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ath9k: make per-WMM-AC queue sizes configurable via debugfs
[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 clear_bit(SC_OP_ANI_RUN, &sc->sc_flags);
209 del_timer_sync(&common->ani.timer);
210 } else {
211 set_bit(SC_OP_ANI_RUN, &sc->sc_flags);
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_RXPHY)
352 sc->debug.stats.istats.rxphyerr++;
353 if (status & ATH9K_INT_RXKCM)
354 sc->debug.stats.istats.rx_keycache_miss++;
355 if (status & ATH9K_INT_SWBA)
356 sc->debug.stats.istats.swba++;
357 if (status & ATH9K_INT_BMISS)
358 sc->debug.stats.istats.bmiss++;
359 if (status & ATH9K_INT_BNR)
360 sc->debug.stats.istats.bnr++;
361 if (status & ATH9K_INT_CST)
362 sc->debug.stats.istats.cst++;
363 if (status & ATH9K_INT_GTT)
364 sc->debug.stats.istats.gtt++;
365 if (status & ATH9K_INT_TIM)
366 sc->debug.stats.istats.tim++;
367 if (status & ATH9K_INT_CABEND)
368 sc->debug.stats.istats.cabend++;
369 if (status & ATH9K_INT_DTIMSYNC)
370 sc->debug.stats.istats.dtimsync++;
371 if (status & ATH9K_INT_DTIM)
372 sc->debug.stats.istats.dtim++;
373 if (status & ATH9K_INT_TSFOOR)
374 sc->debug.stats.istats.tsfoor++;
375 if (status & ATH9K_INT_MCI)
376 sc->debug.stats.istats.mci++;
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 unsigned int len = 0;
384 int rv;
385 int mxlen = 4000;
386 char *buf = kmalloc(mxlen, GFP_KERNEL);
387 if (!buf)
388 return -ENOMEM;
389
390 #define PR_IS(a, s) \
391 do { \
392 len += snprintf(buf + len, mxlen - len, \
393 "%21s: %10u\n", a, \
394 sc->debug.stats.istats.s); \
395 } while (0)
396
397 if (sc->sc_ah->caps.hw_caps & ATH9K_HW_CAP_EDMA) {
398 PR_IS("RXLP", rxlp);
399 PR_IS("RXHP", rxhp);
400 PR_IS("WATHDOG", bb_watchdog);
401 } else {
402 PR_IS("RX", rxok);
403 }
404 PR_IS("RXEOL", rxeol);
405 PR_IS("RXORN", rxorn);
406 PR_IS("TX", txok);
407 PR_IS("TXURN", txurn);
408 PR_IS("MIB", mib);
409 PR_IS("RXPHY", rxphyerr);
410 PR_IS("RXKCM", rx_keycache_miss);
411 PR_IS("SWBA", swba);
412 PR_IS("BMISS", bmiss);
413 PR_IS("BNR", bnr);
414 PR_IS("CST", cst);
415 PR_IS("GTT", gtt);
416 PR_IS("TIM", tim);
417 PR_IS("CABEND", cabend);
418 PR_IS("DTIMSYNC", dtimsync);
419 PR_IS("DTIM", dtim);
420 PR_IS("TSFOOR", tsfoor);
421 PR_IS("MCI", mci);
422 PR_IS("TOTAL", total);
423
424 len += snprintf(buf + len, mxlen - len,
425 "SYNC_CAUSE stats:\n");
426
427 PR_IS("Sync-All", sync_cause_all);
428 PR_IS("RTC-IRQ", sync_rtc_irq);
429 PR_IS("MAC-IRQ", sync_mac_irq);
430 PR_IS("EEPROM-Illegal-Access", eeprom_illegal_access);
431 PR_IS("APB-Timeout", apb_timeout);
432 PR_IS("PCI-Mode-Conflict", pci_mode_conflict);
433 PR_IS("HOST1-Fatal", host1_fatal);
434 PR_IS("HOST1-Perr", host1_perr);
435 PR_IS("TRCV-FIFO-Perr", trcv_fifo_perr);
436 PR_IS("RADM-CPL-EP", radm_cpl_ep);
437 PR_IS("RADM-CPL-DLLP-Abort", radm_cpl_dllp_abort);
438 PR_IS("RADM-CPL-TLP-Abort", radm_cpl_tlp_abort);
439 PR_IS("RADM-CPL-ECRC-Err", radm_cpl_ecrc_err);
440 PR_IS("RADM-CPL-Timeout", radm_cpl_timeout);
441 PR_IS("Local-Bus-Timeout", local_timeout);
442 PR_IS("PM-Access", pm_access);
443 PR_IS("MAC-Awake", mac_awake);
444 PR_IS("MAC-Asleep", mac_asleep);
445 PR_IS("MAC-Sleep-Access", mac_sleep_access);
446
447 if (len > mxlen)
448 len = mxlen;
449
450 rv = simple_read_from_buffer(user_buf, count, ppos, buf, len);
451 kfree(buf);
452 return rv;
453 }
454
455 static const struct file_operations fops_interrupt = {
456 .read = read_file_interrupt,
457 .open = simple_open,
458 .owner = THIS_MODULE,
459 .llseek = default_llseek,
460 };
461
462 #define PR_QNUM(_n) sc->tx.txq_map[_n]->axq_qnum
463 #define PR(str, elem) \
464 do { \
465 len += snprintf(buf + len, size - len, \
466 "%s%13u%11u%10u%10u\n", str, \
467 sc->debug.stats.txstats[PR_QNUM(WME_AC_BE)].elem, \
468 sc->debug.stats.txstats[PR_QNUM(WME_AC_BK)].elem, \
469 sc->debug.stats.txstats[PR_QNUM(WME_AC_VI)].elem, \
470 sc->debug.stats.txstats[PR_QNUM(WME_AC_VO)].elem); \
471 if (len >= size) \
472 goto done; \
473 } while(0)
474
475 #define PRX(str, elem) \
476 do { \
477 len += snprintf(buf + len, size - len, \
478 "%s%13u%11u%10u%10u\n", str, \
479 (unsigned int)(sc->tx.txq_map[WME_AC_BE]->elem), \
480 (unsigned int)(sc->tx.txq_map[WME_AC_BK]->elem), \
481 (unsigned int)(sc->tx.txq_map[WME_AC_VI]->elem), \
482 (unsigned int)(sc->tx.txq_map[WME_AC_VO]->elem)); \
483 if (len >= size) \
484 goto done; \
485 } while(0)
486
487 #define PRQLE(str, elem) \
488 do { \
489 len += snprintf(buf + len, size - len, \
490 "%s%13i%11i%10i%10i\n", str, \
491 list_empty(&sc->tx.txq_map[WME_AC_BE]->elem), \
492 list_empty(&sc->tx.txq_map[WME_AC_BK]->elem), \
493 list_empty(&sc->tx.txq_map[WME_AC_VI]->elem), \
494 list_empty(&sc->tx.txq_map[WME_AC_VO]->elem)); \
495 if (len >= size) \
496 goto done; \
497 } while (0)
498
499 static ssize_t read_file_xmit(struct file *file, char __user *user_buf,
500 size_t count, loff_t *ppos)
501 {
502 struct ath_softc *sc = file->private_data;
503 char *buf;
504 unsigned int len = 0, size = 8000;
505 int i;
506 ssize_t retval = 0;
507 char tmp[32];
508
509 buf = kzalloc(size, GFP_KERNEL);
510 if (buf == NULL)
511 return -ENOMEM;
512
513 len += sprintf(buf, "Num-Tx-Queues: %i tx-queues-setup: 0x%x"
514 " poll-work-seen: %u\n"
515 "%30s %10s%10s%10s\n\n",
