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proc: use seq_puts()/seq_putc() where possible
[linux-2.6/next.git] / drivers / net / wireless / iwlwifi / iwl-agn-debugfs.c
bloba6dbd8983dacb32dda5a2cd15ab8cc0f26bfd2f6
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 (priv->cfg->bt_params &&
43 priv->cfg->bt_params->bt_statistics)
44 flag = le32_to_cpu(priv->_agn.statistics_bt.flag);
45 else
46 flag = le32_to_cpu(priv->_agn.statistics.flag);
47
48 p += scnprintf(buf + p, bufsz - p, "Statistics Flag(0x%X):\n", flag);
49 if (flag & UCODE_STATISTICS_CLEAR_MSK)
50 p += scnprintf(buf + p, bufsz - p,
51 "\tStatistics have been cleared\n");
52 p += scnprintf(buf + p, bufsz - p, "\tOperational Frequency: %s\n",
53 (flag & UCODE_STATISTICS_FREQUENCY_MSK)
54 ? "2.4 GHz" : "5.2 GHz");
55 p += scnprintf(buf + p, bufsz - p, "\tTGj Narrow Band: %s\n",
56 (flag & UCODE_STATISTICS_NARROW_BAND_MSK)
57 ? "enabled" : "disabled");
58
59 return p;
60 }
61
62 ssize_t iwl_ucode_rx_stats_read(struct file *file, char __user *user_buf,
63 size_t count, loff_t *ppos)
64 {
65 struct iwl_priv *priv = file->private_data;
66 int pos = 0;
67 char *buf;
68 int bufsz = sizeof(struct statistics_rx_phy) * 40 +
69 sizeof(struct statistics_rx_non_phy) * 40 +
70 sizeof(struct statistics_rx_ht_phy) * 40 + 400;
71 ssize_t ret;
72 struct statistics_rx_phy *ofdm, *accum_ofdm, *delta_ofdm, *max_ofdm;
73 struct statistics_rx_phy *cck, *accum_cck, *delta_cck, *max_cck;
74 struct statistics_rx_non_phy *general, *accum_general;
75 struct statistics_rx_non_phy *delta_general, *max_general;
76 struct statistics_rx_ht_phy *ht, *accum_ht, *delta_ht, *max_ht;
77
78 if (!iwl_is_alive(priv))
79 return -EAGAIN;
80
81 buf = kzalloc(bufsz, GFP_KERNEL);
82 if (!buf) {
83 IWL_ERR(priv, "Can not allocate Buffer\n");
84 return -ENOMEM;
85 }
86
87 /*
88 * the statistic information display here is based on
89 * the last statistics notification from uCode
90 * might not reflect the current uCode activity
91 */
92 if (priv->cfg->bt_params &&
93 priv->cfg->bt_params->bt_statistics) {
94 ofdm = &priv->_agn.statistics_bt.rx.ofdm;
95 cck = &priv->_agn.statistics_bt.rx.cck;
96 general = &priv->_agn.statistics_bt.rx.general.common;
97 ht = &priv->_agn.statistics_bt.rx.ofdm_ht;
98 accum_ofdm = &priv->_agn.accum_statistics_bt.rx.ofdm;
99 accum_cck = &priv->_agn.accum_statistics_bt.rx.cck;
100 accum_general =
101 &priv->_agn.accum_statistics_bt.rx.general.common;
102 accum_ht = &priv->_agn.accum_statistics_bt.rx.ofdm_ht;
103 delta_ofdm = &priv->_agn.delta_statistics_bt.rx.ofdm;
104 delta_cck = &priv->_agn.delta_statistics_bt.rx.cck;
105 delta_general =
106 &priv->_agn.delta_statistics_bt.rx.general.common;
107 delta_ht = &priv->_agn.delta_statistics_bt.rx.ofdm_ht;
108 max_ofdm = &priv->_agn.max_delta_bt.rx.ofdm;
109 max_cck = &priv->_agn.max_delta_bt.rx.cck;
110 max_general = &priv->_agn.max_delta_bt.rx.general.common;
111 max_ht = &priv->_agn.max_delta_bt.rx.ofdm_ht;
112 } else {
113 ofdm = &priv->_agn.statistics.rx.ofdm;
114 cck = &priv->_agn.statistics.rx.cck;
115 general = &priv->_agn.statistics.rx.general;
116 ht = &priv->_agn.statistics.rx.ofdm_ht;
117 accum_ofdm = &priv->_agn.accum_statistics.rx.ofdm;
118 accum_cck = &priv->_agn.accum_statistics.rx.cck;
119 accum_general = &priv->_agn.accum_statistics.rx.general;
120 accum_ht = &priv->_agn.accum_statistics.rx.ofdm_ht;
121 delta_ofdm = &priv->_agn.delta_statistics.rx.ofdm;
122 delta_cck = &priv->_agn.delta_statistics.rx.cck;
123 delta_general = &priv->_agn.delta_statistics.rx.general;
124 delta_ht = &priv->_agn.delta_statistics.rx.ofdm_ht;
125 max_ofdm = &priv->_agn.max_delta.rx.ofdm;
126 max_cck = &priv->_agn.max_delta.rx.cck;
127 max_general = &priv->_agn.max_delta.rx.general;
128 max_ht = &priv->_agn.max_delta.rx.ofdm_ht;
129 }
130
131 pos += iwl_statistics_flag(priv, buf, bufsz);
132 pos += scnprintf(buf + pos, bufsz - pos,
133 fmt_header, "Statistics_Rx - OFDM:");
134 pos += scnprintf(buf + pos, bufsz - pos,
135 fmt_table, "ina_cnt:",
136 le32_to_cpu(ofdm->ina_cnt),
137 accum_ofdm->ina_cnt,
138 delta_ofdm->ina_cnt, max_ofdm->ina_cnt);
139 pos += scnprintf(buf + pos, bufsz - pos,
140 fmt_table, "fina_cnt:",
141 le32_to_cpu(ofdm->fina_cnt), accum_ofdm->fina_cnt,
142 delta_ofdm->fina_cnt, max_ofdm->fina_cnt);
143 pos += scnprintf(buf + pos, bufsz - pos,
144 fmt_table, "plcp_err:",
145 le32_to_cpu(ofdm->plcp_err), accum_ofdm->plcp_err,
146 delta_ofdm->plcp_err, max_ofdm->plcp_err);
147 pos += scnprintf(buf + pos, bufsz - pos,
148 fmt_table, "crc32_err:",
149 le32_to_cpu(ofdm->crc32_err), accum_ofdm->crc32_err,
150 delta_ofdm->crc32_err, max_ofdm->crc32_err);
151 pos += scnprintf(buf + pos, bufsz - pos,
152 fmt_table, "overrun_err:",
153 le32_to_cpu(ofdm->overrun_err),
154 accum_ofdm->overrun_err, delta_ofdm->overrun_err,
155 max_ofdm->overrun_err);
156 pos += scnprintf(buf + pos, bufsz - pos,
157 fmt_table, "early_overrun_err:",
158 le32_to_cpu(ofdm->early_overrun_err),
159 accum_ofdm->early_overrun_err,
160 delta_ofdm->early_overrun_err,
161 max_ofdm->early_overrun_err);
162 pos += scnprintf(buf + pos, bufsz - pos,
163 fmt_table, "crc32_good:",
164 le32_to_cpu(ofdm->crc32_good),
165 accum_ofdm->crc32_good, delta_ofdm->crc32_good,
