if_rsu.c revision 287896
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 287896 2015-09-17 03:19:09Z 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; 154287896Sadrianstatic usb_callback_t rsu_bulk_tx_callback_h2c; 155253789Srpaulostatic usb_callback_t rsu_bulk_rx_callback; 156253789Srpaulostatic usb_error_t rsu_do_request(struct rsu_softc *, 157253789Srpaulo struct usb_device_request *, void *); 158253789Srpaulostatic struct ieee80211vap * 159253789Srpaulo rsu_vap_create(struct ieee80211com *, const char name[], 160253789Srpaulo int, enum ieee80211_opmode, int, const uint8_t bssid[], 161253789Srpaulo const uint8_t mac[]); 162253789Srpaulostatic void rsu_vap_delete(struct ieee80211vap *); 163253789Srpaulostatic void rsu_scan_start(struct ieee80211com *); 164253789Srpaulostatic void rsu_scan_end(struct ieee80211com *); 165253789Srpaulostatic void rsu_set_channel(struct ieee80211com *); 166283540Sglebiusstatic void rsu_update_mcast(struct ieee80211com *); 167253789Srpaulostatic int rsu_alloc_rx_list(struct rsu_softc *); 168253789Srpaulostatic void rsu_free_rx_list(struct rsu_softc *); 169253789Srpaulostatic int rsu_alloc_tx_list(struct rsu_softc *); 170253789Srpaulostatic void rsu_free_tx_list(struct rsu_softc *); 171253789Srpaulostatic void rsu_free_list(struct rsu_softc *, struct rsu_data [], int); 172253789Srpaulostatic struct rsu_data *_rsu_getbuf(struct rsu_softc *); 173253789Srpaulostatic struct rsu_data *rsu_getbuf(struct rsu_softc *); 174253789Srpaulostatic int rsu_write_region_1(struct rsu_softc *, uint16_t, uint8_t *, 175253789Srpaulo int); 176253789Srpaulostatic void rsu_write_1(struct rsu_softc *, uint16_t, uint8_t); 177253789Srpaulostatic void rsu_write_2(struct rsu_softc *, uint16_t, uint16_t); 178253789Srpaulostatic void rsu_write_4(struct rsu_softc *, uint16_t, uint32_t); 179253789Srpaulostatic int rsu_read_region_1(struct rsu_softc *, uint16_t, uint8_t *, 180253789Srpaulo int); 181253789Srpaulostatic uint8_t rsu_read_1(struct rsu_softc *, uint16_t); 182253789Srpaulostatic uint16_t rsu_read_2(struct rsu_softc *, uint16_t); 183253789Srpaulostatic uint32_t rsu_read_4(struct rsu_softc *, uint16_t); 184253789Srpaulostatic int rsu_fw_iocmd(struct rsu_softc *, uint32_t); 185253789Srpaulostatic uint8_t rsu_efuse_read_1(struct rsu_softc *, uint16_t); 186253789Srpaulostatic int rsu_read_rom(struct rsu_softc *); 187253789Srpaulostatic int rsu_fw_cmd(struct rsu_softc *, uint8_t, void *, int); 188253789Srpaulostatic void rsu_calib_task(void *, int); 189253789Srpaulostatic int rsu_newstate(struct ieee80211vap *, enum ieee80211_state, int); 190253789Srpaulo#ifdef notyet 191253789Srpaulostatic void rsu_set_key(struct rsu_softc *, const struct ieee80211_key *); 192253789Srpaulostatic void rsu_delete_key(struct rsu_softc *, const struct ieee80211_key *); 193253789Srpaulo#endif 194253789Srpaulostatic int rsu_site_survey(struct rsu_softc *, struct ieee80211vap *); 195253789Srpaulostatic int rsu_join_bss(struct rsu_softc *, struct ieee80211_node *); 196253789Srpaulostatic int rsu_disconnect(struct rsu_softc *); 197253789Srpaulostatic void rsu_event_survey(struct rsu_softc *, uint8_t *, int); 198253789Srpaulostatic void rsu_event_join_bss(struct rsu_softc *, uint8_t *, int); 199253789Srpaulostatic void rsu_rx_event(struct rsu_softc *, uint8_t, uint8_t *, int); 200253789Srpaulostatic void rsu_rx_multi_event(struct rsu_softc *, uint8_t *, int); 201253789Srpaulostatic int8_t rsu_get_rssi(struct rsu_softc *, int, void *); 202253789Srpaulostatic struct mbuf * 203253789Srpaulo rsu_rx_frame(struct rsu_softc *, uint8_t *, int, int *); 204253789Srpaulostatic struct mbuf * 205253789Srpaulo rsu_rx_multi_frame(struct rsu_softc *, uint8_t *, int, int *); 206253789Srpaulostatic struct mbuf * 207253789Srpaulo rsu_rxeof(struct usb_xfer *, struct rsu_data *, int *); 208253789Srpaulostatic void rsu_txeof(struct usb_xfer *, struct rsu_data *); 209253789Srpaulostatic int rsu_raw_xmit(struct ieee80211_node *, struct mbuf *, 210253789Srpaulo const struct ieee80211_bpf_params *); 211287197Sglebiusstatic void rsu_init(struct rsu_softc *); 212253789Srpaulostatic int rsu_tx_start(struct rsu_softc *, struct ieee80211_node *, 213266505Shselasky struct mbuf *, struct rsu_data *); 214287197Sglebiusstatic int rsu_transmit(struct ieee80211com *, struct mbuf *); 215287197Sglebiusstatic void rsu_start(struct rsu_softc *); 216287197Sglebiusstatic void rsu_parent(struct ieee80211com *); 217287197Sglebiusstatic void rsu_stop(struct rsu_softc *); 218287892Sadrianstatic void rsu_ms_delay(struct rsu_softc *, int); 219253789Srpaulo 220253789Srpaulostatic device_method_t rsu_methods[] = { 221253789Srpaulo DEVMETHOD(device_probe, rsu_match), 222253789Srpaulo DEVMETHOD(device_attach, rsu_attach), 223253789Srpaulo DEVMETHOD(device_detach, rsu_detach), 224253789Srpaulo 225253789Srpaulo DEVMETHOD_END 226253789Srpaulo}; 227253789Srpaulo 228253789Srpaulostatic driver_t rsu_driver = { 229253789Srpaulo .name = "rsu", 230253789Srpaulo .methods = rsu_methods, 231253789Srpaulo .size = sizeof(struct rsu_softc) 232253789Srpaulo}; 233253789Srpaulo 234253789Srpaulostatic devclass_t rsu_devclass; 235253789Srpaulo 236253789SrpauloDRIVER_MODULE(rsu, uhub, rsu_driver, rsu_devclass, NULL, 0); 237253789SrpauloMODULE_DEPEND(rsu, wlan, 1, 1, 1); 238253789SrpauloMODULE_DEPEND(rsu, usb, 1, 1, 1); 239253789SrpauloMODULE_DEPEND(rsu, firmware, 1, 1, 1); 240253789SrpauloMODULE_VERSION(rsu, 1); 241253789Srpaulo 242267041Shselaskystatic uint8_t rsu_wme_ac_xfer_map[4] = { 243267041Shselasky [WME_AC_BE] = RSU_BULK_TX_BE_BK, 244267041Shselasky [WME_AC_BK] = RSU_BULK_TX_BE_BK, 245267041Shselasky [WME_AC_VI] = RSU_BULK_TX_VI_VO, 246267041Shselasky [WME_AC_VO] = RSU_BULK_TX_VI_VO, 247267041Shselasky}; 248267041Shselasky 249287896Sadrian/* XXX hard-coded */ 250287896Sadrian#define RSU_H2C_ENDPOINT 3 251287896Sadrian 252253789Srpaulostatic const struct usb_config rsu_config[RSU_N_TRANSFER] = { 253253789Srpaulo [RSU_BULK_RX] = { 254253789Srpaulo .type = UE_BULK, 255253789Srpaulo .endpoint = UE_ADDR_ANY, 256253789Srpaulo .direction = UE_DIR_IN, 257253789Srpaulo .bufsize = RSU_RXBUFSZ, 258253789Srpaulo .flags = { 259253789Srpaulo .pipe_bof = 1, 260253789Srpaulo .short_xfer_ok = 1 261253789Srpaulo }, 262253789Srpaulo .callback = rsu_bulk_rx_callback 263253789Srpaulo }, 264267041Shselasky [RSU_BULK_TX_BE_BK] = { 265253789Srpaulo .type = UE_BULK, 266253789Srpaulo .endpoint = 0x06, 267253789Srpaulo .direction = UE_DIR_OUT, 268253789Srpaulo .bufsize = RSU_TXBUFSZ, 269253789Srpaulo .flags = { 270253789Srpaulo .ext_buffer = 1, 271253789Srpaulo .pipe_bof = 1, 272253789Srpaulo .force_short_xfer = 1 273253789Srpaulo }, 274267041Shselasky .callback = rsu_bulk_tx_callback_be_bk, 275253789Srpaulo .timeout = RSU_TX_TIMEOUT 276253789Srpaulo }, 277267041Shselasky [RSU_BULK_TX_VI_VO] = { 278253789Srpaulo .type = UE_BULK, 279253789Srpaulo .endpoint = 0x04, 280253789Srpaulo .direction = UE_DIR_OUT, 281253789Srpaulo .bufsize = RSU_TXBUFSZ, 282253789Srpaulo .flags = { 283253789Srpaulo .ext_buffer = 1, 284253789Srpaulo .pipe_bof = 1, 285253789Srpaulo .force_short_xfer = 1 286253789Srpaulo }, 287267041Shselasky .callback = rsu_bulk_tx_callback_vi_vo, 288253789Srpaulo .timeout = RSU_TX_TIMEOUT 289253789Srpaulo }, 290287896Sadrian [RSU_BULK_TX_H2C] = { 291287896Sadrian .type = UE_BULK, 292287896Sadrian .endpoint = 0x0d, 293287896Sadrian .direction = UE_DIR_OUT, 294287896Sadrian .bufsize = RSU_TXBUFSZ, 295287896Sadrian .flags = { 296287896Sadrian .ext_buffer = 1, 297287896Sadrian .pipe_bof = 1, 298287896Sadrian .short_xfer_ok = 1 299287896Sadrian }, 300287896Sadrian .callback = rsu_bulk_tx_callback_h2c, 301287896Sadrian .timeout = RSU_TX_TIMEOUT 302287896Sadrian }, 303253789Srpaulo}; 304253789Srpaulo 305253789Srpaulostatic int 306253789Srpaulorsu_match(device_t self) 307253789Srpaulo{ 308253789Srpaulo struct usb_attach_arg *uaa = device_get_ivars(self); 309253789Srpaulo 310253789Srpaulo if (uaa->usb_mode != USB_MODE_HOST || 311253789Srpaulo uaa->info.bIfaceIndex != 0 || 312253789Srpaulo uaa->info.bConfigIndex != 0) 313253789Srpaulo return (ENXIO); 314253789Srpaulo 315253789Srpaulo return (usbd_lookup_id_by_uaa(rsu_devs, sizeof(rsu_devs), uaa)); 316253789Srpaulo} 317253789Srpaulo 318253789Srpaulostatic int 319287763Sadrianrsu_send_mgmt(struct ieee80211_node *ni, int type, int arg) 320287763Sadrian{ 321287763Sadrian 322287763Sadrian return (ENOTSUP); 323287763Sadrian} 324287763Sadrian 325287895Sadrianstatic void 326287895Sadrianrsu_update_chw(struct ieee80211com *ic) 327287895Sadrian{ 328287895Sadrian 329287895Sadrian} 330287895Sadrian 331287763Sadrianstatic int 332287895Sadrianrsu_ampdu_enable(struct ieee80211_node *ni, struct ieee80211_tx_ampdu *tap) 333287895Sadrian{ 334287895Sadrian 335287895Sadrian /* Firmware handles this; not our problem */ 336287895Sadrian return (0); 337287895Sadrian} 338287895Sadrian 339287895Sadrianstatic int 340287895Sadrianrsu_wme_update(struct ieee80211com *ic) 341287895Sadrian{ 342287895Sadrian 343287895Sadrian /* Firmware handles this; not our problem */ 344287895Sadrian return (0); 345287895Sadrian} 346287895Sadrian 347287895Sadrianstatic int 348253789Srpaulorsu_attach(device_t self) 349253789Srpaulo{ 350253789Srpaulo struct usb_attach_arg *uaa = device_get_ivars(self); 351253789Srpaulo struct rsu_softc *sc = device_get_softc(self); 352287197Sglebius struct ieee80211com *ic = &sc->sc_ic; 353253789Srpaulo int error; 354253789Srpaulo uint8_t iface_index, bands; 355287894Sadrian struct usb_interface *iface; 356253789Srpaulo 357253789Srpaulo device_set_usb_desc(self); 358253789Srpaulo sc->sc_udev = uaa->device; 359253789Srpaulo sc->sc_dev = self; 360287894Sadrian sc->sc_ht = !! (USB_GET_DRIVER_INFO(uaa) & RSU_HT_SUPPORTED); 361253789Srpaulo 362287894Sadrian /* Get number of endpoints */ 363287894Sadrian iface = usbd_get_iface(sc->sc_udev, 0); 364287894Sadrian sc->sc_nendpoints = iface->idesc->bNumEndpoints; 365287894Sadrian 366253789Srpaulo mtx_init(&sc->sc_mtx, device_get_nameunit(self), MTX_NETWORK_LOCK, 367253789Srpaulo MTX_DEF); 368253789Srpaulo TIMEOUT_TASK_INIT(taskqueue_thread, &sc->calib_task, 0, 369253789Srpaulo rsu_calib_task, sc); 370287197Sglebius mbufq_init(&sc->sc_snd, ifqmaxlen); 371253789Srpaulo 372266535Shselasky /* Allocate Tx/Rx buffers. */ 373266535Shselasky error = rsu_alloc_rx_list(sc); 374266535Shselasky if (error != 0) { 375266535Shselasky device_printf(sc->sc_dev, "could not allocate Rx buffers\n"); 376266535Shselasky goto fail_usb; 377266535Shselasky } 378266535Shselasky 379266535Shselasky error = rsu_alloc_tx_list(sc); 380266535Shselasky if (error != 0) { 381266535Shselasky device_printf(sc->sc_dev, "could not allocate Tx buffers\n"); 382266535Shselasky rsu_free_rx_list(sc); 383266535Shselasky goto fail_usb; 384266535Shselasky } 385266535Shselasky 386253789Srpaulo iface_index = 0; 387253789Srpaulo error = usbd_transfer_setup(uaa->device, &iface_index, sc->sc_xfer, 388253789Srpaulo rsu_config, RSU_N_TRANSFER, sc, &sc->sc_mtx); 389253789Srpaulo if (error) { 390253789Srpaulo device_printf(sc->sc_dev, 391253789Srpaulo "could not allocate USB transfers, err=%s\n", 392253789Srpaulo usbd_errstr(error)); 393253831Srpaulo goto fail_usb; 394253789Srpaulo } 395253789Srpaulo RSU_LOCK(sc); 396253789Srpaulo /* Read chip revision. */ 397253789Srpaulo sc->cut = MS(rsu_read_4(sc, R92S_PMC_FSM), R92S_PMC_FSM_CUT); 398253789Srpaulo if (sc->cut != 3) 399253789Srpaulo sc->cut = (sc->cut >> 1) + 1; 400253789Srpaulo error = rsu_read_rom(sc); 401276611Shselasky RSU_UNLOCK(sc); 402253789Srpaulo if (error != 0) { 403253789Srpaulo device_printf(self, "could not read ROM\n"); 404253831Srpaulo goto fail_rom; 405253789Srpaulo } 406287197Sglebius IEEE80211_ADDR_COPY(ic->ic_macaddr, &sc->rom[0x12]); 407253789Srpaulo device_printf(self, "MAC/BB RTL8712 cut %d\n", sc->cut); 408253789Srpaulo 409283537Sglebius ic->ic_softc = sc; 410283527Sglebius ic->ic_name = device_get_nameunit(self); 411253789Srpaulo ic->ic_phytype = IEEE80211_T_OFDM; /* Not only, but not used. */ 412253789Srpaulo ic->ic_opmode = IEEE80211_M_STA; /* Default to BSS mode. */ 413253789Srpaulo 414253789Srpaulo /* Set device capabilities. */ 415253789Srpaulo ic->ic_caps = 416253789Srpaulo IEEE80211_C_STA | /* station mode */ 417287727Sadrian#if 0 418253789Srpaulo IEEE80211_C_BGSCAN | /* Background scan. */ 419287727Sadrian#endif 420253789Srpaulo IEEE80211_C_SHPREAMBLE | /* Short preamble supported. */ 421253789Srpaulo IEEE80211_C_SHSLOT | /* Short slot time supported. */ 422253789Srpaulo IEEE80211_C_WPA; /* WPA/RSN. */ 423253789Srpaulo 424253789Srpaulo#if 0 425253789Srpaulo /* Check if HT support is present. */ 