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 31*63a55eabSAndriy Voskoboinyk #include "opt_wlan.h" 32*63a55eabSAndriy Voskoboinyk 335efea30fSAndrew Thompson #include <sys/param.h> 345efea30fSAndrew Thompson #include <sys/sockio.h> 355efea30fSAndrew Thompson #include <sys/sysctl.h> 365efea30fSAndrew Thompson #include <sys/lock.h> 375efea30fSAndrew Thompson #include <sys/mutex.h> 385efea30fSAndrew Thompson #include <sys/mbuf.h> 395efea30fSAndrew Thompson #include <sys/kernel.h> 405efea30fSAndrew Thompson #include <sys/socket.h> 415efea30fSAndrew Thompson #include <sys/systm.h> 425efea30fSAndrew Thompson #include <sys/malloc.h> 435efea30fSAndrew Thompson #include <sys/module.h> 445efea30fSAndrew Thompson #include <sys/bus.h> 455efea30fSAndrew Thompson #include <sys/endian.h> 465efea30fSAndrew Thompson #include <sys/kdb.h> 475efea30fSAndrew Thompson 485efea30fSAndrew Thompson #include <machine/bus.h> 495efea30fSAndrew Thompson #include <machine/resource.h> 505efea30fSAndrew Thompson #include <sys/rman.h> 515efea30fSAndrew Thompson 525efea30fSAndrew Thompson #include <net/bpf.h> 535efea30fSAndrew Thompson #include <net/if.h> 5476039bc8SGleb Smirnoff #include <net/if_var.h> 555efea30fSAndrew Thompson #include <net/if_arp.h> 565efea30fSAndrew Thompson #include <net/ethernet.h> 575efea30fSAndrew Thompson #include <net/if_dl.h> 585efea30fSAndrew Thompson #include <net/if_media.h> 595efea30fSAndrew Thompson #include <net/if_types.h> 605efea30fSAndrew Thompson 615efea30fSAndrew Thompson #ifdef INET 625efea30fSAndrew Thompson #include <netinet/in.h> 635efea30fSAndrew Thompson #include <netinet/in_systm.h> 645efea30fSAndrew Thompson #include <netinet/in_var.h> 655efea30fSAndrew Thompson #include <netinet/if_ether.h> 665efea30fSAndrew Thompson #include <netinet/ip.h> 675efea30fSAndrew Thompson #endif 685efea30fSAndrew Thompson 695efea30fSAndrew Thompson #include <net80211/ieee80211_var.h> 705efea30fSAndrew Thompson #include <net80211/ieee80211_regdomain.h> 715efea30fSAndrew Thompson #include <net80211/ieee80211_radiotap.h> 72b6108616SRui Paulo #include <net80211/ieee80211_ratectl.h> 7302ac6454SAndrew Thompson 745efea30fSAndrew Thompson #include <dev/usb/usb.h> 75ed6d949aSAndrew Thompson #include <dev/usb/usbdi.h> 765efea30fSAndrew Thompson #include "usbdevs.h" 7702ac6454SAndrew Thompson 78ed6d949aSAndrew Thompson #define USB_DEBUG_VAR ural_debug 79ed6d949aSAndrew Thompson #include <dev/usb/usb_debug.h> 805efea30fSAndrew Thompson 8102ac6454SAndrew Thompson #include <dev/usb/wlan/if_uralreg.h> 8202ac6454SAndrew Thompson #include <dev/usb/wlan/if_uralvar.h> 8302ac6454SAndrew Thompson 84b850ecc1SAndrew Thompson #ifdef USB_DEBUG 8502ac6454SAndrew Thompson static int ural_debug = 0; 8602ac6454SAndrew Thompson 876472ac3dSEd Schouten static SYSCTL_NODE(_hw_usb, OID_AUTO, ural, CTLFLAG_RW, 0, "USB ural"); 88ece4b0bdSHans Petter Selasky SYSCTL_INT(_hw_usb_ural, OID_AUTO, debug, CTLFLAG_RWTUN, &ural_debug, 0, 8902ac6454SAndrew Thompson "Debug level"); 9002ac6454SAndrew Thompson #endif 9102ac6454SAndrew Thompson 9202ac6454SAndrew Thompson #define URAL_RSSI(rssi) \ 9302ac6454SAndrew Thompson ((rssi) > (RAL_NOISE_FLOOR + RAL_RSSI_CORR) ? \ 9402ac6454SAndrew Thompson ((rssi) - (RAL_NOISE_FLOOR + RAL_RSSI_CORR)) : 0) 9502ac6454SAndrew Thompson 9602ac6454SAndrew Thompson /* various supported device vendors/products */ 97f1a16106SHans Petter Selasky static const STRUCT_USB_HOST_ID ural_devs[] = { 989e6b5313SAndrew Thompson #define URAL_DEV(v,p) { USB_VP(USB_VENDOR_##v, USB_PRODUCT_##v##_##p) } 999e6b5313SAndrew Thompson URAL_DEV(ASUS, WL167G), 1009e6b5313SAndrew Thompson URAL_DEV(ASUS, RT2570), 1019e6b5313SAndrew Thompson URAL_DEV(BELKIN, F5D7050), 1029e6b5313SAndrew Thompson URAL_DEV(BELKIN, F5D7051), 1039e6b5313SAndrew Thompson URAL_DEV(CISCOLINKSYS, HU200TS), 1049e6b5313SAndrew Thompson URAL_DEV(CISCOLINKSYS, WUSB54G), 1059e6b5313SAndrew Thompson URAL_DEV(CISCOLINKSYS, WUSB54GP), 1069e6b5313SAndrew Thompson URAL_DEV(CONCEPTRONIC2, C54RU), 1079e6b5313SAndrew Thompson URAL_DEV(DLINK, DWLG122), 1089e6b5313SAndrew Thompson URAL_DEV(GIGABYTE, GN54G), 1099e6b5313SAndrew Thompson URAL_DEV(GIGABYTE, GNWBKG), 1109e6b5313SAndrew Thompson URAL_DEV(GUILLEMOT, HWGUSB254), 1119e6b5313SAndrew Thompson URAL_DEV(MELCO, KG54), 1129e6b5313SAndrew Thompson URAL_DEV(MELCO, KG54AI), 1139e6b5313SAndrew Thompson URAL_DEV(MELCO, KG54YB), 1149e6b5313SAndrew Thompson URAL_DEV(MELCO, NINWIFI), 1159e6b5313SAndrew Thompson URAL_DEV(MSI, RT2570), 1169e6b5313SAndrew Thompson URAL_DEV(MSI, RT2570_2), 1179e6b5313SAndrew Thompson URAL_DEV(MSI, RT2570_3), 1189e6b5313SAndrew Thompson URAL_DEV(NOVATECH, NV902), 1199e6b5313SAndrew Thompson URAL_DEV(RALINK, RT2570), 1209e6b5313SAndrew Thompson URAL_DEV(RALINK, RT2570_2), 1219e6b5313SAndrew Thompson URAL_DEV(RALINK, RT2570_3), 1229e6b5313SAndrew Thompson URAL_DEV(SIEMENS2, WL54G), 1239e6b5313SAndrew Thompson URAL_DEV(SMC, 2862WG), 1249e6b5313SAndrew Thompson URAL_DEV(SPHAIRON, UB801R), 1259e6b5313SAndrew Thompson URAL_DEV(SURECOM, RT2570), 1269e6b5313SAndrew Thompson URAL_DEV(VTECH, RT2570), 1279e6b5313SAndrew Thompson URAL_DEV(ZINWELL, RT2570), 1289e6b5313SAndrew Thompson #undef URAL_DEV 12902ac6454SAndrew Thompson }; 13002ac6454SAndrew Thompson 131e0a69b51SAndrew Thompson static usb_callback_t ural_bulk_read_callback; 132e0a69b51SAndrew Thompson static usb_callback_t ural_bulk_write_callback; 13302ac6454SAndrew Thompson 134e0a69b51SAndrew Thompson static usb_error_t ural_do_request(struct ural_softc *sc, 135760bc48eSAndrew Thompson struct usb_device_request *req, void *data); 13602ac6454SAndrew Thompson static struct ieee80211vap *ural_vap_create(struct ieee80211com *, 137fcd9500fSBernhard Schmidt const char [IFNAMSIZ], int, enum ieee80211_opmode, 138fcd9500fSBernhard Schmidt int, const uint8_t [IEEE80211_ADDR_LEN], 139fcd9500fSBernhard Schmidt const uint8_t [IEEE80211_ADDR_LEN]); 14002ac6454SAndrew Thompson static