516 ATH9K_NUM_TX_QUEUES, sc->tx.txqsetup,
517 sc->tx_complete_poll_work_seen,
518 "BE", "BK", "VI", "VO");
519
520 PR("MPDUs Queued: ", queued);
521 PR("MPDUs Completed: ", completed);
522 PR("MPDUs XRetried: ", xretries);
523 PR("Aggregates: ", a_aggr);
524 PR("AMPDUs Queued HW:", a_queued_hw);
525 PR("AMPDUs Queued SW:", a_queued_sw);
526 PR("AMPDUs Completed:", a_completed);
527 PR("AMPDUs Retried: ", a_retries);
528 PR("AMPDUs XRetried: ", a_xretries);
529 PR("FIFO Underrun: ", fifo_underrun);
530 PR("TXOP Exceeded: ", xtxop);
531 PR("TXTIMER Expiry: ", timer_exp);
532 PR("DESC CFG Error: ", desc_cfg_err);
533 PR("DATA Underrun: ", data_underrun);
534 PR("DELIM Underrun: ", delim_underrun);
535 PR("TX-Pkts-All: ", tx_pkts_all);
536 PR("TX-Bytes-All: ", tx_bytes_all);
537 PR("hw-put-tx-buf: ", puttxbuf);
538 PR("hw-tx-start: ", txstart);
539 PR("hw-tx-proc-desc: ", txprocdesc);
540 PR("TX-Failed: ", txfailed);
541 len += snprintf(buf + len, size - len,
542 "%s%11p%11p%10p%10p\n", "txq-memory-address:",
543 sc->tx.txq_map[WME_AC_BE],
544 sc->tx.txq_map[WME_AC_BK],
545 sc->tx.txq_map[WME_AC_VI],
546 sc->tx.txq_map[WME_AC_VO]);
547 if (len >= size)
548 goto done;
549
550 PRX("axq-qnum: ", axq_qnum);
551 PRX("axq-depth: ", axq_depth);
552 PRX("axq-ampdu_depth: ", axq_ampdu_depth);
553 PRX("axq-stopped ", stopped);
554 PRX("tx-in-progress ", axq_tx_inprogress);
555 PRX("pending-frames ", pending_frames);
556 PRX("txq_headidx: ", txq_headidx);
557 PRX("txq_tailidx: ", txq_headidx);
558
559 PRQLE("axq_q empty: ", axq_q);
560 PRQLE("axq_acq empty: ", axq_acq);
561 for (i = 0; i < ATH_TXFIFO_DEPTH; i++) {
562 snprintf(tmp, sizeof(tmp) - 1, "txq_fifo[%i] empty: ", i);
563 PRQLE(tmp, txq_fifo[i]);
564 }
565
566 /* Print out more detailed queue-info */
567 for (i = 0; i <= WME_AC_BK; i++) {
568 struct ath_txq *txq = &(sc->tx.txq[i]);
569 struct ath_atx_ac *ac;
570 struct ath_atx_tid *tid;
571 if (len >= size)
572 goto done;
573 spin_lock_bh(&txq->axq_lock);
574 if (!list_empty(&txq->axq_acq)) {
575 ac = list_first_entry(&txq->axq_acq, struct ath_atx_ac,
576 list);
577 len += snprintf(buf + len, size - len,
578 "txq[%i] first-ac: %p sched: %i\n",
579 i, ac, ac->sched);
580 if (list_empty(&ac->tid_q) || (len >= size))
581 goto done_for;
582 tid = list_first_entry(&ac->tid_q, struct ath_atx_tid,
583 list);
584 len += snprintf(buf + len, size - len,
585 " first-tid: %p sched: %i paused: %i\n",
586 tid, tid->sched, tid->paused);
587 }
588 done_for:
589 spin_unlock_bh(&txq->axq_lock);
590 }
591
592 done:
593 if (len > size)
594 len = size;
595
596 retval = simple_read_from_buffer(user_buf, count, ppos, buf, len);
597 kfree(buf);
598
599 return retval;
600 }
601
602 static ssize_t read_file_stations(struct file *file, char __user *user_buf,
603 size_t count, loff_t *ppos)
604 {
605 struct ath_softc *sc = file->private_data;
606 char *buf;
607 unsigned int len = 0, size = 64000;
608 struct ath_node *an = NULL;
609 ssize_t retval = 0;
610 int q;
611
612 buf = kzalloc(size, GFP_KERNEL);
613 if (buf == NULL)
614 return -ENOMEM;
615
616 len += snprintf(buf + len, size - len,
617 "Stations:\n"
618 " tid: addr sched paused buf_q-empty an ac baw\n"
619 " ac: addr sched tid_q-empty txq\n");
620
621 spin_lock(&sc->nodes_lock);
622 list_for_each_entry(an, &sc->nodes, list) {
623 unsigned short ma = an->maxampdu;
624 if (ma == 0)
625 ma = 65535; /* see ath_lookup_rate */
626 len += snprintf(buf + len, size - len,
627 "iface: %pM sta: %pM max-ampdu: %hu mpdu-density: %uus\n",
628 an->vif->addr, an->sta->addr, ma,
629 (unsigned int)(an->mpdudensity));
630 if (len >= size)
631 goto done;
632
633 for (q = 0; q < WME_NUM_TID; q++) {
634 struct ath_atx_tid *tid = &(an->tid[q]);
635 len += snprintf(buf + len, size - len,
636 " tid: %p %s %s %i %p %p %hu\n",
637 tid, tid->sched ? "sched" : "idle",
638 tid->paused ? "paused" : "running",
639 skb_queue_empty(&tid->buf_q),
640 tid->an, tid->ac, tid->baw_size);
641 if (len >= size)
642 goto done;
643 }
644
645 for (q = 0; q < WME_NUM_AC; q++) {
646 struct ath_atx_ac *ac = &(an->ac[q]);
647 len += snprintf(buf + len, size - len,
648 " ac: %p %s %i %p\n",
649 ac, ac->sched ? "sched" : "idle",
650 list_empty(&ac->tid_q), ac->txq);
651 if (len >= size)
652 goto done;
653 }
654 }
655
656 done:
657 spin_unlock(&sc->nodes_lock);
658 if (len > size)
659 len = size;
660
661 retval = simple_read_from_buffer(user_buf, count, ppos, buf, len);
662 kfree(buf);
663
664 return retval;
665 }
666
667 static ssize_t read_file_misc(struct file *file, char __user *user_buf,
668 size_t count, loff_t *ppos)
669 {
670 struct ath_softc *sc = file->private_data;
671 struct ath_common *common = ath9k_hw_common(sc->sc_ah);
672 struct ieee80211_hw *hw = sc->hw;
673 struct ath9k_vif_iter_data iter_data;
674 char buf[512];
675 unsigned int len = 0;
676 ssize_t retval = 0;
677 unsigned int reg;
678 u32 rxfilter;
679
680 len += snprintf(buf + len, sizeof(buf) - len,
681 "BSSID: %pM\n", common->curbssid);
682 len += snprintf(buf + len, sizeof(buf) - len,
683 "BSSID-MASK: %pM\n", common->bssidmask);
684 len += snprintf(buf + len, sizeof(buf) - len,
685 "OPMODE: %s\n", ath_opmode_to_string(sc->sc_ah->opmode));
686
687 ath9k_ps_wakeup(sc);
688 rxfilter = ath9k_hw_getrxfilter(sc->sc_ah);
689 ath9k_ps_restore(sc);
690
