1// SPDX-License-Identifier: GPL-2.0-only
2/******************************************************************************
3*
4* Copyright(c) 2008 - 2011 Intel Corporation. All rights reserved.
5*
6* Contact Information:
7* Intel Linux Wireless <ilw@linux.intel.com>
8* Intel Corporation, 5200 N.E. Elam Young Parkway, Hillsboro, OR 97124-6497
9*****************************************************************************/
10#include "common.h"
11#include "4965.h"
12
13static const char *fmt_value = " %-30s %10u\n";
14static const char *fmt_table = " %-30s %10u %10u %10u %10u\n";
15static const char *fmt_header =
16 "%-32s current cumulative delta max\n";
17
18static int
19il4965_stats_flag(struct il_priv *il, char *buf, int bufsz)
20{
21 int p = 0;
22 u32 flag;
23
24 flag = le32_to_cpu(il->_4965.stats.flag);
25
26 p += scnprintf(buf: buf + p, size: bufsz - p, fmt: "Statistics Flag(0x%X):\n", flag);
27 if (flag & UCODE_STATS_CLEAR_MSK)
28 p += scnprintf(buf: buf + p, size: bufsz - p,
29 fmt: "\tStatistics have been cleared\n");
30 p += scnprintf(buf: buf + p, size: bufsz - p, fmt: "\tOperational Frequency: %s\n",
31 (flag & UCODE_STATS_FREQUENCY_MSK) ? "2.4 GHz" :
32 "5.2 GHz");
33 p += scnprintf(buf: buf + p, size: bufsz - p, fmt: "\tTGj Narrow Band: %s\n",
34 (flag & UCODE_STATS_NARROW_BAND_MSK) ? "enabled" :
35 "disabled");
36
37 return p;
38}
39
40static ssize_t
41il4965_ucode_rx_stats_read(struct file *file, char __user *user_buf,
42 size_t count, loff_t *ppos)
43{
44 struct il_priv *il = file->private_data;
45 int pos = 0;
46 char *buf;
47 int bufsz =
48 sizeof(struct stats_rx_phy) * 40 +
49 sizeof(struct stats_rx_non_phy) * 40 +
50 sizeof(struct stats_rx_ht_phy) * 40 + 400;
51 ssize_t ret;
52 struct stats_rx_phy *ofdm, *accum_ofdm, *delta_ofdm, *max_ofdm;
53 struct stats_rx_phy *cck, *accum_cck, *delta_cck, *max_cck;
54 struct stats_rx_non_phy *general, *accum_general;
55 struct stats_rx_non_phy *delta_general, *max_general;
56 struct stats_rx_ht_phy *ht, *accum_ht, *delta_ht, *max_ht;
57
58 if (!il_is_alive(il))
59 return -EAGAIN;
60
61 buf = kzalloc(size: bufsz, GFP_KERNEL);
62 if (!buf) {
63 IL_ERR("Can not allocate Buffer\n");
64 return -ENOMEM;
65 }
66
67 /*
68 * the statistic information display here is based on
69 * the last stats notification from uCode
70 * might not reflect the current uCode activity
71 */
72 ofdm = &il->_4965.stats.rx.ofdm;
73 cck = &il->_4965.stats.rx.cck;
74 general = &il->_4965.stats.rx.general;
75 ht = &il->_4965.stats.rx.ofdm_ht;
76 accum_ofdm = &il->_4965.accum_stats.rx.ofdm;
77 accum_cck = &il->_4965.accum_stats.rx.cck;
78 accum_general = &il->_4965.accum_stats.rx.general;
79 accum_ht = &il->_4965.accum_stats.rx.ofdm_ht;
80 delta_ofdm = &il->_4965.delta_stats.rx.ofdm;
81 delta_cck = &il->_4965.delta_stats.rx.cck;
82 delta_general = &il->_4965.delta_stats.rx.general;
83 delta_ht = &il->_4965.delta_stats.rx.ofdm_ht;
84 max_ofdm = &il->_4965.max_delta.rx.ofdm;
85 max_cck = &il->_4965.max_delta.rx.cck;
86 max_general = &il->_4965.max_delta.rx.general;
87 max_ht = &il->_4965.max_delta.rx.ofdm_ht;
88
89 pos += il4965_stats_flag(il, buf, bufsz);
90 pos +=
91 scnprintf(buf: buf + pos, size: bufsz - pos, fmt: fmt_header,
92 "Statistics_Rx - OFDM:");
93 pos +=
94 scnprintf(buf: buf + pos, size: bufsz - pos, fmt: fmt_table, "ina_cnt:",
95 le32_to_cpu(ofdm->ina_cnt), accum_ofdm->ina_cnt,
96 delta_ofdm->ina_cnt, max_ofdm->ina_cnt);
97 pos +=
98 scnprintf(buf: buf + pos, size: bufsz - pos, fmt: fmt_table, "fina_cnt:",
99 le32_to_cpu(ofdm->fina_cnt), accum_ofdm->fina_cnt,
100 delta_ofdm->fina_cnt, max_ofdm->fina_cnt);
101 pos +=
102 scnprintf(buf: buf + pos, size: bufsz - pos, fmt: fmt_table, "plcp_err:",
103 le32_to_cpu(ofdm->plcp_err), accum_ofdm->plcp_err,
104 delta_ofdm->plcp_err, max_ofdm->plcp_err);
105 pos +=
106 scnprintf(buf: buf + pos, size: bufsz - pos, fmt: fmt_table, "crc32_err:",
