102ac6454SAndrew Thompson /* $FreeBSD$ */ 202ac6454SAndrew Thompson 302ac6454SAndrew Thompson /*- 402ac6454SAndrew Thompson * Copyright (c) 2005, 2006 502ac6454SAndrew Thompson * Damien Bergamini <damien.bergamini@free.fr> 602ac6454SAndrew Thompson * 702ac6454SAndrew Thompson * Copyright (c) 2006, 2008 85d38a4d4SEd Schouten * Hans Petter Selasky <hselasky@FreeBSD.org> 902ac6454SAndrew Thompson * 1002ac6454SAndrew Thompson * Permission to use, copy, modify, and distribute this software for any 1102ac6454SAndrew Thompson * purpose with or without fee is hereby granted, provided that the above 1202ac6454SAndrew Thompson * copyright notice and this permission notice appear in all copies. 1302ac6454SAndrew Thompson * 1402ac6454SAndrew Thompson * THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL WARRANTIES 1502ac6454SAndrew Thompson * WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF 1602ac6454SAndrew Thompson * MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR 1702ac6454SAndrew Thompson * ANY SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES 1802ac6454SAndrew Thompson * WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN 1902ac6454SAndrew Thompson * ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF 2002ac6454SAndrew Thompson * OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE. 2102ac6454SAndrew Thompson */ 2202ac6454SAndrew Thompson 2302ac6454SAndrew Thompson #include <sys/cdefs.h> 2402ac6454SAndrew Thompson __FBSDID("$FreeBSD$"); 2502ac6454SAndrew Thompson 2602ac6454SAndrew Thompson /*- 2702ac6454SAndrew Thompson * Ralink Technology RT2500USB chipset driver 2802ac6454SAndrew Thompson * http://www.ralinktech.com/ 2902ac6454SAndrew Thompson */ 3002ac6454SAndrew Thompson 315efea30fSAndrew Thompson #include <sys/param.h> 325efea30fSAndrew Thompson #include <sys/sockio.h> 335efea30fSAndrew Thompson #include <sys/sysctl.h> 345efea30fSAndrew Thompson #include <sys/lock.h> 355efea30fSAndrew Thompson #include <sys/mutex.h> 365efea30fSAndrew Thompson #include <sys/mbuf.h> 375efea30fSAndrew Thompson #include <sys/kernel.h> 385efea30fSAndrew Thompson #include <sys/socket.h> 395efea30fSAndrew Thompson #include <sys/systm.h> 405efea30fSAndrew Thompson #include <sys/malloc.h> 415efea30fSAndrew Thompson #include <sys/module.h> 425efea30fSAndrew Thompson #include <sys/bus.h> 435efea30fSAndrew Thompson #include <sys/endian.h> 445efea30fSAndrew Thompson #include <sys/kdb.h> 455efea30fSAndrew Thompson 465efea30fSAndrew Thompson #include <machine/bus.h> 475efea30fSAndrew Thompson #include <machine/resource.h> 485efea30fSAndrew Thompson #include <sys/rman.h> 495efea30fSAndrew Thompson 505efea30fSAndrew Thompson #include <net/bpf.h> 515efea30fSAndrew Thompson #include <net/if.h> 5276039bc8SGleb Smirnoff #include <net/if_var.h> 535efea30fSAndrew Thompson #include <net/if_arp.h> 545efea30fSAndrew Thompson #include <net/ethernet.h> 555efea30fSAndrew Thompson #include <net/if_dl.h> 565efea30fSAndrew Thompson #include <net/if_media.h> 575efea30fSAndrew Thompson #include <net/if_types.h> 585efea30fSAndrew Thompson 595efea30fSAndrew Thompson #ifdef INET 605efea30fSAndrew Thompson #include <netinet/in.h> 615efea30fSAndrew Thompson #include <netinet/in_systm.h> 625efea30fSAndrew Thompson #include <netinet/in_var.h> 635efea30fSAndrew Thompson #include <netinet/if_ether.h> 645efea30fSAndrew Thompson #include <netinet/ip.h> 655efea30fSAndrew Thompson #endif 665efea30fSAndrew Thompson 675efea30fSAndrew Thompson #include <net80211/ieee80211_var.h> 685efea30fSAndrew Thompson #include <net80211/ieee80211_regdomain.h> 695efea30fSAndrew Thompson #include <net80211/ieee80211_radiotap.h> 70b6108616SRui Paulo #include <net80211/ieee80211_ratectl.h> 7102ac6454SAndrew Thompson 725efea30fSAndrew Thompson #include <dev/usb/usb.h> 73ed6d949aSAndrew Thompson #include <dev/usb/usbdi.h> 745efea30fSAndrew Thompson #include "usbdevs.h" 7502ac6454SAndrew Thompson 76ed6d949aSAndrew Thompson #define USB_DEBUG_VAR ural_debug 77ed6d949aSAndrew Thompson #include <dev/usb/usb_debug.h> 785efea30fSAndrew Thompson 7902ac6454SAndrew Thompson #include <dev/usb/wlan/if_uralreg.h> 8002ac6454SAndrew Thompson #include <dev/usb/wlan/if_uralvar.h> 8102ac6454SAndrew Thompson 82b850ecc1SAndrew Thompson #ifdef USB_DEBUG 8302ac6454SAndrew Thompson static int ural_debug = 0; 8402ac6454SAndrew Thompson 856472ac3dSEd Schouten static SYSCTL_NODE(_hw_usb, OID_AUTO, ural, CTLFLAG_RW, 0, "USB ural"); 86ece4b0bdSHans Petter Selasky SYSCTL_INT(_hw_usb_ural, OID_AUTO, debug, CTLFLAG_RWTUN, &ural_debug, 0, 8702ac6454SAndrew Thompson "Debug level"); 8802ac6454SAndrew Thompson #endif 8902ac6454SAndrew Thompson 9002ac6454SAndrew Thompson #define URAL_RSSI(rssi) \ 9102ac6454SAndrew Thompson ((rssi) > (RAL_NOISE_FLOOR + RAL_RSSI_CORR) ? \ 9202ac6454SAndrew Thompson ((rssi) - (RAL_NOISE_FLOOR + RAL_RSSI_CORR)) : 0) 9302ac6454SAndrew Thompson 9402ac6454SAndrew Thompson /* various supported device vendors/products */ 95f1a16106SHans Petter Selasky static const STRUCT_USB_HOST_ID ural_devs[] = { 969e6b5313SAndrew Thompson #define URAL_DEV(v,p) { USB_VP(USB_VENDOR_##v, USB_PRODUCT_##v##_##p) } 979e6b5313SAndrew Thompson URAL_DEV(ASUS, WL167G), 989e6b5313SAndrew Thompson URAL_DEV(ASUS, RT2570), 999e6b5313SAndrew Thompson URAL_DEV(BELKIN, F5D7050), 1009e6b5313SAndrew Thompson URAL_DEV(BELKIN, F5D7051), 1019e6b5313SAndrew Thompson URAL_DEV(CISCOLINKSYS, HU200TS), 1029e6b5313SAndrew Thompson URAL_DEV(CISCOLINKSYS, WUSB54G), 1039e6b5313SAndrew Thompson URAL_DEV(CISCOLINKSYS, WUSB54GP), 1049e6b5313SAndrew Thompson URAL_DEV(CONCEPTRONIC2, C54RU), 1059e6b5313SAndrew Thompson URAL_DEV(DLINK, DWLG122), 1069e6b5313SAndrew Thompson URAL_DEV(GIGABYTE, GN54G), 1079e6b5313SAndrew Thompson URAL_DEV(GIGABYTE, GNWBKG), 1089e6b5313SAndrew Thompson URAL_DEV(GUILLEMOT, HWGUSB254), 1099e6b5313SAndrew Thompson URAL_DEV(MELCO, KG54), 1109e6b5313SAndrew Thompson URAL_DEV(MELCO, KG54AI), 1119e6b5313SAndrew Thompson URAL_DEV(MELCO, KG54YB), 1129e6b5313SAndrew Thompson URAL_DEV(MELCO, NINWIFI), 1139e6b5313SAndrew Thompson URAL_DEV(MSI, RT2570), 1149e6b5313SAndrew Thompson URAL_DEV(MSI, RT2570_2), 1159e6b5313SAndrew Thompson URAL_DEV(MSI, RT2570_3), 1169e6b5313SAndrew Thompson URAL_DEV(NOVATECH, NV902), 1179e6b5313SAndrew Thompson URAL_DEV(RALINK, RT2570), 1189e6b5313SAndrew Thompson URAL_DEV(RALINK, RT2570_2), 1199e6b5313SAndrew Thompson URAL_DEV(RALINK, RT2570_3), 1209e6b5313SAndrew Thompson URAL_DEV(SIEMENS2, WL54G), 1219e6b5313SAndrew Thompson URAL_DEV(SMC, 2862WG), 1229e6b5313SAndrew Thompson URAL_DEV(SPHAIRON, UB801R), 1239e6b5313SAndrew Thompson URAL_DEV(SURECOM, RT2570), 1249e6b5313SAndrew Thompson URAL_DEV(VTECH, RT2570), 1259e6b5313SAndrew Thompson URAL_DEV(ZINWELL, RT2570), 1269e6b5313SAndrew Thompson #undef URAL_DEV 12702ac6454SAndrew Thompson }; 12802ac6454SAndrew Thompson 129e0a69b51SAndrew Thompson static usb_callback_t ural_bulk_read_callback; 130e0a69b51SAndrew Thompson static usb_callback_t ural_bulk_write_callback; 13102ac6454SAndrew Thompson 132e0a69b51SAndrew Thompson static usb_error_t ural_do_request(struct ural_softc *sc, 133760bc48eSAndrew Thompson struct usb_device_request *req, void *data); 13402ac6454SAndrew Thompson static struct ieee80211vap *ural_vap_create(struct ieee80211com *, 135fcd9500fSBernhard Schmidt const char [IFNAMSIZ], int, enum ieee80211_opmode, 136fcd9500fSBernhard Schmidt int, const uint8_t [IEEE80211_ADDR_LEN], 137fcd9500fSBernhard Schmidt const uint8_t [IEEE80211_ADDR_LEN]); 13802ac6454SAndrew Thompson static void ural_vap_delete(struct ieee80211vap *); 13902ac6454SAndrew Thompson static void ural_tx_free(struct ural_tx_data *, int); 14002ac6454SAndrew Thompson static void ural_setup_tx_list(struct ural_softc *); 14102ac6454SAndrew Thompson static void ural_unsetup_tx_list(struct ural_softc *); 14202ac6454SAndrew Thompson static int ural_newstate(struct ieee80211vap *, 14302ac6454SAndrew Thompson enum ieee80211_state, int); 14402ac6454SAndrew Thompson static void ural_setup_tx_desc(struct ural_softc *, 14502ac6454SAndrew Thompson struct ural_tx_desc *, uint32_t, int, int); 14602ac6454SAndrew Thompson static int ural_tx_bcn(struct ural_softc *, struct mbuf *, 14702ac6454SAndrew Thompson struct ieee80211_node *); 14802ac6454SAndrew Thompson static int ural_tx_mgt(struct ural_softc *, struct mbuf *, 14902ac6454SAndrew Thompson struct ieee80211_node *); 15002ac6454SAndrew Thompson static int ural_tx_data(struct ural_softc *, struct mbuf *, 15102ac6454SAndrew Thompson struct ieee80211_node *); 1527a79cebfSGleb Smirnoff static int ural_transmit(struct ieee80211com *, struct mbuf *); 1537a79cebfSGleb Smirnoff static void ural_start(struct ural_softc *); 1547a79cebfSGleb Smirnoff static void ural_parent(struct ieee80211com *); 15502ac6454SAndrew Thompson static void ural_set_testmode(struct ural_softc *); 15602ac6454SAndrew Thompson static void ural_eeprom_read(struct ural_softc *, uint16_t, void *, 15702ac6454SAndrew Thompson int); 15802ac6454SAndrew Thompson static uint16_t ural_read(struct ural_softc *, uint16_t); 15902ac6454SAndrew Thompson static void ural_read_multi(struct ural_softc *, uint16_t, void *, 16002ac6454SAndrew Thompson int); 16102ac6454SAndrew Thompson static void ural_write(struct ural_softc *, uint16_t, uint16_t); 16202ac6454SAndrew Thompson static void ural_write_multi(struct ural_softc *, uint16_t, void *, 16302ac6454SAndrew Thompson int) __unused; 16402ac6454SAndrew Thompson static void ural_bbp_write(struct ural_softc *, uint8_t, uint8_t); 16502ac6454SAndrew Thompson static uint8_t ural_bbp_read(struct ural_softc *, uint8_t); 16602ac6454SAndrew Thompson static void ural_rf_write(struct ural_softc *, uint8_t, uint32_t); 16702ac6454SAndrew Thompson static void ural_scan_start(struct ieee80211com *); 16802ac6454SAndrew Thompson static void ural_scan_end(struct ieee80211com *); 16902ac6454SAndrew Thompson static void ural_set_channel(struct ieee80211com *); 17002ac6454SAndrew Thompson static void ural_set_chan(struct ural_softc *, 17102ac6454SAndrew Thompson struct ieee80211_channel *); 17202ac6454SAndrew Thompson static void ural_disable_rf_tune(struct ural_softc *); 17302ac6454SAndrew Thompson static void ural_enable_tsf_sync(struct ural_softc *); 1745463c4a4SSam Leffler static void ural_enable_tsf(struct ural_softc *); 1757a79cebfSGleb Smirnoff static void ural_update_slot(struct ural_softc *); 17602ac6454SAndrew Thompson static void ural_set_txpreamble(struct ural_softc *); 17702ac6454SAndrew Thompson static void ural_set_basicrates(struct ural_softc *, 17802ac6454SAndrew Thompson const struct ieee80211_channel *); 17902ac6454SAndrew Thompson static void ural_set_bssid(struct ural_softc *, const uint8_t *); 1807a79cebfSGleb Smirnoff static void ural_set_macaddr(struct ural_softc *, const uint8_t *); 181272f6adeSGleb Smirnoff static void ural_update_promisc(struct ieee80211com *); 1825efea30fSAndrew Thompson static void ural_setpromisc(struct ural_softc *); 18302ac6454SAndrew Thompson static const char *ural_get_rf(int); 18402ac6454SAndrew Thompson static void ural_read_eeprom(struct ural_softc *); 18502ac6454SAndrew Thompson static int ural_bbp_init(struct ural_softc *); 18602ac6454SAndrew Thompson static void ural_set_txantenna(struct ural_softc *, int); 18702ac6454SAndrew Thompson static void ural_set_rxantenna(struct ural_softc *, int); 1887a79cebfSGleb Smirnoff static void ural_init(struct ural_softc *); 1895efea30fSAndrew Thompson static void ural_stop(struct ural_softc *); 19002ac6454SAndrew Thompson static int ural_raw_xmit(struct ieee80211_node *, struct mbuf *, 19102ac6454SAndrew Thompson const struct ieee80211_bpf_params *); 192b6108616SRui Paulo static void ural_ratectl_start(struct ural_softc *, 19302ac6454SAndrew Thompson struct ieee80211_node *); 194b6108616SRui Paulo static void ural_ratectl_timeout(void *); 195b6108616SRui Paulo static void ural_ratectl_task(void *, int); 19602ac6454SAndrew Thompson static int ural_pause(struct ural_softc *sc, int timeout); 19702ac6454SAndrew Thompson 19802ac6454SAndrew Thompson /* 19902ac6454SAndrew Thompson * Default values for MAC registers; values taken from the reference driver. 