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Commit | Line | Data |
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2f01a1f5 | 1 | /* |
80301cdc | 2 | * This file is part of wl1251 |
2f01a1f5 KV |
3 | * |
4 | * Copyright (C) 2009 Nokia Corporation | |
5 | * | |
6 | * Contact: Kalle Valo <kalle.valo@nokia.com> | |
7 | * | |
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. | |
11 | * | |
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. | |
16 | * | |
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 | |
20 | * 02110-1301 USA | |
21 | * | |
22 | */ | |
23 | ||
ef2f8d45 | 24 | #include "wl1251_debugfs.h" |
2f01a1f5 KV |
25 | |
26 | #include <linux/skbuff.h> | |
5a0e3ad6 | 27 | #include <linux/slab.h> |
2f01a1f5 | 28 | |
13674118 | 29 | #include "wl1251.h" |
ef2f8d45 KV |
30 | #include "wl1251_acx.h" |
31 | #include "wl1251_ps.h" | |
2f01a1f5 KV |
32 | |
33 | /* ms */ | |
80301cdc | 34 | #define WL1251_DEBUGFS_STATS_LIFETIME 1000 |
2f01a1f5 KV |
35 | |
36 | /* debugfs macros idea from mac80211 */ | |
37 | ||
38 | #define DEBUGFS_READONLY_FILE(name, buflen, fmt, value...) \ | |
39 | static ssize_t name## _read(struct file *file, char __user *userbuf, \ | |
40 | size_t count, loff_t *ppos) \ | |
41 | { \ | |
80301cdc | 42 | struct wl1251 *wl = file->private_data; \ |
2f01a1f5 KV |
43 | char buf[buflen]; \ |
44 | int res; \ | |
45 | \ | |
46 | res = scnprintf(buf, buflen, fmt "\n", ##value); \ | |
47 | return simple_read_from_buffer(userbuf, count, ppos, buf, res); \ | |
48 | } \ | |
49 | \ | |
50 | static const struct file_operations name## _ops = { \ | |
51 | .read = name## _read, \ | |
80301cdc | 52 | .open = wl1251_open_file_generic, \ |
2b18ab36 | 53 | .llseek = generic_file_llseek, \ |
2f01a1f5 KV |
54 | }; |
55 | ||
56 | #define DEBUGFS_ADD(name, parent) \ | |
57 | wl->debugfs.name = debugfs_create_file(#name, 0400, parent, \ | |
58 | wl, &name## _ops); \ | |
59 | if (IS_ERR(wl->debugfs.name)) { \ | |
60 | ret = PTR_ERR(wl->debugfs.name); \ | |
61 | wl->debugfs.name = NULL; \ | |
62 | goto out; \ | |
63 | } | |
64 | ||
65 | #define DEBUGFS_DEL(name) \ | |
66 | do { \ | |
67 | debugfs_remove(wl->debugfs.name); \ | |
68 | wl->debugfs.name = NULL; \ | |
69 | } while (0) | |
70 | ||
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) \ | |
75 | { \ | |
80301cdc | 76 | struct wl1251 *wl = file->private_data; \ |
2f01a1f5 KV |
77 | char buf[buflen]; \ |
78 | int res; \ | |
79 | \ | |
80301cdc | 80 | wl1251_debugfs_update_stats(wl); \ |
2f01a1f5 KV |
81 | \ |
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); \ | |
85 | } \ | |
86 | \ | |
87 | static const struct file_operations sub## _ ##name## _ops = { \ | |
88 | .read = sub## _ ##name## _read, \ | |
80301cdc | 89 | .open = wl1251_open_file_generic, \ |
