2 * This file is part of wl1271
4 * Copyright (C) 2009 Nokia Corporation
6 * Contact: Luciano Coelho <luciano.coelho@nokia.com>
8 * This program is free software; you can redistribute it and/or
9 * modify it under the terms of the GNU General Public License
10 * version 2 as published by the Free Software Foundation.
12 * This program is distributed in the hope that it will be useful, but
13 * WITHOUT ANY WARRANTY; without even the implied warranty of
14 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
15 * General Public License for more details.
17 * You should have received a copy of the GNU General Public License
18 * along with this program; if not, write to the Free Software
19 * Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA
26 #include <linux/skbuff.h>
27 #include <linux/slab.h>
37 #define WL1271_DEBUGFS_STATS_LIFETIME 1000
39 /* debugfs macros idea from mac80211 */
40 #define DEBUGFS_FORMAT_BUFFER_SIZE 100
41 static int wl1271_format_buffer(char __user
*userbuf
, size_t count
,
42 loff_t
*ppos
, char *fmt
, ...)
45 char buf
[DEBUGFS_FORMAT_BUFFER_SIZE
];
49 res
= vscnprintf(buf
, sizeof(buf
), fmt
, args
);
52 return simple_read_from_buffer(userbuf
, count
, ppos
, buf
, res
);
55 #define DEBUGFS_READONLY_FILE(name, fmt, value...) \
56 static ssize_t name## _read(struct file *file, char __user *userbuf, \
57 size_t count, loff_t *ppos) \
59 struct wl1271 *wl = file->private_data; \
60 return wl1271_format_buffer(userbuf, count, ppos, \
64 static const struct file_operations name## _ops = { \
65 .read = name## _read, \
66 .open = simple_open, \
67 .llseek = generic_file_llseek, \
70 #define DEBUGFS_ADD(name, parent) \
71 entry = debugfs_create_file(#name, 0400, parent, \
73 if (!entry || IS_ERR(entry)) \
76 #define DEBUGFS_ADD_PREFIX(prefix, name, parent) \
78 entry = debugfs_create_file(#name, 0400, parent, \
79 wl, &prefix## _## name## _ops); \
80 if (!entry || IS_ERR(entry)) \
84 #define DEBUGFS_FWSTATS_FILE(sub, name, fmt) \
85 static ssize_t sub## _ ##name## _read(struct file *file, \
86 char __user *userbuf, \
87 size_t count, loff_t *ppos) \
89 struct wl1271 *wl = file->private_data; \
91 wl1271_debugfs_update_stats(wl); \
93 return wl1271_format_buffer(userbuf, count, ppos, fmt "\n", \
94 wl->stats.fw_stats->sub.name); \
97 static const struct file_operations sub## _ ##name## _ops = { \
98 .read = sub## _ ##name## _read, \
99 .open = simple_open, \
100 .llseek = generic_file_llseek, \
103 #define DEBUGFS_FWSTATS_ADD(sub, name) \
104 DEBUGFS_ADD(sub## _ ##name, stats)
106 static void wl1271_debugfs_update_stats(struct wl1271
*wl
)
110 mutex_lock(&wl
->mutex
);
112 ret
= wl1271_ps_elp_wakeup(wl
);
116 if (wl
->state
== WL1271_STATE_ON
&& !wl
->plt
&&
117 time_after(jiffies
, wl
->stats
.fw_stats_update
+
118 msecs_to_jiffies(WL1271_DEBUGFS_STATS_LIFETIME
))) {
119 wl1271_acx_statistics(wl
, wl
->stats
.fw_stats
);
120 wl
->stats
.fw_stats_update
= jiffies
;
123 wl1271_ps_elp_sleep(wl
);
126 mutex_unlock(&wl
->mutex
);
129 DEBUGFS_FWSTATS_FILE(tx
, internal_desc_overflow
, "%u");
131 DEBUGFS_FWSTATS_FILE(rx
, out_of_mem
, "%u");
132 DEBUGFS_FWSTATS_FILE(rx
, hdr_overflow
, "%u");
133 DEBUGFS_FWSTATS_FILE(rx
, hw_stuck
, "%u");
134 DEBUGFS_FWSTATS_FILE(rx
, dropped
, "%u");
135 DEBUGFS_FWSTATS_FILE(rx
, fcs_err
, "%u");
136 DEBUGFS_FWSTATS_FILE(rx
, xfr_hint_trig
, "%u");
137 DEBUGFS_FWSTATS_FILE(rx
, path_reset
, "%u");
138 DEBUGFS_FWSTATS_FILE(rx
, reset_counter
, "%u");
140 DEBUGFS_FWSTATS_FILE(dma
, rx_requested
, "%u");
141 DEBUGFS_FWSTATS_FILE(dma
, rx_errors
, "%u");
142 DEBUGFS_FWSTATS_FILE(dma
, tx_requested
, "%u");
143 DEBUGFS_FWSTATS_FILE(dma
, tx_errors
, "%u");
145 DEBUGFS_FWSTATS_FILE(isr
, cmd_cmplt
, "%u");
146 DEBUGFS_FWSTATS_FILE(isr
, fiqs
, "%u");
147 DEBUGFS_FWSTATS_FILE(isr
, rx_headers
, "%u");
148 DEBUGFS_FWSTATS_FILE(isr
, rx_mem_overflow
, "%u");
149 DEBUGFS_FWSTATS_FILE(isr
, rx_rdys
, "%u");
150 DEBUGFS_FWSTATS_FILE(isr
, irqs
, "%u");
151 DEBUGFS_FWSTATS_FILE(isr
, tx_procs
, "%u");
152 DEBUGFS_FWSTATS_FILE(isr
, decrypt_done
