2 * Copyright (c) 2008-2011 Atheros Communications Inc.
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.
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.
17 #include <linux/slab.h>
18 #include <linux/vmalloc.h>
19 #include <linux/export.h>
20 #include <asm/unaligned.h>
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))
29 void ath9k_debug_sync_cause(struct ath_softc *sc, u32 sync_cause)
32 sc->debug.stats.istats.sync_cause_all++;
33 if (sync_cause & AR_INTR_SYNC_RTC_IRQ)
34 sc->debug.stats.istats.sync_rtc_irq++;
35 if (sync_cause & AR_INTR_SYNC_MAC_IRQ)
36 sc->debug.stats.istats.sync_mac_irq++;
37 if (sync_cause & AR_INTR_SYNC_EEPROM_ILLEGAL_ACCESS)
38 sc->debug.stats.istats.eeprom_illegal_access++;
39 if (sync_cause & AR_INTR_SYNC_APB_TIMEOUT)
40 sc->debug.stats.istats.apb_timeout++;
41 if (sync_cause & AR_INTR_SYNC_PCI_MODE_CONFLICT)
42 sc->debug.stats.istats.pci_mode_conflict++;
43 if (sync_cause & AR_INTR_SYNC_HOST1_FATAL)
44 sc->debug.stats.istats.host1_fatal++;
45 if (sync_cause & AR_INTR_SYNC_HOST1_PERR)
46 sc->debug.stats.istats.host1_perr++;
47 if (sync_cause & AR_INTR_SYNC_TRCV_FIFO_PERR)
48 sc->debug.stats.istats.trcv_fifo_perr++;
49 if (sync_cause & AR_INTR_SYNC_RADM_CPL_EP)
50 sc->debug.stats.istats.radm_cpl_ep++;
51 if (sync_cause & AR_INTR_SYNC_RADM_CPL_DLLP_ABORT)
52 sc->debug.stats.istats.radm_cpl_dllp_abort++;
53 if (sync_cause & AR_INTR_SYNC_RADM_CPL_TLP_ABORT)
54 sc->debug.stats.istats.radm_cpl_tlp_abort++;
55 if (sync_cause & AR_INTR_SYNC_RADM_CPL_ECRC_ERR)
56 sc->debug.stats.istats.radm_cpl_ecrc_err++;
57 if (sync_cause & AR_INTR_SYNC_RADM_CPL_TIMEOUT)
58 sc->debug.stats.istats.radm_cpl_timeout++;
59 if (sync_cause & AR_INTR_SYNC_LOCAL_TIMEOUT)
60 sc->debug.stats.istats.local_timeout++;
61 if (sync_cause & AR_INTR_SYNC_PM_ACCESS)
62 sc->debug.stats.istats.pm_access++;
63 if (sync_cause & AR_INTR_SYNC_MAC_AWAKE)
64 sc->debug.stats.istats.mac_awake++;
65 if (sync_cause & AR_INTR_SYNC_MAC_ASLEEP)
66 sc->debug.stats.istats.mac_asleep++;
67 if (sync_cause & AR_INTR_SYNC_MAC_SLEEP_ACCESS)
68 sc->debug.stats.istats.mac_sleep_access++;
71 static ssize_t ath9k_debugfs_read_buf(struct file *file, char __user *user_buf,
72 size_t count, loff_t *ppos)
74 u8 *buf = file->private_data;
75 return simple_read_from_buffer(user_buf, count, ppos, buf, strlen(buf));
78 static int ath9k_debugfs_release_buf(struct inode *inode, struct file *file)
80 vfree(file->private_data);
84 #ifdef CONFIG_ATH_DEBUG
86 static ssize_t read_file_debug(struct file *file, char __user *user_buf,
87 size_t count, loff_t *ppos)
89 struct ath_softc *sc = file->private_data;
90 struct ath_common *common = ath9k_hw_common(sc->sc_ah);
94 len = sprintf(buf, "0x%08x\n", common->debug_mask);
95 return simple_read_from_buffer(user_buf, count, ppos, buf, len);
98 static ssize_t write_file_debug(struct file *file, const char __user *user_buf,
99 size_t count, loff_t *ppos)
101 struct ath_softc *sc = file->private_data;
102 struct ath_common *common = ath9k_hw_common(sc->sc_ah);
107 len = min(count, sizeof(buf) - 1);
108 if (copy_from_user(buf, user_buf, len))
112 if (kstrtoul(buf, 0, &mask))
115 common->debug_mask = mask;
119 static const struct file_operations fops_debug = {
120 .read = read_file_debug,
121 .write = write_file_debug,
123 .owner = THIS_MODULE,
124 .llseek = default_llseek,
129 #define DMA_BUF_LEN 1024
132 static ssize_t read_file_ani(struct file *file, char __user *user_buf,
133 size_t count, loff_t *ppos)
135 struct ath_softc *sc = file->private_data;
136 struct ath_common *common = ath9k_hw_common(sc->sc_ah);
137 struct ath_hw *ah = sc->sc_ah;
138 unsigned int len = 0;
139 const unsigned int size = 1024;
147 { "ANI RESET", ah->stats.ast_ani_reset },
148 { "OFDM LEVEL", ah->ani.ofdmNoiseImmunityLevel },
149 { "CCK LEVEL", ah->ani.cckNoiseImmunityLevel },
150 { "SPUR UP", ah->stats.ast_ani_spurup },
151 { "SPUR DOWN", ah->stats.ast_ani_spurup },
152 { "OFDM WS-DET ON", ah->stats.ast_ani_ofdmon },
153 { "OFDM WS-DET OFF", ah->stats.ast_ani_ofdmoff },
154 { "MRC-CCK ON", ah->stats.ast_ani_ccklow },
155 { "MRC-CCK OFF", ah->stats.ast_ani_cckhigh },
156 { "FIR-STEP UP", ah->stats.ast_ani_stepup },
157 { "FIR-STEP DOWN", ah->stats.ast_ani_stepdown },
158 { "INV LISTENTIME", ah->stats.ast_ani_lneg_or_lzero },
159 { "OFDM ERRORS", ah->stats.ast_ani_ofdmerrs },
160 { "CCK ERRORS", ah->stats.ast_ani_cckerrs },
163 buf = kzalloc(size, GFP_KERNEL);
167 len += scnprintf(buf + len, size - len, "%15s: %s\n", "ANI",
168 common->disable_ani ? "DISABLED" : "ENABLED");
170 if (common->disable_ani)
173 for (i = 0; i < ARRAY_SIZE(ani_info); i++)
174 len += scnprintf(buf + len, size - len, "%15s: %u\n",
175 ani_info[i].name, ani_info[i].val);
181 retval = simple_read_from_buffer(user_buf, count, ppos, buf, len);
187 static ssize_t write_file_ani(struct file *file,
188 const char __user *user_buf,
189 size_t count, loff_t *ppos)
191 struct ath_softc *sc = file->private_data;
192 struct ath_common *common = ath9k_hw_common(sc->sc_ah);
197 len = min(count, sizeof(buf) - 1);
198 if (copy_from_user(buf, user_buf, len))
202 if (kstrtoul(buf, 0, &ani))
205 if (ani < 0 || ani > 1)
208 common->disable_ani = !ani;
210 if (common->disable_ani) {
211 clear_bit(ATH_OP_ANI_RUN, &common->op_flags);
220 static const struct file_operations fops_ani = {
221 .read = read_file_ani,
222 .write = write_file_ani,
