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ath9k_hw: Read and configure thermocal for AR9462
[linux-2.6-block.git] / drivers / net / wireless / ath / ath9k / debug.c
CommitLineData
88b126af 1/*
5b68138e 2 * Copyright (c) 2008-2011 Atheros Communications Inc.
88b126af
S		 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
5a0e3ad6 17#include <linux/slab.h>
582d0064 18#include <linux/vmalloc.h>
ee40fa06 19#include <linux/export.h>
52103115
GJ		 20#include <asm/unaligned.h>
21
394cf0a1 22#include "ath9k.h"
88b126af 23
475a6e4d
LR		 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
2a163c6d 29
582d0064
VT		 30static 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
37static int ath9k_debugfs_release_buf(struct inode *inode, struct file *file)
38{
39 vfree(file->private_data);
40 return 0;
41}
42
a830df07
FF		 43#ifdef CONFIG_ATH_DEBUG
44
2493928e
JH		 45static 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;
c46917bb 49 struct ath_common *common = ath9k_hw_common(sc->sc_ah);
2493928e 50 char buf[32];
581f725c
VT		 51 unsigned int len;
52
2b87f3aa 53 len = sprintf(buf, "0x%08x\n", common->debug_mask);
2493928e
JH		 54 return simple_read_from_buffer(user_buf, count, ppos, buf, len);
55}
56
57static 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;
c46917bb 61 struct ath_common *common = ath9k_hw_common(sc->sc_ah);
2493928e
JH		 62 unsigned long mask;
63 char buf[32];
581f725c
VT		 64 ssize_t len;
65
66 len = min(count, sizeof(buf) - 1);
67 if (copy_from_user(buf, user_buf, len))
04236066 68 return -EFAULT;
581f725c
VT		 69
70 buf[len] = '\0';
71 if (strict_strtoul(buf, 0, &mask))
72 return -EINVAL;
73
c46917bb 74 common->debug_mask = mask;
2493928e
JH		 75 return count;
76}
77
78static const struct file_operations fops_debug = {
79 .read = read_file_debug,
80 .write = write_file_debug,
234e3405 81 .open = simple_open,
6038f373
AB		 82 .owner = THIS_MODULE,
83 .llseek = default_llseek,
2493928e
JH		 84};
85
a830df07
FF		 86#endif
87
991a0987
PR		 88#define DMA_BUF_LEN 1024
89
15340694
FF		 90static 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;
82b2d334 94 struct ath_hw *ah = sc->sc_ah;
15340694
FF		 95 char buf[32];
96 unsigned int len;
97
82b2d334 98 len = sprintf(buf, "0x%08x\n", ah->txchainmask);
15340694
FF		 99 return simple_read_from_buffer(user_buf, count, ppos, buf, len);
100}
101
102static 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;
82b2d334 106 struct ath_hw *ah = sc->sc_ah;
15340694
FF		 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))
04236066 113 return -EFAULT;
15340694
FF		 114
115 buf[len] = '\0';
116 if (strict_strtoul(buf, 0, &mask))
117 return -EINVAL;
118
82b2d334
FF		 119 ah->txchainmask = mask;
120 ah->caps.tx_chainmask = mask;
15340694
FF		 121 return count;
122}
123
124static const struct file_operations fops_tx_chainmask = {
125 .read = read_file_tx_chainmask,
126 .write = write_file_tx_chainmask,
234e3405 127 .open = simple_open,
6038f373
AB		 128 .owner = THIS_MODULE,
129 .llseek = default_llseek,
15340694
FF		 130};
131
132
133static 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;
82b2d334 137 struct ath_hw *ah = sc->sc_ah;
15340694
FF		 138 char buf[32];
139 unsigned int len;
140
82b2d334 141 len = sprintf(buf, "0x%08x\n", ah->rxchainmask);
15340694
FF		 142 return simple_read_from_buffer(user_buf, count, ppos, buf, len);
143}
144
145static 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;
82b2d334 149 struct ath_hw *ah = sc->sc_ah;
15340694
FF		 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))
04236066 156 return -EFAULT;
15340694
FF		 157
158 buf[len] = '\0';
159 if (strict_strtoul(buf, 0, &mask))
160 return -EINVAL;
161
82b2d334
FF		 162 ah->rxchainmask = mask;
163 ah->caps.rx_chainmask = mask;
15340694
FF		 164 return count;
165}
166
167static const struct file_operations fops_rx_chainmask = {
168 .read = read_file_rx_chainmask,
169 .write = write_file_rx_chainmask,
234e3405 170 .open = simple_open,
6038f373
AB		 171 .owner = THIS_MODULE,
172 .llseek = default_llseek,
15340694
FF		 173};
174
05c0be2f
MSS		 175static 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
187static 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) {
781b14a3 208 clear_bit(SC_OP_ANI_RUN, &sc->sc_flags);
da0d45f7 209 ath_stop_ani(sc);
05c0be2f 210 } else {
da0d45f7 211 ath_check_ani(sc);
05c0be2f
MSS		 212 }
213
214 return count;
215}
216
217static const struct file_operations fops_disable_ani = {
218 .read = read_file_disable_ani,
219 .write = write_file_disable_ani,
234e3405 220 .open = simple_open,
05c0be2f
MSS		 221 .owner = THIS_MODULE,
222 .llseek = default_llseek,
223};
15340694 224
2a163c6d
S		 225static 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;
cbe61d8a 229 struct ath_hw *ah = sc->sc_ah;
991a0987
PR		 230 char *buf;
231 int retval;
2a163c6d
S		 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
991a0987
PR		 237 buf = kmalloc(DMA_BUF_LEN, GFP_KERNEL);
238 if (!buf)
04236066 239 return -ENOMEM;
991a0987 240
7cf4a2e7
S		 241 ath9k_ps_wakeup(sc);
242
475a6e4d 243 REG_WRITE_D(ah, AR_MACMISC,
2a163c6d
S		 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
991a0987 248 len += snprintf(buf + len, DMA_BUF_LEN - len,
2a163c6d
S		 249 "Raw DMA Debug values:\n");
250
251 for (i = 0; i < ATH9K_NUM_DMA_DEBUG_REGS; i++) {
252 if (i % 4 == 0)
991a0987 253 len += snprintf(buf + len, DMA_BUF_LEN - len, "\n");
2a163c6d 254
475a6e4d 255 val[i] = REG_READ_D(ah, AR_DMADBG_0 + (i * sizeof(u32)));
991a0987 256 len += snprintf(buf + len, DMA_BUF_LEN - len, "%d: %08x ",
2a163c6d
S		 257 i, val[i]);
258 }
259
991a0987
PR		 260 len += snprintf(buf + len, DMA_BUF_LEN - len, "\n\n");
261 len += snprintf(buf + len, DMA_BUF_LEN - len,
2a163c6d
S		 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
991a0987 275 len += snprintf(buf + len, DMA_BUF_LEN - len,
2a163c6d
S		 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
991a0987 283 len += snprintf(buf + len, DMA_BUF_LEN - len, "\n");
2a163c6d 284
991a0987 285 len += snprintf(buf + len, DMA_BUF_LEN - len,
2a163c6d
S		 286 "qcu_stitch state: %2x qcu_fetch state: %2x\n",
287 (val[3] & 0x003c0000) >> 18, (val[3] & 0x03c00000) >> 22);
991a0987 288 len += snprintf(buf + len, DMA_BUF_LEN - len,
2a163c6d
S		 289 "qcu_complete state: %2x dcu_complete state: %2x\n",
290 (val[3] & 0x1c000000) >> 26, (val[6] & 0x3));
991a0987 291 len += snprintf(buf + len, DMA_BUF_LEN - len,
2a163c6d
S		 292 "dcu_arb state: %2x dcu_fp state: %2x\n",
293 (val[5] & 0x06000000) >> 25, (val[5] & 0x38000000) >> 27);
991a0987 294 len += snprintf(buf + len, DMA_BUF_LEN - len,
2a163c6d
S		 295 "chan_idle_dur: %3d chan_idle_dur_valid: %1d\n",
296 (val[6] & 0x000003fc) >> 2, (val[6] & 0x00000400) >> 10);