426253789Srpaulo if (usb_lookup(rsu_devs_noht, uaa->vendor, uaa->product) == NULL) { 427253789Srpaulo /* Set HT capabilities. */ 428253789Srpaulo ic->ic_htcaps = 429253789Srpaulo IEEE80211_HTCAP_CBW20_40 | 430253789Srpaulo IEEE80211_HTCAP_DSSSCCK40; 431253789Srpaulo /* Set supported HT rates. */ 432253789Srpaulo for (i = 0; i < 2; i++) 433253789Srpaulo ic->ic_sup_mcs[i] = 0xff; 434253789Srpaulo } 435253789Srpaulo#endif 436253789Srpaulo 437253789Srpaulo /* Set supported .11b and .11g rates. */ 438253789Srpaulo bands = 0; 439253789Srpaulo setbit(&bands, IEEE80211_MODE_11B); 440253789Srpaulo setbit(&bands, IEEE80211_MODE_11G); 441253789Srpaulo ieee80211_init_channels(ic, NULL, &bands); 442253789Srpaulo 443287197Sglebius ieee80211_ifattach(ic); 444253789Srpaulo ic->ic_raw_xmit = rsu_raw_xmit; 445253789Srpaulo ic->ic_scan_start = rsu_scan_start; 446253789Srpaulo ic->ic_scan_end = rsu_scan_end; 447253789Srpaulo ic->ic_set_channel = rsu_set_channel; 448253789Srpaulo ic->ic_vap_create = rsu_vap_create; 449253789Srpaulo ic->ic_vap_delete = rsu_vap_delete; 450253789Srpaulo ic->ic_update_mcast = rsu_update_mcast; 451287197Sglebius ic->ic_parent = rsu_parent; 452287197Sglebius ic->ic_transmit = rsu_transmit; 453287763Sadrian ic->ic_send_mgmt = rsu_send_mgmt; 454287895Sadrian ic->ic_update_chw = rsu_update_chw; 455287895Sadrian ic->ic_ampdu_enable = rsu_ampdu_enable; 456287895Sadrian ic->ic_wme.wme_update = rsu_wme_update; 457253789Srpaulo 458253789Srpaulo ieee80211_radiotap_attach(ic, &sc->sc_txtap.wt_ihdr, 459253789Srpaulo sizeof(sc->sc_txtap), RSU_TX_RADIOTAP_PRESENT, 460253789Srpaulo &sc->sc_rxtap.wr_ihdr, sizeof(sc->sc_rxtap), 461253789Srpaulo RSU_RX_RADIOTAP_PRESENT); 462253789Srpaulo 463253789Srpaulo if (bootverbose) 464253789Srpaulo ieee80211_announce(ic); 465253789Srpaulo 466253789Srpaulo return (0); 467253789Srpaulo 468253831Srpaulofail_rom: 469253831Srpaulo usbd_transfer_unsetup(sc->sc_xfer, RSU_N_TRANSFER); 470253831Srpaulofail_usb: 471253831Srpaulo mtx_destroy(&sc->sc_mtx); 472253789Srpaulo return (ENXIO); 473253789Srpaulo} 474253789Srpaulo 475253789Srpaulostatic int 476253789Srpaulorsu_detach(device_t self) 477253789Srpaulo{ 478253789Srpaulo struct rsu_softc *sc = device_get_softc(self); 479287197Sglebius struct ieee80211com *ic = &sc->sc_ic; 480253789Srpaulo 481287197Sglebius RSU_LOCK(sc); 482287197Sglebius rsu_stop(sc); 483287197Sglebius RSU_UNLOCK(sc); 484253789Srpaulo usbd_transfer_unsetup(sc->sc_xfer, RSU_N_TRANSFER); 485253789Srpaulo ieee80211_ifdetach(ic); 486253789Srpaulo 487253789Srpaulo taskqueue_drain_timeout(taskqueue_thread, &sc->calib_task); 488253789Srpaulo 489253789Srpaulo /* Free Tx/Rx buffers. */ 490253789Srpaulo rsu_free_tx_list(sc); 491253789Srpaulo rsu_free_rx_list(sc); 492253789Srpaulo 493287197Sglebius mbufq_drain(&sc->sc_snd); 494253789Srpaulo mtx_destroy(&sc->sc_mtx); 495253789Srpaulo 496253789Srpaulo return (0); 497253789Srpaulo} 498253789Srpaulo 499253789Srpaulostatic usb_error_t 500253789Srpaulorsu_do_request(struct rsu_softc *sc, struct usb_device_request *req, 501253789Srpaulo void *data) 502253789Srpaulo{ 503253789Srpaulo usb_error_t err; 504253789Srpaulo int ntries = 10; 505253789Srpaulo 506253789Srpaulo RSU_ASSERT_LOCKED(sc); 507253789Srpaulo 508253789Srpaulo while (ntries--) { 509253789Srpaulo err = usbd_do_request_flags(sc->sc_udev, &sc->sc_mtx, 510253789Srpaulo req, data, 0, NULL, 250 /* ms */); 511266466Shselasky if (err == 0 || err == USB_ERR_NOT_CONFIGURED) 512253789Srpaulo break; 513253789Srpaulo DPRINTFN(1, "Control request failed, %s (retrying)\n", 514253789Srpaulo usbd_errstr(err)); 515287892Sadrian rsu_ms_delay(sc, 10); 516253789Srpaulo } 517253789Srpaulo 518253789Srpaulo return (err); 519253789Srpaulo} 520253789Srpaulo 521253789Srpaulostatic struct ieee80211vap * 522253789Srpaulorsu_vap_create(struct ieee80211com *ic, const char name[IFNAMSIZ], int unit, 523253789Srpaulo enum ieee80211_opmode opmode, int flags, 524253789Srpaulo const uint8_t bssid[IEEE80211_ADDR_LEN], 525253789Srpaulo const uint8_t mac[IEEE80211_ADDR_LEN]) 526253789Srpaulo{ 527253789Srpaulo struct rsu_vap *uvp; 528253789Srpaulo struct ieee80211vap *vap; 529253789Srpaulo 530253789Srpaulo if (!TAILQ_EMPTY(&ic->ic_vaps)) /* only one at a time */ 531253789Srpaulo return (NULL); 532253789Srpaulo 533287197Sglebius uvp = malloc(sizeof(struct rsu_vap), M_80211_VAP, M_WAITOK | M_ZERO); 534253789Srpaulo vap = &uvp->vap; 535253789Srpaulo 536257743Shselasky if (ieee80211_vap_setup(ic, vap, name, unit, opmode, 537287197Sglebius flags, bssid) != 0) { 538257743Shselasky /* out of memory */ 539257743Shselasky free(uvp, M_80211_VAP); 540257743Shselasky return (NULL); 541257743Shselasky } 542257743Shselasky 543253789Srpaulo /* override state transition machine */ 544253789Srpaulo uvp->newstate = vap->iv_newstate; 545253789Srpaulo vap->iv_newstate = rsu_newstate; 546253789Srpaulo 547253789Srpaulo /* complete setup */ 548253789Srpaulo ieee80211_vap_attach(vap, ieee80211_media_change, 549287197Sglebius ieee80211_media_status, mac); 550253789Srpaulo ic->ic_opmode = opmode; 551253789Srpaulo 552253789Srpaulo return (vap); 553253789Srpaulo} 554253789Srpaulo 555253789Srpaulostatic void 556253789Srpaulorsu_vap_delete(struct ieee80211vap *vap) 557253789Srpaulo{ 558253789Srpaulo struct rsu_vap *uvp = RSU_VAP(vap); 559253789Srpaulo 560253789Srpaulo ieee80211_vap_detach(vap); 561253789Srpaulo free(uvp, M_80211_VAP); 562253789Srpaulo} 563253789Srpaulo 564253789Srpaulostatic void 565253789Srpaulorsu_scan_start(struct ieee80211com *ic) 566253789Srpaulo{ 567287197Sglebius struct rsu_softc *sc = ic->ic_softc; 568253789Srpaulo int error; 569253789Srpaulo 570253789Srpaulo /* Scanning is done by the firmware. */ 571253789Srpaulo RSU_LOCK(sc); 572253789Srpaulo error = rsu_site_survey(sc, TAILQ_FIRST(&ic->ic_vaps)); 573253789Srpaulo RSU_UNLOCK(sc); 574253789Srpaulo if (error != 0) 575253789Srpaulo device_printf(sc->sc_dev, 576253789Srpaulo "could not send site survey command\n"); 577253789Srpaulo} 578253789Srpaulo 579253789Srpaulostatic void 580253789Srpaulorsu_scan_end(struct ieee80211com *ic) 581253789Srpaulo{ 582253789Srpaulo /* Nothing to do here. */ 583253789Srpaulo} 584253789Srpaulo 585253789Srpaulostatic void 586253789Srpaulorsu_set_channel(struct ieee80211com *ic __unused) 587253789Srpaulo{ 588253789Srpaulo /* We are unable to switch channels, yet. */ 589253789Srpaulo} 590253789Srpaulo 591253789Srpaulostatic void 592283540Sglebiusrsu_update_mcast(struct ieee80211com *ic) 593253789Srpaulo{ 594253789Srpaulo /* XXX do nothing? */ 595253789Srpaulo} 596253789Srpaulo 597253789Srpaulostatic int 598253789Srpaulorsu_alloc_list(struct rsu_softc *sc, struct rsu_data data[], 599253789Srpaulo int ndata, int maxsz) 600253789Srpaulo{ 601253789Srpaulo int i, error; 602253789Srpaulo 603253789Srpaulo for (i = 0; i < ndata; i++) { 604253789Srpaulo struct rsu_data *dp = &data[i]; 605253789Srpaulo dp->sc = sc; 606253789Srpaulo dp->m = NULL; 607253789Srpaulo dp->buf = malloc(maxsz, M_USBDEV, M_NOWAIT); 608253789Srpaulo if (dp->buf == NULL) { 609253789Srpaulo device_printf(sc->sc_dev, 610253789Srpaulo "could not allocate buffer\n"); 611253789Srpaulo error = ENOMEM; 612253789Srpaulo goto fail; 613253789Srpaulo } 614253789Srpaulo dp->ni = NULL; 615253789Srpaulo } 616253789Srpaulo 617253789Srpaulo return (0); 618253789Srpaulofail: 619253789Srpaulo rsu_free_list(sc, data, ndata); 620253789Srpaulo return (error); 621253789Srpaulo} 622253789Srpaulo 623253789Srpaulostatic int 624253789Srpaulorsu_alloc_rx_list(struct rsu_softc *sc) 625253789Srpaulo{ 626253789Srpaulo int error, i; 627253789Srpaulo 628253789Srpaulo error = rsu_alloc_list(sc, sc->sc_rx, RSU_RX_LIST_COUNT, 629253789Srpaulo RSU_RXBUFSZ); 630253789Srpaulo if (error != 0) 631253789Srpaulo return (error); 632253789Srpaulo 633253789Srpaulo STAILQ_INIT(&sc->sc_rx_active); 634253789Srpaulo STAILQ_INIT(&sc->sc_rx_inactive); 635253789Srpaulo 636253789Srpaulo for (i = 0; i < RSU_RX_LIST_COUNT; i++) 637253789Srpaulo STAILQ_INSERT_HEAD(&sc->sc_rx_inactive, &sc->sc_rx[i], next); 638253789Srpaulo 639253789Srpaulo return (0); 640253789Srpaulo} 641253789Srpaulo 642253789Srpaulostatic int 643253789Srpaulorsu_alloc_tx_list(struct rsu_softc *sc) 644253789Srpaulo{ 645253789Srpaulo int error, i; 646253789Srpaulo 647253789Srpaulo error = rsu_alloc_list(sc, sc->sc_tx, RSU_TX_LIST_COUNT, 648253789Srpaulo RSU_TXBUFSZ); 649253789Srpaulo if (error != 0) 650253789Srpaulo return (error); 651253789Srpaulo 652253789Srpaulo STAILQ_INIT(&sc->sc_tx_inactive); 653253789Srpaulo 654267041Shselasky for (i = 0; i != RSU_N_TRANSFER; i++) { 655266505Shselasky STAILQ_INIT(&sc->sc_tx_active[i]); 656266505Shselasky STAILQ_INIT(&sc->sc_tx_pending[i]); 657266505Shselasky } 658266505Shselasky 659253789Srpaulo for (i = 0; i < RSU_TX_LIST_COUNT; i++) { 660253789Srpaulo STAILQ_INSERT_HEAD(&sc->sc_tx_inactive, &sc->sc_tx[i], next); 661253789Srpaulo } 662253789Srpaulo 663253789Srpaulo return (0); 664253789Srpaulo} 665253789Srpaulo 666253789Srpaulostatic void 667253789Srpaulorsu_free_tx_list(struct rsu_softc *sc) 668253789Srpaulo{ 669266535Shselasky int i; 670266535Shselasky 671266535Shselasky /* prevent further allocations from TX list(s) */ 672266535Shselasky STAILQ_INIT(&sc->sc_tx_inactive); 673266535Shselasky 674267041Shselasky for (i = 0; i != RSU_N_TRANSFER; i++) { 675266535Shselasky STAILQ_INIT(&sc->sc_tx_active[i]); 676266535Shselasky STAILQ_INIT(&sc->sc_tx_pending[i]); 677266535Shselasky } 678266535Shselasky 679253789Srpaulo rsu_free_list(sc, sc->sc_tx, RSU_TX_LIST_COUNT); 680253789Srpaulo} 681253789Srpaulo 682253789Srpaulostatic void 683253789Srpaulorsu_free_rx_list(struct rsu_softc *sc) 684253789Srpaulo{ 685266535Shselasky /* prevent further allocations from RX list(s) */ 686266535Shselasky STAILQ_INIT(&sc->sc_rx_inactive); 687266535Shselasky STAILQ_INIT(&sc->sc_rx_active); 688266535Shselasky 689253789Srpaulo rsu_free_list(sc, sc->sc_rx, RSU_RX_LIST_COUNT); 690253789Srpaulo} 691253789Srpaulo 692253789Srpaulostatic void 693253789Srpaulorsu_free_list(struct rsu_softc *sc, struct rsu_data data[], int ndata) 694253789Srpaulo{ 695253789Srpaulo int i; 696253789Srpaulo 697253789Srpaulo for (i = 0; i < ndata; i++) { 698253789Srpaulo struct rsu_data *dp = &data[i]; 699253789Srpaulo 700253789Srpaulo if (dp->buf != NULL) { 701253789Srpaulo free(dp->buf, M_USBDEV); 702253789Srpaulo dp->buf = NULL; 703253789Srpaulo } 704253789Srpaulo if (dp->ni != NULL) { 705253789Srpaulo ieee80211_free_node(dp->ni); 706253789Srpaulo dp->ni = NULL; 707253789Srpaulo } 708253789Srpaulo } 709253789Srpaulo} 710253789Srpaulo 711253789Srpaulostatic struct rsu_data * 712253789Srpaulo_rsu_getbuf(struct rsu_softc *sc) 713253789Srpaulo{ 714253789Srpaulo struct rsu_data *bf; 715253789Srpaulo 716253789Srpaulo bf = STAILQ_FIRST(&sc->sc_tx_inactive); 717253789Srpaulo if (bf != NULL) 718253789Srpaulo STAILQ_REMOVE_HEAD(&sc->sc_tx_inactive, next); 719253789Srpaulo else 720253789Srpaulo bf = NULL; 721253789Srpaulo if (bf == NULL) 722253789Srpaulo DPRINTF("out of xmit buffers\n"); 723253789Srpaulo return (bf); 724253789Srpaulo} 725253789Srpaulo 726253789Srpaulostatic struct rsu_data * 727253789Srpaulorsu_getbuf(struct rsu_softc *sc) 728253789Srpaulo{ 729253789Srpaulo struct rsu_data *bf; 730253789Srpaulo 731253789Srpaulo RSU_ASSERT_LOCKED(sc); 732253789Srpaulo 733253789Srpaulo bf = _rsu_getbuf(sc); 734287197Sglebius if (bf == NULL) 735253789Srpaulo DPRINTF("stop queue\n"); 736253789Srpaulo return (bf); 737253789Srpaulo} 738253789Srpaulo 739253789Srpaulostatic int 740253789Srpaulorsu_write_region_1(struct rsu_softc *sc, uint16_t addr, uint8_t *buf, 741253789Srpaulo int len) 742253789Srpaulo{ 743253789Srpaulo usb_device_request_t req; 744253789Srpaulo 745253789Srpaulo req.bmRequestType = UT_WRITE_VENDOR_DEVICE; 746253789Srpaulo req.bRequest = R92S_REQ_REGS; 747253789Srpaulo USETW(req.wValue, addr); 748253789Srpaulo USETW(req.wIndex, 0); 749253789Srpaulo USETW(req.wLength, len); 750253789Srpaulo 751253789Srpaulo return (rsu_do_request(sc, &req, buf)); 752253789Srpaulo} 753253789Srpaulo 754253789Srpaulostatic void 755253789Srpaulorsu_write_1(struct rsu_softc *sc, uint16_t addr, uint8_t val) 756253789Srpaulo{ 757253789Srpaulo rsu_write_region_1(sc, addr, &val, 1); 758253789Srpaulo} 759253789Srpaulo 760253789Srpaulostatic void 761253789Srpaulorsu_write_2(struct rsu_softc *sc, uint16_t addr, uint16_t val) 762253789Srpaulo{ 763253789Srpaulo val = htole16(val); 764253789Srpaulo rsu_write_region_1(sc, addr, (uint8_t *)&val, 2); 765253789Srpaulo} 766253789Srpaulo 767253789Srpaulostatic void 768253789Srpaulorsu_write_4(struct rsu_softc *sc, uint16_t addr, uint32_t val) 769253789Srpaulo{ 