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ath9k: Fix txq memory address printing in debugfs.
[linux-2.6/btrfs-unstable.git] / drivers / net / wireless / ath / ath9k / debug.c
blob8df5a92a20f12e21606acdb01fbf561aaf0959b5
1 /*
2 * Copyright (c) 2008-2009 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 <asm/unaligned.h>
20
21 #include "ath9k.h"
22
23 #define REG_WRITE_D(_ah, _reg, _val) \
24 ath9k_hw_common(_ah)->ops->write((_ah), (_val), (_reg))
25 #define REG_READ_D(_ah, _reg) \
26 ath9k_hw_common(_ah)->ops->read((_ah), (_reg))
27
28 static int ath9k_debugfs_open(struct inode *inode, struct file *file)
29 {
30 file->private_data = inode->i_private;
31 return 0;
32 }
33
34 static ssize_t ath9k_debugfs_read_buf(struct file *file, char __user *user_buf,
35 size_t count, loff_t *ppos)
36 {
37 u8 *buf = file->private_data;
38 return simple_read_from_buffer(user_buf, count, ppos, buf, strlen(buf));
39 }
40
41 static int ath9k_debugfs_release_buf(struct inode *inode, struct file *file)
42 {
43 vfree(file->private_data);
44 return 0;
45 }
46
47 #ifdef CONFIG_ATH_DEBUG
48
49 static ssize_t read_file_debug(struct file *file, char __user *user_buf,
50 size_t count, loff_t *ppos)
51 {
52 struct ath_softc *sc = file->private_data;
53 struct ath_common *common = ath9k_hw_common(sc->sc_ah);
54 char buf[32];
55 unsigned int len;
56
57 len = sprintf(buf, "0x%08x\n", common->debug_mask);
58 return simple_read_from_buffer(user_buf, count, ppos, buf, len);
59 }
60
61 static ssize_t write_file_debug(struct file *file, const char __user *user_buf,
62 size_t count, loff_t *ppos)
63 {
64 struct ath_softc *sc = file->private_data;
65 struct ath_common *common = ath9k_hw_common(sc->sc_ah);
66 unsigned long mask;
67 char buf[32];
68 ssize_t len;
69
70 len = min(count, sizeof(buf) - 1);
71 if (copy_from_user(buf, user_buf, len))
72 return -EFAULT;
73
74 buf[len] = '\0';
75 if (strict_strtoul(buf, 0, &mask))
76 return -EINVAL;
77
78 common->debug_mask = mask;
79 return count;
80 }
81
82 static const struct file_operations fops_debug = {
83 .read = read_file_debug,
84 .write = write_file_debug,
85 .open = ath9k_debugfs_open,
86 .owner = THIS_MODULE,
87 .llseek = default_llseek,
88 };
89
90 #endif
91
92 #define DMA_BUF_LEN 1024
93
94 static ssize_t read_file_tx_chainmask(struct file *file, char __user *user_buf,
95 size_t count, loff_t *ppos)
96 {
97 struct ath_softc *sc = file->private_data;
98 struct ath_common *common = ath9k_hw_common(sc->sc_ah);
99 char buf[32];
100 unsigned int len;
101
102 len = sprintf(buf, "0x%08x\n", common->tx_chainmask);
103 return simple_read_from_buffer(user_buf, count, ppos, buf, len);
104 }
105
106 static ssize_t write_file_tx_chainmask(struct file *file, const char __user *user_buf,
107 size_t count, loff_t *ppos)
108 {
109 struct ath_softc *sc = file->private_data;
110 struct ath_common *common = ath9k_hw_common(sc->sc_ah);
111 unsigned long mask;
112 char buf[32];
113 ssize_t len;
114
115 len = min(count, sizeof(buf) - 1);
116 if (copy_from_user(buf, user_buf, len))
117 return -EFAULT;
118
119 buf[len] = '\0';
120 if (strict_strtoul(buf, 0, &mask))
121 return -EINVAL;
122
123 common->tx_chainmask = mask;
124 sc->sc_ah->caps.tx_chainmask = mask;
125 return count;
126 }
127
128 static const struct file_operations fops_tx_chainmask = {
129 .read = read_file_tx_chainmask,
130 .write = write_file_tx_chainmask,
131 .open = ath9k_debugfs_open,
132 .owner = THIS_MODULE,
133 .llseek = default_llseek,
134 };
135
136
137 static ssize_t read_file_rx_chainmask(struct file *file, char __user *user_buf,
138 size_t count, loff_t *ppos)
139 {
140 struct ath_softc *sc = file->private_data;
141 struct ath_common *common = ath9k_hw_common(sc->sc_ah);
142 char buf[32];
143 unsigned int len;
144
145 len = sprintf(buf, "0x%08x\n", common->rx_chainmask);
146 return simple_read_from_buffer(user_buf, count, ppos, buf, len);
147 }
148
149 static ssize_t write_file_rx_chainmask(struct file *file, const char __user *user_buf,
150 size_t count, loff_t *ppos)
151 {
152 struct ath_softc *sc = file->private_data;
153 struct ath_common *common = ath9k_hw_common(sc->sc_ah);
154 unsigned long mask;
155 char buf[32];
156 ssize_t len;
157
158 len = min(count, sizeof(buf) - 1);
159 if (copy_from_user(buf, user_buf, len))
160 return -EFAULT;
161
162 buf[len] = '\0';
163 if (strict_strtoul(buf, 0, &mask))
164 return -EINVAL;
165
166 common->rx_chainmask = mask;
167 sc->sc_ah->caps.rx_chainmask = mask;
168 return count;
169 }
170
171 static const struct file_operations fops_rx_chainmask = {
