2 * Copyright (c) 2004-2011 Atheros Communications Inc.
3 * Copyright (c) 2011-2012 Qualcomm Atheros, Inc.
5 * Permission to use, copy, modify, and/or distribute this software for any
6 * purpose with or without fee is hereby granted, provided that the above
7 * copyright notice and this permission notice appear in all copies.
9 * THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL WARRANTIES
10 * WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF
11 * MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR
12 * ANY SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES
13 * WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN
14 * ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF
15 * OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE.
20 #include <linux/skbuff.h>
22 #include <linux/vmalloc.h>
23 #include <linux/export.h>
28 struct ath6kl_fwlog_slot {
32 /* max ATH6KL_FWLOG_PAYLOAD_SIZE bytes */
36 #define ATH6KL_FWLOG_MAX_ENTRIES 20
38 #define ATH6KL_FWLOG_VALID_MASK 0x1ffff
40 void ath6kl_printk(const char *level, const char *fmt, ...)
50 printk("%sath6kl: %pV", level, &vaf);
54 EXPORT_SYMBOL(ath6kl_printk);
56 void ath6kl_info(const char *fmt, ...)
58 struct va_format vaf = {
65 ath6kl_printk(KERN_INFO, "%pV", &vaf);
66 trace_ath6kl_log_info(&vaf);
69 EXPORT_SYMBOL(ath6kl_info);
71 void ath6kl_err(const char *fmt, ...)
73 struct va_format vaf = {
80 ath6kl_printk(KERN_ERR, "%pV", &vaf);
81 trace_ath6kl_log_err(&vaf);
84 EXPORT_SYMBOL(ath6kl_err);
86 void ath6kl_warn(const char *fmt, ...)
88 struct va_format vaf = {
95 ath6kl_printk(KERN_WARNING, "%pV", &vaf);
96 trace_ath6kl_log_warn(&vaf);
99 EXPORT_SYMBOL(ath6kl_warn);
101 int ath6kl_read_tgt_stats(struct ath6kl *ar, struct ath6kl_vif *vif)
105 if (down_interruptible(&ar->sem))
108 set_bit(STATS_UPDATE_PEND, &vif->flags);
110 if (ath6kl_wmi_get_stats_cmd(ar->wmi, 0)) {
115 left = wait_event_interruptible_timeout(ar->event_wq,
116 !test_bit(STATS_UPDATE_PEND,
117 &vif->flags), WMI_TIMEOUT);
126 EXPORT_SYMBOL(ath6kl_read_tgt_stats);
128 #ifdef CONFIG_ATH6KL_DEBUG
130 void ath6kl_dbg(enum ATH6K_DEBUG_MASK mask, const char *fmt, ...)
132 struct va_format vaf;
140 if (debug_mask & mask)
141 ath6kl_printk(KERN_DEBUG, "%pV", &vaf);
143 trace_ath6kl_log_dbg(mask, &vaf);
147 EXPORT_SYMBOL(ath6kl_dbg);
149 void ath6kl_dbg_dump(enum ATH6K_DEBUG_MASK mask,
150 const char *msg, const char *prefix,
151 const void *buf, size_t len)
153 if (debug_mask & mask) {
155 ath6kl_dbg(mask, "%s\n", msg);
157 print_hex_dump_bytes(prefix, DUMP_PREFIX_OFFSET, buf, len);
160 /* tracing code doesn't like null strings :/ */
161 trace_ath6kl_log_dbg_dump(msg ? msg : "", prefix ? prefix : "",
164 EXPORT_SYMBOL(ath6kl_dbg_dump);
166 #define REG_OUTPUT_LEN_PER_LINE 25
167 #define REGTYPE_STR_LEN 100
169 struct ath6kl_diag_reg_info {
172 const char *reg_info;
175 static const struct ath6kl_diag_reg_info diag_reg[] = {
176 { 0x20000, 0x200fc, "General DMA and Rx registers" },
177 { 0x28000, 0x28900, "MAC PCU register & keycache" },
178 { 0x20800, 0x20a40, "QCU" },
179 { 0x21000, 0x212f0, "DCU" },
180 { 0x4000, 0x42e4, "RTC" },
181 { 0x540000, 0x540000 + (256 * 1024), "RAM" },
182 { 0x29800, 0x2B210, "Base Band" },
183 { 0x1C000, 0x1C748, "Analog" },
186 void ath6kl_dump_registers(struct ath6kl_device *dev,
187 struct ath6kl_irq_proc_registers *irq_proc_reg,
188 struct ath6kl_irq_enable_reg *irq_enable_reg)
190 ath6kl_dbg(ATH6KL_DBG_IRQ, ("<------- Register Table -------->\n"));
192 if (irq_proc_reg != NULL) {
193 ath6kl_dbg(ATH6KL_DBG_IRQ,
194 "Host Int status: 0x%x\n",
195 irq_proc_reg->host_int_status);
196 ath6kl_dbg(ATH6KL_DBG_IRQ,
197 "CPU Int status: 0x%x\n",
198 irq_proc_reg->cpu_int_status);
199 ath6kl_dbg(ATH6KL_DBG_IRQ,
200 "Error Int status: 0x%x\n",
201 irq_proc_reg->error_int_status);
202 ath6kl_dbg(ATH6KL_DBG_IRQ,
203 "Counter Int status: 0x%x\n",
204 irq_proc_reg->counter_int_status);
205 ath6kl_dbg(ATH6KL_DBG_IRQ,
206 "Mbox Frame: 0x%x\n",
207 irq_proc_reg->mbox_frame);
208 ath6kl_dbg(ATH6KL_DBG_IRQ,
209 "Rx Lookahead Valid: 0x%x\n",
210 irq_proc_reg->rx_lkahd_valid);
211 ath6kl_dbg(ATH6KL_DBG_IRQ,
212 "Rx Lookahead 0: 0x%x\n",
213 irq_proc_reg->rx_lkahd[0]);
214 ath6kl_dbg(ATH6KL_DBG_IRQ,
215 "Rx Lookahead 1: 0x%x\n",
216 irq_proc_reg->rx_lkahd[1]);
218 if (dev->ar->mbox_info.gmbox_addr != 0) {
220 * If the target supports GMBOX hardware, dump some
223 ath6kl_dbg(ATH6KL_DBG_IRQ,
224 "GMBOX Host Int status 2: 0x%x\n",
225 irq_proc_reg->host_int_status2);
226 ath6kl_dbg(ATH6KL_DBG_IRQ,
227 "GMBOX RX Avail: 0x%x\n",
228 irq_proc_reg->gmbox_rx_avail);
229 ath6kl_dbg(ATH6KL_DBG_IRQ,
230 "GMBOX lookahead alias 0: 0x%x\n",
231 irq_proc_reg->rx_gmbox_lkahd_alias[0]);
232 ath6kl_dbg(ATH6KL_DBG_IRQ,
233 "GMBOX lookahead alias 1: 0x%x\n",
234 irq_proc_reg->rx_gmbox_lkahd_alias[1]);
238 if (irq_enable_reg != NULL) {
239 ath6kl_dbg(ATH6KL_DBG_IRQ,
240 "Int status Enable: 0x%x\n",
241 irq_enable_reg->int_status_en);
242 ath6kl_dbg(ATH6KL_DBG_IRQ, "Counter Int status Enable: 0x%x\n",
243 irq_enable_reg->cntr_int_status_en);
