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ath9k: Fix MCI reset in BT cal_req
[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
302a3c3a
SM		 225static ssize_t read_file_ant_diversity(struct file *file, char __user *user_buf,
226 size_t count, loff_t *ppos)
227{
228 struct ath_softc *sc = file->private_data;
229 struct ath_common *common = ath9k_hw_common(sc->sc_ah);
230 char buf[32];
231 unsigned int len;
232
233 len = sprintf(buf, "%d\n", common->antenna_diversity);
234 return simple_read_from_buffer(user_buf, count, ppos, buf, len);
235}
236
237static ssize_t write_file_ant_diversity(struct file *file,
238 const char __user *user_buf,
239 size_t count, loff_t *ppos)
240{
241 struct ath_softc *sc = file->private_data;
242 struct ath_common *common = ath9k_hw_common(sc->sc_ah);
243 unsigned long antenna_diversity;
244 char buf[32];
245 ssize_t len;
246
247 len = min(count, sizeof(buf) - 1);
248 if (copy_from_user(buf, user_buf, len))
249 return -EFAULT;
250
251 if (!AR_SREV_9565(sc->sc_ah))
252 goto exit;
253
254 buf[len] = '\0';
255 if (strict_strtoul(buf, 0, &antenna_diversity))
256 return -EINVAL;
257
258 common->antenna_diversity = !!antenna_diversity;
259 ath9k_ps_wakeup(sc);
260 ath_ant_comb_update(sc);
261 ath_dbg(common, CONFIG, "Antenna diversity: %d\n",
262 common->antenna_diversity);
263 ath9k_ps_restore(sc);
264exit:
265 return count;
266}
267
268static const struct file_operations fops_ant_diversity = {
269 .read = read_file_ant_diversity,
270 .write = write_file_ant_diversity,
271 .open = simple_open,
272 .owner = THIS_MODULE,
273 .llseek = default_llseek,
274};
275
2a163c6d
S		 276static ssize_t read_file_dma(struct file *file, char __user *user_buf,
277 size_t count, loff_t *ppos)
278{
279 struct ath_softc *sc = file->private_data;
cbe61d8a 280 struct ath_hw *ah = sc->sc_ah;
991a0987
PR		 281 char *buf;
282 int retval;
2a163c6d
S		 283 unsigned int len = 0;
284 u32 val[ATH9K_NUM_DMA_DEBUG_REGS];
285 int i, qcuOffset = 0, dcuOffset = 0;
286 u32 *qcuBase = &val[0], *dcuBase = &val[4];
287
991a0987
PR		 288 buf = kmalloc(DMA_BUF_LEN, GFP_KERNEL);
289 if (!buf)
04236066 290 return -ENOMEM;
991a0987 291
7cf4a2e7
S		 292 ath9k_ps_wakeup(sc);
293
475a6e4d 294 REG_WRITE_D(ah, AR_MACMISC,
2a163c6d
S		 295 ((AR_MACMISC_DMA_OBS_LINE_8 << AR_MACMISC_DMA_OBS_S) |
296 (AR_MACMISC_MISC_OBS_BUS_1 <<
297 AR_MACMISC_MISC_OBS_BUS_MSB_S)));
298
991a0987 299 len += snprintf(buf + len, DMA_BUF_LEN - len,
2a163c6d
S		 300 "Raw DMA Debug values:\n");
301
302 for (i = 0; i < ATH9K_NUM_DMA_DEBUG_REGS; i++) {
303 if (i % 4 == 0)
991a0987 304 len += snprintf(buf + len, DMA_BUF_LEN - len, "\n");
2a163c6d 305
475a6e4d 306 val[i] = REG_READ_D(ah, AR_DMADBG_0 + (i * sizeof(u32)));
991a0987 307 len += snprintf(buf + len, DMA_BUF_LEN - len, "%d: %08x ",
2a163c6d
S		 308 i, val[i]);
309 }
310
991a0987
PR		 311 len += snprintf(buf + len, DMA_BUF_LEN - len, "\n\n");
312 len += snprintf(buf + len, DMA_BUF_LEN - len,
2a163c6d
S		 313 "Num QCU: chain_st fsp_ok fsp_st DCU: chain_st\n");
314
315 for (i = 0; i < ATH9K_NUM_QUEUES; i++, qcuOffset += 4, dcuOffset += 5) {
316 if (i == 8) {
317 qcuOffset = 0;
318 qcuBase++;
319 }
320
321 if (i == 6) {
322 dcuOffset = 0;
323 dcuBase++;
324 }
325
991a0987 326 len += snprintf(buf + len, DMA_BUF_LEN - len,
2a163c6d
S		 327 "%2d %2x %1x %2x %2x\n",
328 i, (*qcuBase & (0x7 << qcuOffset)) >> qcuOffset,
329 (*qcuBase & (0x8 << qcuOffset)) >> (qcuOffset + 3),
330 val[2] & (0x7 << (i * 3)) >> (i * 3),
331 (*dcuBase & (0x1f << dcuOffset)) >> dcuOffset);
332 }
333
991a0987 334 len += snprintf(buf + len, DMA_BUF_LEN - len, "\n");
2a163c6d 335
991a0987 336 len += snprintf(buf + len, DMA_BUF_LEN - len,
2a163c6d
S		 337 "qcu_stitch state: %2x qcu_fetch state: %2x\n",
338 (val[3] & 0x003c0000) >> 18, (val[3] & 0x03c00000) >> 22);
991a0987 339 len += snprintf(buf + len, DMA_BUF_LEN - len,
2a163c6d
S		 340 "qcu_complete state: %2x dcu_complete state: %2x\n",
341 (val[3] & 0x1c000000) >> 26, (val[6] & 0x3));
991a0987 342 len += snprintf(buf + len, DMA_BUF_LEN - len,
2a163c6d
S		 343 "dcu_arb state: %2x dcu_fp state: %2x\n",
344 (val[5] & 0x06000000) >> 25, (val[5] & 0x38000000) >> 27);
991a0987 345 len += snprintf(buf + len, DMA_BUF_LEN - len,
2a163c6d
S		 346 "chan_idle_dur: %3d chan_idle_dur_valid: %1d\n",
347 (val[6] & 0x000003fc) >> 2, (val[6] & 0x00000400) >> 10);
991a0987 348 len += snprintf(buf + len, DMA_BUF_LEN - len,
2a163c6d
S		 349 "txfifo_valid_0: %1d txfifo_valid_1: %1d\n",
350 (val[6] & 0x00000800) >> 11, (val[6] & 0x00001000) >> 12);
991a0987 351 len += snprintf(buf + len, DMA_BUF_LEN - len,
2a163c6d
S		 352 "txfifo_dcu_num_0: %2d txfifo_dcu_num_1: %2d\n",
353 (val[6] & 0x0001e000) >> 13, (val[6] & 0x001e0000) >> 17);
354
60ece404 355 len += snprintf(buf + len, DMA_BUF_LEN - len, "pcu observe: 0x%x\n",
475a6e4d 356 REG_READ_D(ah, AR_OBS_BUS_1));
991a0987 357 len += snprintf(buf + len, DMA_BUF_LEN - len,
60ece404 358 "AR_CR: 0x%x\n", REG_READ_D(ah, AR_CR));
2a163c6d 359
7cf4a2e7
S		 360 ath9k_ps_restore(sc);
361
2b87f3aa
DC		 362 if (len > DMA_BUF_LEN)
363 len = DMA_BUF_LEN;
364
991a0987
PR		 365 retval = simple_read_from_buffer(user_buf, count, ppos, buf, len);
366 kfree(buf);
367 return retval;
2a163c6d
S		 368}
369
370static const struct file_operations fops_dma = {
371 .read = read_file_dma,
234e3405 372 .open = simple_open,
6038f373
AB		 373 .owner = THIS_MODULE,
374 .llseek = default_llseek,
2a163c6d
S		 375};
376
817e11de
S		 377
378void ath_debug_stat_interrupt(struct ath_softc *sc, enum ath9k_int status)
379{
380 if (status)
17d7904d 381 sc->debug.stats.istats.total++;
a9616f41
LR		 382 if (sc->sc_ah->caps.hw_caps & ATH9K_HW_CAP_EDMA) {
383 if (status & ATH9K_INT_RXLP)
384 sc->debug.stats.istats.rxlp++;
385 if (status & ATH9K_INT_RXHP)
386 sc->debug.stats.istats.rxhp++;
08578b8f
LR		 387 if (status & ATH9K_INT_BB_WATCHDOG)
388 sc->debug.stats.istats.bb_watchdog++;
a9616f41
LR		 389 } else {
390 if (status & ATH9K_INT_RX)
391 sc->debug.stats.istats.rxok++;
392 }
817e11de 393 if (status & ATH9K_INT_RXEOL)
17d7904d 394 sc->debug.stats.istats.rxeol++;
817e11de 395 if (status & ATH9K_INT_RXORN)
17d7904d 396 sc->debug.stats.istats.rxorn++;
817e11de 397 if (status & ATH9K_INT_TX)
17d7904d 398 sc->debug.stats.istats.txok++;
817e11de 399 if (status & ATH9K_INT_TXURN)
17d7904d 400 sc->debug.stats.istats.txurn++;
817e11de 401 if (status & ATH9K_INT_RXPHY)
17d7904d 402 sc->debug.stats.istats.rxphyerr++;
817e11de 403 if (status & ATH9K_INT_RXKCM)
17d7904d 404 sc->debug.stats.istats.rx_keycache_miss++;
817e11de 405 if (status & ATH9K_INT_SWBA)
17d7904d 406 sc->debug.stats.istats.swba++;
817e11de 407 if (status & ATH9K_INT_BMISS)
17d7904d 408 sc->debug.stats.istats.bmiss++;
817e11de 409 if (status & ATH9K_INT_BNR)
17d7904d 410 sc->debug.stats.istats.bnr++;
