1190688Sweongyo/*- 2190688Sweongyo * Copyright (c) 2006 Sam Leffler, Errno Consulting 3190688Sweongyo * Copyright (c) 2008-2009 Weongyo Jeong <weongyo@freebsd.org> 4190688Sweongyo * All rights reserved. 5190688Sweongyo * 6190688Sweongyo * Redistribution and use in source and binary forms, with or without 7190688Sweongyo * modification, are permitted provided that the following conditions 8190688Sweongyo * are met: 9190688Sweongyo * 1. Redistributions of source code must retain the above copyright 10190688Sweongyo * notice, this list of conditions and the following disclaimer, 11190688Sweongyo * without modification. 12190688Sweongyo * 2. Redistributions in binary form must reproduce at minimum a disclaimer 13190688Sweongyo * similar to the "NO WARRANTY" disclaimer below ("Disclaimer") and any 14190688Sweongyo * redistribution must be conditioned upon including a substantially 15190688Sweongyo * similar Disclaimer requirement for further binary redistribution. 16190688Sweongyo * 17190688Sweongyo * NO WARRANTY 18190688Sweongyo * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS 19190688Sweongyo * ``AS IS'' AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT 20190688Sweongyo * LIMITED TO, THE IMPLIED WARRANTIES OF NONINFRINGEMENT, MERCHANTIBILITY 21190688Sweongyo * AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL 22190688Sweongyo * THE COPYRIGHT HOLDERS OR CONTRIBUTORS BE LIABLE FOR SPECIAL, EXEMPLARY, 23190688Sweongyo * OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF 24190688Sweongyo * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS 25190688Sweongyo * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER 26190688Sweongyo * IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) 27190688Sweongyo * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF 28190688Sweongyo * THE POSSIBILITY OF SUCH DAMAGES. 29190688Sweongyo */ 30190688Sweongyo 31190688Sweongyo/* 32190688Sweongyo * This driver is distantly derived from a driver of the same name 33190688Sweongyo * by Damien Bergamini. The original copyright is included below: 34190688Sweongyo * 35190688Sweongyo * Copyright (c) 2006 36190688Sweongyo * Damien Bergamini <damien.bergamini@free.fr> 37190688Sweongyo * 38190688Sweongyo * Permission to use, copy, modify, and distribute this software for any 39190688Sweongyo * purpose with or without fee is hereby granted, provided that the above 40190688Sweongyo * copyright notice and this permission notice appear in all copies. 41190688Sweongyo * 42190688Sweongyo * THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL WARRANTIES 43190688Sweongyo * WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF 44190688Sweongyo * MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR 45190688Sweongyo * ANY SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES 46190688Sweongyo * WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN 47190688Sweongyo * ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF 48190688Sweongyo * OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE. 49190688Sweongyo */ 50190688Sweongyo 51190688Sweongyo#include <sys/cdefs.h> 52190688Sweongyo__FBSDID("$FreeBSD: releng/10.3/sys/dev/usb/wlan/if_uath.c 262007 2014-02-17 01:36:53Z kevlo $"); 53190688Sweongyo 54190688Sweongyo/*- 55190688Sweongyo * Driver for Atheros AR5523 USB parts. 56190688Sweongyo * 57190688Sweongyo * The driver requires firmware to be loaded into the device. This 58190688Sweongyo * is done on device discovery from a user application (uathload) 59190688Sweongyo * that is launched by devd when a device with suitable product ID 60190688Sweongyo * is recognized. Once firmware has been loaded the device will 61190688Sweongyo * reset the USB port and re-attach with the original product ID+1 62190688Sweongyo * and this driver will be attached. The firmware is licensed for 63190688Sweongyo * general use (royalty free) and may be incorporated in products. 64190688Sweongyo * Note that the firmware normally packaged with the NDIS drivers 65190688Sweongyo * for these devices does not work in this way and so does not work 66190688Sweongyo * with this driver. 67190688Sweongyo */ 68190688Sweongyo#include <sys/param.h> 69190688Sweongyo#include <sys/sockio.h> 70190688Sweongyo#include <sys/sysctl.h> 71190688Sweongyo#include <sys/lock.h> 72190688Sweongyo#include <sys/mutex.h> 73190688Sweongyo#include <sys/mbuf.h> 74190688Sweongyo#include <sys/kernel.h> 75190688Sweongyo#include <sys/socket.h> 76190688Sweongyo#include <sys/systm.h> 77190688Sweongyo#include <sys/malloc.h> 78190688Sweongyo#include <sys/module.h> 79190688Sweongyo#include <sys/bus.h> 80190688Sweongyo#include <sys/endian.h> 81190688Sweongyo#include <sys/kdb.h> 82190688Sweongyo 83190688Sweongyo#include <machine/bus.h> 84190688Sweongyo#include <machine/resource.h> 85190688Sweongyo#include <sys/rman.h> 86190688Sweongyo 87190688Sweongyo#include <net/bpf.h> 88190688Sweongyo#include <net/if.h> 89190688Sweongyo#include <net/if_arp.h> 90190688Sweongyo#include <net/ethernet.h> 91190688Sweongyo#include <net/if_dl.h> 92190688Sweongyo#include <net/if_media.h> 93190688Sweongyo#include <net/if_types.h> 94190688Sweongyo 95190688Sweongyo#ifdef INET 96190688Sweongyo#include <netinet/in.h> 97190688Sweongyo#include <netinet/in_systm.h> 98190688Sweongyo#include <netinet/in_var.h> 99190688Sweongyo#include <netinet/if_ether.h> 100190688Sweongyo#include <netinet/ip.h> 101190688Sweongyo#endif 102190688Sweongyo 103190688Sweongyo#include <net80211/ieee80211_var.h> 104190688Sweongyo#include <net80211/ieee80211_regdomain.h> 105190688Sweongyo#include <net80211/ieee80211_radiotap.h> 106190688Sweongyo 107190688Sweongyo#include <dev/usb/usb.h> 108194677Sthompsa#include <dev/usb/usbdi.h> 109190688Sweongyo#include "usbdevs.h" 110190688Sweongyo 111190688Sweongyo#include <dev/usb/wlan/if_uathreg.h> 112190688Sweongyo#include <dev/usb/wlan/if_uathvar.h> 113190688Sweongyo 114227309Sedstatic SYSCTL_NODE(_hw_usb, OID_AUTO, uath, CTLFLAG_RW, 0, "USB Atheros"); 115190688Sweongyo 116190688Sweongyostatic int uath_countrycode = CTRY_DEFAULT; /* country code */ 117242126ShselaskySYSCTL_INT(_hw_usb_uath, OID_AUTO, countrycode, CTLFLAG_RW | CTLFLAG_TUN, &uath_countrycode, 118190688Sweongyo 0, "country code"); 119192502SthompsaTUNABLE_INT("hw.usb.uath.countrycode", &uath_countrycode); 120190688Sweongyostatic int uath_regdomain = 0; /* regulatory domain */ 121192502SthompsaSYSCTL_INT(_hw_usb_uath, OID_AUTO, regdomain, CTLFLAG_RD, &uath_regdomain, 122190688Sweongyo 0, "regulatory domain"); 123190688Sweongyo 124190688Sweongyo#ifdef UATH_DEBUG 125190688Sweongyoint uath_debug = 0; 126242126ShselaskySYSCTL_INT(_hw_usb_uath, OID_AUTO, debug, CTLFLAG_RW | CTLFLAG_TUN, &uath_debug, 0, 127190688Sweongyo "uath debug level"); 128190688SweongyoTUNABLE_INT("hw.usb.uath.debug", &uath_debug); 129190688Sweongyoenum { 130190688Sweongyo UATH_DEBUG_XMIT = 0x00000001, /* basic xmit operation */ 131190688Sweongyo UATH_DEBUG_XMIT_DUMP = 0x00000002, /* xmit dump */ 132190688Sweongyo UATH_DEBUG_RECV = 0x00000004, /* basic recv operation */ 133190688Sweongyo UATH_DEBUG_TX_PROC = 0x00000008, /* tx ISR proc */ 134190688Sweongyo UATH_DEBUG_RX_PROC = 0x00000010, /* rx ISR proc */ 135190688Sweongyo UATH_DEBUG_RECV_ALL = 0x00000020, /* trace all frames (beacons) */ 136190688Sweongyo UATH_DEBUG_INIT = 0x00000040, /* initialization of dev */ 137190688Sweongyo UATH_DEBUG_DEVCAP = 0x00000080, /* dev caps */ 138190688Sweongyo UATH_DEBUG_CMDS = 0x00000100, /* commands */ 139190688Sweongyo UATH_DEBUG_CMDS_DUMP = 0x00000200, /* command buffer dump */ 140190688Sweongyo UATH_DEBUG_RESET = 0x00000400, /* reset processing */ 141190688Sweongyo UATH_DEBUG_STATE = 0x00000800, /* 802.11 state transitions */ 142190688Sweongyo UATH_DEBUG_MULTICAST = 0x00001000, /* multicast */ 143190688Sweongyo UATH_DEBUG_WME = 0x00002000, /* WME */ 144190688Sweongyo UATH_DEBUG_CHANNEL = 0x00004000, /* channel */ 145190688Sweongyo UATH_DEBUG_RATES = 0x00008000, /* rates */ 146190688Sweongyo UATH_DEBUG_CRYPTO = 0x00010000, /* crypto */ 147190688Sweongyo UATH_DEBUG_LED = 0x00020000, /* LED */ 148190688Sweongyo UATH_DEBUG_ANY = 0xffffffff 149190688Sweongyo}; 150190688Sweongyo#define DPRINTF(sc, m, fmt, ...) do { \ 151190688Sweongyo if (sc->sc_debug & (m)) \ 152190688Sweongyo printf(fmt, __VA_ARGS__); \ 153190688Sweongyo} while (0) 154190688Sweongyo#else 155190688Sweongyo#define DPRINTF(sc, m, fmt, ...) do { \ 156190688Sweongyo (void) sc; \ 157190688Sweongyo} while (0) 158190688Sweongyo#endif 159190688Sweongyo 160190688Sweongyo/* unaligned little endian access */ 161190688Sweongyo#define LE_READ_2(p) \ 162190688Sweongyo ((u_int16_t) \ 163190688Sweongyo ((((u_int8_t *)(p))[0] ) | (((u_int8_t *)(p))[1] << 8))) 164190688Sweongyo#define LE_READ_4(p) \ 165190688Sweongyo ((u_int32_t) \ 166190688Sweongyo ((((u_int8_t *)(p))[0] ) | (((u_int8_t *)(p))[1] << 8) | \ 167190688Sweongyo (((u_int8_t *)(p))[2] << 16) | (((u_int8_t *)(p))[3] << 24))) 168190688Sweongyo 169190688Sweongyo/* recognized device vendors/products */ 170223486Shselaskystatic const STRUCT_USB_HOST_ID uath_devs[] = { 171190688Sweongyo#define UATH_DEV(v,p) { USB_VP(USB_VENDOR_##v, USB_PRODUCT_##v##_##p) } 172193029Sweongyo UATH_DEV(ACCTON, SMCWUSBTG2), 173190688Sweongyo UATH_DEV(ATHEROS, AR5523), 174190688Sweongyo UATH_DEV(ATHEROS2, AR5523_1), 175190688Sweongyo UATH_DEV(ATHEROS2, AR5523_2), 176190688Sweongyo UATH_DEV(ATHEROS2, AR5523_3), 177190688Sweongyo UATH_DEV(CONCEPTRONIC, AR5523_1), 178190688Sweongyo UATH_DEV(CONCEPTRONIC, AR5523_2), 179190688Sweongyo UATH_DEV(DLINK, DWLAG122), 180190688Sweongyo UATH_DEV(DLINK, DWLAG132), 181190688Sweongyo UATH_DEV(DLINK, DWLG132), 182195916Sweongyo UATH_DEV(DLINK2, DWA120), 183190688Sweongyo UATH_DEV(GIGASET, AR5523), 184190688Sweongyo UATH_DEV(GIGASET, SMCWUSBTG), 185190688Sweongyo UATH_DEV(GLOBALSUN, AR5523_1), 186190688Sweongyo UATH_DEV(GLOBALSUN, AR5523_2), 187190688Sweongyo UATH_DEV(NETGEAR, WG111U), 188190688Sweongyo UATH_DEV(NETGEAR3, WG111T), 189190688Sweongyo UATH_DEV(NETGEAR3, WPN111), 190203143Sthompsa UATH_DEV(NETGEAR3, WPN111_2), 191190688Sweongyo UATH_DEV(UMEDIA, TEW444UBEU), 192190688Sweongyo UATH_DEV(UMEDIA, AR5523_2), 193190688Sweongyo UATH_DEV(WISTRONNEWEB, AR5523_1), 194190688Sweongyo UATH_DEV(WISTRONNEWEB, AR5523_2), 195190688Sweongyo UATH_DEV(ZCOM, AR5523) 196190688Sweongyo#undef UATH_DEV 197190688Sweongyo}; 198190688Sweongyo 199193045Sthompsastatic usb_callback_t uath_intr_rx_callback; 200193045Sthompsastatic usb_callback_t uath_intr_tx_callback; 201193045Sthompsastatic usb_callback_t uath_bulk_rx_callback; 202193045Sthompsastatic usb_callback_t uath_bulk_tx_callback; 203190688Sweongyo 204192984Sthompsastatic const struct usb_config uath_usbconfig[UATH_N_XFERS] = { 205190688Sweongyo [UATH_INTR_RX] = { 206190688Sweongyo .type = UE_BULK, 207190688Sweongyo .endpoint = 0x1, 208190688Sweongyo .direction = UE_DIR_IN, 209190744Sthompsa .bufsize = UATH_MAX_CMDSZ, 210190744Sthompsa .flags = { 211190688Sweongyo .pipe_bof = 1, 212190688Sweongyo .short_xfer_ok = 1 213190688Sweongyo }, 214190744Sthompsa .callback = uath_intr_rx_callback 215190688Sweongyo }, 216190688Sweongyo [UATH_INTR_TX] = { 217190688Sweongyo .type = UE_BULK, 218190688Sweongyo .endpoint = 0x1, 219190688Sweongyo .direction = UE_DIR_OUT, 220244503Shselasky .bufsize = UATH_MAX_CMDSZ * UATH_CMD_LIST_COUNT, 221190744Sthompsa .flags = { 222190688Sweongyo .force_short_xfer = 1, 223190688Sweongyo .pipe_bof = 1, 224190688Sweongyo }, 225190744Sthompsa .callback = uath_intr_tx_callback, 226190744Sthompsa .timeout = UATH_CMD_TIMEOUT 227190688Sweongyo }, 228190688Sweongyo [UATH_BULK_RX] = { 229190688Sweongyo .type = UE_BULK, 230190688Sweongyo .endpoint = 0x2, 231190688Sweongyo .direction = UE_DIR_IN, 232190744Sthompsa .bufsize = MCLBYTES, 233190744Sthompsa .flags = { 234190688Sweongyo .ext_buffer = 1, 235190688Sweongyo .pipe_bof = 1, 236190688Sweongyo .short_xfer_ok = 1 237190688Sweongyo }, 238190744Sthompsa .callback = uath_bulk_rx_callback 239190688Sweongyo }, 240190688Sweongyo [UATH_BULK_TX] = { 241190688Sweongyo .type = UE_BULK, 242190688Sweongyo .endpoint = 0x2, 243190688Sweongyo .direction = UE_DIR_OUT, 244244503Shselasky .bufsize = UATH_MAX_TXBUFSZ * UATH_TX_DATA_LIST_COUNT, 245190744Sthompsa .flags = { 246190688Sweongyo .force_short_xfer = 1, 247190688Sweongyo .pipe_bof = 1 248190688Sweongyo }, 249190744Sthompsa .callback = uath_bulk_tx_callback, 250190744Sthompsa .timeout = UATH_DATA_TIMEOUT 251190688Sweongyo } 252190688Sweongyo}; 253190688Sweongyo 254190688Sweongyostatic struct ieee80211vap *uath_vap_create(struct ieee80211com *, 255228621Sbschmidt const char [IFNAMSIZ], int, enum ieee80211_opmode, int, 256228621Sbschmidt const uint8_t [IEEE80211_ADDR_LEN], 257228621Sbschmidt const uint8_t [IEEE80211_ADDR_LEN]); 258190688Sweongyostatic void uath_vap_delete(struct ieee80211vap *); 259244503Shselaskystatic int uath_alloc_cmd_list(struct uath_softc *, struct uath_cmd []); 260244503Shselaskystatic void uath_free_cmd_list(struct uath_softc *, struct uath_cmd []); 261190688Sweongyostatic int uath_host_available(struct uath_softc *); 262190688Sweongyostatic int uath_get_capability(struct uath_softc *, uint32_t, uint32_t *); 263190688Sweongyostatic int uath_get_devcap(struct uath_softc *); 264190688Sweongyostatic struct uath_cmd * 265190688Sweongyo uath_get_cmdbuf(struct uath_softc *); 266190688Sweongyostatic int uath_cmd_read(struct uath_softc *, uint32_t, const void *, 267190688Sweongyo int, void *, int, int); 268190688Sweongyostatic int uath_cmd_write(struct uath_softc *, uint32_t, const void *, 269190688Sweongyo int, int); 270190688Sweongyostatic void uath_stat(void *); 271190688Sweongyo#ifdef UATH_DEBUG 272190688Sweongyostatic void uath_dump_cmd(const uint8_t *, int, char); 273190688Sweongyostatic const char * 274190688Sweongyo uath_codename(int); 275190688Sweongyo#endif 276190688Sweongyostatic int uath_get_devstatus(struct uath_softc *, 277190688Sweongyo uint8_t macaddr[IEEE80211_ADDR_LEN]); 278190688Sweongyostatic int uath_get_status(struct uath_softc *, uint32_t, void *, int); 279190688Sweongyostatic int uath_alloc_rx_data_list(struct uath_softc *); 280190688Sweongyostatic int uath_alloc_tx_data_list(struct uath_softc *); 281190688Sweongyostatic void uath_free_rx_data_list(struct uath_softc *); 282190688Sweongyostatic void uath_free_tx_data_list(struct uath_softc *); 283190688Sweongyostatic int uath_init_locked(void *); 284190688Sweongyostatic void uath_init(void *); 285190688Sweongyostatic void uath_stop_locked(struct ifnet *); 286190688Sweongyostatic void uath_stop(struct ifnet *); 287190688Sweongyostatic int uath_ioctl(struct ifnet *, u_long, caddr_t); 288190688Sweongyostatic void uath_start(struct ifnet *); 289190688Sweongyostatic int uath_raw_xmit(struct ieee80211_node *, struct mbuf *, 290190688Sweongyo const struct ieee80211_bpf_params *); 291190688Sweongyostatic void uath_scan_start(struct ieee80211com *); 292190688Sweongyostatic void uath_scan_end(struct ieee80211com *); 293190688Sweongyostatic void uath_set_channel(struct ieee80211com *); 294190688Sweongyostatic void uath_update_mcast(struct ifnet *); 295190688Sweongyostatic void uath_update_promisc(struct ifnet *); 296190688Sweongyostatic int uath_config(struct uath_softc *, uint32_t, uint32_t); 297190688Sweongyostatic int uath_config_multi(struct uath_softc *, uint32_t, const void *, 298190688Sweongyo int); 299190688Sweongyostatic int uath_switch_channel(struct uath_softc *, 300190688Sweongyo struct ieee80211_channel *); 301190688Sweongyostatic int uath_set_rxfilter(struct uath_softc *, uint32_t, uint32_t); 302190688Sweongyostatic void uath_watchdog(void *); 303190688Sweongyostatic void uath_abort_xfers(struct uath_softc *); 304190688Sweongyostatic int uath_dataflush(struct uath_softc *); 305190688Sweongyostatic int uath_cmdflush(struct uath_softc *); 306190688Sweongyostatic int uath_flush(struct uath_softc *); 307190688Sweongyostatic int uath_set_ledstate(struct uath_softc *, int); 308190688Sweongyostatic int