107 le32_to_cpu(ofdm->crc32_err), accum_ofdm->crc32_err,
108 delta_ofdm->crc32_err, max_ofdm->crc32_err);
109 pos +=
110 scnprintf(buf: buf + pos, size: bufsz - pos, fmt: fmt_table, "overrun_err:",
111 le32_to_cpu(ofdm->overrun_err), accum_ofdm->overrun_err,
112 delta_ofdm->overrun_err, max_ofdm->overrun_err);
113 pos +=
114 scnprintf(buf: buf + pos, size: bufsz - pos, fmt: fmt_table, "early_overrun_err:",
115 le32_to_cpu(ofdm->early_overrun_err),
116 accum_ofdm->early_overrun_err,
117 delta_ofdm->early_overrun_err,
118 max_ofdm->early_overrun_err);
119 pos +=
120 scnprintf(buf: buf + pos, size: bufsz - pos, fmt: fmt_table, "crc32_good:",
121 le32_to_cpu(ofdm->crc32_good), accum_ofdm->crc32_good,
122 delta_ofdm->crc32_good, max_ofdm->crc32_good);
123 pos +=
124 scnprintf(buf: buf + pos, size: bufsz - pos, fmt: fmt_table, "false_alarm_cnt:",
125 le32_to_cpu(ofdm->false_alarm_cnt),
126 accum_ofdm->false_alarm_cnt, delta_ofdm->false_alarm_cnt,
127 max_ofdm->false_alarm_cnt);
128 pos +=
129 scnprintf(buf: buf + pos, size: bufsz - pos, fmt: fmt_table, "fina_sync_err_cnt:",
130 le32_to_cpu(ofdm->fina_sync_err_cnt),
131 accum_ofdm->fina_sync_err_cnt,
132 delta_ofdm->fina_sync_err_cnt,
133 max_ofdm->fina_sync_err_cnt);
134 pos +=
135 scnprintf(buf: buf + pos, size: bufsz - pos, fmt: fmt_table, "sfd_timeout:",
136 le32_to_cpu(ofdm->sfd_timeout), accum_ofdm->sfd_timeout,
137 delta_ofdm->sfd_timeout, max_ofdm->sfd_timeout);
138 pos +=
139 scnprintf(buf: buf + pos, size: bufsz - pos, fmt: fmt_table, "fina_timeout:",
140 le32_to_cpu(ofdm->fina_timeout), accum_ofdm->fina_timeout,
141 delta_ofdm->fina_timeout, max_ofdm->fina_timeout);
142 pos +=
143 scnprintf(buf: buf + pos, size: bufsz - pos, fmt: fmt_table, "unresponded_rts:",
144 le32_to_cpu(ofdm->unresponded_rts),
145 accum_ofdm->unresponded_rts, delta_ofdm->unresponded_rts,
146 max_ofdm->unresponded_rts);
147 pos +=
148 scnprintf(buf: buf + pos, size: bufsz - pos, fmt: fmt_table, "rxe_frame_lmt_ovrun:",
149 le32_to_cpu(ofdm->rxe_frame_limit_overrun),
150 accum_ofdm->rxe_frame_limit_overrun,
151 delta_ofdm->rxe_frame_limit_overrun,
152 max_ofdm->rxe_frame_limit_overrun);
153 pos +=
154 scnprintf(buf: buf + pos, size: bufsz - pos, fmt: fmt_table, "sent_ack_cnt:",
155 le32_to_cpu(ofdm->sent_ack_cnt), accum_ofdm->sent_ack_cnt,
156 delta_ofdm->sent_ack_cnt, max_ofdm->sent_ack_cnt);
157 pos +=
158 scnprintf(buf: buf + pos, size: bufsz - pos, fmt: fmt_table, "sent_cts_cnt:",
159 le32_to_cpu(ofdm->sent_cts_cnt), accum_ofdm->sent_cts_cnt,
160 delta_ofdm->sent_cts_cnt, max_ofdm->sent_cts_cnt);
161 pos +=
162 scnprintf(buf: buf + pos, size: bufsz - pos, fmt: fmt_table, "sent_ba_rsp_cnt:",
163 le32_to_cpu(ofdm->sent_ba_rsp_cnt),
164 accum_ofdm->sent_ba_rsp_cnt, delta_ofdm->sent_ba_rsp_cnt,
165 max_ofdm->sent_ba_rsp_cnt);
166 pos +=
167 scnprintf(buf: buf + pos, size: bufsz - pos, fmt: fmt_table, "dsp_self_kill:",
168 le32_to_cpu(ofdm->dsp_self_kill),
169 accum_ofdm->dsp_self_kill, delta_ofdm->dsp_self_kill,
170 max_ofdm->dsp_self_kill);
171 pos +=
172 scnprintf(buf: buf + pos, size: bufsz - pos, fmt: fmt_table, "mh_format_err:",
173 le32_to_cpu(ofdm->mh_format_err),
174 accum_ofdm->mh_format_err, delta_ofdm->mh_format_err,
175 max_ofdm->mh_format_err);
176 pos +=
177 scnprintf(buf: buf + pos, size: bufsz - pos, fmt: fmt_table,
178 "re_acq_main_rssi_sum:",
179 le32_to_cpu(ofdm->re_acq_main_rssi_sum),
180 accum_ofdm->re_acq_main_rssi_sum,
181 delta_ofdm->re_acq_main_rssi_sum,
182 max_ofdm->re_acq_main_rssi_sum);
183
184 pos +=
185 scnprintf(buf: buf + pos, size: bufsz - pos, fmt: fmt_header,
186 "Statistics_Rx - CCK:");
187 pos +=
188 scnprintf(buf: buf + pos, size: bufsz - pos, fmt: fmt_table, "ina_cnt:",
189 le32_to_cpu(cck->ina_cnt), accum_cck->ina_cnt,
190 delta_cck->ina_cnt, max_cck->ina_cnt);
191 pos +=
192 scnprintf(buf: buf + pos, size: bufsz - pos, fmt: fmt_table, "fina_cnt:",
