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ath5k: Print stats as unsigned ints.
[net-next-2.6.git] / drivers / net / wireless / ath / ath5k / debug.c
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fa1c114f 1/*
be9b7259 2 * Copyright (c) 2007-2008 Bruno Randolf <bruno@thinktube.com>
fa1c114f
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3 *
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.
8 *
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.
13 *
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/>.
16 *
17 *
18 * This file incorporates work covered by the following copyright and
19 * permission notice:
20 *
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>
26 *
27 * All rights reserved.
28 *
29 * Redistribution and use in source and binary forms, with or without
30 * modification, are permitted provided that the following conditions
31 * are met:
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.
42 *
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.
46 *
47 * NO WARRANTY
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.
59 */
60
fa1c114f 61#include "base.h"
c6e387a2 62#include "debug.h"
92c68a66 63#include "../debug.h"
fa1c114f
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64
65static unsigned int ath5k_debug;
66module_param_named(debug, ath5k_debug, uint, 0);
67
68
b446197c 69#ifdef CONFIG_ATH5K_DEBUG
fa1c114f
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70
71#include <linux/seq_file.h>
72#include "reg.h"
2111ac0d 73#include "ani.h"
fa1c114f 74
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75static int ath5k_debugfs_open(struct inode *inode, struct file *file)
76{
77 file->private_data = inode->i_private;
78 return 0;
79}
80
81
82/* debugfs: registers */
83
84struct reg {
2c91108c 85 const char *name;
fa1c114f
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86 int addr;
87};
88
89#define REG_STRUCT_INIT(r) { #r, r }
90
91/* just a few random registers, might want to add more */
2c91108c 92static const struct reg regs[] = {
fa1c114f
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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),
0bacdf30 132 REG_STRUCT_INIT(AR5K_CPCOVF),
fa1c114f
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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),
141};
142
143static void *reg_start(struct seq_file *seq, loff_t *pos)
144{
2c91108c 145 return *pos < ARRAY_SIZE(regs) ? (void *)&regs[*pos] : NULL;
fa1c114f
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146}
147
148static void reg_stop(struct seq_file *seq, void *p)
149{
150 /* nothing to do */
151}
152
153static void *reg_next(struct seq_file *seq, void *p, loff_t *pos)
154{
155 ++*pos;
2c91108c 156 return *pos < ARRAY_SIZE(regs) ? (void *)&regs[*pos] : NULL;
fa1c114f
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157}
158
159static int reg_show(struct seq_file *seq, void *p)
160{
161 struct ath5k_softc *sc = seq->private;
162 struct reg *r = p;
163 seq_printf(seq, "%-25s0x%08x\n", r->name,
164 ath5k_hw_reg_read(sc->ah, r->addr));
165 return 0;
166}
167
4101dec9 168static const struct seq_operations register_seq_ops = {
fa1c114f
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169 .start = reg_start,
170 .next = reg_next,
171 .stop = reg_stop,
172 .show = reg_show
173};
174
175static int open_file_registers(struct inode *inode, struct file *file)
176{
177 struct seq_file *s;
178 int res;
179 res = seq_open(file, &register_seq_ops);
180 if (res == 0) {
181 s = file->private_data;
182 s->private = inode->i_private;
183 }
184 return res;
185}
186
187static const struct file_operations fops_registers = {
188 .open = open_file_registers,
189 .read = seq_read,
190 .llseek = seq_lseek,
191 .release = seq_release,
192 .owner = THIS_MODULE,
193};
194
195
fa1c114f
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196/* debugfs: beacons */
197
198static ssize_t read_file_beacon(struct file *file, char __user *user_buf,
199 size_t count, loff_t *ppos)
200{
201 struct ath5k_softc *sc = file->private_data;
202 struct ath5k_hw *ah = sc->ah;
be9b7259
BR
203 char buf[500];
204 unsigned int len = 0;
fa1c114f
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205 unsigned int v;
206 u64 tsf;
207
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);
213
214 len += snprintf(buf+len, sizeof(buf)-len, "%-24s0x%08x\n",
215 "AR5K_LAST_TSTP", ath5k_hw_reg_read(sc->ah, AR5K_LAST_TSTP));
216
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));
219
