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 int ath6kl_printk(const char *level, const char *fmt, ...)
51 rtn = printk("%sath6kl: %pV", level, &vaf);
57 EXPORT_SYMBOL(ath6kl_printk);
59 int ath6kl_info(const char *fmt, ...)
61 struct va_format vaf = {
69 ret = ath6kl_printk(KERN_INFO, "%pV", &vaf);
70 trace_ath6kl_log_info(&vaf);
75 EXPORT_SYMBOL(ath6kl_info);
77 int ath6kl_err(const char *fmt, ...)
79 struct va_format vaf = {
87 ret = ath6kl_printk(KERN_ERR, "%pV", &vaf);
88 trace_ath6kl_log_err(&vaf);
93 EXPORT_SYMBOL(ath6kl_err);
95 int ath6kl_warn(const char *fmt, ...)
97 struct va_format vaf = {
105 ret = ath6kl_printk(KERN_WARNING, "%pV", &vaf);
106 trace_ath6kl_log_warn(&vaf);
111 EXPORT_SYMBOL(ath6kl_warn);
113 #ifdef CONFIG_ATH6KL_DEBUG
115 void ath6kl_dbg(enum ATH6K_DEBUG_MASK mask, const char *fmt, ...)
117 struct va_format vaf;
125 if (debug_mask & mask)
126 ath6kl_printk(KERN_DEBUG, "%pV", &vaf);
128 trace_ath6kl_log_dbg(mask, &vaf);
132 EXPORT_SYMBOL(ath6kl_dbg);
134 void ath6kl_dbg_dump(enum ATH6K_DEBUG_MASK mask,
135 const char *msg, const char *prefix,
136 const void *buf, size_t len)
138 if (debug_mask & mask) {
140 ath6kl_dbg(mask, "%s\n", msg);
142 print_hex_dump_bytes(prefix, DUMP_PREFIX_OFFSET, buf, len);
145 /* tracing code doesn't like null strings :/ */
146 trace_ath6kl_log_dbg_dump(msg ? msg : "", prefix ? prefix : "",
149 EXPORT_SYMBOL(ath6kl_dbg_dump);
151 #define REG_OUTPUT_LEN_PER_LINE 25
152 #define REGTYPE_STR_LEN 100
154 struct ath6kl_diag_reg_info {
157 const char *reg_info;
160 static const struct ath6kl_diag_reg_info diag_reg[] = {
161 { 0x20000, 0x200fc, "General DMA and Rx registers" },
162 { 0x28000, 0x28900, "MAC PCU register & keycache" },
163 { 0x20800, 0x20a40, "QCU" },
164 { 0x21000, 0x212f0, "DCU" },
165 { 0x4000, 0x42e4, "RTC" },
166 { 0x540000, 0x540000 + (256 * 1024), "RAM" },
167 { 0x29800, 0x2B210, "Base Band" },
168 { 0x1C000, 0x1C748, "Analog" },
171 void ath6kl_dump_registers(struct ath6kl_device *dev,
172 struct ath6kl_irq_proc_registers *irq_proc_reg,
173 struct ath6kl_irq_enable_reg *irq_enable_reg)
176 ath6kl_dbg(ATH6KL_DBG_IRQ, ("<------- Register Table -------->\n"));
178 if (irq_proc_reg != NULL) {
179 ath6kl_dbg(ATH6KL_DBG_IRQ,
180 "Host Int status: 0x%x\n",
181 irq_proc_reg->host_int_status);
182 ath6kl_dbg(ATH6KL_DBG_IRQ,
183 "CPU Int status: 0x%x\n",
184 irq_proc_reg->cpu_int_status);
185 ath6kl_dbg(ATH6KL_DBG_IRQ,
186 "Error Int status: 0x%x\n",
187 irq_proc_reg->error_int_status);
188 ath6kl_dbg(ATH6KL_DBG_IRQ,
189 "Counter Int status: 0x%x\n",
190 irq_proc_reg->counter_int_status);
191 ath6kl_dbg(ATH6KL_DBG_IRQ,
192 "Mbox Frame: 0x%x\n",
193 irq_proc_reg->mbox_frame);
194 ath6kl_dbg(ATH6KL_DBG_IRQ,
195 "Rx Lookahead Valid: 0x%x\n",
196 irq_proc_reg->rx_lkahd_valid);
197 ath6kl_dbg(ATH6KL_DBG_IRQ,
198 "Rx Lookahead 0: 0x%x\n",
199 irq_proc_reg->rx_lkahd[0]);
200 ath6kl_dbg(ATH6KL_DBG_IRQ,
201 "Rx Lookahead 1: 0x%x\n",
202 irq_proc_reg->rx_lkahd[1]);
204 if (dev->ar->mbox_info.gmbox_addr != 0) {
206 * If the target supports GMBOX hardware, dump some
209 ath6kl_dbg(ATH6KL_DBG_IRQ,
210 "GMBOX Host Int status 2: 0x%x\n",
211 irq_proc_reg->host_int_status2);
212 ath6kl_dbg(ATH6KL_DBG_IRQ,
213 "GMBOX RX Avail: 0x%x\n",
214 irq_proc_reg->gmbox_rx_avail);
215 ath6kl_dbg(ATH6KL_DBG_IRQ,
216 "GMBOX lookahead alias 0: 0x%x\n",
217 irq_proc_reg->rx_gmbox_lkahd_alias[0]);
218 ath6kl_dbg(ATH6KL_DBG_IRQ,
219 "GMBOX lookahead alias 1: 0x%x\n",
220 irq_proc_reg->rx_gmbox_lkahd_alias[1]);
225 if (irq_enable_reg != NULL) {
226 ath6kl_dbg(ATH6KL_DBG_IRQ,
227 "Int status Enable: 0x%x\n",
228 irq_enable_reg->int_status_en);
229 ath6kl_dbg(ATH6KL_DBG_IRQ, "Counter Int status Enable: 0x%x\n",
230 irq_enable_reg->cntr_int_status_en);
232 ath6kl_dbg(ATH6KL_DBG_IRQ, "<------------------------------->\n");
235 static void dump_cred_dist(struct htc_endpoint_credit_dist *ep_dist)
237 ath6kl_dbg(ATH6KL_DBG_CREDIT,
238 "--- endpoint: %d svc_id: 0x%X ---\n",
239 ep_dist->endpoint, ep_dist->svc_id);
240 ath6kl_dbg(ATH6KL_DBG_CREDIT, " dist_flags : 0x%X\n",
241 ep_dist->dist_flags);
242 ath6kl_dbg(ATH6KL_DBG_CREDIT, " cred_norm : %d\n",
244 ath6kl_dbg(ATH6KL_DBG_CREDIT, " cred_min : %d\n",
246 ath6kl_dbg(ATH6KL_DBG_CREDIT, " credits : %d\n",
248 ath6kl_dbg(ATH6KL_DBG_CREDIT, " cred_assngd : %d\n",
249 ep_dist->cred_assngd);
250 ath6kl_dbg(ATH6KL_DBG_CREDIT, " seek_cred : %d\n",
252 ath6kl_dbg(ATH6KL_DBG_CREDIT, " cred_sz : %d\n",
254 ath6kl_dbg(ATH6KL_DBG_CREDIT, " cred_per_msg : %d\n",
255 ep_dist->cred_per_msg);
256 ath6kl_dbg(ATH6KL_DBG_CREDIT, " cred_to_dist : %d\n",
257 ep_dist->cred_to_dist);
258 ath6kl_dbg(ATH6KL_DBG_CREDIT, " txq_depth : %d\n",
259 get_queue_depth(&ep_dist->htc_ep->txq));
260 ath6kl_dbg(ATH6KL_DBG_CREDIT,
261 "----------------------------------\n");
264 /* FIXME: move to htc.c */
265 void dump_cred_dist_stats(struct htc_target *target)
267 struct htc_endpoint_credit_dist *ep_list;