20002ac6454SAndrew Thompson */ 20102ac6454SAndrew Thompson static const struct { 20202ac6454SAndrew Thompson uint16_t reg; 20302ac6454SAndrew Thompson uint16_t val; 20402ac6454SAndrew Thompson } ural_def_mac[] = { 20502ac6454SAndrew Thompson { RAL_TXRX_CSR5, 0x8c8d }, 20602ac6454SAndrew Thompson { RAL_TXRX_CSR6, 0x8b8a }, 20702ac6454SAndrew Thompson { RAL_TXRX_CSR7, 0x8687 }, 20802ac6454SAndrew Thompson { RAL_TXRX_CSR8, 0x0085 }, 20902ac6454SAndrew Thompson { RAL_MAC_CSR13, 0x1111 }, 21002ac6454SAndrew Thompson { RAL_MAC_CSR14, 0x1e11 }, 21102ac6454SAndrew Thompson { RAL_TXRX_CSR21, 0xe78f }, 21202ac6454SAndrew Thompson { RAL_MAC_CSR9, 0xff1d }, 21302ac6454SAndrew Thompson { RAL_MAC_CSR11, 0x0002 }, 21402ac6454SAndrew Thompson { RAL_MAC_CSR22, 0x0053 }, 21502ac6454SAndrew Thompson { RAL_MAC_CSR15, 0x0000 }, 21602ac6454SAndrew Thompson { RAL_MAC_CSR8, RAL_FRAME_SIZE }, 21702ac6454SAndrew Thompson { RAL_TXRX_CSR19, 0x0000 }, 21802ac6454SAndrew Thompson { RAL_TXRX_CSR18, 0x005a }, 21902ac6454SAndrew Thompson { RAL_PHY_CSR2, 0x0000 }, 22002ac6454SAndrew Thompson { RAL_TXRX_CSR0, 0x1ec0 }, 22102ac6454SAndrew Thompson { RAL_PHY_CSR4, 0x000f } 22202ac6454SAndrew Thompson }; 22302ac6454SAndrew Thompson 22402ac6454SAndrew Thompson /* 22502ac6454SAndrew Thompson * Default values for BBP registers; values taken from the reference driver. 22602ac6454SAndrew Thompson */ 22702ac6454SAndrew Thompson static const struct { 22802ac6454SAndrew Thompson uint8_t reg; 22902ac6454SAndrew Thompson uint8_t val; 23002ac6454SAndrew Thompson } ural_def_bbp[] = { 23102ac6454SAndrew Thompson { 3, 0x02 }, 23202ac6454SAndrew Thompson { 4, 0x19 }, 23302ac6454SAndrew Thompson { 14, 0x1c }, 23402ac6454SAndrew Thompson { 15, 0x30 }, 23502ac6454SAndrew Thompson { 16, 0xac }, 23602ac6454SAndrew Thompson { 17, 0x48 }, 23702ac6454SAndrew Thompson { 18, 0x18 }, 23802ac6454SAndrew Thompson { 19, 0xff }, 23902ac6454SAndrew Thompson { 20, 0x1e }, 24002ac6454SAndrew Thompson { 21, 0x08 }, 24102ac6454SAndrew Thompson { 22, 0x08 }, 24202ac6454SAndrew Thompson { 23, 0x08 }, 24302ac6454SAndrew Thompson { 24, 0x80 }, 24402ac6454SAndrew Thompson { 25, 0x50 }, 24502ac6454SAndrew Thompson { 26, 0x08 }, 24602ac6454SAndrew Thompson { 27, 0x23 }, 24702ac6454SAndrew Thompson { 30, 0x10 }, 24802ac6454SAndrew Thompson { 31, 0x2b }, 24902ac6454SAndrew Thompson { 32, 0xb9 }, 25002ac6454SAndrew Thompson { 34, 0x12 }, 25102ac6454SAndrew Thompson { 35, 0x50 }, 25202ac6454SAndrew Thompson { 39, 0xc4 }, 25302ac6454SAndrew Thompson { 40, 0x02 }, 25402ac6454SAndrew Thompson { 41, 0x60 }, 25502ac6454SAndrew Thompson { 53, 0x10 }, 25602ac6454SAndrew Thompson { 54, 0x18 }, 25702ac6454SAndrew Thompson { 56, 0x08 }, 25802ac6454SAndrew Thompson { 57, 0x10 }, 25902ac6454SAndrew Thompson { 58, 0x08 }, 26002ac6454SAndrew Thompson { 61, 0x60 }, 26102ac6454SAndrew Thompson { 62, 0x10 }, 26202ac6454SAndrew Thompson { 75, 0xff } 26302ac6454SAndrew Thompson }; 26402ac6454SAndrew Thompson 26502ac6454SAndrew Thompson /* 26602ac6454SAndrew Thompson * Default values for RF register R2 indexed by channel numbers. 26702ac6454SAndrew Thompson */ 26802ac6454SAndrew Thompson static const uint32_t ural_rf2522_r2[] = { 26902ac6454SAndrew Thompson 0x307f6, 0x307fb, 0x30800, 0x30805, 0x3080a, 0x3080f, 0x30814, 27002ac6454SAndrew Thompson 0x30819, 0x3081e, 0x30823, 0x30828, 0x3082d, 0x30832, 0x3083e 27102ac6454SAndrew Thompson }; 27202ac6454SAndrew Thompson 27302ac6454SAndrew Thompson static const uint32_t ural_rf2523_r2[] = { 27402ac6454SAndrew Thompson 0x00327, 0x00328, 0x00329, 0x0032a, 0x0032b, 0x0032c, 0x0032d, 27502ac6454SAndrew Thompson 0x0032e, 0x0032f, 0x00340, 0x00341, 0x00342, 0x00343, 0x00346 27602ac6454SAndrew Thompson }; 27702ac6454SAndrew Thompson 27802ac6454SAndrew Thompson static const uint32_t ural_rf2524_r2[] = { 27902ac6454SAndrew Thompson 0x00327, 0x00328, 0x00329, 0x0032a, 0x0032b, 0x0032c, 0x0032d, 28002ac6454SAndrew Thompson 0x0032e, 0x0032f, 0x00340, 0x00341, 0x00342, 0x00343, 0x00346 28102ac6454SAndrew Thompson }; 28202ac6454SAndrew Thompson 28302ac6454SAndrew Thompson static const uint32_t ural_rf2525_r2[] = { 28402ac6454SAndrew Thompson 0x20327, 0x20328, 0x20329, 0x2032a, 0x2032b, 0x2032c, 0x2032d, 28502ac6454SAndrew Thompson 0x2032e, 0x2032f, 0x20340, 0x20341, 0x20342, 0x20343, 0x20346 28602ac6454SAndrew Thompson }; 28702ac6454SAndrew Thompson 28802ac6454SAndrew Thompson static const uint32_t ural_rf2525_hi_r2[] = { 28902ac6454SAndrew Thompson 0x2032f, 0x20340, 0x20341, 0x20342, 0x20343, 0x20344, 0x20345, 29002ac6454SAndrew Thompson 0x20346, 0x20347, 0x20348, 0x20349, 0x2034a, 0x2034b, 0x2034e 29102ac6454SAndrew Thompson }; 29202ac6454SAndrew Thompson 29302ac6454SAndrew Thompson static const uint32_t ural_rf2525e_r2[] = { 29402ac6454SAndrew Thompson 0x2044d, 0x2044e, 0x2044f, 0x20460, 0x20461, 0x20462, 0x20463, 29502ac6454SAndrew Thompson 0x20464, 0x20465, 0x20466, 0x20467, 0x20468, 0x20469, 0x2046b 29602ac6454SAndrew Thompson }; 29702ac6454SAndrew Thompson 29802ac6454SAndrew Thompson static const uint32_t ural_rf2526_hi_r2[] = { 29902ac6454SAndrew Thompson 0x0022a, 0x0022b, 0x0022b, 0x0022c, 0x0022c, 0x0022d, 0x0022d, 30002ac6454SAndrew Thompson 0x0022e, 0x0022e, 0x0022f, 0x0022d, 0x00240, 0x00240, 0x00241 30102ac6454SAndrew Thompson }; 30202ac6454SAndrew Thompson 30302ac6454SAndrew Thompson static const uint32_t ural_rf2526_r2[] = { 30402ac6454SAndrew Thompson 0x00226, 0x00227, 0x00227, 0x00228, 0x00228, 0x00229, 0x00229, 30502ac6454SAndrew Thompson 0x0022a, 0x0022a, 0x0022b, 0x0022b, 0x0022c, 0x0022c, 0x0022d 30602ac6454SAndrew Thompson }; 30702ac6454SAndrew Thompson 30802ac6454SAndrew Thompson /* 30902ac6454SAndrew Thompson * For dual-band RF, RF registers R1 and R4 also depend on channel number; 31002ac6454SAndrew Thompson * values taken from the reference driver. 31102ac6454SAndrew Thompson */ 31202ac6454SAndrew Thompson static const struct { 31302ac6454SAndrew Thompson uint8_t chan; 31402ac6454SAndrew Thompson uint32_t r1; 31502ac6454SAndrew Thompson uint32_t r2; 31602ac6454SAndrew Thompson uint32_t r4; 31702ac6454SAndrew Thompson } ural_rf5222[] = { 31802ac6454SAndrew Thompson { 1, 0x08808, 0x0044d, 0x00282 }, 31902ac6454SAndrew Thompson { 2, 0x08808, 0x0044e, 0x00282 }, 32002ac6454SAndrew Thompson { 3, 0x08808, 0x0044f, 0x00282 }, 32102ac6454SAndrew Thompson { 4, 0x08808, 0x00460, 0x00282 }, 32202ac6454SAndrew Thompson { 5, 0x08808, 0x00461, 0x00282 }, 32302ac6454SAndrew Thompson { 6, 0x08808, 0x00462, 0x00282 }, 32402ac6454SAndrew Thompson { 7, 0x08808, 0x00463, 0x00282 }, 32502ac6454SAndrew Thompson { 8, 0x08808, 0x00464, 0x00282 }, 32602ac6454SAndrew Thompson { 9, 0x08808, 0x00465, 0x00282 }, 32702ac6454SAndrew Thompson { 10, 0x08808, 0x00466, 0x00282 }, 32802ac6454SAndrew Thompson { 11, 0x08808, 0x00467, 0x00282 }, 32902ac6454SAndrew Thompson { 12, 0x08808, 0x00468, 0x00282 }, 33002ac6454SAndrew Thompson { 13, 0x08808, 0x00469, 0x00282 }, 33102ac6454SAndrew Thompson { 14, 0x08808, 0x0046b, 0x00286 }, 33202ac6454SAndrew Thompson 33302ac6454SAndrew Thompson { 36, 0x08804, 0x06225, 0x00287 }, 33402ac6454SAndrew Thompson { 40, 0x08804, 0x06226, 0x00287 }, 33502ac6454SAndrew Thompson { 44, 0x08804, 0x06227, 0x00287 }, 33602ac6454SAndrew Thompson { 48, 0x08804, 0x06228, 0x00287 }, 33702ac6454SAndrew Thompson { 52, 0x08804, 0x06229, 0x00287 }, 33802ac6454SAndrew Thompson { 56, 0x08804, 0x0622a, 0x00287 }, 33902ac6454SAndrew Thompson { 60, 0x08804, 0x0622b, 0x00287 }, 34002ac6454SAndrew Thompson { 64, 0x08804, 0x0622c, 0x00287 }, 34102ac6454SAndrew Thompson 34202ac6454SAndrew Thompson { 100, 0x08804, 0x02200, 0x00283 }, 34302ac6454SAndrew Thompson { 104, 0x08804, 0x02201, 0x00283 }, 34402ac6454SAndrew Thompson { 108, 0x08804, 0x02202, 0x00283 }, 34502ac6454SAndrew Thompson { 112, 0x08804, 0x02203, 0x00283 }, 34602ac6454SAndrew Thompson { 116, 0x08804, 0x02204, 0x00283 }, 34702ac6454SAndrew Thompson { 120, 0x08804, 0x02205, 0x00283 }, 34802ac6454SAndrew Thompson { 124, 0x08804, 0x02206, 0x00283 }, 34902ac6454SAndrew Thompson { 128, 0x08804, 0x02207, 0x00283 }, 35002ac6454SAndrew Thompson { 132, 0x08804, 0x02208, 0x00283 }, 35102ac6454SAndrew Thompson { 136, 0x08804, 0x02209, 0x00283 }, 35202ac6454SAndrew Thompson { 140, 0x08804, 0x0220a, 0x00283 }, 35302ac6454SAndrew Thompson 35402ac6454SAndrew Thompson { 149, 0x08808, 0x02429, 0x00281 }, 35502ac6454SAndrew Thompson { 153, 0x08808, 0x0242b, 0x00281 }, 35602ac6454SAndrew Thompson { 157, 0x08808, 0x0242d, 0x00281 }, 35702ac6454SAndrew Thompson { 161, 0x08808, 0x0242f, 0x00281 } 35802ac6454SAndrew Thompson }; 35902ac6454SAndrew Thompson 360760bc48eSAndrew Thompson static const struct usb_config ural_config[URAL_N_TRANSFER] = { 36102ac6454SAndrew Thompson [URAL_BULK_WR] = { 36202ac6454SAndrew Thompson .type = UE_BULK, 36302ac6454SAndrew Thompson .endpoint = UE_ADDR_ANY, 36402ac6454SAndrew Thompson .direction = UE_DIR_OUT, 3654eae601eSAndrew Thompson .bufsize = (RAL_FRAME_SIZE + RAL_TX_DESC_SIZE + 4), 3664eae601eSAndrew Thompson .flags = {.pipe_bof = 1,.force_short_xfer = 1,}, 3674eae601eSAndrew Thompson .callback = ural_bulk_write_callback, 3684eae601eSAndrew Thompson .timeout = 5000, /* ms */ 36902ac6454SAndrew Thompson }, 37002ac6454SAndrew Thompson [URAL_BULK_RD] = { 37102ac6454SAndrew Thompson .type = UE_BULK, 37202ac6454SAndrew Thompson .endpoint = UE_ADDR_ANY, 37302ac6454SAndrew Thompson .direction = UE_DIR_IN, 3744eae601eSAndrew Thompson .bufsize = (RAL_FRAME_SIZE + RAL_RX_DESC_SIZE), 3754eae601eSAndrew Thompson .flags = {.pipe_bof = 1,.short_xfer_ok = 1,}, 3764eae601eSAndrew Thompson .callback = ural_bulk_read_callback, 37702ac6454SAndrew Thompson }, 37802ac6454SAndrew Thompson }; 37902ac6454SAndrew Thompson 38002ac6454SAndrew Thompson static device_probe_t ural_match; 38102ac6454SAndrew Thompson static device_attach_t