817e11de 411 if (status & ATH9K_INT_CST)
17d7904d 412 sc->debug.stats.istats.cst++;
817e11de 413 if (status & ATH9K_INT_GTT)
17d7904d 414 sc->debug.stats.istats.gtt++;
817e11de 415 if (status & ATH9K_INT_TIM)
17d7904d 416 sc->debug.stats.istats.tim++;
817e11de 417 if (status & ATH9K_INT_CABEND)
17d7904d 418 sc->debug.stats.istats.cabend++;
817e11de 419 if (status & ATH9K_INT_DTIMSYNC)
17d7904d 420 sc->debug.stats.istats.dtimsync++;
817e11de 421 if (status & ATH9K_INT_DTIM)
17d7904d 422 sc->debug.stats.istats.dtim++;
6dde1aab
MSS		 423 if (status & ATH9K_INT_TSFOOR)
424 sc->debug.stats.istats.tsfoor++;
97ba515a
SM		 425 if (status & ATH9K_INT_MCI)
426 sc->debug.stats.istats.mci++;
c9e6e980
MSS		 427 if (status & ATH9K_INT_GENTIMER)
428 sc->debug.stats.istats.gen_timer++;
817e11de
S		 429}
430
431static ssize_t read_file_interrupt(struct file *file, char __user *user_buf,
432 size_t count, loff_t *ppos)
433{
434 struct ath_softc *sc = file->private_data;
817e11de 435 unsigned int len = 0;
462e58f2
BG		 436 int rv;
437 int mxlen = 4000;
438 char *buf = kmalloc(mxlen, GFP_KERNEL);
439 if (!buf)
440 return -ENOMEM;
441
442#define PR_IS(a, s) \
443 do { \
444 len += snprintf(buf + len, mxlen - len, \
445 "%21s: %10u\n", a, \
446 sc->debug.stats.istats.s); \
447 } while (0)
817e11de 448
a9616f41 449 if (sc->sc_ah->caps.hw_caps & ATH9K_HW_CAP_EDMA) {
462e58f2
BG		 450 PR_IS("RXLP", rxlp);
451 PR_IS("RXHP", rxhp);
452 PR_IS("WATHDOG", bb_watchdog);
a9616f41 453 } else {
462e58f2 454 PR_IS("RX", rxok);
a9616f41 455 }
462e58f2
BG		 456 PR_IS("RXEOL", rxeol);
457 PR_IS("RXORN", rxorn);
458 PR_IS("TX", txok);
459 PR_IS("TXURN", txurn);
460 PR_IS("MIB", mib);
461 PR_IS("RXPHY", rxphyerr);
462 PR_IS("RXKCM", rx_keycache_miss);
463 PR_IS("SWBA", swba);
464 PR_IS("BMISS", bmiss);
465 PR_IS("BNR", bnr);
466 PR_IS("CST", cst);
467 PR_IS("GTT", gtt);
468 PR_IS("TIM", tim);
469 PR_IS("CABEND", cabend);
470 PR_IS("DTIMSYNC", dtimsync);
471 PR_IS("DTIM", dtim);
472 PR_IS("TSFOOR", tsfoor);
97ba515a 473 PR_IS("MCI", mci);
c9e6e980 474 PR_IS("GENTIMER", gen_timer);
462e58f2
BG		 475 PR_IS("TOTAL", total);
476
477 len += snprintf(buf + len, mxlen - len,
478 "SYNC_CAUSE stats:\n");
479
480 PR_IS("Sync-All", sync_cause_all);
481 PR_IS("RTC-IRQ", sync_rtc_irq);
482 PR_IS("MAC-IRQ", sync_mac_irq);
483 PR_IS("EEPROM-Illegal-Access", eeprom_illegal_access);
484 PR_IS("APB-Timeout", apb_timeout);
485 PR_IS("PCI-Mode-Conflict", pci_mode_conflict);
486 PR_IS("HOST1-Fatal", host1_fatal);
487 PR_IS("HOST1-Perr", host1_perr);
488 PR_IS("TRCV-FIFO-Perr", trcv_fifo_perr);
489 PR_IS("RADM-CPL-EP", radm_cpl_ep);
490 PR_IS("RADM-CPL-DLLP-Abort", radm_cpl_dllp_abort);
491 PR_IS("RADM-CPL-TLP-Abort", radm_cpl_tlp_abort);
492 PR_IS("RADM-CPL-ECRC-Err", radm_cpl_ecrc_err);
493 PR_IS("RADM-CPL-Timeout", radm_cpl_timeout);
494 PR_IS("Local-Bus-Timeout", local_timeout);
495 PR_IS("PM-Access", pm_access);
496 PR_IS("MAC-Awake", mac_awake);
497 PR_IS("MAC-Asleep", mac_asleep);
498 PR_IS("MAC-Sleep-Access", mac_sleep_access);
499
500 if (len > mxlen)
501 len = mxlen;
502
503 rv = simple_read_from_buffer(user_buf, count, ppos, buf, len);
504 kfree(buf);
505 return rv;
817e11de
S		 506}
507
508static const struct file_operations fops_interrupt = {
509 .read = read_file_interrupt,
234e3405 510 .open = simple_open,
6038f373
AB		 511 .owner = THIS_MODULE,
512 .llseek = default_llseek,
817e11de
S		 513};
514
5bec3e5a 515#define PR_QNUM(_n) sc->tx.txq_map[_n]->axq_qnum
fec247c0
S		 516#define PR(str, elem) \
517 do { \
518 len += snprintf(buf + len, size - len, \
519 "%s%13u%11u%10u%10u\n", str, \
5bec3e5a
FF		 520 sc->debug.stats.txstats[PR_QNUM(WME_AC_BE)].elem, \
521 sc->debug.stats.txstats[PR_QNUM(WME_AC_BK)].elem, \
522 sc->debug.stats.txstats[PR_QNUM(WME_AC_VI)].elem, \
523 sc->debug.stats.txstats[PR_QNUM(WME_AC_VO)].elem); \
7f010c93
BG		 524 if (len >= size) \
525 goto done; \
fec247c0
S		 526} while(0)
527
1f427dd9
BG		 528#define PRX(str, elem) \
529do { \
530 len += snprintf(buf + len, size - len, \
531 "%s%13u%11u%10u%10u\n", str, \
5bec3e5a
FF		 532 (unsigned int)(sc->tx.txq_map[WME_AC_BE]->elem), \
533 (unsigned int)(sc->tx.txq_map[WME_AC_BK]->elem), \
534 (unsigned int)(sc->tx.txq_map[WME_AC_VI]->elem), \
535 (unsigned int)(sc->tx.txq_map[WME_AC_VO]->elem)); \
7f010c93
BG		 536 if (len >= size) \
537 goto done; \
1f427dd9
BG		 538} while(0)
539
2dac4fb9
BG		 540#define PRQLE(str, elem) \
541do { \
542 len += snprintf(buf + len, size - len, \
543 "%s%13i%11i%10i%10i\n", str, \
5bec3e5a
FF		 544 list_empty(&sc->tx.txq_map[WME_AC_BE]->elem), \
545 list_empty(&sc->tx.txq_map[WME_AC_BK]->elem), \
546 list_empty(&sc->tx.txq_map[WME_AC_VI]->elem), \
547 list_empty(&sc->tx.txq_map[WME_AC_VO]->elem)); \
7f010c93
BG		 548 if (len >= size) \
549 goto done; \
2dac4fb9
BG		 550} while (0)
551
fec247c0
S		 552static ssize_t read_file_xmit(struct file *file, char __user *user_buf,
553 size_t count, loff_t *ppos)
554{
555 struct ath_softc *sc = file->private_data;
556 char *buf;
7f010c93 557 unsigned int len = 0, size = 8000;
2dac4fb9 558 int i;
fec247c0 559 ssize_t retval = 0;
2dac4fb9 560 char tmp[32];
fec247c0
S		 561
562 buf = kzalloc(size, GFP_KERNEL);
563 if (buf == NULL)
04236066 564 return -ENOMEM;
fec247c0 565
60f2d1d5
BG		 566 len += sprintf(buf, "Num-Tx-Queues: %i tx-queues-setup: 0x%x"
567 " poll-work-seen: %u\n"
7f010c93
BG		 568 "%30s %10s%10s%10s\n\n",
569 ATH9K_NUM_TX_QUEUES, sc->tx.txqsetup,
60f2d1d5 570 sc->tx_complete_poll_work_seen,
7f010c93 571 "BE", "BK", "VI", "VO");
fec247c0
S		 572
573 PR("MPDUs Queued: ", queued);
574 PR("MPDUs Completed: ", completed);
5a6f78af 575 PR("MPDUs XRetried: ", xretries);
fec247c0 576 PR("Aggregates: ", a_aggr);
bda8adda
BG		 577 PR("AMPDUs Queued HW:", a_queued_hw);
578 PR("AMPDUs Queued SW:", a_queued_sw);
fec247c0
S		 579 PR("AMPDUs Completed:", a_completed);
580 PR("AMPDUs Retried: ", a_retries);
581 PR("AMPDUs XRetried: ", a_xretries);
582 PR("FIFO Underrun: ", fifo_underrun);
583 PR("TXOP Exceeded: ", xtxop);
584 PR("TXTIMER Expiry: ", timer_exp);
585 PR("DESC CFG Error: ", desc_cfg_err);
586 PR("DATA Underrun: ", data_underrun);
587 PR("DELIM Underrun: ", delim_underrun);
99c15bf5
BG		 588 PR("TX-Pkts-All: ", tx_pkts_all);
589 PR("TX-Bytes-All: ", tx_bytes_all);
2dac4fb9
BG		 590 PR("hw-put-tx-buf: ", puttxbuf);
591 PR("hw-tx-start: ", txstart);
592 PR("hw-tx-proc-desc: ", txprocdesc);
a5a0bca1 593 PR("TX-Failed: ", txfailed);
7f010c93
BG		 594 len += snprintf(buf + len, size - len,
595 "%s%11p%11p%10p%10p\n", "txq-memory-address:",
db7889cd
BG		 596 sc->tx.txq_map[WME_AC_BE],
597 sc->tx.txq_map[WME_AC_BK],
598 sc->tx.txq_map[WME_AC_VI],
599 sc->tx.txq_map[WME_AC_VO]);
7f010c93
BG		 600 if (len >= size)
601 goto done;
fec247c0 602
1f427dd9
BG		 603 PRX("axq-qnum: ", axq_qnum);
604 PRX("axq-depth: ", axq_depth);
