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iwl4965: better skb management in rx path
[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>
e93d083f 20#include <linux/relay.h>
52103115
GJ		 21#include <asm/unaligned.h>
22
394cf0a1 23#include "ath9k.h"
88b126af 24
475a6e4d
LR		 25#define REG_WRITE_D(_ah, _reg, _val) \
26 ath9k_hw_common(_ah)->ops->write((_ah), (_val), (_reg))
27#define REG_READ_D(_ah, _reg) \
28 ath9k_hw_common(_ah)->ops->read((_ah), (_reg))
29
2a163c6d 30
582d0064
VT		 31static ssize_t ath9k_debugfs_read_buf(struct file *file, char __user *user_buf,
32 size_t count, loff_t *ppos)
33{
34 u8 *buf = file->private_data;
35 return simple_read_from_buffer(user_buf, count, ppos, buf, strlen(buf));
36}
37
38static int ath9k_debugfs_release_buf(struct inode *inode, struct file *file)
39{
40 vfree(file->private_data);
41 return 0;
42}
43
a830df07
FF		 44#ifdef CONFIG_ATH_DEBUG
45
2493928e
JH		 46static ssize_t read_file_debug(struct file *file, char __user *user_buf,
47 size_t count, loff_t *ppos)
48{
49 struct ath_softc *sc = file->private_data;
c46917bb 50 struct ath_common *common = ath9k_hw_common(sc->sc_ah);
2493928e 51 char buf[32];
581f725c
VT		 52 unsigned int len;
53
2b87f3aa 54 len = sprintf(buf, "0x%08x\n", common->debug_mask);
2493928e
JH		 55 return simple_read_from_buffer(user_buf, count, ppos, buf, len);
56}
57
58static ssize_t write_file_debug(struct file *file, const char __user *user_buf,
59 size_t count, loff_t *ppos)
60{
61 struct ath_softc *sc = file->private_data;
c46917bb 62 struct ath_common *common = ath9k_hw_common(sc->sc_ah);
2493928e
JH		 63 unsigned long mask;
64 char buf[32];
581f725c
VT		 65 ssize_t len;
66
67 len = min(count, sizeof(buf) - 1);
68 if (copy_from_user(buf, user_buf, len))
04236066 69 return -EFAULT;
581f725c
VT		 70
71 buf[len] = '\0';
27d7f477 72 if (kstrtoul(buf, 0, &mask))
581f725c
VT		 73 return -EINVAL;
74
c46917bb 75 common->debug_mask = mask;
2493928e
JH		 76 return count;
77}
78
79static const struct file_operations fops_debug = {
80 .read = read_file_debug,
81 .write = write_file_debug,
234e3405 82 .open = simple_open,
6038f373
AB		 83 .owner = THIS_MODULE,
84 .llseek = default_llseek,
2493928e
JH		 85};
86
a830df07
FF		 87#endif
88
991a0987
PR		 89#define DMA_BUF_LEN 1024
90
15340694
FF		 91static ssize_t read_file_tx_chainmask(struct file *file, char __user *user_buf,
92 size_t count, loff_t *ppos)
93{
94 struct ath_softc *sc = file->private_data;
82b2d334 95 struct ath_hw *ah = sc->sc_ah;
15340694
FF		 96 char buf[32];
97 unsigned int len;
98
82b2d334 99 len = sprintf(buf, "0x%08x\n", ah->txchainmask);
15340694
FF		 100 return simple_read_from_buffer(user_buf, count, ppos, buf, len);
101}
102
103static ssize_t write_file_tx_chainmask(struct file *file, const char __user *user_buf,
104 size_t count, loff_t *ppos)
105{
106 struct ath_softc *sc = file->private_data;
82b2d334 107 struct ath_hw *ah = sc->sc_ah;
15340694
FF		 108 unsigned long mask;
109 char buf[32];
110 ssize_t len;
111
112 len = min(count, sizeof(buf) - 1);
113 if (copy_from_user(buf, user_buf, len))
04236066 114 return -EFAULT;
15340694
FF		 115
116 buf[len] = '\0';
27d7f477 117 if (kstrtoul(buf, 0, &mask))
15340694
FF		 118 return -EINVAL;
119
82b2d334
FF		 120 ah->txchainmask = mask;
121 ah->caps.tx_chainmask = mask;
15340694
FF		 122 return count;
123}
124
125static const struct file_operations fops_tx_chainmask = {
126 .read = read_file_tx_chainmask,
127 .write = write_file_tx_chainmask,
234e3405 128 .open = simple_open,
6038f373
AB		 129 .owner = THIS_MODULE,
130 .llseek = default_llseek,
15340694
FF		 131};
132
133
134static ssize_t read_file_rx_chainmask(struct file *file, char __user *user_buf,
135 size_t count, loff_t *ppos)
136{
137 struct ath_softc *sc = file->private_data;
82b2d334 138 struct ath_hw *ah = sc->sc_ah;
15340694
FF		 139 char buf[32];
140 unsigned int len;
141
82b2d334 142 len = sprintf(buf, "0x%08x\n", ah->rxchainmask);
15340694
FF		 143 return simple_read_from_buffer(user_buf, count, ppos, buf, len);
144}
145
146static ssize_t write_file_rx_chainmask(struct file *file, const char __user *user_buf,
147 size_t count, loff_t *ppos)
148{
149 struct ath_softc *sc = file->private_data;
82b2d334 150 struct ath_hw *ah = sc->sc_ah;
15340694
FF		 151 unsigned long mask;
152 char buf[32];
153 ssize_t len;
154
155 len = min(count, sizeof(buf) - 1);
156 if (copy_from_user(buf, user_buf, len))
04236066 157 return -EFAULT;
15340694
FF		 158
159 buf[len] = '\0';
27d7f477 160 if (kstrtoul(buf, 0, &mask))
15340694
FF		 161 return -EINVAL;
162
82b2d334
FF		 163 ah->rxchainmask = mask;
164 ah->caps.rx_chainmask = mask;
15340694
FF		 165 return count;
166}
167
168static const struct file_operations fops_rx_chainmask = {
169 .read = read_file_rx_chainmask,
170 .write = write_file_rx_chainmask,
234e3405 171 .open = simple_open,
6038f373
AB		 172 .owner = THIS_MODULE,
173 .llseek = default_llseek,
15340694
FF		 174};
175
6e4d291e 176static ssize_t read_file_ani(struct file *file, char __user *user_buf,
05c0be2f
MSS		 177 size_t count, loff_t *ppos)
178{
179 struct ath_softc *sc = file->private_data;
180 struct ath_common *common = ath9k_hw_common(sc->sc_ah);
6e4d291e
SM		 181 struct ath_hw *ah = sc->sc_ah;
182 unsigned int len = 0, size = 1024;
183 ssize_t retval = 0;
184 char *buf;
05c0be2f 185
6e4d291e
SM		 186 buf = kzalloc(size, GFP_KERNEL);
187 if (buf == NULL)
188 return -ENOMEM;
189
190 if (common->disable_ani) {
191 len += snprintf(buf + len, size - len, "%s: %s\n",
192 "ANI", "DISABLED");
193 goto exit;
194 }
195
196 len += snprintf(buf + len, size - len, "%15s: %s\n",
197 "ANI", "ENABLED");
198 len += snprintf(buf + len, size - len, "%15s: %u\n",
199 "ANI RESET", ah->stats.ast_ani_reset);
200 len += snprintf(buf + len, size - len, "%15s: %u\n",
201 "SPUR UP", ah->stats.ast_ani_spurup);
202 len += snprintf(buf + len, size - len, "%15s: %u\n",
203 "SPUR DOWN", ah->stats.ast_ani_spurup);
204 len += snprintf(buf + len, size - len, "%15s: %u\n",
205 "OFDM WS-DET ON", ah->stats.ast_ani_ofdmon);
206 len += snprintf(buf + len, size - len, "%15s: %u\n",
207 "OFDM WS-DET OFF", ah->stats.ast_ani_ofdmoff);
208 len += snprintf(buf + len, size - len, "%15s: %u\n",
209 "MRC-CCK ON", ah->stats.ast_ani_ccklow);
210 len += snprintf(buf + len, size - len, "%15s: %u\n",
211 "MRC-CCK OFF", ah->stats.ast_ani_cckhigh);
212 len += snprintf(buf + len, size - len, "%15s: %u\n",
213 "FIR-STEP UP", ah->stats.ast_ani_stepup);
214 len += snprintf(buf + len, size - len, "%15s: %u\n",
215 "FIR-STEP DOWN", ah->stats.ast_ani_stepdown);
216 len += snprintf(buf + len, size - len, "%15s: %u\n",
217 "INV LISTENTIME", ah->stats.ast_ani_lneg_or_lzero);
218 len += snprintf(buf + len, size - len, "%15s: %u\n",
219 "OFDM ERRORS", ah->stats.ast_ani_ofdmerrs);
220 len += snprintf(buf + len, size - len, "%15s: %u\n",
221 "CCK ERRORS", ah->stats.ast_ani_cckerrs);
222exit:
223 if (len > size)
224 len = size;
225
226 retval = simple_read_from_buffer(user_buf, count, ppos, buf, len);
227 kfree(buf);
228
229 return retval;
05c0be2f
MSS		 230}
231
6e4d291e
SM		 232static ssize_t write_file_ani(struct file *file,
233 const char __user *user_buf,
234 size_t count, loff_t *ppos)
05c0be2f
MSS		 235{
236 struct ath_softc *sc = file->private_data;
237 struct ath_common *common = ath9k_hw_common(sc->sc_ah);
6e4d291e 238 unsigned long ani;
05c0be2f
MSS		 239 char buf[32];
240 ssize_t len;
241
242 len = min(count, sizeof(buf) - 1);
243 if (copy_from_user(buf, user_buf, len))
244 return -EFAULT;
245
246 buf[len] = '\0';
3899ba90 247 if (kstrtoul(buf, 0, &ani))
