1299281Spfg/* $OpenBSD: if_otus.c,v 1.49 2015/11/24 13:33:18 mpi Exp $ */ 2288253Sadrian 3288253Sadrian/*- 4288253Sadrian * Copyright (c) 2009 Damien Bergamini <damien.bergamini@free.fr> 5288253Sadrian * Copyright (c) 2015 Adrian Chadd <adrian@FreeBSD.org> 6288253Sadrian * 7288253Sadrian * Permission to use, copy, modify, and distribute this software for any 8288253Sadrian * purpose with or without fee is hereby granted, provided that the above 9288253Sadrian * copyright notice and this permission notice appear in all copies. 10288253Sadrian * 11288253Sadrian * THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL WARRANTIES 12288253Sadrian * WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF 13288253Sadrian * MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR 14288253Sadrian * ANY SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES 15288253Sadrian * WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN 16288253Sadrian * ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF 17288253Sadrian * OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE. 18288253Sadrian */ 19288253Sadrian 20288253Sadrian/* 21288253Sadrian * Driver for Atheros AR9001U chipset. 22288253Sadrian */ 23288253Sadrian 24288253Sadrian#include <sys/cdefs.h> 25288253Sadrian__FBSDID("$FreeBSD: stable/11/sys/dev/otus/if_otus.c 347511 2019-05-12 12:30:45Z avos $"); 26288253Sadrian 27288319Sadrian#include "opt_wlan.h" 28288319Sadrian 29288253Sadrian#include <sys/param.h> 30288253Sadrian#include <sys/endian.h> 31288253Sadrian#include <sys/sockio.h> 32288253Sadrian#include <sys/mbuf.h> 33288253Sadrian#include <sys/kernel.h> 34295126Sglebius#include <sys/malloc.h> 35288253Sadrian#include <sys/socket.h> 36288253Sadrian#include <sys/systm.h> 37288253Sadrian#include <sys/conf.h> 38288253Sadrian#include <sys/bus.h> 39288253Sadrian#include <sys/rman.h> 40288253Sadrian#include <sys/firmware.h> 41288253Sadrian#include <sys/module.h> 42288253Sadrian#include <sys/taskqueue.h> 43288253Sadrian 44288253Sadrian#include <machine/bus.h> 45288253Sadrian#include <machine/resource.h> 46288253Sadrian 47288253Sadrian#include <net/bpf.h> 48288253Sadrian#include <net/if.h> 49288253Sadrian#include <net/if_var.h> 50288253Sadrian#include <net/if_arp.h> 51288253Sadrian#include <net/if_dl.h> 52288253Sadrian#include <net/if_media.h> 53288253Sadrian 54288253Sadrian#include <netinet/in.h> 55288253Sadrian#include <netinet/in_systm.h> 56288253Sadrian#include <netinet/in_var.h> 57288253Sadrian#include <netinet/if_ether.h> 58288253Sadrian#include <netinet/ip.h> 59288253Sadrian 60288253Sadrian#include <net80211/ieee80211_var.h> 61288253Sadrian#include <net80211/ieee80211_regdomain.h> 62288253Sadrian#include <net80211/ieee80211_radiotap.h> 63288253Sadrian#include <net80211/ieee80211_ratectl.h> 64288319Sadrian#ifdef IEEE80211_SUPPORT_SUPERG 65288319Sadrian#include <net80211/ieee80211_superg.h> 66288319Sadrian#endif 67288253Sadrian 68288253Sadrian#include <dev/usb/usb.h> 69288253Sadrian#include <dev/usb/usbdi.h> 70288253Sadrian#include "usbdevs.h" 71288253Sadrian 72288253Sadrian#define USB_DEBUG_VAR otus_debug 73288253Sadrian#include <dev/usb/usb_debug.h> 74288253Sadrian 75288253Sadrian#include "if_otusreg.h" 76288253Sadrian 77288253Sadrianstatic int otus_debug = 0; 78288253Sadrianstatic SYSCTL_NODE(_hw_usb, OID_AUTO, otus, CTLFLAG_RW, 0, "USB otus"); 79288253SadrianSYSCTL_INT(_hw_usb_otus, OID_AUTO, debug, CTLFLAG_RWTUN, &otus_debug, 0, 80288253Sadrian "Debug level"); 81288253Sadrian#define OTUS_DEBUG_XMIT 0x00000001 82288253Sadrian#define OTUS_DEBUG_RECV 0x00000002 83288253Sadrian#define OTUS_DEBUG_TXDONE 0x00000004 84288253Sadrian#define OTUS_DEBUG_RXDONE 0x00000008 85288253Sadrian#define OTUS_DEBUG_CMD 0x00000010 86288253Sadrian#define OTUS_DEBUG_CMDDONE 0x00000020 87288253Sadrian#define OTUS_DEBUG_RESET 0x00000040 88288253Sadrian#define OTUS_DEBUG_STATE 0x00000080 89288253Sadrian#define OTUS_DEBUG_CMDNOTIFY 0x00000100 90288253Sadrian#define OTUS_DEBUG_REGIO 0x00000200 91288253Sadrian#define OTUS_DEBUG_IRQ 0x00000400 92288253Sadrian#define OTUS_DEBUG_TXCOMP 0x00000800 93288253Sadrian#define OTUS_DEBUG_ANY 0xffffffff 94288253Sadrian 95288253Sadrian#define OTUS_DPRINTF(sc, dm, ...) \ 96288253Sadrian do { \ 97288253Sadrian if ((dm == OTUS_DEBUG_ANY) || (dm & otus_debug)) \ 98288253Sadrian device_printf(sc->sc_dev, __VA_ARGS__); \ 99288253Sadrian } while (0) 100288253Sadrian 101288253Sadrian#define OTUS_DEV(v, p) { USB_VPI(v, p, 0) } 102288253Sadrianstatic const STRUCT_USB_HOST_ID otus_devs[] = { 103288253Sadrian OTUS_DEV(USB_VENDOR_ACCTON, USB_PRODUCT_ACCTON_WN7512), 104288253Sadrian OTUS_DEV(USB_VENDOR_ATHEROS2, USB_PRODUCT_ATHEROS2_3CRUSBN275), 105288253Sadrian OTUS_DEV(USB_VENDOR_ATHEROS2, USB_PRODUCT_ATHEROS2_TG121N), 106288253Sadrian OTUS_DEV(USB_VENDOR_ATHEROS2, USB_PRODUCT_ATHEROS2_AR9170), 107288253Sadrian OTUS_DEV(USB_VENDOR_ATHEROS2, USB_PRODUCT_ATHEROS2_WN612), 108288253Sadrian OTUS_DEV(USB_VENDOR_ATHEROS2, USB_PRODUCT_ATHEROS2_WN821NV2), 109288253Sadrian OTUS_DEV(USB_VENDOR_AVM, USB_PRODUCT_AVM_FRITZWLAN), 110288253Sadrian OTUS_DEV(USB_VENDOR_CACE, USB_PRODUCT_CACE_AIRPCAPNX), 111288253Sadrian OTUS_DEV(USB_VENDOR_DLINK2, USB_PRODUCT_DLINK2_DWA130D1), 112288253Sadrian OTUS_DEV(USB_VENDOR_DLINK2, USB_PRODUCT_DLINK2_DWA160A1), 113288253Sadrian OTUS_DEV(USB_VENDOR_DLINK2, USB_PRODUCT_DLINK2_DWA160A2), 114288253Sadrian OTUS_DEV(USB_VENDOR_IODATA, USB_PRODUCT_IODATA_WNGDNUS2), 115288253Sadrian OTUS_DEV(USB_VENDOR_NEC, USB_PRODUCT_NEC_WL300NUG), 116288253Sadrian OTUS_DEV(USB_VENDOR_NETGEAR, USB_PRODUCT_NETGEAR_WN111V2), 117288253Sadrian OTUS_DEV(USB_VENDOR_NETGEAR, USB_PRODUCT_NETGEAR_WNA1000), 118288253Sadrian OTUS_DEV(USB_VENDOR_NETGEAR, USB_PRODUCT_NETGEAR_WNDA3100), 119288253Sadrian OTUS_DEV(USB_VENDOR_PLANEX2, USB_PRODUCT_PLANEX2_GW_US300), 120288253Sadrian OTUS_DEV(USB_VENDOR_WISTRONNEWEB, USB_PRODUCT_WISTRONNEWEB_O8494), 121288253Sadrian OTUS_DEV(USB_VENDOR_WISTRONNEWEB, USB_PRODUCT_WISTRONNEWEB_WNC0600), 122288253Sadrian OTUS_DEV(USB_VENDOR_ZCOM, USB_PRODUCT_ZCOM_UB81), 123288253Sadrian OTUS_DEV(USB_VENDOR_ZCOM, USB_PRODUCT_ZCOM_UB82), 124288253Sadrian OTUS_DEV(USB_VENDOR_ZYDAS, USB_PRODUCT_ZYDAS_ZD1221), 125288253Sadrian OTUS_DEV(USB_VENDOR_ZYXEL, USB_PRODUCT_ZYXEL_NWD271N), 126288253Sadrian}; 127288253Sadrian 128288253Sadrianstatic device_probe_t otus_match; 129288253Sadrianstatic device_attach_t otus_attach; 130288253Sadrianstatic device_detach_t otus_detach; 131288253Sadrian 132288253Sadrianstatic int otus_attachhook(struct otus_softc *); 133288253Sadrianvoid otus_get_chanlist(struct otus_softc *); 134298894Savosstatic void otus_getradiocaps(struct ieee80211com *, int, int *, 135298894Savos struct ieee80211_channel[]); 136288253Sadrianint otus_load_firmware(struct otus_softc *, const char *, 137288253Sadrian uint32_t); 138288253Sadrianint otus_open_pipes(struct otus_softc *); 139288253Sadrianvoid otus_close_pipes(struct otus_softc *); 140288253Sadrian 141288253Sadrianstatic int otus_alloc_tx_cmd_list(struct otus_softc *); 142288253Sadrianstatic void otus_free_tx_cmd_list(struct otus_softc *); 143288253Sadrian 144288253Sadrianstatic int otus_alloc_rx_list(struct otus_softc *); 145288253Sadrianstatic void otus_free_rx_list(struct otus_softc *); 146288253Sadrianstatic int otus_alloc_tx_list(struct otus_softc *); 147288253Sadrianstatic void otus_free_tx_list(struct otus_softc *); 148288253Sadrianstatic void otus_free_list(struct otus_softc *, struct otus_data [], int); 149288253Sadrianstatic struct otus_data *_otus_getbuf(struct otus_softc *); 150288253Sadrianstatic struct otus_data *otus_getbuf(struct otus_softc *); 151288253Sadrianstatic void otus_freebuf(struct otus_softc *, struct otus_data *); 152288253Sadrian 153288253Sadrianstatic struct otus_tx_cmd *_otus_get_txcmd(struct otus_softc *); 154288253Sadrianstatic struct otus_tx_cmd *otus_get_txcmd(struct otus_softc *); 155288253Sadrianstatic void otus_free_txcmd(struct otus_softc *, struct otus_tx_cmd *); 156288253Sadrian 157288253Sadrianvoid otus_next_scan(void *, int); 158288253Sadrianstatic void otus_tx_task(void *, int pending); 159288253Sadrianvoid otus_do_async(struct otus_softc *, 160288253Sadrian void (*)(struct otus_softc *, void *), void *, int); 161288253Sadrianint otus_newstate(struct ieee80211vap *, enum ieee80211_state, 162288253Sadrian int); 163288253Sadrianint otus_cmd(struct otus_softc *, uint8_t, const void *, int, 164288290Sadrian void *, int); 165288253Sadrianvoid otus_write(struct otus_softc *, uint32_t, uint32_t); 166288253Sadrianint otus_write_barrier(struct otus_softc *); 167289557Sadrianstatic struct ieee80211_node *otus_node_alloc(struct ieee80211vap *vap, 168289557Sadrian const uint8_t mac[IEEE80211_ADDR_LEN]); 169288253Sadrianint otus_media_change(struct ifnet *); 170288253Sadrianint otus_read_eeprom(struct otus_softc *); 171288253Sadrianvoid otus_newassoc(struct ieee80211_node *, int); 172288253Sadrianvoid otus_cmd_rxeof(struct otus_softc *, uint8_t *, int); 173288253Sadrianvoid otus_sub_rxeof(struct otus_softc *, uint8_t *, int, 174288253Sadrian struct mbufq *); 175288253Sadrianstatic int otus_tx(struct otus_softc *, struct ieee80211_node *, 176289779Sadrian struct mbuf *, struct otus_data *, 177289779Sadrian const struct ieee80211_bpf_params *); 178288253Sadrianint otus_ioctl(struct ifnet *, u_long, caddr_t); 179288253Sadrianint otus_set_multi(struct otus_softc *); 180290407Savosstatic int otus_updateedca(struct ieee80211com *); 181290407Savosstatic void otus_updateedca_locked(struct otus_softc *); 182290407Savosstatic void otus_updateslot(struct otus_softc *); 183298919Sadrianstatic void otus_set_operating_mode(struct otus_softc *sc); 184298919Sadrianstatic void otus_set_rx_filter(struct otus_softc *sc); 185288253Sadrianint otus_init_mac(struct otus_softc *); 186288253Sadrianuint32_t otus_phy_get_def(struct otus_softc *, uint32_t); 187288253Sadrianint otus_set_board_values(struct otus_softc *, 188288253Sadrian struct ieee80211_channel *); 189288253Sadrianint otus_program_phy(struct otus_softc *, 190288253Sadrian struct ieee80211_channel *); 191288253Sadrianint otus_set_rf_bank4(struct otus_softc *, 192288253Sadrian struct ieee80211_channel *); 193288253Sadrianvoid otus_get_delta_slope(uint32_t, uint32_t *, uint32_t *); 194288253Sadrianstatic int otus_set_chan(struct otus_softc *, struct ieee80211_channel *, 195288253Sadrian int); 196288253Sadrianint otus_set_key(struct ieee80211com *, struct ieee80211_node *, 197288253Sadrian struct ieee80211_key *); 198288253Sadrianvoid otus_set_key_cb(struct otus_softc *, void *); 199288253Sadrianvoid otus_delete_key(struct ieee80211com *, struct ieee80211_node *, 200288253Sadrian struct ieee80211_key *); 201288253Sadrianvoid otus_delete_key_cb(struct otus_softc *, void *); 202288253Sadrianvoid otus_calibrate_to(void *, int); 203288253Sadrianint otus_set_bssid(struct otus_softc *, const uint8_t *); 204288253Sadrianint otus_set_macaddr(struct otus_softc *, const uint8_t *); 205288253Sadrianvoid otus_led_newstate_type1(struct otus_softc *); 206288253Sadrianvoid otus_led_newstate_type2(struct otus_softc *); 207288253Sadrianvoid otus_led_newstate_type3(struct otus_softc *); 208288253Sadrianint otus_init(struct otus_softc *sc); 209288253Sadrianvoid otus_stop(struct otus_softc *sc); 210288253Sadrian 211288253Sadrianstatic device_method_t otus_methods[] = { 212288253Sadrian DEVMETHOD(device_probe, otus_match), 213288253Sadrian DEVMETHOD(device_attach, otus_attach), 214288253Sadrian DEVMETHOD(device_detach, otus_detach), 215288253Sadrian 216288253Sadrian DEVMETHOD_END 217288253Sadrian}; 218288253Sadrian 219288253Sadrianstatic driver_t otus_driver = { 220288253Sadrian .name = "otus", 221288253Sadrian .methods = otus_methods, 222288253Sadrian .size = sizeof(struct otus_softc) 223288253Sadrian}; 224288253Sadrian 225288253Sadrianstatic devclass_t otus_devclass; 226288253Sadrian 227288253SadrianDRIVER_MODULE(otus, uhub, otus_driver, otus_devclass, NULL, 0); 228288253SadrianMODULE_DEPEND(otus, wlan, 1, 1, 1); 229288253SadrianMODULE_DEPEND(otus, usb, 1, 1, 1); 230288253SadrianMODULE_DEPEND(otus, firmware, 1, 1, 1); 231288253SadrianMODULE_VERSION(otus, 1); 232288253Sadrian 233288253Sadrianstatic usb_callback_t otus_bulk_tx_callback; 234288253Sadrianstatic usb_callback_t otus_bulk_rx_callback; 235288253Sadrianstatic usb_callback_t otus_bulk_irq_callback; 236288253Sadrianstatic usb_callback_t otus_bulk_cmd_callback; 237288253Sadrian 238288253Sadrianstatic const struct usb_config otus_config[OTUS_N_XFER] = { 239288253Sadrian [OTUS_BULK_TX] = { 240288253Sadrian .type = UE_BULK, 241288253Sadrian .endpoint = UE_ADDR_ANY, 242288253Sadrian .direction = UE_DIR_OUT, 243288253Sadrian .bufsize = 0x200, 244288253Sadrian .flags = {.pipe_bof = 1,.force_short_xfer = 1,}, 245288253Sadrian .callback = otus_bulk_tx_callback, 246288253Sadrian .timeout = 5000, /* ms */ 247288253Sadrian }, 248288253Sadrian [OTUS_BULK_RX] = { 249288253Sadrian .type = UE_BULK, 250288253Sadrian .endpoint = UE_ADDR_ANY, 251288253Sadrian .direction = UE_DIR_IN, 252288253Sadrian .bufsize = OTUS_RXBUFSZ, 253288253Sadrian .flags = { .ext_buffer = 1, .pipe_bof = 1,.short_xfer_ok = 1,}, 254288253Sadrian .callback = otus_bulk_rx_callback, 255288253Sadrian }, 256288253Sadrian [OTUS_BULK_IRQ] = { 257288253Sadrian .type = UE_INTERRUPT, 258288253Sadrian .endpoint = UE_ADDR_ANY, 259288253Sadrian .direction = UE_DIR_IN, 260288253Sadrian .bufsize = OTUS_MAX_CTRLSZ, 261288253Sadrian .flags = {.pipe_bof = 1,.short_xfer_ok = 1,}, 262288253Sadrian .callback = otus_bulk_irq_callback, 263288253Sadrian }, 264288253Sadrian [OTUS_BULK_CMD] = { 265288253Sadrian .type = UE_INTERRUPT, 266288253Sadrian .endpoint = UE_ADDR_ANY, 267288253Sadrian .direction = UE_DIR_OUT, 268288253Sadrian .bufsize = OTUS_MAX_CTRLSZ, 269288253Sadrian .flags = {.pipe_bof = 1,.force_short_xfer = 1,}, 270288253Sadrian .callback = otus_bulk_cmd_callback, 271288253Sadrian .timeout = 5000, /* ms */ 272288253Sadrian }, 273288253Sadrian}; 274288253Sadrian 275288253Sadrianstatic int 276288253Sadrianotus_match(device_t self) 277288253Sadrian{ 278288253Sadrian struct usb_attach_arg *uaa = device_get_ivars(self); 279288253Sadrian 280288253Sadrian if (uaa->usb_mode != USB_MODE_HOST || 281288253Sadrian uaa->info.bIfaceIndex != 0 || 282288253Sadrian uaa->info.bConfigIndex != 0) 283288253Sadrian return (ENXIO); 284288253Sadrian 285288253Sadrian return (usbd_lookup_id_by_uaa(otus_devs, sizeof(otus_devs), uaa)); 286288253Sadrian} 287288253Sadrian 288288253Sadrianstatic int 289288253Sadrianotus_attach(device_t self) 290288253Sadrian{ 291288253Sadrian struct usb_attach_arg *uaa = device_get_ivars(self); 292288253Sadrian struct otus_softc *sc = device_get_softc(self); 293288253Sadrian int error; 294288253Sadrian uint8_t iface_index; 295288253Sadrian 296288253Sadrian device_set_usb_desc(self); 297288253Sadrian sc->sc_udev = uaa->device; 298288253Sadrian sc->sc_dev = self; 299288253Sadrian 300288253Sadrian mtx_init(&sc->sc_mtx, device_get_nameunit(self), MTX_NETWORK_LOCK, 301288253Sadrian MTX_DEF); 302288253Sadrian 303288253Sadrian TIMEOUT_TASK_INIT(taskqueue_thread, &sc->scan_to, 0, otus_next_scan, sc); 304288253Sadrian TIMEOUT_TASK_INIT(taskqueue_thread, &sc->calib_to, 0, otus_calibrate_to, sc); 305288253Sadrian TASK_INIT(&sc->tx_task, 0, otus_tx_task, sc); 306288253Sadrian mbufq_init(&sc->sc_snd, ifqmaxlen); 307288253Sadrian 308288253Sadrian iface_index = 0; 309288253Sadrian error = usbd_transfer_setup(uaa->device, &iface_index, sc->sc_xfer, 310288253Sadrian otus_config, OTUS_N_XFER, sc, &sc->sc_mtx); 311288253Sadrian if (error) { 312288253Sadrian device_printf(sc->sc_dev, 313288253Sadrian "could not allocate USB transfers, err=%s\n", 314288253Sadrian usbd_errstr(error)); 315288253Sadrian goto fail_usb; 316288253Sadrian } 317288253Sadrian 318288253Sadrian if ((error = otus_open_pipes(sc)) != 0) { 319288253Sadrian device_printf(sc->sc_dev, "%s: could not open pipes\n", 320288253Sadrian __func__); 321288253Sadrian goto fail; 322288253Sadrian } 323288253Sadrian 324288253Sadrian /* XXX check return status; fail out if appropriate */ 325288253Sadrian if (otus_attachhook(sc) != 0) 326288253Sadrian goto fail; 327288253Sadrian 328288253Sadrian return (0); 329288253Sadrian 330288253Sadrianfail: 331288253Sadrian otus_close_pipes(sc); 332288253Sadrianfail_usb: 333288253Sadrian mtx_destroy(&sc->sc_mtx); 334288253Sadrian return (ENXIO); 335288253Sadrian} 336288253Sadrian 337288253Sadrianstatic int 338288253Sadrianotus_detach(device_t self) 339288253Sadrian{ 340288253Sadrian struct otus_softc *sc = device_get_softc(self); 341288253Sadrian struct ieee80211com *ic = &sc->sc_ic; 342288253Sadrian 