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);
223
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);
227
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);
231
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);
235
236 tsf = ath5k_hw_get_tsf64(sc->ah);
237 len += snprintf(buf+len, sizeof(buf)-len,
f868f4e1
JL
238 "TSF\t\t0x%016llx\tTU: %08x\n",
239 (unsigned long long)tsf, TSF_TO_TU(tsf));
fa1c114f 240
2189d13f
DC
241 if (len > sizeof(buf))
242 len = sizeof(buf);
243
fa1c114f
JS
244 return simple_read_from_buffer(user_buf, count, ppos, buf, len);
245}
246
247static ssize_t write_file_beacon(struct file *file,
248 const char __user *userbuf,
249 size_t count, loff_t *ppos)
250{
251 struct ath5k_softc *sc = file->private_data;
252 struct ath5k_hw *ah = sc->ah;
be9b7259 253 char buf[20];
fa1c114f 254
be9b7259
BR
255 if (copy_from_user(buf, userbuf, min(count, sizeof(buf))))
256 return -EFAULT;
257
258 if (strncmp(buf, "disable", 7) == 0) {
fa1c114f
JS
259 AR5K_REG_DISABLE_BITS(ah, AR5K_BEACON, AR5K_BEACON_ENABLE);
260 printk(KERN_INFO "debugfs disable beacons\n");
be9b7259 261 } else if (strncmp(buf, "enable", 6) == 0) {
fa1c114f
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262 AR5K_REG_ENABLE_BITS(ah, AR5K_BEACON, AR5K_BEACON_ENABLE);
263 printk(KERN_INFO "debugfs enable beacons\n");
264 }
265 return count;
266}
267
268static const struct file_operations fops_beacon = {
269 .read = read_file_beacon,
270 .write = write_file_beacon,
271 .open = ath5k_debugfs_open,
272 .owner = THIS_MODULE,
6038f373 273 .llseek = default_llseek,
fa1c114f
JS
274};
275
276
277/* debugfs: reset */
278
279static ssize_t write_file_reset(struct file *file,
280 const char __user *userbuf,
281 size_t count, loff_t *ppos)
282{
283 struct ath5k_softc *sc = file->private_data;
8d67a031 284 ATH5K_DBG(sc, ATH5K_DEBUG_RESET, "debug file triggered reset\n");
5faaff74 285 ieee80211_queue_work(sc->hw, &sc->reset_work);
fa1c114f
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286 return count;
287}
288
289static const struct file_operations fops_reset = {
290 .write = write_file_reset,
291 .open = ath5k_debugfs_open,
292 .owner = THIS_MODULE,
6038f373 293 .llseek = noop_llseek,
fa1c114f
JS
294};
295
296
be9b7259
BR
297/* debugfs: debug level */
298
2c91108c 299static const struct {
be9b7259
BR
300 enum ath5k_debug_level level;
301 const char *name;
302 const char *desc;
303} dbg_info[] = {
304 { ATH5K_DEBUG_RESET, "reset", "reset and initialization" },
305 { ATH5K_DEBUG_INTR, "intr", "interrupt handling" },
306 { ATH5K_DEBUG_MODE, "mode", "mode init/setup" },
307 { ATH5K_DEBUG_XMIT, "xmit", "basic xmit operation" },
308 { ATH5K_DEBUG_BEACON, "beacon", "beacon handling" },
309 { ATH5K_DEBUG_CALIBRATE, "calib", "periodic calibration" },
310 { ATH5K_DEBUG_TXPOWER, "txpower", "transmit power setting" },
85519a65 311 { ATH5K_DEBUG_LED, "led", "LED management" },
be9b7259
BR
312 { ATH5K_DEBUG_DUMP_RX, "dumprx", "print received skb content" },
313 { ATH5K_DEBUG_DUMP_TX, "dumptx", "print transmit skb content" },
b446197c 314 { ATH5K_DEBUG_DUMPBANDS, "dumpbands", "dump bands" },
2111ac0d 315 { ATH5K_DEBUG_ANI, "ani", "adaptive noise immunity" },
b4c52612 316 { ATH5K_DEBUG_DESC, "desc", "descriptor chains" },
be9b7259
BR
317 { ATH5K_DEBUG_ANY, "all", "show all debug levels" },
318};
319
320static ssize_t read_file_debug(struct file *file, char __user *user_buf,
321 size_t count, loff_t *ppos)
322{
323 struct ath5k_softc *sc = file->private_data;
324 char buf[700];
325 unsigned int len = 0;
326 unsigned int i;
327
328 len += snprintf(buf+len, sizeof(buf)-len,
329 "DEBUG LEVEL: 0x%08x\n\n", sc->debug.level);
330
331 for (i = 0; i < ARRAY_SIZE(dbg_info) - 1; i++) {
332 len += snprintf(buf+len, sizeof(buf)-len,
333 "%10s %c 0x%08x - %s\n", dbg_info[i].name,
334 sc->debug.level & dbg_info[i].level ? '+' : ' ',
335 dbg_info[i].level, dbg_info[i].desc);
336 }
337 len += snprintf(buf+len, sizeof(buf)-len,
338 "%10s %c 0x%08x - %s\n", dbg_info[i].name,
339 sc->debug.level == dbg_info[i].level ? '+' : ' ',
340 dbg_info[i].level, dbg_info[i].desc);
341
2189d13f
DC
342 if (len > sizeof(buf))
343 len = sizeof(buf);
344
be9b7259
BR
345 return simple_read_from_buffer(user_buf, count, ppos, buf, len);
346}
347
348static ssize_t write_file_debug(struct file *file,
349 const char __user *userbuf,
350 size_t count, loff_t *ppos)
351{
352 struct ath5k_softc *sc = file->private_data;
353 unsigned int i;
354 char buf[20];
355
356 if (copy_from_user(buf, userbuf, min(count, sizeof(buf))))
357 return -EFAULT;
