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
24 #include "wl1271_debugfs.h"
26 #include <linux/skbuff.h>
27 #include <linux/slab.h>
30 #include "wl1271_acx.h"
31 #include "wl1271_ps.h"
32 #include "wl1271_io.h"
35 #define WL1271_DEBUGFS_STATS_LIFETIME 1000
37 /* debugfs macros idea from mac80211 */
39 #define DEBUGFS_READONLY_FILE(name, buflen, fmt, value...) \
40 static ssize_t name## _read(struct file *file, char __user *userbuf, \
41 size_t count, loff_t *ppos) \
43 struct wl1271 *wl = file->private_data; \
47 res = scnprintf(buf, buflen, fmt "\n", ##value); \
48 return simple_read_from_buffer(userbuf, count, ppos, buf, res); \
51 static const struct file_operations name## _ops = { \
52 .read = name## _read, \
53 .open = wl1271_open_file_generic, \
56 #define DEBUGFS_ADD(name, parent) \
57 wl->debugfs.name = debugfs_create_file(#name, 0400, parent, \
59 if (IS_ERR(wl->debugfs.name)) { \
60 ret = PTR_ERR(wl->debugfs.name); \
61 wl->debugfs.name = NULL; \
65 #define DEBUGFS_DEL(name) \
67 debugfs_remove(wl->debugfs.name); \
68 wl->debugfs.name = NULL; \
71 #define DEBUGFS_FWSTATS_FILE(sub, name, buflen, fmt) \
72 static ssize_t sub## _ ##name## _read(struct file *file, \
73 char __user *userbuf, \
74 size_t count, loff_t *ppos) \
76 struct wl1271 *wl = file->private_data; \
80 wl1271_debugfs_update_stats(wl); \
82 res = scnprintf(buf, buflen, fmt "\n", \
83 wl->stats.fw_stats->sub.name); \
84 return simple_read_from_buffer(userbuf, count, ppos, buf, res); \
87 static const struct file_operations sub## _ ##name## _ops = { \
88 .read = sub## _ ##name## _read, \
89 .open = wl1271_open_file_generic, \
92 #define DEBUGFS_FWSTATS_ADD(sub, name) \
93 DEBUGFS_ADD(sub## _ ##name, wl->debugfs.fw_statistics)
95 #define DEBUGFS_FWSTATS_DEL(sub, name) \
96 DEBUGFS_DEL(sub## _ ##name)
98 static void wl1271_debugfs_update_stats(struct wl1271
*wl
)
102 mutex_lock(&wl
->mutex
);
104 ret
= wl1271_ps_elp_wakeup(wl
, false);
108 if (wl
->state
== WL1271_STATE_ON
&&
109 time_after(jiffies
, wl
->stats
.fw_stats_update
+
110 msecs_to_jiffies(WL1271_DEBUGFS_STATS_LIFETIME
))) {
111 wl1271_acx_statistics(wl
, wl
->stats
.fw_stats
);
112 wl
->stats
.fw_stats_update
= jiffies
;
115 wl1271_ps_elp_sleep(wl
);
118 mutex_unlock(&wl
->mutex
);
121 static int wl1271_open_file_generic(struct inode
*inode
, struct file
*file
)
123 file
->private_data
= inode
->i_private
;
127 DEBUGFS_FWSTATS_FILE(tx
, internal_desc_overflow
, 20, "%u");
129 DEBUGFS_FWSTATS_FILE(rx
, out_of_mem
, 20, "%u");
130 DEBUGFS_FWSTATS_FILE(rx
, hdr_overflow
, 20, "%u");
