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Merge git://git.kernel.org/pub/scm/linux/kernel/git/davem/net
[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 ath_stop_ani(sc);
210 } else {
211 ath_check_ani(sc);
212 }
213
214 return count;
215 }
216
217 static const struct file_operations fops_disable_ani = {
218 .read = read_file_disable_ani,
219 .write = write_file_disable_ani,
220 .open = simple_open,
221 .owner = THIS_MODULE,
222 .llseek = default_llseek,
223 };
224
225 static ssize_t read_file_dma(struct file *file, char __user *user_buf,
226 size_t count, loff_t *ppos)
227 {
228 struct ath_softc *sc = file->private_data;
229 struct ath_hw *ah = sc->sc_ah;
230 char *buf;
231 int retval;
232 unsigned int len = 0;
233 u32 val[ATH9K_NUM_DMA_DEBUG_REGS];
234 int i, qcuOffset = 0, dcuOffset = 0;
235 u32 *qcuBase = &val[0], *dcuBase = &val[4];
236
237 buf = kmalloc(DMA_BUF_LEN, GFP_KERNEL);
238 if (!buf)
239 return -ENOMEM;
240
241 ath9k_ps_wakeup(sc);
242
243 REG_WRITE_D(ah, AR_MACMISC,
244 ((AR_MACMISC_DMA_OBS_LINE_8 << AR_MACMISC_DMA_OBS_S) |
245 (AR_MACMISC_MISC_OBS_BUS_1 <<
246 AR_MACMISC_MISC_OBS_BUS_MSB_S)));
247
248 len += snprintf(buf + len, DMA_BUF_LEN - len,
249 "Raw DMA Debug values:\n");
250
251 for (i = 0; i < ATH9K_NUM_DMA_DEBUG_REGS; i++) {
252 if (i % 4 == 0)
253 len += snprintf(buf + len, DMA_BUF_LEN - len, "\n");
254
255 val[i] = REG_READ_D(ah, AR_DMADBG_0 + (i * sizeof(u32)));
256 len += snprintf(buf + len, DMA_BUF_LEN - len, "%d: %08x ",
257 i, val[i]);
258 }
259
260 len += snprintf(buf + len, DMA_BUF_LEN - len, "\n\n");
261 len += snprintf(buf + len, DMA_BUF_LEN - len,
262 "Num QCU: chain_st fsp_ok fsp_st DCU: chain_st\n");
263
264 for (i = 0; i < ATH9K_NUM_QUEUES; i++, qcuOffset += 4, dcuOffset += 5) {
265 if (i == 8) {
266 qcuOffset = 0;
267 qcuBase++;
268 }
269
270 if (i == 6) {
271 dcuOffset = 0;
272 dcuBase++;
273 }
274
275 len += snprintf(buf + len, DMA_BUF_LEN - len,
276 "%2d %2x %1x %2x %2x\n",
277 i, (*qcuBase & (0x7 << qcuOffset)) >> qcuOffset,
278 (*qcuBase & (0x8 << qcuOffset)) >> (qcuOffset + 3),
279 val[2] & (0x7 << (i * 3)) >> (i * 3),
280 (*dcuBase & (0x1f << dcuOffset)) >> dcuOffset);
281 }
282
283 len += snprintf(buf + len, DMA_BUF_LEN - len, "\n");
284
285 len += snprintf(buf + len, DMA_BUF_LEN - len,
286 "qcu_stitch state: %2x qcu_fetch state: %2x\n",
287 (val[3] & 0x003c0000) >> 18, (val[3] & 0x03c00000) >> 22);
288 len += snprintf(buf + len, DMA_BUF_LEN - len,
289 "qcu_complete state: %2x dcu_complete state: %2x\n",
290 (val[3] & 0x1c000000) >> 26, (val[6] & 0x3));
291 len += snprintf(buf + len, DMA_BUF_LEN - len,
292 "dcu_arb state: %2x dcu_fp state: %2x\n",
293 (val[5] & 0x06000000) >> 25, (val[5] & 0x38000000) >> 27);
294 len += snprintf(buf + len, DMA_BUF_LEN - len,
295 "chan_idle_dur: %3d chan_idle_dur_valid: %1d\n",
296 (val[6] & 0x000003fc) >> 2, (val[6] & 0x00000400) >> 10);
297 len += snprintf(buf + len, DMA_BUF_LEN - len,
298 "txfifo_valid_0: %1d txfifo_valid_1: %1d\n",
299 (val[6] & 0x00000800) >> 11, (val[6] & 0x00001000) >> 12);
300 len += snprintf(buf + len, DMA_BUF_LEN - len,
301 "txfifo_dcu_num_0: %2d txfifo_dcu_num_1: %2d\n",
302 (val[6] & 0x0001e000) >> 13, (val[6] & 0x001e0000) >> 17);
303
304 len += snprintf(buf + len, DMA_BUF_LEN - len, "pcu observe: 0x%x\n",
305 REG_READ_D(ah, AR_OBS_BUS_1));
306 len += snprintf(buf + len, DMA_BUF_LEN - len,
307 "AR_CR: 0x%x\n", REG_READ_D(ah, AR_CR));
308
309 ath9k_ps_restore(sc);
310
311 if (len > DMA_BUF_LEN)
312 len = DMA_BUF_LEN;
313
314 retval = simple_read_from_buffer(user_buf, count, ppos, buf, len);
315 kfree(buf);
316 return retval;
317 }
318
319 static const struct file_operations fops_dma = {
320 .read = read_file_dma,
321 .open = simple_open,
322 .owner = THIS_MODULE,
323 .llseek = default_llseek,
324 };
325
326
327 void ath_debug_stat_interrupt(struct ath_softc *sc, enum ath9k_int status)
328 {
329 if (status)
330 sc->debug.stats.istats.total++;
331 if (sc->sc_ah->caps.hw_caps & ATH9K_HW_CAP_EDMA) {
332 if (status & ATH9K_INT_RXLP)
333 sc->debug.stats.istats.rxlp++;
334 if (status & ATH9K_INT_RXHP)
335 sc->debug.stats.istats.rxhp++;
336 if (status & ATH9K_INT_BB_WATCHDOG)
337 sc->debug.stats.istats.bb_watchdog++;
338 } else {
339 if (status & ATH9K_INT_RX)
340 sc->debug.stats.istats.rxok++;
341 }
342 if (status & ATH9K_INT_RXEOL)
343 sc->debug.stats.istats.rxeol++;
344 if (status & ATH9K_INT_RXORN)
345 sc->debug.stats.istats.rxorn++;
346 if (status & ATH9K_INT_TX)
347 sc->debug.stats.istats.txok++;
348 if (status & ATH9K_INT_TXURN)
349 sc->debug.stats.istats.txurn++;
350 if (status & ATH9K_INT_RXPHY)
351 sc->debug.stats.istats.rxphyerr++;
352 if (status & ATH9K_INT_RXKCM)
353 sc->debug.stats.istats.rx_keycache_miss++;
354 if (status & ATH9K_INT_SWBA)
355 sc->debug.stats.istats.swba++;
356 if (status & ATH9K_INT_BMISS)
357 sc->debug.stats.istats.bmiss++;
358 if (status & ATH9K_INT_BNR)
359 sc->debug.stats.istats.bnr++;
360 if (status & ATH9K_INT_CST)
361 sc->debug.stats.istats.cst++;
362 if (status & ATH9K_INT_GTT)
363 sc->debug.stats.istats.gtt++;
364 if (status & ATH9K_INT_TIM)
365 sc->debug.stats.istats.tim++;
366 if (status & ATH9K_INT_CABEND)
367 sc->debug.stats.istats.cabend++;
368 if (status & ATH9K_INT_DTIMSYNC)
369 sc->debug.stats.istats.dtimsync++;
370 if (status & ATH9K_INT_DTIM)
371 sc->debug.stats.istats.dtim++;
372 if (status & ATH9K_INT_TSFOOR)
373 sc->debug.stats.istats.tsfoor++;
374 if (status & ATH9K_INT_MCI)
375 sc->debug.stats.istats.mci++;
376 if (status & ATH9K_INT_GENTIMER)
377 sc->debug.stats.istats.gen_timer++;
378 }
379
380 static ssize_t read_file_interrupt(struct file *file, char __user *user_buf,
381 size_t count, loff_t *ppos)
382 {
383 struct ath_softc *sc = file->private_data;
384 unsigned int len = 0;
385 int rv;
386 int mxlen = 4000;
387 char *buf = kmalloc(mxlen, GFP_KERNEL);