358
359 for (i = 0; i < ARRAY_SIZE(dbg_info); i++) {
360 if (strncmp(buf, dbg_info[i].name,
361 strlen(dbg_info[i].name)) == 0) {
362 sc->debug.level ^= dbg_info[i].level; /* toggle bit */
363 break;
364 }
365 }
366 return count;
367}
368
369static const struct file_operations fops_debug = {
370 .read = read_file_debug,
371 .write = write_file_debug,
372 .open = ath5k_debugfs_open,
373 .owner = THIS_MODULE,
6038f373 374 .llseek = default_llseek,
be9b7259
BR
375};
376
377
604eeadd
BR
378/* debugfs: antenna */
379
380static ssize_t read_file_antenna(struct file *file, char __user *user_buf,
381 size_t count, loff_t *ppos)
382{
383 struct ath5k_softc *sc = file->private_data;
384 char buf[700];
385 unsigned int len = 0;
386 unsigned int i;
387 unsigned int v;
388
389 len += snprintf(buf+len, sizeof(buf)-len, "antenna mode\t%d\n",
390 sc->ah->ah_ant_mode);
391 len += snprintf(buf+len, sizeof(buf)-len, "default antenna\t%d\n",
392 sc->ah->ah_def_ant);
393 len += snprintf(buf+len, sizeof(buf)-len, "tx antenna\t%d\n",
394 sc->ah->ah_tx_ant);
395
396 len += snprintf(buf+len, sizeof(buf)-len, "\nANTENNA\t\tRX\tTX\n");
397 for (i = 1; i < ARRAY_SIZE(sc->stats.antenna_rx); i++) {
398 len += snprintf(buf+len, sizeof(buf)-len,
399 "[antenna %d]\t%d\t%d\n",
400 i, sc->stats.antenna_rx[i], sc->stats.antenna_tx[i]);
401 }
402 len += snprintf(buf+len, sizeof(buf)-len, "[invalid]\t%d\t%d\n",
403 sc->stats.antenna_rx[0], sc->stats.antenna_tx[0]);
404
405 v = ath5k_hw_reg_read(sc->ah, AR5K_DEFAULT_ANTENNA);
406 len += snprintf(buf+len, sizeof(buf)-len,
407 "\nAR5K_DEFAULT_ANTENNA\t0x%08x\n", v);
408
409 v = ath5k_hw_reg_read(sc->ah, AR5K_STA_ID1);
410 len += snprintf(buf+len, sizeof(buf)-len,
411 "AR5K_STA_ID1_DEFAULT_ANTENNA\t%d\n",
412 (v & AR5K_STA_ID1_DEFAULT_ANTENNA) != 0);
413 len += snprintf(buf+len, sizeof(buf)-len,
414 "AR5K_STA_ID1_DESC_ANTENNA\t%d\n",
415 (v & AR5K_STA_ID1_DESC_ANTENNA) != 0);
416 len += snprintf(buf+len, sizeof(buf)-len,
417 "AR5K_STA_ID1_RTS_DEF_ANTENNA\t%d\n",
418 (v & AR5K_STA_ID1_RTS_DEF_ANTENNA) != 0);
419 len += snprintf(buf+len, sizeof(buf)-len,
420 "AR5K_STA_ID1_SELFGEN_DEF_ANT\t%d\n",
421 (v & AR5K_STA_ID1_SELFGEN_DEF_ANT) != 0);
422
423 v = ath5k_hw_reg_read(sc->ah, AR5K_PHY_AGCCTL);
424 len += snprintf(buf+len, sizeof(buf)-len,
425 "\nAR5K_PHY_AGCCTL_OFDM_DIV_DIS\t%d\n",
426 (v & AR5K_PHY_AGCCTL_OFDM_DIV_DIS) != 0);
427
428 v = ath5k_hw_reg_read(sc->ah, AR5K_PHY_RESTART);
429 len += snprintf(buf+len, sizeof(buf)-len,
430 "AR5K_PHY_RESTART_DIV_GC\t\t%x\n",
431 (v & AR5K_PHY_RESTART_DIV_GC) >> AR5K_PHY_RESTART_DIV_GC_S);
432
433 v = ath5k_hw_reg_read(sc->ah, AR5K_PHY_FAST_ANT_DIV);
434 len += snprintf(buf+len, sizeof(buf)-len,
435 "AR5K_PHY_FAST_ANT_DIV_EN\t%d\n",
436 (v & AR5K_PHY_FAST_ANT_DIV_EN) != 0);
437
0ca74027
BR
438 v = ath5k_hw_reg_read(sc->ah, AR5K_PHY_ANT_SWITCH_TABLE_0);
439 len += snprintf(buf+len, sizeof(buf)-len,
440 "\nAR5K_PHY_ANT_SWITCH_TABLE_0\t0x%08x\n", v);
441 v = ath5k_hw_reg_read(sc->ah, AR5K_PHY_ANT_SWITCH_TABLE_1);
442 len += snprintf(buf+len, sizeof(buf)-len,
443 "AR5K_PHY_ANT_SWITCH_TABLE_1\t0x%08x\n", v);
444
2189d13f
DC
445 if (len > sizeof(buf))
446 len = sizeof(buf);
447
604eeadd
BR
448 return simple_read_from_buffer(user_buf, count, ppos, buf, len);
449}
450
451static ssize_t write_file_antenna(struct file *file,
452 const char __user *userbuf,
453 size_t count, loff_t *ppos)
454{
455 struct ath5k_softc *sc = file->private_data;
456 unsigned int i;
457 char buf[20];
458
459 if (copy_from_user(buf, userbuf, min(count, sizeof(buf))))
460 return -EFAULT;
461
462 if (strncmp(buf, "diversity", 9) == 0) {
463 ath5k_hw_set_antenna_mode(sc->ah, AR5K_ANTMODE_DEFAULT);
464 printk(KERN_INFO "ath5k debug: enable diversity\n");
465 } else if (strncmp(buf, "fixed-a", 7) == 0) {
466 ath5k_hw_set_antenna_mode(sc->ah, AR5K_ANTMODE_FIXED_A);
467 printk(KERN_INFO "ath5k debugfs: fixed antenna A\n");
468 } else if (strncmp(buf, "fixed-b", 7) == 0) {
469 ath5k_hw_set_antenna_mode(sc->ah, AR5K_ANTMODE_FIXED_B);
470 printk(KERN_INFO "ath5k debug: fixed antenna B\n");
471 } else if (strncmp(buf, "clear", 5) == 0) {
472 for (i = 0; i < ARRAY_SIZE(sc->stats.antenna_rx); i++) {
473 sc->stats.antenna_rx[i] = 0;
474 sc->stats.antenna_tx[i] = 0;
475 }
476 printk(KERN_INFO "ath5k debug: cleared antenna stats\n");
477 }
478 return count;
479}
480
481static const struct file_operations fops_antenna = {
482 .read = read_file_antenna,
483 .write = write_file_antenna,
484 .open = ath5k_debugfs_open,
485 .owner = THIS_MODULE,