245 ath6kl_dbg(ATH6KL_DBG_IRQ, "<------------------------------->\n");
248 static void dump_cred_dist(struct htc_endpoint_credit_dist *ep_dist)
250 ath6kl_dbg(ATH6KL_DBG_CREDIT,
251 "--- endpoint: %d svc_id: 0x%X ---\n",
252 ep_dist->endpoint, ep_dist->svc_id);
253 ath6kl_dbg(ATH6KL_DBG_CREDIT, " dist_flags : 0x%X\n",
254 ep_dist->dist_flags);
255 ath6kl_dbg(ATH6KL_DBG_CREDIT, " cred_norm : %d\n",
257 ath6kl_dbg(ATH6KL_DBG_CREDIT, " cred_min : %d\n",
259 ath6kl_dbg(ATH6KL_DBG_CREDIT, " credits : %d\n",
261 ath6kl_dbg(ATH6KL_DBG_CREDIT, " cred_assngd : %d\n",
262 ep_dist->cred_assngd);
263 ath6kl_dbg(ATH6KL_DBG_CREDIT, " seek_cred : %d\n",
265 ath6kl_dbg(ATH6KL_DBG_CREDIT, " cred_sz : %d\n",
267 ath6kl_dbg(ATH6KL_DBG_CREDIT, " cred_per_msg : %d\n",
268 ep_dist->cred_per_msg);
269 ath6kl_dbg(ATH6KL_DBG_CREDIT, " cred_to_dist : %d\n",
270 ep_dist->cred_to_dist);
271 ath6kl_dbg(ATH6KL_DBG_CREDIT, " txq_depth : %d\n",
272 get_queue_depth(&ep_dist->htc_ep->txq));
273 ath6kl_dbg(ATH6KL_DBG_CREDIT,
274 "----------------------------------\n");
277 /* FIXME: move to htc.c */
278 void dump_cred_dist_stats(struct htc_target *target)
280 struct htc_endpoint_credit_dist *ep_list;
282 list_for_each_entry(ep_list, &target->cred_dist_list, list)
283 dump_cred_dist(ep_list);
285 ath6kl_dbg(ATH6KL_DBG_CREDIT,
286 "credit distribution total %d free %d\n",
287 target->credit_info->total_avail_credits,
288 target->credit_info->cur_free_credits);
291 void ath6kl_debug_war(struct ath6kl *ar, enum ath6kl_war war)
294 case ATH6KL_WAR_INVALID_RATE:
295 ar->debug.war_stats.invalid_rate++;
300 static ssize_t read_file_war_stats(struct file *file, char __user *user_buf,
301 size_t count, loff_t *ppos)
303 struct ath6kl *ar = file->private_data;
305 unsigned int len = 0, buf_len = 1500;
308 buf = kzalloc(buf_len, GFP_KERNEL);
312 len += scnprintf(buf + len, buf_len - len, "\n");
313 len += scnprintf(buf + len, buf_len - len, "%25s\n",
315 len += scnprintf(buf + len, buf_len - len, "%25s\n\n",
316 "=================");
317 len += scnprintf(buf + len, buf_len - len, "%20s %10u\n",
318 "Invalid rates", ar->debug.war_stats.invalid_rate);
320 if (WARN_ON(len > buf_len))
323 ret_cnt = simple_read_from_buffer(user_buf, count, ppos, buf, len);
329 static const struct file_operations fops_war_stats = {
330 .read = read_file_war_stats,
332 .owner = THIS_MODULE,
333 .llseek = default_llseek,
336 void ath6kl_debug_fwlog_event(struct ath6kl *ar, const void *buf, size_t len)
338 struct ath6kl_fwlog_slot *slot;
342 if (WARN_ON(len > ATH6KL_FWLOG_PAYLOAD_SIZE))
345 slot_len = sizeof(*slot) + ATH6KL_FWLOG_PAYLOAD_SIZE;
347 skb = alloc_skb(slot_len, GFP_KERNEL);
351 slot = (struct ath6kl_fwlog_slot *) skb_put(skb, slot_len);
352 slot->timestamp = cpu_to_le32(jiffies);
353 slot->length = cpu_to_le32(len);
354 memcpy(slot->payload, buf, len);
356 /* Need to pad each record to fixed length ATH6KL_FWLOG_PAYLOAD_SIZE */
357 memset(slot->payload + len, 0, ATH6KL_FWLOG_PAYLOAD_SIZE - len);
359 spin_lock(&ar->debug.fwlog_queue.lock);
361 __skb_queue_tail(&ar->debug.fwlog_queue, skb);
362 complete(&ar->debug.fwlog_completion);
364 /* drop oldest entries */
365 while (skb_queue_len(&ar->debug.fwlog_queue) >
366 ATH6KL_FWLOG_MAX_ENTRIES) {
367 skb = __skb_dequeue(&ar->debug.fwlog_queue);
371 spin_unlock(&ar->debug.fwlog_queue.lock);
376 static int ath6kl_fwlog_open(struct inode *inode, struct file *file)
378 struct ath6kl *ar = inode->i_private;
380 if (ar->debug.fwlog_open)
383 ar->debug.fwlog_open = true;
385 file->private_data = inode->i_private;
389 static int ath6kl_fwlog_release(struct inode *inode, struct file *file)
391 struct ath6kl *ar = inode->i_private;
393 ar->debug.fwlog_open = false;
398 static ssize_t ath6kl_fwlog_read(struct file *file, char __user *user_buf,
399 size_t count, loff_t *ppos)
401 struct ath6kl *ar = file->private_data;
407 buf = vmalloc(count);
411 /* read undelivered logs from firmware */
412 ath6kl_read_fwlogs(ar);
414 spin_lock(&ar->debug.fwlog_queue.lock);
416 while ((skb = __skb_dequeue(&ar->debug.fwlog_queue))) {
417 if (skb->len > count - len) {
418 /* not enough space, put skb back and leave */
419 __skb_queue_head(&ar->debug.fwlog_queue, skb);
424 memcpy(buf + len, skb->data, skb->len);
430 spin_unlock(&ar->debug.fwlog_queue.lock);
432 /* FIXME: what to do if len == 0? */
434 ret_cnt = simple_read_from_buffer(user_buf, count, ppos, buf, len);
441 static const struct file_operations fops_fwlog = {
442 .open = ath6kl_fwlog_open,
443 .release = ath6kl_fwlog_release,
444 .read = ath6kl_fwlog_read,
445 .owner = THIS_MODULE,
446 .llseek = default_llseek,
449 static ssize_t ath6kl_fwlog_block_read(struct file *file,
450 char __user *user_buf,
454 struct ath6kl *ar = file->private_data;
457 size_t len = 0, not_copied;
461 buf = vmalloc(count);
465 spin_lock(&ar->debug.fwlog_queue.lock);
467 if (skb_queue_len(&ar->debug.fwlog_queue) == 0) {
468 /* we must init under queue lock */
469 init_completion(&ar->debug.fwlog_completion);
471 spin_unlock(&ar->debug.fwlog_queue.lock);
473 ret = wait_for_completion_interruptible(
