1253789Srpaulo/* $OpenBSD: if_rsu.c,v 1.17 2013/04/15 09:23:01 mglocker Exp $ */ 2253789Srpaulo 3253789Srpaulo/*- 4253789Srpaulo * Copyright (c) 2010 Damien Bergamini <damien.bergamini@free.fr> 5253789Srpaulo * 6253789Srpaulo * Permission to use, copy, modify, and distribute this software for any 7253789Srpaulo * purpose with or without fee is hereby granted, provided that the above 8253789Srpaulo * copyright notice and this permission notice appear in all copies. 9253789Srpaulo * 10253789Srpaulo * THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL WARRANTIES 11253789Srpaulo * WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF 12253789Srpaulo * MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR 13253789Srpaulo * ANY SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES 14253789Srpaulo * WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN 15253789Srpaulo * ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF 16253789Srpaulo * OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE. 17253789Srpaulo */ 18253789Srpaulo#include <sys/cdefs.h> 19253789Srpaulo__FBSDID("$FreeBSD: releng/11.0/sys/dev/usb/wlan/if_rsu.c 300754 2016-05-26 16:39:11Z avos $"); 20253789Srpaulo 21253789Srpaulo/* 22253789Srpaulo * Driver for Realtek RTL8188SU/RTL8191SU/RTL8192SU. 23253789Srpaulo * 24253789Srpaulo * TODO: 25253789Srpaulo * o h/w crypto 26253789Srpaulo * o hostap / ibss / mesh 27288053Sadrian * o sensible RSSI levels 28288053Sadrian * o power-save operation 29253789Srpaulo */ 30287727Sadrian 31288320Sadrian#include "opt_wlan.h" 32288320Sadrian 33253789Srpaulo#include <sys/param.h> 34253789Srpaulo#include <sys/endian.h> 35253789Srpaulo#include <sys/sockio.h> 36295126Sglebius#include <sys/malloc.h> 37253789Srpaulo#include <sys/mbuf.h> 38253789Srpaulo#include <sys/kernel.h> 39253789Srpaulo#include <sys/socket.h> 40253789Srpaulo#include <sys/systm.h> 41253789Srpaulo#include <sys/conf.h> 42253789Srpaulo#include <sys/bus.h> 43253789Srpaulo#include <sys/rman.h> 44253789Srpaulo#include <sys/firmware.h> 45253789Srpaulo#include <sys/module.h> 46253789Srpaulo 47253789Srpaulo#include <machine/bus.h> 48253789Srpaulo#include <machine/resource.h> 49253789Srpaulo 50253789Srpaulo#include <net/bpf.h> 51253789Srpaulo#include <net/if.h> 52257176Sglebius#include <net/if_var.h> 53253789Srpaulo#include <net/if_arp.h> 54253789Srpaulo#include <net/if_dl.h> 55253789Srpaulo#include <net/if_media.h> 56253789Srpaulo#include <net/if_types.h> 57253789Srpaulo 58253789Srpaulo#include <netinet/in.h> 59253789Srpaulo#include <netinet/in_systm.h> 60253789Srpaulo#include <netinet/in_var.h> 61253789Srpaulo#include <netinet/if_ether.h> 62253789Srpaulo#include <netinet/ip.h> 63253789Srpaulo 64253789Srpaulo#include <net80211/ieee80211_var.h> 65253789Srpaulo#include <net80211/ieee80211_regdomain.h> 66253789Srpaulo#include <net80211/ieee80211_radiotap.h> 67253789Srpaulo 68253789Srpaulo#include <dev/usb/usb.h> 69253789Srpaulo#include <dev/usb/usbdi.h> 70253789Srpaulo#include "usbdevs.h" 71253789Srpaulo 72253789Srpaulo#define USB_DEBUG_VAR rsu_debug 73253789Srpaulo#include <dev/usb/usb_debug.h> 74253789Srpaulo 75253789Srpaulo#include <dev/usb/wlan/if_rsureg.h> 76253789Srpaulo 77253789Srpaulo#ifdef USB_DEBUG 78253789Srpaulostatic int rsu_debug = 0; 79253789SrpauloSYSCTL_NODE(_hw_usb, OID_AUTO, rsu, CTLFLAG_RW, 0, "USB rsu"); 80276701ShselaskySYSCTL_INT(_hw_usb_rsu, OID_AUTO, debug, CTLFLAG_RWTUN, &rsu_debug, 0, 81253789Srpaulo "Debug level"); 82287727Sadrian#define RSU_DPRINTF(_sc, _flg, ...) \ 83287727Sadrian do \ 84287727Sadrian if (((_flg) == (RSU_DEBUG_ANY)) || (rsu_debug & (_flg))) \ 85287727Sadrian device_printf((_sc)->sc_dev, __VA_ARGS__); \ 86287727Sadrian while (0) 87287727Sadrian#else 88287727Sadrian#define RSU_DPRINTF(_sc, _flg, ...) 89253789Srpaulo#endif 90253789Srpaulo 91288053Sadrianstatic int rsu_enable_11n = 1; 92287947SadrianTUNABLE_INT("hw.usb.rsu.enable_11n", &rsu_enable_11n); 93287947Sadrian 94287727Sadrian#define RSU_DEBUG_ANY 0xffffffff 95287727Sadrian#define RSU_DEBUG_TX 0x00000001 96287727Sadrian#define RSU_DEBUG_RX 0x00000002 97287727Sadrian#define RSU_DEBUG_RESET 0x00000004 98287727Sadrian#define RSU_DEBUG_CALIB 0x00000008 99287727Sadrian#define RSU_DEBUG_STATE 0x00000010 100287727Sadrian#define RSU_DEBUG_SCAN 0x00000020 101287727Sadrian#define RSU_DEBUG_FWCMD 0x00000040 102287727Sadrian#define RSU_DEBUG_TXDONE 0x00000080 103287727Sadrian#define RSU_DEBUG_FW 0x00000100 104287727Sadrian#define RSU_DEBUG_FWDBG 0x00000200 105288089Sadrian#define RSU_DEBUG_AMPDU 0x00000400 106287727Sadrian 107253789Srpaulostatic const STRUCT_USB_HOST_ID rsu_devs[] = { 108253789Srpaulo#define RSU_HT_NOT_SUPPORTED 0 109253789Srpaulo#define RSU_HT_SUPPORTED 1 110253789Srpaulo#define RSU_DEV_HT(v,p) { USB_VPI(USB_VENDOR_##v, USB_PRODUCT_##v##_##p, \ 111253789Srpaulo RSU_HT_SUPPORTED) } 112253789Srpaulo#define RSU_DEV(v,p) { USB_VPI(USB_VENDOR_##v, USB_PRODUCT_##v##_##p, \ 113253789Srpaulo RSU_HT_NOT_SUPPORTED) } 114253789Srpaulo RSU_DEV(ASUS, RTL8192SU), 115253789Srpaulo RSU_DEV(AZUREWAVE, RTL8192SU_4), 116253789Srpaulo RSU_DEV_HT(ACCTON, RTL8192SU), 117253789Srpaulo RSU_DEV_HT(ASUS, USBN10), 118253789Srpaulo RSU_DEV_HT(AZUREWAVE, RTL8192SU_1), 119253789Srpaulo RSU_DEV_HT(AZUREWAVE, RTL8192SU_2), 120253789Srpaulo RSU_DEV_HT(AZUREWAVE, RTL8192SU_3), 121253789Srpaulo RSU_DEV_HT(AZUREWAVE, RTL8192SU_5), 122253789Srpaulo RSU_DEV_HT(BELKIN, RTL8192SU_1), 123253789Srpaulo RSU_DEV_HT(BELKIN, RTL8192SU_2), 124253789Srpaulo RSU_DEV_HT(BELKIN, RTL8192SU_3), 125253789Srpaulo RSU_DEV_HT(CONCEPTRONIC2, RTL8192SU_1), 126253789Srpaulo RSU_DEV_HT(CONCEPTRONIC2, RTL8192SU_2), 127253789Srpaulo RSU_DEV_HT(CONCEPTRONIC2, RTL8192SU_3), 128253789Srpaulo RSU_DEV_HT(COREGA, RTL8192SU), 129253789Srpaulo RSU_DEV_HT(DLINK2, DWA131A1), 130253789Srpaulo RSU_DEV_HT(DLINK2, RTL8192SU_1), 131253789Srpaulo RSU_DEV_HT(DLINK2, RTL8192SU_2), 132253789Srpaulo RSU_DEV_HT(EDIMAX, RTL8192SU_1), 133253789Srpaulo RSU_DEV_HT(EDIMAX, RTL8192SU_2), 134258028Skevlo RSU_DEV_HT(EDIMAX, EW7622UMN), 135253789Srpaulo RSU_DEV_HT(GUILLEMOT, HWGUN54), 136253789Srpaulo RSU_DEV_HT(GUILLEMOT, HWNUM300), 137253789Srpaulo RSU_DEV_HT(HAWKING, RTL8192SU_1), 138253789Srpaulo RSU_DEV_HT(HAWKING, RTL8192SU_2), 139253789Srpaulo RSU_DEV_HT(PLANEX2, GWUSNANO), 140253789Srpaulo RSU_DEV_HT(REALTEK, RTL8171), 141253789Srpaulo RSU_DEV_HT(REALTEK, RTL8172), 142253789Srpaulo RSU_DEV_HT(REALTEK, RTL8173), 143253789Srpaulo RSU_DEV_HT(REALTEK, RTL8174), 144253789Srpaulo RSU_DEV_HT(REALTEK, RTL8192SU), 145253789Srpaulo RSU_DEV_HT(REALTEK, RTL8712), 146253789Srpaulo RSU_DEV_HT(REALTEK, RTL8713), 147253789Srpaulo RSU_DEV_HT(SENAO, RTL8192SU_1), 148253789Srpaulo RSU_DEV_HT(SENAO, RTL8192SU_2), 149253789Srpaulo RSU_DEV_HT(SITECOMEU, WL349V1), 150253789Srpaulo RSU_DEV_HT(SITECOMEU, WL353), 151253789Srpaulo RSU_DEV_HT(SWEEX2, LW154), 152274684Skevlo RSU_DEV_HT(TRENDNET, TEW646UBH), 153253789Srpaulo#undef RSU_DEV_HT 154253789Srpaulo#undef RSU_DEV 155253789Srpaulo}; 156253789Srpaulo 157253789Srpaulostatic device_probe_t rsu_match; 158253789Srpaulostatic device_attach_t rsu_attach; 159253789Srpaulostatic device_detach_t rsu_detach; 160267041Shselaskystatic usb_callback_t rsu_bulk_tx_callback_be_bk; 161267041Shselaskystatic usb_callback_t rsu_bulk_tx_callback_vi_vo; 162287896Sadrianstatic usb_callback_t rsu_bulk_tx_callback_h2c; 163253789Srpaulostatic usb_callback_t rsu_bulk_rx_callback; 164253789Srpaulostatic usb_error_t rsu_do_request(struct rsu_softc *, 165253789Srpaulo struct usb_device_request *, void *); 166253789Srpaulostatic struct ieee80211vap * 167253789Srpaulo rsu_vap_create(struct ieee80211com *, const char name[], 168253789Srpaulo int, enum ieee80211_opmode, int, const uint8_t bssid[], 169253789Srpaulo const uint8_t mac[]); 170253789Srpaulostatic void rsu_vap_delete(struct ieee80211vap *); 171253789Srpaulostatic void rsu_scan_start(struct ieee80211com *); 172253789Srpaulostatic void rsu_scan_end(struct ieee80211com *); 173300754Savosstatic void rsu_getradiocaps(struct ieee80211com *, int, int *, 174300754Savos struct ieee80211_channel[]); 175253789Srpaulostatic void rsu_set_channel(struct ieee80211com *); 176283540Sglebiusstatic void rsu_update_mcast(struct ieee80211com *); 177253789Srpaulostatic int rsu_alloc_rx_list(struct rsu_softc *); 178253789Srpaulostatic void rsu_free_rx_list(struct rsu_softc *); 179253789Srpaulostatic int rsu_alloc_tx_list(struct rsu_softc *); 180253789Srpaulostatic void rsu_free_tx_list(struct rsu_softc *); 181253789Srpaulostatic void rsu_free_list(struct rsu_softc *, struct rsu_data [], int); 182253789Srpaulostatic struct rsu_data *_rsu_getbuf(struct rsu_softc *); 183253789Srpaulostatic struct rsu_data *rsu_getbuf(struct rsu_softc *); 184287953Sadrianstatic void rsu_freebuf(struct rsu_softc *, struct rsu_data *); 185253789Srpaulostatic int rsu_write_region_1(struct rsu_softc *, uint16_t, uint8_t *, 186253789Srpaulo int); 187253789Srpaulostatic void rsu_write_1(struct rsu_softc *, uint16_t, uint8_t); 188253789Srpaulostatic void rsu_write_2(struct rsu_softc *, uint16_t, uint16_t); 189253789Srpaulostatic void rsu_write_4(struct rsu_softc *, uint16_t, uint32_t); 190253789Srpaulostatic int rsu_read_region_1(struct rsu_softc *, uint16_t, uint8_t *, 191253789Srpaulo int); 192253789Srpaulostatic uint8_t rsu_read_1(struct rsu_softc *, uint16_t); 193253789Srpaulostatic uint16_t rsu_read_2(struct rsu_softc *, uint16_t); 194253789Srpaulostatic uint32_t rsu_read_4(struct rsu_softc *, uint16_t); 195253789Srpaulostatic int rsu_fw_iocmd(struct rsu_softc *, uint32_t); 196253789Srpaulostatic uint8_t rsu_efuse_read_1(struct rsu_softc *, uint16_t); 197253789Srpaulostatic int rsu_read_rom(struct rsu_softc *); 198253789Srpaulostatic int rsu_fw_cmd(struct rsu_softc *, uint8_t, void *, int); 199253789Srpaulostatic void rsu_calib_task(void *, int); 200288052Sadrianstatic void rsu_tx_task(void *, int); 201253789Srpaulostatic int rsu_newstate(struct ieee80211vap *, enum ieee80211_state, int); 202253789Srpaulo#ifdef notyet 203253789Srpaulostatic void rsu_set_key(struct rsu_softc *, const struct ieee80211_key *); 204253789Srpaulostatic void rsu_delete_key(struct rsu_softc *, const struct ieee80211_key *); 205253789Srpaulo#endif 206253789Srpaulostatic int rsu_site_survey(struct rsu_softc *, struct ieee80211vap *); 207253789Srpaulostatic int rsu_join_bss(struct rsu_softc *, struct ieee80211_node *); 208253789Srpaulostatic int rsu_disconnect(struct rsu_softc *); 209288414Sadrianstatic int rsu_hwrssi_to_rssi(struct rsu_softc *, int hw_rssi); 210253789Srpaulostatic void rsu_event_survey(struct rsu_softc *, uint8_t *, int); 211253789Srpaulostatic void rsu_event_join_bss(struct rsu_softc *, uint8_t *, int); 212253789Srpaulostatic void rsu_rx_event(struct rsu_softc *, uint8_t, uint8_t *, int); 213253789Srpaulostatic void rsu_rx_multi_event(struct rsu_softc *, uint8_t *, int); 214288414Sadrian#if 0 215253789Srpaulostatic int8_t rsu_get_rssi(struct rsu_softc *, int, void *); 216288414Sadrian#endif 217288414Sadrianstatic struct mbuf * rsu_rx_frame(struct rsu_softc *, uint8_t *, int); 218288414Sadrianstatic struct mbuf * rsu_rx_multi_frame(struct rsu_softc *, uint8_t *, int); 219253789Srpaulostatic struct mbuf * 220288414Sadrian rsu_rxeof(struct usb_xfer *, struct rsu_data *); 221253789Srpaulostatic void rsu_txeof(struct usb_xfer *, struct rsu_data *); 222253789Srpaulostatic int rsu_raw_xmit(struct ieee80211_node *, struct mbuf *, 223253789Srpaulo const struct ieee80211_bpf_params *); 224287197Sglebiusstatic void rsu_init(struct rsu_softc *); 225253789Srpaulostatic int rsu_tx_start(struct rsu_softc *, struct ieee80211_node *, 226266505Shselasky struct mbuf *, struct rsu_data *); 227287197Sglebiusstatic int rsu_transmit(struct ieee80211com *, struct mbuf *); 228287197Sglebiusstatic void rsu_start(struct rsu_softc *); 229288052Sadrianstatic void _rsu_start(struct rsu_softc *); 230287197Sglebiusstatic void rsu_parent(struct ieee80211com *); 231287197Sglebiusstatic void rsu_stop(struct rsu_softc *); 232287892Sadrianstatic void rsu_ms_delay(struct rsu_softc *, int); 233253789Srpaulo 234253789Srpaulostatic device_method_t rsu_methods[] = { 235253789Srpaulo DEVMETHOD(device_probe, rsu_match), 236253789Srpaulo DEVMETHOD(device_attach, rsu_attach), 237253789Srpaulo DEVMETHOD(device_detach, rsu_detach), 238253789Srpaulo 239253789Srpaulo DEVMETHOD_END 240253789Srpaulo}; 241253789Srpaulo 242253789Srpaulostatic driver_t rsu_driver = { 243253789Srpaulo .name = "rsu", 244253789Srpaulo .methods = rsu_methods, 245253789Srpaulo .size = sizeof(struct rsu_softc) 246253789Srpaulo}; 247253789Srpaulo 248253789Srpaulostatic devclass_t rsu_devclass; 249253789Srpaulo 250253789SrpauloDRIVER_MODULE(rsu, uhub, rsu_driver, rsu_devclass, NULL, 0); 251253789SrpauloMODULE_DEPEND(rsu, wlan, 1, 1, 1); 252253789SrpauloMODULE_DEPEND(rsu, usb, 1, 1, 1); 253253789SrpauloMODULE_DEPEND(rsu, firmware, 1, 1, 1); 254253789SrpauloMODULE_VERSION(rsu, 1); 255292080SimpUSB_PNP_HOST_INFO(rsu_devs); 256253789Srpaulo 257300754Savosstatic const uint8_t rsu_chan_2ghz[] = 258300754Savos { 1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 12, 13, 14 }; 259300754Savos 260267041Shselaskystatic uint8_t rsu_wme_ac_xfer_map[4] = { 261267041Shselasky [WME_AC_BE] = RSU_BULK_TX_BE_BK, 262267041Shselasky [WME_AC_BK] = RSU_BULK_TX_BE_BK, 263267041Shselasky [WME_AC_VI] = RSU_BULK_TX_VI_VO, 264267041Shselasky [WME_AC_VO] = RSU_BULK_TX_VI_VO, 265267041Shselasky}; 266267041Shselasky 267287896Sadrian/* XXX hard-coded */ 268287896Sadrian#define RSU_H2C_ENDPOINT 3 269287896Sadrian 270253789Srpaulostatic const struct usb_config rsu_config[RSU_N_TRANSFER] = { 271253789Srpaulo [RSU_BULK_RX] = { 272253789Srpaulo .type = UE_BULK, 273253789Srpaulo .endpoint = UE_ADDR_ANY, 274253789Srpaulo .direction = UE_DIR_IN, 275253789Srpaulo .bufsize = RSU_RXBUFSZ, 276253789Srpaulo .flags = { 277253789Srpaulo .pipe_bof = 1, 278253789Srpaulo .short_xfer_ok = 1 279253789Srpaulo }, 280253789Srpaulo .callback = rsu_bulk_rx_callback 281253789Srpaulo }, 282267041Shselasky [RSU_BULK_TX_BE_BK] = { 283253789Srpaulo .type = UE_BULK, 284253789Srpaulo .endpoint = 0x06, 285253789Srpaulo .direction = UE_DIR_OUT, 286253789Srpaulo .bufsize = RSU_TXBUFSZ, 287253789Srpaulo .flags = { 288253789Srpaulo .ext_buffer = 1, 289253789Srpaulo .pipe_bof = 1, 290253789Srpaulo .force_short_xfer = 1 291253789Srpaulo }, 292267041Shselasky .callback = rsu_bulk_tx_callback_be_bk, 293253789Srpaulo .timeout = RSU_TX_TIMEOUT 294253789Srpaulo }, 295267041Shselasky [RSU_BULK_TX_VI_VO] = { 296253789Srpaulo .type = UE_BULK, 297253789Srpaulo .endpoint = 0x04, 298253789Srpaulo .direction = UE_DIR_OUT, 299253789Srpaulo .bufsize = RSU_TXBUFSZ, 300253789Srpaulo .flags = { 301253789Srpaulo .ext_buffer = 1, 302253789Srpaulo .pipe_bof = 1, 303253789Srpaulo .force_short_xfer = 1 304253789Srpaulo }, 305267041Shselasky .callback = rsu_bulk_tx_callback_vi_vo, 306253789Srpaulo .timeout = RSU_TX_TIMEOUT 307253789Srpaulo }, 308287896Sadrian [RSU_BULK_TX_H2C] = { 309287896Sadrian .type = UE_BULK, 310287896Sadrian .endpoint = 0x0d, 311287896Sadrian .direction = UE_DIR_OUT, 312287896Sadrian .bufsize = RSU_TXBUFSZ, 313287896Sadrian .flags = { 314287896Sadrian .ext_buffer = 1, 315287896Sadrian .pipe_bof = 1, 316287896Sadrian .short_xfer_ok = 1 317287896Sadrian }, 318287896Sadrian .callback = rsu_bulk_tx_callback_h2c, 319287896Sadrian .timeout = RSU_TX_TIMEOUT 320287896Sadrian }, 321253789Srpaulo}; 322253789Srpaulo 323253789Srpaulostatic int 324253789Srpaulorsu_match(device_t self) 325253789Srpaulo{ 326253789Srpaulo struct usb_attach_arg *uaa = device_get_ivars(self); 327253789Srpaulo 328253789Srpaulo if (uaa->usb_mode != USB_MODE_HOST || 329253789Srpaulo uaa->info.bIfaceIndex != 0 || 330253789Srpaulo uaa->info.bConfigIndex != 0) 331253789Srpaulo return (ENXIO); 332253789Srpaulo 333253789Srpaulo return (usbd_lookup_id_by_uaa(rsu_devs, sizeof(rsu_devs), uaa)); 334253789Srpaulo} 335253789Srpaulo 336253789Srpaulostatic int 337287763Sadrianrsu_send_mgmt(struct ieee80211_node *ni, int type, int arg) 338287763Sadrian{ 339287763Sadrian 340287763Sadrian return (ENOTSUP); 341287763Sadrian} 342287763Sadrian 343287895Sadrianstatic void 344287895Sadrianrsu_update_chw(struct ieee80211com *ic) 345287895Sadrian{ 346287895Sadrian 347287895Sadrian} 348287895Sadrian 349288089Sadrian/* 350288089Sadrian * notification from net80211 that it'd like to do A-MPDU on the given TID. 351288089Sadrian * 352288089Sadrian * Note: this actually hangs traffic at the present moment, so don't use it. 353288089Sadrian * The firmware debug does indiciate it's sending and establishing a TX AMPDU 354288089Sadrian * session, but then no traffic flows. 