uath_set_chan(struct uath_softc *, struct ieee80211_channel *); 309190688Sweongyostatic int uath_reset_tx_queues(struct uath_softc *); 310190688Sweongyostatic int uath_wme_init(struct uath_softc *); 311190688Sweongyostatic struct uath_data * 312190688Sweongyo uath_getbuf(struct uath_softc *); 313190688Sweongyostatic int uath_newstate(struct ieee80211vap *, enum ieee80211_state, 314190688Sweongyo int); 315190688Sweongyostatic int uath_set_key(struct uath_softc *, 316190688Sweongyo const struct ieee80211_key *, int); 317190688Sweongyostatic int uath_set_keys(struct uath_softc *, struct ieee80211vap *); 318190688Sweongyostatic void uath_sysctl_node(struct uath_softc *); 319190688Sweongyo 320190688Sweongyostatic int 321190688Sweongyouath_match(device_t dev) 322190688Sweongyo{ 323192984Sthompsa struct usb_attach_arg *uaa = device_get_ivars(dev); 324190688Sweongyo 325192499Sthompsa if (uaa->usb_mode != USB_MODE_HOST) 326190688Sweongyo return (ENXIO); 327190688Sweongyo if (uaa->info.bConfigIndex != UATH_CONFIG_INDEX) 328190688Sweongyo return (ENXIO); 329190688Sweongyo if (uaa->info.bIfaceIndex != UATH_IFACE_INDEX) 330190688Sweongyo return (ENXIO); 331190688Sweongyo 332194228Sthompsa return (usbd_lookup_id_by_uaa(uath_devs, sizeof(uath_devs), uaa)); 333190688Sweongyo} 334190688Sweongyo 335190688Sweongyostatic int 336190688Sweongyouath_attach(device_t dev) 337190688Sweongyo{ 338190688Sweongyo struct uath_softc *sc = device_get_softc(dev); 339192984Sthompsa struct usb_attach_arg *uaa = device_get_ivars(dev); 340190688Sweongyo struct ieee80211com *ic; 341190688Sweongyo struct ifnet *ifp; 342190688Sweongyo uint8_t bands, iface_index = UATH_IFACE_INDEX; /* XXX */ 343193045Sthompsa usb_error_t error; 344190688Sweongyo uint8_t macaddr[IEEE80211_ADDR_LEN]; 345190688Sweongyo 346190688Sweongyo sc->sc_dev = dev; 347190688Sweongyo sc->sc_udev = uaa->device; 348190688Sweongyo#ifdef UATH_DEBUG 349190688Sweongyo sc->sc_debug = uath_debug; 350190688Sweongyo#endif 351194228Sthompsa device_set_usb_desc(dev); 352190688Sweongyo 353190688Sweongyo /* 354190688Sweongyo * Only post-firmware devices here. 355190688Sweongyo */ 356190688Sweongyo mtx_init(&sc->sc_mtx, device_get_nameunit(sc->sc_dev), MTX_NETWORK_LOCK, 357190688Sweongyo MTX_DEF); 358190688Sweongyo callout_init(&sc->stat_ch, 0); 359190688Sweongyo callout_init_mtx(&sc->watchdog_ch, &sc->sc_mtx, 0); 360190688Sweongyo 361194228Sthompsa error = usbd_transfer_setup(uaa->device, &iface_index, sc->sc_xfer, 362190688Sweongyo uath_usbconfig, UATH_N_XFERS, sc, &sc->sc_mtx); 363190688Sweongyo if (error) { 364190688Sweongyo device_printf(dev, "could not allocate USB transfers, " 365194228Sthompsa "err=%s\n", usbd_errstr(error)); 366246565Shselasky goto fail; 367190688Sweongyo } 368190688Sweongyo 369244503Shselasky sc->sc_cmd_dma_buf = 370244503Shselasky usbd_xfer_get_frame_buffer(sc->sc_xfer[UATH_INTR_TX], 0); 371244503Shselasky sc->sc_tx_dma_buf = 372244503Shselasky usbd_xfer_get_frame_buffer(sc->sc_xfer[UATH_BULK_TX], 0); 373244503Shselasky 374190688Sweongyo /* 375246565Shselasky * Setup buffers for firmware commands. 376246565Shselasky */ 377246565Shselasky error = uath_alloc_cmd_list(sc, sc->sc_cmd); 378246565Shselasky if (error != 0) { 379246565Shselasky device_printf(sc->sc_dev, 380246565Shselasky "could not allocate Tx command list\n"); 381246565Shselasky goto fail1; 382246565Shselasky } 383246565Shselasky 384246565Shselasky /* 385190688Sweongyo * We're now ready to send+receive firmware commands. 386190688Sweongyo */ 387190688Sweongyo UATH_LOCK(sc); 388190688Sweongyo error = uath_host_available(sc); 389190688Sweongyo if (error != 0) { 390190688Sweongyo device_printf(sc->sc_dev, "could not initialize adapter\n"); 391190688Sweongyo goto fail3; 392190688Sweongyo } 393190688Sweongyo error = uath_get_devcap(sc); 394190688Sweongyo if (error != 0) { 395190688Sweongyo device_printf(sc->sc_dev, 396190688Sweongyo "could not get device capabilities\n"); 397190688Sweongyo goto fail3; 398190688Sweongyo } 399190688Sweongyo UATH_UNLOCK(sc); 400190688Sweongyo 401190688Sweongyo /* Create device sysctl node. */ 402190688Sweongyo uath_sysctl_node(sc); 403190688Sweongyo 404190688Sweongyo ifp = sc->sc_ifp = if_alloc(IFT_IEEE80211); 405190688Sweongyo if (ifp == NULL) { 406190688Sweongyo device_printf(sc->sc_dev, "can not allocate ifnet\n"); 407190688Sweongyo error = ENXIO; 408190688Sweongyo goto fail2; 409190688Sweongyo } 410190688Sweongyo 411190688Sweongyo UATH_LOCK(sc); 412190688Sweongyo error = uath_get_devstatus(sc, macaddr); 413190688Sweongyo if (error != 0) { 414190688Sweongyo device_printf(sc->sc_dev, "could not get device status\n"); 415190688Sweongyo goto fail4; 416190688Sweongyo } 417190688Sweongyo 418190688Sweongyo /* 419190688Sweongyo * Allocate xfers for Rx/Tx data pipes. 420190688Sweongyo */ 421190688Sweongyo error = uath_alloc_rx_data_list(sc); 422190688Sweongyo if (error != 0) { 423190688Sweongyo device_printf(sc->sc_dev, "could not allocate Rx data list\n"); 424190688Sweongyo goto fail4; 425190688Sweongyo } 426190688Sweongyo error = uath_alloc_tx_data_list(sc); 427190688Sweongyo if (error != 0) { 428190688Sweongyo device_printf(sc->sc_dev, "could not allocate Tx data list\n"); 429190688Sweongyo goto fail4; 430190688Sweongyo } 431190688Sweongyo UATH_UNLOCK(sc); 432190688Sweongyo 433190688Sweongyo ifp->if_softc = sc; 434190688Sweongyo if_initname(ifp, "uath", device_get_unit(sc->sc_dev)); 435190688Sweongyo ifp->if_flags = IFF_BROADCAST | IFF_SIMPLEX | IFF_MULTICAST; 436190688Sweongyo ifp->if_init = uath_init; 437190688Sweongyo ifp->if_ioctl = uath_ioctl; 438190688Sweongyo ifp->if_start = uath_start; 439190688Sweongyo /* XXX UATH_TX_DATA_LIST_COUNT */ 440207554Ssobomax IFQ_SET_MAXLEN(&ifp->if_snd, ifqmaxlen); 441207554Ssobomax ifp->if_snd.ifq_drv_maxlen = ifqmaxlen; 442190688Sweongyo IFQ_SET_READY(&ifp->if_snd); 443190688Sweongyo 444190688Sweongyo ic = ifp->if_l2com; 445190688Sweongyo ic->ic_ifp = ifp; 446190688Sweongyo ic->ic_phytype = IEEE80211_T_OFDM; /* not only, but not used */ 447190688Sweongyo ic->ic_opmode = IEEE80211_M_STA; /* default to BSS mode */ 448190688Sweongyo 449190688Sweongyo /* set device capabilities */ 450190688Sweongyo ic->ic_caps = 451190688Sweongyo IEEE80211_C_STA | /* station mode */ 452190688Sweongyo IEEE80211_C_MONITOR | /* monitor mode supported */ 453190688Sweongyo IEEE80211_C_TXPMGT | /* tx power management */ 454190688Sweongyo IEEE80211_C_SHPREAMBLE | /* short preamble supported */ 455190688Sweongyo IEEE80211_C_SHSLOT | /* short slot time supported */ 456190688Sweongyo IEEE80211_C_WPA | /* 802.11i */ 457190688Sweongyo IEEE80211_C_BGSCAN | /* capable of bg scanning */ 458190688Sweongyo IEEE80211_C_TXFRAG; /* handle tx frags */ 459190688Sweongyo 460190688Sweongyo /* put a regulatory domain to reveal informations. */ 461190688Sweongyo uath_regdomain = sc->sc_devcap.regDomain; 462190688Sweongyo 463190688Sweongyo bands = 0; 464190688Sweongyo setbit(&bands, IEEE80211_MODE_11B); 465190688Sweongyo setbit(&bands, IEEE80211_MODE_11G); 466190688Sweongyo if ((sc->sc_devcap.analog5GhzRevision & 0xf0) == 0x30) 467190688Sweongyo setbit(&bands, IEEE80211_MODE_11A); 468190688Sweongyo /* XXX turbo */ 469190688Sweongyo ieee80211_init_channels(ic, NULL, &bands); 470190688Sweongyo 471190688Sweongyo ieee80211_ifattach(ic, macaddr); 472190688Sweongyo ic->ic_raw_xmit = uath_raw_xmit; 473190688Sweongyo ic->ic_scan_start = uath_scan_start; 474190688Sweongyo ic->ic_scan_end = uath_scan_end; 475190688Sweongyo ic->ic_set_channel = uath_set_channel; 476190688Sweongyo 477190688Sweongyo ic->ic_vap_create = uath_vap_create; 478190688Sweongyo ic->ic_vap_delete = uath_vap_delete; 479190688Sweongyo ic->ic_update_mcast = uath_update_mcast; 480190688Sweongyo ic->ic_update_promisc = uath_update_promisc; 481190688Sweongyo 482192468Ssam ieee80211_radiotap_attach(ic, 483192468Ssam &sc->sc_txtap.wt_ihdr, sizeof(sc->sc_txtap), 484192468Ssam UATH_TX_RADIOTAP_PRESENT, 485192468Ssam &sc->sc_rxtap.wr_ihdr, sizeof(sc->sc_rxtap), 486192468Ssam UATH_RX_RADIOTAP_PRESENT); 487190688Sweongyo 488190688Sweongyo if (bootverbose) 489190688Sweongyo ieee80211_announce(ic); 490190688Sweongyo 491190688Sweongyo return (0); 492190688Sweongyo 493190688Sweongyofail4: if_free(ifp); 494190688Sweongyofail3: UATH_UNLOCK(sc); 495246565Shselaskyfail2: uath_free_cmd_list(sc, sc->sc_cmd); 496246565Shselaskyfail1: usbd_transfer_unsetup(sc->sc_xfer, UATH_N_XFERS); 497190688Sweongyofail: 498190688Sweongyo return (error); 499190688Sweongyo} 500190688Sweongyo 501190688Sweongyostatic int 502190688Sweongyouath_detach(device_t dev) 503190688Sweongyo{ 504190688Sweongyo struct uath_softc *sc = device_get_softc(dev); 505190688Sweongyo struct ifnet *ifp = sc->sc_ifp; 506190688Sweongyo struct ieee80211com *ic = ifp->if_l2com; 507246614Shselasky unsigned int x; 508190688Sweongyo 509246614Shselasky /* 510246614Shselasky * Prevent further allocations from RX/TX/CMD 511246614Shselasky * data lists and ioctls 512246614Shselasky */ 513194329Sweongyo UATH_LOCK(sc); 514190688Sweongyo sc->sc_flags |= UATH_FLAG_INVALID; 515246614Shselasky 516246614Shselasky STAILQ_INIT(&sc->sc_rx_active); 517246614Shselasky STAILQ_INIT(&sc->sc_rx_inactive); 518246614Shselasky 519246614Shselasky STAILQ_INIT(&sc->sc_tx_active); 520246614Shselasky STAILQ_INIT(&sc->sc_tx_inactive); 521246614Shselasky STAILQ_INIT(&sc->sc_tx_pending); 522246614Shselasky 523246614Shselasky STAILQ_INIT(&sc->sc_cmd_active); 524246614Shselasky STAILQ_INIT(&sc->sc_cmd_pending); 525246614Shselasky STAILQ_INIT(&sc->sc_cmd_waiting); 526246614Shselasky STAILQ_INIT(&sc->sc_cmd_inactive); 527194329Sweongyo UATH_UNLOCK(sc); 528194329Sweongyo 529190688Sweongyo uath_stop(ifp); 530190688Sweongyo 531190688Sweongyo callout_drain(&sc->stat_ch); 532190688Sweongyo callout_drain(&sc->watchdog_ch); 533190688Sweongyo 534246614Shselasky /* drain USB transfers */ 535246614Shselasky for (x = 0; x != UATH_N_XFERS; x++) 536246614Shselasky usbd_transfer_drain(sc->sc_xfer[x]); 537190688Sweongyo 538246614Shselasky /* free data buffers */ 539190688Sweongyo UATH_LOCK(sc); 540190688Sweongyo uath_free_rx_data_list(sc); 541190688Sweongyo uath_free_tx_data_list(sc); 542244503Shselasky uath_free_cmd_list(sc, sc->sc_cmd); 543190688Sweongyo UATH_UNLOCK(sc); 544190688Sweongyo 545246614Shselasky /* free USB transfers and some data buffers */ 546246614Shselasky usbd_transfer_unsetup(sc->sc_xfer, UATH_N_XFERS); 547246614Shselasky 548246614Shselasky ieee80211_ifdetach(ic); 549190688Sweongyo if_free(ifp); 550190688Sweongyo mtx_destroy(&sc->sc_mtx); 551190688Sweongyo return (0); 552190688Sweongyo} 553190688Sweongyo 554190688Sweongyostatic void 555244503Shselaskyuath_free_cmd_list(struct uath_softc *sc, struct uath_cmd cmds[]) 556190688Sweongyo{ 557190688Sweongyo int i; 558190688Sweongyo 559244503Shselasky for (i = 0; i != UATH_CMD_LIST_COUNT; i++) 560244503Shselasky cmds[i].buf = NULL; 561190688Sweongyo} 562190688Sweongyo 563190688Sweongyostatic int 564244503Shselaskyuath_alloc_cmd_list(struct uath_softc *sc, struct uath_cmd cmds[]) 565190688Sweongyo{ 566244503Shselasky int i; 567190688Sweongyo 568190688Sweongyo STAILQ_INIT(&sc->sc_cmd_active); 569190688Sweongyo STAILQ_INIT(&sc->sc_cmd_pending); 570190688Sweongyo STAILQ_INIT(&sc->sc_cmd_waiting); 571190688Sweongyo STAILQ_INIT(&sc->sc_cmd_inactive); 572190688Sweongyo 573244503Shselasky for (i = 0; i != UATH_CMD_LIST_COUNT; i++) { 574190688Sweongyo struct uath_cmd *cmd = &cmds[i]; 575190688Sweongyo 576190688Sweongyo cmd->sc = sc; /* backpointer for callbacks */ 577190688Sweongyo cmd->msgid = i; 578244503Shselasky cmd->buf = ((uint8_t *)sc->sc_cmd_dma_buf) + 579244503Shselasky (i * UATH_MAX_CMDSZ); 580190688Sweongyo STAILQ_INSERT_TAIL(&sc->sc_cmd_inactive, cmd, next); 581190688Sweongyo UATH_STAT_INC(sc, st_cmd_inactive); 582190688Sweongyo } 583190688Sweongyo return (0); 584190688Sweongyo} 585190688Sweongyo 586190688Sweongyostatic int 587190688Sweongyouath_host_available(struct uath_softc *sc) 588190688Sweongyo{ 589190688Sweongyo struct uath_cmd_host_available setup; 590190688Sweongyo 591190688Sweongyo UATH_ASSERT_LOCKED(sc); 592190688Sweongyo 593190688Sweongyo /* inform target the host is available */ 594190688Sweongyo setup.sw_ver_major = htobe32(ATH_SW_VER_MAJOR); 595190688Sweongyo setup.sw_ver_minor = htobe32(ATH_SW_VER_MINOR); 596190688Sweongyo setup.sw_ver_patch = htobe32(ATH_SW_VER_PATCH); 597190688Sweongyo setup.sw_ver_build = htobe32(ATH_SW_VER_BUILD); 598190688Sweongyo return uath_cmd_read(sc, WDCMSG_HOST_AVAILABLE, 599190688Sweongyo &setup, sizeof setup, NULL, 0, 0); 600190688Sweongyo} 601190688Sweongyo 602190688Sweongyo#ifdef UATH_DEBUG 603190688Sweongyostatic void 604190688Sweongyouath_dump_cmd(const uint8_t *buf, int len, char prefix) 605190688Sweongyo{ 606190688Sweongyo const char *sep = ""; 607190688Sweongyo int i; 608190688Sweongyo 609190688Sweongyo for (i = 0; i < len; i++) { 610190688Sweongyo if ((i % 16) == 0) { 611190688Sweongyo printf("%s%c ", sep, prefix); 612190688Sweongyo sep = "\n"; 613190688Sweongyo } 614190688Sweongyo else if ((i % 4) == 0) 615190688Sweongyo printf(" "); 616190688Sweongyo printf("%02x", buf[i]); 617190688Sweongyo } 618190688Sweongyo printf("\n"); 619190688Sweongyo} 620190688Sweongyo 621190688Sweongyostatic const char * 622190688Sweongyouath_codename(int code) 623190688Sweongyo{ 624190688Sweongyo#define N(a) (sizeof(a)/sizeof(a[0])) 625190688Sweongyo static const char *names[] = { 626190688Sweongyo "0x00", 627190688Sweongyo "HOST_AVAILABLE", 628190688Sweongyo "BIND", 629190688Sweongyo "TARGET_RESET", 630190688Sweongyo "TARGET_GET_CAPABILITY", 631190688Sweongyo "TARGET_SET_CONFIG", 632190688Sweongyo "TARGET_GET_STATUS", 633190688Sweongyo "TARGET_GET_STATS", 634190688Sweongyo "TARGET_START", 635190688Sweongyo "TARGET_STOP", 636190688Sweongyo "TARGET_ENABLE", 637190688Sweongyo "TARGET_DISABLE", 638190688Sweongyo "CREATE_CONNECTION", 639190688Sweongyo "UPDATE_CONNECT_ATTR", 640190688Sweongyo "DELETE_CONNECT", 641190688Sweongyo "SEND", 642190688Sweongyo "FLUSH", 643190688Sweongyo "STATS_UPDATE", 644190688Sweongyo "BMISS", 645190688Sweongyo "DEVICE_AVAIL", 646190688Sweongyo "SEND_COMPLETE", 647190688Sweongyo "DATA_AVAIL", 648190688Sweongyo "SET_PWR_MODE", 649190688Sweongyo "BMISS_ACK", 650190688Sweongyo "SET_LED_STEADY", 651190688Sweongyo "SET_LED_BLINK", 652190688Sweongyo "SETUP_BEACON_DESC", 653190688Sweongyo "BEACON_INIT", 654190688Sweongyo "RESET_KEY_CACHE", 655190688Sweongyo "RESET_KEY_CACHE_ENTRY", 656190688Sweongyo "SET_KEY_CACHE_ENTRY", 657190688Sweongyo "SET_DECOMP_MASK", 658190688Sweongyo "SET_REGULATORY_DOMAIN", 659190688Sweongyo "SET_LED_STATE", 660190688Sweongyo "WRITE_ASSOCID", 661190688Sweongyo "SET_STA_BEACON_TIMERS", 662190688Sweongyo "GET_TSF", 663190688Sweongyo "RESET_TSF", 664190688Sweongyo "SET_ADHOC_MODE", 665190688Sweongyo "SET_BASIC_RATE", 666190688Sweongyo "MIB_CONTROL", 667190688Sweongyo "GET_CHANNEL_DATA", 668190688Sweongyo "GET_CUR_RSSI", 669190688Sweongyo "SET_ANTENNA_SWITCH", 670190688Sweongyo "0x2c", "0x2d", "0x2e", 671190688Sweongyo "USE_SHORT_SLOT_TIME", 672190688Sweongyo "SET_POWER_MODE", 673190688Sweongyo "SETUP_PSPOLL_DESC", 674190688Sweongyo "SET_RX_MULTICAST_FILTER", 675190688Sweongyo "RX_FILTER", 676190688Sweongyo "PER_CALIBRATION", 677190688Sweongyo "RESET", 678190688Sweongyo "DISABLE", 679190688Sweongyo "PHY_DISABLE", 680190688Sweongyo "SET_TX_POWER_LIMIT", 681190688Sweongyo "SET_TX_QUEUE_PARAMS", 682190688Sweongyo "SETUP_TX_QUEUE", 683190688Sweongyo "RELEASE_TX_QUEUE", 684190688Sweongyo }; 685190688Sweongyo static char buf[8]; 686190688Sweongyo 687190688Sweongyo if (code < N(names)) 688190688Sweongyo return names[code]; 689190688Sweongyo if (code == WDCMSG_SET_DEFAULT_KEY) 690190688Sweongyo return "SET_DEFAULT_KEY"; 691190688Sweongyo snprintf(buf, sizeof(buf), "0x%02x", code); 692190688Sweongyo return buf; 693190688Sweongyo#undef N 694190688Sweongyo} 695190688Sweongyo#endif 696190688Sweongyo 697190688Sweongyo/* 698190688Sweongyo * Low-level function to send read or write commands to the firmware. 