770253789Srpaulo val = htole32(val); 771253789Srpaulo rsu_write_region_1(sc, addr, (uint8_t *)&val, 4); 772253789Srpaulo} 773253789Srpaulo 774253789Srpaulostatic int 775253789Srpaulorsu_read_region_1(struct rsu_softc *sc, uint16_t addr, uint8_t *buf, 776253789Srpaulo int len) 777253789Srpaulo{ 778253789Srpaulo usb_device_request_t req; 779253789Srpaulo 780253789Srpaulo req.bmRequestType = UT_READ_VENDOR_DEVICE; 781253789Srpaulo req.bRequest = R92S_REQ_REGS; 782253789Srpaulo USETW(req.wValue, addr); 783253789Srpaulo USETW(req.wIndex, 0); 784253789Srpaulo USETW(req.wLength, len); 785253789Srpaulo 786253789Srpaulo return (rsu_do_request(sc, &req, buf)); 787253789Srpaulo} 788253789Srpaulo 789253789Srpaulostatic uint8_t 790253789Srpaulorsu_read_1(struct rsu_softc *sc, uint16_t addr) 791253789Srpaulo{ 792253789Srpaulo uint8_t val; 793253789Srpaulo 794253789Srpaulo if (rsu_read_region_1(sc, addr, &val, 1) != 0) 795253789Srpaulo return (0xff); 796253789Srpaulo return (val); 797253789Srpaulo} 798253789Srpaulo 799253789Srpaulostatic uint16_t 800253789Srpaulorsu_read_2(struct rsu_softc *sc, uint16_t addr) 801253789Srpaulo{ 802253789Srpaulo uint16_t val; 803253789Srpaulo 804253789Srpaulo if (rsu_read_region_1(sc, addr, (uint8_t *)&val, 2) != 0) 805253789Srpaulo return (0xffff); 806253789Srpaulo return (le16toh(val)); 807253789Srpaulo} 808253789Srpaulo 809253789Srpaulostatic uint32_t 810253789Srpaulorsu_read_4(struct rsu_softc *sc, uint16_t addr) 811253789Srpaulo{ 812253789Srpaulo uint32_t val; 813253789Srpaulo 814253789Srpaulo if (rsu_read_region_1(sc, addr, (uint8_t *)&val, 4) != 0) 815253789Srpaulo return (0xffffffff); 816253789Srpaulo return (le32toh(val)); 817253789Srpaulo} 818253789Srpaulo 819253789Srpaulostatic int 820253789Srpaulorsu_fw_iocmd(struct rsu_softc *sc, uint32_t iocmd) 821253789Srpaulo{ 822253789Srpaulo int ntries; 823253789Srpaulo 824253789Srpaulo rsu_write_4(sc, R92S_IOCMD_CTRL, iocmd); 825287892Sadrian rsu_ms_delay(sc, 1); 826253789Srpaulo for (ntries = 0; ntries < 50; ntries++) { 827253789Srpaulo if (rsu_read_4(sc, R92S_IOCMD_CTRL) == 0) 828253789Srpaulo return (0); 829287892Sadrian rsu_ms_delay(sc, 1); 830253789Srpaulo } 831253789Srpaulo return (ETIMEDOUT); 832253789Srpaulo} 833253789Srpaulo 834253789Srpaulostatic uint8_t 835253789Srpaulorsu_efuse_read_1(struct rsu_softc *sc, uint16_t addr) 836253789Srpaulo{ 837253789Srpaulo uint32_t reg; 838253789Srpaulo int ntries; 839253789Srpaulo 840253789Srpaulo reg = rsu_read_4(sc, R92S_EFUSE_CTRL); 841253789Srpaulo reg = RW(reg, R92S_EFUSE_CTRL_ADDR, addr); 842253789Srpaulo reg &= ~R92S_EFUSE_CTRL_VALID; 843253789Srpaulo rsu_write_4(sc, R92S_EFUSE_CTRL, reg); 844253789Srpaulo /* Wait for read operation to complete. */ 845253789Srpaulo for (ntries = 0; ntries < 100; ntries++) { 846253789Srpaulo reg = rsu_read_4(sc, R92S_EFUSE_CTRL); 847253789Srpaulo if (reg & R92S_EFUSE_CTRL_VALID) 848253789Srpaulo return (MS(reg, R92S_EFUSE_CTRL_DATA)); 849287892Sadrian rsu_ms_delay(sc, 1); 850253789Srpaulo } 851253789Srpaulo device_printf(sc->sc_dev, 852253789Srpaulo "could not read efuse byte at address 0x%x\n", addr); 853253789Srpaulo return (0xff); 854253789Srpaulo} 855253789Srpaulo 856253789Srpaulostatic int 857253789Srpaulorsu_read_rom(struct rsu_softc *sc) 858253789Srpaulo{ 859253789Srpaulo uint8_t *rom = sc->rom; 860253789Srpaulo uint16_t addr = 0; 861253789Srpaulo uint32_t reg; 862253789Srpaulo uint8_t off, msk; 863253789Srpaulo int i; 864253789Srpaulo 865253789Srpaulo /* Make sure that ROM type is eFuse and that autoload succeeded. */ 866253789Srpaulo reg = rsu_read_1(sc, R92S_EE_9346CR); 867253789Srpaulo if ((reg & (R92S_9356SEL | R92S_EEPROM_EN)) != R92S_EEPROM_EN) 868253789Srpaulo return (EIO); 869253789Srpaulo 870253789Srpaulo /* Turn on 2.5V to prevent eFuse leakage. */ 871253789Srpaulo reg = rsu_read_1(sc, R92S_EFUSE_TEST + 3); 872253789Srpaulo rsu_write_1(sc, R92S_EFUSE_TEST + 3, reg | 0x80); 873287892Sadrian rsu_ms_delay(sc, 1); 874253789Srpaulo rsu_write_1(sc, R92S_EFUSE_TEST + 3, reg & ~0x80); 875253789Srpaulo 876253789Srpaulo /* Read full ROM image. */ 877253789Srpaulo memset(&sc->rom, 0xff, sizeof(sc->rom)); 878253789Srpaulo while (addr < 512) { 879253789Srpaulo reg = rsu_efuse_read_1(sc, addr); 880253789Srpaulo if (reg == 0xff) 881253789Srpaulo break; 882253789Srpaulo addr++; 883253789Srpaulo off = reg >> 4; 884253789Srpaulo msk = reg & 0xf; 885253789Srpaulo for (i = 0; i < 4; i++) { 886253789Srpaulo if (msk & (1 << i)) 887253789Srpaulo continue; 888253789Srpaulo rom[off * 8 + i * 2 + 0] = 889253789Srpaulo rsu_efuse_read_1(sc, addr); 890253789Srpaulo addr++; 891253789Srpaulo rom[off * 8 + i * 2 + 1] = 892253789Srpaulo rsu_efuse_read_1(sc, addr); 893253789Srpaulo addr++; 894253789Srpaulo } 895253789Srpaulo } 896253789Srpaulo#ifdef USB_DEBUG 897253789Srpaulo if (rsu_debug >= 5) { 898253789Srpaulo /* Dump ROM content. */ 899253789Srpaulo printf("\n"); 900253789Srpaulo for (i = 0; i < sizeof(sc->rom); i++) 901253789Srpaulo printf("%02x:", rom[i]); 902253789Srpaulo printf("\n"); 903253789Srpaulo } 904253789Srpaulo#endif 905253789Srpaulo return (0); 906253789Srpaulo} 907253789Srpaulo 908253789Srpaulostatic int 909253789Srpaulorsu_fw_cmd(struct rsu_softc *sc, uint8_t code, void *buf, int len) 910253789Srpaulo{ 911287896Sadrian const uint8_t which = RSU_H2C_ENDPOINT; 912253789Srpaulo struct rsu_data *data; 913253789Srpaulo struct r92s_tx_desc *txd; 914253789Srpaulo struct r92s_fw_cmd_hdr *cmd; 915266505Shselasky int cmdsz; 916266505Shselasky int xferlen; 917253789Srpaulo 918253789Srpaulo data = rsu_getbuf(sc); 919253789Srpaulo if (data == NULL) 920253789Srpaulo return (ENOMEM); 921253789Srpaulo 922253789Srpaulo /* Round-up command length to a multiple of 8 bytes. */ 923253789Srpaulo cmdsz = (len + 7) & ~7; 924253789Srpaulo 925253789Srpaulo xferlen = sizeof(*txd) + sizeof(*cmd) + cmdsz; 926253789Srpaulo KASSERT(xferlen <= RSU_TXBUFSZ, ("%s: invalid length", __func__)); 927253789Srpaulo memset(data->buf, 0, xferlen); 928253789Srpaulo 929253789Srpaulo /* Setup Tx descriptor. */ 930253789Srpaulo txd = (struct r92s_tx_desc *)data->buf; 931253789Srpaulo txd->txdw0 = htole32( 932253789Srpaulo SM(R92S_TXDW0_OFFSET, sizeof(*txd)) | 933253789Srpaulo SM(R92S_TXDW0_PKTLEN, sizeof(*cmd) + cmdsz) | 934253789Srpaulo R92S_TXDW0_OWN | R92S_TXDW0_FSG | R92S_TXDW0_LSG); 935253789Srpaulo txd->txdw1 = htole32(SM(R92S_TXDW1_QSEL, R92S_TXDW1_QSEL_H2C)); 936253789Srpaulo 937253789Srpaulo /* Setup command header. */ 938253789Srpaulo cmd = (struct r92s_fw_cmd_hdr *)&txd[1]; 939253789Srpaulo cmd->len = htole16(cmdsz); 940253789Srpaulo cmd->code = code; 941253789Srpaulo cmd->seq = sc->cmd_seq; 942253789Srpaulo sc->cmd_seq = (sc->cmd_seq + 1) & 0x7f; 943253789Srpaulo 944253789Srpaulo /* Copy command payload. */ 945253789Srpaulo memcpy(&cmd[1], buf, len); 946253789Srpaulo 947287740Sadrian RSU_DPRINTF(sc, RSU_DEBUG_TX | RSU_DEBUG_FWCMD, 948287727Sadrian "%s: Tx cmd code=0x%x len=0x%x\n", 949287727Sadrian __func__, code, cmdsz); 950253789Srpaulo data->buflen = xferlen; 951266505Shselasky STAILQ_INSERT_TAIL(&sc->sc_tx_pending[which], data, next); 952267041Shselasky usbd_transfer_start(sc->sc_xfer[which]); 953253789Srpaulo 954253789Srpaulo return (0); 955253789Srpaulo} 956253789Srpaulo 957253789Srpaulo/* ARGSUSED */ 958253789Srpaulostatic void 959253789Srpaulorsu_calib_task(void *arg, int pending __unused) 960253789Srpaulo{ 961253789Srpaulo struct rsu_softc *sc = arg; 962253789Srpaulo uint32_t reg; 963253789Srpaulo 964287727Sadrian RSU_DPRINTF(sc, RSU_DEBUG_CALIB, "%s: running calibration task\n", 965287727Sadrian __func__); 966267041Shselasky 967253789Srpaulo RSU_LOCK(sc); 968253789Srpaulo#ifdef notyet 969253789Srpaulo /* Read WPS PBC status. */ 970253789Srpaulo rsu_write_1(sc, R92S_MAC_PINMUX_CTRL, 971253789Srpaulo R92S_GPIOMUX_EN | SM(R92S_GPIOSEL_GPIO, R92S_GPIOSEL_GPIO_JTAG)); 972253789Srpaulo rsu_write_1(sc, R92S_GPIO_IO_SEL, 973253789Srpaulo rsu_read_1(sc, R92S_GPIO_IO_SEL) & ~R92S_GPIO_WPS); 974253789Srpaulo reg = rsu_read_1(sc, R92S_GPIO_CTRL); 975253789Srpaulo if (reg != 0xff && (reg & R92S_GPIO_WPS)) 976253789Srpaulo DPRINTF(("WPS PBC is pushed\n")); 977253789Srpaulo#endif 978253789Srpaulo /* Read current signal level. */ 979253789Srpaulo if (rsu_fw_iocmd(sc, 0xf4000001) == 0) { 980253789Srpaulo reg = rsu_read_4(sc, R92S_IOCMD_DATA); 981287727Sadrian RSU_DPRINTF(sc, RSU_DEBUG_CALIB, "%s: RSSI=%d%%\n", 982287727Sadrian __func__, reg >> 4); 983253789Srpaulo } 984267041Shselasky if (sc->sc_calibrating) 985267041Shselasky taskqueue_enqueue_timeout(taskqueue_thread, &sc->calib_task, hz); 986267041Shselasky RSU_UNLOCK(sc); 987253789Srpaulo} 988253789Srpaulo 989253789Srpaulostatic int 990253789Srpaulorsu_newstate(struct ieee80211vap *vap, enum ieee80211_state nstate, int arg) 991253789Srpaulo{ 992253789Srpaulo struct rsu_vap *uvp = RSU_VAP(vap); 993253789Srpaulo struct ieee80211com *ic = vap->iv_ic; 994286950Sadrian struct rsu_softc *sc = ic->ic_softc; 995253789Srpaulo struct ieee80211_node *ni; 996253789Srpaulo struct ieee80211_rateset *rs; 997253789Srpaulo enum ieee80211_state ostate; 998253789Srpaulo int error, startcal = 0; 999253789Srpaulo 1000253789Srpaulo ostate = vap->iv_state; 1001287727Sadrian RSU_DPRINTF(sc, RSU_DEBUG_STATE, "%s: %s -> %s\n", 1002287727Sadrian __func__, 1003287727Sadrian ieee80211_state_name[ostate], 1004253789Srpaulo ieee80211_state_name[nstate]); 1005253789Srpaulo 1006253789Srpaulo IEEE80211_UNLOCK(ic); 1007253789Srpaulo if (ostate == IEEE80211_S_RUN) { 1008253789Srpaulo RSU_LOCK(sc); 1009253789Srpaulo /* Stop calibration. */ 1010253789Srpaulo sc->sc_calibrating = 0; 1011253789Srpaulo RSU_UNLOCK(sc); 1012253789Srpaulo taskqueue_drain_timeout(taskqueue_thread, &sc->calib_task); 1013253789Srpaulo /* Disassociate from our current BSS. */ 1014253789Srpaulo RSU_LOCK(sc); 1015253789Srpaulo rsu_disconnect(sc); 1016253789Srpaulo } else 1017253789Srpaulo RSU_LOCK(sc); 1018253789Srpaulo switch (nstate) { 1019253789Srpaulo case IEEE80211_S_INIT: 1020253789Srpaulo break; 1021253789Srpaulo case IEEE80211_S_AUTH: 1022253789Srpaulo ni = ieee80211_ref_node(vap->iv_bss); 1023253789Srpaulo error = rsu_join_bss(sc, ni); 1024253789Srpaulo ieee80211_free_node(ni); 1025253789Srpaulo if (error != 0) { 1026253789Srpaulo device_printf(sc->sc_dev, 1027253789Srpaulo "could not send join command\n"); 1028253789Srpaulo } 1029253789Srpaulo break; 1030253789Srpaulo case IEEE80211_S_RUN: 1031253789Srpaulo ni = ieee80211_ref_node(vap->iv_bss); 1032253789Srpaulo rs = &ni->ni_rates; 1033253789Srpaulo /* Indicate highest supported rate. */ 1034253789Srpaulo ni->ni_txrate = rs->rs_rates[rs->rs_nrates - 1]; 1035253789Srpaulo ieee80211_free_node(ni); 1036253789Srpaulo startcal = 1; 1037253789Srpaulo break; 1038253789Srpaulo default: 1039253789Srpaulo break; 1040253789Srpaulo } 1041253789Srpaulo sc->sc_calibrating = 1; 1042267041Shselasky /* Start periodic calibration. */ 1043267041Shselasky taskqueue_enqueue_timeout(taskqueue_thread, &sc->calib_task, hz); 1044253789Srpaulo RSU_UNLOCK(sc); 1045253789Srpaulo IEEE80211_LOCK(ic); 1046253789Srpaulo return (uvp->newstate(vap, nstate, arg)); 1047253789Srpaulo} 1048253789Srpaulo 1049253789Srpaulo#ifdef notyet 1050253789Srpaulostatic void 1051253789Srpaulorsu_set_key(struct rsu_softc *sc, const struct ieee80211_key *k) 1052253789Srpaulo{ 1053253789Srpaulo struct r92s_fw_cmd_set_key key; 1054253789Srpaulo 1055253789Srpaulo memset(&key, 0, sizeof(key)); 1056253789Srpaulo /* Map net80211 cipher to HW crypto algorithm. */ 1057253789Srpaulo switch (k->wk_cipher->ic_cipher) { 1058253789Srpaulo case IEEE80211_CIPHER_WEP: 1059253789Srpaulo if (k->wk_keylen < 8) 1060253789Srpaulo key.algo = R92S_KEY_ALGO_WEP40; 1061253789Srpaulo else 1062253789Srpaulo key.algo = R92S_KEY_ALGO_WEP104; 1063253789Srpaulo break; 1064253789Srpaulo case IEEE80211_CIPHER_TKIP: 1065253789Srpaulo key.algo = R92S_KEY_ALGO_TKIP; 1066253789Srpaulo break; 1067253789Srpaulo case IEEE80211_CIPHER_AES_CCM: 1068253789Srpaulo key.algo = R92S_KEY_ALGO_AES; 1069253789Srpaulo break; 1070253789Srpaulo default: 1071253789Srpaulo return; 1072253789Srpaulo } 1073253789Srpaulo key.id = k->wk_keyix; 1074253789Srpaulo key.grpkey = (k->wk_flags & IEEE80211_KEY_GROUP) != 0; 1075253789Srpaulo memcpy(key.key, k->wk_key, MIN(k->wk_keylen, sizeof(key.key))); 1076253789Srpaulo (void)rsu_fw_cmd(sc, R92S_CMD_SET_KEY, &key, sizeof(key)); 1077253789Srpaulo} 1078253789Srpaulo 1079253789Srpaulostatic void 1080253789Srpaulorsu_delete_key(struct rsu_softc *sc, const struct ieee80211_key *k) 1081253789Srpaulo{ 1082253789Srpaulo struct r92s_fw_cmd_set_key key; 1083253789Srpaulo 1084253789Srpaulo memset(&key, 0, sizeof(key)); 