224 .owner = THIS_MODULE,
225 .llseek = default_llseek,
228 #ifdef CONFIG_ATH9K_BTCOEX_SUPPORT
230 static ssize_t read_file_bt_ant_diversity(struct file *file,
231 char __user *user_buf,
232 size_t count, loff_t *ppos)
234 struct ath_softc *sc = file->private_data;
235 struct ath_common *common = ath9k_hw_common(sc->sc_ah);
239 len = sprintf(buf, "%d\n", common->bt_ant_diversity);
240 return simple_read_from_buffer(user_buf, count, ppos, buf, len);
243 static ssize_t write_file_bt_ant_diversity(struct file *file,
244 const char __user *user_buf,
245 size_t count, loff_t *ppos)
247 struct ath_softc *sc = file->private_data;
248 struct ath_common *common = ath9k_hw_common(sc->sc_ah);
249 struct ath9k_hw_capabilities *pCap = &sc->sc_ah->caps;
250 unsigned long bt_ant_diversity;
254 len = min(count, sizeof(buf) - 1);
255 if (copy_from_user(buf, user_buf, len))
258 if (!(pCap->hw_caps & ATH9K_HW_CAP_BT_ANT_DIV))
262 if (kstrtoul(buf, 0, &bt_ant_diversity))
265 common->bt_ant_diversity = !!bt_ant_diversity;
267 ath9k_hw_set_bt_ant_diversity(sc->sc_ah, common->bt_ant_diversity);
268 ath_dbg(common, CONFIG, "Enable WLAN/BT RX Antenna diversity: %d\n",
269 common->bt_ant_diversity);
270 ath9k_ps_restore(sc);
275 static const struct file_operations fops_bt_ant_diversity = {
276 .read = read_file_bt_ant_diversity,
277 .write = write_file_bt_ant_diversity,
279 .owner = THIS_MODULE,
280 .llseek = default_llseek,
285 void ath9k_debug_stat_ant(struct ath_softc *sc,
286 struct ath_hw_antcomb_conf *div_ant_conf,
287 int main_rssi_avg, int alt_rssi_avg)
289 struct ath_antenna_stats *as_main = &sc->debug.stats.ant_stats[ANT_MAIN];
290 struct ath_antenna_stats *as_alt = &sc->debug.stats.ant_stats[ANT_ALT];
292 as_main->lna_attempt_cnt[div_ant_conf->main_lna_conf]++;
293 as_alt->lna_attempt_cnt[div_ant_conf->alt_lna_conf]++;
295 as_main->rssi_avg = main_rssi_avg;
296 as_alt->rssi_avg = alt_rssi_avg;
299 static ssize_t read_file_antenna_diversity(struct file *file,
300 char __user *user_buf,
301 size_t count, loff_t *ppos)
303 struct ath_softc *sc = file->private_data;
304 struct ath_hw *ah = sc->sc_ah;
305 struct ath9k_hw_capabilities *pCap = &ah->caps;
306 struct ath_antenna_stats *as_main = &sc->debug.stats.ant_stats[ANT_MAIN];
307 struct ath_antenna_stats *as_alt = &sc->debug.stats.ant_stats[ANT_ALT];
308 struct ath_hw_antcomb_conf div_ant_conf;
309 unsigned int len = 0;
310 const unsigned int size = 1024;
313 static const char *lna_conf_str[4] = {
314 "LNA1_MINUS_LNA2", "LNA2", "LNA1", "LNA1_PLUS_LNA2"
317 buf = kzalloc(size, GFP_KERNEL);
321 if (!(pCap->hw_caps & ATH9K_HW_CAP_ANT_DIV_COMB)) {
322 len += scnprintf(buf + len, size - len, "%s\n",
323 "Antenna Diversity Combining is disabled");
328 ath9k_hw_antdiv_comb_conf_get(ah, &div_ant_conf);
329 len += scnprintf(buf + len, size - len, "Current MAIN config : %s\n",
330 lna_conf_str[div_ant_conf.main_lna_conf]);
331 len += scnprintf(buf + len, size - len, "Current ALT config : %s\n",
332 lna_conf_str[div_ant_conf.alt_lna_conf]);
333 len += scnprintf(buf + len, size - len, "Average MAIN RSSI : %d\n",
335 len += scnprintf(buf + len, size - len, "Average ALT RSSI : %d\n\n",
337 ath9k_ps_restore(sc);
339 len += scnprintf(buf + len, size - len, "Packet Receive Cnt:\n");
340 len += scnprintf(buf + len, size - len, "-------------------\n");
342 len += scnprintf(buf + len, size - len, "%30s%15s\n",
344 len += scnprintf(buf + len, size - len, "%-14s:%15d%15d\n",
348 len += scnprintf(buf + len, size - len, "%-14s:%15d%15d\n",
350 as_main->lna_recv_cnt[ATH_ANT_DIV_COMB_LNA1],
351 as_alt->lna_recv_cnt[ATH_ANT_DIV_COMB_LNA1]);
352 len += scnprintf(buf + len, size - len, "%-14s:%15d%15d\n",
354 as_main->lna_recv_cnt[ATH_ANT_DIV_COMB_LNA2],
355 as_alt->lna_recv_cnt[ATH_ANT_DIV_COMB_LNA2]);
356 len += scnprintf(buf + len, size - len, "%-14s:%15d%15d\n",
358 as_main->lna_recv_cnt[ATH_ANT_DIV_COMB_LNA1_PLUS_LNA2],
359 as_alt->lna_recv_cnt[ATH_ANT_DIV_COMB_LNA1_PLUS_LNA2]);
360 len += scnprintf(buf + len, size - len, "%-14s:%15d%15d\n",
362 as_main->lna_recv_cnt[ATH_ANT_DIV_COMB_LNA1_MINUS_LNA2],
363 as_alt->lna_recv_cnt[ATH_ANT_DIV_COMB_LNA1_MINUS_LNA2]);
365 len += scnprintf(buf + len, size - len, "\nLNA Config Attempts:\n");
366 len += scnprintf(buf + len, size - len, "--------------------\n");
368 len += scnprintf(buf + len, size - len, "%30s%15s\n",
370 len += scnprintf(buf + len, size - len, "%-14s:%15d%15d\n",
372 as_main->lna_attempt_cnt[ATH_ANT_DIV_COMB_LNA1],
373 as_alt->lna_attempt_cnt[ATH_ANT_DIV_COMB_LNA1]);
374 len += scnprintf(buf + len, size - len, "%-14s:%15d%15d\n",
376 as_main->lna_attempt_cnt[ATH_ANT_DIV_COMB_LNA2],
377 as_alt->lna_attempt_cnt[ATH_ANT_DIV_COMB_LNA2]);
378 len += scnprintf(buf + len, size - len, "%-14s:%15d%15d\n",
380 as_main->lna_attempt_cnt[ATH_ANT_DIV_COMB_LNA1_PLUS_LNA2],
381 as_alt->lna_attempt_cnt[ATH_ANT_DIV_COMB_LNA1_PLUS_LNA2]);
382 len += scnprintf(buf + len, size - len, "%-14s:%15d%15d\n",
384 as_main->lna_attempt_cnt[ATH_ANT_DIV_COMB_LNA1_MINUS_LNA2],
385 as_alt->lna_attempt_cnt[ATH_ANT_DIV_COMB_LNA1_MINUS_LNA2]);
391 retval = simple_read_from_buffer(user_buf, count, ppos, buf, len);
397 static const struct file_operations fops_antenna_diversity = {
398 .read = read_file_antenna_diversity,
400 .owner = THIS_MODULE,
401 .llseek = default_llseek,
404 static ssize_t read_file_dma(struct file *file, char __user *user_buf,
