2 * Copyright (c) 2002-2009 Sam Leffler, Errno Consulting
5 * Redistribution and use in source and binary forms, with or without
6 * modification, are permitted provided that the following conditions
8 * 1. Redistributions of source code must retain the above copyright
9 * notice, this list of conditions and the following disclaimer,
10 * without modification.
11 * 2. Redistributions in binary form must reproduce at minimum a disclaimer
12 * similar to the "NO WARRANTY" disclaimer below ("Disclaimer") and any
13 * redistribution must be conditioned upon including a substantially
14 * similar Disclaimer requirement for further binary redistribution.
17 * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
18 * ``AS IS'' AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
19 * LIMITED TO, THE IMPLIED WARRANTIES OF NONINFRINGEMENT, MERCHANTIBILITY
20 * AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL
21 * THE COPYRIGHT HOLDERS OR CONTRIBUTORS BE LIABLE FOR SPECIAL, EXEMPLARY,
22 * OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
23 * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
24 * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER
25 * IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
26 * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF
27 * THE POSSIBILITY OF SUCH DAMAGES.
30 #include <sys/cdefs.h>
31 __FBSDID("$FreeBSD$");
34 * Driver for the Atheros Wireless LAN controller.
36 * This software is derived from work of Atsushi Onoe; his contribution
37 * is greatly appreciated.
44 #include <sys/param.h>
45 #include <sys/systm.h>
46 #include <sys/sysctl.h>
48 #include <sys/malloc.h>
50 #include <sys/mutex.h>
51 #include <sys/kernel.h>
52 #include <sys/socket.h>
53 #include <sys/sockio.h>
54 #include <sys/errno.h>
55 #include <sys/callout.h>
57 #include <sys/endian.h>
58 #include <sys/kthread.h>
59 #include <sys/taskqueue.h>
62 #include <machine/bus.h>
65 #include <net/if_dl.h>
66 #include <net/if_media.h>
67 #include <net/if_types.h>
68 #include <net/if_arp.h>
69 #include <net/ethernet.h>
70 #include <net/if_llc.h>
72 #include <net80211/ieee80211_var.h>
73 #include <net80211/ieee80211_regdomain.h>
74 #ifdef IEEE80211_SUPPORT_SUPERG
75 #include <net80211/ieee80211_superg.h>
77 #ifdef IEEE80211_SUPPORT_TDMA
78 #include <net80211/ieee80211_tdma.h>
84 #include <netinet/in.h>
85 #include <netinet/if_ether.h>
88 #include <dev/ath/if_athvar.h>
89 #include <dev/ath/ath_hal/ah_devid.h> /* XXX for softled */
90 #include <dev/ath/ath_hal/ah_diagcodes.h>
92 #include <dev/ath/if_ath_debug.h>
93 #include <dev/ath/if_ath_misc.h>
94 #include <dev/ath/if_ath_tx.h>
95 #include <dev/ath/if_ath_sysctl.h>
98 #include <dev/ath/ath_tx99/ath_tx99.h>
102 ath_sysctl_slottime(SYSCTL_HANDLER_ARGS)
104 struct ath_softc *sc = arg1;
105 u_int slottime = ath_hal_getslottime(sc->sc_ah);
108 error = sysctl_handle_int(oidp, &slottime, 0, req);
109 if (error || !req->newptr)
111 return !ath_hal_setslottime(sc->sc_ah, slottime) ? EINVAL : 0;
115 ath_sysctl_acktimeout(SYSCTL_HANDLER_ARGS)
117 struct ath_softc *sc = arg1;
118 u_int acktimeout = ath_hal_getacktimeout(sc->sc_ah);
121 error = sysctl_handle_int(oidp, &acktimeout, 0, req);
122 if (error || !req->newptr)
124 return !ath_hal_setacktimeout(sc->sc_ah, acktimeout) ? EINVAL : 0;
128 ath_sysctl_ctstimeout(SYSCTL_HANDLER_ARGS)
130 struct ath_softc *sc = arg1;
131 u_int ctstimeout = ath_hal_getctstimeout(sc->sc_ah);
134 error = sysctl_handle_int(oidp, &ctstimeout, 0, req);
135 if (error || !req->newptr)
137 return !ath_hal_setctstimeout(sc->sc_ah, ctstimeout) ? EINVAL : 0;
141 ath_sysctl_softled(SYSCTL_HANDLER_ARGS)
143 struct ath_softc *sc = arg1;
144 int softled = sc->sc_softled;
147 error = sysctl_handle_int(oidp, &softled, 0, req);
148 if (error || !req->newptr)
150 softled = (softled != 0);
151 if (softled != sc->sc_softled) {
153 /* NB: handle any sc_ledpin change */
154 ath_hal_gpioCfgOutput(sc->sc_ah, sc->sc_ledpin,
155 HAL_GPIO_MUX_MAC_NETWORK_LED);
156 ath_hal_gpioset(sc->sc_ah, sc->sc_ledpin,
159 sc->sc_softled = softled;
165 ath_sysctl_ledpin(SYSCTL_HANDLER_ARGS)
167 struct ath_softc *sc = arg1;
168 int ledpin = sc->sc_ledpin;
171 error = sysctl_handle_int(oidp, &ledpin, 0, req);
172 if (error || !req->newptr)
174 if (ledpin != sc->sc_ledpin) {
175 sc->sc_ledpin = ledpin;
176 if (sc->sc_softled) {
177 ath_hal_gpioCfgOutput(sc->sc_ah, sc->sc_ledpin,
178 HAL_GPIO_MUX_MAC_NETWORK_LED);
179 ath_hal_gpioset(sc->sc_ah, sc->sc_ledpin,
187 ath_sysctl_txantenna(SYSCTL_HANDLER_ARGS)
189 struct ath_softc *sc = arg1;
190 u_int txantenna = ath_hal_getantennaswitch(sc->sc_ah);
193 error = sysctl_handle_int(oidp, &txantenna, 0, req);
194 if (!error && req->newptr) {
195 /* XXX assumes 2 antenna ports */
196 if (txantenna < HAL_ANT_VARIABLE || txantenna > HAL_ANT_FIXED_B)
198 ath_hal_setantennaswitch(sc->sc_ah, txantenna);
200 * NB: with the switch locked this isn't meaningful,
201 * but set it anyway so things like radiotap get
202 * consistent info in their data.
