
824 pos += scnprintf(buf + pos, bufsz - pos,
825 fmt_table, "rx_enable_counter:",
826 le32_to_cpu(general->rx_enable_counter),
827 accum_general->rx_enable_counter,
828 delta_general->rx_enable_counter,
829 max_general->rx_enable_counter);
830 pos += scnprintf(buf + pos, bufsz - pos,
831 fmt_table, "num_of_sos_states:",
832 le32_to_cpu(general->num_of_sos_states),
833 accum_general->num_of_sos_states,
834 delta_general->num_of_sos_states,
835 max_general->num_of_sos_states);
836 ret = simple_read_from_buffer(user_buf, count, ppos, buf, pos);
837 kfree(buf);
838 return ret;
839 }
840
841 ssize_t iwl_ucode_bt_stats_read(struct file *file,
842 char __user *user_buf,
843 size_t count, loff_t *ppos)
844 {
845 struct iwl_priv *priv = (struct iwl_priv *)file->private_data;
846 int pos = 0;
847 char *buf;
848 int bufsz = (sizeof(struct statistics_bt_activity) * 24) + 200;
849 ssize_t ret;
850 struct statistics_bt_activity *bt, *accum_bt;
851
852 if (!iwl_is_alive(priv))
853 return -EAGAIN;
854
855 if (!priv->bt_enable_flag)
856 return -EINVAL;
857
858 /* make request to uCode to retrieve statistics information */
859 mutex_lock(&priv->mutex);
860 ret = iwl_send_statistics_request(priv, CMD_SYNC, false);
861 mutex_unlock(&priv->mutex);
862
863 if (ret) {
864 IWL_ERR(priv,
865 "Error sending statistics request: %zd\n", ret);
866 return -EAGAIN;
867 }
868 buf = kzalloc(bufsz, GFP_KERNEL);
869 if (!buf) {
870 IWL_ERR(priv, "Can not allocate Buffer\n");
871 return -ENOMEM;
872 }
873
874 /*
875 * the statistic information display here is based on
876 * the last statistics notification from uCode
877 * might not reflect the current uCode activity
878 */
879 bt = &priv->_agn.statistics_bt.general.activity;
880 accum_bt = &priv->_agn.accum_statistics_bt.general.activity;
881
882 pos += iwl_statistics_flag(priv, buf, bufsz);
883 pos += scnprintf(buf + pos, bufsz - pos, "Statistics_BT:\n");
884 pos += scnprintf(buf + pos, bufsz - pos,
885 "\t\t\tcurrent\t\t\taccumulative\n");
886 pos += scnprintf(buf + pos, bufsz - pos,
887 "hi_priority_tx_req_cnt:\t\t%u\t\t\t%u\n",
888 le32_to_cpu(bt->hi_priority_tx_req_cnt),
889 accum_bt->hi_priority_tx_req_cnt);
890 pos += scnprintf(buf + pos, bufsz - pos,
891 "hi_priority_tx_denied_cnt:\t%u\t\t\t%u\n",
892 le32_to_cpu(bt->hi_priority_tx_denied_cnt),
893 accum_bt->hi_priority_tx_denied_cnt);
894 pos += scnprintf(buf + pos, bufsz - pos,
895 "lo_priority_tx_req_cnt:\t\t%u\t\t\t%u\n",
896 le32_to_cpu(bt->lo_priority_tx_req_cnt),
897 accum_bt->lo_priority_tx_req_cnt);
898 pos += scnprintf(buf + pos, bufsz - pos,
899 "lo_priority_tx_denied_cnt:\t%u\t\t\t%u\n",
900 le32_to_cpu(bt->lo_priority_tx_denied_cnt),
901 accum_bt->lo_priority_tx_denied_cnt);
902 pos += scnprintf(buf + pos, bufsz - pos,
903 "hi_priority_rx_req_cnt:\t\t%u\t\t\t%u\n",
904 le32_to_cpu(bt->hi_priority_rx_req_cnt),
905 accum_bt->hi_priority_rx_req_cnt);
906 pos += scnprintf(buf + pos, bufsz - pos,
907 "hi_priority_rx_denied_cnt:\t%u\t\t\t%u\n",
908 le32_to_cpu(bt->hi_priority_rx_denied_cnt),
909 accum_bt->hi_priority_rx_denied_cnt);
910 pos += scnprintf(buf + pos, bufsz - pos,
911 "lo_priority_rx_req_cnt:\t\t%u\t\t\t%u\n",
912 le32_to_cpu(bt->lo_priority_rx_req_cnt),
913 accum_bt->lo_priority_rx_req_cnt);
914 pos += scnprintf(buf + pos, bufsz - pos,
915 "lo_priority_rx_denied_cnt:\t%u\t\t\t%u\n",
916 le32_to_cpu(bt->lo_priority_rx_denied_cnt),
917 accum_bt->lo_priority_rx_denied_cnt);
918
919 pos += scnprintf(buf + pos, bufsz - pos,
920 "(rx)num_bt_kills:\t\t%u\t\t\t%u\n",
921 le32_to_cpu(priv->_agn.statistics_bt.rx.
