if_rsu.c revision 287763
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 287763 2015-09-13 19:17:26Z adrian $"); 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 */ 29287727Sadrian 30253789Srpaulo#include <sys/param.h> 31253789Srpaulo#include <sys/endian.h> 32253789Srpaulo#include <sys/sockio.h> 33253789Srpaulo#include <sys/mbuf.h> 34253789Srpaulo#include <sys/kernel.h> 35253789Srpaulo#include <sys/socket.h> 36253789Srpaulo#include <sys/systm.h> 37253789Srpaulo#include <sys/conf.h> 38253789Srpaulo#include <sys/bus.h> 39253789Srpaulo#include <sys/rman.h> 40253789Srpaulo#include <sys/firmware.h> 41253789Srpaulo#include <sys/module.h> 42253789Srpaulo 43253789Srpaulo#include <machine/bus.h> 44253789Srpaulo#include <machine/resource.h> 45253789Srpaulo 46253789Srpaulo#include <net/bpf.h> 47253789Srpaulo#include <net/if.h> 48257176Sglebius#include <net/if_var.h> 49253789Srpaulo#include <net/if_arp.h> 50253789Srpaulo#include <net/if_dl.h> 51253789Srpaulo#include <net/if_media.h> 52253789Srpaulo#include <net/if_types.h> 53253789Srpaulo 54253789Srpaulo#include <netinet/in.h> 55253789Srpaulo#include <netinet/in_systm.h> 56253789Srpaulo#include <netinet/in_var.h> 57253789Srpaulo#include <netinet/if_ether.h> 58253789Srpaulo#include <netinet/ip.h> 59253789Srpaulo 60253789Srpaulo#include <net80211/ieee80211_var.h> 61253789Srpaulo#include <net80211/ieee80211_regdomain.h> 62253789Srpaulo#include <net80211/ieee80211_radiotap.h> 63253789Srpaulo 64253789Srpaulo#include <dev/usb/usb.h> 65253789Srpaulo#include <dev/usb/usbdi.h> 66253789Srpaulo#include "usbdevs.h" 67253789Srpaulo 68253789Srpaulo#define USB_DEBUG_VAR rsu_debug 69253789Srpaulo#include <dev/usb/usb_debug.h> 70253789Srpaulo 71253789Srpaulo#include <dev/usb/wlan/if_rsureg.h> 72253789Srpaulo 73253789Srpaulo#ifdef USB_DEBUG 74253789Srpaulostatic int rsu_debug = 0; 75253789SrpauloSYSCTL_NODE(_hw_usb, OID_AUTO, rsu, CTLFLAG_RW, 0, "USB rsu"); 76276701ShselaskySYSCTL_INT(_hw_usb_rsu, OID_AUTO, debug, CTLFLAG_RWTUN, &rsu_debug, 0, 77253789Srpaulo "Debug level"); 78287727Sadrian#define RSU_DPRINTF(_sc, _flg, ...) \ 79287727Sadrian do \ 80287727Sadrian if (((_flg) == (RSU_DEBUG_ANY)) || (rsu_debug & (_flg))) \ 81287727Sadrian device_printf((_sc)->sc_dev, __VA_ARGS__); \ 82287727Sadrian while (0) 83287727Sadrian#else 84287727Sadrian#define RSU_DPRINTF(_sc, _flg, ...) 85253789Srpaulo#endif 86253789Srpaulo 87287727Sadrian#define RSU_DEBUG_ANY 0xffffffff 88287727Sadrian#define RSU_DEBUG_TX 0x00000001 89287727Sadrian#define RSU_DEBUG_RX 0x00000002 90287727Sadrian#define RSU_DEBUG_RESET 0x00000004 91287727Sadrian#define RSU_DEBUG_CALIB 0x00000008 92287727Sadrian#define RSU_DEBUG_STATE 0x00000010 93287727Sadrian#define RSU_DEBUG_SCAN 0x00000020 94287727Sadrian#define RSU_DEBUG_FWCMD 0x00000040 95287727Sadrian#define RSU_DEBUG_TXDONE 0x00000080 96287727Sadrian#define RSU_DEBUG_FW 0x00000100 97287727Sadrian#define RSU_DEBUG_FWDBG 0x00000200 98287727Sadrian 99253789Srpaulostatic const STRUCT_USB_HOST_ID rsu_devs[] = { 100253789Srpaulo#define RSU_HT_NOT_SUPPORTED 0 101253789Srpaulo#define RSU_HT_SUPPORTED 1 102253789Srpaulo#define RSU_DEV_HT(v,p) { USB_VPI(USB_VENDOR_##v, USB_PRODUCT_##v##_##p, \ 103253789Srpaulo RSU_HT_SUPPORTED) } 104253789Srpaulo#define RSU_DEV(v,p) { USB_VPI(USB_VENDOR_##v, USB_PRODUCT_##v##_##p, \ 105253789Srpaulo RSU_HT_NOT_SUPPORTED) } 106253789Srpaulo RSU_DEV(ASUS, RTL8192SU), 107253789Srpaulo RSU_DEV(AZUREWAVE, RTL8192SU_4), 108253789Srpaulo RSU_DEV_HT(ACCTON, RTL8192SU), 109253789Srpaulo RSU_DEV_HT(ASUS, USBN10), 110253789Srpaulo RSU_DEV_HT(AZUREWAVE, RTL8192SU_1), 111253789Srpaulo RSU_DEV_HT(AZUREWAVE, RTL8192SU_2), 112253789Srpaulo RSU_DEV_HT(AZUREWAVE, RTL8192SU_3), 113253789Srpaulo RSU_DEV_HT(AZUREWAVE, RTL8192SU_5), 114253789Srpaulo RSU_DEV_HT(BELKIN, RTL8192SU_1), 115253789Srpaulo RSU_DEV_HT(BELKIN, RTL8192SU_2), 116253789Srpaulo RSU_DEV_HT(BELKIN, RTL8192SU_3), 117253789Srpaulo RSU_DEV_HT(CONCEPTRONIC2, RTL8192SU_1), 118253789Srpaulo RSU_DEV_HT(CONCEPTRONIC2, RTL8192SU_2), 119253789Srpaulo RSU_DEV_HT(CONCEPTRONIC2, RTL8192SU_3), 120253789Srpaulo RSU_DEV_HT(COREGA, RTL8192SU), 121253789Srpaulo RSU_DEV_HT(DLINK2, DWA131A1), 122253789Srpaulo RSU_DEV_HT(DLINK2, RTL8192SU_1), 123253789Srpaulo RSU_DEV_HT(DLINK2, RTL8192SU_2), 124253789Srpaulo RSU_DEV_HT(EDIMAX, RTL8192SU_1), 125253789Srpaulo RSU_DEV_HT(EDIMAX, RTL8192SU_2), 126258028Skevlo RSU_DEV_HT(EDIMAX, EW7622UMN), 127253789Srpaulo RSU_DEV_HT(GUILLEMOT, HWGUN54), 128253789Srpaulo RSU_DEV_HT(GUILLEMOT, HWNUM300), 129253789Srpaulo RSU_DEV_HT(HAWKING, RTL8192SU_1), 130253789Srpaulo RSU_DEV_HT(HAWKING, RTL8192SU_2), 131253789Srpaulo RSU_DEV_HT(PLANEX2, GWUSNANO), 132253789Srpaulo RSU_DEV_HT(REALTEK, RTL8171), 133253789Srpaulo RSU_DEV_HT(REALTEK, RTL8172), 134253789Srpaulo RSU_DEV_HT(REALTEK, RTL8173), 135253789Srpaulo RSU_DEV_HT(REALTEK, RTL8174), 136253789Srpaulo RSU_DEV_HT(REALTEK, RTL8192SU), 137253789Srpaulo RSU_DEV_HT(REALTEK, RTL8712), 138253789Srpaulo RSU_DEV_HT(REALTEK, RTL8713), 139253789Srpaulo RSU_DEV_HT(SENAO, RTL8192SU_1), 140253789Srpaulo RSU_DEV_HT(SENAO, RTL8192SU_2), 141253789Srpaulo RSU_DEV_HT(SITECOMEU, WL349V1), 142253789Srpaulo RSU_DEV_HT(SITECOMEU, WL353), 143253789Srpaulo RSU_DEV_HT(SWEEX2, LW154), 144274684Skevlo RSU_DEV_HT(TRENDNET, TEW646UBH), 145253789Srpaulo#undef RSU_DEV_HT 146253789Srpaulo#undef RSU_DEV 147253789Srpaulo}; 148253789Srpaulo 149253789Srpaulostatic device_probe_t rsu_match; 150253789Srpaulostatic device_attach_t rsu_attach; 151253789Srpaulostatic device_detach_t rsu_detach; 152267041Shselaskystatic usb_callback_t rsu_bulk_tx_callback_be_bk; 153267041Shselaskystatic usb_callback_t rsu_bulk_tx_callback_vi_vo; 154253789Srpaulostatic usb_callback_t rsu_bulk_rx_callback; 155253789Srpaulostatic usb_error_t rsu_do_request(struct rsu_softc *, 156253789Srpaulo struct usb_device_request *, void *); 157253789Srpaulostatic struct ieee80211vap * 158253789Srpaulo rsu_vap_create(struct ieee80211com *, const char name[], 159253789Srpaulo int, enum ieee80211_opmode, int, const uint8_t bssid[], 160253789Srpaulo const uint8_t mac[]); 161253789Srpaulostatic void rsu_vap_delete(struct ieee80211vap *); 162253789Srpaulostatic void rsu_scan_start(struct ieee80211com *); 163253789Srpaulostatic void rsu_scan_end(struct ieee80211com *); 164253789Srpaulostatic void rsu_set_channel(struct ieee80211com *); 165283540Sglebiusstatic void rsu_update_mcast(struct ieee80211com *); 166253789Srpaulostatic int rsu_alloc_rx_list(struct rsu_softc *); 167253789Srpaulostatic void rsu_free_rx_list(struct rsu_softc *); 168253789Srpaulostatic int rsu_alloc_tx_list(struct rsu_softc *); 169253789Srpaulostatic void rsu_free_tx_list(struct rsu_softc *); 170253789Srpaulostatic void rsu_free_list(struct rsu_softc *, struct rsu_data [], int); 171253789Srpaulostatic struct rsu_data *_rsu_getbuf(struct rsu_softc *); 172253789Srpaulostatic struct rsu_data *rsu_getbuf(struct rsu_softc *); 173253789Srpaulostatic int rsu_write_region_1(struct rsu_softc *, uint16_t, uint8_t *, 174253789Srpaulo int); 175253789Srpaulostatic void rsu_write_1(struct rsu_softc *, uint16_t, uint8_t); 176253789Srpaulostatic void rsu_write_2(struct rsu_softc *, uint16_t, uint16_t); 177253789Srpaulostatic void rsu_write_4(struct rsu_softc *, uint16_t, uint32_t); 178253789Srpaulostatic int rsu_read_region_1(struct rsu_softc *, uint16_t, uint8_t *, 179253789Srpaulo int); 180253789Srpaulostatic uint8_t rsu_read_1(struct rsu_softc *, uint16_t); 181253789Srpaulostatic uint16_t rsu_read_2(struct rsu_softc *, uint16_t); 182253789Srpaulostatic uint32_t rsu_read_4(struct rsu_softc *, uint16_t); 183253789Srpaulostatic int rsu_fw_iocmd(struct rsu_softc *, uint32_t); 184253789Srpaulostatic uint8_t rsu_efuse_read_1(struct rsu_softc *, uint16_t); 185253789Srpaulostatic int rsu_read_rom(struct rsu_softc *); 186253789Srpaulostatic int rsu_fw_cmd(struct rsu_softc *, uint8_t, void *, int); 187253789Srpaulostatic void rsu_calib_task(void *, int); 188253789Srpaulostatic int rsu_newstate(struct ieee80211vap *, enum ieee80211_state, int); 189253789Srpaulo#ifdef notyet 190253789Srpaulostatic void rsu_set_key(struct rsu_softc *, const struct ieee80211_key *); 191253789Srpaulostatic void rsu_delete_key(struct rsu_softc *, const struct ieee80211_key *); 192253789Srpaulo#endif 193253789Srpaulostatic int rsu_site_survey(struct rsu_softc *, struct ieee80211vap *); 194253789Srpaulostatic int rsu_join_bss(struct rsu_softc *, struct ieee80211_node *); 195253789Srpaulostatic int rsu_disconnect(struct rsu_softc *); 196253789Srpaulostatic void rsu_event_survey(struct rsu_softc *, uint8_t *, int); 197253789Srpaulostatic void rsu_event_join_bss(struct rsu_softc *, uint8_t *, int); 198253789Srpaulostatic void rsu_rx_event(struct rsu_softc *, uint8_t, uint8_t *, int); 199253789Srpaulostatic void rsu_rx_multi_event(struct rsu_softc *, uint8_t *, int); 200253789Srpaulostatic int8_t rsu_get_rssi(struct rsu_softc *, int, void *); 201253789Srpaulostatic struct mbuf * 202253789Srpaulo rsu_rx_frame(struct rsu_softc *, uint8_t *, int, int *); 203253789Srpaulostatic struct mbuf * 204253789Srpaulo rsu_rx_multi_frame(struct rsu_softc *, uint8_t *, int, int *); 205253789Srpaulostatic struct mbuf * 206253789Srpaulo rsu_rxeof(struct usb_xfer *, struct rsu_data *, int *); 207253789Srpaulostatic void rsu_txeof(struct usb_xfer *, struct rsu_data *); 208253789Srpaulostatic int rsu_raw_xmit(struct ieee80211_node *, struct mbuf *, 209253789Srpaulo const struct ieee80211_bpf_params *); 210287197Sglebiusstatic void rsu_init(struct rsu_softc *); 211253789Srpaulostatic int rsu_tx_start(struct rsu_softc *, struct ieee80211_node *, 212266505Shselasky struct mbuf *, struct rsu_data *); 213287197Sglebiusstatic int rsu_transmit(struct ieee80211com *, struct mbuf *); 214287197Sglebiusstatic void rsu_start(struct rsu_softc *); 215287197Sglebiusstatic void rsu_parent(struct ieee80211com *); 216287197Sglebiusstatic void rsu_stop(struct rsu_softc *); 217266471Shselaskystatic void rsu_ms_delay(struct rsu_softc *); 218253789Srpaulo 219253789Srpaulostatic device_method_t rsu_methods[] = { 220253789Srpaulo DEVMETHOD(device_probe, rsu_match), 221253789Srpaulo DEVMETHOD(device_attach, rsu_attach), 222253789Srpaulo DEVMETHOD(device_detach, rsu_detach), 223253789Srpaulo 224253789Srpaulo DEVMETHOD_END 225253789Srpaulo}; 226253789Srpaulo 227253789Srpaulostatic driver_t rsu_driver = { 228253789Srpaulo .name = "rsu", 229253789Srpaulo .methods = rsu_methods, 230253789Srpaulo .size = sizeof(struct rsu_softc) 231253789Srpaulo}; 232253789Srpaulo 233253789Srpaulostatic devclass_t rsu_devclass; 234253789Srpaulo 235253789SrpauloDRIVER_MODULE(rsu, uhub, rsu_driver, rsu_devclass, NULL, 0); 236253789SrpauloMODULE_DEPEND(rsu, wlan, 1, 1, 1); 237253789SrpauloMODULE_DEPEND(rsu, usb, 1, 1, 1); 238253789SrpauloMODULE_DEPEND(rsu, firmware, 1, 1, 1); 239253789SrpauloMODULE_VERSION(rsu, 1); 240253789Srpaulo 241267041Shselaskystatic uint8_t rsu_wme_ac_xfer_map[4] = { 242267041Shselasky [WME_AC_BE] = RSU_BULK_TX_BE_BK, 243267041Shselasky [WME_AC_BK] = RSU_BULK_TX_BE_BK, 244267041Shselasky [WME_AC_VI] = RSU_BULK_TX_VI_VO, 245267041Shselasky [WME_AC_VO] = RSU_BULK_TX_VI_VO, 246267041Shselasky}; 247267041Shselasky 248253789Srpaulostatic const struct usb_config rsu_config[RSU_N_TRANSFER] = { 249253789Srpaulo [RSU_BULK_RX] = { 250253789Srpaulo .type = UE_BULK, 251253789Srpaulo .endpoint = UE_ADDR_ANY, 252253789Srpaulo .direction = UE_DIR_IN, 253253789Srpaulo .bufsize = RSU_RXBUFSZ, 254253789Srpaulo .flags = { 255253789Srpaulo .pipe_bof = 1, 256253789Srpaulo .short_xfer_ok = 1 257253789Srpaulo }, 258253789Srpaulo .callback = rsu_bulk_rx_callback 259253789Srpaulo }, 260267041Shselasky [RSU_BULK_TX_BE_BK] = { 261253789Srpaulo .type = UE_BULK, 262253789Srpaulo .endpoint = 0x06, 263253789Srpaulo .direction = UE_DIR_OUT, 264253789Srpaulo .bufsize = RSU_TXBUFSZ, 265253789Srpaulo .flags = { 266253789Srpaulo .ext_buffer = 1, 267253789Srpaulo .pipe_bof = 1, 268253789Srpaulo .force_short_xfer = 1 269253789Srpaulo }, 270267041Shselasky .callback = rsu_bulk_tx_callback_be_bk, 271253789Srpaulo .timeout = RSU_TX_TIMEOUT 272253789Srpaulo }, 273267041Shselasky [RSU_BULK_TX_VI_VO] = { 274253789Srpaulo .type = UE_BULK, 275253789Srpaulo .endpoint = 0x04, 276253789Srpaulo .direction = UE_DIR_OUT, 277253789Srpaulo .bufsize = RSU_TXBUFSZ, 278253789Srpaulo .flags = { 279253789Srpaulo .ext_buffer = 1, 280253789Srpaulo .pipe_bof = 1, 281253789Srpaulo .force_short_xfer = 1 282253789Srpaulo }, 283267041Shselasky .callback = rsu_bulk_tx_callback_vi_vo, 284253789Srpaulo .timeout = RSU_TX_TIMEOUT 285253789Srpaulo }, 286253789Srpaulo}; 287253789Srpaulo 288253789Srpaulostatic int 289253789Srpaulorsu_match(device_t self) 290253789Srpaulo{ 291253789Srpaulo struct usb_attach_arg *uaa = device_get_ivars(self); 292253789Srpaulo 293253789Srpaulo if (uaa->usb_mode != USB_MODE_HOST || 294253789Srpaulo uaa->info.bIfaceIndex != 0 || 295253789Srpaulo uaa->info.bConfigIndex != 0) 296253789Srpaulo return (ENXIO); 297253789Srpaulo 298253789Srpaulo return (usbd_lookup_id_by_uaa(rsu_devs, sizeof(rsu_devs), uaa)); 299253789Srpaulo} 300253789Srpaulo 301253789Srpaulostatic int 302287763Sadrianrsu_send_mgmt(struct ieee80211_node *ni, int type, int arg) 303287763Sadrian{ 304287763Sadrian 305287763Sadrian return (ENOTSUP); 306287763Sadrian} 307287763Sadrian 308287763Sadrianstatic int 309253789Srpaulorsu_attach(device_t self) 310253789Srpaulo{ 311253789Srpaulo struct usb_attach_arg *uaa = device_get_ivars(self); 312253789Srpaulo struct rsu_softc *sc = device_get_softc(self); 313287197Sglebius struct ieee80211com *ic = &sc->sc_ic; 314253789Srpaulo int error; 315253789Srpaulo uint8_t iface_index, bands; 316253789Srpaulo 317253789Srpaulo device_set_usb_desc(self); 318253789Srpaulo sc->sc_udev = uaa->device; 319253789Srpaulo sc->sc_dev = self; 320253789Srpaulo 321253789Srpaulo mtx_init(&sc->sc_mtx, device_get_nameunit(self), MTX_NETWORK_LOCK, 322253789Srpaulo MTX_DEF); 323253789Srpaulo TIMEOUT_TASK_INIT(taskqueue_thread, &sc->calib_task, 0, 324253789Srpaulo rsu_calib_task, sc); 325287197Sglebius mbufq_init(&sc->sc_snd, ifqmaxlen); 326253789Srpaulo 327266535Shselasky /* Allocate Tx/Rx buffers. */ 328266535Shselasky error = rsu_alloc_rx_list(sc); 329266535Shselasky if (error != 0) { 330266535Shselasky device_printf(sc->sc_dev, "could not allocate Rx buffers\n"); 331266535Shselasky goto fail_usb; 332266535Shselasky } 333266535Shselasky 334266535Shselasky error = rsu_alloc_tx_list(sc); 335266535Shselasky if (error != 0) { 336266535Shselasky device_printf(sc->sc_dev, "could not allocate Tx buffers\n"); 337266535Shselasky rsu_free_rx_list(sc); 338266535Shselasky goto fail_usb; 339266535Shselasky } 340266535Shselasky 341253789Srpaulo iface_index = 0; 342253789Srpaulo error = usbd_transfer_setup(uaa->device, &iface_index, sc->sc_xfer, 343253789Srpaulo rsu_config, RSU_N_TRANSFER, sc, &sc->sc_mtx); 344253789Srpaulo if (error) { 345253789Srpaulo device_printf(sc->sc_dev, 346253789Srpaulo "could not allocate USB transfers, err=%s\n", 347253789Srpaulo usbd_errstr(error)); 348253831Srpaulo goto fail_usb; 349253789Srpaulo } 350253789Srpaulo RSU_LOCK(sc); 351253789Srpaulo /* Read chip revision. */ 352253789Srpaulo sc->cut = MS(rsu_read_4(sc, R92S_PMC_FSM), R92S_PMC_FSM_CUT); 353253789Srpaulo if (sc->cut != 3) 354253789Srpaulo sc->cut = (sc->cut >> 1) + 1; 355253789Srpaulo error = rsu_read_rom(sc); 356276611Shselasky RSU_UNLOCK(sc); 357253789Srpaulo if (error != 0) { 358253789Srpaulo device_printf(self, "could not read ROM\n"); 359253831Srpaulo goto fail_rom; 360253789Srpaulo } 361287197Sglebius IEEE80211_ADDR_COPY(ic->ic_macaddr, &sc->rom[0x12]); 362253789Srpaulo device_printf(self, "MAC/BB RTL8712 cut %d\n", sc->cut); 363253789Srpaulo 364283537Sglebius ic->ic_softc = sc; 365283527Sglebius ic->ic_name = device_get_nameunit(self); 366253789Srpaulo ic->ic_phytype = IEEE80211_T_OFDM; /* Not only, but not used. */ 367253789Srpaulo ic->ic_opmode = IEEE80211_M_STA; /* Default to BSS mode. */ 368253789Srpaulo 369253789Srpaulo /* Set device capabilities. */ 370253789Srpaulo ic->ic_caps = 371253789Srpaulo IEEE80211_C_STA | /* station mode */ 372287727Sadrian#if 0 373253789Srpaulo IEEE80211_C_BGSCAN | /* Background scan. */ 374287727Sadrian#endif 375253789Srpaulo IEEE80211_C_SHPREAMBLE | /* Short preamble supported. */ 376253789Srpaulo IEEE80211_C_SHSLOT | /* Short slot time supported. */ 377253789Srpaulo IEEE80211_C_WPA; /* WPA/RSN. */ 378253789Srpaulo 379253789Srpaulo#if 0 380253789Srpaulo /* Check if HT support is present. */ 381253789Srpaulo if (usb_lookup(rsu_devs_noht, uaa->vendor, uaa->product) == NULL) { 382253789Srpaulo /* Set HT capabilities. */ 383253789Srpaulo ic->ic_htcaps = 384253789Srpaulo IEEE80211_HTCAP_CBW20_40 | 385253789Srpaulo IEEE80211_HTCAP_DSSSCCK40; 386253789Srpaulo /* Set supported HT rates. */ 387253789Srpaulo for (i = 0; i < 2; i++) 388253789Srpaulo ic->ic_sup_mcs[i] = 0xff; 389253789Srpaulo } 390253789Srpaulo#endif 391253789Srpaulo 392253789Srpaulo /* Set supported .11b and .11g rates. */ 393253789Srpaulo bands = 0; 394253789Srpaulo setbit(&bands, IEEE80211_MODE_11B); 395253789Srpaulo setbit(&bands, IEEE80211_MODE_11G); 396253789Srpaulo ieee80211_init_channels(ic, NULL, &bands); 397253789Srpaulo 398287197Sglebius ieee80211_ifattach(ic); 399253789Srpaulo ic->ic_raw_xmit = rsu_raw_xmit; 400253789Srpaulo ic->ic_scan_start = rsu_scan_start; 401253789Srpaulo ic->ic_scan_end = rsu_scan_end; 402253789Srpaulo ic->ic_set_channel = rsu_set_channel; 403253789Srpaulo ic->ic_vap_create = rsu_vap_create; 404253789Srpaulo ic->ic_vap_delete = rsu_vap_delete; 405253789Srpaulo ic->ic_update_mcast = rsu_update_mcast; 406287197Sglebius ic->ic_parent = rsu_parent; 407287197Sglebius ic->ic_transmit = rsu_transmit; 408287763Sadrian ic->ic_send_mgmt = rsu_send_mgmt; 409253789Srpaulo 410253789Srpaulo ieee80211_radiotap_attach(ic, &sc->sc_txtap.wt_ihdr, 411253789Srpaulo sizeof(sc->sc_txtap), RSU_TX_RADIOTAP_PRESENT, 412253789Srpaulo &sc->sc_rxtap.wr_ihdr, sizeof(sc->sc_rxtap), 413253789Srpaulo RSU_RX_RADIOTAP_PRESENT); 414253789Srpaulo 415253789Srpaulo if (bootverbose) 416253789Srpaulo ieee80211_announce(ic); 417253789Srpaulo 418253789Srpaulo return (0); 419253789Srpaulo 420253831Srpaulofail_rom: 421253831Srpaulo usbd_transfer_unsetup(sc->sc_xfer, RSU_N_TRANSFER); 422253831Srpaulofail_usb: 423253831Srpaulo mtx_destroy(&sc->sc_mtx); 424253789Srpaulo return (ENXIO); 425253789Srpaulo} 426253789Srpaulo 427253789Srpaulostatic int 428253789Srpaulorsu_detach(device_t self) 429253789Srpaulo{ 430253789Srpaulo struct rsu_softc *sc = device_get_softc(self); 431287197Sglebius struct ieee80211com *ic = &sc->sc_ic; 432253789Srpaulo 433287197Sglebius RSU_LOCK(sc); 434287197Sglebius rsu_stop(sc); 435287197Sglebius RSU_UNLOCK(sc); 436253789Srpaulo usbd_transfer_unsetup(sc->sc_xfer, RSU_N_TRANSFER); 437253789Srpaulo ieee80211_ifdetach(ic); 438253789Srpaulo 439253789Srpaulo taskqueue_drain_timeout(taskqueue_thread, &sc->calib_task); 440253789Srpaulo 441253789Srpaulo /* Free Tx/Rx buffers. */ 442253789Srpaulo rsu_free_tx_list(sc); 443253789Srpaulo rsu_free_rx_list(sc); 444253789Srpaulo 445287197Sglebius mbufq_drain(&sc->sc_snd); 446253789Srpaulo mtx_destroy(&sc->sc_mtx); 447253789Srpaulo 448253789Srpaulo return (0); 449253789Srpaulo} 450253789Srpaulo 451253789Srpaulostatic usb_error_t 452253789Srpaulorsu_do_request(struct rsu_softc *sc, struct usb_device_request *req, 453253789Srpaulo void *data) 454253789Srpaulo{ 455253789Srpaulo usb_error_t err; 456253789Srpaulo int ntries = 10; 457253789Srpaulo 458253789Srpaulo RSU_ASSERT_LOCKED(sc); 459253789Srpaulo 460253789Srpaulo while (ntries--) { 461253789Srpaulo err = usbd_do_request_flags(sc->sc_udev, &sc->sc_mtx, 462253789Srpaulo req, data, 0, NULL, 250 /* ms */); 463266466Shselasky if (err == 0 || err == USB_ERR_NOT_CONFIGURED) 464253789Srpaulo break; 465253789Srpaulo DPRINTFN(1, "Control request failed, %s (retrying)\n", 466253789Srpaulo usbd_errstr(err)); 467253789Srpaulo usb_pause_mtx(&sc->sc_mtx, hz / 100); 468253789Srpaulo } 469253789Srpaulo 470253789Srpaulo return (err); 471253789Srpaulo} 472253789Srpaulo 473253789Srpaulostatic struct ieee80211vap * 474253789Srpaulorsu_vap_create(struct ieee80211com *ic, const char name[IFNAMSIZ], int unit, 475253789Srpaulo enum ieee80211_opmode opmode, int flags, 476253789Srpaulo const uint8_t bssid[IEEE80211_ADDR_LEN], 477253789Srpaulo const uint8_t mac[IEEE80211_ADDR_LEN]) 478253789Srpaulo{ 479253789Srpaulo struct rsu_vap *uvp; 480253789Srpaulo struct ieee80211vap *vap; 481253789Srpaulo 482253789Srpaulo if (!TAILQ_EMPTY(&ic->ic_vaps)) /* only one at a time */ 483253789Srpaulo return (NULL); 484253789Srpaulo 485287197Sglebius uvp = malloc(sizeof(struct rsu_vap), M_80211_VAP, M_WAITOK | M_ZERO); 486253789Srpaulo vap = &uvp->vap; 487253789Srpaulo 488257743Shselasky if (ieee80211_vap_setup(ic, vap, name, unit, opmode, 489287197Sglebius flags, bssid) != 0) { 490257743Shselasky /* out of memory */ 491257743Shselasky free(uvp, M_80211_VAP); 492257743Shselasky return (NULL); 493257743Shselasky } 494257743Shselasky 495253789Srpaulo /* override state transition machine */ 496253789Srpaulo uvp->newstate = vap->iv_newstate; 497253789Srpaulo vap->iv_newstate = rsu_newstate; 498253789Srpaulo 499253789Srpaulo /* complete setup */ 500253789Srpaulo ieee80211_vap_attach(vap, ieee80211_media_change, 501287197Sglebius ieee80211_media_status, mac); 502253789Srpaulo ic->ic_opmode = opmode; 503253789Srpaulo 504253789Srpaulo return (vap); 505253789Srpaulo} 506253789Srpaulo 507253789Srpaulostatic void 508253789Srpaulorsu_vap_delete(struct ieee80211vap *vap) 509253789Srpaulo{ 510253789Srpaulo struct rsu_vap *uvp = RSU_VAP(vap); 511253789Srpaulo 512253789Srpaulo ieee80211_vap_detach(vap); 513253789Srpaulo free(uvp, M_80211_VAP); 514253789Srpaulo} 515253789Srpaulo 516253789Srpaulostatic void 517253789Srpaulorsu_scan_start(struct ieee80211com *ic) 518253789Srpaulo{ 519287197Sglebius struct rsu_softc *sc = ic->ic_softc; 520253789Srpaulo int error; 521253789Srpaulo 522253789Srpaulo /* Scanning is done by the firmware. */ 523253789Srpaulo RSU_LOCK(sc); 524253789Srpaulo error = rsu_site_survey(sc, TAILQ_FIRST(&ic->ic_vaps)); 525253789Srpaulo RSU_UNLOCK(sc); 526253789Srpaulo if (error != 0) 527253789Srpaulo device_printf(sc->sc_dev, 528253789Srpaulo "could not send site survey command\n"); 529253789Srpaulo} 530253789Srpaulo 531253789Srpaulostatic void 532253789Srpaulorsu_scan_end(struct ieee80211com *ic) 533253789Srpaulo{ 534253789Srpaulo /* Nothing to do here. */ 535253789Srpaulo} 536253789Srpaulo 537253789Srpaulostatic void 538253789Srpaulorsu_set_channel(struct ieee80211com *ic __unused) 539253789Srpaulo{ 540253789Srpaulo /* We are unable to switch channels, yet. */ 541253789Srpaulo} 542253789Srpaulo 543253789Srpaulostatic void 544283540Sglebiusrsu_update_mcast(struct ieee80211com *ic) 545253789Srpaulo{ 546253789Srpaulo /* XXX do nothing? */ 547253789Srpaulo} 548253789Srpaulo 549253789Srpaulostatic int 550253789Srpaulorsu_alloc_list(struct rsu_softc *sc, struct rsu_data data[], 551253789Srpaulo int ndata, int maxsz) 552253789Srpaulo{ 553253789Srpaulo int i, error; 554253789Srpaulo 555253789Srpaulo for (i = 0; i < ndata; i++) { 556253789Srpaulo struct rsu_data *dp = &data[i]; 557253789Srpaulo dp->sc = sc; 558253789Srpaulo dp->m = NULL; 559253789Srpaulo dp->buf = malloc(maxsz, M_USBDEV, M_NOWAIT); 560253789Srpaulo if (dp->buf == NULL) { 561253789Srpaulo device_printf(sc->sc_dev, 562253789Srpaulo "could not allocate buffer\n"); 563253789Srpaulo error = ENOMEM; 564253789Srpaulo goto fail; 565253789Srpaulo } 566253789Srpaulo dp->ni = NULL; 567253789Srpaulo } 568253789Srpaulo 569253789Srpaulo return (0); 570253789Srpaulofail: 571253789Srpaulo rsu_free_list(sc, data, ndata); 572253789Srpaulo return (error); 573253789Srpaulo} 574253789Srpaulo 575253789Srpaulostatic int 576253789Srpaulorsu_alloc_rx_list(struct rsu_softc *sc) 577253789Srpaulo{ 578253789Srpaulo int error, i; 579253789Srpaulo 580253789Srpaulo error = rsu_alloc_list(sc, sc->sc_rx, RSU_RX_LIST_COUNT, 581253789Srpaulo RSU_RXBUFSZ); 582253789Srpaulo if (error != 0) 583253789Srpaulo return (error); 584253789Srpaulo 585253789Srpaulo STAILQ_INIT(&sc->sc_rx_active); 586253789Srpaulo STAILQ_INIT(&sc->sc_rx_inactive); 587253789Srpaulo 588253789Srpaulo for (i = 0; i < RSU_RX_LIST_COUNT; i++) 589253789Srpaulo STAILQ_INSERT_HEAD(&sc->sc_rx_inactive, &sc->sc_rx[i], next); 590253789Srpaulo 591253789Srpaulo return (0); 592253789Srpaulo} 593253789Srpaulo 594253789Srpaulostatic int 595253789Srpaulorsu_alloc_tx_list(struct rsu_softc *sc) 596253789Srpaulo{ 597253789Srpaulo int error, i; 598253789Srpaulo 599253789Srpaulo error = rsu_alloc_list(sc, sc->sc_tx, RSU_TX_LIST_COUNT, 600253789Srpaulo RSU_TXBUFSZ); 601253789Srpaulo if (error != 0) 602253789Srpaulo return (error); 603253789Srpaulo 604253789Srpaulo STAILQ_INIT(&sc->sc_tx_inactive); 605253789Srpaulo 606267041Shselasky for (i = 0; i != RSU_N_TRANSFER; i++) { 607266505Shselasky STAILQ_INIT(&sc->sc_tx_active[i]); 608266505Shselasky STAILQ_INIT(&sc->sc_tx_pending[i]); 609266505Shselasky } 610266505Shselasky 611253789Srpaulo for (i = 0; i < RSU_TX_LIST_COUNT; i++) { 612253789Srpaulo STAILQ_INSERT_HEAD(&sc->sc_tx_inactive, &sc->sc_tx[i], next); 613253789Srpaulo } 614253789Srpaulo 615253789Srpaulo return (0); 616253789Srpaulo} 617253789Srpaulo 618253789Srpaulostatic void 619253789Srpaulorsu_free_tx_list(struct rsu_softc *sc) 620253789Srpaulo{ 621266535Shselasky int i; 622266535Shselasky 623266535Shselasky /* prevent further allocations from TX list(s) */ 624266535Shselasky STAILQ_INIT(&sc->sc_tx_inactive); 625266535Shselasky 626267041Shselasky for (i = 0; i != RSU_N_TRANSFER; i++) { 627266535Shselasky STAILQ_INIT(&sc->sc_tx_active[i]); 628266535Shselasky STAILQ_INIT(&sc->sc_tx_pending[i]); 629266535Shselasky } 630266535Shselasky 631253789Srpaulo rsu_free_list(sc, sc->sc_tx, RSU_TX_LIST_COUNT); 632253789Srpaulo} 633253789Srpaulo 634253789Srpaulostatic void 635253789Srpaulorsu_free_rx_list(struct rsu_softc *sc) 636253789Srpaulo{ 637266535Shselasky /* prevent