269 list_for_each_entry(ep_list, &target->cred_dist_list, list)
270 dump_cred_dist(ep_list);
272 ath6kl_dbg(ATH6KL_DBG_CREDIT,
273 "credit distribution total %d free %d\n",
274 target->credit_info->total_avail_credits,
275 target->credit_info->cur_free_credits);
278 void ath6kl_debug_war(struct ath6kl *ar, enum ath6kl_war war)
281 case ATH6KL_WAR_INVALID_RATE:
282 ar->debug.war_stats.invalid_rate++;
287 static ssize_t read_file_war_stats(struct file *file, char __user *user_buf,
288 size_t count, loff_t *ppos)
290 struct ath6kl *ar = file->private_data;
292 unsigned int len = 0, buf_len = 1500;
295 buf = kzalloc(buf_len, GFP_KERNEL);
299 len += scnprintf(buf + len, buf_len - len, "\n");
300 len += scnprintf(buf + len, buf_len - len, "%25s\n",
302 len += scnprintf(buf + len, buf_len - len, "%25s\n\n",
303 "=================");
304 len += scnprintf(buf + len, buf_len - len, "%20s %10u\n",
305 "Invalid rates", ar->debug.war_stats.invalid_rate);
307 if (WARN_ON(len > buf_len))
310 ret_cnt = simple_read_from_buffer(user_buf, count, ppos, buf, len);
316 static const struct file_operations fops_war_stats = {
317 .read = read_file_war_stats,
319 .owner = THIS_MODULE,
320 .llseek = default_llseek,
323 void ath6kl_debug_fwlog_event(struct ath6kl *ar, const void *buf, size_t len)
325 struct ath6kl_fwlog_slot *slot;
329 if (WARN_ON(len > ATH6KL_FWLOG_PAYLOAD_SIZE))
332 slot_len = sizeof(*slot) + ATH6KL_FWLOG_PAYLOAD_SIZE;
334 skb = alloc_skb(slot_len, GFP_KERNEL);
338 slot = (struct ath6kl_fwlog_slot *) skb_put(skb, slot_len);
339 slot->timestamp = cpu_to_le32(jiffies);
340 slot->length = cpu_to_le32(len);
341 memcpy(slot->payload, buf, len);
343 /* Need to pad each record to fixed length ATH6KL_FWLOG_PAYLOAD_SIZE */
344 memset(slot->payload + len, 0, ATH6KL_FWLOG_PAYLOAD_SIZE - len);
346 spin_lock(&ar->debug.fwlog_queue.lock);
348 __skb_queue_tail(&ar->debug.fwlog_queue, skb);
349 complete(&ar->debug.fwlog_completion);
351 /* drop oldest entries */
352 while (skb_queue_len(&ar->debug.fwlog_queue) >
353 ATH6KL_FWLOG_MAX_ENTRIES) {
354 skb = __skb_dequeue(&ar->debug.fwlog_queue);
358 spin_unlock(&ar->debug.fwlog_queue.lock);
363 static int ath6kl_fwlog_open(struct inode *inode, struct file *file)
365 struct ath6kl *ar = inode->i_private;
367 if (ar->debug.fwlog_open)
370 ar->debug.fwlog_open = true;
372 file->private_data = inode->i_private;
376 static int ath6kl_fwlog_release(struct inode *inode, struct file *file)
378 struct ath6kl *ar = inode->i_private;
380 ar->debug.fwlog_open = false;
385 static ssize_t ath6kl_fwlog_read(struct file *file, char __user *user_buf,
386 size_t count, loff_t *ppos)
388 struct ath6kl *ar = file->private_data;
394 buf = vmalloc(count);
398 /* read undelivered logs from firmware */
399 ath6kl_read_fwlogs(ar);
401 spin_lock(&ar->debug.fwlog_queue.lock);
403 while ((skb = __skb_dequeue(&ar->debug.fwlog_queue))) {
404 if (skb->len > count - len) {
405 /* not enough space, put skb back and leave */
406 __skb_queue_head(&ar->debug.fwlog_queue, skb);
411 memcpy(buf + len, skb->data, skb->len);
417 spin_unlock(&ar->debug.fwlog_queue.lock);
419 /* FIXME: what to do if len == 0? */
421 ret_cnt = simple_read_from_buffer(user_buf, count, ppos, buf, len);
428 static const struct file_operations fops_fwlog = {
429 .open = ath6kl_fwlog_open,
430 .release = ath6kl_fwlog_release,
431 .read = ath6kl_fwlog_read,
432 .owner = THIS_MODULE,
433 .llseek = default_llseek,
436 static ssize_t ath6kl_fwlog_block_read(struct file *file,
437 char __user *user_buf,
441 struct ath6kl *ar = file->private_data;
444 size_t len = 0, not_copied;
448 buf = vmalloc(count);
452 spin_lock(&ar->debug.fwlog_queue.lock);
454 if (skb_queue_len(&ar->debug.fwlog_queue) == 0) {
455 /* we must init under queue lock */
456 init_completion(&ar->debug.fwlog_completion);
458 spin_unlock(&ar->debug.fwlog_queue.lock);
460 ret = wait_for_completion_interruptible(
461 &ar->debug.fwlog_completion);
462 if (ret == -ERESTARTSYS) {
467 spin_lock(&ar->debug.fwlog_queue.lock);
470 while ((skb = __skb_dequeue(&ar->debug.fwlog_queue))) {
471 if (skb->len > count - len) {
472 /* not enough space, put skb back and leave */
473 __skb_queue_head(&ar->debug.fwlog_queue, skb);
478 memcpy(buf + len, skb->data, skb->len);
484 spin_unlock(&ar->debug.fwlog_queue.lock);
486 /* FIXME: what to do if len == 0? */
488 not_copied = copy_to_user(user_buf, buf, len);
489 if (not_copied != 0) {
504 static const struct file_operations fops_fwlog_block = {
505 .open = ath6kl_fwlog_open,
506 .release = ath6kl_fwlog_release,
507 .read = ath6kl_fwlog_block_read,
508 .owner = THIS_MODULE,
509 .llseek = default_llseek,
512 static ssize_t ath6kl_fwlog_mask_read(struct file *file, char __user *user_buf,
513 size_t count, loff_t *ppos)
515 struct ath6kl *ar = file->private_data;
519 len = snprintf(buf, sizeof(buf), "0x%x\n", ar->debug.fwlog_mask);
521 return simple_read_from_buffer(user_buf, count, ppos, buf, len);
524 static ssize_t ath6kl_fwlog_mask_write(struct file *file,