1085253789Srpaulo key.id = k->wk_keyix; 1086253789Srpaulo (void)rsu_fw_cmd(sc, R92S_CMD_SET_KEY, &key, sizeof(key)); 1087253789Srpaulo} 1088253789Srpaulo#endif 1089253789Srpaulo 1090253789Srpaulostatic int 1091253789Srpaulorsu_site_survey(struct rsu_softc *sc, struct ieee80211vap *vap) 1092253789Srpaulo{ 1093253789Srpaulo struct r92s_fw_cmd_sitesurvey cmd; 1094287197Sglebius struct ieee80211com *ic = &sc->sc_ic; 1095253789Srpaulo 1096253789Srpaulo memset(&cmd, 0, sizeof(cmd)); 1097287197Sglebius if ((ic->ic_flags & IEEE80211_F_ASCAN) || sc->sc_scan_pass == 1) 1098253789Srpaulo cmd.active = htole32(1); 1099253789Srpaulo cmd.limit = htole32(48); 1100287197Sglebius if (sc->sc_scan_pass == 1 && vap->iv_des_nssid > 0) { 1101253789Srpaulo /* Do a directed scan for second pass. */ 1102253789Srpaulo cmd.ssidlen = htole32(vap->iv_des_ssid[0].len); 1103253789Srpaulo memcpy(cmd.ssid, vap->iv_des_ssid[0].ssid, 1104253789Srpaulo vap->iv_des_ssid[0].len); 1105253789Srpaulo 1106253789Srpaulo } 1107287197Sglebius DPRINTF("sending site survey command, pass=%d\n", sc->sc_scan_pass); 1108253789Srpaulo return (rsu_fw_cmd(sc, R92S_CMD_SITE_SURVEY, &cmd, sizeof(cmd))); 1109253789Srpaulo} 1110253789Srpaulo 1111253789Srpaulostatic int 1112253789Srpaulorsu_join_bss(struct rsu_softc *sc, struct ieee80211_node *ni) 1113253789Srpaulo{ 1114287197Sglebius struct ieee80211com *ic = &sc->sc_ic; 1115253789Srpaulo struct ieee80211vap *vap = ni->ni_vap; 1116253789Srpaulo struct ndis_wlan_bssid_ex *bss; 1117253789Srpaulo struct ndis_802_11_fixed_ies *fixed; 1118253789Srpaulo struct r92s_fw_cmd_auth auth; 1119267066Shselasky uint8_t buf[sizeof(*bss) + 128] __aligned(4); 1120267066Shselasky uint8_t *frm; 1121253789Srpaulo uint8_t opmode; 1122253789Srpaulo int error; 1123253789Srpaulo 1124253789Srpaulo /* Let the FW decide the opmode based on the capinfo field. */ 1125253789Srpaulo opmode = NDIS802_11AUTOUNKNOWN; 1126287727Sadrian RSU_DPRINTF(sc, RSU_DEBUG_RESET, 1127287727Sadrian "%s: setting operating mode to %d\n", 1128287727Sadrian __func__, opmode); 1129253789Srpaulo error = rsu_fw_cmd(sc, R92S_CMD_SET_OPMODE, &opmode, sizeof(opmode)); 1130253789Srpaulo if (error != 0) 1131253789Srpaulo return (error); 1132253789Srpaulo 1133253789Srpaulo memset(&auth, 0, sizeof(auth)); 1134253789Srpaulo if (vap->iv_flags & IEEE80211_F_WPA) { 1135253789Srpaulo auth.mode = R92S_AUTHMODE_WPA; 1136267066Shselasky auth.dot1x = (ni->ni_authmode == IEEE80211_AUTH_8021X); 1137253789Srpaulo } else 1138253789Srpaulo auth.mode = R92S_AUTHMODE_OPEN; 1139287727Sadrian RSU_DPRINTF(sc, RSU_DEBUG_RESET, 1140287727Sadrian "%s: setting auth mode to %d\n", 1141287727Sadrian __func__, auth.mode); 1142253789Srpaulo error = rsu_fw_cmd(sc, R92S_CMD_SET_AUTH, &auth, sizeof(auth)); 1143253789Srpaulo if (error != 0) 1144253789Srpaulo return (error); 1145253789Srpaulo 1146253789Srpaulo memset(buf, 0, sizeof(buf)); 1147253789Srpaulo bss = (struct ndis_wlan_bssid_ex *)buf; 1148253789Srpaulo IEEE80211_ADDR_COPY(bss->macaddr, ni->ni_bssid); 1149253789Srpaulo bss->ssid.ssidlen = htole32(ni->ni_esslen); 1150253789Srpaulo memcpy(bss->ssid.ssid, ni->ni_essid, ni->ni_esslen); 1151253789Srpaulo if (vap->iv_flags & (IEEE80211_F_PRIVACY | IEEE80211_F_WPA)) 1152253789Srpaulo bss->privacy = htole32(1); 1153253789Srpaulo bss->rssi = htole32(ni->ni_avgrssi); 1154253789Srpaulo if (ic->ic_curmode == IEEE80211_MODE_11B) 1155253789Srpaulo bss->networktype = htole32(NDIS802_11DS); 1156253789Srpaulo else 1157253789Srpaulo bss->networktype = htole32(NDIS802_11OFDM24); 1158253789Srpaulo bss->config.len = htole32(sizeof(bss->config)); 1159253789Srpaulo bss->config.bintval = htole32(ni->ni_intval); 1160253789Srpaulo bss->config.dsconfig = htole32(ieee80211_chan2ieee(ic, ni->ni_chan)); 1161253789Srpaulo bss->inframode = htole32(NDIS802_11INFRASTRUCTURE); 1162287727Sadrian /* XXX verify how this is supposed to look! */ 1163253789Srpaulo memcpy(bss->supprates, ni->ni_rates.rs_rates, 1164253789Srpaulo ni->ni_rates.rs_nrates); 1165253789Srpaulo /* Write the fixed fields of the beacon frame. */ 1166253789Srpaulo fixed = (struct ndis_802_11_fixed_ies *)&bss[1]; 1167253789Srpaulo memcpy(&fixed->tstamp, ni->ni_tstamp.data, 8); 1168253789Srpaulo fixed->bintval = htole16(ni->ni_intval); 1169253789Srpaulo fixed->capabilities = htole16(ni->ni_capinfo); 1170253789Srpaulo /* Write IEs to be included in the association request. */ 1171253789Srpaulo frm = (uint8_t *)&fixed[1]; 1172253789Srpaulo frm = ieee80211_add_rsn(frm, vap); 1173253789Srpaulo frm = ieee80211_add_wpa(frm, vap); 1174253789Srpaulo frm = ieee80211_add_qos(frm, ni); 1175253789Srpaulo if (ni->ni_flags & IEEE80211_NODE_HT) 1176253789Srpaulo frm = ieee80211_add_htcap(frm, ni); 1177253789Srpaulo bss->ieslen = htole32(frm - (uint8_t *)fixed); 1178253789Srpaulo bss->len = htole32(((frm - buf) + 3) & ~3); 1179287727Sadrian RSU_DPRINTF(sc, RSU_DEBUG_RESET | RSU_DEBUG_FWCMD, 1180287727Sadrian "%s: sending join bss command to %s chan %d\n", 1181287727Sadrian __func__, 1182253789Srpaulo ether_sprintf(bss->macaddr), le32toh(bss->config.dsconfig)); 1183253789Srpaulo return (rsu_fw_cmd(sc, R92S_CMD_JOIN_BSS, buf, sizeof(buf))); 1184253789Srpaulo} 1185253789Srpaulo 1186253789Srpaulostatic int 1187253789Srpaulorsu_disconnect(struct rsu_softc *sc) 1188253789Srpaulo{ 1189253789Srpaulo uint32_t zero = 0; /* :-) */ 1190253789Srpaulo 1191253789Srpaulo /* Disassociate from our current BSS. */ 1192287727Sadrian RSU_DPRINTF(sc, RSU_DEBUG_STATE | RSU_DEBUG_FWCMD, 1193287727Sadrian "%s: sending disconnect command\n", __func__); 1194253789Srpaulo return (rsu_fw_cmd(sc, R92S_CMD_DISCONNECT, &zero, sizeof(zero))); 1195253789Srpaulo} 1196253789Srpaulo 1197253789Srpaulostatic void 1198253789Srpaulorsu_event_survey(struct rsu_softc *sc, uint8_t *buf, int len) 1199253789Srpaulo{ 1200287197Sglebius struct ieee80211com *ic = &sc->sc_ic; 1201253789Srpaulo struct ieee80211_frame *wh; 1202253789Srpaulo struct ndis_wlan_bssid_ex *bss; 1203287804Sadrian struct ieee80211_rx_stats rxs; 1204253789Srpaulo struct mbuf *m; 1205253789Srpaulo int pktlen; 1206253789Srpaulo 1207253789Srpaulo if (__predict_false(len < sizeof(*bss))) 1208253789Srpaulo return; 1209253789Srpaulo bss = (struct ndis_wlan_bssid_ex *)buf; 1210253789Srpaulo if (__predict_false(len < sizeof(*bss) + le32toh(bss->ieslen))) 1211253789Srpaulo return; 1212253789Srpaulo 1213287727Sadrian RSU_DPRINTF(sc, RSU_DEBUG_SCAN, 1214287727Sadrian "%s: found BSS %s: len=%d chan=%d inframode=%d " 1215287742Sadrian "networktype=%d privacy=%d, RSSI=%d\n", 1216287727Sadrian __func__, 1217253789Srpaulo ether_sprintf(bss->macaddr), le32toh(bss->len), 1218253789Srpaulo le32toh(bss->config.dsconfig), le32toh(bss->inframode), 1219287742Sadrian le32toh(bss->networktype), le32toh(bss->privacy), 1220287742Sadrian le32toh(bss->rssi)); 1221253789Srpaulo 1222253789Srpaulo /* Build a fake beacon frame to let net80211 do all the parsing. */ 1223287727Sadrian /* XXX TODO: just call the new scan API methods! */ 1224253789Srpaulo pktlen = sizeof(*wh) + le32toh(bss->ieslen); 1225253789Srpaulo if (__predict_false(pktlen > MCLBYTES)) 1226253789Srpaulo return; 1227260513Skevlo m = m_get2(pktlen, M_NOWAIT, MT_DATA, M_PKTHDR); 1228253789Srpaulo if (__predict_false(m == NULL)) 1229253789Srpaulo return; 1230253789Srpaulo wh = mtod(m, struct ieee80211_frame *); 1231253789Srpaulo wh->i_fc[0] = IEEE80211_FC0_VERSION_0 | IEEE80211_FC0_TYPE_MGT | 1232253789Srpaulo IEEE80211_FC0_SUBTYPE_BEACON; 1233253789Srpaulo wh->i_fc[1] = IEEE80211_FC1_DIR_NODS; 1234258919Shselasky USETW(wh->i_dur, 0); 1235287197Sglebius IEEE80211_ADDR_COPY(wh->i_addr1, ieee80211broadcastaddr); 1236253789Srpaulo IEEE80211_ADDR_COPY(wh->i_addr2, bss->macaddr); 1237253789Srpaulo IEEE80211_ADDR_COPY(wh->i_addr3, bss->macaddr); 1238253789Srpaulo *(uint16_t *)wh->i_seq = 0; 1239253789Srpaulo memcpy(&wh[1], (uint8_t *)&bss[1], le32toh(bss->ieslen)); 1240253789Srpaulo 1241253789Srpaulo /* Finalize mbuf. */ 1242253789Srpaulo m->m_pkthdr.len = m->m_len = pktlen; 1243287804Sadrian 1244287804Sadrian /* Set channel flags for input path */ 1245287804Sadrian bzero(&rxs, sizeof(rxs)); 1246287804Sadrian rxs.r_flags |= IEEE80211_R_IEEE | IEEE80211_R_FREQ; 1247287804Sadrian rxs.r_flags |= IEEE80211_R_NF | IEEE80211_R_RSSI; 1248287804Sadrian rxs.c_ieee = le32toh(bss->config.dsconfig); 1249287804Sadrian rxs.c_freq = ieee80211_ieee2mhz(rxs.c_ieee, IEEE80211_CHAN_2GHZ); 1250287804Sadrian rxs.rssi = le32toh(bss->rssi); 1251287804Sadrian rxs.nf = 0; /* XXX */ 1252287804Sadrian 1253253789Srpaulo /* XXX avoid a LOR */ 1254253789Srpaulo RSU_UNLOCK(sc); 1255287804Sadrian ieee80211_input_mimo_all(ic, m, &rxs); 1256253789Srpaulo RSU_LOCK(sc); 1257253789Srpaulo} 1258253789Srpaulo 1259253789Srpaulostatic void 1260253789Srpaulorsu_event_join_bss(struct rsu_softc *sc, uint8_t *buf, int len) 1261253789Srpaulo{ 1262287197Sglebius struct ieee80211com *ic = &sc->sc_ic; 1263253789Srpaulo struct ieee80211vap *vap = TAILQ_FIRST(&ic->ic_vaps); 1264253789Srpaulo struct ieee80211_node *ni = vap->iv_bss; 1265253789Srpaulo struct r92s_event_join_bss *rsp; 1266267066Shselasky uint32_t tmp; 1267253789Srpaulo int res; 1268253789Srpaulo 1269253789Srpaulo if (__predict_false(len < sizeof(*rsp))) 1270253789Srpaulo return; 1271253789Srpaulo rsp = (struct r92s_event_join_bss *)buf; 1272253789Srpaulo res = (int)le32toh(rsp->join_res); 1273253789Srpaulo 1274287740Sadrian RSU_DPRINTF(sc, RSU_DEBUG_STATE | RSU_DEBUG_FWCMD, 1275287740Sadrian "%s: Rx join BSS event len=%d res=%d\n", 1276287740Sadrian __func__, len, res); 1277253789Srpaulo if (res <= 0) { 1278253789Srpaulo RSU_UNLOCK(sc); 1279253789Srpaulo ieee80211_new_state(vap, IEEE80211_S_SCAN, -1); 1280253789Srpaulo RSU_LOCK(sc); 1281253789Srpaulo return; 1282253789Srpaulo } 1283267066Shselasky tmp = le32toh(rsp->associd); 1284267066Shselasky if (tmp >= vap->iv_max_aid) { 1285267066Shselasky DPRINTF("Assoc ID overflow\n"); 1286267066Shselasky tmp = 1; 1287267066Shselasky } 1288287740Sadrian RSU_DPRINTF(sc, RSU_DEBUG_STATE | RSU_DEBUG_FWCMD, 1289287740Sadrian "%s: associated with %s associd=%d\n", 1290287740Sadrian __func__, ether_sprintf(rsp->bss.macaddr), tmp); 1291287740Sadrian /* XXX is this required? What's the top two bits for again? */ 1292267066Shselasky ni->ni_associd = tmp | 0xc000; 1293253789Srpaulo RSU_UNLOCK(sc); 1294253789Srpaulo ieee80211_new_state(vap, IEEE80211_S_RUN, 1295253789Srpaulo IEEE80211_FC0_SUBTYPE_ASSOC_RESP); 1296253789Srpaulo RSU_LOCK(sc); 1297253789Srpaulo} 1298253789Srpaulo 1299253789Srpaulostatic void 1300253789Srpaulorsu_rx_event(struct rsu_softc *sc, uint8_t code, uint8_t *buf, int len) 1301253789Srpaulo{ 1302287197Sglebius struct ieee80211com *ic = &sc->sc_ic; 1303253789Srpaulo struct ieee80211vap *vap = TAILQ_FIRST(&ic->ic_vaps); 1304253789Srpaulo 1305287740Sadrian RSU_DPRINTF(sc, RSU_DEBUG_RX | RSU_DEBUG_FWCMD, 1306287727Sadrian "%s: Rx event code=%d len=%d\n", __func__, code, len); 1307253789Srpaulo switch (code) { 1308253789Srpaulo case R92S_EVT_SURVEY: 1309253789Srpaulo if (vap->iv_state == IEEE80211_S_SCAN) 1310253789Srpaulo rsu_event_survey(sc, buf, len); 1311253789Srpaulo break; 1312253789Srpaulo case R92S_EVT_SURVEY_DONE: 1313287727Sadrian RSU_DPRINTF(sc, RSU_DEBUG_SCAN, 1314287727Sadrian "%s: site survey pass %d done, found %d BSS\n", 1315287727Sadrian __func__, sc->sc_scan_pass, le32toh(*(uint32_t *)buf)); 1316253789Srpaulo if (vap->iv_state != IEEE80211_S_SCAN) 1317253789Srpaulo break; /* Ignore if not scanning. */ 1318287197Sglebius if (sc->sc_scan_pass == 0 && vap->iv_des_nssid != 0) { 1319253789Srpaulo /* Schedule a directed scan for hidden APs. */ 1320287197Sglebius sc->sc_scan_pass = 1; 1321253789Srpaulo RSU_UNLOCK(sc); 1322253789Srpaulo ieee80211_new_state(vap, IEEE80211_S_SCAN, -1); 1323253789Srpaulo RSU_LOCK(sc); 1324253789Srpaulo break; 1325253789Srpaulo } 1326287197Sglebius sc->sc_scan_pass = 0; 1327253789Srpaulo break; 1328253789Srpaulo case R92S_EVT_JOIN_BSS: 1329253789Srpaulo if (vap->iv_state == IEEE80211_S_AUTH) 1330253789Srpaulo rsu_event_join_bss(sc, buf, len); 1331253789Srpaulo break; 1332253789Srpaulo case R92S_EVT_DEL_STA: 1333287740Sadrian RSU_DPRINTF(sc, RSU_DEBUG_FWCMD | RSU_DEBUG_STATE, 1334287740Sadrian "%s: disassociated from %s\n", __func__, 1335287740Sadrian ether_sprintf(buf)); 1336253789Srpaulo if (vap->iv_state == IEEE80211_S_RUN && 1337253789Srpaulo IEEE80211_ADDR_EQ(vap->iv_bss->ni_bssid, buf)) { 1338253789Srpaulo RSU_UNLOCK(sc); 1339253789Srpaulo ieee80211_new_state(vap, IEEE80211_S_SCAN, -1); 1340253789Srpaulo RSU_LOCK(sc); 1341253789Srpaulo } 1342253789Srpaulo break; 1343253789Srpaulo case R92S_EVT_WPS_PBC: 1344287727Sadrian RSU_DPRINTF(sc, RSU_DEBUG_RX | RSU_DEBUG_FWCMD, 1345287727Sadrian "%s: WPS PBC pushed.