05c0be2f
MSS		 248 return -EINVAL;
249
6e4d291e 250 if (ani < 0 || ani > 1)
05c0be2f
MSS		 251 return -EINVAL;
252
6e4d291e 253 common->disable_ani = !ani;
05c0be2f 254
6e4d291e 255 if (common->disable_ani) {
781b14a3 256 clear_bit(SC_OP_ANI_RUN, &sc->sc_flags);
da0d45f7 257 ath_stop_ani(sc);
05c0be2f 258 } else {
da0d45f7 259 ath_check_ani(sc);
05c0be2f
MSS		 260 }
261
262 return count;
263}
264
6e4d291e
SM		 265static const struct file_operations fops_ani = {
266 .read = read_file_ani,
267 .write = write_file_ani,
234e3405 268 .open = simple_open,
05c0be2f
MSS		 269 .owner = THIS_MODULE,
270 .llseek = default_llseek,
271};
15340694 272
302a3c3a
SM		 273static ssize_t read_file_ant_diversity(struct file *file, char __user *user_buf,
274 size_t count, loff_t *ppos)
275{
276 struct ath_softc *sc = file->private_data;
277 struct ath_common *common = ath9k_hw_common(sc->sc_ah);
278 char buf[32];
279 unsigned int len;
280
281 len = sprintf(buf, "%d\n", common->antenna_diversity);
282 return simple_read_from_buffer(user_buf, count, ppos, buf, len);
283}
284
285static ssize_t write_file_ant_diversity(struct file *file,
286 const char __user *user_buf,
287 size_t count, loff_t *ppos)
288{
289 struct ath_softc *sc = file->private_data;
290 struct ath_common *common = ath9k_hw_common(sc->sc_ah);
291 unsigned long antenna_diversity;
292 char buf[32];
293 ssize_t len;
294
295 len = min(count, sizeof(buf) - 1);
296 if (copy_from_user(buf, user_buf, len))
297 return -EFAULT;
298
299 if (!AR_SREV_9565(sc->sc_ah))
300 goto exit;
301
302 buf[len] = '\0';
27d7f477 303 if (kstrtoul(buf, 0, &antenna_diversity))
302a3c3a
SM		 304 return -EINVAL;
305
306 common->antenna_diversity = !!antenna_diversity;
307 ath9k_ps_wakeup(sc);
308 ath_ant_comb_update(sc);
309 ath_dbg(common, CONFIG, "Antenna diversity: %d\n",
310 common->antenna_diversity);
311 ath9k_ps_restore(sc);
312exit:
313 return count;
314}
315
316static const struct file_operations fops_ant_diversity = {
317 .read = read_file_ant_diversity,
318 .write = write_file_ant_diversity,
319 .open = simple_open,
320 .owner = THIS_MODULE,
321 .llseek = default_llseek,
322};
323
2a163c6d
S		 324static ssize_t read_file_dma(struct file *file, char __user *user_buf,
325 size_t count, loff_t *ppos)
326{
327 struct ath_softc *sc = file->private_data;
cbe61d8a 328 struct ath_hw *ah = sc->sc_ah;
991a0987
PR		 329 char *buf;
330 int retval;
2a163c6d
S		 331 unsigned int len = 0;
332 u32 val[ATH9K_NUM_DMA_DEBUG_REGS];
333 int i, qcuOffset = 0, dcuOffset = 0;
334 u32 *qcuBase = &val[0], *dcuBase = &val[4];
335
991a0987
PR		 336 buf = kmalloc(DMA_BUF_LEN, GFP_KERNEL);
337 if (!buf)
04236066 338 return -ENOMEM;
991a0987 339
7cf4a2e7
S		 340 ath9k_ps_wakeup(sc);
341
475a6e4d 342 REG_WRITE_D(ah, AR_MACMISC,
2a163c6d
S		 343 ((AR_MACMISC_DMA_OBS_LINE_8 << AR_MACMISC_DMA_OBS_S) |
344 (AR_MACMISC_MISC_OBS_BUS_1 <<
345 AR_MACMISC_MISC_OBS_BUS_MSB_S)));
346
991a0987 347 len += snprintf(buf + len, DMA_BUF_LEN - len,
2a163c6d
S		 348 "Raw DMA Debug values:\n");
349
350 for (i = 0; i < ATH9K_NUM_DMA_DEBUG_REGS; i++) {
351 if (i % 4 == 0)
991a0987 352 len += snprintf(buf + len, DMA_BUF_LEN - len, "\n");
2a163c6d 353
475a6e4d 354 val[i] = REG_READ_D(ah, AR_DMADBG_0 + (i * sizeof(u32)));
991a0987 355 len += snprintf(buf + len, DMA_BUF_LEN - len, "%d: %08x ",
2a163c6d
S		 356 i, val[i]);
357 }
358
991a0987
PR		 359 len += snprintf(buf + len, DMA_BUF_LEN - len, "\n\n");
360 len += snprintf(buf + len, DMA_BUF_LEN - len,
2a163c6d
S		 361 "Num QCU: chain_st fsp_ok fsp_st DCU: chain_st\n");
362
363 for (i = 0; i < ATH9K_NUM_QUEUES; i++, qcuOffset += 4, dcuOffset += 5) {
364 if (i == 8) {
365 qcuOffset = 0;
366 qcuBase++;
367 }
368
369 if (i == 6) {
370 dcuOffset = 0;
371 dcuBase++;
372 }
373
991a0987 374 len += snprintf(buf + len, DMA_BUF_LEN - len,
2a163c6d
S		 375 "%2d %2x %1x %2x %2x\n",
376 i, (*qcuBase & (0x7 << qcuOffset)) >> qcuOffset,
377 (*qcuBase & (0x8 << qcuOffset)) >> (qcuOffset + 3),
378 val[2] & (0x7 << (i * 3)) >> (i * 3),
379 (*dcuBase & (0x1f << dcuOffset)) >> dcuOffset);
380 }
381
991a0987 382 len += snprintf(buf + len, DMA_BUF_LEN - len, "\n");
2a163c6d 383
991a0987 384 len += snprintf(buf + len, DMA_BUF_LEN - len,
2a163c6d
S		 385 "qcu_stitch state: %2x qcu_fetch state: %2x\n",
386 (val[3] & 0x003c0000) >> 18, (val[3] & 0x03c00000) >> 22);
991a0987 387 len += snprintf(buf + len, DMA_BUF_LEN - len,
2a163c6d
S		 388 "qcu_complete state: %2x dcu_complete state: %2x\n",
389 (val[3] & 0x1c000000) >> 26, (val[6] & 0x3));
991a0987 390 len += snprintf(buf + len, DMA_BUF_LEN - len,
2a163c6d
S		 391 "dcu_arb state: %2x dcu_fp state: %2x\n",
392 (val[5] & 0x06000000) >> 25, (val[5] & 0x38000000) >> 27);
991a0987 393 len += snprintf(buf + len, DMA_BUF_LEN - len,
2a163c6d
S		 394 "chan_idle_dur: %3d chan_idle_dur_valid: %1d\n",
395 (val[6] & 0x000003fc) >> 2, (val[6] & 0x00000400) >> 10);
991a0987 396 len += snprintf(buf + len, DMA_BUF_LEN - len,
2a163c6d
S		 397 "txfifo_valid_0: %1d txfifo_valid_1: %1d\n",
398 (val[6] & 0x00000800) >> 11, (val[6] & 0x00001000) >> 12);
991a0987 399 len += snprintf(buf + len, DMA_BUF_LEN - len,
2a163c6d
S		 400 "txfifo_dcu_num_0: %2d txfifo_dcu_num_1: %2d\n",
401 (val[6] & 0x0001e000) >> 13, (val[6] & 0x001e0000) >> 17);
402
60ece404 403 len += snprintf(buf + len, DMA_BUF_LEN - len, "pcu observe: 0x%x\n",
475a6e4d 404 REG_READ_D(ah, AR_OBS_BUS_1));
991a0987 405 len += snprintf(buf + len, DMA_BUF_LEN - len,
60ece404 406 "AR_CR: 0x%x\n", REG_READ_D(ah, AR_CR));
2a163c6d 407
7cf4a2e7
S		 408 ath9k_ps_restore(sc);
409
2b87f3aa
DC		 410 if (len > DMA_BUF_LEN)
411 len = DMA_BUF_LEN;
412
991a0987
PR		 413 retval = simple_read_from_buffer(user_buf, count, ppos, buf, len);
414 kfree(buf);
415 return retval;
2a163c6d
S		 416}
417
418static const struct file_operations fops_dma = {
419 .read = read_file_dma,
234e3405 420 .open = simple_open,
6038f373
AB		 421 .owner = THIS_MODULE,
422 .llseek = default_llseek,
2a163c6d
S		 423};
424
817e11de
S		 425
426void ath_debug_stat_interrupt(struct ath_softc *sc, enum ath9k_int status)
427{
428 if (status)
17d7904d 429 sc->debug.stats.istats.total++;
a9616f41
LR		 430 if (sc->sc_ah->caps.hw_caps & ATH9K_HW_CAP_EDMA) {
431 if (status & ATH9K_INT_RXLP)
432 sc->debug.stats.istats.rxlp++;
433 if (status & ATH9K_INT_RXHP)
434 sc->debug.stats.istats.rxhp++;
08578b8f
LR		 435 if (status & ATH9K_INT_BB_WATCHDOG)
436 sc->debug.stats.istats.bb_watchdog++;
a9616f41
LR		 437 } else {
438 if (status & ATH9K_INT_RX)
439 sc->debug.stats.istats.rxok++;
440 }
817e11de 441 if (status & ATH9K_INT_RXEOL)
17d7904d 442 sc->debug.stats.istats.rxeol++;
817e11de 443 if (status & ATH9K_INT_RXORN)
17d7904d 444 sc->debug.stats.istats.rxorn++;
817e11de 445 if (status & ATH9K_INT_TX)
17d7904d 446 sc->debug.stats.istats.txok++;
817e11de 447 if (status & ATH9K_INT_TXURN)
17d7904d 448 sc->debug.stats.istats.txurn++;
817e11de 449 if (status & ATH9K_INT_RXPHY)
17d7904d 450 sc->debug.stats.istats.rxphyerr++;
817e11de 451 if (status & ATH9K_INT_RXKCM)
17d7904d 452 sc->debug.stats.istats.rx_keycache_miss++;
817e11de 453 if (status & ATH9K_INT_SWBA)
17d7904d 454 sc->debug.stats.istats.swba++;
817e11de 455 if (status & ATH9K_INT_BMISS)
17d7904d 456 sc->debug.stats.istats.bmiss++;
817e11de 457 if (status & ATH9K_INT_BNR)
17d7904d 458 sc->debug.stats.istats.bnr++;
817e11de 459 if (status & ATH9K_INT_CST)
17d7904d 460 sc->debug.stats.istats.cst++;
817e11de 461 if (status & ATH9K_INT_GTT)
17d7904d 462 sc->debug.stats.istats.gtt++;
817e11de 463 if (status & ATH9K_INT_TIM)
17d7904d 464 sc->debug.stats.istats.tim++;
