2 * Copyright (c) 2007-2008 Bruno Randolf <bruno@thinktube.com>
4 * This file is free software: you may copy, redistribute and/or modify it
5 * under the terms of the GNU General Public License as published by the
6 * Free Software Foundation, either version 2 of the License, or (at your
7 * option) any later version.
9 * This file is distributed in the hope that it will be useful, but
10 * WITHOUT ANY WARRANTY; without even the implied warranty of
11 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
12 * General Public License for more details.
14 * You should have received a copy of the GNU General Public License
15 * along with this program. If not, see <http://www.gnu.org/licenses/>.
18 * This file incorporates work covered by the following copyright and
21 * Copyright (c) 2002-2005 Sam Leffler, Errno Consulting
22 * Copyright (c) 2004-2005 Atheros Communications, Inc.
23 * Copyright (c) 2006 Devicescape Software, Inc.
24 * Copyright (c) 2007 Jiri Slaby <jirislaby@gmail.com>
25 * Copyright (c) 2007 Luis R. Rodriguez <mcgrof@winlab.rutgers.edu>
27 * All rights reserved.
29 * Redistribution and use in source and binary forms, with or without
30 * modification, are permitted provided that the following conditions
32 * 1. Redistributions of source code must retain the above copyright
33 * notice, this list of conditions and the following disclaimer,
34 * without modification.
35 * 2. Redistributions in binary form must reproduce at minimum a disclaimer
36 * similar to the "NO WARRANTY" disclaimer below ("Disclaimer") and any
37 * redistribution must be conditioned upon including a substantially
38 * similar Disclaimer requirement for further binary redistribution.
39 * 3. Neither the names of the above-listed copyright holders nor the names
40 * of any contributors may be used to endorse or promote products derived
41 * from this software without specific prior written permission.
43 * Alternatively, this software may be distributed under the terms of the
44 * GNU General Public License ("GPL") version 2 as published by the Free
45 * Software Foundation.
48 * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
49 * ``AS IS'' AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
50 * LIMITED TO, THE IMPLIED WARRANTIES OF NONINFRINGEMENT, MERCHANTIBILITY
51 * AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL
52 * THE COPYRIGHT HOLDERS OR CONTRIBUTORS BE LIABLE FOR SPECIAL, EXEMPLARY,
53 * OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
54 * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
55 * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER
56 * IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
57 * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF
58 * THE POSSIBILITY OF SUCH DAMAGES.
64 static unsigned int ath5k_debug;
65 module_param_named(debug, ath5k_debug, uint, 0);
68 #ifdef CONFIG_ATH5K_DEBUG
70 #include <linux/seq_file.h>
73 static struct dentry *ath5k_global_debugfs;
75 static int ath5k_debugfs_open(struct inode *inode, struct file *file)
