if_otus.c revision 289556
1288253Sadrian/* $OpenBSD: if_otus.c,v 1.46 2015/03/14 03:38:49 jsg 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: head/sys/dev/otus/if_otus.c 289556 2015-10-19 01:14:26Z adrian $"); 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> 34288253Sadrian#include <sys/socket.h> 35288253Sadrian#include <sys/systm.h> 36288253Sadrian#include <sys/conf.h> 37288253Sadrian#include <sys/bus.h> 38288253Sadrian#include <sys/rman.h> 39288253Sadrian#include <sys/firmware.h> 40288253Sadrian#include <sys/module.h> 41288253Sadrian#include <sys/taskqueue.h> 42288253Sadrian 43288253Sadrian#include <machine/bus.h> 44288253Sadrian#include <machine/resource.h> 45288253Sadrian 46288253Sadrian#include <net/bpf.h> 47288253Sadrian#include <net/if.h> 48288253Sadrian#include <net/if_var.h> 49288253Sadrian#include <net/if_arp.h> 50288253Sadrian#include <net/if_dl.h> 51288253Sadrian#include <net/if_media.h> 52288253Sadrian#include <net/if_types.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> 64288253Sadrian#include <net80211/ieee80211_input.h> 65288319Sadrian#ifdef IEEE80211_SUPPORT_SUPERG 66288319Sadrian#include <net80211/ieee80211_superg.h> 67288319Sadrian#endif 68288253Sadrian 69288253Sadrian#include <dev/usb/usb.h> 70288253Sadrian#include <dev/usb/usbdi.h> 71288253Sadrian#include "usbdevs.h" 72288253Sadrian 73288253Sadrian#define USB_DEBUG_VAR otus_debug 74288253Sadrian#include <dev/usb/usb_debug.h> 75288253Sadrian 76288253Sadrian#include "if_otusreg.h" 77288253Sadrian 78288253Sadrianstatic int otus_debug = 0; 79288253Sadrianstatic SYSCTL_NODE(_hw_usb, OID_AUTO, otus, CTLFLAG_RW, 0, "USB otus"); 80288253SadrianSYSCTL_INT(_hw_usb_otus, OID_AUTO, debug, CTLFLAG_RWTUN, &otus_debug, 0, 81288253Sadrian "Debug level"); 82288253Sadrian#define OTUS_DEBUG_XMIT 0x00000001 83288253Sadrian#define OTUS_DEBUG_RECV 0x00000002 84288253Sadrian#define OTUS_DEBUG_TXDONE 0x00000004 85288253Sadrian#define OTUS_DEBUG_RXDONE 0x00000008 86288253Sadrian#define OTUS_DEBUG_CMD 0x00000010 87288253Sadrian#define OTUS_DEBUG_CMDDONE 0x00000020 88288253Sadrian#define OTUS_DEBUG_RESET 0x00000040 89288253Sadrian#define OTUS_DEBUG_STATE 0x00000080 90288253Sadrian#define OTUS_DEBUG_CMDNOTIFY 0x00000100 91288253Sadrian#define OTUS_DEBUG_REGIO 0x00000200 92288253Sadrian#define OTUS_DEBUG_IRQ 0x00000400 93288253Sadrian#define OTUS_DEBUG_TXCOMP 0x00000800 94288253Sadrian#define OTUS_DEBUG_ANY 0xffffffff 95288253Sadrian 96288253Sadrian#define OTUS_DPRINTF(sc, dm, ...) \ 97288253Sadrian do { \ 98288253Sadrian if ((dm == OTUS_DEBUG_ANY) || (dm & otus_debug)) \ 99288253Sadrian device_printf(sc->sc_dev, __VA_ARGS__); \ 100288253Sadrian } while (0) 101288253Sadrian 102288253Sadrian#define OTUS_DEV(v, p) { USB_VPI(v, p, 0) } 103288253Sadrianstatic const STRUCT_USB_HOST_ID otus_devs[] = { 104288253Sadrian OTUS_DEV(USB_VENDOR_ACCTON, USB_PRODUCT_ACCTON_WN7512), 105288253Sadrian OTUS_DEV(USB_VENDOR_ATHEROS2, USB_PRODUCT_ATHEROS2_3CRUSBN275), 106288253Sadrian OTUS_DEV(USB_VENDOR_ATHEROS2, USB_PRODUCT_ATHEROS2_TG121N), 107288253Sadrian OTUS_DEV(USB_VENDOR_ATHEROS2, USB_PRODUCT_ATHEROS2_AR9170), 108288253Sadrian OTUS_DEV(USB_VENDOR_ATHEROS2, USB_PRODUCT_ATHEROS2_WN612), 109288253Sadrian OTUS_DEV(USB_VENDOR_ATHEROS2, USB_PRODUCT_ATHEROS2_WN821NV2), 110288253Sadrian OTUS_DEV(USB_VENDOR_AVM, USB_PRODUCT_AVM_FRITZWLAN), 111288253Sadrian OTUS_DEV(USB_VENDOR_CACE, USB_PRODUCT_CACE_AIRPCAPNX), 112288253Sadrian OTUS_DEV(USB_VENDOR_DLINK2, USB_PRODUCT_DLINK2_DWA130D1), 113288253Sadrian OTUS_DEV(USB_VENDOR_DLINK2, USB_PRODUCT_DLINK2_DWA160A1), 114288253Sadrian OTUS_DEV(USB_VENDOR_DLINK2, USB_PRODUCT_DLINK2_DWA160A2), 115288253Sadrian OTUS_DEV(USB_VENDOR_IODATA, USB_PRODUCT_IODATA_WNGDNUS2), 116288253Sadrian OTUS_DEV(USB_VENDOR_NEC, USB_PRODUCT_NEC_WL300NUG), 117288253Sadrian OTUS_DEV(USB_VENDOR_NETGEAR, USB_PRODUCT_NETGEAR_WN111V2), 118288253Sadrian OTUS_DEV(USB_VENDOR_NETGEAR, USB_PRODUCT_NETGEAR_WNA1000), 119288253Sadrian OTUS_DEV(USB_VENDOR_NETGEAR, USB_PRODUCT_NETGEAR_WNDA3100), 120288253Sadrian OTUS_DEV(USB_VENDOR_PLANEX2, USB_PRODUCT_PLANEX2_GW_US300), 121288253Sadrian OTUS_DEV(USB_VENDOR_WISTRONNEWEB, USB_PRODUCT_WISTRONNEWEB_O8494), 122288253Sadrian OTUS_DEV(USB_VENDOR_WISTRONNEWEB, USB_PRODUCT_WISTRONNEWEB_WNC0600), 123288253Sadrian OTUS_DEV(USB_VENDOR_ZCOM, USB_PRODUCT_ZCOM_UB81), 124288253Sadrian OTUS_DEV(USB_VENDOR_ZCOM, USB_PRODUCT_ZCOM_UB82), 125288253Sadrian OTUS_DEV(USB_VENDOR_ZYDAS, USB_PRODUCT_ZYDAS_ZD1221), 126288253Sadrian OTUS_DEV(USB_VENDOR_ZYXEL, USB_PRODUCT_ZYXEL_NWD271N), 127288253Sadrian}; 128288253Sadrian 129288253Sadrianstatic device_probe_t otus_match; 130288253Sadrianstatic device_attach_t otus_attach; 131288253Sadrianstatic device_detach_t otus_detach; 132288253Sadrian 133288253Sadrianstatic int otus_attachhook(struct otus_softc *); 134288253Sadrianvoid otus_get_chanlist(struct otus_softc *); 135288253Sadrianint otus_load_firmware(struct otus_softc *, const char *, 136288253Sadrian uint32_t); 137288253Sadrianint otus_open_pipes(struct otus_softc *); 138288253Sadrianvoid otus_close_pipes(struct otus_softc *); 139288253Sadrian 140288253Sadrianstatic int otus_alloc_tx_cmd_list(struct otus_softc *); 141288253Sadrianstatic void otus_free_tx_cmd_list(struct otus_softc *); 142288253Sadrian 143288253Sadrianstatic int otus_alloc_rx_list(struct otus_softc *); 144288253Sadrianstatic void otus_free_rx_list(struct otus_softc *); 145288253Sadrianstatic int otus_alloc_tx_list(struct otus_softc *); 146288253Sadrianstatic void otus_free_tx_list(struct otus_softc *); 147288253Sadrianstatic void otus_free_list(struct otus_softc *, struct otus_data [], int); 148288253Sadrianstatic struct otus_data *_otus_getbuf(struct otus_softc *); 149288253Sadrianstatic struct otus_data *otus_getbuf(struct otus_softc *); 150288253Sadrianstatic void otus_freebuf(struct otus_softc *, struct otus_data *); 151288253Sadrian 152288253Sadrianstatic struct otus_tx_cmd *_otus_get_txcmd(struct otus_softc *); 153288253Sadrianstatic struct otus_tx_cmd *otus_get_txcmd(struct otus_softc *); 154288253Sadrianstatic void otus_free_txcmd(struct otus_softc *, struct otus_tx_cmd *); 155288253Sadrian 156288253Sadrianvoid otus_next_scan(void *, int); 157288253Sadrianstatic void otus_tx_task(void *, int pending); 158288253Sadrianstatic void otus_wme_update_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 *); 167288253Sadrianstruct ieee80211_node *otus_node_alloc(struct ieee80211com *); 168288253Sadrianint otus_media_change(struct ifnet *); 169288253Sadrianint otus_read_eeprom(struct otus_softc *); 170288253Sadrianvoid otus_newassoc(struct ieee80211_node *, int); 171288253Sadrianvoid otus_cmd_rxeof(struct otus_softc *, uint8_t *, int); 172288253Sadrianvoid otus_sub_rxeof(struct otus_softc *, uint8_t *, int, 173288253Sadrian struct mbufq *); 174288253Sadrianstatic int otus_tx(struct otus_softc *, struct ieee80211_node *, 175288253Sadrian struct mbuf *, struct otus_data *); 176288253Sadrianint otus_ioctl(struct ifnet *, u_long, caddr_t); 177288253Sadrianint otus_set_multi(struct otus_softc *); 178288253Sadrianstatic void otus_updateedca(struct otus_softc *sc); 179288253Sadrianstatic void otus_updateslot(struct otus_softc *sc); 180288253Sadrianint otus_init_mac(struct otus_softc *); 181288253Sadrianuint32_t otus_phy_get_def(struct otus_softc *, uint32_t); 182288253Sadrianint otus_set_board_values(struct otus_softc *, 183288253Sadrian struct ieee80211_channel *); 184288253Sadrianint otus_program_phy(struct otus_softc *, 185288253Sadrian struct ieee80211_channel *); 186288253Sadrianint otus_set_rf_bank4(struct otus_softc *, 187288253Sadrian struct ieee80211_channel *); 188288253Sadrianvoid otus_get_delta_slope(uint32_t, uint32_t *, uint32_t *); 189288253Sadrianstatic int otus_set_chan(struct otus_softc *, struct ieee80211_channel *, 190288253Sadrian int); 191288253Sadrianint otus_set_key(struct ieee80211com *, struct ieee80211_node *, 192288253Sadrian struct ieee80211_key *); 193288253Sadrianvoid otus_set_key_cb(struct otus_softc *, void *); 194288253Sadrianvoid otus_delete_key(struct ieee80211com *, struct ieee80211_node *, 195288253Sadrian struct ieee80211_key *); 196288253Sadrianvoid otus_delete_key_cb(struct otus_softc *, void *); 197288253Sadrianvoid otus_calibrate_to(void *, int); 198288253Sadrianint otus_set_bssid(struct otus_softc *, const uint8_t *); 199288253Sadrianint otus_set_macaddr(struct otus_softc *, const uint8_t *); 200288253Sadrianvoid otus_led_newstate_type1(struct otus_softc *); 201288253Sadrianvoid otus_led_newstate_type2(struct otus_softc *); 202288253Sadrianvoid otus_led_newstate_type3(struct otus_softc *); 203288253Sadrianint otus_init(struct otus_softc *sc); 204288253Sadrianvoid otus_stop(struct otus_softc *sc); 205288253Sadrian 206288253Sadrianstatic device_method_t otus_methods[] = { 207288253Sadrian DEVMETHOD(device_probe, otus_match), 208288253Sadrian DEVMETHOD(device_attach, otus_attach), 209288253Sadrian DEVMETHOD(device_detach, otus_detach), 210288253Sadrian 211288253Sadrian DEVMETHOD_END 212288253Sadrian}; 213288253Sadrian 214288253Sadrianstatic driver_t otus_driver = { 215288253Sadrian .name = "otus", 216288253Sadrian .methods = otus_methods, 217288253Sadrian .size = sizeof(struct otus_softc) 218288253Sadrian}; 219288253Sadrian 220288253Sadrianstatic devclass_t otus_devclass; 221288253Sadrian 222288253SadrianDRIVER_MODULE(otus, uhub, otus_driver, otus_devclass, NULL, 0); 223288253SadrianMODULE_DEPEND(otus, wlan, 1, 1, 1); 224288253SadrianMODULE_DEPEND(otus, usb, 1, 1, 1); 225288253SadrianMODULE_DEPEND(otus, firmware, 1, 1, 1); 226288253SadrianMODULE_VERSION(otus, 1); 227288253Sadrian 228288253Sadrianstatic usb_callback_t otus_bulk_tx_callback; 229288253Sadrianstatic usb_callback_t otus_bulk_rx_callback; 230288253Sadrianstatic usb_callback_t otus_bulk_irq_callback; 231288253Sadrianstatic usb_callback_t otus_bulk_cmd_callback; 232288253Sadrian 233288253Sadrianstatic const struct usb_config otus_config[OTUS_N_XFER] = { 234288253Sadrian [OTUS_BULK_TX] = { 235288253Sadrian .type = UE_BULK, 236288253Sadrian .endpoint = UE_ADDR_ANY, 237288253Sadrian .direction = UE_DIR_OUT, 238288253Sadrian .bufsize = 0x200, 239288253Sadrian .flags = {.pipe_bof = 1,.force_short_xfer = 1,}, 240288253Sadrian .callback = otus_bulk_tx_callback, 241288253Sadrian .timeout = 5000, /* ms */ 242288253Sadrian }, 243288253Sadrian [OTUS_BULK_RX] = { 244288253Sadrian .type = UE_BULK, 245288253Sadrian .endpoint = UE_ADDR_ANY, 246288253Sadrian .direction = UE_DIR_IN, 247288253Sadrian .bufsize = OTUS_RXBUFSZ, 248288253Sadrian .flags = { .ext_buffer = 1, .pipe_bof = 1,.short_xfer_ok = 1,}, 249288253Sadrian .callback = otus_bulk_rx_callback, 250288253Sadrian }, 251288253Sadrian [OTUS_BULK_IRQ] = { 252288253Sadrian .type = UE_INTERRUPT, 253288253Sadrian .endpoint = UE_ADDR_ANY, 254288253Sadrian .direction = UE_DIR_IN, 255288253Sadrian .bufsize = OTUS_MAX_CTRLSZ, 256288253Sadrian .flags = {.pipe_bof = 1,.short_xfer_ok = 1,}, 257288253Sadrian .callback = otus_bulk_irq_callback, 258288253Sadrian }, 259288253Sadrian [OTUS_BULK_CMD] = { 260288253Sadrian .type = UE_INTERRUPT, 261288253Sadrian .endpoint = UE_ADDR_ANY, 262288253Sadrian .direction = UE_DIR_OUT, 263288253Sadrian .bufsize = OTUS_MAX_CTRLSZ, 264288253Sadrian .flags = {.pipe_bof = 1,.force_short_xfer = 1,}, 265288253Sadrian .callback = otus_bulk_cmd_callback, 266288253Sadrian .timeout = 5000, /* ms */ 267288253Sadrian }, 268288253Sadrian}; 269288253Sadrian 270288253Sadrianstatic int 271288253Sadrianotus_match(device_t self) 272288253Sadrian{ 273288253Sadrian struct usb_attach_arg *uaa = device_get_ivars(self); 274288253Sadrian 275288253Sadrian if (uaa->usb_mode != USB_MODE_HOST || 276288253Sadrian uaa->info.bIfaceIndex != 0 || 277288253Sadrian uaa->info.bConfigIndex != 0) 278288253Sadrian return (ENXIO); 279288253Sadrian 280288253Sadrian return (usbd_lookup_id_by_uaa(otus_devs, sizeof(otus_devs), uaa)); 281288253Sadrian} 282288253Sadrian 283288253Sadrianstatic int 284288253Sadrianotus_attach(device_t self) 285288253Sadrian{ 286288253Sadrian struct usb_attach_arg *uaa = device_get_ivars(self); 287288253Sadrian struct otus_softc *sc = device_get_softc(self); 288288253Sadrian int error; 289288253Sadrian uint8_t iface_index; 290288253Sadrian 291288253Sadrian device_set_usb_desc(self); 292288253Sadrian sc->sc_udev = uaa->device; 293288253Sadrian sc->sc_dev = self; 294288253Sadrian 295288253Sadrian mtx_init(&sc->sc_mtx, device_get_nameunit(self), MTX_NETWORK_LOCK, 296288253Sadrian MTX_DEF); 297288253Sadrian 298288253Sadrian TIMEOUT_TASK_INIT(taskqueue_thread, &sc->scan_to, 0, otus_next_scan, sc); 299288253Sadrian TIMEOUT_TASK_INIT(taskqueue_thread, &sc->calib_to, 0, otus_calibrate_to, sc); 300288253Sadrian TASK_INIT(&sc->tx_task, 0, otus_tx_task, sc); 301288253Sadrian TASK_INIT(&sc->wme_update_task, 0, otus_wme_update_task, sc); 302288253Sadrian mbufq_init(&sc->sc_snd, ifqmaxlen); 303288253Sadrian 304288253Sadrian iface_index = 0; 305288253Sadrian error = usbd_transfer_setup(uaa->device, &iface_index, sc->sc_xfer, 306288253Sadrian otus_config, OTUS_N_XFER, sc, &sc->sc_mtx); 307288253Sadrian if (error) { 308288253Sadrian device_printf(sc->sc_dev, 309288253Sadrian "could not allocate USB transfers, err=%s\n", 310288253Sadrian usbd_errstr(error)); 311288253Sadrian goto fail_usb; 312288253Sadrian } 313288253Sadrian 314288253Sadrian if ((error = otus_open_pipes(sc)) != 0) { 315288253Sadrian device_printf(sc->sc_dev, "%s: could not open pipes\n", 316288253Sadrian __func__); 317288253Sadrian goto fail; 318288253Sadrian } 319288253Sadrian 320288253Sadrian /* XXX check return status; fail out if appropriate */ 321288253Sadrian if (otus_attachhook(sc) != 0) 322288253Sadrian goto fail; 323288253Sadrian 324288253Sadrian return (0); 325288253Sadrian 326288253Sadrianfail: 327288253Sadrian otus_close_pipes(sc); 328288253Sadrianfail_usb: 329288253Sadrian mtx_destroy(&sc->sc_mtx); 330288253Sadrian return (ENXIO); 331288253Sadrian} 332288253Sadrian 333288253Sadrianstatic int 334288253Sadrianotus_detach(device_t self) 335288253Sadrian{ 336288253Sadrian struct otus_softc *sc = device_get_softc(self); 337288253Sadrian struct ieee80211com *ic = &sc->sc_ic; 338288253Sadrian 339288253Sadrian otus_stop(sc); 340288253Sadrian 341288253Sadrian usbd_transfer_unsetup(sc->sc_xfer, OTUS_N_XFER); 342288253Sadrian 343288253Sadrian taskqueue_drain_timeout(taskqueue_thread, &sc->scan_to); 344288253Sadrian taskqueue_drain_timeout(taskqueue_thread, &sc->calib_to); 345288253Sadrian taskqueue_drain(taskqueue_thread, &sc->tx_task); 346288253Sadrian taskqueue_drain(taskqueue_thread, &sc->wme_update_task); 347288253Sadrian 348288319Sadrian otus_close_pipes(sc); 349288253Sadrian#if 0 350288253Sadrian /* Wait for all queued asynchronous commands to complete. */ 351288253Sadrian usb_rem_wait_task(sc->sc_udev, &sc->sc_task); 352288253Sadrian 353288253Sadrian usbd_ref_wait(sc->sc_udev); 354288253Sadrian#endif 355288253Sadrian 356288253Sadrian ieee80211_ifdetach(ic); 357288253Sadrian mtx_destroy(&sc->sc_mtx); 358288253Sadrian return 0; 359288253Sadrian} 360288253Sadrian 361288253Sadrianstatic void 362288253Sadrianotus_delay_ms(struct otus_softc *sc, int ms) 363288253Sadrian{ 364288253Sadrian 365288253Sadrian DELAY(1000 * ms); 366288253Sadrian} 367288253Sadrian 368288253Sadrianstatic struct ieee80211vap * 369288253Sadrianotus_vap_create(struct ieee80211com *ic, const char name[IFNAMSIZ], int unit, 370288253Sadrian enum ieee80211_opmode opmode, int flags, 371288253Sadrian const uint8_t bssid[IEEE80211_ADDR_LEN], 372288253Sadrian const uint8_t mac[IEEE80211_ADDR_LEN]) 373288253Sadrian{ 374288253Sadrian struct otus_vap *uvp; 375288253Sadrian struct ieee80211vap *vap; 376288253Sadrian 377288253Sadrian if (!TAILQ_EMPTY(&ic->ic_vaps)) /* only one at a time */ 378288253Sadrian return (NULL); 379288253Sadrian 380288253Sadrian