if_rsu.c revision 258919
1253789Srpaulo/* $OpenBSD: if_rsu.c,v 1.17 2013/04/15 09:23:01 mglocker Exp $ */ 2253789Srpaulo 3253789Srpaulo/*- 4253789Srpaulo * Copyright (c) 2010 Damien Bergamini <damien.bergamini@free.fr> 5253789Srpaulo * 6253789Srpaulo * Permission to use, copy, modify, and distribute this software for any 7253789Srpaulo * purpose with or without fee is hereby granted, provided that the above 8253789Srpaulo * copyright notice and this permission notice appear in all copies. 9253789Srpaulo * 10253789Srpaulo * THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL WARRANTIES 11253789Srpaulo * WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF 12253789Srpaulo * MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR 13253789Srpaulo * ANY SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES 14253789Srpaulo * WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN 15253789Srpaulo * ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF 16253789Srpaulo * OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE. 17253789Srpaulo */ 18253789Srpaulo#include <sys/cdefs.h> 19253789Srpaulo__FBSDID("$FreeBSD: head/sys/dev/usb/wlan/if_rsu.c 258919 2013-12-04 12:07:46Z hselasky $"); 20253789Srpaulo 21253789Srpaulo/* 22253789Srpaulo * Driver for Realtek RTL8188SU/RTL8191SU/RTL8192SU. 23253789Srpaulo * 24253789Srpaulo * TODO: 25253789Srpaulo * o 11n support 26253789Srpaulo * o h/w crypto 27253789Srpaulo * o hostap / ibss / mesh 28253789Srpaulo */ 29253789Srpaulo#include <sys/param.h> 30253789Srpaulo#include <sys/endian.h> 31253789Srpaulo#include <sys/sockio.h> 32253789Srpaulo#include <sys/mbuf.h> 33253789Srpaulo#include <sys/kernel.h> 34253789Srpaulo#include <sys/socket.h> 35253789Srpaulo#include <sys/systm.h> 36253789Srpaulo#include <sys/conf.h> 37253789Srpaulo#include <sys/bus.h> 38253789Srpaulo#include <sys/rman.h> 39253789Srpaulo#include <sys/firmware.h> 40253789Srpaulo#include <sys/module.h> 41253789Srpaulo 42253789Srpaulo#include <machine/bus.h> 43253789Srpaulo#include <machine/resource.h> 44253789Srpaulo 45253789Srpaulo#include <net/bpf.h> 46253789Srpaulo#include <net/if.h> 47257176Sglebius#include <net/if_var.h> 48253789Srpaulo#include <net/if_arp.h> 49253789Srpaulo#include <net/if_dl.h> 50253789Srpaulo#include <net/if_media.h> 51253789Srpaulo#include <net/if_types.h> 52253789Srpaulo 53253789Srpaulo#include <netinet/in.h> 54253789Srpaulo#include <netinet/in_systm.h> 55253789Srpaulo#include <netinet/in_var.h> 56253789Srpaulo#include <netinet/if_ether.h> 57253789Srpaulo#include <netinet/ip.h> 58253789Srpaulo 59253789Srpaulo#include <net80211/ieee80211_var.h> 60253789Srpaulo#include <net80211/ieee80211_regdomain.h> 61253789Srpaulo#include <net80211/ieee80211_radiotap.h> 62253789Srpaulo 63253789Srpaulo#include <dev/usb/usb.h> 64253789Srpaulo#include <dev/usb/usbdi.h> 65253789Srpaulo#include "usbdevs.h" 66253789Srpaulo 67253789Srpaulo#define USB_DEBUG_VAR rsu_debug 68253789Srpaulo#include <dev/usb/usb_debug.h> 69253789Srpaulo 70253789Srpaulo#include <dev/usb/wlan/if_rsureg.h> 71253789Srpaulo 72253789Srpaulo#ifdef USB_DEBUG 73253789Srpaulostatic int rsu_debug = 0; 74253789SrpauloSYSCTL_NODE(_hw_usb, OID_AUTO, rsu, CTLFLAG_RW, 0, "USB rsu"); 75253789SrpauloSYSCTL_INT(_hw_usb_rsu, OID_AUTO, debug, CTLFLAG_RW, &rsu_debug, 0, 76253789Srpaulo "Debug level"); 77253789Srpaulo#endif 78253789Srpaulo 79253789Srpaulostatic const STRUCT_USB_HOST_ID rsu_devs[] = { 80253789Srpaulo#define RSU_HT_NOT_SUPPORTED 0 81253789Srpaulo#define RSU_HT_SUPPORTED 1 82253789Srpaulo#define RSU_DEV_HT(v,p) { USB_VPI(USB_VENDOR_##v, USB_PRODUCT_##v##_##p, \ 83253789Srpaulo RSU_HT_SUPPORTED) } 84253789Srpaulo#define RSU_DEV(v,p) { USB_VPI(USB_VENDOR_##v, USB_PRODUCT_##v##_##p, \ 85253789Srpaulo RSU_HT_NOT_SUPPORTED) } 86253789Srpaulo RSU_DEV(ASUS, RTL8192SU), 87253789Srpaulo RSU_DEV(AZUREWAVE, RTL8192SU_4), 88253789Srpaulo RSU_DEV_HT(ACCTON, RTL8192SU), 89253789Srpaulo RSU_DEV_HT(ASUS, USBN10), 90253789Srpaulo RSU_DEV_HT(AZUREWAVE, RTL8192SU_1), 91253789Srpaulo RSU_DEV_HT(AZUREWAVE, RTL8192SU_2), 92253789Srpaulo RSU_DEV_HT(AZUREWAVE, RTL8192SU_3), 93253789Srpaulo RSU_DEV_HT(AZUREWAVE, RTL8192SU_5), 94253789Srpaulo RSU_DEV_HT(BELKIN, RTL8192SU_1), 95253789Srpaulo RSU_DEV_HT(BELKIN, RTL8192SU_2), 96253789Srpaulo RSU_DEV_HT(BELKIN, RTL8192SU_3), 97253789Srpaulo RSU_DEV_HT(CONCEPTRONIC2, RTL8192SU_1), 98253789Srpaulo RSU_DEV_HT(CONCEPTRONIC2, RTL8192SU_2), 99253789Srpaulo RSU_DEV_HT(CONCEPTRONIC2, RTL8192SU_3), 100253789Srpaulo RSU_DEV_HT(COREGA, RTL8192SU), 101253789Srpaulo RSU_DEV_HT(DLINK2, DWA131A1), 102253789Srpaulo RSU_DEV_HT(DLINK2, RTL8192SU_1), 103253789Srpaulo RSU_DEV_HT(DLINK2, RTL8192SU_2), 104253789Srpaulo RSU_DEV_HT(EDIMAX, RTL8192SU_1), 105253789Srpaulo RSU_DEV_HT(EDIMAX, RTL8192SU_2), 106258028Skevlo RSU_DEV_HT(EDIMAX, EW7622UMN), 107253789Srpaulo RSU_DEV_HT(GUILLEMOT, HWGUN54), 108253789Srpaulo RSU_DEV_HT(GUILLEMOT, HWNUM300), 109253789Srpaulo RSU_DEV_HT(HAWKING, RTL8192SU_1), 110253789Srpaulo RSU_DEV_HT(HAWKING, RTL8192SU_2), 111253789Srpaulo RSU_DEV_HT(PLANEX2, GWUSNANO), 112253789Srpaulo RSU_DEV_HT(REALTEK, RTL8171), 113253789Srpaulo RSU_DEV_HT(REALTEK, RTL8172), 114253789Srpaulo RSU_DEV_HT(REALTEK, RTL8173), 115253789Srpaulo RSU_DEV_HT(REALTEK, RTL8174), 116253789Srpaulo RSU_DEV_HT(REALTEK, RTL8192SU), 117253789Srpaulo RSU_DEV_HT(REALTEK, RTL8712), 118253789Srpaulo RSU_DEV_HT(REALTEK, RTL8713), 119253789Srpaulo RSU_DEV_HT(SENAO, RTL8192SU_1), 120253789Srpaulo RSU_DEV_HT(SENAO, RTL8192SU_2), 121253789Srpaulo RSU_DEV_HT(SITECOMEU, WL349V1), 122253789Srpaulo RSU_DEV_HT(SITECOMEU, WL353), 123253789Srpaulo RSU_DEV_HT(SWEEX2, LW154), 124253789Srpaulo#undef RSU_DEV_HT 125253789Srpaulo#undef RSU_DEV 126253789Srpaulo}; 127253789Srpaulo 128253789Srpaulostatic device_probe_t rsu_match; 129253789Srpaulostatic device_attach_t rsu_attach; 130253789Srpaulostatic device_detach_t rsu_detach; 131253789Srpaulostatic usb_callback_t rsu_bulk_tx_callback; 132253789Srpaulostatic usb_callback_t rsu_bulk_rx_callback; 133253789Srpaulostatic usb_error_t rsu_do_request(struct rsu_softc *, 134253789Srpaulo struct usb_device_request *, void *); 135253789Srpaulostatic struct ieee80211vap * 136253789Srpaulo rsu_vap_create(struct ieee80211com *, const char name[], 137253789Srpaulo int, enum ieee80211_opmode, int, const uint8_t bssid[], 138253789Srpaulo const uint8_t mac[]); 139253789Srpaulostatic void rsu_vap_delete(struct ieee80211vap *); 140253789Srpaulostatic void rsu_scan_start(struct ieee80211com *); 141253789Srpaulostatic void rsu_scan_end(struct ieee80211com *); 142253789Srpaulostatic void rsu_set_channel(struct ieee80211com *); 143253789Srpaulostatic void rsu_update_mcast(struct ifnet *); 144253789Srpaulostatic int rsu_alloc_rx_list(struct rsu_softc *); 145253789Srpaulostatic void rsu_free_rx_list(struct rsu_softc *); 146253789Srpaulostatic int rsu_alloc_tx_list(struct rsu_softc *); 147253789Srpaulostatic void rsu_free_tx_list(struct rsu_softc *); 148253789Srpaulostatic void rsu_free_list(struct rsu_softc *, struct rsu_data [], int); 149253789Srpaulostatic struct rsu_data *_rsu_getbuf(struct rsu_softc *); 150253789Srpaulostatic struct rsu_data *rsu_getbuf(struct rsu_softc *); 151253789Srpaulostatic int rsu_write_region_1(struct rsu_softc *, uint16_t, uint8_t *, 152253789Srpaulo int); 153253789Srpaulostatic void rsu_write_1(struct rsu_softc *, uint16_t, uint8_t); 154253789Srpaulostatic void rsu_write_2(struct rsu_softc *, uint16_t, uint16_t); 155253789Srpaulostatic void rsu_write_4(struct rsu_softc *, uint16_t, uint32_t); 156253789Srpaulostatic int rsu_read_region_1(struct rsu_softc *, uint16_t, uint8_t *, 157253789Srpaulo int); 158253789Srpaulostatic uint8_t rsu_read_1(struct rsu_softc *, uint16_t); 159253789Srpaulostatic uint16_t rsu_read_2(struct rsu_softc *, uint16_t); 160253789Srpaulostatic uint32_t rsu_read_4(struct rsu_softc *, uint16_t); 161253789Srpaulostatic int rsu_fw_iocmd(struct rsu_softc *, uint32_t); 162253789Srpaulostatic uint8_t rsu_efuse_read_1(struct rsu_softc *, uint16_t); 163253789Srpaulostatic int rsu_read_rom(struct rsu_softc *); 164253789Srpaulostatic int rsu_fw_cmd(struct rsu_softc *, uint8_t, void *, int); 165253789Srpaulostatic void rsu_calib_task(void *, int); 166253789Srpaulostatic int rsu_newstate(struct ieee80211vap *, enum ieee80211_state, int); 167253789Srpaulo#ifdef notyet 168253789Srpaulostatic void rsu_set_key(struct rsu_softc *, const struct ieee80211_key *); 169253789Srpaulostatic void rsu_delete_key(struct rsu_softc *, const struct ieee80211_key *); 170253789Srpaulo#endif 171253789Srpaulostatic int rsu_site_survey(struct rsu_softc *, struct ieee80211vap *); 172253789Srpaulostatic int rsu_join_bss(struct rsu_softc *, struct ieee80211_node *); 173253789Srpaulostatic int rsu_disconnect(struct rsu_softc *); 174253789Srpaulostatic void rsu_event_survey(struct rsu_softc *, uint8_t *, int); 175253789Srpaulostatic void rsu_event_join_bss(struct rsu_softc *, uint8_t *, int); 176253789Srpaulostatic void rsu_rx_event(struct rsu_softc *, uint8_t, uint8_t *, int); 177253789Srpaulostatic void rsu_rx_multi_event(struct rsu_softc *, uint8_t *, int); 178253789Srpaulostatic int8_t rsu_get_rssi(struct rsu_softc *, int, void *); 179253789Srpaulostatic struct mbuf * 180253789Srpaulo rsu_rx_frame(struct rsu_softc *, uint8_t *, int, int *); 181253789Srpaulostatic struct mbuf * 182253789Srpaulo rsu_rx_multi_frame(struct rsu_softc *, uint8_t *, int, int *); 183253789Srpaulostatic struct mbuf * 184253789Srpaulo rsu_rxeof(struct usb_xfer *, struct rsu_data *, int *); 185253789Srpaulostatic void rsu_txeof(struct usb_xfer *, struct rsu_data *); 186253789Srpaulostatic int rsu_raw_xmit(struct ieee80211_node *, struct mbuf *, 187253789Srpaulo const struct ieee80211_bpf_params *); 188253789Srpaulostatic void rsu_init(void *); 189253789Srpaulostatic void rsu_init_locked(struct rsu_softc *); 190253789Srpaulostatic void rsu_watchdog(void *); 191253789Srpaulostatic int rsu_tx_start(struct rsu_softc *, struct ieee80211_node *, 192253789Srpaulo struct mbuf *, struct rsu_data *); 193253789Srpaulostatic void rsu_start(struct ifnet *); 194253789Srpaulostatic void rsu_start_locked(struct ifnet *); 195253789Srpaulostatic int rsu_ioctl(struct ifnet *, u_long, caddr_t); 196253789Srpaulostatic void rsu_stop(struct ifnet *, int); 197253789Srpaulostatic void rsu_stop_locked(struct ifnet *, int); 198253789Srpaulo 199253789Srpaulostatic device_method_t rsu_methods[] = { 200253789Srpaulo DEVMETHOD(device_probe, rsu_match), 201253789Srpaulo DEVMETHOD(device_attach, rsu_attach), 202253789Srpaulo DEVMETHOD(device_detach, rsu_detach), 203253789Srpaulo 204253789Srpaulo DEVMETHOD_END 205253789Srpaulo}; 206253789Srpaulo 207253789Srpaulostatic driver_t rsu_driver = { 208253789Srpaulo .name = "rsu", 209253789Srpaulo .methods = rsu_methods, 210253789Srpaulo .size = sizeof(struct rsu_softc) 211253789Srpaulo}; 212253789Srpaulo 213253789Srpaulostatic devclass_t rsu_devclass; 214253789Srpaulo 215253789SrpauloDRIVER_MODULE(rsu, uhub, rsu_driver, rsu_devclass, NULL, 0); 216253789SrpauloMODULE_DEPEND(rsu, wlan, 1, 1, 1); 217253789SrpauloMODULE_DEPEND(rsu, usb, 1, 1, 1); 218253789SrpauloMODULE_DEPEND(rsu, firmware, 1, 1, 1); 219253789SrpauloMODULE_VERSION(rsu, 1); 220253789Srpaulo 221253789Srpaulostatic const struct usb_config rsu_config[RSU_N_TRANSFER] = { 222253789Srpaulo [RSU_BULK_RX] = { 223253789Srpaulo .type = UE_BULK, 224253789Srpaulo .endpoint = UE_ADDR_ANY, 225253789Srpaulo .direction = UE_DIR_IN, 226253789Srpaulo .bufsize = RSU_RXBUFSZ, 227253789Srpaulo .flags = { 228253789Srpaulo .pipe_bof = 1, 229253789Srpaulo .short_xfer_ok = 1 230253789Srpaulo }, 231253789Srpaulo .callback = rsu_bulk_rx_callback 232253789Srpaulo }, 233253789Srpaulo [RSU_BULK_TX_BE] = { 234253789Srpaulo .type = UE_BULK, 235253789Srpaulo .endpoint = 0x06, 236253789Srpaulo .direction = UE_DIR_OUT, 237253789Srpaulo .bufsize = RSU_TXBUFSZ, 238253789Srpaulo .flags = { 239253789Srpaulo .ext_buffer = 1, 240253789Srpaulo .pipe_bof = 1, 241253789Srpaulo .force_short_xfer = 1 242253789Srpaulo }, 243253789Srpaulo .callback = rsu_bulk_tx_callback, 244253789Srpaulo .timeout = RSU_TX_TIMEOUT 245253789Srpaulo }, 246253789Srpaulo [RSU_BULK_TX_BK] = { 247253789Srpaulo .type = UE_BULK, 248253789Srpaulo .endpoint = 0x06, 249253789Srpaulo .direction = UE_DIR_OUT, 250253789Srpaulo .bufsize = RSU_TXBUFSZ, 251253789Srpaulo .flags = { 252253789Srpaulo .ext_buffer = 1, 253253789Srpaulo .pipe_bof = 1, 254253789Srpaulo .force_short_xfer = 1 255253789Srpaulo }, 256253789Srpaulo .callback = rsu_bulk_tx_callback, 257253789Srpaulo .timeout = RSU_TX_TIMEOUT 258253789Srpaulo }, 259253789Srpaulo [RSU_BULK_TX_VI] = { 260253789Srpaulo .type = UE_BULK, 261253789Srpaulo .endpoint = 0x04, 262253789Srpaulo .direction = UE_DIR_OUT, 263253789Srpaulo .bufsize = RSU_TXBUFSZ, 264253789Srpaulo .flags = { 265253789Srpaulo .ext_buffer = 1, 266253789Srpaulo .pipe_bof = 1, 267253789Srpaulo .force_short_xfer = 1 268253789Srpaulo }, 269253789Srpaulo .callback = rsu_bulk_tx_callback, 270253789Srpaulo .timeout = RSU_TX_TIMEOUT 271253789Srpaulo }, 272253789Srpaulo [RSU_BULK_TX_VO] = { 273253789Srpaulo .type = UE_BULK, 274253789Srpaulo .endpoint = 0x04, 275253789Srpaulo .direction = UE_DIR_OUT, 276253789Srpaulo .bufsize = RSU_TXBUFSZ, 277253789Srpaulo .flags = { 278253789Srpaulo .ext_buffer = 1, 279253789Srpaulo .pipe_bof = 1, 280253789Srpaulo .force_short_xfer = 1 281253789Srpaulo }, 282253789Srpaulo .callback = rsu_bulk_tx_callback, 283253789Srpaulo .timeout = RSU_TX_TIMEOUT 284253789Srpaulo }, 285253789Srpaulo}; 286253789Srpaulo 287253789Srpaulostatic int 288253789Srpaulorsu_match(device_t self) 289253789Srpaulo{ 290253789Srpaulo struct usb_attach_arg *uaa = device_get_ivars(self); 291253789Srpaulo 292253789Srpaulo if (uaa->usb_mode != USB_MODE_HOST || 293253789Srpaulo uaa->info.bIfaceIndex != 0 || 294253789Srpaulo uaa->info.bConfigIndex != 0) 295253789Srpaulo return (ENXIO); 296253789Srpaulo 297253789Srpaulo return (usbd_lookup_id_by_uaa(rsu_devs, sizeof(rsu_devs), uaa)); 298253789Srpaulo} 299253789Srpaulo 300253789Srpaulostatic int 301253789Srpaulorsu_attach(device_t self) 302253789Srpaulo{ 303253789Srpaulo struct usb_attach_arg *uaa = device_get_ivars(self); 304253789Srpaulo struct rsu_softc *sc = device_get_softc(self); 305253789Srpaulo struct ifnet *ifp; 306253789Srpaulo struct ieee80211com *ic; 307253789Srpaulo int error; 308253789Srpaulo uint8_t iface_index, bands; 309253789Srpaulo 310253789Srpaulo device_set_usb_desc(self); 311253789Srpaulo sc->sc_udev = uaa->device; 312253789Srpaulo sc->sc_dev = self; 313253789Srpaulo 314253789Srpaulo mtx_init(&sc->sc_mtx, device_get_nameunit(self), MTX_NETWORK_LOCK, 315253789Srpaulo MTX_DEF); 316253789Srpaulo TIMEOUT_TASK_INIT(taskqueue_thread, &sc->calib_task, 0, 317253789Srpaulo rsu_calib_task, sc); 318253789Srpaulo callout_init(&sc->sc_watchdog_ch, 0); 319253789Srpaulo 320253789Srpaulo iface_index = 0; 321253789Srpaulo error = usbd_transfer_setup(uaa->device, &iface_index, sc->sc_xfer, 322253789Srpaulo rsu_config, RSU_N_TRANSFER, sc, &sc->sc_mtx); 323253789Srpaulo if (error) { 324253789Srpaulo device_printf(sc->sc_dev, 325253789Srpaulo "could not allocate USB transfers, err=%s\n", 326253789Srpaulo usbd_errstr(error)); 327253831Srpaulo goto fail_usb; 328253789Srpaulo } 329253789Srpaulo RSU_LOCK(sc); 330253789Srpaulo /* Read chip revision. */ 331253789Srpaulo sc->cut = MS(rsu_read_4(sc, R92S_PMC_FSM), R92S_PMC_FSM_CUT); 332253789Srpaulo if (sc->cut != 3) 333253789Srpaulo sc->cut = (sc->cut >> 1) + 1; 334253789Srpaulo error = rsu_read_rom(sc); 335253789Srpaulo if (error != 0) { 336253789Srpaulo device_printf(self, "could not read ROM\n"); 337253831Srpaulo goto fail_rom; 338253789Srpaulo } 339253789Srpaulo RSU_UNLOCK(sc); 340253789Srpaulo IEEE80211_ADDR_COPY(sc->sc_bssid, &sc->rom[0x12]); 341253789Srpaulo device_printf(self, "MAC/BB RTL8712 cut %d\n", sc->cut); 342253789Srpaulo ifp = sc->sc_ifp = if_alloc(IFT_IEEE80211); 343253789Srpaulo if (ifp == NULL) { 344253789Srpaulo device_printf(self, "cannot allocate interface\n"); 345253831Srpaulo goto fail_ifalloc; 346253789Srpaulo } 347253789Srpaulo ic = ifp->if_l2com; 348253789Srpaulo ifp->if_softc = sc; 349253789Srpaulo if_initname(ifp, "rsu", device_get_unit(self)); 350253789Srpaulo ifp->if_flags = IFF_BROADCAST | IFF_SIMPLEX | IFF_MULTICAST; 351253789Srpaulo ifp->if_init = rsu_init; 352253789Srpaulo ifp->if_ioctl = rsu_ioctl; 353253789Srpaulo ifp->if_start = rsu_start; 354253789Srpaulo IFQ_SET_MAXLEN(&ifp->if_snd, ifqmaxlen); 355253789Srpaulo ifp->if_snd.ifq_drv_maxlen = ifqmaxlen; 356253789Srpaulo IFQ_SET_READY(&ifp->if_snd); 357253789Srpaulo ifp->if_capabilities |= IFCAP_RXCSUM; 358253789Srpaulo ifp->if_capenable |= IFCAP_RXCSUM; 359253789Srpaulo ifp->if_hwassist = CSUM_TCP; 360253789Srpaulo 361253789Srpaulo ic->ic_ifp = ifp; 362253789Srpaulo ic->ic_phytype = IEEE80211_T_OFDM; /* Not only, but not used. */ 363253789Srpaulo ic->ic_opmode = IEEE80211_M_STA; /* Default to BSS mode. */ 364253789Srpaulo 365253789Srpaulo /* Set device capabilities. */ 366253789Srpaulo ic->ic_caps = 367253789Srpaulo IEEE80211_C_STA | /* station mode */ 368253789Srpaulo IEEE80211_C_BGSCAN | /* Background scan. */ 369253789Srpaulo IEEE80211_C_SHPREAMBLE | /* Short preamble supported. */ 370253789Srpaulo IEEE80211_C_SHSLOT | /* Short slot time supported. */ 371253789Srpaulo IEEE80211_C_WPA; /* WPA/RSN. */ 372253789Srpaulo 373253789Srpaulo#if 0 374253789Srpaulo /* Check if HT support is present. */ 375253789Srpaulo if (usb_lookup(rsu_devs_noht, uaa->vendor, uaa->product) == NULL) { 376253789Srpaulo /* Set HT capabilities. */ 377253789Srpaulo ic->ic_htcaps = 378253789Srpaulo IEEE80211_HTCAP_CBW20_40 | 379253789Srpaulo IEEE80211_HTCAP_DSSSCCK40; 380253789Srpaulo /* Set supported HT rates. */ 381253789Srpaulo for (i = 0; i < 2; i++) 382253789Srpaulo ic->ic_sup_mcs[i] = 0xff; 383253789Srpaulo } 384253789Srpaulo#endif 385253789Srpaulo 386253789Srpaulo /* Set supported .11b and .11g rates. */ 387253789Srpaulo bands = 0; 388253789Srpaulo setbit(&bands, IEEE80211_MODE_11B); 389253789Srpaulo setbit(&bands, IEEE80211_MODE_11G); 390253789Srpaulo ieee80211_init_channels(ic, NULL, &bands); 391253789Srpaulo 392253789Srpaulo ieee80211_ifattach(ic, sc->sc_bssid); 393253789Srpaulo ic->ic_raw_xmit = rsu_raw_xmit; 394253789Srpaulo ic->ic_scan_start = rsu_scan_start; 395253789Srpaulo ic->ic_scan_end = rsu_scan_end; 396253789Srpaulo ic->ic_set_channel = rsu_set_channel; 397253789Srpaulo ic->ic_vap_create = rsu_vap_create; 398253789Srpaulo ic->ic_vap_delete = rsu_vap_delete; 399253789Srpaulo ic->ic_update_mcast = rsu_update_mcast; 400253789Srpaulo 401253789Srpaulo ieee80211_radiotap_attach(ic, &sc->sc_txtap.wt_ihdr, 402253789Srpaulo sizeof(sc->sc_txtap), RSU_TX_RADIOTAP_PRESENT, 403253789Srpaulo &sc->sc_rxtap.wr_ihdr, sizeof(sc->sc_rxtap), 404253789Srpaulo RSU_RX_RADIOTAP_PRESENT); 405253789Srpaulo 406253789Srpaulo if (bootverbose) 407253789Srpaulo ieee80211_announce(ic); 408253789Srpaulo 409253789Srpaulo return (0); 410253789Srpaulo 411253831Srpaulofail_ifalloc: 412253831Srpaulofail_rom: 413253831Srpaulo usbd_transfer_unsetup(sc->sc_xfer, RSU_N_TRANSFER); 414253831Srpaulofail_usb: 415253831Srpaulo mtx_destroy(&sc->sc_mtx); 416253789Srpaulo return (ENXIO); 417253789Srpaulo} 418253789Srpaulo 419253789Srpaulostatic int 420253789Srpaulorsu_detach(device_t self) 421253789Srpaulo{ 422253789Srpaulo struct rsu_softc *sc = device_get_softc(self); 423253789Srpaulo struct ifnet *ifp = sc->sc_ifp; 424253789Srpaulo struct ieee80211com *ic = ifp->if_l2com; 425253789Srpaulo 426253789Srpaulo if (!device_is_attached(self)) 427253789Srpaulo return (0); 428253789Srpaulo rsu_stop(ifp, 1); 429253789Srpaulo usbd_transfer_unsetup(sc->sc_xfer, RSU_N_TRANSFER); 430253789Srpaulo ieee80211_ifdetach(ic); 431253789Srpaulo 432253789Srpaulo callout_drain(&sc->sc_watchdog_ch); 433253789Srpaulo taskqueue_drain_timeout(taskqueue_thread, &sc->calib_task); 434253789Srpaulo 435253789Srpaulo /* Free Tx/Rx buffers. */ 436253789Srpaulo rsu_free_tx_list(sc); 437253789Srpaulo rsu_free_rx_list(sc); 438253789Srpaulo 439253789Srpaulo if_free(ifp); 440253789Srpaulo mtx_destroy(&sc->sc_mtx); 441253789Srpaulo 442253789Srpaulo return (0); 443253789Srpaulo} 444253789Srpaulo 445253789Srpaulostatic usb_error_t 446253789Srpaulorsu_do_request(struct rsu_softc *sc, struct usb_device_request *req, 447253789Srpaulo void *data) 448253789Srpaulo{ 449253789Srpaulo usb_error_t err; 450253789Srpaulo int ntries = 10; 451253789Srpaulo 452253789Srpaulo RSU_ASSERT_LOCKED(sc); 453253789Srpaulo 454253789Srpaulo while (ntries--) { 455253789Srpaulo err = usbd_do_request_flags(sc->sc_udev, &sc->sc_mtx, 456253789Srpaulo req, data, 0, NULL, 250 /* ms */); 457253789Srpaulo if (err == 0 || !device_is_attached(sc->sc_dev)) 458253789Srpaulo break; 459253789Srpaulo DPRINTFN(1, "Control request failed, %s (retrying)\n", 460253789Srpaulo usbd_errstr(err)); 461253789Srpaulo usb_pause_mtx(&sc->sc_mtx, hz / 100); 462253789Srpaulo } 463253789Srpaulo 464253789Srpaulo return (err); 465253789Srpaulo} 466253789Srpaulo 467253789Srpaulostatic struct ieee80211vap * 468253789Srpaulorsu_vap_create(struct ieee80211com *ic, const char name[IFNAMSIZ], int unit, 469253789Srpaulo enum ieee80211_opmode opmode, int flags, 470253789Srpaulo const uint8_t bssid[IEEE80211_ADDR_LEN], 471253789Srpaulo const uint8_t mac[IEEE80211_ADDR_LEN]) 472253789Srpaulo{ 473253789Srpaulo struct rsu_vap *uvp; 474253789Srpaulo struct ieee80211vap *vap; 475253789Srpaulo 476253789Srpaulo if (!TAILQ_EMPTY(&ic->ic_vaps)) /* only one at a time */ 477253789Srpaulo return (NULL); 478253789Srpaulo 479253789Srpaulo uvp = (struct rsu_vap *) malloc(sizeof(struct rsu_vap), 480253789Srpaulo M_80211_VAP, M_NOWAIT | M_ZERO); 481253789Srpaulo if (uvp == NULL) 482253789Srpaulo return (NULL); 483253789Srpaulo vap = &uvp->vap; 484253789Srpaulo 485257743Shselasky if (ieee80211_vap_setup(ic, vap, name, unit, opmode, 486257743Shselasky flags, bssid, mac) != 0) { 487257743Shselasky /* out of memory */ 488257743Shselasky free(uvp, M_80211_VAP); 489257743Shselasky return (NULL); 490257743Shselasky } 491257743Shselasky 492253789Srpaulo /* override state transition machine */ 493253789Srpaulo uvp->newstate = vap->iv_newstate; 494253789Srpaulo vap->iv_newstate = rsu_newstate; 495253789Srpaulo 496253789Srpaulo /* complete setup */ 497253789Srpaulo ieee80211_vap_attach(vap, ieee80211_media_change, 498253789Srpaulo ieee80211_media_status); 499253789Srpaulo ic->ic_opmode = opmode; 500253789Srpaulo 501253789Srpaulo return (vap); 502253789Srpaulo} 503253789Srpaulo 504253789Srpaulostatic void 505253789Srpaulorsu_vap_delete(struct ieee80211vap *vap) 506253789Srpaulo{ 507253789Srpaulo struct rsu_vap *uvp = RSU_VAP(vap); 508253789Srpaulo 509253789Srpaulo ieee80211_vap_detach(vap); 510253789Srpaulo free(uvp, M_80211_VAP); 511253789Srpaulo} 512253789Srpaulo 513253789Srpaulostatic void 514253789Srpaulorsu_scan_start(struct ieee80211com *ic) 515253789Srpaulo{ 516253789Srpaulo int error; 517253789Srpaulo struct ifnet *ifp = ic->ic_ifp; 518253789Srpaulo struct rsu_softc *sc = ifp->if_softc; 519253789Srpaulo 520253789Srpaulo /* Scanning is done by the firmware. */ 521253789Srpaulo RSU_LOCK(sc); 522253789Srpaulo error = rsu_site_survey(sc, TAILQ_FIRST(&ic->ic_vaps)); 523253789Srpaulo RSU_UNLOCK(sc); 524253789Srpaulo if (error != 0) 525253789Srpaulo device_printf(sc->sc_dev, 526253789Srpaulo "could not send site survey command\n"); 527253789Srpaulo} 528253789Srpaulo 529253789Srpaulostatic void 530253789Srpaulorsu_scan_end(struct ieee80211com *ic) 531253789Srpaulo{ 532253789Srpaulo /* Nothing to do here. */ 533253789Srpaulo} 534253789Srpaulo 535253789Srpaulostatic void 536253789Srpaulorsu_set_channel(struct ieee80211com *ic __unused) 537253789Srpaulo{ 538253789Srpaulo /* We are unable to switch channels, yet. */ 539253789Srpaulo} 540253789Srpaulo 541253789Srpaulostatic void 542253789Srpaulorsu_update_mcast(struct ifnet *ifp) 543253789Srpaulo{ 544253789Srpaulo /* XXX do nothing? */ 545253789Srpaulo} 546253789Srpaulo 547253789Srpaulostatic int 548253789Srpaulorsu_alloc_list(struct rsu_softc *sc, struct rsu_data data[], 549253789Srpaulo int ndata, int maxsz) 550253789Srpaulo{ 551253789Srpaulo int i, error; 552253789Srpaulo 553253789Srpaulo for (i = 0; i < ndata; i++) { 554253789Srpaulo struct rsu_data *dp = &data[i]; 555253789Srpaulo dp->sc = sc; 556253789Srpaulo dp->m = NULL; 557253789Srpaulo dp->buf = malloc(maxsz, M_USBDEV, M_NOWAIT); 558253789Srpaulo if (dp->buf == NULL) { 559253789Srpaulo device_printf(sc->sc_dev, 560253789Srpaulo "could not allocate buffer\n"); 561253789Srpaulo error = ENOMEM; 562253789Srpaulo goto fail; 563253789Srpaulo } 564253789Srpaulo dp->ni = NULL; 565253789Srpaulo } 566253789Srpaulo 567253789Srpaulo return (0); 568253789Srpaulofail: 569253789Srpaulo rsu_free_list(sc, data, ndata); 570253789Srpaulo return (error); 571253789Srpaulo} 572253789Srpaulo 573253789Srpaulostatic int 574253789Srpaulorsu_alloc_rx_list(struct rsu_softc *sc) 575253789Srpaulo{ 576253789Srpaulo int error, i; 577253789Srpaulo 578253789Srpaulo error = rsu_alloc_list(sc, sc->sc_rx, RSU_RX_LIST_COUNT, 579253789Srpaulo RSU_RXBUFSZ); 580253789Srpaulo if (error != 0) 581253789Srpaulo return (error); 582253789Srpaulo 583253789Srpaulo STAILQ_INIT(&sc->sc_rx_active); 584253789Srpaulo STAILQ_INIT(&sc->sc_rx_inactive); 585253789Srpaulo 586253789Srpaulo for (i = 0; i < RSU_RX_LIST_COUNT; i++) 587253789Srpaulo STAILQ_INSERT_HEAD(&sc->sc_rx_inactive, &sc->sc_rx[i], next); 588253789Srpaulo 589253789Srpaulo return (0); 590253789Srpaulo} 591253789Srpaulo 592253789Srpaulostatic int 593253789Srpaulorsu_alloc_tx_list(struct rsu_softc *sc) 594253789Srpaulo{ 595253789Srpaulo int error, i; 596253789Srpaulo 597253789Srpaulo error = rsu_alloc_list(sc, sc->sc_tx, RSU_TX_LIST_COUNT, 598253789Srpaulo RSU_TXBUFSZ); 599253789Srpaulo if (error != 0) 600253789Srpaulo return (error); 601253789Srpaulo 602253789Srpaulo STAILQ_INIT(&sc->sc_tx_active); 603253789Srpaulo STAILQ_INIT(&sc->sc_tx_inactive); 604253789Srpaulo STAILQ_INIT(&sc->sc_tx_pending); 605253789Srpaulo 606253789Srpaulo for (i = 0; i < RSU_TX_LIST_COUNT; i++) { 607253789Srpaulo STAILQ_INSERT_HEAD(&sc->sc_tx_inactive, &sc->sc_tx[i], next); 