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Merge git://git.kernel.org/pub/scm/linux/kernel/git/davem/net
[mirror_ubuntu-hirsute-kernel.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 len += snprintf(buf + len, size - len,
528 "%s%11p%11p%10p%10p\n", "txq-memory-address:",
529 sc->tx.txq_map[WME_AC_BE],
530 sc->tx.txq_map[WME_AC_BK],
531 sc->tx.txq_map[WME_AC_VI],
532 sc->tx.txq_map[WME_AC_VO]);
533 if (len >= size)
534 goto done;
535
536 PRX("axq-qnum: ", axq_qnum);
537 PRX("axq-depth: ", axq_depth);
538 PRX("axq-ampdu_depth: ", axq_ampdu_depth);
539 PRX("axq-stopped ", stopped);
540 PRX("tx-in-progress ", axq_tx_inprogress);
541 PRX("pending-frames ", pending_frames);
542 PRX("txq_headidx: ", txq_headidx);
543 PRX("txq_tailidx: ", txq_headidx);
544
545 PRQLE("axq_q empty: ", axq_q);
546 PRQLE("axq_acq empty: ", axq_acq);
547 for (i = 0; i < ATH_TXFIFO_DEPTH; i++) {
548 snprintf(tmp, sizeof(tmp) - 1, "txq_fifo[%i] empty: ", i);
549 PRQLE(tmp, txq_fifo[i]);
550 }
551
552 /* Print out more detailed queue-info */
553 for (i = 0; i <= WME_AC_BK; i++) {
554 struct ath_txq *txq = &(sc->tx.txq[i]);
555 struct ath_atx_ac *ac;
556 struct ath_atx_tid *tid;
557 if (len >= size)
558 goto done;
559 spin_lock_bh(&txq->axq_lock);
560 if (!list_empty(&txq->axq_acq)) {
561 ac = list_first_entry(&txq->axq_acq, struct ath_atx_ac,
562 list);
563 len += snprintf(buf + len, size - len,
564 "txq[%i] first-ac: %p sched: %i\n",
565 i, ac, ac->sched);
566 if (list_empty(&ac->tid_q) || (len >= size))
567 goto done_for;
568 tid = list_first_entry(&ac->tid_q, struct ath_atx_tid,
569 list);
570 len += snprintf(buf + len, size - len,
571 " first-tid: %p sched: %i paused: %i\n",
572 tid, tid->sched, tid->paused);
573 }
574 done_for:
575 spin_unlock_bh(&txq->axq_lock);
576 }
577
578 done:
579 if (len > size)
580 len = size;
581
582 retval = simple_read_from_buffer(user_buf, count, ppos, buf, len);
583 kfree(buf);
584
585 return retval;
586 }
587
588 static ssize_t read_file_stations(struct file *file, char __user *user_buf,
589 size_t count, loff_t *ppos)
590 {
591 struct ath_softc *sc = file->private_data;
592 char *buf;
593 unsigned int len = 0, size = 64000;
594 struct ath_node *an = NULL;
595 ssize_t retval = 0;
596 int q;
597
598 buf = kzalloc(size, GFP_KERNEL);
599 if (buf == NULL)
600 return -ENOMEM;
601
602 len += snprintf(buf + len, size - len,
603 "Stations:\n"
604 " tid: addr sched paused buf_q-empty an ac baw\n"
605 " ac: addr sched tid_q-empty txq\n");
606
607 spin_lock(&sc->nodes_lock);
608 list_for_each_entry(an, &sc->nodes, list) {
609 unsigned short ma = an->maxampdu;
610 if (ma == 0)
611 ma = 65535; /* see ath_lookup_rate */
612 len += snprintf(buf + len, size - len,
613 "iface: %pM sta: %pM max-ampdu: %hu mpdu-density: %uus\n",
614 an->vif->addr, an->sta->addr, ma,
615 (unsigned int)(an->mpdudensity));
616 if (len >= size)
617 goto done;
618
619 for (q = 0; q < WME_NUM_TID; q++) {
620 struct ath_atx_tid *tid = &(an->tid[q]);
621 len += snprintf(buf + len, size - len,
622 " tid: %p %s %s %i %p %p %hu\n",
623 tid, tid->sched ? "sched" : "idle",
624 tid->paused ? "paused" : "running",
625 skb_queue_empty(&tid->buf_q),
626 tid->an, tid->ac, tid->baw_size);
627 if (len >= size)
628 goto done;
629 }
630
631 for (q = 0; q < WME_NUM_AC; q++) {
632 struct ath_atx_ac *ac = &(an->ac[q]);
633 len += snprintf(buf + len, size - len,
634 " ac: %p %s %i %p\n",
635 ac, ac->sched ? "sched" : "idle",
636 list_empty(&ac->tid_q), ac->txq);
637 if (len >= size)
638 goto done;
639 }
640 }
641
642 done:
643 spin_unlock(&sc->nodes_lock);
644 if (len > size)
645 len = size;
646
647 retval = simple_read_from_buffer(user_buf, count, ppos, buf, len);
648 kfree(buf);
649
650 return retval;
651 }
652
653 static ssize_t read_file_misc(struct file *file, char __user *user_buf,
654 size_t count, loff_t *ppos)
655 {
656 struct ath_softc *sc = file->private_data;
657 struct ath_common *common = ath9k_hw_common(sc->sc_ah);
658 struct ieee80211_hw *hw = sc->hw;
659 struct ath9k_vif_iter_data iter_data;
660 char buf[512];
661 unsigned int len = 0;
662 ssize_t retval = 0;
663 unsigned int reg;
664 u32 rxfilter;
665
666 len += snprintf(buf + len, sizeof(buf) - len,
667 "BSSID: %pM\n", common->curbssid);
668 len += snprintf(buf + len, sizeof(buf) - len,
669 "BSSID-MASK: %pM\n", common->bssidmask);
670 len += snprintf(buf + len, sizeof(buf) - len,
671 "OPMODE: %s\n", ath_opmode_to_string(sc->sc_ah->opmode));
672
673 ath9k_ps_wakeup(sc);