2dac4fb9 605 PRX("axq-ampdu_depth: ", axq_ampdu_depth);
1f427dd9
BG		 606 PRX("axq-stopped ", stopped);
607 PRX("tx-in-progress ", axq_tx_inprogress);
608 PRX("pending-frames ", pending_frames);
2dac4fb9
BG		 609 PRX("txq_headidx: ", txq_headidx);
610 PRX("txq_tailidx: ", txq_headidx);
611
612 PRQLE("axq_q empty: ", axq_q);
613 PRQLE("axq_acq empty: ", axq_acq);
2dac4fb9
BG		 614 for (i = 0; i < ATH_TXFIFO_DEPTH; i++) {
615 snprintf(tmp, sizeof(tmp) - 1, "txq_fifo[%i] empty: ", i);
616 PRQLE(tmp, txq_fifo[i]);
617 }
7f010c93 618
71e025a5
BG		 619 /* Print out more detailed queue-info */
620 for (i = 0; i <= WME_AC_BK; i++) {
621 struct ath_txq *txq = &(sc->tx.txq[i]);
622 struct ath_atx_ac *ac;
623 struct ath_atx_tid *tid;
624 if (len >= size)
625 goto done;
626 spin_lock_bh(&txq->axq_lock);
627 if (!list_empty(&txq->axq_acq)) {
628 ac = list_first_entry(&txq->axq_acq, struct ath_atx_ac,
629 list);
630 len += snprintf(buf + len, size - len,
631 "txq[%i] first-ac: %p sched: %i\n",
632 i, ac, ac->sched);
633 if (list_empty(&ac->tid_q) || (len >= size))
634 goto done_for;
635 tid = list_first_entry(&ac->tid_q, struct ath_atx_tid,
636 list);
637 len += snprintf(buf + len, size - len,
638 " first-tid: %p sched: %i paused: %i\n",
639 tid, tid->sched, tid->paused);
640 }
641 done_for:
642 spin_unlock_bh(&txq->axq_lock);
643 }
644
7f010c93
BG		 645done:
646 if (len > size)
647 len = size;
648
649 retval = simple_read_from_buffer(user_buf, count, ppos, buf, len);
650 kfree(buf);
651
652 return retval;
653}
654
655static ssize_t read_file_stations(struct file *file, char __user *user_buf,
656 size_t count, loff_t *ppos)
657{
658 struct ath_softc *sc = file->private_data;
659 char *buf;
660 unsigned int len = 0, size = 64000;
661 struct ath_node *an = NULL;
662 ssize_t retval = 0;
663 int q;
664
665 buf = kzalloc(size, GFP_KERNEL);
666 if (buf == NULL)
667 return -ENOMEM;
668
669 len += snprintf(buf + len, size - len,
670 "Stations:\n"
7e1e3864 671 " tid: addr sched paused buf_q-empty an ac baw\n"
7f010c93
BG		 672 " ac: addr sched tid_q-empty txq\n");
673
674 spin_lock(&sc->nodes_lock);
675 list_for_each_entry(an, &sc->nodes, list) {
7e1e3864
BG		 676 unsigned short ma = an->maxampdu;
677 if (ma == 0)
678 ma = 65535; /* see ath_lookup_rate */
7f010c93 679 len += snprintf(buf + len, size - len,
7e1e3864
BG		 680 "iface: %pM sta: %pM max-ampdu: %hu mpdu-density: %uus\n",
681 an->vif->addr, an->sta->addr, ma,
682 (unsigned int)(an->mpdudensity));
7f010c93
BG		 683 if (len >= size)
684 goto done;
685
686 for (q = 0; q < WME_NUM_TID; q++) {
687 struct ath_atx_tid *tid = &(an->tid[q]);
688 len += snprintf(buf + len, size - len,
7e1e3864 689 " tid: %p %s %s %i %p %p %hu\n",
7f010c93
BG		 690 tid, tid->sched ? "sched" : "idle",
691 tid->paused ? "paused" : "running",
56dc6336 692 skb_queue_empty(&tid->buf_q),
7e1e3864 693 tid->an, tid->ac, tid->baw_size);
7f010c93
BG		 694 if (len >= size)
695 goto done;
696 }
697
698 for (q = 0; q < WME_NUM_AC; q++) {
699 struct ath_atx_ac *ac = &(an->ac[q]);
700 len += snprintf(buf + len, size - len,
701 " ac: %p %s %i %p\n",
702 ac, ac->sched ? "sched" : "idle",
703 list_empty(&ac->tid_q), ac->txq);
704 if (len >= size)
705 goto done;
706 }
707 }
708
709done:
710 spin_unlock(&sc->nodes_lock);
2b87f3aa
DC		 711 if (len > size)
712 len = size;
713
fec247c0
S		 714 retval = simple_read_from_buffer(user_buf, count, ppos, buf, len);
715 kfree(buf);
716
717 return retval;
718}
719
55f6d0ff
BG		 720static ssize_t read_file_misc(struct file *file, char __user *user_buf,
721 size_t count, loff_t *ppos)
722{
723 struct ath_softc *sc = file->private_data;
724 struct ath_common *common = ath9k_hw_common(sc->sc_ah);
55f6d0ff 725 struct ieee80211_hw *hw = sc->hw;
6bcf6f64
SM		 726 struct ath9k_vif_iter_data iter_data;
727 char buf[512];
728 unsigned int len = 0;
55f6d0ff 729 ssize_t retval = 0;
55f6d0ff 730 unsigned int reg;
6bcf6f64 731 u32 rxfilter;
55f6d0ff 732
6bcf6f64
SM		 733 len += snprintf(buf + len, sizeof(buf) - len,
734 "BSSID: %pM\n", common->curbssid);
735 len += snprintf(buf + len, sizeof(buf) - len,
736 "BSSID-MASK: %pM\n", common->bssidmask);
737 len += snprintf(buf + len, sizeof(buf) - len,
738 "OPMODE: %s\n", ath_opmode_to_string(sc->sc_ah->opmode));
55f6d0ff 739
79d2b157 740 ath9k_ps_wakeup(sc);
6bcf6f64 741 rxfilter = ath9k_hw_getrxfilter(sc->sc_ah);
79d2b157 742 ath9k_ps_restore(sc);
6bcf6f64
SM		 743
744 len += snprintf(buf + len, sizeof(buf) - len,
745 "RXFILTER: 0x%x", rxfilter);
746
747 if (rxfilter & ATH9K_RX_FILTER_UCAST)
748 len += snprintf(buf + len, sizeof(buf) - len, " UCAST");
749 if (rxfilter & ATH9K_RX_FILTER_MCAST)
750 len += snprintf(buf + len, sizeof(buf) - len, " MCAST");
751 if (rxfilter & ATH9K_RX_FILTER_BCAST)
752 len += snprintf(buf + len, sizeof(buf) - len, " BCAST");
753 if (rxfilter & ATH9K_RX_FILTER_CONTROL)
754 len += snprintf(buf + len, sizeof(buf) - len, " CONTROL");
755 if (rxfilter & ATH9K_RX_FILTER_BEACON)
756 len += snprintf(buf + len, sizeof(buf) - len, " BEACON");
757 if (rxfilter & ATH9K_RX_FILTER_PROM)
758 len += snprintf(buf + len, sizeof(buf) - len, " PROM");
759 if (rxfilter & ATH9K_RX_FILTER_PROBEREQ)
760 len += snprintf(buf + len, sizeof(buf) - len, " PROBEREQ");
761 if (rxfilter & ATH9K_RX_FILTER_PHYERR)
762 len += snprintf(buf + len, sizeof(buf) - len, " PHYERR");
763 if (rxfilter & ATH9K_RX_FILTER_MYBEACON)
764 len += snprintf(buf + len, sizeof(buf) - len, " MYBEACON");
765 if (rxfilter & ATH9K_RX_FILTER_COMP_BAR)
766 len += snprintf(buf + len, sizeof(buf) - len, " COMP_BAR");
767 if (rxfilter & ATH9K_RX_FILTER_PSPOLL)
768 len += snprintf(buf + len, sizeof(buf) - len, " PSPOLL");
769 if (rxfilter & ATH9K_RX_FILTER_PHYRADAR)
770 len += snprintf(buf + len, sizeof(buf) - len, " PHYRADAR");
771 if (rxfilter & ATH9K_RX_FILTER_MCAST_BCAST_ALL)
772 len += snprintf(buf + len, sizeof(buf) - len, " MCAST_BCAST_ALL");
773 if (rxfilter & ATH9K_RX_FILTER_CONTROL_WRAPPER)
774 len += snprintf(buf + len, sizeof(buf) - len, " CONTROL_WRAPPER");
775
776 len += snprintf(buf + len, sizeof(buf) - len, "\n");
55f6d0ff
BG		 777
778 reg = sc->sc_ah->imask;
6bcf6f64
SM		 779
780 len += snprintf(buf + len, sizeof(buf) - len, "INTERRUPT-MASK: 0x%x", reg);
781
55f6d0ff 782 if (reg & ATH9K_INT_SWBA)
6bcf6f64 783 len += snprintf(buf + len, sizeof(buf) - len, " SWBA");
55f6d0ff 784 if (reg & ATH9K_INT_BMISS)
6bcf6f64 785 len += snprintf(buf + len, sizeof(buf) - len, " BMISS");
55f6d0ff 786 if (reg & ATH9K_INT_CST)
6bcf6f64 787 len += snprintf(buf + len, sizeof(buf) - len, " CST");
55f6d0ff 788 if (reg & ATH9K_INT_RX)
6bcf6f64 789 len += snprintf(buf + len, sizeof(buf) - len, " RX");
55f6d0ff 790 if (reg & ATH9K_INT_RXHP)
6bcf6f64 791 len += snprintf(buf + len, sizeof(buf) - len, " RXHP");
55f6d0ff 792 if (reg & ATH9K_INT_RXLP)