817e11de 465 if (status & ATH9K_INT_CABEND)
17d7904d 466 sc->debug.stats.istats.cabend++;
817e11de 467 if (status & ATH9K_INT_DTIMSYNC)
17d7904d 468 sc->debug.stats.istats.dtimsync++;
817e11de 469 if (status & ATH9K_INT_DTIM)
17d7904d 470 sc->debug.stats.istats.dtim++;
6dde1aab
MSS		 471 if (status & ATH9K_INT_TSFOOR)
472 sc->debug.stats.istats.tsfoor++;
97ba515a
SM		 473 if (status & ATH9K_INT_MCI)
474 sc->debug.stats.istats.mci++;
c9e6e980
MSS		 475 if (status & ATH9K_INT_GENTIMER)
476 sc->debug.stats.istats.gen_timer++;
817e11de
S		 477}
478
479static ssize_t read_file_interrupt(struct file *file, char __user *user_buf,
480 size_t count, loff_t *ppos)
481{
482 struct ath_softc *sc = file->private_data;
817e11de 483 unsigned int len = 0;
462e58f2
BG		 484 int rv;
485 int mxlen = 4000;
486 char *buf = kmalloc(mxlen, GFP_KERNEL);
487 if (!buf)
488 return -ENOMEM;
489
490#define PR_IS(a, s) \
491 do { \
492 len += snprintf(buf + len, mxlen - len, \
493 "%21s: %10u\n", a, \
494 sc->debug.stats.istats.s); \
495 } while (0)
817e11de 496
a9616f41 497 if (sc->sc_ah->caps.hw_caps & ATH9K_HW_CAP_EDMA) {
462e58f2
BG		 498 PR_IS("RXLP", rxlp);
499 PR_IS("RXHP", rxhp);
500 PR_IS("WATHDOG", bb_watchdog);
a9616f41 501 } else {
462e58f2 502 PR_IS("RX", rxok);
a9616f41 503 }
462e58f2
BG		 504 PR_IS("RXEOL", rxeol);
505 PR_IS("RXORN", rxorn);
506 PR_IS("TX", txok);
507 PR_IS("TXURN", txurn);
508 PR_IS("MIB", mib);
509 PR_IS("RXPHY", rxphyerr);
510 PR_IS("RXKCM", rx_keycache_miss);
511 PR_IS("SWBA", swba);
512 PR_IS("BMISS", bmiss);
513 PR_IS("BNR", bnr);
514 PR_IS("CST", cst);
515 PR_IS("GTT", gtt);
516 PR_IS("TIM", tim);
517 PR_IS("CABEND", cabend);
518 PR_IS("DTIMSYNC", dtimsync);
519 PR_IS("DTIM", dtim);
520 PR_IS("TSFOOR", tsfoor);
97ba515a 521 PR_IS("MCI", mci);
c9e6e980 522 PR_IS("GENTIMER", gen_timer);
462e58f2
BG		 523 PR_IS("TOTAL", total);
524
525 len += snprintf(buf + len, mxlen - len,
526 "SYNC_CAUSE stats:\n");
527
528 PR_IS("Sync-All", sync_cause_all);
529 PR_IS("RTC-IRQ", sync_rtc_irq);
530 PR_IS("MAC-IRQ", sync_mac_irq);
531 PR_IS("EEPROM-Illegal-Access", eeprom_illegal_access);
532 PR_IS("APB-Timeout", apb_timeout);
533 PR_IS("PCI-Mode-Conflict", pci_mode_conflict);
534 PR_IS("HOST1-Fatal", host1_fatal);
535 PR_IS("HOST1-Perr", host1_perr);
536 PR_IS("TRCV-FIFO-Perr", trcv_fifo_perr);
537 PR_IS("RADM-CPL-EP", radm_cpl_ep);
538 PR_IS("RADM-CPL-DLLP-Abort", radm_cpl_dllp_abort);
539 PR_IS("RADM-CPL-TLP-Abort", radm_cpl_tlp_abort);
540 PR_IS("RADM-CPL-ECRC-Err", radm_cpl_ecrc_err);
541 PR_IS("RADM-CPL-Timeout", radm_cpl_timeout);
542 PR_IS("Local-Bus-Timeout", local_timeout);
543 PR_IS("PM-Access", pm_access);
544 PR_IS("MAC-Awake", mac_awake);
545 PR_IS("MAC-Asleep", mac_asleep);
546 PR_IS("MAC-Sleep-Access", mac_sleep_access);
547
548 if (len > mxlen)
549 len = mxlen;
550
551 rv = simple_read_from_buffer(user_buf, count, ppos, buf, len);
552 kfree(buf);
553 return rv;
817e11de
S		 554}
555
556static const struct file_operations fops_interrupt = {
557 .read = read_file_interrupt,
234e3405 558 .open = simple_open,
6038f373
AB		 559 .owner = THIS_MODULE,
560 .llseek = default_llseek,
817e11de
S		 561};
562
fec247c0
S		 563static ssize_t read_file_xmit(struct file *file, char __user *user_buf,
564 size_t count, loff_t *ppos)
565{
566 struct ath_softc *sc = file->private_data;
567 char *buf;
78ef731c 568 unsigned int len = 0, size = 2048;
fec247c0
S		 569 ssize_t retval = 0;
570
571 buf = kzalloc(size, GFP_KERNEL);
572 if (buf == NULL)
04236066 573 return -ENOMEM;
fec247c0 574
78ef731c 575 len += sprintf(buf, "%30s %10s%10s%10s\n\n",
7f010c93 576 "BE", "BK", "VI", "VO");
fec247c0
S		 577
578 PR("MPDUs Queued: ", queued);
579 PR("MPDUs Completed: ", completed);
5a6f78af 580 PR("MPDUs XRetried: ", xretries);
fec247c0 581 PR("Aggregates: ", a_aggr);
bda8adda
BG		 582 PR("AMPDUs Queued HW:", a_queued_hw);
583 PR("AMPDUs Queued SW:", a_queued_sw);
fec247c0
S		 584 PR("AMPDUs Completed:", a_completed);
585 PR("AMPDUs Retried: ", a_retries);
586 PR("AMPDUs XRetried: ", a_xretries);
4d900389 587 PR("TXERR Filtered: ", txerr_filtered);
fec247c0
S		 588 PR("FIFO Underrun: ", fifo_underrun);
589 PR("TXOP Exceeded: ", xtxop);
590 PR("TXTIMER Expiry: ", timer_exp);
591 PR("DESC CFG Error: ", desc_cfg_err);
592 PR("DATA Underrun: ", data_underrun);
593 PR("DELIM Underrun: ", delim_underrun);
99c15bf5
BG		 594 PR("TX-Pkts-All: ", tx_pkts_all);
595 PR("TX-Bytes-All: ", tx_bytes_all);
78ef731c
SM		 596 PR("HW-put-tx-buf: ", puttxbuf);
597 PR("HW-tx-start: ", txstart);
598 PR("HW-tx-proc-desc: ", txprocdesc);
a5a0bca1 599 PR("TX-Failed: ", txfailed);
71e025a5 600
7f010c93
BG		 601 if (len > size)
602 len = size;
603
604 retval = simple_read_from_buffer(user_buf, count, ppos, buf, len);
605 kfree(buf);
606
607 return retval;
608}
609
c0b74876
SM		 610static ssize_t read_file_queues(struct file *file, char __user *user_buf,
611 size_t count, loff_t *ppos)
612{
613 struct ath_softc *sc = file->private_data;
614 struct ath_txq *txq;
615 char *buf;
616 unsigned int len = 0, size = 1024;
617 ssize_t retval = 0;
618 int i;
619 char *qname[4] = {"VO", "VI", "BE", "BK"};
620
621 buf = kzalloc(size, GFP_KERNEL);
622 if (buf == NULL)
623 return -ENOMEM;
624
625 for (i = 0; i < IEEE80211_NUM_ACS; i++) {
626 txq = sc->tx.txq_map[i];
627 len += snprintf(buf + len, size - len, "(%s): ", qname[i]);
628
629 ath_txq_lock(sc, txq);
630
631 len += snprintf(buf + len, size - len, "%s: %d ",
632 "qnum", txq->axq_qnum);
633 len += snprintf(buf + len, size - len, "%s: %2d ",
634 "qdepth", txq->axq_depth);
635 len += snprintf(buf + len, size - len, "%s: %2d ",
636 "ampdu-depth", txq->axq_ampdu_depth);
637 len += snprintf(buf + len, size - len, "%s: %3d ",
638 "pending", txq->pending_frames);
639 len += snprintf(buf + len, size - len, "%s: %d\n",
640 "stopped", txq->stopped);
641
642 ath_txq_unlock(sc, txq);
643 }
644
645 if (len > size)
646 len = size;
647
648 retval = simple_read_from_buffer(user_buf, count, ppos, buf, len);
649 kfree(buf);
650
651 return retval;
652}
653
55f6d0ff
BG		 654static ssize_t read_file_misc(struct file *file, char __user *user_buf,
655 size_t count, loff_t *ppos)
656{
657 struct ath_softc *sc = file->private_data;
658 struct ath_common *common = ath9k_hw_common(sc->sc_ah);
55f6d0ff 659 struct ieee80211_hw *hw = sc->hw;
6bcf6f64
SM		 660 struct ath9k_vif_iter_data iter_data;
661 char buf[512];
662 unsigned int len = 0;
55f6d0ff 663 ssize_t retval = 0;
55f6d0ff 664 unsigned int reg;
6bcf6f64 665 u32 rxfilter;
55f6d0ff 666
6bcf6f64
SM		 667 len += snprintf(buf + len, sizeof(buf) - len,
668 "BSSID: %pM\n", common->curbssid);
669 len += snprintf(buf + len, sizeof(buf) - len,
670 "BSSID-MASK: %pM\n", common->bssidmask);
671 len += snprintf(buf + len, sizeof(buf) - len,
672 "OPMODE: %s\n", ath_opmode_to_string(sc->sc_ah->opmode));
55f6d0ff 673
79d2b157 674 ath9k_ps_wakeup(sc);
6bcf6f64 675 rxfilter = ath9k_hw_getrxfilter(sc->sc_ah);
79d2b157 676 ath9k_ps_restore(sc);
6bcf6f64
SM		 677
678 len += snprintf(buf + len, sizeof(buf) - len,
679 "RXFILTER: 0x%x", rxfilter);
680
681 if (rxfilter & ATH9K_RX_FILTER_UCAST)
682 len += snprintf(buf + len, sizeof(buf) - len, " UCAST");
683 if (rxfilter & ATH9K_RX_FILTER_MCAST)
684 len += snprintf(buf + len, sizeof(buf) - len, " MCAST");
685 if (rxfilter & ATH9K_RX_FILTER_BCAST)
686 len += snprintf(buf + len, sizeof(buf) - len, " BCAST");
687 if (rxfilter & ATH9K_RX_FILTER_CONTROL)
688 len += snprintf(buf + len, sizeof(buf) - len, " CONTROL");
689 if (rxfilter & ATH9K_RX_FILTER_BEACON)
690 len += snprintf(buf + len, sizeof(buf) - len, " BEACON");