343288253Sadrian otus_stop(sc); 344288253Sadrian 345288253Sadrian usbd_transfer_unsetup(sc->sc_xfer, OTUS_N_XFER); 346288253Sadrian 347288253Sadrian taskqueue_drain_timeout(taskqueue_thread, &sc->scan_to); 348288253Sadrian taskqueue_drain_timeout(taskqueue_thread, &sc->calib_to); 349288253Sadrian taskqueue_drain(taskqueue_thread, &sc->tx_task); 350288253Sadrian 351288319Sadrian otus_close_pipes(sc); 352288253Sadrian#if 0 353288253Sadrian /* Wait for all queued asynchronous commands to complete. */ 354288253Sadrian usb_rem_wait_task(sc->sc_udev, &sc->sc_task); 355288253Sadrian 356288253Sadrian usbd_ref_wait(sc->sc_udev); 357288253Sadrian#endif 358288253Sadrian 359288253Sadrian ieee80211_ifdetach(ic); 360288253Sadrian mtx_destroy(&sc->sc_mtx); 361288253Sadrian return 0; 362288253Sadrian} 363288253Sadrian 364288253Sadrianstatic void 365288253Sadrianotus_delay_ms(struct otus_softc *sc, int ms) 366288253Sadrian{ 367288253Sadrian 368288253Sadrian DELAY(1000 * ms); 369288253Sadrian} 370288253Sadrian 371288253Sadrianstatic struct ieee80211vap * 372288253Sadrianotus_vap_create(struct ieee80211com *ic, const char name[IFNAMSIZ], int unit, 373288253Sadrian enum ieee80211_opmode opmode, int flags, 374288253Sadrian const uint8_t bssid[IEEE80211_ADDR_LEN], 375288253Sadrian const uint8_t mac[IEEE80211_ADDR_LEN]) 376288253Sadrian{ 377288253Sadrian struct otus_vap *uvp; 378288253Sadrian struct ieee80211vap *vap; 379288253Sadrian 380288253Sadrian if (!TAILQ_EMPTY(&ic->ic_vaps)) /* only one at a time */ 381288253Sadrian return (NULL); 382288253Sadrian 383288253Sadrian uvp = malloc(sizeof(struct otus_vap), M_80211_VAP, M_WAITOK | M_ZERO); 384288253Sadrian vap = &uvp->vap; 385288253Sadrian 386288253Sadrian if (ieee80211_vap_setup(ic, vap, name, unit, opmode, 387288253Sadrian flags, bssid) != 0) { 388288253Sadrian /* out of memory */ 389288253Sadrian free(uvp, M_80211_VAP); 390288253Sadrian return (NULL); 391288253Sadrian } 392288253Sadrian 393288253Sadrian /* override state transition machine */ 394288253Sadrian uvp->newstate = vap->iv_newstate; 395288253Sadrian vap->iv_newstate = otus_newstate; 396288253Sadrian 397288253Sadrian /* XXX TODO: double-check */ 398288253Sadrian vap->iv_ampdu_density = IEEE80211_HTCAP_MPDUDENSITY_16; 399288253Sadrian vap->iv_ampdu_rxmax = IEEE80211_HTCAP_MAXRXAMPDU_32K; 400288253Sadrian 401288253Sadrian ieee80211_ratectl_init(vap); 402288253Sadrian 403288253Sadrian /* complete setup */ 404288253Sadrian ieee80211_vap_attach(vap, ieee80211_media_change, 405288253Sadrian ieee80211_media_status, mac); 406288253Sadrian ic->ic_opmode = opmode; 407288253Sadrian 408288253Sadrian return (vap); 409288253Sadrian} 410288253Sadrian 411288253Sadrianstatic void 412288253Sadrianotus_vap_delete(struct ieee80211vap *vap) 413288253Sadrian{ 414288253Sadrian struct otus_vap *uvp = OTUS_VAP(vap); 415288253Sadrian 416288253Sadrian ieee80211_ratectl_deinit(vap); 417288253Sadrian ieee80211_vap_detach(vap); 418288253Sadrian free(uvp, M_80211_VAP); 419288253Sadrian} 420288253Sadrian 421288253Sadrianstatic void 422288253Sadrianotus_parent(struct ieee80211com *ic) 423288253Sadrian{ 424288253Sadrian struct otus_softc *sc = ic->ic_softc; 425288253Sadrian int startall = 0; 426288253Sadrian 427288253Sadrian if (ic->ic_nrunning > 0) { 428288253Sadrian if (!sc->sc_running) { 429288253Sadrian otus_init(sc); 430288253Sadrian startall = 1; 431288253Sadrian } else { 432288253Sadrian (void) otus_set_multi(sc); 433288253Sadrian } 434288253Sadrian } else if (sc->sc_running) 435288253Sadrian otus_stop(sc); 436288253Sadrian 437288253Sadrian if (startall) 438288253Sadrian ieee80211_start_all(ic); 439288253Sadrian} 440288253Sadrian 441288253Sadrianstatic void 442288253Sadrianotus_drain_mbufq(struct otus_softc *sc) 443288253Sadrian{ 444288253Sadrian struct mbuf *m; 445288253Sadrian struct ieee80211_node *ni; 446288253Sadrian 447288253Sadrian OTUS_LOCK_ASSERT(sc); 448288253Sadrian while ((m = mbufq_dequeue(&sc->sc_snd)) != NULL) { 449288253Sadrian ni = (struct ieee80211_node *) m->m_pkthdr.rcvif; 450288253Sadrian m->m_pkthdr.rcvif = NULL; 451288253Sadrian ieee80211_free_node(ni); 452288253Sadrian m_freem(m); 453288253Sadrian } 454288253Sadrian} 455288253Sadrian 456288253Sadrianstatic void 457288253Sadrianotus_tx_start(struct otus_softc *sc) 458288253Sadrian{ 459288253Sadrian 460288253Sadrian taskqueue_enqueue(taskqueue_thread, &sc->tx_task); 461288253Sadrian} 462288253Sadrian 463288253Sadrianstatic int 464288253Sadrianotus_transmit(struct ieee80211com *ic, struct mbuf *m) 465288253Sadrian{ 466288253Sadrian struct otus_softc *sc = ic->ic_softc; 467288253Sadrian int error; 468288253Sadrian 469288253Sadrian OTUS_LOCK(sc); 470288253Sadrian if (! sc->sc_running) { 471288253Sadrian OTUS_UNLOCK(sc); 472288253Sadrian return (ENXIO); 473288253Sadrian } 474288253Sadrian 475288253Sadrian /* XXX TODO: handle fragments */ 476288253Sadrian error = mbufq_enqueue(&sc->sc_snd, m); 477288253Sadrian if (error) { 478288253Sadrian OTUS_DPRINTF(sc, OTUS_DEBUG_XMIT, 479288253Sadrian "%s: mbufq_enqueue failed: %d\n", 480288253Sadrian __func__, 481288253Sadrian error); 482288253Sadrian OTUS_UNLOCK(sc); 483288253Sadrian return (error); 484288253Sadrian } 485288253Sadrian OTUS_UNLOCK(sc); 486288253Sadrian 487288253Sadrian /* Kick TX */ 488288253Sadrian otus_tx_start(sc); 489288253Sadrian 490288253Sadrian return (0); 491288253Sadrian} 492288253Sadrian 493288253Sadrianstatic void 494288253Sadrian_otus_start(struct otus_softc *sc) 495288253Sadrian{ 496288253Sadrian struct ieee80211_node *ni; 497288253Sadrian struct otus_data *bf; 498288253Sadrian struct mbuf *m; 499288253Sadrian 500288253Sadrian OTUS_LOCK_ASSERT(sc); 501288253Sadrian 502288253Sadrian while ((m = mbufq_dequeue(&sc->sc_snd)) != NULL) { 503288253Sadrian bf = otus_getbuf(sc); 504288253Sadrian if (bf == NULL) { 505288253Sadrian OTUS_DPRINTF(sc, OTUS_DEBUG_XMIT, 506288253Sadrian "%s: failed to get buffer\n", __func__); 507288253Sadrian mbufq_prepend(&sc->sc_snd, m); 508288253Sadrian break; 509288253Sadrian } 510288253Sadrian 511288253Sadrian ni = (struct ieee80211_node *)m->m_pkthdr.rcvif; 512288253Sadrian m->m_pkthdr.rcvif = NULL; 513288253Sadrian 514289779Sadrian if (otus_tx(sc, ni, m, bf, NULL) != 0) { 515288253Sadrian OTUS_DPRINTF(sc, OTUS_DEBUG_XMIT, 516288253Sadrian "%s: failed to transmit\n", __func__); 517288253Sadrian if_inc_counter(ni->ni_vap->iv_ifp, 518288253Sadrian IFCOUNTER_OERRORS, 1); 519288253Sadrian otus_freebuf(sc, bf); 520288253Sadrian ieee80211_free_node(ni); 521288253Sadrian m_freem(m); 522288253Sadrian break; 523288253Sadrian } 524288253Sadrian } 525288253Sadrian} 526288253Sadrian 527288253Sadrianstatic void 528288253Sadrianotus_tx_task(void *arg, int pending) 529288253Sadrian{ 530288253Sadrian struct otus_softc *sc = arg; 531288253Sadrian 532288253Sadrian OTUS_LOCK(sc); 533288253Sadrian _otus_start(sc); 534288253Sadrian OTUS_UNLOCK(sc); 535288253Sadrian} 536288253Sadrian 537288253Sadrianstatic int 538288253Sadrianotus_raw_xmit(struct ieee80211_node *ni, struct mbuf *m, 539288253Sadrian const struct ieee80211_bpf_params *params) 540288253Sadrian{ 541288253Sadrian struct ieee80211com *ic= ni->ni_ic; 542288253Sadrian struct otus_softc *sc = ic->ic_softc; 543288253Sadrian struct otus_data *bf = NULL; 544288253Sadrian int error = 0; 545288253Sadrian 546288253Sadrian /* Don't transmit if we're not running */ 547288253Sadrian OTUS_LOCK(sc); 548288253Sadrian if (! sc->sc_running) { 549288253Sadrian error = ENETDOWN; 550288253Sadrian goto error; 551288253Sadrian } 552288253Sadrian 553288253Sadrian bf = otus_getbuf(sc); 554288253Sadrian if (bf == NULL) { 555288253Sadrian error = ENOBUFS; 556288253Sadrian goto error; 557288253Sadrian } 558288253Sadrian 559289779Sadrian if (otus_tx(sc, ni, m, bf, params) != 0) { 560288253Sadrian error = EIO; 561288253Sadrian goto error; 562288253Sadrian } 563288253Sadrian 564288253Sadrian OTUS_UNLOCK(sc); 565288253Sadrian return (0); 566288253Sadrianerror: 567288253Sadrian if (bf) 568288253Sadrian otus_freebuf(sc, bf); 569288253Sadrian OTUS_UNLOCK(sc); 570288253Sadrian m_freem(m); 571288253Sadrian return (ENXIO); 572288253Sadrian} 573288253Sadrian 574288253Sadrianstatic void 575288253Sadrianotus_update_chw(struct ieee80211com *ic) 576288253Sadrian{ 577288253Sadrian 578288253Sadrian printf("%s: TODO\n", __func__); 579288253Sadrian} 580288253Sadrian 581288253Sadrianstatic void 582288253Sadrianotus_set_channel(struct ieee80211com *ic) 583288253Sadrian{ 584288253Sadrian struct otus_softc *sc = ic->ic_softc; 585288253Sadrian OTUS_DPRINTF(sc, OTUS_DEBUG_RESET, "%s: set channel: %d\n", 586288253Sadrian __func__, 587288253Sadrian ic->ic_curchan->ic_freq); 588288253Sadrian 589288253Sadrian OTUS_LOCK(sc); 590288253Sadrian (void) otus_set_chan(sc, ic->ic_curchan, 0); 591288253Sadrian OTUS_UNLOCK(sc); 592288253Sadrian} 593288253Sadrian 594288253Sadrianstatic int 595288253Sadrianotus_ampdu_enable(struct ieee80211_node *ni, struct ieee80211_tx_ampdu *tap) 596288253Sadrian{ 597288253Sadrian 598288253Sadrian /* For now, no A-MPDU TX support in the driver */ 599288253Sadrian return (0); 600288253Sadrian} 601288253Sadrian 602288253Sadrianstatic void 603288253Sadrianotus_scan_start(struct ieee80211com *ic) 604288253Sadrian{ 605288253Sadrian 606288253Sadrian// printf("%s: TODO\n", __func__); 607288253Sadrian} 608288253Sadrian 609288253Sadrianstatic void 610288253Sadrianotus_scan_end(struct ieee80211com *ic) 611288253Sadrian{ 612288253Sadrian 613288253Sadrian// printf("%s: TODO\n", __func__); 614288253Sadrian} 615288253Sadrian 616288253Sadrianstatic void 617288253Sadrianotus_update_mcast(struct ieee80211com *ic) 618288253Sadrian{ 619288253Sadrian struct otus_softc *sc = ic->ic_softc; 620288253Sadrian 621288253Sadrian (void) otus_set_multi(sc); 622288253Sadrian} 623288253Sadrian 624288253Sadrianstatic int 625288253Sadrianotus_attachhook(struct otus_softc *sc) 626288253Sadrian{ 627288253Sadrian struct ieee80211com *ic = &sc->sc_ic; 628288253Sadrian usb_device_request_t req; 629288253Sadrian uint32_t in, out; 630288253Sadrian int error; 631288253Sadrian 632288253Sadrian /* Not locked */ 633288253Sadrian error = otus_load_firmware(sc, "otusfw_init", AR_FW_INIT_ADDR); 634288253Sadrian if (error != 0) { 635288253Sadrian device_printf(sc->sc_dev, "%s: could not load %s firmware\n", 636288253Sadrian __func__, "init"); 637288253Sadrian return (ENXIO); 638288253Sadrian } 639288253Sadrian 640288253Sadrian /* XXX not locked? */ 641288253Sadrian otus_delay_ms(sc, 1000); 642288253Sadrian 643288253Sadrian /* Not locked */ 644288253Sadrian error = otus_load_firmware(sc, "otusfw_main", AR_FW_MAIN_ADDR); 645288253Sadrian if (error != 0) { 646288253Sadrian device_printf(sc->sc_dev, "%s: could not load %s firmware\n", 647288253Sadrian __func__, "main"); 648288253Sadrian return (ENXIO); 649288253Sadrian } 650288253Sadrian 651288253Sadrian OTUS_LOCK(sc); 652288253Sadrian 653288253Sadrian /* Tell device that firmware transfer is complete. */ 654288253Sadrian req.bmRequestType = UT_WRITE_VENDOR_DEVICE; 655288253Sadrian req.bRequest = AR_FW_DOWNLOAD_COMPLETE; 656288253Sadrian USETW(req.wValue, 0); 657288253Sadrian USETW(req.wIndex, 0); 658288253Sadrian USETW(req.wLength, 0); 659288253Sadrian if (usbd_do_request_flags(sc->sc_udev, &sc->sc_mtx, &req, NULL, 660288253Sadrian 0, NULL, 250) != 0) { 661288253Sadrian OTUS_UNLOCK(sc); 662288253Sadrian device_printf(sc->sc_dev, 663288253Sadrian "%s: firmware initialization failed\n", 664288253Sadrian __func__); 665288253Sadrian return (ENXIO); 666288253Sadrian } 667288253Sadrian 668288253Sadrian /* Send an ECHO command to check that everything is settled. */ 669288253Sadrian in = 0xbadc0ffe; 670288290Sadrian if (otus_cmd(sc, AR_CMD_ECHO, &in, sizeof in, &out, sizeof(out)) != 0) { 671288253Sadrian OTUS_UNLOCK(sc); 672288253Sadrian device_printf(sc->sc_dev, 673288253Sadrian "%s: echo command failed\n", __func__); 674288253Sadrian return (ENXIO); 675288253Sadrian } 676288253Sadrian if (in != out) { 677288253Sadrian OTUS_UNLOCK(sc); 678288253Sadrian device_printf(sc->sc_dev, 679288253Sadrian "%s: echo reply mismatch: 0x%08x!=0x%08x\n", 680288253Sadrian __func__, in, out); 681288253Sadrian return (ENXIO); 682288253Sadrian } 683288253Sadrian 684288253Sadrian /* Read entire EEPROM. */ 685288253Sadrian if (otus_read_eeprom(sc) != 0) { 686288253Sadrian OTUS_UNLOCK(sc); 687288253Sadrian device_printf(sc->sc_dev, 688288253Sadrian "%s: could not read EEPROM\n", 689288253Sadrian __func__); 690288253Sadrian return (ENXIO); 691288253Sadrian } 692288253Sadrian 693288253Sadrian OTUS_UNLOCK(sc); 694288253Sadrian 695288253Sadrian sc->txmask = sc->eeprom.baseEepHeader.txMask; 696288253Sadrian sc->rxmask = sc->eeprom.baseEepHeader.rxMask; 697288253Sadrian sc->capflags = sc->eeprom.baseEepHeader.opCapFlags; 698288253Sadrian IEEE80211_ADDR_COPY(ic->ic_macaddr, sc->eeprom.baseEepHeader.macAddr); 699288253Sadrian sc->sc_led_newstate = otus_led_newstate_type3; /* XXX */ 700288253Sadrian 701288253Sadrian device_printf(sc->sc_dev, 702288253Sadrian "MAC/BBP AR9170, RF AR%X, MIMO %dT%dR, address %s\n", 703288253Sadrian (sc->capflags & AR5416_OPFLAGS_11A) ? 704288253Sadrian 0x9104 : ((sc->txmask == 0x5) ? 0x9102 : 0x9101), 705288253Sadrian (sc->txmask == 0x5) ? 2 : 1, (sc->rxmask == 0x5) ? 2 : 1, 706288253Sadrian ether_sprintf(ic->ic_macaddr)); 707288253Sadrian 708288253Sadrian ic->ic_softc = sc; 709288253Sadrian ic->ic_name = device_get_nameunit(sc->sc_dev); 710288253Sadrian ic->ic_phytype = IEEE80211_T_OFDM; /* not only, but not used */ 711288253Sadrian ic->ic_opmode = IEEE80211_M_STA; /* default to BSS mode */ 712288253Sadrian 713288253Sadrian /* Set device capabilities. */ 714288253Sadrian ic->ic_caps = 715288253Sadrian IEEE80211_C_STA | /* station mode */ 716288253Sadrian#if 0 717288253Sadrian IEEE80211_C_BGSCAN | /* Background scan. */ 718288253Sadrian#endif 719288253Sadrian IEEE80211_C_SHPREAMBLE | /* Short preamble supported. */ 720288253Sadrian IEEE80211_C_WME | /* WME/QoS */ 721288253Sadrian IEEE80211_C_SHSLOT | /* Short slot time supported. */ 722288253Sadrian IEEE80211_C_FF | /* Atheros fast-frames supported. */ 723289556Sadrian IEEE80211_C_MONITOR | 724288253Sadrian IEEE80211_C_WPA; /* WPA/RSN. */ 725288253Sadrian 726288253Sadrian /* XXX TODO: 11n */ 727288253Sadrian 728288253Sadrian#if 0 729288253Sadrian if (sc->eeprom.baseEepHeader.opCapFlags & AR5416_OPFLAGS_11G) { 730288253Sadrian /* Set supported .11b and .11g rates. */ 731288253Sadrian ic->ic_sup_rates[IEEE80211_MODE_11B] = 732288253Sadrian ieee80211_std_rateset_11b; 733288253Sadrian ic->ic_sup_rates[IEEE80211_MODE_11G] = 734288253Sadrian ieee80211_std_rateset_11g; 735288253Sadrian } 736288253Sadrian if (sc->eeprom.baseEepHeader.opCapFlags & AR5416_OPFLAGS_11A) { 737288253Sadrian /* Set supported .11a rates. */ 738288253Sadrian ic->ic_sup_rates[IEEE80211_MODE_11A] = 739288253Sadrian ieee80211_std_rateset_11a; 740288253Sadrian } 741288253Sadrian#endif 742288253Sadrian 743288253Sadrian#if 0 744288253Sadrian /* Build the list of supported channels. */ 745288253Sadrian otus_get_chanlist(sc); 746288253Sadrian#else 747298894Savos otus_getradiocaps(ic, IEEE80211_CHAN_MAX, &ic->ic_nchans, 748298894Savos ic->ic_channels); 749288253Sadrian#endif 750288253Sadrian 751288253Sadrian ieee80211_ifattach(ic); 752288253Sadrian ic->ic_raw_xmit = otus_raw_xmit; 753288253Sadrian ic->ic_scan_start = otus_scan_start; 754288253Sadrian ic->ic_scan_end = otus_scan_end; 755288253Sadrian ic->ic_set_channel = otus_set_channel; 756298894Savos ic->ic_getradiocaps = otus_getradiocaps; 757288253Sadrian ic->ic_vap_create = otus_vap_create; 758288253Sadrian ic->ic_vap_delete = otus_vap_delete; 759288253Sadrian ic->ic_update_mcast = otus_update_mcast; 760288253Sadrian ic->ic_update_promisc = otus_update_mcast; 761288253Sadrian ic->ic_parent = otus_parent; 762288253Sadrian ic->ic_transmit = otus_transmit; 763288253Sadrian ic->ic_update_chw = otus_update_chw; 764288253Sadrian ic->ic_ampdu_enable = otus_ampdu_enable; 765290407Savos ic->ic_wme.wme_update = otus_updateedca; 766288253Sadrian ic->ic_newassoc = otus_newassoc; 767289557Sadrian ic->ic_node_alloc = otus_node_alloc; 768288253Sadrian 769288253Sadrian#ifdef notyet 770288253Sadrian ic->ic_set_key = otus_set_key; 771288253Sadrian ic->ic_delete_key = otus_delete_key; 772288253Sadrian#endif 773288253Sadrian 774288253Sadrian ieee80211_radiotap_attach(ic, &sc->sc_txtap.wt_ihdr, 775288253Sadrian sizeof(sc->sc_txtap), OTUS_TX_RADIOTAP_PRESENT, 776288253Sadrian &sc->sc_rxtap.wr_ihdr, sizeof(sc->sc_rxtap), 777288253Sadrian OTUS_RX_RADIOTAP_PRESENT); 778288253Sadrian 779288253Sadrian return (0); 780288253Sadrian} 781288253Sadrian 782288253Sadrianvoid 