172 .read = read_file_rx_chainmask,
173 .write = write_file_rx_chainmask,
174 .open = ath9k_debugfs_open,
175 .owner = THIS_MODULE,
176 .llseek = default_llseek,
177 };
178
179
180 static ssize_t read_file_dma(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_hw *ah = sc->sc_ah;
185 char *buf;
186 int retval;
187 unsigned int len = 0;
188 u32 val[ATH9K_NUM_DMA_DEBUG_REGS];
189 int i, qcuOffset = 0, dcuOffset = 0;
190 u32 *qcuBase = &val[0], *dcuBase = &val[4];
191
192 buf = kmalloc(DMA_BUF_LEN, GFP_KERNEL);
193 if (!buf)
194 return -ENOMEM;
195
196 ath9k_ps_wakeup(sc);
197
198 REG_WRITE_D(ah, AR_MACMISC,
199 ((AR_MACMISC_DMA_OBS_LINE_8 << AR_MACMISC_DMA_OBS_S) |
200 (AR_MACMISC_MISC_OBS_BUS_1 <<
201 AR_MACMISC_MISC_OBS_BUS_MSB_S)));
202
203 len += snprintf(buf + len, DMA_BUF_LEN - len,
204 "Raw DMA Debug values:\n");
205
206 for (i = 0; i < ATH9K_NUM_DMA_DEBUG_REGS; i++) {
207 if (i % 4 == 0)
208 len += snprintf(buf + len, DMA_BUF_LEN - len, "\n");
209
210 val[i] = REG_READ_D(ah, AR_DMADBG_0 + (i * sizeof(u32)));
211 len += snprintf(buf + len, DMA_BUF_LEN - len, "%d: %08x ",
212 i, val[i]);
213 }
214
215 len += snprintf(buf + len, DMA_BUF_LEN - len, "\n\n");
216 len += snprintf(buf + len, DMA_BUF_LEN - len,
217 "Num QCU: chain_st fsp_ok fsp_st DCU: chain_st\n");
218
219 for (i = 0; i < ATH9K_NUM_QUEUES; i++, qcuOffset += 4, dcuOffset += 5) {
220 if (i == 8) {
221 qcuOffset = 0;
222 qcuBase++;
223 }
224
225 if (i == 6) {
226 dcuOffset = 0;
227 dcuBase++;
228 }
229
230 len += snprintf(buf + len, DMA_BUF_LEN - len,
231 "%2d %2x %1x %2x %2x\n",
232 i, (*qcuBase & (0x7 << qcuOffset)) >> qcuOffset,
233 (*qcuBase & (0x8 << qcuOffset)) >> (qcuOffset + 3),
234 val[2] & (0x7 << (i * 3)) >> (i * 3),
235 (*dcuBase & (0x1f << dcuOffset)) >> dcuOffset);
236 }
237
238 len += snprintf(buf + len, DMA_BUF_LEN - len, "\n");
239
240 len += snprintf(buf + len, DMA_BUF_LEN - len,
241 "qcu_stitch state: %2x qcu_fetch state: %2x\n",
242 (val[3] & 0x003c0000) >> 18, (val[3] & 0x03c00000) >> 22);
243 len += snprintf(buf + len, DMA_BUF_LEN - len,
244 "qcu_complete state: %2x dcu_complete state: %2x\n",
245 (val[3] & 0x1c000000) >> 26, (val[6] & 0x3));
246 len += snprintf(buf + len, DMA_BUF_LEN - len,
247 "dcu_arb state: %2x dcu_fp state: %2x\n",
248 (val[5] & 0x06000000) >> 25, (val[5] & 0x38000000) >> 27);
249 len += snprintf(buf + len, DMA_BUF_LEN - len,
250 "chan_idle_dur: %3d chan_idle_dur_valid: %1d\n",
251 (val[6] & 0x000003fc) >> 2, (val[6] & 0x00000400) >> 10);
252 len += snprintf(buf + len, DMA_BUF_LEN - len,
253 "txfifo_valid_0: %1d txfifo_valid_1: %1d\n",
254 (val[6] & 0x00000800) >> 11, (val[6] & 0x00001000) >> 12);
255 len += snprintf(buf + len, DMA_BUF_LEN - len,
256 "txfifo_dcu_num_0: %2d txfifo_dcu_num_1: %2d\n",
257 (val[6] & 0x0001e000) >> 13, (val[6] & 0x001e0000) >> 17);
258
259 len += snprintf(buf + len, DMA_BUF_LEN - len, "pcu observe: 0x%x\n",
260 REG_READ_D(ah, AR_OBS_BUS_1));
261 len += snprintf(buf + len, DMA_BUF_LEN - len,
262 "AR_CR: 0x%x\n", REG_READ_D(ah, AR_CR));
263
264 ath9k_ps_restore(sc);
265
266 if (len > DMA_BUF_LEN)
267 len = DMA_BUF_LEN;
268
269 retval = simple_read_from_buffer(user_buf, count, ppos, buf, len);
270 kfree(buf);
271 return retval;
272 }
273
274 static const struct file_operations fops_dma = {
275 .read = read_file_dma,
276 .open = ath9k_debugfs_open,
277 .owner = THIS_MODULE,
278 .llseek = default_llseek,
279 };
280
281
282 void ath_debug_stat_interrupt(struct ath_softc *sc, enum ath9k_int status)
283 {
284 if (status)
285 sc->debug.stats.istats.total++;
286 if (sc->sc_ah->caps.hw_caps & ATH9K_HW_CAP_EDMA) {
287 if (status & ATH9K_INT_RXLP)
288 sc->debug.stats.istats.rxlp++;
289 if (status & ATH9K_INT_RXHP)
290 sc->debug.stats.istats.rxhp++;
291 if (status & ATH9K_INT_BB_WATCHDOG)
292 sc->debug.stats.istats.bb_watchdog++;
293 } else {
294 if (status & ATH9K_INT_RX)
295 sc->debug.stats.istats.rxok++;
296 }
297 if (status & ATH9K_INT_RXEOL)
298 sc->debug.stats.istats.rxeol++;
299 if (status & ATH9K_INT_RXORN)
300 sc->debug.stats.istats.rxorn++;
301 if (status & ATH9K_INT_TX)
302 sc->debug.stats.istats.txok++;
303 if (status & ATH9K_INT_TXURN)
304 sc->debug.stats.istats.txurn++;
305 if (status & ATH9K_INT_MIB)
306 sc->debug.stats.istats.mib++;
307 if (status & ATH9K_INT_RXPHY)
308 sc->debug.stats.istats.rxphyerr++;
309 if (status & ATH9K_INT_RXKCM)
310 sc->debug.stats.istats.rx_keycache_miss++;
311 if (status & ATH9K_INT_SWBA)
312 sc->debug.stats.istats.swba++;
313 if (status & ATH9K_INT_BMISS)
314 sc->debug.stats.istats.bmiss++;