193 le32_to_cpu(cck->fina_cnt), accum_cck->fina_cnt,
194 delta_cck->fina_cnt, max_cck->fina_cnt);
195 pos +=
196 scnprintf(buf: buf + pos, size: bufsz - pos, fmt: fmt_table, "plcp_err:",
197 le32_to_cpu(cck->plcp_err), accum_cck->plcp_err,
198 delta_cck->plcp_err, max_cck->plcp_err);
199 pos +=
200 scnprintf(buf: buf + pos, size: bufsz - pos, fmt: fmt_table, "crc32_err:",
201 le32_to_cpu(cck->crc32_err), accum_cck->crc32_err,
202 delta_cck->crc32_err, max_cck->crc32_err);
203 pos +=
204 scnprintf(buf: buf + pos, size: bufsz - pos, fmt: fmt_table, "overrun_err:",
205 le32_to_cpu(cck->overrun_err), accum_cck->overrun_err,
206 delta_cck->overrun_err, max_cck->overrun_err);
207 pos +=
208 scnprintf(buf: buf + pos, size: bufsz - pos, fmt: fmt_table, "early_overrun_err:",
209 le32_to_cpu(cck->early_overrun_err),
210 accum_cck->early_overrun_err,
211 delta_cck->early_overrun_err, max_cck->early_overrun_err);
212 pos +=
213 scnprintf(buf: buf + pos, size: bufsz - pos, fmt: fmt_table, "crc32_good:",
214 le32_to_cpu(cck->crc32_good), accum_cck->crc32_good,
215 delta_cck->crc32_good, max_cck->crc32_good);
216 pos +=
217 scnprintf(buf: buf + pos, size: bufsz - pos, fmt: fmt_table, "false_alarm_cnt:",
218 le32_to_cpu(cck->false_alarm_cnt),
219 accum_cck->false_alarm_cnt, delta_cck->false_alarm_cnt,
220 max_cck->false_alarm_cnt);
221 pos +=
222 scnprintf(buf: buf + pos, size: bufsz - pos, fmt: fmt_table, "fina_sync_err_cnt:",
223 le32_to_cpu(cck->fina_sync_err_cnt),
224 accum_cck->fina_sync_err_cnt,
225 delta_cck->fina_sync_err_cnt, max_cck->fina_sync_err_cnt);
226 pos +=
227 scnprintf(buf: buf + pos, size: bufsz - pos, fmt: fmt_table, "sfd_timeout:",
228 le32_to_cpu(cck->sfd_timeout), accum_cck->sfd_timeout,
229 delta_cck->sfd_timeout, max_cck->sfd_timeout);
230 pos +=
231 scnprintf(buf: buf + pos, size: bufsz - pos, fmt: fmt_table, "fina_timeout:",
232 le32_to_cpu(cck->fina_timeout), accum_cck->fina_timeout,
233 delta_cck->fina_timeout, max_cck->fina_timeout);
234 pos +=
235 scnprintf(buf: buf + pos, size: bufsz - pos, fmt: fmt_table, "unresponded_rts:",
236 le32_to_cpu(cck->unresponded_rts),
237 accum_cck->unresponded_rts, delta_cck->unresponded_rts,
238 max_cck->unresponded_rts);
239 pos +=
240 scnprintf(buf: buf + pos, size: bufsz - pos, fmt: fmt_table, "rxe_frame_lmt_ovrun:",
241 le32_to_cpu(cck->rxe_frame_limit_overrun),
242 accum_cck->rxe_frame_limit_overrun,
243 delta_cck->rxe_frame_limit_overrun,
244 max_cck->rxe_frame_limit_overrun);
245 pos +=
246 scnprintf(buf: buf + pos, size: bufsz - pos, fmt: fmt_table, "sent_ack_cnt:",
247 le32_to_cpu(cck->sent_ack_cnt), accum_cck->sent_ack_cnt,
248 delta_cck->sent_ack_cnt, max_cck->sent_ack_cnt);
249 pos +=
250 scnprintf(buf: buf + pos, size: bufsz - pos, fmt: fmt_table, "sent_cts_cnt:",
251 le32_to_cpu(cck->sent_cts_cnt), accum_cck->sent_cts_cnt,
252 delta_cck->sent_cts_cnt, max_cck->sent_cts_cnt);
253 pos +=
254 scnprintf(buf: buf + pos, size: bufsz - pos, fmt: fmt_table, "sent_ba_rsp_cnt:",
255 le32_to_cpu(cck->sent_ba_rsp_cnt),
256 accum_cck->sent_ba_rsp_cnt, delta_cck->sent_ba_rsp_cnt,
257 max_cck->sent_ba_rsp_cnt);
258 pos +=
259 scnprintf(buf: buf + pos, size: bufsz - pos, fmt: fmt_table, "dsp_self_kill:",
260 le32_to_cpu(cck->dsp_self_kill), accum_cck->dsp_self_kill,
261 delta_cck->dsp_self_kill, max_cck->dsp_self_kill);
262 pos +=
263 scnprintf(buf: buf + pos, size: bufsz - pos, fmt: fmt_table, "mh_format_err:",
264 le32_to_cpu(cck->mh_format_err), accum_cck->mh_format_err,
265 delta_cck->mh_format_err, max_cck->mh_format_err);
266 pos +=
267 scnprintf(buf: buf + pos, size: bufsz - pos, fmt: fmt_table,
268 "re_acq_main_rssi_sum:",
269 le32_to_cpu(cck->re_acq_main_rssi_sum),
270 accum_cck->re_acq_main_rssi_sum,
271 delta_cck->re_acq_main_rssi_sum,
272 max_cck->re_acq_main_rssi_sum);
273
274 pos +=
275 scnprintf(buf: buf + pos, size: bufsz - pos, fmt: fmt_header,
