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Merge tag 'batman-adv-for-davem' of git://git.open-mesh.org/linux-merge
[deliverable/linux.git] / drivers / net / wireless / ath / ath9k / debug.c
1 /*
2 * Copyright (c) 2008-2011 Atheros Communications Inc.
3 *
4 * Permission to use, copy, modify, and/or distribute this software for any
5 * purpose with or without fee is hereby granted, provided that the above
6 * copyright notice and this permission notice appear in all copies.
7 *
8 * THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL WARRANTIES
9 * WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF
10 * MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR
11 * ANY SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES
12 * WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN
13 * ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF
14 * OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE.
15 */
16
17 #include <linux/slab.h>
18 #include <linux/vmalloc.h>
19 #include <linux/export.h>
20 #include <asm/unaligned.h>
21
22 #include "ath9k.h"
23
24 #define REG_WRITE_D(_ah, _reg, _val) \
25 ath9k_hw_common(_ah)->ops->write((_ah), (_val), (_reg))
26 #define REG_READ_D(_ah, _reg) \
27 ath9k_hw_common(_ah)->ops->read((_ah), (_reg))
28
29
30 static ssize_t ath9k_debugfs_read_buf(struct file *file, char __user *user_buf,
31 size_t count, loff_t *ppos)
32 {
33 u8 *buf = file->private_data;
34 return simple_read_from_buffer(user_buf, count, ppos, buf, strlen(buf));
35 }
36
37 static int ath9k_debugfs_release_buf(struct inode *inode, struct file *file)
38 {
39 vfree(file->private_data);
40 return 0;
41 }
42
43 #ifdef CONFIG_ATH_DEBUG
44
45 static ssize_t read_file_debug(struct file *file, char __user *user_buf,
46 size_t count, loff_t *ppos)
47 {
48 struct ath_softc *sc = file->private_data;
49 struct ath_common *common = ath9k_hw_common(sc->sc_ah);
50 char buf[32];
51 unsigned int len;
52
53 len = sprintf(buf, "0x%08x\n", common->debug_mask);
54 return simple_read_from_buffer(user_buf, count, ppos, buf, len);
55 }
56
57 static ssize_t write_file_debug(struct file *file, const char __user *user_buf,
58 size_t count, loff_t *ppos)
59 {
60 struct ath_softc *sc = file->private_data;
61 struct ath_common *common = ath9k_hw_common(sc->sc_ah);
62 unsigned long mask;
63 char buf[32];
64 ssize_t len;
65
66 len = min(count, sizeof(buf) - 1);
67 if (copy_from_user(buf, user_buf, len))
68 return -EFAULT;
69
70 buf[len] = '\0';
71 if (strict_strtoul(buf, 0, &mask))
72 return -EINVAL;
73
74 common->debug_mask = mask;
75 return count;
76 }
77
78 static const struct file_operations fops_debug = {
79 .read = read_file_debug,
80 .write = write_file_debug,
81 .open = simple_open,
82 .owner = THIS_MODULE,
83 .llseek = default_llseek,
84 };
85
86 #endif
87
88 #define DMA_BUF_LEN 1024
89
90 static ssize_t read_file_tx_chainmask(struct file *file, char __user *user_buf,
91 size_t count, loff_t *ppos)
92 {
93 struct ath_softc *sc = file->private_data;
94 struct ath_hw *ah = sc->sc_ah;
95 char buf[32];
96 unsigned int len;
97
98 len = sprintf(buf, "0x%08x\n", ah->txchainmask);
99 return simple_read_from_buffer(user_buf, count, ppos, buf, len);
100 }
101
102 static ssize_t write_file_tx_chainmask(struct file *file, const char __user *user_buf,
103 size_t count, loff_t *ppos)
104 {
105 struct ath_softc *sc = file->private_data;
106 struct ath_hw *ah = sc->sc_ah;
107 unsigned long mask;
108 char buf[32];
109 ssize_t len;
110
111 len = min(count, sizeof(buf) - 1);
112 if (copy_from_user(buf, user_buf, len))
113 return -EFAULT;
114
115 buf[len] = '\0';
116 if (strict_strtoul(buf, 0, &mask))
117 return -EINVAL;
118
119 ah->txchainmask = mask;
120 ah->caps.tx_chainmask = mask;
121 return count;
122 }
123
124 static const struct file_operations fops_tx_chainmask = {
125 .read = read_file_tx_chainmask,
126 .write = write_file_tx_chainmask,
127 .open = simple_open,
128 .owner = THIS_MODULE,
129 .llseek = default_llseek,
130 };
131
132
133 static ssize_t read_file_rx_chainmask(struct file *file, char __user *user_buf,
134 size_t count, loff_t *ppos)
135 {
136 struct ath_softc *sc = file->private_data;
137 struct ath_hw *ah = sc->sc_ah;
138 char buf[32];
139 unsigned int len;
140
141 len = sprintf(buf, "0x%08x\n", ah->rxchainmask);
142 return simple_read_from_buffer(user_buf, count, ppos, buf, len);
143 }
144
145 static ssize_t write_file_rx_chainmask(struct file *file, const char __user *user_buf,
146 size_t count, loff_t *ppos)
147 {
148 struct ath_softc *sc = file->private_data;
149 struct ath_hw *ah = sc->sc_ah;
150 unsigned long mask;
151 char buf[32];
152 ssize_t len;
153
154 len = min(count, sizeof(buf) - 1);
155 if (copy_from_user(buf, user_buf, len))
156 return -EFAULT;
157
158 buf[len] = '\0';
159 if (strict_strtoul(buf, 0, &mask))
160 return -EINVAL;
161
162 ah->rxchainmask = mask;
163 ah->caps.rx_chainmask = mask;
164 return count;
165 }
166
167 static const struct file_operations fops_rx_chainmask = {
168 .read = read_file_rx_chainmask,
169 .write = write_file_rx_chainmask,
170 .open = simple_open,
171 .owner = THIS_MODULE,
172 .llseek = default_llseek,
173 };
174
175 static ssize_t read_file_disable_ani(struct file *file, char __user *user_buf,
176 size_t count, loff_t *ppos)
177 {
178 struct ath_softc *sc = file->private_data;
179 struct ath_common *common = ath9k_hw_common(sc->sc_ah);
180 char buf[32];
181 unsigned int len;
182
183 len = sprintf(buf, "%d\n", common->disable_ani);
184 return simple_read_from_buffer(user_buf, count, ppos, buf, len);
185 }
186
187 static ssize_t write_file_disable_ani(struct file *file,
188 const char __user *user_buf,
189 size_t count, loff_t *ppos)
190 {
191 struct ath_softc *sc = file->private_data;
192 struct ath_common *common = ath9k_hw_common(sc->sc_ah);
193 unsigned long disable_ani;
194 char buf[32];
195 ssize_t len;
196
197 len = min(count, sizeof(buf) - 1);
198 if (copy_from_user(buf, user_buf, len))
199 return -EFAULT;
200
201 buf[len] = '\0';
202 if (strict_strtoul(buf, 0, &disable_ani))
203 return -EINVAL;
204
205 common->disable_ani = !!disable_ani;
206
207 if (disable_ani) {
208 sc->sc_flags &= ~SC_OP_ANI_RUN;
209 del_timer_sync(&common->ani.timer);
210 } else {
211 sc->sc_flags |= SC_OP_ANI_RUN;
212 ath_start_ani(common);
213 }
214
215 return count;
216 }
217
218 static const struct file_operations fops_disable_ani = {
219 .read = read_file_disable_ani,
220 .write = write_file_disable_ani,
221 .open = simple_open,
222 .owner = THIS_MODULE,
223 .llseek = default_llseek,
224 };
225
226 static ssize_t read_file_dma(struct file *file, char __user *user_buf,
227 size_t count, loff_t *ppos)
228 {
229 struct ath_softc *sc = file->private_data;
230 struct ath_hw *ah = sc->sc_ah;