uvp = malloc(sizeof(struct otus_vap), M_80211_VAP, M_WAITOK | M_ZERO); 381288253Sadrian vap = &uvp->vap; 382288253Sadrian 383288253Sadrian if (ieee80211_vap_setup(ic, vap, name, unit, opmode, 384288253Sadrian flags, bssid) != 0) { 385288253Sadrian /* out of memory */ 386288253Sadrian free(uvp, M_80211_VAP); 387288253Sadrian return (NULL); 388288253Sadrian } 389288253Sadrian 390288253Sadrian /* override state transition machine */ 391288253Sadrian uvp->newstate = vap->iv_newstate; 392288253Sadrian vap->iv_newstate = otus_newstate; 393288253Sadrian 394288253Sadrian /* XXX TODO: double-check */ 395288253Sadrian vap->iv_ampdu_density = IEEE80211_HTCAP_MPDUDENSITY_16; 396288253Sadrian vap->iv_ampdu_rxmax = IEEE80211_HTCAP_MAXRXAMPDU_32K; 397288253Sadrian 398288253Sadrian ieee80211_ratectl_init(vap); 399288253Sadrian 400288253Sadrian /* complete setup */ 401288253Sadrian ieee80211_vap_attach(vap, ieee80211_media_change, 402288253Sadrian ieee80211_media_status, mac); 403288253Sadrian ic->ic_opmode = opmode; 404288253Sadrian 405288253Sadrian return (vap); 406288253Sadrian} 407288253Sadrian 408288253Sadrianstatic void 409288253Sadrianotus_vap_delete(struct ieee80211vap *vap) 410288253Sadrian{ 411288253Sadrian struct otus_vap *uvp = OTUS_VAP(vap); 412288253Sadrian 413288253Sadrian ieee80211_ratectl_deinit(vap); 414288253Sadrian ieee80211_vap_detach(vap); 415288253Sadrian free(uvp, M_80211_VAP); 416288253Sadrian} 417288253Sadrian 418288253Sadrianstatic void 419288253Sadrianotus_parent(struct ieee80211com *ic) 420288253Sadrian{ 421288253Sadrian struct otus_softc *sc = ic->ic_softc; 422288253Sadrian int startall = 0; 423288253Sadrian 424288253Sadrian if (ic->ic_nrunning > 0) { 425288253Sadrian if (!sc->sc_running) { 426288253Sadrian otus_init(sc); 427288253Sadrian startall = 1; 428288253Sadrian } else { 429288253Sadrian (void) otus_set_multi(sc); 430288253Sadrian } 431288253Sadrian } else if (sc->sc_running) 432288253Sadrian otus_stop(sc); 433288253Sadrian 434288253Sadrian if (startall) 435288253Sadrian ieee80211_start_all(ic); 436288253Sadrian} 437288253Sadrian 438288253Sadrianstatic void 439288253Sadrianotus_drain_mbufq(struct otus_softc *sc) 440288253Sadrian{ 441288253Sadrian struct mbuf *m; 442288253Sadrian struct ieee80211_node *ni; 443288253Sadrian 444288253Sadrian OTUS_LOCK_ASSERT(sc); 445288253Sadrian while ((m = mbufq_dequeue(&sc->sc_snd)) != NULL) { 446288253Sadrian ni = (struct ieee80211_node *) m->m_pkthdr.rcvif; 447288253Sadrian m->m_pkthdr.rcvif = NULL; 448288253Sadrian ieee80211_free_node(ni); 449288253Sadrian m_freem(m); 450288253Sadrian } 451288253Sadrian} 452288253Sadrian 453288253Sadrianstatic void 454288253Sadrianotus_tx_start(struct otus_softc *sc) 455288253Sadrian{ 456288253Sadrian 457288253Sadrian taskqueue_enqueue(taskqueue_thread, &sc->tx_task); 458288253Sadrian} 459288253Sadrian 460288253Sadrianstatic int 461288253Sadrianotus_transmit(struct ieee80211com *ic, struct mbuf *m) 462288253Sadrian{ 463288253Sadrian struct otus_softc *sc = ic->ic_softc; 464288253Sadrian int error; 465288253Sadrian 466288253Sadrian OTUS_LOCK(sc); 467288253Sadrian if (! sc->sc_running) { 468288253Sadrian OTUS_UNLOCK(sc); 469288253Sadrian return (ENXIO); 470288253Sadrian } 471288253Sadrian 472288253Sadrian /* XXX TODO: handle fragments */ 473288253Sadrian error = mbufq_enqueue(&sc->sc_snd, m); 474288253Sadrian if (error) { 475288253Sadrian OTUS_DPRINTF(sc, OTUS_DEBUG_XMIT, 476288253Sadrian "%s: mbufq_enqueue failed: %d\n", 477288253Sadrian __func__, 478288253Sadrian error); 479288253Sadrian OTUS_UNLOCK(sc); 480288253Sadrian return (error); 481288253Sadrian } 482288253Sadrian OTUS_UNLOCK(sc); 483288253Sadrian 484288253Sadrian /* Kick TX */ 485288253Sadrian otus_tx_start(sc); 486288253Sadrian 487288253Sadrian return (0); 488288253Sadrian} 489288253Sadrian 490288253Sadrianstatic void 491288253Sadrian_otus_start(struct otus_softc *sc) 492288253Sadrian{ 493288253Sadrian struct ieee80211_node *ni; 494288253Sadrian struct otus_data *bf; 495288253Sadrian struct mbuf *m; 496288253Sadrian 497288253Sadrian OTUS_LOCK_ASSERT(sc); 498288253Sadrian 499288253Sadrian while ((m = mbufq_dequeue(&sc->sc_snd)) != NULL) { 500288253Sadrian bf = otus_getbuf(sc); 501288253Sadrian if (bf == NULL) { 502288253Sadrian OTUS_DPRINTF(sc, OTUS_DEBUG_XMIT, 503288253Sadrian "%s: failed to get buffer\n", __func__); 504288253Sadrian mbufq_prepend(&sc->sc_snd, m); 505288253Sadrian break; 506288253Sadrian } 507288253Sadrian 508288253Sadrian ni = (struct ieee80211_node *)m->m_pkthdr.rcvif; 509288253Sadrian m->m_pkthdr.rcvif = NULL; 510288253Sadrian 511288253Sadrian if (otus_tx(sc, ni, m, bf) != 0) { 512288253Sadrian OTUS_DPRINTF(sc, OTUS_DEBUG_XMIT, 513288253Sadrian "%s: failed to transmit\n", __func__); 514288253Sadrian if_inc_counter(ni->ni_vap->iv_ifp, 515288253Sadrian IFCOUNTER_OERRORS, 1); 516288253Sadrian otus_freebuf(sc, bf); 517288253Sadrian ieee80211_free_node(ni); 518288253Sadrian m_freem(m); 519288253Sadrian break; 520288253Sadrian } 521288253Sadrian } 522288253Sadrian} 523288253Sadrian 524288253Sadrianstatic void 525288253Sadrianotus_tx_task(void *arg, int pending) 526288253Sadrian{ 527288253Sadrian struct otus_softc *sc = arg; 528288253Sadrian 529288253Sadrian OTUS_LOCK(sc); 530288253Sadrian _otus_start(sc); 531288253Sadrian OTUS_UNLOCK(sc); 532288253Sadrian} 533288253Sadrian 534288253Sadrianstatic int 535288253Sadrianotus_raw_xmit(struct ieee80211_node *ni, struct mbuf *m, 536288253Sadrian const struct ieee80211_bpf_params *params) 537288253Sadrian{ 538288253Sadrian struct ieee80211com *ic= ni->ni_ic; 539288253Sadrian struct otus_softc *sc = ic->ic_softc; 540288253Sadrian struct otus_data *bf = NULL; 541288253Sadrian int error = 0; 542288253Sadrian 543288253Sadrian /* Don't transmit if we're not running */ 544288253Sadrian OTUS_LOCK(sc); 545288253Sadrian if (! sc->sc_running) { 546288253Sadrian error = ENETDOWN; 547288253Sadrian goto error; 548288253Sadrian } 549288253Sadrian 550288253Sadrian bf = otus_getbuf(sc); 551288253Sadrian if (bf == NULL) { 552288253Sadrian error = ENOBUFS; 553288253Sadrian goto error; 554288253Sadrian } 555288253Sadrian 556288253Sadrian /* 557288253Sadrian * XXX TODO: support TX bpf params 558288253Sadrian */ 559288253Sadrian if (otus_tx(sc, ni, m, bf) != 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 void 595288253Sadrianotus_wme_update_task(void *arg, int pending) 596288253Sadrian{ 597288253Sadrian struct otus_softc *sc = arg; 598288253Sadrian 599288253Sadrian OTUS_LOCK(sc); 600288253Sadrian /* 601288253Sadrian * XXX TODO: take temporary copy of EDCA information 602288253Sadrian * when scheduling this so we have a more time-correct view 603288253Sadrian * of things. 604288253Sadrian */ 605288253Sadrian otus_updateedca(sc); 606288253Sadrian OTUS_UNLOCK(sc); 607288253Sadrian} 608288253Sadrian 609288253Sadrianstatic void 610288253Sadrianotus_wme_schedule_update(struct otus_softc *sc) 611288253Sadrian{ 612288253Sadrian 613288253Sadrian taskqueue_enqueue(taskqueue_thread, &sc->wme_update_task); 614288253Sadrian} 615288253Sadrian 616288253Sadrian/* 617288253Sadrian * This is called by net80211 in RX packet context, so we 618288253Sadrian * can't sleep here. 619288253Sadrian * 620288253Sadrian * TODO: have net80211 schedule an update itself for its 621288253Sadrian * own internal taskqueue. 622288253Sadrian */ 623288253Sadrianstatic int 624288253Sadrianotus_wme_update(struct ieee80211com *ic) 625288253Sadrian{ 626288253Sadrian struct otus_softc *sc = ic->ic_softc; 627288253Sadrian 628288253Sadrian otus_wme_schedule_update(sc); 629288253Sadrian return (0); 630288253Sadrian} 631288253Sadrian 632288253Sadrianstatic int 633288253Sadrianotus_ampdu_enable(struct ieee80211_node *ni, struct ieee80211_tx_ampdu *tap) 634288253Sadrian{ 635288253Sadrian 636288253Sadrian /* For now, no A-MPDU TX support in the driver */ 637288253Sadrian return (0); 638288253Sadrian} 639288253Sadrian 640288253Sadrianstatic void 641288253Sadrianotus_scan_start(struct ieee80211com *ic) 642288253Sadrian{ 643288253Sadrian 644288253Sadrian// printf("%s: TODO\n", __func__); 645288253Sadrian} 646288253Sadrian 647288253Sadrianstatic void 648288253Sadrianotus_scan_end(struct ieee80211com *ic) 649288253Sadrian{ 650288253Sadrian 651288253Sadrian// printf("%s: TODO\n", __func__); 652288253Sadrian} 653288253Sadrian 654288253Sadrianstatic void 655288253Sadrianotus_update_mcast(struct ieee80211com *ic) 656288253Sadrian{ 657288253Sadrian struct otus_softc *sc = ic->ic_softc; 658288253Sadrian 659288253Sadrian (void) otus_set_multi(sc); 660288253Sadrian} 661288253Sadrian 662288253Sadrianstatic int 663288253Sadrianotus_attachhook(struct otus_softc *sc) 664288253Sadrian{ 665288253Sadrian struct ieee80211com *ic = &sc->sc_ic; 666288253Sadrian usb_device_request_t req; 667288253Sadrian uint32_t in, out; 668288253Sadrian int error; 669288253Sadrian uint8_t bands; 670288253Sadrian 671288253Sadrian /* Not locked */ 672288253Sadrian error = otus_load_firmware(sc, "otusfw_init", AR_FW_INIT_ADDR); 673288253Sadrian if (error != 0) { 674288253Sadrian device_printf(sc->sc_dev, "%s: could not load %s firmware\n", 675288253Sadrian __func__, "init"); 676288253Sadrian return (ENXIO); 677288253Sadrian } 678288253Sadrian 679288253Sadrian /* XXX not locked? */ 680288253Sadrian otus_delay_ms(sc, 1000); 681288253Sadrian 682288253Sadrian /* Not locked */ 683288253Sadrian error = otus_load_firmware(sc, "otusfw_main", AR_FW_MAIN_ADDR); 684288253Sadrian if (error != 0) { 685288253Sadrian device_printf(sc->sc_dev, "%s: could not load %s firmware\n", 686288253Sadrian __func__, "main"); 687288253Sadrian return (ENXIO); 688288253Sadrian } 689288253Sadrian 690288253Sadrian OTUS_LOCK(sc); 691288253Sadrian 692288253Sadrian /* Tell device that firmware transfer is complete. */ 693288253Sadrian req.bmRequestType = UT_WRITE_VENDOR_DEVICE; 694288253Sadrian req.bRequest = AR_FW_DOWNLOAD_COMPLETE; 695288253Sadrian USETW(req.wValue, 0); 696288253Sadrian USETW(req.wIndex, 0); 697288253Sadrian USETW(req.wLength, 0); 698288253Sadrian if (usbd_do_request_flags(sc->sc_udev, &sc->sc_mtx, &req, NULL, 699288253Sadrian 0, NULL, 250) != 0) { 700288253Sadrian OTUS_UNLOCK(sc); 701288253Sadrian device_printf(sc->sc_dev, 702288253Sadrian "%s: firmware initialization failed\n", 703288253Sadrian __func__); 704288253Sadrian return (ENXIO); 705288253Sadrian } 706288253Sadrian 707288253Sadrian /* Send an ECHO command to check that everything is settled. */ 708288253Sadrian in = 0xbadc0ffe; 709288290Sadrian if (otus_cmd(sc, AR_CMD_ECHO, &in, sizeof in, &out, sizeof(out)) != 0) { 710288253Sadrian OTUS_UNLOCK(sc); 711288253Sadrian device_printf(sc->sc_dev, 712288253Sadrian "%s: echo command failed\n", __func__); 713288253Sadrian return (ENXIO); 714288253Sadrian } 715288253Sadrian if (in != out) { 716288253Sadrian OTUS_UNLOCK(sc); 717288253Sadrian device_printf(sc->sc_dev, 718288253Sadrian "%s: echo reply mismatch: 0x%08x!=0x%08x\n", 719288253Sadrian __func__, in, out); 720288253Sadrian return (ENXIO); 721288253Sadrian } 722288253Sadrian 723288253Sadrian /* Read entire EEPROM. */ 724288253Sadrian if (otus_read_eeprom(sc) != 0) { 725288253Sadrian OTUS_UNLOCK(sc); 726288253Sadrian device_printf(sc->sc_dev, 727288253Sadrian "%s: could not read EEPROM\n", 728288253Sadrian __func__); 729288253Sadrian return (ENXIO); 730288253Sadrian } 731288253Sadrian 732288253Sadrian OTUS_UNLOCK(sc); 733288253Sadrian 734288253Sadrian sc->txmask = sc->eeprom.baseEepHeader.txMask; 735288253Sadrian sc->rxmask = sc->eeprom.baseEepHeader.rxMask; 736288253Sadrian sc->capflags = sc->eeprom.baseEepHeader.opCapFlags; 737288253Sadrian IEEE80211_ADDR_COPY(ic->ic_macaddr, sc->eeprom.baseEepHeader.macAddr); 738288253Sadrian sc->sc_led_newstate = otus_led_newstate_type3; /* XXX */ 739288253Sadrian 740288253Sadrian device_printf(sc->sc_dev, 741288253Sadrian "MAC/BBP AR9170, RF AR%X, MIMO %dT%dR, address %s\n", 742288253Sadrian (sc->capflags & AR5416_OPFLAGS_11A) ? 743288253Sadrian 0x9104 : ((sc->txmask == 0x5) ? 0x9102 : 0x9101), 744288253Sadrian (sc->txmask == 0x5) ? 2 : 1, (sc->rxmask == 0x5) ? 2 : 1, 745288253Sadrian ether_sprintf(ic->ic_macaddr)); 746288253Sadrian 747288253Sadrian ic->ic_softc = sc; 748288253Sadrian ic->ic_name = device_get_nameunit(sc->sc_dev); 749288253Sadrian ic->ic_phytype = IEEE80211_T_OFDM; /* not only, but not used */ 750288253Sadrian ic->ic_opmode = IEEE80211_M_STA; /* default to BSS mode */ 751288253Sadrian 752288253Sadrian /* Set device capabilities. */ 753288253Sadrian ic->ic_caps = 754288253Sadrian IEEE80211_C_STA | /* station mode */ 755288253Sadrian#if 0 756288253Sadrian IEEE80211_C_BGSCAN | /* Background scan. */ 757288253Sadrian#endif 758288253Sadrian IEEE80211_C_SHPREAMBLE | /* Short preamble supported. */ 759288253Sadrian IEEE80211_C_WME | /* WME/QoS */ 760288253Sadrian IEEE80211_C_SHSLOT | /* Short slot time supported. */ 761288253Sadrian IEEE80211_C_FF | /* Atheros fast-frames supported. */ 762289556Sadrian IEEE80211_C_MONITOR | 763288253Sadrian IEEE80211_C_WPA; /* WPA/RSN. */ 764288253Sadrian 765288253Sadrian /* XXX TODO: 11n */ 766288253Sadrian 767288253Sadrian#if 0 768288253Sadrian if (sc->eeprom.baseEepHeader.opCapFlags & AR5416_OPFLAGS_11G) { 769288253Sadrian /* Set supported .11b and .11g rates. */ 770288253Sadrian ic->ic_sup_rates[IEEE80211_MODE_11B] = 771288253Sadrian ieee80211_std_rateset_11b; 772288253Sadrian ic->ic_sup_rates[IEEE80211_MODE_11G] = 773288253Sadrian ieee80211_std_rateset_11g; 774288253Sadrian } 775288253Sadrian if (sc->eeprom.baseEepHeader.opCapFlags & AR5416_OPFLAGS_11A) { 776288253Sadrian /* Set supported .11a rates. */ 777288253Sadrian ic->ic_sup_rates[IEEE80211_MODE_11A] = 778288253Sadrian ieee80211_std_rateset_11a; 779288253Sadrian } 780288253Sadrian#endif 781288253Sadrian 782288253Sadrian#if 0 783288253Sadrian /* Build the list of supported channels. */ 784288253Sadrian otus_get_chanlist(sc); 785288253Sadrian#else 786288253Sadrian /* Set supported .11b and .11g rates. */ 787288253Sadrian bands = 0; 788288253Sadrian if (sc->eeprom.baseEepHeader.opCapFlags & AR5416_OPFLAGS_11G) { 789288253Sadrian setbit(&bands, IEEE80211_MODE_11B); 790288253Sadrian setbit(&bands, IEEE80211_MODE_11G); 791288253Sadrian } 792288253Sadrian if (sc->eeprom.baseEepHeader.opCapFlags & AR5416_OPFLAGS_11A) { 793288253Sadrian setbit(&bands, IEEE80211_MODE_11A); 794288253Sadrian } 795288253Sadrian#if 0 796288253Sadrian if (sc->sc_ht) 797288253Sadrian setbit(&bands, IEEE80211_MODE_11NG); 798288253Sadrian#endif 799288253Sadrian ieee80211_init_channels(ic, NULL, &bands); 800288253Sadrian#endif 801288253Sadrian 802288253Sadrian ieee80211_ifattach(ic); 803288253Sadrian ic->ic_raw_xmit = otus_raw_xmit; 804288253Sadrian ic->ic_scan_start = otus_scan_start; 805288253Sadrian ic->ic_scan_end = otus_scan_end; 806288253Sadrian ic->ic_set_channel = otus_set_channel; 807288253Sadrian ic->ic_vap_create = otus_vap_create; 808288253Sadrian ic->ic_vap_delete = otus_vap_delete; 809288253Sadrian ic->ic_update_mcast = otus_update_mcast; 810288253Sadrian ic->ic_update_promisc = otus_update_mcast; 811288253Sadrian ic->ic_parent = otus_parent; 812288253Sadrian ic->ic_transmit = otus_transmit; 813288253Sadrian ic->ic_update_chw = otus_update_chw; 814288253Sadrian ic->ic_ampdu_enable = otus_ampdu_enable; 815288253Sadrian ic->ic_wme.wme_update = otus_wme_update; 816288253Sadrian ic->ic_newassoc = otus_newassoc; 817288253Sadrian 818288253Sadrian#ifdef notyet 819288253Sadrian ic->ic_set_key = otus_set_key; 820288253Sadrian ic->ic_delete_key = otus_delete_key; 821288253Sadrian#endif 822288253Sadrian 823288253Sadrian ieee80211_radiotap_attach(ic, &sc->sc_txtap.wt_ihdr, 824288253Sadrian sizeof(sc->sc_txtap), OTUS_TX_RADIOTAP_PRESENT, 825288253Sadrian &sc->sc_rxtap.wr_ihdr, sizeof(sc->sc_rxtap), 826288253Sadrian OTUS_RX_RADIOTAP_PRESENT); 827288253Sadrian 828288253Sadrian