276 "Statistics_Rx - GENERAL:");
277 pos +=
278 scnprintf(buf: buf + pos, size: bufsz - pos, fmt: fmt_table, "bogus_cts:",
279 le32_to_cpu(general->bogus_cts), accum_general->bogus_cts,
280 delta_general->bogus_cts, max_general->bogus_cts);
281 pos +=
282 scnprintf(buf: buf + pos, size: bufsz - pos, fmt: fmt_table, "bogus_ack:",
283 le32_to_cpu(general->bogus_ack), accum_general->bogus_ack,
284 delta_general->bogus_ack, max_general->bogus_ack);
285 pos +=
286 scnprintf(buf: buf + pos, size: bufsz - pos, fmt: fmt_table, "non_bssid_frames:",
287 le32_to_cpu(general->non_bssid_frames),
288 accum_general->non_bssid_frames,
289 delta_general->non_bssid_frames,
290 max_general->non_bssid_frames);
291 pos +=
292 scnprintf(buf: buf + pos, size: bufsz - pos, fmt: fmt_table, "filtered_frames:",
293 le32_to_cpu(general->filtered_frames),
294 accum_general->filtered_frames,
295 delta_general->filtered_frames,
296 max_general->filtered_frames);
297 pos +=
298 scnprintf(buf: buf + pos, size: bufsz - pos, fmt: fmt_table, "non_channel_beacons:",
299 le32_to_cpu(general->non_channel_beacons),
300 accum_general->non_channel_beacons,
301 delta_general->non_channel_beacons,
302 max_general->non_channel_beacons);
303 pos +=
304 scnprintf(buf: buf + pos, size: bufsz - pos, fmt: fmt_table, "channel_beacons:",
305 le32_to_cpu(general->channel_beacons),
306 accum_general->channel_beacons,
307 delta_general->channel_beacons,
308 max_general->channel_beacons);
309 pos +=
310 scnprintf(buf: buf + pos, size: bufsz - pos, fmt: fmt_table, "num_missed_bcon:",
311 le32_to_cpu(general->num_missed_bcon),
312 accum_general->num_missed_bcon,
313 delta_general->num_missed_bcon,
314 max_general->num_missed_bcon);
315 pos +=
316 scnprintf(buf: buf + pos, size: bufsz - pos, fmt: fmt_table,
317 "adc_rx_saturation_time:",
318 le32_to_cpu(general->adc_rx_saturation_time),
319 accum_general->adc_rx_saturation_time,
320 delta_general->adc_rx_saturation_time,
321 max_general->adc_rx_saturation_time);
322 pos +=
323 scnprintf(buf: buf + pos, size: bufsz - pos, fmt: fmt_table,
324 "ina_detect_search_tm:",
325 le32_to_cpu(general->ina_detection_search_time),
326 accum_general->ina_detection_search_time,
327 delta_general->ina_detection_search_time,
328 max_general->ina_detection_search_time);
329 pos +=
330 scnprintf(buf: buf + pos, size: bufsz - pos, fmt: fmt_table,
331 "beacon_silence_rssi_a:",
332 le32_to_cpu(general->beacon_silence_rssi_a),
333 accum_general->beacon_silence_rssi_a,
334 delta_general->beacon_silence_rssi_a,
335 max_general->beacon_silence_rssi_a);
336 pos +=
337 scnprintf(buf: buf + pos, size: bufsz - pos, fmt: fmt_table,
338 "beacon_silence_rssi_b:",
339 le32_to_cpu(general->beacon_silence_rssi_b),
340 accum_general->beacon_silence_rssi_b,
341 delta_general->beacon_silence_rssi_b,
342 max_general->beacon_silence_rssi_b);
343 pos +=
344 scnprintf(buf: buf + pos, size: bufsz - pos, fmt: fmt_table,
345 "beacon_silence_rssi_c:",
346 le32_to_cpu(general->beacon_silence_rssi_c),
347 accum_general->beacon_silence_rssi_c,
348 delta_general->beacon_silence_rssi_c,
349 max_general->beacon_silence_rssi_c);
350 pos +=
351 scnprintf(buf: buf + pos, size: bufsz - pos, fmt: fmt_table,
352 "interference_data_flag:",
353 le32_to_cpu(general->interference_data_flag),
354 accum_general->interference_data_flag,
355 delta_general->interference_data_flag,
356 max_general->interference_data_flag);
357 pos +=
358 scnprintf(buf: buf + pos, size: bufsz - pos, fmt: fmt_table, "channel_load:",
359 le32_to_cpu(general->channel_load),
360 accum_general->channel_load, delta_general->channel_load,
361 max_general->channel_load);
362 pos +=
363 scnprintf(buf: buf + pos, size: bufsz - pos, fmt: fmt_table, "dsp_false_alarms:",
364 le32_to_cpu(general->dsp_false_alarms),
365 accum_general->dsp_false_alarms,
366 delta_general->dsp_false_alarms,
367 max_general->dsp_false_alarms);