608253789Srpaulo } 609253789Srpaulo 610253789Srpaulo return (0); 611253789Srpaulo} 612253789Srpaulo 613253789Srpaulostatic void 614253789Srpaulorsu_free_tx_list(struct rsu_softc *sc) 615253789Srpaulo{ 616253789Srpaulo rsu_free_list(sc, sc->sc_tx, RSU_TX_LIST_COUNT); 617253789Srpaulo} 618253789Srpaulo 619253789Srpaulostatic void 620253789Srpaulorsu_free_rx_list(struct rsu_softc *sc) 621253789Srpaulo{ 622253789Srpaulo rsu_free_list(sc, sc->sc_rx, RSU_RX_LIST_COUNT); 623253789Srpaulo} 624253789Srpaulo 625253789Srpaulostatic void 626253789Srpaulorsu_free_list(struct rsu_softc *sc, struct rsu_data data[], int ndata) 627253789Srpaulo{ 628253789Srpaulo int i; 629253789Srpaulo 630253789Srpaulo for (i = 0; i < ndata; i++) { 631253789Srpaulo struct rsu_data *dp = &data[i]; 632253789Srpaulo 633253789Srpaulo if (dp->buf != NULL) { 634253789Srpaulo free(dp->buf, M_USBDEV); 635253789Srpaulo dp->buf = NULL; 636253789Srpaulo } 637253789Srpaulo if (dp->ni != NULL) { 638253789Srpaulo ieee80211_free_node(dp->ni); 639253789Srpaulo dp->ni = NULL; 640253789Srpaulo } 641253789Srpaulo } 642253789Srpaulo} 643253789Srpaulo 644253789Srpaulostatic struct rsu_data * 645253789Srpaulo_rsu_getbuf(struct rsu_softc *sc) 646253789Srpaulo{ 647253789Srpaulo struct rsu_data *bf; 648253789Srpaulo 649253789Srpaulo bf = STAILQ_FIRST(&sc->sc_tx_inactive); 650253789Srpaulo if (bf != NULL) 651253789Srpaulo STAILQ_REMOVE_HEAD(&sc->sc_tx_inactive, next); 652253789Srpaulo else 653253789Srpaulo bf = NULL; 654253789Srpaulo if (bf == NULL) 655253789Srpaulo DPRINTF("out of xmit buffers\n"); 656253789Srpaulo return (bf); 657253789Srpaulo} 658253789Srpaulo 659253789Srpaulostatic struct rsu_data * 660253789Srpaulorsu_getbuf(struct rsu_softc *sc) 661253789Srpaulo{ 662253789Srpaulo struct rsu_data *bf; 663253789Srpaulo 664253789Srpaulo RSU_ASSERT_LOCKED(sc); 665253789Srpaulo 666253789Srpaulo bf = _rsu_getbuf(sc); 667253789Srpaulo if (bf == NULL) { 668253789Srpaulo struct ifnet *ifp = sc->sc_ifp; 669253789Srpaulo DPRINTF("stop queue\n"); 670253789Srpaulo ifp->if_drv_flags |= IFF_DRV_OACTIVE; 671253789Srpaulo } 672253789Srpaulo return (bf); 673253789Srpaulo} 674253789Srpaulo 675253789Srpaulostatic int 676253789Srpaulorsu_write_region_1(struct rsu_softc *sc, uint16_t addr, uint8_t *buf, 677253789Srpaulo int len) 678253789Srpaulo{ 679253789Srpaulo usb_device_request_t req; 680253789Srpaulo 681253789Srpaulo req.bmRequestType = UT_WRITE_VENDOR_DEVICE; 682253789Srpaulo req.bRequest = R92S_REQ_REGS; 683253789Srpaulo USETW(req.wValue, addr); 684253789Srpaulo USETW(req.wIndex, 0); 685253789Srpaulo USETW(req.wLength, len); 686253789Srpaulo 687253789Srpaulo return (rsu_do_request(sc, &req, buf)); 688253789Srpaulo} 689253789Srpaulo 690253789Srpaulostatic void 691253789Srpaulorsu_write_1(struct rsu_softc *sc, uint16_t addr, uint8_t val) 692253789Srpaulo{ 693253789Srpaulo rsu_write_region_1(sc, addr, &val, 1); 694253789Srpaulo} 695253789Srpaulo 696253789Srpaulostatic void 697253789Srpaulorsu_write_2(struct rsu_softc *sc, uint16_t addr, uint16_t val) 698253789Srpaulo{ 699253789Srpaulo val = htole16(val); 700253789Srpaulo rsu_write_region_1(sc, addr, (uint8_t *)&val, 2); 701253789Srpaulo} 702253789Srpaulo 703253789Srpaulostatic void 704253789Srpaulorsu_write_4(struct rsu_softc *sc, uint16_t addr, uint32_t val) 705253789Srpaulo{ 706253789Srpaulo val = htole32(val); 707253789Srpaulo rsu_write_region_1(sc, addr, (uint8_t *)&val, 4); 708253789Srpaulo} 709253789Srpaulo 710253789Srpaulostatic int 711253789Srpaulorsu_read_region_1(struct rsu_softc *sc, uint16_t addr, uint8_t *buf, 712253789Srpaulo int len) 713253789Srpaulo{ 714253789Srpaulo usb_device_request_t req; 715253789Srpaulo 716253789Srpaulo req.bmRequestType = UT_READ_VENDOR_DEVICE; 717253789Srpaulo req.bRequest = R92S_REQ_REGS; 718253789Srpaulo USETW(req.wValue, addr); 719253789Srpaulo USETW(req.wIndex, 0); 720253789Srpaulo USETW(req.wLength, len); 721253789Srpaulo 722253789Srpaulo return (rsu_do_request(sc, &req, buf)); 723253789Srpaulo} 724253789Srpaulo 725253789Srpaulostatic uint8_t 726253789Srpaulorsu_read_1(struct rsu_softc *sc, uint16_t addr) 727253789Srpaulo{ 728253789Srpaulo uint8_t val; 729253789Srpaulo 730253789Srpaulo if (rsu_read_region_1(sc, addr, &val, 1) != 0) 731253789Srpaulo return (0xff); 732253789Srpaulo return (val); 733253789Srpaulo} 734253789Srpaulo 735253789Srpaulostatic uint16_t 736253789Srpaulorsu_read_2(struct rsu_softc *sc, uint16_t addr) 737253789Srpaulo{ 738253789Srpaulo uint16_t val; 739253789Srpaulo 740253789Srpaulo if (rsu_read_region_1(sc, addr, (uint8_t *)&val, 2) != 0) 741253789Srpaulo return (0xffff); 742253789Srpaulo return (le16toh(val)); 743253789Srpaulo} 744253789Srpaulo 745253789Srpaulostatic uint32_t 746253789Srpaulorsu_read_4(struct rsu_softc *sc, uint16_t addr) 747253789Srpaulo{ 748253789Srpaulo uint32_t val; 749253789Srpaulo 750253789Srpaulo if (rsu_read_region_1(sc, addr, (uint8_t *)&val, 4) != 0) 751253789Srpaulo return (0xffffffff); 752253789Srpaulo return (le32toh(val)); 753253789Srpaulo} 754253789Srpaulo 755253789Srpaulostatic int 756253789Srpaulorsu_fw_iocmd(struct rsu_softc *sc, uint32_t iocmd) 757253789Srpaulo{ 758253789Srpaulo int ntries; 759253789Srpaulo 760253789Srpaulo rsu_write_4(sc, R92S_IOCMD_CTRL, iocmd); 761253789Srpaulo DELAY(100); 762253789Srpaulo for (ntries = 0; ntries < 50; ntries++) { 763253789Srpaulo if (rsu_read_4(sc, R92S_IOCMD_CTRL) == 0) 764253789Srpaulo return (0); 765253789Srpaulo DELAY(10); 766253789Srpaulo } 767253789Srpaulo return (ETIMEDOUT); 768253789Srpaulo} 769253789Srpaulo 770253789Srpaulostatic uint8_t 771253789Srpaulorsu_efuse_read_1(struct rsu_softc *sc, uint16_t addr) 772253789Srpaulo{ 773253789Srpaulo uint32_t reg; 774253789Srpaulo int ntries; 775253789Srpaulo 776253789Srpaulo reg = rsu_read_4(sc, R92S_EFUSE_CTRL); 777253789Srpaulo reg = RW(reg, R92S_EFUSE_CTRL_ADDR, addr); 778253789Srpaulo reg &= ~R92S_EFUSE_CTRL_VALID; 779253789Srpaulo rsu_write_4(sc, R92S_EFUSE_CTRL, reg); 780253789Srpaulo /* Wait for read operation to complete. */ 781253789Srpaulo for (ntries = 0; ntries < 100; ntries++) { 782253789Srpaulo reg = rsu_read_4(sc, R92S_EFUSE_CTRL); 783253789Srpaulo if (reg & R92S_EFUSE_CTRL_VALID) 784253789Srpaulo return (MS(reg, R92S_EFUSE_CTRL_DATA)); 785253789Srpaulo DELAY(5); 786253789Srpaulo } 787253789Srpaulo device_printf(sc->sc_dev, 788253789Srpaulo "could not read efuse byte at address 0x%x\n", addr); 789253789Srpaulo return (0xff); 790253789Srpaulo} 791253789Srpaulo 792253789Srpaulostatic int 793253789Srpaulorsu_read_rom(struct rsu_softc *sc) 794253789Srpaulo{ 795253789Srpaulo uint8_t *rom = sc->rom; 796253789Srpaulo uint16_t addr = 0; 797253789Srpaulo uint32_t reg; 798253789Srpaulo uint8_t off, msk; 799253789Srpaulo int i; 800253789Srpaulo 801253789Srpaulo /* Make sure that ROM type is eFuse and that autoload succeeded. */ 802253789Srpaulo reg = rsu_read_1(sc, R92S_EE_9346CR); 803253789Srpaulo if ((reg & (R92S_9356SEL | R92S_EEPROM_EN)) != R92S_EEPROM_EN) 804253789Srpaulo return (EIO); 805253789Srpaulo 806253789Srpaulo /* Turn on 2.5V to prevent eFuse leakage. */ 807253789Srpaulo reg = rsu_read_1(sc, R92S_EFUSE_TEST + 3); 808253789Srpaulo rsu_write_1(sc, R92S_EFUSE_TEST + 3, reg | 0x80); 809253789Srpaulo DELAY(1000); 810253789Srpaulo rsu_write_1(sc, R92S_EFUSE_TEST + 3, reg & ~0x80); 811253789Srpaulo 812253789Srpaulo /* Read full ROM image. */ 813253789Srpaulo memset(&sc->rom, 0xff, sizeof(sc->rom)); 814253789Srpaulo while (addr < 512) { 815253789Srpaulo reg = rsu_efuse_read_1(sc, addr); 816253789Srpaulo if (reg == 0xff) 817253789Srpaulo break; 818253789Srpaulo addr++; 819253789Srpaulo off = reg >> 4; 820253789Srpaulo msk = reg & 0xf; 821253789Srpaulo for (i = 0; i < 4; i++) { 822253789Srpaulo if (msk & (1 << i)) 823253789Srpaulo continue; 824253789Srpaulo rom[off * 8 + i * 2 + 0] = 825253789Srpaulo rsu_efuse_read_1(sc, addr); 826253789Srpaulo addr++; 827253789Srpaulo rom[off * 8 + i * 2 + 1] = 828253789Srpaulo rsu_efuse_read_1(sc, addr); 829253789Srpaulo addr++; 830253789Srpaulo } 831253789Srpaulo } 832253789Srpaulo#ifdef USB_DEBUG 833253789Srpaulo if (rsu_debug >= 5) { 834253789Srpaulo /* Dump ROM content. */ 835253789Srpaulo printf("\n"); 836253789Srpaulo for (i = 0; i < sizeof(sc->rom); i++) 837253789Srpaulo printf("%02x:", rom[i]); 838253789Srpaulo printf("\n"); 839253789Srpaulo } 840253789Srpaulo#endif 841253789Srpaulo return (0); 842253789Srpaulo} 843253789Srpaulo 844253789Srpaulostatic int 845253789Srpaulorsu_fw_cmd(struct rsu_softc *sc, uint8_t code, void *buf, int len) 846253789Srpaulo{ 847253789Srpaulo struct rsu_data *data; 848253789Srpaulo struct r92s_tx_desc *txd; 849253789Srpaulo struct r92s_fw_cmd_hdr *cmd; 850253789Srpaulo int cmdsz, xferlen; 851253789Srpaulo 852253789Srpaulo data = rsu_getbuf(sc); 853253789Srpaulo if (data == NULL) 854253789Srpaulo return (ENOMEM); 855253789Srpaulo 856253789Srpaulo /* Round-up command length to a multiple of 8 bytes. */ 857253789Srpaulo cmdsz = (len + 7) & ~7; 858253789Srpaulo 859253789Srpaulo xferlen = sizeof(*txd) + sizeof(*cmd) + cmdsz; 860253789Srpaulo KASSERT(xferlen <= RSU_TXBUFSZ, ("%s: invalid length", __func__)); 861253789Srpaulo memset(data->buf, 0, xferlen); 862253789Srpaulo 863253789Srpaulo /* Setup Tx descriptor. */ 864253789Srpaulo txd = (struct r92s_tx_desc *)data->buf; 865253789Srpaulo txd->txdw0 = htole32( 866253789Srpaulo SM(R92S_TXDW0_OFFSET, sizeof(*txd)) | 867253789Srpaulo SM(R92S_TXDW0_PKTLEN, sizeof(*cmd) + cmdsz) | 868253789Srpaulo R92S_TXDW0_OWN | R92S_TXDW0_FSG | R92S_TXDW0_LSG); 869253789Srpaulo txd->txdw1 = htole32(SM(R92S_TXDW1_QSEL, R92S_TXDW1_QSEL_H2C)); 870253789Srpaulo 871253789Srpaulo /* Setup command header. */ 872253789Srpaulo cmd = (struct r92s_fw_cmd_hdr *)&txd[1]; 873253789Srpaulo cmd->len = htole16(cmdsz); 874253789Srpaulo cmd->code = code; 875253789Srpaulo cmd->seq = sc->cmd_seq; 876253789Srpaulo sc->cmd_seq = (sc->cmd_seq + 1) & 0x7f; 877253789Srpaulo 878253789Srpaulo /* Copy command payload. */ 879253789Srpaulo memcpy(&cmd[1], buf, len); 880253789Srpaulo 881253789Srpaulo DPRINTFN(2, "Tx cmd code=0x%x len=0x%x\n", code, cmdsz); 882253789Srpaulo data->buflen = xferlen; 883253789Srpaulo STAILQ_INSERT_TAIL(&sc->sc_tx_pending, data, next); 884253789Srpaulo usbd_transfer_start(sc->sc_xfer[RSU_BULK_TX_VO]); 885253789Srpaulo 886253789Srpaulo return (0); 887253789Srpaulo} 888253789Srpaulo 889253789Srpaulo/* ARGSUSED */ 890253789Srpaulostatic void 891253789Srpaulorsu_calib_task(void *arg, int pending __unused) 892253789Srpaulo{ 893253789Srpaulo struct rsu_softc *sc = arg; 894253789Srpaulo uint32_t reg; 895253789Srpaulo 896253789Srpaulo DPRINTFN(6, "running calibration task\n"); 897253789Srpaulo RSU_LOCK(sc); 898253789Srpaulo#ifdef notyet 899253789Srpaulo /* Read WPS PBC status. */ 900253789Srpaulo rsu_write_1(sc, R92S_MAC_PINMUX_CTRL, 901253789Srpaulo R92S_GPIOMUX_EN | SM(R92S_GPIOSEL_GPIO, R92S_GPIOSEL_GPIO_JTAG)); 902253789Srpaulo rsu_write_1(sc, R92S_GPIO_IO_SEL, 903253789Srpaulo rsu_read_1(sc, R92S_GPIO_IO_SEL) & ~R92S_GPIO_WPS); 904253789Srpaulo reg = rsu_read_1(sc, R92S_GPIO_CTRL); 905253789Srpaulo if (reg != 0xff && (reg & R92S_GPIO_WPS)) 906253789Srpaulo DPRINTF(("WPS PBC is pushed\n")); 907253789Srpaulo#endif 908253789Srpaulo /* Read current signal level. */ 909253789Srpaulo if (rsu_fw_iocmd(sc, 0xf4000001) == 0) { 910253789Srpaulo reg = rsu_read_4(sc, R92S_IOCMD_DATA); 911253789Srpaulo DPRINTFN(8, "RSSI=%d%%\n", reg >> 4); 912253789Srpaulo } 913253789Srpaulo if (sc->sc_calibrating) { 914253789Srpaulo RSU_UNLOCK(sc); 915253789Srpaulo taskqueue_enqueue_timeout(taskqueue_thread, &sc->calib_task, 916253789Srpaulo hz * 2); 917253789Srpaulo } else 918253789Srpaulo RSU_UNLOCK(sc); 919253789Srpaulo} 920253789Srpaulo 921253789Srpaulostatic int 922253789Srpaulorsu_newstate(struct ieee80211vap *vap, enum ieee80211_state nstate, int arg) 923253789Srpaulo{ 924253789Srpaulo struct rsu_vap *uvp = RSU_VAP(vap); 925253789Srpaulo struct ieee80211com *ic = vap->iv_ic; 926253789Srpaulo struct rsu_softc *sc = ic->ic_ifp->if_softc; 927253789Srpaulo struct ieee80211_node *ni; 928253789Srpaulo struct ieee80211_rateset *rs; 929253789Srpaulo enum ieee80211_state ostate; 930253789Srpaulo int error, startcal = 0; 931253789Srpaulo 932253789Srpaulo ostate = vap->iv_state; 933253789Srpaulo DPRINTF("%s -> %s\n", ieee80211_state_name[ostate], 934253789Srpaulo ieee80211_state_name[nstate]); 935253789Srpaulo 936253789Srpaulo IEEE80211_UNLOCK(ic); 937253789Srpaulo if (ostate == IEEE80211_S_RUN) { 938253789Srpaulo RSU_LOCK(sc); 939253789Srpaulo /* Stop calibration. */ 940253789Srpaulo sc->sc_calibrating = 0; 941253789Srpaulo RSU_UNLOCK(sc); 942253789Srpaulo taskqueue_drain_timeout(taskqueue_thread, &sc->calib_task); 943253789Srpaulo /* Disassociate from our current BSS. */ 944253789Srpaulo RSU_LOCK(sc); 945253789Srpaulo rsu_disconnect(sc); 946253789Srpaulo } else 947253789Srpaulo RSU_LOCK(sc); 948253789Srpaulo switch (nstate) { 949253789Srpaulo case IEEE80211_S_INIT: 950253789Srpaulo break; 951253789Srpaulo case IEEE80211_S_AUTH: 952253789Srpaulo ni = ieee80211_ref_node(vap->iv_bss); 953253789Srpaulo error = rsu_join_bss(sc, ni); 