525 const char __user *user_buf,
526 size_t count, loff_t *ppos)
528 struct ath6kl *ar = file->private_data;
531 ret = kstrtou32_from_user(user_buf, count, 0, &ar->debug.fwlog_mask);
535 ret = ath6kl_wmi_config_debug_module_cmd(ar->wmi,
536 ATH6KL_FWLOG_VALID_MASK,
537 ar->debug.fwlog_mask);
544 static const struct file_operations fops_fwlog_mask = {
546 .read = ath6kl_fwlog_mask_read,
547 .write = ath6kl_fwlog_mask_write,
548 .owner = THIS_MODULE,
549 .llseek = default_llseek,
552 static ssize_t read_file_tgt_stats(struct file *file, char __user *user_buf,
553 size_t count, loff_t *ppos)
555 struct ath6kl *ar = file->private_data;
556 struct ath6kl_vif *vif;
557 struct target_stats *tgt_stats;
559 unsigned int len = 0, buf_len = 1500;
564 vif = ath6kl_vif_first(ar);
568 tgt_stats = &vif->target_stats;
570 buf = kzalloc(buf_len, GFP_KERNEL);
574 if (down_interruptible(&ar->sem)) {
579 set_bit(STATS_UPDATE_PEND, &vif->flags);
581 if (ath6kl_wmi_get_stats_cmd(ar->wmi, 0)) {
587 left = wait_event_interruptible_timeout(ar->event_wq,
588 !test_bit(STATS_UPDATE_PEND,
589 &vif->flags), WMI_TIMEOUT);
598 len += scnprintf(buf + len, buf_len - len, "\n");
599 len += scnprintf(buf + len, buf_len - len, "%25s\n",
601 len += scnprintf(buf + len, buf_len - len, "%25s\n\n",
602 "=================");
603 len += scnprintf(buf + len, buf_len - len, "%20s %10llu\n",
604 "Ucast packets", tgt_stats->tx_ucast_pkt);
605 len += scnprintf(buf + len, buf_len - len, "%20s %10llu\n",
606 "Bcast packets", tgt_stats->tx_bcast_pkt);
607 len += scnprintf(buf + len, buf_len - len, "%20s %10llu\n",
608 "Ucast byte", tgt_stats->tx_ucast_byte);
609 len += scnprintf(buf + len, buf_len - len, "%20s %10llu\n",
610 "Bcast byte", tgt_stats->tx_bcast_byte);
611 len += scnprintf(buf + len, buf_len - len, "%20s %10llu\n",
612 "Rts success cnt", tgt_stats->tx_rts_success_cnt);
613 for (i = 0; i < 4; i++)
614 len += scnprintf(buf + len, buf_len - len,
615 "%18s %d %10llu\n", "PER on ac",
616 i, tgt_stats->tx_pkt_per_ac[i]);
617 len += scnprintf(buf + len, buf_len - len, "%20s %10llu\n",
618 "Error", tgt_stats->tx_err);
619 len += scnprintf(buf + len, buf_len - len, "%20s %10llu\n",
620 "Fail count", tgt_stats->tx_fail_cnt);
621 len += scnprintf(buf + len, buf_len - len, "%20s %10llu\n",
622 "Retry count", tgt_stats->tx_retry_cnt);
623 len += scnprintf(buf + len, buf_len - len, "%20s %10llu\n",
624 "Multi retry cnt", tgt_stats->tx_mult_retry_cnt);
625 len += scnprintf(buf + len, buf_len - len, "%20s %10llu\n",
626 "Rts fail cnt", tgt_stats->tx_rts_fail_cnt);
627 len += scnprintf(buf + len, buf_len - len, "%25s %10llu\n\n",
628 "TKIP counter measure used",
629 tgt_stats->tkip_cnter_measures_invoked);
631 len += scnprintf(buf + len, buf_len - len, "%25s\n",
633 len += scnprintf(buf + len, buf_len - len, "%25s\n",
634 "=================");
636 len += scnprintf(buf + len, buf_len - len, "%20s %10llu\n",
637 "Ucast packets", tgt_stats->rx_ucast_pkt);
638 len += scnprintf(buf + len, buf_len - len, "%20s %10d\n",
639 "Ucast Rate", tgt_stats->rx_ucast_rate);
640 len += scnprintf(buf + len, buf_len - len, "%20s %10llu\n",
641 "Bcast packets", tgt_stats->rx_bcast_pkt);
642 len += scnprintf(buf + len, buf_len - len, "%20s %10llu\n",
643 "Ucast byte", tgt_stats->rx_ucast_byte);
644 len += scnprintf(buf + len, buf_len - len, "%20s %10llu\n",
645 "Bcast byte", tgt_stats->rx_bcast_byte);
646 len += scnprintf(buf + len, buf_len - len, "%20s %10llu\n",
647 "Fragmented pkt", tgt_stats->rx_frgment_pkt);
648 len += scnprintf(buf + len, buf_len - len, "%20s %10llu\n",
649 "Error", tgt_stats->rx_err);
650 len += scnprintf(buf + len, buf_len - len, "%20s %10llu\n",
651 "CRC Err", tgt_stats->rx_crc_err);
652 len += scnprintf(buf + len, buf_len - len, "%20s %10llu\n",
653 "Key chache miss", tgt_stats->rx_key_cache_miss);
654 len += scnprintf(buf + len, buf_len - len, "%20s %10llu\n",
655 "Decrypt Err", tgt_stats->rx_decrypt_err);
656 len += scnprintf(buf + len, buf_len - len, "%20s %10llu\n",
657 "Duplicate frame", tgt_stats->rx_dupl_frame);
658 len += scnprintf(buf + len, buf_len - len, "%20s %10llu\n",
659 "Tkip Mic failure", tgt_stats->tkip_local_mic_fail);
660 len += scnprintf(buf + len, buf_len - len, "%20s %10llu\n",
661 "TKIP format err", tgt_stats->tkip_fmt_err);
662 len += scnprintf(buf + len, buf_len - len, "%20s %10llu\n",
663 "CCMP format Err", tgt_stats->ccmp_fmt_err);
664 len += scnprintf(buf + len, buf_len - len, "%20s %10llu\n\n",
665 "CCMP Replay Err", tgt_stats->ccmp_replays);
667 len += scnprintf(buf + len, buf_len - len, "%25s\n",
668 "Misc Target stats");
669 len += scnprintf(buf + len, buf_len - len, "%25s\n",
670 "=================");
671 len += scnprintf(buf + len, buf_len - len, "%20s %10llu\n",
672 "Beacon Miss count", tgt_stats->cs_bmiss_cnt);
673 len += scnprintf(buf + len, buf_len - len, "%20s %10llu\n",
674 "Num Connects", tgt_stats->cs_connect_cnt);