691 if (rxfilter & ATH9K_RX_FILTER_PROM)
692 len += snprintf(buf + len, sizeof(buf) - len, " PROM");
693 if (rxfilter & ATH9K_RX_FILTER_PROBEREQ)
694 len += snprintf(buf + len, sizeof(buf) - len, " PROBEREQ");
695 if (rxfilter & ATH9K_RX_FILTER_PHYERR)
696 len += snprintf(buf + len, sizeof(buf) - len, " PHYERR");
697 if (rxfilter & ATH9K_RX_FILTER_MYBEACON)
698 len += snprintf(buf + len, sizeof(buf) - len, " MYBEACON");
699 if (rxfilter & ATH9K_RX_FILTER_COMP_BAR)
700 len += snprintf(buf + len, sizeof(buf) - len, " COMP_BAR");
701 if (rxfilter & ATH9K_RX_FILTER_PSPOLL)
702 len += snprintf(buf + len, sizeof(buf) - len, " PSPOLL");
703 if (rxfilter & ATH9K_RX_FILTER_PHYRADAR)
704 len += snprintf(buf + len, sizeof(buf) - len, " PHYRADAR");
705 if (rxfilter & ATH9K_RX_FILTER_MCAST_BCAST_ALL)
706 len += snprintf(buf + len, sizeof(buf) - len, " MCAST_BCAST_ALL");
707 if (rxfilter & ATH9K_RX_FILTER_CONTROL_WRAPPER)
708 len += snprintf(buf + len, sizeof(buf) - len, " CONTROL_WRAPPER");
709
710 len += snprintf(buf + len, sizeof(buf) - len, "\n");
55f6d0ff
BG		 711
712 reg = sc->sc_ah->imask;
6bcf6f64
SM		 713
714 len += snprintf(buf + len, sizeof(buf) - len, "INTERRUPT-MASK: 0x%x", reg);
715
55f6d0ff 716 if (reg & ATH9K_INT_SWBA)
6bcf6f64 717 len += snprintf(buf + len, sizeof(buf) - len, " SWBA");
55f6d0ff 718 if (reg & ATH9K_INT_BMISS)
6bcf6f64 719 len += snprintf(buf + len, sizeof(buf) - len, " BMISS");
55f6d0ff 720 if (reg & ATH9K_INT_CST)
6bcf6f64 721 len += snprintf(buf + len, sizeof(buf) - len, " CST");
55f6d0ff 722 if (reg & ATH9K_INT_RX)
6bcf6f64 723 len += snprintf(buf + len, sizeof(buf) - len, " RX");
55f6d0ff 724 if (reg & ATH9K_INT_RXHP)
6bcf6f64 725 len += snprintf(buf + len, sizeof(buf) - len, " RXHP");
55f6d0ff 726 if (reg & ATH9K_INT_RXLP)
6bcf6f64 727 len += snprintf(buf + len, sizeof(buf) - len, " RXLP");
55f6d0ff 728 if (reg & ATH9K_INT_BB_WATCHDOG)
6bcf6f64 729 len += snprintf(buf + len, sizeof(buf) - len, " BB_WATCHDOG");
55f6d0ff 730
6bcf6f64
SM		 731 len += snprintf(buf + len, sizeof(buf) - len, "\n");
732
733 ath9k_calculate_iter_data(hw, NULL, &iter_data);
734
735 len += snprintf(buf + len, sizeof(buf) - len,
736 "VIF-COUNTS: AP: %i STA: %i MESH: %i WDS: %i"
bcf6f96e 737 " ADHOC: %i TOTAL: %hi BEACON-VIF: %hi\n",
55f6d0ff 738 iter_data.naps, iter_data.nstations, iter_data.nmeshes,
bcf6f96e 739 iter_data.nwds, iter_data.nadhocs,
55f6d0ff
BG		 740 sc->nvifs, sc->nbcnvifs);
741
6bcf6f64
SM		 742 if (len > sizeof(buf))
743 len = sizeof(buf);
55f6d0ff
BG		 744
745 retval = simple_read_from_buffer(user_buf, count, ppos, buf, len);
55f6d0ff
BG		 746 return retval;
747}
748
f8b815dc
SM		 749static ssize_t read_file_reset(struct file *file, char __user *user_buf,
750 size_t count, loff_t *ppos)
751{
752 struct ath_softc *sc = file->private_data;
753 char buf[512];
754 unsigned int len = 0;
755
756 len += snprintf(buf + len, sizeof(buf) - len,
757 "%17s: %2d\n", "Baseband Hang",
758 sc->debug.stats.reset[RESET_TYPE_BB_HANG]);
759 len += snprintf(buf + len, sizeof(buf) - len,
760 "%17s: %2d\n", "Baseband Watchdog",
761 sc->debug.stats.reset[RESET_TYPE_BB_WATCHDOG]);
762 len += snprintf(buf + len, sizeof(buf) - len,
763 "%17s: %2d\n", "Fatal HW Error",
764 sc->debug.stats.reset[RESET_TYPE_FATAL_INT]);
765 len += snprintf(buf + len, sizeof(buf) - len,
766 "%17s: %2d\n", "TX HW error",
767 sc->debug.stats.reset[RESET_TYPE_TX_ERROR]);
768 len += snprintf(buf + len, sizeof(buf) - len,
769 "%17s: %2d\n", "TX Path Hang",
770 sc->debug.stats.reset[RESET_TYPE_TX_HANG]);
771 len += snprintf(buf + len, sizeof(buf) - len,
772 "%17s: %2d\n", "PLL RX Hang",
773 sc->debug.stats.reset[RESET_TYPE_PLL_HANG]);
b88083bf
RM		 774 len += snprintf(buf + len, sizeof(buf) - len,
775 "%17s: %2d\n", "MCI Reset",
776 sc->debug.stats.reset[RESET_TYPE_MCI]);
f8b815dc
SM		 777
778 if (len > sizeof(buf))
779 len = sizeof(buf);
780
781 return simple_read_from_buffer(user_buf, count, ppos, buf, len);
782}
783
066dae93 784void ath_debug_stat_tx(struct ath_softc *sc, struct ath_buf *bf,
55797b1a
FF		 785 struct ath_tx_status *ts, struct ath_txq *txq,
786 unsigned int flags)
fec247c0 787{
5bec3e5a 788 int qnum = txq->axq_qnum;
066dae93
FF		 789
790 TX_STAT_INC(qnum, tx_pkts_all);
791 sc->debug.stats.txstats[qnum].tx_bytes_all += bf->bf_mpdu->len;
99c15bf5 792
fec247c0 793 if (bf_isampdu(bf)) {
156369fa 794 if (flags & ATH_TX_ERROR)
066dae93 795 TX_STAT_INC(qnum, a_xretries);
fec247c0 796 else
066dae93 797 TX_STAT_INC(qnum, a_completed);
fec247c0 798 } else {
55797b1a 799 if (ts->ts_status & ATH9K_TXERR_XRETRY)
5a6f78af
FF		 800 TX_STAT_INC(qnum, xretries);
801 else
802 TX_STAT_INC(qnum, completed);
fec247c0
S		 803 }
804
4d900389
BG		 805 if (ts->ts_status & ATH9K_TXERR_FILT)
806 TX_STAT_INC(qnum, txerr_filtered);
db1a052b 807 if (ts->ts_status & ATH9K_TXERR_FIFO)
066dae93 808 TX_STAT_INC(qnum, fifo_underrun);
db1a052b 809 if (ts->ts_status & ATH9K_TXERR_XTXOP)
066dae93 810 TX_STAT_INC(qnum, xtxop);
db1a052b 811 if (ts->ts_status & ATH9K_TXERR_TIMER_EXPIRED)
066dae93 812 TX_STAT_INC(qnum, timer_exp);
db1a052b 813 if (ts->ts_flags & ATH9K_TX_DESC_CFG_ERR)
066dae93 814 TX_STAT_INC(qnum, desc_cfg_err);
db1a052b 815 if (ts->ts_flags & ATH9K_TX_DATA_UNDERRUN)
066dae93 816 TX_STAT_INC(qnum, data_underrun);
db1a052b 817 if (ts->ts_flags & ATH9K_TX_DELIM_UNDERRUN)
066dae93 818 TX_STAT_INC(qnum, delim_underrun);
fec247c0
S		 819}
820
821static const struct file_operations fops_xmit = {
822 .read = read_file_xmit,
234e3405 823 .open = simple_open,
6038f373
AB		 824 .owner = THIS_MODULE,
825 .llseek = default_llseek,
fec247c0 826};
39d89cd3 827
c0b74876
SM		 828static const struct file_operations fops_queues = {
829 .read = read_file_queues,
830 .open = simple_open,
831 .owner = THIS_MODULE,
832 .llseek = default_llseek,
833};
834
55f6d0ff
BG		 835static const struct file_operations fops_misc = {
836 .read = read_file_misc,
234e3405 837 .open = simple_open,
55f6d0ff
BG		 838 .owner = THIS_MODULE,
839 .llseek = default_llseek,
840};
841
f8b815dc
SM		 842static const struct file_operations fops_reset = {
843 .read = read_file_reset,
234e3405 844 .open = simple_open,
f8b815dc
SM		 845 .owner = THIS_MODULE,
846 .llseek = default_llseek,
847};
848
1395d3f0
S		 849static ssize_t read_file_recv(struct file *file, char __user *user_buf,
850 size_t count, loff_t *ppos)
851{
852#define PHY_ERR(s, p) \
4203214e 853 len += snprintf(buf + len, size - len, "%22s : %10u\n", s, \
1395d3f0
S		 854 sc->debug.stats.rxstats.phy_err_stats[p]);
855
24a0731e
BG		 856#define RXS_ERR(s, e) \
857 do { \
858 len += snprintf(buf + len, size - len, \
859 "%22s : %10u\n", s, \
860 sc->debug.stats.rxstats.e); \
861 } while (0)
862
1395d3f0
S		 863 struct ath_softc *sc = file->private_data;
864 char *buf;
4203214e 865 unsigned int len = 0, size = 1600;
1395d3f0
S		 866 ssize_t retval = 0;
867
868 buf = kzalloc(size, GFP_KERNEL);
869 if (buf == NULL)
04236066 870 return -ENOMEM;
1395d3f0 871
24a0731e
BG		 872 RXS_ERR("CRC ERR", crc_err);
873 RXS_ERR("DECRYPT CRC ERR", decrypt_crc_err);
874 RXS_ERR("PHY ERR", phy_err);
875 RXS_ERR("MIC ERR", mic_err);
876 RXS_ERR("PRE-DELIM CRC ERR", pre_delim_crc_err);
877 RXS_ERR("POST-DELIM CRC ERR", post_delim_crc_err);
878 RXS_ERR("DECRYPT BUSY ERR", decrypt_busy_err);
879 RXS_ERR("RX-LENGTH-ERR", rx_len_err);
880 RXS_ERR("RX-OOM-ERR", rx_oom_err);
881 RXS_ERR("RX-RATE-ERR", rx_rate_err);
24a0731e 882 RXS_ERR("RX-TOO-MANY-FRAGS", rx_too_many_frags_err);
1395d3f0 883
4203214e
SM		 884 PHY_ERR("UNDERRUN ERR", ATH9K_PHYERR_UNDERRUN);
885 PHY_ERR("TIMING ERR", ATH9K_PHYERR_TIMING);
886 PHY_ERR("PARITY ERR", ATH9K_PHYERR_PARITY);
