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 = wl1271_open_file_generic, \
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 = wl1271_open_file_generic, \
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 &&
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 static int wl1271_open_file_generic(struct inode *inode, struct file *file)
131 file->private_data = inode->i_private;
135 DEBUGFS_FWSTATS_FILE(tx, internal_desc_overflow, "%u");
137 DEBUGFS_FWSTATS_FILE(rx, out_of_mem, "%u");
138 DEBUGFS_FWSTATS_FILE(rx, hdr_overflow, "%u");
139 DEBUGFS_FWSTATS_FILE(rx, hw_stuck, "%u");
140 DEBUGFS_FWSTATS_FILE(rx, dropped, "%u");
141 DEBUGFS_FWSTATS_FILE(rx, fcs_err, "%u");
142 DEBUGFS_FWSTATS_FILE(rx, xfr_hint_trig, "%u");
143 DEBUGFS_FWSTATS_FILE(rx, path_reset, "%u");
144 DEBUGFS_FWSTATS_FILE(rx, reset_counter, "%u");
146 DEBUGFS_FWSTATS_FILE(dma, rx_requested, "%u");
147 DEBUGFS_FWSTATS_FILE(dma, rx_errors, "%u");
148 DEBUGFS_FWSTATS_FILE(dma, tx_requested, "%u");
149 DEBUGFS_FWSTATS_FILE(dma, tx_errors, "%u");
151 DEBUGFS_FWSTATS_FILE(isr, cmd_cmplt, "%u");
152 DEBUGFS_FWSTATS_FILE(isr, fiqs, "%u");
153 DEBUGFS_FWSTATS_FILE(isr, rx_headers, "%u");
154 DEBUGFS_FWSTATS_FILE(isr, rx_mem_overflow, "%u");
155 DEBUGFS_FWSTATS_FILE(isr, rx_rdys, "%u");
156 DEBUGFS_FWSTATS_FILE(isr, irqs, "%u");
157 DEBUGFS_FWSTATS_FILE(isr, tx_procs, "%u");
158 DEBUGFS_FWSTATS_FILE(isr, decrypt_done, "%u");
159 DEBUGFS_FWSTATS_FILE(isr, dma0_done, "%u");
160 DEBUGFS_FWSTATS_FILE(isr, dma1_done, "%u");
161 DEBUGFS_FWSTATS_FILE(isr, tx_exch_complete, "%u");
162 DEBUGFS_FWSTATS_FILE(isr, commands, "%u");
163 DEBUGFS_FWSTATS_FILE(isr, rx_procs, "%u");
164 DEBUGFS_FWSTATS_FILE(isr, hw_pm_mode_changes, "%u");
165 DEBUGFS_FWSTATS_FILE(isr, host_acknowledges, "%u");
166 DEBUGFS_FWSTATS_FILE(isr, pci_pm, "%u");
167 DEBUGFS_FWSTATS_FILE(isr, wakeups, "%u");
168 DEBUGFS_FWSTATS_FILE(isr, low_rssi, "%u");
170 DEBUGFS_FWSTATS_FILE(wep, addr_key_count, "%u");
171 DEBUGFS_FWSTATS_FILE(wep, default_key_count, "%u");
172 /* skipping wep.reserved */
173 DEBUGFS_FWSTATS_FILE(wep, key_not_found, "%u");
174 DEBUGFS_FWSTATS_FILE(wep, decrypt_fail, "%u");
175 DEBUGFS_FWSTATS_FILE(wep, packets, "%u");
176 DEBUGFS_FWSTATS_FILE(wep, interrupt, "%u");
178 DEBUGFS_FWSTATS_FILE(pwr, ps_enter, "%u");
179 DEBUGFS_FWSTATS_FILE(pwr, elp_enter, "%u");
180 DEBUGFS_FWSTATS_FILE(pwr, missing_bcns, "%u");
181 DEBUGFS_FWSTATS_FILE(pwr, wake_on_host, "%u");
182 DEBUGFS_FWSTATS_FILE(pwr, wake_on_timer_exp, "%u");
183 DEBUGFS_FWSTATS_FILE(pwr, tx_with_ps, "%u");
184 DEBUGFS_FWSTATS_FILE(pwr, tx_without_ps, "%u");
185 DEBUGFS_FWSTATS_FILE(pwr, rcvd_beacons, "%u");
186 DEBUGFS_FWSTATS_FILE(pwr, power_save_off, "%u");
187 DEBUGFS_FWSTATS_FILE(pwr, enable_ps, "%u");
188 DEBUGFS_FWSTATS_FILE(pwr, disable_ps, "%u");
189 DEBUGFS_FWSTATS_FILE(pwr, fix_tsf_ps, "%u");
190 /* skipping cont_miss_bcns_spread for now */
191 DEBUGFS_FWSTATS_FILE(pwr, rcvd_awake_beacons, "%u");
193 DEBUGFS_FWSTATS_FILE(mic, rx_pkts, "%u");