231 char *buf;
232 int retval;
233 unsigned int len = 0;
234 u32 val[ATH9K_NUM_DMA_DEBUG_REGS];
235 int i, qcuOffset = 0, dcuOffset = 0;
236 u32 *qcuBase = &val[0], *dcuBase = &val[4];
237
238 buf = kmalloc(DMA_BUF_LEN, GFP_KERNEL);
239 if (!buf)
240 return -ENOMEM;
241
242 ath9k_ps_wakeup(sc);
243
244 REG_WRITE_D(ah, AR_MACMISC,
245 ((AR_MACMISC_DMA_OBS_LINE_8 << AR_MACMISC_DMA_OBS_S) |
246 (AR_MACMISC_MISC_OBS_BUS_1 <<
247 AR_MACMISC_MISC_OBS_BUS_MSB_S)));
248
249 len += snprintf(buf + len, DMA_BUF_LEN - len,
250 "Raw DMA Debug values:\n");
251
252 for (i = 0; i < ATH9K_NUM_DMA_DEBUG_REGS; i++) {
253 if (i % 4 == 0)
254 len += snprintf(buf + len, DMA_BUF_LEN - len, "\n");
255
256 val[i] = REG_READ_D(ah, AR_DMADBG_0 + (i * sizeof(u32)));
257 len += snprintf(buf + len, DMA_BUF_LEN - len, "%d: %08x ",
258 i, val[i]);
259 }
260
261 len += snprintf(buf + len, DMA_BUF_LEN - len, "\n\n");
262 len += snprintf(buf + len, DMA_BUF_LEN - len,
263 "Num QCU: chain_st fsp_ok fsp_st DCU: chain_st\n");
264
265 for (i = 0; i < ATH9K_NUM_QUEUES; i++, qcuOffset += 4, dcuOffset += 5) {
266 if (i == 8) {
267 qcuOffset = 0;
268 qcuBase++;
269 }
270
271 if (i == 6) {
272 dcuOffset = 0;
273 dcuBase++;
274 }
275
276 len += snprintf(buf + len, DMA_BUF_LEN - len,
277 "%2d %2x %1x %2x %2x\n",
278 i, (*qcuBase & (0x7 << qcuOffset)) >> qcuOffset,
279 (*qcuBase & (0x8 << qcuOffset)) >> (qcuOffset + 3),
280 val[2] & (0x7 << (i * 3)) >> (i * 3),
281 (*dcuBase & (0x1f << dcuOffset)) >> dcuOffset);
282 }
283
284 len += snprintf(buf + len, DMA_BUF_LEN - len, "\n");
285
286 len += snprintf(buf + len, DMA_BUF_LEN - len,
287 "qcu_stitch state: %2x qcu_fetch state: %2x\n",
288 (val[3] & 0x003c0000) >> 18, (val[3] & 0x03c00000) >> 22);
289 len += snprintf(buf + len, DMA_BUF_LEN - len,
290 "qcu_complete state: %2x dcu_complete state: %2x\n",
291 (val[3] & 0x1c000000) >> 26, (val[6] & 0x3));
292 len += snprintf(buf + len, DMA_BUF_LEN - len,
293 "dcu_arb state: %2x dcu_fp state: %2x\n",
294 (val[5] & 0x06000000) >> 25, (val[5] & 0x38000000) >> 27);
295 len += snprintf(buf + len, DMA_BUF_LEN - len,
296 "chan_idle_dur: %3d chan_idle_dur_valid: %1d\n",
297 (val[6] & 0x000003fc) >> 2, (val[6] & 0x00000400) >> 10);
298 len += snprintf(buf + len, DMA_BUF_LEN - len,
299 "txfifo_valid_0: %1d txfifo_valid_1: %1d\n",
300 (val[6] & 0x00000800) >> 11, (val[6] & 0x00001000) >> 12);
301 len += snprintf(buf + len, DMA_BUF_LEN - len,
302 "txfifo_dcu_num_0: %2d txfifo_dcu_num_1: %2d\n",
303 (val[6] & 0x0001e000) >> 13, (val[6] & 0x001e0000) >> 17);
304
305 len += snprintf(buf + len, DMA_BUF_LEN - len, "pcu observe: 0x%x\n",
306 REG_READ_D(ah, AR_OBS_BUS_1));
307 len += snprintf(buf + len, DMA_BUF_LEN - len,
308 "AR_CR: 0x%x\n", REG_READ_D(ah, AR_CR));
309
310 ath9k_ps_restore(sc);
311
312 if (len > DMA_BUF_LEN)
313 len = DMA_BUF_LEN;
314
315 retval = simple_read_from_buffer(user_buf, count, ppos, buf, len);
316 kfree(buf);
317 return retval;
318 }
319
320 static const struct file_operations fops_dma = {
321 .read = read_file_dma,
322 .open = simple_open,
323 .owner = THIS_MODULE,
324 .llseek = default_llseek,
325 };
326
327
328 void ath_debug_stat_interrupt(struct ath_softc *sc, enum ath9k_int status)
329 {
330 if (status)
331 sc->debug.stats.istats.total++;
332 if (sc->sc_ah->caps.hw_caps & ATH9K_HW_CAP_EDMA) {
333 if (status & ATH9K_INT_RXLP)
334 sc->debug.stats.istats.rxlp++;
335 if (status & ATH9K_INT_RXHP)
336 sc->debug.stats.istats.rxhp++;
337 if (status & ATH9K_INT_BB_WATCHDOG)
338 sc->debug.stats.istats.bb_watchdog++;
339 } else {
340 if (status & ATH9K_INT_RX)
341 sc->debug.stats.istats.rxok++;
342 }
343 if (status & ATH9K_INT_RXEOL)
344 sc->debug.stats.istats.rxeol++;
345 if (status & ATH9K_INT_RXORN)
346 sc->debug.stats.istats.rxorn++;
347 if (status & ATH9K_INT_TX)
348 sc->debug.stats.istats.txok++;
349 if (status & ATH9K_INT_TXURN)
350 sc->debug.stats.istats.txurn++;
351 if (status & ATH9K_INT_MIB)
352 sc->debug.stats.istats.mib++;
353 if (status & ATH9K_INT_RXPHY)
354 sc->debug.stats.istats.rxphyerr++;
355 if (status & ATH9K_INT_RXKCM)
356 sc->debug.stats.istats.rx_keycache_miss++;
357 if (status & ATH9K_INT_SWBA)
358 sc->debug.stats.istats.swba++;
359 if (status & ATH9K_INT_BMISS)
360 sc->debug.stats.istats.bmiss++;
361 if (status & ATH9K_INT_BNR)
362 sc->debug.stats.istats.bnr++;
363 if (status & ATH9K_INT_CST)
364 sc->debug.stats.istats.cst++;
365 if (status & ATH9K_INT_GTT)
366 sc->debug.stats.istats.gtt++;
367 if (status & ATH9K_INT_TIM)
368 sc->debug.stats.istats.tim++;
369 if (status & ATH9K_INT_CABEND)
370 sc->debug.stats.istats.cabend++;
371 if (status & ATH9K_INT_DTIMSYNC)
372 sc->debug.stats.istats.dtimsync++;
373 if (status & ATH9K_INT_DTIM)
374 sc->debug.stats.istats.dtim++;
375 if (status & ATH9K_INT_TSFOOR)
376 sc->debug.stats.istats.tsfoor++;
377 }
378
379 static ssize_t read_file_interrupt(struct file *file, char __user *user_buf,
380 size_t count, loff_t *ppos)
381 {
382 struct ath_softc *sc = file->private_data;
383 char buf[512];
384 unsigned int len = 0;
385
386 if (sc->sc_ah->caps.hw_caps & ATH9K_HW_CAP_EDMA) {
387 len += snprintf(buf + len, sizeof(buf) - len,
388 "%8s: %10u\n", "RXLP", sc->debug.stats.istats.rxlp);
389 len += snprintf(buf + len, sizeof(buf) - len,
390 "%8s: %10u\n", "RXHP", sc->debug.stats.istats.rxhp);
391 len += snprintf(buf + len, sizeof(buf) - len,
392 "%8s: %10u\n", "WATCHDOG",
393 sc->debug.stats.istats.bb_watchdog);
394 } else {
395 len += snprintf(buf + len, sizeof(buf) - len,
396 "%8s: %10u\n", "RX", sc->debug.stats.istats.rxok);
397 }
398 len += snprintf(buf + len, sizeof(buf) - len,
399 "%8s: %10u\n", "RXEOL", sc->debug.stats.istats.rxeol);
400 len += snprintf(buf + len, sizeof(buf) - len,
401 "%8s: %10u\n", "RXORN", sc->debug.stats.istats.rxorn);
402 len += snprintf(buf + len, sizeof(buf) - len,
403 "%8s: %10u\n", "TX", sc->debug.stats.istats.txok);
404 len += snprintf(buf + len, sizeof(buf) - len,
405 "%8s: %10u\n", "TXURN", sc->debug.stats.istats.txurn);
406 len += snprintf(buf + len, sizeof(buf) - len,
407 "%8s: %10u\n", "MIB", sc->debug.stats.istats.mib);
408 len += snprintf(buf + len, sizeof(buf) - len,
409 "%8s: %10u\n", "RXPHY", sc->debug.stats.istats.rxphyerr);
410 len += snprintf(buf + len, sizeof(buf) - len,
411 "%8s: %10u\n", "RXKCM", sc->debug.stats.istats.rx_keycache_miss);
412 len += snprintf(buf + len, sizeof(buf) - len,
413 "%8s: %10u\n", "SWBA", sc->debug.stats.istats.swba);
414 len += snprintf(buf + len, sizeof(buf) - len,
415 "%8s: %10u\n", "BMISS", sc->debug.stats.istats.bmiss);
416 len += snprintf(buf + len, sizeof(buf) - len,
417 "%8s: %10u\n", "BNR", sc->debug.stats.istats.bnr);
418 len += snprintf(buf + len, sizeof(buf) - len,
419 "%8s: %10u\n", "CST", sc->debug.stats.istats.cst);