355288089Sadrian */ 356287763Sadrianstatic int 357287895Sadrianrsu_ampdu_enable(struct ieee80211_node *ni, struct ieee80211_tx_ampdu *tap) 358287895Sadrian{ 359288089Sadrian#if 0 360288089Sadrian struct rsu_softc *sc = ni->ni_ic->ic_softc; 361288089Sadrian struct r92s_add_ba_req req; 362287895Sadrian 363288089Sadrian /* Don't enable if it's requested or running */ 364288089Sadrian if (IEEE80211_AMPDU_REQUESTED(tap)) 365288089Sadrian return (0); 366288089Sadrian if (IEEE80211_AMPDU_RUNNING(tap)) 367288089Sadrian return (0); 368288089Sadrian 369288089Sadrian /* We've decided to send addba; so send it */ 370288089Sadrian req.tid = htole32(tap->txa_tid); 371288089Sadrian 372288089Sadrian /* Attempt net80211 state */ 373288089Sadrian if (ieee80211_ampdu_tx_request_ext(ni, tap->txa_tid) != 1) 374288089Sadrian return (0); 375288089Sadrian 376288089Sadrian /* Send the firmware command */ 377288089Sadrian RSU_DPRINTF(sc, RSU_DEBUG_AMPDU, "%s: establishing AMPDU TX for TID %d\n", 378288089Sadrian __func__, 379288089Sadrian tap->txa_tid); 380288089Sadrian 381288089Sadrian RSU_LOCK(sc); 382288089Sadrian if (rsu_fw_cmd(sc, R92S_CMD_ADDBA_REQ, &req, sizeof(req)) != 1) { 383288089Sadrian RSU_UNLOCK(sc); 384288089Sadrian /* Mark failure */ 385288089Sadrian (void) ieee80211_ampdu_tx_request_active_ext(ni, tap->txa_tid, 0); 386288089Sadrian return (0); 387288089Sadrian } 388288089Sadrian RSU_UNLOCK(sc); 389288089Sadrian 390288089Sadrian /* Mark success; we don't get any further notifications */ 391288089Sadrian (void) ieee80211_ampdu_tx_request_active_ext(ni, tap->txa_tid, 1); 392288089Sadrian#endif 393288089Sadrian /* Return 0, we're driving this ourselves */ 394287895Sadrian return (0); 395287895Sadrian} 396287895Sadrian 397287895Sadrianstatic int 398287895Sadrianrsu_wme_update(struct ieee80211com *ic) 399287895Sadrian{ 400287895Sadrian 401287895Sadrian /* Firmware handles this; not our problem */ 402287895Sadrian return (0); 403287895Sadrian} 404287895Sadrian 405287895Sadrianstatic int 406253789Srpaulorsu_attach(device_t self) 407253789Srpaulo{ 408253789Srpaulo struct usb_attach_arg *uaa = device_get_ivars(self); 409253789Srpaulo struct rsu_softc *sc = device_get_softc(self); 410287197Sglebius struct ieee80211com *ic = &sc->sc_ic; 411253789Srpaulo int error; 412293339Savos uint8_t iface_index; 413287894Sadrian struct usb_interface *iface; 414288357Sadrian const char *rft; 415253789Srpaulo 416253789Srpaulo device_set_usb_desc(self); 417253789Srpaulo sc->sc_udev = uaa->device; 418253789Srpaulo sc->sc_dev = self; 419287947Sadrian if (rsu_enable_11n) 420287947Sadrian sc->sc_ht = !! (USB_GET_DRIVER_INFO(uaa) & RSU_HT_SUPPORTED); 421253789Srpaulo 422287894Sadrian /* Get number of endpoints */ 423287894Sadrian iface = usbd_get_iface(sc->sc_udev, 0); 424287894Sadrian sc->sc_nendpoints = iface->idesc->bNumEndpoints; 425287894Sadrian 426287897Sadrian /* Endpoints are hard-coded for now, so enforce 4-endpoint only */ 427287897Sadrian if (sc->sc_nendpoints != 4) { 428287897Sadrian device_printf(sc->sc_dev, 429287897Sadrian "the driver currently only supports 4-endpoint devices\n"); 430287897Sadrian return (ENXIO); 431287897Sadrian } 432287897Sadrian 433253789Srpaulo mtx_init(&sc->sc_mtx, device_get_nameunit(self), MTX_NETWORK_LOCK, 434253789Srpaulo MTX_DEF); 435253789Srpaulo TIMEOUT_TASK_INIT(taskqueue_thread, &sc->calib_task, 0, 436253789Srpaulo rsu_calib_task, sc); 437288052Sadrian TASK_INIT(&sc->tx_task, 0, rsu_tx_task, sc); 438287197Sglebius mbufq_init(&sc->sc_snd, ifqmaxlen); 439253789Srpaulo 440266535Shselasky /* Allocate Tx/Rx buffers. */ 441266535Shselasky error = rsu_alloc_rx_list(sc); 442266535Shselasky if (error != 0) { 443266535Shselasky device_printf(sc->sc_dev, "could not allocate Rx buffers\n"); 444266535Shselasky goto fail_usb; 445266535Shselasky } 446266535Shselasky 447266535Shselasky error = rsu_alloc_tx_list(sc); 448266535Shselasky if (error != 0) { 449266535Shselasky device_printf(sc->sc_dev, "could not allocate Tx buffers\n"); 450266535Shselasky rsu_free_rx_list(sc); 451266535Shselasky goto fail_usb; 452266535Shselasky } 453266535Shselasky 454253789Srpaulo iface_index = 0; 455253789Srpaulo error = usbd_transfer_setup(uaa->device, &iface_index, sc->sc_xfer, 456253789Srpaulo rsu_config, RSU_N_TRANSFER, sc, &sc->sc_mtx); 457253789Srpaulo if (error) { 458253789Srpaulo device_printf(sc->sc_dev, 459253789Srpaulo "could not allocate USB transfers, err=%s\n", 460253789Srpaulo usbd_errstr(error)); 461253831Srpaulo goto fail_usb; 462253789Srpaulo } 463253789Srpaulo RSU_LOCK(sc); 464253789Srpaulo /* Read chip revision. */ 465253789Srpaulo sc->cut = MS(rsu_read_4(sc, R92S_PMC_FSM), R92S_PMC_FSM_CUT); 466253789Srpaulo if (sc->cut != 3) 467253789Srpaulo sc->cut = (sc->cut >> 1) + 1; 468253789Srpaulo error = rsu_read_rom(sc); 469276611Shselasky RSU_UNLOCK(sc); 470253789Srpaulo if (error != 0) { 471253789Srpaulo device_printf(self, "could not read ROM\n"); 472253831Srpaulo goto fail_rom; 473253789Srpaulo } 474288357Sadrian 475288357Sadrian /* Figure out TX/RX streams */ 476288357Sadrian switch (sc->rom[84]) { 477288357Sadrian case 0x0: 478288357Sadrian sc->sc_rftype = RTL8712_RFCONFIG_1T1R; 479288357Sadrian sc->sc_nrxstream = 1; 480288357Sadrian sc->sc_ntxstream = 1; 481288357Sadrian rft = "1T1R"; 482288357Sadrian break; 483288357Sadrian case 0x1: 484288357Sadrian sc->sc_rftype = RTL8712_RFCONFIG_1T2R; 485288357Sadrian sc->sc_nrxstream = 2; 486288357Sadrian sc->sc_ntxstream = 1; 487288357Sadrian rft = "1T2R"; 488288357Sadrian break; 489288357Sadrian case 0x2: 490288357Sadrian sc->sc_rftype = RTL8712_RFCONFIG_2T2R; 491288357Sadrian sc->sc_nrxstream = 2; 492288357Sadrian sc->sc_ntxstream = 2; 493288357Sadrian rft = "2T2R"; 494288357Sadrian break; 495288357Sadrian default: 496288357Sadrian device_printf(sc->sc_dev, 497288357Sadrian "%s: unknown board type (rfconfig=0x%02x)\n", 498288357Sadrian __func__, 499288357Sadrian sc->rom[84]); 500288357Sadrian goto fail_rom; 501288357Sadrian } 502288357Sadrian 503287197Sglebius IEEE80211_ADDR_COPY(ic->ic_macaddr, &sc->rom[0x12]); 504288357Sadrian device_printf(self, "MAC/BB RTL8712 cut %d %s\n", sc->cut, rft); 505253789Srpaulo 506283537Sglebius ic->ic_softc = sc; 507283527Sglebius ic->ic_name = device_get_nameunit(self); 508253789Srpaulo ic->ic_phytype = IEEE80211_T_OFDM; /* Not only, but not used. */ 509253789Srpaulo ic->ic_opmode = IEEE80211_M_STA; /* Default to BSS mode. */ 510253789Srpaulo 511253789Srpaulo /* Set device capabilities. */ 512253789Srpaulo ic->ic_caps = 513253789Srpaulo IEEE80211_C_STA | /* station mode */ 514287727Sadrian#if 0 515253789Srpaulo IEEE80211_C_BGSCAN | /* Background scan. */ 516287727Sadrian#endif 517253789Srpaulo IEEE80211_C_SHPREAMBLE | /* Short preamble supported. */ 518287901Sadrian IEEE80211_C_WME | /* WME/QoS */ 519253789Srpaulo IEEE80211_C_SHSLOT | /* Short slot time supported. */ 520253789Srpaulo IEEE80211_C_WPA; /* WPA/RSN. */ 521253789Srpaulo 522253789Srpaulo /* Check if HT support is present. */ 523287947Sadrian if (sc->sc_ht) { 524287947Sadrian device_printf(sc->sc_dev, "%s: enabling 11n\n", __func__); 525287947Sadrian 526287947Sadrian /* Enable basic HT */ 527287947Sadrian ic->ic_htcaps = IEEE80211_HTC_HT | 528297600Sadrian#if 0 529287947Sadrian IEEE80211_HTC_AMPDU | 530297600Sadrian#endif 531287947Sadrian IEEE80211_HTC_AMSDU | 532287947Sadrian IEEE80211_HTCAP_MAXAMSDU_3839 | 533287947Sadrian IEEE80211_HTCAP_SMPS_OFF; 534287947Sadrian ic->ic_htcaps |= IEEE80211_HTCAP_CHWIDTH40; 535287947Sadrian 536287947Sadrian /* set number of spatial streams */ 537288357Sadrian ic->ic_txstream = sc->sc_ntxstream; 538288357Sadrian ic->ic_rxstream = sc->sc_nrxstream; 539253789Srpaulo } 540253789Srpaulo 541300754Savos rsu_getradiocaps(ic, IEEE80211_CHAN_MAX, &ic->ic_nchans, 542300754Savos ic->ic_channels); 543253789Srpaulo 544287197Sglebius ieee80211_ifattach(ic); 545253789Srpaulo ic->ic_raw_xmit = rsu_raw_xmit; 546253789Srpaulo ic->ic_scan_start = rsu_scan_start; 547253789Srpaulo ic->ic_scan_end = rsu_scan_end; 548300754Savos ic->ic_getradiocaps = rsu_getradiocaps; 549253789Srpaulo ic->ic_set_channel = rsu_set_channel; 550253789Srpaulo ic->ic_vap_create = rsu_vap_create; 551253789Srpaulo ic->ic_vap_delete = rsu_vap_delete; 552253789Srpaulo ic->ic_update_mcast = rsu_update_mcast; 553287197Sglebius ic->ic_parent = rsu_parent; 554287197Sglebius ic->ic_transmit = rsu_transmit; 555287763Sadrian ic->ic_send_mgmt = rsu_send_mgmt; 556287895Sadrian ic->ic_update_chw = rsu_update_chw; 557287895Sadrian ic->ic_ampdu_enable = rsu_ampdu_enable; 558287895Sadrian ic->ic_wme.wme_update = rsu_wme_update; 559253789Srpaulo 560253789Srpaulo ieee80211_radiotap_attach(ic, &sc->sc_txtap.wt_ihdr, 561253789Srpaulo sizeof(sc->sc_txtap), RSU_TX_RADIOTAP_PRESENT, 562253789Srpaulo &sc->sc_rxtap.wr_ihdr, sizeof(sc->sc_rxtap), 563253789Srpaulo RSU_RX_RADIOTAP_PRESENT); 564253789Srpaulo 565253789Srpaulo if (bootverbose) 566253789Srpaulo ieee80211_announce(ic); 567253789Srpaulo 568253789Srpaulo return (0); 569253789Srpaulo 570253831Srpaulofail_rom: 571253831Srpaulo usbd_transfer_unsetup(sc->sc_xfer, RSU_N_TRANSFER); 572253831Srpaulofail_usb: 573253831Srpaulo mtx_destroy(&sc->sc_mtx); 574253789Srpaulo return (ENXIO); 575253789Srpaulo} 576253789Srpaulo 577253789Srpaulostatic int 578253789Srpaulorsu_detach(device_t self) 579253789Srpaulo{ 580253789Srpaulo struct rsu_softc *sc = device_get_softc(self); 581287197Sglebius struct ieee80211com *ic = &sc->sc_ic; 582253789Srpaulo 583287197Sglebius RSU_LOCK(sc); 584287197Sglebius rsu_stop(sc); 585287197Sglebius RSU_UNLOCK(sc); 586288279Sadrian 587253789Srpaulo usbd_transfer_unsetup(sc->sc_xfer, RSU_N_TRANSFER); 588288051Sadrian 589288279Sadrian /* 590288279Sadrian * Free buffers /before/ we detach from net80211, else node 591288279Sadrian * references to destroyed vaps will lead to a panic. 592288279Sadrian */ 593288279Sadrian /* Free Tx/Rx buffers. */ 594288279Sadrian RSU_LOCK(sc); 595288279Sadrian rsu_free_tx_list(sc); 596288279Sadrian rsu_free_rx_list(sc); 597288279Sadrian RSU_UNLOCK(sc); 598288279Sadrian 599288051Sadrian /* Frames are freed; detach from net80211 */ 600253789Srpaulo ieee80211_ifdetach(ic); 601253789Srpaulo 602253789Srpaulo taskqueue_drain_timeout(taskqueue_thread, &sc->calib_task); 603288052Sadrian taskqueue_drain(taskqueue_thread, &sc->tx_task); 604253789Srpaulo 605253789Srpaulo mtx_destroy(&sc->sc_mtx); 606253789Srpaulo 607253789Srpaulo return (0); 608253789Srpaulo} 609253789Srpaulo 610253789Srpaulostatic usb_error_t 611253789Srpaulorsu_do_request(struct rsu_softc *sc, struct usb_device_request *req, 612253789Srpaulo void *data) 613253789Srpaulo{ 614253789Srpaulo usb_error_t err; 615253789Srpaulo int ntries = 10; 616253789Srpaulo 617253789Srpaulo RSU_ASSERT_LOCKED(sc); 618253789Srpaulo 619253789Srpaulo while (ntries--) { 620253789Srpaulo err = usbd_do_request_flags(sc->sc_udev, &sc->sc_mtx, 621253789Srpaulo req, data, 0, NULL, 250 /* ms */); 622266466Shselasky if (err == 0 || err == USB_ERR_NOT_CONFIGURED) 623253789Srpaulo break; 624253789Srpaulo DPRINTFN(1, "Control request failed, %s (retrying)\n", 625253789Srpaulo usbd_errstr(err)); 626287892Sadrian rsu_ms_delay(sc, 10); 627253789Srpaulo } 628253789Srpaulo 629253789Srpaulo return (err); 630253789Srpaulo} 631253789Srpaulo 632253789Srpaulostatic struct ieee80211vap * 633253789Srpaulorsu_vap_create(struct ieee80211com *ic, const char name[IFNAMSIZ], int unit, 634253789Srpaulo enum ieee80211_opmode opmode, int flags, 635253789Srpaulo const uint8_t bssid[IEEE80211_ADDR_LEN], 636253789Srpaulo const uint8_t mac[IEEE80211_ADDR_LEN]) 637253789Srpaulo{ 638253789Srpaulo struct rsu_vap *uvp; 639253789Srpaulo struct ieee80211vap *vap; 640253789Srpaulo 641253789Srpaulo if (!TAILQ_EMPTY(&ic->ic_vaps)) /* only one at a time */ 642253789Srpaulo return (NULL); 643253789Srpaulo 644287197Sglebius uvp = malloc(sizeof(struct rsu_vap), M_80211_VAP, M_WAITOK | M_ZERO); 645253789Srpaulo vap = &uvp->vap; 646253789Srpaulo 647257743Shselasky if (ieee80211_vap_setup(ic, vap, name, unit, opmode, 648287197Sglebius flags, bssid) != 0) { 649257743Shselasky /* out of memory */ 650257743Shselasky free(uvp, M_80211_VAP); 651257743Shselasky return (NULL); 652257743Shselasky } 653257743Shselasky 654253789Srpaulo /* override state transition machine */ 655253789Srpaulo uvp->newstate = vap->iv_newstate; 656253789Srpaulo vap->iv_newstate = rsu_newstate; 657253789Srpaulo 658287950Sadrian /* Limits from the r92su driver */ 659287950Sadrian vap->iv_ampdu_density = IEEE80211_HTCAP_MPDUDENSITY_16; 660287950Sadrian vap->iv_ampdu_rxmax = IEEE80211_HTCAP_MAXRXAMPDU_32K; 661287950Sadrian 662253789Srpaulo /* complete setup */ 663253789Srpaulo ieee80211_vap_attach(vap, ieee80211_media_change, 664287197Sglebius ieee80211_media_status, mac); 665253789Srpaulo ic->ic_opmode = opmode; 666253789Srpaulo 667253789Srpaulo return (vap); 668253789Srpaulo} 669253789Srpaulo 670253789Srpaulostatic void 671253789Srpaulorsu_vap_delete(struct ieee80211vap *vap) 672253789Srpaulo{ 673253789Srpaulo struct rsu_vap *uvp = RSU_VAP(vap); 674253789Srpaulo 675253789Srpaulo ieee80211_vap_detach(vap); 676253789Srpaulo free(uvp, M_80211_VAP); 677253789Srpaulo} 678253789Srpaulo 679253789Srpaulostatic void 680253789Srpaulorsu_scan_start(struct ieee80211com *ic) 681253789Srpaulo{ 682287197Sglebius struct rsu_softc *sc = ic->ic_softc; 683253789Srpaulo int error; 684253789Srpaulo 685253789Srpaulo /* Scanning is done by the firmware. */ 686253789Srpaulo RSU_LOCK(sc); 687288089Sadrian /* XXX TODO: force awake if in in network-sleep? */ 688253789Srpaulo error = rsu_site_survey(sc, TAILQ_FIRST(&ic->ic_vaps)); 689253789Srpaulo RSU_UNLOCK(sc); 690253789Srpaulo if (error != 0) 691253789Srpaulo device_printf(sc->sc_dev, 692253789Srpaulo "could not send site survey command\n"); 693253789Srpaulo} 694253789Srpaulo 695253789Srpaulostatic void 696253789Srpaulorsu_scan_end(struct ieee80211com *ic) 697253789Srpaulo{ 698253789Srpaulo /* Nothing to do here. */ 699253789Srpaulo} 700253789Srpaulo 701253789Srpaulostatic void 702300754Savosrsu_getradiocaps(struct ieee80211com *ic, 703300754Savos int maxchans, int *nchans, struct ieee80211_channel chans[]) 704300754Savos{ 705300754Savos struct rsu_softc *sc = ic->ic_softc; 706300754Savos uint8_t bands[IEEE80211_MODE_BYTES]; 707300754Savos 708300754Savos /* Set supported .11b and .11g rates. */ 709300754Savos memset(bands, 0, sizeof(bands)); 710300754Savos setbit(bands, IEEE80211_MODE_11B); 711300754Savos setbit(bands, IEEE80211_MODE_11G); 712300754Savos if (sc->sc_ht) 713300754Savos setbit(bands, IEEE80211_MODE_11NG); 714300754Savos ieee80211_add_channel_list_2ghz(chans, maxchans, nchans, 