2b18ab36 | 90 | .llseek = generic_file_llseek, \ |
2f01a1f5 KV |
91 | }; |
92 | ||
93 | #define DEBUGFS_FWSTATS_ADD(sub, name) \ | |
94 | DEBUGFS_ADD(sub## _ ##name, wl->debugfs.fw_statistics) | |
95 | ||
96 | #define DEBUGFS_FWSTATS_DEL(sub, name) \ | |
97 | DEBUGFS_DEL(sub## _ ##name) | |
98 | ||
80301cdc | 99 | static void wl1251_debugfs_update_stats(struct wl1251 *wl) |
2f01a1f5 | 100 | { |
c5483b71 KV |
101 | int ret; |
102 | ||
2f01a1f5 KV |
103 | mutex_lock(&wl->mutex); |
104 | ||
80301cdc | 105 | ret = wl1251_ps_elp_wakeup(wl); |
c5483b71 KV |
106 | if (ret < 0) |
107 | goto out; | |
01d9cfbd | 108 | |
80301cdc | 109 | if (wl->state == WL1251_STATE_ON && |
2f01a1f5 | 110 | time_after(jiffies, wl->stats.fw_stats_update + |
80301cdc KV |
111 | msecs_to_jiffies(WL1251_DEBUGFS_STATS_LIFETIME))) { |
112 | wl1251_acx_statistics(wl, wl->stats.fw_stats); | |
2f01a1f5 KV |
113 | wl->stats.fw_stats_update = jiffies; |
114 | } | |
115 | ||
80301cdc | 116 | wl1251_ps_elp_sleep(wl); |
01d9cfbd | 117 | |
c5483b71 | 118 | out: |
2f01a1f5 KV |
119 | mutex_unlock(&wl->mutex); |
120 | } | |
121 | ||
80301cdc | 122 | static int wl1251_open_file_generic(struct inode *inode, struct file *file) |
2f01a1f5 KV |
123 | { |
124 | file->private_data = inode->i_private; | |
125 | return 0; | |
126 | } | |
127 | ||
128 | DEBUGFS_FWSTATS_FILE(tx, internal_desc_overflow, 20, "%u"); | |
129 | ||
130 | DEBUGFS_FWSTATS_FILE(rx, out_of_mem, 20, "%u"); | |
131 | DEBUGFS_FWSTATS_FILE(rx, hdr_overflow, 20, "%u"); | |
132 | DEBUGFS_FWSTATS_FILE(rx, hw_stuck, 20, "%u"); | |
133 | DEBUGFS_FWSTATS_FILE(rx, dropped, 20, "%u"); | |
134 | DEBUGFS_FWSTATS_FILE(rx, fcs_err, 20, "%u"); | |
135 | DEBUGFS_FWSTATS_FILE(rx, xfr_hint_trig, 20, "%u"); | |
136 | DEBUGFS_FWSTATS_FILE(rx, path_reset, 20, "%u"); | |
137 | DEBUGFS_FWSTATS_FILE(rx, reset_counter, 20, "%u"); | |
138 | ||
139 | DEBUGFS_FWSTATS_FILE(dma, rx_requested, 20, "%u"); | |
140 | DEBUGFS_FWSTATS_FILE(dma, rx_errors, 20, "%u"); | |
141 | DEBUGFS_FWSTATS_FILE(dma, tx_requested, 20, "%u"); | |
142 | DEBUGFS_FWSTATS_FILE(dma, tx_errors, 20, "%u"); | |
143 | ||
144 | DEBUGFS_FWSTATS_FILE(isr, cmd_cmplt, 20, "%u"); | |
145 | DEBUGFS_FWSTATS_FILE(isr, fiqs, 20, "%u"); | |
146 | DEBUGFS_FWSTATS_FILE(isr, rx_headers, 20, "%u"); | |
147 | DEBUGFS_FWSTATS_FILE(isr, rx_mem_overflow, 20, "%u"); | |
148 | DEBUGFS_FWSTATS_FILE(isr, rx_rdys, 20, "%u"); | |
149 | DEBUGFS_FWSTATS_FILE(isr, irqs, 20, "%u"); | |
150 | DEBUGFS_FWSTATS_FILE(isr, tx_procs, 20, "%u"); | |
151 | DEBUGFS_FWSTATS_FILE(isr, decrypt_done, 20, "%u"); | |
152 | DEBUGFS_FWSTATS_FILE(isr, dma0_done, 20, "%u"); | |
153 | DEBUGFS_FWSTATS_FILE(isr, dma1_done, 20, "%u"); | |
154 | DEBUGFS_FWSTATS_FILE(isr, tx_exch_complete, 20, "%u"); | |
155 | DEBUGFS_FWSTATS_FILE(isr, commands, 20, "%u"); | |