void ural_vap_delete(struct ieee80211vap *); 14102ac6454SAndrew Thompson static void ural_tx_free(struct ural_tx_data *, int); 14202ac6454SAndrew Thompson static void ural_setup_tx_list(struct ural_softc *); 14302ac6454SAndrew Thompson static void ural_unsetup_tx_list(struct ural_softc *); 14402ac6454SAndrew Thompson static int ural_newstate(struct ieee80211vap *, 14502ac6454SAndrew Thompson enum ieee80211_state, int); 14602ac6454SAndrew Thompson static void ural_setup_tx_desc(struct ural_softc *, 14702ac6454SAndrew Thompson struct ural_tx_desc *, uint32_t, int, int); 14802ac6454SAndrew Thompson static int ural_tx_bcn(struct ural_softc *, struct mbuf *, 14902ac6454SAndrew Thompson struct ieee80211_node *); 15002ac6454SAndrew Thompson static int ural_tx_mgt(struct ural_softc *, struct mbuf *, 15102ac6454SAndrew Thompson struct ieee80211_node *); 15202ac6454SAndrew Thompson static int ural_tx_data(struct ural_softc *, struct mbuf *, 15302ac6454SAndrew Thompson struct ieee80211_node *); 1547a79cebfSGleb Smirnoff static int ural_transmit(struct ieee80211com *, struct mbuf *); 1557a79cebfSGleb Smirnoff static void ural_start(struct ural_softc *); 1567a79cebfSGleb Smirnoff static void ural_parent(struct ieee80211com *); 15702ac6454SAndrew Thompson static void ural_set_testmode(struct ural_softc *); 15802ac6454SAndrew Thompson static void ural_eeprom_read(struct ural_softc *, uint16_t, void *, 15902ac6454SAndrew Thompson int); 16002ac6454SAndrew Thompson static uint16_t ural_read(struct ural_softc *, uint16_t); 16102ac6454SAndrew Thompson static void ural_read_multi(struct ural_softc *, uint16_t, void *, 16202ac6454SAndrew Thompson int); 16302ac6454SAndrew Thompson static void ural_write(struct ural_softc *, uint16_t, uint16_t); 16402ac6454SAndrew Thompson static void ural_write_multi(struct ural_softc *, uint16_t, void *, 16502ac6454SAndrew Thompson int) __unused; 16602ac6454SAndrew Thompson static void ural_bbp_write(struct ural_softc *, uint8_t, uint8_t); 16702ac6454SAndrew Thompson static uint8_t ural_bbp_read(struct ural_softc *, uint8_t); 16802ac6454SAndrew Thompson static void ural_rf_write(struct ural_softc *, uint8_t, uint32_t); 16902ac6454SAndrew Thompson static void ural_scan_start(struct ieee80211com *); 17002ac6454SAndrew Thompson static void ural_scan_end(struct ieee80211com *); 17183829b48SAndriy Voskoboinyk static void ural_getradiocaps(struct ieee80211com *, int, int *, 17283829b48SAndriy Voskoboinyk struct ieee80211_channel[]); 17302ac6454SAndrew Thompson static void ural_set_channel(struct ieee80211com *); 17402ac6454SAndrew Thompson static void ural_set_chan(struct ural_softc *, 17502ac6454SAndrew Thompson struct ieee80211_channel *); 17602ac6454SAndrew Thompson static void ural_disable_rf_tune(struct ural_softc *); 17702ac6454SAndrew Thompson static void ural_enable_tsf_sync(struct ural_softc *); 1785463c4a4SSam Leffler static void ural_enable_tsf(struct ural_softc *); 1797a79cebfSGleb Smirnoff static void ural_update_slot(struct ural_softc *); 18002ac6454SAndrew Thompson static void ural_set_txpreamble(struct ural_softc *); 18102ac6454SAndrew Thompson static void ural_set_basicrates(struct ural_softc *, 18202ac6454SAndrew Thompson const struct ieee80211_channel *); 18302ac6454SAndrew Thompson static void ural_set_bssid(struct ural_softc *, const uint8_t *); 1847a79cebfSGleb Smirnoff static void ural_set_macaddr(struct ural_softc *, const uint8_t *); 185272f6adeSGleb Smirnoff static void ural_update_promisc(struct ieee80211com *); 1865efea30fSAndrew Thompson static void ural_setpromisc(struct ural_softc *); 18702ac6454SAndrew Thompson static const char *ural_get_rf(int); 18802ac6454SAndrew Thompson static void ural_read_eeprom(struct ural_softc *); 18902ac6454SAndrew Thompson static int ural_bbp_init(struct ural_softc *); 19002ac6454SAndrew Thompson static void ural_set_txantenna(struct ural_softc *, int); 19102ac6454SAndrew Thompson static void ural_set_rxantenna(struct ural_softc *, int); 1927a79cebfSGleb Smirnoff static void ural_init(struct ural_softc *); 1935efea30fSAndrew Thompson static void ural_stop(struct ural_softc *); 19402ac6454SAndrew Thompson static int ural_raw_xmit(struct ieee80211_node *, struct mbuf *, 19502ac6454SAndrew Thompson const struct ieee80211_bpf_params *); 196b6108616SRui Paulo static void ural_ratectl_start(struct ural_softc *, 19702ac6454SAndrew Thompson struct ieee80211_node *); 198b6108616SRui Paulo static void ural_ratectl_timeout(void *); 199b6108616SRui Paulo static void ural_ratectl_task(void *, int); 20002ac6454SAndrew Thompson static int ural_pause(struct ural_softc *sc, int timeout); 20102ac6454SAndrew Thompson 20202ac6454SAndrew Thompson /* 20302ac6454SAndrew Thompson * Default values for MAC registers; values taken from the reference driver. 20402ac6454SAndrew Thompson */ 20502ac6454SAndrew Thompson static const struct { 20602ac6454SAndrew Thompson uint16_t reg; 20702ac6454SAndrew Thompson uint16_t val; 20802ac6454SAndrew Thompson } ural_def_mac[] = { 20902ac6454SAndrew Thompson { RAL_TXRX_CSR5, 0x8c8d }, 21002ac6454SAndrew Thompson { RAL_TXRX_CSR6, 0x8b8a }, 21102ac6454SAndrew Thompson { RAL_TXRX_CSR7, 0x8687 }, 21202ac6454SAndrew Thompson { RAL_TXRX_CSR8, 0x0085 }, 21302ac6454SAndrew Thompson { RAL_MAC_CSR13, 0x1111 }, 21402ac6454SAndrew Thompson { RAL_MAC_CSR14, 0x1e11 }, 21502ac6454SAndrew Thompson { RAL_TXRX_CSR21, 0xe78f }, 21602ac6454SAndrew Thompson { RAL_MAC_CSR9, 0xff1d }, 21702ac6454SAndrew Thompson { RAL_MAC_CSR11, 0x0002 }, 21802ac6454SAndrew Thompson { RAL_MAC_CSR22, 0x0053 }, 21902ac6454SAndrew Thompson { RAL_MAC_CSR15, 0x0000 }, 22002ac6454SAndrew Thompson { RAL_MAC_CSR8, RAL_FRAME_SIZE }, 22102ac6454SAndrew Thompson { RAL_TXRX_CSR19, 0x0000 }, 22202ac6454SAndrew Thompson { RAL_TXRX_CSR18, 0x005a }, 22302ac6454SAndrew Thompson { RAL_PHY_CSR2, 0x0000 }, 22402ac6454SAndrew Thompson { RAL_TXRX_CSR0, 0x1ec0 }, 22502ac6454SAndrew Thompson { RAL_PHY_CSR4, 0x000f } 22602ac6454SAndrew Thompson }; 22702ac6454SAndrew Thompson 22802ac6454SAndrew Thompson /* 22902ac6454SAndrew Thompson * Default values for BBP registers; values taken from the reference driver. 