674 rxfilter = ath9k_hw_getrxfilter(sc->sc_ah);
675 ath9k_ps_restore(sc);
676
677 len += snprintf(buf + len, sizeof(buf) - len,
678 "RXFILTER: 0x%x", rxfilter);
679
680 if (rxfilter & ATH9K_RX_FILTER_UCAST)
681 len += snprintf(buf + len, sizeof(buf) - len, " UCAST");
682 if (rxfilter & ATH9K_RX_FILTER_MCAST)
683 len += snprintf(buf + len, sizeof(buf) - len, " MCAST");
684 if (rxfilter & ATH9K_RX_FILTER_BCAST)
685 len += snprintf(buf + len, sizeof(buf) - len, " BCAST");
686 if (rxfilter & ATH9K_RX_FILTER_CONTROL)
687 len += snprintf(buf + len, sizeof(buf) - len, " CONTROL");
688 if (rxfilter & ATH9K_RX_FILTER_BEACON)
689 len += snprintf(buf + len, sizeof(buf) - len, " BEACON");
690 if (rxfilter & ATH9K_RX_FILTER_PROM)
691 len += snprintf(buf + len, sizeof(buf) - len, " PROM");
692 if (rxfilter & ATH9K_RX_FILTER_PROBEREQ)
693 len += snprintf(buf + len, sizeof(buf) - len, " PROBEREQ");
694 if (rxfilter & ATH9K_RX_FILTER_PHYERR)
695 len += snprintf(buf + len, sizeof(buf) - len, " PHYERR");
696 if (rxfilter & ATH9K_RX_FILTER_MYBEACON)
697 len += snprintf(buf + len, sizeof(buf) - len, " MYBEACON");
698 if (rxfilter & ATH9K_RX_FILTER_COMP_BAR)
699 len += snprintf(buf + len, sizeof(buf) - len, " COMP_BAR");
700 if (rxfilter & ATH9K_RX_FILTER_PSPOLL)
701 len += snprintf(buf + len, sizeof(buf) - len, " PSPOLL");
702 if (rxfilter & ATH9K_RX_FILTER_PHYRADAR)
703 len += snprintf(buf + len, sizeof(buf) - len, " PHYRADAR");
704 if (rxfilter & ATH9K_RX_FILTER_MCAST_BCAST_ALL)
705 len += snprintf(buf + len, sizeof(buf) - len, " MCAST_BCAST_ALL");
706 if (rxfilter & ATH9K_RX_FILTER_CONTROL_WRAPPER)
707 len += snprintf(buf + len, sizeof(buf) - len, " CONTROL_WRAPPER");
708
709 len += snprintf(buf + len, sizeof(buf) - len, "\n");
710
711 reg = sc->sc_ah->imask;
712
713 len += snprintf(buf + len, sizeof(buf) - len, "INTERRUPT-MASK: 0x%x", reg);
714
715 if (reg & ATH9K_INT_SWBA)
716 len += snprintf(buf + len, sizeof(buf) - len, " SWBA");
717 if (reg & ATH9K_INT_BMISS)
718 len += snprintf(buf + len, sizeof(buf) - len, " BMISS");
719 if (reg & ATH9K_INT_CST)
720 len += snprintf(buf + len, sizeof(buf) - len, " CST");
721 if (reg & ATH9K_INT_RX)
722 len += snprintf(buf + len, sizeof(buf) - len, " RX");
723 if (reg & ATH9K_INT_RXHP)
724 len += snprintf(buf + len, sizeof(buf) - len, " RXHP");
725 if (reg & ATH9K_INT_RXLP)
726 len += snprintf(buf + len, sizeof(buf) - len, " RXLP");
727 if (reg & ATH9K_INT_BB_WATCHDOG)
728 len += snprintf(buf + len, sizeof(buf) - len, " BB_WATCHDOG");
729
730 len += snprintf(buf + len, sizeof(buf) - len, "\n");
731
732 ath9k_calculate_iter_data(hw, NULL, &iter_data);
733
734 len += snprintf(buf + len, sizeof(buf) - len,
735 "VIF-COUNTS: AP: %i STA: %i MESH: %i WDS: %i"
736 " ADHOC: %i TOTAL: %hi BEACON-VIF: %hi\n",
737 iter_data.naps, iter_data.nstations, iter_data.nmeshes,
738 iter_data.nwds, iter_data.nadhocs,
739 sc->nvifs, sc->nbcnvifs);
740
741 if (len > sizeof(buf))
742 len = sizeof(buf);
743
744 retval = simple_read_from_buffer(user_buf, count, ppos, buf, len);
745 return retval;
746 }
747
748 static ssize_t read_file_reset(struct file *file, char __user *user_buf,
749 size_t count, loff_t *ppos)
750 {
751 struct ath_softc *sc = file->private_data;
752 char buf[512];
753 unsigned int len = 0;
754
755 len += snprintf(buf + len, sizeof(buf) - len,
756 "%17s: %2d\n", "Baseband Hang",
757 sc->debug.stats.reset[RESET_TYPE_BB_HANG]);
758 len += snprintf(buf + len, sizeof(buf) - len,
759 "%17s: %2d\n", "Baseband Watchdog",
760 sc->debug.stats.reset[RESET_TYPE_BB_WATCHDOG]);
761 len += snprintf(buf + len, sizeof(buf) - len,
762 "%17s: %2d\n", "Fatal HW Error",
763 sc->debug.stats.reset[RESET_TYPE_FATAL_INT]);
764 len += snprintf(buf + len, sizeof(buf) - len,
765 "%17s: %2d\n", "TX HW error",
766 sc->debug.stats.reset[RESET_TYPE_TX_ERROR]);
767 len += snprintf(buf + len, sizeof(buf) - len,
768 "%17s: %2d\n", "TX Path Hang",
769 sc->debug.stats.reset[RESET_TYPE_TX_HANG]);
770 len += snprintf(buf + len, sizeof(buf) - len,
771 "%17s: %2d\n", "PLL RX Hang",
772 sc->debug.stats.reset[RESET_TYPE_PLL_HANG]);
773
774 if (len > sizeof(buf))
775 len = sizeof(buf);
776
777 return simple_read_from_buffer(user_buf, count, ppos, buf, len);
778 }
779
780 void ath_debug_stat_tx(struct ath_softc *sc, struct ath_buf *bf,
781 struct ath_tx_status *ts, struct ath_txq *txq,
782 unsigned int flags)
783 {
784 #define TX_SAMP_DBG(c) (sc->debug.bb_mac_samp[sc->debug.sampidx].ts\
785 [sc->debug.tsidx].c)
786 int qnum = txq->axq_qnum;
787
788 TX_STAT_INC(qnum, tx_pkts_all);
