102ac6454SAndrew Thompson 202ac6454SAndrew Thompson /*- 302ac6454SAndrew Thompson * Copyright (c) 2005, 2006 402ac6454SAndrew Thompson * Damien Bergamini <damien.bergamini@free.fr> 502ac6454SAndrew Thompson * 602ac6454SAndrew Thompson * Copyright (c) 2006, 2008 75d38a4d4SEd Schouten * Hans Petter Selasky <hselasky@FreeBSD.org> 802ac6454SAndrew Thompson * 902ac6454SAndrew Thompson * Permission to use, copy, modify, and distribute this software for any 1002ac6454SAndrew Thompson * purpose with or without fee is hereby granted, provided that the above 1102ac6454SAndrew Thompson * copyright notice and this permission notice appear in all copies. 1202ac6454SAndrew Thompson * 1302ac6454SAndrew Thompson * THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL WARRANTIES 1402ac6454SAndrew Thompson * WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF 1502ac6454SAndrew Thompson * MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR 1602ac6454SAndrew Thompson * ANY SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES 1702ac6454SAndrew Thompson * WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN 1802ac6454SAndrew Thompson * ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF 1902ac6454SAndrew Thompson * OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE. 2002ac6454SAndrew Thompson */ 2102ac6454SAndrew Thompson 2202ac6454SAndrew Thompson #include <sys/cdefs.h> 2302ac6454SAndrew Thompson /*- 2402ac6454SAndrew Thompson * Ralink Technology RT2500USB chipset driver 2502ac6454SAndrew Thompson * http://www.ralinktech.com/ 2602ac6454SAndrew Thompson */ 2702ac6454SAndrew Thompson 2863a55eabSAndriy Voskoboinyk #include "opt_wlan.h" 2963a55eabSAndriy Voskoboinyk 305efea30fSAndrew Thompson #include <sys/param.h> 315efea30fSAndrew Thompson #include <sys/sockio.h> 325efea30fSAndrew Thompson #include <sys/sysctl.h> 335efea30fSAndrew Thompson #include <sys/lock.h> 345efea30fSAndrew Thompson #include <sys/mutex.h> 355efea30fSAndrew Thompson #include <sys/mbuf.h> 365efea30fSAndrew Thompson #include <sys/kernel.h> 375efea30fSAndrew Thompson #include <sys/socket.h> 385efea30fSAndrew Thompson #include <sys/systm.h> 395efea30fSAndrew Thompson #include <sys/malloc.h> 405efea30fSAndrew Thompson #include <sys/module.h> 415efea30fSAndrew Thompson #include <sys/bus.h> 425efea30fSAndrew Thompson #include <sys/endian.h> 435efea30fSAndrew Thompson #include <sys/kdb.h> 445efea30fSAndrew Thompson 455efea30fSAndrew Thompson #include <net/bpf.h> 465efea30fSAndrew Thompson #include <net/if.h> 4776039bc8SGleb Smirnoff #include <net/if_var.h> 485efea30fSAndrew Thompson #include <net/if_arp.h> 495efea30fSAndrew Thompson #include <net/ethernet.h> 505efea30fSAndrew Thompson #include <net/if_dl.h> 515efea30fSAndrew Thompson #include <net/if_media.h> 525efea30fSAndrew Thompson #include <net/if_types.h> 535efea30fSAndrew Thompson 545efea30fSAndrew Thompson #ifdef INET 555efea30fSAndrew Thompson #include <netinet/in.h> 565efea30fSAndrew Thompson #include <netinet/in_systm.h> 575efea30fSAndrew Thompson #include <netinet/in_var.h> 585efea30fSAndrew Thompson #include <netinet/if_ether.h> 595efea30fSAndrew Thompson #include <netinet/ip.h> 605efea30fSAndrew Thompson #endif 615efea30fSAndrew Thompson 625efea30fSAndrew Thompson #include <net80211/ieee80211_var.h> 635efea30fSAndrew Thompson #include <net80211/ieee80211_regdomain.h> 645efea30fSAndrew Thompson #include <net80211/ieee80211_radiotap.h> 65b6108616SRui Paulo #include <net80211/ieee80211_ratectl.h> 6602ac6454SAndrew Thompson 675efea30fSAndrew Thompson #include <dev/usb/usb.h> 68ed6d949aSAndrew Thompson #include <dev/usb/usbdi.h> 695efea30fSAndrew Thompson #include "usbdevs.h" 7002ac6454SAndrew Thompson 71ed6d949aSAndrew Thompson #define USB_DEBUG_VAR ural_debug 72ed6d949aSAndrew Thompson #include <dev/usb/usb_debug.h> 735efea30fSAndrew Thompson 7402ac6454SAndrew Thompson #include <dev/usb/wlan/if_uralreg.h> 7502ac6454SAndrew Thompson #include <dev/usb/wlan/if_uralvar.h> 7602ac6454SAndrew Thompson 77b850ecc1SAndrew Thompson #ifdef USB_DEBUG 7802ac6454SAndrew Thompson static int ural_debug = 0; 7902ac6454SAndrew Thompson 80f8d2b1f3SPawel Biernacki static SYSCTL_NODE(_hw_usb, OID_AUTO, ural, CTLFLAG_RW | CTLFLAG_MPSAFE, 0, 81f8d2b1f3SPawel Biernacki "USB ural"); 82ece4b0bdSHans Petter Selasky SYSCTL_INT(_hw_usb_ural, OID_AUTO, debug, CTLFLAG_RWTUN, &ural_debug, 0, 8302ac6454SAndrew Thompson "Debug level"); 8402ac6454SAndrew Thompson #endif 8502ac6454SAndrew Thompson 8602ac6454SAndrew Thompson #define URAL_RSSI(rssi) \ 8702ac6454SAndrew Thompson ((rssi) > (RAL_NOISE_FLOOR + RAL_RSSI_CORR) ? \ 8802ac6454SAndrew Thompson ((rssi) - (RAL_NOISE_FLOOR + RAL_RSSI_CORR)) : 0) 8902ac6454SAndrew Thompson 9002ac6454SAndrew Thompson /* various supported device vendors/products */ 91f1a16106SHans Petter Selasky static const STRUCT_USB_HOST_ID ural_devs[] = { 929e6b5313SAndrew Thompson #define URAL_DEV(v,p) { USB_VP(USB_VENDOR_##v, USB_PRODUCT_##v##_##p) } 939e6b5313SAndrew Thompson URAL_DEV(ASUS, WL167G), 949e6b5313SAndrew Thompson URAL_DEV(ASUS, RT2570), 959e6b5313SAndrew Thompson URAL_DEV(BELKIN, F5D7050), 969e6b5313SAndrew Thompson URAL_DEV(BELKIN, F5D7051), 979e6b5313SAndrew Thompson URAL_DEV(CISCOLINKSYS, HU200TS), 989e6b5313SAndrew Thompson URAL_DEV(CISCOLINKSYS, WUSB54G), 999e6b5313SAndrew Thompson URAL_DEV(CISCOLINKSYS, WUSB54GP), 1009e6b5313SAndrew Thompson URAL_DEV(CONCEPTRONIC2, C54RU), 1019e6b5313SAndrew Thompson URAL_DEV(DLINK, DWLG122), 1029e6b5313SAndrew Thompson URAL_DEV(GIGABYTE, GN54G), 1039e6b5313SAndrew Thompson URAL_DEV(GIGABYTE, GNWBKG), 1049e6b5313SAndrew Thompson URAL_DEV(GUILLEMOT, HWGUSB254), 1059e6b5313SAndrew Thompson URAL_DEV(MELCO, KG54), 1069e6b5313SAndrew Thompson URAL_DEV(MELCO, KG54AI), 1079e6b5313SAndrew Thompson URAL_DEV(MELCO, KG54YB), 1089e6b5313SAndrew Thompson URAL_DEV(MELCO, NINWIFI), 1099e6b5313SAndrew Thompson URAL_DEV(MSI, RT2570), 1109e6b5313SAndrew Thompson URAL_DEV(MSI, RT2570_2), 1119e6b5313SAndrew Thompson URAL_DEV(MSI, RT2570_3), 1129e6b5313SAndrew Thompson URAL_DEV(NOVATECH, NV902), 1139e6b5313SAndrew Thompson URAL_DEV(RALINK, RT2570), 1149e6b5313SAndrew Thompson URAL_DEV(RALINK, RT2570_2), 1159e6b5313SAndrew Thompson URAL_DEV(RALINK, RT2570_3), 1169e6b5313SAndrew Thompson URAL_DEV(SIEMENS2, WL54G), 1179e6b5313SAndrew Thompson URAL_DEV(SMC, 2862WG), 1189e6b5313SAndrew Thompson URAL_DEV(SPHAIRON, UB801R), 1199e6b5313SAndrew Thompson URAL_DEV(SURECOM, RT2570), 1209e6b5313SAndrew Thompson URAL_DEV(VTECH, RT2570), 1219e6b5313SAndrew Thompson URAL_DEV(ZINWELL, RT2570), 1229e6b5313SAndrew Thompson #undef URAL_DEV 12302ac6454SAndrew Thompson }; 12402ac6454SAndrew Thompson 125e0a69b51SAndrew Thompson static usb_callback_t ural_bulk_read_callback; 126e0a69b51SAndrew Thompson static usb_callback_t ural_bulk_write_callback; 12702ac6454SAndrew Thompson 128e0a69b51SAndrew Thompson static usb_error_t ural_do_request(struct ural_softc *sc, 129760bc48eSAndrew Thompson struct usb_device_request *req, void *data); 13002ac6454SAndrew Thompson static struct ieee80211vap *ural_vap_create(struct ieee80211com *, 131fcd9500fSBernhard Schmidt const char [IFNAMSIZ], int, enum ieee80211_opmode, 132fcd9500fSBernhard Schmidt int, const uint8_t [IEEE80211_ADDR_LEN], 133fcd9500fSBernhard Schmidt const uint8_t [IEEE80211_ADDR_LEN]); 13402ac6454SAndrew Thompson static void ural_vap_delete(struct ieee80211vap *); 13502ac6454SAndrew Thompson static void ural_tx_free(struct ural_tx_data *, int); 13602ac6454SAndrew Thompson static void ural_setup_tx_list(struct ural_softc *); 13702ac6454SAndrew Thompson static void ural_unsetup_tx_list(struct ural_softc *); 13802ac6454SAndrew Thompson static int ural_newstate(struct ieee80211vap *, 13902ac6454SAndrew Thompson enum ieee80211_state, int); 14002ac6454SAndrew Thompson static void ural_setup_tx_desc(struct ural_softc *, 14102ac6454SAndrew Thompson struct ural_tx_desc *, uint32_t, int, int); 14202ac6454SAndrew Thompson static int ural_tx_bcn(struct ural_softc *, struct mbuf *, 14302ac6454SAndrew Thompson struct ieee80211_node *); 14402ac6454SAndrew Thompson static int ural_tx_mgt(struct ural_softc *, struct mbuf *, 14502ac6454SAndrew Thompson struct ieee80211_node *); 14602ac6454SAndrew Thompson static int ural_tx_data(struct ural_softc *, struct mbuf *, 14702ac6454SAndrew Thompson struct ieee80211_node *); 1487a79cebfSGleb Smirnoff static int ural_transmit(struct ieee80211com *, struct mbuf *); 1497a79cebfSGleb Smirnoff static void ural_start(struct ural_softc *); 1507a79cebfSGleb Smirnoff static void ural_parent(struct ieee80211com *); 15102ac6454SAndrew Thompson static void ural_set_testmode(struct ural_softc *); 15202ac6454SAndrew Thompson static void ural_eeprom_read(struct ural_softc *, uint16_t, void *, 15302ac6454SAndrew Thompson int); 15402ac6454SAndrew Thompson static uint16_t ural_read(struct ural_softc *, uint16_t); 15502ac6454SAndrew Thompson static void ural_read_multi(struct ural_softc *, uint16_t, void *, 15602ac6454SAndrew Thompson int); 15702ac6454SAndrew Thompson static void ural_write(struct ural_softc *, uint16_t, uint16_t); 15802ac6454SAndrew Thompson static void ural_write_multi(struct ural_softc *, uint16_t, void *, 15902ac6454SAndrew Thompson int) __unused; 16002ac6454SAndrew Thompson static void ural_bbp_write(struct ural_softc *, uint8_t, uint8_t); 16102ac6454SAndrew Thompson static uint8_t ural_bbp_read(struct ural_softc *, uint8_t); 16202ac6454SAndrew Thompson static void ural_rf_write(struct ural_softc *, uint8_t, uint32_t); 16302ac6454SAndrew Thompson static void ural_scan_start(struct ieee80211com *); 16402ac6454SAndrew Thompson static void ural_scan_end(struct ieee80211com *); 16583829b48SAndriy Voskoboinyk static void ural_getradiocaps(struct ieee80211com *, int, int *, 16683829b48SAndriy Voskoboinyk struct ieee80211_channel[]); 16702ac6454SAndrew Thompson static void ural_set_channel(struct ieee80211com *); 16802ac6454SAndrew Thompson static void ural_set_chan(struct ural_softc *, 16902ac6454SAndrew Thompson struct ieee80211_channel *); 17002ac6454SAndrew Thompson static void ural_disable_rf_tune(struct ural_softc *); 17102ac6454SAndrew Thompson static void ural_enable_tsf_sync(struct ural_softc *); 1725463c4a4SSam Leffler static void ural_enable_tsf(struct ural_softc *); 1737a79cebfSGleb Smirnoff static void ural_update_slot(struct ural_softc *); 17402ac6454SAndrew Thompson static void ural_set_txpreamble(struct ural_softc *); 17502ac6454SAndrew Thompson static void ural_set_basicrates(struct ural_softc *, 17602ac6454SAndrew Thompson const struct ieee80211_channel *); 17702ac6454SAndrew Thompson static void ural_set_bssid(struct ural_softc *, const uint8_t *); 1787a79cebfSGleb Smirnoff static void ural_set_macaddr(struct ural_softc *, const uint8_t *); 179272f6adeSGleb Smirnoff static void ural_update_promisc(struct ieee80211com *); 1805efea30fSAndrew Thompson static void ural_setpromisc(struct ural_softc *); 18102ac6454SAndrew Thompson static const char *ural_get_rf(int); 18202ac6454SAndrew Thompson static void ural_read_eeprom(struct ural_softc *); 18302ac6454SAndrew Thompson static int ural_bbp_init(struct ural_softc *); 18402ac6454SAndrew Thompson static void ural_set_txantenna(struct ural_softc *, int); 18502ac6454SAndrew Thompson static void ural_set_rxantenna(struct ural_softc *, int); 1867a79cebfSGleb Smirnoff static void ural_init(struct ural_softc *); 1875efea30fSAndrew Thompson static void ural_stop(struct ural_softc *); 18802ac6454SAndrew Thompson static int ural_raw_xmit(struct ieee80211_node *, struct mbuf *, 18902ac6454SAndrew Thompson const struct ieee80211_bpf_params *); 190b6108616SRui Paulo static void ural_ratectl_start(struct ural_softc *, 19102ac6454SAndrew Thompson struct ieee80211_node *); 192b6108616SRui Paulo static void ural_ratectl_timeout(void *); 193b6108616SRui Paulo static void ural_ratectl_task(void *, int); 19402ac6454SAndrew Thompson static int ural_pause(struct ural_softc *sc, int timeout); 19502ac6454SAndrew Thompson 19602ac6454SAndrew Thompson /* 19702ac6454SAndrew Thompson * Default values for MAC registers; values taken from the reference driver. 19802ac6454SAndrew Thompson */ 19902ac6454SAndrew Thompson static const struct { 20002ac6454SAndrew Thompson uint16_t reg; 20102ac6454SAndrew Thompson uint16_t val; 20202ac6454SAndrew Thompson } ural_def_mac[] = { 20302ac6454SAndrew Thompson { RAL_TXRX_CSR5, 0x8c8d }, 20402ac6454SAndrew Thompson { RAL_TXRX_CSR6, 0x8b8a }, 20502ac6454SAndrew Thompson { RAL_TXRX_CSR7, 0x8687 }, 20602ac6454SAndrew Thompson { RAL_TXRX_CSR8, 0x0085 }, 20702ac6454SAndrew Thompson { RAL_MAC_CSR13, 0x1111 }, 20802ac6454SAndrew Thompson { RAL_MAC_CSR14, 0x1e11 }, 20902ac6454SAndrew Thompson { RAL_TXRX_CSR21, 0xe78f }, 21002ac6454SAndrew Thompson { RAL_MAC_CSR9, 0xff1d }, 21102ac6454SAndrew Thompson { RAL_MAC_CSR11, 0x0002 }, 21202ac6454SAndrew Thompson { RAL_MAC_CSR22, 0x0053 }, 21302ac6454SAndrew Thompson { RAL_MAC_CSR15, 0x0000 }, 21402ac6454SAndrew Thompson { RAL_MAC_CSR8, RAL_FRAME_SIZE }, 21502ac6454SAndrew Thompson { RAL_TXRX_CSR19, 0x0000 }, 21602ac6454SAndrew Thompson { RAL_TXRX_CSR18, 0x005a }, 21702ac6454SAndrew Thompson { RAL_PHY_CSR2, 0x0000 }, 21802ac6454SAndrew Thompson { RAL_TXRX_CSR0, 0x1ec0 }, 21902ac6454SAndrew Thompson { RAL_PHY_CSR4, 0x000f } 22002ac6454SAndrew Thompson }; 22102ac6454SAndrew Thompson 22202ac6454SAndrew Thompson /* 22302ac6454SAndrew Thompson * Default values for BBP registers; values taken from the reference driver. 22402ac6454SAndrew Thompson */ 22502ac6454SAndrew Thompson static const struct { 22602ac6454SAndrew Thompson uint8_t reg; 22702ac6454SAndrew Thompson uint8_t val; 22802ac6454SAndrew Thompson } ural_def_bbp[] = { 22902ac6454SAndrew Thompson { 3, 0x02 }, 23002ac6454SAndrew Thompson { 4, 0x19 }, 23102ac6454SAndrew Thompson { 14, 0x1c }, 23202ac6454SAndrew Thompson { 15, 0x30 }, 23302ac6454SAndrew Thompson { 16, 0xac }, 23402ac6454SAndrew Thompson { 17, 0x48 }, 23502ac6454SAndrew Thompson { 18, 0x18 }, 23602ac6454SAndrew Thompson { 19, 0xff }, 23702ac6454SAndrew Thompson { 20, 0x1e }, 23802ac6454SAndrew Thompson { 21, 0x08 }, 23902ac6454SAndrew Thompson { 22, 0x08 }, 24002ac6454SAndrew Thompson { 23, 0x08 }, 24102ac6454SAndrew Thompson { 24, 0x80 }, 24202ac6454SAndrew Thompson { 25, 0x50 }, 24302ac6454SAndrew Thompson { 26, 0x08 }, 24402ac6454SAndrew Thompson { 27, 0x23 }, 24502ac6454SAndrew Thompson { 30, 0x10 }, 24602ac6454SAndrew Thompson { 31, 0x2b }, 24702ac6454SAndrew Thompson { 32, 0xb9 }, 24802ac6454SAndrew Thompson { 34, 0x12 }, 24902ac6454SAndrew Thompson { 35, 0x50 }, 25002ac6454SAndrew Thompson { 39, 0xc4 }, 25102ac6454SAndrew Thompson { 40, 0x02 }, 25202ac6454SAndrew Thompson { 41, 0x60 }, 25302ac6454SAndrew Thompson { 53, 0x10 }, 25402ac6454SAndrew Thompson { 54, 0x18 }, 25502ac6454SAndrew Thompson { 56, 0x08 }, 25602ac6454SAndrew Thompson { 57, 0x10 }, 25702ac6454SAndrew Thompson { 58, 0x08 }, 25802ac6454SAndrew Thompson { 61, 0x60 }, 25902ac6454SAndrew Thompson { 62, 0x10 }, 26002ac6454SAndrew Thompson { 75, 0xff } 26102ac6454SAndrew Thompson }; 26202ac6454SAndrew Thompson 26302ac6454SAndrew Thompson /* 26402ac6454SAndrew Thompson * Default values for RF register R2 indexed by channel numbers. 