return (0); 829288253Sadrian} 830288253Sadrian 831288253Sadrianvoid 832288253Sadrianotus_get_chanlist(struct otus_softc *sc) 833288253Sadrian{ 834288253Sadrian struct ieee80211com *ic = &sc->sc_ic; 835288253Sadrian uint16_t domain; 836288253Sadrian uint8_t chan; 837288253Sadrian int i; 838288253Sadrian 839288253Sadrian /* XXX regulatory domain. */ 840288253Sadrian domain = le16toh(sc->eeprom.baseEepHeader.regDmn[0]); 841288253Sadrian OTUS_DPRINTF(sc, OTUS_DEBUG_RESET, "regdomain=0x%04x\n", domain); 842288253Sadrian 843288253Sadrian if (sc->eeprom.baseEepHeader.opCapFlags & AR5416_OPFLAGS_11G) { 844288253Sadrian for (i = 0; i < 14; i++) { 845288253Sadrian chan = ar_chans[i]; 846288253Sadrian ic->ic_channels[chan].ic_freq = 847288253Sadrian ieee80211_ieee2mhz(chan, IEEE80211_CHAN_2GHZ); 848288253Sadrian ic->ic_channels[chan].ic_flags = 849288253Sadrian IEEE80211_CHAN_CCK | IEEE80211_CHAN_OFDM | 850288253Sadrian IEEE80211_CHAN_DYN | IEEE80211_CHAN_2GHZ; 851288253Sadrian } 852288253Sadrian } 853288253Sadrian if (sc->eeprom.baseEepHeader.opCapFlags & AR5416_OPFLAGS_11A) { 854288253Sadrian for (i = 14; i < nitems(ar_chans); i++) { 855288253Sadrian chan = ar_chans[i]; 856288253Sadrian ic->ic_channels[chan].ic_freq = 857288253Sadrian ieee80211_ieee2mhz(chan, IEEE80211_CHAN_5GHZ); 858288253Sadrian ic->ic_channels[chan].ic_flags = IEEE80211_CHAN_A; 859288253Sadrian } 860288253Sadrian } 861288253Sadrian} 862288253Sadrian 863288253Sadrianint 864288253Sadrianotus_load_firmware(struct otus_softc *sc, const char *name, uint32_t addr) 865288253Sadrian{ 866288253Sadrian usb_device_request_t req; 867288253Sadrian char *ptr; 868288253Sadrian const struct firmware *fw; 869288253Sadrian int mlen, error, size; 870288253Sadrian 871288253Sadrian error = 0; 872288253Sadrian 873288253Sadrian /* Read firmware image from the filesystem. */ 874288253Sadrian if ((fw = firmware_get(name)) == NULL) { 875288253Sadrian device_printf(sc->sc_dev, 876288253Sadrian "%s: failed loadfirmware of file %s\n", __func__, name); 877288253Sadrian return (ENXIO); 878288253Sadrian } 879288253Sadrian req.bmRequestType = UT_WRITE_VENDOR_DEVICE; 880288253Sadrian req.bRequest = AR_FW_DOWNLOAD; 881288253Sadrian USETW(req.wIndex, 0); 882288253Sadrian 883288253Sadrian OTUS_LOCK(sc); 884288253Sadrian 885288253Sadrian /* XXX const */ 886288253Sadrian ptr = __DECONST(char *, fw->data); 887288253Sadrian size = fw->datasize; 888288253Sadrian addr >>= 8; 889288253Sadrian while (size > 0) { 890288253Sadrian mlen = MIN(size, 4096); 891288253Sadrian 892288253Sadrian USETW(req.wValue, addr); 893288253Sadrian USETW(req.wLength, mlen); 894288253Sadrian if (usbd_do_request_flags(sc->sc_udev, &sc->sc_mtx, 895288253Sadrian &req, ptr, 0, NULL, 250) != 0) { 896288253Sadrian error = EIO; 897288253Sadrian break; 898288253Sadrian } 899288253Sadrian addr += mlen >> 8; 900288253Sadrian ptr += mlen; 901288253Sadrian size -= mlen; 902288253Sadrian } 903288253Sadrian 904288253Sadrian OTUS_UNLOCK(sc); 905288253Sadrian 906288253Sadrian firmware_put(fw, FIRMWARE_UNLOAD); 907288253Sadrian if (error != 0) 908288253Sadrian device_printf(sc->sc_dev, 909288253Sadrian "%s: %s: error=%d\n", __func__, name, error); 910288253Sadrian return error; 911288253Sadrian} 912288253Sadrian 913288253Sadrianint 914288253Sadrianotus_open_pipes(struct otus_softc *sc) 915288253Sadrian{ 916288253Sadrian#if 0 917288253Sadrian int isize, error; 918288253Sadrian int i; 919288253Sadrian#endif 920288253Sadrian int error; 921288253Sadrian 922288253Sadrian OTUS_UNLOCK_ASSERT(sc); 923288253Sadrian 924288253Sadrian if ((error = otus_alloc_tx_cmd_list(sc)) != 0) { 925288253Sadrian device_printf(sc->sc_dev, 926288253Sadrian "%s: could not allocate command xfer\n", 927288253Sadrian __func__); 928288253Sadrian goto fail; 929288253Sadrian } 930288253Sadrian 931288253Sadrian if ((error = otus_alloc_tx_list(sc)) != 0) { 932288253Sadrian device_printf(sc->sc_dev, "%s: could not allocate Tx xfers\n", 933288253Sadrian __func__); 934288253Sadrian goto fail; 935288253Sadrian } 936288253Sadrian 937288253Sadrian if ((error = otus_alloc_rx_list(sc)) != 0) { 938288253Sadrian device_printf(sc->sc_dev, "%s: could not allocate Rx xfers\n", 939288253Sadrian __func__); 940288253Sadrian goto fail; 941288253Sadrian } 942288253Sadrian 943288253Sadrian /* Enable RX transfers; needed for initial firmware messages */ 944288253Sadrian OTUS_LOCK(sc); 945288253Sadrian usbd_transfer_start(sc->sc_xfer[OTUS_BULK_RX]); 946288253Sadrian usbd_transfer_start(sc->sc_xfer[OTUS_BULK_IRQ]); 947288253Sadrian OTUS_UNLOCK(sc); 948288253Sadrian return 0; 949288253Sadrian 950288253Sadrianfail: otus_close_pipes(sc); 951288253Sadrian return error; 952288253Sadrian} 953288253Sadrian 954288253Sadrianvoid 955288253Sadrianotus_close_pipes(struct otus_softc *sc) 956288253Sadrian{ 957288319Sadrian 958288319Sadrian OTUS_LOCK(sc); 959288253Sadrian otus_free_tx_cmd_list(sc); 960288253Sadrian otus_free_tx_list(sc); 961288253Sadrian otus_free_rx_list(sc); 962288319Sadrian OTUS_UNLOCK(sc); 963288253Sadrian 964288253Sadrian usbd_transfer_unsetup(sc->sc_xfer, OTUS_N_XFER); 965288253Sadrian} 966288253Sadrian 967288253Sadrianstatic void 968288253Sadrianotus_free_cmd_list(struct otus_softc *sc, struct otus_tx_cmd cmd[], int ndata) 969288253Sadrian{ 970288253Sadrian int i; 971288253Sadrian 972288253Sadrian /* XXX TODO: someone has to have waken up waiters! */ 973288253Sadrian for (i = 0; i < ndata; i++) { 974288253Sadrian struct otus_tx_cmd *dp = &cmd[i]; 975288253Sadrian 976288253Sadrian if (dp->buf != NULL) { 977288253Sadrian free(dp->buf, M_USBDEV); 978288253Sadrian dp->buf = NULL; 979288253Sadrian } 980288253Sadrian } 981288253Sadrian} 982288253Sadrian 983288253Sadrianstatic int 984288253Sadrianotus_alloc_cmd_list(struct otus_softc *sc, struct otus_tx_cmd cmd[], 985288253Sadrian int ndata, int maxsz) 986288253Sadrian{ 987288253Sadrian int i, error; 988288253Sadrian 989288253Sadrian for (i = 0; i < ndata; i++) { 990288253Sadrian struct otus_tx_cmd *dp = &cmd[i]; 991288253Sadrian dp->buf = malloc(maxsz, M_USBDEV, M_NOWAIT); 992288253Sadrian dp->odata = NULL; 993288253Sadrian if (dp->buf == NULL) { 994288253Sadrian device_printf(sc->sc_dev, 995288253Sadrian "could not allocate buffer\n"); 996288253Sadrian error = ENOMEM; 997288253Sadrian goto fail; 998288253Sadrian } 999288253Sadrian } 1000288253Sadrian 1001288253Sadrian return (0); 1002288253Sadrianfail: 1003288253Sadrian otus_free_cmd_list(sc, cmd, ndata); 1004288253Sadrian return (error); 1005288253Sadrian} 1006288253Sadrian 1007288253Sadrianstatic int 1008288253Sadrianotus_alloc_tx_cmd_list(struct otus_softc *sc) 1009288253Sadrian{ 1010288253Sadrian int error, i; 1011288253Sadrian 1012288253Sadrian error = otus_alloc_cmd_list(sc, sc->sc_cmd, OTUS_CMD_LIST_COUNT, 1013288253Sadrian OTUS_MAX_TXCMDSZ); 1014288253Sadrian if (error != 0) 1015288253Sadrian return (error); 1016288253Sadrian 1017288253Sadrian STAILQ_INIT(&sc->sc_cmd_active); 1018288253Sadrian STAILQ_INIT(&sc->sc_cmd_inactive); 1019288253Sadrian STAILQ_INIT(&sc->sc_cmd_pending); 1020288253Sadrian STAILQ_INIT(&sc->sc_cmd_waiting); 1021288253Sadrian 1022288253Sadrian for (i = 0; i < OTUS_CMD_LIST_COUNT; i++) 1023288253Sadrian STAILQ_INSERT_HEAD(&sc->sc_cmd_inactive, &sc->sc_cmd[i], 1024288253Sadrian next_cmd); 1025288253Sadrian 1026288253Sadrian return (0); 1027288253Sadrian} 1028288253Sadrian 1029288253Sadrianstatic void 1030288253Sadrianotus_free_tx_cmd_list(struct otus_softc *sc) 1031288253Sadrian{ 1032288253Sadrian 1033288253Sadrian /* 1034288253Sadrian * XXX TODO: something needs to wake up any pending/sleeping 1035288253Sadrian * waiters! 1036288253Sadrian */ 1037288253Sadrian STAILQ_INIT(&sc->sc_cmd_active); 1038288253Sadrian STAILQ_INIT(&sc->sc_cmd_inactive); 1039288253Sadrian STAILQ_INIT(&sc->sc_cmd_pending); 1040288253Sadrian STAILQ_INIT(&sc->sc_cmd_waiting); 1041288253Sadrian 1042288253Sadrian otus_free_cmd_list(sc, sc->sc_cmd, OTUS_CMD_LIST_COUNT); 1043288253Sadrian} 1044288253Sadrian 1045288253Sadrianstatic int 1046288253Sadrianotus_alloc_list(struct otus_softc *sc, struct otus_data data[], 1047288253Sadrian int ndata, int maxsz) 1048288253Sadrian{ 1049288253Sadrian int i, error; 1050288253Sadrian 1051288253Sadrian for (i = 0; i < ndata; i++) { 1052288253Sadrian struct otus_data *dp = &data[i]; 1053288253Sadrian dp->sc = sc; 1054288253Sadrian dp->m = NULL; 1055288253Sadrian dp->buf = malloc(maxsz, M_USBDEV, M_NOWAIT); 1056288253Sadrian if (dp->buf == NULL) { 1057288253Sadrian device_printf(sc->sc_dev, 1058288253Sadrian "could not allocate buffer\n"); 1059288253Sadrian error = ENOMEM; 1060288253Sadrian goto fail; 1061288253Sadrian } 1062288253Sadrian dp->ni = NULL; 1063288253Sadrian } 1064288253Sadrian 1065288253Sadrian return (0); 1066288253Sadrianfail: 1067288253Sadrian otus_free_list(sc, data, ndata); 1068288253Sadrian return (error); 1069288253Sadrian} 1070288253Sadrian 1071288253Sadrianstatic int 1072288253Sadrianotus_alloc_rx_list(struct otus_softc *sc) 1073288253Sadrian{ 1074288253Sadrian int error, i; 1075288253Sadrian 1076288253Sadrian error = otus_alloc_list(sc, sc->sc_rx, OTUS_RX_LIST_COUNT, 1077288253Sadrian OTUS_RXBUFSZ); 1078288253Sadrian if (error != 0) 1079288253Sadrian return (error); 1080288253Sadrian 1081288253Sadrian STAILQ_INIT(&sc->sc_rx_active); 1082288253Sadrian STAILQ_INIT(&sc->sc_rx_inactive); 1083288253Sadrian 1084288253Sadrian for (i = 0; i < OTUS_RX_LIST_COUNT; i++) 1085288253Sadrian STAILQ_INSERT_HEAD(&sc->sc_rx_inactive, &sc->sc_rx[i], next); 1086288253Sadrian 1087288253Sadrian return (0); 1088288253Sadrian} 1089288253Sadrian 1090288253Sadrianstatic int 1091288253Sadrianotus_alloc_tx_list(struct otus_softc *sc) 1092288253Sadrian{ 1093288253Sadrian int error, i; 1094288253Sadrian 1095288253Sadrian error = otus_alloc_list(sc, sc->sc_tx, OTUS_TX_LIST_COUNT, 1096288253Sadrian OTUS_TXBUFSZ); 1097288253Sadrian if (error != 0) 1098288253Sadrian return (error); 1099288253Sadrian 1100288253Sadrian STAILQ_INIT(&sc->sc_tx_inactive); 1101288253Sadrian 1102288253Sadrian for (i = 0; i != OTUS_N_XFER; i++) { 1103288253Sadrian STAILQ_INIT(&sc->sc_tx_active[i]); 1104288253Sadrian STAILQ_INIT(&sc->sc_tx_pending[i]); 1105288253Sadrian } 1106288253Sadrian 1107288253Sadrian for (i = 0; i < OTUS_TX_LIST_COUNT; i++) { 1108288253Sadrian STAILQ_INSERT_HEAD(&sc->sc_tx_inactive, &sc->sc_tx[i], next); 1109288253Sadrian } 1110288253Sadrian 1111288253Sadrian return (0); 1112288253Sadrian} 1113288253Sadrian 1114288253Sadrianstatic void 1115288253Sadrianotus_free_tx_list(struct otus_softc *sc) 1116288253Sadrian{ 1117288253Sadrian int i; 1118288253Sadrian 1119288253Sadrian /* prevent further allocations from TX list(s) */ 1120288253Sadrian STAILQ_INIT(&sc->sc_tx_inactive); 1121288253Sadrian 1122288253Sadrian for (i = 0; i != OTUS_N_XFER; i++) { 1123288253Sadrian STAILQ_INIT(&sc->sc_tx_active[i]); 1124288253Sadrian STAILQ_INIT(&sc->sc_tx_pending[i]); 1125288253Sadrian } 1126288253Sadrian 1127288253Sadrian otus_free_list(sc, sc->sc_tx, OTUS_TX_LIST_COUNT); 1128288253Sadrian} 1129288253Sadrian 1130288253Sadrianstatic void 1131288253Sadrianotus_free_rx_list(struct otus_softc *sc) 1132288253Sadrian{ 1133288253Sadrian /* prevent further allocations from RX list(s) */ 1134288253Sadrian STAILQ_INIT(&sc->sc_rx_inactive); 1135288253Sadrian STAILQ_INIT(&sc->sc_rx_active); 1136288253Sadrian 1137288253Sadrian otus_free_list(sc, sc->sc_rx, OTUS_RX_LIST_COUNT); 1138288253Sadrian} 1139288253Sadrian 1140288253Sadrianstatic void 1141288253Sadrianotus_free_list(struct otus_softc *sc, struct otus_data data[], int ndata) 1142288253Sadrian{ 1143288253Sadrian int i; 1144288253Sadrian 1145288253Sadrian for (i = 0; i < ndata; i++) { 1146288253Sadrian struct otus_data *dp = &data[i]; 1147288253Sadrian 1148288253Sadrian if (dp->buf != NULL) { 1149288253Sadrian free(dp->buf, M_USBDEV); 1150288253Sadrian dp->buf = NULL; 1151288253Sadrian } 1152288253Sadrian if (dp->ni != NULL) { 1153288253Sadrian ieee80211_free_node(dp->ni); 1154288253Sadrian dp->ni = NULL; 1155288253Sadrian } 1156288253Sadrian } 1157288253Sadrian} 1158288253Sadrian 1159288253Sadrianstatic struct otus_data * 1160288253Sadrian_otus_getbuf(struct otus_softc *sc) 1161288253Sadrian{ 1162288253Sadrian struct otus_data *bf; 1163288253Sadrian 1164288253Sadrian bf = STAILQ_FIRST(&sc->sc_tx_inactive); 1165288253Sadrian if (bf != NULL) 1166288253Sadrian STAILQ_REMOVE_HEAD(&sc->sc_tx_inactive, next); 1167288253Sadrian else 1168288253Sadrian bf = NULL; 1169288253Sadrian return (bf); 1170288253Sadrian} 1171288253Sadrian 1172288253Sadrianstatic struct otus_data * 1173288253Sadrianotus_getbuf(struct otus_softc *sc) 1174288253Sadrian{ 1175288253Sadrian struct otus_data *bf; 1176288253Sadrian 1177288253Sadrian OTUS_LOCK_ASSERT(sc); 1178288253Sadrian 1179288253Sadrian bf = _otus_getbuf(sc); 1180288253Sadrian return (bf); 1181288253Sadrian} 1182288253Sadrian 1183288253Sadrianstatic void 1184288253Sadrianotus_freebuf(struct otus_softc *sc, struct otus_data *bf) 1185288253Sadrian{ 1186288253Sadrian 1187288253Sadrian OTUS_LOCK_ASSERT(sc); 1188288253Sadrian STAILQ_INSERT_TAIL(&sc->sc_tx_inactive, bf, next); 1189288253Sadrian} 1190288253Sadrian 1191288253Sadrianstatic struct otus_tx_cmd * 1192288253Sadrian_otus_get_txcmd(struct otus_softc *sc) 1193288253Sadrian{ 1194288253Sadrian struct otus_tx_cmd *bf; 1195288253Sadrian 1196288253Sadrian bf = STAILQ_FIRST(&sc->sc_cmd_inactive); 1197288253Sadrian if (bf != NULL) 1198288253Sadrian STAILQ_REMOVE_HEAD(&sc->sc_cmd_inactive, next_cmd); 1199288253Sadrian else 1200288253Sadrian bf = NULL; 1201288253Sadrian return (bf); 1202288253Sadrian} 1203288253Sadrian 1204288253Sadrianstatic struct otus_tx_cmd * 1205288253Sadrianotus_get_txcmd(struct otus_softc *sc) 1206288253Sadrian{ 1207288253Sadrian struct otus_tx_cmd *bf; 1208288253Sadrian 1209288253Sadrian OTUS_LOCK_ASSERT(sc); 1210288253Sadrian 1211288253Sadrian bf = _otus_get_txcmd(sc); 1212288253Sadrian if (bf == NULL) { 1213288253Sadrian device_printf(sc->sc_dev, "%s: no tx cmd buffers\n", 1214288253Sadrian __func__); 1215288253Sadrian } 1216288253Sadrian return (bf); 1217288253Sadrian} 1218288253Sadrian 1219288253Sadrianstatic void 1220288253Sadrianotus_free_txcmd(struct otus_softc *sc, struct otus_tx_cmd *bf) 1221288253Sadrian{ 1222288253Sadrian 1223288253Sadrian OTUS_LOCK_ASSERT(sc); 1224288253Sadrian STAILQ_INSERT_TAIL(&sc->sc_cmd_inactive, bf, next_cmd); 1225288253Sadrian} 1226288253Sadrian 1227288253Sadrianvoid 1228288253Sadrianotus_next_scan(void *arg, int pending) 1229288253Sadrian{ 1230288253Sadrian#if 0 1231288253Sadrian struct otus_softc *sc = arg; 1232288253Sadrian 1233288253Sadrian if (usbd_is_dying(sc->sc_udev)) 1234288253Sadrian return; 1235288253Sadrian 1236288253Sadrian usbd_ref_incr(sc->sc_udev); 1237288253Sadrian 1238288253Sadrian if (sc->sc_ic.ic_state == IEEE80211_S_SCAN) 1239288253Sadrian ieee80211_next_scan(&sc->sc_ic.ic_if); 1240288253Sadrian 1241288253Sadrian usbd_ref_decr(sc->sc_udev); 1242288253Sadrian#endif 1243288253Sadrian} 1244288253Sadrian 1245288253Sadrianint 1246288253Sadrianotus_newstate(struct ieee80211vap *vap, enum ieee80211_state nstate, int arg) 1247288253Sadrian{ 1248288253Sadrian struct otus_vap *uvp = OTUS_VAP(vap); 1249288253Sadrian struct ieee80211com *ic = vap->iv_ic; 1250288253Sadrian struct otus_softc *sc = ic->ic_softc; 1251288253Sadrian struct ieee80211_node *ni; 1252288253Sadrian enum ieee80211_state ostate; 1253288253Sadrian 1254288253Sadrian ostate = vap->iv_state; 1255288253Sadrian OTUS_DPRINTF(sc, OTUS_DEBUG_STATE, "%s: %s -> %s\n", __func__, 1256288253Sadrian ieee80211_state_name[ostate], 1257288253Sadrian ieee80211_state_name[nstate]); 1258288253Sadrian 1259288253Sadrian IEEE80211_UNLOCK(ic); 1260288253Sadrian 1261288253Sadrian OTUS_LOCK(sc); 1262288253Sadrian 1263288253Sadrian /* XXX TODO: more fleshing out! */ 1264288253Sadrian 