204 sc->sc_txantenna = txantenna;
210 ath_sysctl_rxantenna(SYSCTL_HANDLER_ARGS)
212 struct ath_softc *sc = arg1;
213 u_int defantenna = ath_hal_getdefantenna(sc->sc_ah);
216 error = sysctl_handle_int(oidp, &defantenna, 0, req);
217 if (!error && req->newptr)
218 ath_hal_setdefantenna(sc->sc_ah, defantenna);
223 ath_sysctl_diversity(SYSCTL_HANDLER_ARGS)
225 struct ath_softc *sc = arg1;
226 u_int diversity = ath_hal_getdiversity(sc->sc_ah);
229 error = sysctl_handle_int(oidp, &diversity, 0, req);
230 if (error || !req->newptr)
232 if (!ath_hal_setdiversity(sc->sc_ah, diversity))
234 sc->sc_diversity = diversity;
239 ath_sysctl_diag(SYSCTL_HANDLER_ARGS)
241 struct ath_softc *sc = arg1;
245 if (!ath_hal_getdiag(sc->sc_ah, &diag))
247 error = sysctl_handle_int(oidp, &diag, 0, req);
248 if (error || !req->newptr)
250 return !ath_hal_setdiag(sc->sc_ah, diag) ? EINVAL : 0;
254 ath_sysctl_tpscale(SYSCTL_HANDLER_ARGS)
256 struct ath_softc *sc = arg1;
257 struct ifnet *ifp = sc->sc_ifp;
261 (void) ath_hal_gettpscale(sc->sc_ah, &scale);
262 error = sysctl_handle_int(oidp, &scale, 0, req);
263 if (error || !req->newptr)
265 return !ath_hal_settpscale(sc->sc_ah, scale) ? EINVAL :
266 (ifp->if_drv_flags & IFF_DRV_RUNNING) ?
267 ath_reset(ifp, ATH_RESET_NOLOSS) : 0;
271 ath_sysctl_tpc(SYSCTL_HANDLER_ARGS)
273 struct ath_softc *sc = arg1;
274 u_int tpc = ath_hal_gettpc(sc->sc_ah);
277 error = sysctl_handle_int(oidp, &tpc, 0, req);
278 if (error || !req->newptr)
280 return !ath_hal_settpc(sc->sc_ah, tpc) ? EINVAL : 0;
284 ath_sysctl_rfkill(SYSCTL_HANDLER_ARGS)
286 struct ath_softc *sc = arg1;
287 struct ifnet *ifp = sc->sc_ifp;
288 struct ath_hal *ah = sc->sc_ah;
289 u_int rfkill = ath_hal_getrfkill(ah);
292 error = sysctl_handle_int(oidp, &rfkill, 0, req);
293 if (error || !req->newptr)
295 if (rfkill == ath_hal_getrfkill(ah)) /* unchanged */
297 if (!ath_hal_setrfkill(ah, rfkill))
299 return (ifp->if_drv_flags & IFF_DRV_RUNNING) ?
300 ath_reset(ifp, ATH_RESET_FULL) : 0;
304 ath_sysctl_txagg(SYSCTL_HANDLER_ARGS)
306 struct ath_softc *sc = arg1;
311 error = sysctl_handle_int(oidp, ¶m, 0, req);
312 if (error || !req->newptr)
318 printf("no tx bufs (empty list): %d\n", sc->sc_stats.ast_tx_getnobuf);
319 printf("no tx bufs (was busy): %d\n", sc->sc_stats.ast_tx_getbusybuf);
321 printf("aggr single packet: %d\n",
322 sc->sc_aggr_stats.aggr_single_pkt);
323 printf("aggr single packet w/ BAW closed: %d\n",
324 sc->sc_aggr_stats.aggr_baw_closed_single_pkt);
325 printf("aggr non-baw packet: %d\n",
326 sc->sc_aggr_stats.aggr_nonbaw_pkt);
327 printf("aggr aggregate packet: %d\n",
328 sc->sc_aggr_stats.aggr_aggr_pkt);
329 printf("aggr single packet low hwq: %d\n",
330 sc->sc_aggr_stats.aggr_low_hwq_single_pkt);
331 printf("aggr sched, no work: %d\n",
332 sc->sc_aggr_stats.aggr_sched_nopkt);
333 for (i = 0; i < 64; i++) {
334 printf("%2d: %10d ", i, sc->sc_aggr_stats.aggr_pkts[i]);
340 for (i = 0; i < HAL_NUM_TX_QUEUES; i++) {
341 if (ATH_TXQ_SETUP(sc, i)) {
342 printf("HW TXQ %d: axq_depth=%d, axq_aggr_depth=%d\n",
344 sc->sc_txq[i].axq_depth,
345 sc->sc_txq[i].axq_aggr_depth);
351 TAILQ_FOREACH(bf, &sc->sc_txbuf, bf_list) {
352 if (bf->bf_flags & ATH_BUF_BUSY) {
353 printf("Busy: %d\n", t);
358 ATH_TXBUF_UNLOCK(sc);
359 printf("Total TX buffers: %d; Total TX buffers busy: %d\n",
366 ath_sysctl_rfsilent(SYSCTL_HANDLER_ARGS)
368 struct ath_softc *sc = arg1;
372 (void) ath_hal_getrfsilent(sc->sc_ah, &rfsilent);
373 error = sysctl_handle_int(oidp, &rfsilent, 0, req);
374 if (error || !req->newptr)
376 if (!ath_hal_setrfsilent(sc->sc_ah, rfsilent))
378 sc->sc_rfsilentpin = rfsilent & 0x1c;
379 sc->sc_rfsilentpol = (rfsilent & 0x2) != 0;
384 ath_sysctl_tpack(SYSCTL_HANDLER_ARGS)
386 struct ath_softc *sc = arg1;
390 (void) ath_hal_gettpack(sc->sc_ah, &tpack);
391 error = sysctl_handle_int(oidp, &tpack, 0, req);
392 if (error || !req->newptr)
394 return !ath_hal_settpack(sc->sc_ah, tpack) ? EINVAL : 0;
398 ath_sysctl_tpcts(SYSCTL_HANDLER_ARGS)
400 struct ath_softc *sc = arg1;
404 (void) ath_hal_gettpcts(sc->sc_ah, &tpcts);
405 error = sysctl_handle_int(oidp, &tpcts, 0, req);
406 if (error || !req->newptr)
408 return !ath_hal_settpcts(sc->sc_ah, tpcts) ? EINVAL : 0;
412 ath_sysctl_intmit(SYSCTL_HANDLER_ARGS)
414 struct ath_softc *sc = arg1;
417 intmit = ath_hal_getintmit(sc->sc_ah);
418 error = sysctl_handle_int(oidp, &intmit, 0, req);
419 if (error || !req->newptr)
422 /* reusing error; 1 here means "good"; 0 means "fail" */
423 error = ath_hal_setintmit(sc->sc_ah, intmit);
428 * Reset the hardware here - disabling ANI in the HAL
429 * doesn't reset ANI related registers, so it'll leave
430 * things in an inconsistent state.