further allocations from RX list(s) */ 638266535Shselasky STAILQ_INIT(&sc->sc_rx_inactive); 639266535Shselasky STAILQ_INIT(&sc->sc_rx_active); 640266535Shselasky 641253789Srpaulo rsu_free_list(sc, sc->sc_rx, RSU_RX_LIST_COUNT); 642253789Srpaulo} 643253789Srpaulo 644253789Srpaulostatic void 645253789Srpaulorsu_free_list(struct rsu_softc *sc, struct rsu_data data[], int ndata) 646253789Srpaulo{ 647253789Srpaulo int i; 648253789Srpaulo 649253789Srpaulo for (i = 0; i < ndata; i++) { 650253789Srpaulo struct rsu_data *dp = &data[i]; 651253789Srpaulo 652253789Srpaulo if (dp->buf != NULL) { 653253789Srpaulo free(dp->buf, M_USBDEV); 654253789Srpaulo dp->buf = NULL; 655253789Srpaulo } 656253789Srpaulo if (dp->ni != NULL) { 657253789Srpaulo ieee80211_free_node(dp->ni); 658253789Srpaulo dp->ni = NULL; 659253789Srpaulo } 660253789Srpaulo } 661253789Srpaulo} 662253789Srpaulo 663253789Srpaulostatic struct rsu_data * 664253789Srpaulo_rsu_getbuf(struct rsu_softc *sc) 665253789Srpaulo{ 666253789Srpaulo struct rsu_data *bf; 667253789Srpaulo 668253789Srpaulo bf = STAILQ_FIRST(&sc->sc_tx_inactive); 669253789Srpaulo if (bf != NULL) 670253789Srpaulo STAILQ_REMOVE_HEAD(&sc->sc_tx_inactive, next); 671253789Srpaulo else 672253789Srpaulo bf = NULL; 673253789Srpaulo if (bf == NULL) 674253789Srpaulo DPRINTF("out of xmit buffers\n"); 675253789Srpaulo return (bf); 676253789Srpaulo} 677253789Srpaulo 678253789Srpaulostatic struct rsu_data * 679253789Srpaulorsu_getbuf(struct rsu_softc *sc) 680253789Srpaulo{ 681253789Srpaulo struct rsu_data *bf; 682253789Srpaulo 683253789Srpaulo RSU_ASSERT_LOCKED(sc); 684253789Srpaulo 685253789Srpaulo bf = _rsu_getbuf(sc); 686287197Sglebius if (bf == NULL) 687253789Srpaulo DPRINTF("stop queue\n"); 688253789Srpaulo return (bf); 689253789Srpaulo} 690253789Srpaulo 691253789Srpaulostatic int 692253789Srpaulorsu_write_region_1(struct rsu_softc *sc, uint16_t addr, uint8_t *buf, 693253789Srpaulo int len) 694253789Srpaulo{ 695253789Srpaulo usb_device_request_t req; 696253789Srpaulo 697253789Srpaulo req.bmRequestType = UT_WRITE_VENDOR_DEVICE; 698253789Srpaulo req.bRequest = R92S_REQ_REGS; 699253789Srpaulo USETW(req.wValue, addr); 700253789Srpaulo USETW(req.wIndex, 0); 701253789Srpaulo USETW(req.wLength, len); 702253789Srpaulo 703253789Srpaulo return (rsu_do_request(sc, &req, buf)); 704253789Srpaulo} 705253789Srpaulo 706253789Srpaulostatic void 707253789Srpaulorsu_write_1(struct rsu_softc *sc, uint16_t addr, uint8_t val) 708253789Srpaulo{ 709253789Srpaulo rsu_write_region_1(sc, addr, &val, 1); 710253789Srpaulo} 711253789Srpaulo 712253789Srpaulostatic void 713253789Srpaulorsu_write_2(struct rsu_softc *sc, uint16_t addr, uint16_t val) 714253789Srpaulo{ 715253789Srpaulo val = htole16(val); 716253789Srpaulo rsu_write_region_1(sc, addr, (uint8_t *)&val, 2); 717253789Srpaulo} 718253789Srpaulo 719253789Srpaulostatic void 720253789Srpaulorsu_write_4(struct rsu_softc *sc, uint16_t addr, uint32_t val) 721253789Srpaulo{ 722253789Srpaulo val = htole32(val); 723253789Srpaulo rsu_write_region_1(sc, addr, (uint8_t *)&val, 4); 724253789Srpaulo} 725253789Srpaulo 726253789Srpaulostatic int 727253789Srpaulorsu_read_region_1(struct rsu_softc *sc, uint16_t addr, uint8_t *buf, 728253789Srpaulo int len) 729253789Srpaulo{ 730253789Srpaulo usb_device_request_t req; 731253789Srpaulo 732253789Srpaulo req.bmRequestType = UT_READ_VENDOR_DEVICE; 733253789Srpaulo req.bRequest = R92S_REQ_REGS; 734253789Srpaulo USETW(req.wValue, addr); 735253789Srpaulo USETW(req.wIndex, 0); 736253789Srpaulo USETW(req.wLength, len); 737253789Srpaulo 738253789Srpaulo return (rsu_do_request(sc, &req, buf)); 739253789Srpaulo} 740253789Srpaulo 741253789Srpaulostatic uint8_t 742253789Srpaulorsu_read_1(struct rsu_softc *sc, uint16_t addr) 743253789Srpaulo{ 744253789Srpaulo uint8_t val; 745253789Srpaulo 746253789Srpaulo if (rsu_read_region_1(sc, addr, &val, 1) != 0) 747253789Srpaulo return (0xff); 748253789Srpaulo return (val); 749253789Srpaulo} 750253789Srpaulo 751253789Srpaulostatic uint16_t 752253789Srpaulorsu_read_2(struct rsu_softc *sc, uint16_t addr) 753253789Srpaulo{ 754253789Srpaulo uint16_t val; 755253789Srpaulo 756253789Srpaulo if (rsu_read_region_1(sc, addr, (uint8_t *)&val, 2) != 0) 757253789Srpaulo return (0xffff); 758253789Srpaulo return (le16toh(val)); 759253789Srpaulo} 760253789Srpaulo 761253789Srpaulostatic uint32_t 762253789Srpaulorsu_read_4(struct rsu_softc *sc, uint16_t addr) 763253789Srpaulo{ 764253789Srpaulo uint32_t val; 765253789Srpaulo 766253789Srpaulo if (rsu_read_region_1(sc, addr, (uint8_t *)&val, 4) != 0) 767253789Srpaulo return (0xffffffff); 768253789Srpaulo return (le32toh(val)); 769253789Srpaulo} 770253789Srpaulo 771253789Srpaulostatic int 772253789Srpaulorsu_fw_iocmd(struct rsu_softc *sc, uint32_t iocmd) 773253789Srpaulo{ 774253789Srpaulo int ntries; 775253789Srpaulo 776253789Srpaulo rsu_write_4(sc, R92S_IOCMD_CTRL, iocmd); 777266471Shselasky rsu_ms_delay(sc); 778253789Srpaulo for (ntries = 0; ntries < 50; ntries++) { 779253789Srpaulo if (rsu_read_4(sc, R92S_IOCMD_CTRL) == 0) 780253789Srpaulo return (0); 781266471Shselasky rsu_ms_delay(sc); 782253789Srpaulo } 783253789Srpaulo return (ETIMEDOUT); 784253789Srpaulo} 785253789Srpaulo 786253789Srpaulostatic uint8_t 787253789Srpaulorsu_efuse_read_1(struct rsu_softc *sc, uint16_t addr) 788253789Srpaulo{ 789253789Srpaulo uint32_t reg; 790253789Srpaulo int ntries; 791253789Srpaulo 792253789Srpaulo reg = rsu_read_4(sc, R92S_EFUSE_CTRL); 793253789Srpaulo reg = RW(reg, R92S_EFUSE_CTRL_ADDR, addr); 794253789Srpaulo reg &= ~R92S_EFUSE_CTRL_VALID; 795253789Srpaulo rsu_write_4(sc, R92S_EFUSE_CTRL, reg); 796253789Srpaulo /* Wait for read operation to complete. */ 797253789Srpaulo for (ntries = 0; ntries < 100; ntries++) { 798253789Srpaulo reg = rsu_read_4(sc, R92S_EFUSE_CTRL); 799253789Srpaulo if (reg & R92S_EFUSE_CTRL_VALID) 800253789Srpaulo return (MS(reg, R92S_EFUSE_CTRL_DATA)); 801266471Shselasky rsu_ms_delay(sc); 802253789Srpaulo } 803253789Srpaulo device_printf(sc->sc_dev, 804253789Srpaulo "could not read efuse byte at address 0x%x\n", addr); 805253789Srpaulo return (0xff); 806253789Srpaulo} 807253789Srpaulo 808253789Srpaulostatic int 809253789Srpaulorsu_read_rom(struct rsu_softc *sc) 810253789Srpaulo{ 811253789Srpaulo uint8_t *rom = sc->rom; 812253789Srpaulo uint16_t addr = 0; 813253789Srpaulo uint32_t reg; 814253789Srpaulo uint8_t off, msk; 815253789Srpaulo int i; 816253789Srpaulo 817253789Srpaulo /* Make sure that ROM type is eFuse and that autoload succeeded. */ 818253789Srpaulo reg = rsu_read_1(sc, R92S_EE_9346CR); 819253789Srpaulo if ((reg & (R92S_9356SEL | R92S_EEPROM_EN)) != R92S_EEPROM_EN) 820253789Srpaulo return (EIO); 821253789Srpaulo 822253789Srpaulo /* Turn on 2.5V to prevent eFuse leakage. */ 823253789Srpaulo reg = rsu_read_1(sc, R92S_EFUSE_TEST + 3); 824253789Srpaulo rsu_write_1(sc, R92S_EFUSE_TEST + 3, reg | 0x80); 825266471Shselasky rsu_ms_delay(sc); 826253789Srpaulo rsu_write_1(sc, R92S_EFUSE_TEST + 3, reg & ~0x80); 827253789Srpaulo 828253789Srpaulo /* Read full ROM image. */ 829253789Srpaulo memset(&sc->rom, 0xff, sizeof(sc->rom)); 830253789Srpaulo while (addr < 512) { 831253789Srpaulo reg = rsu_efuse_read_1(sc, addr); 832253789Srpaulo if (reg == 0xff) 833253789Srpaulo break; 834253789Srpaulo addr++; 835253789Srpaulo off = reg >> 4; 836253789Srpaulo msk = reg & 0xf; 837253789Srpaulo for (i = 0; i < 4; i++) { 838253789Srpaulo if (msk & (1 << i)) 839253789Srpaulo continue; 840253789Srpaulo rom[off * 8 + i * 2 + 0] = 841253789Srpaulo rsu_efuse_read_1(sc, addr); 842253789Srpaulo addr++; 843253789Srpaulo rom[off * 8 + i * 2 + 1] = 844253789Srpaulo rsu_efuse_read_1(sc, addr); 845253789Srpaulo addr++; 846253789Srpaulo } 847253789Srpaulo } 848253789Srpaulo#ifdef USB_DEBUG 849253789Srpaulo if (rsu_debug >= 5) { 850253789Srpaulo /* Dump ROM content. */ 851253789Srpaulo printf("\n"); 852253789Srpaulo for (i = 0; i < sizeof(sc->rom); i++) 853253789Srpaulo printf("%02x:", rom[i]); 854253789Srpaulo printf("\n"); 855253789Srpaulo } 856253789Srpaulo#endif 857253789Srpaulo return (0); 858253789Srpaulo} 859253789Srpaulo 860253789Srpaulostatic int 861253789Srpaulorsu_fw_cmd(struct rsu_softc *sc, uint8_t code, void *buf, int len) 862253789Srpaulo{ 863267041Shselasky const uint8_t which = rsu_wme_ac_xfer_map[WME_AC_VO]; 864253789Srpaulo struct rsu_data *data; 865253789Srpaulo struct r92s_tx_desc *txd; 866253789Srpaulo struct r92s_fw_cmd_hdr *cmd; 867266505Shselasky int cmdsz; 868266505Shselasky int xferlen; 869253789Srpaulo 870253789Srpaulo data = rsu_getbuf(sc); 871253789Srpaulo if (data == NULL) 872253789Srpaulo return (ENOMEM); 873253789Srpaulo 874253789Srpaulo /* Round-up command length to a multiple of 8 bytes. */ 875253789Srpaulo cmdsz = (len + 7) & ~7; 876253789Srpaulo 877253789Srpaulo xferlen = sizeof(*txd) + sizeof(*cmd) + cmdsz; 878253789Srpaulo KASSERT(xferlen <= RSU_TXBUFSZ, ("%s: invalid length", __func__)); 879253789Srpaulo memset(data->buf, 0, xferlen); 880253789Srpaulo 881253789Srpaulo /* Setup Tx descriptor. */ 882253789Srpaulo txd = (struct r92s_tx_desc *)data->buf; 883253789Srpaulo txd->txdw0 = htole32( 884253789Srpaulo SM(R92S_TXDW0_OFFSET, sizeof(*txd)) | 885253789Srpaulo SM(R92S_TXDW0_PKTLEN, sizeof(*cmd) + cmdsz) | 886253789Srpaulo R92S_TXDW0_OWN | R92S_TXDW0_FSG | R92S_TXDW0_LSG); 887253789Srpaulo txd->txdw1 = htole32(SM(R92S_TXDW1_QSEL, R92S_TXDW1_QSEL_H2C)); 888253789Srpaulo 889253789Srpaulo /* Setup command header. */ 890253789Srpaulo cmd = (struct r92s_fw_cmd_hdr *)&txd[1]; 891253789Srpaulo cmd->len = htole16(cmdsz); 892253789Srpaulo cmd->code = code; 893253789Srpaulo cmd->seq = sc->cmd_seq; 894253789Srpaulo sc->cmd_seq = (sc->cmd_seq + 1) & 0x7f; 895253789Srpaulo 896253789Srpaulo /* Copy command payload. */ 897253789Srpaulo memcpy(&cmd[1], buf, len); 898253789Srpaulo 899287740Sadrian RSU_DPRINTF(sc, RSU_DEBUG_TX | RSU_DEBUG_FWCMD, 900287727Sadrian "%s: Tx cmd code=0x%x len=0x%x\n", 901287727Sadrian __func__, code, cmdsz); 902253789Srpaulo data->buflen = xferlen; 903266505Shselasky STAILQ_INSERT_TAIL(&sc->sc_tx_pending[which], data, next); 904267041Shselasky usbd_transfer_start(sc->sc_xfer[which]); 905253789Srpaulo 906253789Srpaulo return (0); 907253789Srpaulo} 908253789Srpaulo 909253789Srpaulo/* ARGSUSED */ 910253789Srpaulostatic void 911253789Srpaulorsu_calib_task(void *arg, int pending __unused) 912253789Srpaulo{ 913253789Srpaulo struct rsu_softc *sc = arg; 914253789Srpaulo uint32_t reg; 915253789Srpaulo 916287727Sadrian RSU_DPRINTF(sc, RSU_DEBUG_CALIB, "%s: running calibration task\n", 917287727Sadrian __func__); 918267041Shselasky 919253789Srpaulo RSU_LOCK(sc); 920253789Srpaulo#ifdef notyet 921253789Srpaulo /* Read WPS PBC status. */ 922253789Srpaulo rsu_write_1(sc, R92S_MAC_PINMUX_CTRL, 923253789Srpaulo R92S_GPIOMUX_EN | SM(R92S_GPIOSEL_GPIO, R92S_GPIOSEL_GPIO_JTAG)); 924253789Srpaulo rsu_write_1(sc, R92S_GPIO_IO_SEL, 925253789Srpaulo rsu_read_1(sc, R92S_GPIO_IO_SEL) & ~R92S_GPIO_WPS); 926253789Srpaulo reg = rsu_read_1(sc, R92S_GPIO_CTRL); 927253789Srpaulo if (reg != 0xff && (reg & R92S_GPIO_WPS)) 928253789Srpaulo DPRINTF(("WPS PBC is pushed\n")); 929253789Srpaulo#endif 930253789Srpaulo /* Read current signal level. */ 931253789Srpaulo if (rsu_fw_iocmd(sc, 0xf4000001) == 0) { 932253789Srpaulo reg = rsu_read_4(sc, R92S_IOCMD_DATA); 933287727Sadrian RSU_DPRINTF(sc, RSU_DEBUG_CALIB, "%s: RSSI=%d%%\n", 934287727Sadrian __func__, reg >> 4); 935253789Srpaulo } 936267041Shselasky if (sc->sc_calibrating) 937267041Shselasky taskqueue_enqueue_timeout(taskqueue_thread, &sc->calib_task, hz); 938267041Shselasky RSU_UNLOCK(sc); 939253789Srpaulo} 940253789Srpaulo 941253789Srpaulostatic int 942253789Srpaulorsu_newstate(struct ieee80211vap *vap, enum ieee80211_state nstate, int arg) 943253789Srpaulo{ 944253789Srpaulo struct rsu_vap *uvp = RSU_VAP(vap); 945253789Srpaulo struct ieee80211com *ic = vap->iv_ic; 946286950Sadrian struct rsu_softc *sc = ic->ic_softc; 947253789Srpaulo struct ieee80211_node *ni; 948253789Srpaulo struct ieee80211_rateset *rs; 949253789Srpaulo enum ieee80211_state ostate; 950253789Srpaulo int error, startcal = 0; 951253789Srpaulo 952253789Srpaulo ostate = vap->iv_state; 953287727Sadrian RSU_DPRINTF(sc, RSU_DEBUG_STATE, "%s: %s -> %s\n", 954287727Sadrian __func__, 955287727Sadrian ieee80211_state_name[ostate], 956253789Srpaulo ieee80211_state_name[nstate]); 957253789Srpaulo 958253789Srpaulo IEEE80211_UNLOCK(ic); 959253789Srpaulo if (ostate == IEEE80211_S_RUN) { 960253789Srpaulo RSU_LOCK(sc); 961253789Srpaulo /* Stop calibration. */ 962253789Srpaulo sc->sc_calibrating = 0; 963253789Srpaulo RSU_UNLOCK(sc); 964253789Srpaulo taskqueue_drain_timeout(taskqueue_thread, &sc->calib_task); 965253789Srpaulo /* Disassociate from our current BSS. */ 966253789Srpaulo RSU_LOCK(sc); 967253789Srpaulo rsu_disconnect(sc); 968253789Srpaulo } else 969253789Srpaulo RSU_LOCK(sc); 970253789Srpaulo switch (nstate) { 971253789Srpaulo case IEEE80211_S_INIT: 972253789Srpaulo break; 973253789Srpaulo case IEEE80211_S_AUTH: 974253789Srpaulo ni = ieee80211_ref_node(vap->iv_bss); 