954253789Srpaulo ieee80211_free_node(ni); 955253789Srpaulo if (error != 0) { 956253789Srpaulo device_printf(sc->sc_dev, 957253789Srpaulo "could not send join command\n"); 958253789Srpaulo } 959253789Srpaulo break; 960253789Srpaulo case IEEE80211_S_RUN: 961253789Srpaulo ni = ieee80211_ref_node(vap->iv_bss); 962253789Srpaulo rs = &ni->ni_rates; 963253789Srpaulo /* Indicate highest supported rate. */ 964253789Srpaulo ni->ni_txrate = rs->rs_rates[rs->rs_nrates - 1]; 965253789Srpaulo ieee80211_free_node(ni); 966253789Srpaulo startcal = 1; 967253789Srpaulo break; 968253789Srpaulo default: 969253789Srpaulo break; 970253789Srpaulo } 971253789Srpaulo sc->sc_calibrating = 1; 972253789Srpaulo RSU_UNLOCK(sc); 973253789Srpaulo IEEE80211_LOCK(ic); 974253789Srpaulo /* Start periodic calibration. */ 975253789Srpaulo taskqueue_enqueue_timeout(taskqueue_thread, &sc->calib_task, hz * 2); 976253789Srpaulo 977253789Srpaulo return (uvp->newstate(vap, nstate, arg)); 978253789Srpaulo} 979253789Srpaulo 980253789Srpaulo#ifdef notyet 981253789Srpaulostatic void 982253789Srpaulorsu_set_key(struct rsu_softc *sc, const struct ieee80211_key *k) 983253789Srpaulo{ 984253789Srpaulo struct r92s_fw_cmd_set_key key; 985253789Srpaulo 986253789Srpaulo memset(&key, 0, sizeof(key)); 987253789Srpaulo /* Map net80211 cipher to HW crypto algorithm. */ 988253789Srpaulo switch (k->wk_cipher->ic_cipher) { 989253789Srpaulo case IEEE80211_CIPHER_WEP: 990253789Srpaulo if (k->wk_keylen < 8) 991253789Srpaulo key.algo = R92S_KEY_ALGO_WEP40; 992253789Srpaulo else 993253789Srpaulo key.algo = R92S_KEY_ALGO_WEP104; 994253789Srpaulo break; 995253789Srpaulo case IEEE80211_CIPHER_TKIP: 996253789Srpaulo key.algo = R92S_KEY_ALGO_TKIP; 997253789Srpaulo break; 998253789Srpaulo case IEEE80211_CIPHER_AES_CCM: 999253789Srpaulo key.algo = R92S_KEY_ALGO_AES; 1000253789Srpaulo break; 1001253789Srpaulo default: 1002253789Srpaulo return; 1003253789Srpaulo } 1004253789Srpaulo key.id = k->wk_keyix; 1005253789Srpaulo key.grpkey = (k->wk_flags & IEEE80211_KEY_GROUP) != 0; 1006253789Srpaulo memcpy(key.key, k->wk_key, MIN(k->wk_keylen, sizeof(key.key))); 1007253789Srpaulo (void)rsu_fw_cmd(sc, R92S_CMD_SET_KEY, &key, sizeof(key)); 1008253789Srpaulo} 1009253789Srpaulo 1010253789Srpaulostatic void 1011253789Srpaulorsu_delete_key(struct rsu_softc *sc, const struct ieee80211_key *k) 1012253789Srpaulo{ 1013253789Srpaulo struct r92s_fw_cmd_set_key key; 1014253789Srpaulo 1015253789Srpaulo memset(&key, 0, sizeof(key)); 1016253789Srpaulo key.id = k->wk_keyix; 1017253789Srpaulo (void)rsu_fw_cmd(sc, R92S_CMD_SET_KEY, &key, sizeof(key)); 1018253789Srpaulo} 1019253789Srpaulo#endif 1020253789Srpaulo 1021253789Srpaulostatic int 1022253789Srpaulorsu_site_survey(struct rsu_softc *sc, struct ieee80211vap *vap) 1023253789Srpaulo{ 1024253789Srpaulo struct r92s_fw_cmd_sitesurvey cmd; 1025253789Srpaulo struct ifnet *ifp = sc->sc_ifp; 1026253789Srpaulo struct ieee80211com *ic = ifp->if_l2com; 1027253789Srpaulo 1028253789Srpaulo memset(&cmd, 0, sizeof(cmd)); 1029253789Srpaulo if ((ic->ic_flags & IEEE80211_F_ASCAN) || sc->scan_pass == 1) 1030253789Srpaulo cmd.active = htole32(1); 1031253789Srpaulo cmd.limit = htole32(48); 1032253789Srpaulo if (sc->scan_pass == 1 && vap->iv_des_nssid > 0) { 1033253789Srpaulo /* Do a directed scan for second pass. */ 1034253789Srpaulo cmd.ssidlen = htole32(vap->iv_des_ssid[0].len); 1035253789Srpaulo memcpy(cmd.ssid, vap->iv_des_ssid[0].ssid, 1036253789Srpaulo vap->iv_des_ssid[0].len); 1037253789Srpaulo 1038253789Srpaulo } 1039253789Srpaulo DPRINTF("sending site survey command, pass=%d\n", sc->scan_pass); 1040253789Srpaulo return (rsu_fw_cmd(sc, R92S_CMD_SITE_SURVEY, &cmd, sizeof(cmd))); 1041253789Srpaulo} 1042253789Srpaulo 1043253789Srpaulostatic int 1044253789Srpaulorsu_join_bss(struct rsu_softc *sc, struct ieee80211_node *ni) 1045253789Srpaulo{ 1046253789Srpaulo struct ifnet *ifp = sc->sc_ifp; 1047253789Srpaulo struct ieee80211com *ic = ifp->if_l2com; 1048253789Srpaulo struct ieee80211vap *vap = ni->ni_vap; 1049253789Srpaulo struct ndis_wlan_bssid_ex *bss; 1050253789Srpaulo struct ndis_802_11_fixed_ies *fixed; 1051253789Srpaulo struct r92s_fw_cmd_auth auth; 1052253789Srpaulo uint8_t buf[sizeof(*bss) + 128], *frm; 1053253789Srpaulo uint8_t opmode; 1054253789Srpaulo int error; 1055253789Srpaulo 1056253789Srpaulo /* Let the FW decide the opmode based on the capinfo field. */ 1057253789Srpaulo opmode = NDIS802_11AUTOUNKNOWN; 1058253789Srpaulo DPRINTF("setting operating mode to %d\n", opmode); 1059253789Srpaulo error = rsu_fw_cmd(sc, R92S_CMD_SET_OPMODE, &opmode, sizeof(opmode)); 1060253789Srpaulo if (error != 0) 1061253789Srpaulo return (error); 1062253789Srpaulo 1063253789Srpaulo memset(&auth, 0, sizeof(auth)); 1064253789Srpaulo if (vap->iv_flags & IEEE80211_F_WPA) { 1065253789Srpaulo auth.mode = R92S_AUTHMODE_WPA; 1066253789Srpaulo auth.dot1x = ni->ni_authmode == IEEE80211_AUTH_8021X; 1067253789Srpaulo } else 1068253789Srpaulo auth.mode = R92S_AUTHMODE_OPEN; 1069253789Srpaulo DPRINTF("setting auth mode to %d\n", auth.mode); 1070253789Srpaulo error = rsu_fw_cmd(sc, R92S_CMD_SET_AUTH, &auth, sizeof(auth)); 1071253789Srpaulo if (error != 0) 1072253789Srpaulo return (error); 1073253789Srpaulo 1074253789Srpaulo memset(buf, 0, sizeof(buf)); 1075253789Srpaulo bss = (struct ndis_wlan_bssid_ex *)buf; 1076253789Srpaulo IEEE80211_ADDR_COPY(bss->macaddr, ni->ni_bssid); 1077253789Srpaulo bss->ssid.ssidlen = htole32(ni->ni_esslen); 1078253789Srpaulo memcpy(bss->ssid.ssid, ni->ni_essid, ni->ni_esslen); 1079253789Srpaulo if (vap->iv_flags & (IEEE80211_F_PRIVACY | IEEE80211_F_WPA)) 1080253789Srpaulo bss->privacy = htole32(1); 1081253789Srpaulo bss->rssi = htole32(ni->ni_avgrssi); 1082253789Srpaulo if (ic->ic_curmode == IEEE80211_MODE_11B) 1083253789Srpaulo bss->networktype = htole32(NDIS802_11DS); 1084253789Srpaulo else 1085253789Srpaulo bss->networktype = htole32(NDIS802_11OFDM24); 1086253789Srpaulo bss->config.len = htole32(sizeof(bss->config)); 1087253789Srpaulo bss->config.bintval = htole32(ni->ni_intval); 1088253789Srpaulo bss->config.dsconfig = htole32(ieee80211_chan2ieee(ic, ni->ni_chan)); 1089253789Srpaulo bss->inframode = htole32(NDIS802_11INFRASTRUCTURE); 1090253789Srpaulo memcpy(bss->supprates, ni->ni_rates.rs_rates, 1091253789Srpaulo ni->ni_rates.rs_nrates); 1092253789Srpaulo /* Write the fixed fields of the beacon frame. */ 1093253789Srpaulo fixed = (struct ndis_802_11_fixed_ies *)&bss[1]; 1094253789Srpaulo memcpy(&fixed->tstamp, ni->ni_tstamp.data, 8); 1095253789Srpaulo fixed->bintval = htole16(ni->ni_intval); 1096253789Srpaulo fixed->capabilities = htole16(ni->ni_capinfo); 1097253789Srpaulo /* Write IEs to be included in the association request. */ 1098253789Srpaulo frm = (uint8_t *)&fixed[1]; 1099253789Srpaulo frm = ieee80211_add_rsn(frm, vap); 1100253789Srpaulo frm = ieee80211_add_wpa(frm, vap); 1101253789Srpaulo frm = ieee80211_add_qos(frm, ni); 1102253789Srpaulo if (ni->ni_flags & IEEE80211_NODE_HT) 1103253789Srpaulo frm = ieee80211_add_htcap(frm, ni); 1104253789Srpaulo bss->ieslen = htole32(frm - (uint8_t *)fixed); 1105253789Srpaulo bss->len = htole32(((frm - buf) + 3) & ~3); 1106253789Srpaulo DPRINTF("sending join bss command to %s chan %d\n", 1107253789Srpaulo ether_sprintf(bss->macaddr), le32toh(bss->config.dsconfig)); 1108253789Srpaulo return (rsu_fw_cmd(sc, R92S_CMD_JOIN_BSS, buf, sizeof(buf))); 1109253789Srpaulo} 1110253789Srpaulo 1111253789Srpaulostatic int 1112253789Srpaulorsu_disconnect(struct rsu_softc *sc) 1113253789Srpaulo{ 1114253789Srpaulo uint32_t zero = 0; /* :-) */ 1115253789Srpaulo 1116253789Srpaulo /* Disassociate from our current BSS. */ 1117253789Srpaulo DPRINTF("sending disconnect command\n"); 1118253789Srpaulo return (rsu_fw_cmd(sc, R92S_CMD_DISCONNECT, &zero, sizeof(zero))); 1119253789Srpaulo} 1120253789Srpaulo 1121253789Srpaulostatic void 1122253789Srpaulorsu_event_survey(struct rsu_softc *sc, uint8_t *buf, int len) 1123253789Srpaulo{ 1124253789Srpaulo struct ifnet *ifp = sc->sc_ifp; 1125253789Srpaulo struct ieee80211com *ic = ifp->if_l2com; 1126253789Srpaulo struct ieee80211_frame *wh; 1127253789Srpaulo struct ieee80211_channel *c; 1128253789Srpaulo struct ndis_wlan_bssid_ex *bss; 1129253789Srpaulo struct mbuf *m; 1130253789Srpaulo int pktlen; 1131253789Srpaulo 1132253789Srpaulo if (__predict_false(len < sizeof(*bss))) 1133253789Srpaulo return; 1134253789Srpaulo bss = (struct ndis_wlan_bssid_ex *)buf; 1135253789Srpaulo if (__predict_false(len < sizeof(*bss) + le32toh(bss->ieslen))) 1136253789Srpaulo return; 1137253789Srpaulo 1138253789Srpaulo DPRINTFN(2, "found BSS %s: len=%d chan=%d inframode=%d " 1139253789Srpaulo "networktype=%d privacy=%d\n", 1140253789Srpaulo ether_sprintf(bss->macaddr), le32toh(bss->len), 1141253789Srpaulo le32toh(bss->config.dsconfig), le32toh(bss->inframode), 1142253789Srpaulo le32toh(bss->networktype), le32toh(bss->privacy)); 1143253789Srpaulo 1144253789Srpaulo /* Build a fake beacon frame to let net80211 do all the parsing. */ 1145253789Srpaulo pktlen = sizeof(*wh) + le32toh(bss->ieslen); 1146253789Srpaulo if (__predict_false(pktlen > MCLBYTES)) 1147253789Srpaulo return; 1148253789Srpaulo MGETHDR(m, M_DONTWAIT, MT_DATA); 1149253789Srpaulo if (__predict_false(m == NULL)) 1150253789Srpaulo return; 1151253789Srpaulo if (pktlen > MHLEN) { 1152253789Srpaulo MCLGET(m, M_DONTWAIT); 1153253789Srpaulo if (!(m->m_flags & M_EXT)) { 1154253789Srpaulo m_free(m); 1155253789Srpaulo return; 1156253789Srpaulo } 1157253789Srpaulo } 1158253789Srpaulo wh = mtod(m, struct ieee80211_frame *); 1159253789Srpaulo wh->i_fc[0] = IEEE80211_FC0_VERSION_0 | IEEE80211_FC0_TYPE_MGT | 1160253789Srpaulo IEEE80211_FC0_SUBTYPE_BEACON; 1161253789Srpaulo wh->i_fc[1] = IEEE80211_FC1_DIR_NODS; 1162258919Shselasky USETW(wh->i_dur, 0); 1163253789Srpaulo IEEE80211_ADDR_COPY(wh->i_addr1, ifp->if_broadcastaddr); 1164253789Srpaulo IEEE80211_ADDR_COPY(wh->i_addr2, bss->macaddr); 1165253789Srpaulo IEEE80211_ADDR_COPY(wh->i_addr3, bss->macaddr); 1166253789Srpaulo *(uint16_t *)wh->i_seq = 0; 1167253789Srpaulo memcpy(&wh[1], (uint8_t *)&bss[1], le32toh(bss->ieslen)); 1168253789Srpaulo 1169253789Srpaulo /* Finalize mbuf. */ 1170253789Srpaulo m->m_pkthdr.len = m->m_len = pktlen; 1171253789Srpaulo m->m_pkthdr.rcvif = ifp; 1172253789Srpaulo /* Fix the channel. */ 1173253789Srpaulo c = ieee80211_find_channel_byieee(ic, 1174253789Srpaulo le32toh(bss->config.dsconfig), 1175253789Srpaulo IEEE80211_CHAN_G); 1176253789Srpaulo if (c) { 1177253789Srpaulo ic->ic_curchan = c; 1178253789Srpaulo ieee80211_radiotap_chan_change(ic); 1179253789Srpaulo } 1180253789Srpaulo /* XXX avoid a LOR */ 1181253789Srpaulo RSU_UNLOCK(sc); 1182253789Srpaulo ieee80211_input_all(ic, m, le32toh(bss->rssi), 0); 1183253789Srpaulo RSU_LOCK(sc); 1184253789Srpaulo} 1185253789Srpaulo 1186253789Srpaulostatic void 1187253789Srpaulorsu_event_join_bss(struct rsu_softc *sc, uint8_t *buf, int len) 1188253789Srpaulo{ 1189253789Srpaulo struct ifnet *ifp = sc->sc_ifp; 1190253789Srpaulo struct ieee80211com *ic = ifp->if_l2com; 1191253789Srpaulo struct ieee80211vap *vap = TAILQ_FIRST(&ic->ic_vaps); 1192253789Srpaulo struct ieee80211_node *ni = vap->iv_bss; 1193253789Srpaulo struct r92s_event_join_bss *rsp; 1194253789Srpaulo int res; 1195253789Srpaulo 1196253789Srpaulo if (__predict_false(len < sizeof(*rsp))) 1197253789Srpaulo return; 1198253789Srpaulo rsp = (struct r92s_event_join_bss *)buf; 1199253789Srpaulo res = (int)le32toh(rsp->join_res); 1200253789Srpaulo 1201253789Srpaulo DPRINTF("Rx join BSS event len=%d res=%d\n", len, res); 1202253789Srpaulo if (res <= 0) { 1203253789Srpaulo RSU_UNLOCK(sc); 1204253789Srpaulo ieee80211_new_state(vap, IEEE80211_S_SCAN, -1); 1205253789Srpaulo RSU_LOCK(sc); 1206253789Srpaulo return; 1207253789Srpaulo } 1208253789Srpaulo DPRINTF("associated with %s associd=%d\n", 1209253789Srpaulo ether_sprintf(rsp->bss.macaddr), le32toh(rsp->associd)); 1210253789Srpaulo ni->ni_associd = le32toh(rsp->associd) | 0xc000; 1211253789Srpaulo RSU_UNLOCK(sc); 1212253789Srpaulo ieee80211_new_state(vap, IEEE80211_S_RUN, 1213253789Srpaulo IEEE80211_FC0_SUBTYPE_ASSOC_RESP); 1214253789Srpaulo RSU_LOCK(sc); 1215253789Srpaulo} 1216253789Srpaulo 1217253789Srpaulostatic void 1218253789Srpaulorsu_rx_event(struct rsu_softc *sc, uint8_t code, uint8_t *buf, int len) 1219253789Srpaulo{ 1220253789Srpaulo struct ifnet *ifp = sc->sc_ifp; 1221253789Srpaulo struct ieee80211com *ic = ifp->if_l2com; 1222253789Srpaulo struct ieee80211vap *vap = TAILQ_FIRST(&ic->ic_vaps); 1223253789Srpaulo 1224253789Srpaulo DPRINTFN(4, "Rx event code=%d len=%d\n", code, len); 1225253789Srpaulo switch (code) { 1226253789Srpaulo case R92S_EVT_SURVEY: 1227253789Srpaulo if (vap->iv_state == IEEE80211_S_SCAN) 1228253789Srpaulo rsu_event_survey(sc, buf, len); 1229253789Srpaulo break; 1230253789Srpaulo case R92S_EVT_SURVEY_DONE: 1231253789Srpaulo DPRINTF("site survey pass %d done, found %d BSS\n", 1232253789Srpaulo sc->scan_pass, le32toh(*(uint32_t *)buf)); 1233253789Srpaulo if (vap->iv_state != IEEE80211_S_SCAN) 1234253789Srpaulo break; /* Ignore if not scanning. */ 1235253789Srpaulo if (sc->scan_pass == 0 && vap->iv_des_nssid != 0) { 1236253789Srpaulo /* Schedule a directed scan for hidden APs. */ 1237253789Srpaulo sc->scan_pass = 1; 1238253789Srpaulo RSU_UNLOCK(sc); 1239253789Srpaulo ieee80211_new_state(vap, IEEE80211_S_SCAN, -1); 1240253789Srpaulo RSU_LOCK(sc); 1241253789Srpaulo break; 1242253789Srpaulo } 1243253789Srpaulo sc->scan_pass = 0; 1244253789Srpaulo break; 1245253789Srpaulo case R92S_EVT_JOIN_BSS: 1246253789Srpaulo if (vap->iv_state == IEEE80211_S_AUTH) 1247253789Srpaulo rsu_event_join_bss(sc, buf, len); 1248253789Srpaulo break; 1249253789Srpaulo case R92S_EVT_DEL_STA: 1250253789Srpaulo DPRINTF("disassociated from %s\n", ether_sprintf(buf)); 1251253789Srpaulo if (vap->iv_state == IEEE80211_S_RUN && 1252253789Srpaulo IEEE80211_ADDR_EQ(vap->iv_bss->ni_bssid, buf)) { 1253253789Srpaulo RSU_UNLOCK(sc); 1254253789Srpaulo ieee80211_new_state(vap, IEEE80211_S_SCAN, -1); 1255253789Srpaulo RSU_LOCK(sc); 1256253789Srpaulo } 1257253789Srpaulo break; 1258253789Srpaulo case R92S_EVT_WPS_PBC: 1259253789Srpaulo DPRINTF("WPS PBC pushed.