432 if (sc->sc_ifp->if_drv_flags & IFF_DRV_RUNNING)
433 ath_reset(sc->sc_ifp, ATH_RESET_NOLOSS);
438 #ifdef IEEE80211_SUPPORT_TDMA
440 ath_sysctl_setcca(SYSCTL_HANDLER_ARGS)
442 struct ath_softc *sc = arg1;
445 setcca = sc->sc_setcca;
446 error = sysctl_handle_int(oidp, &setcca, 0, req);
447 if (error || !req->newptr)
449 sc->sc_setcca = (setcca != 0);
452 #endif /* IEEE80211_SUPPORT_TDMA */
455 ath_sysctl_forcebstuck(SYSCTL_HANDLER_ARGS)
457 struct ath_softc *sc = arg1;
461 error = sysctl_handle_int(oidp, &val, 0, req);
462 if (error || !req->newptr)
467 taskqueue_enqueue_fast(sc->sc_tq, &sc->sc_bstucktask);
473 ath_sysctlattach(struct ath_softc *sc)
475 struct sysctl_ctx_list *ctx = device_get_sysctl_ctx(sc->sc_dev);
476 struct sysctl_oid *tree = device_get_sysctl_tree(sc->sc_dev);
477 struct ath_hal *ah = sc->sc_ah;
479 SYSCTL_ADD_UINT(ctx, SYSCTL_CHILDREN(tree), OID_AUTO,
480 "countrycode", CTLFLAG_RD, &sc->sc_eecc, 0,
481 "EEPROM country code");
482 SYSCTL_ADD_UINT(ctx, SYSCTL_CHILDREN(tree), OID_AUTO,
483 "regdomain", CTLFLAG_RD, &sc->sc_eerd, 0,
484 "EEPROM regdomain code");
486 SYSCTL_ADD_INT(ctx, SYSCTL_CHILDREN(tree), OID_AUTO,
487 "debug", CTLFLAG_RW, &sc->sc_debug, 0,
488 "control debugging printfs");
490 SYSCTL_ADD_PROC(ctx, SYSCTL_CHILDREN(tree), OID_AUTO,
491 "slottime", CTLTYPE_INT | CTLFLAG_RW, sc, 0,
492 ath_sysctl_slottime, "I", "802.11 slot time (us)");
493 SYSCTL_ADD_PROC(ctx, SYSCTL_CHILDREN(tree), OID_AUTO,
494 "acktimeout", CTLTYPE_INT | CTLFLAG_RW, sc, 0,
495 ath_sysctl_acktimeout, "I", "802.11 ACK timeout (us)");
496 SYSCTL_ADD_PROC(ctx, SYSCTL_CHILDREN(tree), OID_AUTO,
497 "ctstimeout", CTLTYPE_INT | CTLFLAG_RW, sc, 0,
498 ath_sysctl_ctstimeout, "I", "802.11 CTS timeout (us)");
499 SYSCTL_ADD_PROC(ctx, SYSCTL_CHILDREN(tree), OID_AUTO,
500 "softled", CTLTYPE_INT | CTLFLAG_RW, sc, 0,
501 ath_sysctl_softled, "I", "enable/disable software LED support");
502 SYSCTL_ADD_PROC(ctx, SYSCTL_CHILDREN(tree), OID_AUTO,
503 "ledpin", CTLTYPE_INT | CTLFLAG_RW, sc, 0,
504 ath_sysctl_ledpin, "I", "GPIO pin connected to LED");
505 SYSCTL_ADD_UINT(ctx, SYSCTL_CHILDREN(tree), OID_AUTO,
506 "ledon", CTLFLAG_RW, &sc->sc_ledon, 0,
507 "setting to turn LED on");
508 SYSCTL_ADD_UINT(ctx, SYSCTL_CHILDREN(tree), OID_AUTO,
509 "ledidle", CTLFLAG_RW, &sc->sc_ledidle, 0,
510 "idle time for inactivity LED (ticks)");
511 SYSCTL_ADD_PROC(ctx, SYSCTL_CHILDREN(tree), OID_AUTO,
512 "txantenna", CTLTYPE_INT | CTLFLAG_RW, sc, 0,
513 ath_sysctl_txantenna, "I", "antenna switch");
514 SYSCTL_ADD_PROC(ctx, SYSCTL_CHILDREN(tree), OID_AUTO,
515 "rxantenna", CTLTYPE_INT | CTLFLAG_RW, sc, 0,
516 ath_sysctl_rxantenna, "I", "default/rx antenna");
517 if (ath_hal_hasdiversity(ah))
518 SYSCTL_ADD_PROC(ctx, SYSCTL_CHILDREN(tree), OID_AUTO,
519 "diversity", CTLTYPE_INT | CTLFLAG_RW, sc, 0,
520 ath_sysctl_diversity, "I", "antenna diversity");
521 sc->sc_txintrperiod = ATH_TXINTR_PERIOD;
522 SYSCTL_ADD_UINT(ctx, SYSCTL_CHILDREN(tree), OID_AUTO,
523 "txintrperiod", CTLFLAG_RW, &sc->sc_txintrperiod, 0,
524 "tx descriptor batching");
525 SYSCTL_ADD_PROC(ctx, SYSCTL_CHILDREN(tree), OID_AUTO,
526 "diag", CTLTYPE_INT | CTLFLAG_RW, sc, 0,
527 ath_sysctl_diag, "I", "h/w diagnostic control");
528 SYSCTL_ADD_PROC(ctx, SYSCTL_CHILDREN(tree), OID_AUTO,
529 "tpscale", CTLTYPE_INT | CTLFLAG_RW, sc, 0,
530 ath_sysctl_tpscale, "I", "tx power scaling");
531 if (ath_hal_hastpc(ah)) {
532 SYSCTL_ADD_PROC(ctx, SYSCTL_CHILDREN(tree), OID_AUTO,
533 "tpc", CTLTYPE_INT | CTLFLAG_RW, sc, 0,
534 ath_sysctl_tpc, "I", "enable/disable per-packet TPC");
535 SYSCTL_ADD_PROC(ctx, SYSCTL_CHILDREN(tree), OID_AUTO,
536 "tpack", CTLTYPE_INT | CTLFLAG_RW, sc, 0,
537 ath_sysctl_tpack, "I", "tx power for ack frames");
538 SYSCTL_ADD_PROC(ctx, SYSCTL_CHILDREN(tree), OID_AUTO,