991a0987 297 len += snprintf(buf + len, DMA_BUF_LEN - len,
2a163c6d
S		 298 "txfifo_valid_0: %1d txfifo_valid_1: %1d\n",
299 (val[6] & 0x00000800) >> 11, (val[6] & 0x00001000) >> 12);
991a0987 300 len += snprintf(buf + len, DMA_BUF_LEN - len,
2a163c6d
S		 301 "txfifo_dcu_num_0: %2d txfifo_dcu_num_1: %2d\n",
302 (val[6] & 0x0001e000) >> 13, (val[6] & 0x001e0000) >> 17);
303
60ece404 304 len += snprintf(buf + len, DMA_BUF_LEN - len, "pcu observe: 0x%x\n",
475a6e4d 305 REG_READ_D(ah, AR_OBS_BUS_1));
991a0987 306 len += snprintf(buf + len, DMA_BUF_LEN - len,
60ece404 307 "AR_CR: 0x%x\n", REG_READ_D(ah, AR_CR));
2a163c6d 308
7cf4a2e7
S		 309 ath9k_ps_restore(sc);
310
2b87f3aa
DC		 311 if (len > DMA_BUF_LEN)
312 len = DMA_BUF_LEN;
313
991a0987
PR		 314 retval = simple_read_from_buffer(user_buf, count, ppos, buf, len);
315 kfree(buf);
316 return retval;
2a163c6d
S		 317}
318
319static const struct file_operations fops_dma = {
320 .read = read_file_dma,
234e3405 321 .open = simple_open,
6038f373
AB		 322 .owner = THIS_MODULE,
323 .llseek = default_llseek,
2a163c6d
S		 324};
325
817e11de
S		 326
327void ath_debug_stat_interrupt(struct ath_softc *sc, enum ath9k_int status)
328{
329 if (status)
17d7904d 330 sc->debug.stats.istats.total++;
a9616f41
LR		 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++;
08578b8f
LR		 336 if (status & ATH9K_INT_BB_WATCHDOG)
337 sc->debug.stats.istats.bb_watchdog++;
a9616f41
LR		 338 } else {
339 if (status & ATH9K_INT_RX)
340 sc->debug.stats.istats.rxok++;
341 }
817e11de 342 if (status & ATH9K_INT_RXEOL)
17d7904d 343 sc->debug.stats.istats.rxeol++;
817e11de 344 if (status & ATH9K_INT_RXORN)
17d7904d 345 sc->debug.stats.istats.rxorn++;
817e11de 346 if (status & ATH9K_INT_TX)
17d7904d 347 sc->debug.stats.istats.txok++;
817e11de 348 if (status & ATH9K_INT_TXURN)
17d7904d 349 sc->debug.stats.istats.txurn++;
817e11de 350 if (status & ATH9K_INT_RXPHY)
17d7904d 351 sc->debug.stats.istats.rxphyerr++;
817e11de 352 if (status & ATH9K_INT_RXKCM)
17d7904d 353 sc->debug.stats.istats.rx_keycache_miss++;
817e11de 354 if (status & ATH9K_INT_SWBA)
17d7904d 355 sc->debug.stats.istats.swba++;
817e11de 356 if (status & ATH9K_INT_BMISS)
17d7904d 357 sc->debug.stats.istats.bmiss++;
817e11de 358 if (status & ATH9K_INT_BNR)
17d7904d 359 sc->debug.stats.istats.bnr++;
817e11de 360 if (status & ATH9K_INT_CST)
17d7904d 361 sc->debug.stats.istats.cst++;
817e11de 362 if (status & ATH9K_INT_GTT)
17d7904d 363 sc->debug.stats.istats.gtt++;
817e11de 364 if (status & ATH9K_INT_TIM)
17d7904d 365 sc->debug.stats.istats.tim++;
817e11de 366 if (status & ATH9K_INT_CABEND)
17d7904d 367 sc->debug.stats.istats.cabend++;
817e11de 368 if (status & ATH9K_INT_DTIMSYNC)
17d7904d 369 sc->debug.stats.istats.dtimsync++;
817e11de 370 if (status & ATH9K_INT_DTIM)
17d7904d 371 sc->debug.stats.istats.dtim++;
6dde1aab
MSS		 372 if (status & ATH9K_INT_TSFOOR)
373 sc->debug.stats.istats.tsfoor++;
97ba515a
SM		 374 if (status & ATH9K_INT_MCI)
375 sc->debug.stats.istats.mci++;
817e11de
S		 376}
377
378static ssize_t read_file_interrupt(struct file *file, char __user *user_buf,
379 size_t count, loff_t *ppos)
380{
381 struct ath_softc *sc = file->private_data;
817e11de 382 unsigned int len = 0;
462e58f2
BG		 383 int rv;
384 int mxlen = 4000;
385 char *buf = kmalloc(mxlen, GFP_KERNEL);
386 if (!buf)
387 return -ENOMEM;
388
389#define PR_IS(a, s) \
390 do { \
391 len += snprintf(buf + len, mxlen - len, \
392 "%21s: %10u\n", a, \
393 sc->debug.stats.istats.s); \
394 } while (0)
817e11de 395
a9616f41 396 if (sc->sc_ah->caps.hw_caps & ATH9K_HW_CAP_EDMA) {
462e58f2
BG		 397 PR_IS("RXLP", rxlp);
398 PR_IS("RXHP", rxhp);
399 PR_IS("WATHDOG", bb_watchdog);
a9616f41 400 } else {
462e58f2 401 PR_IS("RX", rxok);
a9616f41 402 }
462e58f2
BG		 403 PR_IS("RXEOL", rxeol);
404 PR_IS("RXORN", rxorn);
405 PR_IS("TX", txok);
406 PR_IS("TXURN", txurn);
407 PR_IS("MIB", mib);
408 PR_IS("RXPHY", rxphyerr);
409 PR_IS("RXKCM", rx_keycache_miss);
410 PR_IS("SWBA", swba);
411 PR_IS("BMISS", bmiss);
412 PR_IS("BNR", bnr);
413 PR_IS("CST", cst);
414 PR_IS("GTT", gtt);
415 PR_IS("TIM", tim);
416 PR_IS("CABEND", cabend);
417 PR_IS("DTIMSYNC", dtimsync);
418 PR_IS("DTIM", dtim);
419 PR_IS("TSFOOR", tsfoor);
97ba515a 420 PR_IS("MCI", mci);
462e58f2
BG		 421 PR_IS("TOTAL", total);
422
423 len += snprintf(buf + len, mxlen - len,
424 "SYNC_CAUSE stats:\n");
425
426 PR_IS("Sync-All", sync_cause_all);
427 PR_IS("RTC-IRQ", sync_rtc_irq);
428 PR_IS("MAC-IRQ", sync_mac_irq);
429 PR_IS("EEPROM-Illegal-Access", eeprom_illegal_access);
430 PR_IS("APB-Timeout", apb_timeout);
431 PR_IS("PCI-Mode-Conflict", pci_mode_conflict);
432 PR_IS("HOST1-Fatal", host1_fatal);
433 PR_IS("HOST1-Perr", host1_perr);
434 PR_IS("TRCV-FIFO-Perr", trcv_fifo_perr);
435 PR_IS("RADM-CPL-EP", radm_cpl_ep);
436 PR_IS("RADM-CPL-DLLP-Abort", radm_cpl_dllp_abort);
437 PR_IS("RADM-CPL-TLP-Abort", radm_cpl_tlp_abort);
438 PR_IS("RADM-CPL-ECRC-Err", radm_cpl_ecrc_err);
439 PR_IS("RADM-CPL-Timeout", radm_cpl_timeout);
440 PR_IS("Local-Bus-Timeout", local_timeout);
441 PR_IS("PM-Access", pm_access);
442 PR_IS("MAC-Awake", mac_awake);
443 PR_IS("MAC-Asleep", mac_asleep);
444 PR_IS("MAC-Sleep-Access", mac_sleep_access);
445
446 if (len > mxlen)
447 len = mxlen;
448
449 rv = simple_read_from_buffer(user_buf, count, ppos, buf, len);
450 kfree(buf);
451 return rv;
817e11de
S		 452}
453
454static const struct file_operations fops_interrupt = {
455 .read = read_file_interrupt,
234e3405 456 .open = simple_open,
6038f373
AB		 457 .owner = THIS_MODULE,
458 .llseek = default_llseek,
817e11de
S		 459};
460
5bec3e5a 461#define PR_QNUM(_n) sc->tx.txq_map[_n]->axq_qnum
fec247c0
S		 462#define PR(str, elem) \
463 do { \
464 len += snprintf(buf + len, size - len, \
465 "%s%13u%11u%10u%10u\n", str, \
5bec3e5a
FF		 466 sc->debug.stats.txstats[PR_QNUM(WME_AC_BE)].elem, \
467 sc->debug.stats.txstats[PR_QNUM(WME_AC_BK)].elem, \
468 sc->debug.stats.txstats[PR_QNUM(WME_AC_VI)].elem, \
469 sc->debug.stats.txstats[PR_QNUM(WME_AC_VO)].elem); \
7f010c93
BG		 470 if (len >= size) \
471 goto done; \
fec247c0
S		 472} while(0)
473
1f427dd9
BG		 474#define PRX(str, elem) \
475do { \
476 len += snprintf(buf + len, size - len, \
477 "%s%13u%11u%10u%10u\n", str, \
5bec3e5a
FF		 478 (unsigned int)(sc->tx.txq_map[WME_AC_BE]->elem), \
479 (unsigned int)(sc->tx.txq_map[WME_AC_BK]->elem), \
480 (unsigned int)(sc->tx.txq_map[WME_AC_VI]->elem), \
481 (unsigned int)(sc->tx.txq_map[WME_AC_VO]->elem)); \
7f010c93
BG		 482 if (len >= size) \
483 goto done; \
1f427dd9
BG		 484} while(0)
485
2dac4fb9
BG		 486#define PRQLE(str, elem) \
487do { \
488 len += snprintf(buf + len, size - len, \
489 "%s%13i%11i%10i%10i\n", str, \
5bec3e5a
FF		 490 list_empty(&sc->tx.txq_map[WME_AC_BE]->elem), \