77 file->private_data = inode->i_private;
82 /* debugfs: registers */
89 #define REG_STRUCT_INIT(r) { #r, r }
91 /* just a few random registers, might want to add more */
92 static const struct reg regs[] = {
93 REG_STRUCT_INIT(AR5K_CR),
94 REG_STRUCT_INIT(AR5K_RXDP),
95 REG_STRUCT_INIT(AR5K_CFG),
96 REG_STRUCT_INIT(AR5K_IER),
97 REG_STRUCT_INIT(AR5K_BCR),
98 REG_STRUCT_INIT(AR5K_RTSD0),
99 REG_STRUCT_INIT(AR5K_RTSD1),
100 REG_STRUCT_INIT(AR5K_TXCFG),
101 REG_STRUCT_INIT(AR5K_RXCFG),
102 REG_STRUCT_INIT(AR5K_RXJLA),
103 REG_STRUCT_INIT(AR5K_MIBC),
104 REG_STRUCT_INIT(AR5K_TOPS),
105 REG_STRUCT_INIT(AR5K_RXNOFRM),
106 REG_STRUCT_INIT(AR5K_TXNOFRM),
107 REG_STRUCT_INIT(AR5K_RPGTO),
108 REG_STRUCT_INIT(AR5K_RFCNT),
109 REG_STRUCT_INIT(AR5K_MISC),
110 REG_STRUCT_INIT(AR5K_QCUDCU_CLKGT),
111 REG_STRUCT_INIT(AR5K_ISR),
112 REG_STRUCT_INIT(AR5K_PISR),
113 REG_STRUCT_INIT(AR5K_SISR0),
114 REG_STRUCT_INIT(AR5K_SISR1),
115 REG_STRUCT_INIT(AR5K_SISR2),
116 REG_STRUCT_INIT(AR5K_SISR3),
117 REG_STRUCT_INIT(AR5K_SISR4),
118 REG_STRUCT_INIT(AR5K_IMR),
119 REG_STRUCT_INIT(AR5K_PIMR),
120 REG_STRUCT_INIT(AR5K_SIMR0),
121 REG_STRUCT_INIT(AR5K_SIMR1),
122 REG_STRUCT_INIT(AR5K_SIMR2),
123 REG_STRUCT_INIT(AR5K_SIMR3),
124 REG_STRUCT_INIT(AR5K_SIMR4),
125 REG_STRUCT_INIT(AR5K_DCM_ADDR),
126 REG_STRUCT_INIT(AR5K_DCCFG),
127 REG_STRUCT_INIT(AR5K_CCFG),
128 REG_STRUCT_INIT(AR5K_CPC0),
129 REG_STRUCT_INIT(AR5K_CPC1),
130 REG_STRUCT_INIT(AR5K_CPC2),
131 REG_STRUCT_INIT(AR5K_CPC3),
132 REG_STRUCT_INIT(AR5K_CPCOVF),
133 REG_STRUCT_INIT(AR5K_RESET_CTL),
134 REG_STRUCT_INIT(AR5K_SLEEP_CTL),
135 REG_STRUCT_INIT(AR5K_INTPEND),
136 REG_STRUCT_INIT(AR5K_SFR),
137 REG_STRUCT_INIT(AR5K_PCICFG),
138 REG_STRUCT_INIT(AR5K_GPIOCR),
139 REG_STRUCT_INIT(AR5K_GPIODO),
140 REG_STRUCT_INIT(AR5K_SREV),
143 static void *reg_start(struct seq_file *seq, loff_t *pos)
145 return *pos < ARRAY_SIZE(regs) ? (void *)®s[*pos] : NULL;
148 static void reg_stop(struct seq_file *seq, void *p)
153 static void *reg_next(struct seq_file *seq, void *p, loff_t *pos)
156 return *pos < ARRAY_SIZE(regs) ? (void *)®s[*pos] : NULL;
159 static int reg_show(struct seq_file *seq, void *p)
161 struct ath5k_softc *sc = seq->private;
163 seq_printf(seq, "%-25s0x%08x\n", r->name,
164 ath5k_hw_reg_read(sc->ah, r->addr));
168 static const struct seq_operations register_seq_ops = {
175 static int open_file_registers(struct inode *inode, struct file *file)
179 res = seq_open(file, ®ister_seq_ops);
181 s = file->private_data;
182 s->private = inode->i_private;
187 static const struct file_operations fops_registers = {
188 .open = open_file_registers,
191 .release = seq_release,
192 .owner = THIS_MODULE,
196 /* debugfs: beacons */
198 static ssize_t read_file_beacon(struct file *file, char __user *user_buf,
199 size_t count, loff_t *ppos)
201 struct ath5k_softc *sc = file->private_data;
202 struct ath5k_hw *ah = sc->ah;
204 unsigned int len = 0;
208 v = ath5k_hw_reg_read(sc->ah, AR5K_BEACON);
209 len += snprintf(buf+len, sizeof(buf)-len,
210 "%-24s0x%08x\tintval: %d\tTIM: 0x%x\n",
211 "AR5K_BEACON", v, v & AR5K_BEACON_PERIOD,