388 if (!buf)
389 return -ENOMEM;
390
391 #define PR_IS(a, s) \
392 do { \
393 len += snprintf(buf + len, mxlen - len, \
394 "%21s: %10u\n", a, \
395 sc->debug.stats.istats.s); \
396 } while (0)
397
398 if (sc->sc_ah->caps.hw_caps & ATH9K_HW_CAP_EDMA) {
399 PR_IS("RXLP", rxlp);
400 PR_IS("RXHP", rxhp);
401 PR_IS("WATHDOG", bb_watchdog);
402 } else {
403 PR_IS("RX", rxok);
404 }
405 PR_IS("RXEOL", rxeol);
406 PR_IS("RXORN", rxorn);
407 PR_IS("TX", txok);
408 PR_IS("TXURN", txurn);
409 PR_IS("MIB", mib);
410 PR_IS("RXPHY", rxphyerr);
411 PR_IS("RXKCM", rx_keycache_miss);
412 PR_IS("SWBA", swba);
413 PR_IS("BMISS", bmiss);
414 PR_IS("BNR", bnr);
415 PR_IS("CST", cst);
416 PR_IS("GTT", gtt);
417 PR_IS("TIM", tim);
418 PR_IS("CABEND", cabend);
419 PR_IS("DTIMSYNC", dtimsync);
420 PR_IS("DTIM", dtim);
421 PR_IS("TSFOOR", tsfoor);
422 PR_IS("MCI", mci);
423 PR_IS("GENTIMER", gen_timer);
424 PR_IS("TOTAL", total);
425
426 len += snprintf(buf + len, mxlen - len,
427 "SYNC_CAUSE stats:\n");
428
429 PR_IS("Sync-All", sync_cause_all);
430 PR_IS("RTC-IRQ", sync_rtc_irq);
431 PR_IS("MAC-IRQ", sync_mac_irq);
432 PR_IS("EEPROM-Illegal-Access", eeprom_illegal_access);
433 PR_IS("APB-Timeout", apb_timeout);
434 PR_IS("PCI-Mode-Conflict", pci_mode_conflict);
435 PR_IS("HOST1-Fatal", host1_fatal);
436 PR_IS("HOST1-Perr", host1_perr);
437 PR_IS("TRCV-FIFO-Perr", trcv_fifo_perr);
438 PR_IS("RADM-CPL-EP", radm_cpl_ep);
439 PR_IS("RADM-CPL-DLLP-Abort", radm_cpl_dllp_abort);
440 PR_IS("RADM-CPL-TLP-Abort", radm_cpl_tlp_abort);
441 PR_IS("RADM-CPL-ECRC-Err", radm_cpl_ecrc_err);
442 PR_IS("RADM-CPL-Timeout", radm_cpl_timeout);
443 PR_IS("Local-Bus-Timeout", local_timeout);
444 PR_IS("PM-Access", pm_access);
445 PR_IS("MAC-Awake", mac_awake);
446 PR_IS("MAC-Asleep", mac_asleep);
447 PR_IS("MAC-Sleep-Access", mac_sleep_access);
448
449 if (len > mxlen)
450 len = mxlen;
451
452 rv = simple_read_from_buffer(user_buf, count, ppos, buf, len);
453 kfree(buf);
454 return rv;
455 }
456
457 static const struct file_operations fops_interrupt = {
458 .read = read_file_interrupt,
459 .open = simple_open,
460 .owner = THIS_MODULE,
461 .llseek = default_llseek,
462 };
463
464 #define PR_QNUM(_n) sc->tx.txq_map[_n]->axq_qnum
465 #define PR(str, elem) \
466 do { \
467 len += snprintf(buf + len, size - len, \
468 "%s%13u%11u%10u%10u\n", str, \
469 sc->debug.stats.txstats[PR_QNUM(WME_AC_BE)].elem, \
470 sc->debug.stats.txstats[PR_QNUM(WME_AC_BK)].elem, \
471 sc->debug.stats.txstats[PR_QNUM(WME_AC_VI)].elem, \
472 sc->debug.stats.txstats[PR_QNUM(WME_AC_VO)].elem); \
473 if (len >= size) \
474 goto done; \
475 } while(0)
476
477 #define PRX(str, elem) \
478 do { \
479 len += snprintf(buf + len, size - len, \
480 "%s%13u%11u%10u%10u\n", str, \
481 (unsigned int)(sc->tx.txq_map[WME_AC_BE]->elem), \
482 (unsigned int)(sc->tx.txq_map[WME_AC_BK]->elem), \
483 (unsigned int)(sc->tx.txq_map[WME_AC_VI]->elem), \
484 (unsigned int)(sc->tx.txq_map[WME_AC_VO]->elem)); \
485 if (len >= size) \
486 goto done; \
487 } while(0)
488
489 #define PRQLE(str, elem) \
490 do { \
491 len += snprintf(buf + len, size - len, \
492 "%s%13i%11i%10i%10i\n", str, \
493 list_empty(&sc->tx.txq_map[WME_AC_BE]->elem), \
494 list_empty(&sc->tx.txq_map[WME_AC_BK]->elem), \
495 list_empty(&sc->tx.txq_map[WME_AC_VI]->elem), \
496 list_empty(&sc->tx.txq_map[WME_AC_VO]->elem)); \
497 if (len >= size) \
498 goto done; \
499 } while (0)
500
501 static ssize_t read_file_xmit(struct file *file, char __user *user_buf,
502 size_t count, loff_t *ppos)
503 {
504 struct ath_softc *sc = file->private_data;
505 char *buf;
506 unsigned int len = 0, size = 8000;
507 int i;
508 ssize_t retval = 0;
509 char tmp[32];
510
511 buf = kzalloc(size, GFP_KERNEL);
512 if (buf == NULL)
513 return -ENOMEM;
514
515 len += sprintf(buf, "Num-Tx-Queues: %i tx-queues-setup: 0x%x"
516 " poll-work-seen: %u\n"
517 "%30s %10s%10s%10s\n\n",
518 ATH9K_NUM_TX_QUEUES, sc->tx.txqsetup,
519 sc->tx_complete_poll_work_seen,
520 "BE", "BK", "VI", "VO");
521
522 PR("MPDUs Queued: ", queued);
523 PR("MPDUs Completed: ", completed);
524 PR("MPDUs XRetried: ", xretries);
525 PR("Aggregates: ", a_aggr);
526 PR("AMPDUs Queued HW:", a_queued_hw);
527 PR("AMPDUs Queued SW:", a_queued_sw);
528 PR("AMPDUs Completed:", a_completed);
529 PR("AMPDUs Retried: ", a_retries);
530 PR("AMPDUs XRetried: ", a_xretries);
531 PR("FIFO Underrun: ", fifo_underrun);
532 PR("TXOP Exceeded: ", xtxop);
533 PR("TXTIMER Expiry: ", timer_exp);
534 PR("DESC CFG Error: ", desc_cfg_err);
535 PR("DATA Underrun: ", data_underrun);
536 PR("DELIM Underrun: ", delim_underrun);
537 PR("TX-Pkts-All: ", tx_pkts_all);
538 PR("TX-Bytes-All: ", tx_bytes_all);
539 PR("hw-put-tx-buf: ", puttxbuf);
540 PR("hw-tx-start: ", txstart);
541 PR("hw-tx-proc-desc: ", txprocdesc);
542 PR("TX-Failed: ", txfailed);
543 len += snprintf(buf + len, size - len,
544 "%s%11p%11p%10p%10p\n", "txq-memory-address:",
545 sc->tx.txq_map[WME_AC_BE],
546 sc->tx.txq_map[WME_AC_BK],
547 sc->tx.txq_map[WME_AC_VI],
548 sc->tx.txq_map[WME_AC_VO]);
549 if (len >= size)
550 goto done;
551
552 PRX("axq-qnum: ", axq_qnum);
553 PRX("axq-depth: ", axq_depth);
554 PRX("axq-ampdu_depth: ", axq_ampdu_depth);
555 PRX("axq-stopped ", stopped);
556 PRX("tx-in-progress ", axq_tx_inprogress);
557 PRX("pending-frames ", pending_frames);
558 PRX("txq_headidx: ", txq_headidx);
559 PRX("txq_tailidx: ", txq_headidx);
560
561 PRQLE("axq_q empty: ", axq_q);
562 PRQLE("axq_acq empty: ", axq_acq);
563 for (i = 0; i < ATH_TXFIFO_DEPTH; i++) {
564 snprintf(tmp, sizeof(tmp) - 1, "txq_fifo[%i] empty: ", i);
565 PRQLE(tmp, txq_fifo[i]);
566 }
567
568 /* Print out more detailed queue-info */
569 for (i = 0; i <= WME_AC_BK; i++) {
570 struct ath_txq *txq = &(sc->tx.txq[i]);
571 struct ath_atx_ac *ac;
572 struct ath_atx_tid *tid;
573 if (len >= size)
574 goto done;