405 size_t count, loff_t *ppos)
407 struct ath_softc *sc = file->private_data;
408 struct ath_hw *ah = sc->sc_ah;
411 unsigned int len = 0;
412 u32 val[ATH9K_NUM_DMA_DEBUG_REGS];
413 int i, qcuOffset = 0, dcuOffset = 0;
414 u32 *qcuBase = &val[0], *dcuBase = &val[4];
416 buf = kmalloc(DMA_BUF_LEN, GFP_KERNEL);
422 REG_WRITE_D(ah, AR_MACMISC,
423 ((AR_MACMISC_DMA_OBS_LINE_8 << AR_MACMISC_DMA_OBS_S) |
424 (AR_MACMISC_MISC_OBS_BUS_1 <<
425 AR_MACMISC_MISC_OBS_BUS_MSB_S)));
427 len += scnprintf(buf + len, DMA_BUF_LEN - len,
428 "Raw DMA Debug values:\n");
430 for (i = 0; i < ATH9K_NUM_DMA_DEBUG_REGS; i++) {
432 len += scnprintf(buf + len, DMA_BUF_LEN - len, "\n");
434 val[i] = REG_READ_D(ah, AR_DMADBG_0 + (i * sizeof(u32)));
435 len += scnprintf(buf + len, DMA_BUF_LEN - len, "%d: %08x ",
439 len += scnprintf(buf + len, DMA_BUF_LEN - len, "\n\n");
440 len += scnprintf(buf + len, DMA_BUF_LEN - len,
441 "Num QCU: chain_st fsp_ok fsp_st DCU: chain_st\n");
443 for (i = 0; i < ATH9K_NUM_QUEUES; i++, qcuOffset += 4, dcuOffset += 5) {
454 len += scnprintf(buf + len, DMA_BUF_LEN - len,
455 "%2d %2x %1x %2x %2x\n",
456 i, (*qcuBase & (0x7 << qcuOffset)) >> qcuOffset,
457 (*qcuBase & (0x8 << qcuOffset)) >> (qcuOffset + 3),
458 val[2] & (0x7 << (i * 3)) >> (i * 3),
459 (*dcuBase & (0x1f << dcuOffset)) >> dcuOffset);
462 len += scnprintf(buf + len, DMA_BUF_LEN - len, "\n");
464 len += scnprintf(buf + len, DMA_BUF_LEN - len,
465 "qcu_stitch state: %2x qcu_fetch state: %2x\n",
466 (val[3] & 0x003c0000) >> 18, (val[3] & 0x03c00000) >> 22);
467 len += scnprintf(buf + len, DMA_BUF_LEN - len,
468 "qcu_complete state: %2x dcu_complete state: %2x\n",
469 (val[3] & 0x1c000000) >> 26, (val[6] & 0x3));
470 len += scnprintf(buf + len, DMA_BUF_LEN - len,
471 "dcu_arb state: %2x dcu_fp state: %2x\n",
472 (val[5] & 0x06000000) >> 25, (val[5] & 0x38000000) >> 27);
473 len += scnprintf(buf + len, DMA_BUF_LEN - len,
474 "chan_idle_dur: %3d chan_idle_dur_valid: %1d\n",
475 (val[6] & 0x000003fc) >> 2, (val[6] & 0x00000400) >> 10);
476 len += scnprintf(buf + len, DMA_BUF_LEN - len,
477 "txfifo_valid_0: %1d txfifo_valid_1: %1d\n",
478 (val[6] & 0x00000800) >> 11, (val[6] & 0x00001000) >> 12);
479 len += scnprintf(buf + len, DMA_BUF_LEN - len,
480 "txfifo_dcu_num_0: %2d txfifo_dcu_num_1: %2d\n",
481 (val[6] & 0x0001e000) >> 13, (val[6] & 0x001e0000) >> 17);
483 len += scnprintf(buf + len, DMA_BUF_LEN - len, "pcu observe: 0x%x\n",
484 REG_READ_D(ah, AR_OBS_BUS_1));
485 len += scnprintf(buf + len, DMA_BUF_LEN - len,
486 "AR_CR: 0x%x\n", REG_READ_D(ah, AR_CR));
488 ath9k_ps_restore(sc);
490 if (len > DMA_BUF_LEN)
493 retval = simple_read_from_buffer(user_buf, count, ppos, buf, len);
498 static const struct file_operations fops_dma = {
499 .read = read_file_dma,
501 .owner = THIS_MODULE,
502 .llseek = default_llseek,
506 void ath_debug_stat_interrupt(struct ath_softc *sc, enum ath9k_int status)
509 sc->debug.stats.istats.total++;
510 if (sc->sc_ah->caps.hw_caps & ATH9K_HW_CAP_EDMA) {
511 if (status & ATH9K_INT_RXLP)
512 sc->debug.stats.istats.rxlp++;
513 if (status & ATH9K_INT_RXHP)
514 sc->debug.stats.istats.rxhp++;
515 if (status & ATH9K_INT_BB_WATCHDOG)
516 sc->debug.stats.istats.bb_watchdog++;
518 if (status & ATH9K_INT_RX)
519 sc->debug.stats.istats.rxok++;
521 if (status & ATH9K_INT_RXEOL)
522 sc->debug.stats.istats.rxeol++;
523 if (status & ATH9K_INT_RXORN)
524 sc->debug.stats.istats.rxorn++;
525 if (status & ATH9K_INT_TX)
526 sc->debug.stats.istats.txok++;
527 if (status & ATH9K_INT_TXURN)
528 sc->debug.stats.istats.txurn++;
529 if (status & ATH9K_INT_RXPHY)
530 sc->debug.stats.istats.rxphyerr++;
531 if (status & ATH9K_INT_RXKCM)
532 sc->debug.stats.istats.rx_keycache_miss++;
533 if (status & ATH9K_INT_SWBA)
534 sc->debug.stats.istats.swba++;
535 if (status & ATH9K_INT_BMISS)
536 sc->debug.stats.istats.bmiss++;
537 if (status & ATH9K_INT_BNR)
538 sc->debug.stats.istats.bnr++;
539 if (status & ATH9K_INT_CST)
540 sc->debug.stats.istats.cst++;
541 if (status & ATH9K_INT_GTT)
542 sc->debug.stats.istats.gtt++;
543 if (status & ATH9K_INT_TIM)
544 sc->debug.stats.istats.tim++;
545 if (status & ATH9K_INT_CABEND)
546 sc->debug.stats.istats.cabend++;
547 if (status & ATH9K_INT_DTIMSYNC)
548 sc->debug.stats.istats.dtimsync++;
549 if (status & ATH9K_INT_DTIM)
550 sc->debug.stats.istats.dtim++;
551 if (status & ATH9K_INT_TSFOOR)
552 sc->debug.stats.istats.tsfoor++;
553 if (status & ATH9K_INT_MCI)
554 sc->debug.stats.istats.mci++;
555 if (status & ATH9K_INT_GENTIMER)
556 sc->debug.stats.istats.gen_timer++;
559 static ssize_t read_file_interrupt(struct file *file, char __user *user_buf,
560 size_t count, loff_t *ppos)
562 struct ath_softc *sc = file->private_data;
563 unsigned int len = 0;
566 char *buf = kmalloc(mxlen, GFP_KERNEL);
570 #define PR_IS(a, s) \
572 len += scnprintf(buf + len, mxlen - len, \
574 sc->debug.stats.istats.s); \
577 if (sc->sc_ah->caps.hw_caps & ATH9K_HW_CAP_EDMA) {
580 PR_IS("WATHDOG", bb_watchdog);
584 PR_IS("RXEOL", rxeol);
585 PR_IS("RXORN", rxorn);
587 PR_IS("TXURN", txurn);
589 PR_IS("RXPHY", rxphyerr);
590 PR_IS("RXKCM", rx_keycache_miss);
592 PR_IS("BMISS", bmiss);
597 PR_IS("CABEND", cabend);
598 PR_IS("DTIMSYNC", dtimsync);
600 PR_IS("TSFOOR", tsfoor);
602 PR_IS("GENTIMER", gen_timer);
603 PR_IS("TOTAL", total);
605 len += scnprintf(buf + len, mxlen - len,
606 "SYNC_CAUSE stats:\n");
608 PR_IS("Sync-All", sync_cause_all);
