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1/******************************************************************************
2*
3* GPL LICENSE SUMMARY
4*
5* Copyright(c) 2008 - 2011 Intel Corporation. All rights reserved.
6*
7* This program is free software; you can redistribute it and/or modify
8* it under the terms of version 2 of the GNU General Public License as
9* published by the Free Software Foundation.
10*
11* This program is distributed in the hope that it will be useful, but
12* WITHOUT ANY WARRANTY; without even the implied warranty of
13* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
14* General Public License for more details.
15*
16* You should have received a copy of the GNU General Public License
17* along with this program; if not, write to the Free Software
18* Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110,
19* USA
20*
21* The full GNU General Public License is included in this distribution
22* in the file called LICENSE.GPL.
23*
24* Contact Information:
25* Intel Linux Wireless <ilw@linux.intel.com>
26* Intel Corporation, 5200 N.E. Elam Young Parkway, Hillsboro, OR 97124-6497
27*****************************************************************************/
28#include "iwl-4965.h"
29#include "iwl-4965-debugfs.h"
30
31static const char *fmt_value = " %-30s %10u\n";
32static const char *fmt_table = " %-30s %10u %10u %10u %10u\n";
33static const char *fmt_header =
34 "%-32s current cumulative delta max\n";
35
36static int iwl4965_statistics_flag(struct iwl_priv *priv, char *buf, int bufsz)
37{
38 int p = 0;
39 u32 flag;
40
41 flag = le32_to_cpu(priv->_4965.statistics.flag);
42
43 p += scnprintf(buf + p, bufsz - p, "Statistics Flag(0x%X):\n", flag);
44 if (flag & UCODE_STATISTICS_CLEAR_MSK)
45 p += scnprintf(buf + p, bufsz - p,
46 "\tStatistics have been cleared\n");
47 p += scnprintf(buf + p, bufsz - p, "\tOperational Frequency: %s\n",
48 (flag & UCODE_STATISTICS_FREQUENCY_MSK)
49 ? "2.4 GHz" : "5.2 GHz");
50 p += scnprintf(buf + p, bufsz - p, "\tTGj Narrow Band: %s\n",
51 (flag & UCODE_STATISTICS_NARROW_BAND_MSK)
52 ? "enabled" : "disabled");
53
54 return p;
55}
56
57ssize_t iwl4965_ucode_rx_stats_read(struct file *file, char __user *user_buf,
58 size_t count, loff_t *ppos)
59{
60 struct iwl_priv *priv = file->private_data;
61 int pos = 0;
62 char *buf;
63 int bufsz = sizeof(struct statistics_rx_phy) * 40 +
64 sizeof(struct statistics_rx_non_phy) * 40 +
65 sizeof(struct statistics_rx_ht_phy) * 40 + 400;
66 ssize_t ret;
67 struct statistics_rx_phy *ofdm, *accum_ofdm, *delta_ofdm, *max_ofdm;
68 struct statistics_rx_phy *cck, *accum_cck, *delta_cck, *max_cck;
69 struct statistics_rx_non_phy *general, *accum_general;
70 struct statistics_rx_non_phy *delta_general, *max_general;
71 struct statistics_rx_ht_phy *ht, *accum_ht, *delta_ht, *max_ht;
72
73 if (!iwl_legacy_is_alive(priv))
74 return -EAGAIN;
75
76 buf = kzalloc(bufsz, GFP_KERNEL);
77 if (!buf) {
78 IWL_ERR(priv, "Can not allocate Buffer\n");
79 return -ENOMEM;
80 }
81
82 /*
83 * the statistic information display here is based on
84 * the last statistics notification from uCode
85 * might not reflect the current uCode activity
86 */
87 ofdm = &priv->_4965.statistics.rx.ofdm;
88 cck = &priv->_4965.statistics.rx.cck;
89 general = &priv->_4965.statistics.rx.general;
90 ht = &priv->_4965.statistics.rx.ofdm_ht;
91 accum_ofdm = &priv->_4965.accum_statistics.rx.ofdm;
92 accum_cck = &priv->_4965.accum_statistics.rx.cck;
93 accum_general = &priv->_4965.accum_statistics.rx.general;
94 accum_ht = &priv->_4965.accum_statistics.rx.ofdm_ht;
95 delta_ofdm = &priv->_4965.delta_statistics.rx.ofdm;
96 delta_cck = &priv->_4965.delta_statistics.rx.cck;
97 delta_general = &priv->_4965.delta_statistics.rx.general;
