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, \
54 .llseek = generic_file_llseek, \
57 #define DEBUGFS_ADD(name, parent) \
58 wl->debugfs.name = debugfs_create_file(#name, 0400, parent, \
60 if (IS_ERR(wl->debugfs.name)) { \
61 ret = PTR_ERR(wl->debugfs.name); \
62 wl->debugfs.name = NULL; \
66 #define DEBUGFS_DEL(name) \
68 debugfs_remove(wl->debugfs.name); \
69 wl->debugfs.name = NULL; \
72 #define DEBUGFS_FWSTATS_FILE(sub, name, buflen, fmt) \
73 static ssize_t sub## _ ##name## _read(struct file *file, \
74 char __user *userbuf, \
75 size_t count, loff_t *ppos) \
77 struct wl1271 *wl = file->private_data; \
81 wl1271_debugfs_update_stats(wl); \
83 res = scnprintf(buf, buflen, fmt "\n", \
84 wl->stats.fw_stats->sub.name); \
85 return simple_read_from_buffer(userbuf, count, ppos, buf, res); \
88 static const struct file_operations sub## _ ##name## _ops = { \
89 .read = sub## _ ##name## _read, \
90 .open = wl1271_open_file_generic, \
91 .llseek = generic_file_llseek, \
94 #define DEBUGFS_FWSTATS_ADD(sub, name) \
95 DEBUGFS_ADD(sub## _ ##name, wl->debugfs.fw_statistics)
97 #define DEBUGFS_FWSTATS_DEL(sub, name) \
98 DEBUGFS_DEL(sub## _ ##name)
100 static void wl1271_debugfs_update_stats(struct wl1271
*wl
)
104 mutex_lock(&wl
->mutex
);
106 ret
= wl1271_ps_elp_wakeup(wl
, false);
110 if (wl
->state
== WL1271_STATE_ON
&&
111 time_after(jiffies
, wl
->stats
.fw_stats_update
+
112 msecs_to_jiffies(WL1271_DEBUGFS_STATS_LIFETIME
))) {
113 wl1271_acx_statistics(wl
, wl
->stats
.fw_stats
);
114 wl
->stats
.fw_stats_update
= jiffies
;
117 wl1271_ps_elp_sleep(wl
);
120 mutex_unlock(&wl
->mutex
);
123 static int wl1271_open_file_generic(struct inode
*inode
, struct file
*file
)
125 file
->private_data
= inode
->i_private
;
129 DEBUGFS_FWSTATS_FILE(tx
, internal_desc_overflow
, 20, "%u");
131 DEBUGFS_FWSTATS_FILE(rx
, out_of_mem
, 20, "%u");
132 DEBUGFS_FWSTATS_FILE(rx
, hdr_overflow
, 20, "%u");
133 DEBUGFS_FWSTATS_FILE(rx
, hw_stuck
, 20, "%u");
134 DEBUGFS_FWSTATS_FILE(rx
, dropped
, 20, "%u");
135 DEBUGFS_FWSTATS_FILE(rx
, fcs_err
, 20, "%u");
136 DEBUGFS_FWSTATS_FILE(rx
, xfr_hint_trig
, 20, "%u");
137 DEBUGFS_FWSTATS_FILE(rx
, path_reset
, 20, "%u");
138 DEBUGFS_FWSTATS_FILE(rx
, reset_counter
, 20, "%u");
140 DEBUGFS_FWSTATS_FILE(dma
, rx_requested
, 20, "%u");
141 DEBUGFS_FWSTATS_FILE(dma
, rx_errors
, 20, "%u");
142 DEBUGFS_FWSTATS_FILE(dma
, tx_requested
, 20, "%u");
143 DEBUGFS_FWSTATS_FILE(dma
, tx_errors
, 20, "%u");
145 DEBUGFS_FWSTATS_FILE(isr