691 len += snprintf(buf + len, sizeof(buf) - len,
692 "RXFILTER: 0x%x", rxfilter);
693
694 if (rxfilter & ATH9K_RX_FILTER_UCAST)
695 len += snprintf(buf + len, sizeof(buf) - len, " UCAST");
696 if (rxfilter & ATH9K_RX_FILTER_MCAST)
697 len += snprintf(buf + len, sizeof(buf) - len, " MCAST");
698 if (rxfilter & ATH9K_RX_FILTER_BCAST)
699 len += snprintf(buf + len, sizeof(buf) - len, " BCAST");
700 if (rxfilter & ATH9K_RX_FILTER_CONTROL)
701 len += snprintf(buf + len, sizeof(buf) - len, " CONTROL");
702 if (rxfilter & ATH9K_RX_FILTER_BEACON)
703 len += snprintf(buf + len, sizeof(buf) - len, " BEACON");
704 if (rxfilter & ATH9K_RX_FILTER_PROM)
705 len += snprintf(buf + len, sizeof(buf) - len, " PROM");
706 if (rxfilter & ATH9K_RX_FILTER_PROBEREQ)
707 len += snprintf(buf + len, sizeof(buf) - len, " PROBEREQ");
708 if (rxfilter & ATH9K_RX_FILTER_PHYERR)
709 len += snprintf(buf + len, sizeof(buf) - len, " PHYERR");
710 if (rxfilter & ATH9K_RX_FILTER_MYBEACON)
711 len += snprintf(buf + len, sizeof(buf) - len, " MYBEACON");
712 if (rxfilter & ATH9K_RX_FILTER_COMP_BAR)
713 len += snprintf(buf + len, sizeof(buf) - len, " COMP_BAR");
714 if (rxfilter & ATH9K_RX_FILTER_PSPOLL)
715 len += snprintf(buf + len, sizeof(buf) - len, " PSPOLL");
716 if (rxfilter & ATH9K_RX_FILTER_PHYRADAR)
717 len += snprintf(buf + len, sizeof(buf) - len, " PHYRADAR");
718 if (rxfilter & ATH9K_RX_FILTER_MCAST_BCAST_ALL)
719 len += snprintf(buf + len, sizeof(buf) - len, " MCAST_BCAST_ALL");
720 if (rxfilter & ATH9K_RX_FILTER_CONTROL_WRAPPER)
721 len += snprintf(buf + len, sizeof(buf) - len, " CONTROL_WRAPPER");
722
723 len += snprintf(buf + len, sizeof(buf) - len, "\n");
724
725 reg = sc->sc_ah->imask;
726
727 len += snprintf(buf + len, sizeof(buf) - len, "INTERRUPT-MASK: 0x%x", reg);
728
729 if (reg & ATH9K_INT_SWBA)
730 len += snprintf(buf + len, sizeof(buf) - len, " SWBA");
731 if (reg & ATH9K_INT_BMISS)
732 len += snprintf(buf + len, sizeof(buf) - len, " BMISS");
733 if (reg & ATH9K_INT_CST)
734 len += snprintf(buf + len, sizeof(buf) - len, " CST");
735 if (reg & ATH9K_INT_RX)
736 len += snprintf(buf + len, sizeof(buf) - len, " RX");
737 if (reg & ATH9K_INT_RXHP)
738 len += snprintf(buf + len, sizeof(buf) - len, " RXHP");
739 if (reg & ATH9K_INT_RXLP)
740 len += snprintf(buf + len, sizeof(buf) - len, " RXLP");
741 if (reg & ATH9K_INT_BB_WATCHDOG)
742 len += snprintf(buf + len, sizeof(buf) - len, " BB_WATCHDOG");
743
744 len += snprintf(buf + len, sizeof(buf) - len, "\n");
745
746 ath9k_calculate_iter_data(hw, NULL, &iter_data);
747
748 len += snprintf(buf + len, sizeof(buf) - len,
749 "VIF-COUNTS: AP: %i STA: %i MESH: %i WDS: %i"
750 " ADHOC: %i TOTAL: %hi BEACON-VIF: %hi\n",
751 iter_data.naps, iter_data.nstations, iter_data.nmeshes,
752 iter_data.nwds, iter_data.nadhocs,
753 sc->nvifs, sc->nbcnvifs);
754
755 if (len > sizeof(buf))
756 len = sizeof(buf);
757
758 retval = simple_read_from_buffer(user_buf, count, ppos, buf, len);
759 return retval;
760 }
761
762 static ssize_t read_file_reset(struct file *file, char __user *user_buf,
763 size_t count, loff_t *ppos)
764 {
765 struct ath_softc *sc = file->private_data;
766 char buf[512];
767 unsigned int len = 0;
768
769 len += snprintf(buf + len, sizeof(buf) - len,
770 "%17s: %2d\n", "Baseband Hang",
771 sc->debug.stats.reset[RESET_TYPE_BB_HANG]);
772 len += snprintf(buf + len, sizeof(buf) - len,
773 "%17s: %2d\n", "Baseband Watchdog",
774 sc->debug.stats.reset[RESET_TYPE_BB_WATCHDOG]);
775 len += snprintf(buf + len, sizeof(buf) - len,
776 "%17s: %2d\n", "Fatal HW Error",
777 sc->debug.stats.reset[RESET_TYPE_FATAL_INT]);
778 len += snprintf(buf + len, sizeof(buf) - len,
779 "%17s: %2d\n", "TX HW error",
780 sc->debug.stats.reset[RESET_TYPE_TX_ERROR]);
781 len += snprintf(buf + len, sizeof(buf) - len,
782 "%17s: %2d\n", "TX Path Hang",
783 sc->debug.stats.reset[RESET_TYPE_TX_HANG]);
784 len += snprintf(buf + len, sizeof(buf) - len,
785 "%17s: %2d\n", "PLL RX Hang",
786 sc->debug.stats.reset[RESET_TYPE_PLL_HANG]);
787
788 if (len > sizeof(buf))
789 len = sizeof(buf);
790
791 return simple_read_from_buffer(user_buf, count, ppos, buf, len);
792 }
793
794 void ath_debug_stat_tx(struct ath_softc *sc, struct ath_buf *bf,
795 struct ath_tx_status *ts, struct ath_txq *txq,
796 unsigned int flags)
797 {
798 #define TX_SAMP_DBG(c) (sc->debug.bb_mac_samp[sc->debug.sampidx].ts\
799 [sc->debug.tsidx].c)
800 int qnum = txq->axq_qnum;
801
802 TX_STAT_INC(qnum, tx_pkts_all);
803 sc->debug.stats.txstats[qnum].tx_bytes_all += bf->bf_mpdu->len;
804
805 if (bf_isampdu(bf)) {
806 if (flags & ATH_TX_ERROR)
807 TX_STAT_INC(qnum, a_xretries);
808 else
809 TX_STAT_INC(qnum, a_completed);
810 } else {
811 if (ts->ts_status & ATH9K_TXERR_XRETRY)
812 TX_STAT_INC(qnum, xretries);
813 else
814 TX_STAT_INC(qnum, completed);
815 }
816
817 if (ts->ts_status & ATH9K_TXERR_FIFO)
818 TX_STAT_INC(qnum, fifo_underrun);
819 if (ts->ts_status & ATH9K_TXERR_XTXOP)
820 TX_STAT_INC(qnum, xtxop);
821 if (ts->ts_status & ATH9K_TXERR_TIMER_EXPIRED)
822 TX_STAT_INC(qnum, timer_exp);
823 if (ts->ts_flags & ATH9K_TX_DESC_CFG_ERR)
824 TX_STAT_INC(qnum, desc_cfg_err);
825 if (ts->ts_flags & ATH9K_TX_DATA_UNDERRUN)
826 TX_STAT_INC(qnum, data_underrun);
827 if (ts->ts_flags & ATH9K_TX_DELIM_UNDERRUN)