156 | DEBUGFS_FWSTATS_FILE(isr, rx_procs, 20, "%u"); | |
157 | DEBUGFS_FWSTATS_FILE(isr, hw_pm_mode_changes, 20, "%u"); | |
158 | DEBUGFS_FWSTATS_FILE(isr, host_acknowledges, 20, "%u"); | |
159 | DEBUGFS_FWSTATS_FILE(isr, pci_pm, 20, "%u"); | |
160 | DEBUGFS_FWSTATS_FILE(isr, wakeups, 20, "%u"); | |
161 | DEBUGFS_FWSTATS_FILE(isr, low_rssi, 20, "%u"); | |
162 | ||
163 | DEBUGFS_FWSTATS_FILE(wep, addr_key_count, 20, "%u"); | |
164 | DEBUGFS_FWSTATS_FILE(wep, default_key_count, 20, "%u"); | |
165 | /* skipping wep.reserved */ | |
166 | DEBUGFS_FWSTATS_FILE(wep, key_not_found, 20, "%u"); | |
167 | DEBUGFS_FWSTATS_FILE(wep, decrypt_fail, 20, "%u"); | |
168 | DEBUGFS_FWSTATS_FILE(wep, packets, 20, "%u"); | |
169 | DEBUGFS_FWSTATS_FILE(wep, interrupt, 20, "%u"); | |
170 | ||
171 | DEBUGFS_FWSTATS_FILE(pwr, ps_enter, 20, "%u"); | |
172 | DEBUGFS_FWSTATS_FILE(pwr, elp_enter, 20, "%u"); | |
173 | DEBUGFS_FWSTATS_FILE(pwr, missing_bcns, 20, "%u"); | |
174 | DEBUGFS_FWSTATS_FILE(pwr, wake_on_host, 20, "%u"); | |
175 | DEBUGFS_FWSTATS_FILE(pwr, wake_on_timer_exp, 20, "%u"); | |
176 | DEBUGFS_FWSTATS_FILE(pwr, tx_with_ps, 20, "%u"); | |
177 | DEBUGFS_FWSTATS_FILE(pwr, tx_without_ps, 20, "%u"); | |
178 | DEBUGFS_FWSTATS_FILE(pwr, rcvd_beacons, 20, "%u"); | |
179 | DEBUGFS_FWSTATS_FILE(pwr, power_save_off, 20, "%u"); | |
180 | DEBUGFS_FWSTATS_FILE(pwr, enable_ps, 20, "%u"); | |
181 | DEBUGFS_FWSTATS_FILE(pwr, disable_ps, 20, "%u"); | |
182 | DEBUGFS_FWSTATS_FILE(pwr, fix_tsf_ps, 20, "%u"); | |
183 | /* skipping cont_miss_bcns_spread for now */ | |
184 | DEBUGFS_FWSTATS_FILE(pwr, rcvd_awake_beacons, 20, "%u"); | |
185 | ||
186 | DEBUGFS_FWSTATS_FILE(mic, rx_pkts, 20, "%u"); | |
187 | DEBUGFS_FWSTATS_FILE(mic, calc_failure, 20, "%u"); | |
188 | ||
189 | DEBUGFS_FWSTATS_FILE(aes, encrypt_fail, 20, "%u"); | |
190 | DEBUGFS_FWSTATS_FILE(aes, decrypt_fail, 20, "%u"); | |
191 | DEBUGFS_FWSTATS_FILE(aes, encrypt_packets, 20, "%u"); | |
192 | DEBUGFS_FWSTATS_FILE(aes, decrypt_packets, 20, "%u"); | |
193 | DEBUGFS_FWSTATS_FILE(aes, encrypt_interrupt, 20, "%u"); | |
194 | DEBUGFS_FWSTATS_FILE(aes, decrypt_interrupt, 20, "%u"); | |
195 | ||
196 | DEBUGFS_FWSTATS_FILE(event, heart_beat, 20, "%u"); | |
197 | DEBUGFS_FWSTATS_FILE(event, calibration, 20, "%u"); | |
198 | DEBUGFS_FWSTATS_FILE(event, rx_mismatch, 20, "%u"); | |
199 | DEBUGFS_FWSTATS_FILE(event, rx_mem_empty, 20, "%u"); | |
200 | DEBUGFS_FWSTATS_FILE(event, rx_pool, 20, "%u"); | |
201 | DEBUGFS_FWSTATS_FILE(event, oom_late, 20, "%u"); | |
202 | DEBUGFS_FWSTATS_FILE(event, phy_transmit_error, 20, "%u"); | |
203 | DEBUGFS_FWSTATS_FILE(event, tx_stuck, 20, "%u"); | |
204 | ||
205 | DEBUGFS_FWSTATS_FILE(ps, pspoll_timeouts, 20, "%u"); | |
206 | DEBUGFS_FWSTATS_FILE(ps, upsd_timeouts, 20, "%u"); | |