26502ac6454SAndrew Thompson */ 26602ac6454SAndrew Thompson static const uint32_t ural_rf2522_r2[] = { 26702ac6454SAndrew Thompson 0x307f6, 0x307fb, 0x30800, 0x30805, 0x3080a, 0x3080f, 0x30814, 26802ac6454SAndrew Thompson 0x30819, 0x3081e, 0x30823, 0x30828, 0x3082d, 0x30832, 0x3083e 26902ac6454SAndrew Thompson }; 27002ac6454SAndrew Thompson 27102ac6454SAndrew Thompson static const uint32_t ural_rf2523_r2[] = { 27202ac6454SAndrew Thompson 0x00327, 0x00328, 0x00329, 0x0032a, 0x0032b, 0x0032c, 0x0032d, 27302ac6454SAndrew Thompson 0x0032e, 0x0032f, 0x00340, 0x00341, 0x00342, 0x00343, 0x00346 27402ac6454SAndrew Thompson }; 27502ac6454SAndrew Thompson 27602ac6454SAndrew Thompson static const uint32_t ural_rf2524_r2[] = { 27702ac6454SAndrew Thompson 0x00327, 0x00328, 0x00329, 0x0032a, 0x0032b, 0x0032c, 0x0032d, 27802ac6454SAndrew Thompson 0x0032e, 0x0032f, 0x00340, 0x00341, 0x00342, 0x00343, 0x00346 27902ac6454SAndrew Thompson }; 28002ac6454SAndrew Thompson 28102ac6454SAndrew Thompson static const uint32_t ural_rf2525_r2[] = { 28202ac6454SAndrew Thompson 0x20327, 0x20328, 0x20329, 0x2032a, 0x2032b, 0x2032c, 0x2032d, 28302ac6454SAndrew Thompson 0x2032e, 0x2032f, 0x20340, 0x20341, 0x20342, 0x20343, 0x20346 28402ac6454SAndrew Thompson }; 28502ac6454SAndrew Thompson 28602ac6454SAndrew Thompson static const uint32_t ural_rf2525_hi_r2[] = { 28702ac6454SAndrew Thompson 0x2032f, 0x20340, 0x20341, 0x20342, 0x20343, 0x20344, 0x20345, 28802ac6454SAndrew Thompson 0x20346, 0x20347, 0x20348, 0x20349, 0x2034a, 0x2034b, 0x2034e 28902ac6454SAndrew Thompson }; 29002ac6454SAndrew Thompson 29102ac6454SAndrew Thompson static const uint32_t ural_rf2525e_r2[] = { 29202ac6454SAndrew Thompson 0x2044d, 0x2044e, 0x2044f, 0x20460, 0x20461, 0x20462, 0x20463, 29302ac6454SAndrew Thompson 0x20464, 0x20465, 0x20466, 0x20467, 0x20468, 0x20469, 0x2046b 29402ac6454SAndrew Thompson }; 29502ac6454SAndrew Thompson 29602ac6454SAndrew Thompson static const uint32_t ural_rf2526_hi_r2[] = { 29702ac6454SAndrew Thompson 0x0022a, 0x0022b, 0x0022b, 0x0022c, 0x0022c, 0x0022d, 0x0022d, 29802ac6454SAndrew Thompson 0x0022e, 0x0022e, 0x0022f, 0x0022d, 0x00240, 0x00240, 0x00241 29902ac6454SAndrew Thompson }; 30002ac6454SAndrew Thompson 30102ac6454SAndrew Thompson static const uint32_t ural_rf2526_r2[] = { 30202ac6454SAndrew Thompson 0x00226, 0x00227, 0x00227, 0x00228, 0x00228, 0x00229, 0x00229, 30302ac6454SAndrew Thompson 0x0022a, 0x0022a, 0x0022b, 0x0022b, 0x0022c, 0x0022c, 0x0022d 30402ac6454SAndrew Thompson }; 30502ac6454SAndrew Thompson 30602ac6454SAndrew Thompson /* 30702ac6454SAndrew Thompson * For dual-band RF, RF registers R1 and R4 also depend on channel number; 30802ac6454SAndrew Thompson * values taken from the reference driver. 30902ac6454SAndrew Thompson */ 31002ac6454SAndrew Thompson static const struct { 31102ac6454SAndrew Thompson uint8_t chan; 31202ac6454SAndrew Thompson uint32_t r1; 31302ac6454SAndrew Thompson uint32_t r2; 31402ac6454SAndrew Thompson uint32_t r4; 31502ac6454SAndrew Thompson } ural_rf5222[] = { 31602ac6454SAndrew Thompson { 1, 0x08808, 0x0044d, 0x00282 }, 31702ac6454SAndrew Thompson { 2, 0x08808, 0x0044e, 0x00282 }, 31802ac6454SAndrew Thompson { 3, 0x08808, 0x0044f, 0x00282 }, 31902ac6454SAndrew Thompson { 4, 0x08808, 0x00460, 0x00282 }, 32002ac6454SAndrew Thompson { 5, 0x08808, 0x00461, 0x00282 }, 32102ac6454SAndrew Thompson { 6, 0x08808, 0x00462, 0x00282 }, 32202ac6454SAndrew Thompson { 7, 0x08808, 0x00463, 0x00282 }, 32302ac6454SAndrew Thompson { 8, 0x08808, 0x00464, 0x00282 }, 32402ac6454SAndrew Thompson { 9, 0x08808, 0x00465, 0x00282 }, 32502ac6454SAndrew Thompson { 10, 0x08808, 0x00466, 0x00282 }, 32602ac6454SAndrew Thompson { 11, 0x08808, 0x00467, 0x00282 }, 32702ac6454SAndrew Thompson { 12, 0x08808, 0x00468, 0x00282 }, 32802ac6454SAndrew Thompson { 13, 0x08808, 0x00469, 0x00282 }, 32902ac6454SAndrew Thompson { 14, 0x08808, 0x0046b, 0x00286 }, 33002ac6454SAndrew Thompson 33102ac6454SAndrew Thompson { 36, 0x08804, 0x06225, 0x00287 }, 33202ac6454SAndrew Thompson { 40, 0x08804, 0x06226, 0x00287 }, 33302ac6454SAndrew Thompson { 44, 0x08804, 0x06227, 0x00287 }, 33402ac6454SAndrew Thompson { 48, 0x08804, 0x06228, 0x00287 }, 33502ac6454SAndrew Thompson { 52, 0x08804, 0x06229, 0x00287 }, 33602ac6454SAndrew Thompson { 56, 0x08804, 0x0622a, 0x00287 }, 33702ac6454SAndrew Thompson { 60, 0x08804, 0x0622b, 0x00287 }, 33802ac6454SAndrew Thompson { 64, 0x08804, 0x0622c, 0x00287 }, 33902ac6454SAndrew Thompson 34002ac6454SAndrew Thompson { 100, 0x08804, 0x02200, 0x00283 }, 34102ac6454SAndrew Thompson { 104, 0x08804, 0x02201, 0x00283 }, 34202ac6454SAndrew Thompson { 108, 0x08804, 0x02202, 0x00283 }, 34302ac6454SAndrew Thompson { 112, 0x08804, 0x02203, 0x00283 }, 34402ac6454SAndrew Thompson { 116, 0x08804, 0x02204, 0x00283 }, 34502ac6454SAndrew Thompson { 120, 0x08804, 0x02205, 0x00283 }, 34602ac6454SAndrew Thompson { 124, 0x08804, 0x02206, 0x00283 }, 34702ac6454SAndrew Thompson { 128, 0x08804, 0x02207, 0x00283 }, 34802ac6454SAndrew Thompson { 132, 0x08804, 0x02208, 0x00283 }, 34902ac6454SAndrew Thompson { 136, 0x08804, 0x02209, 0x00283 }, 35002ac6454SAndrew Thompson { 140, 0x08804, 0x0220a, 0x00283 }, 35102ac6454SAndrew Thompson 35202ac6454SAndrew Thompson { 149, 0x08808, 0x02429, 0x00281 }, 35302ac6454SAndrew Thompson { 153, 0x08808, 0x0242b, 0x00281 }, 35402ac6454SAndrew Thompson { 157, 0x08808, 0x0242d, 0x00281 }, 35502ac6454SAndrew Thompson { 161, 0x08808, 0x0242f, 0x00281 } 35602ac6454SAndrew Thompson }; 35702ac6454SAndrew Thompson 35883829b48SAndriy Voskoboinyk static const uint8_t ural_chan_5ghz[] = 35983829b48SAndriy Voskoboinyk { 36, 40, 44, 48, 52, 56, 60, 64, 36083829b48SAndriy Voskoboinyk 100, 104, 108, 112, 116, 120, 124, 128, 132, 136, 140, 36183829b48SAndriy Voskoboinyk 149, 153, 157, 161 }; 36283829b48SAndriy Voskoboinyk 363760bc48eSAndrew Thompson static const struct usb_config ural_config[URAL_N_TRANSFER] = { 36402ac6454SAndrew Thompson [URAL_BULK_WR] = { 36502ac6454SAndrew Thompson .type = UE_BULK, 36602ac6454SAndrew Thompson .endpoint = UE_ADDR_ANY, 36702ac6454SAndrew Thompson .direction = UE_DIR_OUT, 3684eae601eSAndrew Thompson .bufsize = (RAL_FRAME_SIZE + RAL_TX_DESC_SIZE + 4), 3694eae601eSAndrew Thompson .flags = {.pipe_bof = 1,.force_short_xfer = 1,}, 3704eae601eSAndrew Thompson .callback = ural_bulk_write_callback, 3714eae601eSAndrew Thompson .timeout = 5000, /* ms */ 37202ac6454SAndrew Thompson }, 37302ac6454SAndrew Thompson [URAL_BULK_RD] = { 37402ac6454SAndrew Thompson .type = UE_BULK, 37502ac6454SAndrew Thompson .endpoint = UE_ADDR_ANY, 37602ac6454SAndrew Thompson .direction = UE_DIR_IN, 3774eae601eSAndrew Thompson .bufsize = (RAL_FRAME_SIZE + RAL_RX_DESC_SIZE), 3784eae601eSAndrew Thompson .flags = {.pipe_bof = 1,.short_xfer_ok = 1,}, 3794eae601eSAndrew Thompson .callback = ural_bulk_read_callback, 38002ac6454SAndrew Thompson }, 38102ac6454SAndrew Thompson }; 38202ac6454SAndrew Thompson 38302ac6454SAndrew Thompson static device_probe_t ural_match; 38402ac6454SAndrew Thompson static device_attach_t ural_attach; 38502ac6454SAndrew Thompson static device_detach_t ural_detach; 38602ac6454SAndrew Thompson 38702ac6454SAndrew Thompson static device_method_t ural_methods[] = { 38802ac6454SAndrew Thompson /* Device interface */ 38902ac6454SAndrew Thompson DEVMETHOD(device_probe, ural_match), 39002ac6454SAndrew Thompson DEVMETHOD(device_attach, ural_attach), 39102ac6454SAndrew Thompson DEVMETHOD(device_detach, ural_detach), 392645e4d17SHans Petter Selasky DEVMETHOD_END 39302ac6454SAndrew Thompson }; 39402ac6454SAndrew Thompson 39502ac6454SAndrew Thompson static driver_t ural_driver = { 39602ac6454SAndrew Thompson .name = "ural", 39702ac6454SAndrew Thompson .methods = ural_methods, 39802ac6454SAndrew Thompson .size = sizeof(struct ural_softc), 39902ac6454SAndrew Thompson }; 40002ac6454SAndrew Thompson 401bc9372d7SJohn Baldwin DRIVER_MODULE(ural, uhub, ural_driver, NULL, NULL); 40202ac6454SAndrew Thompson MODULE_DEPEND(ural, usb, 1, 1, 1); 40302ac6454SAndrew Thompson MODULE_DEPEND(ural, wlan, 1, 1, 1); 404910cb8feSAndrew Thompson MODULE_VERSION(ural, 1); 405f809f280SWarner Losh USB_PNP_HOST_INFO(ural_devs); 40602ac6454SAndrew Thompson 40702ac6454SAndrew Thompson static int 40802ac6454SAndrew Thompson ural_match(device_t self) 40902ac6454SAndrew Thompson { 410760bc48eSAndrew Thompson struct usb_attach_arg *uaa = device_get_ivars(self); 41102ac6454SAndrew Thompson 412f29a0724SAndrew Thompson if (uaa->usb_mode != USB_MODE_HOST) 41302ac6454SAndrew Thompson return (ENXIO); 41402ac6454SAndrew Thompson if (uaa->info.bConfigIndex != 0) 41502ac6454SAndrew Thompson return (ENXIO); 41602ac6454SAndrew Thompson if (uaa->info.bIfaceIndex != RAL_IFACE_INDEX) 41702ac6454SAndrew Thompson return (ENXIO); 41802ac6454SAndrew Thompson 419a593f6b8SAndrew Thompson return (usbd_lookup_id_by_uaa(ural_devs, sizeof(ural_devs), uaa)); 42002ac6454SAndrew Thompson } 42102ac6454SAndrew Thompson 42202ac6454SAndrew Thompson static int 42302ac6454SAndrew Thompson ural_attach(device_t self) 42402ac6454SAndrew Thompson { 425760bc48eSAndrew Thompson struct usb_attach_arg *uaa = device_get_ivars(self); 42602ac6454SAndrew Thompson struct ural_softc *sc = device_get_softc(self); 4277a79cebfSGleb Smirnoff struct ieee80211com *ic = &sc->sc_ic; 4280046e186SAndriy Voskoboinyk uint8_t iface_index; 42902ac6454SAndrew Thompson int error; 43002ac6454SAndrew Thompson 431a593f6b8SAndrew Thompson device_set_usb_desc(self); 43202ac6454SAndrew Thompson sc->sc_udev = uaa->device; 43302ac6454SAndrew Thompson sc->sc_dev = self; 43402ac6454SAndrew Thompson 43502ac6454SAndrew Thompson mtx_init(&sc->sc_mtx, device_get_nameunit(self), 43602ac6454SAndrew Thompson MTX_NETWORK_LOCK, MTX_DEF); 4377a79cebfSGleb Smirnoff mbufq_init(&sc->sc_snd, ifqmaxlen); 43802ac6454SAndrew Thompson 43902ac6454SAndrew Thompson iface_index = RAL_IFACE_INDEX; 440a593f6b8SAndrew Thompson error = usbd_transfer_setup(uaa->device, 44102ac6454SAndrew Thompson &iface_index, sc->sc_xfer, ural_config, 44202ac6454SAndrew Thompson URAL_N_TRANSFER, sc, &sc->sc_mtx); 44302ac6454SAndrew Thompson if (error) { 44402ac6454SAndrew Thompson device_printf(self, "could not allocate USB transfers, " 445a593f6b8SAndrew Thompson "err=%s\n", usbd_errstr(error)); 44602ac6454SAndrew Thompson goto detach; 44702ac6454SAndrew Thompson } 44802ac6454SAndrew Thompson 44902ac6454SAndrew Thompson RAL_LOCK(sc); 45002ac6454SAndrew Thompson /* retrieve RT2570 rev. no */ 45102ac6454SAndrew Thompson sc->asic_rev = ural_read(sc, RAL_MAC_CSR0); 45202ac6454SAndrew Thompson 45302ac6454SAndrew Thompson /* retrieve MAC address and various other things from EEPROM */ 45402ac6454SAndrew Thompson ural_read_eeprom(sc); 45502ac6454SAndrew Thompson RAL_UNLOCK(sc); 45602ac6454SAndrew Thompson 4575efea30fSAndrew Thompson device_printf(self, "MAC/BBP RT2570 (rev 0x%02x), RF %s\n", 45802ac6454SAndrew Thompson sc->asic_rev, ural_get_rf(sc->rf_rev)); 45902ac6454SAndrew Thompson 46059686fe9SGleb Smirnoff ic->ic_softc = sc; 461c8550c02SGleb Smirnoff ic->ic_name = device_get_nameunit(self); 46202ac6454SAndrew Thompson ic->ic_phytype = IEEE80211_T_OFDM; /* not only, but not used */ 46302ac6454SAndrew Thompson 46402ac6454SAndrew Thompson /* set device capabilities */ 46502ac6454SAndrew Thompson ic->ic_caps = 46602ac6454SAndrew Thompson IEEE80211_C_STA /* station mode supported */ 46702ac6454SAndrew Thompson | IEEE80211_C_IBSS /* IBSS mode supported */ 46802ac6454SAndrew Thompson | IEEE80211_C_MONITOR /* monitor mode supported */ 46902ac6454SAndrew Thompson | IEEE80211_C_HOSTAP /* HostAp mode supported */ 47002ac6454SAndrew Thompson | IEEE80211_C_TXPMGT /* tx power management */ 47102ac6454SAndrew Thompson | IEEE80211_C_SHPREAMBLE /* short preamble supported */ 47202ac6454SAndrew Thompson | IEEE80211_C_SHSLOT /* short slot time supported */ 47302ac6454SAndrew Thompson | IEEE80211_C_BGSCAN /* bg scanning supported */ 47402ac6454SAndrew Thompson | IEEE80211_C_WPA /* 802.11i */ 47502ac6454SAndrew Thompson ; 47602ac6454SAndrew Thompson 47783829b48SAndriy Voskoboinyk ural_getradiocaps(ic, IEEE80211_CHAN_MAX, &ic->ic_nchans, 47883829b48SAndriy Voskoboinyk ic->ic_channels); 47902ac6454SAndrew Thompson 4807a79cebfSGleb Smirnoff ieee80211_ifattach(ic); 48177ddf3d3SAndrew Thompson ic->ic_update_promisc = ural_update_promisc; 48202ac6454SAndrew Thompson ic->ic_raw_xmit = ural_raw_xmit; 48302ac6454SAndrew Thompson ic->ic_scan_start = ural_scan_start; 48402ac6454SAndrew Thompson ic->ic_scan_end = ural_scan_end; 48583829b48SAndriy Voskoboinyk ic->ic_getradiocaps = ural_getradiocaps; 48602ac6454SAndrew Thompson ic->ic_set_channel = ural_set_channel; 4877a79cebfSGleb Smirnoff ic->ic_parent = ural_parent; 4887a79cebfSGleb Smirnoff ic->ic_transmit = ural_transmit; 48902ac6454SAndrew Thompson ic->ic_vap_create = ural_vap_create; 49002ac6454SAndrew Thompson ic->ic_vap_delete = ural_vap_delete; 49102ac6454SAndrew Thompson 4925463c4a4SSam Leffler ieee80211_radiotap_attach(ic, 4935463c4a4SSam Leffler &sc->sc_txtap.wt_ihdr, sizeof(sc->sc_txtap), 4945463c4a4SSam Leffler RAL_TX_RADIOTAP_PRESENT, 4955463c4a4SSam Leffler &sc->sc_rxtap.wr_ihdr, sizeof(sc->sc_rxtap), 4965463c4a4SSam Leffler RAL_RX_RADIOTAP_PRESENT); 49702ac6454SAndrew Thompson 49802ac6454SAndrew Thompson if (bootverbose) 49902ac6454SAndrew Thompson ieee80211_announce(ic); 50002ac6454SAndrew Thompson 5015efea30fSAndrew Thompson return (0); 5025efea30fSAndrew Thompson 5035efea30fSAndrew Thompson detach: 5045efea30fSAndrew Thompson ural_detach(self); 5055efea30fSAndrew Thompson return (ENXIO); /* failure */ 50602ac6454SAndrew Thompson } 50702ac6454SAndrew Thompson 50802ac6454SAndrew Thompson static int 50902ac6454SAndrew Thompson ural_detach(device_t self) 51002ac6454SAndrew Thompson { 51102ac6454SAndrew Thompson struct ural_softc *sc = device_get_softc(self); 