6038f373 486 .llseek = default_llseek,
604eeadd
BR
487};
488
87fd2e6c
BG
489/* debugfs: misc */
490
491static ssize_t read_file_misc(struct file *file, char __user *user_buf,
492 size_t count, loff_t *ppos)
493{
494 struct ath5k_softc *sc = file->private_data;
495 char buf[700];
496 unsigned int len = 0;
497 u32 filt = ath5k_hw_get_rx_filter(sc->ah);
498
499 len += snprintf(buf+len, sizeof(buf)-len, "bssid-mask: %pM\n",
500 sc->bssidmask);
501 len += snprintf(buf+len, sizeof(buf)-len, "filter-flags: 0x%x ",
502 filt);
503 if (filt & AR5K_RX_FILTER_UCAST)
504 len += snprintf(buf+len, sizeof(buf)-len, " UCAST");
505 if (filt & AR5K_RX_FILTER_MCAST)
506 len += snprintf(buf+len, sizeof(buf)-len, " MCAST");
507 if (filt & AR5K_RX_FILTER_BCAST)
508 len += snprintf(buf+len, sizeof(buf)-len, " BCAST");
509 if (filt & AR5K_RX_FILTER_CONTROL)
510 len += snprintf(buf+len, sizeof(buf)-len, " CONTROL");
511 if (filt & AR5K_RX_FILTER_BEACON)
512 len += snprintf(buf+len, sizeof(buf)-len, " BEACON");
513 if (filt & AR5K_RX_FILTER_PROM)
514 len += snprintf(buf+len, sizeof(buf)-len, " PROM");
515 if (filt & AR5K_RX_FILTER_XRPOLL)
516 len += snprintf(buf+len, sizeof(buf)-len, " XRPOLL");
517 if (filt & AR5K_RX_FILTER_PROBEREQ)
518 len += snprintf(buf+len, sizeof(buf)-len, " PROBEREQ");
519 if (filt & AR5K_RX_FILTER_PHYERR_5212)
520 len += snprintf(buf+len, sizeof(buf)-len, " PHYERR-5212");
521 if (filt & AR5K_RX_FILTER_RADARERR_5212)
522 len += snprintf(buf+len, sizeof(buf)-len, " RADARERR-5212");
523 if (filt & AR5K_RX_FILTER_PHYERR_5211)
524 snprintf(buf+len, sizeof(buf)-len, " PHYERR-5211");
525 if (filt & AR5K_RX_FILTER_RADARERR_5211)
908ebfb9
JP
526 len += snprintf(buf+len, sizeof(buf)-len, " RADARERR-5211");
527
528 len += snprintf(buf+len, sizeof(buf)-len, "\nopmode: %s (%d)\n",
529 ath_opmode_to_string(sc->opmode), sc->opmode);
92c68a66 530
87fd2e6c
BG
531 if (len > sizeof(buf))
532 len = sizeof(buf);
533
534 return simple_read_from_buffer(user_buf, count, ppos, buf, len);
535}
536
537static const struct file_operations fops_misc = {
538 .read = read_file_misc,
539 .open = ath5k_debugfs_open,
540 .owner = THIS_MODULE,
541};
542
604eeadd 543
7644395f
BR
544/* debugfs: frameerrors */
545
546static ssize_t read_file_frameerrors(struct file *file, char __user *user_buf,
547 size_t count, loff_t *ppos)
548{
549 struct ath5k_softc *sc = file->private_data;
550 struct ath5k_statistics *st = &sc->stats;
551 char buf[700];
552 unsigned int len = 0;
da35111a 553 int i;
7644395f
BR
554
555 len += snprintf(buf+len, sizeof(buf)-len,
556 "RX\n---------------------\n");
5d882c97 557 len += snprintf(buf+len, sizeof(buf)-len, "CRC\t%u\t(%u%%)\n",
7644395f
BR
558 st->rxerr_crc,
559 st->rx_all_count > 0 ?
560 st->rxerr_crc*100/st->rx_all_count : 0);
5d882c97 561 len += snprintf(buf+len, sizeof(buf)-len, "PHY\t%u\t(%u%%)\n",
7644395f
BR
562 st->rxerr_phy,
563 st->rx_all_count > 0 ?
564 st->rxerr_phy*100/st->rx_all_count : 0);
da35111a
BR
565 for (i = 0; i < 32; i++) {
566 if (st->rxerr_phy_code[i])
567 len += snprintf(buf+len, sizeof(buf)-len,
5d882c97 568 " phy_err[%u]\t%u\n",
da35111a
BR
569 i, st->rxerr_phy_code[i]);
570 }
571
5d882c97 572 len += snprintf(buf+len, sizeof(buf)-len, "FIFO\t%u\t(%u%%)\n",
7644395f
BR
573 st->rxerr_fifo,
574 st->rx_all_count > 0 ?
575 st->rxerr_fifo*100/st->rx_all_count : 0);
5d882c97 576 len += snprintf(buf+len, sizeof(buf)-len, "decrypt\t%u\t(%u%%)\n",
7644395f
BR
577 st->rxerr_decrypt,
578 st->rx_all_count > 0 ?
579 st->rxerr_decrypt*100/st->rx_all_count : 0);
5d882c97 580 len += snprintf(buf+len, sizeof(buf)-len, "MIC\t%u\t(%u%%)\n",
7644395f
BR
581 st->rxerr_mic,
582 st->rx_all_count > 0 ?
583 st->rxerr_mic*100/st->rx_all_count : 0);
5d882c97 584 len += snprintf(buf+len, sizeof(buf)-len, "process\t%u\t(%u%%)\n",
7644395f
BR
585 st->rxerr_proc,
586 st->rx_all_count > 0 ?
587 st->rxerr_proc*100/st->rx_all_count : 0);
5d882c97 588 len += snprintf(buf+len, sizeof(buf)-len, "jumbo\t%u\t(%u%%)\n",
7644395f
BR
589 st->rxerr_jumbo,
590 st->rx_all_count > 0 ?
591 st->rxerr_jumbo*100/st->rx_all_count : 0);
5d882c97 592 len += snprintf(buf+len, sizeof(buf)-len, "[RX all\t%u]\n",
7644395f 593 st->rx_all_count);
5d882c97 594 len += snprintf(buf+len, sizeof(buf)-len, "RX-all-bytes\t%u\n",
b72acddb 595 st->rx_bytes_count);
7644395f
BR
596
597 len += snprintf(buf+len, sizeof(buf)-len,
598 "\nTX\n---------------------\n");
5d882c97 599 len += snprintf(buf+len, sizeof(buf)-len, "retry\t%u\t(%u%%)\n",
7644395f
BR
600 st->txerr_retry,
601 st->tx_all_count > 0 ?