789 sc->debug.stats.txstats[qnum].tx_bytes_all += bf->bf_mpdu->len;
790
791 if (bf_isampdu(bf)) {
792 if (flags & ATH_TX_ERROR)
793 TX_STAT_INC(qnum, a_xretries);
794 else
795 TX_STAT_INC(qnum, a_completed);
796 } else {
797 if (ts->ts_status & ATH9K_TXERR_XRETRY)
798 TX_STAT_INC(qnum, xretries);
799 else
800 TX_STAT_INC(qnum, completed);
801 }
802
803 if (ts->ts_status & ATH9K_TXERR_FIFO)
804 TX_STAT_INC(qnum, fifo_underrun);
805 if (ts->ts_status & ATH9K_TXERR_XTXOP)
806 TX_STAT_INC(qnum, xtxop);
807 if (ts->ts_status & ATH9K_TXERR_TIMER_EXPIRED)
808 TX_STAT_INC(qnum, timer_exp);
809 if (ts->ts_flags & ATH9K_TX_DESC_CFG_ERR)
810 TX_STAT_INC(qnum, desc_cfg_err);
811 if (ts->ts_flags & ATH9K_TX_DATA_UNDERRUN)
812 TX_STAT_INC(qnum, data_underrun);
813 if (ts->ts_flags & ATH9K_TX_DELIM_UNDERRUN)
814 TX_STAT_INC(qnum, delim_underrun);
815
816 #ifdef CONFIG_ATH9K_MAC_DEBUG
817 spin_lock(&sc->debug.samp_lock);
818 TX_SAMP_DBG(jiffies) = jiffies;
819 TX_SAMP_DBG(rssi_ctl0) = ts->ts_rssi_ctl0;
820 TX_SAMP_DBG(rssi_ctl1) = ts->ts_rssi_ctl1;
821 TX_SAMP_DBG(rssi_ctl2) = ts->ts_rssi_ctl2;
822 TX_SAMP_DBG(rssi_ext0) = ts->ts_rssi_ext0;
823 TX_SAMP_DBG(rssi_ext1) = ts->ts_rssi_ext1;
824 TX_SAMP_DBG(rssi_ext2) = ts->ts_rssi_ext2;
825 TX_SAMP_DBG(rateindex) = ts->ts_rateindex;
826 TX_SAMP_DBG(isok) = !!(ts->ts_status & ATH9K_TXERR_MASK);
827 TX_SAMP_DBG(rts_fail_cnt) = ts->ts_shortretry;
828 TX_SAMP_DBG(data_fail_cnt) = ts->ts_longretry;
829 TX_SAMP_DBG(rssi) = ts->ts_rssi;
830 TX_SAMP_DBG(tid) = ts->tid;
831 TX_SAMP_DBG(qid) = ts->qid;
832
833 if (ts->ts_flags & ATH9K_TX_BA) {
834 TX_SAMP_DBG(ba_low) = ts->ba_low;
835 TX_SAMP_DBG(ba_high) = ts->ba_high;
836 } else {
837 TX_SAMP_DBG(ba_low) = 0;
838 TX_SAMP_DBG(ba_high) = 0;
839 }
840
841 sc->debug.tsidx = (sc->debug.tsidx + 1) % ATH_DBG_MAX_SAMPLES;
842 spin_unlock(&sc->debug.samp_lock);
843 #endif
844
845 #undef TX_SAMP_DBG
846 }
847
848 static const struct file_operations fops_xmit = {
849 .read = read_file_xmit,
850 .open = simple_open,
851 .owner = THIS_MODULE,
852 .llseek = default_llseek,
853 };
854
855 static const struct file_operations fops_stations = {
856 .read = read_file_stations,
857 .open = simple_open,
858 .owner = THIS_MODULE,
859 .llseek = default_llseek,
860 };
861
862 static const struct file_operations fops_misc = {
863 .read = read_file_misc,
864 .open = simple_open,
865 .owner = THIS_MODULE,
866 .llseek = default_llseek,
867 };
868
869 static const struct file_operations fops_reset = {
870 .read = read_file_reset,
871 .open = simple_open,
872 .owner = THIS_MODULE,
873 .llseek = default_llseek,
874 };
875
876 static ssize_t read_file_recv(struct file *file, char __user *user_buf,
877 size_t count, loff_t *ppos)
878 {
879 #define PHY_ERR(s, p) \
880 len += snprintf(buf + len, size - len, "%22s : %10u\n", s, \
881 sc->debug.stats.rxstats.phy_err_stats[p]);
882
883 struct ath_softc *sc = file->private_data;
884 char *buf;
885 unsigned int len = 0, size = 1600;
886 ssize_t retval = 0;
887
888 buf = kzalloc(size, GFP_KERNEL);
889 if (buf == NULL)
890 return -ENOMEM;
891
892 len += snprintf(buf + len, size - len,
893 "%22s : %10u\n", "CRC ERR",
894 sc->debug.stats.rxstats.crc_err);
895 len += snprintf(buf + len, size - len,
896 "%22s : %10u\n", "DECRYPT CRC ERR",
897 sc->debug.stats.rxstats.decrypt_crc_err);
898 len += snprintf(buf + len, size - len,
899 "%22s : %10u\n", "PHY ERR",
900 sc->debug.stats.rxstats.phy_err);
901 len += snprintf(buf + len, size - len,
902 "%22s : %10u\n", "MIC ERR",
903 sc->debug.stats.rxstats.mic_err);
904 len += snprintf(buf + len, size - len,
905 "%22s : %10u\n", "PRE-DELIM CRC ERR",
906 sc->debug.stats.rxstats.pre_delim_crc_err);
907 len += snprintf(buf + len, size - len,
908 "%22s : %10u\n", "POST-DELIM CRC ERR",
909 sc->debug.stats.rxstats.post_delim_crc_err);
910 len += snprintf(buf + len, size - len,
911 "%22s : %10u\n", "DECRYPT BUSY ERR",
912 sc->debug.stats.rxstats.decrypt_busy_err);
913
914 PHY_ERR("UNDERRUN ERR", ATH9K_PHYERR_UNDERRUN);
915 PHY_ERR("TIMING ERR", ATH9K_PHYERR_TIMING);
916 PHY_ERR("PARITY ERR", ATH9K_PHYERR_PARITY);
917 PHY_ERR("RATE ERR", ATH9K_PHYERR_RATE);
918 PHY_ERR("LENGTH ERR", ATH9K_PHYERR_LENGTH);
919 PHY_ERR("RADAR ERR", ATH9K_PHYERR_RADAR);
920 PHY_ERR("SERVICE ERR", ATH9K_PHYERR_SERVICE);
921 PHY_ERR("TOR ERR", ATH9K_PHYERR_TOR);
922 PHY_ERR("OFDM-TIMING ERR", ATH9K_PHYERR_OFDM_TIMING);
923 PHY_ERR("OFDM-SIGNAL-PARITY ERR", ATH9K_PHYERR_OFDM_SIGNAL_PARITY);