699190688Sweongyo */ 700190688Sweongyostatic int 701190688Sweongyouath_cmdsend(struct uath_softc *sc, uint32_t code, const void *idata, int ilen, 702190688Sweongyo void *odata, int olen, int flags) 703190688Sweongyo{ 704190688Sweongyo struct uath_cmd_hdr *hdr; 705190688Sweongyo struct uath_cmd *cmd; 706190688Sweongyo int error; 707190688Sweongyo 708190688Sweongyo UATH_ASSERT_LOCKED(sc); 709190688Sweongyo 710190688Sweongyo /* grab a xfer */ 711190688Sweongyo cmd = uath_get_cmdbuf(sc); 712190688Sweongyo if (cmd == NULL) { 713190688Sweongyo device_printf(sc->sc_dev, "%s: empty inactive queue\n", 714190688Sweongyo __func__); 715190688Sweongyo return (ENOBUFS); 716190688Sweongyo } 717190688Sweongyo cmd->flags = flags; 718190688Sweongyo /* always bulk-out a multiple of 4 bytes */ 719190688Sweongyo cmd->buflen = roundup2(sizeof(struct uath_cmd_hdr) + ilen, 4); 720190688Sweongyo 721190688Sweongyo hdr = (struct uath_cmd_hdr *)cmd->buf; 722227461Shselasky memset(hdr, 0, sizeof(struct uath_cmd_hdr)); 723190688Sweongyo hdr->len = htobe32(cmd->buflen); 724190688Sweongyo hdr->code = htobe32(code); 725190688Sweongyo hdr->msgid = cmd->msgid; /* don't care about endianness */ 726190688Sweongyo hdr->magic = htobe32((cmd->flags & UATH_CMD_FLAG_MAGIC) ? 1 << 24 : 0); 727227461Shselasky memcpy((uint8_t *)(hdr + 1), idata, ilen); 728190688Sweongyo 729190688Sweongyo#ifdef UATH_DEBUG 730190688Sweongyo if (sc->sc_debug & UATH_DEBUG_CMDS) { 731190688Sweongyo printf("%s: send %s [flags 0x%x] olen %d\n", 732190688Sweongyo __func__, uath_codename(code), cmd->flags, olen); 733190688Sweongyo if (sc->sc_debug & UATH_DEBUG_CMDS_DUMP) 734190688Sweongyo uath_dump_cmd(cmd->buf, cmd->buflen, '+'); 735190688Sweongyo } 736190688Sweongyo#endif 737190688Sweongyo cmd->odata = odata; 738190688Sweongyo KASSERT(odata == NULL || 739190688Sweongyo olen < UATH_MAX_CMDSZ - sizeof(*hdr) + sizeof(uint32_t), 740190688Sweongyo ("odata %p olen %u", odata, olen)); 741190688Sweongyo cmd->olen = olen; 742190688Sweongyo 743190688Sweongyo STAILQ_INSERT_TAIL(&sc->sc_cmd_pending, cmd, next); 744190688Sweongyo UATH_STAT_INC(sc, st_cmd_pending); 745194228Sthompsa usbd_transfer_start(sc->sc_xfer[UATH_INTR_TX]); 746190688Sweongyo 747190688Sweongyo if (cmd->flags & UATH_CMD_FLAG_READ) { 748194228Sthompsa usbd_transfer_start(sc->sc_xfer[UATH_INTR_RX]); 749190688Sweongyo 750190688Sweongyo /* wait at most two seconds for command reply */ 751190688Sweongyo error = mtx_sleep(cmd, &sc->sc_mtx, 0, "uathcmd", 2 * hz); 752190688Sweongyo cmd->odata = NULL; /* in case reply comes too late */ 753190688Sweongyo if (error != 0) { 754190688Sweongyo device_printf(sc->sc_dev, "timeout waiting for reply " 755190688Sweongyo "to cmd 0x%x (%u)\n", code, code); 756190688Sweongyo } else if (cmd->olen != olen) { 757190688Sweongyo device_printf(sc->sc_dev, "unexpected reply data count " 758190688Sweongyo "to cmd 0x%x (%u), got %u, expected %u\n", 759190688Sweongyo code, code, cmd->olen, olen); 760190688Sweongyo error = EINVAL; 761190688Sweongyo } 762190688Sweongyo return (error); 763190688Sweongyo } 764190688Sweongyo return (0); 765190688Sweongyo} 766190688Sweongyo 767190688Sweongyostatic int 768190688Sweongyouath_cmd_read(struct uath_softc *sc, uint32_t code, const void *idata, 769190688Sweongyo int ilen, void *odata, int olen, int flags) 770190688Sweongyo{ 771190688Sweongyo 772190688Sweongyo flags |= UATH_CMD_FLAG_READ; 773190688Sweongyo return uath_cmdsend(sc, code, idata, ilen, odata, olen, flags); 774190688Sweongyo} 775190688Sweongyo 776190688Sweongyostatic int 777190688Sweongyouath_cmd_write(struct uath_softc *sc, uint32_t code, const void *data, int len, 778190688Sweongyo int flags) 779190688Sweongyo{ 780190688Sweongyo 781190688Sweongyo flags &= ~UATH_CMD_FLAG_READ; 782190688Sweongyo return uath_cmdsend(sc, code, data, len, NULL, 0, flags); 783190688Sweongyo} 784190688Sweongyo 785190688Sweongyostatic struct uath_cmd * 786190688Sweongyouath_get_cmdbuf(struct uath_softc *sc) 787190688Sweongyo{ 788190688Sweongyo struct uath_cmd *uc; 789190688Sweongyo 790190688Sweongyo UATH_ASSERT_LOCKED(sc); 791190688Sweongyo 792190688Sweongyo uc = STAILQ_FIRST(&sc->sc_cmd_inactive); 793190688Sweongyo if (uc != NULL) { 794190688Sweongyo STAILQ_REMOVE_HEAD(&sc->sc_cmd_inactive, next); 795190688Sweongyo UATH_STAT_DEC(sc, st_cmd_inactive); 796190688Sweongyo } else 797190688Sweongyo uc = NULL; 798190688Sweongyo if (uc == NULL) 799190688Sweongyo DPRINTF(sc, UATH_DEBUG_XMIT, "%s: %s\n", __func__, 800190688Sweongyo "out of command xmit buffers"); 801190688Sweongyo return (uc); 802190688Sweongyo} 803190688Sweongyo 804190688Sweongyo/* 805190688Sweongyo * This function is called periodically (every second) when associated to 806190688Sweongyo * query device statistics. 807190688Sweongyo */ 808190688Sweongyostatic void 809190688Sweongyouath_stat(void *arg) 810190688Sweongyo{ 811190688Sweongyo struct uath_softc *sc = arg; 812190688Sweongyo int error; 813190688Sweongyo 814190688Sweongyo UATH_LOCK(sc); 815190688Sweongyo /* 816190688Sweongyo * Send request for statistics asynchronously. The timer will be 817190688Sweongyo * restarted when we'll get the stats notification. 818190688Sweongyo */ 819190688Sweongyo error = uath_cmd_write(sc, WDCMSG_TARGET_GET_STATS, NULL, 0, 820190688Sweongyo UATH_CMD_FLAG_ASYNC); 821190688Sweongyo if (error != 0) { 822190688Sweongyo device_printf(sc->sc_dev, 823190688Sweongyo "could not query stats, error %d\n", error); 824190688Sweongyo } 825190688Sweongyo UATH_UNLOCK(sc); 826190688Sweongyo} 827190688Sweongyo 828190688Sweongyostatic int 829190688Sweongyouath_get_capability(struct uath_softc *sc, uint32_t cap, uint32_t *val) 830190688Sweongyo{ 831190688Sweongyo int error; 832190688Sweongyo 833190688Sweongyo cap = htobe32(cap); 834190688Sweongyo error = uath_cmd_read(sc, WDCMSG_TARGET_GET_CAPABILITY, 835190688Sweongyo &cap, sizeof cap, val, sizeof(uint32_t), UATH_CMD_FLAG_MAGIC); 836190688Sweongyo if (error != 0) { 837190688Sweongyo device_printf(sc->sc_dev, "could not read capability %u\n", 838190688Sweongyo be32toh(cap)); 839190688Sweongyo return (error); 840190688Sweongyo } 841190688Sweongyo *val = be32toh(*val); 842190688Sweongyo return (error); 843190688Sweongyo} 844190688Sweongyo 845190688Sweongyostatic int 846190688Sweongyouath_get_devcap(struct uath_softc *sc) 847190688Sweongyo{ 848190688Sweongyo#define GETCAP(x, v) do { \ 849190688Sweongyo error = uath_get_capability(sc, x, &v); \ 850190688Sweongyo if (error != 0) \ 851190688Sweongyo return (error); \ 852190688Sweongyo DPRINTF(sc, UATH_DEBUG_DEVCAP, \ 853190688Sweongyo "%s: %s=0x%08x\n", __func__, #x, v); \ 854190688Sweongyo} while (0) 855190688Sweongyo struct uath_devcap *cap = &sc->sc_devcap; 856190688Sweongyo int error; 857190688Sweongyo 858190688Sweongyo /* collect device capabilities */ 859190688Sweongyo GETCAP(CAP_TARGET_VERSION, cap->targetVersion); 860190688Sweongyo GETCAP(CAP_TARGET_REVISION, cap->targetRevision); 861190688Sweongyo GETCAP(CAP_MAC_VERSION, cap->macVersion); 862190688Sweongyo GETCAP(CAP_MAC_REVISION, cap->macRevision); 863190688Sweongyo GETCAP(CAP_PHY_REVISION, cap->phyRevision); 864190688Sweongyo GETCAP(CAP_ANALOG_5GHz_REVISION, cap->analog5GhzRevision); 865190688Sweongyo GETCAP(CAP_ANALOG_2GHz_REVISION, cap->analog2GhzRevision); 866190688Sweongyo 867190688Sweongyo GETCAP(CAP_REG_DOMAIN, cap->regDomain); 868190688Sweongyo GETCAP(CAP_REG_CAP_BITS, cap->regCapBits); 869190688Sweongyo#if 0 870190688Sweongyo /* NB: not supported in rev 1.5 */ 871190688Sweongyo GETCAP(CAP_COUNTRY_CODE, cap->countryCode); 872190688Sweongyo#endif 873190688Sweongyo GETCAP(CAP_WIRELESS_MODES, cap->wirelessModes); 874190688Sweongyo GETCAP(CAP_CHAN_SPREAD_SUPPORT, cap->chanSpreadSupport); 875190688Sweongyo GETCAP(CAP_COMPRESS_SUPPORT, cap->compressSupport); 876190688Sweongyo GETCAP(CAP_BURST_SUPPORT, cap->burstSupport); 877190688Sweongyo GETCAP(CAP_FAST_FRAMES_SUPPORT, cap->fastFramesSupport); 878190688Sweongyo GETCAP(CAP_CHAP_TUNING_SUPPORT, cap->chapTuningSupport); 879190688Sweongyo GETCAP(CAP_TURBOG_SUPPORT, cap->turboGSupport); 880190688Sweongyo GETCAP(CAP_TURBO_PRIME_SUPPORT, cap->turboPrimeSupport); 881190688Sweongyo GETCAP(CAP_DEVICE_TYPE, cap->deviceType); 882190688Sweongyo GETCAP(CAP_WME_SUPPORT, cap->wmeSupport); 883190688Sweongyo GETCAP(CAP_TOTAL_QUEUES, cap->numTxQueues); 884190688Sweongyo GETCAP(CAP_CONNECTION_ID_MAX, cap->connectionIdMax); 885190688Sweongyo 886190688Sweongyo GETCAP(CAP_LOW_5GHZ_CHAN, cap->low5GhzChan); 887190688Sweongyo GETCAP(CAP_HIGH_5GHZ_CHAN, cap->high5GhzChan); 888190688Sweongyo GETCAP(CAP_LOW_2GHZ_CHAN, cap->low2GhzChan); 889190688Sweongyo GETCAP(CAP_HIGH_2GHZ_CHAN, cap->high2GhzChan); 890190688Sweongyo GETCAP(CAP_TWICE_ANTENNAGAIN_5G, cap->twiceAntennaGain5G); 891190688Sweongyo GETCAP(CAP_TWICE_ANTENNAGAIN_2G, cap->twiceAntennaGain2G); 892190688Sweongyo 893190688Sweongyo GETCAP(CAP_CIPHER_AES_CCM, cap->supportCipherAES_CCM); 894190688Sweongyo GETCAP(CAP_CIPHER_TKIP, cap->supportCipherTKIP); 895190688Sweongyo GETCAP(CAP_MIC_TKIP, cap->supportMicTKIP); 896190688Sweongyo 897190688Sweongyo cap->supportCipherWEP = 1; /* NB: always available */ 898190688Sweongyo 899190688Sweongyo return (0); 900190688Sweongyo} 901190688Sweongyo 902190688Sweongyostatic int 903190688Sweongyouath_get_devstatus(struct uath_softc *sc, uint8_t macaddr[IEEE80211_ADDR_LEN]) 904190688Sweongyo{ 905190688Sweongyo int error; 906190688Sweongyo 907190688Sweongyo /* retrieve MAC address */ 908190688Sweongyo error = uath_get_status(sc, ST_MAC_ADDR, macaddr, IEEE80211_ADDR_LEN); 909190688Sweongyo if (error != 0) { 910190688Sweongyo device_printf(sc->sc_dev, "could not read MAC address\n"); 911190688Sweongyo return (error); 912190688Sweongyo } 913190688Sweongyo 914190688Sweongyo error = uath_get_status(sc, ST_SERIAL_NUMBER, 915190688Sweongyo &sc->sc_serial[0], sizeof(sc->sc_serial)); 916190688Sweongyo if (error != 0) { 917190688Sweongyo device_printf(sc->sc_dev, 918190688Sweongyo "could not read device serial number\n"); 919190688Sweongyo return (error); 920190688Sweongyo } 921190688Sweongyo return (0); 922190688Sweongyo} 923190688Sweongyo 924190688Sweongyostatic int 925190688Sweongyouath_get_status(struct uath_softc *sc, uint32_t which, void *odata, int olen) 926190688Sweongyo{ 927190688Sweongyo int error; 928190688Sweongyo 929190688Sweongyo which = htobe32(which); 930190688Sweongyo error = uath_cmd_read(sc, WDCMSG_TARGET_GET_STATUS, 931190688Sweongyo &which, sizeof(which), odata, olen, UATH_CMD_FLAG_MAGIC); 932190688Sweongyo if (error != 0) 933190688Sweongyo device_printf(sc->sc_dev, 934190688Sweongyo "could not read EEPROM offset 0x%02x\n", be32toh(which)); 935190688Sweongyo return (error); 936190688Sweongyo} 937190688Sweongyo 938190688Sweongyostatic void 939190688Sweongyouath_free_data_list(struct uath_softc *sc, struct uath_data data[], int ndata, 940190688Sweongyo int fillmbuf) 941190688Sweongyo{ 942190688Sweongyo int i; 943190688Sweongyo 944190688Sweongyo for (i = 0; i < ndata; i++) { 945190688Sweongyo struct uath_data *dp = &data[i]; 946190688Sweongyo 947190688Sweongyo if (fillmbuf == 1) { 948190688Sweongyo if (dp->m != NULL) { 949190688Sweongyo m_freem(dp->m); 950190688Sweongyo dp->m = NULL; 951190688Sweongyo dp->buf = NULL; 952190688Sweongyo } 953190688Sweongyo } else { 954244503Shselasky dp->buf = NULL; 955190688Sweongyo } 956246614Shselasky if (dp->ni != NULL) { 957246614Shselasky ieee80211_free_node(dp->ni); 958246614Shselasky dp->ni = NULL; 959246614Shselasky } 960190688Sweongyo } 961190688Sweongyo} 962190688Sweongyo 963190688Sweongyostatic int 964190688Sweongyouath_alloc_data_list(struct uath_softc *sc, struct uath_data data[], 965244503Shselasky int ndata, int maxsz, void *dma_buf) 966190688Sweongyo{ 967190688Sweongyo int i, error; 968190688Sweongyo 969190688Sweongyo for (i = 0; i < ndata; i++) { 970190688Sweongyo struct uath_data *dp = &data[i]; 971190688Sweongyo 972190688Sweongyo dp->sc = sc; 973244503Shselasky if (dma_buf == NULL) { 974190688Sweongyo /* XXX check maxsz */ 975243857Sglebius dp->m = m_getcl(M_NOWAIT, MT_DATA, M_PKTHDR); 976190688Sweongyo if (dp->m == NULL) { 977190688Sweongyo device_printf(sc->sc_dev, 978190688Sweongyo "could not allocate rx mbuf\n"); 979190688Sweongyo error = ENOMEM; 980190688Sweongyo goto fail; 981190688Sweongyo } 982190688Sweongyo dp->buf = mtod(dp->m, uint8_t *); 983190688Sweongyo } else { 984190688Sweongyo dp->m = NULL; 985244503Shselasky dp->buf = ((uint8_t *)dma_buf) + (i * maxsz); 986190688Sweongyo } 987190688Sweongyo dp->ni = NULL; 988190688Sweongyo } 989190688Sweongyo 990190688Sweongyo return (0); 991190688Sweongyo 992244503Shselaskyfail: uath_free_data_list(sc, data, ndata, 1 /* free mbufs */); 993190688Sweongyo return (error); 994190688Sweongyo} 995190688Sweongyo 996190688Sweongyostatic int 997190688Sweongyouath_alloc_rx_data_list(struct uath_softc *sc) 998190688Sweongyo{ 999190688Sweongyo int error, i; 1000190688Sweongyo 1001190688Sweongyo /* XXX is it enough to store the RX packet with MCLBYTES bytes? */ 1002190688Sweongyo error = uath_alloc_data_list(sc, 1003190688Sweongyo sc->sc_rx, UATH_RX_DATA_LIST_COUNT, MCLBYTES, 1004244503Shselasky NULL /* setup mbufs */); 1005190688Sweongyo if (error != 0) 1006190688Sweongyo return (error); 1007190688Sweongyo 1008190688Sweongyo STAILQ_INIT(&sc->sc_rx_active); 1009190688Sweongyo STAILQ_INIT(&sc->sc_rx_inactive); 1010190688Sweongyo 1011190688Sweongyo for (i = 0; i < UATH_RX_DATA_LIST_COUNT; i++) { 1012190688Sweongyo STAILQ_INSERT_HEAD(&sc->sc_rx_inactive, &sc->sc_rx[i], 1013190688Sweongyo next); 1014190688Sweongyo UATH_STAT_INC(sc, st_rx_inactive); 1015190688Sweongyo } 1016190688Sweongyo 1017190688Sweongyo return (0); 1018190688Sweongyo} 1019190688Sweongyo 1020190688Sweongyostatic int 1021190688Sweongyouath_alloc_tx_data_list(struct uath_softc *sc) 1022190688Sweongyo{ 1023190688Sweongyo int error, i; 1024190688Sweongyo 1025190688Sweongyo error = uath_alloc_data_list(sc, 1026190688Sweongyo sc->sc_tx, UATH_TX_DATA_LIST_COUNT, UATH_MAX_TXBUFSZ, 1027244503Shselasky sc->sc_tx_dma_buf); 1028190688Sweongyo if (error != 0) 1029190688Sweongyo return (error); 1030190688Sweongyo 1031190688Sweongyo STAILQ_INIT(&sc->sc_tx_active); 1032190688Sweongyo STAILQ_INIT(&sc->sc_tx_inactive); 1033190688Sweongyo STAILQ_INIT(&sc->sc_tx_pending); 1034190688Sweongyo 1035190688Sweongyo for (i = 0; i < UATH_TX_DATA_LIST_COUNT; i++) { 1036190688Sweongyo STAILQ_INSERT_HEAD(&sc->sc_tx_inactive, &sc->sc_tx[i], 1037190688Sweongyo next); 1038190688Sweongyo UATH_STAT_INC(sc, st_tx_inactive); 1039190688Sweongyo } 1040190688Sweongyo 1041190688Sweongyo return (0); 1042190688Sweongyo} 1043190688Sweongyo 1044190688Sweongyostatic void 1045190688Sweongyouath_free_rx_data_list(struct uath_softc *sc) 1046190688Sweongyo{ 1047190688Sweongyo uath_free_data_list(sc, sc->sc_rx, UATH_RX_DATA_LIST_COUNT, 1048190688Sweongyo 1 /* free mbufs */); 1049190688Sweongyo} 1050190688Sweongyo 1051190688Sweongyostatic void 1052190688Sweongyouath_free_tx_data_list(struct uath_softc *sc) 1053190688Sweongyo{ 1054190688Sweongyo uath_free_data_list(sc, sc->sc_tx, UATH_TX_DATA_LIST_COUNT, 1055190688Sweongyo 0 /* no mbufs */); 1056190688Sweongyo} 1057190688Sweongyo 1058190688Sweongyostatic struct ieee80211vap * 1059228621Sbschmidtuath_vap_create(struct ieee80211com *ic, const char name[IFNAMSIZ], int unit, 1060228621Sbschmidt enum ieee80211_opmode opmode, int flags, 1061228621Sbschmidt const uint8_t bssid[IEEE80211_ADDR_LEN], 1062228621Sbschmidt const uint8_t mac[IEEE80211_ADDR_LEN]) 1063190688Sweongyo{ 1064190688Sweongyo struct uath_vap *uvp; 1065190688Sweongyo struct ieee80211vap *vap; 1066190688Sweongyo 1067190688Sweongyo if (!TAILQ_EMPTY(&ic->ic_vaps)) /* only one at a time */ 1068190688Sweongyo return (NULL); 1069190688Sweongyo uvp = (struct uath_vap *) malloc(sizeof(struct uath_vap), 1070190688Sweongyo M_80211_VAP, M_NOWAIT | M_ZERO); 1071190688Sweongyo if (uvp == NULL) 1072190688Sweongyo return (NULL); 1073190688Sweongyo vap = &uvp->vap; 1074190688Sweongyo /* enable s/w bmiss handling for sta mode */ 1075190688Sweongyo 1076259453Shselasky if (ieee80211_vap_setup(ic, vap, name, unit, opmode, 1077259453Shselasky flags | IEEE80211_CLONE_NOBEACONS, bssid, mac) != 0) { 1078259453Shselasky /* out of memory */ 1079259453Shselasky free(uvp, M_80211_VAP); 1080259453Shselasky return (NULL); 1081259453Shselasky } 1082259453Shselasky 1083190688Sweongyo /* override state transition machine */ 1084190688Sweongyo uvp->newstate = vap->iv_newstate; 1085190688Sweongyo vap->iv_newstate = uath_newstate; 1086190688Sweongyo 1087190688Sweongyo /* complete setup */ 1088190688Sweongyo ieee80211_vap_attach(vap, ieee80211_media_change, 1089190688Sweongyo ieee80211_media_status); 1090190688Sweongyo ic->ic_opmode = opmode; 1091190688Sweongyo return (vap); 1092190688Sweongyo} 1093190688Sweongyo 1094190688Sweongyostatic void 1095190688Sweongyouath_vap_delete(struct ieee80211vap *vap) 1096190688Sweongyo{ 1097190688Sweongyo struct uath_vap *uvp = UATH_VAP(vap); 1098190688Sweongyo 1099190688Sweongyo ieee80211_vap_detach(vap); 1100190688Sweongyo free(uvp, M_80211_VAP); 1101190688Sweongyo} 1102190688Sweongyo 1103190688Sweongyostatic int 1104190688Sweongyouath_init_locked(void *arg) 1105190688Sweongyo{ 1106190688Sweongyo struct uath_softc *sc = arg; 1107190688Sweongyo struct ifnet *ifp = sc->sc_ifp; 1108190688Sweongyo struct ieee80211com *ic = ifp->if_l2com; 1109190688Sweongyo uint32_t val; 1110190688Sweongyo int error; 1111190688Sweongyo 1112190688Sweongyo UATH_ASSERT_LOCKED(sc); 1113190688Sweongyo 1114190688Sweongyo if (ifp->if_drv_flags & IFF_DRV_RUNNING) 1115190688Sweongyo uath_stop_locked(ifp); 1116190688Sweongyo 1117190688Sweongyo /* reset variables */ 1118190688Sweongyo sc->sc_intrx_nextnum = sc->sc_msgid = 0; 1119190688Sweongyo 1120190688Sweongyo val = htobe32(0); 1121190688Sweongyo uath_cmd_write(sc, WDCMSG_BIND, &val, sizeof val, 0); 1122190688Sweongyo 1123190688Sweongyo /* set MAC address */ 1124190688Sweongyo uath_config_multi(sc, CFG_MAC_ADDR, IF_LLADDR(ifp), IEEE80211_ADDR_LEN); 1125190688Sweongyo 1126190688Sweongyo /* XXX honor net80211 state */ 1127190688Sweongyo uath_config(sc, CFG_RATE_CONTROL_ENABLE, 0x00000001); 1128190688Sweongyo uath_config(sc, CFG_DIVERSITY_CTL, 0x00000001); 1129190688Sweongyo uath_config(sc, CFG_ABOLT, 0x0000003f); 1130190688Sweongyo uath_config(sc, CFG_WME_ENABLED, 0x00000001); 1131190688Sweongyo 1132190688Sweongyo uath_config(sc, CFG_SERVICE_TYPE, 1); 1133190688Sweongyo uath_config(sc, CFG_TP_SCALE, 0x00000000); 1134190688Sweongyo uath_config(sc, CFG_TPC_HALF_DBM5, 0x0000003c); 1135190688Sweongyo uath_config(sc, CFG_TPC_HALF_DBM2, 0x0000003c); 1136190688Sweongyo uath_config(sc, CFG_OVERRD_TX_POWER, 0x00000000); 1137190688Sweongyo uath_config(sc, CFG_GMODE_PROTECTION, 0x00000000); 1138190688Sweongyo uath_config(sc, CFG_GMODE_PROTECT_RATE_INDEX, 0x00000003); 1139190688Sweongyo uath_config(sc, CFG_PROTECTION_TYPE, 0x00000000); 1140190688Sweongyo uath_config(sc, CFG_MODE_CTS, 0x00000002); 1141190688Sweongyo 1142190688Sweongyo error = uath_cmd_read(sc, WDCMSG_TARGET_START, NULL, 0, 1143190688Sweongyo &val, sizeof(val), UATH_CMD_FLAG_MAGIC); 1144190688Sweongyo if (error) { 1145190688Sweongyo device_printf(sc->sc_dev, 1146190688Sweongyo "could not start target, error %d\n", error); 1147190688Sweongyo goto fail; 1148190688Sweongyo } 1149190688Sweongyo DPRINTF(sc, UATH_DEBUG_INIT, "%s returns handle: 0x%x\n", 1150190688Sweongyo uath_codename(WDCMSG_TARGET_START), be32toh(val)); 1151190688Sweongyo 1152190688Sweongyo /* set default channel */ 1153190688Sweongyo error = uath_switch_channel(sc, ic->ic_curchan); 1154190688Sweongyo if (error) { 1155190688Sweongyo device_printf(sc->sc_dev, 1156190688Sweongyo "could not switch channel, error %d\n", error); 1157190688Sweongyo goto fail; 1158190688Sweongyo } 1159190688Sweongyo 1160190688Sweongyo val = htobe32(TARGET_DEVICE_AWAKE); 1161190688Sweongyo uath_cmd_write(sc, WDCMSG_SET_PWR_MODE, &val, sizeof val, 0); 1162190688Sweongyo /* XXX? check */ 1163190688Sweongyo uath_cmd_write(sc, WDCMSG_RESET_KEY_CACHE, NULL, 0, 0); 1164190688Sweongyo 1165194228Sthompsa usbd_transfer_start(sc->sc_xfer[UATH_BULK_RX]); 1166190688Sweongyo /* enable Rx */ 1167190688Sweongyo uath_set_rxfilter(sc, 0x0, UATH_FILTER_OP_INIT); 1168190688Sweongyo uath_set_rxfilter(sc, 1169190688Sweongyo UATH_FILTER_RX_UCAST | UATH_FILTER_RX_MCAST | 1170190688Sweongyo UATH_FILTER_RX_BCAST | UATH_FILTER_RX_BEACON, 1171190688Sweongyo UATH_FILTER_OP_SET); 1172190688Sweongyo 1173190688Sweongyo ifp->if_drv_flags &= ~IFF_DRV_OACTIVE; 1174190688Sweongyo ifp->if_drv_flags |= IFF_DRV_RUNNING; 1175190688Sweongyo sc->sc_flags |= UATH_FLAG_INITDONE; 1176190688Sweongyo 1177190688Sweongyo callout_reset(&sc->watchdog_ch, hz, uath_watchdog, sc); 1178190688Sweongyo 1179190688Sweongyo return (0); 1180190688Sweongyo 1181190688Sweongyofail: 1182190688Sweongyo uath_stop_locked(ifp); 1183190688Sweongyo return (error); 1184190688Sweongyo} 1185190688Sweongyo 1186190688Sweongyostatic void 1187190688Sweongyouath_init(void *arg) 1188190688Sweongyo{ 1189190688Sweongyo struct uath_softc *sc = arg; 1190190688Sweongyo 1191190688Sweongyo UATH_LOCK(sc); 1192190688Sweongyo (void)uath_init_locked(sc); 1193190688Sweongyo UATH_UNLOCK(sc); 1194190688Sweongyo} 1195190688Sweongyo 1196190688Sweongyostatic void 1197190688Sweongyouath_stop_locked(struct ifnet *ifp) 1198190688Sweongyo{ 1199190688Sweongyo struct uath_softc *sc = ifp->if_softc; 1200190688Sweongyo 1201190688Sweongyo UATH_ASSERT_LOCKED(sc); 1202190688Sweongyo 1203190688Sweongyo ifp->if_drv_flags &= ~(IFF_DRV_RUNNING | IFF_DRV_OACTIVE); 1204190688Sweongyo sc->sc_flags &= ~UATH_FLAG_INITDONE; 1205190688Sweongyo 1206190688Sweongyo callout_stop(&sc->stat_ch); 1207190688Sweongyo callout_stop(&sc->watchdog_ch); 1208190688Sweongyo sc->sc_tx_timer = 0; 1209190688Sweongyo /* abort pending transmits */ 1210190688Sweongyo uath_abort_xfers(sc); 1211190688Sweongyo /* flush data & control requests into the target */ 1212190688Sweongyo (void)uath_flush(sc); 1213190688Sweongyo /* set a LED status to the disconnected. */ 1214190688Sweongyo uath_set_ledstate(sc, 0); 1215190688Sweongyo /* stop the target */ 1216190688Sweongyo uath_cmd_write(sc, WDCMSG_TARGET_STOP, NULL, 0, 0); 1217190688Sweongyo} 1218190688Sweongyo 1219190688Sweongyostatic void 1220190688Sweongyouath_stop(struct ifnet *ifp) 1221190688Sweongyo{ 1222190688Sweongyo struct uath_softc *sc = ifp->if_softc; 1223190688Sweongyo 1224190688Sweongyo UATH_LOCK(sc); 1225190688Sweongyo uath_stop_locked(ifp); 1226190688Sweongyo UATH_UNLOCK(sc); 1227190688Sweongyo} 1228190688Sweongyo 1229190688Sweongyostatic int 1230190688Sweongyouath_config(struct uath_softc *sc, uint32_t reg, uint32_t val) 1231190688Sweongyo{ 1232190688Sweongyo struct uath_write_mac write; 1233190688Sweongyo int error; 1234190688Sweongyo 1235190688Sweongyo write.reg = htobe32(reg); 1236190688Sweongyo write.len = htobe32(0); /* 0 = single write */ 1237190688Sweongyo *(uint32_t *)write.data = htobe32(val); 1238190688Sweongyo 1239190688Sweongyo error = uath_cmd_write(sc, WDCMSG_TARGET_SET_CONFIG, &write, 1240190688Sweongyo 3 * sizeof (uint32_t), 0); 1241190688Sweongyo if (error != 0) { 1242190688Sweongyo device_printf(sc->sc_dev, "could not write register 0x%02x\n", 1243190688Sweongyo reg); 1244190688Sweongyo } 1245190688Sweongyo return (error); 1246190688Sweongyo} 1247190688Sweongyo 1248190688Sweongyostatic int 1249190688Sweongyouath_config_multi(struct uath_softc *sc, uint32_t reg, const void *data, 1250190688Sweongyo int len) 1251190688Sweongyo{ 1252190688Sweongyo struct uath_write_mac write; 1253190688Sweongyo int error; 1254190688Sweongyo 1255190688Sweongyo write.reg = htobe32(reg); 1256190688Sweongyo write.len = htobe32(len); 1257190688Sweongyo bcopy(data, write.data, len); 1258190688Sweongyo 1259190688Sweongyo /* properly handle the case where len is zero (reset) */ 1260190688Sweongyo error = uath_cmd_write(sc, WDCMSG_TARGET_SET_CONFIG, &write, 1261190688Sweongyo (len == 0) ? sizeof (uint32_t) : 2 * sizeof (uint32_t) + len, 0); 1262190688Sweongyo if (error != 0) { 1263190688Sweongyo device_printf(sc->sc_dev, 1264190688Sweongyo "could not write %d bytes to register 0x%02x\n", len, reg); 1265190688Sweongyo } 1266190688Sweongyo return (error); 1267190688Sweongyo} 1268190688Sweongyo 1269190688Sweongyostatic int 1270190688Sweongyouath_switch_channel(struct uath_softc *sc, struct ieee80211_channel *c) 1271190688Sweongyo{ 1272190688Sweongyo int error; 1273190688Sweongyo 1274190688Sweongyo UATH_ASSERT_LOCKED(sc); 1275190688Sweongyo 1276190688Sweongyo /* set radio frequency */ 1277190688Sweongyo error = uath_set_chan(sc, c); 1278190688Sweongyo if (error) { 1279190688Sweongyo device_printf(sc->sc_dev, 1280190688Sweongyo "could not set channel, error %d\n", error); 1281190688Sweongyo goto failed; 1282190688Sweongyo } 1283190688Sweongyo /* reset Tx rings */ 1284190688Sweongyo error = uath_reset_tx_queues(sc); 1285190688Sweongyo if (error) { 1286190688Sweongyo device_printf(sc->sc_dev, 1287190688Sweongyo "could not reset Tx queues, error %d\n", error); 1288190688Sweongyo goto failed; 1289190688Sweongyo } 1290190688Sweongyo /* set Tx rings WME properties */ 1291190688Sweongyo error = uath_wme_init(sc); 1292190688Sweongyo if (error) { 1293190688Sweongyo device_printf(sc->sc_dev, 1294190688Sweongyo "could not init Tx queues, error %d\n", error); 1295190688Sweongyo goto failed; 1296190688Sweongyo } 1297190688Sweongyo error = uath_set_ledstate(sc, 0); 1298190688Sweongyo if (error) { 1299190688Sweongyo device_printf(sc->sc_dev, 1300190688Sweongyo "could not set led state, error %d\n", error); 1301190688Sweongyo goto failed; 1302190688Sweongyo } 1303190688Sweongyo error = uath_flush(sc); 1304190688Sweongyo if (error) { 1305190688Sweongyo device_printf(sc->sc_dev, 1306190688Sweongyo "could not flush pipes, error %d\n", error); 1307190688Sweongyo goto failed; 1308190688Sweongyo } 1309190688Sweongyofailed: 1310190688Sweongyo return (error); 1311190688Sweongyo} 1312190688Sweongyo 1313190688Sweongyostatic int 1314190688Sweongyouath_set_rxfilter(struct uath_softc *sc, uint32_t bits, uint32_t op) 1315190688Sweongyo{ 1316190688Sweongyo struct uath_cmd_rx_filter rxfilter; 1317190688Sweongyo 1318190688Sweongyo rxfilter.bits = htobe32(bits); 1319190688Sweongyo rxfilter.op = htobe32(op); 1320190688Sweongyo 1321190688Sweongyo DPRINTF(sc, UATH_DEBUG_RECV | UATH_DEBUG_RECV_ALL, 1322190688Sweongyo "setting Rx filter=0x%x flags=0x%x\n", bits, op); 1323190688Sweongyo return uath_cmd_write(sc, WDCMSG_RX_FILTER, &rxfilter, 1324190688Sweongyo sizeof rxfilter, 0); 1325190688Sweongyo} 1326190688Sweongyo 1327190688Sweongyostatic void 1328190688Sweongyouath_watchdog(void *arg) 1329190688Sweongyo{ 1330190688Sweongyo struct uath_softc *sc = arg; 1331190688Sweongyo struct ifnet *ifp = sc->sc_ifp; 1332190688Sweongyo 1333190688Sweongyo if (sc->sc_tx_timer > 0) { 1334190688Sweongyo if (--sc->sc_tx_timer == 0) { 1335190688Sweongyo device_printf(sc->sc_dev, "device timeout\n"); 1336190688Sweongyo /*uath_init(ifp); XXX needs a process context! */ 1337190688Sweongyo ifp->if_oerrors++; 1338190688Sweongyo return; 1339190688Sweongyo } 1340190688Sweongyo callout_reset(&sc->watchdog_ch, hz, uath_watchdog, sc); 1341190688Sweongyo } 1342190688Sweongyo} 1343190688Sweongyo 1344190688Sweongyostatic void 1345190688Sweongyouath_abort_xfers(struct uath_softc *sc) 1346190688Sweongyo{ 1347190688Sweongyo int i; 1348190688Sweongyo 1349190688Sweongyo UATH_ASSERT_LOCKED(sc); 1350190688Sweongyo /* abort any pending transfers */ 1351190688Sweongyo for (i = 0; i < UATH_N_XFERS; i++) 1352194228Sthompsa usbd_transfer_stop(sc->sc_xfer[i]); 1353190688Sweongyo} 1354190688Sweongyo 1355190688Sweongyostatic int 1356190688Sweongyouath_flush(struct uath_softc *sc) 1357190688Sweongyo{ 1358190688Sweongyo int error; 1359190688Sweongyo 1360190688Sweongyo error = uath_dataflush(sc); 1361190688Sweongyo if (error != 0) 1362190688Sweongyo goto failed; 1363190688Sweongyo 1364190688Sweongyo error = uath_cmdflush(sc); 1365190688Sweongyo if (error != 0) 1366190688Sweongyo goto failed; 1367190688Sweongyo 1368190688Sweongyofailed: 1369190688Sweongyo return (error); 1370190688Sweongyo} 1371190688Sweongyo 1372190688Sweongyostatic int 1373190688Sweongyouath_cmdflush(struct uath_softc *sc) 1374190688Sweongyo{ 1375190688Sweongyo 1376190688Sweongyo return uath_cmd_write(sc, WDCMSG_FLUSH, NULL, 0, 0); 1377190688Sweongyo} 1378190688Sweongyo 1379190688Sweongyostatic int 1380190688Sweongyouath_dataflush(struct uath_softc *sc) 1381190688Sweongyo{ 1382190688Sweongyo struct uath_data *data; 1383190688Sweongyo struct uath_chunk *chunk; 1384190688Sweongyo struct uath_tx_desc *desc; 1385190688Sweongyo 1386190688Sweongyo UATH_ASSERT_LOCKED(sc); 1387190688Sweongyo 1388190688Sweongyo data = uath_getbuf(sc); 1389190688Sweongyo if (data == NULL) 1390190688Sweongyo return (ENOBUFS); 1391190688Sweongyo data->buflen = sizeof(struct uath_chunk) + sizeof(struct uath_tx_desc); 1392190688Sweongyo data->m = NULL; 1393190688Sweongyo data->ni = NULL; 1394190688Sweongyo chunk = (struct uath_chunk *)data->buf; 1395190688Sweongyo desc = (struct uath_tx_desc *)(chunk + 1); 1396190688Sweongyo 1397190688Sweongyo /* one chunk only */ 1398190688Sweongyo chunk->seqnum = 0; 1399190688Sweongyo chunk->flags = UATH_CFLAGS_FINAL; 1400190688Sweongyo chunk->length = htobe16(sizeof (struct uath_tx_desc)); 1401190688Sweongyo 1402227461Shselasky memset(desc, 0, sizeof(struct uath_tx_desc)); 1403190688Sweongyo desc->msglen = htobe32(sizeof(struct uath_tx_desc)); 1404190688Sweongyo desc->msgid = (sc->sc_msgid++) + 1; /* don't care about endianness */ 1405190688Sweongyo desc->type = htobe32(WDCMSG_FLUSH); 1406190688Sweongyo desc->txqid = htobe32(0); 1407190688Sweongyo desc->connid = htobe32(0); 1408190688Sweongyo desc->flags = htobe32(0); 1409190688Sweongyo 1410190688Sweongyo#ifdef UATH_DEBUG 1411190688Sweongyo if (sc->sc_debug & UATH_DEBUG_CMDS) { 1412190688Sweongyo DPRINTF(sc, UATH_DEBUG_RESET, "send flush ix %d\n", 1413190688Sweongyo desc->msgid); 1414190688Sweongyo if (sc->sc_debug & UATH_DEBUG_CMDS_DUMP) 1415190688Sweongyo uath_dump_cmd(data->buf, data->buflen, '+'); 1416190688Sweongyo } 1417190688Sweongyo#endif 1418190688Sweongyo 1419190688Sweongyo STAILQ_INSERT_TAIL(&sc->sc_tx_pending, data, next); 1420190688Sweongyo UATH_STAT_INC(sc, st_tx_pending); 1421190688Sweongyo sc->sc_tx_timer = 5; 1422194228Sthompsa usbd_transfer_start(sc->sc_xfer[UATH_BULK_TX]); 1423190688Sweongyo 1424190688Sweongyo return (0); 1425190688Sweongyo} 1426190688Sweongyo 1427190688Sweongyostatic struct uath_data * 1428190688Sweongyo_uath_getbuf(struct uath_softc *sc) 1429190688Sweongyo{ 1430190688Sweongyo struct uath_data *bf; 1431190688Sweongyo 1432190688Sweongyo bf = STAILQ_FIRST(&sc->sc_tx_inactive); 1433190688Sweongyo if (bf != NULL) { 1434190688Sweongyo STAILQ_REMOVE_HEAD(&sc->sc_tx_inactive, next); 1435190688Sweongyo UATH_STAT_DEC(sc, st_tx_inactive); 1436190688Sweongyo } else 1437190688Sweongyo bf = NULL; 1438190688Sweongyo if (bf == NULL) 1439190688Sweongyo DPRINTF(sc, UATH_DEBUG_XMIT, "%s: %s\n", __func__, 1440190688Sweongyo "out of xmit buffers"); 1441190688Sweongyo return (bf); 1442190688Sweongyo} 1443190688Sweongyo 1444190688Sweongyostatic struct uath_data * 1445190688Sweongyouath_getbuf(struct uath_softc *sc) 1446190688Sweongyo{ 1447190688Sweongyo struct uath_data *bf; 1448190688Sweongyo 1449190688Sweongyo UATH_ASSERT_LOCKED(sc); 1450190688Sweongyo 1451190688Sweongyo bf = _uath_getbuf(sc); 1452190688Sweongyo if (bf == NULL) { 1453190688Sweongyo struct ifnet *ifp = sc->sc_ifp; 1454190688Sweongyo 1455190688Sweongyo DPRINTF(sc, UATH_DEBUG_XMIT, "%s: stop queue\n", __func__); 1456190688Sweongyo ifp->if_drv_flags |= IFF_DRV_OACTIVE; 1457190688Sweongyo } 1458190688Sweongyo return (bf); 1459190688Sweongyo} 1460190688Sweongyo 1461190688Sweongyostatic int 1462190688Sweongyouath_set_ledstate(struct uath_softc *sc, int connected) 1463190688Sweongyo{ 1464190688Sweongyo 