975253789Srpaulo error = rsu_join_bss(sc, ni); 976253789Srpaulo ieee80211_free_node(ni); 977253789Srpaulo if (error != 0) { 978253789Srpaulo device_printf(sc->sc_dev, 979253789Srpaulo "could not send join command\n"); 980253789Srpaulo } 981253789Srpaulo break; 982253789Srpaulo case IEEE80211_S_RUN: 983253789Srpaulo ni = ieee80211_ref_node(vap->iv_bss); 984253789Srpaulo rs = &ni->ni_rates; 985253789Srpaulo /* Indicate highest supported rate. */ 986253789Srpaulo ni->ni_txrate = rs->rs_rates[rs->rs_nrates - 1]; 987253789Srpaulo ieee80211_free_node(ni); 988253789Srpaulo startcal = 1; 989253789Srpaulo break; 990253789Srpaulo default: 991253789Srpaulo break; 992253789Srpaulo } 993253789Srpaulo sc->sc_calibrating = 1; 994267041Shselasky /* Start periodic calibration. */ 995267041Shselasky taskqueue_enqueue_timeout(taskqueue_thread, &sc->calib_task, hz); 996253789Srpaulo RSU_UNLOCK(sc); 997253789Srpaulo IEEE80211_LOCK(ic); 998253789Srpaulo return (uvp->newstate(vap, nstate, arg)); 999253789Srpaulo} 1000253789Srpaulo 1001253789Srpaulo#ifdef notyet 1002253789Srpaulostatic void 1003253789Srpaulorsu_set_key(struct rsu_softc *sc, const struct ieee80211_key *k) 1004253789Srpaulo{ 1005253789Srpaulo struct r92s_fw_cmd_set_key key; 1006253789Srpaulo 1007253789Srpaulo memset(&key, 0, sizeof(key)); 1008253789Srpaulo /* Map net80211 cipher to HW crypto algorithm. */ 1009253789Srpaulo switch (k->wk_cipher->ic_cipher) { 1010253789Srpaulo case IEEE80211_CIPHER_WEP: 1011253789Srpaulo if (k->wk_keylen < 8) 1012253789Srpaulo key.algo = R92S_KEY_ALGO_WEP40; 1013253789Srpaulo else 1014253789Srpaulo key.algo = R92S_KEY_ALGO_WEP104; 1015253789Srpaulo break; 1016253789Srpaulo case IEEE80211_CIPHER_TKIP: 1017253789Srpaulo key.algo = R92S_KEY_ALGO_TKIP; 1018253789Srpaulo break; 1019253789Srpaulo case IEEE80211_CIPHER_AES_CCM: 1020253789Srpaulo key.algo = R92S_KEY_ALGO_AES; 1021253789Srpaulo break; 1022253789Srpaulo default: 1023253789Srpaulo return; 1024253789Srpaulo } 1025253789Srpaulo key.id = k->wk_keyix; 1026253789Srpaulo key.grpkey = (k->wk_flags & IEEE80211_KEY_GROUP) != 0; 1027253789Srpaulo memcpy(key.key, k->wk_key, MIN(k->wk_keylen, sizeof(key.key))); 1028253789Srpaulo (void)rsu_fw_cmd(sc, R92S_CMD_SET_KEY, &key, sizeof(key)); 1029253789Srpaulo} 1030253789Srpaulo 1031253789Srpaulostatic void 1032253789Srpaulorsu_delete_key(struct rsu_softc *sc, const struct ieee80211_key *k) 1033253789Srpaulo{ 1034253789Srpaulo struct r92s_fw_cmd_set_key key; 1035253789Srpaulo 1036253789Srpaulo memset(&key, 0, sizeof(key)); 1037253789Srpaulo key.id = k->wk_keyix; 1038253789Srpaulo (void)rsu_fw_cmd(sc, R92S_CMD_SET_KEY, &key, sizeof(key)); 1039253789Srpaulo} 1040253789Srpaulo#endif 1041253789Srpaulo 1042253789Srpaulostatic int 1043253789Srpaulorsu_site_survey(struct rsu_softc *sc, struct ieee80211vap *vap) 1044253789Srpaulo{ 1045253789Srpaulo struct r92s_fw_cmd_sitesurvey cmd; 1046287197Sglebius struct ieee80211com *ic = &sc->sc_ic; 1047253789Srpaulo 1048253789Srpaulo memset(&cmd, 0, sizeof(cmd)); 1049287197Sglebius if ((ic->ic_flags & IEEE80211_F_ASCAN) || sc->sc_scan_pass == 1) 1050253789Srpaulo cmd.active = htole32(1); 1051253789Srpaulo cmd.limit = htole32(48); 1052287197Sglebius if (sc->sc_scan_pass == 1 && vap->iv_des_nssid > 0) { 1053253789Srpaulo /* Do a directed scan for second pass. */ 1054253789Srpaulo cmd.ssidlen = htole32(vap->iv_des_ssid[0].len); 1055253789Srpaulo memcpy(cmd.ssid, vap->iv_des_ssid[0].ssid, 1056253789Srpaulo vap->iv_des_ssid[0].len); 1057253789Srpaulo 1058253789Srpaulo } 1059287197Sglebius DPRINTF("sending site survey command, pass=%d\n", sc->sc_scan_pass); 1060253789Srpaulo return (rsu_fw_cmd(sc, R92S_CMD_SITE_SURVEY, &cmd, sizeof(cmd))); 1061253789Srpaulo} 1062253789Srpaulo 1063253789Srpaulostatic int 1064253789Srpaulorsu_join_bss(struct rsu_softc *sc, struct ieee80211_node *ni) 1065253789Srpaulo{ 1066287197Sglebius struct ieee80211com *ic = &sc->sc_ic; 1067253789Srpaulo struct ieee80211vap *vap = ni->ni_vap; 1068253789Srpaulo struct ndis_wlan_bssid_ex *bss; 1069253789Srpaulo struct ndis_802_11_fixed_ies *fixed; 1070253789Srpaulo struct r92s_fw_cmd_auth auth; 1071267066Shselasky uint8_t buf[sizeof(*bss) + 128] __aligned(4); 1072267066Shselasky uint8_t *frm; 1073253789Srpaulo uint8_t opmode; 1074253789Srpaulo int error; 1075253789Srpaulo 1076253789Srpaulo /* Let the FW decide the opmode based on the capinfo field. */ 1077253789Srpaulo opmode = NDIS802_11AUTOUNKNOWN; 1078287727Sadrian RSU_DPRINTF(sc, RSU_DEBUG_RESET, 1079287727Sadrian "%s: setting operating mode to %d\n", 1080287727Sadrian __func__, opmode); 1081253789Srpaulo error = rsu_fw_cmd(sc, R92S_CMD_SET_OPMODE, &opmode, sizeof(opmode)); 1082253789Srpaulo if (error != 0) 1083253789Srpaulo return (error); 1084253789Srpaulo 1085253789Srpaulo memset(&auth, 0, sizeof(auth)); 1086253789Srpaulo if (vap->iv_flags & IEEE80211_F_WPA) { 1087253789Srpaulo auth.mode = R92S_AUTHMODE_WPA; 1088267066Shselasky auth.dot1x = (ni->ni_authmode == IEEE80211_AUTH_8021X); 1089253789Srpaulo } else 1090253789Srpaulo auth.mode = R92S_AUTHMODE_OPEN; 1091287727Sadrian RSU_DPRINTF(sc, RSU_DEBUG_RESET, 1092287727Sadrian "%s: setting auth mode to %d\n", 1093287727Sadrian __func__, auth.mode); 1094253789Srpaulo error = rsu_fw_cmd(sc, R92S_CMD_SET_AUTH, &auth, sizeof(auth)); 1095253789Srpaulo if (error != 0) 1096253789Srpaulo return (error); 1097253789Srpaulo 1098253789Srpaulo memset(buf, 0, sizeof(buf)); 1099253789Srpaulo bss = (struct ndis_wlan_bssid_ex *)buf; 1100253789Srpaulo IEEE80211_ADDR_COPY(bss->macaddr, ni->ni_bssid); 1101253789Srpaulo bss->ssid.ssidlen = htole32(ni->ni_esslen); 1102253789Srpaulo memcpy(bss->ssid.ssid, ni->ni_essid, ni->ni_esslen); 1103253789Srpaulo if (vap->iv_flags & (IEEE80211_F_PRIVACY | IEEE80211_F_WPA)) 1104253789Srpaulo bss->privacy = htole32(1); 1105253789Srpaulo bss->rssi = htole32(ni->ni_avgrssi); 1106253789Srpaulo if (ic->ic_curmode == IEEE80211_MODE_11B) 1107253789Srpaulo bss->networktype = htole32(NDIS802_11DS); 1108253789Srpaulo else 1109253789Srpaulo bss->networktype = htole32(NDIS802_11OFDM24); 1110253789Srpaulo bss->config.len = htole32(sizeof(bss->config)); 1111253789Srpaulo bss->config.bintval = htole32(ni->ni_intval); 1112253789Srpaulo bss->config.dsconfig = htole32(ieee80211_chan2ieee(ic, ni->ni_chan)); 1113253789Srpaulo bss->inframode = htole32(NDIS802_11INFRASTRUCTURE); 1114287727Sadrian /* XXX verify how this is supposed to look! */ 1115253789Srpaulo memcpy(bss->supprates, ni->ni_rates.rs_rates, 1116253789Srpaulo ni->ni_rates.rs_nrates); 1117253789Srpaulo /* Write the fixed fields of the beacon frame. */ 1118253789Srpaulo fixed = (struct ndis_802_11_fixed_ies *)&bss[1]; 1119253789Srpaulo memcpy(&fixed->tstamp, ni->ni_tstamp.data, 8); 1120253789Srpaulo fixed->bintval = htole16(ni->ni_intval); 1121253789Srpaulo fixed->capabilities = htole16(ni->ni_capinfo); 1122253789Srpaulo /* Write IEs to be included in the association request. */ 1123253789Srpaulo frm = (uint8_t *)&fixed[1]; 1124253789Srpaulo frm = ieee80211_add_rsn(frm, vap); 1125253789Srpaulo frm = ieee80211_add_wpa(frm, vap); 1126253789Srpaulo frm = ieee80211_add_qos(frm, ni); 1127253789Srpaulo if (ni->ni_flags & IEEE80211_NODE_HT) 1128253789Srpaulo frm = ieee80211_add_htcap(frm, ni); 1129253789Srpaulo bss->ieslen = htole32(frm - (uint8_t *)fixed); 1130253789Srpaulo bss->len = htole32(((frm - buf) + 3) & ~3); 1131287727Sadrian RSU_DPRINTF(sc, RSU_DEBUG_RESET | RSU_DEBUG_FWCMD, 1132287727Sadrian "%s: sending join bss command to %s chan %d\n", 1133287727Sadrian __func__, 1134253789Srpaulo ether_sprintf(bss->macaddr), le32toh(bss->config.dsconfig)); 1135253789Srpaulo return (rsu_fw_cmd(sc, R92S_CMD_JOIN_BSS, buf, sizeof(buf))); 1136253789Srpaulo} 1137253789Srpaulo 1138253789Srpaulostatic int 1139253789Srpaulorsu_disconnect(struct rsu_softc *sc) 1140253789Srpaulo{ 1141253789Srpaulo uint32_t zero = 0; /* :-) */ 1142253789Srpaulo 1143253789Srpaulo /* Disassociate from our current BSS. */ 1144287727Sadrian RSU_DPRINTF(sc, RSU_DEBUG_STATE | RSU_DEBUG_FWCMD, 1145287727Sadrian "%s: sending disconnect command\n", __func__); 1146253789Srpaulo return (rsu_fw_cmd(sc, R92S_CMD_DISCONNECT, &zero, sizeof(zero))); 1147253789Srpaulo} 1148253789Srpaulo 1149253789Srpaulostatic void 1150253789Srpaulorsu_event_survey(struct rsu_softc *sc, uint8_t *buf, int len) 1151253789Srpaulo{ 1152287197Sglebius struct ieee80211com *ic = &sc->sc_ic; 1153253789Srpaulo struct ieee80211_frame *wh; 1154253789Srpaulo struct ieee80211_channel *c; 1155253789Srpaulo struct ndis_wlan_bssid_ex *bss; 1156253789Srpaulo struct mbuf *m; 1157253789Srpaulo int pktlen; 1158253789Srpaulo 1159253789Srpaulo if (__predict_false(len < sizeof(*bss))) 1160253789Srpaulo return; 1161253789Srpaulo bss = (struct ndis_wlan_bssid_ex *)buf; 1162253789Srpaulo if (__predict_false(len < sizeof(*bss) + le32toh(bss->ieslen))) 1163253789Srpaulo return; 1164253789Srpaulo 1165287727Sadrian RSU_DPRINTF(sc, RSU_DEBUG_SCAN, 1166287727Sadrian "%s: found BSS %s: len=%d chan=%d inframode=%d " 1167287742Sadrian "networktype=%d privacy=%d, RSSI=%d\n", 1168287727Sadrian __func__, 1169253789Srpaulo ether_sprintf(bss->macaddr), le32toh(bss->len), 1170253789Srpaulo le32toh(bss->config.dsconfig), le32toh(bss->inframode), 1171287742Sadrian le32toh(bss->networktype), le32toh(bss->privacy), 1172287742Sadrian le32toh(bss->rssi)); 1173253789Srpaulo 1174253789Srpaulo /* Build a fake beacon frame to let net80211 do all the parsing. */ 1175287727Sadrian /* XXX TODO: just call the new scan API methods! */ 1176253789Srpaulo pktlen = sizeof(*wh) + le32toh(bss->ieslen); 1177253789Srpaulo if (__predict_false(pktlen > MCLBYTES)) 1178253789Srpaulo return; 1179260513Skevlo m = m_get2(pktlen, M_NOWAIT, MT_DATA, M_PKTHDR); 1180253789Srpaulo if (__predict_false(m == NULL)) 1181253789Srpaulo return; 1182253789Srpaulo wh = mtod(m, struct ieee80211_frame *); 1183253789Srpaulo wh->i_fc[0] = IEEE80211_FC0_VERSION_0 | IEEE80211_FC0_TYPE_MGT | 1184253789Srpaulo IEEE80211_FC0_SUBTYPE_BEACON; 1185253789Srpaulo wh->i_fc[1] = IEEE80211_FC1_DIR_NODS; 1186258919Shselasky USETW(wh->i_dur, 0); 1187287197Sglebius IEEE80211_ADDR_COPY(wh->i_addr1, ieee80211broadcastaddr); 1188253789Srpaulo IEEE80211_ADDR_COPY(wh->i_addr2, bss->macaddr); 1189253789Srpaulo IEEE80211_ADDR_COPY(wh->i_addr3, bss->macaddr); 1190253789Srpaulo *(uint16_t *)wh->i_seq = 0; 1191253789Srpaulo memcpy(&wh[1], (uint8_t *)&bss[1], le32toh(bss->ieslen)); 1192253789Srpaulo 1193253789Srpaulo /* Finalize mbuf. */ 1194253789Srpaulo m->m_pkthdr.len = m->m_len = pktlen; 1195253789Srpaulo /* Fix the channel. */ 1196253789Srpaulo c = ieee80211_find_channel_byieee(ic, 1197253789Srpaulo le32toh(bss->config.dsconfig), 1198253789Srpaulo IEEE80211_CHAN_G); 1199253789Srpaulo if (c) { 1200253789Srpaulo ic->ic_curchan = c; 1201253789Srpaulo ieee80211_radiotap_chan_change(ic); 1202253789Srpaulo } 1203253789Srpaulo /* XXX avoid a LOR */ 1204253789Srpaulo RSU_UNLOCK(sc); 1205253789Srpaulo ieee80211_input_all(ic, m, le32toh(bss->rssi), 0); 1206253789Srpaulo RSU_LOCK(sc); 1207253789Srpaulo} 1208253789Srpaulo 1209253789Srpaulostatic void 1210253789Srpaulorsu_event_join_bss(struct rsu_softc *sc, uint8_t *buf, int len) 1211253789Srpaulo{ 1212287197Sglebius struct ieee80211com *ic = &sc->sc_ic; 1213253789Srpaulo struct ieee80211vap *vap = TAILQ_FIRST(&ic->ic_vaps); 1214253789Srpaulo struct ieee80211_node *ni = vap->iv_bss; 1215253789Srpaulo struct r92s_event_join_bss *rsp; 1216267066Shselasky uint32_t tmp; 1217253789Srpaulo int res; 1218253789Srpaulo 1219253789Srpaulo if (__predict_false(len < sizeof(*rsp))) 1220253789Srpaulo return; 1221253789Srpaulo rsp = (struct r92s_event_join_bss *)buf; 1222253789Srpaulo res = (int)le32toh(rsp->join_res); 1223253789Srpaulo 1224287740Sadrian RSU_DPRINTF(sc, RSU_DEBUG_STATE | RSU_DEBUG_FWCMD, 1225287740Sadrian "%s: Rx join BSS event len=%d res=%d\n", 1226287740Sadrian __func__, len, res); 1227253789Srpaulo if (res <= 0) { 1228253789Srpaulo RSU_UNLOCK(sc); 1229253789Srpaulo ieee80211_new_state(vap, IEEE80211_S_SCAN, -1); 1230253789Srpaulo RSU_LOCK(sc); 1231253789Srpaulo return; 1232253789Srpaulo } 1233267066Shselasky tmp = le32toh(rsp->associd); 1234267066Shselasky if (tmp >= vap->iv_max_aid) { 1235267066Shselasky DPRINTF("Assoc ID overflow\n"); 1236267066Shselasky tmp = 1; 1237267066Shselasky } 1238287740Sadrian RSU_DPRINTF(sc, RSU_DEBUG_STATE | RSU_DEBUG_FWCMD, 1239287740Sadrian "%s: associated with %s associd=%d\n", 1240287740Sadrian __func__, ether_sprintf(rsp->bss.macaddr), tmp); 1241287740Sadrian /* XXX is this required? What's the top two bits for again? */ 1242267066Shselasky ni->ni_associd = tmp | 0xc000; 1243253789Srpaulo RSU_UNLOCK(sc); 1244253789Srpaulo ieee80211_new_state(vap, IEEE80211_S_RUN, 1245253789Srpaulo IEEE80211_FC0_SUBTYPE_ASSOC_RESP); 1246253789Srpaulo RSU_LOCK(sc); 1247253789Srpaulo} 1248253789Srpaulo 1249253789Srpaulostatic void 1250253789Srpaulorsu_rx_event(struct rsu_softc *sc, uint8_t code, uint8_t *buf, int len) 1251253789Srpaulo{ 1252287197Sglebius struct ieee80211com *ic = &sc->sc_ic; 1253253789Srpaulo struct ieee80211vap *vap = TAILQ_FIRST(&ic->ic_vaps); 1254253789Srpaulo 1255287740Sadrian RSU_DPRINTF(sc, RSU_DEBUG_RX | RSU_DEBUG_FWCMD, 1256287727Sadrian "%s: Rx event code=%d len=%d\n", __func__, code, len); 1257253789Srpaulo switch (code) { 1258253789Srpaulo case R92S_EVT_SURVEY: 1259253789Srpaulo if (vap->iv_state == IEEE80211_S_SCAN) 1260253789Srpaulo rsu_event_survey(sc, buf, len); 1261253789Srpaulo break; 1262253789Srpaulo case R92S_EVT_SURVEY_DONE: 1263287727Sadrian RSU_DPRINTF(sc, RSU_DEBUG_SCAN, 1264287727Sadrian "%s: site survey pass %d done, found %d BSS\n", 1265287727Sadrian __func__, sc->sc_scan_pass, le32toh(*(uint32_t *)buf)); 1266253789Srpaulo if (vap->iv_state != IEEE80211_S_SCAN) 1267253789Srpaulo break; /* Ignore if not scanning. */ 1268287197Sglebius if (sc->sc_scan_pass == 0 && vap->iv_des_nssid != 0) { 1269253789Srpaulo /* Schedule a directed scan for hidden APs. */ 1270287197Sglebius sc->sc_scan_pass = 1; 1271253789Srpaulo RSU_UNLOCK(sc); 1272253789Srpaulo ieee80211_new_state(vap, IEEE80211_S_SCAN, -1); 1273253789Srpaulo RSU_LOCK(sc); 1274253789Srpaulo break; 1275253789Srpaulo } 1276287197Sglebius sc->sc_scan_pass = 0; 1277253789Srpaulo break; 1278253789Srpaulo case R92S_EVT_JOIN_BSS: 1279253789Srpaulo if (vap->iv_state == IEEE80211_S_AUTH) 1280253789Srpaulo rsu_event_join_bss(sc, buf, len); 1281253789Srpaulo break; 1282253789Srpaulo case R92S_EVT_DEL_STA: 1283287740Sadrian RSU_DPRINTF(sc, RSU_DEBUG_FWCMD | RSU_DEBUG_STATE, 1284287740Sadrian "%s: disassociated from %s\n", __func__, 1285287740Sadrian ether_sprintf(buf)); 1286253789Srpaulo if (vap->iv_state == IEEE80211_S_RUN && 1287253789Srpaulo IEEE80211_ADDR_EQ(vap->iv_bss->ni_bssid, buf)) { 1288253789Srpaulo RSU_UNLOCK(sc); 1289253789Srpaulo ieee80211_new_state(vap, IEEE80211_S_SCAN, -1); 1290253789Srpaulo RSU_LOCK(sc); 1291253789Srpaulo } 1292253789Srpaulo break; 1293253789Srpaulo case R92S_EVT_WPS_PBC: 1294287727Sadrian RSU_DPRINTF(sc, RSU_DEBUG_RX | RSU_DEBUG_FWCMD, 1295287727Sadrian "%s: WPS PBC pushed.\n", __func__); 1296253789Srpaulo break; 1297253789Srpaulo case R92S_EVT_FWDBG: 1298287727Sadrian buf[60] = '\0'; 1299287727Sadrian RSU_DPRINTF(sc, RSU_DEBUG_FWDBG, "FWDBG: %s\n", (char *)buf); 1300253789Srpaulo break; 1301267041Shselasky default: 1302287727Sadrian RSU_DPRINTF(sc, RSU_DEBUG_ANY, "%s: unhandled code (%d)\n", 1303287727Sadrian __func__, code); 1304267041Shselasky break; 1305253789Srpaulo } 1306253789Srpaulo} 1307253789Srpaulo 1308253789Srpaulostatic void 1309253789Srpaulorsu_rx_multi_event(struct rsu_softc *sc, uint8_t *buf, int len) 1310253789Srpaulo{ 1311253789Srpaulo struct r92s_fw_cmd_hdr *cmd; 1312253789Srpaulo int cmdsz; 1313253789Srpaulo 1314287727Sadrian RSU_DPRINTF(sc, RSU_DEBUG_RX, "%s: Rx events len=%d\n", __func__, len); 1315253789Srpaulo 1316253789Srpaulo /* Skip Rx status. */ 1317253789Srpaulo buf += sizeof(struct r92s_rx_stat); 1318253789Srpaulo len -= sizeof(struct r92s_rx_stat); 1319253789Srpaulo 1320253789Srpaulo /* Process all events. */ 1321253789Srpaulo for (;;) { 1322253789Srpaulo /* Check that command header fits. */ 1323253789Srpaulo if (__predict_false(len < sizeof(*cmd))) 1324253789Srpaulo break; 1325253789Srpaulo cmd = (struct r92s_fw_cmd_hdr *)buf; 1326253789Srpaulo /* Check that command payload fits. */ 1327253789Srpaulo cmdsz = le16toh(cmd->len); 1328253789Srpaulo if (__predict_false(len < sizeof(*cmd) + cmdsz)) 1329253789Srpaulo break; 1330253789Srpaulo 1331253789Srpaulo /* Process firmware event. */ 1332253789Srpaulo rsu_rx_event(sc, cmd->code, (uint8_t *)&cmd[1], cmdsz); 1333253789Srpaulo 1334253789Srpaulo if (!(cmd->seq & R92S_FW_CMD_MORE)) 1335253789Srpaulo break; 1336253789Srpaulo buf += sizeof(*cmd) + cmdsz; 1337253789Srpaulo len -= sizeof(*cmd) + cmdsz; 1338253789Srpaulo } 1339253789Srpaulo} 1340253789Srpaulo 1341253789Srpaulostatic int8_t 1342253789Srpaulorsu_get_rssi(struct rsu_softc *sc, int rate, void *physt) 1343253789Srpaulo{ 1344253789Srpaulo static const int8_t cckoff[] = { 14, -2, -20, -40 }; 1345253789Srpaulo struct r92s_rx_phystat *phy; 1346253789Srpaulo struct r92s_rx_cck *cck; 1347253789Srpaulo uint8_t rpt; 1348253789Srpaulo int8_t rssi; 1349253789Srpaulo 1350253789Srpaulo if (rate <= 3) { 1351253789Srpaulo cck = (struct r92s_rx_cck *)physt; 1352253789Srpaulo rpt = (cck->agc_rpt >> 6) & 0x3; 1353253789Srpaulo rssi = cck->agc_rpt & 0x3e; 1354253789Srpaulo rssi = cckoff[rpt] - rssi; 1355253789Srpaulo } else { /* OFDM/HT. */ 1356253789Srpaulo phy = (struct r92s_rx_phystat *)physt; 1357253789Srpaulo rssi = ((le32toh(phy->phydw1) >> 1) & 0x7f) - 106; 1358253789Srpaulo } 1359253789Srpaulo return (rssi); 1360253789Srpaulo} 1361253789Srpaulo 1362253789Srpaulostatic struct mbuf * 1363253789Srpaulorsu_rx_frame(struct rsu_softc *sc, uint8_t *buf, int pktlen, int *rssi) 1364253789Srpaulo{ 1365287197Sglebius struct ieee80211com *ic = &sc->sc_ic; 1366253789Srpaulo struct ieee80211_frame *wh; 1367253789Srpaulo struct r92s_rx_stat *stat; 1368253789Srpaulo uint32_t rxdw0, rxdw3; 1369253789Srpaulo struct mbuf *m; 1370253789Srpaulo uint8_t rate; 1371253789Srpaulo int infosz; 1372253789Srpaulo 1373253789Srpaulo stat = (struct r92s_rx_stat *)buf; 1374253789Srpaulo rxdw0 = le32toh(stat->rxdw0); 1375253789Srpaulo rxdw3 = le32toh(stat->rxdw3); 1376253789Srpaulo 1377253789Srpaulo if (__predict_false(rxdw0 & R92S_RXDW0_CRCERR)) { 1378287197Sglebius counter_u64_add(ic->ic_ierrors, 1); 1379253789Srpaulo return NULL; 1380253789Srpaulo } 1381253789Srpaulo if (__predict_false(pktlen < sizeof(*wh) || pktlen > MCLBYTES)) { 1382287197Sglebius counter_u64_add(ic->ic_ierrors, 1); 1383253789Srpaulo return NULL; 1384253789Srpaulo } 1385253789Srpaulo 1386253789Srpaulo rate = MS(rxdw3, R92S_RXDW3_RATE); 1387253789Srpaulo infosz = MS(rxdw0, R92S_RXDW0_INFOSZ) * 8; 1388253789Srpaulo 1389253789Srpaulo /* Get RSSI from PHY status descriptor if present. */ 1390253789Srpaulo if (infosz != 0) 1391253789Srpaulo *rssi = rsu_get_rssi(sc, rate, &stat[1]); 1392253789Srpaulo else 1393253789Srpaulo *rssi = 0; 1394253789Srpaulo 1395287727Sadrian RSU_DPRINTF(sc, RSU_DEBUG_RX, 1396287727Sadrian "%s: Rx frame len=%d rate=%d infosz=%d rssi=%d\n", 1397287727Sadrian __func__, 1398253789Srpaulo pktlen, rate, infosz, *rssi); 1399253789Srpaulo 1400260513Skevlo m = m_get2(pktlen, M_NOWAIT, MT_DATA, M_PKTHDR); 1401253789Srpaulo if (__predict_false(m == NULL)) { 1402287197Sglebius counter_u64_add(ic->ic_ierrors, 1); 1403253789Srpaulo return NULL; 1404253789Srpaulo } 1405253789Srpaulo /* Hardware does Rx TCP checksum offload. */ 1406253789Srpaulo if (rxdw3 & R92S_RXDW3_TCPCHKVALID) { 1407253789Srpaulo if (__predict_true(rxdw3 & R92S_RXDW3_TCPCHKRPT)) 1408253789Srpaulo m->m_pkthdr.csum_flags |= CSUM_DATA_VALID; 1409253789Srpaulo } 1410253789Srpaulo wh = (struct ieee80211_frame *)((uint8_t *)&stat[1] + infosz); 1411253789Srpaulo memcpy(mtod(m, uint8_t *), wh, pktlen); 1412253789Srpaulo m->m_pkthdr.len = m->m_len = pktlen; 1413253789Srpaulo 1414253789Srpaulo if (ieee80211_radiotap_active(ic)) { 1415253789Srpaulo struct rsu_rx_radiotap_header *tap = &sc->sc_rxtap; 1416253789Srpaulo 1417253789Srpaulo /* Map HW rate index to 802.11 rate. */ 1418253789Srpaulo tap->wr_flags = 2; 1419253789Srpaulo if (!(rxdw3 & R92S_RXDW3_HTC)) { 1420253789Srpaulo switch (rate) { 1421253789Srpaulo /* CCK. */ 1422253789Srpaulo case 0: tap->wr_rate = 2; break; 1423253789Srpaulo case 1: tap->wr_rate = 4; break; 1424253789Srpaulo case 2: tap->wr_rate = 11; break; 1425253789Srpaulo case 3: tap->wr_rate = 22; break; 1426253789Srpaulo /* OFDM. */ 1427253789Srpaulo case 4: tap->wr_rate = 12; break; 1428253789Srpaulo case 5: tap->wr_rate = 18; break; 1429253789Srpaulo case 6: tap->wr_rate = 24; break; 1430253789Srpaulo case 7: tap->wr_rate = 36; break; 1431253789Srpaulo case 8: tap->wr_rate = 48; break; 1432253789Srpaulo case 9: tap->wr_rate = 72; break; 1433253789Srpaulo case 10: tap->wr_rate = 96; break; 1434253789Srpaulo case 11: tap->wr_rate = 108; break; 1435253789Srpaulo } 1436253789Srpaulo } else if (rate >= 12) { /* MCS0~15. */ 1437253789Srpaulo /* Bit 7 set means HT MCS instead of rate. */ 1438253789Srpaulo tap->wr_rate = 0x80 | (rate - 12); 1439253789Srpaulo } 1440253789Srpaulo tap->wr_dbm_antsignal = *rssi; 1441253789Srpaulo tap->wr_chan_freq = htole16(ic->ic_curchan->ic_freq); 1442253789Srpaulo tap->wr_chan_flags = htole16(ic->ic_curchan->ic_flags); 1443253789Srpaulo } 1444253789Srpaulo 1445253789Srpaulo return (m); 1446253789Srpaulo} 1447253789Srpaulo 1448253789Srpaulostatic struct mbuf * 1449253789Srpaulorsu_rx_multi_frame(struct rsu_softc *sc, uint8_t *buf, int len, int *rssi) 1450253789Srpaulo{ 1451253789Srpaulo struct r92s_rx_stat *stat; 1452253789Srpaulo uint32_t rxdw0; 1453253789Srpaulo int totlen, pktlen, infosz, npkts; 1454253789Srpaulo struct mbuf *m, *m0 = NULL, *prevm = NULL; 1455253789Srpaulo 1456253789Srpaulo /* Get the number of encapsulated frames. */ 1457253789Srpaulo stat = (struct r92s_rx_stat *)buf; 1458253789Srpaulo npkts = MS(le32toh(stat->rxdw2), R92S_RXDW2_PKTCNT); 1459287727Sadrian RSU_DPRINTF(sc, RSU_DEBUG_RX, 1460287727Sadrian "%s: Rx %d frames in one chunk\n", __func__, npkts); 1461253789Srpaulo 1462253789Srpaulo /* Process all of them. */ 1463253789Srpaulo while (npkts-- > 0) { 1464253789Srpaulo if (__predict_false(len < sizeof(*stat))) 1465253789Srpaulo break; 1466253789Srpaulo stat = (struct r92s_rx_stat *)buf; 1467253789Srpaulo rxdw0 = le32toh(stat->rxdw0); 1468253789Srpaulo 1469253789Srpaulo pktlen = MS(rxdw0, R92S_RXDW0_PKTLEN); 1470253789Srpaulo if (__predict_false(pktlen == 0)) 1471253789Srpaulo break; 1472253789Srpaulo 1473253789Srpaulo infosz = MS(rxdw0, R92S_RXDW0_INFOSZ) * 8; 1474253789Srpaulo 1475253789Srpaulo /* Make sure everything fits in xfer. */ 1476253789Srpaulo totlen = sizeof(*stat) + infosz + pktlen; 1477253789Srpaulo if (__predict_false(totlen > len)) 1478253789Srpaulo break; 1479253789Srpaulo 1480253789Srpaulo /* Process 802.11 frame. */ 1481253789Srpaulo m = rsu_rx_frame(sc, buf, pktlen, rssi); 1482253789Srpaulo if (m0 == NULL) 1483253789Srpaulo m0 = m; 1484253789Srpaulo if (prevm == NULL) 1485253789Srpaulo prevm = m; 1486253789Srpaulo else { 1487253789Srpaulo prevm->m_next = m; 1488253789Srpaulo prevm = m; 1489253789Srpaulo } 1490253789Srpaulo /* Next chunk is 128-byte aligned. */ 1491253789Srpaulo totlen = (totlen + 127) & ~127; 1492253789Srpaulo buf += totlen; 1493253789Srpaulo len -= totlen; 1494253789Srpaulo } 1495253789Srpaulo 1496253789Srpaulo return (m0); 1497253789Srpaulo} 1498253789Srpaulo 1499253789Srpaulostatic struct mbuf * 1500253789Srpaulorsu_rxeof(struct usb_xfer *xfer, struct rsu_data *data, int *rssi) 1501253789Srpaulo{ 1502253789Srpaulo struct rsu_softc *sc = data->sc; 1503287197Sglebius struct ieee80211com *ic = &sc->sc_ic; 1504253789Srpaulo struct r92s_rx_stat *stat; 1505253789Srpaulo int len; 1506253789Srpaulo 1507253789Srpaulo usbd_xfer_status(xfer, &len, NULL, NULL, NULL); 1508253789Srpaulo 1509253789Srpaulo if (__predict_false(len < sizeof(*stat))) { 1510253789Srpaulo DPRINTF("xfer too short %d\n", len); 1511287197Sglebius counter_u64_add(ic->ic_ierrors, 1); 1512253789Srpaulo return (NULL); 1513253789Srpaulo } 1514253789Srpaulo /* Determine if it is a firmware C2H event or an 802.11 frame. */ 1515253789Srpaulo stat = (struct r92s_rx_stat *)data->buf; 1516253789Srpaulo if ((le32toh(stat->rxdw1) & 0x1ff) == 0x1ff) { 1517253789Srpaulo rsu_rx_multi_event(sc, data->buf, len); 1518253789Srpaulo /* No packets to process. */ 1519253789Srpaulo return (NULL); 1520253789Srpaulo } else 1521253789Srpaulo return (rsu_rx_multi_frame(sc, data->buf, len, rssi)); 1522253789Srpaulo} 1523253789Srpaulo 1524253789Srpaulostatic void 1525253789Srpaulorsu_bulk_rx_callback(struct usb_xfer *xfer, usb_error_t error) 1526253789Srpaulo{ 1527253789Srpaulo struct rsu_softc *sc = usbd_xfer_softc(xfer); 1528287197Sglebius struct ieee80211com *ic = &sc->sc_ic; 1529253789Srpaulo struct ieee80211_frame *wh; 1530253789Srpaulo struct ieee80211_node *ni; 1531253789Srpaulo struct mbuf *m = NULL, *next; 1532253789Srpaulo struct rsu_data *data; 1533253789Srpaulo int rssi = 1; 1534253789Srpaulo 1535253789Srpaulo RSU_ASSERT_LOCKED(sc); 1536253789Srpaulo 1537253789Srpaulo switch (USB_GET_STATE(xfer)) { 1538253789Srpaulo case USB_ST_TRANSFERRED: 1539253789Srpaulo data = STAILQ_FIRST(&sc->sc_rx_active); 1540253789Srpaulo if (data == NULL) 1541253789Srpaulo goto tr_setup; 1542253789Srpaulo STAILQ_REMOVE_HEAD(&sc->sc_rx_active, next); 1543253789Srpaulo m = rsu_rxeof(xfer, data, &rssi); 1544253789Srpaulo STAILQ_INSERT_TAIL(&sc->sc_rx_inactive, data, next); 1545253789Srpaulo /* FALLTHROUGH */ 1546253789Srpaulo case USB_ST_SETUP: 1547253789Srpaulotr_setup: 1548253789Srpaulo data = STAILQ_FIRST(&sc->sc_rx_inactive); 1549253789Srpaulo if (data == NULL) { 1550253789Srpaulo KASSERT(m == NULL, ("mbuf isn't NULL")); 1551253789Srpaulo return; 1552253789Srpaulo } 1553253789Srpaulo STAILQ_REMOVE_HEAD(&sc->sc_rx_inactive, next); 1554253789Srpaulo STAILQ_INSERT_TAIL(&sc->sc_rx_active, data, next); 1555253789Srpaulo usbd_xfer_set_frame_data(xfer, 0, data->buf, 1556253789Srpaulo usbd_xfer_max_len(xfer)); 1557253789Srpaulo usbd_transfer_submit(xfer); 1558253789Srpaulo /* 1559253789Srpaulo * To avoid LOR we should unlock our private mutex here to call 1560253789Srpaulo * ieee80211_input() because here is at the end of a USB 1561253789Srpaulo * callback and safe to unlock. 