1265288253Sadrian switch (nstate) { 1266288253Sadrian case IEEE80211_S_RUN: 1267288253Sadrian ni = ieee80211_ref_node(vap->iv_bss); 1268288253Sadrian 1269288253Sadrian if (ic->ic_opmode == IEEE80211_M_STA) { 1270288253Sadrian otus_updateslot(sc); 1271288253Sadrian otus_set_bssid(sc, ni->ni_bssid); 1272288253Sadrian 1273288253Sadrian /* Start calibration timer. */ 1274288253Sadrian taskqueue_enqueue_timeout(taskqueue_thread, 1275288253Sadrian &sc->calib_to, hz); 1276288253Sadrian } 1277288253Sadrian break; 1278288253Sadrian default: 1279288253Sadrian break; 1280288253Sadrian } 1281288253Sadrian 1282288253Sadrian /* XXX TODO: calibration? */ 1283288253Sadrian 1284288253Sadrian sc->sc_led_newstate(sc); 1285288253Sadrian 1286288253Sadrian OTUS_UNLOCK(sc); 1287288253Sadrian IEEE80211_LOCK(ic); 1288288253Sadrian return (uvp->newstate(vap, nstate, arg)); 1289288253Sadrian} 1290288253Sadrian 1291288253Sadrianint 1292288253Sadrianotus_cmd(struct otus_softc *sc, uint8_t code, const void *idata, int ilen, 1293288290Sadrian void *odata, int odatalen) 1294288253Sadrian{ 1295288253Sadrian struct otus_tx_cmd *cmd; 1296288253Sadrian struct ar_cmd_hdr *hdr; 1297288253Sadrian int xferlen, error; 1298288253Sadrian 1299288253Sadrian OTUS_LOCK_ASSERT(sc); 1300288253Sadrian 1301288253Sadrian /* Always bulk-out a multiple of 4 bytes. */ 1302288253Sadrian xferlen = (sizeof (*hdr) + ilen + 3) & ~3; 1303288255Sadrian if (xferlen > OTUS_MAX_TXCMDSZ) { 1304288255Sadrian device_printf(sc->sc_dev, "%s: command (0x%02x) size (%d) > %d\n", 1305288255Sadrian __func__, 1306288255Sadrian code, 1307288255Sadrian xferlen, 1308288255Sadrian OTUS_MAX_TXCMDSZ); 1309288255Sadrian return (EIO); 1310288255Sadrian } 1311288253Sadrian 1312288253Sadrian cmd = otus_get_txcmd(sc); 1313288253Sadrian if (cmd == NULL) { 1314288253Sadrian device_printf(sc->sc_dev, "%s: failed to get buf\n", 1315288253Sadrian __func__); 1316288253Sadrian return (EIO); 1317288253Sadrian } 1318288253Sadrian 1319288253Sadrian hdr = (struct ar_cmd_hdr *)cmd->buf; 1320288253Sadrian hdr->code = code; 1321288253Sadrian hdr->len = ilen; 1322288253Sadrian hdr->token = ++sc->token; /* Don't care about endianness. */ 1323288253Sadrian cmd->token = hdr->token; 1324288253Sadrian /* XXX TODO: check max cmd length? */ 1325288253Sadrian memcpy((uint8_t *)&hdr[1], idata, ilen); 1326288253Sadrian 1327288253Sadrian OTUS_DPRINTF(sc, OTUS_DEBUG_CMD, 1328288253Sadrian "%s: sending command code=0x%02x len=%d token=%d\n", 1329288253Sadrian __func__, code, ilen, hdr->token); 1330288253Sadrian 1331288253Sadrian cmd->odata = odata; 1332288290Sadrian cmd->odatalen = odatalen; 1333288253Sadrian cmd->buflen = xferlen; 1334288253Sadrian 1335288253Sadrian /* Queue the command to the endpoint */ 1336288253Sadrian STAILQ_INSERT_TAIL(&sc->sc_cmd_pending, cmd, next_cmd); 1337288253Sadrian usbd_transfer_start(sc->sc_xfer[OTUS_BULK_CMD]); 1338288253Sadrian 1339288253Sadrian /* Sleep on the command; wait for it to complete */ 1340288253Sadrian error = msleep(cmd, &sc->sc_mtx, PCATCH, "otuscmd", hz); 1341288253Sadrian 1342288253Sadrian /* 1343288253Sadrian * At this point we don't own cmd any longer; it'll be 1344288253Sadrian * freed by the cmd bulk path or the RX notification 1345288253Sadrian * path. If the data is made available then it'll be copied 1346288253Sadrian * to the caller. All that is left to do is communicate 1347288253Sadrian * status back to the caller. 1348288253Sadrian */ 1349288253Sadrian if (error != 0) { 1350288253Sadrian device_printf(sc->sc_dev, 1351288253Sadrian "%s: timeout waiting for command 0x%02x reply\n", 1352288253Sadrian __func__, code); 1353288253Sadrian } 1354288253Sadrian return error; 1355288253Sadrian} 1356288253Sadrian 1357288253Sadrianvoid 1358288253Sadrianotus_write(struct otus_softc *sc, uint32_t reg, uint32_t val) 1359288253Sadrian{ 1360288253Sadrian 1361288253Sadrian OTUS_LOCK_ASSERT(sc); 1362288253Sadrian 1363288253Sadrian sc->write_buf[sc->write_idx].reg = htole32(reg); 1364288253Sadrian sc->write_buf[sc->write_idx].val = htole32(val); 1365288253Sadrian 1366288255Sadrian if (++sc->write_idx > (AR_MAX_WRITE_IDX-1)) 1367288253Sadrian (void)otus_write_barrier(sc); 1368288253Sadrian} 1369288253Sadrian 1370288253Sadrianint 1371288253Sadrianotus_write_barrier(struct otus_softc *sc) 1372288253Sadrian{ 1373288253Sadrian int error; 1374288253Sadrian 1375288253Sadrian OTUS_LOCK_ASSERT(sc); 1376288253Sadrian 1377288253Sadrian if (sc->write_idx == 0) 1378288253Sadrian return 0; /* Nothing to flush. */ 1379288253Sadrian 1380288253Sadrian OTUS_DPRINTF(sc, OTUS_DEBUG_REGIO, "%s: called; %d updates\n", 1381288253Sadrian __func__, 1382288253Sadrian sc->write_idx); 1383288253Sadrian 1384288253Sadrian error = otus_cmd(sc, AR_CMD_WREG, sc->write_buf, 1385288290Sadrian sizeof (sc->write_buf[0]) * sc->write_idx, NULL, 0); 1386288253Sadrian sc->write_idx = 0; 1387288253Sadrian return error; 1388288253Sadrian} 1389288253Sadrian 1390288253Sadrianstruct ieee80211_node * 1391288253Sadrianotus_node_alloc(struct ieee80211com *ic) 1392288253Sadrian{ 1393288253Sadrian return malloc(sizeof (struct otus_node), M_DEVBUF, M_NOWAIT | M_ZERO); 1394288253Sadrian} 1395288253Sadrian 1396288253Sadrian#if 0 1397288253Sadrianint 1398288253Sadrianotus_media_change(struct ifnet *ifp) 1399288253Sadrian{ 1400288253Sadrian struct otus_softc *sc = ifp->if_softc; 1401288253Sadrian struct ieee80211com *ic = &sc->sc_ic; 1402288253Sadrian uint8_t rate, ridx; 1403288253Sadrian int error; 1404288253Sadrian 1405288253Sadrian error = ieee80211_media_change(ifp); 1406288253Sadrian if (error != ENETRESET) 1407288253Sadrian return error; 1408288253Sadrian 1409288253Sadrian if (ic->ic_fixed_rate != -1) { 1410288253Sadrian rate = ic->ic_sup_rates[ic->ic_curmode]. 1411288253Sadrian rs_rates[ic->ic_fixed_rate] & IEEE80211_RATE_VAL; 1412288253Sadrian for (ridx = 0; ridx <= OTUS_RIDX_MAX; ridx++) 1413288253Sadrian if (otus_rates[ridx].rate == rate) 1414288253Sadrian break; 1415288253Sadrian sc->fixed_ridx = ridx; 1416288253Sadrian } 1417288253Sadrian 1418288253Sadrian if ((ifp->if_flags & (IFF_UP | IFF_RUNNING)) == (IFF_UP | IFF_RUNNING)) 1419288253Sadrian error = otus_init(sc); 1420288253Sadrian 1421288253Sadrian return error; 1422288253Sadrian} 1423288253Sadrian#endif 1424288253Sadrian 1425288253Sadrianint 1426288253Sadrianotus_read_eeprom(struct otus_softc *sc) 1427288253Sadrian{ 1428288253Sadrian uint32_t regs[8], reg; 1429288253Sadrian uint8_t *eep; 1430288253Sadrian int i, j, error; 1431288253Sadrian 1432288253Sadrian OTUS_LOCK_ASSERT(sc); 1433288253Sadrian 1434288253Sadrian /* Read EEPROM by blocks of 32 bytes. */ 1435288253Sadrian eep = (uint8_t *)&sc->eeprom; 1436288253Sadrian reg = AR_EEPROM_OFFSET; 1437288253Sadrian for (i = 0; i < sizeof (sc->eeprom) / 32; i++) { 1438288253Sadrian for (j = 0; j < 8; j++, reg += 4) 1439288253Sadrian regs[j] = htole32(reg); 1440288290Sadrian error = otus_cmd(sc, AR_CMD_RREG, regs, sizeof regs, eep, 32); 1441288253Sadrian if (error != 0) 1442288253Sadrian break; 1443288253Sadrian eep += 32; 1444288253Sadrian } 1445288253Sadrian return error; 1446288253Sadrian} 1447288253Sadrian 1448288253Sadrianvoid 1449288253Sadrianotus_newassoc(struct ieee80211_node *ni, int isnew) 1450288253Sadrian{ 1451288253Sadrian struct ieee80211com *ic = ni->ni_ic; 1452288253Sadrian struct otus_softc *sc = ic->ic_softc; 1453288253Sadrian struct otus_node *on = OTUS_NODE(ni); 1454288253Sadrian 1455288253Sadrian OTUS_DPRINTF(sc, OTUS_DEBUG_STATE, "new assoc isnew=%d addr=%s\n", 1456288253Sadrian isnew, ether_sprintf(ni->ni_macaddr)); 1457288253Sadrian 1458288253Sadrian on->tx_done = 0; 1459288253Sadrian on->tx_err = 0; 1460288253Sadrian on->tx_retries = 0; 1461288253Sadrian} 1462288253Sadrian 1463288253Sadrianstatic void 1464288253Sadrianotus_cmd_handle_response(struct otus_softc *sc, struct ar_cmd_hdr *hdr) 1465288253Sadrian{ 1466288253Sadrian struct otus_tx_cmd *cmd; 1467288253Sadrian 1468288253Sadrian OTUS_LOCK_ASSERT(sc); 1469288253Sadrian 1470288253Sadrian OTUS_DPRINTF(sc, OTUS_DEBUG_CMDDONE, 1471288253Sadrian "%s: received reply code=0x%02x len=%d token=%d\n", 1472288253Sadrian __func__, 1473288253Sadrian hdr->code, hdr->len, hdr->token); 1474288253Sadrian 1475288253Sadrian /* 1476288253Sadrian * Walk the list, freeing items that aren't ours, 1477288253Sadrian * stopping when we hit our token. 1478288253Sadrian */ 1479288253Sadrian while ((cmd = STAILQ_FIRST(&sc->sc_cmd_waiting)) != NULL) { 1480288253Sadrian STAILQ_REMOVE_HEAD(&sc->sc_cmd_waiting, next_cmd); 1481288253Sadrian OTUS_DPRINTF(sc, OTUS_DEBUG_CMDDONE, 1482288253Sadrian "%s: cmd=%p; hdr.token=%d, cmd.token=%d\n", 1483288253Sadrian __func__, 1484288253Sadrian cmd, 1485288253Sadrian (int) hdr->token, 1486288253Sadrian (int) cmd->token); 1487288253Sadrian if (hdr->token == cmd->token) { 1488288253Sadrian /* Copy answer into caller's supplied buffer. */ 1489288290Sadrian if (cmd->odata != NULL) { 1490288290Sadrian if (hdr->len != cmd->odatalen) { 1491288290Sadrian device_printf(sc->sc_dev, 1492288290Sadrian "%s: code 0x%02x, len=%d, olen=%d\n", 1493288290Sadrian __func__, 1494288290Sadrian (int) hdr->code, 1495288290Sadrian (int) hdr->len, 1496288290Sadrian (int) cmd->odatalen); 1497288290Sadrian } 1498288290Sadrian memcpy(cmd->odata, &hdr[1], 1499288290Sadrian MIN(cmd->odatalen, hdr->len)); 1500288290Sadrian } 1501288253Sadrian wakeup(cmd); 1502288253Sadrian } 1503288253Sadrian 1504288253Sadrian STAILQ_INSERT_TAIL(&sc->sc_cmd_inactive, cmd, next_cmd); 1505288253Sadrian } 1506288253Sadrian} 1507288253Sadrian 1508288253Sadrianvoid 1509288253Sadrianotus_cmd_rxeof(struct otus_softc *sc, uint8_t *buf, int len) 1510288253Sadrian{ 1511288253Sadrian struct ieee80211com *ic = &sc->sc_ic; 1512288253Sadrian struct ar_cmd_hdr *hdr; 1513288253Sadrian 1514288253Sadrian OTUS_LOCK_ASSERT(sc); 1515288253Sadrian 1516288253Sadrian if (__predict_false(len < sizeof (*hdr))) { 1517288253Sadrian OTUS_DPRINTF(sc, OTUS_DEBUG_CMDDONE, 1518288253Sadrian "cmd too small %d\n", len); 1519288253Sadrian return; 1520288253Sadrian } 1521288253Sadrian hdr = (struct ar_cmd_hdr *)buf; 1522288253Sadrian if (__predict_false(sizeof (*hdr) + hdr->len > len || 1523288253Sadrian sizeof (*hdr) + hdr->len > 64)) { 1524288253Sadrian OTUS_DPRINTF(sc, OTUS_DEBUG_CMDDONE, 1525288253Sadrian "cmd too large %d\n", hdr->len); 1526288253Sadrian return; 1527288253Sadrian } 1528288253Sadrian 1529288253Sadrian OTUS_DPRINTF(sc, OTUS_DEBUG_RXDONE, 1530288253Sadrian "%s: code=%.02x\n", 1531288253Sadrian __func__, 1532288253Sadrian hdr->code); 1533288253Sadrian 1534288253Sadrian /* 1535288290Sadrian * This has to reach into the cmd queue "waiting for 1536288253Sadrian * an RX response" list, grab the head entry and check 1537288290Sadrian * if we need to wake anyone up. 1538288253Sadrian */ 1539288253Sadrian if ((hdr->code & 0xc0) != 0xc0) { 1540288253Sadrian otus_cmd_handle_response(sc, hdr); 1541288253Sadrian return; 1542288253Sadrian } 1543288253Sadrian 1544288253Sadrian /* Received unsolicited notification. */ 1545288253Sadrian switch (hdr->code & 0x3f) { 1546288253Sadrian case AR_EVT_BEACON: 1547288253Sadrian break; 1548288253Sadrian case AR_EVT_TX_COMP: 1549288253Sadrian { 1550288253Sadrian struct ar_evt_tx_comp *tx = (struct ar_evt_tx_comp *)&hdr[1]; 1551288253Sadrian struct ieee80211_node *ni; 1552288253Sadrian 1553288253Sadrian ni = ieee80211_find_node(&ic->ic_sta, tx->macaddr); 1554288253Sadrian if (ni == NULL) { 1555288253Sadrian device_printf(sc->sc_dev, 1556288253Sadrian "%s: txcomp on unknown node (%s)\n", 1557288253Sadrian __func__, 1558288253Sadrian ether_sprintf(tx->macaddr)); 1559288253Sadrian break; 1560288253Sadrian } 1561288253Sadrian 1562288253Sadrian OTUS_DPRINTF(sc, OTUS_DEBUG_TXCOMP, 1563288253Sadrian "tx completed %s status=%d phy=0x%x\n", 1564288253Sadrian ether_sprintf(tx->macaddr), le16toh(tx->status), 1565288253Sadrian le32toh(tx->phy)); 1566288253Sadrian 1567288253Sadrian switch (le16toh(tx->status)) { 1568288253Sadrian case AR_TX_STATUS_COMP: 1569288253Sadrian#if 0 1570288253Sadrian ackfailcnt = 0; 1571288253Sadrian ieee80211_ratectl_tx_complete(ni->ni_vap, ni, 1572288253Sadrian IEEE80211_RATECTL_TX_SUCCESS, &ackfailcnt, NULL); 1573288253Sadrian#endif 1574288253Sadrian /* 1575288253Sadrian * We don't get the above; only error notifications. 1576288253Sadrian * Sigh. So, don't worry about this. 1577288253Sadrian */ 1578288253Sadrian break; 1579288253Sadrian case AR_TX_STATUS_RETRY_COMP: 1580288253Sadrian OTUS_NODE(ni)->tx_retries++; 1581288253Sadrian break; 1582288253Sadrian case AR_TX_STATUS_FAILED: 1583288253Sadrian OTUS_NODE(ni)->tx_err++; 1584288253Sadrian break; 1585288253Sadrian } 1586288253Sadrian ieee80211_free_node(ni); 1587288253Sadrian break; 1588288253Sadrian } 1589288253Sadrian case AR_EVT_TBTT: 1590288253Sadrian break; 1591288253Sadrian case AR_EVT_DO_BB_RESET: 1592288253Sadrian /* 1593288253Sadrian * This is "tell driver to reset baseband" from ar9170-fw. 1594288253Sadrian * 1595288253Sadrian * I'm not sure what we should do here, so I'm going to 1596288253Sadrian * fall through; it gets generated when RTSRetryCnt internally 1597288253Sadrian * reaches '5' - I guess the firmware authors thought that 1598288253Sadrian * meant that the BB may have gone deaf or something. 1599288253Sadrian */ 1600288253Sadrian default: 1601288253Sadrian device_printf(sc->sc_dev, 1602288253Sadrian "%s: received notification code=0x%02x len=%d\n", 1603288253Sadrian __func__, 1604288253Sadrian hdr->code, hdr->len); 1605288253Sadrian } 1606288253Sadrian} 1607288253Sadrian 1608288253Sadrianvoid 1609288253Sadrianotus_sub_rxeof(struct otus_softc *sc, uint8_t *buf, int len, struct mbufq *rxq) 1610288253Sadrian{ 1611288253Sadrian struct ieee80211com *ic = &sc->sc_ic; 1612288253Sadrian struct ieee80211_rx_stats rxs; 1613288253Sadrian#if 0 1614288253Sadrian struct ieee80211_node *ni; 1615288253Sadrian#endif 1616288253Sadrian struct ar_rx_tail *tail; 1617288253Sadrian struct ieee80211_frame *wh; 1618288253Sadrian struct mbuf *m; 1619288253Sadrian uint8_t *plcp; 1620288253Sadrian// int s; 1621288253Sadrian int mlen; 1622288253Sadrian 1623288253Sadrian if (__predict_false(len < AR_PLCP_HDR_LEN)) { 1624288253Sadrian OTUS_DPRINTF(sc, OTUS_DEBUG_RXDONE, 1625288253Sadrian "sub-xfer too short %d\n", len); 1626288253Sadrian return; 1627288253Sadrian } 1628288253Sadrian plcp = buf; 1629288253Sadrian 1630288253Sadrian /* All bits in the PLCP header are set to 1 for non-MPDU. */ 1631288253Sadrian if (memcmp(plcp, AR_PLCP_HDR_INTR, AR_PLCP_HDR_LEN) == 0) { 1632288253Sadrian otus_cmd_rxeof(sc, plcp + AR_PLCP_HDR_LEN, 1633288253Sadrian len - AR_PLCP_HDR_LEN); 1634288253Sadrian return; 1635288253Sadrian } 1636288253Sadrian 1637288253Sadrian /* Received MPDU. */ 1638288253Sadrian if (__predict_false(len < AR_PLCP_HDR_LEN + sizeof (*tail))) { 1639288253Sadrian OTUS_DPRINTF(sc, OTUS_DEBUG_RXDONE, "MPDU too short %d\n", len); 1640288253Sadrian counter_u64_add(ic->ic_ierrors, 1); 1641288253Sadrian return; 1642288253Sadrian } 1643288253Sadrian tail = (struct ar_rx_tail *)(plcp + len - sizeof (*tail)); 1644288253Sadrian 1645288253Sadrian /* Discard error frames. */ 1646288253Sadrian if (__predict_false(tail->error != 0)) { 1647288253Sadrian OTUS_DPRINTF(sc, OTUS_DEBUG_RXDONE, "error frame 0x%02x\n", tail->error); 1648288253Sadrian if (tail->error & AR_RX_ERROR_FCS) { 1649288253Sadrian OTUS_DPRINTF(sc, OTUS_DEBUG_RXDONE, "bad FCS\n"); 1650288253Sadrian } else if (tail->error & AR_RX_ERROR_MMIC) { 1651288253Sadrian /* Report Michael MIC failures to net80211. */ 1652288253Sadrian#if 0 1653288253Sadrian ieee80211_notify_michael_failure(ni->ni_vap, wh, keyidx); 1654288253Sadrian#endif 1655288253Sadrian device_printf(sc->sc_dev, "%s: MIC failure\n", __func__); 1656288253Sadrian } 1657288253Sadrian counter_u64_add(ic->ic_ierrors, 1); 1658288253Sadrian