609 PR_IS("RTC-IRQ", sync_rtc_irq);
610 PR_IS("MAC-IRQ", sync_mac_irq);
611 PR_IS("EEPROM-Illegal-Access", eeprom_illegal_access);
612 PR_IS("APB-Timeout", apb_timeout);
613 PR_IS("PCI-Mode-Conflict", pci_mode_conflict);
614 PR_IS("HOST1-Fatal", host1_fatal);
615 PR_IS("HOST1-Perr", host1_perr);
616 PR_IS("TRCV-FIFO-Perr", trcv_fifo_perr);
617 PR_IS("RADM-CPL-EP", radm_cpl_ep);
618 PR_IS("RADM-CPL-DLLP-Abort", radm_cpl_dllp_abort);
619 PR_IS("RADM-CPL-TLP-Abort", radm_cpl_tlp_abort);
620 PR_IS("RADM-CPL-ECRC-Err", radm_cpl_ecrc_err);
621 PR_IS("RADM-CPL-Timeout", radm_cpl_timeout);
622 PR_IS("Local-Bus-Timeout", local_timeout);
623 PR_IS("PM-Access", pm_access);
624 PR_IS("MAC-Awake", mac_awake);
625 PR_IS("MAC-Asleep", mac_asleep);
626 PR_IS("MAC-Sleep-Access", mac_sleep_access);
631 rv = simple_read_from_buffer(user_buf, count, ppos, buf, len);
636 static const struct file_operations fops_interrupt = {
637 .read = read_file_interrupt,
639 .owner = THIS_MODULE,
640 .llseek = default_llseek,
643 static ssize_t read_file_xmit(struct file *file, char __user *user_buf,
644 size_t count, loff_t *ppos)
646 struct ath_softc *sc = file->private_data;
648 unsigned int len = 0, size = 2048;
651 buf = kzalloc(size, GFP_KERNEL);
655 len += sprintf(buf, "%30s %10s%10s%10s\n\n",
656 "BE", "BK", "VI", "VO");
658 PR("MPDUs Queued: ", queued);
659 PR("MPDUs Completed: ", completed);
660 PR("MPDUs XRetried: ", xretries);
661 PR("Aggregates: ", a_aggr);
662 PR("AMPDUs Queued HW:", a_queued_hw);
663 PR("AMPDUs Queued SW:", a_queued_sw);
664 PR("AMPDUs Completed:", a_completed);
665 PR("AMPDUs Retried: ", a_retries);
666 PR("AMPDUs XRetried: ", a_xretries);
667 PR("TXERR Filtered: ", txerr_filtered);
668 PR("FIFO Underrun: ", fifo_underrun);
669 PR("TXOP Exceeded: ", xtxop);
670 PR("TXTIMER Expiry: ", timer_exp);
671 PR("DESC CFG Error: ", desc_cfg_err);
672 PR("DATA Underrun: ", data_underrun);
673 PR("DELIM Underrun: ", delim_underrun);
674 PR("TX-Pkts-All: ", tx_pkts_all);
675 PR("TX-Bytes-All: ", tx_bytes_all);
676 PR("HW-put-tx-buf: ", puttxbuf);
677 PR("HW-tx-start: ", txstart);
678 PR("HW-tx-proc-desc: ", txprocdesc);
679 PR("TX-Failed: ", txfailed);
684 retval = simple_read_from_buffer(user_buf, count, ppos, buf, len);
690 static ssize_t print_queue(struct ath_softc *sc, struct ath_txq *txq,
691 char *buf, ssize_t size)
695 ath_txq_lock(sc, txq);
697 len += scnprintf(buf + len, size - len, "%s: %d ",
698 "qnum", txq->axq_qnum);
699 len += scnprintf(buf + len, size - len, "%s: %2d ",
700 "qdepth", txq->axq_depth);
701 len += scnprintf(buf + len, size - len, "%s: %2d ",
702 "ampdu-depth", txq->axq_ampdu_depth);
703 len += scnprintf(buf + len, size - len, "%s: %3d ",
704 "pending", txq->pending_frames);
705 len += scnprintf(buf + len, size - len, "%s: %d\n",
706 "stopped", txq->stopped);
708 ath_txq_unlock(sc, txq);
712 static ssize_t read_file_queues(struct file *file, char __user *user_buf,
713 size_t count, loff_t *ppos)
715 struct ath_softc *sc = file->private_data;
718 unsigned int len = 0;
719 const unsigned int size = 1024;
722 static const char *qname[4] = {
723 "VO", "VI", "BE", "BK"
726 buf = kzalloc(size, GFP_KERNEL);
730 for (i = 0; i < IEEE80211_NUM_ACS; i++) {
731 txq = sc->tx.txq_map[i];
732 len += scnprintf(buf + len, size - len, "(%s): ", qname[i]);
733 len += print_queue(sc, txq, buf + len, size - len);
736 len += scnprintf(buf + len, size - len, "(CAB): ");
737 len += print_queue(sc, sc->beacon.cabq, buf + len, size - len);
742 retval = simple_read_from_buffer(user_buf, count, ppos, buf, len);
748 static ssize_t read_file_misc(struct file *file, char __user *user_buf,
749 size_t count, loff_t *ppos)
751 struct ath_softc *sc = file->private_data;
752 struct ath_common *common = ath9k_hw_common(sc->sc_ah);
753 struct ieee80211_hw *hw = sc->hw;
754 struct ath9k_vif_iter_data iter_data;
756 unsigned int len = 0;
761 len += scnprintf(buf + len, sizeof(buf) - len,
762 "BSSID: %pM\n", common->curbssid);
763 len += scnprintf(buf + len, sizeof(buf) - len,
764 "BSSID-MASK: %pM\n", common->bssidmask);
765 len += scnprintf(buf + len, sizeof(buf) - len,
767 ath_opmode_to_string(sc->sc_ah->opmode));
770 rxfilter = ath9k_hw_getrxfilter(sc->sc_ah);
771 ath9k_ps_restore(sc);
773 len += scnprintf(buf + len, sizeof(buf) - len,
774 "RXFILTER: 0x%x", rxfilter);
776 if (rxfilter & ATH9K_RX_FILTER_UCAST)
777 len += scnprintf(buf + len, sizeof(buf) - len, " UCAST");
778 if (rxfilter & ATH9K_RX_FILTER_MCAST)
779 len += scnprintf(buf + len, sizeof(buf) - len, " MCAST");
780 if (rxfilter & ATH9K_RX_FILTER_BCAST)
781 len += scnprintf(buf + len, sizeof(buf) - len, " BCAST");
782 if (rxfilter & ATH9K_RX_FILTER_CONTROL)
783 len += scnprintf(buf + len, sizeof(buf) - len, " CONTROL");
784 if (rxfilter & ATH9K_RX_FILTER_BEACON)
785 len += scnprintf(buf + len, sizeof(buf) - len, " BEACON");
786 if (rxfilter & ATH9K_RX_FILTER_PROM)
787 len += scnprintf(buf + len, sizeof(buf) - len, " PROM");
788 if (rxfilter & ATH9K_RX_FILTER_PROBEREQ)
789 len += scnprintf(buf + len, sizeof(buf) - len, " PROBEREQ");
790 if (rxfilter & ATH9K_RX_FILTER_PHYERR)
791 len += scnprintf(buf + len, sizeof(buf) - len, " PHYERR");
792 if (rxfilter & ATH9K_RX_FILTER_MYBEACON)
793 len += scnprintf(buf + len, sizeof(buf) - len, " MYBEACON");
794 if (rxfilter & ATH9K_RX_FILTER_COMP_BAR)
795 len += scnprintf(buf + len, sizeof(buf) - len, " COMP_BAR");