, "%u");
153 DEBUGFS_FWSTATS_FILE(isr
, dma0_done
, "%u");
154 DEBUGFS_FWSTATS_FILE(isr
, dma1_done
, "%u");
155 DEBUGFS_FWSTATS_FILE(isr
, tx_exch_complete
, "%u");
156 DEBUGFS_FWSTATS_FILE(isr
, commands
, "%u");
157 DEBUGFS_FWSTATS_FILE(isr
, rx_procs
, "%u");
158 DEBUGFS_FWSTATS_FILE(isr
, hw_pm_mode_changes
, "%u");
159 DEBUGFS_FWSTATS_FILE(isr
, host_acknowledges
, "%u");
160 DEBUGFS_FWSTATS_FILE(isr
, pci_pm
, "%u");
161 DEBUGFS_FWSTATS_FILE(isr
, wakeups
, "%u");
162 DEBUGFS_FWSTATS_FILE(isr
, low_rssi
, "%u");
164 DEBUGFS_FWSTATS_FILE(wep
, addr_key_count
, "%u");
165 DEBUGFS_FWSTATS_FILE(wep
, default_key_count
, "%u");
166 /* skipping wep.reserved */
167 DEBUGFS_FWSTATS_FILE(wep
, key_not_found
, "%u");
168 DEBUGFS_FWSTATS_FILE(wep
, decrypt_fail
, "%u");
169 DEBUGFS_FWSTATS_FILE(wep
, packets
, "%u");
170 DEBUGFS_FWSTATS_FILE(wep
, interrupt
, "%u");
172 DEBUGFS_FWSTATS_FILE(pwr
, ps_enter
, "%u");
173 DEBUGFS_FWSTATS_FILE(pwr
, elp_enter
, "%u");
174 DEBUGFS_FWSTATS_FILE(pwr
, missing_bcns
, "%u");
175 DEBUGFS_FWSTATS_FILE(pwr
, wake_on_host
, "%u");
176 DEBUGFS_FWSTATS_FILE(pwr
, wake_on_timer_exp
, "%u");
177 DEBUGFS_FWSTATS_FILE(pwr
, tx_with_ps
, "%u");
178 DEBUGFS_FWSTATS_FILE(pwr
, tx_without_ps
, "%u");
179 DEBUGFS_FWSTATS_FILE(pwr
, rcvd_beacons
, "%u");
180 DEBUGFS_FWSTATS_FILE(pwr
, power_save_off
, "%u");
181 DEBUGFS_FWSTATS_FILE(pwr
, enable_ps
, "%u");
182 DEBUGFS_FWSTATS_FILE(pwr
, disable_ps
, "%u");
183 DEBUGFS_FWSTATS_FILE(pwr
, fix_tsf_ps
, "%u");
184 /* skipping cont_miss_bcns_spread for now */
185 DEBUGFS_FWSTATS_FILE(pwr
, rcvd_awake_beacons
, "%u");
187 DEBUGFS_FWSTATS_FILE(mic
, rx_pkts
, "%u");
188 DEBUGFS_FWSTATS_FILE(mic
, calc_failure
, "%u");
190 DEBUGFS_FWSTATS_FILE(aes
, encrypt_fail
, "%u");
191 DEBUGFS_FWSTATS_FILE(aes
, decrypt_fail
, "%u");
192 DEBUGFS_FWSTATS_FILE(aes
, encrypt_packets
, "%u");
193 DEBUGFS_FWSTATS_FILE(aes
, decrypt_packets
, "%u");
194 DEBUGFS_FWSTATS_FILE(aes
, encrypt_interrupt
, "%u");
195 DEBUGFS_FWSTATS_FILE(aes
, decrypt_interrupt
, "%u");
197 DEBUGFS_FWSTATS_FILE(event
, heart_beat
, "%u");
198 DEBUGFS_FWSTATS_FILE(event
, calibration
, "%u");
199 DEBUGFS_FWSTATS_FILE(event
, rx_mismatch
, "%u");
200 DEBUGFS_FWSTATS_FILE(event
, rx_mem_empty
, "%u");
201 DEBUGFS_FWSTATS_FILE(event
, rx_pool
, "%u");
202 DEBUGFS_FWSTATS_FILE(event
, oom_late
, "%u");
203 DEBUGFS_FWSTATS_FILE(event
, phy_transmit_error
, "%u");
204 DEBUGFS_FWSTATS_FILE(event
, tx_stuck
, "%u");
206 DEBUGFS_FWSTATS_FILE(ps
, pspoll_timeouts
, "%u");
207 DEBUGFS_FWSTATS_FILE(ps
, upsd_timeouts
, "%u");
208 DEBUGFS_FWSTATS_FILE(ps
, upsd_max_sptime
, "%u");
209 DEBUGFS_FWSTATS_FILE(ps
, upsd_max_apturn
, "%u");
210 DEBUGFS_FWSTATS_FILE(ps
, pspoll_max_apturn
, "%u");
211 DEBUGFS_FWSTATS_FILE(ps
, pspoll_utilization
, "%u");
212 DEBUGFS_FWSTATS_FILE(ps
, upsd_utilization
, "%u");
214 DEBUGFS_FWSTATS_FILE(rxpipe
, rx_prep_beacon_drop
, "%u");
215 DEBUGFS_FWSTATS_FILE(rxpipe
, descr_host_int_trig_rx_data
, "%u");
216 DEBUGFS_FWSTATS_FILE(rxpipe
, beacon_buffer_thres_host_int_trig_rx_data
, "%u");
217 DEBUGFS_FWSTATS_FILE(rxpipe
, missed_beacon_host_int_trig_rx_data
, "%u");
218 DEBUGFS_FWSTATS_FILE(rxpipe
, tx_xfr_host_int_trig_rx_data
, "%u");
220 DEBUGFS_READONLY_FILE(retry_count
, "%u", wl
->stats
.retry_count
);
221 DEBUGFS_READONLY_FILE(excessive_retries
, "%u",
222 wl
->stats
.excessive_retries
);
224 static ssize_t
tx_queue_len_read(struct file
*file
, char __user
*userbuf
,
225 size_t count
, loff_t
*ppos
)
227 struct wl1271
*wl
= file
->private_data
;
232 queue_len
= wl1271_tx_total_queue_count(wl
);
234 res
= scnprintf(buf
, sizeof(buf
), "%u\n", queue_len
);
235 return simple_read_from_buffer(userbuf
, count
, ppos
, buf
, res
);
238 static const struct file_operations tx_queue_len_ops
= {
239 .read
= tx_queue_len_read
,
241 .llseek
= default_llseek
,
244 static ssize_t
gpio_power_read(struct file
*file
, char __user
*user_buf
,
245 size_t count
, loff_t
*ppos
)
247 struct wl1271
*wl
= file
->private_data
;
248 bool state