783288253Sadrianotus_get_chanlist(struct otus_softc *sc) 784288253Sadrian{ 785288253Sadrian struct ieee80211com *ic = &sc->sc_ic; 786288253Sadrian uint16_t domain; 787288253Sadrian uint8_t chan; 788288253Sadrian int i; 789288253Sadrian 790288253Sadrian /* XXX regulatory domain. */ 791288253Sadrian domain = le16toh(sc->eeprom.baseEepHeader.regDmn[0]); 792288253Sadrian OTUS_DPRINTF(sc, OTUS_DEBUG_RESET, "regdomain=0x%04x\n", domain); 793288253Sadrian 794288253Sadrian if (sc->eeprom.baseEepHeader.opCapFlags & AR5416_OPFLAGS_11G) { 795288253Sadrian for (i = 0; i < 14; i++) { 796288253Sadrian chan = ar_chans[i]; 797288253Sadrian ic->ic_channels[chan].ic_freq = 798288253Sadrian ieee80211_ieee2mhz(chan, IEEE80211_CHAN_2GHZ); 799288253Sadrian ic->ic_channels[chan].ic_flags = 800288253Sadrian IEEE80211_CHAN_CCK | IEEE80211_CHAN_OFDM | 801288253Sadrian IEEE80211_CHAN_DYN | IEEE80211_CHAN_2GHZ; 802288253Sadrian } 803288253Sadrian } 804288253Sadrian if (sc->eeprom.baseEepHeader.opCapFlags & AR5416_OPFLAGS_11A) { 805288253Sadrian for (i = 14; i < nitems(ar_chans); i++) { 806288253Sadrian chan = ar_chans[i]; 807288253Sadrian ic->ic_channels[chan].ic_freq = 808288253Sadrian ieee80211_ieee2mhz(chan, IEEE80211_CHAN_5GHZ); 809288253Sadrian ic->ic_channels[chan].ic_flags = IEEE80211_CHAN_A; 810288253Sadrian } 811288253Sadrian } 812288253Sadrian} 813288253Sadrian 814298894Savosstatic void 815298894Savosotus_getradiocaps(struct ieee80211com *ic, 816298894Savos int maxchans, int *nchans, struct ieee80211_channel chans[]) 817298894Savos{ 818298894Savos struct otus_softc *sc = ic->ic_softc; 819298894Savos uint8_t bands[IEEE80211_MODE_BYTES]; 820298894Savos 821298894Savos /* Set supported .11b and .11g rates. */ 822298894Savos memset(bands, 0, sizeof(bands)); 823298894Savos if (sc->eeprom.baseEepHeader.opCapFlags & AR5416_OPFLAGS_11G) { 824298894Savos setbit(bands, IEEE80211_MODE_11B); 825298894Savos setbit(bands, IEEE80211_MODE_11G); 826298894Savos#if 0 827298894Savos if (sc->sc_ht) 828298894Savos setbit(bands, IEEE80211_MODE_11NG); 829298894Savos#endif 830298894Savos ieee80211_add_channel_list_2ghz(chans, maxchans, nchans, 831298894Savos ar_chans, 14, bands, 0); 832298894Savos } 833298894Savos if (sc->eeprom.baseEepHeader.opCapFlags & AR5416_OPFLAGS_11A) { 834298894Savos setbit(bands, IEEE80211_MODE_11A); 835298894Savos ieee80211_add_channel_list_5ghz(chans, maxchans, nchans, 836298894Savos &ar_chans[14], nitems(ar_chans) - 14, bands, 0); 837298894Savos } 838298894Savos} 839298894Savos 840288253Sadrianint 841288253Sadrianotus_load_firmware(struct otus_softc *sc, const char *name, uint32_t addr) 842288253Sadrian{ 843288253Sadrian usb_device_request_t req; 844288253Sadrian char *ptr; 845288253Sadrian const struct firmware *fw; 846288253Sadrian int mlen, error, size; 847288253Sadrian 848288253Sadrian error = 0; 849288253Sadrian 850288253Sadrian /* Read firmware image from the filesystem. */ 851288253Sadrian if ((fw = firmware_get(name)) == NULL) { 852288253Sadrian device_printf(sc->sc_dev, 853288253Sadrian "%s: failed loadfirmware of file %s\n", __func__, name); 854288253Sadrian return (ENXIO); 855288253Sadrian } 856288253Sadrian req.bmRequestType = UT_WRITE_VENDOR_DEVICE; 857288253Sadrian req.bRequest = AR_FW_DOWNLOAD; 858288253Sadrian USETW(req.wIndex, 0); 859288253Sadrian 860288253Sadrian OTUS_LOCK(sc); 861288253Sadrian 862288253Sadrian /* XXX const */ 863288253Sadrian ptr = __DECONST(char *, fw->data); 864288253Sadrian size = fw->datasize; 865288253Sadrian addr >>= 8; 866288253Sadrian while (size > 0) { 867288253Sadrian mlen = MIN(size, 4096); 868288253Sadrian 869288253Sadrian USETW(req.wValue, addr); 870288253Sadrian USETW(req.wLength, mlen); 871288253Sadrian if (usbd_do_request_flags(sc->sc_udev, &sc->sc_mtx, 872288253Sadrian &req, ptr, 0, NULL, 250) != 0) { 873288253Sadrian error = EIO; 874288253Sadrian break; 875288253Sadrian } 876288253Sadrian addr += mlen >> 8; 877288253Sadrian ptr += mlen; 878288253Sadrian size -= mlen; 879288253Sadrian } 880288253Sadrian 881288253Sadrian OTUS_UNLOCK(sc); 882288253Sadrian 883288253Sadrian firmware_put(fw, FIRMWARE_UNLOAD); 884288253Sadrian if (error != 0) 885288253Sadrian device_printf(sc->sc_dev, 886288253Sadrian "%s: %s: error=%d\n", __func__, name, error); 887288253Sadrian return error; 888288253Sadrian} 889288253Sadrian 890288253Sadrianint 891288253Sadrianotus_open_pipes(struct otus_softc *sc) 892288253Sadrian{ 893288253Sadrian#if 0 894288253Sadrian int isize, error; 895288253Sadrian int i; 896288253Sadrian#endif 897288253Sadrian int error; 898288253Sadrian 899288253Sadrian OTUS_UNLOCK_ASSERT(sc); 900288253Sadrian 901288253Sadrian if ((error = otus_alloc_tx_cmd_list(sc)) != 0) { 902288253Sadrian device_printf(sc->sc_dev, 903288253Sadrian "%s: could not allocate command xfer\n", 904288253Sadrian __func__); 905288253Sadrian goto fail; 906288253Sadrian } 907288253Sadrian 908288253Sadrian if ((error = otus_alloc_tx_list(sc)) != 0) { 909288253Sadrian device_printf(sc->sc_dev, "%s: could not allocate Tx xfers\n", 910288253Sadrian __func__); 911288253Sadrian goto fail; 912288253Sadrian } 913288253Sadrian 914288253Sadrian if ((error = otus_alloc_rx_list(sc)) != 0) { 915288253Sadrian device_printf(sc->sc_dev, "%s: could not allocate Rx xfers\n", 916288253Sadrian __func__); 917288253Sadrian goto fail; 918288253Sadrian } 919288253Sadrian 920288253Sadrian /* Enable RX transfers; needed for initial firmware messages */ 921288253Sadrian OTUS_LOCK(sc); 922288253Sadrian usbd_transfer_start(sc->sc_xfer[OTUS_BULK_RX]); 923288253Sadrian usbd_transfer_start(sc->sc_xfer[OTUS_BULK_IRQ]); 924288253Sadrian OTUS_UNLOCK(sc); 925288253Sadrian return 0; 926288253Sadrian 927288253Sadrianfail: otus_close_pipes(sc); 928288253Sadrian return error; 929288253Sadrian} 930288253Sadrian 931288253Sadrianvoid 932288253Sadrianotus_close_pipes(struct otus_softc *sc) 933288253Sadrian{ 934288319Sadrian 935288319Sadrian OTUS_LOCK(sc); 936288253Sadrian otus_free_tx_cmd_list(sc); 937288253Sadrian otus_free_tx_list(sc); 938288253Sadrian otus_free_rx_list(sc); 939288319Sadrian OTUS_UNLOCK(sc); 940288253Sadrian 941288253Sadrian usbd_transfer_unsetup(sc->sc_xfer, OTUS_N_XFER); 942288253Sadrian} 943288253Sadrian 944288253Sadrianstatic void 945288253Sadrianotus_free_cmd_list(struct otus_softc *sc, struct otus_tx_cmd cmd[], int ndata) 946288253Sadrian{ 947288253Sadrian int i; 948288253Sadrian 949288253Sadrian /* XXX TODO: someone has to have waken up waiters! */ 950288253Sadrian for (i = 0; i < ndata; i++) { 951288253Sadrian struct otus_tx_cmd *dp = &cmd[i]; 952288253Sadrian 953288253Sadrian if (dp->buf != NULL) { 954288253Sadrian free(dp->buf, M_USBDEV); 955288253Sadrian dp->buf = NULL; 956288253Sadrian } 957288253Sadrian } 958288253Sadrian} 959288253Sadrian 960288253Sadrianstatic int 961288253Sadrianotus_alloc_cmd_list(struct otus_softc *sc, struct otus_tx_cmd cmd[], 962288253Sadrian int ndata, int maxsz) 963288253Sadrian{ 964288253Sadrian int i, error; 965288253Sadrian 966288253Sadrian for (i = 0; i < ndata; i++) { 967288253Sadrian struct otus_tx_cmd *dp = &cmd[i]; 968298919Sadrian dp->buf = malloc(maxsz, M_USBDEV, M_NOWAIT | M_ZERO); 969288253Sadrian dp->odata = NULL; 970288253Sadrian if (dp->buf == NULL) { 971288253Sadrian device_printf(sc->sc_dev, 972288253Sadrian "could not allocate buffer\n"); 973288253Sadrian error = ENOMEM; 974288253Sadrian goto fail; 975288253Sadrian } 976288253Sadrian } 977288253Sadrian 978288253Sadrian return (0); 979288253Sadrianfail: 980288253Sadrian otus_free_cmd_list(sc, cmd, ndata); 981288253Sadrian return (error); 982288253Sadrian} 983288253Sadrian 984288253Sadrianstatic int 985288253Sadrianotus_alloc_tx_cmd_list(struct otus_softc *sc) 986288253Sadrian{ 987288253Sadrian int error, i; 988288253Sadrian 989288253Sadrian error = otus_alloc_cmd_list(sc, sc->sc_cmd, OTUS_CMD_LIST_COUNT, 990288253Sadrian OTUS_MAX_TXCMDSZ); 991288253Sadrian if (error != 0) 992288253Sadrian return (error); 993288253Sadrian 994288253Sadrian STAILQ_INIT(&sc->sc_cmd_active); 995288253Sadrian STAILQ_INIT(&sc->sc_cmd_inactive); 996288253Sadrian STAILQ_INIT(&sc->sc_cmd_pending); 997288253Sadrian STAILQ_INIT(&sc->sc_cmd_waiting); 998288253Sadrian 999288253Sadrian for (i = 0; i < OTUS_CMD_LIST_COUNT; i++) 1000288253Sadrian STAILQ_INSERT_HEAD(&sc->sc_cmd_inactive, &sc->sc_cmd[i], 1001288253Sadrian next_cmd); 1002288253Sadrian 1003288253Sadrian return (0); 1004288253Sadrian} 1005288253Sadrian 1006288253Sadrianstatic void 1007288253Sadrianotus_free_tx_cmd_list(struct otus_softc *sc) 1008288253Sadrian{ 1009288253Sadrian 1010288253Sadrian /* 1011288253Sadrian * XXX TODO: something needs to wake up any pending/sleeping 1012288253Sadrian * waiters! 1013288253Sadrian */ 1014288253Sadrian STAILQ_INIT(&sc->sc_cmd_active); 1015288253Sadrian STAILQ_INIT(&sc->sc_cmd_inactive); 1016288253Sadrian STAILQ_INIT(&sc->sc_cmd_pending); 1017288253Sadrian STAILQ_INIT(&sc->sc_cmd_waiting); 1018288253Sadrian 1019288253Sadrian otus_free_cmd_list(sc, sc->sc_cmd, OTUS_CMD_LIST_COUNT); 1020288253Sadrian} 1021288253Sadrian 1022288253Sadrianstatic int 1023288253Sadrianotus_alloc_list(struct otus_softc *sc, struct otus_data data[], 1024288253Sadrian int ndata, int maxsz) 1025288253Sadrian{ 1026288253Sadrian int i, error; 1027288253Sadrian 1028288253Sadrian for (i = 0; i < ndata; i++) { 1029288253Sadrian struct otus_data *dp = &data[i]; 1030288253Sadrian dp->sc = sc; 1031288253Sadrian dp->m = NULL; 1032298919Sadrian dp->buf = malloc(maxsz, M_USBDEV, M_NOWAIT | M_ZERO); 1033288253Sadrian if (dp->buf == NULL) { 1034288253Sadrian device_printf(sc->sc_dev, 1035288253Sadrian "could not allocate buffer\n"); 1036288253Sadrian error = ENOMEM; 1037288253Sadrian goto fail; 1038288253Sadrian } 1039288253Sadrian dp->ni = NULL; 1040288253Sadrian } 1041288253Sadrian 1042288253Sadrian return (0); 1043288253Sadrianfail: 1044288253Sadrian otus_free_list(sc, data, ndata); 1045288253Sadrian return (error); 1046288253Sadrian} 1047288253Sadrian 1048288253Sadrianstatic int 1049288253Sadrianotus_alloc_rx_list(struct otus_softc *sc) 1050288253Sadrian{ 1051288253Sadrian int error, i; 1052288253Sadrian 1053288253Sadrian error = otus_alloc_list(sc, sc->sc_rx, OTUS_RX_LIST_COUNT, 1054288253Sadrian OTUS_RXBUFSZ); 1055288253Sadrian if (error != 0) 1056288253Sadrian return (error); 1057288253Sadrian 1058288253Sadrian STAILQ_INIT(&sc->sc_rx_active); 1059288253Sadrian STAILQ_INIT(&sc->sc_rx_inactive); 1060288253Sadrian 1061288253Sadrian for (i = 0; i < OTUS_RX_LIST_COUNT; i++) 1062288253Sadrian STAILQ_INSERT_HEAD(&sc->sc_rx_inactive, &sc->sc_rx[i], next); 1063288253Sadrian 1064288253Sadrian return (0); 1065288253Sadrian} 1066288253Sadrian 1067288253Sadrianstatic int 1068288253Sadrianotus_alloc_tx_list(struct otus_softc *sc) 1069288253Sadrian{ 1070288253Sadrian int error, i; 1071288253Sadrian 1072288253Sadrian error = otus_alloc_list(sc, sc->sc_tx, OTUS_TX_LIST_COUNT, 1073288253Sadrian OTUS_TXBUFSZ); 1074288253Sadrian if (error != 0) 1075288253Sadrian return (error); 1076288253Sadrian 1077288253Sadrian STAILQ_INIT(&sc->sc_tx_inactive); 1078288253Sadrian 1079288253Sadrian for (i = 0; i != OTUS_N_XFER; i++) { 1080288253Sadrian STAILQ_INIT(&sc->sc_tx_active[i]); 1081288253Sadrian STAILQ_INIT(&sc->sc_tx_pending[i]); 1082288253Sadrian } 1083288253Sadrian 1084288253Sadrian for (i = 0; i < OTUS_TX_LIST_COUNT; i++) { 1085288253Sadrian STAILQ_INSERT_HEAD(&sc->sc_tx_inactive, &sc->sc_tx[i], next); 1086288253Sadrian } 1087288253Sadrian 1088288253Sadrian return (0); 1089288253Sadrian} 1090288253Sadrian 1091288253Sadrianstatic void 1092288253Sadrianotus_free_tx_list(struct otus_softc *sc) 1093288253Sadrian{ 1094288253Sadrian int i; 1095288253Sadrian 1096288253Sadrian /* prevent further allocations from TX list(s) */ 1097288253Sadrian STAILQ_INIT(&sc->sc_tx_inactive); 1098288253Sadrian 1099288253Sadrian for (i = 0; i != OTUS_N_XFER; i++) { 1100288253Sadrian STAILQ_INIT(&sc->sc_tx_active[i]); 1101288253Sadrian STAILQ_INIT(&sc->sc_tx_pending[i]); 1102288253Sadrian } 1103288253Sadrian 1104288253Sadrian otus_free_list(sc, sc->sc_tx, OTUS_TX_LIST_COUNT); 1105288253Sadrian} 1106288253Sadrian 1107288253Sadrianstatic void 1108288253Sadrianotus_free_rx_list(struct otus_softc *sc) 1109288253Sadrian{ 1110288253Sadrian /* prevent further allocations from RX list(s) */ 1111288253Sadrian STAILQ_INIT(&sc->sc_rx_inactive); 1112288253Sadrian STAILQ_INIT(&sc->sc_rx_active); 1113288253Sadrian 1114288253Sadrian otus_free_list(sc, sc->sc_rx, OTUS_RX_LIST_COUNT); 1115288253Sadrian} 1116288253Sadrian 1117288253Sadrianstatic void 1118288253Sadrianotus_free_list(struct otus_softc *sc, struct otus_data data[], int ndata) 1119288253Sadrian{ 1120288253Sadrian int i; 1121288253Sadrian 1122288253Sadrian for (i = 0; i < ndata; i++) { 1123288253Sadrian struct otus_data *dp = &data[i]; 1124288253Sadrian 1125288253Sadrian if (dp->buf != NULL) { 1126288253Sadrian free(dp->buf, M_USBDEV); 1127288253Sadrian dp->buf = NULL; 1128288253Sadrian } 1129288253Sadrian if (dp->ni != NULL) { 1130288253Sadrian ieee80211_free_node(dp->ni); 1131288253Sadrian dp->ni = NULL; 1132288253Sadrian } 1133288253Sadrian } 1134288253Sadrian} 1135288253Sadrian 1136288253Sadrianstatic struct otus_data * 1137288253Sadrian_otus_getbuf(struct otus_softc *sc) 1138288253Sadrian{ 1139288253Sadrian struct otus_data *bf; 1140288253Sadrian 1141288253Sadrian bf = STAILQ_FIRST(&sc->sc_tx_inactive); 1142288253Sadrian if (bf != NULL) 1143288253Sadrian STAILQ_REMOVE_HEAD(&sc->sc_tx_inactive, next); 1144288253Sadrian else 1145288253Sadrian bf = NULL; 1146298919Sadrian /* XXX bzero? */ 1147288253Sadrian return (bf); 1148288253Sadrian} 1149288253Sadrian 1150288253Sadrianstatic struct otus_data * 1151288253Sadrianotus_getbuf(struct otus_softc *sc) 1152288253Sadrian{ 1153288253Sadrian struct otus_data *bf; 1154288253Sadrian 1155288253Sadrian OTUS_LOCK_ASSERT(sc); 1156288253Sadrian 1157288253Sadrian bf = _otus_getbuf(sc); 1158288253Sadrian return (bf); 1159288253Sadrian} 1160288253Sadrian 1161288253Sadrianstatic void 1162288253Sadrianotus_freebuf(struct otus_softc *sc, struct otus_data *bf) 1163288253Sadrian{ 1164288253Sadrian 1165288253Sadrian OTUS_LOCK_ASSERT(sc); 1166288253Sadrian STAILQ_INSERT_TAIL(&sc->sc_tx_inactive, bf, next); 1167288253Sadrian} 1168288253Sadrian 1169288253Sadrianstatic struct otus_tx_cmd * 1170288253Sadrian_otus_get_txcmd(struct otus_softc *sc) 1171288253Sadrian{ 1172288253Sadrian struct otus_tx_cmd *bf; 1173288253Sadrian 1174288253Sadrian bf = STAILQ_FIRST(&sc->sc_cmd_inactive); 1175288253Sadrian if (bf != NULL) 1176288253Sadrian STAILQ_REMOVE_HEAD(&sc->sc_cmd_inactive, next_cmd); 1177288253Sadrian else 1178288253Sadrian bf = NULL; 1179288253Sadrian return (bf); 1180288253Sadrian} 1181288253Sadrian 1182288253Sadrianstatic struct otus_tx_cmd * 1183288253Sadrianotus_get_txcmd(struct otus_softc *sc) 1184288253Sadrian{ 1185288253Sadrian struct otus_tx_cmd *bf; 1186288253Sadrian 1187288253Sadrian OTUS_LOCK_ASSERT(sc); 1188288253Sadrian 1189288253Sadrian bf = _otus_get_txcmd(sc); 1190288253Sadrian if (bf == NULL) { 1191288253Sadrian device_printf(sc->sc_dev, "%s: no tx cmd buffers\n", 1192288253Sadrian __func__); 1193288253Sadrian } 1194288253Sadrian return (bf); 1195288253Sadrian} 1196288253Sadrian 1197288253Sadrianstatic void 1198288253Sadrianotus_free_txcmd(struct otus_softc *sc, struct otus_tx_cmd *bf) 1199288253Sadrian{ 1200288253Sadrian 1201288253Sadrian OTUS_LOCK_ASSERT(sc); 1202288253Sadrian STAILQ_INSERT_TAIL(&sc->sc_cmd_inactive, bf, next_cmd); 1203288253Sadrian} 1204288253Sadrian 1205288253Sadrianvoid 1206288253Sadrianotus_next_scan(void *arg, int pending) 1207288253Sadrian{ 1208288253Sadrian#if 0 1209288253Sadrian struct otus_softc *sc = arg; 1210288253Sadrian 1211288253Sadrian if (usbd_is_dying(sc->sc_udev)) 1212288253Sadrian return; 1213288253Sadrian 1214288253Sadrian usbd_ref_incr(sc->sc_udev); 1215288253Sadrian 1216288253Sadrian if (sc->sc_ic.ic_state == IEEE80211_S_SCAN) 1217288253Sadrian ieee80211_next_scan(&sc->sc_ic.ic_if); 1218288253Sadrian 1219288253Sadrian usbd_ref_decr(sc->sc_udev); 1220288253Sadrian#endif 1221288253Sadrian} 1222288253Sadrian 1223288253Sadrianint 1224288253Sadrianotus_newstate(struct ieee80211vap *vap, enum ieee80211_state nstate, int arg) 1225288253Sadrian{ 1226288253Sadrian struct otus_vap *uvp = OTUS_VAP(vap); 1227288253Sadrian struct ieee80211com *ic = vap->iv_ic; 1228288253Sadrian struct otus_softc *sc = ic->ic_softc; 1229288253Sadrian enum ieee80211_state ostate; 1230288253Sadrian 1231288253Sadrian ostate = vap->iv_state; 1232288253Sadrian OTUS_DPRINTF(sc, OTUS_DEBUG_STATE, "%s: %s -> %s\n", __func__, 1233288253Sadrian ieee80211_state_name[ostate], 1234288253Sadrian