, cmd_cmplt
, 20, "%u");
146 DEBUGFS_FWSTATS_FILE(isr
, fiqs
, 20, "%u");
147 DEBUGFS_FWSTATS_FILE(isr
, rx_headers
, 20, "%u");
148 DEBUGFS_FWSTATS_FILE(isr
, rx_mem_overflow
, 20, "%u");
149 DEBUGFS_FWSTATS_FILE(isr
, rx_rdys
, 20, "%u");
150 DEBUGFS_FWSTATS_FILE(isr
, irqs
, 20, "%u");
151 DEBUGFS_FWSTATS_FILE(isr
, tx_procs
, 20, "%u");
152 DEBUGFS_FWSTATS_FILE(isr
, decrypt_done
, 20, "%u");
153 DEBUGFS_FWSTATS_FILE(isr
, dma0_done
, 20, "%u");
154 DEBUGFS_FWSTATS_FILE(isr
, dma1_done
, 20, "%u");
155 DEBUGFS_FWSTATS_FILE(isr
, tx_exch_complete
, 20, "%u");
156 DEBUGFS_FWSTATS_FILE(isr
, commands
, 20, "%u");
157 DEBUGFS_FWSTATS_FILE(isr
, rx_procs
, 20, "%u");
158 DEBUGFS_FWSTATS_FILE(isr
, hw_pm_mode_changes
, 20, "%u");
159 DEBUGFS_FWSTATS_FILE(isr
, host_acknowledges
, 20, "%u");
160 DEBUGFS_FWSTATS_FILE(isr
, pci_pm
, 20, "%u");
161 DEBUGFS_FWSTATS_FILE(isr
, wakeups
, 20, "%u");
162 DEBUGFS_FWSTATS_FILE(isr
, low_rssi
, 20, "%u");
164 DEBUGFS_FWSTATS_FILE(wep
, addr_key_count
, 20, "%u");
165 DEBUGFS_FWSTATS_FILE(wep
, default_key_count
, 20, "%u");
166 /* skipping wep.reserved */
167 DEBUGFS_FWSTATS_FILE(wep
, key_not_found
, 20, "%u");
168 DEBUGFS_FWSTATS_FILE(wep
, decrypt_fail
, 20, "%u");
169 DEBUGFS_FWSTATS_FILE(wep
, packets
, 20, "%u");
170 DEBUGFS_FWSTATS_FILE(wep
, interrupt
, 20, "%u");
172 DEBUGFS_FWSTATS_FILE(pwr
, ps_enter
, 20, "%u");
173 DEBUGFS_FWSTATS_FILE(pwr
, elp_enter
, 20, "%u");
174 DEBUGFS_FWSTATS_FILE(pwr
, missing_bcns
, 20, "%u");
175 DEBUGFS_FWSTATS_FILE(pwr
, wake_on_host
, 20, "%u");
176 DEBUGFS_FWSTATS_FILE(pwr
, wake_on_timer_exp
, 20, "%u");
177 DEBUGFS_FWSTATS_FILE(pwr
, tx_with_ps
, 20, "%u");
178 DEBUGFS_FWSTATS_FILE(pwr
, tx_without_ps
, 20, "%u");
179 DEBUGFS_FWSTATS_FILE(pwr
, rcvd_beacons
, 20, "%u");
180 DEBUGFS_FWSTATS_FILE(pwr
, power_save_off
, 20, "%u");
181 DEBUGFS_FWSTATS_FILE(pwr
, enable_ps
, 20, "%u");
182 DEBUGFS_FWSTATS_FILE(pwr
, disable_ps
, 20, "%u");
183 DEBUGFS_FWSTATS_FILE(pwr
, fix_tsf_ps
, 20, "%u");
184 /* skipping cont_miss_bcns_spread for now */
185 DEBUGFS_FWSTATS_FILE(pwr
, rcvd_awake_beacons
, 20, "%u");
187 DEBUGFS_FWSTATS_FILE(mic
, rx_pkts
, 20, "%u");
188 DEBUGFS_FWSTATS_FILE(mic
, calc_failure
, 20, "%u");
190 DEBUGFS_FWSTATS_FILE(aes
, encrypt_fail
, 20, "%u");
191 DEBUGFS_FWSTATS_FILE(aes
, decrypt_fail
, 20, "%u");
192 DEBUGFS_FWSTATS_FILE(aes
, encrypt_packets
, 20, "%u");
193 DEBUGFS_FWSTATS_FILE(aes
, decrypt_packets
, 20, "%u");
194 DEBUGFS_FWSTATS_FILE(aes