602 st->txerr_retry*100/st->tx_all_count : 0);
5d882c97 603 len += snprintf(buf+len, sizeof(buf)-len, "FIFO\t%u\t(%u%%)\n",
7644395f
BR
604 st->txerr_fifo,
605 st->tx_all_count > 0 ?
606 st->txerr_fifo*100/st->tx_all_count : 0);
5d882c97 607 len += snprintf(buf+len, sizeof(buf)-len, "filter\t%u\t(%u%%)\n",
7644395f
BR
608 st->txerr_filt,
609 st->tx_all_count > 0 ?
610 st->txerr_filt*100/st->tx_all_count : 0);
5d882c97 611 len += snprintf(buf+len, sizeof(buf)-len, "[TX all\t%u]\n",
7644395f 612 st->tx_all_count);
5d882c97 613 len += snprintf(buf+len, sizeof(buf)-len, "TX-all-bytes\t%u\n",
b72acddb 614 st->tx_bytes_count);
7644395f 615
2189d13f
DC
616 if (len > sizeof(buf))
617 len = sizeof(buf);
618
7644395f
BR
619 return simple_read_from_buffer(user_buf, count, ppos, buf, len);
620}
621
622static ssize_t write_file_frameerrors(struct file *file,
623 const char __user *userbuf,
624 size_t count, loff_t *ppos)
625{
626 struct ath5k_softc *sc = file->private_data;
627 struct ath5k_statistics *st = &sc->stats;
628 char buf[20];
629
630 if (copy_from_user(buf, userbuf, min(count, sizeof(buf))))
631 return -EFAULT;
632
633 if (strncmp(buf, "clear", 5) == 0) {
634 st->rxerr_crc = 0;
635 st->rxerr_phy = 0;
636 st->rxerr_fifo = 0;
637 st->rxerr_decrypt = 0;
638 st->rxerr_mic = 0;
639 st->rxerr_proc = 0;
640 st->rxerr_jumbo = 0;
641 st->rx_all_count = 0;
642 st->txerr_retry = 0;
643 st->txerr_fifo = 0;
644 st->txerr_filt = 0;
645 st->tx_all_count = 0;
646 printk(KERN_INFO "ath5k debug: cleared frameerrors stats\n");
647 }
648 return count;
649}
650
651static const struct file_operations fops_frameerrors = {
652 .read = read_file_frameerrors,
653 .write = write_file_frameerrors,
654 .open = ath5k_debugfs_open,
655 .owner = THIS_MODULE,
6038f373 656 .llseek = default_llseek,
7644395f
BR
657};
658
659
2111ac0d
BR
660/* debugfs: ani */
661
662static ssize_t read_file_ani(struct file *file, char __user *user_buf,
663 size_t count, loff_t *ppos)
664{
665 struct ath5k_softc *sc = file->private_data;
666 struct ath5k_statistics *st = &sc->stats;
667 struct ath5k_ani_state *as = &sc->ani_state;
668
669 char buf[700];
670 unsigned int len = 0;
671
672 len += snprintf(buf+len, sizeof(buf)-len,
673 "HW has PHY error counters:\t%s\n",
674 sc->ah->ah_capabilities.cap_has_phyerr_counters ?
675 "yes" : "no");
676 len += snprintf(buf+len, sizeof(buf)-len,
677 "HW max spur immunity level:\t%d\n",
678 as->max_spur_level);
679 len += snprintf(buf+len, sizeof(buf)-len,
680 "\nANI state\n--------------------------------------------\n");
681 len += snprintf(buf+len, sizeof(buf)-len, "operating mode:\t\t\t");
682 switch (as->ani_mode) {
683 case ATH5K_ANI_MODE_OFF:
684 len += snprintf(buf+len, sizeof(buf)-len, "OFF\n");
685 break;
686 case ATH5K_ANI_MODE_MANUAL_LOW:
687 len += snprintf(buf+len, sizeof(buf)-len,
688 "MANUAL LOW\n");
689 break;
690 case ATH5K_ANI_MODE_MANUAL_HIGH:
691 len += snprintf(buf+len, sizeof(buf)-len,
692 "MANUAL HIGH\n");
693 break;
694 case ATH5K_ANI_MODE_AUTO:
695 len += snprintf(buf+len, sizeof(buf)-len, "AUTO\n");
696 break;
697 default:
698 len += snprintf(buf+len, sizeof(buf)-len,
699 "??? (not good)\n");
700 break;
701 }
702 len += snprintf(buf+len, sizeof(buf)-len,
703 "noise immunity level:\t\t%d\n",
704 as->noise_imm_level);
705 len += snprintf(buf+len, sizeof(buf)-len,
706 "spur immunity level:\t\t%d\n",
707 as->spur_level);
708 len += snprintf(buf+len, sizeof(buf)-len, "firstep level:\t\t\t%d\n",
709 as->firstep_level);
710 len += snprintf(buf+len, sizeof(buf)-len,
711 "OFDM weak signal detection:\t%s\n",
712 as->ofdm_weak_sig ? "on" : "off");
713 len += snprintf(buf+len, sizeof(buf)-len,
714 "CCK weak signal detection:\t%s\n",
715 as->cck_weak_sig ? "on" : "off");
716
717 len += snprintf(buf+len, sizeof(buf)-len,
718 "\nMIB INTERRUPTS:\t\t%u\n",
719 st->mib_intr);
720 len += snprintf(buf+len, sizeof(buf)-len,
721 "beacon RSSI average:\t%d\n",
722 sc->ah->ah_beacon_rssi_avg.avg);
7109ca5c
FF
723
724#define CC_PRINT(_struct, _field) \
725 _struct._field, \
726 _struct.cycles > 0 ? \
727 _struct._field*100/_struct.cycles : 0
728
2111ac0d 729 len += snprintf(buf+len, sizeof(buf)-len, "profcnt tx\t\t%u\t(%d%%)\n",