131 DEBUGFS_FWSTATS_FILE(rx
, hw_stuck
, 20, "%u");
132 DEBUGFS_FWSTATS_FILE(rx
, dropped
, 20, "%u");
133 DEBUGFS_FWSTATS_FILE(rx
, fcs_err
, 20, "%u");
134 DEBUGFS_FWSTATS_FILE(rx
, xfr_hint_trig
, 20, "%u");
135 DEBUGFS_FWSTATS_FILE(rx
, path_reset
, 20, "%u");
136 DEBUGFS_FWSTATS_FILE(rx
, reset_counter
, 20, "%u");
138 DEBUGFS_FWSTATS_FILE(dma
, rx_requested
, 20, "%u");
139 DEBUGFS_FWSTATS_FILE(dma
, rx_errors
, 20, "%u");
140 DEBUGFS_FWSTATS_FILE(dma
, tx_requested
, 20, "%u");
141 DEBUGFS_FWSTATS_FILE(dma
, tx_errors
, 20, "%u");
143 DEBUGFS_FWSTATS_FILE(isr
, cmd_cmplt
, 20, "%u");
144 DEBUGFS_FWSTATS_FILE(isr
, fiqs
, 20, "%u");
145 DEBUGFS_FWSTATS_FILE(isr
, rx_headers
, 20, "%u");
146 DEBUGFS_FWSTATS_FILE(isr
, rx_mem_overflow
, 20, "%u");
147 DEBUGFS_FWSTATS_FILE(isr
, rx_rdys
, 20, "%u");
148 DEBUGFS_FWSTATS_FILE(isr
, irqs
, 20, "%u");
149 DEBUGFS_FWSTATS_FILE(isr
, tx_procs
, 20, "%u");
150 DEBUGFS_FWSTATS_FILE(isr
, decrypt_done
, 20, "%u");
151 DEBUGFS_FWSTATS_FILE(isr
, dma0_done
, 20, "%u");
152 DEBUGFS_FWSTATS_FILE(isr
, dma1_done
, 20, "%u");
153 DEBUGFS_FWSTATS_FILE(isr
, tx_exch_complete
, 20, "%u");
154 DEBUGFS_FWSTATS_FILE(isr
, commands
, 20, "%u");
155 DEBUGFS_FWSTATS_FILE(isr
, rx_procs
, 20, "%u");
156 DEBUGFS_FWSTATS_FILE(isr
, hw_pm_mode_changes
, 20, "%u");
157 DEBUGFS_FWSTATS_FILE(isr
, host_acknowledges
, 20, "%u");
158 DEBUGFS_FWSTATS_FILE(isr
, pci_pm
, 20, "%u");
159 DEBUGFS_FWSTATS_FILE(isr
, wakeups
, 20, "%u");
160 DEBUGFS_FWSTATS_FILE(isr
, low_rssi
, 20, "%u");
162 DEBUGFS_FWSTATS_FILE(wep
, addr_key_count
, 20, "%u");
163 DEBUGFS_FWSTATS_FILE(wep
, default_key_count
, 20, "%u");
164 /* skipping wep.reserved */
165 DEBUGFS_FWSTATS_FILE(wep
, key_not_found
, 20, "%u");
166 DEBUGFS_FWSTATS_FILE(wep
, decrypt_fail
, 20, "%u");
167 DEBUGFS_FWSTATS_FILE(wep
, packets
, 20, "%u");
168 DEBUGFS_FWSTATS_FILE(wep
, interrupt
, 20, "%u");
170 DEBUGFS_FWSTATS_FILE(pwr
, ps_enter
, 20, "%u");
171 DEBUGFS_FWSTATS_FILE(pwr
, elp_enter
, 20, "%u");
172 DEBUGFS_FWSTATS_FILE(pwr
, missing_bcns
, 20, "%u");
173 DEBUGFS_FWSTATS_FILE(pwr
, wake_on_host
, 20, "%u");
174 DEBUGFS_FWSTATS_FILE(pwr
, wake_on_timer_exp
, 20, "%u");
175 DEBUGFS_FWSTATS_FILE(pwr
, tx_with_ps
, 20, "%u");
176 DEBUGFS_FWSTATS_FILE(pwr
, tx_without_ps
, 20, "%u");
177 DEBUGFS_FWSTATS_FILE(pwr
, rcvd_beacons
, 20, "%u");
178 DEBUGFS_FWSTATS_FILE(pwr
, power_save_off
, 20, "%u");
179 DEBUGFS_FWSTATS_FILE(pwr
, enable_ps
, 20, "%u");
180 DEBUGFS_FWSTATS_FILE(pwr
, disable_ps
, 20, "%u");
181 DEBUGFS_FWSTATS_FILE(pwr
, fix_tsf_ps
, 20, "%u");