212 (v & AR5K_BEACON_TIM) >> AR5K_BEACON_TIM_S);
214 len += snprintf(buf+len, sizeof(buf)-len, "%-24s0x%08x\n",
215 "AR5K_LAST_TSTP", ath5k_hw_reg_read(sc->ah, AR5K_LAST_TSTP));
217 len += snprintf(buf+len, sizeof(buf)-len, "%-24s0x%08x\n\n",
218 "AR5K_BEACON_CNT", ath5k_hw_reg_read(sc->ah, AR5K_BEACON_CNT));
220 v = ath5k_hw_reg_read(sc->ah, AR5K_TIMER0);
221 len += snprintf(buf+len, sizeof(buf)-len, "%-24s0x%08x\tTU: %08x\n",
222 "AR5K_TIMER0 (TBTT)", v, v);
224 v = ath5k_hw_reg_read(sc->ah, AR5K_TIMER1);
225 len += snprintf(buf+len, sizeof(buf)-len, "%-24s0x%08x\tTU: %08x\n",
226 "AR5K_TIMER1 (DMA)", v, v >> 3);
228 v = ath5k_hw_reg_read(sc->ah, AR5K_TIMER2);
229 len += snprintf(buf+len, sizeof(buf)-len, "%-24s0x%08x\tTU: %08x\n",
230 "AR5K_TIMER2 (SWBA)", v, v >> 3);
232 v = ath5k_hw_reg_read(sc->ah, AR5K_TIMER3);
233 len += snprintf(buf+len, sizeof(buf)-len, "%-24s0x%08x\tTU: %08x\n",
234 "AR5K_TIMER3 (ATIM)", v, v);
236 tsf = ath5k_hw_get_tsf64(sc->ah);
237 len += snprintf(buf+len, sizeof(buf)-len,
238 "TSF\t\t0x%016llx\tTU: %08x\n",
239 (unsigned long long)tsf, TSF_TO_TU(tsf));
241 return simple_read_from_buffer(user_buf, count, ppos, buf, len);
244 static ssize_t write_file_beacon(struct file *file,
245 const char __user *userbuf,
246 size_t count, loff_t *ppos)
248 struct ath5k_softc *sc = file->private_data;
249 struct ath5k_hw *ah = sc->ah;
252 if (copy_from_user(buf, userbuf, min(count, sizeof(buf))))
255 if (strncmp(buf, "disable", 7) == 0) {
256 AR5K_REG_DISABLE_BITS(ah, AR5K_BEACON, AR5K_BEACON_ENABLE);
257 printk(KERN_INFO "debugfs disable beacons\n");
258 } else if (strncmp(buf, "enable", 6) == 0) {
259 AR5K_REG_ENABLE_BITS(ah, AR5K_BEACON, AR5K_BEACON_ENABLE);
260 printk(KERN_INFO "debugfs enable beacons\n");
265 static const struct file_operations fops_beacon = {
266 .read = read_file_beacon,
267 .write = write_file_beacon,
268 .open = ath5k_debugfs_open,
269 .owner = THIS_MODULE,
275 static ssize_t write_file_reset(struct file *file,
276 const char __user *userbuf,
277 size_t count, loff_t *ppos)
279 struct ath5k_softc *sc = file->private_data;
280 tasklet_schedule(&sc->restq);
284 static const struct file_operations fops_reset = {
285 .write = write_file_reset,
286 .open = ath5k_debugfs_open,
287 .owner = THIS_MODULE,
291 /* debugfs: debug level */
293 static const struct {
294 enum ath5k_debug_level level;
298 { ATH5K_DEBUG_RESET, "reset", "reset and initialization" },
299 { ATH5K_DEBUG_INTR, "intr", "interrupt handling" },
300 { ATH5K_DEBUG_MODE, "mode", "mode init/setup" },
301 { ATH5K_DEBUG_XMIT, "xmit", "basic xmit operation" },
302 { ATH5K_DEBUG_BEACON, "beacon", "beacon handling" },
303 { ATH5K_DEBUG_CALIBRATE, "calib", "periodic calibration" },
304 { ATH5K_DEBUG_TXPOWER, "txpower", "transmit power setting" },
305 { ATH5K_DEBUG_LED, "led", "LED management" },
306 { ATH5K_DEBUG_DUMP_RX, "dumprx", "print received skb content" },
307 { ATH5K_DEBUG_DUMP_TX, "dumptx", "print transmit skb content" },
308 { ATH5K_DEBUG_DUMPBANDS, "dumpbands", "dump bands" },