368 pos +=
369 scnprintf(buf: buf + pos, size: bufsz - pos, fmt: fmt_table, "beacon_rssi_a:",
370 le32_to_cpu(general->beacon_rssi_a),
371 accum_general->beacon_rssi_a,
372 delta_general->beacon_rssi_a, max_general->beacon_rssi_a);
373 pos +=
374 scnprintf(buf: buf + pos, size: bufsz - pos, fmt: fmt_table, "beacon_rssi_b:",
375 le32_to_cpu(general->beacon_rssi_b),
376 accum_general->beacon_rssi_b,
377 delta_general->beacon_rssi_b, max_general->beacon_rssi_b);
378 pos +=
379 scnprintf(buf: buf + pos, size: bufsz - pos, fmt: fmt_table, "beacon_rssi_c:",
380 le32_to_cpu(general->beacon_rssi_c),
381 accum_general->beacon_rssi_c,
382 delta_general->beacon_rssi_c, max_general->beacon_rssi_c);
383 pos +=
384 scnprintf(buf: buf + pos, size: bufsz - pos, fmt: fmt_table, "beacon_energy_a:",
385 le32_to_cpu(general->beacon_energy_a),
386 accum_general->beacon_energy_a,
387 delta_general->beacon_energy_a,
388 max_general->beacon_energy_a);
389 pos +=
390 scnprintf(buf: buf + pos, size: bufsz - pos, fmt: fmt_table, "beacon_energy_b:",
391 le32_to_cpu(general->beacon_energy_b),
392 accum_general->beacon_energy_b,
393 delta_general->beacon_energy_b,
394 max_general->beacon_energy_b);
395 pos +=
396 scnprintf(buf: buf + pos, size: bufsz - pos, fmt: fmt_table, "beacon_energy_c:",
397 le32_to_cpu(general->beacon_energy_c),
398 accum_general->beacon_energy_c,
399 delta_general->beacon_energy_c,
400 max_general->beacon_energy_c);
401
402 pos +=
403 scnprintf(buf: buf + pos, size: bufsz - pos, fmt: fmt_header,
404 "Statistics_Rx - OFDM_HT:");
405 pos +=
406 scnprintf(buf: buf + pos, size: bufsz - pos, fmt: fmt_table, "plcp_err:",
407 le32_to_cpu(ht->plcp_err), accum_ht->plcp_err,
408 delta_ht->plcp_err, max_ht->plcp_err);
409 pos +=
410 scnprintf(buf: buf + pos, size: bufsz - pos, fmt: fmt_table, "overrun_err:",
411 le32_to_cpu(ht->overrun_err), accum_ht->overrun_err,
412 delta_ht->overrun_err, max_ht->overrun_err);
413 pos +=
414 scnprintf(buf: buf + pos, size: bufsz - pos, fmt: fmt_table, "early_overrun_err:",
415 le32_to_cpu(ht->early_overrun_err),
416 accum_ht->early_overrun_err, delta_ht->early_overrun_err,
417 max_ht->early_overrun_err);
418 pos +=
419 scnprintf(buf: buf + pos, size: bufsz - pos, fmt: fmt_table, "crc32_good:",
420 le32_to_cpu(ht->crc32_good), accum_ht->crc32_good,
421 delta_ht->crc32_good, max_ht->crc32_good);
422 pos +=
423 scnprintf(buf: buf + pos, size: bufsz - pos, fmt: fmt_table, "crc32_err:",
424 le32_to_cpu(ht->crc32_err), accum_ht->crc32_err,
425 delta_ht->crc32_err, max_ht->crc32_err);
426 pos +=
427 scnprintf(buf: buf + pos, size: bufsz - pos, fmt: fmt_table, "mh_format_err:",
428 le32_to_cpu(ht->mh_format_err), accum_ht->mh_format_err,
429 delta_ht->mh_format_err, max_ht->mh_format_err);
430 pos +=
431 scnprintf(buf: buf + pos, size: bufsz - pos, fmt: fmt_table, "agg_crc32_good:",
432 le32_to_cpu(ht->agg_crc32_good), accum_ht->agg_crc32_good,
433 delta_ht->agg_crc32_good, max_ht->agg_crc32_good);
434 pos +=
435 scnprintf(buf: buf + pos, size: bufsz - pos, fmt: fmt_table, "agg_mpdu_cnt:",
436 le32_to_cpu(ht->agg_mpdu_cnt), accum_ht->agg_mpdu_cnt,
437 delta_ht->agg_mpdu_cnt, max_ht->agg_mpdu_cnt);
438 pos +=
439 scnprintf(buf: buf + pos, size: bufsz - pos, fmt: fmt_table, "agg_cnt:",
440 le32_to_cpu(ht->agg_cnt), accum_ht->agg_cnt,
441 delta_ht->agg_cnt, max_ht->agg_cnt);
442 pos +=
443 scnprintf(buf: buf + pos, size: bufsz - pos, fmt: fmt_table, "unsupport_mcs:",
444 le32_to_cpu(ht->unsupport_mcs), accum_ht->unsupport_mcs,
445 delta_ht->unsupport_mcs, max_ht->unsupport_mcs);
446
447 ret = simple_read_from_buffer(to: user_buf, count, ppos, from: buf, available: pos);
448 kfree(objp: buf);
449 return ret;
450}
451
452static ssize_t
453il4965_ucode_tx_stats_read(struct file *file, char __user *user_buf,
454 size_t count, loff_t *ppos)
455{
456 struct il_priv *il = file->private_data;
457 int pos = 0;