575 spin_lock_bh(&txq->axq_lock);
576 if (!list_empty(&txq->axq_acq)) {
577 ac = list_first_entry(&txq->axq_acq, struct ath_atx_ac,
578 list);
579 len += snprintf(buf + len, size - len,
580 "txq[%i] first-ac: %p sched: %i\n",
581 i, ac, ac->sched);
582 if (list_empty(&ac->tid_q) || (len >= size))
583 goto done_for;
584 tid = list_first_entry(&ac->tid_q, struct ath_atx_tid,
585 list);
586 len += snprintf(buf + len, size - len,
587 " first-tid: %p sched: %i paused: %i\n",
588 tid, tid->sched, tid->paused);
589 }
590 done_for:
591 spin_unlock_bh(&txq->axq_lock);
592 }
593
594 done:
595 if (len > size)
596 len = size;
597
598 retval = simple_read_from_buffer(user_buf, count, ppos, buf, len);
599 kfree(buf);
600
601 return retval;
602 }
603
604 static ssize_t read_file_stations(struct file *file, char __user *user_buf,
605 size_t count, loff_t *ppos)
606 {
607 struct ath_softc *sc = file->private_data;
608 char *buf;
609 unsigned int len = 0, size = 64000;
610 struct ath_node *an = NULL;
611 ssize_t retval = 0;
612 int q;
613
614 buf = kzalloc(size, GFP_KERNEL);
615 if (buf == NULL)
616 return -ENOMEM;
617
618 len += snprintf(buf + len, size - len,
619 "Stations:\n"
620 " tid: addr sched paused buf_q-empty an ac baw\n"
621 " ac: addr sched tid_q-empty txq\n");
622
623 spin_lock(&sc->nodes_lock);
624 list_for_each_entry(an, &sc->nodes, list) {
625 unsigned short ma = an->maxampdu;
626 if (ma == 0)
627 ma = 65535; /* see ath_lookup_rate */
628 len += snprintf(buf + len, size - len,
629 "iface: %pM sta: %pM max-ampdu: %hu mpdu-density: %uus\n",
630 an->vif->addr, an->sta->addr, ma,
631 (unsigned int)(an->mpdudensity));
632 if (len >= size)
633 goto done;
634
635 for (q = 0; q < WME_NUM_TID; q++) {
636 struct ath_atx_tid *tid = &(an->tid[q]);
637 len += snprintf(buf + len, size - len,
638 " tid: %p %s %s %i %p %p %hu\n",
639 tid, tid->sched ? "sched" : "idle",
640 tid->paused ? "paused" : "running",
641 skb_queue_empty(&tid->buf_q),
642 tid->an, tid->ac, tid->baw_size);
643 if (len >= size)
644 goto done;
645 }
646
647 for (q = 0; q < WME_NUM_AC; q++) {
648 struct ath_atx_ac *ac = &(an->ac[q]);
649 len += snprintf(buf + len, size - len,
650 " ac: %p %s %i %p\n",
651 ac, ac->sched ? "sched" : "idle",
652 list_empty(&ac->tid_q), ac->txq);
653 if (len >= size)
654 goto done;
655 }
656 }
657
658 done:
659 spin_unlock(&sc->nodes_lock);
660 if (len > size)
661 len = size;
662
663 retval = simple_read_from_buffer(user_buf, count, ppos, buf, len);
664 kfree(buf);
665
666 return retval;
667 }
668
669 static ssize_t read_file_misc(struct file *file, char __user *user_buf,
670 size_t count, loff_t *ppos)
671 {
672 struct ath_softc *sc = file->private_data;
673 struct ath_common *common = ath9k_hw_common(sc->sc_ah);
674 struct ieee80211_hw *hw = sc->hw;
675 struct ath9k_vif_iter_data iter_data;
676 char buf[512];
677 unsigned int len = 0;
678 ssize_t retval = 0;
679 unsigned int reg;
680 u32 rxfilter;
681
682 len += snprintf(buf + len, sizeof(buf) - len,
683 "BSSID: %pM\n", common->curbssid);
684 len += snprintf(buf + len, sizeof(buf) - len,
685 "BSSID-MASK: %pM\n", common->bssidmask);
686 len += snprintf(buf + len, sizeof(buf) - len,
687 "OPMODE: %s\n", ath_opmode_to_string(sc->sc_ah->opmode));
688
689 ath9k_ps_wakeup(sc);
690 rxfilter = ath9k_hw_getrxfilter(sc->sc_ah);
691 ath9k_ps_restore(sc);
692
693 len += snprintf(buf + len, sizeof(buf) - len,
694 "RXFILTER: 0x%x", rxfilter);
695
696 if (rxfilter & ATH9K_RX_FILTER_UCAST)
697 len += snprintf(buf + len, sizeof(buf) - len, " UCAST");
698 if (rxfilter & ATH9K_RX_FILTER_MCAST)
699 len += snprintf(buf + len, sizeof(buf) - len, " MCAST");
700 if (rxfilter & ATH9K_RX_FILTER_BCAST)
701 len += snprintf(buf + len, sizeof(buf) - len, " BCAST");
702 if (rxfilter & ATH9K_RX_FILTER_CONTROL)
703 len += snprintf(buf + len, sizeof(buf) - len, " CONTROL");
704 if (rxfilter & ATH9K_RX_FILTER_BEACON)
705 len += snprintf(buf + len, sizeof(buf) - len, " BEACON");
706 if (rxfilter & ATH9K_RX_FILTER_PROM)
707 len += snprintf(buf + len, sizeof(buf) - len, " PROM");
708 if (rxfilter & ATH9K_RX_FILTER_PROBEREQ)
709 len += snprintf(buf + len, sizeof(buf) - len, " PROBEREQ");
710 if (rxfilter & ATH9K_RX_FILTER_PHYERR)
711 len += snprintf(buf + len, sizeof(buf) - len, " PHYERR");
712 if (rxfilter & ATH9K_RX_FILTER_MYBEACON)
713 len += snprintf(buf + len, sizeof(buf) - len, " MYBEACON");
714 if (rxfilter & ATH9K_RX_FILTER_COMP_BAR)
715 len += snprintf(buf + len, sizeof(buf) - len, " COMP_BAR");
716 if (rxfilter & ATH9K_RX_FILTER_PSPOLL)
717 len += snprintf(buf + len, sizeof(buf) - len, " PSPOLL");
718 if (rxfilter & ATH9K_RX_FILTER_PHYRADAR)
719 len += snprintf(buf + len, sizeof(buf) - len, " PHYRADAR");
720 if (rxfilter & ATH9K_RX_FILTER_MCAST_BCAST_ALL)
721 len += snprintf(buf + len, sizeof(buf) - len, " MCAST_BCAST_ALL");
722 if (rxfilter & ATH9K_RX_FILTER_CONTROL_WRAPPER)
723 len += snprintf(buf + len, sizeof(buf) - len, " CONTROL_WRAPPER");
724
725 len += snprintf(buf + len, sizeof(buf) - len, "\n");
726
727 reg = sc->sc_ah->imask;
728
729 len += snprintf(buf + len, sizeof(buf) - len, "INTERRUPT-MASK: 0x%x", reg);
730
731 if (reg & ATH9K_INT_SWBA)
732 len += snprintf(buf + len, sizeof(buf) - len, " SWBA");
733 if (reg & ATH9K_INT_BMISS)
734 len += snprintf(buf + len, sizeof(buf) - len, " BMISS");
735 if (reg & ATH9K_INT_CST)
736 len += snprintf(buf + len, sizeof(buf) - len, " CST");
737 if (reg & ATH9K_INT_RX)
738 len += snprintf(buf + len, sizeof(buf) - len, " RX");
739 if (reg & ATH9K_INT_RXHP)
740 len += snprintf(buf + len, sizeof(buf) - len, " RXHP");
741 if (reg & ATH9K_INT_RXLP)
742 len += snprintf(buf + len, sizeof(buf) - len, " RXLP");
743 if (reg & ATH9K_INT_BB_WATCHDOG)
744 len += snprintf(buf + len, sizeof(buf) - len, " BB_WATCHDOG");
745
746 len += snprintf(buf + len, sizeof(buf) - len, "\n");
747
748 ath9k_calculate_iter_data(hw, NULL, &iter_data);