23002ac6454SAndrew Thompson */ 23102ac6454SAndrew Thompson static const struct { 23202ac6454SAndrew Thompson uint8_t reg; 23302ac6454SAndrew Thompson uint8_t val; 23402ac6454SAndrew Thompson } ural_def_bbp[] = { 23502ac6454SAndrew Thompson { 3, 0x02 }, 23602ac6454SAndrew Thompson { 4, 0x19 }, 23702ac6454SAndrew Thompson { 14, 0x1c }, 23802ac6454SAndrew Thompson { 15, 0x30 }, 23902ac6454SAndrew Thompson { 16, 0xac }, 24002ac6454SAndrew Thompson { 17, 0x48 }, 24102ac6454SAndrew Thompson { 18, 0x18 }, 24202ac6454SAndrew Thompson { 19, 0xff }, 24302ac6454SAndrew Thompson { 20, 0x1e }, 24402ac6454SAndrew Thompson { 21, 0x08 }, 24502ac6454SAndrew Thompson { 22, 0x08 }, 24602ac6454SAndrew Thompson { 23, 0x08 }, 24702ac6454SAndrew Thompson { 24, 0x80 }, 24802ac6454SAndrew Thompson { 25, 0x50 }, 24902ac6454SAndrew Thompson { 26, 0x08 }, 25002ac6454SAndrew Thompson { 27, 0x23 }, 25102ac6454SAndrew Thompson { 30, 0x10 }, 25202ac6454SAndrew Thompson { 31, 0x2b }, 25302ac6454SAndrew Thompson { 32, 0xb9 }, 25402ac6454SAndrew Thompson { 34, 0x12 }, 25502ac6454SAndrew Thompson { 35, 0x50 }, 25602ac6454SAndrew Thompson { 39, 0xc4 }, 25702ac6454SAndrew Thompson { 40, 0x02 }, 25802ac6454SAndrew Thompson { 41, 0x60 }, 25902ac6454SAndrew Thompson { 53, 0x10 }, 26002ac6454SAndrew Thompson { 54, 0x18 }, 26102ac6454SAndrew Thompson { 56, 0x08 }, 26202ac6454SAndrew Thompson { 57, 0x10 }, 26302ac6454SAndrew Thompson { 58, 0x08 }, 26402ac6454SAndrew Thompson { 61, 0x60 }, 26502ac6454SAndrew Thompson { 62, 0x10 }, 26602ac6454SAndrew Thompson { 75, 0xff } 26702ac6454SAndrew Thompson }; 26802ac6454SAndrew Thompson 26902ac6454SAndrew Thompson /* 27002ac6454SAndrew Thompson * Default values for RF register R2 indexed by channel numbers. 27102ac6454SAndrew Thompson */ 27202ac6454SAndrew Thompson static const uint32_t ural_rf2522_r2[] = { 27302ac6454SAndrew Thompson 0x307f6, 0x307fb, 0x30800, 0x30805, 0x3080a, 0x3080f, 0x30814, 27402ac6454SAndrew Thompson 0x30819, 0x3081e, 0x30823, 0x30828, 0x3082d, 0x30832, 0x3083e 27502ac6454SAndrew Thompson }; 27602ac6454SAndrew Thompson 27702ac6454SAndrew Thompson static const uint32_t ural_rf2523_r2[] = { 27802ac6454SAndrew Thompson 0x00327, 0x00328, 0x00329, 0x0032a, 0x0032b, 0x0032c, 0x0032d, 27902ac6454SAndrew Thompson 0x0032e, 0x0032f, 0x00340, 0x00341, 0x00342, 0x00343, 0x00346 28002ac6454SAndrew Thompson }; 28102ac6454SAndrew Thompson 28202ac6454SAndrew Thompson static const uint32_t ural_rf2524_r2[] = { 28302ac6454SAndrew Thompson 0x00327, 0x00328, 0x00329, 0x0032a, 0x0032b, 0x0032c, 0x0032d, 28402ac6454SAndrew Thompson 0x0032e, 0x0032f, 0x00340, 0x00341, 0x00342, 0x00343, 0x00346 28502ac6454SAndrew Thompson }; 28602ac6454SAndrew Thompson 28702ac6454SAndrew Thompson static const uint32_t ural_rf2525_r2[] = { 28802ac6454SAndrew Thompson 0x20327, 0x20328, 0x20329, 0x2032a, 0x2032b, 0x2032c, 0x2032d, 28902ac6454SAndrew Thompson 0x2032e, 0x2032f, 0x20340, 0x20341, 0x20342, 0x20343, 0x20346 29002ac6454SAndrew Thompson }; 29102ac6454SAndrew Thompson 29202ac6454SAndrew Thompson static const uint32_t ural_rf2525_hi_r2[] = { 29302ac6454SAndrew Thompson 0x2032f, 0x20340, 0x20341, 0x20342, 0x20343, 0x20344, 0x20345, 29402ac6454SAndrew Thompson 0x20346, 0x20347, 0x20348, 0x20349, 0x2034a, 0x2034b, 0x2034e 29502ac6454SAndrew Thompson }; 29602ac6454SAndrew Thompson 29702ac6454SAndrew Thompson static const uint32_t ural_rf2525e_r2[] = { 29802ac6454SAndrew Thompson 0x2044d, 0x2044e, 0x2044f, 0x20460, 0x20461, 0x20462, 0x20463, 29902ac6454SAndrew Thompson 0x20464, 0x20465, 0x20466, 0x20467, 0x20468, 0x20469, 0x2046b 30002ac6454SAndrew Thompson }; 30102ac6454SAndrew Thompson 30202ac6454SAndrew Thompson static const uint32_t ural_rf2526_hi_r2[] = { 30302ac6454SAndrew Thompson 0x0022a, 0x0022b, 0x0022b, 0x0022c, 0x0022c, 0x0022d, 0x0022d, 30402ac6454SAndrew Thompson 0x0022e, 0x0022e, 0x0022f, 0x0022d, 0x00240, 0x00240, 0x00241 30502ac6454SAndrew Thompson }; 30602ac6454SAndrew Thompson 30702ac6454SAndrew Thompson static const uint32_t ural_rf2526_r2[] = { 30802ac6454SAndrew Thompson 0x00226, 0x00227, 0x00227, 0x00228, 0x00228, 0x00229, 0x00229, 30902ac6454SAndrew Thompson 0x0022a, 0x0022a, 0x0022b, 0x0022b, 0x0022c, 0x0022c, 0x0022d 31002ac6454SAndrew Thompson }; 31102ac6454SAndrew Thompson 31202ac6454SAndrew Thompson /* 31302ac6454SAndrew Thompson * For dual-band RF, RF registers R1 and R4 also depend on channel number; 31402ac6454SAndrew Thompson * values taken from the reference driver. 31502ac6454SAndrew Thompson */ 31602ac6454SAndrew Thompson static const struct { 31702ac6454SAndrew Thompson uint8_t chan; 31802ac6454SAndrew Thompson uint32_t r1; 31902ac6454SAndrew Thompson uint32_t r2; 32002ac6454SAndrew Thompson uint32_t r4; 32102ac6454SAndrew Thompson } ural_rf5222[] = { 32202ac6454SAndrew Thompson { 1, 0x08808, 0x0044d, 0x00282 }, 32302ac6454SAndrew Thompson { 2, 0x08808, 0x0044e, 0x00282 }, 32402ac6454SAndrew Thompson { 3, 0x08808, 0x0044f, 0x00282 }, 32502ac6454SAndrew Thompson { 4, 0x08808, 0x00460, 0x00282 }, 32602ac6454SAndrew Thompson { 5, 0x08808, 0x00461, 0x00282 }, 32702ac6454SAndrew Thompson { 6, 0x08808, 0x00462, 0x00282 }, 32802ac6454SAndrew Thompson { 7, 0x08808, 0x00463, 0x00282 }, 32902ac6454SAndrew Thompson { 8, 0x08808, 0x00464, 0x00282 }, 33002ac6454SAndrew Thompson { 9, 0x08808, 0x00465, 0x00282 }, 33102ac6454SAndrew Thompson { 10, 0x08808, 0x00466, 0x00282 }, 33202ac6454SAndrew Thompson { 11, 0x08808, 0x00467, 0x00282 }, 33302ac6454SAndrew Thompson { 12, 0x08808, 0x00468, 0x00282 }, 33402ac6454SAndrew Thompson { 13, 0x08808, 0x00469, 0x00282 }, 33502ac6454SAndrew Thompson { 14, 0x08808, 0x0046b, 0x00286 }, 33602ac6454SAndrew Thompson 33702ac6454SAndrew Thompson { 36, 