828 TX_STAT_INC(qnum, delim_underrun);
829
830 #ifdef CONFIG_ATH9K_MAC_DEBUG
831 spin_lock(&sc->debug.samp_lock);
832 TX_SAMP_DBG(jiffies) = jiffies;
833 TX_SAMP_DBG(rssi_ctl0) = ts->ts_rssi_ctl0;
834 TX_SAMP_DBG(rssi_ctl1) = ts->ts_rssi_ctl1;
835 TX_SAMP_DBG(rssi_ctl2) = ts->ts_rssi_ctl2;
836 TX_SAMP_DBG(rssi_ext0) = ts->ts_rssi_ext0;
837 TX_SAMP_DBG(rssi_ext1) = ts->ts_rssi_ext1;
838 TX_SAMP_DBG(rssi_ext2) = ts->ts_rssi_ext2;
839 TX_SAMP_DBG(rateindex) = ts->ts_rateindex;
840 TX_SAMP_DBG(isok) = !!(ts->ts_status & ATH9K_TXERR_MASK);
841 TX_SAMP_DBG(rts_fail_cnt) = ts->ts_shortretry;
842 TX_SAMP_DBG(data_fail_cnt) = ts->ts_longretry;
843 TX_SAMP_DBG(rssi) = ts->ts_rssi;
844 TX_SAMP_DBG(tid) = ts->tid;
845 TX_SAMP_DBG(qid) = ts->qid;
846
847 if (ts->ts_flags & ATH9K_TX_BA) {
848 TX_SAMP_DBG(ba_low) = ts->ba_low;
849 TX_SAMP_DBG(ba_high) = ts->ba_high;
850 } else {
851 TX_SAMP_DBG(ba_low) = 0;
852 TX_SAMP_DBG(ba_high) = 0;
853 }
854
855 sc->debug.tsidx = (sc->debug.tsidx + 1) % ATH_DBG_MAX_SAMPLES;
856 spin_unlock(&sc->debug.samp_lock);
857 #endif
858
859 #undef TX_SAMP_DBG
860 }
861
862 static const struct file_operations fops_xmit = {
863 .read = read_file_xmit,
864 .open = simple_open,
865 .owner = THIS_MODULE,
866 .llseek = default_llseek,
867 };
868
869 static const struct file_operations fops_stations = {
870 .read = read_file_stations,
871 .open = simple_open,
872 .owner = THIS_MODULE,
873 .llseek = default_llseek,
874 };
875
876 static const struct file_operations fops_misc = {
877 .read = read_file_misc,
878 .open = simple_open,
879 .owner = THIS_MODULE,
880 .llseek = default_llseek,
881 };
882
883 static const struct file_operations fops_reset = {
884 .read = read_file_reset,
885 .open = simple_open,
886 .owner = THIS_MODULE,
887 .llseek = default_llseek,
888 };
889
890 static ssize_t read_file_recv(struct file *file, char __user *user_buf,
891 size_t count, loff_t *ppos)
892 {
893 #define PHY_ERR(s, p) \
894 len += snprintf(buf + len, size - len, "%22s : %10u\n", s, \
895 sc->debug.stats.rxstats.phy_err_stats[p]);
896
897 #define RXS_ERR(s, e) \
898 do { \
899 len += snprintf(buf + len, size - len, \
900 "%22s : %10u\n", s, \
901 sc->debug.stats.rxstats.e); \
902 } while (0)
903
904 struct ath_softc *sc = file->private_data;
905 char *buf;
906 unsigned int len = 0, size = 1600;
907 ssize_t retval = 0;
908
909 buf = kzalloc(size, GFP_KERNEL);
910 if (buf == NULL)
911 return -ENOMEM;
912
913 RXS_ERR("CRC ERR", crc_err);
914 RXS_ERR("DECRYPT CRC ERR", decrypt_crc_err);
915 RXS_ERR("PHY ERR", phy_err);
916 RXS_ERR("MIC ERR", mic_err);
917 RXS_ERR("PRE-DELIM CRC ERR", pre_delim_crc_err);
918 RXS_ERR("POST-DELIM CRC ERR", post_delim_crc_err);
919 RXS_ERR("DECRYPT BUSY ERR", decrypt_busy_err);
920 RXS_ERR("RX-LENGTH-ERR", rx_len_err);
921 RXS_ERR("RX-OOM-ERR", rx_oom_err);
922 RXS_ERR("RX-RATE-ERR", rx_rate_err);
923 RXS_ERR("RX-DROP-RXFLUSH", rx_drop_rxflush);
924 RXS_ERR("RX-TOO-MANY-FRAGS", rx_too_many_frags_err);
925
926 PHY_ERR("UNDERRUN ERR", ATH9K_PHYERR_UNDERRUN);
927 PHY_ERR("TIMING ERR", ATH9K_PHYERR_TIMING);
928 PHY_ERR("PARITY ERR", ATH9K_PHYERR_PARITY);
929 PHY_ERR("RATE ERR", ATH9K_PHYERR_RATE);
930 PHY_ERR("LENGTH ERR", ATH9K_PHYERR_LENGTH);
931 PHY_ERR("RADAR ERR", ATH9K_PHYERR_RADAR);
932 PHY_ERR("SERVICE ERR", ATH9K_PHYERR_SERVICE);
933 PHY_ERR("TOR ERR", ATH9K_PHYERR_TOR);
934 PHY_ERR("OFDM-TIMING ERR", ATH9K_PHYERR_OFDM_TIMING);
935 PHY_ERR("OFDM-SIGNAL-PARITY ERR", ATH9K_PHYERR_OFDM_SIGNAL_PARITY);
936 PHY_ERR("OFDM-RATE ERR", ATH9K_PHYERR_OFDM_RATE_ILLEGAL);
937 PHY_ERR("OFDM-LENGTH ERR", ATH9K_PHYERR_OFDM_LENGTH_ILLEGAL);
938 PHY_ERR("OFDM-POWER-DROP ERR", ATH9K_PHYERR_OFDM_POWER_DROP);
939 PHY_ERR("OFDM-SERVICE ERR", ATH9K_PHYERR_OFDM_SERVICE);
940 PHY_ERR("OFDM-RESTART ERR", ATH9K_PHYERR_OFDM_RESTART);
941 PHY_ERR("FALSE-RADAR-EXT ERR", ATH9K_PHYERR_FALSE_RADAR_EXT);
942 PHY_ERR("CCK-TIMING ERR", ATH9K_PHYERR_CCK_TIMING);
943 PHY_ERR("CCK-HEADER-CRC ERR", ATH9K_PHYERR_CCK_HEADER_CRC);
944 PHY_ERR("CCK-RATE ERR", ATH9K_PHYERR_CCK_RATE_ILLEGAL);
945 PHY_ERR("CCK-SERVICE ERR", ATH9K_PHYERR_CCK_SERVICE);
946 PHY_ERR("CCK-RESTART ERR", ATH9K_PHYERR_CCK_RESTART);
947 PHY_ERR("CCK-LENGTH ERR", ATH9K_PHYERR_CCK_LENGTH_ILLEGAL);
948 PHY_ERR("CCK-POWER-DROP ERR", ATH9K_PHYERR_CCK_POWER_DROP);
949 PHY_ERR("HT-CRC ERR", ATH9K_PHYERR_HT_CRC_ERROR);
950 PHY_ERR("HT-LENGTH ERR", ATH9K_PHYERR_HT_LENGTH_ILLEGAL);
951 PHY_ERR("HT-RATE ERR", ATH9K_PHYERR_HT_RATE_ILLEGAL);
952
953 RXS_ERR("RX-Pkts-All", rx_pkts_all);
954 RXS_ERR("RX-Bytes-All", rx_bytes_all);
955 RXS_ERR("RX-Beacons", rx_beacons);
956 RXS_ERR("RX-Frags", rx_frags);
957
958 if (len > size)
959 len = size;
960
961 retval = simple_read_from_buffer(user_buf, count, ppos, buf, len);
962 kfree(buf);
963
964 return retval;
965
966 #undef RXS_ERR
967 #undef PHY_ERR
968 }
969
970 void ath_debug_stat_rx(struct ath_softc *sc, struct ath_rx_status *rs)
971 {
972 #define RX_PHY_ERR_INC(c) sc->debug.stats.rxstats.phy_err_stats[c]++
973 #define RX_SAMP_DBG(c) (sc->debug.bb_mac_samp[sc->debug.sampidx].rs\
974 [sc->debug.rsidx].c)
975
976 RX_STAT_INC(rx_pkts_all);
977 sc->debug.stats.rxstats.rx_bytes_all += rs->rs_datalen;
978
979 if (rs->rs_status & ATH9K_RXERR_CRC)
980 RX_STAT_INC(crc_err);
981 if (rs->rs_status & ATH9K_RXERR_DECRYPT)