749
750 len += snprintf(buf + len, sizeof(buf) - len,
751 "VIF-COUNTS: AP: %i STA: %i MESH: %i WDS: %i"
752 " ADHOC: %i TOTAL: %hi BEACON-VIF: %hi\n",
753 iter_data.naps, iter_data.nstations, iter_data.nmeshes,
754 iter_data.nwds, iter_data.nadhocs,
755 sc->nvifs, sc->nbcnvifs);
756
757 if (len > sizeof(buf))
758 len = sizeof(buf);
759
760 retval = simple_read_from_buffer(user_buf, count, ppos, buf, len);
761 return retval;
762 }
763
764 static ssize_t read_file_reset(struct file *file, char __user *user_buf,
765 size_t count, loff_t *ppos)
766 {
767 struct ath_softc *sc = file->private_data;
768 char buf[512];
769 unsigned int len = 0;
770
771 len += snprintf(buf + len, sizeof(buf) - len,
772 "%17s: %2d\n", "Baseband Hang",
773 sc->debug.stats.reset[RESET_TYPE_BB_HANG]);
774 len += snprintf(buf + len, sizeof(buf) - len,
775 "%17s: %2d\n", "Baseband Watchdog",
776 sc->debug.stats.reset[RESET_TYPE_BB_WATCHDOG]);
777 len += snprintf(buf + len, sizeof(buf) - len,
778 "%17s: %2d\n", "Fatal HW Error",
779 sc->debug.stats.reset[RESET_TYPE_FATAL_INT]);
780 len += snprintf(buf + len, sizeof(buf) - len,
781 "%17s: %2d\n", "TX HW error",
782 sc->debug.stats.reset[RESET_TYPE_TX_ERROR]);
783 len += snprintf(buf + len, sizeof(buf) - len,
784 "%17s: %2d\n", "TX Path Hang",
785 sc->debug.stats.reset[RESET_TYPE_TX_HANG]);
786 len += snprintf(buf + len, sizeof(buf) - len,
787 "%17s: %2d\n", "PLL RX Hang",
788 sc->debug.stats.reset[RESET_TYPE_PLL_HANG]);
789
790 if (len > sizeof(buf))
791 len = sizeof(buf);
792
793 return simple_read_from_buffer(user_buf, count, ppos, buf, len);
794 }
795
796 void ath_debug_stat_tx(struct ath_softc *sc, struct ath_buf *bf,
797 struct ath_tx_status *ts, struct ath_txq *txq,
798 unsigned int flags)
799 {
800 #define TX_SAMP_DBG(c) (sc->debug.bb_mac_samp[sc->debug.sampidx].ts\
801 [sc->debug.tsidx].c)
802 int qnum = txq->axq_qnum;
803
804 TX_STAT_INC(qnum, tx_pkts_all);
805 sc->debug.stats.txstats[qnum].tx_bytes_all += bf->bf_mpdu->len;
806
807 if (bf_isampdu(bf)) {
808 if (flags & ATH_TX_ERROR)
809 TX_STAT_INC(qnum, a_xretries);
810 else
811 TX_STAT_INC(qnum, a_completed);
812 } else {
813 if (ts->ts_status & ATH9K_TXERR_XRETRY)
814 TX_STAT_INC(qnum, xretries);
815 else
816 TX_STAT_INC(qnum, completed);
817 }
818
819 if (ts->ts_status & ATH9K_TXERR_FIFO)
820 TX_STAT_INC(qnum, fifo_underrun);
821 if (ts->ts_status & ATH9K_TXERR_XTXOP)
822 TX_STAT_INC(qnum, xtxop);
823 if (ts->ts_status & ATH9K_TXERR_TIMER_EXPIRED)
824 TX_STAT_INC(qnum, timer_exp);
825 if (ts->ts_flags & ATH9K_TX_DESC_CFG_ERR)
826 TX_STAT_INC(qnum, desc_cfg_err);
827 if (ts->ts_flags & ATH9K_TX_DATA_UNDERRUN)
828 TX_STAT_INC(qnum, data_underrun);
829 if (ts->ts_flags & ATH9K_TX_DELIM_UNDERRUN)
830 TX_STAT_INC(qnum, delim_underrun);
831
832 #ifdef CONFIG_ATH9K_MAC_DEBUG
833 spin_lock(&sc->debug.samp_lock);
834 TX_SAMP_DBG(jiffies) = jiffies;
835 TX_SAMP_DBG(rssi_ctl0) = ts->ts_rssi_ctl0;
836 TX_SAMP_DBG(rssi_ctl1) = ts->ts_rssi_ctl1;
837 TX_SAMP_DBG(rssi_ctl2) = ts->ts_rssi_ctl2;
838 TX_SAMP_DBG(rssi_ext0) = ts->ts_rssi_ext0;
839 TX_SAMP_DBG(rssi_ext1) = ts->ts_rssi_ext1;
840 TX_SAMP_DBG(rssi_ext2) = ts->ts_rssi_ext2;
841 TX_SAMP_DBG(rateindex) = ts->ts_rateindex;
842 TX_SAMP_DBG(isok) = !!(ts->ts_status & ATH9K_TXERR_MASK);
843 TX_SAMP_DBG(rts_fail_cnt) = ts->ts_shortretry;
844 TX_SAMP_DBG(data_fail_cnt) = ts->ts_longretry;
845 TX_SAMP_DBG(rssi) = ts->ts_rssi;
846 TX_SAMP_DBG(tid) = ts->tid;
847 TX_SAMP_DBG(qid) = ts->qid;
848
849 if (ts->ts_flags & ATH9K_TX_BA) {
850 TX_SAMP_DBG(ba_low) = ts->ba_low;
851 TX_SAMP_DBG(ba_high) = ts->ba_high;
852 } else {
853 TX_SAMP_DBG(ba_low) = 0;
854 TX_SAMP_DBG(ba_high) = 0;
855 }
856
857 sc->debug.tsidx = (sc->debug.tsidx + 1) % ATH_DBG_MAX_SAMPLES;
858 spin_unlock(&sc->debug.samp_lock);
859 #endif
860
861 #undef TX_SAMP_DBG
862 }
863
864 static const struct file_operations fops_xmit = {
865 .read = read_file_xmit,
866 .open = simple_open,
867 .owner = THIS_MODULE,
868 .llseek = default_llseek,
869 };
870
871 static const struct file_operations fops_stations = {
872 .read = read_file_stations,
873 .open = simple_open,
874 .owner = THIS_MODULE,
875 .llseek = default_llseek,
876 };
877
878 static const struct file_operations fops_misc = {
879 .read = read_file_misc,
880 .open = simple_open,
881 .owner = THIS_MODULE,
882 .llseek = default_llseek,
883 };
884
885 static const struct file_operations fops_reset = {
886 .read = read_file_reset,
887 .open = simple_open,
888 .owner = THIS_MODULE,
889 .llseek = default_llseek,
890 };
891
892 static ssize_t read_file_recv(struct file *file, char __user *user_buf,
893 size_t count, loff_t *ppos)
894 {
895 #define PHY_ERR(s, p) \
896 len += snprintf(buf + len, size - len, "%22s : %10u\n", s, \
897 sc->debug.stats.rxstats.phy_err_stats[p]);
898
899 #define RXS_ERR(s, e) \
900 do { \
901 len += snprintf(buf + len, size - len, \
902 "%22s : %10u\n", s, \
903 sc->debug.stats.rxstats.e); \
904 } while (0)
905
906 struct ath_softc *sc = file->private_data;
907 char *buf;
908 unsigned int len = 0, size = 1600;
909 ssize_t retval = 0;
910
911 buf = kzalloc(size, GFP_KERNEL);
912 if (buf == NULL)
913 return -ENOMEM;
914
915 RXS_ERR("CRC ERR", crc_err);
916 RXS_ERR("DECRYPT CRC ERR", decrypt_crc_err);
917 RXS_ERR("PHY ERR", phy_err);
918 RXS_ERR("MIC ERR", mic_err);
919 RXS_ERR("PRE-DELIM CRC ERR", pre_delim_crc_err);
920 RXS_ERR("POST-DELIM CRC ERR", post_delim_crc_err);
921 RXS_ERR("DECRYPT BUSY ERR", decrypt_busy_err);
922 RXS_ERR("RX-LENGTH-ERR", rx_len_err);
923 RXS_ERR("RX-OOM-ERR", rx_oom_err);
924 RXS_ERR("RX-RATE-ERR", rx_rate_err);
925 RXS_ERR("RX-DROP-RXFLUSH", rx_drop_rxflush);
926 RXS_ERR("RX-TOO-MANY-FRAGS", rx_too_many_frags_err);
927
928 PHY_ERR("UNDERRUN ERR", ATH9K_PHYERR_UNDERRUN);
929 PHY_ERR("TIMING ERR", ATH9K_PHYERR_TIMING);
930 PHY_ERR("PARITY ERR", ATH9K_PHYERR_PARITY);