ieee80211_state_name[nstate]); 1235288253Sadrian 1236288253Sadrian IEEE80211_UNLOCK(ic); 1237288253Sadrian 1238288253Sadrian OTUS_LOCK(sc); 1239288253Sadrian 1240288253Sadrian /* XXX TODO: more fleshing out! */ 1241288253Sadrian 1242288253Sadrian switch (nstate) { 1243298919Sadrian case IEEE80211_S_INIT: 1244298919Sadrian otus_set_operating_mode(sc); 1245298919Sadrian otus_set_rx_filter(sc); 1246298919Sadrian break; 1247288253Sadrian case IEEE80211_S_RUN: 1248288253Sadrian if (ic->ic_opmode == IEEE80211_M_STA) { 1249288253Sadrian otus_updateslot(sc); 1250298919Sadrian otus_set_operating_mode(sc); 1251298919Sadrian otus_set_rx_filter(sc); 1252288253Sadrian 1253288253Sadrian /* Start calibration timer. */ 1254288253Sadrian taskqueue_enqueue_timeout(taskqueue_thread, 1255288253Sadrian &sc->calib_to, hz); 1256288253Sadrian } 1257288253Sadrian break; 1258288253Sadrian default: 1259288253Sadrian break; 1260288253Sadrian } 1261288253Sadrian 1262288253Sadrian /* XXX TODO: calibration? */ 1263288253Sadrian 1264288253Sadrian sc->sc_led_newstate(sc); 1265288253Sadrian 1266288253Sadrian OTUS_UNLOCK(sc); 1267288253Sadrian IEEE80211_LOCK(ic); 1268288253Sadrian return (uvp->newstate(vap, nstate, arg)); 1269288253Sadrian} 1270288253Sadrian 1271288253Sadrianint 1272288253Sadrianotus_cmd(struct otus_softc *sc, uint8_t code, const void *idata, int ilen, 1273288290Sadrian void *odata, int odatalen) 1274288253Sadrian{ 1275288253Sadrian struct otus_tx_cmd *cmd; 1276288253Sadrian struct ar_cmd_hdr *hdr; 1277288253Sadrian int xferlen, error; 1278288253Sadrian 1279288253Sadrian OTUS_LOCK_ASSERT(sc); 1280288253Sadrian 1281288253Sadrian /* Always bulk-out a multiple of 4 bytes. */ 1282288253Sadrian xferlen = (sizeof (*hdr) + ilen + 3) & ~3; 1283288255Sadrian if (xferlen > OTUS_MAX_TXCMDSZ) { 1284288255Sadrian device_printf(sc->sc_dev, "%s: command (0x%02x) size (%d) > %d\n", 1285288255Sadrian __func__, 1286288255Sadrian code, 1287288255Sadrian xferlen, 1288288255Sadrian OTUS_MAX_TXCMDSZ); 1289288255Sadrian return (EIO); 1290288255Sadrian } 1291288253Sadrian 1292288253Sadrian cmd = otus_get_txcmd(sc); 1293288253Sadrian if (cmd == NULL) { 1294288253Sadrian device_printf(sc->sc_dev, "%s: failed to get buf\n", 1295288253Sadrian __func__); 1296288253Sadrian return (EIO); 1297288253Sadrian } 1298288253Sadrian 1299288253Sadrian hdr = (struct ar_cmd_hdr *)cmd->buf; 1300288253Sadrian hdr->code = code; 1301288253Sadrian hdr->len = ilen; 1302288253Sadrian hdr->token = ++sc->token; /* Don't care about endianness. */ 1303288253Sadrian cmd->token = hdr->token; 1304288253Sadrian /* XXX TODO: check max cmd length? */ 1305288253Sadrian memcpy((uint8_t *)&hdr[1], idata, ilen); 1306288253Sadrian 1307288253Sadrian OTUS_DPRINTF(sc, OTUS_DEBUG_CMD, 1308288253Sadrian "%s: sending command code=0x%02x len=%d token=%d\n", 1309288253Sadrian __func__, code, ilen, hdr->token); 1310288253Sadrian 1311288253Sadrian cmd->odata = odata; 1312288290Sadrian cmd->odatalen = odatalen; 1313288253Sadrian cmd->buflen = xferlen; 1314288253Sadrian 1315288253Sadrian /* Queue the command to the endpoint */ 1316288253Sadrian STAILQ_INSERT_TAIL(&sc->sc_cmd_pending, cmd, next_cmd); 1317288253Sadrian usbd_transfer_start(sc->sc_xfer[OTUS_BULK_CMD]); 1318288253Sadrian 1319288253Sadrian /* Sleep on the command; wait for it to complete */ 1320288253Sadrian error = msleep(cmd, &sc->sc_mtx, PCATCH, "otuscmd", hz); 1321288253Sadrian 1322288253Sadrian /* 1323288253Sadrian * At this point we don't own cmd any longer; it'll be 1324288253Sadrian * freed by the cmd bulk path or the RX notification 1325288253Sadrian * path. If the data is made available then it'll be copied 1326288253Sadrian * to the caller. All that is left to do is communicate 1327288253Sadrian * status back to the caller. 1328288253Sadrian */ 1329288253Sadrian if (error != 0) { 1330288253Sadrian device_printf(sc->sc_dev, 1331288253Sadrian "%s: timeout waiting for command 0x%02x reply\n", 1332288253Sadrian __func__, code); 1333288253Sadrian } 1334288253Sadrian return error; 1335288253Sadrian} 1336288253Sadrian 1337288253Sadrianvoid 1338288253Sadrianotus_write(struct otus_softc *sc, uint32_t reg, uint32_t val) 1339288253Sadrian{ 1340288253Sadrian 1341288253Sadrian OTUS_LOCK_ASSERT(sc); 1342288253Sadrian 1343288253Sadrian sc->write_buf[sc->write_idx].reg = htole32(reg); 1344288253Sadrian sc->write_buf[sc->write_idx].val = htole32(val); 1345288253Sadrian 1346288255Sadrian if (++sc->write_idx > (AR_MAX_WRITE_IDX-1)) 1347288253Sadrian (void)otus_write_barrier(sc); 1348288253Sadrian} 1349288253Sadrian 1350288253Sadrianint 1351288253Sadrianotus_write_barrier(struct otus_softc *sc) 1352288253Sadrian{ 1353288253Sadrian int error; 1354288253Sadrian 1355288253Sadrian OTUS_LOCK_ASSERT(sc); 1356288253Sadrian 1357288253Sadrian if (sc->write_idx == 0) 1358288253Sadrian return 0; /* Nothing to flush. */ 1359288253Sadrian 1360288253Sadrian OTUS_DPRINTF(sc, OTUS_DEBUG_REGIO, "%s: called; %d updates\n", 1361288253Sadrian __func__, 1362288253Sadrian sc->write_idx); 1363288253Sadrian 1364288253Sadrian error = otus_cmd(sc, AR_CMD_WREG, sc->write_buf, 1365288290Sadrian sizeof (sc->write_buf[0]) * sc->write_idx, NULL, 0); 1366288253Sadrian sc->write_idx = 0; 1367288253Sadrian return error; 1368288253Sadrian} 1369288253Sadrian 1370289557Sadrianstatic struct ieee80211_node * 1371289557Sadrianotus_node_alloc(struct ieee80211vap *vap, const uint8_t mac[IEEE80211_ADDR_LEN]) 1372288253Sadrian{ 1373289557Sadrian 1374289557Sadrian return malloc(sizeof (struct otus_node), M_80211_NODE, 1375289557Sadrian M_NOWAIT | M_ZERO); 1376288253Sadrian} 1377288253Sadrian 1378288253Sadrian#if 0 1379288253Sadrianint 1380288253Sadrianotus_media_change(struct ifnet *ifp) 1381288253Sadrian{ 1382288253Sadrian struct otus_softc *sc = ifp->if_softc; 1383288253Sadrian struct ieee80211com *ic = &sc->sc_ic; 1384288253Sadrian uint8_t rate, ridx; 1385288253Sadrian int error; 1386288253Sadrian 1387288253Sadrian error = ieee80211_media_change(ifp); 1388288253Sadrian if (error != ENETRESET) 1389288253Sadrian return error; 1390288253Sadrian 1391288253Sadrian if (ic->ic_fixed_rate != -1) { 1392288253Sadrian rate = ic->ic_sup_rates[ic->ic_curmode]. 1393288253Sadrian rs_rates[ic->ic_fixed_rate] & IEEE80211_RATE_VAL; 1394288253Sadrian for (ridx = 0; ridx <= OTUS_RIDX_MAX; ridx++) 1395288253Sadrian if (otus_rates[ridx].rate == rate) 1396288253Sadrian break; 1397288253Sadrian sc->fixed_ridx = ridx; 1398288253Sadrian } 1399288253Sadrian 1400288253Sadrian if ((ifp->if_flags & (IFF_UP | IFF_RUNNING)) == (IFF_UP | IFF_RUNNING)) 1401288253Sadrian error = otus_init(sc); 1402288253Sadrian 1403288253Sadrian return error; 1404288253Sadrian} 1405288253Sadrian#endif 1406288253Sadrian 1407288253Sadrianint 1408288253Sadrianotus_read_eeprom(struct otus_softc *sc) 1409288253Sadrian{ 1410288253Sadrian uint32_t regs[8], reg; 1411288253Sadrian uint8_t *eep; 1412288253Sadrian int i, j, error; 1413288253Sadrian 1414288253Sadrian OTUS_LOCK_ASSERT(sc); 1415288253Sadrian 1416288253Sadrian /* Read EEPROM by blocks of 32 bytes. */ 1417288253Sadrian eep = (uint8_t *)&sc->eeprom; 1418288253Sadrian reg = AR_EEPROM_OFFSET; 1419288253Sadrian for (i = 0; i < sizeof (sc->eeprom) / 32; i++) { 1420288253Sadrian for (j = 0; j < 8; j++, reg += 4) 1421288253Sadrian regs[j] = htole32(reg); 1422288290Sadrian error = otus_cmd(sc, AR_CMD_RREG, regs, sizeof regs, eep, 32); 1423288253Sadrian if (error != 0) 1424288253Sadrian break; 1425288253Sadrian eep += 32; 1426288253Sadrian } 1427288253Sadrian return error; 1428288253Sadrian} 1429288253Sadrian 1430288253Sadrianvoid 1431288253Sadrianotus_newassoc(struct ieee80211_node *ni, int isnew) 1432288253Sadrian{ 1433288253Sadrian struct ieee80211com *ic = ni->ni_ic; 1434288253Sadrian struct otus_softc *sc = ic->ic_softc; 1435288253Sadrian struct otus_node *on = OTUS_NODE(ni); 1436288253Sadrian 1437288253Sadrian OTUS_DPRINTF(sc, OTUS_DEBUG_STATE, "new assoc isnew=%d addr=%s\n", 1438288253Sadrian isnew, ether_sprintf(ni->ni_macaddr)); 1439288253Sadrian 1440288253Sadrian on->tx_done = 0; 1441288253Sadrian on->tx_err = 0; 1442288253Sadrian on->tx_retries = 0; 1443288253Sadrian} 1444288253Sadrian 1445288253Sadrianstatic void 1446288253Sadrianotus_cmd_handle_response(struct otus_softc *sc, struct ar_cmd_hdr *hdr) 1447288253Sadrian{ 1448288253Sadrian struct otus_tx_cmd *cmd; 1449288253Sadrian 1450288253Sadrian OTUS_LOCK_ASSERT(sc); 1451288253Sadrian 1452288253Sadrian OTUS_DPRINTF(sc, OTUS_DEBUG_CMDDONE, 1453288253Sadrian "%s: received reply code=0x%02x len=%d token=%d\n", 1454288253Sadrian __func__, 1455288253Sadrian hdr->code, hdr->len, hdr->token); 1456288253Sadrian 1457288253Sadrian /* 1458288253Sadrian * Walk the list, freeing items that aren't ours, 1459288253Sadrian * stopping when we hit our token. 1460288253Sadrian */ 1461288253Sadrian while ((cmd = STAILQ_FIRST(&sc->sc_cmd_waiting)) != NULL) { 1462288253Sadrian STAILQ_REMOVE_HEAD(&sc->sc_cmd_waiting, next_cmd); 1463288253Sadrian OTUS_DPRINTF(sc, OTUS_DEBUG_CMDDONE, 1464288253Sadrian "%s: cmd=%p; hdr.token=%d, cmd.token=%d\n", 1465288253Sadrian __func__, 1466288253Sadrian cmd, 1467288253Sadrian (int) hdr->token, 1468288253Sadrian (int) cmd->token); 1469288253Sadrian if (hdr->token == cmd->token) { 1470288253Sadrian /* Copy answer into caller's supplied buffer. */ 1471288290Sadrian if (cmd->odata != NULL) { 1472288290Sadrian if (hdr->len != cmd->odatalen) { 1473288290Sadrian device_printf(sc->sc_dev, 1474288290Sadrian "%s: code 0x%02x, len=%d, olen=%d\n", 1475288290Sadrian __func__, 1476288290Sadrian (int) hdr->code, 1477288290Sadrian (int) hdr->len, 1478288290Sadrian (int) cmd->odatalen); 1479288290Sadrian } 1480288290Sadrian memcpy(cmd->odata, &hdr[1], 1481288290Sadrian MIN(cmd->odatalen, hdr->len)); 1482288290Sadrian } 1483288253Sadrian wakeup(cmd); 1484288253Sadrian } 1485288253Sadrian 1486288253Sadrian STAILQ_INSERT_TAIL(&sc->sc_cmd_inactive, cmd, next_cmd); 1487288253Sadrian } 1488288253Sadrian} 1489288253Sadrian 1490288253Sadrianvoid 1491288253Sadrianotus_cmd_rxeof(struct otus_softc *sc, uint8_t *buf, int len) 1492288253Sadrian{ 1493288253Sadrian struct ieee80211com *ic = &sc->sc_ic; 1494288253Sadrian struct ar_cmd_hdr *hdr; 1495288253Sadrian 1496288253Sadrian OTUS_LOCK_ASSERT(sc); 1497288253Sadrian 1498288253Sadrian if (__predict_false(len < sizeof (*hdr))) { 1499288253Sadrian OTUS_DPRINTF(sc, OTUS_DEBUG_CMDDONE, 1500288253Sadrian "cmd too small %d\n", len); 1501288253Sadrian return; 1502288253Sadrian } 1503288253Sadrian hdr = (struct ar_cmd_hdr *)buf; 1504288253Sadrian if (__predict_false(sizeof (*hdr) + hdr->len > len || 1505288253Sadrian sizeof (*hdr) + hdr->len > 64)) { 1506288253Sadrian OTUS_DPRINTF(sc, OTUS_DEBUG_CMDDONE, 1507288253Sadrian "cmd too large %d\n", hdr->len); 1508288253Sadrian return; 1509288253Sadrian } 1510288253Sadrian 1511288253Sadrian OTUS_DPRINTF(sc, OTUS_DEBUG_RXDONE, 1512288253Sadrian "%s: code=%.02x\n", 1513288253Sadrian __func__, 1514288253Sadrian hdr->code); 1515288253Sadrian 1516288253Sadrian /* 1517288290Sadrian * This has to reach into the cmd queue "waiting for 1518288253Sadrian * an RX response" list, grab the head entry and check 1519288290Sadrian * if we need to wake anyone up. 1520288253Sadrian */ 1521288253Sadrian if ((hdr->code & 0xc0) != 0xc0) { 1522288253Sadrian otus_cmd_handle_response(sc, hdr); 1523288253Sadrian return; 1524288253Sadrian } 1525288253Sadrian 1526288253Sadrian /* Received unsolicited notification. */ 1527288253Sadrian switch (hdr->code & 0x3f) { 1528288253Sadrian case AR_EVT_BEACON: 1529288253Sadrian break; 1530288253Sadrian case AR_EVT_TX_COMP: 1531288253Sadrian { 1532288253Sadrian struct ar_evt_tx_comp *tx = (struct ar_evt_tx_comp *)&hdr[1]; 1533288253Sadrian struct ieee80211_node *ni; 1534288253Sadrian 1535288253Sadrian ni = ieee80211_find_node(&ic->ic_sta, tx->macaddr); 1536288253Sadrian if (ni == NULL) { 1537288253Sadrian device_printf(sc->sc_dev, 1538288253Sadrian "%s: txcomp on unknown node (%s)\n", 1539288253Sadrian __func__, 1540288253Sadrian ether_sprintf(tx->macaddr)); 1541288253Sadrian break; 1542288253Sadrian } 1543288253Sadrian 1544288253Sadrian OTUS_DPRINTF(sc, OTUS_DEBUG_TXCOMP, 1545288253Sadrian "tx completed %s status=%d phy=0x%x\n", 1546288253Sadrian ether_sprintf(tx->macaddr), le16toh(tx->status), 1547288253Sadrian le32toh(tx->phy)); 1548288253Sadrian 1549288253Sadrian switch (le16toh(tx->status)) { 1550288253Sadrian case AR_TX_STATUS_COMP: 1551288253Sadrian#if 0 1552288253Sadrian ackfailcnt = 0; 1553288253Sadrian ieee80211_ratectl_tx_complete(ni->ni_vap, ni, 1554288253Sadrian IEEE80211_RATECTL_TX_SUCCESS, &ackfailcnt, NULL); 1555288253Sadrian#endif 1556288253Sadrian /* 1557288253Sadrian * We don't get the above; only error notifications. 1558288253Sadrian * Sigh. So, don't worry about this. 1559288253Sadrian */ 1560288253Sadrian break; 1561288253Sadrian case AR_TX_STATUS_RETRY_COMP: 1562288253Sadrian OTUS_NODE(ni)->tx_retries++; 1563288253Sadrian break; 1564288253Sadrian case AR_TX_STATUS_FAILED: 1565288253Sadrian OTUS_NODE(ni)->tx_err++; 1566288253Sadrian break; 1567288253Sadrian } 1568288253Sadrian ieee80211_free_node(ni); 1569288253Sadrian break; 1570288253Sadrian } 1571288253Sadrian case AR_EVT_TBTT: 1572288253Sadrian break; 1573288253Sadrian case AR_EVT_DO_BB_RESET: 1574288253Sadrian /* 1575288253Sadrian * This is "tell driver to reset baseband" from ar9170-fw. 1576288253Sadrian * 1577288253Sadrian * I'm not sure what we should do here, so I'm going to 1578288253Sadrian * fall through; it gets generated when RTSRetryCnt internally 1579288253Sadrian * reaches '5' - I guess the firmware authors thought that 1580288253Sadrian * meant that the BB may have gone deaf or something. 1581288253Sadrian */ 1582288253Sadrian default: 1583288253Sadrian device_printf(sc->sc_dev, 1584288253Sadrian "%s: received notification code=0x%02x len=%d\n", 1585288253Sadrian __func__, 1586288253Sadrian hdr->code, hdr->len); 1587288253Sadrian } 1588288253Sadrian} 1589288253Sadrian 1590288253Sadrianvoid 1591288253Sadrianotus_sub_rxeof(struct otus_softc *sc, uint8_t *buf, int len, struct mbufq *rxq) 1592288253Sadrian{ 1593288253Sadrian struct ieee80211com *ic = &sc->sc_ic; 1594288253Sadrian struct ieee80211_rx_stats rxs; 1595288253Sadrian#if 0 1596288253Sadrian struct ieee80211_node *ni; 1597288253Sadrian#endif 1598288253Sadrian struct ar_rx_tail *tail; 1599288253Sadrian struct ieee80211_frame *wh; 1600288253Sadrian struct mbuf *m; 1601288253Sadrian uint8_t *plcp; 1602288253Sadrian// int s; 1603288253Sadrian int mlen; 1604288253Sadrian 1605288253Sadrian if (__predict_false(len < AR_PLCP_HDR_LEN)) { 1606288253Sadrian OTUS_DPRINTF(sc, OTUS_DEBUG_RXDONE, 1607288253Sadrian "sub-xfer too short %d\n", len); 1608288253Sadrian return; 1609288253Sadrian } 1610288253Sadrian plcp = buf; 1611288253Sadrian 1612288253Sadrian /* All bits in the PLCP header are set to 1 for non-MPDU. */ 1613288253Sadrian if (memcmp(plcp, AR_PLCP_HDR_INTR, AR_PLCP_HDR_LEN) == 0) { 1614288253Sadrian otus_cmd_rxeof(sc, plcp + AR_PLCP_HDR_LEN, 1615288253Sadrian len - AR_PLCP_HDR_LEN); 1616288253Sadrian return; 1617288253Sadrian } 1618288253Sadrian 1619288253Sadrian /* Received MPDU. */ 1620288253Sadrian if (__predict_false(len < AR_PLCP_HDR_LEN + sizeof (*tail))) { 1621288253Sadrian OTUS_DPRINTF(sc, OTUS_DEBUG_RXDONE, "MPDU too short %d\n", len); 1622288253Sadrian counter_u64_add(ic->ic_ierrors, 1); 1623288253Sadrian return; 1624288253Sadrian } 1625288253Sadrian tail = (struct ar_rx_tail *)(plcp + len - sizeof (*tail)); 1626288253Sadrian 1627290029Sadrian /* Discard error frames; don't discard BAD_RA (eg monitor mode); let net80211 do that */ 1628290029Sadrian if (__predict_false((tail->error & ~AR_RX_ERROR_BAD_RA) != 0)) { 1629288253Sadrian OTUS_DPRINTF(sc, OTUS_DEBUG_RXDONE, "error frame 0x%02x\n", tail->error); 1630288253Sadrian if (tail->error & AR_RX_ERROR_FCS) { 1631288253Sadrian OTUS_DPRINTF(sc, OTUS_DEBUG_RXDONE, "bad FCS\n"); 1632288253Sadrian } else if (tail->error & AR_RX_ERROR_MMIC) { 1633288253Sadrian /* Report Michael MIC failures to net80211. */ 1634288253Sadrian#if 0 1635288253Sadrian ieee80211_notify_michael_failure(ni->ni_vap, wh, keyidx); 1636288253Sadrian#endif 1637288253Sadrian device_printf(sc->sc_dev, "%s: MIC failure\n", __func__); 1638288253Sadrian } 1639288253Sadrian counter_u64_add(ic->ic_ierrors, 1); 1640288253Sadrian return; 1641288253Sadrian } 1642288253Sadrian /* Compute MPDU's length. */ 1643288253Sadrian mlen = len - AR_PLCP_HDR_LEN - sizeof (*tail); 1644288253Sadrian /* Make sure there's room for an 802.11 header + FCS. */ 1645288253Sadrian if (__predict_false(mlen < IEEE80211_MIN_LEN)) { 1646288253Sadrian counter_u64_add(ic->ic_ierrors, 1); 1647288253Sadrian return; 1648288253Sadrian } 1649288253Sadrian mlen -= IEEE80211_CRC_LEN; /* strip 802.11 FCS */ 1650288253Sadrian 1651288253Sadrian wh = (struct ieee80211_frame *)(plcp + AR_PLCP_HDR_LEN); 1652288253Sadrian 1653290029Sadrian /* 1654290029Sadrian * TODO: I see > 2KiB buffers in this path; is it A-MSDU or something? 