194 DEBUGFS_FWSTATS_FILE(mic, calc_failure, "%u");
196 DEBUGFS_FWSTATS_FILE(aes, encrypt_fail, "%u");
197 DEBUGFS_FWSTATS_FILE(aes, decrypt_fail, "%u");
198 DEBUGFS_FWSTATS_FILE(aes, encrypt_packets, "%u");
199 DEBUGFS_FWSTATS_FILE(aes, decrypt_packets, "%u");
200 DEBUGFS_FWSTATS_FILE(aes, encrypt_interrupt, "%u");
201 DEBUGFS_FWSTATS_FILE(aes, decrypt_interrupt, "%u");
203 DEBUGFS_FWSTATS_FILE(event, heart_beat, "%u");
204 DEBUGFS_FWSTATS_FILE(event, calibration, "%u");
205 DEBUGFS_FWSTATS_FILE(event, rx_mismatch, "%u");
206 DEBUGFS_FWSTATS_FILE(event, rx_mem_empty, "%u");
207 DEBUGFS_FWSTATS_FILE(event, rx_pool, "%u");
208 DEBUGFS_FWSTATS_FILE(event, oom_late, "%u");
209 DEBUGFS_FWSTATS_FILE(event, phy_transmit_error, "%u");
210 DEBUGFS_FWSTATS_FILE(event, tx_stuck, "%u");
212 DEBUGFS_FWSTATS_FILE(ps, pspoll_timeouts, "%u");
213 DEBUGFS_FWSTATS_FILE(ps, upsd_timeouts, "%u");
214 DEBUGFS_FWSTATS_FILE(ps, upsd_max_sptime, "%u");
215 DEBUGFS_FWSTATS_FILE(ps, upsd_max_apturn, "%u");
216 DEBUGFS_FWSTATS_FILE(ps, pspoll_max_apturn, "%u");
217 DEBUGFS_FWSTATS_FILE(ps, pspoll_utilization, "%u");
218 DEBUGFS_FWSTATS_FILE(ps, upsd_utilization, "%u");
220 DEBUGFS_FWSTATS_FILE(rxpipe, rx_prep_beacon_drop, "%u");
221 DEBUGFS_FWSTATS_FILE(rxpipe, descr_host_int_trig_rx_data, "%u");
222 DEBUGFS_FWSTATS_FILE(rxpipe, beacon_buffer_thres_host_int_trig_rx_data, "%u");
223 DEBUGFS_FWSTATS_FILE(rxpipe, missed_beacon_host_int_trig_rx_data, "%u");
224 DEBUGFS_FWSTATS_FILE(rxpipe, tx_xfr_host_int_trig_rx_data, "%u");
226 DEBUGFS_READONLY_FILE(retry_count, "%u", wl->stats.retry_count);
227 DEBUGFS_READONLY_FILE(excessive_retries, "%u",
228 wl->stats.excessive_retries);
230 static ssize_t tx_queue_len_read(struct file *file, char __user *userbuf,
231 size_t count, loff_t *ppos)
233 struct wl1271 *wl = file->private_data;
238 queue_len = wl1271_tx_total_queue_count(wl);
240 res = scnprintf(buf, sizeof(buf), "%u\n", queue_len);
241 return simple_read_from_buffer(userbuf, count, ppos, buf, res);
244 static const struct file_operations tx_queue_len_ops = {
245 .read = tx_queue_len_read,
246 .open = wl1271_open_file_generic,
247 .llseek = default_llseek,
250 static ssize_t gpio_power_read(struct file *file, char __user *user_buf,
251 size_t count, loff_t *ppos)
253 struct wl1271 *wl = file->private_data;
254 bool state = test_bit(WL1271_FLAG_GPIO_POWER, &wl->flags);
259 res = scnprintf(buf, sizeof(buf), "%d\n", state);
261 return simple_read_from_buffer(user_buf, count, ppos, buf, res);
264 static ssize_t gpio_power_write(struct file *file,
265 const char __user *user_buf,
266 size_t count, loff_t *ppos)
268 struct wl1271 *wl = file->private_data;
272 ret = kstrtoul_from_user(user_buf, count, 10, &value);
274 wl1271_warning("illegal value in gpio_power");
278 mutex_lock(&wl->mutex);
283 wl1271_power_off(wl);
285 mutex_unlock(&wl->mutex);
289 static const struct file_operations gpio_power_ops = {
290 .read = gpio_power_read,
291 .write = gpio_power_write,
292 .open = wl1271_open_file_generic,