207 | DEBUGFS_FWSTATS_FILE(ps, upsd_max_sptime, 20, "%u"); | |
208 | DEBUGFS_FWSTATS_FILE(ps, upsd_max_apturn, 20, "%u"); | |
209 | DEBUGFS_FWSTATS_FILE(ps, pspoll_max_apturn, 20, "%u"); | |
210 | DEBUGFS_FWSTATS_FILE(ps, pspoll_utilization, 20, "%u"); | |
211 | DEBUGFS_FWSTATS_FILE(ps, upsd_utilization, 20, "%u"); | |
212 | ||
213 | DEBUGFS_FWSTATS_FILE(rxpipe, rx_prep_beacon_drop, 20, "%u"); | |
214 | DEBUGFS_FWSTATS_FILE(rxpipe, descr_host_int_trig_rx_data, 20, "%u"); | |
215 | DEBUGFS_FWSTATS_FILE(rxpipe, beacon_buffer_thres_host_int_trig_rx_data, | |
216 | 20, "%u"); | |
217 | DEBUGFS_FWSTATS_FILE(rxpipe, missed_beacon_host_int_trig_rx_data, 20, "%u"); | |
218 | DEBUGFS_FWSTATS_FILE(rxpipe, tx_xfr_host_int_trig_rx_data, 20, "%u"); | |
219 | ||
220 | DEBUGFS_READONLY_FILE(retry_count, 20, "%u", wl->stats.retry_count); | |
221 | DEBUGFS_READONLY_FILE(excessive_retries, 20, "%u", | |
222 | wl->stats.excessive_retries); | |
223 | ||
224 | static ssize_t tx_queue_len_read(struct file *file, char __user *userbuf, | |
225 | size_t count, loff_t *ppos) | |
226 | { | |
80301cdc | 227 | struct wl1251 *wl = file->private_data; |
2f01a1f5 KV |
228 | u32 queue_len; |
229 | char buf[20]; | |
230 | int res; | |
231 | ||
232 | queue_len = skb_queue_len(&wl->tx_queue); | |
233 | ||
234 | res = scnprintf(buf, sizeof(buf), "%u\n", queue_len); | |
235 | return simple_read_from_buffer(userbuf, count, ppos, buf, res); | |
236 | } | |
237 | ||
238 | static const struct file_operations tx_queue_len_ops = { | |
239 | .read = tx_queue_len_read, | |
80301cdc | 240 | .open = wl1251_open_file_generic, |
6038f373 | 241 | .llseek = generic_file_llseek, |
2f01a1f5 KV |
242 | }; |
243 | ||
b7339b1d KV |
244 | static ssize_t tx_queue_status_read(struct file *file, char __user *userbuf, |
245 | size_t count, loff_t *ppos) | |
246 | { | |
247 | struct wl1251 *wl = file->private_data; | |
248 | char buf[3], status; | |
249 | int len; | |
250 | ||
251 | if (wl->tx_queue_stopped) | |
252 | status = 's'; | |
253 | else | |
254 | status = 'r'; | |
255 | ||
256 | len = scnprintf(buf, sizeof(buf), "%c\n", status); | |
257 | return simple_read_from_buffer(userbuf, count, ppos, buf, len); | |
258 | } | |
259 | ||
260 | static const struct file_operations tx_queue_status_ops = { | |
261 | .read = tx_queue_status_read, | |
262 | .open = wl1251_open_file_generic, | |
6038f373 | 263 | .llseek = generic_file_llseek, |
b7339b1d KV |
264 | }; |
265 | ||
80301cdc | 266 | static void wl1251_debugfs_delete_files(struct wl1251 *wl) |
2f01a1f5 KV |
267 | { |
268 | DEBUGFS_FWSTATS_DEL(tx, internal_desc_overflow); | |
269 | ||
270 | DEBUGFS_FWSTATS_DEL(rx, out_of_mem); | |
271 | DEBUGFS_FWSTATS_DEL(rx, hdr_overflow); | |
272 | DEBUGFS_FWSTATS_DEL(rx, hw_stuck); | |
