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Merge branch 'x86-x32-for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git...
[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 static int ath9k_debugfs_open(struct inode *inode, struct file *file)
30 {
31 file->private_data = inode->i_private;
32 return 0;
33 }
34
35 static ssize_t ath9k_debugfs_read_buf(struct file *file, char __user *user_buf,
36 size_t count, loff_t *ppos)
37 {
38 u8 *buf = file->private_data;
39 return simple_read_from_buffer(user_buf, count, ppos, buf, strlen(buf));
40 }
41
42 static int ath9k_debugfs_release_buf(struct inode *inode, struct file *file)
43 {
44 vfree(file->private_data);
45 return 0;
46 }
47
48 #ifdef CONFIG_ATH_DEBUG
49
50 static ssize_t read_file_debug(struct file *file, char __user *user_buf,
51 size_t count, loff_t *ppos)
52 {
53 struct ath_softc *sc = file->private_data;
54 struct ath_common *common = ath9k_hw_common(sc->sc_ah);
55 char buf[32];
56 unsigned int len;
57
58 len = sprintf(buf, "0x%08x\n", common->debug_mask);
59 return simple_read_from_buffer(user_buf, count, ppos, buf, len);
60 }
61
62 static ssize_t write_file_debug(struct file *file, const char __user *user_buf,
63 size_t count, loff_t *ppos)
64 {
65 struct ath_softc *sc = file->private_data;
66 struct ath_common *common = ath9k_hw_common(sc->sc_ah);
67 unsigned long mask;
68 char buf[32];
69 ssize_t len;
70
71 len = min(count, sizeof(buf) - 1);
72 if (copy_from_user(buf, user_buf, len))
73 return -EFAULT;
74
75 buf[len] = '\0';
76 if (strict_strtoul(buf, 0, &mask))
77 return -EINVAL;
78
79 common->debug_mask = mask;
80 return count;
81 }
82
83 static const struct file_operations fops_debug = {
84 .read = read_file_debug,
85 .write = write_file_debug,
86 .open = ath9k_debugfs_open,
87 .owner = THIS_MODULE,
88 .llseek = default_llseek,
89 };
90
91 #endif
92
93 #define DMA_BUF_LEN 1024
94
95 static ssize_t read_file_tx_chainmask(struct file *file, char __user *user_buf,
96 size_t count, loff_t *ppos)
97 {
98 struct ath_softc *sc = file->private_data;
99 struct ath_hw *ah = sc->sc_ah;
100 char buf[32];
101 unsigned int len;
102
103 len = sprintf(buf, "0x%08x\n", ah->txchainmask);
104 return simple_read_from_buffer(user_buf, count, ppos, buf, len);
105 }
106
107 static ssize_t write_file_tx_chainmask(struct file *file, const char __user *user_buf,
108 size_t count, loff_t *ppos)
109 {
110 struct ath_softc *sc = file->private_data;
111 struct ath_hw *ah = sc->sc_ah;
112 unsigned long mask;
113 char buf[32];
114 ssize_t len;
115
116 len = min(count, sizeof(buf) - 1);
117 if (copy_from_user(buf, user_buf, len))
118 return -EFAULT;
119
120 buf[len] = '\0';
121 if (strict_strtoul(buf, 0, &mask))
122 return -EINVAL;
123
124 ah->txchainmask = mask;
125 ah->caps.tx_chainmask = mask;
126 return count;
127 }
128
129 static const struct file_operations fops_tx_chainmask = {
130 .read = read_file_tx_chainmask,
131 .write = write_file_tx_chainmask,
132 .open = ath9k_debugfs_open,
133 .owner = THIS_MODULE,
134 .llseek = default_llseek,
135 };
136
137
138 static ssize_t read_file_rx_chainmask(struct file *file, char __user *user_buf,
139 size_t count, loff_t *ppos)
140 {
141 struct ath_softc *sc = file->private_data;
142 struct ath_hw *ah = sc->sc_ah;
143 char buf[32];
144 unsigned int len;
145
146 len = sprintf(buf, "0x%08x\n", ah->rxchainmask);
147 return simple_read_from_buffer(user_buf, count, ppos, buf, len);
148 }
149
150 static ssize_t write_file_rx_chainmask(struct file *file, const char __user *user_buf,
151 size_t count, loff_t *ppos)
152 {
153 struct ath_softc *sc = file->private_data;
154 struct ath_hw *ah = sc->sc_ah;
155 unsigned long mask;
156 char buf[32];
157 ssize_t len;
158
159 len = min(count, sizeof(buf) - 1);
160 if (copy_from_user(buf, user_buf, len))
161 return -EFAULT;
162
163 buf[len] = '\0';
164 if (strict_strtoul(buf, 0, &mask))
165 return -EINVAL;
166
167 ah->rxchainmask = mask;
168 ah->caps.rx_chainmask = mask;
169 return count;
170 }
171
172 static const struct file_operations fops_rx_chainmask = {
173 .read = read_file_rx_chainmask,
174 .write = write_file_rx_chainmask,
175 .open = ath9k_debugfs_open,
176 .owner = THIS_MODULE,
177 .llseek = default_llseek,
178 };
179
180 static ssize_t read_file_disable_ani(struct file *file, char __user *user_buf,
181 size_t count, loff_t *ppos)
182 {
183 struct ath_softc *sc = file->private_data;
184 struct ath_common *common = ath9k_hw_common(sc->sc_ah);
185 char buf[32];
186 unsigned int len;
187
188 len = sprintf(buf, "%d\n", common->disable_ani);
189 return simple_read_from_buffer(user_buf, count, ppos, buf, len);
190 }
191
192 static ssize_t write_file_disable_ani(struct file *file,
193 const char __user *user_buf,
194 size_t count, loff_t *ppos)
195 {
196 struct ath_softc *sc = file->private_data;
197 struct ath_common *common = ath9k_hw_common(sc->sc_ah);
198 unsigned long disable_ani;
199 char buf[32];
200 ssize_t len;
201
202 len = min(count, sizeof(buf) - 1);
203 if (copy_from_user(buf, user_buf, len))
204 return -EFAULT;
205
206 buf[len] = '\0';
207 if (strict_strtoul(buf, 0, &disable_ani))
208 return -EINVAL;
209
210 common->disable_ani = !!disable_ani;
211
212 if (disable_ani) {
213 sc->sc_flags &= ~SC_OP_ANI_RUN;
214 del_timer_sync(&common->ani.timer);
215 } else {
216 sc->sc_flags |= SC_OP_ANI_RUN;
217 ath_start_ani(common);
218 }
219
220 return count;
221 }
222
223 static const struct file_operations fops_disable_ani = {
224 .read = read_file_disable_ani,
225 .write = write_file_disable_ani,
226 .open = ath9k_debugfs_open,
227 .owner = THIS_MODULE,
228 .llseek = default_llseek,
229 };
230
231 static ssize_t read_file_dma(struct file *file, char __user *user_buf,
232 size_t count, loff_t *ppos)
233 {
234 struct ath_softc *sc = file->private_data;
235 struct ath_hw *ah = sc->sc_ah;
236 char *buf;
237 int retval;
238 unsigned int len = 0;
239 u32 val[ATH9K_NUM_DMA_DEBUG_REGS];
240 int i, qcuOffset = 0, dcuOffset = 0;
241 u32 *qcuBase = &val[0], *dcuBase = &val[4];
242
243 buf = kmalloc(DMA_BUF_LEN, GFP_KERNEL);
244 if (!buf)
245 return -ENOMEM;
246
247 ath9k_ps_wakeup(sc);
248
249 REG_WRITE_D(ah, AR_MACMISC,
250 ((AR_MACMISC_DMA_OBS_LINE_8 << AR_MACMISC_DMA_OBS_S) |
251 (AR_MACMISC_MISC_OBS_BUS_1 <<
252 AR_MACMISC_MISC_OBS_BUS_MSB_S)));
253
254 len += snprintf(buf + len, DMA_BUF_LEN - len,
255 "Raw DMA Debug values:\n");
256
257 for (i = 0; i < ATH9K_NUM_DMA_DEBUG_REGS; i++) {
258 if (i % 4 == 0)
259 len += snprintf(buf + len, DMA_BUF_LEN - len, "\n");
260