293 .llseek = default_llseek,
296 static ssize_t start_recovery_write(struct file *file,
297 const char __user *user_buf,
298 size_t count, loff_t *ppos)
300 struct wl1271 *wl = file->private_data;
302 mutex_lock(&wl->mutex);
303 wl12xx_queue_recovery_work(wl);
304 mutex_unlock(&wl->mutex);
309 static const struct file_operations start_recovery_ops = {
310 .write = start_recovery_write,
311 .open = wl1271_open_file_generic,
312 .llseek = default_llseek,
315 static ssize_t driver_state_read(struct file *file, char __user *user_buf,
316 size_t count, loff_t *ppos)
318 struct wl1271 *wl = file->private_data;
323 #define DRIVER_STATE_BUF_LEN 1024
325 buf = kmalloc(DRIVER_STATE_BUF_LEN, GFP_KERNEL);
329 mutex_lock(&wl->mutex);
331 #define DRIVER_STATE_PRINT(x, fmt) \
332 (res += scnprintf(buf + res, DRIVER_STATE_BUF_LEN - res,\
333 #x " = " fmt "\n", wl->x))
335 #define DRIVER_STATE_PRINT_LONG(x) DRIVER_STATE_PRINT(x, "%ld")
336 #define DRIVER_STATE_PRINT_INT(x) DRIVER_STATE_PRINT(x, "%d")
337 #define DRIVER_STATE_PRINT_STR(x) DRIVER_STATE_PRINT(x, "%s")
338 #define DRIVER_STATE_PRINT_LHEX(x) DRIVER_STATE_PRINT(x, "0x%lx")
339 #define DRIVER_STATE_PRINT_HEX(x) DRIVER_STATE_PRINT(x, "0x%x")
341 DRIVER_STATE_PRINT_INT(tx_blocks_available);
342 DRIVER_STATE_PRINT_INT(tx_allocated_blocks);
343 DRIVER_STATE_PRINT_INT(tx_allocated_pkts[0]);
344 DRIVER_STATE_PRINT_INT(tx_allocated_pkts[1]);
345 DRIVER_STATE_PRINT_INT(tx_allocated_pkts[2]);
346 DRIVER_STATE_PRINT_INT(tx_allocated_pkts[3]);
347 DRIVER_STATE_PRINT_INT(tx_frames_cnt);
348 DRIVER_STATE_PRINT_LHEX(tx_frames_map[0]);
349 DRIVER_STATE_PRINT_INT(tx_queue_count[0]);
350 DRIVER_STATE_PRINT_INT(tx_queue_count[1]);
351 DRIVER_STATE_PRINT_INT(tx_queue_count[2]);
352 DRIVER_STATE_PRINT_INT(tx_queue_count[3]);
353 DRIVER_STATE_PRINT_INT(tx_packets_count);
354 DRIVER_STATE_PRINT_INT(tx_results_count);
355 DRIVER_STATE_PRINT_LHEX(flags);
356 DRIVER_STATE_PRINT_INT(tx_blocks_freed);
357 DRIVER_STATE_PRINT_INT(rx_counter);
358 DRIVER_STATE_PRINT_INT(state);
359 DRIVER_STATE_PRINT_INT(channel);
360 DRIVER_STATE_PRINT_INT(band);
361 DRIVER_STATE_PRINT_INT(power_level);
362 DRIVER_STATE_PRINT_INT(sg_enabled);
363 DRIVER_STATE_PRINT_INT(enable_11a);
364 DRIVER_STATE_PRINT_INT(noise);
365 DRIVER_STATE_PRINT_HEX(ap_fw_ps_map);
366 DRIVER_STATE_PRINT_LHEX(ap_ps_map);
367 DRIVER_STATE_PRINT_HEX(quirks);
368 DRIVER_STATE_PRINT_HEX(irq);
369 DRIVER_STATE_PRINT_HEX(ref_clock);
370 DRIVER_STATE_PRINT_HEX(tcxo_clock);
371 DRIVER_STATE_PRINT_HEX(hw_pg_ver);
372 DRIVER_STATE_PRINT_HEX(platform_quirks);
373 DRIVER_STATE_PRINT_HEX(chip.id);
374 DRIVER_STATE_PRINT_STR(chip.fw_ver_str);
375 DRIVER_STATE_PRINT_INT(sched_scanning);
377 #undef DRIVER_STATE_PRINT_INT
378 #undef DRIVER_STATE_PRINT_LONG
379 #undef DRIVER_STATE_PRINT_HEX
380 #undef DRIVER_STATE_PRINT_LHEX
381 #undef DRIVER_STATE_PRINT_STR
382 #undef DRIVER_STATE_PRINT
383 #undef DRIVER_STATE_BUF_LEN
385 mutex_unlock(&wl->mutex);
387 ret = simple_read_from_buffer(user_buf, count, ppos, buf, res);