\n"); 1260253789Srpaulo break; 1261253789Srpaulo case R92S_EVT_FWDBG: 1262253789Srpaulo if (ifp->if_flags & IFF_DEBUG) { 1263253789Srpaulo buf[60] = '\0'; 1264253789Srpaulo printf("FWDBG: %s\n", (char *)buf); 1265253789Srpaulo } 1266253789Srpaulo break; 1267253789Srpaulo } 1268253789Srpaulo} 1269253789Srpaulo 1270253789Srpaulostatic void 1271253789Srpaulorsu_rx_multi_event(struct rsu_softc *sc, uint8_t *buf, int len) 1272253789Srpaulo{ 1273253789Srpaulo struct r92s_fw_cmd_hdr *cmd; 1274253789Srpaulo int cmdsz; 1275253789Srpaulo 1276253789Srpaulo DPRINTFN(6, "Rx events len=%d\n", len); 1277253789Srpaulo 1278253789Srpaulo /* Skip Rx status. */ 1279253789Srpaulo buf += sizeof(struct r92s_rx_stat); 1280253789Srpaulo len -= sizeof(struct r92s_rx_stat); 1281253789Srpaulo 1282253789Srpaulo /* Process all events. */ 1283253789Srpaulo for (;;) { 1284253789Srpaulo /* Check that command header fits. */ 1285253789Srpaulo if (__predict_false(len < sizeof(*cmd))) 1286253789Srpaulo break; 1287253789Srpaulo cmd = (struct r92s_fw_cmd_hdr *)buf; 1288253789Srpaulo /* Check that command payload fits. */ 1289253789Srpaulo cmdsz = le16toh(cmd->len); 1290253789Srpaulo if (__predict_false(len < sizeof(*cmd) + cmdsz)) 1291253789Srpaulo break; 1292253789Srpaulo 1293253789Srpaulo /* Process firmware event. */ 1294253789Srpaulo rsu_rx_event(sc, cmd->code, (uint8_t *)&cmd[1], cmdsz); 1295253789Srpaulo 1296253789Srpaulo if (!(cmd->seq & R92S_FW_CMD_MORE)) 1297253789Srpaulo break; 1298253789Srpaulo buf += sizeof(*cmd) + cmdsz; 1299253789Srpaulo len -= sizeof(*cmd) + cmdsz; 1300253789Srpaulo } 1301253789Srpaulo} 1302253789Srpaulo 1303253789Srpaulostatic int8_t 1304253789Srpaulorsu_get_rssi(struct rsu_softc *sc, int rate, void *physt) 1305253789Srpaulo{ 1306253789Srpaulo static const int8_t cckoff[] = { 14, -2, -20, -40 }; 1307253789Srpaulo struct r92s_rx_phystat *phy; 1308253789Srpaulo struct r92s_rx_cck *cck; 1309253789Srpaulo uint8_t rpt; 1310253789Srpaulo int8_t rssi; 1311253789Srpaulo 1312253789Srpaulo if (rate <= 3) { 1313253789Srpaulo cck = (struct r92s_rx_cck *)physt; 1314253789Srpaulo rpt = (cck->agc_rpt >> 6) & 0x3; 1315253789Srpaulo rssi = cck->agc_rpt & 0x3e; 1316253789Srpaulo rssi = cckoff[rpt] - rssi; 1317253789Srpaulo } else { /* OFDM/HT. */ 1318253789Srpaulo phy = (struct r92s_rx_phystat *)physt; 1319253789Srpaulo rssi = ((le32toh(phy->phydw1) >> 1) & 0x7f) - 106; 1320253789Srpaulo } 1321253789Srpaulo return (rssi); 1322253789Srpaulo} 1323253789Srpaulo 1324253789Srpaulostatic struct mbuf * 1325253789Srpaulorsu_rx_frame(struct rsu_softc *sc, uint8_t *buf, int pktlen, int *rssi) 1326253789Srpaulo{ 1327253789Srpaulo struct ifnet *ifp = sc->sc_ifp; 1328253789Srpaulo struct ieee80211com *ic = ifp->if_l2com; 1329253789Srpaulo struct ieee80211_frame *wh; 1330253789Srpaulo struct r92s_rx_stat *stat; 1331253789Srpaulo uint32_t rxdw0, rxdw3; 1332253789Srpaulo struct mbuf *m; 1333253789Srpaulo uint8_t rate; 1334253789Srpaulo int infosz; 1335253789Srpaulo 1336253789Srpaulo stat = (struct r92s_rx_stat *)buf; 1337253789Srpaulo rxdw0 = le32toh(stat->rxdw0); 1338253789Srpaulo rxdw3 = le32toh(stat->rxdw3); 1339253789Srpaulo 1340253789Srpaulo if (__predict_false(rxdw0 & R92S_RXDW0_CRCERR)) { 1341253789Srpaulo ifp->if_ierrors++; 1342253789Srpaulo return NULL; 1343253789Srpaulo } 1344253789Srpaulo if (__predict_false(pktlen < sizeof(*wh) || pktlen > MCLBYTES)) { 1345253789Srpaulo ifp->if_ierrors++; 1346253789Srpaulo return NULL; 1347253789Srpaulo } 1348253789Srpaulo 1349253789Srpaulo rate = MS(rxdw3, R92S_RXDW3_RATE); 1350253789Srpaulo infosz = MS(rxdw0, R92S_RXDW0_INFOSZ) * 8; 1351253789Srpaulo 1352253789Srpaulo /* Get RSSI from PHY status descriptor if present. */ 1353253789Srpaulo if (infosz != 0) 1354253789Srpaulo *rssi = rsu_get_rssi(sc, rate, &stat[1]); 1355253789Srpaulo else 1356253789Srpaulo *rssi = 0; 1357253789Srpaulo 1358253789Srpaulo DPRINTFN(5, "Rx frame len=%d rate=%d infosz=%d rssi=%d\n", 1359253789Srpaulo pktlen, rate, infosz, *rssi); 1360253789Srpaulo 1361253789Srpaulo MGETHDR(m, M_DONTWAIT, MT_DATA); 1362253789Srpaulo if (__predict_false(m == NULL)) { 1363253789Srpaulo ifp->if_ierrors++; 1364253789Srpaulo return NULL; 1365253789Srpaulo } 1366253789Srpaulo if (pktlen > MHLEN) { 1367253789Srpaulo MCLGET(m, M_DONTWAIT); 1368253789Srpaulo if (__predict_false(!(m->m_flags & M_EXT))) { 1369253789Srpaulo ifp->if_ierrors++; 1370253789Srpaulo m_freem(m); 1371253789Srpaulo return NULL; 1372253789Srpaulo } 1373253789Srpaulo } 1374253789Srpaulo /* Finalize mbuf. */ 1375253789Srpaulo m->m_pkthdr.rcvif = ifp; 1376253789Srpaulo /* Hardware does Rx TCP checksum offload. */ 1377253789Srpaulo if (rxdw3 & R92S_RXDW3_TCPCHKVALID) { 1378253789Srpaulo if (__predict_true(rxdw3 & R92S_RXDW3_TCPCHKRPT)) 1379253789Srpaulo m->m_pkthdr.csum_flags |= CSUM_DATA_VALID; 1380253789Srpaulo } 1381253789Srpaulo wh = (struct ieee80211_frame *)((uint8_t *)&stat[1] + infosz); 1382253789Srpaulo memcpy(mtod(m, uint8_t *), wh, pktlen); 1383253789Srpaulo m->m_pkthdr.len = m->m_len = pktlen; 1384253789Srpaulo 1385253789Srpaulo if (ieee80211_radiotap_active(ic)) { 1386253789Srpaulo struct rsu_rx_radiotap_header *tap = &sc->sc_rxtap; 1387253789Srpaulo 1388253789Srpaulo /* Map HW rate index to 802.11 rate. */ 1389253789Srpaulo tap->wr_flags = 2; 1390253789Srpaulo if (!(rxdw3 & R92S_RXDW3_HTC)) { 1391253789Srpaulo switch (rate) { 1392253789Srpaulo /* CCK. */ 1393253789Srpaulo case 0: tap->wr_rate = 2; break; 1394253789Srpaulo case 1: tap->wr_rate = 4; break; 1395253789Srpaulo case 2: tap->wr_rate = 11; break; 1396253789Srpaulo case 3: tap->wr_rate = 22; break; 1397253789Srpaulo /* OFDM. */ 1398253789Srpaulo case 4: tap->wr_rate = 12; break; 1399253789Srpaulo case 5: tap->wr_rate = 18; break; 1400253789Srpaulo case 6: tap->wr_rate = 24; break; 1401253789Srpaulo case 7: tap->wr_rate = 36; break; 1402253789Srpaulo case 8: tap->wr_rate = 48; break; 1403253789Srpaulo case 9: tap->wr_rate = 72; break; 1404253789Srpaulo case 10: tap->wr_rate = 96; break; 1405253789Srpaulo case 11: tap->wr_rate = 108; break; 1406253789Srpaulo } 1407253789Srpaulo } else if (rate >= 12) { /* MCS0~15. */ 1408253789Srpaulo /* Bit 7 set means HT MCS instead of rate. */ 1409253789Srpaulo tap->wr_rate = 0x80 | (rate - 12); 1410253789Srpaulo } 1411253789Srpaulo tap->wr_dbm_antsignal = *rssi; 1412253789Srpaulo tap->wr_chan_freq = htole16(ic->ic_curchan->ic_freq); 1413253789Srpaulo tap->wr_chan_flags = htole16(ic->ic_curchan->ic_flags); 1414253789Srpaulo } 1415253789Srpaulo 1416253789Srpaulo return (m); 1417253789Srpaulo} 1418253789Srpaulo 1419253789Srpaulostatic struct mbuf * 1420253789Srpaulorsu_rx_multi_frame(struct rsu_softc *sc, uint8_t *buf, int len, int *rssi) 1421253789Srpaulo{ 1422253789Srpaulo struct r92s_rx_stat *stat; 1423253789Srpaulo uint32_t rxdw0; 1424253789Srpaulo int totlen, pktlen, infosz, npkts; 1425253789Srpaulo struct mbuf *m, *m0 = NULL, *prevm = NULL; 1426253789Srpaulo 1427253789Srpaulo /* Get the number of encapsulated frames. */ 1428253789Srpaulo stat = (struct r92s_rx_stat *)buf; 1429253789Srpaulo npkts = MS(le32toh(stat->rxdw2), R92S_RXDW2_PKTCNT); 1430253789Srpaulo DPRINTFN(6, "Rx %d frames in one chunk\n", npkts); 1431253789Srpaulo 1432253789Srpaulo /* Process all of them. */ 1433253789Srpaulo while (npkts-- > 0) { 1434253789Srpaulo if (__predict_false(len < sizeof(*stat))) 1435253789Srpaulo break; 1436253789Srpaulo stat = (struct r92s_rx_stat *)buf; 1437253789Srpaulo rxdw0 = le32toh(stat->rxdw0); 1438253789Srpaulo 1439253789Srpaulo pktlen = MS(rxdw0, R92S_RXDW0_PKTLEN); 1440253789Srpaulo if (__predict_false(pktlen == 0)) 1441253789Srpaulo break; 1442253789Srpaulo 1443253789Srpaulo infosz = MS(rxdw0, R92S_RXDW0_INFOSZ) * 8; 1444253789Srpaulo 1445253789Srpaulo /* Make sure everything fits in xfer. */ 1446253789Srpaulo totlen = sizeof(*stat) + infosz + pktlen; 1447253789Srpaulo if (__predict_false(totlen > len)) 1448253789Srpaulo break; 1449253789Srpaulo 1450253789Srpaulo /* Process 802.11 frame. */ 1451253789Srpaulo m = rsu_rx_frame(sc, buf, pktlen, rssi); 1452253789Srpaulo if (m0 == NULL) 1453253789Srpaulo m0 = m; 1454253789Srpaulo if (prevm == NULL) 1455253789Srpaulo prevm = m; 1456253789Srpaulo else { 1457253789Srpaulo prevm->m_next = m; 1458253789Srpaulo prevm = m; 1459253789Srpaulo } 1460253789Srpaulo /* Next chunk is 128-byte aligned. */ 1461253789Srpaulo totlen = (totlen + 127) & ~127; 1462253789Srpaulo buf += totlen; 1463253789Srpaulo len -= totlen; 1464253789Srpaulo } 1465253789Srpaulo 1466253789Srpaulo return (m0); 1467253789Srpaulo} 1468253789Srpaulo 1469253789Srpaulostatic struct mbuf * 1470253789Srpaulorsu_rxeof(struct usb_xfer *xfer, struct rsu_data *data, int *rssi) 1471253789Srpaulo{ 1472253789Srpaulo struct rsu_softc *sc = data->sc; 1473253789Srpaulo struct r92s_rx_stat *stat; 1474253789Srpaulo int len; 1475253789Srpaulo 1476253789Srpaulo usbd_xfer_status(xfer, &len, NULL, NULL, NULL); 1477253789Srpaulo 1478253789Srpaulo if (__predict_false(len < sizeof(*stat))) { 1479253789Srpaulo DPRINTF("xfer too short %d\n", len); 1480253789Srpaulo sc->sc_ifp->if_ierrors++; 1481253789Srpaulo return (NULL); 1482253789Srpaulo } 1483253789Srpaulo /* Determine if it is a firmware C2H event or an 802.11 frame. */ 1484253789Srpaulo stat = (struct r92s_rx_stat *)data->buf; 1485253789Srpaulo if ((le32toh(stat->rxdw1) & 0x1ff) == 0x1ff) { 1486253789Srpaulo rsu_rx_multi_event(sc, data->buf, len); 1487253789Srpaulo /* No packets to process. */ 1488253789Srpaulo return (NULL); 1489253789Srpaulo } else 1490253789Srpaulo return (rsu_rx_multi_frame(sc, data->buf, len, rssi)); 1491253789Srpaulo} 1492253789Srpaulo 1493253789Srpaulostatic void 1494253789Srpaulorsu_bulk_rx_callback(struct usb_xfer *xfer, usb_error_t error) 1495253789Srpaulo{ 1496253789Srpaulo struct rsu_softc *sc = usbd_xfer_softc(xfer); 1497253789Srpaulo struct ifnet *ifp = sc->sc_ifp; 1498253789Srpaulo struct ieee80211com *ic = ifp->if_l2com; 1499253789Srpaulo struct ieee80211_frame *wh; 1500253789Srpaulo struct ieee80211_node *ni; 1501253789Srpaulo struct mbuf *m = NULL, *next; 1502253789Srpaulo struct rsu_data *data; 1503253789Srpaulo int rssi = 1; 1504253789Srpaulo 1505253789Srpaulo RSU_ASSERT_LOCKED(sc); 1506253789Srpaulo 1507253789Srpaulo switch (USB_GET_STATE(xfer)) { 1508253789Srpaulo case USB_ST_TRANSFERRED: 1509253789Srpaulo data = STAILQ_FIRST(&sc->sc_rx_active); 1510253789Srpaulo if (data == NULL) 1511253789Srpaulo goto tr_setup; 1512253789Srpaulo STAILQ_REMOVE_HEAD(&sc->sc_rx_active, next); 1513253789Srpaulo m = rsu_rxeof(xfer, data, &rssi); 1514253789Srpaulo STAILQ_INSERT_TAIL(&sc->sc_rx_inactive, data, next); 1515253789Srpaulo /* FALLTHROUGH */ 1516253789Srpaulo case USB_ST_SETUP: 1517253789Srpaulotr_setup: 1518253789Srpaulo data = STAILQ_FIRST(&sc->sc_rx_inactive); 1519253789Srpaulo if (data == NULL) { 1520253789Srpaulo KASSERT(m == NULL, ("mbuf isn't NULL")); 1521253789Srpaulo return; 1522253789Srpaulo } 1523253789Srpaulo STAILQ_REMOVE_HEAD(&sc->sc_rx_inactive, next); 1524253789Srpaulo STAILQ_INSERT_TAIL(&sc->sc_rx_active, data, next); 1525253789Srpaulo usbd_xfer_set_frame_data(xfer, 0, data->buf, 1526253789Srpaulo usbd_xfer_max_len(xfer)); 1527253789Srpaulo usbd_transfer_submit(xfer); 1528253789Srpaulo /* 1529253789Srpaulo * To avoid LOR we should unlock our private mutex here to call 1530253789Srpaulo * ieee80211_input() because here is at the end of a USB 1531253789Srpaulo * callback and safe to unlock. 