474 &ar->debug.fwlog_completion);
475 if (ret == -ERESTARTSYS) {
480 spin_lock(&ar->debug.fwlog_queue.lock);
483 while ((skb = __skb_dequeue(&ar->debug.fwlog_queue))) {
484 if (skb->len > count - len) {
485 /* not enough space, put skb back and leave */
486 __skb_queue_head(&ar->debug.fwlog_queue, skb);
491 memcpy(buf + len, skb->data, skb->len);
497 spin_unlock(&ar->debug.fwlog_queue.lock);
499 /* FIXME: what to do if len == 0? */
501 not_copied = copy_to_user(user_buf, buf, len);
502 if (not_copied != 0) {
517 static const struct file_operations fops_fwlog_block = {
518 .open = ath6kl_fwlog_open,
519 .release = ath6kl_fwlog_release,
520 .read = ath6kl_fwlog_block_read,
521 .owner = THIS_MODULE,
522 .llseek = default_llseek,
525 static ssize_t ath6kl_fwlog_mask_read(struct file *file, char __user *user_buf,
526 size_t count, loff_t *ppos)
528 struct ath6kl *ar = file->private_data;
532 len = snprintf(buf, sizeof(buf), "0x%x\n", ar->debug.fwlog_mask);
534 return simple_read_from_buffer(user_buf, count, ppos, buf, len);
537 static ssize_t ath6kl_fwlog_mask_write(struct file *file,
538 const char __user *user_buf,
539 size_t count, loff_t *ppos)
541 struct ath6kl *ar = file->private_data;
544 ret = kstrtou32_from_user(user_buf, count, 0, &ar->debug.fwlog_mask);
548 ret = ath6kl_wmi_config_debug_module_cmd(ar->wmi,
549 ATH6KL_FWLOG_VALID_MASK,
550 ar->debug.fwlog_mask);
557 static const struct file_operations fops_fwlog_mask = {
559 .read = ath6kl_fwlog_mask_read,
560 .write = ath6kl_fwlog_mask_write,
561 .owner = THIS_MODULE,
562 .llseek = default_llseek,
565 static ssize_t read_file_tgt_stats(struct file *file, char __user *user_buf,
566 size_t count, loff_t *ppos)
568 struct ath6kl *ar = file->private_data;
569 struct ath6kl_vif *vif;
570 struct target_stats *tgt_stats;
572 unsigned int len = 0, buf_len = 1500;
577 vif = ath6kl_vif_first(ar);
581 buf = kzalloc(buf_len, GFP_KERNEL);
585 rv = ath6kl_read_tgt_stats(ar, vif);
591 tgt_stats = &vif->target_stats;
593 len += scnprintf(buf + len, buf_len - len, "\n");
594 len += scnprintf(buf + len, buf_len - len, "%25s\n",
596 len += scnprintf(buf + len, buf_len - len, "%25s\n\n",
597 "=================");
598 len += scnprintf(buf + len, buf_len - len, "%20s %10llu\n",
599 "Ucast packets", tgt_stats->tx_ucast_pkt);
600 len += scnprintf(buf + len, buf_len - len, "%20s %10llu\n",
601 "Bcast packets", tgt_stats->tx_bcast_pkt);
602 len += scnprintf(buf + len, buf_len - len, "%20s %10llu\n",
603 "Ucast byte", tgt_stats->tx_ucast_byte);
604 len += scnprintf(buf + len, buf_len - len, "%20s %10llu\n",
605 "Bcast byte", tgt_stats->tx_bcast_byte);
606 len += scnprintf(buf + len, buf_len - len, "%20s %10llu\n",
607 "Rts success cnt", tgt_stats->tx_rts_success_cnt);
608 for (i = 0; i < 4; i++)
609 len += scnprintf(buf + len, buf_len - len,
610 "%18s %d %10llu\n", "PER on ac",
611 i, tgt_stats->tx_pkt_per_ac[i]);
612 len += scnprintf(buf + len, buf_len - len, "%20s %10llu\n",
613 "Error", tgt_stats->tx_err);
614 len += scnprintf(buf + len, buf_len - len, "%20s %10llu\n",
615 "Fail count", tgt_stats->tx_fail_cnt);
616 len += scnprintf(buf + len, buf_len - len, "%20s %10llu\n",
617 "Retry count", tgt_stats->tx_retry_cnt);
618 len += scnprintf(buf + len, buf_len - len, "%20s %10llu\n",
619 "Multi retry cnt", tgt_stats->tx_mult_retry_cnt);
620 len += scnprintf(buf + len, buf_len - len, "%20s %10llu\n",
621 "Rts fail cnt", tgt_stats->tx_rts_fail_cnt);
622 len += scnprintf(buf + len, buf_len - len, "%25s %10llu\n\n",
623 "TKIP counter measure used",
624 tgt_stats->tkip_cnter_measures_invoked);
626 len += scnprintf(buf + len, buf_len - len, "%25s\n",
628 len += scnprintf(buf + len, buf_len - len, "%25s\n",
629 "=================");
631 len += scnprintf(buf + len, buf_len - len, "%20s %10llu\n",
632 "Ucast packets", tgt_stats->rx_ucast_pkt);
633 len += scnprintf(buf + len, buf_len - len, "%20s %10d\n",
634 "Ucast Rate", tgt_stats->rx_ucast_rate);
635 len += scnprintf(buf + len, buf_len - len, "%20s %10llu\n",
636 "Bcast packets", tgt_stats->rx_bcast_pkt);
637 len += scnprintf(buf + len, buf_len - len, "%20s %10llu\n",
638 "Ucast byte", tgt_stats->rx_ucast_byte);
639 len += scnprintf(buf + len, buf_len - len, "%20s %10llu\n",
640 "Bcast byte", tgt_stats->rx_bcast_byte);
641 len += scnprintf(buf + len, buf_len - len, "%20s %10llu\n",
642 "Fragmented pkt", tgt_stats->rx_frgment_pkt);
643 len += scnprintf(buf + len, buf_len - len, "%20s %10llu\n",
644 "Error", tgt_stats->rx_err);
645 len += scnprintf(buf + len, buf_len - len, "%20s %10llu\n",
646 "CRC Err", tgt_stats->rx_crc_err);
647 len += scnprintf(buf + len, buf_len - len, "%20s %10llu\n",
648 "Key chache miss", tgt_stats->rx_key_cache_miss);
649 len += scnprintf(buf + len, buf_len - len, "%20s %10llu\n",
650 "Decrypt Err", tgt_stats->rx_decrypt_err);
651 len += scnprintf(buf + len, buf_len - len, "%20s %10llu\n",
652 "Duplicate frame", tgt_stats->rx_dupl_frame);
653 len += scnprintf(buf + len, buf_len - len, "%20s %10llu\n",
654 "Tkip Mic failure", tgt_stats->tkip_local_mic_fail);