98 delta_ht = &priv->_4965.delta_statistics.rx.ofdm_ht;
99 max_ofdm = &priv->_4965.max_delta.rx.ofdm;
100 max_cck = &priv->_4965.max_delta.rx.cck;
101 max_general = &priv->_4965.max_delta.rx.general;
102 max_ht = &priv->_4965.max_delta.rx.ofdm_ht;
103
104 pos += iwl4965_statistics_flag(priv, buf, bufsz);
105 pos += scnprintf(buf + pos, bufsz - pos,
106 fmt_header, "Statistics_Rx - OFDM:");
107 pos += scnprintf(buf + pos, bufsz - pos,
108 fmt_table, "ina_cnt:",
109 le32_to_cpu(ofdm->ina_cnt),
110 accum_ofdm->ina_cnt,
111 delta_ofdm->ina_cnt, max_ofdm->ina_cnt);
112 pos += scnprintf(buf + pos, bufsz - pos,
113 fmt_table, "fina_cnt:",
114 le32_to_cpu(ofdm->fina_cnt), accum_ofdm->fina_cnt,
115 delta_ofdm->fina_cnt, max_ofdm->fina_cnt);
116 pos += scnprintf(buf + pos, bufsz - pos,
117 fmt_table, "plcp_err:",
118 le32_to_cpu(ofdm->plcp_err), accum_ofdm->plcp_err,
119 delta_ofdm->plcp_err, max_ofdm->plcp_err);
120 pos += scnprintf(buf + pos, bufsz - pos,
121 fmt_table, "crc32_err:",
122 le32_to_cpu(ofdm->crc32_err), accum_ofdm->crc32_err,
123 delta_ofdm->crc32_err, max_ofdm->crc32_err);
124 pos += scnprintf(buf + pos, bufsz - pos,
125 fmt_table, "overrun_err:",
126 le32_to_cpu(ofdm->overrun_err),
127 accum_ofdm->overrun_err, delta_ofdm->overrun_err,
128 max_ofdm->overrun_err);
129 pos += scnprintf(buf + pos, bufsz - pos,
130 fmt_table, "early_overrun_err:",
131 le32_to_cpu(ofdm->early_overrun_err),
132 accum_ofdm->early_overrun_err,
133 delta_ofdm->early_overrun_err,
134 max_ofdm->early_overrun_err);
135 pos += scnprintf(buf + pos, bufsz - pos,
136 fmt_table, "crc32_good:",
137 le32_to_cpu(ofdm->crc32_good),
138 accum_ofdm->crc32_good, delta_ofdm->crc32_good,
139 max_ofdm->crc32_good);
140 pos += scnprintf(buf + pos, bufsz - pos,
141 fmt_table, "false_alarm_cnt:",
142 le32_to_cpu(ofdm->false_alarm_cnt),
143 accum_ofdm->false_alarm_cnt,
144 delta_ofdm->false_alarm_cnt,
145 max_ofdm->false_alarm_cnt);
146 pos += scnprintf(buf + pos, bufsz - pos,
147 fmt_table, "fina_sync_err_cnt:",
148 le32_to_cpu(ofdm->fina_sync_err_cnt),
149 accum_ofdm->fina_sync_err_cnt,
150 delta_ofdm->fina_sync_err_cnt,
151 max_ofdm->fina_sync_err_cnt);
152 pos += scnprintf(buf + pos, bufsz - pos,
153 fmt_table, "sfd_timeout:",
154 le32_to_cpu(ofdm->sfd_timeout),
155 accum_ofdm->sfd_timeout, delta_ofdm->sfd_timeout,
156 max_ofdm->sfd_timeout);
157 pos += scnprintf(buf + pos, bufsz - pos,
158 fmt_table, "fina_timeout:",
159 le32_to_cpu(ofdm->fina_timeout),
160 accum_ofdm->fina_timeout, delta_ofdm->fina_timeout,
161 max_ofdm->fina_timeout);
162 pos += scnprintf(buf + pos, bufsz - pos,
163 fmt_table, "unresponded_rts:",
164 le32_to_cpu(ofdm->unresponded_rts),
165 accum_ofdm->unresponded_rts,
166 delta_ofdm->unresponded_rts,
167 max_ofdm->unresponded_rts);
168 pos += scnprintf(buf + pos, bufsz - pos,
169 fmt_table, "rxe_frame_lmt_ovrun:",
170 le32_to_cpu(ofdm->rxe_frame_limit_overrun),
171 accum_ofdm->rxe_frame_limit_overrun,
172 delta_ofdm->rxe_frame_limit_overrun,
173 max_ofdm->rxe_frame_limit_overrun);
174 pos += scnprintf(buf + pos, bufsz - pos,
175 fmt_table, "sent_ack_cnt:",
176 le32_to_cpu(ofdm->sent_ack_cnt),
177 accum_ofdm->sent_ack_cnt, delta_ofdm->sent_ack_cnt,
178 max_ofdm->sent_ack_cnt);
179 pos += scnprintf(buf + pos, bufsz - pos,
180 fmt_table, "sent_cts_cnt:",
181 le32_to_cpu(ofdm->sent_cts_cnt),
182 accum_ofdm->sent_cts_cnt, delta_ofdm->sent_cts_cnt,
183 max_ofdm->sent_cts_cnt);
184 pos += scnprintf(buf + pos, bufsz - pos,
185 fmt_table, "sent_ba_rsp_cnt:",
186 le32_to_cpu(ofdm->sent_ba_rsp_cnt),
187 accum_ofdm->sent_ba_rsp_cnt,
188 delta_ofdm->sent_ba_rsp_cnt,
189 max_ofdm->sent_ba_rsp_cnt);
190 pos += scnprintf(buf + pos, bufsz - pos,
191 fmt_table, "dsp_self_kill:",
192 le32_to_cpu(ofdm->dsp_self_kill),
193 accum_ofdm->dsp_self_kill,