715300754Savos rsu_chan_2ghz, nitems(rsu_chan_2ghz), bands, 0); 716300754Savos} 717300754Savos 718300754Savosstatic void 719253789Srpaulorsu_set_channel(struct ieee80211com *ic __unused) 720253789Srpaulo{ 721253789Srpaulo /* We are unable to switch channels, yet. */ 722253789Srpaulo} 723253789Srpaulo 724253789Srpaulostatic void 725283540Sglebiusrsu_update_mcast(struct ieee80211com *ic) 726253789Srpaulo{ 727253789Srpaulo /* XXX do nothing? */ 728253789Srpaulo} 729253789Srpaulo 730253789Srpaulostatic int 731253789Srpaulorsu_alloc_list(struct rsu_softc *sc, struct rsu_data data[], 732253789Srpaulo int ndata, int maxsz) 733253789Srpaulo{ 734253789Srpaulo int i, error; 735253789Srpaulo 736253789Srpaulo for (i = 0; i < ndata; i++) { 737253789Srpaulo struct rsu_data *dp = &data[i]; 738253789Srpaulo dp->sc = sc; 739253789Srpaulo dp->m = NULL; 740253789Srpaulo dp->buf = malloc(maxsz, M_USBDEV, M_NOWAIT); 741253789Srpaulo if (dp->buf == NULL) { 742253789Srpaulo device_printf(sc->sc_dev, 743253789Srpaulo "could not allocate buffer\n"); 744253789Srpaulo error = ENOMEM; 745253789Srpaulo goto fail; 746253789Srpaulo } 747253789Srpaulo dp->ni = NULL; 748253789Srpaulo } 749253789Srpaulo 750253789Srpaulo return (0); 751253789Srpaulofail: 752253789Srpaulo rsu_free_list(sc, data, ndata); 753253789Srpaulo return (error); 754253789Srpaulo} 755253789Srpaulo 756253789Srpaulostatic int 757253789Srpaulorsu_alloc_rx_list(struct rsu_softc *sc) 758253789Srpaulo{ 759253789Srpaulo int error, i; 760253789Srpaulo 761253789Srpaulo error = rsu_alloc_list(sc, sc->sc_rx, RSU_RX_LIST_COUNT, 762253789Srpaulo RSU_RXBUFSZ); 763253789Srpaulo if (error != 0) 764253789Srpaulo return (error); 765253789Srpaulo 766253789Srpaulo STAILQ_INIT(&sc->sc_rx_active); 767253789Srpaulo STAILQ_INIT(&sc->sc_rx_inactive); 768253789Srpaulo 769253789Srpaulo for (i = 0; i < RSU_RX_LIST_COUNT; i++) 770253789Srpaulo STAILQ_INSERT_HEAD(&sc->sc_rx_inactive, &sc->sc_rx[i], next); 771253789Srpaulo 772253789Srpaulo return (0); 773253789Srpaulo} 774253789Srpaulo 775253789Srpaulostatic int 776253789Srpaulorsu_alloc_tx_list(struct rsu_softc *sc) 777253789Srpaulo{ 778253789Srpaulo int error, i; 779253789Srpaulo 780253789Srpaulo error = rsu_alloc_list(sc, sc->sc_tx, RSU_TX_LIST_COUNT, 781253789Srpaulo RSU_TXBUFSZ); 782253789Srpaulo if (error != 0) 783253789Srpaulo return (error); 784253789Srpaulo 785253789Srpaulo STAILQ_INIT(&sc->sc_tx_inactive); 786253789Srpaulo 787267041Shselasky for (i = 0; i != RSU_N_TRANSFER; i++) { 788266505Shselasky STAILQ_INIT(&sc->sc_tx_active[i]); 789266505Shselasky STAILQ_INIT(&sc->sc_tx_pending[i]); 790266505Shselasky } 791266505Shselasky 792253789Srpaulo for (i = 0; i < RSU_TX_LIST_COUNT; i++) { 793253789Srpaulo STAILQ_INSERT_HEAD(&sc->sc_tx_inactive, &sc->sc_tx[i], next); 794253789Srpaulo } 795253789Srpaulo 796253789Srpaulo return (0); 797253789Srpaulo} 798253789Srpaulo 799253789Srpaulostatic void 800253789Srpaulorsu_free_tx_list(struct rsu_softc *sc) 801253789Srpaulo{ 802266535Shselasky int i; 803266535Shselasky 804266535Shselasky /* prevent further allocations from TX list(s) */ 805266535Shselasky STAILQ_INIT(&sc->sc_tx_inactive); 806266535Shselasky 807267041Shselasky for (i = 0; i != RSU_N_TRANSFER; i++) { 808266535Shselasky STAILQ_INIT(&sc->sc_tx_active[i]); 809266535Shselasky STAILQ_INIT(&sc->sc_tx_pending[i]); 810266535Shselasky } 811266535Shselasky 812253789Srpaulo rsu_free_list(sc, sc->sc_tx, RSU_TX_LIST_COUNT); 813253789Srpaulo} 814253789Srpaulo 815253789Srpaulostatic void 816253789Srpaulorsu_free_rx_list(struct rsu_softc *sc) 817253789Srpaulo{ 818266535Shselasky /* prevent further allocations from RX list(s) */ 819266535Shselasky STAILQ_INIT(&sc->sc_rx_inactive); 820266535Shselasky STAILQ_INIT(&sc->sc_rx_active); 821266535Shselasky 822253789Srpaulo rsu_free_list(sc, sc->sc_rx, RSU_RX_LIST_COUNT); 823253789Srpaulo} 824253789Srpaulo 825253789Srpaulostatic void 826253789Srpaulorsu_free_list(struct rsu_softc *sc, struct rsu_data data[], int ndata) 827253789Srpaulo{ 828253789Srpaulo int i; 829253789Srpaulo 830253789Srpaulo for (i = 0; i < ndata; i++) { 831253789Srpaulo struct rsu_data *dp = &data[i]; 832253789Srpaulo 833253789Srpaulo if (dp->buf != NULL) { 834253789Srpaulo free(dp->buf, M_USBDEV); 835253789Srpaulo dp->buf = NULL; 836253789Srpaulo } 837253789Srpaulo if (dp->ni != NULL) { 838253789Srpaulo ieee80211_free_node(dp->ni); 839253789Srpaulo dp->ni = NULL; 840253789Srpaulo } 841253789Srpaulo } 842253789Srpaulo} 843253789Srpaulo 844253789Srpaulostatic struct rsu_data * 845253789Srpaulo_rsu_getbuf(struct rsu_softc *sc) 846253789Srpaulo{ 847253789Srpaulo struct rsu_data *bf; 848253789Srpaulo 849253789Srpaulo bf = STAILQ_FIRST(&sc->sc_tx_inactive); 850253789Srpaulo if (bf != NULL) 851253789Srpaulo STAILQ_REMOVE_HEAD(&sc->sc_tx_inactive, next); 852253789Srpaulo else 853253789Srpaulo bf = NULL; 854287954Sadrian return (bf); 855253789Srpaulo} 856253789Srpaulo 857253789Srpaulostatic struct rsu_data * 858253789Srpaulorsu_getbuf(struct rsu_softc *sc) 859253789Srpaulo{ 860253789Srpaulo struct rsu_data *bf; 861253789Srpaulo 862253789Srpaulo RSU_ASSERT_LOCKED(sc); 863253789Srpaulo 864253789Srpaulo bf = _rsu_getbuf(sc); 865288051Sadrian if (bf == NULL) { 866288051Sadrian RSU_DPRINTF(sc, RSU_DEBUG_TX, "%s: no buffers\n", __func__); 867288051Sadrian } 868253789Srpaulo return (bf); 869253789Srpaulo} 870253789Srpaulo 871287953Sadrianstatic void 872287953Sadrianrsu_freebuf(struct rsu_softc *sc, struct rsu_data *bf) 873287953Sadrian{ 874287953Sadrian 875287953Sadrian RSU_ASSERT_LOCKED(sc); 876287953Sadrian STAILQ_INSERT_TAIL(&sc->sc_tx_inactive, bf, next); 877287953Sadrian} 878287953Sadrian 879253789Srpaulostatic int 880253789Srpaulorsu_write_region_1(struct rsu_softc *sc, uint16_t addr, uint8_t *buf, 881253789Srpaulo int len) 882253789Srpaulo{ 883253789Srpaulo usb_device_request_t req; 884253789Srpaulo 885253789Srpaulo req.bmRequestType = UT_WRITE_VENDOR_DEVICE; 886253789Srpaulo req.bRequest = R92S_REQ_REGS; 887253789Srpaulo USETW(req.wValue, addr); 888253789Srpaulo USETW(req.wIndex, 0); 889253789Srpaulo USETW(req.wLength, len); 890253789Srpaulo 891253789Srpaulo return (rsu_do_request(sc, &req, buf)); 892253789Srpaulo} 893253789Srpaulo 894253789Srpaulostatic void 895253789Srpaulorsu_write_1(struct rsu_softc *sc, uint16_t addr, uint8_t val) 896253789Srpaulo{ 897253789Srpaulo rsu_write_region_1(sc, addr, &val, 1); 898253789Srpaulo} 899253789Srpaulo 900253789Srpaulostatic void 901253789Srpaulorsu_write_2(struct rsu_softc *sc, uint16_t addr, uint16_t val) 902253789Srpaulo{ 903253789Srpaulo val = htole16(val); 904253789Srpaulo rsu_write_region_1(sc, addr, (uint8_t *)&val, 2); 905253789Srpaulo} 906253789Srpaulo 907253789Srpaulostatic void 908253789Srpaulorsu_write_4(struct rsu_softc *sc, uint16_t addr, uint32_t val) 909253789Srpaulo{ 910253789Srpaulo val = htole32(val); 911253789Srpaulo rsu_write_region_1(sc, addr, (uint8_t *)&val, 4); 912253789Srpaulo} 913253789Srpaulo 914253789Srpaulostatic int 915253789Srpaulorsu_read_region_1(struct rsu_softc *sc, uint16_t addr, uint8_t *buf, 916253789Srpaulo int len) 917253789Srpaulo{ 918253789Srpaulo usb_device_request_t req; 919253789Srpaulo 920253789Srpaulo req.bmRequestType = UT_READ_VENDOR_DEVICE; 921253789Srpaulo req.bRequest = R92S_REQ_REGS; 922253789Srpaulo USETW(req.wValue, addr); 923253789Srpaulo USETW(req.wIndex, 0); 924253789Srpaulo USETW(req.wLength, len); 925253789Srpaulo 926253789Srpaulo return (rsu_do_request(sc, &req, buf)); 927253789Srpaulo} 928253789Srpaulo 929253789Srpaulostatic uint8_t 930253789Srpaulorsu_read_1(struct rsu_softc *sc, uint16_t addr) 931253789Srpaulo{ 932253789Srpaulo uint8_t val; 933253789Srpaulo 934253789Srpaulo if (rsu_read_region_1(sc, addr, &val, 1) != 0) 935253789Srpaulo return (0xff); 936253789Srpaulo return (val); 937253789Srpaulo} 938253789Srpaulo 939253789Srpaulostatic uint16_t 940253789Srpaulorsu_read_2(struct rsu_softc *sc, uint16_t addr) 941253789Srpaulo{ 942253789Srpaulo uint16_t val; 943253789Srpaulo 944253789Srpaulo if (rsu_read_region_1(sc, addr, (uint8_t *)&val, 2) != 0) 945253789Srpaulo return (0xffff); 946253789Srpaulo return (le16toh(val)); 947253789Srpaulo} 948253789Srpaulo 949253789Srpaulostatic uint32_t 950253789Srpaulorsu_read_4(struct rsu_softc *sc, uint16_t addr) 951253789Srpaulo{ 952253789Srpaulo uint32_t val; 953253789Srpaulo 954253789Srpaulo if (rsu_read_region_1(sc, addr, (uint8_t *)&val, 4) != 0) 955253789Srpaulo return (0xffffffff); 956253789Srpaulo return (le32toh(val)); 957253789Srpaulo} 958253789Srpaulo 959253789Srpaulostatic int 960253789Srpaulorsu_fw_iocmd(struct rsu_softc *sc, uint32_t iocmd) 961253789Srpaulo{ 962253789Srpaulo int ntries; 963253789Srpaulo 964253789Srpaulo rsu_write_4(sc, R92S_IOCMD_CTRL, iocmd); 965287892Sadrian rsu_ms_delay(sc, 1); 966253789Srpaulo for (ntries = 0; ntries < 50; ntries++) { 967253789Srpaulo if (rsu_read_4(sc, R92S_IOCMD_CTRL) == 0) 968253789Srpaulo return (0); 969287892Sadrian rsu_ms_delay(sc, 1); 970253789Srpaulo } 971253789Srpaulo return (ETIMEDOUT); 972253789Srpaulo} 973253789Srpaulo 974253789Srpaulostatic uint8_t 975253789Srpaulorsu_efuse_read_1(struct rsu_softc *sc, uint16_t addr) 976253789Srpaulo{ 977253789Srpaulo uint32_t reg; 978253789Srpaulo int ntries; 979253789Srpaulo 980253789Srpaulo reg = rsu_read_4(sc, R92S_EFUSE_CTRL); 981253789Srpaulo reg = RW(reg, R92S_EFUSE_CTRL_ADDR, addr); 982253789Srpaulo reg &= ~R92S_EFUSE_CTRL_VALID; 983253789Srpaulo rsu_write_4(sc, R92S_EFUSE_CTRL, reg); 984253789Srpaulo /* Wait for read operation to complete. */ 985253789Srpaulo for (ntries = 0; ntries < 100; ntries++) { 986253789Srpaulo reg = rsu_read_4(sc, R92S_EFUSE_CTRL); 987253789Srpaulo if (reg & R92S_EFUSE_CTRL_VALID) 988253789Srpaulo return (MS(reg, R92S_EFUSE_CTRL_DATA)); 989287892Sadrian rsu_ms_delay(sc, 1); 990253789Srpaulo } 991253789Srpaulo device_printf(sc->sc_dev, 992253789Srpaulo "could not read efuse byte at address 0x%x\n", addr); 993253789Srpaulo return (0xff); 994253789Srpaulo} 995253789Srpaulo 996253789Srpaulostatic int 997253789Srpaulorsu_read_rom(struct rsu_softc *sc) 998253789Srpaulo{ 999253789Srpaulo uint8_t *rom = sc->rom; 1000253789Srpaulo uint16_t addr = 0; 1001253789Srpaulo uint32_t reg; 1002253789Srpaulo uint8_t off, msk; 1003253789Srpaulo int i; 1004253789Srpaulo 1005253789Srpaulo /* Make sure that ROM type is eFuse and that autoload succeeded. */ 1006253789Srpaulo reg = rsu_read_1(sc, R92S_EE_9346CR); 1007253789Srpaulo if ((reg & (R92S_9356SEL | R92S_EEPROM_EN)) != R92S_EEPROM_EN) 1008253789Srpaulo return (EIO); 1009253789Srpaulo 1010253789Srpaulo /* Turn on 2.5V to prevent eFuse leakage. */ 1011253789Srpaulo reg = rsu_read_1(sc, R92S_EFUSE_TEST + 3); 1012253789Srpaulo rsu_write_1(sc, R92S_EFUSE_TEST + 3, reg | 0x80); 1013287892Sadrian rsu_ms_delay(sc, 1); 1014253789Srpaulo rsu_write_1(sc, R92S_EFUSE_TEST + 3, reg & ~0x80); 1015253789Srpaulo 1016253789Srpaulo /* Read full ROM image. */ 1017253789Srpaulo memset(&sc->rom, 0xff, sizeof(sc->rom)); 1018253789Srpaulo while (addr < 512) { 1019253789Srpaulo reg = rsu_efuse_read_1(sc, addr); 1020253789Srpaulo if (reg == 0xff) 1021253789Srpaulo break; 1022253789Srpaulo addr++; 1023253789Srpaulo off = reg >> 4; 1024253789Srpaulo msk = reg & 0xf; 1025253789Srpaulo for (i = 0; i < 4; i++) { 1026253789Srpaulo if (msk & (1 << i)) 1027253789Srpaulo continue; 1028253789Srpaulo rom[off * 8 + i * 2 + 0] = 1029253789Srpaulo rsu_efuse_read_1(sc, addr); 1030253789Srpaulo addr++; 1031253789Srpaulo rom[off * 8 + i * 2 + 1] = 1032253789Srpaulo rsu_efuse_read_1(sc, addr); 1033253789Srpaulo addr++; 1034253789Srpaulo } 1035253789Srpaulo } 1036253789Srpaulo#ifdef USB_DEBUG 1037253789Srpaulo if (rsu_debug >= 5) { 1038253789Srpaulo /* Dump ROM content. */ 1039253789Srpaulo printf("\n"); 1040253789Srpaulo for (i = 0; i < sizeof(sc->rom); i++) 1041253789Srpaulo printf("%02x:", rom[i]); 1042253789Srpaulo printf("\n"); 1043253789Srpaulo } 1044253789Srpaulo#endif 1045253789Srpaulo return (0); 1046253789Srpaulo} 1047253789Srpaulo 1048253789Srpaulostatic int 1049253789Srpaulorsu_fw_cmd(struct rsu_softc *sc, uint8_t code, void *buf, int len) 1050253789Srpaulo{ 1051287896Sadrian const uint8_t which = RSU_H2C_ENDPOINT; 1052253789Srpaulo struct rsu_data *data; 1053253789Srpaulo struct r92s_tx_desc *txd; 1054253789Srpaulo struct r92s_fw_cmd_hdr *cmd; 1055266505Shselasky int cmdsz; 1056266505Shselasky int xferlen; 1057253789Srpaulo 1058287954Sadrian RSU_ASSERT_LOCKED(sc); 1059287954Sadrian 1060253789Srpaulo data = rsu_getbuf(sc); 1061253789Srpaulo if (data == NULL) 1062253789Srpaulo return (ENOMEM); 1063253789Srpaulo 1064288089Sadrian /* Blank the entire payload, just to be safe */ 1065288089Sadrian memset(data->buf, '\0', RSU_TXBUFSZ); 1066288089Sadrian 1067253789Srpaulo /* Round-up command length to a multiple of 8 bytes. */ 1068288089Sadrian /* XXX TODO: is this required? */ 1069253789Srpaulo cmdsz = (len + 7) & ~7; 1070253789Srpaulo 1071253789Srpaulo xferlen = sizeof(*txd) + sizeof(*cmd) + cmdsz; 1072253789Srpaulo KASSERT(xferlen <= RSU_TXBUFSZ, ("%s: invalid length", __func__)); 1073253789Srpaulo memset(data->buf, 0, xferlen); 1074253789Srpaulo 1075253789Srpaulo /* Setup Tx descriptor. */ 1076253789Srpaulo txd = (struct r92s_tx_desc *)data->buf; 1077253789Srpaulo txd->txdw0 = htole32( 1078253789Srpaulo SM(R92S_TXDW0_OFFSET, sizeof(*txd)) | 1079253789Srpaulo SM(R92S_TXDW0_PKTLEN, sizeof(*cmd) + cmdsz) | 1080253789Srpaulo R92S_TXDW0_OWN | R92S_TXDW0_FSG | R92S_TXDW0_LSG); 1081253789Srpaulo txd->txdw1 = htole32(SM(R92S_TXDW1_QSEL, R92S_TXDW1_QSEL_H2C)); 1082253789Srpaulo 1083253789Srpaulo /* Setup command header. */ 1084253789Srpaulo cmd = (struct r92s_fw_cmd_hdr *)&txd[1]; 1085253789Srpaulo cmd->len = htole16(cmdsz); 1086253789Srpaulo cmd->code = code; 1087253789Srpaulo cmd->seq = sc->cmd_seq; 1088253789Srpaulo sc->cmd_seq = (sc->cmd_seq + 1) & 0x7f; 1089253789Srpaulo 1090253789Srpaulo /* Copy command payload. */ 1091253789Srpaulo memcpy(&cmd[1], buf, len); 1092253789Srpaulo 1093287740Sadrian RSU_DPRINTF(sc, RSU_DEBUG_TX | RSU_DEBUG_FWCMD, 1094287727Sadrian "%s: Tx cmd code=0x%x len=0x%x\n", 1095287727Sadrian __func__, code, cmdsz); 1096253789Srpaulo data->buflen = xferlen; 1097266505Shselasky STAILQ_INSERT_TAIL(&sc->sc_tx_pending[which], data, next); 1098267041Shselasky usbd_transfer_start(sc->sc_xfer[which]); 1099253789Srpaulo 1100253789Srpaulo return (0); 1101253789Srpaulo} 1102253789Srpaulo 1103253789Srpaulo/* ARGSUSED */ 1104253789Srpaulostatic void 1105253789Srpaulorsu_calib_task(void *arg, int pending __unused) 1106253789Srpaulo{ 1107253789Srpaulo struct rsu_softc *sc = arg; 1108288414Sadrian#ifdef notyet 1109253789Srpaulo uint32_t reg; 1110288414Sadrian#endif 1111253789Srpaulo 1112287727Sadrian RSU_DPRINTF(sc, RSU_DEBUG_CALIB, "%s: running calibration task\n", 1113287727Sadrian __func__); 1114267041Shselasky 1115253789Srpaulo RSU_LOCK(sc); 1116253789Srpaulo#ifdef notyet 1117253789Srpaulo /* Read WPS PBC status. */ 1118253789Srpaulo rsu_write_1(sc, R92S_MAC_PINMUX_CTRL, 1119253789Srpaulo R92S_GPIOMUX_EN | SM(R92S_GPIOSEL_GPIO, R92S_GPIOSEL_GPIO_JTAG)); 1120253789Srpaulo rsu_write_1(sc, R92S_GPIO_IO_SEL, 1121253789Srpaulo rsu_read_1(sc, R92S_GPIO_IO_SEL) & ~R92S_GPIO_WPS); 1122253789Srpaulo reg = rsu_read_1(sc, R92S_GPIO_CTRL); 1123253789Srpaulo if (reg != 0xff && (reg & R92S_GPIO_WPS)) 1124253789Srpaulo DPRINTF(("WPS PBC is pushed\n")); 1125253789Srpaulo#endif 1126253789Srpaulo /* Read current signal level. */ 1127253789Srpaulo if (rsu_fw_iocmd(sc, 0xf4000001) == 0) { 1128288414Sadrian sc->sc_currssi = rsu_read_4(sc, R92S_IOCMD_DATA); 1129288414Sadrian RSU_DPRINTF(sc, RSU_DEBUG_CALIB, "%s: RSSI=%d (%d)\n", 1130288414Sadrian __func__, sc->sc_currssi, 1131288414Sadrian rsu_hwrssi_to_rssi(sc, sc->sc_currssi)); 1132253789Srpaulo } 1133267041Shselasky if (sc->sc_calibrating) 1134267041Shselasky taskqueue_enqueue_timeout(taskqueue_thread, &sc->calib_task, hz); 1135267041Shselasky RSU_UNLOCK(sc); 1136253789Srpaulo} 1137253789Srpaulo 1138288052Sadrianstatic void 1139288052Sadrianrsu_tx_task(void *arg, int pending __unused) 1140288052Sadrian{ 1141288052Sadrian struct rsu_softc *sc = arg; 1142288052Sadrian 1143288052Sadrian RSU_LOCK(sc); 1144288052Sadrian _rsu_start(sc); 1145288052Sadrian RSU_UNLOCK(sc); 1146288052Sadrian} 1147288052Sadrian 1148288094Sadrian#define RSU_PWR_UNKNOWN 0x0 1149288089Sadrian#define RSU_PWR_ACTIVE 0x1 1150288089Sadrian#define RSU_PWR_OFF 0x2 1151288089Sadrian#define RSU_PWR_SLEEP 0x3 1152288089Sadrian 1153288089Sadrian/* 1154288089Sadrian * Set the current power state. 