1655290029Sadrian */ 1656288253Sadrian m = m_get2(mlen, M_NOWAIT, MT_DATA, M_PKTHDR); 1657288253Sadrian if (m == NULL) { 1658290029Sadrian device_printf(sc->sc_dev, "%s: failed m_get2() (mlen=%d)\n", __func__, mlen); 1659288253Sadrian counter_u64_add(ic->ic_ierrors, 1); 1660290029Sadrian return; 1661288253Sadrian } 1662288253Sadrian 1663288253Sadrian /* Finalize mbuf. */ 1664288253Sadrian memcpy(mtod(m, uint8_t *), wh, mlen); 1665288253Sadrian m->m_pkthdr.len = m->m_len = mlen; 1666288253Sadrian 1667288253Sadrian#if 0 1668288253Sadrian if (__predict_false(sc->sc_drvbpf != NULL)) { 1669288253Sadrian struct otus_rx_radiotap_header *tap = &sc->sc_rxtap; 1670288253Sadrian struct mbuf mb; 1671288253Sadrian 1672288253Sadrian tap->wr_flags = 0; 1673288253Sadrian tap->wr_antsignal = tail->rssi; 1674288253Sadrian tap->wr_rate = 2; /* In case it can't be found below. */ 1675288253Sadrian switch (tail->status & AR_RX_STATUS_MT_MASK) { 1676288253Sadrian case AR_RX_STATUS_MT_CCK: 1677288253Sadrian switch (plcp[0]) { 1678288253Sadrian case 10: tap->wr_rate = 2; break; 1679288253Sadrian case 20: tap->wr_rate = 4; break; 1680288253Sadrian case 55: tap->wr_rate = 11; break; 1681288253Sadrian case 110: tap->wr_rate = 22; break; 1682288253Sadrian } 1683288253Sadrian if (tail->status & AR_RX_STATUS_SHPREAMBLE) 1684288253Sadrian tap->wr_flags |= IEEE80211_RADIOTAP_F_SHORTPRE; 1685288253Sadrian break; 1686288253Sadrian case AR_RX_STATUS_MT_OFDM: 1687288253Sadrian switch (plcp[0] & 0xf) { 1688288253Sadrian case 0xb: tap->wr_rate = 12; break; 1689288253Sadrian case 0xf: tap->wr_rate = 18; break; 1690288253Sadrian case 0xa: tap->wr_rate = 24; break; 1691288253Sadrian case 0xe: tap->wr_rate = 36; break; 1692288253Sadrian case 0x9: tap->wr_rate = 48; break; 1693288253Sadrian case 0xd: tap->wr_rate = 72; break; 1694288253Sadrian case 0x8: tap->wr_rate = 96; break; 1695288253Sadrian case 0xc: tap->wr_rate = 108; break; 1696288253Sadrian } 1697288253Sadrian break; 1698288253Sadrian } 1699288253Sadrian mb.m_data = (caddr_t)tap; 1700288253Sadrian mb.m_next = m; 1701288253Sadrian mb.m_nextpkt = NULL; 1702288253Sadrian mb.m_type = 0; 1703288253Sadrian mb.m_flags = 0; 1704288253Sadrian bpf_mtap(sc->sc_drvbpf, &mb, BPF_DIRECTION_IN); 1705288253Sadrian } 1706288253Sadrian#endif 1707288253Sadrian 1708288253Sadrian /* Add RSSI/NF to this mbuf */ 1709288253Sadrian bzero(&rxs, sizeof(rxs)); 1710288253Sadrian rxs.r_flags = IEEE80211_R_NF | IEEE80211_R_RSSI; 1711330576Seadler rxs.nf = sc->sc_nf[0]; /* XXX chain 0 != combined rssi/nf */ 1712330576Seadler rxs.rssi = tail->rssi; 1713288253Sadrian /* XXX TODO: add MIMO RSSI/NF as well */ 1714330576Seadler ieee80211_add_rx_params(m, &rxs); 1715288253Sadrian 1716288253Sadrian /* XXX make a method */ 1717288253Sadrian STAILQ_INSERT_TAIL(&rxq->mq_head, m, m_stailqpkt); 1718288253Sadrian 1719288253Sadrian#if 0 1720288253Sadrian OTUS_UNLOCK(sc); 1721288253Sadrian ni = ieee80211_find_rxnode(ic, wh); 1722288253Sadrian rxi.rxi_flags = 0; 1723288253Sadrian rxi.rxi_rssi = tail->rssi; 1724288253Sadrian rxi.rxi_tstamp = 0; /* unused */ 1725288253Sadrian ieee80211_input(ifp, m, ni, &rxi); 1726288253Sadrian 1727288253Sadrian /* Node is no longer needed. */ 1728288253Sadrian ieee80211_release_node(ic, ni); 1729288253Sadrian OTUS_LOCK(sc); 1730288253Sadrian#endif 1731288253Sadrian} 1732288253Sadrian 1733288253Sadrianstatic void 1734288253Sadrianotus_rxeof(struct usb_xfer *xfer, struct otus_data *data, struct mbufq *rxq) 1735288253Sadrian{ 1736288253Sadrian struct otus_softc *sc = usbd_xfer_softc(xfer); 1737288253Sadrian caddr_t buf = data->buf; 1738288253Sadrian struct ar_rx_head *head; 1739288253Sadrian uint16_t hlen; 1740288253Sadrian int len; 1741288253Sadrian 1742288253Sadrian usbd_xfer_status(xfer, &len, NULL, NULL, NULL); 1743288253Sadrian 1744288253Sadrian while (len >= sizeof (*head)) { 1745288253Sadrian head = (struct ar_rx_head *)buf; 1746288253Sadrian if (__predict_false(head->tag != htole16(AR_RX_HEAD_TAG))) { 1747288253Sadrian OTUS_DPRINTF(sc, OTUS_DEBUG_RXDONE, 1748288253Sadrian "tag not valid 0x%x\n", le16toh(head->tag)); 1749288253Sadrian break; 1750288253Sadrian } 1751288253Sadrian hlen = le16toh(head->len); 1752288253Sadrian if (__predict_false(sizeof (*head) + hlen > len)) { 1753288253Sadrian OTUS_DPRINTF(sc, OTUS_DEBUG_RXDONE, 1754288253Sadrian "xfer too short %d/%d\n", len, hlen); 1755288253Sadrian break; 1756288253Sadrian } 1757288253Sadrian /* Process sub-xfer. */ 1758288253Sadrian otus_sub_rxeof(sc, (uint8_t *)&head[1], hlen, rxq); 1759288253Sadrian 1760288253Sadrian /* Next sub-xfer is aligned on a 32-bit boundary. */ 1761288253Sadrian hlen = (sizeof (*head) + hlen + 3) & ~3; 1762288253Sadrian buf += hlen; 1763288253Sadrian len -= hlen; 1764288253Sadrian } 1765288253Sadrian} 1766288253Sadrian 1767288253Sadrianstatic void 1768288253Sadrianotus_bulk_rx_callback(struct usb_xfer *xfer, usb_error_t error) 1769288253Sadrian{ 1770288253Sadrian struct otus_softc *sc = usbd_xfer_softc(xfer); 1771288253Sadrian struct ieee80211com *ic = &sc->sc_ic; 1772288253Sadrian struct ieee80211_frame *wh; 1773288253Sadrian struct ieee80211_node *ni; 1774288253Sadrian struct mbuf *m; 1775288253Sadrian struct mbufq scrx; 1776288253Sadrian struct otus_data *data; 1777288253Sadrian 1778288253Sadrian OTUS_LOCK_ASSERT(sc); 1779288253Sadrian 1780288253Sadrian mbufq_init(&scrx, 1024); 1781288253Sadrian 1782288253Sadrian#if 0 1783288253Sadrian device_printf(sc->sc_dev, "%s: called; state=%d; error=%d\n", 1784288253Sadrian __func__, 1785288253Sadrian USB_GET_STATE(xfer), 1786288253Sadrian error); 1787288253Sadrian#endif 1788288253Sadrian 1789288253Sadrian switch (USB_GET_STATE(xfer)) { 1790288253Sadrian case USB_ST_TRANSFERRED: 1791288253Sadrian data = STAILQ_FIRST(&sc->sc_rx_active); 1792288253Sadrian if (data == NULL) 1793288253Sadrian goto tr_setup; 1794288253Sadrian STAILQ_REMOVE_HEAD(&sc->sc_rx_active, next); 1795288253Sadrian otus_rxeof(xfer, data, &scrx); 1796288253Sadrian STAILQ_INSERT_TAIL(&sc->sc_rx_inactive, data, next); 1797288253Sadrian /* FALLTHROUGH */ 1798288253Sadrian case USB_ST_SETUP: 1799288253Sadriantr_setup: 1800288253Sadrian /* 1801288253Sadrian * XXX TODO: what if sc_rx isn't empty, but data 1802288253Sadrian * is empty? Then we leak mbufs. 1803288253Sadrian */ 1804288253Sadrian data = STAILQ_FIRST(&sc->sc_rx_inactive); 1805288253Sadrian if (data == NULL) { 1806288253Sadrian //KASSERT(m == NULL, ("mbuf isn't NULL")); 1807288253Sadrian return; 1808288253Sadrian } 1809288253Sadrian STAILQ_REMOVE_HEAD(&sc->sc_rx_inactive, next); 1810288253Sadrian STAILQ_INSERT_TAIL(&sc->sc_rx_active, data, next); 1811288253Sadrian usbd_xfer_set_frame_data(xfer, 0, data->buf, 1812288253Sadrian usbd_xfer_max_len(xfer)); 1813288253Sadrian usbd_transfer_submit(xfer); 1814288253Sadrian /* 1815288253Sadrian * To avoid LOR we should unlock our private mutex here to call 1816288253Sadrian * ieee80211_input() because here is at the end of a USB 1817288253Sadrian * callback and safe to unlock. 1818288253Sadrian */ 1819288253Sadrian OTUS_UNLOCK(sc); 1820288253Sadrian while ((m = mbufq_dequeue(&scrx)) != NULL) { 1821288253Sadrian wh = mtod(m, struct ieee80211_frame *); 1822288253Sadrian ni = ieee80211_find_rxnode(ic, 1823288253Sadrian (struct ieee80211_frame_min *)wh); 1824288253Sadrian if (ni != NULL) { 1825288253Sadrian if (ni->ni_flags & IEEE80211_NODE_HT) 1826288253Sadrian m->m_flags |= M_AMPDU; 1827330576Seadler (void)ieee80211_input_mimo(ni, m, NULL); 1828288253Sadrian ieee80211_free_node(ni); 1829288253Sadrian } else 1830330576Seadler (void)ieee80211_input_mimo_all(ic, m, NULL); 1831288253Sadrian } 1832288319Sadrian#ifdef IEEE80211_SUPPORT_SUPERG 1833288319Sadrian ieee80211_ff_age_all(ic, 100); 1834288319Sadrian#endif 1835288253Sadrian OTUS_LOCK(sc); 1836288253Sadrian break; 1837288253Sadrian default: 1838288253Sadrian /* needs it to the inactive queue due to a error. */ 1839288253Sadrian data = STAILQ_FIRST(&sc->sc_rx_active); 1840288253Sadrian if (data != NULL) { 1841288253Sadrian STAILQ_REMOVE_HEAD(&sc->sc_rx_active, next); 1842288253Sadrian STAILQ_INSERT_TAIL(&sc->sc_rx_inactive, data, next); 1843288253Sadrian } 1844288253Sadrian if (error != USB_ERR_CANCELLED) { 1845288253Sadrian usbd_xfer_set_stall(xfer); 1846288253Sadrian counter_u64_add(ic->ic_ierrors, 1); 1847288253Sadrian goto tr_setup; 1848288253Sadrian } 1849288253Sadrian break; 1850288253Sadrian } 1851288253Sadrian} 1852288253Sadrian 1853288253Sadrianstatic void 1854288253Sadrianotus_txeof(struct usb_xfer *xfer, struct otus_data *data) 1855288253Sadrian{ 1856288253Sadrian struct otus_softc *sc = usbd_xfer_softc(xfer); 1857288253Sadrian 1858288253Sadrian OTUS_DPRINTF(sc, OTUS_DEBUG_TXDONE, 1859288253Sadrian "%s: called; data=%p\n", __func__, data); 1860288253Sadrian 1861288253Sadrian OTUS_LOCK_ASSERT(sc); 1862288253Sadrian 1863288319Sadrian if (sc->sc_tx_n_active == 0) { 1864288319Sadrian device_printf(sc->sc_dev, 1865288319Sadrian "%s: completed but tx_active=0\n", 1866288319Sadrian __func__); 1867288319Sadrian } else { 1868288319Sadrian sc->sc_tx_n_active--; 1869288319Sadrian } 1870288319Sadrian 1871288253Sadrian if (data->m) { 1872288253Sadrian /* XXX status? */ 1873288253Sadrian /* XXX we get TX status via the RX path.. */ 1874288253Sadrian ieee80211_tx_complete(data->ni, data->m, 0); 1875288253Sadrian data->m = NULL; 1876288253Sadrian data->ni = NULL; 1877288253Sadrian } 1878288253Sadrian} 1879288253Sadrian 1880288253Sadrianstatic void 1881288253Sadrianotus_txcmdeof(struct usb_xfer *xfer, struct otus_tx_cmd *cmd) 1882288253Sadrian{ 1883288253Sadrian struct otus_softc *sc = usbd_xfer_softc(xfer); 1884288253Sadrian 1885288253Sadrian OTUS_LOCK_ASSERT(sc); 1886288253Sadrian 1887288253Sadrian OTUS_DPRINTF(sc, OTUS_DEBUG_CMDDONE, 1888288253Sadrian "%s: called; data=%p; odata=%p\n", 1889288253Sadrian __func__, cmd, cmd->odata); 1890288253Sadrian 1891288253Sadrian /* 1892288253Sadrian * Non-response commands still need wakeup so the caller 1893288253Sadrian * knows it was submitted and completed OK; response commands should 1894288253Sadrian * wait until they're ACKed by the firmware with a response. 1895288253Sadrian */ 1896288253Sadrian if (cmd->odata) { 1897288253Sadrian STAILQ_INSERT_TAIL(&sc->sc_cmd_waiting, cmd, next_cmd); 1898288253Sadrian } else { 1899288253Sadrian wakeup(cmd); 1900288253Sadrian otus_free_txcmd(sc, cmd); 1901288253Sadrian } 1902288253Sadrian} 1903288253Sadrian 1904288253Sadrianstatic void 1905288253Sadrianotus_bulk_tx_callback(struct usb_xfer *xfer, usb_error_t error) 1906288253Sadrian{ 1907288253Sadrian uint8_t which = OTUS_BULK_TX; 1908288253Sadrian struct otus_softc *sc = usbd_xfer_softc(xfer); 1909288253Sadrian struct ieee80211com *ic = &sc->sc_ic; 1910288253Sadrian struct otus_data *data; 1911288253Sadrian 1912288253Sadrian OTUS_LOCK_ASSERT(sc); 1913288253Sadrian 1914288253Sadrian switch (USB_GET_STATE(xfer)) { 1915288253Sadrian case USB_ST_TRANSFERRED: 1916288253Sadrian data = STAILQ_FIRST(&sc->sc_tx_active[which]); 1917288253Sadrian if (data == NULL) 1918288253Sadrian goto tr_setup; 1919288253Sadrian OTUS_DPRINTF(sc, OTUS_DEBUG_TXDONE, 1920288253Sadrian "%s: transfer done %p\n", __func__, data); 1921288253Sadrian STAILQ_REMOVE_HEAD(&sc->sc_tx_active[which], next); 1922288253Sadrian otus_txeof(xfer, data); 1923288253Sadrian otus_freebuf(sc, data); 1924288253Sadrian /* FALLTHROUGH */ 1925288253Sadrian case USB_ST_SETUP: 1926288253Sadriantr_setup: 1927288253Sadrian data = STAILQ_FIRST(&sc->sc_tx_pending[which]); 1928288253Sadrian if (data == NULL) { 1929288253Sadrian OTUS_DPRINTF(sc, OTUS_DEBUG_XMIT, 1930288253Sadrian "%s: empty pending queue sc %p\n", __func__, sc); 1931288319Sadrian sc->sc_tx_n_active = 0; 1932288253Sadrian goto finish; 1933288253Sadrian } 1934288253Sadrian STAILQ_REMOVE_HEAD(&sc->sc_tx_pending[which], next); 1935288253Sadrian STAILQ_INSERT_TAIL(&sc->sc_tx_active[which], data, next); 1936288253Sadrian usbd_xfer_set_frame_data(xfer, 0, data->buf, data->buflen); 1937288253Sadrian OTUS_DPRINTF(sc, OTUS_DEBUG_XMIT, 1938288253Sadrian "%s: submitting transfer %p\n", __func__, data); 1939288253Sadrian usbd_transfer_submit(xfer); 1940288319Sadrian sc->sc_tx_n_active++; 1941288253Sadrian break; 1942288253Sadrian default: 1943288253Sadrian data = STAILQ_FIRST(&sc->sc_tx_active[which]); 1944288253Sadrian if (data != NULL) { 1945288253Sadrian STAILQ_REMOVE_HEAD(&sc->sc_tx_active[which], next); 1946288253Sadrian otus_txeof(xfer, data); 1947288253Sadrian otus_freebuf(sc, data); 1948288253Sadrian } 1949288253Sadrian counter_u64_add(ic->ic_oerrors, 1); 1950288253Sadrian 1951288253Sadrian if (error != USB_ERR_CANCELLED) { 1952288253Sadrian usbd_xfer_set_stall(xfer); 1953288253Sadrian goto tr_setup; 1954288253Sadrian } 1955288253Sadrian break; 1956288253Sadrian } 1957288253Sadrian 1958288253Sadrianfinish: 1959288319Sadrian#ifdef IEEE80211_SUPPORT_SUPERG 1960288319Sadrian /* 1961288319Sadrian * If the TX active queue drops below a certain 1962288319Sadrian * threshold, ensure we age fast-frames out so they're 1963288319Sadrian * transmitted. 1964288319Sadrian */ 1965288319Sadrian if (sc->sc_tx_n_active < 2) { 1966288319Sadrian /* XXX ew - net80211 should defer this for us! */ 1967288319Sadrian OTUS_UNLOCK(sc); 1968288319Sadrian ieee80211_ff_flush(ic, WME_AC_VO); 1969288319Sadrian ieee80211_ff_flush(ic, WME_AC_VI); 1970288319Sadrian ieee80211_ff_flush(ic, WME_AC_BE); 1971288319Sadrian ieee80211_ff_flush(ic, WME_AC_BK); 1972288319Sadrian OTUS_LOCK(sc); 1973288319Sadrian } 1974288319Sadrian#endif 1975288253Sadrian /* Kick TX */ 1976288253Sadrian otus_tx_start(sc); 1977288253Sadrian} 1978288253Sadrian 1979288253Sadrianstatic void 1980288253Sadrianotus_bulk_cmd_callback(struct usb_xfer *xfer, usb_error_t error) 1981288253Sadrian{ 1982288253Sadrian struct otus_softc *sc = usbd_xfer_softc(xfer); 1983288253Sadrian#if 0 1984288253Sadrian struct ieee80211com *ic = &sc->sc_ic; 1985288253Sadrian#endif 1986288253Sadrian struct otus_tx_cmd *cmd; 1987288253Sadrian 1988288253Sadrian OTUS_LOCK_ASSERT(sc); 1989288253Sadrian 1990288253Sadrian switch (USB_GET_STATE(xfer)) { 1991288253Sadrian case USB_ST_TRANSFERRED: 1992288253Sadrian cmd = STAILQ_FIRST(&sc->sc_cmd_active); 1993288253Sadrian if (cmd == NULL) 1994288253Sadrian goto tr_setup; 1995288253Sadrian OTUS_DPRINTF(sc, OTUS_DEBUG_CMDDONE, 1996288253Sadrian "%s: transfer done %p\n", __func__, cmd); 1997288253Sadrian STAILQ_REMOVE_HEAD(&sc->sc_cmd_active, next_cmd); 1998288253Sadrian otus_txcmdeof(xfer, cmd); 1999288253Sadrian /* FALLTHROUGH */ 2000288253Sadrian case USB_ST_SETUP: 2001288253Sadriantr_setup: 2002288253Sadrian cmd = STAILQ_FIRST(&sc->sc_cmd_pending); 2003288253Sadrian if (cmd == NULL) { 2004288253Sadrian OTUS_DPRINTF(sc, OTUS_DEBUG_CMD, 2005288253Sadrian "%s: empty pending queue sc %p\n", __func__, sc); 2006288253Sadrian return; 2007288253Sadrian } 2008288253Sadrian STAILQ_REMOVE_HEAD(&sc->sc_cmd_pending, next_cmd); 2009288253Sadrian STAILQ_INSERT_TAIL(&sc->sc_cmd_active, cmd, next_cmd); 2010288253Sadrian usbd_xfer_set_frame_data(xfer, 0, cmd->buf, cmd->buflen); 2011288253Sadrian OTUS_DPRINTF(sc, OTUS_DEBUG_CMD, 2012288253Sadrian "%s: submitting transfer %p; buf=%p, buflen=%d\n", __func__, cmd, cmd->buf, cmd->buflen); 2013288253Sadrian usbd_transfer_submit(xfer); 2014288253Sadrian break; 2015288253Sadrian default: 2016288253Sadrian cmd = STAILQ_FIRST(&sc->sc_cmd_active); 2017288253Sadrian if (cmd != NULL) { 2018288253Sadrian STAILQ_REMOVE_HEAD(&sc->sc_cmd_active, next_cmd); 2019288253Sadrian otus_txcmdeof(xfer, cmd); 2020288253Sadrian } 2021288253Sadrian 2022288253Sadrian if (error != USB_ERR_CANCELLED) { 2023288253Sadrian usbd_xfer_set_stall(xfer); 2024288253Sadrian goto tr_setup; 2025288253Sadrian } 2026288253Sadrian break; 2027288253Sadrian } 2028288253Sadrian} 2029288253Sadrian 2030288253Sadrian/* 2031288253Sadrian * This isn't used by carl9170; it however may be used by the 2032288253Sadrian * initial bootloader. 