194 delta_ofdm->dsp_self_kill,
195 max_ofdm->dsp_self_kill);
196 pos += scnprintf(buf + pos, bufsz - pos,
197 fmt_table, "mh_format_err:",
198 le32_to_cpu(ofdm->mh_format_err),
199 accum_ofdm->mh_format_err,
200 delta_ofdm->mh_format_err,
201 max_ofdm->mh_format_err);
202 pos += scnprintf(buf + pos, bufsz - pos,
203 fmt_table, "re_acq_main_rssi_sum:",
204 le32_to_cpu(ofdm->re_acq_main_rssi_sum),
205 accum_ofdm->re_acq_main_rssi_sum,
206 delta_ofdm->re_acq_main_rssi_sum,
207 max_ofdm->re_acq_main_rssi_sum);
208
209 pos += scnprintf(buf + pos, bufsz - pos,
210 fmt_header, "Statistics_Rx - CCK:");
211 pos += scnprintf(buf + pos, bufsz - pos,
212 fmt_table, "ina_cnt:",
213 le32_to_cpu(cck->ina_cnt), accum_cck->ina_cnt,
214 delta_cck->ina_cnt, max_cck->ina_cnt);
215 pos += scnprintf(buf + pos, bufsz - pos,
216 fmt_table, "fina_cnt:",
217 le32_to_cpu(cck->fina_cnt), accum_cck->fina_cnt,
218 delta_cck->fina_cnt, max_cck->fina_cnt);
219 pos += scnprintf(buf + pos, bufsz - pos,
220 fmt_table, "plcp_err:",
221 le32_to_cpu(cck->plcp_err), accum_cck->plcp_err,
222 delta_cck->plcp_err, max_cck->plcp_err);
223 pos += scnprintf(buf + pos, bufsz - pos,
224 fmt_table, "crc32_err:",
225 le32_to_cpu(cck->crc32_err), accum_cck->crc32_err,
226 delta_cck->crc32_err, max_cck->crc32_err);
227 pos += scnprintf(buf + pos, bufsz - pos,
228 fmt_table, "overrun_err:",
229 le32_to_cpu(cck->overrun_err),
230 accum_cck->overrun_err, delta_cck->overrun_err,
231 max_cck->overrun_err);
232 pos += scnprintf(buf + pos, bufsz - pos,
233 fmt_table, "early_overrun_err:",
234 le32_to_cpu(cck->early_overrun_err),
235 accum_cck->early_overrun_err,
236 delta_cck->early_overrun_err,
237 max_cck->early_overrun_err);
238 pos += scnprintf(buf + pos, bufsz - pos,
239 fmt_table, "crc32_good:",
240 le32_to_cpu(cck->crc32_good), accum_cck->crc32_good,
241 delta_cck->crc32_good, max_cck->crc32_good);
242 pos += scnprintf(buf + pos, bufsz - pos,
243 fmt_table, "false_alarm_cnt:",
244 le32_to_cpu(cck->false_alarm_cnt),
245 accum_cck->false_alarm_cnt,
246 delta_cck->false_alarm_cnt, max_cck->false_alarm_cnt);
247 pos += scnprintf(buf + pos, bufsz - pos,
248 fmt_table, "fina_sync_err_cnt:",
249 le32_to_cpu(cck->fina_sync_err_cnt),
250 accum_cck->fina_sync_err_cnt,
251 delta_cck->fina_sync_err_cnt,
252 max_cck->fina_sync_err_cnt);
253 pos += scnprintf(buf + pos, bufsz - pos,
254 fmt_table, "sfd_timeout:",
255 le32_to_cpu(cck->sfd_timeout),
256 accum_cck->sfd_timeout, delta_cck->sfd_timeout,
257 max_cck->sfd_timeout);
258 pos += scnprintf(buf + pos, bufsz - pos,
259 fmt_table, "fina_timeout:",
260 le32_to_cpu(cck->fina_timeout),
261 accum_cck->fina_timeout, delta_cck->fina_timeout,
262 max_cck->fina_timeout);
263 pos += scnprintf(buf + pos, bufsz - pos,
264 fmt_table, "unresponded_rts:",
265 le32_to_cpu(cck->unresponded_rts),
266 accum_cck->unresponded_rts, delta_cck->unresponded_rts,
267 max_cck->unresponded_rts);
268 pos += scnprintf(buf + pos, bufsz - pos,
269 fmt_table, "rxe_frame_lmt_ovrun:",
270 le32_to_cpu(cck->rxe_frame_limit_overrun),
271 accum_cck->rxe_frame_limit_overrun,
272 delta_cck->rxe_frame_limit_overrun,
273 max_cck->rxe_frame_limit_overrun);
274 pos += scnprintf(buf + pos, bufsz - pos,
275 fmt_table, "sent_ack_cnt:",
276 le32_to_cpu(cck->sent_ack_cnt),
277 accum_cck->sent_ack_cnt, delta_cck->sent_ack_cnt,
278 max_cck->sent_ack_cnt);
279 pos += scnprintf(buf + pos, bufsz - pos,
280 fmt_table, "sent_cts_cnt:",
281 le32_to_cpu(cck->sent_cts_cnt),
282 accum_cck->sent_cts_cnt, delta_cck->sent_cts_cnt,
283 max_cck->sent_cts_cnt);
284 pos += scnprintf(buf + pos, bufsz - pos,
285 fmt_table, "sent_ba_rsp_cnt:",
286 le32_to_cpu(cck->sent_ba_rsp_cnt),
287 accum_cck->sent_ba_rsp_cnt,
288 delta_cck->sent_ba_rsp_cnt,
289 max_cck->sent_ba_rsp_cnt);