675 len += scnprintf(buf + len, buf_len - len, "%20s %10llu\n",
676 "Num disconnects", tgt_stats->cs_discon_cnt);
677 len += scnprintf(buf + len, buf_len - len, "%20s %10d\n",
678 "Beacon avg rssi", tgt_stats->cs_ave_beacon_rssi);
679 len += scnprintf(buf + len, buf_len - len, "%20s %10d\n",
680 "ARP pkt received", tgt_stats->arp_received);
681 len += scnprintf(buf + len, buf_len - len, "%20s %10d\n",
682 "ARP pkt matched", tgt_stats->arp_matched);
683 len += scnprintf(buf + len, buf_len - len, "%20s %10d\n",
684 "ARP pkt replied", tgt_stats->arp_replied);
689 ret_cnt = simple_read_from_buffer(user_buf, count, ppos, buf, len);
695 static const struct file_operations fops_tgt_stats = {
696 .read = read_file_tgt_stats,
698 .owner = THIS_MODULE,
699 .llseek = default_llseek,
702 #define print_credit_info(fmt_str, ep_list_field) \
703 (len += scnprintf(buf + len, buf_len - len, fmt_str, \
704 ep_list->ep_list_field))
705 #define CREDIT_INFO_DISPLAY_STRING_LEN 200
706 #define CREDIT_INFO_LEN 128
708 static ssize_t read_file_credit_dist_stats(struct file *file,
709 char __user *user_buf,
710 size_t count, loff_t *ppos)
712 struct ath6kl *ar = file->private_data;
713 struct htc_target *target = ar->htc_target;
714 struct htc_endpoint_credit_dist *ep_list;
716 unsigned int buf_len, len = 0;
719 buf_len = CREDIT_INFO_DISPLAY_STRING_LEN +
720 get_queue_depth(&target->cred_dist_list) * CREDIT_INFO_LEN;
721 buf = kzalloc(buf_len, GFP_KERNEL);
725 len += scnprintf(buf + len, buf_len - len, "%25s%5d\n",
726 "Total Avail Credits: ",
727 target->credit_info->total_avail_credits);
728 len += scnprintf(buf + len, buf_len - len, "%25s%5d\n",
730 target->credit_info->cur_free_credits);
732 len += scnprintf(buf + len, buf_len - len,
733 " Epid Flags Cred_norm Cred_min Credits Cred_assngd"
734 " Seek_cred Cred_sz Cred_per_msg Cred_to_dist"
737 list_for_each_entry(ep_list, &target->cred_dist_list, list) {
738 print_credit_info(" %2d", endpoint);
739 print_credit_info("%10x", dist_flags);
740 print_credit_info("%8d", cred_norm);
741 print_credit_info("%9d", cred_min);
742 print_credit_info("%9d", credits);
743 print_credit_info("%10d", cred_assngd);
744 print_credit_info("%13d", seek_cred);
745 print_credit_info("%12d", cred_sz);
746 print_credit_info("%9d", cred_per_msg);
747 print_credit_info("%14d", cred_to_dist);
748 len += scnprintf(buf + len, buf_len - len, "%12d\n",
749 get_queue_depth(&ep_list->htc_ep->txq));
755 ret_cnt = simple_read_from_buffer(user_buf, count, ppos, buf, len);
760 static const struct file_operations fops_credit_dist_stats = {
761 .read = read_file_credit_dist_stats,
763 .owner = THIS_MODULE,
764 .llseek = default_llseek,
767 static unsigned int print_endpoint_stat(struct htc_target *target, char *buf,
768 unsigned int buf_len, unsigned int len,
769 int offset, const char *name)
772 struct htc_endpoint_stats *ep_st;
775 len += scnprintf(buf + len, buf_len - len, "%s:", name);
776 for (i = 0; i < ENDPOINT_MAX; i++) {
777 ep_st = &target->endpoint[i].ep_st;
778 counter = ((u32 *) ep_st) + (offset / 4);
779 len += scnprintf(buf + len, buf_len - len, " %u", *counter);
781 len += scnprintf(buf + len, buf_len - len, "\n");
786 static ssize_t ath6kl_endpoint_stats_read(struct file *file,
787 char __user *user_buf,
788 size_t count, loff_t *ppos)
790 struct ath6kl *ar = file->private_data;
791 struct htc_target *target = ar->htc_target;
793 unsigned int buf_len, len = 0;
796 buf_len = sizeof(struct htc_endpoint_stats) / sizeof(u32) *
797 (25 + ENDPOINT_MAX * 11);
798 buf = kmalloc(buf_len, GFP_KERNEL);
802 #define EPSTAT(name) \
804 len = print_endpoint_stat(target, buf, buf_len, len, \
805 offsetof(struct htc_endpoint_stats, \
810 EPSTAT(cred_low_indicate);
812 EPSTAT(tx_pkt_bundled);
816 EPSTAT(cred_rpt_from_rx);
817 EPSTAT(cred_rpt_from_other);
818 EPSTAT(cred_rpt_ep0);
819 EPSTAT(cred_from_rx);
820 EPSTAT(cred_from_other);
821 EPSTAT(cred_from_ep0);
827 EPSTAT(rx_bundle_lkahd);
828 EPSTAT(rx_bundle_from_hdr);
829 EPSTAT(rx_alloc_thresh_hit);
830 EPSTAT(rxalloc_thresh_byte);
836 ret_cnt = simple_read_from_buffer(user_buf, count, ppos, buf, len);
841 static ssize_t ath6kl_endpoint_stats_write(struct file *file,
842 const char __user *user_buf,
843 size_t count, loff_t *ppos)
845 struct ath6kl *ar = file->private_data;
846 struct htc_target *target = ar->htc_target;
849 struct htc_endpoint_stats *ep_st;
851 ret = kstrtou32_from_user(user_buf, count, 0, &val);
855 for (i = 0; i < ENDPOINT_MAX; i++) {
856 ep_st = &target->endpoint[i].ep_st;
857 memset(ep_st, 0, sizeof(*ep_st));
864 static const struct file_operations fops_endpoint_stats = {
866 .read = ath6kl_endpoint_stats_read,
867 .write = ath6kl_endpoint_stats_write,
868 .owner = THIS_MODULE,
869 .llseek = default_llseek,
872 static unsigned long ath6kl_get_num_reg(void)
875 unsigned long n_reg = 0;
877 for (i = 0; i < ARRAY_SIZE(diag_reg); i++)
879 (diag_reg[i].reg_end - diag_reg[i].reg_start) / 4 + 1;
884 static bool ath6kl_dbg_is_diag_reg_valid(u32 reg_addr)