982 RX_STAT_INC(decrypt_crc_err);
983 if (rs->rs_status & ATH9K_RXERR_MIC)
984 RX_STAT_INC(mic_err);
985 if (rs->rs_status & ATH9K_RX_DELIM_CRC_PRE)
986 RX_STAT_INC(pre_delim_crc_err);
987 if (rs->rs_status & ATH9K_RX_DELIM_CRC_POST)
988 RX_STAT_INC(post_delim_crc_err);
989 if (rs->rs_status & ATH9K_RX_DECRYPT_BUSY)
990 RX_STAT_INC(decrypt_busy_err);
991
992 if (rs->rs_status & ATH9K_RXERR_PHY) {
993 RX_STAT_INC(phy_err);
994 if (rs->rs_phyerr < ATH9K_PHYERR_MAX)
995 RX_PHY_ERR_INC(rs->rs_phyerr);
996 }
997
998 #ifdef CONFIG_ATH9K_MAC_DEBUG
999 spin_lock(&sc->debug.samp_lock);
1000 RX_SAMP_DBG(jiffies) = jiffies;
1001 RX_SAMP_DBG(rssi_ctl0) = rs->rs_rssi_ctl0;
1002 RX_SAMP_DBG(rssi_ctl1) = rs->rs_rssi_ctl1;
1003 RX_SAMP_DBG(rssi_ctl2) = rs->rs_rssi_ctl2;
1004 RX_SAMP_DBG(rssi_ext0) = rs->rs_rssi_ext0;
1005 RX_SAMP_DBG(rssi_ext1) = rs->rs_rssi_ext1;
1006 RX_SAMP_DBG(rssi_ext2) = rs->rs_rssi_ext2;
1007 RX_SAMP_DBG(antenna) = rs->rs_antenna;
1008 RX_SAMP_DBG(rssi) = rs->rs_rssi;
1009 RX_SAMP_DBG(rate) = rs->rs_rate;
1010 RX_SAMP_DBG(is_mybeacon) = rs->is_mybeacon;
1011
1012 sc->debug.rsidx = (sc->debug.rsidx + 1) % ATH_DBG_MAX_SAMPLES;
1013 spin_unlock(&sc->debug.samp_lock);
1014
1015 #endif
1016
1017 #undef RX_PHY_ERR_INC
1018 #undef RX_SAMP_DBG
1019 }
1020
1021 static const struct file_operations fops_recv = {
1022 .read = read_file_recv,
1023 .open = simple_open,
1024 .owner = THIS_MODULE,
1025 .llseek = default_llseek,
1026 };
1027
1028 static ssize_t read_file_regidx(struct file *file, char __user *user_buf,
1029 size_t count, loff_t *ppos)
1030 {
1031 struct ath_softc *sc = file->private_data;
1032 char buf[32];
1033 unsigned int len;
1034
1035 len = sprintf(buf, "0x%08x\n", sc->debug.regidx);
1036 return simple_read_from_buffer(user_buf, count, ppos, buf, len);
1037 }
1038
1039 static ssize_t write_file_regidx(struct file *file, const char __user *user_buf,
1040 size_t count, loff_t *ppos)
1041 {
1042 struct ath_softc *sc = file->private_data;
1043 unsigned long regidx;
1044 char buf[32];
1045 ssize_t len;
1046
1047 len = min(count, sizeof(buf) - 1);
1048 if (copy_from_user(buf, user_buf, len))
1049 return -EFAULT;
1050
1051 buf[len] = '\0';
1052 if (strict_strtoul(buf, 0, &regidx))
1053 return -EINVAL;
1054
1055 sc->debug.regidx = regidx;
1056 return count;
1057 }
1058
1059 static const struct file_operations fops_regidx = {
1060 .read = read_file_regidx,
1061 .write = write_file_regidx,
1062 .open = simple_open,
1063 .owner = THIS_MODULE,
1064 .llseek = default_llseek,
1065 };
1066
1067 static ssize_t read_file_regval(struct file *file, char __user *user_buf,
1068 size_t count, loff_t *ppos)
1069 {
1070 struct ath_softc *sc = file->private_data;
1071 struct ath_hw *ah = sc->sc_ah;
1072 char buf[32];
1073 unsigned int len;
1074 u32 regval;
1075
1076 ath9k_ps_wakeup(sc);
1077 regval = REG_READ_D(ah, sc->debug.regidx);
1078 ath9k_ps_restore(sc);
1079 len = sprintf(buf, "0x%08x\n", regval);
1080 return simple_read_from_buffer(user_buf, count, ppos, buf, len);
1081 }
1082
1083 static ssize_t write_file_regval(struct file *file, const char __user *user_buf,
1084 size_t count, loff_t *ppos)
1085 {
1086 struct ath_softc *sc = file->private_data;
1087 struct ath_hw *ah = sc->sc_ah;
1088 unsigned long regval;
1089 char buf[32];
1090 ssize_t len;
1091
1092 len = min(count, sizeof(buf) - 1);
1093 if (copy_from_user(buf, user_buf, len))
1094 return -EFAULT;
1095
1096 buf[len] = '\0';
1097 if (strict_strtoul(buf, 0, &regval))
1098 return -EINVAL;
1099
1100 ath9k_ps_wakeup(sc);
1101 REG_WRITE_D(ah, sc->debug.regidx, regval);
1102 ath9k_ps_restore(sc);
1103 return count;
1104 }
1105
1106 static const struct file_operations fops_regval = {
1107 .read = read_file_regval,
1108 .write = write_file_regval,
1109 .open = simple_open,
1110 .owner = THIS_MODULE,
1111 .llseek = default_llseek,
1112 };
1113
1114 #define REGDUMP_LINE_SIZE 20
1115
1116 static int open_file_regdump(struct inode *inode, struct file *file)
1117 {
1118 struct ath_softc *sc = inode->i_private;
1119 unsigned int len = 0;
1120 u8 *buf;
1121 int i;
1122 unsigned long num_regs, regdump_len, max_reg_offset;
1123
1124 max_reg_offset = AR_SREV_9300_20_OR_LATER(sc->sc_ah) ? 0x16bd4 : 0xb500;
1125 num_regs = max_reg_offset / 4 + 1;
1126 regdump_len = num_regs * REGDUMP_LINE_SIZE + 1;
1127 buf = vmalloc(regdump_len);
1128 if (!buf)
1129 return -ENOMEM;
1130
1131 ath9k_ps_wakeup(sc);
1132 for (i = 0; i < num_regs; i++)
1133 len += scnprintf(buf + len, regdump_len - len,
1134 "0x%06x 0x%08x\n", i << 2, REG_READ(sc->sc_ah, i << 2));
1135 ath9k_ps_restore(sc);
1136
1137 file->private_data = buf;
1138
1139 return 0;
1140 }
1141
1142 static const struct file_operations fops_regdump = {
1143 .open = open_file_regdump,
1144 .read = ath9k_debugfs_read_buf,
1145 .release = ath9k_debugfs_release_buf,
1146 .owner = THIS_MODULE,
1147 .llseek = default_llseek,/* read accesses f_pos */
1148 };
1149
1150 static ssize_t read_file_dump_nfcal(struct file *file, char __user *user_buf,
1151 size_t count, loff_t *ppos)
1152 {
1153 struct ath_softc *sc = file->private_data;
1154 struct ath_hw *ah = sc->sc_ah;
1155 struct ath9k_nfcal_hist *h = sc->caldata.nfCalHist;
1156 struct ath_common *common = ath9k_hw_common(ah);
1157 struct ieee80211_conf *conf = &common->hw->conf;