166 max_ofdm->crc32_good);
167 pos += scnprintf(buf + pos, bufsz - pos,
168 fmt_table, "false_alarm_cnt:",
169 le32_to_cpu(ofdm->false_alarm_cnt),
170 accum_ofdm->false_alarm_cnt,
171 delta_ofdm->false_alarm_cnt,
172 max_ofdm->false_alarm_cnt);
173 pos += scnprintf(buf + pos, bufsz - pos,
174 fmt_table, "fina_sync_err_cnt:",
175 le32_to_cpu(ofdm->fina_sync_err_cnt),
176 accum_ofdm->fina_sync_err_cnt,
177 delta_ofdm->fina_sync_err_cnt,
178 max_ofdm->fina_sync_err_cnt);
179 pos += scnprintf(buf + pos, bufsz - pos,
180 fmt_table, "sfd_timeout:",
181 le32_to_cpu(ofdm->sfd_timeout),
182 accum_ofdm->sfd_timeout, delta_ofdm->sfd_timeout,
183 max_ofdm->sfd_timeout);
184 pos += scnprintf(buf + pos, bufsz - pos,
185 fmt_table, "fina_timeout:",
186 le32_to_cpu(ofdm->fina_timeout),
187 accum_ofdm->fina_timeout, delta_ofdm->fina_timeout,
188 max_ofdm->fina_timeout);
189 pos += scnprintf(buf + pos, bufsz - pos,
190 fmt_table, "unresponded_rts:",
191 le32_to_cpu(ofdm->unresponded_rts),
192 accum_ofdm->unresponded_rts,
193 delta_ofdm->unresponded_rts,
194 max_ofdm->unresponded_rts);
195 pos += scnprintf(buf + pos, bufsz - pos,
196 fmt_table, "rxe_frame_lmt_ovrun:",
197 le32_to_cpu(ofdm->rxe_frame_limit_overrun),
198 accum_ofdm->rxe_frame_limit_overrun,
199 delta_ofdm->rxe_frame_limit_overrun,
200 max_ofdm->rxe_frame_limit_overrun);
201 pos += scnprintf(buf + pos, bufsz - pos,
202 fmt_table, "sent_ack_cnt:",
203 le32_to_cpu(ofdm->sent_ack_cnt),
204 accum_ofdm->sent_ack_cnt, delta_ofdm->sent_ack_cnt,
205 max_ofdm->sent_ack_cnt);
206 pos += scnprintf(buf + pos, bufsz - pos,
207 fmt_table, "sent_cts_cnt:",
208 le32_to_cpu(ofdm->sent_cts_cnt),
209 accum_ofdm->sent_cts_cnt, delta_ofdm->sent_cts_cnt,
210 max_ofdm->sent_cts_cnt);
211 pos += scnprintf(buf + pos, bufsz - pos,
212 fmt_table, "sent_ba_rsp_cnt:",
213 le32_to_cpu(ofdm->sent_ba_rsp_cnt),
214 accum_ofdm->sent_ba_rsp_cnt,
215 delta_ofdm->sent_ba_rsp_cnt,
216 max_ofdm->sent_ba_rsp_cnt);
217 pos += scnprintf(buf + pos, bufsz - pos,
218 fmt_table, "dsp_self_kill:",
219 le32_to_cpu(ofdm->dsp_self_kill),
220 accum_ofdm->dsp_self_kill,
221 delta_ofdm->dsp_self_kill,
222 max_ofdm->dsp_self_kill);
223 pos += scnprintf(buf + pos, bufsz - pos,
224 fmt_table, "mh_format_err:",
225 le32_to_cpu(ofdm->mh_format_err),
226 accum_ofdm->mh_format_err,
227 delta_ofdm->mh_format_err,
228 max_ofdm->mh_format_err);
229 pos += scnprintf(buf + pos, bufsz - pos,
230 fmt_table, "re_acq_main_rssi_sum:",
231 le32_to_cpu(ofdm->re_acq_main_rssi_sum),
232 accum_ofdm->re_acq_main_rssi_sum,
233 delta_ofdm->re_acq_main_rssi_sum,
234 max_ofdm->re_acq_main_rssi_sum);
235
236 pos += scnprintf(buf + pos, bufsz - pos,
237 fmt_header, "Statistics_Rx - CCK:");
238 pos += scnprintf(buf + pos, bufsz - pos,
239 fmt_table, "ina_cnt:",
240 le32_to_cpu(cck->ina_cnt), accum_cck->ina_cnt,
241 delta_cck->ina_cnt, max_cck->ina_cnt);
242 pos += scnprintf(buf + pos, bufsz - pos,
243 fmt_table, "fina_cnt:",
244 le32_to_cpu(cck->fina_cnt), accum_cck->fina_cnt,
245 delta_cck->fina_cnt, max_cck->fina_cnt);
246 pos += scnprintf(buf + pos, bufsz - pos,
247 fmt_table, "plcp_err:",
248 le32_to_cpu(cck->plcp_err), accum_cck->plcp_err,
249 delta_cck->plcp_err, max_cck->plcp_err);
250 pos += scnprintf(buf + pos, bufsz - pos,
251 fmt_table, "crc32_err:",
252 le32_to_cpu(cck->crc32_err), accum_cck->crc32_err,
253 delta_cck->crc32_err, max_cck->crc32_err);
254 pos += scnprintf(buf + pos, bufsz - pos,
255 fmt_table, "overrun_err:",
256 le32_to_cpu(cck->overrun_err),
257 accum_cck->overrun_err, delta_cck->overrun_err,
258 max_cck->overrun_err);
259 pos += scnprintf(buf + pos, bufsz - pos,
260 fmt_table, "early_overrun_err:",
261 le32_to_cpu(cck->early_overrun_err),
262 accum_cck->early_overrun_err,
263 delta_cck->early_overrun_err,
264 max_cck->early_overrun_err);
265 pos += scnprintf(buf + pos, bufsz - pos,
266 fmt_table, "crc32_good:",
267 le32_to_cpu(cck->crc32_good), accum_cck->crc32_good,
268 delta_cck->crc32_good, max_cck->crc32_good);
269 pos += scnprintf(buf + pos, bufsz - pos,
270 fmt_table, "false_alarm_cnt:",
271 le32_to_cpu(cck->false_alarm_cnt),
272 accum_cck->false_alarm_cnt,
273 delta_cck->false_alarm_cnt, max_cck->false_alarm_cnt);
274 pos += scnprintf(buf + pos, bufsz - pos,
275 fmt_table, "fina_sync_err_cnt:",
276 le32_to_cpu(cck->fina_sync_err_cnt),
277 accum_cck->fina_sync_err_cnt,
278 delta_cck->fina_sync_err_cnt,
279 max_cck->fina_sync_err_cnt);
280 pos += scnprintf(buf + pos, bufsz - pos,
281 fmt_table, "sfd_timeout:",
282 le32_to_cpu(cck->sfd_timeout),
283 accum_cck->sfd_timeout, delta_cck->sfd_timeout,
284 max_cck->sfd_timeout);
285 pos += scnprintf(buf + pos, bufsz - pos,
286 fmt_table, "fina_timeout:",
287 le32_to_cpu(cck->fina_timeout),
288 accum_cck->fina_timeout, delta_cck->fina_timeout,
289 max_cck->fina_timeout);
290 pos += scnprintf(buf + pos, bufsz - pos,
291 fmt_table, "unresponded_rts:",
292 le32_to_cpu(cck->unresponded_rts),
293 accum_cck->unresponded_rts, delta_cck->unresponded_rts,
294 max_cck->unresponded_rts);
295 pos += scnprintf(buf + pos, bufsz - pos,
296 fmt_table, "rxe_frame_lmt_ovrun:",
297 le32_to_cpu(cck->rxe_frame_limit_overrun),
298 accum_cck->rxe_frame_limit_overrun,