= test_bit(WL1271_FLAG_GPIO_POWER
, &wl
->flags
);
253 res
= scnprintf(buf
, sizeof(buf
), "%d\n", state
);
255 return simple_read_from_buffer(user_buf
, count
, ppos
, buf
, res
);
258 static ssize_t
gpio_power_write(struct file
*file
,
259 const char __user
*user_buf
,
260 size_t count
, loff_t
*ppos
)
262 struct wl1271
*wl
= file
->private_data
;
266 ret
= kstrtoul_from_user(user_buf
, count
, 10, &value
);
268 wl1271_warning("illegal value in gpio_power");
272 mutex_lock(&wl
->mutex
);
277 wl1271_power_off(wl
);
279 mutex_unlock(&wl
->mutex
);
283 static const struct file_operations gpio_power_ops
= {
284 .read
= gpio_power_read
,
285 .write
= gpio_power_write
,
287 .llseek
= default_llseek
,
290 static ssize_t
start_recovery_write(struct file
*file
,
291 const char __user
*user_buf
,
292 size_t count
, loff_t
*ppos
)
294 struct wl1271
*wl
= file
->private_data
;
296 mutex_lock(&wl
->mutex
);
297 wl12xx_queue_recovery_work(wl
);
298 mutex_unlock(&wl
->mutex
);
303 static const struct file_operations start_recovery_ops
= {
304 .write
= start_recovery_write
,
306 .llseek
= default_llseek
,
309 static ssize_t
dynamic_ps_timeout_read(struct file
*file
, char __user
*user_buf
,
310 size_t count
, loff_t
*ppos
)
312 struct wl1271
*wl
= file
->private_data
;
314 return wl1271_format_buffer(user_buf
, count
,
316 wl
->conf
.conn
.dynamic_ps_timeout
);
319 static ssize_t
dynamic_ps_timeout_write(struct file
*file
,
320 const char __user
*user_buf
,
321 size_t count
, loff_t
*ppos
)
323 struct wl1271
*wl
= file
->private_data
;
324 struct wl12xx_vif
*wlvif
;
328 ret
= kstrtoul_from_user(user_buf
, count
, 10, &value
);
330 wl1271_warning("illegal value in dynamic_ps");
334 if (value
< 1 || value
> 65535) {
335 wl1271_warning("dyanmic_ps_timeout is not in valid range");
339 mutex_lock(&wl
->mutex
);
341 wl
->conf
.conn
.dynamic_ps_timeout
= value
;
343 if (wl
->state
== WL1271_STATE_OFF
)
346 ret
= wl1271_ps_elp_wakeup(wl
);
350 /* In case we're already in PSM, trigger it again to set new timeout
351 * immediately without waiting for re-association
354 wl12xx_for_each_wlvif_sta(wl
, wlvif
) {
355 if (test_bit(WLVIF_FLAG_IN_PS
, &wlvif
->flags
))
356 wl1271_ps_set_mode(wl
, wlvif
, STATION_AUTO_PS_MODE
);
359 wl1271_ps_elp_sleep(wl
);
362 mutex_unlock(&wl
->mutex
);
366 static const struct file_operations dynamic_ps_timeout_ops
= {
367 .read
= dynamic_ps_timeout_read
,
368 .write
= dynamic_ps_timeout_write
,
370 .llseek
= default_llseek
,
373 static ssize_t
forced_ps_read(struct file
*file
, char __user
*user_buf
,
374 size_t count
, loff_t
*ppos
)
376 struct wl1271
*wl
= file
->private_data
;
378 return wl1271_format_buffer(user_buf
, count
,
380 wl
->conf
.conn
.forced_ps
);
383 static ssize_t
forced_ps_write(struct file
*file
,
384 const char __user
*user_buf
,
385 size_t count
, loff_t
*ppos
)
387 struct wl1271
*wl
= file
->private_data
;
388 struct wl12xx_vif
*wlvif
;
392 ret
= kstrtoul_from_user(user_buf
, count
, 10, &value
);
394 wl1271_warning("illegal value in forced_ps");
398 if (value
!= 1 && value
!= 0) {
399 wl1271_warning("forced_ps should be either 0 or 1");
403 mutex_lock(&wl
->mutex
);
405 if (wl
->conf
.conn
.forced_ps
== value
)
408 wl
->conf
.conn
.forced_ps
= value
;
410 if (wl
->state
== WL1271_STATE_OFF
)
413 ret
= wl1271_ps_elp_wakeup(wl
);
417 /* In case we're already in PSM, trigger it again to switch mode
418 * immediately without waiting for re-association
421 ps_mode
= value
? STATION_POWER_SAVE_MODE
: STATION_AUTO_PS_MODE
;
423 wl12xx_for_each_wlvif_sta(wl
, wlvif
) {
424 if (test_bit(WLVIF_FLAG_IN_PS
, &wlvif
->flags
))
425 wl1271_ps_set_mode(wl
, wlvif
, ps_mode
);
428 wl1271_ps_elp_sleep(wl
);
431 mutex_unlock(&wl
->mutex
);
435 static const struct file_operations forced_ps_ops
= {
436 .read
= forced_ps_read
,
437 .write
= forced_ps_write
,
439 .llseek
= default_llseek
,
442 static ssize_t
split_scan_timeout_read(struct file
*file
, char __user
*user_buf
,
443 size_t count
, loff_t
*ppos
)
445 struct wl1271
*wl
= file
->private_data
;
447 return wl1271_format_buffer(user_buf
