diff options
Diffstat (limited to 'freebsd/sys/dev/rtwn/if_rtwn.c')
-rw-r--r-- | freebsd/sys/dev/rtwn/if_rtwn.c | 2020 |
1 files changed, 2020 insertions, 0 deletions
diff --git a/freebsd/sys/dev/rtwn/if_rtwn.c b/freebsd/sys/dev/rtwn/if_rtwn.c new file mode 100644 index 00000000..a553814f --- /dev/null +++ b/freebsd/sys/dev/rtwn/if_rtwn.c @@ -0,0 +1,2020 @@ +#include <machine/rtems-bsd-kernel-space.h> + +/* $OpenBSD: if_urtwn.c,v 1.16 2011/02/10 17:26:40 jakemsr Exp $ */ + +/*- + * Copyright (c) 2010 Damien Bergamini <damien.bergamini@free.fr> + * Copyright (c) 2014 Kevin Lo <kevlo@FreeBSD.org> + * Copyright (c) 2015-2016 Andriy Voskoboinyk <avos@FreeBSD.org> + * + * Permission to use, copy, modify, and distribute this software for any + * purpose with or without fee is hereby granted, provided that the above + * copyright notice and this permission notice appear in all copies. + * + * THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL WARRANTIES + * WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF + * MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR + * ANY SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES + * WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN + * ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF + * OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE. + */ + +#include <sys/cdefs.h> +__FBSDID("$FreeBSD$"); + +/* + * Driver for Realtek RTL8188CE-VAU/RTL8188CUS/RTL8188EU/RTL8188RU/RTL8192CU/RTL8812AU/RTL8821AU. + */ +#include <rtems/bsd/local/opt_wlan.h> + +#include <rtems/bsd/sys/param.h> +#include <sys/sockio.h> +#include <sys/sysctl.h> +#include <rtems/bsd/sys/lock.h> +#include <sys/mutex.h> +#include <sys/mbuf.h> +#include <sys/kernel.h> +#include <sys/socket.h> +#include <sys/systm.h> +#include <sys/malloc.h> +#include <sys/module.h> +#include <sys/bus.h> +#include <sys/endian.h> +#include <sys/linker.h> +#include <sys/firmware.h> +#include <sys/kdb.h> + +#include <net/bpf.h> +#include <net/if.h> +#include <net/if_var.h> +#include <net/if_arp.h> +#include <net/ethernet.h> +#include <net/if_dl.h> +#include <net/if_media.h> +#include <net/if_types.h> + +#include <netinet/in.h> +#include <netinet/in_systm.h> +#include <netinet/in_var.h> +#include <netinet/if_ether.h> +#include <netinet/ip.h> + +#include <net80211/ieee80211_var.h> +#include <net80211/ieee80211_regdomain.h> +#include <net80211/ieee80211_radiotap.h> +#include <net80211/ieee80211_ratectl.h> + +#include <dev/rtwn/if_rtwnreg.h> +#include <dev/rtwn/if_rtwnvar.h> + +#include <dev/rtwn/if_rtwn_beacon.h> +#include <dev/rtwn/if_rtwn_calib.h> +#include <dev/rtwn/if_rtwn_cam.h> +#include <dev/rtwn/if_rtwn_debug.h> +#include <dev/rtwn/if_rtwn_efuse.h> +#include <dev/rtwn/if_rtwn_fw.h> +#include <dev/rtwn/if_rtwn_ridx.h> +#include <dev/rtwn/if_rtwn_rx.h> +#include <dev/rtwn/if_rtwn_task.h> +#include <dev/rtwn/if_rtwn_tx.h> + +#include <dev/rtwn/rtl8192c/r92c_reg.h> + + +static void rtwn_radiotap_attach(struct rtwn_softc *); +static void rtwn_vap_decrement_counters(struct rtwn_softc *, + enum ieee80211_opmode, int); +static void rtwn_set_ic_opmode(struct rtwn_softc *); +static struct ieee80211vap *rtwn_vap_create(struct ieee80211com *, + const char [IFNAMSIZ], int, enum ieee80211_opmode, + int, const uint8_t [IEEE80211_ADDR_LEN], + const uint8_t [IEEE80211_ADDR_LEN]); +static void rtwn_vap_delete(struct ieee80211vap *); +static int rtwn_read_chipid(struct rtwn_softc *); +static int rtwn_ioctl_reset(struct ieee80211vap *, u_long); +#ifndef RTWN_WITHOUT_UCODE +static void rtwn_set_media_status(struct rtwn_softc *, + union sec_param *); +static int rtwn_tx_fwpkt_check(struct rtwn_softc *, + struct ieee80211vap *); +static int rtwn_construct_nulldata(struct rtwn_softc *, + struct ieee80211vap *, uint8_t *, int); +static int rtwn_push_nulldata(struct rtwn_softc *, + struct ieee80211vap *); +static void rtwn_pwrmode_init(void *); +static void rtwn_set_pwrmode_cb(struct rtwn_softc *, + union sec_param *); +#endif +static void rtwn_tsf_sync_adhoc(void *); +static void rtwn_tsf_sync_adhoc_task(void *, int); +static void rtwn_tsf_sync_enable(struct rtwn_softc *, + struct ieee80211vap *); +static void rtwn_set_ack_preamble(struct rtwn_softc *); +static void rtwn_set_mode(struct rtwn_softc *, uint8_t, int); +static int rtwn_monitor_newstate(struct ieee80211vap *, + enum ieee80211_state, int); +static int rtwn_newstate(struct ieee80211vap *, + enum ieee80211_state, int); +static void rtwn_calc_basicrates(struct rtwn_softc *); +static int rtwn_run(struct rtwn_softc *, + struct ieee80211vap *); +#ifndef D4054 +static void rtwn_watchdog(void *); +#endif +static void rtwn_parent(struct ieee80211com *); +static int rtwn_llt_write(struct rtwn_softc *, uint32_t, + uint32_t); +static int rtwn_llt_init(struct rtwn_softc *); +static int rtwn_dma_init(struct rtwn_softc *); +static int rtwn_mac_init(struct rtwn_softc *); +static void rtwn_mrr_init(struct rtwn_softc *); +static void rtwn_scan_start(struct ieee80211com *); +static void rtwn_scan_curchan(struct ieee80211_scan_state *, + unsigned long); +static void rtwn_scan_end(struct ieee80211com *); +static void rtwn_getradiocaps(struct ieee80211com *, int, int *, + struct ieee80211_channel[]); +static void rtwn_update_chw(struct ieee80211com *); +static void rtwn_set_channel(struct ieee80211com *); +static int rtwn_wme_update(struct ieee80211com *); +static void rtwn_update_slot(struct ieee80211com *); +static void rtwn_update_slot_cb(struct rtwn_softc *, + union sec_param *); +static void rtwn_update_aifs(struct rtwn_softc *, uint8_t); +static void rtwn_update_promisc(struct ieee80211com *); +static void rtwn_update_mcast(struct ieee80211com *); +static int rtwn_set_bssid(struct rtwn_softc *, + const uint8_t *, int); +static int rtwn_set_macaddr(struct rtwn_softc *, + const uint8_t *, int); +static struct ieee80211_node *rtwn_node_alloc(struct ieee80211vap *, + const uint8_t mac[IEEE80211_ADDR_LEN]); +static void rtwn_newassoc(struct ieee80211_node *, int); +static void rtwn_node_free(struct ieee80211_node *); +static void rtwn_init_beacon_reg(struct rtwn_softc *); +static int rtwn_init(struct rtwn_softc *); +static void rtwn_stop(struct rtwn_softc *); + +MALLOC_DEFINE(M_RTWN_PRIV, "rtwn_priv", "rtwn driver private state"); + +static const uint8_t rtwn_chan_2ghz[] = + { 1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 12, 13, 14 }; + +static const uint16_t wme2reg[] = + { R92C_EDCA_BE_PARAM, R92C_EDCA_BK_PARAM, + R92C_EDCA_VI_PARAM, R92C_EDCA_VO_PARAM }; + +int +rtwn_attach(struct rtwn_softc *sc) +{ + struct ieee80211com *ic = &sc->sc_ic; + int error; + + sc->cur_bcnq_id = RTWN_VAP_ID_INVALID; + + RTWN_NT_LOCK_INIT(sc); + rtwn_cmdq_init(sc); +#ifndef D4054 + callout_init_mtx(&sc->sc_watchdog_to, &sc->sc_mtx, 0); +#endif + callout_init(&sc->sc_calib_to, 0); + callout_init(&sc->sc_pwrmode_init, 0); + mbufq_init(&sc->sc_snd, ifqmaxlen); + + RTWN_LOCK(sc); + error = rtwn_read_chipid(sc); + RTWN_UNLOCK(sc); + if (error != 0) { + device_printf(sc->sc_dev, "unsupported test chip\n"); + goto detach; + } + + error = rtwn_read_rom(sc); + if (error != 0) { + device_printf(sc->sc_dev, "%s: cannot read rom, error %d\n", + __func__, error); + goto detach; + } + + if (sc->macid_limit > RTWN_MACID_LIMIT) { + device_printf(sc->sc_dev, + "macid limit will be reduced from %d to %d\n", + sc->macid_limit, RTWN_MACID_LIMIT); + sc->macid_limit = RTWN_MACID_LIMIT; + } + if (sc->cam_entry_limit > RTWN_CAM_ENTRY_LIMIT) { + device_printf(sc->sc_dev, + "cam entry limit will be reduced from %d to %d\n", + sc->cam_entry_limit, RTWN_CAM_ENTRY_LIMIT); + sc->cam_entry_limit = RTWN_CAM_ENTRY_LIMIT; + } + if (sc->txdesc_len > RTWN_TX_DESC_SIZE) { + device_printf(sc->sc_dev, + "adjust size for Tx descriptor (current %d, needed %d)\n", + RTWN_TX_DESC_SIZE, sc->txdesc_len); + goto detach; + } + + device_printf(sc->sc_dev, "MAC/BB %s, RF 6052 %dT%dR\n", + sc->name, sc->ntxchains, sc->nrxchains); + + ic->ic_softc = sc; + ic->ic_phytype = IEEE80211_T_OFDM; /* not only, but not used */ + ic->ic_opmode = IEEE80211_M_STA; /* default to BSS mode */ + + /* set device capabilities */ + ic->ic_caps = + IEEE80211_C_STA /* station mode */ + | IEEE80211_C_MONITOR /* monitor mode */ + | IEEE80211_C_IBSS /* adhoc mode */ + | IEEE80211_C_HOSTAP /* hostap mode */ +#if 0 /* TODO: HRPWM register setup */ +#ifndef RTWN_WITHOUT_UCODE + | IEEE80211_C_PMGT /* Station-side power mgmt */ +#endif +#endif + | IEEE80211_C_SHPREAMBLE /* short preamble supported */ + | IEEE80211_C_SHSLOT /* short slot time supported */ +#if 0 + | IEEE80211_C_BGSCAN /* capable of bg scanning */ +#endif + | IEEE80211_C_WPA /* 802.11i */ + | IEEE80211_C_WME /* 802.11e */ + | IEEE80211_C_SWAMSDUTX /* Do software A-MSDU TX */ + | IEEE80211_C_FF /* Atheros fast-frames */ + ; + + if (sc->sc_hwcrypto != RTWN_CRYPTO_SW) { + ic->ic_cryptocaps = + IEEE80211_CRYPTO_WEP | + IEEE80211_CRYPTO_TKIP | + IEEE80211_CRYPTO_AES_CCM; + } + + ic->ic_htcaps = + IEEE80211_HTCAP_SHORTGI20 /* short GI in 20MHz */ + | IEEE80211_HTCAP_MAXAMSDU_3839 /* max A-MSDU length */ + | IEEE80211_HTCAP_SMPS_OFF /* SM PS mode disabled */ + /* s/w capabilities */ + | IEEE80211_HTC_HT /* HT operation */ + | IEEE80211_HTC_AMPDU /* A-MPDU tx */ + | IEEE80211_HTC_AMSDU /* A-MSDU tx */ + ; + + if (sc->sc_ht40) { + ic->ic_htcaps |= + IEEE80211_HTCAP_CHWIDTH40 /* 40 MHz channel width */ + | IEEE80211_HTCAP_SHORTGI40 /* short GI in 40MHz */ + ; + } + + ic->ic_txstream = sc->ntxchains; + ic->ic_rxstream = sc->nrxchains; + + /* Enable TX watchdog */ +#ifdef D4054 + ic->ic_flags_ext |= IEEE80211_FEXT_WATCHDOG; +#endif + + /* Adjust capabilities. */ + rtwn_adj_devcaps(sc); + + rtwn_getradiocaps(ic, IEEE80211_CHAN_MAX, &ic->ic_nchans, + ic->ic_channels); + + /* XXX TODO: setup regdomain if R92C_CHANNEL_PLAN_BY_HW bit is set. */ + + ieee80211_ifattach(ic); + ic->ic_raw_xmit = rtwn_raw_xmit; + ic->ic_scan_start = rtwn_scan_start; + sc->sc_scan_curchan = ic->ic_scan_curchan; + ic->ic_scan_curchan = rtwn_scan_curchan; + ic->ic_scan_end = rtwn_scan_end; + ic->ic_getradiocaps = rtwn_getradiocaps; + ic->ic_update_chw = rtwn_update_chw; + ic->ic_set_channel = rtwn_set_channel; + ic->ic_transmit = rtwn_transmit; + ic->ic_parent = rtwn_parent; + ic->ic_vap_create = rtwn_vap_create; + ic->ic_vap_delete = rtwn_vap_delete; + ic->ic_wme.wme_update = rtwn_wme_update; + ic->ic_updateslot = rtwn_update_slot; + ic->ic_update_promisc = rtwn_update_promisc; + ic->ic_update_mcast = rtwn_update_mcast; + ic->ic_node_alloc = rtwn_node_alloc; + ic->ic_newassoc = rtwn_newassoc; + sc->sc_node_free = ic->ic_node_free; + ic->ic_node_free = rtwn_node_free; + + rtwn_postattach(sc); + rtwn_radiotap_attach(sc); + + if (bootverbose) + ieee80211_announce(ic); + + return (0); + +detach: + return (ENXIO); /* failure */ +} + +static void +rtwn_radiotap_attach(struct rtwn_softc *sc) +{ + struct rtwn_rx_radiotap_header *rxtap = &sc->sc_rxtap; + struct rtwn_tx_radiotap_header *txtap = &sc->sc_txtap; + + ieee80211_radiotap_attach(&sc->sc_ic, + &txtap->wt_ihdr, sizeof(*txtap), RTWN_TX_RADIOTAP_PRESENT, + &rxtap->wr_ihdr, sizeof(*rxtap), RTWN_RX_RADIOTAP_PRESENT); +} + +void +rtwn_sysctlattach(struct rtwn_softc *sc) +{ + struct sysctl_ctx_list *ctx = device_get_sysctl_ctx(sc->sc_dev); + struct sysctl_oid *tree = device_get_sysctl_tree(sc->sc_dev); + +#if 1 + sc->sc_ht40 = 0; + SYSCTL_ADD_INT(ctx, SYSCTL_CHILDREN(tree), OID_AUTO, + "ht40", CTLFLAG_RDTUN, &sc->sc_ht40, + sc->sc_ht40, "Enable 40 MHz mode support"); +#endif + +#ifdef RTWN_DEBUG + SYSCTL_ADD_U32(ctx, SYSCTL_CHILDREN(tree), OID_AUTO, + "debug", CTLFLAG_RWTUN, &sc->sc_debug, sc->sc_debug, + "Control debugging printfs"); +#endif + + sc->sc_hwcrypto = RTWN_CRYPTO_PAIR; + SYSCTL_ADD_INT(ctx, SYSCTL_CHILDREN(tree), OID_AUTO, + "hwcrypto", CTLFLAG_RDTUN, &sc->sc_hwcrypto, + sc->sc_hwcrypto, "Enable h/w crypto: " + "0 - disable, 1 - pairwise keys, 2 - all keys"); + if (sc->sc_hwcrypto >= RTWN_CRYPTO_MAX) + sc->sc_hwcrypto = RTWN_CRYPTO_FULL; + + sc->sc_ratectl_sysctl = RTWN_RATECTL_NET80211; + SYSCTL_ADD_INT(ctx, SYSCTL_CHILDREN(tree), OID_AUTO, + "ratectl", CTLFLAG_RDTUN, &sc->sc_ratectl_sysctl, + sc->sc_ratectl_sysctl, "Select rate control mechanism: " + "0 - disabled, 1 - via net80211, 2 - via firmware"); + if (sc->sc_ratectl_sysctl >= RTWN_RATECTL_MAX) + sc->sc_ratectl_sysctl = RTWN_RATECTL_FW; + + sc->sc_ratectl = sc->sc_ratectl_sysctl; + SYSCTL_ADD_INT(ctx, SYSCTL_CHILDREN(tree), OID_AUTO, + "ratectl_selected", CTLFLAG_RD, &sc->sc_ratectl, + sc->sc_ratectl, + "Currently selected rate control mechanism (by the driver)"); +} + +void +rtwn_detach(struct rtwn_softc *sc) +{ + struct ieee80211com *ic = &sc->sc_ic; + + if (ic->ic_softc == sc) { + /* Stop command queue. */ + RTWN_CMDQ_LOCK(sc); + sc->sc_detached = 1; + RTWN_CMDQ_UNLOCK(sc); + + ieee80211_draintask(ic, &sc->cmdq_task); + ieee80211_ifdetach(ic); + } + + rtwn_cmdq_destroy(sc); + if (RTWN_NT_LOCK_INITIALIZED(sc)) + RTWN_NT_LOCK_DESTROY(sc); +} + +void +rtwn_suspend(struct rtwn_softc *sc) +{ + struct ieee80211com *ic = &sc->sc_ic; + + ieee80211_suspend_all(ic); +} + +void +rtwn_resume(struct rtwn_softc *sc) +{ + struct ieee80211com *ic = &sc->sc_ic; + + ieee80211_resume_all(ic); +} + +static void +rtwn_vap_decrement_counters(struct rtwn_softc *sc, + enum ieee80211_opmode opmode, int id) +{ + + RTWN_ASSERT_LOCKED(sc); + + if (id != RTWN_VAP_ID_INVALID) { + KASSERT(id == 0 || id == 1, ("wrong vap id %d!