924 PHY_ERR("OFDM-RATE ERR", ATH9K_PHYERR_OFDM_RATE_ILLEGAL);
925 PHY_ERR("OFDM-LENGTH ERR", ATH9K_PHYERR_OFDM_LENGTH_ILLEGAL);
926 PHY_ERR("OFDM-POWER-DROP ERR", ATH9K_PHYERR_OFDM_POWER_DROP);
927 PHY_ERR("OFDM-SERVICE ERR", ATH9K_PHYERR_OFDM_SERVICE);
928 PHY_ERR("OFDM-RESTART ERR", ATH9K_PHYERR_OFDM_RESTART);
929 PHY_ERR("FALSE-RADAR-EXT ERR", ATH9K_PHYERR_FALSE_RADAR_EXT);
930 PHY_ERR("CCK-TIMING ERR", ATH9K_PHYERR_CCK_TIMING);
931 PHY_ERR("CCK-HEADER-CRC ERR", ATH9K_PHYERR_CCK_HEADER_CRC);
932 PHY_ERR("CCK-RATE ERR", ATH9K_PHYERR_CCK_RATE_ILLEGAL);
933 PHY_ERR("CCK-SERVICE ERR", ATH9K_PHYERR_CCK_SERVICE);
934 PHY_ERR("CCK-RESTART ERR", ATH9K_PHYERR_CCK_RESTART);
935 PHY_ERR("CCK-LENGTH ERR", ATH9K_PHYERR_CCK_LENGTH_ILLEGAL);
936 PHY_ERR("CCK-POWER-DROP ERR", ATH9K_PHYERR_CCK_POWER_DROP);
937 PHY_ERR("HT-CRC ERR", ATH9K_PHYERR_HT_CRC_ERROR);
938 PHY_ERR("HT-LENGTH ERR", ATH9K_PHYERR_HT_LENGTH_ILLEGAL);
939 PHY_ERR("HT-RATE ERR", ATH9K_PHYERR_HT_RATE_ILLEGAL);
940
941 len += snprintf(buf + len, size - len,
942 "%22s : %10u\n", "RX-Pkts-All",
943 sc->debug.stats.rxstats.rx_pkts_all);
944 len += snprintf(buf + len, size - len,
945 "%22s : %10u\n", "RX-Bytes-All",
946 sc->debug.stats.rxstats.rx_bytes_all);
947
948 if (len > size)
949 len = size;
950
951 retval = simple_read_from_buffer(user_buf, count, ppos, buf, len);
952 kfree(buf);
953
954 return retval;
955
956 #undef PHY_ERR
957 }
958
959 void ath_debug_stat_rx(struct ath_softc *sc, struct ath_rx_status *rs)
960 {
961 #define RX_STAT_INC(c) sc->debug.stats.rxstats.c++
962 #define RX_PHY_ERR_INC(c) sc->debug.stats.rxstats.phy_err_stats[c]++
963 #define RX_SAMP_DBG(c) (sc->debug.bb_mac_samp[sc->debug.sampidx].rs\
964 [sc->debug.rsidx].c)
965
966 RX_STAT_INC(rx_pkts_all);
967 sc->debug.stats.rxstats.rx_bytes_all += rs->rs_datalen;
968
969 if (rs->rs_status & ATH9K_RXERR_CRC)
970 RX_STAT_INC(crc_err);
971 if (rs->rs_status & ATH9K_RXERR_DECRYPT)
972 RX_STAT_INC(decrypt_crc_err);
973 if (rs->rs_status & ATH9K_RXERR_MIC)
974 RX_STAT_INC(mic_err);
975 if (rs->rs_status & ATH9K_RX_DELIM_CRC_PRE)
976 RX_STAT_INC(pre_delim_crc_err);
977 if (rs->rs_status & ATH9K_RX_DELIM_CRC_POST)
978 RX_STAT_INC(post_delim_crc_err);
979 if (rs->rs_status & ATH9K_RX_DECRYPT_BUSY)
980 RX_STAT_INC(decrypt_busy_err);
981
982 if (rs->rs_status & ATH9K_RXERR_PHY) {
983 RX_STAT_INC(phy_err);
984 if (rs->rs_phyerr < ATH9K_PHYERR_MAX)
985 RX_PHY_ERR_INC(rs->rs_phyerr);
986 }
987
988 #ifdef CONFIG_ATH9K_MAC_DEBUG
989 spin_lock(&sc->debug.samp_lock);
990 RX_SAMP_DBG(jiffies) = jiffies;
991 RX_SAMP_DBG(rssi_ctl0) = rs->rs_rssi_ctl0;
992 RX_SAMP_DBG(rssi_ctl1) = rs->rs_rssi_ctl1;
993 RX_SAMP_DBG(rssi_ctl2) = rs->rs_rssi_ctl2;
994 RX_SAMP_DBG(rssi_ext0) = rs->rs_rssi_ext0;
995 RX_SAMP_DBG(rssi_ext1) = rs->rs_rssi_ext1;
996 RX_SAMP_DBG(rssi_ext2) = rs->rs_rssi_ext2;
997 RX_SAMP_DBG(antenna) = rs->rs_antenna;
998 RX_SAMP_DBG(rssi) = rs->rs_rssi;
999 RX_SAMP_DBG(rate) = rs->rs_rate;
1000 RX_SAMP_DBG(is_mybeacon) = rs->is_mybeacon;
1001
1002 sc->debug.rsidx = (sc->debug.rsidx + 1) % ATH_DBG_MAX_SAMPLES;
1003 spin_unlock(&sc->debug.samp_lock);
1004
1005 #endif
1006
1007 #undef RX_STAT_INC
1008 #undef RX_PHY_ERR_INC
1009 #undef RX_SAMP_DBG
1010 }
1011
1012 static const struct file_operations fops_recv = {
1013 .read = read_file_recv,
1014 .open = simple_open,
1015 .owner = THIS_MODULE,
1016 .llseek = default_llseek,
1017 };
1018
1019 static ssize_t read_file_regidx(struct file *file, char __user *user_buf,
1020 size_t count, loff_t *ppos)
1021 {
1022 struct ath_softc *sc = file->private_data;
1023 char buf[32];
1024 unsigned int len;
1025
1026 len = sprintf(buf, "0x%08x\n", sc->debug.regidx);
1027 return simple_read_from_buffer(user_buf, count, ppos, buf, len);
1028 }
1029
1030 static ssize_t write_file_regidx(struct file *file, const char __user *user_buf,
1031 size_t count, loff_t *ppos)
1032 {
1033 struct ath_softc *sc = file->private_data;
1034 unsigned long regidx;
1035 char buf[32];
1036 ssize_t len;
1037
1038 len = min(count, sizeof(buf) - 1);
1039 if (copy_from_user(buf, user_buf, len))
1040 return -EFAULT;
1041
1042 buf[len] = '\0';
1043 if (strict_strtoul(buf, 0, &regidx))
1044 return -EINVAL;
1045
1046 sc->debug.regidx = regidx;
1047 return count;
1048 }
1049
1050 static const struct file_operations fops_regidx = {
1051 .read = read_file_regidx,
1052 .write = write_file_regidx,
1053 .open = simple_open,
1054 .owner = THIS_MODULE,
1055 .llseek = default_llseek,
1056 };
1057
1058 static ssize_t read_file_regval(struct file *file, char __user *user_buf,