return; 1659288253Sadrian } 1660288253Sadrian /* Compute MPDU's length. */ 1661288253Sadrian mlen = len - AR_PLCP_HDR_LEN - sizeof (*tail); 1662288253Sadrian /* Make sure there's room for an 802.11 header + FCS. */ 1663288253Sadrian if (__predict_false(mlen < IEEE80211_MIN_LEN)) { 1664288253Sadrian counter_u64_add(ic->ic_ierrors, 1); 1665288253Sadrian return; 1666288253Sadrian } 1667288253Sadrian mlen -= IEEE80211_CRC_LEN; /* strip 802.11 FCS */ 1668288253Sadrian 1669288253Sadrian wh = (struct ieee80211_frame *)(plcp + AR_PLCP_HDR_LEN); 1670288253Sadrian 1671288253Sadrian m = m_get2(mlen, M_NOWAIT, MT_DATA, M_PKTHDR); 1672288253Sadrian if (m == NULL) { 1673288253Sadrian device_printf(sc->sc_dev, "%s: failed m_get2()\n", __func__); 1674288253Sadrian counter_u64_add(ic->ic_ierrors, 1); 1675288253Sadrian } 1676288253Sadrian 1677288253Sadrian /* Finalize mbuf. */ 1678288253Sadrian memcpy(mtod(m, uint8_t *), wh, mlen); 1679288253Sadrian m->m_pkthdr.len = m->m_len = mlen; 1680288253Sadrian 1681288253Sadrian#if 0 1682288253Sadrian if (__predict_false(sc->sc_drvbpf != NULL)) { 1683288253Sadrian struct otus_rx_radiotap_header *tap = &sc->sc_rxtap; 1684288253Sadrian struct mbuf mb; 1685288253Sadrian 1686288253Sadrian tap->wr_flags = 0; 1687288253Sadrian tap->wr_chan_freq = htole16(ic->ic_ibss_chan->ic_freq); 1688288253Sadrian tap->wr_chan_flags = htole16(ic->ic_ibss_chan->ic_flags); 1689288253Sadrian tap->wr_antsignal = tail->rssi; 1690288253Sadrian tap->wr_rate = 2; /* In case it can't be found below. */ 1691288253Sadrian switch (tail->status & AR_RX_STATUS_MT_MASK) { 1692288253Sadrian case AR_RX_STATUS_MT_CCK: 1693288253Sadrian switch (plcp[0]) { 1694288253Sadrian case 10: tap->wr_rate = 2; break; 1695288253Sadrian case 20: tap->wr_rate = 4; break; 1696288253Sadrian case 55: tap->wr_rate = 11; break; 1697288253Sadrian case 110: tap->wr_rate = 22; break; 1698288253Sadrian } 1699288253Sadrian if (tail->status & AR_RX_STATUS_SHPREAMBLE) 1700288253Sadrian tap->wr_flags |= IEEE80211_RADIOTAP_F_SHORTPRE; 1701288253Sadrian break; 1702288253Sadrian case AR_RX_STATUS_MT_OFDM: 1703288253Sadrian switch (plcp[0] & 0xf) { 1704288253Sadrian case 0xb: tap->wr_rate = 12; break; 1705288253Sadrian case 0xf: tap->wr_rate = 18; break; 1706288253Sadrian case 0xa: tap->wr_rate = 24; break; 1707288253Sadrian case 0xe: tap->wr_rate = 36; break; 1708288253Sadrian case 0x9: tap->wr_rate = 48; break; 1709288253Sadrian case 0xd: tap->wr_rate = 72; break; 1710288253Sadrian case 0x8: tap->wr_rate = 96; break; 1711288253Sadrian case 0xc: tap->wr_rate = 108; break; 1712288253Sadrian } 1713288253Sadrian break; 1714288253Sadrian } 1715288253Sadrian mb.m_data = (caddr_t)tap; 1716288253Sadrian mb.m_next = m; 1717288253Sadrian mb.m_nextpkt = NULL; 1718288253Sadrian mb.m_type = 0; 1719288253Sadrian mb.m_flags = 0; 1720288253Sadrian bpf_mtap(sc->sc_drvbpf, &mb, BPF_DIRECTION_IN); 1721288253Sadrian } 1722288253Sadrian#endif 1723288253Sadrian 1724288253Sadrian /* Add RSSI/NF to this mbuf */ 1725288253Sadrian bzero(&rxs, sizeof(rxs)); 1726288253Sadrian rxs.r_flags = IEEE80211_R_NF | IEEE80211_R_RSSI; 1727288253Sadrian rxs.nf = sc->sc_nf[0]; /* XXX chain 0 != combined rssi/nf */ 1728288253Sadrian rxs.rssi = tail->rssi; 1729288253Sadrian /* XXX TODO: add MIMO RSSI/NF as well */ 1730288253Sadrian ieee80211_add_rx_params(m, &rxs); 1731288253Sadrian 1732288253Sadrian /* XXX make a method */ 1733288253Sadrian STAILQ_INSERT_TAIL(&rxq->mq_head, m, m_stailqpkt); 1734288253Sadrian 1735288253Sadrian#if 0 1736288253Sadrian OTUS_UNLOCK(sc); 1737288253Sadrian ni = ieee80211_find_rxnode(ic, wh); 1738288253Sadrian rxi.rxi_flags = 0; 1739288253Sadrian rxi.rxi_rssi = tail->rssi; 1740288253Sadrian rxi.rxi_tstamp = 0; /* unused */ 1741288253Sadrian ieee80211_input(ifp, m, ni, &rxi); 1742288253Sadrian 1743288253Sadrian /* Node is no longer needed. */ 1744288253Sadrian ieee80211_release_node(ic, ni); 1745288253Sadrian OTUS_LOCK(sc); 1746288253Sadrian#endif 1747288253Sadrian} 1748288253Sadrian 1749288253Sadrianstatic void 1750288253Sadrianotus_rxeof(struct usb_xfer *xfer, struct otus_data *data, struct mbufq *rxq) 1751288253Sadrian{ 1752288253Sadrian struct otus_softc *sc = usbd_xfer_softc(xfer); 1753288253Sadrian caddr_t buf = data->buf; 1754288253Sadrian struct ar_rx_head *head; 1755288253Sadrian uint16_t hlen; 1756288253Sadrian int len; 1757288253Sadrian 1758288253Sadrian usbd_xfer_status(xfer, &len, NULL, NULL, NULL); 1759288253Sadrian 1760288253Sadrian while (len >= sizeof (*head)) { 1761288253Sadrian head = (struct ar_rx_head *)buf; 1762288253Sadrian if (__predict_false(head->tag != htole16(AR_RX_HEAD_TAG))) { 1763288253Sadrian OTUS_DPRINTF(sc, OTUS_DEBUG_RXDONE, 1764288253Sadrian "tag not valid 0x%x\n", le16toh(head->tag)); 1765288253Sadrian break; 1766288253Sadrian } 1767288253Sadrian hlen = le16toh(head->len); 1768288253Sadrian if (__predict_false(sizeof (*head) + hlen > len)) { 1769288253Sadrian OTUS_DPRINTF(sc, OTUS_DEBUG_RXDONE, 1770288253Sadrian "xfer too short %d/%d\n", len, hlen); 1771288253Sadrian break; 1772288253Sadrian } 1773288253Sadrian /* Process sub-xfer. */ 1774288253Sadrian otus_sub_rxeof(sc, (uint8_t *)&head[1], hlen, rxq); 1775288253Sadrian 1776288253Sadrian /* Next sub-xfer is aligned on a 32-bit boundary. */ 1777288253Sadrian hlen = (sizeof (*head) + hlen + 3) & ~3; 1778288253Sadrian buf += hlen; 1779288253Sadrian len -= hlen; 1780288253Sadrian } 1781288253Sadrian} 1782288253Sadrian 1783288253Sadrianstatic void 1784288253Sadrianotus_bulk_rx_callback(struct usb_xfer *xfer, usb_error_t error) 1785288253Sadrian{ 1786288253Sadrian struct otus_softc *sc = usbd_xfer_softc(xfer); 1787288253Sadrian struct ieee80211com *ic = &sc->sc_ic; 1788288253Sadrian struct ieee80211_frame *wh; 1789288253Sadrian struct ieee80211_node *ni; 1790288253Sadrian struct mbuf *m; 1791288253Sadrian struct mbufq scrx; 1792288253Sadrian struct otus_data *data; 1793288253Sadrian 1794288253Sadrian OTUS_LOCK_ASSERT(sc); 1795288253Sadrian 1796288253Sadrian mbufq_init(&scrx, 1024); 1797288253Sadrian 1798288253Sadrian#if 0 1799288253Sadrian device_printf(sc->sc_dev, "%s: called; state=%d; error=%d\n", 1800288253Sadrian __func__, 1801288253Sadrian USB_GET_STATE(xfer), 1802288253Sadrian error); 1803288253Sadrian#endif 1804288253Sadrian 1805288253Sadrian switch (USB_GET_STATE(xfer)) { 1806288253Sadrian case USB_ST_TRANSFERRED: 1807288253Sadrian data = STAILQ_FIRST(&sc->sc_rx_active); 1808288253Sadrian if (data == NULL) 1809288253Sadrian goto tr_setup; 1810288253Sadrian STAILQ_REMOVE_HEAD(&sc->sc_rx_active, next); 1811288253Sadrian otus_rxeof(xfer, data, &scrx); 1812288253Sadrian STAILQ_INSERT_TAIL(&sc->sc_rx_inactive, data, next); 1813288253Sadrian /* FALLTHROUGH */ 1814288253Sadrian case USB_ST_SETUP: 1815288253Sadriantr_setup: 1816288253Sadrian /* 1817288253Sadrian * XXX TODO: what if sc_rx isn't empty, but data 1818288253Sadrian * is empty? Then we leak mbufs. 1819288253Sadrian */ 1820288253Sadrian data = STAILQ_FIRST(&sc->sc_rx_inactive); 1821288253Sadrian if (data == NULL) { 1822288253Sadrian //KASSERT(m == NULL, ("mbuf isn't NULL")); 1823288253Sadrian return; 1824288253Sadrian } 1825288253Sadrian STAILQ_REMOVE_HEAD(&sc->sc_rx_inactive, next); 1826288253Sadrian STAILQ_INSERT_TAIL(&sc->sc_rx_active, data, next); 1827288253Sadrian usbd_xfer_set_frame_data(xfer, 0, data->buf, 1828288253Sadrian usbd_xfer_max_len(xfer)); 1829288253Sadrian usbd_transfer_submit(xfer); 1830288253Sadrian /* 1831288253Sadrian * To avoid LOR we should unlock our private mutex here to call 1832288253Sadrian * ieee80211_input() because here is at the end of a USB 1833288253Sadrian * callback and safe to unlock. 1834288253Sadrian */ 1835288253Sadrian OTUS_UNLOCK(sc); 1836288253Sadrian while ((m = mbufq_dequeue(&scrx)) != NULL) { 1837288253Sadrian wh = mtod(m, struct ieee80211_frame *); 1838288253Sadrian ni = ieee80211_find_rxnode(ic, 1839288253Sadrian (struct ieee80211_frame_min *)wh); 1840288253Sadrian if (ni != NULL) { 1841288253Sadrian if (ni->ni_flags & IEEE80211_NODE_HT) 1842288253Sadrian m->m_flags |= M_AMPDU; 1843288253Sadrian (void)ieee80211_input_mimo(ni, m, NULL); 1844288253Sadrian ieee80211_free_node(ni); 1845288253Sadrian } else 1846288253Sadrian (void)ieee80211_input_mimo_all(ic, m, NULL); 1847288253Sadrian } 1848288319Sadrian#ifdef IEEE80211_SUPPORT_SUPERG 1849288319Sadrian ieee80211_ff_age_all(ic, 100); 1850288319Sadrian#endif 1851288253Sadrian OTUS_LOCK(sc); 1852288253Sadrian break; 1853288253Sadrian default: 1854288253Sadrian /* needs it to the inactive queue due to a error. */ 1855288253Sadrian data = STAILQ_FIRST(&sc->sc_rx_active); 1856288253Sadrian if (data != NULL) { 1857288253Sadrian STAILQ_REMOVE_HEAD(&sc->sc_rx_active, next); 1858288253Sadrian STAILQ_INSERT_TAIL(&sc->sc_rx_inactive, data, next); 1859288253Sadrian } 1860288253Sadrian if (error != USB_ERR_CANCELLED) { 1861288253Sadrian usbd_xfer_set_stall(xfer); 1862288253Sadrian counter_u64_add(ic->ic_ierrors, 1); 1863288253Sadrian goto tr_setup; 1864288253Sadrian } 1865288253Sadrian break; 1866288253Sadrian } 1867288253Sadrian} 1868288253Sadrian 1869288253Sadrianstatic void 1870288253Sadrianotus_txeof(struct usb_xfer *xfer, struct otus_data *data) 1871288253Sadrian{ 1872288253Sadrian struct otus_softc *sc = usbd_xfer_softc(xfer); 1873288253Sadrian 1874288253Sadrian OTUS_DPRINTF(sc, OTUS_DEBUG_TXDONE, 1875288253Sadrian "%s: called; data=%p\n", __func__, data); 1876288253Sadrian 1877288253Sadrian OTUS_LOCK_ASSERT(sc); 1878288253Sadrian 1879288319Sadrian if (sc->sc_tx_n_active == 0) { 1880288319Sadrian device_printf(sc->sc_dev, 1881288319Sadrian "%s: completed but tx_active=0\n", 1882288319Sadrian __func__); 1883288319Sadrian } else { 1884288319Sadrian sc->sc_tx_n_active--; 1885288319Sadrian } 1886288319Sadrian 1887288253Sadrian if (data->m) { 1888288253Sadrian /* XXX status? */ 1889288253Sadrian /* XXX we get TX status via the RX path.. */ 1890288253Sadrian ieee80211_tx_complete(data->ni, data->m, 0); 1891288253Sadrian data->m = NULL; 1892288253Sadrian data->ni = NULL; 1893288253Sadrian } 1894288253Sadrian} 1895288253Sadrian 1896288253Sadrianstatic void 1897288253Sadrianotus_txcmdeof(struct usb_xfer *xfer, struct otus_tx_cmd *cmd) 1898288253Sadrian{ 1899288253Sadrian struct otus_softc *sc = usbd_xfer_softc(xfer); 1900288253Sadrian 1901288253Sadrian OTUS_LOCK_ASSERT(sc); 1902288253Sadrian 1903288253Sadrian OTUS_DPRINTF(sc, OTUS_DEBUG_CMDDONE, 1904288253Sadrian "%s: called; data=%p; odata=%p\n", 1905288253Sadrian __func__, cmd, cmd->odata); 1906288253Sadrian 1907288253Sadrian /* 1908288253Sadrian * Non-response commands still need wakeup so the caller 1909288253Sadrian * knows it was submitted and completed OK; response commands should 1910288253Sadrian * wait until they're ACKed by the firmware with a response. 1911288253Sadrian */ 1912288253Sadrian if (cmd->odata) { 1913288253Sadrian STAILQ_INSERT_TAIL(&sc->sc_cmd_waiting, cmd, next_cmd); 1914288253Sadrian } else { 1915288253Sadrian wakeup(cmd); 1916288253Sadrian otus_free_txcmd(sc, cmd); 1917288253Sadrian } 1918288253Sadrian} 1919288253Sadrian 1920288253Sadrianstatic void 1921288253Sadrianotus_bulk_tx_callback(struct usb_xfer *xfer, usb_error_t error) 1922288253Sadrian{ 1923288253Sadrian uint8_t which = OTUS_BULK_TX; 1924288253Sadrian struct otus_softc *sc = usbd_xfer_softc(xfer); 1925288253Sadrian struct ieee80211com *ic = &sc->sc_ic; 1926288253Sadrian struct otus_data *data; 1927288253Sadrian 1928288253Sadrian OTUS_LOCK_ASSERT(sc); 1929288253Sadrian 1930288253Sadrian switch (USB_GET_STATE(xfer)) { 1931288253Sadrian case USB_ST_TRANSFERRED: 1932288253Sadrian data = STAILQ_FIRST(&sc->sc_tx_active[which]); 1933288253Sadrian if (data == NULL) 1934288253Sadrian goto tr_setup; 1935288253Sadrian OTUS_DPRINTF(sc, OTUS_DEBUG_TXDONE, 1936288253Sadrian "%s: transfer done %p\n", __func__, data); 1937288253Sadrian STAILQ_REMOVE_HEAD(&sc->sc_tx_active[which], next); 1938288253Sadrian otus_txeof(xfer, data); 1939288253Sadrian otus_freebuf(sc, data); 1940288253Sadrian /* FALLTHROUGH */ 1941288253Sadrian case USB_ST_SETUP: 1942288253Sadriantr_setup: 1943288253Sadrian data = STAILQ_FIRST(&sc->sc_tx_pending[which]); 1944288253Sadrian if (data == NULL) { 1945288253Sadrian OTUS_DPRINTF(sc, OTUS_DEBUG_XMIT, 1946288253Sadrian "%s: empty pending queue sc %p\n", __func__, sc); 1947288319Sadrian sc->sc_tx_n_active = 0; 1948288253Sadrian goto finish; 1949288253Sadrian } 1950288253Sadrian STAILQ_REMOVE_HEAD(&sc->sc_tx_pending[which], next); 1951288253Sadrian STAILQ_INSERT_TAIL(&sc->sc_tx_active[which], data, next); 1952288253Sadrian usbd_xfer_set_frame_data(xfer, 0, data->buf, data->buflen); 1953288253Sadrian OTUS_DPRINTF(sc, OTUS_DEBUG_XMIT, 1954288253Sadrian "%s: submitting transfer %p\n", __func__, data); 1955288253Sadrian usbd_transfer_submit(xfer); 1956288319Sadrian sc->sc_tx_n_active++; 1957288253Sadrian break; 1958288253Sadrian default: 1959288253Sadrian data = STAILQ_FIRST(&sc->sc_tx_active[which]); 1960288253Sadrian if (data != NULL) { 1961288253Sadrian STAILQ_REMOVE_HEAD(&sc->sc_tx_active[which], next); 1962288253Sadrian otus_txeof(xfer, data); 1963288253Sadrian otus_freebuf(sc, data); 1964288253Sadrian } 1965288253Sadrian counter_u64_add(ic->ic_oerrors, 1); 1966288253Sadrian 1967288253Sadrian if (error != USB_ERR_CANCELLED) { 1968288253Sadrian usbd_xfer_set_stall(xfer); 1969288253Sadrian goto tr_setup; 1970288253Sadrian } 1971288253Sadrian break; 1972288253Sadrian } 1973288253Sadrian 1974288253Sadrianfinish: 1975288319Sadrian#ifdef IEEE80211_SUPPORT_SUPERG 1976288319Sadrian /* 1977288319Sadrian * If the TX active queue drops below a certain 1978288319Sadrian * threshold, ensure we age fast-frames out so they're 1979288319Sadrian * transmitted. 1980288319Sadrian */ 1981288319Sadrian if (sc->sc_tx_n_active < 2) { 1982288319Sadrian /* XXX ew - net80211 should defer this for us! */ 1983288319Sadrian OTUS_UNLOCK(sc); 1984288319Sadrian ieee80211_ff_flush(ic, WME_AC_VO); 1985288319Sadrian ieee80211_ff_flush(ic, WME_AC_VI); 1986288319Sadrian ieee80211_ff_flush(ic, WME_AC_BE); 1987288319Sadrian ieee80211_ff_flush(ic, WME_AC_BK); 1988288319Sadrian OTUS_LOCK(sc); 1989288319Sadrian } 1990288319Sadrian#endif 1991288253Sadrian /* Kick TX */ 1992288253Sadrian otus_tx_start(sc); 1993288253Sadrian} 1994288253Sadrian 1995288253Sadrianstatic void 1996288253Sadrianotus_bulk_cmd_callback(struct usb_xfer *xfer, usb_error_t error) 1997288253Sadrian{ 1998288253Sadrian struct otus_softc *sc = usbd_xfer_softc(xfer); 1999288253Sadrian#if 0 2000288253Sadrian struct ieee80211com *ic = &sc->sc_ic; 2001288253Sadrian#endif 2002288253Sadrian struct otus_tx_cmd *cmd; 2003288253Sadrian 2004288253Sadrian OTUS_LOCK_ASSERT(sc); 2005288253Sadrian 2006288253Sadrian switch (USB_GET_STATE(xfer)) { 2007288253Sadrian case USB_ST_TRANSFERRED: 2008288253Sadrian cmd = STAILQ_FIRST(&sc->sc_cmd_active); 2009288253Sadrian if (cmd == NULL) 2010288253Sadrian goto tr_setup; 2011288253Sadrian OTUS_DPRINTF(sc, OTUS_DEBUG_CMDDONE, 2012288253Sadrian "%s: transfer done %p\n", __func__, cmd); 2013288253Sadrian STAILQ_REMOVE_HEAD(&sc->sc_cmd_active, next_cmd); 2014288253Sadrian otus_txcmdeof(xfer, cmd); 2015288253Sadrian /* FALLTHROUGH */ 2016288253Sadrian case USB_ST_SETUP: 2017288253Sadriantr_setup: 2018288253Sadrian cmd = STAILQ_FIRST(&sc->sc_cmd_pending); 2019288253Sadrian if (cmd == NULL) { 2020288253Sadrian OTUS_DPRINTF(sc, OTUS_DEBUG_CMD, 2021288253Sadrian "%s: empty pending queue sc %p\n", __func__, sc); 2022288253Sadrian return; 2023288253Sadrian } 2024288253Sadrian STAILQ_REMOVE_HEAD(&sc->sc_cmd_pending, next_cmd); 2025288253Sadrian STAILQ_INSERT_TAIL(&sc->sc_cmd_active, cmd, next_cmd); 2026288253Sadrian usbd_xfer_set_frame_data(xfer, 0, cmd->buf, cmd->buflen); 2027288253Sadrian OTUS_DPRINTF(sc, OTUS_DEBUG_CMD, 2028288253Sadrian "%s: submitting transfer %p; buf=%p, buflen=%d\n", __func__, cmd, cmd->buf, cmd->buflen); 2029288253Sadrian usbd_transfer_submit(xfer); 2030288253Sadrian break; 2031288253Sadrian default: 2032288253Sadrian cmd = STAILQ_FIRST(&sc->sc_cmd_active); 2033288253Sadrian if (cmd != NULL) { 2034288253Sadrian STAILQ_REMOVE_HEAD(&sc->sc_cmd_active, next_cmd); 2035288253Sadrian otus_txcmdeof(xfer, cmd); 2036288253Sadrian } 2037288253Sadrian 2038288253Sadrian if (error != USB_ERR_CANCELLED) { 2039288253Sadrian usbd_xfer_set_stall(xfer); 2040288253Sadrian goto tr_setup; 2041288253Sadrian } 2042288253Sadrian break; 2043288253Sadrian } 2044288253Sadrian} 2045288253Sadrian 2046288253Sadrian/* 2047288253Sadrian * This isn't used by carl9170; it however may be used by the 2048288253Sadrian * initial bootloader. 