\n", id)); + KASSERT(sc->vaps[id] != NULL, ("vap pointer is NULL\n")); + sc->vaps[id] = NULL; + } + + switch (opmode) { + case IEEE80211_M_HOSTAP: + sc->ap_vaps--; + /* FALLTHROUGH */ + case IEEE80211_M_IBSS: + sc->bcn_vaps--; + /* FALLTHROUGH */ + case IEEE80211_M_STA: + sc->nvaps--; + break; + case IEEE80211_M_MONITOR: + sc->mon_vaps--; + break; + default: + KASSERT(0, ("wrong opmode %d\n", opmode)); + break; + } + + KASSERT(sc->vaps_running >= 0 && sc->monvaps_running >= 0, + ("number of running vaps is negative (vaps %d, monvaps %d)\n", + sc->vaps_running, sc->monvaps_running)); + KASSERT(sc->vaps_running - sc->monvaps_running <= RTWN_PORT_COUNT, + ("number of running vaps is too big (vaps %d, monvaps %d)\n", + sc->vaps_running, sc->monvaps_running)); + + KASSERT(sc->nvaps >= 0 && sc->nvaps <= RTWN_PORT_COUNT, + ("wrong value %d for nvaps\n", sc->nvaps)); + KASSERT(sc->mon_vaps >= 0, ("mon_vaps is negative (%d)\n", + sc->mon_vaps)); + KASSERT(sc->bcn_vaps >= 0 && ((RTWN_CHIP_HAS_BCNQ1(sc) && + sc->bcn_vaps <= RTWN_PORT_COUNT) || sc->bcn_vaps <= 1), + ("bcn_vaps value %d is wrong\n", sc->bcn_vaps)); + KASSERT(sc->ap_vaps >= 0 && ((RTWN_CHIP_HAS_BCNQ1(sc) && + sc->ap_vaps <= RTWN_PORT_COUNT) || sc->ap_vaps <= 1), + ("ap_vaps value %d is wrong\n", sc->ap_vaps)); +} + +static void +rtwn_set_ic_opmode(struct rtwn_softc *sc) +{ + struct ieee80211com *ic = &sc->sc_ic; + + RTWN_ASSERT_LOCKED(sc); + + /* for ieee80211_reset_erp() */ + if (sc->bcn_vaps - sc->ap_vaps > 0) + ic->ic_opmode = IEEE80211_M_IBSS; + else if (sc->ap_vaps > 0) + ic->ic_opmode = IEEE80211_M_HOSTAP; + else if (sc->nvaps > 0) + ic->ic_opmode = IEEE80211_M_STA; + else + ic->ic_opmode = IEEE80211_M_MONITOR; +} + +static struct ieee80211vap * +rtwn_vap_create(struct ieee80211com *ic, const char name[IFNAMSIZ], int unit, + enum ieee80211_opmode opmode, int flags, + const uint8_t bssid[IEEE80211_ADDR_LEN], + const uint8_t mac[IEEE80211_ADDR_LEN]) +{ + struct rtwn_softc *sc = ic->ic_softc; + struct rtwn_vap *uvp; + struct ieee80211vap *vap; + int id = RTWN_VAP_ID_INVALID; + + RTWN_LOCK(sc); + KASSERT(sc->nvaps <= RTWN_PORT_COUNT, + ("nvaps overflow (%d > %d)\n", sc->nvaps, RTWN_PORT_COUNT)); + KASSERT(sc->ap_vaps <= RTWN_PORT_COUNT, + ("ap_vaps overflow (%d > %d)\n", sc->ap_vaps, RTWN_PORT_COUNT)); + KASSERT(sc->bcn_vaps <= RTWN_PORT_COUNT, + ("bcn_vaps overflow (%d > %d)\n", sc->bcn_vaps, RTWN_PORT_COUNT)); + + if (opmode != IEEE80211_M_MONITOR) { + switch (sc->nvaps) { + case 0: + id = 0; + break; + case 1: + if (sc->vaps[1] == NULL) + id = 1; + else if (sc->vaps[0] == NULL) + id = 0; + KASSERT(id != RTWN_VAP_ID_INVALID, + ("no free ports left\n")); + break; + case 2: + default: + goto fail; + } + + if (opmode == IEEE80211_M_IBSS || + opmode == IEEE80211_M_HOSTAP) { + if ((sc->bcn_vaps == 1 && !RTWN_CHIP_HAS_BCNQ1(sc)) || + sc->bcn_vaps == RTWN_PORT_COUNT) + goto fail; + } + } + + switch (opmode) { + case IEEE80211_M_HOSTAP: + sc->ap_vaps++; + /* FALLTHROUGH */ + case IEEE80211_M_IBSS: + sc->bcn_vaps++; + /* FALLTHROUGH */ + case IEEE80211_M_STA: + sc->nvaps++; + break; + case IEEE80211_M_MONITOR: + sc->mon_vaps++; + break; + default: + KASSERT(0, ("unknown opmode %d\n", opmode)); + goto fail; + } + RTWN_UNLOCK(sc); + + uvp = malloc(sizeof(struct rtwn_vap), M_80211_VAP, M_WAITOK | M_ZERO); + uvp->id = id; + if (id != RTWN_VAP_ID_INVALID) { + RTWN_LOCK(sc); + sc->vaps[id] = uvp; + RTWN_UNLOCK(sc); + } + vap = &uvp->vap; + /* enable s/w bmiss handling for sta mode */ + + if (ieee80211_vap_setup(ic, vap, name, unit, opmode, + flags | IEEE80211_CLONE_NOBEACONS, bssid) != 0) { + /* out of memory */ + free(uvp, M_80211_VAP); + + RTWN_LOCK(sc); + rtwn_vap_decrement_counters(sc, opmode, id); + RTWN_UNLOCK(sc); + + return (NULL); + } + + rtwn_beacon_init(sc, &uvp->bcn_desc.txd[0], uvp->id); + rtwn_vap_preattach(sc, vap); + + /* override state transition machine */ + uvp->newstate = vap->iv_newstate; + if (opmode == IEEE80211_M_MONITOR) + vap->iv_newstate = rtwn_monitor_newstate; + else + vap->iv_newstate = rtwn_newstate; + vap->iv_update_beacon = rtwn_update_beacon; + vap->iv_reset = rtwn_ioctl_reset; + vap->iv_key_alloc = rtwn_key_alloc; + vap->iv_key_set = rtwn_key_set; + vap->iv_key_delete = rtwn_key_delete; + vap->iv_max_aid = sc->macid_limit; + + /* 802.11n parameters */ + vap->iv_ampdu_density = IEEE80211_HTCAP_MPDUDENSITY_16; + vap->iv_ampdu_rxmax = IEEE80211_HTCAP_MAXRXAMPDU_64K; + + TIMEOUT_TASK_INIT(taskqueue_thread, &uvp->tx_beacon_csa, 0, + rtwn_tx_beacon_csa, vap); + if (opmode == IEEE80211_M_IBSS) { + uvp->recv_mgmt = vap->iv_recv_mgmt; + vap->iv_recv_mgmt = rtwn_adhoc_recv_mgmt; + TASK_INIT(&uvp->tsf_sync_adhoc_task, 0, + rtwn_tsf_sync_adhoc_task, vap); + callout_init(&uvp->tsf_sync_adhoc, 0); + } + + /* + * NB: driver can select net80211 RA even when user requests + * another mechanism. + */ + ieee80211_ratectl_init(vap); + + /* complete setup */ + ieee80211_vap_attach(vap, ieee80211_media_change, + ieee80211_media_status, mac); + + RTWN_LOCK(sc); + rtwn_set_ic_opmode(sc); + if (sc->sc_flags & RTWN_RUNNING) { + if (uvp->id != RTWN_VAP_ID_INVALID) + rtwn_set_macaddr(sc, vap->iv_myaddr, uvp->id); + + rtwn_rxfilter_update(sc); + } + RTWN_UNLOCK(sc); + + return (vap); + +fail: + RTWN_UNLOCK(sc); + return (NULL); +} + +static void +rtwn_vap_delete(struct ieee80211vap *vap) +{ + struct ieee80211com *ic = vap->iv_ic; + struct rtwn_softc *sc = ic->ic_softc; + struct rtwn_vap *uvp = RTWN_VAP(vap); + + /* Put vap into INIT state + stop device if needed. */ + ieee80211_stop(vap); + ieee80211_draintask(ic, &vap->iv_nstate_task); + ieee80211_draintask(ic, &ic->ic_parent_task); + + RTWN_LOCK(sc); + /* Cancel any unfinished Tx. */ + rtwn_reset_lists(sc, vap); + if (uvp->bcn_mbuf != NULL) + m_freem(uvp->bcn_mbuf); + rtwn_vap_decrement_counters(sc, vap->iv_opmode, uvp->id); + rtwn_set_ic_opmode(sc); + if (sc->sc_flags & RTWN_RUNNING) + rtwn_rxfilter_update(sc); + RTWN_UNLOCK(sc); + + if (vap->iv_opmode == IEEE80211_M_IBSS) { + ieee80211_draintask(ic, &uvp->tsf_sync_adhoc_task); + callout_drain(&uvp->tsf_sync_adhoc); + } + + ieee80211_ratectl_deinit(vap); + ieee80211_vap_detach(vap); + free(uvp, M_80211_VAP); +} + +static int +rtwn_read_chipid(struct rtwn_softc *sc) +{ + uint32_t reg; + + reg = rtwn_read_4(sc, R92C_SYS_CFG); + if (reg & R92C_SYS_CFG_TRP_VAUX_EN) /* test chip */ + return (EOPNOTSUPP); + + rtwn_read_chipid_vendor(sc, reg); + + return (0); +} + +static int +rtwn_ioctl_reset(struct ieee80211vap *vap, u_long cmd) +{ + int error; + + switch (cmd) { +#ifndef RTWN_WITHOUT_UCODE + case IEEE80211_IOC_POWERSAVE: + case IEEE80211_IOC_POWERSAVESLEEP: + { + struct rtwn_softc *sc = vap->iv_ic->ic_softc; + struct rtwn_vap *uvp = RTWN_VAP(vap); + + if (vap->iv_opmode == IEEE80211_M_STA && uvp->id == 0) { + RTWN_LOCK(sc); + if (sc->sc_flags & RTWN_RUNNING) + error = rtwn_set_pwrmode(sc, vap, 1); + else + error = 0; + RTWN_UNLOCK(sc); + if (error != 0) + error = ENETRESET; + } else + error = EOPNOTSUPP; + break; + } +#endif + case IEEE80211_IOC_SHORTGI: + case IEEE80211_IOC_RTSTHRESHOLD: + case IEEE80211_IOC_PROTMODE: + case IEEE80211_IOC_HTPROTMODE: + error = 0; + break; + default: + error = ENETRESET; + break; + } + + return (error); +} + +#ifndef RTWN_WITHOUT_UCODE +static void +rtwn_set_media_status(struct rtwn_softc *sc, union sec_param *data) +{ + sc->sc_set_media_status(sc, data->macid); +} + +static int +rtwn_tx_fwpkt_check(struct rtwn_softc *sc, struct ieee80211vap *vap) +{ + int ntries, error; + + for (ntries = 0; ntries < 5; ntries++) { + error = rtwn_push_nulldata(sc, vap); + if (error == 0) + break; + } + if (ntries == 5) { + device_printf(sc->sc_dev, + "%s: cannot push f/w frames into chip, error %d!\n", + __func__, error); + return (error); + } + + return (0); +} + +static int +rtwn_construct_nulldata(struct rtwn_softc *sc, struct ieee80211vap *vap, + uint8_t *ptr, int qos) +{ + struct rtwn_vap *uvp = RTWN_VAP(vap); + struct ieee80211com *ic = &sc->sc_ic; + struct rtwn_tx_desc_common *txd; + struct ieee80211_frame *wh; + int pktlen; + + /* XXX obtain from net80211 */ + wh = (struct ieee80211_frame *)(ptr + sc->txdesc_len); + wh->i_fc[0] = IEEE80211_FC0_VERSION_0 | IEEE80211_FC0_TYPE_DATA; + wh->i_fc[1] = IEEE80211_FC1_DIR_TODS; + IEEE80211_ADDR_COPY(wh->i_addr1, vap->iv_bss->ni_bssid); + IEEE80211_ADDR_COPY(wh->i_addr2, vap->iv_myaddr); + IEEE80211_ADDR_COPY(wh->i_addr3, vap->iv_bss->ni_macaddr); + + txd = (struct rtwn_tx_desc_common *)ptr; + txd->offset = sc->txdesc_len; + pktlen = sc->txdesc_len; + if (qos) { + struct ieee80211_qosframe *qwh; + const int tid = WME_AC_TO_TID(WME_AC_BE); + + qwh = (struct ieee80211_qosframe *)wh; + qwh->i_fc[0] |= IEEE80211_FC0_SUBTYPE_QOS_NULL; + qwh->i_qos[0] = tid & IEEE80211_QOS_TID; + + txd->pktlen = htole16(sizeof(struct ieee80211_qosframe)); + pktlen += sizeof(struct ieee80211_qosframe); + } else { + wh->i_fc[0] |= IEEE80211_FC0_SUBTYPE_NODATA; + + txd->pktlen = htole16(sizeof(struct ieee80211_frame)); + pktlen += sizeof(struct ieee80211_frame); + } + + rtwn_fill_tx_desc_null(sc, ptr, + ic->ic_curmode == IEEE80211_MODE_11B, qos, uvp->id); + + return (pktlen); +} + +static int +rtwn_push_nulldata(struct rtwn_softc *sc, struct ieee80211vap *vap) +{ + struct rtwn_vap *uvp = RTWN_VAP(vap); + struct ieee80211com *ic = vap->iv_ic; + struct ieee80211_channel *c = ic->ic_curchan; + struct mbuf *m; + uint8_t *ptr; + int required_size, bcn_size, null_size, null_data, error; + + if (!(sc->sc_flags & RTWN_FW_LOADED)) + return (0); /* requires firmware */ + + KASSERT(sc->page_size > 0, ("page size was not set!\n")); + + /* Leave some space for beacon (multi-vap) */ + bcn_size = roundup(RTWN_BCN_MAX_SIZE, sc->page_size); + /* 1 page for Null Data + 1 page for Qos Null Data frames. */ + required_size = bcn_size + sc->page_size * 2; + + m = m_get2(required_size, M_NOWAIT, MT_DATA, M_PKTHDR); + if (m == NULL) + return (ENOMEM); + + /* Setup beacon descriptor. */ + rtwn_beacon_set_rate(sc, &uvp->bcn_desc.txd[0], + IEEE80211_IS_CHAN_5GHZ(c)); + + ptr = mtod(m, uint8_t *); + memset(ptr, 0, required_size - sc->txdesc_len); + + /* Construct Null Data frame. */ + ptr += bcn_size - sc->txdesc_len; + null_size = rtwn_construct_nulldata(sc, vap, ptr, 0); + KASSERT(null_size < sc->page_size, + ("recalculate size for Null Data frame\n")); + + /* Construct Qos Null Data frame. */ + ptr += roundup(null_size, sc->page_size); + null_size = rtwn_construct_nulldata(sc, vap, ptr, 1); + KASSERT(null_size < sc->page_size, + ("recalculate size for Qos Null Data frame\n")); + + /* Do not try to detect a beacon here. */ + rtwn_setbits_1_shift(sc, R92C_CR, 0, R92C_CR_ENSWBCN, 1); + rtwn_setbits_1_shift(sc, R92C_FWHW_TXQ_CTRL, + R92C_FWHW_TXQ_CTRL_REAL_BEACON, 0, 2); + + if (uvp->bcn_mbuf != NULL) { + rtwn_beacon_unload(sc, uvp->id); + m_freem(uvp->bcn_mbuf); + } + + m->m_pkthdr.len = m->m_len = required_size - sc->txdesc_len; + uvp->bcn_mbuf = m; + + error = rtwn_tx_beacon_check(sc, uvp); + if (error != 0) { + RTWN_DPRINTF(sc, RTWN_DEBUG_BEACON, + "%s: frame was not recognized!\n", __func__); + goto fail; + } + + /* Setup addresses in firmware. */ + null_data = howmany(bcn_size, sc->page_size); + error = rtwn_set_rsvd_page(sc, 0, null_data, null_data + 1); + if (error != 0) { + device_printf(sc->sc_dev, + "%s: CMD_RSVD_PAGE was not sent, error %d\n", + __func__, error); + goto fail; + } + +fail: + /* Re-enable beacon detection. */ + rtwn_setbits_1_shift(sc, R92C_FWHW_TXQ_CTRL, + 0, R92C_FWHW_TXQ_CTRL_REAL_BEACON, 2); + rtwn_setbits_1_shift(sc, R92C_CR, R92C_CR_ENSWBCN, 0, 1); + + /* Restore beacon (if present). */ + if (sc->bcn_vaps > 0 && sc->vaps[!uvp->id] != NULL) { + struct rtwn_vap *uvp2 = sc->vaps[!uvp->id]; + + if (uvp2->curr_mode != R92C_MSR_NOLINK) + error = rtwn_tx_beacon_check(sc, uvp2); + } + + return (error); +} + +static void +rtwn_pwrmode_init(void *arg) +{ + struct rtwn_softc *sc = arg; + + rtwn_cmd_sleepable(sc, NULL, 0, rtwn_set_pwrmode_cb); +} + +static void +rtwn_set_pwrmode_cb(struct rtwn_softc *sc, union sec_param *data) +{ + struct ieee80211vap *vap = &sc->vaps[0]->vap; + + if (vap != NULL) + rtwn_set_pwrmode(sc, vap, 1); +} +#endif + +static void +rtwn_tsf_sync_adhoc(void *arg) +{ + struct ieee80211vap *vap = arg; + struct ieee80211com *ic = vap->iv_ic; + struct rtwn_vap *uvp = RTWN_VAP(vap); + + if (uvp->curr_mode != R92C_MSR_NOLINK) { + /* Do it in process context. */ + ieee80211_runtask(ic, &uvp->tsf_sync_adhoc_task); + } +} + +/* + * Workaround for TSF synchronization: + * when BSSID filter in IBSS mode is not set + * (and TSF synchronization is enabled), then any beacon may update it. + * This routine synchronizes it when BSSID matching is enabled (IBSS merge + * is not possible during this period). + * + * NOTE: there is no race with rtwn_newstate(), since it uses the same + * taskqueue. + */ +static void +rtwn_tsf_sync_adhoc_task(void *arg, int pending) +{ + struct ieee80211vap *vap = arg; + struct