182 /* skipping cont_miss_bcns_spread for now */
183 DEBUGFS_FWSTATS_FILE(pwr
, rcvd_awake_beacons
, 20, "%u");
185 DEBUGFS_FWSTATS_FILE(mic
, rx_pkts
, 20, "%u");
186 DEBUGFS_FWSTATS_FILE(mic
, calc_failure
, 20, "%u");
188 DEBUGFS_FWSTATS_FILE(aes
, encrypt_fail
, 20, "%u");
189 DEBUGFS_FWSTATS_FILE(aes
, decrypt_fail
, 20, "%u");
190 DEBUGFS_FWSTATS_FILE(aes
, encrypt_packets
, 20, "%u");
191 DEBUGFS_FWSTATS_FILE(aes
, decrypt_packets
, 20, "%u");
192 DEBUGFS_FWSTATS_FILE(aes
, encrypt_interrupt
, 20, "%u");
193 DEBUGFS_FWSTATS_FILE(aes
, decrypt_interrupt
, 20, "%u");
195 DEBUGFS_FWSTATS_FILE(event
, heart_beat
, 20, "%u");
196 DEBUGFS_FWSTATS_FILE(event
, calibration
, 20, "%u");
197 DEBUGFS_FWSTATS_FILE(event
, rx_mismatch
, 20, "%u");
198 DEBUGFS_FWSTATS_FILE(event
, rx_mem_empty
, 20, "%u");
199 DEBUGFS_FWSTATS_FILE(event
, rx_pool
, 20, "%u");
200 DEBUGFS_FWSTATS_FILE(event
, oom_late
, 20, "%u");
201 DEBUGFS_FWSTATS_FILE(event
, phy_transmit_error
, 20, "%u");
202 DEBUGFS_FWSTATS_FILE(event
, tx_stuck
, 20, "%u");
204 DEBUGFS_FWSTATS_FILE(ps
, pspoll_timeouts
, 20, "%u");
205 DEBUGFS_FWSTATS_FILE(ps
, upsd_timeouts
, 20, "%u");
206 DEBUGFS_FWSTATS_FILE(ps
, upsd_max_sptime
, 20, "%u");
207 DEBUGFS_FWSTATS_FILE(ps
, upsd_max_apturn
, 20, "%u");
208 DEBUGFS_FWSTATS_FILE(ps
, pspoll_max_apturn
, 20, "%u");
209 DEBUGFS_FWSTATS_FILE(ps
, pspoll_utilization
, 20, "%u");
210 DEBUGFS_FWSTATS_FILE(ps
, upsd_utilization
, 20, "%u");
212 DEBUGFS_FWSTATS_FILE(rxpipe
, rx_prep_beacon_drop
, 20, "%u");
213 DEBUGFS_FWSTATS_FILE(rxpipe
, descr_host_int_trig_rx_data
, 20, "%u");
214 DEBUGFS_FWSTATS_FILE(rxpipe
, beacon_buffer_thres_host_int_trig_rx_data
,
216 DEBUGFS_FWSTATS_FILE(rxpipe
, missed_beacon_host_int_trig_rx_data
, 20, "%u");
217 DEBUGFS_FWSTATS_FILE(rxpipe
, tx_xfr_host_int_trig_rx_data
, 20, "%u");
219 DEBUGFS_READONLY_FILE(retry_count
, 20, "%u", wl
->stats
.retry_count
);
220 DEBUGFS_READONLY_FILE(excessive_retries
, 20, "%u",
221 wl
->stats
.excessive_retries
);
223 static ssize_t
tx_queue_len_read(struct file
*file
, char __user
*userbuf
,
224 size_t count
, loff_t
*ppos
)
226 struct wl1271
*wl
= file
->private_data
;
231 queue_len
= skb_queue_len(&wl
->tx_queue
);
233 res
= scnprintf(buf
, sizeof(buf
), "%u\n", queue_len
);
234 return simple_read_from_buffer(userbuf
, count
, ppos
, buf
, res
);
237 static const struct file_operations tx_queue_len_ops
= {
238 .read
= tx_queue_len_read
,
239 .open
= wl1271_open_file_generic
,
242 static ssize_t
gpio_power_read(struct file
*file
, char __user
*user_buf
,
243 size_t count