261 val[i] = REG_READ_D(ah, AR_DMADBG_0 + (i * sizeof(u32)));
262 len += snprintf(buf + len, DMA_BUF_LEN - len, "%d: %08x ",
263 i, val[i]);
264 }
265
266 len += snprintf(buf + len, DMA_BUF_LEN - len, "\n\n");
267 len += snprintf(buf + len, DMA_BUF_LEN - len,
268 "Num QCU: chain_st fsp_ok fsp_st DCU: chain_st\n");
269
270 for (i = 0; i < ATH9K_NUM_QUEUES; i++, qcuOffset += 4, dcuOffset += 5) {
271 if (i == 8) {
272 qcuOffset = 0;
273 qcuBase++;
274 }
275
276 if (i == 6) {
277 dcuOffset = 0;
278 dcuBase++;
279 }
280
281 len += snprintf(buf + len, DMA_BUF_LEN - len,
282 "%2d %2x %1x %2x %2x\n",
283 i, (*qcuBase & (0x7 << qcuOffset)) >> qcuOffset,
284 (*qcuBase & (0x8 << qcuOffset)) >> (qcuOffset + 3),
285 val[2] & (0x7 << (i * 3)) >> (i * 3),
286 (*dcuBase & (0x1f << dcuOffset)) >> dcuOffset);
287 }
288
289 len += snprintf(buf + len, DMA_BUF_LEN - len, "\n");
290
291 len += snprintf(buf + len, DMA_BUF_LEN - len,
292 "qcu_stitch state: %2x qcu_fetch state: %2x\n",
293 (val[3] & 0x003c0000) >> 18, (val[3] & 0x03c00000) >> 22);
294 len += snprintf(buf + len, DMA_BUF_LEN - len,
295 "qcu_complete state: %2x dcu_complete state: %2x\n",
296 (val[3] & 0x1c000000) >> 26, (val[6] & 0x3));
297 len += snprintf(buf + len, DMA_BUF_LEN - len,
298 "dcu_arb state: %2x dcu_fp state: %2x\n",
299 (val[5] & 0x06000000) >> 25, (val[5] & 0x38000000) >> 27);
300 len += snprintf(buf + len, DMA_BUF_LEN - len,
301 "chan_idle_dur: %3d chan_idle_dur_valid: %1d\n",
302 (val[6] & 0x000003fc) >> 2, (val[6] & 0x00000400) >> 10);
303 len += snprintf(buf + len, DMA_BUF_LEN - len,
304 "txfifo_valid_0: %1d txfifo_valid_1: %1d\n",
305 (val[6] & 0x00000800) >> 11, (val[6] & 0x00001000) >> 12);
306 len += snprintf(buf + len, DMA_BUF_LEN - len,
307 "txfifo_dcu_num_0: %2d txfifo_dcu_num_1: %2d\n",
308 (val[6] & 0x0001e000) >> 13, (val[6] & 0x001e0000) >> 17);
309
310 len += snprintf(buf + len, DMA_BUF_LEN - len, "pcu observe: 0x%x\n",
311 REG_READ_D(ah, AR_OBS_BUS_1));
312 len += snprintf(buf + len, DMA_BUF_LEN - len,
313 "AR_CR: 0x%x\n", REG_READ_D(ah, AR_CR));
314
315 ath9k_ps_restore(sc);
316
317 if (len > DMA_BUF_LEN)
318 len = DMA_BUF_LEN;
319
320 retval = simple_read_from_buffer(user_buf, count, ppos, buf, len);
321 kfree(buf);
322 return retval;
323 }
324
325 static const struct file_operations fops_dma = {
326 .read = read_file_dma,
327 .open = ath9k_debugfs_open,
328 .owner = THIS_MODULE,
329 .llseek = default_llseek,
330 };
331
332
333 void ath_debug_stat_interrupt(struct ath_softc *sc, enum ath9k_int status)
334 {
335 if (status)
336 sc->debug.stats.istats.total++;
337 if (sc->sc_ah->caps.hw_caps & ATH9K_HW_CAP_EDMA) {
338 if (status & ATH9K_INT_RXLP)
339 sc->debug.stats.istats.rxlp++;
340 if (status & ATH9K_INT_RXHP)
341 sc->debug.stats.istats.rxhp++;
342 if (status & ATH9K_INT_BB_WATCHDOG)
343 sc->debug.stats.istats.bb_watchdog++;
344 } else {
345 if (status & ATH9K_INT_RX)
346 sc->debug.stats.istats.rxok++;
347 }
348 if (status & ATH9K_INT_RXEOL)
349 sc->debug.stats.istats.rxeol++;
350 if (status & ATH9K_INT_RXORN)
351 sc->debug.stats.istats.rxorn++;
352 if (status & ATH9K_INT_TX)
353 sc->debug.stats.istats.txok++;
354 if (status & ATH9K_INT_TXURN)
355 sc->debug.stats.istats.txurn++;
356 if (status & ATH9K_INT_MIB)
357 sc->debug.stats.istats.mib++;
358 if (status & ATH9K_INT_RXPHY)
359 sc->debug.stats.istats.rxphyerr++;
360 if (status & ATH9K_INT_RXKCM)
361 sc->debug.stats.istats.rx_keycache_miss++;
362 if (status & ATH9K_INT_SWBA)
363 sc->debug.stats.istats.swba++;
364 if (status & ATH9K_INT_BMISS)
365 sc->debug.stats.istats.bmiss++;
366 if (status & ATH9K_INT_BNR)
367 sc->debug.stats.istats.bnr++;
368 if (status & ATH9K_INT_CST)
369 sc->debug.stats.istats.cst++;
370 if (status & ATH9K_INT_GTT)
371 sc->debug.stats.istats.gtt++;
372 if (status & ATH9K_INT_TIM)
373 sc->debug.stats.istats.tim++;
374 if (status & ATH9K_INT_CABEND)
375 sc->debug.stats.istats.cabend++;
376 if (status & ATH9K_INT_DTIMSYNC)
377 sc->debug.stats.istats.dtimsync++;
378 if (status & ATH9K_INT_DTIM)
379 sc->debug.stats.istats.dtim++;
380 if (status & ATH9K_INT_TSFOOR)
381 sc->debug.stats.istats.tsfoor++;
382 }
383
384 static ssize_t read_file_interrupt(struct file *file, char __user *user_buf,
385 size_t count, loff_t *ppos)
386 {
387 struct ath_softc *sc = file->private_data;
388 char buf[512];
389 unsigned int len = 0;
390
391 if (sc->sc_ah->caps.hw_caps & ATH9K_HW_CAP_EDMA) {
392 len += snprintf(buf + len, sizeof(buf) - len,
393 "%8s: %10u\n", "RXLP", sc->debug.stats.istats.rxlp);
394 len += snprintf(buf + len, sizeof(buf) - len,
395 "%8s: %10u\n", "RXHP", sc->debug.stats.istats.rxhp);
396 len += snprintf(buf + len, sizeof(buf) - len,
397 "%8s: %10u\n", "WATCHDOG",
398 sc->debug.stats.istats.bb_watchdog);
399 } else {
400 len += snprintf(buf + len, sizeof(buf) - len,
401 "%8s: %10u\n", "RX", sc->debug.stats.istats.rxok);
402 }
403 len += snprintf(buf + len, sizeof(buf) - len,
404 "%8s: %10u\n", "RXEOL", sc->debug.stats.istats.rxeol);
405 len += snprintf(buf + len, sizeof(buf) - len,
406 "%8s: %10u\n", "RXORN", sc->debug.stats.istats.rxorn);
407 len += snprintf(buf + len, sizeof(buf) - len,
408 "%8s: %10u\n", "TX", sc->debug.stats.istats.txok);
409 len += snprintf(buf + len, sizeof(buf) - len,
410 "%8s: %10u\n", "TXURN", sc->debug.stats.istats.txurn);
411 len += snprintf(buf + len, sizeof(buf) - len,
412 "%8s: %10u\n", "MIB", sc->debug.stats.istats.mib);
413 len += snprintf(buf + len, sizeof(buf) - len,
414 "%8s: %10u\n", "RXPHY", sc->debug.stats.istats.rxphyerr);
415 len += snprintf(buf + len, sizeof(buf) - len,
416 "%8s: %10u\n", "RXKCM", sc->debug.stats.istats.rx_keycache_miss);
417 len += snprintf(buf + len, sizeof(buf) - len,
418 "%8s: %10u\n", "SWBA", sc->debug.stats.istats.swba);
419 len += snprintf(buf + len, sizeof(buf) - len,
420 "%8s: %10u\n", "BMISS", sc->debug.stats.istats.bmiss);
421 len += snprintf(buf + len, sizeof(buf) - len,
422 "%8s: %10u\n", "BNR", sc->debug.stats.istats.bnr);
423 len += snprintf(buf + len, sizeof(buf) - len,
424 "%8s: %10u\n", "CST", sc->debug.stats.istats.cst);
425 len += snprintf(buf + len, sizeof(buf) - len,
426 "%8s: %10u\n", "GTT", sc->debug.stats.istats.gtt);
427 len += snprintf(buf + len, sizeof(buf) - len,
428 "%8s: %10u\n", "TIM", sc->debug.stats.istats.tim);
429 len += snprintf(buf + len, sizeof(buf) - len,
430 "%8s: %10u\n", "CABEND", sc->debug.stats.istats.cabend);
431 len += snprintf(buf + len, sizeof(buf) - len,
432 "%8s: %10u\n", "DTIMSYNC", sc->debug.stats.istats.dtimsync);
433 len += snprintf(buf + len, sizeof(buf) - len,