931 PHY_ERR("RATE ERR", ATH9K_PHYERR_RATE);
932 PHY_ERR("LENGTH ERR", ATH9K_PHYERR_LENGTH);
933 PHY_ERR("RADAR ERR", ATH9K_PHYERR_RADAR);
934 PHY_ERR("SERVICE ERR", ATH9K_PHYERR_SERVICE);
935 PHY_ERR("TOR ERR", ATH9K_PHYERR_TOR);
936 PHY_ERR("OFDM-TIMING ERR", ATH9K_PHYERR_OFDM_TIMING);
937 PHY_ERR("OFDM-SIGNAL-PARITY ERR", ATH9K_PHYERR_OFDM_SIGNAL_PARITY);
938 PHY_ERR("OFDM-RATE ERR", ATH9K_PHYERR_OFDM_RATE_ILLEGAL);
939 PHY_ERR("OFDM-LENGTH ERR", ATH9K_PHYERR_OFDM_LENGTH_ILLEGAL);
940 PHY_ERR("OFDM-POWER-DROP ERR", ATH9K_PHYERR_OFDM_POWER_DROP);
941 PHY_ERR("OFDM-SERVICE ERR", ATH9K_PHYERR_OFDM_SERVICE);
942 PHY_ERR("OFDM-RESTART ERR", ATH9K_PHYERR_OFDM_RESTART);
943 PHY_ERR("FALSE-RADAR-EXT ERR", ATH9K_PHYERR_FALSE_RADAR_EXT);
944 PHY_ERR("CCK-TIMING ERR", ATH9K_PHYERR_CCK_TIMING);
945 PHY_ERR("CCK-HEADER-CRC ERR", ATH9K_PHYERR_CCK_HEADER_CRC);
946 PHY_ERR("CCK-RATE ERR", ATH9K_PHYERR_CCK_RATE_ILLEGAL);
947 PHY_ERR("CCK-SERVICE ERR", ATH9K_PHYERR_CCK_SERVICE);
948 PHY_ERR("CCK-RESTART ERR", ATH9K_PHYERR_CCK_RESTART);
949 PHY_ERR("CCK-LENGTH ERR", ATH9K_PHYERR_CCK_LENGTH_ILLEGAL);
950 PHY_ERR("CCK-POWER-DROP ERR", ATH9K_PHYERR_CCK_POWER_DROP);
951 PHY_ERR("HT-CRC ERR", ATH9K_PHYERR_HT_CRC_ERROR);
952 PHY_ERR("HT-LENGTH ERR", ATH9K_PHYERR_HT_LENGTH_ILLEGAL);
953 PHY_ERR("HT-RATE ERR", ATH9K_PHYERR_HT_RATE_ILLEGAL);
954
955 RXS_ERR("RX-Pkts-All", rx_pkts_all);
956 RXS_ERR("RX-Bytes-All", rx_bytes_all);
957 RXS_ERR("RX-Beacons", rx_beacons);
958 RXS_ERR("RX-Frags", rx_frags);
959
960 if (len > size)
961 len = size;
962
963 retval = simple_read_from_buffer(user_buf, count, ppos, buf, len);
964 kfree(buf);
965
966 return retval;
967
968 #undef RXS_ERR
969 #undef PHY_ERR
970 }
971
972 void ath_debug_stat_rx(struct ath_softc *sc, struct ath_rx_status *rs)
973 {
974 #define RX_PHY_ERR_INC(c) sc->debug.stats.rxstats.phy_err_stats[c]++
975 #define RX_SAMP_DBG(c) (sc->debug.bb_mac_samp[sc->debug.sampidx].rs\
976 [sc->debug.rsidx].c)
977
978 RX_STAT_INC(rx_pkts_all);
979 sc->debug.stats.rxstats.rx_bytes_all += rs->rs_datalen;
980
981 if (rs->rs_status & ATH9K_RXERR_CRC)
982 RX_STAT_INC(crc_err);
983 if (rs->rs_status & ATH9K_RXERR_DECRYPT)
984 RX_STAT_INC(decrypt_crc_err);
985 if (rs->rs_status & ATH9K_RXERR_MIC)
986 RX_STAT_INC(mic_err);
987 if (rs->rs_status & ATH9K_RX_DELIM_CRC_PRE)
988 RX_STAT_INC(pre_delim_crc_err);
989 if (rs->rs_status & ATH9K_RX_DELIM_CRC_POST)
990 RX_STAT_INC(post_delim_crc_err);
991 if (rs->rs_status & ATH9K_RX_DECRYPT_BUSY)
992 RX_STAT_INC(decrypt_busy_err);
993
994 if (rs->rs_status & ATH9K_RXERR_PHY) {
995 RX_STAT_INC(phy_err);
996 if (rs->rs_phyerr < ATH9K_PHYERR_MAX)
997 RX_PHY_ERR_INC(rs->rs_phyerr);
998 }
999
1000 #ifdef CONFIG_ATH9K_MAC_DEBUG
1001 spin_lock(&sc->debug.samp_lock);
1002 RX_SAMP_DBG(jiffies) = jiffies;
1003 RX_SAMP_DBG(rssi_ctl0) = rs->rs_rssi_ctl0;
1004 RX_SAMP_DBG(rssi_ctl1) = rs->rs_rssi_ctl1;
1005 RX_SAMP_DBG(rssi_ctl2) = rs->rs_rssi_ctl2;
1006 RX_SAMP_DBG(rssi_ext0) = rs->rs_rssi_ext0;
1007 RX_SAMP_DBG(rssi_ext1) = rs->rs_rssi_ext1;
1008 RX_SAMP_DBG(rssi_ext2) = rs->rs_rssi_ext2;
1009 RX_SAMP_DBG(antenna) = rs->rs_antenna;
1010 RX_SAMP_DBG(rssi) = rs->rs_rssi;
1011 RX_SAMP_DBG(rate) = rs->rs_rate;
1012 RX_SAMP_DBG(is_mybeacon) = rs->is_mybeacon;
1013
1014 sc->debug.rsidx = (sc->debug.rsidx + 1) % ATH_DBG_MAX_SAMPLES;
1015 spin_unlock(&sc->debug.samp_lock);
1016
1017 #endif
1018
1019 #undef RX_PHY_ERR_INC
1020 #undef RX_SAMP_DBG
1021 }
1022
1023 static const struct file_operations fops_recv = {
1024 .read = read_file_recv,
1025 .open = simple_open,
1026 .owner = THIS_MODULE,
1027 .llseek = default_llseek,
1028 };
1029
1030 static ssize_t read_file_regidx(struct file *file, char __user *user_buf,
1031 size_t count, loff_t *ppos)
1032 {
1033 struct ath_softc *sc = file->private_data;
1034 char buf[32];
1035 unsigned int len;
1036
1037 len = sprintf(buf, "0x%08x\n", sc->debug.regidx);
1038 return simple_read_from_buffer(user_buf, count, ppos, buf, len);
1039 }
1040
1041 static ssize_t write_file_regidx(struct file *file, const char __user *user_buf,
1042 size_t count, loff_t *ppos)
1043 {
1044 struct ath_softc *sc = file->private_data;
1045 unsigned long regidx;
1046 char buf[32];
1047 ssize_t len;
1048
1049 len = min(count, sizeof(buf) - 1);
1050 if (copy_from_user(buf, user_buf, len))
1051 return -EFAULT;
1052
1053 buf[len] = '\0';
1054 if (strict_strtoul(buf, 0, &regidx))
1055 return -EINVAL;
1056
1057 sc->debug.regidx = regidx;
1058 return count;
1059 }
1060
1061 static const struct file_operations fops_regidx = {
1062 .read = read_file_regidx,
1063 .write = write_file_regidx,
1064 .open = simple_open,
1065 .owner = THIS_MODULE,
1066 .llseek = default_llseek,
1067 };
1068
1069 static ssize_t read_file_regval(struct file *file, char __user *user_buf,
1070 size_t count, loff_t *ppos)
1071 {
1072 struct ath_softc *sc = file->private_data;
1073 struct ath_hw *ah = sc->sc_ah;
1074 char buf[32];
1075 unsigned int len;
1076 u32 regval;
1077
1078 ath9k_ps_wakeup(sc);
1079 regval = REG_READ_D(ah, sc->debug.regidx);
1080 ath9k_ps_restore(sc);
1081 len = sprintf(buf, "0x%08x\n", regval);
1082 return simple_read_from_buffer(user_buf, count, ppos, buf, len);
1083 }
1084
1085 static ssize_t write_file_regval(struct file *file, const char __user *user_buf,
1086 size_t count, loff_t *ppos)
1087 {
1088 struct ath_softc *sc = file->private_data;
1089 struct ath_hw *ah = sc->sc_ah;
1090 unsigned long regval;
1091 char buf[32];
1092 ssize_t len;
1093
1094 len = min(count, sizeof(buf) - 1);
1095 if (copy_from_user(buf, user_buf, len))
1096 return -EFAULT;
1097
1098 buf[len] = '\0';
1099 if (strict_strtoul(buf, 0, &regval))
1100 return -EINVAL;
1101
1102 ath9k_ps_wakeup(sc);
1103 REG_WRITE_D(ah, sc->debug.regidx, regval);
1104 ath9k_ps_restore(sc);
1105 return count;
1106 }
1107