ural_attach; 38202ac6454SAndrew Thompson static device_detach_t ural_detach; 38302ac6454SAndrew Thompson 38402ac6454SAndrew Thompson static device_method_t ural_methods[] = { 38502ac6454SAndrew Thompson /* Device interface */ 38602ac6454SAndrew Thompson DEVMETHOD(device_probe, ural_match), 38702ac6454SAndrew Thompson DEVMETHOD(device_attach, ural_attach), 38802ac6454SAndrew Thompson DEVMETHOD(device_detach, ural_detach), 389645e4d17SHans Petter Selasky DEVMETHOD_END 39002ac6454SAndrew Thompson }; 39102ac6454SAndrew Thompson 39202ac6454SAndrew Thompson static driver_t ural_driver = { 39302ac6454SAndrew Thompson .name = "ural", 39402ac6454SAndrew Thompson .methods = ural_methods, 39502ac6454SAndrew Thompson .size = sizeof(struct ural_softc), 39602ac6454SAndrew Thompson }; 39702ac6454SAndrew Thompson 39802ac6454SAndrew Thompson static devclass_t ural_devclass; 39902ac6454SAndrew Thompson 4009aef556dSAndrew Thompson DRIVER_MODULE(ural, uhub, ural_driver, ural_devclass, NULL, 0); 40102ac6454SAndrew Thompson MODULE_DEPEND(ural, usb, 1, 1, 1); 40202ac6454SAndrew Thompson MODULE_DEPEND(ural, wlan, 1, 1, 1); 403910cb8feSAndrew Thompson MODULE_VERSION(ural, 1); 40402ac6454SAndrew Thompson 40502ac6454SAndrew Thompson static int 40602ac6454SAndrew Thompson ural_match(device_t self) 40702ac6454SAndrew Thompson { 408760bc48eSAndrew Thompson struct usb_attach_arg *uaa = device_get_ivars(self); 40902ac6454SAndrew Thompson 410f29a0724SAndrew Thompson if (uaa->usb_mode != USB_MODE_HOST) 41102ac6454SAndrew Thompson return (ENXIO); 41202ac6454SAndrew Thompson if (uaa->info.bConfigIndex != 0) 41302ac6454SAndrew Thompson return (ENXIO); 41402ac6454SAndrew Thompson if (uaa->info.bIfaceIndex != RAL_IFACE_INDEX) 41502ac6454SAndrew Thompson return (ENXIO); 41602ac6454SAndrew Thompson 417a593f6b8SAndrew Thompson return (usbd_lookup_id_by_uaa(ural_devs, sizeof(ural_devs), uaa)); 41802ac6454SAndrew Thompson } 41902ac6454SAndrew Thompson 42002ac6454SAndrew Thompson static int 42102ac6454SAndrew Thompson ural_attach(device_t self) 42202ac6454SAndrew Thompson { 423760bc48eSAndrew Thompson struct usb_attach_arg *uaa = device_get_ivars(self); 42402ac6454SAndrew Thompson struct ural_softc *sc = device_get_softc(self); 4257a79cebfSGleb Smirnoff struct ieee80211com *ic = &sc->sc_ic; 4265efea30fSAndrew Thompson uint8_t iface_index, bands; 42702ac6454SAndrew Thompson int error; 42802ac6454SAndrew Thompson 429a593f6b8SAndrew Thompson device_set_usb_desc(self); 43002ac6454SAndrew Thompson sc->sc_udev = uaa->device; 43102ac6454SAndrew Thompson sc->sc_dev = self; 43202ac6454SAndrew Thompson 43302ac6454SAndrew Thompson mtx_init(&sc->sc_mtx, device_get_nameunit(self), 43402ac6454SAndrew Thompson MTX_NETWORK_LOCK, MTX_DEF); 4357a79cebfSGleb Smirnoff mbufq_init(&sc->sc_snd, ifqmaxlen); 43602ac6454SAndrew Thompson 43702ac6454SAndrew Thompson iface_index = RAL_IFACE_INDEX; 438a593f6b8SAndrew Thompson error = usbd_transfer_setup(uaa->device, 43902ac6454SAndrew Thompson &iface_index, sc->sc_xfer, ural_config, 44002ac6454SAndrew Thompson URAL_N_TRANSFER, sc, &sc->sc_mtx); 44102ac6454SAndrew Thompson if (error) { 44202ac6454SAndrew Thompson device_printf(self, "could not allocate USB transfers, " 443a593f6b8SAndrew Thompson "err=%s\n", usbd_errstr(error)); 44402ac6454SAndrew Thompson goto detach; 44502ac6454SAndrew Thompson } 44602ac6454SAndrew Thompson 44702ac6454SAndrew Thompson RAL_LOCK(sc); 44802ac6454SAndrew Thompson /* retrieve RT2570 rev. no */ 44902ac6454SAndrew Thompson sc->asic_rev = ural_read(sc, RAL_MAC_CSR0); 45002ac6454SAndrew Thompson 45102ac6454SAndrew Thompson /* retrieve MAC address and various other things from EEPROM */ 45202ac6454SAndrew Thompson ural_read_eeprom(sc); 45302ac6454SAndrew Thompson RAL_UNLOCK(sc); 45402ac6454SAndrew Thompson 4555efea30fSAndrew Thompson device_printf(self, "MAC/BBP RT2570 (rev 0x%02x), RF %s\n", 45602ac6454SAndrew Thompson sc->asic_rev, ural_get_rf(sc->rf_rev)); 45702ac6454SAndrew Thompson 45859686fe9SGleb Smirnoff ic->ic_softc = sc; 459c8550c02SGleb Smirnoff ic->ic_name = device_get_nameunit(self); 46002ac6454SAndrew Thompson ic->ic_phytype = IEEE80211_T_OFDM; /* not only, but not used */ 46102ac6454SAndrew Thompson 46202ac6454SAndrew Thompson /* set device capabilities */ 46302ac6454SAndrew Thompson ic->ic_caps = 46402ac6454SAndrew Thompson IEEE80211_C_STA /* station mode supported */ 46502ac6454SAndrew Thompson | IEEE80211_C_IBSS /* IBSS mode supported */ 46602ac6454SAndrew Thompson | IEEE80211_C_MONITOR /* monitor mode supported */ 46702ac6454SAndrew Thompson | IEEE80211_C_HOSTAP /* HostAp mode supported */ 46802ac6454SAndrew Thompson | IEEE80211_C_TXPMGT /* tx power management */ 46902ac6454SAndrew Thompson | IEEE80211_C_SHPREAMBLE /* short preamble supported */ 47002ac6454SAndrew Thompson | IEEE80211_C_SHSLOT /* short slot time supported */ 47102ac6454SAndrew Thompson | IEEE80211_C_BGSCAN /* bg scanning supported */ 47202ac6454SAndrew Thompson | IEEE80211_C_WPA /* 802.11i */ 47302ac6454SAndrew Thompson ; 47402ac6454SAndrew Thompson 47502ac6454SAndrew Thompson bands = 0; 47602ac6454SAndrew Thompson setbit(&bands, IEEE80211_MODE_11B); 47702ac6454SAndrew Thompson setbit(&bands, IEEE80211_MODE_11G); 47802ac6454SAndrew Thompson if (sc->rf_rev == RAL_RF_5222) 47902ac6454SAndrew Thompson setbit(&bands, IEEE80211_MODE_11A); 48002ac6454SAndrew Thompson ieee80211_init_channels(ic, NULL, &bands); 48102ac6454SAndrew Thompson 4827a79cebfSGleb Smirnoff ieee80211_ifattach(ic); 48377ddf3d3SAndrew Thompson ic->ic_update_promisc = ural_update_promisc; 48402ac6454SAndrew Thompson ic->ic_raw_xmit = ural_raw_xmit; 48502ac6454SAndrew Thompson ic->ic_scan_start = ural_scan_start; 48602ac6454SAndrew Thompson ic->ic_scan_end = ural_scan_end; 48702ac6454SAndrew Thompson ic->ic_set_channel = ural_set_channel; 4887a79cebfSGleb Smirnoff ic->ic_parent = ural_parent; 4897a79cebfSGleb Smirnoff ic->ic_transmit = ural_transmit; 49002ac6454SAndrew Thompson ic->ic_vap_create = ural_vap_create; 49102ac6454SAndrew Thompson ic->ic_vap_delete = ural_vap_delete; 49202ac6454SAndrew Thompson 4935463c4a4SSam Leffler ieee80211_radiotap_attach(ic, 4945463c4a4SSam Leffler &sc->sc_txtap.wt_ihdr, sizeof(sc->sc_txtap), 4955463c4a4SSam Leffler RAL_TX_RADIOTAP_PRESENT, 4965463c4a4SSam Leffler &sc->sc_rxtap.wr_ihdr, sizeof(sc->sc_rxtap), 4975463c4a4SSam Leffler RAL_RX_RADIOTAP_PRESENT); 49802ac6454SAndrew Thompson 49902ac6454SAndrew Thompson if (bootverbose) 50002ac6454SAndrew Thompson ieee80211_announce(ic); 50102ac6454SAndrew Thompson 5025efea30fSAndrew Thompson return (0); 5035efea30fSAndrew Thompson 5045efea30fSAndrew Thompson detach: 5055efea30fSAndrew Thompson ural_detach(self); 5065efea30fSAndrew Thompson return (ENXIO); /* failure */ 50702ac6454SAndrew Thompson } 50802ac6454SAndrew Thompson 50902ac6454SAndrew Thompson static int 51002ac6454SAndrew Thompson ural_detach(device_t self) 51102ac6454SAndrew Thompson { 51202ac6454SAndrew Thompson struct ural_softc *sc = device_get_softc(self); 5137a79cebfSGleb Smirnoff struct ieee80211com *ic = &sc->sc_ic; 51402ac6454SAndrew Thompson 515645e4d17SHans Petter Selasky /* prevent further ioctls */ 516645e4d17SHans Petter Selasky RAL_LOCK(sc); 517645e4d17SHans Petter Selasky sc->sc_detached = 1; 518645e4d17SHans Petter Selasky RAL_UNLOCK(sc); 519645e4d17SHans Petter Selasky 52002ac6454SAndrew Thompson /* stop all USB transfers */ 521a593f6b8SAndrew Thompson usbd_transfer_unsetup(sc->sc_xfer, URAL_N_TRANSFER); 52202ac6454SAndrew Thompson 52302ac6454SAndrew Thompson /* free TX list, if any */ 52402ac6454SAndrew Thompson RAL_LOCK(sc); 52502ac6454SAndrew Thompson ural_unsetup_tx_list(sc); 52602ac6454SAndrew Thompson RAL_UNLOCK(sc); 52702ac6454SAndrew Thompson 5287a79cebfSGleb Smirnoff if (ic->ic_softc == sc) 52902ac6454SAndrew Thompson ieee80211_ifdetach(ic); 5307a79cebfSGleb Smirnoff mbufq_drain(&sc->sc_snd); 53102ac6454SAndrew Thompson mtx_destroy(&sc->sc_mtx); 53202ac6454SAndrew Thompson 53302ac6454SAndrew Thompson return (0); 53402ac6454SAndrew Thompson } 53502ac6454SAndrew Thompson 536e0a69b51SAndrew Thompson static usb_error_t 53777ddf3d3SAndrew Thompson ural_do_request(struct ural_softc *sc, 538760bc48eSAndrew Thompson struct usb_device_request *req, void *data) 53977ddf3d3SAndrew Thompson { 540e0a69b51SAndrew Thompson usb_error_t err; 54177ddf3d3SAndrew Thompson int ntries = 10; 54277ddf3d3SAndrew Thompson 54377ddf3d3SAndrew Thompson while (ntries--) { 544a593f6b8SAndrew Thompson err = usbd_do_request_flags(sc->sc_udev, &sc->sc_mtx, 54577ddf3d3SAndrew Thompson req, data, 0, NULL, 250 /* ms */); 54677ddf3d3SAndrew Thompson if (err == 0) 54777ddf3d3SAndrew Thompson break; 54877ddf3d3SAndrew Thompson 54977ddf3d3SAndrew Thompson DPRINTFN(1, "Control request failed, %s (retrying)\n", 550a593f6b8SAndrew Thompson usbd_errstr(err)); 55177ddf3d3SAndrew Thompson if (ural_pause(sc, hz / 100)) 55277ddf3d3SAndrew Thompson break; 55377ddf3d3SAndrew Thompson } 55477ddf3d3SAndrew Thompson return (err); 55577ddf3d3SAndrew Thompson } 55677ddf3d3SAndrew Thompson 55702ac6454SAndrew Thompson static struct ieee80211vap * 558fcd9500fSBernhard Schmidt ural_vap_create(struct ieee80211com *ic, const char name[IFNAMSIZ], int unit, 559fcd9500fSBernhard Schmidt enum ieee80211_opmode opmode, int flags, 56002ac6454SAndrew Thompson const uint8_t bssid[IEEE80211_ADDR_LEN], 56102ac6454SAndrew Thompson const uint8_t mac[IEEE80211_ADDR_LEN]) 56202ac6454SAndrew Thompson { 563d3fdd08cSAdrian Chadd struct ural_softc *sc = ic->ic_softc; 56402ac6454SAndrew Thompson struct ural_vap *uvp; 56502ac6454SAndrew Thompson struct ieee80211vap *vap; 56602ac6454SAndrew Thompson 56702ac6454SAndrew Thompson if (!TAILQ_EMPTY(&ic->ic_vaps)) /* only one at a time */ 56802ac6454SAndrew Thompson return NULL; 56997ad4604SKevin Lo uvp = malloc(sizeof(struct ural_vap), M_80211_VAP, M_WAITOK | M_ZERO); 57002ac6454SAndrew Thompson vap = &uvp->vap; 57102ac6454SAndrew Thompson /* enable s/w bmiss handling for sta mode */ 572bb2f69e8SHans Petter Selasky 573bb2f69e8SHans Petter Selasky if (ieee80211_vap_setup(ic, vap, name, unit, opmode, 5747a79cebfSGleb Smirnoff flags | IEEE80211_CLONE_NOBEACONS, bssid) != 0) { 575bb2f69e8SHans Petter Selasky /* out of memory */ 576bb2f69e8SHans Petter Selasky free(uvp, M_80211_VAP); 577bb2f69e8SHans Petter Selasky return (NULL); 578bb2f69e8SHans Petter Selasky } 57902ac6454SAndrew Thompson 58002ac6454SAndrew Thompson /* override state transition machine */ 58102ac6454SAndrew Thompson uvp->newstate = vap->iv_newstate; 58202ac6454SAndrew Thompson vap->iv_newstate = ural_newstate; 58302ac6454SAndrew Thompson 584b6108616SRui Paulo usb_callout_init_mtx(&uvp->ratectl_ch, &sc->sc_mtx, 0); 585b6108616SRui Paulo TASK_INIT(&uvp->ratectl_task, 0, ural_ratectl_task, uvp); 586b6108616SRui Paulo ieee80211_ratectl_init(vap); 587b6108616SRui Paulo ieee80211_ratectl_setinterval(vap, 1000 /* 1 sec */); 58802ac6454SAndrew Thompson 58902ac6454SAndrew Thompson /* complete setup */ 5907a79cebfSGleb