2049288253Sadrian */ 2050288253Sadrianstatic void 2051288253Sadrianotus_bulk_irq_callback(struct usb_xfer *xfer, usb_error_t error) 2052288253Sadrian{ 2053288253Sadrian struct otus_softc *sc = usbd_xfer_softc(xfer); 2054288253Sadrian int actlen; 2055288253Sadrian int sumlen; 2056288253Sadrian 2057288253Sadrian usbd_xfer_status(xfer, &actlen, &sumlen, NULL, NULL); 2058288253Sadrian OTUS_DPRINTF(sc, OTUS_DEBUG_IRQ, 2059288253Sadrian "%s: called; state=%d\n", __func__, USB_GET_STATE(xfer)); 2060288253Sadrian 2061288253Sadrian switch (USB_GET_STATE(xfer)) { 2062288253Sadrian case USB_ST_TRANSFERRED: 2063288253Sadrian /* 2064288253Sadrian * Read usb frame data, if any. 2065288253Sadrian * "actlen" has the total length for all frames 2066288253Sadrian * transferred. 2067288253Sadrian */ 2068288253Sadrian OTUS_DPRINTF(sc, OTUS_DEBUG_IRQ, 2069288253Sadrian "%s: comp; %d bytes\n", 2070288253Sadrian __func__, 2071288253Sadrian actlen); 2072288253Sadrian#if 0 2073288253Sadrian pc = usbd_xfer_get_frame(xfer, 0); 2074288253Sadrian otus_dump_usb_rx_page(sc, pc, actlen); 2075288253Sadrian#endif 2076288253Sadrian /* XXX fallthrough */ 2077288253Sadrian case USB_ST_SETUP: 2078288253Sadrian /* 2079288253Sadrian * Setup xfer frame lengths/count and data 2080288253Sadrian */ 2081288253Sadrian OTUS_DPRINTF(sc, OTUS_DEBUG_IRQ, "%s: setup\n", __func__); 2082288253Sadrian usbd_xfer_set_frame_len(xfer, 0, usbd_xfer_max_len(xfer)); 2083288253Sadrian usbd_transfer_submit(xfer); 2084288253Sadrian break; 2085288253Sadrian 2086288253Sadrian default: /* Error */ 2087288253Sadrian /* 2088288253Sadrian * Print error message and clear stall 2089288253Sadrian * for example. 2090288253Sadrian */ 2091288253Sadrian OTUS_DPRINTF(sc, OTUS_DEBUG_IRQ, "%s: ERROR?\n", __func__); 2092288253Sadrian break; 2093288253Sadrian } 2094288253Sadrian} 2095288253Sadrian 2096288253Sadrian/* 2097288253Sadrian * Map net80211 rate to hw rate for otus MAC/PHY. 2098288253Sadrian */ 2099288253Sadrianstatic uint8_t 2100288253Sadrianotus_rate_to_hw_rate(struct otus_softc *sc, uint8_t rate) 2101288253Sadrian{ 2102288253Sadrian int is_2ghz; 2103288253Sadrian 2104288253Sadrian is_2ghz = !! (IEEE80211_IS_CHAN_2GHZ(sc->sc_ic.ic_curchan)); 2105288253Sadrian 2106288253Sadrian switch (rate) { 2107288253Sadrian /* CCK */ 2108288253Sadrian case 2: 2109288253Sadrian return (0x0); 2110288253Sadrian case 4: 2111288253Sadrian return (0x1); 2112288253Sadrian case 11: 2113288253Sadrian return (0x2); 2114288253Sadrian case 22: 2115288253Sadrian return (0x3); 2116288253Sadrian /* OFDM */ 2117288253Sadrian case 12: 2118288253Sadrian return (0xb); 2119288253Sadrian case 18: 2120288253Sadrian return (0xf); 2121288253Sadrian case 24: 2122288253Sadrian return (0xa); 2123288253Sadrian case 36: 2124288253Sadrian return (0xe); 2125288253Sadrian case 48: 2126288253Sadrian return (0x9); 2127288253Sadrian case 72: 2128288253Sadrian return (0xd); 2129288253Sadrian case 96: 2130288253Sadrian return (0x8); 2131288253Sadrian case 108: 2132288253Sadrian return (0xc); 2133288253Sadrian default: 2134288253Sadrian device_printf(sc->sc_dev, "%s: unknown rate '%d'\n", 2135288253Sadrian __func__, (int) rate); 2136288253Sadrian case 0: 2137288253Sadrian if (is_2ghz) 2138288253Sadrian return (0x0); /* 1MB CCK */ 2139288253Sadrian else 2140288253Sadrian return (0xb); /* 6MB OFDM */ 2141288253Sadrian 2142288253Sadrian /* XXX TODO: HT */ 2143288253Sadrian } 2144288253Sadrian} 2145288253Sadrian 2146288253Sadrianstatic int 2147288253Sadrianotus_hw_rate_is_ofdm(struct otus_softc *sc, uint8_t hw_rate) 2148288253Sadrian{ 2149288253Sadrian 2150288253Sadrian switch (hw_rate) { 2151288253Sadrian case 0x0: 2152288253Sadrian case 0x1: 2153288253Sadrian case 0x2: 2154288253Sadrian case 0x3: 2155288253Sadrian return (0); 2156288253Sadrian default: 2157288253Sadrian return (1); 2158288253Sadrian } 2159288253Sadrian} 2160288253Sadrian 2161288253Sadrian 2162288253Sadrianstatic void 2163288253Sadrianotus_tx_update_ratectl(struct otus_softc *sc, struct ieee80211_node *ni) 2164288253Sadrian{ 2165288253Sadrian int tx, tx_success, tx_retry; 2166288253Sadrian 2167288253Sadrian tx = OTUS_NODE(ni)->tx_done; 2168288253Sadrian tx_success = OTUS_NODE(ni)->tx_done - OTUS_NODE(ni)->tx_err; 2169288253Sadrian tx_retry = OTUS_NODE(ni)->tx_retries; 2170288253Sadrian 2171288253Sadrian ieee80211_ratectl_tx_update(ni->ni_vap, ni, &tx, &tx_success, 2172288253Sadrian &tx_retry); 2173288253Sadrian} 2174288253Sadrian 2175288253Sadrian/* 2176288253Sadrian * XXX TODO: support tx bpf parameters for configuration! 2177288253Sadrian */ 2178288253Sadrianstatic int 2179288253Sadrianotus_tx(struct otus_softc *sc, struct ieee80211_node *ni, struct mbuf *m, 2180288253Sadrian struct otus_data *data) 2181288253Sadrian{ 2182288253Sadrian struct ieee80211com *ic = &sc->sc_ic; 2183288253Sadrian struct ieee80211vap *vap = ni->ni_vap; 2184288253Sadrian struct ieee80211_frame *wh; 2185288253Sadrian struct ieee80211_key *k; 2186288253Sadrian struct ar_tx_head *head; 2187288253Sadrian uint32_t phyctl; 2188288253Sadrian uint16_t macctl, qos; 2189288253Sadrian uint8_t qid, rate; 2190288253Sadrian int hasqos, xferlen; 2191288253Sadrian 2192288253Sadrian wh = mtod(m, struct ieee80211_frame *); 2193288253Sadrian if (wh->i_fc[1] & IEEE80211_FC1_PROTECTED) { 2194288253Sadrian k = ieee80211_crypto_encap(ni, m); 2195288253Sadrian if (k == NULL) { 2196288253Sadrian device_printf(sc->sc_dev, 2197288253Sadrian "%s: m=%p: ieee80211_crypto_encap returns NULL\n", 2198288253Sadrian __func__, 2199288253Sadrian m); 2200288253Sadrian return (ENOBUFS); 2201288253Sadrian } 2202288253Sadrian wh = mtod(m, struct ieee80211_frame *); 2203288253Sadrian } 2204288253Sadrian 2205288253Sadrian /* Calculate transfer length; ensure data buffer is large enough */ 2206288253Sadrian xferlen = sizeof (*head) + m->m_pkthdr.len; 2207288253Sadrian if (xferlen > OTUS_TXBUFSZ) { 2208288253Sadrian device_printf(sc->sc_dev, 2209288253Sadrian "%s: 802.11 TX frame is %d bytes, max %d bytes\n", 2210288253Sadrian __func__, 2211288253Sadrian xferlen, 2212288253Sadrian OTUS_TXBUFSZ); 2213288253Sadrian return (ENOBUFS); 2214288253Sadrian } 2215288253Sadrian 2216288253Sadrian hasqos = !! IEEE80211_QOS_HAS_SEQ(wh); 2217288253Sadrian 2218288253Sadrian if (hasqos) { 2219288253Sadrian uint8_t tid; 2220288253Sadrian qos = ((const struct ieee80211_qosframe *)wh)->i_qos[0]; 2221288253Sadrian tid = qos & IEEE80211_QOS_TID; 2222288253Sadrian qid = TID_TO_WME_AC(tid); 2223288253Sadrian } else { 2224288253Sadrian qos = 0; 2225288253Sadrian qid = WME_AC_BE; 2226288253Sadrian } 2227288253Sadrian 2228288253Sadrian /* Pickup a rate index. */ 2229288253Sadrian if (IEEE80211_IS_MULTICAST(wh->i_addr1) || 2230288253Sadrian (wh->i_fc[0] & IEEE80211_FC0_TYPE_MASK) != IEEE80211_FC0_TYPE_DATA) { 2231288253Sadrian /* Get lowest rate */ 2232288253Sadrian rate = otus_rate_to_hw_rate(sc, 0); 2233289556Sadrian } else if (m->m_flags & M_EAPOL) { 2234289556Sadrian /* Get lowest rate */ 2235289556Sadrian rate = otus_rate_to_hw_rate(sc, 0); 2236288253Sadrian } else { 2237288253Sadrian (void) ieee80211_ratectl_rate(ni, NULL, 0); 2238288253Sadrian rate = otus_rate_to_hw_rate(sc, ni->ni_txrate); 2239288253Sadrian } 2240288253Sadrian 2241288253Sadrian phyctl = 0; 2242288253Sadrian macctl = AR_TX_MAC_BACKOFF | AR_TX_MAC_HW_DUR | AR_TX_MAC_QID(qid); 2243288253Sadrian 2244288253Sadrian if (IEEE80211_IS_MULTICAST(wh->i_addr1) || 2245288253Sadrian (hasqos && ((qos & IEEE80211_QOS_ACKPOLICY) == 2246288253Sadrian IEEE80211_QOS_ACKPOLICY_NOACK))) 2247288253Sadrian macctl |= AR_TX_MAC_NOACK; 2248288253Sadrian 2249288253Sadrian if (!IEEE80211_IS_MULTICAST(wh->i_addr1)) { 2250288253Sadrian if (m->m_pkthdr.len + IEEE80211_CRC_LEN >= vap->iv_rtsthreshold) 2251288253Sadrian macctl |= AR_TX_MAC_RTS; 2252288253Sadrian else if (ic->ic_flags & IEEE80211_F_USEPROT) { 2253288253Sadrian if (ic->ic_protmode == IEEE80211_PROT_CTSONLY) 2254288253Sadrian macctl |= AR_TX_MAC_CTS; 2255288253Sadrian else if (ic->ic_protmode == IEEE80211_PROT_RTSCTS) 2256288253Sadrian macctl |= AR_TX_MAC_RTS; 2257288253Sadrian } 2258288253Sadrian } 2259288253Sadrian 2260288253Sadrian phyctl |= AR_TX_PHY_MCS(rate); 2261288253Sadrian if (otus_hw_rate_is_ofdm(sc, rate)) { 2262288253Sadrian phyctl |= AR_TX_PHY_MT_OFDM; 2263288253Sadrian /* Always use all tx antennas for now, just to be safe */ 2264288253Sadrian phyctl |= AR_TX_PHY_ANTMSK(sc->txmask); 2265288253Sadrian } else { /* CCK */ 2266288253Sadrian phyctl |= AR_TX_PHY_MT_CCK; 2267288253Sadrian phyctl |= AR_TX_PHY_ANTMSK(sc->txmask); 2268288253Sadrian } 2269288253Sadrian 2270288253Sadrian /* Update net80211 with the current counters */ 2271288253Sadrian otus_tx_update_ratectl(sc, ni); 2272288253Sadrian 2273288253Sadrian /* Update rate control stats for frames that are ACK'ed. */ 2274288253Sadrian if (!(macctl & AR_TX_MAC_NOACK)) 2275288253Sadrian OTUS_NODE(ni)->tx_done++; 2276288253Sadrian 2277288253Sadrian 2278288253Sadrian /* Fill Tx descriptor. */ 2279288253Sadrian head = (struct ar_tx_head *)data->buf; 2280288253Sadrian head->len = htole16(m->m_pkthdr.len + IEEE80211_CRC_LEN); 2281288253Sadrian head->macctl = htole16(macctl); 2282288253Sadrian head->phyctl = htole32(phyctl); 2283288253Sadrian 2284288253Sadrian m_copydata(m, 0, m->m_pkthdr.len, (caddr_t)&head[1]); 2285288253Sadrian 2286288253Sadrian data->buflen = xferlen; 2287288253Sadrian data->ni = ni; 2288288253Sadrian data->m = m; 2289288253Sadrian 2290288253Sadrian OTUS_DPRINTF(sc, OTUS_DEBUG_XMIT, 2291288253Sadrian "%s: tx: m=%p; data=%p; len=%d mac=0x%04x phy=0x%08x rate=0x%02x, ni_txrate=%d\n", 2292288253Sadrian __func__, m, data, head->len, head->macctl, head->phyctl, 2293288253Sadrian (int) rate, (int) ni->ni_txrate); 2294288253Sadrian 2295288253Sadrian /* Submit transfer */ 2296288253Sadrian STAILQ_INSERT_TAIL(&sc->sc_tx_pending[OTUS_BULK_TX], data, next); 2297288253Sadrian usbd_transfer_start(sc->sc_xfer[OTUS_BULK_TX]); 2298288253Sadrian 2299288253Sadrian return 0; 2300288253Sadrian} 2301288253Sadrian 2302288253Sadrianint 2303288253Sadrianotus_set_multi(struct otus_softc *sc) 2304288253Sadrian{ 2305288253Sadrian uint32_t lo, hi; 2306288253Sadrian struct ieee80211com *ic = &sc->sc_ic; 2307288253Sadrian int r; 2308288253Sadrian 2309288253Sadrian if (ic->ic_allmulti > 0 || ic->ic_promisc > 0 || 2310288253Sadrian ic->ic_opmode == IEEE80211_M_MONITOR) { 2311288253Sadrian lo = 0xffffffff; 2312288253Sadrian hi = 0xffffffff; 2313288253Sadrian } else { 2314288253Sadrian struct ieee80211vap *vap; 2315288253Sadrian struct ifnet *ifp; 2316288253Sadrian struct ifmultiaddr *ifma; 2317288253Sadrian 2318288253Sadrian lo = hi = 0; 2319288253Sadrian TAILQ_FOREACH(vap, &ic->ic_vaps, iv_next) { 2320288253Sadrian ifp = vap->iv_ifp; 2321288253Sadrian if_maddr_rlock(ifp); 2322288253Sadrian TAILQ_FOREACH(ifma, &ifp->if_multiaddrs, ifma_link) { 2323288253Sadrian caddr_t dl; 2324288253Sadrian uint32_t val; 2325288253Sadrian 2326288253Sadrian dl = LLADDR((struct sockaddr_dl *) ifma->ifma_addr); 2327288253Sadrian val = LE_READ_4(dl + 4); 2328288253Sadrian /* Get address byte 5 */ 2329288253Sadrian val = val & 0x0000ff00; 2330288253Sadrian val = val >> 8; 2331288253Sadrian 2332288253Sadrian /* As per below, shift it >> 2 to get only 6 bits */ 2333288253Sadrian val = val >> 2; 2334288253Sadrian if (val < 32) 2335288253Sadrian lo |= 1 << val; 2336288253Sadrian else 2337288253Sadrian hi |= 1 << (val - 32); 2338288253Sadrian } 2339288253Sadrian if_maddr_runlock(ifp); 2340288253Sadrian } 2341288253Sadrian } 2342288253Sadrian#if 0 2343288253Sadrian /* XXX openbsd code */ 2344288253Sadrian while (enm != NULL) { 2345288253Sadrian bit = enm->enm_addrlo[5] >> 2; 2346288253Sadrian if (bit < 32) 2347288253Sadrian lo |= 1 << bit; 2348288253Sadrian else 2349288253Sadrian hi |= 1 << (bit - 32); 2350288253Sadrian ETHER_NEXT_MULTI(step, enm); 2351288253Sadrian } 2352288253Sadrian#endif 2353288253Sadrian 2354288253Sadrian hi |= 1U << 31; /* Make sure the broadcast bit is set. */ 2355288253Sadrian 2356288253Sadrian OTUS_LOCK(sc); 2357288253Sadrian otus_write(sc, AR_MAC_REG_GROUP_HASH_TBL_L, lo); 2358288253Sadrian otus_write(sc, AR_MAC_REG_GROUP_HASH_TBL_H, hi); 2359288253Sadrian r = otus_write_barrier(sc); 2360288253Sadrian OTUS_UNLOCK(sc); 2361288253Sadrian return (r); 2362288253Sadrian} 2363288253Sadrian 2364288253Sadrianstatic void 2365288253Sadrianotus_updateedca(struct otus_softc *sc) 2366288253Sadrian{ 2367288253Sadrian#define EXP2(val) ((1 << (val)) - 1) 2368288253Sadrian#define AIFS(val) ((val) * 9 + 10) 2369288253Sadrian struct ieee80211com *ic = &sc->sc_ic; 2370288253Sadrian const struct wmeParams *edca; 2371288253Sadrian 2372288253Sadrian OTUS_LOCK_ASSERT(sc); 2373288253Sadrian 2374288253Sadrian edca = ic->ic_wme.wme_chanParams.cap_wmeParams; 2375288253Sadrian 2376288253Sadrian /* Set CWmin/CWmax values. */ 2377288253Sadrian otus_write(sc, AR_MAC_REG_AC0_CW, 2378288253Sadrian EXP2(edca[WME_AC_BE].wmep_logcwmax) << 16 | 2379288253Sadrian EXP2(edca[WME_AC_BE].wmep_logcwmin)); 2380288253Sadrian otus_write(sc, AR_MAC_REG_AC1_CW, 2381288253Sadrian EXP2(edca[WME_AC_BK].wmep_logcwmax) << 16 | 2382288253Sadrian EXP2(edca[WME_AC_BK].wmep_logcwmin)); 2383288253Sadrian otus_write(sc, AR_MAC_REG_AC2_CW, 2384288253Sadrian EXP2(edca[WME_AC_VI].wmep_logcwmax) << 16 | 2385288253Sadrian EXP2(edca[WME_AC_VI].wmep_logcwmin)); 2386288253Sadrian otus_write(sc, AR_MAC_REG_AC3_CW, 2387288253Sadrian EXP2(edca[WME_AC_VO].wmep_logcwmax) << 16 | 2388288253Sadrian EXP2(edca[WME_AC_VO].wmep_logcwmin)); 2389288253Sadrian otus_write(sc, AR_MAC_REG_AC4_CW, /* Special TXQ. */ 2390288253Sadrian EXP2(edca[WME_AC_VO].wmep_logcwmax) << 16 | 2391288253Sadrian EXP2(edca[WME_AC_VO].wmep_logcwmin)); 2392288253Sadrian 2393288253Sadrian /* Set AIFSN values. */ 2394288253Sadrian otus_write(sc, AR_MAC_REG_AC1_AC0_AIFS, 2395288253Sadrian AIFS(edca[WME_AC_VI].wmep_aifsn) << 24 | 2396288253Sadrian AIFS(edca[WME_AC_BK].wmep_aifsn) << 12 | 2397288253Sadrian AIFS(edca[WME_AC_BE].wmep_aifsn)); 2398288253Sadrian otus_write(sc, AR_MAC_REG_AC3_AC2_AIFS, 2399288253Sadrian AIFS(edca[WME_AC_VO].wmep_aifsn) << 16 | /* Special TXQ. */ 2400288253Sadrian AIFS(edca[WME_AC_VO].wmep_aifsn) << 4 | 2401288253Sadrian AIFS(edca[WME_AC_VI].wmep_aifsn) >> 8); 2402288253Sadrian 2403288253Sadrian /* Set TXOP limit. */ 2404288253Sadrian otus_write(sc, AR_MAC_REG_AC1_AC0_TXOP, 2405288253Sadrian edca[WME_AC_BK].wmep_txopLimit << 16 | 2406288253Sadrian edca[WME_AC_BE].wmep_txopLimit); 2407288253Sadrian otus_write(sc, AR_MAC_REG_AC3_AC2_TXOP, 2408288253Sadrian edca[WME_AC_VO].wmep_txopLimit << 16 | 2409288253Sadrian edca[WME_AC_VI].wmep_txopLimit); 2410288253Sadrian 2411288253Sadrian /* XXX ACK policy? */ 2412288253Sadrian 2413288253Sadrian (void)otus_write_barrier(sc); 2414288253Sadrian 2415288253Sadrian#undef AIFS 2416288253Sadrian#undef EXP2 2417288253Sadrian} 2418288253Sadrian 2419288253Sadrianstatic void 2420288253Sadrianotus_updateslot(struct otus_softc *sc) 2421288253Sadrian{ 2422288253Sadrian struct ieee80211com *ic = &sc->sc_ic; 2423288253Sadrian uint32_t slottime; 2424288253Sadrian 2425288253Sadrian OTUS_LOCK_ASSERT(sc); 2426288253Sadrian 2427288253Sadrian slottime = (ic->ic_flags & IEEE80211_F_SHSLOT) ? 