273 | DEBUGFS_FWSTATS_DEL(rx, dropped); | |
274 | DEBUGFS_FWSTATS_DEL(rx, fcs_err); | |
275 | DEBUGFS_FWSTATS_DEL(rx, xfr_hint_trig); | |
276 | DEBUGFS_FWSTATS_DEL(rx, path_reset); | |
277 | DEBUGFS_FWSTATS_DEL(rx, reset_counter); | |
278 | ||
279 | DEBUGFS_FWSTATS_DEL(dma, rx_requested); | |
280 | DEBUGFS_FWSTATS_DEL(dma, rx_errors); | |
281 | DEBUGFS_FWSTATS_DEL(dma, tx_requested); | |
282 | DEBUGFS_FWSTATS_DEL(dma, tx_errors); | |
283 | ||
284 | DEBUGFS_FWSTATS_DEL(isr, cmd_cmplt); | |
285 | DEBUGFS_FWSTATS_DEL(isr, fiqs); | |
286 | DEBUGFS_FWSTATS_DEL(isr, rx_headers); | |
287 | DEBUGFS_FWSTATS_DEL(isr, rx_mem_overflow); | |
288 | DEBUGFS_FWSTATS_DEL(isr, rx_rdys); | |
289 | DEBUGFS_FWSTATS_DEL(isr, irqs); | |
290 | DEBUGFS_FWSTATS_DEL(isr, tx_procs); | |
291 | DEBUGFS_FWSTATS_DEL(isr, decrypt_done); | |
292 | DEBUGFS_FWSTATS_DEL(isr, dma0_done); | |
293 | DEBUGFS_FWSTATS_DEL(isr, dma1_done); | |
294 | DEBUGFS_FWSTATS_DEL(isr, tx_exch_complete); | |
295 | DEBUGFS_FWSTATS_DEL(isr, commands); | |
296 | DEBUGFS_FWSTATS_DEL(isr, rx_procs); | |
297 | DEBUGFS_FWSTATS_DEL(isr, hw_pm_mode_changes); | |
298 | DEBUGFS_FWSTATS_DEL(isr, host_acknowledges); | |
299 | DEBUGFS_FWSTATS_DEL(isr, pci_pm); | |
300 | DEBUGFS_FWSTATS_DEL(isr, wakeups); | |
301 | DEBUGFS_FWSTATS_DEL(isr, low_rssi); | |
302 | ||
303 | DEBUGFS_FWSTATS_DEL(wep, addr_key_count); | |
304 | DEBUGFS_FWSTATS_DEL(wep, default_key_count); | |
305 | /* skipping wep.reserved */ | |
306 | DEBUGFS_FWSTATS_DEL(wep, key_not_found); | |
307 | DEBUGFS_FWSTATS_DEL(wep, decrypt_fail); | |
308 | DEBUGFS_FWSTATS_DEL(wep, packets); | |
309 | DEBUGFS_FWSTATS_DEL(wep, interrupt); | |
310 | ||
311 | DEBUGFS_FWSTATS_DEL(pwr, ps_enter); | |
312 | DEBUGFS_FWSTATS_DEL(pwr, elp_enter); | |
313 | DEBUGFS_FWSTATS_DEL(pwr, missing_bcns); | |
314 | DEBUGFS_FWSTATS_DEL(pwr, wake_on_host); | |
315 | DEBUGFS_FWSTATS_DEL(pwr, wake_on_timer_exp); | |
316 | DEBUGFS_FWSTATS_DEL(pwr, tx_with_ps); | |
317 | DEBUGFS_FWSTATS_DEL(pwr, tx_without_ps); | |
318 | DEBUGFS_FWSTATS_DEL(pwr, rcvd_beacons); | |
319 | DEBUGFS_FWSTATS_DEL(pwr, power_save_off); | |
320 | DEBUGFS_FWSTATS_DEL(pwr, enable_ps); | |
321 | DEBUGFS_FWSTATS_DEL(pwr, disable_ps); | |
322 | DEBUGFS_FWSTATS_DEL(pwr, fix_tsf_ps); | |
323 | /* skipping cont_miss_bcns_spread for now */ | |
324 | DEBUGFS_FWSTATS_DEL(pwr, rcvd_awake_beacons); | |
325 | ||
326 | DEBUGFS_FWSTATS_DEL(mic, rx_pkts); | |
327 | DEBUGFS_FWSTATS_DEL(mic, calc_failure); | |
328 | ||
329 | DEBUGFS_FWSTATS_DEL(aes, encrypt_fail); | |
330 | DEBUGFS_FWSTATS_DEL(aes, decrypt_fail); | |
331 | DEBUGFS_FWSTATS_DEL(aes, encrypt_packets); | |
332 | DEBUGFS_FWSTATS_DEL(aes, decrypt_packets); | |
333 | DEBUGFS_FWSTATS_DEL(aes, encrypt_interrupt); | |
334 | DEBUGFS_FWSTATS_DEL(aes, decrypt_interrupt); | |