888 for (i = 0; i < ARRAY_SIZE(diag_reg); i++) {
889 if (reg_addr >= diag_reg[i].reg_start &&
890 reg_addr <= diag_reg[i].reg_end)
897 static ssize_t ath6kl_regread_read(struct file *file, char __user *user_buf,
898 size_t count, loff_t *ppos)
900 struct ath6kl *ar = file->private_data;
902 unsigned int len = 0;
904 if (ar->debug.dbgfs_diag_reg)
905 len += scnprintf(buf + len, sizeof(buf) - len, "0x%x\n",
906 ar->debug.dbgfs_diag_reg);
908 len += scnprintf(buf + len, sizeof(buf) - len,
909 "All diag registers\n");
911 return simple_read_from_buffer(user_buf, count, ppos, buf, len);
914 static ssize_t ath6kl_regread_write(struct file *file,
915 const char __user *user_buf,
916 size_t count, loff_t *ppos)
918 struct ath6kl *ar = file->private_data;
919 unsigned long reg_addr;
921 if (kstrtoul_from_user(user_buf, count, 0, ®_addr))
924 if ((reg_addr % 4) != 0)
927 if (reg_addr && !ath6kl_dbg_is_diag_reg_valid(reg_addr))
930 ar->debug.dbgfs_diag_reg = reg_addr;
935 static const struct file_operations fops_diag_reg_read = {
936 .read = ath6kl_regread_read,
937 .write = ath6kl_regread_write,
939 .owner = THIS_MODULE,
940 .llseek = default_llseek,
943 static int ath6kl_regdump_open(struct inode *inode, struct file *file)
945 struct ath6kl *ar = inode->i_private;
947 unsigned long int reg_len;
948 unsigned int len = 0, n_reg;
953 /* Dump all the registers if no register is specified */
954 if (!ar->debug.dbgfs_diag_reg)
955 n_reg = ath6kl_get_num_reg();
959 reg_len = n_reg * REG_OUTPUT_LEN_PER_LINE;
961 reg_len += REGTYPE_STR_LEN;
963 buf = vmalloc(reg_len);
968 addr = ar->debug.dbgfs_diag_reg;
970 status = ath6kl_diag_read32(ar,
971 TARG_VTOP(ar->target_type, addr),
976 len += scnprintf(buf + len, reg_len - len,
977 "0x%06x 0x%08x\n", addr, le32_to_cpu(reg_val));
981 for (i = 0; i < ARRAY_SIZE(diag_reg); i++) {
982 len += scnprintf(buf + len, reg_len - len,
983 "%s\n", diag_reg[i].reg_info);
984 for (addr = diag_reg[i].reg_start;
985 addr <= diag_reg[i].reg_end; addr += 4) {
986 status = ath6kl_diag_read32(ar,
987 TARG_VTOP(ar->target_type, addr),
992 len += scnprintf(buf + len, reg_len - len,
994 addr, le32_to_cpu(reg_val));
999 file->private_data = buf;
1003 ath6kl_warn("Unable to read memory:%u\n", addr);
1008 static ssize_t ath6kl_regdump_read(struct file *file, char __user *user_buf,
1009 size_t count, loff_t *ppos)
1011 u8 *buf = file->private_data;
1012 return simple_read_from_buffer(user_buf, count, ppos, buf, strlen(buf));
1015 static int ath6kl_regdump_release(struct inode *inode, struct file *file)
1017 vfree(file->private_data);
1021 static const struct file_operations fops_reg_dump = {
1022 .open = ath6kl_regdump_open,
1023 .read = ath6kl_regdump_read,
1024 .release = ath6kl_regdump_release,
1025 .owner = THIS_MODULE,
1026 .llseek = default_llseek,
1029 static ssize_t ath6kl_lrssi_roam_write(struct file *file,
1030 const char __user *user_buf,
1031 size_t count, loff_t *ppos)
1033 struct ath6kl *ar = file->private_data;
1034 unsigned long lrssi_roam_threshold;
1036 if (kstrtoul_from_user(user_buf, count, 0, &lrssi_roam_threshold))
1039 ar->lrssi_roam_threshold = lrssi_roam_threshold;
1041 ath6kl_wmi_set_roam_lrssi_cmd(ar->wmi, ar->lrssi_roam_threshold);
1046 static ssize_t ath6kl_lrssi_roam_read(struct file *file,
1047 char __user *user_buf,
1048 size_t count, loff_t *ppos)
1050 struct ath6kl *ar = file->private_data;
1054 len = snprintf(buf, sizeof(buf), "%u\n", ar->lrssi_roam_threshold);
1056 return simple_read_from_buffer(user_buf, count, ppos, buf, len);
1059 static const struct file_operations fops_lrssi_roam_threshold = {
1060 .read = ath6kl_lrssi_roam_read,
1061 .write = ath6kl_lrssi_roam_write,
1062 .open = simple_open,
1063 .owner = THIS_MODULE,
1064 .llseek = default_llseek,
1067 static ssize_t ath6kl_regwrite_read(struct file *file,
1068 char __user *user_buf,
1069 size_t count, loff_t *ppos)
1071 struct ath6kl *ar = file->private_data;
1073 unsigned int len = 0;
1075 len = scnprintf(buf, sizeof(buf), "Addr: 0x%x Val: 0x%x\n",
1076 ar->debug.diag_reg_addr_wr, ar->debug.diag_reg_val_wr);
1078 return simple_read_from_buffer(user_buf, count, ppos, buf, len);
1081 static ssize_t ath6kl_regwrite_write(struct file *file,
1082 const char __user *user_buf,
1083 size_t count, loff_t *ppos)
1085 struct ath6kl *ar = file->private_data;
1088 unsigned int len = 0;
1089 u32 reg_addr, reg_val;
1091 len = min(count, sizeof(buf) - 1);
1092 if (copy_from_user(buf, user_buf, len))
1098 token = strsep(&sptr, "=");
1102 if (kstrtou32(token, 0, ®_addr))
1105 if (!ath6kl_dbg_is_diag_reg_valid(reg_addr))
1108 if (kstrtou32(sptr, 0, ®_val))
1111 ar->debug.diag_reg_addr_wr = reg_addr;
1112 ar->debug.diag_reg_val_wr = reg_val;
1114 if (ath6kl_diag_write32(ar, ar->debug.diag_reg_addr_wr,
1115 cpu_to_le32(ar->debug.diag_reg_val_wr)))
1121 static const struct file_operations fops_diag_reg_write = {
1122 .read = ath6kl_regwrite_read,
1123 .write = ath6kl_regwrite_write,