1108 static const struct file_operations fops_regval = {
1109 .read = read_file_regval,
1110 .write = write_file_regval,
1111 .open = simple_open,
1112 .owner = THIS_MODULE,
1113 .llseek = default_llseek,
1114 };
1115
1116 #define REGDUMP_LINE_SIZE 20
1117
1118 static int open_file_regdump(struct inode *inode, struct file *file)
1119 {
1120 struct ath_softc *sc = inode->i_private;
1121 unsigned int len = 0;
1122 u8 *buf;
1123 int i;
1124 unsigned long num_regs, regdump_len, max_reg_offset;
1125
1126 max_reg_offset = AR_SREV_9300_20_OR_LATER(sc->sc_ah) ? 0x16bd4 : 0xb500;
1127 num_regs = max_reg_offset / 4 + 1;
1128 regdump_len = num_regs * REGDUMP_LINE_SIZE + 1;
1129 buf = vmalloc(regdump_len);
1130 if (!buf)
1131 return -ENOMEM;
1132
1133 ath9k_ps_wakeup(sc);
1134 for (i = 0; i < num_regs; i++)
1135 len += scnprintf(buf + len, regdump_len - len,
1136 "0x%06x 0x%08x\n", i << 2, REG_READ(sc->sc_ah, i << 2));
1137 ath9k_ps_restore(sc);
1138
1139 file->private_data = buf;
1140
1141 return 0;
1142 }
1143
1144 static const struct file_operations fops_regdump = {
1145 .open = open_file_regdump,
1146 .read = ath9k_debugfs_read_buf,
1147 .release = ath9k_debugfs_release_buf,
1148 .owner = THIS_MODULE,
1149 .llseek = default_llseek,/* read accesses f_pos */
1150 };
1151
1152 static ssize_t read_file_dump_nfcal(struct file *file, char __user *user_buf,
1153 size_t count, loff_t *ppos)
1154 {
1155 struct ath_softc *sc = file->private_data;
1156 struct ath_hw *ah = sc->sc_ah;
1157 struct ath9k_nfcal_hist *h = sc->caldata.nfCalHist;
1158 struct ath_common *common = ath9k_hw_common(ah);
1159 struct ieee80211_conf *conf = &common->hw->conf;
1160 u32 len = 0, size = 1500;
1161 u32 i, j;
1162 ssize_t retval = 0;
1163 char *buf;
1164 u8 chainmask = (ah->rxchainmask << 3) | ah->rxchainmask;
1165 u8 nread;
1166
1167 buf = kzalloc(size, GFP_KERNEL);
1168 if (!buf)
1169 return -ENOMEM;
1170
1171 len += snprintf(buf + len, size - len,
1172 "Channel Noise Floor : %d\n", ah->noise);
1173 len += snprintf(buf + len, size - len,
1174 "Chain | privNF | # Readings | NF Readings\n");
1175 for (i = 0; i < NUM_NF_READINGS; i++) {
1176 if (!(chainmask & (1 << i)) ||
1177 ((i >= AR5416_MAX_CHAINS) && !conf_is_ht40(conf)))
1178 continue;
1179
1180 nread = AR_PHY_CCA_FILTERWINDOW_LENGTH - h[i].invalidNFcount;
1181 len += snprintf(buf + len, size - len, " %d\t %d\t %d\t\t",
1182 i, h[i].privNF, nread);
1183 for (j = 0; j < nread; j++)
1184 len += snprintf(buf + len, size - len,
1185 " %d", h[i].nfCalBuffer[j]);
1186 len += snprintf(buf + len, size - len, "\n");
1187 }
1188
1189 if (len > size)
1190 len = size;
1191
1192 retval = simple_read_from_buffer(user_buf, count, ppos, buf, len);
1193 kfree(buf);
1194
1195 return retval;
1196 }
1197
1198 static const struct file_operations fops_dump_nfcal = {
1199 .read = read_file_dump_nfcal,
1200 .open = simple_open,
1201 .owner = THIS_MODULE,
1202 .llseek = default_llseek,
1203 };
1204
1205 static ssize_t read_file_base_eeprom(struct file *file, char __user *user_buf,
1206 size_t count, loff_t *ppos)
1207 {
1208 struct ath_softc *sc = file->private_data;
1209 struct ath_hw *ah = sc->sc_ah;
1210 u32 len = 0, size = 1500;
1211 ssize_t retval = 0;
1212 char *buf;
1213
1214 buf = kzalloc(size, GFP_KERNEL);
1215 if (!buf)
1216 return -ENOMEM;
1217
1218 len = ah->eep_ops->dump_eeprom(ah, true, buf, len, size);
1219
1220 retval = simple_read_from_buffer(user_buf, count, ppos, buf, len);
1221 kfree(buf);
1222
1223 return retval;
1224 }
1225
1226 static const struct file_operations fops_base_eeprom = {
1227 .read = read_file_base_eeprom,
1228 .open = simple_open,
1229 .owner = THIS_MODULE,
1230 .llseek = default_llseek,
1231 };
1232
1233 static ssize_t read_file_modal_eeprom(struct file *file, char __user *user_buf,
1234 size_t count, loff_t *ppos)
1235 {
1236 struct ath_softc *sc = file->private_data;
1237 struct ath_hw *ah = sc->sc_ah;
1238 u32 len = 0, size = 6000;
1239 char *buf;
1240 size_t retval;
1241
1242 buf = kzalloc(size, GFP_KERNEL);
1243 if (buf == NULL)
1244 return -ENOMEM;
1245
1246 len = ah->eep_ops->dump_eeprom(ah, false, buf, len, size);
1247
1248 retval = simple_read_from_buffer(user_buf, count, ppos, buf, len);
1249 kfree(buf);
1250
1251 return retval;
1252 }
1253
1254 static const struct file_operations fops_modal_eeprom = {
1255 .read = read_file_modal_eeprom,
1256 .open = simple_open,
1257 .owner = THIS_MODULE,
1258 .llseek = default_llseek,
1259 };
1260
1261 #ifdef CONFIG_ATH9K_MAC_DEBUG
1262
1263 void ath9k_debug_samp_bb_mac(struct ath_softc *sc)
1264 {
1265 #define ATH_SAMP_DBG(c) (sc->debug.bb_mac_samp[sc->debug.sampidx].c)
1266 struct ath_hw *ah = sc->sc_ah;
1267 struct ath_common *common = ath9k_hw_common(ah);
1268 unsigned long flags;
1269 int i;
1270
1271 ath9k_ps_wakeup(sc);
1272
1273 spin_lock_bh(&sc->debug.samp_lock);
1274
1275 spin_lock_irqsave(&common->cc_lock, flags);
1276 ath_hw_cycle_counters_update(common);
1277
1278 ATH_SAMP_DBG(cc.cycles) = common->cc_ani.cycles;
1279 ATH_SAMP_DBG(cc.rx_busy) = common->cc_ani.rx_busy;
1280 ATH_SAMP_DBG(cc.rx_frame) = common->cc_ani.rx_frame;
1281 ATH_SAMP_DBG(cc.tx_frame) = common->cc_ani.tx_frame;
1282 spin_unlock_irqrestore(&common->cc_lock, flags);
1283
1284 ATH_SAMP_DBG(noise) = ah->noise;
1285
1286 REG_WRITE_D(ah, AR_MACMISC,
1287 ((AR_MACMISC_DMA_OBS_LINE_8 << AR_MACMISC_DMA_OBS_S) |
1288 (AR_MACMISC_MISC_OBS_BUS_1 <<
1289 AR_MACMISC_MISC_OBS_BUS_MSB_S)));
1290
1291 for (i = 0; i < ATH9K_NUM_DMA_DEBUG_REGS; i++)
1292 ATH_SAMP_DBG(dma_dbg_reg_vals[i]) = REG_READ_D(ah,
1293 AR_DMADBG_0 + (i * sizeof(u32)));
1294
1295 ATH_SAMP_DBG(pcu_obs) = REG_READ_D(ah, AR_OBS_BUS_1);
1296 ATH_SAMP_DBG(pcu_cr) = REG_READ_D(ah, AR_CR);
1297
1298 memcpy(ATH_SAMP_DBG(nfCalHist), sc->caldata.nfCalHist,
1299 sizeof(ATH_SAMP_DBG(nfCalHist)));
1300
1301 sc->debug.sampidx = (sc->debug.sampidx + 1) % ATH_DBG_MAX_SAMPLES;