, loff_t
*ppos
)
245 struct wl1271
*wl
= file
->private_data
;
246 bool state
= test_bit(WL1271_FLAG_GPIO_POWER
, &wl
->flags
);
251 res
= scnprintf(buf
, sizeof(buf
), "%d\n", state
);
253 return simple_read_from_buffer(user_buf
, count
, ppos
, buf
, res
);
256 static ssize_t
gpio_power_write(struct file
*file
,
257 const char __user
*user_buf
,
258 size_t count
, loff_t
*ppos
)
260 struct wl1271
*wl
= file
->private_data
;
266 mutex_lock(&wl
->mutex
);
268 len
= min(count
, sizeof(buf
) - 1);
269 if (copy_from_user(buf
, user_buf
, len
)) {
275 ret
= strict_strtoul(buf
, 0, &value
);
277 wl1271_warning("illegal value in gpio_power");
284 wl1271_power_off(wl
);
287 mutex_unlock(&wl
->mutex
);
291 static const struct file_operations gpio_power_ops
= {
292 .read
= gpio_power_read
,
293 .write
= gpio_power_write
,
294 .open
= wl1271_open_file_generic
297 static void wl1271_debugfs_delete_files(struct wl1271
*wl
)
299 DEBUGFS_FWSTATS_DEL(tx
, internal_desc_overflow
);
301 DEBUGFS_FWSTATS_DEL(rx
, out_of_mem
);
302 DEBUGFS_FWSTATS_DEL(rx
, hdr_overflow
);
303 DEBUGFS_FWSTATS_DEL(rx
, hw_stuck
);
304 DEBUGFS_FWSTATS_DEL(rx
, dropped
);
305 DEBUGFS_FWSTATS_DEL(rx
, fcs_err
);
306 DEBUGFS_FWSTATS_DEL(rx
, xfr_hint_trig
);
307 DEBUGFS_FWSTATS_DEL(rx
, path_reset
);
308 DEBUGFS_FWSTATS_DEL(rx
, reset_counter
);
310 DEBUGFS_FWSTATS_DEL(dma
, rx_requested
);
311 DEBUGFS_FWSTATS_DEL(dma
, rx_errors
);
312 DEBUGFS_FWSTATS_DEL(dma
, tx_requested
);
313 DEBUGFS_FWSTATS_DEL(dma
, tx_errors
);
315 DEBUGFS_FWSTATS_DEL(isr
, cmd_cmplt
);
316 DEBUGFS_FWSTATS_DEL(isr
, fiqs
);
317 DEBUGFS_FWSTATS_DEL(isr
, rx_headers
);
318 DEBUGFS_FWSTATS_DEL(isr
, rx_mem_overflow
);
319 DEBUGFS_FWSTATS_DEL(isr
, rx_rdys
);
320 DEBUGFS_FWSTATS_DEL(isr
, irqs
);
321 DEBUGFS_FWSTATS_DEL(isr
, tx_procs
);
322 DEBUGFS_FWSTATS_DEL(isr
, decrypt_done
);
323 DEBUGFS_FWSTATS_DEL(isr
, dma0_done
);
324 DEBUGFS_FWSTATS_DEL(isr
, dma1_done
);
325 DEBUGFS_FWSTATS_DEL(isr
, tx_exch_complete
);
326 DEBUGFS_FWSTATS_DEL(isr
, commands
);
327 DEBUGFS_FWSTATS_DEL(isr
, rx_procs
);
328 DEBUGFS_FWSTATS_DEL(isr
, hw_pm_mode_changes
);
329 DEBUGFS_FWSTATS_DEL(isr
, host_acknowledges
);
330 DEBUGFS_FWSTATS_DEL(isr
, pci_pm
);
331 DEBUGFS_FWSTATS_DEL(isr
, wakeups
);
332 DEBUGFS_FWSTATS_DEL(isr
, low_rssi
);
334 DEBUGFS_FWSTATS_DEL(wep
, addr_key_count
);
335 DEBUGFS_FWSTATS_DEL(wep
, default_key_count
);
336 /* skipping wep.reserved */
337 DEBUGFS_FWSTATS_DEL(wep
, key_not_found
);
338 DEBUGFS_FWSTATS_DEL(wep
, decrypt_fail
);
339 DEBUGFS_FWSTATS_DEL(wep
, packets
);