Smirnoff ieee80211_vap_attach(vap, ieee80211_media_change, 5917a79cebfSGleb Smirnoff ieee80211_media_status, mac); 59202ac6454SAndrew Thompson ic->ic_opmode = opmode; 59302ac6454SAndrew Thompson return vap; 59402ac6454SAndrew Thompson } 59502ac6454SAndrew Thompson 59602ac6454SAndrew Thompson static void 59702ac6454SAndrew Thompson ural_vap_delete(struct ieee80211vap *vap) 59802ac6454SAndrew Thompson { 59902ac6454SAndrew Thompson struct ural_vap *uvp = URAL_VAP(vap); 6005efea30fSAndrew Thompson struct ieee80211com *ic = vap->iv_ic; 60102ac6454SAndrew Thompson 602b6108616SRui Paulo usb_callout_drain(&uvp->ratectl_ch); 603b6108616SRui Paulo ieee80211_draintask(ic, &uvp->ratectl_task); 604b6108616SRui Paulo ieee80211_ratectl_deinit(vap); 60502ac6454SAndrew Thompson ieee80211_vap_detach(vap); 60602ac6454SAndrew Thompson free(uvp, M_80211_VAP); 60702ac6454SAndrew Thompson } 60802ac6454SAndrew Thompson 60902ac6454SAndrew Thompson static void 61002ac6454SAndrew Thompson ural_tx_free(struct ural_tx_data *data, int txerr) 61102ac6454SAndrew Thompson { 61202ac6454SAndrew Thompson struct ural_softc *sc = data->sc; 61302ac6454SAndrew Thompson 61402ac6454SAndrew Thompson if (data->m != NULL) { 6157a79cebfSGleb Smirnoff ieee80211_tx_complete(data->ni, data->m, txerr); 61602ac6454SAndrew Thompson data->m = NULL; 61702ac6454SAndrew Thompson data->ni = NULL; 61802ac6454SAndrew Thompson } 61902ac6454SAndrew Thompson STAILQ_INSERT_TAIL(&sc->tx_free, data, next); 62002ac6454SAndrew Thompson sc->tx_nfree++; 62102ac6454SAndrew Thompson } 62202ac6454SAndrew Thompson 62302ac6454SAndrew Thompson static void 62402ac6454SAndrew Thompson ural_setup_tx_list(struct ural_softc *sc) 62502ac6454SAndrew Thompson { 62602ac6454SAndrew Thompson struct ural_tx_data *data; 62702ac6454SAndrew Thompson int i; 62802ac6454SAndrew Thompson 62902ac6454SAndrew Thompson sc->tx_nfree = 0; 63002ac6454SAndrew Thompson STAILQ_INIT(&sc->tx_q); 63102ac6454SAndrew Thompson STAILQ_INIT(&sc->tx_free); 63202ac6454SAndrew Thompson 63302ac6454SAndrew Thompson for (i = 0; i < RAL_TX_LIST_COUNT; i++) { 63402ac6454SAndrew Thompson data = &sc->tx_data[i]; 63502ac6454SAndrew Thompson 63602ac6454SAndrew Thompson data->sc = sc; 63702ac6454SAndrew Thompson STAILQ_INSERT_TAIL(&sc->tx_free, data, next); 63802ac6454SAndrew Thompson sc->tx_nfree++; 63902ac6454SAndrew Thompson } 64002ac6454SAndrew Thompson } 64102ac6454SAndrew Thompson 64202ac6454SAndrew Thompson static void 64302ac6454SAndrew Thompson ural_unsetup_tx_list(struct ural_softc *sc) 64402ac6454SAndrew Thompson { 64502ac6454SAndrew Thompson struct ural_tx_data *data; 64602ac6454SAndrew Thompson int i; 64702ac6454SAndrew Thompson 64802ac6454SAndrew Thompson /* make sure any subsequent use of the queues will fail */ 64902ac6454SAndrew Thompson sc->tx_nfree = 0; 65002ac6454SAndrew Thompson STAILQ_INIT(&sc->tx_q); 65102ac6454SAndrew Thompson STAILQ_INIT(&sc->tx_free); 65202ac6454SAndrew Thompson 65302ac6454SAndrew Thompson /* free up all node references and mbufs */ 65402ac6454SAndrew Thompson for (i = 0; i < RAL_TX_LIST_COUNT; i++) { 65502ac6454SAndrew Thompson data = &sc->tx_data[i]; 65602ac6454SAndrew Thompson 65702ac6454SAndrew Thompson if (data->m != NULL) { 65802ac6454SAndrew Thompson m_freem(data->m); 65902ac6454SAndrew Thompson data->m = NULL; 66002ac6454SAndrew Thompson } 66102ac6454SAndrew Thompson if (data->ni != NULL) { 66202ac6454SAndrew Thompson ieee80211_free_node(data->ni); 66302ac6454SAndrew Thompson data->ni = NULL; 66402ac6454SAndrew Thompson } 66502ac6454SAndrew Thompson } 66602ac6454SAndrew Thompson } 66702ac6454SAndrew Thompson 6685efea30fSAndrew Thompson static int 6695efea30fSAndrew Thompson ural_newstate(struct ieee80211vap *vap, enum ieee80211_state nstate, int arg) 67002ac6454SAndrew Thompson { 67102ac6454SAndrew Thompson struct ural_vap *uvp = URAL_VAP(vap); 6725efea30fSAndrew Thompson struct ieee80211com *ic = vap->iv_ic; 673d3fdd08cSAdrian Chadd struct ural_softc *sc = ic->ic_softc; 67402ac6454SAndrew Thompson const struct ieee80211_txparam *tp; 67502ac6454SAndrew Thompson struct ieee80211_node *ni; 67602ac6454SAndrew Thompson struct mbuf *m; 67702ac6454SAndrew Thompson 6785efea30fSAndrew Thompson DPRINTF("%s -> %s\n", 6795efea30fSAndrew Thompson ieee80211_state_name[vap->iv_state], 6805efea30fSAndrew Thompson ieee80211_state_name[nstate]); 68102ac6454SAndrew Thompson 6825efea30fSAndrew Thompson IEEE80211_UNLOCK(ic); 6835efea30fSAndrew Thompson RAL_LOCK(sc); 684b6108616SRui Paulo usb_callout_stop(&uvp->ratectl_ch); 6855efea30fSAndrew Thompson 6865efea30fSAndrew Thompson switch (nstate) { 68702ac6454SAndrew Thompson case IEEE80211_S_INIT: 6885efea30fSAndrew Thompson if (vap->iv_state == IEEE80211_S_RUN) { 68902ac6454SAndrew Thompson /* abort TSF synchronization */ 69002ac6454SAndrew Thompson ural_write(sc, RAL_TXRX_CSR19, 0); 69102ac6454SAndrew Thompson 69202ac6454SAndrew Thompson /* force tx led to stop blinking */ 69302ac6454SAndrew Thompson ural_write(sc, RAL_MAC_CSR20, 0); 69402ac6454SAndrew Thompson } 69502ac6454SAndrew Thompson break; 69602ac6454SAndrew Thompson 69702ac6454SAndrew Thompson case IEEE80211_S_RUN: 6988d8bdb01SAndrew Thompson ni = ieee80211_ref_node(vap->iv_bss); 69902ac6454SAndrew Thompson 70002ac6454SAndrew Thompson if (vap->iv_opmode != IEEE80211_M_MONITOR) { 701*1517a7baSAdrian Chadd if (ic->ic_bsschan == IEEE80211_CHAN_ANYC) 702*1517a7baSAdrian Chadd goto fail; 703*1517a7baSAdrian Chadd 7047a79cebfSGleb Smirnoff ural_update_slot(sc); 70502ac6454SAndrew Thompson ural_set_txpreamble(sc); 70602ac6454SAndrew Thompson ural_set_basicrates(sc, ic->ic_bsschan); 7077a79cebfSGleb Smirnoff IEEE80211_ADDR_COPY(ic->ic_macaddr, ni->ni_bssid); 7087a79cebfSGleb Smirnoff ural_set_bssid(sc, ic->ic_macaddr); 70902ac6454SAndrew Thompson } 71002ac6454SAndrew Thompson 71102ac6454SAndrew Thompson if (vap->iv_opmode == IEEE80211_M_HOSTAP || 71202ac6454SAndrew Thompson vap->iv_opmode == IEEE80211_M_IBSS) { 7130cf00015SAdrian Chadd m = ieee80211_beacon_alloc(ni, &vap->iv_bcn_off); 71402ac6454SAndrew Thompson if (m == NULL) { 71502ac6454SAndrew Thompson device_printf(sc->sc_dev, 71602ac6454SAndrew Thompson "could not allocate beacon\n"); 717*1517a7baSAdrian Chadd goto fail; 71802ac6454SAndrew Thompson } 7196fca0210SAndrew Thompson ieee80211_ref_node(ni); 72002ac6454SAndrew Thompson if (ural_tx_bcn(sc, m, ni) != 0) { 72102ac6454SAndrew Thompson device_printf(sc->sc_dev, 72202ac6454SAndrew Thompson "could not send beacon\n"); 723*1517a7baSAdrian Chadd goto fail; 72402ac6454SAndrew Thompson } 72502ac6454SAndrew Thompson } 72602ac6454SAndrew Thompson 72702ac6454SAndrew Thompson /* make tx led blink on tx (controlled by ASIC) */ 72802ac6454SAndrew Thompson ural_write(sc, RAL_MAC_CSR20, 1); 72902ac6454SAndrew Thompson 73002ac6454SAndrew Thompson if (vap->iv_opmode != IEEE80211_M_MONITOR) 73102ac6454SAndrew Thompson ural_enable_tsf_sync(sc); 7325463c4a4SSam Leffler else 7335463c4a4SSam Leffler ural_enable_tsf(sc); 73402ac6454SAndrew Thompson 73502ac6454SAndrew Thompson /* enable automatic rate adaptation */ 7365463c4a4SSam Leffler /* XXX should use ic_bsschan but not valid until after newstate call below */ 7375463c4a4SSam Leffler tp = &vap->iv_txparms[ieee80211_chan2mode(ic->ic_curchan)]; 73802ac6454SAndrew Thompson if (tp->ucastrate == IEEE80211_FIXED_RATE_NONE) 739b6108616SRui Paulo ural_ratectl_start(sc, ni); 7408d8bdb01SAndrew Thompson ieee80211_free_node(ni); 74102ac6454SAndrew Thompson break; 74202ac6454SAndrew Thompson 74302ac6454SAndrew Thompson default: 74402ac6454SAndrew Thompson break; 74502ac6454SAndrew Thompson } 74602ac6454SAndrew Thompson RAL_UNLOCK(sc); 74702ac6454SAndrew Thompson IEEE80211_LOCK(ic); 7485efea30fSAndrew Thompson return (uvp->newstate(vap, nstate, arg)); 749*1517a7baSAdrian Chadd 750*1517a7baSAdrian Chadd fail: 751*1517a7baSAdrian Chadd RAL_UNLOCK(sc); 752*1517a7baSAdrian Chadd IEEE80211_LOCK(ic); 753*1517a7baSAdrian Chadd ieee80211_free_node(ni); 754*1517a7baSAdrian Chadd return (-1); 75502ac6454SAndrew Thompson } 75602ac6454SAndrew Thompson 75702ac6454SAndrew Thompson 75802ac6454SAndrew Thompson static void 759ed6d949aSAndrew Thompson ural_bulk_write_callback(struct usb_xfer *xfer, usb_error_t error) 76002ac6454SAndrew Thompson { 761ed6d949aSAndrew Thompson struct ural_softc *sc = usbd_xfer_softc(xfer); 7625463c4a4SSam Leffler struct ieee80211vap *vap; 76302ac6454SAndrew Thompson struct ural_tx_data *data; 76402ac6454SAndrew Thompson struct mbuf *m; 765ed6d949aSAndrew Thompson struct usb_page_cache *pc; 766ed6d949aSAndrew Thompson int len; 767ed6d949aSAndrew Thompson 768ed6d949aSAndrew Thompson usbd_xfer_status(xfer, &len, NULL, NULL, NULL); 76902ac6454SAndrew Thompson 77002ac6454SAndrew Thompson switch (USB_GET_STATE(xfer)) { 77102ac6454SAndrew Thompson case USB_ST_TRANSFERRED: 772ed6d949aSAndrew Thompson DPRINTFN(11, "transfer complete, %d bytes\n", len); 77302ac6454SAndrew Thompson 77402ac6454SAndrew Thompson /* free resources */ 775ed6d949aSAndrew Thompson data = usbd_xfer_get_priv(xfer); 77602ac6454SAndrew Thompson ural_tx_free(data, 0); 777ed6d949aSAndrew Thompson usbd_xfer_set_priv(xfer, NULL); 77802ac6454SAndrew Thompson 77902ac6454SAndrew Thompson /* FALLTHROUGH */ 78002ac6454SAndrew Thompson case USB_ST_SETUP: 78102ac6454SAndrew Thompson tr_setup: 78202ac6454SAndrew Thompson data = STAILQ_FIRST(&sc->tx_q); 78302ac6454SAndrew Thompson if (data) { 78402ac6454SAndrew Thompson STAILQ_REMOVE_HEAD(&sc->tx_q, next); 78502ac6454SAndrew Thompson m = data->m; 78602ac6454SAndrew Thompson 7876d917491SHans Petter Selasky if (m->m_pkthdr.len > (int)(RAL_FRAME_SIZE + RAL_TX_DESC_SIZE)) { 78802ac6454SAndrew Thompson DPRINTFN(0, "data overflow, %u bytes\n", 78902ac6454SAndrew Thompson m->m_pkthdr.len); 79002ac6454SAndrew Thompson m->m_pkthdr.len = (RAL_FRAME_SIZE + RAL_TX_DESC_SIZE); 79102ac6454SAndrew Thompson } 792ed6d949aSAndrew Thompson pc = usbd_xfer_get_frame(xfer, 0); 793ed6d949aSAndrew Thompson usbd_copy_in(pc, 0, &data->desc, RAL_TX_DESC_SIZE); 794ed6d949aSAndrew Thompson usbd_m_copy_in(pc, RAL_TX_DESC_SIZE, m, 0, 79502ac6454SAndrew Thompson m->m_pkthdr.len); 79602ac6454SAndrew Thompson 7975463c4a4SSam Leffler vap = data->ni->ni_vap; 7985463c4a4SSam Leffler if (ieee80211_radiotap_active_vap(vap)) { 79902ac6454SAndrew Thompson struct ural_tx_radiotap_header *tap = &sc->sc_txtap; 80002ac6454SAndrew Thompson 80102ac6454SAndrew Thompson tap->wt_flags = 0; 80202ac6454SAndrew Thompson tap->wt_rate = data->rate; 80302ac6454SAndrew Thompson tap->wt_antenna = sc->tx_ant; 80402ac6454SAndrew Thompson 8055463c4a4SSam Leffler ieee80211_radiotap_tx(vap, m); 80602ac6454SAndrew Thompson } 80702ac6454SAndrew Thompson 80802ac6454SAndrew Thompson /* xfer length needs to be a multiple of two! */ 80902ac6454SAndrew Thompson len = (RAL_TX_DESC_SIZE + m->m_pkthdr.len + 1) & ~1; 81002ac6454SAndrew Thompson if ((len % 64) == 0) 81102ac6454SAndrew Thompson len += 2; 81202ac6454SAndrew Thompson 81302ac6454SAndrew Thompson DPRINTFN(11, "sending