796 if (rxfilter & ATH9K_RX_FILTER_PSPOLL)
797 len += scnprintf(buf + len, sizeof(buf) - len, " PSPOLL");
798 if (rxfilter & ATH9K_RX_FILTER_PHYRADAR)
799 len += scnprintf(buf + len, sizeof(buf) - len, " PHYRADAR");
800 if (rxfilter & ATH9K_RX_FILTER_MCAST_BCAST_ALL)
801 len += scnprintf(buf + len, sizeof(buf) - len, " MCAST_BCAST_ALL");
802 if (rxfilter & ATH9K_RX_FILTER_CONTROL_WRAPPER)
803 len += scnprintf(buf + len, sizeof(buf) - len, " CONTROL_WRAPPER");
805 len += scnprintf(buf + len, sizeof(buf) - len, "\n");
807 reg = sc->sc_ah->imask;
809 len += scnprintf(buf + len, sizeof(buf) - len,
810 "INTERRUPT-MASK: 0x%x", reg);
812 if (reg & ATH9K_INT_SWBA)
813 len += scnprintf(buf + len, sizeof(buf) - len, " SWBA");
814 if (reg & ATH9K_INT_BMISS)
815 len += scnprintf(buf + len, sizeof(buf) - len, " BMISS");
816 if (reg & ATH9K_INT_CST)
817 len += scnprintf(buf + len, sizeof(buf) - len, " CST");
818 if (reg & ATH9K_INT_RX)
819 len += scnprintf(buf + len, sizeof(buf) - len, " RX");
820 if (reg & ATH9K_INT_RXHP)
821 len += scnprintf(buf + len, sizeof(buf) - len, " RXHP");
822 if (reg & ATH9K_INT_RXLP)
823 len += scnprintf(buf + len, sizeof(buf) - len, " RXLP");
824 if (reg & ATH9K_INT_BB_WATCHDOG)
825 len += scnprintf(buf + len, sizeof(buf) - len, " BB_WATCHDOG");
827 len += scnprintf(buf + len, sizeof(buf) - len, "\n");
829 ath9k_calculate_iter_data(hw, NULL, &iter_data);
831 len += scnprintf(buf + len, sizeof(buf) - len,
832 "VIF-COUNTS: AP: %i STA: %i MESH: %i WDS: %i"
833 " ADHOC: %i TOTAL: %hi BEACON-VIF: %hi\n",
834 iter_data.naps, iter_data.nstations, iter_data.nmeshes,
835 iter_data.nwds, iter_data.nadhocs,
836 sc->nvifs, sc->nbcnvifs);
838 if (len > sizeof(buf))
841 retval = simple_read_from_buffer(user_buf, count, ppos, buf, len);
845 static ssize_t read_file_reset(struct file *file, char __user *user_buf,
846 size_t count, loff_t *ppos)
848 struct ath_softc *sc = file->private_data;
850 unsigned int len = 0;
852 len += scnprintf(buf + len, sizeof(buf) - len,
853 "%17s: %2d\n", "Baseband Hang",
854 sc->debug.stats.reset[RESET_TYPE_BB_HANG]);
855 len += scnprintf(buf + len, sizeof(buf) - len,
856 "%17s: %2d\n", "Baseband Watchdog",
857 sc->debug.stats.reset[RESET_TYPE_BB_WATCHDOG]);
858 len += scnprintf(buf + len, sizeof(buf) - len,
859 "%17s: %2d\n", "Fatal HW Error",
860 sc->debug.stats.reset[RESET_TYPE_FATAL_INT]);
861 len += scnprintf(buf + len, sizeof(buf) - len,
862 "%17s: %2d\n", "TX HW error",
863 sc->debug.stats.reset[RESET_TYPE_TX_ERROR]);
864 len += scnprintf(buf + len, sizeof(buf) - len,
865 "%17s: %2d\n", "TX Path Hang",
866 sc->debug.stats.reset[RESET_TYPE_TX_HANG]);
867 len += scnprintf(buf + len, sizeof(buf) - len,
868 "%17s: %2d\n", "PLL RX Hang",
869 sc->debug.stats.reset[RESET_TYPE_PLL_HANG]);
870 len += scnprintf(buf + len, sizeof(buf) - len,
871 "%17s: %2d\n", "MAC Hang",
872 sc->debug.stats.reset[RESET_TYPE_MAC_HANG]);
873 len += scnprintf(buf + len, sizeof(buf) - len,
874 "%17s: %2d\n", "Stuck Beacon",
875 sc->debug.stats.reset[RESET_TYPE_BEACON_STUCK]);
876 len += scnprintf(buf + len, sizeof(buf) - len,
877 "%17s: %2d\n", "MCI Reset",
878 sc->debug.stats.reset[RESET_TYPE_MCI]);
880 if (len > sizeof(buf))
883 return simple_read_from_buffer(user_buf, count, ppos, buf, len);
886 void ath_debug_stat_tx(struct ath_softc *sc, struct ath_buf *bf,
887 struct ath_tx_status *ts, struct ath_txq *txq,
890 int qnum = txq->axq_qnum;
892 TX_STAT_INC(qnum, tx_pkts_all);
893 sc->debug.stats.txstats[qnum].tx_bytes_all += bf->bf_mpdu->len;
895 if (bf_isampdu(bf)) {
896 if (flags & ATH_TX_ERROR)
897 TX_STAT_INC(qnum, a_xretries);
899 TX_STAT_INC(qnum, a_completed);
901 if (ts->ts_status & ATH9K_TXERR_XRETRY)
902 TX_STAT_INC(qnum, xretries);
904 TX_STAT_INC(qnum, completed);
907 if (ts->ts_status & ATH9K_TXERR_FILT)
908 TX_STAT_INC(qnum, txerr_filtered);
909 if (ts->ts_status & ATH9K_TXERR_FIFO)
910 TX_STAT_INC(qnum, fifo_underrun);
911 if (ts->ts_status & ATH9K_TXERR_XTXOP)
912 TX_STAT_INC(qnum, xtxop);
913 if (ts->ts_status & ATH9K_TXERR_TIMER_EXPIRED)
914 TX_STAT_INC(qnum, timer_exp);
915 if (ts->ts_flags & ATH9K_TX_DESC_CFG_ERR)
916 TX_STAT_INC(qnum, desc_cfg_err);
917 if (ts->ts_flags & ATH9K_TX_DATA_UNDERRUN)
918 TX_STAT_INC(qnum, data_underrun);
919 if (ts->ts_flags & ATH9K_TX_DELIM_UNDERRUN)
920 TX_STAT_INC(qnum, delim_underrun);
923 static const struct file_operations fops_xmit = {
924 .read = read_file_xmit,
926 .owner = THIS_MODULE,
927 .llseek = default_llseek,
930 static const struct file_operations fops_queues = {
931 .read = read_file_queues,
933 .owner = THIS_MODULE,
934 .llseek = default_llseek,
937 static const struct file_operations fops_misc = {
938 .read = read_file_misc,
940 .owner = THIS_MODULE,
941 .llseek = default_llseek,
944 static const struct file_operations fops_reset = {
945 .read = read_file_reset,
947 .owner = THIS_MODULE,
948 .llseek = default_llseek,
951 static ssize_t read_file_recv(struct file *file, char __user *user_buf,
952 size_t count, loff_t *ppos)
954 #define RXS_ERR(s, e) \
956 len += scnprintf(buf + len, size - len, \
957 "%18s : %10u\n", s, \
958 sc->debug.stats.rxstats.e);\
961 struct ath_softc *sc = file->private_data;
963 unsigned int len = 0, size = 1600;
966 buf = kzalloc(size, GFP_KERNEL);
970 RXS_ERR("PKTS-ALL", rx_pkts_all);
971 RXS_ERR("BYTES-ALL", rx_bytes_all);
972 RXS_ERR("BEACONS", rx_beacons);