655 len += scnprintf(buf + len, buf_len - len, "%20s %10llu\n",
656 "TKIP format err", tgt_stats->tkip_fmt_err);
657 len += scnprintf(buf + len, buf_len - len, "%20s %10llu\n",
658 "CCMP format Err", tgt_stats->ccmp_fmt_err);
659 len += scnprintf(buf + len, buf_len - len, "%20s %10llu\n\n",
660 "CCMP Replay Err", tgt_stats->ccmp_replays);
662 len += scnprintf(buf + len, buf_len - len, "%25s\n",
663 "Misc Target stats");
664 len += scnprintf(buf + len, buf_len - len, "%25s\n",
665 "=================");
666 len += scnprintf(buf + len, buf_len - len, "%20s %10llu\n",
667 "Beacon Miss count", tgt_stats->cs_bmiss_cnt);
668 len += scnprintf(buf + len, buf_len - len, "%20s %10llu\n",
669 "Num Connects", tgt_stats->cs_connect_cnt);
670 len += scnprintf(buf + len, buf_len - len, "%20s %10llu\n",
671 "Num disconnects", tgt_stats->cs_discon_cnt);
672 len += scnprintf(buf + len, buf_len - len, "%20s %10d\n",
673 "Beacon avg rssi", tgt_stats->cs_ave_beacon_rssi);
674 len += scnprintf(buf + len, buf_len - len, "%20s %10d\n",
675 "ARP pkt received", tgt_stats->arp_received);
676 len += scnprintf(buf + len, buf_len - len, "%20s %10d\n",
677 "ARP pkt matched", tgt_stats->arp_matched);
678 len += scnprintf(buf + len, buf_len - len, "%20s %10d\n",
679 "ARP pkt replied", tgt_stats->arp_replied);
684 ret_cnt = simple_read_from_buffer(user_buf, count, ppos, buf, len);
690 static const struct file_operations fops_tgt_stats = {
691 .read = read_file_tgt_stats,
693 .owner = THIS_MODULE,
694 .llseek = default_llseek,
697 #define print_credit_info(fmt_str, ep_list_field) \
698 (len += scnprintf(buf + len, buf_len - len, fmt_str, \
699 ep_list->ep_list_field))
700 #define CREDIT_INFO_DISPLAY_STRING_LEN 200
701 #define CREDIT_INFO_LEN 128
703 static ssize_t read_file_credit_dist_stats(struct file *file,
704 char __user *user_buf,
705 size_t count, loff_t *ppos)
707 struct ath6kl *ar = file->private_data;
708 struct htc_target *target = ar->htc_target;
709 struct htc_endpoint_credit_dist *ep_list;
711 unsigned int buf_len, len = 0;
714 buf_len = CREDIT_INFO_DISPLAY_STRING_LEN +
715 get_queue_depth(&target->cred_dist_list) * CREDIT_INFO_LEN;
716 buf = kzalloc(buf_len, GFP_KERNEL);
720 len += scnprintf(buf + len, buf_len - len, "%25s%5d\n",
721 "Total Avail Credits: ",
722 target->credit_info->total_avail_credits);
723 len += scnprintf(buf + len, buf_len - len, "%25s%5d\n",
725 target->credit_info->cur_free_credits);
727 len += scnprintf(buf + len, buf_len - len,
728 " Epid Flags Cred_norm Cred_min Credits Cred_assngd"
729 " Seek_cred Cred_sz Cred_per_msg Cred_to_dist"
732 list_for_each_entry(ep_list, &target->cred_dist_list, list) {
733 print_credit_info(" %2d", endpoint);
734 print_credit_info("%10x", dist_flags);
735 print_credit_info("%8d", cred_norm);
736 print_credit_info("%9d", cred_min);
737 print_credit_info("%9d", credits);
738 print_credit_info("%10d", cred_assngd);
739 print_credit_info("%13d", seek_cred);
740 print_credit_info("%12d", cred_sz);
741 print_credit_info("%9d", cred_per_msg);
742 print_credit_info("%14d", cred_to_dist);
743 len += scnprintf(buf + len, buf_len - len, "%12d\n",
744 get_queue_depth(&ep_list->htc_ep->txq));
750 ret_cnt = simple_read_from_buffer(user_buf, count, ppos, buf, len);
755 static const struct file_operations fops_credit_dist_stats = {
756 .read = read_file_credit_dist_stats,
758 .owner = THIS_MODULE,
759 .llseek = default_llseek,
762 static unsigned int print_endpoint_stat(struct htc_target *target, char *buf,
763 unsigned int buf_len, unsigned int len,
764 int offset, const char *name)
767 struct htc_endpoint_stats *ep_st;
770 len += scnprintf(buf + len, buf_len - len, "%s:", name);
771 for (i = 0; i < ENDPOINT_MAX; i++) {
772 ep_st = &target->endpoint[i].ep_st;
773 counter = ((u32 *) ep_st) + (offset / 4);
774 len += scnprintf(buf + len, buf_len - len, " %u", *counter);
776 len += scnprintf(buf + len, buf_len - len, "\n");
781 static ssize_t ath6kl_endpoint_stats_read(struct file *file,
782 char __user *user_buf,
783 size_t count, loff_t *ppos)
785 struct ath6kl *ar = file->private_data;
786 struct htc_target *target = ar->htc_target;
788 unsigned int buf_len, len = 0;
791 buf_len = sizeof(struct htc_endpoint_stats) / sizeof(u32) *
792 (25 + ENDPOINT_MAX * 11);
793 buf = kmalloc(buf_len, GFP_KERNEL);
797 #define EPSTAT(name) \
799 len = print_endpoint_stat(target, buf, buf_len, len, \
800 offsetof(struct htc_endpoint_stats, \
805 EPSTAT(cred_low_indicate);
807 EPSTAT(tx_pkt_bundled);
811 EPSTAT(cred_rpt_from_rx);
812 EPSTAT(cred_rpt_from_other);
813 EPSTAT(cred_rpt_ep0);
814 EPSTAT(cred_from_rx);
815 EPSTAT(cred_from_other);
816 EPSTAT(cred_from_ep0);
822 EPSTAT(rx_bundle_lkahd);
823 EPSTAT(rx_bundle_from_hdr);
824 EPSTAT(rx_alloc_thresh_hit);
825 EPSTAT(rxalloc_thresh_byte);
831 ret_cnt = simple_read_from_buffer(user_buf, count, ppos, buf, len);
836 static ssize_t ath6kl_endpoint_stats_write(struct file *file,
837 const char __user *user_buf,
838 size_t count, loff_t *ppos)
840 struct ath6kl *ar = file->private_data;
841 struct htc_target *target = ar->htc_target;
844 struct htc_endpoint_stats *ep_st;