299 delta_cck->rxe_frame_limit_overrun,
300 max_cck->rxe_frame_limit_overrun);
301 pos += scnprintf(buf + pos, bufsz - pos,
302 fmt_table, "sent_ack_cnt:",
303 le32_to_cpu(cck->sent_ack_cnt),
304 accum_cck->sent_ack_cnt, delta_cck->sent_ack_cnt,
305 max_cck->sent_ack_cnt);
306 pos += scnprintf(buf + pos, bufsz - pos,
307 fmt_table, "sent_cts_cnt:",
308 le32_to_cpu(cck->sent_cts_cnt),
309 accum_cck->sent_cts_cnt, delta_cck->sent_cts_cnt,
310 max_cck->sent_cts_cnt);
311 pos += scnprintf(buf + pos, bufsz - pos,
312 fmt_table, "sent_ba_rsp_cnt:",
313 le32_to_cpu(cck->sent_ba_rsp_cnt),
314 accum_cck->sent_ba_rsp_cnt,
315 delta_cck->sent_ba_rsp_cnt,
316 max_cck->sent_ba_rsp_cnt);
317 pos += scnprintf(buf + pos, bufsz - pos,
318 fmt_table, "dsp_self_kill:",
319 le32_to_cpu(cck->dsp_self_kill),
320 accum_cck->dsp_self_kill, delta_cck->dsp_self_kill,
321 max_cck->dsp_self_kill);
322 pos += scnprintf(buf + pos, bufsz - pos,
323 fmt_table, "mh_format_err:",
324 le32_to_cpu(cck->mh_format_err),
325 accum_cck->mh_format_err, delta_cck->mh_format_err,
326 max_cck->mh_format_err);
327 pos += scnprintf(buf + pos, bufsz - pos,
328 fmt_table, "re_acq_main_rssi_sum:",
329 le32_to_cpu(cck->re_acq_main_rssi_sum),
330 accum_cck->re_acq_main_rssi_sum,
331 delta_cck->re_acq_main_rssi_sum,
332 max_cck->re_acq_main_rssi_sum);
333
334 pos += scnprintf(buf + pos, bufsz - pos,
335 fmt_header, "Statistics_Rx - GENERAL:");
336 pos += scnprintf(buf + pos, bufsz - pos,
337 fmt_table, "bogus_cts:",
338 le32_to_cpu(general->bogus_cts),
339 accum_general->bogus_cts, delta_general->bogus_cts,
340 max_general->bogus_cts);
341 pos += scnprintf(buf + pos, bufsz - pos,
342 fmt_table, "bogus_ack:",
343 le32_to_cpu(general->bogus_ack),
344 accum_general->bogus_ack, delta_general->bogus_ack,
345 max_general->bogus_ack);
346 pos += scnprintf(buf + pos, bufsz - pos,
347 fmt_table, "non_bssid_frames:",
348 le32_to_cpu(general->non_bssid_frames),
349 accum_general->non_bssid_frames,
350 delta_general->non_bssid_frames,
351 max_general->non_bssid_frames);
352 pos += scnprintf(buf + pos, bufsz - pos,
353 fmt_table, "filtered_frames:",
354 le32_to_cpu(general->filtered_frames),
355 accum_general->filtered_frames,
356 delta_general->filtered_frames,
357 max_general->filtered_frames);
358 pos += scnprintf(buf + pos, bufsz - pos,
359 fmt_table, "non_channel_beacons:",
360 le32_to_cpu(general->non_channel_beacons),
361 accum_general->non_channel_beacons,
362 delta_general->non_channel_beacons,
363 max_general->non_channel_beacons);
364 pos += scnprintf(buf + pos, bufsz - pos,
365 fmt_table, "channel_beacons:",
366 le32_to_cpu(general->channel_beacons),
367 accum_general->channel_beacons,
368 delta_general->channel_beacons,
369 max_general->channel_beacons);
370 pos += scnprintf(buf + pos, bufsz - pos,
371 fmt_table, "num_missed_bcon:",
372 le32_to_cpu(general->num_missed_bcon),
373 accum_general->num_missed_bcon,
374 delta_general->num_missed_bcon,
375 max_general->num_missed_bcon);
376 pos += scnprintf(buf + pos, bufsz - pos,
377 fmt_table, "adc_rx_saturation_time:",
378 le32_to_cpu(general->adc_rx_saturation_time),
379 accum_general->adc_rx_saturation_time,
380 delta_general->adc_rx_saturation_time,
381 max_general->adc_rx_saturation_time);
382 pos += scnprintf(buf + pos, bufsz - pos,
383 fmt_table, "ina_detect_search_tm:",
384 le32_to_cpu(general->ina_detection_search_time),
385 accum_general->ina_detection_search_time,
386 delta_general->ina_detection_search_time,
387 max_general->ina_detection_search_time);
388 pos += scnprintf(buf + pos, bufsz - pos,
389 fmt_table, "beacon_silence_rssi_a:",
390 le32_to_cpu(general->beacon_silence_rssi_a),
391 accum_general->beacon_silence_rssi_a,
392 delta_general->beacon_silence_rssi_a,
393 max_general->beacon_silence_rssi_a);
394 pos += scnprintf(buf + pos, bufsz - pos,
395 fmt_table, "beacon_silence_rssi_b:",
396 le32_to_cpu(general->beacon_silence_rssi_b),
397 accum_general->beacon_silence_rssi_b,
398 delta_general->beacon_silence_rssi_b,
399 max_general->beacon_silence_rssi_b);
400 pos += scnprintf(buf + pos, bufsz - pos,
401 fmt_table, "beacon_silence_rssi_c:",
402 le32_to_cpu(general->beacon_silence_rssi_c),
403 accum_general->beacon_silence_rssi_c,
404 delta_general->beacon_silence_rssi_c,
405 max_general->beacon_silence_rssi_c);
406 pos += scnprintf(buf + pos, bufsz - pos,
407 fmt_table, "interference_data_flag:",
408 le32_to_cpu(general->interference_data_flag),
409 accum_general->interference_data_flag,
410 delta_general->interference_data_flag,
411 max_general->interference_data_flag);
412 pos += scnprintf(buf + pos, bufsz - pos,
413 fmt_table, "channel_load:",
414 le32_to_cpu(general->channel_load),
415 accum_general->channel_load,
416 delta_general->channel_load,
417 max_general->channel_load);
418 pos += scnprintf(buf + pos, bufsz - pos,
419 fmt_table, "dsp_false_alarms:",
420 le32_to_cpu(general->dsp_false_alarms),
421 accum_general->dsp_false_alarms,
422 delta_general->dsp_false_alarms,
423 max_general->dsp_false_alarms);
424 pos += scnprintf(buf + pos, bufsz - pos,
425 fmt_table, "beacon_rssi_a:",
426 le32_to_cpu(general->beacon_rssi_a),
427 accum_general->beacon_rssi_a,
428 delta_general->beacon_rssi_a,