491 list_empty(&sc->tx.txq_map[WME_AC_BK]->elem), \
492 list_empty(&sc->tx.txq_map[WME_AC_VI]->elem), \
493 list_empty(&sc->tx.txq_map[WME_AC_VO]->elem)); \
7f010c93
BG		 494 if (len >= size) \
495 goto done; \
2dac4fb9
BG		 496} while (0)
497
fec247c0
S		 498static ssize_t read_file_xmit(struct file *file, char __user *user_buf,
499 size_t count, loff_t *ppos)
500{
501 struct ath_softc *sc = file->private_data;
502 char *buf;
7f010c93 503 unsigned int len = 0, size = 8000;
2dac4fb9 504 int i;
fec247c0 505 ssize_t retval = 0;
2dac4fb9 506 char tmp[32];
fec247c0
S		 507
508 buf = kzalloc(size, GFP_KERNEL);
509 if (buf == NULL)
04236066 510 return -ENOMEM;
fec247c0 511
60f2d1d5
BG		 512 len += sprintf(buf, "Num-Tx-Queues: %i tx-queues-setup: 0x%x"
513 " poll-work-seen: %u\n"
7f010c93
BG		 514 "%30s %10s%10s%10s\n\n",
515 ATH9K_NUM_TX_QUEUES, sc->tx.txqsetup,
60f2d1d5 516 sc->tx_complete_poll_work_seen,
7f010c93 517 "BE", "BK", "VI", "VO");
fec247c0
S		 518
519 PR("MPDUs Queued: ", queued);
520 PR("MPDUs Completed: ", completed);
5a6f78af 521 PR("MPDUs XRetried: ", xretries);
fec247c0 522 PR("Aggregates: ", a_aggr);
bda8adda
BG		 523 PR("AMPDUs Queued HW:", a_queued_hw);
524 PR("AMPDUs Queued SW:", a_queued_sw);
fec247c0
S		 525 PR("AMPDUs Completed:", a_completed);
526 PR("AMPDUs Retried: ", a_retries);
527 PR("AMPDUs XRetried: ", a_xretries);
528 PR("FIFO Underrun: ", fifo_underrun);
529 PR("TXOP Exceeded: ", xtxop);
530 PR("TXTIMER Expiry: ", timer_exp);
531 PR("DESC CFG Error: ", desc_cfg_err);
532 PR("DATA Underrun: ", data_underrun);
533 PR("DELIM Underrun: ", delim_underrun);
99c15bf5
BG		 534 PR("TX-Pkts-All: ", tx_pkts_all);
535 PR("TX-Bytes-All: ", tx_bytes_all);
2dac4fb9
BG		 536 PR("hw-put-tx-buf: ", puttxbuf);
537 PR("hw-tx-start: ", txstart);
538 PR("hw-tx-proc-desc: ", txprocdesc);
a5a0bca1 539 PR("TX-Failed: ", txfailed);
7f010c93
BG		 540 len += snprintf(buf + len, size - len,
541 "%s%11p%11p%10p%10p\n", "txq-memory-address:",
db7889cd
BG		 542 sc->tx.txq_map[WME_AC_BE],
543 sc->tx.txq_map[WME_AC_BK],
544 sc->tx.txq_map[WME_AC_VI],
545 sc->tx.txq_map[WME_AC_VO]);
7f010c93
BG		 546 if (len >= size)
547 goto done;
fec247c0 548
1f427dd9
BG		 549 PRX("axq-qnum: ", axq_qnum);
550 PRX("axq-depth: ", axq_depth);
2dac4fb9 551 PRX("axq-ampdu_depth: ", axq_ampdu_depth);
1f427dd9
BG		 552 PRX("axq-stopped ", stopped);
553 PRX("tx-in-progress ", axq_tx_inprogress);
554 PRX("pending-frames ", pending_frames);
2dac4fb9
BG		 555 PRX("txq_headidx: ", txq_headidx);
556 PRX("txq_tailidx: ", txq_headidx);
557
558 PRQLE("axq_q empty: ", axq_q);
559 PRQLE("axq_acq empty: ", axq_acq);
2dac4fb9
BG		 560 for (i = 0; i < ATH_TXFIFO_DEPTH; i++) {
561 snprintf(tmp, sizeof(tmp) - 1, "txq_fifo[%i] empty: ", i);
562 PRQLE(tmp, txq_fifo[i]);
563 }
7f010c93 564
71e025a5
BG		 565 /* Print out more detailed queue-info */
566 for (i = 0; i <= WME_AC_BK; i++) {
567 struct ath_txq *txq = &(sc->tx.txq[i]);
568 struct ath_atx_ac *ac;
569 struct ath_atx_tid *tid;
570 if (len >= size)
571 goto done;
572 spin_lock_bh(&txq->axq_lock);
573 if (!list_empty(&txq->axq_acq)) {
574 ac = list_first_entry(&txq->axq_acq, struct ath_atx_ac,
575 list);
576 len += snprintf(buf + len, size - len,
577 "txq[%i] first-ac: %p sched: %i\n",
578 i, ac, ac->sched);
579 if (list_empty(&ac->tid_q) || (len >= size))
580 goto done_for;
581 tid = list_first_entry(&ac->tid_q, struct ath_atx_tid,
582 list);
583 len += snprintf(buf + len, size - len,
584 " first-tid: %p sched: %i paused: %i\n",
585 tid, tid->sched, tid->paused);
586 }
587 done_for:
588 spin_unlock_bh(&txq->axq_lock);
589 }
590
7f010c93
BG		 591done:
592 if (len > size)
593 len = size;
594
595 retval = simple_read_from_buffer(user_buf, count, ppos, buf, len);
596 kfree(buf);
597
598 return retval;
599}
600
601static ssize_t read_file_stations(struct file *file, char __user *user_buf,
602 size_t count, loff_t *ppos)
603{
604 struct ath_softc *sc = file->private_data;
605 char *buf;
606 unsigned int len = 0, size = 64000;
607 struct ath_node *an = NULL;
608 ssize_t retval = 0;
609 int q;
610
611 buf = kzalloc(size, GFP_KERNEL);
612 if (buf == NULL)
613 return -ENOMEM;
614
615 len += snprintf(buf + len, size - len,
616 "Stations:\n"
7e1e3864 617 " tid: addr sched paused buf_q-empty an ac baw\n"
7f010c93
BG		 618 " ac: addr sched tid_q-empty txq\n");
619
620 spin_lock(&sc->nodes_lock);
621 list_for_each_entry(an, &sc->nodes, list) {
7e1e3864
BG		 622 unsigned short ma = an->maxampdu;
623 if (ma == 0)
624 ma = 65535; /* see ath_lookup_rate */
7f010c93 625 len += snprintf(buf + len, size - len,
7e1e3864
BG		 626 "iface: %pM sta: %pM max-ampdu: %hu mpdu-density: %uus\n",
627 an->vif->addr, an->sta->addr, ma,
628 (unsigned int)(an->mpdudensity));
7f010c93
BG		 629 if (len >= size)
630 goto done;
631
632 for (q = 0; q < WME_NUM_TID; q++) {
633 struct ath_atx_tid *tid = &(an->tid[q]);
634 len += snprintf(buf + len, size - len,
7e1e3864 635 " tid: %p %s %s %i %p %p %hu\n",
7f010c93
BG		 636 tid, tid->sched ? "sched" : "idle",
637 tid->paused ? "paused" : "running",
56dc6336 638 skb_queue_empty(&tid->buf_q),
7e1e3864 639 tid->an, tid->ac, tid->baw_size);
7f010c93
BG		 640 if (len >= size)
641 goto done;
642 }
643
644 for (q = 0; q < WME_NUM_AC; q++) {
645 struct ath_atx_ac *ac = &(an->ac[q]);
646 len += snprintf(buf + len, size - len,
647 " ac: %p %s %i %p\n",
648 ac, ac->sched ? "sched" : "idle",
649 list_empty(&ac->tid_q), ac->txq);
650 if (len >= size)
651 goto done;
652 }
653 }
654
655done:
656 spin_unlock(&sc->nodes_lock);
2b87f3aa
DC		 657 if (len > size)
658 len = size;
659
fec247c0
S		 660 retval = simple_read_from_buffer(user_buf, count, ppos, buf, len);
661 kfree(buf);
662
663 return retval;
664}
665
55f6d0ff
BG		 666static ssize_t read_file_misc(struct file *file, char __user *user_buf,
667 size_t count, loff_t *ppos)
668{
669 struct ath_softc *sc = file->private_data;
670 struct ath_common *common = ath9k_hw_common(sc->sc_ah);
55f6d0ff 671 struct ieee80211_hw *hw = sc->hw;
6bcf6f64
SM		 672 struct ath9k_vif_iter_data iter_data;
673 char buf[512];
674 unsigned int len = 0;
55f6d0ff 675 ssize_t retval = 0;
55f6d0ff 676 unsigned int reg;
6bcf6f64 677 u32 rxfilter;
55f6d0ff 678
6bcf6f64
SM		 679 len += snprintf(buf + len, sizeof(buf) - len,
680 "BSSID: %pM\n", common->curbssid);
681 len += snprintf(buf + len, sizeof(buf) - len,
682 "BSSID-MASK: %pM\n", common->bssidmask);
683 len += snprintf(buf + len, sizeof(buf) - len,
684 "OPMODE: %s\n", ath_opmode_to_string(sc->sc_ah->opmode));
55f6d0ff 685
79d2b157 686 ath9k_ps_wakeup(sc);
6bcf6f64 687 rxfilter = ath9k_hw_getrxfilter(sc->sc_ah);
79d2b157 688 ath9k_ps_restore(sc);
6bcf6f64
SM		 689
690 len += snprintf(buf + len, sizeof(buf) - len,
691 "RXFILTER: 0x%x", rxfilter);
692
693 if (rxfilter & ATH9K_RX_FILTER_UCAST)