6bcf6f64 793 len += snprintf(buf + len, sizeof(buf) - len, " RXLP");
55f6d0ff 794 if (reg & ATH9K_INT_BB_WATCHDOG)
6bcf6f64 795 len += snprintf(buf + len, sizeof(buf) - len, " BB_WATCHDOG");
55f6d0ff 796
6bcf6f64
SM		 797 len += snprintf(buf + len, sizeof(buf) - len, "\n");
798
799 ath9k_calculate_iter_data(hw, NULL, &iter_data);
800
801 len += snprintf(buf + len, sizeof(buf) - len,
802 "VIF-COUNTS: AP: %i STA: %i MESH: %i WDS: %i"
bcf6f96e 803 " ADHOC: %i TOTAL: %hi BEACON-VIF: %hi\n",
55f6d0ff 804 iter_data.naps, iter_data.nstations, iter_data.nmeshes,
bcf6f96e 805 iter_data.nwds, iter_data.nadhocs,
55f6d0ff
BG		 806 sc->nvifs, sc->nbcnvifs);
807
6bcf6f64
SM		 808 if (len > sizeof(buf))
809 len = sizeof(buf);
55f6d0ff
BG		 810
811 retval = simple_read_from_buffer(user_buf, count, ppos, buf, len);
55f6d0ff
BG		 812 return retval;
813}
814
f8b815dc
SM		 815static ssize_t read_file_reset(struct file *file, char __user *user_buf,
816 size_t count, loff_t *ppos)
817{
818 struct ath_softc *sc = file->private_data;
819 char buf[512];
820 unsigned int len = 0;
821
822 len += snprintf(buf + len, sizeof(buf) - len,
823 "%17s: %2d\n", "Baseband Hang",
824 sc->debug.stats.reset[RESET_TYPE_BB_HANG]);
825 len += snprintf(buf + len, sizeof(buf) - len,
826 "%17s: %2d\n", "Baseband Watchdog",
827 sc->debug.stats.reset[RESET_TYPE_BB_WATCHDOG]);
828 len += snprintf(buf + len, sizeof(buf) - len,
829 "%17s: %2d\n", "Fatal HW Error",
830 sc->debug.stats.reset[RESET_TYPE_FATAL_INT]);
831 len += snprintf(buf + len, sizeof(buf) - len,
832 "%17s: %2d\n", "TX HW error",
833 sc->debug.stats.reset[RESET_TYPE_TX_ERROR]);
834 len += snprintf(buf + len, sizeof(buf) - len,
835 "%17s: %2d\n", "TX Path Hang",
836 sc->debug.stats.reset[RESET_TYPE_TX_HANG]);
837 len += snprintf(buf + len, sizeof(buf) - len,
838 "%17s: %2d\n", "PLL RX Hang",
839 sc->debug.stats.reset[RESET_TYPE_PLL_HANG]);
b88083bf
RM		 840 len += snprintf(buf + len, sizeof(buf) - len,
841 "%17s: %2d\n", "MCI Reset",
842 sc->debug.stats.reset[RESET_TYPE_MCI]);
f8b815dc
SM		 843
844 if (len > sizeof(buf))
845 len = sizeof(buf);
846
847 return simple_read_from_buffer(user_buf, count, ppos, buf, len);
848}
849
066dae93 850void ath_debug_stat_tx(struct ath_softc *sc, struct ath_buf *bf,
55797b1a
FF		 851 struct ath_tx_status *ts, struct ath_txq *txq,
852 unsigned int flags)
fec247c0 853{
cf3af748
RM		 854#define TX_SAMP_DBG(c) (sc->debug.bb_mac_samp[sc->debug.sampidx].ts\
855 [sc->debug.tsidx].c)
5bec3e5a 856 int qnum = txq->axq_qnum;
066dae93
FF		 857
858 TX_STAT_INC(qnum, tx_pkts_all);
859 sc->debug.stats.txstats[qnum].tx_bytes_all += bf->bf_mpdu->len;
99c15bf5 860
fec247c0 861 if (bf_isampdu(bf)) {
156369fa 862 if (flags & ATH_TX_ERROR)
066dae93 863 TX_STAT_INC(qnum, a_xretries);
fec247c0 864 else
066dae93 865 TX_STAT_INC(qnum, a_completed);
fec247c0 866 } else {
55797b1a 867 if (ts->ts_status & ATH9K_TXERR_XRETRY)
5a6f78af
FF		 868 TX_STAT_INC(qnum, xretries);
869 else
870 TX_STAT_INC(qnum, completed);
fec247c0
S		 871 }
872
db1a052b 873 if (ts->ts_status & ATH9K_TXERR_FIFO)
066dae93 874 TX_STAT_INC(qnum, fifo_underrun);
db1a052b 875 if (ts->ts_status & ATH9K_TXERR_XTXOP)
066dae93 876 TX_STAT_INC(qnum, xtxop);
db1a052b 877 if (ts->ts_status & ATH9K_TXERR_TIMER_EXPIRED)
066dae93 878 TX_STAT_INC(qnum, timer_exp);
db1a052b 879 if (ts->ts_flags & ATH9K_TX_DESC_CFG_ERR)
066dae93 880 TX_STAT_INC(qnum, desc_cfg_err);
db1a052b 881 if (ts->ts_flags & ATH9K_TX_DATA_UNDERRUN)
066dae93 882 TX_STAT_INC(qnum, data_underrun);
db1a052b 883 if (ts->ts_flags & ATH9K_TX_DELIM_UNDERRUN)
066dae93 884 TX_STAT_INC(qnum, delim_underrun);
cf3af748 885
5baec742 886#ifdef CONFIG_ATH9K_MAC_DEBUG
cf3af748
RM		 887 spin_lock(&sc->debug.samp_lock);
888 TX_SAMP_DBG(jiffies) = jiffies;
889 TX_SAMP_DBG(rssi_ctl0) = ts->ts_rssi_ctl0;
890 TX_SAMP_DBG(rssi_ctl1) = ts->ts_rssi_ctl1;
891 TX_SAMP_DBG(rssi_ctl2) = ts->ts_rssi_ctl2;
892 TX_SAMP_DBG(rssi_ext0) = ts->ts_rssi_ext0;
893 TX_SAMP_DBG(rssi_ext1) = ts->ts_rssi_ext1;
894 TX_SAMP_DBG(rssi_ext2) = ts->ts_rssi_ext2;
895 TX_SAMP_DBG(rateindex) = ts->ts_rateindex;
896 TX_SAMP_DBG(isok) = !!(ts->ts_status & ATH9K_TXERR_MASK);
897 TX_SAMP_DBG(rts_fail_cnt) = ts->ts_shortretry;
898 TX_SAMP_DBG(data_fail_cnt) = ts->ts_longretry;
899 TX_SAMP_DBG(rssi) = ts->ts_rssi;
900 TX_SAMP_DBG(tid) = ts->tid;
901 TX_SAMP_DBG(qid) = ts->qid;
12932180
MSS		 902
903 if (ts->ts_flags & ATH9K_TX_BA) {
904 TX_SAMP_DBG(ba_low) = ts->ba_low;
905 TX_SAMP_DBG(ba_high) = ts->ba_high;
906 } else {
907 TX_SAMP_DBG(ba_low) = 0;
908 TX_SAMP_DBG(ba_high) = 0;
909 }
910
cf3af748
RM		 911 sc->debug.tsidx = (sc->debug.tsidx + 1) % ATH_DBG_MAX_SAMPLES;
912 spin_unlock(&sc->debug.samp_lock);
5baec742 913#endif
cf3af748
RM		 914
915#undef TX_SAMP_DBG
fec247c0
S		 916}
917
918static const struct file_operations fops_xmit = {
919 .read = read_file_xmit,
234e3405 920 .open = simple_open,
6038f373
AB		 921 .owner = THIS_MODULE,
922 .llseek = default_llseek,
fec247c0 923};
39d89cd3 924
7f010c93
BG		 925static const struct file_operations fops_stations = {
926 .read = read_file_stations,
234e3405 927 .open = simple_open,
7f010c93
BG		 928 .owner = THIS_MODULE,
929 .llseek = default_llseek,
930};
931
55f6d0ff
BG		 932static const struct file_operations fops_misc = {
933 .read = read_file_misc,
234e3405 934 .open = simple_open,
55f6d0ff
BG		 935 .owner = THIS_MODULE,
936 .llseek = default_llseek,
937};
938
f8b815dc
SM		 939static const struct file_operations fops_reset = {
940 .read = read_file_reset,
234e3405 941 .open = simple_open,
f8b815dc
SM		 942 .owner = THIS_MODULE,
943 .llseek = default_llseek,
944};
945
1395d3f0
S		 946static ssize_t read_file_recv(struct file *file, char __user *user_buf,
947 size_t count, loff_t *ppos)
948{
949#define PHY_ERR(s, p) \
4203214e 950 len += snprintf(buf + len, size - len, "%22s : %10u\n", s, \
1395d3f0
S		 951 sc->debug.stats.rxstats.phy_err_stats[p]);
952
24a0731e
BG		 953#define RXS_ERR(s, e) \
954 do { \
955 len += snprintf(buf + len, size - len, \
956 "%22s : %10u\n", s, \
957 sc->debug.stats.rxstats.e); \
958 } while (0)
959
1395d3f0
S		 960 struct ath_softc *sc = file->private_data;
961 char *buf;
4203214e 962 unsigned int len = 0, size = 1600;
1395d3f0
S		 963 ssize_t retval = 0;
964
965 buf = kzalloc(size, GFP_KERNEL);
966 if (buf == NULL)
04236066 967 return -ENOMEM;
1395d3f0 968
24a0731e
BG		 969 RXS_ERR("CRC ERR", crc_err);
970 RXS_ERR("DECRYPT CRC ERR", decrypt_crc_err);
971 RXS_ERR("PHY ERR", phy_err);
972 RXS_ERR("MIC ERR", mic_err);
973 RXS_ERR("PRE-DELIM CRC ERR", pre_delim_crc_err);
974 RXS_ERR("POST-DELIM CRC ERR", post_delim_crc_err);
975 RXS_ERR("DECRYPT BUSY ERR", decrypt_busy_err);
976 RXS_ERR("RX-LENGTH-ERR", rx_len_err);
977 RXS_ERR("RX-OOM-ERR", rx_oom_err);
978 RXS_ERR("RX-RATE-ERR", rx_rate_err);
979 RXS_ERR("RX-DROP-RXFLUSH", rx_drop_rxflush);