309 { ATH5K_DEBUG_TRACE, "trace", "trace function calls" },
310 { ATH5K_DEBUG_ANY, "all", "show all debug levels" },
313 static ssize_t read_file_debug(struct file *file, char __user *user_buf,
314 size_t count, loff_t *ppos)
316 struct ath5k_softc *sc = file->private_data;
318 unsigned int len = 0;
321 len += snprintf(buf+len, sizeof(buf)-len,
322 "DEBUG LEVEL: 0x%08x\n\n", sc->debug.level);
324 for (i = 0; i < ARRAY_SIZE(dbg_info) - 1; i++) {
325 len += snprintf(buf+len, sizeof(buf)-len,
326 "%10s %c 0x%08x - %s\n", dbg_info[i].name,
327 sc->debug.level & dbg_info[i].level ? '+' : ' ',
328 dbg_info[i].level, dbg_info[i].desc);
330 len += snprintf(buf+len, sizeof(buf)-len,
331 "%10s %c 0x%08x - %s\n", dbg_info[i].name,
332 sc->debug.level == dbg_info[i].level ? '+' : ' ',
333 dbg_info[i].level, dbg_info[i].desc);
335 return simple_read_from_buffer(user_buf, count, ppos, buf, len);
338 static ssize_t write_file_debug(struct file *file,
339 const char __user *userbuf,
340 size_t count, loff_t *ppos)
342 struct ath5k_softc *sc = file->private_data;
346 if (copy_from_user(buf, userbuf, min(count, sizeof(buf))))
349 for (i = 0; i < ARRAY_SIZE(dbg_info); i++) {
350 if (strncmp(buf, dbg_info[i].name,
351 strlen(dbg_info[i].name)) == 0) {
352 sc->debug.level ^= dbg_info[i].level; /* toggle bit */
359 static const struct file_operations fops_debug = {
360 .read = read_file_debug,
361 .write = write_file_debug,
362 .open = ath5k_debugfs_open,
363 .owner = THIS_MODULE,
367 /* debugfs: antenna */
369 static ssize_t read_file_antenna(struct file *file, char __user *user_buf,
370 size_t count, loff_t *ppos)
372 struct ath5k_softc *sc = file->private_data;
374 unsigned int len = 0;
378 len += snprintf(buf+len, sizeof(buf)-len, "antenna mode\t%d\n",
379 sc->ah->ah_ant_mode);
380 len += snprintf(buf+len, sizeof(buf)-len, "default antenna\t%d\n",
382 len += snprintf(buf+len, sizeof(buf)-len, "tx antenna\t%d\n",
385 len += snprintf(buf+len, sizeof(buf)-len, "\nANTENNA\t\tRX\tTX\n");
386 for (i = 1; i < ARRAY_SIZE(sc->stats.antenna_rx); i++) {
387 len += snprintf(buf+len, sizeof(buf)-len,
388 "[antenna %d]\t%d\t%d\n",
389 i, sc->stats.antenna_rx[i], sc->stats.antenna_tx[i]);
391 len += snprintf(buf+len, sizeof(buf)-len, "[invalid]\t%d\t%d\n",
392 sc->stats.antenna_rx[0], sc->stats.antenna_tx[0]);
394 v = ath5k_hw_reg_read(sc->ah, AR5K_DEFAULT_ANTENNA);
395 len += snprintf(buf+len, sizeof(buf)-len,
396 "\nAR5K_DEFAULT_ANTENNA\t0x%08x\n", v);
398 v = ath5k_hw_reg_read(sc->ah, AR5K_STA_ID1);
399 len += snprintf(buf+len, sizeof(buf)-len,
400 "AR5K_STA_ID1_DEFAULT_ANTENNA\t%d\n",
401 (v & AR5K_STA_ID1_DEFAULT_ANTENNA) != 0);
402 len += snprintf(buf+len, sizeof(buf)-len,
403 "AR5K_STA_ID1_DESC_ANTENNA\t%d\n",
404 (v & AR5K_STA_ID1_DESC_ANTENNA) != 0);
405 len += snprintf(buf+len, sizeof(buf)-len,
406 "AR5K_STA_ID1_RTS_DEF_ANTENNA\t%d\n",
407 (v & AR5K_STA_ID1_RTS_DEF_ANTENNA) != 0);
408 len += snprintf(buf+len, sizeof(buf)-len,
409 "AR5K_STA_ID1_SELFGEN_DEF_ANT\t%d\n",
410 (v & AR5K_STA_ID1_SELFGEN_DEF_ANT) != 0);