1059 size_t count, loff_t *ppos)
1060 {
1061 struct ath_softc *sc = file->private_data;
1062 struct ath_hw *ah = sc->sc_ah;
1063 char buf[32];
1064 unsigned int len;
1065 u32 regval;
1066
1067 ath9k_ps_wakeup(sc);
1068 regval = REG_READ_D(ah, sc->debug.regidx);
1069 ath9k_ps_restore(sc);
1070 len = sprintf(buf, "0x%08x\n", regval);
1071 return simple_read_from_buffer(user_buf, count, ppos, buf, len);
1072 }
1073
1074 static ssize_t write_file_regval(struct file *file, const char __user *user_buf,
1075 size_t count, loff_t *ppos)
1076 {
1077 struct ath_softc *sc = file->private_data;
1078 struct ath_hw *ah = sc->sc_ah;
1079 unsigned long regval;
1080 char buf[32];
1081 ssize_t len;
1082
1083 len = min(count, sizeof(buf) - 1);
1084 if (copy_from_user(buf, user_buf, len))
1085 return -EFAULT;
1086
1087 buf[len] = '\0';
1088 if (strict_strtoul(buf, 0, &regval))
1089 return -EINVAL;
1090
1091 ath9k_ps_wakeup(sc);
1092 REG_WRITE_D(ah, sc->debug.regidx, regval);
1093 ath9k_ps_restore(sc);
1094 return count;
1095 }
1096
1097 static const struct file_operations fops_regval = {
1098 .read = read_file_regval,
1099 .write = write_file_regval,
1100 .open = simple_open,
1101 .owner = THIS_MODULE,
1102 .llseek = default_llseek,
1103 };
1104
1105 #define REGDUMP_LINE_SIZE 20
1106
1107 static int open_file_regdump(struct inode *inode, struct file *file)
1108 {
1109 struct ath_softc *sc = inode->i_private;
1110 unsigned int len = 0;
1111 u8 *buf;
1112 int i;
1113 unsigned long num_regs, regdump_len, max_reg_offset;
1114
1115 max_reg_offset = AR_SREV_9300_20_OR_LATER(sc->sc_ah) ? 0x16bd4 : 0xb500;
1116 num_regs = max_reg_offset / 4 + 1;
1117 regdump_len = num_regs * REGDUMP_LINE_SIZE + 1;
1118 buf = vmalloc(regdump_len);
1119 if (!buf)
1120 return -ENOMEM;
1121
1122 ath9k_ps_wakeup(sc);
1123 for (i = 0; i < num_regs; i++)
1124 len += scnprintf(buf + len, regdump_len - len,
1125 "0x%06x 0x%08x\n", i << 2, REG_READ(sc->sc_ah, i << 2));
1126 ath9k_ps_restore(sc);
1127
1128 file->private_data = buf;
1129
1130 return 0;
1131 }
1132
1133 static const struct file_operations fops_regdump = {
1134 .open = open_file_regdump,
1135 .read = ath9k_debugfs_read_buf,
1136 .release = ath9k_debugfs_release_buf,
1137 .owner = THIS_MODULE,
1138 .llseek = default_llseek,/* read accesses f_pos */
1139 };
1140
1141 static ssize_t read_file_dump_nfcal(struct file *file, char __user *user_buf,
1142 size_t count, loff_t *ppos)
1143 {
1144 struct ath_softc *sc = file->private_data;
1145 struct ath_hw *ah = sc->sc_ah;
1146 struct ath9k_nfcal_hist *h = sc->caldata.nfCalHist;
1147 struct ath_common *common = ath9k_hw_common(ah);
1148 struct ieee80211_conf *conf = &common->hw->conf;
1149 u32 len = 0, size = 1500;
1150 u32 i, j;
1151 ssize_t retval = 0;
1152 char *buf;
1153 u8 chainmask = (ah->rxchainmask << 3) | ah->rxchainmask;
1154 u8 nread;
1155
1156 buf = kzalloc(size, GFP_KERNEL);
1157 if (!buf)
1158 return -ENOMEM;
1159
1160 len += snprintf(buf + len, size - len,
1161 "Channel Noise Floor : %d\n", ah->noise);
1162 len += snprintf(buf + len, size - len,
1163 "Chain | privNF | # Readings | NF Readings\n");
1164 for (i = 0; i < NUM_NF_READINGS; i++) {
1165 if (!(chainmask & (1 << i)) ||
1166 ((i >= AR5416_MAX_CHAINS) && !conf_is_ht40(conf)))
1167 continue;
1168
1169 nread = AR_PHY_CCA_FILTERWINDOW_LENGTH - h[i].invalidNFcount;
1170 len += snprintf(buf + len, size - len, " %d\t %d\t %d\t\t",
1171 i, h[i].privNF, nread);
1172 for (j = 0; j < nread; j++)
1173 len += snprintf(buf + len, size - len,
1174 " %d", h[i].nfCalBuffer[j]);
1175 len += snprintf(buf + len, size - len, "\n");
1176 }
1177
1178 if (len > size)
1179 len = size;
1180
1181 retval = simple_read_from_buffer(user_buf, count, ppos, buf, len);
1182 kfree(buf);
1183
1184 return retval;
1185 }
1186
1187 static const struct file_operations fops_dump_nfcal = {
1188 .read = read_file_dump_nfcal,
1189 .open = simple_open,
1190 .owner = THIS_MODULE,
1191 .llseek = default_llseek,
1192 };
1193
1194 static ssize_t read_file_base_eeprom(struct file *file, char __user *user_buf,
1195 size_t count, loff_t *ppos)
1196 {
1197 struct ath_softc *sc = file->private_data;
1198 struct ath_hw *ah = sc->sc_ah;
1199 u32 len = 0, size = 1500;
1200 ssize_t retval = 0;
1201 char *buf;
1202
1203 buf = kzalloc(size, GFP_KERNEL);
1204 if (!buf)
1205 return -ENOMEM;
1206
1207 len = ah->eep_ops->dump_eeprom(ah, true, buf, len, size);
1208
1209 retval = simple_read_from_buffer(user_buf, count, ppos, buf, len);