420 len += snprintf(buf + len, sizeof(buf) - len,
421 "%8s: %10u\n", "GTT", sc->debug.stats.istats.gtt);
422 len += snprintf(buf + len, sizeof(buf) - len,
423 "%8s: %10u\n", "TIM", sc->debug.stats.istats.tim);
424 len += snprintf(buf + len, sizeof(buf) - len,
425 "%8s: %10u\n", "CABEND", sc->debug.stats.istats.cabend);
426 len += snprintf(buf + len, sizeof(buf) - len,
427 "%8s: %10u\n", "DTIMSYNC", sc->debug.stats.istats.dtimsync);
428 len += snprintf(buf + len, sizeof(buf) - len,
429 "%8s: %10u\n", "DTIM", sc->debug.stats.istats.dtim);
430 len += snprintf(buf + len, sizeof(buf) - len,
431 "%8s: %10u\n", "TSFOOR", sc->debug.stats.istats.tsfoor);
432 len += snprintf(buf + len, sizeof(buf) - len,
433 "%8s: %10u\n", "TOTAL", sc->debug.stats.istats.total);
434
435
436 if (len > sizeof(buf))
437 len = sizeof(buf);
438
439 return simple_read_from_buffer(user_buf, count, ppos, buf, len);
440 }
441
442 static const struct file_operations fops_interrupt = {
443 .read = read_file_interrupt,
444 .open = simple_open,
445 .owner = THIS_MODULE,
446 .llseek = default_llseek,
447 };
448
449 #define PR_QNUM(_n) sc->tx.txq_map[_n]->axq_qnum
450 #define PR(str, elem) \
451 do { \
452 len += snprintf(buf + len, size - len, \
453 "%s%13u%11u%10u%10u\n", str, \
454 sc->debug.stats.txstats[PR_QNUM(WME_AC_BE)].elem, \
455 sc->debug.stats.txstats[PR_QNUM(WME_AC_BK)].elem, \
456 sc->debug.stats.txstats[PR_QNUM(WME_AC_VI)].elem, \
457 sc->debug.stats.txstats[PR_QNUM(WME_AC_VO)].elem); \
458 if (len >= size) \
459 goto done; \
460 } while(0)
461
462 #define PRX(str, elem) \
463 do { \
464 len += snprintf(buf + len, size - len, \
465 "%s%13u%11u%10u%10u\n", str, \
466 (unsigned int)(sc->tx.txq_map[WME_AC_BE]->elem), \
467 (unsigned int)(sc->tx.txq_map[WME_AC_BK]->elem), \
468 (unsigned int)(sc->tx.txq_map[WME_AC_VI]->elem), \
469 (unsigned int)(sc->tx.txq_map[WME_AC_VO]->elem)); \
470 if (len >= size) \
471 goto done; \
472 } while(0)
473
474 #define PRQLE(str, elem) \
475 do { \
476 len += snprintf(buf + len, size - len, \
477 "%s%13i%11i%10i%10i\n", str, \
478 list_empty(&sc->tx.txq_map[WME_AC_BE]->elem), \
479 list_empty(&sc->tx.txq_map[WME_AC_BK]->elem), \
480 list_empty(&sc->tx.txq_map[WME_AC_VI]->elem), \
481 list_empty(&sc->tx.txq_map[WME_AC_VO]->elem)); \
482 if (len >= size) \
483 goto done; \
484 } while (0)
485
486 static ssize_t read_file_xmit(struct file *file, char __user *user_buf,
487 size_t count, loff_t *ppos)
488 {
489 struct ath_softc *sc = file->private_data;
490 char *buf;
491 unsigned int len = 0, size = 8000;
492 int i;
493 ssize_t retval = 0;
494 char tmp[32];
495
496 buf = kzalloc(size, GFP_KERNEL);
497 if (buf == NULL)
498 return -ENOMEM;
499
500 len += sprintf(buf, "Num-Tx-Queues: %i tx-queues-setup: 0x%x"
501 " poll-work-seen: %u\n"
502 "%30s %10s%10s%10s\n\n",
503 ATH9K_NUM_TX_QUEUES, sc->tx.txqsetup,
504 sc->tx_complete_poll_work_seen,
505 "BE", "BK", "VI", "VO");
506
507 PR("MPDUs Queued: ", queued);
508 PR("MPDUs Completed: ", completed);
509 PR("MPDUs XRetried: ", xretries);
510 PR("Aggregates: ", a_aggr);
511 PR("AMPDUs Queued HW:", a_queued_hw);
512 PR("AMPDUs Queued SW:", a_queued_sw);
513 PR("AMPDUs Completed:", a_completed);
514 PR("AMPDUs Retried: ", a_retries);
515 PR("AMPDUs XRetried: ", a_xretries);
516 PR("FIFO Underrun: ", fifo_underrun);
517 PR("TXOP Exceeded: ", xtxop);
518 PR("TXTIMER Expiry: ", timer_exp);
519 PR("DESC CFG Error: ", desc_cfg_err);
520 PR("DATA Underrun: ", data_underrun);
521 PR("DELIM Underrun: ", delim_underrun);
522 PR("TX-Pkts-All: ", tx_pkts_all);
523 PR("TX-Bytes-All: ", tx_bytes_all);
524 PR("hw-put-tx-buf: ", puttxbuf);
525 PR("hw-tx-start: ", txstart);
526 PR("hw-tx-proc-desc: ", txprocdesc);
527 PR("TX-Failed: ", txfailed);
528 len += snprintf(buf + len, size - len,
529 "%s%11p%11p%10p%10p\n", "txq-memory-address:",
530 sc->tx.txq_map[WME_AC_BE],
531 sc->tx.txq_map[WME_AC_BK],
532 sc->tx.txq_map[WME_AC_VI],
533 sc->tx.txq_map[WME_AC_VO]);
534 if (len >= size)
535 goto done;
536
537 PRX("axq-qnum: ", axq_qnum);
538 PRX("axq-depth: ", axq_depth);
539 PRX("axq-ampdu_depth: ", axq_ampdu_depth);
540 PRX("axq-stopped ", stopped);
541 PRX("tx-in-progress ", axq_tx_inprogress);
542 PRX("pending-frames ", pending_frames);
543 PRX("txq_headidx: ", txq_headidx);
544 PRX("txq_tailidx: ", txq_headidx);
545
546 PRQLE("axq_q empty: ", axq_q);
547 PRQLE("axq_acq empty: ", axq_acq);
548 for (i = 0; i < ATH_TXFIFO_DEPTH; i++) {
549 snprintf(tmp, sizeof(tmp) - 1, "txq_fifo[%i] empty: ", i);
550 PRQLE(tmp, txq_fifo[i]);
551 }
552
553 /* Print out more detailed queue-info */
554 for (i = 0; i <= WME_AC_BK; i++) {
555 struct ath_txq *txq = &(sc->tx.txq[i]);
556 struct ath_atx_ac *ac;
557 struct ath_atx_tid *tid;
558 if (len >= size)
559 goto done;
560 spin_lock_bh(&txq->axq_lock);
561 if (!list_empty(&txq->axq_acq)) {
562 ac = list_first_entry(&txq->axq_acq, struct ath_atx_ac,
563 list);
564 len += snprintf(buf + len, size - len,
565 "txq[%i] first-ac: %p sched: %i\n",
566 i, ac, ac->sched);
567 if (list_empty(&ac->tid_q) || (len >= size))
568 goto done_for;
569 tid = list_first_entry(&ac->tid_q, struct ath_atx_tid,
570 list);
571 len += snprintf(buf + len, size - len,
572 " first-tid: %p sched: %i paused: %i\n",
573 tid, tid->sched, tid->paused);
574 }
575 done_for:
576 spin_unlock_bh(&txq->axq_lock);
577 }
578
579 done:
580 if (len > size)
581 len = size;
582
583 retval = simple_read_from_buffer(user_buf, count, ppos, buf, len);
584 kfree(buf);
585
586 return retval;
587 }
588
589 static ssize_t read_file_stations(struct file *file, char __user *user_buf,
590 size_t count, loff_t *ppos)
591 {
592 struct ath_softc *sc = file->private_data;
593 char *buf;
594 unsigned int len = 0, size = 64000;
595 struct ath_node *an = NULL;
596 ssize_t retval = 0;
597 int q;
598
599 buf = kzalloc(size, GFP_KERNEL);
600 if (buf == NULL)
601 return -ENOMEM;
602
603 len += snprintf(buf + len, size - len,
604 "Stations:\n"
605 " tid: addr sched paused buf_q-empty an ac baw\n"
606 " ac: addr sched tid_q-empty txq\n");
607
608 spin_lock(&sc->nodes_lock);
609 list_for_each_entry(an, &sc->nodes, list) {
610 unsigned short ma = an->maxampdu;
611 if (ma == 0)
612 ma = 65535; /* see ath_lookup_rate */
613 len += snprintf(buf + len, size - len,
614 "iface: %pM sta: %pM max-ampdu: %hu mpdu-density: %uus\n",
615 an->vif->addr, an->sta->addr, ma,
616 (unsigned int)(an->mpdudensity));
617 if (len >= size)
618 goto done;
619
620 for (q = 0; q < WME_NUM_TID; q++) {
621 struct ath_atx_tid *tid = &(an->tid[q]);
622 len += snprintf(buf + len, size - len,
623 " tid: %p %s %s %i %p %p %hu\n",
624 tid, tid->sched ? "sched" : "idle",
625 tid->paused ? "paused" : "running",
626 skb_queue_empty(&tid->buf_q),