315 if (status & ATH9K_INT_BNR)
316 sc->debug.stats.istats.bnr++;
317 if (status & ATH9K_INT_CST)
318 sc->debug.stats.istats.cst++;
319 if (status & ATH9K_INT_GTT)
320 sc->debug.stats.istats.gtt++;
321 if (status & ATH9K_INT_TIM)
322 sc->debug.stats.istats.tim++;
323 if (status & ATH9K_INT_CABEND)
324 sc->debug.stats.istats.cabend++;
325 if (status & ATH9K_INT_DTIMSYNC)
326 sc->debug.stats.istats.dtimsync++;
327 if (status & ATH9K_INT_DTIM)
328 sc->debug.stats.istats.dtim++;
329 }
330
331 static ssize_t read_file_interrupt(struct file *file, char __user *user_buf,
332 size_t count, loff_t *ppos)
333 {
334 struct ath_softc *sc = file->private_data;
335 char buf[512];
336 unsigned int len = 0;
337
338 if (sc->sc_ah->caps.hw_caps & ATH9K_HW_CAP_EDMA) {
339 len += snprintf(buf + len, sizeof(buf) - len,
340 "%8s: %10u\n", "RXLP", sc->debug.stats.istats.rxlp);
341 len += snprintf(buf + len, sizeof(buf) - len,
342 "%8s: %10u\n", "RXHP", sc->debug.stats.istats.rxhp);
343 len += snprintf(buf + len, sizeof(buf) - len,
344 "%8s: %10u\n", "WATCHDOG",
345 sc->debug.stats.istats.bb_watchdog);
346 } else {
347 len += snprintf(buf + len, sizeof(buf) - len,
348 "%8s: %10u\n", "RX", sc->debug.stats.istats.rxok);
349 }
350 len += snprintf(buf + len, sizeof(buf) - len,
351 "%8s: %10u\n", "RXEOL", sc->debug.stats.istats.rxeol);
352 len += snprintf(buf + len, sizeof(buf) - len,
353 "%8s: %10u\n", "RXORN", sc->debug.stats.istats.rxorn);
354 len += snprintf(buf + len, sizeof(buf) - len,
355 "%8s: %10u\n", "TX", sc->debug.stats.istats.txok);
356 len += snprintf(buf + len, sizeof(buf) - len,
357 "%8s: %10u\n", "TXURN", sc->debug.stats.istats.txurn);
358 len += snprintf(buf + len, sizeof(buf) - len,
359 "%8s: %10u\n", "MIB", sc->debug.stats.istats.mib);
360 len += snprintf(buf + len, sizeof(buf) - len,
361 "%8s: %10u\n", "RXPHY", sc->debug.stats.istats.rxphyerr);
362 len += snprintf(buf + len, sizeof(buf) - len,
363 "%8s: %10u\n", "RXKCM", sc->debug.stats.istats.rx_keycache_miss);
364 len += snprintf(buf + len, sizeof(buf) - len,
365 "%8s: %10u\n", "SWBA", sc->debug.stats.istats.swba);
366 len += snprintf(buf + len, sizeof(buf) - len,
367 "%8s: %10u\n", "BMISS", sc->debug.stats.istats.bmiss);
368 len += snprintf(buf + len, sizeof(buf) - len,
369 "%8s: %10u\n", "BNR", sc->debug.stats.istats.bnr);
370 len += snprintf(buf + len, sizeof(buf) - len,
371 "%8s: %10u\n", "CST", sc->debug.stats.istats.cst);
372 len += snprintf(buf + len, sizeof(buf) - len,
373 "%8s: %10u\n", "GTT", sc->debug.stats.istats.gtt);
374 len += snprintf(buf + len, sizeof(buf) - len,
375 "%8s: %10u\n", "TIM", sc->debug.stats.istats.tim);
376 len += snprintf(buf + len, sizeof(buf) - len,
377 "%8s: %10u\n", "CABEND", sc->debug.stats.istats.cabend);
378 len += snprintf(buf + len, sizeof(buf) - len,
379 "%8s: %10u\n", "DTIMSYNC", sc->debug.stats.istats.dtimsync);
380 len += snprintf(buf + len, sizeof(buf) - len,
381 "%8s: %10u\n", "DTIM", sc->debug.stats.istats.dtim);
382 len += snprintf(buf + len, sizeof(buf) - len,
383 "%8s: %10u\n", "TOTAL", sc->debug.stats.istats.total);
384
385 if (len > sizeof(buf))
386 len = sizeof(buf);
387
388 return simple_read_from_buffer(user_buf, count, ppos, buf, len);
389 }
390
391 static const struct file_operations fops_interrupt = {
392 .read = read_file_interrupt,
393 .open = ath9k_debugfs_open,
394 .owner = THIS_MODULE,
395 .llseek = default_llseek,
396 };
397
398 static const char *channel_type_str(enum nl80211_channel_type t)
399 {
400 switch (t) {
401 case NL80211_CHAN_NO_HT:
402 return "no ht";
403 case NL80211_CHAN_HT20:
404 return "ht20";
405 case NL80211_CHAN_HT40MINUS:
406 return "ht40-";
407 case NL80211_CHAN_HT40PLUS:
408 return "ht40+";
409 default:
410 return "???";
411 }
412 }
413
414 static ssize_t read_file_wiphy(struct file *file, char __user *user_buf,
415 size_t count, loff_t *ppos)
416 {
417 struct ath_softc *sc = file->private_data;
418 struct ieee80211_channel *chan = sc->hw->conf.channel;
419 struct ieee80211_conf *conf = &(sc->hw->conf);
420 char buf[512];
421 unsigned int len = 0;
422 u8 addr[ETH_ALEN];
423 u32 tmp;
424
425 len += snprintf(buf + len, sizeof(buf) - len,
426 "%s (chan=%d center-freq: %d MHz channel-type: %d (%s))\n",
427 wiphy_name(sc->hw->wiphy),
428 ieee80211_frequency_to_channel(chan->center_freq),
429 chan->center_freq,
430 conf->channel_type,
431 channel_type_str(conf->channel_type));
432
433 put_unaligned_le32(REG_READ_D(sc->sc_ah, AR_STA_ID0), addr);
434 put_unaligned_le16(REG_READ_D(sc->sc_ah, AR_STA_ID1) & 0xffff, addr + 4);