434 "%8s: %10u\n", "DTIM", sc->debug.stats.istats.dtim);
435 len += snprintf(buf + len, sizeof(buf) - len,
436 "%8s: %10u\n", "TSFOOR", sc->debug.stats.istats.tsfoor);
437 len += snprintf(buf + len, sizeof(buf) - len,
438 "%8s: %10u\n", "TOTAL", sc->debug.stats.istats.total);
439
440
441 if (len > sizeof(buf))
442 len = sizeof(buf);
443
444 return simple_read_from_buffer(user_buf, count, ppos, buf, len);
445 }
446
447 static const struct file_operations fops_interrupt = {
448 .read = read_file_interrupt,
449 .open = ath9k_debugfs_open,
450 .owner = THIS_MODULE,
451 .llseek = default_llseek,
452 };
453
454 #define PR_QNUM(_n) sc->tx.txq_map[_n]->axq_qnum
455 #define PR(str, elem) \
456 do { \
457 len += snprintf(buf + len, size - len, \
458 "%s%13u%11u%10u%10u\n", str, \
459 sc->debug.stats.txstats[PR_QNUM(WME_AC_BE)].elem, \
460 sc->debug.stats.txstats[PR_QNUM(WME_AC_BK)].elem, \
461 sc->debug.stats.txstats[PR_QNUM(WME_AC_VI)].elem, \
462 sc->debug.stats.txstats[PR_QNUM(WME_AC_VO)].elem); \
463 if (len >= size) \
464 goto done; \
465 } while(0)
466
467 #define PRX(str, elem) \
468 do { \
469 len += snprintf(buf + len, size - len, \
470 "%s%13u%11u%10u%10u\n", str, \
471 (unsigned int)(sc->tx.txq_map[WME_AC_BE]->elem), \
472 (unsigned int)(sc->tx.txq_map[WME_AC_BK]->elem), \
473 (unsigned int)(sc->tx.txq_map[WME_AC_VI]->elem), \
474 (unsigned int)(sc->tx.txq_map[WME_AC_VO]->elem)); \
475 if (len >= size) \
476 goto done; \
477 } while(0)
478
479 #define PRQLE(str, elem) \
480 do { \
481 len += snprintf(buf + len, size - len, \
482 "%s%13i%11i%10i%10i\n", str, \
483 list_empty(&sc->tx.txq_map[WME_AC_BE]->elem), \
484 list_empty(&sc->tx.txq_map[WME_AC_BK]->elem), \
485 list_empty(&sc->tx.txq_map[WME_AC_VI]->elem), \
486 list_empty(&sc->tx.txq_map[WME_AC_VO]->elem)); \
487 if (len >= size) \
488 goto done; \
489 } while (0)
490
491 static ssize_t read_file_xmit(struct file *file, char __user *user_buf,
492 size_t count, loff_t *ppos)
493 {
494 struct ath_softc *sc = file->private_data;
495 char *buf;
496 unsigned int len = 0, size = 8000;
497 int i;
498 ssize_t retval = 0;
499 char tmp[32];
500
501 buf = kzalloc(size, GFP_KERNEL);
502 if (buf == NULL)
503 return -ENOMEM;
504
505 len += sprintf(buf, "Num-Tx-Queues: %i tx-queues-setup: 0x%x"
506 " poll-work-seen: %u\n"
507 "%30s %10s%10s%10s\n\n",
508 ATH9K_NUM_TX_QUEUES, sc->tx.txqsetup,
509 sc->tx_complete_poll_work_seen,
510 "BE", "BK", "VI", "VO");
511
512 PR("MPDUs Queued: ", queued);
513 PR("MPDUs Completed: ", completed);
514 PR("MPDUs XRetried: ", xretries);
515 PR("Aggregates: ", a_aggr);
516 PR("AMPDUs Queued HW:", a_queued_hw);
517 PR("AMPDUs Queued SW:", a_queued_sw);
518 PR("AMPDUs Completed:", a_completed);
519 PR("AMPDUs Retried: ", a_retries);
520 PR("AMPDUs XRetried: ", a_xretries);
521 PR("FIFO Underrun: ", fifo_underrun);
522 PR("TXOP Exceeded: ", xtxop);
523 PR("TXTIMER Expiry: ", timer_exp);
524 PR("DESC CFG Error: ", desc_cfg_err);
525 PR("DATA Underrun: ", data_underrun);
526 PR("DELIM Underrun: ", delim_underrun);
527 PR("TX-Pkts-All: ", tx_pkts_all);
528 PR("TX-Bytes-All: ", tx_bytes_all);
529 PR("hw-put-tx-buf: ", puttxbuf);
530 PR("hw-tx-start: ", txstart);
531 PR("hw-tx-proc-desc: ", txprocdesc);
532 len += snprintf(buf + len, size - len,
533 "%s%11p%11p%10p%10p\n", "txq-memory-address:",
534 sc->tx.txq_map[WME_AC_BE],
535 sc->tx.txq_map[WME_AC_BK],
536 sc->tx.txq_map[WME_AC_VI],
537 sc->tx.txq_map[WME_AC_VO]);
538 if (len >= size)
539 goto done;
540
541 PRX("axq-qnum: ", axq_qnum);
542 PRX("axq-depth: ", axq_depth);
543 PRX("axq-ampdu_depth: ", axq_ampdu_depth);
544 PRX("axq-stopped ", stopped);
545 PRX("tx-in-progress ", axq_tx_inprogress);
546 PRX("pending-frames ", pending_frames);
547 PRX("txq_headidx: ", txq_headidx);
548 PRX("txq_tailidx: ", txq_headidx);
549
550 PRQLE("axq_q empty: ", axq_q);
551 PRQLE("axq_acq empty: ", axq_acq);
552 for (i = 0; i < ATH_TXFIFO_DEPTH; i++) {
553 snprintf(tmp, sizeof(tmp) - 1, "txq_fifo[%i] empty: ", i);
554 PRQLE(tmp, txq_fifo[i]);
555 }
556
557 /* Print out more detailed queue-info */
558 for (i = 0; i <= WME_AC_BK; i++) {
559 struct ath_txq *txq = &(sc->tx.txq[i]);
560 struct ath_atx_ac *ac;
561 struct ath_atx_tid *tid;
562 if (len >= size)
563 goto done;
564 spin_lock_bh(&txq->axq_lock);
565 if (!list_empty(&txq->axq_acq)) {
566 ac = list_first_entry(&txq->axq_acq, struct ath_atx_ac,
567 list);
568 len += snprintf(buf + len, size - len,
569 "txq[%i] first-ac: %p sched: %i\n",
570 i, ac, ac->sched);
571 if (list_empty(&ac->tid_q) || (len >= size))
572 goto done_for;
573 tid = list_first_entry(&ac->tid_q, struct ath_atx_tid,
574 list);
575 len += snprintf(buf + len, size - len,
576 " first-tid: %p sched: %i paused: %i\n",
577 tid, tid->sched, tid->paused);
578 }
579 done_for:
580 spin_unlock_bh(&txq->axq_lock);
581 }
582
583 done:
584 if (len > size)
585 len = size;
586
587 retval = simple_read_from_buffer(user_buf, count, ppos, buf, len);
588 kfree(buf);
589
590 return retval;
591 }
592
593 static ssize_t read_file_stations(struct file *file, char __user *user_buf,
594 size_t count, loff_t *ppos)
595 {
596 struct ath_softc *sc = file->private_data;
597 char *buf;
598 unsigned int len = 0, size = 64000;
599 struct ath_node *an = NULL;
600 ssize_t retval = 0;
601 int q;
602
603 buf = kzalloc(size, GFP_KERNEL);
604 if (buf == NULL)
605 return -ENOMEM;
606
607 len += snprintf(buf + len, size - len,
608 "Stations:\n"
609 " tid: addr sched paused buf_q-empty an ac baw\n"
610 " ac: addr sched tid_q-empty txq\n");
611
612 spin_lock(&sc->nodes_lock);
613 list_for_each_entry(an, &sc->nodes, list) {
614 unsigned short ma = an->maxampdu;
615 if (ma == 0)
616 ma = 65535; /* see ath_lookup_rate */
617 len += snprintf(buf + len, size - len,
618 "iface: %pM sta: %pM max-ampdu: %hu mpdu-density: %uus\n",
619 an->vif->addr, an->sta->addr, ma,
620 (unsigned int)(an->mpdudensity));
621 if (len >= size)
622 goto done;
623
624 for (q = 0; q < WME_NUM_TID; q++) {
625 struct ath_atx_tid *tid = &(an->tid[q]);
626 len += snprintf(buf + len, size - len,
627 " tid: %p %s %s %i %p %p %hu\n",
628 tid, tid->sched ? "sched" : "idle",
629 tid->paused ? "paused" : "running",
630 skb_queue_empty(&tid->buf_q),
631 tid->an, tid->ac, tid->baw_size);
632 if (len >= size)
633 goto done;
634 }
635
636 for (q = 0; q < WME_NUM_AC; q++) {
637 struct ath_atx_ac *ac = &(an->ac[q]);
638 len += snprintf(buf + len, size - len,
639 " ac: %p %s %i %p\n",
640 ac, ac->sched ? "sched" : "idle",
641 list_empty(&ac->tid_q), ac->txq);