, encrypt_interrupt
, 20, "%u");
195 DEBUGFS_FWSTATS_FILE(aes
, decrypt_interrupt
, 20, "%u");
197 DEBUGFS_FWSTATS_FILE(event
, heart_beat
, 20, "%u");
198 DEBUGFS_FWSTATS_FILE(event
, calibration
, 20, "%u");
199 DEBUGFS_FWSTATS_FILE(event
, rx_mismatch
, 20, "%u");
200 DEBUGFS_FWSTATS_FILE(event
, rx_mem_empty
, 20, "%u");
201 DEBUGFS_FWSTATS_FILE(event
, rx_pool
, 20, "%u");
202 DEBUGFS_FWSTATS_FILE(event
, oom_late
, 20, "%u");
203 DEBUGFS_FWSTATS_FILE(event
, phy_transmit_error
, 20, "%u");
204 DEBUGFS_FWSTATS_FILE(event
, tx_stuck
, 20, "%u");
206 DEBUGFS_FWSTATS_FILE(ps
, pspoll_timeouts
, 20, "%u");
207 DEBUGFS_FWSTATS_FILE(ps
, upsd_timeouts
, 20, "%u");
208 DEBUGFS_FWSTATS_FILE(ps
, upsd_max_sptime
, 20, "%u");
209 DEBUGFS_FWSTATS_FILE(ps
, upsd_max_apturn
, 20, "%u");
210 DEBUGFS_FWSTATS_FILE(ps
, pspoll_max_apturn
, 20, "%u");
211 DEBUGFS_FWSTATS_FILE(ps
, pspoll_utilization
, 20, "%u");
212 DEBUGFS_FWSTATS_FILE(ps
, upsd_utilization
, 20, "%u");
214 DEBUGFS_FWSTATS_FILE(rxpipe
, rx_prep_beacon_drop
, 20, "%u");
215 DEBUGFS_FWSTATS_FILE(rxpipe
, descr_host_int_trig_rx_data
, 20, "%u");
216 DEBUGFS_FWSTATS_FILE(rxpipe
, beacon_buffer_thres_host_int_trig_rx_data
,
218 DEBUGFS_FWSTATS_FILE(rxpipe
, missed_beacon_host_int_trig_rx_data
, 20, "%u");
219 DEBUGFS_FWSTATS_FILE(rxpipe
, tx_xfr_host_int_trig_rx_data
, 20, "%u");
221 DEBUGFS_READONLY_FILE(retry_count
, 20, "%u", wl
->stats
.retry_count
);
222 DEBUGFS_READONLY_FILE(excessive_retries
, 20, "%u",
223 wl
->stats
.excessive_retries
);
225 static ssize_t
tx_queue_len_read(struct file
*file
, char __user
*userbuf
,
226 size_t count
, loff_t
*ppos
)
228 struct wl1271
*wl
= file
->private_data
;
233 queue_len
= skb_queue_len(&wl
->tx_queue
);
235 res
= scnprintf(buf
, sizeof(buf
), "%u\n", queue_len
);
236 return simple_read_from_buffer(userbuf
, count
, ppos
, buf
, res
);
239 static const struct file_operations tx_queue_len_ops
= {
240 .read
= tx_queue_len_read
,
241 .open
= wl1271_open_file_generic
,
242 .llseek
= default_llseek
,
245 static ssize_t
gpio_power_read(struct file
*file
, char __user
*user_buf
,
246 size_t count
, loff_t
*ppos
)
248 struct wl1271
*wl
= file
->private_data
;
249 bool state
= test_bit(WL1271_FLAG_GPIO_POWER
, &wl
->flags
);
254 res
= scnprintf(buf
, sizeof(buf
), "%d\n", state
);
256 return simple_read_from_buffer(user_buf
, count
, ppos
, buf
, res
);
259 static ssize_t
gpio_power_write(struct file
*file
,
260 const char __user
*user_buf
,