1155288089Sadrian * 1156288089Sadrian * The rtlwifi code doesn't do this so aggressively; it 1157288089Sadrian * waits for an idle period after association with 1158288089Sadrian * no traffic before doing this. 1159288089Sadrian * 1160288089Sadrian * For now - it's on in all states except RUN, and 1161288089Sadrian * in RUN it'll transition to allow sleep. 1162288089Sadrian */ 1163288089Sadrian 1164288089Sadrianstruct r92s_pwr_cmd { 1165288089Sadrian uint8_t mode; 1166288089Sadrian uint8_t smart_ps; 1167288089Sadrian uint8_t bcn_pass_time; 1168288089Sadrian}; 1169288089Sadrian 1170253789Srpaulostatic int 1171288089Sadrianrsu_set_fw_power_state(struct rsu_softc *sc, int state) 1172288089Sadrian{ 1173288089Sadrian struct r92s_set_pwr_mode cmd; 1174288089Sadrian //struct r92s_pwr_cmd cmd; 1175288089Sadrian int error; 1176288089Sadrian 1177288094Sadrian RSU_ASSERT_LOCKED(sc); 1178288094Sadrian 1179288094Sadrian /* only change state if required */ 1180288094Sadrian if (sc->sc_curpwrstate == state) 1181288094Sadrian return (0); 1182288094Sadrian 1183288089Sadrian memset(&cmd, 0, sizeof(cmd)); 1184288089Sadrian 1185288089Sadrian switch (state) { 1186288089Sadrian case RSU_PWR_ACTIVE: 1187288089Sadrian /* Force the hardware awake */ 1188288089Sadrian rsu_write_1(sc, R92S_USB_HRPWM, 1189288089Sadrian R92S_USB_HRPWM_PS_ST_ACTIVE | R92S_USB_HRPWM_PS_ALL_ON); 1190288089Sadrian cmd.mode = R92S_PS_MODE_ACTIVE; 1191288089Sadrian break; 1192288089Sadrian case RSU_PWR_SLEEP: 1193288089Sadrian cmd.mode = R92S_PS_MODE_DTIM; /* XXX configurable? */ 1194288089Sadrian cmd.smart_ps = 1; /* XXX 2 if doing p2p */ 1195288089Sadrian cmd.bcn_pass_time = 5; /* in 100mS usb.c, linux/rtlwifi */ 1196288089Sadrian break; 1197288094Sadrian case RSU_PWR_OFF: 1198288094Sadrian cmd.mode = R92S_PS_MODE_RADIOOFF; 1199288094Sadrian break; 1200288089Sadrian default: 1201288089Sadrian device_printf(sc->sc_dev, "%s: unknown ps mode (%d)\n", 1202288089Sadrian __func__, 1203288089Sadrian state); 1204288089Sadrian return (ENXIO); 1205288089Sadrian } 1206288089Sadrian 1207288089Sadrian RSU_DPRINTF(sc, RSU_DEBUG_RESET, 1208288089Sadrian "%s: setting ps mode to %d (mode %d)\n", 1209288089Sadrian __func__, state, cmd.mode); 1210288089Sadrian error = rsu_fw_cmd(sc, R92S_CMD_SET_PWR_MODE, &cmd, sizeof(cmd)); 1211288094Sadrian if (error == 0) 1212288094Sadrian sc->sc_curpwrstate = state; 1213288089Sadrian 1214288089Sadrian return (error); 1215288089Sadrian} 1216288089Sadrian 1217288089Sadrianstatic int 1218253789Srpaulorsu_newstate(struct ieee80211vap *vap, enum ieee80211_state nstate, int arg) 1219253789Srpaulo{ 1220253789Srpaulo struct rsu_vap *uvp = RSU_VAP(vap); 1221253789Srpaulo struct ieee80211com *ic = vap->iv_ic; 1222286950Sadrian struct rsu_softc *sc = ic->ic_softc; 1223253789Srpaulo struct ieee80211_node *ni; 1224253789Srpaulo struct ieee80211_rateset *rs; 1225253789Srpaulo enum ieee80211_state ostate; 1226253789Srpaulo int error, startcal = 0; 1227253789Srpaulo 1228253789Srpaulo ostate = vap->iv_state; 1229287727Sadrian RSU_DPRINTF(sc, RSU_DEBUG_STATE, "%s: %s -> %s\n", 1230287727Sadrian __func__, 1231287727Sadrian ieee80211_state_name[ostate], 1232253789Srpaulo ieee80211_state_name[nstate]); 1233253789Srpaulo 1234253789Srpaulo IEEE80211_UNLOCK(ic); 1235253789Srpaulo if (ostate == IEEE80211_S_RUN) { 1236253789Srpaulo RSU_LOCK(sc); 1237253789Srpaulo /* Stop calibration. */ 1238253789Srpaulo sc->sc_calibrating = 0; 1239253789Srpaulo RSU_UNLOCK(sc); 1240253789Srpaulo taskqueue_drain_timeout(taskqueue_thread, &sc->calib_task); 1241288052Sadrian taskqueue_drain(taskqueue_thread, &sc->tx_task); 1242253789Srpaulo /* Disassociate from our current BSS. */ 1243253789Srpaulo RSU_LOCK(sc); 1244253789Srpaulo rsu_disconnect(sc); 1245253789Srpaulo } else 1246253789Srpaulo RSU_LOCK(sc); 1247253789Srpaulo switch (nstate) { 1248253789Srpaulo case IEEE80211_S_INIT: 1249288089Sadrian (void) rsu_set_fw_power_state(sc, RSU_PWR_ACTIVE); 1250253789Srpaulo break; 1251253789Srpaulo case IEEE80211_S_AUTH: 1252253789Srpaulo ni = ieee80211_ref_node(vap->iv_bss); 1253288089Sadrian (void) rsu_set_fw_power_state(sc, RSU_PWR_ACTIVE); 1254253789Srpaulo error = rsu_join_bss(sc, ni); 1255253789Srpaulo ieee80211_free_node(ni); 1256253789Srpaulo if (error != 0) { 1257253789Srpaulo device_printf(sc->sc_dev, 1258253789Srpaulo "could not send join command\n"); 1259253789Srpaulo } 1260253789Srpaulo break; 1261253789Srpaulo case IEEE80211_S_RUN: 1262253789Srpaulo ni = ieee80211_ref_node(vap->iv_bss); 1263253789Srpaulo rs = &ni->ni_rates; 1264253789Srpaulo /* Indicate highest supported rate. */ 1265253789Srpaulo ni->ni_txrate = rs->rs_rates[rs->rs_nrates - 1]; 1266288089Sadrian (void) rsu_set_fw_power_state(sc, RSU_PWR_SLEEP); 1267253789Srpaulo ieee80211_free_node(ni); 1268253789Srpaulo startcal = 1; 1269253789Srpaulo break; 1270253789Srpaulo default: 1271253789Srpaulo break; 1272253789Srpaulo } 1273253789Srpaulo sc->sc_calibrating = 1; 1274267041Shselasky /* Start periodic calibration. */ 1275267041Shselasky taskqueue_enqueue_timeout(taskqueue_thread, &sc->calib_task, hz); 1276253789Srpaulo RSU_UNLOCK(sc); 1277253789Srpaulo IEEE80211_LOCK(ic); 1278253789Srpaulo return (uvp->newstate(vap, nstate, arg)); 1279253789Srpaulo} 1280253789Srpaulo 1281253789Srpaulo#ifdef notyet 1282253789Srpaulostatic void 1283253789Srpaulorsu_set_key(struct rsu_softc *sc, const struct ieee80211_key *k) 1284253789Srpaulo{ 1285253789Srpaulo struct r92s_fw_cmd_set_key key; 1286253789Srpaulo 1287253789Srpaulo memset(&key, 0, sizeof(key)); 1288253789Srpaulo /* Map net80211 cipher to HW crypto algorithm. */ 1289253789Srpaulo switch (k->wk_cipher->ic_cipher) { 1290253789Srpaulo case IEEE80211_CIPHER_WEP: 1291253789Srpaulo if (k->wk_keylen < 8) 1292253789Srpaulo key.algo = R92S_KEY_ALGO_WEP40; 1293253789Srpaulo else 1294253789Srpaulo key.algo = R92S_KEY_ALGO_WEP104; 1295253789Srpaulo break; 1296253789Srpaulo case IEEE80211_CIPHER_TKIP: 1297253789Srpaulo key.algo = R92S_KEY_ALGO_TKIP; 1298253789Srpaulo break; 1299253789Srpaulo case IEEE80211_CIPHER_AES_CCM: 1300253789Srpaulo key.algo = R92S_KEY_ALGO_AES; 1301253789Srpaulo break; 1302253789Srpaulo default: 1303253789Srpaulo return; 1304253789Srpaulo } 1305253789Srpaulo key.id = k->wk_keyix; 1306253789Srpaulo key.grpkey = (k->wk_flags & IEEE80211_KEY_GROUP) != 0; 1307253789Srpaulo memcpy(key.key, k->wk_key, MIN(k->wk_keylen, sizeof(key.key))); 1308253789Srpaulo (void)rsu_fw_cmd(sc, R92S_CMD_SET_KEY, &key, sizeof(key)); 1309253789Srpaulo} 1310253789Srpaulo 1311253789Srpaulostatic void 1312253789Srpaulorsu_delete_key(struct rsu_softc *sc, const struct ieee80211_key *k) 1313253789Srpaulo{ 1314253789Srpaulo struct r92s_fw_cmd_set_key key; 1315253789Srpaulo 1316253789Srpaulo memset(&key, 0, sizeof(key)); 1317253789Srpaulo key.id = k->wk_keyix; 1318253789Srpaulo (void)rsu_fw_cmd(sc, R92S_CMD_SET_KEY, &key, sizeof(key)); 1319253789Srpaulo} 1320253789Srpaulo#endif 1321253789Srpaulo 1322253789Srpaulostatic int 1323253789Srpaulorsu_site_survey(struct rsu_softc *sc, struct ieee80211vap *vap) 1324253789Srpaulo{ 1325253789Srpaulo struct r92s_fw_cmd_sitesurvey cmd; 1326287197Sglebius struct ieee80211com *ic = &sc->sc_ic; 1327287954Sadrian int r; 1328253789Srpaulo 1329287954Sadrian RSU_ASSERT_LOCKED(sc); 1330287954Sadrian 1331253789Srpaulo memset(&cmd, 0, sizeof(cmd)); 1332287197Sglebius if ((ic->ic_flags & IEEE80211_F_ASCAN) || sc->sc_scan_pass == 1) 1333253789Srpaulo cmd.active = htole32(1); 1334253789Srpaulo cmd.limit = htole32(48); 1335287197Sglebius if (sc->sc_scan_pass == 1 && vap->iv_des_nssid > 0) { 1336253789Srpaulo /* Do a directed scan for second pass. */ 1337253789Srpaulo cmd.ssidlen = htole32(vap->iv_des_ssid[0].len); 1338253789Srpaulo memcpy(cmd.ssid, vap->iv_des_ssid[0].ssid, 1339253789Srpaulo vap->iv_des_ssid[0].len); 1340253789Srpaulo 1341253789Srpaulo } 1342287197Sglebius DPRINTF("sending site survey command, pass=%d\n", sc->sc_scan_pass); 1343287954Sadrian r = rsu_fw_cmd(sc, R92S_CMD_SITE_SURVEY, &cmd, sizeof(cmd)); 1344287954Sadrian if (r == 0) { 1345287954Sadrian sc->sc_scanning = 1; 1346287954Sadrian } 1347287954Sadrian return (r); 1348253789Srpaulo} 1349253789Srpaulo 1350253789Srpaulostatic int 1351253789Srpaulorsu_join_bss(struct rsu_softc *sc, struct ieee80211_node *ni) 1352253789Srpaulo{ 1353287197Sglebius struct ieee80211com *ic = &sc->sc_ic; 1354253789Srpaulo struct ieee80211vap *vap = ni->ni_vap; 1355253789Srpaulo struct ndis_wlan_bssid_ex *bss; 1356253789Srpaulo struct ndis_802_11_fixed_ies *fixed; 1357253789Srpaulo struct r92s_fw_cmd_auth auth; 1358267066Shselasky uint8_t buf[sizeof(*bss) + 128] __aligned(4); 1359267066Shselasky uint8_t *frm; 1360253789Srpaulo uint8_t opmode; 1361253789Srpaulo int error; 1362287954Sadrian int cnt; 1363287954Sadrian char *msg = "rsujoin"; 1364253789Srpaulo 1365287954Sadrian RSU_ASSERT_LOCKED(sc); 1366287954Sadrian 1367287954Sadrian /* 1368287954Sadrian * Until net80211 scanning doesn't automatically finish 1369287954Sadrian * before we tell it to, let's just wait until any pending 1370287954Sadrian * scan is done. 1371287954Sadrian * 1372287954Sadrian * XXX TODO: yes, this releases and re-acquires the lock. 1373287954Sadrian * We should re-verify the state whenever we re-attempt this! 1374287954Sadrian */ 1375287954Sadrian cnt = 0; 1376287954Sadrian while (sc->sc_scanning && cnt < 10) { 1377287954Sadrian device_printf(sc->sc_dev, 1378287954Sadrian "%s: still scanning! (attempt %d)\n", 1379287954Sadrian __func__, cnt); 1380287954Sadrian msleep(msg, &sc->sc_mtx, 0, msg, hz / 2); 1381287954Sadrian cnt++; 1382287954Sadrian } 1383287954Sadrian 1384253789Srpaulo /* Let the FW decide the opmode based on the capinfo field. */ 1385253789Srpaulo opmode = NDIS802_11AUTOUNKNOWN; 1386287727Sadrian RSU_DPRINTF(sc, RSU_DEBUG_RESET, 1387287727Sadrian "%s: setting operating mode to %d\n", 1388287727Sadrian __func__, opmode); 1389253789Srpaulo error = rsu_fw_cmd(sc, R92S_CMD_SET_OPMODE, &opmode, sizeof(opmode)); 1390253789Srpaulo if (error != 0) 1391253789Srpaulo return (error); 1392253789Srpaulo 1393253789Srpaulo memset(&auth, 0, sizeof(auth)); 1394253789Srpaulo if (vap->iv_flags & IEEE80211_F_WPA) { 1395253789Srpaulo auth.mode = R92S_AUTHMODE_WPA; 1396267066Shselasky auth.dot1x = (ni->ni_authmode == IEEE80211_AUTH_8021X); 1397253789Srpaulo } else 1398253789Srpaulo auth.mode = R92S_AUTHMODE_OPEN; 1399287727Sadrian RSU_DPRINTF(sc, RSU_DEBUG_RESET, 1400287727Sadrian "%s: setting auth mode to %d\n", 1401287727Sadrian __func__, auth.mode); 1402253789Srpaulo error = rsu_fw_cmd(sc, R92S_CMD_SET_AUTH, &auth, sizeof(auth)); 1403253789Srpaulo if (error != 0) 1404253789Srpaulo return (error); 1405253789Srpaulo 1406253789Srpaulo memset(buf, 0, sizeof(buf)); 1407253789Srpaulo bss = (struct ndis_wlan_bssid_ex *)buf; 1408253789Srpaulo IEEE80211_ADDR_COPY(bss->macaddr, ni->ni_bssid); 1409253789Srpaulo bss->ssid.ssidlen = htole32(ni->ni_esslen); 1410253789Srpaulo memcpy(bss->ssid.ssid, ni->ni_essid, ni->ni_esslen); 1411253789Srpaulo if (vap->iv_flags & (IEEE80211_F_PRIVACY | IEEE80211_F_WPA)) 1412253789Srpaulo bss->privacy = htole32(1); 1413253789Srpaulo bss->rssi = htole32(ni->ni_avgrssi); 1414253789Srpaulo if (ic->ic_curmode == IEEE80211_MODE_11B) 1415253789Srpaulo bss->networktype = htole32(NDIS802_11DS); 1416253789Srpaulo else 1417253789Srpaulo bss->networktype = htole32(NDIS802_11OFDM24); 1418253789Srpaulo bss->config.len = htole32(sizeof(bss->config)); 1419253789Srpaulo bss->config.bintval = htole32(ni->ni_intval); 1420253789Srpaulo bss->config.dsconfig = htole32(ieee80211_chan2ieee(ic, ni->ni_chan)); 1421253789Srpaulo bss->inframode = htole32(NDIS802_11INFRASTRUCTURE); 1422287727Sadrian /* XXX verify how this is supposed to look! */ 1423253789Srpaulo memcpy(bss->supprates, ni->ni_rates.rs_rates, 1424253789Srpaulo ni->ni_rates.rs_nrates); 1425253789Srpaulo /* Write the fixed fields of the beacon frame. */ 1426253789Srpaulo fixed = (struct ndis_802_11_fixed_ies *)&bss[1]; 1427253789Srpaulo memcpy(&fixed->tstamp, ni->ni_tstamp.data, 8); 1428253789Srpaulo fixed->bintval = htole16(ni->ni_intval); 1429253789Srpaulo fixed->capabilities = htole16(ni->ni_capinfo); 1430253789Srpaulo /* Write IEs to be included in the association request. */ 1431253789Srpaulo frm = (uint8_t *)&fixed[1]; 1432253789Srpaulo frm = ieee80211_add_rsn(frm, vap); 1433253789Srpaulo frm = ieee80211_add_wpa(frm, vap); 1434253789Srpaulo frm = ieee80211_add_qos(frm, ni); 1435287947Sadrian if ((ic->ic_flags & IEEE80211_F_WME) && 1436287947Sadrian (ni->ni_ies.wme_ie != NULL)) 1437287947Sadrian frm = ieee80211_add_wme_info(frm, &ic->ic_wme); 1438288257Sadrian if (ni->ni_flags & IEEE80211_NODE_HT) { 1439253789Srpaulo frm = ieee80211_add_htcap(frm, ni); 1440288257Sadrian frm = ieee80211_add_htinfo(frm, ni); 1441288257Sadrian } 1442253789Srpaulo bss->ieslen = htole32(frm - (uint8_t *)fixed); 1443253789Srpaulo bss->len = htole32(((frm - buf) + 3) & ~3); 1444287727Sadrian RSU_DPRINTF(sc, RSU_DEBUG_RESET | RSU_DEBUG_FWCMD, 1445287727Sadrian "%s: sending join bss command to %s chan %d\n", 1446287727Sadrian __func__, 1447253789Srpaulo ether_sprintf(bss->macaddr), le32toh(bss->config.dsconfig)); 1448253789Srpaulo return (rsu_fw_cmd(sc, R92S_CMD_JOIN_BSS, buf, sizeof(buf))); 1449253789Srpaulo} 1450253789Srpaulo 1451253789Srpaulostatic int 1452253789Srpaulorsu_disconnect(struct rsu_softc *sc) 1453253789Srpaulo{ 1454253789Srpaulo uint32_t zero = 0; /* :-) */ 1455253789Srpaulo 1456253789Srpaulo /* Disassociate from our current BSS. */ 1457287727Sadrian RSU_DPRINTF(sc, RSU_DEBUG_STATE | RSU_DEBUG_FWCMD, 1458287727Sadrian "%s: sending disconnect command\n", __func__); 1459253789Srpaulo return (rsu_fw_cmd(sc, R92S_CMD_DISCONNECT, &zero, sizeof(zero))); 1460253789Srpaulo} 1461253789Srpaulo 1462288414Sadrian/* 1463288414Sadrian * Map the hardware provided RSSI value to a signal level. 1464288414Sadrian * For the most part it's just something we divide by and cap 1465288414Sadrian * so it doesn't overflow the representation by net80211. 