539 "tpcts", CTLTYPE_INT | CTLFLAG_RW, sc, 0,
540 ath_sysctl_tpcts, "I", "tx power for cts frames");
542 if (ath_hal_hasrfsilent(ah)) {
543 SYSCTL_ADD_PROC(ctx, SYSCTL_CHILDREN(tree), OID_AUTO,
544 "rfsilent", CTLTYPE_INT | CTLFLAG_RW, sc, 0,
545 ath_sysctl_rfsilent, "I", "h/w RF silent config");
546 SYSCTL_ADD_PROC(ctx, SYSCTL_CHILDREN(tree), OID_AUTO,
547 "rfkill", CTLTYPE_INT | CTLFLAG_RW, sc, 0,
548 ath_sysctl_rfkill, "I", "enable/disable RF kill switch");
551 SYSCTL_ADD_PROC(ctx, SYSCTL_CHILDREN(tree), OID_AUTO,
552 "txagg", CTLTYPE_INT | CTLFLAG_RW, sc, 0,
553 ath_sysctl_txagg, "I", "");
555 SYSCTL_ADD_PROC(ctx, SYSCTL_CHILDREN(tree), OID_AUTO,
556 "forcebstuck", CTLTYPE_INT | CTLFLAG_RW, sc, 0,
557 ath_sysctl_forcebstuck, "I", "");
559 if (ath_hal_hasintmit(ah)) {
560 SYSCTL_ADD_PROC(ctx, SYSCTL_CHILDREN(tree), OID_AUTO,
561 "intmit", CTLTYPE_INT | CTLFLAG_RW, sc, 0,
562 ath_sysctl_intmit, "I", "interference mitigation");
564 sc->sc_monpass = HAL_RXERR_DECRYPT | HAL_RXERR_MIC;
565 SYSCTL_ADD_UINT(ctx, SYSCTL_CHILDREN(tree), OID_AUTO,
566 "monpass", CTLFLAG_RW, &sc->sc_monpass, 0,
567 "mask of error frames to pass when monitoring");
569 SYSCTL_ADD_INT(ctx, SYSCTL_CHILDREN(tree), OID_AUTO,
570 "hwq_limit", CTLFLAG_RW, &sc->sc_hwq_limit, 0,
572 SYSCTL_ADD_INT(ctx, SYSCTL_CHILDREN(tree), OID_AUTO,
573 "tid_hwq_lo", CTLFLAG_RW, &sc->sc_tid_hwq_lo, 0,
575 SYSCTL_ADD_INT(ctx, SYSCTL_CHILDREN(tree), OID_AUTO,
576 "tid_hwq_hi", CTLFLAG_RW, &sc->sc_tid_hwq_hi, 0,
579 #ifdef IEEE80211_SUPPORT_TDMA
580 if (ath_hal_macversion(ah) > 0x78) {
581 sc->sc_tdmadbaprep = 2;
582 SYSCTL_ADD_UINT(ctx, SYSCTL_CHILDREN(tree), OID_AUTO,
583 "dbaprep", CTLFLAG_RW, &sc->sc_tdmadbaprep, 0,
584 "TDMA DBA preparation time");
585 sc->sc_tdmaswbaprep = 10;
586 SYSCTL_ADD_UINT(ctx, SYSCTL_CHILDREN(tree), OID_AUTO,
587 "swbaprep", CTLFLAG_RW, &sc->sc_tdmaswbaprep, 0,
588 "TDMA SWBA preparation time");
589 SYSCTL_ADD_UINT(ctx, SYSCTL_CHILDREN(tree), OID_AUTO,
590 "guardtime", CTLFLAG_RW, &sc->sc_tdmaguard, 0,
591 "TDMA slot guard time");
592 SYSCTL_ADD_UINT(ctx, SYSCTL_CHILDREN(tree), OID_AUTO,
593 "superframe", CTLFLAG_RD, &sc->sc_tdmabintval, 0,
594 "TDMA calculated super frame");
595 SYSCTL_ADD_PROC(ctx, SYSCTL_CHILDREN(tree), OID_AUTO,
596 "setcca", CTLTYPE_INT | CTLFLAG_RW, sc, 0,
597 ath_sysctl_setcca, "I", "enable CCA control");
603 ath_sysctl_clearstats(SYSCTL_HANDLER_ARGS)
605 struct ath_softc *sc = arg1;
609 error = sysctl_handle_int(oidp, &val, 0, req);
610 if (error || !req->newptr)
613 return 0; /* Not clearing the stats is still valid */
614 memset(&sc->sc_stats, 0, sizeof(sc->sc_stats));
615 memset(&sc->sc_aggr_stats, 0, sizeof(sc->sc_aggr_stats));
622 ath_sysctl_stats_attach_rxphyerr(struct ath_softc *sc, struct sysctl_oid_list *parent)
624 struct sysctl_ctx_list *ctx = device_get_sysctl_ctx(sc->sc_dev);
625 struct sysctl_oid *tree = device_get_sysctl_tree(sc->sc_dev);
626 struct sysctl_oid_list *child = SYSCTL_CHILDREN(tree);
630 tree = SYSCTL_ADD_NODE(ctx, parent, OID_AUTO, "rx_phy_err", CTLFLAG_RD, NULL, "Per-code RX PHY Errors");
631 child = SYSCTL_CHILDREN(tree);
632 for (i = 0; i < 64; i++) {
633 snprintf(sn, sizeof(sn), "%d", i);
634 SYSCTL_ADD_UINT(ctx, child, OID_AUTO, sn, CTLFLAG_RD, &sc->sc_stats.ast_rx_phy[i], 0, "");
639 ath_sysctl_stats_attach(struct ath_softc *sc)
641 struct sysctl_oid *tree = device_get_sysctl_tree(sc->sc_dev);
642 struct sysctl_ctx_list *ctx = device_get_sysctl_ctx(sc->sc_dev);
643 struct sysctl_oid_list *child = SYSCTL_CHILDREN(tree);
645 /* Create "clear" node */
646 SYSCTL_ADD_PROC(ctx, SYSCTL_CHILDREN(tree), OID_AUTO,
647 "clear_stats", CTLTYPE_INT | CTLFLAG_RW, sc, 0,
648 ath_sysctl_clearstats, "I", "clear stats");
650 /* Create stats node */