1124 .open = simple_open,
1125 .owner = THIS_MODULE,
1126 .llseek = default_llseek,
1129 int ath6kl_debug_roam_tbl_event(struct ath6kl *ar, const void *buf,
1132 const struct wmi_target_roam_tbl *tbl;
1135 if (len < sizeof(*tbl))
1138 tbl = (const struct wmi_target_roam_tbl *) buf;
1139 num_entries = le16_to_cpu(tbl->num_entries);
1140 if (sizeof(*tbl) + num_entries * sizeof(struct wmi_bss_roam_info) >
1144 if (ar->debug.roam_tbl == NULL ||
1145 ar->debug.roam_tbl_len < (unsigned int) len) {
1146 kfree(ar->debug.roam_tbl);
1147 ar->debug.roam_tbl = kmalloc(len, GFP_ATOMIC);
1148 if (ar->debug.roam_tbl == NULL)
1152 memcpy(ar->debug.roam_tbl, buf, len);
1153 ar->debug.roam_tbl_len = len;
1155 if (test_bit(ROAM_TBL_PEND, &ar->flag)) {
1156 clear_bit(ROAM_TBL_PEND, &ar->flag);
1157 wake_up(&ar->event_wq);
1163 static ssize_t ath6kl_roam_table_read(struct file *file, char __user *user_buf,
1164 size_t count, loff_t *ppos)
1166 struct ath6kl *ar = file->private_data;
1169 struct wmi_target_roam_tbl *tbl;
1172 unsigned int len, buf_len;
1175 if (down_interruptible(&ar->sem))
1178 set_bit(ROAM_TBL_PEND, &ar->flag);
1180 ret = ath6kl_wmi_get_roam_tbl_cmd(ar->wmi);
1186 left = wait_event_interruptible_timeout(
1187 ar->event_wq, !test_bit(ROAM_TBL_PEND, &ar->flag), WMI_TIMEOUT);
1193 if (ar->debug.roam_tbl == NULL)
1196 tbl = (struct wmi_target_roam_tbl *) ar->debug.roam_tbl;
1197 num_entries = le16_to_cpu(tbl->num_entries);
1199 buf_len = 100 + num_entries * 100;
1200 buf = kzalloc(buf_len, GFP_KERNEL);
1204 len += scnprintf(buf + len, buf_len - len,
1206 "# roam_util bssid rssi rssidt last_rssi util bias\n",
1207 le16_to_cpu(tbl->roam_mode));
1209 for (i = 0; i < num_entries; i++) {
1210 struct wmi_bss_roam_info *info = &tbl->info[i];
1211 len += scnprintf(buf + len, buf_len - len,
1212 "%d %pM %d %d %d %d %d\n",
1213 a_sle32_to_cpu(info->roam_util), info->bssid,
1214 info->rssi, info->rssidt, info->last_rssi,
1215 info->util, info->bias);
1221 ret_cnt = simple_read_from_buffer(user_buf, count, ppos, buf, len);
1227 static const struct file_operations fops_roam_table = {
1228 .read = ath6kl_roam_table_read,
1229 .open = simple_open,
1230 .owner = THIS_MODULE,
1231 .llseek = default_llseek,
1234 static ssize_t ath6kl_force_roam_write(struct file *file,
1235 const char __user *user_buf,
1236 size_t count, loff_t *ppos)
1238 struct ath6kl *ar = file->private_data;
1246 len = min(count, sizeof(buf) - 1);
1247 if (copy_from_user(buf, user_buf, len))
1251 if (sscanf(buf, "%02x:%02x:%02x:%02x:%02x:%02x",
1252 &addr[0], &addr[1], &addr[2], &addr[3], &addr[4], &addr[5])
1255 for (i = 0; i < ETH_ALEN; i++)
1258 ret = ath6kl_wmi_force_roam_cmd(ar->wmi, bssid);
1265 static const struct file_operations fops_force_roam = {
1266 .write = ath6kl_force_roam_write,
1267 .open = simple_open,
1268 .owner = THIS_MODULE,
1269 .llseek = default_llseek,
1272 static ssize_t ath6kl_roam_mode_write(struct file *file,
1273 const char __user *user_buf,
1274 size_t count, loff_t *ppos)
1276 struct ath6kl *ar = file->private_data;
1280 enum wmi_roam_mode mode;
1282 len = min(count, sizeof(buf) - 1);
1283 if (copy_from_user(buf, user_buf, len))
1286 if (len > 0 && buf[len - 1] == '\n')
1287 buf[len - 1] = '\0';
1289 if (strcasecmp(buf, "default") == 0)
1290 mode = WMI_DEFAULT_ROAM_MODE;
1291 else if (strcasecmp(buf, "bssbias") == 0)
1292 mode = WMI_HOST_BIAS_ROAM_MODE;
1293 else if (strcasecmp(buf, "lock") == 0)
1294 mode = WMI_LOCK_BSS_MODE;
1298 ret = ath6kl_wmi_set_roam_mode_cmd(ar->wmi, mode);
1305 static const struct file_operations fops_roam_mode = {
1306 .write = ath6kl_roam_mode_write,
1307 .open = simple_open,
1308 .owner = THIS_MODULE,
1309 .llseek = default_llseek,
1312 void ath6kl_debug_set_keepalive(struct ath6kl *ar, u8 keepalive)
1314 ar->debug.keepalive = keepalive;
1317 static ssize_t ath6kl_keepalive_read(struct file *file, char __user *user_buf,
1318 size_t count, loff_t *ppos)
1320 struct ath6kl *ar = file->private_data;
1324 len = snprintf(buf, sizeof(buf), "%u\n", ar->debug.keepalive);
1326 return simple_read_from_buffer(user_buf, count, ppos, buf, len);
1329 static ssize_t ath6kl_keepalive_write(struct file *file,
1330 const char __user *user_buf,
1331 size_t count, loff_t *ppos)
1333 struct ath6kl *ar = file->private_data;
1337 ret = kstrtou8_from_user(user_buf, count, 0, &val);
1341 ret = ath6kl_wmi_set_keepalive_cmd(ar->wmi, 0, val);
1348 static const struct file_operations fops_keepalive = {
1349 .open = simple_open,
1350 .read = ath6kl_keepalive_read,
1351 .write = ath6kl_keepalive_write,
1352 .owner = THIS_MODULE,
1353 .llseek = default_llseek,
1356 void ath6kl_debug_set_disconnect_timeout(struct ath6kl *ar, u8 timeout)
1358 ar->debug.disc_timeout = timeout;
1361 static ssize_t ath6kl_disconnect_timeout_read(struct file *file,
1362 char __user *user_buf,
1363 size_t count, loff_t *ppos)
1365 struct ath6kl *ar = file->private_data;