429 max_general->beacon_rssi_a);
430 pos += scnprintf(buf + pos, bufsz - pos,
431 fmt_table, "beacon_rssi_b:",
432 le32_to_cpu(general->beacon_rssi_b),
433 accum_general->beacon_rssi_b,
434 delta_general->beacon_rssi_b,
435 max_general->beacon_rssi_b);
436 pos += scnprintf(buf + pos, bufsz - pos,
437 fmt_table, "beacon_rssi_c:",
438 le32_to_cpu(general->beacon_rssi_c),
439 accum_general->beacon_rssi_c,
440 delta_general->beacon_rssi_c,
441 max_general->beacon_rssi_c);
442 pos += scnprintf(buf + pos, bufsz - pos,
443 fmt_table, "beacon_energy_a:",
444 le32_to_cpu(general->beacon_energy_a),
445 accum_general->beacon_energy_a,
446 delta_general->beacon_energy_a,
447 max_general->beacon_energy_a);
448 pos += scnprintf(buf + pos, bufsz - pos,
449 fmt_table, "beacon_energy_b:",
450 le32_to_cpu(general->beacon_energy_b),
451 accum_general->beacon_energy_b,
452 delta_general->beacon_energy_b,
453 max_general->beacon_energy_b);
454 pos += scnprintf(buf + pos, bufsz - pos,
455 fmt_table, "beacon_energy_c:",
456 le32_to_cpu(general->beacon_energy_c),
457 accum_general->beacon_energy_c,
458 delta_general->beacon_energy_c,
459 max_general->beacon_energy_c);
460
461 pos += scnprintf(buf + pos, bufsz - pos,
462 fmt_header, "Statistics_Rx - OFDM_HT:");
463 pos += scnprintf(buf + pos, bufsz - pos,
464 fmt_table, "plcp_err:",
465 le32_to_cpu(ht->plcp_err), accum_ht->plcp_err,
466 delta_ht->plcp_err, max_ht->plcp_err);
467 pos += scnprintf(buf + pos, bufsz - pos,
468 fmt_table, "overrun_err:",
469 le32_to_cpu(ht->overrun_err), accum_ht->overrun_err,
470 delta_ht->overrun_err, max_ht->overrun_err);
471 pos += scnprintf(buf + pos, bufsz - pos,
472 fmt_table, "early_overrun_err:",
473 le32_to_cpu(ht->early_overrun_err),
474 accum_ht->early_overrun_err,
475 delta_ht->early_overrun_err,
476 max_ht->early_overrun_err);
477 pos += scnprintf(buf + pos, bufsz - pos,
478 fmt_table, "crc32_good:",
479 le32_to_cpu(ht->crc32_good), accum_ht->crc32_good,
480 delta_ht->crc32_good, max_ht->crc32_good);
481 pos += scnprintf(buf + pos, bufsz - pos,
482 fmt_table, "crc32_err:",
483 le32_to_cpu(ht->crc32_err), accum_ht->crc32_err,
484 delta_ht->crc32_err, max_ht->crc32_err);
485 pos += scnprintf(buf + pos, bufsz - pos,
486 fmt_table, "mh_format_err:",
487 le32_to_cpu(ht->mh_format_err),
488 accum_ht->mh_format_err,
489 delta_ht->mh_format_err, max_ht->mh_format_err);
490 pos += scnprintf(buf + pos, bufsz - pos,
491 fmt_table, "agg_crc32_good:",
492 le32_to_cpu(ht->agg_crc32_good),
493 accum_ht->agg_crc32_good,
494 delta_ht->agg_crc32_good, max_ht->agg_crc32_good);
495 pos += scnprintf(buf + pos, bufsz - pos,
496 fmt_table, "agg_mpdu_cnt:",
497 le32_to_cpu(ht->agg_mpdu_cnt),
498 accum_ht->agg_mpdu_cnt,
499 delta_ht->agg_mpdu_cnt, max_ht->agg_mpdu_cnt);
500 pos += scnprintf(buf + pos, bufsz - pos,
501 fmt_table, "agg_cnt:",
502 le32_to_cpu(ht->agg_cnt), accum_ht->agg_cnt,
503 delta_ht->agg_cnt, max_ht->agg_cnt);
504 pos += scnprintf(buf + pos, bufsz - pos,
505 fmt_table, "unsupport_mcs:",
506 le32_to_cpu(ht->unsupport_mcs),
507 accum_ht->unsupport_mcs,
508 delta_ht->unsupport_mcs, max_ht->unsupport_mcs);
509
510 ret = simple_read_from_buffer(user_buf, count, ppos, buf, pos);
511 kfree(buf);
512 return ret;
513 }
514
515 ssize_t iwl_ucode_tx_stats_read(struct file *file,
516 char __user *user_buf,
517 size_t count, loff_t *ppos)
518 {
519 struct iwl_priv *priv = file->private_data;
520 int pos = 0;
521 char *buf;
522 int bufsz = (sizeof(struct statistics_tx) * 48) + 250;
523 ssize_t ret;
524 struct statistics_tx *tx, *accum_tx, *delta_tx, *max_tx;
525
526 if (!iwl_is_alive(priv))
527 return -EAGAIN;
528
529 buf = kzalloc(bufsz, GFP_KERNEL);
530 if (!buf) {
531 IWL_ERR(priv, "Can not allocate Buffer\n");
532 return -ENOMEM;
533 }
534
535 /* the statistic information display here is based on
536 * the last statistics notification from uCode
537 * might not reflect the current uCode activity
538 */
539 if (priv->cfg->bt_params &&
540 priv->cfg->bt_params->bt_statistics) {
541 tx = &priv->_agn.statistics_bt.tx;
542 accum_tx = &priv->_agn.accum_statistics_bt.tx;
543 delta_tx = &priv->_agn.delta_statistics_bt.tx;
544 max_tx = &priv->_agn.max_delta_bt.tx;
545 } else {
546 tx = &priv->_agn.statistics.tx;
547 accum_tx = &priv->_agn.accum_statistics.tx;
548 delta_tx = &priv->_agn.delta_statistics.tx;
549 max_tx = &priv->_agn.max_delta.tx;
550 }
551
552 pos += iwl_statistics_flag(priv, buf, bufsz);
553 pos += scnprintf(buf + pos, bufsz - pos,
554 fmt_header, "Statistics_Tx:");
555 pos += scnprintf(buf + pos, bufsz - pos,
556 fmt_table, "preamble:",
557 le32_to_cpu(tx->preamble_cnt),
558 accum_tx->preamble_cnt,
559 delta_tx->preamble_cnt, max_tx->preamble_cnt);
560 pos += scnprintf(buf + pos, bufsz - pos,
561 fmt_table, "rx_detected_cnt:",
562 le32_to_cpu(tx->rx_detected_cnt),
563 accum_tx->rx_detected_cnt,
564 delta_tx->rx_detected_cnt, max_tx->rx_detected_cnt);
565 pos += scnprintf(buf + pos, bufsz - pos,
566 fmt_table, "bt_prio_defer_cnt:",
567 le32_to_cpu(tx->bt_prio_defer_cnt),
568 accum_tx->bt_prio_defer_cnt,
569 delta_tx->bt_prio_defer_cnt,
570 max_tx->bt_prio_defer_cnt);
571 pos += scnprintf(buf + pos, bufsz - pos,
572 fmt_table, "bt_prio_kill_cnt:",