1562253789Srpaulo */ 1563253789Srpaulo RSU_UNLOCK(sc); 1564253789Srpaulo while (m != NULL) { 1565253789Srpaulo next = m->m_next; 1566253789Srpaulo m->m_next = NULL; 1567253789Srpaulo wh = mtod(m, struct ieee80211_frame *); 1568253789Srpaulo ni = ieee80211_find_rxnode(ic, 1569253789Srpaulo (struct ieee80211_frame_min *)wh); 1570253789Srpaulo if (ni != NULL) { 1571253789Srpaulo (void)ieee80211_input(ni, m, rssi, 0); 1572253789Srpaulo ieee80211_free_node(ni); 1573253789Srpaulo } else 1574253789Srpaulo (void)ieee80211_input_all(ic, m, rssi, 0); 1575253789Srpaulo m = next; 1576253789Srpaulo } 1577253789Srpaulo RSU_LOCK(sc); 1578253789Srpaulo break; 1579253789Srpaulo default: 1580253789Srpaulo /* needs it to the inactive queue due to a error. */ 1581253789Srpaulo data = STAILQ_FIRST(&sc->sc_rx_active); 1582253789Srpaulo if (data != NULL) { 1583253789Srpaulo STAILQ_REMOVE_HEAD(&sc->sc_rx_active, next); 1584253789Srpaulo STAILQ_INSERT_TAIL(&sc->sc_rx_inactive, data, next); 1585253789Srpaulo } 1586253789Srpaulo if (error != USB_ERR_CANCELLED) { 1587253789Srpaulo usbd_xfer_set_stall(xfer); 1588287197Sglebius counter_u64_add(ic->ic_ierrors, 1); 1589253789Srpaulo goto tr_setup; 1590253789Srpaulo } 1591253789Srpaulo break; 1592253789Srpaulo } 1593253789Srpaulo 1594253789Srpaulo} 1595253789Srpaulo 1596253789Srpaulostatic void 1597253789Srpaulorsu_txeof(struct usb_xfer *xfer, struct rsu_data *data) 1598253789Srpaulo{ 1599287727Sadrian#ifdef USB_DEBUG 1600287727Sadrian struct rsu_softc *sc = usbd_xfer_softc(xfer); 1601287727Sadrian#endif 1602253789Srpaulo 1603287727Sadrian RSU_DPRINTF(sc, RSU_DEBUG_TXDONE, "%s: called; data=%p\n", 1604287727Sadrian __func__, 1605287727Sadrian data); 1606287727Sadrian 1607253789Srpaulo if (data->m) { 1608287197Sglebius /* XXX status? */ 1609287197Sglebius ieee80211_tx_complete(data->ni, data->m, 0); 1610253789Srpaulo data->m = NULL; 1611253789Srpaulo data->ni = NULL; 1612253789Srpaulo } 1613253789Srpaulo} 1614253789Srpaulo 1615253789Srpaulostatic void 1616266505Shselaskyrsu_bulk_tx_callback_sub(struct usb_xfer *xfer, usb_error_t error, 1617266505Shselasky uint8_t which) 1618253789Srpaulo{ 1619253789Srpaulo struct rsu_softc *sc = usbd_xfer_softc(xfer); 1620287197Sglebius struct ieee80211com *ic = &sc->sc_ic; 1621253789Srpaulo struct rsu_data *data; 1622253789Srpaulo 1623253789Srpaulo RSU_ASSERT_LOCKED(sc); 1624253789Srpaulo 1625253789Srpaulo switch (USB_GET_STATE(xfer)) { 1626253789Srpaulo case USB_ST_TRANSFERRED: 1627266505Shselasky data = STAILQ_FIRST(&sc->sc_tx_active[which]); 1628253789Srpaulo if (data == NULL) 1629253789Srpaulo goto tr_setup; 1630287727Sadrian RSU_DPRINTF(sc, RSU_DEBUG_TXDONE, "%s: transfer done %p\n", 1631287727Sadrian __func__, data); 1632266505Shselasky STAILQ_REMOVE_HEAD(&sc->sc_tx_active[which], next); 1633253789Srpaulo rsu_txeof(xfer, data); 1634253789Srpaulo STAILQ_INSERT_TAIL(&sc->sc_tx_inactive, data, next); 1635253789Srpaulo /* FALLTHROUGH */ 1636253789Srpaulo case USB_ST_SETUP: 1637253789Srpaulotr_setup: 1638266505Shselasky data = STAILQ_FIRST(&sc->sc_tx_pending[which]); 1639253789Srpaulo if (data == NULL) { 1640287727Sadrian RSU_DPRINTF(sc, RSU_DEBUG_TXDONE, 1641287727Sadrian "%s: empty pending queue sc %p\n", __func__, sc); 1642253789Srpaulo return; 1643253789Srpaulo } 1644266505Shselasky STAILQ_REMOVE_HEAD(&sc->sc_tx_pending[which], next); 1645266505Shselasky STAILQ_INSERT_TAIL(&sc->sc_tx_active[which], data, next); 1646253789Srpaulo usbd_xfer_set_frame_data(xfer, 0, data->buf, data->buflen); 1647287727Sadrian RSU_DPRINTF(sc, RSU_DEBUG_TXDONE, 1648287727Sadrian "%s: submitting transfer %p\n", 1649287727Sadrian __func__, 1650287727Sadrian data); 1651253789Srpaulo usbd_transfer_submit(xfer); 1652253789Srpaulo break; 1653253789Srpaulo default: 1654266505Shselasky data = STAILQ_FIRST(&sc->sc_tx_active[which]); 1655266505Shselasky if (data != NULL) { 1656266505Shselasky STAILQ_REMOVE_HEAD(&sc->sc_tx_active[which], next); 1657266505Shselasky rsu_txeof(xfer, data); 1658266505Shselasky STAILQ_INSERT_TAIL(&sc->sc_tx_inactive, data, next); 1659253789Srpaulo } 1660287197Sglebius counter_u64_add(ic->ic_oerrors, 1); 1661266505Shselasky 1662253789Srpaulo if (error != USB_ERR_CANCELLED) { 1663253789Srpaulo usbd_xfer_set_stall(xfer); 1664253789Srpaulo goto tr_setup; 1665253789Srpaulo } 1666253789Srpaulo break; 1667253789Srpaulo } 1668253789Srpaulo} 1669253789Srpaulo 1670266505Shselaskystatic void 1671267041Shselaskyrsu_bulk_tx_callback_be_bk(struct usb_xfer *xfer, usb_error_t error) 1672266505Shselasky{ 1673267041Shselasky rsu_bulk_tx_callback_sub(xfer, error, RSU_BULK_TX_BE_BK); 1674266505Shselasky} 1675266505Shselasky 1676266505Shselaskystatic void 1677267041Shselaskyrsu_bulk_tx_callback_vi_vo(struct usb_xfer *xfer, usb_error_t error) 1678266505Shselasky{ 1679267041Shselasky rsu_bulk_tx_callback_sub(xfer, error, RSU_BULK_TX_VI_VO); 1680266505Shselasky} 1681266505Shselasky 1682253789Srpaulostatic int 1683253789Srpaulorsu_tx_start(struct rsu_softc *sc, struct ieee80211_node *ni, 1684266505Shselasky struct mbuf *m0, struct rsu_data *data) 1685253789Srpaulo{ 1686287197Sglebius struct ieee80211com *ic = &sc->sc_ic; 1687253789Srpaulo struct ieee80211vap *vap = ni->ni_vap; 1688253789Srpaulo struct ieee80211_frame *wh; 1689253789Srpaulo struct ieee80211_key *k = NULL; 1690253789Srpaulo struct r92s_tx_desc *txd; 1691266505Shselasky uint8_t type; 1692266505Shselasky uint8_t tid = 0; 1693266505Shselasky uint8_t which; 1694266505Shselasky int hasqos; 1695266505Shselasky int xferlen; 1696253789Srpaulo 1697253789Srpaulo RSU_ASSERT_LOCKED(sc); 1698253789Srpaulo 1699253789Srpaulo wh = mtod(m0, struct ieee80211_frame *); 1700253789Srpaulo type = wh->i_fc[0] & IEEE80211_FC0_TYPE_MASK; 1701253789Srpaulo 1702287727Sadrian RSU_DPRINTF(sc, RSU_DEBUG_TX, "%s: data=%p, m=%p\n", 1703287727Sadrian __func__, data, m0); 1704287727Sadrian 1705260444Skevlo if (wh->i_fc[1] & IEEE80211_FC1_PROTECTED) { 1706253789Srpaulo k = ieee80211_crypto_encap(ni, m0); 1707253789Srpaulo if (k == NULL) { 1708253789Srpaulo device_printf(sc->sc_dev, 1709253789Srpaulo "ieee80211_crypto_encap returns NULL.\n"); 1710253789Srpaulo /* XXX we don't expect the fragmented frames */ 1711253789Srpaulo m_freem(m0); 1712253789Srpaulo return (ENOBUFS); 1713253789Srpaulo } 1714253789Srpaulo wh = mtod(m0, struct ieee80211_frame *); 1715253789Srpaulo } 1716253789Srpaulo switch (type) { 1717253789Srpaulo case IEEE80211_FC0_TYPE_CTL: 1718253789Srpaulo case IEEE80211_FC0_TYPE_MGT: 1719267041Shselasky which = rsu_wme_ac_xfer_map[WME_AC_VO]; 1720253789Srpaulo break; 1721253789Srpaulo default: 1722267041Shselasky which = rsu_wme_ac_xfer_map[M_WME_GETAC(m0)]; 1723253789Srpaulo break; 1724253789Srpaulo } 1725253789Srpaulo hasqos = 0; 1726253789Srpaulo 1727253789Srpaulo /* Fill Tx descriptor. */ 1728253789Srpaulo txd = (struct r92s_tx_desc *)data->buf; 1729253789Srpaulo memset(txd, 0, sizeof(*txd)); 1730253789Srpaulo 1731253789Srpaulo txd->txdw0 |= htole32( 1732253789Srpaulo SM(R92S_TXDW0_PKTLEN, m0->m_pkthdr.len) | 1733253789Srpaulo SM(R92S_TXDW0_OFFSET, sizeof(*txd)) | 1734253789Srpaulo R92S_TXDW0_OWN | R92S_TXDW0_FSG | R92S_TXDW0_LSG); 1735253789Srpaulo 1736253789Srpaulo txd->txdw1 |= htole32( 1737253789Srpaulo SM(R92S_TXDW1_MACID, R92S_MACID_BSS) | 1738253789Srpaulo SM(R92S_TXDW1_QSEL, R92S_TXDW1_QSEL_BE)); 1739253789Srpaulo if (!hasqos) 1740253789Srpaulo txd->txdw1 |= htole32(R92S_TXDW1_NONQOS); 1741253789Srpaulo#ifdef notyet 1742253789Srpaulo if (k != NULL) { 1743253789Srpaulo switch (k->wk_cipher->ic_cipher) { 1744253789Srpaulo case IEEE80211_CIPHER_WEP: 1745253789Srpaulo cipher = R92S_TXDW1_CIPHER_WEP; 1746253789Srpaulo break; 1747253789Srpaulo case IEEE80211_CIPHER_TKIP: 1748253789Srpaulo cipher = R92S_TXDW1_CIPHER_TKIP; 1749253789Srpaulo break; 1750253789Srpaulo case IEEE80211_CIPHER_AES_CCM: 1751253789Srpaulo cipher = R92S_TXDW1_CIPHER_AES; 1752253789Srpaulo break; 1753253789Srpaulo default: 1754253789Srpaulo cipher = R92S_TXDW1_CIPHER_NONE; 1755253789Srpaulo } 1756253789Srpaulo txd->txdw1 |= htole32( 1757253789Srpaulo SM(R92S_TXDW1_CIPHER, cipher) | 1758253789Srpaulo SM(R92S_TXDW1_KEYIDX, k->k_id)); 1759253789Srpaulo } 1760253789Srpaulo#endif 1761253789Srpaulo txd->txdw2 |= htole32(R92S_TXDW2_BK); 1762253789Srpaulo if (IEEE80211_IS_MULTICAST(wh->i_addr1)) 1763253789Srpaulo txd->txdw2 |= htole32(R92S_TXDW2_BMCAST); 1764253789Srpaulo /* 1765253789Srpaulo * Firmware will use and increment the sequence number for the 1766253789Srpaulo * specified TID. 1767253789Srpaulo */ 1768253789Srpaulo txd->txdw3 |= htole32(SM(R92S_TXDW3_SEQ, tid)); 1769253789Srpaulo 1770253789Srpaulo if (ieee80211_radiotap_active_vap(vap)) { 1771253789Srpaulo struct rsu_tx_radiotap_header *tap = &sc->sc_txtap; 1772253789Srpaulo 1773253789Srpaulo tap->wt_flags = 0; 1774253789Srpaulo tap->wt_chan_freq = htole16(ic->ic_curchan->ic_freq); 1775253789Srpaulo tap->wt_chan_flags = htole16(ic->ic_curchan->ic_flags); 1776253789Srpaulo ieee80211_radiotap_tx(vap, m0); 1777253789Srpaulo } 1778287727Sadrian 1779253789Srpaulo xferlen = sizeof(*txd) + m0->m_pkthdr.len; 1780253789Srpaulo m_copydata(m0, 0, m0->m_pkthdr.len, (caddr_t)&txd[1]); 1781253789Srpaulo 1782253789Srpaulo data->buflen = xferlen; 1783253789Srpaulo data->ni = ni; 1784253789Srpaulo data->m = m0; 1785266505Shselasky STAILQ_INSERT_TAIL(&sc->sc_tx_pending[which], data, next); 1786253789Srpaulo 1787266505Shselasky /* start transfer, if any */ 1788267041Shselasky usbd_transfer_start(sc->sc_xfer[which]); 1789253789Srpaulo return (0); 1790253789Srpaulo} 1791253789Srpaulo 1792287197Sglebiusstatic int 1793287197Sglebiusrsu_transmit(struct ieee80211com *ic, struct mbuf *m) 1794253789Srpaulo{ 1795287197Sglebius struct rsu_softc *sc = ic->ic_softc; 1796287197Sglebius int error; 1797253789Srpaulo 1798253789Srpaulo RSU_LOCK(sc); 1799287197Sglebius if (!sc->sc_running) { 1800287197Sglebius RSU_UNLOCK(sc); 1801287197Sglebius return (ENXIO); 1802287197Sglebius } 1803287197Sglebius error = mbufq_enqueue(&sc->sc_snd, m); 1804287197Sglebius if (error) { 1805287197Sglebius RSU_UNLOCK(sc); 1806287197Sglebius return (error); 1807287197Sglebius } 1808287197Sglebius rsu_start(sc); 1809253789Srpaulo RSU_UNLOCK(sc); 1810287197Sglebius 1811287197Sglebius return (0); 1812253789Srpaulo} 1813253789Srpaulo 1814253789Srpaulostatic void 1815287197Sglebiusrsu_start(struct rsu_softc *sc) 1816253789Srpaulo{ 1817253789Srpaulo struct ieee80211_node *ni; 1818266505Shselasky struct rsu_data *bf; 1819253789Srpaulo struct mbuf *m; 1820253789Srpaulo 1821253789Srpaulo RSU_ASSERT_LOCKED(sc); 1822253789Srpaulo 1823287197Sglebius while ((m = mbufq_dequeue(&sc->sc_snd)) != NULL) { 1824287197Sglebius bf = rsu_getbuf(sc); 1825287197Sglebius if (bf == NULL) { 1826287197Sglebius mbufq_prepend(&sc->sc_snd, m); 1827253789Srpaulo break; 1828287197Sglebius } 1829287197Sglebius 1830253789Srpaulo ni = (struct ieee80211_node *)m->m_pkthdr.rcvif; 1831253789Srpaulo m->m_pkthdr.rcvif = NULL; 1832253789Srpaulo 1833287197Sglebius if (rsu_tx_start(sc, ni, m, bf) != 0) { 1834287197Sglebius if_inc_counter(ni->ni_vap->iv_ifp, 1835287197Sglebius IFCOUNTER_OERRORS, 1); 1836253789Srpaulo STAILQ_INSERT_HEAD(&sc->sc_tx_inactive, bf, next); 1837253789Srpaulo ieee80211_free_node(ni); 1838287197Sglebius break; 1839253789Srpaulo } 1840253789Srpaulo } 1841253789Srpaulo} 1842253789Srpaulo 1843287197Sglebiusstatic void 1844287197Sglebiusrsu_parent(struct ieee80211com *ic) 1845253789Srpaulo{ 1846286950Sadrian struct rsu_softc *sc = ic->ic_softc; 1847287197Sglebius int startall = 0; 1848253789Srpaulo 1849287197Sglebius RSU_LOCK(sc); 1850287197Sglebius if (ic->ic_nrunning > 0) { 1851287197Sglebius if (!sc->sc_running) { 1852287197Sglebius rsu_init(sc); 1853287197Sglebius startall = 1; 1854253789Srpaulo } 1855287197Sglebius } else if (sc->sc_running) 1856287197Sglebius rsu_stop(sc); 1857287197Sglebius RSU_UNLOCK(sc); 1858253789Srpaulo 1859287197Sglebius if (startall) 1860287197Sglebius ieee80211_start_all(ic); 1861253789Srpaulo} 1862253789Srpaulo 1863253789Srpaulo/* 1864253789Srpaulo * Power on sequence for A-cut adapters. 