846 ret = kstrtou32_from_user(user_buf, count, 0, &val);
850 for (i = 0; i < ENDPOINT_MAX; i++) {
851 ep_st = &target->endpoint[i].ep_st;
852 memset(ep_st, 0, sizeof(*ep_st));
859 static const struct file_operations fops_endpoint_stats = {
861 .read = ath6kl_endpoint_stats_read,
862 .write = ath6kl_endpoint_stats_write,
863 .owner = THIS_MODULE,
864 .llseek = default_llseek,
867 static unsigned long ath6kl_get_num_reg(void)
870 unsigned long n_reg = 0;
872 for (i = 0; i < ARRAY_SIZE(diag_reg); i++)
874 (diag_reg[i].reg_end - diag_reg[i].reg_start) / 4 + 1;
879 static bool ath6kl_dbg_is_diag_reg_valid(u32 reg_addr)
883 for (i = 0; i < ARRAY_SIZE(diag_reg); i++) {
884 if (reg_addr >= diag_reg[i].reg_start &&
885 reg_addr <= diag_reg[i].reg_end)
892 static ssize_t ath6kl_regread_read(struct file *file, char __user *user_buf,
893 size_t count, loff_t *ppos)
895 struct ath6kl *ar = file->private_data;
897 unsigned int len = 0;
899 if (ar->debug.dbgfs_diag_reg)
900 len += scnprintf(buf + len, sizeof(buf) - len, "0x%x\n",
901 ar->debug.dbgfs_diag_reg);
903 len += scnprintf(buf + len, sizeof(buf) - len,
904 "All diag registers\n");
906 return simple_read_from_buffer(user_buf, count, ppos, buf, len);
909 static ssize_t ath6kl_regread_write(struct file *file,
910 const char __user *user_buf,
911 size_t count, loff_t *ppos)
913 struct ath6kl *ar = file->private_data;
914 unsigned long reg_addr;
916 if (kstrtoul_from_user(user_buf, count, 0, ®_addr))
919 if ((reg_addr % 4) != 0)
922 if (reg_addr && !ath6kl_dbg_is_diag_reg_valid(reg_addr))
925 ar->debug.dbgfs_diag_reg = reg_addr;
930 static const struct file_operations fops_diag_reg_read = {
931 .read = ath6kl_regread_read,
932 .write = ath6kl_regread_write,
934 .owner = THIS_MODULE,
935 .llseek = default_llseek,
938 static int ath6kl_regdump_open(struct inode *inode, struct file *file)
940 struct ath6kl *ar = inode->i_private;
942 unsigned long int reg_len;
943 unsigned int len = 0, n_reg;
948 /* Dump all the registers if no register is specified */
949 if (!ar->debug.dbgfs_diag_reg)
950 n_reg = ath6kl_get_num_reg();
954 reg_len = n_reg * REG_OUTPUT_LEN_PER_LINE;
956 reg_len += REGTYPE_STR_LEN;
958 buf = vmalloc(reg_len);
963 addr = ar->debug.dbgfs_diag_reg;
965 status = ath6kl_diag_read32(ar,
966 TARG_VTOP(ar->target_type, addr),
971 len += scnprintf(buf + len, reg_len - len,
972 "0x%06x 0x%08x\n", addr, le32_to_cpu(reg_val));
976 for (i = 0; i < ARRAY_SIZE(diag_reg); i++) {
977 len += scnprintf(buf + len, reg_len - len,
978 "%s\n", diag_reg[i].reg_info);
979 for (addr = diag_reg[i].reg_start;
980 addr <= diag_reg[i].reg_end; addr += 4) {
981 status = ath6kl_diag_read32(ar,
982 TARG_VTOP(ar->target_type, addr),
987 len += scnprintf(buf + len, reg_len - len,
989 addr, le32_to_cpu(reg_val));
994 file->private_data = buf;
998 ath6kl_warn("Unable to read memory:%u\n", addr);
1003 static ssize_t ath6kl_regdump_read(struct file *file, char __user *user_buf,
1004 size_t count, loff_t *ppos)
1006 u8 *buf = file->private_data;
1007 return simple_read_from_buffer(user_buf, count, ppos, buf, strlen(buf));
1010 static int ath6kl_regdump_release(struct inode *inode, struct file *file)
1012 vfree(file->private_data);
1016 static const struct file_operations fops_reg_dump = {
1017 .open = ath6kl_regdump_open,
1018 .read = ath6kl_regdump_read,
1019 .release = ath6kl_regdump_release,
1020 .owner = THIS_MODULE,
1021 .llseek = default_llseek,
1024 static ssize_t ath6kl_lrssi_roam_write(struct file *file,
1025 const char __user *user_buf,
1026 size_t count, loff_t *ppos)
1028 struct ath6kl *ar = file->private_data;
1029 unsigned long lrssi_roam_threshold;
1031 if (kstrtoul_from_user(user_buf, count, 0, &lrssi_roam_threshold))
1034 ar->lrssi_roam_threshold = lrssi_roam_threshold;
1036 ath6kl_wmi_set_roam_lrssi_cmd(ar->wmi, ar->lrssi_roam_threshold);
1041 static ssize_t ath6kl_lrssi_roam_read(struct file *file,
1042 char __user *user_buf,
1043 size_t count, loff_t *ppos)
1045 struct ath6kl *ar = file->private_data;
1049 len = snprintf(buf, sizeof(buf), "%u\n", ar->lrssi_roam_threshold);
1051 return simple_read_from_buffer(user_buf, count, ppos, buf, len);
1054 static const struct file_operations fops_lrssi_roam_threshold = {
1055 .read = ath6kl_lrssi_roam_read,
1056 .write = ath6kl_lrssi_roam_write,
1057 .open = simple_open,
1058 .owner = THIS_MODULE,
1059 .llseek = default_llseek,
1062 static ssize_t ath6kl_regwrite_read(struct file *file,
1063 char __user *user_buf,
1064 size_t count, loff_t *ppos)
1066 struct ath6kl *ar = file->private_data;
1068 unsigned int len = 0;
1070 len = scnprintf(buf, sizeof(buf), "Addr: 0x%x Val: 0x%x\n",
1071 ar->debug.diag_reg_addr_wr, ar->debug.diag_reg_val_wr);
1073 return simple_read_from_buffer(user_buf, count, ppos, buf, len);
1076 static ssize_t ath6kl_regwrite_write(struct file *file,
1077 const char __user *user_buf,
1078 size_t count, loff_t *ppos)
1080 struct ath6kl *ar = file->private_data;
1083 unsigned int len = 0;
1084 u32 reg_addr, reg_val;
1086 len = min(count, sizeof(buf) - 1);
1087 if (copy_from_user(buf, user_buf, len))