435 len += snprintf(buf + len, sizeof(buf) - len,
436 "addr: %pM\n", addr);
437 put_unaligned_le32(REG_READ_D(sc->sc_ah, AR_BSSMSKL), addr);
438 put_unaligned_le16(REG_READ_D(sc->sc_ah, AR_BSSMSKU) & 0xffff, addr + 4);
439 len += snprintf(buf + len, sizeof(buf) - len,
440 "addrmask: %pM\n", addr);
441 tmp = ath9k_hw_getrxfilter(sc->sc_ah);
442 len += snprintf(buf + len, sizeof(buf) - len,
443 "rfilt: 0x%x", tmp);
444 if (tmp & ATH9K_RX_FILTER_UCAST)
445 len += snprintf(buf + len, sizeof(buf) - len, " UCAST");
446 if (tmp & ATH9K_RX_FILTER_MCAST)
447 len += snprintf(buf + len, sizeof(buf) - len, " MCAST");
448 if (tmp & ATH9K_RX_FILTER_BCAST)
449 len += snprintf(buf + len, sizeof(buf) - len, " BCAST");
450 if (tmp & ATH9K_RX_FILTER_CONTROL)
451 len += snprintf(buf + len, sizeof(buf) - len, " CONTROL");
452 if (tmp & ATH9K_RX_FILTER_BEACON)
453 len += snprintf(buf + len, sizeof(buf) - len, " BEACON");
454 if (tmp & ATH9K_RX_FILTER_PROM)
455 len += snprintf(buf + len, sizeof(buf) - len, " PROM");
456 if (tmp & ATH9K_RX_FILTER_PROBEREQ)
457 len += snprintf(buf + len, sizeof(buf) - len, " PROBEREQ");
458 if (tmp & ATH9K_RX_FILTER_PHYERR)
459 len += snprintf(buf + len, sizeof(buf) - len, " PHYERR");
460 if (tmp & ATH9K_RX_FILTER_MYBEACON)
461 len += snprintf(buf + len, sizeof(buf) - len, " MYBEACON");
462 if (tmp & ATH9K_RX_FILTER_COMP_BAR)
463 len += snprintf(buf + len, sizeof(buf) - len, " COMP_BAR");
464 if (tmp & ATH9K_RX_FILTER_PSPOLL)
465 len += snprintf(buf + len, sizeof(buf) - len, " PSPOLL");
466 if (tmp & ATH9K_RX_FILTER_PHYRADAR)
467 len += snprintf(buf + len, sizeof(buf) - len, " PHYRADAR");
468 if (tmp & ATH9K_RX_FILTER_MCAST_BCAST_ALL)
469 len += snprintf(buf + len, sizeof(buf) - len, " MCAST_BCAST_ALL\n");
470 else
471 len += snprintf(buf + len, sizeof(buf) - len, "\n");
472
473 if (len > sizeof(buf))
474 len = sizeof(buf);
475
476 return simple_read_from_buffer(user_buf, count, ppos, buf, len);
477 }
478
479 static const struct file_operations fops_wiphy = {
480 .read = read_file_wiphy,
481 .open = ath9k_debugfs_open,
482 .owner = THIS_MODULE,
483 .llseek = default_llseek,
484 };
485
486 #define PR_QNUM(_n) sc->tx.txq_map[_n]->axq_qnum
487 #define PR(str, elem) \
488 do { \
489 len += snprintf(buf + len, size - len, \
490 "%s%13u%11u%10u%10u\n", str, \
491 sc->debug.stats.txstats[PR_QNUM(WME_AC_BE)].elem, \
492 sc->debug.stats.txstats[PR_QNUM(WME_AC_BK)].elem, \
493 sc->debug.stats.txstats[PR_QNUM(WME_AC_VI)].elem, \
494 sc->debug.stats.txstats[PR_QNUM(WME_AC_VO)].elem); \
495 if (len >= size) \
496 goto done; \
497 } while(0)
498
499 #define PRX(str, elem) \
500 do { \
501 len += snprintf(buf + len, size - len, \
502 "%s%13u%11u%10u%10u\n", str, \
503 (unsigned int)(sc->tx.txq_map[WME_AC_BE]->elem), \
504 (unsigned int)(sc->tx.txq_map[WME_AC_BK]->elem), \
505 (unsigned int)(sc->tx.txq_map[WME_AC_VI]->elem), \
506 (unsigned int)(sc->tx.txq_map[WME_AC_VO]->elem)); \
507 if (len >= size) \
508 goto done; \
509 } while(0)
510
511 #define PRQLE(str, elem) \
512 do { \
513 len += snprintf(buf + len, size - len, \
514 "%s%13i%11i%10i%10i\n", str, \
515 list_empty(&sc->tx.txq_map[WME_AC_BE]->elem), \
516 list_empty(&sc->tx.txq_map[WME_AC_BK]->elem), \
517 list_empty(&sc->tx.txq_map[WME_AC_VI]->elem), \
518 list_empty(&sc->tx.txq_map[WME_AC_VO]->elem)); \
519 if (len >= size) \
520 goto done; \
521 } while (0)
522
523 static ssize_t read_file_xmit(struct file *file, char __user *user_buf,
524 size_t count, loff_t *ppos)
525 {
526 struct ath_softc *sc = file->private_data;
527 char *buf;
528 unsigned int len = 0, size = 8000;
529 int i;
530 ssize_t retval = 0;
531 char tmp[32];
532
533 buf = kzalloc(size, GFP_KERNEL);
534 if (buf == NULL)
535 return -ENOMEM;
536
537 len += sprintf(buf, "Num-Tx-Queues: %i tx-queues-setup: 0x%x"
538 " poll-work-seen: %u\n"
539 "%30s %10s%10s%10s\n\n",
540 ATH9K_NUM_TX_QUEUES, sc->tx.txqsetup,
541 sc->tx_complete_poll_work_seen,
542 "BE", "BK", "VI", "VO");
543
544 PR("MPDUs Queued: ", queued);
545 PR("MPDUs Completed: ", completed);
546 PR("Aggregates: ", a_aggr);
547 PR("AMPDUs Queued HW:", a_queued_hw);
548 PR("AMPDUs Queued SW:", a_queued_sw);
549 PR("AMPDUs Completed:", a_completed);
550 PR("AMPDUs Retried: ", a_retries);
551 PR("AMPDUs XRetried: ", a_xretries);
552 PR("FIFO Underrun: ", fifo_underrun);
553 PR("TXOP Exceeded: ", xtxop);
554 PR("TXTIMER Expiry: ", timer_exp);
555 PR("DESC CFG Error: ", desc_cfg_err);
556 PR("DATA Underrun: ", data_underrun);
557 PR("DELIM Underrun: ", delim_underrun);
558 PR("TX-Pkts-All: ", tx_pkts_all);