412 v = ath5k_hw_reg_read(sc->ah, AR5K_PHY_AGCCTL);
413 len += snprintf(buf+len, sizeof(buf)-len,
414 "\nAR5K_PHY_AGCCTL_OFDM_DIV_DIS\t%d\n",
415 (v & AR5K_PHY_AGCCTL_OFDM_DIV_DIS) != 0);
417 v = ath5k_hw_reg_read(sc->ah, AR5K_PHY_RESTART);
418 len += snprintf(buf+len, sizeof(buf)-len,
419 "AR5K_PHY_RESTART_DIV_GC\t\t%x\n",
420 (v & AR5K_PHY_RESTART_DIV_GC) >> AR5K_PHY_RESTART_DIV_GC_S);
422 v = ath5k_hw_reg_read(sc->ah, AR5K_PHY_FAST_ANT_DIV);
423 len += snprintf(buf+len, sizeof(buf)-len,
424 "AR5K_PHY_FAST_ANT_DIV_EN\t%d\n",
425 (v & AR5K_PHY_FAST_ANT_DIV_EN) != 0);
427 return simple_read_from_buffer(user_buf, count, ppos, buf, len);
430 static ssize_t write_file_antenna(struct file *file,
431 const char __user *userbuf,
432 size_t count, loff_t *ppos)
434 struct ath5k_softc *sc = file->private_data;
438 if (copy_from_user(buf, userbuf, min(count, sizeof(buf))))
441 if (strncmp(buf, "diversity", 9) == 0) {
442 ath5k_hw_set_antenna_mode(sc->ah, AR5K_ANTMODE_DEFAULT);
443 printk(KERN_INFO "ath5k debug: enable diversity\n");
444 } else if (strncmp(buf, "fixed-a", 7) == 0) {
445 ath5k_hw_set_antenna_mode(sc->ah, AR5K_ANTMODE_FIXED_A);
446 printk(KERN_INFO "ath5k debugfs: fixed antenna A\n");
447 } else if (strncmp(buf, "fixed-b", 7) == 0) {
448 ath5k_hw_set_antenna_mode(sc->ah, AR5K_ANTMODE_FIXED_B);
449 printk(KERN_INFO "ath5k debug: fixed antenna B\n");
450 } else if (strncmp(buf, "clear", 5) == 0) {
451 for (i = 0; i < ARRAY_SIZE(sc->stats.antenna_rx); i++) {
452 sc->stats.antenna_rx[i] = 0;
453 sc->stats.antenna_tx[i] = 0;
455 printk(KERN_INFO "ath5k debug: cleared antenna stats\n");
460 static const struct file_operations fops_antenna = {
461 .read = read_file_antenna,
462 .write = write_file_antenna,
463 .open = ath5k_debugfs_open,
464 .owner = THIS_MODULE,
468 /* debugfs: frameerrors */
470 static ssize_t read_file_frameerrors(struct file *file, char __user *user_buf,
471 size_t count, loff_t *ppos)
473 struct ath5k_softc *sc = file->private_data;
474 struct ath5k_statistics *st = &sc->stats;
476 unsigned int len = 0;
478 len += snprintf(buf+len, sizeof(buf)-len,
479 "RX\n---------------------\n");
480 len += snprintf(buf+len, sizeof(buf)-len, "CRC\t%d\t(%d%%)\n",
482 st->rx_all_count > 0 ?
483 st->rxerr_crc*100/st->rx_all_count : 0);
484 len += snprintf(buf+len, sizeof(buf)-len, "PHY\t%d\t(%d%%)\n",
486 st->rx_all_count > 0 ?
487 st->rxerr_phy*100/st->rx_all_count : 0);
488 len += snprintf(buf+len, sizeof(buf)-len, "FIFO\t%d\t(%d%%)\n",
490 st->rx_all_count > 0 ?
491 st->rxerr_fifo*100/st->rx_all_count : 0);
492 len += snprintf(buf+len, sizeof(buf)-len, "decrypt\t%d\t(%d%%)\n",
494 st->rx_all_count > 0 ?
495 st->rxerr_decrypt*100/st->rx_all_count : 0);
496 len += snprintf(buf+len, sizeof(buf)-len, "MIC\t%d\t(%d%%)\n",
498 st->rx_all_count > 0 ?
499 st->rxerr_mic*100/st->rx_all_count : 0);
500 len += snprintf(buf+len, sizeof(buf)-len, "process\t%d\t(%d%%)\n",
502 st->rx_all_count > 0 ?
503 st->rxerr_proc*100/st->rx_all_count : 0);
504 len += snprintf(buf+len, sizeof(buf)-len, "jumbo\t%d\t(%d%%)\n",
506 st->rx_all_count > 0 ?