2033288253Sadrian */ 2034288253Sadrianstatic void 2035288253Sadrianotus_bulk_irq_callback(struct usb_xfer *xfer, usb_error_t error) 2036288253Sadrian{ 2037288253Sadrian struct otus_softc *sc = usbd_xfer_softc(xfer); 2038288253Sadrian int actlen; 2039288253Sadrian int sumlen; 2040288253Sadrian 2041288253Sadrian usbd_xfer_status(xfer, &actlen, &sumlen, NULL, NULL); 2042288253Sadrian OTUS_DPRINTF(sc, OTUS_DEBUG_IRQ, 2043288253Sadrian "%s: called; state=%d\n", __func__, USB_GET_STATE(xfer)); 2044288253Sadrian 2045288253Sadrian switch (USB_GET_STATE(xfer)) { 2046288253Sadrian case USB_ST_TRANSFERRED: 2047288253Sadrian /* 2048288253Sadrian * Read usb frame data, if any. 2049288253Sadrian * "actlen" has the total length for all frames 2050288253Sadrian * transferred. 2051288253Sadrian */ 2052288253Sadrian OTUS_DPRINTF(sc, OTUS_DEBUG_IRQ, 2053288253Sadrian "%s: comp; %d bytes\n", 2054288253Sadrian __func__, 2055288253Sadrian actlen); 2056288253Sadrian#if 0 2057288253Sadrian pc = usbd_xfer_get_frame(xfer, 0); 2058288253Sadrian otus_dump_usb_rx_page(sc, pc, actlen); 2059288253Sadrian#endif 2060288253Sadrian /* XXX fallthrough */ 2061288253Sadrian case USB_ST_SETUP: 2062288253Sadrian /* 2063288253Sadrian * Setup xfer frame lengths/count and data 2064288253Sadrian */ 2065288253Sadrian OTUS_DPRINTF(sc, OTUS_DEBUG_IRQ, "%s: setup\n", __func__); 2066288253Sadrian usbd_xfer_set_frame_len(xfer, 0, usbd_xfer_max_len(xfer)); 2067288253Sadrian usbd_transfer_submit(xfer); 2068288253Sadrian break; 2069288253Sadrian 2070288253Sadrian default: /* Error */ 2071288253Sadrian /* 2072288253Sadrian * Print error message and clear stall 2073288253Sadrian * for example. 2074288253Sadrian */ 2075288253Sadrian OTUS_DPRINTF(sc, OTUS_DEBUG_IRQ, "%s: ERROR?\n", __func__); 2076288253Sadrian break; 2077288253Sadrian } 2078288253Sadrian} 2079288253Sadrian 2080288253Sadrian/* 2081288253Sadrian * Map net80211 rate to hw rate for otus MAC/PHY. 2082288253Sadrian */ 2083288253Sadrianstatic uint8_t 2084288253Sadrianotus_rate_to_hw_rate(struct otus_softc *sc, uint8_t rate) 2085288253Sadrian{ 2086288253Sadrian int is_2ghz; 2087288253Sadrian 2088288253Sadrian is_2ghz = !! (IEEE80211_IS_CHAN_2GHZ(sc->sc_ic.ic_curchan)); 2089288253Sadrian 2090288253Sadrian switch (rate) { 2091288253Sadrian /* CCK */ 2092288253Sadrian case 2: 2093288253Sadrian return (0x0); 2094288253Sadrian case 4: 2095288253Sadrian return (0x1); 2096288253Sadrian case 11: 2097288253Sadrian return (0x2); 2098288253Sadrian case 22: 2099288253Sadrian return (0x3); 2100288253Sadrian /* OFDM */ 2101288253Sadrian case 12: 2102288253Sadrian return (0xb); 2103288253Sadrian case 18: 2104288253Sadrian return (0xf); 2105288253Sadrian case 24: 2106288253Sadrian return (0xa); 2107288253Sadrian case 36: 2108288253Sadrian return (0xe); 2109288253Sadrian case 48: 2110288253Sadrian return (0x9); 2111288253Sadrian case 72: 2112288253Sadrian return (0xd); 2113288253Sadrian case 96: 2114288253Sadrian return (0x8); 2115288253Sadrian case 108: 2116288253Sadrian return (0xc); 2117288253Sadrian default: 2118288253Sadrian device_printf(sc->sc_dev, "%s: unknown rate '%d'\n", 2119288253Sadrian __func__, (int) rate); 2120288253Sadrian case 0: 2121288253Sadrian if (is_2ghz) 2122288253Sadrian return (0x0); /* 1MB CCK */ 2123288253Sadrian else 2124288253Sadrian return (0xb); /* 6MB OFDM */ 2125288253Sadrian 2126288253Sadrian /* XXX TODO: HT */ 2127288253Sadrian } 2128288253Sadrian} 2129288253Sadrian 2130288253Sadrianstatic int 2131288253Sadrianotus_hw_rate_is_ofdm(struct otus_softc *sc, uint8_t hw_rate) 2132288253Sadrian{ 2133288253Sadrian 2134288253Sadrian switch (hw_rate) { 2135288253Sadrian case 0x0: 2136288253Sadrian case 0x1: 2137288253Sadrian case 0x2: 2138288253Sadrian case 0x3: 2139288253Sadrian return (0); 2140288253Sadrian default: 2141288253Sadrian return (1); 2142288253Sadrian } 2143288253Sadrian} 2144288253Sadrian 2145288253Sadrian 2146288253Sadrianstatic void 2147288253Sadrianotus_tx_update_ratectl(struct otus_softc *sc, struct ieee80211_node *ni) 2148288253Sadrian{ 2149288253Sadrian int tx, tx_success, tx_retry; 2150288253Sadrian 2151288253Sadrian tx = OTUS_NODE(ni)->tx_done; 2152288253Sadrian tx_success = OTUS_NODE(ni)->tx_done - OTUS_NODE(ni)->tx_err; 2153288253Sadrian tx_retry = OTUS_NODE(ni)->tx_retries; 2154288253Sadrian 2155288253Sadrian ieee80211_ratectl_tx_update(ni->ni_vap, ni, &tx, &tx_success, 2156288253Sadrian &tx_retry); 2157288253Sadrian} 2158288253Sadrian 2159288253Sadrian/* 2160288253Sadrian * XXX TODO: support tx bpf parameters for configuration! 2161289779Sadrian * 2162289779Sadrian * Relevant pieces: 2163289779Sadrian * 2164289779Sadrian * ac = params->ibp_pri & 3; 2165289779Sadrian * rate = params->ibp_rate0; 2166289779Sadrian * params->ibp_flags & IEEE80211_BPF_NOACK 2167289779Sadrian * params->ibp_flags & IEEE80211_BPF_RTS 2168289779Sadrian * params->ibp_flags & IEEE80211_BPF_CTS 2169289779Sadrian * tx->rts_ntries = params->ibp_try1; 2170289779Sadrian * tx->data_ntries = params->ibp_try0; 2171288253Sadrian */ 2172288253Sadrianstatic int 2173288253Sadrianotus_tx(struct otus_softc *sc, struct ieee80211_node *ni, struct mbuf *m, 2174289779Sadrian struct otus_data *data, const struct ieee80211_bpf_params *params) 2175288253Sadrian{ 2176288253Sadrian struct ieee80211com *ic = &sc->sc_ic; 2177288253Sadrian struct ieee80211vap *vap = ni->ni_vap; 2178288253Sadrian struct ieee80211_frame *wh; 2179288253Sadrian struct ieee80211_key *k; 2180288253Sadrian struct ar_tx_head *head; 2181288253Sadrian uint32_t phyctl; 2182288253Sadrian uint16_t macctl, qos; 2183288253Sadrian uint8_t qid, rate; 2184288253Sadrian int hasqos, xferlen; 2185288253Sadrian 2186288253Sadrian wh = mtod(m, struct ieee80211_frame *); 2187288253Sadrian if (wh->i_fc[1] & IEEE80211_FC1_PROTECTED) { 2188288253Sadrian k = ieee80211_crypto_encap(ni, m); 2189288253Sadrian if (k == NULL) { 2190288253Sadrian device_printf(sc->sc_dev, 2191288253Sadrian "%s: m=%p: ieee80211_crypto_encap returns NULL\n", 2192288253Sadrian __func__, 2193288253Sadrian m); 2194288253Sadrian return (ENOBUFS); 2195288253Sadrian } 2196288253Sadrian wh = mtod(m, struct ieee80211_frame *); 2197288253Sadrian } 2198288253Sadrian 2199288253Sadrian /* Calculate transfer length; ensure data buffer is large enough */ 2200288253Sadrian xferlen = sizeof (*head) + m->m_pkthdr.len; 2201288253Sadrian if (xferlen > OTUS_TXBUFSZ) { 2202288253Sadrian device_printf(sc->sc_dev, 2203288253Sadrian "%s: 802.11 TX frame is %d bytes, max %d bytes\n", 2204288253Sadrian __func__, 2205288253Sadrian xferlen, 2206288253Sadrian OTUS_TXBUFSZ); 2207288253Sadrian return (ENOBUFS); 2208288253Sadrian } 2209288253Sadrian 2210288253Sadrian hasqos = !! IEEE80211_QOS_HAS_SEQ(wh); 2211288253Sadrian 2212288253Sadrian if (hasqos) { 2213288253Sadrian uint8_t tid; 2214288253Sadrian qos = ((const struct ieee80211_qosframe *)wh)->i_qos[0]; 2215288253Sadrian tid = qos & IEEE80211_QOS_TID; 2216288253Sadrian qid = TID_TO_WME_AC(tid); 2217288253Sadrian } else { 2218288253Sadrian qos = 0; 2219288253Sadrian qid = WME_AC_BE; 2220288253Sadrian } 2221288253Sadrian 2222288253Sadrian /* Pickup a rate index. */ 2223289779Sadrian if (params != NULL) { 2224289779Sadrian rate = otus_rate_to_hw_rate(sc, params->ibp_rate0); 2225289779Sadrian } else if (IEEE80211_IS_MULTICAST(wh->i_addr1) || 2226288253Sadrian (wh->i_fc[0] & IEEE80211_FC0_TYPE_MASK) != IEEE80211_FC0_TYPE_DATA) { 2227288253Sadrian /* Get lowest rate */ 2228288253Sadrian rate = otus_rate_to_hw_rate(sc, 0); 2229289556Sadrian } else if (m->m_flags & M_EAPOL) { 2230289556Sadrian /* Get lowest rate */ 2231289556Sadrian rate = otus_rate_to_hw_rate(sc, 0); 2232288253Sadrian } else { 2233288253Sadrian (void) ieee80211_ratectl_rate(ni, NULL, 0); 2234288253Sadrian rate = otus_rate_to_hw_rate(sc, ni->ni_txrate); 2235288253Sadrian } 2236288253Sadrian 2237288253Sadrian phyctl = 0; 2238288253Sadrian macctl = AR_TX_MAC_BACKOFF | AR_TX_MAC_HW_DUR | AR_TX_MAC_QID(qid); 2239288253Sadrian 2240289779Sadrian /* 2241289779Sadrian * XXX TODO: params for NOACK, ACK, RTS, CTS, etc 2242289779Sadrian */ 2243288253Sadrian if (IEEE80211_IS_MULTICAST(wh->i_addr1) || 2244288253Sadrian (hasqos && ((qos & IEEE80211_QOS_ACKPOLICY) == 2245288253Sadrian IEEE80211_QOS_ACKPOLICY_NOACK))) 2246288253Sadrian macctl |= AR_TX_MAC_NOACK; 2247288253Sadrian 2248288253Sadrian if (!IEEE80211_IS_MULTICAST(wh->i_addr1)) { 2249288253Sadrian if (m->m_pkthdr.len + IEEE80211_CRC_LEN >= vap->iv_rtsthreshold) 2250288253Sadrian macctl |= AR_TX_MAC_RTS; 2251288253Sadrian else if (ic->ic_flags & IEEE80211_F_USEPROT) { 2252288253Sadrian if (ic->ic_protmode == IEEE80211_PROT_CTSONLY) 2253288253Sadrian macctl |= AR_TX_MAC_CTS; 2254288253Sadrian else if (ic->ic_protmode == IEEE80211_PROT_RTSCTS) 2255288253Sadrian macctl |= AR_TX_MAC_RTS; 2256288253Sadrian } 2257288253Sadrian } 2258288253Sadrian 2259288253Sadrian phyctl |= AR_TX_PHY_MCS(rate); 2260288253Sadrian if (otus_hw_rate_is_ofdm(sc, rate)) { 2261288253Sadrian phyctl |= AR_TX_PHY_MT_OFDM; 2262288253Sadrian /* Always use all tx antennas for now, just to be safe */ 2263288253Sadrian phyctl |= AR_TX_PHY_ANTMSK(sc->txmask); 2264288253Sadrian } else { /* CCK */ 2265288253Sadrian phyctl |= AR_TX_PHY_MT_CCK; 2266288253Sadrian phyctl |= AR_TX_PHY_ANTMSK(sc->txmask); 2267288253Sadrian } 2268288253Sadrian 2269288253Sadrian /* Update net80211 with the current counters */ 2270288253Sadrian otus_tx_update_ratectl(sc, ni); 2271288253Sadrian 2272288253Sadrian /* Update rate control stats for frames that are ACK'ed. */ 2273288253Sadrian if (!(macctl & AR_TX_MAC_NOACK)) 2274288253Sadrian OTUS_NODE(ni)->tx_done++; 2275288253Sadrian 2276288253Sadrian 2277288253Sadrian /* Fill Tx descriptor. */ 2278288253Sadrian head = (struct ar_tx_head *)data->buf; 2279288253Sadrian head->len = htole16(m->m_pkthdr.len + IEEE80211_CRC_LEN); 2280288253Sadrian head->macctl = htole16(macctl); 2281288253Sadrian head->phyctl = htole32(phyctl); 2282288253Sadrian 2283288253Sadrian m_copydata(m, 0, m->m_pkthdr.len, (caddr_t)&head[1]); 2284288253Sadrian 2285288253Sadrian data->buflen = xferlen; 2286288253Sadrian data->ni = ni; 2287288253Sadrian data->m = m; 2288288253Sadrian 2289288253Sadrian OTUS_DPRINTF(sc, OTUS_DEBUG_XMIT, 2290288253Sadrian "%s: tx: m=%p; data=%p; len=%d mac=0x%04x phy=0x%08x rate=0x%02x, ni_txrate=%d\n", 2291289779Sadrian __func__, m, data, le16toh(head->len), macctl, phyctl, 2292288253Sadrian (int) rate, (int) ni->ni_txrate); 2293288253Sadrian 2294288253Sadrian /* Submit transfer */ 2295288253Sadrian STAILQ_INSERT_TAIL(&sc->sc_tx_pending[OTUS_BULK_TX], data, next); 2296288253Sadrian usbd_transfer_start(sc->sc_xfer[OTUS_BULK_TX]); 2297288253Sadrian 2298288253Sadrian return 0; 2299288253Sadrian} 2300288253Sadrian 2301288253Sadrianint 2302288253Sadrianotus_set_multi(struct otus_softc *sc) 2303288253Sadrian{ 2304288253Sadrian uint32_t lo, hi; 2305288253Sadrian struct ieee80211com *ic = &sc->sc_ic; 2306288253Sadrian int r; 2307288253Sadrian 2308288253Sadrian if (ic->ic_allmulti > 0 || ic->ic_promisc > 0 || 2309288253Sadrian ic->ic_opmode == IEEE80211_M_MONITOR) { 2310288253Sadrian lo = 0xffffffff; 2311288253Sadrian hi = 0xffffffff; 2312288253Sadrian } else { 2313288253Sadrian struct ieee80211vap *vap; 2314288253Sadrian struct ifnet *ifp; 2315288253Sadrian struct ifmultiaddr *ifma; 2316288253Sadrian 2317288253Sadrian lo = hi = 0; 2318288253Sadrian TAILQ_FOREACH(vap, &ic->ic_vaps, iv_next) { 2319288253Sadrian ifp = vap->iv_ifp; 2320288253Sadrian if_maddr_rlock(ifp); 2321288253Sadrian TAILQ_FOREACH(ifma, &ifp->if_multiaddrs, ifma_link) { 2322288253Sadrian caddr_t dl; 2323288253Sadrian uint32_t val; 2324288253Sadrian 2325288253Sadrian dl = LLADDR((struct sockaddr_dl *) ifma->ifma_addr); 2326298359Savos val = le32dec(dl + 4); 2327288253Sadrian /* Get address byte 5 */ 2328288253Sadrian val = val & 0x0000ff00; 2329288253Sadrian val = val >> 8; 2330288253Sadrian 2331288253Sadrian /* As per below, shift it >> 2 to get only 6 bits */ 2332288253Sadrian val = val >> 2; 2333288253Sadrian if (val < 32) 2334288253Sadrian lo |= 1 << val; 2335288253Sadrian else 2336288253Sadrian hi |= 1 << (val - 32); 2337288253Sadrian } 2338288253Sadrian if_maddr_runlock(ifp); 2339288253Sadrian } 2340288253Sadrian } 2341288253Sadrian#if 0 2342288253Sadrian /* XXX openbsd code */ 2343288253Sadrian while (enm != NULL) { 2344288253Sadrian bit = enm->enm_addrlo[5] >> 2; 2345288253Sadrian if (bit < 32) 2346288253Sadrian lo |= 1 << bit; 2347288253Sadrian else 2348288253Sadrian hi |= 1 << (bit - 32); 2349288253Sadrian ETHER_NEXT_MULTI(step, enm); 2350288253Sadrian } 2351288253Sadrian#endif 2352288253Sadrian 2353288253Sadrian hi |= 1U << 31; /* Make sure the broadcast bit is set. */ 2354288253Sadrian 2355288253Sadrian OTUS_LOCK(sc); 2356288253Sadrian otus_write(sc, AR_MAC_REG_GROUP_HASH_TBL_L, lo); 2357288253Sadrian otus_write(sc, AR_MAC_REG_GROUP_HASH_TBL_H, hi); 2358288253Sadrian r = otus_write_barrier(sc); 2359298919Sadrian /* XXX operating mode? filter? */ 2360288253Sadrian OTUS_UNLOCK(sc); 2361288253Sadrian return (r); 2362288253Sadrian} 2363288253Sadrian 2364290407Savosstatic int 2365290407Savosotus_updateedca(struct ieee80211com *ic) 2366290407Savos{ 2367290407Savos struct otus_softc *sc = ic->ic_softc; 2368290407Savos 2369290407Savos OTUS_LOCK(sc); 2370290407Savos /* 2371290407Savos * XXX TODO: take temporary copy of EDCA information 2372290407Savos * when scheduling this so we have a more time-correct view 2373290407Savos * of things. 2374290407Savos * XXX TODO: this can be done on the net80211 level 2375290407Savos */ 2376290407Savos otus_updateedca_locked(sc); 2377290407Savos OTUS_UNLOCK(sc); 2378290407Savos return (0); 2379290407Savos} 2380290407Savos 2381288253Sadrianstatic void 2382290407Savosotus_updateedca_locked(struct otus_softc *sc) 2383288253Sadrian{ 2384288253Sadrian#define EXP2(val) ((1 << (val)) - 1) 2385288253Sadrian#define AIFS(val) ((val) * 9 + 10) 2386288253Sadrian struct ieee80211com *ic = &sc->sc_ic; 2387288253Sadrian const struct wmeParams *edca; 2388288253Sadrian 2389288253Sadrian OTUS_LOCK_ASSERT(sc); 2390288253Sadrian 2391288253Sadrian edca = ic->ic_wme.wme_chanParams.cap_wmeParams; 2392288253Sadrian 2393288253Sadrian /* Set CWmin/CWmax values. */ 2394288253Sadrian otus_write(sc, AR_MAC_REG_AC0_CW, 2395288253Sadrian EXP2(edca[WME_AC_BE].wmep_logcwmax) << 16 | 2396288253Sadrian EXP2(edca[WME_AC_BE].wmep_logcwmin)); 2397288253Sadrian otus_write(sc, AR_MAC_REG_AC1_CW, 2398288253Sadrian EXP2(edca[WME_AC_BK].wmep_logcwmax) << 16 | 2399288253Sadrian EXP2(edca[WME_AC_BK].wmep_logcwmin)); 2400288253Sadrian otus_write(sc, AR_MAC_REG_AC2_CW, 2401288253Sadrian EXP2(edca[WME_AC_VI].wmep_logcwmax) << 16 | 2402288253Sadrian EXP2(edca[WME_AC_VI].wmep_logcwmin)); 2403288253Sadrian otus_write(sc, AR_MAC_REG_AC3_CW, 2404288253Sadrian EXP2(edca[WME_AC_VO].wmep_logcwmax) << 16 | 2405288253Sadrian EXP2(edca[WME_AC_VO].wmep_logcwmin)); 2406288253Sadrian otus_write(sc, AR_MAC_REG_AC4_CW, /* Special TXQ. */ 2407288253Sadrian EXP2(edca[WME_AC_VO].wmep_logcwmax) << 16 | 2408288253Sadrian EXP2(edca[WME_AC_VO].wmep_logcwmin)); 2409288253Sadrian 2410288253Sadrian /* Set AIFSN values. */ 2411288253Sadrian otus_write(sc, AR_MAC_REG_AC1_AC0_AIFS, 2412288253Sadrian AIFS(edca[WME_AC_VI].wmep_aifsn) << 24 | 2413288253Sadrian AIFS(edca[WME_AC_BK].wmep_aifsn) << 12 | 2414288253Sadrian AIFS(edca[WME_AC_BE].wmep_aifsn)); 2415288253Sadrian otus_write(sc, AR_MAC_REG_AC3_AC2_AIFS, 2416288253Sadrian AIFS(edca[WME_AC_VO].wmep_aifsn) << 16 | /* Special TXQ. */ 2417288253Sadrian AIFS(edca[WME_AC_VO].wmep_aifsn) << 4 | 2418288253Sadrian AIFS(edca[WME_AC_VI].wmep_aifsn) >> 8); 2419288253Sadrian 2420288253Sadrian /* Set TXOP limit. */ 2421288253Sadrian otus_write(sc, AR_MAC_REG_AC1_AC0_TXOP, 2422288253Sadrian edca[WME_AC_BK].wmep_txopLimit << 16 | 2423288253Sadrian edca[WME_AC_BE].wmep_txopLimit); 2424288253Sadrian otus_write(sc, AR_MAC_REG_AC3_AC2_TXOP, 2425288253Sadrian edca[WME_AC_VO].wmep_txopLimit << 16 | 2426288253Sadrian edca[WME_AC_VI].wmep_txopLimit); 2427288253Sadrian 2428288253Sadrian /* XXX ACK policy? */ 2429288253Sadrian 2430288253Sadrian (void)otus_write_barrier(sc); 2431288253Sadrian 2432288253Sadrian#undef AIFS 2433288253Sadrian#undef EXP2 2434288253Sadrian} 2435288253Sadrian 2436288253Sadrianstatic void 2437288253Sadrianotus_updateslot(struct otus_softc *sc) 2438288253Sadrian{ 2439288253Sadrian struct ieee80211com *ic = &sc->sc_ic; 2440288253Sadrian uint32_t slottime; 2441288253Sadrian 2442288253Sadrian OTUS_LOCK_ASSERT(sc); 2443288253Sadrian 2444292165Savos slottime = IEEE80211_GET_SLOTTIME(ic); 2445288253Sadrian otus_write(sc, AR_MAC_REG_SLOT_TIME, slottime << 10); 2446288253Sadrian (void)otus_write_barrier(sc); 2447288253Sadrian} 2448288253Sadrian 2449288253Sadrianint 2450288253Sadrianotus_init_mac(struct otus_softc *sc) 2451288253Sadrian{ 2452288253Sadrian int error; 2453288253Sadrian 2454288253Sadrian OTUS_LOCK_ASSERT(sc); 2455288253Sadrian 2456288253Sadrian otus_write(sc, AR_MAC_REG_ACK_EXTENSION, 0x40); 