9 : 20; 2428288253Sadrian otus_write(sc, AR_MAC_REG_SLOT_TIME, slottime << 10); 2429288253Sadrian (void)otus_write_barrier(sc); 2430288253Sadrian} 2431288253Sadrian 2432288253Sadrianint 2433288253Sadrianotus_init_mac(struct otus_softc *sc) 2434288253Sadrian{ 2435288253Sadrian int error; 2436288253Sadrian 2437288253Sadrian OTUS_LOCK_ASSERT(sc); 2438288253Sadrian 2439288253Sadrian otus_write(sc, AR_MAC_REG_ACK_EXTENSION, 0x40); 2440288253Sadrian otus_write(sc, AR_MAC_REG_RETRY_MAX, 0); 2441288253Sadrian otus_write(sc, AR_MAC_REG_SNIFFER, 0x2000000); 2442288253Sadrian otus_write(sc, AR_MAC_REG_RX_THRESHOLD, 0xc1f80); 2443288253Sadrian otus_write(sc, AR_MAC_REG_RX_PE_DELAY, 0x70); 2444288253Sadrian otus_write(sc, AR_MAC_REG_EIFS_AND_SIFS, 0xa144000); 2445288253Sadrian otus_write(sc, AR_MAC_REG_SLOT_TIME, 9 << 10); 2446288253Sadrian otus_write(sc, 0x1c3b2c, 0x19000000); 2447288253Sadrian /* NAV protects ACK only (in TXOP). */ 2448288253Sadrian otus_write(sc, 0x1c3b38, 0x201); 2449288253Sadrian /* Set beacon Tx power to 0x7. */ 2450288253Sadrian otus_write(sc, AR_MAC_REG_BCN_HT1, 0x8000170); 2451288253Sadrian otus_write(sc, AR_MAC_REG_BACKOFF_PROTECT, 0x105); 2452288253Sadrian otus_write(sc, 0x1c3b9c, 0x10000a); 2453288253Sadrian /* Filter any control frames, BAR is bit 24. */ 2454288253Sadrian otus_write(sc, 0x1c368c, 0x0500ffff); 2455288253Sadrian otus_write(sc, 0x1c3c40, 0x1); 2456288253Sadrian otus_write(sc, AR_MAC_REG_BASIC_RATE, 0x150f); 2457288253Sadrian otus_write(sc, AR_MAC_REG_MANDATORY_RATE, 0x150f); 2458288253Sadrian otus_write(sc, AR_MAC_REG_RTS_CTS_RATE, 0x10b01bb); 2459288253Sadrian otus_write(sc, 0x1c3694, 0x4003c1e); 2460288253Sadrian /* Enable LED0 and LED1. */ 2461288253Sadrian otus_write(sc, 0x1d0100, 0x3); 2462288253Sadrian otus_write(sc, 0x1d0104, 0x3); 2463288253Sadrian /* Switch MAC to OTUS interface. */ 2464288253Sadrian otus_write(sc, 0x1c3600, 0x3); 2465288253Sadrian otus_write(sc, 0x1c3c50, 0xffff); 2466288253Sadrian otus_write(sc, 0x1c3680, 0xf00008); 2467288253Sadrian /* Disable Rx timeout (workaround). */ 2468288253Sadrian otus_write(sc, 0x1c362c, 0); 2469288253Sadrian 2470288253Sadrian /* Set USB Rx stream mode maximum frame number to 2. */ 2471288253Sadrian otus_write(sc, 0x1e1110, 0x4); 2472288253Sadrian /* Set USB Rx stream mode timeout to 10us. */ 2473288253Sadrian otus_write(sc, 0x1e1114, 0x80); 2474288253Sadrian 2475288253Sadrian /* Set clock frequency to 88/80MHz. */ 2476288253Sadrian otus_write(sc, 0x1d4008, 0x73); 2477288253Sadrian /* Set WLAN DMA interrupt mode: generate intr per packet. */ 2478288253Sadrian otus_write(sc, 0x1c3d7c, 0x110011); 2479288253Sadrian otus_write(sc, 0x1c3bb0, 0x4); 2480288253Sadrian otus_write(sc, AR_MAC_REG_TXOP_NOT_ENOUGH_INDICATION, 0x141e0f48); 2481288253Sadrian 2482288253Sadrian /* Disable HW decryption for now. */ 2483288253Sadrian otus_write(sc, 0x1c3678, 0x78); 2484288253Sadrian 2485288253Sadrian if ((error = otus_write_barrier(sc)) != 0) 2486288253Sadrian return error; 2487288253Sadrian 2488288253Sadrian /* Set default EDCA parameters. */ 2489288253Sadrian otus_updateedca(sc); 2490288253Sadrian 2491288253Sadrian return 0; 2492288253Sadrian} 2493288253Sadrian 2494288253Sadrian/* 2495288253Sadrian * Return default value for PHY register based on current operating mode. 2496288253Sadrian */ 2497288253Sadrianuint32_t 2498288253Sadrianotus_phy_get_def(struct otus_softc *sc, uint32_t reg) 2499288253Sadrian{ 2500288253Sadrian int i; 2501288253Sadrian 2502288253Sadrian for (i = 0; i < nitems(ar5416_phy_regs); i++) 2503288253Sadrian if (AR_PHY(ar5416_phy_regs[i]) == reg) 2504288253Sadrian return sc->phy_vals[i]; 2505288253Sadrian return 0; /* Register not found. */ 2506288253Sadrian} 2507288253Sadrian 2508288253Sadrian/* 2509288253Sadrian * Update PHY's programming based on vendor-specific data stored in EEPROM. 2510288253Sadrian * This is for FEM-type devices only. 2511288253Sadrian */ 2512288253Sadrianint 2513288253Sadrianotus_set_board_values(struct otus_softc *sc, struct ieee80211_channel *c) 2514288253Sadrian{ 2515288253Sadrian const struct ModalEepHeader *eep; 2516288253Sadrian uint32_t tmp, offset; 2517288253Sadrian 2518288253Sadrian if (IEEE80211_IS_CHAN_5GHZ(c)) 2519288253Sadrian eep = &sc->eeprom.modalHeader[0]; 2520288253Sadrian else 2521288253Sadrian eep = &sc->eeprom.modalHeader[1]; 2522288253Sadrian 2523288253Sadrian /* Offset of chain 2. */ 2524288253Sadrian offset = 2 * 0x1000; 2525288253Sadrian 2526288253Sadrian tmp = le32toh(eep->antCtrlCommon); 2527288253Sadrian otus_write(sc, AR_PHY_SWITCH_COM, tmp); 2528288253Sadrian 2529288253Sadrian tmp = le32toh(eep->antCtrlChain[0]); 2530288253Sadrian otus_write(sc, AR_PHY_SWITCH_CHAIN_0, tmp); 2531288253Sadrian 2532288253Sadrian tmp = le32toh(eep->antCtrlChain[1]); 2533288253Sadrian otus_write(sc, AR_PHY_SWITCH_CHAIN_0 + offset, tmp); 2534288253Sadrian 2535288253Sadrian if (1 /* sc->sc_sco == AR_SCO_SCN */) { 2536288253Sadrian tmp = otus_phy_get_def(sc, AR_PHY_SETTLING); 2537288253Sadrian tmp &= ~(0x7f << 7); 2538288253Sadrian tmp |= (eep->switchSettling & 0x7f) << 7; 2539288253Sadrian otus_write(sc, AR_PHY_SETTLING, tmp); 2540288253Sadrian } 2541288253Sadrian 2542288253Sadrian tmp = otus_phy_get_def(sc, AR_PHY_DESIRED_SZ); 2543288253Sadrian tmp &= ~0xffff; 2544288253Sadrian tmp |= eep->pgaDesiredSize << 8 | eep->adcDesiredSize; 2545288253Sadrian otus_write(sc, AR_PHY_DESIRED_SZ, tmp); 2546288253Sadrian 2547288253Sadrian tmp = eep->txEndToXpaOff << 24 | eep->txEndToXpaOff << 16 | 2548288253Sadrian eep->txFrameToXpaOn << 8 | eep->txFrameToXpaOn; 2549288253Sadrian otus_write(sc, AR_PHY_RF_CTL4, tmp); 2550288253Sadrian 2551288253Sadrian tmp = otus_phy_get_def(sc, AR_PHY_RF_CTL3); 2552288253Sadrian tmp &= ~(0xff << 16); 2553288253Sadrian tmp |= eep->txEndToRxOn << 16; 2554288253Sadrian otus_write(sc, AR_PHY_RF_CTL3, tmp); 2555288253Sadrian 2556288253Sadrian tmp = otus_phy_get_def(sc, AR_PHY_CCA); 2557288253Sadrian tmp &= ~(0x7f << 12); 2558288253Sadrian tmp |= (eep->thresh62 & 0x7f) << 12; 2559288253Sadrian otus_write(sc, AR_PHY_CCA, tmp); 2560288253Sadrian 2561288253Sadrian tmp = otus_phy_get_def(sc, AR_PHY_RXGAIN); 2562288253Sadrian tmp &= ~(0x3f << 12); 2563288253Sadrian tmp |= (eep->txRxAttenCh[0] & 0x3f) << 12; 2564288253Sadrian otus_write(sc, AR_PHY_RXGAIN, tmp); 2565288253Sadrian 2566288253Sadrian tmp = otus_phy_get_def(sc, AR_PHY_RXGAIN + offset); 2567288253Sadrian tmp &= ~(0x3f << 12); 2568288253Sadrian tmp |= (eep->txRxAttenCh[1] & 0x3f) << 12; 2569288253Sadrian otus_write(sc, AR_PHY_RXGAIN + offset, tmp); 2570288253Sadrian 2571288253Sadrian tmp = otus_phy_get_def(sc, AR_PHY_GAIN_2GHZ); 2572288253Sadrian tmp &= ~(0x3f << 18); 2573288253Sadrian tmp |= (eep->rxTxMarginCh[0] & 0x3f) << 18; 2574288253Sadrian if (IEEE80211_IS_CHAN_5GHZ(c)) { 2575288253Sadrian tmp &= ~(0xf << 10); 2576288253Sadrian tmp |= (eep->bswMargin[0] & 0xf) << 10; 2577288253Sadrian } 2578288253Sadrian otus_write(sc, AR_PHY_GAIN_2GHZ, tmp); 2579288253Sadrian 2580288253Sadrian tmp = otus_phy_get_def(sc, AR_PHY_GAIN_2GHZ + offset); 2581288253Sadrian tmp &= ~(0x3f << 18); 2582288253Sadrian tmp |= (eep->rxTxMarginCh[1] & 0x3f) << 18; 2583288253Sadrian otus_write(sc, AR_PHY_GAIN_2GHZ + offset, tmp); 2584288253Sadrian 2585288253Sadrian tmp = otus_phy_get_def(sc, AR_PHY_TIMING_CTRL4); 2586288253Sadrian tmp &= ~(0x3f << 5 | 0x1f); 2587288253Sadrian tmp |= (eep->iqCalICh[0] & 0x3f) << 5 | (eep->iqCalQCh[0] & 0x1f); 2588288253Sadrian otus_write(sc, AR_PHY_TIMING_CTRL4, tmp); 2589288253Sadrian 2590288253Sadrian tmp = otus_phy_get_def(sc, AR_PHY_TIMING_CTRL4 + offset); 2591288253Sadrian tmp &= ~(0x3f << 5 | 0x1f); 2592288253Sadrian tmp |= (eep->iqCalICh[1] & 0x3f) << 5 | (eep->iqCalQCh[1] & 0x1f); 2593288253Sadrian otus_write(sc, AR_PHY_TIMING_CTRL4 + offset, tmp); 2594288253Sadrian 2595288253Sadrian tmp = otus_phy_get_def(sc, AR_PHY_TPCRG1); 2596288253Sadrian tmp &= ~(0xf << 16); 2597288253Sadrian tmp |= (eep->xpd & 0xf) << 16; 2598288253Sadrian otus_write(sc, AR_PHY_TPCRG1, tmp); 2599288253Sadrian 2600288253Sadrian return otus_write_barrier(sc); 2601288253Sadrian} 2602288253Sadrian 2603288253Sadrianint 2604288253Sadrianotus_program_phy(struct otus_softc *sc, struct ieee80211_channel *c) 2605288253Sadrian{ 2606288253Sadrian const uint32_t *vals; 2607288253Sadrian int error, i; 2608288253Sadrian 2609288253Sadrian /* Select PHY programming based on band and bandwidth. */ 2610288253Sadrian if (IEEE80211_IS_CHAN_2GHZ(c)) 2611288253Sadrian vals = ar5416_phy_vals_2ghz_20mhz; 2612288253Sadrian else 2613288253Sadrian vals = ar5416_phy_vals_5ghz_20mhz; 2614288253Sadrian for (i = 0; i < nitems(ar5416_phy_regs); i++) 2615288253Sadrian otus_write(sc, AR_PHY(ar5416_phy_regs[i]), vals[i]); 2616288253Sadrian sc->phy_vals = vals; 2617288253Sadrian 2618288253Sadrian if (sc->eeprom.baseEepHeader.deviceType == 0x80) /* FEM */ 2619288253Sadrian if ((error = otus_set_board_values(sc, c)) != 0) 2620288253Sadrian return error; 2621288253Sadrian 2622288253Sadrian /* Initial Tx power settings. */ 2623288253Sadrian otus_write(sc, AR_PHY_POWER_TX_RATE_MAX, 0x7f); 2624288253Sadrian otus_write(sc, AR_PHY_POWER_TX_RATE1, 0x3f3f3f3f); 2625288253Sadrian otus_write(sc, AR_PHY_POWER_TX_RATE2, 0x3f3f3f3f); 2626288253Sadrian otus_write(sc, AR_PHY_POWER_TX_RATE3, 0x3f3f3f3f); 2627288253Sadrian otus_write(sc, AR_PHY_POWER_TX_RATE4, 0x3f3f3f3f); 2628288253Sadrian otus_write(sc, AR_PHY_POWER_TX_RATE5, 0x3f3f3f3f); 2629288253Sadrian otus_write(sc, AR_PHY_POWER_TX_RATE6, 0x3f3f3f3f); 2630288253Sadrian otus_write(sc, AR_PHY_POWER_TX_RATE7, 0x3f3f3f3f); 2631288253Sadrian otus_write(sc, AR_PHY_POWER_TX_RATE8, 0x3f3f3f3f); 2632288253Sadrian otus_write(sc, AR_PHY_POWER_TX_RATE9, 0x3f3f3f3f); 2633288253Sadrian 2634288253Sadrian if (IEEE80211_IS_CHAN_2GHZ(c)) 2635288253Sadrian otus_write(sc, 0x1d4014, 0x5163); 2636288253Sadrian else 2637288253Sadrian otus_write(sc, 0x1d4014, 0x5143); 2638288253Sadrian 2639288253Sadrian return otus_write_barrier(sc); 2640288253Sadrian} 2641288253Sadrian 2642288253Sadrianstatic __inline uint8_t 2643288253Sadrianotus_reverse_bits(uint8_t v) 2644288253Sadrian{ 2645288253Sadrian v = ((v >> 1) & 0x55) | ((v & 0x55) << 1); 2646288253Sadrian v = ((v >> 2) & 0x33) | ((v & 0x33) << 2); 2647288253Sadrian v = ((v >> 4) & 0x0f) | ((v & 0x0f) << 4); 2648288253Sadrian return v; 2649288253Sadrian} 2650288253Sadrian 2651288253Sadrianint 2652288253Sadrianotus_set_rf_bank4(struct otus_softc *sc, struct ieee80211_channel *c) 2653288253Sadrian{ 2654288253Sadrian uint8_t chansel, d0, d1; 2655288253Sadrian uint16_t data; 2656288253Sadrian int error; 2657288253Sadrian 2658288253Sadrian OTUS_LOCK_ASSERT(sc); 2659288253Sadrian 2660288253Sadrian d0 = 0; 2661288253Sadrian if (IEEE80211_IS_CHAN_5GHZ(c)) { 2662288253Sadrian chansel = (c->ic_freq - 4800) / 5; 2663288253Sadrian if (chansel & 1) 2664288253Sadrian d0 |= AR_BANK4_AMODE_REFSEL(2); 2665288253Sadrian else 2666288253Sadrian d0 |= AR_BANK4_AMODE_REFSEL(1); 2667288253Sadrian } else { 2668288253Sadrian d0 |= AR_BANK4_AMODE_REFSEL(2); 2669288253Sadrian if (c->ic_freq == 2484) { /* CH 14 */ 2670288253Sadrian d0 |= AR_BANK4_BMODE_LF_SYNTH_FREQ; 2671288253Sadrian chansel = 10 + (c->ic_freq - 2274) / 5; 2672288253Sadrian } else 2673288253Sadrian chansel = 16 + (c->ic_freq - 2272) / 5; 2674288253Sadrian chansel <<= 2; 2675288253Sadrian } 2676288253Sadrian d0 |= AR_BANK4_ADDR(1) | AR_BANK4_CHUP; 2677288253Sadrian d1 = otus_reverse_bits(chansel); 2678288253Sadrian 2679288253Sadrian /* Write bits 0-4 of d0 and d1. */ 2680288253Sadrian data = (d1 & 0x1f) << 5 | (d0 & 0x1f); 2681288253Sadrian otus_write(sc, AR_PHY(44), data); 2682288253Sadrian /* Write bits 5-7 of d0 and d1. */ 2683288253Sadrian data = (d1 >> 5) << 5 | (d0 >> 5); 2684288253Sadrian otus_write(sc, AR_PHY(58), data); 2685288253Sadrian 2686288253Sadrian if ((error = otus_write_barrier(sc)) == 0) 2687288253Sadrian otus_delay_ms(sc, 10); 2688288253Sadrian return error; 2689288253Sadrian} 2690288253Sadrian 2691288253Sadrianvoid 2692288253Sadrianotus_get_delta_slope(uint32_t coeff, uint32_t *exponent, uint32_t *mantissa) 2693288253Sadrian{ 2694288253Sadrian#define COEFF_SCALE_SHIFT 24 2695288253Sadrian uint32_t exp, man; 2696288253Sadrian 2697288253Sadrian /* exponent = 14 - floor(log2(coeff)) */ 2698288253Sadrian for (exp = 31; exp > 0; exp--) 2699288253Sadrian if (coeff & (1 << exp)) 2700288253Sadrian break; 2701288253Sadrian KASSERT(exp != 0, ("exp")); 2702288253Sadrian exp = 14 - (exp - COEFF_SCALE_SHIFT); 2703288253Sadrian 2704288253Sadrian /* mantissa = floor(coeff * 2^exponent + 0.5) */ 2705288253Sadrian man = coeff + (1 << (COEFF_SCALE_SHIFT - exp - 1)); 2706288253Sadrian 2707288253Sadrian *mantissa = man >> (COEFF_SCALE_SHIFT - exp); 2708288253Sadrian *exponent = exp - 16; 2709288253Sadrian#undef COEFF_SCALE_SHIFT 2710288253Sadrian} 2711288253Sadrian 2712288253Sadrianstatic int 2713288253Sadrianotus_set_chan(struct otus_softc *sc, struct ieee80211_channel *c, int assoc) 2714288253Sadrian{ 2715288253Sadrian struct ieee80211com *ic = &sc->sc_ic; 2716288253Sadrian struct ar_cmd_frequency cmd; 2717288253Sadrian struct ar_rsp_frequency rsp; 2718288253Sadrian const uint32_t *vals; 2719288253Sadrian uint32_t coeff, exp, man, tmp; 2720288253Sadrian uint8_t code; 2721288253Sadrian int error, chan, i; 2722288253Sadrian 2723288253Sadrian error = 0; 2724288253Sadrian chan = ieee80211_chan2ieee(ic, c); 2725288253Sadrian 2726288253Sadrian OTUS_DPRINTF(sc, OTUS_DEBUG_RESET, 2727288253Sadrian "setting channel %d (%dMHz)\n", chan, c->ic_freq); 2728288253Sadrian 2729288253Sadrian tmp = IEEE80211_IS_CHAN_2GHZ(c) ? 0x105 : 0x104; 2730288253Sadrian otus_write(sc, AR_MAC_REG_DYNAMIC_SIFS_ACK, tmp); 2731288253Sadrian if ((error = otus_write_barrier(sc)) != 0) 2732288253Sadrian goto finish; 2733288253Sadrian 2734288253Sadrian /* Disable BB Heavy Clip. */ 2735288253Sadrian otus_write(sc, AR_PHY_HEAVY_CLIP_ENABLE, 0x200); 2736288253Sadrian if ((error = otus_write_barrier(sc)) != 0) 2737288253Sadrian goto finish; 2738288253Sadrian 2739288253Sadrian /* XXX Is that FREQ_START ? */ 2740288290Sadrian error = otus_cmd(sc, AR_CMD_FREQ_STRAT, NULL, 0, NULL, 0); 2741288253Sadrian if (error != 0) 2742288253Sadrian goto finish; 2743288253Sadrian 2744288253Sadrian /* Reprogram PHY and RF on channel band or bandwidth changes. */ 2745288253Sadrian if (sc->bb_reset || c->ic_flags != sc->sc_curchan->ic_flags) { 2746288253Sadrian OTUS_DPRINTF(sc, OTUS_DEBUG_RESET, "band switch\n"); 2747288253Sadrian 2748288253Sadrian /* Cold/Warm reset BB/ADDA. */ 2749288253Sadrian otus_write(sc, 0x1d4004, sc->bb_reset ? 0x800 : 0x400); 2750288253Sadrian if ((error = otus_write_barrier(sc)) != 0) 2751288253Sadrian goto finish; 2752288253Sadrian otus_write(sc, 0x1d4004, 0); 2753288253Sadrian if ((error = otus_write_barrier(sc)) != 0) 2754288253Sadrian goto finish; 2755288253Sadrian sc->bb_reset = 0; 2756288253Sadrian 2757288253Sadrian if ((error = otus_program_phy(sc, c)) != 0) { 2758288253Sadrian device_printf(sc->sc_dev, 2759288253Sadrian "%s: could not program PHY\n", 2760288253Sadrian __func__); 2761288253Sadrian goto finish; 2762288253Sadrian } 2763288253Sadrian 2764288253Sadrian /* Select RF programming based on band. */ 2765288253Sadrian if (IEEE80211_IS_CHAN_5GHZ(c)) 2766288253Sadrian vals = ar5416_banks_vals_5ghz; 2767288253Sadrian else 2768288253Sadrian vals = ar5416_banks_vals_2ghz; 2769288253Sadrian for (i = 0; i < nitems(ar5416_banks_regs); i++) 2770288253Sadrian otus_write(sc, AR_PHY(ar5416_banks_regs[i]), vals[i]); 2771288253Sadrian if ((error = otus_write_barrier(sc)) != 0) { 2772288253Sadrian device_printf(sc->sc_dev, 2773288253Sadrian "%s: could not program RF\n", 2774288253Sadrian __func__); 2775288253Sadrian goto finish; 2776288253Sadrian } 2777288253Sadrian code = AR_CMD_RF_INIT; 2778288253Sadrian } else { 2779288253Sadrian code = AR_CMD_FREQUENCY; 2780288253Sadrian } 2781288253Sadrian 2782288253Sadrian if ((error = otus_set_rf_bank4(sc, c)) != 0) 2783288253Sadrian goto finish; 2784288253Sadrian 2785288253Sadrian tmp = (sc->txmask == 0x5) ? 