5127a79cebfSGleb Smirnoff struct ieee80211com *ic = &sc->sc_ic; 51302ac6454SAndrew Thompson 514645e4d17SHans Petter Selasky /* prevent further ioctls */ 515645e4d17SHans Petter Selasky RAL_LOCK(sc); 516645e4d17SHans Petter Selasky sc->sc_detached = 1; 517645e4d17SHans Petter Selasky RAL_UNLOCK(sc); 518645e4d17SHans Petter Selasky 51902ac6454SAndrew Thompson /* stop all USB transfers */ 520a593f6b8SAndrew Thompson usbd_transfer_unsetup(sc->sc_xfer, URAL_N_TRANSFER); 52102ac6454SAndrew Thompson 52202ac6454SAndrew Thompson /* free TX list, if any */ 52302ac6454SAndrew Thompson RAL_LOCK(sc); 52402ac6454SAndrew Thompson ural_unsetup_tx_list(sc); 52502ac6454SAndrew Thompson RAL_UNLOCK(sc); 52602ac6454SAndrew Thompson 5277a79cebfSGleb Smirnoff if (ic->ic_softc == sc) 52802ac6454SAndrew Thompson ieee80211_ifdetach(ic); 5297a79cebfSGleb Smirnoff mbufq_drain(&sc->sc_snd); 53002ac6454SAndrew Thompson mtx_destroy(&sc->sc_mtx); 53102ac6454SAndrew Thompson 53202ac6454SAndrew Thompson return (0); 53302ac6454SAndrew Thompson } 53402ac6454SAndrew Thompson 535e0a69b51SAndrew Thompson static usb_error_t 53677ddf3d3SAndrew Thompson ural_do_request(struct ural_softc *sc, 537760bc48eSAndrew Thompson struct usb_device_request *req, void *data) 53877ddf3d3SAndrew Thompson { 539e0a69b51SAndrew Thompson usb_error_t err; 54077ddf3d3SAndrew Thompson int ntries = 10; 54177ddf3d3SAndrew Thompson 54277ddf3d3SAndrew Thompson while (ntries--) { 543a593f6b8SAndrew Thompson err = usbd_do_request_flags(sc->sc_udev, &sc->sc_mtx, 54477ddf3d3SAndrew Thompson req, data, 0, NULL, 250 /* ms */); 54577ddf3d3SAndrew Thompson if (err == 0) 54677ddf3d3SAndrew Thompson break; 54777ddf3d3SAndrew Thompson 54877ddf3d3SAndrew Thompson DPRINTFN(1, "Control request failed, %s (retrying)\n", 549a593f6b8SAndrew Thompson usbd_errstr(err)); 55077ddf3d3SAndrew Thompson if (ural_pause(sc, hz / 100)) 55177ddf3d3SAndrew Thompson break; 55277ddf3d3SAndrew Thompson } 55377ddf3d3SAndrew Thompson return (err); 55477ddf3d3SAndrew Thompson } 55577ddf3d3SAndrew Thompson 55602ac6454SAndrew Thompson static struct ieee80211vap * 557fcd9500fSBernhard Schmidt ural_vap_create(struct ieee80211com *ic, const char name[IFNAMSIZ], int unit, 558fcd9500fSBernhard Schmidt enum ieee80211_opmode opmode, int flags, 55902ac6454SAndrew Thompson const uint8_t bssid[IEEE80211_ADDR_LEN], 56002ac6454SAndrew Thompson const uint8_t mac[IEEE80211_ADDR_LEN]) 56102ac6454SAndrew Thompson { 562d3fdd08cSAdrian Chadd struct ural_softc *sc = ic->ic_softc; 56302ac6454SAndrew Thompson struct ural_vap *uvp; 56402ac6454SAndrew Thompson struct ieee80211vap *vap; 56502ac6454SAndrew Thompson 56602ac6454SAndrew Thompson if (!TAILQ_EMPTY(&ic->ic_vaps)) /* only one at a time */ 56702ac6454SAndrew Thompson return NULL; 56897ad4604SKevin Lo uvp = malloc(sizeof(struct ural_vap), M_80211_VAP, M_WAITOK | M_ZERO); 56902ac6454SAndrew Thompson vap = &uvp->vap; 57002ac6454SAndrew Thompson /* enable s/w bmiss handling for sta mode */ 571bb2f69e8SHans Petter Selasky 572bb2f69e8SHans Petter Selasky if (ieee80211_vap_setup(ic, vap, name, unit, opmode, 5737a79cebfSGleb Smirnoff flags | IEEE80211_CLONE_NOBEACONS, bssid) != 0) { 574bb2f69e8SHans Petter Selasky /* out of memory */ 575bb2f69e8SHans Petter Selasky free(uvp, M_80211_VAP); 576bb2f69e8SHans Petter Selasky return (NULL); 577bb2f69e8SHans Petter Selasky } 57802ac6454SAndrew Thompson 57902ac6454SAndrew Thompson /* override state transition machine */ 58002ac6454SAndrew Thompson uvp->newstate = vap->iv_newstate; 58102ac6454SAndrew Thompson vap->iv_newstate = ural_newstate; 58202ac6454SAndrew Thompson 583b6108616SRui Paulo usb_callout_init_mtx(&uvp->ratectl_ch, &sc->sc_mtx, 0); 584b6108616SRui Paulo TASK_INIT(&uvp->ratectl_task, 0, ural_ratectl_task, uvp); 585b6108616SRui Paulo ieee80211_ratectl_init(vap); 586b6108616SRui Paulo ieee80211_ratectl_setinterval(vap, 1000 /* 1 sec */); 58702ac6454SAndrew Thompson 58802ac6454SAndrew Thompson /* complete setup */ 5897a79cebfSGleb Smirnoff ieee80211_vap_attach(vap, ieee80211_media_change, 5907a79cebfSGleb Smirnoff ieee80211_media_status, mac); 59102ac6454SAndrew Thompson ic->ic_opmode = opmode; 59202ac6454SAndrew Thompson return vap; 59302ac6454SAndrew Thompson } 59402ac6454SAndrew Thompson 59502ac6454SAndrew Thompson static void 59602ac6454SAndrew Thompson ural_vap_delete(struct ieee80211vap *vap) 59702ac6454SAndrew Thompson { 59802ac6454SAndrew Thompson struct ural_vap *uvp = URAL_VAP(vap); 5995efea30fSAndrew Thompson struct ieee80211com *ic = vap->iv_ic; 60002ac6454SAndrew Thompson 601b6108616SRui Paulo usb_callout_drain(&uvp->ratectl_ch); 602b6108616SRui Paulo ieee80211_draintask(ic, &uvp->ratectl_task); 603b6108616SRui Paulo ieee80211_ratectl_deinit(vap); 60402ac6454SAndrew Thompson ieee80211_vap_detach(vap); 60502ac6454SAndrew Thompson free(uvp, M_80211_VAP); 60602ac6454SAndrew Thompson } 60702ac6454SAndrew Thompson 60802ac6454SAndrew Thompson static void 60902ac6454SAndrew Thompson ural_tx_free(struct ural_tx_data *data, int txerr) 61002ac6454SAndrew Thompson { 61102ac6454SAndrew Thompson struct ural_softc *sc = data->sc; 61202ac6454SAndrew Thompson 61302ac6454SAndrew Thompson if (data->m != NULL) { 6147a79cebfSGleb Smirnoff ieee80211_tx_complete(data->ni, data->m, txerr); 61502ac6454SAndrew Thompson data->m = NULL; 61602ac6454SAndrew Thompson data->ni = NULL; 61702ac6454SAndrew Thompson } 61802ac6454SAndrew Thompson STAILQ_INSERT_TAIL(&sc->tx_free, data, next); 61902ac6454SAndrew Thompson sc->tx_nfree++; 62002ac6454SAndrew Thompson } 62102ac6454SAndrew Thompson 62202ac6454SAndrew Thompson static void 62302ac6454SAndrew Thompson ural_setup_tx_list(struct ural_softc *sc) 62402ac6454SAndrew Thompson { 62502ac6454SAndrew Thompson struct ural_tx_data *data; 62602ac6454SAndrew Thompson int i; 62702ac6454SAndrew Thompson 62802ac6454SAndrew Thompson sc->tx_nfree = 0; 62902ac6454SAndrew Thompson STAILQ_INIT(&sc->tx_q); 63002ac6454SAndrew Thompson STAILQ_INIT(&sc->tx_free); 63102ac6454SAndrew Thompson 63202ac6454SAndrew Thompson for (i = 0; i < RAL_TX_LIST_COUNT; i++) { 63302ac6454SAndrew Thompson data = &sc->tx_data[i]; 63402ac6454SAndrew Thompson 63502ac6454SAndrew Thompson data->sc = sc; 63602ac6454SAndrew Thompson STAILQ_INSERT_TAIL(&sc->tx_free, data, next); 63702ac6454SAndrew Thompson sc->tx_nfree++; 63802ac6454SAndrew Thompson } 63902ac6454SAndrew Thompson } 64002ac6454SAndrew Thompson 64102ac6454SAndrew Thompson static void 64202ac6454SAndrew Thompson ural_unsetup_tx_list(struct ural_softc *sc) 64302ac6454SAndrew Thompson { 64402ac6454SAndrew Thompson struct ural_tx_data *data; 64502ac6454SAndrew Thompson int i; 64602ac6454SAndrew Thompson 64702ac6454SAndrew Thompson /* make sure any subsequent use of the queues will fail */ 64802ac6454SAndrew Thompson sc->tx_nfree = 0; 64902ac6454SAndrew Thompson STAILQ_INIT(&sc->tx_q); 65002ac6454SAndrew Thompson STAILQ_INIT(&sc->tx_free); 65102ac6454SAndrew Thompson 65202ac6454SAndrew Thompson /* free up all node references and mbufs */ 65302ac6454SAndrew Thompson for (i = 0; i < RAL_TX_LIST_COUNT; i++) { 65402ac6454SAndrew Thompson data = &sc->tx_data[i]; 65502ac6454SAndrew Thompson 65602ac6454SAndrew Thompson if (data->m != NULL) { 65702ac6454SAndrew Thompson m_freem(data->m); 65802ac6454SAndrew Thompson data->m = NULL; 65902ac6454SAndrew Thompson } 66002ac6454SAndrew Thompson if (data->ni != NULL) { 66102ac6454SAndrew Thompson ieee80211_free_node(data->ni); 66202ac6454SAndrew Thompson data->ni = NULL; 66302ac6454SAndrew Thompson } 66402ac6454SAndrew Thompson } 66502ac6454SAndrew Thompson } 66602ac6454SAndrew Thompson 6675efea30fSAndrew Thompson static int 6685efea30fSAndrew Thompson ural_newstate(struct ieee80211vap *vap, enum ieee80211_state nstate, int arg) 66902ac6454SAndrew Thompson { 67002ac6454SAndrew Thompson struct ural_vap *uvp = URAL_VAP(vap); 6715efea30fSAndrew Thompson struct ieee80211com *ic = vap->iv_ic; 672d3fdd08cSAdrian Chadd struct ural_softc *sc = ic->ic_softc; 67302ac6454SAndrew Thompson const struct ieee80211_txparam *tp; 67402ac6454SAndrew Thompson struct ieee80211_node *ni; 67502ac6454SAndrew Thompson struct mbuf *m; 67602ac6454SAndrew Thompson 6775efea30fSAndrew Thompson DPRINTF("%s -> %s\n", 6785efea30fSAndrew Thompson ieee80211_state_name[vap->iv_state], 6795efea30fSAndrew Thompson ieee80211_state_name[nstate]); 68002ac6454SAndrew Thompson 6815efea30fSAndrew Thompson IEEE80211_UNLOCK(ic); 6825efea30fSAndrew Thompson RAL_LOCK(sc); 683b6108616SRui Paulo usb_callout_stop(&uvp->ratectl_ch); 6845efea30fSAndrew Thompson 6855efea30fSAndrew Thompson switch (nstate) { 68602ac6454SAndrew Thompson case IEEE80211_S_INIT: 6875efea30fSAndrew Thompson if (vap->iv_state == IEEE80211_S_RUN) { 68802ac6454SAndrew Thompson /* abort TSF synchronization */ 68902ac6454SAndrew Thompson ural_write(sc, RAL_TXRX_CSR19, 0); 69002ac6454SAndrew Thompson 69102ac6454SAndrew Thompson /* force tx led to stop blinking */ 69202ac6454SAndrew Thompson ural_write(sc, RAL_MAC_CSR20, 0); 69302ac6454SAndrew Thompson } 69402ac6454SAndrew Thompson break; 69502ac6454SAndrew Thompson 69602ac6454SAndrew Thompson case IEEE80211_S_RUN: 6978d8bdb01SAndrew Thompson ni = ieee80211_ref_node(vap->iv_bss); 69802ac6454SAndrew Thompson 69902ac6454SAndrew Thompson if (vap->iv_opmode != IEEE80211_M_MONITOR) { 7001517a7baSAdrian Chadd if (ic->ic_bsschan == IEEE80211_CHAN_ANYC) 7011517a7baSAdrian Chadd goto fail; 7021517a7baSAdrian Chadd 7037a79cebfSGleb Smirnoff ural_update_slot(sc); 70402ac6454SAndrew Thompson ural_set_txpreamble(sc); 70502ac6454SAndrew Thompson ural_set_basicrates(sc, ic->ic_bsschan); 706ae132f11SAndriy Voskoboinyk IEEE80211_ADDR_COPY(sc->sc_bssid, ni->ni_bssid); 707ae132f11SAndriy Voskoboinyk ural_set_bssid(sc, sc->sc_bssid); 70802ac6454SAndrew Thompson } 70902ac6454SAndrew Thompson 71002ac6454SAndrew Thompson if (vap->iv_opmode == IEEE80211_M_HOSTAP || 71102ac6454SAndrew Thompson vap->iv_opmode == IEEE80211_M_IBSS) { 712210ab3c2SAdrian Chadd m = ieee80211_beacon_alloc(ni); 71302ac6454SAndrew Thompson if (m == NULL) { 71402ac6454SAndrew Thompson device_printf(sc->sc_dev, 71502ac6454SAndrew Thompson "could not allocate beacon\n"); 7161517a7baSAdrian Chadd goto fail; 71702ac6454SAndrew Thompson } 7186fca0210SAndrew Thompson ieee80211_ref_node(ni); 71902ac6454SAndrew Thompson if (ural_tx_bcn(sc, m, ni) != 0) { 72002ac6454SAndrew Thompson device_printf(sc->sc_dev, 72102ac6454SAndrew Thompson "could not send beacon\n"); 7221517a7baSAdrian Chadd goto fail; 72302ac6454SAndrew Thompson } 72402ac6454SAndrew Thompson } 72502ac6454SAndrew Thompson 72602ac6454SAndrew Thompson /* make tx led blink on tx (controlled by ASIC) */ 72702ac6454SAndrew Thompson ural_write(sc, RAL_MAC_CSR20, 1); 72802ac6454SAndrew Thompson 72902ac6454SAndrew Thompson if (vap->iv_opmode != IEEE80211_M_MONITOR) 73002ac6454SAndrew Thompson ural_enable_tsf_sync(sc); 7315463c4a4SSam Leffler else 7325463c4a4SSam Leffler ural_enable_tsf(sc); 73302ac6454SAndrew Thompson 73402ac6454SAndrew Thompson /* enable automatic rate adaptation */ 7355463c4a4SSam Leffler /* XXX should use ic_bsschan but not valid until after newstate call below */ 7365463c4a4SSam Leffler tp = &vap->iv_txparms[ieee80211_chan2mode(ic->ic_curchan)]; 73702ac6454SAndrew Thompson if (tp->ucastrate == IEEE80211_FIXED_RATE_NONE) 738b6108616SRui Paulo ural_ratectl_start(sc, ni); 7398d8bdb01SAndrew Thompson ieee80211_free_node(ni); 74002ac6454SAndrew Thompson break; 74102ac6454SAndrew Thompson 74202ac6454SAndrew Thompson default: 74302ac6454SAndrew Thompson break; 74402ac6454SAndrew Thompson } 74502ac6454SAndrew Thompson RAL_UNLOCK(sc); 74602ac6454SAndrew Thompson IEEE80211_LOCK(ic); 7475efea30fSAndrew Thompson return (uvp->newstate(vap, nstate, arg)); 7481517a7baSAdrian Chadd 7491517a7baSAdrian Chadd fail: 7501517a7baSAdrian Chadd RAL_UNLOCK(sc); 7511517a7baSAdrian Chadd IEEE80211_LOCK(ic); 7521517a7baSAdrian Chadd ieee80211_free_node(ni); 7531517a7baSAdrian Chadd return (-1); 75402ac6454SAndrew Thompson } 75502ac6454SAndrew Thompson 75602ac6454SAndrew Thompson static void 757ed6d949aSAndrew Thompson ural_bulk_write_callback(struct usb_xfer *xfer, usb_error_t error) 75802ac6454SAndrew Thompson { 759ed6d949aSAndrew Thompson struct ural_softc *sc = usbd_xfer_softc(xfer); 7605463c4a4SSam Leffler struct ieee80211vap *vap; 76102ac6454SAndrew Thompson struct ural_tx_data *data; 76202ac6454SAndrew Thompson struct mbuf *m; 763ed6d949aSAndrew Thompson struct usb_page_cache *pc; 764ed6d949aSAndrew Thompson int len; 765ed6d949aSAndrew Thompson 766ed6d949aSAndrew Thompson usbd_xfer_status(xfer, &len, NULL, NULL, NULL); 76702ac6454SAndrew Thompson 76802ac6454SAndrew Thompson switch (USB_GET_STATE(xfer)) { 76902ac6454SAndrew Thompson case USB_ST_TRANSFERRED: 770ed6d949aSAndrew Thompson DPRINTFN(11, "transfer complete, %d bytes\n", len); 77102ac6454SAndrew Thompson 77202ac6454SAndrew Thompson /* free resources */ 773ed6d949aSAndrew Thompson data = usbd_xfer_get_priv(xfer); 77402ac6454SAndrew Thompson ural_tx_free(data, 0); 775ed6d949aSAndrew Thompson usbd_xfer_set_priv(xfer, NULL); 77602ac6454SAndrew Thompson 77702ac6454SAndrew Thompson /* FALLTHROUGH */ 77802ac6454SAndrew Thompson case USB_ST_SETUP: 77902ac6454SAndrew Thompson tr_setup: 78002ac6454SAndrew Thompson data = STAILQ_FIRST(&sc->tx_q); 78102ac6454SAndrew Thompson if (data) { 78202ac6454SAndrew Thompson STAILQ_REMOVE_HEAD(&sc->tx_q, next); 78302ac6454SAndrew Thompson m = data->m; 78402ac6454SAndrew Thompson 7856d917491SHans Petter Selasky if (m->m_pkthdr.len > (int)(RAL_FRAME_SIZE + RAL_TX_DESC_SIZE)) { 78602ac6454SAndrew Thompson DPRINTFN(0, "data overflow, %u bytes\n", 78702ac6454SAndrew Thompson m->m_pkthdr.len); 78802ac6454SAndrew Thompson m->m_pkthdr.len = (RAL_FRAME_SIZE + RAL_TX_DESC_SIZE); 78902ac6454SAndrew Thompson } 790ed6d949aSAndrew Thompson pc = usbd_xfer_get_frame(xfer, 0); 791ed6d949aSAndrew Thompson usbd_copy_in(pc, 0, &data->desc, RAL_TX_DESC_SIZE); 792ed6d949aSAndrew Thompson usbd_m_copy_in(pc, RAL_TX_DESC_SIZE, m, 0, 79302ac6454SAndrew Thompson m->m_pkthdr.len); 79402ac6454SAndrew Thompson 7955463c4a4SSam Leffler vap = data->ni->ni_vap; 7965463c4a4SSam Leffler if (ieee80211_radiotap_active_vap(vap)) { 79702ac6454SAndrew Thompson struct ural_tx_radiotap_header *tap = &sc->sc_txtap; 79802ac6454SAndrew Thompson 79902ac6454SAndrew Thompson tap->wt_flags = 0; 80002ac6454SAndrew Thompson tap->wt_rate = data->rate; 80102ac6454SAndrew Thompson tap->wt_antenna = sc->tx_ant; 80202ac6454SAndrew Thompson 8035463c4a4SSam Leffler ieee80211_radiotap_tx(vap, m); 