290 pos += scnprintf(buf + pos, bufsz - pos,
291 fmt_table, "dsp_self_kill:",
292 le32_to_cpu(cck->dsp_self_kill),
293 accum_cck->dsp_self_kill, delta_cck->dsp_self_kill,
294 max_cck->dsp_self_kill);
295 pos += scnprintf(buf + pos, bufsz - pos,
296 fmt_table, "mh_format_err:",
297 le32_to_cpu(cck->mh_format_err),
298 accum_cck->mh_format_err, delta_cck->mh_format_err,
299 max_cck->mh_format_err);
300 pos += scnprintf(buf + pos, bufsz - pos,
301 fmt_table, "re_acq_main_rssi_sum:",
302 le32_to_cpu(cck->re_acq_main_rssi_sum),
303 accum_cck->re_acq_main_rssi_sum,
304 delta_cck->re_acq_main_rssi_sum,
305 max_cck->re_acq_main_rssi_sum);
306
307 pos += scnprintf(buf + pos, bufsz - pos,
308 fmt_header, "Statistics_Rx - GENERAL:");
309 pos += scnprintf(buf + pos, bufsz - pos,
310 fmt_table, "bogus_cts:",
311 le32_to_cpu(general->bogus_cts),
312 accum_general->bogus_cts, delta_general->bogus_cts,
313 max_general->bogus_cts);
314 pos += scnprintf(buf + pos, bufsz - pos,
315 fmt_table, "bogus_ack:",
316 le32_to_cpu(general->bogus_ack),
317 accum_general->bogus_ack, delta_general->bogus_ack,
318 max_general->bogus_ack);
319 pos += scnprintf(buf + pos, bufsz - pos,
320 fmt_table, "non_bssid_frames:",
321 le32_to_cpu(general->non_bssid_frames),
322 accum_general->non_bssid_frames,
323 delta_general->non_bssid_frames,
324 max_general->non_bssid_frames);
325 pos += scnprintf(buf + pos, bufsz - pos,
326 fmt_table, "filtered_frames:",
327 le32_to_cpu(general->filtered_frames),
328 accum_general->filtered_frames,
329 delta_general->filtered_frames,
330 max_general->filtered_frames);
331 pos += scnprintf(buf + pos, bufsz - pos,
332 fmt_table, "non_channel_beacons:",
333 le32_to_cpu(general->non_channel_beacons),
334 accum_general->non_channel_beacons,
335 delta_general->non_channel_beacons,
336 max_general->non_channel_beacons);
337 pos += scnprintf(buf + pos, bufsz - pos,
338 fmt_table, "channel_beacons:",
339 le32_to_cpu(general->channel_beacons),
340 accum_general->channel_beacons,
341 delta_general->channel_beacons,
342 max_general->channel_beacons);
343 pos += scnprintf(buf + pos, bufsz - pos,
344 fmt_table, "num_missed_bcon:",
345 le32_to_cpu(general->num_missed_bcon),
346 accum_general->num_missed_bcon,
347 delta_general->num_missed_bcon,
348 max_general->num_missed_bcon);
349 pos += scnprintf(buf + pos, bufsz - pos,
350 fmt_table, "adc_rx_saturation_time:",
351 le32_to_cpu(general->adc_rx_saturation_time),
352 accum_general->adc_rx_saturation_time,
353 delta_general->adc_rx_saturation_time,
354 max_general->adc_rx_saturation_time);
355 pos += scnprintf(buf + pos, bufsz - pos,
356 fmt_table, "ina_detect_search_tm:",
357 le32_to_cpu(general->ina_detection_search_time),
358 accum_general->ina_detection_search_time,
359 delta_general->ina_detection_search_time,
360 max_general->ina_detection_search_time);
361 pos += scnprintf(buf + pos, bufsz - pos,
362 fmt_table, "beacon_silence_rssi_a:",
363 le32_to_cpu(general->beacon_silence_rssi_a),
364 accum_general->beacon_silence_rssi_a,
365 delta_general->beacon_silence_rssi_a,
366 max_general->beacon_silence_rssi_a);
367 pos += scnprintf(buf + pos, bufsz - pos,
368 fmt_table, "beacon_silence_rssi_b:",
369 le32_to_cpu(general->beacon_silence_rssi_b),
370 accum_general->beacon_silence_rssi_b,
371 delta_general->beacon_silence_rssi_b,
372 max_general->beacon_silence_rssi_b);
373 pos += scnprintf(buf + pos, bufsz - pos,
374 fmt_table, "beacon_silence_rssi_c:",
375 le32_to_cpu(general->beacon_silence_rssi_c),
376 accum_general->beacon_silence_rssi_c,
377 delta_general->beacon_silence_rssi_c,
378 max_general->beacon_silence_rssi_c);
379 pos += scnprintf(buf + pos, bufsz - pos,
380 fmt_table, "interference_data_flag:",
381 le32_to_cpu(general->interference_data_flag),