980 RXS_ERR("RX-TOO-MANY-FRAGS", rx_too_many_frags_err);
1395d3f0 981
4203214e
SM		 982 PHY_ERR("UNDERRUN ERR", ATH9K_PHYERR_UNDERRUN);
983 PHY_ERR("TIMING ERR", ATH9K_PHYERR_TIMING);
984 PHY_ERR("PARITY ERR", ATH9K_PHYERR_PARITY);
985 PHY_ERR("RATE ERR", ATH9K_PHYERR_RATE);
986 PHY_ERR("LENGTH ERR", ATH9K_PHYERR_LENGTH);
987 PHY_ERR("RADAR ERR", ATH9K_PHYERR_RADAR);
988 PHY_ERR("SERVICE ERR", ATH9K_PHYERR_SERVICE);
989 PHY_ERR("TOR ERR", ATH9K_PHYERR_TOR);
990 PHY_ERR("OFDM-TIMING ERR", ATH9K_PHYERR_OFDM_TIMING);
991 PHY_ERR("OFDM-SIGNAL-PARITY ERR", ATH9K_PHYERR_OFDM_SIGNAL_PARITY);
992 PHY_ERR("OFDM-RATE ERR", ATH9K_PHYERR_OFDM_RATE_ILLEGAL);
993 PHY_ERR("OFDM-LENGTH ERR", ATH9K_PHYERR_OFDM_LENGTH_ILLEGAL);
994 PHY_ERR("OFDM-POWER-DROP ERR", ATH9K_PHYERR_OFDM_POWER_DROP);
995 PHY_ERR("OFDM-SERVICE ERR", ATH9K_PHYERR_OFDM_SERVICE);
996 PHY_ERR("OFDM-RESTART ERR", ATH9K_PHYERR_OFDM_RESTART);
997 PHY_ERR("FALSE-RADAR-EXT ERR", ATH9K_PHYERR_FALSE_RADAR_EXT);
998 PHY_ERR("CCK-TIMING ERR", ATH9K_PHYERR_CCK_TIMING);
999 PHY_ERR("CCK-HEADER-CRC ERR", ATH9K_PHYERR_CCK_HEADER_CRC);
1000 PHY_ERR("CCK-RATE ERR", ATH9K_PHYERR_CCK_RATE_ILLEGAL);
1001 PHY_ERR("CCK-SERVICE ERR", ATH9K_PHYERR_CCK_SERVICE);
1002 PHY_ERR("CCK-RESTART ERR", ATH9K_PHYERR_CCK_RESTART);
1003 PHY_ERR("CCK-LENGTH ERR", ATH9K_PHYERR_CCK_LENGTH_ILLEGAL);
1004 PHY_ERR("CCK-POWER-DROP ERR", ATH9K_PHYERR_CCK_POWER_DROP);
1005 PHY_ERR("HT-CRC ERR", ATH9K_PHYERR_HT_CRC_ERROR);
1006 PHY_ERR("HT-LENGTH ERR", ATH9K_PHYERR_HT_LENGTH_ILLEGAL);
1007 PHY_ERR("HT-RATE ERR", ATH9K_PHYERR_HT_RATE_ILLEGAL);
1008
24a0731e
BG		 1009 RXS_ERR("RX-Pkts-All", rx_pkts_all);
1010 RXS_ERR("RX-Bytes-All", rx_bytes_all);
1011 RXS_ERR("RX-Beacons", rx_beacons);
1012 RXS_ERR("RX-Frags", rx_frags);
99c15bf5 1013
2b87f3aa
DC		 1014 if (len > size)
1015 len = size;
1016
1395d3f0
S		 1017 retval = simple_read_from_buffer(user_buf, count, ppos, buf, len);
1018 kfree(buf);
1019
1020 return retval;
1021
24a0731e 1022#undef RXS_ERR
1395d3f0
S		 1023#undef PHY_ERR
1024}
1025
8e6f5aa2 1026void ath_debug_stat_rx(struct ath_softc *sc, struct ath_rx_status *rs)
1395d3f0 1027{
1395d3f0 1028#define RX_PHY_ERR_INC(c) sc->debug.stats.rxstats.phy_err_stats[c]++
cf3af748
RM		 1029#define RX_SAMP_DBG(c) (sc->debug.bb_mac_samp[sc->debug.sampidx].rs\
1030 [sc->debug.rsidx].c)
1395d3f0 1031
99c15bf5
BG		 1032 RX_STAT_INC(rx_pkts_all);
1033 sc->debug.stats.rxstats.rx_bytes_all += rs->rs_datalen;
1034
8e6f5aa2 1035 if (rs->rs_status & ATH9K_RXERR_CRC)
1395d3f0 1036 RX_STAT_INC(crc_err);
8e6f5aa2 1037 if (rs->rs_status & ATH9K_RXERR_DECRYPT)
1395d3f0 1038 RX_STAT_INC(decrypt_crc_err);
8e6f5aa2 1039 if (rs->rs_status & ATH9K_RXERR_MIC)
1395d3f0 1040 RX_STAT_INC(mic_err);
8e6f5aa2 1041 if (rs->rs_status & ATH9K_RX_DELIM_CRC_PRE)
1395d3f0 1042 RX_STAT_INC(pre_delim_crc_err);
8e6f5aa2 1043 if (rs->rs_status & ATH9K_RX_DELIM_CRC_POST)
1395d3f0 1044 RX_STAT_INC(post_delim_crc_err);
8e6f5aa2 1045 if (rs->rs_status & ATH9K_RX_DECRYPT_BUSY)
1395d3f0
S		 1046 RX_STAT_INC(decrypt_busy_err);
1047
8e6f5aa2 1048 if (rs->rs_status & ATH9K_RXERR_PHY) {
1395d3f0 1049 RX_STAT_INC(phy_err);
dbb07f00
SM		 1050 if (rs->rs_phyerr < ATH9K_PHYERR_MAX)
1051 RX_PHY_ERR_INC(rs->rs_phyerr);
1395d3f0
S		 1052 }
1053
5baec742 1054#ifdef CONFIG_ATH9K_MAC_DEBUG
cf3af748
RM		 1055 spin_lock(&sc->debug.samp_lock);
1056 RX_SAMP_DBG(jiffies) = jiffies;
1057 RX_SAMP_DBG(rssi_ctl0) = rs->rs_rssi_ctl0;
1058 RX_SAMP_DBG(rssi_ctl1) = rs->rs_rssi_ctl1;
1059 RX_SAMP_DBG(rssi_ctl2) = rs->rs_rssi_ctl2;
1060 RX_SAMP_DBG(rssi_ext0) = rs->rs_rssi_ext0;
1061 RX_SAMP_DBG(rssi_ext1) = rs->rs_rssi_ext1;
1062 RX_SAMP_DBG(rssi_ext2) = rs->rs_rssi_ext2;
1063 RX_SAMP_DBG(antenna) = rs->rs_antenna;
1064 RX_SAMP_DBG(rssi) = rs->rs_rssi;
1065 RX_SAMP_DBG(rate) = rs->rs_rate;
1066 RX_SAMP_DBG(is_mybeacon) = rs->is_mybeacon;
1067
1068 sc->debug.rsidx = (sc->debug.rsidx + 1) % ATH_DBG_MAX_SAMPLES;
1069 spin_unlock(&sc->debug.samp_lock);
1070
5baec742
FF		 1071#endif
1072
1395d3f0 1073#undef RX_PHY_ERR_INC
cf3af748 1074#undef RX_SAMP_DBG
1395d3f0
S		 1075}
1076
1077static const struct file_operations fops_recv = {
1078 .read = read_file_recv,
234e3405 1079 .open = simple_open,
6038f373
AB		 1080 .owner = THIS_MODULE,
1081 .llseek = default_llseek,
1395d3f0
S		 1082};
1083
9bff0bc4
FF		 1084static ssize_t read_file_regidx(struct file *file, char __user *user_buf,
1085 size_t count, loff_t *ppos)
1086{
1087 struct ath_softc *sc = file->private_data;
1088 char buf[32];
1089 unsigned int len;
1090
2b87f3aa 1091 len = sprintf(buf, "0x%08x\n", sc->debug.regidx);
9bff0bc4
FF		 1092 return simple_read_from_buffer(user_buf, count, ppos, buf, len);
1093}
1094
1095static ssize_t write_file_regidx(struct file *file, const char __user *user_buf,
1096 size_t count, loff_t *ppos)
1097{
1098 struct ath_softc *sc = file->private_data;
1099 unsigned long regidx;
1100 char buf[32];
1101 ssize_t len;
1102
1103 len = min(count, sizeof(buf) - 1);
1104 if (copy_from_user(buf, user_buf, len))
04236066 1105 return -EFAULT;
9bff0bc4
FF		 1106
1107 buf[len] = '\0';
1108 if (strict_strtoul(buf, 0, &regidx))
1109 return -EINVAL;
1110
1111 sc->debug.regidx = regidx;
1112 return count;
1113}
1114
1115static const struct file_operations fops_regidx = {
1116 .read = read_file_regidx,
1117 .write = write_file_regidx,
234e3405 1118 .open = simple_open,
6038f373
AB		 1119 .owner = THIS_MODULE,
1120 .llseek = default_llseek,
9bff0bc4
FF		 1121};
1122
1123static ssize_t read_file_regval(struct file *file, char __user *user_buf,
1124 size_t count, loff_t *ppos)
1125{
1126 struct ath_softc *sc = file->private_data;
1127 struct ath_hw *ah = sc->sc_ah;
1128 char buf[32];
1129 unsigned int len;
1130 u32 regval;
1131
79d2b157 1132 ath9k_ps_wakeup(sc);
9bff0bc4 1133 regval = REG_READ_D(ah, sc->debug.regidx);
79d2b157 1134 ath9k_ps_restore(sc);
2b87f3aa 1135 len = sprintf(buf, "0x%08x\n", regval);
9bff0bc4
FF		 1136 return simple_read_from_buffer(user_buf, count, ppos, buf, len);
1137}
1138
1139static ssize_t write_file_regval(struct file *file, const char __user *user_buf,
1140 size_t count, loff_t *ppos)
1141{
1142 struct ath_softc *sc = file->private_data;
1143 struct ath_hw *ah = sc->sc_ah;
1144 unsigned long regval;
1145 char buf[32];
1146 ssize_t len;
1147
1148 len = min(count, sizeof(buf) - 1);
1149 if (copy_from_user(buf, user_buf, len))
04236066 1150 return -EFAULT;
9bff0bc4
FF		 1151
1152 buf[len] = '\0';
1153 if (strict_strtoul(buf, 0, &regval))
1154 return -EINVAL;
1155
79d2b157 1156 ath9k_ps_wakeup(sc);
9bff0bc4 1157 REG_WRITE_D(ah, sc->debug.regidx, regval);
79d2b157 1158 ath9k_ps_restore(sc);
9bff0bc4
FF		 1159 return count;
1160}
1161
1162static const struct file_operations fops_regval = {
1163 .read = read_file_regval,
1164 .write = write_file_regval,
234e3405 1165 .open = simple_open,
6038f373