651 tree = SYSCTL_ADD_NODE(ctx, child, OID_AUTO, "stats", CTLFLAG_RD,
653 child = SYSCTL_CHILDREN(tree);
655 /* This was generated from if_athioctl.h */
657 SYSCTL_ADD_UINT(ctx, child, OID_AUTO, "ast_watchdog", CTLFLAG_RD,
658 &sc->sc_stats.ast_watchdog, 0, "device reset by watchdog");
659 SYSCTL_ADD_UINT(ctx, child, OID_AUTO, "ast_hardware", CTLFLAG_RD,
660 &sc->sc_stats.ast_hardware, 0, "fatal hardware error interrupts");
661 SYSCTL_ADD_UINT(ctx, child, OID_AUTO, "ast_bmiss", CTLFLAG_RD,
662 &sc->sc_stats.ast_bmiss, 0, "beacon miss interrupts");
663 SYSCTL_ADD_UINT(ctx, child, OID_AUTO, "ast_bmiss_phantom", CTLFLAG_RD,
664 &sc->sc_stats.ast_bmiss_phantom, 0, "beacon miss interrupts");
665 SYSCTL_ADD_UINT(ctx, child, OID_AUTO, "ast_bstuck", CTLFLAG_RD,
666 &sc->sc_stats.ast_bstuck, 0, "beacon stuck interrupts");
667 SYSCTL_ADD_UINT(ctx, child, OID_AUTO, "ast_rxorn", CTLFLAG_RD,
668 &sc->sc_stats.ast_rxorn, 0, "rx overrun interrupts");
669 SYSCTL_ADD_UINT(ctx, child, OID_AUTO, "ast_rxeol", CTLFLAG_RD,
670 &sc->sc_stats.ast_rxeol, 0, "rx eol interrupts");
671 SYSCTL_ADD_UINT(ctx, child, OID_AUTO, "ast_txurn", CTLFLAG_RD,
672 &sc->sc_stats.ast_txurn, 0, "tx underrun interrupts");
673 SYSCTL_ADD_UINT(ctx, child, OID_AUTO, "ast_mib", CTLFLAG_RD,
674 &sc->sc_stats.ast_mib, 0, "mib interrupts");
675 SYSCTL_ADD_UINT(ctx, child, OID_AUTO, "ast_intrcoal", CTLFLAG_RD,
676 &sc->sc_stats.ast_intrcoal, 0, "interrupts coalesced");
677 SYSCTL_ADD_UINT(ctx, child, OID_AUTO, "ast_tx_packets", CTLFLAG_RD,
678 &sc->sc_stats.ast_tx_packets, 0, "packet sent on the interface");
679 SYSCTL_ADD_UINT(ctx, child, OID_AUTO, "ast_tx_mgmt", CTLFLAG_RD,
680 &sc->sc_stats.ast_tx_mgmt, 0, "management frames transmitted");
681 SYSCTL_ADD_UINT(ctx, child, OID_AUTO, "ast_tx_discard", CTLFLAG_RD,
682 &sc->sc_stats.ast_tx_discard, 0, "frames discarded prior to assoc");
683 SYSCTL_ADD_UINT(ctx, child, OID_AUTO, "ast_tx_qstop", CTLFLAG_RD,
684 &sc->sc_stats.ast_tx_qstop, 0, "output stopped 'cuz no buffer");
685 SYSCTL_ADD_UINT(ctx, child, OID_AUTO, "ast_tx_encap", CTLFLAG_RD,
686 &sc->sc_stats.ast_tx_encap, 0, "tx encapsulation failed");
687 SYSCTL_ADD_UINT(ctx, child, OID_AUTO, "ast_tx_nonode", CTLFLAG_RD,
688 &sc->sc_stats.ast_tx_nonode, 0, "tx failed 'cuz no node");
689 SYSCTL_ADD_UINT(ctx, child, OID_AUTO, "ast_tx_nombuf", CTLFLAG_RD,
690 &sc->sc_stats.ast_tx_nombuf, 0, "tx failed 'cuz no mbuf");
691 SYSCTL_ADD_UINT(ctx, child, OID_AUTO, "ast_tx_nomcl", CTLFLAG_RD,
692 &sc->sc_stats.ast_tx_nomcl, 0, "tx failed 'cuz no cluster");
693 SYSCTL_ADD_UINT(ctx, child, OID_AUTO, "ast_tx_linear", CTLFLAG_RD,
694 &sc->sc_stats.ast_tx_linear, 0, "tx linearized to cluster");
695 SYSCTL_ADD_UINT(ctx, child, OID_AUTO, "ast_tx_nodata", CTLFLAG_RD,
696 &sc->sc_stats.ast_tx_nodata, 0, "tx discarded empty frame");
697 SYSCTL_ADD_UINT(ctx, child, OID_AUTO, "ast_tx_busdma", CTLFLAG_RD,
698 &sc->sc_stats.ast_tx_busdma, 0, "tx failed for dma resrcs");
699 SYSCTL_ADD_UINT(ctx, child, OID_AUTO, "ast_tx_xretries", CTLFLAG_RD,
700 &sc->sc_stats.ast_tx_xretries, 0, "tx failed 'cuz too many retries");
701 SYSCTL_ADD_UINT(ctx, child, OID_AUTO, "ast_tx_fifoerr", CTLFLAG_RD,
702 &sc->sc_stats.ast_tx_fifoerr, 0, "tx failed 'cuz FIFO underrun");
703 SYSCTL_ADD_UINT(ctx, child, OID_AUTO, "ast_tx_filtered", CTLFLAG_RD,
704 &sc->sc_stats.ast_tx_filtered, 0, "tx failed 'cuz xmit filtered");
705 SYSCTL_ADD_UINT(ctx, child, OID_AUTO, "ast_tx_shortretry", CTLFLAG_RD,
706 &sc->sc_stats.ast_tx_shortretry, 0, "tx on-chip retries (short)");
707 SYSCTL_ADD_UINT(ctx, child, OID_AUTO, "ast_tx_longretry", CTLFLAG_RD,
708 &sc->sc_stats.ast_tx_longretry, 0, "tx on-chip retries (long)");
709 SYSCTL_ADD_UINT(ctx, child, OID_AUTO, "ast_tx_badrate", CTLFLAG_RD,
710 &sc->sc_stats.ast_tx_badrate, 0, "tx failed 'cuz bogus xmit rate");