392 static const struct file_operations driver_state_ops = {
393 .read = driver_state_read,
394 .open = wl1271_open_file_generic,
395 .llseek = default_llseek,
398 static ssize_t vifs_state_read(struct file *file, char __user *user_buf,
399 size_t count, loff_t *ppos)
401 struct wl1271 *wl = file->private_data;
402 struct wl12xx_vif *wlvif;
404 const int buf_size = 4096;
408 buf = kzalloc(buf_size, GFP_KERNEL);
412 mutex_lock(&wl->mutex);
414 #define VIF_STATE_PRINT(x, fmt) \
415 (res += scnprintf(buf + res, buf_size - res, \
416 #x " = " fmt "\n", wlvif->x))
418 #define VIF_STATE_PRINT_LONG(x) VIF_STATE_PRINT(x, "%ld")
419 #define VIF_STATE_PRINT_INT(x) VIF_STATE_PRINT(x, "%d")
420 #define VIF_STATE_PRINT_STR(x) VIF_STATE_PRINT(x, "%s")
421 #define VIF_STATE_PRINT_LHEX(x) VIF_STATE_PRINT(x, "0x%lx")
422 #define VIF_STATE_PRINT_LLHEX(x) VIF_STATE_PRINT(x, "0x%llx")
423 #define VIF_STATE_PRINT_HEX(x) VIF_STATE_PRINT(x, "0x%x")
425 #define VIF_STATE_PRINT_NSTR(x, len) \
427 memset(tmp_buf, 0, sizeof(tmp_buf)); \
428 memcpy(tmp_buf, wlvif->x, \
429 min_t(u8, len, sizeof(tmp_buf) - 1)); \
430 res += scnprintf(buf + res, buf_size - res, \
431 #x " = %s\n", tmp_buf); \
434 wl12xx_for_each_wlvif(wl, wlvif) {
435 VIF_STATE_PRINT_INT(role_id);
436 VIF_STATE_PRINT_INT(bss_type);
437 VIF_STATE_PRINT_LHEX(flags);
438 VIF_STATE_PRINT_INT(p2p);
439 VIF_STATE_PRINT_INT(dev_role_id);
440 VIF_STATE_PRINT_INT(dev_hlid);
442 if (wlvif->bss_type == BSS_TYPE_STA_BSS ||
443 wlvif->bss_type == BSS_TYPE_IBSS) {
444 VIF_STATE_PRINT_INT(sta.hlid);
445 VIF_STATE_PRINT_INT(sta.ba_rx_bitmap);
446 VIF_STATE_PRINT_INT(sta.basic_rate_idx);
447 VIF_STATE_PRINT_INT(sta.ap_rate_idx);
448 VIF_STATE_PRINT_INT(sta.p2p_rate_idx);
450 VIF_STATE_PRINT_INT(ap.global_hlid);
451 VIF_STATE_PRINT_INT(ap.bcast_hlid);
452 VIF_STATE_PRINT_LHEX(ap.sta_hlid_map[0]);
453 VIF_STATE_PRINT_INT(ap.mgmt_rate_idx);
454 VIF_STATE_PRINT_INT(ap.bcast_rate_idx);
455 VIF_STATE_PRINT_INT(ap.ucast_rate_idx[0]);
456 VIF_STATE_PRINT_INT(ap.ucast_rate_idx[1]);
457 VIF_STATE_PRINT_INT(ap.ucast_rate_idx[2]);
458 VIF_STATE_PRINT_INT(ap.ucast_rate_idx[3]);
460 VIF_STATE_PRINT_INT(last_tx_hlid);
461 VIF_STATE_PRINT_LHEX(links_map[0]);
462 VIF_STATE_PRINT_NSTR(ssid, wlvif->ssid_len);
463 VIF_STATE_PRINT_INT(band);
464 VIF_STATE_PRINT_INT(channel);
465 VIF_STATE_PRINT_HEX(bitrate_masks[0]);
466 VIF_STATE_PRINT_HEX(bitrate_masks[1]);
467 VIF_STATE_PRINT_HEX(basic_rate_set);
468 VIF_STATE_PRINT_HEX(basic_rate);
469 VIF_STATE_PRINT_HEX(rate_set);
470 VIF_STATE_PRINT_INT(beacon_int);
471 VIF_STATE_PRINT_INT(default_key);
472 VIF_STATE_PRINT_INT(aid);
473 VIF_STATE_PRINT_INT(session_counter);
474 VIF_STATE_PRINT_INT(psm_entry_retry);
475 VIF_STATE_PRINT_INT(power_level);
476 VIF_STATE_PRINT_INT(rssi_thold);
477 VIF_STATE_PRINT_INT(last_rssi_event);
478 VIF_STATE_PRINT_INT(ba_support);
479 VIF_STATE_PRINT_INT(ba_allowed);
480 VIF_STATE_PRINT_LLHEX(tx_security_seq);
481 VIF_STATE_PRINT_INT(tx_security_last_seq_lsb);
484 #undef VIF_STATE_PRINT_INT