458 char *buf;
459 int bufsz = (sizeof(struct stats_tx) * 48) + 250;
460 ssize_t ret;
461 struct stats_tx *tx, *accum_tx, *delta_tx, *max_tx;
462
463 if (!il_is_alive(il))
464 return -EAGAIN;
465
466 buf = kzalloc(size: bufsz, GFP_KERNEL);
467 if (!buf) {
468 IL_ERR("Can not allocate Buffer\n");
469 return -ENOMEM;
470 }
471
472 /* the statistic information display here is based on
473 * the last stats notification from uCode
474 * might not reflect the current uCode activity
475 */
476 tx = &il->_4965.stats.tx;
477 accum_tx = &il->_4965.accum_stats.tx;
478 delta_tx = &il->_4965.delta_stats.tx;
479 max_tx = &il->_4965.max_delta.tx;
480
481 pos += il4965_stats_flag(il, buf, bufsz);
482 pos += scnprintf(buf: buf + pos, size: bufsz - pos, fmt: fmt_header, "Statistics_Tx:");
483 pos +=
484 scnprintf(buf: buf + pos, size: bufsz - pos, fmt: fmt_table, "preamble:",
485 le32_to_cpu(tx->preamble_cnt), accum_tx->preamble_cnt,
486 delta_tx->preamble_cnt, max_tx->preamble_cnt);
487 pos +=
488 scnprintf(buf: buf + pos, size: bufsz - pos, fmt: fmt_table, "rx_detected_cnt:",
489 le32_to_cpu(tx->rx_detected_cnt),
490 accum_tx->rx_detected_cnt, delta_tx->rx_detected_cnt,
491 max_tx->rx_detected_cnt);
492 pos +=
493 scnprintf(buf: buf + pos, size: bufsz - pos, fmt: fmt_table, "bt_prio_defer_cnt:",
494 le32_to_cpu(tx->bt_prio_defer_cnt),
495 accum_tx->bt_prio_defer_cnt, delta_tx->bt_prio_defer_cnt,
496 max_tx->bt_prio_defer_cnt);
497 pos +=
498 scnprintf(buf: buf + pos, size: bufsz - pos, fmt: fmt_table, "bt_prio_kill_cnt:",
499 le32_to_cpu(tx->bt_prio_kill_cnt),
500 accum_tx->bt_prio_kill_cnt, delta_tx->bt_prio_kill_cnt,
501 max_tx->bt_prio_kill_cnt);
502 pos +=
503 scnprintf(buf: buf + pos, size: bufsz - pos, fmt: fmt_table, "few_bytes_cnt:",
504 le32_to_cpu(tx->few_bytes_cnt), accum_tx->few_bytes_cnt,
505 delta_tx->few_bytes_cnt, max_tx->few_bytes_cnt);
506 pos +=
507 scnprintf(buf: buf + pos, size: bufsz - pos, fmt: fmt_table, "cts_timeout:",
508 le32_to_cpu(tx->cts_timeout), accum_tx->cts_timeout,
509 delta_tx->cts_timeout, max_tx->cts_timeout);
510 pos +=
511 scnprintf(buf: buf + pos, size: bufsz - pos, fmt: fmt_table, "ack_timeout:",
512 le32_to_cpu(tx->ack_timeout), accum_tx->ack_timeout,
513 delta_tx->ack_timeout, max_tx->ack_timeout);
514 pos +=
515 scnprintf(buf: buf + pos, size: bufsz - pos, fmt: fmt_table, "expected_ack_cnt:",
516 le32_to_cpu(tx->expected_ack_cnt),
517 accum_tx->expected_ack_cnt, delta_tx->expected_ack_cnt,
518 max_tx->expected_ack_cnt);
519 pos +=
520 scnprintf(buf: buf + pos, size: bufsz - pos, fmt: fmt_table, "actual_ack_cnt:",
521 le32_to_cpu(tx->actual_ack_cnt), accum_tx->actual_ack_cnt,
522 delta_tx->actual_ack_cnt, max_tx->actual_ack_cnt);
523 pos +=
524 scnprintf(buf: buf + pos, size: bufsz - pos, fmt: fmt_table, "dump_msdu_cnt:",
525 le32_to_cpu(tx->dump_msdu_cnt), accum_tx->dump_msdu_cnt,
526 delta_tx->dump_msdu_cnt, max_tx->dump_msdu_cnt);
527 pos +=
528 scnprintf(buf: buf + pos, size: bufsz - pos, fmt: fmt_table,
529 "abort_nxt_frame_mismatch:",
530 le32_to_cpu(tx->burst_abort_next_frame_mismatch_cnt),
531 accum_tx->burst_abort_next_frame_mismatch_cnt,
532 delta_tx->burst_abort_next_frame_mismatch_cnt,
533 max_tx->burst_abort_next_frame_mismatch_cnt);
534 pos +=
535 scnprintf(buf: buf + pos, size: bufsz - pos, fmt: fmt_table,
536 "abort_missing_nxt_frame:",
537 le32_to_cpu(tx->burst_abort_missing_next_frame_cnt),
538 accum_tx->burst_abort_missing_next_frame_cnt,
539 delta_tx->burst_abort_missing_next_frame_cnt,
540 max_tx->burst_abort_missing_next_frame_cnt);
541 pos +=
542 scnprintf(buf: buf + pos, size: bufsz - pos, fmt: fmt_table,
543 "cts_timeout_collision:",
544 le32_to_cpu(tx->cts_timeout_collision),
545 accum_tx->cts_timeout_collision,
546 delta_tx->cts_timeout_collision,
547 max_tx->cts_timeout_collision);
548 pos +=
549 scnprintf(buf: buf + pos, size: bufsz - pos, fmt: fmt_table,