642 if (len >= size)
643 goto done;
644 }
645 }
646
647 done:
648 spin_unlock(&sc->nodes_lock);
649 if (len > size)
650 len = size;
651
652 retval = simple_read_from_buffer(user_buf, count, ppos, buf, len);
653 kfree(buf);
654
655 return retval;
656 }
657
658 static ssize_t read_file_misc(struct file *file, char __user *user_buf,
659 size_t count, loff_t *ppos)
660 {
661 struct ath_softc *sc = file->private_data;
662 struct ath_common *common = ath9k_hw_common(sc->sc_ah);
663 struct ieee80211_hw *hw = sc->hw;
664 struct ath9k_vif_iter_data iter_data;
665 char buf[512];
666 unsigned int len = 0;
667 ssize_t retval = 0;
668 unsigned int reg;
669 u32 rxfilter;
670
671 len += snprintf(buf + len, sizeof(buf) - len,
672 "BSSID: %pM\n", common->curbssid);
673 len += snprintf(buf + len, sizeof(buf) - len,
674 "BSSID-MASK: %pM\n", common->bssidmask);
675 len += snprintf(buf + len, sizeof(buf) - len,
676 "OPMODE: %s\n", ath_opmode_to_string(sc->sc_ah->opmode));
677
678 ath9k_ps_wakeup(sc);
679 rxfilter = ath9k_hw_getrxfilter(sc->sc_ah);
680 ath9k_ps_restore(sc);
681
682 len += snprintf(buf + len, sizeof(buf) - len,
683 "RXFILTER: 0x%x", rxfilter);
684
685 if (rxfilter & ATH9K_RX_FILTER_UCAST)
686 len += snprintf(buf + len, sizeof(buf) - len, " UCAST");
687 if (rxfilter & ATH9K_RX_FILTER_MCAST)
688 len += snprintf(buf + len, sizeof(buf) - len, " MCAST");
689 if (rxfilter & ATH9K_RX_FILTER_BCAST)
690 len += snprintf(buf + len, sizeof(buf) - len, " BCAST");
691 if (rxfilter & ATH9K_RX_FILTER_CONTROL)
692 len += snprintf(buf + len, sizeof(buf) - len, " CONTROL");
693 if (rxfilter & ATH9K_RX_FILTER_BEACON)
694 len += snprintf(buf + len, sizeof(buf) - len, " BEACON");
695 if (rxfilter & ATH9K_RX_FILTER_PROM)
696 len += snprintf(buf + len, sizeof(buf) - len, " PROM");
697 if (rxfilter & ATH9K_RX_FILTER_PROBEREQ)
698 len += snprintf(buf + len, sizeof(buf) - len, " PROBEREQ");
699 if (rxfilter & ATH9K_RX_FILTER_PHYERR)
700 len += snprintf(buf + len, sizeof(buf) - len, " PHYERR");
701 if (rxfilter & ATH9K_RX_FILTER_MYBEACON)
702 len += snprintf(buf + len, sizeof(buf) - len, " MYBEACON");
703 if (rxfilter & ATH9K_RX_FILTER_COMP_BAR)
704 len += snprintf(buf + len, sizeof(buf) - len, " COMP_BAR");
705 if (rxfilter & ATH9K_RX_FILTER_PSPOLL)
706 len += snprintf(buf + len, sizeof(buf) - len, " PSPOLL");
707 if (rxfilter & ATH9K_RX_FILTER_PHYRADAR)
708 len += snprintf(buf + len, sizeof(buf) - len, " PHYRADAR");
709 if (rxfilter & ATH9K_RX_FILTER_MCAST_BCAST_ALL)
710 len += snprintf(buf + len, sizeof(buf) - len, " MCAST_BCAST_ALL");
711 if (rxfilter & ATH9K_RX_FILTER_CONTROL_WRAPPER)
712 len += snprintf(buf + len, sizeof(buf) - len, " CONTROL_WRAPPER");
713
714 len += snprintf(buf + len, sizeof(buf) - len, "\n");
715
716 reg = sc->sc_ah->imask;
717
718 len += snprintf(buf + len, sizeof(buf) - len, "INTERRUPT-MASK: 0x%x", reg);
719
720 if (reg & ATH9K_INT_SWBA)
721 len += snprintf(buf + len, sizeof(buf) - len, " SWBA");
722 if (reg & ATH9K_INT_BMISS)
723 len += snprintf(buf + len, sizeof(buf) - len, " BMISS");
724 if (reg & ATH9K_INT_CST)
725 len += snprintf(buf + len, sizeof(buf) - len, " CST");
726 if (reg & ATH9K_INT_RX)
727 len += snprintf(buf + len, sizeof(buf) - len, " RX");
728 if (reg & ATH9K_INT_RXHP)
729 len += snprintf(buf + len, sizeof(buf) - len, " RXHP");
730 if (reg & ATH9K_INT_RXLP)
731 len += snprintf(buf + len, sizeof(buf) - len, " RXLP");
732 if (reg & ATH9K_INT_BB_WATCHDOG)
733 len += snprintf(buf + len, sizeof(buf) - len, " BB_WATCHDOG");
734
735 len += snprintf(buf + len, sizeof(buf) - len, "\n");
736
737 ath9k_calculate_iter_data(hw, NULL, &iter_data);
738
739 len += snprintf(buf + len, sizeof(buf) - len,
740 "VIF-COUNTS: AP: %i STA: %i MESH: %i WDS: %i"
741 " ADHOC: %i TOTAL: %hi BEACON-VIF: %hi\n",
742 iter_data.naps, iter_data.nstations, iter_data.nmeshes,
743 iter_data.nwds, iter_data.nadhocs,
744 sc->nvifs, sc->nbcnvifs);
745
746 if (len > sizeof(buf))
747 len = sizeof(buf);
748
749 retval = simple_read_from_buffer(user_buf, count, ppos, buf, len);
750 return retval;
751 }
752
753 static ssize_t read_file_reset(struct file *file, char __user *user_buf,
754 size_t count, loff_t *ppos)
755 {
756 struct ath_softc *sc = file->private_data;
757 char buf[512];
758 unsigned int len = 0;
759
760 len += snprintf(buf + len, sizeof(buf) - len,
761 "%17s: %2d\n", "Baseband Hang",
762 sc->debug.stats.reset[RESET_TYPE_BB_HANG]);
763 len += snprintf(buf + len, sizeof(buf) - len,
764 "%17s: %2d\n", "Baseband Watchdog",
765 sc->debug.stats.reset[RESET_TYPE_BB_WATCHDOG]);
766 len += snprintf(buf + len, sizeof(buf) - len,
767 "%17s: %2d\n", "Fatal HW Error",
768 sc->debug.stats.reset[RESET_TYPE_FATAL_INT]);
769 len += snprintf(buf + len, sizeof(buf) - len,
770 "%17s: %2d\n", "TX HW error",
771 sc->debug.stats.reset[RESET_TYPE_TX_ERROR]);
772 len += snprintf(buf + len, sizeof(buf) - len,
773 "%17s: %2d\n", "TX Path Hang",
774 sc->debug.stats.reset[RESET_TYPE_TX_HANG]);
775 len += snprintf(buf + len, sizeof(buf) - len,
776 "%17s: %2d\n", "PLL RX Hang",
777 sc->debug.stats.reset[RESET_TYPE_PLL_HANG]);
778
779 if (len > sizeof(buf))
780 len = sizeof(buf);
781
782 return simple_read_from_buffer(user_buf, count, ppos, buf, len);
783 }
784
785 void ath_debug_stat_tx(struct ath_softc *sc, struct ath_buf *bf,
786 struct ath_tx_status *ts, struct ath_txq *txq,
787 unsigned int flags)
788 {
789 #define TX_SAMP_DBG(c) (sc->debug.bb_mac_samp[sc->debug.sampidx].ts\
790 [sc->debug.tsidx].c)
791 int qnum = txq->axq_qnum;
792
793 TX_STAT_INC(qnum, tx_pkts_all);
794 sc->debug.stats.txstats[qnum].tx_bytes_all += bf->bf_mpdu->len;
795
796 if (bf_isampdu(bf)) {
797 if (flags & ATH_TX_ERROR)
798 TX_STAT_INC(qnum, a_xretries);
799 else
800 TX_STAT_INC(qnum, a_completed);
801 } else {
802 if (ts->ts_status & ATH9K_TXERR_XRETRY)
803 TX_STAT_INC(qnum, xretries);
804 else
805 TX_STAT_INC(qnum, completed);
806 }
807
808 if (ts->ts_status & ATH9K_TXERR_FIFO)
809 TX_STAT_INC(qnum, fifo_underrun);
810 if (ts->ts_status & ATH9K_TXERR_XTXOP)
811 TX_STAT_INC(qnum, xtxop);
812 if (ts->ts_status & ATH9K_TXERR_TIMER_EXPIRED)
813 TX_STAT_INC(qnum, timer_exp);
814 if (ts->ts_flags & ATH9K_TX_DESC_CFG_ERR)
815 TX_STAT_INC(qnum, desc_cfg_err);
816 if (ts->ts_flags & ATH9K_TX_DATA_UNDERRUN)
817 TX_STAT_INC(qnum, data_underrun);
818 if (ts->ts_flags & ATH9K_TX_DELIM_UNDERRUN)
819 TX_STAT_INC(qnum, delim_underrun);
820
821 #ifdef CONFIG_ATH9K_MAC_DEBUG
822 spin_lock(&sc->debug.samp_lock);
823 TX_SAMP_DBG(jiffies) = jiffies;
824 TX_SAMP_DBG(rssi_ctl0) = ts->ts_rssi_ctl0;