AB		 1166 .owner = THIS_MODULE,
1167 .llseek = default_llseek,
9bff0bc4
FF		 1168};
1169
582d0064
VT		 1170#define REGDUMP_LINE_SIZE 20
1171
1172static int open_file_regdump(struct inode *inode, struct file *file)
1173{
1174 struct ath_softc *sc = inode->i_private;
1175 unsigned int len = 0;
1176 u8 *buf;
1177 int i;
1178 unsigned long num_regs, regdump_len, max_reg_offset;
1179
1180 max_reg_offset = AR_SREV_9300_20_OR_LATER(sc->sc_ah) ? 0x16bd4 : 0xb500;
1181 num_regs = max_reg_offset / 4 + 1;
1182 regdump_len = num_regs * REGDUMP_LINE_SIZE + 1;
1183 buf = vmalloc(regdump_len);
1184 if (!buf)
1185 return -ENOMEM;
1186
1187 ath9k_ps_wakeup(sc);
1188 for (i = 0; i < num_regs; i++)
1189 len += scnprintf(buf + len, regdump_len - len,
1190 "0x%06x 0x%08x\n", i << 2, REG_READ(sc->sc_ah, i << 2));
1191 ath9k_ps_restore(sc);
1192
1193 file->private_data = buf;
1194
1195 return 0;
1196}
1197
1198static const struct file_operations fops_regdump = {
1199 .open = open_file_regdump,
1200 .read = ath9k_debugfs_read_buf,
1201 .release = ath9k_debugfs_release_buf,
1202 .owner = THIS_MODULE,
1203 .llseek = default_llseek,/* read accesses f_pos */
1204};
1205
d069a46b
RM		 1206static ssize_t read_file_dump_nfcal(struct file *file, char __user *user_buf,
1207 size_t count, loff_t *ppos)
1208{
1209 struct ath_softc *sc = file->private_data;
1210 struct ath_hw *ah = sc->sc_ah;
1211 struct ath9k_nfcal_hist *h = sc->caldata.nfCalHist;
1212 struct ath_common *common = ath9k_hw_common(ah);
1213 struct ieee80211_conf *conf = &common->hw->conf;
1214 u32 len = 0, size = 1500;
1215 u32 i, j;
1216 ssize_t retval = 0;
1217 char *buf;
1218 u8 chainmask = (ah->rxchainmask << 3) | ah->rxchainmask;
1219 u8 nread;
1220
1221 buf = kzalloc(size, GFP_KERNEL);
1222 if (!buf)
1223 return -ENOMEM;
1224
1225 len += snprintf(buf + len, size - len,
1226 "Channel Noise Floor : %d\n", ah->noise);
1227 len += snprintf(buf + len, size - len,
1228 "Chain | privNF | # Readings | NF Readings\n");
1229 for (i = 0; i < NUM_NF_READINGS; i++) {
1230 if (!(chainmask & (1 << i)) ||
1231 ((i >= AR5416_MAX_CHAINS) && !conf_is_ht40(conf)))
1232 continue;
1233
1234 nread = AR_PHY_CCA_FILTERWINDOW_LENGTH - h[i].invalidNFcount;
1235 len += snprintf(buf + len, size - len, " %d\t %d\t %d\t\t",
1236 i, h[i].privNF, nread);
1237 for (j = 0; j < nread; j++)
1238 len += snprintf(buf + len, size - len,
1239 " %d", h[i].nfCalBuffer[j]);
1240 len += snprintf(buf + len, size - len, "\n");
1241 }
1242
1243 if (len > size)
1244 len = size;
1245
1246 retval = simple_read_from_buffer(user_buf, count, ppos, buf, len);
1247 kfree(buf);
1248
1249 return retval;
1250}
1251
1252static const struct file_operations fops_dump_nfcal = {
1253 .read = read_file_dump_nfcal,
234e3405 1254 .open = simple_open,
d069a46b
RM		 1255 .owner = THIS_MODULE,
1256 .llseek = default_llseek,
1257};
1258
580f010f
RM		 1259static ssize_t read_file_base_eeprom(struct file *file, char __user *user_buf,
1260 size_t count, loff_t *ppos)
1261{
1262 struct ath_softc *sc = file->private_data;
1263 struct ath_hw *ah = sc->sc_ah;
1264 u32 len = 0, size = 1500;
1265 ssize_t retval = 0;
1266 char *buf;
1267
1268 buf = kzalloc(size, GFP_KERNEL);
1269 if (!buf)
1270 return -ENOMEM;
1271
1272 len = ah->eep_ops->dump_eeprom(ah, true, buf, len, size);
1273
1274 retval = simple_read_from_buffer(user_buf, count, ppos, buf, len);
1275 kfree(buf);
1276
1277 return retval;
1278}
1279
1280static const struct file_operations fops_base_eeprom = {
1281 .read = read_file_base_eeprom,
234e3405 1282 .open = simple_open,
580f010f
RM		 1283 .owner = THIS_MODULE,
1284 .llseek = default_llseek,
1285};
1286
3f4c4bdd
RM		 1287static ssize_t read_file_modal_eeprom(struct file *file, char __user *user_buf,
1288 size_t count, loff_t *ppos)
1289{
1290 struct ath_softc *sc = file->private_data;
1291 struct ath_hw *ah = sc->sc_ah;
1292 u32 len = 0, size = 6000;
1293 char *buf;
1294 size_t retval;
1295
1296 buf = kzalloc(size, GFP_KERNEL);
1297 if (buf == NULL)
1298 return -ENOMEM;
1299
1300 len = ah->eep_ops->dump_eeprom(ah, false, buf, len, size);
1301
1302 retval = simple_read_from_buffer(user_buf, count, ppos, buf, len);
1303 kfree(buf);
1304
1305 return retval;
1306}
1307
1308static const struct file_operations fops_modal_eeprom = {
1309 .read = read_file_modal_eeprom,
234e3405 1310 .open = simple_open,
3f4c4bdd
RM		 1311 .owner = THIS_MODULE,
1312 .llseek = default_llseek,
1313};
1314
5baec742
FF		 1315#ifdef CONFIG_ATH9K_MAC_DEBUG
1316
cf3af748
RM		 1317void ath9k_debug_samp_bb_mac(struct ath_softc *sc)
1318{
1319#define ATH_SAMP_DBG(c) (sc->debug.bb_mac_samp[sc->debug.sampidx].c)
1320 struct ath_hw *ah = sc->sc_ah;
1321 struct ath_common *common = ath9k_hw_common(ah);
1322 unsigned long flags;
1323 int i;
1324
1325 ath9k_ps_wakeup(sc);
1326
6bc05a95
RM		 1327 spin_lock_bh(&sc->debug.samp_lock);
1328
cf3af748
RM		 1329 spin_lock_irqsave(&common->cc_lock, flags);
1330 ath_hw_cycle_counters_update(common);
cf3af748
RM		 1331
1332 ATH_SAMP_DBG(cc.cycles) = common->cc_ani.cycles;
1333 ATH_SAMP_DBG(cc.rx_busy) = common->cc_ani.rx_busy;
1334 ATH_SAMP_DBG(cc.rx_frame) = common->cc_ani.rx_frame;
1335 ATH_SAMP_DBG(cc.tx_frame) = common->cc_ani.tx_frame;
6bc05a95
RM		 1336 spin_unlock_irqrestore(&common->cc_lock, flags);
1337
cf3af748
RM		 1338 ATH_SAMP_DBG(noise) = ah->noise;
1339
1340 REG_WRITE_D(ah, AR_MACMISC,
1341 ((AR_MACMISC_DMA_OBS_LINE_8 << AR_MACMISC_DMA_OBS_S) |
1342 (AR_MACMISC_MISC_OBS_BUS_1 <<
1343 AR_MACMISC_MISC_OBS_BUS_MSB_S)));
1344
1345 for (i = 0; i < ATH9K_NUM_DMA_DEBUG_REGS; i++)
1346 ATH_SAMP_DBG(dma_dbg_reg_vals[i]) = REG_READ_D(ah,
1347 AR_DMADBG_0 + (i * sizeof(u32)));
1348
1349 ATH_SAMP_DBG(pcu_obs) = REG_READ_D(ah, AR_OBS_BUS_1);
1350 ATH_SAMP_DBG(pcu_cr) = REG_READ_D(ah, AR_CR);
1351
1352 memcpy(ATH_SAMP_DBG(nfCalHist), sc->caldata.nfCalHist,
1353 sizeof(ATH_SAMP_DBG(nfCalHist)));
1354
1355 sc->debug.sampidx = (sc->debug.sampidx + 1) % ATH_DBG_MAX_SAMPLES;
1356 spin_unlock_bh(&sc->debug.samp_lock);
1357 ath9k_ps_restore(sc);
1358
1359#undef ATH_SAMP_DBG
1360}
1361
1362static int open_file_bb_mac_samps(struct inode *inode, struct file *file)
1363{
1364#define ATH_SAMP_DBG(c) bb_mac_samp[sampidx].c
1365 struct ath_softc *sc = inode->i_private;
1366 struct ath_hw *ah = sc->sc_ah;
1367 struct ath_common *common = ath9k_hw_common(ah);
1368 struct ieee80211_conf *conf = &common->hw->conf;
1369 struct ath_dbg_bb_mac_samp *bb_mac_samp;
1370 struct ath9k_nfcal_hist *h;
1371 int i, j, qcuOffset = 0, dcuOffset = 0;
1372 u32 *qcuBase, *dcuBase, size = 30000, len = 0;
1373 u32 sampidx = 0;
1374 u8 *buf;
1375 u8 chainmask = (ah->rxchainmask << 3) | ah->rxchainmask;
1376 u8 nread;
1377
781b14a3 1378 if (test_bit(SC_OP_INVALID, &sc->sc_flags))
f7e014da
RM		 1379 return -EAGAIN;
1380
cf3af748
RM		 1381 buf = vmalloc(size);
1382 if (!buf)