\n", __func__); 1346253789Srpaulo break; 1347253789Srpaulo case R92S_EVT_FWDBG: 1348287727Sadrian buf[60] = '\0'; 1349287727Sadrian RSU_DPRINTF(sc, RSU_DEBUG_FWDBG, "FWDBG: %s\n", (char *)buf); 1350253789Srpaulo break; 1351267041Shselasky default: 1352287727Sadrian RSU_DPRINTF(sc, RSU_DEBUG_ANY, "%s: unhandled code (%d)\n", 1353287727Sadrian __func__, code); 1354267041Shselasky break; 1355253789Srpaulo } 1356253789Srpaulo} 1357253789Srpaulo 1358253789Srpaulostatic void 1359253789Srpaulorsu_rx_multi_event(struct rsu_softc *sc, uint8_t *buf, int len) 1360253789Srpaulo{ 1361253789Srpaulo struct r92s_fw_cmd_hdr *cmd; 1362253789Srpaulo int cmdsz; 1363253789Srpaulo 1364287727Sadrian RSU_DPRINTF(sc, RSU_DEBUG_RX, "%s: Rx events len=%d\n", __func__, len); 1365253789Srpaulo 1366253789Srpaulo /* Skip Rx status. */ 1367253789Srpaulo buf += sizeof(struct r92s_rx_stat); 1368253789Srpaulo len -= sizeof(struct r92s_rx_stat); 1369253789Srpaulo 1370253789Srpaulo /* Process all events. */ 1371253789Srpaulo for (;;) { 1372253789Srpaulo /* Check that command header fits. */ 1373253789Srpaulo if (__predict_false(len < sizeof(*cmd))) 1374253789Srpaulo break; 1375253789Srpaulo cmd = (struct r92s_fw_cmd_hdr *)buf; 1376253789Srpaulo /* Check that command payload fits. */ 1377253789Srpaulo cmdsz = le16toh(cmd->len); 1378253789Srpaulo if (__predict_false(len < sizeof(*cmd) + cmdsz)) 1379253789Srpaulo break; 1380253789Srpaulo 1381253789Srpaulo /* Process firmware event. */ 1382253789Srpaulo rsu_rx_event(sc, cmd->code, (uint8_t *)&cmd[1], cmdsz); 1383253789Srpaulo 1384253789Srpaulo if (!(cmd->seq & R92S_FW_CMD_MORE)) 1385253789Srpaulo break; 1386253789Srpaulo buf += sizeof(*cmd) + cmdsz; 1387253789Srpaulo len -= sizeof(*cmd) + cmdsz; 1388253789Srpaulo } 1389253789Srpaulo} 1390253789Srpaulo 1391253789Srpaulostatic int8_t 1392253789Srpaulorsu_get_rssi(struct rsu_softc *sc, int rate, void *physt) 1393253789Srpaulo{ 1394253789Srpaulo static const int8_t cckoff[] = { 14, -2, -20, -40 }; 1395253789Srpaulo struct r92s_rx_phystat *phy; 1396253789Srpaulo struct r92s_rx_cck *cck; 1397253789Srpaulo uint8_t rpt; 1398253789Srpaulo int8_t rssi; 1399253789Srpaulo 1400253789Srpaulo if (rate <= 3) { 1401253789Srpaulo cck = (struct r92s_rx_cck *)physt; 1402253789Srpaulo rpt = (cck->agc_rpt >> 6) & 0x3; 1403253789Srpaulo rssi = cck->agc_rpt & 0x3e; 1404253789Srpaulo rssi = cckoff[rpt] - rssi; 1405253789Srpaulo } else { /* OFDM/HT. */ 1406253789Srpaulo phy = (struct r92s_rx_phystat *)physt; 1407253789Srpaulo rssi = ((le32toh(phy->phydw1) >> 1) & 0x7f) - 106; 1408253789Srpaulo } 1409253789Srpaulo return (rssi); 1410253789Srpaulo} 1411253789Srpaulo 1412253789Srpaulostatic struct mbuf * 1413253789Srpaulorsu_rx_frame(struct rsu_softc *sc, uint8_t *buf, int pktlen, int *rssi) 1414253789Srpaulo{ 1415287197Sglebius struct ieee80211com *ic = &sc->sc_ic; 1416253789Srpaulo struct ieee80211_frame *wh; 1417253789Srpaulo struct r92s_rx_stat *stat; 1418253789Srpaulo uint32_t rxdw0, rxdw3; 1419253789Srpaulo struct mbuf *m; 1420253789Srpaulo uint8_t rate; 1421253789Srpaulo int infosz; 1422253789Srpaulo 1423253789Srpaulo stat = (struct r92s_rx_stat *)buf; 1424253789Srpaulo rxdw0 = le32toh(stat->rxdw0); 1425253789Srpaulo rxdw3 = le32toh(stat->rxdw3); 1426253789Srpaulo 1427253789Srpaulo if (__predict_false(rxdw0 & R92S_RXDW0_CRCERR)) { 1428287197Sglebius counter_u64_add(ic->ic_ierrors, 1); 1429253789Srpaulo return NULL; 1430253789Srpaulo } 1431253789Srpaulo if (__predict_false(pktlen < sizeof(*wh) || pktlen > MCLBYTES)) { 1432287197Sglebius counter_u64_add(ic->ic_ierrors, 1); 1433253789Srpaulo return NULL; 1434253789Srpaulo } 1435253789Srpaulo 1436253789Srpaulo rate = MS(rxdw3, R92S_RXDW3_RATE); 1437253789Srpaulo infosz = MS(rxdw0, R92S_RXDW0_INFOSZ) * 8; 1438253789Srpaulo 1439253789Srpaulo /* Get RSSI from PHY status descriptor if present. */ 1440253789Srpaulo if (infosz != 0) 1441253789Srpaulo *rssi = rsu_get_rssi(sc, rate, &stat[1]); 1442253789Srpaulo else 1443253789Srpaulo *rssi = 0; 1444253789Srpaulo 1445287727Sadrian RSU_DPRINTF(sc, RSU_DEBUG_RX, 1446287727Sadrian "%s: Rx frame len=%d rate=%d infosz=%d rssi=%d\n", 1447287727Sadrian __func__, 1448253789Srpaulo pktlen, rate, infosz, *rssi); 1449253789Srpaulo 1450260513Skevlo m = m_get2(pktlen, M_NOWAIT, MT_DATA, M_PKTHDR); 1451253789Srpaulo if (__predict_false(m == NULL)) { 1452287197Sglebius counter_u64_add(ic->ic_ierrors, 1); 1453253789Srpaulo return NULL; 1454253789Srpaulo } 1455253789Srpaulo /* Hardware does Rx TCP checksum offload. */ 1456253789Srpaulo if (rxdw3 & R92S_RXDW3_TCPCHKVALID) { 1457253789Srpaulo if (__predict_true(rxdw3 & R92S_RXDW3_TCPCHKRPT)) 1458253789Srpaulo m->m_pkthdr.csum_flags |= CSUM_DATA_VALID; 1459253789Srpaulo } 1460253789Srpaulo wh = (struct ieee80211_frame *)((uint8_t *)&stat[1] + infosz); 1461253789Srpaulo memcpy(mtod(m, uint8_t *), wh, pktlen); 1462253789Srpaulo m->m_pkthdr.len = m->m_len = pktlen; 1463253789Srpaulo 1464253789Srpaulo if (ieee80211_radiotap_active(ic)) { 1465253789Srpaulo struct rsu_rx_radiotap_header *tap = &sc->sc_rxtap; 1466253789Srpaulo 1467253789Srpaulo /* Map HW rate index to 802.11 rate. */ 1468253789Srpaulo tap->wr_flags = 2; 1469253789Srpaulo if (!(rxdw3 & R92S_RXDW3_HTC)) { 1470253789Srpaulo switch (rate) { 1471253789Srpaulo /* CCK. */ 1472253789Srpaulo case 0: tap->wr_rate = 2; break; 1473253789Srpaulo case 1: tap->wr_rate = 4; break; 1474253789Srpaulo case 2: tap->wr_rate = 11; break; 1475253789Srpaulo case 3: tap->wr_rate = 22; break; 1476253789Srpaulo /* OFDM. */ 1477253789Srpaulo case 4: tap->wr_rate = 12; break; 1478253789Srpaulo case 5: tap->wr_rate = 18; break; 1479253789Srpaulo case 6: tap->wr_rate = 24; break; 1480253789Srpaulo case 7: tap->wr_rate = 36; break; 1481253789Srpaulo case 8: tap->wr_rate = 48; break; 1482253789Srpaulo case 9: tap->wr_rate = 72; break; 1483253789Srpaulo case 10: tap->wr_rate = 96; break; 1484253789Srpaulo case 11: tap->wr_rate = 108; break; 1485253789Srpaulo } 1486253789Srpaulo } else if (rate >= 12) { /* MCS0~15. */ 1487253789Srpaulo /* Bit 7 set means HT MCS instead of rate. */ 1488253789Srpaulo tap->wr_rate = 0x80 | (rate - 12); 1489253789Srpaulo } 1490253789Srpaulo tap->wr_dbm_antsignal = *rssi; 1491253789Srpaulo tap->wr_chan_freq = htole16(ic->ic_curchan->ic_freq); 1492253789Srpaulo tap->wr_chan_flags = htole16(ic->ic_curchan->ic_flags); 1493253789Srpaulo } 1494253789Srpaulo 1495253789Srpaulo return (m); 1496253789Srpaulo} 1497253789Srpaulo 1498253789Srpaulostatic struct mbuf * 1499253789Srpaulorsu_rx_multi_frame(struct rsu_softc *sc, uint8_t *buf, int len, int *rssi) 1500253789Srpaulo{ 1501253789Srpaulo struct r92s_rx_stat *stat; 1502253789Srpaulo uint32_t rxdw0; 1503253789Srpaulo int totlen, pktlen, infosz, npkts; 1504253789Srpaulo struct mbuf *m, *m0 = NULL, *prevm = NULL; 1505253789Srpaulo 1506253789Srpaulo /* Get the number of encapsulated frames. */ 1507253789Srpaulo stat = (struct r92s_rx_stat *)buf; 1508253789Srpaulo npkts = MS(le32toh(stat->rxdw2), R92S_RXDW2_PKTCNT); 1509287727Sadrian RSU_DPRINTF(sc, RSU_DEBUG_RX, 1510287727Sadrian "%s: Rx %d frames in one chunk\n", __func__, npkts); 1511253789Srpaulo 1512253789Srpaulo /* Process all of them. */ 1513253789Srpaulo while (npkts-- > 0) { 1514253789Srpaulo if (__predict_false(len < sizeof(*stat))) 1515253789Srpaulo break; 1516253789Srpaulo stat = (struct r92s_rx_stat *)buf; 1517253789Srpaulo rxdw0 = le32toh(stat->rxdw0); 1518253789Srpaulo 1519253789Srpaulo pktlen = MS(rxdw0, R92S_RXDW0_PKTLEN); 1520253789Srpaulo if (__predict_false(pktlen == 0)) 1521253789Srpaulo break; 1522253789Srpaulo 1523253789Srpaulo infosz = MS(rxdw0, R92S_RXDW0_INFOSZ) * 8; 1524253789Srpaulo 1525253789Srpaulo /* Make sure everything fits in xfer. */ 1526253789Srpaulo totlen = sizeof(*stat) + infosz + pktlen; 1527253789Srpaulo if (__predict_false(totlen > len)) 1528253789Srpaulo break; 1529253789Srpaulo 1530253789Srpaulo /* Process 802.11 frame. */ 1531253789Srpaulo m = rsu_rx_frame(sc, buf, pktlen, rssi); 1532253789Srpaulo if (m0 == NULL) 1533253789Srpaulo m0 = m; 1534253789Srpaulo if (prevm == NULL) 1535253789Srpaulo prevm = m; 1536253789Srpaulo else { 1537253789Srpaulo prevm->m_next = m; 1538253789Srpaulo prevm = m; 1539253789Srpaulo } 1540253789Srpaulo /* Next chunk is 128-byte aligned. */ 1541253789Srpaulo totlen = (totlen + 127) & ~127; 1542253789Srpaulo buf += totlen; 1543253789Srpaulo len -= totlen; 1544253789Srpaulo } 1545253789Srpaulo 1546253789Srpaulo return (m0); 1547253789Srpaulo} 1548253789Srpaulo 1549253789Srpaulostatic struct mbuf * 1550253789Srpaulorsu_rxeof(struct usb_xfer *xfer, struct rsu_data *data, int *rssi) 1551253789Srpaulo{ 1552253789Srpaulo struct rsu_softc *sc = data->sc; 1553287197Sglebius struct ieee80211com *ic = &sc->sc_ic; 1554253789Srpaulo struct r92s_rx_stat *stat; 1555253789Srpaulo int len; 1556253789Srpaulo 1557253789Srpaulo usbd_xfer_status(xfer, &len, NULL, NULL, NULL); 1558253789Srpaulo 1559253789Srpaulo if (__predict_false(len < sizeof(*stat))) { 1560253789Srpaulo DPRINTF("xfer too short %d\n", len); 1561287197Sglebius counter_u64_add(ic->ic_ierrors, 1); 1562253789Srpaulo return (NULL); 1563253789Srpaulo } 1564253789Srpaulo /* Determine if it is a firmware C2H event or an 802.11 frame. */ 1565253789Srpaulo stat = (struct r92s_rx_stat *)data->buf; 1566253789Srpaulo if ((le32toh(stat->rxdw1) & 0x1ff) == 0x1ff) { 1567253789Srpaulo rsu_rx_multi_event(sc, data->buf, len); 1568253789Srpaulo /* No packets to process. */ 1569253789Srpaulo return (NULL); 1570253789Srpaulo } else 1571253789Srpaulo return (rsu_rx_multi_frame(sc, data->buf, len, rssi)); 1572253789Srpaulo} 1573253789Srpaulo 1574253789Srpaulostatic void 1575253789Srpaulorsu_bulk_rx_callback(struct usb_xfer *xfer, usb_error_t error) 1576253789Srpaulo{ 1577253789Srpaulo struct rsu_softc *sc = usbd_xfer_softc(xfer); 1578287197Sglebius struct ieee80211com *ic = &sc->sc_ic; 1579253789Srpaulo struct ieee80211_frame *wh; 1580253789Srpaulo struct ieee80211_node *ni; 1581253789Srpaulo struct mbuf *m = NULL, *next; 1582253789Srpaulo struct rsu_data *data; 1583253789Srpaulo int rssi = 1; 1584253789Srpaulo 1585253789Srpaulo RSU_ASSERT_LOCKED(sc); 1586253789Srpaulo 1587253789Srpaulo switch (USB_GET_STATE(xfer)) { 1588253789Srpaulo case USB_ST_TRANSFERRED: 1589253789Srpaulo data = STAILQ_FIRST(&sc->sc_rx_active); 1590253789Srpaulo if (data == NULL) 1591253789Srpaulo goto tr_setup; 1592253789Srpaulo STAILQ_REMOVE_HEAD(&sc->sc_rx_active, next); 1593253789Srpaulo m = rsu_rxeof(xfer, data, &rssi); 1594253789Srpaulo STAILQ_INSERT_TAIL(&sc->sc_rx_inactive, data, next); 1595253789Srpaulo /* FALLTHROUGH */ 1596253789Srpaulo case USB_ST_SETUP: 1597253789Srpaulotr_setup: 1598253789Srpaulo data = STAILQ_FIRST(&sc->sc_rx_inactive); 1599253789Srpaulo if (data == NULL) { 1600253789Srpaulo KASSERT(m == NULL, ("mbuf isn't NULL")); 1601253789Srpaulo return; 1602253789Srpaulo } 1603253789Srpaulo STAILQ_REMOVE_HEAD(&sc->sc_rx_inactive, next); 1604253789Srpaulo STAILQ_INSERT_TAIL(&sc->sc_rx_active, data, next); 1605253789Srpaulo usbd_xfer_set_frame_data(xfer, 0, data->buf, 1606253789Srpaulo usbd_xfer_max_len(xfer)); 1607253789Srpaulo usbd_transfer_submit(xfer); 1608253789Srpaulo /* 1609253789Srpaulo * To avoid LOR we should unlock our private mutex here to call 1610253789Srpaulo * ieee80211_input() because here is at the end of a USB 1611253789Srpaulo * callback and safe to unlock. 