922 general.num_bt_kills),
923 priv->_agn.accum_statistics_bt.rx.
924 general.num_bt_kills);
925
926 ret = simple_read_from_buffer(user_buf, count, ppos, buf, pos);
927 kfree(buf);
928 return ret;
929 }
930
931 ssize_t iwl_reply_tx_error_read(struct file *file,
932 char __user *user_buf,
933 size_t count, loff_t *ppos)
934 {
935 struct iwl_priv *priv = (struct iwl_priv *)file->private_data;
936 int pos = 0;
937 char *buf;
938 int bufsz = (sizeof(struct reply_tx_error_statistics) * 24) +
939 (sizeof(struct reply_agg_tx_error_statistics) * 24) + 200;
940 ssize_t ret;
941
942 if (!iwl_is_alive(priv))
943 return -EAGAIN;
944
945 buf = kzalloc(bufsz, GFP_KERNEL);
946 if (!buf) {
947 IWL_ERR(priv, "Can not allocate Buffer\n");
948 return -ENOMEM;
949 }
950
951 pos += scnprintf(buf + pos, bufsz - pos, "Statistics_TX_Error:\n");
952 pos += scnprintf(buf + pos, bufsz - pos, "%s:\t\t\t\t%u\n",
953 iwl_get_tx_fail_reason(TX_STATUS_POSTPONE_DELAY),
954 priv->_agn.reply_tx_stats.pp_delay);
955 pos += scnprintf(buf + pos, bufsz - pos, "%s:\t\t\t%u\n",
956 iwl_get_tx_fail_reason(TX_STATUS_POSTPONE_FEW_BYTES),
957 priv->_agn.reply_tx_stats.pp_few_bytes);
958 pos += scnprintf(buf + pos, bufsz - pos, "%s:\t\t\t%u\n",
959 iwl_get_tx_fail_reason(TX_STATUS_POSTPONE_BT_PRIO),
960 priv->_agn.reply_tx_stats.pp_bt_prio);
961 pos += scnprintf(buf + pos, bufsz - pos, "%s:\t\t\t%u\n",
962 iwl_get_tx_fail_reason(TX_STATUS_POSTPONE_QUIET_PERIOD),
963 priv->_agn.reply_tx_stats.pp_quiet_period);
964 pos += scnprintf(buf + pos, bufsz - pos, "%s:\t\t\t%u\n",
965 iwl_get_tx_fail_reason(TX_STATUS_POSTPONE_CALC_TTAK),
966 priv->_agn.reply_tx_stats.pp_calc_ttak);
967 pos += scnprintf(buf + pos, bufsz - pos, "%s:\t\t%u\n",
968 iwl_get_tx_fail_reason(
969 TX_STATUS_FAIL_INTERNAL_CROSSED_RETRY),
970 priv->_agn.reply_tx_stats.int_crossed_retry);
971 pos += scnprintf(buf + pos, bufsz - pos, "%s:\t\t\t%u\n",
972 iwl_get_tx_fail_reason(TX_STATUS_FAIL_SHORT_LIMIT),
973 priv->_agn.reply_tx_stats.short_limit);
974 pos += scnprintf(buf + pos, bufsz - pos, "%s:\t\t\t%u\n",
975 iwl_get_tx_fail_reason(TX_STATUS_FAIL_LONG_LIMIT),
976 priv->_agn.reply_tx_stats.long_limit);
977 pos += scnprintf(buf + pos, bufsz - pos, "%s:\t\t\t%u\n",
978 iwl_get_tx_fail_reason(TX_STATUS_FAIL_FIFO_UNDERRUN),
979 priv->_agn.reply_tx_stats.fifo_underrun);