, count
,
449 wl
->conf
.scan
.split_scan_timeout
/ 1000);
452 static ssize_t
split_scan_timeout_write(struct file
*file
,
453 const char __user
*user_buf
,
454 size_t count
, loff_t
*ppos
)
456 struct wl1271
*wl
= file
->private_data
;
460 ret
= kstrtoul_from_user(user_buf
, count
, 10, &value
);
462 wl1271_warning("illegal value in split_scan_timeout");
467 wl1271_info("split scan will be disabled");
469 mutex_lock(&wl
->mutex
);
471 wl
->conf
.scan
.split_scan_timeout
= value
* 1000;
473 mutex_unlock(&wl
->mutex
);
477 static const struct file_operations split_scan_timeout_ops
= {
478 .read
= split_scan_timeout_read
,
479 .write
= split_scan_timeout_write
,
481 .llseek
= default_llseek
,
484 static ssize_t
driver_state_read(struct file
*file
, char __user
*user_buf
,
485 size_t count
, loff_t
*ppos
)
487 struct wl1271
*wl
= file
->private_data
;
492 #define DRIVER_STATE_BUF_LEN 1024
494 buf
= kmalloc(DRIVER_STATE_BUF_LEN
, GFP_KERNEL
);
498 mutex_lock(&wl
->mutex
);
500 #define DRIVER_STATE_PRINT(x, fmt) \
501 (res += scnprintf(buf + res, DRIVER_STATE_BUF_LEN - res,\
502 #x " = " fmt "\n", wl->x))
504 #define DRIVER_STATE_PRINT_LONG(x) DRIVER_STATE_PRINT(x, "%ld")
505 #define DRIVER_STATE_PRINT_INT(x) DRIVER_STATE_PRINT(x, "%d")
506 #define DRIVER_STATE_PRINT_STR(x) DRIVER_STATE_PRINT(x, "%s")
507 #define DRIVER_STATE_PRINT_LHEX(x) DRIVER_STATE_PRINT(x, "0x%lx")
508 #define DRIVER_STATE_PRINT_HEX(x) DRIVER_STATE_PRINT(x, "0x%x")
510 DRIVER_STATE_PRINT_INT(tx_blocks_available
);
511 DRIVER_STATE_PRINT_INT(tx_allocated_blocks
);
512 DRIVER_STATE_PRINT_INT(tx_allocated_pkts
[0]);
513 DRIVER_STATE_PRINT_INT(tx_allocated_pkts
[1]);
514 DRIVER_STATE_PRINT_INT(tx_allocated_pkts
[2]);
515 DRIVER_STATE_PRINT_INT(tx_allocated_pkts
[3]);
516 DRIVER_STATE_PRINT_INT(tx_frames_cnt
);
517 DRIVER_STATE_PRINT_LHEX(tx_frames_map
[0]);
518 DRIVER_STATE_PRINT_INT(tx_queue_count
[0]);
519 DRIVER_STATE_PRINT_INT(tx_queue_count
[1]);
520 DRIVER_STATE_PRINT_INT(tx_queue_count
[2]);
521 DRIVER_STATE_PRINT_INT(tx_queue_count
[3]);
522 DRIVER_STATE_PRINT_INT(tx_packets_count
);
523 DRIVER_STATE_PRINT_INT(tx_results_count
);
524 DRIVER_STATE_PRINT_LHEX(flags
);
525 DRIVER_STATE_PRINT_INT(tx_blocks_freed
);
526 DRIVER_STATE_PRINT_INT(rx_counter
);
527 DRIVER_STATE_PRINT_INT(state
);
528 DRIVER_STATE_PRINT_INT(channel
);
529 DRIVER_STATE_PRINT_INT(band
);
530 DRIVER_STATE_PRINT_INT(power_level
);
531 DRIVER_STATE_PRINT_INT(sg_enabled
);
532 DRIVER_STATE_PRINT_INT(enable_11a
);
533 DRIVER_STATE_PRINT_INT(noise
);
534 DRIVER_STATE_PRINT_HEX(ap_fw_ps_map
);
535 DRIVER_STATE_PRINT_LHEX(ap_ps_map
);
536 DRIVER_STATE_PRINT_HEX(quirks
);
537 DRIVER_STATE_PRINT_HEX(irq
);
538 DRIVER_STATE_PRINT_HEX(ref_clock
);
539 DRIVER_STATE_PRINT_HEX(tcxo_clock
);
540 DRIVER_STATE_PRINT_HEX(hw_pg_ver
);
541 DRIVER_STATE_PRINT_HEX(platform_quirks
);
542 DRIVER_STATE_PRINT_HEX(chip
.id
);
543 DRIVER_STATE_PRINT_STR(chip
.fw_ver_str
);
544 DRIVER_STATE_PRINT_INT(sched_scanning
);
546 #undef DRIVER_STATE_PRINT_INT
547 #undef DRIVER_STATE_PRINT_LONG
548 #undef DRIVER_STATE_PRINT_HEX
549 #undef DRIVER_STATE_PRINT_LHEX
550 #undef DRIVER_STATE_PRINT_STR
551 #undef DRIVER_STATE_PRINT
552 #undef DRIVER_STATE_BUF_LEN
554 mutex_unlock(&wl
->mutex
);
556 ret
= simple_read_from_buffer(user_buf
, count
, ppos
, buf
, res
);
561 static const struct file_operations driver_state_ops
= {
562 .read
= driver_state_read
,
564 .llseek
= default_llseek
,
567 static ssize_t
vifs_state_read(struct file
*file
, char __user
*user_buf
,
568 size_t count
, loff_t
*ppos
)
570 struct wl1271
*wl
= file
->private_data
;
571 struct wl12xx_vif
*wlvif
;
573 const int buf_size
= 4096;
577 buf
= kzalloc(buf_size
, GFP_KERNEL
);
581 mutex_lock(&wl
->mutex
);
583 #define VIF_STATE_PRINT(x, fmt) \
584 (res += scnprintf(buf + res, buf_size - res, \
585 #x " = " fmt "\n", wlvif->x))
587 #define VIF_STATE_PRINT_LONG(x) VIF_STATE_PRINT(x, "%ld")
588 #define VIF_STATE_PRINT_INT(x) VIF_STATE_PRINT(x, "%d")
589 #define VIF_STATE_PRINT_STR(x) VIF_STATE_PRINT(x, "%s")