573 le32_to_cpu(tx->bt_prio_kill_cnt),
574 accum_tx->bt_prio_kill_cnt,
575 delta_tx->bt_prio_kill_cnt,
576 max_tx->bt_prio_kill_cnt);
577 pos += scnprintf(buf + pos, bufsz - pos,
578 fmt_table, "few_bytes_cnt:",
579 le32_to_cpu(tx->few_bytes_cnt),
580 accum_tx->few_bytes_cnt,
581 delta_tx->few_bytes_cnt, max_tx->few_bytes_cnt);
582 pos += scnprintf(buf + pos, bufsz - pos,
583 fmt_table, "cts_timeout:",
584 le32_to_cpu(tx->cts_timeout), accum_tx->cts_timeout,
585 delta_tx->cts_timeout, max_tx->cts_timeout);
586 pos += scnprintf(buf + pos, bufsz - pos,
587 fmt_table, "ack_timeout:",
588 le32_to_cpu(tx->ack_timeout),
589 accum_tx->ack_timeout,
590 delta_tx->ack_timeout, max_tx->ack_timeout);
591 pos += scnprintf(buf + pos, bufsz - pos,
592 fmt_table, "expected_ack_cnt:",
593 le32_to_cpu(tx->expected_ack_cnt),
594 accum_tx->expected_ack_cnt,
595 delta_tx->expected_ack_cnt,
596 max_tx->expected_ack_cnt);
597 pos += scnprintf(buf + pos, bufsz - pos,
598 fmt_table, "actual_ack_cnt:",
599 le32_to_cpu(tx->actual_ack_cnt),
600 accum_tx->actual_ack_cnt,
601 delta_tx->actual_ack_cnt,
602 max_tx->actual_ack_cnt);
603 pos += scnprintf(buf + pos, bufsz - pos,
604 fmt_table, "dump_msdu_cnt:",
605 le32_to_cpu(tx->dump_msdu_cnt),
606 accum_tx->dump_msdu_cnt,
607 delta_tx->dump_msdu_cnt,
608 max_tx->dump_msdu_cnt);
609 pos += scnprintf(buf + pos, bufsz - pos,
610 fmt_table, "abort_nxt_frame_mismatch:",
611 le32_to_cpu(tx->burst_abort_next_frame_mismatch_cnt),
612 accum_tx->burst_abort_next_frame_mismatch_cnt,
613 delta_tx->burst_abort_next_frame_mismatch_cnt,
614 max_tx->burst_abort_next_frame_mismatch_cnt);
615 pos += scnprintf(buf + pos, bufsz - pos,
616 fmt_table, "abort_missing_nxt_frame:",
617 le32_to_cpu(tx->burst_abort_missing_next_frame_cnt),
618 accum_tx->burst_abort_missing_next_frame_cnt,
619 delta_tx->burst_abort_missing_next_frame_cnt,
620 max_tx->burst_abort_missing_next_frame_cnt);
621 pos += scnprintf(buf + pos, bufsz - pos,
622 fmt_table, "cts_timeout_collision:",
623 le32_to_cpu(tx->cts_timeout_collision),
624 accum_tx->cts_timeout_collision,
625 delta_tx->cts_timeout_collision,
626 max_tx->cts_timeout_collision);
627 pos += scnprintf(buf + pos, bufsz - pos,
628 fmt_table, "ack_ba_timeout_collision:",
629 le32_to_cpu(tx->ack_or_ba_timeout_collision),
630 accum_tx->ack_or_ba_timeout_collision,
631 delta_tx->ack_or_ba_timeout_collision,
632 max_tx->ack_or_ba_timeout_collision);
633 pos += scnprintf(buf + pos, bufsz - pos,
634 fmt_table, "agg ba_timeout:",
635 le32_to_cpu(tx->agg.ba_timeout),
636 accum_tx->agg.ba_timeout,
637 delta_tx->agg.ba_timeout,
638 max_tx->agg.ba_timeout);
639 pos += scnprintf(buf + pos, bufsz - pos,
640 fmt_table, "agg ba_resched_frames:",
641 le32_to_cpu(tx->agg.ba_reschedule_frames),
642 accum_tx->agg.ba_reschedule_frames,
643 delta_tx->agg.ba_reschedule_frames,
644 max_tx->agg.ba_reschedule_frames);
645 pos += scnprintf(buf + pos, bufsz - pos,
646 fmt_table, "agg scd_query_agg_frame:",
647 le32_to_cpu(tx->agg.scd_query_agg_frame_cnt),
648 accum_tx->agg.scd_query_agg_frame_cnt,
649 delta_tx->agg.scd_query_agg_frame_cnt,
650 max_tx->agg.scd_query_agg_frame_cnt);
651 pos += scnprintf(buf + pos, bufsz - pos,
652 fmt_table, "agg scd_query_no_agg:",
653 le32_to_cpu(tx->agg.scd_query_no_agg),
654 accum_tx->agg.scd_query_no_agg,
655 delta_tx->agg.scd_query_no_agg,
656 max_tx->agg.scd_query_no_agg);
657 pos += scnprintf(buf + pos, bufsz - pos,
658 fmt_table, "agg scd_query_agg:",
659 le32_to_cpu(tx->agg.scd_query_agg),
660 accum_tx->agg.scd_query_agg,
661 delta_tx->agg.scd_query_agg,
662 max_tx->agg.scd_query_agg);
663 pos += scnprintf(buf + pos, bufsz - pos,
664 fmt_table, "agg scd_query_mismatch:",
665 le32_to_cpu(tx->agg.scd_query_mismatch),
666 accum_tx->agg.scd_query_mismatch,
667 delta_tx->agg.scd_query_mismatch,
668 max_tx->agg.scd_query_mismatch);
669 pos += scnprintf(buf + pos, bufsz - pos,
670 fmt_table, "agg frame_not_ready:",
671 le32_to_cpu(tx->agg.frame_not_ready),
672 accum_tx->agg.frame_not_ready,
673 delta_tx->agg.frame_not_ready,
674 max_tx->agg.frame_not_ready);
675 pos += scnprintf(buf + pos, bufsz - pos,
676 fmt_table, "agg underrun:",
677 le32_to_cpu(tx->agg.underrun),
678 accum_tx->agg.underrun,
679 delta_tx->agg.underrun, max_tx->agg.underrun);
680 pos += scnprintf(buf + pos, bufsz - pos,
681 fmt_table, "agg bt_prio_kill:",
682 le32_to_cpu(tx->agg.bt_prio_kill),
683 accum_tx->agg.bt_prio_kill,
684 delta_tx->agg.bt_prio_kill,
685 max_tx->agg.bt_prio_kill);
686 pos += scnprintf(buf + pos, bufsz - pos,
687 fmt_table, "agg rx_ba_rsp_cnt:",
688 le32_to_cpu(tx->agg.rx_ba_rsp_cnt),
689 accum_tx->agg.rx_ba_rsp_cnt,
690 delta_tx->agg.rx_ba_rsp_cnt,
691 max_tx->agg.rx_ba_rsp_cnt);
692
693 if (tx->tx_power.ant_a || tx->tx_power.ant_b || tx->tx_power.ant_c) {
694 pos += scnprintf(buf + pos, bufsz - pos,
695 "tx power: (1/2 dB step)\n");
696 if ((priv->cfg->valid_tx_ant & ANT_A) && tx->tx_power.ant_a)
697 pos += scnprintf(buf + pos, bufsz - pos,
698 fmt_hex, "antenna A:",
699 tx->tx_power.ant_a);
700 if ((priv->cfg->valid_tx_ant & ANT_B) && tx->tx_power.ant_b)
701 pos += scnprintf(buf + pos, bufsz - pos,
702 fmt_hex, "antenna B:",
703 tx->tx_power.ant_b);