694 len += snprintf(buf + len, sizeof(buf) - len, " UCAST");
695 if (rxfilter & ATH9K_RX_FILTER_MCAST)
696 len += snprintf(buf + len, sizeof(buf) - len, " MCAST");
697 if (rxfilter & ATH9K_RX_FILTER_BCAST)
698 len += snprintf(buf + len, sizeof(buf) - len, " BCAST");
699 if (rxfilter & ATH9K_RX_FILTER_CONTROL)
700 len += snprintf(buf + len, sizeof(buf) - len, " CONTROL");
701 if (rxfilter & ATH9K_RX_FILTER_BEACON)
702 len += snprintf(buf + len, sizeof(buf) - len, " BEACON");
703 if (rxfilter & ATH9K_RX_FILTER_PROM)
704 len += snprintf(buf + len, sizeof(buf) - len, " PROM");
705 if (rxfilter & ATH9K_RX_FILTER_PROBEREQ)
706 len += snprintf(buf + len, sizeof(buf) - len, " PROBEREQ");
707 if (rxfilter & ATH9K_RX_FILTER_PHYERR)
708 len += snprintf(buf + len, sizeof(buf) - len, " PHYERR");
709 if (rxfilter & ATH9K_RX_FILTER_MYBEACON)
710 len += snprintf(buf + len, sizeof(buf) - len, " MYBEACON");
711 if (rxfilter & ATH9K_RX_FILTER_COMP_BAR)
712 len += snprintf(buf + len, sizeof(buf) - len, " COMP_BAR");
713 if (rxfilter & ATH9K_RX_FILTER_PSPOLL)
714 len += snprintf(buf + len, sizeof(buf) - len, " PSPOLL");
715 if (rxfilter & ATH9K_RX_FILTER_PHYRADAR)
716 len += snprintf(buf + len, sizeof(buf) - len, " PHYRADAR");
717 if (rxfilter & ATH9K_RX_FILTER_MCAST_BCAST_ALL)
718 len += snprintf(buf + len, sizeof(buf) - len, " MCAST_BCAST_ALL");
719 if (rxfilter & ATH9K_RX_FILTER_CONTROL_WRAPPER)
720 len += snprintf(buf + len, sizeof(buf) - len, " CONTROL_WRAPPER");
721
722 len += snprintf(buf + len, sizeof(buf) - len, "\n");
55f6d0ff
BG		 723
724 reg = sc->sc_ah->imask;
6bcf6f64
SM		 725
726 len += snprintf(buf + len, sizeof(buf) - len, "INTERRUPT-MASK: 0x%x", reg);
727
55f6d0ff 728 if (reg & ATH9K_INT_SWBA)
6bcf6f64 729 len += snprintf(buf + len, sizeof(buf) - len, " SWBA");
55f6d0ff 730 if (reg & ATH9K_INT_BMISS)
6bcf6f64 731 len += snprintf(buf + len, sizeof(buf) - len, " BMISS");
55f6d0ff 732 if (reg & ATH9K_INT_CST)
6bcf6f64 733 len += snprintf(buf + len, sizeof(buf) - len, " CST");
55f6d0ff 734 if (reg & ATH9K_INT_RX)
6bcf6f64 735 len += snprintf(buf + len, sizeof(buf) - len, " RX");
55f6d0ff 736 if (reg & ATH9K_INT_RXHP)
6bcf6f64 737 len += snprintf(buf + len, sizeof(buf) - len, " RXHP");
55f6d0ff 738 if (reg & ATH9K_INT_RXLP)
6bcf6f64 739 len += snprintf(buf + len, sizeof(buf) - len, " RXLP");
55f6d0ff 740 if (reg & ATH9K_INT_BB_WATCHDOG)
6bcf6f64 741 len += snprintf(buf + len, sizeof(buf) - len, " BB_WATCHDOG");
55f6d0ff 742
6bcf6f64
SM		 743 len += snprintf(buf + len, sizeof(buf) - len, "\n");
744
745 ath9k_calculate_iter_data(hw, NULL, &iter_data);
746
747 len += snprintf(buf + len, sizeof(buf) - len,
748 "VIF-COUNTS: AP: %i STA: %i MESH: %i WDS: %i"
bcf6f96e 749 " ADHOC: %i TOTAL: %hi BEACON-VIF: %hi\n",
55f6d0ff 750 iter_data.naps, iter_data.nstations, iter_data.nmeshes,
bcf6f96e 751 iter_data.nwds, iter_data.nadhocs,
55f6d0ff
BG		 752 sc->nvifs, sc->nbcnvifs);
753
6bcf6f64
SM		 754 if (len > sizeof(buf))
755 len = sizeof(buf);
55f6d0ff
BG		 756
757 retval = simple_read_from_buffer(user_buf, count, ppos, buf, len);
55f6d0ff
BG		 758 return retval;
759}
760
f8b815dc
SM		 761static ssize_t read_file_reset(struct file *file, char __user *user_buf,
762 size_t count, loff_t *ppos)
763{
764 struct ath_softc *sc = file->private_data;
765 char buf[512];
766 unsigned int len = 0;
767
768 len += snprintf(buf + len, sizeof(buf) - len,
769 "%17s: %2d\n", "Baseband Hang",
770 sc->debug.stats.reset[RESET_TYPE_BB_HANG]);
771 len += snprintf(buf + len, sizeof(buf) - len,
772 "%17s: %2d\n", "Baseband Watchdog",
773 sc->debug.stats.reset[RESET_TYPE_BB_WATCHDOG]);
774 len += snprintf(buf + len, sizeof(buf) - len,
775 "%17s: %2d\n", "Fatal HW Error",
776 sc->debug.stats.reset[RESET_TYPE_FATAL_INT]);
777 len += snprintf(buf + len, sizeof(buf) - len,
778 "%17s: %2d\n", "TX HW error",
779 sc->debug.stats.reset[RESET_TYPE_TX_ERROR]);
780 len += snprintf(buf + len, sizeof(buf) - len,
781 "%17s: %2d\n", "TX Path Hang",
782 sc->debug.stats.reset[RESET_TYPE_TX_HANG]);
783 len += snprintf(buf + len, sizeof(buf) - len,
784 "%17s: %2d\n", "PLL RX Hang",
785 sc->debug.stats.reset[RESET_TYPE_PLL_HANG]);
786
787 if (len > sizeof(buf))
788 len = sizeof(buf);
789
790 return simple_read_from_buffer(user_buf, count, ppos, buf, len);
791}
792
066dae93 793void ath_debug_stat_tx(struct ath_softc *sc, struct ath_buf *bf,
55797b1a
FF		 794 struct ath_tx_status *ts, struct ath_txq *txq,
795 unsigned int flags)
fec247c0 796{
cf3af748
RM		 797#define TX_SAMP_DBG(c) (sc->debug.bb_mac_samp[sc->debug.sampidx].ts\
798 [sc->debug.tsidx].c)
5bec3e5a 799 int qnum = txq->axq_qnum;
066dae93
FF		 800
801 TX_STAT_INC(qnum, tx_pkts_all);
802 sc->debug.stats.txstats[qnum].tx_bytes_all += bf->bf_mpdu->len;
99c15bf5 803
fec247c0 804 if (bf_isampdu(bf)) {
156369fa 805 if (flags & ATH_TX_ERROR)
066dae93 806 TX_STAT_INC(qnum, a_xretries);
fec247c0 807 else
066dae93 808 TX_STAT_INC(qnum, a_completed);
fec247c0 809 } else {
55797b1a 810 if (ts->ts_status & ATH9K_TXERR_XRETRY)
5a6f78af
FF		 811 TX_STAT_INC(qnum, xretries);
812 else
813 TX_STAT_INC(qnum, completed);
fec247c0
S		 814 }
815
db1a052b 816 if (ts->ts_status & ATH9K_TXERR_FIFO)
066dae93 817 TX_STAT_INC(qnum, fifo_underrun);
db1a052b 818 if (ts->ts_status & ATH9K_TXERR_XTXOP)
066dae93 819 TX_STAT_INC(qnum, xtxop);
db1a052b 820 if (ts->ts_status & ATH9K_TXERR_TIMER_EXPIRED)
066dae93 821 TX_STAT_INC(qnum, timer_exp);
db1a052b 822 if (ts->ts_flags & ATH9K_TX_DESC_CFG_ERR)
066dae93 823 TX_STAT_INC(qnum, desc_cfg_err);
db1a052b 824 if (ts->ts_flags & ATH9K_TX_DATA_UNDERRUN)
066dae93 825 TX_STAT_INC(qnum, data_underrun);
db1a052b 826 if (ts->ts_flags & ATH9K_TX_DELIM_UNDERRUN)
066dae93 827 TX_STAT_INC(qnum, delim_underrun);
cf3af748 828
5baec742 829#ifdef CONFIG_ATH9K_MAC_DEBUG
cf3af748
RM		 830 spin_lock(&sc->debug.samp_lock);
831 TX_SAMP_DBG(jiffies) = jiffies;
832 TX_SAMP_DBG(rssi_ctl0) = ts->ts_rssi_ctl0;
833 TX_SAMP_DBG(rssi_ctl1) = ts->ts_rssi_ctl1;
834 TX_SAMP_DBG(rssi_ctl2) = ts->ts_rssi_ctl2;
835 TX_SAMP_DBG(rssi_ext0) = ts->ts_rssi_ext0;
836 TX_SAMP_DBG(rssi_ext1) = ts->ts_rssi_ext1;
837 TX_SAMP_DBG(rssi_ext2) = ts->ts_rssi_ext2;
838 TX_SAMP_DBG(rateindex) = ts->ts_rateindex;
839 TX_SAMP_DBG(isok) = !!(ts->ts_status & ATH9K_TXERR_MASK);
840 TX_SAMP_DBG(rts_fail_cnt) = ts->ts_shortretry;
841 TX_SAMP_DBG(data_fail_cnt) = ts->ts_longretry;
842 TX_SAMP_DBG(rssi) = ts->ts_rssi;
843 TX_SAMP_DBG(tid) = ts->tid;
844 TX_SAMP_DBG(qid) = ts->qid;
12932180
MSS		 845
846 if (ts->ts_flags & ATH9K_TX_BA) {
847 TX_SAMP_DBG(ba_low) = ts->ba_low;
848 TX_SAMP_DBG(ba_high) = ts->ba_high;
849 } else {
850 TX_SAMP_DBG(ba_low) = 0;
851 TX_SAMP_DBG(ba_high) = 0;
852 }
853
cf3af748
RM		 854 sc->debug.tsidx = (sc->debug.tsidx + 1) % ATH_DBG_MAX_SAMPLES;