80402ac6454SAndrew Thompson } 80502ac6454SAndrew Thompson 80602ac6454SAndrew Thompson /* xfer length needs to be a multiple of two! */ 80702ac6454SAndrew Thompson len = (RAL_TX_DESC_SIZE + m->m_pkthdr.len + 1) & ~1; 80802ac6454SAndrew Thompson if ((len % 64) == 0) 80902ac6454SAndrew Thompson len += 2; 81002ac6454SAndrew Thompson 81102ac6454SAndrew Thompson DPRINTFN(11, "sending frame len=%u xferlen=%u\n", 81202ac6454SAndrew Thompson m->m_pkthdr.len, len); 81302ac6454SAndrew Thompson 814ed6d949aSAndrew Thompson usbd_xfer_set_frame_len(xfer, 0, len); 815ed6d949aSAndrew Thompson usbd_xfer_set_priv(xfer, data); 81602ac6454SAndrew Thompson 817a593f6b8SAndrew Thompson usbd_transfer_submit(xfer); 81802ac6454SAndrew Thompson } 8197a79cebfSGleb Smirnoff ural_start(sc); 82002ac6454SAndrew Thompson break; 82102ac6454SAndrew Thompson 82202ac6454SAndrew Thompson default: /* Error */ 82302ac6454SAndrew Thompson DPRINTFN(11, "transfer error, %s\n", 824ed6d949aSAndrew Thompson usbd_errstr(error)); 82502ac6454SAndrew Thompson 826ed6d949aSAndrew Thompson data = usbd_xfer_get_priv(xfer); 82702ac6454SAndrew Thompson if (data != NULL) { 828ed6d949aSAndrew Thompson ural_tx_free(data, error); 829ed6d949aSAndrew Thompson usbd_xfer_set_priv(xfer, NULL); 83002ac6454SAndrew Thompson } 83102ac6454SAndrew Thompson 832ed6d949aSAndrew Thompson if (error == USB_ERR_STALLED) { 83302ac6454SAndrew Thompson /* try to clear stall first */ 834ed6d949aSAndrew Thompson usbd_xfer_set_stall(xfer); 83502ac6454SAndrew Thompson goto tr_setup; 83602ac6454SAndrew Thompson } 837ed6d949aSAndrew Thompson if (error == USB_ERR_TIMEOUT) 83802ac6454SAndrew Thompson device_printf(sc->sc_dev, "device timeout\n"); 83902ac6454SAndrew Thompson break; 84002ac6454SAndrew Thompson } 84102ac6454SAndrew Thompson } 84202ac6454SAndrew Thompson 84302ac6454SAndrew Thompson static void 844ed6d949aSAndrew Thompson ural_bulk_read_callback(struct usb_xfer *xfer, usb_error_t error) 84502ac6454SAndrew Thompson { 846ed6d949aSAndrew Thompson struct ural_softc *sc = usbd_xfer_softc(xfer); 8477a79cebfSGleb Smirnoff struct ieee80211com *ic = &sc->sc_ic; 84802ac6454SAndrew Thompson struct ieee80211_node *ni; 84902ac6454SAndrew Thompson struct mbuf *m = NULL; 850ed6d949aSAndrew Thompson struct usb_page_cache *pc; 85102ac6454SAndrew Thompson uint32_t flags; 8525463c4a4SSam Leffler int8_t rssi = 0, nf = 0; 853ed6d949aSAndrew Thompson int len; 854ed6d949aSAndrew Thompson 855ed6d949aSAndrew Thompson usbd_xfer_status(xfer, &len, NULL, NULL, NULL); 85602ac6454SAndrew Thompson 85702ac6454SAndrew Thompson switch (USB_GET_STATE(xfer)) { 85802ac6454SAndrew Thompson case USB_ST_TRANSFERRED: 85902ac6454SAndrew Thompson 860ed6d949aSAndrew Thompson DPRINTFN(15, "rx done, actlen=%d\n", len); 86102ac6454SAndrew Thompson 8626d917491SHans Petter Selasky if (len < (int)(RAL_RX_DESC_SIZE + IEEE80211_MIN_LEN)) { 86302ac6454SAndrew Thompson DPRINTF("%s: xfer too short %d\n", 86402ac6454SAndrew Thompson device_get_nameunit(sc->sc_dev), len); 8657a79cebfSGleb Smirnoff counter_u64_add(ic->ic_ierrors, 1); 86602ac6454SAndrew Thompson goto tr_setup; 86702ac6454SAndrew Thompson } 86802ac6454SAndrew Thompson 86902ac6454SAndrew Thompson len -= RAL_RX_DESC_SIZE; 87002ac6454SAndrew Thompson /* rx descriptor is located at the end */ 871ed6d949aSAndrew Thompson pc = usbd_xfer_get_frame(xfer, 0); 872ed6d949aSAndrew Thompson usbd_copy_out(pc, len, &sc->sc_rx_desc, RAL_RX_DESC_SIZE); 87302ac6454SAndrew Thompson 87402ac6454SAndrew Thompson rssi = URAL_RSSI(sc->sc_rx_desc.rssi); 8755463c4a4SSam Leffler nf = RAL_NOISE_FLOOR; 87602ac6454SAndrew Thompson flags = le32toh(sc->sc_rx_desc.flags); 87702ac6454SAndrew Thompson if (flags & (RAL_RX_PHY_ERROR | RAL_RX_CRC_ERROR)) { 87802ac6454SAndrew Thompson /* 87902ac6454SAndrew Thompson * This should not happen since we did not 88002ac6454SAndrew Thompson * request to receive those frames when we 88102ac6454SAndrew Thompson * filled RAL_TXRX_CSR2: 88202ac6454SAndrew Thompson */ 88302ac6454SAndrew Thompson DPRINTFN(5, "PHY or CRC error\n"); 8847a79cebfSGleb Smirnoff counter_u64_add(ic->ic_ierrors, 1); 88502ac6454SAndrew Thompson goto tr_setup; 88602ac6454SAndrew Thompson } 88702ac6454SAndrew Thompson 888c6499eccSGleb Smirnoff m = m_getcl(M_NOWAIT, MT_DATA, M_PKTHDR); 88902ac6454SAndrew Thompson if (m == NULL) { 89002ac6454SAndrew Thompson DPRINTF("could not allocate mbuf\n"); 8917a79cebfSGleb Smirnoff counter_u64_add(ic->ic_ierrors, 1); 89202ac6454SAndrew Thompson goto tr_setup; 89302ac6454SAndrew Thompson } 894ed6d949aSAndrew Thompson usbd_copy_out(pc, 0, mtod(m, uint8_t *), len); 89502ac6454SAndrew Thompson 89602ac6454SAndrew Thompson /* finalize mbuf */ 89702ac6454SAndrew Thompson m->m_pkthdr.len = m->m_len = (flags >> 16) & 0xfff; 89802ac6454SAndrew Thompson 8995463c4a4SSam Leffler if (ieee80211_radiotap_active(ic)) { 90002ac6454SAndrew Thompson struct ural_rx_radiotap_header *tap = &sc->sc_rxtap; 90102ac6454SAndrew Thompson 9025463c4a4SSam Leffler /* XXX set once */ 9035463c4a4SSam Leffler tap->wr_flags = 0; 90402ac6454SAndrew Thompson tap->wr_rate = ieee80211_plcp2rate(sc->sc_rx_desc.rate, 90502ac6454SAndrew Thompson (flags & RAL_RX_OFDM) ? 90602ac6454SAndrew Thompson IEEE80211_T_OFDM : IEEE80211_T_CCK); 90702ac6454SAndrew Thompson tap->wr_antenna = sc->rx_ant; 9085463c4a4SSam Leffler tap->wr_antsignal = nf + rssi; 9095463c4a4SSam Leffler tap->wr_antnoise = nf; 91002ac6454SAndrew Thompson } 91102ac6454SAndrew Thompson /* Strip trailing 802.11 MAC FCS. */ 91202ac6454SAndrew Thompson m_adj(m, -IEEE80211_CRC_LEN); 91302ac6454SAndrew Thompson 91402ac6454SAndrew Thompson /* FALLTHROUGH */ 91502ac6454SAndrew Thompson case USB_ST_SETUP: 91602ac6454SAndrew Thompson tr_setup: 917ed6d949aSAndrew Thompson usbd_xfer_set_frame_len(xfer, 0, usbd_xfer_max_len(xfer)); 918a593f6b8SAndrew Thompson usbd_transfer_submit(xfer); 91902ac6454SAndrew Thompson 92002ac6454SAndrew Thompson /* 92102ac6454SAndrew Thompson * At the end of a USB callback it is always safe to unlock 92202ac6454SAndrew Thompson * the private mutex of a device! That is why we do the 92302ac6454SAndrew Thompson * "ieee80211_input" here, and not some lines up! 92402ac6454SAndrew Thompson */ 92502ac6454SAndrew Thompson RAL_UNLOCK(sc); 926941da6d3SWeongyo Jeong if (m) { 92702ac6454SAndrew Thompson ni = ieee80211_find_rxnode(ic, 92802ac6454SAndrew Thompson mtod(m, struct ieee80211_frame_min *)); 92902ac6454SAndrew Thompson if (ni != NULL) { 9305463c4a4SSam Leffler (void) ieee80211_input(ni, m, rssi, nf); 93102ac6454SAndrew Thompson ieee80211_free_node(ni); 93202ac6454SAndrew Thompson } else 9335463c4a4SSam Leffler (void) ieee80211_input_all(ic, m, rssi, nf); 93402ac6454SAndrew Thompson } 935941da6d3SWeongyo Jeong RAL_LOCK(sc); 9367a79cebfSGleb Smirnoff ural_start(sc); 93702ac6454SAndrew Thompson return; 93802ac6454SAndrew Thompson 93902ac6454SAndrew Thompson default: /* Error */ 940ed6d949aSAndrew Thompson if (error != USB_ERR_CANCELLED) { 94102ac6454SAndrew Thompson /* try to clear stall first */ 942ed6d949aSAndrew Thompson usbd_xfer_set_stall(xfer); 94302ac6454SAndrew Thompson goto tr_setup; 94402ac6454SAndrew Thompson } 94502ac6454SAndrew Thompson return; 94602ac6454SAndrew Thompson } 94702ac6454SAndrew Thompson } 94802ac6454SAndrew Thompson 94902ac6454SAndrew Thompson static uint8_t 95002ac6454SAndrew Thompson ural_plcp_signal(int rate) 95102ac6454SAndrew Thompson { 95202ac6454SAndrew Thompson switch (rate) { 95302ac6454SAndrew Thompson /* OFDM rates (cf IEEE Std 802.11a-1999, pp. 14 Table 80) */ 95402ac6454SAndrew Thompson case 12: return 0xb; 95502ac6454SAndrew Thompson case 18: return 0xf; 95602ac6454SAndrew Thompson case 24: return 0xa; 95702ac6454SAndrew Thompson case 36: return 0xe; 95802ac6454SAndrew Thompson case 48: return 0x9; 95902ac6454SAndrew Thompson case 72: return 0xd; 96002ac6454SAndrew Thompson case 96: return 0x8; 96102ac6454SAndrew Thompson case 108: return 0xc; 96202ac6454SAndrew Thompson 96302ac6454SAndrew Thompson /* CCK rates (NB: not IEEE std, device-specific) */ 96402ac6454SAndrew Thompson case 2: return 0x0; 96502ac6454SAndrew Thompson case 4: return 0x1; 96602ac6454SAndrew Thompson case 11: return 0x2; 96702ac6454SAndrew Thompson case 22: return 0x3; 96802ac6454SAndrew Thompson } 96902ac6454SAndrew Thompson return 0xff; /* XXX unsupported/unknown rate */ 97002ac6454SAndrew Thompson } 97102ac6454SAndrew Thompson 97202ac6454SAndrew Thompson static void 97302ac6454SAndrew Thompson ural_setup_tx_desc(struct ural_softc *sc, struct ural_tx_desc *desc, 97402ac6454SAndrew Thompson uint32_t flags, int len, int rate) 97502ac6454SAndrew Thompson { 9767a79cebfSGleb Smirnoff struct ieee80211com *ic = &sc->sc_ic; 97702ac6454SAndrew Thompson uint16_t plcp_length; 97802ac6454SAndrew Thompson int remainder; 97902ac6454SAndrew Thompson 98002ac6454SAndrew Thompson desc->flags = htole32(flags); 98102ac6454SAndrew Thompson desc->flags |= htole32(RAL_TX_NEWSEQ); 98202ac6454SAndrew Thompson desc->flags |= htole32(len << 16); 98302ac6454SAndrew Thompson 98402ac6454SAndrew Thompson desc->wme = htole16(RAL_AIFSN(2) | RAL_LOGCWMIN(3) | RAL_LOGCWMAX(5)); 98502ac6454SAndrew Thompson desc->wme |= htole16(RAL_IVOFFSET(sizeof (struct ieee80211_frame))); 98602ac6454SAndrew Thompson 98702ac6454SAndrew Thompson /* setup PLCP fields */ 98802ac6454SAndrew Thompson desc->plcp_signal = ural_plcp_signal(rate); 98902ac6454SAndrew Thompson desc->plcp_service = 4; 99002ac6454SAndrew Thompson 99102ac6454SAndrew Thompson len += IEEE80211_CRC_LEN; 99226d39e2cSSam Leffler if (ieee80211_rate2phytype(ic->ic_rt, rate) == IEEE80211_T_OFDM) { 99302ac6454SAndrew Thompson desc->flags |= htole32(RAL_TX_OFDM); 99402ac6454SAndrew Thompson 99502ac6454SAndrew Thompson plcp_length = len & 0xfff; 99602ac6454SAndrew Thompson desc->plcp_length_hi = plcp_length >> 6; 99702ac6454SAndrew Thompson desc->plcp_length_lo = plcp_length & 0x3f; 99802ac6454SAndrew Thompson } else { 999b8e3094cSHans Petter Selasky if (rate == 0) 1000b8e3094cSHans Petter Selasky rate = 2; /* avoid division by zero */ 1001057b4402SPedro F. Giffuni plcp_length = howmany(16 * len, rate); 100202ac6454SAndrew Thompson if (rate == 22) { 100302ac6454SAndrew Thompson remainder = (16 * len) % 22; 100402ac6454SAndrew Thompson if (remainder != 0 && remainder < 7) 100502ac6454SAndrew Thompson desc->plcp_service |= RAL_PLCP_LENGEXT; 100602ac6454SAndrew Thompson } 100702ac6454SAndrew Thompson desc->plcp_length_hi = plcp_length >> 8; 100802ac6454SAndrew Thompson desc->plcp_length_lo = plcp_length & 0xff; 100902ac6454SAndrew Thompson 101002ac6454SAndrew Thompson if (rate != 2 && (ic->ic_flags & IEEE80211_F_SHPREAMBLE)) 101102ac6454SAndrew Thompson desc->plcp_signal |= 0x08; 101202ac6454SAndrew Thompson } 101302ac6454SAndrew Thompson 101402ac6454SAndrew Thompson desc->iv = 0; 101502ac6454SAndrew Thompson desc->eiv = 0; 101602ac6454SAndrew Thompson } 101702ac6454SAndrew Thompson 101802ac6454SAndrew Thompson #define RAL_TX_TIMEOUT 5000 101902ac6454SAndrew Thompson 102002ac6454SAndrew Thompson static int 102102ac6454SAndrew Thompson ural_tx_bcn(struct ural_softc *sc, struct mbuf *m0, struct ieee80211_node *ni) 102202ac6454SAndrew Thompson { 102302ac6454SAndrew Thompson struct ieee80211vap *vap = ni->ni_vap; 102402ac6454SAndrew Thompson struct ieee80211com *ic = ni->ni_ic; 102502ac6454SAndrew Thompson const struct ieee80211_txparam *tp; 102602ac6454SAndrew Thompson struct ural_tx_data *data; 102702ac6454SAndrew Thompson 102802ac6454SAndrew Thompson if (sc->tx_nfree == 0) { 102902ac6454SAndrew Thompson m_freem(m0); 103002ac6454SAndrew Thompson ieee80211_free_node(ni); 1031bb571462SHans Petter Selasky return (EIO); 1032bb571462SHans Petter Selasky } 1033bb571462SHans Petter Selasky if (ic->ic_bsschan == IEEE80211_CHAN_ANYC) { 1034bb571462SHans Petter Selasky m_freem(m0); 1035bb571462SHans Petter Selasky ieee80211_free_node(ni); 1036bb571462SHans Petter Selasky return (ENXIO); 103702ac6454SAndrew Thompson } 103802ac6454SAndrew Thompson data = STAILQ_FIRST(&sc->tx_free); 103902ac6454SAndrew Thompson STAILQ_REMOVE_HEAD(&sc->tx_free, next); 104002ac6454SAndrew Thompson sc->tx_nfree--; 104102ac6454SAndrew Thompson tp = &vap->iv_txparms[ieee80211_chan2mode(ic->ic_bsschan)]; 104202ac6454SAndrew Thompson 104302ac6454SAndrew Thompson data->m = m0; 104402ac6454SAndrew Thompson data->ni = ni; 104502ac6454SAndrew Thompson data->rate = tp->mgmtrate; 104602ac6454SAndrew Thompson 104702ac6454SAndrew Thompson ural_setup_tx_desc(sc, &data->desc, 104802ac6454SAndrew Thompson RAL_TX_IFS_NEWBACKOFF | RAL_TX_TIMESTAMP, m0->m_pkthdr.len, 104902ac6454SAndrew Thompson tp->mgmtrate); 105002ac6454SAndrew Thompson 105102ac6454SAndrew Thompson DPRINTFN(10, "sending beacon frame len=%u rate=%u\n", 105202ac6454SAndrew Thompson m0->m_pkthdr.len, tp->mgmtrate); 105302ac6454SAndrew Thompson 105402ac6454SAndrew Thompson STAILQ_INSERT_TAIL(&sc->tx_q, data, next); 1055a593f6b8SAndrew Thompson usbd_transfer_start(sc->sc_xfer[URAL_BULK_WR]); 105602ac6454SAndrew Thompson 105702ac6454SAndrew Thompson return (0); 105802ac6454SAndrew Thompson } 105902ac6454SAndrew Thompson 106002ac6454SAndrew Thompson static int 106102ac6454SAndrew Thompson ural_tx_mgt(struct ural_softc *sc, struct mbuf *m0, struct ieee80211_node *ni) 106202ac6454SAndrew Thompson { 1063f6313575SAndriy Voskoboinyk const struct ieee80211_txparam *tp = ni->ni_txparms; 106402ac6454SAndrew Thompson struct ieee80211com *ic = ni->ni_ic; 106502ac6454SAndrew Thompson struct ural_tx_data *data; 106602ac6454SAndrew Thompson struct ieee80211_frame *wh; 106702ac6454SAndrew Thompson struct ieee80211_key *k; 106802ac6454SAndrew Thompson uint32_t flags; 106902ac6454SAndrew Thompson uint16_t dur; 107002ac6454SAndrew Thompson 107102ac6454SAndrew Thompson RAL_LOCK_ASSERT(sc, MA_OWNED); 107202ac6454SAndrew Thompson 107302ac6454SAndrew Thompson data = STAILQ_FIRST(&sc->tx_free); 107402ac6454SAndrew Thompson STAILQ_REMOVE_HEAD(&sc->tx_free, next); 107502ac6454SAndrew Thompson sc->tx_nfree--; 107602ac6454SAndrew Thompson 107702ac6454SAndrew Thompson wh = mtod(m0, struct ieee80211_frame *); 10785945b5f5SKevin Lo if (wh->i_fc[1] & IEEE80211_FC1_PROTECTED) { 107902ac6454SAndrew Thompson k = ieee80211_crypto_encap(ni, m0); 108002ac6454SAndrew Thompson if (k == NULL) { 108102ac6454SAndrew Thompson m_freem(m0); 108202ac6454SAndrew Thompson return ENOBUFS; 108302ac6454SAndrew Thompson } 108402ac6454SAndrew Thompson wh = mtod(m0, struct ieee80211_frame *); 108502ac6454SAndrew Thompson } 108602ac6454SAndrew Thompson 108702ac6454SAndrew