1369 len = snprintf(buf, sizeof(buf), "%u\n", ar->debug.disc_timeout);
1371 return simple_read_from_buffer(user_buf, count, ppos, buf, len);
1374 static ssize_t ath6kl_disconnect_timeout_write(struct file *file,
1375 const char __user *user_buf,
1376 size_t count, loff_t *ppos)
1378 struct ath6kl *ar = file->private_data;
1382 ret = kstrtou8_from_user(user_buf, count, 0, &val);
1386 ret = ath6kl_wmi_disctimeout_cmd(ar->wmi, 0, val);
1393 static const struct file_operations fops_disconnect_timeout = {
1394 .open = simple_open,
1395 .read = ath6kl_disconnect_timeout_read,
1396 .write = ath6kl_disconnect_timeout_write,
1397 .owner = THIS_MODULE,
1398 .llseek = default_llseek,
1401 static ssize_t ath6kl_create_qos_write(struct file *file,
1402 const char __user *user_buf,
1403 size_t count, loff_t *ppos)
1406 struct ath6kl *ar = file->private_data;
1407 struct ath6kl_vif *vif;
1411 struct wmi_create_pstream_cmd pstream;
1415 vif = ath6kl_vif_first(ar);
1419 len = min(count, sizeof(buf) - 1);
1420 if (copy_from_user(buf, user_buf, len))
1425 token = strsep(&sptr, " ");
1428 if (kstrtou8(token, 0, &pstream.user_pri))
1431 token = strsep(&sptr, " ");
1434 if (kstrtou8(token, 0, &pstream.traffic_direc))
1437 token = strsep(&sptr, " ");
1440 if (kstrtou8(token, 0, &pstream.traffic_class))
1443 token = strsep(&sptr, " ");
1446 if (kstrtou8(token, 0, &pstream.traffic_type))
1449 token = strsep(&sptr, " ");
1452 if (kstrtou8(token, 0, &pstream.voice_psc_cap))
1455 token = strsep(&sptr, " ");
1458 if (kstrtou32(token, 0, &val32))
1460 pstream.min_service_int = cpu_to_le32(val32);
1462 token = strsep(&sptr, " ");
1465 if (kstrtou32(token, 0, &val32))
1467 pstream.max_service_int = cpu_to_le32(val32);
1469 token = strsep(&sptr, " ");
1472 if (kstrtou32(token, 0, &val32))
1474 pstream.inactivity_int = cpu_to_le32(val32);
1476 token = strsep(&sptr, " ");
1479 if (kstrtou32(token, 0, &val32))
1481 pstream.suspension_int = cpu_to_le32(val32);
1483 token = strsep(&sptr, " ");
1486 if (kstrtou32(token, 0, &val32))
1488 pstream.service_start_time = cpu_to_le32(val32);
1490 token = strsep(&sptr, " ");
1493 if (kstrtou8(token, 0, &pstream.tsid))
1496 token = strsep(&sptr, " ");
1499 if (kstrtou16(token, 0, &val16))
1501 pstream.nominal_msdu = cpu_to_le16(val16);
1503 token = strsep(&sptr, " ");
1506 if (kstrtou16(token, 0, &val16))
1508 pstream.max_msdu = cpu_to_le16(val16);
1510 token = strsep(&sptr, " ");
1513 if (kstrtou32(token, 0, &val32))
1515 pstream.min_data_rate = cpu_to_le32(val32);
1517 token = strsep(&sptr, " ");
1520 if (kstrtou32(token, 0, &val32))
1522 pstream.mean_data_rate = cpu_to_le32(val32);
1524 token = strsep(&sptr, " ");
1527 if (kstrtou32(token, 0, &val32))
1529 pstream.peak_data_rate = cpu_to_le32(val32);
1531 token = strsep(&sptr, " ");
1534 if (kstrtou32(token, 0, &val32))
1536 pstream.max_burst_size = cpu_to_le32(val32);
1538 token = strsep(&sptr, " ");
1541 if (kstrtou32(token, 0, &val32))
1543 pstream.delay_bound = cpu_to_le32(val32);
1545 token = strsep(&sptr, " ");
1548 if (kstrtou32(token, 0, &val32))
1550 pstream.min_phy_rate = cpu_to_le32(val32);
1552 token = strsep(&sptr, " ");
1555 if (kstrtou32(token, 0, &val32))
1557 pstream.sba = cpu_to_le32(val32);
1559 token = strsep(&sptr, " ");
1562 if (kstrtou32(token, 0, &val32))
1564 pstream.medium_time = cpu_to_le32(val32);
1566 pstream.nominal_phy = le32_to_cpu(pstream.min_phy_rate) / 1000000;
1568 ath6kl_wmi_create_pstream_cmd(ar->wmi, vif->fw_vif_idx, &pstream);
1573 static const struct file_operations fops_create_qos = {
1574 .write = ath6kl_create_qos_write,
1575 .open = simple_open,
1576 .owner = THIS_MODULE,
1577 .llseek = default_llseek,
1580 static ssize_t ath6kl_delete_qos_write(struct file *file,
1581 const char __user *user_buf,
1582 size_t count, loff_t *ppos)
1585 struct ath6kl *ar = file->private_data;
1586 struct ath6kl_vif *vif;
1593 vif = ath6kl_vif_first(ar);
1597 len = min(count, sizeof(buf) - 1);
1598 if (copy_from_user(buf, user_buf, len))
1603 token = strsep(&sptr, " ");
1606 if (kstrtou8(token, 0, &traffic_class))
1609 token = strsep(&sptr, " ");
1612 if (kstrtou8(token, 0, &tsid))
1615 ath6kl_wmi_delete_pstream_cmd(ar->wmi, vif->fw_vif_idx,
1616 traffic_class, tsid);
1621 static const struct file_operations fops_delete_qos = {
1622 .write = ath6kl_delete_qos_write,
1623 .open = simple_open,
1624 .owner = THIS_MODULE,
1625 .llseek = default_llseek,
1628 static ssize_t ath6kl_bgscan_int_write(struct file *file,
1629 const char __user *user_buf,
1630 size_t count, loff_t *ppos)
1632 struct ath6kl *ar = file->private_data;
1633 struct ath6kl_vif *vif;
1638 vif = ath6kl_vif_first(ar);
1642 len = min(count, sizeof(buf) - 1);
1643 if (copy_from_user(buf, user_buf, len))
1647 if (kstrtou16(buf, 0, &bgscan_int))
1650 if (bgscan_int == 0)
1651 bgscan_int = 0xffff;
1653 vif->bg_scan_period = bgscan_int;
1655 ath6kl_wmi_scanparams_cmd(ar->wmi, 0, 0, 0, bgscan_int, 0, 0, 0, 3,
1661 static const struct file_operations fops_bgscan_int = {