559 PR("TX-Bytes-All: ", tx_bytes_all);
560 PR("hw-put-tx-buf: ", puttxbuf);
561 PR("hw-tx-start: ", txstart);
562 PR("hw-tx-proc-desc: ", txprocdesc);
563 len += snprintf(buf + len, size - len,
564 "%s%11p%11p%10p%10p\n", "txq-memory-address:",
565 sc->tx.txq_map[WME_AC_BE],
566 sc->tx.txq_map[WME_AC_BK],
567 sc->tx.txq_map[WME_AC_VI],
568 sc->tx.txq_map[WME_AC_VO]);
569 if (len >= size)
570 goto done;
571
572 PRX("axq-qnum: ", axq_qnum);
573 PRX("axq-depth: ", axq_depth);
574 PRX("axq-ampdu_depth: ", axq_ampdu_depth);
575 PRX("axq-stopped ", stopped);
576 PRX("tx-in-progress ", axq_tx_inprogress);
577 PRX("pending-frames ", pending_frames);
578 PRX("txq_headidx: ", txq_headidx);
579 PRX("txq_tailidx: ", txq_headidx);
580
581 PRQLE("axq_q empty: ", axq_q);
582 PRQLE("axq_acq empty: ", axq_acq);
583 PRQLE("txq_fifo_pending: ", txq_fifo_pending);
584 for (i = 0; i < ATH_TXFIFO_DEPTH; i++) {
585 snprintf(tmp, sizeof(tmp) - 1, "txq_fifo[%i] empty: ", i);
586 PRQLE(tmp, txq_fifo[i]);
587 }
588
589 /* Print out more detailed queue-info */
590 for (i = 0; i <= WME_AC_BK; i++) {
591 struct ath_txq *txq = &(sc->tx.txq[i]);
592 struct ath_atx_ac *ac;
593 struct ath_atx_tid *tid;
594 if (len >= size)
595 goto done;
596 spin_lock_bh(&txq->axq_lock);
597 if (!list_empty(&txq->axq_acq)) {
598 ac = list_first_entry(&txq->axq_acq, struct ath_atx_ac,
599 list);
600 len += snprintf(buf + len, size - len,
601 "txq[%i] first-ac: %p sched: %i\n",
602 i, ac, ac->sched);
603 if (list_empty(&ac->tid_q) || (len >= size))
604 goto done_for;
605 tid = list_first_entry(&ac->tid_q, struct ath_atx_tid,
606 list);
607 len += snprintf(buf + len, size - len,
608 " first-tid: %p sched: %i paused: %i\n",
609 tid, tid->sched, tid->paused);
610 }
611 done_for:
612 spin_unlock_bh(&txq->axq_lock);
613 }
614
615 done:
616 if (len > size)
617 len = size;
618
619 retval = simple_read_from_buffer(user_buf, count, ppos, buf, len);
620 kfree(buf);
621
622 return retval;
623 }
624
625 static ssize_t read_file_stations(struct file *file, char __user *user_buf,
626 size_t count, loff_t *ppos)
627 {
628 struct ath_softc *sc = file->private_data;
629 char *buf;
630 unsigned int len = 0, size = 64000;
631 struct ath_node *an = NULL;
632 ssize_t retval = 0;
633 int q;
634
635 buf = kzalloc(size, GFP_KERNEL);
636 if (buf == NULL)
637 return -ENOMEM;
638
639 len += snprintf(buf + len, size - len,
640 "Stations:\n"
641 " tid: addr sched paused buf_q-empty an ac\n"
642 " ac: addr sched tid_q-empty txq\n");
643
644 spin_lock(&sc->nodes_lock);
645 list_for_each_entry(an, &sc->nodes, list) {
646 len += snprintf(buf + len, size - len,
647 "%pM\n", an->sta->addr);
648 if (len >= size)
649 goto done;
650
651 for (q = 0; q < WME_NUM_TID; q++) {
652 struct ath_atx_tid *tid = &(an->tid[q]);
653 len += snprintf(buf + len, size - len,
654 " tid: %p %s %s %i %p %p\n",
655 tid, tid->sched ? "sched" : "idle",
656 tid->paused ? "paused" : "running",
657 list_empty(&tid->buf_q),
658 tid->an, tid->ac);
659 if (len >= size)
660 goto done;
661 }
662
663 for (q = 0; q < WME_NUM_AC; q++) {
664 struct ath_atx_ac *ac = &(an->ac[q]);
665 len += snprintf(buf + len, size - len,
666 " ac: %p %s %i %p\n",
667 ac, ac->sched ? "sched" : "idle",
668 list_empty(&ac->tid_q), ac->txq);
669 if (len >= size)
670 goto done;
671 }
672 }
673
674 done:
675 spin_unlock(&sc->nodes_lock);
676 if (len > size)
677 len = size;
678
679 retval = simple_read_from_buffer(user_buf, count, ppos, buf, len);
680 kfree(buf);
681
682 return retval;
683 }
684
685 static ssize_t read_file_misc(struct file *file, char __user *user_buf,
686 size_t count, loff_t *ppos)
687 {
688 struct ath_softc *sc = file->private_data;
689 struct ath_common *common = ath9k_hw_common(sc->sc_ah);
690 struct ath_hw *ah = sc->sc_ah;
691 struct ieee80211_hw *hw = sc->hw;
692 char *buf;
693 unsigned int len = 0, size = 8000;
694 ssize_t retval = 0;
695 const char *tmp;
696 unsigned int reg;
697 struct ath9k_vif_iter_data iter_data;
698
699 ath9k_calculate_iter_data(hw, NULL, &iter_data);
700
701 buf = kzalloc(size, GFP_KERNEL);
702 if (buf == NULL)
703 return -ENOMEM;
704
705 switch (sc->sc_ah->opmode) {
706 case NL80211_IFTYPE_ADHOC:
707 tmp = "ADHOC";
708 break;
709 case NL80211_IFTYPE_MESH_POINT:
710 tmp = "MESH";
711 break;
712 case NL80211_IFTYPE_AP:
713 tmp = "AP";
714 break;
715 case NL80211_IFTYPE_STATION:
716 tmp = "STATION";
717 break;
718 default:
719 tmp = "???";
720 break;
721 }
722
723 len += snprintf(buf + len, size - len,
724 "curbssid: %pM\n"
725 "OP-Mode: %s(%i)\n"
726 "Beacon-Timer-Register: 0x%x\n",