1612253789Srpaulo */ 1613253789Srpaulo RSU_UNLOCK(sc); 1614253789Srpaulo while (m != NULL) { 1615253789Srpaulo next = m->m_next; 1616253789Srpaulo m->m_next = NULL; 1617253789Srpaulo wh = mtod(m, struct ieee80211_frame *); 1618253789Srpaulo ni = ieee80211_find_rxnode(ic, 1619253789Srpaulo (struct ieee80211_frame_min *)wh); 1620253789Srpaulo if (ni != NULL) { 1621253789Srpaulo (void)ieee80211_input(ni, m, rssi, 0); 1622253789Srpaulo ieee80211_free_node(ni); 1623253789Srpaulo } else 1624253789Srpaulo (void)ieee80211_input_all(ic, m, rssi, 0); 1625253789Srpaulo m = next; 1626253789Srpaulo } 1627253789Srpaulo RSU_LOCK(sc); 1628253789Srpaulo break; 1629253789Srpaulo default: 1630253789Srpaulo /* needs it to the inactive queue due to a error. */ 1631253789Srpaulo data = STAILQ_FIRST(&sc->sc_rx_active); 1632253789Srpaulo if (data != NULL) { 1633253789Srpaulo STAILQ_REMOVE_HEAD(&sc->sc_rx_active, next); 1634253789Srpaulo STAILQ_INSERT_TAIL(&sc->sc_rx_inactive, data, next); 1635253789Srpaulo } 1636253789Srpaulo if (error != USB_ERR_CANCELLED) { 1637253789Srpaulo usbd_xfer_set_stall(xfer); 1638287197Sglebius counter_u64_add(ic->ic_ierrors, 1); 1639253789Srpaulo goto tr_setup; 1640253789Srpaulo } 1641253789Srpaulo break; 1642253789Srpaulo } 1643253789Srpaulo 1644253789Srpaulo} 1645253789Srpaulo 1646253789Srpaulostatic void 1647253789Srpaulorsu_txeof(struct usb_xfer *xfer, struct rsu_data *data) 1648253789Srpaulo{ 1649287727Sadrian#ifdef USB_DEBUG 1650287727Sadrian struct rsu_softc *sc = usbd_xfer_softc(xfer); 1651287727Sadrian#endif 1652253789Srpaulo 1653287727Sadrian RSU_DPRINTF(sc, RSU_DEBUG_TXDONE, "%s: called; data=%p\n", 1654287727Sadrian __func__, 1655287727Sadrian data); 1656287727Sadrian 1657253789Srpaulo if (data->m) { 1658287197Sglebius /* XXX status? */ 1659287197Sglebius ieee80211_tx_complete(data->ni, data->m, 0); 1660253789Srpaulo data->m = NULL; 1661253789Srpaulo data->ni = NULL; 1662253789Srpaulo } 1663253789Srpaulo} 1664253789Srpaulo 1665253789Srpaulostatic void 1666266505Shselaskyrsu_bulk_tx_callback_sub(struct usb_xfer *xfer, usb_error_t error, 1667266505Shselasky uint8_t which) 1668253789Srpaulo{ 1669253789Srpaulo struct rsu_softc *sc = usbd_xfer_softc(xfer); 1670287197Sglebius struct ieee80211com *ic = &sc->sc_ic; 1671253789Srpaulo struct rsu_data *data; 1672253789Srpaulo 1673253789Srpaulo RSU_ASSERT_LOCKED(sc); 1674253789Srpaulo 1675253789Srpaulo switch (USB_GET_STATE(xfer)) { 1676253789Srpaulo case USB_ST_TRANSFERRED: 1677266505Shselasky data = STAILQ_FIRST(&sc->sc_tx_active[which]); 1678253789Srpaulo if (data == NULL) 1679253789Srpaulo goto tr_setup; 1680287727Sadrian RSU_DPRINTF(sc, RSU_DEBUG_TXDONE, "%s: transfer done %p\n", 1681287727Sadrian __func__, data); 1682266505Shselasky STAILQ_REMOVE_HEAD(&sc->sc_tx_active[which], next); 1683253789Srpaulo rsu_txeof(xfer, data); 1684253789Srpaulo STAILQ_INSERT_TAIL(&sc->sc_tx_inactive, data, next); 1685253789Srpaulo /* FALLTHROUGH */ 1686253789Srpaulo case USB_ST_SETUP: 1687253789Srpaulotr_setup: 1688266505Shselasky data = STAILQ_FIRST(&sc->sc_tx_pending[which]); 1689253789Srpaulo if (data == NULL) { 1690287727Sadrian RSU_DPRINTF(sc, RSU_DEBUG_TXDONE, 1691287727Sadrian "%s: empty pending queue sc %p\n", __func__, sc); 1692253789Srpaulo return; 1693253789Srpaulo } 1694266505Shselasky STAILQ_REMOVE_HEAD(&sc->sc_tx_pending[which], next); 1695266505Shselasky STAILQ_INSERT_TAIL(&sc->sc_tx_active[which], data, next); 1696253789Srpaulo usbd_xfer_set_frame_data(xfer, 0, data->buf, data->buflen); 1697287727Sadrian RSU_DPRINTF(sc, RSU_DEBUG_TXDONE, 1698287727Sadrian "%s: submitting transfer %p\n", 1699287727Sadrian __func__, 1700287727Sadrian data); 1701253789Srpaulo usbd_transfer_submit(xfer); 1702253789Srpaulo break; 1703253789Srpaulo default: 1704266505Shselasky data = STAILQ_FIRST(&sc->sc_tx_active[which]); 1705266505Shselasky if (data != NULL) { 1706266505Shselasky STAILQ_REMOVE_HEAD(&sc->sc_tx_active[which], next); 1707266505Shselasky rsu_txeof(xfer, data); 1708266505Shselasky STAILQ_INSERT_TAIL(&sc->sc_tx_inactive, data, next); 1709253789Srpaulo } 1710287197Sglebius counter_u64_add(ic->ic_oerrors, 1); 1711266505Shselasky 1712253789Srpaulo if (error != USB_ERR_CANCELLED) { 1713253789Srpaulo usbd_xfer_set_stall(xfer); 1714253789Srpaulo goto tr_setup; 1715253789Srpaulo } 1716253789Srpaulo break; 1717253789Srpaulo } 1718253789Srpaulo} 1719253789Srpaulo 1720266505Shselaskystatic void 1721267041Shselaskyrsu_bulk_tx_callback_be_bk(struct usb_xfer *xfer, usb_error_t error) 1722266505Shselasky{ 1723267041Shselasky rsu_bulk_tx_callback_sub(xfer, error, RSU_BULK_TX_BE_BK); 1724266505Shselasky} 1725266505Shselasky 1726266505Shselaskystatic void 1727267041Shselaskyrsu_bulk_tx_callback_vi_vo(struct usb_xfer *xfer, usb_error_t error) 1728266505Shselasky{ 1729267041Shselasky rsu_bulk_tx_callback_sub(xfer, error, RSU_BULK_TX_VI_VO); 1730266505Shselasky} 1731266505Shselasky 1732287896Sadrianstatic void 1733287896Sadrianrsu_bulk_tx_callback_h2c(struct usb_xfer *xfer, usb_error_t error) 1734287896Sadrian{ 1735287896Sadrian rsu_bulk_tx_callback_sub(xfer, error, RSU_BULK_TX_H2C); 1736287896Sadrian} 1737287896Sadrian 1738253789Srpaulostatic int 1739253789Srpaulorsu_tx_start(struct rsu_softc *sc, struct ieee80211_node *ni, 1740266505Shselasky struct mbuf *m0, struct rsu_data *data) 1741253789Srpaulo{ 1742287197Sglebius struct ieee80211com *ic = &sc->sc_ic; 1743253789Srpaulo struct ieee80211vap *vap = ni->ni_vap; 1744253789Srpaulo struct ieee80211_frame *wh; 1745253789Srpaulo struct ieee80211_key *k = NULL; 1746253789Srpaulo struct r92s_tx_desc *txd; 1747266505Shselasky uint8_t type; 1748266505Shselasky uint8_t tid = 0; 1749266505Shselasky uint8_t which; 1750266505Shselasky int hasqos; 1751266505Shselasky int xferlen; 1752253789Srpaulo 1753253789Srpaulo RSU_ASSERT_LOCKED(sc); 1754253789Srpaulo 1755253789Srpaulo wh = mtod(m0, struct ieee80211_frame *); 1756253789Srpaulo type = wh->i_fc[0] & IEEE80211_FC0_TYPE_MASK; 1757253789Srpaulo 1758287727Sadrian RSU_DPRINTF(sc, RSU_DEBUG_TX, "%s: data=%p, m=%p\n", 1759287727Sadrian __func__, data, m0); 1760287727Sadrian 1761260444Skevlo if (wh->i_fc[1] & IEEE80211_FC1_PROTECTED) { 1762253789Srpaulo k = ieee80211_crypto_encap(ni, m0); 1763253789Srpaulo if (k == NULL) { 1764253789Srpaulo device_printf(sc->sc_dev, 1765253789Srpaulo "ieee80211_crypto_encap returns NULL.\n"); 1766253789Srpaulo /* XXX we don't expect the fragmented frames */ 1767253789Srpaulo m_freem(m0); 1768253789Srpaulo return (ENOBUFS); 1769253789Srpaulo } 1770253789Srpaulo wh = mtod(m0, struct ieee80211_frame *); 1771253789Srpaulo } 1772253789Srpaulo switch (type) { 1773253789Srpaulo case IEEE80211_FC0_TYPE_CTL: 1774253789Srpaulo case IEEE80211_FC0_TYPE_MGT: 1775267041Shselasky which = rsu_wme_ac_xfer_map[WME_AC_VO]; 1776253789Srpaulo break; 1777253789Srpaulo default: 1778267041Shselasky which = rsu_wme_ac_xfer_map[M_WME_GETAC(m0)]; 1779253789Srpaulo break; 1780253789Srpaulo } 1781253789Srpaulo hasqos = 0; 1782253789Srpaulo 1783253789Srpaulo /* Fill Tx descriptor. */ 1784253789Srpaulo txd = (struct r92s_tx_desc *)data->buf; 1785253789Srpaulo memset(txd, 0, sizeof(*txd)); 1786253789Srpaulo 1787253789Srpaulo txd->txdw0 |= htole32( 1788253789Srpaulo SM(R92S_TXDW0_PKTLEN, m0->m_pkthdr.len) | 1789253789Srpaulo SM(R92S_TXDW0_OFFSET, sizeof(*txd)) | 1790253789Srpaulo R92S_TXDW0_OWN | R92S_TXDW0_FSG | R92S_TXDW0_LSG); 1791253789Srpaulo 1792253789Srpaulo txd->txdw1 |= htole32( 1793253789Srpaulo SM(R92S_TXDW1_MACID, R92S_MACID_BSS) | 1794253789Srpaulo SM(R92S_TXDW1_QSEL, R92S_TXDW1_QSEL_BE)); 1795253789Srpaulo if (!hasqos) 1796253789Srpaulo txd->txdw1 |= htole32(R92S_TXDW1_NONQOS); 1797253789Srpaulo#ifdef notyet 1798253789Srpaulo if (k != NULL) { 1799253789Srpaulo switch (k->wk_cipher->ic_cipher) { 1800253789Srpaulo case IEEE80211_CIPHER_WEP: 1801253789Srpaulo cipher = R92S_TXDW1_CIPHER_WEP; 1802253789Srpaulo break; 1803253789Srpaulo case IEEE80211_CIPHER_TKIP: 1804253789Srpaulo cipher = R92S_TXDW1_CIPHER_TKIP; 1805253789Srpaulo break; 1806253789Srpaulo case IEEE80211_CIPHER_AES_CCM: 1807253789Srpaulo cipher = R92S_TXDW1_CIPHER_AES; 1808253789Srpaulo break; 1809253789Srpaulo default: 1810253789Srpaulo cipher = R92S_TXDW1_CIPHER_NONE; 1811253789Srpaulo } 1812253789Srpaulo txd->txdw1 |= htole32( 1813253789Srpaulo SM(R92S_TXDW1_CIPHER, cipher) | 1814253789Srpaulo SM(R92S_TXDW1_KEYIDX, k->k_id)); 1815253789Srpaulo } 1816253789Srpaulo#endif 1817253789Srpaulo txd->txdw2 |= htole32(R92S_TXDW2_BK); 1818253789Srpaulo if (IEEE80211_IS_MULTICAST(wh->i_addr1)) 1819253789Srpaulo txd->txdw2 |= htole32(R92S_TXDW2_BMCAST); 1820253789Srpaulo /* 1821253789Srpaulo * Firmware will use and increment the sequence number for the 1822253789Srpaulo * specified TID. 1823253789Srpaulo */ 1824253789Srpaulo txd->txdw3 |= htole32(SM(R92S_TXDW3_SEQ, tid)); 1825253789Srpaulo 1826253789Srpaulo if (ieee80211_radiotap_active_vap(vap)) { 1827253789Srpaulo struct rsu_tx_radiotap_header *tap = &sc->sc_txtap; 1828253789Srpaulo 1829253789Srpaulo tap->wt_flags = 0; 1830253789Srpaulo tap->wt_chan_freq = htole16(ic->ic_curchan->ic_freq); 1831253789Srpaulo tap->wt_chan_flags = htole16(ic->ic_curchan->ic_flags); 1832253789Srpaulo ieee80211_radiotap_tx(vap, m0); 1833253789Srpaulo } 1834287727Sadrian 1835253789Srpaulo xferlen = sizeof(*txd) + m0->m_pkthdr.len; 1836253789Srpaulo m_copydata(m0, 0, m0->m_pkthdr.len, (caddr_t)&txd[1]); 1837253789Srpaulo 1838253789Srpaulo data->buflen = xferlen; 1839253789Srpaulo data->ni = ni; 1840253789Srpaulo data->m = m0; 1841266505Shselasky STAILQ_INSERT_TAIL(&sc->sc_tx_pending[which], data, next); 1842253789Srpaulo 1843266505Shselasky /* start transfer, if any */ 1844267041Shselasky usbd_transfer_start(sc->sc_xfer[which]); 1845253789Srpaulo return (0); 1846253789Srpaulo} 1847253789Srpaulo 1848287197Sglebiusstatic int 1849287197Sglebiusrsu_transmit(struct ieee80211com *ic, struct mbuf *m) 1850253789Srpaulo{ 1851287197Sglebius struct rsu_softc *sc = ic->ic_softc; 1852287197Sglebius int error; 1853253789Srpaulo 1854253789Srpaulo RSU_LOCK(sc); 1855287197Sglebius if (!sc->sc_running) { 1856287197Sglebius RSU_UNLOCK(sc); 1857287197Sglebius return (ENXIO); 1858287197Sglebius } 1859287197Sglebius error = mbufq_enqueue(&sc->sc_snd, m); 1860287197Sglebius if (error) { 1861287197Sglebius RSU_UNLOCK(sc); 1862287197Sglebius return (error); 1863287197Sglebius } 1864287197Sglebius rsu_start(sc); 1865253789Srpaulo RSU_UNLOCK(sc); 1866287197Sglebius 1867287197Sglebius return (0); 1868253789Srpaulo} 1869253789Srpaulo 1870253789Srpaulostatic void 1871287197Sglebiusrsu_start(struct rsu_softc *sc) 1872253789Srpaulo{ 1873253789Srpaulo struct ieee80211_node *ni; 1874266505Shselasky struct rsu_data *bf; 1875253789Srpaulo struct mbuf *m; 1876253789Srpaulo 1877253789Srpaulo RSU_ASSERT_LOCKED(sc); 1878253789Srpaulo 1879287197Sglebius while ((m = mbufq_dequeue(&sc->sc_snd)) != NULL) { 1880287197Sglebius bf = rsu_getbuf(sc); 1881287197Sglebius if (bf == NULL) { 1882287197Sglebius mbufq_prepend(&sc->sc_snd, m); 1883253789Srpaulo break; 1884287197Sglebius } 1885287197Sglebius 1886253789Srpaulo ni = (struct ieee80211_node *)m->m_pkthdr.rcvif; 1887253789Srpaulo m->m_pkthdr.rcvif = NULL; 1888253789Srpaulo 1889287197Sglebius if (rsu_tx_start(sc, ni, m, bf) != 0) { 1890287197Sglebius if_inc_counter(ni->ni_vap->iv_ifp, 1891287197Sglebius IFCOUNTER_OERRORS, 1); 1892253789Srpaulo STAILQ_INSERT_HEAD(&sc->sc_tx_inactive, bf, next); 1893253789Srpaulo ieee80211_free_node(ni); 1894287197Sglebius break; 1895253789Srpaulo } 1896253789Srpaulo } 1897253789Srpaulo} 1898253789Srpaulo 1899287197Sglebiusstatic void 1900287197Sglebiusrsu_parent(struct ieee80211com *ic) 1901253789Srpaulo{ 1902286950Sadrian struct rsu_softc *sc = ic->ic_softc; 1903287197Sglebius int startall = 0; 1904253789Srpaulo 1905287197Sglebius RSU_LOCK(sc); 1906287197Sglebius if (ic->ic_nrunning > 0) { 1907287197Sglebius if (!sc->sc_running) { 1908287197Sglebius rsu_init(sc); 1909287197Sglebius startall = 1; 1910253789Srpaulo } 1911287197Sglebius } else if (sc->sc_running) 1912287197Sglebius rsu_stop(sc); 1913287197Sglebius RSU_UNLOCK(sc); 1914253789Srpaulo 1915287197Sglebius if (startall) 1916287197Sglebius ieee80211_start_all(ic); 1917253789Srpaulo} 1918253789Srpaulo 1919253789Srpaulo/* 1920253789Srpaulo * Power on sequence for A-cut adapters. 