704 if ((priv->cfg->valid_tx_ant & ANT_C) && tx->tx_power.ant_c)
705 pos += scnprintf(buf + pos, bufsz - pos,
706 fmt_hex, "antenna C:",
707 tx->tx_power.ant_c);
708 }
709 ret = simple_read_from_buffer(user_buf, count, ppos, buf, pos);
710 kfree(buf);
711 return ret;
712 }
713
714 ssize_t iwl_ucode_general_stats_read(struct file *file, char __user *user_buf,
715 size_t count, loff_t *ppos)
716 {
717 struct iwl_priv *priv = file->private_data;
718 int pos = 0;
719 char *buf;
720 int bufsz = sizeof(struct statistics_general) * 10 + 300;
721 ssize_t ret;
722 struct statistics_general_common *general, *accum_general;
723 struct statistics_general_common *delta_general, *max_general;
724 struct statistics_dbg *dbg, *accum_dbg, *delta_dbg, *max_dbg;
725 struct statistics_div *div, *accum_div, *delta_div, *max_div;
726
727 if (!iwl_is_alive(priv))
728 return -EAGAIN;
729
730 buf = kzalloc(bufsz, GFP_KERNEL);
731 if (!buf) {
732 IWL_ERR(priv, "Can not allocate Buffer\n");
733 return -ENOMEM;
734 }
735
736 /* the statistic information display here is based on
737 * the last statistics notification from uCode
738 * might not reflect the current uCode activity
739 */
740 if (priv->cfg->bt_params &&
741 priv->cfg->bt_params->bt_statistics) {
742 general = &priv->_agn.statistics_bt.general.common;
743 dbg = &priv->_agn.statistics_bt.general.common.dbg;
744 div = &priv->_agn.statistics_bt.general.common.div;
745 accum_general = &priv->_agn.accum_statistics_bt.general.common;
746 accum_dbg = &priv->_agn.accum_statistics_bt.general.common.dbg;
747 accum_div = &priv->_agn.accum_statistics_bt.general.common.div;
748 delta_general = &priv->_agn.delta_statistics_bt.general.common;
749 max_general = &priv->_agn.max_delta_bt.general.common;
750 delta_dbg = &priv->_agn.delta_statistics_bt.general.common.dbg;
751 max_dbg = &priv->_agn.max_delta_bt.general.common.dbg;
752 delta_div = &priv->_agn.delta_statistics_bt.general.common.div;
753 max_div = &priv->_agn.max_delta_bt.general.common.div;
754 } else {
755 general = &priv->_agn.statistics.general.common;
756 dbg = &priv->_agn.statistics.general.common.dbg;
757 div = &priv->_agn.statistics.general.common.div;
758 accum_general = &priv->_agn.accum_statistics.general.common;
759 accum_dbg = &priv->_agn.accum_statistics.general.common.dbg;
760 accum_div = &priv->_agn.accum_statistics.general.common.div;
761 delta_general = &priv->_agn.delta_statistics.general.common;
762 max_general = &priv->_agn.max_delta.general.common;
763 delta_dbg = &priv->_agn.delta_statistics.general.common.dbg;
764 max_dbg = &priv->_agn.max_delta.general.common.dbg;
765 delta_div = &priv->_agn.delta_statistics.general.common.div;
766 max_div = &priv->_agn.max_delta.general.common.div;
767 }
768
769 pos += iwl_statistics_flag(priv, buf, bufsz);
770 pos += scnprintf(buf + pos, bufsz - pos,
771 fmt_header, "Statistics_General:");
772 pos += scnprintf(buf + pos, bufsz - pos,
773 fmt_value, "temperature:",
774 le32_to_cpu(general->temperature));
775 pos += scnprintf(buf + pos, bufsz - pos,
776 fmt_value, "temperature_m:",
777 le32_to_cpu(general->temperature_m));
778 pos += scnprintf(buf + pos, bufsz - pos,
779 fmt_value, "ttl_timestamp:",
780 le32_to_cpu(general->ttl_timestamp));
781 pos += scnprintf(buf + pos, bufsz - pos,
782 fmt_table, "burst_check:",
783 le32_to_cpu(dbg->burst_check),
784 accum_dbg->burst_check,
785 delta_dbg->burst_check, max_dbg->burst_check);
786 pos += scnprintf(buf + pos, bufsz - pos,
787 fmt_table, "burst_count:",
788 le32_to_cpu(dbg->burst_count),
789 accum_dbg->burst_count,
790 delta_dbg->burst_count, max_dbg->burst_count);
791 pos += scnprintf(buf + pos, bufsz - pos,
792 fmt_table, "wait_for_silence_timeout_count:",
793 le32_to_cpu(dbg->wait_for_silence_timeout_cnt),
794 accum_dbg->wait_for_silence_timeout_cnt,
795 delta_dbg->wait_for_silence_timeout_cnt,
796 max_dbg->wait_for_silence_timeout_cnt);
797 pos += scnprintf(buf + pos, bufsz - pos,
798 fmt_table, "sleep_time:",
799 le32_to_cpu(general->sleep_time),
800 accum_general->sleep_time,
801 delta_general->sleep_time, max_general->sleep_time);
802 pos += scnprintf(buf + pos, bufsz - pos,
803 fmt_table, "slots_out:",
804 le32_to_cpu(general->slots_out),
805 accum_general->slots_out,
806 delta_general->slots_out, max_general->slots_out);
807 pos += scnprintf(buf + pos, bufsz - pos,
808 fmt_table, "slots_idle:",
809 le32_to_cpu(general->slots_idle),
810 accum_general->slots_idle,
811 delta_general->slots_idle, max_general->slots_idle);
812 pos += scnprintf(buf + pos, bufsz - pos,
813 fmt_table, "tx_on_a:",
814 le32_to_cpu(div->tx_on_a), accum_div->tx_on_a,
815 delta_div->tx_on_a, max_div->tx_on_a);
816 pos += scnprintf(buf + pos, bufsz - pos,
817 fmt_table, "tx_on_b:",
818 le32_to_cpu(div->tx_on_b), accum_div->tx_on_b,
819 delta_div->tx_on_b, max_div->tx_on_b);
820 pos += scnprintf(buf + pos, bufsz - pos,
821 fmt_table, "exec_time:",
822 le32_to_cpu(div->exec_time), accum_div->exec_time,
823 delta_div->exec_time, max_div->exec_time);
824 pos += scnprintf(buf + pos, bufsz - pos,
825 fmt_table, "probe_time:",
826 le32_to_cpu(div->probe_time), accum_div->probe_time,
827 delta_div->probe_time, max_div->probe_time);
828 pos += scnprintf(buf + pos, bufsz - pos,