335 | ||
336 | DEBUGFS_FWSTATS_DEL(event, heart_beat); | |
337 | DEBUGFS_FWSTATS_DEL(event, calibration); | |
338 | DEBUGFS_FWSTATS_DEL(event, rx_mismatch); | |
339 | DEBUGFS_FWSTATS_DEL(event, rx_mem_empty); | |
340 | DEBUGFS_FWSTATS_DEL(event, rx_pool); | |
341 | DEBUGFS_FWSTATS_DEL(event, oom_late); | |
342 | DEBUGFS_FWSTATS_DEL(event, phy_transmit_error); | |
343 | DEBUGFS_FWSTATS_DEL(event, tx_stuck); | |
344 | ||
345 | DEBUGFS_FWSTATS_DEL(ps, pspoll_timeouts); | |
346 | DEBUGFS_FWSTATS_DEL(ps, upsd_timeouts); | |
347 | DEBUGFS_FWSTATS_DEL(ps, upsd_max_sptime); | |
348 | DEBUGFS_FWSTATS_DEL(ps, upsd_max_apturn); | |
349 | DEBUGFS_FWSTATS_DEL(ps, pspoll_max_apturn); | |
350 | DEBUGFS_FWSTATS_DEL(ps, pspoll_utilization); | |
351 | DEBUGFS_FWSTATS_DEL(ps, upsd_utilization); | |
352 | ||
353 | DEBUGFS_FWSTATS_DEL(rxpipe, rx_prep_beacon_drop); | |
354 | DEBUGFS_FWSTATS_DEL(rxpipe, descr_host_int_trig_rx_data); | |
355 | DEBUGFS_FWSTATS_DEL(rxpipe, beacon_buffer_thres_host_int_trig_rx_data); | |
356 | DEBUGFS_FWSTATS_DEL(rxpipe, missed_beacon_host_int_trig_rx_data); | |
357 | DEBUGFS_FWSTATS_DEL(rxpipe, tx_xfr_host_int_trig_rx_data); | |
358 | ||
359 | DEBUGFS_DEL(tx_queue_len); | |
b7339b1d | 360 | DEBUGFS_DEL(tx_queue_status); |
2f01a1f5 KV |
361 | DEBUGFS_DEL(retry_count); |
362 | DEBUGFS_DEL(excessive_retries); | |
363 | } | |
364 | ||
80301cdc | 365 | static int wl1251_debugfs_add_files(struct wl1251 *wl) |
2f01a1f5 KV |
366 | { |
367 | int ret = 0; | |
368 | ||
369 | DEBUGFS_FWSTATS_ADD(tx, internal_desc_overflow); | |
370 | ||
371 | DEBUGFS_FWSTATS_ADD(rx, out_of_mem); | |
372 | DEBUGFS_FWSTATS_ADD(rx, hdr_overflow); | |
373 | DEBUGFS_FWSTATS_ADD(rx, hw_stuck); | |
374 | DEBUGFS_FWSTATS_ADD(rx, dropped); | |
375 | DEBUGFS_FWSTATS_ADD(rx, fcs_err); | |
376 | DEBUGFS_FWSTATS_ADD(rx, xfr_hint_trig); | |
377 | DEBUGFS_FWSTATS_ADD(rx, path_reset); | |
378 | DEBUGFS_FWSTATS_ADD(rx, reset_counter); | |
379 | ||
380 | DEBUGFS_FWSTATS_ADD(dma, rx_requested); | |
381 | DEBUGFS_FWSTATS_ADD(dma, rx_errors); | |
382 | DEBUGFS_FWSTATS_ADD(dma, tx_requested); | |
383 | DEBUGFS_FWSTATS_ADD(dma, tx_errors); | |
384 | ||
385 | DEBUGFS_FWSTATS_ADD(isr, cmd_cmplt); | |
386 | DEBUGFS_FWSTATS_ADD(isr, fiqs); | |
387 | DEBUGFS_FWSTATS_ADD(isr, rx_headers); | |
388 | DEBUGFS_FWSTATS_ADD(isr, rx_mem_overflow); | |
389 | DEBUGFS_FWSTATS_ADD(isr, rx_rdys); | |
390 | DEBUGFS_FWSTATS_ADD(isr, irqs); | |
391 | DEBUGFS_FWSTATS_ADD(isr, tx_procs); | |
392 | DEBUGFS_FWSTATS_ADD(isr, decrypt_done); | |
393 | DEBUGFS_FWSTATS_ADD(isr, dma0_done); | |
394 | DEBUGFS_FWSTATS_ADD(isr, dma1_done); | |
395 | DEBUGFS_FWSTATS_ADD(isr, tx_exch_complete); | |
396 | DEBUGFS_FWSTATS_ADD(isr, commands); | |
397 | DEBUGFS_FWSTATS_ADD(isr, rx_procs); | |