340 DEBUGFS_FWSTATS_DEL(wep
, interrupt
);
342 DEBUGFS_FWSTATS_DEL(pwr
, ps_enter
);
343 DEBUGFS_FWSTATS_DEL(pwr
, elp_enter
);
344 DEBUGFS_FWSTATS_DEL(pwr
, missing_bcns
);
345 DEBUGFS_FWSTATS_DEL(pwr
, wake_on_host
);
346 DEBUGFS_FWSTATS_DEL(pwr
, wake_on_timer_exp
);
347 DEBUGFS_FWSTATS_DEL(pwr
, tx_with_ps
);
348 DEBUGFS_FWSTATS_DEL(pwr
, tx_without_ps
);
349 DEBUGFS_FWSTATS_DEL(pwr
, rcvd_beacons
);
350 DEBUGFS_FWSTATS_DEL(pwr
, power_save_off
);
351 DEBUGFS_FWSTATS_DEL(pwr
, enable_ps
);
352 DEBUGFS_FWSTATS_DEL(pwr
, disable_ps
);
353 DEBUGFS_FWSTATS_DEL(pwr
, fix_tsf_ps
);
354 /* skipping cont_miss_bcns_spread for now */
355 DEBUGFS_FWSTATS_DEL(pwr
, rcvd_awake_beacons
);
357 DEBUGFS_FWSTATS_DEL(mic
, rx_pkts
);
358 DEBUGFS_FWSTATS_DEL(mic
, calc_failure
);
360 DEBUGFS_FWSTATS_DEL(aes
, encrypt_fail
);
361 DEBUGFS_FWSTATS_DEL(aes
, decrypt_fail
);
362 DEBUGFS_FWSTATS_DEL(aes
, encrypt_packets
);
363 DEBUGFS_FWSTATS_DEL(aes
, decrypt_packets
);
364 DEBUGFS_FWSTATS_DEL(aes
, encrypt_interrupt
);
365 DEBUGFS_FWSTATS_DEL(aes
, decrypt_interrupt
);
367 DEBUGFS_FWSTATS_DEL(event
, heart_beat
);
368 DEBUGFS_FWSTATS_DEL(event
, calibration
);
369 DEBUGFS_FWSTATS_DEL(event
, rx_mismatch
);
370 DEBUGFS_FWSTATS_DEL(event
, rx_mem_empty
);
371 DEBUGFS_FWSTATS_DEL(event
, rx_pool
);
372 DEBUGFS_FWSTATS_DEL(event
, oom_late
);
373 DEBUGFS_FWSTATS_DEL(event
, phy_transmit_error
);
374 DEBUGFS_FWSTATS_DEL(event
, tx_stuck
);
376 DEBUGFS_FWSTATS_DEL(ps
, pspoll_timeouts
);
377 DEBUGFS_FWSTATS_DEL(ps
, upsd_timeouts
);
378 DEBUGFS_FWSTATS_DEL(ps
, upsd_max_sptime
);
379 DEBUGFS_FWSTATS_DEL(ps
, upsd_max_apturn
);
380 DEBUGFS_FWSTATS_DEL(ps
, pspoll_max_apturn
);
381 DEBUGFS_FWSTATS_DEL(ps
, pspoll_utilization
);
382 DEBUGFS_FWSTATS_DEL(ps
, upsd_utilization
);
384 DEBUGFS_FWSTATS_DEL(rxpipe
, rx_prep_beacon_drop
);
385 DEBUGFS_FWSTATS_DEL(rxpipe
, descr_host_int_trig_rx_data
);
386 DEBUGFS_FWSTATS_DEL(rxpipe
, beacon_buffer_thres_host_int_trig_rx_data
);
387 DEBUGFS_FWSTATS_DEL(rxpipe
, missed_beacon_host_int_trig_rx_data
);
388 DEBUGFS_FWSTATS_DEL(rxpipe
, tx_xfr_host_int_trig_rx_data
);
390 DEBUGFS_DEL(tx_queue_len
);
391 DEBUGFS_DEL(retry_count
);
392 DEBUGFS_DEL(excessive_retries
);
394 DEBUGFS_DEL(gpio_power
);
397 static int wl1271_debugfs_add_files(struct wl1271
*wl
)
401 DEBUGFS_FWSTATS_ADD(tx
, internal_desc_overflow
);
403 DEBUGFS_FWSTATS_ADD(rx
, out_of_mem
);
404 DEBUGFS_FWSTATS_ADD(rx
, hdr_overflow
);
405 DEBUGFS_FWSTATS_ADD(rx
, hw_stuck
);
406 DEBUGFS_FWSTATS_ADD(rx
, dropped
);
407 DEBUGFS_FWSTATS_ADD(rx
, fcs_err
);
408 DEBUGFS_FWSTATS_ADD(rx