627 tid->an, tid->ac, tid->baw_size);
628 if (len >= size)
629 goto done;
630 }
631
632 for (q = 0; q < WME_NUM_AC; q++) {
633 struct ath_atx_ac *ac = &(an->ac[q]);
634 len += snprintf(buf + len, size - len,
635 " ac: %p %s %i %p\n",
636 ac, ac->sched ? "sched" : "idle",
637 list_empty(&ac->tid_q), ac->txq);
638 if (len >= size)
639 goto done;
640 }
641 }
642
643 done:
644 spin_unlock(&sc->nodes_lock);
645 if (len > size)
646 len = size;
647
648 retval = simple_read_from_buffer(user_buf, count, ppos, buf, len);
649 kfree(buf);
650
651 return retval;
652 }
653
654 static ssize_t read_file_misc(struct file *file, char __user *user_buf,
655 size_t count, loff_t *ppos)
656 {
657 struct ath_softc *sc = file->private_data;
658 struct ath_common *common = ath9k_hw_common(sc->sc_ah);
659 struct ieee80211_hw *hw = sc->hw;
660 struct ath9k_vif_iter_data iter_data;
661 char buf[512];
662 unsigned int len = 0;
663 ssize_t retval = 0;
664 unsigned int reg;
665 u32 rxfilter;
666
667 len += snprintf(buf + len, sizeof(buf) - len,
668 "BSSID: %pM\n", common->curbssid);
669 len += snprintf(buf + len, sizeof(buf) - len,
670 "BSSID-MASK: %pM\n", common->bssidmask);
671 len += snprintf(buf + len, sizeof(buf) - len,
672 "OPMODE: %s\n", ath_opmode_to_string(sc->sc_ah->opmode));
673
674 ath9k_ps_wakeup(sc);
675 rxfilter = ath9k_hw_getrxfilter(sc->sc_ah);
676 ath9k_ps_restore(sc);
677
678 len += snprintf(buf + len, sizeof(buf) - len,
679 "RXFILTER: 0x%x", rxfilter);
680
681 if (rxfilter & ATH9K_RX_FILTER_UCAST)
682 len += snprintf(buf + len, sizeof(buf) - len, " UCAST");
683 if (rxfilter & ATH9K_RX_FILTER_MCAST)
684 len += snprintf(buf + len, sizeof(buf) - len, " MCAST");
685 if (rxfilter & ATH9K_RX_FILTER_BCAST)
686 len += snprintf(buf + len, sizeof(buf) - len, " BCAST");
687 if (rxfilter & ATH9K_RX_FILTER_CONTROL)
688 len += snprintf(buf + len, sizeof(buf) - len, " CONTROL");
689 if (rxfilter & ATH9K_RX_FILTER_BEACON)
690 len += snprintf(buf + len, sizeof(buf) - len, " BEACON");
691 if (rxfilter & ATH9K_RX_FILTER_PROM)
692 len += snprintf(buf + len, sizeof(buf) - len, " PROM");
693 if (rxfilter & ATH9K_RX_FILTER_PROBEREQ)
694 len += snprintf(buf + len, sizeof(buf) - len, " PROBEREQ");
695 if (rxfilter & ATH9K_RX_FILTER_PHYERR)
696 len += snprintf(buf + len, sizeof(buf) - len, " PHYERR");
697 if (rxfilter & ATH9K_RX_FILTER_MYBEACON)
698 len += snprintf(buf + len, sizeof(buf) - len, " MYBEACON");
699 if (rxfilter & ATH9K_RX_FILTER_COMP_BAR)
700 len += snprintf(buf + len, sizeof(buf) - len, " COMP_BAR");
701 if (rxfilter & ATH9K_RX_FILTER_PSPOLL)
702 len += snprintf(buf + len, sizeof(buf) - len, " PSPOLL");
703 if (rxfilter & ATH9K_RX_FILTER_PHYRADAR)
704 len += snprintf(buf + len, sizeof(buf) - len, " PHYRADAR");
705 if (rxfilter & ATH9K_RX_FILTER_MCAST_BCAST_ALL)
706 len += snprintf(buf + len, sizeof(buf) - len, " MCAST_BCAST_ALL");
707 if (rxfilter & ATH9K_RX_FILTER_CONTROL_WRAPPER)
708 len += snprintf(buf + len, sizeof(buf) - len, " CONTROL_WRAPPER");
709
710 len += snprintf(buf + len, sizeof(buf) - len, "\n");
711
712 reg = sc->sc_ah->imask;
713
714 len += snprintf(buf + len, sizeof(buf) - len, "INTERRUPT-MASK: 0x%x", reg);
715
716 if (reg & ATH9K_INT_SWBA)
717 len += snprintf(buf + len, sizeof(buf) - len, " SWBA");
718 if (reg & ATH9K_INT_BMISS)
719 len += snprintf(buf + len, sizeof(buf) - len, " BMISS");
720 if (reg & ATH9K_INT_CST)
721 len += snprintf(buf + len, sizeof(buf) - len, " CST");
722 if (reg & ATH9K_INT_RX)
723 len += snprintf(buf + len, sizeof(buf) - len, " RX");
724 if (reg & ATH9K_INT_RXHP)
725 len += snprintf(buf + len, sizeof(buf) - len, " RXHP");
726 if (reg & ATH9K_INT_RXLP)
727 len += snprintf(buf + len, sizeof(buf) - len, " RXLP");
728 if (reg & ATH9K_INT_BB_WATCHDOG)
729 len += snprintf(buf + len, sizeof(buf) - len, " BB_WATCHDOG");
730
731 len += snprintf(buf + len, sizeof(buf) - len, "\n");
732
733 ath9k_calculate_iter_data(hw, NULL, &iter_data);
734
735 len += snprintf(buf + len, sizeof(buf) - len,
736 "VIF-COUNTS: AP: %i STA: %i MESH: %i WDS: %i"
737 " ADHOC: %i TOTAL: %hi BEACON-VIF: %hi\n",
738 iter_data.naps, iter_data.nstations, iter_data.nmeshes,
739 iter_data.nwds, iter_data.nadhocs,
740 sc->nvifs, sc->nbcnvifs);
741
742 if (len > sizeof(buf))
743 len = sizeof(buf);
744
745 retval = simple_read_from_buffer(user_buf, count, ppos, buf, len);
746 return retval;
747 }
748
749 static ssize_t read_file_reset(struct file *file, char __user *user_buf,
750 size_t count, loff_t *ppos)
751 {
752 struct ath_softc *sc = file->private_data;
753 char buf[512];
754 unsigned int len = 0;
755
756 len += snprintf(buf + len, sizeof(buf) - len,
757 "%17s: %2d\n", "Baseband Hang",
758 sc->debug.stats.reset[RESET_TYPE_BB_HANG]);
759 len += snprintf(buf + len, sizeof(buf) - len,
760 "%17s: %2d\n", "Baseband Watchdog",
761 sc->debug.stats.reset[RESET_TYPE_BB_WATCHDOG]);
762 len += snprintf(buf + len, sizeof(buf) - len,
763 "%17s: %2d\n", "Fatal HW Error",
764 sc->debug.stats.reset[RESET_TYPE_FATAL_INT]);
765 len += snprintf(buf + len, sizeof(buf) - len,
766 "%17s: %2d\n", "TX HW error",
767 sc->debug.stats.reset[RESET_TYPE_TX_ERROR]);
768 len += snprintf(buf + len, sizeof(buf) - len,
769 "%17s: %2d\n", "TX Path Hang",
770 sc->debug.stats.reset[RESET_TYPE_TX_HANG]);
771 len += snprintf(buf + len, sizeof(buf) - len,
772 "%17s: %2d\n", "PLL RX Hang",
773 sc->debug.stats.reset[RESET_TYPE_PLL_HANG]);
774
775 if (len > sizeof(buf))
776 len = sizeof(buf);
777
778 return simple_read_from_buffer(user_buf, count, ppos, buf, len);
779 }
780
781 void ath_debug_stat_tx(struct ath_softc *sc, struct ath_buf *bf,
782 struct ath_tx_status *ts, struct ath_txq *txq,
783 unsigned int flags)
784 {
785 #define TX_SAMP_DBG(c) (sc->debug.bb_mac_samp[sc->debug.sampidx].ts\
786 [sc->debug.tsidx].c)
787 int qnum = txq->axq_qnum;
788
789 TX_STAT_INC(qnum, tx_pkts_all);
790 sc->debug.stats.txstats[qnum].tx_bytes_all += bf->bf_mpdu->len;
791
792 if (bf_isampdu(bf)) {
793 if (flags & ATH_TX_ERROR)
794 TX_STAT_INC(qnum, a_xretries);
795 else
796 TX_STAT_INC(qnum, a_completed);
797 } else {
798 if (ts->ts_status & ATH9K_TXERR_XRETRY)
799 TX_STAT_INC(qnum, xretries);
800 else
801 TX_STAT_INC(qnum, completed);
802 }
803
804 if (ts->ts_status & ATH9K_TXERR_FIFO)
805 TX_STAT_INC(qnum, fifo_underrun);
806 if (ts->ts_status & ATH9K_TXERR_XTXOP)
807 TX_STAT_INC(qnum, xtxop);
808 if (ts->ts_status & ATH9K_TXERR_TIMER_EXPIRED)
809 TX_STAT_INC(qnum, timer_exp);
810 if (ts->ts_flags & ATH9K_TX_DESC_CFG_ERR)
811 TX_STAT_INC(qnum, desc_cfg_err);
812 if (ts->ts_flags & ATH9K_TX_DATA_UNDERRUN)
813 TX_STAT_INC(qnum, data_underrun);
814 if (ts->ts_flags & ATH9K_TX_DELIM_UNDERRUN)
815 TX_STAT_INC(qnum, delim_underrun);
816
817 #ifdef CONFIG_ATH9K_MAC_DEBUG