261 size_t count
, loff_t
*ppos
)
263 struct wl1271
*wl
= file
->private_data
;
269 mutex_lock(&wl
->mutex
);
271 len
= min(count
, sizeof(buf
) - 1);
272 if (copy_from_user(buf
, user_buf
, len
)) {
278 ret
= strict_strtoul(buf
, 0, &value
);
280 wl1271_warning("illegal value in gpio_power");
287 wl1271_power_off(wl
);
290 mutex_unlock(&wl
->mutex
);
294 static const struct file_operations gpio_power_ops
= {
295 .read
= gpio_power_read
,
296 .write
= gpio_power_write
,
297 .open
= wl1271_open_file_generic
,
298 .llseek
= default_llseek
,
301 static void wl1271_debugfs_delete_files(struct wl1271
*wl
)
303 DEBUGFS_FWSTATS_DEL(tx
, internal_desc_overflow
);
305 DEBUGFS_FWSTATS_DEL(rx
, out_of_mem
);
306 DEBUGFS_FWSTATS_DEL(rx
, hdr_overflow
);
307 DEBUGFS_FWSTATS_DEL(rx
, hw_stuck
);
308 DEBUGFS_FWSTATS_DEL(rx
, dropped
);
309 DEBUGFS_FWSTATS_DEL(rx
, fcs_err
);
310 DEBUGFS_FWSTATS_DEL(rx
, xfr_hint_trig
);
311 DEBUGFS_FWSTATS_DEL(rx
, path_reset
);
312 DEBUGFS_FWSTATS_DEL(rx
, reset_counter
);
314 DEBUGFS_FWSTATS_DEL(dma
, rx_requested
);
315 DEBUGFS_FWSTATS_DEL(dma
, rx_errors
);
316 DEBUGFS_FWSTATS_DEL(dma
, tx_requested
);
317 DEBUGFS_FWSTATS_DEL(dma
, tx_errors
);
319 DEBUGFS_FWSTATS_DEL(isr
, cmd_cmplt
);
320 DEBUGFS_FWSTATS_DEL(isr
, fiqs
);
321 DEBUGFS_FWSTATS_DEL(isr
, rx_headers
);
322 DEBUGFS_FWSTATS_DEL(isr
, rx_mem_overflow
);
323 DEBUGFS_FWSTATS_DEL(isr
, rx_rdys
);
324 DEBUGFS_FWSTATS_DEL(isr
, irqs
);
325 DEBUGFS_FWSTATS_DEL(isr
, tx_procs
);
326 DEBUGFS_FWSTATS_DEL(isr
, decrypt_done
);
327 DEBUGFS_FWSTATS_DEL(isr
, dma0_done
);
328 DEBUGFS_FWSTATS_DEL(isr
, dma1_done
);
329 DEBUGFS_FWSTATS_DEL(isr
, tx_exch_complete
);
330 DEBUGFS_FWSTATS_DEL(isr
, commands
);
331 DEBUGFS_FWSTATS_DEL(isr
, rx_procs
);
332 DEBUGFS_FWSTATS_DEL(isr
, hw_pm_mode_changes
);
333 DEBUGFS_FWSTATS_DEL(isr
, host_acknowledges
);
334 DEBUGFS_FWSTATS_DEL(isr
, pci_pm
);
335 DEBUGFS_FWSTATS_DEL(isr
, wakeups
);
336 DEBUGFS_FWSTATS_DEL(isr
, low_rssi
);
338 DEBUGFS_FWSTATS_DEL(wep
, addr_key_count
);
339 DEBUGFS_FWSTATS_DEL(wep
, default_key_count
);
340 /* skipping wep.reserved */
341 DEBUGFS_FWSTATS_DEL(wep
, key_not_found
);
342 DEBUGFS_FWSTATS_DEL(wep
, decrypt_fail
);
343 DEBUGFS_FWSTATS_DEL(wep
, packets
);
344 DEBUGFS_FWSTATS_DEL(wep
, interrupt
);
346 DEBUGFS_FWSTATS_DEL(pwr
, ps_enter
);
347 DEBUGFS_FWSTATS_DEL(pwr
, elp_enter
);
348 DEBUGFS_FWSTATS_DEL(pwr
, missing_bcns
);
349 DEBUGFS_FWSTATS_DEL(pwr
, wake_on_host
);
350 DEBUGFS_FWSTATS_DEL(pwr
, wake_on_timer_exp