887 PHY_ERR("RATE ERR", ATH9K_PHYERR_RATE);
888 PHY_ERR("LENGTH ERR", ATH9K_PHYERR_LENGTH);
889 PHY_ERR("RADAR ERR", ATH9K_PHYERR_RADAR);
890 PHY_ERR("SERVICE ERR", ATH9K_PHYERR_SERVICE);
891 PHY_ERR("TOR ERR", ATH9K_PHYERR_TOR);
892 PHY_ERR("OFDM-TIMING ERR", ATH9K_PHYERR_OFDM_TIMING);
893 PHY_ERR("OFDM-SIGNAL-PARITY ERR", ATH9K_PHYERR_OFDM_SIGNAL_PARITY);
894 PHY_ERR("OFDM-RATE ERR", ATH9K_PHYERR_OFDM_RATE_ILLEGAL);
895 PHY_ERR("OFDM-LENGTH ERR", ATH9K_PHYERR_OFDM_LENGTH_ILLEGAL);
896 PHY_ERR("OFDM-POWER-DROP ERR", ATH9K_PHYERR_OFDM_POWER_DROP);
897 PHY_ERR("OFDM-SERVICE ERR", ATH9K_PHYERR_OFDM_SERVICE);
898 PHY_ERR("OFDM-RESTART ERR", ATH9K_PHYERR_OFDM_RESTART);
899 PHY_ERR("FALSE-RADAR-EXT ERR", ATH9K_PHYERR_FALSE_RADAR_EXT);
900 PHY_ERR("CCK-TIMING ERR", ATH9K_PHYERR_CCK_TIMING);
901 PHY_ERR("CCK-HEADER-CRC ERR", ATH9K_PHYERR_CCK_HEADER_CRC);
902 PHY_ERR("CCK-RATE ERR", ATH9K_PHYERR_CCK_RATE_ILLEGAL);
903 PHY_ERR("CCK-SERVICE ERR", ATH9K_PHYERR_CCK_SERVICE);
904 PHY_ERR("CCK-RESTART ERR", ATH9K_PHYERR_CCK_RESTART);
905 PHY_ERR("CCK-LENGTH ERR", ATH9K_PHYERR_CCK_LENGTH_ILLEGAL);
906 PHY_ERR("CCK-POWER-DROP ERR", ATH9K_PHYERR_CCK_POWER_DROP);
907 PHY_ERR("HT-CRC ERR", ATH9K_PHYERR_HT_CRC_ERROR);
908 PHY_ERR("HT-LENGTH ERR", ATH9K_PHYERR_HT_LENGTH_ILLEGAL);
909 PHY_ERR("HT-RATE ERR", ATH9K_PHYERR_HT_RATE_ILLEGAL);
910
24a0731e
BG		 911 RXS_ERR("RX-Pkts-All", rx_pkts_all);
912 RXS_ERR("RX-Bytes-All", rx_bytes_all);
913 RXS_ERR("RX-Beacons", rx_beacons);
914 RXS_ERR("RX-Frags", rx_frags);
9b99e665 915 RXS_ERR("RX-Spectral", rx_spectral);
99c15bf5 916
2b87f3aa
DC		 917 if (len > size)
918 len = size;
919
1395d3f0
S		 920 retval = simple_read_from_buffer(user_buf, count, ppos, buf, len);
921 kfree(buf);
922
923 return retval;
924
24a0731e 925#undef RXS_ERR
1395d3f0
S		 926#undef PHY_ERR
927}
928
8e6f5aa2 929void ath_debug_stat_rx(struct ath_softc *sc, struct ath_rx_status *rs)
1395d3f0 930{
1395d3f0
S		 931#define RX_PHY_ERR_INC(c) sc->debug.stats.rxstats.phy_err_stats[c]++
932
99c15bf5
BG		 933 RX_STAT_INC(rx_pkts_all);
934 sc->debug.stats.rxstats.rx_bytes_all += rs->rs_datalen;
935
8e6f5aa2 936 if (rs->rs_status & ATH9K_RXERR_CRC)
1395d3f0 937 RX_STAT_INC(crc_err);
8e6f5aa2 938 if (rs->rs_status & ATH9K_RXERR_DECRYPT)
1395d3f0 939 RX_STAT_INC(decrypt_crc_err);
8e6f5aa2 940 if (rs->rs_status & ATH9K_RXERR_MIC)
1395d3f0 941 RX_STAT_INC(mic_err);
8e6f5aa2 942 if (rs->rs_status & ATH9K_RX_DELIM_CRC_PRE)
1395d3f0 943 RX_STAT_INC(pre_delim_crc_err);
8e6f5aa2 944 if (rs->rs_status & ATH9K_RX_DELIM_CRC_POST)
1395d3f0 945 RX_STAT_INC(post_delim_crc_err);
8e6f5aa2 946 if (rs->rs_status & ATH9K_RX_DECRYPT_BUSY)
1395d3f0
S		 947 RX_STAT_INC(decrypt_busy_err);
948
8e6f5aa2 949 if (rs->rs_status & ATH9K_RXERR_PHY) {
1395d3f0 950 RX_STAT_INC(phy_err);
dbb07f00
SM		 951 if (rs->rs_phyerr < ATH9K_PHYERR_MAX)
952 RX_PHY_ERR_INC(rs->rs_phyerr);
1395d3f0
S		 953 }
954
1395d3f0
S		 955#undef RX_PHY_ERR_INC
956}
957
958static const struct file_operations fops_recv = {
959 .read = read_file_recv,
234e3405 960 .open = simple_open,
6038f373
AB		 961 .owner = THIS_MODULE,
962 .llseek = default_llseek,
1395d3f0
S		 963};
964
e93d083f
SW		 965static ssize_t read_file_spec_scan_ctl(struct file *file, char __user *user_buf,
966 size_t count, loff_t *ppos)
967{
968 struct ath_softc *sc = file->private_data;
969 char *mode = "";
970 unsigned int len;
971
972 switch (sc->spectral_mode) {
973 case SPECTRAL_DISABLED:
974 mode = "disable";
975 break;
976 case SPECTRAL_BACKGROUND:
977 mode = "background";
978 break;
979 case SPECTRAL_CHANSCAN:
980 mode = "chanscan";
981 break;
982 case SPECTRAL_MANUAL:
983 mode = "manual";
984 break;
985 }
986 len = strlen(mode);
987 return simple_read_from_buffer(user_buf, count, ppos, mode, len);
988}
989
990static ssize_t write_file_spec_scan_ctl(struct file *file,
991 const char __user *user_buf,
992 size_t count, loff_t *ppos)
993{
994 struct ath_softc *sc = file->private_data;
995 struct ath_common *common = ath9k_hw_common(sc->sc_ah);
996 char buf[32];
997 ssize_t len;
998
999 len = min(count, sizeof(buf) - 1);
1000 if (copy_from_user(buf, user_buf, len))
1001 return -EFAULT;
1002
1003 buf[len] = '\0';
1004
1005 if (strncmp("trigger", buf, 7) == 0) {
1006 ath9k_spectral_scan_trigger(sc->hw);
1007 } else if (strncmp("background", buf, 9) == 0) {
1008 ath9k_spectral_scan_config(sc->hw, SPECTRAL_BACKGROUND);
1009 ath_dbg(common, CONFIG, "spectral scan: background mode enabled\n");
1010 } else if (strncmp("chanscan", buf, 8) == 0) {
1011 ath9k_spectral_scan_config(sc->hw, SPECTRAL_CHANSCAN);
1012 ath_dbg(common, CONFIG, "spectral scan: channel scan mode enabled\n");
1013 } else if (strncmp("manual", buf, 6) == 0) {
1014 ath9k_spectral_scan_config(sc->hw, SPECTRAL_MANUAL);
1015 ath_dbg(common, CONFIG, "spectral scan: manual mode enabled\n");
1016 } else if (strncmp("disable", buf, 7) == 0) {
1017 ath9k_spectral_scan_config(sc->hw, SPECTRAL_DISABLED);
1018 ath_dbg(common, CONFIG, "spectral scan: disabled\n");
1019 } else {
1020 return -EINVAL;
1021 }
1022
1023 return count;
1024}
1025
1026static const struct file_operations fops_spec_scan_ctl = {
1027 .read = read_file_spec_scan_ctl,
1028 .write = write_file_spec_scan_ctl,
1029 .open = simple_open,
1030 .owner = THIS_MODULE,
1031 .llseek = default_llseek,
1032};
1033
04ccd4a1
SW		 1034static ssize_t read_file_spectral_short_repeat(struct file *file,
1035 char __user *user_buf,
1036 size_t count, loff_t *ppos)
1037{
1038 struct ath_softc *sc = file->private_data;
1039 char buf[32];
1040 unsigned int len;
1041
1042 len = sprintf(buf, "%d\n", sc->spec_config.short_repeat);
1043 return simple_read_from_buffer(user_buf, count, ppos, buf, len);
1044}
1045
1046static ssize_t write_file_spectral_short_repeat(struct file *file,
1047 const char __user *user_buf,
1048 size_t count, loff_t *ppos)
1049{
1050 struct ath_softc *sc = file->private_data;
1051 unsigned long val;
1052 char buf[32];
1053 ssize_t len;
1054
1055 len = min(count, sizeof(buf) - 1);
1056 if (copy_from_user(buf, user_buf, len))
1057 return -EFAULT;
1058
1059 buf[len] = '\0';
1060 if (kstrtoul(buf, 0, &val))
1061 return -EINVAL;
1062
1063 if (val < 0 || val > 1)
1064 return -EINVAL;
1065
1066 sc->spec_config.short_repeat = val;
1067 return count;
1068}
1069
1070static const struct file_operations fops_spectral_short_repeat = {
1071 .read = read_file_spectral_short_repeat,
1072 .write = write_file_spectral_short_repeat,
1073 .open = simple_open,
1074 .owner = THIS_MODULE,
1075 .llseek = default_llseek,
1076};
1077
1078static ssize_t read_file_spectral_count(struct file *file,
1079 char __user *user_buf,
1080 size_t count, loff_t *ppos)
1081{
1082 struct ath_softc *sc = file->private_data;
1083 char buf[32];
1084 unsigned int len;
1085
1086 len = sprintf(buf, "%d\n", sc->spec_config.count);
1087 return simple_read_from_buffer(user_buf, count, ppos, buf, len);
1088}
1089
1090static ssize_t write_file_spectral_count(struct file *file,
1091 const char __user *user_buf,
1092 size_t count, loff_t *ppos)
1093{
1094 struct ath_softc *sc = file->private_data;
1095 unsigned long val;
1096 char buf[32];
1097 ssize_t len;
1098
1099 len = min(count, sizeof(buf) - 1);
1100 if (copy_from_user(buf, user_buf, len))
1101 return -EFAULT;
1102
1103 buf[len] = '\0';
1104 if (kstrtoul(buf, 0, &val))
1105 return -EINVAL;
1106
1107 if (val < 0 || val > 255)
1108 return -EINVAL;
1109
1110 sc->spec_config.count = val;
1111 return count;
1112}
1113
1114static const struct file_operations fops_spectral_count = {
1115 .read = read_file_spectral_count,