0x340 : 0x240; 2786288253Sadrian otus_write(sc, AR_PHY_TURBO, tmp); 2787288253Sadrian if ((error = otus_write_barrier(sc)) != 0) 2788288253Sadrian goto finish; 2789288253Sadrian 2790288253Sadrian /* Send firmware command to set channel. */ 2791288253Sadrian cmd.freq = htole32((uint32_t)c->ic_freq * 1000); 2792288253Sadrian cmd.dynht2040 = htole32(0); 2793288253Sadrian cmd.htena = htole32(1); 2794288253Sadrian /* Set Delta Slope (exponent and mantissa). */ 2795288253Sadrian coeff = (100 << 24) / c->ic_freq; 2796288253Sadrian otus_get_delta_slope(coeff, &exp, &man); 2797288253Sadrian cmd.dsc_exp = htole32(exp); 2798288253Sadrian cmd.dsc_man = htole32(man); 2799288253Sadrian OTUS_DPRINTF(sc, OTUS_DEBUG_RESET, 2800288253Sadrian "ds coeff=%u exp=%u man=%u\n", coeff, exp, man); 2801288253Sadrian /* For Short GI, coeff is 9/10 that of normal coeff. */ 2802288253Sadrian coeff = (9 * coeff) / 10; 2803288253Sadrian otus_get_delta_slope(coeff, &exp, &man); 2804288253Sadrian cmd.dsc_shgi_exp = htole32(exp); 2805288253Sadrian cmd.dsc_shgi_man = htole32(man); 2806288253Sadrian OTUS_DPRINTF(sc, OTUS_DEBUG_RESET, 2807288253Sadrian "ds shgi coeff=%u exp=%u man=%u\n", coeff, exp, man); 2808288253Sadrian /* Set wait time for AGC and noise calibration (100 or 200ms). */ 2809288253Sadrian cmd.check_loop_count = assoc ? htole32(2000) : htole32(1000); 2810288253Sadrian OTUS_DPRINTF(sc, OTUS_DEBUG_RESET, 2811288253Sadrian "%s\n", (code == AR_CMD_RF_INIT) ? "RF_INIT" : "FREQUENCY"); 2812288290Sadrian error = otus_cmd(sc, code, &cmd, sizeof cmd, &rsp, sizeof(rsp)); 2813288253Sadrian if (error != 0) 2814288253Sadrian goto finish; 2815288253Sadrian if ((rsp.status & htole32(AR_CAL_ERR_AGC | AR_CAL_ERR_NF_VAL)) != 0) { 2816288253Sadrian OTUS_DPRINTF(sc, OTUS_DEBUG_RESET, 2817288253Sadrian "status=0x%x\n", le32toh(rsp.status)); 2818288253Sadrian /* Force cold reset on next channel. */ 2819288253Sadrian sc->bb_reset = 1; 2820288253Sadrian } 2821288253Sadrian#ifdef USB_DEBUG 2822288253Sadrian if (otus_debug & OTUS_DEBUG_RESET) { 2823288253Sadrian device_printf(sc->sc_dev, "calibration status=0x%x\n", 2824288253Sadrian le32toh(rsp.status)); 2825288253Sadrian for (i = 0; i < 2; i++) { /* 2 Rx chains */ 2826288253Sadrian /* Sign-extend 9-bit NF values. */ 2827288253Sadrian device_printf(sc->sc_dev, 2828288253Sadrian "noisefloor chain %d=%d\n", i, 2829288253Sadrian (((int32_t)le32toh(rsp.nf[i])) << 4) >> 23); 2830288253Sadrian device_printf(sc->sc_dev, 2831288253Sadrian "noisefloor ext chain %d=%d\n", i, 2832288253Sadrian ((int32_t)le32toh(rsp.nf_ext[i])) >> 23); 2833288253Sadrian } 2834288253Sadrian } 2835288253Sadrian#endif 2836288253Sadrian for (i = 0; i < OTUS_NUM_CHAINS; i++) { 2837288253Sadrian sc->sc_nf[i] = ((((int32_t)le32toh(rsp.nf[i])) << 4) >> 23); 2838288253Sadrian } 2839288253Sadrian sc->sc_curchan = c; 2840288253Sadrianfinish: 2841288253Sadrian return (error); 2842288253Sadrian} 2843288253Sadrian 2844288253Sadrian#ifdef notyet 2845288253Sadrianint 2846288253Sadrianotus_set_key(struct ieee80211com *ic, struct ieee80211_node *ni, 2847288253Sadrian struct ieee80211_key *k) 2848288253Sadrian{ 2849288253Sadrian struct otus_softc *sc = ic->ic_softc; 2850288253Sadrian struct otus_cmd_key cmd; 2851288253Sadrian 2852288253Sadrian /* Defer setting of WEP keys until interface is brought up. */ 2853288253Sadrian if ((ic->ic_if.if_flags & (IFF_UP | IFF_RUNNING)) != 2854288253Sadrian (IFF_UP | IFF_RUNNING)) 2855288253Sadrian return 0; 2856288253Sadrian 2857288253Sadrian /* Do it in a process context. */ 2858288253Sadrian cmd.key = *k; 2859288253Sadrian cmd.associd = (ni != NULL) ? ni->ni_associd : 0; 2860288253Sadrian otus_do_async(sc, otus_set_key_cb, &cmd, sizeof cmd); 2861288253Sadrian return 0; 2862288253Sadrian} 2863288253Sadrian 2864288253Sadrianvoid 2865288253Sadrianotus_set_key_cb(struct otus_softc *sc, void *arg) 2866288253Sadrian{ 2867288253Sadrian struct otus_cmd_key *cmd = arg; 2868288253Sadrian struct ieee80211_key *k = &cmd->key; 2869288253Sadrian struct ar_cmd_ekey key; 2870288253Sadrian uint16_t cipher; 2871288253Sadrian int error; 2872288253Sadrian 2873288253Sadrian memset(&key, 0, sizeof key); 2874288253Sadrian if (k->k_flags & IEEE80211_KEY_GROUP) { 2875288253Sadrian key.uid = htole16(k->k_id); 2876288253Sadrian IEEE80211_ADDR_COPY(key.macaddr, sc->sc_ic.ic_myaddr); 2877288253Sadrian key.macaddr[0] |= 0x80; 2878288253Sadrian } else { 2879288253Sadrian key.uid = htole16(OTUS_UID(cmd->associd)); 2880288253Sadrian IEEE80211_ADDR_COPY(key.macaddr, ni->ni_macaddr); 2881288253Sadrian } 2882288253Sadrian key.kix = htole16(0); 2883288253Sadrian /* Map net80211 cipher to hardware. */ 2884288253Sadrian switch (k->k_cipher) { 2885288253Sadrian case IEEE80211_CIPHER_WEP40: 2886288253Sadrian cipher = AR_CIPHER_WEP64; 2887288253Sadrian break; 2888288253Sadrian case IEEE80211_CIPHER_WEP104: 2889288253Sadrian cipher = AR_CIPHER_WEP128; 2890288253Sadrian break; 2891288253Sadrian case IEEE80211_CIPHER_TKIP: 2892288253Sadrian cipher = AR_CIPHER_TKIP; 2893288253Sadrian break; 2894288253Sadrian case IEEE80211_CIPHER_CCMP: 2895288253Sadrian cipher = AR_CIPHER_AES; 2896288253Sadrian break; 2897288253Sadrian default: 2898288253Sadrian return; 2899288253Sadrian } 2900288253Sadrian key.cipher = htole16(cipher); 2901288253Sadrian memcpy(key.key, k->k_key, MIN(k->k_len, 16)); 2902288290Sadrian error = otus_cmd(sc, AR_CMD_EKEY, &key, sizeof key, NULL, 0); 2903288253Sadrian if (error != 0 || k->k_cipher != IEEE80211_CIPHER_TKIP) 2904288253Sadrian return; 2905288253Sadrian 2906288253Sadrian /* TKIP: set Tx/Rx MIC Key. */ 2907288253Sadrian key.kix = htole16(1); 2908288253Sadrian memcpy(key.key, k->k_key + 16, 16); 2909288290Sadrian (void)otus_cmd(sc, AR_CMD_EKEY, &key, sizeof key, NULL, 0); 2910288253Sadrian} 2911288253Sadrian 2912288253Sadrianvoid 2913288253Sadrianotus_delete_key(struct ieee80211com *ic, struct ieee80211_node *ni, 2914288253Sadrian struct ieee80211_key *k) 2915288253Sadrian{ 2916288253Sadrian struct otus_softc *sc = ic->ic_softc; 2917288253Sadrian struct otus_cmd_key cmd; 2918288253Sadrian 2919288253Sadrian if (!(ic->ic_if.if_flags & IFF_RUNNING) || 2920288253Sadrian ic->ic_state != IEEE80211_S_RUN) 2921288253Sadrian return; /* Nothing to do. */ 2922288253Sadrian 2923288253Sadrian /* Do it in a process context. */ 2924288253Sadrian cmd.key = *k; 2925288253Sadrian cmd.associd = (ni != NULL) ? ni->ni_associd : 0; 2926288253Sadrian otus_do_async(sc, otus_delete_key_cb, &cmd, sizeof cmd); 2927288253Sadrian} 2928288253Sadrian 2929288253Sadrianvoid 2930288253Sadrianotus_delete_key_cb(struct otus_softc *sc, void *arg) 2931288253Sadrian{ 2932288253Sadrian struct otus_cmd_key *cmd = arg; 2933288253Sadrian struct ieee80211_key *k = &cmd->key; 2934288253Sadrian uint32_t uid; 2935288253Sadrian 2936288253Sadrian if (k->k_flags & IEEE80211_KEY_GROUP) 2937288253Sadrian uid = htole32(k->k_id); 2938288253Sadrian else 2939288253Sadrian uid = htole32(OTUS_UID(cmd->associd)); 2940288290Sadrian (void)otus_cmd(sc, AR_CMD_DKEY, &uid, sizeof uid, NULL, 0); 2941288253Sadrian} 2942288253Sadrian#endif 2943288253Sadrian 2944288253Sadrian/* 2945288253Sadrian * XXX TODO: check if we have to be doing any calibration in the host 2946288253Sadrian * or whether it's purely a firmware thing. 2947288253Sadrian */ 2948288253Sadrianvoid 2949288253Sadrianotus_calibrate_to(void *arg, int pending) 2950288253Sadrian{ 2951288253Sadrian#if 0 2952288253Sadrian struct otus_softc *sc = arg; 2953288253Sadrian 2954288253Sadrian device_printf(sc->sc_dev, "%s: called\n", __func__); 2955288253Sadrian struct ieee80211com *ic = &sc->sc_ic; 2956288253Sadrian struct ieee80211_node *ni; 2957288253Sadrian int s; 2958288253Sadrian 2959288253Sadrian if (usbd_is_dying(sc->sc_udev)) 2960288253Sadrian return; 2961288253Sadrian 2962288253Sadrian usbd_ref_incr(sc->sc_udev); 2963288253Sadrian 2964288253Sadrian s = splnet(); 2965288253Sadrian ni = ic->ic_bss; 2966288253Sadrian ieee80211_amrr_choose(&sc->amrr, ni, &((struct otus_node *)ni)->amn); 2967288253Sadrian splx(s); 2968288253Sadrian 2969288253Sadrian if (!usbd_is_dying(sc->sc_udev)) 2970288253Sadrian timeout_add_sec(&sc->calib_to, 1); 2971288253Sadrian 2972288253Sadrian usbd_ref_decr(sc->sc_udev); 2973288253Sadrian#endif 2974288253Sadrian} 2975288253Sadrian 2976288253Sadrianint 2977288253Sadrianotus_set_bssid(struct otus_softc *sc, const uint8_t *bssid) 2978288253Sadrian{ 2979288253Sadrian 2980288253Sadrian OTUS_LOCK_ASSERT(sc); 2981288253Sadrian 2982288253Sadrian otus_write(sc, AR_MAC_REG_BSSID_L, 2983288253Sadrian bssid[0] | bssid[1] << 8 | bssid[2] << 16 | bssid[3] << 24); 2984288253Sadrian otus_write(sc, AR_MAC_REG_BSSID_H, 2985288253Sadrian bssid[4] | bssid[5] << 8); 2986288253Sadrian return otus_write_barrier(sc); 2987288253Sadrian} 2988288253Sadrian 2989288253Sadrianint 2990288253Sadrianotus_set_macaddr(struct otus_softc *sc, const uint8_t *addr) 2991288253Sadrian{ 2992288253Sadrian OTUS_LOCK_ASSERT(sc); 2993288253Sadrian 2994288253Sadrian otus_write(sc, AR_MAC_REG_MAC_ADDR_L, 2995288253Sadrian addr[0] | addr[1] << 8 | addr[2] << 16 | addr[3] << 24); 2996288253Sadrian otus_write(sc, AR_MAC_REG_MAC_ADDR_H, 2997288253Sadrian addr[4] | addr[5] << 8); 2998288253Sadrian return otus_write_barrier(sc); 2999288253Sadrian} 3000288253Sadrian 3001288253Sadrian/* Default single-LED. */ 3002288253Sadrianvoid 3003288253Sadrianotus_led_newstate_type1(struct otus_softc *sc) 3004288253Sadrian{ 3005288253Sadrian /* TBD */ 3006288253Sadrian device_printf(sc->sc_dev, "%s: TODO\n", __func__); 3007288253Sadrian} 3008288253Sadrian 3009288253Sadrian/* NETGEAR, dual-LED. */ 3010288253Sadrianvoid 3011288253Sadrianotus_led_newstate_type2(struct otus_softc *sc) 3012288253Sadrian{ 3013288253Sadrian /* TBD */ 3014288253Sadrian device_printf(sc->sc_dev, "%s: TODO\n", __func__); 3015288253Sadrian} 3016288253Sadrian 3017288253Sadrian/* NETGEAR, single-LED/3 colors (blue, red, purple.) */ 3018288253Sadrianvoid 3019288253Sadrianotus_led_newstate_type3(struct otus_softc *sc) 3020288253Sadrian{ 3021288253Sadrian#if 0 3022288253Sadrian struct ieee80211com *ic = &sc->sc_ic; 3023288253Sadrian struct ieee80211vap *vap = TAILQ_FIRST(&ic->ic_vaps); 3024288253Sadrian 3025288253Sadrian uint32_t state = sc->led_state; 3026288253Sadrian 3027288253Sadrian OTUS_LOCK_ASSERT(sc); 3028288253Sadrian 3029288253Sadrian if (!vap) { 3030288253Sadrian state = 0; /* led off */ 3031288253Sadrian } else if (vap->iv_state == IEEE80211_S_INIT) { 3032288253Sadrian state = 0; /* LED off. */ 3033288253Sadrian } else if (vap->iv_state == IEEE80211_S_RUN) { 3034288253Sadrian /* Associated, LED always on. */ 3035288253Sadrian if (IEEE80211_IS_CHAN_2GHZ(sc->sc_curchan)) 3036288253Sadrian state = AR_LED0_ON; /* 2GHz=>Red. */ 3037288253Sadrian else 3038288253Sadrian state = AR_LED1_ON; /* 5GHz=>Blue. */ 3039288253Sadrian } else { 3040288253Sadrian /* Scanning, blink LED. */ 3041288253Sadrian state ^= AR_LED0_ON | AR_LED1_ON; 3042288253Sadrian if (IEEE80211_IS_CHAN_2GHZ(sc->sc_curchan)) 3043288253Sadrian state &= ~AR_LED1_ON; 3044288253Sadrian else 3045288253Sadrian state &= ~AR_LED0_ON; 3046288253Sadrian } 3047288253Sadrian if (state != sc->led_state) { 3048288253Sadrian otus_write(sc, 0x1d0104, state); 3049288253Sadrian if (otus_write_barrier(sc) == 0) 3050288253Sadrian sc->led_state = state; 3051288253Sadrian } 3052288253Sadrian#endif 3053288253Sadrian} 3054288253Sadrian 3055288253Sadrianint 3056288253Sadrianotus_init(struct otus_softc *sc) 3057288253Sadrian{ 3058288253Sadrian struct ieee80211com *ic = &sc->sc_ic; 3059288253Sadrian int error; 3060288253Sadrian 3061288253Sadrian OTUS_UNLOCK_ASSERT(sc); 3062288253Sadrian 3063288253Sadrian OTUS_LOCK(sc); 3064288253Sadrian 3065288253Sadrian /* Drain any pending TX frames */ 3066288253Sadrian otus_drain_mbufq(sc); 3067288253Sadrian 3068288253Sadrian /* Init MAC */ 3069288253Sadrian if ((error = otus_init_mac(sc)) != 0) { 3070288253Sadrian OTUS_UNLOCK(sc); 3071288253Sadrian device_printf(sc->sc_dev, 3072288253Sadrian "%s: could not initialize MAC\n", __func__); 3073288253Sadrian return error; 3074288253Sadrian } 3075288253Sadrian 3076288253Sadrian (void) otus_set_macaddr(sc, ic->ic_macaddr); 3077288253Sadrian 3078288253Sadrian#if 0 3079288253Sadrian switch (ic->ic_opmode) { 3080288253Sadrian#ifdef notyet 3081288253Sadrian#ifndef IEEE80211_STA_ONLY 3082288253Sadrian case IEEE80211_M_HOSTAP: 3083288253Sadrian otus_write(sc, 0x1c3700, 0x0f0000a1); 3084288253Sadrian otus_write(sc, 0x1c3c40, 0x1); 3085288253Sadrian break; 3086288253Sadrian case IEEE80211_M_IBSS: 3087288253Sadrian otus_write(sc, 0x1c3700, 0x0f000000); 3088288253Sadrian otus_write(sc, 0x1c3c40, 0x1); 3089288253Sadrian break; 3090288253Sadrian#endif 3091288253Sadrian#endif 3092288253Sadrian case IEEE80211_M_STA: 3093288253Sadrian otus_write(sc, 0x1c3700, 0x0f000002); 3094288253Sadrian otus_write(sc, 0x1c3c40, 0x1); 3095288253Sadrian break; 3096288253Sadrian default: 3097288253Sadrian break; 3098288253Sadrian } 3099288253Sadrian#endif 3100288253Sadrian 3101289556Sadrian switch (ic->ic_opmode) { 3102289556Sadrian case IEEE80211_M_STA: 3103289556Sadrian otus_write(sc, 0x1c3700, 0x0f000002); 3104289556Sadrian otus_write(sc, 0x1c3c40, 0x1); 3105289556Sadrian break; 3106289556Sadrian case IEEE80211_M_MONITOR: 3107289556Sadrian otus_write(sc, 0x1c368c, 0xffffffff); 3108289556Sadrian break; 3109289556Sadrian default: 3110289556Sadrian break; 3111289556Sadrian } 3112288253Sadrian 3113288253Sadrian /* XXX ic_opmode? */ 3114288253Sadrian otus_write(sc, AR_MAC_REG_SNIFFER, 3115288253Sadrian (ic->ic_opmode == IEEE80211_M_MONITOR) ? 0x2000001 : 0x2000000); 3116289556Sadrian 3117288253Sadrian (void)otus_write_barrier(sc); 3118288253Sadrian 3119288253Sadrian sc->bb_reset = 1; /* Force cold reset. */ 3120288253Sadrian 3121288253Sadrian if ((error = otus_set_chan(sc, ic->ic_curchan, 0)) != 0) { 3122288253Sadrian OTUS_UNLOCK(sc); 3123288253Sadrian device_printf(sc->sc_dev, 3124288253Sadrian "%s: could not set channel\n", __func__); 3125288253Sadrian return error; 3126288253Sadrian } 3127288253Sadrian 3128288253Sadrian /* Start Rx. */ 3129288253Sadrian otus_write(sc, 0x1c3d30, 0x100); 3130288253Sadrian (void)otus_write_barrier(sc); 3131288253Sadrian 3132288253Sadrian sc->sc_running = 1; 3133288253Sadrian 3134288253Sadrian OTUS_UNLOCK(sc); 3135288253Sadrian return 0; 3136288253Sadrian} 3137288253Sadrian 3138288253Sadrianvoid 3139288253Sadrianotus_stop(struct otus_softc *sc) 3140288253Sadrian{ 3141288253Sadrian#if 0 3142288253Sadrian int s; 3143288253Sadrian#endif 3144288253Sadrian 3145288253Sadrian OTUS_UNLOCK_ASSERT(sc); 3146288253Sadrian 3147288253Sadrian OTUS_LOCK(sc); 3148288253Sadrian sc->sc_running = 0; 3149288253Sadrian sc->sc_tx_timer = 0; 3150288253Sadrian OTUS_UNLOCK(sc); 3151288253Sadrian 3152288253Sadrian taskqueue_drain_timeout(taskqueue_thread, &sc->scan_to); 3153288253Sadrian taskqueue_drain_timeout(taskqueue_thread, &sc->calib_to); 3154288253Sadrian taskqueue_drain(taskqueue_thread, &sc->tx_task); 3155288253Sadrian taskqueue_drain(taskqueue_thread, &sc->wme_update_task); 3156288253Sadrian 3157288253Sadrian OTUS_LOCK(sc); 3158288253Sadrian sc->sc_running = 0; 3159288253Sadrian /* Stop Rx. */ 3160288253Sadrian otus_write(sc, 0x1c3d30, 0); 3161288253Sadrian (void)otus_write_barrier(sc); 3162288253Sadrian 3163288253Sadrian /* Drain any pending TX frames */ 3164288253Sadrian otus_drain_mbufq(sc); 3165288253Sadrian 3166288253Sadrian OTUS_UNLOCK(sc); 3167288253Sadrian} 3168