485 #undef VIF_STATE_PRINT_LONG
486 #undef VIF_STATE_PRINT_HEX
487 #undef VIF_STATE_PRINT_LHEX
488 #undef VIF_STATE_PRINT_LLHEX
489 #undef VIF_STATE_PRINT_STR
490 #undef VIF_STATE_PRINT_NSTR
491 #undef VIF_STATE_PRINT
493 mutex_unlock(&wl->mutex);
495 ret = simple_read_from_buffer(user_buf, count, ppos, buf, res);
500 static const struct file_operations vifs_state_ops = {
501 .read = vifs_state_read,
502 .open = wl1271_open_file_generic,
503 .llseek = default_llseek,
506 static ssize_t dtim_interval_read(struct file *file, char __user *user_buf,
507 size_t count, loff_t *ppos)
509 struct wl1271 *wl = file->private_data;
512 if (wl->conf.conn.wake_up_event == CONF_WAKE_UP_EVENT_DTIM ||
513 wl->conf.conn.wake_up_event == CONF_WAKE_UP_EVENT_N_DTIM)
514 value = wl->conf.conn.listen_interval;
518 return wl1271_format_buffer(user_buf, count, ppos, "%d\n", value);
521 static ssize_t dtim_interval_write(struct file *file,
522 const char __user *user_buf,
523 size_t count, loff_t *ppos)
525 struct wl1271 *wl = file->private_data;
529 ret = kstrtoul_from_user(user_buf, count, 10, &value);
531 wl1271_warning("illegal value for dtim_interval");
535 if (value < 1 || value > 10) {
536 wl1271_warning("dtim value is not in valid range");
540 mutex_lock(&wl->mutex);
542 wl->conf.conn.listen_interval = value;
543 /* for some reason there are different event types for 1 and >1 */
545 wl->conf.conn.wake_up_event = CONF_WAKE_UP_EVENT_DTIM;
547 wl->conf.conn.wake_up_event = CONF_WAKE_UP_EVENT_N_DTIM;
550 * we don't reconfigure ACX_WAKE_UP_CONDITIONS now, so it will only
551 * take effect on the next time we enter psm.
553 mutex_unlock(&wl->mutex);
557 static const struct file_operations dtim_interval_ops = {
558 .read = dtim_interval_read,
559 .write = dtim_interval_write,
560 .open = wl1271_open_file_generic,
561 .llseek = default_llseek,
564 static ssize_t beacon_interval_read(struct file *file, char __user *user_buf,
565 size_t count, loff_t *ppos)
567 struct wl1271 *wl = file->private_data;
570 if (wl->conf.conn.wake_up_event == CONF_WAKE_UP_EVENT_BEACON ||
571 wl->conf.conn.wake_up_event == CONF_WAKE_UP_EVENT_N_BEACONS)
572 value = wl->conf.conn.listen_interval;
576 return wl1271_format_buffer(user_buf, count, ppos, "%d\n", value);
579 static ssize_t beacon_interval_write(struct file *file,
580 const char __user *user_buf,
581 size_t count, loff_t *ppos)
583 struct wl1271 *wl = file->private_data;
587 ret = kstrtoul_from_user(user_buf, count, 10, &value);
589 wl1271_warning("illegal value for beacon_interval");
593 if (value < 1 || value > 255) {
594 wl1271_warning("beacon interval value is not in valid range");
598 mutex_lock(&wl->mutex);
600 wl->conf.conn.listen_interval = value;
601 /* for some reason there are different event types for 1 and >1 */
603 wl->conf.conn.wake_up_event = CONF_WAKE_UP_EVENT_BEACON;
605 wl->conf.conn.wake_up_event = CONF_WAKE_UP_EVENT_N_BEACONS;
608 * we don't reconfigure ACX_WAKE_UP_CONDITIONS now, so it will only
609 * take effect on the next time we enter psm.