1466288414Sadrian */ 1467288414Sadrianstatic int 1468288414Sadrianrsu_hwrssi_to_rssi(struct rsu_softc *sc, int hw_rssi) 1469288414Sadrian{ 1470288414Sadrian int v; 1471288414Sadrian 1472288414Sadrian if (hw_rssi == 0) 1473288414Sadrian return (0); 1474288414Sadrian v = hw_rssi >> 4; 1475288414Sadrian if (v > 80) 1476288414Sadrian v = 80; 1477288414Sadrian return (v); 1478288414Sadrian} 1479288414Sadrian 1480253789Srpaulostatic void 1481253789Srpaulorsu_event_survey(struct rsu_softc *sc, uint8_t *buf, int len) 1482253789Srpaulo{ 1483287197Sglebius struct ieee80211com *ic = &sc->sc_ic; 1484253789Srpaulo struct ieee80211_frame *wh; 1485253789Srpaulo struct ndis_wlan_bssid_ex *bss; 1486287804Sadrian struct ieee80211_rx_stats rxs; 1487253789Srpaulo struct mbuf *m; 1488253789Srpaulo int pktlen; 1489253789Srpaulo 1490253789Srpaulo if (__predict_false(len < sizeof(*bss))) 1491253789Srpaulo return; 1492253789Srpaulo bss = (struct ndis_wlan_bssid_ex *)buf; 1493253789Srpaulo if (__predict_false(len < sizeof(*bss) + le32toh(bss->ieslen))) 1494253789Srpaulo return; 1495253789Srpaulo 1496287727Sadrian RSU_DPRINTF(sc, RSU_DEBUG_SCAN, 1497287727Sadrian "%s: found BSS %s: len=%d chan=%d inframode=%d " 1498287742Sadrian "networktype=%d privacy=%d, RSSI=%d\n", 1499287727Sadrian __func__, 1500253789Srpaulo ether_sprintf(bss->macaddr), le32toh(bss->len), 1501253789Srpaulo le32toh(bss->config.dsconfig), le32toh(bss->inframode), 1502287742Sadrian le32toh(bss->networktype), le32toh(bss->privacy), 1503287742Sadrian le32toh(bss->rssi)); 1504253789Srpaulo 1505253789Srpaulo /* Build a fake beacon frame to let net80211 do all the parsing. */ 1506287727Sadrian /* XXX TODO: just call the new scan API methods! */ 1507253789Srpaulo pktlen = sizeof(*wh) + le32toh(bss->ieslen); 1508253789Srpaulo if (__predict_false(pktlen > MCLBYTES)) 1509253789Srpaulo return; 1510260513Skevlo m = m_get2(pktlen, M_NOWAIT, MT_DATA, M_PKTHDR); 1511253789Srpaulo if (__predict_false(m == NULL)) 1512253789Srpaulo return; 1513253789Srpaulo wh = mtod(m, struct ieee80211_frame *); 1514253789Srpaulo wh->i_fc[0] = IEEE80211_FC0_VERSION_0 | IEEE80211_FC0_TYPE_MGT | 1515253789Srpaulo IEEE80211_FC0_SUBTYPE_BEACON; 1516253789Srpaulo wh->i_fc[1] = IEEE80211_FC1_DIR_NODS; 1517258919Shselasky USETW(wh->i_dur, 0); 1518287197Sglebius IEEE80211_ADDR_COPY(wh->i_addr1, ieee80211broadcastaddr); 1519253789Srpaulo IEEE80211_ADDR_COPY(wh->i_addr2, bss->macaddr); 1520253789Srpaulo IEEE80211_ADDR_COPY(wh->i_addr3, bss->macaddr); 1521253789Srpaulo *(uint16_t *)wh->i_seq = 0; 1522253789Srpaulo memcpy(&wh[1], (uint8_t *)&bss[1], le32toh(bss->ieslen)); 1523253789Srpaulo 1524253789Srpaulo /* Finalize mbuf. */ 1525253789Srpaulo m->m_pkthdr.len = m->m_len = pktlen; 1526287804Sadrian 1527287804Sadrian /* Set channel flags for input path */ 1528287804Sadrian bzero(&rxs, sizeof(rxs)); 1529287804Sadrian rxs.r_flags |= IEEE80211_R_IEEE | IEEE80211_R_FREQ; 1530287804Sadrian rxs.r_flags |= IEEE80211_R_NF | IEEE80211_R_RSSI; 1531287804Sadrian rxs.c_ieee = le32toh(bss->config.dsconfig); 1532287804Sadrian rxs.c_freq = ieee80211_ieee2mhz(rxs.c_ieee, IEEE80211_CHAN_2GHZ); 1533288414Sadrian /* This is a number from 0..100; so let's just divide it down a bit */ 1534288414Sadrian rxs.rssi = le32toh(bss->rssi) / 2; 1535288414Sadrian rxs.nf = -96; 1536287804Sadrian 1537253789Srpaulo /* XXX avoid a LOR */ 1538253789Srpaulo RSU_UNLOCK(sc); 1539287804Sadrian ieee80211_input_mimo_all(ic, m, &rxs); 1540253789Srpaulo RSU_LOCK(sc); 1541253789Srpaulo} 1542253789Srpaulo 1543253789Srpaulostatic void 1544253789Srpaulorsu_event_join_bss(struct rsu_softc *sc, uint8_t *buf, int len) 1545253789Srpaulo{ 1546287197Sglebius struct ieee80211com *ic = &sc->sc_ic; 1547253789Srpaulo struct ieee80211vap *vap = TAILQ_FIRST(&ic->ic_vaps); 1548253789Srpaulo struct ieee80211_node *ni = vap->iv_bss; 1549253789Srpaulo struct r92s_event_join_bss *rsp; 1550267066Shselasky uint32_t tmp; 1551253789Srpaulo int res; 1552253789Srpaulo 1553253789Srpaulo if (__predict_false(len < sizeof(*rsp))) 1554253789Srpaulo return; 1555253789Srpaulo rsp = (struct r92s_event_join_bss *)buf; 1556253789Srpaulo res = (int)le32toh(rsp->join_res); 1557253789Srpaulo 1558287740Sadrian RSU_DPRINTF(sc, RSU_DEBUG_STATE | RSU_DEBUG_FWCMD, 1559287740Sadrian "%s: Rx join BSS event len=%d res=%d\n", 1560287740Sadrian __func__, len, res); 1561287954Sadrian 1562287954Sadrian /* 1563287954Sadrian * XXX Don't do this; there's likely a better way to tell 1564287954Sadrian * the caller we failed. 1565287954Sadrian */ 1566253789Srpaulo if (res <= 0) { 1567253789Srpaulo RSU_UNLOCK(sc); 1568253789Srpaulo ieee80211_new_state(vap, IEEE80211_S_SCAN, -1); 1569253789Srpaulo RSU_LOCK(sc); 1570253789Srpaulo return; 1571253789Srpaulo } 1572287954Sadrian 1573267066Shselasky tmp = le32toh(rsp->associd); 1574267066Shselasky if (tmp >= vap->iv_max_aid) { 1575267066Shselasky DPRINTF("Assoc ID overflow\n"); 1576267066Shselasky tmp = 1; 1577267066Shselasky } 1578287740Sadrian RSU_DPRINTF(sc, RSU_DEBUG_STATE | RSU_DEBUG_FWCMD, 1579287740Sadrian "%s: associated with %s associd=%d\n", 1580287740Sadrian __func__, ether_sprintf(rsp->bss.macaddr), tmp); 1581287740Sadrian /* XXX is this required? What's the top two bits for again? */ 1582267066Shselasky ni->ni_associd = tmp | 0xc000; 1583253789Srpaulo RSU_UNLOCK(sc); 1584253789Srpaulo ieee80211_new_state(vap, IEEE80211_S_RUN, 1585253789Srpaulo IEEE80211_FC0_SUBTYPE_ASSOC_RESP); 1586253789Srpaulo RSU_LOCK(sc); 1587253789Srpaulo} 1588253789Srpaulo 1589253789Srpaulostatic void 1590287949Sadrianrsu_event_addba_req_report(struct rsu_softc *sc, uint8_t *buf, int len) 1591287949Sadrian{ 1592287949Sadrian struct ieee80211com *ic = &sc->sc_ic; 1593287949Sadrian struct ieee80211vap *vap = TAILQ_FIRST(&ic->ic_vaps); 1594287949Sadrian struct r92s_add_ba_event *ba = (void *) buf; 1595287949Sadrian struct ieee80211_node *ni; 1596287949Sadrian 1597287949Sadrian if (len < sizeof(*ba)) { 1598287949Sadrian device_printf(sc->sc_dev, "%s: short read (%d)\n", __func__, len); 1599287949Sadrian return; 1600287949Sadrian } 1601287949Sadrian 1602287949Sadrian if (vap == NULL) 1603287949Sadrian return; 1604287949Sadrian 1605288414Sadrian RSU_DPRINTF(sc, RSU_DEBUG_AMPDU, "%s: mac=%s, tid=%d, ssn=%d\n", 1606287949Sadrian __func__, 1607287949Sadrian ether_sprintf(ba->mac_addr), 1608287949Sadrian (int) ba->tid, 1609287949Sadrian (int) le16toh(ba->ssn)); 1610287949Sadrian 1611287949Sadrian /* XXX do node lookup; this is STA specific */ 1612287949Sadrian 1613287949Sadrian ni = ieee80211_ref_node(vap->iv_bss); 1614287949Sadrian ieee80211_ampdu_rx_start_ext(ni, ba->tid, le16toh(ba->ssn) >> 4, 32); 1615287949Sadrian ieee80211_free_node(ni); 1616287949Sadrian} 1617287949Sadrian 1618287949Sadrianstatic void 1619253789Srpaulorsu_rx_event(struct rsu_softc *sc, uint8_t code, uint8_t *buf, int len) 1620253789Srpaulo{ 1621287197Sglebius struct ieee80211com *ic = &sc->sc_ic; 1622253789Srpaulo struct ieee80211vap *vap = TAILQ_FIRST(&ic->ic_vaps); 1623253789Srpaulo 1624287740Sadrian RSU_DPRINTF(sc, RSU_DEBUG_RX | RSU_DEBUG_FWCMD, 1625287727Sadrian "%s: Rx event code=%d len=%d\n", __func__, code, len); 1626253789Srpaulo switch (code) { 1627253789Srpaulo case R92S_EVT_SURVEY: 1628287947Sadrian rsu_event_survey(sc, buf, len); 1629253789Srpaulo break; 1630253789Srpaulo case R92S_EVT_SURVEY_DONE: 1631287727Sadrian RSU_DPRINTF(sc, RSU_DEBUG_SCAN, 1632287727Sadrian "%s: site survey pass %d done, found %d BSS\n", 1633287727Sadrian __func__, sc->sc_scan_pass, le32toh(*(uint32_t *)buf)); 1634287954Sadrian sc->sc_scanning = 0; 1635253789Srpaulo if (vap->iv_state != IEEE80211_S_SCAN) 1636253789Srpaulo break; /* Ignore if not scanning. */ 1637287954Sadrian 1638287954Sadrian /* 1639287954Sadrian * XXX TODO: This needs to be done without a transition to 1640287954Sadrian * the SCAN state again. Grr. 1641287954Sadrian */ 1642287197Sglebius if (sc->sc_scan_pass == 0 && vap->iv_des_nssid != 0) { 1643253789Srpaulo /* Schedule a directed scan for hidden APs. */ 1644287947Sadrian /* XXX bad! */ 1645287197Sglebius sc->sc_scan_pass = 1; 1646253789Srpaulo RSU_UNLOCK(sc); 1647253789Srpaulo ieee80211_new_state(vap, IEEE80211_S_SCAN, -1); 1648253789Srpaulo RSU_LOCK(sc); 1649253789Srpaulo break; 1650253789Srpaulo } 1651287197Sglebius sc->sc_scan_pass = 0; 1652253789Srpaulo break; 1653253789Srpaulo case R92S_EVT_JOIN_BSS: 1654253789Srpaulo if (vap->iv_state == IEEE80211_S_AUTH) 1655253789Srpaulo rsu_event_join_bss(sc, buf, len); 1656253789Srpaulo break; 1657253789Srpaulo case R92S_EVT_DEL_STA: 1658287740Sadrian RSU_DPRINTF(sc, RSU_DEBUG_FWCMD | RSU_DEBUG_STATE, 1659287740Sadrian "%s: disassociated from %s\n", __func__, 1660287740Sadrian ether_sprintf(buf)); 1661253789Srpaulo if (vap->iv_state == IEEE80211_S_RUN && 1662253789Srpaulo IEEE80211_ADDR_EQ(vap->iv_bss->ni_bssid, buf)) { 1663253789Srpaulo RSU_UNLOCK(sc); 1664253789Srpaulo ieee80211_new_state(vap, IEEE80211_S_SCAN, -1); 1665253789Srpaulo RSU_LOCK(sc); 1666253789Srpaulo } 1667253789Srpaulo break; 1668253789Srpaulo case R92S_EVT_WPS_PBC: 1669287727Sadrian RSU_DPRINTF(sc, RSU_DEBUG_RX | RSU_DEBUG_FWCMD, 1670287727Sadrian "%s: WPS PBC pushed.\n", __func__); 1671253789Srpaulo break; 1672253789Srpaulo case R92S_EVT_FWDBG: 1673287727Sadrian buf[60] = '\0'; 1674287727Sadrian RSU_DPRINTF(sc, RSU_DEBUG_FWDBG, "FWDBG: %s\n", (char *)buf); 1675253789Srpaulo break; 1676287949Sadrian case R92S_EVT_ADDBA_REQ_REPORT: 1677287949Sadrian rsu_event_addba_req_report(sc, buf, len); 1678287949Sadrian break; 1679267041Shselasky default: 1680288089Sadrian device_printf(sc->sc_dev, "%s: unhandled code (%d)\n", __func__, code); 1681267041Shselasky break; 1682253789Srpaulo } 1683253789Srpaulo} 1684253789Srpaulo 1685253789Srpaulostatic void 1686253789Srpaulorsu_rx_multi_event(struct rsu_softc *sc, uint8_t *buf, int len) 1687253789Srpaulo{ 1688253789Srpaulo struct r92s_fw_cmd_hdr *cmd; 1689253789Srpaulo int cmdsz; 1690253789Srpaulo 1691287727Sadrian RSU_DPRINTF(sc, RSU_DEBUG_RX, "%s: Rx events len=%d\n", __func__, len); 1692253789Srpaulo 1693253789Srpaulo /* Skip Rx status. */ 1694253789Srpaulo buf += sizeof(struct r92s_rx_stat); 1695253789Srpaulo len -= sizeof(struct r92s_rx_stat); 1696253789Srpaulo 1697253789Srpaulo /* Process all events. */ 1698253789Srpaulo for (;;) { 1699253789Srpaulo /* Check that command header fits. */ 1700253789Srpaulo if (__predict_false(len < sizeof(*cmd))) 1701253789Srpaulo break; 1702253789Srpaulo cmd = (struct r92s_fw_cmd_hdr *)buf; 1703253789Srpaulo /* Check that command payload fits. */ 1704253789Srpaulo cmdsz = le16toh(cmd->len); 1705253789Srpaulo if (__predict_false(len < sizeof(*cmd) + cmdsz)) 1706253789Srpaulo break; 1707253789Srpaulo 1708253789Srpaulo /* Process firmware event. */ 1709253789Srpaulo rsu_rx_event(sc, cmd->code, (uint8_t *)&cmd[1], cmdsz); 1710253789Srpaulo 1711253789Srpaulo if (!(cmd->seq & R92S_FW_CMD_MORE)) 1712253789Srpaulo break; 1713253789Srpaulo buf += sizeof(*cmd) + cmdsz; 1714253789Srpaulo len -= sizeof(*cmd) + cmdsz; 1715253789Srpaulo } 1716253789Srpaulo} 1717253789Srpaulo 1718288414Sadrian#if 0 1719253789Srpaulostatic int8_t 1720253789Srpaulorsu_get_rssi(struct rsu_softc *sc, int rate, void *physt) 1721253789Srpaulo{ 1722253789Srpaulo static const int8_t cckoff[] = { 14, -2, -20, -40 }; 1723253789Srpaulo struct r92s_rx_phystat *phy; 1724253789Srpaulo struct r92s_rx_cck *cck; 1725253789Srpaulo uint8_t rpt; 1726253789Srpaulo int8_t rssi; 1727253789Srpaulo 1728253789Srpaulo if (rate <= 3) { 1729253789Srpaulo cck = (struct r92s_rx_cck *)physt; 1730253789Srpaulo rpt = (cck->agc_rpt >> 6) & 0x3; 1731253789Srpaulo rssi = cck->agc_rpt & 0x3e; 1732253789Srpaulo rssi = cckoff[rpt] - rssi; 1733253789Srpaulo } else { /* OFDM/HT. */ 1734253789Srpaulo phy = (struct r92s_rx_phystat *)physt; 1735253789Srpaulo rssi = ((le32toh(phy->phydw1) >> 1) & 0x7f) - 106; 1736253789Srpaulo } 1737253789Srpaulo return (rssi); 1738253789Srpaulo} 1739288414Sadrian#endif 1740253789Srpaulo 1741253789Srpaulostatic struct mbuf * 1742288414Sadrianrsu_rx_frame(struct rsu_softc *sc, uint8_t *buf, int pktlen) 1743253789Srpaulo{ 1744287197Sglebius struct ieee80211com *ic = &sc->sc_ic; 1745253789Srpaulo struct ieee80211_frame *wh; 1746253789Srpaulo struct r92s_rx_stat *stat; 1747253789Srpaulo uint32_t rxdw0, rxdw3; 1748253789Srpaulo struct mbuf *m; 1749253789Srpaulo uint8_t rate; 1750253789Srpaulo int infosz; 1751253789Srpaulo 1752253789Srpaulo stat = (struct r92s_rx_stat *)buf; 1753253789Srpaulo rxdw0 = le32toh(stat->rxdw0); 1754253789Srpaulo rxdw3 = le32toh(stat->rxdw3); 1755253789Srpaulo 1756253789Srpaulo if (__predict_false(rxdw0 & R92S_RXDW0_CRCERR)) { 1757287197Sglebius counter_u64_add(ic->ic_ierrors, 1); 1758253789Srpaulo return NULL; 1759253789Srpaulo } 1760253789Srpaulo if (__predict_false(pktlen < sizeof(*wh) || pktlen > MCLBYTES)) { 1761287197Sglebius counter_u64_add(ic->ic_ierrors, 1); 1762253789Srpaulo return NULL; 1763253789Srpaulo } 1764253789Srpaulo 1765253789Srpaulo rate = MS(rxdw3, R92S_RXDW3_RATE); 1766253789Srpaulo infosz = MS(rxdw0, R92S_RXDW0_INFOSZ) * 8; 1767253789Srpaulo 1768288414Sadrian#if 0 1769253789Srpaulo /* Get RSSI from PHY status descriptor if present. */ 1770253789Srpaulo if (infosz != 0) 1771253789Srpaulo *rssi = rsu_get_rssi(sc, rate, &stat[1]); 1772253789Srpaulo else 1773253789Srpaulo *rssi = 0; 1774288414Sadrian#endif 1775253789Srpaulo 1776287727Sadrian RSU_DPRINTF(sc, RSU_DEBUG_RX, 1777288414Sadrian "%s: Rx frame len=%d rate=%d infosz=%d\n", 1778288414Sadrian __func__, pktlen, rate, infosz); 1779253789Srpaulo 1780260513Skevlo m = m_get2(pktlen, M_NOWAIT, MT_DATA, M_PKTHDR); 1781253789Srpaulo if (__predict_false(m == NULL)) { 1782287197Sglebius counter_u64_add(ic->ic_ierrors, 1); 1783253789Srpaulo return NULL; 1784253789Srpaulo } 1785253789Srpaulo /* Hardware does Rx TCP checksum offload. */ 1786253789Srpaulo if (rxdw3 & R92S_RXDW3_TCPCHKVALID) { 1787253789Srpaulo if (__predict_true(rxdw3 & R92S_RXDW3_TCPCHKRPT)) 1788253789Srpaulo m->m_pkthdr.csum_flags |= CSUM_DATA_VALID; 1789253789Srpaulo } 1790253789Srpaulo wh = (struct ieee80211_frame *)((uint8_t *)&stat[1] + infosz); 1791253789Srpaulo memcpy(mtod(m, uint8_t *), wh, pktlen); 1792253789Srpaulo m->m_pkthdr.len = m->m_len = pktlen; 1793253789Srpaulo 1794253789Srpaulo if (ieee80211_radiotap_active(ic)) { 1795253789Srpaulo struct rsu_rx_radiotap_header *tap = &sc->sc_rxtap; 1796253789Srpaulo 1797253789Srpaulo /* Map HW rate index to 802.11 rate. */ 1798253789Srpaulo tap->wr_flags = 2; 1799253789Srpaulo if (!