818 spin_lock(&sc->debug.samp_lock);
819 TX_SAMP_DBG(jiffies) = jiffies;
820 TX_SAMP_DBG(rssi_ctl0) = ts->ts_rssi_ctl0;
821 TX_SAMP_DBG(rssi_ctl1) = ts->ts_rssi_ctl1;
822 TX_SAMP_DBG(rssi_ctl2) = ts->ts_rssi_ctl2;
823 TX_SAMP_DBG(rssi_ext0) = ts->ts_rssi_ext0;
824 TX_SAMP_DBG(rssi_ext1) = ts->ts_rssi_ext1;
825 TX_SAMP_DBG(rssi_ext2) = ts->ts_rssi_ext2;
826 TX_SAMP_DBG(rateindex) = ts->ts_rateindex;
827 TX_SAMP_DBG(isok) = !!(ts->ts_status & ATH9K_TXERR_MASK);
828 TX_SAMP_DBG(rts_fail_cnt) = ts->ts_shortretry;
829 TX_SAMP_DBG(data_fail_cnt) = ts->ts_longretry;
830 TX_SAMP_DBG(rssi) = ts->ts_rssi;
831 TX_SAMP_DBG(tid) = ts->tid;
832 TX_SAMP_DBG(qid) = ts->qid;
833
834 if (ts->ts_flags & ATH9K_TX_BA) {
835 TX_SAMP_DBG(ba_low) = ts->ba_low;
836 TX_SAMP_DBG(ba_high) = ts->ba_high;
837 } else {
838 TX_SAMP_DBG(ba_low) = 0;
839 TX_SAMP_DBG(ba_high) = 0;
840 }
841
842 sc->debug.tsidx = (sc->debug.tsidx + 1) % ATH_DBG_MAX_SAMPLES;
843 spin_unlock(&sc->debug.samp_lock);
844 #endif
845
846 #undef TX_SAMP_DBG
847 }
848
849 static const struct file_operations fops_xmit = {
850 .read = read_file_xmit,
851 .open = simple_open,
852 .owner = THIS_MODULE,
853 .llseek = default_llseek,
854 };
855
856 static const struct file_operations fops_stations = {
857 .read = read_file_stations,
858 .open = simple_open,
859 .owner = THIS_MODULE,
860 .llseek = default_llseek,
861 };
862
863 static const struct file_operations fops_misc = {
864 .read = read_file_misc,
865 .open = simple_open,
866 .owner = THIS_MODULE,
867 .llseek = default_llseek,
868 };
869
870 static const struct file_operations fops_reset = {
871 .read = read_file_reset,
872 .open = simple_open,
873 .owner = THIS_MODULE,
874 .llseek = default_llseek,
875 };
876
877 static ssize_t read_file_recv(struct file *file, char __user *user_buf,
878 size_t count, loff_t *ppos)
879 {
880 #define PHY_ERR(s, p) \
881 len += snprintf(buf + len, size - len, "%22s : %10u\n", s, \
882 sc->debug.stats.rxstats.phy_err_stats[p]);
883
884 struct ath_softc *sc = file->private_data;
885 char *buf;
886 unsigned int len = 0, size = 1600;
887 ssize_t retval = 0;
888
889 buf = kzalloc(size, GFP_KERNEL);
890 if (buf == NULL)
891 return -ENOMEM;
892
893 len += snprintf(buf + len, size - len,
894 "%22s : %10u\n", "CRC ERR",
895 sc->debug.stats.rxstats.crc_err);
896 len += snprintf(buf + len, size - len,
897 "%22s : %10u\n", "DECRYPT CRC ERR",
898 sc->debug.stats.rxstats.decrypt_crc_err);
899 len += snprintf(buf + len, size - len,
900 "%22s : %10u\n", "PHY ERR",
901 sc->debug.stats.rxstats.phy_err);
902 len += snprintf(buf + len, size - len,
903 "%22s : %10u\n", "MIC ERR",
904 sc->debug.stats.rxstats.mic_err);
905 len += snprintf(buf + len, size - len,
906 "%22s : %10u\n", "PRE-DELIM CRC ERR",
907 sc->debug.stats.rxstats.pre_delim_crc_err);
908 len += snprintf(buf + len, size - len,
909 "%22s : %10u\n", "POST-DELIM CRC ERR",
910 sc->debug.stats.rxstats.post_delim_crc_err);
911 len += snprintf(buf + len, size - len,
912 "%22s : %10u\n", "DECRYPT BUSY ERR",
913 sc->debug.stats.rxstats.decrypt_busy_err);
914 len += snprintf(buf + len, size - len,
915 "%22s : %10u\n", "RX-LENGTH-ERR",
916 sc->debug.stats.rxstats.rx_len_err);
917 len += snprintf(buf + len, size - len,
918 "%22s : %10u\n", "RX-OOM-ERR",
919 sc->debug.stats.rxstats.rx_oom_err);
920 len += snprintf(buf + len, size - len,
921 "%22s : %10u\n", "RX-RATE-ERR",
922 sc->debug.stats.rxstats.rx_rate_err);
923 len += snprintf(buf + len, size - len,
924 "%22s : %10u\n", "RX-DROP-RXFLUSH",
925 sc->debug.stats.rxstats.rx_drop_rxflush);
926 len += snprintf(buf + len, size - len,
927 "%22s : %10u\n", "RX-TOO-MANY-FRAGS",
928 sc->debug.stats.rxstats.rx_too_many_frags_err);
929
930 PHY_ERR("UNDERRUN ERR", ATH9K_PHYERR_UNDERRUN);
931 PHY_ERR("TIMING ERR", ATH9K_PHYERR_TIMING);
932 PHY_ERR("PARITY ERR", ATH9K_PHYERR_PARITY);
933 PHY_ERR("RATE ERR", ATH9K_PHYERR_RATE);
934 PHY_ERR("LENGTH ERR", ATH9K_PHYERR_LENGTH);
935 PHY_ERR("RADAR ERR", ATH9K_PHYERR_RADAR);
936 PHY_ERR("SERVICE ERR", ATH9K_PHYERR_SERVICE);
937 PHY_ERR("TOR ERR", ATH9K_PHYERR_TOR);
938 PHY_ERR("OFDM-TIMING ERR", ATH9K_PHYERR_OFDM_TIMING);
939 PHY_ERR("OFDM-SIGNAL-PARITY ERR", ATH9K_PHYERR_OFDM_SIGNAL_PARITY);
940 PHY_ERR("OFDM-RATE ERR", ATH9K_PHYERR_OFDM_RATE_ILLEGAL);
941 PHY_ERR("OFDM-LENGTH ERR", ATH9K_PHYERR_OFDM_LENGTH_ILLEGAL);
942 PHY_ERR("OFDM-POWER-DROP ERR", ATH9K_PHYERR_OFDM_POWER_DROP);
943 PHY_ERR("OFDM-SERVICE ERR", ATH9K_PHYERR_OFDM_SERVICE);
944 PHY_ERR("OFDM-RESTART ERR", ATH9K_PHYERR_OFDM_RESTART);
945 PHY_ERR("FALSE-RADAR-EXT ERR", ATH9K_PHYERR_FALSE_RADAR_EXT);
946 PHY_ERR("CCK-TIMING ERR", ATH9K_PHYERR_CCK_TIMING);
947 PHY_ERR("CCK-HEADER-CRC ERR", ATH9K_PHYERR_CCK_HEADER_CRC);
948 PHY_ERR("CCK-RATE ERR", ATH9K_PHYERR_CCK_RATE_ILLEGAL);
949 PHY_ERR("CCK-SERVICE ERR", ATH9K_PHYERR_CCK_SERVICE);
950 PHY_ERR("CCK-RESTART ERR", ATH9K_PHYERR_CCK_RESTART);
951 PHY_ERR("CCK-LENGTH ERR", ATH9K_PHYERR_CCK_LENGTH_ILLEGAL);
952 PHY_ERR("CCK-POWER-DROP ERR", ATH9K_PHYERR_CCK_POWER_DROP);
953 PHY_ERR("HT-CRC ERR", ATH9K_PHYERR_HT_CRC_ERROR);
954 PHY_ERR("HT-LENGTH ERR", ATH9K_PHYERR_HT_LENGTH_ILLEGAL);
955 PHY_ERR("HT-RATE ERR", ATH9K_PHYERR_HT_RATE_ILLEGAL);
956
957 len += snprintf(buf + len, size - len,
958 "%22s : %10u\n", "RX-Pkts-All",
959 sc->debug.stats.rxstats.rx_pkts_all);
960 len += snprintf(buf + len, size - len,
961 "%22s : %10u\n", "RX-Bytes-All",
962 sc->debug.stats.rxstats.rx_bytes_all);
963 len += snprintf(buf + len, size - len,
964 "%22s : %10u\n", "RX-Beacons",
965 sc->debug.stats.rxstats.rx_beacons);
966 len += snprintf(buf + len, size - len,
967 "%22s : %10u\n", "RX-Frags",
968 sc->debug.stats.rxstats.rx_frags);
969
970 if (len > size)
971 len = size;
972
973 retval = simple_read_from_buffer(user_buf, count, ppos, buf, len);
974 kfree(buf);
975
976 return retval;
977
978 #undef PHY_ERR
979 }
980
981 void ath_debug_stat_rx(struct ath_softc *sc, struct ath_rx_status *rs)
982 {
983 #define RX_PHY_ERR_INC(c) sc->debug.stats.rxstats.phy_err_stats[c]++
984 #define RX_SAMP_DBG(c) (sc->debug.bb_mac_samp[sc->debug.sampidx].rs\
985 [sc->debug.rsidx].c)
986
987 RX_STAT_INC(rx_pkts_all);
988 sc->debug.stats.rxstats.rx_bytes_all += rs->rs_datalen;
989
990 if (rs->rs_status & ATH9K_RXERR_CRC)
991 RX_STAT_INC(crc_err);
992 if (rs->rs_status & ATH9K_RXERR_DECRYPT)
993 RX_STAT_INC(decrypt_crc_err);
994 if (rs->rs_status & ATH9K_RXERR_MIC)
995 RX_STAT_INC(mic_err);
996 if (rs->rs_status & ATH9K_RX_DELIM_CRC_PRE)
997 RX_STAT_INC(pre_delim_crc_err);
998 if (rs->rs_status & ATH9K_RX_DELIM_CRC_POST)
999 RX_STAT_INC(post_delim_crc_err);
1000 if (rs->rs_status & ATH9K_RX_DECRYPT_BUSY)
1001 RX_STAT_INC(decrypt_busy_err);
1002
1003 if (rs->rs_status & ATH9K_RXERR_PHY) {
1004 RX_STAT_INC(phy_err);