550 "ack_ba_timeout_collision:",
551 le32_to_cpu(tx->ack_or_ba_timeout_collision),
552 accum_tx->ack_or_ba_timeout_collision,
553 delta_tx->ack_or_ba_timeout_collision,
554 max_tx->ack_or_ba_timeout_collision);
555 pos +=
556 scnprintf(buf: buf + pos, size: bufsz - pos, fmt: fmt_table, "agg ba_timeout:",
557 le32_to_cpu(tx->agg.ba_timeout), accum_tx->agg.ba_timeout,
558 delta_tx->agg.ba_timeout, max_tx->agg.ba_timeout);
559 pos +=
560 scnprintf(buf: buf + pos, size: bufsz - pos, fmt: fmt_table,
561 "agg ba_resched_frames:",
562 le32_to_cpu(tx->agg.ba_reschedule_frames),
563 accum_tx->agg.ba_reschedule_frames,
564 delta_tx->agg.ba_reschedule_frames,
565 max_tx->agg.ba_reschedule_frames);
566 pos +=
567 scnprintf(buf: buf + pos, size: bufsz - pos, fmt: fmt_table,
568 "agg scd_query_agg_frame:",
569 le32_to_cpu(tx->agg.scd_query_agg_frame_cnt),
570 accum_tx->agg.scd_query_agg_frame_cnt,
571 delta_tx->agg.scd_query_agg_frame_cnt,
572 max_tx->agg.scd_query_agg_frame_cnt);
573 pos +=
574 scnprintf(buf: buf + pos, size: bufsz - pos, fmt: fmt_table,
575 "agg scd_query_no_agg:",
576 le32_to_cpu(tx->agg.scd_query_no_agg),
577 accum_tx->agg.scd_query_no_agg,
578 delta_tx->agg.scd_query_no_agg,
579 max_tx->agg.scd_query_no_agg);
580 pos +=
581 scnprintf(buf: buf + pos, size: bufsz - pos, fmt: fmt_table, "agg scd_query_agg:",
582 le32_to_cpu(tx->agg.scd_query_agg),
583 accum_tx->agg.scd_query_agg, delta_tx->agg.scd_query_agg,
584 max_tx->agg.scd_query_agg);
585 pos +=
586 scnprintf(buf: buf + pos, size: bufsz - pos, fmt: fmt_table,
587 "agg scd_query_mismatch:",
588 le32_to_cpu(tx->agg.scd_query_mismatch),
589 accum_tx->agg.scd_query_mismatch,
590 delta_tx->agg.scd_query_mismatch,
591 max_tx->agg.scd_query_mismatch);
592 pos +=
593 scnprintf(buf: buf + pos, size: bufsz - pos, fmt: fmt_table, "agg frame_not_ready:",
594 le32_to_cpu(tx->agg.frame_not_ready),
595 accum_tx->agg.frame_not_ready,
596 delta_tx->agg.frame_not_ready,
597 max_tx->agg.frame_not_ready);
598 pos +=
599 scnprintf(buf: buf + pos, size: bufsz - pos, fmt: fmt_table, "agg underrun:",
600 le32_to_cpu(tx->agg.underrun), accum_tx->agg.underrun,
601 delta_tx->agg.underrun, max_tx->agg.underrun);
602 pos +=
603 scnprintf(buf: buf + pos, size: bufsz - pos, fmt: fmt_table, "agg bt_prio_kill:",
604 le32_to_cpu(tx->agg.bt_prio_kill),
605 accum_tx->agg.bt_prio_kill, delta_tx->agg.bt_prio_kill,
606 max_tx->agg.bt_prio_kill);
607 pos +=
608 scnprintf(buf: buf + pos, size: bufsz - pos, fmt: fmt_table, "agg rx_ba_rsp_cnt:",
609 le32_to_cpu(tx->agg.rx_ba_rsp_cnt),
610 accum_tx->agg.rx_ba_rsp_cnt, delta_tx->agg.rx_ba_rsp_cnt,
611 max_tx->agg.rx_ba_rsp_cnt);
612
613 ret = simple_read_from_buffer(to: user_buf, count, ppos, from: buf, available: pos);
614 kfree(objp: buf);
615 return ret;
616}
617
618static ssize_t
619il4965_ucode_general_stats_read(struct file *file, char __user *user_buf,
620 size_t count, loff_t *ppos)
621{
622 struct il_priv *il = file->private_data;
623 int pos = 0;
624 char *buf;
625 int bufsz = sizeof(struct stats_general) * 10 + 300;
626 ssize_t ret;
627 struct stats_general_common *general, *accum_general;
628 struct stats_general_common *delta_general, *max_general;
629 struct stats_dbg *dbg, *accum_dbg, *delta_dbg, *max_dbg;
630 struct stats_div *div, *accum_div, *delta_div, *max_div;
631
632 if (!il_is_alive(il))
633 return -EAGAIN;
634
635 buf = kzalloc(size: bufsz, GFP_KERNEL);
636 if (!buf) {
637 IL_ERR("Can not allocate Buffer\n");
638 return -ENOMEM;
639 }
640
641 /* the statistic information display here is based on
642 * the last stats notification from uCode
643 * might not reflect the current uCode activity
644 */
645 general = &il->_4965.stats.general.common;
646 dbg = &il->_4965.stats.general.common.dbg;
647 div = &il->_4965.stats.general.common.div;
648 accum_general = &il->_4965.accum_stats.general.common;
649 accum_dbg = &il->_4965.accum_stats.general.common.dbg;