727 common->curbssid,
728 tmp, (int)(sc->sc_ah->opmode),
729 REG_READ(ah, AR_BEACON_PERIOD));
730
731 reg = REG_READ(ah, AR_TIMER_MODE);
732 len += snprintf(buf + len, size - len, "Timer-Mode-Register: 0x%x (",
733 reg);
734 if (reg & AR_TBTT_TIMER_EN)
735 len += snprintf(buf + len, size - len, "TBTT ");
736 if (reg & AR_DBA_TIMER_EN)
737 len += snprintf(buf + len, size - len, "DBA ");
738 if (reg & AR_SWBA_TIMER_EN)
739 len += snprintf(buf + len, size - len, "SWBA ");
740 if (reg & AR_HCF_TIMER_EN)
741 len += snprintf(buf + len, size - len, "HCF ");
742 if (reg & AR_TIM_TIMER_EN)
743 len += snprintf(buf + len, size - len, "TIM ");
744 if (reg & AR_DTIM_TIMER_EN)
745 len += snprintf(buf + len, size - len, "DTIM ");
746 len += snprintf(buf + len, size - len, ")\n");
747
748 reg = sc->sc_ah->imask;
749 len += snprintf(buf + len, size - len, "imask: 0x%x (", reg);
750 if (reg & ATH9K_INT_SWBA)
751 len += snprintf(buf + len, size - len, "SWBA ");
752 if (reg & ATH9K_INT_BMISS)
753 len += snprintf(buf + len, size - len, "BMISS ");
754 if (reg & ATH9K_INT_CST)
755 len += snprintf(buf + len, size - len, "CST ");
756 if (reg & ATH9K_INT_RX)
757 len += snprintf(buf + len, size - len, "RX ");
758 if (reg & ATH9K_INT_RXHP)
759 len += snprintf(buf + len, size - len, "RXHP ");
760 if (reg & ATH9K_INT_RXLP)
761 len += snprintf(buf + len, size - len, "RXLP ");
762 if (reg & ATH9K_INT_BB_WATCHDOG)
763 len += snprintf(buf + len, size - len, "BB_WATCHDOG ");
764 /* there are other IRQs if one wanted to add them. */
765 len += snprintf(buf + len, size - len, ")\n");
766
767 len += snprintf(buf + len, size - len,
768 "VIF Counts: AP: %i STA: %i MESH: %i WDS: %i"
769 " ADHOC: %i OTHER: %i nvifs: %hi beacon-vifs: %hi\n",
770 iter_data.naps, iter_data.nstations, iter_data.nmeshes,
771 iter_data.nwds, iter_data.nadhocs, iter_data.nothers,
772 sc->nvifs, sc->nbcnvifs);
773
774 len += snprintf(buf + len, size - len,
775 "Calculated-BSSID-Mask: %pM\n",
776 iter_data.mask);
777
778 if (len > size)
779 len = size;
780
781 retval = simple_read_from_buffer(user_buf, count, ppos, buf, len);
782 kfree(buf);
783
784 return retval;
785 }
786
787 void ath_debug_stat_tx(struct ath_softc *sc, struct ath_buf *bf,
788 struct ath_tx_status *ts, struct ath_txq *txq)
789 {
790 int qnum = txq->axq_qnum;
791
792 TX_STAT_INC(qnum, tx_pkts_all);
793 sc->debug.stats.txstats[qnum].tx_bytes_all += bf->bf_mpdu->len;
794
795 if (bf_isampdu(bf)) {
796 if (bf_isxretried(bf))
797 TX_STAT_INC(qnum, a_xretries);
798 else
799 TX_STAT_INC(qnum, a_completed);
800 } else {
801 TX_STAT_INC(qnum, completed);
802 }
803
804 if (ts->ts_status & ATH9K_TXERR_FIFO)
805 TX_STAT_INC(qnum, fifo_underrun);
806 if (ts->ts_status & ATH9K_TXERR_XTXOP)
807 TX_STAT_INC(qnum, xtxop);
808 if (ts->ts_status & ATH9K_TXERR_TIMER_EXPIRED)
809 TX_STAT_INC(qnum, timer_exp);
810 if (ts->ts_flags & ATH9K_TX_DESC_CFG_ERR)
811 TX_STAT_INC(qnum, desc_cfg_err);
812 if (ts->ts_flags & ATH9K_TX_DATA_UNDERRUN)
813 TX_STAT_INC(qnum, data_underrun);
814 if (ts->ts_flags & ATH9K_TX_DELIM_UNDERRUN)
815 TX_STAT_INC(qnum, delim_underrun);
816 }
817
818 static const struct file_operations fops_xmit = {
819 .read = read_file_xmit,
820 .open = ath9k_debugfs_open,
821 .owner = THIS_MODULE,
822 .llseek = default_llseek,
823 };
824
825 static const struct file_operations fops_stations = {
826 .read = read_file_stations,
827 .open = ath9k_debugfs_open,
828 .owner = THIS_MODULE,
829 .llseek = default_llseek,
830 };
831
832 static const struct file_operations fops_misc = {
833 .read = read_file_misc,
834 .open = ath9k_debugfs_open,
835 .owner = THIS_MODULE,
836 .llseek = default_llseek,
837 };
838
839 static ssize_t read_file_recv(struct file *file, char __user *user_buf,
840 size_t count, loff_t *ppos)
841 {
842 #define PHY_ERR(s, p) \
843 len += snprintf(buf + len, size - len, "%18s : %10u\n", s, \
844 sc->debug.stats.rxstats.phy_err_stats[p]);
845
846 struct ath_softc *sc = file->private_data;
847 char *buf;
848 unsigned int len = 0, size = 1152;
849 ssize_t retval = 0;
850
851 buf = kzalloc(size, GFP_KERNEL);
852 if (buf == NULL)
853 return -ENOMEM;
854
855 len += snprintf(buf + len, size - len,
856 "%18s : %10u\n", "CRC ERR",
857 sc->debug.stats.rxstats.crc_err);
858 len += snprintf(buf + len, size - len,
859 "%18s : %10u\n", "DECRYPT CRC ERR",
860 sc->debug.stats.rxstats.decrypt_crc_err);
861 len += snprintf(buf + len, size - len,
862 "%18s : %10u\n", "PHY ERR",
863 sc->debug.stats.rxstats.phy_err);
864 len += snprintf(buf + len, size - len,
865 "%18s : %10u\n", "MIC ERR",