frame len=%u xferlen=%u\n", 81402ac6454SAndrew Thompson m->m_pkthdr.len, len); 81502ac6454SAndrew Thompson 816ed6d949aSAndrew Thompson usbd_xfer_set_frame_len(xfer, 0, len); 817ed6d949aSAndrew Thompson usbd_xfer_set_priv(xfer, data); 81802ac6454SAndrew Thompson 819a593f6b8SAndrew Thompson usbd_transfer_submit(xfer); 82002ac6454SAndrew Thompson } 8217a79cebfSGleb Smirnoff ural_start(sc); 82202ac6454SAndrew Thompson break; 82302ac6454SAndrew Thompson 82402ac6454SAndrew Thompson default: /* Error */ 82502ac6454SAndrew Thompson DPRINTFN(11, "transfer error, %s\n", 826ed6d949aSAndrew Thompson usbd_errstr(error)); 82702ac6454SAndrew Thompson 828ed6d949aSAndrew Thompson data = usbd_xfer_get_priv(xfer); 82902ac6454SAndrew Thompson if (data != NULL) { 830ed6d949aSAndrew Thompson ural_tx_free(data, error); 831ed6d949aSAndrew Thompson usbd_xfer_set_priv(xfer, NULL); 83202ac6454SAndrew Thompson } 83302ac6454SAndrew Thompson 834ed6d949aSAndrew Thompson if (error == USB_ERR_STALLED) { 83502ac6454SAndrew Thompson /* try to clear stall first */ 836ed6d949aSAndrew Thompson usbd_xfer_set_stall(xfer); 83702ac6454SAndrew Thompson goto tr_setup; 83802ac6454SAndrew Thompson } 839ed6d949aSAndrew Thompson if (error == USB_ERR_TIMEOUT) 84002ac6454SAndrew Thompson device_printf(sc->sc_dev, "device timeout\n"); 84102ac6454SAndrew Thompson break; 84202ac6454SAndrew Thompson } 84302ac6454SAndrew Thompson } 84402ac6454SAndrew Thompson 84502ac6454SAndrew Thompson static void 846ed6d949aSAndrew Thompson ural_bulk_read_callback(struct usb_xfer *xfer, usb_error_t error) 84702ac6454SAndrew Thompson { 848ed6d949aSAndrew Thompson struct ural_softc *sc = usbd_xfer_softc(xfer); 8497a79cebfSGleb Smirnoff struct ieee80211com *ic = &sc->sc_ic; 85002ac6454SAndrew Thompson struct ieee80211_node *ni; 85102ac6454SAndrew Thompson struct mbuf *m = NULL; 852ed6d949aSAndrew Thompson struct usb_page_cache *pc; 85302ac6454SAndrew Thompson uint32_t flags; 8545463c4a4SSam Leffler int8_t rssi = 0, nf = 0; 855ed6d949aSAndrew Thompson int len; 856ed6d949aSAndrew Thompson 857ed6d949aSAndrew Thompson usbd_xfer_status(xfer, &len, NULL, NULL, NULL); 85802ac6454SAndrew Thompson 85902ac6454SAndrew Thompson switch (USB_GET_STATE(xfer)) { 86002ac6454SAndrew Thompson case USB_ST_TRANSFERRED: 86102ac6454SAndrew Thompson 862ed6d949aSAndrew Thompson DPRINTFN(15, "rx done, actlen=%d\n", len); 86302ac6454SAndrew Thompson 8646d917491SHans Petter Selasky if (len < (int)(RAL_RX_DESC_SIZE + IEEE80211_MIN_LEN)) { 86502ac6454SAndrew Thompson DPRINTF("%s: xfer too short %d\n", 86602ac6454SAndrew Thompson device_get_nameunit(sc->sc_dev), len); 8677a79cebfSGleb Smirnoff counter_u64_add(ic->ic_ierrors, 1); 86802ac6454SAndrew Thompson goto tr_setup; 86902ac6454SAndrew Thompson } 87002ac6454SAndrew Thompson 87102ac6454SAndrew Thompson len -= RAL_RX_DESC_SIZE; 87202ac6454SAndrew Thompson /* rx descriptor is located at the end */ 873ed6d949aSAndrew Thompson pc = usbd_xfer_get_frame(xfer, 0); 874ed6d949aSAndrew Thompson usbd_copy_out(pc, len, &sc->sc_rx_desc, RAL_RX_DESC_SIZE); 87502ac6454SAndrew Thompson 87602ac6454SAndrew Thompson rssi = URAL_RSSI(sc->sc_rx_desc.rssi); 8775463c4a4SSam Leffler nf = RAL_NOISE_FLOOR; 87802ac6454SAndrew Thompson flags = le32toh(sc->sc_rx_desc.flags); 87902ac6454SAndrew Thompson if (flags & (RAL_RX_PHY_ERROR | RAL_RX_CRC_ERROR)) { 88002ac6454SAndrew Thompson /* 88102ac6454SAndrew Thompson * This should not happen since we did not 88202ac6454SAndrew Thompson * request to receive those frames when we 88302ac6454SAndrew Thompson * filled RAL_TXRX_CSR2: 88402ac6454SAndrew Thompson */ 88502ac6454SAndrew Thompson DPRINTFN(5, "PHY or CRC error\n"); 8867a79cebfSGleb Smirnoff counter_u64_add(ic->ic_ierrors, 1); 88702ac6454SAndrew Thompson goto tr_setup; 88802ac6454SAndrew Thompson } 88902ac6454SAndrew Thompson 890c6499eccSGleb Smirnoff m = m_getcl(M_NOWAIT, MT_DATA, M_PKTHDR); 89102ac6454SAndrew Thompson if (m == NULL) { 89202ac6454SAndrew Thompson DPRINTF("could not allocate mbuf\n"); 8937a79cebfSGleb Smirnoff counter_u64_add(ic->ic_ierrors, 1); 89402ac6454SAndrew Thompson goto tr_setup; 89502ac6454SAndrew Thompson } 896ed6d949aSAndrew Thompson usbd_copy_out(pc, 0, mtod(m, uint8_t *), len); 89702ac6454SAndrew Thompson 89802ac6454SAndrew Thompson /* finalize mbuf */ 89902ac6454SAndrew Thompson m->m_pkthdr.len = m->m_len = (flags >> 16) & 0xfff; 90002ac6454SAndrew Thompson 9015463c4a4SSam Leffler if (ieee80211_radiotap_active(ic)) { 90202ac6454SAndrew Thompson struct ural_rx_radiotap_header *tap = &sc->sc_rxtap; 90302ac6454SAndrew Thompson 9045463c4a4SSam Leffler /* XXX set once */ 9055463c4a4SSam Leffler tap->wr_flags = 0; 90602ac6454SAndrew Thompson tap->wr_rate = ieee80211_plcp2rate(sc->sc_rx_desc.rate, 90702ac6454SAndrew Thompson (flags & RAL_RX_OFDM) ? 90802ac6454SAndrew Thompson IEEE80211_T_OFDM : IEEE80211_T_CCK); 90902ac6454SAndrew Thompson tap->wr_antenna = sc->rx_ant; 9105463c4a4SSam Leffler tap->wr_antsignal = nf + rssi; 9115463c4a4SSam Leffler tap->wr_antnoise = nf; 91202ac6454SAndrew Thompson } 91302ac6454SAndrew Thompson /* Strip trailing 802.11 MAC FCS. */ 91402ac6454SAndrew Thompson m_adj(m, -IEEE80211_CRC_LEN); 91502ac6454SAndrew Thompson 91602ac6454SAndrew Thompson /* FALLTHROUGH */ 91702ac6454SAndrew Thompson case USB_ST_SETUP: 91802ac6454SAndrew Thompson tr_setup: 919ed6d949aSAndrew Thompson usbd_xfer_set_frame_len(xfer, 0, usbd_xfer_max_len(xfer)); 920a593f6b8SAndrew Thompson usbd_transfer_submit(xfer); 92102ac6454SAndrew Thompson 92202ac6454SAndrew Thompson /* 92302ac6454SAndrew Thompson * At the end of a USB callback it is always safe to unlock 92402ac6454SAndrew Thompson * the private mutex of a device! That is why we do the 92502ac6454SAndrew Thompson * "ieee80211_input" here, and not some lines up! 92602ac6454SAndrew Thompson */ 92702ac6454SAndrew Thompson RAL_UNLOCK(sc); 928941da6d3SWeongyo Jeong if (m) { 92902ac6454SAndrew Thompson ni = ieee80211_find_rxnode(ic, 93002ac6454SAndrew Thompson mtod(m, struct ieee80211_frame_min *)); 93102ac6454SAndrew Thompson if (ni != NULL) { 9325463c4a4SSam Leffler (void) ieee80211_input(ni, m, rssi, nf); 93302ac6454SAndrew Thompson ieee80211_free_node(ni); 93402ac6454SAndrew Thompson } else 9355463c4a4SSam Leffler (void) ieee80211_input_all(ic, m, rssi, nf); 93602ac6454SAndrew Thompson } 937941da6d3SWeongyo Jeong RAL_LOCK(sc); 9387a79cebfSGleb Smirnoff ural_start(sc); 93902ac6454SAndrew Thompson return; 94002ac6454SAndrew Thompson 94102ac6454SAndrew Thompson default: /* Error */ 942ed6d949aSAndrew Thompson if (error != USB_ERR_CANCELLED) { 94302ac6454SAndrew Thompson /* try to clear stall first */ 944ed6d949aSAndrew Thompson usbd_xfer_set_stall(xfer); 94502ac6454SAndrew Thompson goto tr_setup; 94602ac6454SAndrew Thompson } 94702ac6454SAndrew Thompson return; 94802ac6454SAndrew Thompson } 94902ac6454SAndrew Thompson } 95002ac6454SAndrew Thompson 95102ac6454SAndrew Thompson static uint8_t 95202ac6454SAndrew Thompson ural_plcp_signal(int rate) 95302ac6454SAndrew Thompson { 95402ac6454SAndrew Thompson switch (rate) { 95502ac6454SAndrew Thompson /* OFDM rates (cf IEEE Std 802.11a-1999, pp. 14 Table 80) */ 95602ac6454SAndrew Thompson case 12: return 0xb; 95702ac6454SAndrew Thompson case 18: return 0xf; 95802ac6454SAndrew Thompson case 24: return 0xa; 95902ac6454SAndrew Thompson case 36: return 0xe; 96002ac6454SAndrew Thompson case 48: return 0x9; 96102ac6454SAndrew Thompson case 72: return 0xd; 96202ac6454SAndrew Thompson case 96: return 0x8; 96302ac6454SAndrew Thompson case 108: return 0xc; 96402ac6454SAndrew Thompson 96502ac6454SAndrew Thompson /* CCK rates (NB: not IEEE std, device-specific) */ 96602ac6454SAndrew Thompson case 2: return 0x0; 96702ac6454SAndrew Thompson case 4: return 0x1; 96802ac6454SAndrew Thompson case 11: return 0x2; 96902ac6454SAndrew Thompson case 22: return 0x3; 97002ac6454SAndrew Thompson } 97102ac6454SAndrew Thompson return 0xff; /* XXX unsupported/unknown rate */ 97202ac6454SAndrew Thompson } 97302ac6454SAndrew Thompson 97402ac6454SAndrew Thompson static void 97502ac6454SAndrew Thompson ural_setup_tx_desc(struct ural_softc *sc, struct ural_tx_desc *desc, 97602ac6454SAndrew Thompson uint32_t flags, int len, int rate) 97702ac6454SAndrew Thompson { 9787a79cebfSGleb Smirnoff struct ieee80211com *ic = &sc->sc_ic; 97902ac6454SAndrew Thompson uint16_t plcp_length; 98002ac6454SAndrew Thompson int remainder; 98102ac6454SAndrew Thompson 98202ac6454SAndrew Thompson desc->flags = htole32(flags); 98302ac6454SAndrew Thompson desc->flags |= htole32(RAL_TX_NEWSEQ); 98402ac6454SAndrew Thompson desc->flags |= htole32(len << 16); 98502ac6454SAndrew Thompson 98602ac6454SAndrew Thompson desc->wme = htole16(RAL_AIFSN(2) | RAL_LOGCWMIN(3) | RAL_LOGCWMAX(5)); 98702ac6454SAndrew Thompson desc->wme |= htole16(RAL_IVOFFSET(sizeof (struct ieee80211_frame))); 98802ac6454SAndrew Thompson 98902ac6454SAndrew Thompson /* setup PLCP fields */ 99002ac6454SAndrew Thompson desc->plcp_signal = ural_plcp_signal(rate); 99102ac6454SAndrew Thompson desc->plcp_service = 4; 99202ac6454SAndrew Thompson 99302ac6454SAndrew Thompson len += IEEE80211_CRC_LEN; 99426d39e2cSSam Leffler if (ieee80211_rate2phytype(ic->ic_rt, rate) == IEEE80211_T_OFDM) { 99502ac6454SAndrew Thompson desc->flags |= htole32(RAL_TX_OFDM); 99602ac6454SAndrew Thompson 99702ac6454SAndrew Thompson plcp_length = len & 0xfff; 99802ac6454SAndrew Thompson desc->plcp_length_hi = plcp_length >> 6; 99902ac6454SAndrew Thompson desc->plcp_length_lo = plcp_length & 0x3f; 100002ac6454SAndrew Thompson } else { 1001b8e3094cSHans Petter Selasky if (rate == 0) 1002b8e3094cSHans Petter Selasky rate = 2; /* avoid division by zero */ 100302ac6454SAndrew Thompson plcp_length = (16 * len + rate - 1) / rate; 100402ac6454SAndrew Thompson if (rate == 22) { 100502ac6454SAndrew Thompson remainder = (16 * len) % 22; 100602ac6454SAndrew Thompson if (remainder != 0 && remainder < 7) 100702ac6454SAndrew Thompson desc->plcp_service |= RAL_PLCP_LENGEXT; 100802ac6454SAndrew Thompson } 100902ac6454SAndrew Thompson desc->plcp_length_hi = plcp_length >> 8; 101002ac6454SAndrew Thompson desc->plcp_length_lo = plcp_length & 0xff; 101102ac6454SAndrew Thompson 101202ac6454SAndrew Thompson if (rate != 2 && (ic->ic_flags & IEEE80211_F_SHPREAMBLE)) 101302ac6454SAndrew Thompson desc->plcp_signal |= 0x08; 101402ac6454SAndrew Thompson } 101502ac6454SAndrew Thompson 101602ac6454SAndrew Thompson desc->iv = 0; 101702ac6454SAndrew Thompson desc->eiv = 0; 101802ac6454SAndrew Thompson } 101902ac6454SAndrew Thompson 102002ac6454SAndrew Thompson #define RAL_TX_TIMEOUT 5000 102102ac6454SAndrew Thompson 102202ac6454SAndrew Thompson static int 102302ac6454SAndrew Thompson ural_tx_bcn(struct ural_softc *sc, struct mbuf *m0, struct ieee80211_node *ni) 102402ac6454SAndrew Thompson { 102502ac6454SAndrew Thompson struct ieee80211vap *vap = ni->ni_vap; 102602ac6454SAndrew Thompson struct ieee80211com *ic = ni->ni_ic; 102702ac6454SAndrew Thompson const struct ieee80211_txparam *tp; 