0x08804, 0x06225, 0x00287 }, 33802ac6454SAndrew Thompson { 40, 0x08804, 0x06226, 0x00287 }, 33902ac6454SAndrew Thompson { 44, 0x08804, 0x06227, 0x00287 }, 34002ac6454SAndrew Thompson { 48, 0x08804, 0x06228, 0x00287 }, 34102ac6454SAndrew Thompson { 52, 0x08804, 0x06229, 0x00287 }, 34202ac6454SAndrew Thompson { 56, 0x08804, 0x0622a, 0x00287 }, 34302ac6454SAndrew Thompson { 60, 0x08804, 0x0622b, 0x00287 }, 34402ac6454SAndrew Thompson { 64, 0x08804, 0x0622c, 0x00287 }, 34502ac6454SAndrew Thompson 34602ac6454SAndrew Thompson { 100, 0x08804, 0x02200, 0x00283 }, 34702ac6454SAndrew Thompson { 104, 0x08804, 0x02201, 0x00283 }, 34802ac6454SAndrew Thompson { 108, 0x08804, 0x02202, 0x00283 }, 34902ac6454SAndrew Thompson { 112, 0x08804, 0x02203, 0x00283 }, 35002ac6454SAndrew Thompson { 116, 0x08804, 0x02204, 0x00283 }, 35102ac6454SAndrew Thompson { 120, 0x08804, 0x02205, 0x00283 }, 35202ac6454SAndrew Thompson { 124, 0x08804, 0x02206, 0x00283 }, 35302ac6454SAndrew Thompson { 128, 0x08804, 0x02207, 0x00283 }, 35402ac6454SAndrew Thompson { 132, 0x08804, 0x02208, 0x00283 }, 35502ac6454SAndrew Thompson { 136, 0x08804, 0x02209, 0x00283 }, 35602ac6454SAndrew Thompson { 140, 0x08804, 0x0220a, 0x00283 }, 35702ac6454SAndrew Thompson 35802ac6454SAndrew Thompson { 149, 0x08808, 0x02429, 0x00281 }, 35902ac6454SAndrew Thompson { 153, 0x08808, 0x0242b, 0x00281 }, 36002ac6454SAndrew Thompson { 157, 0x08808, 0x0242d, 0x00281 }, 36102ac6454SAndrew Thompson { 161, 0x08808, 0x0242f, 0x00281 } 36202ac6454SAndrew Thompson }; 36302ac6454SAndrew Thompson 36483829b48SAndriy Voskoboinyk static const uint8_t ural_chan_2ghz[] = 36583829b48SAndriy Voskoboinyk { 1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 12, 13, 14 }; 36683829b48SAndriy Voskoboinyk 36783829b48SAndriy Voskoboinyk static const uint8_t ural_chan_5ghz[] = 36883829b48SAndriy Voskoboinyk { 36, 40, 44, 48, 52, 56, 60, 64, 36983829b48SAndriy Voskoboinyk 100, 104, 108, 112, 116, 120, 124, 128, 132, 136, 140, 37083829b48SAndriy Voskoboinyk 149, 153, 157, 161 }; 37183829b48SAndriy Voskoboinyk 372760bc48eSAndrew Thompson static const struct usb_config ural_config[URAL_N_TRANSFER] = { 37302ac6454SAndrew Thompson [URAL_BULK_WR] = { 37402ac6454SAndrew Thompson .type = UE_BULK, 37502ac6454SAndrew Thompson .endpoint = UE_ADDR_ANY, 37602ac6454SAndrew Thompson .direction = UE_DIR_OUT, 3774eae601eSAndrew Thompson .bufsize = (RAL_FRAME_SIZE + RAL_TX_DESC_SIZE + 4), 3784eae601eSAndrew Thompson .flags = {.pipe_bof = 1,.force_short_xfer = 1,}, 3794eae601eSAndrew Thompson .callback = ural_bulk_write_callback, 3804eae601eSAndrew Thompson .timeout = 5000, /* ms */ 38102ac6454SAndrew Thompson }, 38202ac6454SAndrew Thompson [URAL_BULK_RD] = { 38302ac6454SAndrew Thompson .type = UE_BULK, 38402ac6454SAndrew Thompson .endpoint = UE_ADDR_ANY, 38502ac6454SAndrew Thompson .direction = UE_DIR_IN, 3864eae601eSAndrew Thompson .bufsize = (RAL_FRAME_SIZE + RAL_RX_DESC_SIZE), 3874eae601eSAndrew Thompson .flags = {.pipe_bof = 1,.short_xfer_ok = 1,}, 3884eae601eSAndrew Thompson .callback = ural_bulk_read_callback, 38902ac6454SAndrew Thompson }, 39002ac6454SAndrew Thompson }; 39102ac6454SAndrew Thompson 39202ac6454SAndrew Thompson static device_probe_t ural_match; 39302ac6454SAndrew Thompson static device_attach_t ural_attach; 39402ac6454SAndrew Thompson static device_detach_t ural_detach; 39502ac6454SAndrew Thompson 39602ac6454SAndrew Thompson static device_method_t ural_methods[] = { 39702ac6454SAndrew Thompson /* Device interface */ 39802ac6454SAndrew Thompson DEVMETHOD(device_probe, ural_match), 39902ac6454SAndrew Thompson DEVMETHOD(device_attach, ural_attach), 40002ac6454SAndrew Thompson DEVMETHOD(device_detach, ural_detach), 401645e4d17SHans Petter Selasky DEVMETHOD_END 40202ac6454SAndrew Thompson }; 40302ac6454SAndrew Thompson 40402ac6454SAndrew Thompson static driver_t ural_driver = { 40502ac6454SAndrew Thompson .name = "ural", 40602ac6454SAndrew Thompson .methods = ural_methods, 40702ac6454SAndrew Thompson .size = sizeof(struct ural_softc), 40802ac6454SAndrew Thompson }; 40902ac6454SAndrew Thompson 41002ac6454SAndrew Thompson static devclass_t ural_devclass; 41102ac6454SAndrew Thompson 4129aef556dSAndrew Thompson DRIVER_MODULE(ural, uhub, ural_driver, ural_devclass, NULL, 0); 41302ac6454SAndrew Thompson MODULE_DEPEND(ural, usb, 1, 1, 1); 41402ac6454SAndrew Thompson MODULE_DEPEND(ural, wlan, 1, 1, 1); 415910cb8feSAndrew Thompson MODULE_VERSION(ural, 1); 416f809f280SWarner Losh USB_PNP_HOST_INFO(ural_devs); 41702ac6454SAndrew Thompson 41802ac6454SAndrew Thompson static int 41902ac6454SAndrew Thompson ural_match(device_t self) 42002ac6454SAndrew Thompson { 421760bc48eSAndrew Thompson struct usb_attach_arg *uaa = device_get_ivars(self); 42202ac6454SAndrew Thompson 423f29a0724SAndrew Thompson if (uaa->usb_mode != USB_MODE_HOST) 42402ac6454SAndrew Thompson return (ENXIO); 42502ac6454SAndrew Thompson if (uaa->info.bConfigIndex != 0) 42602ac6454SAndrew Thompson return (ENXIO); 42702ac6454SAndrew Thompson if (uaa->info.bIfaceIndex != RAL_IFACE_INDEX) 42802ac6454SAndrew Thompson return (ENXIO); 42902ac6454SAndrew Thompson 430a593f6b8SAndrew Thompson return (usbd_lookup_id_by_uaa(ural_devs, sizeof(ural_devs), uaa)); 43102ac6454SAndrew Thompson } 43202ac6454SAndrew Thompson 43302ac6454SAndrew Thompson static int 43402ac6454SAndrew Thompson ural_attach(device_t self) 43502ac6454SAndrew Thompson { 436760bc48eSAndrew Thompson struct usb_attach_arg *uaa = device_get_ivars(self); 43702ac6454SAndrew Thompson struct ural_softc *sc = device_get_softc(self); 4387a79cebfSGleb Smirnoff struct ieee80211com *ic = &sc->sc_ic; 4390046e186SAndriy Voskoboinyk uint8_t iface_index; 44002ac6454SAndrew Thompson int error; 44102ac6454SAndrew Thompson 442a593f6b8SAndrew Thompson device_set_usb_desc(self); 44302ac6454SAndrew Thompson sc->sc_udev = uaa->device; 44402ac6454SAndrew Thompson sc->sc_dev = self; 44502ac6454SAndrew Thompson 