855 spin_unlock(&sc->debug.samp_lock);
5baec742 856#endif
cf3af748
RM		 857
858#undef TX_SAMP_DBG
fec247c0
S		 859}
860
861static const struct file_operations fops_xmit = {
862 .read = read_file_xmit,
234e3405 863 .open = simple_open,
6038f373
AB		 864 .owner = THIS_MODULE,
865 .llseek = default_llseek,
fec247c0 866};
39d89cd3 867
7f010c93
BG		 868static const struct file_operations fops_stations = {
869 .read = read_file_stations,
234e3405 870 .open = simple_open,
7f010c93
BG		 871 .owner = THIS_MODULE,
872 .llseek = default_llseek,
873};
874
55f6d0ff
BG		 875static const struct file_operations fops_misc = {
876 .read = read_file_misc,
234e3405 877 .open = simple_open,
55f6d0ff
BG		 878 .owner = THIS_MODULE,
879 .llseek = default_llseek,
880};
881
f8b815dc
SM		 882static const struct file_operations fops_reset = {
883 .read = read_file_reset,
234e3405 884 .open = simple_open,
f8b815dc
SM		 885 .owner = THIS_MODULE,
886 .llseek = default_llseek,
887};
888
1395d3f0
S		 889static ssize_t read_file_recv(struct file *file, char __user *user_buf,
890 size_t count, loff_t *ppos)
891{
892#define PHY_ERR(s, p) \
4203214e 893 len += snprintf(buf + len, size - len, "%22s : %10u\n", s, \
1395d3f0
S		 894 sc->debug.stats.rxstats.phy_err_stats[p]);
895
24a0731e
BG		 896#define RXS_ERR(s, e) \
897 do { \
898 len += snprintf(buf + len, size - len, \
899 "%22s : %10u\n", s, \
900 sc->debug.stats.rxstats.e); \
901 } while (0)
902
1395d3f0
S		 903 struct ath_softc *sc = file->private_data;
904 char *buf;
4203214e 905 unsigned int len = 0, size = 1600;
1395d3f0
S		 906 ssize_t retval = 0;
907
908 buf = kzalloc(size, GFP_KERNEL);
909 if (buf == NULL)
04236066 910 return -ENOMEM;
1395d3f0 911
24a0731e
BG		 912 RXS_ERR("CRC ERR", crc_err);
913 RXS_ERR("DECRYPT CRC ERR", decrypt_crc_err);
914 RXS_ERR("PHY ERR", phy_err);
915 RXS_ERR("MIC ERR", mic_err);
916 RXS_ERR("PRE-DELIM CRC ERR", pre_delim_crc_err);
917 RXS_ERR("POST-DELIM CRC ERR", post_delim_crc_err);
918 RXS_ERR("DECRYPT BUSY ERR", decrypt_busy_err);
919 RXS_ERR("RX-LENGTH-ERR", rx_len_err);
920 RXS_ERR("RX-OOM-ERR", rx_oom_err);
921 RXS_ERR("RX-RATE-ERR", rx_rate_err);
922 RXS_ERR("RX-DROP-RXFLUSH", rx_drop_rxflush);
923 RXS_ERR("RX-TOO-MANY-FRAGS", rx_too_many_frags_err);
1395d3f0 924
4203214e
SM		 925 PHY_ERR("UNDERRUN ERR", ATH9K_PHYERR_UNDERRUN);
926 PHY_ERR("TIMING ERR", ATH9K_PHYERR_TIMING);
927 PHY_ERR("PARITY ERR", ATH9K_PHYERR_PARITY);
928 PHY_ERR("RATE ERR", ATH9K_PHYERR_RATE);
929 PHY_ERR("LENGTH ERR", ATH9K_PHYERR_LENGTH);
930 PHY_ERR("RADAR ERR", ATH9K_PHYERR_RADAR);
931 PHY_ERR("SERVICE ERR", ATH9K_PHYERR_SERVICE);
932 PHY_ERR("TOR ERR", ATH9K_PHYERR_TOR);
933 PHY_ERR("OFDM-TIMING ERR", ATH9K_PHYERR_OFDM_TIMING);
934 PHY_ERR("OFDM-SIGNAL-PARITY ERR", ATH9K_PHYERR_OFDM_SIGNAL_PARITY);
935 PHY_ERR("OFDM-RATE ERR", ATH9K_PHYERR_OFDM_RATE_ILLEGAL);
936 PHY_ERR("OFDM-LENGTH ERR", ATH9K_PHYERR_OFDM_LENGTH_ILLEGAL);
937 PHY_ERR("OFDM-POWER-DROP ERR", ATH9K_PHYERR_OFDM_POWER_DROP);
938 PHY_ERR("OFDM-SERVICE ERR", ATH9K_PHYERR_OFDM_SERVICE);
939 PHY_ERR("OFDM-RESTART ERR", ATH9K_PHYERR_OFDM_RESTART);
940 PHY_ERR("FALSE-RADAR-EXT ERR", ATH9K_PHYERR_FALSE_RADAR_EXT);
941 PHY_ERR("CCK-TIMING ERR", ATH9K_PHYERR_CCK_TIMING);
942 PHY_ERR("CCK-HEADER-CRC ERR", ATH9K_PHYERR_CCK_HEADER_CRC);
943 PHY_ERR("CCK-RATE ERR", ATH9K_PHYERR_CCK_RATE_ILLEGAL);
944 PHY_ERR("CCK-SERVICE ERR", ATH9K_PHYERR_CCK_SERVICE);
945 PHY_ERR("CCK-RESTART ERR", ATH9K_PHYERR_CCK_RESTART);
946 PHY_ERR("CCK-LENGTH ERR", ATH9K_PHYERR_CCK_LENGTH_ILLEGAL);
947 PHY_ERR("CCK-POWER-DROP ERR", ATH9K_PHYERR_CCK_POWER_DROP);
948 PHY_ERR("HT-CRC ERR", ATH9K_PHYERR_HT_CRC_ERROR);
949 PHY_ERR("HT-LENGTH ERR", ATH9K_PHYERR_HT_LENGTH_ILLEGAL);
950 PHY_ERR("HT-RATE ERR", ATH9K_PHYERR_HT_RATE_ILLEGAL);
951
24a0731e
BG		 952 RXS_ERR("RX-Pkts-All", rx_pkts_all);
953 RXS_ERR("RX-Bytes-All", rx_bytes_all);
954 RXS_ERR("RX-Beacons", rx_beacons);
955 RXS_ERR("RX-Frags", rx_frags);
99c15bf5 956
2b87f3aa
DC		 957 if (len > size)
958 len = size;
959
1395d3f0
S		 960 retval = simple_read_from_buffer(user_buf, count, ppos, buf, len);
961 kfree(buf);
962
963 return retval;
964
24a0731e 965#undef RXS_ERR
1395d3f0
S		 966#undef PHY_ERR
967}
968
8e6f5aa2 969void ath_debug_stat_rx(struct ath_softc *sc, struct ath_rx_status *rs)
1395d3f0 970{
1395d3f0 971#define RX_PHY_ERR_INC(c) sc->debug.stats.rxstats.phy_err_stats[c]++
cf3af748
RM		 972#define RX_SAMP_DBG(c) (sc->debug.bb_mac_samp[sc->debug.sampidx].rs\
973 [sc->debug.rsidx].c)
1395d3f0 974
99c15bf5
BG		 975 RX_STAT_INC(rx_pkts_all);
976 sc->debug.stats.rxstats.rx_bytes_all += rs->rs_datalen;
977
8e6f5aa2 978 if (rs->rs_status & ATH9K_RXERR_CRC)
1395d3f0 979 RX_STAT_INC(crc_err);
8e6f5aa2 980 if (rs->rs_status & ATH9K_RXERR_DECRYPT)
1395d3f0 981 RX_STAT_INC(decrypt_crc_err);
8e6f5aa2 982 if (rs->rs_status & ATH9K_RXERR_MIC)
1395d3f0 983 RX_STAT_INC(mic_err);
8e6f5aa2 984 if (rs->rs_status & ATH9K_RX_DELIM_CRC_PRE)
1395d3f0 985 RX_STAT_INC(pre_delim_crc_err);
8e6f5aa2 986 if (rs->rs_status & ATH9K_RX_DELIM_CRC_POST)
1395d3f0 987 RX_STAT_INC(post_delim_crc_err);
8e6f5aa2 988 if (rs->rs_status & ATH9K_RX_DECRYPT_BUSY)
1395d3f0
S		 989 RX_STAT_INC(decrypt_busy_err);
990
8e6f5aa2 991 if (rs->rs_status & ATH9K_RXERR_PHY) {
1395d3f0 992 RX_STAT_INC(phy_err);
dbb07f00
SM		 993 if (rs->rs_phyerr < ATH9K_PHYERR_MAX)
994 RX_PHY_ERR_INC(rs->rs_phyerr);
1395d3f0
S		 995 }
996
5baec742 997#ifdef CONFIG_ATH9K_MAC_DEBUG
cf3af748
RM		 998 spin_lock(&sc->debug.samp_lock);
999 RX_SAMP_DBG(jiffies) = jiffies;
1000 RX_SAMP_DBG(rssi_ctl0) = rs->rs_rssi_ctl0;
1001 RX_SAMP_DBG(rssi_ctl1) = rs->rs_rssi_ctl1;
1002 RX_SAMP_DBG(rssi_ctl2) = rs->rs_rssi_ctl2;
1003 RX_SAMP_DBG(rssi_ext0) = rs->rs_rssi_ext0;
1004 RX_SAMP_DBG(rssi_ext1) = rs->rs_rssi_ext1;
1005 RX_SAMP_DBG(rssi_ext2) = rs->rs_rssi_ext2;
1006 RX_SAMP_DBG(antenna) = rs->rs_antenna;
1007 RX_SAMP_DBG(rssi) = rs->rs_rssi;
1008 RX_SAMP_DBG(rate) = rs->rs_rate;
1009 RX_SAMP_DBG(is_mybeacon) = rs->is_mybeacon;
1010
1011 sc->debug.rsidx = (sc->debug.rsidx + 1) % ATH_DBG_MAX_SAMPLES;
1012 spin_unlock(&sc->debug.samp_lock);
1013
5baec742
FF		 1014#endif
1015
1395d3f0 1016#undef RX_PHY_ERR_INC
cf3af748 1017#undef RX_SAMP_DBG
1395d3f0
S		 1018}
1019
1020static const struct file_operations fops_recv = {
1021 .read = read_file_recv,
234e3405 1022 .open = simple_open,
6038f373
AB		 1023 .owner = THIS_MODULE,
1024 .llseek = default_llseek,
1395d3f0
S		 1025};
1026
9bff0bc4
FF		 1027static ssize_t read_file_regidx(struct file *file, char __user *user_buf,
1028 size_t count, loff_t *ppos)
1029{
1030 struct ath_softc *sc = file->private_data;
1031 char buf[32];
1032 unsigned int len;
1033
2b87f3aa 1034 len = sprintf(buf, "0x%08x\n", sc->debug.regidx);
9bff0bc4