1093 token = strsep(&sptr, "=");
1097 if (kstrtou32(token, 0, ®_addr))
1100 if (!ath6kl_dbg_is_diag_reg_valid(reg_addr))
1103 if (kstrtou32(sptr, 0, ®_val))
1106 ar->debug.diag_reg_addr_wr = reg_addr;
1107 ar->debug.diag_reg_val_wr = reg_val;
1109 if (ath6kl_diag_write32(ar, ar->debug.diag_reg_addr_wr,
1110 cpu_to_le32(ar->debug.diag_reg_val_wr)))
1116 static const struct file_operations fops_diag_reg_write = {
1117 .read = ath6kl_regwrite_read,
1118 .write = ath6kl_regwrite_write,
1119 .open = simple_open,
1120 .owner = THIS_MODULE,
1121 .llseek = default_llseek,
1124 int ath6kl_debug_roam_tbl_event(struct ath6kl *ar, const void *buf,
1127 const struct wmi_target_roam_tbl *tbl;
1130 if (len < sizeof(*tbl))
1133 tbl = (const struct wmi_target_roam_tbl *) buf;
1134 num_entries = le16_to_cpu(tbl->num_entries);
1135 if (sizeof(*tbl) + num_entries * sizeof(struct wmi_bss_roam_info) >
1139 if (ar->debug.roam_tbl == NULL ||
1140 ar->debug.roam_tbl_len < (unsigned int) len) {
1141 kfree(ar->debug.roam_tbl);
1142 ar->debug.roam_tbl = kmalloc(len, GFP_ATOMIC);
1143 if (ar->debug.roam_tbl == NULL)
1147 memcpy(ar->debug.roam_tbl, buf, len);
1148 ar->debug.roam_tbl_len = len;
1150 if (test_bit(ROAM_TBL_PEND, &ar->flag)) {
1151 clear_bit(ROAM_TBL_PEND, &ar->flag);
1152 wake_up(&ar->event_wq);
1158 static ssize_t ath6kl_roam_table_read(struct file *file, char __user *user_buf,
1159 size_t count, loff_t *ppos)
1161 struct ath6kl *ar = file->private_data;
1164 struct wmi_target_roam_tbl *tbl;
1167 unsigned int len, buf_len;
1170 if (down_interruptible(&ar->sem))
1173 set_bit(ROAM_TBL_PEND, &ar->flag);
1175 ret = ath6kl_wmi_get_roam_tbl_cmd(ar->wmi);
1181 left = wait_event_interruptible_timeout(
1182 ar->event_wq, !test_bit(ROAM_TBL_PEND, &ar->flag), WMI_TIMEOUT);
1188 if (ar->debug.roam_tbl == NULL)
1191 tbl = (struct wmi_target_roam_tbl *) ar->debug.roam_tbl;
1192 num_entries = le16_to_cpu(tbl->num_entries);
1194 buf_len = 100 + num_entries * 100;
1195 buf = kzalloc(buf_len, GFP_KERNEL);
1199 len += scnprintf(buf + len, buf_len - len,
1201 "# roam_util bssid rssi rssidt last_rssi util bias\n",
1202 le16_to_cpu(tbl->roam_mode));
1204 for (i = 0; i < num_entries; i++) {
1205 struct wmi_bss_roam_info *info = &tbl->info[i];
1206 len += scnprintf(buf + len, buf_len - len,
1207 "%d %pM %d %d %d %d %d\n",
1208 a_sle32_to_cpu(info->roam_util), info->bssid,
1209 info->rssi, info->rssidt, info->last_rssi,
1210 info->util, info->bias);
1216 ret_cnt = simple_read_from_buffer(user_buf, count, ppos, buf, len);
1222 static const struct file_operations fops_roam_table = {
1223 .read = ath6kl_roam_table_read,
1224 .open = simple_open,
1225 .owner = THIS_MODULE,
1226 .llseek = default_llseek,
1229 static ssize_t ath6kl_force_roam_write(struct file *file,
1230 const char __user *user_buf,
1231 size_t count, loff_t *ppos)
1233 struct ath6kl *ar = file->private_data;
1239 len = min(count, sizeof(buf) - 1);
1240 if (copy_from_user(buf, user_buf, len))
1244 if (!mac_pton(buf, bssid))
1247 ret = ath6kl_wmi_force_roam_cmd(ar->wmi, bssid);
1254 static const struct file_operations fops_force_roam = {
1255 .write = ath6kl_force_roam_write,
1256 .open = simple_open,
1257 .owner = THIS_MODULE,
1258 .llseek = default_llseek,
1261 static ssize_t ath6kl_roam_mode_write(struct file *file,
1262 const char __user *user_buf,
1263 size_t count, loff_t *ppos)
1265 struct ath6kl *ar = file->private_data;
1269 enum wmi_roam_mode mode;
1271 len = min(count, sizeof(buf) - 1);
1272 if (copy_from_user(buf, user_buf, len))
1275 if (len > 0 && buf[len - 1] == '\n')
1276 buf[len - 1] = '\0';
1278 if (strcasecmp(buf, "default") == 0)
1279 mode = WMI_DEFAULT_ROAM_MODE;
1280 else if (strcasecmp(buf, "bssbias") == 0)
1281 mode = WMI_HOST_BIAS_ROAM_MODE;
1282 else if (strcasecmp(buf, "lock") == 0)
1283 mode = WMI_LOCK_BSS_MODE;
1287 ret = ath6kl_wmi_set_roam_mode_cmd(ar->wmi, mode);
1294 static const struct file_operations fops_roam_mode = {
1295 .write = ath6kl_roam_mode_write,
1296 .open = simple_open,
1297 .owner = THIS_MODULE,
1298 .llseek = default_llseek,
1301 void ath6kl_debug_set_keepalive(struct ath6kl *ar, u8 keepalive)
1303 ar->debug.keepalive = keepalive;
1306 static ssize_t ath6kl_keepalive_read(struct file *file, char __user *user_buf,
1307 size_t count, loff_t *ppos)
1309 struct ath6kl *ar = file->private_data;
1313 len = snprintf(buf, sizeof(buf), "%u\n", ar->debug.keepalive);
1315 return simple_read_from_buffer(user_buf, count, ppos, buf, len);
1318 static ssize_t ath6kl_keepalive_write(struct file *file,
1319 const char __user *user_buf,
1320 size_t count, loff_t *ppos)
1322 struct ath6kl *ar = file->private_data;
1326 ret = kstrtou8_from_user(user_buf, count, 0, &val);
1330 ret = ath6kl_wmi_set_keepalive_cmd(ar->wmi, 0, val);
1337 static const struct file_operations fops_keepalive = {
1338 .open = simple_open,
1339 .read = ath6kl_keepalive_read,
1340 .write = ath6kl_keepalive_write,
1341 .owner = THIS_MODULE,
1342 .llseek = default_llseek,
1345 void ath6kl_debug_set_disconnect_timeout(struct ath6kl *ar, u8 timeout)