829 fmt_table, "rx_enable_counter:",
830 le32_to_cpu(general->rx_enable_counter),
831 accum_general->rx_enable_counter,
832 delta_general->rx_enable_counter,
833 max_general->rx_enable_counter);
834 pos += scnprintf(buf + pos, bufsz - pos,
835 fmt_table, "num_of_sos_states:",
836 le32_to_cpu(general->num_of_sos_states),
837 accum_general->num_of_sos_states,
838 delta_general->num_of_sos_states,
839 max_general->num_of_sos_states);
840 ret = simple_read_from_buffer(user_buf, count, ppos, buf, pos);
841 kfree(buf);
842 return ret;
843 }
844
845 ssize_t iwl_ucode_bt_stats_read(struct file *file,
846 char __user *user_buf,
847 size_t count, loff_t *ppos)
848 {
849 struct iwl_priv *priv = (struct iwl_priv *)file->private_data;
850 int pos = 0;
851 char *buf;
852 int bufsz = (sizeof(struct statistics_bt_activity) * 24) + 200;
853 ssize_t ret;
854 struct statistics_bt_activity *bt, *accum_bt;
855
856 if (!iwl_is_alive(priv))
857 return -EAGAIN;
858
859 if (!priv->bt_enable_flag)
860 return -EINVAL;
861
862 /* make request to uCode to retrieve statistics information */
863 mutex_lock(&priv->mutex);
864 ret = iwl_send_statistics_request(priv, CMD_SYNC, false);
865 mutex_unlock(&priv->mutex);
866
867 if (ret) {
868 IWL_ERR(priv,
869 "Error sending statistics request: %zd\n", ret);
870 return -EAGAIN;
871 }
872 buf = kzalloc(bufsz, GFP_KERNEL);
873 if (!buf) {
874 IWL_ERR(priv, "Can not allocate Buffer\n");
875 return -ENOMEM;
876 }
877
878 /*
879 * the statistic information display here is based on
880 * the last statistics notification from uCode
881 * might not reflect the current uCode activity
882 */
883 bt = &priv->_agn.statistics_bt.general.activity;
884 accum_bt = &priv->_agn.accum_statistics_bt.general.activity;
885
886 pos += iwl_statistics_flag(priv, buf, bufsz);
887 pos += scnprintf(buf + pos, bufsz - pos, "Statistics_BT:\n");
888 pos += scnprintf(buf + pos, bufsz - pos,
889 "\t\t\tcurrent\t\t\taccumulative\n");
890 pos += scnprintf(buf + pos, bufsz - pos,
891 "hi_priority_tx_req_cnt:\t\t%u\t\t\t%u\n",
892 le32_to_cpu(bt->hi_priority_tx_req_cnt),
893 accum_bt->hi_priority_tx_req_cnt);
894 pos += scnprintf(buf + pos, bufsz - pos,
895 "hi_priority_tx_denied_cnt:\t%u\t\t\t%u\n",
896 le32_to_cpu(bt->hi_priority_tx_denied_cnt),
897 accum_bt->hi_priority_tx_denied_cnt);
898 pos += scnprintf(buf + pos, bufsz - pos,
899 "lo_priority_tx_req_cnt:\t\t%u\t\t\t%u\n",
900 le32_to_cpu(bt->lo_priority_tx_req_cnt),
901 accum_bt->lo_priority_tx_req_cnt);
902 pos += scnprintf(buf + pos, bufsz - pos,
903 "lo_priority_tx_denied_cnt:\t%u\t\t\t%u\n",
904 le32_to_cpu(bt->lo_priority_tx_denied_cnt),
905 accum_bt->lo_priority_tx_denied_cnt);
906 pos += scnprintf(buf + pos, bufsz - pos,
907 "hi_priority_rx_req_cnt:\t\t%u\t\t\t%u\n",
908 le32_to_cpu(bt->hi_priority_rx_req_cnt),
909 accum_bt->hi_priority_rx_req_cnt);
910 pos += scnprintf(buf + pos, bufsz - pos,
911 "hi_priority_rx_denied_cnt:\t%u\t\t\t%u\n",
912 le32_to_cpu(bt->hi_priority_rx_denied_cnt),
913 accum_bt->hi_priority_rx_denied_cnt);
914 pos += scnprintf(buf + pos, bufsz - pos,
915 "lo_priority_rx_req_cnt:\t\t%u\t\t\t%u\n",
916 le32_to_cpu(bt->lo_priority_rx_req_cnt),
917 accum_bt->lo_priority_rx_req_cnt);
918 pos += scnprintf(buf + pos, bufsz - pos,
919 "lo_priority_rx_denied_cnt:\t%u\t\t\t%u\n",
920 le32_to_cpu(bt->lo_priority_rx_denied_cnt),
921 accum_bt->lo_priority_rx_denied_cnt);
922
923 pos += scnprintf(buf + pos, bufsz - pos,
924 "(rx)num_bt_kills:\t\t%u\t\t\t%u\n",
925 le32_to_cpu(priv->_agn.statistics_bt.rx.
926 general.num_bt_kills),
927 priv->_agn.accum_statistics_bt.rx.
928 general.num_bt_kills);
929
930 ret = simple_read_from_buffer(user_buf, count, ppos, buf, pos);
931 kfree(buf);
932 return ret;
933 }
934
935 ssize_t iwl_reply_tx_error_read(struct file *file,
936 char __user *user_buf,
937 size_t count, loff_t *ppos)
938 {
939 struct iwl_priv *priv = (struct iwl_priv *)file->private_data;
940 int pos = 0;
941 char *buf;
942 int bufsz = (sizeof(struct reply_tx_error_statistics) * 24) +
943 (sizeof(struct reply_agg_tx_error_statistics) * 24) + 200;
944 ssize_t ret;
945
946 if (!iwl_is_alive(priv))
947 return -EAGAIN;
948
949 buf = kzalloc(bufsz, GFP_KERNEL);
950 if (!buf) {
951 IWL_ERR(priv, "Can not allocate Buffer\n");
952 return -ENOMEM;
953 }
954
955 pos += scnprintf(buf + pos, bufsz - pos, "Statistics_TX_Error:\n");
956 pos += scnprintf(buf + pos, bufsz - pos, "%s:\t\t\t\t%u\n",
957 iwl_get_tx_fail_reason(TX_STATUS_POSTPONE_DELAY),
958 priv->_agn.reply_tx_stats.pp_delay);
959 pos += scnprintf(buf + pos, bufsz - pos, "%s:\t\t\t%u\n",
960 iwl_get_tx_fail_reason(TX_STATUS_POSTPONE_FEW_BYTES),
961 priv->_agn.reply_tx_stats.pp_few_bytes);
962 pos += scnprintf(buf + pos, bufsz - pos, "%s:\t\t\t%u\n",
963 iwl_get_tx_fail_reason(TX_STATUS_POSTPONE_BT_PRIO),
964 priv->_agn.reply_tx_stats.pp_bt_prio);
965 pos += scnprintf(buf + pos, bufsz - pos, "%s:\t\t\t%u\n",
966 iwl_get_tx_fail_reason(TX_STATUS_POSTPONE_QUIET_PERIOD),
967 priv->_agn.reply_tx_stats.pp_quiet_period);
968 pos += scnprintf(buf + pos, bufsz - pos, "%s:\t\t\t%u\n",
969 iwl_get_tx_fail_reason(TX_STATUS_POSTPONE_CALC_TTAK),
970 priv->_agn.reply_tx_stats.pp_calc_ttak);