1210 kfree(buf);
1211
1212 return retval;
1213 }
1214
1215 static const struct file_operations fops_base_eeprom = {
1216 .read = read_file_base_eeprom,
1217 .open = simple_open,
1218 .owner = THIS_MODULE,
1219 .llseek = default_llseek,
1220 };
1221
1222 static ssize_t read_file_modal_eeprom(struct file *file, char __user *user_buf,
1223 size_t count, loff_t *ppos)
1224 {
1225 struct ath_softc *sc = file->private_data;
1226 struct ath_hw *ah = sc->sc_ah;
1227 u32 len = 0, size = 6000;
1228 char *buf;
1229 size_t retval;
1230
1231 buf = kzalloc(size, GFP_KERNEL);
1232 if (buf == NULL)
1233 return -ENOMEM;
1234
1235 len = ah->eep_ops->dump_eeprom(ah, false, buf, len, size);
1236
1237 retval = simple_read_from_buffer(user_buf, count, ppos, buf, len);
1238 kfree(buf);
1239
1240 return retval;
1241 }
1242
1243 static const struct file_operations fops_modal_eeprom = {
1244 .read = read_file_modal_eeprom,
1245 .open = simple_open,
1246 .owner = THIS_MODULE,
1247 .llseek = default_llseek,
1248 };
1249
1250 #ifdef CONFIG_ATH9K_MAC_DEBUG
1251
1252 void ath9k_debug_samp_bb_mac(struct ath_softc *sc)
1253 {
1254 #define ATH_SAMP_DBG(c) (sc->debug.bb_mac_samp[sc->debug.sampidx].c)
1255 struct ath_hw *ah = sc->sc_ah;
1256 struct ath_common *common = ath9k_hw_common(ah);
1257 unsigned long flags;
1258 int i;
1259
1260 ath9k_ps_wakeup(sc);
1261
1262 spin_lock_bh(&sc->debug.samp_lock);
1263
1264 spin_lock_irqsave(&common->cc_lock, flags);
1265 ath_hw_cycle_counters_update(common);
1266
1267 ATH_SAMP_DBG(cc.cycles) = common->cc_ani.cycles;
1268 ATH_SAMP_DBG(cc.rx_busy) = common->cc_ani.rx_busy;
1269 ATH_SAMP_DBG(cc.rx_frame) = common->cc_ani.rx_frame;
1270 ATH_SAMP_DBG(cc.tx_frame) = common->cc_ani.tx_frame;
1271 spin_unlock_irqrestore(&common->cc_lock, flags);
1272
1273 ATH_SAMP_DBG(noise) = ah->noise;
1274
1275 REG_WRITE_D(ah, AR_MACMISC,
1276 ((AR_MACMISC_DMA_OBS_LINE_8 << AR_MACMISC_DMA_OBS_S) |
1277 (AR_MACMISC_MISC_OBS_BUS_1 <<
1278 AR_MACMISC_MISC_OBS_BUS_MSB_S)));
1279
1280 for (i = 0; i < ATH9K_NUM_DMA_DEBUG_REGS; i++)
1281 ATH_SAMP_DBG(dma_dbg_reg_vals[i]) = REG_READ_D(ah,
1282 AR_DMADBG_0 + (i * sizeof(u32)));
1283
1284 ATH_SAMP_DBG(pcu_obs) = REG_READ_D(ah, AR_OBS_BUS_1);
1285 ATH_SAMP_DBG(pcu_cr) = REG_READ_D(ah, AR_CR);
1286
1287 memcpy(ATH_SAMP_DBG(nfCalHist), sc->caldata.nfCalHist,
1288 sizeof(ATH_SAMP_DBG(nfCalHist)));
1289
1290 sc->debug.sampidx = (sc->debug.sampidx + 1) % ATH_DBG_MAX_SAMPLES;
1291 spin_unlock_bh(&sc->debug.samp_lock);
1292 ath9k_ps_restore(sc);
1293
1294 #undef ATH_SAMP_DBG
1295 }
1296
1297 static int open_file_bb_mac_samps(struct inode *inode, struct file *file)
1298 {
1299 #define ATH_SAMP_DBG(c) bb_mac_samp[sampidx].c
1300 struct ath_softc *sc = inode->i_private;
1301 struct ath_hw *ah = sc->sc_ah;
1302 struct ath_common *common = ath9k_hw_common(ah);
1303 struct ieee80211_conf *conf = &common->hw->conf;
1304 struct ath_dbg_bb_mac_samp *bb_mac_samp;
1305 struct ath9k_nfcal_hist *h;
1306 int i, j, qcuOffset = 0, dcuOffset = 0;
1307 u32 *qcuBase, *dcuBase, size = 30000, len = 0;
1308 u32 sampidx = 0;
1309 u8 *buf;
1310 u8 chainmask = (ah->rxchainmask << 3) | ah->rxchainmask;
1311 u8 nread;
1312
1313 if (sc->sc_flags & SC_OP_INVALID)
1314 return -EAGAIN;
1315
1316 buf = vmalloc(size);
1317 if (!buf)
1318 return -ENOMEM;
1319 bb_mac_samp = vmalloc(sizeof(*bb_mac_samp) * ATH_DBG_MAX_SAMPLES);
1320 if (!bb_mac_samp) {
1321 vfree(buf);
1322 return -ENOMEM;
1323 }
1324 /* Account the current state too */
1325 ath9k_debug_samp_bb_mac(sc);
1326
1327 spin_lock_bh(&sc->debug.samp_lock);
1328 memcpy(bb_mac_samp, sc->debug.bb_mac_samp,
1329 sizeof(*bb_mac_samp) * ATH_DBG_MAX_SAMPLES);
1330 len += snprintf(buf + len, size - len,
1331 "Current Sample Index: %d\n", sc->debug.sampidx);
1332 spin_unlock_bh(&sc->debug.samp_lock);
1333
1334 len += snprintf(buf + len, size - len,
1335 "Raw DMA Debug Dump:\n");
1336 len += snprintf(buf + len, size - len, "Sample |\t");
1337 for (i = 0; i < ATH9K_NUM_DMA_DEBUG_REGS; i++)
1338 len += snprintf(buf + len, size - len, " DMA Reg%d |\t", i);
1339 len += snprintf(buf + len, size - len, "\n");
1340
1341 for (sampidx = 0; sampidx < ATH_DBG_MAX_SAMPLES; sampidx++) {
1342 len += snprintf(buf + len, size - len, "%d\t", sampidx);
1343
1344 for (i = 0; i < ATH9K_NUM_DMA_DEBUG_REGS; i++)
1345 len += snprintf(buf + len, size - len, " %08x\t",
1346 ATH_SAMP_DBG(dma_dbg_reg_vals[i]));
1347 len += snprintf(buf + len, size - len, "\n");
1348 }
1349 len += snprintf(buf + len, size - len, "\n");