2457288253Sadrian otus_write(sc, AR_MAC_REG_RETRY_MAX, 0); 2458288253Sadrian otus_write(sc, AR_MAC_REG_RX_THRESHOLD, 0xc1f80); 2459288253Sadrian otus_write(sc, AR_MAC_REG_RX_PE_DELAY, 0x70); 2460288253Sadrian otus_write(sc, AR_MAC_REG_EIFS_AND_SIFS, 0xa144000); 2461288253Sadrian otus_write(sc, AR_MAC_REG_SLOT_TIME, 9 << 10); 2462289781Sadrian otus_write(sc, AR_MAC_REG_TID_CFACK_CFEND_RATE, 0x19000000); 2463288253Sadrian /* NAV protects ACK only (in TXOP). */ 2464289781Sadrian otus_write(sc, AR_MAC_REG_TXOP_DURATION, 0x201); 2465288253Sadrian /* Set beacon Tx power to 0x7. */ 2466288253Sadrian otus_write(sc, AR_MAC_REG_BCN_HT1, 0x8000170); 2467288253Sadrian otus_write(sc, AR_MAC_REG_BACKOFF_PROTECT, 0x105); 2468289781Sadrian otus_write(sc, AR_MAC_REG_AMPDU_FACTOR, 0x10000a); 2469298919Sadrian 2470298919Sadrian otus_set_rx_filter(sc); 2471298919Sadrian 2472288253Sadrian otus_write(sc, AR_MAC_REG_BASIC_RATE, 0x150f); 2473288253Sadrian otus_write(sc, AR_MAC_REG_MANDATORY_RATE, 0x150f); 2474288253Sadrian otus_write(sc, AR_MAC_REG_RTS_CTS_RATE, 0x10b01bb); 2475289781Sadrian otus_write(sc, AR_MAC_REG_ACK_TPC, 0x4003c1e); 2476298919Sadrian 2477288253Sadrian /* Enable LED0 and LED1. */ 2478289781Sadrian otus_write(sc, AR_GPIO_REG_PORT_TYPE, 0x3); 2479289781Sadrian otus_write(sc, AR_GPIO_REG_PORT_DATA, 0x3); 2480288253Sadrian /* Switch MAC to OTUS interface. */ 2481288253Sadrian otus_write(sc, 0x1c3600, 0x3); 2482289781Sadrian otus_write(sc, AR_MAC_REG_AMPDU_RX_THRESH, 0xffff); 2483289781Sadrian otus_write(sc, AR_MAC_REG_MISC_680, 0xf00008); 2484288253Sadrian /* Disable Rx timeout (workaround). */ 2485289781Sadrian otus_write(sc, AR_MAC_REG_RX_TIMEOUT, 0); 2486288253Sadrian 2487288253Sadrian /* Set USB Rx stream mode maximum frame number to 2. */ 2488288253Sadrian otus_write(sc, 0x1e1110, 0x4); 2489288253Sadrian /* Set USB Rx stream mode timeout to 10us. */ 2490288253Sadrian otus_write(sc, 0x1e1114, 0x80); 2491288253Sadrian 2492288253Sadrian /* Set clock frequency to 88/80MHz. */ 2493289781Sadrian otus_write(sc, AR_PWR_REG_CLOCK_SEL, 0x73); 2494288253Sadrian /* Set WLAN DMA interrupt mode: generate intr per packet. */ 2495289781Sadrian otus_write(sc, AR_MAC_REG_TXRX_MPI, 0x110011); 2496289781Sadrian otus_write(sc, AR_MAC_REG_FCS_SELECT, 0x4); 2497288253Sadrian otus_write(sc, AR_MAC_REG_TXOP_NOT_ENOUGH_INDICATION, 0x141e0f48); 2498288253Sadrian 2499288253Sadrian /* Disable HW decryption for now. */ 2500289781Sadrian otus_write(sc, AR_MAC_REG_ENCRYPTION, 0x78); 2501288253Sadrian 2502288253Sadrian if ((error = otus_write_barrier(sc)) != 0) 2503288253Sadrian return error; 2504288253Sadrian 2505288253Sadrian /* Set default EDCA parameters. */ 2506290407Savos otus_updateedca_locked(sc); 2507288253Sadrian 2508288253Sadrian return 0; 2509288253Sadrian} 2510288253Sadrian 2511288253Sadrian/* 2512288253Sadrian * Return default value for PHY register based on current operating mode. 2513288253Sadrian */ 2514288253Sadrianuint32_t 2515288253Sadrianotus_phy_get_def(struct otus_softc *sc, uint32_t reg) 2516288253Sadrian{ 2517288253Sadrian int i; 2518288253Sadrian 2519288253Sadrian for (i = 0; i < nitems(ar5416_phy_regs); i++) 2520288253Sadrian if (AR_PHY(ar5416_phy_regs[i]) == reg) 2521288253Sadrian return sc->phy_vals[i]; 2522288253Sadrian return 0; /* Register not found. */ 2523288253Sadrian} 2524288253Sadrian 2525288253Sadrian/* 2526288253Sadrian * Update PHY's programming based on vendor-specific data stored in EEPROM. 2527288253Sadrian * This is for FEM-type devices only. 2528288253Sadrian */ 2529288253Sadrianint 2530288253Sadrianotus_set_board_values(struct otus_softc *sc, struct ieee80211_channel *c) 2531288253Sadrian{ 2532288253Sadrian const struct ModalEepHeader *eep; 2533288253Sadrian uint32_t tmp, offset; 2534288253Sadrian 2535288253Sadrian if (IEEE80211_IS_CHAN_5GHZ(c)) 2536288253Sadrian eep = &sc->eeprom.modalHeader[0]; 2537288253Sadrian else 2538288253Sadrian eep = &sc->eeprom.modalHeader[1]; 2539288253Sadrian 2540288253Sadrian /* Offset of chain 2. */ 2541288253Sadrian offset = 2 * 0x1000; 2542288253Sadrian 2543288253Sadrian tmp = le32toh(eep->antCtrlCommon); 2544288253Sadrian otus_write(sc, AR_PHY_SWITCH_COM, tmp); 2545288253Sadrian 2546288253Sadrian tmp = le32toh(eep->antCtrlChain[0]); 2547288253Sadrian otus_write(sc, AR_PHY_SWITCH_CHAIN_0, tmp); 2548288253Sadrian 2549288253Sadrian tmp = le32toh(eep->antCtrlChain[1]); 2550288253Sadrian otus_write(sc, AR_PHY_SWITCH_CHAIN_0 + offset, tmp); 2551288253Sadrian 2552288253Sadrian if (1 /* sc->sc_sco == AR_SCO_SCN */) { 2553288253Sadrian tmp = otus_phy_get_def(sc, AR_PHY_SETTLING); 2554288253Sadrian tmp &= ~(0x7f << 7); 2555288253Sadrian tmp |= (eep->switchSettling & 0x7f) << 7; 2556288253Sadrian otus_write(sc, AR_PHY_SETTLING, tmp); 2557288253Sadrian } 2558288253Sadrian 2559288253Sadrian tmp = otus_phy_get_def(sc, AR_PHY_DESIRED_SZ); 2560288253Sadrian tmp &= ~0xffff; 2561288253Sadrian tmp |= eep->pgaDesiredSize << 8 | eep->adcDesiredSize; 2562288253Sadrian otus_write(sc, AR_PHY_DESIRED_SZ, tmp); 2563288253Sadrian 2564288253Sadrian tmp = eep->txEndToXpaOff << 24 | eep->txEndToXpaOff << 16 | 2565288253Sadrian eep->txFrameToXpaOn << 8 | eep->txFrameToXpaOn; 2566288253Sadrian otus_write(sc, AR_PHY_RF_CTL4, tmp); 2567288253Sadrian 2568288253Sadrian tmp = otus_phy_get_def(sc, AR_PHY_RF_CTL3); 2569288253Sadrian tmp &= ~(0xff << 16); 2570288253Sadrian tmp |= eep->txEndToRxOn << 16; 2571288253Sadrian otus_write(sc, AR_PHY_RF_CTL3, tmp); 2572288253Sadrian 2573288253Sadrian tmp = otus_phy_get_def(sc, AR_PHY_CCA); 2574288253Sadrian tmp &= ~(0x7f << 12); 2575288253Sadrian tmp |= (eep->thresh62 & 0x7f) << 12; 2576288253Sadrian otus_write(sc, AR_PHY_CCA, tmp); 2577288253Sadrian 2578288253Sadrian tmp = otus_phy_get_def(sc, AR_PHY_RXGAIN); 2579288253Sadrian tmp &= ~(0x3f << 12); 2580288253Sadrian tmp |= (eep->txRxAttenCh[0] & 0x3f) << 12; 2581288253Sadrian otus_write(sc, AR_PHY_RXGAIN, tmp); 2582288253Sadrian 2583288253Sadrian tmp = otus_phy_get_def(sc, AR_PHY_RXGAIN + offset); 2584288253Sadrian tmp &= ~(0x3f << 12); 2585288253Sadrian tmp |= (eep->txRxAttenCh[1] & 0x3f) << 12; 2586288253Sadrian otus_write(sc, AR_PHY_RXGAIN + offset, tmp); 2587288253Sadrian 2588288253Sadrian tmp = otus_phy_get_def(sc, AR_PHY_GAIN_2GHZ); 2589288253Sadrian tmp &= ~(0x3f << 18); 2590288253Sadrian tmp |= (eep->rxTxMarginCh[0] & 0x3f) << 18; 2591288253Sadrian if (IEEE80211_IS_CHAN_5GHZ(c)) { 2592288253Sadrian tmp &= ~(0xf << 10); 2593288253Sadrian tmp |= (eep->bswMargin[0] & 0xf) << 10; 2594288253Sadrian } 2595288253Sadrian otus_write(sc, AR_PHY_GAIN_2GHZ, tmp); 2596288253Sadrian 2597288253Sadrian tmp = otus_phy_get_def(sc, AR_PHY_GAIN_2GHZ + offset); 2598288253Sadrian tmp &= ~(0x3f << 18); 2599288253Sadrian tmp |= (eep->rxTxMarginCh[1] & 0x3f) << 18; 2600288253Sadrian otus_write(sc, AR_PHY_GAIN_2GHZ + offset, tmp); 2601288253Sadrian 2602288253Sadrian tmp = otus_phy_get_def(sc, AR_PHY_TIMING_CTRL4); 2603288253Sadrian tmp &= ~(0x3f << 5 | 0x1f); 2604288253Sadrian tmp |= (eep->iqCalICh[0] & 0x3f) << 5 | (eep->iqCalQCh[0] & 0x1f); 2605288253Sadrian otus_write(sc, AR_PHY_TIMING_CTRL4, tmp); 2606288253Sadrian 2607288253Sadrian tmp = otus_phy_get_def(sc, AR_PHY_TIMING_CTRL4 + offset); 2608288253Sadrian tmp &= ~(0x3f << 5 | 0x1f); 2609288253Sadrian tmp |= (eep->iqCalICh[1] & 0x3f) << 5 | (eep->iqCalQCh[1] & 0x1f); 2610288253Sadrian otus_write(sc, AR_PHY_TIMING_CTRL4 + offset, tmp); 2611288253Sadrian 2612288253Sadrian tmp = otus_phy_get_def(sc, AR_PHY_TPCRG1); 2613288253Sadrian tmp &= ~(0xf << 16); 2614288253Sadrian tmp |= (eep->xpd & 0xf) << 16; 2615288253Sadrian otus_write(sc, AR_PHY_TPCRG1, tmp); 2616288253Sadrian 2617288253Sadrian return otus_write_barrier(sc); 2618288253Sadrian} 2619288253Sadrian 2620288253Sadrianint 2621288253Sadrianotus_program_phy(struct otus_softc *sc, struct ieee80211_channel *c) 2622288253Sadrian{ 2623288253Sadrian const uint32_t *vals; 2624288253Sadrian int error, i; 2625288253Sadrian 2626288253Sadrian /* Select PHY programming based on band and bandwidth. */ 2627288253Sadrian if (IEEE80211_IS_CHAN_2GHZ(c)) 2628288253Sadrian vals = ar5416_phy_vals_2ghz_20mhz; 2629288253Sadrian else 2630288253Sadrian vals = ar5416_phy_vals_5ghz_20mhz; 2631288253Sadrian for (i = 0; i < nitems(ar5416_phy_regs); i++) 2632288253Sadrian otus_write(sc, AR_PHY(ar5416_phy_regs[i]), vals[i]); 2633288253Sadrian sc->phy_vals = vals; 2634288253Sadrian 2635288253Sadrian if (sc->eeprom.baseEepHeader.deviceType == 0x80) /* FEM */ 2636288253Sadrian if ((error = otus_set_board_values(sc, c)) != 0) 2637288253Sadrian return error; 2638288253Sadrian 2639288253Sadrian /* Initial Tx power settings. */ 2640288253Sadrian otus_write(sc, AR_PHY_POWER_TX_RATE_MAX, 0x7f); 2641288253Sadrian otus_write(sc, AR_PHY_POWER_TX_RATE1, 0x3f3f3f3f); 2642288253Sadrian otus_write(sc, AR_PHY_POWER_TX_RATE2, 0x3f3f3f3f); 2643288253Sadrian otus_write(sc, AR_PHY_POWER_TX_RATE3, 0x3f3f3f3f); 2644288253Sadrian otus_write(sc, AR_PHY_POWER_TX_RATE4, 0x3f3f3f3f); 2645288253Sadrian otus_write(sc, AR_PHY_POWER_TX_RATE5, 0x3f3f3f3f); 2646288253Sadrian otus_write(sc, AR_PHY_POWER_TX_RATE6, 0x3f3f3f3f); 2647288253Sadrian otus_write(sc, AR_PHY_POWER_TX_RATE7, 0x3f3f3f3f); 2648288253Sadrian otus_write(sc, AR_PHY_POWER_TX_RATE8, 0x3f3f3f3f); 2649288253Sadrian otus_write(sc, AR_PHY_POWER_TX_RATE9, 0x3f3f3f3f); 2650288253Sadrian 2651288253Sadrian if (IEEE80211_IS_CHAN_2GHZ(c)) 2652289781Sadrian otus_write(sc, AR_PWR_REG_PLL_ADDAC, 0x5163); 2653288253Sadrian else 2654289781Sadrian otus_write(sc, AR_PWR_REG_PLL_ADDAC, 0x5143); 2655288253Sadrian 2656288253Sadrian return otus_write_barrier(sc); 2657288253Sadrian} 2658288253Sadrian 2659288253Sadrianstatic __inline uint8_t 2660288253Sadrianotus_reverse_bits(uint8_t v) 2661288253Sadrian{ 2662288253Sadrian v = ((v >> 1) & 0x55) | ((v & 0x55) << 1); 2663288253Sadrian v = ((v >> 2) & 0x33) | ((v & 0x33) << 2); 2664288253Sadrian v = ((v >> 4) & 0x0f) | ((v & 0x0f) << 4); 2665288253Sadrian return v; 2666288253Sadrian} 2667288253Sadrian 2668288253Sadrianint 2669288253Sadrianotus_set_rf_bank4(struct otus_softc *sc, struct ieee80211_channel *c) 2670288253Sadrian{ 2671288253Sadrian uint8_t chansel, d0, d1; 2672288253Sadrian uint16_t data; 2673288253Sadrian int error; 2674288253Sadrian 2675288253Sadrian OTUS_LOCK_ASSERT(sc); 2676288253Sadrian 2677288253Sadrian d0 = 0; 2678288253Sadrian if (IEEE80211_IS_CHAN_5GHZ(c)) { 2679288253Sadrian chansel = (c->ic_freq - 4800) / 5; 2680288253Sadrian if (chansel & 1) 2681288253Sadrian d0 |= AR_BANK4_AMODE_REFSEL(2); 2682288253Sadrian else 2683288253Sadrian d0 |= AR_BANK4_AMODE_REFSEL(1); 2684288253Sadrian } else { 2685288253Sadrian d0 |= AR_BANK4_AMODE_REFSEL(2); 2686288253Sadrian if (c->ic_freq == 2484) { /* CH 14 */ 2687288253Sadrian d0 |= AR_BANK4_BMODE_LF_SYNTH_FREQ; 2688288253Sadrian chansel = 10 + (c->ic_freq - 2274) / 5; 2689288253Sadrian } else 2690288253Sadrian chansel = 16 + (c->ic_freq - 2272) / 5; 2691288253Sadrian chansel <<= 2; 2692288253Sadrian } 2693288253Sadrian d0 |= AR_BANK4_ADDR(1) | AR_BANK4_CHUP; 2694288253Sadrian d1 = otus_reverse_bits(chansel); 2695288253Sadrian 2696288253Sadrian /* Write bits 0-4 of d0 and d1. */ 2697288253Sadrian data = (d1 & 0x1f) << 5 | (d0 & 0x1f); 2698288253Sadrian otus_write(sc, AR_PHY(44), data); 2699288253Sadrian /* Write bits 5-7 of d0 and d1. */ 2700288253Sadrian data = (d1 >> 5) << 5 | (d0 >> 5); 2701288253Sadrian otus_write(sc, AR_PHY(58), data); 2702288253Sadrian 2703288253Sadrian if ((error = otus_write_barrier(sc)) == 0) 2704288253Sadrian otus_delay_ms(sc, 10); 2705288253Sadrian return error; 2706288253Sadrian} 2707288253Sadrian 2708288253Sadrianvoid 2709288253Sadrianotus_get_delta_slope(uint32_t coeff, uint32_t *exponent, uint32_t *mantissa) 2710288253Sadrian{ 2711288253Sadrian#define COEFF_SCALE_SHIFT 24 2712288253Sadrian uint32_t exp, man; 2713288253Sadrian 2714288253Sadrian /* exponent = 14 - floor(log2(coeff)) */ 2715288253Sadrian for (exp = 31; exp > 0; exp--) 2716288253Sadrian if (coeff & (1 << exp)) 2717288253Sadrian break; 2718288253Sadrian KASSERT(exp != 0, ("exp")); 2719288253Sadrian exp = 14 - (exp - COEFF_SCALE_SHIFT); 2720288253Sadrian 2721288253Sadrian /* mantissa = floor(coeff * 2^exponent + 0.5) */ 2722288253Sadrian man = coeff + (1 << (COEFF_SCALE_SHIFT - exp - 1)); 2723288253Sadrian 2724288253Sadrian *mantissa = man >> (COEFF_SCALE_SHIFT - exp); 2725288253Sadrian *exponent = exp - 16; 2726288253Sadrian#undef COEFF_SCALE_SHIFT 2727288253Sadrian} 2728288253Sadrian 2729288253Sadrianstatic int 2730288253Sadrianotus_set_chan(struct otus_softc *sc, struct ieee80211_channel *c, int assoc) 2731288253Sadrian{ 2732288253Sadrian struct ieee80211com *ic = &sc->sc_ic; 2733288253Sadrian struct ar_cmd_frequency cmd; 2734288253Sadrian struct ar_rsp_frequency rsp; 2735288253Sadrian const uint32_t *vals; 2736288253Sadrian uint32_t coeff, exp, man, tmp; 2737288253Sadrian uint8_t code; 2738288253Sadrian int error, chan, i; 2739288253Sadrian 2740288253Sadrian error = 0; 2741288253Sadrian chan = ieee80211_chan2ieee(ic, c); 2742288253Sadrian 2743288253Sadrian OTUS_DPRINTF(sc, OTUS_DEBUG_RESET, 2744288253Sadrian "setting channel %d (%dMHz)\n", chan, c->ic_freq); 2745288253Sadrian 2746288253Sadrian tmp = IEEE80211_IS_CHAN_2GHZ(c) ? 0x105 : 0x104; 2747288253Sadrian otus_write(sc, AR_MAC_REG_DYNAMIC_SIFS_ACK, tmp); 2748288253Sadrian if ((error = otus_write_barrier(sc)) != 0) 2749288253Sadrian goto finish; 2750288253Sadrian 2751288253Sadrian /* Disable BB Heavy Clip. */ 2752288253Sadrian otus_write(sc, AR_PHY_HEAVY_CLIP_ENABLE, 0x200); 2753288253Sadrian if ((error = otus_write_barrier(sc)) != 0) 2754288253Sadrian goto finish; 2755288253Sadrian 2756288253Sadrian /* XXX Is that FREQ_START ? */ 2757288290Sadrian error = otus_cmd(sc, AR_CMD_FREQ_STRAT, NULL, 0, NULL, 0); 2758288253Sadrian if (error != 0) 2759288253Sadrian goto finish; 2760288253Sadrian 2761288253Sadrian /* Reprogram PHY and RF on channel band or bandwidth changes. */ 2762288253Sadrian if (sc->bb_reset || c->ic_flags != sc->sc_curchan->ic_flags) { 2763288253Sadrian OTUS_DPRINTF(sc, OTUS_DEBUG_RESET, "band switch\n"); 2764288253Sadrian 2765288253Sadrian /* Cold/Warm reset BB/ADDA. */ 2766289781Sadrian otus_write(sc, AR_PWR_REG_RESET, sc->bb_reset ? 0x800 : 0x400); 2767288253Sadrian if ((error = otus_write_barrier(sc)) != 0) 2768288253Sadrian goto finish; 2769289781Sadrian otus_write(sc, AR_PWR_REG_RESET, 0); 2770288253Sadrian if ((error = otus_write_barrier(sc)) != 0) 2771288253Sadrian goto finish; 2772288253Sadrian sc->bb_reset = 0; 2773288253Sadrian 2774288253Sadrian if ((error = otus_program_phy(sc, c)) != 0) { 2775288253Sadrian device_printf(sc->sc_dev, 2776288253Sadrian "%s: could not program PHY\n", 2777288253Sadrian __func__); 2778288253Sadrian goto finish; 2779288253Sadrian } 2780288253Sadrian 2781288253Sadrian /* Select RF programming based on band. */ 2782288253Sadrian if (IEEE80211_IS_CHAN_5GHZ(c)) 2783288253Sadrian vals = ar5416_banks_vals_5ghz; 2784288253Sadrian else 2785288253Sadrian vals = ar5416_banks_vals_2ghz; 2786288253Sadrian for (i = 0; i < nitems(ar5416_banks_regs); i++) 2787288253Sadrian otus_write(sc, AR_PHY(ar5416_banks_regs[i]), vals[i]); 2788288253Sadrian if ((error = otus_write_barrier(sc)) != 0) { 2789288253Sadrian device_printf(sc->sc_dev, 2790288253Sadrian "%s: could not program RF\n", 2791288253Sadrian __func__); 2792288253Sadrian goto finish; 2793288253Sadrian } 2794288253Sadrian code = AR_CMD_RF_INIT; 2795288253Sadrian } else { 2796288253Sadrian code = AR_CMD_FREQUENCY; 2797288253Sadrian } 2798288253Sadrian 2799288253Sadrian if ((error = otus_set_rf_bank4(sc, c)) != 0) 2800288253Sadrian goto finish; 2801288253Sadrian 2802288253Sadrian tmp = (sc->txmask == 0x5) ? 