611 mutex_unlock(&wl->mutex);
615 static const struct file_operations beacon_interval_ops = {
616 .read = beacon_interval_read,
617 .write = beacon_interval_write,
618 .open = wl1271_open_file_generic,
619 .llseek = default_llseek,
622 static ssize_t rx_streaming_interval_write(struct file *file,
623 const char __user *user_buf,
624 size_t count, loff_t *ppos)
626 struct wl1271 *wl = file->private_data;
627 struct wl12xx_vif *wlvif;
631 ret = kstrtoul_from_user(user_buf, count, 10, &value);
633 wl1271_warning("illegal value in rx_streaming_interval!");
637 /* valid values: 0, 10-100 */
638 if (value && (value < 10 || value > 100)) {
639 wl1271_warning("value is not in range!");
643 mutex_lock(&wl->mutex);
645 wl->conf.rx_streaming.interval = value;
647 ret = wl1271_ps_elp_wakeup(wl);
651 wl12xx_for_each_wlvif_sta(wl, wlvif) {
652 wl1271_recalc_rx_streaming(wl, wlvif);
655 wl1271_ps_elp_sleep(wl);
657 mutex_unlock(&wl->mutex);
661 static ssize_t rx_streaming_interval_read(struct file *file,
662 char __user *userbuf,
663 size_t count, loff_t *ppos)
665 struct wl1271 *wl = file->private_data;
666 return wl1271_format_buffer(userbuf, count, ppos,
667 "%d\n", wl->conf.rx_streaming.interval);
670 static const struct file_operations rx_streaming_interval_ops = {
671 .read = rx_streaming_interval_read,
672 .write = rx_streaming_interval_write,
673 .open = wl1271_open_file_generic,
674 .llseek = default_llseek,
677 static ssize_t rx_streaming_always_write(struct file *file,
678 const char __user *user_buf,
679 size_t count, loff_t *ppos)
681 struct wl1271 *wl = file->private_data;
682 struct wl12xx_vif *wlvif;
686 ret = kstrtoul_from_user(user_buf, count, 10, &value);
688 wl1271_warning("illegal value in rx_streaming_write!");
692 /* valid values: 0, 10-100 */
693 if (!(value == 0 || value == 1)) {
694 wl1271_warning("value is not in valid!");
698 mutex_lock(&wl->mutex);
700 wl->conf.rx_streaming.always = value;
702 ret = wl1271_ps_elp_wakeup(wl);
706 wl12xx_for_each_wlvif_sta(wl, wlvif) {
707 wl1271_recalc_rx_streaming(wl, wlvif);
710 wl1271_ps_elp_sleep(wl);
712 mutex_unlock(&wl->mutex);
716 static ssize_t rx_streaming_always_read(struct file *file,
717 char __user *userbuf,
718 size_t count, loff_t *ppos)
720 struct wl1271 *wl = file->private_data;
721 return wl1271_format_buffer(userbuf, count, ppos,
722 "%d\n", wl->conf.rx_streaming.always);
725 static const struct file_operations rx_streaming_always_ops = {
726 .read = rx_streaming_always_read,
727 .write = rx_streaming_always_write,
728 .open = wl1271_open_file_generic,
729 .llseek = default_llseek,
732 static ssize_t beacon_filtering_write(struct file *file,
733 const char __user *user_buf,
734 size_t count, loff_t *ppos)
736 struct wl1271 *wl = file->private_data;
737 struct wl12xx_vif *wlvif;
743 len = min(count, sizeof(buf) - 1);
744 if (copy_from_user(buf, user_buf, len))