(rxdw3 & R92S_RXDW3_HTC)) { 1800253789Srpaulo switch (rate) { 1801253789Srpaulo /* CCK. */ 1802253789Srpaulo case 0: tap->wr_rate = 2; break; 1803253789Srpaulo case 1: tap->wr_rate = 4; break; 1804253789Srpaulo case 2: tap->wr_rate = 11; break; 1805253789Srpaulo case 3: tap->wr_rate = 22; break; 1806253789Srpaulo /* OFDM. */ 1807253789Srpaulo case 4: tap->wr_rate = 12; break; 1808253789Srpaulo case 5: tap->wr_rate = 18; break; 1809253789Srpaulo case 6: tap->wr_rate = 24; break; 1810253789Srpaulo case 7: tap->wr_rate = 36; break; 1811253789Srpaulo case 8: tap->wr_rate = 48; break; 1812253789Srpaulo case 9: tap->wr_rate = 72; break; 1813253789Srpaulo case 10: tap->wr_rate = 96; break; 1814253789Srpaulo case 11: tap->wr_rate = 108; break; 1815253789Srpaulo } 1816253789Srpaulo } else if (rate >= 12) { /* MCS0~15. */ 1817253789Srpaulo /* Bit 7 set means HT MCS instead of rate. */ 1818253789Srpaulo tap->wr_rate = 0x80 | (rate - 12); 1819253789Srpaulo } 1820288414Sadrian#if 0 1821253789Srpaulo tap->wr_dbm_antsignal = *rssi; 1822288414Sadrian#endif 1823288414Sadrian /* XXX not nice */ 1824288414Sadrian tap->wr_dbm_antsignal = rsu_hwrssi_to_rssi(sc, sc->sc_currssi); 1825253789Srpaulo tap->wr_chan_freq = htole16(ic->ic_curchan->ic_freq); 1826253789Srpaulo tap->wr_chan_flags = htole16(ic->ic_curchan->ic_flags); 1827253789Srpaulo } 1828253789Srpaulo 1829253789Srpaulo return (m); 1830253789Srpaulo} 1831253789Srpaulo 1832253789Srpaulostatic struct mbuf * 1833288414Sadrianrsu_rx_multi_frame(struct rsu_softc *sc, uint8_t *buf, int len) 1834253789Srpaulo{ 1835253789Srpaulo struct r92s_rx_stat *stat; 1836253789Srpaulo uint32_t rxdw0; 1837253789Srpaulo int totlen, pktlen, infosz, npkts; 1838253789Srpaulo struct mbuf *m, *m0 = NULL, *prevm = NULL; 1839253789Srpaulo 1840253789Srpaulo /* Get the number of encapsulated frames. */ 1841253789Srpaulo stat = (struct r92s_rx_stat *)buf; 1842253789Srpaulo npkts = MS(le32toh(stat->rxdw2), R92S_RXDW2_PKTCNT); 1843287727Sadrian RSU_DPRINTF(sc, RSU_DEBUG_RX, 1844287727Sadrian "%s: Rx %d frames in one chunk\n", __func__, npkts); 1845253789Srpaulo 1846253789Srpaulo /* Process all of them. */ 1847253789Srpaulo while (npkts-- > 0) { 1848253789Srpaulo if (__predict_false(len < sizeof(*stat))) 1849253789Srpaulo break; 1850253789Srpaulo stat = (struct r92s_rx_stat *)buf; 1851253789Srpaulo rxdw0 = le32toh(stat->rxdw0); 1852253789Srpaulo 1853253789Srpaulo pktlen = MS(rxdw0, R92S_RXDW0_PKTLEN); 1854253789Srpaulo if (__predict_false(pktlen == 0)) 1855253789Srpaulo break; 1856253789Srpaulo 1857253789Srpaulo infosz = MS(rxdw0, R92S_RXDW0_INFOSZ) * 8; 1858253789Srpaulo 1859253789Srpaulo /* Make sure everything fits in xfer. */ 1860253789Srpaulo totlen = sizeof(*stat) + infosz + pktlen; 1861253789Srpaulo if (__predict_false(totlen > len)) 1862253789Srpaulo break; 1863253789Srpaulo 1864253789Srpaulo /* Process 802.11 frame. */ 1865288414Sadrian m = rsu_rx_frame(sc, buf, pktlen); 1866253789Srpaulo if (m0 == NULL) 1867253789Srpaulo m0 = m; 1868253789Srpaulo if (prevm == NULL) 1869253789Srpaulo prevm = m; 1870253789Srpaulo else { 1871253789Srpaulo prevm->m_next = m; 1872253789Srpaulo prevm = m; 1873253789Srpaulo } 1874253789Srpaulo /* Next chunk is 128-byte aligned. */ 1875253789Srpaulo totlen = (totlen + 127) & ~127; 1876253789Srpaulo buf += totlen; 1877253789Srpaulo len -= totlen; 1878253789Srpaulo } 1879253789Srpaulo 1880253789Srpaulo return (m0); 1881253789Srpaulo} 1882253789Srpaulo 1883253789Srpaulostatic struct mbuf * 1884288414Sadrianrsu_rxeof(struct usb_xfer *xfer, struct rsu_data *data) 1885253789Srpaulo{ 1886253789Srpaulo struct rsu_softc *sc = data->sc; 1887287197Sglebius struct ieee80211com *ic = &sc->sc_ic; 1888253789Srpaulo struct r92s_rx_stat *stat; 1889253789Srpaulo int len; 1890253789Srpaulo 1891253789Srpaulo usbd_xfer_status(xfer, &len, NULL, NULL, NULL); 1892253789Srpaulo 1893253789Srpaulo if (__predict_false(len < sizeof(*stat))) { 1894253789Srpaulo DPRINTF("xfer too short %d\n", len); 1895287197Sglebius counter_u64_add(ic->ic_ierrors, 1); 1896253789Srpaulo return (NULL); 1897253789Srpaulo } 1898253789Srpaulo /* Determine if it is a firmware C2H event or an 802.11 frame. */ 1899253789Srpaulo stat = (struct r92s_rx_stat *)data->buf; 1900253789Srpaulo if ((le32toh(stat->rxdw1) & 0x1ff) == 0x1ff) { 1901253789Srpaulo rsu_rx_multi_event(sc, data->buf, len); 1902253789Srpaulo /* No packets to process. */ 1903253789Srpaulo return (NULL); 1904253789Srpaulo } else 1905288414Sadrian return (rsu_rx_multi_frame(sc, data->buf, len)); 1906253789Srpaulo} 1907253789Srpaulo 1908253789Srpaulostatic void 1909253789Srpaulorsu_bulk_rx_callback(struct usb_xfer *xfer, usb_error_t error) 1910253789Srpaulo{ 1911253789Srpaulo struct rsu_softc *sc = usbd_xfer_softc(xfer); 1912287197Sglebius struct ieee80211com *ic = &sc->sc_ic; 1913253789Srpaulo struct ieee80211_frame *wh; 1914253789Srpaulo struct ieee80211_node *ni; 1915253789Srpaulo struct mbuf *m = NULL, *next; 1916253789Srpaulo struct rsu_data *data; 1917253789Srpaulo 1918253789Srpaulo RSU_ASSERT_LOCKED(sc); 1919253789Srpaulo 1920253789Srpaulo switch (USB_GET_STATE(xfer)) { 1921253789Srpaulo case USB_ST_TRANSFERRED: 1922253789Srpaulo data = STAILQ_FIRST(&sc->sc_rx_active); 1923253789Srpaulo if (data == NULL) 1924253789Srpaulo goto tr_setup; 1925253789Srpaulo STAILQ_REMOVE_HEAD(&sc->sc_rx_active, next); 1926288414Sadrian m = rsu_rxeof(xfer, data); 1927253789Srpaulo STAILQ_INSERT_TAIL(&sc->sc_rx_inactive, data, next); 1928253789Srpaulo /* FALLTHROUGH */ 1929253789Srpaulo case USB_ST_SETUP: 1930253789Srpaulotr_setup: 1931288257Sadrian /* 1932288257Sadrian * XXX TODO: if we have an mbuf list, but then 1933288257Sadrian * we hit data == NULL, what now? 1934288257Sadrian */ 1935253789Srpaulo data = STAILQ_FIRST(&sc->sc_rx_inactive); 1936253789Srpaulo if (data == NULL) { 1937253789Srpaulo KASSERT(m == NULL, ("mbuf isn't NULL")); 1938253789Srpaulo return; 1939253789Srpaulo } 1940253789Srpaulo STAILQ_REMOVE_HEAD(&sc->sc_rx_inactive, next); 1941253789Srpaulo STAILQ_INSERT_TAIL(&sc->sc_rx_active, data, next); 1942253789Srpaulo usbd_xfer_set_frame_data(xfer, 0, data->buf, 1943253789Srpaulo usbd_xfer_max_len(xfer)); 1944253789Srpaulo usbd_transfer_submit(xfer); 1945253789Srpaulo /* 1946253789Srpaulo * To avoid LOR we should unlock our private mutex here to call 1947253789Srpaulo * ieee80211_input() because here is at the end of a USB 1948253789Srpaulo * callback and safe to unlock. 1949253789Srpaulo */ 1950253789Srpaulo RSU_UNLOCK(sc); 1951253789Srpaulo while (m != NULL) { 1952288414Sadrian int rssi; 1953288414Sadrian 1954288414Sadrian /* Cheat and get the last calibrated RSSI */ 1955288414Sadrian rssi = rsu_hwrssi_to_rssi(sc, sc->sc_currssi); 1956288414Sadrian 1957253789Srpaulo next = m->m_next; 1958253789Srpaulo m->m_next = NULL; 1959253789Srpaulo wh = mtod(m, struct ieee80211_frame *); 1960253789Srpaulo ni = ieee80211_find_rxnode(ic, 1961253789Srpaulo (struct ieee80211_frame_min *)wh); 1962253789Srpaulo if (ni != NULL) { 1963287949Sadrian if (ni->ni_flags & IEEE80211_NODE_HT) 1964287949Sadrian m->m_flags |= M_AMPDU; 1965288414Sadrian (void)ieee80211_input(ni, m, rssi, -96); 1966253789Srpaulo ieee80211_free_node(ni); 1967253789Srpaulo } else 1968288414Sadrian (void)ieee80211_input_all(ic, m, rssi, -96); 1969253789Srpaulo m = next; 1970253789Srpaulo } 1971253789Srpaulo RSU_LOCK(sc); 1972253789Srpaulo break; 1973253789Srpaulo default: 1974253789Srpaulo /* needs it to the inactive queue due to a error. */ 1975253789Srpaulo data = STAILQ_FIRST(&sc->sc_rx_active); 1976253789Srpaulo if (data != NULL) { 1977253789Srpaulo STAILQ_REMOVE_HEAD(&sc->sc_rx_active, next); 1978253789Srpaulo STAILQ_INSERT_TAIL(&sc->sc_rx_inactive, data, next); 1979253789Srpaulo } 1980253789Srpaulo if (error != USB_ERR_CANCELLED) { 1981253789Srpaulo usbd_xfer_set_stall(xfer); 1982287197Sglebius counter_u64_add(ic->ic_ierrors, 1); 1983253789Srpaulo goto tr_setup; 1984253789Srpaulo } 1985253789Srpaulo break; 1986253789Srpaulo } 1987253789Srpaulo 1988253789Srpaulo} 1989253789Srpaulo 1990253789Srpaulostatic void 1991253789Srpaulorsu_txeof(struct usb_xfer *xfer, struct rsu_data *data) 1992253789Srpaulo{ 1993287727Sadrian#ifdef USB_DEBUG 1994287727Sadrian struct rsu_softc *sc = usbd_xfer_softc(xfer); 1995287727Sadrian#endif 1996253789Srpaulo 1997287727Sadrian RSU_DPRINTF(sc, RSU_DEBUG_TXDONE, "%s: called; data=%p\n", 1998287727Sadrian __func__, 1999287727Sadrian data); 2000287727Sadrian 2001253789Srpaulo if (data->m) { 2002287197Sglebius /* XXX status? */ 2003287197Sglebius ieee80211_tx_complete(data->ni, data->m, 0); 2004253789Srpaulo data->m = NULL; 2005253789Srpaulo data->ni = NULL; 2006253789Srpaulo } 2007253789Srpaulo} 2008253789Srpaulo 2009253789Srpaulostatic void 2010266505Shselaskyrsu_bulk_tx_callback_sub(struct usb_xfer *xfer, usb_error_t error, 2011266505Shselasky uint8_t which) 2012253789Srpaulo{ 2013253789Srpaulo struct rsu_softc *sc = usbd_xfer_softc(xfer); 2014287197Sglebius struct ieee80211com *ic = &sc->sc_ic; 2015253789Srpaulo struct rsu_data *data; 2016253789Srpaulo 2017253789Srpaulo RSU_ASSERT_LOCKED(sc); 2018253789Srpaulo 2019253789Srpaulo switch (USB_GET_STATE(xfer)) { 2020253789Srpaulo case USB_ST_TRANSFERRED: 2021266505Shselasky data = STAILQ_FIRST(&sc->sc_tx_active[which]); 2022253789Srpaulo if (data == NULL) 2023253789Srpaulo goto tr_setup; 2024287727Sadrian RSU_DPRINTF(sc, RSU_DEBUG_TXDONE, "%s: transfer done %p\n", 2025287727Sadrian __func__, data); 2026266505Shselasky STAILQ_REMOVE_HEAD(&sc->sc_tx_active[which], next); 2027253789Srpaulo rsu_txeof(xfer, data); 2028287953Sadrian rsu_freebuf(sc, data); 2029253789Srpaulo /* FALLTHROUGH */ 2030253789Srpaulo case USB_ST_SETUP: 2031253789Srpaulotr_setup: 2032266505Shselasky data = STAILQ_FIRST(&sc->sc_tx_pending[which]); 2033253789Srpaulo if (data == NULL) { 2034287727Sadrian RSU_DPRINTF(sc, RSU_DEBUG_TXDONE, 2035287727Sadrian "%s: empty pending queue sc %p\n", __func__, sc); 2036253789Srpaulo return; 2037253789Srpaulo } 2038266505Shselasky STAILQ_REMOVE_HEAD(&sc->sc_tx_pending[which], next); 2039266505Shselasky STAILQ_INSERT_TAIL(&sc->sc_tx_active[which], data, next); 2040253789Srpaulo usbd_xfer_set_frame_data(xfer, 0, data->buf, data->buflen); 2041287727Sadrian RSU_DPRINTF(sc, RSU_DEBUG_TXDONE, 2042287727Sadrian "%s: submitting transfer %p\n", 2043287727Sadrian __func__, 2044287727Sadrian data); 2045253789Srpaulo usbd_transfer_submit(xfer); 2046253789Srpaulo break; 2047253789Srpaulo default: 2048266505Shselasky data = STAILQ_FIRST(&sc->sc_tx_active[which]); 2049266505Shselasky if (data != NULL) { 2050266505Shselasky STAILQ_REMOVE_HEAD(&sc->sc_tx_active[which], next); 2051266505Shselasky rsu_txeof(xfer, data); 2052287953Sadrian rsu_freebuf(sc, data); 2053253789Srpaulo } 2054287197Sglebius counter_u64_add(ic->ic_oerrors, 1); 2055266505Shselasky 2056253789Srpaulo if (error != USB_ERR_CANCELLED) { 2057253789Srpaulo usbd_xfer_set_stall(xfer); 2058253789Srpaulo goto tr_setup; 2059253789Srpaulo } 2060253789Srpaulo break; 2061253789Srpaulo } 2062288414Sadrian 2063288414Sadrian /* 2064288414Sadrian * XXX TODO: if the queue is low, flush out FF TX frames. 2065288414Sadrian * Remember to unlock the driver for now; net80211 doesn't 2066288414Sadrian * defer it for us. 2067288414Sadrian */ 2068253789Srpaulo} 2069253789Srpaulo 2070266505Shselaskystatic void 2071267041Shselaskyrsu_bulk_tx_callback_be_bk(struct usb_xfer *xfer, usb_error_t error) 2072266505Shselasky{ 2073288052Sadrian struct rsu_softc *sc = usbd_xfer_softc(xfer); 2074288052Sadrian 2075267041Shselasky rsu_bulk_tx_callback_sub(xfer, error, RSU_BULK_TX_BE_BK); 2076288052Sadrian 2077288052Sadrian /* This kicks the TX taskqueue */ 2078288052Sadrian rsu_start(sc); 2079266505Shselasky} 2080266505Shselasky 2081266505Shselaskystatic void 2082267041Shselaskyrsu_bulk_tx_callback_vi_vo(struct usb_xfer *xfer, usb_error_t error) 2083266505Shselasky{ 2084288052Sadrian struct rsu_softc *sc = usbd_xfer_softc(xfer); 2085288052Sadrian 2086267041Shselasky rsu_bulk_tx_callback_sub(xfer, error, RSU_BULK_TX_VI_VO); 2087288052Sadrian 2088288052Sadrian /* This kicks the TX taskqueue */ 2089288052Sadrian rsu_start(sc); 2090266505Shselasky} 2091266505Shselasky 2092287896Sadrianstatic void 2093287896Sadrianrsu_bulk_tx_callback_h2c(struct usb_xfer *xfer, usb_error_t error) 2094287896Sadrian{ 2095288052Sadrian struct rsu_softc *sc = usbd_xfer_softc(xfer); 2096288052Sadrian 2097287896Sadrian rsu_bulk_tx_callback_sub(xfer, error, RSU_BULK_TX_H2C); 2098288052Sadrian 2099288052Sadrian /* This kicks the TX taskqueue */ 2100288052Sadrian rsu_start(sc); 2101287896Sadrian} 2102287896Sadrian 2103288257Sadrian/* 2104288257Sadrian * Transmit the given frame. 2105288257Sadrian * 2106288257Sadrian * This doesn't free the node or mbuf upon failure. 2107288257Sadrian */ 2108253789Srpaulostatic int 2109253789Srpaulorsu_tx_start(struct rsu_softc *sc, struct ieee80211_node *ni, 2110266505Shselasky struct mbuf *m0, struct rsu_data *data) 2111253789Srpaulo{ 2112287197Sglebius struct ieee80211com *ic = &sc->sc_ic; 2113253789Srpaulo struct ieee80211vap *vap = ni->ni_vap; 2114253789Srpaulo struct ieee80211_frame *wh; 2115253789Srpaulo struct ieee80211_key *k = NULL; 2116253789Srpaulo struct r92s_tx_desc *txd; 2117266505Shselasky uint8_t type; 2118287901Sadrian int prio = 0; 2119266505Shselasky uint8_t which; 2120266505Shselasky int hasqos; 2121266505Shselasky int xferlen; 2122287901Sadrian int qid; 2123253789Srpaulo 2124253789Srpaulo RSU_ASSERT_LOCKED(sc); 2125253789Srpaulo 2126253789Srpaulo wh = mtod(m0, struct ieee80211_frame *); 2127253789Srpaulo type = wh->i_fc[0] & IEEE80211_FC0_TYPE_MASK; 2128253789Srpaulo 2129287727Sadrian RSU_DPRINTF(sc, RSU_DEBUG_TX, "%s: data=%p, m=%p\n", 2130287727Sadrian __func__, data, m0); 2131287727Sadrian 2132260444Skevlo if (wh->i_fc[1] & IEEE80211_FC1_PROTECTED) { 2133253789Srpaulo k = ieee80211_crypto_encap(ni, m0); 2134253789Srpaulo if (k == NULL) { 2135253789Srpaulo device_printf(sc->sc_dev, 2136253789Srpaulo "ieee80211_crypto_encap returns NULL.\n"); 2137253789Srpaulo /* XXX we don't expect the fragmented frames */ 2138253789Srpaulo return (ENOBUFS); 2139253789Srpaulo } 2140253789Srpaulo wh = mtod(m0, struct ieee80211_frame *); 2141253789Srpaulo } 2142287901Sadrian /* If we have QoS then use it */ 2143287901Sadrian /* XXX TODO: mbuf WME/PRI versus TID? */ 2144287901Sadrian if (IEEE80211_QOS_HAS_SEQ(wh)) { 2145287901Sadrian /* Has QoS */ 2146287901Sadrian prio = M_WME_GETAC(m0); 2147287901Sadrian which = rsu_wme_ac_xfer_map[prio]; 2148287901Sadrian hasqos = 1; 2149287901Sadrian } else { 2150287901Sadrian /* Non-QoS TID */ 2151287901Sadrian /* XXX TODO: tid=0 for non-qos TID? */ 2152287901Sadrian which = rsu_wme_ac_xfer_map[WME_AC_BE]; 2153287901Sadrian hasqos = 0; 2154287901Sadrian prio = 0; 2155287901Sadrian } 2156287901Sadrian 2157287901Sadrian qid = rsu_ac2qid[prio]; 2158287901Sadrian#if 0 2159253789Srpaulo switch (type) { 2160253789Srpaulo case IEEE80211_FC0_TYPE_CTL: 2161253789Srpaulo case IEEE80211_FC0_TYPE_MGT: 2162267041Shselasky which = rsu_wme_ac_xfer_map[WME_AC_VO]; 2163253789Srpaulo break; 2164253789Srpaulo default: 2165267041Shselasky which = rsu_wme_ac_xfer_map[M_WME_GETAC(m0)]; 2166253789Srpaulo break; 2167253789Srpaulo } 2168253789Srpaulo hasqos = 0; 2169287901Sadrian#endif 2170287947Sadrian 2171287947Sadrian RSU_DPRINTF(sc, RSU_DEBUG_TX, "%s: pri=%d, which=%d, hasqos=%d\n", 2172287947Sadrian __func__, 2173287947Sadrian prio, 2174287947Sadrian which, 2175287947Sadrian hasqos); 2176287947Sadrian 2177253789Srpaulo /* Fill Tx descriptor. */ 2178253789Srpaulo txd = (struct r92s_tx_desc *)data->buf; 2179253789Srpaulo memset(txd, 0, sizeof(*txd)); 2180253789Srpaulo 2181253789Srpaulo txd->txdw0 |= htole32( 2182253789Srpaulo SM(R92S_TXDW0_PKTLEN, m0->m_pkthdr.len) | 2183253789Srpaulo SM(R92S_TXDW0_OFFSET, sizeof(*txd)) | 2184253789Srpaulo R92S_TXDW0_OWN | R92S_TXDW0_FSG | R92S_TXDW0_LSG); 2185253789Srpaulo 2186253789Srpaulo txd->txdw1 |= htole32( 2187287901Sadrian SM(R92S_TXDW1_MACID, R92S_MACID_BSS) | SM(R92S_TXDW1_QSEL, qid)); 2188253789Srpaulo if (!hasqos) 2189253789Srpaulo txd->txdw1 |= htole32(R92S_TXDW1_NONQOS); 2190253789Srpaulo#ifdef notyet 2191253789Srpaulo if (k != NULL) { 2192253789Srpaulo switch (k->wk_cipher->ic_cipher) { 2193253789Srpaulo case IEEE80211_CIPHER_WEP: 2194253789Srpaulo cipher = R92S_TXDW1_CIPHER_WEP; 2195253789Srpaulo break; 2196253789Srpaulo case IEEE80211_CIPHER_TKIP: 2197253789Srpaulo cipher = R92S_TXDW1_CIPHER_TKIP; 2198253789Srpaulo break; 2199253789Srpaulo case IEEE80211_CIPHER_AES_CCM: 2200253789Srpaulo cipher = R92S_TXDW1_CIPHER_AES; 2201253789Srpaulo break; 2202253789Srpaulo default: 2203253789Srpaulo cipher = R92S_TXDW1_CIPHER_NONE; 2204253789Srpaulo } 2205253789Srpaulo txd->txdw1 |= htole32( 2206253789Srpaulo SM(R92S_TXDW1_CIPHER, cipher) | 2207253789Srpaulo SM(R92S_TXDW1_KEYIDX, k->k_id)); 2208253789Srpaulo } 2209253789Srpaulo#endif 2210287947Sadrian /* XXX todo: set AGGEN bit if appropriate? */ 2211253789Srpaulo txd->txdw2 |= htole32(R92S_TXDW2_BK); 2212253789Srpaulo if (IEEE80211_IS_MULTICAST(wh->i_addr1)) 2213253789Srpaulo txd->txdw2 |= htole32(R92S_TXDW2_BMCAST); 2214253789Srpaulo /* 2215253789Srpaulo * Firmware will use and increment the sequence number for the 2216287901Sadrian * specified priority. 