825 TX_SAMP_DBG(rssi_ctl1) = ts->ts_rssi_ctl1;
826 TX_SAMP_DBG(rssi_ctl2) = ts->ts_rssi_ctl2;
827 TX_SAMP_DBG(rssi_ext0) = ts->ts_rssi_ext0;
828 TX_SAMP_DBG(rssi_ext1) = ts->ts_rssi_ext1;
829 TX_SAMP_DBG(rssi_ext2) = ts->ts_rssi_ext2;
830 TX_SAMP_DBG(rateindex) = ts->ts_rateindex;
831 TX_SAMP_DBG(isok) = !!(ts->ts_status & ATH9K_TXERR_MASK);
832 TX_SAMP_DBG(rts_fail_cnt) = ts->ts_shortretry;
833 TX_SAMP_DBG(data_fail_cnt) = ts->ts_longretry;
834 TX_SAMP_DBG(rssi) = ts->ts_rssi;
835 TX_SAMP_DBG(tid) = ts->tid;
836 TX_SAMP_DBG(qid) = ts->qid;
837
838 if (ts->ts_flags & ATH9K_TX_BA) {
839 TX_SAMP_DBG(ba_low) = ts->ba_low;
840 TX_SAMP_DBG(ba_high) = ts->ba_high;
841 } else {
842 TX_SAMP_DBG(ba_low) = 0;
843 TX_SAMP_DBG(ba_high) = 0;
844 }
845
846 sc->debug.tsidx = (sc->debug.tsidx + 1) % ATH_DBG_MAX_SAMPLES;
847 spin_unlock(&sc->debug.samp_lock);
848 #endif
849
850 #undef TX_SAMP_DBG
851 }
852
853 static const struct file_operations fops_xmit = {
854 .read = read_file_xmit,
855 .open = ath9k_debugfs_open,
856 .owner = THIS_MODULE,
857 .llseek = default_llseek,
858 };
859
860 static const struct file_operations fops_stations = {
861 .read = read_file_stations,
862 .open = ath9k_debugfs_open,
863 .owner = THIS_MODULE,
864 .llseek = default_llseek,
865 };
866
867 static const struct file_operations fops_misc = {
868 .read = read_file_misc,
869 .open = ath9k_debugfs_open,
870 .owner = THIS_MODULE,
871 .llseek = default_llseek,
872 };
873
874 static const struct file_operations fops_reset = {
875 .read = read_file_reset,
876 .open = ath9k_debugfs_open,
877 .owner = THIS_MODULE,
878 .llseek = default_llseek,
879 };
880
881 static ssize_t read_file_recv(struct file *file, char __user *user_buf,
882 size_t count, loff_t *ppos)
883 {
884 #define PHY_ERR(s, p) \
885 len += snprintf(buf + len, size - len, "%22s : %10u\n", s, \
886 sc->debug.stats.rxstats.phy_err_stats[p]);
887
888 struct ath_softc *sc = file->private_data;
889 char *buf;
890 unsigned int len = 0, size = 1600;
891 ssize_t retval = 0;
892
893 buf = kzalloc(size, GFP_KERNEL);
894 if (buf == NULL)
895 return -ENOMEM;
896
897 len += snprintf(buf + len, size - len,
898 "%22s : %10u\n", "CRC ERR",
899 sc->debug.stats.rxstats.crc_err);
900 len += snprintf(buf + len, size - len,
901 "%22s : %10u\n", "DECRYPT CRC ERR",
902 sc->debug.stats.rxstats.decrypt_crc_err);
903 len += snprintf(buf + len, size - len,
904 "%22s : %10u\n", "PHY ERR",
905 sc->debug.stats.rxstats.phy_err);
906 len += snprintf(buf + len, size - len,
907 "%22s : %10u\n", "MIC ERR",
908 sc->debug.stats.rxstats.mic_err);
909 len += snprintf(buf + len, size - len,
910 "%22s : %10u\n", "PRE-DELIM CRC ERR",
911 sc->debug.stats.rxstats.pre_delim_crc_err);
912 len += snprintf(buf + len, size - len,
913 "%22s : %10u\n", "POST-DELIM CRC ERR",
914 sc->debug.stats.rxstats.post_delim_crc_err);
915 len += snprintf(buf + len, size - len,
916 "%22s : %10u\n", "DECRYPT BUSY ERR",
917 sc->debug.stats.rxstats.decrypt_busy_err);
918
919 PHY_ERR("UNDERRUN ERR", ATH9K_PHYERR_UNDERRUN);
920 PHY_ERR("TIMING ERR", ATH9K_PHYERR_TIMING);
921 PHY_ERR("PARITY ERR", ATH9K_PHYERR_PARITY);
922 PHY_ERR("RATE ERR", ATH9K_PHYERR_RATE);
923 PHY_ERR("LENGTH ERR", ATH9K_PHYERR_LENGTH);
924 PHY_ERR("RADAR ERR", ATH9K_PHYERR_RADAR);
925 PHY_ERR("SERVICE ERR", ATH9K_PHYERR_SERVICE);
926 PHY_ERR("TOR ERR", ATH9K_PHYERR_TOR);
927 PHY_ERR("OFDM-TIMING ERR", ATH9K_PHYERR_OFDM_TIMING);
928 PHY_ERR("OFDM-SIGNAL-PARITY ERR", ATH9K_PHYERR_OFDM_SIGNAL_PARITY);
929 PHY_ERR("OFDM-RATE ERR", ATH9K_PHYERR_OFDM_RATE_ILLEGAL);
930 PHY_ERR("OFDM-LENGTH ERR", ATH9K_PHYERR_OFDM_LENGTH_ILLEGAL);
931 PHY_ERR("OFDM-POWER-DROP ERR", ATH9K_PHYERR_OFDM_POWER_DROP);
932 PHY_ERR("OFDM-SERVICE ERR", ATH9K_PHYERR_OFDM_SERVICE);
933 PHY_ERR("OFDM-RESTART ERR", ATH9K_PHYERR_OFDM_RESTART);
934 PHY_ERR("FALSE-RADAR-EXT ERR", ATH9K_PHYERR_FALSE_RADAR_EXT);
935 PHY_ERR("CCK-TIMING ERR", ATH9K_PHYERR_CCK_TIMING);
936 PHY_ERR("CCK-HEADER-CRC ERR", ATH9K_PHYERR_CCK_HEADER_CRC);
937 PHY_ERR("CCK-RATE ERR", ATH9K_PHYERR_CCK_RATE_ILLEGAL);
938 PHY_ERR("CCK-SERVICE ERR", ATH9K_PHYERR_CCK_SERVICE);
939 PHY_ERR("CCK-RESTART ERR", ATH9K_PHYERR_CCK_RESTART);
940 PHY_ERR("CCK-LENGTH ERR", ATH9K_PHYERR_CCK_LENGTH_ILLEGAL);
941 PHY_ERR("CCK-POWER-DROP ERR", ATH9K_PHYERR_CCK_POWER_DROP);
942 PHY_ERR("HT-CRC ERR", ATH9K_PHYERR_HT_CRC_ERROR);
943 PHY_ERR("HT-LENGTH ERR", ATH9K_PHYERR_HT_LENGTH_ILLEGAL);
944 PHY_ERR("HT-RATE ERR", ATH9K_PHYERR_HT_RATE_ILLEGAL);
945
946 len += snprintf(buf + len, size - len,
947 "%22s : %10u\n", "RX-Pkts-All",
948 sc->debug.stats.rxstats.rx_pkts_all);
949 len += snprintf(buf + len, size - len,
950 "%22s : %10u\n", "RX-Bytes-All",
951 sc->debug.stats.rxstats.rx_bytes_all);
952
953 if (len > size)
954 len = size;
955
956 retval = simple_read_from_buffer(user_buf, count, ppos, buf, len);
957 kfree(buf);
958
959 return retval;
960
961 #undef PHY_ERR
962 }
963
964 void ath_debug_stat_rx(struct ath_softc *sc, struct ath_rx_status *rs)
965 {
966 #define RX_STAT_INC(c) sc->debug.stats.rxstats.c++
967 #define RX_PHY_ERR_INC(c) sc->debug.stats.rxstats.phy_err_stats[c]++
968 #define RX_SAMP_DBG(c) (sc->debug.bb_mac_samp[sc->debug.sampidx].rs\
969 [sc->debug.rsidx].c)
970
971 RX_STAT_INC(rx_pkts_all);
972 sc->debug.stats.rxstats.rx_bytes_all += rs->rs_datalen;
973
974 if (rs->rs_status & ATH9K_RXERR_CRC)
975 RX_STAT_INC(crc_err);
976 if (rs->rs_status & ATH9K_RXERR_DECRYPT)
977 RX_STAT_INC(decrypt_crc_err);
978 if (rs->rs_status & ATH9K_RXERR_MIC)
979 RX_STAT_INC(mic_err);
980 if (rs->rs_status & ATH9K_RX_DELIM_CRC_PRE)
981 RX_STAT_INC(pre_delim_crc_err);
982 if (rs->rs_status & ATH9K_RX_DELIM_CRC_POST)
983 RX_STAT_INC(post_delim_crc_err);
984 if (rs->rs_status & ATH9K_RX_DECRYPT_BUSY)
985 RX_STAT_INC(decrypt_busy_err);
986
987 if (rs->rs_status & ATH9K_RXERR_PHY) {
988 RX_STAT_INC(phy_err);
989 if (rs->rs_phyerr < ATH9K_PHYERR_MAX)
990 RX_PHY_ERR_INC(rs->rs_phyerr);
991 }
992
993 #ifdef CONFIG_ATH9K_MAC_DEBUG
994 spin_lock(&sc->debug.samp_lock);
995 RX_SAMP_DBG(jiffies) = jiffies;
996 RX_SAMP_DBG(rssi_ctl0) = rs->rs_rssi_ctl0;
997 RX_SAMP_DBG(rssi_ctl1) = rs->rs_rssi_ctl1;
998 RX_SAMP_DBG(rssi_ctl2) = rs->rs_rssi_ctl2;
999 RX_SAMP_DBG(rssi_ext0) = rs->rs_rssi_ext0;
1000 RX_SAMP_DBG(rssi_ext1) = rs->rs_rssi_ext1;
1001 RX_SAMP_DBG(rssi_ext2) = rs->rs_rssi_ext2;
1002 RX_SAMP_DBG(antenna) = rs->rs_antenna;
1003 RX_SAMP_DBG(rssi) = rs->rs_rssi;
1004 RX_SAMP_DBG(rate) = rs->rs_rate;
1005 RX_SAMP_DBG(is_mybeacon) = rs->is_mybeacon;
1006