973 RXS_ERR("FRAGS", rx_frags);
974 RXS_ERR("SPECTRAL", rx_spectral);
976 RXS_ERR("CRC ERR", crc_err);
977 RXS_ERR("DECRYPT CRC ERR", decrypt_crc_err);
978 RXS_ERR("PHY ERR", phy_err);
979 RXS_ERR("MIC ERR", mic_err);
980 RXS_ERR("PRE-DELIM CRC ERR", pre_delim_crc_err);
981 RXS_ERR("POST-DELIM CRC ERR", post_delim_crc_err);
982 RXS_ERR("DECRYPT BUSY ERR", decrypt_busy_err);
983 RXS_ERR("LENGTH-ERR", rx_len_err);
984 RXS_ERR("OOM-ERR", rx_oom_err);
985 RXS_ERR("RATE-ERR", rx_rate_err);
986 RXS_ERR("TOO-MANY-FRAGS", rx_too_many_frags_err);
991 retval = simple_read_from_buffer(user_buf, count, ppos, buf, len);
999 void ath_debug_stat_rx(struct ath_softc *sc, struct ath_rx_status *rs)
1001 #define RX_PHY_ERR_INC(c) sc->debug.stats.rxstats.phy_err_stats[c]++
1003 RX_STAT_INC(rx_pkts_all);
1004 sc->debug.stats.rxstats.rx_bytes_all += rs->rs_datalen;
1006 if (rs->rs_status & ATH9K_RXERR_CRC)
1007 RX_STAT_INC(crc_err);
1008 if (rs->rs_status & ATH9K_RXERR_DECRYPT)
1009 RX_STAT_INC(decrypt_crc_err);
1010 if (rs->rs_status & ATH9K_RXERR_MIC)
1011 RX_STAT_INC(mic_err);
1012 if (rs->rs_status & ATH9K_RX_DELIM_CRC_PRE)
1013 RX_STAT_INC(pre_delim_crc_err);
1014 if (rs->rs_status & ATH9K_RX_DELIM_CRC_POST)
1015 RX_STAT_INC(post_delim_crc_err);
1016 if (rs->rs_status & ATH9K_RX_DECRYPT_BUSY)
1017 RX_STAT_INC(decrypt_busy_err);
1019 if (rs->rs_status & ATH9K_RXERR_PHY) {
1020 RX_STAT_INC(phy_err);
1021 if (rs->rs_phyerr < ATH9K_PHYERR_MAX)
1022 RX_PHY_ERR_INC(rs->rs_phyerr);
1025 #undef RX_PHY_ERR_INC
1028 static const struct file_operations fops_recv = {
1029 .read = read_file_recv,
1030 .open = simple_open,
1031 .owner = THIS_MODULE,
1032 .llseek = default_llseek,
1035 static ssize_t read_file_phy_err(struct file *file, char __user *user_buf,
1036 size_t count, loff_t *ppos)
1038 #define PHY_ERR(s, p) \
1039 len += scnprintf(buf + len, size - len, "%22s : %10u\n", s, \
1040 sc->debug.stats.rxstats.phy_err_stats[p]);
1042 struct ath_softc *sc = file->private_data;
1044 unsigned int len = 0, size = 1600;
1047 buf = kzalloc(size, GFP_KERNEL);
1051 PHY_ERR("UNDERRUN ERR", ATH9K_PHYERR_UNDERRUN);
1052 PHY_ERR("TIMING ERR", ATH9K_PHYERR_TIMING);
1053 PHY_ERR("PARITY ERR", ATH9K_PHYERR_PARITY);
1054 PHY_ERR("RATE ERR", ATH9K_PHYERR_RATE);
1055 PHY_ERR("LENGTH ERR", ATH9K_PHYERR_LENGTH);
1056 PHY_ERR("RADAR ERR", ATH9K_PHYERR_RADAR);
1057 PHY_ERR("SERVICE ERR", ATH9K_PHYERR_SERVICE);
1058 PHY_ERR("TOR ERR", ATH9K_PHYERR_TOR);
1059 PHY_ERR("OFDM-TIMING ERR", ATH9K_PHYERR_OFDM_TIMING);
1060 PHY_ERR("OFDM-SIGNAL-PARITY ERR", ATH9K_PHYERR_OFDM_SIGNAL_PARITY);
1061 PHY_ERR("OFDM-RATE ERR", ATH9K_PHYERR_OFDM_RATE_ILLEGAL);
1062 PHY_ERR("OFDM-LENGTH ERR", ATH9K_PHYERR_OFDM_LENGTH_ILLEGAL);
1063 PHY_ERR("OFDM-POWER-DROP ERR", ATH9K_PHYERR_OFDM_POWER_DROP);
1064 PHY_ERR("OFDM-SERVICE ERR", ATH9K_PHYERR_OFDM_SERVICE);
1065 PHY_ERR("OFDM-RESTART ERR", ATH9K_PHYERR_OFDM_RESTART);
1066 PHY_ERR("FALSE-RADAR-EXT ERR", ATH9K_PHYERR_FALSE_RADAR_EXT);
1067 PHY_ERR("CCK-TIMING ERR", ATH9K_PHYERR_CCK_TIMING);
1068 PHY_ERR("CCK-HEADER-CRC ERR", ATH9K_PHYERR_CCK_HEADER_CRC);
1069 PHY_ERR("CCK-RATE ERR", ATH9K_PHYERR_CCK_RATE_ILLEGAL);
1070 PHY_ERR("CCK-SERVICE ERR", ATH9K_PHYERR_CCK_SERVICE);
1071 PHY_ERR("CCK-RESTART ERR", ATH9K_PHYERR_CCK_RESTART);
1072 PHY_ERR("CCK-LENGTH ERR", ATH9K_PHYERR_CCK_LENGTH_ILLEGAL);
1073 PHY_ERR("CCK-POWER-DROP ERR", ATH9K_PHYERR_CCK_POWER_DROP);
1074 PHY_ERR("HT-CRC ERR", ATH9K_PHYERR_HT_CRC_ERROR);
1075 PHY_ERR("HT-LENGTH ERR", ATH9K_PHYERR_HT_LENGTH_ILLEGAL);
1076 PHY_ERR("HT-RATE ERR", ATH9K_PHYERR_HT_RATE_ILLEGAL);
1081 retval = simple_read_from_buffer(user_buf, count, ppos, buf, len);
1089 static const struct file_operations fops_phy_err = {
1090 .read = read_file_phy_err,
1091 .open = simple_open,
1092 .owner = THIS_MODULE,
1093 .llseek = default_llseek,
1096 static ssize_t read_file_regidx(struct file *file, char __user *user_buf,
1097 size_t count, loff_t *ppos)
1099 struct ath_softc *sc = file->private_data;
1103 len = sprintf(buf, "0x%08x\n", sc->debug.regidx);
1104 return simple_read_from_buffer(user_buf, count, ppos, buf, len);
1107 static ssize_t write_file_regidx(struct file *file, const char __user *user_buf,
1108 size_t count, loff_t *ppos)
1110 struct ath_softc *sc = file->private_data;
1111 unsigned long regidx;
1115 len = min(count, sizeof(buf) - 1);
1116 if (copy_from_user(buf, user_buf, len))
1120 if (kstrtoul(buf, 0, ®idx))
1123 sc->debug.regidx = regidx;
1127 static const struct file_operations fops_regidx = {
1128 .read = read_file_regidx,
1129 .write = write_file_regidx,
1130 .open = simple_open,
1131 .owner = THIS_MODULE,
1132 .llseek = default_llseek,
1135 static ssize_t read_file_regval(struct file *file, char __user *user_buf,
1136 size_t count, loff_t *ppos)
1138 struct ath_softc *sc = file->private_data;
1139 struct ath_hw *ah = sc->sc_ah;
1144 ath9k_ps_wakeup(sc);
1145 regval = REG_READ_D(ah, sc->debug.regidx);
1146 ath9k_ps_restore(sc);
1147 len = sprintf(buf, "0x%08x\n", regval);
1148 return simple_read_from_buffer(user_buf, count, ppos, buf, len);
1151 static ssize_t write_file_regval(struct file *file, const char __user *user_buf,
1152 size_t count, loff_t *ppos)
1154 struct ath_softc *sc = file->private_data;
1155 struct ath_hw *ah = sc->sc_ah;
1156 unsigned long regval;
1160 len = min(count, sizeof(buf) - 1);
1161 if (copy_from_user(buf, user_buf, len))