FF		 1035 return simple_read_from_buffer(user_buf, count, ppos, buf, len);
1036}
1037
1038static ssize_t write_file_regidx(struct file *file, const char __user *user_buf,
1039 size_t count, loff_t *ppos)
1040{
1041 struct ath_softc *sc = file->private_data;
1042 unsigned long regidx;
1043 char buf[32];
1044 ssize_t len;
1045
1046 len = min(count, sizeof(buf) - 1);
1047 if (copy_from_user(buf, user_buf, len))
04236066 1048 return -EFAULT;
9bff0bc4
FF		 1049
1050 buf[len] = '\0';
1051 if (strict_strtoul(buf, 0, &regidx))
1052 return -EINVAL;
1053
1054 sc->debug.regidx = regidx;
1055 return count;
1056}
1057
1058static const struct file_operations fops_regidx = {
1059 .read = read_file_regidx,
1060 .write = write_file_regidx,
234e3405 1061 .open = simple_open,
6038f373
AB		 1062 .owner = THIS_MODULE,
1063 .llseek = default_llseek,
9bff0bc4
FF		 1064};
1065
1066static ssize_t read_file_regval(struct file *file, char __user *user_buf,
1067 size_t count, loff_t *ppos)
1068{
1069 struct ath_softc *sc = file->private_data;
1070 struct ath_hw *ah = sc->sc_ah;
1071 char buf[32];
1072 unsigned int len;
1073 u32 regval;
1074
79d2b157 1075 ath9k_ps_wakeup(sc);
9bff0bc4 1076 regval = REG_READ_D(ah, sc->debug.regidx);
79d2b157 1077 ath9k_ps_restore(sc);
2b87f3aa 1078 len = sprintf(buf, "0x%08x\n", regval);
9bff0bc4
FF		 1079 return simple_read_from_buffer(user_buf, count, ppos, buf, len);
1080}
1081
1082static ssize_t write_file_regval(struct file *file, const char __user *user_buf,
1083 size_t count, loff_t *ppos)
1084{
1085 struct ath_softc *sc = file->private_data;
1086 struct ath_hw *ah = sc->sc_ah;
1087 unsigned long regval;
1088 char buf[32];
1089 ssize_t len;
1090
1091 len = min(count, sizeof(buf) - 1);
1092 if (copy_from_user(buf, user_buf, len))
04236066 1093 return -EFAULT;
9bff0bc4
FF		 1094
1095 buf[len] = '\0';
1096 if (strict_strtoul(buf, 0, &regval))
1097 return -EINVAL;
1098
79d2b157 1099 ath9k_ps_wakeup(sc);
9bff0bc4 1100 REG_WRITE_D(ah, sc->debug.regidx, regval);
79d2b157 1101 ath9k_ps_restore(sc);
9bff0bc4
FF		 1102 return count;
1103}
1104
1105static const struct file_operations fops_regval = {
1106 .read = read_file_regval,
1107 .write = write_file_regval,
234e3405 1108 .open = simple_open,
6038f373
AB		 1109 .owner = THIS_MODULE,
1110 .llseek = default_llseek,
9bff0bc4
FF		 1111};
1112
582d0064
VT		 1113#define REGDUMP_LINE_SIZE 20
1114
1115static int open_file_regdump(struct inode *inode, struct file *file)
1116{
1117 struct ath_softc *sc = inode->i_private;
1118 unsigned int len = 0;
1119 u8 *buf;
1120 int i;
1121 unsigned long num_regs, regdump_len, max_reg_offset;
1122
1123 max_reg_offset = AR_SREV_9300_20_OR_LATER(sc->sc_ah) ? 0x16bd4 : 0xb500;
1124 num_regs = max_reg_offset / 4 + 1;
1125 regdump_len = num_regs * REGDUMP_LINE_SIZE + 1;
1126 buf = vmalloc(regdump_len);
1127 if (!buf)
1128 return -ENOMEM;
1129
1130 ath9k_ps_wakeup(sc);
1131 for (i = 0; i < num_regs; i++)
1132 len += scnprintf(buf + len, regdump_len - len,
1133 "0x%06x 0x%08x\n", i << 2, REG_READ(sc->sc_ah, i << 2));
1134 ath9k_ps_restore(sc);
1135
1136 file->private_data = buf;
1137
1138 return 0;
1139}
1140
1141static const struct file_operations fops_regdump = {
1142 .open = open_file_regdump,
1143 .read = ath9k_debugfs_read_buf,
1144 .release = ath9k_debugfs_release_buf,
1145 .owner = THIS_MODULE,
1146 .llseek = default_llseek,/* read accesses f_pos */
1147};
1148
d069a46b
RM		 1149static ssize_t read_file_dump_nfcal(struct file *file, char __user *user_buf,
1150 size_t count, loff_t *ppos)
1151{
1152 struct ath_softc *sc = file->private_data;
1153 struct ath_hw *ah = sc->sc_ah;
1154 struct ath9k_nfcal_hist *h = sc->caldata.nfCalHist;
1155 struct ath_common *common = ath9k_hw_common(ah);
1156 struct ieee80211_conf *conf = &common->hw->conf;
1157 u32 len = 0, size = 1500;
1158 u32 i, j;
1159 ssize_t retval = 0;
1160 char *buf;
1161 u8 chainmask = (ah->rxchainmask << 3) | ah->rxchainmask;
1162 u8 nread;
1163
1164 buf = kzalloc(size, GFP_KERNEL);
1165 if (!buf)
1166 return -ENOMEM;
1167
1168 len += snprintf(buf + len, size - len,
1169 "Channel Noise Floor : %d\n", ah->noise);
1170 len += snprintf(buf + len, size - len,
1171 "Chain | privNF | # Readings | NF Readings\n");
1172 for (i = 0; i < NUM_NF_READINGS; i++) {
1173 if (!(chainmask & (1 << i)) ||
1174 ((i >= AR5416_MAX_CHAINS) && !conf_is_ht40(conf)))
1175 continue;
1176
1177 nread = AR_PHY_CCA_FILTERWINDOW_LENGTH - h[i].invalidNFcount;
1178 len += snprintf(buf + len, size - len, " %d\t %d\t %d\t\t",
1179 i, h[i].privNF, nread);
1180 for (j = 0; j < nread; j++)
1181 len += snprintf(buf + len, size - len,
1182 " %d", h[i].nfCalBuffer[j]);
1183 len += snprintf(buf + len, size - len, "\n");
1184 }
1185
1186 if (len > size)
1187 len = size;
1188
1189 retval = simple_read_from_buffer(user_buf, count, ppos, buf, len);
1190 kfree(buf);
1191
1192 return retval;
1193}
1194
1195static const struct file_operations fops_dump_nfcal = {
1196 .read = read_file_dump_nfcal,
234e3405 1197 .open = simple_open,
d069a46b
RM		 1198 .owner = THIS_MODULE,
1199 .llseek = default_llseek,
1200};
1201
580f010f
RM		 1202static ssize_t read_file_base_eeprom(struct file *file, char __user *user_buf,
1203 size_t count, loff_t *ppos)
1204{
1205 struct ath_softc *sc = file->private_data;
1206 struct ath_hw *ah = sc->sc_ah;
1207 u32 len = 0, size = 1500;
1208 ssize_t retval = 0;
1209 char *buf;
1210
1211 buf = kzalloc(size, GFP_KERNEL);
1212 if (!buf)
1213 return -ENOMEM;
1214
1215 len = ah->eep_ops->dump_eeprom(ah, true, buf, len, size);
1216
1217 retval = simple_read_from_buffer(user_buf, count, ppos, buf, len);
1218 kfree(buf);
1219
1220 return retval;
1221}
1222
1223static const struct file_operations fops_base_eeprom = {
1224 .read = read_file_base_eeprom,
234e3405 1225 .open = simple_open,
580f010f
RM		 1226 .owner = THIS_MODULE,
1227 .llseek = default_llseek,
1228};
1229
3f4c4bdd
RM		 1230static ssize_t read_file_modal_eeprom(struct file *file, char __user *user_buf,
1231 size_t count, loff_t *ppos)
1232{
1233 struct ath_softc *sc = file->private_data;
1234 struct ath_hw *ah = sc->sc_ah;
1235 u32 len = 0, size = 6000;
1236 char *buf;
1237 size_t retval;
1238
1239 buf = kzalloc(size, GFP_KERNEL);
1240 if (buf == NULL)
1241 return -ENOMEM;
1242
1243 len = ah->eep_ops->dump_eeprom(ah, false, buf, len, size);
1244
1245 retval = simple_read_from_buffer(user_buf, count, ppos, buf, len);
1246 kfree(buf);
1247
1248 return retval;
1249}
1250
1251static const struct file_operations fops_modal_eeprom = {
1252 .read = read_file_modal_eeprom,
234e3405 1253 .open = simple_open,
3f4c4bdd
RM		 1254 .owner = THIS_MODULE,
1255 .llseek = default_llseek,
1256};
1257
5baec742
FF		 1258#ifdef CONFIG_ATH9K_MAC_DEBUG
1259
cf3af748
RM		 1260void ath9k_debug_samp_bb_mac(struct ath_softc *sc)