rtwn_vap *uvp = RTWN_VAP(vap); + struct rtwn_softc *sc = vap->iv_ic->ic_softc; + struct ieee80211_node *ni; + + RTWN_LOCK(sc); + ni = ieee80211_ref_node(vap->iv_bss); + + /* Accept beacons with the same BSSID. */ + rtwn_set_rx_bssid_all(sc, 0); + + /* Deny RCR updates. */ + sc->sc_flags |= RTWN_RCR_LOCKED; + + /* Enable synchronization. */ + rtwn_setbits_1(sc, R92C_BCN_CTRL(uvp->id), + R92C_BCN_CTRL_DIS_TSF_UDT0, 0); + + /* Synchronize. */ + rtwn_delay(sc, ni->ni_intval * 5 * 1000); + + /* Disable synchronization. */ + rtwn_setbits_1(sc, R92C_BCN_CTRL(uvp->id), + 0, R92C_BCN_CTRL_DIS_TSF_UDT0); + + /* Accept all beacons. */ + sc->sc_flags &= ~RTWN_RCR_LOCKED; + rtwn_set_rx_bssid_all(sc, 1); + + /* Schedule next TSF synchronization. */ + callout_reset(&uvp->tsf_sync_adhoc, 60*hz, rtwn_tsf_sync_adhoc, vap); + + ieee80211_free_node(ni); + RTWN_UNLOCK(sc); +} + +static void +rtwn_tsf_sync_enable(struct rtwn_softc *sc, struct ieee80211vap *vap) +{ + struct ieee80211com *ic = &sc->sc_ic; + struct rtwn_vap *uvp = RTWN_VAP(vap); + + /* Reset TSF. */ + rtwn_write_1(sc, R92C_DUAL_TSF_RST, R92C_DUAL_TSF_RESET(uvp->id)); + + switch (vap->iv_opmode) { + case IEEE80211_M_STA: + /* Enable TSF synchronization. */ + rtwn_setbits_1(sc, R92C_BCN_CTRL(uvp->id), + R92C_BCN_CTRL_DIS_TSF_UDT0, 0); + break; + case IEEE80211_M_IBSS: + ieee80211_runtask(ic, &uvp->tsf_sync_adhoc_task); + /* FALLTHROUGH */ + case IEEE80211_M_HOSTAP: + /* Enable beaconing. */ + rtwn_beacon_enable(sc, uvp->id, 1); + break; + default: + device_printf(sc->sc_dev, "undefined opmode %d\n", + vap->iv_opmode); + return; + } +} + +static void +rtwn_set_ack_preamble(struct rtwn_softc *sc) +{ + struct ieee80211com *ic = &sc->sc_ic; + uint32_t reg; + + reg = rtwn_read_4(sc, R92C_WMAC_TRXPTCL_CTL); + if (ic->ic_flags & IEEE80211_F_SHPREAMBLE) + reg |= R92C_WMAC_TRXPTCL_SHPRE; + else + reg &= ~R92C_WMAC_TRXPTCL_SHPRE; + rtwn_write_4(sc, R92C_WMAC_TRXPTCL_CTL, reg); +} + +static void +rtwn_set_mode(struct rtwn_softc *sc, uint8_t mode, int id) +{ + + rtwn_setbits_1(sc, R92C_MSR, R92C_MSR_MASK << id * 2, mode << id * 2); + if (sc->vaps[id] != NULL) + sc->vaps[id]->curr_mode = mode; +} + +static int +rtwn_monitor_newstate(struct ieee80211vap *vap, enum ieee80211_state nstate, + int arg) +{ + struct ieee80211com *ic = vap->iv_ic; + struct rtwn_softc *sc = ic->ic_softc; + struct rtwn_vap *uvp = RTWN_VAP(vap); + + RTWN_DPRINTF(sc, RTWN_DEBUG_STATE, "%s -> %s\n", + ieee80211_state_name[vap->iv_state], + ieee80211_state_name[nstate]); + + if (vap->iv_state != nstate) { + IEEE80211_UNLOCK(ic); + RTWN_LOCK(sc); + + switch (nstate) { + case IEEE80211_S_INIT: + sc->vaps_running--; + sc->monvaps_running--; + + if (sc->vaps_running == 0) { + /* Turn link LED off. */ + rtwn_set_led(sc, RTWN_LED_LINK, 0); + } + break; + case IEEE80211_S_RUN: + sc->vaps_running++; + sc->monvaps_running++; + + if (sc->vaps_running == 1) { + /* Turn link LED on. */ + rtwn_set_led(sc, RTWN_LED_LINK, 1); + } + break; + default: + /* NOTREACHED */ + break; + } + + RTWN_UNLOCK(sc); + IEEE80211_LOCK(ic); + } + + return (uvp->newstate(vap, nstate, arg)); +} + +static int +rtwn_newstate(struct ieee80211vap *vap, enum ieee80211_state nstate, int arg) +{ + struct rtwn_vap *uvp = RTWN_VAP(vap); + struct ieee80211com *ic = vap->iv_ic; + struct rtwn_softc *sc = ic->ic_softc; + enum ieee80211_state ostate; + int error, early_newstate; + + ostate = vap->iv_state; + RTWN_DPRINTF(sc, RTWN_DEBUG_STATE, "%s -> %s\n", + ieee80211_state_name[ostate], ieee80211_state_name[nstate]); + + if (vap->iv_bss->ni_chan == IEEE80211_CHAN_ANYC && + ostate == IEEE80211_S_INIT && nstate == IEEE80211_S_RUN) { + /* need to call iv_newstate() firstly */ + error = uvp->newstate(vap, nstate, arg); + if (error != 0) + return (error); + + early_newstate = 1; + } else + early_newstate = 0; + + if (ostate == IEEE80211_S_CSA) { + taskqueue_cancel_timeout(taskqueue_thread, + &uvp->tx_beacon_csa, NULL); + + /* + * In multi-vap case second counter may not be cleared + * properly. + */ + vap->iv_csa_count = 0; + } + IEEE80211_UNLOCK(ic); + RTWN_LOCK(sc); + + if (ostate == IEEE80211_S_CSA) { + /* Unblock all queues (multi-vap case). */ + rtwn_write_1(sc, R92C_TXPAUSE, 0); + } + + if ((ostate == IEEE80211_S_RUN && nstate != IEEE80211_S_CSA) || + ostate == IEEE80211_S_CSA) { + sc->vaps_running--; + + /* Set media status to 'No Link'. */ + rtwn_set_mode(sc, R92C_MSR_NOLINK, uvp->id); + + if (vap->iv_opmode == IEEE80211_M_IBSS) { + /* Stop periodical TSF synchronization. */ + callout_stop(&uvp->tsf_sync_adhoc); + } + + /* Disable TSF synchronization / beaconing. */ + rtwn_beacon_enable(sc, uvp->id, 0); + rtwn_setbits_1(sc, R92C_BCN_CTRL(uvp->id), + 0, R92C_BCN_CTRL_DIS_TSF_UDT0); + + /* NB: monitor mode vaps are using port 0. */ + if (uvp->id != 0 || sc->monvaps_running == 0) { + /* Reset TSF. */ + rtwn_write_1(sc, R92C_DUAL_TSF_RST, + R92C_DUAL_TSF_RESET(uvp->id)); + } + +#ifndef RTWN_WITHOUT_UCODE + if ((ic->ic_caps & IEEE80211_C_PMGT) != 0 && uvp->id == 0) { + /* Disable power management. */ + callout_stop(&sc->sc_pwrmode_init); + rtwn_set_pwrmode(sc, vap, 0); + } +#endif + if (sc->vaps_running - sc->monvaps_running > 0) { + /* Recalculate basic rates bitmap. */ + rtwn_calc_basicrates(sc); + } + + if (sc->vaps_running == sc->monvaps_running) { + /* Stop calibration. */ + callout_stop(&sc->sc_calib_to); + + /* Stop Rx of data frames. */ + rtwn_write_2(sc, R92C_RXFLTMAP2, 0); + + /* Reset EDCA parameters. */ + rtwn_write_4(sc, R92C_EDCA_VO_PARAM, 0x002f3217); + rtwn_write_4(sc, R92C_EDCA_VI_PARAM, 0x005e4317); + rtwn_write_4(sc, R92C_EDCA_BE_PARAM, 0x00105320); + rtwn_write_4(sc, R92C_EDCA_BK_PARAM, 0x0000a444); + + if (sc->vaps_running == 0) { + /* Turn link LED off. */ + rtwn_set_led(sc, RTWN_LED_LINK, 0); + } + } + } + + error = 0; + switch (nstate) { + case IEEE80211_S_SCAN: + /* Pause AC Tx queues. */ + if (sc->vaps_running == 0) + rtwn_setbits_1(sc, R92C_TXPAUSE, 0, R92C_TX_QUEUE_AC); + break; + case IEEE80211_S_RUN: + error = rtwn_run(sc, vap); + if (error != 0) { + device_printf(sc->sc_dev, + "%s: could not move to RUN state\n", __func__); + break; + } + + sc->vaps_running++; + break; + case IEEE80211_S_CSA: + /* Block all Tx queues (except beacon queue). */ + rtwn_setbits_1(sc, R92C_TXPAUSE, 0, + R92C_TX_QUEUE_AC | R92C_TX_QUEUE_MGT | R92C_TX_QUEUE_HIGH); + break; + default: + break; + } + + RTWN_UNLOCK(sc); + IEEE80211_LOCK(ic); + if (error != 0) + return (error); + + return (early_newstate ? 