1465190688Sweongyo DPRINTF(sc, UATH_DEBUG_LED, 1466190688Sweongyo "set led state %sconnected\n", connected ? "" : "!"); 1467190688Sweongyo connected = htobe32(connected); 1468190688Sweongyo return uath_cmd_write(sc, WDCMSG_SET_LED_STATE, 1469190688Sweongyo &connected, sizeof connected, 0); 1470190688Sweongyo} 1471190688Sweongyo 1472190688Sweongyostatic int 1473190688Sweongyouath_set_chan(struct uath_softc *sc, struct ieee80211_channel *c) 1474190688Sweongyo{ 1475190688Sweongyo#ifdef UATH_DEBUG 1476190688Sweongyo struct ifnet *ifp = sc->sc_ifp; 1477190688Sweongyo struct ieee80211com *ic = ifp->if_l2com; 1478190688Sweongyo#endif 1479190688Sweongyo struct uath_cmd_reset reset; 1480190688Sweongyo 1481227461Shselasky memset(&reset, 0, sizeof(reset)); 1482190688Sweongyo if (IEEE80211_IS_CHAN_2GHZ(c)) 1483190688Sweongyo reset.flags |= htobe32(UATH_CHAN_2GHZ); 1484190688Sweongyo if (IEEE80211_IS_CHAN_5GHZ(c)) 1485190688Sweongyo reset.flags |= htobe32(UATH_CHAN_5GHZ); 1486190688Sweongyo /* NB: 11g =>'s 11b so don't specify both OFDM and CCK */ 1487192257Ssam if (IEEE80211_IS_CHAN_OFDM(c)) 1488190688Sweongyo reset.flags |= htobe32(UATH_CHAN_OFDM); 1489192257Ssam else if (IEEE80211_IS_CHAN_CCK(c)) 1490190688Sweongyo reset.flags |= htobe32(UATH_CHAN_CCK); 1491190688Sweongyo /* turbo can be used in either 2GHz or 5GHz */ 1492190688Sweongyo if (c->ic_flags & IEEE80211_CHAN_TURBO) 1493190688Sweongyo reset.flags |= htobe32(UATH_CHAN_TURBO); 1494190688Sweongyo reset.freq = htobe32(c->ic_freq); 1495190688Sweongyo reset.maxrdpower = htobe32(50); /* XXX */ 1496190688Sweongyo reset.channelchange = htobe32(1); 1497190688Sweongyo reset.keeprccontent = htobe32(0); 1498190688Sweongyo 1499190688Sweongyo DPRINTF(sc, UATH_DEBUG_CHANNEL, "set channel %d, flags 0x%x freq %u\n", 1500190688Sweongyo ieee80211_chan2ieee(ic, c), 1501190688Sweongyo be32toh(reset.flags), be32toh(reset.freq)); 1502190688Sweongyo return uath_cmd_write(sc, WDCMSG_RESET, &reset, sizeof reset, 0); 1503190688Sweongyo} 1504190688Sweongyo 1505190688Sweongyostatic int 1506190688Sweongyouath_reset_tx_queues(struct uath_softc *sc) 1507190688Sweongyo{ 1508190688Sweongyo int ac, error; 1509190688Sweongyo 1510190688Sweongyo DPRINTF(sc, UATH_DEBUG_RESET, "%s: reset Tx queues\n", __func__); 1511190688Sweongyo for (ac = 0; ac < 4; ac++) { 1512190688Sweongyo const uint32_t qid = htobe32(ac); 1513190688Sweongyo 1514190688Sweongyo error = uath_cmd_write(sc, WDCMSG_RELEASE_TX_QUEUE, &qid, 1515190688Sweongyo sizeof qid, 0); 1516190688Sweongyo if (error != 0) 1517190688Sweongyo break; 1518190688Sweongyo } 1519190688Sweongyo return (error); 1520190688Sweongyo} 1521190688Sweongyo 1522190688Sweongyostatic int 1523190688Sweongyouath_wme_init(struct uath_softc *sc) 1524190688Sweongyo{ 1525190688Sweongyo /* XXX get from net80211 */ 1526190688Sweongyo static const struct uath_wme_settings uath_wme_11g[4] = { 1527190688Sweongyo { 7, 4, 10, 0, 0 }, /* Background */ 1528190688Sweongyo { 3, 4, 10, 0, 0 }, /* Best-Effort */ 1529190688Sweongyo { 3, 3, 4, 26, 0 }, /* Video */ 1530190688Sweongyo { 2, 2, 3, 47, 0 } /* Voice */ 1531190688Sweongyo }; 1532190688Sweongyo struct uath_cmd_txq_setup qinfo; 1533190688Sweongyo int ac, error; 1534190688Sweongyo 1535190688Sweongyo DPRINTF(sc, UATH_DEBUG_WME, "%s: setup Tx queues\n", __func__); 1536190688Sweongyo for (ac = 0; ac < 4; ac++) { 1537190688Sweongyo qinfo.qid = htobe32(ac); 1538190688Sweongyo qinfo.len = htobe32(sizeof(qinfo.attr)); 1539190688Sweongyo qinfo.attr.priority = htobe32(ac); /* XXX */ 1540190688Sweongyo qinfo.attr.aifs = htobe32(uath_wme_11g[ac].aifsn); 1541190688Sweongyo qinfo.attr.logcwmin = htobe32(uath_wme_11g[ac].logcwmin); 1542190688Sweongyo qinfo.attr.logcwmax = htobe32(uath_wme_11g[ac].logcwmax); 1543190688Sweongyo qinfo.attr.bursttime = htobe32(UATH_TXOP_TO_US( 1544190688Sweongyo uath_wme_11g[ac].txop)); 1545190688Sweongyo qinfo.attr.mode = htobe32(uath_wme_11g[ac].acm);/*XXX? */ 1546190688Sweongyo qinfo.attr.qflags = htobe32(1); /* XXX? */ 1547190688Sweongyo 1548190688Sweongyo error = uath_cmd_write(sc, WDCMSG_SETUP_TX_QUEUE, &qinfo, 1549190688Sweongyo sizeof qinfo, 0); 1550190688Sweongyo if (error != 0) 1551190688Sweongyo break; 1552190688Sweongyo } 1553190688Sweongyo return (error); 1554190688Sweongyo} 1555190688Sweongyo 1556190688Sweongyostatic int 1557190688Sweongyouath_ioctl(struct ifnet *ifp, u_long cmd, caddr_t data) 1558190688Sweongyo{ 1559190688Sweongyo struct ieee80211com *ic = ifp->if_l2com; 1560190688Sweongyo struct ifreq *ifr = (struct ifreq *) data; 1561246614Shselasky struct uath_softc *sc = ifp->if_softc; 1562246614Shselasky int error; 1563246614Shselasky int startall = 0; 1564190688Sweongyo 1565246614Shselasky UATH_LOCK(sc); 1566246614Shselasky error = (sc->sc_flags & UATH_FLAG_INVALID) ? ENXIO : 0; 1567246614Shselasky UATH_UNLOCK(sc); 1568246614Shselasky if (error) 1569246614Shselasky return (error); 1570246614Shselasky 1571190688Sweongyo switch (cmd) { 1572190688Sweongyo case SIOCSIFFLAGS: 1573190688Sweongyo if (ifp->if_flags & IFF_UP) { 1574190688Sweongyo if (!(ifp->if_drv_flags & IFF_DRV_RUNNING)) { 1575190688Sweongyo uath_init(ifp->if_softc); 1576190688Sweongyo startall = 1; 1577190688Sweongyo } 1578190688Sweongyo } else { 1579190688Sweongyo if (ifp->if_drv_flags & IFF_DRV_RUNNING) 1580190688Sweongyo uath_stop(ifp); 1581190688Sweongyo } 1582190688Sweongyo if (startall) 1583190688Sweongyo ieee80211_start_all(ic); 1584190688Sweongyo break; 1585190688Sweongyo case SIOCGIFMEDIA: 1586190688Sweongyo error = ifmedia_ioctl(ifp, ifr, &ic->ic_media, cmd); 1587190688Sweongyo break; 1588190688Sweongyo case SIOCGIFADDR: 1589190688Sweongyo error = ether_ioctl(ifp, cmd, data); 1590190688Sweongyo break; 1591190688Sweongyo default: 1592190688Sweongyo error = EINVAL; 1593190688Sweongyo break; 1594190688Sweongyo } 1595190688Sweongyo 1596190688Sweongyo return (error); 1597190688Sweongyo} 1598190688Sweongyo 1599190688Sweongyostatic int 1600190688Sweongyouath_tx_start(struct uath_softc *sc, struct mbuf *m0, struct ieee80211_node *ni, 1601190688Sweongyo struct uath_data *data) 1602190688Sweongyo{ 1603191746Sthompsa struct ieee80211vap *vap = ni->ni_vap; 1604190688Sweongyo struct uath_chunk *chunk; 1605190688Sweongyo struct uath_tx_desc *desc; 1606190688Sweongyo const struct ieee80211_frame *wh; 1607190688Sweongyo struct ieee80211_key *k; 1608190688Sweongyo int framelen, msglen; 1609190688Sweongyo 1610190688Sweongyo UATH_ASSERT_LOCKED(sc); 1611190688Sweongyo 1612190688Sweongyo data->ni = ni; 1613190688Sweongyo data->m = m0; 1614190688Sweongyo chunk = (struct uath_chunk *)data->buf; 1615190688Sweongyo desc = (struct uath_tx_desc *)(chunk + 1); 1616190688Sweongyo 1617192468Ssam if (ieee80211_radiotap_active_vap(vap)) { 1618190688Sweongyo struct uath_tx_radiotap_header *tap = &sc->sc_txtap; 1619190688Sweongyo 1620190688Sweongyo tap->wt_flags = 0; 1621190688Sweongyo if (m0->m_flags & M_FRAG) 1622190688Sweongyo tap->wt_flags |= IEEE80211_RADIOTAP_F_FRAG; 1623190688Sweongyo 1624192468Ssam ieee80211_radiotap_tx(vap, m0); 1625190688Sweongyo } 1626190688Sweongyo 1627190688Sweongyo wh = mtod(m0, struct ieee80211_frame *); 1628262007Skevlo if (wh->i_fc[1] & IEEE80211_FC1_PROTECTED) { 1629190688Sweongyo k = ieee80211_crypto_encap(ni, m0); 1630190688Sweongyo if (k == NULL) { 1631190688Sweongyo m_freem(m0); 1632190688Sweongyo return (ENOBUFS); 1633190688Sweongyo } 1634190688Sweongyo 1635190688Sweongyo /* packet header may have moved, reset our local pointer */ 1636190688Sweongyo wh = mtod(m0, struct ieee80211_frame *); 1637190688Sweongyo } 1638190688Sweongyo m_copydata(m0, 0, m0->m_pkthdr.len, (uint8_t *)(desc + 1)); 1639190688Sweongyo 1640190688Sweongyo framelen = m0->m_pkthdr.len + IEEE80211_CRC_LEN; 1641190688Sweongyo msglen = framelen + sizeof (struct uath_tx_desc); 1642190688Sweongyo data->buflen = msglen + sizeof (struct uath_chunk); 1643190688Sweongyo 1644190688Sweongyo /* one chunk only for now */ 1645190688Sweongyo chunk->seqnum = sc->sc_seqnum++; 1646190688Sweongyo chunk->flags = (m0->m_flags & M_FRAG) ? 0 : UATH_CFLAGS_FINAL; 1647190688Sweongyo if (m0->m_flags & M_LASTFRAG) 1648190688Sweongyo chunk->flags |= UATH_CFLAGS_FINAL; 1649190688Sweongyo chunk->flags = UATH_CFLAGS_FINAL; 1650190688Sweongyo chunk->length = htobe16(msglen); 1651190688Sweongyo 1652190688Sweongyo /* fill Tx descriptor */ 1653190688Sweongyo desc->msglen = htobe32(msglen); 1654190688Sweongyo /* NB: to get UATH_TX_NOTIFY reply, `msgid' must be larger than 0 */ 1655190688Sweongyo desc->msgid = (sc->sc_msgid++) + 1; /* don't care about endianness */ 1656190688Sweongyo desc->type = htobe32(WDCMSG_SEND); 1657190688Sweongyo switch (wh->i_fc[0] & IEEE80211_FC0_TYPE_MASK) { 1658190688Sweongyo case IEEE80211_FC0_TYPE_CTL: 1659190688Sweongyo case IEEE80211_FC0_TYPE_MGT: 1660190688Sweongyo /* NB: force all management frames to highest queue */ 1661190688Sweongyo if (ni->ni_flags & IEEE80211_NODE_QOS) { 1662190688Sweongyo /* NB: force all management frames to highest queue */ 1663190688Sweongyo desc->txqid = htobe32(WME_AC_VO | UATH_TXQID_MINRATE); 1664190688Sweongyo } else 1665190688Sweongyo desc->txqid = htobe32(WME_AC_BE | UATH_TXQID_MINRATE); 1666190688Sweongyo break; 1667190688Sweongyo case IEEE80211_FC0_TYPE_DATA: 1668190688Sweongyo /* XXX multicast frames should honor mcastrate */ 1669190688Sweongyo desc->txqid = htobe32(M_WME_GETAC(m0)); 1670190688Sweongyo break; 1671190688Sweongyo default: 1672190688Sweongyo device_printf(sc->sc_dev, "bogus frame type 0x%x (%s)\n", 1673190688Sweongyo wh->i_fc[0] & IEEE80211_FC0_TYPE_MASK, __func__); 1674190688Sweongyo m_freem(m0); 1675190688Sweongyo return (EIO); 1676190688Sweongyo } 1677191746Sthompsa if (vap->iv_state == IEEE80211_S_AUTH || 1678191746Sthompsa vap->iv_state == IEEE80211_S_ASSOC || 1679191746Sthompsa vap->iv_state == IEEE80211_S_RUN) 1680190688Sweongyo desc->connid = htobe32(UATH_ID_BSS); 1681190688Sweongyo else 1682190688Sweongyo desc->connid = htobe32(UATH_ID_INVALID); 1683190688Sweongyo desc->flags = htobe32(0 /* no UATH_TX_NOTIFY */); 1684190688Sweongyo desc->buflen = htobe32(m0->m_pkthdr.len); 1685190688Sweongyo 1686190688Sweongyo#ifdef UATH_DEBUG 1687190688Sweongyo DPRINTF(sc, UATH_DEBUG_XMIT, 1688190688Sweongyo "send frame ix %u framelen %d msglen %d connid 0x%x txqid 0x%x\n", 1689190688Sweongyo desc->msgid, framelen, msglen, be32toh(desc->connid), 1690190688Sweongyo be32toh(desc->txqid)); 1691190688Sweongyo if (sc->sc_debug & UATH_DEBUG_XMIT_DUMP) 1692190688Sweongyo uath_dump_cmd(data->buf, data->buflen, '+'); 1693190688Sweongyo#endif 1694190688Sweongyo 1695190688Sweongyo STAILQ_INSERT_TAIL(&sc->sc_tx_pending, data, next); 1696190688Sweongyo UATH_STAT_INC(sc, st_tx_pending); 1697194228Sthompsa usbd_transfer_start(sc->sc_xfer[UATH_BULK_TX]); 1698190688Sweongyo 1699190688Sweongyo return (0); 1700190688Sweongyo} 1701190688Sweongyo 1702190688Sweongyo/* 1703190688Sweongyo * Cleanup driver resources when we run out of buffers while processing 1704190688Sweongyo * fragments; return the tx buffers allocated and drop node references. 1705190688Sweongyo */ 1706190688Sweongyostatic void 1707190688Sweongyouath_txfrag_cleanup(struct uath_softc *sc, 1708190688Sweongyo uath_datahead *frags, struct ieee80211_node *ni) 1709190688Sweongyo{ 1710190688Sweongyo struct uath_data *bf, *next; 1711190688Sweongyo 1712190688Sweongyo UATH_ASSERT_LOCKED(sc); 1713190688Sweongyo 1714190688Sweongyo STAILQ_FOREACH_SAFE(bf, frags, next, next) { 1715190688Sweongyo /* NB: bf assumed clean */ 1716190688Sweongyo STAILQ_REMOVE_HEAD(frags, next); 1717190688Sweongyo STAILQ_INSERT_HEAD(&sc->sc_tx_inactive, bf, next); 1718190688Sweongyo UATH_STAT_INC(sc, st_tx_inactive); 1719190688Sweongyo ieee80211_node_decref(ni); 1720190688Sweongyo } 1721190688Sweongyo} 1722190688Sweongyo 1723190688Sweongyo/* 1724190688Sweongyo * Setup xmit of a fragmented frame. Allocate a buffer for each frag and bump 1725190688Sweongyo * the node reference count to reflect the held reference to be setup by 1726190688Sweongyo * uath_tx_start. 1727190688Sweongyo */ 1728190688Sweongyostatic int 1729190688Sweongyouath_txfrag_setup(struct uath_softc *sc, uath_datahead *frags, 1730190688Sweongyo struct mbuf *m0, struct ieee80211_node *ni) 1731190688Sweongyo{ 1732190688Sweongyo struct mbuf *m; 1733190688Sweongyo struct uath_data *bf; 1734190688Sweongyo 1735190688Sweongyo UATH_ASSERT_LOCKED(sc); 1736190688Sweongyo for (m = m0->m_nextpkt; m != NULL; m = m->m_nextpkt) { 1737190688Sweongyo bf = uath_getbuf(sc); 1738190688Sweongyo if (bf == NULL) { /* out of buffers, cleanup */ 1739190688Sweongyo uath_txfrag_cleanup(sc, frags, ni); 1740190688Sweongyo break; 1741190688Sweongyo } 1742190688Sweongyo ieee80211_node_incref(ni); 1743190688Sweongyo STAILQ_INSERT_TAIL(frags, bf, next); 1744190688Sweongyo } 1745190688Sweongyo 1746190688Sweongyo return !STAILQ_EMPTY(frags); 1747190688Sweongyo} 1748190688Sweongyo 1749190688Sweongyo/* 1750190688Sweongyo * Reclaim mbuf resources. For fragmented frames we need to claim each frag 1751190688Sweongyo * chained with m_nextpkt. 1752190688Sweongyo */ 1753190688Sweongyostatic void 1754190688Sweongyouath_freetx(struct mbuf *m) 1755190688Sweongyo{ 1756190688Sweongyo struct mbuf *next; 1757190688Sweongyo 1758190688Sweongyo do { 1759190688Sweongyo next = m->m_nextpkt; 1760190688Sweongyo m->m_nextpkt = NULL; 1761190688Sweongyo m_freem(m); 1762190688Sweongyo } while ((m = next) != NULL); 1763190688Sweongyo} 1764190688Sweongyo 1765190688Sweongyostatic void 1766190688Sweongyouath_start(struct ifnet *ifp) 1767190688Sweongyo{ 1768190688Sweongyo struct uath_data *bf; 1769190688Sweongyo struct uath_softc *sc = ifp->if_softc; 1770190688Sweongyo struct ieee80211_node *ni; 1771190688Sweongyo struct mbuf *m, *next; 1772190688Sweongyo uath_datahead frags; 1773190688Sweongyo 1774190688Sweongyo if ((ifp->if_drv_flags & IFF_DRV_RUNNING) == 0 || 1775190688Sweongyo (sc->sc_flags & UATH_FLAG_INVALID)) 1776190688Sweongyo return; 1777190688Sweongyo 1778190688Sweongyo UATH_LOCK(sc); 1779190688Sweongyo for (;;) { 1780190688Sweongyo bf = uath_getbuf(sc); 1781190688Sweongyo if (bf == NULL) 1782190688Sweongyo break; 1783190688Sweongyo 1784190688Sweongyo IFQ_DRV_DEQUEUE(&ifp->if_snd, m); 1785190688Sweongyo if (m == NULL) { 1786190688Sweongyo STAILQ_INSERT_HEAD(&sc->sc_tx_inactive, bf, next); 1787190688Sweongyo UATH_STAT_INC(sc, st_tx_inactive); 1788190688Sweongyo break; 1789190688Sweongyo } 1790190688Sweongyo ni = (struct ieee80211_node *)m->m_pkthdr.rcvif; 1791190688Sweongyo m->m_pkthdr.rcvif = NULL; 1792190688Sweongyo 1793190688Sweongyo /* 1794190688Sweongyo * Check for fragmentation. If this frame has been broken up 1795190688Sweongyo * verify we have enough buffers to send all the fragments 1796190688Sweongyo * so all go out or none... 1797190688Sweongyo */ 1798190688Sweongyo STAILQ_INIT(&frags); 1799190688Sweongyo if ((m->m_flags & M_FRAG) && 1800190688Sweongyo !uath_txfrag_setup(sc, &frags, m, ni)) { 1801190688Sweongyo DPRINTF(sc, UATH_DEBUG_XMIT, 1802190688Sweongyo "%s: out of txfrag buffers\n", __func__); 1803190688Sweongyo uath_freetx(m); 1804190688Sweongyo goto bad; 1805190688Sweongyo } 1806190688Sweongyo sc->sc_seqnum = 0; 1807190688Sweongyo nextfrag: 1808190688Sweongyo /* 1809190688Sweongyo * Pass the frame to the h/w for transmission. 1810190688Sweongyo * Fragmented frames have each frag chained together 1811190688Sweongyo * with m_nextpkt. We know there are sufficient uath_data's 1812190688Sweongyo * to send all the frags because of work done by 1813190688Sweongyo * uath_txfrag_setup. 1814190688Sweongyo */ 1815190688Sweongyo next = m->m_nextpkt; 1816190688Sweongyo if (uath_tx_start(sc, m, ni, bf) != 0) { 1817190688Sweongyo bad: 1818190688Sweongyo ifp->if_oerrors++; 1819190688Sweongyo reclaim: 1820190688Sweongyo STAILQ_INSERT_HEAD(&sc->sc_tx_inactive, bf, next); 1821190688Sweongyo UATH_STAT_INC(sc, st_tx_inactive); 1822190688Sweongyo uath_txfrag_cleanup(sc, &frags, ni); 1823190688Sweongyo ieee80211_free_node(ni); 1824190688Sweongyo continue; 1825190688Sweongyo } 1826190688Sweongyo 1827190688Sweongyo if (next != NULL) { 1828190688Sweongyo /* 1829190688Sweongyo * Beware of state changing between frags. 