1007 sc->debug.rsidx = (sc->debug.rsidx + 1) % ATH_DBG_MAX_SAMPLES;
1008 spin_unlock(&sc->debug.samp_lock);
1009
1010 #endif
1011
1012 #undef RX_STAT_INC
1013 #undef RX_PHY_ERR_INC
1014 #undef RX_SAMP_DBG
1015 }
1016
1017 static const struct file_operations fops_recv = {
1018 .read = read_file_recv,
1019 .open = ath9k_debugfs_open,
1020 .owner = THIS_MODULE,
1021 .llseek = default_llseek,
1022 };
1023
1024 static ssize_t read_file_regidx(struct file *file, char __user *user_buf,
1025 size_t count, loff_t *ppos)
1026 {
1027 struct ath_softc *sc = file->private_data;
1028 char buf[32];
1029 unsigned int len;
1030
1031 len = sprintf(buf, "0x%08x\n", sc->debug.regidx);
1032 return simple_read_from_buffer(user_buf, count, ppos, buf, len);
1033 }
1034
1035 static ssize_t write_file_regidx(struct file *file, const char __user *user_buf,
1036 size_t count, loff_t *ppos)
1037 {
1038 struct ath_softc *sc = file->private_data;
1039 unsigned long regidx;
1040 char buf[32];
1041 ssize_t len;
1042
1043 len = min(count, sizeof(buf) - 1);
1044 if (copy_from_user(buf, user_buf, len))
1045 return -EFAULT;
1046
1047 buf[len] = '\0';
1048 if (strict_strtoul(buf, 0, &regidx))
1049 return -EINVAL;
1050
1051 sc->debug.regidx = regidx;
1052 return count;
1053 }
1054
1055 static const struct file_operations fops_regidx = {
1056 .read = read_file_regidx,
1057 .write = write_file_regidx,
1058 .open = ath9k_debugfs_open,
1059 .owner = THIS_MODULE,
1060 .llseek = default_llseek,
1061 };
1062
1063 static ssize_t read_file_regval(struct file *file, char __user *user_buf,
1064 size_t count, loff_t *ppos)
1065 {
1066 struct ath_softc *sc = file->private_data;
1067 struct ath_hw *ah = sc->sc_ah;
1068 char buf[32];
1069 unsigned int len;
1070 u32 regval;
1071
1072 ath9k_ps_wakeup(sc);
1073 regval = REG_READ_D(ah, sc->debug.regidx);
1074 ath9k_ps_restore(sc);
1075 len = sprintf(buf, "0x%08x\n", regval);
1076 return simple_read_from_buffer(user_buf, count, ppos, buf, len);
1077 }
1078
1079 static ssize_t write_file_regval(struct file *file, const char __user *user_buf,
1080 size_t count, loff_t *ppos)
1081 {
1082 struct ath_softc *sc = file->private_data;
1083 struct ath_hw *ah = sc->sc_ah;
1084 unsigned long regval;
1085 char buf[32];
1086 ssize_t len;
1087
1088 len = min(count, sizeof(buf) - 1);
1089 if (copy_from_user(buf, user_buf, len))
1090 return -EFAULT;
1091
1092 buf[len] = '\0';
1093 if (strict_strtoul(buf, 0, &regval))
1094 return -EINVAL;
1095
1096 ath9k_ps_wakeup(sc);
1097 REG_WRITE_D(ah, sc->debug.regidx, regval);
1098 ath9k_ps_restore(sc);
1099 return count;
1100 }
1101
1102 static const struct file_operations fops_regval = {
1103 .read = read_file_regval,
1104 .write = write_file_regval,
1105 .open = ath9k_debugfs_open,
1106 .owner = THIS_MODULE,
1107 .llseek = default_llseek,
1108 };
1109
1110 #define REGDUMP_LINE_SIZE 20
1111
1112 static int open_file_regdump(struct inode *inode, struct file *file)
1113 {
1114 struct ath_softc *sc = inode->i_private;
1115 unsigned int len = 0;
1116 u8 *buf;
1117 int i;
1118 unsigned long num_regs, regdump_len, max_reg_offset;
1119
1120 max_reg_offset = AR_SREV_9300_20_OR_LATER(sc->sc_ah) ? 0x16bd4 : 0xb500;
1121 num_regs = max_reg_offset / 4 + 1;
1122 regdump_len = num_regs * REGDUMP_LINE_SIZE + 1;
1123 buf = vmalloc(regdump_len);
1124 if (!buf)
1125 return -ENOMEM;
1126
1127 ath9k_ps_wakeup(sc);
1128 for (i = 0; i < num_regs; i++)
1129 len += scnprintf(buf + len, regdump_len - len,
1130 "0x%06x 0x%08x\n", i << 2, REG_READ(sc->sc_ah, i << 2));
1131 ath9k_ps_restore(sc);
1132
1133 file->private_data = buf;
1134
1135 return 0;
1136 }
1137
1138 static const struct file_operations fops_regdump = {
1139 .open = open_file_regdump,
1140 .read = ath9k_debugfs_read_buf,
1141 .release = ath9k_debugfs_release_buf,
1142 .owner = THIS_MODULE,
1143 .llseek = default_llseek,/* read accesses f_pos */
1144 };
1145
1146 static ssize_t read_file_dump_nfcal(struct file *file, char __user *user_buf,
1147 size_t count, loff_t *ppos)
1148 {
1149 struct ath_softc *sc = file->private_data;
1150 struct ath_hw *ah = sc->sc_ah;
1151 struct ath9k_nfcal_hist *h = sc->caldata.nfCalHist;
1152 struct ath_common *common = ath9k_hw_common(ah);
1153 struct ieee80211_conf *conf = &common->hw->conf;
1154 u32 len = 0, size = 1500;
1155 u32 i, j;
1156 ssize_t retval = 0;
1157 char *buf;
1158 u8 chainmask = (ah->rxchainmask << 3) | ah->rxchainmask;
1159 u8 nread;
1160
1161 buf = kzalloc(size, GFP_KERNEL);
1162 if (!buf)
1163 return -ENOMEM;
1164
1165 len += snprintf(buf + len, size - len,
1166 "Channel Noise Floor : %d\n", ah->noise);
1167 len += snprintf(buf + len, size - len,
1168 "Chain | privNF | # Readings | NF Readings\n");
1169 for (i = 0; i < NUM_NF_READINGS; i++) {
1170 if (!(chainmask & (1 << i)) ||
1171 ((i >= AR5416_MAX_CHAINS) && !conf_is_ht40(conf)))
1172 continue;
1173
1174 nread = AR_PHY_CCA_FILTERWINDOW_LENGTH - h[i].invalidNFcount;
1175 len += snprintf(buf + len, size - len, " %d\t %d\t %d\t\t",
1176 i, h[i].privNF, nread);
1177 for (j = 0; j < nread; j++)
1178 len += snprintf(buf + len, size - len,
1179 " %d", h[i].nfCalBuffer[j]);
1180 len += snprintf(buf + len, size - len, "\n");
1181 }
1182
1183 if (len > size)
1184 len = size;
1185
1186 retval = simple_read_from_buffer(user_buf, count, ppos, buf, len);
1187 kfree(buf);
1188
1189 return retval;
1190 }
1191
1192 static const struct file_operations fops_dump_nfcal = {
1193 .read = read_file_dump_nfcal,
1194 .open = ath9k_debugfs_open,
1195 .owner = THIS_MODULE,
1196 .llseek = default_llseek,
1197 };
1198
1199 static ssize_t read_file_base_eeprom(struct file *file, char __user *user_buf,
1200 size_t count, loff_t *ppos)
1201 {
1202 struct ath_softc *sc = file->private_data;
1203 struct ath_hw *ah = sc->sc_ah;
1204 u32 len = 0, size = 1500;
1205 ssize_t retval = 0;
1206 char *buf;
1207
1208 buf = kzalloc(size, GFP_KERNEL);
1209 if (!buf)
1210 return -ENOMEM;
1211
1212 len = ah->eep_ops->dump_eeprom(ah, true, buf, len, size);
1213
1214 retval = simple_read_from_buffer(user_buf, count, ppos, buf, len);
1215 kfree(buf);
1216
1217 return retval;
1218 }
1219
1220 static const struct file_operations fops_base_eeprom = {
1221 .read = read_file_base_eeprom,
1222 .open = ath9k_debugfs_open,
1223 .owner = THIS_MODULE,
1224 .llseek = default_llseek,
1225 };
1226
1227 static ssize_t read_file_modal_eeprom(struct file *file, char __user *user_buf,
1228 size_t count, loff_t *ppos)
1229 {
1230 struct ath_softc *sc = file->private_data;
1231 struct ath_hw *ah = sc->sc_ah;
1232 u32 len = 0, size = 6000;