102802ac6454SAndrew Thompson struct ural_tx_data *data; 102902ac6454SAndrew Thompson 103002ac6454SAndrew Thompson if (sc->tx_nfree == 0) { 103102ac6454SAndrew Thompson m_freem(m0); 103202ac6454SAndrew Thompson ieee80211_free_node(ni); 1033bb571462SHans Petter Selasky return (EIO); 1034bb571462SHans Petter Selasky } 1035bb571462SHans Petter Selasky if (ic->ic_bsschan == IEEE80211_CHAN_ANYC) { 1036bb571462SHans Petter Selasky m_freem(m0); 1037bb571462SHans Petter Selasky ieee80211_free_node(ni); 1038bb571462SHans Petter Selasky return (ENXIO); 103902ac6454SAndrew Thompson } 104002ac6454SAndrew Thompson data = STAILQ_FIRST(&sc->tx_free); 104102ac6454SAndrew Thompson STAILQ_REMOVE_HEAD(&sc->tx_free, next); 104202ac6454SAndrew Thompson sc->tx_nfree--; 104302ac6454SAndrew Thompson tp = &vap->iv_txparms[ieee80211_chan2mode(ic->ic_bsschan)]; 104402ac6454SAndrew Thompson 104502ac6454SAndrew Thompson data->m = m0; 104602ac6454SAndrew Thompson data->ni = ni; 104702ac6454SAndrew Thompson data->rate = tp->mgmtrate; 104802ac6454SAndrew Thompson 104902ac6454SAndrew Thompson ural_setup_tx_desc(sc, &data->desc, 105002ac6454SAndrew Thompson RAL_TX_IFS_NEWBACKOFF | RAL_TX_TIMESTAMP, m0->m_pkthdr.len, 105102ac6454SAndrew Thompson tp->mgmtrate); 105202ac6454SAndrew Thompson 105302ac6454SAndrew Thompson DPRINTFN(10, "sending beacon frame len=%u rate=%u\n", 105402ac6454SAndrew Thompson m0->m_pkthdr.len, tp->mgmtrate); 105502ac6454SAndrew Thompson 105602ac6454SAndrew Thompson STAILQ_INSERT_TAIL(&sc->tx_q, data, next); 1057a593f6b8SAndrew Thompson usbd_transfer_start(sc->sc_xfer[URAL_BULK_WR]); 105802ac6454SAndrew Thompson 105902ac6454SAndrew Thompson return (0); 106002ac6454SAndrew Thompson } 106102ac6454SAndrew Thompson 106202ac6454SAndrew Thompson static int 106302ac6454SAndrew Thompson ural_tx_mgt(struct ural_softc *sc, struct mbuf *m0, struct ieee80211_node *ni) 106402ac6454SAndrew Thompson { 106502ac6454SAndrew Thompson struct ieee80211vap *vap = ni->ni_vap; 106602ac6454SAndrew Thompson struct ieee80211com *ic = ni->ni_ic; 106702ac6454SAndrew Thompson const struct ieee80211_txparam *tp; 106802ac6454SAndrew Thompson struct ural_tx_data *data; 106902ac6454SAndrew Thompson struct ieee80211_frame *wh; 107002ac6454SAndrew Thompson struct ieee80211_key *k; 107102ac6454SAndrew Thompson uint32_t flags; 107202ac6454SAndrew Thompson uint16_t dur; 107302ac6454SAndrew Thompson 107402ac6454SAndrew Thompson RAL_LOCK_ASSERT(sc, MA_OWNED); 107502ac6454SAndrew Thompson 107602ac6454SAndrew Thompson data = STAILQ_FIRST(&sc->tx_free); 107702ac6454SAndrew Thompson STAILQ_REMOVE_HEAD(&sc->tx_free, next); 107802ac6454SAndrew Thompson sc->tx_nfree--; 107902ac6454SAndrew Thompson 108002ac6454SAndrew Thompson tp = &vap->iv_txparms[ieee80211_chan2mode(ic->ic_curchan)]; 108102ac6454SAndrew Thompson 108202ac6454SAndrew Thompson wh = mtod(m0, struct ieee80211_frame *); 10835945b5f5SKevin Lo if (wh->i_fc[1] & IEEE80211_FC1_PROTECTED) { 108402ac6454SAndrew Thompson k = ieee80211_crypto_encap(ni, m0); 108502ac6454SAndrew Thompson if (k == NULL) { 108602ac6454SAndrew Thompson m_freem(m0); 108702ac6454SAndrew Thompson return ENOBUFS; 108802ac6454SAndrew Thompson } 108902ac6454SAndrew Thompson wh = mtod(m0, struct ieee80211_frame *); 109002ac6454SAndrew Thompson } 109102ac6454SAndrew Thompson 109202ac6454SAndrew Thompson data->m = m0; 109302ac6454SAndrew Thompson data->ni = ni; 109402ac6454SAndrew Thompson data->rate = tp->mgmtrate; 109502ac6454SAndrew Thompson 109602ac6454SAndrew Thompson flags = 0; 109702ac6454SAndrew Thompson if (!IEEE80211_IS_MULTICAST(wh->i_addr1)) { 109802ac6454SAndrew Thompson flags |= RAL_TX_ACK; 109902ac6454SAndrew Thompson 110026d39e2cSSam Leffler dur = ieee80211_ack_duration(ic->ic_rt, tp->mgmtrate, 110102ac6454SAndrew Thompson ic->ic_flags & IEEE80211_F_SHPREAMBLE); 11028cfe5440SHans Petter Selasky USETW(wh->i_dur, dur); 110302ac6454SAndrew Thompson 110402ac6454SAndrew Thompson /* tell hardware to add timestamp for probe responses */ 110502ac6454SAndrew Thompson if ((wh->i_fc[0] & IEEE80211_FC0_TYPE_MASK) == 110602ac6454SAndrew Thompson IEEE80211_FC0_TYPE_MGT && 110702ac6454SAndrew Thompson (wh->i_fc[0] & IEEE80211_FC0_SUBTYPE_MASK) == 110802ac6454SAndrew Thompson IEEE80211_FC0_SUBTYPE_PROBE_RESP) 110902ac6454SAndrew Thompson flags |= RAL_TX_TIMESTAMP; 111002ac6454SAndrew Thompson } 111102ac6454SAndrew Thompson 111202ac6454SAndrew Thompson ural_setup_tx_desc(sc, &data->desc, flags, m0->m_pkthdr.len, tp->mgmtrate); 111302ac6454SAndrew Thompson 111402ac6454SAndrew Thompson DPRINTFN(10, "sending mgt frame len=%u rate=%u\n", 111502ac6454SAndrew Thompson m0->m_pkthdr.len, tp->mgmtrate); 111602ac6454SAndrew Thompson 111702ac6454SAndrew Thompson STAILQ_INSERT_TAIL(&sc->tx_q, data, next); 1118a593f6b8SAndrew Thompson usbd_transfer_start(sc->sc_xfer[URAL_BULK_WR]); 111902ac6454SAndrew Thompson 112002ac6454SAndrew Thompson return 0; 112102ac6454SAndrew Thompson } 112202ac6454SAndrew Thompson 112302ac6454SAndrew Thompson static int 112402ac6454SAndrew Thompson ural_sendprot(struct ural_softc *sc, 112502ac6454SAndrew Thompson const struct mbuf *m, struct ieee80211_node *ni, int prot, int rate) 112602ac6454SAndrew Thompson { 112702ac6454SAndrew Thompson struct ieee80211com *ic = ni->ni_ic; 112802ac6454SAndrew Thompson const struct ieee80211_frame *wh; 112902ac6454SAndrew Thompson struct ural_tx_data *data; 113002ac6454SAndrew Thompson struct mbuf *mprot; 113102ac6454SAndrew Thompson int protrate, ackrate, pktlen, flags, isshort; 113202ac6454SAndrew Thompson uint16_t dur; 113302ac6454SAndrew Thompson 113402ac6454SAndrew Thompson KASSERT(prot == IEEE80211_PROT_RTSCTS || prot == IEEE80211_PROT_CTSONLY, 113502ac6454SAndrew Thompson ("protection %d", prot)); 113602ac6454SAndrew Thompson 113702ac6454SAndrew Thompson wh = mtod(m, const struct ieee80211_frame *); 113802ac6454SAndrew Thompson pktlen = m->m_pkthdr.len + IEEE80211_CRC_LEN; 113902ac6454SAndrew Thompson 114026d39e2cSSam Leffler protrate = ieee80211_ctl_rate(ic->ic_rt, rate); 114126d39e2cSSam Leffler ackrate = ieee80211_ack_rate(ic->ic_rt, rate); 114202ac6454SAndrew Thompson 114302ac6454SAndrew Thompson isshort = (ic->ic_flags & IEEE80211_F_SHPREAMBLE) != 0; 11440f817de7SJung-uk Kim dur = ieee80211_compute_duration(ic->ic_rt, pktlen, rate, isshort) 114526d39e2cSSam Leffler + ieee80211_ack_duration(ic->ic_rt, rate, isshort); 114602ac6454SAndrew Thompson flags = RAL_TX_RETRY(7); 114702ac6454SAndrew Thompson if (prot == IEEE80211_PROT_RTSCTS) { 114802ac6454SAndrew Thompson /* NB: CTS is the same size as an ACK */ 114926d39e2cSSam Leffler dur += ieee80211_ack_duration(ic->ic_rt, rate, isshort); 115002ac6454SAndrew Thompson flags |= RAL_TX_ACK; 115102ac6454SAndrew Thompson mprot = ieee80211_alloc_rts(ic, wh->i_addr1, wh->i_addr2, dur); 115202ac6454SAndrew Thompson } else { 115302ac6454SAndrew Thompson mprot = ieee80211_alloc_cts(ic, ni->ni_vap->iv_myaddr, dur); 115402ac6454SAndrew Thompson } 115502ac6454SAndrew Thompson if (mprot == NULL) { 115602ac6454SAndrew Thompson /* XXX stat + msg */ 115702ac6454SAndrew Thompson return ENOBUFS; 115802ac6454SAndrew Thompson } 115902ac6454SAndrew Thompson data = STAILQ_FIRST(&sc->tx_free); 116002ac6454SAndrew Thompson STAILQ_REMOVE_HEAD(&sc->tx_free, next); 116102ac6454SAndrew Thompson sc->tx_nfree--; 116202ac6454SAndrew Thompson 116302ac6454SAndrew Thompson data->m = mprot; 116402ac6454SAndrew Thompson data->ni = ieee80211_ref_node(ni); 116502ac6454SAndrew Thompson data->rate = protrate; 116602ac6454SAndrew Thompson ural_setup_tx_desc(sc, &data->desc, flags, mprot->m_pkthdr.len, protrate); 116702ac6454SAndrew Thompson 116802ac6454SAndrew Thompson STAILQ_INSERT_TAIL(&sc->tx_q, data, next); 1169a593f6b8SAndrew Thompson usbd_transfer_start(sc->sc_xfer[URAL_BULK_WR]); 117002ac6454SAndrew Thompson 117102ac6454SAndrew Thompson return 0; 117202ac6454SAndrew Thompson } 117302ac6454SAndrew Thompson 117402ac6454SAndrew Thompson static int 117502ac6454SAndrew Thompson ural_tx_raw(struct ural_softc *sc, struct mbuf *m0, struct ieee80211_node *ni, 117602ac6454SAndrew Thompson const struct ieee80211_bpf_params *params) 117702ac6454SAndrew Thompson { 1178515db61dSSam Leffler struct ieee80211com *ic = ni->ni_ic; 117902ac6454SAndrew Thompson struct ural_tx_data *data; 118002ac6454SAndrew Thompson uint32_t flags; 118102ac6454SAndrew Thompson int error; 118202ac6454SAndrew Thompson int rate; 118302ac6454SAndrew Thompson 118402ac6454SAndrew Thompson RAL_LOCK_ASSERT(sc, MA_OWNED); 118502ac6454SAndrew Thompson KASSERT(params != NULL, ("no raw xmit params")); 118602ac6454SAndrew Thompson 1187515db61dSSam Leffler rate = params->ibp_rate0; 1188515db61dSSam Leffler if (!ieee80211_isratevalid(ic->ic_rt, rate)) { 118902ac6454SAndrew Thompson m_freem(m0); 119002ac6454SAndrew Thompson return EINVAL; 119102ac6454SAndrew Thompson } 119202ac6454SAndrew Thompson flags = 0; 119302ac6454SAndrew Thompson if ((params->ibp_flags & IEEE80211_BPF_NOACK) == 0) 119402ac6454SAndrew Thompson flags |= RAL_TX_ACK; 119502ac6454SAndrew Thompson if (params->ibp_flags & (IEEE80211_BPF_RTS|IEEE80211_BPF_CTS)) { 119602ac6454SAndrew Thompson error = ural_sendprot(sc, m0, ni, 119702ac6454SAndrew Thompson params->ibp_flags & IEEE80211_BPF_RTS ? 119802ac6454SAndrew Thompson IEEE80211_PROT_RTSCTS : IEEE80211_PROT_CTSONLY, 119902ac6454SAndrew Thompson rate); 120096ca458fSAndrew Thompson if (error || sc->tx_nfree == 0) { 120102ac6454SAndrew Thompson m_freem(m0); 120296ca458fSAndrew Thompson return ENOBUFS; 120302ac6454SAndrew Thompson } 120402ac6454SAndrew Thompson flags |= RAL_TX_IFS_SIFS; 120502ac6454SAndrew Thompson } 120602ac6454SAndrew Thompson 120796ca458fSAndrew Thompson data = STAILQ_FIRST(&sc->tx_free); 120896ca458fSAndrew Thompson STAILQ_REMOVE_HEAD(&sc->tx_free, next); 120996ca458fSAndrew Thompson sc->tx_nfree--; 121096ca458fSAndrew Thompson 121102ac6454SAndrew Thompson data->m = m0; 121202ac6454SAndrew Thompson data->ni = ni; 121302ac6454SAndrew Thompson data->rate = rate; 121402ac6454SAndrew Thompson 121502ac6454SAndrew Thompson /* XXX need to setup descriptor ourself */ 121602ac6454SAndrew Thompson ural_setup_tx_desc(sc, &data->desc, flags, m0->m_pkthdr.len, rate); 121702ac6454SAndrew Thompson 121802ac6454SAndrew Thompson DPRINTFN(10, "sending raw frame len=%u rate=%u\n", 121902ac6454SAndrew Thompson m0->m_pkthdr.len, rate); 122002ac6454SAndrew Thompson 122102ac6454SAndrew Thompson STAILQ_INSERT_TAIL(&sc->tx_q, data, next); 1222a593f6b8SAndrew Thompson usbd_transfer_start(sc->sc_xfer[URAL_BULK_WR]); 122302ac6454SAndrew Thompson 122402ac6454SAndrew Thompson return 0; 122502ac6454SAndrew Thompson } 122602ac6454SAndrew Thompson 122702ac6454SAndrew Thompson static int 122802ac6454SAndrew Thompson ural_tx_data(struct ural_softc *sc, struct mbuf *m0, struct ieee80211_node *ni) 122902ac6454SAndrew Thompson { 123002ac6454SAndrew Thompson struct ieee80211vap *vap = ni->ni_vap; 123102ac6454SAndrew Thompson struct ieee80211com *ic = ni->ni_ic; 123202ac6454SAndrew