590 #define VIF_STATE_PRINT_LHEX(x) VIF_STATE_PRINT(x, "0x%lx")
591 #define VIF_STATE_PRINT_LLHEX(x) VIF_STATE_PRINT(x, "0x%llx")
592 #define VIF_STATE_PRINT_HEX(x) VIF_STATE_PRINT(x, "0x%x")
594 #define VIF_STATE_PRINT_NSTR(x, len) \
596 memset(tmp_buf, 0, sizeof(tmp_buf)); \
597 memcpy(tmp_buf, wlvif->x, \
598 min_t(u8, len, sizeof(tmp_buf) - 1)); \
599 res += scnprintf(buf + res, buf_size - res, \
600 #x " = %s\n", tmp_buf); \
603 wl12xx_for_each_wlvif(wl
, wlvif
) {
604 VIF_STATE_PRINT_INT(role_id
);
605 VIF_STATE_PRINT_INT(bss_type
);
606 VIF_STATE_PRINT_LHEX(flags
);
607 VIF_STATE_PRINT_INT(p2p
);
608 VIF_STATE_PRINT_INT(dev_role_id
);
609 VIF_STATE_PRINT_INT(dev_hlid
);
611 if (wlvif
->bss_type
== BSS_TYPE_STA_BSS
||
612 wlvif
->bss_type
== BSS_TYPE_IBSS
) {
613 VIF_STATE_PRINT_INT(sta
.hlid
);
614 VIF_STATE_PRINT_INT(sta
.ba_rx_bitmap
);
615 VIF_STATE_PRINT_INT(sta
.basic_rate_idx
);
616 VIF_STATE_PRINT_INT(sta
.ap_rate_idx
);
617 VIF_STATE_PRINT_INT(sta
.p2p_rate_idx
);
618 VIF_STATE_PRINT_INT(sta
.qos
);
620 VIF_STATE_PRINT_INT(ap
.global_hlid
);
621 VIF_STATE_PRINT_INT(ap
.bcast_hlid
);
622 VIF_STATE_PRINT_LHEX(ap
.sta_hlid_map
[0]);
623 VIF_STATE_PRINT_INT(ap
.mgmt_rate_idx
);
624 VIF_STATE_PRINT_INT(ap
.bcast_rate_idx
);
625 VIF_STATE_PRINT_INT(ap
.ucast_rate_idx
[0]);
626 VIF_STATE_PRINT_INT(ap
.ucast_rate_idx
[1]);
627 VIF_STATE_PRINT_INT(ap
.ucast_rate_idx
[2]);
628 VIF_STATE_PRINT_INT(ap
.ucast_rate_idx
[3]);
630 VIF_STATE_PRINT_INT(last_tx_hlid
);
631 VIF_STATE_PRINT_LHEX(links_map
[0]);
632 VIF_STATE_PRINT_NSTR(ssid
, wlvif
->ssid_len
);
633 VIF_STATE_PRINT_INT(band
);
634 VIF_STATE_PRINT_INT(channel
);
635 VIF_STATE_PRINT_HEX(bitrate_masks
[0]);
636 VIF_STATE_PRINT_HEX(bitrate_masks
[1]);
637 VIF_STATE_PRINT_HEX(basic_rate_set
);
638 VIF_STATE_PRINT_HEX(basic_rate
);
639 VIF_STATE_PRINT_HEX(rate_set
);
640 VIF_STATE_PRINT_INT(beacon_int
);
641 VIF_STATE_PRINT_INT(default_key
);
642 VIF_STATE_PRINT_INT(aid
);
643 VIF_STATE_PRINT_INT(session_counter
);
644 VIF_STATE_PRINT_INT(psm_entry_retry
);
645 VIF_STATE_PRINT_INT(power_level
);
646 VIF_STATE_PRINT_INT(rssi_thold
);
647 VIF_STATE_PRINT_INT(last_rssi_event
);
648 VIF_STATE_PRINT_INT(ba_support
);
649 VIF_STATE_PRINT_INT(ba_allowed
);
650 VIF_STATE_PRINT_INT(is_gem
);
651 VIF_STATE_PRINT_LLHEX(tx_security_seq
);
652 VIF_STATE_PRINT_INT(tx_security_last_seq_lsb
);
655 #undef VIF_STATE_PRINT_INT
656 #undef VIF_STATE_PRINT_LONG
657 #undef VIF_STATE_PRINT_HEX
658 #undef VIF_STATE_PRINT_LHEX
659 #undef VIF_STATE_PRINT_LLHEX
660 #undef VIF_STATE_PRINT_STR
661 #undef VIF_STATE_PRINT_NSTR
662 #undef VIF_STATE_PRINT
664 mutex_unlock(&wl
->mutex
);
666 ret
= simple_read_from_buffer(user_buf
, count
, ppos
, buf
, res
);
671 static const struct file_operations vifs_state_ops
= {
672 .read
= vifs_state_read
,
674 .llseek
= default_llseek
,
677 static ssize_t
dtim_interval_read(struct file
*file
, char __user
*user_buf
,
678 size_t count
, loff_t
*ppos
)
680 struct wl1271
*wl
= file
->private_data
;
683 if (wl
->conf
.conn
.wake_up_event
== CONF_WAKE_UP_EVENT_DTIM
||
684 wl
->conf
.conn
.wake_up_event
== CONF_WAKE_UP_EVENT_N_DTIM
)
685 value
= wl
->conf
.conn
.listen_interval
;
689 return wl1271_format_buffer(user_buf
, count
, ppos
, "%d\n", value
);
692 static ssize_t
dtim_interval_write(struct file
*file
,
693 const char __user
*user_buf
,
694 size_t count
, loff_t
*ppos
)
696 struct wl1271
*wl
= file
->private_data
;
700 ret
= kstrtoul_from_user(user_buf
, count
, 10, &value
);
702 wl1271_warning("illegal value for dtim_interval");
706 if (value
< 1 || value
> 10) {
707 wl1271_warning("dtim value is not in valid range");
711 mutex_lock(&wl
->mutex
);
713 wl
->conf
.conn
.listen_interval
= value
;
714 /* for some reason there are different event types for 1 and >1 */
716 wl
->conf
.conn
.wake_up_event
= CONF_WAKE_UP_EVENT_DTIM
;
718 wl
->conf
.conn
.wake_up_event
= CONF_WAKE_UP_EVENT_N_DTIM
;
721 * we don't reconfigure ACX_WAKE_UP_CONDITIONS now, so it will only
722 * take effect on the next time we enter psm.