1233 char *buf;
1234 size_t retval;
1235
1236 buf = kzalloc(size, GFP_KERNEL);
1237 if (buf == NULL)
1238 return -ENOMEM;
1239
1240 len = ah->eep_ops->dump_eeprom(ah, false, buf, len, size);
1241
1242 retval = simple_read_from_buffer(user_buf, count, ppos, buf, len);
1243 kfree(buf);
1244
1245 return retval;
1246 }
1247
1248 static const struct file_operations fops_modal_eeprom = {
1249 .read = read_file_modal_eeprom,
1250 .open = ath9k_debugfs_open,
1251 .owner = THIS_MODULE,
1252 .llseek = default_llseek,
1253 };
1254
1255 #ifdef CONFIG_ATH9K_MAC_DEBUG
1256
1257 void ath9k_debug_samp_bb_mac(struct ath_softc *sc)
1258 {
1259 #define ATH_SAMP_DBG(c) (sc->debug.bb_mac_samp[sc->debug.sampidx].c)
1260 struct ath_hw *ah = sc->sc_ah;
1261 struct ath_common *common = ath9k_hw_common(ah);
1262 unsigned long flags;
1263 int i;
1264
1265 ath9k_ps_wakeup(sc);
1266
1267 spin_lock_bh(&sc->debug.samp_lock);
1268
1269 spin_lock_irqsave(&common->cc_lock, flags);
1270 ath_hw_cycle_counters_update(common);
1271
1272 ATH_SAMP_DBG(cc.cycles) = common->cc_ani.cycles;
1273 ATH_SAMP_DBG(cc.rx_busy) = common->cc_ani.rx_busy;
1274 ATH_SAMP_DBG(cc.rx_frame) = common->cc_ani.rx_frame;
1275 ATH_SAMP_DBG(cc.tx_frame) = common->cc_ani.tx_frame;
1276 spin_unlock_irqrestore(&common->cc_lock, flags);
1277
1278 ATH_SAMP_DBG(noise) = ah->noise;
1279
1280 REG_WRITE_D(ah, AR_MACMISC,
1281 ((AR_MACMISC_DMA_OBS_LINE_8 << AR_MACMISC_DMA_OBS_S) |
1282 (AR_MACMISC_MISC_OBS_BUS_1 <<
1283 AR_MACMISC_MISC_OBS_BUS_MSB_S)));
1284
1285 for (i = 0; i < ATH9K_NUM_DMA_DEBUG_REGS; i++)
1286 ATH_SAMP_DBG(dma_dbg_reg_vals[i]) = REG_READ_D(ah,
1287 AR_DMADBG_0 + (i * sizeof(u32)));
1288
1289 ATH_SAMP_DBG(pcu_obs) = REG_READ_D(ah, AR_OBS_BUS_1);
1290 ATH_SAMP_DBG(pcu_cr) = REG_READ_D(ah, AR_CR);
1291
1292 memcpy(ATH_SAMP_DBG(nfCalHist), sc->caldata.nfCalHist,
1293 sizeof(ATH_SAMP_DBG(nfCalHist)));
1294
1295 sc->debug.sampidx = (sc->debug.sampidx + 1) % ATH_DBG_MAX_SAMPLES;
1296 spin_unlock_bh(&sc->debug.samp_lock);
1297 ath9k_ps_restore(sc);
1298
1299 #undef ATH_SAMP_DBG
1300 }
1301
1302 static int open_file_bb_mac_samps(struct inode *inode, struct file *file)
1303 {
1304 #define ATH_SAMP_DBG(c) bb_mac_samp[sampidx].c
1305 struct ath_softc *sc = inode->i_private;
1306 struct ath_hw *ah = sc->sc_ah;
1307 struct ath_common *common = ath9k_hw_common(ah);
1308 struct ieee80211_conf *conf = &common->hw->conf;
1309 struct ath_dbg_bb_mac_samp *bb_mac_samp;
1310 struct ath9k_nfcal_hist *h;
1311 int i, j, qcuOffset = 0, dcuOffset = 0;
1312 u32 *qcuBase, *dcuBase, size = 30000, len = 0;
1313 u32 sampidx = 0;
1314 u8 *buf;
1315 u8 chainmask = (ah->rxchainmask << 3) | ah->rxchainmask;
1316 u8 nread;
1317
1318 if (sc->sc_flags & SC_OP_INVALID)
1319 return -EAGAIN;
1320
1321 buf = vmalloc(size);
1322 if (!buf)
1323 return -ENOMEM;
1324 bb_mac_samp = vmalloc(sizeof(*bb_mac_samp) * ATH_DBG_MAX_SAMPLES);
1325 if (!bb_mac_samp) {
1326 vfree(buf);
1327 return -ENOMEM;
1328 }
1329 /* Account the current state too */
1330 ath9k_debug_samp_bb_mac(sc);
1331
1332 spin_lock_bh(&sc->debug.samp_lock);
1333 memcpy(bb_mac_samp, sc->debug.bb_mac_samp,
1334 sizeof(*bb_mac_samp) * ATH_DBG_MAX_SAMPLES);
1335 len += snprintf(buf + len, size - len,
1336 "Current Sample Index: %d\n", sc->debug.sampidx);
1337 spin_unlock_bh(&sc->debug.samp_lock);
1338
1339 len += snprintf(buf + len, size - len,
1340 "Raw DMA Debug Dump:\n");
1341 len += snprintf(buf + len, size - len, "Sample |\t");
1342 for (i = 0; i < ATH9K_NUM_DMA_DEBUG_REGS; i++)
1343 len += snprintf(buf + len, size - len, " DMA Reg%d |\t", i);
1344 len += snprintf(buf + len, size - len, "\n");
1345
1346 for (sampidx = 0; sampidx < ATH_DBG_MAX_SAMPLES; sampidx++) {
1347 len += snprintf(buf + len, size - len, "%d\t", sampidx);
1348
1349 for (i = 0; i < ATH9K_NUM_DMA_DEBUG_REGS; i++)
1350 len += snprintf(buf + len, size - len, " %08x\t",
1351 ATH_SAMP_DBG(dma_dbg_reg_vals[i]));
1352 len += snprintf(buf + len, size - len, "\n");
1353 }
1354 len += snprintf(buf + len, size - len, "\n");
1355
1356 len += snprintf(buf + len, size - len,
1357 "Sample Num QCU: chain_st fsp_ok fsp_st DCU: chain_st\n");
1358 for (sampidx = 0; sampidx < ATH_DBG_MAX_SAMPLES; sampidx++) {
1359 qcuBase = &ATH_SAMP_DBG(dma_dbg_reg_vals[0]);
1360 dcuBase = &ATH_SAMP_DBG(dma_dbg_reg_vals[4]);
1361
1362 for (i = 0; i < ATH9K_NUM_QUEUES; i++,
1363 qcuOffset += 4, dcuOffset += 5) {
1364 if (i == 8) {
1365 qcuOffset = 0;
1366 qcuBase++;
1367 }
1368
1369 if (i == 6) {
1370 dcuOffset = 0;
1371 dcuBase++;
1372 }
1373 if (!sc->debug.stats.txstats[i].queued)
1374 continue;
1375
1376 len += snprintf(buf + len, size - len,
1377 "%4d %7d %2x %1x %2x %2x\n",
1378 sampidx, i,
1379 (*qcuBase & (0x7 << qcuOffset)) >> qcuOffset,
1380 (*qcuBase & (0x8 << qcuOffset)) >>
1381 (qcuOffset + 3),
1382 ATH_SAMP_DBG(dma_dbg_reg_vals[2]) &
1383 (0x7 << (i * 3)) >> (i * 3),
1384 (*dcuBase & (0x1f << dcuOffset)) >> dcuOffset);
1385 }
1386 len += snprintf(buf + len, size - len, "\n");
1387 }
1388 len += snprintf(buf + len, size - len,
1389 "samp qcu_sh qcu_fh qcu_comp dcu_comp dcu_arb dcu_fp "
1390 "ch_idle_dur ch_idle_dur_val txfifo_val0 txfifo_val1 "
1391 "txfifo_dcu0 txfifo_dcu1 pcu_obs AR_CR\n");
1392
1393 for (sampidx = 0; sampidx < ATH_DBG_MAX_SAMPLES; sampidx++) {
1394 qcuBase = &ATH_SAMP_DBG(dma_dbg_reg_vals[0]);
1395 dcuBase = &ATH_SAMP_DBG(dma_dbg_reg_vals[4]);
1396
1397 len += snprintf(buf + len, size - len, "%4d %5x %5x ", sampidx,
1398 (ATH_SAMP_DBG(dma_dbg_reg_vals[3]) & 0x003c0000) >> 18,
1399 (ATH_SAMP_DBG(dma_dbg_reg_vals[3]) & 0x03c00000) >> 22);
1400 len += snprintf(buf + len, size - len, "%7x %8x ",
1401 (ATH_SAMP_DBG(dma_dbg_reg_vals[3]) & 0x1c000000) >> 26,
1402 (ATH_SAMP_DBG(dma_dbg_reg_vals[6]) & 0x3));
1403 len += snprintf(buf + len, size - len, "%7x %7x ",
1404 (ATH_SAMP_DBG(dma_dbg_reg_vals[5]) & 0x06000000) >> 25,
1405 (ATH_SAMP_DBG(dma_dbg_reg_vals[5]) & 0x38000000) >> 27);
1406 len += snprintf(buf + len, size - len, "%7d %12d ",
1407 (ATH_SAMP_DBG(dma_dbg_reg_vals[6]) & 0x000003fc) >> 2,
1408 (ATH_SAMP_DBG(dma_dbg_reg_vals[6]) & 0x00000400) >> 10);
1409 len += snprintf(buf + len, size - len, "%12d %12d ",
1410 (ATH_SAMP_DBG(dma_dbg_reg_vals[6]) & 0x00000800) >> 11,
1411 (ATH_SAMP_DBG(dma_dbg_reg_vals[6]) & 0x00001000) >> 12);
1412 len += snprintf(buf + len, size - len, "%12d %12d ",
1413 (ATH_SAMP_DBG(dma_dbg_reg_vals[6]) & 0x0001e000) >> 13,
1414 (ATH_SAMP_DBG(dma_dbg_reg_vals[6]) & 0x001e0000) >> 17);
1415 len += snprintf(buf + len, size - len, "0x%07x 0x%07x\n",