1005 if (rs->rs_phyerr < ATH9K_PHYERR_MAX)
1006 RX_PHY_ERR_INC(rs->rs_phyerr);
1007 }
1008
1009 #ifdef CONFIG_ATH9K_MAC_DEBUG
1010 spin_lock(&sc->debug.samp_lock);
1011 RX_SAMP_DBG(jiffies) = jiffies;
1012 RX_SAMP_DBG(rssi_ctl0) = rs->rs_rssi_ctl0;
1013 RX_SAMP_DBG(rssi_ctl1) = rs->rs_rssi_ctl1;
1014 RX_SAMP_DBG(rssi_ctl2) = rs->rs_rssi_ctl2;
1015 RX_SAMP_DBG(rssi_ext0) = rs->rs_rssi_ext0;
1016 RX_SAMP_DBG(rssi_ext1) = rs->rs_rssi_ext1;
1017 RX_SAMP_DBG(rssi_ext2) = rs->rs_rssi_ext2;
1018 RX_SAMP_DBG(antenna) = rs->rs_antenna;
1019 RX_SAMP_DBG(rssi) = rs->rs_rssi;
1020 RX_SAMP_DBG(rate) = rs->rs_rate;
1021 RX_SAMP_DBG(is_mybeacon) = rs->is_mybeacon;
1022
1023 sc->debug.rsidx = (sc->debug.rsidx + 1) % ATH_DBG_MAX_SAMPLES;
1024 spin_unlock(&sc->debug.samp_lock);
1025
1026 #endif
1027
1028 #undef RX_PHY_ERR_INC
1029 #undef RX_SAMP_DBG
1030 }
1031
1032 static const struct file_operations fops_recv = {
1033 .read = read_file_recv,
1034 .open = simple_open,
1035 .owner = THIS_MODULE,
1036 .llseek = default_llseek,
1037 };
1038
1039 static ssize_t read_file_regidx(struct file *file, char __user *user_buf,
1040 size_t count, loff_t *ppos)
1041 {
1042 struct ath_softc *sc = file->private_data;
1043 char buf[32];
1044 unsigned int len;
1045
1046 len = sprintf(buf, "0x%08x\n", sc->debug.regidx);
1047 return simple_read_from_buffer(user_buf, count, ppos, buf, len);
1048 }
1049
1050 static ssize_t write_file_regidx(struct file *file, const char __user *user_buf,
1051 size_t count, loff_t *ppos)
1052 {
1053 struct ath_softc *sc = file->private_data;
1054 unsigned long regidx;
1055 char buf[32];
1056 ssize_t len;
1057
1058 len = min(count, sizeof(buf) - 1);
1059 if (copy_from_user(buf, user_buf, len))
1060 return -EFAULT;
1061
1062 buf[len] = '\0';
1063 if (strict_strtoul(buf, 0, &regidx))
1064 return -EINVAL;
1065
1066 sc->debug.regidx = regidx;
1067 return count;
1068 }
1069
1070 static const struct file_operations fops_regidx = {
1071 .read = read_file_regidx,
1072 .write = write_file_regidx,
1073 .open = simple_open,
1074 .owner = THIS_MODULE,
1075 .llseek = default_llseek,
1076 };
1077
1078 static ssize_t read_file_regval(struct file *file, char __user *user_buf,
1079 size_t count, loff_t *ppos)
1080 {
1081 struct ath_softc *sc = file->private_data;
1082 struct ath_hw *ah = sc->sc_ah;
1083 char buf[32];
1084 unsigned int len;
1085 u32 regval;
1086
1087 ath9k_ps_wakeup(sc);
1088 regval = REG_READ_D(ah, sc->debug.regidx);
1089 ath9k_ps_restore(sc);
1090 len = sprintf(buf, "0x%08x\n", regval);
1091 return simple_read_from_buffer(user_buf, count, ppos, buf, len);
1092 }
1093
1094 static ssize_t write_file_regval(struct file *file, const char __user *user_buf,
1095 size_t count, loff_t *ppos)
1096 {
1097 struct ath_softc *sc = file->private_data;
1098 struct ath_hw *ah = sc->sc_ah;
1099 unsigned long regval;
1100 char buf[32];
1101 ssize_t len;
1102
1103 len = min(count, sizeof(buf) - 1);
1104 if (copy_from_user(buf, user_buf, len))
1105 return -EFAULT;
1106
1107 buf[len] = '\0';
1108 if (strict_strtoul(buf, 0, &regval))
1109 return -EINVAL;
1110
1111 ath9k_ps_wakeup(sc);
1112 REG_WRITE_D(ah, sc->debug.regidx, regval);
1113 ath9k_ps_restore(sc);
1114 return count;
1115 }
1116
1117 static const struct file_operations fops_regval = {
1118 .read = read_file_regval,
1119 .write = write_file_regval,
1120 .open = simple_open,
1121 .owner = THIS_MODULE,
1122 .llseek = default_llseek,
1123 };
1124
1125 #define REGDUMP_LINE_SIZE 20
1126
1127 static int open_file_regdump(struct inode *inode, struct file *file)
1128 {
1129 struct ath_softc *sc = inode->i_private;
1130 unsigned int len = 0;
1131 u8 *buf;
1132 int i;
1133 unsigned long num_regs, regdump_len, max_reg_offset;
1134
1135 max_reg_offset = AR_SREV_9300_20_OR_LATER(sc->sc_ah) ? 0x16bd4 : 0xb500;
1136 num_regs = max_reg_offset / 4 + 1;
1137 regdump_len = num_regs * REGDUMP_LINE_SIZE + 1;
1138 buf = vmalloc(regdump_len);
1139 if (!buf)
1140 return -ENOMEM;
1141
1142 ath9k_ps_wakeup(sc);
1143 for (i = 0; i < num_regs; i++)
1144 len += scnprintf(buf + len, regdump_len - len,
1145 "0x%06x 0x%08x\n", i << 2, REG_READ(sc->sc_ah, i << 2));
1146 ath9k_ps_restore(sc);
1147
1148 file->private_data = buf;
1149
1150 return 0;
1151 }
1152
1153 static const struct file_operations fops_regdump = {
1154 .open = open_file_regdump,
1155 .read = ath9k_debugfs_read_buf,
1156 .release = ath9k_debugfs_release_buf,
1157 .owner = THIS_MODULE,
1158 .llseek = default_llseek,/* read accesses f_pos */
1159 };
1160
1161 static ssize_t read_file_dump_nfcal(struct file *file, char __user *user_buf,
1162 size_t count, loff_t *ppos)
1163 {
1164 struct ath_softc *sc = file->private_data;
1165 struct ath_hw *ah = sc->sc_ah;
1166 struct ath9k_nfcal_hist *h = sc->caldata.nfCalHist;
1167 struct ath_common *common = ath9k_hw_common(ah);
1168 struct ieee80211_conf *conf = &common->hw->conf;
1169 u32 len = 0, size = 1500;
1170 u32 i, j;
1171 ssize_t retval = 0;
1172 char *buf;
1173 u8 chainmask = (ah->rxchainmask << 3) | ah->rxchainmask;
1174 u8 nread;
1175
1176 buf = kzalloc(size, GFP_KERNEL);
1177 if (!buf)
1178 return -ENOMEM;
1179
1180 len += snprintf(buf + len, size - len,
1181 "Channel Noise Floor : %d\n", ah->noise);
1182 len += snprintf(buf + len, size - len,
1183 "Chain | privNF | # Readings | NF Readings\n");
1184 for (i = 0; i < NUM_NF_READINGS; i++) {
1185 if (!(chainmask & (1 << i)) ||
1186 ((i >= AR5416_MAX_CHAINS) && !conf_is_ht40(conf)))
1187 continue;
1188
1189 nread = AR_PHY_CCA_FILTERWINDOW_LENGTH - h[i].invalidNFcount;
1190 len += snprintf(buf + len, size - len, " %d\t %d\t %d\t\t",
1191 i, h[i].privNF, nread);
1192 for (j = 0; j < nread; j++)
1193 len += snprintf(buf + len, size - len,
1194 " %d", h[i].nfCalBuffer[j]);
1195 len += snprintf(buf + len, size - len, "\n");
1196 }
1197
1198 if (len > size)
1199 len = size;
1200
1201 retval = simple_read_from_buffer(user_buf, count, ppos, buf, len);
1202 kfree(buf);
1203
1204 return retval;
1205 }
1206
1207 static const struct file_operations fops_dump_nfcal = {
1208 .read = read_file_dump_nfcal,
1209 .open = simple_open,
1210 .owner = THIS_MODULE,
1211 .llseek = default_llseek,
1212 };
1213
1214 static ssize_t read_file_base_eeprom(struct file *file, char __user *user_buf,
1215 size_t count, loff_t *ppos)
1216 {
1217 struct ath_softc *sc = file->private_data;
1218 struct ath_hw *ah = sc->sc_ah;
1219 u32 len = 0, size = 1500;
1220 ssize_t retval = 0;
1221 char *buf;
1222
1223 buf = kzalloc(size, GFP_KERNEL);
1224 if (!buf)
1225 return -ENOMEM;
1226
1227 len = ah->eep_ops->dump_eeprom(ah, true, buf, len, size);
1228
1229 retval = simple_read_from_buffer(user_buf, count, ppos, buf, len);
1230 kfree(buf);
1231
1232 return retval;
1233 }
1234