1865253789Srpaulo */ 1866253789Srpaulostatic void 1867253789Srpaulorsu_power_on_acut(struct rsu_softc *sc) 1868253789Srpaulo{ 1869253789Srpaulo uint32_t reg; 1870253789Srpaulo 1871253789Srpaulo rsu_write_1(sc, R92S_SPS0_CTRL + 1, 0x53); 1872253789Srpaulo rsu_write_1(sc, R92S_SPS0_CTRL + 0, 0x57); 1873253789Srpaulo 1874253789Srpaulo /* Enable AFE macro block's bandgap and Mbias. */ 1875253789Srpaulo rsu_write_1(sc, R92S_AFE_MISC, 1876253789Srpaulo rsu_read_1(sc, R92S_AFE_MISC) | 1877253789Srpaulo R92S_AFE_MISC_BGEN | R92S_AFE_MISC_MBEN); 1878253789Srpaulo /* Enable LDOA15 block. */ 1879253789Srpaulo rsu_write_1(sc, R92S_LDOA15_CTRL, 1880253789Srpaulo rsu_read_1(sc, R92S_LDOA15_CTRL) | R92S_LDA15_EN); 1881253789Srpaulo 1882253789Srpaulo rsu_write_1(sc, R92S_SPS1_CTRL, 1883253789Srpaulo rsu_read_1(sc, R92S_SPS1_CTRL) | R92S_SPS1_LDEN); 1884253789Srpaulo usb_pause_mtx(&sc->sc_mtx, 2 * hz); 1885253789Srpaulo /* Enable switch regulator block. */ 1886253789Srpaulo rsu_write_1(sc, R92S_SPS1_CTRL, 1887253789Srpaulo rsu_read_1(sc, R92S_SPS1_CTRL) | R92S_SPS1_SWEN); 1888253789Srpaulo 1889253789Srpaulo rsu_write_4(sc, R92S_SPS1_CTRL, 0x00a7b267); 1890253789Srpaulo 1891253789Srpaulo rsu_write_1(sc, R92S_SYS_ISO_CTRL + 1, 1892253789Srpaulo rsu_read_1(sc, R92S_SYS_ISO_CTRL + 1) | 0x08); 1893253789Srpaulo 1894253789Srpaulo rsu_write_1(sc, R92S_SYS_FUNC_EN + 1, 1895253789Srpaulo rsu_read_1(sc, R92S_SYS_FUNC_EN + 1) | 0x20); 1896253789Srpaulo 1897253789Srpaulo rsu_write_1(sc, R92S_SYS_ISO_CTRL + 1, 1898253789Srpaulo rsu_read_1(sc, R92S_SYS_ISO_CTRL + 1) & ~0x90); 1899253789Srpaulo 1900253789Srpaulo /* Enable AFE clock. */ 1901253789Srpaulo rsu_write_1(sc, R92S_AFE_XTAL_CTRL + 1, 1902253789Srpaulo rsu_read_1(sc, R92S_AFE_XTAL_CTRL + 1) & ~0x04); 1903253789Srpaulo /* Enable AFE PLL macro block. */ 1904253789Srpaulo rsu_write_1(sc, R92S_AFE_PLL_CTRL, 1905253789Srpaulo rsu_read_1(sc, R92S_AFE_PLL_CTRL) | 0x11); 1906253789Srpaulo /* Attach AFE PLL to MACTOP/BB. */ 1907253789Srpaulo rsu_write_1(sc, R92S_SYS_ISO_CTRL, 1908253789Srpaulo rsu_read_1(sc, R92S_SYS_ISO_CTRL) & ~0x11); 1909253789Srpaulo 1910253789Srpaulo /* Switch to 40MHz clock instead of 80MHz. */ 1911253789Srpaulo rsu_write_2(sc, R92S_SYS_CLKR, 1912253789Srpaulo rsu_read_2(sc, R92S_SYS_CLKR) & ~R92S_SYS_CLKSEL); 1913253789Srpaulo 1914253789Srpaulo /* Enable MAC clock. */ 1915253789Srpaulo rsu_write_2(sc, R92S_SYS_CLKR, 1916253789Srpaulo rsu_read_2(sc, R92S_SYS_CLKR) | 1917253789Srpaulo R92S_MAC_CLK_EN | R92S_SYS_CLK_EN); 1918253789Srpaulo 1919253789Srpaulo rsu_write_1(sc, R92S_PMC_FSM, 0x02); 1920253789Srpaulo 1921253789Srpaulo /* Enable digital core and IOREG R/W. */ 1922253789Srpaulo rsu_write_1(sc, R92S_SYS_FUNC_EN + 1, 1923253789Srpaulo rsu_read_1(sc, R92S_SYS_FUNC_EN + 1) | 0x08); 1924253789Srpaulo 1925253789Srpaulo rsu_write_1(sc, R92S_SYS_FUNC_EN + 1, 1926253789Srpaulo rsu_read_1(sc, R92S_SYS_FUNC_EN + 1) | 0x80); 1927253789Srpaulo 1928253789Srpaulo /* Switch the control path to firmware. */ 1929253789Srpaulo reg = rsu_read_2(sc, R92S_SYS_CLKR); 1930253789Srpaulo reg = (reg & ~R92S_SWHW_SEL) | R92S_FWHW_SEL; 1931253789Srpaulo rsu_write_2(sc, R92S_SYS_CLKR, reg); 1932253789Srpaulo 1933253789Srpaulo rsu_write_2(sc, R92S_CR, 0x37fc); 1934253789Srpaulo 1935253789Srpaulo /* Fix USB RX FIFO issue. */ 1936253789Srpaulo rsu_write_1(sc, 0xfe5c, 1937253789Srpaulo rsu_read_1(sc, 0xfe5c) | 0x80); 1938253789Srpaulo rsu_write_1(sc, 0x00ab, 1939253789Srpaulo rsu_read_1(sc, 0x00ab) | 0xc0); 1940253789Srpaulo 1941253789Srpaulo rsu_write_1(sc, R92S_SYS_CLKR, 1942253789Srpaulo rsu_read_1(sc, R92S_SYS_CLKR) & ~R92S_SYS_CPU_CLKSEL); 1943253789Srpaulo} 1944253789Srpaulo 1945253789Srpaulo/* 1946253789Srpaulo * Power on sequence for B-cut and C-cut adapters. 1947253789Srpaulo */ 1948253789Srpaulostatic void 1949253789Srpaulorsu_power_on_bcut(struct rsu_softc *sc) 1950253789Srpaulo{ 1951253789Srpaulo uint32_t reg; 1952253789Srpaulo int ntries; 1953253789Srpaulo 1954253789Srpaulo /* Prevent eFuse leakage. */ 1955253789Srpaulo rsu_write_1(sc, 0x37, 0xb0); 1956266505Shselasky usb_pause_mtx(&sc->sc_mtx, hz / 100); 1957253789Srpaulo rsu_write_1(sc, 0x37, 0x30); 1958253789Srpaulo 1959253789Srpaulo /* Switch the control path to hardware. */ 1960253789Srpaulo reg = rsu_read_2(sc, R92S_SYS_CLKR); 1961253789Srpaulo if (reg & R92S_FWHW_SEL) { 1962253789Srpaulo rsu_write_2(sc, R92S_SYS_CLKR, 1963253789Srpaulo reg & ~(R92S_SWHW_SEL | R92S_FWHW_SEL)); 1964253789Srpaulo } 1965253789Srpaulo rsu_write_1(sc, R92S_SYS_FUNC_EN + 1, 1966253789Srpaulo rsu_read_1(sc, R92S_SYS_FUNC_EN + 1) & ~0x8c); 1967266471Shselasky rsu_ms_delay(sc); 1968253789Srpaulo 1969253789Srpaulo rsu_write_1(sc, R92S_SPS0_CTRL + 1, 0x53); 1970253789Srpaulo rsu_write_1(sc, R92S_SPS0_CTRL + 0, 0x57); 1971253789Srpaulo 1972253789Srpaulo reg = rsu_read_1(sc, R92S_AFE_MISC); 1973253789Srpaulo rsu_write_1(sc, R92S_AFE_MISC, reg | R92S_AFE_MISC_BGEN); 1974253789Srpaulo rsu_write_1(sc, R92S_AFE_MISC, reg | R92S_AFE_MISC_BGEN | 1975253789Srpaulo R92S_AFE_MISC_MBEN | R92S_AFE_MISC_I32_EN); 1976253789Srpaulo 1977253789Srpaulo /* Enable PLL. */ 1978253789Srpaulo rsu_write_1(sc, R92S_LDOA15_CTRL, 1979253789Srpaulo rsu_read_1(sc, R92S_LDOA15_CTRL) | R92S_LDA15_EN); 1980253789Srpaulo 1981253789Srpaulo rsu_write_1(sc, R92S_LDOV12D_CTRL, 1982253789Srpaulo rsu_read_1(sc, R92S_LDOV12D_CTRL) | R92S_LDV12_EN); 1983253789Srpaulo 1984253789Srpaulo rsu_write_1(sc, R92S_SYS_ISO_CTRL + 1, 1985253789Srpaulo rsu_read_1(sc, R92S_SYS_ISO_CTRL + 1) | 0x08); 1986253789Srpaulo 1987253789Srpaulo rsu_write_1(sc, R92S_SYS_FUNC_EN + 1, 1988253789Srpaulo rsu_read_1(sc, R92S_SYS_FUNC_EN + 1) | 0x20); 1989253789Srpaulo 1990253789Srpaulo /* Support 64KB IMEM. */ 1991253789Srpaulo rsu_write_1(sc, R92S_SYS_ISO_CTRL + 1, 1992253789Srpaulo rsu_read_1(sc, R92S_SYS_ISO_CTRL + 1) & ~0x97); 1993253789Srpaulo 1994253789Srpaulo /* Enable AFE clock. */ 1995253789Srpaulo rsu_write_1(sc, R92S_AFE_XTAL_CTRL + 1, 1996253789Srpaulo rsu_read_1(sc, R92S_AFE_XTAL_CTRL + 1) & ~0x04); 1997253789Srpaulo /* Enable AFE PLL macro block. */ 1998253789Srpaulo reg = rsu_read_1(sc, R92S_AFE_PLL_CTRL); 1999253789Srpaulo rsu_write_1(sc, R92S_AFE_PLL_CTRL, reg | 0x11); 2000266471Shselasky rsu_ms_delay(sc); 2001253789Srpaulo rsu_write_1(sc, R92S_AFE_PLL_CTRL, reg | 0x51); 2002266471Shselasky rsu_ms_delay(sc); 2003253789Srpaulo rsu_write_1(sc, R92S_AFE_PLL_CTRL, reg | 0x11); 2004266471Shselasky rsu_ms_delay(sc); 2005253789Srpaulo 2006253789Srpaulo /* Attach AFE PLL to MACTOP/BB. */ 2007253789Srpaulo rsu_write_1(sc, R92S_SYS_ISO_CTRL, 2008253789Srpaulo rsu_read_1(sc, R92S_SYS_ISO_CTRL) & ~0x11); 2009253789Srpaulo 2010253789Srpaulo /* Switch to 40MHz clock. */ 2011253789Srpaulo rsu_write_1(sc, R92S_SYS_CLKR, 0x00); 2012253789Srpaulo /* Disable CPU clock and 80MHz SSC. */ 2013253789Srpaulo rsu_write_1(sc, R92S_SYS_CLKR, 2014253789Srpaulo rsu_read_1(sc, R92S_SYS_CLKR) | 0xa0); 2015253789Srpaulo /* Enable MAC clock. */ 2016253789Srpaulo rsu_write_2(sc, R92S_SYS_CLKR, 2017253789Srpaulo rsu_read_2(sc, R92S_SYS_CLKR) | 2018253789Srpaulo R92S_MAC_CLK_EN | R92S_SYS_CLK_EN); 2019253789Srpaulo 2020253789Srpaulo rsu_write_1(sc, R92S_PMC_FSM, 0x02); 2021253789Srpaulo 2022253789Srpaulo /* Enable digital core and IOREG R/W. */ 2023253789Srpaulo rsu_write_1(sc, R92S_SYS_FUNC_EN + 1, 2024253789Srpaulo rsu_read_1(sc, R92S_SYS_FUNC_EN + 1) | 0x08); 2025253789Srpaulo 2026253789Srpaulo rsu_write_1(sc, R92S_SYS_FUNC_EN + 1, 2027253789Srpaulo rsu_read_1(sc, R92S_SYS_FUNC_EN + 1) | 0x80); 2028253789Srpaulo 2029253789Srpaulo /* Switch the control path to firmware. */ 2030253789Srpaulo reg = rsu_read_2(sc, R92S_SYS_CLKR); 2031253789Srpaulo reg = (reg & ~R92S_SWHW_SEL) | R92S_FWHW_SEL; 2032253789Srpaulo rsu_write_2(sc, R92S_SYS_CLKR, reg); 2033253789Srpaulo 2034253789Srpaulo rsu_write_2(sc, R92S_CR, 0x37fc); 2035253789Srpaulo 2036253789Srpaulo /* Fix USB RX FIFO issue. */ 2037253789Srpaulo rsu_write_1(sc, 0xfe5c, 2038253789Srpaulo rsu_read_1(sc, 0xfe5c) | 0x80); 2039253789Srpaulo 2040253789Srpaulo rsu_write_1(sc, R92S_SYS_CLKR, 2041253789Srpaulo rsu_read_1(sc, R92S_SYS_CLKR) & ~R92S_SYS_CPU_CLKSEL); 2042253789Srpaulo 2043253789Srpaulo rsu_write_1(sc, 0xfe1c, 0x80); 2044253789Srpaulo 2045253789Srpaulo /* Make sure TxDMA is ready to download firmware. */ 2046253789Srpaulo for (ntries = 0; ntries < 20; ntries++) { 2047253789Srpaulo reg = rsu_read_1(sc, R92S_TCR); 2048253789Srpaulo if ((reg & (R92S_TCR_IMEM_CHK_RPT | R92S_TCR_EMEM_CHK_RPT)) == 2049253789Srpaulo (R92S_TCR_IMEM_CHK_RPT | R92S_TCR_EMEM_CHK_RPT)) 2050253789Srpaulo break; 2051266471Shselasky rsu_ms_delay(sc); 2052253789Srpaulo } 2053253789Srpaulo if (ntries == 20) { 2054287727Sadrian RSU_DPRINTF(sc, RSU_DEBUG_RESET | RSU_DEBUG_TX, 2055287727Sadrian "%s: TxDMA is not ready\n", 2056287727Sadrian __func__); 2057253789Srpaulo /* Reset TxDMA. */ 2058253789Srpaulo reg = rsu_read_1(sc, R92S_CR); 2059253789Srpaulo rsu_write_1(sc, R92S_CR, reg & ~R92S_CR_TXDMA_EN); 2060266471Shselasky rsu_ms_delay(sc); 2061253789Srpaulo rsu_write_1(sc, R92S_CR, reg | R92S_CR_TXDMA_EN); 2062253789Srpaulo } 2063253789Srpaulo} 2064253789Srpaulo 2065253789Srpaulostatic void 2066253789Srpaulorsu_power_off(struct rsu_softc *sc) 2067253789Srpaulo{ 2068253789Srpaulo /* Turn RF off. */ 2069253789Srpaulo rsu_write_1(sc, R92S_RF_CTRL, 0x00); 2070266505Shselasky usb_pause_mtx(&sc->sc_mtx, hz / 200); 2071253789Srpaulo 2072253789Srpaulo /* Turn MAC off. */ 2073253789Srpaulo /* Switch control path. */ 2074253789Srpaulo rsu_write_1(sc, R92S_SYS_CLKR + 1, 0x38); 2075253789Srpaulo /* Reset MACTOP. */ 2076253789Srpaulo rsu_write_1(sc, R92S_SYS_FUNC_EN + 1, 0x70); 2077253789Srpaulo rsu_write_1(sc, R92S_PMC_FSM, 0x06); 2078253789Srpaulo rsu_write_1(sc, R92S_SYS_ISO_CTRL + 0, 0xf9); 2079253789Srpaulo rsu_write_1(sc, R92S_SYS_ISO_CTRL + 1, 0xe8); 2080253789Srpaulo 2081253789Srpaulo /* Disable AFE PLL. */ 2082253789Srpaulo rsu_write_1(sc, R92S_AFE_PLL_CTRL, 0x00); 2083253789Srpaulo /* Disable A15V. */ 2084253789Srpaulo rsu_write_1(sc, R92S_LDOA15_CTRL, 0x54); 2085253789Srpaulo /* Disable eFuse 1.2V. */ 2086253789Srpaulo rsu_write_1(sc, R92S_SYS_FUNC_EN + 1, 0x50); 2087253789Srpaulo rsu_write_1(sc, R92S_LDOV12D_CTRL, 0x24); 2088253789Srpaulo /* Enable AFE macro block's bandgap and Mbias. */ 2089253789Srpaulo rsu_write_1(sc, R92S_AFE_MISC, 0x30); 2090253789Srpaulo /* Disable 1.6V LDO. */ 2091253789Srpaulo rsu_write_1(sc, R92S_SPS0_CTRL + 0, 0x56); 2092253789Srpaulo rsu_write_1(sc, R92S_SPS0_CTRL + 1, 0x43); 2093253789Srpaulo} 2094253789Srpaulo 2095253789Srpaulostatic int 2096253807Srpaulorsu_fw_loadsection(struct rsu_softc *sc, const uint8_t *buf, int len) 2097253789Srpaulo{ 2098267041Shselasky const uint8_t which = rsu_wme_ac_xfer_map[WME_AC_VO]; 2099253789Srpaulo struct rsu_data *data; 2100253789Srpaulo struct r92s_tx_desc *txd; 2101253789Srpaulo int mlen; 2102253789Srpaulo 2103253789Srpaulo while (len > 0) { 2104253789Srpaulo data = rsu_getbuf(sc); 2105253789Srpaulo if (data == NULL) 2106253789Srpaulo return (ENOMEM); 2107253789Srpaulo txd = (struct r92s_tx_desc *)data->buf; 2108253789Srpaulo memset(txd, 0, sizeof(*txd)); 2109253789Srpaulo if (len <= RSU_TXBUFSZ - sizeof(*txd)) { 2110253789Srpaulo /* Last chunk. */ 2111253789Srpaulo txd->txdw0 |= htole32(R92S_TXDW0_LINIP); 2112253789Srpaulo mlen = len; 2113253789Srpaulo } else 2114253789Srpaulo mlen = RSU_TXBUFSZ - sizeof(*txd); 2115253789Srpaulo txd->txdw0 |= htole32(SM(R92S_TXDW0_PKTLEN, mlen)); 2116253789Srpaulo memcpy(&txd[1], buf, mlen); 2117253789Srpaulo data->buflen = sizeof(*txd) + mlen; 2118287727Sadrian RSU_DPRINTF(sc, RSU_DEBUG_TX | RSU_DEBUG_FW | RSU_DEBUG_RESET, 2119287727Sadrian "%s: starting transfer %p\n", 2120287727Sadrian __func__, data); 2121266505Shselasky STAILQ_INSERT_TAIL(&sc->sc_tx_pending[which], data, next); 2122253789Srpaulo buf += mlen; 2123253789Srpaulo len -= mlen; 2124253789Srpaulo } 2125267041Shselasky usbd_transfer_start(sc->sc_xfer[which]); 2126253789Srpaulo return (0); 2127253789Srpaulo} 2128253789Srpaulo 2129253789Srpaulostatic int 2130253789Srpaulorsu_load_firmware(struct rsu_softc *sc) 2131253789Srpaulo{ 2132253807Srpaulo const struct r92s_fw_hdr *hdr; 2133253789Srpaulo struct r92s_fw_priv *dmem; 2134253807Srpaulo const uint8_t *imem, *emem; 2135253789Srpaulo int imemsz, ememsz; 2136253789Srpaulo const struct firmware *fw; 2137253789Srpaulo size_t size; 2138253789Srpaulo uint32_t reg; 2139253789Srpaulo int ntries, error; 2140253789Srpaulo 2141267041Shselasky if (rsu_read_1(sc, R92S_TCR) & R92S_TCR_FWRDY) { 2142287727Sadrian RSU_DPRINTF(sc, RSU_DEBUG_FW | RSU_DEBUG_RESET, 2143287727Sadrian "%s: Firmware already loaded\n", 2144287727Sadrian __func__); 2145267041Shselasky return (0); 2146267041Shselasky } 2147267041Shselasky 2148253789Srpaulo RSU_UNLOCK(sc); 2149253789Srpaulo /* Read firmware image from the filesystem. */ 2150253789Srpaulo if ((fw = firmware_get("rsu-rtl8712fw")) == NULL) { 2151253789Srpaulo device_printf(sc->sc_dev, 2152253789Srpaulo "%s: failed load firmware of file rsu-rtl8712fw\n", 2153253789Srpaulo __func__); 2154253789Srpaulo RSU_LOCK(sc); 2155253789Srpaulo return (ENXIO); 2156253789Srpaulo } 2157253789Srpaulo RSU_LOCK(sc); 2158253789Srpaulo size = fw->datasize; 2159253789Srpaulo if (size < sizeof(*hdr)) { 2160253789Srpaulo device_printf(sc->sc_dev, "firmware too short\n"); 2161253789Srpaulo error = EINVAL; 2162253789Srpaulo goto fail; 2163253789Srpaulo } 2164253807Srpaulo hdr = (const struct r92s_fw_hdr *)fw->data; 2165253789Srpaulo if (hdr->signature != htole16(0x8712) && 2166253789Srpaulo hdr->signature != htole16(0x8192)) { 2167253789Srpaulo