1830190688Sweongyo XXX check sta power-save state? 1831190688Sweongyo */ 1832190688Sweongyo if (ni->ni_vap->iv_state != IEEE80211_S_RUN) { 1833190688Sweongyo DPRINTF(sc, UATH_DEBUG_XMIT, 1834190688Sweongyo "%s: flush fragmented packet, state %s\n", 1835190688Sweongyo __func__, 1836190688Sweongyo ieee80211_state_name[ni->ni_vap->iv_state]); 1837190688Sweongyo uath_freetx(next); 1838190688Sweongyo goto reclaim; 1839190688Sweongyo } 1840190688Sweongyo m = next; 1841190688Sweongyo bf = STAILQ_FIRST(&frags); 1842190688Sweongyo KASSERT(bf != NULL, ("no buf for txfrag")); 1843190688Sweongyo STAILQ_REMOVE_HEAD(&frags, next); 1844190688Sweongyo goto nextfrag; 1845190688Sweongyo } 1846190688Sweongyo 1847190688Sweongyo sc->sc_tx_timer = 5; 1848190688Sweongyo } 1849190688Sweongyo UATH_UNLOCK(sc); 1850190688Sweongyo} 1851190688Sweongyo 1852190688Sweongyostatic int 1853190688Sweongyouath_raw_xmit(struct ieee80211_node *ni, struct mbuf *m, 1854190688Sweongyo const struct ieee80211_bpf_params *params) 1855190688Sweongyo{ 1856190688Sweongyo struct ieee80211com *ic = ni->ni_ic; 1857190688Sweongyo struct ifnet *ifp = ic->ic_ifp; 1858190688Sweongyo struct uath_data *bf; 1859190688Sweongyo struct uath_softc *sc = ifp->if_softc; 1860190688Sweongyo 1861190688Sweongyo /* prevent management frames from being sent if we're not ready */ 1862194329Sweongyo if ((sc->sc_flags & UATH_FLAG_INVALID) || 1863194329Sweongyo !(ifp->if_drv_flags & IFF_DRV_RUNNING)) { 1864190688Sweongyo m_freem(m); 1865190688Sweongyo ieee80211_free_node(ni); 1866190688Sweongyo return (ENETDOWN); 1867190688Sweongyo } 1868190688Sweongyo 1869190688Sweongyo UATH_LOCK(sc); 1870190688Sweongyo /* grab a TX buffer */ 1871190688Sweongyo bf = uath_getbuf(sc); 1872190688Sweongyo if (bf == NULL) { 1873190688Sweongyo ieee80211_free_node(ni); 1874190688Sweongyo m_freem(m); 1875190688Sweongyo UATH_UNLOCK(sc); 1876190688Sweongyo return (ENOBUFS); 1877190688Sweongyo } 1878190688Sweongyo 1879190688Sweongyo sc->sc_seqnum = 0; 1880190688Sweongyo if (uath_tx_start(sc, m, ni, bf) != 0) { 1881190688Sweongyo ieee80211_free_node(ni); 1882190688Sweongyo ifp->if_oerrors++; 1883190688Sweongyo STAILQ_INSERT_HEAD(&sc->sc_tx_inactive, bf, next); 1884190688Sweongyo UATH_STAT_INC(sc, st_tx_inactive); 1885190688Sweongyo UATH_UNLOCK(sc); 1886190688Sweongyo return (EIO); 1887190688Sweongyo } 1888190688Sweongyo UATH_UNLOCK(sc); 1889190688Sweongyo 1890190688Sweongyo sc->sc_tx_timer = 5; 1891190688Sweongyo return (0); 1892190688Sweongyo} 1893190688Sweongyo 1894190688Sweongyostatic void 1895190688Sweongyouath_scan_start(struct ieee80211com *ic) 1896190688Sweongyo{ 1897190688Sweongyo /* do nothing */ 1898190688Sweongyo} 1899190688Sweongyo 1900190688Sweongyostatic void 1901190688Sweongyouath_scan_end(struct ieee80211com *ic) 1902190688Sweongyo{ 1903190688Sweongyo /* do nothing */ 1904190688Sweongyo} 1905190688Sweongyo 1906190688Sweongyostatic void 1907190688Sweongyouath_set_channel(struct ieee80211com *ic) 1908190688Sweongyo{ 1909190688Sweongyo struct ifnet *ifp = ic->ic_ifp; 1910190688Sweongyo struct uath_softc *sc = ifp->if_softc; 1911190688Sweongyo 1912190688Sweongyo UATH_LOCK(sc); 1913194329Sweongyo if ((sc->sc_flags & UATH_FLAG_INVALID) || 1914194329Sweongyo (ifp->if_drv_flags & IFF_DRV_RUNNING) == 0) { 1915194329Sweongyo UATH_UNLOCK(sc); 1916194329Sweongyo return; 1917194329Sweongyo } 1918190688Sweongyo (void)uath_switch_channel(sc, ic->ic_curchan); 1919190688Sweongyo UATH_UNLOCK(sc); 1920190688Sweongyo} 1921190688Sweongyo 1922190688Sweongyostatic int 1923190688Sweongyouath_set_rxmulti_filter(struct uath_softc *sc) 1924190688Sweongyo{ 1925192468Ssam /* XXX broken */ 1926190688Sweongyo return (0); 1927190688Sweongyo} 1928190688Sweongyostatic void 1929190688Sweongyouath_update_mcast(struct ifnet *ifp) 1930190688Sweongyo{ 1931190688Sweongyo struct uath_softc *sc = ifp->if_softc; 1932190688Sweongyo 1933192468Ssam UATH_LOCK(sc); 1934194329Sweongyo if ((sc->sc_flags & UATH_FLAG_INVALID) || 1935194329Sweongyo (ifp->if_drv_flags & IFF_DRV_RUNNING) == 0) { 1936194329Sweongyo UATH_UNLOCK(sc); 1937194329Sweongyo return; 1938194329Sweongyo } 1939190688Sweongyo /* 1940190688Sweongyo * this is for avoiding the race condition when we're try to 1941190688Sweongyo * connect to the AP with WPA. 1942190688Sweongyo */ 1943192468Ssam if (sc->sc_flags & UATH_FLAG_INITDONE) 1944192468Ssam (void)uath_set_rxmulti_filter(sc); 1945192468Ssam UATH_UNLOCK(sc); 1946190688Sweongyo} 1947190688Sweongyo 1948190688Sweongyostatic void 1949190688Sweongyouath_update_promisc(struct ifnet *ifp) 1950190688Sweongyo{ 1951190688Sweongyo struct uath_softc *sc = ifp->if_softc; 1952190688Sweongyo 1953192468Ssam UATH_LOCK(sc); 1954194329Sweongyo if ((sc->sc_flags & UATH_FLAG_INVALID) || 1955194329Sweongyo (ifp->if_drv_flags & IFF_DRV_RUNNING) == 0) { 1956194329Sweongyo UATH_UNLOCK(sc); 1957194329Sweongyo return; 1958194329Sweongyo } 1959192468Ssam if (sc->sc_flags & UATH_FLAG_INITDONE) { 1960192468Ssam uath_set_rxfilter(sc, 1961192468Ssam UATH_FILTER_RX_UCAST | UATH_FILTER_RX_MCAST | 1962192468Ssam UATH_FILTER_RX_BCAST | UATH_FILTER_RX_BEACON | 1963192468Ssam UATH_FILTER_RX_PROM, UATH_FILTER_OP_SET); 1964192468Ssam } 1965192468Ssam UATH_UNLOCK(sc); 1966190688Sweongyo} 1967190688Sweongyo 1968190688Sweongyostatic int 1969190688Sweongyouath_create_connection(struct uath_softc *sc, uint32_t connid) 1970190688Sweongyo{ 1971190688Sweongyo const struct ieee80211_rateset *rs; 1972190688Sweongyo struct ieee80211com *ic = sc->sc_ifp->if_l2com; 1973190688Sweongyo struct ieee80211vap *vap = TAILQ_FIRST(&ic->ic_vaps); 1974212127Sthompsa struct ieee80211_node *ni; 1975190688Sweongyo struct uath_cmd_create_connection create; 1976190688Sweongyo 1977212127Sthompsa ni = ieee80211_ref_node(vap->iv_bss); 1978227461Shselasky memset(&create, 0, sizeof(create)); 1979190688Sweongyo create.connid = htobe32(connid); 1980190688Sweongyo create.bssid = htobe32(0); 1981190688Sweongyo /* XXX packed or not? */ 1982190688Sweongyo create.size = htobe32(sizeof(struct uath_cmd_rateset)); 1983190688Sweongyo 1984190688Sweongyo rs = &ni->ni_rates; 1985190688Sweongyo create.connattr.rateset.length = rs->rs_nrates; 1986190688Sweongyo bcopy(rs->rs_rates, &create.connattr.rateset.set[0], 1987190688Sweongyo rs->rs_nrates); 1988190688Sweongyo 1989190688Sweongyo /* XXX turbo */ 1990190688Sweongyo if (IEEE80211_IS_CHAN_A(ni->ni_chan)) 1991190688Sweongyo create.connattr.wlanmode = htobe32(WLAN_MODE_11a); 1992190688Sweongyo else if (IEEE80211_IS_CHAN_ANYG(ni->ni_chan)) 1993190688Sweongyo create.connattr.wlanmode = htobe32(WLAN_MODE_11g); 1994190688Sweongyo else 1995190688Sweongyo create.connattr.wlanmode = htobe32(WLAN_MODE_11b); 1996212127Sthompsa ieee80211_free_node(ni); 1997190688Sweongyo 1998190688Sweongyo return uath_cmd_write(sc, WDCMSG_CREATE_CONNECTION, &create, 1999190688Sweongyo sizeof create, 0); 2000190688Sweongyo} 2001190688Sweongyo 2002190688Sweongyostatic int 2003190688Sweongyouath_set_rates(struct uath_softc *sc, const struct ieee80211_rateset *rs) 2004190688Sweongyo{ 2005190688Sweongyo struct uath_cmd_rates rates; 2006190688Sweongyo 2007227461Shselasky memset(&rates, 0, sizeof(rates)); 2008190688Sweongyo rates.connid = htobe32(UATH_ID_BSS); /* XXX */ 2009190688Sweongyo rates.size = htobe32(sizeof(struct uath_cmd_rateset)); 2010190688Sweongyo /* XXX bounds check rs->rs_nrates */ 2011190688Sweongyo rates.rateset.length = rs->rs_nrates; 2012190688Sweongyo bcopy(rs->rs_rates, &rates.rateset.set[0], rs->rs_nrates); 2013190688Sweongyo 2014190688Sweongyo DPRINTF(sc, UATH_DEBUG_RATES, 2015190688Sweongyo "setting supported rates nrates=%d\n", rs->rs_nrates); 2016190688Sweongyo return uath_cmd_write(sc, WDCMSG_SET_BASIC_RATE, 2017190688Sweongyo &rates, sizeof rates, 0); 2018190688Sweongyo} 2019190688Sweongyo 2020190688Sweongyostatic int 2021190688Sweongyouath_write_associd(struct uath_softc *sc) 2022190688Sweongyo{ 2023190688Sweongyo struct ieee80211com *ic = sc->sc_ifp->if_l2com; 2024190688Sweongyo struct ieee80211vap *vap = TAILQ_FIRST(&ic->ic_vaps); 2025212127Sthompsa struct ieee80211_node *ni; 2026190688Sweongyo struct uath_cmd_set_associd associd; 2027190688Sweongyo 2028212127Sthompsa ni = ieee80211_ref_node(vap->iv_bss); 2029227461Shselasky memset(&associd, 0, sizeof(associd)); 2030190688Sweongyo associd.defaultrateix = htobe32(1); /* XXX */ 2031190688Sweongyo associd.associd = htobe32(ni->ni_associd); 2032190688Sweongyo associd.timoffset = htobe32(0x3b); /* XXX */ 2033190688Sweongyo IEEE80211_ADDR_COPY(associd.bssid, ni->ni_bssid); 2034212127Sthompsa ieee80211_free_node(ni); 2035190688Sweongyo return uath_cmd_write(sc, WDCMSG_WRITE_ASSOCID, &associd, 2036190688Sweongyo sizeof associd, 0); 2037190688Sweongyo} 2038190688Sweongyo 2039190688Sweongyostatic int 2040190688Sweongyouath_set_ledsteady(struct uath_softc *sc, int lednum, int ledmode) 2041190688Sweongyo{ 2042190688Sweongyo struct uath_cmd_ledsteady led; 2043190688Sweongyo 2044190688Sweongyo led.lednum = htobe32(lednum); 2045190688Sweongyo led.ledmode = htobe32(ledmode); 2046190688Sweongyo 2047190688Sweongyo DPRINTF(sc, UATH_DEBUG_LED, "set %s led %s (steady)\n", 2048190688Sweongyo (lednum == UATH_LED_LINK) ? "link" : "activity", 2049190688Sweongyo ledmode ? "on" : "off"); 2050190688Sweongyo return uath_cmd_write(sc, WDCMSG_SET_LED_STEADY, &led, sizeof led, 0); 2051190688Sweongyo} 2052190688Sweongyo 2053190688Sweongyostatic int 2054190688Sweongyouath_set_ledblink(struct uath_softc *sc, int lednum, int ledmode, 2055190688Sweongyo int blinkrate, int slowmode) 2056190688Sweongyo{ 2057190688Sweongyo struct uath_cmd_ledblink led; 2058190688Sweongyo 2059190688Sweongyo led.lednum = htobe32(lednum); 2060190688Sweongyo led.ledmode = htobe32(ledmode); 2061190688Sweongyo led.blinkrate = htobe32(blinkrate); 2062190688Sweongyo led.slowmode = htobe32(slowmode); 2063190688Sweongyo 2064190688Sweongyo DPRINTF(sc, UATH_DEBUG_LED, "set %s led %s (blink)\n", 2065190688Sweongyo (lednum == UATH_LED_LINK) ? "link" : "activity", 2066190688Sweongyo ledmode ? "on" : "off"); 2067190688Sweongyo return uath_cmd_write(sc, WDCMSG_SET_LED_BLINK, &led, sizeof led, 0); 2068190688Sweongyo} 2069190688Sweongyo 2070190688Sweongyostatic int 2071190688Sweongyouath_newstate(struct ieee80211vap *vap, enum ieee80211_state nstate, int arg) 2072190688Sweongyo{ 2073190688Sweongyo enum ieee80211_state ostate = vap->iv_state; 2074190688Sweongyo int error; 2075212127Sthompsa struct ieee80211_node *ni; 2076190688Sweongyo struct ieee80211com *ic = vap->iv_ic; 2077190688Sweongyo struct uath_softc *sc = ic->ic_ifp->if_softc; 2078190688Sweongyo struct uath_vap *uvp = UATH_VAP(vap); 2079190688Sweongyo 2080190688Sweongyo DPRINTF(sc, UATH_DEBUG_STATE, 2081190688Sweongyo "%s: %s -> %s\n", __func__, ieee80211_state_name[vap->iv_state], 2082190688Sweongyo ieee80211_state_name[nstate]); 2083190688Sweongyo 2084191746Sthompsa IEEE80211_UNLOCK(ic); 2085190688Sweongyo UATH_LOCK(sc); 2086190688Sweongyo callout_stop(&sc->stat_ch); 2087190688Sweongyo callout_stop(&sc->watchdog_ch); 2088212127Sthompsa ni = ieee80211_ref_node(vap->iv_bss); 2089190688Sweongyo 2090190688Sweongyo switch (nstate) { 2091190688Sweongyo case IEEE80211_S_INIT: 2092190688Sweongyo if (ostate == IEEE80211_S_RUN) { 2093190688Sweongyo /* turn link and activity LEDs off */ 2094190688Sweongyo uath_set_ledstate(sc, 0); 2095190688Sweongyo } 2096190688Sweongyo break; 2097190688Sweongyo 2098190688Sweongyo case IEEE80211_S_SCAN: 2099190688Sweongyo break; 2100190688Sweongyo 2101190688Sweongyo case IEEE80211_S_AUTH: 2102190688Sweongyo /* XXX good place? set RTS threshold */ 2103190688Sweongyo uath_config(sc, CFG_USER_RTS_THRESHOLD, vap->iv_rtsthreshold); 2104190688Sweongyo /* XXX bad place */ 2105190688Sweongyo error = uath_set_keys(sc, vap); 2106190688Sweongyo if (error != 0) { 2107190688Sweongyo device_printf(sc->sc_dev, 2108190688Sweongyo "could not set crypto keys, error %d\n", error); 2109190688Sweongyo break; 2110190688Sweongyo } 2111190688Sweongyo if (uath_switch_channel(sc, ni->ni_chan) != 0) { 2112190688Sweongyo device_printf(sc->sc_dev, "could not switch channel\n"); 2113190688Sweongyo break; 2114190688Sweongyo } 2115190688Sweongyo if (uath_create_connection(sc, UATH_ID_BSS) != 0) { 2116190688Sweongyo device_printf(sc->sc_dev, 2117190688Sweongyo "could not create connection\n"); 2118190688Sweongyo break; 2119190688Sweongyo } 2120190688Sweongyo break; 2121190688Sweongyo 2122190688Sweongyo case IEEE80211_S_ASSOC: 2123190688Sweongyo if (uath_set_rates(sc, &ni->ni_rates) != 0) { 2124190688Sweongyo device_printf(sc->sc_dev, 2125190688Sweongyo "could not set negotiated rate set\n"); 2126190688Sweongyo break; 2127190688Sweongyo } 2128190688Sweongyo break; 2129190688Sweongyo 2130190688Sweongyo case IEEE80211_S_RUN: 2131190688Sweongyo /* XXX monitor mode doesn't be tested */ 2132190688Sweongyo if (ic->ic_opmode == IEEE80211_M_MONITOR) { 2133190688Sweongyo uath_set_ledstate(sc, 1); 2134190688Sweongyo break; 2135190688Sweongyo } 2136190688Sweongyo 2137190688Sweongyo /* 2138190688Sweongyo * Tx rate is controlled by firmware, report the maximum 2139190688Sweongyo * negotiated rate in ifconfig output. 2140190688Sweongyo */ 2141190688Sweongyo ni->ni_txrate = ni->ni_rates.rs_rates[ni->ni_rates.rs_nrates-1]; 2142190688Sweongyo 2143190688Sweongyo if (uath_write_associd(sc) != 0) { 2144190688Sweongyo device_printf(sc->sc_dev, 2145190688Sweongyo "could not write association id\n"); 2146190688Sweongyo break; 2147190688Sweongyo } 2148190688Sweongyo /* turn link LED on */ 2149190688Sweongyo uath_set_ledsteady(sc, UATH_LED_LINK, UATH_LED_ON); 2150190688Sweongyo /* make activity LED blink */ 2151190688Sweongyo uath_set_ledblink(sc, UATH_LED_ACTIVITY, UATH_LED_ON, 1, 2); 2152190688Sweongyo /* set state to associated */ 2153190688Sweongyo uath_set_ledstate(sc, 1); 2154190688Sweongyo 2155190688Sweongyo /* start statistics timer */ 2156190688Sweongyo callout_reset(&sc->stat_ch, hz, uath_stat, sc); 2157190688Sweongyo break; 2158190688Sweongyo default: 2159190688Sweongyo break; 2160190688Sweongyo } 2161212127Sthompsa ieee80211_free_node(ni); 2162190688Sweongyo UATH_UNLOCK(sc); 2163190688Sweongyo IEEE80211_LOCK(ic); 2164191746Sthompsa return (uvp->newstate(vap, nstate, arg)); 2165190688Sweongyo} 2166190688Sweongyo 2167190688Sweongyostatic int 2168190688Sweongyouath_set_key(struct uath_softc *sc, const struct ieee80211_key *wk, 2169190688Sweongyo int index) 2170190688Sweongyo{ 2171190688Sweongyo#if 0 2172190688Sweongyo struct uath_cmd_crypto crypto; 2173190688Sweongyo int i; 2174190688Sweongyo 2175227461Shselasky memset(&crypto, 0, sizeof(crypto)); 2176190688Sweongyo crypto.keyidx = htobe32(index); 2177190688Sweongyo crypto.magic1 = htobe32(1); 2178190688Sweongyo crypto.size = htobe32(368); 2179190688Sweongyo crypto.mask = htobe32(0xffff); 2180190688Sweongyo crypto.flags = htobe32(0x80000068); 2181190688Sweongyo if (index != UATH_DEFAULT_KEY) 2182190688Sweongyo crypto.flags |= htobe32(index << 16); 2183227461Shselasky memset(crypto.magic2, 0xff, sizeof(crypto.magic2)); 2184190688Sweongyo 2185190688Sweongyo /* 2186190688Sweongyo * Each byte of the key must be XOR'ed with 10101010 before being 2187190688Sweongyo * transmitted to the firmware. 