);
351 DEBUGFS_FWSTATS_DEL(pwr
, tx_with_ps
);
352 DEBUGFS_FWSTATS_DEL(pwr
, tx_without_ps
);
353 DEBUGFS_FWSTATS_DEL(pwr
, rcvd_beacons
);
354 DEBUGFS_FWSTATS_DEL(pwr
, power_save_off
);
355 DEBUGFS_FWSTATS_DEL(pwr
, enable_ps
);
356 DEBUGFS_FWSTATS_DEL(pwr
, disable_ps
);
357 DEBUGFS_FWSTATS_DEL(pwr
, fix_tsf_ps
);
358 /* skipping cont_miss_bcns_spread for now */
359 DEBUGFS_FWSTATS_DEL(pwr
, rcvd_awake_beacons
);
361 DEBUGFS_FWSTATS_DEL(mic
, rx_pkts
);
362 DEBUGFS_FWSTATS_DEL(mic
, calc_failure
);
364 DEBUGFS_FWSTATS_DEL(aes
, encrypt_fail
);
365 DEBUGFS_FWSTATS_DEL(aes
, decrypt_fail
);
366 DEBUGFS_FWSTATS_DEL(aes
, encrypt_packets
);
367 DEBUGFS_FWSTATS_DEL(aes
, decrypt_packets
);
368 DEBUGFS_FWSTATS_DEL(aes
, encrypt_interrupt
);
369 DEBUGFS_FWSTATS_DEL(aes
, decrypt_interrupt
);
371 DEBUGFS_FWSTATS_DEL(event
, heart_beat
);
372 DEBUGFS_FWSTATS_DEL(event
, calibration
);
373 DEBUGFS_FWSTATS_DEL(event
, rx_mismatch
);
374 DEBUGFS_FWSTATS_DEL(event
, rx_mem_empty
);
375 DEBUGFS_FWSTATS_DEL(event
, rx_pool
);
376 DEBUGFS_FWSTATS_DEL(event
, oom_late
);
377 DEBUGFS_FWSTATS_DEL(event
, phy_transmit_error
);
378 DEBUGFS_FWSTATS_DEL(event
, tx_stuck
);
380 DEBUGFS_FWSTATS_DEL(ps
, pspoll_timeouts
);
381 DEBUGFS_FWSTATS_DEL(ps
, upsd_timeouts
);
382 DEBUGFS_FWSTATS_DEL(ps
, upsd_max_sptime
);
383 DEBUGFS_FWSTATS_DEL(ps
, upsd_max_apturn
);
384 DEBUGFS_FWSTATS_DEL(ps
, pspoll_max_apturn
);
385 DEBUGFS_FWSTATS_DEL(ps
, pspoll_utilization
);
386 DEBUGFS_FWSTATS_DEL(ps
, upsd_utilization
);
388 DEBUGFS_FWSTATS_DEL(rxpipe
, rx_prep_beacon_drop
);
389 DEBUGFS_FWSTATS_DEL(rxpipe
, descr_host_int_trig_rx_data
);
390 DEBUGFS_FWSTATS_DEL(rxpipe
, beacon_buffer_thres_host_int_trig_rx_data
);
391 DEBUGFS_FWSTATS_DEL(rxpipe
, missed_beacon_host_int_trig_rx_data
);
392 DEBUGFS_FWSTATS_DEL(rxpipe
, tx_xfr_host_int_trig_rx_data
);
394 DEBUGFS_DEL(tx_queue_len
);
395 DEBUGFS_DEL(retry_count
);
396 DEBUGFS_DEL(excessive_retries
);
398 DEBUGFS_DEL(gpio_power
);
401 static int wl1271_debugfs_add_files(struct wl1271
*wl
)
405 DEBUGFS_FWSTATS_ADD(tx
, internal_desc_overflow
);
407 DEBUGFS_FWSTATS_ADD(rx
, out_of_mem
);
408 DEBUGFS_FWSTATS_ADD(rx
, hdr_overflow
);
409 DEBUGFS_FWSTATS_ADD(rx
, hw_stuck
);
410 DEBUGFS_FWSTATS_ADD(rx
, dropped
);
411 DEBUGFS_FWSTATS_ADD(rx
, fcs_err
);
412 DEBUGFS_FWSTATS_ADD(rx
, xfr_hint_trig
);
413 DEBUGFS_FWSTATS_ADD(rx
, path_reset
);
414 DEBUGFS_FWSTATS_ADD(rx
, reset_counter
);
416 DEBUGFS_FWSTATS_ADD(dma
, rx_requested
);