device_printf(sc->sc_dev, 2168253789Srpaulo "invalid firmware signature 0x%x\n", 2169253789Srpaulo le16toh(hdr->signature)); 2170253789Srpaulo error = EINVAL; 2171253789Srpaulo goto fail; 2172253789Srpaulo } 2173253789Srpaulo DPRINTF("FW V%d %02x-%02x %02x:%02x\n", le16toh(hdr->version), 2174253789Srpaulo hdr->month, hdr->day, hdr->hour, hdr->minute); 2175253789Srpaulo 2176253789Srpaulo /* Make sure that driver and firmware are in sync. */ 2177253789Srpaulo if (hdr->privsz != htole32(sizeof(*dmem))) { 2178253789Srpaulo device_printf(sc->sc_dev, "unsupported firmware image\n"); 2179253789Srpaulo error = EINVAL; 2180253789Srpaulo goto fail; 2181253789Srpaulo } 2182253789Srpaulo /* Get FW sections sizes. */ 2183253789Srpaulo imemsz = le32toh(hdr->imemsz); 2184253789Srpaulo ememsz = le32toh(hdr->sramsz); 2185253789Srpaulo /* Check that all FW sections fit in image. */ 2186253789Srpaulo if (size < sizeof(*hdr) + imemsz + ememsz) { 2187253789Srpaulo device_printf(sc->sc_dev, "firmware too short\n"); 2188253789Srpaulo error = EINVAL; 2189253789Srpaulo goto fail; 2190253789Srpaulo } 2191253807Srpaulo imem = (const uint8_t *)&hdr[1]; 2192253789Srpaulo emem = imem + imemsz; 2193253789Srpaulo 2194253789Srpaulo /* Load IMEM section. */ 2195253789Srpaulo error = rsu_fw_loadsection(sc, imem, imemsz); 2196253789Srpaulo if (error != 0) { 2197253789Srpaulo device_printf(sc->sc_dev, 2198253789Srpaulo "could not load firmware section %s\n", "IMEM"); 2199253789Srpaulo goto fail; 2200253789Srpaulo } 2201253789Srpaulo /* Wait for load to complete. */ 2202266535Shselasky for (ntries = 0; ntries != 50; ntries++) { 2203266505Shselasky usb_pause_mtx(&sc->sc_mtx, hz / 100); 2204267041Shselasky reg = rsu_read_1(sc, R92S_TCR); 2205253789Srpaulo if (reg & R92S_TCR_IMEM_CODE_DONE) 2206253789Srpaulo break; 2207253789Srpaulo } 2208266535Shselasky if (ntries == 50) { 2209266535Shselasky device_printf(sc->sc_dev, "timeout waiting for IMEM transfer\n"); 2210253789Srpaulo error = ETIMEDOUT; 2211253789Srpaulo goto fail; 2212253789Srpaulo } 2213253789Srpaulo /* Load EMEM section. */ 2214253789Srpaulo error = rsu_fw_loadsection(sc, emem, ememsz); 2215253789Srpaulo if (error != 0) { 2216253789Srpaulo device_printf(sc->sc_dev, 2217253789Srpaulo "could not load firmware section %s\n", "EMEM"); 2218253789Srpaulo goto fail; 2219253789Srpaulo } 2220253789Srpaulo /* Wait for load to complete. */ 2221266542Shselasky for (ntries = 0; ntries != 50; ntries++) { 2222266505Shselasky usb_pause_mtx(&sc->sc_mtx, hz / 100); 2223253789Srpaulo reg = rsu_read_2(sc, R92S_TCR); 2224253789Srpaulo if (reg & R92S_TCR_EMEM_CODE_DONE) 2225253789Srpaulo break; 2226253789Srpaulo } 2227266542Shselasky if (ntries == 50) { 2228266535Shselasky device_printf(sc->sc_dev, "timeout waiting for EMEM transfer\n"); 2229253789Srpaulo error = ETIMEDOUT; 2230253789Srpaulo goto fail; 2231253789Srpaulo } 2232253789Srpaulo /* Enable CPU. */ 2233253789Srpaulo rsu_write_1(sc, R92S_SYS_CLKR, 2234253789Srpaulo rsu_read_1(sc, R92S_SYS_CLKR) | R92S_SYS_CPU_CLKSEL); 2235253789Srpaulo if (!(rsu_read_1(sc, R92S_SYS_CLKR) & R92S_SYS_CPU_CLKSEL)) { 2236253789Srpaulo device_printf(sc->sc_dev, "could not enable system clock\n"); 2237253789Srpaulo error = EIO; 2238253789Srpaulo goto fail; 2239253789Srpaulo } 2240253789Srpaulo rsu_write_2(sc, R92S_SYS_FUNC_EN, 2241253789Srpaulo rsu_read_2(sc, R92S_SYS_FUNC_EN) | R92S_FEN_CPUEN); 2242253789Srpaulo if (!(rsu_read_2(sc, R92S_SYS_FUNC_EN) & R92S_FEN_CPUEN)) { 2243253789Srpaulo device_printf(sc->sc_dev, 2244253789Srpaulo "could not enable microcontroller\n"); 2245253789Srpaulo error = EIO; 2246253789Srpaulo goto fail; 2247253789Srpaulo } 2248253789Srpaulo /* Wait for CPU to initialize. */ 2249253789Srpaulo for (ntries = 0; ntries < 100; ntries++) { 2250267041Shselasky if (rsu_read_1(sc, R92S_TCR) & R92S_TCR_IMEM_RDY) 2251253789Srpaulo break; 2252266471Shselasky rsu_ms_delay(sc); 2253253789Srpaulo } 2254253789Srpaulo if (ntries == 100) { 2255253789Srpaulo device_printf(sc->sc_dev, 2256253789Srpaulo "timeout waiting for microcontroller\n"); 2257253789Srpaulo error = ETIMEDOUT; 2258253789Srpaulo goto fail; 2259253789Srpaulo } 2260253789Srpaulo 2261253789Srpaulo /* Update DMEM section before loading. */ 2262253807Srpaulo dmem = __DECONST(struct r92s_fw_priv *, &hdr->priv); 2263253789Srpaulo memset(dmem, 0, sizeof(*dmem)); 2264253789Srpaulo dmem->hci_sel = R92S_HCI_SEL_USB | R92S_HCI_SEL_8172; 2265266505Shselasky dmem->nendpoints = 0; 2266253789Srpaulo dmem->rf_config = 0x12; /* 1T2R */ 2267253789Srpaulo dmem->vcs_type = R92S_VCS_TYPE_AUTO; 2268253789Srpaulo dmem->vcs_mode = R92S_VCS_MODE_RTS_CTS; 2269253789Srpaulo#ifdef notyet 2270253789Srpaulo dmem->bw40_en = (ic->ic_htcaps & IEEE80211_HTCAP_CBW20_40) != 0; 2271253789Srpaulo#endif 2272253789Srpaulo dmem->turbo_mode = 1; 2273253789Srpaulo /* Load DMEM section. */ 2274253789Srpaulo error = rsu_fw_loadsection(sc, (uint8_t *)dmem, sizeof(*dmem)); 2275253789Srpaulo if (error != 0) { 2276253789Srpaulo device_printf(sc->sc_dev, 2277253789Srpaulo "could not load firmware section %s\n", "DMEM"); 2278253789Srpaulo goto fail; 2279253789Srpaulo } 2280253789Srpaulo /* Wait for load to complete. */ 2281253789Srpaulo for (ntries = 0; ntries < 100; ntries++) { 2282267041Shselasky if (rsu_read_1(sc, R92S_TCR) & R92S_TCR_DMEM_CODE_DONE) 2283253789Srpaulo break; 2284266471Shselasky rsu_ms_delay(sc); 2285253789Srpaulo } 2286253789Srpaulo if (ntries == 100) { 2287253789Srpaulo device_printf(sc->sc_dev, "timeout waiting for %s transfer\n", 2288253789Srpaulo "DMEM"); 2289253789Srpaulo error = ETIMEDOUT; 2290253789Srpaulo goto fail; 2291253789Srpaulo } 2292253789Srpaulo /* Wait for firmware readiness. */ 2293253789Srpaulo for (ntries = 0; ntries < 60; ntries++) { 2294267041Shselasky if (!(rsu_read_1(sc, R92S_TCR) & R92S_TCR_FWRDY)) 2295253789Srpaulo break; 2296266471Shselasky rsu_ms_delay(sc); 2297253789Srpaulo } 2298253789Srpaulo if (ntries == 60) { 2299253789Srpaulo device_printf(sc->sc_dev, 2300253789Srpaulo "timeout waiting for firmware readiness\n"); 2301253789Srpaulo error = ETIMEDOUT; 2302253789Srpaulo goto fail; 2303253789Srpaulo } 2304253789Srpaulo fail: 2305253789Srpaulo firmware_put(fw, FIRMWARE_UNLOAD); 2306253789Srpaulo return (error); 2307253789Srpaulo} 2308253789Srpaulo 2309253789Srpaulo 2310253789Srpaulostatic int 2311253789Srpaulorsu_raw_xmit(struct ieee80211_node *ni, struct mbuf *m, 2312253789Srpaulo const struct ieee80211_bpf_params *params) 2313253789Srpaulo{ 2314253789Srpaulo struct ieee80211com *ic = ni->ni_ic; 2315286950Sadrian struct rsu_softc *sc = ic->ic_softc; 2316253789Srpaulo struct rsu_data *bf; 2317253789Srpaulo 2318253789Srpaulo /* prevent management frames from being sent if we're not ready */ 2319287197Sglebius if (!sc->sc_running) { 2320253789Srpaulo m_freem(m); 2321253789Srpaulo ieee80211_free_node(ni); 2322253789Srpaulo return (ENETDOWN); 2323253789Srpaulo } 2324253789Srpaulo RSU_LOCK(sc); 2325253789Srpaulo bf = rsu_getbuf(sc); 2326253789Srpaulo if (bf == NULL) { 2327253789Srpaulo ieee80211_free_node(ni); 2328253789Srpaulo m_freem(m); 2329253789Srpaulo RSU_UNLOCK(sc); 2330253789Srpaulo return (ENOBUFS); 2331253789Srpaulo } 2332266505Shselasky if (rsu_tx_start(sc, ni, m, bf) != 0) { 2333253789Srpaulo ieee80211_free_node(ni); 2334253789Srpaulo STAILQ_INSERT_HEAD(&sc->sc_tx_inactive, bf, next); 2335253789Srpaulo RSU_UNLOCK(sc); 2336253789Srpaulo return (EIO); 2337253789Srpaulo } 2338253789Srpaulo RSU_UNLOCK(sc); 2339253789Srpaulo 2340253789Srpaulo return (0); 2341253789Srpaulo} 2342253789Srpaulo 2343253789Srpaulostatic void 2344287197Sglebiusrsu_init(struct rsu_softc *sc) 2345253789Srpaulo{ 2346287197Sglebius struct ieee80211com *ic = &sc->sc_ic; 2347287197Sglebius struct ieee80211vap *vap = TAILQ_FIRST(&ic->ic_vaps); 2348287197Sglebius uint8_t macaddr[IEEE80211_ADDR_LEN]; 2349253789Srpaulo struct r92s_set_pwr_mode cmd; 2350253789Srpaulo int error; 2351266535Shselasky int i; 2352253789Srpaulo 2353287197Sglebius RSU_ASSERT_LOCKED(sc); 2354287197Sglebius 2355253789Srpaulo /* Init host async commands ring. */ 2356253789Srpaulo sc->cmdq.cur = sc->cmdq.next = sc->cmdq.queued = 0; 2357253789Srpaulo 2358253789Srpaulo /* Power on adapter. */ 2359253789Srpaulo if (sc->cut == 1) 2360253789Srpaulo rsu_power_on_acut(sc); 2361253789Srpaulo else 2362253789Srpaulo rsu_power_on_bcut(sc); 2363267041Shselasky 2364253789Srpaulo /* Load firmware. */ 2365253789Srpaulo error = rsu_load_firmware(sc); 2366253789Srpaulo if (error != 0) 2367253789Srpaulo goto fail; 2368253789Srpaulo 2369253789Srpaulo /* Enable Rx TCP checksum offload. */ 2370253789Srpaulo rsu_write_4(sc, R92S_RCR, 2371253789Srpaulo rsu_read_4(sc, R92S_RCR) | 0x04000000); 2372253789Srpaulo /* Append PHY status. */ 2373253789Srpaulo rsu_write_4(sc, R92S_RCR, 2374253789Srpaulo rsu_read_4(sc, R92S_RCR) | 0x02000000); 2375253789Srpaulo 2376253789Srpaulo rsu_write_4(sc, R92S_CR, 2377253789Srpaulo rsu_read_4(sc, R92S_CR) & ~0xff000000); 2378253789Srpaulo 2379253789Srpaulo /* Use 128 bytes pages. */ 2380253789Srpaulo rsu_write_1(sc, 0x00b5, 2381253789Srpaulo rsu_read_1(sc, 0x00b5) | 0x01); 2382253789Srpaulo /* Enable USB Rx aggregation. */ 2383253789Srpaulo rsu_write_1(sc, 0x00bd, 2384253789Srpaulo rsu_read_1(sc, 0x00bd) | 0x80); 2385253789Srpaulo /* Set USB Rx aggregation threshold. */ 2386253789Srpaulo rsu_write_1(sc, 0x00d9, 0x01); 2387253789Srpaulo /* Set USB Rx aggregation timeout (1.7ms/4). */ 2388253789Srpaulo rsu_write_1(sc, 0xfe5b, 0x04); 2389253789Srpaulo /* Fix USB Rx FIFO issue. */ 2390253789Srpaulo rsu_write_1(sc, 0xfe5c, 2391253789Srpaulo rsu_read_1(sc, 0xfe5c) | 0x80); 2392253789Srpaulo 2393253789Srpaulo /* Set MAC address. */ 2394287197Sglebius IEEE80211_ADDR_COPY(macaddr, vap ? vap->iv_myaddr : ic->ic_macaddr); 2395287197Sglebius rsu_write_region_1(sc, R92S_MACID, macaddr, IEEE80211_ADDR_LEN); 2396253789Srpaulo 2397266471Shselasky /* It really takes 1.5 seconds for the firmware to boot: */ 2398266471Shselasky usb_pause_mtx(&sc->sc_mtx, (3 * hz) / 2); 2399253789Srpaulo 2400287727Sadrian RSU_DPRINTF(sc, RSU_DEBUG_RESET, "%s: setting MAC address to %s\n", 2401287727Sadrian __func__, 2402287727Sadrian ether_sprintf(macaddr)); 2403287197Sglebius error = rsu_fw_cmd(sc, R92S_CMD_SET_MAC_ADDRESS, macaddr, 2404253789Srpaulo IEEE80211_ADDR_LEN); 2405253789Srpaulo if (error != 0) { 2406253789Srpaulo device_printf(sc->sc_dev, "could not set MAC address\n"); 2407253789Srpaulo goto fail; 2408253789Srpaulo } 2409253789Srpaulo 2410253789Srpaulo rsu_write_1(sc, R92S_USB_HRPWM, 2411253789Srpaulo R92S_USB_HRPWM_PS_ST_ACTIVE | R92S_USB_HRPWM_PS_ALL_ON); 2412253789Srpaulo 2413287741Sadrian /* Set PS mode fully active */ 2414253789Srpaulo memset(&cmd, 0, sizeof(cmd)); 2415253789Srpaulo cmd.mode = R92S_PS_MODE_ACTIVE; 2416287727Sadrian RSU_DPRINTF(sc, RSU_DEBUG_RESET, "%s: setting ps mode to %d\n", 2417287727Sadrian __func__, cmd.mode); 2418253789Srpaulo error = rsu_fw_cmd(sc, R92S_CMD_SET_PWR_MODE, &cmd, sizeof(cmd)); 2419253789Srpaulo if (error != 0) { 2420253789Srpaulo device_printf(sc->sc_dev, "could not set PS mode\n"); 2421253789Srpaulo goto fail; 2422253789Srpaulo } 2423253789Srpaulo 2424253789Srpaulo#if 0 2425253789Srpaulo if (ic->ic_htcaps & IEEE80211_HTCAP_CBW20_40) { 2426253789Srpaulo /* Enable 40MHz mode. */ 2427253789Srpaulo error = rsu_fw_iocmd(sc, 2428253789Srpaulo SM(R92S_IOCMD_CLASS, 0xf4) | 2429253789Srpaulo SM(R92S_IOCMD_INDEX, 0x00) | 2430253789Srpaulo SM(R92S_IOCMD_VALUE, 0x0007)); 2431253789Srpaulo if (error != 0) { 2432253789Srpaulo device_printf(sc->sc_dev, 2433253789Srpaulo "could not enable 40MHz mode\n"); 2434253789Srpaulo goto fail; 2435253789Srpaulo } 2436253789Srpaulo } 2437253789Srpaulo 2438253789Srpaulo /* Set default channel. */ 2439253789Srpaulo ic->ic_bss->ni_chan = ic->ic_ibss_chan; 2440253789Srpaulo#endif 2441287197Sglebius sc->sc_scan_pass = 0; 2442253789Srpaulo usbd_transfer_start(sc->sc_xfer[RSU_BULK_RX]); 2443253789Srpaulo 2444253789Srpaulo /* We're ready to go. */ 2445287197Sglebius sc->sc_running = 1; 2446253789Srpaulo return; 2447253789Srpaulofail: 2448266535Shselasky /* Need to stop all failed transfers, if any */ 2449266535Shselasky for (i = 0; i != RSU_N_TRANSFER; i++) 2450266535Shselasky usbd_transfer_stop(sc->sc_xfer[i]); 2451253789Srpaulo} 2452253789Srpaulo 2453253789Srpaulostatic void 2454287197Sglebiusrsu_stop(struct rsu_softc *sc) 2455253789Srpaulo{ 2456253789Srpaulo int i; 2457253789Srpaulo 2458287197Sglebius sc->sc_running = 0; 2459253789Srpaulo sc->sc_calibrating = 0; 2460253789Srpaulo taskqueue_cancel_timeout(taskqueue_thread, &sc->calib_task, NULL); 2461253789Srpaulo 2462253789Srpaulo /* Power off adapter. */ 2463253789Srpaulo rsu_power_off(sc); 2464253789Srpaulo 2465253789Srpaulo for (i = 0; i < RSU_N_TRANSFER; i++) 2466253789Srpaulo usbd_transfer_stop(sc->sc_xfer[i]); 2467253789Srpaulo} 2468253789Srpaulo 2469266471Shselaskystatic void 2470266471Shselaskyrsu_ms_delay(struct rsu_softc *sc) 2471266471Shselasky{ 2472266471Shselasky usb_pause_mtx(&sc->sc_mtx, hz / 1000); 2473266471Shselasky} 2474