Thompson data->m = m0; 108802ac6454SAndrew Thompson data->ni = ni; 108902ac6454SAndrew Thompson data->rate = tp->mgmtrate; 109002ac6454SAndrew Thompson 109102ac6454SAndrew Thompson flags = 0; 109202ac6454SAndrew Thompson if (!IEEE80211_IS_MULTICAST(wh->i_addr1)) { 109302ac6454SAndrew Thompson flags |= RAL_TX_ACK; 109402ac6454SAndrew Thompson 109526d39e2cSSam Leffler dur = ieee80211_ack_duration(ic->ic_rt, tp->mgmtrate, 109602ac6454SAndrew Thompson ic->ic_flags & IEEE80211_F_SHPREAMBLE); 10978cfe5440SHans Petter Selasky USETW(wh->i_dur, dur); 109802ac6454SAndrew Thompson 109902ac6454SAndrew Thompson /* tell hardware to add timestamp for probe responses */ 1100c249cc38SAdrian Chadd if (IEEE80211_IS_MGMT_PROBE_RESP(wh)) 110102ac6454SAndrew Thompson flags |= RAL_TX_TIMESTAMP; 110202ac6454SAndrew Thompson } 110302ac6454SAndrew Thompson 110402ac6454SAndrew Thompson ural_setup_tx_desc(sc, &data->desc, flags, m0->m_pkthdr.len, tp->mgmtrate); 110502ac6454SAndrew Thompson 110602ac6454SAndrew Thompson DPRINTFN(10, "sending mgt frame len=%u rate=%u\n", 110702ac6454SAndrew Thompson m0->m_pkthdr.len, tp->mgmtrate); 110802ac6454SAndrew Thompson 110902ac6454SAndrew Thompson STAILQ_INSERT_TAIL(&sc->tx_q, data, next); 1110a593f6b8SAndrew Thompson usbd_transfer_start(sc->sc_xfer[URAL_BULK_WR]); 111102ac6454SAndrew Thompson 111202ac6454SAndrew Thompson return 0; 111302ac6454SAndrew Thompson } 111402ac6454SAndrew Thompson 111502ac6454SAndrew Thompson static int 111602ac6454SAndrew Thompson ural_sendprot(struct ural_softc *sc, 111702ac6454SAndrew Thompson const struct mbuf *m, struct ieee80211_node *ni, int prot, int rate) 111802ac6454SAndrew Thompson { 111902ac6454SAndrew Thompson struct ieee80211com *ic = ni->ni_ic; 112002ac6454SAndrew Thompson struct ural_tx_data *data; 112102ac6454SAndrew Thompson struct mbuf *mprot; 1122d1b67106SAndriy Voskoboinyk int protrate, flags; 112302ac6454SAndrew Thompson 1124d1b67106SAndriy Voskoboinyk mprot = ieee80211_alloc_prot(ni, m, rate, prot); 112502ac6454SAndrew Thompson if (mprot == NULL) { 1126d1b67106SAndriy Voskoboinyk if_inc_counter(ni->ni_vap->iv_ifp, IFCOUNTER_OERRORS, 1); 1127d1b67106SAndriy Voskoboinyk device_printf(sc->sc_dev, 1128d1b67106SAndriy Voskoboinyk "could not allocate mbuf for protection mode %d\n", prot); 112902ac6454SAndrew Thompson return ENOBUFS; 113002ac6454SAndrew Thompson } 1131d1b67106SAndriy Voskoboinyk 1132d1b67106SAndriy Voskoboinyk protrate = ieee80211_ctl_rate(ic->ic_rt, rate); 1133d1b67106SAndriy Voskoboinyk flags = RAL_TX_RETRY(7); 1134d1b67106SAndriy Voskoboinyk if (prot == IEEE80211_PROT_RTSCTS) 1135d1b67106SAndriy Voskoboinyk flags |= RAL_TX_ACK; 1136d1b67106SAndriy Voskoboinyk 113702ac6454SAndrew Thompson data = STAILQ_FIRST(&sc->tx_free); 113802ac6454SAndrew Thompson STAILQ_REMOVE_HEAD(&sc->tx_free, next); 113902ac6454SAndrew Thompson sc->tx_nfree--; 114002ac6454SAndrew Thompson 114102ac6454SAndrew Thompson data->m = mprot; 114202ac6454SAndrew Thompson data->ni = ieee80211_ref_node(ni); 114302ac6454SAndrew Thompson data->rate = protrate; 114402ac6454SAndrew Thompson ural_setup_tx_desc(sc, &data->desc, flags, mprot->m_pkthdr.len, protrate); 114502ac6454SAndrew Thompson 114602ac6454SAndrew Thompson STAILQ_INSERT_TAIL(&sc->tx_q, data, next); 1147a593f6b8SAndrew Thompson usbd_transfer_start(sc->sc_xfer[URAL_BULK_WR]); 114802ac6454SAndrew Thompson 114902ac6454SAndrew Thompson return 0; 115002ac6454SAndrew Thompson } 115102ac6454SAndrew Thompson 115202ac6454SAndrew Thompson static int 115302ac6454SAndrew Thompson ural_tx_raw(struct ural_softc *sc, struct mbuf *m0, struct ieee80211_node *ni, 115402ac6454SAndrew Thompson const struct ieee80211_bpf_params *params) 115502ac6454SAndrew Thompson { 1156515db61dSSam Leffler struct ieee80211com *ic = ni->ni_ic; 115702ac6454SAndrew Thompson struct ural_tx_data *data; 115802ac6454SAndrew Thompson uint32_t flags; 115902ac6454SAndrew Thompson int error; 116002ac6454SAndrew Thompson int rate; 116102ac6454SAndrew Thompson 116202ac6454SAndrew Thompson RAL_LOCK_ASSERT(sc, MA_OWNED); 116302ac6454SAndrew Thompson KASSERT(params != NULL, ("no raw xmit params")); 116402ac6454SAndrew Thompson 1165515db61dSSam Leffler rate = params->ibp_rate0; 1166515db61dSSam Leffler if (!ieee80211_isratevalid(ic->ic_rt, rate)) { 116702ac6454SAndrew Thompson m_freem(m0); 116802ac6454SAndrew Thompson return EINVAL; 116902ac6454SAndrew Thompson } 117002ac6454SAndrew Thompson flags = 0; 117102ac6454SAndrew Thompson if ((params->ibp_flags & IEEE80211_BPF_NOACK) == 0) 117202ac6454SAndrew Thompson flags |= RAL_TX_ACK; 117302ac6454SAndrew Thompson if (params->ibp_flags & (IEEE80211_BPF_RTS|IEEE80211_BPF_CTS)) { 117402ac6454SAndrew Thompson error = ural_sendprot(sc, m0, ni, 117502ac6454SAndrew Thompson params->ibp_flags & IEEE80211_BPF_RTS ? 117602ac6454SAndrew Thompson IEEE80211_PROT_RTSCTS : IEEE80211_PROT_CTSONLY, 117702ac6454SAndrew Thompson rate); 117896ca458fSAndrew Thompson if (error || sc->tx_nfree == 0) { 117902ac6454SAndrew Thompson m_freem(m0); 118096ca458fSAndrew Thompson return ENOBUFS; 118102ac6454SAndrew Thompson } 118202ac6454SAndrew Thompson flags |= RAL_TX_IFS_SIFS; 118302ac6454SAndrew Thompson } 118402ac6454SAndrew Thompson 118596ca458fSAndrew Thompson data = STAILQ_FIRST(&sc->tx_free); 118696ca458fSAndrew Thompson STAILQ_REMOVE_HEAD(&sc->tx_free, next); 118796ca458fSAndrew Thompson sc->tx_nfree--; 118896ca458fSAndrew Thompson 118902ac6454SAndrew Thompson data->m = m0; 119002ac6454SAndrew Thompson data->ni = ni; 119102ac6454SAndrew Thompson data->rate = rate; 119202ac6454SAndrew Thompson 119302ac6454SAndrew Thompson /* XXX need to setup descriptor ourself */ 119402ac6454SAndrew Thompson ural_setup_tx_desc(sc, &data->desc, flags, m0->m_pkthdr.len, rate); 119502ac6454SAndrew Thompson 119602ac6454SAndrew Thompson DPRINTFN(10, "sending raw frame len=%u rate=%u\n", 119702ac6454SAndrew Thompson m0->m_pkthdr.len, rate); 119802ac6454SAndrew Thompson 119902ac6454SAndrew Thompson STAILQ_INSERT_TAIL(&sc->tx_q, data, next); 1200a593f6b8SAndrew Thompson usbd_transfer_start(sc->sc_xfer[URAL_BULK_WR]); 120102ac6454SAndrew Thompson 120202ac6454SAndrew Thompson return 0; 120302ac6454SAndrew Thompson } 120402ac6454SAndrew Thompson 120502ac6454SAndrew Thompson static int 120602ac6454SAndrew Thompson ural_tx_data(struct ural_softc *sc, struct mbuf *m0, struct ieee80211_node *ni) 120702ac6454SAndrew Thompson { 120802ac6454SAndrew Thompson struct ieee80211vap *vap = ni->ni_vap; 120902ac6454SAndrew Thompson struct ieee80211com *ic = ni->ni_ic; 121002ac6454SAndrew Thompson struct ural_tx_data *data; 121102ac6454SAndrew Thompson struct ieee80211_frame *wh; 1212f6313575SAndriy Voskoboinyk const struct ieee80211_txparam *tp = ni->ni_txparms; 121302ac6454SAndrew Thompson struct ieee80211_key *k; 121402ac6454SAndrew Thompson uint32_t flags = 0; 121502ac6454SAndrew Thompson uint16_t dur; 121602ac6454SAndrew Thompson int error, rate; 121702ac6454SAndrew Thompson 121802ac6454SAndrew Thompson RAL_LOCK_ASSERT(sc, MA_OWNED); 121902ac6454SAndrew Thompson 122002ac6454SAndrew Thompson wh = mtod(m0, struct ieee80211_frame *); 122102ac6454SAndrew Thompson 1222f6313575SAndriy Voskoboinyk if (m0->m_flags & M_EAPOL) 1223f6313575SAndriy Voskoboinyk rate = tp->mgmtrate; 1224f6313575SAndriy Voskoboinyk else if (IEEE80211_IS_MULTICAST(wh->i_addr1)) 122502ac6454SAndrew Thompson rate = tp->mcastrate; 122602ac6454SAndrew Thompson else if (tp->ucastrate != IEEE80211_FIXED_RATE_NONE) 122702ac6454SAndrew Thompson rate = tp->ucastrate; 1228f6930becSAndriy Voskoboinyk else { 1229f6930becSAndriy Voskoboinyk (void) ieee80211_ratectl_rate(ni, NULL, 0); 1230*70674500SAdrian Chadd rate = ieee80211_node_get_txrate_dot11rate(ni); 1231f6930becSAndriy Voskoboinyk } 123202ac6454SAndrew Thompson 12335945b5f5SKevin Lo if (wh->i_fc[1] & IEEE80211_FC1_PROTECTED) { 123402ac6454SAndrew Thompson k = ieee80211_crypto_encap(ni, m0); 123502ac6454SAndrew Thompson if (k == NULL) { 123602ac6454SAndrew Thompson m_freem(m0); 123702ac6454SAndrew Thompson return ENOBUFS; 123802ac6454SAndrew Thompson } 123902ac6454SAndrew Thompson /* packet header may have moved, reset our local pointer */ 124002ac6454SAndrew Thompson wh = mtod(m0, struct ieee80211_frame *); 124102ac6454SAndrew Thompson } 124202ac6454SAndrew Thompson 124302ac6454SAndrew Thompson if (!IEEE80211_IS_MULTICAST(wh->i_addr1)) { 124402ac6454SAndrew Thompson int prot = IEEE80211_PROT_NONE; 124502ac6454SAndrew Thompson if (m0->m_pkthdr.len + IEEE80211_CRC_LEN > vap->iv_rtsthreshold) 124602ac6454SAndrew Thompson prot = IEEE80211_PROT_RTSCTS; 124702ac6454SAndrew Thompson else if ((ic->ic_flags & IEEE80211_F_USEPROT) && 124826d39e2cSSam Leffler ieee80211_rate2phytype(ic->ic_rt, rate) == IEEE80211_T_OFDM) 124902ac6454SAndrew Thompson prot = ic->ic_protmode; 125002ac6454SAndrew Thompson if (prot != IEEE80211_PROT_NONE) { 125102ac6454SAndrew Thompson error = ural_sendprot(sc, m0, ni, prot, rate); 125296ca458fSAndrew Thompson if (error || sc->tx_nfree == 0) { 125302ac6454SAndrew Thompson m_freem(m0); 125496ca458fSAndrew Thompson return ENOBUFS; 125502ac6454SAndrew Thompson } 125602ac6454SAndrew Thompson flags |= RAL_TX_IFS_SIFS; 125702ac6454SAndrew Thompson } 125802ac6454SAndrew Thompson } 125902ac6454SAndrew Thompson 126002ac6454SAndrew Thompson data = STAILQ_FIRST(&sc->tx_free); 126102ac6454SAndrew Thompson STAILQ_REMOVE_HEAD(&sc->tx_free, next); 126202ac6454SAndrew Thompson sc->tx_nfree--; 126302ac6454SAndrew Thompson 126402ac6454SAndrew Thompson data->m = m0; 126502ac6454SAndrew Thompson data->ni = ni; 126602ac6454SAndrew Thompson data->rate = rate; 126702ac6454SAndrew Thompson 126802ac6454SAndrew Thompson if (!IEEE80211_IS_MULTICAST(wh->i_addr1)) { 126902ac6454SAndrew Thompson flags |= RAL_TX_ACK; 127002ac6454SAndrew Thompson flags |= RAL_TX_RETRY(7); 127102ac6454SAndrew Thompson 127226d39e2cSSam Leffler dur = ieee80211_ack_duration(ic->ic_rt, rate, 127302ac6454SAndrew Thompson ic->ic_flags & IEEE80211_F_SHPREAMBLE); 12748cfe5440SHans Petter Selasky USETW(wh->i_dur, dur); 127502ac6454SAndrew Thompson } 127602ac6454SAndrew Thompson 127702ac6454SAndrew Thompson ural_setup_tx_desc(sc, &data->desc, flags, m0->m_pkthdr.len, rate); 127802ac6454SAndrew Thompson 127902ac6454SAndrew Thompson DPRINTFN(10, "sending data frame len=%u rate=%u\n", 128002ac6454SAndrew Thompson m0->m_pkthdr.len, rate); 128102ac6454SAndrew Thompson 128202ac6454SAndrew Thompson STAILQ_INSERT_TAIL(&sc->tx_q, data, next); 1283a593f6b8SAndrew Thompson usbd_transfer_start(sc->sc_xfer[URAL_BULK_WR]); 128402ac6454SAndrew Thompson 128502ac6454SAndrew Thompson return 0; 128602ac6454SAndrew Thompson } 128702ac6454SAndrew Thompson 12887a79cebfSGleb Smirnoff static int 12897a79cebfSGleb Smirnoff ural_transmit(struct ieee80211com *ic, struct mbuf *m) 129079d2c5e8SGleb Smirnoff { 12917a79cebfSGleb Smirnoff struct ural_softc *sc = ic->ic_softc; 12927a79cebfSGleb Smirnoff int error; 12937a79cebfSGleb Smirnoff 12947a79cebfSGleb Smirnoff RAL_LOCK(sc); 12957a79cebfSGleb Smirnoff if (!sc->sc_running) { 12967a79cebfSGleb Smirnoff RAL_UNLOCK(sc); 12977a79cebfSGleb Smirnoff return (ENXIO); 12987a79cebfSGleb Smirnoff } 12997a79cebfSGleb Smirnoff error = mbufq_enqueue(&sc->sc_snd, m); 13007a79cebfSGleb Smirnoff if (error) { 13017a79cebfSGleb Smirnoff RAL_UNLOCK(sc); 13027a79cebfSGleb Smirnoff return (error); 13037a79cebfSGleb Smirnoff } 13047a79cebfSGleb Smirnoff ural_start(sc); 13057a79cebfSGleb Smirnoff RAL_UNLOCK(sc); 13067a79cebfSGleb Smirnoff 13077a79cebfSGleb Smirnoff return (0); 13087a79cebfSGleb Smirnoff } 13097a79cebfSGleb Smirnoff 13107a79cebfSGleb Smirnoff static void 13117a79cebfSGleb Smirnoff ural_start(struct ural_softc *sc) 13127a79cebfSGleb Smirnoff { 131302ac6454SAndrew Thompson struct ieee80211_node *ni; 131402ac6454SAndrew Thompson struct mbuf *m; 131502ac6454SAndrew Thompson 13167a79cebfSGleb Smirnoff RAL_LOCK_ASSERT(sc, MA_OWNED); 13177a79cebfSGleb Smirnoff 13187a79cebfSGleb Smirnoff if (sc->sc_running == 0) 131902ac6454SAndrew Thompson return; 13207a79cebfSGleb Smirnoff 13217a79cebfSGleb Smirnoff while (sc->tx_nfree >= RAL_TX_MINFREE && 13227a79cebfSGleb Smirnoff (m = mbufq_dequeue(&sc->sc_snd)) != NULL) { 132302ac6454SAndrew Thompson ni = (struct ieee80211_node *) m->m_pkthdr.rcvif; 132402ac6454SAndrew Thompson if (ural_tx_data(sc, m, ni) != 0) { 13257a79cebfSGleb Smirnoff if_inc_counter(ni->ni_vap->iv_ifp, 13267a79cebfSGleb Smirnoff IFCOUNTER_OERRORS, 1); 132702ac6454SAndrew Thompson ieee80211_free_node(ni); 132802ac6454SAndrew Thompson break; 132902ac6454SAndrew Thompson } 133002ac6454SAndrew Thompson } 133102ac6454SAndrew Thompson } 133202ac6454SAndrew Thompson 13337a79cebfSGleb Smirnoff static void 13347a79cebfSGleb Smirnoff ural_parent(struct ieee80211com *ic) 133502ac6454SAndrew Thompson { 13367a79cebfSGleb Smirnoff struct ural_softc *sc = ic->ic_softc; 1337645e4d17SHans Petter Selasky int startall = 0; 1338645e4d17SHans Petter Selasky 1339645e4d17SHans Petter Selasky RAL_LOCK(sc); 13407a79cebfSGleb Smirnoff if (sc->sc_detached) { 1341645e4d17SHans Petter Selasky RAL_UNLOCK(sc); 13427a79cebfSGleb Smirnoff return; 13437a79cebfSGleb Smirnoff } 13447a79cebfSGleb Smirnoff if (ic->ic_nrunning > 0) { 13457a79cebfSGleb Smirnoff if (sc->sc_running == 0) { 13467a79cebfSGleb Smirnoff ural_init(sc); 134702ac6454SAndrew Thompson startall = 1; 134802ac6454SAndrew Thompson } else 13495efea30fSAndrew Thompson ural_setpromisc(sc); 13507a79cebfSGleb Smirnoff } else if (sc->sc_running) 13515efea30fSAndrew Thompson ural_stop(sc); 135202ac6454SAndrew Thompson RAL_UNLOCK(sc); 135302ac6454SAndrew Thompson if (startall) 135402ac6454SAndrew Thompson ieee80211_start_all(ic); 135502ac6454SAndrew Thompson } 135602ac6454SAndrew Thompson 135702ac6454SAndrew Thompson static void 135802ac6454SAndrew Thompson ural_set_testmode(struct ural_softc *sc) 135902ac6454SAndrew Thompson { 1360760bc48eSAndrew Thompson struct usb_device_request req; 1361e0a69b51SAndrew Thompson usb_error_t error; 136202ac6454SAndrew Thompson 136302ac6454SAndrew Thompson req.bmRequestType = UT_WRITE_VENDOR_DEVICE; 136402ac6454SAndrew Thompson req.bRequest = RAL_VENDOR_REQUEST; 136502ac6454SAndrew Thompson USETW(req.wValue, 4); 136602ac6454SAndrew Thompson USETW(req.wIndex, 1); 136702ac6454SAndrew Thompson USETW(req.wLength, 0); 136802ac6454SAndrew Thompson 136902ac6454SAndrew Thompson error = ural_do_request(sc, &req, NULL); 137002ac6454SAndrew Thompson if (error != 0) { 137102ac6454SAndrew Thompson device_printf(sc->sc_dev, "could not set test mode: %s\n", 