507 st->rxerr_jumbo*100/st->rx_all_count : 0);
508 len += snprintf(buf+len, sizeof(buf)-len, "[RX all\t%d]\n",
511 len += snprintf(buf+len, sizeof(buf)-len,
512 "\nTX\n---------------------\n");
513 len += snprintf(buf+len, sizeof(buf)-len, "retry\t%d\t(%d%%)\n",
515 st->tx_all_count > 0 ?
516 st->txerr_retry*100/st->tx_all_count : 0);
517 len += snprintf(buf+len, sizeof(buf)-len, "FIFO\t%d\t(%d%%)\n",
519 st->tx_all_count > 0 ?
520 st->txerr_fifo*100/st->tx_all_count : 0);
521 len += snprintf(buf+len, sizeof(buf)-len, "filter\t%d\t(%d%%)\n",
523 st->tx_all_count > 0 ?
524 st->txerr_filt*100/st->tx_all_count : 0);
525 len += snprintf(buf+len, sizeof(buf)-len, "[TX all\t%d]\n",
528 return simple_read_from_buffer(user_buf, count, ppos, buf, len);
531 static ssize_t write_file_frameerrors(struct file *file,
532 const char __user *userbuf,
533 size_t count, loff_t *ppos)
535 struct ath5k_softc *sc = file->private_data;
536 struct ath5k_statistics *st = &sc->stats;
539 if (copy_from_user(buf, userbuf, min(count, sizeof(buf))))
542 if (strncmp(buf, "clear", 5) == 0) {
546 st->rxerr_decrypt = 0;
550 st->rx_all_count = 0;
554 st->tx_all_count = 0;
555 printk(KERN_INFO "ath5k debug: cleared frameerrors stats\n");
560 static const struct file_operations fops_frameerrors = {
561 .read = read_file_frameerrors,
562 .write = write_file_frameerrors,
563 .open = ath5k_debugfs_open,
564 .owner = THIS_MODULE,
571 ath5k_debug_init(void)
573 ath5k_global_debugfs = debugfs_create_dir("ath5k", NULL);
577 ath5k_debug_init_device(struct ath5k_softc *sc)
579 sc->debug.level = ath5k_debug;
581 sc->debug.debugfs_phydir = debugfs_create_dir(wiphy_name(sc->hw->wiphy),
582 ath5k_global_debugfs);
584 sc->debug.debugfs_debug = debugfs_create_file("debug",
586 sc->debug.debugfs_phydir, sc, &fops_debug);
588 sc->debug.debugfs_registers = debugfs_create_file("registers", S_IRUSR,
589 sc->debug.debugfs_phydir, sc, &fops_registers);
591 sc->debug.debugfs_beacon = debugfs_create_file("beacon",
593 sc->debug.debugfs_phydir, sc, &fops_beacon);
595 sc->debug.debugfs_reset = debugfs_create_file("reset", S_IWUSR,
596 sc->debug.debugfs_phydir, sc, &fops_reset);
598 sc->debug.debugfs_antenna = debugfs_create_file("antenna",
600 sc->debug.debugfs_phydir, sc, &fops_antenna);
602 sc->debug.debugfs_frameerrors = debugfs_create_file("frameerrors",
604 sc->debug.debugfs_phydir, sc,
609 ath5k_debug_finish(void)
611 debugfs_remove(ath5k_global_debugfs);
615 ath5k_debug_finish_device(struct ath5k_softc *sc)
617 debugfs_remove(sc->debug.debugfs_debug);
618 debugfs_remove(sc->debug.debugfs_registers);
619 debugfs_remove(sc->debug.debugfs_beacon);
620 debugfs_remove(sc->debug.debugfs_reset);
621 debugfs_remove(sc->debug.debugfs_antenna);
622 debugfs_remove(sc->debug.debugfs_frameerrors);
623 debugfs_remove(sc->debug.debugfs_phydir);
627 /* functions used in other places */
630 ath5k_debug_dump_bands(struct ath5k_softc *sc)
634 if (likely(!(sc->debug.level & ATH5K_DEBUG_DUMPBANDS)))
639 for (b = 0; b < IEEE80211_NUM_BANDS; b++) {