1302 spin_unlock_bh(&sc->debug.samp_lock);
1303 ath9k_ps_restore(sc);
1304
1305 #undef ATH_SAMP_DBG
1306 }
1307
1308 static int open_file_bb_mac_samps(struct inode *inode, struct file *file)
1309 {
1310 #define ATH_SAMP_DBG(c) bb_mac_samp[sampidx].c
1311 struct ath_softc *sc = inode->i_private;
1312 struct ath_hw *ah = sc->sc_ah;
1313 struct ath_common *common = ath9k_hw_common(ah);
1314 struct ieee80211_conf *conf = &common->hw->conf;
1315 struct ath_dbg_bb_mac_samp *bb_mac_samp;
1316 struct ath9k_nfcal_hist *h;
1317 int i, j, qcuOffset = 0, dcuOffset = 0;
1318 u32 *qcuBase, *dcuBase, size = 30000, len = 0;
1319 u32 sampidx = 0;
1320 u8 *buf;
1321 u8 chainmask = (ah->rxchainmask << 3) | ah->rxchainmask;
1322 u8 nread;
1323
1324 if (test_bit(SC_OP_INVALID, &sc->sc_flags))
1325 return -EAGAIN;
1326
1327 buf = vmalloc(size);
1328 if (!buf)
1329 return -ENOMEM;
1330 bb_mac_samp = vmalloc(sizeof(*bb_mac_samp) * ATH_DBG_MAX_SAMPLES);
1331 if (!bb_mac_samp) {
1332 vfree(buf);
1333 return -ENOMEM;
1334 }
1335 /* Account the current state too */
1336 ath9k_debug_samp_bb_mac(sc);
1337
1338 spin_lock_bh(&sc->debug.samp_lock);
1339 memcpy(bb_mac_samp, sc->debug.bb_mac_samp,
1340 sizeof(*bb_mac_samp) * ATH_DBG_MAX_SAMPLES);
1341 len += snprintf(buf + len, size - len,
1342 "Current Sample Index: %d\n", sc->debug.sampidx);
1343 spin_unlock_bh(&sc->debug.samp_lock);
1344
1345 len += snprintf(buf + len, size - len,
1346 "Raw DMA Debug Dump:\n");
1347 len += snprintf(buf + len, size - len, "Sample |\t");
1348 for (i = 0; i < ATH9K_NUM_DMA_DEBUG_REGS; i++)
1349 len += snprintf(buf + len, size - len, " DMA Reg%d |\t", i);
1350 len += snprintf(buf + len, size - len, "\n");
1351
1352 for (sampidx = 0; sampidx < ATH_DBG_MAX_SAMPLES; sampidx++) {
1353 len += snprintf(buf + len, size - len, "%d\t", sampidx);
1354
1355 for (i = 0; i < ATH9K_NUM_DMA_DEBUG_REGS; i++)
1356 len += snprintf(buf + len, size - len, " %08x\t",
1357 ATH_SAMP_DBG(dma_dbg_reg_vals[i]));
1358 len += snprintf(buf + len, size - len, "\n");
1359 }
1360 len += snprintf(buf + len, size - len, "\n");
1361
1362 len += snprintf(buf + len, size - len,
1363 "Sample Num QCU: chain_st fsp_ok fsp_st DCU: chain_st\n");
1364 for (sampidx = 0; sampidx < ATH_DBG_MAX_SAMPLES; sampidx++) {
1365 qcuBase = &ATH_SAMP_DBG(dma_dbg_reg_vals[0]);
1366 dcuBase = &ATH_SAMP_DBG(dma_dbg_reg_vals[4]);
1367
1368 for (i = 0; i < ATH9K_NUM_QUEUES; i++,
1369 qcuOffset += 4, dcuOffset += 5) {
1370 if (i == 8) {
1371 qcuOffset = 0;
1372 qcuBase++;
1373 }
1374
1375 if (i == 6) {
1376 dcuOffset = 0;
1377 dcuBase++;
1378 }
1379 if (!sc->debug.stats.txstats[i].queued)
1380 continue;
1381
1382 len += snprintf(buf + len, size - len,
1383 "%4d %7d %2x %1x %2x %2x\n",
1384 sampidx, i,
1385 (*qcuBase & (0x7 << qcuOffset)) >> qcuOffset,
1386 (*qcuBase & (0x8 << qcuOffset)) >>
1387 (qcuOffset + 3),
1388 ATH_SAMP_DBG(dma_dbg_reg_vals[2]) &
1389 (0x7 << (i * 3)) >> (i * 3),
1390 (*dcuBase & (0x1f << dcuOffset)) >> dcuOffset);
1391 }
1392 len += snprintf(buf + len, size - len, "\n");
1393 }
1394 len += snprintf(buf + len, size - len,
1395 "samp qcu_sh qcu_fh qcu_comp dcu_comp dcu_arb dcu_fp "
1396 "ch_idle_dur ch_idle_dur_val txfifo_val0 txfifo_val1 "
1397 "txfifo_dcu0 txfifo_dcu1 pcu_obs AR_CR\n");
1398
1399 for (sampidx = 0; sampidx < ATH_DBG_MAX_SAMPLES; sampidx++) {
1400 qcuBase = &ATH_SAMP_DBG(dma_dbg_reg_vals[0]);
1401 dcuBase = &ATH_SAMP_DBG(dma_dbg_reg_vals[4]);
1402
1403 len += snprintf(buf + len, size - len, "%4d %5x %5x ", sampidx,
1404 (ATH_SAMP_DBG(dma_dbg_reg_vals[3]) & 0x003c0000) >> 18,
1405 (ATH_SAMP_DBG(dma_dbg_reg_vals[3]) & 0x03c00000) >> 22);
1406 len += snprintf(buf + len, size - len, "%7x %8x ",
1407 (ATH_SAMP_DBG(dma_dbg_reg_vals[3]) & 0x1c000000) >> 26,
1408 (ATH_SAMP_DBG(dma_dbg_reg_vals[6]) & 0x3));
1409 len += snprintf(buf + len, size - len, "%7x %7x ",
1410 (ATH_SAMP_DBG(dma_dbg_reg_vals[5]) & 0x06000000) >> 25,
1411 (ATH_SAMP_DBG(dma_dbg_reg_vals[5]) & 0x38000000) >> 27);
1412 len += snprintf(buf + len, size - len, "%7d %12d ",
1413 (ATH_SAMP_DBG(dma_dbg_reg_vals[6]) & 0x000003fc) >> 2,
1414 (ATH_SAMP_DBG(dma_dbg_reg_vals[6]) & 0x00000400) >> 10);
1415 len += snprintf(buf + len, size - len, "%12d %12d ",
1416 (ATH_SAMP_DBG(dma_dbg_reg_vals[6]) & 0x00000800) >> 11,
1417 (ATH_SAMP_DBG(dma_dbg_reg_vals[6]) & 0x00001000) >> 12);
1418 len += snprintf(buf + len, size - len, "%12d %12d ",
1419 (ATH_SAMP_DBG(dma_dbg_reg_vals[6]) & 0x0001e000) >> 13,
1420 (ATH_SAMP_DBG(dma_dbg_reg_vals[6]) & 0x001e0000) >> 17);
1421 len += snprintf(buf + len, size - len, "0x%07x 0x%07x\n",
1422 ATH_SAMP_DBG(pcu_obs), ATH_SAMP_DBG(pcu_cr));
1423 }
1424
1425 len += snprintf(buf + len, size - len,
1426 "Sample ChNoise Chain privNF #Reading Readings\n");
1427 for (sampidx = 0; sampidx < ATH_DBG_MAX_SAMPLES; sampidx++) {
1428 h = ATH_SAMP_DBG(nfCalHist);
1429 if (!ATH_SAMP_DBG(noise))
1430 continue;
1431
1432 for (i = 0; i < NUM_NF_READINGS; i++) {
1433 if (!(chainmask & (1 << i)) ||
1434 ((i >= AR5416_MAX_CHAINS) && !conf_is_ht40(conf)))
1435 continue;
1436
1437 nread = AR_PHY_CCA_FILTERWINDOW_LENGTH -
1438 h[i].invalidNFcount;
1439 len += snprintf(buf + len, size - len,
1440 "%4d %5d %4d\t %d\t %d\t",
1441 sampidx, ATH_SAMP_DBG(noise),
1442 i, h[i].privNF, nread);
1443 for (j = 0; j < nread; j++)
1444 len += snprintf(buf + len, size - len,
1445 " %d", h[i].nfCalBuffer[j]);
1446 len += snprintf(buf + len, size - len, "\n");
1447 }
1448 }
1449 len += snprintf(buf + len, size - len, "\nCycle counters:\n"
1450 "Sample Total Rxbusy Rxframes Txframes\n");
1451 for (sampidx = 0; sampidx < ATH_DBG_MAX_SAMPLES; sampidx++) {
1452 if (!ATH_SAMP_DBG(cc.cycles))
1453 continue;
1454 len += snprintf(buf + len, size - len,
1455 "%4d %08x %08x %08x %08x\n",
1456 sampidx, ATH_SAMP_DBG(cc.cycles),
1457 ATH_SAMP_DBG(cc.rx_busy),
1458 ATH_SAMP_DBG(cc.rx_frame),