1372a593f6b8SAndrew Thompson usbd_errstr(error)); 137302ac6454SAndrew Thompson } 137402ac6454SAndrew Thompson } 137502ac6454SAndrew Thompson 137602ac6454SAndrew Thompson static void 137702ac6454SAndrew Thompson ural_eeprom_read(struct ural_softc *sc, uint16_t addr, void *buf, int len) 137802ac6454SAndrew Thompson { 1379760bc48eSAndrew Thompson struct usb_device_request req; 1380e0a69b51SAndrew Thompson usb_error_t error; 138102ac6454SAndrew Thompson 138202ac6454SAndrew Thompson req.bmRequestType = UT_READ_VENDOR_DEVICE; 138302ac6454SAndrew Thompson req.bRequest = RAL_READ_EEPROM; 138402ac6454SAndrew Thompson USETW(req.wValue, 0); 138502ac6454SAndrew Thompson USETW(req.wIndex, addr); 138602ac6454SAndrew Thompson USETW(req.wLength, len); 138702ac6454SAndrew Thompson 138802ac6454SAndrew Thompson error = ural_do_request(sc, &req, buf); 138902ac6454SAndrew Thompson if (error != 0) { 139002ac6454SAndrew Thompson device_printf(sc->sc_dev, "could not read EEPROM: %s\n", 1391a593f6b8SAndrew Thompson usbd_errstr(error)); 139202ac6454SAndrew Thompson } 139302ac6454SAndrew Thompson } 139402ac6454SAndrew Thompson 139502ac6454SAndrew Thompson static uint16_t 139602ac6454SAndrew Thompson ural_read(struct ural_softc *sc, uint16_t reg) 139702ac6454SAndrew Thompson { 1398760bc48eSAndrew Thompson struct usb_device_request req; 1399e0a69b51SAndrew Thompson usb_error_t error; 140002ac6454SAndrew Thompson uint16_t val; 140102ac6454SAndrew Thompson 140202ac6454SAndrew Thompson req.bmRequestType = UT_READ_VENDOR_DEVICE; 140302ac6454SAndrew Thompson req.bRequest = RAL_READ_MAC; 140402ac6454SAndrew Thompson USETW(req.wValue, 0); 140502ac6454SAndrew Thompson USETW(req.wIndex, reg); 140602ac6454SAndrew Thompson USETW(req.wLength, sizeof (uint16_t)); 140702ac6454SAndrew Thompson 140802ac6454SAndrew Thompson error = ural_do_request(sc, &req, &val); 140902ac6454SAndrew Thompson if (error != 0) { 141002ac6454SAndrew Thompson device_printf(sc->sc_dev, "could not read MAC register: %s\n", 1411a593f6b8SAndrew Thompson usbd_errstr(error)); 141202ac6454SAndrew Thompson return 0; 141302ac6454SAndrew Thompson } 141402ac6454SAndrew Thompson 141502ac6454SAndrew Thompson return le16toh(val); 141602ac6454SAndrew Thompson } 141702ac6454SAndrew Thompson 141802ac6454SAndrew Thompson static void 141902ac6454SAndrew Thompson ural_read_multi(struct ural_softc *sc, uint16_t reg, void *buf, int len) 142002ac6454SAndrew Thompson { 1421760bc48eSAndrew Thompson struct usb_device_request req; 1422e0a69b51SAndrew Thompson usb_error_t error; 142302ac6454SAndrew Thompson 142402ac6454SAndrew Thompson req.bmRequestType = UT_READ_VENDOR_DEVICE; 142502ac6454SAndrew Thompson req.bRequest = RAL_READ_MULTI_MAC; 142602ac6454SAndrew Thompson USETW(req.wValue, 0); 142702ac6454SAndrew Thompson USETW(req.wIndex, reg); 142802ac6454SAndrew Thompson USETW(req.wLength, len); 142902ac6454SAndrew Thompson 143002ac6454SAndrew Thompson error = ural_do_request(sc, &req, buf); 143102ac6454SAndrew Thompson if (error != 0) { 143202ac6454SAndrew Thompson device_printf(sc->sc_dev, "could not read MAC register: %s\n", 1433a593f6b8SAndrew Thompson usbd_errstr(error)); 143402ac6454SAndrew Thompson } 143502ac6454SAndrew Thompson } 143602ac6454SAndrew Thompson 143702ac6454SAndrew Thompson static void 143802ac6454SAndrew Thompson ural_write(struct ural_softc *sc, uint16_t reg, uint16_t val) 143902ac6454SAndrew Thompson { 1440760bc48eSAndrew Thompson struct usb_device_request req; 1441e0a69b51SAndrew Thompson usb_error_t error; 144202ac6454SAndrew Thompson 144302ac6454SAndrew Thompson req.bmRequestType = UT_WRITE_VENDOR_DEVICE; 144402ac6454SAndrew Thompson req.bRequest = RAL_WRITE_MAC; 144502ac6454SAndrew Thompson USETW(req.wValue, val); 144602ac6454SAndrew Thompson USETW(req.wIndex, reg); 144702ac6454SAndrew Thompson USETW(req.wLength, 0); 144802ac6454SAndrew Thompson 144902ac6454SAndrew Thompson error = ural_do_request(sc, &req, NULL); 145002ac6454SAndrew Thompson if (error != 0) { 145102ac6454SAndrew Thompson device_printf(sc->sc_dev, "could not write MAC register: %s\n", 1452a593f6b8SAndrew Thompson usbd_errstr(error)); 145302ac6454SAndrew Thompson } 145402ac6454SAndrew Thompson } 145502ac6454SAndrew Thompson 145602ac6454SAndrew Thompson static void 145702ac6454SAndrew Thompson ural_write_multi(struct ural_softc *sc, uint16_t reg, void *buf, int len) 145802ac6454SAndrew Thompson { 1459760bc48eSAndrew Thompson struct usb_device_request req; 1460e0a69b51SAndrew Thompson usb_error_t error; 146102ac6454SAndrew Thompson 146202ac6454SAndrew Thompson req.bmRequestType = UT_WRITE_VENDOR_DEVICE; 146302ac6454SAndrew Thompson req.bRequest = RAL_WRITE_MULTI_MAC; 146402ac6454SAndrew Thompson USETW(req.wValue, 0); 146502ac6454SAndrew Thompson USETW(req.wIndex, reg); 146602ac6454SAndrew Thompson USETW(req.wLength, len); 146702ac6454SAndrew Thompson 146802ac6454SAndrew Thompson error = ural_do_request(sc, &req, buf); 146902ac6454SAndrew Thompson if (error != 0) { 147002ac6454SAndrew Thompson device_printf(sc->sc_dev, "could not write MAC register: %s\n", 1471a593f6b8SAndrew Thompson usbd_errstr(error)); 147202ac6454SAndrew Thompson } 147302ac6454SAndrew Thompson } 147402ac6454SAndrew Thompson 147502ac6454SAndrew Thompson static void 147602ac6454SAndrew Thompson ural_bbp_write(struct ural_softc *sc, uint8_t reg, uint8_t val) 147702ac6454SAndrew Thompson { 147802ac6454SAndrew Thompson uint16_t tmp; 147902ac6454SAndrew Thompson int ntries; 148002ac6454SAndrew Thompson 148102ac6454SAndrew Thompson for (ntries = 0; ntries < 100; ntries++) { 148202ac6454SAndrew Thompson if (!(ural_read(sc, RAL_PHY_CSR8) & RAL_BBP_BUSY)) 148302ac6454SAndrew Thompson break; 148402ac6454SAndrew Thompson if (ural_pause(sc, hz / 100)) 148502ac6454SAndrew Thompson break; 148602ac6454SAndrew Thompson } 148702ac6454SAndrew Thompson if (ntries == 100) { 148802ac6454SAndrew Thompson device_printf(sc->sc_dev, "could not write to BBP\n"); 148902ac6454SAndrew Thompson return; 149002ac6454SAndrew Thompson } 149102ac6454SAndrew Thompson 149202ac6454SAndrew Thompson tmp = reg << 8 | val; 149302ac6454SAndrew Thompson ural_write(sc, RAL_PHY_CSR7, tmp); 149402ac6454SAndrew Thompson } 149502ac6454SAndrew Thompson 149602ac6454SAndrew Thompson static uint8_t 149702ac6454SAndrew Thompson ural_bbp_read(struct ural_softc *sc, uint8_t reg) 149802ac6454SAndrew Thompson { 149902ac6454SAndrew Thompson uint16_t val; 150002ac6454SAndrew Thompson int ntries; 150102ac6454SAndrew Thompson 150202ac6454SAndrew Thompson val = RAL_BBP_WRITE | reg << 8; 150302ac6454SAndrew Thompson ural_write(sc, RAL_PHY_CSR7, val); 150402ac6454SAndrew Thompson 150502ac6454SAndrew Thompson for (ntries = 0; ntries < 100; ntries++) { 150602ac6454SAndrew Thompson if (!(ural_read(sc, RAL_PHY_CSR8) & RAL_BBP_BUSY)) 150702ac6454SAndrew Thompson break; 150802ac6454SAndrew Thompson if (ural_pause(sc, hz / 100)) 150902ac6454SAndrew Thompson break; 151002ac6454SAndrew Thompson } 151102ac6454SAndrew Thompson if (ntries == 100) { 151202ac6454SAndrew Thompson device_printf(sc->sc_dev, "could not read BBP\n"); 151302ac6454SAndrew Thompson return 0; 151402ac6454SAndrew Thompson } 151502ac6454SAndrew Thompson 151602ac6454SAndrew Thompson return ural_read(sc, RAL_PHY_CSR7) & 0xff; 151702ac6454SAndrew Thompson } 151802ac6454SAndrew Thompson 151902ac6454SAndrew Thompson static void 152002ac6454SAndrew Thompson ural_rf_write(struct ural_softc *sc, uint8_t reg, uint32_t val) 152102ac6454SAndrew Thompson { 152202ac6454SAndrew Thompson uint32_t tmp; 152302ac6454SAndrew Thompson int ntries; 152402ac6454SAndrew Thompson 152502ac6454SAndrew Thompson for (ntries = 0; ntries < 100; ntries++) { 152602ac6454SAndrew Thompson if (!(ural_read(sc, RAL_PHY_CSR10) & RAL_RF_LOBUSY)) 152702ac6454SAndrew Thompson break; 152802ac6454SAndrew Thompson if (ural_pause(sc, hz / 100)) 152902ac6454SAndrew Thompson break; 153002ac6454SAndrew Thompson } 153102ac6454SAndrew Thompson if (ntries == 100) { 153202ac6454SAndrew Thompson device_printf(sc->sc_dev, "could not write to RF\n"); 153302ac6454SAndrew Thompson return; 153402ac6454SAndrew Thompson } 153502ac6454SAndrew Thompson 153602ac6454SAndrew Thompson tmp = RAL_RF_BUSY | RAL_RF_20BIT | (val & 0xfffff) << 2 | (reg & 0x3); 153702ac6454SAndrew Thompson ural_write(sc, RAL_PHY_CSR9, tmp & 0xffff); 153802ac6454SAndrew Thompson ural_write(sc, RAL_PHY_CSR10, tmp >> 16); 153902ac6454SAndrew Thompson 154002ac6454SAndrew Thompson /* remember last written value in sc */ 154102ac6454SAndrew Thompson sc->rf_regs[reg] = val; 154202ac6454SAndrew Thompson 154302ac6454SAndrew Thompson DPRINTFN(15, "RF R[%u] <- 0x%05x\n", reg & 0x3, val & 0xfffff); 154402ac6454SAndrew Thompson } 154502ac6454SAndrew Thompson 154602ac6454SAndrew Thompson static void 154702ac6454SAndrew Thompson ural_scan_start(struct ieee80211com *ic) 154802ac6454SAndrew Thompson { 1549d3fdd08cSAdrian Chadd struct ural_softc *sc = ic->ic_softc; 155002ac6454SAndrew Thompson 155102ac6454SAndrew Thompson RAL_LOCK(sc); 15525efea30fSAndrew Thompson ural_write(sc, RAL_TXRX_CSR19, 0); 15537a79cebfSGleb Smirnoff ural_set_bssid(sc, ieee80211broadcastaddr); 155402ac6454SAndrew Thompson RAL_UNLOCK(sc); 155502ac6454SAndrew Thompson } 155602ac6454SAndrew Thompson 155702ac6454SAndrew Thompson static void 155802ac6454SAndrew Thompson ural_scan_end(struct ieee80211com *ic) 155902ac6454SAndrew Thompson { 1560d3fdd08cSAdrian Chadd struct ural_softc *sc = ic->ic_softc; 156102ac6454SAndrew Thompson 156202ac6454SAndrew Thompson RAL_LOCK(sc); 15635efea30fSAndrew Thompson ural_enable_tsf_sync(sc); 1564ae132f11SAndriy Voskoboinyk ural_set_bssid(sc, sc->sc_bssid); 156502ac6454SAndrew Thompson RAL_UNLOCK(sc); 156602ac6454SAndrew Thompson 156702ac6454SAndrew Thompson } 156802ac6454SAndrew Thompson 156902ac6454SAndrew Thompson static void 157083829b48SAndriy Voskoboinyk ural_getradiocaps(struct ieee80211com *ic, 157183829b48SAndriy Voskoboinyk int maxchans, int *nchans, struct ieee80211_channel chans[]) 157283829b48SAndriy Voskoboinyk { 157383829b48SAndriy Voskoboinyk struct ural_softc *sc = ic->ic_softc; 157483829b48SAndriy Voskoboinyk uint8_t bands[IEEE80211_MODE_BYTES]; 157583829b48SAndriy Voskoboinyk 157683829b48SAndriy Voskoboinyk memset(bands, 0, sizeof(bands)); 157783829b48SAndriy Voskoboinyk setbit(bands, IEEE80211_MODE_11B); 157883829b48SAndriy Voskoboinyk setbit(bands, IEEE80211_MODE_11G); 1579b84b3638SAndriy Voskoboinyk ieee80211_add_channels_default_2ghz(chans, maxchans, nchans, bands, 0); 158083829b48SAndriy Voskoboinyk 158183829b48SAndriy Voskoboinyk if (sc->rf_rev == RAL_RF_5222) { 158283829b48SAndriy Voskoboinyk setbit(bands, IEEE80211_MODE_11A); 158383829b48SAndriy Voskoboinyk ieee80211_add_channel_list_5ghz(chans, maxchans, nchans, 158483829b48SAndriy Voskoboinyk ural_chan_5ghz, nitems(ural_chan_5ghz), bands, 0); 158583829b48SAndriy Voskoboinyk } 158683829b48SAndriy Voskoboinyk } 158783829b48SAndriy Voskoboinyk 158883829b48SAndriy Voskoboinyk static void 158902ac6454SAndrew Thompson ural_set_channel(struct ieee80211com *ic) 159002ac6454SAndrew Thompson { 1591d3fdd08cSAdrian Chadd struct ural_softc *sc = ic->ic_softc; 159202ac6454SAndrew Thompson 159302ac6454SAndrew Thompson RAL_LOCK(sc); 15945efea30fSAndrew Thompson ural_set_chan(sc, ic->ic_curchan); 159502ac6454SAndrew Thompson RAL_UNLOCK(sc); 159602ac6454SAndrew Thompson } 159702ac6454SAndrew Thompson 159802ac6454SAndrew Thompson static void 159902ac6454SAndrew Thompson ural_set_chan(struct ural_softc *sc, struct ieee80211_channel *c) 160002ac6454SAndrew Thompson { 16017a79cebfSGleb Smirnoff struct ieee80211com *ic = &sc->sc_ic; 160202ac6454SAndrew Thompson uint8_t power, tmp; 160302ac6454SAndrew Thompson int i, chan; 160402ac6454SAndrew Thompson 160502ac6454SAndrew Thompson chan = ieee80211_chan2ieee(ic, c); 160602ac6454SAndrew Thompson if (chan == 0 || chan == IEEE80211_CHAN_ANY) 160702ac6454SAndrew Thompson return; 160802ac6454SAndrew Thompson 160902ac6454SAndrew Thompson if (IEEE80211_IS_CHAN_2GHZ(c)) 161002ac6454SAndrew Thompson power = min(sc->txpow[chan - 1], 31); 161102ac6454SAndrew Thompson else 161202ac6454SAndrew Thompson power = 31; 161302ac6454SAndrew Thompson 161402ac6454SAndrew Thompson /* adjust txpower using ifconfig settings */ 161502ac6454SAndrew Thompson power -= (100 - ic->ic_txpowlimit) / 8; 161602ac6454SAndrew Thompson 161702ac6454SAndrew Thompson DPRINTFN(2, "setting channel to %u, txpower to %u\n", chan, power); 161802ac6454SAndrew Thompson 161902ac6454SAndrew Thompson switch (sc->rf_rev) { 162002ac6454SAndrew Thompson case RAL_RF_2522: 162102ac6454SAndrew Thompson ural_rf_write(sc, RAL_RF1, 0x00814); 162202ac6454SAndrew Thompson ural_rf_write(sc, RAL_RF2, ural_rf2522_r2[chan - 1]); 162302ac6454SAndrew Thompson ural_rf_write(sc, RAL_RF3, power << 7 | 0x00040); 162402ac6454SAndrew Thompson break; 162502ac6454SAndrew Thompson 162602ac6454SAndrew Thompson case RAL_RF_2523: 162702ac6454SAndrew Thompson ural_rf_write(sc, RAL_RF1, 0x08804); 162802ac6454SAndrew Thompson ural_rf_write(sc, RAL_RF2, ural_rf2523_r2[chan - 1]); 162902ac6454SAndrew Thompson ural_rf_write(sc, RAL_RF3, power << 7 | 0x38044); 163002ac6454SAndrew Thompson ural_rf_write(sc, RAL_RF4, (chan == 14) ? 0x00280 : 0x00286); 163102ac6454SAndrew Thompson break; 163202ac6454SAndrew Thompson 163302ac6454SAndrew Thompson case RAL_RF_2524: 163402ac6454SAndrew Thompson ural_rf_write(sc, RAL_RF1, 0x0c808); 163502ac6454SAndrew Thompson ural_rf_write(sc, RAL_RF2, ural_rf2524_r2[chan - 1]); 163602ac6454SAndrew Thompson ural_rf_write(sc, RAL_RF3, power << 7 | 0x00040); 163702ac6454SAndrew Thompson ural_rf_write(sc, RAL_RF4, (chan == 14) ? 0x00280 : 0x00286); 163802ac6454SAndrew Thompson break; 163902ac6454SAndrew Thompson 164002ac6454SAndrew Thompson case RAL_RF_2525: 164102ac6454SAndrew Thompson ural_rf_write(sc, RAL_RF1, 0x08808); 164202ac6454SAndrew Thompson ural_rf_write(sc, RAL_RF2, ural_rf2525_hi_r2[chan - 1]); 164302ac6454SAndrew Thompson ural_rf_write(sc, RAL_RF3, power << 7 | 0x18044); 164402ac6454SAndrew Thompson ural_rf_write(sc, RAL_RF4, (chan == 14) ? 0x00280 : 0x00286); 164502ac6454SAndrew Thompson 164602ac6454SAndrew Thompson ural_rf_write(sc, RAL_RF1, 0x08808); 164702ac6454SAndrew Thompson ural_rf_write(sc, RAL_RF2, ural_rf2525_r2[chan - 1]); 164802ac6454SAndrew Thompson ural_rf_write(sc, RAL_RF3, power << 7 | 0x18044); 164902ac6454SAndrew Thompson ural_rf_write(sc, RAL_RF4, (chan == 14) ? 