382 accum_general->interference_data_flag,
383 delta_general->interference_data_flag,
384 max_general->interference_data_flag);
385 pos += scnprintf(buf + pos, bufsz - pos,
386 fmt_table, "channel_load:",
387 le32_to_cpu(general->channel_load),
388 accum_general->channel_load,
389 delta_general->channel_load,
390 max_general->channel_load);
391 pos += scnprintf(buf + pos, bufsz - pos,
392 fmt_table, "dsp_false_alarms:",
393 le32_to_cpu(general->dsp_false_alarms),
394 accum_general->dsp_false_alarms,
395 delta_general->dsp_false_alarms,
396 max_general->dsp_false_alarms);
397 pos += scnprintf(buf + pos, bufsz - pos,
398 fmt_table, "beacon_rssi_a:",
399 le32_to_cpu(general->beacon_rssi_a),
400 accum_general->beacon_rssi_a,
401 delta_general->beacon_rssi_a,
402 max_general->beacon_rssi_a);
403 pos += scnprintf(buf + pos, bufsz - pos,
404 fmt_table, "beacon_rssi_b:",
405 le32_to_cpu(general->beacon_rssi_b),
406 accum_general->beacon_rssi_b,
407 delta_general->beacon_rssi_b,
408 max_general->beacon_rssi_b);
409 pos += scnprintf(buf + pos, bufsz - pos,
410 fmt_table, "beacon_rssi_c:",
411 le32_to_cpu(general->beacon_rssi_c),
412 accum_general->beacon_rssi_c,
413 delta_general->beacon_rssi_c,
414 max_general->beacon_rssi_c);
415 pos += scnprintf(buf + pos, bufsz - pos,
416 fmt_table, "beacon_energy_a:",
417 le32_to_cpu(general->beacon_energy_a),
418 accum_general->beacon_energy_a,
419 delta_general->beacon_energy_a,
420 max_general->beacon_energy_a);
421 pos += scnprintf(buf + pos, bufsz - pos,
422 fmt_table, "beacon_energy_b:",
423 le32_to_cpu(general->beacon_energy_b),
424 accum_general->beacon_energy_b,
425 delta_general->beacon_energy_b,
426 max_general->beacon_energy_b);
427 pos += scnprintf(buf + pos, bufsz - pos,
428 fmt_table, "beacon_energy_c:",
429 le32_to_cpu(general->beacon_energy_c),
430 accum_general->beacon_energy_c,
431 delta_general->beacon_energy_c,
432 max_general->beacon_energy_c);
433
434 pos += scnprintf(buf + pos, bufsz - pos,
435 fmt_header, "Statistics_Rx - OFDM_HT:");
436 pos += scnprintf(buf + pos, bufsz - pos,
437 fmt_table, "plcp_err:",
438 le32_to_cpu(ht->plcp_err), accum_ht->plcp_err,
439 delta_ht->plcp_err, max_ht->plcp_err);
440 pos += scnprintf(buf + pos, bufsz - pos,
441 fmt_table, "overrun_err:",
442 le32_to_cpu(ht->overrun_err), accum_ht->overrun_err,
443 delta_ht->overrun_err, max_ht->overrun_err);
444 pos += scnprintf(buf + pos, bufsz - pos,
445 fmt_table, "early_overrun_err:",
446 le32_to_cpu(ht->early_overrun_err),
447 accum_ht->early_overrun_err,
448 delta_ht->early_overrun_err,
449 max_ht->early_overrun_err);
450 pos += scnprintf(buf + pos, bufsz - pos,
451 fmt_table, "crc32_good:",
452 le32_to_cpu(ht->crc32_good), accum_ht->crc32_good,
453 delta_ht->crc32_good, max_ht->crc32_good);
454 pos += scnprintf(buf + pos, bufsz - pos,
455 fmt_table, "crc32_err:",
456 le32_to_cpu(ht->crc32_err), accum_ht->crc32_err,
457 delta_ht->crc32_err, max_ht->crc32_err);
458 pos += scnprintf(buf + pos, bufsz - pos,
459 fmt_table, "mh_format_err:",
460 le32_to_cpu(ht->mh_format_err),
461 accum_ht->mh_format_err,
462 delta_ht->mh_format_err, max_ht->mh_format_err);
463 pos += scnprintf(buf + pos, bufsz - pos,
464 fmt_table, "agg_crc32_good:",
465 le32_to_cpu(ht->agg_crc32_good),
466 accum_ht->agg_crc32_good,
467 delta_ht->agg_crc32_good, max_ht->agg_crc32_good);
468 pos += scnprintf(buf + pos, bufsz - pos,
469 fmt_table, "agg_mpdu_cnt:",
470 le32_to_cpu(ht->agg_mpdu_cnt),
471 accum_ht->agg_mpdu_cnt,
472 delta_ht->agg_mpdu_cnt, max_ht->agg_mpdu_cnt);
473 pos += scnprintf(buf + pos, bufsz - pos,
474 fmt_table, "agg_cnt:",
475 le32_to_cpu(ht->agg_cnt), accum_ht->agg_cnt,
476 delta_ht->agg_cnt, max_ht->agg_cnt);
477 pos += scnprintf(buf + pos, bufsz - pos,
478 fmt_table, "unsupport_mcs:",