2217253789Srpaulo */ 2218287901Sadrian txd->txdw3 |= htole32(SM(R92S_TXDW3_SEQ, prio)); 2219253789Srpaulo 2220253789Srpaulo if (ieee80211_radiotap_active_vap(vap)) { 2221253789Srpaulo struct rsu_tx_radiotap_header *tap = &sc->sc_txtap; 2222253789Srpaulo 2223253789Srpaulo tap->wt_flags = 0; 2224253789Srpaulo tap->wt_chan_freq = htole16(ic->ic_curchan->ic_freq); 2225253789Srpaulo tap->wt_chan_flags = htole16(ic->ic_curchan->ic_flags); 2226253789Srpaulo ieee80211_radiotap_tx(vap, m0); 2227253789Srpaulo } 2228287727Sadrian 2229253789Srpaulo xferlen = sizeof(*txd) + m0->m_pkthdr.len; 2230253789Srpaulo m_copydata(m0, 0, m0->m_pkthdr.len, (caddr_t)&txd[1]); 2231253789Srpaulo 2232253789Srpaulo data->buflen = xferlen; 2233253789Srpaulo data->ni = ni; 2234253789Srpaulo data->m = m0; 2235266505Shselasky STAILQ_INSERT_TAIL(&sc->sc_tx_pending[which], data, next); 2236253789Srpaulo 2237266505Shselasky /* start transfer, if any */ 2238267041Shselasky usbd_transfer_start(sc->sc_xfer[which]); 2239253789Srpaulo return (0); 2240253789Srpaulo} 2241253789Srpaulo 2242287197Sglebiusstatic int 2243287197Sglebiusrsu_transmit(struct ieee80211com *ic, struct mbuf *m) 2244253789Srpaulo{ 2245287197Sglebius struct rsu_softc *sc = ic->ic_softc; 2246287197Sglebius int error; 2247253789Srpaulo 2248253789Srpaulo RSU_LOCK(sc); 2249287197Sglebius if (!sc->sc_running) { 2250287197Sglebius RSU_UNLOCK(sc); 2251287197Sglebius return (ENXIO); 2252287197Sglebius } 2253288257Sadrian 2254288257Sadrian /* 2255288257Sadrian * XXX TODO: ensure that we treat 'm' as a list of frames 2256288257Sadrian * to transmit! 2257288257Sadrian */ 2258287197Sglebius error = mbufq_enqueue(&sc->sc_snd, m); 2259287197Sglebius if (error) { 2260288051Sadrian RSU_DPRINTF(sc, RSU_DEBUG_TX, 2261288051Sadrian "%s: mbufq_enable: failed (%d)\n", 2262288051Sadrian __func__, 2263288051Sadrian error); 2264287197Sglebius RSU_UNLOCK(sc); 2265287197Sglebius return (error); 2266287197Sglebius } 2267253789Srpaulo RSU_UNLOCK(sc); 2268287197Sglebius 2269288052Sadrian /* This kicks the TX taskqueue */ 2270288052Sadrian rsu_start(sc); 2271288052Sadrian 2272287197Sglebius return (0); 2273253789Srpaulo} 2274253789Srpaulo 2275253789Srpaulostatic void 2276288051Sadrianrsu_drain_mbufq(struct rsu_softc *sc) 2277288051Sadrian{ 2278288051Sadrian struct mbuf *m; 2279288051Sadrian struct ieee80211_node *ni; 2280288051Sadrian 2281288051Sadrian RSU_ASSERT_LOCKED(sc); 2282288051Sadrian while ((m = mbufq_dequeue(&sc->sc_snd)) != NULL) { 2283288051Sadrian ni = (struct ieee80211_node *)m->m_pkthdr.rcvif; 2284288051Sadrian m->m_pkthdr.rcvif = NULL; 2285288051Sadrian ieee80211_free_node(ni); 2286288051Sadrian m_freem(m); 2287288051Sadrian } 2288288051Sadrian} 2289288051Sadrian 2290288051Sadrianstatic void 2291288052Sadrian_rsu_start(struct rsu_softc *sc) 2292253789Srpaulo{ 2293253789Srpaulo struct ieee80211_node *ni; 2294266505Shselasky struct rsu_data *bf; 2295253789Srpaulo struct mbuf *m; 2296253789Srpaulo 2297253789Srpaulo RSU_ASSERT_LOCKED(sc); 2298253789Srpaulo 2299287197Sglebius while ((m = mbufq_dequeue(&sc->sc_snd)) != NULL) { 2300287197Sglebius bf = rsu_getbuf(sc); 2301287197Sglebius if (bf == NULL) { 2302288051Sadrian RSU_DPRINTF(sc, RSU_DEBUG_TX, 2303288051Sadrian "%s: failed to get buffer\n", __func__); 2304287197Sglebius mbufq_prepend(&sc->sc_snd, m); 2305253789Srpaulo break; 2306287197Sglebius } 2307287197Sglebius 2308253789Srpaulo ni = (struct ieee80211_node *)m->m_pkthdr.rcvif; 2309253789Srpaulo m->m_pkthdr.rcvif = NULL; 2310253789Srpaulo 2311287197Sglebius if (rsu_tx_start(sc, ni, m, bf) != 0) { 2312288051Sadrian RSU_DPRINTF(sc, RSU_DEBUG_TX, 2313288051Sadrian "%s: failed to transmit\n", __func__); 2314287197Sglebius if_inc_counter(ni->ni_vap->iv_ifp, 2315287197Sglebius IFCOUNTER_OERRORS, 1); 2316287953Sadrian rsu_freebuf(sc, bf); 2317253789Srpaulo ieee80211_free_node(ni); 2318288257Sadrian m_freem(m); 2319287197Sglebius break; 2320253789Srpaulo } 2321253789Srpaulo } 2322253789Srpaulo} 2323253789Srpaulo 2324287197Sglebiusstatic void 2325288052Sadrianrsu_start(struct rsu_softc *sc) 2326288052Sadrian{ 2327288052Sadrian 2328288052Sadrian taskqueue_enqueue(taskqueue_thread, &sc->tx_task); 2329288052Sadrian} 2330288052Sadrian 2331288052Sadrianstatic void 2332287197Sglebiusrsu_parent(struct ieee80211com *ic) 2333253789Srpaulo{ 2334286950Sadrian struct rsu_softc *sc = ic->ic_softc; 2335287197Sglebius int startall = 0; 2336253789Srpaulo 2337287197Sglebius RSU_LOCK(sc); 2338287197Sglebius if (ic->ic_nrunning > 0) { 2339287197Sglebius if (!sc->sc_running) { 2340287197Sglebius rsu_init(sc); 2341287197Sglebius startall = 1; 2342253789Srpaulo } 2343287197Sglebius } else if (sc->sc_running) 2344287197Sglebius rsu_stop(sc); 2345287197Sglebius RSU_UNLOCK(sc); 2346253789Srpaulo 2347287197Sglebius if (startall) 2348287197Sglebius ieee80211_start_all(ic); 2349253789Srpaulo} 2350253789Srpaulo 2351253789Srpaulo/* 2352253789Srpaulo * Power on sequence for A-cut adapters. 2353253789Srpaulo */ 2354253789Srpaulostatic void 2355253789Srpaulorsu_power_on_acut(struct rsu_softc *sc) 2356253789Srpaulo{ 2357253789Srpaulo uint32_t reg; 2358253789Srpaulo 2359253789Srpaulo rsu_write_1(sc, R92S_SPS0_CTRL + 1, 0x53); 2360253789Srpaulo rsu_write_1(sc, R92S_SPS0_CTRL + 0, 0x57); 2361253789Srpaulo 2362253789Srpaulo /* Enable AFE macro block's bandgap and Mbias. */ 2363253789Srpaulo rsu_write_1(sc, R92S_AFE_MISC, 2364253789Srpaulo rsu_read_1(sc, R92S_AFE_MISC) | 2365253789Srpaulo R92S_AFE_MISC_BGEN | R92S_AFE_MISC_MBEN); 2366253789Srpaulo /* Enable LDOA15 block. */ 2367253789Srpaulo rsu_write_1(sc, R92S_LDOA15_CTRL, 2368253789Srpaulo rsu_read_1(sc, R92S_LDOA15_CTRL) | R92S_LDA15_EN); 2369253789Srpaulo 2370253789Srpaulo rsu_write_1(sc, R92S_SPS1_CTRL, 2371253789Srpaulo rsu_read_1(sc, R92S_SPS1_CTRL) | R92S_SPS1_LDEN); 2372287892Sadrian rsu_ms_delay(sc, 2000); 2373253789Srpaulo /* Enable switch regulator block. */ 2374253789Srpaulo rsu_write_1(sc, R92S_SPS1_CTRL, 2375253789Srpaulo rsu_read_1(sc, R92S_SPS1_CTRL) | R92S_SPS1_SWEN); 2376253789Srpaulo 2377253789Srpaulo rsu_write_4(sc, R92S_SPS1_CTRL, 0x00a7b267); 2378253789Srpaulo 2379253789Srpaulo rsu_write_1(sc, R92S_SYS_ISO_CTRL + 1, 2380253789Srpaulo rsu_read_1(sc, R92S_SYS_ISO_CTRL + 1) | 0x08); 2381253789Srpaulo 2382253789Srpaulo rsu_write_1(sc, R92S_SYS_FUNC_EN + 1, 2383253789Srpaulo rsu_read_1(sc, R92S_SYS_FUNC_EN + 1) | 0x20); 2384253789Srpaulo 2385253789Srpaulo rsu_write_1(sc, R92S_SYS_ISO_CTRL + 1, 2386253789Srpaulo rsu_read_1(sc, R92S_SYS_ISO_CTRL + 1) & ~0x90); 2387253789Srpaulo 2388253789Srpaulo /* Enable AFE clock. */ 2389253789Srpaulo rsu_write_1(sc, R92S_AFE_XTAL_CTRL + 1, 2390253789Srpaulo rsu_read_1(sc, R92S_AFE_XTAL_CTRL + 1) & ~0x04); 2391253789Srpaulo /* Enable AFE PLL macro block. */ 2392253789Srpaulo rsu_write_1(sc, R92S_AFE_PLL_CTRL, 2393253789Srpaulo rsu_read_1(sc, R92S_AFE_PLL_CTRL) | 0x11); 2394253789Srpaulo /* Attach AFE PLL to MACTOP/BB. */ 2395253789Srpaulo rsu_write_1(sc, R92S_SYS_ISO_CTRL, 2396253789Srpaulo rsu_read_1(sc, R92S_SYS_ISO_CTRL) & ~0x11); 2397253789Srpaulo 2398253789Srpaulo /* Switch to 40MHz clock instead of 80MHz. */ 2399253789Srpaulo rsu_write_2(sc, R92S_SYS_CLKR, 2400253789Srpaulo rsu_read_2(sc, R92S_SYS_CLKR) & ~R92S_SYS_CLKSEL); 2401253789Srpaulo 2402253789Srpaulo /* Enable MAC clock. */ 2403253789Srpaulo rsu_write_2(sc, R92S_SYS_CLKR, 2404253789Srpaulo rsu_read_2(sc, R92S_SYS_CLKR) | 2405253789Srpaulo R92S_MAC_CLK_EN | R92S_SYS_CLK_EN); 2406253789Srpaulo 2407253789Srpaulo rsu_write_1(sc, R92S_PMC_FSM, 0x02); 2408253789Srpaulo 2409253789Srpaulo /* Enable digital core and IOREG R/W. */ 2410253789Srpaulo rsu_write_1(sc, R92S_SYS_FUNC_EN + 1, 2411253789Srpaulo rsu_read_1(sc, R92S_SYS_FUNC_EN + 1) | 0x08); 2412253789Srpaulo 2413253789Srpaulo rsu_write_1(sc, R92S_SYS_FUNC_EN + 1, 2414253789Srpaulo rsu_read_1(sc, R92S_SYS_FUNC_EN + 1) | 0x80); 2415253789Srpaulo 2416253789Srpaulo /* Switch the control path to firmware. */ 2417253789Srpaulo reg = rsu_read_2(sc, R92S_SYS_CLKR); 2418253789Srpaulo reg = (reg & ~R92S_SWHW_SEL) | R92S_FWHW_SEL; 2419253789Srpaulo rsu_write_2(sc, R92S_SYS_CLKR, reg); 2420253789Srpaulo 2421253789Srpaulo rsu_write_2(sc, R92S_CR, 0x37fc); 2422253789Srpaulo 2423253789Srpaulo /* Fix USB RX FIFO issue. */ 2424253789Srpaulo rsu_write_1(sc, 0xfe5c, 2425253789Srpaulo rsu_read_1(sc, 0xfe5c) | 0x80); 2426253789Srpaulo rsu_write_1(sc, 0x00ab, 2427253789Srpaulo rsu_read_1(sc, 0x00ab) | 0xc0); 2428253789Srpaulo 2429253789Srpaulo rsu_write_1(sc, R92S_SYS_CLKR, 2430253789Srpaulo rsu_read_1(sc, R92S_SYS_CLKR) & ~R92S_SYS_CPU_CLKSEL); 2431253789Srpaulo} 2432253789Srpaulo 2433253789Srpaulo/* 2434253789Srpaulo * Power on sequence for B-cut and C-cut adapters. 2435253789Srpaulo */ 2436253789Srpaulostatic void 2437253789Srpaulorsu_power_on_bcut(struct rsu_softc *sc) 2438253789Srpaulo{ 2439253789Srpaulo uint32_t reg; 2440253789Srpaulo int ntries; 2441253789Srpaulo 2442253789Srpaulo /* Prevent eFuse leakage. */ 2443253789Srpaulo rsu_write_1(sc, 0x37, 0xb0); 2444287892Sadrian rsu_ms_delay(sc, 10); 2445253789Srpaulo rsu_write_1(sc, 0x37, 0x30); 2446253789Srpaulo 2447253789Srpaulo /* Switch the control path to hardware. */ 2448253789Srpaulo reg = rsu_read_2(sc, R92S_SYS_CLKR); 2449253789Srpaulo if (reg & R92S_FWHW_SEL) { 2450253789Srpaulo rsu_write_2(sc, R92S_SYS_CLKR, 2451253789Srpaulo reg & ~(R92S_SWHW_SEL | R92S_FWHW_SEL)); 2452253789Srpaulo } 2453253789Srpaulo rsu_write_1(sc, R92S_SYS_FUNC_EN + 1, 2454253789Srpaulo rsu_read_1(sc, R92S_SYS_FUNC_EN + 1) & ~0x8c); 2455287892Sadrian rsu_ms_delay(sc, 1); 2456253789Srpaulo 2457253789Srpaulo rsu_write_1(sc, R92S_SPS0_CTRL + 1, 0x53); 2458253789Srpaulo rsu_write_1(sc, R92S_SPS0_CTRL + 0, 0x57); 2459253789Srpaulo 2460253789Srpaulo reg = rsu_read_1(sc, R92S_AFE_MISC); 2461253789Srpaulo rsu_write_1(sc, R92S_AFE_MISC, reg | R92S_AFE_MISC_BGEN); 2462253789Srpaulo rsu_write_1(sc, R92S_AFE_MISC, reg | R92S_AFE_MISC_BGEN | 2463253789Srpaulo R92S_AFE_MISC_MBEN | R92S_AFE_MISC_I32_EN); 2464253789Srpaulo 2465253789Srpaulo /* Enable PLL. */ 2466253789Srpaulo rsu_write_1(sc, R92S_LDOA15_CTRL, 2467253789Srpaulo rsu_read_1(sc, R92S_LDOA15_CTRL) | R92S_LDA15_EN); 2468253789Srpaulo 2469253789Srpaulo rsu_write_1(sc, R92S_LDOV12D_CTRL, 2470253789Srpaulo rsu_read_1(sc, R92S_LDOV12D_CTRL) | R92S_LDV12_EN); 2471253789Srpaulo 2472253789Srpaulo rsu_write_1(sc, R92S_SYS_ISO_CTRL + 1, 2473253789Srpaulo rsu_read_1(sc, R92S_SYS_ISO_CTRL + 1) | 0x08); 2474253789Srpaulo 2475253789Srpaulo rsu_write_1(sc, R92S_SYS_FUNC_EN + 1, 2476253789Srpaulo rsu_read_1(sc, R92S_SYS_FUNC_EN + 1) | 0x20); 2477253789Srpaulo 2478253789Srpaulo /* Support 64KB IMEM. */ 2479253789Srpaulo rsu_write_1(sc, R92S_SYS_ISO_CTRL + 1, 2480253789Srpaulo rsu_read_1(sc, R92S_SYS_ISO_CTRL + 1) & ~0x97); 2481253789Srpaulo 2482253789Srpaulo /* Enable AFE clock. */ 2483253789Srpaulo rsu_write_1(sc, R92S_AFE_XTAL_CTRL + 1, 2484253789Srpaulo rsu_read_1(sc, R92S_AFE_XTAL_CTRL + 1) & ~0x04); 2485253789Srpaulo /* Enable AFE PLL macro block. */ 2486253789Srpaulo reg = rsu_read_1(sc, R92S_AFE_PLL_CTRL); 2487253789Srpaulo rsu_write_1(sc, R92S_AFE_PLL_CTRL, reg | 0x11); 2488287892Sadrian rsu_ms_delay(sc, 1); 2489253789Srpaulo rsu_write_1(sc, R92S_AFE_PLL_CTRL, reg | 0x51); 2490287892Sadrian rsu_ms_delay(sc, 1); 2491253789Srpaulo rsu_write_1(sc, R92S_AFE_PLL_CTRL, reg | 0x11); 2492287892Sadrian rsu_ms_delay(sc, 1); 2493253789Srpaulo 2494253789Srpaulo /* Attach AFE PLL to MACTOP/BB. */ 2495253789Srpaulo rsu_write_1(sc, R92S_SYS_ISO_CTRL, 2496253789Srpaulo rsu_read_1(sc, R92S_SYS_ISO_CTRL) & ~0x11); 2497253789Srpaulo 2498253789Srpaulo /* Switch to 40MHz clock. */ 2499253789Srpaulo rsu_write_1(sc, R92S_SYS_CLKR, 0x00); 2500253789Srpaulo /* Disable CPU clock and 80MHz SSC. */ 2501253789Srpaulo rsu_write_1(sc, R92S_SYS_CLKR, 2502253789Srpaulo rsu_read_1(sc, R92S_SYS_CLKR) | 0xa0); 2503253789Srpaulo /* Enable MAC clock. */ 2504253789Srpaulo rsu_write_2(sc, R92S_SYS_CLKR, 2505253789Srpaulo rsu_read_2(sc, R92S_SYS_CLKR) | 2506253789Srpaulo R92S_MAC_CLK_EN | R92S_SYS_CLK_EN); 2507253789Srpaulo 2508253789Srpaulo rsu_write_1(sc, R92S_PMC_FSM, 0x02); 2509253789Srpaulo 2510253789Srpaulo /* Enable digital core and IOREG R/W. */ 2511253789Srpaulo rsu_write_1(sc, R92S_SYS_FUNC_EN + 1, 2512253789Srpaulo rsu_read_1(sc, R92S_SYS_FUNC_EN + 1) | 0x08); 2513253789Srpaulo 2514253789Srpaulo rsu_write_1(sc, R92S_SYS_FUNC_EN + 1, 2515253789Srpaulo rsu_read_1(sc, R92S_SYS_FUNC_EN + 1) | 0x80); 2516253789Srpaulo 2517253789Srpaulo /* Switch the control path to firmware. */ 2518253789Srpaulo reg = rsu_read_2(sc, R92S_SYS_CLKR); 2519253789Srpaulo reg = (reg & ~R92S_SWHW_SEL) | R92S_FWHW_SEL; 2520253789Srpaulo rsu_write_2(sc, R92S_SYS_CLKR, reg); 2521253789Srpaulo 2522253789Srpaulo rsu_write_2(sc, R92S_CR, 0x37fc); 2523253789Srpaulo 2524253789Srpaulo /* Fix USB RX FIFO issue. */ 2525253789Srpaulo rsu_write_1(sc, 0xfe5c, 2526253789Srpaulo rsu_read_1(sc, 0xfe5c) | 0x80); 2527253789Srpaulo 2528253789Srpaulo rsu_write_1(sc, R92S_SYS_CLKR, 2529253789Srpaulo rsu_read_1(sc, R92S_SYS_CLKR) & ~R92S_SYS_CPU_CLKSEL); 2530253789Srpaulo 2531253789Srpaulo rsu_write_1(sc, 0xfe1c, 0x80); 2532253789Srpaulo 2533253789Srpaulo /* Make sure TxDMA is ready to download firmware. */ 2534253789Srpaulo for (ntries = 0; ntries < 20; ntries++) { 2535253789Srpaulo reg = rsu_read_1(sc, R92S_TCR); 2536253789Srpaulo if ((reg & (R92S_TCR_IMEM_CHK_RPT | R92S_TCR_EMEM_CHK_RPT)) == 2537253789Srpaulo (R92S_TCR_IMEM_CHK_RPT | R92S_TCR_EMEM_CHK_RPT)) 2538253789Srpaulo break; 2539287892Sadrian rsu_ms_delay(sc, 1); 2540253789Srpaulo } 2541253789Srpaulo if (ntries == 20) { 2542287727Sadrian RSU_DPRINTF(sc, RSU_DEBUG_RESET | RSU_DEBUG_TX, 2543287727Sadrian "%s: TxDMA is not ready\n", 2544287727Sadrian __func__); 2545253789Srpaulo /* Reset TxDMA. */ 2546253789Srpaulo reg = rsu_read_1(sc, R92S_CR); 2547253789Srpaulo rsu_write_1(sc, R92S_CR, reg & ~R92S_CR_TXDMA_EN); 2548287892Sadrian rsu_ms_delay(sc, 1); 2549253789Srpaulo rsu_write_1(sc, R92S_CR, reg | R92S_CR_TXDMA_EN); 2550253789Srpaulo } 2551253789Srpaulo} 2552253789Srpaulo 2553253789Srpaulostatic void 2554253789Srpaulorsu_power_off(struct rsu_softc *sc) 2555253789Srpaulo{ 2556253789Srpaulo /* Turn RF off. */ 2557253789Srpaulo rsu_write_1(sc, R92S_RF_CTRL, 0x00); 2558287892Sadrian rsu_ms_delay(sc, 5); 2559253789Srpaulo 2560253789Srpaulo /* Turn MAC off. */ 2561253789Srpaulo /* Switch control path. */ 2562253789Srpaulo rsu_write_1(sc, R92S_SYS_CLKR + 1, 0x38); 2563253789Srpaulo /* Reset MACTOP. */ 2564253789Srpaulo rsu_write_1(sc, R92S_SYS_FUNC_EN + 1, 0x70); 2565253789Srpaulo rsu_write_1(sc, R92S_PMC_FSM, 0x06); 2566253789Srpaulo rsu_write_1(sc, R92S_SYS_ISO_CTRL + 0, 0xf9); 2567253789Srpaulo rsu_write_1(sc, R92S_SYS_ISO_CTRL + 1, 0xe8); 2568253789Srpaulo 2569253789Srpaulo /* Disable AFE PLL. */ 2570253789Srpaulo rsu_write_1(sc, R92S_AFE_PLL_CTRL, 0x00); 2571253789Srpaulo /* Disable A15V. */ 2572253789Srpaulo rsu_write_1(sc, R92S_LDOA15_CTRL, 0x54); 2573253789Srpaulo /* Disable eFuse 1.2V. */ 2574253789Srpaulo rsu_write_1(sc, R92S_SYS_FUNC_EN + 1, 0x50); 2575253789Srpaulo rsu_write_1(sc, R92S_LDOV12D_CTRL, 0x24); 2576253789Srpaulo /* Enable AFE macro block's bandgap and Mbias. */ 2577253789Srpaulo rsu_write_1(sc, R92S_AFE_MISC, 0x30); 2578253789Srpaulo /* Disable 1.6V LDO. */ 2579253789Srpaulo rsu_write_1(sc, R92S_SPS0_CTRL + 0, 0x56); 2580253789Srpaulo rsu_write_1(sc, R92S_SPS0_CTRL + 1, 0x43); 2581288094Sadrian 2582288094Sadrian /* Firmware - tell it to switch things off */ 2583288094Sadrian (void) rsu_set_fw_power_state(sc, RSU_PWR_OFF); 2584253789Srpaulo} 2585253789Srpaulo 2586253789Srpaulostatic int 2587253807Srpaulorsu_fw_loadsection(struct rsu_softc *sc, const uint8_t *buf, int len) 2588253789Srpaulo{ 2589267041Shselasky const uint8_t which = rsu_wme_ac_xfer_map[WME_AC_VO]; 2590253789Srpaulo struct rsu_data *data; 2591253789Srpaulo struct r92s_tx_desc *txd; 2592253789Srpaulo int mlen; 2593253789Srpaulo 