44602ac6454SAndrew Thompson mtx_init(&sc->sc_mtx, device_get_nameunit(self), 44702ac6454SAndrew Thompson MTX_NETWORK_LOCK, MTX_DEF); 4487a79cebfSGleb Smirnoff mbufq_init(&sc->sc_snd, ifqmaxlen); 44902ac6454SAndrew Thompson 45002ac6454SAndrew Thompson iface_index = RAL_IFACE_INDEX; 451a593f6b8SAndrew Thompson error = usbd_transfer_setup(uaa->device, 45202ac6454SAndrew Thompson &iface_index, sc->sc_xfer, ural_config, 45302ac6454SAndrew Thompson URAL_N_TRANSFER, sc, &sc->sc_mtx); 45402ac6454SAndrew Thompson if (error) { 45502ac6454SAndrew Thompson device_printf(self, "could not allocate USB transfers, " 456a593f6b8SAndrew Thompson "err=%s\n", usbd_errstr(error)); 45702ac6454SAndrew Thompson goto detach; 45802ac6454SAndrew Thompson } 45902ac6454SAndrew Thompson 46002ac6454SAndrew Thompson RAL_LOCK(sc); 46102ac6454SAndrew Thompson /* retrieve RT2570 rev. no */ 46202ac6454SAndrew Thompson sc->asic_rev = ural_read(sc, RAL_MAC_CSR0); 46302ac6454SAndrew Thompson 46402ac6454SAndrew Thompson /* retrieve MAC address and various other things from EEPROM */ 46502ac6454SAndrew Thompson ural_read_eeprom(sc); 46602ac6454SAndrew Thompson RAL_UNLOCK(sc); 46702ac6454SAndrew Thompson 4685efea30fSAndrew Thompson device_printf(self, "MAC/BBP RT2570 (rev 0x%02x), RF %s\n", 46902ac6454SAndrew Thompson sc->asic_rev, ural_get_rf(sc->rf_rev)); 47002ac6454SAndrew Thompson 47159686fe9SGleb Smirnoff ic->ic_softc = sc; 472c8550c02SGleb Smirnoff ic->ic_name = device_get_nameunit(self); 47302ac6454SAndrew Thompson ic->ic_phytype = IEEE80211_T_OFDM; /* not only, but not used */ 47402ac6454SAndrew Thompson 47502ac6454SAndrew Thompson /* set device capabilities */ 47602ac6454SAndrew Thompson ic->ic_caps = 47702ac6454SAndrew Thompson IEEE80211_C_STA /* station mode supported */ 47802ac6454SAndrew Thompson | IEEE80211_C_IBSS /* IBSS mode supported */ 47902ac6454SAndrew Thompson | IEEE80211_C_MONITOR /* monitor mode supported */ 48002ac6454SAndrew Thompson | IEEE80211_C_HOSTAP /* HostAp mode supported */ 48102ac6454SAndrew Thompson | IEEE80211_C_TXPMGT /* tx power management */ 48202ac6454SAndrew Thompson | IEEE80211_C_SHPREAMBLE /* short preamble supported */ 48302ac6454SAndrew Thompson | IEEE80211_C_SHSLOT /* short slot time supported */ 48402ac6454SAndrew Thompson | IEEE80211_C_BGSCAN /* bg scanning supported */ 48502ac6454SAndrew Thompson | IEEE80211_C_WPA /* 802.11i */ 48602ac6454SAndrew Thompson ; 48702ac6454SAndrew Thompson 48883829b48SAndriy Voskoboinyk ural_getradiocaps(ic, IEEE80211_CHAN_MAX, &ic->ic_nchans, 48983829b48SAndriy Voskoboinyk ic->ic_channels); 49002ac6454SAndrew Thompson 4917a79cebfSGleb Smirnoff ieee80211_ifattach(ic); 49277ddf3d3SAndrew Thompson ic->ic_update_promisc = ural_update_promisc; 49302ac6454SAndrew Thompson ic->ic_raw_xmit = ural_raw_xmit; 49402ac6454SAndrew Thompson ic->ic_scan_start = ural_scan_start; 49502ac6454SAndrew Thompson ic->ic_scan_end = ural_scan_end; 49683829b48SAndriy Voskoboinyk ic->ic_getradiocaps = ural_getradiocaps; 49702ac6454SAndrew Thompson ic->ic_set_channel = ural_set_channel; 4987a79cebfSGleb Smirnoff ic->ic_parent = ural_parent; 4997a79cebfSGleb Smirnoff ic->ic_transmit = ural_transmit; 50002ac6454SAndrew Thompson ic->ic_vap_create = ural_vap_create; 50102ac6454SAndrew Thompson ic->ic_vap_delete = ural_vap_delete; 50202ac6454SAndrew Thompson 5035463c4a4SSam Leffler ieee80211_radiotap_attach(ic, 5045463c4a4SSam Leffler &sc->sc_txtap.wt_ihdr, sizeof(sc->sc_txtap), 5055463c4a4SSam Leffler RAL_TX_RADIOTAP_PRESENT, 5065463c4a4SSam Leffler &sc->sc_rxtap.wr_ihdr, sizeof(sc->sc_rxtap), 5075463c4a4SSam Leffler RAL_RX_RADIOTAP_PRESENT); 50802ac6454SAndrew Thompson 50902ac6454SAndrew Thompson if (bootverbose) 51002ac6454SAndrew Thompson ieee80211_announce(ic); 51102ac6454SAndrew Thompson 5125efea30fSAndrew Thompson return (0); 5135efea30fSAndrew Thompson 5145efea30fSAndrew Thompson detach: 5155efea30fSAndrew Thompson ural_detach(self); 5165efea30fSAndrew Thompson return (ENXIO); /* failure */ 51702ac6454SAndrew Thompson } 51802ac6454SAndrew Thompson 51902ac6454SAndrew Thompson static int 52002ac6454SAndrew Thompson ural_detach(device_t self) 52102ac6454SAndrew Thompson { 52202ac6454SAndrew Thompson struct ural_softc *sc = device_get_softc(self); 5237a79cebfSGleb Smirnoff struct ieee80211com *ic = &sc->sc_ic; 52402ac6454SAndrew Thompson 525645e4d17SHans Petter Selasky /* prevent further ioctls */ 526645e4d17SHans Petter Selasky RAL_LOCK(sc); 527645e4d17SHans Petter Selasky sc->sc_detached = 1; 528645e4d17SHans Petter Selasky RAL_UNLOCK(sc); 529645e4d17SHans Petter Selasky 53002ac6454SAndrew Thompson /* stop all USB transfers */ 531a593f6b8SAndrew Thompson usbd_transfer_unsetup(sc->sc_xfer, URAL_N_TRANSFER); 53202ac6454SAndrew Thompson 53302ac6454SAndrew Thompson /* free TX list, if any */ 53402ac6454SAndrew Thompson RAL_LOCK(sc); 53502ac6454SAndrew Thompson ural_unsetup_tx_list(sc); 53602ac6454SAndrew Thompson RAL_UNLOCK(sc); 53702ac6454SAndrew Thompson 5387a79cebfSGleb Smirnoff if (ic->ic_softc == sc) 53902ac6454SAndrew Thompson ieee80211_ifdetach(ic); 5407a79cebfSGleb Smirnoff mbufq_drain(&sc->sc_snd); 54102ac6454SAndrew Thompson mtx_destroy(&sc->sc_mtx); 54202ac6454SAndrew Thompson 54302ac6454SAndrew Thompson return (0); 54402ac6454SAndrew Thompson } 54502ac6454SAndrew Thompson 546e0a69b51SAndrew Thompson static usb_error_t 54777ddf3d3SAndrew Thompson ural_do_request(struct ural_softc *sc, 548760bc48eSAndrew Thompson struct usb_device_request *req, void *data) 54977ddf3d3SAndrew Thompson { 550e0a69b51SAndrew Thompson usb_error_t err; 55177ddf3d3SAndrew Thompson int ntries = 10; 55277ddf3d3SAndrew Thompson 55377ddf3d3SAndrew Thompson while (ntries--) { 554a593f6b8SAndrew Thompson err = usbd_do_request_flags(sc->sc_udev, &sc->sc_mtx, 55577ddf3d3SAndrew Thompson req, data, 0, NULL, 250 /* ms */); 55677ddf3d3SAndrew Thompson if (err == 0) 55777ddf3d3SAndrew Thompson break; 55877ddf3d3SAndrew Thompson 