479 le32_to_cpu(ht->unsupport_mcs),
480 accum_ht->unsupport_mcs,
481 delta_ht->unsupport_mcs, max_ht->unsupport_mcs);
482
483 ret = simple_read_from_buffer(user_buf, count, ppos, buf, pos);
484 kfree(buf);
485 return ret;
486}
487
488ssize_t iwl4965_ucode_tx_stats_read(struct file *file,
489 char __user *user_buf,
490 size_t count, loff_t *ppos)
491{
492 struct iwl_priv *priv = file->private_data;
493 int pos = 0;
494 char *buf;
495 int bufsz = (sizeof(struct statistics_tx) * 48) + 250;
496 ssize_t ret;
497 struct statistics_tx *tx, *accum_tx, *delta_tx, *max_tx;
498
499 if (!iwl_legacy_is_alive(priv))
500 return -EAGAIN;
501
502 buf = kzalloc(bufsz, GFP_KERNEL);
503 if (!buf) {
504 IWL_ERR(priv, "Can not allocate Buffer\n");
505 return -ENOMEM;
506 }
507
508 /* the statistic information display here is based on
509 * the last statistics notification from uCode
510 * might not reflect the current uCode activity
511 */
512 tx = &priv->_4965.statistics.tx;
513 accum_tx = &priv->_4965.accum_statistics.tx;
514 delta_tx = &priv->_4965.delta_statistics.tx;
515 max_tx = &priv->_4965.max_delta.tx;
516
517 pos += iwl4965_statistics_flag(priv, buf, bufsz);
518 pos += scnprintf(buf + pos, bufsz - pos,
519 fmt_header, "Statistics_Tx:");
520 pos += scnprintf(buf + pos, bufsz - pos,
521 fmt_table, "preamble:",
522 le32_to_cpu(tx->preamble_cnt),
523 accum_tx->preamble_cnt,
524 delta_tx->preamble_cnt, max_tx->preamble_cnt);
525 pos += scnprintf(buf + pos, bufsz - pos,
526 fmt_table, "rx_detected_cnt:",
527 le32_to_cpu(tx->rx_detected_cnt),
528 accum_tx->rx_detected_cnt,
529 delta_tx->rx_detected_cnt, max_tx->rx_detected_cnt);
530 pos += scnprintf(buf + pos, bufsz - pos,
531 fmt_table, "bt_prio_defer_cnt:",
532 le32_to_cpu(tx->bt_prio_defer_cnt),
533 accum_tx->bt_prio_defer_cnt,
534 delta_tx->bt_prio_defer_cnt,
535 max_tx->bt_prio_defer_cnt);
536 pos += scnprintf(buf + pos, bufsz - pos,
537 fmt_table, "bt_prio_kill_cnt:",
538 le32_to_cpu(tx->bt_prio_kill_cnt),
539 accum_tx->bt_prio_kill_cnt,
540 delta_tx->bt_prio_kill_cnt,
541 max_tx->bt_prio_kill_cnt);
542 pos += scnprintf(buf + pos, bufsz - pos,
543 fmt_table, "few_bytes_cnt:",
544 le32_to_cpu(tx->few_bytes_cnt),
545 accum_tx->few_bytes_cnt,
546 delta_tx->few_bytes_cnt, max_tx->few_bytes_cnt);
547 pos += scnprintf(buf + pos, bufsz - pos,
548 fmt_table, "cts_timeout:",
549 le32_to_cpu(tx->cts_timeout), accum_tx->cts_timeout,
550 delta_tx->cts_timeout, max_tx->cts_timeout);
551 pos += scnprintf(buf + pos, bufsz - pos,
552 fmt_table, "ack_timeout:",
553 le32_to_cpu(tx->ack_timeout),
554 accum_tx->ack_timeout,
555 delta_tx->ack_timeout, max_tx->ack_timeout);
556 pos += scnprintf(buf + pos, bufsz - pos,
557 fmt_table, "expected_ack_cnt:",
558 le32_to_cpu(tx->expected_ack_cnt),
559 accum_tx->expected_ack_cnt,
560 delta_tx->expected_ack_cnt,
561 max_tx->expected_ack_cnt);
562 pos += scnprintf(buf + pos, bufsz - pos,
563 fmt_table, "actual_ack_cnt:",
564 le32_to_cpu(tx->actual_ack_cnt),
565 accum_tx->actual_ack_cnt,
566 delta_tx->actual_ack_cnt,
567 max_tx->actual_ack_cnt);
568 pos += scnprintf(buf + pos, bufsz - pos,
569 fmt_table, "dump_msdu_cnt:",
570 le32_to_cpu(tx->dump_msdu_cnt),
571 accum_tx->dump_msdu_cnt,
572 delta_tx->dump_msdu_cnt,
573 max_tx->dump_msdu_cnt);
574 pos += scnprintf(buf + pos, bufsz - pos,
575 fmt_table, "abort_nxt_frame_mismatch:",
576 le32_to_cpu(tx->burst_abort_next_frame_mismatch_cnt),
577 accum_tx->burst_abort_next_frame_mismatch_cnt,
578 delta_tx->burst_abort_next_frame_mismatch_cnt,
579 max_tx->burst_abort_next_frame_mismatch_cnt);
580 pos += scnprintf(buf + pos, bufsz - pos,
581 fmt_table, "abort_missing_nxt_frame:",
582 le32_to_cpu(tx->burst_abort_missing_next_frame_cnt),
583 accum_tx->burst_abort_missing_next_frame_cnt,