1116 .write = write_file_spectral_count,
1117 .open = simple_open,
1118 .owner = THIS_MODULE,
1119 .llseek = default_llseek,
1120};
1121
1122static ssize_t read_file_spectral_period(struct file *file,
1123 char __user *user_buf,
1124 size_t count, loff_t *ppos)
1125{
1126 struct ath_softc *sc = file->private_data;
1127 char buf[32];
1128 unsigned int len;
1129
1130 len = sprintf(buf, "%d\n", sc->spec_config.period);
1131 return simple_read_from_buffer(user_buf, count, ppos, buf, len);
1132}
1133
1134static ssize_t write_file_spectral_period(struct file *file,
1135 const char __user *user_buf,
1136 size_t count, loff_t *ppos)
1137{
1138 struct ath_softc *sc = file->private_data;
1139 unsigned long val;
1140 char buf[32];
1141 ssize_t len;
1142
1143 len = min(count, sizeof(buf) - 1);
1144 if (copy_from_user(buf, user_buf, len))
1145 return -EFAULT;
1146
1147 buf[len] = '\0';
1148 if (kstrtoul(buf, 0, &val))
1149 return -EINVAL;
1150
1151 if (val < 0 || val > 255)
1152 return -EINVAL;
1153
1154 sc->spec_config.period = val;
1155 return count;
1156}
1157
1158static const struct file_operations fops_spectral_period = {
1159 .read = read_file_spectral_period,
1160 .write = write_file_spectral_period,
1161 .open = simple_open,
1162 .owner = THIS_MODULE,
1163 .llseek = default_llseek,
1164};
1165
1166static ssize_t read_file_spectral_fft_period(struct file *file,
1167 char __user *user_buf,
1168 size_t count, loff_t *ppos)
1169{
1170 struct ath_softc *sc = file->private_data;
1171 char buf[32];
1172 unsigned int len;
1173
1174 len = sprintf(buf, "%d\n", sc->spec_config.fft_period);
1175 return simple_read_from_buffer(user_buf, count, ppos, buf, len);
1176}
1177
1178static ssize_t write_file_spectral_fft_period(struct file *file,
1179 const char __user *user_buf,
1180 size_t count, loff_t *ppos)
1181{
1182 struct ath_softc *sc = file->private_data;
1183 unsigned long val;
1184 char buf[32];
1185 ssize_t len;
1186
1187 len = min(count, sizeof(buf) - 1);
1188 if (copy_from_user(buf, user_buf, len))
1189 return -EFAULT;
1190
1191 buf[len] = '\0';
1192 if (kstrtoul(buf, 0, &val))
1193 return -EINVAL;
1194
1195 if (val < 0 || val > 15)
1196 return -EINVAL;
1197
1198 sc->spec_config.fft_period = val;
1199 return count;
1200}
1201
1202static const struct file_operations fops_spectral_fft_period = {
1203 .read = read_file_spectral_fft_period,
1204 .write = write_file_spectral_fft_period,
1205 .open = simple_open,
1206 .owner = THIS_MODULE,
1207 .llseek = default_llseek,
1208};
1209
e93d083f
SW		 1210static struct dentry *create_buf_file_handler(const char *filename,
1211 struct dentry *parent,
1212 umode_t mode,
1213 struct rchan_buf *buf,
1214 int *is_global)
1215{
1216 struct dentry *buf_file;
1217
1218 buf_file = debugfs_create_file(filename, mode, parent, buf,
1219 &relay_file_operations);
1220 *is_global = 1;
1221 return buf_file;
1222}
1223
1224static int remove_buf_file_handler(struct dentry *dentry)
1225{
1226 debugfs_remove(dentry);
1227
1228 return 0;
1229}
1230
1231void ath_debug_send_fft_sample(struct ath_softc *sc,
1232 struct fft_sample_tlv *fft_sample_tlv)
1233{
4ab0b0aa 1234 int length;
e93d083f
SW		 1235 if (!sc->rfs_chan_spec_scan)
1236 return;
1237
4ab0b0aa
SE		 1238 length = __be16_to_cpu(fft_sample_tlv->length) +
1239 sizeof(*fft_sample_tlv);
1240 relay_write(sc->rfs_chan_spec_scan, fft_sample_tlv, length);
e93d083f
SW		 1241}
1242
1243static struct rchan_callbacks rfs_spec_scan_cb = {
1244 .create_buf_file = create_buf_file_handler,
1245 .remove_buf_file = remove_buf_file_handler,
1246};
1247
1248
9bff0bc4
FF		 1249static ssize_t read_file_regidx(struct file *file, char __user *user_buf,
1250 size_t count, loff_t *ppos)
1251{
1252 struct ath_softc *sc = file->private_data;
1253 char buf[32];
1254 unsigned int len;
1255
2b87f3aa 1256 len = sprintf(buf, "0x%08x\n", sc->debug.regidx);
9bff0bc4
FF		 1257 return simple_read_from_buffer(user_buf, count, ppos, buf, len);
1258}
1259
1260static ssize_t write_file_regidx(struct file *file, const char __user *user_buf,
1261 size_t count, loff_t *ppos)
1262{
1263 struct ath_softc *sc = file->private_data;
1264 unsigned long regidx;
1265 char buf[32];
1266 ssize_t len;
1267
1268 len = min(count, sizeof(buf) - 1);
1269 if (copy_from_user(buf, user_buf, len))
04236066 1270 return -EFAULT;
9bff0bc4
FF		 1271
1272 buf[len] = '\0';
27d7f477 1273 if (kstrtoul(buf, 0, &regidx))
9bff0bc4
FF		 1274 return -EINVAL;
1275
1276 sc->debug.regidx = regidx;
1277 return count;
1278}
1279
1280static const struct file_operations fops_regidx = {
1281 .read = read_file_regidx,
1282 .write = write_file_regidx,
234e3405 1283 .open = simple_open,
6038f373
AB		 1284 .owner = THIS_MODULE,
1285 .llseek = default_llseek,
9bff0bc4
FF		 1286};
1287
1288static ssize_t read_file_regval(struct file *file, char __user *user_buf,
1289 size_t count, loff_t *ppos)
1290{
1291 struct ath_softc *sc = file->private_data;
1292 struct ath_hw *ah = sc->sc_ah;
1293 char buf[32];
1294 unsigned int len;
1295 u32 regval;
1296
79d2b157 1297 ath9k_ps_wakeup(sc);
9bff0bc4 1298 regval = REG_READ_D(ah, sc->debug.regidx);
79d2b157 1299 ath9k_ps_restore(sc);
2b87f3aa 1300 len = sprintf(buf, "0x%08x\n", regval);
9bff0bc4
FF		 1301 return simple_read_from_buffer(user_buf, count, ppos, buf, len);
1302}
1303
1304static ssize_t write_file_regval(struct file *file, const char __user *user_buf,
1305 size_t count, loff_t *ppos)
1306{
1307 struct ath_softc *sc = file->private_data;
1308 struct ath_hw *ah = sc->sc_ah;
1309 unsigned long regval;
1310 char buf[32];
1311 ssize_t len;
1312
1313 len = min(count, sizeof(buf) - 1);
1314 if (copy_from_user(buf, user_buf, len))
04236066 1315 return -EFAULT;
9bff0bc4
FF		 1316
1317 buf[len] = '\0';
27d7f477 1318 if (kstrtoul(buf, 0, &regval))
9bff0bc4
FF		 1319 return -EINVAL;
1320
79d2b157 1321 ath9k_ps_wakeup(sc);
9bff0bc4 1322 REG_WRITE_D(ah, sc->debug.regidx, regval);
79d2b157 1323 ath9k_ps_restore(sc);
9bff0bc4
FF		 1324 return count;
1325}
1326
1327static const struct file_operations fops_regval = {
1328 .read = read_file_regval,
1329 .write = write_file_regval,
234e3405 1330 .open = simple_open,
6038f373
AB		 1331 .owner = THIS_MODULE,
1332 .llseek = default_llseek,
9bff0bc4
FF		 1333};
1334
582d0064
VT		 1335#define REGDUMP_LINE_SIZE 20
1336
1337static int open_file_regdump(struct inode *inode, struct file *file)
1338{
1339 struct ath_softc *sc = inode->i_private;
1340 unsigned int len = 0;
1341 u8 *buf;
1342 int i;
1343 unsigned long num_regs, regdump_len, max_reg_offset;
1344
1345 max_reg_offset = AR_SREV_9300_20_OR_LATER(sc->sc_ah) ? 0x16bd4 : 0xb500;
1346 num_regs = max_reg_offset / 4 + 1;
1347 regdump_len = num_regs * REGDUMP_LINE_SIZE + 1;
1348 buf = vmalloc(regdump_len);
1349 if (!buf)
1350 return -ENOMEM;
1351
1352 ath9k_ps_wakeup(sc);
1353 for (i = 0; i < num_regs; i++)
1354 len += scnprintf(buf + len, regdump_len - len,
1355 "0x%06x 0x%08x\n", i << 2, REG_READ(sc->sc_ah, i << 2));
1356 ath9k_ps_restore(sc);
1357
1358 file->private_data = buf;
1359
1360 return 0;
1361}
1362
1363static const struct file_operations fops_regdump = {
1364 .open = open_file_regdump,
1365 .read = ath9k_debugfs_read_buf,
1366 .release = ath9k_debugfs_release_buf,
1367 .owner = THIS_MODULE,
1368 .llseek = default_llseek,/* read accesses f_pos */
1369};
1370
d069a46b
RM		 1371static ssize_t read_file_dump_nfcal(struct file *file, char __user *user_buf,
1372 size_t count, loff_t *ppos)
1373{
1374 struct ath_softc *sc = file->private_data;
1375 struct ath_hw *ah = sc->sc_ah;
1376 struct ath9k_nfcal_hist *h = sc->caldata.nfCalHist;
1377 struct ath_common *common = ath9k_hw_common(ah);