2188190688Sweongyo */ 2189190688Sweongyo for (i = 0; i < wk->wk_keylen; i++) 2190190688Sweongyo crypto.key[i] = wk->wk_key[i] ^ 0xaa; 2191190688Sweongyo 2192190688Sweongyo DPRINTF(sc, UATH_DEBUG_CRYPTO, 2193190688Sweongyo "setting crypto key index=%d len=%d\n", index, wk->wk_keylen); 2194190688Sweongyo return uath_cmd_write(sc, WDCMSG_SET_KEY_CACHE_ENTRY, &crypto, 2195190688Sweongyo sizeof crypto, 0); 2196190688Sweongyo#else 2197190688Sweongyo /* XXX support H/W cryto */ 2198190688Sweongyo return (0); 2199190688Sweongyo#endif 2200190688Sweongyo} 2201190688Sweongyo 2202190688Sweongyostatic int 2203190688Sweongyouath_set_keys(struct uath_softc *sc, struct ieee80211vap *vap) 2204190688Sweongyo{ 2205190688Sweongyo int i, error; 2206190688Sweongyo 2207190688Sweongyo error = 0; 2208190688Sweongyo for (i = 0; i < IEEE80211_WEP_NKID; i++) { 2209190688Sweongyo const struct ieee80211_key *wk = &vap->iv_nw_keys[i]; 2210190688Sweongyo 2211190688Sweongyo if (wk->wk_flags & (IEEE80211_KEY_XMIT|IEEE80211_KEY_RECV)) { 2212190688Sweongyo error = uath_set_key(sc, wk, i); 2213190688Sweongyo if (error) 2214190688Sweongyo return (error); 2215190688Sweongyo } 2216190688Sweongyo } 2217190688Sweongyo if (vap->iv_def_txkey != IEEE80211_KEYIX_NONE) { 2218190688Sweongyo error = uath_set_key(sc, &vap->iv_nw_keys[vap->iv_def_txkey], 2219190688Sweongyo UATH_DEFAULT_KEY); 2220190688Sweongyo } 2221190688Sweongyo return (error); 2222190688Sweongyo} 2223190688Sweongyo 2224190688Sweongyo#define UATH_SYSCTL_STAT_ADD32(c, h, n, p, d) \ 2225190688Sweongyo SYSCTL_ADD_UINT(c, h, OID_AUTO, n, CTLFLAG_RD, p, 0, d) 2226190688Sweongyo 2227190688Sweongyostatic void 2228190688Sweongyouath_sysctl_node(struct uath_softc *sc) 2229190688Sweongyo{ 2230190688Sweongyo struct sysctl_ctx_list *ctx; 2231190688Sweongyo struct sysctl_oid_list *child; 2232190688Sweongyo struct sysctl_oid *tree; 2233190688Sweongyo struct uath_stat *stats; 2234190688Sweongyo 2235190688Sweongyo stats = &sc->sc_stat; 2236190688Sweongyo ctx = device_get_sysctl_ctx(sc->sc_dev); 2237190688Sweongyo child = SYSCTL_CHILDREN(device_get_sysctl_tree(sc->sc_dev)); 2238190688Sweongyo 2239190688Sweongyo tree = SYSCTL_ADD_NODE(ctx, child, OID_AUTO, "stats", CTLFLAG_RD, 2240190688Sweongyo NULL, "UATH statistics"); 2241190688Sweongyo child = SYSCTL_CHILDREN(tree); 2242190688Sweongyo UATH_SYSCTL_STAT_ADD32(ctx, child, "badchunkseqnum", 2243190688Sweongyo &stats->st_badchunkseqnum, "Bad chunk sequence numbers"); 2244190688Sweongyo UATH_SYSCTL_STAT_ADD32(ctx, child, "invalidlen", &stats->st_invalidlen, 2245190688Sweongyo "Invalid length"); 2246190688Sweongyo UATH_SYSCTL_STAT_ADD32(ctx, child, "multichunk", &stats->st_multichunk, 2247190688Sweongyo "Multi chunks"); 2248190688Sweongyo UATH_SYSCTL_STAT_ADD32(ctx, child, "toobigrxpkt", 2249190688Sweongyo &stats->st_toobigrxpkt, "Too big rx packets"); 2250190688Sweongyo UATH_SYSCTL_STAT_ADD32(ctx, child, "stopinprogress", 2251190688Sweongyo &stats->st_stopinprogress, "Stop in progress"); 2252190688Sweongyo UATH_SYSCTL_STAT_ADD32(ctx, child, "crcerrs", &stats->st_crcerr, 2253190688Sweongyo "CRC errors"); 2254190688Sweongyo UATH_SYSCTL_STAT_ADD32(ctx, child, "phyerr", &stats->st_phyerr, 2255190688Sweongyo "PHY errors"); 2256190688Sweongyo UATH_SYSCTL_STAT_ADD32(ctx, child, "decrypt_crcerr", 2257190688Sweongyo &stats->st_decrypt_crcerr, "Decryption CRC errors"); 2258190688Sweongyo UATH_SYSCTL_STAT_ADD32(ctx, child, "decrypt_micerr", 2259190688Sweongyo &stats->st_decrypt_micerr, "Decryption Misc errors"); 2260190688Sweongyo UATH_SYSCTL_STAT_ADD32(ctx, child, "decomperr", &stats->st_decomperr, 2261190688Sweongyo "Decomp errors"); 2262190688Sweongyo UATH_SYSCTL_STAT_ADD32(ctx, child, "keyerr", &stats->st_keyerr, 2263190688Sweongyo "Key errors"); 2264190688Sweongyo UATH_SYSCTL_STAT_ADD32(ctx, child, "err", &stats->st_err, 2265190688Sweongyo "Unknown errors"); 2266190688Sweongyo 2267190688Sweongyo UATH_SYSCTL_STAT_ADD32(ctx, child, "cmd_active", 2268190688Sweongyo &stats->st_cmd_active, "Active numbers in Command queue"); 2269190688Sweongyo UATH_SYSCTL_STAT_ADD32(ctx, child, "cmd_inactive", 2270190688Sweongyo &stats->st_cmd_inactive, "Inactive numbers in Command queue"); 2271190688Sweongyo UATH_SYSCTL_STAT_ADD32(ctx, child, "cmd_pending", 2272190688Sweongyo &stats->st_cmd_pending, "Pending numbers in Command queue"); 2273190688Sweongyo UATH_SYSCTL_STAT_ADD32(ctx, child, "cmd_waiting", 2274190688Sweongyo &stats->st_cmd_waiting, "Waiting numbers in Command queue"); 2275190688Sweongyo UATH_SYSCTL_STAT_ADD32(ctx, child, "rx_active", 2276190688Sweongyo &stats->st_rx_active, "Active numbers in RX queue"); 2277190688Sweongyo UATH_SYSCTL_STAT_ADD32(ctx, child, "rx_inactive", 2278190688Sweongyo &stats->st_rx_inactive, "Inactive numbers in RX queue"); 2279190688Sweongyo UATH_SYSCTL_STAT_ADD32(ctx, child, "tx_active", 2280190688Sweongyo &stats->st_tx_active, "Active numbers in TX queue"); 2281190688Sweongyo UATH_SYSCTL_STAT_ADD32(ctx, child, "tx_inactive", 2282190688Sweongyo &stats->st_tx_inactive, "Inactive numbers in TX queue"); 2283190688Sweongyo UATH_SYSCTL_STAT_ADD32(ctx, child, "tx_pending", 2284190688Sweongyo &stats->st_tx_pending, "Pending numbers in TX queue"); 2285190688Sweongyo} 2286190688Sweongyo 2287190688Sweongyo#undef UATH_SYSCTL_STAT_ADD32 2288190688Sweongyo 2289190688Sweongyostatic void 2290190688Sweongyouath_cmdeof(struct uath_softc *sc, struct uath_cmd *cmd) 2291190688Sweongyo{ 2292190688Sweongyo struct uath_cmd_hdr *hdr; 2293190688Sweongyo int dlen; 2294190688Sweongyo 2295190688Sweongyo hdr = (struct uath_cmd_hdr *)cmd->buf; 2296190688Sweongyo /* NB: msgid is passed thru w/o byte swapping */ 2297190688Sweongyo#ifdef UATH_DEBUG 2298190688Sweongyo if (sc->sc_debug & UATH_DEBUG_CMDS) { 2299190688Sweongyo int len = be32toh(hdr->len); 2300190688Sweongyo printf("%s: %s [ix %u] len %u status %u\n", 2301190688Sweongyo __func__, uath_codename(be32toh(hdr->code)), 2302190688Sweongyo hdr->msgid, len, be32toh(hdr->magic)); 2303190688Sweongyo if (sc->sc_debug & UATH_DEBUG_CMDS_DUMP) 2304190688Sweongyo uath_dump_cmd(cmd->buf, 2305190688Sweongyo len > UATH_MAX_CMDSZ ? sizeof(*hdr) : len, '-'); 2306190688Sweongyo } 2307190688Sweongyo#endif 2308190688Sweongyo hdr->code = be32toh(hdr->code); 2309190688Sweongyo hdr->len = be32toh(hdr->len); 2310190688Sweongyo hdr->magic = be32toh(hdr->magic); /* target status on return */ 2311190688Sweongyo 2312190688Sweongyo switch (hdr->code & 0xff) { 2313190688Sweongyo /* reply to a read command */ 2314190688Sweongyo default: 2315190688Sweongyo dlen = hdr->len - sizeof(*hdr); 2316233774Shselasky if (dlen < 0) { 2317233774Shselasky device_printf(sc->sc_dev, 2318233774Shselasky "Invalid header length %d\n", dlen); 2319233774Shselasky return; 2320233774Shselasky } 2321190688Sweongyo DPRINTF(sc, UATH_DEBUG_RX_PROC | UATH_DEBUG_RECV_ALL, 2322190688Sweongyo "%s: code %d data len %u\n", 2323190688Sweongyo __func__, hdr->code & 0xff, dlen); 2324190688Sweongyo /* 2325190688Sweongyo * The first response from the target after the 2326190688Sweongyo * HOST_AVAILABLE has an invalid msgid so we must 2327190688Sweongyo * treat it specially. 2328190688Sweongyo */ 2329190688Sweongyo if (hdr->msgid < UATH_CMD_LIST_COUNT) { 2330190688Sweongyo uint32_t *rp = (uint32_t *)(hdr+1); 2331190688Sweongyo u_int olen; 2332190688Sweongyo 2333190688Sweongyo if (!(sizeof(*hdr) <= hdr->len && 2334190688Sweongyo hdr->len < UATH_MAX_CMDSZ)) { 2335190688Sweongyo device_printf(sc->sc_dev, 2336190688Sweongyo "%s: invalid WDC msg length %u; " 2337190688Sweongyo "msg ignored\n", __func__, hdr->len); 2338190688Sweongyo return; 2339190688Sweongyo } 2340190688Sweongyo /* 2341190688Sweongyo * Calculate return/receive payload size; the 2342190688Sweongyo * first word, if present, always gives the 2343190688Sweongyo * number of bytes--unless it's 0 in which 2344190688Sweongyo * case a single 32-bit word should be present. 2345190688Sweongyo */ 2346233774Shselasky if (dlen >= (int)sizeof(uint32_t)) { 2347190688Sweongyo olen = be32toh(rp[0]); 2348190688Sweongyo dlen -= sizeof(uint32_t); 2349190688Sweongyo if (olen == 0) { 2350190688Sweongyo /* convention is 0 =>'s one word */ 2351190688Sweongyo olen = sizeof(uint32_t); 2352190688Sweongyo /* XXX KASSERT(olen == dlen ) */ 2353190688Sweongyo } 2354190688Sweongyo } else 2355190688Sweongyo olen = 0; 2356190688Sweongyo if (cmd->odata != NULL) { 2357190688Sweongyo /* NB: cmd->olen validated in uath_cmd */ 2358233774Shselasky if (olen > (u_int)cmd->olen) { 2359190688Sweongyo /* XXX complain? */ 2360190688Sweongyo device_printf(sc->sc_dev, 2361190688Sweongyo "%s: cmd 0x%x olen %u cmd olen %u\n", 2362190688Sweongyo __func__, hdr->code, olen, 2363190688Sweongyo cmd->olen); 2364190688Sweongyo olen = cmd->olen; 2365190688Sweongyo } 2366233774Shselasky if (olen > (u_int)dlen) { 2367190688Sweongyo /* XXX complain, shouldn't happen */ 2368190688Sweongyo device_printf(sc->sc_dev, 2369190688Sweongyo "%s: cmd 0x%x olen %u dlen %u\n", 2370190688Sweongyo __func__, hdr->code, olen, dlen); 2371190688Sweongyo olen = dlen; 2372190688Sweongyo } 2373190688Sweongyo /* XXX have submitter do this */ 2374190688Sweongyo /* copy answer into caller's supplied buffer */ 2375190688Sweongyo bcopy(&rp[1], cmd->odata, olen); 2376190688Sweongyo cmd->olen = olen; 2377190688Sweongyo } 2378190688Sweongyo } 2379190688Sweongyo wakeup_one(cmd); /* wake up caller */ 2380190688Sweongyo break; 2381190688Sweongyo 2382190688Sweongyo case WDCMSG_TARGET_START: 2383190688Sweongyo if (hdr->msgid >= UATH_CMD_LIST_COUNT) { 2384190688Sweongyo /* XXX */ 2385190688Sweongyo return; 2386190688Sweongyo } 2387190688Sweongyo dlen = hdr->len - sizeof(*hdr); 2388233774Shselasky if (dlen != (int)sizeof(uint32_t)) { 2389190688Sweongyo /* XXX something wrong */ 2390190688Sweongyo return; 2391190688Sweongyo } 2392190688Sweongyo /* XXX have submitter do this */ 2393190688Sweongyo /* copy answer into caller's supplied buffer */ 2394190688Sweongyo bcopy(hdr+1, cmd->odata, sizeof(uint32_t)); 2395190688Sweongyo cmd->olen = sizeof(uint32_t); 2396190688Sweongyo wakeup_one(cmd); /* wake up caller */ 2397190688Sweongyo break; 2398190688Sweongyo 2399190688Sweongyo case WDCMSG_SEND_COMPLETE: 2400190688Sweongyo /* this notification is sent when UATH_TX_NOTIFY is set */ 2401190688Sweongyo DPRINTF(sc, UATH_DEBUG_RX_PROC | UATH_DEBUG_RECV_ALL, 2402190688Sweongyo "%s: received Tx notification\n", __func__); 2403190688Sweongyo break; 2404190688Sweongyo 2405190688Sweongyo case WDCMSG_TARGET_GET_STATS: 2406190688Sweongyo DPRINTF(sc, UATH_DEBUG_RX_PROC | UATH_DEBUG_RECV_ALL, 2407190688Sweongyo "%s: received device statistics\n", __func__); 2408190688Sweongyo callout_reset(&sc->stat_ch, hz, uath_stat, sc); 2409190688Sweongyo break; 2410190688Sweongyo } 2411190688Sweongyo} 2412190688Sweongyo 2413190688Sweongyostatic void 2414194677Sthompsauath_intr_rx_callback(struct usb_xfer *xfer, usb_error_t error) 2415190688Sweongyo{ 2416194677Sthompsa struct uath_softc *sc = usbd_xfer_softc(xfer); 2417190688Sweongyo struct uath_cmd *cmd; 2418194677Sthompsa struct usb_page_cache *pc; 2419194677Sthompsa int actlen; 2420190688Sweongyo 2421194677Sthompsa usbd_xfer_status(xfer, &actlen, NULL, NULL, NULL); 2422194677Sthompsa 2423190688Sweongyo UATH_ASSERT_LOCKED(sc); 2424190688Sweongyo 2425190688Sweongyo switch (USB_GET_STATE(xfer)) { 2426190688Sweongyo case USB_ST_TRANSFERRED: 2427190688Sweongyo cmd = STAILQ_FIRST(&sc->sc_cmd_waiting); 2428190688Sweongyo if (cmd == NULL) 2429190688Sweongyo goto setup; 2430190688Sweongyo STAILQ_REMOVE_HEAD(&sc->sc_cmd_waiting, next); 2431190688Sweongyo UATH_STAT_DEC(sc, st_cmd_waiting); 2432190688Sweongyo STAILQ_INSERT_TAIL(&sc->sc_cmd_inactive, cmd, next); 2433190688Sweongyo UATH_STAT_INC(sc, st_cmd_inactive); 2434190688Sweongyo 2435233774Shselasky KASSERT(actlen >= (int)sizeof(struct uath_cmd_hdr), 2436190688Sweongyo ("short xfer error")); 2437194677Sthompsa pc = usbd_xfer_get_frame(xfer, 0); 2438194677Sthompsa usbd_copy_out(pc, 0, cmd->buf, actlen); 2439190688Sweongyo uath_cmdeof(sc, cmd); 2440190688Sweongyo case USB_ST_SETUP: 2441190688Sweongyosetup: 2442194677Sthompsa usbd_xfer_set_frame_len(xfer, 0, usbd_xfer_max_len(xfer)); 2443194228Sthompsa usbd_transfer_submit(xfer); 2444190688Sweongyo break; 2445190688Sweongyo default: 2446194677Sthompsa if (error != USB_ERR_CANCELLED) { 2447194677Sthompsa usbd_xfer_set_stall(xfer); 2448190688Sweongyo goto setup; 2449190688Sweongyo } 2450190688Sweongyo break; 2451190688Sweongyo } 2452190688Sweongyo} 2453190688Sweongyo 2454190688Sweongyostatic void 2455194677Sthompsauath_intr_tx_callback(struct usb_xfer *xfer, usb_error_t error) 2456190688Sweongyo{ 2457194677Sthompsa struct uath_softc *sc = usbd_xfer_softc(xfer); 2458190688Sweongyo struct uath_cmd *cmd; 2459190688Sweongyo 2460190688Sweongyo UATH_ASSERT_LOCKED(sc); 2461190688Sweongyo 2462246570Shselasky cmd = STAILQ_FIRST(&sc->sc_cmd_active); 2463246570Shselasky if (cmd != NULL && USB_GET_STATE(xfer) != USB_ST_SETUP) { 2464190688Sweongyo STAILQ_REMOVE_HEAD(&sc->sc_cmd_active, next); 2465190688Sweongyo UATH_STAT_DEC(sc, st_cmd_active); 2466190688Sweongyo STAILQ_INSERT_TAIL((cmd->flags & UATH_CMD_FLAG_READ) ? 2467190688Sweongyo &sc->sc_cmd_waiting : &sc->sc_cmd_inactive, cmd, next); 2468190688Sweongyo if (cmd->flags & UATH_CMD_FLAG_READ) 2469190688Sweongyo UATH_STAT_INC(sc, st_cmd_waiting); 2470190688Sweongyo else 2471190688Sweongyo UATH_STAT_INC(sc, st_cmd_inactive); 2472246570Shselasky } 2473246570Shselasky 2474246570Shselasky switch (USB_GET_STATE(xfer)) { 2475246570Shselasky case USB_ST_TRANSFERRED: 2476190688Sweongyo case USB_ST_SETUP: 2477190688Sweongyosetup: 2478190688Sweongyo cmd = STAILQ_FIRST(&sc->sc_cmd_pending); 2479190688Sweongyo if (cmd == NULL) { 2480190688Sweongyo DPRINTF(sc, UATH_DEBUG_XMIT, "%s: empty pending queue\n", 2481190688Sweongyo __func__); 2482190688Sweongyo return; 2483190688Sweongyo } 2484190688Sweongyo STAILQ_REMOVE_HEAD(&sc->sc_cmd_pending, next); 2485190688Sweongyo UATH_STAT_DEC(sc, st_cmd_pending); 2486190688Sweongyo STAILQ_INSERT_TAIL((cmd->flags & UATH_CMD_FLAG_ASYNC) ? 2487190688Sweongyo &sc->sc_cmd_inactive : &sc->sc_cmd_active, cmd, next); 2488190688Sweongyo if (cmd->flags & UATH_CMD_FLAG_ASYNC) 2489190688Sweongyo UATH_STAT_INC(sc, st_cmd_inactive); 2490190688Sweongyo else 2491190688Sweongyo UATH_STAT_INC(sc, st_cmd_active); 2492190688Sweongyo 2493194677Sthompsa usbd_xfer_set_frame_data(xfer, 0, cmd->buf, cmd->buflen); 2494194228Sthompsa usbd_transfer_submit(xfer); 2495190688Sweongyo break; 2496190688Sweongyo default: 2497194677Sthompsa if (error != USB_ERR_CANCELLED) { 2498194677Sthompsa usbd_xfer_set_stall(xfer); 2499190688Sweongyo goto setup; 2500190688Sweongyo } 2501190688Sweongyo break; 2502190688Sweongyo } 2503190688Sweongyo} 2504190688Sweongyo 2505190688Sweongyostatic void 2506190688Sweongyouath_update_rxstat(struct uath_softc *sc, uint32_t status) 2507190688Sweongyo{ 2508190688Sweongyo 2509190688Sweongyo switch (status) { 2510190688Sweongyo case UATH_STATUS_STOP_IN_PROGRESS: 2511190688Sweongyo UATH_STAT_INC(sc, st_stopinprogress); 2512190688Sweongyo break; 2513190688Sweongyo case UATH_STATUS_CRC_ERR: 2514190688Sweongyo UATH_STAT_INC(sc, st_crcerr); 2515190688Sweongyo break; 2516190688Sweongyo case UATH_STATUS_PHY_ERR: 2517190688Sweongyo UATH_STAT_INC(sc, st_phyerr); 2518190688Sweongyo break; 2519190688Sweongyo case UATH_STATUS_DECRYPT_CRC_ERR: 2520190688Sweongyo UATH_STAT_INC(sc, st_decrypt_crcerr); 2521190688Sweongyo break; 2522190688Sweongyo case UATH_STATUS_DECRYPT_MIC_ERR: 2523190688Sweongyo UATH_STAT_INC(sc, st_decrypt_micerr); 2524190688Sweongyo break; 2525190688Sweongyo case UATH_STATUS_DECOMP_ERR: 2526190688Sweongyo UATH_STAT_INC(sc, st_decomperr); 2527190688Sweongyo break; 2528190688Sweongyo case UATH_STATUS_KEY_ERR: 2529190688Sweongyo UATH_STAT_INC(sc, st_keyerr); 2530190688Sweongyo break; 2531190688Sweongyo case UATH_STATUS_ERR: 2532190688Sweongyo UATH_STAT_INC(sc, st_err); 2533190688Sweongyo break; 2534190688Sweongyo default: 2535190688Sweongyo break; 2536190688Sweongyo } 2537190688Sweongyo} 2538190688Sweongyo 2539190688Sweongyostatic struct mbuf * 2540192984Sthompsauath_data_rxeof(struct usb_xfer *xfer, struct uath_data *data, 2541190688Sweongyo struct uath_rx_desc **pdesc) 2542190688Sweongyo{ 2543194677Sthompsa struct uath_softc *sc = usbd_xfer_softc(xfer); 2544190688Sweongyo struct ifnet *ifp = sc->sc_ifp; 2545190688Sweongyo struct ieee80211com *ic = ifp->if_l2com; 2546190688Sweongyo struct uath_chunk *chunk; 2547190688Sweongyo struct uath_rx_desc *desc; 2548190688Sweongyo struct mbuf *m = data->m, *mnew, *mp; 2549190688Sweongyo uint16_t chunklen; 2550194677Sthompsa int actlen; 2551190688Sweongyo 2552194677Sthompsa usbd_xfer_status(xfer, &actlen, NULL, NULL, NULL); 2553194677Sthompsa 2554233774Shselasky if (actlen < (int)UATH_MIN_RXBUFSZ) { 2555190688Sweongyo DPRINTF(sc, UATH_DEBUG_RECV | UATH_DEBUG_RECV_ALL, 2556194677Sthompsa "%s: wrong xfer size (len=%d)\n", __func__, actlen); 2557190688Sweongyo ifp->if_ierrors++; 2558190688Sweongyo return (NULL); 2559190688Sweongyo } 2560190688Sweongyo 2561190688Sweongyo chunk = (struct uath_chunk *)data->buf; 2562190688Sweongyo if (chunk->seqnum == 0 && chunk->flags == 0 && chunk->length == 0) { 2563190688Sweongyo device_printf(sc->sc_dev, "%s: strange response\n", __func__); 2564190688Sweongyo ifp->if_ierrors++; 2565190688Sweongyo UATH_RESET_INTRX(sc); 2566190688Sweongyo return (NULL); 2567190688Sweongyo } 2568190688Sweongyo 2569190688Sweongyo if (chunk->seqnum != sc->sc_intrx_nextnum) { 2570190688Sweongyo DPRINTF(sc, UATH_DEBUG_XMIT, "invalid seqnum %d, expected %d\n", 2571190688Sweongyo chunk->seqnum, sc->sc_intrx_nextnum); 2572190688Sweongyo UATH_STAT_INC(sc, st_badchunkseqnum); 2573190688Sweongyo if (sc->sc_intrx_head != NULL) 2574190688Sweongyo m_freem(sc->sc_intrx_head); 2575190688Sweongyo UATH_RESET_INTRX(sc); 2576190688Sweongyo return (NULL); 2577190688Sweongyo } 2578190688Sweongyo 2579190688Sweongyo /* check multi-chunk frames */ 2580190688Sweongyo if ((chunk->seqnum == 0 && !