1383 return -ENOMEM;
1384 bb_mac_samp = vmalloc(sizeof(*bb_mac_samp) * ATH_DBG_MAX_SAMPLES);
1385 if (!bb_mac_samp) {
1386 vfree(buf);
1387 return -ENOMEM;
1388 }
f7e014da
RM		 1389 /* Account the current state too */
1390 ath9k_debug_samp_bb_mac(sc);
cf3af748
RM		 1391
1392 spin_lock_bh(&sc->debug.samp_lock);
1393 memcpy(bb_mac_samp, sc->debug.bb_mac_samp,
1394 sizeof(*bb_mac_samp) * ATH_DBG_MAX_SAMPLES);
6bc05a95
RM		 1395 len += snprintf(buf + len, size - len,
1396 "Current Sample Index: %d\n", sc->debug.sampidx);
cf3af748
RM		 1397 spin_unlock_bh(&sc->debug.samp_lock);
1398
1399 len += snprintf(buf + len, size - len,
1400 "Raw DMA Debug Dump:\n");
1401 len += snprintf(buf + len, size - len, "Sample |\t");
1402 for (i = 0; i < ATH9K_NUM_DMA_DEBUG_REGS; i++)
1403 len += snprintf(buf + len, size - len, " DMA Reg%d |\t", i);
1404 len += snprintf(buf + len, size - len, "\n");
1405
1406 for (sampidx = 0; sampidx < ATH_DBG_MAX_SAMPLES; sampidx++) {
1407 len += snprintf(buf + len, size - len, "%d\t", sampidx);
1408
1409 for (i = 0; i < ATH9K_NUM_DMA_DEBUG_REGS; i++)
1410 len += snprintf(buf + len, size - len, " %08x\t",
1411 ATH_SAMP_DBG(dma_dbg_reg_vals[i]));
1412 len += snprintf(buf + len, size - len, "\n");
1413 }
1414 len += snprintf(buf + len, size - len, "\n");
1415
1416 len += snprintf(buf + len, size - len,
1417 "Sample Num QCU: chain_st fsp_ok fsp_st DCU: chain_st\n");
1418 for (sampidx = 0; sampidx < ATH_DBG_MAX_SAMPLES; sampidx++) {
1419 qcuBase = &ATH_SAMP_DBG(dma_dbg_reg_vals[0]);
1420 dcuBase = &ATH_SAMP_DBG(dma_dbg_reg_vals[4]);
1421
1422 for (i = 0; i < ATH9K_NUM_QUEUES; i++,
1423 qcuOffset += 4, dcuOffset += 5) {
1424 if (i == 8) {
1425 qcuOffset = 0;
1426 qcuBase++;
1427 }
1428
1429 if (i == 6) {
1430 dcuOffset = 0;
1431 dcuBase++;
1432 }
1433 if (!sc->debug.stats.txstats[i].queued)
1434 continue;
1435
1436 len += snprintf(buf + len, size - len,
1437 "%4d %7d %2x %1x %2x %2x\n",
1438 sampidx, i,
1439 (*qcuBase & (0x7 << qcuOffset)) >> qcuOffset,
1440 (*qcuBase & (0x8 << qcuOffset)) >>
1441 (qcuOffset + 3),
1442 ATH_SAMP_DBG(dma_dbg_reg_vals[2]) &
1443 (0x7 << (i * 3)) >> (i * 3),
1444 (*dcuBase & (0x1f << dcuOffset)) >> dcuOffset);
1445 }
1446 len += snprintf(buf + len, size - len, "\n");
1447 }
1448 len += snprintf(buf + len, size - len,
1449 "samp qcu_sh qcu_fh qcu_comp dcu_comp dcu_arb dcu_fp "
1450 "ch_idle_dur ch_idle_dur_val txfifo_val0 txfifo_val1 "
1451 "txfifo_dcu0 txfifo_dcu1 pcu_obs AR_CR\n");
1452
1453 for (sampidx = 0; sampidx < ATH_DBG_MAX_SAMPLES; sampidx++) {
1454 qcuBase = &ATH_SAMP_DBG(dma_dbg_reg_vals[0]);
1455 dcuBase = &ATH_SAMP_DBG(dma_dbg_reg_vals[4]);
1456
1457 len += snprintf(buf + len, size - len, "%4d %5x %5x ", sampidx,
1458 (ATH_SAMP_DBG(dma_dbg_reg_vals[3]) & 0x003c0000) >> 18,
1459 (ATH_SAMP_DBG(dma_dbg_reg_vals[3]) & 0x03c00000) >> 22);
1460 len += snprintf(buf + len, size - len, "%7x %8x ",
1461 (ATH_SAMP_DBG(dma_dbg_reg_vals[3]) & 0x1c000000) >> 26,
1462 (ATH_SAMP_DBG(dma_dbg_reg_vals[6]) & 0x3));
1463 len += snprintf(buf + len, size - len, "%7x %7x ",
1464 (ATH_SAMP_DBG(dma_dbg_reg_vals[5]) & 0x06000000) >> 25,
1465 (ATH_SAMP_DBG(dma_dbg_reg_vals[5]) & 0x38000000) >> 27);
1466 len += snprintf(buf + len, size - len, "%7d %12d ",
1467 (ATH_SAMP_DBG(dma_dbg_reg_vals[6]) & 0x000003fc) >> 2,
1468 (ATH_SAMP_DBG(dma_dbg_reg_vals[6]) & 0x00000400) >> 10);
1469 len += snprintf(buf + len, size - len, "%12d %12d ",
1470 (ATH_SAMP_DBG(dma_dbg_reg_vals[6]) & 0x00000800) >> 11,
1471 (ATH_SAMP_DBG(dma_dbg_reg_vals[6]) & 0x00001000) >> 12);
1472 len += snprintf(buf + len, size - len, "%12d %12d ",
1473 (ATH_SAMP_DBG(dma_dbg_reg_vals[6]) & 0x0001e000) >> 13,
1474 (ATH_SAMP_DBG(dma_dbg_reg_vals[6]) & 0x001e0000) >> 17);
1475 len += snprintf(buf + len, size - len, "0x%07x 0x%07x\n",
1476 ATH_SAMP_DBG(pcu_obs), ATH_SAMP_DBG(pcu_cr));
1477 }
1478
1479 len += snprintf(buf + len, size - len,
1480 "Sample ChNoise Chain privNF #Reading Readings\n");
1481 for (sampidx = 0; sampidx < ATH_DBG_MAX_SAMPLES; sampidx++) {
1482 h = ATH_SAMP_DBG(nfCalHist);
1483 if (!ATH_SAMP_DBG(noise))
1484 continue;
1485
1486 for (i = 0; i < NUM_NF_READINGS; i++) {
1487 if (!(chainmask & (1 << i)) ||
1488 ((i >= AR5416_MAX_CHAINS) && !conf_is_ht40(conf)))
1489 continue;
1490
1491 nread = AR_PHY_CCA_FILTERWINDOW_LENGTH -
1492 h[i].invalidNFcount;
1493 len += snprintf(buf + len, size - len,
1494 "%4d %5d %4d\t %d\t %d\t",
1495 sampidx, ATH_SAMP_DBG(noise),
1496 i, h[i].privNF, nread);
1497 for (j = 0; j < nread; j++)
1498 len += snprintf(buf + len, size - len,
1499 " %d", h[i].nfCalBuffer[j]);
1500 len += snprintf(buf + len, size - len, "\n");
1501 }
1502 }
1503 len += snprintf(buf + len, size - len, "\nCycle counters:\n"
1504 "Sample Total Rxbusy Rxframes Txframes\n");
1505 for (sampidx = 0; sampidx < ATH_DBG_MAX_SAMPLES; sampidx++) {
1506 if (!ATH_SAMP_DBG(cc.cycles))
1507 continue;
1508 len += snprintf(buf + len, size - len,
1509 "%4d %08x %08x %08x %08x\n",
1510 sampidx, ATH_SAMP_DBG(cc.cycles),
1511 ATH_SAMP_DBG(cc.rx_busy),
1512 ATH_SAMP_DBG(cc.rx_frame),
1513 ATH_SAMP_DBG(cc.tx_frame));
1514 }
1515
1516 len += snprintf(buf + len, size - len, "Tx status Dump :\n");
1517 len += snprintf(buf + len, size - len,
1518 "Sample rssi:- ctl0 ctl1 ctl2 ext0 ext1 ext2 comb "
12932180
MSS		 1519 "isok rts_fail data_fail rate tid qid "
1520 "ba_low ba_high tx_before(ms)\n");
cf3af748
RM		 1521 for (sampidx = 0; sampidx < ATH_DBG_MAX_SAMPLES; sampidx++) {
1522 for (i = 0; i < ATH_DBG_MAX_SAMPLES; i++) {
1523 if (!ATH_SAMP_DBG(ts[i].jiffies))
1524 continue;
12932180
MSS		 1525 len += snprintf(buf + len, size - len, "%-14d"
1526 "%-4d %-4d %-4d %-4d %-4d %-4d %-4d %-4d %-8d "
1527 "%-9d %-4d %-3d %-3d %08x %08x %-11d\n",
cf3af748
RM		 1528 sampidx,
1529 ATH_SAMP_DBG(ts[i].rssi_ctl0),
1530 ATH_SAMP_DBG(ts[i].rssi_ctl1),
1531 ATH_SAMP_DBG(ts[i].rssi_ctl2),
1532 ATH_SAMP_DBG(ts[i].rssi_ext0),
1533 ATH_SAMP_DBG(ts[i].rssi_ext1),
1534 ATH_SAMP_DBG(ts[i].rssi_ext2),
1535 ATH_SAMP_DBG(ts[i].rssi),
1536 ATH_SAMP_DBG(ts[i].isok),
1537 ATH_SAMP_DBG(ts[i].rts_fail_cnt),
1538 ATH_SAMP_DBG(ts[i].data_fail_cnt),
1539 ATH_SAMP_DBG(ts[i].rateindex),
1540 ATH_SAMP_DBG(ts[i].tid),
1541 ATH_SAMP_DBG(ts[i].qid),
12932180
MSS		 1542 ATH_SAMP_DBG(ts[i].ba_low),
1543 ATH_SAMP_DBG(ts[i].ba_high),
cf3af748
RM		 1544 jiffies_to_msecs(jiffies -
1545 ATH_SAMP_DBG(ts[i].jiffies)));
1546 }
1547 }
1548
1549 len += snprintf(buf + len, size - len, "Rx status Dump :\n");
1550 len += snprintf(buf + len, size - len, "Sample rssi:- ctl0 ctl1 ctl2 "
1551 "ext0 ext1 ext2 comb beacon ant rate rx_before(ms)\n");
1552 for (sampidx = 0; sampidx < ATH_DBG_MAX_SAMPLES; sampidx++) {
1553 for (i = 0; i < ATH_DBG_MAX_SAMPLES; i++) {
1554 if (!ATH_SAMP_DBG(rs[i].jiffies))
1555 continue;
12932180
MSS		 1556 len += snprintf(buf + len, size - len, "%-14d"