1235 static const struct file_operations fops_base_eeprom = {
1236 .read = read_file_base_eeprom,
1237 .open = simple_open,
1238 .owner = THIS_MODULE,
1239 .llseek = default_llseek,
1240 };
1241
1242 static ssize_t read_file_modal_eeprom(struct file *file, char __user *user_buf,
1243 size_t count, loff_t *ppos)
1244 {
1245 struct ath_softc *sc = file->private_data;
1246 struct ath_hw *ah = sc->sc_ah;
1247 u32 len = 0, size = 6000;
1248 char *buf;
1249 size_t retval;
1250
1251 buf = kzalloc(size, GFP_KERNEL);
1252 if (buf == NULL)
1253 return -ENOMEM;
1254
1255 len = ah->eep_ops->dump_eeprom(ah, false, buf, len, size);
1256
1257 retval = simple_read_from_buffer(user_buf, count, ppos, buf, len);
1258 kfree(buf);
1259
1260 return retval;
1261 }
1262
1263 static const struct file_operations fops_modal_eeprom = {
1264 .read = read_file_modal_eeprom,
1265 .open = simple_open,
1266 .owner = THIS_MODULE,
1267 .llseek = default_llseek,
1268 };
1269
1270 #ifdef CONFIG_ATH9K_MAC_DEBUG
1271
1272 void ath9k_debug_samp_bb_mac(struct ath_softc *sc)
1273 {
1274 #define ATH_SAMP_DBG(c) (sc->debug.bb_mac_samp[sc->debug.sampidx].c)
1275 struct ath_hw *ah = sc->sc_ah;
1276 struct ath_common *common = ath9k_hw_common(ah);
1277 unsigned long flags;
1278 int i;
1279
1280 ath9k_ps_wakeup(sc);
1281
1282 spin_lock_bh(&sc->debug.samp_lock);
1283
1284 spin_lock_irqsave(&common->cc_lock, flags);
1285 ath_hw_cycle_counters_update(common);
1286
1287 ATH_SAMP_DBG(cc.cycles) = common->cc_ani.cycles;
1288 ATH_SAMP_DBG(cc.rx_busy) = common->cc_ani.rx_busy;
1289 ATH_SAMP_DBG(cc.rx_frame) = common->cc_ani.rx_frame;
1290 ATH_SAMP_DBG(cc.tx_frame) = common->cc_ani.tx_frame;
1291 spin_unlock_irqrestore(&common->cc_lock, flags);
1292
1293 ATH_SAMP_DBG(noise) = ah->noise;
1294
1295 REG_WRITE_D(ah, AR_MACMISC,
1296 ((AR_MACMISC_DMA_OBS_LINE_8 << AR_MACMISC_DMA_OBS_S) |
1297 (AR_MACMISC_MISC_OBS_BUS_1 <<
1298 AR_MACMISC_MISC_OBS_BUS_MSB_S)));
1299
1300 for (i = 0; i < ATH9K_NUM_DMA_DEBUG_REGS; i++)
1301 ATH_SAMP_DBG(dma_dbg_reg_vals[i]) = REG_READ_D(ah,
1302 AR_DMADBG_0 + (i * sizeof(u32)));
1303
1304 ATH_SAMP_DBG(pcu_obs) = REG_READ_D(ah, AR_OBS_BUS_1);
1305 ATH_SAMP_DBG(pcu_cr) = REG_READ_D(ah, AR_CR);
1306
1307 memcpy(ATH_SAMP_DBG(nfCalHist), sc->caldata.nfCalHist,
1308 sizeof(ATH_SAMP_DBG(nfCalHist)));
1309
1310 sc->debug.sampidx = (sc->debug.sampidx + 1) % ATH_DBG_MAX_SAMPLES;
1311 spin_unlock_bh(&sc->debug.samp_lock);
1312 ath9k_ps_restore(sc);
1313
1314 #undef ATH_SAMP_DBG
1315 }
1316
1317 static int open_file_bb_mac_samps(struct inode *inode, struct file *file)
1318 {
1319 #define ATH_SAMP_DBG(c) bb_mac_samp[sampidx].c
1320 struct ath_softc *sc = inode->i_private;
1321 struct ath_hw *ah = sc->sc_ah;
1322 struct ath_common *common = ath9k_hw_common(ah);
1323 struct ieee80211_conf *conf = &common->hw->conf;
1324 struct ath_dbg_bb_mac_samp *bb_mac_samp;
1325 struct ath9k_nfcal_hist *h;
1326 int i, j, qcuOffset = 0, dcuOffset = 0;
1327 u32 *qcuBase, *dcuBase, size = 30000, len = 0;
1328 u32 sampidx = 0;
1329 u8 *buf;
1330 u8 chainmask = (ah->rxchainmask << 3) | ah->rxchainmask;
1331 u8 nread;
1332
1333 if (sc->sc_flags & SC_OP_INVALID)
1334 return -EAGAIN;
1335
1336 buf = vmalloc(size);
1337 if (!buf)
1338 return -ENOMEM;
1339 bb_mac_samp = vmalloc(sizeof(*bb_mac_samp) * ATH_DBG_MAX_SAMPLES);
1340 if (!bb_mac_samp) {
1341 vfree(buf);
1342 return -ENOMEM;
1343 }
1344 /* Account the current state too */
1345 ath9k_debug_samp_bb_mac(sc);
1346
1347 spin_lock_bh(&sc->debug.samp_lock);
1348 memcpy(bb_mac_samp, sc->debug.bb_mac_samp,
1349 sizeof(*bb_mac_samp) * ATH_DBG_MAX_SAMPLES);
1350 len += snprintf(buf + len, size - len,
1351 "Current Sample Index: %d\n", sc->debug.sampidx);
1352 spin_unlock_bh(&sc->debug.samp_lock);
1353
1354 len += snprintf(buf + len, size - len,
1355 "Raw DMA Debug Dump:\n");
1356 len += snprintf(buf + len, size - len, "Sample |\t");
1357 for (i = 0; i < ATH9K_NUM_DMA_DEBUG_REGS; i++)
1358 len += snprintf(buf + len, size - len, " DMA Reg%d |\t", i);
1359 len += snprintf(buf + len, size - len, "\n");
1360
1361 for (sampidx = 0; sampidx < ATH_DBG_MAX_SAMPLES; sampidx++) {
1362 len += snprintf(buf + len, size - len, "%d\t", sampidx);
1363
1364 for (i = 0; i < ATH9K_NUM_DMA_DEBUG_REGS; i++)
1365 len += snprintf(buf + len, size - len, " %08x\t",
1366 ATH_SAMP_DBG(dma_dbg_reg_vals[i]));
1367 len += snprintf(buf + len, size - len, "\n");
1368 }
1369 len += snprintf(buf + len, size - len, "\n");
1370
1371 len += snprintf(buf + len, size - len,
1372 "Sample Num QCU: chain_st fsp_ok fsp_st DCU: chain_st\n");
1373 for (sampidx = 0; sampidx < ATH_DBG_MAX_SAMPLES; sampidx++) {
1374 qcuBase = &ATH_SAMP_DBG(dma_dbg_reg_vals[0]);
1375 dcuBase = &ATH_SAMP_DBG(dma_dbg_reg_vals[4]);
1376
1377 for (i = 0; i < ATH9K_NUM_QUEUES; i++,
1378 qcuOffset += 4, dcuOffset += 5) {
1379 if (i == 8) {
1380 qcuOffset = 0;
1381 qcuBase++;
1382 }
1383
1384 if (i == 6) {
1385 dcuOffset = 0;
1386 dcuBase++;
1387 }
1388 if (!sc->debug.stats.txstats[i].queued)
1389 continue;
1390
1391 len += snprintf(buf + len, size - len,
1392 "%4d %7d %2x %1x %2x %2x\n",
1393 sampidx, i,
1394 (*qcuBase & (0x7 << qcuOffset)) >> qcuOffset,
1395 (*qcuBase & (0x8 << qcuOffset)) >>
1396 (qcuOffset + 3),
1397 ATH_SAMP_DBG(dma_dbg_reg_vals[2]) &
1398 (0x7 << (i * 3)) >> (i * 3),
1399 (*dcuBase & (0x1f << dcuOffset)) >> dcuOffset);
1400 }
1401 len += snprintf(buf + len, size - len, "\n");
1402 }
1403 len += snprintf(buf + len, size - len,
1404 "samp qcu_sh qcu_fh qcu_comp dcu_comp dcu_arb dcu_fp "
1405 "ch_idle_dur ch_idle_dur_val txfifo_val0 txfifo_val1 "
1406 "txfifo_dcu0 txfifo_dcu1 pcu_obs AR_CR\n");
1407
1408 for (sampidx = 0; sampidx < ATH_DBG_MAX_SAMPLES; sampidx++) {
1409 qcuBase = &ATH_SAMP_DBG(dma_dbg_reg_vals[0]);
1410 dcuBase = &ATH_SAMP_DBG(dma_dbg_reg_vals[4]);
1411
1412 len += snprintf(buf + len, size - len, "%4d %5x %5x ", sampidx,
1413 (ATH_SAMP_DBG(dma_dbg_reg_vals[3]) & 0x003c0000) >> 18,
1414 (ATH_SAMP_DBG(dma_dbg_reg_vals[3]) & 0x03c00000) >> 22);
1415 len += snprintf(buf + len, size - len, "%7x %8x ",
1416 (ATH_SAMP_DBG(dma_dbg_reg_vals[3]) & 0x1c000000) >> 26,
1417 (ATH_SAMP_DBG(dma_dbg_reg_vals[6]) & 0x3));
1418 len += snprintf(buf + len, size - len, "%7x %7x ",
1419 (ATH_SAMP_DBG(dma_dbg_reg_vals[5]) & 0x06000000) >> 25,
1420 (ATH_SAMP_DBG(dma_dbg_reg_vals[5]) & 0x38000000) >> 27);
1421 len += snprintf(buf + len, size - len, "%7d %12d ",
1422 (ATH_SAMP_DBG(dma_dbg_reg_vals[6]) & 0x000003fc) >> 2,
1423 (ATH_SAMP_DBG(dma_dbg_reg_vals[6]) & 0x00000400) >> 10);
1424 len += snprintf(buf + len, size - len, "%12d %12d ",
1425 (ATH_SAMP_DBG(dma_dbg_reg_vals[6]) & 0x00000800) >> 11,
1426 (ATH_SAMP_DBG(dma_dbg_reg_vals[6]) & 0x00001000) >> 12);