1350
1351 len += snprintf(buf + len, size - len,
1352 "Sample Num QCU: chain_st fsp_ok fsp_st DCU: chain_st\n");
1353 for (sampidx = 0; sampidx < ATH_DBG_MAX_SAMPLES; sampidx++) {
1354 qcuBase = &ATH_SAMP_DBG(dma_dbg_reg_vals[0]);
1355 dcuBase = &ATH_SAMP_DBG(dma_dbg_reg_vals[4]);
1356
1357 for (i = 0; i < ATH9K_NUM_QUEUES; i++,
1358 qcuOffset += 4, dcuOffset += 5) {
1359 if (i == 8) {
1360 qcuOffset = 0;
1361 qcuBase++;
1362 }
1363
1364 if (i == 6) {
1365 dcuOffset = 0;
1366 dcuBase++;
1367 }
1368 if (!sc->debug.stats.txstats[i].queued)
1369 continue;
1370
1371 len += snprintf(buf + len, size - len,
1372 "%4d %7d %2x %1x %2x %2x\n",
1373 sampidx, i,
1374 (*qcuBase & (0x7 << qcuOffset)) >> qcuOffset,
1375 (*qcuBase & (0x8 << qcuOffset)) >>
1376 (qcuOffset + 3),
1377 ATH_SAMP_DBG(dma_dbg_reg_vals[2]) &
1378 (0x7 << (i * 3)) >> (i * 3),
1379 (*dcuBase & (0x1f << dcuOffset)) >> dcuOffset);
1380 }
1381 len += snprintf(buf + len, size - len, "\n");
1382 }
1383 len += snprintf(buf + len, size - len,
1384 "samp qcu_sh qcu_fh qcu_comp dcu_comp dcu_arb dcu_fp "
1385 "ch_idle_dur ch_idle_dur_val txfifo_val0 txfifo_val1 "
1386 "txfifo_dcu0 txfifo_dcu1 pcu_obs AR_CR\n");
1387
1388 for (sampidx = 0; sampidx < ATH_DBG_MAX_SAMPLES; sampidx++) {
1389 qcuBase = &ATH_SAMP_DBG(dma_dbg_reg_vals[0]);
1390 dcuBase = &ATH_SAMP_DBG(dma_dbg_reg_vals[4]);
1391
1392 len += snprintf(buf + len, size - len, "%4d %5x %5x ", sampidx,
1393 (ATH_SAMP_DBG(dma_dbg_reg_vals[3]) & 0x003c0000) >> 18,
1394 (ATH_SAMP_DBG(dma_dbg_reg_vals[3]) & 0x03c00000) >> 22);
1395 len += snprintf(buf + len, size - len, "%7x %8x ",
1396 (ATH_SAMP_DBG(dma_dbg_reg_vals[3]) & 0x1c000000) >> 26,
1397 (ATH_SAMP_DBG(dma_dbg_reg_vals[6]) & 0x3));
1398 len += snprintf(buf + len, size - len, "%7x %7x ",
1399 (ATH_SAMP_DBG(dma_dbg_reg_vals[5]) & 0x06000000) >> 25,
1400 (ATH_SAMP_DBG(dma_dbg_reg_vals[5]) & 0x38000000) >> 27);
1401 len += snprintf(buf + len, size - len, "%7d %12d ",
1402 (ATH_SAMP_DBG(dma_dbg_reg_vals[6]) & 0x000003fc) >> 2,
1403 (ATH_SAMP_DBG(dma_dbg_reg_vals[6]) & 0x00000400) >> 10);
1404 len += snprintf(buf + len, size - len, "%12d %12d ",
1405 (ATH_SAMP_DBG(dma_dbg_reg_vals[6]) & 0x00000800) >> 11,
1406 (ATH_SAMP_DBG(dma_dbg_reg_vals[6]) & 0x00001000) >> 12);
1407 len += snprintf(buf + len, size - len, "%12d %12d ",
1408 (ATH_SAMP_DBG(dma_dbg_reg_vals[6]) & 0x0001e000) >> 13,
1409 (ATH_SAMP_DBG(dma_dbg_reg_vals[6]) & 0x001e0000) >> 17);
1410 len += snprintf(buf + len, size - len, "0x%07x 0x%07x\n",
1411 ATH_SAMP_DBG(pcu_obs), ATH_SAMP_DBG(pcu_cr));
1412 }
1413
1414 len += snprintf(buf + len, size - len,
1415 "Sample ChNoise Chain privNF #Reading Readings\n");
1416 for (sampidx = 0; sampidx < ATH_DBG_MAX_SAMPLES; sampidx++) {
1417 h = ATH_SAMP_DBG(nfCalHist);
1418 if (!ATH_SAMP_DBG(noise))
1419 continue;
1420
1421 for (i = 0; i < NUM_NF_READINGS; i++) {
1422 if (!(chainmask & (1 << i)) ||
1423 ((i >= AR5416_MAX_CHAINS) && !conf_is_ht40(conf)))
1424 continue;
1425
1426 nread = AR_PHY_CCA_FILTERWINDOW_LENGTH -
1427 h[i].invalidNFcount;
1428 len += snprintf(buf + len, size - len,
1429 "%4d %5d %4d\t %d\t %d\t",
1430 sampidx, ATH_SAMP_DBG(noise),
1431 i, h[i].privNF, nread);
1432 for (j = 0; j < nread; j++)
1433 len += snprintf(buf + len, size - len,
1434 " %d", h[i].nfCalBuffer[j]);
1435 len += snprintf(buf + len, size - len, "\n");
1436 }
1437 }
1438 len += snprintf(buf + len, size - len, "\nCycle counters:\n"
1439 "Sample Total Rxbusy Rxframes Txframes\n");
1440 for (sampidx = 0; sampidx < ATH_DBG_MAX_SAMPLES; sampidx++) {
1441 if (!ATH_SAMP_DBG(cc.cycles))
1442 continue;
1443 len += snprintf(buf + len, size - len,
1444 "%4d %08x %08x %08x %08x\n",
1445 sampidx, ATH_SAMP_DBG(cc.cycles),
1446 ATH_SAMP_DBG(cc.rx_busy),
1447 ATH_SAMP_DBG(cc.rx_frame),
1448 ATH_SAMP_DBG(cc.tx_frame));
1449 }
1450
1451 len += snprintf(buf + len, size - len, "Tx status Dump :\n");
1452 len += snprintf(buf + len, size - len,
1453 "Sample rssi:- ctl0 ctl1 ctl2 ext0 ext1 ext2 comb "
1454 "isok rts_fail data_fail rate tid qid "
1455 "ba_low ba_high tx_before(ms)\n");
1456 for (sampidx = 0; sampidx < ATH_DBG_MAX_SAMPLES; sampidx++) {
1457 for (i = 0; i < ATH_DBG_MAX_SAMPLES; i++) {
1458 if (!ATH_SAMP_DBG(ts[i].jiffies))
1459 continue;
1460 len += snprintf(buf + len, size - len, "%-14d"
1461 "%-4d %-4d %-4d %-4d %-4d %-4d %-4d %-4d %-8d "
1462 "%-9d %-4d %-3d %-3d %08x %08x %-11d\n",
1463 sampidx,
1464 ATH_SAMP_DBG(ts[i].rssi_ctl0),
1465 ATH_SAMP_DBG(ts[i].rssi_ctl1),