417 DEBUGFS_FWSTATS_ADD(dma
, rx_errors
);
418 DEBUGFS_FWSTATS_ADD(dma
, tx_requested
);
419 DEBUGFS_FWSTATS_ADD(dma
, tx_errors
);
421 DEBUGFS_FWSTATS_ADD(isr
, cmd_cmplt
);
422 DEBUGFS_FWSTATS_ADD(isr
, fiqs
);
423 DEBUGFS_FWSTATS_ADD(isr
, rx_headers
);
424 DEBUGFS_FWSTATS_ADD(isr
, rx_mem_overflow
);
425 DEBUGFS_FWSTATS_ADD(isr
, rx_rdys
);
426 DEBUGFS_FWSTATS_ADD(isr
, irqs
);
427 DEBUGFS_FWSTATS_ADD(isr
, tx_procs
);
428 DEBUGFS_FWSTATS_ADD(isr
, decrypt_done
);
429 DEBUGFS_FWSTATS_ADD(isr
, dma0_done
);
430 DEBUGFS_FWSTATS_ADD(isr
, dma1_done
);
431 DEBUGFS_FWSTATS_ADD(isr
, tx_exch_complete
);
432 DEBUGFS_FWSTATS_ADD(isr
, commands
);
433 DEBUGFS_FWSTATS_ADD(isr
, rx_procs
);
434 DEBUGFS_FWSTATS_ADD(isr
, hw_pm_mode_changes
);
435 DEBUGFS_FWSTATS_ADD(isr
, host_acknowledges
);
436 DEBUGFS_FWSTATS_ADD(isr
, pci_pm
);
437 DEBUGFS_FWSTATS_ADD(isr
, wakeups
);
438 DEBUGFS_FWSTATS_ADD(isr
, low_rssi
);
440 DEBUGFS_FWSTATS_ADD(wep
, addr_key_count
);
441 DEBUGFS_FWSTATS_ADD(wep
, default_key_count
);
442 /* skipping wep.reserved */
443 DEBUGFS_FWSTATS_ADD(wep
, key_not_found
);
444 DEBUGFS_FWSTATS_ADD(wep
, decrypt_fail
);
445 DEBUGFS_FWSTATS_ADD(wep
, packets
);
446 DEBUGFS_FWSTATS_ADD(wep
, interrupt
);
448 DEBUGFS_FWSTATS_ADD(pwr
, ps_enter
);
449 DEBUGFS_FWSTATS_ADD(pwr
, elp_enter
);
450 DEBUGFS_FWSTATS_ADD(pwr
, missing_bcns
);
451 DEBUGFS_FWSTATS_ADD(pwr
, wake_on_host
);
452 DEBUGFS_FWSTATS_ADD(pwr
, wake_on_timer_exp
);
453 DEBUGFS_FWSTATS_ADD(pwr
, tx_with_ps
);
454 DEBUGFS_FWSTATS_ADD(pwr
, tx_without_ps
);
455 DEBUGFS_FWSTATS_ADD(pwr
, rcvd_beacons
);
456 DEBUGFS_FWSTATS_ADD(pwr
, power_save_off
);
457 DEBUGFS_FWSTATS_ADD(pwr
, enable_ps
);
458 DEBUGFS_FWSTATS_ADD(pwr
, disable_ps
);
459 DEBUGFS_FWSTATS_ADD(pwr
, fix_tsf_ps
);
460 /* skipping cont_miss_bcns_spread for now */
461 DEBUGFS_FWSTATS_ADD(pwr
, rcvd_awake_beacons
);
463 DEBUGFS_FWSTATS_ADD(mic
, rx_pkts
);
464 DEBUGFS_FWSTATS_ADD(mic
, calc_failure
);
466 DEBUGFS_FWSTATS_ADD(aes
, encrypt_fail
);
467 DEBUGFS_FWSTATS_ADD(aes
, decrypt_fail
);
468 DEBUGFS_FWSTATS_ADD(aes
, encrypt_packets
);
469 DEBUGFS_FWSTATS_ADD(aes
, decrypt_packets
);
470 DEBUGFS_FWSTATS_ADD(aes
, encrypt_interrupt
);
471 DEBUGFS_FWSTATS_ADD(aes
, decrypt_interrupt
);
473 DEBUGFS_FWSTATS_ADD(event
, heart_beat
);
474 DEBUGFS_FWSTATS_ADD(event
, calibration
);
475 DEBUGFS_FWSTATS_ADD(event
, rx_mismatch
);
476 DEBUGFS_FWSTATS_ADD(event
, rx_mem_empty
);
477 DEBUGFS_FWSTATS_ADD(event
, rx_pool
);