1165 if (kstrtoul(buf, 0, ®val))
1168 ath9k_ps_wakeup(sc);
1169 REG_WRITE_D(ah, sc->debug.regidx, regval);
1170 ath9k_ps_restore(sc);
1174 static const struct file_operations fops_regval = {
1175 .read = read_file_regval,
1176 .write = write_file_regval,
1177 .open = simple_open,
1178 .owner = THIS_MODULE,
1179 .llseek = default_llseek,
1182 #define REGDUMP_LINE_SIZE 20
1184 static int open_file_regdump(struct inode *inode, struct file *file)
1186 struct ath_softc *sc = inode->i_private;
1187 unsigned int len = 0;
1190 unsigned long num_regs, regdump_len, max_reg_offset;
1192 max_reg_offset = AR_SREV_9300_20_OR_LATER(sc->sc_ah) ? 0x16bd4 : 0xb500;
1193 num_regs = max_reg_offset / 4 + 1;
1194 regdump_len = num_regs * REGDUMP_LINE_SIZE + 1;
1195 buf = vmalloc(regdump_len);
1199 ath9k_ps_wakeup(sc);
1200 for (i = 0; i < num_regs; i++)
1201 len += scnprintf(buf + len, regdump_len - len,
1202 "0x%06x 0x%08x\n", i << 2, REG_READ(sc->sc_ah, i << 2));
1203 ath9k_ps_restore(sc);
1205 file->private_data = buf;
1210 static const struct file_operations fops_regdump = {
1211 .open = open_file_regdump,
1212 .read = ath9k_debugfs_read_buf,
1213 .release = ath9k_debugfs_release_buf,
1214 .owner = THIS_MODULE,
1215 .llseek = default_llseek,/* read accesses f_pos */
1218 static ssize_t read_file_dump_nfcal(struct file *file, char __user *user_buf,
1219 size_t count, loff_t *ppos)
1221 struct ath_softc *sc = file->private_data;
1222 struct ath_hw *ah = sc->sc_ah;
1223 struct ath9k_nfcal_hist *h = sc->caldata.nfCalHist;
1224 struct ath_common *common = ath9k_hw_common(ah);
1225 struct ieee80211_conf *conf = &common->hw->conf;
1226 u32 len = 0, size = 1500;
1230 u8 chainmask = (ah->rxchainmask << 3) | ah->rxchainmask;
1233 buf = kzalloc(size, GFP_KERNEL);
1237 len += scnprintf(buf + len, size - len,
1238 "Channel Noise Floor : %d\n", ah->noise);
1239 len += scnprintf(buf + len, size - len,
1240 "Chain | privNF | # Readings | NF Readings\n");
1241 for (i = 0; i < NUM_NF_READINGS; i++) {
1242 if (!(chainmask & (1 << i)) ||
1243 ((i >= AR5416_MAX_CHAINS) && !conf_is_ht40(conf)))
1246 nread = AR_PHY_CCA_FILTERWINDOW_LENGTH - h[i].invalidNFcount;
1247 len += scnprintf(buf + len, size - len, " %d\t %d\t %d\t\t",
1248 i, h[i].privNF, nread);
1249 for (j = 0; j < nread; j++)
1250 len += scnprintf(buf + len, size - len,
1251 " %d", h[i].nfCalBuffer[j]);
1252 len += scnprintf(buf + len, size - len, "\n");
1258 retval = simple_read_from_buffer(user_buf, count, ppos, buf, len);
1264 static const struct file_operations fops_dump_nfcal = {
1265 .read = read_file_dump_nfcal,
1266 .open = simple_open,
1267 .owner = THIS_MODULE,
1268 .llseek = default_llseek,
1271 static ssize_t read_file_base_eeprom(struct file *file, char __user *user_buf,
1272 size_t count, loff_t *ppos)
1274 struct ath_softc *sc = file->private_data;
1275 struct ath_hw *ah = sc->sc_ah;
1276 u32 len = 0, size = 1500;
1280 buf = kzalloc(size, GFP_KERNEL);
1284 len = ah->eep_ops->dump_eeprom(ah, true, buf, len, size);
1286 retval = simple_read_from_buffer(user_buf, count, ppos, buf, len);
1292 static const struct file_operations fops_base_eeprom = {
1293 .read = read_file_base_eeprom,
1294 .open = simple_open,
1295 .owner = THIS_MODULE,
1296 .llseek = default_llseek,
1299 static ssize_t read_file_modal_eeprom(struct file *file, char __user *user_buf,
1300 size_t count, loff_t *ppos)
1302 struct ath_softc *sc = file->private_data;
1303 struct ath_hw *ah = sc->sc_ah;
1304 u32 len = 0, size = 6000;
1308 buf = kzalloc(size, GFP_KERNEL);
1312 len = ah->eep_ops->dump_eeprom(ah, false, buf, len, size);
1314 retval = simple_read_from_buffer(user_buf, count, ppos, buf, len);
1320 static const struct file_operations fops_modal_eeprom = {
1321 .read = read_file_modal_eeprom,
1322 .open = simple_open,
1323 .owner = THIS_MODULE,
1324 .llseek = default_llseek,
1327 #ifdef CONFIG_ATH9K_BTCOEX_SUPPORT
1328 static ssize_t read_file_btcoex(struct file *file, char __user *user_buf,
1329 size_t count, loff_t *ppos)
1331 struct ath_softc *sc = file->private_data;
1332 u32 len = 0, size = 1500;
1336 buf = kzalloc(size, GFP_KERNEL);
1340 if (!sc->sc_ah->common.btcoex_enabled) {
1341 len = scnprintf(buf, size, "%s\n",
1342 "BTCOEX is disabled");
1346 len = ath9k_dump_btcoex(sc, buf, size);
1348 retval = simple_read_from_buffer(user_buf, count, ppos, buf, len);
1354 static const struct file_operations fops_btcoex = {
1355 .read = read_file_btcoex,
1356 .open = simple_open,
1357 .owner = THIS_MODULE,
1358 .llseek = default_llseek,
1362 /* Ethtool support for get-stats */
1364 #define AMKSTR(nm) #nm "_BE", #nm "_BK", #nm "_VI", #nm "_VO"
1365 static const char ath9k_gstrings_stats[][ETH_GSTRING_LEN] = {
1372 AMKSTR(d_tx_mpdus_queued),
1373 AMKSTR(d_tx_mpdus_completed),
1374 AMKSTR(d_tx_mpdu_xretries),
1375 AMKSTR(d_tx_aggregates),
1376 AMKSTR(d_tx_ampdus_queued_hw),
1377 AMKSTR(d_tx_ampdus_queued_sw),
1378 AMKSTR(d_tx_ampdus_completed),
1379 AMKSTR(d_tx_ampdu_retries),
1380 AMKSTR(d_tx_ampdu_xretries),
1381 AMKSTR(d_tx_fifo_underrun),
1382 AMKSTR(d_tx_op_exceeded),
1383 AMKSTR(d_tx_timer_expiry),
1384 AMKSTR(d_tx_desc_cfg_err),
1385 AMKSTR(d_tx_data_underrun),
1386 AMKSTR(d_tx_delim_underrun),
1388 "d_rx_decrypt_crc_err",
1391 "d_rx_pre_delim_crc_err",
1392 "d_rx_post_delim_crc_err",
1393 "d_rx_decrypt_busy_err",
1395 "d_rx_phyerr_radar",
1396 "d_rx_phyerr_ofdm_timing",
1397 "d_rx_phyerr_cck_timing",