1532253789Srpaulo */ 1533253789Srpaulo RSU_UNLOCK(sc); 1534253789Srpaulo while (m != NULL) { 1535253789Srpaulo next = m->m_next; 1536253789Srpaulo m->m_next = NULL; 1537253789Srpaulo wh = mtod(m, struct ieee80211_frame *); 1538253789Srpaulo ni = ieee80211_find_rxnode(ic, 1539253789Srpaulo (struct ieee80211_frame_min *)wh); 1540253789Srpaulo if (ni != NULL) { 1541253789Srpaulo (void)ieee80211_input(ni, m, rssi, 0); 1542253789Srpaulo ieee80211_free_node(ni); 1543253789Srpaulo } else 1544253789Srpaulo (void)ieee80211_input_all(ic, m, rssi, 0); 1545253789Srpaulo m = next; 1546253789Srpaulo } 1547253789Srpaulo RSU_LOCK(sc); 1548253789Srpaulo break; 1549253789Srpaulo default: 1550253789Srpaulo /* needs it to the inactive queue due to a error. */ 1551253789Srpaulo data = STAILQ_FIRST(&sc->sc_rx_active); 1552253789Srpaulo if (data != NULL) { 1553253789Srpaulo STAILQ_REMOVE_HEAD(&sc->sc_rx_active, next); 1554253789Srpaulo STAILQ_INSERT_TAIL(&sc->sc_rx_inactive, data, next); 1555253789Srpaulo } 1556253789Srpaulo if (error != USB_ERR_CANCELLED) { 1557253789Srpaulo usbd_xfer_set_stall(xfer); 1558253789Srpaulo ifp->if_ierrors++; 1559253789Srpaulo goto tr_setup; 1560253789Srpaulo } 1561253789Srpaulo break; 1562253789Srpaulo } 1563253789Srpaulo 1564253789Srpaulo} 1565253789Srpaulo 1566253789Srpaulo 1567253789Srpaulostatic void 1568253789Srpaulorsu_txeof(struct usb_xfer *xfer, struct rsu_data *data) 1569253789Srpaulo{ 1570253789Srpaulo struct rsu_softc *sc = usbd_xfer_softc(xfer); 1571253789Srpaulo struct ifnet *ifp = sc->sc_ifp; 1572253789Srpaulo struct mbuf *m; 1573253789Srpaulo 1574253789Srpaulo RSU_ASSERT_LOCKED(sc); 1575253789Srpaulo 1576253789Srpaulo /* 1577253789Srpaulo * Do any tx complete callback. Note this must be done before releasing 1578253789Srpaulo * the node reference. 1579253789Srpaulo */ 1580253789Srpaulo if (data->m) { 1581253789Srpaulo m = data->m; 1582253789Srpaulo if (m->m_flags & M_TXCB) { 1583253789Srpaulo /* XXX status? */ 1584253789Srpaulo ieee80211_process_callback(data->ni, m, 0); 1585253789Srpaulo } 1586253789Srpaulo m_freem(m); 1587253789Srpaulo data->m = NULL; 1588253789Srpaulo } 1589253789Srpaulo if (data->ni) { 1590253789Srpaulo ieee80211_free_node(data->ni); 1591253789Srpaulo data->ni = NULL; 1592253789Srpaulo } 1593253789Srpaulo sc->sc_tx_timer = 0; 1594253789Srpaulo ifp->if_opackets++; 1595253789Srpaulo ifp->if_drv_flags &= ~IFF_DRV_OACTIVE; 1596253789Srpaulo} 1597253789Srpaulo 1598253789Srpaulostatic void 1599253789Srpaulorsu_bulk_tx_callback(struct usb_xfer *xfer, usb_error_t error) 1600253789Srpaulo{ 1601253789Srpaulo struct rsu_softc *sc = usbd_xfer_softc(xfer); 1602253789Srpaulo struct ifnet *ifp = sc->sc_ifp; 1603253789Srpaulo struct rsu_data *data; 1604253789Srpaulo 1605253789Srpaulo RSU_ASSERT_LOCKED(sc); 1606253789Srpaulo 1607253789Srpaulo switch (USB_GET_STATE(xfer)) { 1608253789Srpaulo case USB_ST_TRANSFERRED: 1609253789Srpaulo data = STAILQ_FIRST(&sc->sc_tx_active); 1610253789Srpaulo if (data == NULL) 1611253789Srpaulo goto tr_setup; 1612253789Srpaulo DPRINTF("transfer done %p\n", data); 1613253789Srpaulo STAILQ_REMOVE_HEAD(&sc->sc_tx_active, next); 1614253789Srpaulo rsu_txeof(xfer, data); 1615253789Srpaulo STAILQ_INSERT_TAIL(&sc->sc_tx_inactive, data, next); 1616253789Srpaulo /* FALLTHROUGH */ 1617253789Srpaulo case USB_ST_SETUP: 1618253789Srpaulotr_setup: 1619253789Srpaulo data = STAILQ_FIRST(&sc->sc_tx_pending); 1620253789Srpaulo if (data == NULL) { 1621253789Srpaulo DPRINTF("empty pending queue sc %p\n", sc); 1622253789Srpaulo return; 1623253789Srpaulo } 1624253789Srpaulo STAILQ_REMOVE_HEAD(&sc->sc_tx_pending, next); 1625253789Srpaulo STAILQ_INSERT_TAIL(&sc->sc_tx_active, data, next); 1626253789Srpaulo usbd_xfer_set_frame_data(xfer, 0, data->buf, data->buflen); 1627253789Srpaulo DPRINTF("submitting transfer %p\n", data); 1628253789Srpaulo usbd_transfer_submit(xfer); 1629253789Srpaulo rsu_start_locked(ifp); 1630253789Srpaulo break; 1631253789Srpaulo default: 1632253789Srpaulo data = STAILQ_FIRST(&sc->sc_tx_active); 1633253789Srpaulo if (data == NULL) 1634253789Srpaulo goto tr_setup; 1635253789Srpaulo if (data->ni != NULL) { 1636253789Srpaulo ieee80211_free_node(data->ni); 1637253789Srpaulo data->ni = NULL; 1638253789Srpaulo ifp->if_oerrors++; 1639253789Srpaulo } 1640253789Srpaulo if (error != USB_ERR_CANCELLED) { 1641253789Srpaulo usbd_xfer_set_stall(xfer); 1642253789Srpaulo goto tr_setup; 1643253789Srpaulo } 1644253789Srpaulo break; 1645253789Srpaulo } 1646253789Srpaulo} 1647253789Srpaulo 1648253789Srpaulostatic int 1649253789Srpaulorsu_tx_start(struct rsu_softc *sc, struct ieee80211_node *ni, 1650253789Srpaulo struct mbuf *m0, struct rsu_data *data) 1651253789Srpaulo{ 1652253789Srpaulo struct ifnet *ifp = sc->sc_ifp; 1653253789Srpaulo struct ieee80211com *ic = ifp->if_l2com; 1654253789Srpaulo struct ieee80211vap *vap = ni->ni_vap; 1655253789Srpaulo struct ieee80211_frame *wh; 1656253789Srpaulo struct ieee80211_key *k = NULL; 1657253789Srpaulo struct r92s_tx_desc *txd; 1658253789Srpaulo struct usb_xfer *xfer; 1659253789Srpaulo uint8_t type, tid = 0; 1660253789Srpaulo int hasqos, xferlen; 1661253789Srpaulo struct usb_xfer *rsu_pipes[4] = { 1662253789Srpaulo sc->sc_xfer[RSU_BULK_TX_BE], 1663253789Srpaulo sc->sc_xfer[RSU_BULK_TX_BK], 1664253789Srpaulo sc->sc_xfer[RSU_BULK_TX_VI], 1665253789Srpaulo sc->sc_xfer[RSU_BULK_TX_VO] 1666253789Srpaulo }; 1667253789Srpaulo 1668253789Srpaulo RSU_ASSERT_LOCKED(sc); 1669253789Srpaulo 1670253789Srpaulo wh = mtod(m0, struct ieee80211_frame *); 1671253789Srpaulo type = wh->i_fc[0] & IEEE80211_FC0_TYPE_MASK; 1672253789Srpaulo 1673253789Srpaulo if (wh->i_fc[1] & IEEE80211_FC1_WEP) { 1674253789Srpaulo k = ieee80211_crypto_encap(ni, m0); 1675253789Srpaulo if (k == NULL) { 1676253789Srpaulo device_printf(sc->sc_dev, 1677253789Srpaulo "ieee80211_crypto_encap returns NULL.\n"); 1678253789Srpaulo /* XXX we don't expect the fragmented frames */ 1679253789Srpaulo m_freem(m0); 1680253789Srpaulo return (ENOBUFS); 1681253789Srpaulo } 1682253789Srpaulo wh = mtod(m0, struct ieee80211_frame *); 1683253789Srpaulo } 1684253789Srpaulo switch (type) { 1685253789Srpaulo case IEEE80211_FC0_TYPE_CTL: 1686253789Srpaulo case IEEE80211_FC0_TYPE_MGT: 1687253789Srpaulo xfer = sc->sc_xfer[RSU_BULK_TX_VO]; 1688253789Srpaulo break; 1689253789Srpaulo default: 1690253789Srpaulo KASSERT(M_WME_GETAC(m0) < 4, 1691253789Srpaulo ("unsupported WME pipe %d", M_WME_GETAC(m0))); 1692253789Srpaulo xfer = rsu_pipes[M_WME_GETAC(m0)]; 1693253789Srpaulo break; 1694253789Srpaulo } 1695253789Srpaulo hasqos = 0; 1696253789Srpaulo 1697253789Srpaulo /* Fill Tx descriptor. */ 1698253789Srpaulo txd = (struct r92s_tx_desc *)data->buf; 1699253789Srpaulo memset(txd, 0, sizeof(*txd)); 1700253789Srpaulo 1701253789Srpaulo txd->txdw0 |= htole32( 1702253789Srpaulo SM(R92S_TXDW0_PKTLEN, m0->m_pkthdr.len) | 1703253789Srpaulo SM(R92S_TXDW0_OFFSET, sizeof(*txd)) | 1704253789Srpaulo R92S_TXDW0_OWN | R92S_TXDW0_FSG | R92S_TXDW0_LSG); 1705253789Srpaulo 1706253789Srpaulo txd->txdw1 |= htole32( 1707253789Srpaulo SM(R92S_TXDW1_MACID, R92S_MACID_BSS) | 1708253789Srpaulo SM(R92S_TXDW1_QSEL, R92S_TXDW1_QSEL_BE)); 1709253789Srpaulo if (!hasqos) 1710253789Srpaulo txd->txdw1 |= htole32(R92S_TXDW1_NONQOS); 1711253789Srpaulo#ifdef notyet 1712253789Srpaulo if (k != NULL) { 1713253789Srpaulo switch (k->wk_cipher->ic_cipher) { 1714253789Srpaulo case IEEE80211_CIPHER_WEP: 1715253789Srpaulo cipher = R92S_TXDW1_CIPHER_WEP; 1716253789Srpaulo break; 1717253789Srpaulo case IEEE80211_CIPHER_TKIP: 1718253789Srpaulo cipher = R92S_TXDW1_CIPHER_TKIP; 1719253789Srpaulo break; 1720253789Srpaulo case IEEE80211_CIPHER_AES_CCM: 1721253789Srpaulo cipher = R92S_TXDW1_CIPHER_AES; 1722253789Srpaulo break; 1723253789Srpaulo default: 1724253789Srpaulo cipher = R92S_TXDW1_CIPHER_NONE; 1725253789Srpaulo } 1726253789Srpaulo txd->txdw1 |= htole32( 1727253789Srpaulo SM(R92S_TXDW1_CIPHER, cipher) | 1728253789Srpaulo SM(R92S_TXDW1_KEYIDX, k->k_id)); 1729253789Srpaulo } 1730253789Srpaulo#endif 1731253789Srpaulo txd->txdw2 |= htole32(R92S_TXDW2_BK); 1732253789Srpaulo if (IEEE80211_IS_MULTICAST(wh->i_addr1)) 1733253789Srpaulo txd->txdw2 |= htole32(R92S_TXDW2_BMCAST); 1734253789Srpaulo /* 1735253789Srpaulo * Firmware will use and increment the sequence number for the 1736253789Srpaulo * specified TID. 1737253789Srpaulo */ 1738253789Srpaulo txd->txdw3 |= htole32(SM(R92S_TXDW3_SEQ, tid)); 1739253789Srpaulo 1740253789Srpaulo if (ieee80211_radiotap_active_vap(vap)) { 1741253789Srpaulo struct rsu_tx_radiotap_header *tap = &sc->sc_txtap; 1742253789Srpaulo 1743253789Srpaulo tap->wt_flags = 0; 1744253789Srpaulo tap->wt_chan_freq = htole16(ic->ic_curchan->ic_freq); 1745253789Srpaulo tap->wt_chan_flags = htole16(ic->ic_curchan->ic_flags); 1746253789Srpaulo ieee80211_radiotap_tx(vap, m0); 1747253789Srpaulo } 1748253789Srpaulo xferlen = sizeof(*txd) + m0->m_pkthdr.len; 1749253789Srpaulo m_copydata(m0, 0, m0->m_pkthdr.len, (caddr_t)&txd[1]); 1750253789Srpaulo 1751253789Srpaulo data->buflen = xferlen; 1752253789Srpaulo data->ni = ni; 1753253789Srpaulo data->m = m0; 1754253789Srpaulo STAILQ_INSERT_TAIL(&sc->sc_tx_pending, data, next); 1755253789Srpaulo usbd_transfer_start(xfer); 1756253789Srpaulo 1757253789Srpaulo return (0); 1758253789Srpaulo} 1759253789Srpaulo 1760253789Srpaulostatic void 1761253789Srpaulorsu_start(struct ifnet *ifp) 1762253789Srpaulo{ 1763253789Srpaulo struct rsu_softc *sc = ifp->if_softc; 1764253789Srpaulo 1765253789Srpaulo if ((ifp->if_drv_flags & IFF_DRV_RUNNING) == 0) 1766253789Srpaulo return; 1767253789Srpaulo 1768253789Srpaulo RSU_LOCK(sc); 1769253789Srpaulo rsu_start_locked(ifp); 1770253789Srpaulo RSU_UNLOCK(sc); 1771253789Srpaulo} 1772253789Srpaulo 1773253789Srpaulostatic void 1774253789Srpaulorsu_start_locked(struct ifnet *ifp) 1775253789Srpaulo{ 1776253789Srpaulo struct rsu_softc *sc = ifp->if_softc; 1777253789Srpaulo struct ieee80211_node *ni; 1778253789Srpaulo struct mbuf *m; 1779253789Srpaulo struct rsu_data *bf; 1780253789Srpaulo 1781253789Srpaulo RSU_ASSERT_LOCKED(sc); 1782253789Srpaulo 1783253789Srpaulo for (;;) { 1784253789Srpaulo IFQ_DRV_DEQUEUE(&ifp->if_snd, m); 1785253789Srpaulo if (m == NULL) 1786253789Srpaulo break; 1787253789Srpaulo bf = rsu_getbuf(sc); 1788253789Srpaulo if (bf == NULL) { 1789253789Srpaulo IFQ_DRV_PREPEND(&ifp->if_snd, m); 1790253789Srpaulo break; 1791253789Srpaulo } 1792253789Srpaulo ni = (struct ieee80211_node *)m->m_pkthdr.rcvif; 1793253789Srpaulo m->m_pkthdr.rcvif = NULL; 1794253789Srpaulo 1795253789Srpaulo if (rsu_tx_start(sc, ni, m, bf) != 0) { 1796253789Srpaulo ifp->if_oerrors++; 1797253789Srpaulo STAILQ_INSERT_HEAD(&sc->sc_tx_inactive, bf, next); 1798253789Srpaulo ieee80211_free_node(ni); 1799253789Srpaulo break; 1800253789Srpaulo } 1801253789Srpaulo sc->sc_tx_timer = 5; 1802253789Srpaulo callout_reset(&sc->sc_watchdog_ch, hz, rsu_watchdog, sc); 1803253789Srpaulo } 1804253789Srpaulo} 1805253789Srpaulo 1806253789Srpaulostatic void 1807253789Srpaulorsu_watchdog(void *arg) 1808253789Srpaulo{ 1809253789Srpaulo struct rsu_softc *sc = arg; 1810253789Srpaulo struct ifnet *ifp = sc->sc_ifp; 1811253789Srpaulo 1812253789Srpaulo if (sc->sc_tx_timer > 0) { 1813253789Srpaulo if (--sc->sc_tx_timer == 0) { 1814253789Srpaulo device_printf(sc->sc_dev, "device timeout\n"); 1815253789Srpaulo /* rsu_init(ifp); XXX needs a process context! */ 1816253789Srpaulo ifp->if_oerrors++; 1817253789Srpaulo return; 1818253789Srpaulo } 1819253789Srpaulo callout_reset(&sc->sc_watchdog_ch, hz, rsu_watchdog, sc); 1820253789Srpaulo } 1821253789Srpaulo} 1822253789Srpaulo 1823253789Srpaulostatic int 1824253789Srpaulorsu_ioctl(struct ifnet *ifp, u_long cmd, caddr_t data) 1825253789Srpaulo{ 1826253789Srpaulo struct ieee80211com *ic = ifp->if_l2com; 1827253789Srpaulo struct ifreq *ifr = (struct ifreq *) data; 1828253789Srpaulo int error = 0, startall = 0; 1829253789Srpaulo 1830253789Srpaulo switch (cmd) { 1831253789Srpaulo case SIOCSIFFLAGS: 1832253789Srpaulo if (ifp->if_flags & IFF_UP) { 1833253789Srpaulo if ((ifp->if_drv_flags & IFF_DRV_RUNNING) == 0) { 1834253789Srpaulo rsu_init(ifp->if_softc); 1835253789Srpaulo startall = 1; 1836253789Srpaulo } 1837253789Srpaulo } else { 1838253789Srpaulo if (ifp->if_drv_flags & IFF_DRV_RUNNING) 1839253789Srpaulo rsu_stop(ifp, 1); 1840253789Srpaulo } 1841253789Srpaulo if (startall) 1842253789Srpaulo ieee80211_start_all(ic); 1843253789Srpaulo break; 1844253789Srpaulo case SIOCGIFMEDIA: 1845253789Srpaulo error = ifmedia_ioctl(ifp, ifr, &ic->ic_media, cmd); 1846253789Srpaulo break; 1847253789Srpaulo case SIOCGIFADDR: 1848253789Srpaulo error = ether_ioctl(ifp, cmd, data); 1849253789Srpaulo break; 1850253789Srpaulo default: 1851253789Srpaulo error = EINVAL; 1852253789Srpaulo break; 1853253789Srpaulo } 1854253789Srpaulo 1855253789Srpaulo return (error); 1856253789Srpaulo} 1857253789Srpaulo 1858253789Srpaulo/* 1859253789Srpaulo * Power on sequence for A-cut adapters. 