748 ret = kstrtoul(buf, 0, &value);
750 wl1271_warning("illegal value for beacon_filtering!");
754 mutex_lock(&wl->mutex);
756 ret = wl1271_ps_elp_wakeup(wl);
760 wl12xx_for_each_wlvif(wl, wlvif) {
761 ret = wl1271_acx_beacon_filter_opt(wl, wlvif, !!value);
764 wl1271_ps_elp_sleep(wl);
766 mutex_unlock(&wl->mutex);
770 static const struct file_operations beacon_filtering_ops = {
771 .write = beacon_filtering_write,
772 .open = wl1271_open_file_generic,
773 .llseek = default_llseek,
776 static int wl1271_debugfs_add_files(struct wl1271 *wl,
777 struct dentry *rootdir)
780 struct dentry *entry, *stats, *streaming;
782 stats = debugfs_create_dir("fw-statistics", rootdir);
783 if (!stats || IS_ERR(stats)) {
788 DEBUGFS_FWSTATS_ADD(tx, internal_desc_overflow);
790 DEBUGFS_FWSTATS_ADD(rx, out_of_mem);
791 DEBUGFS_FWSTATS_ADD(rx, hdr_overflow);
792 DEBUGFS_FWSTATS_ADD(rx, hw_stuck);
793 DEBUGFS_FWSTATS_ADD(rx, dropped);
794 DEBUGFS_FWSTATS_ADD(rx, fcs_err);
795 DEBUGFS_FWSTATS_ADD(rx, xfr_hint_trig);
796 DEBUGFS_FWSTATS_ADD(rx, path_reset);
797 DEBUGFS_FWSTATS_ADD(rx, reset_counter);
799 DEBUGFS_FWSTATS_ADD(dma, rx_requested);
800 DEBUGFS_FWSTATS_ADD(dma, rx_errors);
801 DEBUGFS_FWSTATS_ADD(dma, tx_requested);
802 DEBUGFS_FWSTATS_ADD(dma, tx_errors);
804 DEBUGFS_FWSTATS_ADD(isr, cmd_cmplt);
805 DEBUGFS_FWSTATS_ADD(isr, fiqs);
806 DEBUGFS_FWSTATS_ADD(isr, rx_headers);
807 DEBUGFS_FWSTATS_ADD(isr, rx_mem_overflow);
808 DEBUGFS_FWSTATS_ADD(isr, rx_rdys);
809 DEBUGFS_FWSTATS_ADD(isr, irqs);
810 DEBUGFS_FWSTATS_ADD(isr, tx_procs);
811 DEBUGFS_FWSTATS_ADD(isr, decrypt_done);
812 DEBUGFS_FWSTATS_ADD(isr, dma0_done);
813 DEBUGFS_FWSTATS_ADD(isr, dma1_done);
814 DEBUGFS_FWSTATS_ADD(isr, tx_exch_complete);
815 DEBUGFS_FWSTATS_ADD(isr, commands);
816 DEBUGFS_FWSTATS_ADD(isr, rx_procs);
817 DEBUGFS_FWSTATS_ADD(isr, hw_pm_mode_changes);
818 DEBUGFS_FWSTATS_ADD(isr, host_acknowledges);
819 DEBUGFS_FWSTATS_ADD(isr, pci_pm);
820 DEBUGFS_FWSTATS_ADD(isr, wakeups);
821 DEBUGFS_FWSTATS_ADD(isr, low_rssi);
823 DEBUGFS_FWSTATS_ADD(wep, addr_key_count);
824 DEBUGFS_FWSTATS_ADD(wep, default_key_count);
825 /* skipping wep.reserved */
826 DEBUGFS_FWSTATS_ADD(wep, key_not_found);
827 DEBUGFS_FWSTATS_ADD(wep, decrypt_fail);
828 DEBUGFS_FWSTATS_ADD(wep, packets);
829 DEBUGFS_FWSTATS_ADD(wep, interrupt);
831 DEBUGFS_FWSTATS_ADD(pwr, ps_enter);
832 DEBUGFS_FWSTATS_ADD(pwr, elp_enter);
833 DEBUGFS_FWSTATS_ADD(pwr, missing_bcns);
834 DEBUGFS_FWSTATS_ADD(pwr, wake_on_host);
835 DEBUGFS_FWSTATS_ADD(pwr, wake_on_timer_exp);
836 DEBUGFS_FWSTATS_ADD(pwr, tx_with_ps);
837 DEBUGFS_FWSTATS_ADD(pwr, tx_without_ps);
838 DEBUGFS_FWSTATS_ADD(pwr, rcvd_beacons);
839 DEBUGFS_FWSTATS_ADD(pwr, power_save_off);
840 DEBUGFS_FWSTATS_ADD(pwr, enable_ps);
841 DEBUGFS_FWSTATS_ADD(pwr, disable_ps);
842 DEBUGFS_FWSTATS_ADD(pwr, fix_tsf_ps);
843 /* skipping cont_miss_bcns_spread for now */