711 SYSCTL_ADD_UINT(ctx, child, OID_AUTO, "ast_tx_noack", CTLFLAG_RD,
712 &sc->sc_stats.ast_tx_noack, 0, "tx frames with no ack marked");
713 SYSCTL_ADD_UINT(ctx, child, OID_AUTO, "ast_tx_rts", CTLFLAG_RD,
714 &sc->sc_stats.ast_tx_rts, 0, "tx frames with rts enabled");
715 SYSCTL_ADD_UINT(ctx, child, OID_AUTO, "ast_tx_cts", CTLFLAG_RD,
716 &sc->sc_stats.ast_tx_cts, 0, "tx frames with cts enabled");
717 SYSCTL_ADD_UINT(ctx, child, OID_AUTO, "ast_tx_shortpre", CTLFLAG_RD,
718 &sc->sc_stats.ast_tx_shortpre, 0, "tx frames with short preamble");
719 SYSCTL_ADD_UINT(ctx, child, OID_AUTO, "ast_tx_altrate", CTLFLAG_RD,
720 &sc->sc_stats.ast_tx_altrate, 0, "tx frames with alternate rate");
721 SYSCTL_ADD_UINT(ctx, child, OID_AUTO, "ast_tx_protect", CTLFLAG_RD,
722 &sc->sc_stats.ast_tx_protect, 0, "tx frames with protection");
723 SYSCTL_ADD_UINT(ctx, child, OID_AUTO, "ast_tx_ctsburst", CTLFLAG_RD,
724 &sc->sc_stats.ast_tx_ctsburst, 0, "tx frames with cts and bursting");
725 SYSCTL_ADD_UINT(ctx, child, OID_AUTO, "ast_tx_ctsext", CTLFLAG_RD,
726 &sc->sc_stats.ast_tx_ctsext, 0, "tx frames with cts extension");
727 SYSCTL_ADD_UINT(ctx, child, OID_AUTO, "ast_rx_nombuf", CTLFLAG_RD,
728 &sc->sc_stats.ast_rx_nombuf, 0, "rx setup failed 'cuz no mbuf");
729 SYSCTL_ADD_UINT(ctx, child, OID_AUTO, "ast_rx_busdma", CTLFLAG_RD,
730 &sc->sc_stats.ast_rx_busdma, 0, "rx setup failed for dma resrcs");
731 SYSCTL_ADD_UINT(ctx, child, OID_AUTO, "ast_rx_orn", CTLFLAG_RD,
732 &sc->sc_stats.ast_rx_orn, 0, "rx failed 'cuz of desc overrun");
733 SYSCTL_ADD_UINT(ctx, child, OID_AUTO, "ast_rx_crcerr", CTLFLAG_RD,
734 &sc->sc_stats.ast_rx_crcerr, 0, "rx failed 'cuz of bad CRC");
735 SYSCTL_ADD_UINT(ctx, child, OID_AUTO, "ast_rx_fifoerr", CTLFLAG_RD,
736 &sc->sc_stats.ast_rx_fifoerr, 0, "rx failed 'cuz of FIFO overrun");
737 SYSCTL_ADD_UINT(ctx, child, OID_AUTO, "ast_rx_badcrypt", CTLFLAG_RD,
738 &sc->sc_stats.ast_rx_badcrypt, 0, "rx failed 'cuz decryption");
739 SYSCTL_ADD_UINT(ctx, child, OID_AUTO, "ast_rx_badmic", CTLFLAG_RD,
740 &sc->sc_stats.ast_rx_badmic, 0, "rx failed 'cuz MIC failure");
741 SYSCTL_ADD_UINT(ctx, child, OID_AUTO, "ast_rx_phyerr", CTLFLAG_RD,
742 &sc->sc_stats.ast_rx_phyerr, 0, "rx failed 'cuz of PHY err");
743 SYSCTL_ADD_UINT(ctx, child, OID_AUTO, "ast_rx_tooshort", CTLFLAG_RD,
744 &sc->sc_stats.ast_rx_tooshort, 0, "rx discarded 'cuz frame too short");
745 SYSCTL_ADD_UINT(ctx, child, OID_AUTO, "ast_rx_toobig", CTLFLAG_RD,
746 &sc->sc_stats.ast_rx_toobig, 0, "rx discarded 'cuz frame too large");
747 SYSCTL_ADD_UINT(ctx, child, OID_AUTO, "ast_rx_packets", CTLFLAG_RD,
748 &sc->sc_stats.ast_rx_packets, 0, "packet recv on the interface");
749 SYSCTL_ADD_UINT(ctx, child, OID_AUTO, "ast_rx_mgt", CTLFLAG_RD,
750 &sc->sc_stats.ast_rx_mgt, 0, "management frames received");
751 SYSCTL_ADD_UINT(ctx, child, OID_AUTO, "ast_rx_ctl", CTLFLAG_RD,
752 &sc->sc_stats.ast_rx_ctl, 0, "rx discarded 'cuz ctl frame");
753 SYSCTL_ADD_UINT(ctx, child, OID_AUTO, "ast_be_xmit", CTLFLAG_RD,
754 &sc->sc_stats.ast_be_xmit, 0, "beacons transmitted");
755 SYSCTL_ADD_UINT(ctx, child, OID_AUTO, "ast_be_nombuf", CTLFLAG_RD,
756 &sc->sc_stats.ast_be_nombuf, 0, "beacon setup failed 'cuz no mbuf");
757 SYSCTL_ADD_UINT(ctx, child, OID_AUTO, "ast_per_cal", CTLFLAG_RD,
758 &sc->sc_stats.ast_per_cal, 0, "periodic calibration calls");
759 SYSCTL_ADD_UINT(ctx, child, OID_AUTO, "ast_per_calfail", CTLFLAG_RD,
760 &sc->sc_stats.ast_per_calfail, 0, "periodic calibration failed");
761 SYSCTL_ADD_UINT(ctx, child, OID_AUTO, "ast_per_rfgain", CTLFLAG_RD,
762 &sc->sc_stats.ast_per_rfgain, 0, "periodic calibration rfgain reset");
763 SYSCTL_ADD_UINT(ctx, child, OID_AUTO, "ast_rate_calls", CTLFLAG_RD,
764 &sc->sc_stats.ast_rate_calls, 0, "rate control checks");