Thompson struct ural_tx_data *data; 123302ac6454SAndrew Thompson struct ieee80211_frame *wh; 123402ac6454SAndrew Thompson const struct ieee80211_txparam *tp; 123502ac6454SAndrew Thompson struct ieee80211_key *k; 123602ac6454SAndrew Thompson uint32_t flags = 0; 123702ac6454SAndrew Thompson uint16_t dur; 123802ac6454SAndrew Thompson int error, rate; 123902ac6454SAndrew Thompson 124002ac6454SAndrew Thompson RAL_LOCK_ASSERT(sc, MA_OWNED); 124102ac6454SAndrew Thompson 124202ac6454SAndrew Thompson wh = mtod(m0, struct ieee80211_frame *); 124302ac6454SAndrew Thompson 124402ac6454SAndrew Thompson tp = &vap->iv_txparms[ieee80211_chan2mode(ni->ni_chan)]; 124502ac6454SAndrew Thompson if (IEEE80211_IS_MULTICAST(wh->i_addr1)) 124602ac6454SAndrew Thompson rate = tp->mcastrate; 124702ac6454SAndrew Thompson else if (tp->ucastrate != IEEE80211_FIXED_RATE_NONE) 124802ac6454SAndrew Thompson rate = tp->ucastrate; 124902ac6454SAndrew Thompson else 125002ac6454SAndrew Thompson rate = ni->ni_txrate; 125102ac6454SAndrew Thompson 12525945b5f5SKevin Lo if (wh->i_fc[1] & IEEE80211_FC1_PROTECTED) { 125302ac6454SAndrew Thompson k = ieee80211_crypto_encap(ni, m0); 125402ac6454SAndrew Thompson if (k == NULL) { 125502ac6454SAndrew Thompson m_freem(m0); 125602ac6454SAndrew Thompson return ENOBUFS; 125702ac6454SAndrew Thompson } 125802ac6454SAndrew Thompson /* packet header may have moved, reset our local pointer */ 125902ac6454SAndrew Thompson wh = mtod(m0, struct ieee80211_frame *); 126002ac6454SAndrew Thompson } 126102ac6454SAndrew Thompson 126202ac6454SAndrew Thompson if (!IEEE80211_IS_MULTICAST(wh->i_addr1)) { 126302ac6454SAndrew Thompson int prot = IEEE80211_PROT_NONE; 126402ac6454SAndrew Thompson if (m0->m_pkthdr.len + IEEE80211_CRC_LEN > vap->iv_rtsthreshold) 126502ac6454SAndrew Thompson prot = IEEE80211_PROT_RTSCTS; 126602ac6454SAndrew Thompson else if ((ic->ic_flags & IEEE80211_F_USEPROT) && 126726d39e2cSSam Leffler ieee80211_rate2phytype(ic->ic_rt, rate) == IEEE80211_T_OFDM) 126802ac6454SAndrew Thompson prot = ic->ic_protmode; 126902ac6454SAndrew Thompson if (prot != IEEE80211_PROT_NONE) { 127002ac6454SAndrew Thompson error = ural_sendprot(sc, m0, ni, prot, rate); 127196ca458fSAndrew Thompson if (error || sc->tx_nfree == 0) { 127202ac6454SAndrew Thompson m_freem(m0); 127396ca458fSAndrew Thompson return ENOBUFS; 127402ac6454SAndrew Thompson } 127502ac6454SAndrew Thompson flags |= RAL_TX_IFS_SIFS; 127602ac6454SAndrew Thompson } 127702ac6454SAndrew Thompson } 127802ac6454SAndrew Thompson 127902ac6454SAndrew Thompson data = STAILQ_FIRST(&sc->tx_free); 128002ac6454SAndrew Thompson STAILQ_REMOVE_HEAD(&sc->tx_free, next); 128102ac6454SAndrew Thompson sc->tx_nfree--; 128202ac6454SAndrew Thompson 128302ac6454SAndrew Thompson data->m = m0; 128402ac6454SAndrew Thompson data->ni = ni; 128502ac6454SAndrew Thompson data->rate = rate; 128602ac6454SAndrew Thompson 128702ac6454SAndrew Thompson if (!IEEE80211_IS_MULTICAST(wh->i_addr1)) { 128802ac6454SAndrew Thompson flags |= RAL_TX_ACK; 128902ac6454SAndrew Thompson flags |= RAL_TX_RETRY(7); 129002ac6454SAndrew Thompson 129126d39e2cSSam Leffler dur = ieee80211_ack_duration(ic->ic_rt, rate, 129202ac6454SAndrew Thompson ic->ic_flags & IEEE80211_F_SHPREAMBLE); 12938cfe5440SHans Petter Selasky USETW(wh->i_dur, dur); 129402ac6454SAndrew Thompson } 129502ac6454SAndrew Thompson 129602ac6454SAndrew Thompson ural_setup_tx_desc(sc, &data->desc, flags, m0->m_pkthdr.len, rate); 129702ac6454SAndrew Thompson 129802ac6454SAndrew Thompson DPRINTFN(10, "sending data frame len=%u rate=%u\n", 129902ac6454SAndrew Thompson m0->m_pkthdr.len, rate); 130002ac6454SAndrew Thompson 130102ac6454SAndrew Thompson STAILQ_INSERT_TAIL(&sc->tx_q, data, next); 1302a593f6b8SAndrew Thompson usbd_transfer_start(sc->sc_xfer[URAL_BULK_WR]); 130302ac6454SAndrew Thompson 130402ac6454SAndrew Thompson return 0; 130502ac6454SAndrew Thompson } 130602ac6454SAndrew Thompson 13077a79cebfSGleb Smirnoff static int 13087a79cebfSGleb Smirnoff ural_transmit(struct ieee80211com *ic, struct mbuf *m) 130979d2c5e8SGleb Smirnoff { 13107a79cebfSGleb Smirnoff struct ural_softc *sc = ic->ic_softc; 13117a79cebfSGleb Smirnoff int error; 13127a79cebfSGleb Smirnoff 13137a79cebfSGleb Smirnoff RAL_LOCK(sc); 13147a79cebfSGleb Smirnoff if (!sc->sc_running) { 13157a79cebfSGleb Smirnoff RAL_UNLOCK(sc); 13167a79cebfSGleb Smirnoff return (ENXIO); 13177a79cebfSGleb Smirnoff } 13187a79cebfSGleb Smirnoff error = mbufq_enqueue(&sc->sc_snd, m); 13197a79cebfSGleb Smirnoff if (error) { 13207a79cebfSGleb Smirnoff RAL_UNLOCK(sc); 13217a79cebfSGleb Smirnoff return (error); 13227a79cebfSGleb Smirnoff } 13237a79cebfSGleb Smirnoff ural_start(sc); 13247a79cebfSGleb Smirnoff RAL_UNLOCK(sc); 13257a79cebfSGleb Smirnoff 13267a79cebfSGleb Smirnoff return (0); 13277a79cebfSGleb Smirnoff } 13287a79cebfSGleb Smirnoff 13297a79cebfSGleb Smirnoff static void 13307a79cebfSGleb Smirnoff ural_start(struct ural_softc *sc) 13317a79cebfSGleb Smirnoff { 133202ac6454SAndrew Thompson struct ieee80211_node *ni; 133302ac6454SAndrew Thompson struct mbuf *m; 133402ac6454SAndrew Thompson 13357a79cebfSGleb Smirnoff RAL_LOCK_ASSERT(sc, MA_OWNED); 13367a79cebfSGleb Smirnoff 13377a79cebfSGleb Smirnoff if (sc->sc_running == 0) 133802ac6454SAndrew Thompson return; 13397a79cebfSGleb Smirnoff 13407a79cebfSGleb Smirnoff while (sc->tx_nfree >= RAL_TX_MINFREE && 13417a79cebfSGleb Smirnoff (m = mbufq_dequeue(&sc->sc_snd)) != NULL) { 134202ac6454SAndrew Thompson ni = (struct ieee80211_node *) m->m_pkthdr.rcvif; 134302ac6454SAndrew Thompson if (ural_tx_data(sc, m, ni) != 0) { 13447a79cebfSGleb Smirnoff if_inc_counter(ni->ni_vap->iv_ifp, 13457a79cebfSGleb Smirnoff IFCOUNTER_OERRORS, 1); 134602ac6454SAndrew Thompson ieee80211_free_node(ni); 134702ac6454SAndrew Thompson break; 134802ac6454SAndrew Thompson } 134902ac6454SAndrew Thompson } 135002ac6454SAndrew Thompson } 135102ac6454SAndrew Thompson 13527a79cebfSGleb Smirnoff static void 13537a79cebfSGleb Smirnoff ural_parent(struct ieee80211com *ic) 135402ac6454SAndrew Thompson { 13557a79cebfSGleb Smirnoff struct ural_softc *sc = ic->ic_softc; 1356645e4d17SHans Petter Selasky int startall = 0; 1357645e4d17SHans Petter Selasky 1358645e4d17SHans Petter Selasky RAL_LOCK(sc); 13597a79cebfSGleb Smirnoff if (sc->sc_detached) { 1360645e4d17SHans Petter Selasky RAL_UNLOCK(sc); 13617a79cebfSGleb Smirnoff return; 13627a79cebfSGleb Smirnoff } 13637a79cebfSGleb Smirnoff if (ic->ic_nrunning > 0) { 13647a79cebfSGleb Smirnoff if (sc->sc_running == 0) { 13657a79cebfSGleb Smirnoff ural_init(sc); 136602ac6454SAndrew Thompson startall = 1; 136702ac6454SAndrew Thompson } else 13685efea30fSAndrew Thompson ural_setpromisc(sc); 13697a79cebfSGleb Smirnoff } else if (sc->sc_running) 13705efea30fSAndrew Thompson ural_stop(sc); 137102ac6454SAndrew Thompson RAL_UNLOCK(sc); 137202ac6454SAndrew Thompson if (startall) 137302ac6454SAndrew Thompson ieee80211_start_all(ic); 137402ac6454SAndrew Thompson } 137502ac6454SAndrew Thompson 137602ac6454SAndrew Thompson static void 137702ac6454SAndrew Thompson ural_set_testmode(struct ural_softc *sc) 137802ac6454SAndrew Thompson { 1379760bc48eSAndrew Thompson struct usb_device_request req; 1380e0a69b51SAndrew Thompson usb_error_t error; 138102ac6454SAndrew Thompson 138202ac6454SAndrew Thompson req.bmRequestType = UT_WRITE_VENDOR_DEVICE; 138302ac6454SAndrew Thompson req.bRequest = RAL_VENDOR_REQUEST; 138402ac6454SAndrew Thompson USETW(req.wValue, 4); 138502ac6454SAndrew Thompson USETW(req.wIndex, 1); 138602ac6454SAndrew Thompson USETW(req.wLength, 0); 138702ac6454SAndrew Thompson 138802ac6454SAndrew Thompson error = ural_do_request(sc, &req, NULL); 138902ac6454SAndrew Thompson if (error != 0) { 139002ac6454SAndrew Thompson device_printf(sc->sc_dev, "could not set test mode: %s\n", 1391a593f6b8SAndrew Thompson usbd_errstr(error)); 139202ac6454SAndrew Thompson } 139302ac6454SAndrew Thompson } 139402ac6454SAndrew Thompson 139502ac6454SAndrew Thompson static void 139602ac6454SAndrew Thompson ural_eeprom_read(struct ural_softc *sc, uint16_t addr, void *buf, int len) 139702ac6454SAndrew Thompson { 1398760bc48eSAndrew Thompson struct usb_device_request req; 1399e0a69b51SAndrew Thompson usb_error_t error; 140002ac6454SAndrew Thompson 140102ac6454SAndrew Thompson req.bmRequestType = UT_READ_VENDOR_DEVICE; 140202ac6454SAndrew Thompson req.bRequest = RAL_READ_EEPROM; 140302ac6454SAndrew Thompson USETW(req.wValue, 0); 140402ac6454SAndrew Thompson USETW(req.wIndex, addr); 140502ac6454SAndrew Thompson USETW(req.wLength, len); 140602ac6454SAndrew Thompson 140702ac6454SAndrew Thompson error = ural_do_request(sc, &req, buf); 140802ac6454SAndrew Thompson if (error != 0) { 140902ac6454SAndrew Thompson device_printf(sc->sc_dev, "could not read EEPROM: %s\n", 1410a593f6b8SAndrew Thompson usbd_errstr(error)); 141102ac6454SAndrew Thompson } 141202ac6454SAndrew Thompson } 141302ac6454SAndrew Thompson 141402ac6454SAndrew Thompson static uint16_t 141502ac6454SAndrew Thompson ural_read(struct ural_softc *sc, uint16_t reg) 141602ac6454SAndrew Thompson { 1417760bc48eSAndrew Thompson struct usb_device_request req; 1418e0a69b51SAndrew Thompson usb_error_t error; 141902ac6454SAndrew Thompson uint16_t val; 142002ac6454SAndrew Thompson 142102ac6454SAndrew Thompson req.bmRequestType = UT_READ_VENDOR_DEVICE; 142202ac6454SAndrew Thompson req.bRequest = RAL_READ_MAC; 142302ac6454SAndrew Thompson USETW(req.wValue, 0); 142402ac6454SAndrew Thompson USETW(req.wIndex, reg); 142502ac6454SAndrew Thompson USETW(req.wLength, sizeof (uint16_t)); 142602ac6454SAndrew Thompson 142702ac6454SAndrew Thompson error = ural_do_request(sc, &req, &val); 142802ac6454SAndrew Thompson if (error != 0) { 142902ac6454SAndrew Thompson device_printf(sc->sc_dev, "could not read MAC register: %s\n", 1430a593f6b8SAndrew Thompson usbd_errstr(error)); 143102ac6454SAndrew Thompson return 0; 143202ac6454SAndrew Thompson } 143302ac6454SAndrew Thompson 143402ac6454SAndrew Thompson return le16toh(val); 143502ac6454SAndrew Thompson } 143602ac6454SAndrew Thompson 143702ac6454SAndrew Thompson static void 143802ac6454SAndrew Thompson ural_read_multi(struct ural_softc *sc, uint16_t reg, void *buf, int len) 143902ac6454SAndrew Thompson { 1440760bc48eSAndrew Thompson struct usb_device_request req; 1441e0a69b51SAndrew Thompson usb_error_t error; 144202ac6454SAndrew Thompson 144302ac6454SAndrew Thompson req.bmRequestType = UT_READ_VENDOR_DEVICE; 144402ac6454SAndrew Thompson req.bRequest = RAL_READ_MULTI_MAC; 144502ac6454SAndrew Thompson USETW(req.wValue, 0); 144602ac6454SAndrew Thompson USETW(req.wIndex, reg); 144702ac6454SAndrew Thompson USETW(req.wLength, len); 144802ac6454SAndrew Thompson 144902ac6454SAndrew Thompson error = ural_do_request(sc, &req, buf); 145002ac6454SAndrew Thompson if (error != 0) { 145102ac6454SAndrew Thompson device_printf(sc->sc_dev, "could not read MAC register: %s\n", 1452a593f6b8SAndrew Thompson usbd_errstr(error)); 145302ac6454SAndrew Thompson } 145402ac6454SAndrew Thompson } 