0x00280 : 0x00286); 165002ac6454SAndrew Thompson break; 165102ac6454SAndrew Thompson 165202ac6454SAndrew Thompson case RAL_RF_2525E: 165302ac6454SAndrew Thompson ural_rf_write(sc, RAL_RF1, 0x08808); 165402ac6454SAndrew Thompson ural_rf_write(sc, RAL_RF2, ural_rf2525e_r2[chan - 1]); 165502ac6454SAndrew Thompson ural_rf_write(sc, RAL_RF3, power << 7 | 0x18044); 165602ac6454SAndrew Thompson ural_rf_write(sc, RAL_RF4, (chan == 14) ? 0x00286 : 0x00282); 165702ac6454SAndrew Thompson break; 165802ac6454SAndrew Thompson 165902ac6454SAndrew Thompson case RAL_RF_2526: 166002ac6454SAndrew Thompson ural_rf_write(sc, RAL_RF2, ural_rf2526_hi_r2[chan - 1]); 166102ac6454SAndrew Thompson ural_rf_write(sc, RAL_RF4, (chan & 1) ? 0x00386 : 0x00381); 166202ac6454SAndrew Thompson ural_rf_write(sc, RAL_RF1, 0x08804); 166302ac6454SAndrew Thompson 166402ac6454SAndrew Thompson ural_rf_write(sc, RAL_RF2, ural_rf2526_r2[chan - 1]); 166502ac6454SAndrew Thompson ural_rf_write(sc, RAL_RF3, power << 7 | 0x18044); 166602ac6454SAndrew Thompson ural_rf_write(sc, RAL_RF4, (chan & 1) ? 0x00386 : 0x00381); 166702ac6454SAndrew Thompson break; 166802ac6454SAndrew Thompson 166902ac6454SAndrew Thompson /* dual-band RF */ 167002ac6454SAndrew Thompson case RAL_RF_5222: 167102ac6454SAndrew Thompson for (i = 0; ural_rf5222[i].chan != chan; i++); 167202ac6454SAndrew Thompson 167302ac6454SAndrew Thompson ural_rf_write(sc, RAL_RF1, ural_rf5222[i].r1); 167402ac6454SAndrew Thompson ural_rf_write(sc, RAL_RF2, ural_rf5222[i].r2); 167502ac6454SAndrew Thompson ural_rf_write(sc, RAL_RF3, power << 7 | 0x00040); 167602ac6454SAndrew Thompson ural_rf_write(sc, RAL_RF4, ural_rf5222[i].r4); 167702ac6454SAndrew Thompson break; 167802ac6454SAndrew Thompson } 167902ac6454SAndrew Thompson 168002ac6454SAndrew Thompson if (ic->ic_opmode != IEEE80211_M_MONITOR && 168102ac6454SAndrew Thompson (ic->ic_flags & IEEE80211_F_SCAN) == 0) { 168202ac6454SAndrew Thompson /* set Japan filter bit for channel 14 */ 168302ac6454SAndrew Thompson tmp = ural_bbp_read(sc, 70); 168402ac6454SAndrew Thompson 168502ac6454SAndrew Thompson tmp &= ~RAL_JAPAN_FILTER; 168602ac6454SAndrew Thompson if (chan == 14) 168702ac6454SAndrew Thompson tmp |= RAL_JAPAN_FILTER; 168802ac6454SAndrew Thompson 168902ac6454SAndrew Thompson ural_bbp_write(sc, 70, tmp); 169002ac6454SAndrew Thompson 169102ac6454SAndrew Thompson /* clear CRC errors */ 169202ac6454SAndrew Thompson ural_read(sc, RAL_STA_CSR0); 169302ac6454SAndrew Thompson 169402ac6454SAndrew Thompson ural_pause(sc, hz / 100); 169502ac6454SAndrew Thompson ural_disable_rf_tune(sc); 169602ac6454SAndrew Thompson } 169702ac6454SAndrew Thompson 169802ac6454SAndrew Thompson /* XXX doesn't belong here */ 169902ac6454SAndrew Thompson /* update basic rate set */ 170002ac6454SAndrew Thompson ural_set_basicrates(sc, c); 170177ddf3d3SAndrew Thompson 170277ddf3d3SAndrew Thompson /* give the hardware some time to do the switchover */ 170377ddf3d3SAndrew Thompson ural_pause(sc, hz / 100); 170402ac6454SAndrew Thompson } 170502ac6454SAndrew Thompson 170602ac6454SAndrew Thompson /* 170702ac6454SAndrew Thompson * Disable RF auto-tuning. 170802ac6454SAndrew Thompson */ 170902ac6454SAndrew Thompson static void 171002ac6454SAndrew Thompson ural_disable_rf_tune(struct ural_softc *sc) 171102ac6454SAndrew Thompson { 171202ac6454SAndrew Thompson uint32_t tmp; 171302ac6454SAndrew Thompson 171402ac6454SAndrew Thompson if (sc->rf_rev != RAL_RF_2523) { 171502ac6454SAndrew Thompson tmp = sc->rf_regs[RAL_RF1] & ~RAL_RF1_AUTOTUNE; 171602ac6454SAndrew Thompson ural_rf_write(sc, RAL_RF1, tmp); 171702ac6454SAndrew Thompson } 171802ac6454SAndrew Thompson 171902ac6454SAndrew Thompson tmp = sc->rf_regs[RAL_RF3] & ~RAL_RF3_AUTOTUNE; 172002ac6454SAndrew Thompson ural_rf_write(sc, RAL_RF3, tmp); 172102ac6454SAndrew Thompson 172202ac6454SAndrew Thompson DPRINTFN(2, "disabling RF autotune\n"); 172302ac6454SAndrew Thompson } 172402ac6454SAndrew Thompson 172502ac6454SAndrew Thompson /* 172602ac6454SAndrew Thompson * Refer to IEEE Std 802.11-1999 pp. 123 for more information on TSF 172702ac6454SAndrew Thompson * synchronization. 172802ac6454SAndrew Thompson */ 172902ac6454SAndrew Thompson static void 173002ac6454SAndrew Thompson ural_enable_tsf_sync(struct ural_softc *sc) 173102ac6454SAndrew Thompson { 17327a79cebfSGleb Smirnoff struct ieee80211com *ic = &sc->sc_ic; 173302ac6454SAndrew Thompson struct ieee80211vap *vap = TAILQ_FIRST(&ic->ic_vaps); 173402ac6454SAndrew Thompson uint16_t logcwmin, preload, tmp; 173502ac6454SAndrew Thompson 173602ac6454SAndrew Thompson /* first, disable TSF synchronization */ 173702ac6454SAndrew Thompson ural_write(sc, RAL_TXRX_CSR19, 0); 173802ac6454SAndrew Thompson 173902ac6454SAndrew Thompson tmp = (16 * vap->iv_bss->ni_intval) << 4; 174002ac6454SAndrew Thompson ural_write(sc, RAL_TXRX_CSR18, tmp); 174102ac6454SAndrew Thompson 174202ac6454SAndrew Thompson logcwmin = (ic->ic_opmode == IEEE80211_M_IBSS) ? 2 : 0; 174302ac6454SAndrew Thompson preload = (ic->ic_opmode == IEEE80211_M_IBSS) ? 320 : 6; 174402ac6454SAndrew Thompson tmp = logcwmin << 12 | preload; 174502ac6454SAndrew Thompson ural_write(sc, RAL_TXRX_CSR20, tmp); 174602ac6454SAndrew Thompson 174702ac6454SAndrew Thompson /* finally, enable TSF synchronization */ 174802ac6454SAndrew Thompson tmp = RAL_ENABLE_TSF | RAL_ENABLE_TBCN; 174902ac6454SAndrew Thompson if (ic->ic_opmode == IEEE80211_M_STA) 175002ac6454SAndrew Thompson tmp |= RAL_ENABLE_TSF_SYNC(1); 175102ac6454SAndrew Thompson else 175202ac6454SAndrew Thompson tmp |= RAL_ENABLE_TSF_SYNC(2) | RAL_ENABLE_BEACON_GENERATOR; 175302ac6454SAndrew Thompson ural_write(sc, RAL_TXRX_CSR19, tmp); 175402ac6454SAndrew Thompson 175502ac6454SAndrew Thompson DPRINTF("enabling TSF synchronization\n"); 175602ac6454SAndrew Thompson } 175702ac6454SAndrew Thompson 17585463c4a4SSam Leffler static void 17595463c4a4SSam Leffler ural_enable_tsf(struct ural_softc *sc) 17605463c4a4SSam Leffler { 17615463c4a4SSam Leffler /* first, disable TSF synchronization */ 17625463c4a4SSam Leffler ural_write(sc, RAL_TXRX_CSR19, 0); 17635463c4a4SSam Leffler ural_write(sc, RAL_TXRX_CSR19, RAL_ENABLE_TSF | RAL_ENABLE_TSF_SYNC(2)); 17645463c4a4SSam Leffler } 17655463c4a4SSam Leffler 176602ac6454SAndrew Thompson #define RAL_RXTX_TURNAROUND 5 /* us */ 176702ac6454SAndrew Thompson static void 17687a79cebfSGleb Smirnoff ural_update_slot(struct ural_softc *sc) 176902ac6454SAndrew Thompson { 17707a79cebfSGleb Smirnoff struct ieee80211com *ic = &sc->sc_ic; 177102ac6454SAndrew Thompson uint16_t slottime, sifs, eifs; 177202ac6454SAndrew Thompson 1773bdfff33fSAndriy Voskoboinyk slottime = IEEE80211_GET_SLOTTIME(ic); 177402ac6454SAndrew Thompson 177502ac6454SAndrew Thompson /* 177602ac6454SAndrew Thompson * These settings may sound a bit inconsistent but this is what the 177702ac6454SAndrew Thompson * reference driver does. 177802ac6454SAndrew Thompson */ 177902ac6454SAndrew Thompson if (ic->ic_curmode == IEEE80211_MODE_11B) { 178002ac6454SAndrew Thompson sifs = 16 - RAL_RXTX_TURNAROUND; 178102ac6454SAndrew Thompson eifs = 364; 178202ac6454SAndrew Thompson } else { 178302ac6454SAndrew Thompson sifs = 10 - RAL_RXTX_TURNAROUND; 178402ac6454SAndrew Thompson eifs = 64; 178502ac6454SAndrew Thompson } 178602ac6454SAndrew Thompson 178702ac6454SAndrew Thompson ural_write(sc, RAL_MAC_CSR10, slottime); 178802ac6454SAndrew Thompson ural_write(sc, RAL_MAC_CSR11, sifs); 178902ac6454SAndrew Thompson ural_write(sc, RAL_MAC_CSR12, eifs); 179002ac6454SAndrew Thompson } 179102ac6454SAndrew Thompson 179202ac6454SAndrew Thompson static void 179302ac6454SAndrew Thompson ural_set_txpreamble(struct ural_softc *sc) 179402ac6454SAndrew Thompson { 17957a79cebfSGleb Smirnoff struct ieee80211com *ic = &sc->sc_ic; 179602ac6454SAndrew Thompson uint16_t tmp; 179702ac6454SAndrew Thompson 179802ac6454SAndrew Thompson tmp = ural_read(sc, RAL_TXRX_CSR10); 179902ac6454SAndrew Thompson 180002ac6454SAndrew Thompson tmp &= ~RAL_SHORT_PREAMBLE; 180102ac6454SAndrew Thompson if (ic->ic_flags & IEEE80211_F_SHPREAMBLE) 180202ac6454SAndrew Thompson tmp |= RAL_SHORT_PREAMBLE; 180302ac6454SAndrew Thompson 180402ac6454SAndrew Thompson ural_write(sc, RAL_TXRX_CSR10, tmp); 180502ac6454SAndrew Thompson } 180602ac6454SAndrew Thompson 180702ac6454SAndrew Thompson static void 180802ac6454SAndrew Thompson ural_set_basicrates(struct ural_softc *sc, const struct ieee80211_channel *c) 180902ac6454SAndrew Thompson { 181002ac6454SAndrew Thompson /* XXX wrong, take from rate set */ 181102ac6454SAndrew Thompson /* update basic rate set */ 181202ac6454SAndrew Thompson if (IEEE80211_IS_CHAN_5GHZ(c)) { 181302ac6454SAndrew Thompson /* 11a basic rates: 6, 12, 24Mbps */ 181402ac6454SAndrew Thompson ural_write(sc, RAL_TXRX_CSR11, 0x150); 181502ac6454SAndrew Thompson } else if (IEEE80211_IS_CHAN_ANYG(c)) { 181602ac6454SAndrew Thompson /* 11g basic rates: 1, 2, 5.5, 11, 6, 12, 24Mbps */ 181702ac6454SAndrew Thompson ural_write(sc, RAL_TXRX_CSR11, 0x15f); 181802ac6454SAndrew Thompson } else { 181902ac6454SAndrew Thompson /* 11b basic rates: 1, 2Mbps */ 182002ac6454SAndrew Thompson ural_write(sc, RAL_TXRX_CSR11, 0x3); 182102ac6454SAndrew Thompson } 182202ac6454SAndrew Thompson } 182302ac6454SAndrew Thompson 182402ac6454SAndrew Thompson static void 182502ac6454SAndrew Thompson ural_set_bssid(struct ural_softc *sc, const uint8_t *bssid) 182602ac6454SAndrew Thompson { 182702ac6454SAndrew Thompson uint16_t tmp; 182802ac6454SAndrew Thompson 182902ac6454SAndrew Thompson tmp = bssid[0] | bssid[1] << 8; 183002ac6454SAndrew Thompson ural_write(sc, RAL_MAC_CSR5, tmp); 183102ac6454SAndrew Thompson 183202ac6454SAndrew Thompson tmp = bssid[2] | bssid[3] << 8; 183302ac6454SAndrew Thompson ural_write(sc, RAL_MAC_CSR6, tmp); 183402ac6454SAndrew Thompson 183502ac6454SAndrew Thompson tmp = bssid[4] | bssid[5] << 8; 183602ac6454SAndrew Thompson ural_write(sc, RAL_MAC_CSR7, tmp); 183702ac6454SAndrew Thompson 183802ac6454SAndrew Thompson DPRINTF("setting BSSID to %6D\n", bssid, ":"); 183902ac6454SAndrew Thompson } 184002ac6454SAndrew Thompson 184102ac6454SAndrew Thompson static void 18427a79cebfSGleb Smirnoff ural_set_macaddr(struct ural_softc *sc, const uint8_t *addr) 184302ac6454SAndrew Thompson { 184402ac6454SAndrew Thompson uint16_t tmp; 184502ac6454SAndrew Thompson 184602ac6454SAndrew Thompson tmp = addr[0] | addr[1] << 8; 184702ac6454SAndrew Thompson ural_write(sc, RAL_MAC_CSR2, tmp); 184802ac6454SAndrew Thompson 184902ac6454SAndrew Thompson tmp = addr[2] | addr[3] << 8; 185002ac6454SAndrew Thompson ural_write(sc, RAL_MAC_CSR3, tmp); 185102ac6454SAndrew Thompson 185202ac6454SAndrew Thompson tmp = addr[4] | addr[5] << 8; 185302ac6454SAndrew Thompson ural_write(sc, RAL_MAC_CSR4, tmp); 185402ac6454SAndrew Thompson 185502ac6454SAndrew Thompson DPRINTF("setting MAC address to %6D\n", addr, ":"); 185602ac6454SAndrew Thompson } 185702ac6454SAndrew Thompson 185802ac6454SAndrew Thompson static void 18595efea30fSAndrew Thompson ural_setpromisc(struct ural_softc *sc) 186002ac6454SAndrew Thompson { 186102ac6454SAndrew Thompson uint32_t tmp; 186202ac6454SAndrew Thompson 186302ac6454SAndrew Thompson tmp = ural_read(sc, RAL_TXRX_CSR2); 186402ac6454SAndrew Thompson 186502ac6454SAndrew Thompson tmp &= ~RAL_DROP_NOT_TO_ME; 18667a79cebfSGleb Smirnoff if (sc->sc_ic.ic_promisc == 0) 186702ac6454SAndrew Thompson tmp |= RAL_DROP_NOT_TO_ME; 186802ac6454SAndrew Thompson 186902ac6454SAndrew Thompson ural_write(sc, RAL_TXRX_CSR2, tmp); 187002ac6454SAndrew Thompson 18717a79cebfSGleb Smirnoff DPRINTF("%s promiscuous mode\n", sc->sc_ic.ic_promisc ? 187202ac6454SAndrew Thompson "entering" : "leaving"); 187302ac6454SAndrew Thompson } 187402ac6454SAndrew Thompson 187577ddf3d3SAndrew Thompson static void 1876272f6adeSGleb Smirnoff ural_update_promisc(struct ieee80211com *ic) 187777ddf3d3SAndrew Thompson { 1878272f6adeSGleb Smirnoff struct ural_softc *sc = ic->ic_softc; 187977ddf3d3SAndrew Thompson 188077ddf3d3SAndrew Thompson RAL_LOCK(sc); 18817a79cebfSGleb Smirnoff if (sc->sc_running) 18825efea30fSAndrew Thompson ural_setpromisc(sc); 188377ddf3d3SAndrew Thompson RAL_UNLOCK(sc); 188477ddf3d3SAndrew Thompson } 188577ddf3d3SAndrew Thompson 188602ac6454SAndrew Thompson static const char * 188702ac6454SAndrew Thompson ural_get_rf(int rev) 188802ac6454SAndrew Thompson { 188902ac6454SAndrew Thompson switch (rev) { 189002ac6454SAndrew Thompson case RAL_RF_2522: return "RT2522"; 189102ac6454SAndrew Thompson case RAL_RF_2523: return "RT2523"; 189202ac6454SAndrew Thompson case RAL_RF_2524: return "RT2524"; 189302ac6454SAndrew Thompson case RAL_RF_2525: return "RT2525"; 189402ac6454SAndrew Thompson case RAL_RF_2525E: return "RT2525e"; 189502ac6454SAndrew Thompson case RAL_RF_2526: return "RT2526"; 189602ac6454SAndrew Thompson case RAL_RF_5222: return "RT5222"; 189702ac6454SAndrew Thompson default: return "unknown"; 189802ac6454SAndrew Thompson } 189902ac6454SAndrew Thompson } 190002ac6454SAndrew Thompson 190102ac6454SAndrew Thompson static void 190202ac6454SAndrew Thompson ural_read_eeprom(struct ural_softc *sc) 190302ac6454SAndrew Thompson { 19047a79cebfSGleb Smirnoff struct ieee80211com *ic = &sc->sc_ic; 190502ac6454SAndrew Thompson uint16_t val; 190602ac6454SAndrew Thompson 190702ac6454SAndrew Thompson ural_eeprom_read(sc, RAL_EEPROM_CONFIG0, &val, 2); 190802ac6454SAndrew Thompson val = le16toh(val); 190902ac6454SAndrew Thompson sc->rf_rev = (val >> 11) & 0x7; 191002ac6454SAndrew Thompson sc->hw_radio = (val >> 10) & 0x1; 191102ac6454SAndrew Thompson sc->led_mode = (val >> 6) & 0x7; 191202ac6454SAndrew Thompson sc->rx_ant = (val >> 4) & 0x3; 191302ac6454SAndrew Thompson sc->tx_ant = (val >> 2) & 0x3; 191402ac6454SAndrew Thompson sc->nb_ant = val & 0x3; 191502ac6454SAndrew Thompson 191602ac6454SAndrew Thompson /* read MAC address */ 19177a79cebfSGleb Smirnoff ural_eeprom_read(sc, RAL_EEPROM_ADDRESS, ic->ic_macaddr, 6); 191802ac6454SAndrew Thompson 191902ac6454SAndrew Thompson /* read default values for BBP registers */ 192002ac6454SAndrew Thompson ural_eeprom_read(sc, RAL_EEPROM_BBP_BASE, sc->bbp_prom, 2 * 16); 192102ac6454SAndrew Thompson 192202ac6454SAndrew Thompson /* read Tx power for all b/g channels */ 192302ac6454SAndrew Thompson ural_eeprom_read(sc, RAL_EEPROM_TXPOWER, sc->txpow, 14); 192402ac6454SAndrew Thompson } 192502ac6454SAndrew Thompson 192602ac6454SAndrew Thompson static int 192702ac6454SAndrew Thompson ural_bbp_init(struct ural_softc *sc) 192802ac6454SAndrew Thompson { 192902ac6454SAndrew Thompson int i, ntries; 193002ac6454SAndrew Thompson 193102ac6454SAndrew Thompson /* wait for BBP to be ready */ 193202ac6454SAndrew Thompson for (ntries = 0; ntries < 100; ntries++) { 193302ac6454SAndrew