1158 u32 len = 0, size = 1500;
1159 u32 i, j;
1160 ssize_t retval = 0;
1161 char *buf;
1162 u8 chainmask = (ah->rxchainmask << 3) | ah->rxchainmask;
1163 u8 nread;
1164
1165 buf = kzalloc(size, GFP_KERNEL);
1166 if (!buf)
1167 return -ENOMEM;
1168
1169 len += snprintf(buf + len, size - len,
1170 "Channel Noise Floor : %d\n", ah->noise);
1171 len += snprintf(buf + len, size - len,
1172 "Chain | privNF | # Readings | NF Readings\n");
1173 for (i = 0; i < NUM_NF_READINGS; i++) {
1174 if (!(chainmask & (1 << i)) ||
1175 ((i >= AR5416_MAX_CHAINS) && !conf_is_ht40(conf)))
1176 continue;
1177
1178 nread = AR_PHY_CCA_FILTERWINDOW_LENGTH - h[i].invalidNFcount;
1179 len += snprintf(buf + len, size - len, " %d\t %d\t %d\t\t",
1180 i, h[i].privNF, nread);
1181 for (j = 0; j < nread; j++)
1182 len += snprintf(buf + len, size - len,
1183 " %d", h[i].nfCalBuffer[j]);
1184 len += snprintf(buf + len, size - len, "\n");
1185 }
1186
1187 if (len > size)
1188 len = size;
1189
1190 retval = simple_read_from_buffer(user_buf, count, ppos, buf, len);
1191 kfree(buf);
1192
1193 return retval;
1194 }
1195
1196 static const struct file_operations fops_dump_nfcal = {
1197 .read = read_file_dump_nfcal,
1198 .open = simple_open,
1199 .owner = THIS_MODULE,
1200 .llseek = default_llseek,
1201 };
1202
1203 static ssize_t read_file_base_eeprom(struct file *file, char __user *user_buf,
1204 size_t count, loff_t *ppos)
1205 {
1206 struct ath_softc *sc = file->private_data;
1207 struct ath_hw *ah = sc->sc_ah;
1208 u32 len = 0, size = 1500;
1209 ssize_t retval = 0;
1210 char *buf;
1211
1212 buf = kzalloc(size, GFP_KERNEL);
1213 if (!buf)
1214 return -ENOMEM;
1215
1216 len = ah->eep_ops->dump_eeprom(ah, true, buf, len, size);
1217
1218 retval = simple_read_from_buffer(user_buf, count, ppos, buf, len);
1219 kfree(buf);
1220
1221 return retval;
1222 }
1223
1224 static const struct file_operations fops_base_eeprom = {
1225 .read = read_file_base_eeprom,
1226 .open = simple_open,
1227 .owner = THIS_MODULE,
1228 .llseek = default_llseek,
1229 };
1230
1231 static ssize_t read_file_modal_eeprom(struct file *file, char __user *user_buf,
1232 size_t count, loff_t *ppos)
1233 {
1234 struct ath_softc *sc = file->private_data;
1235 struct ath_hw *ah = sc->sc_ah;
1236 u32 len = 0, size = 6000;
1237 char *buf;
1238 size_t retval;
1239
1240 buf = kzalloc(size, GFP_KERNEL);
1241 if (buf == NULL)
1242 return -ENOMEM;
1243
1244 len = ah->eep_ops->dump_eeprom(ah, false, buf, len, size);
1245
1246 retval = simple_read_from_buffer(user_buf, count, ppos, buf, len);
1247 kfree(buf);
1248
1249 return retval;
1250 }
1251
1252 static const struct file_operations fops_modal_eeprom = {
1253 .read = read_file_modal_eeprom,
1254 .open = simple_open,
1255 .owner = THIS_MODULE,
1256 .llseek = default_llseek,
1257 };
1258
1259 #ifdef CONFIG_ATH9K_MAC_DEBUG
1260
1261 void ath9k_debug_samp_bb_mac(struct ath_softc *sc)
1262 {
1263 #define ATH_SAMP_DBG(c) (sc->debug.bb_mac_samp[sc->debug.sampidx].c)
1264 struct ath_hw *ah = sc->sc_ah;
1265 struct ath_common *common = ath9k_hw_common(ah);
1266 unsigned long flags;
1267 int i;
1268
1269 ath9k_ps_wakeup(sc);
1270
1271 spin_lock_bh(&sc->debug.samp_lock);
1272
1273 spin_lock_irqsave(&common->cc_lock, flags);
1274 ath_hw_cycle_counters_update(common);
1275
1276 ATH_SAMP_DBG(cc.cycles) = common->cc_ani.cycles;
1277 ATH_SAMP_DBG(cc.rx_busy) = common->cc_ani.rx_busy;
1278 ATH_SAMP_DBG(cc.rx_frame) = common->cc_ani.rx_frame;
1279 ATH_SAMP_DBG(cc.tx_frame) = common->cc_ani.tx_frame;
1280 spin_unlock_irqrestore(&common->cc_lock, flags);
1281
1282 ATH_SAMP_DBG(noise) = ah->noise;
1283
1284 REG_WRITE_D(ah, AR_MACMISC,
1285 ((AR_MACMISC_DMA_OBS_LINE_8 << AR_MACMISC_DMA_OBS_S) |
1286 (AR_MACMISC_MISC_OBS_BUS_1 <<
1287 AR_MACMISC_MISC_OBS_BUS_MSB_S)));
1288
1289 for (i = 0; i < ATH9K_NUM_DMA_DEBUG_REGS; i++)
1290 ATH_SAMP_DBG(dma_dbg_reg_vals[i]) = REG_READ_D(ah,
1291 AR_DMADBG_0 + (i * sizeof(u32)));
1292
1293 ATH_SAMP_DBG(pcu_obs) = REG_READ_D(ah, AR_OBS_BUS_1);
1294 ATH_SAMP_DBG(pcu_cr) = REG_READ_D(ah, AR_CR);
1295
1296 memcpy(ATH_SAMP_DBG(nfCalHist), sc->caldata.nfCalHist,
1297 sizeof(ATH_SAMP_DBG(nfCalHist)));
1298
1299 sc->debug.sampidx = (sc->debug.sampidx + 1) % ATH_DBG_MAX_SAMPLES;
1300 spin_unlock_bh(&sc->debug.samp_lock);
1301 ath9k_ps_restore(sc);
1302
1303 #undef ATH_SAMP_DBG
1304 }
1305
1306 static int open_file_bb_mac_samps(struct inode *inode, struct file *file)
1307 {
1308 #define ATH_SAMP_DBG(c) bb_mac_samp[sampidx].c
1309 struct ath_softc *sc = inode->i_private;
1310 struct ath_hw *ah = sc->sc_ah;
1311 struct ath_common *common = ath9k_hw_common(ah);
1312 struct ieee80211_conf *conf = &common->hw->conf;
1313 struct ath_dbg_bb_mac_samp *bb_mac_samp;
1314 struct ath9k_nfcal_hist *h;
1315 int i, j, qcuOffset = 0, dcuOffset = 0;
1316 u32 *qcuBase, *dcuBase, size = 30000, len = 0;
1317 u32 sampidx = 0;
1318 u8 *buf;
1319 u8 chainmask = (ah->rxchainmask << 3) | ah->rxchainmask;
1320 u8 nread;
1321
1322 if (test_bit(SC_OP_INVALID, &sc->sc_flags))
1323 return -EAGAIN;
1324
1325 buf = vmalloc(size);
1326 if (!buf)
1327 return -ENOMEM;
1328 bb_mac_samp = vmalloc(sizeof(*bb_mac_samp) * ATH_DBG_MAX_SAMPLES);
1329 if (!bb_mac_samp) {
1330 vfree(buf);
1331 return -ENOMEM;
1332 }