145502ac6454SAndrew Thompson 145602ac6454SAndrew Thompson static void 145702ac6454SAndrew Thompson ural_write(struct ural_softc *sc, uint16_t reg, uint16_t val) 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_MAC; 146402ac6454SAndrew Thompson USETW(req.wValue, val); 146502ac6454SAndrew Thompson USETW(req.wIndex, reg); 146602ac6454SAndrew Thompson USETW(req.wLength, 0); 146702ac6454SAndrew Thompson 146802ac6454SAndrew Thompson error = ural_do_request(sc, &req, NULL); 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_write_multi(struct ural_softc *sc, uint16_t reg, void *buf, int len) 147702ac6454SAndrew Thompson { 1478760bc48eSAndrew Thompson struct usb_device_request req; 1479e0a69b51SAndrew Thompson usb_error_t error; 148002ac6454SAndrew Thompson 148102ac6454SAndrew Thompson req.bmRequestType = UT_WRITE_VENDOR_DEVICE; 148202ac6454SAndrew Thompson req.bRequest = RAL_WRITE_MULTI_MAC; 148302ac6454SAndrew Thompson USETW(req.wValue, 0); 148402ac6454SAndrew Thompson USETW(req.wIndex, reg); 148502ac6454SAndrew Thompson USETW(req.wLength, len); 148602ac6454SAndrew Thompson 148702ac6454SAndrew Thompson error = ural_do_request(sc, &req, buf); 148802ac6454SAndrew Thompson if (error != 0) { 148902ac6454SAndrew Thompson device_printf(sc->sc_dev, "could not write MAC register: %s\n", 1490a593f6b8SAndrew Thompson usbd_errstr(error)); 149102ac6454SAndrew Thompson } 149202ac6454SAndrew Thompson } 149302ac6454SAndrew Thompson 149402ac6454SAndrew Thompson static void 149502ac6454SAndrew Thompson ural_bbp_write(struct ural_softc *sc, uint8_t reg, uint8_t val) 149602ac6454SAndrew Thompson { 149702ac6454SAndrew Thompson uint16_t tmp; 149802ac6454SAndrew Thompson int ntries; 149902ac6454SAndrew Thompson 150002ac6454SAndrew Thompson for (ntries = 0; ntries < 100; ntries++) { 150102ac6454SAndrew Thompson if (!(ural_read(sc, RAL_PHY_CSR8) & RAL_BBP_BUSY)) 150202ac6454SAndrew Thompson break; 150302ac6454SAndrew Thompson if (ural_pause(sc, hz / 100)) 150402ac6454SAndrew Thompson break; 150502ac6454SAndrew Thompson } 150602ac6454SAndrew Thompson if (ntries == 100) { 150702ac6454SAndrew Thompson device_printf(sc->sc_dev, "could not write to BBP\n"); 150802ac6454SAndrew Thompson return; 150902ac6454SAndrew Thompson } 151002ac6454SAndrew Thompson 151102ac6454SAndrew Thompson tmp = reg << 8 | val; 151202ac6454SAndrew Thompson ural_write(sc, RAL_PHY_CSR7, tmp); 151302ac6454SAndrew Thompson } 151402ac6454SAndrew Thompson 151502ac6454SAndrew Thompson static uint8_t 151602ac6454SAndrew Thompson ural_bbp_read(struct ural_softc *sc, uint8_t reg) 151702ac6454SAndrew Thompson { 151802ac6454SAndrew Thompson uint16_t val; 151902ac6454SAndrew Thompson int ntries; 152002ac6454SAndrew Thompson 152102ac6454SAndrew Thompson val = RAL_BBP_WRITE | reg << 8; 152202ac6454SAndrew Thompson ural_write(sc, RAL_PHY_CSR7, val); 152302ac6454SAndrew Thompson 152402ac6454SAndrew Thompson for (ntries = 0; ntries < 100; ntries++) { 152502ac6454SAndrew Thompson if (!(ural_read(sc, RAL_PHY_CSR8) & RAL_BBP_BUSY)) 152602ac6454SAndrew Thompson break; 152702ac6454SAndrew Thompson if (ural_pause(sc, hz / 100)) 152802ac6454SAndrew Thompson break; 152902ac6454SAndrew Thompson } 153002ac6454SAndrew Thompson if (ntries == 100) { 153102ac6454SAndrew Thompson device_printf(sc->sc_dev, "could not read BBP\n"); 153202ac6454SAndrew Thompson return 0; 153302ac6454SAndrew Thompson } 153402ac6454SAndrew Thompson 153502ac6454SAndrew Thompson return ural_read(sc, RAL_PHY_CSR7) & 0xff; 153602ac6454SAndrew Thompson } 153702ac6454SAndrew Thompson 153802ac6454SAndrew Thompson static void 153902ac6454SAndrew Thompson ural_rf_write(struct ural_softc *sc, uint8_t reg, uint32_t val) 154002ac6454SAndrew Thompson { 154102ac6454SAndrew Thompson uint32_t tmp; 154202ac6454SAndrew Thompson int ntries; 154302ac6454SAndrew Thompson 154402ac6454SAndrew Thompson for (ntries = 0; ntries < 100; ntries++) { 154502ac6454SAndrew Thompson if (!(ural_read(sc, RAL_PHY_CSR10) & RAL_RF_LOBUSY)) 154602ac6454SAndrew Thompson break; 154702ac6454SAndrew Thompson if (ural_pause(sc, hz / 100)) 154802ac6454SAndrew Thompson break; 154902ac6454SAndrew Thompson } 155002ac6454SAndrew Thompson if (ntries == 100) { 155102ac6454SAndrew Thompson device_printf(sc->sc_dev, "could not write to RF\n"); 155202ac6454SAndrew Thompson return; 155302ac6454SAndrew Thompson } 155402ac6454SAndrew Thompson 155502ac6454SAndrew Thompson tmp = RAL_RF_BUSY | RAL_RF_20BIT | (val & 0xfffff) << 2 | (reg & 0x3); 155602ac6454SAndrew Thompson ural_write(sc, RAL_PHY_CSR9, tmp & 0xffff); 155702ac6454SAndrew Thompson ural_write(sc, RAL_PHY_CSR10, tmp >> 16); 155802ac6454SAndrew Thompson 155902ac6454SAndrew Thompson /* remember last written value in sc */ 156002ac6454SAndrew Thompson sc->rf_regs[reg] = val; 156102ac6454SAndrew Thompson 156202ac6454SAndrew Thompson DPRINTFN(15, "RF R[%u] <- 0x%05x\n", reg & 0x3, val & 0xfffff); 156302ac6454SAndrew Thompson } 156402ac6454SAndrew Thompson 156502ac6454SAndrew Thompson static void 156602ac6454SAndrew Thompson ural_scan_start(struct ieee80211com *ic) 156702ac6454SAndrew Thompson { 1568d3fdd08cSAdrian Chadd struct ural_softc *sc = ic->ic_softc; 156902ac6454SAndrew Thompson 157002ac6454SAndrew Thompson RAL_LOCK(sc); 15715efea30fSAndrew Thompson ural_write(sc, RAL_TXRX_CSR19, 0); 15727a79cebfSGleb Smirnoff ural_set_bssid(sc, ieee80211broadcastaddr); 157302ac6454SAndrew Thompson RAL_UNLOCK(sc); 157402ac6454SAndrew Thompson } 157502ac6454SAndrew Thompson 157602ac6454SAndrew Thompson static void 157702ac6454SAndrew Thompson ural_scan_end(struct ieee80211com *ic) 157802ac6454SAndrew Thompson { 1579d3fdd08cSAdrian Chadd struct ural_softc *sc = ic->ic_softc; 158002ac6454SAndrew Thompson 158102ac6454SAndrew Thompson RAL_LOCK(sc); 15825efea30fSAndrew Thompson ural_enable_tsf_sync(sc); 15837a79cebfSGleb Smirnoff ural_set_bssid(sc, ic->ic_macaddr); 158402ac6454SAndrew Thompson RAL_UNLOCK(sc); 158502ac6454SAndrew Thompson 158602ac6454SAndrew Thompson } 158702ac6454SAndrew Thompson 158802ac6454SAndrew Thompson 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 177302ac6454SAndrew Thompson slottime = (ic->ic_flags & IEEE80211_F_SHSLOT) ? 9 : 20; 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 ieee80211_free_node(ni); 212702ac6454SAndrew Thompson return ENETDOWN; 212802ac6454SAndrew Thompson } 212996ca458fSAndrew Thompson if (sc->tx_nfree < RAL_TX_MINFREE) { 213002ac6454SAndrew Thompson RAL_UNLOCK(sc); 213102ac6454SAndrew Thompson m_freem(m); 213202ac6454SAndrew Thompson ieee80211_free_node(ni); 213302ac6454SAndrew Thompson return EIO; 213402ac6454SAndrew Thompson } 213502ac6454SAndrew Thompson 213602ac6454SAndrew Thompson if (params == NULL) { 213702ac6454SAndrew Thompson /* 213802ac6454SAndrew Thompson * Legacy path; interpret frame contents to decide 213902ac6454SAndrew Thompson * precisely how to send the frame. 214002ac6454SAndrew Thompson */ 214102ac6454SAndrew Thompson if (ural_tx_mgt(sc, m, ni) != 0) 214202ac6454SAndrew Thompson goto bad; 214302ac6454SAndrew Thompson } else { 214402ac6454SAndrew Thompson /* 214502ac6454SAndrew Thompson * Caller supplied explicit parameters to use in 214602ac6454SAndrew Thompson * sending the frame. 214702ac6454SAndrew Thompson */ 214802ac6454SAndrew Thompson if (ural_tx_raw(sc, m, ni, params) != 0) 214902ac6454SAndrew Thompson goto bad; 215002ac6454SAndrew Thompson } 215102ac6454SAndrew Thompson RAL_UNLOCK(sc); 215202ac6454SAndrew Thompson return 0; 215302ac6454SAndrew Thompson bad: 215402ac6454SAndrew Thompson RAL_UNLOCK(sc); 215502ac6454SAndrew Thompson ieee80211_free_node(ni); 215602ac6454SAndrew Thompson return EIO; /* XXX */ 215702ac6454SAndrew Thompson } 215802ac6454SAndrew Thompson 215902ac6454SAndrew Thompson static void 2160b6108616SRui Paulo ural_ratectl_start(struct ural_softc *sc, struct ieee80211_node *ni) 216102ac6454SAndrew Thompson { 216202ac6454SAndrew Thompson struct ieee80211vap *vap = ni->ni_vap; 216302ac6454SAndrew Thompson struct ural_vap *uvp = URAL_VAP(vap); 216402ac6454SAndrew Thompson 216502ac6454SAndrew Thompson /* clear statistic registers (STA_CSR0 to STA_CSR10) */ 216602ac6454SAndrew Thompson ural_read_multi(sc, RAL_STA_CSR0, sc->sta, sizeof sc->sta); 216702ac6454SAndrew Thompson 2168b6108616SRui Paulo usb_callout_reset(&uvp->ratectl_ch, hz, ural_ratectl_timeout, uvp); 216902ac6454SAndrew Thompson } 217002ac6454SAndrew Thompson 217102ac6454SAndrew Thompson static void 2172b6108616SRui Paulo ural_ratectl_timeout(void *arg) 217302ac6454SAndrew Thompson { 217402ac6454SAndrew Thompson struct ural_vap *uvp = arg; 21755efea30fSAndrew Thompson struct ieee80211vap *vap = &uvp->vap; 21765efea30fSAndrew Thompson struct ieee80211com *ic = vap->iv_ic; 217702ac6454SAndrew Thompson 2178b6108616SRui Paulo ieee80211_runtask(ic, &uvp->ratectl_task); 217902ac6454SAndrew Thompson } 218002ac6454SAndrew Thompson 218102ac6454SAndrew Thompson static void 2182b6108616SRui Paulo ural_ratectl_task(void *arg, int pending) 218302ac6454SAndrew Thompson { 21845efea30fSAndrew Thompson struct ural_vap *uvp = arg; 21855efea30fSAndrew Thompson struct ieee80211vap *vap = &uvp->vap; 21865efea30fSAndrew Thompson struct ieee80211com *ic = vap->iv_ic; 2187d3fdd08cSAdrian Chadd struct ural_softc *sc = ic->ic_softc; 21888d8bdb01SAndrew Thompson struct ieee80211_node *ni; 218902ac6454SAndrew Thompson int ok, fail; 2190b6108616SRui Paulo int sum, retrycnt; 219102ac6454SAndrew Thompson 21928d8bdb01SAndrew Thompson ni = ieee80211_ref_node(vap->iv_bss); 21935efea30fSAndrew Thompson RAL_LOCK(sc); 219402ac6454SAndrew Thompson /* read and clear statistic registers (STA_CSR0 to STA_CSR10) */ 219502ac6454SAndrew Thompson ural_read_multi(sc, RAL_STA_CSR0, sc->sta, sizeof(sc->sta)); 219602ac6454SAndrew Thompson 219702ac6454SAndrew Thompson ok = sc->sta[7] + /* TX ok w/o retry */ 219802ac6454SAndrew Thompson sc->sta[8]; /* TX ok w/ retry */ 219902ac6454SAndrew Thompson fail = sc->sta[9]; /* TX retry-fail count */ 2200b6108616SRui Paulo sum = ok+fail; 2201b6108616SRui Paulo retrycnt = sc->sta[8] + fail; 220202ac6454SAndrew Thompson 2203b6108616SRui Paulo ieee80211_ratectl_tx_update(vap, ni, &sum, &ok, &retrycnt); 2204b6108616SRui Paulo (void) ieee80211_ratectl_rate(ni, NULL, 0); 220502ac6454SAndrew Thompson 22067a79cebfSGleb Smirnoff /* count TX retry-fail as Tx errors */ 22077a79cebfSGleb Smirnoff if_inc_counter(ni->ni_vap->iv_ifp, IFCOUNTER_OERRORS, fail); 220802ac6454SAndrew Thompson 2209b6108616SRui Paulo usb_callout_reset(&uvp->ratectl_ch, hz, ural_ratectl_timeout, uvp); 22105efea30fSAndrew Thompson RAL_UNLOCK(sc); 22118d8bdb01SAndrew Thompson ieee80211_free_node(ni); 221202ac6454SAndrew Thompson } 221302ac6454SAndrew Thompson 221402ac6454SAndrew Thompson static int 221502ac6454SAndrew Thompson ural_pause(struct ural_softc *sc, int timeout) 221602ac6454SAndrew Thompson { 221702ac6454SAndrew Thompson 2218a593f6b8SAndrew Thompson usb_pause_mtx(&sc->sc_mtx, timeout); 221902ac6454SAndrew Thompson return (0); 222002ac6454SAndrew Thompson } 2221