1261{
1262#define ATH_SAMP_DBG(c) (sc->debug.bb_mac_samp[sc->debug.sampidx].c)
1263 struct ath_hw *ah = sc->sc_ah;
1264 struct ath_common *common = ath9k_hw_common(ah);
1265 unsigned long flags;
1266 int i;
1267
1268 ath9k_ps_wakeup(sc);
1269
6bc05a95
RM		 1270 spin_lock_bh(&sc->debug.samp_lock);
1271
cf3af748
RM		 1272 spin_lock_irqsave(&common->cc_lock, flags);
1273 ath_hw_cycle_counters_update(common);
cf3af748
RM		 1274
1275 ATH_SAMP_DBG(cc.cycles) = common->cc_ani.cycles;
1276 ATH_SAMP_DBG(cc.rx_busy) = common->cc_ani.rx_busy;
1277 ATH_SAMP_DBG(cc.rx_frame) = common->cc_ani.rx_frame;
1278 ATH_SAMP_DBG(cc.tx_frame) = common->cc_ani.tx_frame;
6bc05a95
RM		 1279 spin_unlock_irqrestore(&common->cc_lock, flags);
1280
cf3af748
RM		 1281 ATH_SAMP_DBG(noise) = ah->noise;
1282
1283 REG_WRITE_D(ah, AR_MACMISC,
1284 ((AR_MACMISC_DMA_OBS_LINE_8 << AR_MACMISC_DMA_OBS_S) |
1285 (AR_MACMISC_MISC_OBS_BUS_1 <<
1286 AR_MACMISC_MISC_OBS_BUS_MSB_S)));
1287
1288 for (i = 0; i < ATH9K_NUM_DMA_DEBUG_REGS; i++)
1289 ATH_SAMP_DBG(dma_dbg_reg_vals[i]) = REG_READ_D(ah,
1290 AR_DMADBG_0 + (i * sizeof(u32)));
1291
1292 ATH_SAMP_DBG(pcu_obs) = REG_READ_D(ah, AR_OBS_BUS_1);
1293 ATH_SAMP_DBG(pcu_cr) = REG_READ_D(ah, AR_CR);
1294
1295 memcpy(ATH_SAMP_DBG(nfCalHist), sc->caldata.nfCalHist,
1296 sizeof(ATH_SAMP_DBG(nfCalHist)));
1297
1298 sc->debug.sampidx = (sc->debug.sampidx + 1) % ATH_DBG_MAX_SAMPLES;
1299 spin_unlock_bh(&sc->debug.samp_lock);
1300 ath9k_ps_restore(sc);
1301
1302#undef ATH_SAMP_DBG
1303}
1304
1305static int open_file_bb_mac_samps(struct inode *inode, struct file *file)
1306{
1307#define ATH_SAMP_DBG(c) bb_mac_samp[sampidx].c
1308 struct ath_softc *sc = inode->i_private;
1309 struct ath_hw *ah = sc->sc_ah;
1310 struct ath_common *common = ath9k_hw_common(ah);
1311 struct ieee80211_conf *conf = &common->hw->conf;
1312 struct ath_dbg_bb_mac_samp *bb_mac_samp;
1313 struct ath9k_nfcal_hist *h;
1314 int i, j, qcuOffset = 0, dcuOffset = 0;
1315 u32 *qcuBase, *dcuBase, size = 30000, len = 0;
1316 u32 sampidx = 0;
1317 u8 *buf;
1318 u8 chainmask = (ah->rxchainmask << 3) | ah->rxchainmask;
1319 u8 nread;
1320
781b14a3 1321 if (test_bit(SC_OP_INVALID, &sc->sc_flags))
f7e014da
RM		 1322 return -EAGAIN;
1323
cf3af748
RM		 1324 buf = vmalloc(size);
1325 if (!buf)
1326 return -ENOMEM;
1327 bb_mac_samp = vmalloc(sizeof(*bb_mac_samp) * ATH_DBG_MAX_SAMPLES);
1328 if (!bb_mac_samp) {
1329 vfree(buf);
1330 return -ENOMEM;
1331 }
f7e014da
RM		 1332 /* Account the current state too */
1333 ath9k_debug_samp_bb_mac(sc);
cf3af748
RM		 1334
1335 spin_lock_bh(&sc->debug.samp_lock);
1336 memcpy(bb_mac_samp, sc->debug.bb_mac_samp,
1337 sizeof(*bb_mac_samp) * ATH_DBG_MAX_SAMPLES);
6bc05a95
RM		 1338 len += snprintf(buf + len, size - len,
1339 "Current Sample Index: %d\n", sc->debug.sampidx);
cf3af748
RM		 1340 spin_unlock_bh(&sc->debug.samp_lock);
1341
1342 len += snprintf(buf + len, size - len,
1343 "Raw DMA Debug Dump:\n");
1344 len += snprintf(buf + len, size - len, "Sample |\t");
1345 for (i = 0; i < ATH9K_NUM_DMA_DEBUG_REGS; i++)
1346 len += snprintf(buf + len, size - len, " DMA Reg%d |\t", i);
1347 len += snprintf(buf + len, size - len, "\n");
1348
1349 for (sampidx = 0; sampidx < ATH_DBG_MAX_SAMPLES; sampidx++) {
1350 len += snprintf(buf + len, size - len, "%d\t", sampidx);
1351
1352 for (i = 0; i < ATH9K_NUM_DMA_DEBUG_REGS; i++)
1353 len += snprintf(buf + len, size - len, " %08x\t",
1354 ATH_SAMP_DBG(dma_dbg_reg_vals[i]));
1355 len += snprintf(buf + len, size - len, "\n");
1356 }
1357 len += snprintf(buf + len, size - len, "\n");
1358
1359 len += snprintf(buf + len, size - len,
1360 "Sample Num QCU: chain_st fsp_ok fsp_st DCU: chain_st\n");
1361 for (sampidx = 0; sampidx < ATH_DBG_MAX_SAMPLES; sampidx++) {
1362 qcuBase = &ATH_SAMP_DBG(dma_dbg_reg_vals[0]);
1363 dcuBase = &ATH_SAMP_DBG(dma_dbg_reg_vals[4]);
1364
1365 for (i = 0; i < ATH9K_NUM_QUEUES; i++,
1366 qcuOffset += 4, dcuOffset += 5) {
1367 if (i == 8) {
1368 qcuOffset = 0;
1369 qcuBase++;
1370 }
1371
1372 if (i == 6) {
1373 dcuOffset = 0;
1374 dcuBase++;
1375 }
1376 if (!sc->debug.stats.txstats[i].queued)
1377 continue;
1378
1379 len += snprintf(buf + len, size - len,
1380 "%4d %7d %2x %1x %2x %2x\n",
1381 sampidx, i,
1382 (*qcuBase & (0x7 << qcuOffset)) >> qcuOffset,
1383 (*qcuBase & (0x8 << qcuOffset)) >>
1384 (qcuOffset + 3),
1385 ATH_SAMP_DBG(dma_dbg_reg_vals[2]) &
1386 (0x7 << (i * 3)) >> (i * 3),
1387 (*dcuBase & (0x1f << dcuOffset)) >> dcuOffset);
1388 }
1389 len += snprintf(buf + len, size - len, "\n");
1390 }
1391 len += snprintf(buf + len, size - len,
1392 "samp qcu_sh qcu_fh qcu_comp dcu_comp dcu_arb dcu_fp "
1393 "ch_idle_dur ch_idle_dur_val txfifo_val0 txfifo_val1 "
1394 "txfifo_dcu0 txfifo_dcu1 pcu_obs AR_CR\n");
1395
1396 for (sampidx = 0; sampidx < ATH_DBG_MAX_SAMPLES; sampidx++) {
1397 qcuBase = &ATH_SAMP_DBG(dma_dbg_reg_vals[0]);
1398 dcuBase = &ATH_SAMP_DBG(dma_dbg_reg_vals[4]);
1399
1400 len += snprintf(buf + len, size - len, "%4d %5x %5x ", sampidx,
1401 (ATH_SAMP_DBG(dma_dbg_reg_vals[3]) & 0x003c0000) >> 18,
1402 (ATH_SAMP_DBG(dma_dbg_reg_vals[3]) & 0x03c00000) >> 22);
1403 len += snprintf(buf + len, size - len, "%7x %8x ",
1404 (ATH_SAMP_DBG(dma_dbg_reg_vals[3]) & 0x1c000000) >> 26,
1405 (ATH_SAMP_DBG(dma_dbg_reg_vals[6]) & 0x3));
1406 len += snprintf(buf + len, size - len, "%7x %7x ",
1407 (ATH_SAMP_DBG(dma_dbg_reg_vals[5]) & 0x06000000) >> 25,
1408 (ATH_SAMP_DBG(dma_dbg_reg_vals[5]) & 0x38000000) >> 27);
1409 len += snprintf(buf + len, size - len, "%7d %12d ",
1410 (ATH_SAMP_DBG(dma_dbg_reg_vals[6]) & 0x000003fc) >> 2,
1411 (ATH_SAMP_DBG(dma_dbg_reg_vals[6]) & 0x00000400) >> 10);
1412 len += snprintf(buf + len, size - len, "%12d %12d ",
1413 (ATH_SAMP_DBG(dma_dbg_reg_vals[6]) & 0x00000800) >> 11,
1414 (ATH_SAMP_DBG(dma_dbg_reg_vals[6]) & 0x00001000) >> 12);
1415 len += snprintf(buf + len, size - len, "%12d %12d ",
1416 (ATH_SAMP_DBG(dma_dbg_reg_vals[6]) & 0x0001e000) >> 13,
1417 (ATH_SAMP_DBG(dma_dbg_reg_vals[6]) & 0x001e0000) >> 17);
1418 len += snprintf(buf + len, size - len, "0x%07x 0x%07x\n",
1419 ATH_SAMP_DBG(pcu_obs), ATH_SAMP_DBG(pcu_cr));
1420 }
1421
1422 len += snprintf(buf + len, size - len,
1423 "Sample ChNoise Chain privNF #Reading Readings\n");
1424 for (sampidx = 0; sampidx < ATH_DBG_MAX_SAMPLES; sampidx++) {
1425 h = ATH_SAMP_DBG(nfCalHist);
1426 if (!ATH_SAMP_DBG(noise))
1427 continue;
1428
1429 for (i = 0; i < NUM_NF_READINGS; i++) {
1430 if (!(chainmask & (1 << i)) ||
1431 ((i >= AR5416_MAX_CHAINS) && !conf_is_ht40(conf)))
1432 continue;
1433
1434 nread = AR_PHY_CCA_FILTERWINDOW_LENGTH -
1435 h[i].invalidNFcount;
1436 len += snprintf(buf + len, size - len,
1437 "%4d %5d %4d\t %d\t %d\t",
1438 sampidx, ATH_SAMP_DBG(noise),
1439 i, h[i].privNF, nread);