1459 ATH_SAMP_DBG(cc.tx_frame));
1460 }
1461
1462 len += snprintf(buf + len, size - len, "Tx status Dump :\n");
1463 len += snprintf(buf + len, size - len,
1464 "Sample rssi:- ctl0 ctl1 ctl2 ext0 ext1 ext2 comb "
1465 "isok rts_fail data_fail rate tid qid "
1466 "ba_low ba_high tx_before(ms)\n");
1467 for (sampidx = 0; sampidx < ATH_DBG_MAX_SAMPLES; sampidx++) {
1468 for (i = 0; i < ATH_DBG_MAX_SAMPLES; i++) {
1469 if (!ATH_SAMP_DBG(ts[i].jiffies))
1470 continue;
1471 len += snprintf(buf + len, size - len, "%-14d"
1472 "%-4d %-4d %-4d %-4d %-4d %-4d %-4d %-4d %-8d "
1473 "%-9d %-4d %-3d %-3d %08x %08x %-11d\n",
1474 sampidx,
1475 ATH_SAMP_DBG(ts[i].rssi_ctl0),
1476 ATH_SAMP_DBG(ts[i].rssi_ctl1),
1477 ATH_SAMP_DBG(ts[i].rssi_ctl2),
1478 ATH_SAMP_DBG(ts[i].rssi_ext0),
1479 ATH_SAMP_DBG(ts[i].rssi_ext1),
1480 ATH_SAMP_DBG(ts[i].rssi_ext2),
1481 ATH_SAMP_DBG(ts[i].rssi),
1482 ATH_SAMP_DBG(ts[i].isok),
1483 ATH_SAMP_DBG(ts[i].rts_fail_cnt),
1484 ATH_SAMP_DBG(ts[i].data_fail_cnt),
1485 ATH_SAMP_DBG(ts[i].rateindex),
1486 ATH_SAMP_DBG(ts[i].tid),
1487 ATH_SAMP_DBG(ts[i].qid),
1488 ATH_SAMP_DBG(ts[i].ba_low),
1489 ATH_SAMP_DBG(ts[i].ba_high),
1490 jiffies_to_msecs(jiffies -
1491 ATH_SAMP_DBG(ts[i].jiffies)));
1492 }
1493 }
1494
1495 len += snprintf(buf + len, size - len, "Rx status Dump :\n");
1496 len += snprintf(buf + len, size - len, "Sample rssi:- ctl0 ctl1 ctl2 "
1497 "ext0 ext1 ext2 comb beacon ant rate rx_before(ms)\n");
1498 for (sampidx = 0; sampidx < ATH_DBG_MAX_SAMPLES; sampidx++) {
1499 for (i = 0; i < ATH_DBG_MAX_SAMPLES; i++) {
1500 if (!ATH_SAMP_DBG(rs[i].jiffies))
1501 continue;
1502 len += snprintf(buf + len, size - len, "%-14d"
1503 "%-4d %-4d %-4d %-4d %-4d %-4d %-4d %-9s %-2d %02x %-13d\n",
1504 sampidx,
1505 ATH_SAMP_DBG(rs[i].rssi_ctl0),
1506 ATH_SAMP_DBG(rs[i].rssi_ctl1),
1507 ATH_SAMP_DBG(rs[i].rssi_ctl2),
1508 ATH_SAMP_DBG(rs[i].rssi_ext0),
1509 ATH_SAMP_DBG(rs[i].rssi_ext1),
1510 ATH_SAMP_DBG(rs[i].rssi_ext2),
1511 ATH_SAMP_DBG(rs[i].rssi),
1512 ATH_SAMP_DBG(rs[i].is_mybeacon) ?
1513 "True" : "False",
1514 ATH_SAMP_DBG(rs[i].antenna),
1515 ATH_SAMP_DBG(rs[i].rate),
1516 jiffies_to_msecs(jiffies -
1517 ATH_SAMP_DBG(rs[i].jiffies)));
1518 }
1519 }
1520
1521 vfree(bb_mac_samp);
1522 file->private_data = buf;
1523
1524 return 0;
1525 #undef ATH_SAMP_DBG
1526 }
1527
1528 static const struct file_operations fops_samps = {
1529 .open = open_file_bb_mac_samps,
1530 .read = ath9k_debugfs_read_buf,
1531 .release = ath9k_debugfs_release_buf,
1532 .owner = THIS_MODULE,
1533 .llseek = default_llseek,
1534 };
1535
1536 #endif
1537
1538 int ath9k_init_debug(struct ath_hw *ah)
1539 {
1540 struct ath_common *common = ath9k_hw_common(ah);
1541 struct ath_softc *sc = (struct ath_softc *) common->priv;
1542
1543 sc->debug.debugfs_phy = debugfs_create_dir("ath9k",
1544 sc->hw->wiphy->debugfsdir);
1545 if (!sc->debug.debugfs_phy)
1546 return -ENOMEM;
1547
1548 #ifdef CONFIG_ATH_DEBUG
1549 debugfs_create_file("debug", S_IRUSR | S_IWUSR, sc->debug.debugfs_phy,
1550 sc, &fops_debug);
1551 #endif
1552
1553 ath9k_dfs_init_debug(sc);
1554
1555 debugfs_create_file("dma", S_IRUSR, sc->debug.debugfs_phy, sc,
1556 &fops_dma);
1557 debugfs_create_file("interrupt", S_IRUSR, sc->debug.debugfs_phy, sc,
1558 &fops_interrupt);
1559 debugfs_create_file("xmit", S_IRUSR, sc->debug.debugfs_phy, sc,
1560 &fops_xmit);
1561 debugfs_create_u32("qlen_bk", S_IRUSR | S_IWUSR, sc->debug.debugfs_phy,
1562 &sc->tx.txq_max_pending[WME_AC_BK]);
1563 debugfs_create_u32("qlen_be", S_IRUSR | S_IWUSR, sc->debug.debugfs_phy,
1564 &sc->tx.txq_max_pending[WME_AC_BE]);
1565 debugfs_create_u32("qlen_vi", S_IRUSR | S_IWUSR, sc->debug.debugfs_phy,
1566 &sc->tx.txq_max_pending[WME_AC_VI]);
1567 debugfs_create_u32("qlen_vo", S_IRUSR | S_IWUSR, sc->debug.debugfs_phy,
1568 &sc->tx.txq_max_pending[WME_AC_VO]);
1569 debugfs_create_file("stations", S_IRUSR, sc->debug.debugfs_phy, sc,
1570 &fops_stations);
1571 debugfs_create_file("misc", S_IRUSR, sc->debug.debugfs_phy, sc,
1572 &fops_misc);
1573 debugfs_create_file("reset", S_IRUSR, sc->debug.debugfs_phy, sc,
1574 &fops_reset);
1575 debugfs_create_file("recv", S_IRUSR, sc->debug.debugfs_phy, sc,
1576 &fops_recv);
1577 debugfs_create_file("rx_chainmask", S_IRUSR | S_IWUSR,
1578 sc->debug.debugfs_phy, sc, &fops_rx_chainmask);
1579 debugfs_create_file("tx_chainmask", S_IRUSR | S_IWUSR,
1580 sc->debug.debugfs_phy, sc, &fops_tx_chainmask);
1581 debugfs_create_file("disable_ani", S_IRUSR | S_IWUSR,
1582 sc->debug.debugfs_phy, sc, &fops_disable_ani);
1583 debugfs_create_bool("paprd", S_IRUSR | S_IWUSR, sc->debug.debugfs_phy,
1584 &sc->sc_ah->config.enable_paprd);
1585 debugfs_create_file("regidx", S_IRUSR | S_IWUSR, sc->debug.debugfs_phy,
1586 sc, &fops_regidx);
1587 debugfs_create_file("regval", S_IRUSR | S_IWUSR, sc->debug.debugfs_phy,
1588 sc, &fops_regval);
1589 debugfs_create_bool("ignore_extcca", S_IRUSR | S_IWUSR,
1590 sc->debug.debugfs_phy,
1591 &ah->config.cwm_ignore_extcca);
1592 debugfs_create_file("regdump", S_IRUSR, sc->debug.debugfs_phy, sc,
1593 &fops_regdump);
1594 debugfs_create_file("dump_nfcal", S_IRUSR, sc->debug.debugfs_phy, sc,
1595 &fops_dump_nfcal);
1596 debugfs_create_file("base_eeprom", S_IRUSR, sc->debug.debugfs_phy, sc,
1597 &fops_base_eeprom);
1598 debugfs_create_file("modal_eeprom", S_IRUSR, sc->debug.debugfs_phy, sc,
1599 &fops_modal_eeprom);
1600 #ifdef CONFIG_ATH9K_MAC_DEBUG
1601 debugfs_create_file("samples", S_IRUSR, sc->debug.debugfs_phy, sc,
1602 &fops_samps);
1603 #endif
1604
1605 debugfs_create_u32("gpio_mask", S_IRUSR | S_IWUSR,
1606 sc->debug.debugfs_phy, &sc->sc_ah->gpio_mask);
1607
1608 debugfs_create_u32("gpio_val", S_IRUSR | S_IWUSR,
1609 sc->debug.debugfs_phy, &sc->sc_ah->gpio_val);
1610
1611 return 0;
1612 }
Linux kernel - Deliverables
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