1921253789Srpaulo */ 1922253789Srpaulostatic void 1923253789Srpaulorsu_power_on_acut(struct rsu_softc *sc) 1924253789Srpaulo{ 1925253789Srpaulo uint32_t reg; 1926253789Srpaulo 1927253789Srpaulo rsu_write_1(sc, R92S_SPS0_CTRL + 1, 0x53); 1928253789Srpaulo rsu_write_1(sc, R92S_SPS0_CTRL + 0, 0x57); 1929253789Srpaulo 1930253789Srpaulo /* Enable AFE macro block's bandgap and Mbias. */ 1931253789Srpaulo rsu_write_1(sc, R92S_AFE_MISC, 1932253789Srpaulo rsu_read_1(sc, R92S_AFE_MISC) | 1933253789Srpaulo R92S_AFE_MISC_BGEN | R92S_AFE_MISC_MBEN); 1934253789Srpaulo /* Enable LDOA15 block. */ 1935253789Srpaulo rsu_write_1(sc, R92S_LDOA15_CTRL, 1936253789Srpaulo rsu_read_1(sc, R92S_LDOA15_CTRL) | R92S_LDA15_EN); 1937253789Srpaulo 1938253789Srpaulo rsu_write_1(sc, R92S_SPS1_CTRL, 1939253789Srpaulo rsu_read_1(sc, R92S_SPS1_CTRL) | R92S_SPS1_LDEN); 1940287892Sadrian rsu_ms_delay(sc, 2000); 1941253789Srpaulo /* Enable switch regulator block. */ 1942253789Srpaulo rsu_write_1(sc, R92S_SPS1_CTRL, 1943253789Srpaulo rsu_read_1(sc, R92S_SPS1_CTRL) | R92S_SPS1_SWEN); 1944253789Srpaulo 1945253789Srpaulo rsu_write_4(sc, R92S_SPS1_CTRL, 0x00a7b267); 1946253789Srpaulo 1947253789Srpaulo rsu_write_1(sc, R92S_SYS_ISO_CTRL + 1, 1948253789Srpaulo rsu_read_1(sc, R92S_SYS_ISO_CTRL + 1) | 0x08); 1949253789Srpaulo 1950253789Srpaulo rsu_write_1(sc, R92S_SYS_FUNC_EN + 1, 1951253789Srpaulo rsu_read_1(sc, R92S_SYS_FUNC_EN + 1) | 0x20); 1952253789Srpaulo 1953253789Srpaulo rsu_write_1(sc, R92S_SYS_ISO_CTRL + 1, 1954253789Srpaulo rsu_read_1(sc, R92S_SYS_ISO_CTRL + 1) & ~0x90); 1955253789Srpaulo 1956253789Srpaulo /* Enable AFE clock. */ 1957253789Srpaulo rsu_write_1(sc, R92S_AFE_XTAL_CTRL + 1, 1958253789Srpaulo rsu_read_1(sc, R92S_AFE_XTAL_CTRL + 1) & ~0x04); 1959253789Srpaulo /* Enable AFE PLL macro block. */ 1960253789Srpaulo rsu_write_1(sc, R92S_AFE_PLL_CTRL, 1961253789Srpaulo rsu_read_1(sc, R92S_AFE_PLL_CTRL) | 0x11); 1962253789Srpaulo /* Attach AFE PLL to MACTOP/BB. */ 1963253789Srpaulo rsu_write_1(sc, R92S_SYS_ISO_CTRL, 1964253789Srpaulo rsu_read_1(sc, R92S_SYS_ISO_CTRL) & ~0x11); 1965253789Srpaulo 1966253789Srpaulo /* Switch to 40MHz clock instead of 80MHz. */ 1967253789Srpaulo rsu_write_2(sc, R92S_SYS_CLKR, 1968253789Srpaulo rsu_read_2(sc, R92S_SYS_CLKR) & ~R92S_SYS_CLKSEL); 1969253789Srpaulo 1970253789Srpaulo /* Enable MAC clock. */ 1971253789Srpaulo rsu_write_2(sc, R92S_SYS_CLKR, 1972253789Srpaulo rsu_read_2(sc, R92S_SYS_CLKR) | 1973253789Srpaulo R92S_MAC_CLK_EN | R92S_SYS_CLK_EN); 1974253789Srpaulo 1975253789Srpaulo rsu_write_1(sc, R92S_PMC_FSM, 0x02); 1976253789Srpaulo 1977253789Srpaulo /* Enable digital core and IOREG R/W. */ 1978253789Srpaulo rsu_write_1(sc, R92S_SYS_FUNC_EN + 1, 1979253789Srpaulo rsu_read_1(sc, R92S_SYS_FUNC_EN + 1) | 0x08); 1980253789Srpaulo 1981253789Srpaulo rsu_write_1(sc, R92S_SYS_FUNC_EN + 1, 1982253789Srpaulo rsu_read_1(sc, R92S_SYS_FUNC_EN + 1) | 0x80); 1983253789Srpaulo 1984253789Srpaulo /* Switch the control path to firmware. */ 1985253789Srpaulo reg = rsu_read_2(sc, R92S_SYS_CLKR); 1986253789Srpaulo reg = (reg & ~R92S_SWHW_SEL) | R92S_FWHW_SEL; 1987253789Srpaulo rsu_write_2(sc, R92S_SYS_CLKR, reg); 1988253789Srpaulo 1989253789Srpaulo rsu_write_2(sc, R92S_CR, 0x37fc); 1990253789Srpaulo 1991253789Srpaulo /* Fix USB RX FIFO issue. */ 1992253789Srpaulo rsu_write_1(sc, 0xfe5c, 1993253789Srpaulo rsu_read_1(sc, 0xfe5c) | 0x80); 1994253789Srpaulo rsu_write_1(sc, 0x00ab, 1995253789Srpaulo rsu_read_1(sc, 0x00ab) | 0xc0); 1996253789Srpaulo 1997253789Srpaulo rsu_write_1(sc, R92S_SYS_CLKR, 1998253789Srpaulo rsu_read_1(sc, R92S_SYS_CLKR) & ~R92S_SYS_CPU_CLKSEL); 1999253789Srpaulo} 2000253789Srpaulo 2001253789Srpaulo/* 2002253789Srpaulo * Power on sequence for B-cut and C-cut adapters. 2003253789Srpaulo */ 2004253789Srpaulostatic void 2005253789Srpaulorsu_power_on_bcut(struct rsu_softc *sc) 2006253789Srpaulo{ 2007253789Srpaulo uint32_t reg; 2008253789Srpaulo int ntries; 2009253789Srpaulo 2010253789Srpaulo /* Prevent eFuse leakage. */ 2011253789Srpaulo rsu_write_1(sc, 0x37, 0xb0); 2012287892Sadrian rsu_ms_delay(sc, 10); 2013253789Srpaulo rsu_write_1(sc, 0x37, 0x30); 2014253789Srpaulo 2015253789Srpaulo /* Switch the control path to hardware. */ 2016253789Srpaulo reg = rsu_read_2(sc, R92S_SYS_CLKR); 2017253789Srpaulo if (reg & R92S_FWHW_SEL) { 2018253789Srpaulo rsu_write_2(sc, R92S_SYS_CLKR, 2019253789Srpaulo reg & ~(R92S_SWHW_SEL | R92S_FWHW_SEL)); 2020253789Srpaulo } 2021253789Srpaulo rsu_write_1(sc, R92S_SYS_FUNC_EN + 1, 2022253789Srpaulo rsu_read_1(sc, R92S_SYS_FUNC_EN + 1) & ~0x8c); 2023287892Sadrian rsu_ms_delay(sc, 1); 2024253789Srpaulo 2025253789Srpaulo rsu_write_1(sc, R92S_SPS0_CTRL + 1, 0x53); 2026253789Srpaulo rsu_write_1(sc, R92S_SPS0_CTRL + 0, 0x57); 2027253789Srpaulo 2028253789Srpaulo reg = rsu_read_1(sc, R92S_AFE_MISC); 2029253789Srpaulo rsu_write_1(sc, R92S_AFE_MISC, reg | R92S_AFE_MISC_BGEN); 2030253789Srpaulo rsu_write_1(sc, R92S_AFE_MISC, reg | R92S_AFE_MISC_BGEN | 2031253789Srpaulo R92S_AFE_MISC_MBEN | R92S_AFE_MISC_I32_EN); 2032253789Srpaulo 2033253789Srpaulo /* Enable PLL. */ 2034253789Srpaulo rsu_write_1(sc, R92S_LDOA15_CTRL, 2035253789Srpaulo rsu_read_1(sc, R92S_LDOA15_CTRL) | R92S_LDA15_EN); 2036253789Srpaulo 2037253789Srpaulo rsu_write_1(sc, R92S_LDOV12D_CTRL, 2038253789Srpaulo rsu_read_1(sc, R92S_LDOV12D_CTRL) | R92S_LDV12_EN); 2039253789Srpaulo 2040253789Srpaulo rsu_write_1(sc, R92S_SYS_ISO_CTRL + 1, 2041253789Srpaulo rsu_read_1(sc, R92S_SYS_ISO_CTRL + 1) | 0x08); 2042253789Srpaulo 2043253789Srpaulo rsu_write_1(sc, R92S_SYS_FUNC_EN + 1, 2044253789Srpaulo rsu_read_1(sc, R92S_SYS_FUNC_EN + 1) | 0x20); 2045253789Srpaulo 2046253789Srpaulo /* Support 64KB IMEM. */ 2047253789Srpaulo rsu_write_1(sc, R92S_SYS_ISO_CTRL + 1, 2048253789Srpaulo rsu_read_1(sc, R92S_SYS_ISO_CTRL + 1) & ~0x97); 2049253789Srpaulo 2050253789Srpaulo /* Enable AFE clock. */ 2051253789Srpaulo rsu_write_1(sc, R92S_AFE_XTAL_CTRL + 1, 2052253789Srpaulo rsu_read_1(sc, R92S_AFE_XTAL_CTRL + 1) & ~0x04); 2053253789Srpaulo /* Enable AFE PLL macro block. */ 2054253789Srpaulo reg = rsu_read_1(sc, R92S_AFE_PLL_CTRL); 2055253789Srpaulo rsu_write_1(sc, R92S_AFE_PLL_CTRL, reg | 0x11); 2056287892Sadrian rsu_ms_delay(sc, 1); 2057253789Srpaulo rsu_write_1(sc, R92S_AFE_PLL_CTRL, reg | 0x51); 2058287892Sadrian rsu_ms_delay(sc, 1); 2059253789Srpaulo rsu_write_1(sc, R92S_AFE_PLL_CTRL, reg | 0x11); 2060287892Sadrian rsu_ms_delay(sc, 1); 2061253789Srpaulo 2062253789Srpaulo /* Attach AFE PLL to MACTOP/BB. */ 2063253789Srpaulo rsu_write_1(sc, R92S_SYS_ISO_CTRL, 2064253789Srpaulo rsu_read_1(sc, R92S_SYS_ISO_CTRL) & ~0x11); 2065253789Srpaulo 2066253789Srpaulo /* Switch to 40MHz clock. */ 2067253789Srpaulo rsu_write_1(sc, R92S_SYS_CLKR, 0x00); 2068253789Srpaulo /* Disable CPU clock and 80MHz SSC. */ 2069253789Srpaulo rsu_write_1(sc, R92S_SYS_CLKR, 2070253789Srpaulo rsu_read_1(sc, R92S_SYS_CLKR) | 0xa0); 2071253789Srpaulo /* Enable MAC clock. */ 2072253789Srpaulo rsu_write_2(sc, R92S_SYS_CLKR, 2073253789Srpaulo rsu_read_2(sc, R92S_SYS_CLKR) | 2074253789Srpaulo R92S_MAC_CLK_EN | R92S_SYS_CLK_EN); 2075253789Srpaulo 2076253789Srpaulo rsu_write_1(sc, R92S_PMC_FSM, 0x02); 2077253789Srpaulo 2078253789Srpaulo /* Enable digital core and IOREG R/W. */ 2079253789Srpaulo rsu_write_1(sc, R92S_SYS_FUNC_EN + 1, 2080253789Srpaulo rsu_read_1(sc, R92S_SYS_FUNC_EN + 1) | 0x08); 2081253789Srpaulo 2082253789Srpaulo rsu_write_1(sc, R92S_SYS_FUNC_EN + 1, 2083253789Srpaulo rsu_read_1(sc, R92S_SYS_FUNC_EN + 1) | 0x80); 2084253789Srpaulo 2085253789Srpaulo /* Switch the control path to firmware. */ 2086253789Srpaulo reg = rsu_read_2(sc, R92S_SYS_CLKR); 2087253789Srpaulo reg = (reg & ~R92S_SWHW_SEL) | R92S_FWHW_SEL; 2088253789Srpaulo rsu_write_2(sc, R92S_SYS_CLKR, reg); 2089253789Srpaulo 2090253789Srpaulo rsu_write_2(sc, R92S_CR, 0x37fc); 2091253789Srpaulo 2092253789Srpaulo /* Fix USB RX FIFO issue. */ 2093253789Srpaulo rsu_write_1(sc, 0xfe5c, 2094253789Srpaulo rsu_read_1(sc, 0xfe5c) | 0x80); 2095253789Srpaulo 2096253789Srpaulo rsu_write_1(sc, R92S_SYS_CLKR, 2097253789Srpaulo rsu_read_1(sc, R92S_SYS_CLKR) & ~R92S_SYS_CPU_CLKSEL); 2098253789Srpaulo 2099253789Srpaulo rsu_write_1(sc, 0xfe1c, 0x80); 2100253789Srpaulo 2101253789Srpaulo /* Make sure TxDMA is ready to download firmware. */ 2102253789Srpaulo for (ntries = 0; ntries < 20; ntries++) { 2103253789Srpaulo reg = rsu_read_1(sc, R92S_TCR); 2104253789Srpaulo if ((reg & (R92S_TCR_IMEM_CHK_RPT | R92S_TCR_EMEM_CHK_RPT)) == 2105253789Srpaulo (R92S_TCR_IMEM_CHK_RPT | R92S_TCR_EMEM_CHK_RPT)) 2106253789Srpaulo break; 2107287892Sadrian rsu_ms_delay(sc, 1); 2108253789Srpaulo } 2109253789Srpaulo if (ntries == 20) { 2110287727Sadrian RSU_DPRINTF(sc, RSU_DEBUG_RESET | RSU_DEBUG_TX, 2111287727Sadrian "%s: TxDMA is not ready\n", 2112287727Sadrian __func__); 2113253789Srpaulo /* Reset TxDMA. */ 2114253789Srpaulo reg = rsu_read_1(sc, R92S_CR); 2115253789Srpaulo rsu_write_1(sc, R92S_CR, reg & ~R92S_CR_TXDMA_EN); 2116287892Sadrian rsu_ms_delay(sc, 1); 2117253789Srpaulo rsu_write_1(sc, R92S_CR, reg | R92S_CR_TXDMA_EN); 2118253789Srpaulo } 2119253789Srpaulo} 2120253789Srpaulo 2121253789Srpaulostatic void 2122253789Srpaulorsu_power_off(struct rsu_softc *sc) 2123253789Srpaulo{ 2124253789Srpaulo /* Turn RF off. */ 2125253789Srpaulo rsu_write_1(sc, R92S_RF_CTRL, 0x00); 2126287892Sadrian rsu_ms_delay(sc, 5); 2127253789Srpaulo 2128253789Srpaulo /* Turn MAC off. */ 2129253789Srpaulo /* Switch control path. */ 2130253789Srpaulo rsu_write_1(sc, R92S_SYS_CLKR + 1, 0x38); 2131253789Srpaulo /* Reset MACTOP. */ 2132253789Srpaulo rsu_write_1(sc, R92S_SYS_FUNC_EN + 1, 0x70); 2133253789Srpaulo rsu_write_1(sc, R92S_PMC_FSM, 0x06); 2134253789Srpaulo rsu_write_1(sc, R92S_SYS_ISO_CTRL + 0, 0xf9); 2135253789Srpaulo rsu_write_1(sc, R92S_SYS_ISO_CTRL + 1, 0xe8); 2136253789Srpaulo 2137253789Srpaulo /* Disable AFE PLL. */ 2138253789Srpaulo rsu_write_1(sc, R92S_AFE_PLL_CTRL, 0x00); 2139253789Srpaulo /* Disable A15V. */ 2140253789Srpaulo rsu_write_1(sc, R92S_LDOA15_CTRL, 0x54); 2141253789Srpaulo /* Disable eFuse 1.2V. */ 2142253789Srpaulo rsu_write_1(sc, R92S_SYS_FUNC_EN + 1, 0x50); 2143253789Srpaulo rsu_write_1(sc, R92S_LDOV12D_CTRL, 0x24); 2144253789Srpaulo /* Enable AFE macro block's bandgap and Mbias. */ 2145253789Srpaulo rsu_write_1(sc, R92S_AFE_MISC, 0x30); 2146253789Srpaulo /* Disable 1.6V LDO. */ 2147253789Srpaulo rsu_write_1(sc, R92S_SPS0_CTRL + 0, 0x56); 2148253789Srpaulo rsu_write_1(sc, R92S_SPS0_CTRL + 1, 0x43); 2149253789Srpaulo} 2150253789Srpaulo 2151253789Srpaulostatic int 2152253807Srpaulorsu_fw_loadsection(struct rsu_softc *sc, const uint8_t *buf, int len) 2153253789Srpaulo{ 2154267041Shselasky const uint8_t which = rsu_wme_ac_xfer_map[WME_AC_VO]; 2155253789Srpaulo struct rsu_data *data; 2156253789Srpaulo struct r92s_tx_desc *txd; 2157253789Srpaulo int mlen; 2158253789Srpaulo 2159253789Srpaulo while (len > 0) { 2160253789Srpaulo data = rsu_getbuf(sc); 2161253789Srpaulo if (data == NULL) 2162253789Srpaulo return (ENOMEM); 2163253789Srpaulo txd = (struct r92s_tx_desc *)data->buf; 2164253789Srpaulo memset(txd, 0, sizeof(*txd)); 2165253789Srpaulo if (len <= RSU_TXBUFSZ - sizeof(*txd)) { 2166253789Srpaulo /* Last chunk. */ 2167253789Srpaulo txd->txdw0 |= htole32(R92S_TXDW0_LINIP); 2168253789Srpaulo mlen = len; 2169253789Srpaulo } else 2170253789Srpaulo mlen = RSU_TXBUFSZ - sizeof(*txd); 2171253789Srpaulo txd->txdw0 |= htole32(SM(R92S_TXDW0_PKTLEN, mlen)); 2172253789Srpaulo memcpy(&txd[1], buf, mlen); 2173253789Srpaulo data->buflen = sizeof(*txd) + mlen; 2174287727Sadrian RSU_DPRINTF(sc, RSU_DEBUG_TX | RSU_DEBUG_FW | RSU_DEBUG_RESET, 2175287727Sadrian "%s: starting transfer %p\n", 2176287727Sadrian __func__, data); 2177266505Shselasky STAILQ_INSERT_TAIL(&sc->sc_tx_pending[which], data, next); 2178253789Srpaulo buf += mlen; 2179253789Srpaulo len -= mlen; 2180253789Srpaulo } 2181267041Shselasky usbd_transfer_start(sc->sc_xfer[which]); 2182253789Srpaulo return (0); 2183253789Srpaulo} 2184253789Srpaulo 2185253789Srpaulostatic int 2186253789Srpaulorsu_load_firmware(struct rsu_softc *sc) 2187253789Srpaulo{ 2188253807Srpaulo const struct r92s_fw_hdr *hdr; 2189253789Srpaulo struct r92s_fw_priv *dmem; 2190253807Srpaulo const uint8_t *imem, *emem; 2191253789Srpaulo int imemsz, ememsz; 2192253789Srpaulo const struct firmware *fw; 2193253789Srpaulo size_t size; 2194253789Srpaulo uint32_t reg; 2195253789Srpaulo int ntries, error; 2196253789Srpaulo 2197267041Shselasky if (rsu_read_1(sc, R92S_TCR) & R92S_TCR_FWRDY) { 2198287727Sadrian RSU_DPRINTF(sc, RSU_DEBUG_FW | RSU_DEBUG_RESET, 2199287727Sadrian "%s: Firmware already loaded\n", 2200287727Sadrian __func__); 2201267041Shselasky return (0); 2202267041Shselasky } 2203267041Shselasky 2204253789Srpaulo RSU_UNLOCK(sc); 2205253789Srpaulo /* Read firmware image from the filesystem. */ 2206253789Srpaulo if ((fw = firmware_get("rsu-rtl8712fw")) == NULL) { 2207253789Srpaulo device_printf(sc->sc_dev, 2208253789Srpaulo "%s: failed load firmware of file rsu-rtl8712fw\n", 2209253789Srpaulo __func__); 2210253789Srpaulo RSU_LOCK(sc); 2211253789Srpaulo return (ENXIO); 2212253789Srpaulo } 2213253789Srpaulo RSU_LOCK(sc); 2214253789Srpaulo size = fw->datasize; 2215253789Srpaulo if (size < sizeof(*hdr)) { 2216253789Srpaulo device_printf(sc->sc_dev, "firmware too short\n"); 2217253789Srpaulo error = EINVAL; 2218253789Srpaulo goto fail; 2219253789Srpaulo } 2220253807Srpaulo hdr = (const struct r92s_fw_hdr *)fw->data; 2221253789Srpaulo if (hdr->signature != htole16(0x8712) && 2222253789Srpaulo hdr->signature != htole16(0x8192)) { 2223253789Srpaulo device_printf(sc->sc_dev, 2224253789Srpaulo "invalid firmware signature 0x%x\n", 2225253789Srpaulo le16toh(hdr->signature)); 2226253789Srpaulo error = EINVAL; 2227253789Srpaulo goto fail; 2228253789Srpaulo } 2229253789Srpaulo DPRINTF("FW V%d %02x-%02x %02x:%02x\n", le16toh(hdr->version), 2230253789Srpaulo hdr->month, hdr->day, hdr->hour, hdr->minute); 2231253789Srpaulo 2232253789Srpaulo /* Make sure that driver and firmware are in sync. */ 2233253789Srpaulo if (hdr->privsz != htole32(sizeof(*dmem))) { 2234253789Srpaulo device_printf(sc->sc_dev, "unsupported firmware image\n"); 2235253789Srpaulo