1440 for (j = 0; j < nread; j++)
1441 len += snprintf(buf + len, size - len,
1442 " %d", h[i].nfCalBuffer[j]);
1443 len += snprintf(buf + len, size - len, "\n");
1444 }
1445 }
1446 len += snprintf(buf + len, size - len, "\nCycle counters:\n"
1447 "Sample Total Rxbusy Rxframes Txframes\n");
1448 for (sampidx = 0; sampidx < ATH_DBG_MAX_SAMPLES; sampidx++) {
1449 if (!ATH_SAMP_DBG(cc.cycles))
1450 continue;
1451 len += snprintf(buf + len, size - len,
1452 "%4d %08x %08x %08x %08x\n",
1453 sampidx, ATH_SAMP_DBG(cc.cycles),
1454 ATH_SAMP_DBG(cc.rx_busy),
1455 ATH_SAMP_DBG(cc.rx_frame),
1456 ATH_SAMP_DBG(cc.tx_frame));
1457 }
1458
1459 len += snprintf(buf + len, size - len, "Tx status Dump :\n");
1460 len += snprintf(buf + len, size - len,
1461 "Sample rssi:- ctl0 ctl1 ctl2 ext0 ext1 ext2 comb "
12932180
MSS		 1462 "isok rts_fail data_fail rate tid qid "
1463 "ba_low ba_high tx_before(ms)\n");
cf3af748
RM		 1464 for (sampidx = 0; sampidx < ATH_DBG_MAX_SAMPLES; sampidx++) {
1465 for (i = 0; i < ATH_DBG_MAX_SAMPLES; i++) {
1466 if (!ATH_SAMP_DBG(ts[i].jiffies))
1467 continue;
12932180
MSS		 1468 len += snprintf(buf + len, size - len, "%-14d"
1469 "%-4d %-4d %-4d %-4d %-4d %-4d %-4d %-4d %-8d "
1470 "%-9d %-4d %-3d %-3d %08x %08x %-11d\n",
cf3af748
RM		 1471 sampidx,
1472 ATH_SAMP_DBG(ts[i].rssi_ctl0),
1473 ATH_SAMP_DBG(ts[i].rssi_ctl1),
1474 ATH_SAMP_DBG(ts[i].rssi_ctl2),
1475 ATH_SAMP_DBG(ts[i].rssi_ext0),
1476 ATH_SAMP_DBG(ts[i].rssi_ext1),
1477 ATH_SAMP_DBG(ts[i].rssi_ext2),
1478 ATH_SAMP_DBG(ts[i].rssi),
1479 ATH_SAMP_DBG(ts[i].isok),
1480 ATH_SAMP_DBG(ts[i].rts_fail_cnt),
1481 ATH_SAMP_DBG(ts[i].data_fail_cnt),
1482 ATH_SAMP_DBG(ts[i].rateindex),
1483 ATH_SAMP_DBG(ts[i].tid),
1484 ATH_SAMP_DBG(ts[i].qid),
12932180
MSS		 1485 ATH_SAMP_DBG(ts[i].ba_low),
1486 ATH_SAMP_DBG(ts[i].ba_high),
cf3af748
RM		 1487 jiffies_to_msecs(jiffies -
1488 ATH_SAMP_DBG(ts[i].jiffies)));
1489 }
1490 }
1491
1492 len += snprintf(buf + len, size - len, "Rx status Dump :\n");
1493 len += snprintf(buf + len, size - len, "Sample rssi:- ctl0 ctl1 ctl2 "
1494 "ext0 ext1 ext2 comb beacon ant rate rx_before(ms)\n");
1495 for (sampidx = 0; sampidx < ATH_DBG_MAX_SAMPLES; sampidx++) {
1496 for (i = 0; i < ATH_DBG_MAX_SAMPLES; i++) {
1497 if (!ATH_SAMP_DBG(rs[i].jiffies))
1498 continue;
12932180
MSS		 1499 len += snprintf(buf + len, size - len, "%-14d"
1500 "%-4d %-4d %-4d %-4d %-4d %-4d %-4d %-9s %-2d %02x %-13d\n",
cf3af748
RM		 1501 sampidx,
1502 ATH_SAMP_DBG(rs[i].rssi_ctl0),
1503 ATH_SAMP_DBG(rs[i].rssi_ctl1),
1504 ATH_SAMP_DBG(rs[i].rssi_ctl2),
1505 ATH_SAMP_DBG(rs[i].rssi_ext0),
1506 ATH_SAMP_DBG(rs[i].rssi_ext1),
1507 ATH_SAMP_DBG(rs[i].rssi_ext2),
1508 ATH_SAMP_DBG(rs[i].rssi),
1509 ATH_SAMP_DBG(rs[i].is_mybeacon) ?
1510 "True" : "False",
1511 ATH_SAMP_DBG(rs[i].antenna),
1512 ATH_SAMP_DBG(rs[i].rate),
1513 jiffies_to_msecs(jiffies -
1514 ATH_SAMP_DBG(rs[i].jiffies)));
1515 }
1516 }
1517
1518 vfree(bb_mac_samp);
1519 file->private_data = buf;
1520
1521 return 0;
1522#undef ATH_SAMP_DBG
1523}
1524
1525static const struct file_operations fops_samps = {
1526 .open = open_file_bb_mac_samps,
1527 .read = ath9k_debugfs_read_buf,
1528 .release = ath9k_debugfs_release_buf,
1529 .owner = THIS_MODULE,
1530 .llseek = default_llseek,
1531};
1532
5baec742 1533#endif
cf3af748 1534
4d6b228d 1535int ath9k_init_debug(struct ath_hw *ah)
88b126af 1536{
bc974f4a
LR		 1537 struct ath_common *common = ath9k_hw_common(ah);
1538 struct ath_softc *sc = (struct ath_softc *) common->priv;
4d6b228d 1539
eb272441
BG		 1540 sc->debug.debugfs_phy = debugfs_create_dir("ath9k",
1541 sc->hw->wiphy->debugfsdir);
17d7904d 1542 if (!sc->debug.debugfs_phy)
c8a72c00 1543 return -ENOMEM;
826d2680 1544
a830df07 1545#ifdef CONFIG_ATH_DEBUG
c70cab1a
FF		 1546 debugfs_create_file("debug", S_IRUSR | S_IWUSR, sc->debug.debugfs_phy,
1547 sc, &fops_debug);
a830df07 1548#endif
29942bc1
ZK		 1549
1550 ath9k_dfs_init_debug(sc);
1551
c70cab1a
FF		 1552 debugfs_create_file("dma", S_IRUSR, sc->debug.debugfs_phy, sc,
1553 &fops_dma);
1554 debugfs_create_file("interrupt", S_IRUSR, sc->debug.debugfs_phy, sc,
1555 &fops_interrupt);
c70cab1a
FF		 1556 debugfs_create_file("xmit", S_IRUSR, sc->debug.debugfs_phy, sc,
1557 &fops_xmit);
7702e788
FF		 1558 debugfs_create_u32("qlen_bk", S_IRUSR | S_IWUSR, sc->debug.debugfs_phy,
1559 &sc->tx.txq_max_pending[WME_AC_BK]);
1560 debugfs_create_u32("qlen_be", S_IRUSR | S_IWUSR, sc->debug.debugfs_phy,
1561 &sc->tx.txq_max_pending[WME_AC_BE]);
1562 debugfs_create_u32("qlen_vi", S_IRUSR | S_IWUSR, sc->debug.debugfs_phy,
1563 &sc->tx.txq_max_pending[WME_AC_VI]);
1564 debugfs_create_u32("qlen_vo", S_IRUSR | S_IWUSR, sc->debug.debugfs_phy,
1565 &sc->tx.txq_max_pending[WME_AC_VO]);
c70cab1a
FF		 1566 debugfs_create_file("stations", S_IRUSR, sc->debug.debugfs_phy, sc,
1567 &fops_stations);
1568 debugfs_create_file("misc", S_IRUSR, sc->debug.debugfs_phy, sc,
1569 &fops_misc);
f8b815dc
SM		 1570 debugfs_create_file("reset", S_IRUSR, sc->debug.debugfs_phy, sc,
1571 &fops_reset);
c70cab1a
FF		 1572 debugfs_create_file("recv", S_IRUSR, sc->debug.debugfs_phy, sc,
1573 &fops_recv);
1574 debugfs_create_file("rx_chainmask", S_IRUSR | S_IWUSR,
1575 sc->debug.debugfs_phy, sc, &fops_rx_chainmask);
1576 debugfs_create_file("tx_chainmask", S_IRUSR | S_IWUSR,
1577 sc->debug.debugfs_phy, sc, &fops_tx_chainmask);
05c0be2f
MSS		 1578 debugfs_create_file("disable_ani", S_IRUSR | S_IWUSR,
1579 sc->debug.debugfs_phy, sc, &fops_disable_ani);
c70cab1a
FF		 1580 debugfs_create_file("regidx", S_IRUSR | S_IWUSR, sc->debug.debugfs_phy,
1581 sc, &fops_regidx);
1582 debugfs_create_file("regval", S_IRUSR | S_IWUSR, sc->debug.debugfs_phy,
1583 sc, &fops_regval);
1584 debugfs_create_bool("ignore_extcca", S_IRUSR | S_IWUSR,
1585 sc->debug.debugfs_phy,
1586 &ah->config.cwm_ignore_extcca);
1587 debugfs_create_file("regdump", S_IRUSR, sc->debug.debugfs_phy, sc,
1588 &fops_regdump);
d069a46b
RM		 1589 debugfs_create_file("dump_nfcal", S_IRUSR, sc->debug.debugfs_phy, sc,
1590 &fops_dump_nfcal);
580f010f
RM		 1591 debugfs_create_file("base_eeprom", S_IRUSR, sc->debug.debugfs_phy, sc,
1592 &fops_base_eeprom);
3f4c4bdd
RM		 1593 debugfs_create_file("modal_eeprom", S_IRUSR, sc->debug.debugfs_phy, sc,
1594 &fops_modal_eeprom);
5baec742 1595#ifdef CONFIG_ATH9K_MAC_DEBUG
cf3af748
RM		 1596 debugfs_create_file("samples", S_IRUSR, sc->debug.debugfs_phy, sc,
1597 &fops_samps);
5baec742 1598#endif
582d0064 1599
691680b8
FF		 1600 debugfs_create_u32("gpio_mask", S_IRUSR | S_IWUSR,
1601 sc->debug.debugfs_phy, &sc->sc_ah->gpio_mask);
1602
1603 debugfs_create_u32("gpio_val", S_IRUSR | S_IWUSR,
1604 sc->debug.debugfs_phy, &sc->sc_ah->gpio_val);
1605
826d2680 1606 return 0;
88b126af 1607}
Linux 6.x block layer and io_uring tree(s)