55977ddf3d3SAndrew Thompson DPRINTFN(1, "Control request failed, %s (retrying)\n", 560a593f6b8SAndrew Thompson usbd_errstr(err)); 56177ddf3d3SAndrew Thompson if (ural_pause(sc, hz / 100)) 56277ddf3d3SAndrew Thompson break; 56377ddf3d3SAndrew Thompson } 56477ddf3d3SAndrew Thompson return (err); 56577ddf3d3SAndrew Thompson } 56677ddf3d3SAndrew Thompson 56702ac6454SAndrew Thompson static struct ieee80211vap * 568fcd9500fSBernhard Schmidt ural_vap_create(struct ieee80211com *ic, const char name[IFNAMSIZ], int unit, 569fcd9500fSBernhard Schmidt enum ieee80211_opmode opmode, int flags, 57002ac6454SAndrew Thompson const uint8_t bssid[IEEE80211_ADDR_LEN], 57102ac6454SAndrew Thompson const uint8_t mac[IEEE80211_ADDR_LEN]) 57202ac6454SAndrew Thompson { 573d3fdd08cSAdrian Chadd struct ural_softc *sc = ic->ic_softc; 57402ac6454SAndrew Thompson struct ural_vap *uvp; 57502ac6454SAndrew Thompson struct ieee80211vap *vap; 57602ac6454SAndrew Thompson 57702ac6454SAndrew Thompson if (!TAILQ_EMPTY(&ic->ic_vaps)) /* only one at a time */ 57802ac6454SAndrew Thompson return NULL; 57997ad4604SKevin Lo uvp = malloc(sizeof(struct ural_vap), M_80211_VAP, M_WAITOK | M_ZERO); 58002ac6454SAndrew Thompson vap = &uvp->vap; 58102ac6454SAndrew Thompson /* enable s/w bmiss handling for sta mode */ 582bb2f69e8SHans Petter Selasky 583bb2f69e8SHans Petter Selasky if (ieee80211_vap_setup(ic, vap, name, unit, opmode, 5847a79cebfSGleb Smirnoff flags | IEEE80211_CLONE_NOBEACONS, bssid) != 0) { 585bb2f69e8SHans Petter Selasky /* out of memory */ 586bb2f69e8SHans Petter Selasky free(uvp, M_80211_VAP); 587bb2f69e8SHans Petter Selasky return (NULL); 588bb2f69e8SHans Petter Selasky } 58902ac6454SAndrew Thompson 59002ac6454SAndrew Thompson /* override state transition machine */ 59102ac6454SAndrew Thompson uvp->newstate = vap->iv_newstate; 59202ac6454SAndrew Thompson vap->iv_newstate = ural_newstate; 59302ac6454SAndrew Thompson 594b6108616SRui Paulo usb_callout_init_mtx(&uvp->ratectl_ch, &sc->sc_mtx, 0); 595b6108616SRui Paulo TASK_INIT(&uvp->ratectl_task, 0, ural_ratectl_task, uvp); 596b6108616SRui Paulo ieee80211_ratectl_init(vap); 597b6108616SRui Paulo ieee80211_ratectl_setinterval(vap, 1000 /* 1 sec */); 59802ac6454SAndrew Thompson 59902ac6454SAndrew Thompson /* complete setup */ 6007a79cebfSGleb Smirnoff ieee80211_vap_attach(vap, ieee80211_media_change, 6017a79cebfSGleb Smirnoff ieee80211_media_status, mac); 60202ac6454SAndrew Thompson ic->ic_opmode = opmode; 60302ac6454SAndrew Thompson return vap; 60402ac6454SAndrew Thompson } 60502ac6454SAndrew Thompson 60602ac6454SAndrew Thompson static void 60702ac6454SAndrew Thompson ural_vap_delete(struct ieee80211vap *vap) 60802ac6454SAndrew Thompson { 60902ac6454SAndrew Thompson struct ural_vap *uvp = URAL_VAP(vap); 6105efea30fSAndrew Thompson struct ieee80211com *ic = vap->iv_ic; 61102ac6454SAndrew Thompson 612b6108616SRui Paulo usb_callout_drain(&uvp->ratectl_ch); 613b6108616SRui Paulo ieee80211_draintask(ic, &uvp->ratectl_task); 614b6108616SRui Paulo ieee80211_ratectl_deinit(vap); 61502ac6454SAndrew Thompson ieee80211_vap_detach(vap); 61602ac6454SAndrew Thompson free(uvp, M_80211_VAP); 61702ac6454SAndrew Thompson } 61802ac6454SAndrew Thompson 61902ac6454SAndrew Thompson static void 62002ac6454SAndrew Thompson ural_tx_free(struct ural_tx_data *data, int txerr) 62102ac6454SAndrew Thompson { 62202ac6454SAndrew Thompson struct ural_softc *sc = data->sc; 62302ac6454SAndrew Thompson 62402ac6454SAndrew Thompson if (data->m != NULL) { 6257a79cebfSGleb Smirnoff ieee80211_tx_complete(data->ni, data->m, txerr); 62602ac6454SAndrew Thompson data->m = NULL; 62702ac6454SAndrew Thompson data->ni = NULL; 62802ac6454SAndrew Thompson } 62902ac6454SAndrew Thompson STAILQ_INSERT_TAIL(&sc->tx_free, data, next); 63002ac6454SAndrew Thompson sc->tx_nfree++; 63102ac6454SAndrew Thompson } 63202ac6454SAndrew Thompson 63302ac6454SAndrew Thompson static void 63402ac6454SAndrew Thompson ural_setup_tx_list(struct ural_softc *sc) 63502ac6454SAndrew Thompson { 63602ac6454SAndrew Thompson struct ural_tx_data *data; 63702ac6454SAndrew Thompson int i; 63802ac6454SAndrew Thompson 63902ac6454SAndrew Thompson sc->tx_nfree = 0; 64002ac6454SAndrew Thompson STAILQ_INIT(&sc->tx_q); 64102ac6454SAndrew Thompson STAILQ_INIT(&sc->tx_free); 64202ac6454SAndrew Thompson 64302ac6454SAndrew Thompson for (i = 0; i < RAL_TX_LIST_COUNT; i++) { 64402ac6454SAndrew Thompson data = &sc->tx_data[i]; 64502ac6454SAndrew Thompson 64602ac6454SAndrew Thompson data->sc = sc; 64702ac6454SAndrew Thompson STAILQ_INSERT_TAIL(&sc->tx_free, data, next); 64802ac6454SAndrew Thompson sc->tx_nfree++; 64902ac6454SAndrew Thompson } 65002ac6454SAndrew Thompson } 65102ac6454SAndrew Thompson 65202ac6454SAndrew Thompson static void 65302ac6454SAndrew Thompson ural_unsetup_tx_list(struct ural_softc *sc) 65402ac6454SAndrew Thompson { 65502ac6454SAndrew Thompson struct ural_tx_data *data; 65602ac6454SAndrew Thompson int i; 65702ac6454SAndrew Thompson 65802ac6454SAndrew Thompson /* make sure any subsequent use of the queues will fail */ 65902ac6454SAndrew Thompson sc->tx_nfree = 0; 66002ac6454SAndrew Thompson STAILQ_INIT(&sc->tx_q); 66102ac6454SAndrew Thompson STAILQ_INIT(&sc->tx_free); 66202ac6454SAndrew Thompson 66302ac6454SAndrew Thompson /* free up all node references and mbufs */ 66402ac6454SAndrew Thompson for (i = 0; i < RAL_TX_LIST_COUNT; i++) { 66502ac6454SAndrew Thompson data = &sc->tx_data[i]; 66602ac6454SAndrew Thompson 66702ac6454SAndrew Thompson if (data->m != NULL) { 66802ac6454SAndrew Thompson m_freem(data->m); 66902ac6454SAndrew Thompson data->m = NULL; 67002ac6454SAndrew Thompson } 67102ac6454SAndrew Thompson if (data->ni != NULL) { 67202ac6454SAndrew Thompson ieee80211_free_node(data->ni); 67302ac6454SAndrew Thompson data->ni = NULL; 67402ac6454SAndrew Thompson } 67502ac6454SAndrew Thompson } 67602ac6454SAndrew Thompson } 67702ac6454SAndrew Thompson 6785efea30fSAndrew