650 accum_div = &il->_4965.accum_stats.general.common.div;
651 delta_general = &il->_4965.delta_stats.general.common;
652 max_general = &il->_4965.max_delta.general.common;
653 delta_dbg = &il->_4965.delta_stats.general.common.dbg;
654 max_dbg = &il->_4965.max_delta.general.common.dbg;
655 delta_div = &il->_4965.delta_stats.general.common.div;
656 max_div = &il->_4965.max_delta.general.common.div;
657
658 pos += il4965_stats_flag(il, buf, bufsz);
659 pos +=
660 scnprintf(buf: buf + pos, size: bufsz - pos, fmt: fmt_header,
661 "Statistics_General:");
662 pos +=
663 scnprintf(buf: buf + pos, size: bufsz - pos, fmt: fmt_value, "temperature:",
664 le32_to_cpu(general->temperature));
665 pos +=
666 scnprintf(buf: buf + pos, size: bufsz - pos, fmt: fmt_value, "ttl_timestamp:",
667 le32_to_cpu(general->ttl_timestamp));
668 pos +=
669 scnprintf(buf: buf + pos, size: bufsz - pos, fmt: fmt_table, "burst_check:",
670 le32_to_cpu(dbg->burst_check), accum_dbg->burst_check,
671 delta_dbg->burst_check, max_dbg->burst_check);
672 pos +=
673 scnprintf(buf: buf + pos, size: bufsz - pos, fmt: fmt_table, "burst_count:",
674 le32_to_cpu(dbg->burst_count), accum_dbg->burst_count,
675 delta_dbg->burst_count, max_dbg->burst_count);
676 pos +=
677 scnprintf(buf: buf + pos, size: bufsz - pos, fmt: fmt_table,
678 "wait_for_silence_timeout_count:",
679 le32_to_cpu(dbg->wait_for_silence_timeout_cnt),
680 accum_dbg->wait_for_silence_timeout_cnt,
681 delta_dbg->wait_for_silence_timeout_cnt,
682 max_dbg->wait_for_silence_timeout_cnt);
683 pos +=
684 scnprintf(buf: buf + pos, size: bufsz - pos, fmt: fmt_table, "sleep_time:",
685 le32_to_cpu(general->sleep_time),
686 accum_general->sleep_time, delta_general->sleep_time,
687 max_general->sleep_time);
688 pos +=
689 scnprintf(buf: buf + pos, size: bufsz - pos, fmt: fmt_table, "slots_out:",
690 le32_to_cpu(general->slots_out), accum_general->slots_out,
691 delta_general->slots_out, max_general->slots_out);
692 pos +=
693 scnprintf(buf: buf + pos, size: bufsz - pos, fmt: fmt_table, "slots_idle:",
694 le32_to_cpu(general->slots_idle),
695 accum_general->slots_idle, delta_general->slots_idle,
696 max_general->slots_idle);
697 pos +=
698 scnprintf(buf: buf + pos, size: bufsz - pos, fmt: fmt_table, "tx_on_a:",
699 le32_to_cpu(div->tx_on_a), accum_div->tx_on_a,
700 delta_div->tx_on_a, max_div->tx_on_a);
701 pos +=
702 scnprintf(buf: buf + pos, size: bufsz - pos, fmt: fmt_table, "tx_on_b:",
703 le32_to_cpu(div->tx_on_b), accum_div->tx_on_b,
704 delta_div->tx_on_b, max_div->tx_on_b);
705 pos +=
706 scnprintf(buf: buf + pos, size: bufsz - pos, fmt: fmt_table, "exec_time:",
707 le32_to_cpu(div->exec_time), accum_div->exec_time,
708 delta_div->exec_time, max_div->exec_time);
709 pos +=
710 scnprintf(buf: buf + pos, size: bufsz - pos, fmt: fmt_table, "probe_time:",
711 le32_to_cpu(div->probe_time), accum_div->probe_time,
712 delta_div->probe_time, max_div->probe_time);
713 pos +=
714 scnprintf(buf: buf + pos, size: bufsz - pos, fmt: fmt_table, "rx_enable_counter:",
715 le32_to_cpu(general->rx_enable_counter),
716 accum_general->rx_enable_counter,
717 delta_general->rx_enable_counter,
718 max_general->rx_enable_counter);
719 pos +=
720 scnprintf(buf: buf + pos, size: bufsz - pos, fmt: fmt_table, "num_of_sos_states:",
721 le32_to_cpu(general->num_of_sos_states),
722 accum_general->num_of_sos_states,
723 delta_general->num_of_sos_states,
724 max_general->num_of_sos_states);
725 ret = simple_read_from_buffer(to: user_buf, count, ppos, from: buf, available: pos);
726 kfree(objp: buf);
727 return ret;
728}
729
730const struct il_debugfs_ops il4965_debugfs_ops = {
731 .rx_stats_read = il4965_ucode_rx_stats_read,
732 .tx_stats_read = il4965_ucode_tx_stats_read,
733 .general_stats_read = il4965_ucode_general_stats_read,
734};
735

source code of linux/drivers/net/wireless/intel/iwlegacy/4965-debug.c