1333 /* Account the current state too */
1334 ath9k_debug_samp_bb_mac(sc);
1335
1336 spin_lock_bh(&sc->debug.samp_lock);
1337 memcpy(bb_mac_samp, sc->debug.bb_mac_samp,
1338 sizeof(*bb_mac_samp) * ATH_DBG_MAX_SAMPLES);
1339 len += snprintf(buf + len, size - len,
1340 "Current Sample Index: %d\n", sc->debug.sampidx);
1341 spin_unlock_bh(&sc->debug.samp_lock);
1342
1343 len += snprintf(buf + len, size - len,
1344 "Raw DMA Debug Dump:\n");
1345 len += snprintf(buf + len, size - len, "Sample |\t");
1346 for (i = 0; i < ATH9K_NUM_DMA_DEBUG_REGS; i++)
1347 len += snprintf(buf + len, size - len, " DMA Reg%d |\t", i);
1348 len += snprintf(buf + len, size - len, "\n");
1349
1350 for (sampidx = 0; sampidx < ATH_DBG_MAX_SAMPLES; sampidx++) {
1351 len += snprintf(buf + len, size - len, "%d\t", sampidx);
1352
1353 for (i = 0; i < ATH9K_NUM_DMA_DEBUG_REGS; i++)
1354 len += snprintf(buf + len, size - len, " %08x\t",
1355 ATH_SAMP_DBG(dma_dbg_reg_vals[i]));
1356 len += snprintf(buf + len, size - len, "\n");
1357 }
1358 len += snprintf(buf + len, size - len, "\n");
1359
1360 len += snprintf(buf + len, size - len,
1361 "Sample Num QCU: chain_st fsp_ok fsp_st DCU: chain_st\n");
1362 for (sampidx = 0; sampidx < ATH_DBG_MAX_SAMPLES; sampidx++) {
1363 qcuBase = &ATH_SAMP_DBG(dma_dbg_reg_vals[0]);
1364 dcuBase = &ATH_SAMP_DBG(dma_dbg_reg_vals[4]);
1365
1366 for (i = 0; i < ATH9K_NUM_QUEUES; i++,
1367 qcuOffset += 4, dcuOffset += 5) {
1368 if (i == 8) {
1369 qcuOffset = 0;
1370 qcuBase++;
1371 }
1372
1373 if (i == 6) {
1374 dcuOffset = 0;
1375 dcuBase++;
1376 }
1377 if (!sc->debug.stats.txstats[i].queued)
1378 continue;
1379
1380 len += snprintf(buf + len, size - len,
1381 "%4d %7d %2x %1x %2x %2x\n",
1382 sampidx, i,
1383 (*qcuBase & (0x7 << qcuOffset)) >> qcuOffset,
1384 (*qcuBase & (0x8 << qcuOffset)) >>
1385 (qcuOffset + 3),
1386 ATH_SAMP_DBG(dma_dbg_reg_vals[2]) &
1387 (0x7 << (i * 3)) >> (i * 3),
1388 (*dcuBase & (0x1f << dcuOffset)) >> dcuOffset);
1389 }
1390 len += snprintf(buf + len, size - len, "\n");
1391 }
1392 len += snprintf(buf + len, size - len,
1393 "samp qcu_sh qcu_fh qcu_comp dcu_comp dcu_arb dcu_fp "
1394 "ch_idle_dur ch_idle_dur_val txfifo_val0 txfifo_val1 "
1395 "txfifo_dcu0 txfifo_dcu1 pcu_obs AR_CR\n");
1396
1397 for (sampidx = 0; sampidx < ATH_DBG_MAX_SAMPLES; sampidx++) {
1398 qcuBase = &ATH_SAMP_DBG(dma_dbg_reg_vals[0]);
1399 dcuBase = &ATH_SAMP_DBG(dma_dbg_reg_vals[4]);
1400
1401 len += snprintf(buf + len, size - len, "%4d %5x %5x ", sampidx,
1402 (ATH_SAMP_DBG(dma_dbg_reg_vals[3]) & 0x003c0000) >> 18,
1403 (ATH_SAMP_DBG(dma_dbg_reg_vals[3]) & 0x03c00000) >> 22);
1404 len += snprintf(buf + len, size - len, "%7x %8x ",
1405 (ATH_SAMP_DBG(dma_dbg_reg_vals[3]) & 0x1c000000) >> 26,
1406 (ATH_SAMP_DBG(dma_dbg_reg_vals[6]) & 0x3));
1407 len += snprintf(buf + len, size - len, "%7x %7x ",
1408 (ATH_SAMP_DBG(dma_dbg_reg_vals[5]) & 0x06000000) >> 25,
1409 (ATH_SAMP_DBG(dma_dbg_reg_vals[5]) & 0x38000000) >> 27);
1410 len += snprintf(buf + len, size - len, "%7d %12d ",
1411 (ATH_SAMP_DBG(dma_dbg_reg_vals[6]) & 0x000003fc) >> 2,
1412 (ATH_SAMP_DBG(dma_dbg_reg_vals[6]) & 0x00000400) >> 10);
1413 len += snprintf(buf + len, size - len, "%12d %12d ",
1414 (ATH_SAMP_DBG(dma_dbg_reg_vals[6]) & 0x00000800) >> 11,
1415 (ATH_SAMP_DBG(dma_dbg_reg_vals[6]) & 0x00001000) >> 12);
1416 len += snprintf(buf + len, size - len, "%12d %12d ",
1417 (ATH_SAMP_DBG(dma_dbg_reg_vals[6]) & 0x0001e000) >> 13,
1418 (ATH_SAMP_DBG(dma_dbg_reg_vals[6]) & 0x001e0000) >> 17);
1419 len += snprintf(buf + len, size - len, "0x%07x 0x%07x\n",
1420 ATH_SAMP_DBG(pcu_obs), ATH_SAMP_DBG(pcu_cr));
1421 }
1422
1423 len += snprintf(buf + len, size - len,
1424 "Sample ChNoise Chain privNF #Reading Readings\n");
1425 for (sampidx = 0; sampidx < ATH_DBG_MAX_SAMPLES; sampidx++) {
1426 h = ATH_SAMP_DBG(nfCalHist);
1427 if (!ATH_SAMP_DBG(noise))
1428 continue;
1429
1430 for (i = 0; i < NUM_NF_READINGS; i++) {
1431 if (!(chainmask & (1 << i)) ||
1432 ((i >= AR5416_MAX_CHAINS) && !conf_is_ht40(conf)))
1433 continue;
1434
1435 nread = AR_PHY_CCA_FILTERWINDOW_LENGTH -
1436 h[i].invalidNFcount;
1437 len += snprintf(buf + len, size - len,
1438 "%4d %5d %4d\t %d\t %d\t",
1439 sampidx, ATH_SAMP_DBG(noise),
1440 i, h[i].privNF, nread);
1441 for (j = 0; j < nread; j++)
1442 len += snprintf(buf + len, size - len,
1443 " %d", h[i].nfCalBuffer[j]);
1444 len += snprintf(buf + len, size - len, "\n");
1445 }
1446 }
1447 len += snprintf(buf + len, size - len, "\nCycle counters:\n"
1448 "Sample Total Rxbusy Rxframes Txframes\n");
1449 for (sampidx = 0; sampidx < ATH_DBG_MAX_SAMPLES; sampidx++) {
1450 if (!ATH_SAMP_DBG(cc.cycles))
1451 continue;
1452 len += snprintf(buf + len, size - len,
1453 "%4d %08x %08x %08x %08x\n",
1454 sampidx, ATH_SAMP_DBG(cc.cycles),
1455 ATH_SAMP_DBG(cc.rx_busy),
1456 ATH_SAMP_DBG(cc.rx_frame),
1457 ATH_SAMP_DBG(cc.tx_frame));
1458 }
1459
1460 len += snprintf(buf + len, size - len, "Tx status Dump :\n");
1461 len += snprintf(buf + len, size - len,
1462 "Sample rssi:- ctl0 ctl1 ctl2 ext0 ext1 ext2 comb "
1463 "isok rts_fail data_fail rate tid qid "
1464 "ba_low ba_high tx_before(ms)\n");
1465 for (sampidx = 0; sampidx < ATH_DBG_MAX_SAMPLES; sampidx++) {
1466 for (i = 0; i < ATH_DBG_MAX_SAMPLES; i++) {
1467 if (!ATH_SAMP_DBG(ts[i].jiffies))