1378 struct ieee80211_conf *conf = &common->hw->conf;
1379 u32 len = 0, size = 1500;
1380 u32 i, j;
1381 ssize_t retval = 0;
1382 char *buf;
1383 u8 chainmask = (ah->rxchainmask << 3) | ah->rxchainmask;
1384 u8 nread;
1385
1386 buf = kzalloc(size, GFP_KERNEL);
1387 if (!buf)
1388 return -ENOMEM;
1389
1390 len += snprintf(buf + len, size - len,
1391 "Channel Noise Floor : %d\n", ah->noise);
1392 len += snprintf(buf + len, size - len,
1393 "Chain | privNF | # Readings | NF Readings\n");
1394 for (i = 0; i < NUM_NF_READINGS; i++) {
1395 if (!(chainmask & (1 << i)) ||
1396 ((i >= AR5416_MAX_CHAINS) && !conf_is_ht40(conf)))
1397 continue;
1398
1399 nread = AR_PHY_CCA_FILTERWINDOW_LENGTH - h[i].invalidNFcount;
1400 len += snprintf(buf + len, size - len, " %d\t %d\t %d\t\t",
1401 i, h[i].privNF, nread);
1402 for (j = 0; j < nread; j++)
1403 len += snprintf(buf + len, size - len,
1404 " %d", h[i].nfCalBuffer[j]);
1405 len += snprintf(buf + len, size - len, "\n");
1406 }
1407
1408 if (len > size)
1409 len = size;
1410
1411 retval = simple_read_from_buffer(user_buf, count, ppos, buf, len);
1412 kfree(buf);
1413
1414 return retval;
1415}
1416
1417static const struct file_operations fops_dump_nfcal = {
1418 .read = read_file_dump_nfcal,
234e3405 1419 .open = simple_open,
d069a46b
RM		 1420 .owner = THIS_MODULE,
1421 .llseek = default_llseek,
1422};
1423
580f010f
RM		 1424static ssize_t read_file_base_eeprom(struct file *file, char __user *user_buf,
1425 size_t count, loff_t *ppos)
1426{
1427 struct ath_softc *sc = file->private_data;
1428 struct ath_hw *ah = sc->sc_ah;
1429 u32 len = 0, size = 1500;
1430 ssize_t retval = 0;
1431 char *buf;
1432
1433 buf = kzalloc(size, GFP_KERNEL);
1434 if (!buf)
1435 return -ENOMEM;
1436
1437 len = ah->eep_ops->dump_eeprom(ah, true, buf, len, size);
1438
1439 retval = simple_read_from_buffer(user_buf, count, ppos, buf, len);
1440 kfree(buf);
1441
1442 return retval;
1443}
1444
1445static const struct file_operations fops_base_eeprom = {
1446 .read = read_file_base_eeprom,
234e3405 1447 .open = simple_open,
580f010f
RM		 1448 .owner = THIS_MODULE,
1449 .llseek = default_llseek,
1450};
1451
3f4c4bdd
RM		 1452static ssize_t read_file_modal_eeprom(struct file *file, char __user *user_buf,
1453 size_t count, loff_t *ppos)
1454{
1455 struct ath_softc *sc = file->private_data;
1456 struct ath_hw *ah = sc->sc_ah;
1457 u32 len = 0, size = 6000;
1458 char *buf;
1459 size_t retval;
1460
1461 buf = kzalloc(size, GFP_KERNEL);
1462 if (buf == NULL)
1463 return -ENOMEM;
1464
1465 len = ah->eep_ops->dump_eeprom(ah, false, buf, len, size);
1466
1467 retval = simple_read_from_buffer(user_buf, count, ppos, buf, len);
1468 kfree(buf);
1469
1470 return retval;
1471}
1472
1473static const struct file_operations fops_modal_eeprom = {
1474 .read = read_file_modal_eeprom,
234e3405 1475 .open = simple_open,
3f4c4bdd
RM		 1476 .owner = THIS_MODULE,
1477 .llseek = default_llseek,
1478};
1479
4df50ca8
RM		 1480#ifdef CONFIG_ATH9K_BTCOEX_SUPPORT
1481static ssize_t read_file_btcoex(struct file *file, char __user *user_buf,
1482 size_t count, loff_t *ppos)
1483{
1484 struct ath_softc *sc = file->private_data;
1485 u32 len = 0, size = 1500;
1486 char *buf;
1487 size_t retval;
1488
1489 buf = kzalloc(size, GFP_KERNEL);
1490 if (buf == NULL)
1491 return -ENOMEM;
1492
ac46ba43
SM		 1493 if (!sc->sc_ah->common.btcoex_enabled) {
1494 len = snprintf(buf, size, "%s\n",
1495 "BTCOEX is disabled");
1496 goto exit;
1497 }
4df50ca8 1498
ac46ba43
SM		 1499 len = ath9k_dump_btcoex(sc, buf, size);
1500exit:
4df50ca8
RM		 1501 retval = simple_read_from_buffer(user_buf, count, ppos, buf, len);
1502 kfree(buf);
1503
1504 return retval;
1505}
1506
1507static const struct file_operations fops_btcoex = {
1508 .read = read_file_btcoex,
1509 .open = simple_open,
1510 .owner = THIS_MODULE,
1511 .llseek = default_llseek,
1512};
1513#endif
1514
a145daf7
SM		 1515static ssize_t read_file_node_stat(struct file *file, char __user *user_buf,
1516 size_t count, loff_t *ppos)
1517{
1518 struct ath_node *an = file->private_data;
1519 struct ath_softc *sc = an->sc;
1520 struct ath_atx_tid *tid;
1521 struct ath_atx_ac *ac;
1522 struct ath_txq *txq;
1523 u32 len = 0, size = 4096;
1524 char *buf;
1525 size_t retval;
1526 int tidno, acno;
1527
1528 buf = kzalloc(size, GFP_KERNEL);
1529 if (buf == NULL)
1530 return -ENOMEM;
1531
1532 if (!an->sta->ht_cap.ht_supported) {
1533 len = snprintf(buf, size, "%s\n",
1534 "HT not supported");
1535 goto exit;
1536 }
1537
1538 len = snprintf(buf, size, "Max-AMPDU: %d\n",
1539 an->maxampdu);
1540 len += snprintf(buf + len, size - len, "MPDU Density: %d\n\n",
1541 an->mpdudensity);
1542
1543 len += snprintf(buf + len, size - len,
1544 "%2s%7s\n", "AC", "SCHED");
1545
1546 for (acno = 0, ac = &an->ac[acno];
1547 acno < IEEE80211_NUM_ACS; acno++, ac++) {
1548 txq = ac->txq;
1549 ath_txq_lock(sc, txq);
1550 len += snprintf(buf + len, size - len,
1551 "%2d%7d\n",
1552 acno, ac->sched);
1553 ath_txq_unlock(sc, txq);
1554 }
1555
1556 len += snprintf(buf + len, size - len,
1557 "\n%3s%11s%10s%10s%10s%10s%9s%6s%8s\n",
1558 "TID", "SEQ_START", "SEQ_NEXT", "BAW_SIZE",
1559 "BAW_HEAD", "BAW_TAIL", "BAR_IDX", "SCHED", "PAUSED");
1560
1561 for (tidno = 0, tid = &an->tid[tidno];
1562 tidno < IEEE80211_NUM_TIDS; tidno++, tid++) {
1563 txq = tid->ac->txq;
1564 ath_txq_lock(sc, txq);
1565 len += snprintf(buf + len, size - len,
1566 "%3d%11d%10d%10d%10d%10d%9d%6d%8d\n",
1567 tid->tidno, tid->seq_start, tid->seq_next,
1568 tid->baw_size, tid->baw_head, tid->baw_tail,
1569 tid->bar_index, tid->sched, tid->paused);
1570 ath_txq_unlock(sc, txq);
1571 }
1572exit:
1573 retval = simple_read_from_buffer(user_buf, count, ppos, buf, len);
1574 kfree(buf);
1575
1576 return retval;
1577}
1578
1579static const struct file_operations fops_node_stat = {
1580 .read = read_file_node_stat,
1581 .open = simple_open,
1582 .owner = THIS_MODULE,
1583 .llseek = default_llseek,
1584};
1585
1586void ath9k_sta_add_debugfs(struct ieee80211_hw *hw,
1587 struct ieee80211_vif *vif,
1588 struct ieee80211_sta *sta,
1589 struct dentry *dir)
1590{
1591 struct ath_node *an = (struct ath_node *)sta->drv_priv;
1592 an->node_stat = debugfs_create_file("node_stat", S_IRUGO,
1593 dir, an, &fops_node_stat);
1594}
1595
1596void ath9k_sta_remove_debugfs(struct ieee80211_hw *hw,
1597 struct ieee80211_vif *vif,
1598 struct ieee80211_sta *sta,
1599 struct dentry *dir)
1600{
1601 struct ath_node *an = (struct ath_node *)sta->drv_priv;
1602 debugfs_remove(an->node_stat);
1603}
1604
c175db87
SM		 1605/* Ethtool support for get-stats */
1606
1607#define AMKSTR(nm) #nm "_BE", #nm "_BK", #nm "_VI", #nm "_VO"
1608static const char ath9k_gstrings_stats[][ETH_GSTRING_LEN] = {
1609 "tx_pkts_nic",
1610 "tx_bytes_nic",
1611 "rx_pkts_nic",
1612 "rx_bytes_nic",
1613 AMKSTR(d_tx_pkts),
1614 AMKSTR(d_tx_bytes),
1615 AMKSTR(d_tx_mpdus_queued),
1616 AMKSTR(d_tx_mpdus_completed),
1617 AMKSTR(d_tx_mpdu_xretries),
1618 AMKSTR(d_tx_aggregates),
1619 AMKSTR(d_tx_ampdus_queued_hw),
1620 AMKSTR(d_tx_ampdus_queued_sw),
1621 AMKSTR(d_tx_ampdus_completed),
1622 AMKSTR(d_tx_ampdu_retries),
1623 AMKSTR(d_tx_ampdu_xretries),
1624 AMKSTR(d_tx_fifo_underrun),
1625 AMKSTR(d_tx_op_exceeded),
1626 AMKSTR(d_tx_timer_expiry),
1627 AMKSTR(d_tx_desc_cfg_err),
1628 AMKSTR(d_tx_data_underrun),
1629 AMKSTR(d_tx_delim_underrun),
18c45b10 1630 "d_rx_crc_err",
c175db87
SM		 1631 "d_rx_decrypt_crc_err",
1632 "d_rx_phy_err",
1633 "d_rx_mic_err",
1634 "d_rx_pre_delim_crc_err",
1635 "d_rx_post_delim_crc_err",
1636 "d_rx_decrypt_busy_err",
1637