1427 len += snprintf(buf + len, size - len, "%12d %12d ",
1428 (ATH_SAMP_DBG(dma_dbg_reg_vals[6]) & 0x0001e000) >> 13,
1429 (ATH_SAMP_DBG(dma_dbg_reg_vals[6]) & 0x001e0000) >> 17);
1430 len += snprintf(buf + len, size - len, "0x%07x 0x%07x\n",
1431 ATH_SAMP_DBG(pcu_obs), ATH_SAMP_DBG(pcu_cr));
1432 }
1433
1434 len += snprintf(buf + len, size - len,
1435 "Sample ChNoise Chain privNF #Reading Readings\n");
1436 for (sampidx = 0; sampidx < ATH_DBG_MAX_SAMPLES; sampidx++) {
1437 h = ATH_SAMP_DBG(nfCalHist);
1438 if (!ATH_SAMP_DBG(noise))
1439 continue;
1440
1441 for (i = 0; i < NUM_NF_READINGS; i++) {
1442 if (!(chainmask & (1 << i)) ||
1443 ((i >= AR5416_MAX_CHAINS) && !conf_is_ht40(conf)))
1444 continue;
1445
1446 nread = AR_PHY_CCA_FILTERWINDOW_LENGTH -
1447 h[i].invalidNFcount;
1448 len += snprintf(buf + len, size - len,
1449 "%4d %5d %4d\t %d\t %d\t",
1450 sampidx, ATH_SAMP_DBG(noise),
1451 i, h[i].privNF, nread);
1452 for (j = 0; j < nread; j++)
1453 len += snprintf(buf + len, size - len,
1454 " %d", h[i].nfCalBuffer[j]);
1455 len += snprintf(buf + len, size - len, "\n");
1456 }
1457 }
1458 len += snprintf(buf + len, size - len, "\nCycle counters:\n"
1459 "Sample Total Rxbusy Rxframes Txframes\n");
1460 for (sampidx = 0; sampidx < ATH_DBG_MAX_SAMPLES; sampidx++) {
1461 if (!ATH_SAMP_DBG(cc.cycles))
1462 continue;
1463 len += snprintf(buf + len, size - len,
1464 "%4d %08x %08x %08x %08x\n",
1465 sampidx, ATH_SAMP_DBG(cc.cycles),
1466 ATH_SAMP_DBG(cc.rx_busy),
1467 ATH_SAMP_DBG(cc.rx_frame),
1468 ATH_SAMP_DBG(cc.tx_frame));
1469 }
1470
1471 len += snprintf(buf + len, size - len, "Tx status Dump :\n");
1472 len += snprintf(buf + len, size - len,
1473 "Sample rssi:- ctl0 ctl1 ctl2 ext0 ext1 ext2 comb "
1474 "isok rts_fail data_fail rate tid qid "
1475 "ba_low ba_high tx_before(ms)\n");
1476 for (sampidx = 0; sampidx < ATH_DBG_MAX_SAMPLES; sampidx++) {
1477 for (i = 0; i < ATH_DBG_MAX_SAMPLES; i++) {
1478 if (!ATH_SAMP_DBG(ts[i].jiffies))
1479 continue;
1480 len += snprintf(buf + len, size - len, "%-14d"
1481 "%-4d %-4d %-4d %-4d %-4d %-4d %-4d %-4d %-8d "
1482 "%-9d %-4d %-3d %-3d %08x %08x %-11d\n",
1483 sampidx,
1484 ATH_SAMP_DBG(ts[i].rssi_ctl0),
1485 ATH_SAMP_DBG(ts[i].rssi_ctl1),
1486 ATH_SAMP_DBG(ts[i].rssi_ctl2),
1487 ATH_SAMP_DBG(ts[i].rssi_ext0),
1488 ATH_SAMP_DBG(ts[i].rssi_ext1),
1489 ATH_SAMP_DBG(ts[i].rssi_ext2),
1490 ATH_SAMP_DBG(ts[i].rssi),
1491 ATH_SAMP_DBG(ts[i].isok),
1492 ATH_SAMP_DBG(ts[i].rts_fail_cnt),
1493 ATH_SAMP_DBG(ts[i].data_fail_cnt),
1494 ATH_SAMP_DBG(ts[i].rateindex),
1495 ATH_SAMP_DBG(ts[i].tid),
1496 ATH_SAMP_DBG(ts[i].qid),
1497 ATH_SAMP_DBG(ts[i].ba_low),
1498 ATH_SAMP_DBG(ts[i].ba_high),
1499 jiffies_to_msecs(jiffies -
1500 ATH_SAMP_DBG(ts[i].jiffies)));
1501 }
1502 }
1503
1504 len += snprintf(buf + len, size - len, "Rx status Dump :\n");
1505 len += snprintf(buf + len, size - len, "Sample rssi:- ctl0 ctl1 ctl2 "
1506 "ext0 ext1 ext2 comb beacon ant rate rx_before(ms)\n");
1507 for (sampidx = 0; sampidx < ATH_DBG_MAX_SAMPLES; sampidx++) {
1508 for (i = 0; i < ATH_DBG_MAX_SAMPLES; i++) {
1509 if (!ATH_SAMP_DBG(rs[i].jiffies))
1510 continue;
1511 len += snprintf(buf + len, size - len, "%-14d"
1512 "%-4d %-4d %-4d %-4d %-4d %-4d %-4d %-9s %-2d %02x %-13d\n",
1513 sampidx,
1514 ATH_SAMP_DBG(rs[i].rssi_ctl0),
1515 ATH_SAMP_DBG(rs[i].rssi_ctl1),
1516 ATH_SAMP_DBG(rs[i].rssi_ctl2),
1517 ATH_SAMP_DBG(rs[i].rssi_ext0),
1518 ATH_SAMP_DBG(rs[i].rssi_ext1),
1519 ATH_SAMP_DBG(rs[i].rssi_ext2),
1520 ATH_SAMP_DBG(rs[i].rssi),
1521 ATH_SAMP_DBG(rs[i].is_mybeacon) ?
1522 "True" : "False",
1523 ATH_SAMP_DBG(rs[i].antenna),
1524 ATH_SAMP_DBG(rs[i].rate),
1525 jiffies_to_msecs(jiffies -
1526 ATH_SAMP_DBG(rs[i].jiffies)));
1527 }
1528 }
1529
1530 vfree(bb_mac_samp);
1531 file->private_data = buf;
1532
1533 return 0;
1534 #undef ATH_SAMP_DBG
1535 }
1536
1537 static const struct file_operations fops_samps = {
1538 .open = open_file_bb_mac_samps,
1539 .read = ath9k_debugfs_read_buf,
1540 .release = ath9k_debugfs_release_buf,
1541 .owner = THIS_MODULE,
1542 .llseek = default_llseek,
1543 };
1544
1545 #endif
1546
1547 int ath9k_init_debug(struct ath_hw *ah)
1548 {
1549 struct ath_common *common = ath9k_hw_common(ah);
1550 struct ath_softc *sc = (struct ath_softc *) common->priv;
1551
1552 sc->debug.debugfs_phy = debugfs_create_dir("ath9k",
1553 sc->hw->wiphy->debugfsdir);
1554 if (!sc->debug.debugfs_phy)
1555 return -ENOMEM;
1556
1557 #ifdef CONFIG_ATH_DEBUG
1558 debugfs_create_file("debug", S_IRUSR | S_IWUSR, sc->debug.debugfs_phy,
1559 sc, &fops_debug);
1560 #endif
1561
1562 ath9k_dfs_init_debug(sc);
1563
1564 debugfs_create_file("dma", S_IRUSR, sc->debug.debugfs_phy, sc,
1565 &fops_dma);
1566 debugfs_create_file("interrupt", S_IRUSR, sc->debug.debugfs_phy, sc,
1567 &fops_interrupt);
1568 debugfs_create_file("xmit", S_IRUSR, sc->debug.debugfs_phy, sc,
1569 &fops_xmit);
1570 debugfs_create_file("stations", S_IRUSR, sc->debug.debugfs_phy, sc,
1571 &fops_stations);
1572 debugfs_create_file("misc", S_IRUSR, sc->debug.debugfs_phy, sc,
1573 &fops_misc);
1574 debugfs_create_file("reset", S_IRUSR, sc->debug.debugfs_phy, sc,
1575 &fops_reset);
1576 debugfs_create_file("recv", S_IRUSR, sc->debug.debugfs_phy, sc,
1577 &fops_recv);
1578 debugfs_create_file("rx_chainmask", S_IRUSR | S_IWUSR,
1579 sc->debug.debugfs_phy, sc, &fops_rx_chainmask);
1580 debugfs_create_file("tx_chainmask", S_IRUSR | S_IWUSR,
1581 sc->debug.debugfs_phy, sc, &fops_tx_chainmask);
1582 debugfs_create_file("disable_ani", S_IRUSR | S_IWUSR,
1583 sc->debug.debugfs_phy, sc, &fops_disable_ani);
1584 debugfs_create_file("regidx", S_IRUSR | S_IWUSR, sc->debug.debugfs_phy,
1585 sc, &fops_regidx);
1586 debugfs_create_file("regval", S_IRUSR | S_IWUSR, sc->debug.debugfs_phy,
1587 sc, &fops_regval);
1588 debugfs_create_bool("ignore_extcca", S_IRUSR | S_IWUSR,
1589 sc->debug.debugfs_phy,
1590 &ah->config.cwm_ignore_extcca);
1591 debugfs_create_file("regdump", S_IRUSR, sc->debug.debugfs_phy, sc,
1592 &fops_regdump);
1593 debugfs_create_file("dump_nfcal", S_IRUSR, sc->debug.debugfs_phy, sc,
1594 &fops_dump_nfcal);
1595 debugfs_create_file("base_eeprom", S_IRUSR, sc->debug.debugfs_phy, sc,
1596 &fops_base_eeprom);
1597 debugfs_create_file("modal_eeprom", S_IRUSR, sc->debug.debugfs_phy, sc,
1598 &fops_modal_eeprom);
1599 #ifdef CONFIG_ATH9K_MAC_DEBUG
1600 debugfs_create_file("samples", S_IRUSR, sc->debug.debugfs_phy, sc,
1601 &fops_samps);
1602 #endif
1603
1604 debugfs_create_u32("gpio_mask", S_IRUSR | S_IWUSR,
1605 sc->debug.debugfs_phy, &sc->sc_ah->gpio_mask);
1606
1607 debugfs_create_u32("gpio_val", S_IRUSR | S_IWUSR,
1608 sc->debug.debugfs_phy, &sc->sc_ah->gpio_val);
1609
1610 return 0;
1611 }
Linux kernel - Deliverables
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