765 SYSCTL_ADD_UINT(ctx, child, OID_AUTO, "ast_rate_raise", CTLFLAG_RD,
766 &sc->sc_stats.ast_rate_raise, 0, "rate control raised xmit rate");
767 SYSCTL_ADD_UINT(ctx, child, OID_AUTO, "ast_rate_drop", CTLFLAG_RD,
768 &sc->sc_stats.ast_rate_drop, 0, "rate control dropped xmit rate");
769 SYSCTL_ADD_UINT(ctx, child, OID_AUTO, "ast_ant_defswitch", CTLFLAG_RD,
770 &sc->sc_stats.ast_ant_defswitch, 0, "rx/default antenna switches");
771 SYSCTL_ADD_UINT(ctx, child, OID_AUTO, "ast_ant_txswitch", CTLFLAG_RD,
772 &sc->sc_stats.ast_ant_txswitch, 0, "tx antenna switches");
773 SYSCTL_ADD_UINT(ctx, child, OID_AUTO, "ast_cabq_xmit", CTLFLAG_RD,
774 &sc->sc_stats.ast_cabq_xmit, 0, "cabq frames transmitted");
775 SYSCTL_ADD_UINT(ctx, child, OID_AUTO, "ast_cabq_busy", CTLFLAG_RD,
776 &sc->sc_stats.ast_cabq_busy, 0, "cabq found busy");
777 SYSCTL_ADD_UINT(ctx, child, OID_AUTO, "ast_tx_raw", CTLFLAG_RD,
778 &sc->sc_stats.ast_tx_raw, 0, "tx frames through raw api");
779 SYSCTL_ADD_UINT(ctx, child, OID_AUTO, "ast_ff_txok", CTLFLAG_RD,
780 &sc->sc_stats.ast_ff_txok, 0, "fast frames tx'd successfully");
781 SYSCTL_ADD_UINT(ctx, child, OID_AUTO, "ast_ff_txerr", CTLFLAG_RD,
782 &sc->sc_stats.ast_ff_txerr, 0, "fast frames tx'd w/ error");
783 SYSCTL_ADD_UINT(ctx, child, OID_AUTO, "ast_ff_rx", CTLFLAG_RD,
784 &sc->sc_stats.ast_ff_rx, 0, "fast frames rx'd");
785 SYSCTL_ADD_UINT(ctx, child, OID_AUTO, "ast_ff_flush", CTLFLAG_RD,
786 &sc->sc_stats.ast_ff_flush, 0, "fast frames flushed from staging q");
787 SYSCTL_ADD_UINT(ctx, child, OID_AUTO, "ast_tx_qfull", CTLFLAG_RD,
788 &sc->sc_stats.ast_tx_qfull, 0, "tx dropped 'cuz of queue limit");
789 SYSCTL_ADD_UINT(ctx, child, OID_AUTO, "ast_tx_nobuf", CTLFLAG_RD,
790 &sc->sc_stats.ast_tx_nobuf, 0, "tx dropped 'cuz no ath buffer");
791 SYSCTL_ADD_UINT(ctx, child, OID_AUTO, "ast_tdma_update", CTLFLAG_RD,
792 &sc->sc_stats.ast_tdma_update, 0, "TDMA slot timing updates");
793 SYSCTL_ADD_UINT(ctx, child, OID_AUTO, "ast_tdma_timers", CTLFLAG_RD,
794 &sc->sc_stats.ast_tdma_timers, 0, "TDMA slot update set beacon timers");
795 SYSCTL_ADD_UINT(ctx, child, OID_AUTO, "ast_tdma_tsf", CTLFLAG_RD,
796 &sc->sc_stats.ast_tdma_tsf, 0, "TDMA slot update set TSF");
797 SYSCTL_ADD_UINT(ctx, child, OID_AUTO, "ast_tdma_ack", CTLFLAG_RD,
798 &sc->sc_stats.ast_tdma_ack, 0, "TDMA tx failed 'cuz ACK required");
799 SYSCTL_ADD_UINT(ctx, child, OID_AUTO, "ast_tx_raw_fail", CTLFLAG_RD,
800 &sc->sc_stats.ast_tx_raw_fail, 0, "raw tx failed 'cuz h/w down");
801 SYSCTL_ADD_UINT(ctx, child, OID_AUTO, "ast_tx_nofrag", CTLFLAG_RD,
802 &sc->sc_stats.ast_tx_nofrag, 0, "tx dropped 'cuz no ath frag buffer");
803 SYSCTL_ADD_UINT(ctx, child, OID_AUTO, "ast_be_missed", CTLFLAG_RD,
804 &sc->sc_stats.ast_be_missed, 0, "number of -missed- beacons");
805 SYSCTL_ADD_UINT(ctx, child, OID_AUTO, "ast_ani_cal", CTLFLAG_RD,
806 &sc->sc_stats.ast_ani_cal, 0, "number of ANI polls");
807 SYSCTL_ADD_UINT(ctx, child, OID_AUTO, "ast_rx_agg", CTLFLAG_RD,
808 &sc->sc_stats.ast_rx_agg, 0, "number of aggregate frames received");
810 SYSCTL_ADD_UINT(ctx, child, OID_AUTO, "ast_rx_halfgi", CTLFLAG_RD,
811 &sc->sc_stats.ast_rx_halfgi, 0, "number of frames received with half-GI");
812 SYSCTL_ADD_UINT(ctx, child, OID_AUTO, "ast_rx_2040", CTLFLAG_RD,
813 &sc->sc_stats.ast_rx_2040, 0, "number of HT/40 frames received");
814 SYSCTL_ADD_UINT(ctx, child, OID_AUTO, "ast_rx_pre_crc_err", CTLFLAG_RD,
815 &sc->sc_stats.ast_rx_pre_crc_err, 0, "number of delimeter-CRC errors detected");
816 SYSCTL_ADD_UINT(ctx, child, OID_AUTO, "ast_rx_post_crc_err", CTLFLAG_RD,
817 &sc->sc_stats.ast_rx_post_crc_err, 0, "number of post-delimiter CRC errors detected");
818 SYSCTL_ADD_UINT(ctx, child, OID_AUTO, "ast_rx_decrypt_busy_err", CTLFLAG_RD,