398 | DEBUGFS_FWSTATS_ADD(isr, hw_pm_mode_changes); | |
399 | DEBUGFS_FWSTATS_ADD(isr, host_acknowledges); | |
400 | DEBUGFS_FWSTATS_ADD(isr, pci_pm); | |
401 | DEBUGFS_FWSTATS_ADD(isr, wakeups); | |
402 | DEBUGFS_FWSTATS_ADD(isr, low_rssi); | |
403 | ||
404 | DEBUGFS_FWSTATS_ADD(wep, addr_key_count); | |
405 | DEBUGFS_FWSTATS_ADD(wep, default_key_count); | |
406 | /* skipping wep.reserved */ | |
407 | DEBUGFS_FWSTATS_ADD(wep, key_not_found); | |
408 | DEBUGFS_FWSTATS_ADD(wep, decrypt_fail); | |
409 | DEBUGFS_FWSTATS_ADD(wep, packets); | |
410 | DEBUGFS_FWSTATS_ADD(wep, interrupt); | |
411 | ||
412 | DEBUGFS_FWSTATS_ADD(pwr, ps_enter); | |
413 | DEBUGFS_FWSTATS_ADD(pwr, elp_enter); | |
414 | DEBUGFS_FWSTATS_ADD(pwr, missing_bcns); | |
415 | DEBUGFS_FWSTATS_ADD(pwr, wake_on_host); | |
416 | DEBUGFS_FWSTATS_ADD(pwr, wake_on_timer_exp); | |
417 | DEBUGFS_FWSTATS_ADD(pwr, tx_with_ps); | |
418 | DEBUGFS_FWSTATS_ADD(pwr, tx_without_ps); | |
419 | DEBUGFS_FWSTATS_ADD(pwr, rcvd_beacons); | |
420 | DEBUGFS_FWSTATS_ADD(pwr, power_save_off); | |
421 | DEBUGFS_FWSTATS_ADD(pwr, enable_ps); | |
422 | DEBUGFS_FWSTATS_ADD(pwr, disable_ps); | |
423 | DEBUGFS_FWSTATS_ADD(pwr, fix_tsf_ps); | |
424 | /* skipping cont_miss_bcns_spread for now */ | |
425 | DEBUGFS_FWSTATS_ADD(pwr, rcvd_awake_beacons); | |
426 | ||
427 | DEBUGFS_FWSTATS_ADD(mic, rx_pkts); | |
428 | DEBUGFS_FWSTATS_ADD(mic, calc_failure); | |
429 | ||
430 | DEBUGFS_FWSTATS_ADD(aes, encrypt_fail); | |
431 | DEBUGFS_FWSTATS_ADD(aes, decrypt_fail); | |
432 | DEBUGFS_FWSTATS_ADD(aes, encrypt_packets); | |
433 | DEBUGFS_FWSTATS_ADD(aes, decrypt_packets); | |
434 | DEBUGFS_FWSTATS_ADD(aes, encrypt_interrupt); | |
435 | DEBUGFS_FWSTATS_ADD(aes, decrypt_interrupt); | |
436 | ||
437 | DEBUGFS_FWSTATS_ADD(event, heart_beat); | |
438 | DEBUGFS_FWSTATS_ADD(event, calibration); | |
439 | DEBUGFS_FWSTATS_ADD(event, rx_mismatch); | |
440 | DEBUGFS_FWSTATS_ADD(event, rx_mem_empty); | |
441 | DEBUGFS_FWSTATS_ADD(event, rx_pool); | |
442 | DEBUGFS_FWSTATS_ADD(event, oom_late); | |
443 | DEBUGFS_FWSTATS_ADD(event, phy_transmit_error); | |
444 | DEBUGFS_FWSTATS_ADD(event, tx_stuck); | |
445 | ||
446 | DEBUGFS_FWSTATS_ADD(ps, pspoll_timeouts); | |
447 | DEBUGFS_FWSTATS_ADD(ps, upsd_timeouts); | |
448 | DEBUGFS_FWSTATS_ADD(ps, upsd_max_sptime); | |
449 | DEBUGFS_FWSTATS_ADD(ps, upsd_max_apturn); | |
450 | DEBUGFS_FWSTATS_ADD(ps, pspoll_max_apturn); | |
451 | DEBUGFS_FWSTATS_ADD(ps, pspoll_utilization); | |
452 | DEBUGFS_FWSTATS_ADD(ps, upsd_utilization); | |
453 | ||
454 | DEBUGFS_FWSTATS_ADD(rxpipe, rx_prep_beacon_drop); | |
455 | DEBUGFS_FWSTATS_ADD(rxpipe, descr_host_int_trig_rx_data); | |
456 | DEBUGFS_FWSTATS_ADD(rxpipe, beacon_buffer_thres_host_int_trig_rx_data); | |
457 | DEBUGFS_FWSTATS_ADD(rxpipe, missed_beacon_host_int_trig_rx_data); | |