1416 ATH_SAMP_DBG(pcu_obs), ATH_SAMP_DBG(pcu_cr));
1417 }
1418
1419 len += snprintf(buf + len, size - len,
1420 "Sample ChNoise Chain privNF #Reading Readings\n");
1421 for (sampidx = 0; sampidx < ATH_DBG_MAX_SAMPLES; sampidx++) {
1422 h = ATH_SAMP_DBG(nfCalHist);
1423 if (!ATH_SAMP_DBG(noise))
1424 continue;
1425
1426 for (i = 0; i < NUM_NF_READINGS; i++) {
1427 if (!(chainmask & (1 << i)) ||
1428 ((i >= AR5416_MAX_CHAINS) && !conf_is_ht40(conf)))
1429 continue;
1430
1431 nread = AR_PHY_CCA_FILTERWINDOW_LENGTH -
1432 h[i].invalidNFcount;
1433 len += snprintf(buf + len, size - len,
1434 "%4d %5d %4d\t %d\t %d\t",
1435 sampidx, ATH_SAMP_DBG(noise),
1436 i, h[i].privNF, nread);
1437 for (j = 0; j < nread; j++)
1438 len += snprintf(buf + len, size - len,
1439 " %d", h[i].nfCalBuffer[j]);
1440 len += snprintf(buf + len, size - len, "\n");
1441 }
1442 }
1443 len += snprintf(buf + len, size - len, "\nCycle counters:\n"
1444 "Sample Total Rxbusy Rxframes Txframes\n");
1445 for (sampidx = 0; sampidx < ATH_DBG_MAX_SAMPLES; sampidx++) {
1446 if (!ATH_SAMP_DBG(cc.cycles))
1447 continue;
1448 len += snprintf(buf + len, size - len,
1449 "%4d %08x %08x %08x %08x\n",
1450 sampidx, ATH_SAMP_DBG(cc.cycles),
1451 ATH_SAMP_DBG(cc.rx_busy),
1452 ATH_SAMP_DBG(cc.rx_frame),
1453 ATH_SAMP_DBG(cc.tx_frame));
1454 }
1455
1456 len += snprintf(buf + len, size - len, "Tx status Dump :\n");
1457 len += snprintf(buf + len, size - len,
1458 "Sample rssi:- ctl0 ctl1 ctl2 ext0 ext1 ext2 comb "
1459 "isok rts_fail data_fail rate tid qid "
1460 "ba_low ba_high tx_before(ms)\n");
1461 for (sampidx = 0; sampidx < ATH_DBG_MAX_SAMPLES; sampidx++) {
1462 for (i = 0; i < ATH_DBG_MAX_SAMPLES; i++) {
1463 if (!ATH_SAMP_DBG(ts[i].jiffies))
1464 continue;
1465 len += snprintf(buf + len, size - len, "%-14d"
1466 "%-4d %-4d %-4d %-4d %-4d %-4d %-4d %-4d %-8d "
1467 "%-9d %-4d %-3d %-3d %08x %08x %-11d\n",
1468 sampidx,
1469 ATH_SAMP_DBG(ts[i].rssi_ctl0),
1470 ATH_SAMP_DBG(ts[i].rssi_ctl1),
1471 ATH_SAMP_DBG(ts[i].rssi_ctl2),
1472 ATH_SAMP_DBG(ts[i].rssi_ext0),
1473 ATH_SAMP_DBG(ts[i].rssi_ext1),
1474 ATH_SAMP_DBG(ts[i].rssi_ext2),
1475 ATH_SAMP_DBG(ts[i].rssi),
1476 ATH_SAMP_DBG(ts[i].isok),
1477 ATH_SAMP_DBG(ts[i].rts_fail_cnt),
1478 ATH_SAMP_DBG(ts[i].data_fail_cnt),
1479 ATH_SAMP_DBG(ts[i].rateindex),
1480 ATH_SAMP_DBG(ts[i].tid),
1481 ATH_SAMP_DBG(ts[i].qid),
1482 ATH_SAMP_DBG(ts[i].ba_low),
1483 ATH_SAMP_DBG(ts[i].ba_high),
1484 jiffies_to_msecs(jiffies -
1485 ATH_SAMP_DBG(ts[i].jiffies)));
1486 }
1487 }
1488
1489 len += snprintf(buf + len, size - len, "Rx status Dump :\n");
1490 len += snprintf(buf + len, size - len, "Sample rssi:- ctl0 ctl1 ctl2 "
1491 "ext0 ext1 ext2 comb beacon ant rate rx_before(ms)\n");
1492 for (sampidx = 0; sampidx < ATH_DBG_MAX_SAMPLES; sampidx++) {
1493 for (i = 0; i < ATH_DBG_MAX_SAMPLES; i++) {
1494 if (!ATH_SAMP_DBG(rs[i].jiffies))
1495 continue;
1496 len += snprintf(buf + len, size - len, "%-14d"
1497 "%-4d %-4d %-4d %-4d %-4d %-4d %-4d %-9s %-2d %02x %-13d\n",
1498 sampidx,
1499 ATH_SAMP_DBG(rs[i].rssi_ctl0),
1500 ATH_SAMP_DBG(rs[i].rssi_ctl1),
1501 ATH_SAMP_DBG(rs[i].rssi_ctl2),
1502 ATH_SAMP_DBG(rs[i].rssi_ext0),
1503 ATH_SAMP_DBG(rs[i].rssi_ext1),
1504 ATH_SAMP_DBG(rs[i].rssi_ext2),
1505 ATH_SAMP_DBG(rs[i].rssi),
1506 ATH_SAMP_DBG(rs[i].is_mybeacon) ?
1507 "True" : "False",
1508 ATH_SAMP_DBG(rs[i].antenna),
1509 ATH_SAMP_DBG(rs[i].rate),
1510 jiffies_to_msecs(jiffies -
1511 ATH_SAMP_DBG(rs[i].jiffies)));
1512 }
1513 }
1514
1515 vfree(bb_mac_samp);
1516 file->private_data = buf;
1517
1518 return 0;
1519 #undef ATH_SAMP_DBG
1520 }
1521
1522 static const struct file_operations fops_samps = {
1523 .open = open_file_bb_mac_samps,
1524 .read = ath9k_debugfs_read_buf,
1525 .release = ath9k_debugfs_release_buf,
1526 .owner = THIS_MODULE,
1527 .llseek = default_llseek,
1528 };
1529
1530 #endif
1531
1532 int ath9k_init_debug(struct ath_hw *ah)
1533 {
1534 struct ath_common *common = ath9k_hw_common(ah);
1535 struct ath_softc *sc = (struct ath_softc *) common->priv;
1536
1537 sc->debug.debugfs_phy = debugfs_create_dir("ath9k",
1538 sc->hw->wiphy->debugfsdir);
1539 if (!sc->debug.debugfs_phy)
1540 return -ENOMEM;
1541
1542 #ifdef CONFIG_ATH_DEBUG
1543 debugfs_create_file("debug", S_IRUSR | S_IWUSR, sc->debug.debugfs_phy,
1544 sc, &fops_debug);
1545 #endif
1546
1547 ath9k_dfs_init_debug(sc);
1548
1549 debugfs_create_file("dma", S_IRUSR, sc->debug.debugfs_phy, sc,
1550 &fops_dma);
1551 debugfs_create_file("interrupt", S_IRUSR, sc->debug.debugfs_phy, sc,
1552 &fops_interrupt);
1553 debugfs_create_file("xmit", S_IRUSR, sc->debug.debugfs_phy, sc,
1554 &fops_xmit);
1555 debugfs_create_file("stations", S_IRUSR, sc->debug.debugfs_phy, sc,
1556 &fops_stations);
1557 debugfs_create_file("misc", S_IRUSR, sc->debug.debugfs_phy, sc,
1558 &fops_misc);
1559 debugfs_create_file("reset", S_IRUSR, sc->debug.debugfs_phy, sc,
1560 &fops_reset);
1561 debugfs_create_file("recv", S_IRUSR, sc->debug.debugfs_phy, sc,
1562 &fops_recv);
1563 debugfs_create_file("rx_chainmask", S_IRUSR | S_IWUSR,
1564 sc->debug.debugfs_phy, sc, &fops_rx_chainmask);
1565 debugfs_create_file("tx_chainmask", S_IRUSR | S_IWUSR,
1566 sc->debug.debugfs_phy, sc, &fops_tx_chainmask);
1567 debugfs_create_file("disable_ani", S_IRUSR | S_IWUSR,
1568 sc->debug.debugfs_phy, sc, &fops_disable_ani);
1569 debugfs_create_file("regidx", S_IRUSR | S_IWUSR, sc->debug.debugfs_phy,
1570 sc, &fops_regidx);
1571 debugfs_create_file("regval", S_IRUSR | S_IWUSR, sc->debug.debugfs_phy,
1572 sc, &fops_regval);
1573 debugfs_create_bool("ignore_extcca", S_IRUSR | S_IWUSR,
1574 sc->debug.debugfs_phy,
1575 &ah->config.cwm_ignore_extcca);
1576 debugfs_create_file("regdump", S_IRUSR, sc->debug.debugfs_phy, sc,
1577 &fops_regdump);
1578 debugfs_create_file("dump_nfcal", S_IRUSR, sc->debug.debugfs_phy, sc,
1579 &fops_dump_nfcal);
1580 debugfs_create_file("base_eeprom", S_IRUSR, sc->debug.debugfs_phy, sc,
1581 &fops_base_eeprom);
1582 debugfs_create_file("modal_eeprom", S_IRUSR, sc->debug.debugfs_phy, sc,
1583 &fops_modal_eeprom);
1584 #ifdef CONFIG_ATH9K_MAC_DEBUG
1585 debugfs_create_file("samples", S_IRUSR, sc->debug.debugfs_phy, sc,
1586 &fops_samps);
1587 #endif
1588
1589 debugfs_create_u32("gpio_mask", S_IRUSR | S_IWUSR,
1590 sc->debug.debugfs_phy, &sc->sc_ah->gpio_mask);
1591
1592 debugfs_create_u32("gpio_val", S_IRUSR | S_IWUSR,
1593 sc->debug.debugfs_phy, &sc->sc_ah->gpio_val);
1594
1595 return 0;
1596 }
Linux kernel - Deliverables
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