1860253789Srpaulo */ 1861253789Srpaulostatic void 1862253789Srpaulorsu_power_on_acut(struct rsu_softc *sc) 1863253789Srpaulo{ 1864253789Srpaulo uint32_t reg; 1865253789Srpaulo 1866253789Srpaulo rsu_write_1(sc, R92S_SPS0_CTRL + 1, 0x53); 1867253789Srpaulo rsu_write_1(sc, R92S_SPS0_CTRL + 0, 0x57); 1868253789Srpaulo 1869253789Srpaulo /* Enable AFE macro block's bandgap and Mbias. */ 1870253789Srpaulo rsu_write_1(sc, R92S_AFE_MISC, 1871253789Srpaulo rsu_read_1(sc, R92S_AFE_MISC) | 1872253789Srpaulo R92S_AFE_MISC_BGEN | R92S_AFE_MISC_MBEN); 1873253789Srpaulo /* Enable LDOA15 block. */ 1874253789Srpaulo rsu_write_1(sc, R92S_LDOA15_CTRL, 1875253789Srpaulo rsu_read_1(sc, R92S_LDOA15_CTRL) | R92S_LDA15_EN); 1876253789Srpaulo 1877253789Srpaulo rsu_write_1(sc, R92S_SPS1_CTRL, 1878253789Srpaulo rsu_read_1(sc, R92S_SPS1_CTRL) | R92S_SPS1_LDEN); 1879253789Srpaulo usb_pause_mtx(&sc->sc_mtx, 2 * hz); 1880253789Srpaulo /* Enable switch regulator block. */ 1881253789Srpaulo rsu_write_1(sc, R92S_SPS1_CTRL, 1882253789Srpaulo rsu_read_1(sc, R92S_SPS1_CTRL) | R92S_SPS1_SWEN); 1883253789Srpaulo 1884253789Srpaulo rsu_write_4(sc, R92S_SPS1_CTRL, 0x00a7b267); 1885253789Srpaulo 1886253789Srpaulo rsu_write_1(sc, R92S_SYS_ISO_CTRL + 1, 1887253789Srpaulo rsu_read_1(sc, R92S_SYS_ISO_CTRL + 1) | 0x08); 1888253789Srpaulo 1889253789Srpaulo rsu_write_1(sc, R92S_SYS_FUNC_EN + 1, 1890253789Srpaulo rsu_read_1(sc, R92S_SYS_FUNC_EN + 1) | 0x20); 1891253789Srpaulo 1892253789Srpaulo rsu_write_1(sc, R92S_SYS_ISO_CTRL + 1, 1893253789Srpaulo rsu_read_1(sc, R92S_SYS_ISO_CTRL + 1) & ~0x90); 1894253789Srpaulo 1895253789Srpaulo /* Enable AFE clock. */ 1896253789Srpaulo rsu_write_1(sc, R92S_AFE_XTAL_CTRL + 1, 1897253789Srpaulo rsu_read_1(sc, R92S_AFE_XTAL_CTRL + 1) & ~0x04); 1898253789Srpaulo /* Enable AFE PLL macro block. */ 1899253789Srpaulo rsu_write_1(sc, R92S_AFE_PLL_CTRL, 1900253789Srpaulo rsu_read_1(sc, R92S_AFE_PLL_CTRL) | 0x11); 1901253789Srpaulo /* Attach AFE PLL to MACTOP/BB. */ 1902253789Srpaulo rsu_write_1(sc, R92S_SYS_ISO_CTRL, 1903253789Srpaulo rsu_read_1(sc, R92S_SYS_ISO_CTRL) & ~0x11); 1904253789Srpaulo 1905253789Srpaulo /* Switch to 40MHz clock instead of 80MHz. */ 1906253789Srpaulo rsu_write_2(sc, R92S_SYS_CLKR, 1907253789Srpaulo rsu_read_2(sc, R92S_SYS_CLKR) & ~R92S_SYS_CLKSEL); 1908253789Srpaulo 1909253789Srpaulo /* Enable MAC clock. */ 1910253789Srpaulo rsu_write_2(sc, R92S_SYS_CLKR, 1911253789Srpaulo rsu_read_2(sc, R92S_SYS_CLKR) | 1912253789Srpaulo R92S_MAC_CLK_EN | R92S_SYS_CLK_EN); 1913253789Srpaulo 1914253789Srpaulo rsu_write_1(sc, R92S_PMC_FSM, 0x02); 1915253789Srpaulo 1916253789Srpaulo /* Enable digital core and IOREG R/W. */ 1917253789Srpaulo rsu_write_1(sc, R92S_SYS_FUNC_EN + 1, 1918253789Srpaulo rsu_read_1(sc, R92S_SYS_FUNC_EN + 1) | 0x08); 1919253789Srpaulo 1920253789Srpaulo rsu_write_1(sc, R92S_SYS_FUNC_EN + 1, 1921253789Srpaulo rsu_read_1(sc, R92S_SYS_FUNC_EN + 1) | 0x80); 1922253789Srpaulo 1923253789Srpaulo /* Switch the control path to firmware. */ 1924253789Srpaulo reg = rsu_read_2(sc, R92S_SYS_CLKR); 1925253789Srpaulo reg = (reg & ~R92S_SWHW_SEL) | R92S_FWHW_SEL; 1926253789Srpaulo rsu_write_2(sc, R92S_SYS_CLKR, reg); 1927253789Srpaulo 1928253789Srpaulo rsu_write_2(sc, R92S_CR, 0x37fc); 1929253789Srpaulo 1930253789Srpaulo /* Fix USB RX FIFO issue. */ 1931253789Srpaulo rsu_write_1(sc, 0xfe5c, 1932253789Srpaulo rsu_read_1(sc, 0xfe5c) | 0x80); 1933253789Srpaulo rsu_write_1(sc, 0x00ab, 1934253789Srpaulo rsu_read_1(sc, 0x00ab) | 0xc0); 1935253789Srpaulo 1936253789Srpaulo rsu_write_1(sc, R92S_SYS_CLKR, 1937253789Srpaulo rsu_read_1(sc, R92S_SYS_CLKR) & ~R92S_SYS_CPU_CLKSEL); 1938253789Srpaulo} 1939253789Srpaulo 1940253789Srpaulo/* 1941253789Srpaulo * Power on sequence for B-cut and C-cut adapters. 1942253789Srpaulo */ 1943253789Srpaulostatic void 1944253789Srpaulorsu_power_on_bcut(struct rsu_softc *sc) 1945253789Srpaulo{ 1946253789Srpaulo uint32_t reg; 1947253789Srpaulo int ntries; 1948253789Srpaulo 1949253789Srpaulo /* Prevent eFuse leakage. */ 1950253789Srpaulo rsu_write_1(sc, 0x37, 0xb0); 1951253789Srpaulo usb_pause_mtx(&sc->sc_mtx, 10); 1952253789Srpaulo rsu_write_1(sc, 0x37, 0x30); 1953253789Srpaulo 1954253789Srpaulo /* Switch the control path to hardware. */ 1955253789Srpaulo reg = rsu_read_2(sc, R92S_SYS_CLKR); 1956253789Srpaulo if (reg & R92S_FWHW_SEL) { 1957253789Srpaulo rsu_write_2(sc, R92S_SYS_CLKR, 1958253789Srpaulo reg & ~(R92S_SWHW_SEL | R92S_FWHW_SEL)); 1959253789Srpaulo } 1960253789Srpaulo rsu_write_1(sc, R92S_SYS_FUNC_EN + 1, 1961253789Srpaulo rsu_read_1(sc, R92S_SYS_FUNC_EN + 1) & ~0x8c); 1962253789Srpaulo DELAY(1000); 1963253789Srpaulo 1964253789Srpaulo rsu_write_1(sc, R92S_SPS0_CTRL + 1, 0x53); 1965253789Srpaulo rsu_write_1(sc, R92S_SPS0_CTRL + 0, 0x57); 1966253789Srpaulo 1967253789Srpaulo reg = rsu_read_1(sc, R92S_AFE_MISC); 1968253789Srpaulo rsu_write_1(sc, R92S_AFE_MISC, reg | R92S_AFE_MISC_BGEN); 1969253789Srpaulo rsu_write_1(sc, R92S_AFE_MISC, reg | R92S_AFE_MISC_BGEN | 1970253789Srpaulo R92S_AFE_MISC_MBEN | R92S_AFE_MISC_I32_EN); 1971253789Srpaulo 1972253789Srpaulo /* Enable PLL. */ 1973253789Srpaulo rsu_write_1(sc, R92S_LDOA15_CTRL, 1974253789Srpaulo rsu_read_1(sc, R92S_LDOA15_CTRL) | R92S_LDA15_EN); 1975253789Srpaulo 1976253789Srpaulo rsu_write_1(sc, R92S_LDOV12D_CTRL, 1977253789Srpaulo rsu_read_1(sc, R92S_LDOV12D_CTRL) | R92S_LDV12_EN); 1978253789Srpaulo 1979253789Srpaulo rsu_write_1(sc, R92S_SYS_ISO_CTRL + 1, 1980253789Srpaulo rsu_read_1(sc, R92S_SYS_ISO_CTRL + 1) | 0x08); 1981253789Srpaulo 1982253789Srpaulo rsu_write_1(sc, R92S_SYS_FUNC_EN + 1, 1983253789Srpaulo rsu_read_1(sc, R92S_SYS_FUNC_EN + 1) | 0x20); 1984253789Srpaulo 1985253789Srpaulo /* Support 64KB IMEM. */ 1986253789Srpaulo rsu_write_1(sc, R92S_SYS_ISO_CTRL + 1, 1987253789Srpaulo rsu_read_1(sc, R92S_SYS_ISO_CTRL + 1) & ~0x97); 1988253789Srpaulo 1989253789Srpaulo /* Enable AFE clock. */ 1990253789Srpaulo rsu_write_1(sc, R92S_AFE_XTAL_CTRL + 1, 1991253789Srpaulo rsu_read_1(sc, R92S_AFE_XTAL_CTRL + 1) & ~0x04); 1992253789Srpaulo /* Enable AFE PLL macro block. */ 1993253789Srpaulo reg = rsu_read_1(sc, R92S_AFE_PLL_CTRL); 1994253789Srpaulo rsu_write_1(sc, R92S_AFE_PLL_CTRL, reg | 0x11); 1995253789Srpaulo DELAY(500); 1996253789Srpaulo rsu_write_1(sc, R92S_AFE_PLL_CTRL, reg | 0x51); 1997253789Srpaulo DELAY(500); 1998253789Srpaulo rsu_write_1(sc, R92S_AFE_PLL_CTRL, reg | 0x11); 1999253789Srpaulo DELAY(500); 2000253789Srpaulo 2001253789Srpaulo /* Attach AFE PLL to MACTOP/BB. */ 2002253789Srpaulo rsu_write_1(sc, R92S_SYS_ISO_CTRL, 2003253789Srpaulo rsu_read_1(sc, R92S_SYS_ISO_CTRL) & ~0x11); 2004253789Srpaulo 2005253789Srpaulo /* Switch to 40MHz clock. */ 2006253789Srpaulo rsu_write_1(sc, R92S_SYS_CLKR, 0x00); 2007253789Srpaulo /* Disable CPU clock and 80MHz SSC. */ 2008253789Srpaulo rsu_write_1(sc, R92S_SYS_CLKR, 2009253789Srpaulo rsu_read_1(sc, R92S_SYS_CLKR) | 0xa0); 2010253789Srpaulo /* Enable MAC clock. */ 2011253789Srpaulo rsu_write_2(sc, R92S_SYS_CLKR, 2012253789Srpaulo rsu_read_2(sc, R92S_SYS_CLKR) | 2013253789Srpaulo R92S_MAC_CLK_EN | R92S_SYS_CLK_EN); 2014253789Srpaulo 2015253789Srpaulo rsu_write_1(sc, R92S_PMC_FSM, 0x02); 2016253789Srpaulo 2017253789Srpaulo /* Enable digital core and IOREG R/W. */ 2018253789Srpaulo rsu_write_1(sc, R92S_SYS_FUNC_EN + 1, 2019253789Srpaulo rsu_read_1(sc, R92S_SYS_FUNC_EN + 1) | 0x08); 2020253789Srpaulo 2021253789Srpaulo rsu_write_1(sc, R92S_SYS_FUNC_EN + 1, 2022253789Srpaulo rsu_read_1(sc, R92S_SYS_FUNC_EN + 1) | 0x80); 2023253789Srpaulo 2024253789Srpaulo /* Switch the control path to firmware. */ 2025253789Srpaulo reg = rsu_read_2(sc, R92S_SYS_CLKR); 2026253789Srpaulo reg = (reg & ~R92S_SWHW_SEL) | R92S_FWHW_SEL; 2027253789Srpaulo rsu_write_2(sc, R92S_SYS_CLKR, reg); 2028253789Srpaulo 2029253789Srpaulo rsu_write_2(sc, R92S_CR, 0x37fc); 2030253789Srpaulo 2031253789Srpaulo /* Fix USB RX FIFO issue. */ 2032253789Srpaulo rsu_write_1(sc, 0xfe5c, 2033253789Srpaulo rsu_read_1(sc, 0xfe5c) | 0x80); 2034253789Srpaulo 2035253789Srpaulo rsu_write_1(sc, R92S_SYS_CLKR, 2036253789Srpaulo rsu_read_1(sc, R92S_SYS_CLKR) & ~R92S_SYS_CPU_CLKSEL); 2037253789Srpaulo 2038253789Srpaulo rsu_write_1(sc, 0xfe1c, 0x80); 2039253789Srpaulo 2040253789Srpaulo /* Make sure TxDMA is ready to download firmware. */ 2041253789Srpaulo for (ntries = 0; ntries < 20; ntries++) { 2042253789Srpaulo reg = rsu_read_1(sc, R92S_TCR); 2043253789Srpaulo if ((reg & (R92S_TCR_IMEM_CHK_RPT | R92S_TCR_EMEM_CHK_RPT)) == 2044253789Srpaulo (R92S_TCR_IMEM_CHK_RPT | R92S_TCR_EMEM_CHK_RPT)) 2045253789Srpaulo break; 2046253789Srpaulo DELAY(5); 2047253789Srpaulo } 2048253789Srpaulo if (ntries == 20) { 2049253789Srpaulo DPRINTF("TxDMA is not ready\n"); 2050253789Srpaulo /* Reset TxDMA. */ 2051253789Srpaulo reg = rsu_read_1(sc, R92S_CR); 2052253789Srpaulo rsu_write_1(sc, R92S_CR, reg & ~R92S_CR_TXDMA_EN); 2053253789Srpaulo DELAY(2); 2054253789Srpaulo rsu_write_1(sc, R92S_CR, reg | R92S_CR_TXDMA_EN); 2055253789Srpaulo } 2056253789Srpaulo} 2057253789Srpaulo 2058253789Srpaulostatic void 2059253789Srpaulorsu_power_off(struct rsu_softc *sc) 2060253789Srpaulo{ 2061253789Srpaulo /* Turn RF off. */ 2062253789Srpaulo rsu_write_1(sc, R92S_RF_CTRL, 0x00); 2063253789Srpaulo usb_pause_mtx(&sc->sc_mtx, 5); 2064253789Srpaulo 2065253789Srpaulo /* Turn MAC off. */ 2066253789Srpaulo /* Switch control path. */ 2067253789Srpaulo rsu_write_1(sc, R92S_SYS_CLKR + 1, 0x38); 2068253789Srpaulo /* Reset MACTOP. */ 2069253789Srpaulo rsu_write_1(sc, R92S_SYS_FUNC_EN + 1, 0x70); 2070253789Srpaulo rsu_write_1(sc, R92S_PMC_FSM, 0x06); 2071253789Srpaulo rsu_write_1(sc, R92S_SYS_ISO_CTRL + 0, 0xf9); 2072253789Srpaulo rsu_write_1(sc, R92S_SYS_ISO_CTRL + 1, 0xe8); 2073253789Srpaulo 2074253789Srpaulo /* Disable AFE PLL. */ 2075253789Srpaulo rsu_write_1(sc, R92S_AFE_PLL_CTRL, 0x00); 2076253789Srpaulo /* Disable A15V. */ 2077253789Srpaulo rsu_write_1(sc, R92S_LDOA15_CTRL, 0x54); 2078253789Srpaulo /* Disable eFuse 1.2V. */ 2079253789Srpaulo rsu_write_1(sc, R92S_SYS_FUNC_EN + 1, 0x50); 2080253789Srpaulo rsu_write_1(sc, R92S_LDOV12D_CTRL, 0x24); 2081253789Srpaulo /* Enable AFE macro block's bandgap and Mbias. */ 2082253789Srpaulo rsu_write_1(sc, R92S_AFE_MISC, 0x30); 2083253789Srpaulo /* Disable 1.6V LDO. */ 2084253789Srpaulo rsu_write_1(sc, R92S_SPS0_CTRL + 0, 0x56); 2085253789Srpaulo rsu_write_1(sc, R92S_SPS0_CTRL + 1, 0x43); 2086253789Srpaulo} 2087253789Srpaulo 2088253789Srpaulostatic int 2089253807Srpaulorsu_fw_loadsection(struct rsu_softc *sc, const uint8_t *buf, int len) 2090253789Srpaulo{ 2091253789Srpaulo struct rsu_data *data; 2092253789Srpaulo struct r92s_tx_desc *txd; 2093253789Srpaulo int mlen; 2094253789Srpaulo 2095253789Srpaulo while (len > 0) { 2096253789Srpaulo data = rsu_getbuf(sc); 2097253789Srpaulo if (data == NULL) 2098253789Srpaulo return (ENOMEM); 2099253789Srpaulo txd = (struct r92s_tx_desc *)data->buf; 2100253789Srpaulo memset(txd, 0, sizeof(*txd)); 2101253789Srpaulo if (len <= RSU_TXBUFSZ - sizeof(*txd)) { 2102253789Srpaulo /* Last chunk. */ 2103253789Srpaulo txd->txdw0 |= htole32(R92S_TXDW0_LINIP); 2104253789Srpaulo mlen = len; 2105253789Srpaulo } else 2106253789Srpaulo mlen = RSU_TXBUFSZ - sizeof(*txd); 2107253789Srpaulo txd->txdw0 |= htole32(SM(R92S_TXDW0_PKTLEN, mlen)); 2108253789Srpaulo memcpy(&txd[1], buf, mlen); 2109253789Srpaulo data->buflen = sizeof(*txd) + mlen; 2110253789Srpaulo DPRINTF("starting transfer %p\n", data); 2111253789Srpaulo STAILQ_INSERT_TAIL(&sc->sc_tx_pending, data, next); 2112253789Srpaulo buf += mlen; 2113253789Srpaulo len -= mlen; 2114253789Srpaulo } 2115253789Srpaulo usbd_transfer_start(sc->sc_xfer[RSU_BULK_TX_VO]); 2116253789Srpaulo 2117253789Srpaulo return (0); 2118253789Srpaulo} 2119253789Srpaulo 2120253789Srpaulostatic int 2121253789Srpaulorsu_load_firmware(struct rsu_softc *sc) 2122253789Srpaulo{ 2123253807Srpaulo const struct r92s_fw_hdr *hdr; 2124253789Srpaulo struct r92s_fw_priv *dmem; 2125253807Srpaulo const uint8_t *imem, *emem; 2126253789Srpaulo int imemsz, ememsz; 2127253789Srpaulo const struct firmware *fw; 2128253789Srpaulo size_t size; 2129253789Srpaulo uint32_t reg; 2130253789Srpaulo int ntries, error; 2131253789Srpaulo 2132253789Srpaulo RSU_UNLOCK(sc); 2133253789Srpaulo /* Read firmware image from the filesystem. */ 2134253789Srpaulo if ((fw = firmware_get("rsu-rtl8712fw")) == NULL) { 2135253789Srpaulo device_printf(sc->sc_dev, 2136253789Srpaulo "%s: failed load firmware of file rsu-rtl8712fw\n", 2137253789Srpaulo __func__); 2138253789Srpaulo RSU_LOCK(sc); 2139253789Srpaulo return (ENXIO); 2140253789Srpaulo } 2141253789Srpaulo RSU_LOCK(sc); 2142253789Srpaulo size = fw->datasize; 2143253789Srpaulo if (size < sizeof(*hdr)) { 2144253789Srpaulo device_printf(sc->sc_dev, "firmware too short\n"); 2145253789Srpaulo error = EINVAL; 2146253789Srpaulo goto fail; 2147253789Srpaulo } 2148253807Srpaulo hdr = (const struct r92s_fw_hdr *)fw->data; 2149253789Srpaulo if (hdr->signature != htole16(0x8712) && 2150253789Srpaulo hdr->signature != htole16(0x8192)) { 2151253789Srpaulo device_printf(sc->sc_dev, 2152253789Srpaulo "invalid firmware signature 0x%x\n", 2153253789Srpaulo le16toh(hdr->signature)); 2154253789Srpaulo error = EINVAL; 2155253789Srpaulo goto fail; 2156253789Srpaulo } 2157253789Srpaulo DPRINTF("FW V%d %02x-%02x %02x:%02x\n", le16toh(hdr->version), 2158253789Srpaulo hdr->month, hdr->day, hdr->hour, hdr->minute); 2159253789Srpaulo 2160253789Srpaulo /* Make sure that driver and firmware are in sync. */ 2161253789Srpaulo if (hdr->privsz != htole32(sizeof(*dmem))) { 2162253789Srpaulo device_printf(sc->sc_dev, "unsupported firmware image\n"); 2163253789Srpaulo error = EINVAL; 2164253789Srpaulo goto fail; 2165253789Srpaulo } 2166253789Srpaulo /* Get FW sections sizes. */ 2167253789Srpaulo imemsz = le32toh(hdr->imemsz); 2168253789Srpaulo ememsz = le32toh(hdr->sramsz); 2169253789Srpaulo /* Check that all FW sections fit in image. */ 2170253789Srpaulo if (size < sizeof(*hdr) + imemsz + ememsz) { 2171253789Srpaulo device_printf(sc->sc_dev, "firmware too short\n"); 2172253789Srpaulo error = EINVAL; 2173253789Srpaulo goto fail; 2174253789Srpaulo } 2175253807Srpaulo imem = (const uint8_t *)&hdr[1]; 2176253789Srpaulo emem = imem + imemsz; 2177253789Srpaulo 2178253789Srpaulo /* Load IMEM section. */ 2179253789Srpaulo error = rsu_fw_loadsection(sc, imem, imemsz); 2180253789Srpaulo if (error != 0) { 2181253789Srpaulo device_printf(sc->sc_dev, 2182253789Srpaulo "could not load firmware section %s\n", "IMEM"); 2183253789Srpaulo goto fail; 2184253789Srpaulo } 2185253789Srpaulo /* Wait for load to complete. */ 2186253789Srpaulo for (ntries = 0; ntries < 10; ntries++) { 2187253789Srpaulo usb_pause_mtx(&sc->sc_mtx, 10); 2188253789Srpaulo reg = rsu_read_2(sc, R92S_TCR); 2189253789Srpaulo if (reg & R92S_TCR_IMEM_CODE_DONE) 2190253789Srpaulo break; 2191253789Srpaulo } 2192253789Srpaulo if (ntries == 10 || !