458 | DEBUGFS_FWSTATS_ADD(rxpipe, tx_xfr_host_int_trig_rx_data); | |
459 | ||
460 | DEBUGFS_ADD(tx_queue_len, wl->debugfs.rootdir); | |
b7339b1d | 461 | DEBUGFS_ADD(tx_queue_status, wl->debugfs.rootdir); |
2f01a1f5 KV |
462 | DEBUGFS_ADD(retry_count, wl->debugfs.rootdir); |
463 | DEBUGFS_ADD(excessive_retries, wl->debugfs.rootdir); | |
464 | ||
465 | out: | |
466 | if (ret < 0) | |
80301cdc | 467 | wl1251_debugfs_delete_files(wl); |
2f01a1f5 KV |
468 | |
469 | return ret; | |
470 | } | |
471 | ||
80301cdc | 472 | void wl1251_debugfs_reset(struct wl1251 *wl) |
2f01a1f5 | 473 | { |
3f60ebc9 GI |
474 | if (wl->stats.fw_stats != NULL) |
475 | memset(wl->stats.fw_stats, 0, sizeof(*wl->stats.fw_stats)); | |
2f01a1f5 KV |
476 | wl->stats.retry_count = 0; |
477 | wl->stats.excessive_retries = 0; | |
478 | } | |
479 | ||
80301cdc | 480 | int wl1251_debugfs_init(struct wl1251 *wl) |
2f01a1f5 KV |
481 | { |
482 | int ret; | |
483 | ||
484 | wl->debugfs.rootdir = debugfs_create_dir(KBUILD_MODNAME, NULL); | |
485 | ||
486 | if (IS_ERR(wl->debugfs.rootdir)) { | |
487 | ret = PTR_ERR(wl->debugfs.rootdir); | |
488 | wl->debugfs.rootdir = NULL; | |
489 | goto err; | |
490 | } | |
491 | ||
492 | wl->debugfs.fw_statistics = debugfs_create_dir("fw-statistics", | |
493 | wl->debugfs.rootdir); | |
494 | ||
495 | if (IS_ERR(wl->debugfs.fw_statistics)) { | |
496 | ret = PTR_ERR(wl->debugfs.fw_statistics); | |
497 | wl->debugfs.fw_statistics = NULL; | |
498 | goto err_root; | |
499 | } | |
500 | ||
501 | wl->stats.fw_stats = kzalloc(sizeof(*wl->stats.fw_stats), | |
502 | GFP_KERNEL); | |
503 | ||
504 | if (!wl->stats.fw_stats) { | |
505 | ret = -ENOMEM; | |
506 | goto err_fw; | |
507 | } | |
508 | ||
509 | wl->stats.fw_stats_update = jiffies; | |
510 | ||
80301cdc | 511 | ret = wl1251_debugfs_add_files(wl); |
2f01a1f5 KV |
512 | |
513 | if (ret < 0) | |
514 | goto err_file; | |
515 | ||
516 | return 0; | |
517 | ||
518 | err_file: | |
519 | kfree(wl->stats.fw_stats); | |
520 | wl->stats.fw_stats = NULL; | |
521 | ||
522 | err_fw: | |
523 | debugfs_remove(wl->debugfs.fw_statistics); | |
524 | wl->debugfs.fw_statistics = NULL; | |
525 | ||
526 | err_root: | |
527 | debugfs_remove(wl->debugfs.rootdir); | |
528 | wl->debugfs.rootdir = NULL; | |
529 | ||
530 | err: | |
531 | return ret; | |
532 | } | |
533 | ||
80301cdc | 534 | void wl1251_debugfs_exit(struct wl1251 *wl) |
2f01a1f5 | 535 | { |
80301cdc | 536 | wl1251_debugfs_delete_files(wl); |
2f01a1f5 KV |
537 | |
538 | kfree(wl->stats.fw_stats); | |
539 | wl->stats.fw_stats = NULL; | |
540 | ||
541 | debugfs_remove(wl->debugfs.fw_statistics); | |
542 | wl->debugfs.fw_statistics = NULL; | |
543 | ||
544 | debugfs_remove(wl->debugfs.rootdir); | |
545 | wl->debugfs.rootdir = NULL; | |
546 | ||
547 | } |