1557 "%-4d %-4d %-4d %-4d %-4d %-4d %-4d %-9s %-2d %02x %-13d\n",
cf3af748
RM		 1558 sampidx,
1559 ATH_SAMP_DBG(rs[i].rssi_ctl0),
1560 ATH_SAMP_DBG(rs[i].rssi_ctl1),
1561 ATH_SAMP_DBG(rs[i].rssi_ctl2),
1562 ATH_SAMP_DBG(rs[i].rssi_ext0),
1563 ATH_SAMP_DBG(rs[i].rssi_ext1),
1564 ATH_SAMP_DBG(rs[i].rssi_ext2),
1565 ATH_SAMP_DBG(rs[i].rssi),
1566 ATH_SAMP_DBG(rs[i].is_mybeacon) ?
1567 "True" : "False",
1568 ATH_SAMP_DBG(rs[i].antenna),
1569 ATH_SAMP_DBG(rs[i].rate),
1570 jiffies_to_msecs(jiffies -
1571 ATH_SAMP_DBG(rs[i].jiffies)));
1572 }
1573 }
1574
1575 vfree(bb_mac_samp);
1576 file->private_data = buf;
1577
1578 return 0;
1579#undef ATH_SAMP_DBG
1580}
1581
1582static const struct file_operations fops_samps = {
1583 .open = open_file_bb_mac_samps,
1584 .read = ath9k_debugfs_read_buf,
1585 .release = ath9k_debugfs_release_buf,
1586 .owner = THIS_MODULE,
1587 .llseek = default_llseek,
1588};
1589
5baec742 1590#endif
cf3af748 1591
4df50ca8
RM		 1592#ifdef CONFIG_ATH9K_BTCOEX_SUPPORT
1593static ssize_t read_file_btcoex(struct file *file, char __user *user_buf,
1594 size_t count, loff_t *ppos)
1595{
1596 struct ath_softc *sc = file->private_data;
1597 u32 len = 0, size = 1500;
1598 char *buf;
1599 size_t retval;
1600
1601 buf = kzalloc(size, GFP_KERNEL);
1602 if (buf == NULL)
1603 return -ENOMEM;
1604
ac46ba43
SM		 1605 if (!sc->sc_ah->common.btcoex_enabled) {
1606 len = snprintf(buf, size, "%s\n",
1607 "BTCOEX is disabled");
1608 goto exit;
1609 }
4df50ca8 1610
ac46ba43
SM		 1611 len = ath9k_dump_btcoex(sc, buf, size);
1612exit:
4df50ca8
RM		 1613 retval = simple_read_from_buffer(user_buf, count, ppos, buf, len);
1614 kfree(buf);
1615
1616 return retval;
1617}
1618
1619static const struct file_operations fops_btcoex = {
1620 .read = read_file_btcoex,
1621 .open = simple_open,
1622 .owner = THIS_MODULE,
1623 .llseek = default_llseek,
1624};
1625#endif
1626
4d6b228d 1627int ath9k_init_debug(struct ath_hw *ah)
88b126af 1628{
bc974f4a
LR		 1629 struct ath_common *common = ath9k_hw_common(ah);
1630 struct ath_softc *sc = (struct ath_softc *) common->priv;
4d6b228d 1631
eb272441
BG		 1632 sc->debug.debugfs_phy = debugfs_create_dir("ath9k",
1633 sc->hw->wiphy->debugfsdir);
17d7904d 1634 if (!sc->debug.debugfs_phy)
c8a72c00 1635 return -ENOMEM;
826d2680 1636
a830df07 1637#ifdef CONFIG_ATH_DEBUG
c70cab1a
FF		 1638 debugfs_create_file("debug", S_IRUSR | S_IWUSR, sc->debug.debugfs_phy,
1639 sc, &fops_debug);
a830df07 1640#endif
29942bc1
ZK		 1641
1642 ath9k_dfs_init_debug(sc);
1643
c70cab1a
FF		 1644 debugfs_create_file("dma", S_IRUSR, sc->debug.debugfs_phy, sc,
1645 &fops_dma);
1646 debugfs_create_file("interrupt", S_IRUSR, sc->debug.debugfs_phy, sc,
1647 &fops_interrupt);
c70cab1a
FF		 1648 debugfs_create_file("xmit", S_IRUSR, sc->debug.debugfs_phy, sc,
1649 &fops_xmit);
7702e788
FF		 1650 debugfs_create_u32("qlen_bk", S_IRUSR | S_IWUSR, sc->debug.debugfs_phy,
1651 &sc->tx.txq_max_pending[WME_AC_BK]);
1652 debugfs_create_u32("qlen_be", S_IRUSR | S_IWUSR, sc->debug.debugfs_phy,
1653 &sc->tx.txq_max_pending[WME_AC_BE]);
1654 debugfs_create_u32("qlen_vi", S_IRUSR | S_IWUSR, sc->debug.debugfs_phy,
1655 &sc->tx.txq_max_pending[WME_AC_VI]);
1656 debugfs_create_u32("qlen_vo", S_IRUSR | S_IWUSR, sc->debug.debugfs_phy,
1657 &sc->tx.txq_max_pending[WME_AC_VO]);
c70cab1a
FF		 1658 debugfs_create_file("stations", S_IRUSR, sc->debug.debugfs_phy, sc,
1659 &fops_stations);
1660 debugfs_create_file("misc", S_IRUSR, sc->debug.debugfs_phy, sc,
1661 &fops_misc);
f8b815dc
SM		 1662 debugfs_create_file("reset", S_IRUSR, sc->debug.debugfs_phy, sc,
1663 &fops_reset);
c70cab1a
FF		 1664 debugfs_create_file("recv", S_IRUSR, sc->debug.debugfs_phy, sc,
1665 &fops_recv);
1666 debugfs_create_file("rx_chainmask", S_IRUSR | S_IWUSR,
1667 sc->debug.debugfs_phy, sc, &fops_rx_chainmask);
1668 debugfs_create_file("tx_chainmask", S_IRUSR | S_IWUSR,
1669 sc->debug.debugfs_phy, sc, &fops_tx_chainmask);
05c0be2f
MSS		 1670 debugfs_create_file("disable_ani", S_IRUSR | S_IWUSR,
1671 sc->debug.debugfs_phy, sc, &fops_disable_ani);
74673db9
FF		 1672 debugfs_create_bool("paprd", S_IRUSR | S_IWUSR, sc->debug.debugfs_phy,
1673 &sc->sc_ah->config.enable_paprd);
c70cab1a
FF		 1674 debugfs_create_file("regidx", S_IRUSR | S_IWUSR, sc->debug.debugfs_phy,
1675 sc, &fops_regidx);
1676 debugfs_create_file("regval", S_IRUSR | S_IWUSR, sc->debug.debugfs_phy,
1677 sc, &fops_regval);
1678 debugfs_create_bool("ignore_extcca", S_IRUSR | S_IWUSR,
1679 sc->debug.debugfs_phy,
1680 &ah->config.cwm_ignore_extcca);
1681 debugfs_create_file("regdump", S_IRUSR, sc->debug.debugfs_phy, sc,
1682 &fops_regdump);
d069a46b
RM		 1683 debugfs_create_file("dump_nfcal", S_IRUSR, sc->debug.debugfs_phy, sc,
1684 &fops_dump_nfcal);
580f010f
RM		 1685 debugfs_create_file("base_eeprom", S_IRUSR, sc->debug.debugfs_phy, sc,
1686 &fops_base_eeprom);
3f4c4bdd
RM		 1687 debugfs_create_file("modal_eeprom", S_IRUSR, sc->debug.debugfs_phy, sc,
1688 &fops_modal_eeprom);
5baec742 1689#ifdef CONFIG_ATH9K_MAC_DEBUG
cf3af748
RM		 1690 debugfs_create_file("samples", S_IRUSR, sc->debug.debugfs_phy, sc,
1691 &fops_samps);
5baec742 1692#endif
691680b8
FF		 1693 debugfs_create_u32("gpio_mask", S_IRUSR | S_IWUSR,
1694 sc->debug.debugfs_phy, &sc->sc_ah->gpio_mask);
691680b8
FF		 1695 debugfs_create_u32("gpio_val", S_IRUSR | S_IWUSR,
1696 sc->debug.debugfs_phy, &sc->sc_ah->gpio_val);
302a3c3a
SM		 1697 debugfs_create_file("diversity", S_IRUSR | S_IWUSR,
1698 sc->debug.debugfs_phy, sc, &fops_ant_diversity);
4df50ca8
RM		 1699#ifdef CONFIG_ATH9K_BTCOEX_SUPPORT
1700 debugfs_create_file("btcoex", S_IRUSR, sc->debug.debugfs_phy, sc,
1701 &fops_btcoex);
1702#endif
826d2680 1703 return 0;
88b126af 1704}
Linux 6.x block layer and io_uring tree(s)