0 : uvp->newstate(vap, nstate, arg)); +} + +static void +rtwn_calc_basicrates(struct rtwn_softc *sc) +{ + struct ieee80211com *ic = &sc->sc_ic; + uint32_t basicrates; + int i; + + RTWN_ASSERT_LOCKED(sc); + + if (ic->ic_flags & IEEE80211_F_SCAN) + return; /* will be done by rtwn_scan_end(). */ + + basicrates = 0; + for (i = 0; i < nitems(sc->vaps); i++) { + struct rtwn_vap *rvp; + struct ieee80211vap *vap; + struct ieee80211_node *ni; + uint32_t rates; + + rvp = sc->vaps[i]; + if (rvp == NULL || rvp->curr_mode == R92C_MSR_NOLINK) + continue; + + vap = &rvp->vap; + if (vap->iv_bss == NULL) + continue; + + ni = ieee80211_ref_node(vap->iv_bss); + rtwn_get_rates(sc, &ni->ni_rates, NULL, &rates, NULL, 1); + basicrates |= rates; + ieee80211_free_node(ni); + } + + if (basicrates == 0) + return; + + /* XXX initial RTS rate? */ + rtwn_set_basicrates(sc, basicrates); +} + +static int +rtwn_run(struct rtwn_softc *sc, struct ieee80211vap *vap) +{ + struct ieee80211com *ic = vap->iv_ic; + struct rtwn_vap *uvp = RTWN_VAP(vap); + struct ieee80211_node *ni; + uint8_t mode; + int error; + + RTWN_ASSERT_LOCKED(sc); + + error = 0; + ni = ieee80211_ref_node(vap->iv_bss); + + if (ic->ic_bsschan == IEEE80211_CHAN_ANYC || + ni->ni_chan == IEEE80211_CHAN_ANYC) { + error = EINVAL; + goto fail; + } + + switch (vap->iv_opmode) { + case IEEE80211_M_STA: + mode = R92C_MSR_INFRA; + break; + case IEEE80211_M_IBSS: + mode = R92C_MSR_ADHOC; + break; + case IEEE80211_M_HOSTAP: + mode = R92C_MSR_AP; + break; + default: + KASSERT(0, ("undefined opmode %d\n", vap->iv_opmode)); + error = EINVAL; + goto fail; + } + + /* Set media status to 'Associated'. */ + rtwn_set_mode(sc, mode, uvp->id); + + /* Set AssocID. */ + /* XXX multi-vap? */ + rtwn_write_2(sc, R92C_BCN_PSR_RPT, + 0xc000 | IEEE80211_NODE_AID(ni)); + + /* Set BSSID. */ + rtwn_set_bssid(sc, ni->ni_bssid, uvp->id); + + /* Set beacon interval. */ + rtwn_write_2(sc, R92C_BCN_INTERVAL(uvp->id), ni->ni_intval); + + if (sc->vaps_running == sc->monvaps_running) { + /* Enable Rx of data frames. */ + rtwn_write_2(sc, R92C_RXFLTMAP2, 0xffff); + + /* Flush all AC queues. */ + rtwn_write_1(sc, R92C_TXPAUSE, 0); + } + +#ifndef RTWN_WITHOUT_UCODE + /* Upload (QoS) Null Data frame to firmware. */ + /* Note: do this for port 0 only. */ + if ((ic->ic_caps & IEEE80211_C_PMGT) != 0 && + vap->iv_opmode == IEEE80211_M_STA && uvp->id == 0) { + error = rtwn_tx_fwpkt_check(sc, vap); + if (error != 0) + goto fail; + + /* Setup power management. */ + /* + * NB: it will be enabled immediately - delay it, + * so 4-Way handshake will not be interrupted. + */ + callout_reset(&sc->sc_pwrmode_init, 5*hz, + rtwn_pwrmode_init, sc); + } +#endif + + /* Enable TSF synchronization. */ + rtwn_tsf_sync_enable(sc, vap); + + if (vap->iv_opmode == IEEE80211_M_HOSTAP || + vap->iv_opmode == IEEE80211_M_IBSS) { + error = rtwn_setup_beacon(sc, ni); + if (error != 0) { + device_printf(sc->sc_dev, + "unable to push beacon into the chip, " + "error %d\n", error); + goto fail; + } + } + + /* Set ACK preamble type. */ + rtwn_set_ack_preamble(sc); + + /* Set basic rates mask. */ + rtwn_calc_basicrates(sc); + +#ifdef RTWN_TODO + rtwn_write_1(sc, R92C_SIFS_CCK + 1, 10); + rtwn_write_1(sc, R92C_SIFS_OFDM + 1, 10); + rtwn_write_1(sc, R92C_SPEC_SIFS + 1, 10); + rtwn_write_1(sc, R92C_MAC_SPEC_SIFS + 1, 10); + rtwn_write_1(sc, R92C_R2T_SIFS + 1, 10); + rtwn_write_1(sc, R92C_T2T_SIFS + 1, 10); +#endif + + if (sc->vaps_running == sc->monvaps_running) { + /* Reset temperature calibration state machine. */ + sc->sc_flags &= ~RTWN_TEMP_MEASURED; + sc->thcal_temp = sc->thermal_meter; + + /* Start periodic calibration. */ + callout_reset(&sc->sc_calib_to, 2*hz, rtwn_calib_to, + sc); + + if (sc->vaps_running == 0) { + /* Turn link LED on. */ + rtwn_set_led(sc, RTWN_LED_LINK, 1); + } + } + +fail: + ieee80211_free_node(ni); + + return (error); +} + +#ifndef D4054 +static void +rtwn_watchdog(void *arg) +{ + struct rtwn_softc *sc = arg; + struct ieee80211com *ic = &sc->sc_ic; + + RTWN_ASSERT_LOCKED(sc); + + KASSERT(sc->sc_flags & RTWN_RUNNING, ("not running")); + + if (sc->sc_tx_timer != 0 && --sc->sc_tx_timer == 0) { + ic_printf(ic, "device timeout\n"); + ieee80211_restart_all(ic); + return; + } + callout_reset(&sc->sc_watchdog_to, hz, rtwn_watchdog, sc); +} +#endif + +static void +rtwn_parent(struct ieee80211com *ic) +{ + struct rtwn_softc *sc = ic->ic_softc; + struct ieee80211vap *vap; + + if (ic->ic_nrunning > 0) { + if (rtwn_init(sc) != 0) { + IEEE80211_LOCK(ic); + TAILQ_FOREACH(vap, &ic->ic_vaps, iv_next) + ieee80211_stop_locked(vap); + IEEE80211_UNLOCK(ic); + } else + ieee80211_start_all(ic); + } else + rtwn_stop(sc); +} + + +static int +rtwn_llt_write(struct rtwn_softc *sc, uint32_t addr, uint32_t data) +{ + int ntries, error; + + error = rtwn_write_4(sc, R92C_LLT_INIT, + SM(R92C_LLT_INIT_OP, R92C_LLT_INIT_OP_WRITE) | + SM(R92C_LLT_INIT_ADDR, addr) | + SM(R92C_LLT_INIT_DATA, data)); + if (error != 0) + return (error); + /* Wait for write operation to complete. */ + for (ntries = 0; ntries < 20; ntries++) { + if (MS(rtwn_read_4(sc, R92C_LLT_INIT), R92C_LLT_INIT_OP) == + R92C_LLT_INIT_OP_NO_ACTIVE) + return (0); + rtwn_delay(sc, 10); + } + return (ETIMEDOUT); +} + +static int +rtwn_llt_init(struct rtwn_softc *sc) +{ + int i, error; + + /* Reserve pages [0; page_count]. */ + for (i = 0; i < sc->page_count; i++) { + if ((error = rtwn_llt_write(sc, i, i + 1)) != 0) + return (error); + } + /* NB: 0xff indicates end-of-list. */ + if ((error = rtwn_llt_write(sc, i, 0xff)) != 0) + return (error); + /* + * Use pages [page_count + 1; pktbuf_count - 1] + * as ring buffer. + */ + for (++i; i < sc->pktbuf_count - 1; i++) { + if ((error = rtwn_llt_write(sc, i, i + 1)) != 0) + return (error); + } + /* Make the last page point to the beginning of the ring buffer. */ + error = rtwn_llt_write(sc, i, sc->page_count + 1); + return (error); +} + +static int +rtwn_dma_init(struct rtwn_softc *sc) +{ +#define RTWN_CHK(res) do { \ + if (res != 0) \ + return (EIO); \ +} while(0) + uint16_t reg; + uint8_t tx_boundary; + int error; + + /* Initialize LLT table. */ + error = rtwn_llt_init(sc); + if (error != 0) + return (error); + + /* Set the number of pages for each queue. */ + RTWN_DPRINTF(sc, RTWN_DEBUG_RESET, + "%s: pages per queue: high %d, normal %d, low %d, public %d\n", + __func__, sc->nhqpages, sc->nnqpages, sc->nlqpages, + sc->npubqpages); + + RTWN_CHK(rtwn_write_1(sc, R92C_RQPN_NPQ, sc->nnqpages)); + RTWN_CHK(rtwn_write_4(sc, R92C_RQPN, + /* Set number of pages for public queue. */ + SM(R92C_RQPN_PUBQ, sc->npubqpages) | + /* Set number of pages for high priority queue. */ + SM(R92C_RQPN_HPQ, sc->nhqpages) | + /* Set number of pages for low