2594253789Srpaulo while (len > 0) { 2595253789Srpaulo data = rsu_getbuf(sc); 2596253789Srpaulo if (data == NULL) 2597253789Srpaulo return (ENOMEM); 2598253789Srpaulo txd = (struct r92s_tx_desc *)data->buf; 2599253789Srpaulo memset(txd, 0, sizeof(*txd)); 2600253789Srpaulo if (len <= RSU_TXBUFSZ - sizeof(*txd)) { 2601253789Srpaulo /* Last chunk. */ 2602253789Srpaulo txd->txdw0 |= htole32(R92S_TXDW0_LINIP); 2603253789Srpaulo mlen = len; 2604253789Srpaulo } else 2605253789Srpaulo mlen = RSU_TXBUFSZ - sizeof(*txd); 2606253789Srpaulo txd->txdw0 |= htole32(SM(R92S_TXDW0_PKTLEN, mlen)); 2607253789Srpaulo memcpy(&txd[1], buf, mlen); 2608253789Srpaulo data->buflen = sizeof(*txd) + mlen; 2609287727Sadrian RSU_DPRINTF(sc, RSU_DEBUG_TX | RSU_DEBUG_FW | RSU_DEBUG_RESET, 2610287727Sadrian "%s: starting transfer %p\n", 2611287727Sadrian __func__, data); 2612266505Shselasky STAILQ_INSERT_TAIL(&sc->sc_tx_pending[which], data, next); 2613253789Srpaulo buf += mlen; 2614253789Srpaulo len -= mlen; 2615253789Srpaulo } 2616267041Shselasky usbd_transfer_start(sc->sc_xfer[which]); 2617253789Srpaulo return (0); 2618253789Srpaulo} 2619253789Srpaulo 2620253789Srpaulostatic int 2621253789Srpaulorsu_load_firmware(struct rsu_softc *sc) 2622253789Srpaulo{ 2623253807Srpaulo const struct r92s_fw_hdr *hdr; 2624253789Srpaulo struct r92s_fw_priv *dmem; 2625287947Sadrian struct ieee80211com *ic = &sc->sc_ic; 2626253807Srpaulo const uint8_t *imem, *emem; 2627253789Srpaulo int imemsz, ememsz; 2628253789Srpaulo const struct firmware *fw; 2629253789Srpaulo size_t size; 2630253789Srpaulo uint32_t reg; 2631253789Srpaulo int ntries, error; 2632253789Srpaulo 2633267041Shselasky if (rsu_read_1(sc, R92S_TCR) & R92S_TCR_FWRDY) { 2634288089Sadrian RSU_DPRINTF(sc, RSU_DEBUG_ANY, 2635287727Sadrian "%s: Firmware already loaded\n", 2636287727Sadrian __func__); 2637267041Shselasky return (0); 2638267041Shselasky } 2639267041Shselasky 2640253789Srpaulo RSU_UNLOCK(sc); 2641253789Srpaulo /* Read firmware image from the filesystem. */ 2642253789Srpaulo if ((fw = firmware_get("rsu-rtl8712fw")) == NULL) { 2643253789Srpaulo device_printf(sc->sc_dev, 2644253789Srpaulo "%s: failed load firmware of file rsu-rtl8712fw\n", 2645253789Srpaulo __func__); 2646253789Srpaulo RSU_LOCK(sc); 2647253789Srpaulo return (ENXIO); 2648253789Srpaulo } 2649253789Srpaulo RSU_LOCK(sc); 2650253789Srpaulo size = fw->datasize; 2651253789Srpaulo if (size < sizeof(*hdr)) { 2652253789Srpaulo device_printf(sc->sc_dev, "firmware too short\n"); 2653253789Srpaulo error = EINVAL; 2654253789Srpaulo goto fail; 2655253789Srpaulo } 2656253807Srpaulo hdr = (const struct r92s_fw_hdr *)fw->data; 2657253789Srpaulo if (hdr->signature != htole16(0x8712) && 2658253789Srpaulo hdr->signature != htole16(0x8192)) { 2659253789Srpaulo device_printf(sc->sc_dev, 2660253789Srpaulo "invalid firmware signature 0x%x\n", 2661253789Srpaulo le16toh(hdr->signature)); 2662253789Srpaulo error = EINVAL; 2663253789Srpaulo goto fail; 2664253789Srpaulo } 2665253789Srpaulo DPRINTF("FW V%d %02x-%02x %02x:%02x\n", le16toh(hdr->version), 2666253789Srpaulo hdr->month, hdr->day, hdr->hour, hdr->minute); 2667253789Srpaulo 2668253789Srpaulo /* Make sure that driver and firmware are in sync. */ 2669253789Srpaulo if (hdr->privsz != htole32(sizeof(*dmem))) { 2670253789Srpaulo device_printf(sc->sc_dev, "unsupported firmware image\n"); 2671253789Srpaulo error = EINVAL; 2672253789Srpaulo goto fail; 2673253789Srpaulo } 2674253789Srpaulo /* Get FW sections sizes. */ 2675253789Srpaulo imemsz = le32toh(hdr->imemsz); 2676253789Srpaulo ememsz = le32toh(hdr->sramsz); 2677253789Srpaulo /* Check that all FW sections fit in image. */ 2678253789Srpaulo if (size < sizeof(*hdr) + imemsz + ememsz) { 2679253789Srpaulo device_printf(sc->sc_dev, "firmware too short\n"); 2680253789Srpaulo error = EINVAL; 2681253789Srpaulo goto fail; 2682253789Srpaulo } 2683253807Srpaulo imem = (const uint8_t *)&hdr[1]; 2684253789Srpaulo emem = imem + imemsz; 2685253789Srpaulo 2686253789Srpaulo /* Load IMEM section. */ 2687253789Srpaulo error = rsu_fw_loadsection(sc, imem, imemsz); 2688253789Srpaulo if (error != 0) { 2689253789Srpaulo device_printf(sc->sc_dev, 2690253789Srpaulo "could not load firmware section %s\n", "IMEM"); 2691253789Srpaulo goto fail; 2692253789Srpaulo } 2693253789Srpaulo /* Wait for load to complete. */ 2694266535Shselasky for (ntries = 0; ntries != 50; ntries++) { 2695287892Sadrian rsu_ms_delay(sc, 10); 2696267041Shselasky reg = rsu_read_1(sc, R92S_TCR); 2697253789Srpaulo if (reg & R92S_TCR_IMEM_CODE_DONE) 2698253789Srpaulo break; 2699253789Srpaulo } 2700266535Shselasky if (ntries == 50) { 2701266535Shselasky device_printf(sc->sc_dev, "timeout waiting for IMEM transfer\n"); 2702253789Srpaulo error = ETIMEDOUT; 2703253789Srpaulo goto fail; 2704253789Srpaulo } 2705253789Srpaulo /* Load EMEM section. */ 2706253789Srpaulo error = rsu_fw_loadsection(sc, emem, ememsz); 2707253789Srpaulo if (error != 0) { 2708253789Srpaulo device_printf(sc->sc_dev, 2709253789Srpaulo "could not load firmware section %s\n", "EMEM"); 2710253789Srpaulo goto fail; 2711253789Srpaulo } 2712253789Srpaulo /* Wait for load to complete. */ 2713266542Shselasky for (ntries = 0; ntries != 50; ntries++) { 2714287892Sadrian rsu_ms_delay(sc, 10); 2715253789Srpaulo reg = rsu_read_2(sc, R92S_TCR); 2716253789Srpaulo if (reg & R92S_TCR_EMEM_CODE_DONE) 2717253789Srpaulo break; 2718253789Srpaulo } 2719266542Shselasky if (ntries == 50) { 2720266535Shselasky device_printf(sc->sc_dev, "timeout waiting for EMEM transfer\n"); 2721253789Srpaulo error = ETIMEDOUT; 2722253789Srpaulo goto fail; 2723253789Srpaulo } 2724253789Srpaulo /* Enable CPU. */ 2725253789Srpaulo rsu_write_1(sc, R92S_SYS_CLKR, 2726253789Srpaulo rsu_read_1(sc, R92S_SYS_CLKR) | R92S_SYS_CPU_CLKSEL); 2727253789Srpaulo if (!(rsu_read_1(sc, R92S_SYS_CLKR) & R92S_SYS_CPU_CLKSEL)) { 2728253789Srpaulo device_printf(sc->sc_dev, "could not enable system clock\n"); 2729253789Srpaulo error = EIO; 2730253789Srpaulo goto fail; 2731253789Srpaulo } 2732253789Srpaulo rsu_write_2(sc, R92S_SYS_FUNC_EN, 2733253789Srpaulo rsu_read_2(sc, R92S_SYS_FUNC_EN) | R92S_FEN_CPUEN); 2734253789Srpaulo if (!(rsu_read_2(sc, R92S_SYS_FUNC_EN) & R92S_FEN_CPUEN)) { 2735253789Srpaulo device_printf(sc->sc_dev, 2736253789Srpaulo "could not enable microcontroller\n"); 2737253789Srpaulo error = EIO; 2738253789Srpaulo goto fail; 2739253789Srpaulo } 2740253789Srpaulo /* Wait for CPU to initialize. */ 2741253789Srpaulo for (ntries = 0; ntries < 100; ntries++) { 2742267041Shselasky if (rsu_read_1(sc, R92S_TCR) & R92S_TCR_IMEM_RDY) 2743253789Srpaulo break; 2744287892Sadrian rsu_ms_delay(sc, 1); 2745253789Srpaulo } 2746253789Srpaulo if (ntries == 100) { 2747253789Srpaulo device_printf(sc->sc_dev, 2748253789Srpaulo "timeout waiting for microcontroller\n"); 2749253789Srpaulo error = ETIMEDOUT; 2750253789Srpaulo goto fail; 2751253789Srpaulo } 2752253789Srpaulo 2753253789Srpaulo /* Update DMEM section before loading. */ 2754253807Srpaulo dmem = __DECONST(struct r92s_fw_priv *, &hdr->priv); 2755253789Srpaulo memset(dmem, 0, sizeof(*dmem)); 2756253789Srpaulo dmem->hci_sel = R92S_HCI_SEL_USB | R92S_HCI_SEL_8172; 2757287897Sadrian dmem->nendpoints = sc->sc_nendpoints; 2758288089Sadrian dmem->chip_version = sc->cut; 2759288357Sadrian dmem->rf_config = sc->sc_rftype; 2760253789Srpaulo dmem->vcs_type = R92S_VCS_TYPE_AUTO; 2761253789Srpaulo dmem->vcs_mode = R92S_VCS_MODE_RTS_CTS; 2762287897Sadrian dmem->turbo_mode = 0; 2763287947Sadrian dmem->bw40_en = !! (ic->ic_htcaps & IEEE80211_HTCAP_CHWIDTH40); 2764287947Sadrian dmem->amsdu2ampdu_en = !! (sc->sc_ht); 2765287947Sadrian dmem->ampdu_en = !! (sc->sc_ht); 2766287947Sadrian dmem->agg_offload = !! (sc->sc_ht); 2767287909Sadrian dmem->qos_en = 1; 2768288089Sadrian dmem->ps_offload = 1; 2769288089Sadrian dmem->lowpower_mode = 1; /* XXX TODO: configurable? */ 2770253789Srpaulo /* Load DMEM section. */ 2771253789Srpaulo error = rsu_fw_loadsection(sc, (uint8_t *)dmem, sizeof(*dmem)); 2772253789Srpaulo if (error != 0) { 2773253789Srpaulo device_printf(sc->sc_dev, 2774253789Srpaulo "could not load firmware section %s\n", "DMEM"); 2775253789Srpaulo goto fail; 2776253789Srpaulo } 2777253789Srpaulo /* Wait for load to complete. */ 2778253789Srpaulo for (ntries = 0; ntries < 100; ntries++) { 2779267041Shselasky if (rsu_read_1(sc, R92S_TCR) & R92S_TCR_DMEM_CODE_DONE) 2780253789Srpaulo break; 2781287892Sadrian rsu_ms_delay(sc, 1); 2782253789Srpaulo } 2783253789Srpaulo if (ntries == 100) { 2784253789Srpaulo device_printf(sc->sc_dev, "timeout waiting for %s transfer\n", 2785253789Srpaulo "DMEM"); 2786253789Srpaulo error = ETIMEDOUT; 2787253789Srpaulo goto fail; 2788253789Srpaulo } 2789253789Srpaulo /* Wait for firmware readiness. */ 2790253789Srpaulo for (ntries = 0; ntries < 60; ntries++) { 2791267041Shselasky if (!(rsu_read_1(sc, R92S_TCR) & R92S_TCR_FWRDY)) 2792253789Srpaulo break; 2793287892Sadrian rsu_ms_delay(sc, 1); 2794253789Srpaulo } 2795253789Srpaulo if (ntries == 60) { 2796253789Srpaulo device_printf(sc->sc_dev, 2797253789Srpaulo "timeout waiting for firmware readiness\n"); 2798253789Srpaulo error = ETIMEDOUT; 2799253789Srpaulo goto fail; 2800253789Srpaulo } 2801253789Srpaulo fail: 2802253789Srpaulo firmware_put(fw, FIRMWARE_UNLOAD); 2803253789Srpaulo return (error); 2804253789Srpaulo} 2805253789Srpaulo 2806253789Srpaulo 2807253789Srpaulostatic int 2808253789Srpaulorsu_raw_xmit(struct ieee80211_node *ni, struct mbuf *m, 2809253789Srpaulo const struct ieee80211_bpf_params *params) 2810253789Srpaulo{ 2811253789Srpaulo struct ieee80211com *ic = ni->ni_ic; 2812286950Sadrian struct rsu_softc *sc = ic->ic_softc; 2813253789Srpaulo struct rsu_data *bf; 2814253789Srpaulo 2815253789Srpaulo /* prevent management frames from being sent if we're not ready */ 2816287197Sglebius if (!sc->sc_running) { 2817253789Srpaulo m_freem(m); 2818253789Srpaulo return (ENETDOWN); 2819253789Srpaulo } 2820253789Srpaulo RSU_LOCK(sc); 2821253789Srpaulo bf = rsu_getbuf(sc); 2822253789Srpaulo if (bf == NULL) { 2823253789Srpaulo m_freem(m); 2824253789Srpaulo RSU_UNLOCK(sc); 2825253789Srpaulo return (ENOBUFS); 2826253789Srpaulo } 2827266505Shselasky if (rsu_tx_start(sc, ni, m, bf) != 0) { 2828288257Sadrian m_freem(m); 2829287953Sadrian rsu_freebuf(sc, bf); 2830253789Srpaulo RSU_UNLOCK(sc); 2831253789Srpaulo return (EIO); 2832253789Srpaulo } 2833253789Srpaulo RSU_UNLOCK(sc); 2834253789Srpaulo 2835253789Srpaulo return (0); 2836253789Srpaulo} 2837253789Srpaulo 2838253789Srpaulostatic void 2839287197Sglebiusrsu_init(struct rsu_softc *sc) 2840253789Srpaulo{ 2841287197Sglebius struct ieee80211com *ic = &sc->sc_ic; 2842287197Sglebius struct ieee80211vap *vap = TAILQ_FIRST(&ic->ic_vaps); 2843287197Sglebius uint8_t macaddr[IEEE80211_ADDR_LEN]; 2844253789Srpaulo int error; 2845266535Shselasky int i; 2846253789Srpaulo 2847287197Sglebius RSU_ASSERT_LOCKED(sc); 2848287197Sglebius 2849288051Sadrian /* Ensure the mbuf queue is drained */ 2850288051Sadrian rsu_drain_mbufq(sc); 2851288051Sadrian 2852253789Srpaulo /* Init host async commands ring. */ 2853253789Srpaulo sc->cmdq.cur = sc->cmdq.next = sc->cmdq.queued = 0; 2854253789Srpaulo 2855288089Sadrian /* Reset power management state. */ 2856288089Sadrian rsu_write_1(sc, R92S_USB_HRPWM, 0); 2857288089Sadrian 2858253789Srpaulo /* Power on adapter. */ 2859253789Srpaulo if (sc->cut == 1) 2860253789Srpaulo rsu_power_on_acut(sc); 2861253789Srpaulo else 2862253789Srpaulo rsu_power_on_bcut(sc); 2863267041Shselasky 2864253789Srpaulo /* Load firmware. */ 2865253789Srpaulo error = rsu_load_firmware(sc); 2866253789Srpaulo if (error != 0) 2867253789Srpaulo goto fail; 2868253789Srpaulo 2869253789Srpaulo /* Enable Rx TCP checksum offload. */ 2870253789Srpaulo rsu_write_4(sc, R92S_RCR, 2871253789Srpaulo rsu_read_4(sc, R92S_RCR) | 0x04000000); 2872253789Srpaulo /* Append PHY status. */ 2873253789Srpaulo rsu_write_4(sc, R92S_RCR, 2874253789Srpaulo rsu_read_4(sc, R92S_RCR) | 0x02000000); 2875253789Srpaulo 2876253789Srpaulo rsu_write_4(sc, R92S_CR, 2877253789Srpaulo rsu_read_4(sc, R92S_CR) & ~0xff000000); 2878253789Srpaulo 2879253789Srpaulo /* Use 128 bytes pages. */ 2880253789Srpaulo rsu_write_1(sc, 0x00b5, 2881253789Srpaulo rsu_read_1(sc, 0x00b5) | 0x01); 2882253789Srpaulo /* Enable USB Rx aggregation. */ 2883253789Srpaulo rsu_write_1(sc, 0x00bd, 2884253789Srpaulo rsu_read_1(sc, 0x00bd) | 0x80); 2885253789Srpaulo /* Set USB Rx aggregation threshold. */ 2886253789Srpaulo rsu_write_1(sc, 0x00d9, 0x01); 2887253789Srpaulo /* Set USB Rx aggregation timeout (1.7ms/4). */ 2888253789Srpaulo rsu_write_1(sc, 0xfe5b, 0x04); 2889253789Srpaulo /* Fix USB Rx FIFO issue. */ 2890253789Srpaulo rsu_write_1(sc, 0xfe5c, 2891253789Srpaulo rsu_read_1(sc, 0xfe5c) | 0x80); 2892253789Srpaulo 2893253789Srpaulo /* Set MAC address. */ 2894287197Sglebius IEEE80211_ADDR_COPY(macaddr, vap ? vap->iv_myaddr : ic->ic_macaddr); 2895287197Sglebius rsu_write_region_1(sc, R92S_MACID, macaddr, IEEE80211_ADDR_LEN); 2896253789Srpaulo 2897266471Shselasky /* It really takes 1.5 seconds for the firmware to boot: */ 2898287892Sadrian rsu_ms_delay(sc, 2000); 2899253789Srpaulo 2900287727Sadrian RSU_DPRINTF(sc, RSU_DEBUG_RESET, "%s: setting MAC address to %s\n", 2901287727Sadrian __func__, 2902287727Sadrian ether_sprintf(macaddr)); 2903287197Sglebius error = rsu_fw_cmd(sc, R92S_CMD_SET_MAC_ADDRESS, macaddr, 2904253789Srpaulo IEEE80211_ADDR_LEN); 2905253789Srpaulo if (error != 0) { 2906253789Srpaulo device_printf(sc->sc_dev, "could not set MAC address\n"); 2907253789Srpaulo goto fail; 2908253789Srpaulo } 2909253789Srpaulo 2910288089Sadrian /* Set PS mode fully active */ 2911288089Sadrian error = rsu_set_fw_power_state(sc, RSU_PWR_ACTIVE); 2912253789Srpaulo 2913253789Srpaulo if (error != 0) { 2914253789Srpaulo device_printf(sc->sc_dev, "could not set PS mode\n"); 2915253789Srpaulo goto fail; 2916253789Srpaulo } 2917253789Srpaulo 2918287197Sglebius sc->sc_scan_pass = 0; 2919253789Srpaulo usbd_transfer_start(sc->sc_xfer[RSU_BULK_RX]); 2920253789Srpaulo 2921253789Srpaulo /* We're ready to go. */ 2922287197Sglebius sc->sc_running = 1; 2923287954Sadrian sc->sc_scanning = 0; 2924253789Srpaulo return; 2925253789Srpaulofail: 2926266535Shselasky /* Need to stop all failed transfers, if any */ 2927266535Shselasky for (i = 0; i != RSU_N_TRANSFER; i++) 2928266535Shselasky usbd_transfer_stop(sc->sc_xfer[i]); 2929253789Srpaulo} 2930253789Srpaulo 2931253789Srpaulostatic void 2932287197Sglebiusrsu_stop(struct rsu_softc *sc) 2933253789Srpaulo{ 2934253789Srpaulo int i; 2935253789Srpaulo 2936288094Sadrian RSU_ASSERT_LOCKED(sc); 2937288094Sadrian 2938287197Sglebius sc->sc_running = 0; 2939253789Srpaulo sc->sc_calibrating = 0; 2940253789Srpaulo taskqueue_cancel_timeout(taskqueue_thread, &sc->calib_task, NULL); 2941288052Sadrian taskqueue_cancel(taskqueue_thread, &sc->tx_task, NULL); 2942253789Srpaulo 2943253789Srpaulo /* Power off adapter. */ 2944253789Srpaulo rsu_power_off(sc); 2945253789Srpaulo 2946253789Srpaulo for (i = 0; i < RSU_N_TRANSFER; i++) 2947253789Srpaulo usbd_transfer_stop(sc->sc_xfer[i]); 2948288051Sadrian 2949288051Sadrian /* Ensure the mbuf queue is drained */ 2950288051Sadrian rsu_drain_mbufq(sc); 2951253789Srpaulo} 2952253789Srpaulo 2953287892Sadrian/* 2954287892Sadrian * Note: usb_pause_mtx() actually releases the mutex before calling pause(), 2955287892Sadrian * which breaks any kind of driver serialisation. 2956287892Sadrian */ 2957266471Shselaskystatic void 2958287892Sadrianrsu_ms_delay(struct rsu_softc *sc, int ms) 2959266471Shselasky{ 2960287892Sadrian 2961287892Sadrian //usb_pause_mtx(&sc->sc_mtx, hz / 1000); 2962287892Sadrian DELAY(ms * 1000); 2963266471Shselasky} 2964