0x340 : 0x240; 2803288253Sadrian otus_write(sc, AR_PHY_TURBO, tmp); 2804288253Sadrian if ((error = otus_write_barrier(sc)) != 0) 2805288253Sadrian goto finish; 2806288253Sadrian 2807288253Sadrian /* Send firmware command to set channel. */ 2808288253Sadrian cmd.freq = htole32((uint32_t)c->ic_freq * 1000); 2809288253Sadrian cmd.dynht2040 = htole32(0); 2810288253Sadrian cmd.htena = htole32(1); 2811288253Sadrian /* Set Delta Slope (exponent and mantissa). */ 2812288253Sadrian coeff = (100 << 24) / c->ic_freq; 2813288253Sadrian otus_get_delta_slope(coeff, &exp, &man); 2814288253Sadrian cmd.dsc_exp = htole32(exp); 2815288253Sadrian cmd.dsc_man = htole32(man); 2816288253Sadrian OTUS_DPRINTF(sc, OTUS_DEBUG_RESET, 2817288253Sadrian "ds coeff=%u exp=%u man=%u\n", coeff, exp, man); 2818288253Sadrian /* For Short GI, coeff is 9/10 that of normal coeff. */ 2819288253Sadrian coeff = (9 * coeff) / 10; 2820288253Sadrian otus_get_delta_slope(coeff, &exp, &man); 2821288253Sadrian cmd.dsc_shgi_exp = htole32(exp); 2822288253Sadrian cmd.dsc_shgi_man = htole32(man); 2823288253Sadrian OTUS_DPRINTF(sc, OTUS_DEBUG_RESET, 2824288253Sadrian "ds shgi coeff=%u exp=%u man=%u\n", coeff, exp, man); 2825288253Sadrian /* Set wait time for AGC and noise calibration (100 or 200ms). */ 2826288253Sadrian cmd.check_loop_count = assoc ? htole32(2000) : htole32(1000); 2827288253Sadrian OTUS_DPRINTF(sc, OTUS_DEBUG_RESET, 2828288253Sadrian "%s\n", (code == AR_CMD_RF_INIT) ? "RF_INIT" : "FREQUENCY"); 2829288290Sadrian error = otus_cmd(sc, code, &cmd, sizeof cmd, &rsp, sizeof(rsp)); 2830288253Sadrian if (error != 0) 2831288253Sadrian goto finish; 2832288253Sadrian if ((rsp.status & htole32(AR_CAL_ERR_AGC | AR_CAL_ERR_NF_VAL)) != 0) { 2833288253Sadrian OTUS_DPRINTF(sc, OTUS_DEBUG_RESET, 2834288253Sadrian "status=0x%x\n", le32toh(rsp.status)); 2835288253Sadrian /* Force cold reset on next channel. */ 2836288253Sadrian sc->bb_reset = 1; 2837288253Sadrian } 2838288253Sadrian#ifdef USB_DEBUG 2839288253Sadrian if (otus_debug & OTUS_DEBUG_RESET) { 2840288253Sadrian device_printf(sc->sc_dev, "calibration status=0x%x\n", 2841288253Sadrian le32toh(rsp.status)); 2842288253Sadrian for (i = 0; i < 2; i++) { /* 2 Rx chains */ 2843288253Sadrian /* Sign-extend 9-bit NF values. */ 2844288253Sadrian device_printf(sc->sc_dev, 2845288253Sadrian "noisefloor chain %d=%d\n", i, 2846288253Sadrian (((int32_t)le32toh(rsp.nf[i])) << 4) >> 23); 2847288253Sadrian device_printf(sc->sc_dev, 2848288253Sadrian "noisefloor ext chain %d=%d\n", i, 2849288253Sadrian ((int32_t)le32toh(rsp.nf_ext[i])) >> 23); 2850288253Sadrian } 2851288253Sadrian } 2852288253Sadrian#endif 2853288253Sadrian for (i = 0; i < OTUS_NUM_CHAINS; i++) { 2854288253Sadrian sc->sc_nf[i] = ((((int32_t)le32toh(rsp.nf[i])) << 4) >> 23); 2855288253Sadrian } 2856288253Sadrian sc->sc_curchan = c; 2857288253Sadrianfinish: 2858288253Sadrian return (error); 2859288253Sadrian} 2860288253Sadrian 2861288253Sadrian#ifdef notyet 2862288253Sadrianint 2863288253Sadrianotus_set_key(struct ieee80211com *ic, struct ieee80211_node *ni, 2864288253Sadrian struct ieee80211_key *k) 2865288253Sadrian{ 2866288253Sadrian struct otus_softc *sc = ic->ic_softc; 2867288253Sadrian struct otus_cmd_key cmd; 2868288253Sadrian 2869288253Sadrian /* Defer setting of WEP keys until interface is brought up. */ 2870288253Sadrian if ((ic->ic_if.if_flags & (IFF_UP | IFF_RUNNING)) != 2871288253Sadrian (IFF_UP | IFF_RUNNING)) 2872288253Sadrian return 0; 2873288253Sadrian 2874288253Sadrian /* Do it in a process context. */ 2875288253Sadrian cmd.key = *k; 2876288253Sadrian cmd.associd = (ni != NULL) ? ni->ni_associd : 0; 2877288253Sadrian otus_do_async(sc, otus_set_key_cb, &cmd, sizeof cmd); 2878288253Sadrian return 0; 2879288253Sadrian} 2880288253Sadrian 2881288253Sadrianvoid 2882288253Sadrianotus_set_key_cb(struct otus_softc *sc, void *arg) 2883288253Sadrian{ 2884288253Sadrian struct otus_cmd_key *cmd = arg; 2885288253Sadrian struct ieee80211_key *k = &cmd->key; 2886288253Sadrian struct ar_cmd_ekey key; 2887288253Sadrian uint16_t cipher; 2888288253Sadrian int error; 2889288253Sadrian 2890288253Sadrian memset(&key, 0, sizeof key); 2891288253Sadrian if (k->k_flags & IEEE80211_KEY_GROUP) { 2892288253Sadrian key.uid = htole16(k->k_id); 2893288253Sadrian IEEE80211_ADDR_COPY(key.macaddr, sc->sc_ic.ic_myaddr); 2894288253Sadrian key.macaddr[0] |= 0x80; 2895288253Sadrian } else { 2896288253Sadrian key.uid = htole16(OTUS_UID(cmd->associd)); 2897288253Sadrian IEEE80211_ADDR_COPY(key.macaddr, ni->ni_macaddr); 2898288253Sadrian } 2899288253Sadrian key.kix = htole16(0); 2900288253Sadrian /* Map net80211 cipher to hardware. */ 2901288253Sadrian switch (k->k_cipher) { 2902288253Sadrian case IEEE80211_CIPHER_WEP40: 2903288253Sadrian cipher = AR_CIPHER_WEP64; 2904288253Sadrian break; 2905288253Sadrian case IEEE80211_CIPHER_WEP104: 2906288253Sadrian cipher = AR_CIPHER_WEP128; 2907288253Sadrian break; 2908288253Sadrian case IEEE80211_CIPHER_TKIP: 2909288253Sadrian cipher = AR_CIPHER_TKIP; 2910288253Sadrian break; 2911288253Sadrian case IEEE80211_CIPHER_CCMP: 2912288253Sadrian cipher = AR_CIPHER_AES; 2913288253Sadrian break; 2914288253Sadrian default: 2915288253Sadrian return; 2916288253Sadrian } 2917288253Sadrian key.cipher = htole16(cipher); 2918288253Sadrian memcpy(key.key, k->k_key, MIN(k->k_len, 16)); 2919288290Sadrian error = otus_cmd(sc, AR_CMD_EKEY, &key, sizeof key, NULL, 0); 2920288253Sadrian if (error != 0 || k->k_cipher != IEEE80211_CIPHER_TKIP) 2921288253Sadrian return; 2922288253Sadrian 2923288253Sadrian /* TKIP: set Tx/Rx MIC Key. */ 2924288253Sadrian key.kix = htole16(1); 2925288253Sadrian memcpy(key.key, k->k_key + 16, 16); 2926288290Sadrian (void)otus_cmd(sc, AR_CMD_EKEY, &key, sizeof key, NULL, 0); 2927288253Sadrian} 2928288253Sadrian 2929288253Sadrianvoid 2930288253Sadrianotus_delete_key(struct ieee80211com *ic, struct ieee80211_node *ni, 2931288253Sadrian struct ieee80211_key *k) 2932288253Sadrian{ 2933288253Sadrian struct otus_softc *sc = ic->ic_softc; 2934288253Sadrian struct otus_cmd_key cmd; 2935288253Sadrian 2936288253Sadrian if (!(ic->ic_if.if_flags & IFF_RUNNING) || 2937288253Sadrian ic->ic_state != IEEE80211_S_RUN) 2938288253Sadrian return; /* Nothing to do. */ 2939288253Sadrian 2940288253Sadrian /* Do it in a process context. */ 2941288253Sadrian cmd.key = *k; 2942288253Sadrian cmd.associd = (ni != NULL) ? ni->ni_associd : 0; 2943288253Sadrian otus_do_async(sc, otus_delete_key_cb, &cmd, sizeof cmd); 2944288253Sadrian} 2945288253Sadrian 2946288253Sadrianvoid 2947288253Sadrianotus_delete_key_cb(struct otus_softc *sc, void *arg) 2948288253Sadrian{ 2949288253Sadrian struct otus_cmd_key *cmd = arg; 2950288253Sadrian struct ieee80211_key *k = &cmd->key; 2951288253Sadrian uint32_t uid; 2952288253Sadrian 2953288253Sadrian if (k->k_flags & IEEE80211_KEY_GROUP) 2954288253Sadrian uid = htole32(k->k_id); 2955288253Sadrian else 2956288253Sadrian uid = htole32(OTUS_UID(cmd->associd)); 2957288290Sadrian (void)otus_cmd(sc, AR_CMD_DKEY, &uid, sizeof uid, NULL, 0); 2958288253Sadrian} 2959288253Sadrian#endif 2960288253Sadrian 2961288253Sadrian/* 2962288253Sadrian * XXX TODO: check if we have to be doing any calibration in the host 2963288253Sadrian * or whether it's purely a firmware thing. 2964288253Sadrian */ 2965288253Sadrianvoid 2966288253Sadrianotus_calibrate_to(void *arg, int pending) 2967288253Sadrian{ 2968288253Sadrian#if 0 2969288253Sadrian struct otus_softc *sc = arg; 2970288253Sadrian 2971288253Sadrian device_printf(sc->sc_dev, "%s: called\n", __func__); 2972288253Sadrian struct ieee80211com *ic = &sc->sc_ic; 2973288253Sadrian struct ieee80211_node *ni; 2974288253Sadrian int s; 2975288253Sadrian 2976288253Sadrian if (usbd_is_dying(sc->sc_udev)) 2977288253Sadrian return; 2978288253Sadrian 2979288253Sadrian usbd_ref_incr(sc->sc_udev); 2980288253Sadrian 2981288253Sadrian s = splnet(); 2982288253Sadrian ni = ic->ic_bss; 2983288253Sadrian ieee80211_amrr_choose(&sc->amrr, ni, &((struct otus_node *)ni)->amn); 2984288253Sadrian splx(s); 2985288253Sadrian 2986288253Sadrian if (!usbd_is_dying(sc->sc_udev)) 2987288253Sadrian timeout_add_sec(&sc->calib_to, 1); 2988288253Sadrian 2989288253Sadrian usbd_ref_decr(sc->sc_udev); 2990288253Sadrian#endif 2991288253Sadrian} 2992288253Sadrian 2993288253Sadrianint 2994288253Sadrianotus_set_bssid(struct otus_softc *sc, const uint8_t *bssid) 2995288253Sadrian{ 2996288253Sadrian 2997288253Sadrian OTUS_LOCK_ASSERT(sc); 2998288253Sadrian 2999288253Sadrian otus_write(sc, AR_MAC_REG_BSSID_L, 3000288253Sadrian bssid[0] | bssid[1] << 8 | bssid[2] << 16 | bssid[3] << 24); 3001288253Sadrian otus_write(sc, AR_MAC_REG_BSSID_H, 3002288253Sadrian bssid[4] | bssid[5] << 8); 3003288253Sadrian return otus_write_barrier(sc); 3004288253Sadrian} 3005288253Sadrian 3006288253Sadrianint 3007288253Sadrianotus_set_macaddr(struct otus_softc *sc, const uint8_t *addr) 3008288253Sadrian{ 3009288253Sadrian OTUS_LOCK_ASSERT(sc); 3010288253Sadrian 3011288253Sadrian otus_write(sc, AR_MAC_REG_MAC_ADDR_L, 3012288253Sadrian addr[0] | addr[1] << 8 | addr[2] << 16 | addr[3] << 24); 3013288253Sadrian otus_write(sc, AR_MAC_REG_MAC_ADDR_H, 3014288253Sadrian addr[4] | addr[5] << 8); 3015288253Sadrian return otus_write_barrier(sc); 3016288253Sadrian} 3017288253Sadrian 3018288253Sadrian/* Default single-LED. */ 3019288253Sadrianvoid 3020288253Sadrianotus_led_newstate_type1(struct otus_softc *sc) 3021288253Sadrian{ 3022288253Sadrian /* TBD */ 3023288253Sadrian device_printf(sc->sc_dev, "%s: TODO\n", __func__); 3024288253Sadrian} 3025288253Sadrian 3026288253Sadrian/* NETGEAR, dual-LED. */ 3027288253Sadrianvoid 3028288253Sadrianotus_led_newstate_type2(struct otus_softc *sc) 3029288253Sadrian{ 3030288253Sadrian /* TBD */ 3031288253Sadrian device_printf(sc->sc_dev, "%s: TODO\n", __func__); 3032288253Sadrian} 3033288253Sadrian 3034288253Sadrian/* NETGEAR, single-LED/3 colors (blue, red, purple.) */ 3035288253Sadrianvoid 3036288253Sadrianotus_led_newstate_type3(struct otus_softc *sc) 3037288253Sadrian{ 3038288253Sadrian#if 0 3039288253Sadrian struct ieee80211com *ic = &sc->sc_ic; 3040288253Sadrian struct ieee80211vap *vap = TAILQ_FIRST(&ic->ic_vaps); 3041288253Sadrian 3042288253Sadrian uint32_t state = sc->led_state; 3043288253Sadrian 3044288253Sadrian OTUS_LOCK_ASSERT(sc); 3045288253Sadrian 3046288253Sadrian if (!vap) { 3047288253Sadrian state = 0; /* led off */ 3048288253Sadrian } else if (vap->iv_state == IEEE80211_S_INIT) { 3049288253Sadrian state = 0; /* LED off. */ 3050288253Sadrian } else if (vap->iv_state == IEEE80211_S_RUN) { 3051288253Sadrian /* Associated, LED always on. */ 3052288253Sadrian if (IEEE80211_IS_CHAN_2GHZ(sc->sc_curchan)) 3053288253Sadrian state = AR_LED0_ON; /* 2GHz=>Red. */ 3054288253Sadrian else 3055288253Sadrian state = AR_LED1_ON; /* 5GHz=>Blue. */ 3056288253Sadrian } else { 3057288253Sadrian /* Scanning, blink LED. */ 3058288253Sadrian state ^= AR_LED0_ON | AR_LED1_ON; 3059288253Sadrian if (IEEE80211_IS_CHAN_2GHZ(sc->sc_curchan)) 3060288253Sadrian state &= ~AR_LED1_ON; 3061288253Sadrian else 3062288253Sadrian state &= ~AR_LED0_ON; 3063288253Sadrian } 3064288253Sadrian if (state != sc->led_state) { 3065289781Sadrian otus_write(sc, AR_GPIO_REG_PORT_DATA, state); 3066288253Sadrian if (otus_write_barrier(sc) == 0) 3067288253Sadrian sc->led_state = state; 3068288253Sadrian } 3069288253Sadrian#endif 3070288253Sadrian} 3071288253Sadrian 3072298919Sadrianstatic uint8_t zero_macaddr[IEEE80211_ADDR_LEN] = { 0,0,0,0,0,0 }; 3073298919Sadrian 3074290029Sadrian/* 3075298919Sadrian * Set up operating mode, MAC/BSS address and RX filter. 3076290029Sadrian */ 3077298919Sadrianstatic void 3078290029Sadrianotus_set_operating_mode(struct otus_softc *sc) 3079290029Sadrian{ 3080290029Sadrian struct ieee80211com *ic = &sc->sc_ic; 3081298919Sadrian struct ieee80211vap *vap; 3082298919Sadrian uint32_t cam_mode = AR_MAC_CAM_DEFAULTS; 3083298919Sadrian uint32_t rx_ctrl = AR_MAC_RX_CTRL_DEAGG | AR_MAC_RX_CTRL_SHORT_FILTER; 3084298919Sadrian uint32_t sniffer = AR_MAC_SNIFFER_DEFAULTS; 3085298919Sadrian uint32_t enc_mode = 0x78; /* XXX */ 3086298919Sadrian const uint8_t *macaddr; 3087298919Sadrian uint8_t bssid[IEEE80211_ADDR_LEN]; 3088298919Sadrian struct ieee80211_node *ni; 3089290029Sadrian 3090290029Sadrian OTUS_LOCK_ASSERT(sc); 3091290029Sadrian 3092298919Sadrian /* 3093298919Sadrian * If we're in sniffer mode or we don't have a MAC 3094298919Sadrian * address assigned, ensure it gets reset to all-zero. 3095298919Sadrian */ 3096298919Sadrian IEEE80211_ADDR_COPY(bssid, zero_macaddr); 3097298919Sadrian vap = TAILQ_FIRST(&ic->ic_vaps); 3098347511Savos macaddr = vap ? vap->iv_myaddr : ic->ic_macaddr; 3099290029Sadrian 3100290029Sadrian switch (ic->ic_opmode) { 3101290029Sadrian case IEEE80211_M_STA: 3102298919Sadrian if (vap) { 3103298919Sadrian ni = ieee80211_ref_node(vap->iv_bss); 3104298919Sadrian IEEE80211_ADDR_COPY(bssid, ni->ni_bssid); 3105298919Sadrian ieee80211_free_node(ni); 3106298919Sadrian } 3107298919Sadrian cam_mode |= AR_MAC_CAM_STA; 3108298919Sadrian rx_ctrl |= AR_MAC_RX_CTRL_PASS_TO_HOST; 3109290029Sadrian break; 3110290029Sadrian case IEEE80211_M_MONITOR: 3111298919Sadrian /* 3112298919Sadrian * Note: monitor mode ends up causing the MAC to 3113298919Sadrian * generate ACK frames for everything it sees. 3114298919Sadrian * So don't do that; instead just put it in STA mode 3115298919Sadrian * and disable RX filters. 3116298919Sadrian */ 3117290029Sadrian default: 3118298919Sadrian cam_mode |= AR_MAC_CAM_STA; 3119298919Sadrian rx_ctrl |= AR_MAC_RX_CTRL_PASS_TO_HOST; 3120290029Sadrian break; 3121290029Sadrian } 3122290029Sadrian 3123298919Sadrian /* 3124298919Sadrian * TODO: if/when we do hardware encryption, ensure it's 3125298919Sadrian * disabled if the NIC is in monitor mode. 3126298919Sadrian */ 3127298919Sadrian otus_write(sc, AR_MAC_REG_SNIFFER, sniffer); 3128290029Sadrian otus_write(sc, AR_MAC_REG_CAM_MODE, cam_mode); 3129298919Sadrian otus_write(sc, AR_MAC_REG_ENCRYPTION, enc_mode); 3130298919Sadrian otus_write(sc, AR_MAC_REG_RX_CONTROL, rx_ctrl); 3131298919Sadrian otus_set_macaddr(sc, macaddr); 3132298919Sadrian otus_set_bssid(sc, bssid); 3133298919Sadrian /* XXX barrier? */ 3134298919Sadrian} 3135290029Sadrian 3136298919Sadrianstatic void 3137298919Sadrianotus_set_rx_filter(struct otus_softc *sc) 3138298919Sadrian{ 3139298919Sadrian// struct ieee80211com *ic = &sc->sc_ic; 3140298919Sadrian 3141298919Sadrian OTUS_LOCK_ASSERT(sc); 3142298919Sadrian 3143298919Sadrian#if 0 3144298919Sadrian if (ic->ic_allmulti > 0 || ic->ic_promisc > 0 || 3145298919Sadrian ic->ic_opmode == IEEE80211_M_MONITOR) { 3146298919Sadrian otus_write(sc, AR_MAC_REG_FRAMETYPE_FILTER, 0xff00ffff); 3147298919Sadrian } else { 3148298919Sadrian#endif 3149298919Sadrian /* Filter any control frames, BAR is bit 24. */ 3150298919Sadrian otus_write(sc, AR_MAC_REG_FRAMETYPE_FILTER, 0x0500ffff); 3151298919Sadrian#if 0 3152298919Sadrian } 3153298919Sadrian#endif 3154290029Sadrian} 3155290029Sadrian 3156288253Sadrianint 3157288253Sadrianotus_init(struct otus_softc *sc) 3158288253Sadrian{ 3159288253Sadrian struct ieee80211com *ic = &sc->sc_ic; 3160288253Sadrian int error; 3161288253Sadrian 3162288253Sadrian OTUS_UNLOCK_ASSERT(sc); 3163288253Sadrian 3164288253Sadrian OTUS_LOCK(sc); 3165288253Sadrian 3166288253Sadrian /* Drain any pending TX frames */ 3167288253Sadrian otus_drain_mbufq(sc); 3168288253Sadrian 3169288253Sadrian /* Init MAC */ 3170288253Sadrian if ((error = otus_init_mac(sc)) != 0) { 3171288253Sadrian OTUS_UNLOCK(sc); 3172288253Sadrian device_printf(sc->sc_dev, 3173288253Sadrian "%s: could not initialize MAC\n", __func__); 3174288253Sadrian return error; 3175288253Sadrian } 3176288253Sadrian 3177298919Sadrian otus_set_operating_mode(sc); 3178298919Sadrian otus_set_rx_filter(sc); 3179290029Sadrian (void) otus_set_operating_mode(sc); 3180288253Sadrian 3181288253Sadrian sc->bb_reset = 1; /* Force cold reset. */ 3182288253Sadrian 3183288253Sadrian if ((error = otus_set_chan(sc, ic->ic_curchan, 0)) != 0) { 3184288253Sadrian OTUS_UNLOCK(sc); 3185288253Sadrian device_printf(sc->sc_dev, 3186288253Sadrian "%s: could not set channel\n", __func__); 3187288253Sadrian return error; 3188288253Sadrian } 3189288253Sadrian 3190288253Sadrian /* Start Rx. */ 3191289781Sadrian otus_write(sc, AR_MAC_REG_DMA_TRIGGER, 0x100); 3192288253Sadrian (void)otus_write_barrier(sc); 3193288253Sadrian 3194288253Sadrian sc->sc_running = 1; 3195288253Sadrian 3196288253Sadrian OTUS_UNLOCK(sc); 3197288253Sadrian return 0; 3198288253Sadrian} 3199288253Sadrian 3200288253Sadrianvoid 3201288253Sadrianotus_stop(struct otus_softc *sc) 3202288253Sadrian{ 3203288253Sadrian#if 0 3204288253Sadrian int s; 3205288253Sadrian#endif 3206288253Sadrian 3207288253Sadrian OTUS_UNLOCK_ASSERT(sc); 3208288253Sadrian 3209288253Sadrian OTUS_LOCK(sc); 3210288253Sadrian sc->sc_running = 0; 3211288253Sadrian sc->sc_tx_timer = 0; 3212288253Sadrian OTUS_UNLOCK(sc); 3213288253Sadrian 3214288253Sadrian taskqueue_drain_timeout(taskqueue_thread, &sc->scan_to); 3215288253Sadrian taskqueue_drain_timeout(taskqueue_thread, &sc->calib_to); 3216288253Sadrian taskqueue_drain(taskqueue_thread, &sc->tx_task); 3217288253Sadrian 3218288253Sadrian OTUS_LOCK(sc); 3219288253Sadrian sc->sc_running = 0; 3220288253Sadrian /* Stop Rx. */ 3221289781Sadrian otus_write(sc, AR_MAC_REG_DMA_TRIGGER, 0); 3222288253Sadrian (void)otus_write_barrier(sc); 3223288253Sadrian 3224288253Sadrian /* Drain any pending TX frames */ 3225288253Sadrian otus_drain_mbufq(sc); 3226288253Sadrian 3227288253Sadrian OTUS_UNLOCK(sc); 3228288253Sadrian} 3229