584 delta_tx->burst_abort_missing_next_frame_cnt,
585 max_tx->burst_abort_missing_next_frame_cnt);
586 pos += scnprintf(buf + pos, bufsz - pos,
587 fmt_table, "cts_timeout_collision:",
588 le32_to_cpu(tx->cts_timeout_collision),
589 accum_tx->cts_timeout_collision,
590 delta_tx->cts_timeout_collision,
591 max_tx->cts_timeout_collision);
592 pos += scnprintf(buf + pos, bufsz - pos,
593 fmt_table, "ack_ba_timeout_collision:",
594 le32_to_cpu(tx->ack_or_ba_timeout_collision),
595 accum_tx->ack_or_ba_timeout_collision,
596 delta_tx->ack_or_ba_timeout_collision,
597 max_tx->ack_or_ba_timeout_collision);
598 pos += scnprintf(buf + pos, bufsz - pos,
599 fmt_table, "agg ba_timeout:",
600 le32_to_cpu(tx->agg.ba_timeout),
601 accum_tx->agg.ba_timeout,
602 delta_tx->agg.ba_timeout,
603 max_tx->agg.ba_timeout);
604 pos += scnprintf(buf + pos, bufsz - pos,
605 fmt_table, "agg ba_resched_frames:",
606 le32_to_cpu(tx->agg.ba_reschedule_frames),
607 accum_tx->agg.ba_reschedule_frames,
608 delta_tx->agg.ba_reschedule_frames,
609 max_tx->agg.ba_reschedule_frames);
610 pos += scnprintf(buf + pos, bufsz - pos,
611 fmt_table, "agg scd_query_agg_frame:",
612 le32_to_cpu(tx->agg.scd_query_agg_frame_cnt),
613 accum_tx->agg.scd_query_agg_frame_cnt,
614 delta_tx->agg.scd_query_agg_frame_cnt,
615 max_tx->agg.scd_query_agg_frame_cnt);
616 pos += scnprintf(buf + pos, bufsz - pos,
617 fmt_table, "agg scd_query_no_agg:",
618 le32_to_cpu(tx->agg.scd_query_no_agg),
619 accum_tx->agg.scd_query_no_agg,
620 delta_tx->agg.scd_query_no_agg,
621 max_tx->agg.scd_query_no_agg);
622 pos += scnprintf(buf + pos, bufsz - pos,
623 fmt_table, "agg scd_query_agg:",
624 le32_to_cpu(tx->agg.scd_query_agg),
625 accum_tx->agg.scd_query_agg,
626 delta_tx->agg.scd_query_agg,
627 max_tx->agg.scd_query_agg);
628 pos += scnprintf(buf + pos, bufsz - pos,
629 fmt_table, "agg scd_query_mismatch:",
630 le32_to_cpu(tx->agg.scd_query_mismatch),
631 accum_tx->agg.scd_query_mismatch,
632 delta_tx->agg.scd_query_mismatch,
633 max_tx->agg.scd_query_mismatch);
634 pos += scnprintf(buf + pos, bufsz - pos,
635 fmt_table, "agg frame_not_ready:",
636 le32_to_cpu(tx->agg.frame_not_ready),
637 accum_tx->agg.frame_not_ready,
638 delta_tx->agg.frame_not_ready,
639 max_tx->agg.frame_not_ready);
640 pos += scnprintf(buf + pos, bufsz - pos,
641 fmt_table, "agg underrun:",
642 le32_to_cpu(tx->agg.underrun),
643 accum_tx->agg.underrun,
644 delta_tx->agg.underrun, max_tx->agg.underrun);
645 pos += scnprintf(buf + pos, bufsz - pos,
646 fmt_table, "agg bt_prio_kill:",
647 le32_to_cpu(tx->agg.bt_prio_kill),
648 accum_tx->agg.bt_prio_kill,
649 delta_tx->agg.bt_prio_kill,
650 max_tx->agg.bt_prio_kill);
651 pos += scnprintf(buf + pos, bufsz - pos,
652 fmt_table, "agg rx_ba_rsp_cnt:",
653 le32_to_cpu(tx->agg.rx_ba_rsp_cnt),
654 accum_tx->agg.rx_ba_rsp_cnt,
655 delta_tx->agg.rx_ba_rsp_cnt,
656 max_tx->agg.rx_ba_rsp_cnt);
657
658 ret = simple_read_from_buffer(user_buf, count, ppos, buf, pos);
659 kfree(buf);
660 return ret;
661}
662
663ssize_t
664iwl4965_ucode_general_stats_read(struct file *file, char __user *user_buf,
665 size_t count, loff_t *ppos)
666{
667 struct iwl_priv *priv = file->private_data;
668 int pos = 0;
669 char *buf;
670 int bufsz = sizeof(struct statistics_general) * 10 + 300;
671 ssize_t ret;
672 struct statistics_general_common *general, *accum_general;
673 struct statistics_general_common *delta_general, *max_general;
674 struct statistics_dbg *dbg, *accum_dbg, *delta_dbg, *max_dbg;
675 struct statistics_div *div, *accum_div, *delta_div, *max_div;
676
677 if (!iwl_legacy_is_alive(priv))
678 return -EAGAIN;
679
680 buf = kzalloc(bufsz, GFP_KERNEL);
681 if (!buf) {
682 IWL_ERR(priv, "Can not allocate Buffer\n");
683 return -ENOMEM;
684 }
685
686 /* the statistic information display here is based on