724 mutex_unlock(&wl
->mutex
);
728 static const struct file_operations dtim_interval_ops
= {
729 .read
= dtim_interval_read
,
730 .write
= dtim_interval_write
,
732 .llseek
= default_llseek
,
737 static ssize_t
suspend_dtim_interval_read(struct file
*file
,
738 char __user
*user_buf
,
739 size_t count
, loff_t
*ppos
)
741 struct wl1271
*wl
= file
->private_data
;
744 if (wl
->conf
.conn
.suspend_wake_up_event
== CONF_WAKE_UP_EVENT_DTIM
||
745 wl
->conf
.conn
.suspend_wake_up_event
== CONF_WAKE_UP_EVENT_N_DTIM
)
746 value
= wl
->conf
.conn
.suspend_listen_interval
;
750 return wl1271_format_buffer(user_buf
, count
, ppos
, "%d\n", value
);
753 static ssize_t
suspend_dtim_interval_write(struct file
*file
,
754 const char __user
*user_buf
,
755 size_t count
, loff_t
*ppos
)
757 struct wl1271
*wl
= file
->private_data
;
761 ret
= kstrtoul_from_user(user_buf
, count
, 10, &value
);
763 wl1271_warning("illegal value for suspend_dtim_interval");
767 if (value
< 1 || value
> 10) {
768 wl1271_warning("suspend_dtim value is not in valid range");
772 mutex_lock(&wl
->mutex
);
774 wl
->conf
.conn
.suspend_listen_interval
= value
;
775 /* for some reason there are different event types for 1 and >1 */
777 wl
->conf
.conn
.suspend_wake_up_event
= CONF_WAKE_UP_EVENT_DTIM
;
779 wl
->conf
.conn
.suspend_wake_up_event
= CONF_WAKE_UP_EVENT_N_DTIM
;
781 mutex_unlock(&wl
->mutex
);
786 static const struct file_operations suspend_dtim_interval_ops
= {
787 .read
= suspend_dtim_interval_read
,
788 .write
= suspend_dtim_interval_write
,
790 .llseek
= default_llseek
,
793 static ssize_t
beacon_interval_read(struct file
*file
, char __user
*user_buf
,
794 size_t count
, loff_t
*ppos
)
796 struct wl1271
*wl
= file
->private_data
;
799 if (wl
->conf
.conn
.wake_up_event
== CONF_WAKE_UP_EVENT_BEACON
||
800 wl
->conf
.conn
.wake_up_event
== CONF_WAKE_UP_EVENT_N_BEACONS
)
801 value
= wl
->conf
.conn
.listen_interval
;
805 return wl1271_format_buffer(user_buf
, count
, ppos
, "%d\n", value
);
808 static ssize_t
beacon_interval_write(struct file
*file
,
809 const char __user
*user_buf
,
810 size_t count
, loff_t
*ppos
)
812 struct wl1271
*wl
= file
->private_data
;
816 ret
= kstrtoul_from_user(user_buf
, count
, 10, &value
);
818 wl1271_warning("illegal value for beacon_interval");
822 if (value
< 1 || value
> 255) {
823 wl1271_warning("beacon interval value is not in valid range");
827 mutex_lock(&wl
->mutex
);
829 wl
->conf
.conn
.listen_interval
= value
;
830 /* for some reason there are different event types for 1 and >1 */
832 wl
->conf
.conn
.wake_up_event
= CONF_WAKE_UP_EVENT_BEACON
;
834 wl
->conf
.conn
.wake_up_event
= CONF_WAKE_UP_EVENT_N_BEACONS
;
837 * we don't reconfigure ACX_WAKE_UP_CONDITIONS now, so it will only
838 * take effect on the next time we enter psm.
840 mutex_unlock(&wl
->mutex
);
844 static const struct file_operations beacon_interval_ops
= {
845 .read
= beacon_interval_read
,
846 .write
= beacon_interval_write
,
848 .llseek
= default_llseek
,
851 static ssize_t
rx_streaming_interval_write(struct file
*file
,
852 const char __user
*user_buf
,
853 size_t count
, loff_t
*ppos
)
855 struct wl1271
*wl
= file
->private_data
;
856 struct wl12xx_vif
*wlvif
;
860 ret
= kstrtoul_from_user(user_buf
, count
, 10, &value
);
862 wl1271_warning("illegal value in rx_streaming_interval!");
866 /* valid values: 0, 10-100 */
867 if (value
&& (value
< 10 || value
> 100)) {
868 wl1271_warning("value is not in range!");
872 mutex_lock(&wl
->mutex
);
874 wl
->conf
.rx_streaming
.interval
= value
;
876 ret
= wl1271_ps_elp_wakeup(wl
);
880 wl12xx_for_each_wlvif_sta(wl
, wlvif
) {
881 wl1271_recalc_rx_streaming(wl
, wlvif
);
884 wl1271_ps_elp_sleep(wl
);
886 mutex_unlock(&wl
->mutex
);
890 static ssize_t
rx_streaming_interval_read(struct file
*file
,
891 char __user
*userbuf
,
892 size_t count
, loff_t
*ppos
)
894 struct wl1271
*wl
= file
->private_data
;
895 return wl1271_format_buffer(userbuf
, count
, ppos
,
896 "%d\n", wl
->conf
.rx_streaming