640 struct ieee80211_supported_band *band = &sc->sbands[b];
642 switch (band->band) {
643 case IEEE80211_BAND_2GHZ:
644 strcpy(bname, "2 GHz");
646 case IEEE80211_BAND_5GHZ:
647 strcpy(bname, "5 GHz");
650 printk(KERN_DEBUG "Band not supported: %d\n",
654 printk(KERN_DEBUG "Band %s: channels %d, rates %d\n", bname,
655 band->n_channels, band->n_bitrates);
656 printk(KERN_DEBUG " channels:\n");
657 for (i = 0; i < band->n_channels; i++)
658 printk(KERN_DEBUG " %3d %d %.4x %.4x\n",
659 ieee80211_frequency_to_channel(
660 band->channels[i].center_freq),
661 band->channels[i].center_freq,
662 band->channels[i].hw_value,
663 band->channels[i].flags);
664 printk(KERN_DEBUG " rates:\n");
665 for (i = 0; i < band->n_bitrates; i++)
666 printk(KERN_DEBUG " %4d %.4x %.4x %.4x\n",
667 band->bitrates[i].bitrate,
668 band->bitrates[i].hw_value,
669 band->bitrates[i].flags,
670 band->bitrates[i].hw_value_short);
675 ath5k_debug_printrxbuf(struct ath5k_buf *bf, int done,
676 struct ath5k_rx_status *rs)
678 struct ath5k_desc *ds = bf->desc;
679 struct ath5k_hw_all_rx_desc *rd = &ds->ud.ds_rx;
681 printk(KERN_DEBUG "R (%p %llx) %08x %08x %08x %08x %08x %08x %c\n",
682 ds, (unsigned long long)bf->daddr,
683 ds->ds_link, ds->ds_data,
684 rd->rx_ctl.rx_control_0, rd->rx_ctl.rx_control_1,
685 rd->u.rx_stat.rx_status_0, rd->u.rx_stat.rx_status_0,
686 !done ? ' ' : (rs->rs_status == 0) ? '*' : '!');
690 ath5k_debug_printrxbuffs(struct ath5k_softc *sc, struct ath5k_hw *ah)
692 struct ath5k_desc *ds;
693 struct ath5k_buf *bf;
694 struct ath5k_rx_status rs = {};
697 if (likely(!(sc->debug.level & ATH5K_DEBUG_RESET)))
700 printk(KERN_DEBUG "rx queue %x, link %p\n",
701 ath5k_hw_get_rxdp(ah), sc->rxlink);
703 spin_lock_bh(&sc->rxbuflock);
704 list_for_each_entry(bf, &sc->rxbuf, list) {
706 status = ah->ah_proc_rx_desc(ah, ds, &rs);
708 ath5k_debug_printrxbuf(bf, status == 0, &rs);
710 spin_unlock_bh(&sc->rxbuflock);
714 ath5k_debug_dump_skb(struct ath5k_softc *sc,
715 struct sk_buff *skb, const char *prefix, int tx)
719 if (likely(!((tx && (sc->debug.level & ATH5K_DEBUG_DUMP_TX)) ||
720 (!tx && (sc->debug.level & ATH5K_DEBUG_DUMP_RX)))))
723 snprintf(buf, sizeof(buf), "%s %s", wiphy_name(sc->hw->wiphy), prefix);
725 print_hex_dump_bytes(buf, DUMP_PREFIX_NONE, skb->data,
726 min(200U, skb->len));
728 printk(KERN_DEBUG "\n");
732 ath5k_debug_printtxbuf(struct ath5k_softc *sc, struct ath5k_buf *bf)
734 struct ath5k_desc *ds = bf->desc;
735 struct ath5k_hw_5212_tx_desc *td = &ds->ud.ds_tx5212;
736 struct ath5k_tx_status ts = {};
739 if (likely(!(sc->debug.level & ATH5K_DEBUG_RESET)))
742 done = sc->ah->ah_proc_tx_desc(sc->ah, bf->desc, &ts);
744 printk(KERN_DEBUG "T (%p %llx) %08x %08x %08x %08x %08x %08x %08x "
745 "%08x %c\n", ds, (unsigned long long)bf->daddr, ds->ds_link,
746 ds->ds_data, td->tx_ctl.tx_control_0, td->tx_ctl.tx_control_1,
747 td->tx_ctl.tx_control_2, td->tx_ctl.tx_control_3,
748 td->tx_stat.tx_status_0, td->tx_stat.tx_status_1,
749 done ? ' ' : (ts.ts_status == 0) ? '*' : '!');
752 #endif /* ifdef CONFIG_ATH5K_DEBUG */