866 sc->debug.stats.rxstats.mic_err);
867 len += snprintf(buf + len, size - len,
868 "%18s : %10u\n", "PRE-DELIM CRC ERR",
869 sc->debug.stats.rxstats.pre_delim_crc_err);
870 len += snprintf(buf + len, size - len,
871 "%18s : %10u\n", "POST-DELIM CRC ERR",
872 sc->debug.stats.rxstats.post_delim_crc_err);
873 len += snprintf(buf + len, size - len,
874 "%18s : %10u\n", "DECRYPT BUSY ERR",
875 sc->debug.stats.rxstats.decrypt_busy_err);
876
877 PHY_ERR("UNDERRUN", ATH9K_PHYERR_UNDERRUN);
878 PHY_ERR("TIMING", ATH9K_PHYERR_TIMING);
879 PHY_ERR("PARITY", ATH9K_PHYERR_PARITY);
880 PHY_ERR("RATE", ATH9K_PHYERR_RATE);
881 PHY_ERR("LENGTH", ATH9K_PHYERR_LENGTH);
882 PHY_ERR("RADAR", ATH9K_PHYERR_RADAR);
883 PHY_ERR("SERVICE", ATH9K_PHYERR_SERVICE);
884 PHY_ERR("TOR", ATH9K_PHYERR_TOR);
885 PHY_ERR("OFDM-TIMING", ATH9K_PHYERR_OFDM_TIMING);
886 PHY_ERR("OFDM-SIGNAL-PARITY", ATH9K_PHYERR_OFDM_SIGNAL_PARITY);
887 PHY_ERR("OFDM-RATE", ATH9K_PHYERR_OFDM_RATE_ILLEGAL);
888 PHY_ERR("OFDM-LENGTH", ATH9K_PHYERR_OFDM_LENGTH_ILLEGAL);
889 PHY_ERR("OFDM-POWER-DROP", ATH9K_PHYERR_OFDM_POWER_DROP);
890 PHY_ERR("OFDM-SERVICE", ATH9K_PHYERR_OFDM_SERVICE);
891 PHY_ERR("OFDM-RESTART", ATH9K_PHYERR_OFDM_RESTART);
892 PHY_ERR("FALSE-RADAR-EXT", ATH9K_PHYERR_FALSE_RADAR_EXT);
893 PHY_ERR("CCK-TIMING", ATH9K_PHYERR_CCK_TIMING);
894 PHY_ERR("CCK-HEADER-CRC", ATH9K_PHYERR_CCK_HEADER_CRC);
895 PHY_ERR("CCK-RATE", ATH9K_PHYERR_CCK_RATE_ILLEGAL);
896 PHY_ERR("CCK-SERVICE", ATH9K_PHYERR_CCK_SERVICE);
897 PHY_ERR("CCK-RESTART", ATH9K_PHYERR_CCK_RESTART);
898 PHY_ERR("CCK-LENGTH", ATH9K_PHYERR_CCK_LENGTH_ILLEGAL);
899 PHY_ERR("CCK-POWER-DROP", ATH9K_PHYERR_CCK_POWER_DROP);
900 PHY_ERR("HT-CRC", ATH9K_PHYERR_HT_CRC_ERROR);
901 PHY_ERR("HT-LENGTH", ATH9K_PHYERR_HT_LENGTH_ILLEGAL);
902 PHY_ERR("HT-RATE", ATH9K_PHYERR_HT_RATE_ILLEGAL);
903
904 len += snprintf(buf + len, size - len,
905 "%18s : %10u\n", "RX-Pkts-All",
906 sc->debug.stats.rxstats.rx_pkts_all);
907 len += snprintf(buf + len, size - len,
908 "%18s : %10u\n", "RX-Bytes-All",
909 sc->debug.stats.rxstats.rx_bytes_all);
910
911 if (len > size)
912 len = size;
913
914 retval = simple_read_from_buffer(user_buf, count, ppos, buf, len);
915 kfree(buf);
916
917 return retval;
918
919 #undef PHY_ERR
920 }
921
922 void ath_debug_stat_rx(struct ath_softc *sc, struct ath_rx_status *rs)
923 {
924 #define RX_STAT_INC(c) sc->debug.stats.rxstats.c++
925 #define RX_PHY_ERR_INC(c) sc->debug.stats.rxstats.phy_err_stats[c]++
926
927 u32 phyerr;
928
929 RX_STAT_INC(rx_pkts_all);
930 sc->debug.stats.rxstats.rx_bytes_all += rs->rs_datalen;
931
932 if (rs->rs_status & ATH9K_RXERR_CRC)
933 RX_STAT_INC(crc_err);
934 if (rs->rs_status & ATH9K_RXERR_DECRYPT)
935 RX_STAT_INC(decrypt_crc_err);
936 if (rs->rs_status & ATH9K_RXERR_MIC)
937 RX_STAT_INC(mic_err);
938 if (rs->rs_status & ATH9K_RX_DELIM_CRC_PRE)
939 RX_STAT_INC(pre_delim_crc_err);
940 if (rs->rs_status & ATH9K_RX_DELIM_CRC_POST)
941 RX_STAT_INC(post_delim_crc_err);
942 if (rs->rs_status & ATH9K_RX_DECRYPT_BUSY)
943 RX_STAT_INC(decrypt_busy_err);
944
945 if (rs->rs_status & ATH9K_RXERR_PHY) {
946 RX_STAT_INC(phy_err);
947 phyerr = rs->rs_phyerr & 0x24;
948 RX_PHY_ERR_INC(phyerr);
949 }
950
951 #undef RX_STAT_INC
952 #undef RX_PHY_ERR_INC
953 }
954
955 static const struct file_operations fops_recv = {
956 .read = read_file_recv,
957 .open = ath9k_debugfs_open,
958 .owner = THIS_MODULE,
959 .llseek = default_llseek,
960 };
961
962 static ssize_t read_file_regidx(struct file *file, char __user *user_buf,
963 size_t count, loff_t *ppos)
964 {
965 struct ath_softc *sc = file->private_data;
966 char buf[32];
967 unsigned int len;
968
969 len = sprintf(buf, "0x%08x\n", sc->debug.regidx);
970 return simple_read_from_buffer(user_buf, count, ppos, buf, len);
971 }
972
973 static ssize_t write_file_regidx(struct file *file, const char __user *user_buf,
974 size_t count, loff_t *ppos)
975 {
976 struct ath_softc *sc = file->private_data;
977 unsigned long regidx;
978 char buf[32];
979 ssize_t len;
980
981 len = min(count, sizeof(buf) - 1);
982 if (copy_from_user(buf, user_buf, len))
983 return -EFAULT;
984
985 buf[len] = '\0';
986 if (strict_strtoul(buf, 0, &regidx))
987 return -EINVAL;
988
989 sc->debug.regidx = regidx;
990 return count;
991 }
992
993 static const struct file_operations fops_regidx = {
994 .read = read_file_regidx,
995 .write = write_file_regidx,
996 .open = ath9k_debugfs_open,
997 .owner = THIS_MODULE,
998 .llseek = default_llseek,
999 };
1000
1001 static ssize_t read_file_regval(struct file *file, char __user *user_buf,