(chunk->flags & UATH_CFLAGS_FINAL)) || 2581190688Sweongyo (chunk->seqnum != 0 && (chunk->flags & UATH_CFLAGS_FINAL)) || 2582190688Sweongyo chunk->flags & UATH_CFLAGS_RXMSG) 2583190688Sweongyo UATH_STAT_INC(sc, st_multichunk); 2584190688Sweongyo 2585190688Sweongyo chunklen = be16toh(chunk->length); 2586190688Sweongyo if (chunk->flags & UATH_CFLAGS_FINAL) 2587190688Sweongyo chunklen -= sizeof(struct uath_rx_desc); 2588190688Sweongyo 2589190688Sweongyo if (chunklen > 0 && 2590190688Sweongyo (!(chunk->flags & UATH_CFLAGS_FINAL) || !(chunk->seqnum == 0))) { 2591190688Sweongyo /* we should use intermediate RX buffer */ 2592190688Sweongyo if (chunk->seqnum == 0) 2593190688Sweongyo UATH_RESET_INTRX(sc); 2594190688Sweongyo if ((sc->sc_intrx_len + sizeof(struct uath_rx_desc) + 2595190688Sweongyo chunklen) > UATH_MAX_INTRX_SIZE) { 2596190688Sweongyo UATH_STAT_INC(sc, st_invalidlen); 2597190688Sweongyo ifp->if_iqdrops++; 2598190688Sweongyo if (sc->sc_intrx_head != NULL) 2599190688Sweongyo m_freem(sc->sc_intrx_head); 2600190688Sweongyo UATH_RESET_INTRX(sc); 2601190688Sweongyo return (NULL); 2602190688Sweongyo } 2603190688Sweongyo 2604190688Sweongyo m->m_len = chunklen; 2605190688Sweongyo m->m_data += sizeof(struct uath_chunk); 2606190688Sweongyo 2607190688Sweongyo if (sc->sc_intrx_head == NULL) { 2608190688Sweongyo sc->sc_intrx_head = m; 2609190688Sweongyo sc->sc_intrx_tail = m; 2610190688Sweongyo } else { 2611190688Sweongyo m->m_flags &= ~M_PKTHDR; 2612190688Sweongyo sc->sc_intrx_tail->m_next = m; 2613190688Sweongyo sc->sc_intrx_tail = m; 2614190688Sweongyo } 2615190688Sweongyo } 2616190688Sweongyo sc->sc_intrx_len += chunklen; 2617190688Sweongyo 2618243857Sglebius mnew = m_getcl(M_NOWAIT, MT_DATA, M_PKTHDR); 2619190688Sweongyo if (mnew == NULL) { 2620190688Sweongyo DPRINTF(sc, UATH_DEBUG_RECV | UATH_DEBUG_RECV_ALL, 2621190688Sweongyo "%s: can't get new mbuf, drop frame\n", __func__); 2622190688Sweongyo ifp->if_ierrors++; 2623190688Sweongyo if (sc->sc_intrx_head != NULL) 2624190688Sweongyo m_freem(sc->sc_intrx_head); 2625190688Sweongyo UATH_RESET_INTRX(sc); 2626190688Sweongyo return (NULL); 2627190688Sweongyo } 2628190688Sweongyo 2629190688Sweongyo data->m = mnew; 2630190688Sweongyo data->buf = mtod(mnew, uint8_t *); 2631190688Sweongyo 2632190688Sweongyo /* if the frame is not final continue the transfer */ 2633190688Sweongyo if (!(chunk->flags & UATH_CFLAGS_FINAL)) { 2634190688Sweongyo sc->sc_intrx_nextnum++; 2635190688Sweongyo UATH_RESET_INTRX(sc); 2636190688Sweongyo return (NULL); 2637190688Sweongyo } 2638190688Sweongyo 2639190688Sweongyo /* 2640190688Sweongyo * if the frame is not set UATH_CFLAGS_RXMSG, then rx descriptor is 2641190688Sweongyo * located at the end, 32-bit aligned 2642190688Sweongyo */ 2643190688Sweongyo desc = (chunk->flags & UATH_CFLAGS_RXMSG) ? 2644190688Sweongyo (struct uath_rx_desc *)(chunk + 1) : 2645190688Sweongyo (struct uath_rx_desc *)(((uint8_t *)chunk) + 2646190688Sweongyo sizeof(struct uath_chunk) + be16toh(chunk->length) - 2647190688Sweongyo sizeof(struct uath_rx_desc)); 2648190688Sweongyo *pdesc = desc; 2649190688Sweongyo 2650190688Sweongyo DPRINTF(sc, UATH_DEBUG_RECV | UATH_DEBUG_RECV_ALL, 2651190688Sweongyo "%s: frame len %u code %u status %u rate %u antenna %u " 2652190688Sweongyo "rssi %d channel %u phyerror %u connix %u decrypterror %u " 2653190688Sweongyo "keycachemiss %u\n", __func__, be32toh(desc->framelen) 2654190688Sweongyo , be32toh(desc->code), be32toh(desc->status), be32toh(desc->rate) 2655190688Sweongyo , be32toh(desc->antenna), be32toh(desc->rssi), be32toh(desc->channel) 2656190688Sweongyo , be32toh(desc->phyerror), be32toh(desc->connix) 2657190688Sweongyo , be32toh(desc->decrypterror), be32toh(desc->keycachemiss)); 2658190688Sweongyo 2659190688Sweongyo if (be32toh(desc->len) > MCLBYTES) { 2660190688Sweongyo DPRINTF(sc, UATH_DEBUG_RECV | UATH_DEBUG_RECV_ALL, 2661190688Sweongyo "%s: bad descriptor (len=%d)\n", __func__, 2662190688Sweongyo be32toh(desc->len)); 2663190688Sweongyo ifp->if_iqdrops++; 2664190688Sweongyo UATH_STAT_INC(sc, st_toobigrxpkt); 2665190688Sweongyo if (sc->sc_intrx_head != NULL) 2666190688Sweongyo m_freem(sc->sc_intrx_head); 2667190688Sweongyo UATH_RESET_INTRX(sc); 2668190688Sweongyo return (NULL); 2669190688Sweongyo } 2670190688Sweongyo 2671190688Sweongyo uath_update_rxstat(sc, be32toh(desc->status)); 2672190688Sweongyo 2673190688Sweongyo /* finalize mbuf */ 2674190688Sweongyo if (sc->sc_intrx_head == NULL) { 2675190688Sweongyo m->m_pkthdr.rcvif = ifp; 2676190688Sweongyo m->m_pkthdr.len = m->m_len = 2677190688Sweongyo be32toh(desc->framelen) - UATH_RX_DUMMYSIZE; 2678190688Sweongyo m->m_data += sizeof(struct uath_chunk); 2679190688Sweongyo } else { 2680190688Sweongyo mp = sc->sc_intrx_head; 2681190688Sweongyo mp->m_pkthdr.rcvif = ifp; 2682190688Sweongyo mp->m_flags |= M_PKTHDR; 2683190688Sweongyo mp->m_pkthdr.len = sc->sc_intrx_len; 2684190688Sweongyo m = mp; 2685190688Sweongyo } 2686190688Sweongyo 2687190688Sweongyo /* there are a lot more fields in the RX descriptor */ 2688194329Sweongyo if ((sc->sc_flags & UATH_FLAG_INVALID) == 0 && 2689194329Sweongyo ieee80211_radiotap_active(ic)) { 2690190688Sweongyo struct uath_rx_radiotap_header *tap = &sc->sc_rxtap; 2691192468Ssam uint32_t tsf_hi = be32toh(desc->tstamp_high); 2692192468Ssam uint32_t tsf_lo = be32toh(desc->tstamp_low); 2693190688Sweongyo 2694192468Ssam /* XXX only get low order 24bits of tsf from h/w */ 2695192468Ssam tap->wr_tsf = htole64(((uint64_t)tsf_hi << 32) | tsf_lo); 2696192468Ssam tap->wr_flags = 0; 2697192468Ssam if (be32toh(desc->status) == UATH_STATUS_CRC_ERR) 2698192468Ssam tap->wr_flags |= IEEE80211_RADIOTAP_F_BADFCS; 2699192468Ssam /* XXX map other status to BADFCS? */ 2700192468Ssam /* XXX ath h/w rate code, need to map */ 2701192468Ssam tap->wr_rate = be32toh(desc->rate); 2702192468Ssam tap->wr_antenna = be32toh(desc->antenna); 2703192468Ssam tap->wr_antsignal = -95 + be32toh(desc->rssi); 2704192468Ssam tap->wr_antnoise = -95; 2705190688Sweongyo } 2706190688Sweongyo 2707190688Sweongyo ifp->if_ipackets++; 2708190688Sweongyo UATH_RESET_INTRX(sc); 2709190688Sweongyo 2710190688Sweongyo return (m); 2711190688Sweongyo} 2712190688Sweongyo 2713190688Sweongyostatic void 2714194677Sthompsauath_bulk_rx_callback(struct usb_xfer *xfer, usb_error_t error) 2715190688Sweongyo{ 2716194677Sthompsa struct uath_softc *sc = usbd_xfer_softc(xfer); 2717190688Sweongyo struct ifnet *ifp = sc->sc_ifp; 2718190688Sweongyo struct ieee80211com *ic = ifp->if_l2com; 2719190688Sweongyo struct ieee80211_frame *wh; 2720190688Sweongyo struct ieee80211_node *ni; 2721190688Sweongyo struct mbuf *m = NULL; 2722190688Sweongyo struct uath_data *data; 2723190688Sweongyo struct uath_rx_desc *desc = NULL; 2724190688Sweongyo int8_t nf; 2725190688Sweongyo 2726190688Sweongyo UATH_ASSERT_LOCKED(sc); 2727190688Sweongyo 2728190688Sweongyo switch (USB_GET_STATE(xfer)) { 2729190688Sweongyo case USB_ST_TRANSFERRED: 2730190688Sweongyo data = STAILQ_FIRST(&sc->sc_rx_active); 2731190688Sweongyo if (data == NULL) 2732190688Sweongyo goto setup; 2733190688Sweongyo STAILQ_REMOVE_HEAD(&sc->sc_rx_active, next); 2734190688Sweongyo UATH_STAT_DEC(sc, st_rx_active); 2735190688Sweongyo m = uath_data_rxeof(xfer, data, &desc); 2736190688Sweongyo STAILQ_INSERT_TAIL(&sc->sc_rx_inactive, data, next); 2737190688Sweongyo UATH_STAT_INC(sc, st_rx_inactive); 2738190688Sweongyo /* FALLTHROUGH */ 2739190688Sweongyo case USB_ST_SETUP: 2740190688Sweongyosetup: 2741190688Sweongyo data = STAILQ_FIRST(&sc->sc_rx_inactive); 2742190688Sweongyo if (data == NULL) 2743190688Sweongyo return; 2744190688Sweongyo STAILQ_REMOVE_HEAD(&sc->sc_rx_inactive, next); 2745190688Sweongyo UATH_STAT_DEC(sc, st_rx_inactive); 2746190688Sweongyo STAILQ_INSERT_TAIL(&sc->sc_rx_active, data, next); 2747190688Sweongyo UATH_STAT_INC(sc, st_rx_active); 2748244503Shselasky usbd_xfer_set_frame_data(xfer, 0, data->buf, MCLBYTES); 2749194228Sthompsa usbd_transfer_submit(xfer); 2750190688Sweongyo 2751190688Sweongyo /* 2752190688Sweongyo * To avoid LOR we should unlock our private mutex here to call 2753190688Sweongyo * ieee80211_input() because here is at the end of a USB 2754190688Sweongyo * callback and safe to unlock. 2755190688Sweongyo */ 2756194329Sweongyo if (sc->sc_flags & UATH_FLAG_INVALID) { 2757194329Sweongyo if (m != NULL) 2758194329Sweongyo m_freem(m); 2759194329Sweongyo return; 2760194329Sweongyo } 2761190688Sweongyo UATH_UNLOCK(sc); 2762190688Sweongyo if (m != NULL && desc != NULL) { 2763190688Sweongyo wh = mtod(m, struct ieee80211_frame *); 2764190688Sweongyo ni = ieee80211_find_rxnode(ic, 2765190688Sweongyo (struct ieee80211_frame_min *)wh); 2766190688Sweongyo nf = -95; /* XXX */ 2767190688Sweongyo if (ni != NULL) { 2768190688Sweongyo (void) ieee80211_input(ni, m, 2769192468Ssam (int)be32toh(desc->rssi), nf); 2770190688Sweongyo /* node is no longer needed */ 2771190688Sweongyo ieee80211_free_node(ni); 2772190688Sweongyo } else 2773190688Sweongyo (void) ieee80211_input_all(ic, m, 2774192468Ssam (int)be32toh(desc->rssi), nf); 2775190688Sweongyo m = NULL; 2776190688Sweongyo desc = NULL; 2777190688Sweongyo } 2778198099Sweongyo if ((ifp->if_drv_flags & IFF_DRV_OACTIVE) == 0 && 2779198099Sweongyo !IFQ_IS_EMPTY(&ifp->if_snd)) 2780198099Sweongyo uath_start(ifp); 2781190688Sweongyo UATH_LOCK(sc); 2782190688Sweongyo break; 2783190688Sweongyo default: 2784190688Sweongyo /* needs it to the inactive queue due to a error. */ 2785190688Sweongyo data = STAILQ_FIRST(&sc->sc_rx_active); 2786190688Sweongyo if (data != NULL) { 2787190688Sweongyo STAILQ_REMOVE_HEAD(&sc->sc_rx_active, next); 2788190688Sweongyo UATH_STAT_DEC(sc, st_rx_active); 2789190688Sweongyo STAILQ_INSERT_TAIL(&sc->sc_rx_inactive, data, next); 2790190688Sweongyo UATH_STAT_INC(sc, st_rx_inactive); 2791190688Sweongyo } 2792194677Sthompsa if (error != USB_ERR_CANCELLED) { 2793194677Sthompsa usbd_xfer_set_stall(xfer); 2794190688Sweongyo ifp->if_ierrors++; 2795190688Sweongyo goto setup; 2796190688Sweongyo } 2797190688Sweongyo break; 2798190688Sweongyo } 2799190688Sweongyo} 2800190688Sweongyo 2801190688Sweongyostatic void 2802192984Sthompsauath_data_txeof(struct usb_xfer *xfer, struct uath_data *data) 2803190688Sweongyo{ 2804194677Sthompsa struct uath_softc *sc = usbd_xfer_softc(xfer); 2805190688Sweongyo struct ifnet *ifp = sc->sc_ifp; 2806190688Sweongyo struct mbuf *m; 2807190688Sweongyo 2808190688Sweongyo UATH_ASSERT_LOCKED(sc); 2809190688Sweongyo 2810190688Sweongyo /* 2811190688Sweongyo * Do any tx complete callback. Note this must be done before releasing 2812190688Sweongyo * the node reference. 2813190688Sweongyo */ 2814190688Sweongyo if (data->m) { 2815190688Sweongyo m = data->m; 2816194329Sweongyo if (m->m_flags & M_TXCB && 2817194329Sweongyo (sc->sc_flags & UATH_FLAG_INVALID) == 0) { 2818190688Sweongyo /* XXX status? */ 2819190688Sweongyo ieee80211_process_callback(data->ni, m, 0); 2820190688Sweongyo } 2821190688Sweongyo m_freem(m); 2822190688Sweongyo data->m = NULL; 2823190688Sweongyo } 2824190688Sweongyo if (data->ni) { 2825194329Sweongyo if ((sc->sc_flags & UATH_FLAG_INVALID) == 0) 2826194329Sweongyo ieee80211_free_node(data->ni); 2827190688Sweongyo data->ni = NULL; 2828190688Sweongyo } 2829190688Sweongyo sc->sc_tx_timer = 0; 2830190688Sweongyo ifp->if_opackets++; 2831190688Sweongyo ifp->if_drv_flags &= ~IFF_DRV_OACTIVE; 2832190688Sweongyo} 2833190688Sweongyo 2834190688Sweongyostatic void 2835194677Sthompsauath_bulk_tx_callback(struct usb_xfer *xfer, usb_error_t error) 2836190688Sweongyo{ 2837194677Sthompsa struct uath_softc *sc = usbd_xfer_softc(xfer); 2838190688Sweongyo struct ifnet *ifp = sc->sc_ifp; 2839190688Sweongyo struct uath_data *data; 2840190688Sweongyo 2841190688Sweongyo UATH_ASSERT_LOCKED(sc); 2842190688Sweongyo 2843190688Sweongyo switch (USB_GET_STATE(xfer)) { 2844190688Sweongyo case USB_ST_TRANSFERRED: 2845190688Sweongyo data = STAILQ_FIRST(&sc->sc_tx_active); 2846190688Sweongyo if (data == NULL) 2847190688Sweongyo goto setup; 2848190688Sweongyo STAILQ_REMOVE_HEAD(&sc->sc_tx_active, next); 2849190688Sweongyo UATH_STAT_DEC(sc, st_tx_active); 2850190688Sweongyo uath_data_txeof(xfer, data); 2851190688Sweongyo STAILQ_INSERT_TAIL(&sc->sc_tx_inactive, data, next); 2852190688Sweongyo UATH_STAT_INC(sc, st_tx_inactive); 2853190688Sweongyo /* FALLTHROUGH */ 2854190688Sweongyo case USB_ST_SETUP: 2855190688Sweongyosetup: 2856190688Sweongyo data = STAILQ_FIRST(&sc->sc_tx_pending); 2857190688Sweongyo if (data == NULL) { 2858190688Sweongyo DPRINTF(sc, UATH_DEBUG_XMIT, "%s: empty pending queue\n", 2859190688Sweongyo __func__); 2860190688Sweongyo return; 2861190688Sweongyo } 2862190688Sweongyo STAILQ_REMOVE_HEAD(&sc->sc_tx_pending, next); 2863190688Sweongyo UATH_STAT_DEC(sc, st_tx_pending); 2864190688Sweongyo STAILQ_INSERT_TAIL(&sc->sc_tx_active, data, next); 2865190688Sweongyo UATH_STAT_INC(sc, st_tx_active); 2866190688Sweongyo 2867194677Sthompsa usbd_xfer_set_frame_data(xfer, 0, data->buf, data->buflen); 2868194228Sthompsa usbd_transfer_submit(xfer); 2869190688Sweongyo 2870190688Sweongyo UATH_UNLOCK(sc); 2871190688Sweongyo uath_start(ifp); 2872190688Sweongyo UATH_LOCK(sc); 2873190688Sweongyo break; 2874190688Sweongyo default: 2875190688Sweongyo data = STAILQ_FIRST(&sc->sc_tx_active); 2876190688Sweongyo if (data == NULL) 2877190688Sweongyo goto setup; 2878190688Sweongyo if (data->ni != NULL) { 2879194329Sweongyo if ((sc->sc_flags & UATH_FLAG_INVALID) == 0) 2880194329Sweongyo ieee80211_free_node(data->ni); 2881190688Sweongyo data->ni = NULL; 2882190688Sweongyo ifp->if_oerrors++; 2883190688Sweongyo } 2884194677Sthompsa if (error != USB_ERR_CANCELLED) { 2885194677Sthompsa usbd_xfer_set_stall(xfer); 2886190688Sweongyo goto setup; 2887190688Sweongyo } 2888190688Sweongyo break; 2889190688Sweongyo } 2890190688Sweongyo} 2891190688Sweongyo 2892190688Sweongyostatic device_method_t uath_methods[] = { 2893190688Sweongyo DEVMETHOD(device_probe, uath_match), 2894190688Sweongyo DEVMETHOD(device_attach, uath_attach), 2895190688Sweongyo DEVMETHOD(device_detach, uath_detach), 2896244503Shselasky DEVMETHOD_END 2897190688Sweongyo}; 2898190688Sweongyostatic driver_t uath_driver = { 2899233774Shselasky .name = "uath", 2900233774Shselasky .methods = uath_methods, 2901233774Shselasky .size = sizeof(struct uath_softc) 2902190688Sweongyo}; 2903190688Sweongyostatic devclass_t uath_devclass; 2904190688Sweongyo 2905190688SweongyoDRIVER_MODULE(uath, uhub, uath_driver, uath_devclass, NULL, 0); 2906190688SweongyoMODULE_DEPEND(uath, wlan, 1, 1, 1); 2907190688SweongyoMODULE_DEPEND(uath, usb, 1, 1, 1); 2908212122SthompsaMODULE_VERSION(uath, 1); 2909