Thompson if (ural_bbp_read(sc, RAL_BBP_VERSION) != 0) 193402ac6454SAndrew Thompson break; 193502ac6454SAndrew Thompson if (ural_pause(sc, hz / 100)) 193602ac6454SAndrew Thompson break; 193702ac6454SAndrew Thompson } 193802ac6454SAndrew Thompson if (ntries == 100) { 193902ac6454SAndrew Thompson device_printf(sc->sc_dev, "timeout waiting for BBP\n"); 194002ac6454SAndrew Thompson return EIO; 194102ac6454SAndrew Thompson } 194202ac6454SAndrew Thompson 194302ac6454SAndrew Thompson /* initialize BBP registers to default values */ 194482e8c646SAdrian Chadd for (i = 0; i < nitems(ural_def_bbp); i++) 194502ac6454SAndrew Thompson ural_bbp_write(sc, ural_def_bbp[i].reg, ural_def_bbp[i].val); 194602ac6454SAndrew Thompson 194702ac6454SAndrew Thompson #if 0 194802ac6454SAndrew Thompson /* initialize BBP registers to values stored in EEPROM */ 194902ac6454SAndrew Thompson for (i = 0; i < 16; i++) { 195002ac6454SAndrew Thompson if (sc->bbp_prom[i].reg == 0xff) 195102ac6454SAndrew Thompson continue; 195202ac6454SAndrew Thompson ural_bbp_write(sc, sc->bbp_prom[i].reg, sc->bbp_prom[i].val); 195302ac6454SAndrew Thompson } 195402ac6454SAndrew Thompson #endif 195502ac6454SAndrew Thompson 195602ac6454SAndrew Thompson return 0; 195702ac6454SAndrew Thompson } 195802ac6454SAndrew Thompson 195902ac6454SAndrew Thompson static void 196002ac6454SAndrew Thompson ural_set_txantenna(struct ural_softc *sc, int antenna) 196102ac6454SAndrew Thompson { 196202ac6454SAndrew Thompson uint16_t tmp; 196302ac6454SAndrew Thompson uint8_t tx; 196402ac6454SAndrew Thompson 196502ac6454SAndrew Thompson tx = ural_bbp_read(sc, RAL_BBP_TX) & ~RAL_BBP_ANTMASK; 196602ac6454SAndrew Thompson if (antenna == 1) 196702ac6454SAndrew Thompson tx |= RAL_BBP_ANTA; 196802ac6454SAndrew Thompson else if (antenna == 2) 196902ac6454SAndrew Thompson tx |= RAL_BBP_ANTB; 197002ac6454SAndrew Thompson else 197102ac6454SAndrew Thompson tx |= RAL_BBP_DIVERSITY; 197202ac6454SAndrew Thompson 197302ac6454SAndrew Thompson /* need to force I/Q flip for RF 2525e, 2526 and 5222 */ 197402ac6454SAndrew Thompson if (sc->rf_rev == RAL_RF_2525E || sc->rf_rev == RAL_RF_2526 || 197502ac6454SAndrew Thompson sc->rf_rev == RAL_RF_5222) 197602ac6454SAndrew Thompson tx |= RAL_BBP_FLIPIQ; 197702ac6454SAndrew Thompson 197802ac6454SAndrew Thompson ural_bbp_write(sc, RAL_BBP_TX, tx); 197902ac6454SAndrew Thompson 198002ac6454SAndrew Thompson /* update values in PHY_CSR5 and PHY_CSR6 */ 198102ac6454SAndrew Thompson tmp = ural_read(sc, RAL_PHY_CSR5) & ~0x7; 198202ac6454SAndrew Thompson ural_write(sc, RAL_PHY_CSR5, tmp | (tx & 0x7)); 198302ac6454SAndrew Thompson 198402ac6454SAndrew Thompson tmp = ural_read(sc, RAL_PHY_CSR6) & ~0x7; 198502ac6454SAndrew Thompson ural_write(sc, RAL_PHY_CSR6, tmp | (tx & 0x7)); 198602ac6454SAndrew Thompson } 198702ac6454SAndrew Thompson 198802ac6454SAndrew Thompson static void 198902ac6454SAndrew Thompson ural_set_rxantenna(struct ural_softc *sc, int antenna) 199002ac6454SAndrew Thompson { 199102ac6454SAndrew Thompson uint8_t rx; 199202ac6454SAndrew Thompson 199302ac6454SAndrew Thompson rx = ural_bbp_read(sc, RAL_BBP_RX) & ~RAL_BBP_ANTMASK; 199402ac6454SAndrew Thompson if (antenna == 1) 199502ac6454SAndrew Thompson rx |= RAL_BBP_ANTA; 199602ac6454SAndrew Thompson else if (antenna == 2) 199702ac6454SAndrew Thompson rx |= RAL_BBP_ANTB; 199802ac6454SAndrew Thompson else 199902ac6454SAndrew Thompson rx |= RAL_BBP_DIVERSITY; 200002ac6454SAndrew Thompson 200102ac6454SAndrew Thompson /* need to force no I/Q flip for RF 2525e and 2526 */ 200202ac6454SAndrew Thompson if (sc->rf_rev == RAL_RF_2525E || sc->rf_rev == RAL_RF_2526) 200302ac6454SAndrew Thompson rx &= ~RAL_BBP_FLIPIQ; 200402ac6454SAndrew Thompson 200502ac6454SAndrew Thompson ural_bbp_write(sc, RAL_BBP_RX, rx); 200602ac6454SAndrew Thompson } 200702ac6454SAndrew Thompson 200802ac6454SAndrew Thompson static void 20097a79cebfSGleb Smirnoff ural_init(struct ural_softc *sc) 201002ac6454SAndrew Thompson { 20117a79cebfSGleb Smirnoff struct ieee80211com *ic = &sc->sc_ic; 20127a79cebfSGleb Smirnoff struct ieee80211vap *vap = TAILQ_FIRST(&ic->ic_vaps); 201302ac6454SAndrew Thompson uint16_t tmp; 201402ac6454SAndrew Thompson int i, ntries; 201502ac6454SAndrew Thompson 201602ac6454SAndrew Thompson RAL_LOCK_ASSERT(sc, MA_OWNED); 201702ac6454SAndrew Thompson 201802ac6454SAndrew Thompson ural_set_testmode(sc); 201902ac6454SAndrew Thompson ural_write(sc, 0x308, 0x00f0); /* XXX magic */ 202002ac6454SAndrew Thompson 20215efea30fSAndrew Thompson ural_stop(sc); 202202ac6454SAndrew Thompson 202302ac6454SAndrew Thompson /* initialize MAC registers to default values */ 202482e8c646SAdrian Chadd for (i = 0; i < nitems(ural_def_mac); i++) 202502ac6454SAndrew Thompson ural_write(sc, ural_def_mac[i].reg, ural_def_mac[i].val); 202602ac6454SAndrew Thompson 202702ac6454SAndrew Thompson /* wait for BBP and RF to wake up (this can take a long time!) */ 202802ac6454SAndrew Thompson for (ntries = 0; ntries < 100; ntries++) { 202902ac6454SAndrew Thompson tmp = ural_read(sc, RAL_MAC_CSR17); 203002ac6454SAndrew Thompson if ((tmp & (RAL_BBP_AWAKE | RAL_RF_AWAKE)) == 203102ac6454SAndrew Thompson (RAL_BBP_AWAKE | RAL_RF_AWAKE)) 203202ac6454SAndrew Thompson break; 203302ac6454SAndrew Thompson if (ural_pause(sc, hz / 100)) 203402ac6454SAndrew Thompson break; 203502ac6454SAndrew Thompson } 203602ac6454SAndrew Thompson if (ntries == 100) { 203702ac6454SAndrew Thompson device_printf(sc->sc_dev, 203802ac6454SAndrew Thompson "timeout waiting for BBP/RF to wakeup\n"); 203902ac6454SAndrew Thompson goto fail; 204002ac6454SAndrew Thompson } 204102ac6454SAndrew Thompson 204202ac6454SAndrew Thompson /* we're ready! */ 204302ac6454SAndrew Thompson ural_write(sc, RAL_MAC_CSR1, RAL_HOST_READY); 204402ac6454SAndrew Thompson 204502ac6454SAndrew Thompson /* set basic rate set (will be updated later) */ 204602ac6454SAndrew Thompson ural_write(sc, RAL_TXRX_CSR11, 0x15f); 204702ac6454SAndrew Thompson 204802ac6454SAndrew Thompson if (ural_bbp_init(sc) != 0) 204902ac6454SAndrew Thompson goto fail; 205002ac6454SAndrew Thompson 205102ac6454SAndrew Thompson ural_set_chan(sc, ic->ic_curchan); 205202ac6454SAndrew Thompson 205302ac6454SAndrew Thompson /* clear statistic registers (STA_CSR0 to STA_CSR10) */ 205402ac6454SAndrew Thompson ural_read_multi(sc, RAL_STA_CSR0, sc->sta, sizeof sc->sta); 205502ac6454SAndrew Thompson 205602ac6454SAndrew Thompson ural_set_txantenna(sc, sc->tx_ant); 205702ac6454SAndrew Thompson ural_set_rxantenna(sc, sc->rx_ant); 205802ac6454SAndrew Thompson 20597a79cebfSGleb Smirnoff ural_set_macaddr(sc, vap ? vap->iv_myaddr : ic->ic_macaddr); 206002ac6454SAndrew Thompson 206102ac6454SAndrew Thompson /* 206202ac6454SAndrew Thompson * Allocate Tx and Rx xfer queues. 206302ac6454SAndrew Thompson */ 206402ac6454SAndrew Thompson ural_setup_tx_list(sc); 206502ac6454SAndrew Thompson 206602ac6454SAndrew Thompson /* kick Rx */ 206702ac6454SAndrew Thompson tmp = RAL_DROP_PHY | RAL_DROP_CRC; 206802ac6454SAndrew Thompson if (ic->ic_opmode != IEEE80211_M_MONITOR) { 206902ac6454SAndrew Thompson tmp |= RAL_DROP_CTL | RAL_DROP_BAD_VERSION; 207002ac6454SAndrew Thompson if (ic->ic_opmode != IEEE80211_M_HOSTAP) 207102ac6454SAndrew Thompson tmp |= RAL_DROP_TODS; 20727a79cebfSGleb Smirnoff if (ic->ic_promisc == 0) 207302ac6454SAndrew Thompson tmp |= RAL_DROP_NOT_TO_ME; 207402ac6454SAndrew Thompson } 207502ac6454SAndrew Thompson ural_write(sc, RAL_TXRX_CSR2, tmp); 207602ac6454SAndrew Thompson 20777a79cebfSGleb Smirnoff sc->sc_running = 1; 2078ed6d949aSAndrew Thompson usbd_xfer_set_stall(sc->sc_xfer[URAL_BULK_WR]); 2079a593f6b8SAndrew Thompson usbd_transfer_start(sc->sc_xfer[URAL_BULK_RD]); 208002ac6454SAndrew Thompson return; 208102ac6454SAndrew Thompson 20825efea30fSAndrew Thompson fail: ural_stop(sc); 208302ac6454SAndrew Thompson } 208402ac6454SAndrew Thompson 208502ac6454SAndrew Thompson static void 20865efea30fSAndrew Thompson ural_stop(struct ural_softc *sc) 208702ac6454SAndrew Thompson { 208802ac6454SAndrew Thompson 208902ac6454SAndrew Thompson RAL_LOCK_ASSERT(sc, MA_OWNED); 209002ac6454SAndrew Thompson 20917a79cebfSGleb Smirnoff sc->sc_running = 0; 209202ac6454SAndrew Thompson 209302ac6454SAndrew Thompson /* 209402ac6454SAndrew Thompson * Drain all the transfers, if not already drained: 209502ac6454SAndrew Thompson */ 209602ac6454SAndrew Thompson RAL_UNLOCK(sc); 2097a593f6b8SAndrew Thompson usbd_transfer_drain(sc->sc_xfer[URAL_BULK_WR]); 2098a593f6b8SAndrew Thompson usbd_transfer_drain(sc->sc_xfer[URAL_BULK_RD]); 209902ac6454SAndrew Thompson RAL_LOCK(sc); 210002ac6454SAndrew Thompson 210102ac6454SAndrew Thompson ural_unsetup_tx_list(sc); 210202ac6454SAndrew Thompson 210302ac6454SAndrew Thompson /* disable Rx */ 210402ac6454SAndrew Thompson ural_write(sc, RAL_TXRX_CSR2, RAL_DISABLE_RX); 210502ac6454SAndrew Thompson /* reset ASIC and BBP (but won't reset MAC registers!) */ 210602ac6454SAndrew Thompson ural_write(sc, RAL_MAC_CSR1, RAL_RESET_ASIC | RAL_RESET_BBP); 210702ac6454SAndrew Thompson /* wait a little */ 210802ac6454SAndrew Thompson ural_pause(sc, hz / 10); 210902ac6454SAndrew Thompson ural_write(sc, RAL_MAC_CSR1, 0); 211077ddf3d3SAndrew Thompson /* wait a little */ 211177ddf3d3SAndrew Thompson ural_pause(sc, hz / 10); 211202ac6454SAndrew Thompson } 211302ac6454SAndrew Thompson 211402ac6454SAndrew Thompson static int 211502ac6454SAndrew Thompson ural_raw_xmit(struct ieee80211_node *ni, struct mbuf *m, 211602ac6454SAndrew Thompson const struct ieee80211_bpf_params *params) 211702ac6454SAndrew Thompson { 211802ac6454SAndrew Thompson struct ieee80211com *ic = ni->ni_ic; 2119d3fdd08cSAdrian Chadd struct ural_softc *sc = ic->ic_softc; 212002ac6454SAndrew Thompson 212102ac6454SAndrew Thompson RAL_LOCK(sc); 212202ac6454SAndrew Thompson /* prevent management frames from being sent if we're not ready */ 21237a79cebfSGleb Smirnoff if (!sc->sc_running) { 212402ac6454SAndrew Thompson RAL_UNLOCK(sc); 212502ac6454SAndrew Thompson m_freem(m); 212602ac6454SAndrew Thompson return ENETDOWN; 212702ac6454SAndrew Thompson } 212896ca458fSAndrew Thompson if (sc->tx_nfree < RAL_TX_MINFREE) { 212902ac6454SAndrew Thompson RAL_UNLOCK(sc); 213002ac6454SAndrew Thompson m_freem(m); 213102ac6454SAndrew Thompson return EIO; 213202ac6454SAndrew Thompson } 213302ac6454SAndrew Thompson 213402ac6454SAndrew Thompson if (params == NULL) { 213502ac6454SAndrew Thompson /* 213602ac6454SAndrew Thompson * Legacy path; interpret frame contents to decide 213702ac6454SAndrew Thompson * precisely how to send the frame. 213802ac6454SAndrew Thompson */ 213902ac6454SAndrew Thompson if (ural_tx_mgt(sc, m, ni) != 0) 214002ac6454SAndrew Thompson goto bad; 214102ac6454SAndrew Thompson } else { 214202ac6454SAndrew Thompson /* 214302ac6454SAndrew Thompson * Caller supplied explicit parameters to use in 214402ac6454SAndrew Thompson * sending the frame. 214502ac6454SAndrew Thompson */ 214602ac6454SAndrew Thompson if (ural_tx_raw(sc, m, ni, params) != 0) 214702ac6454SAndrew Thompson goto bad; 214802ac6454SAndrew Thompson } 214902ac6454SAndrew Thompson RAL_UNLOCK(sc); 215002ac6454SAndrew Thompson return 0; 215102ac6454SAndrew Thompson bad: 215202ac6454SAndrew Thompson RAL_UNLOCK(sc); 215302ac6454SAndrew Thompson return EIO; /* XXX */ 215402ac6454SAndrew Thompson } 215502ac6454SAndrew Thompson 215602ac6454SAndrew Thompson static void 2157b6108616SRui Paulo ural_ratectl_start(struct ural_softc *sc, struct ieee80211_node *ni) 215802ac6454SAndrew Thompson { 215902ac6454SAndrew Thompson struct ieee80211vap *vap = ni->ni_vap; 216002ac6454SAndrew Thompson struct ural_vap *uvp = URAL_VAP(vap); 216102ac6454SAndrew Thompson 216202ac6454SAndrew Thompson /* clear statistic registers (STA_CSR0 to STA_CSR10) */ 216302ac6454SAndrew Thompson ural_read_multi(sc, RAL_STA_CSR0, sc->sta, sizeof sc->sta); 216402ac6454SAndrew Thompson 2165b6108616SRui Paulo usb_callout_reset(&uvp->ratectl_ch, hz, ural_ratectl_timeout, uvp); 216602ac6454SAndrew Thompson } 216702ac6454SAndrew Thompson 216802ac6454SAndrew Thompson static void 2169b6108616SRui Paulo ural_ratectl_timeout(void *arg) 217002ac6454SAndrew Thompson { 217102ac6454SAndrew Thompson struct ural_vap *uvp = arg; 21725efea30fSAndrew Thompson struct ieee80211vap *vap = &uvp->vap; 21735efea30fSAndrew Thompson struct ieee80211com *ic = vap->iv_ic; 217402ac6454SAndrew Thompson 2175b6108616SRui Paulo ieee80211_runtask(ic, &uvp->ratectl_task); 217602ac6454SAndrew Thompson } 217702ac6454SAndrew Thompson 217802ac6454SAndrew Thompson static void 2179b6108616SRui Paulo ural_ratectl_task(void *arg, int pending) 218002ac6454SAndrew Thompson { 21815efea30fSAndrew Thompson struct ural_vap *uvp = arg; 21825efea30fSAndrew Thompson struct ieee80211vap *vap = &uvp->vap; 2183f6930becSAndriy Voskoboinyk struct ural_softc *sc = vap->iv_ic->ic_softc; 2184f6930becSAndriy Voskoboinyk struct ieee80211_ratectl_tx_stats *txs = &sc->sc_txs; 2185f6930becSAndriy Voskoboinyk int fail; 218602ac6454SAndrew Thompson 21875efea30fSAndrew Thompson RAL_LOCK(sc); 218802ac6454SAndrew Thompson /* read and clear statistic registers (STA_CSR0 to STA_CSR10) */ 218902ac6454SAndrew Thompson ural_read_multi(sc, RAL_STA_CSR0, sc->sta, sizeof(sc->sta)); 219002ac6454SAndrew Thompson 2191f6930becSAndriy Voskoboinyk txs->flags = IEEE80211_RATECTL_TX_STATS_RETRIES; 2192f6930becSAndriy Voskoboinyk txs->nsuccess = sc->sta[7] + /* TX ok w/o retry */ 219302ac6454SAndrew Thompson sc->sta[8]; /* TX ok w/ retry */ 219402ac6454SAndrew Thompson fail = sc->sta[9]; /* TX retry-fail count */ 2195f6930becSAndriy Voskoboinyk txs->nframes = txs->nsuccess + fail; 2196f6930becSAndriy Voskoboinyk /* XXX fail * maxretry */ 2197f6930becSAndriy Voskoboinyk txs->nretries = sc->sta[8] + fail; 219802ac6454SAndrew Thompson 2199f6930becSAndriy Voskoboinyk ieee80211_ratectl_tx_update(vap, txs); 220002ac6454SAndrew Thompson 22017a79cebfSGleb Smirnoff /* count TX retry-fail as Tx errors */ 2202f6930becSAndriy Voskoboinyk if_inc_counter(vap->iv_ifp, IFCOUNTER_OERRORS, fail); 220302ac6454SAndrew Thompson 2204b6108616SRui Paulo usb_callout_reset(&uvp->ratectl_ch, hz, ural_ratectl_timeout, uvp); 22055efea30fSAndrew Thompson RAL_UNLOCK(sc); 220602ac6454SAndrew Thompson } 220702ac6454SAndrew Thompson 220802ac6454SAndrew Thompson static int 220902ac6454SAndrew Thompson ural_pause(struct ural_softc *sc, int timeout) 221002ac6454SAndrew Thompson { 221102ac6454SAndrew Thompson 2212a593f6b8SAndrew Thompson usb_pause_mtx(&sc->sc_mtx, timeout); 221302ac6454SAndrew Thompson return (0); 221402ac6454SAndrew Thompson } 2215