844 DEBUGFS_FWSTATS_ADD(pwr, rcvd_awake_beacons);
846 DEBUGFS_FWSTATS_ADD(mic, rx_pkts);
847 DEBUGFS_FWSTATS_ADD(mic, calc_failure);
849 DEBUGFS_FWSTATS_ADD(aes, encrypt_fail);
850 DEBUGFS_FWSTATS_ADD(aes, decrypt_fail);
851 DEBUGFS_FWSTATS_ADD(aes, encrypt_packets);
852 DEBUGFS_FWSTATS_ADD(aes, decrypt_packets);
853 DEBUGFS_FWSTATS_ADD(aes, encrypt_interrupt);
854 DEBUGFS_FWSTATS_ADD(aes, decrypt_interrupt);
856 DEBUGFS_FWSTATS_ADD(event, heart_beat);
857 DEBUGFS_FWSTATS_ADD(event, calibration);
858 DEBUGFS_FWSTATS_ADD(event, rx_mismatch);
859 DEBUGFS_FWSTATS_ADD(event, rx_mem_empty);
860 DEBUGFS_FWSTATS_ADD(event, rx_pool);
861 DEBUGFS_FWSTATS_ADD(event, oom_late);
862 DEBUGFS_FWSTATS_ADD(event, phy_transmit_error);
863 DEBUGFS_FWSTATS_ADD(event, tx_stuck);
865 DEBUGFS_FWSTATS_ADD(ps, pspoll_timeouts);
866 DEBUGFS_FWSTATS_ADD(ps, upsd_timeouts);
867 DEBUGFS_FWSTATS_ADD(ps, upsd_max_sptime);
868 DEBUGFS_FWSTATS_ADD(ps, upsd_max_apturn);
869 DEBUGFS_FWSTATS_ADD(ps, pspoll_max_apturn);
870 DEBUGFS_FWSTATS_ADD(ps, pspoll_utilization);
871 DEBUGFS_FWSTATS_ADD(ps, upsd_utilization);
873 DEBUGFS_FWSTATS_ADD(rxpipe, rx_prep_beacon_drop);
874 DEBUGFS_FWSTATS_ADD(rxpipe, descr_host_int_trig_rx_data);
875 DEBUGFS_FWSTATS_ADD(rxpipe, beacon_buffer_thres_host_int_trig_rx_data);
876 DEBUGFS_FWSTATS_ADD(rxpipe, missed_beacon_host_int_trig_rx_data);
877 DEBUGFS_FWSTATS_ADD(rxpipe, tx_xfr_host_int_trig_rx_data);
879 DEBUGFS_ADD(tx_queue_len, rootdir);
880 DEBUGFS_ADD(retry_count, rootdir);
881 DEBUGFS_ADD(excessive_retries, rootdir);
883 DEBUGFS_ADD(gpio_power, rootdir);
884 DEBUGFS_ADD(start_recovery, rootdir);
885 DEBUGFS_ADD(driver_state, rootdir);
886 DEBUGFS_ADD(vifs_state, rootdir);
887 DEBUGFS_ADD(dtim_interval, rootdir);
888 DEBUGFS_ADD(beacon_interval, rootdir);
889 DEBUGFS_ADD(beacon_filtering, rootdir);
891 streaming = debugfs_create_dir("rx_streaming", rootdir);
892 if (!streaming || IS_ERR(streaming))
895 DEBUGFS_ADD_PREFIX(rx_streaming, interval, streaming);
896 DEBUGFS_ADD_PREFIX(rx_streaming, always, streaming);
903 ret = PTR_ERR(entry);
910 void wl1271_debugfs_reset(struct wl1271 *wl)
912 if (!wl->stats.fw_stats)
915 memset(wl->stats.fw_stats, 0, sizeof(*wl->stats.fw_stats));
916 wl->stats.retry_count = 0;
917 wl->stats.excessive_retries = 0;
920 int wl1271_debugfs_init(struct wl1271 *wl)
923 struct dentry *rootdir;
925 rootdir = debugfs_create_dir(KBUILD_MODNAME,
926 wl->hw->wiphy->debugfsdir);
928 if (IS_ERR(rootdir)) {
929 ret = PTR_ERR(rootdir);
933 wl->stats.fw_stats = kzalloc(sizeof(*wl->stats.fw_stats),
936 if (!wl->stats.fw_stats) {
941 wl->stats.fw_stats_update = jiffies;
943 ret = wl1271_debugfs_add_files(wl, rootdir);
951 kfree(wl->stats.fw_stats);
952 wl->stats.fw_stats = NULL;
955 debugfs_remove_recursive(rootdir);
961 void wl1271_debugfs_exit(struct wl1271 *wl)
963 kfree(wl->stats.fw_stats);
964 wl->stats.fw_stats = NULL;