819 &sc->sc_stats.ast_rx_decrypt_busy_err, 0, "number of frames received w/ busy decrypt engine");
820 SYSCTL_ADD_UINT(ctx, child, OID_AUTO, "ast_rx_hi_rx_chain", CTLFLAG_RD,
821 &sc->sc_stats.ast_rx_hi_rx_chain, 0, "");
822 SYSCTL_ADD_UINT(ctx, child, OID_AUTO, "ast_tx_htprotect", CTLFLAG_RD,
823 &sc->sc_stats.ast_tx_htprotect, 0, "HT tx frames with protection");
824 SYSCTL_ADD_UINT(ctx, child, OID_AUTO, "ast_rx_hitqueueend", CTLFLAG_RD,
825 &sc->sc_stats.ast_rx_hitqueueend, 0, "RX hit queue end");
826 SYSCTL_ADD_UINT(ctx, child, OID_AUTO, "ast_tx_timeout", CTLFLAG_RD,
827 &sc->sc_stats.ast_tx_timeout, 0, "TX Global Timeout");
828 SYSCTL_ADD_UINT(ctx, child, OID_AUTO, "ast_tx_cst", CTLFLAG_RD,
829 &sc->sc_stats.ast_tx_cst, 0, "TX Carrier Sense Timeout");
830 SYSCTL_ADD_UINT(ctx, child, OID_AUTO, "ast_tx_xtxop", CTLFLAG_RD,
831 &sc->sc_stats.ast_tx_xtxop, 0, "TX exceeded TXOP");
832 SYSCTL_ADD_UINT(ctx, child, OID_AUTO, "ast_tx_timerexpired", CTLFLAG_RD,
833 &sc->sc_stats.ast_tx_timerexpired, 0, "TX exceeded TX_TIMER register");
834 SYSCTL_ADD_UINT(ctx, child, OID_AUTO, "ast_tx_desccfgerr", CTLFLAG_RD,
835 &sc->sc_stats.ast_tx_desccfgerr, 0, "TX Descriptor Cfg Error");
836 SYSCTL_ADD_UINT(ctx, child, OID_AUTO, "ast_tx_swretries", CTLFLAG_RD,
837 &sc->sc_stats.ast_tx_swretries, 0, "TX software retry count");
838 SYSCTL_ADD_UINT(ctx, child, OID_AUTO, "ast_tx_swretrymax", CTLFLAG_RD,
839 &sc->sc_stats.ast_tx_swretrymax, 0, "TX software retry max reached");
841 SYSCTL_ADD_UINT(ctx, child, OID_AUTO, "ast_tx_data_underrun", CTLFLAG_RD,
842 &sc->sc_stats.ast_tx_data_underrun, 0, "");
843 SYSCTL_ADD_UINT(ctx, child, OID_AUTO, "ast_tx_delim_underrun", CTLFLAG_RD,
844 &sc->sc_stats.ast_tx_delim_underrun, 0, "");
845 SYSCTL_ADD_UINT(ctx, child, OID_AUTO, "ast_tx_aggrfail", CTLFLAG_RD,
846 &sc->sc_stats.ast_tx_aggrfail, 0,
847 "Number of aggregate TX failures (whole frame)");
849 SYSCTL_ADD_UINT(ctx, child, OID_AUTO, "ast_rx_intr", CTLFLAG_RD,
850 &sc->sc_stats.ast_rx_intr, 0, "RX interrupts");
851 SYSCTL_ADD_UINT(ctx, child, OID_AUTO, "ast_tx_intr", CTLFLAG_RD,
852 &sc->sc_stats.ast_tx_intr, 0, "TX interrupts");
854 /* Attach the RX phy error array */
855 ath_sysctl_stats_attach_rxphyerr(sc, child);
859 * This doesn't necessarily belong here (because it's HAL related, not
863 ath_sysctl_hal_attach(struct ath_softc *sc)
865 struct sysctl_oid *tree = device_get_sysctl_tree(sc->sc_dev);
866 struct sysctl_ctx_list *ctx = device_get_sysctl_ctx(sc->sc_dev);
867 struct sysctl_oid_list *child = SYSCTL_CHILDREN(tree);
869 tree = SYSCTL_ADD_NODE(ctx, child, OID_AUTO, "hal", CTLFLAG_RD,
870 NULL, "Atheros HAL parameters");
871 child = SYSCTL_CHILDREN(tree);
873 sc->sc_ah->ah_config.ah_debug = 0;
874 SYSCTL_ADD_INT(ctx, child, OID_AUTO, "debug", CTLFLAG_RW,
875 &sc->sc_ah->ah_config.ah_debug, 0, "Atheros HAL debugging printfs");
877 sc->sc_ah->ah_config.ah_ar5416_biasadj = 0;
878 SYSCTL_ADD_INT(ctx, child, OID_AUTO, "ar5416_biasadj", CTLFLAG_RW,
879 &sc->sc_ah->ah_config.ah_ar5416_biasadj, 0,
880 "Enable 2ghz AR5416 direction sensitivity bias adjust");
882 sc->sc_ah->ah_config.ah_dma_beacon_response_time = 2;
883 SYSCTL_ADD_INT(ctx, child, OID_AUTO, "dma_brt", CTLFLAG_RW,
884 &sc->sc_ah->ah_config.ah_dma_beacon_response_time, 0,
885 "Atheros HAL DMA beacon response time");
887 sc->sc_ah->ah_config.ah_sw_beacon_response_time = 10;
888 SYSCTL_ADD_INT(ctx, child, OID_AUTO, "sw_brt", CTLFLAG_RW,
889 &sc->sc_ah->ah_config.ah_sw_beacon_response_time, 0,
890 "Atheros HAL software beacon response time");
892 sc->sc_ah->ah_config.ah_additional_swba_backoff = 0;
893 SYSCTL_ADD_INT(ctx, child, OID_AUTO, "swba_backoff", CTLFLAG_RW,
894 &sc->sc_ah->ah_config.ah_additional_swba_backoff, 0,
895 "Atheros HAL additional SWBA backoff time");