980 pos += scnprintf(buf + pos, bufsz - pos, "%s:\t\t\t%u\n",
981 iwl_get_tx_fail_reason(TX_STATUS_FAIL_DRAIN_FLOW),
982 priv->_agn.reply_tx_stats.drain_flow);
983 pos += scnprintf(buf + pos, bufsz - pos, "%s:\t\t\t%u\n",
984 iwl_get_tx_fail_reason(TX_STATUS_FAIL_RFKILL_FLUSH),
985 priv->_agn.reply_tx_stats.rfkill_flush);
986 pos += scnprintf(buf + pos, bufsz - pos, "%s:\t\t\t%u\n",
987 iwl_get_tx_fail_reason(TX_STATUS_FAIL_LIFE_EXPIRE),
988 priv->_agn.reply_tx_stats.life_expire);
989 pos += scnprintf(buf + pos, bufsz - pos, "%s:\t\t\t%u\n",
990 iwl_get_tx_fail_reason(TX_STATUS_FAIL_DEST_PS),
991 priv->_agn.reply_tx_stats.dest_ps);
992 pos += scnprintf(buf + pos, bufsz - pos, "%s:\t\t\t%u\n",
993 iwl_get_tx_fail_reason(TX_STATUS_FAIL_HOST_ABORTED),
994 priv->_agn.reply_tx_stats.host_abort);
995 pos += scnprintf(buf + pos, bufsz - pos, "%s:\t\t\t%u\n",
996 iwl_get_tx_fail_reason(TX_STATUS_FAIL_BT_RETRY),
997 priv->_agn.reply_tx_stats.pp_delay);
998 pos += scnprintf(buf + pos, bufsz - pos, "%s:\t\t\t%u\n",
999 iwl_get_tx_fail_reason(TX_STATUS_FAIL_STA_INVALID),
1000 priv->_agn.reply_tx_stats.sta_invalid);
1001 pos += scnprintf(buf + pos, bufsz - pos, "%s:\t\t\t%u\n",
1002 iwl_get_tx_fail_reason(TX_STATUS_FAIL_FRAG_DROPPED),
1003 priv->_agn.reply_tx_stats.frag_drop);
1004 pos += scnprintf(buf + pos, bufsz - pos, "%s:\t\t\t%u\n",
1005 iwl_get_tx_fail_reason(TX_STATUS_FAIL_TID_DISABLE),
1006 priv->_agn.reply_tx_stats.tid_disable);
1007 pos += scnprintf(buf + pos, bufsz - pos, "%s:\t\t\t%u\n",
1008 iwl_get_tx_fail_reason(TX_STATUS_FAIL_FIFO_FLUSHED),
1009 priv->_agn.reply_tx_stats.fifo_flush);
1010 pos += scnprintf(buf + pos, bufsz - pos, "%s:\t\t%u\n",
1011 iwl_get_tx_fail_reason(
1012 TX_STATUS_FAIL_INSUFFICIENT_CF_POLL),
1013 priv->_agn.reply_tx_stats.insuff_cf_poll);
1014 pos += scnprintf(buf + pos, bufsz - pos, "%s:\t\t\t%u\n",
1015 iwl_get_tx_fail_reason(TX_STATUS_FAIL_PASSIVE_NO_RX),
1016 priv->_agn.reply_tx_stats.fail_hw_drop);
1017 pos += scnprintf(buf + pos, bufsz - pos, "%s:\t\t%u\n",
1018 iwl_get_tx_fail_reason(
1019 TX_STATUS_FAIL_NO_BEACON_ON_RADAR),
1020 priv->_agn.reply_tx_stats.sta_color_mismatch);
1021 pos += scnprintf(buf + pos, bufsz - pos, "UNKNOWN:\t\t\t%u\n",
1022 priv->_agn.reply_tx_stats.unknown);
1023
1024 pos += scnprintf(buf + pos, bufsz - pos,
1025 "\nStatistics_Agg_TX_Error:\n");
1026