, xfr_hint_trig
);
409 DEBUGFS_FWSTATS_ADD(rx
, path_reset
);
410 DEBUGFS_FWSTATS_ADD(rx
, reset_counter
);
412 DEBUGFS_FWSTATS_ADD(dma
, rx_requested
);
413 DEBUGFS_FWSTATS_ADD(dma
, rx_errors
);
414 DEBUGFS_FWSTATS_ADD(dma
, tx_requested
);
415 DEBUGFS_FWSTATS_ADD(dma
, tx_errors
);
417 DEBUGFS_FWSTATS_ADD(isr
, cmd_cmplt
);
418 DEBUGFS_FWSTATS_ADD(isr
, fiqs
);
419 DEBUGFS_FWSTATS_ADD(isr
, rx_headers
);
420 DEBUGFS_FWSTATS_ADD(isr
, rx_mem_overflow
);
421 DEBUGFS_FWSTATS_ADD(isr
, rx_rdys
);
422 DEBUGFS_FWSTATS_ADD(isr
, irqs
);
423 DEBUGFS_FWSTATS_ADD(isr
, tx_procs
);
424 DEBUGFS_FWSTATS_ADD(isr
, decrypt_done
);
425 DEBUGFS_FWSTATS_ADD(isr
, dma0_done
);
426 DEBUGFS_FWSTATS_ADD(isr
, dma1_done
);
427 DEBUGFS_FWSTATS_ADD(isr
, tx_exch_complete
);
428 DEBUGFS_FWSTATS_ADD(isr
, commands
);
429 DEBUGFS_FWSTATS_ADD(isr
, rx_procs
);
430 DEBUGFS_FWSTATS_ADD(isr
, hw_pm_mode_changes
);
431 DEBUGFS_FWSTATS_ADD(isr
, host_acknowledges
);
432 DEBUGFS_FWSTATS_ADD(isr
, pci_pm
);
433 DEBUGFS_FWSTATS_ADD(isr
, wakeups
);
434 DEBUGFS_FWSTATS_ADD(isr
, low_rssi
);
436 DEBUGFS_FWSTATS_ADD(wep
, addr_key_count
);
437 DEBUGFS_FWSTATS_ADD(wep
, default_key_count
);
438 /* skipping wep.reserved */
439 DEBUGFS_FWSTATS_ADD(wep
, key_not_found
);
440 DEBUGFS_FWSTATS_ADD(wep
, decrypt_fail
);
441 DEBUGFS_FWSTATS_ADD(wep
, packets
);
442 DEBUGFS_FWSTATS_ADD(wep
, interrupt
);
444 DEBUGFS_FWSTATS_ADD(pwr
, ps_enter
);
445 DEBUGFS_FWSTATS_ADD(pwr
, elp_enter
);
446 DEBUGFS_FWSTATS_ADD(pwr
, missing_bcns
);
447 DEBUGFS_FWSTATS_ADD(pwr
, wake_on_host
);
448 DEBUGFS_FWSTATS_ADD(pwr
, wake_on_timer_exp
);
449 DEBUGFS_FWSTATS_ADD(pwr
, tx_with_ps
);
450 DEBUGFS_FWSTATS_ADD(pwr
, tx_without_ps
);
451 DEBUGFS_FWSTATS_ADD(pwr
, rcvd_beacons
);
452 DEBUGFS_FWSTATS_ADD(pwr
, power_save_off
);
453 DEBUGFS_FWSTATS_ADD(pwr
, enable_ps
);
454 DEBUGFS_FWSTATS_ADD(pwr
, disable_ps
);
455 DEBUGFS_FWSTATS_ADD(pwr
, fix_tsf_ps
);
456 /* skipping cont_miss_bcns_spread for now */
457 DEBUGFS_FWSTATS_ADD(pwr
, rcvd_awake_beacons
);
459 DEBUGFS_FWSTATS_ADD(mic
, rx_pkts
);
460 DEBUGFS_FWSTATS_ADD(mic
, calc_failure
);
462 DEBUGFS_FWSTATS_ADD(aes
, encrypt_fail
);
463 DEBUGFS_FWSTATS_ADD(aes
, decrypt_fail
);
464 DEBUGFS_FWSTATS_ADD(aes
, encrypt_packets
);
465 DEBUGFS_FWSTATS_ADD(aes
, decrypt_packets
);
466 DEBUGFS_FWSTATS_ADD(aes
, encrypt_interrupt
);
467 DEBUGFS_FWSTATS_ADD(aes
, decrypt_interrupt
);
469 DEBUGFS_FWSTATS_ADD(event
, heart_beat
);
470 DEBUGFS_FWSTATS_ADD(event
, calibration
);
471 DEBUGFS_FWSTATS_ADD(event
, rx_mismatch
);
472 DEBUGFS_FWSTATS_ADD(event