1002 size_t count, loff_t *ppos)
1003 {
1004 struct ath_softc *sc = file->private_data;
1005 struct ath_hw *ah = sc->sc_ah;
1006 char buf[32];
1007 unsigned int len;
1008 u32 regval;
1009
1010 regval = REG_READ_D(ah, sc->debug.regidx);
1011 len = sprintf(buf, "0x%08x\n", regval);
1012 return simple_read_from_buffer(user_buf, count, ppos, buf, len);
1013 }
1014
1015 static ssize_t write_file_regval(struct file *file, const char __user *user_buf,
1016 size_t count, loff_t *ppos)
1017 {
1018 struct ath_softc *sc = file->private_data;
1019 struct ath_hw *ah = sc->sc_ah;
1020 unsigned long regval;
1021 char buf[32];
1022 ssize_t len;
1023
1024 len = min(count, sizeof(buf) - 1);
1025 if (copy_from_user(buf, user_buf, len))
1026 return -EFAULT;
1027
1028 buf[len] = '\0';
1029 if (strict_strtoul(buf, 0, &regval))
1030 return -EINVAL;
1031
1032 REG_WRITE_D(ah, sc->debug.regidx, regval);
1033 return count;
1034 }
1035
1036 static const struct file_operations fops_regval = {
1037 .read = read_file_regval,
1038 .write = write_file_regval,
1039 .open = ath9k_debugfs_open,
1040 .owner = THIS_MODULE,
1041 .llseek = default_llseek,
1042 };
1043
1044 #define REGDUMP_LINE_SIZE 20
1045
1046 static int open_file_regdump(struct inode *inode, struct file *file)
1047 {
1048 struct ath_softc *sc = inode->i_private;
1049 unsigned int len = 0;
1050 u8 *buf;
1051 int i;
1052 unsigned long num_regs, regdump_len, max_reg_offset;
1053
1054 max_reg_offset = AR_SREV_9300_20_OR_LATER(sc->sc_ah) ? 0x16bd4 : 0xb500;
1055 num_regs = max_reg_offset / 4 + 1;
1056 regdump_len = num_regs * REGDUMP_LINE_SIZE + 1;
1057 buf = vmalloc(regdump_len);
1058 if (!buf)
1059 return -ENOMEM;
1060
1061 ath9k_ps_wakeup(sc);
1062 for (i = 0; i < num_regs; i++)
1063 len += scnprintf(buf + len, regdump_len - len,
1064 "0x%06x 0x%08x\n", i << 2, REG_READ(sc->sc_ah, i << 2));
1065 ath9k_ps_restore(sc);
1066
1067 file->private_data = buf;
1068
1069 return 0;
1070 }
1071
1072 static const struct file_operations fops_regdump = {
1073 .open = open_file_regdump,
1074 .read = ath9k_debugfs_read_buf,
1075 .release = ath9k_debugfs_release_buf,
1076 .owner = THIS_MODULE,
1077 .llseek = default_llseek,/* read accesses f_pos */
1078 };
1079
1080 int ath9k_init_debug(struct ath_hw *ah)
1081 {
1082 struct ath_common *common = ath9k_hw_common(ah);
1083 struct ath_softc *sc = (struct ath_softc *) common->priv;
1084
1085 sc->debug.debugfs_phy = debugfs_create_dir("ath9k",
1086 sc->hw->wiphy->debugfsdir);
1087 if (!sc->debug.debugfs_phy)
1088 return -ENOMEM;
1089
1090 #ifdef CONFIG_ATH_DEBUG
1091 if (!debugfs_create_file("debug", S_IRUSR | S_IWUSR,
1092 sc->debug.debugfs_phy, sc, &fops_debug))
1093 goto err;
1094 #endif
1095
1096 if (!debugfs_create_file("dma", S_IRUSR, sc->debug.debugfs_phy,
1097 sc, &fops_dma))
1098 goto err;
1099
1100 if (!debugfs_create_file("interrupt", S_IRUSR, sc->debug.debugfs_phy,
1101 sc, &fops_interrupt))
1102 goto err;
1103
1104 if (!debugfs_create_file("wiphy", S_IRUSR | S_IWUSR,
1105 sc->debug.debugfs_phy, sc, &fops_wiphy))
1106 goto err;
1107
1108 if (!debugfs_create_file("xmit", S_IRUSR, sc->debug.debugfs_phy,
1109 sc, &fops_xmit))
1110 goto err;
1111
1112 if (!debugfs_create_file("stations", S_IRUSR, sc->debug.debugfs_phy,
1113 sc, &fops_stations))
1114 goto err;
1115
1116 if (!debugfs_create_file("misc", S_IRUSR, sc->debug.debugfs_phy,
1117 sc, &fops_misc))
1118 goto err;
1119
1120 if (!debugfs_create_file("recv", S_IRUSR, sc->debug.debugfs_phy,
1121 sc, &fops_recv))
1122 goto err;
1123
1124 if (!debugfs_create_file("rx_chainmask", S_IRUSR | S_IWUSR,
1125 sc->debug.debugfs_phy, sc, &fops_rx_chainmask))
1126 goto err;
1127
1128 if (!debugfs_create_file("tx_chainmask", S_IRUSR | S_IWUSR,
1129 sc->debug.debugfs_phy, sc, &fops_tx_chainmask))
1130 goto err;
1131
1132 if (!debugfs_create_file("regidx", S_IRUSR | S_IWUSR,
1133 sc->debug.debugfs_phy, sc, &fops_regidx))
1134 goto err;
1135
1136 if (!debugfs_create_file("regval", S_IRUSR | S_IWUSR,
1137 sc->debug.debugfs_phy, sc, &fops_regval))
1138 goto err;
1139
1140 if (!debugfs_create_bool("ignore_extcca", S_IRUSR | S_IWUSR,
1141 sc->debug.debugfs_phy, &ah->config.cwm_ignore_extcca))
1142 goto err;
1143
1144 if (!debugfs_create_file("regdump", S_IRUSR, sc->debug.debugfs_phy,
1145 sc, &fops_regdump))
1146 goto err;
1147
1148 sc->debug.regidx = 0;
1149 return 0;
1150 err:
1151 debugfs_remove_recursive(sc->debug.debugfs_phy);
1152 sc->debug.debugfs_phy = NULL;
1153 return -ENOMEM;
1154 }
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