971 pos += scnprintf(buf + pos, bufsz - pos, "%s:\t\t%u\n",
972 iwl_get_tx_fail_reason(
973 TX_STATUS_FAIL_INTERNAL_CROSSED_RETRY),
974 priv->_agn.reply_tx_stats.int_crossed_retry);
975 pos += scnprintf(buf + pos, bufsz - pos, "%s:\t\t\t%u\n",
976 iwl_get_tx_fail_reason(TX_STATUS_FAIL_SHORT_LIMIT),
977 priv->_agn.reply_tx_stats.short_limit);
978 pos += scnprintf(buf + pos, bufsz - pos, "%s:\t\t\t%u\n",
979 iwl_get_tx_fail_reason(TX_STATUS_FAIL_LONG_LIMIT),
980 priv->_agn.reply_tx_stats.long_limit);
981 pos += scnprintf(buf + pos, bufsz - pos, "%s:\t\t\t%u\n",
982 iwl_get_tx_fail_reason(TX_STATUS_FAIL_FIFO_UNDERRUN),
983 priv->_agn.reply_tx_stats.fifo_underrun);
984 pos += scnprintf(buf + pos, bufsz - pos, "%s:\t\t\t%u\n",
985 iwl_get_tx_fail_reason(TX_STATUS_FAIL_DRAIN_FLOW),
986 priv->_agn.reply_tx_stats.drain_flow);
987 pos += scnprintf(buf + pos, bufsz - pos, "%s:\t\t\t%u\n",
988 iwl_get_tx_fail_reason(TX_STATUS_FAIL_RFKILL_FLUSH),
989 priv->_agn.reply_tx_stats.rfkill_flush);
990 pos += scnprintf(buf + pos, bufsz - pos, "%s:\t\t\t%u\n",
991 iwl_get_tx_fail_reason(TX_STATUS_FAIL_LIFE_EXPIRE),
992 priv->_agn.reply_tx_stats.life_expire);
993 pos += scnprintf(buf + pos, bufsz - pos, "%s:\t\t\t%u\n",
994 iwl_get_tx_fail_reason(TX_STATUS_FAIL_DEST_PS),
995 priv->_agn.reply_tx_stats.dest_ps);
996 pos += scnprintf(buf + pos, bufsz - pos, "%s:\t\t\t%u\n",
997 iwl_get_tx_fail_reason(TX_STATUS_FAIL_HOST_ABORTED),
998 priv->_agn.reply_tx_stats.host_abort);
999 pos += scnprintf(buf + pos, bufsz - pos, "%s:\t\t\t%u\n",
1000 iwl_get_tx_fail_reason(TX_STATUS_FAIL_BT_RETRY),
1001 priv->_agn.reply_tx_stats.pp_delay);
1002 pos += scnprintf(buf + pos, bufsz - pos, "%s:\t\t\t%u\n",
1003 iwl_get_tx_fail_reason(TX_STATUS_FAIL_STA_INVALID),
1004 priv->_agn.reply_tx_stats.sta_invalid);
1005 pos += scnprintf(buf + pos, bufsz - pos, "%s:\t\t\t%u\n",
1006 iwl_get_tx_fail_reason(TX_STATUS_FAIL_FRAG_DROPPED),
1007 priv->_agn.reply_tx_stats.frag_drop);
1008 pos += scnprintf(buf + pos, bufsz - pos, "%s:\t\t\t%u\n",
1009 iwl_get_tx_fail_reason(TX_STATUS_FAIL_TID_DISABLE),
1010 priv->_agn.reply_tx_stats.tid_disable);
1011 pos += scnprintf(buf + pos, bufsz - pos, "%s:\t\t\t%u\n",
1012 iwl_get_tx_fail_reason(TX_STATUS_FAIL_FIFO_FLUSHED),
1013 priv->_agn.reply_tx_stats.fifo_flush);
1014 pos += scnprintf(buf + pos, bufsz - pos, "%s:\t\t%u\n",
1015 iwl_get_tx_fail_reason(
1016 TX_STATUS_FAIL_INSUFFICIENT_CF_POLL),
1017 priv->_agn.reply_tx_stats.insuff_cf_poll);
1018 pos += scnprintf(buf + pos, bufsz - pos, "%s:\t\t\t%u\n",
1019 iwl_get_tx_fail_reason(TX_STATUS_FAIL_PASSIVE_NO_RX),
1020 priv->_agn.reply_tx_stats.fail_hw_drop);
1021 pos += scnprintf(buf + pos, bufsz - pos, "%s:\t\t%u\n",
1022 iwl_get_tx_fail_reason(
1023 TX_STATUS_FAIL_NO_BEACON_ON_RADAR),
1024 priv->_agn.reply_tx_stats.sta_color_mismatch);
1025 pos += scnprintf(buf + pos, bufsz - pos, "UNKNOWN:\t\t\t%u\n",
1026 priv->_agn.reply_tx_stats.unknown);
1027
1028 pos += scnprintf(buf + pos, bufsz - pos,
1029 "\nStatistics_Agg_TX_Error:\n");
1030
1031 pos += scnprintf(buf + pos, bufsz - pos, "%s:\t\t\t%u\n",
1032 iwl_get_agg_tx_fail_reason(AGG_TX_STATE_UNDERRUN_MSK),
1033 priv->_agn.reply_agg_tx_stats.underrun);
1034 pos += scnprintf(buf + pos, bufsz - pos, "%s:\t\t\t%u\n",
1035 iwl_get_agg_tx_fail_reason(AGG_TX_STATE_BT_PRIO_MSK),
1036 priv->_agn.reply_agg_tx_stats.bt_prio);
1037 pos += scnprintf(buf + pos, bufsz - pos, "%s:\t\t\t%u\n",
1038 iwl_get_agg_tx_fail_reason(AGG_TX_STATE_FEW_BYTES_MSK),
1039 priv->_agn.reply_agg_tx_stats.few_bytes);
1040 pos += scnprintf(buf + pos, bufsz - pos, "%s:\t\t\t%u\n",
1041 iwl_get_agg_tx_fail_reason(AGG_TX_STATE_ABORT_MSK),
1042 priv->_agn.reply_agg_tx_stats.abort);
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_TTL_MSK),
1046 priv->_agn.reply_agg_tx_stats.last_sent_ttl);
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_TRY_CNT_MSK),
1050 priv->_agn.reply_agg_tx_stats.last_sent_try);
1051 pos += scnprintf(buf + pos, bufsz - pos, "%s:\t\t%u\n",
1052 iwl_get_agg_tx_fail_reason(
1053 AGG_TX_STATE_LAST_SENT_BT_KILL_MSK),
1054 priv->_agn.reply_agg_tx_stats.last_sent_bt_kill);
1055 pos += scnprintf(buf + pos, bufsz - pos, "%s:\t\t\t%u\n",
1056 iwl_get_agg_tx_fail_reason(AGG_TX_STATE_SCD_QUERY_MSK),
1057 priv->_agn.reply_agg_tx_stats.scd_query);
1058 pos += scnprintf(buf + pos, bufsz - pos, "%s:\t\t%u\n",
1059 iwl_get_agg_tx_fail_reason(
1060 AGG_TX_STATE_TEST_BAD_CRC32_MSK),
1061 priv->_agn.reply_agg_tx_stats.bad_crc32);
1062 pos += scnprintf(buf + pos, bufsz - pos, "%s:\t\t\t%u\n",
1063 iwl_get_agg_tx_fail_reason(AGG_TX_STATE_RESPONSE_MSK),
1064 priv->_agn.reply_agg_tx_stats.response);
1065 pos += scnprintf(buf + pos, bufsz - pos, "%s:\t\t\t%u\n",
1066 iwl_get_agg_tx_fail_reason(AGG_TX_STATE_DUMP_TX_MSK),
1067 priv->_agn.reply_agg_tx_stats.dump_tx);
1068 pos += scnprintf(buf + pos, bufsz - pos, "%s:\t\t\t%u\n",
1069 iwl_get_agg_tx_fail_reason(AGG_TX_STATE_DELAY_TX_MSK),
1070 priv->_agn.reply_agg_tx_stats.delay_tx);
1071 pos += scnprintf(buf + pos, bufsz - pos, "UNKNOWN:\t\t\t%u\n",
1072 priv->_agn.reply_agg_tx_stats.unknown);
1073
1074 ret = simple_read_from_buffer(user_buf, count, ppos, buf, pos);
1075 kfree(buf);
1076 return ret;
1077 }
linux-next