1347 ar->debug.disc_timeout = timeout;
1350 static ssize_t ath6kl_disconnect_timeout_read(struct file *file,
1351 char __user *user_buf,
1352 size_t count, loff_t *ppos)
1354 struct ath6kl *ar = file->private_data;
1358 len = snprintf(buf, sizeof(buf), "%u\n", ar->debug.disc_timeout);
1360 return simple_read_from_buffer(user_buf, count, ppos, buf, len);
1363 static ssize_t ath6kl_disconnect_timeout_write(struct file *file,
1364 const char __user *user_buf,
1365 size_t count, loff_t *ppos)
1367 struct ath6kl *ar = file->private_data;
1371 ret = kstrtou8_from_user(user_buf, count, 0, &val);
1375 ret = ath6kl_wmi_disctimeout_cmd(ar->wmi, 0, val);
1382 static const struct file_operations fops_disconnect_timeout = {
1383 .open = simple_open,
1384 .read = ath6kl_disconnect_timeout_read,
1385 .write = ath6kl_disconnect_timeout_write,
1386 .owner = THIS_MODULE,
1387 .llseek = default_llseek,
1390 static ssize_t ath6kl_create_qos_write(struct file *file,
1391 const char __user *user_buf,
1392 size_t count, loff_t *ppos)
1394 struct ath6kl *ar = file->private_data;
1395 struct ath6kl_vif *vif;
1399 struct wmi_create_pstream_cmd pstream;
1403 vif = ath6kl_vif_first(ar);
1407 len = min(count, sizeof(buf) - 1);
1408 if (copy_from_user(buf, user_buf, len))
1413 token = strsep(&sptr, " ");
1416 if (kstrtou8(token, 0, &pstream.user_pri))
1419 token = strsep(&sptr, " ");
1422 if (kstrtou8(token, 0, &pstream.traffic_direc))
1425 token = strsep(&sptr, " ");
1428 if (kstrtou8(token, 0, &pstream.traffic_class))
1431 token = strsep(&sptr, " ");
1434 if (kstrtou8(token, 0, &pstream.traffic_type))
1437 token = strsep(&sptr, " ");
1440 if (kstrtou8(token, 0, &pstream.voice_psc_cap))
1443 token = strsep(&sptr, " ");
1446 if (kstrtou32(token, 0, &val32))
1448 pstream.min_service_int = cpu_to_le32(val32);
1450 token = strsep(&sptr, " ");
1453 if (kstrtou32(token, 0, &val32))
1455 pstream.max_service_int = cpu_to_le32(val32);
1457 token = strsep(&sptr, " ");
1460 if (kstrtou32(token, 0, &val32))
1462 pstream.inactivity_int = cpu_to_le32(val32);
1464 token = strsep(&sptr, " ");
1467 if (kstrtou32(token, 0, &val32))
1469 pstream.suspension_int = cpu_to_le32(val32);
1471 token = strsep(&sptr, " ");
1474 if (kstrtou32(token, 0, &val32))
1476 pstream.service_start_time = cpu_to_le32(val32);
1478 token = strsep(&sptr, " ");
1481 if (kstrtou8(token, 0, &pstream.tsid))
1484 token = strsep(&sptr, " ");
1487 if (kstrtou16(token, 0, &val16))
1489 pstream.nominal_msdu = cpu_to_le16(val16);
1491 token = strsep(&sptr, " ");
1494 if (kstrtou16(token, 0, &val16))
1496 pstream.max_msdu = cpu_to_le16(val16);
1498 token = strsep(&sptr, " ");
1501 if (kstrtou32(token, 0, &val32))
1503 pstream.min_data_rate = cpu_to_le32(val32);
1505 token = strsep(&sptr, " ");
1508 if (kstrtou32(token, 0, &val32))
1510 pstream.mean_data_rate = cpu_to_le32(val32);
1512 token = strsep(&sptr, " ");
1515 if (kstrtou32(token, 0, &val32))
1517 pstream.peak_data_rate = cpu_to_le32(val32);
1519 token = strsep(&sptr, " ");
1522 if (kstrtou32(token, 0, &val32))
1524 pstream.max_burst_size = cpu_to_le32(val32);
1526 token = strsep(&sptr, " ");
1529 if (kstrtou32(token, 0, &val32))
1531 pstream.delay_bound = cpu_to_le32(val32);
1533 token = strsep(&sptr, " ");
1536 if (kstrtou32(token, 0, &val32))
1538 pstream.min_phy_rate = cpu_to_le32(val32);
1540 token = strsep(&sptr, " ");
1543 if (kstrtou32(token, 0, &val32))
1545 pstream.sba = cpu_to_le32(val32);
1547 token = strsep(&sptr, " ");
1550 if (kstrtou32(token, 0, &val32))
1552 pstream.medium_time = cpu_to_le32(val32);
1554 pstream.nominal_phy = le32_to_cpu(pstream.min_phy_rate) / 1000000;
1556 ath6kl_wmi_create_pstream_cmd(ar->wmi, vif->fw_vif_idx, &pstream);
1561 static const struct file_operations fops_create_qos = {
1562 .write = ath6kl_create_qos_write,
1563 .open = simple_open,
1564 .owner = THIS_MODULE,
1565 .llseek = default_llseek,
1568 static ssize_t ath6kl_delete_qos_write(struct file *file,
1569 const char __user *user_buf,
1570 size_t count, loff_t *ppos)
1572 struct ath6kl *ar = file->private_data;
1573 struct ath6kl_vif *vif;
1580 vif = ath6kl_vif_first(ar);
1584 len = min(count, sizeof(buf) - 1);
1585 if (copy_from_user(buf, user_buf, len))
1590 token = strsep(&sptr, " ");
1593 if (kstrtou8(token, 0, &traffic_class))
1596 token = strsep(&sptr, " ");
1599 if (kstrtou8(token, 0, &tsid))
1602 ath6kl_wmi_delete_pstream_cmd(ar->wmi, vif->fw_vif_idx,
1603 traffic_class, tsid);
1608 static const struct file_operations fops_delete_qos = {
1609 .write = ath6kl_delete_qos_write,
1610 .open = simple_open,
1611 .owner = THIS_MODULE,
1612 .llseek = default_llseek,
1615 static ssize_t ath6kl_bgscan_int_write(struct file *file,
1616 const char __user *user_buf,
1617 size_t count, loff_t *ppos)
1619 struct ath6kl *ar = file->private_data;
1620 struct ath6kl_vif *vif;
1625 vif = ath6kl_vif_first(ar);
1629 len = min(count, sizeof(buf) - 1);
1630 if (copy_from_user(buf, user_buf, len))
1634 if (kstrtou16(buf, 0, &bgscan_int))
1637 if (bgscan_int == 0)
1638 bgscan_int = 0xffff;
1640 vif->bg_scan_period = bgscan_int;