error = EINVAL; 2236253789Srpaulo goto fail; 2237253789Srpaulo } 2238253789Srpaulo /* Get FW sections sizes. */ 2239253789Srpaulo imemsz = le32toh(hdr->imemsz); 2240253789Srpaulo ememsz = le32toh(hdr->sramsz); 2241253789Srpaulo /* Check that all FW sections fit in image. */ 2242253789Srpaulo if (size < sizeof(*hdr) + imemsz + ememsz) { 2243253789Srpaulo device_printf(sc->sc_dev, "firmware too short\n"); 2244253789Srpaulo error = EINVAL; 2245253789Srpaulo goto fail; 2246253789Srpaulo } 2247253807Srpaulo imem = (const uint8_t *)&hdr[1]; 2248253789Srpaulo emem = imem + imemsz; 2249253789Srpaulo 2250253789Srpaulo /* Load IMEM section. */ 2251253789Srpaulo error = rsu_fw_loadsection(sc, imem, imemsz); 2252253789Srpaulo if (error != 0) { 2253253789Srpaulo device_printf(sc->sc_dev, 2254253789Srpaulo "could not load firmware section %s\n", "IMEM"); 2255253789Srpaulo goto fail; 2256253789Srpaulo } 2257253789Srpaulo /* Wait for load to complete. */ 2258266535Shselasky for (ntries = 0; ntries != 50; ntries++) { 2259287892Sadrian rsu_ms_delay(sc, 10); 2260267041Shselasky reg = rsu_read_1(sc, R92S_TCR); 2261253789Srpaulo if (reg & R92S_TCR_IMEM_CODE_DONE) 2262253789Srpaulo break; 2263253789Srpaulo } 2264266535Shselasky if (ntries == 50) { 2265266535Shselasky device_printf(sc->sc_dev, "timeout waiting for IMEM transfer\n"); 2266253789Srpaulo error = ETIMEDOUT; 2267253789Srpaulo goto fail; 2268253789Srpaulo } 2269253789Srpaulo /* Load EMEM section. */ 2270253789Srpaulo error = rsu_fw_loadsection(sc, emem, ememsz); 2271253789Srpaulo if (error != 0) { 2272253789Srpaulo device_printf(sc->sc_dev, 2273253789Srpaulo "could not load firmware section %s\n", "EMEM"); 2274253789Srpaulo goto fail; 2275253789Srpaulo } 2276253789Srpaulo /* Wait for load to complete. */ 2277266542Shselasky for (ntries = 0; ntries != 50; ntries++) { 2278287892Sadrian rsu_ms_delay(sc, 10); 2279253789Srpaulo reg = rsu_read_2(sc, R92S_TCR); 2280253789Srpaulo if (reg & R92S_TCR_EMEM_CODE_DONE) 2281253789Srpaulo break; 2282253789Srpaulo } 2283266542Shselasky if (ntries == 50) { 2284266535Shselasky device_printf(sc->sc_dev, "timeout waiting for EMEM transfer\n"); 2285253789Srpaulo error = ETIMEDOUT; 2286253789Srpaulo goto fail; 2287253789Srpaulo } 2288253789Srpaulo /* Enable CPU. */ 2289253789Srpaulo rsu_write_1(sc, R92S_SYS_CLKR, 2290253789Srpaulo rsu_read_1(sc, R92S_SYS_CLKR) | R92S_SYS_CPU_CLKSEL); 2291253789Srpaulo if (!(rsu_read_1(sc, R92S_SYS_CLKR) & R92S_SYS_CPU_CLKSEL)) { 2292253789Srpaulo device_printf(sc->sc_dev, "could not enable system clock\n"); 2293253789Srpaulo error = EIO; 2294253789Srpaulo goto fail; 2295253789Srpaulo } 2296253789Srpaulo rsu_write_2(sc, R92S_SYS_FUNC_EN, 2297253789Srpaulo rsu_read_2(sc, R92S_SYS_FUNC_EN) | R92S_FEN_CPUEN); 2298253789Srpaulo if (!(rsu_read_2(sc, R92S_SYS_FUNC_EN) & R92S_FEN_CPUEN)) { 2299253789Srpaulo device_printf(sc->sc_dev, 2300253789Srpaulo "could not enable microcontroller\n"); 2301253789Srpaulo error = EIO; 2302253789Srpaulo goto fail; 2303253789Srpaulo } 2304253789Srpaulo /* Wait for CPU to initialize. */ 2305253789Srpaulo for (ntries = 0; ntries < 100; ntries++) { 2306267041Shselasky if (rsu_read_1(sc, R92S_TCR) & R92S_TCR_IMEM_RDY) 2307253789Srpaulo break; 2308287892Sadrian rsu_ms_delay(sc, 1); 2309253789Srpaulo } 2310253789Srpaulo if (ntries == 100) { 2311253789Srpaulo device_printf(sc->sc_dev, 2312253789Srpaulo "timeout waiting for microcontroller\n"); 2313253789Srpaulo error = ETIMEDOUT; 2314253789Srpaulo goto fail; 2315253789Srpaulo } 2316253789Srpaulo 2317253789Srpaulo /* Update DMEM section before loading. */ 2318253807Srpaulo dmem = __DECONST(struct r92s_fw_priv *, &hdr->priv); 2319253789Srpaulo memset(dmem, 0, sizeof(*dmem)); 2320253789Srpaulo dmem->hci_sel = R92S_HCI_SEL_USB | R92S_HCI_SEL_8172; 2321266505Shselasky dmem->nendpoints = 0; 2322253789Srpaulo dmem->rf_config = 0x12; /* 1T2R */ 2323253789Srpaulo dmem->vcs_type = R92S_VCS_TYPE_AUTO; 2324253789Srpaulo dmem->vcs_mode = R92S_VCS_MODE_RTS_CTS; 2325253789Srpaulo#ifdef notyet 2326253789Srpaulo dmem->bw40_en = (ic->ic_htcaps & IEEE80211_HTCAP_CBW20_40) != 0; 2327253789Srpaulo#endif 2328253789Srpaulo dmem->turbo_mode = 1; 2329253789Srpaulo /* Load DMEM section. */ 2330253789Srpaulo error = rsu_fw_loadsection(sc, (uint8_t *)dmem, sizeof(*dmem)); 2331253789Srpaulo if (error != 0) { 2332253789Srpaulo device_printf(sc->sc_dev, 2333253789Srpaulo "could not load firmware section %s\n", "DMEM"); 2334253789Srpaulo goto fail; 2335253789Srpaulo } 2336253789Srpaulo /* Wait for load to complete. */ 2337253789Srpaulo for (ntries = 0; ntries < 100; ntries++) { 2338267041Shselasky if (rsu_read_1(sc, R92S_TCR) & R92S_TCR_DMEM_CODE_DONE) 2339253789Srpaulo break; 2340287892Sadrian rsu_ms_delay(sc, 1); 2341253789Srpaulo } 2342253789Srpaulo if (ntries == 100) { 2343253789Srpaulo device_printf(sc->sc_dev, "timeout waiting for %s transfer\n", 2344253789Srpaulo "DMEM"); 2345253789Srpaulo error = ETIMEDOUT; 2346253789Srpaulo goto fail; 2347253789Srpaulo } 2348253789Srpaulo /* Wait for firmware readiness. */ 2349253789Srpaulo for (ntries = 0; ntries < 60; ntries++) { 2350267041Shselasky if (!(rsu_read_1(sc, R92S_TCR) & R92S_TCR_FWRDY)) 2351253789Srpaulo break; 2352287892Sadrian rsu_ms_delay(sc, 1); 2353253789Srpaulo } 2354253789Srpaulo if (ntries == 60) { 2355253789Srpaulo device_printf(sc->sc_dev, 2356253789Srpaulo "timeout waiting for firmware readiness\n"); 2357253789Srpaulo error = ETIMEDOUT; 2358253789Srpaulo goto fail; 2359253789Srpaulo } 2360253789Srpaulo fail: 2361253789Srpaulo firmware_put(fw, FIRMWARE_UNLOAD); 2362253789Srpaulo return (error); 2363253789Srpaulo} 2364253789Srpaulo 2365253789Srpaulo 2366253789Srpaulostatic int 2367253789Srpaulorsu_raw_xmit(struct ieee80211_node *ni, struct mbuf *m, 2368253789Srpaulo const struct ieee80211_bpf_params *params) 2369253789Srpaulo{ 2370253789Srpaulo struct ieee80211com *ic = ni->ni_ic; 2371286950Sadrian struct rsu_softc *sc = ic->ic_softc; 2372253789Srpaulo struct rsu_data *bf; 2373253789Srpaulo 2374253789Srpaulo /* prevent management frames from being sent if we're not ready */ 2375287197Sglebius if (!sc->sc_running) { 2376253789Srpaulo m_freem(m); 2377253789Srpaulo ieee80211_free_node(ni); 2378253789Srpaulo return (ENETDOWN); 2379253789Srpaulo } 2380253789Srpaulo RSU_LOCK(sc); 2381253789Srpaulo bf = rsu_getbuf(sc); 2382253789Srpaulo if (bf == NULL) { 2383253789Srpaulo ieee80211_free_node(ni); 2384253789Srpaulo m_freem(m); 2385253789Srpaulo RSU_UNLOCK(sc); 2386253789Srpaulo return (ENOBUFS); 2387253789Srpaulo } 2388266505Shselasky if (rsu_tx_start(sc, ni, m, bf) != 0) { 2389253789Srpaulo ieee80211_free_node(ni); 2390253789Srpaulo STAILQ_INSERT_HEAD(&sc->sc_tx_inactive, bf, next); 2391253789Srpaulo RSU_UNLOCK(sc); 2392253789Srpaulo return (EIO); 2393253789Srpaulo } 2394253789Srpaulo RSU_UNLOCK(sc); 2395253789Srpaulo 2396253789Srpaulo return (0); 2397253789Srpaulo} 2398253789Srpaulo 2399253789Srpaulostatic void 2400287197Sglebiusrsu_init(struct rsu_softc *sc) 2401253789Srpaulo{ 2402287197Sglebius struct ieee80211com *ic = &sc->sc_ic; 2403287197Sglebius struct ieee80211vap *vap = TAILQ_FIRST(&ic->ic_vaps); 2404287197Sglebius uint8_t macaddr[IEEE80211_ADDR_LEN]; 2405253789Srpaulo struct r92s_set_pwr_mode cmd; 2406253789Srpaulo int error; 2407266535Shselasky int i; 2408253789Srpaulo 2409287197Sglebius RSU_ASSERT_LOCKED(sc); 2410287197Sglebius 2411253789Srpaulo /* Init host async commands ring. */ 2412253789Srpaulo sc->cmdq.cur = sc->cmdq.next = sc->cmdq.queued = 0; 2413253789Srpaulo 2414253789Srpaulo /* Power on adapter. */ 2415253789Srpaulo if (sc->cut == 1) 2416253789Srpaulo rsu_power_on_acut(sc); 2417253789Srpaulo else 2418253789Srpaulo rsu_power_on_bcut(sc); 2419267041Shselasky 2420253789Srpaulo /* Load firmware. */ 2421253789Srpaulo error = rsu_load_firmware(sc); 2422253789Srpaulo if (error != 0) 2423253789Srpaulo goto fail; 2424253789Srpaulo 2425253789Srpaulo /* Enable Rx TCP checksum offload. */ 2426253789Srpaulo rsu_write_4(sc, R92S_RCR, 2427253789Srpaulo rsu_read_4(sc, R92S_RCR) | 0x04000000); 2428253789Srpaulo /* Append PHY status. */ 2429253789Srpaulo rsu_write_4(sc, R92S_RCR, 2430253789Srpaulo rsu_read_4(sc, R92S_RCR) | 0x02000000); 2431253789Srpaulo 2432253789Srpaulo rsu_write_4(sc, R92S_CR, 2433253789Srpaulo rsu_read_4(sc, R92S_CR) & ~0xff000000); 2434253789Srpaulo 2435253789Srpaulo /* Use 128 bytes pages. */ 2436253789Srpaulo rsu_write_1(sc, 0x00b5, 2437253789Srpaulo rsu_read_1(sc, 0x00b5) | 0x01); 2438253789Srpaulo /* Enable USB Rx aggregation. */ 2439253789Srpaulo rsu_write_1(sc, 0x00bd, 2440253789Srpaulo rsu_read_1(sc, 0x00bd) | 0x80); 2441253789Srpaulo /* Set USB Rx aggregation threshold. */ 2442253789Srpaulo rsu_write_1(sc, 0x00d9, 0x01); 2443253789Srpaulo /* Set USB Rx aggregation timeout (1.7ms/4). */ 2444253789Srpaulo rsu_write_1(sc, 0xfe5b, 0x04); 2445253789Srpaulo /* Fix USB Rx FIFO issue. */ 2446253789Srpaulo rsu_write_1(sc, 0xfe5c, 2447253789Srpaulo rsu_read_1(sc, 0xfe5c) | 0x80); 2448253789Srpaulo 2449253789Srpaulo /* Set MAC address. */ 2450287197Sglebius IEEE80211_ADDR_COPY(macaddr, vap ? vap->iv_myaddr : ic->ic_macaddr); 2451287197Sglebius rsu_write_region_1(sc, R92S_MACID, macaddr, IEEE80211_ADDR_LEN); 2452253789Srpaulo 2453266471Shselasky /* It really takes 1.5 seconds for the firmware to boot: */ 2454287892Sadrian rsu_ms_delay(sc, 2000); 2455253789Srpaulo 2456287727Sadrian RSU_DPRINTF(sc, RSU_DEBUG_RESET, "%s: setting MAC address to %s\n", 2457287727Sadrian __func__, 2458287727Sadrian ether_sprintf(macaddr)); 2459287197Sglebius error = rsu_fw_cmd(sc, R92S_CMD_SET_MAC_ADDRESS, macaddr, 2460253789Srpaulo IEEE80211_ADDR_LEN); 2461253789Srpaulo if (error != 0) { 2462253789Srpaulo device_printf(sc->sc_dev, "could not set MAC address\n"); 2463253789Srpaulo goto fail; 2464253789Srpaulo } 2465253789Srpaulo 2466253789Srpaulo rsu_write_1(sc, R92S_USB_HRPWM, 2467253789Srpaulo R92S_USB_HRPWM_PS_ST_ACTIVE | R92S_USB_HRPWM_PS_ALL_ON); 2468253789Srpaulo 2469287741Sadrian /* Set PS mode fully active */ 2470253789Srpaulo memset(&cmd, 0, sizeof(cmd)); 2471253789Srpaulo cmd.mode = R92S_PS_MODE_ACTIVE; 2472287727Sadrian RSU_DPRINTF(sc, RSU_DEBUG_RESET, "%s: setting ps mode to %d\n", 2473287727Sadrian __func__, cmd.mode); 2474253789Srpaulo error = rsu_fw_cmd(sc, R92S_CMD_SET_PWR_MODE, &cmd, sizeof(cmd)); 2475253789Srpaulo if (error != 0) { 2476253789Srpaulo device_printf(sc->sc_dev, "could not set PS mode\n"); 2477253789Srpaulo goto fail; 2478253789Srpaulo } 2479253789Srpaulo 2480253789Srpaulo#if 0 2481253789Srpaulo if (ic->ic_htcaps & IEEE80211_HTCAP_CBW20_40) { 2482253789Srpaulo /* Enable 40MHz mode. */ 2483253789Srpaulo error = rsu_fw_iocmd(sc, 2484253789Srpaulo SM(R92S_IOCMD_CLASS, 0xf4) | 2485253789Srpaulo SM(R92S_IOCMD_INDEX, 0x00) | 2486253789Srpaulo SM(R92S_IOCMD_VALUE, 0x0007)); 2487253789Srpaulo if (error != 0) { 2488253789Srpaulo device_printf(sc->sc_dev, 2489253789Srpaulo "could not enable 40MHz mode\n"); 2490253789Srpaulo goto fail; 2491253789Srpaulo } 2492253789Srpaulo } 2493253789Srpaulo 2494253789Srpaulo /* Set default channel. */ 2495253789Srpaulo ic->ic_bss->ni_chan = ic->ic_ibss_chan; 2496253789Srpaulo#endif 2497287197Sglebius sc->sc_scan_pass = 0; 2498253789Srpaulo usbd_transfer_start(sc->sc_xfer[RSU_BULK_RX]); 2499253789Srpaulo 2500253789Srpaulo /* We're ready to go. */ 2501287197Sglebius sc->sc_running = 1; 2502253789Srpaulo return; 2503253789Srpaulofail: 2504266535Shselasky /* Need to stop all failed transfers, if any */ 2505266535Shselasky for (i = 0; i != RSU_N_TRANSFER; i++) 2506266535Shselasky usbd_transfer_stop(sc->sc_xfer[i]); 2507253789Srpaulo} 2508253789Srpaulo 2509253789Srpaulostatic void 2510287197Sglebiusrsu_stop(struct rsu_softc *sc) 2511253789Srpaulo{ 2512253789Srpaulo int i; 2513253789Srpaulo 2514287197Sglebius sc->sc_running = 0; 2515253789Srpaulo sc->sc_calibrating = 0; 2516253789Srpaulo taskqueue_cancel_timeout(taskqueue_thread, &sc->calib_task, NULL); 2517253789Srpaulo 2518253789Srpaulo /* Power off adapter. */ 2519253789Srpaulo rsu_power_off(sc); 2520253789Srpaulo 2521253789Srpaulo for (i = 0; i < RSU_N_TRANSFER; i++) 2522253789Srpaulo usbd_transfer_stop(sc->sc_xfer[i]); 2523253789Srpaulo} 2524253789Srpaulo 2525287892Sadrian/* 2526287892Sadrian * Note: usb_pause_mtx() actually releases the mutex before calling pause(), 2527287892Sadrian * which breaks any kind of driver serialisation. 2528287892Sadrian */ 2529266471Shselaskystatic void 2530287892Sadrianrsu_ms_delay(struct rsu_softc *sc, int ms) 2531266471Shselasky{ 2532287892Sadrian 2533287892Sadrian //usb_pause_mtx(&sc->sc_mtx, hz / 1000); 2534287892Sadrian DELAY(ms * 1000); 2535266471Shselasky} 2536