1638 "d_rx_phyerr_radar",
1639 "d_rx_phyerr_ofdm_timing",
1640 "d_rx_phyerr_cck_timing",
1641
1642};
1643#define ATH9K_SSTATS_LEN ARRAY_SIZE(ath9k_gstrings_stats)
1644
1645void ath9k_get_et_strings(struct ieee80211_hw *hw,
1646 struct ieee80211_vif *vif,
1647 u32 sset, u8 *data)
1648{
1649 if (sset == ETH_SS_STATS)
1650 memcpy(data, *ath9k_gstrings_stats,
1651 sizeof(ath9k_gstrings_stats));
1652}
1653
1654int ath9k_get_et_sset_count(struct ieee80211_hw *hw,
1655 struct ieee80211_vif *vif, int sset)
1656{
1657 if (sset == ETH_SS_STATS)
1658 return ATH9K_SSTATS_LEN;
1659 return 0;
1660}
1661
1662#define AWDATA(elem) \
1663 do { \
1664 data[i++] = sc->debug.stats.txstats[PR_QNUM(IEEE80211_AC_BE)].elem; \
1665 data[i++] = sc->debug.stats.txstats[PR_QNUM(IEEE80211_AC_BK)].elem; \
1666 data[i++] = sc->debug.stats.txstats[PR_QNUM(IEEE80211_AC_VI)].elem; \
1667 data[i++] = sc->debug.stats.txstats[PR_QNUM(IEEE80211_AC_VO)].elem; \
1668 } while (0)
1669
1670#define AWDATA_RX(elem) \
1671 do { \
1672 data[i++] = sc->debug.stats.rxstats.elem; \
1673 } while (0)
1674
1675void ath9k_get_et_stats(struct ieee80211_hw *hw,
1676 struct ieee80211_vif *vif,
1677 struct ethtool_stats *stats, u64 *data)
1678{
1679 struct ath_softc *sc = hw->priv;
1680 int i = 0;
1681
1682 data[i++] = (sc->debug.stats.txstats[PR_QNUM(IEEE80211_AC_BE)].tx_pkts_all +
1683 sc->debug.stats.txstats[PR_QNUM(IEEE80211_AC_BK)].tx_pkts_all +
1684 sc->debug.stats.txstats[PR_QNUM(IEEE80211_AC_VI)].tx_pkts_all +
1685 sc->debug.stats.txstats[PR_QNUM(IEEE80211_AC_VO)].tx_pkts_all);
1686 data[i++] = (sc->debug.stats.txstats[PR_QNUM(IEEE80211_AC_BE)].tx_bytes_all +
1687 sc->debug.stats.txstats[PR_QNUM(IEEE80211_AC_BK)].tx_bytes_all +
1688 sc->debug.stats.txstats[PR_QNUM(IEEE80211_AC_VI)].tx_bytes_all +
1689 sc->debug.stats.txstats[PR_QNUM(IEEE80211_AC_VO)].tx_bytes_all);
1690 AWDATA_RX(rx_pkts_all);
1691 AWDATA_RX(rx_bytes_all);
1692
1693 AWDATA(tx_pkts_all);
1694 AWDATA(tx_bytes_all);
1695 AWDATA(queued);
1696 AWDATA(completed);
1697 AWDATA(xretries);
1698 AWDATA(a_aggr);
1699 AWDATA(a_queued_hw);
1700 AWDATA(a_queued_sw);
1701 AWDATA(a_completed);
1702 AWDATA(a_retries);
1703 AWDATA(a_xretries);
1704 AWDATA(fifo_underrun);
1705 AWDATA(xtxop);
1706 AWDATA(timer_exp);
1707 AWDATA(desc_cfg_err);
1708 AWDATA(data_underrun);
1709 AWDATA(delim_underrun);
1710
18c45b10 1711 AWDATA_RX(crc_err);
c175db87
SM		 1712 AWDATA_RX(decrypt_crc_err);
1713 AWDATA_RX(phy_err);
1714 AWDATA_RX(mic_err);
1715 AWDATA_RX(pre_delim_crc_err);
1716 AWDATA_RX(post_delim_crc_err);
1717 AWDATA_RX(decrypt_busy_err);
1718
1719 AWDATA_RX(phy_err_stats[ATH9K_PHYERR_RADAR]);
1720 AWDATA_RX(phy_err_stats[ATH9K_PHYERR_OFDM_TIMING]);
1721 AWDATA_RX(phy_err_stats[ATH9K_PHYERR_CCK_TIMING]);
1722
1723 WARN_ON(i != ATH9K_SSTATS_LEN);
1724}
1725
af690092
SM		 1726void ath9k_deinit_debug(struct ath_softc *sc)
1727{
1728 if (config_enabled(CONFIG_ATH9K_DEBUGFS) && sc->rfs_chan_spec_scan) {
1729 relay_close(sc->rfs_chan_spec_scan);
1730 sc->rfs_chan_spec_scan = NULL;
1731 }
1732}
1733
4d6b228d 1734int ath9k_init_debug(struct ath_hw *ah)
88b126af 1735{
bc974f4a
LR		 1736 struct ath_common *common = ath9k_hw_common(ah);
1737 struct ath_softc *sc = (struct ath_softc *) common->priv;
4d6b228d 1738
eb272441
BG		 1739 sc->debug.debugfs_phy = debugfs_create_dir("ath9k",
1740 sc->hw->wiphy->debugfsdir);
17d7904d 1741 if (!sc->debug.debugfs_phy)
c8a72c00 1742 return -ENOMEM;
826d2680 1743
a830df07 1744#ifdef CONFIG_ATH_DEBUG
c70cab1a
FF		 1745 debugfs_create_file("debug", S_IRUSR | S_IWUSR, sc->debug.debugfs_phy,
1746 sc, &fops_debug);
a830df07 1747#endif
29942bc1
ZK		 1748
1749 ath9k_dfs_init_debug(sc);
1750
c70cab1a
FF		 1751 debugfs_create_file("dma", S_IRUSR, sc->debug.debugfs_phy, sc,
1752 &fops_dma);
1753 debugfs_create_file("interrupt", S_IRUSR, sc->debug.debugfs_phy, sc,
1754 &fops_interrupt);
c70cab1a
FF		 1755 debugfs_create_file("xmit", S_IRUSR, sc->debug.debugfs_phy, sc,
1756 &fops_xmit);
c0b74876
SM		 1757 debugfs_create_file("queues", S_IRUSR, sc->debug.debugfs_phy, sc,
1758 &fops_queues);
7702e788 1759 debugfs_create_u32("qlen_bk", S_IRUSR | S_IWUSR, sc->debug.debugfs_phy,
bea843c7 1760 &sc->tx.txq_max_pending[IEEE80211_AC_BK]);
7702e788 1761 debugfs_create_u32("qlen_be", S_IRUSR | S_IWUSR, sc->debug.debugfs_phy,
bea843c7 1762 &sc->tx.txq_max_pending[IEEE80211_AC_BE]);
7702e788 1763 debugfs_create_u32("qlen_vi", S_IRUSR | S_IWUSR, sc->debug.debugfs_phy,
bea843c7 1764 &sc->tx.txq_max_pending[IEEE80211_AC_VI]);
7702e788 1765 debugfs_create_u32("qlen_vo", S_IRUSR | S_IWUSR, sc->debug.debugfs_phy,
bea843c7 1766 &sc->tx.txq_max_pending[IEEE80211_AC_VO]);
c70cab1a
FF		 1767 debugfs_create_file("misc", S_IRUSR, sc->debug.debugfs_phy, sc,
1768 &fops_misc);
f8b815dc
SM		 1769 debugfs_create_file("reset", S_IRUSR, sc->debug.debugfs_phy, sc,
1770 &fops_reset);
c70cab1a
FF		 1771 debugfs_create_file("recv", S_IRUSR, sc->debug.debugfs_phy, sc,
1772 &fops_recv);
1773 debugfs_create_file("rx_chainmask", S_IRUSR | S_IWUSR,
1774 sc->debug.debugfs_phy, sc, &fops_rx_chainmask);
1775 debugfs_create_file("tx_chainmask", S_IRUSR | S_IWUSR,
1776 sc->debug.debugfs_phy, sc, &fops_tx_chainmask);
6e4d291e
SM		 1777 debugfs_create_file("ani", S_IRUSR | S_IWUSR,
1778 sc->debug.debugfs_phy, sc, &fops_ani);
74673db9
FF		 1779 debugfs_create_bool("paprd", S_IRUSR | S_IWUSR, sc->debug.debugfs_phy,
1780 &sc->sc_ah->config.enable_paprd);
c70cab1a
FF		 1781 debugfs_create_file("regidx", S_IRUSR | S_IWUSR, sc->debug.debugfs_phy,
1782 sc, &fops_regidx);
1783 debugfs_create_file("regval", S_IRUSR | S_IWUSR, sc->debug.debugfs_phy,
1784 sc, &fops_regval);
1785 debugfs_create_bool("ignore_extcca", S_IRUSR | S_IWUSR,
1786 sc->debug.debugfs_phy,
1787 &ah->config.cwm_ignore_extcca);
1788 debugfs_create_file("regdump", S_IRUSR, sc->debug.debugfs_phy, sc,
1789 &fops_regdump);
d069a46b
RM		 1790 debugfs_create_file("dump_nfcal", S_IRUSR, sc->debug.debugfs_phy, sc,
1791 &fops_dump_nfcal);
580f010f
RM		 1792 debugfs_create_file("base_eeprom", S_IRUSR, sc->debug.debugfs_phy, sc,
1793 &fops_base_eeprom);
3f4c4bdd
RM		 1794 debugfs_create_file("modal_eeprom", S_IRUSR, sc->debug.debugfs_phy, sc,
1795 &fops_modal_eeprom);
e93d083f
SW		 1796 sc->rfs_chan_spec_scan = relay_open("spectral_scan",
1797 sc->debug.debugfs_phy,
55f39e67 1798 1024, 256, &rfs_spec_scan_cb,
e93d083f
SW		 1799 NULL);
1800 debugfs_create_file("spectral_scan_ctl", S_IRUSR | S_IWUSR,
1801 sc->debug.debugfs_phy, sc,
1802 &fops_spec_scan_ctl);
04ccd4a1
SW		 1803 debugfs_create_file("spectral_short_repeat", S_IRUSR | S_IWUSR,
1804 sc->debug.debugfs_phy, sc,
1805 &fops_spectral_short_repeat);
1806 debugfs_create_file("spectral_count", S_IRUSR | S_IWUSR,
1807 sc->debug.debugfs_phy, sc, &fops_spectral_count);
1808 debugfs_create_file("spectral_period", S_IRUSR | S_IWUSR,
1809 sc->debug.debugfs_phy, sc, &fops_spectral_period);
1810 debugfs_create_file("spectral_fft_period", S_IRUSR | S_IWUSR,
1811 sc->debug.debugfs_phy, sc,
1812 &fops_spectral_fft_period);
691680b8
FF		 1813 debugfs_create_u32("gpio_mask", S_IRUSR | S_IWUSR,
1814 sc->debug.debugfs_phy, &sc->sc_ah->gpio_mask);
691680b8
FF		 1815 debugfs_create_u32("gpio_val", S_IRUSR | S_IWUSR,
1816 sc->debug.debugfs_phy, &sc->sc_ah->gpio_val);
302a3c3a
SM		 1817 debugfs_create_file("diversity", S_IRUSR | S_IWUSR,
1818 sc->debug.debugfs_phy, sc, &fops_ant_diversity);
4df50ca8
RM		 1819#ifdef CONFIG_ATH9K_BTCOEX_SUPPORT
1820 debugfs_create_file("btcoex", S_IRUSR, sc->debug.debugfs_phy, sc,
1821 &fops_btcoex);
1822#endif
826d2680 1823 return 0;
88b126af 1824}
Linux 6.x block layer and io_uring tree(s)