687 * the last statistics notification from uCode
688 * might not reflect the current uCode activity
689 */
690 general = &priv->_4965.statistics.general.common;
691 dbg = &priv->_4965.statistics.general.common.dbg;
692 div = &priv->_4965.statistics.general.common.div;
693 accum_general = &priv->_4965.accum_statistics.general.common;
694 accum_dbg = &priv->_4965.accum_statistics.general.common.dbg;
695 accum_div = &priv->_4965.accum_statistics.general.common.div;
696 delta_general = &priv->_4965.delta_statistics.general.common;
697 max_general = &priv->_4965.max_delta.general.common;
698 delta_dbg = &priv->_4965.delta_statistics.general.common.dbg;
699 max_dbg = &priv->_4965.max_delta.general.common.dbg;
700 delta_div = &priv->_4965.delta_statistics.general.common.div;
701 max_div = &priv->_4965.max_delta.general.common.div;
702
703 pos += iwl4965_statistics_flag(priv, buf, bufsz);
704 pos += scnprintf(buf + pos, bufsz - pos,
705 fmt_header, "Statistics_General:");
706 pos += scnprintf(buf + pos, bufsz - pos,
707 fmt_value, "temperature:",
708 le32_to_cpu(general->temperature));
709 pos += scnprintf(buf + pos, bufsz - pos,
710 fmt_value, "ttl_timestamp:",
711 le32_to_cpu(general->ttl_timestamp));
712 pos += scnprintf(buf + pos, bufsz - pos,
713 fmt_table, "burst_check:",
714 le32_to_cpu(dbg->burst_check),
715 accum_dbg->burst_check,
716 delta_dbg->burst_check, max_dbg->burst_check);
717 pos += scnprintf(buf + pos, bufsz - pos,
718 fmt_table, "burst_count:",
719 le32_to_cpu(dbg->burst_count),
720 accum_dbg->burst_count,
721 delta_dbg->burst_count, max_dbg->burst_count);
722 pos += scnprintf(buf + pos, bufsz - pos,
723 fmt_table, "wait_for_silence_timeout_count:",
724 le32_to_cpu(dbg->wait_for_silence_timeout_cnt),
725 accum_dbg->wait_for_silence_timeout_cnt,
726 delta_dbg->wait_for_silence_timeout_cnt,
727 max_dbg->wait_for_silence_timeout_cnt);
728 pos += scnprintf(buf + pos, bufsz - pos,
729 fmt_table, "sleep_time:",
730 le32_to_cpu(general->sleep_time),
731 accum_general->sleep_time,
732 delta_general->sleep_time, max_general->sleep_time);
733 pos += scnprintf(buf + pos, bufsz - pos,
734 fmt_table, "slots_out:",
735 le32_to_cpu(general->slots_out),
736 accum_general->slots_out,
737 delta_general->slots_out, max_general->slots_out);
738 pos += scnprintf(buf + pos, bufsz - pos,
739 fmt_table, "slots_idle:",
740 le32_to_cpu(general->slots_idle),
741 accum_general->slots_idle,
742 delta_general->slots_idle, max_general->slots_idle);
743 pos += scnprintf(buf + pos, bufsz - pos,
744 fmt_table, "tx_on_a:",
745 le32_to_cpu(div->tx_on_a), accum_div->tx_on_a,
746 delta_div->tx_on_a, max_div->tx_on_a);
747 pos += scnprintf(buf + pos, bufsz - pos,
748 fmt_table, "tx_on_b:",
749 le32_to_cpu(div->tx_on_b), accum_div->tx_on_b,
750 delta_div->tx_on_b, max_div->tx_on_b);
751 pos += scnprintf(buf + pos, bufsz - pos,
752 fmt_table, "exec_time:",
753 le32_to_cpu(div->exec_time), accum_div->exec_time,
754 delta_div->exec_time, max_div->exec_time);
755 pos += scnprintf(buf + pos, bufsz - pos,
756 fmt_table, "probe_time:",
757 le32_to_cpu(div->probe_time), accum_div->probe_time,
758 delta_div->probe_time, max_div->probe_time);
759 pos += scnprintf(buf + pos, bufsz - pos,
760 fmt_table, "rx_enable_counter:",
761 le32_to_cpu(general->rx_enable_counter),
762 accum_general->rx_enable_counter,
763 delta_general->rx_enable_counter,
764 max_general->rx_enable_counter);
765 pos += scnprintf(buf + pos, bufsz - pos,
766 fmt_table, "num_of_sos_states:",
767 le32_to_cpu(general->num_of_sos_states),
768 accum_general->num_of_sos_states,
769 delta_general->num_of_sos_states,
770 max_general->num_of_sos_states);
771 ret = simple_read_from_buffer(user_buf, count, ppos, buf, pos);
772 kfree(buf);
773 return ret;
774}