1642 ath6kl_wmi_scanparams_cmd(ar->wmi, 0, 0, 0, bgscan_int, 0, 0, 0, 3,
1648 static const struct file_operations fops_bgscan_int = {
1649 .write = ath6kl_bgscan_int_write,
1650 .open = simple_open,
1651 .owner = THIS_MODULE,
1652 .llseek = default_llseek,
1655 static ssize_t ath6kl_listen_int_write(struct file *file,
1656 const char __user *user_buf,
1657 size_t count, loff_t *ppos)
1659 struct ath6kl *ar = file->private_data;
1660 struct ath6kl_vif *vif;
1661 u16 listen_interval;
1665 vif = ath6kl_vif_first(ar);
1669 len = min(count, sizeof(buf) - 1);
1670 if (copy_from_user(buf, user_buf, len))
1674 if (kstrtou16(buf, 0, &listen_interval))
1677 if ((listen_interval < 15) || (listen_interval > 3000))
1680 vif->listen_intvl_t = listen_interval;
1681 ath6kl_wmi_listeninterval_cmd(ar->wmi, vif->fw_vif_idx,
1682 vif->listen_intvl_t, 0);
1687 static ssize_t ath6kl_listen_int_read(struct file *file,
1688 char __user *user_buf,
1689 size_t count, loff_t *ppos)
1691 struct ath6kl *ar = file->private_data;
1692 struct ath6kl_vif *vif;
1696 vif = ath6kl_vif_first(ar);
1700 len = scnprintf(buf, sizeof(buf), "%u\n", vif->listen_intvl_t);
1702 return simple_read_from_buffer(user_buf, count, ppos, buf, len);
1705 static const struct file_operations fops_listen_int = {
1706 .read = ath6kl_listen_int_read,
1707 .write = ath6kl_listen_int_write,
1708 .open = simple_open,
1709 .owner = THIS_MODULE,
1710 .llseek = default_llseek,
1713 static ssize_t ath6kl_power_params_write(struct file *file,
1714 const char __user *user_buf,
1715 size_t count, loff_t *ppos)
1717 struct ath6kl *ar = file->private_data;
1719 unsigned int len = 0;
1721 u16 idle_period, ps_poll_num, dtim,
1724 len = min(count, sizeof(buf) - 1);
1725 if (copy_from_user(buf, user_buf, len))
1730 token = strsep(&sptr, " ");
1733 if (kstrtou16(token, 0, &idle_period))
1736 token = strsep(&sptr, " ");
1739 if (kstrtou16(token, 0, &ps_poll_num))
1742 token = strsep(&sptr, " ");
1745 if (kstrtou16(token, 0, &dtim))
1748 token = strsep(&sptr, " ");
1751 if (kstrtou16(token, 0, &tx_wakeup))
1754 token = strsep(&sptr, " ");
1757 if (kstrtou16(token, 0, &num_tx))
1760 ath6kl_wmi_pmparams_cmd(ar->wmi, 0, idle_period, ps_poll_num,
1761 dtim, tx_wakeup, num_tx, 0);
1766 static const struct file_operations fops_power_params = {
1767 .write = ath6kl_power_params_write,
1768 .open = simple_open,
1769 .owner = THIS_MODULE,
1770 .llseek = default_llseek,
1773 void ath6kl_debug_init(struct ath6kl *ar)
1775 skb_queue_head_init(&ar->debug.fwlog_queue);
1776 init_completion(&ar->debug.fwlog_completion);
1779 * Actually we are lying here but don't know how to read the mask
1780 * value from the firmware.
1782 ar->debug.fwlog_mask = 0;
1786 * Initialisation needs to happen in two stages as fwlog events can come
1787 * before cfg80211 is initialised, and debugfs depends on cfg80211
1790 int ath6kl_debug_init_fs(struct ath6kl *ar)
1792 ar->debugfs_phy = debugfs_create_dir("ath6kl",
1793 ar->wiphy->debugfsdir);
1794 if (!ar->debugfs_phy)
1797 debugfs_create_file("tgt_stats", S_IRUSR, ar->debugfs_phy, ar,
1800 if (ar->hif_type == ATH6KL_HIF_TYPE_SDIO)
1801 debugfs_create_file("credit_dist_stats", S_IRUSR,
1802 ar->debugfs_phy, ar,
1803 &fops_credit_dist_stats);
1805 debugfs_create_file("endpoint_stats", S_IRUSR | S_IWUSR,
1806 ar->debugfs_phy, ar, &fops_endpoint_stats);
1808 debugfs_create_file("fwlog", S_IRUSR, ar->debugfs_phy, ar,
1811 debugfs_create_file("fwlog_block", S_IRUSR, ar->debugfs_phy, ar,
1814 debugfs_create_file("fwlog_mask", S_IRUSR | S_IWUSR, ar->debugfs_phy,
1815 ar, &fops_fwlog_mask);
1817 debugfs_create_file("reg_addr", S_IRUSR | S_IWUSR, ar->debugfs_phy, ar,
1818 &fops_diag_reg_read);
1820 debugfs_create_file("reg_dump", S_IRUSR, ar->debugfs_phy, ar,
1823 debugfs_create_file("lrssi_roam_threshold", S_IRUSR | S_IWUSR,
1824 ar->debugfs_phy, ar, &fops_lrssi_roam_threshold);
1826 debugfs_create_file("reg_write", S_IRUSR | S_IWUSR,
1827 ar->debugfs_phy, ar, &fops_diag_reg_write);
1829 debugfs_create_file("war_stats", S_IRUSR, ar->debugfs_phy, ar,
1832 debugfs_create_file("roam_table", S_IRUSR, ar->debugfs_phy, ar,
1835 debugfs_create_file("force_roam", S_IWUSR, ar->debugfs_phy, ar,
1838 debugfs_create_file("roam_mode", S_IWUSR, ar->debugfs_phy, ar,
1841 debugfs_create_file("keepalive", S_IRUSR | S_IWUSR, ar->debugfs_phy, ar,
1844 debugfs_create_file("disconnect_timeout", S_IRUSR | S_IWUSR,
1845 ar->debugfs_phy, ar, &fops_disconnect_timeout);
1847 debugfs_create_file("create_qos", S_IWUSR, ar->debugfs_phy, ar,
1850 debugfs_create_file("delete_qos", S_IWUSR, ar->debugfs_phy, ar,
1853 debugfs_create_file("bgscan_interval", S_IWUSR,
1854 ar->debugfs_phy, ar, &fops_bgscan_int);
1856 debugfs_create_file("listen_interval", S_IRUSR | S_IWUSR,
1857 ar->debugfs_phy, ar, &fops_listen_int);
1859 debugfs_create_file("power_params", S_IWUSR, ar->debugfs_phy, ar,
1860 &fops_power_params);
1865 void ath6kl_debug_cleanup(struct ath6kl *ar)
1867 skb_queue_purge(&ar->debug.fwlog_queue);
1868 complete(&ar->debug.fwlog_completion);
1869 kfree(ar->debug.roam_tbl);