.interval
);
899 static const struct file_operations rx_streaming_interval_ops
= {
900 .read
= rx_streaming_interval_read
,
901 .write
= rx_streaming_interval_write
,
903 .llseek
= default_llseek
,
906 static ssize_t
rx_streaming_always_write(struct file
*file
,
907 const char __user
*user_buf
,
908 size_t count
, loff_t
*ppos
)
910 struct wl1271
*wl
= file
->private_data
;
911 struct wl12xx_vif
*wlvif
;
915 ret
= kstrtoul_from_user(user_buf
, count
, 10, &value
);
917 wl1271_warning("illegal value in rx_streaming_write!");
921 /* valid values: 0, 10-100 */
922 if (!(value
== 0 || value
== 1)) {
923 wl1271_warning("value is not in valid!");
927 mutex_lock(&wl
->mutex
);
929 wl
->conf
.rx_streaming
.always
= value
;
931 ret
= wl1271_ps_elp_wakeup(wl
);
935 wl12xx_for_each_wlvif_sta(wl
, wlvif
) {
936 wl1271_recalc_rx_streaming(wl
, wlvif
);
939 wl1271_ps_elp_sleep(wl
);
941 mutex_unlock(&wl
->mutex
);
945 static ssize_t
rx_streaming_always_read(struct file
*file
,
946 char __user
*userbuf
,
947 size_t count
, loff_t
*ppos
)
949 struct wl1271
*wl
= file
->private_data
;
950 return wl1271_format_buffer(userbuf
, count
, ppos
,
951 "%d\n", wl
->conf
.rx_streaming
.always
);
954 static const struct file_operations rx_streaming_always_ops
= {
955 .read
= rx_streaming_always_read
,
956 .write
= rx_streaming_always_write
,
958 .llseek
= default_llseek
,
961 static ssize_t
beacon_filtering_write(struct file
*file
,
962 const char __user
*user_buf
,
963 size_t count
, loff_t
*ppos
)
965 struct wl1271
*wl
= file
->private_data
;
966 struct wl12xx_vif
*wlvif
;
972 len
= min(count
, sizeof(buf
) - 1);
973 if (copy_from_user(buf
, user_buf
, len
))
977 ret
= kstrtoul(buf
, 0, &value
);
979 wl1271_warning("illegal value for beacon_filtering!");
983 mutex_lock(&wl
->mutex
);
985 ret
= wl1271_ps_elp_wakeup(wl
);
989 wl12xx_for_each_wlvif(wl
, wlvif
) {
990 ret
= wl1271_acx_beacon_filter_opt(wl
, wlvif
, !!value
);
993 wl1271_ps_elp_sleep(wl
);
995 mutex_unlock(&wl
->mutex
);
999 static const struct file_operations beacon_filtering_ops
= {
1000 .write
= beacon_filtering_write
,
1001 .open
= simple_open
,
1002 .llseek
= default_llseek
,
1005 static int wl1271_debugfs_add_files(struct wl1271
*wl
,
1006 struct dentry
*rootdir
)
1009 struct dentry
*entry
, *stats
, *streaming
;
1011 stats
= debugfs_create_dir("fw-statistics", rootdir
);
1012 if (!stats
|| IS_ERR(stats
)) {
1017 DEBUGFS_FWSTATS_ADD(tx
, internal_desc_overflow
);
1019 DEBUGFS_FWSTATS_ADD(rx
, out_of_mem
);
1020 DEBUGFS_FWSTATS_ADD(rx
, hdr_overflow
);
1021 DEBUGFS_FWSTATS_ADD(rx
, hw_stuck
);
1022 DEBUGFS_FWSTATS_ADD(rx
, dropped
);
1023 DEBUGFS_FWSTATS_ADD(rx
, fcs_err
);
1024 DEBUGFS_FWSTATS_ADD(rx
, xfr_hint_trig
);
1025 DEBUGFS_FWSTATS_ADD(rx
, path_reset
);
1026 DEBUGFS_FWSTATS_ADD(rx
, reset_counter
);
1028 DEBUGFS_FWSTATS_ADD(dma
, rx_requested
);
1029 DEBUGFS_FWSTATS_ADD(dma
, rx_errors
);
1030 DEBUGFS_FWSTATS_ADD(dma
, tx_requested
);
1031 DEBUGFS_FWSTATS_ADD(dma
, tx_errors
);
1033 DEBUGFS_FWSTATS_ADD(isr
, cmd_cmplt
);
1034 DEBUGFS_FWSTATS_ADD(isr
, fiqs
);
1035 DEBUGFS_FWSTATS_ADD(isr
, rx_headers
);
1036 DEBUGFS_FWSTATS_ADD(isr
, rx_mem_overflow
);
1037 DEBUGFS_FWSTATS_ADD(isr
, rx_rdys
);
1038 DEBUGFS_FWSTATS_ADD(isr
, irqs
);
1039 DEBUGFS_FWSTATS_ADD(isr
, tx_procs
);
1040 DEBUGFS_FWSTATS_ADD(isr
, decrypt_done
);
1041 DEBUGFS_FWSTATS_ADD(isr
, dma0_done
);
1042 DEBUGFS_FWSTATS_ADD(isr
, dma1_done
);
1043 DEBUGFS_FWSTATS_ADD(isr
, tx_exch_complete
);
1044 DEBUGFS_FWSTATS_ADD(isr
, commands
);
1045 DEBUGFS_FWSTATS_ADD(isr
, rx_procs
);
1046 DEBUGFS_FWSTATS_ADD(isr
, hw_pm_mode_changes
);
1047 DEBUGFS_FWSTATS_ADD(isr
, host_acknowledges
);
1048 DEBUGFS_FWSTATS_ADD(isr
, pci_pm
);
1049 DEBUGFS_FWSTATS_ADD(isr
, wakeups
);
1050 DEBUGFS_FWSTATS_ADD(isr
, low_rssi
);
1052 DEBUGFS_FWSTATS_ADD(wep
, addr_key_count
);
1053 DEBUGFS_FWSTATS_ADD(wep
, default_key_count
);
1054 /* skipping wep.reserved */
1055 DEBUGFS_FWSTATS_ADD(wep
, key_not_found
);
1056 DEBUGFS_FWSTATS_ADD(wep