1400 #define ATH9K_SSTATS_LEN ARRAY_SIZE(ath9k_gstrings_stats)
1402 void ath9k_get_et_strings(struct ieee80211_hw *hw,
1403 struct ieee80211_vif *vif,
1406 if (sset == ETH_SS_STATS)
1407 memcpy(data, *ath9k_gstrings_stats,
1408 sizeof(ath9k_gstrings_stats));
1411 int ath9k_get_et_sset_count(struct ieee80211_hw *hw,
1412 struct ieee80211_vif *vif, int sset)
1414 if (sset == ETH_SS_STATS)
1415 return ATH9K_SSTATS_LEN;
1419 #define AWDATA(elem) \
1421 data[i++] = sc->debug.stats.txstats[PR_QNUM(IEEE80211_AC_BE)].elem; \
1422 data[i++] = sc->debug.stats.txstats[PR_QNUM(IEEE80211_AC_BK)].elem; \
1423 data[i++] = sc->debug.stats.txstats[PR_QNUM(IEEE80211_AC_VI)].elem; \
1424 data[i++] = sc->debug.stats.txstats[PR_QNUM(IEEE80211_AC_VO)].elem; \
1427 #define AWDATA_RX(elem) \
1429 data[i++] = sc->debug.stats.rxstats.elem; \
1432 void ath9k_get_et_stats(struct ieee80211_hw *hw,
1433 struct ieee80211_vif *vif,
1434 struct ethtool_stats *stats, u64 *data)
1436 struct ath_softc *sc = hw->priv;
1439 data[i++] = (sc->debug.stats.txstats[PR_QNUM(IEEE80211_AC_BE)].tx_pkts_all +
1440 sc->debug.stats.txstats[PR_QNUM(IEEE80211_AC_BK)].tx_pkts_all +
1441 sc->debug.stats.txstats[PR_QNUM(IEEE80211_AC_VI)].tx_pkts_all +
1442 sc->debug.stats.txstats[PR_QNUM(IEEE80211_AC_VO)].tx_pkts_all);
1443 data[i++] = (sc->debug.stats.txstats[PR_QNUM(IEEE80211_AC_BE)].tx_bytes_all +
1444 sc->debug.stats.txstats[PR_QNUM(IEEE80211_AC_BK)].tx_bytes_all +
1445 sc->debug.stats.txstats[PR_QNUM(IEEE80211_AC_VI)].tx_bytes_all +
1446 sc->debug.stats.txstats[PR_QNUM(IEEE80211_AC_VO)].tx_bytes_all);
1447 AWDATA_RX(rx_pkts_all);
1448 AWDATA_RX(rx_bytes_all);
1450 AWDATA(tx_pkts_all);
1451 AWDATA(tx_bytes_all);
1456 AWDATA(a_queued_hw);
1457 AWDATA(a_queued_sw);
1458 AWDATA(a_completed);
1461 AWDATA(fifo_underrun);
1464 AWDATA(desc_cfg_err);
1465 AWDATA(data_underrun);
1466 AWDATA(delim_underrun);
1469 AWDATA_RX(decrypt_crc_err);
1472 AWDATA_RX(pre_delim_crc_err);
1473 AWDATA_RX(post_delim_crc_err);
1474 AWDATA_RX(decrypt_busy_err);
1476 AWDATA_RX(phy_err_stats[ATH9K_PHYERR_RADAR]);
1477 AWDATA_RX(phy_err_stats[ATH9K_PHYERR_OFDM_TIMING]);
1478 AWDATA_RX(phy_err_stats[ATH9K_PHYERR_CCK_TIMING]);
1480 WARN_ON(i != ATH9K_SSTATS_LEN);
1483 void ath9k_deinit_debug(struct ath_softc *sc)
1485 ath9k_spectral_deinit_debug(sc);
1488 int ath9k_init_debug(struct ath_hw *ah)
1490 struct ath_common *common = ath9k_hw_common(ah);
1491 struct ath_softc *sc = (struct ath_softc *) common->priv;
1493 sc->debug.debugfs_phy = debugfs_create_dir("ath9k",
1494 sc->hw->wiphy->debugfsdir);
1495 if (!sc->debug.debugfs_phy)
1498 #ifdef CONFIG_ATH_DEBUG
1499 debugfs_create_file("debug", S_IRUSR | S_IWUSR, sc->debug.debugfs_phy,
1503 ath9k_dfs_init_debug(sc);
1504 ath9k_tx99_init_debug(sc);
1505 ath9k_spectral_init_debug(sc);
1507 debugfs_create_file("dma", S_IRUSR, sc->debug.debugfs_phy, sc,
1509 debugfs_create_file("interrupt", S_IRUSR, sc->debug.debugfs_phy, sc,
1511 debugfs_create_file("xmit", S_IRUSR, sc->debug.debugfs_phy, sc,
1513 debugfs_create_file("queues", S_IRUSR, sc->debug.debugfs_phy, sc,
1515 debugfs_create_u32("qlen_bk", S_IRUSR | S_IWUSR, sc->debug.debugfs_phy,
1516 &sc->tx.txq_max_pending[IEEE80211_AC_BK]);
1517 debugfs_create_u32("qlen_be", S_IRUSR | S_IWUSR, sc->debug.debugfs_phy,
1518 &sc->tx.txq_max_pending[IEEE80211_AC_BE]);
1519 debugfs_create_u32("qlen_vi", S_IRUSR | S_IWUSR, sc->debug.debugfs_phy,
1520 &sc->tx.txq_max_pending[IEEE80211_AC_VI]);
1521 debugfs_create_u32("qlen_vo", S_IRUSR | S_IWUSR, sc->debug.debugfs_phy,
1522 &sc->tx.txq_max_pending[IEEE80211_AC_VO]);
1523 debugfs_create_file("misc", S_IRUSR, sc->debug.debugfs_phy, sc,
1525 debugfs_create_file("reset", S_IRUSR, sc->debug.debugfs_phy, sc,
1527 debugfs_create_file("recv", S_IRUSR, sc->debug.debugfs_phy, sc,
1529 debugfs_create_file("phy_err", S_IRUSR, sc->debug.debugfs_phy, sc,
1531 debugfs_create_u8("rx_chainmask", S_IRUSR, sc->debug.debugfs_phy,
1533 debugfs_create_u8("tx_chainmask", S_IRUSR, sc->debug.debugfs_phy,
1535 debugfs_create_file("ani", S_IRUSR | S_IWUSR,
1536 sc->debug.debugfs_phy, sc, &fops_ani);
1537 debugfs_create_bool("paprd", S_IRUSR | S_IWUSR, sc->debug.debugfs_phy,
1538 &sc->sc_ah->config.enable_paprd);
1539 debugfs_create_file("regidx", S_IRUSR | S_IWUSR, sc->debug.debugfs_phy,
1541 debugfs_create_file("regval", S_IRUSR | S_IWUSR, sc->debug.debugfs_phy,
1543 debugfs_create_bool("ignore_extcca", S_IRUSR | S_IWUSR,
1544 sc->debug.debugfs_phy,
1545 &ah->config.cwm_ignore_extcca);
1546 debugfs_create_file("regdump", S_IRUSR, sc->debug.debugfs_phy, sc,
1548 debugfs_create_file("dump_nfcal", S_IRUSR, sc->debug.debugfs_phy, sc,
1550 debugfs_create_file("base_eeprom", S_IRUSR, sc->debug.debugfs_phy, sc,
1552 debugfs_create_file("modal_eeprom", S_IRUSR, sc->debug.debugfs_phy, sc,
1553 &fops_modal_eeprom);
1554 debugfs_create_u32("gpio_mask", S_IRUSR | S_IWUSR,
1555 sc->debug.debugfs_phy, &sc->sc_ah->gpio_mask);
1556 debugfs_create_u32("gpio_val", S_IRUSR | S_IWUSR,
1557 sc->debug.debugfs_phy, &sc->sc_ah->gpio_val);
1558 debugfs_create_file("antenna_diversity", S_IRUSR,
1559 sc->debug.debugfs_phy, sc, &fops_antenna_diversity);
1560 #ifdef CONFIG_ATH9K_BTCOEX_SUPPORT
1561 debugfs_create_file("bt_ant_diversity", S_IRUSR | S_IWUSR,
1562 sc->debug.debugfs_phy, sc, &fops_bt_ant_diversity);
1563 debugfs_create_file("btcoex", S_IRUSR, sc->debug.debugfs_phy, sc,