478 DEBUGFS_FWSTATS_ADD(event
, oom_late
);
479 DEBUGFS_FWSTATS_ADD(event
, phy_transmit_error
);
480 DEBUGFS_FWSTATS_ADD(event
, tx_stuck
);
482 DEBUGFS_FWSTATS_ADD(ps
, pspoll_timeouts
);
483 DEBUGFS_FWSTATS_ADD(ps
, upsd_timeouts
);
484 DEBUGFS_FWSTATS_ADD(ps
, upsd_max_sptime
);
485 DEBUGFS_FWSTATS_ADD(ps
, upsd_max_apturn
);
486 DEBUGFS_FWSTATS_ADD(ps
, pspoll_max_apturn
);
487 DEBUGFS_FWSTATS_ADD(ps
, pspoll_utilization
);
488 DEBUGFS_FWSTATS_ADD(ps
, upsd_utilization
);
490 DEBUGFS_FWSTATS_ADD(rxpipe
, rx_prep_beacon_drop
);
491 DEBUGFS_FWSTATS_ADD(rxpipe
, descr_host_int_trig_rx_data
);
492 DEBUGFS_FWSTATS_ADD(rxpipe
, beacon_buffer_thres_host_int_trig_rx_data
);
493 DEBUGFS_FWSTATS_ADD(rxpipe
, missed_beacon_host_int_trig_rx_data
);
494 DEBUGFS_FWSTATS_ADD(rxpipe
, tx_xfr_host_int_trig_rx_data
);
496 DEBUGFS_ADD(tx_queue_len
, wl
->debugfs
.rootdir
);
497 DEBUGFS_ADD(retry_count
, wl
->debugfs
.rootdir
);
498 DEBUGFS_ADD(excessive_retries
, wl
->debugfs
.rootdir
);
500 DEBUGFS_ADD(gpio_power
, wl
->debugfs
.rootdir
);
504 wl1271_debugfs_delete_files(wl
);
509 void wl1271_debugfs_reset(struct wl1271
*wl
)
511 memset(wl
->stats
.fw_stats
, 0, sizeof(*wl
->stats
.fw_stats
));
512 wl
->stats
.retry_count
= 0;
513 wl
->stats
.excessive_retries
= 0;
516 int wl1271_debugfs_init(struct wl1271
*wl
)
520 wl
->debugfs
.rootdir
= debugfs_create_dir(KBUILD_MODNAME
, NULL
);
522 if (IS_ERR(wl
->debugfs
.rootdir
)) {
523 ret
= PTR_ERR(wl
->debugfs
.rootdir
);
524 wl
->debugfs
.rootdir
= NULL
;
528 wl
->debugfs
.fw_statistics
= debugfs_create_dir("fw-statistics",
529 wl
->debugfs
.rootdir
);
531 if (IS_ERR(wl
->debugfs
.fw_statistics
)) {
532 ret
= PTR_ERR(wl
->debugfs
.fw_statistics
);
533 wl
->debugfs
.fw_statistics
= NULL
;
537 wl
->stats
.fw_stats
= kzalloc(sizeof(*wl
->stats
.fw_stats
),
540 if (!wl
->stats
.fw_stats
) {
545 wl
->stats
.fw_stats_update
= jiffies
;
547 ret
= wl1271_debugfs_add_files(wl
);
555 kfree(wl
->stats
.fw_stats
);
556 wl
->stats
.fw_stats
= NULL
;
559 debugfs_remove(wl
->debugfs
.fw_statistics
);
560 wl
->debugfs
.fw_statistics
= NULL
;
563 debugfs_remove(wl
->debugfs
.rootdir
);
564 wl
->debugfs
.rootdir
= NULL
;
570 void wl1271_debugfs_exit(struct wl1271
*wl
)
572 wl1271_debugfs_delete_files(wl
);
574 kfree(wl
->stats
.fw_stats
);
575 wl
->stats
.fw_stats
= NULL
;
577 debugfs_remove(wl
->debugfs
.fw_statistics
);
578 wl
->debugfs
.fw_statistics
= NULL
;
580 debugfs_remove(wl
->debugfs
.rootdir
);
581 wl
->debugfs
.rootdir
= NULL
;