, rx_mem_empty
);
473 DEBUGFS_FWSTATS_ADD(event
, rx_pool
);
474 DEBUGFS_FWSTATS_ADD(event
, oom_late
);
475 DEBUGFS_FWSTATS_ADD(event
, phy_transmit_error
);
476 DEBUGFS_FWSTATS_ADD(event
, tx_stuck
);
478 DEBUGFS_FWSTATS_ADD(ps
, pspoll_timeouts
);
479 DEBUGFS_FWSTATS_ADD(ps
, upsd_timeouts
);
480 DEBUGFS_FWSTATS_ADD(ps
, upsd_max_sptime
);
481 DEBUGFS_FWSTATS_ADD(ps
, upsd_max_apturn
);
482 DEBUGFS_FWSTATS_ADD(ps
, pspoll_max_apturn
);
483 DEBUGFS_FWSTATS_ADD(ps
, pspoll_utilization
);
484 DEBUGFS_FWSTATS_ADD(ps
, upsd_utilization
);
486 DEBUGFS_FWSTATS_ADD(rxpipe
, rx_prep_beacon_drop
);
487 DEBUGFS_FWSTATS_ADD(rxpipe
, descr_host_int_trig_rx_data
);
488 DEBUGFS_FWSTATS_ADD(rxpipe
, beacon_buffer_thres_host_int_trig_rx_data
);
489 DEBUGFS_FWSTATS_ADD(rxpipe
, missed_beacon_host_int_trig_rx_data
);
490 DEBUGFS_FWSTATS_ADD(rxpipe
, tx_xfr_host_int_trig_rx_data
);
492 DEBUGFS_ADD(tx_queue_len
, wl
->debugfs
.rootdir
);
493 DEBUGFS_ADD(retry_count
, wl
->debugfs
.rootdir
);
494 DEBUGFS_ADD(excessive_retries
, wl
->debugfs
.rootdir
);
496 DEBUGFS_ADD(gpio_power
, wl
->debugfs
.rootdir
);
500 wl1271_debugfs_delete_files(wl
);
505 void wl1271_debugfs_reset(struct wl1271
*wl
)
507 memset(wl
->stats
.fw_stats
, 0, sizeof(*wl
->stats
.fw_stats
));
508 wl
->stats
.retry_count
= 0;
509 wl
->stats
.excessive_retries
= 0;
512 int wl1271_debugfs_init(struct wl1271
*wl
)
516 wl
->debugfs
.rootdir
= debugfs_create_dir(KBUILD_MODNAME
, NULL
);
518 if (IS_ERR(wl
->debugfs
.rootdir
)) {
519 ret
= PTR_ERR(wl
->debugfs
.rootdir
);
520 wl
->debugfs
.rootdir
= NULL
;
524 wl
->debugfs
.fw_statistics
= debugfs_create_dir("fw-statistics",
525 wl
->debugfs
.rootdir
);
527 if (IS_ERR(wl
->debugfs
.fw_statistics
)) {
528 ret
= PTR_ERR(wl
->debugfs
.fw_statistics
);
529 wl
->debugfs
.fw_statistics
= NULL
;
533 wl
->stats
.fw_stats
= kzalloc(sizeof(*wl
->stats
.fw_stats
),
536 if (!wl
->stats
.fw_stats
) {
541 wl
->stats
.fw_stats_update
= jiffies
;
543 ret
= wl1271_debugfs_add_files(wl
);
551 kfree(wl
->stats
.fw_stats
);
552 wl
->stats
.fw_stats
= NULL
;
555 debugfs_remove(wl
->debugfs
.fw_statistics
);
556 wl
->debugfs
.fw_statistics
= NULL
;
559 debugfs_remove(wl
->debugfs
.rootdir
);
560 wl
->debugfs
.rootdir
= NULL
;
566 void wl1271_debugfs_exit(struct wl1271
*wl
)
568 wl1271_debugfs_delete_files(wl
);
570 kfree(wl
->stats
.fw_stats
);
571 wl
->stats
.fw_stats
= NULL
;
573 debugfs_remove(wl
->debugfs
.fw_statistics
);
574 wl
->debugfs
.fw_statistics
= NULL
;
576 debugfs_remove(wl
->debugfs
.rootdir
);
577 wl
->debugfs
.rootdir
= NULL
;