(reg & R92S_TCR_IMEM_CHK_RPT)) { 2193253789Srpaulo device_printf(sc->sc_dev, "timeout waiting for %s transfer\n", 2194253789Srpaulo "IMEM"); 2195253789Srpaulo error = ETIMEDOUT; 2196253789Srpaulo goto fail; 2197253789Srpaulo } 2198253789Srpaulo 2199253789Srpaulo /* Load EMEM section. */ 2200253789Srpaulo error = rsu_fw_loadsection(sc, emem, ememsz); 2201253789Srpaulo if (error != 0) { 2202253789Srpaulo device_printf(sc->sc_dev, 2203253789Srpaulo "could not load firmware section %s\n", "EMEM"); 2204253789Srpaulo goto fail; 2205253789Srpaulo } 2206253789Srpaulo /* Wait for load to complete. */ 2207253789Srpaulo for (ntries = 0; ntries < 10; ntries++) { 2208253789Srpaulo usb_pause_mtx(&sc->sc_mtx, 10); 2209253789Srpaulo reg = rsu_read_2(sc, R92S_TCR); 2210253789Srpaulo if (reg & R92S_TCR_EMEM_CODE_DONE) 2211253789Srpaulo break; 2212253789Srpaulo } 2213253789Srpaulo if (ntries == 10 || !(reg & R92S_TCR_EMEM_CHK_RPT)) { 2214253789Srpaulo device_printf(sc->sc_dev, "timeout waiting for %s transfer\n", 2215253789Srpaulo "EMEM"); 2216253789Srpaulo error = ETIMEDOUT; 2217253789Srpaulo goto fail; 2218253789Srpaulo } 2219253789Srpaulo 2220253789Srpaulo /* Enable CPU. */ 2221253789Srpaulo rsu_write_1(sc, R92S_SYS_CLKR, 2222253789Srpaulo rsu_read_1(sc, R92S_SYS_CLKR) | R92S_SYS_CPU_CLKSEL); 2223253789Srpaulo if (!(rsu_read_1(sc, R92S_SYS_CLKR) & R92S_SYS_CPU_CLKSEL)) { 2224253789Srpaulo device_printf(sc->sc_dev, "could not enable system clock\n"); 2225253789Srpaulo error = EIO; 2226253789Srpaulo goto fail; 2227253789Srpaulo } 2228253789Srpaulo rsu_write_2(sc, R92S_SYS_FUNC_EN, 2229253789Srpaulo rsu_read_2(sc, R92S_SYS_FUNC_EN) | R92S_FEN_CPUEN); 2230253789Srpaulo if (!(rsu_read_2(sc, R92S_SYS_FUNC_EN) & R92S_FEN_CPUEN)) { 2231253789Srpaulo device_printf(sc->sc_dev, 2232253789Srpaulo "could not enable microcontroller\n"); 2233253789Srpaulo error = EIO; 2234253789Srpaulo goto fail; 2235253789Srpaulo } 2236253789Srpaulo /* Wait for CPU to initialize. */ 2237253789Srpaulo for (ntries = 0; ntries < 100; ntries++) { 2238253789Srpaulo if (rsu_read_2(sc, R92S_TCR) & R92S_TCR_IMEM_RDY) 2239253789Srpaulo break; 2240253789Srpaulo DELAY(1000); 2241253789Srpaulo } 2242253789Srpaulo if (ntries == 100) { 2243253789Srpaulo device_printf(sc->sc_dev, 2244253789Srpaulo "timeout waiting for microcontroller\n"); 2245253789Srpaulo error = ETIMEDOUT; 2246253789Srpaulo goto fail; 2247253789Srpaulo } 2248253789Srpaulo 2249253789Srpaulo /* Update DMEM section before loading. */ 2250253807Srpaulo dmem = __DECONST(struct r92s_fw_priv *, &hdr->priv); 2251253789Srpaulo memset(dmem, 0, sizeof(*dmem)); 2252253789Srpaulo dmem->hci_sel = R92S_HCI_SEL_USB | R92S_HCI_SEL_8172; 2253253789Srpaulo dmem->nendpoints = sc->npipes; 2254253789Srpaulo dmem->rf_config = 0x12; /* 1T2R */ 2255253789Srpaulo dmem->vcs_type = R92S_VCS_TYPE_AUTO; 2256253789Srpaulo dmem->vcs_mode = R92S_VCS_MODE_RTS_CTS; 2257253789Srpaulo#ifdef notyet 2258253789Srpaulo dmem->bw40_en = (ic->ic_htcaps & IEEE80211_HTCAP_CBW20_40) != 0; 2259253789Srpaulo#endif 2260253789Srpaulo dmem->turbo_mode = 1; 2261253789Srpaulo /* Load DMEM section. */ 2262253789Srpaulo error = rsu_fw_loadsection(sc, (uint8_t *)dmem, sizeof(*dmem)); 2263253789Srpaulo if (error != 0) { 2264253789Srpaulo device_printf(sc->sc_dev, 2265253789Srpaulo "could not load firmware section %s\n", "DMEM"); 2266253789Srpaulo goto fail; 2267253789Srpaulo } 2268253789Srpaulo /* Wait for load to complete. */ 2269253789Srpaulo for (ntries = 0; ntries < 100; ntries++) { 2270253789Srpaulo if (rsu_read_2(sc, R92S_TCR) & R92S_TCR_DMEM_CODE_DONE) 2271253789Srpaulo break; 2272253789Srpaulo DELAY(1000); 2273253789Srpaulo } 2274253789Srpaulo if (ntries == 100) { 2275253789Srpaulo device_printf(sc->sc_dev, "timeout waiting for %s transfer\n", 2276253789Srpaulo "DMEM"); 2277253789Srpaulo error = ETIMEDOUT; 2278253789Srpaulo goto fail; 2279253789Srpaulo } 2280253789Srpaulo /* Wait for firmware readiness. */ 2281253789Srpaulo for (ntries = 0; ntries < 60; ntries++) { 2282253789Srpaulo if (!(rsu_read_2(sc, R92S_TCR) & R92S_TCR_FWRDY)) 2283253789Srpaulo break; 2284253789Srpaulo DELAY(1000); 2285253789Srpaulo } 2286253789Srpaulo if (ntries == 60) { 2287253789Srpaulo device_printf(sc->sc_dev, 2288253789Srpaulo "timeout waiting for firmware readiness\n"); 2289253789Srpaulo error = ETIMEDOUT; 2290253789Srpaulo goto fail; 2291253789Srpaulo } 2292253789Srpaulo fail: 2293253789Srpaulo firmware_put(fw, FIRMWARE_UNLOAD); 2294253789Srpaulo return (error); 2295253789Srpaulo} 2296253789Srpaulo 2297253789Srpaulo 2298253789Srpaulostatic int 2299253789Srpaulorsu_raw_xmit(struct ieee80211_node *ni, struct mbuf *m, 2300253789Srpaulo const struct ieee80211_bpf_params *params) 2301253789Srpaulo{ 2302253789Srpaulo struct ieee80211com *ic = ni->ni_ic; 2303253789Srpaulo struct ifnet *ifp = ic->ic_ifp; 2304253789Srpaulo struct rsu_softc *sc = ifp->if_softc; 2305253789Srpaulo struct rsu_data *bf; 2306253789Srpaulo 2307253789Srpaulo /* prevent management frames from being sent if we're not ready */ 2308253789Srpaulo if (!(ifp->if_drv_flags & IFF_DRV_RUNNING)) { 2309253789Srpaulo m_freem(m); 2310253789Srpaulo ieee80211_free_node(ni); 2311253789Srpaulo return (ENETDOWN); 2312253789Srpaulo } 2313253789Srpaulo RSU_LOCK(sc); 2314253789Srpaulo bf = rsu_getbuf(sc); 2315253789Srpaulo if (bf == NULL) { 2316253789Srpaulo ieee80211_free_node(ni); 2317253789Srpaulo m_freem(m); 2318253789Srpaulo RSU_UNLOCK(sc); 2319253789Srpaulo return (ENOBUFS); 2320253789Srpaulo } 2321253789Srpaulo ifp->if_opackets++; 2322253789Srpaulo if (rsu_tx_start(sc, ni, m, bf) != 0) { 2323253789Srpaulo ieee80211_free_node(ni); 2324253789Srpaulo ifp->if_oerrors++; 2325253789Srpaulo STAILQ_INSERT_HEAD(&sc->sc_tx_inactive, bf, next); 2326253789Srpaulo RSU_UNLOCK(sc); 2327253789Srpaulo return (EIO); 2328253789Srpaulo } 2329253789Srpaulo RSU_UNLOCK(sc); 2330253789Srpaulo sc->sc_tx_timer = 5; 2331253789Srpaulo 2332253789Srpaulo return (0); 2333253789Srpaulo} 2334253789Srpaulo 2335253789Srpaulostatic void 2336253789Srpaulorsu_init(void *arg) 2337253789Srpaulo{ 2338253789Srpaulo struct rsu_softc *sc = arg; 2339253789Srpaulo 2340253789Srpaulo RSU_LOCK(sc); 2341253789Srpaulo rsu_init_locked(arg); 2342253789Srpaulo RSU_UNLOCK(sc); 2343253789Srpaulo} 2344253789Srpaulo 2345253789Srpaulostatic void 2346253789Srpaulorsu_init_locked(struct rsu_softc *sc) 2347253789Srpaulo{ 2348253789Srpaulo struct ifnet *ifp = sc->sc_ifp; 2349253789Srpaulo struct r92s_set_pwr_mode cmd; 2350253789Srpaulo int error; 2351253789Srpaulo 2352253789Srpaulo /* Init host async commands ring. */ 2353253789Srpaulo sc->cmdq.cur = sc->cmdq.next = sc->cmdq.queued = 0; 2354253789Srpaulo 2355253789Srpaulo /* Allocate Tx/Rx buffers. */ 2356253789Srpaulo error = rsu_alloc_rx_list(sc); 2357253789Srpaulo if (error != 0) { 2358253789Srpaulo device_printf(sc->sc_dev, "could not allocate Rx buffers\n"); 2359253789Srpaulo return; 2360253789Srpaulo } 2361253789Srpaulo error = rsu_alloc_tx_list(sc); 2362253789Srpaulo if (error != 0) { 2363253789Srpaulo device_printf(sc->sc_dev, "could not allocate Tx buffers\n"); 2364253789Srpaulo rsu_free_rx_list(sc); 2365253789Srpaulo return; 2366253789Srpaulo } 2367253789Srpaulo /* Power on adapter. */ 2368253789Srpaulo if (sc->cut == 1) 2369253789Srpaulo rsu_power_on_acut(sc); 2370253789Srpaulo else 2371253789Srpaulo rsu_power_on_bcut(sc); 2372253789Srpaulo /* Load firmware. */ 2373253789Srpaulo error = rsu_load_firmware(sc); 2374253789Srpaulo if (error != 0) 2375253789Srpaulo goto fail; 2376253789Srpaulo 2377253789Srpaulo /* Enable Rx TCP checksum offload. */ 2378253789Srpaulo rsu_write_4(sc, R92S_RCR, 2379253789Srpaulo rsu_read_4(sc, R92S_RCR) | 0x04000000); 2380253789Srpaulo /* Append PHY status. */ 2381253789Srpaulo rsu_write_4(sc, R92S_RCR, 2382253789Srpaulo rsu_read_4(sc, R92S_RCR) | 0x02000000); 2383253789Srpaulo 2384253789Srpaulo rsu_write_4(sc, R92S_CR, 2385253789Srpaulo rsu_read_4(sc, R92S_CR) & ~0xff000000); 2386253789Srpaulo 2387253789Srpaulo /* Use 128 bytes pages. */ 2388253789Srpaulo rsu_write_1(sc, 0x00b5, 2389253789Srpaulo rsu_read_1(sc, 0x00b5) | 0x01); 2390253789Srpaulo /* Enable USB Rx aggregation. */ 2391253789Srpaulo rsu_write_1(sc, 0x00bd, 2392253789Srpaulo rsu_read_1(sc, 0x00bd) | 0x80); 2393253789Srpaulo /* Set USB Rx aggregation threshold. */ 2394253789Srpaulo rsu_write_1(sc, 0x00d9, 0x01); 2395253789Srpaulo /* Set USB Rx aggregation timeout (1.7ms/4). */ 2396253789Srpaulo rsu_write_1(sc, 0xfe5b, 0x04); 2397253789Srpaulo /* Fix USB Rx FIFO issue. */ 2398253789Srpaulo rsu_write_1(sc, 0xfe5c, 2399253789Srpaulo rsu_read_1(sc, 0xfe5c) | 0x80); 2400253789Srpaulo 2401253789Srpaulo /* Set MAC address. */ 2402253789Srpaulo rsu_write_region_1(sc, R92S_MACID, IF_LLADDR(ifp), 2403253789Srpaulo IEEE80211_ADDR_LEN); 2404253789Srpaulo 2405253789Srpaulo /* NB: it really takes that long for firmware to boot. */ 2406253789Srpaulo usb_pause_mtx(&sc->sc_mtx, 1500); 2407253789Srpaulo 2408253789Srpaulo DPRINTF("setting MAC address to %s\n", ether_sprintf(IF_LLADDR(ifp))); 2409253789Srpaulo error = rsu_fw_cmd(sc, R92S_CMD_SET_MAC_ADDRESS, IF_LLADDR(ifp), 2410253789Srpaulo IEEE80211_ADDR_LEN); 2411253789Srpaulo if (error != 0) { 2412253789Srpaulo device_printf(sc->sc_dev, "could not set MAC address\n"); 2413253789Srpaulo goto fail; 2414253789Srpaulo } 2415253789Srpaulo 2416253789Srpaulo rsu_write_1(sc, R92S_USB_HRPWM, 2417253789Srpaulo R92S_USB_HRPWM_PS_ST_ACTIVE | R92S_USB_HRPWM_PS_ALL_ON); 2418253789Srpaulo 2419253789Srpaulo memset(&cmd, 0, sizeof(cmd)); 2420253789Srpaulo cmd.mode = R92S_PS_MODE_ACTIVE; 2421253789Srpaulo DPRINTF("setting ps mode to %d\n", cmd.mode); 2422253789Srpaulo error = rsu_fw_cmd(sc, R92S_CMD_SET_PWR_MODE, &cmd, sizeof(cmd)); 2423253789Srpaulo if (error != 0) { 2424253789Srpaulo device_printf(sc->sc_dev, "could not set PS mode\n"); 2425253789Srpaulo goto fail; 2426253789Srpaulo } 2427253789Srpaulo 2428253789Srpaulo#if 0 2429253789Srpaulo if (ic->ic_htcaps & IEEE80211_HTCAP_CBW20_40) { 2430253789Srpaulo /* Enable 40MHz mode. */ 2431253789Srpaulo error = rsu_fw_iocmd(sc, 2432253789Srpaulo SM(R92S_IOCMD_CLASS, 0xf4) | 2433253789Srpaulo SM(R92S_IOCMD_INDEX, 0x00) | 2434253789Srpaulo SM(R92S_IOCMD_VALUE, 0x0007)); 2435253789Srpaulo if (error != 0) { 2436253789Srpaulo device_printf(sc->sc_dev, 2437253789Srpaulo "could not enable 40MHz mode\n"); 2438253789Srpaulo goto fail; 2439253789Srpaulo } 2440253789Srpaulo } 2441253789Srpaulo 2442253789Srpaulo /* Set default channel. */ 2443253789Srpaulo ic->ic_bss->ni_chan = ic->ic_ibss_chan; 2444253789Srpaulo#endif 2445253789Srpaulo sc->scan_pass = 0; 2446253789Srpaulo usbd_transfer_start(sc->sc_xfer[RSU_BULK_RX]); 2447253789Srpaulo 2448253789Srpaulo /* We're ready to go. */ 2449253789Srpaulo ifp->if_drv_flags &= ~IFF_DRV_OACTIVE; 2450253789Srpaulo ifp->if_drv_flags |= IFF_DRV_RUNNING; 2451253789Srpaulo 2452253789Srpaulo callout_reset(&sc->sc_watchdog_ch, hz, rsu_watchdog, sc); 2453253789Srpaulo 2454253789Srpaulo return; 2455253789Srpaulofail: 2456253789Srpaulo rsu_free_rx_list(sc); 2457253789Srpaulo rsu_free_tx_list(sc); 2458253789Srpaulo return; 2459253789Srpaulo} 2460253789Srpaulo 2461253789Srpaulostatic void 2462253789Srpaulorsu_stop(struct ifnet *ifp, int disable) 2463253789Srpaulo{ 2464253789Srpaulo struct rsu_softc *sc = ifp->if_softc; 2465253789Srpaulo 2466253789Srpaulo RSU_LOCK(sc); 2467253789Srpaulo rsu_stop_locked(ifp, disable); 2468253789Srpaulo RSU_UNLOCK(sc); 2469253789Srpaulo} 2470253789Srpaulo 2471253789Srpaulostatic void 2472253789Srpaulorsu_stop_locked(struct ifnet *ifp, int disable __unused) 2473253789Srpaulo{ 2474253789Srpaulo struct rsu_softc *sc = ifp->if_softc; 2475253789Srpaulo int i; 2476253789Srpaulo 2477253789Srpaulo ifp->if_drv_flags &= ~(IFF_DRV_RUNNING | IFF_DRV_OACTIVE); 2478253789Srpaulo callout_stop(&sc->sc_watchdog_ch); 2479253789Srpaulo sc->sc_calibrating = 0; 2480253789Srpaulo taskqueue_cancel_timeout(taskqueue_thread, &sc->calib_task, NULL); 2481253789Srpaulo 2482253789Srpaulo /* Power off adapter. */ 2483253789Srpaulo rsu_power_off(sc); 2484253789Srpaulo 2485253789Srpaulo for (i = 0; i < RSU_N_TRANSFER; i++) 2486253789Srpaulo usbd_transfer_stop(sc->sc_xfer[i]); 2487253789Srpaulo} 2488253789Srpaulo 2489