1466 ATH_SAMP_DBG(ts[i].rssi_ctl2),
1467 ATH_SAMP_DBG(ts[i].rssi_ext0),
1468 ATH_SAMP_DBG(ts[i].rssi_ext1),
1469 ATH_SAMP_DBG(ts[i].rssi_ext2),
1470 ATH_SAMP_DBG(ts[i].rssi),
1471 ATH_SAMP_DBG(ts[i].isok),
1472 ATH_SAMP_DBG(ts[i].rts_fail_cnt),
1473 ATH_SAMP_DBG(ts[i].data_fail_cnt),
1474 ATH_SAMP_DBG(ts[i].rateindex),
1475 ATH_SAMP_DBG(ts[i].tid),
1476 ATH_SAMP_DBG(ts[i].qid),
1477 ATH_SAMP_DBG(ts[i].ba_low),
1478 ATH_SAMP_DBG(ts[i].ba_high),
1479 jiffies_to_msecs(jiffies -
1480 ATH_SAMP_DBG(ts[i].jiffies)));
1481 }
1482 }
1483
1484 len += snprintf(buf + len, size - len, "Rx status Dump :\n");
1485 len += snprintf(buf + len, size - len, "Sample rssi:- ctl0 ctl1 ctl2 "
1486 "ext0 ext1 ext2 comb beacon ant rate rx_before(ms)\n");
1487 for (sampidx = 0; sampidx < ATH_DBG_MAX_SAMPLES; sampidx++) {
1488 for (i = 0; i < ATH_DBG_MAX_SAMPLES; i++) {
1489 if (!ATH_SAMP_DBG(rs[i].jiffies))
1490 continue;
1491 len += snprintf(buf + len, size - len, "%-14d"
1492 "%-4d %-4d %-4d %-4d %-4d %-4d %-4d %-9s %-2d %02x %-13d\n",
1493 sampidx,
1494 ATH_SAMP_DBG(rs[i].rssi_ctl0),
1495 ATH_SAMP_DBG(rs[i].rssi_ctl1),
1496 ATH_SAMP_DBG(rs[i].rssi_ctl2),
1497 ATH_SAMP_DBG(rs[i].rssi_ext0),
1498 ATH_SAMP_DBG(rs[i].rssi_ext1),
1499 ATH_SAMP_DBG(rs[i].rssi_ext2),
1500 ATH_SAMP_DBG(rs[i].rssi),
1501 ATH_SAMP_DBG(rs[i].is_mybeacon) ?
1502 "True" : "False",
1503 ATH_SAMP_DBG(rs[i].antenna),
1504 ATH_SAMP_DBG(rs[i].rate),
1505 jiffies_to_msecs(jiffies -
1506 ATH_SAMP_DBG(rs[i].jiffies)));
1507 }
1508 }
1509
1510 vfree(bb_mac_samp);
1511 file->private_data = buf;
1512
1513 return 0;
1514 #undef ATH_SAMP_DBG
1515 }
1516
1517 static const struct file_operations fops_samps = {
1518 .open = open_file_bb_mac_samps,
1519 .read = ath9k_debugfs_read_buf,
1520 .release = ath9k_debugfs_release_buf,
1521 .owner = THIS_MODULE,
1522 .llseek = default_llseek,
1523 };
1524
1525 #endif
1526
1527 int ath9k_init_debug(struct ath_hw *ah)
1528 {
1529 struct ath_common *common = ath9k_hw_common(ah);
1530 struct ath_softc *sc = (struct ath_softc *) common->priv;
1531
1532 sc->debug.debugfs_phy = debugfs_create_dir("ath9k",
1533 sc->hw->wiphy->debugfsdir);
1534 if (!sc->debug.debugfs_phy)
1535 return -ENOMEM;
1536
1537 #ifdef CONFIG_ATH_DEBUG
1538 debugfs_create_file("debug", S_IRUSR | S_IWUSR, sc->debug.debugfs_phy,
1539 sc, &fops_debug);
1540 #endif
1541
1542 ath9k_dfs_init_debug(sc);
1543
1544 debugfs_create_file("dma", S_IRUSR, sc->debug.debugfs_phy, sc,
1545 &fops_dma);
1546 debugfs_create_file("interrupt", S_IRUSR, sc->debug.debugfs_phy, sc,
1547 &fops_interrupt);
1548 debugfs_create_file("xmit", S_IRUSR, sc->debug.debugfs_phy, sc,
1549 &fops_xmit);
1550 debugfs_create_file("stations", S_IRUSR, sc->debug.debugfs_phy, sc,
1551 &fops_stations);
1552 debugfs_create_file("misc", S_IRUSR, sc->debug.debugfs_phy, sc,
1553 &fops_misc);
1554 debugfs_create_file("reset", S_IRUSR, sc->debug.debugfs_phy, sc,
1555 &fops_reset);
1556 debugfs_create_file("recv", S_IRUSR, sc->debug.debugfs_phy, sc,
1557 &fops_recv);
1558 debugfs_create_file("rx_chainmask", S_IRUSR | S_IWUSR,
1559 sc->debug.debugfs_phy, sc, &fops_rx_chainmask);
1560 debugfs_create_file("tx_chainmask", S_IRUSR | S_IWUSR,
1561 sc->debug.debugfs_phy, sc, &fops_tx_chainmask);
1562 debugfs_create_file("disable_ani", S_IRUSR | S_IWUSR,
1563 sc->debug.debugfs_phy, sc, &fops_disable_ani);
1564 debugfs_create_file("regidx", S_IRUSR | S_IWUSR, sc->debug.debugfs_phy,
1565 sc, &fops_regidx);
1566 debugfs_create_file("regval", S_IRUSR | S_IWUSR, sc->debug.debugfs_phy,
1567 sc, &fops_regval);
1568 debugfs_create_bool("ignore_extcca", S_IRUSR | S_IWUSR,
1569 sc->debug.debugfs_phy,
1570 &ah->config.cwm_ignore_extcca);
1571 debugfs_create_file("regdump", S_IRUSR, sc->debug.debugfs_phy, sc,
1572 &fops_regdump);
1573 debugfs_create_file("dump_nfcal", S_IRUSR, sc->debug.debugfs_phy, sc,
1574 &fops_dump_nfcal);
1575 debugfs_create_file("base_eeprom", S_IRUSR, sc->debug.debugfs_phy, sc,
1576 &fops_base_eeprom);
1577 debugfs_create_file("modal_eeprom", S_IRUSR, sc->debug.debugfs_phy, sc,
1578 &fops_modal_eeprom);
1579 #ifdef CONFIG_ATH9K_MAC_DEBUG
1580 debugfs_create_file("samples", S_IRUSR, sc->debug.debugfs_phy, sc,
1581 &fops_samps);
1582 #endif
1583
1584 debugfs_create_u32("gpio_mask", S_IRUSR | S_IWUSR,
1585 sc->debug.debugfs_phy, &sc->sc_ah->gpio_mask);
1586
1587 debugfs_create_u32("gpio_val", S_IRUSR | S_IWUSR,
1588 sc->debug.debugfs_phy, &sc->sc_ah->gpio_val);
1589
1590 return 0;
1591 }
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