, decrypt_fail
);
1057 DEBUGFS_FWSTATS_ADD(wep
, packets
);
1058 DEBUGFS_FWSTATS_ADD(wep
, interrupt
);
1060 DEBUGFS_FWSTATS_ADD(pwr
, ps_enter
);
1061 DEBUGFS_FWSTATS_ADD(pwr
, elp_enter
);
1062 DEBUGFS_FWSTATS_ADD(pwr
, missing_bcns
);
1063 DEBUGFS_FWSTATS_ADD(pwr
, wake_on_host
);
1064 DEBUGFS_FWSTATS_ADD(pwr
, wake_on_timer_exp
);
1065 DEBUGFS_FWSTATS_ADD(pwr
, tx_with_ps
);
1066 DEBUGFS_FWSTATS_ADD(pwr
, tx_without_ps
);
1067 DEBUGFS_FWSTATS_ADD(pwr
, rcvd_beacons
);
1068 DEBUGFS_FWSTATS_ADD(pwr
, power_save_off
);
1069 DEBUGFS_FWSTATS_ADD(pwr
, enable_ps
);
1070 DEBUGFS_FWSTATS_ADD(pwr
, disable_ps
);
1071 DEBUGFS_FWSTATS_ADD(pwr
, fix_tsf_ps
);
1072 /* skipping cont_miss_bcns_spread for now */
1073 DEBUGFS_FWSTATS_ADD(pwr
, rcvd_awake_beacons
);
1075 DEBUGFS_FWSTATS_ADD(mic
, rx_pkts
);
1076 DEBUGFS_FWSTATS_ADD(mic
, calc_failure
);
1078 DEBUGFS_FWSTATS_ADD(aes
, encrypt_fail
);
1079 DEBUGFS_FWSTATS_ADD(aes
, decrypt_fail
);
1080 DEBUGFS_FWSTATS_ADD(aes
, encrypt_packets
);
1081 DEBUGFS_FWSTATS_ADD(aes
, decrypt_packets
);
1082 DEBUGFS_FWSTATS_ADD(aes
, encrypt_interrupt
);
1083 DEBUGFS_FWSTATS_ADD(aes
, decrypt_interrupt
);
1085 DEBUGFS_FWSTATS_ADD(event
, heart_beat
);
1086 DEBUGFS_FWSTATS_ADD(event
, calibration
);
1087 DEBUGFS_FWSTATS_ADD(event
, rx_mismatch
);
1088 DEBUGFS_FWSTATS_ADD(event
, rx_mem_empty
);
1089 DEBUGFS_FWSTATS_ADD(event
, rx_pool
);
1090 DEBUGFS_FWSTATS_ADD(event
, oom_late
);
1091 DEBUGFS_FWSTATS_ADD(event
, phy_transmit_error
);
1092 DEBUGFS_FWSTATS_ADD(event
, tx_stuck
);
1094 DEBUGFS_FWSTATS_ADD(ps
, pspoll_timeouts
);
1095 DEBUGFS_FWSTATS_ADD(ps
, upsd_timeouts
);
1096 DEBUGFS_FWSTATS_ADD(ps
, upsd_max_sptime
);
1097 DEBUGFS_FWSTATS_ADD(ps
, upsd_max_apturn
);
1098 DEBUGFS_FWSTATS_ADD(ps
, pspoll_max_apturn
);
1099 DEBUGFS_FWSTATS_ADD(ps
, pspoll_utilization
);
1100 DEBUGFS_FWSTATS_ADD(ps
, upsd_utilization
);
1102 DEBUGFS_FWSTATS_ADD(rxpipe
, rx_prep_beacon_drop
);
1103 DEBUGFS_FWSTATS_ADD(rxpipe
, descr_host_int_trig_rx_data
);
1104 DEBUGFS_FWSTATS_ADD(rxpipe
, beacon_buffer_thres_host_int_trig_rx_data
);
1105 DEBUGFS_FWSTATS_ADD(rxpipe
, missed_beacon_host_int_trig_rx_data
);
1106 DEBUGFS_FWSTATS_ADD(rxpipe
, tx_xfr_host_int_trig_rx_data
);
1108 DEBUGFS_ADD(tx_queue_len
, rootdir
);
1109 DEBUGFS_ADD(retry_count
, rootdir
);
1110 DEBUGFS_ADD(excessive_retries
, rootdir
);
1112 DEBUGFS_ADD(gpio_power
, rootdir
);
1113 DEBUGFS_ADD(start_recovery
, rootdir
);
1114 DEBUGFS_ADD(driver_state
, rootdir
);
1115 DEBUGFS_ADD(vifs_state
, rootdir
);
1116 DEBUGFS_ADD(dtim_interval
, rootdir
);
1117 DEBUGFS_ADD(suspend_dtim_interval
, rootdir
);
1118 DEBUGFS_ADD(beacon_interval
, rootdir
);
1119 DEBUGFS_ADD(beacon_filtering
, rootdir
);
1120 DEBUGFS_ADD(dynamic_ps_timeout
, rootdir
);
1121 DEBUGFS_ADD(forced_ps
, rootdir
);
1122 DEBUGFS_ADD(split_scan_timeout
, rootdir
);
1124 streaming
= debugfs_create_dir("rx_streaming", rootdir
);
1125 if (!streaming
|| IS_ERR(streaming
))
1128 DEBUGFS_ADD_PREFIX(rx_streaming
, interval
, streaming
);
1129 DEBUGFS_ADD_PREFIX(rx_streaming
, always
, streaming
);
1136 ret
= PTR_ERR(entry
);
1143 void wl1271_debugfs_reset(struct wl1271
*wl
)
1145 if (!wl
->stats
.fw_stats
)
1148 memset(wl
->stats
.fw_stats
, 0, sizeof(*wl
->stats
.fw_stats
));
1149 wl
->stats
.retry_count
= 0;
1150 wl
->stats
.excessive_retries
= 0;
1153 int wl1271_debugfs_init(struct wl1271
*wl
)
1156 struct dentry
*rootdir
;
1158 rootdir
= debugfs_create_dir(KBUILD_MODNAME
,
1159 wl
->hw
->wiphy
->debugfsdir
);
1161 if (IS_ERR(rootdir
)) {
1162 ret
= PTR_ERR(rootdir
);
1166 wl
->stats
.fw_stats
= kzalloc(sizeof(*wl
->stats
.fw_stats
),
1169 if (!wl
->stats
.fw_stats
) {
1174 wl
->stats
.fw_stats_update
= jiffies
;
1176 ret
= wl1271_debugfs_add_files(wl
, rootdir
);
1184 kfree(wl
->stats
.fw_stats
);
1185 wl
->stats
.fw_stats
= NULL
;
1188 debugfs_remove_recursive(rootdir
);
1194 void wl1271_debugfs_exit(struct wl1271
*wl
)
1196 kfree(wl
->stats
.fw_stats
);
1197 wl
->stats
.fw_stats
= NULL
;