7109ca5c 730 CC_PRINT(as->last_cc, tx_frame));
2111ac0d 731 len += snprintf(buf+len, sizeof(buf)-len, "profcnt rx\t\t%u\t(%d%%)\n",
7109ca5c 732 CC_PRINT(as->last_cc, rx_frame));
2111ac0d 733 len += snprintf(buf+len, sizeof(buf)-len, "profcnt busy\t\t%u\t(%d%%)\n",
7109ca5c
FF
734 CC_PRINT(as->last_cc, rx_busy));
735#undef CC_PRINT
2111ac0d 736 len += snprintf(buf+len, sizeof(buf)-len, "profcnt cycles\t\t%u\n",
7109ca5c 737 as->last_cc.cycles);
2111ac0d
BR
738 len += snprintf(buf+len, sizeof(buf)-len,
739 "listen time\t\t%d\tlast: %d\n",
740 as->listen_time, as->last_listen);
741 len += snprintf(buf+len, sizeof(buf)-len,
742 "OFDM errors\t\t%u\tlast: %u\tsum: %u\n",
743 as->ofdm_errors, as->last_ofdm_errors,
744 as->sum_ofdm_errors);
745 len += snprintf(buf+len, sizeof(buf)-len,
746 "CCK errors\t\t%u\tlast: %u\tsum: %u\n",
747 as->cck_errors, as->last_cck_errors,
748 as->sum_cck_errors);
749 len += snprintf(buf+len, sizeof(buf)-len,
750 "AR5K_PHYERR_CNT1\t%x\t(=%d)\n",
751 ath5k_hw_reg_read(sc->ah, AR5K_PHYERR_CNT1),
752 ATH5K_ANI_OFDM_TRIG_HIGH - (ATH5K_PHYERR_CNT_MAX -
753 ath5k_hw_reg_read(sc->ah, AR5K_PHYERR_CNT1)));
754 len += snprintf(buf+len, sizeof(buf)-len,
755 "AR5K_PHYERR_CNT2\t%x\t(=%d)\n",
756 ath5k_hw_reg_read(sc->ah, AR5K_PHYERR_CNT2),
757 ATH5K_ANI_CCK_TRIG_HIGH - (ATH5K_PHYERR_CNT_MAX -
758 ath5k_hw_reg_read(sc->ah, AR5K_PHYERR_CNT2)));
759
2189d13f
DC
760 if (len > sizeof(buf))
761 len = sizeof(buf);
762
2111ac0d
BR
763 return simple_read_from_buffer(user_buf, count, ppos, buf, len);
764}
765
766static ssize_t write_file_ani(struct file *file,
767 const char __user *userbuf,
768 size_t count, loff_t *ppos)
769{
770 struct ath5k_softc *sc = file->private_data;
771 char buf[20];
772
773 if (copy_from_user(buf, userbuf, min(count, sizeof(buf))))
774 return -EFAULT;
775
776 if (strncmp(buf, "sens-low", 8) == 0) {
777 ath5k_ani_init(sc->ah, ATH5K_ANI_MODE_MANUAL_HIGH);
778 } else if (strncmp(buf, "sens-high", 9) == 0) {
779 ath5k_ani_init(sc->ah, ATH5K_ANI_MODE_MANUAL_LOW);
780 } else if (strncmp(buf, "ani-off", 7) == 0) {
781 ath5k_ani_init(sc->ah, ATH5K_ANI_MODE_OFF);
782 } else if (strncmp(buf, "ani-on", 6) == 0) {
783 ath5k_ani_init(sc->ah, ATH5K_ANI_MODE_AUTO);
784 } else if (strncmp(buf, "noise-low", 9) == 0) {
785 ath5k_ani_set_noise_immunity_level(sc->ah, 0);
786 } else if (strncmp(buf, "noise-high", 10) == 0) {
787 ath5k_ani_set_noise_immunity_level(sc->ah,
788 ATH5K_ANI_MAX_NOISE_IMM_LVL);
789 } else if (strncmp(buf, "spur-low", 8) == 0) {
790 ath5k_ani_set_spur_immunity_level(sc->ah, 0);
791 } else if (strncmp(buf, "spur-high", 9) == 0) {
792 ath5k_ani_set_spur_immunity_level(sc->ah,
793 sc->ani_state.max_spur_level);
794 } else if (strncmp(buf, "fir-low", 7) == 0) {
795 ath5k_ani_set_firstep_level(sc->ah, 0);
796 } else if (strncmp(buf, "fir-high", 8) == 0) {
797 ath5k_ani_set_firstep_level(sc->ah, ATH5K_ANI_MAX_FIRSTEP_LVL);
798 } else if (strncmp(buf, "ofdm-off", 8) == 0) {
799 ath5k_ani_set_ofdm_weak_signal_detection(sc->ah, false);
800 } else if (strncmp(buf, "ofdm-on", 7) == 0) {
801 ath5k_ani_set_ofdm_weak_signal_detection(sc->ah, true);
802 } else if (strncmp(buf, "cck-off", 7) == 0) {
803 ath5k_ani_set_cck_weak_signal_detection(sc->ah, false);
804 } else if (strncmp(buf, "cck-on", 6) == 0) {
805 ath5k_ani_set_cck_weak_signal_detection(sc->ah, true);
806 }
807 return count;
808}
809
810static const struct file_operations fops_ani = {
811 .read = read_file_ani,
812 .write = write_file_ani,
813 .open = ath5k_debugfs_open,
814 .owner = THIS_MODULE,
6038f373 815 .llseek = default_llseek,
2111ac0d
BR
816};
817
818
3cfd43f4
BR
819/* debugfs: queues etc */
820
821static ssize_t read_file_queue(struct file *file, char __user *user_buf,
822 size_t count, loff_t *ppos)
823{
824 struct ath5k_softc *sc = file->private_data;
825 char buf[700];
826 unsigned int len = 0;
827
828 struct ath5k_txq *txq;
829 struct ath5k_buf *bf, *bf0;
cfddc11c 830 int i, n;
3cfd43f4
BR
831
832 len += snprintf(buf+len, sizeof(buf)-len,
833 "available txbuffers: %d\n", sc->txbuf_len);
834
835 for (i = 0; i < ARRAY_SIZE(sc->txqs); i++) {
836 txq = &sc->txqs[i];
837
838 len += snprintf(buf+len, sizeof(buf)-len,