priority queue. */ + SM(R92C_RQPN_LPQ, sc->nlqpages) | + /* Load values. */ + R92C_RQPN_LD)); + + /* Initialize TX buffer boundary. */ + KASSERT(sc->page_count < 255 && sc->page_count > 0, + ("page_count is %d\n", sc->page_count)); + tx_boundary = sc->page_count + 1; + RTWN_CHK(rtwn_write_1(sc, R92C_TXPKTBUF_BCNQ_BDNY, tx_boundary)); + RTWN_CHK(rtwn_write_1(sc, R92C_TXPKTBUF_MGQ_BDNY, tx_boundary)); + RTWN_CHK(rtwn_write_1(sc, R92C_TXPKTBUF_WMAC_LBK_BF_HD, tx_boundary)); + RTWN_CHK(rtwn_write_1(sc, R92C_TRXFF_BNDY, tx_boundary)); + RTWN_CHK(rtwn_write_1(sc, R92C_TDECTRL + 1, tx_boundary)); + + error = rtwn_init_bcnq1_boundary(sc); + if (error != 0) + return (error); + + /* Set queue to USB pipe mapping. */ + /* Note: PCIe devices are using some magic number here. */ + reg = rtwn_get_qmap(sc); + RTWN_CHK(rtwn_setbits_2(sc, R92C_TRXDMA_CTRL, + R92C_TRXDMA_CTRL_QMAP_M, reg)); + + /* Configure Tx/Rx DMA (PCIe). */ + rtwn_set_desc_addr(sc); + + /* Set Tx/Rx transfer page boundary. */ + RTWN_CHK(rtwn_write_2(sc, R92C_TRXFF_BNDY + 2, + sc->rx_dma_size - 1)); + + /* Set Tx/Rx transfer page size. */ + rtwn_set_page_size(sc); + + return (0); +} + +static int +rtwn_mac_init(struct rtwn_softc *sc) +{ + int i, error; + + /* Write MAC initialization values. */ + for (i = 0; i < sc->mac_size; i++) { + error = rtwn_write_1(sc, sc->mac_prog[i].reg, + sc->mac_prog[i].val); + if (error != 0) + return (error); + } + + return (0); +} + +static void +rtwn_mrr_init(struct rtwn_softc *sc) +{ + int i; + + /* Drop rate index by 1 per retry. */ + for (i = 0; i < R92C_DARFRC_SIZE; i++) { + rtwn_write_1(sc, R92C_DARFRC + i, i + 1); + rtwn_write_1(sc, R92C_RARFRC + i, i + 1); + } +} + +static void +rtwn_scan_start(struct ieee80211com *ic) +{ + struct rtwn_softc *sc = ic->ic_softc; + + RTWN_LOCK(sc); + /* Pause beaconing. */ + rtwn_setbits_1(sc, R92C_TXPAUSE, 0, R92C_TX_QUEUE_BCN); + /* Receive beacons / probe responses from any BSSID. */ + if (sc->bcn_vaps == 0) + rtwn_set_rx_bssid_all(sc, 1); + RTWN_UNLOCK(sc); +} + +static void +rtwn_scan_curchan(struct ieee80211_scan_state *ss, unsigned long maxdwell) +{ + struct rtwn_softc *sc = ss->ss_ic->ic_softc; + + /* Make link LED blink during scan. */ + RTWN_LOCK(sc); + rtwn_set_led(sc, RTWN_LED_LINK, !sc->ledlink); + RTWN_UNLOCK(sc); + + sc->sc_scan_curchan(ss, maxdwell); +} + +static void +rtwn_scan_end(struct ieee80211com *ic) +{ + struct rtwn_softc *sc = ic->ic_softc; + + RTWN_LOCK(sc); + /* Restore limitations. */ + if (ic->ic_promisc == 0 && sc->bcn_vaps == 0) + rtwn_set_rx_bssid_all(sc, 0); + + /* Restore LED state. */ + rtwn_set_led(sc, RTWN_LED_LINK, (sc->vaps_running != 0)); + + /* Restore basic rates mask. */ + rtwn_calc_basicrates(sc); + + /* Resume beaconing. */ + rtwn_setbits_1(sc, R92C_TXPAUSE, R92C_TX_QUEUE_BCN, 0); + RTWN_UNLOCK(sc); +} + +static void +rtwn_getradiocaps(struct ieee80211com *ic, + int maxchans, int *nchans, struct ieee80211_channel chans[]) +{ + struct rtwn_softc *sc = ic->ic_softc; + uint8_t bands[IEEE80211_MODE_BYTES]; + int i; + + memset(bands, 0, sizeof(bands)); + setbit(bands, IEEE80211_MODE_11B); + setbit(bands, IEEE80211_MODE_11G); + setbit(bands, IEEE80211_MODE_11NG); + ieee80211_add_channel_list_2ghz(chans, maxchans, nchans, + rtwn_chan_2ghz, nitems(rtwn_chan_2ghz), bands, + !!(ic->ic_htcaps & IEEE80211_HTCAP_CHWIDTH40)); + + /* XXX workaround add_channel_list() limitations */ + setbit(bands, IEEE80211_MODE_11A); + setbit(bands, IEEE80211_MODE_11NA); + for (i = 0; i < nitems(sc->chan_num_5ghz); i++) { + if (sc->chan_num_5ghz[i] == 0) + continue; + + ieee80211_add_channel_list_5ghz(chans, maxchans, nchans, + sc->chan_list_5ghz[i], sc->chan_num_5ghz[i], bands, + !!(ic->ic_htcaps & IEEE80211_HTCAP_CHWIDTH40)); + } +} + +static void +rtwn_update_chw(struct ieee80211com *ic) +{ +} + +static void +rtwn_set_channel(struct ieee80211com *ic) +{ + struct rtwn_softc *sc = ic->ic_softc; + struct ieee80211_channel *c = ic->ic_curchan; + + RTWN_LOCK(sc); + rtwn_set_chan(sc, c); + sc->sc_rxtap.wr_chan_freq = htole16(c->ic_freq); + sc->sc_rxtap.wr_chan_flags = htole16(c->ic_flags); + sc->sc_txtap.wt_chan_freq = htole16(c->ic_freq); + sc->sc_txtap.wt_chan_flags = htole16(c->ic_flags); + RTWN_UNLOCK(sc); +} + +static int +rtwn_wme_update(struct ieee80211com *ic) +{ + struct ieee80211_channel *c = ic->ic_curchan; + struct rtwn_softc *sc = ic->ic_softc; + struct wmeParams *wmep = sc->cap_wmeParams; + uint8_t aifs, acm, slottime; + int ac; + + /* Prevent possible races. */ + IEEE80211_LOCK(ic); /* XXX */ + RTWN_LOCK(sc); + memcpy(wmep, ic->ic_wme.wme_chanParams.cap_wmeParams, + sizeof(sc->cap_wmeParams)); + RTWN_UNLOCK(sc); + IEEE80211_UNLOCK(ic); + + acm = 0; + slottime = IEEE80211_GET_SLOTTIME(ic); + + RTWN_LOCK(sc); + for (ac = WME_AC_BE; ac < WME_NUM_AC; ac++) { + /* AIFS[AC] = AIFSN[AC] * aSlotTime + aSIFSTime. */ + aifs = wmep[ac].wmep_aifsn * slottime + + (IEEE80211_IS_CHAN_5GHZ(c) ? + IEEE80211_DUR_OFDM_SIFS : IEEE80211_DUR_SIFS); + rtwn_write_4(sc, wme2reg[ac], + SM(R92C_EDCA_PARAM_TXOP, wmep[ac].wmep_txopLimit) | + SM(R92C_EDCA_PARAM_ECWMIN, wmep[ac].wmep_logcwmin) | + SM(R92C_EDCA_PARAM_ECWMAX, wmep[ac].wmep_logcwmax) | + SM(R92C_EDCA_PARAM_AIFS, aifs)); + if (ac != WME_AC_BE) + acm |= wmep[ac].wmep_acm << ac; + } + + if (acm != 0) + acm |= R92C_ACMHWCTRL_EN; + rtwn_setbits_1(sc, R92C_ACMHWCTRL, R92C_ACMHWCTRL_ACM_MASK, acm); + RTWN_UNLOCK(sc); + + return 0; +} + +static void +rtwn_update_slot(struct ieee80211com *ic) +{ + rtwn_cmd_sleepable(ic->ic_softc, NULL, 0, rtwn_update_slot_cb); +} + +static void +rtwn_update_slot_cb(struct rtwn_softc *sc, union sec_param *data) +{ + struct ieee80211com *ic = &sc->sc_ic; + uint8_t slottime; + + slottime = IEEE80211_GET_SLOTTIME(ic); + + RTWN_DPRINTF(sc, RTWN_DEBUG_STATE, "%s: setting slot time to %uus\n", + __func__, slottime); + + rtwn_write_1(sc, R92C_SLOT, slottime); + rtwn_update_aifs(sc, slottime); +} + +static void +rtwn_update_aifs(struct rtwn_softc *sc, uint8_t slottime) +{ + struct ieee80211_channel *c = sc->sc_ic.ic_curchan; + const struct wmeParams *wmep = sc->cap_wmeParams; + uint8_t aifs, ac; + + for (ac = WME_AC_BE; ac < WME_NUM_AC; ac++) { + /* AIFS[AC] = AIFSN[AC] * aSlotTime + aSIFSTime. */ + aifs = wmep[ac].wmep_aifsn * slottime + + (IEEE80211_IS_CHAN_5GHZ(c) ? + IEEE80211_DUR_OFDM_SIFS : IEEE80211_DUR_SIFS); + rtwn_write_1(sc, wme2reg[ac], aifs); + } +} + +static void +rtwn_update_promisc(struct ieee80211com *ic) +{ + struct rtwn_softc *sc = ic->ic_softc; + + RTWN_LOCK(sc); + if (sc->sc_flags & RTWN_RUNNING) + rtwn_set_promisc(sc); + RTWN_UNLOCK(sc); +} + +static void +rtwn_update_mcast(struct ieee80211com *ic) +{ + struct rtwn_softc *sc = ic->ic_softc; + + RTWN_LOCK(sc); + if (sc->sc_flags & RTWN_RUNNING) + rtwn_set_multi(sc); + RTWN_UNLOCK(sc); +} + +static int +rtwn_set_bssid(struct rtwn_softc *sc, const uint8_t *bssid, int id) +{ + int error; + + error = rtwn_write_4(sc, R92C_BSSID(id), le32dec(&bssid[0])); + if (error != 0) + return (error); + error = rtwn_write_2(sc, R92C_BSSID(id) + 4, le16dec(&bssid[4])); + + return (error); +} + +static int +rtwn_set_macaddr(struct rtwn_softc *sc, const uint8_t *addr, int id) +{ + int error; + + error = rtwn_write_4(sc, R92C_MACID(id), le32dec(&addr[0])); + if (error != 0) + return (error); + error = rtwn_write_2(sc, R92C_MACID(id) + 4, le16dec(&addr[4])); + + return (error); +} + +static struct ieee80211_node * +rtwn_node_alloc(struct ieee80211vap *vap, + const uint8_t mac[IEEE80211_ADDR_LEN]) +{ + struct rtwn_node *un; + + un = malloc(sizeof (struct rtwn_node), M_80211_NODE, + M_NOWAIT | M_ZERO); + + if (un == NULL) + return NULL; + + un->id = RTWN_MACID_UNDEFINED; + un->avg_pwdb = -1; + + return &un->ni; +} + +static void +rtwn_newassoc(struct ieee80211_node *ni, int isnew) +{ + struct rtwn_softc *sc = ni->ni_ic->ic_softc; + struct rtwn_node *un = RTWN_NODE(ni); + int id; + + if (!isnew) + return; + + RTWN_NT_LOCK(sc); + for (id = 0; id <= sc->macid_limit; id++) { + if (id != RTWN_MACID_BC && sc->node_list[id] == NULL) { + un->id = id; + sc->node_list[id] = ni; + break; + } + } + RTWN_NT_UNLOCK(sc); + + if (id > sc->macid_limit) { + device_printf(sc->sc_dev, "%s: node table is full\n", + __func__); + return; + } + +#ifndef RTWN_WITHOUT_UCODE + /* Notify firmware. */ + id |= RTWN_MACID_VALID; + rtwn_cmd_sleepable(sc, &id, sizeof(id), rtwn_set_media_status); +#endif +} + +static void +rtwn_node_free(struct ieee80211_node *ni) +{ + struct rtwn_softc *sc = ni->ni_ic->ic_softc; + struct rtwn_node *un = RTWN_NODE(ni); + + RTWN_NT_LOCK(sc); + if (un->id != RTWN_MACID_UNDEFINED) { + sc->node_list[un->id] = NULL; +#ifndef RTWN_WITHOUT_UCODE + rtwn_cmd_sleepable(sc, &un->id, sizeof(un->id), + rtwn_set_media_status); +#endif + } + RTWN_NT_UNLOCK(sc); + + sc->sc_node_free(ni); +} + +static void +rtwn_init_beacon_reg(struct rtwn_softc *sc) +{ + rtwn_write_1(sc, R92C_BCN_CTRL(0), R92C_BCN_CTRL_DIS_TSF_UDT0); + rtwn_write_1(sc, R92C_BCN_CTRL(1), R92C_BCN_CTRL_DIS_TSF_UDT0); + rtwn_write_2(sc, R92C_TBTT_PROHIBIT, 0x6404); + rtwn_write_1(sc, R92C_DRVERLYINT, 0x05); + rtwn_write_1(sc, R92C_BCNDMATIM, 0x02); + rtwn_write_2(sc, R92C_BCNTCFG, 0x660f); +} + +static int +rtwn_init(struct rtwn_softc *sc) +{ + struct ieee80211com *ic = &sc->sc_ic; + int i, error; + + RTWN_LOCK(sc); + if (sc->sc_flags & RTWN_RUNNING) { + RTWN_UNLOCK(sc); + return (0); + } + sc->sc_flags |= RTWN_STARTED; + + /* Power on adapter. */ + error = rtwn_power_on(sc); + if (error != 0) + goto fail; + +#ifndef RTWN_WITHOUT_UCODE + /* Load 8051 microcode. */ + error = rtwn_load_firmware(sc); + if (error == 0) + sc->sc_flags |= RTWN_FW_LOADED; + + /* Init firmware commands ring. */ + sc->fwcur = 0; +#endif + + /* Initialize MAC block. */ + error = rtwn_mac_init(sc); + if (error != 0) { + device_printf(sc->sc_dev, + "%s: error while initializing MAC block\n", __func__); + goto fail; + } + + /* Initialize DMA. */ + error = rtwn_dma_init(sc); + if (error != 0) + goto fail; + + /* Drop incorrect TX (USB). */ + rtwn_drop_incorrect_tx(sc); + + /* Set info size in Rx descriptors (in 64-bit words). */ + rtwn_write_1(sc, R92C_RX_DRVINFO_SZ, R92C_RX_DRVINFO_SZ_DEF); + + /* Init interrupts. */ + rtwn_init_intr(sc); + + for (i = 0; i < nitems(sc->vaps); i++) { + struct rtwn_vap *uvp = sc->vaps[i]; + + /* Set initial network type. */ + rtwn_set_mode(sc, R92C_MSR_NOLINK, i); + + if (uvp == NULL) + continue; + + /* Set MAC address. */ + error = rtwn_set_macaddr(sc, uvp->vap.iv_myaddr, uvp->id); + if (error != 0) + goto fail; + } + + /* Initialize Rx filter. */ + rtwn_rxfilter_init(sc); + + /* Set short/long retry limits. */ + rtwn_write_2(sc, R92C_RL, + SM(R92C_RL_SRL, 0x30) | SM(R92C_RL_LRL, 0x30)); + + /* Initialize EDCA parameters. */ + rtwn_init_edca(sc); + + rtwn_setbits_1(sc, R92C_FWHW_TXQ_CTRL, 0, + R92C_FWHW_TXQ_CTRL_AMPDU_RTY_NEW); + /* Set ACK timeout. */ + rtwn_write_1(sc, R92C_ACKTO, sc->ackto); + + /* Setup aggregation. */ + /* Tx aggregation. */ + rtwn_init_tx_agg(sc); + rtwn_init_rx_agg(sc); + + /* Initialize beacon parameters. */ + rtwn_init_beacon_reg(sc); + + /* Init A-MPDU parameters. */ + rtwn_init_ampdu(sc); + + /* Init MACTXEN / MACRXEN after setting RxFF boundary. */ + rtwn_setbits_1(sc, R92C_CR, 0, R92C_CR_MACTXEN | R92C_CR_MACRXEN); + + /* Initialize BB/RF blocks. */ + rtwn_init_bb(sc); + rtwn_init_rf(sc); + + /* Initialize wireless band. */ + rtwn_set_chan(sc, ic->ic_curchan); + + /* Clear per-station keys table. */ + rtwn_init_cam(sc); + + /* Enable decryption / encryption. */ + rtwn_init_seccfg(sc); + + /* Install static keys (if any). */ + for (i = 0; i < nitems(sc->vaps); i++) { + if (sc->vaps[i] != NULL) { + error = rtwn_init_static_keys(sc, sc->vaps[i]); + if (error != 0) + goto fail; + } + } + + /* Initialize antenna selection. */ + rtwn_init_antsel(sc); + + /* Enable hardware sequence numbering. */ + rtwn_write_1(sc, R92C_HWSEQ_CTRL, R92C_TX_QUEUE_ALL); + + /* Disable BAR. */ + rtwn_write_4(sc, R92C_BAR_MODE_CTRL, 0x0201ffff); + + /* NAV limit. */ + rtwn_write_1(sc, R92C_NAV_UPPER, 0); + + /* Initialize GPIO setting. */ + rtwn_setbits_1(sc, R92C_GPIO_MUXCFG, R92C_GPIO_MUXCFG_ENBT, 0); + + /* Initialize MRR. */ + rtwn_mrr_init(sc); + + /* Device-specific post initialization. */ + rtwn_post_init(sc); + + rtwn_start_xfers(sc); + +#ifndef D4054 + callout_reset(&sc->sc_watchdog_to, hz, rtwn_watchdog, sc); +#endif + + sc->sc_flags |= RTWN_RUNNING; +fail: + RTWN_UNLOCK(sc); + + return (error); +} + +static void +rtwn_stop(struct rtwn_softc *sc) +{ + + RTWN_LOCK(sc); + if (!(sc->sc_flags & RTWN_STARTED)) { + RTWN_UNLOCK(sc); + return; + } + +#ifndef D4054 + callout_stop(&sc->sc_watchdog_to); + sc->sc_tx_timer = 0; +#endif + sc->sc_flags &= ~(RTWN_STARTED | RTWN_RUNNING | RTWN_FW_LOADED); + sc->sc_flags &= ~RTWN_TEMP_MEASURED; + sc->fwver = 0; + sc->thcal_temp = 0; + sc->cur_bcnq_id = RTWN_VAP_ID_INVALID; + +#ifdef D4054 + ieee80211_tx_watchdog_stop(&sc->sc_ic); +#endif + + rtwn_abort_xfers(sc); + rtwn_drain_mbufq(sc); + rtwn_power_off(sc); + rtwn_reset_lists(sc, NULL); + RTWN_UNLOCK(sc); +} + +MODULE_VERSION(rtwn, 2); +MODULE_DEPEND(rtwn, wlan, 1, 1, 1); +#ifndef RTWN_WITHOUT_UCODE +MODULE_DEPEND(rtwn, firmware, 1, 1, 1); +#endif |