1468 continue;
1469 len += snprintf(buf + len, size - len, "%-14d"
1470 "%-4d %-4d %-4d %-4d %-4d %-4d %-4d %-4d %-8d "
1471 "%-9d %-4d %-3d %-3d %08x %08x %-11d\n",
1472 sampidx,
1473 ATH_SAMP_DBG(ts[i].rssi_ctl0),
1474 ATH_SAMP_DBG(ts[i].rssi_ctl1),
1475 ATH_SAMP_DBG(ts[i].rssi_ctl2),
1476 ATH_SAMP_DBG(ts[i].rssi_ext0),
1477 ATH_SAMP_DBG(ts[i].rssi_ext1),
1478 ATH_SAMP_DBG(ts[i].rssi_ext2),
1479 ATH_SAMP_DBG(ts[i].rssi),
1480 ATH_SAMP_DBG(ts[i].isok),
1481 ATH_SAMP_DBG(ts[i].rts_fail_cnt),
1482 ATH_SAMP_DBG(ts[i].data_fail_cnt),
1483 ATH_SAMP_DBG(ts[i].rateindex),
1484 ATH_SAMP_DBG(ts[i].tid),
1485 ATH_SAMP_DBG(ts[i].qid),
1486 ATH_SAMP_DBG(ts[i].ba_low),
1487 ATH_SAMP_DBG(ts[i].ba_high),
1488 jiffies_to_msecs(jiffies -
1489 ATH_SAMP_DBG(ts[i].jiffies)));
1490 }
1491 }
1492
1493 len += snprintf(buf + len, size - len, "Rx status Dump :\n");
1494 len += snprintf(buf + len, size - len, "Sample rssi:- ctl0 ctl1 ctl2 "
1495 "ext0 ext1 ext2 comb beacon ant rate rx_before(ms)\n");
1496 for (sampidx = 0; sampidx < ATH_DBG_MAX_SAMPLES; sampidx++) {
1497 for (i = 0; i < ATH_DBG_MAX_SAMPLES; i++) {
1498 if (!ATH_SAMP_DBG(rs[i].jiffies))
1499 continue;
1500 len += snprintf(buf + len, size - len, "%-14d"
1501 "%-4d %-4d %-4d %-4d %-4d %-4d %-4d %-9s %-2d %02x %-13d\n",
1502 sampidx,
1503 ATH_SAMP_DBG(rs[i].rssi_ctl0),
1504 ATH_SAMP_DBG(rs[i].rssi_ctl1),
1505 ATH_SAMP_DBG(rs[i].rssi_ctl2),
1506 ATH_SAMP_DBG(rs[i].rssi_ext0),
1507 ATH_SAMP_DBG(rs[i].rssi_ext1),
1508 ATH_SAMP_DBG(rs[i].rssi_ext2),
1509 ATH_SAMP_DBG(rs[i].rssi),
1510 ATH_SAMP_DBG(rs[i].is_mybeacon) ?
1511 "True" : "False",
1512 ATH_SAMP_DBG(rs[i].antenna),
1513 ATH_SAMP_DBG(rs[i].rate),
1514 jiffies_to_msecs(jiffies -
1515 ATH_SAMP_DBG(rs[i].jiffies)));
1516 }
1517 }
1518
1519 vfree(bb_mac_samp);
1520 file->private_data = buf;
1521
1522 return 0;
1523 #undef ATH_SAMP_DBG
1524 }
1525
1526 static const struct file_operations fops_samps = {
1527 .open = open_file_bb_mac_samps,
1528 .read = ath9k_debugfs_read_buf,
1529 .release = ath9k_debugfs_release_buf,
1530 .owner = THIS_MODULE,
1531 .llseek = default_llseek,
1532 };
1533
1534 #endif
1535
1536 int ath9k_init_debug(struct ath_hw *ah)
1537 {
1538 struct ath_common *common = ath9k_hw_common(ah);
1539 struct ath_softc *sc = (struct ath_softc *) common->priv;
1540
1541 sc->debug.debugfs_phy = debugfs_create_dir("ath9k",
1542 sc->hw->wiphy->debugfsdir);
1543 if (!sc->debug.debugfs_phy)
1544 return -ENOMEM;
1545
1546 #ifdef CONFIG_ATH_DEBUG
1547 debugfs_create_file("debug", S_IRUSR | S_IWUSR, sc->debug.debugfs_phy,
1548 sc, &fops_debug);
1549 #endif
1550
1551 ath9k_dfs_init_debug(sc);
1552
1553 debugfs_create_file("dma", S_IRUSR, sc->debug.debugfs_phy, sc,
1554 &fops_dma);
1555 debugfs_create_file("interrupt", S_IRUSR, sc->debug.debugfs_phy, sc,
1556 &fops_interrupt);
1557 debugfs_create_file("xmit", S_IRUSR, sc->debug.debugfs_phy, sc,
1558 &fops_xmit);
1559 debugfs_create_u32("qlen_bk", S_IRUSR | S_IWUSR, sc->debug.debugfs_phy,
1560 &sc->tx.txq_max_pending[WME_AC_BK]);
1561 debugfs_create_u32("qlen_be", S_IRUSR | S_IWUSR, sc->debug.debugfs_phy,
1562 &sc->tx.txq_max_pending[WME_AC_BE]);
1563 debugfs_create_u32("qlen_vi", S_IRUSR | S_IWUSR, sc->debug.debugfs_phy,
1564 &sc->tx.txq_max_pending[WME_AC_VI]);
1565 debugfs_create_u32("qlen_vo", S_IRUSR | S_IWUSR, sc->debug.debugfs_phy,
1566 &sc->tx.txq_max_pending[WME_AC_VO]);
1567 debugfs_create_file("stations", S_IRUSR, sc->debug.debugfs_phy, sc,
1568 &fops_stations);
1569 debugfs_create_file("misc", S_IRUSR, sc->debug.debugfs_phy, sc,
1570 &fops_misc);
1571 debugfs_create_file("reset", S_IRUSR, sc->debug.debugfs_phy, sc,
1572 &fops_reset);
1573 debugfs_create_file("recv", S_IRUSR, sc->debug.debugfs_phy, sc,
1574 &fops_recv);
1575 debugfs_create_file("rx_chainmask", S_IRUSR | S_IWUSR,
1576 sc->debug.debugfs_phy, sc, &fops_rx_chainmask);
1577 debugfs_create_file("tx_chainmask", S_IRUSR | S_IWUSR,
1578 sc->debug.debugfs_phy, sc, &fops_tx_chainmask);
1579 debugfs_create_file("disable_ani", S_IRUSR | S_IWUSR,
1580 sc->debug.debugfs_phy, sc, &fops_disable_ani);
1581 debugfs_create_file("regidx", S_IRUSR | S_IWUSR, sc->debug.debugfs_phy,
1582 sc, &fops_regidx);
1583 debugfs_create_file("regval", S_IRUSR | S_IWUSR, sc->debug.debugfs_phy,
1584 sc, &fops_regval);
1585 debugfs_create_bool("ignore_extcca", S_IRUSR | S_IWUSR,
1586 sc->debug.debugfs_phy,
1587 &ah->config.cwm_ignore_extcca);
1588 debugfs_create_file("regdump", S_IRUSR, sc->debug.debugfs_phy, sc,
1589 &fops_regdump);
1590 debugfs_create_file("dump_nfcal", S_IRUSR, sc->debug.debugfs_phy, sc,
1591 &fops_dump_nfcal);
1592 debugfs_create_file("base_eeprom", S_IRUSR, sc->debug.debugfs_phy, sc,
1593 &fops_base_eeprom);
1594 debugfs_create_file("modal_eeprom", S_IRUSR, sc->debug.debugfs_phy, sc,
1595 &fops_modal_eeprom);
1596 #ifdef CONFIG_ATH9K_MAC_DEBUG
1597 debugfs_create_file("samples", S_IRUSR, sc->debug.debugfs_phy, sc,
1598 &fops_samps);
1599 #endif
1600
1601 debugfs_create_u32("gpio_mask", S_IRUSR | S_IWUSR,
1602 sc->debug.debugfs_phy, &sc->sc_ah->gpio_mask);
1603
1604 debugfs_create_u32("gpio_val", S_IRUSR | S_IWUSR,
1605 sc->debug.debugfs_phy, &sc->sc_ah->gpio_val);
1606
1607 return 0;
1608 }
Linux kernel - Deliverables
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