839 "%02d: %ssetup\n", i, txq->setup ? "" : "not ");
840
841 if (!txq->setup)
842 continue;
843
cfddc11c
BR
844 n = 0;
845 spin_lock_bh(&txq->lock);
3cfd43f4
BR
846 list_for_each_entry_safe(bf, bf0, &txq->q, list)
847 n++;
cfddc11c
BR
848 spin_unlock_bh(&txq->lock);
849
850 len += snprintf(buf+len, sizeof(buf)-len,
851 " len: %d bufs: %d\n", txq->txq_len, n);
923e5b3d
BR
852 len += snprintf(buf+len, sizeof(buf)-len,
853 " stuck: %d\n", txq->txq_stuck);
3cfd43f4
BR
854 }
855
2189d13f
DC
856 if (len > sizeof(buf))
857 len = sizeof(buf);
858
3cfd43f4
BR
859 return simple_read_from_buffer(user_buf, count, ppos, buf, len);
860}
861
862static ssize_t write_file_queue(struct file *file,
863 const char __user *userbuf,
864 size_t count, loff_t *ppos)
865{
866 struct ath5k_softc *sc = file->private_data;
867 char buf[20];
868
869 if (copy_from_user(buf, userbuf, min(count, sizeof(buf))))
870 return -EFAULT;
871
872 if (strncmp(buf, "start", 5) == 0)
873 ieee80211_wake_queues(sc->hw);
874 else if (strncmp(buf, "stop", 4) == 0)
875 ieee80211_stop_queues(sc->hw);
876
877 return count;
878}
879
880
881static const struct file_operations fops_queue = {
882 .read = read_file_queue,
883 .write = write_file_queue,
884 .open = ath5k_debugfs_open,
885 .owner = THIS_MODULE,
6038f373 886 .llseek = default_llseek,
3cfd43f4
BR
887};
888
889
fa1c114f
JS
890void
891ath5k_debug_init_device(struct ath5k_softc *sc)
892{
893 sc->debug.level = ath5k_debug;
be9b7259 894
d84a35d1
BG
895 sc->debug.debugfs_phydir = debugfs_create_dir("ath5k",
896 sc->hw->wiphy->debugfsdir);
be9b7259 897
31670070
JS
898 sc->debug.debugfs_debug = debugfs_create_file("debug",
899 S_IWUSR | S_IRUSR,
be9b7259 900 sc->debug.debugfs_phydir, sc, &fops_debug);
fa1c114f 901
31670070 902 sc->debug.debugfs_registers = debugfs_create_file("registers", S_IRUSR,
be9b7259 903 sc->debug.debugfs_phydir, sc, &fops_registers);
fa1c114f 904
31670070
JS
905 sc->debug.debugfs_beacon = debugfs_create_file("beacon",
906 S_IWUSR | S_IRUSR,
be9b7259 907 sc->debug.debugfs_phydir, sc, &fops_beacon);
fa1c114f 908
33ab625f 909 sc->debug.debugfs_reset = debugfs_create_file("reset", S_IWUSR,
be9b7259 910 sc->debug.debugfs_phydir, sc, &fops_reset);
604eeadd
BR
911
912 sc->debug.debugfs_antenna = debugfs_create_file("antenna",
913 S_IWUSR | S_IRUSR,
914 sc->debug.debugfs_phydir, sc, &fops_antenna);
7644395f 915
87fd2e6c
BG
916 sc->debug.debugfs_misc = debugfs_create_file("misc",
917 S_IRUSR,
918 sc->debug.debugfs_phydir, sc, &fops_misc);
919
7644395f
BR
920 sc->debug.debugfs_frameerrors = debugfs_create_file("frameerrors",
921 S_IWUSR | S_IRUSR,
922 sc->debug.debugfs_phydir, sc,
923 &fops_frameerrors);
2111ac0d
BR
924
925 sc->debug.debugfs_ani = debugfs_create_file("ani",
926 S_IWUSR | S_IRUSR,
927 sc->debug.debugfs_phydir, sc,
928 &fops_ani);
3cfd43f4
BR
929
930 sc->debug.debugfs_queue = debugfs_create_file("queue",
931 S_IWUSR | S_IRUSR,
932 sc->debug.debugfs_phydir, sc,
933 &fops_queue);
fa1c114f
JS
934}
935
fa1c114f
JS
936void
937ath5k_debug_finish_device(struct ath5k_softc *sc)
938{
939 debugfs_remove(sc->debug.debugfs_debug);
940 debugfs_remove(sc->debug.debugfs_registers);
fa1c114f
JS
941 debugfs_remove(sc->debug.debugfs_beacon);
942 debugfs_remove(sc->debug.debugfs_reset);
604eeadd 943 debugfs_remove(sc->debug.debugfs_antenna);
87fd2e6c 944 debugfs_remove(sc->debug.debugfs_misc);
7644395f 945 debugfs_remove(sc->debug.debugfs_frameerrors);
2111ac0d 946 debugfs_remove(sc->debug.debugfs_ani);
3cfd43f4 947 debugfs_remove(sc->debug.debugfs_queue);
fa1c114f
JS
948 debugfs_remove(sc->debug.debugfs_phydir);
949}
950
951
952/* functions used in other places */
953
954void
b446197c 955ath5k_debug_dump_bands(struct ath5k_softc *sc)
fa1c114f 956{
b446197c 957 unsigned int b, i;
fa1c114f 958
b446197c 959 if (likely(!(sc->debug.level & ATH5K_DEBUG_DUMPBANDS)))
fa1c114f
JS
960 return;
961
b446197c
LR
962 BUG_ON(!sc->sbands);
963
964 for (b = 0; b < IEEE80211_NUM_BANDS; b++) {
965 struct ieee80211_supported_band *band = &sc->sbands[b];
b7fcb5c4 966 char bname[6];
b446197c
LR
967 switch (band->band) {
968 case IEEE80211_BAND_2GHZ:
969 strcpy(bname, "2 GHz");
970 break;
971 case IEEE80211_BAND_5GHZ:
972 strcpy(bname, "5 GHz");