1662 .write = ath6kl_bgscan_int_write,
1663 .open = simple_open,
1664 .owner = THIS_MODULE,
1665 .llseek = default_llseek,
1668 static ssize_t ath6kl_listen_int_write(struct file *file,
1669 const char __user *user_buf,
1670 size_t count, loff_t *ppos)
1672 struct ath6kl *ar = file->private_data;
1673 struct ath6kl_vif *vif;
1674 u16 listen_interval;
1678 vif = ath6kl_vif_first(ar);
1682 len = min(count, sizeof(buf) - 1);
1683 if (copy_from_user(buf, user_buf, len))
1687 if (kstrtou16(buf, 0, &listen_interval))
1690 if ((listen_interval < 15) || (listen_interval > 3000))
1693 vif->listen_intvl_t = listen_interval;
1694 ath6kl_wmi_listeninterval_cmd(ar->wmi, vif->fw_vif_idx,
1695 vif->listen_intvl_t, 0);
1700 static ssize_t ath6kl_listen_int_read(struct file *file,
1701 char __user *user_buf,
1702 size_t count, loff_t *ppos)
1704 struct ath6kl *ar = file->private_data;
1705 struct ath6kl_vif *vif;
1709 vif = ath6kl_vif_first(ar);
1713 len = scnprintf(buf, sizeof(buf), "%u\n", vif->listen_intvl_t);
1715 return simple_read_from_buffer(user_buf, count, ppos, buf, len);
1718 static const struct file_operations fops_listen_int = {
1719 .read = ath6kl_listen_int_read,
1720 .write = ath6kl_listen_int_write,
1721 .open = simple_open,
1722 .owner = THIS_MODULE,
1723 .llseek = default_llseek,
1726 static ssize_t ath6kl_power_params_write(struct file *file,
1727 const char __user *user_buf,
1728 size_t count, loff_t *ppos)
1730 struct ath6kl *ar = file->private_data;
1732 unsigned int len = 0;
1734 u16 idle_period, ps_poll_num, dtim,
1737 len = min(count, sizeof(buf) - 1);
1738 if (copy_from_user(buf, user_buf, len))
1743 token = strsep(&sptr, " ");
1746 if (kstrtou16(token, 0, &idle_period))
1749 token = strsep(&sptr, " ");
1752 if (kstrtou16(token, 0, &ps_poll_num))
1755 token = strsep(&sptr, " ");
1758 if (kstrtou16(token, 0, &dtim))
1761 token = strsep(&sptr, " ");
1764 if (kstrtou16(token, 0, &tx_wakeup))
1767 token = strsep(&sptr, " ");
1770 if (kstrtou16(token, 0, &num_tx))
1773 ath6kl_wmi_pmparams_cmd(ar->wmi, 0, idle_period, ps_poll_num,
1774 dtim, tx_wakeup, num_tx, 0);
1779 static const struct file_operations fops_power_params = {
1780 .write = ath6kl_power_params_write,
1781 .open = simple_open,
1782 .owner = THIS_MODULE,
1783 .llseek = default_llseek,
1786 void ath6kl_debug_init(struct ath6kl *ar)
1788 skb_queue_head_init(&ar->debug.fwlog_queue);
1789 init_completion(&ar->debug.fwlog_completion);
1792 * Actually we are lying here but don't know how to read the mask
1793 * value from the firmware.
1795 ar->debug.fwlog_mask = 0;
1799 * Initialisation needs to happen in two stages as fwlog events can come
1800 * before cfg80211 is initialised, and debugfs depends on cfg80211
1803 int ath6kl_debug_init_fs(struct ath6kl *ar)
1805 ar->debugfs_phy = debugfs_create_dir("ath6kl",
1806 ar->wiphy->debugfsdir);
1807 if (!ar->debugfs_phy)
1810 debugfs_create_file("tgt_stats", S_IRUSR, ar->debugfs_phy, ar,
1813 if (ar->hif_type == ATH6KL_HIF_TYPE_SDIO)
1814 debugfs_create_file("credit_dist_stats", S_IRUSR,
1815 ar->debugfs_phy, ar,
1816 &fops_credit_dist_stats);
1818 debugfs_create_file("endpoint_stats", S_IRUSR | S_IWUSR,
1819 ar->debugfs_phy, ar, &fops_endpoint_stats);
1821 debugfs_create_file("fwlog", S_IRUSR, ar->debugfs_phy, ar,
1824 debugfs_create_file("fwlog_block", S_IRUSR, ar->debugfs_phy, ar,
1827 debugfs_create_file("fwlog_mask", S_IRUSR | S_IWUSR, ar->debugfs_phy,
1828 ar, &fops_fwlog_mask);
1830 debugfs_create_file("reg_addr", S_IRUSR | S_IWUSR, ar->debugfs_phy, ar,
1831 &fops_diag_reg_read);
1833 debugfs_create_file("reg_dump", S_IRUSR, ar->debugfs_phy, ar,
1836 debugfs_create_file("lrssi_roam_threshold", S_IRUSR | S_IWUSR,
1837 ar->debugfs_phy, ar, &fops_lrssi_roam_threshold);
1839 debugfs_create_file("reg_write", S_IRUSR | S_IWUSR,
1840 ar->debugfs_phy, ar, &fops_diag_reg_write);
1842 debugfs_create_file("war_stats", S_IRUSR, ar->debugfs_phy, ar,
1845 debugfs_create_file("roam_table", S_IRUSR, ar->debugfs_phy, ar,
1848 debugfs_create_file("force_roam", S_IWUSR, ar->debugfs_phy, ar,
1851 debugfs_create_file("roam_mode", S_IWUSR, ar->debugfs_phy, ar,
1854 debugfs_create_file("keepalive", S_IRUSR | S_IWUSR, ar->debugfs_phy, ar,
1857 debugfs_create_file("disconnect_timeout", S_IRUSR | S_IWUSR,
1858 ar->debugfs_phy, ar, &fops_disconnect_timeout);
1860 debugfs_create_file("create_qos", S_IWUSR, ar->debugfs_phy, ar,
1863 debugfs_create_file("delete_qos", S_IWUSR, ar->debugfs_phy, ar,
1866 debugfs_create_file("bgscan_interval", S_IWUSR,
1867 ar->debugfs_phy, ar, &fops_bgscan_int);
1869 debugfs_create_file("listen_interval", S_IRUSR | S_IWUSR,
1870 ar->debugfs_phy, ar, &fops_listen_int);
1872 debugfs_create_file("power_params", S_IWUSR, ar->debugfs_phy, ar,
1873 &fops_power_params);
1878 void ath6kl_debug_cleanup(struct ath6kl *ar)
1880 skb_queue_purge(&ar->debug.fwlog_queue);
1881 complete(&ar->debug.fwlog_completion);
1882 kfree(ar->debug.roam_tbl);