1027 pos += scnprintf(buf + pos, bufsz - pos, "%s:\t\t\t%u\n",
1028 iwl_get_agg_tx_fail_reason(AGG_TX_STATE_UNDERRUN_MSK),
1029 priv->_agn.reply_agg_tx_stats.underrun);
1030 pos += scnprintf(buf + pos, bufsz - pos, "%s:\t\t\t%u\n",
1031 iwl_get_agg_tx_fail_reason(AGG_TX_STATE_BT_PRIO_MSK),
1032 priv->_agn.reply_agg_tx_stats.bt_prio);
1033 pos += scnprintf(buf + pos, bufsz - pos, "%s:\t\t\t%u\n",
1034 iwl_get_agg_tx_fail_reason(AGG_TX_STATE_FEW_BYTES_MSK),
1035 priv->_agn.reply_agg_tx_stats.few_bytes);
1036 pos += scnprintf(buf + pos, bufsz - pos, "%s:\t\t\t%u\n",
1037 iwl_get_agg_tx_fail_reason(AGG_TX_STATE_ABORT_MSK),
1038 priv->_agn.reply_agg_tx_stats.abort);
1039 pos += scnprintf(buf + pos, bufsz - pos, "%s:\t\t%u\n",
1040 iwl_get_agg_tx_fail_reason(
1041 AGG_TX_STATE_LAST_SENT_TTL_MSK),
1042 priv->_agn.reply_agg_tx_stats.last_sent_ttl);
1043 pos += scnprintf(buf + pos, bufsz - pos, "%s:\t\t%u\n",
1044 iwl_get_agg_tx_fail_reason(
1045 AGG_TX_STATE_LAST_SENT_TRY_CNT_MSK),
1046 priv->_agn.reply_agg_tx_stats.last_sent_try);
1047 pos += scnprintf(buf + pos, bufsz - pos, "%s:\t\t%u\n",
1048 iwl_get_agg_tx_fail_reason(
1049 AGG_TX_STATE_LAST_SENT_BT_KILL_MSK),
1050 priv->_agn.reply_agg_tx_stats.last_sent_bt_kill);
1051 pos += scnprintf(buf + pos, bufsz - pos, "%s:\t\t\t%u\n",
1052 iwl_get_agg_tx_fail_reason(AGG_TX_STATE_SCD_QUERY_MSK),
1053 priv->_agn.reply_agg_tx_stats.scd_query);
1054 pos += scnprintf(buf + pos, bufsz - pos, "%s:\t\t%u\n",
1055 iwl_get_agg_tx_fail_reason(
1056 AGG_TX_STATE_TEST_BAD_CRC32_MSK),
1057 priv->_agn.reply_agg_tx_stats.bad_crc32);
1058 pos += scnprintf(buf + pos, bufsz - pos, "%s:\t\t\t%u\n",
1059 iwl_get_agg_tx_fail_reason(AGG_TX_STATE_RESPONSE_MSK),
1060 priv->_agn.reply_agg_tx_stats.response);
1061 pos += scnprintf(buf + pos, bufsz - pos, "%s:\t\t\t%u\n",
1062 iwl_get_agg_tx_fail_reason(AGG_TX_STATE_DUMP_TX_MSK),
1063 priv->_agn.reply_agg_tx_stats.dump_tx);
1064 pos += scnprintf(buf + pos, bufsz - pos, "%s:\t\t\t%u\n",
1065 iwl_get_agg_tx_fail_reason(AGG_TX_STATE_DELAY_TX_MSK),
1066 priv->_agn.reply_agg_tx_stats.delay_tx);
1067 pos += scnprintf(buf + pos, bufsz - pos, "UNKNOWN:\t\t\t%u\n",
1068 priv->_agn.reply_agg_tx_stats.unknown);
1069
1070 ret = simple_read_from_buffer(user_buf, count, ppos, buf, pos);
1071 kfree(buf);
1072 return ret;
1073 }
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