973 break;
974 default:
975 printk(KERN_DEBUG "Band not supported: %d\n",
976 band->band);
977 return;
978 }
979 printk(KERN_DEBUG "Band %s: channels %d, rates %d\n", bname,
980 band->n_channels, band->n_bitrates);
fa1c114f 981 printk(KERN_DEBUG " channels:\n");
b446197c 982 for (i = 0; i < band->n_channels; i++)
fa1c114f 983 printk(KERN_DEBUG " %3d %d %.4x %.4x\n",
b446197c
LR
984 ieee80211_frequency_to_channel(
985 band->channels[i].center_freq),
986 band->channels[i].center_freq,
987 band->channels[i].hw_value,
988 band->channels[i].flags);
fa1c114f 989 printk(KERN_DEBUG " rates:\n");
b446197c 990 for (i = 0; i < band->n_bitrates; i++)
fa1c114f 991 printk(KERN_DEBUG " %4d %.4x %.4x %.4x\n",
b446197c
LR
992 band->bitrates[i].bitrate,
993 band->bitrates[i].hw_value,
994 band->bitrates[i].flags,
995 band->bitrates[i].hw_value_short);
fa1c114f
JS
996 }
997}
998
999static inline void
b47f407b
BR
1000ath5k_debug_printrxbuf(struct ath5k_buf *bf, int done,
1001 struct ath5k_rx_status *rs)
fa1c114f
JS
1002{
1003 struct ath5k_desc *ds = bf->desc;
19fd6e55 1004 struct ath5k_hw_all_rx_desc *rd = &ds->ud.ds_rx;
fa1c114f
JS
1005
1006 printk(KERN_DEBUG "R (%p %llx) %08x %08x %08x %08x %08x %08x %c\n",
1007 ds, (unsigned long long)bf->daddr,
19fd6e55
BR
1008 ds->ds_link, ds->ds_data,
1009 rd->rx_ctl.rx_control_0, rd->rx_ctl.rx_control_1,
62412a8f 1010 rd->rx_stat.rx_status_0, rd->rx_stat.rx_status_1,
b47f407b 1011 !done ? ' ' : (rs->rs_status == 0) ? '*' : '!');
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1012}
1013
1014void
1015ath5k_debug_printrxbuffs(struct ath5k_softc *sc, struct ath5k_hw *ah)
1016{
1017 struct ath5k_desc *ds;
1018 struct ath5k_buf *bf;
b47f407b 1019 struct ath5k_rx_status rs = {};
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1020 int status;
1021
b4c52612 1022 if (likely(!(sc->debug.level & ATH5K_DEBUG_DESC)))
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1023 return;
1024
265faadd 1025 printk(KERN_DEBUG "rxdp %x, rxlink %p\n",
c6e387a2 1026 ath5k_hw_get_rxdp(ah), sc->rxlink);
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1027
1028 spin_lock_bh(&sc->rxbuflock);
1029 list_for_each_entry(bf, &sc->rxbuf, list) {
1030 ds = bf->desc;
b47f407b 1031 status = ah->ah_proc_rx_desc(ah, ds, &rs);
be9b7259 1032 if (!status)
b47f407b 1033 ath5k_debug_printrxbuf(bf, status == 0, &rs);
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1034 }
1035 spin_unlock_bh(&sc->rxbuflock);
1036}
1037
1038void
1039ath5k_debug_dump_skb(struct ath5k_softc *sc,
1040 struct sk_buff *skb, const char *prefix, int tx)
1041{
1042 char buf[16];
1043
1044 if (likely(!((tx && (sc->debug.level & ATH5K_DEBUG_DUMP_TX)) ||
1045 (!tx && (sc->debug.level & ATH5K_DEBUG_DUMP_RX)))))
1046 return;
1047
1048 snprintf(buf, sizeof(buf), "%s %s", wiphy_name(sc->hw->wiphy), prefix);
1049
1050 print_hex_dump_bytes(buf, DUMP_PREFIX_NONE, skb->data,
1051 min(200U, skb->len));
1052
1053 printk(KERN_DEBUG "\n");
1054}
1055
1056void
b47f407b 1057ath5k_debug_printtxbuf(struct ath5k_softc *sc, struct ath5k_buf *bf)
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1058{
1059 struct ath5k_desc *ds = bf->desc;
19fd6e55 1060 struct ath5k_hw_5212_tx_desc *td = &ds->ud.ds_tx5212;
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1061 struct ath5k_tx_status ts = {};
1062 int done;
fa1c114f 1063
b4c52612 1064 if (likely(!(sc->debug.level & ATH5K_DEBUG_DESC)))
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1065 return;
1066
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1067 done = sc->ah->ah_proc_tx_desc(sc->ah, bf->desc, &ts);
1068
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1069 printk(KERN_DEBUG "T (%p %llx) %08x %08x %08x %08x %08x %08x %08x "
1070 "%08x %c\n", ds, (unsigned long long)bf->daddr, ds->ds_link,
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1071 ds->ds_data, td->tx_ctl.tx_control_0, td->tx_ctl.tx_control_1,
1072 td->tx_ctl.tx_control_2, td->tx_ctl.tx_control_3,
1073 td->tx_stat.tx_status_0, td->tx_stat.tx_status_1,
b47f407b 1074 done ? ' ' : (ts.ts_status == 0) ? '*' : '!');
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1075}
1076
b446197c 1077#endif /* ifdef CONFIG_ATH5K_DEBUG */