Thompson static int 6795efea30fSAndrew Thompson ural_newstate(struct ieee80211vap *vap, enum ieee80211_state nstate, int arg) 68002ac6454SAndrew Thompson { 68102ac6454SAndrew Thompson struct ural_vap *uvp = URAL_VAP(vap); 6825efea30fSAndrew Thompson struct ieee80211com *ic = vap->iv_ic; 683d3fdd08cSAdrian Chadd struct ural_softc *sc = ic->ic_softc; 68402ac6454SAndrew Thompson const struct ieee80211_txparam *tp; 68502ac6454SAndrew Thompson struct ieee80211_node *ni; 68602ac6454SAndrew Thompson struct mbuf *m; 68702ac6454SAndrew Thompson 6885efea30fSAndrew Thompson DPRINTF("%s -> %s\n", 6895efea30fSAndrew Thompson ieee80211_state_name[vap->iv_state], 6905efea30fSAndrew Thompson ieee80211_state_name[nstate]); 69102ac6454SAndrew Thompson 6925efea30fSAndrew Thompson IEEE80211_UNLOCK(ic); 6935efea30fSAndrew Thompson RAL_LOCK(sc); 694b6108616SRui Paulo usb_callout_stop(&uvp->ratectl_ch); 6955efea30fSAndrew Thompson 6965efea30fSAndrew Thompson switch (nstate) { 69702ac6454SAndrew Thompson case IEEE80211_S_INIT: 6985efea30fSAndrew Thompson if (vap->iv_state == IEEE80211_S_RUN) { 69902ac6454SAndrew Thompson /* abort TSF synchronization */ 70002ac6454SAndrew Thompson ural_write(sc, RAL_TXRX_CSR19, 0); 70102ac6454SAndrew Thompson 70202ac6454SAndrew Thompson /* force tx led to stop blinking */ 70302ac6454SAndrew Thompson ural_write(sc, RAL_MAC_CSR20, 0); 70402ac6454SAndrew Thompson } 70502ac6454SAndrew Thompson break; 70602ac6454SAndrew Thompson 70702ac6454SAndrew Thompson case IEEE80211_S_RUN: 7088d8bdb01SAndrew Thompson ni = ieee80211_ref_node(vap->iv_bss); 70902ac6454SAndrew Thompson 71002ac6454SAndrew Thompson if (vap->iv_opmode != IEEE80211_M_MONITOR) { 7111517a7baSAdrian Chadd if (ic->ic_bsschan == IEEE80211_CHAN_ANYC) 7121517a7baSAdrian Chadd goto fail; 7131517a7baSAdrian Chadd 7147a79cebfSGleb Smirnoff ural_update_slot(sc); 71502ac6454SAndrew Thompson ural_set_txpreamble(sc); 71602ac6454SAndrew Thompson ural_set_basicrates(sc, ic->ic_bsschan); 717ae132f11SAndriy Voskoboinyk IEEE80211_ADDR_COPY(sc->sc_bssid, ni->ni_bssid); 718ae132f11SAndriy Voskoboinyk ural_set_bssid(sc, sc->sc_bssid); 71902ac6454SAndrew Thompson } 72002ac6454SAndrew Thompson 72102ac6454SAndrew Thompson if (vap->iv_opmode == IEEE80211_M_HOSTAP || 72202ac6454SAndrew Thompson vap->iv_opmode == IEEE80211_M_IBSS) { 723210ab3c2SAdrian Chadd m = ieee80211_beacon_alloc(ni); 72402ac6454SAndrew Thompson if (m == NULL) { 72502ac6454SAndrew Thompson device_printf(sc->sc_dev, 72602ac6454SAndrew Thompson "could not allocate beacon\n"); 7271517a7baSAdrian Chadd goto fail; 72802ac6454SAndrew Thompson } 7296fca0210SAndrew Thompson ieee80211_ref_node(ni); 73002ac6454SAndrew Thompson if (ural_tx_bcn(sc, m, ni) != 0) { 73102ac6454SAndrew Thompson device_printf(sc->sc_dev, 73202ac6454SAndrew Thompson "could not send beacon\n"); 7331517a7baSAdrian Chadd goto fail; 73402ac6454SAndrew Thompson } 73502ac6454SAndrew Thompson } 73602ac6454SAndrew Thompson 73702ac6454SAndrew Thompson /* make tx led blink on tx (controlled by ASIC) */ 73802ac6454SAndrew Thompson ural_write(sc, RAL_MAC_CSR20, 1); 73902ac6454SAndrew Thompson 74002ac6454SAndrew Thompson if (vap->iv_opmode != IEEE80211_M_MONITOR) 74102ac6454SAndrew Thompson ural_enable_tsf_sync(sc); 7425463c4a4SSam Leffler else 7435463c4a4SSam Leffler ural_enable_tsf(sc); 74402ac6454SAndrew Thompson 74502ac6454SAndrew Thompson /* enable automatic rate adaptation */ 7465463c4a4SSam Leffler /* XXX should use ic_bsschan but not valid until after newstate call below */ 7475463c4a4SSam Leffler tp = &vap->iv_txparms[ieee80211_chan2mode(ic->ic_curchan)]; 74802ac6454SAndrew Thompson if (tp->ucastrate == IEEE80211_FIXED_RATE_NONE) 749b6108616SRui Paulo ural_ratectl_start(sc, ni); 7508d8bdb01SAndrew Thompson ieee80211_free_node(ni); 75102ac6454SAndrew Thompson break; 75202ac6454SAndrew Thompson 75302ac6454SAndrew Thompson default: 75402ac6454SAndrew Thompson break; 75502ac6454SAndrew Thompson } 75602ac6454SAndrew Thompson RAL_UNLOCK(sc); 75702ac6454SAndrew Thompson IEEE80211_LOCK(ic); 7585efea30fSAndrew Thompson return (uvp->newstate(vap, nstate, arg)); 7591517a7baSAdrian Chadd 7601517a7baSAdrian Chadd fail: 7611517a7baSAdrian Chadd RAL_UNLOCK(sc); 7621517a7baSAdrian Chadd IEEE80211_LOCK(ic); 7631517a7baSAdrian Chadd ieee80211_free_node(ni); 7641517a7baSAdrian Chadd return (-1); 76502ac6454SAndrew Thompson } 76602ac6454SAndrew Thompson 76702ac6454SAndrew Thompson 76802ac6454SAndrew Thompson static void 769ed6d949aSAndrew Thompson ural_bulk_write_callback(struct usb_xfer *xfer, usb_error_t error) 77002ac6454SAndrew Thompson { 771ed6d949aSAndrew Thompson struct ural_softc *sc = usbd_xfer_softc(xfer); 7725463c4a4SSam Leffler struct ieee80211vap *vap; 77302ac6454SAndrew Thompson struct ural_tx_data *data; 77402ac6454SAndrew Thompson struct mbuf *m; 775ed6d949aSAndrew Thompson struct usb_page_cache *pc; 776ed6d949aSAndrew Thompson int len; 777ed6d949aSAndrew Thompson 778ed6d949aSAndrew Thompson usbd_xfer_status(xfer, &len, NULL, NULL, NULL); 77902ac6454SAndrew Thompson 78002ac6454SAndrew Thompson switch (USB_GET_STATE(xfer)) { 78102ac6454SAndrew Thompson case USB_ST_TRANSFERRED: 782ed6d949aSAndrew Thompson DPRINTFN(11, "transfer complete, %d bytes\n", len); 78302ac6454SAndrew Thompson 78402ac6454SAndrew Thompson /* free resources */ 785ed6d949aSAndrew Thompson data = usbd_xfer_get_priv(xfer); 78602ac6454SAndrew Thompson ural_tx_free(data, 0); 787ed6d949aSAndrew Thompson usbd_xfer_set_priv(xfer, NULL); 78802ac6454SAndrew Thompson 78902ac6454SAndrew Thompson /* FALLTHROUGH */ 79002ac6454SAndrew Thompson case USB_ST_SETUP: 79102ac6454SAndrew Thompson tr_setup: 79202ac6454SAndrew Thompson data = STAILQ_FIRST(&sc->tx_q); 79302ac6454SAndrew Thompson if (data) { 79402ac6454SAndrew Thompson STAILQ_REMOVE_HEAD(&sc->tx_q, next); 79502ac6454SAndrew Thompson m = data->m; 79602ac6454SAndrew Thompson 7976d917491SHans Petter Selasky if (m->m_pkthdr.len > (int)(RAL_FRAME_SIZE + RAL_TX_DESC_SIZE)) { 79802ac6454SAndrew Thompson DPRINTFN(0, "data overflow, %u bytes\n", 79902ac6454SAndrew Thompson m->m_pkthdr.len); 80002ac6454SAndrew Thompson m->m_pkthdr.len = (RAL_FRAME_SIZE + RAL_TX_DESC_SIZE); 80102ac6454SAndrew Thompson } 802ed6d949aSAndrew Thompson pc = usbd_xfer_get_frame(xfer, 0); 803ed6d949aSAndrew Thompson usbd_copy_in(pc, 0, &data->desc, RAL_TX_DESC_SIZE); 804ed6d949aSAndrew Thompson usbd_m_copy_in(pc, RAL_TX_DESC_SIZE, m, 0, 80502ac6454SAndrew Thompson m->m_pkthdr.len); 80602ac6454SAndrew Thompson 8075463c4a4SSam Leffler vap = data->ni->ni_vap; 8085463c4a4SSam Leffler if (ieee80211_radiotap_active_vap(vap)) { 80902ac6454SAndrew Thompson struct ural_tx_radiotap_header *tap = &sc->sc_txtap; 81002ac6454SAndrew Thompson 81102ac6454SAndrew Thompson tap->wt_flags = 0; 81202ac6454SAndrew Thompson tap->wt_rate = data->rate; 81302ac6454SAndrew Thompson tap->wt_antenna = sc->tx_ant; 81402ac6454SAndrew Thompson 8155463c4a4SSam Leffler ieee80211_radiotap_tx(vap, m); 81602ac6454SAndrew Thompson } 81702ac6454SAndrew Thompson 81802ac6454SAndrew Thompson /* xfer length needs to be a multiple of two! */ 81902ac6454SAndrew Thompson len = (RAL_TX_DESC_SIZE + m->m_pkthdr.len + 1) & ~1; 82002ac6454SAndrew Thompson if ((len % 64) == 0) 82102ac6454SAndrew Thompson len += 2; 82202ac6454SAndrew Thompson 82302ac6454SAndrew Thompson DPRINTFN(11, "sending frame len=%u xferlen=%u\n", 82402ac6454SAndrew Thompson m->m_pkthdr.len, len); 82502ac6454SAndrew Thompson 826ed6d949aSAndrew Thompson usbd_xfer_set_frame_len(xfer, 0, len); 827ed6d949aSAndrew Thompson usbd_xfer_set_priv(xfer, data); 82802ac6454SAndrew Thompson 829a593f6b8SAndrew Thompson usbd_transfer_submit(xfer); 83002ac6454SAndrew Thompson } 8317a79cebfSGleb Smirnoff ural_start(sc); 83202ac6454SAndrew Thompson break; 83302ac6454SAndrew Thompson 83402ac6454SAndrew Thompson default: /* Error */ 83502ac6454SAndrew Thompson DPRINTFN(11, "transfer error, %s\n", 836ed6d949aSAndrew Thompson usbd_errstr(error)); 83702ac6454SAndrew Thompson 838ed6d949aSAndrew Thompson data = usbd_xfer_get_priv(xfer); 83902ac6454SAndrew Thompson if (data != NULL) { 840ed6d949aSAndrew Thompson ural_tx_free(data, error); 841ed6d949aSAndrew Thompson usbd_xfer_set_priv(xfer, NULL); 84202ac6454SAndrew Thompson } 84302ac6454SAndrew Thompson 844ed6d949aSAndrew Thompson if (error == USB_ERR_STALLED) { 84502ac6454SAndrew Thompson /* try to clear stall first */ 846ed6d949aSAndrew Thompson usbd_xfer_set_stall(xfer); 84702ac6454SAndrew Thompson goto tr_setup; 84802ac6454SAndrew Thompson } 849ed6d949aSAndrew Thompson if (error == USB_ERR_TIMEOUT) 85002ac6454SAndrew Thompson device_printf(sc->sc_dev, "device timeout\n"); 85102ac6454SAndrew Thompson break; 85202ac6454SAndrew Thompson } 85302ac6454SAndrew Thompson } 85402ac6454SAndrew Thompson 85502ac6454SAndrew Thompson static void 856ed6d949aSAndrew Thompson ural_bulk_read_callback(struct usb_xfer *xfer, usb_error_t error) 85702ac6454SAndrew Thompson { 858ed6d949aSAndrew Thompson struct ural_softc *sc = usbd_xfer_softc(xfer); 8597a79cebfSGleb Smirnoff struct ieee80211com *ic = &sc->sc_ic; 86002ac6454SAndrew Thompson struct ieee80211_node *ni; 86102ac6454SAndrew Thompson struct mbuf *m = NULL; 862ed6d949aSAndrew Thompson struct usb_page_cache *pc; 86302ac6454SAndrew Thompson uint32_t flags; 8645463c4a4SSam Leffler int8_t rssi = 0, nf = 0; 865ed6d949aSAndrew Thompson int len; 866ed6d949aSAndrew Thompson 867ed6d949aSAndrew Thompson usbd_xfer_status(xfer, &len, NULL, NULL, NULL); 86802ac6454SAndrew Thompson 86902ac6454SAndrew Thompson switch (USB_GET_STATE(xfer)) { 87002ac6454SAndrew Thompson case USB_ST_TRANSFERRED: 87102ac6454SAndrew Thompson 872ed6d949aSAndrew Thompson DPRINTFN(15, "rx done, actlen=%d\n", len); 87302ac6454SAndrew Thompson 8746d917491SHans Petter Selasky if (len < (int)(RAL_RX_DESC_SIZE + IEEE80211_MIN_LEN)) { 87502ac6454SAndrew Thompson DPRINTF("%s: xfer too short %d\n", 87602ac6454SAndrew Thompson device_get_nameunit(sc->sc_dev), len); 8777a79cebfSGleb Smirnoff counter_u64_add(ic->ic_ierrors, 1); 87802ac6454SAndrew Thompson goto tr_setup; 87902ac6454SAndrew Thompson } 88002ac6454SAndrew Thompson 88102ac6454SAndrew Thompson len -= RAL_RX_DESC_SIZE; 88202ac6454SAndrew Thompson /* rx descriptor is located at the end */ 883ed6d949aSAndrew Thompson pc = usbd_xfer_get_frame(xfer, 0); 884ed6d949aSAndrew Thompson usbd_copy_out(pc, len, &sc->sc_rx_desc, RAL_RX_DESC_SIZE); 88502ac6454SAndrew Thompson 88602ac6454SAndrew Thompson rssi = URAL_RSSI(sc->sc_rx_desc.rssi); 8875463c4a4SSam Leffler nf = RAL_NOISE_FLOOR; 88802ac6454SAndrew Thompson flags = le32toh(sc->sc_rx_desc.flags); 88902ac6454SAndrew Thompson if (flags & (RAL_RX_PHY_ERROR | RAL_RX_CRC_ERROR)) { 89002ac6454SAndrew Thompson /* 89102ac6454SAndrew Thompson * This should not happen since we did not 89202ac6454SAndrew Thompson * request to receive those frames when we 89302ac6454SAndrew Thompson * filled RAL_TXRX_CSR2: 89402ac6454SAndrew Thompson */ 89502ac6454SAndrew Thompson DPRINTFN(5, "PHY or CRC error\n"); 8967a79cebfSGleb Smirnoff counter_u64_add(ic->ic_ierrors, 1); 89702ac6454SAndrew Thompson goto tr_setup; 89802ac6454SAndrew Thompson } 89902ac6454SAndrew Thompson 900c6499eccSGleb Smirnoff m = m_getcl(M_NOWAIT, MT_DATA, M_PKTHDR); 90102ac6454SAndrew Thompson if (m == NULL) { 90202ac6454SAndrew Thompson DPRINTF("could not allocate mbuf\n"); 9037a79cebfSGleb Smirnoff counter_u64_add(ic->ic_ierrors, 1); 90402ac6454SAndrew Thompson goto tr_setup; 90502ac6454SAndrew Thompson } 906ed6d949aSAndrew Thompson usbd_copy_out(pc, 0, mtod(m, uint8_t *), len); 90702ac6454SAndrew Thompson 90802ac6454SAndrew Thompson /* finalize mbuf */ 90902ac6454SAndrew Thompson m->m_pkthdr.len = m->m_len = (flags >> 16) & 0xfff; 91002ac6454SAndrew Thompson 9115463c4a4SSam Leffler if (ieee80211_radiotap_active(ic)) { 91202ac6454SAndrew Thompson struct ural_rx_radiotap_header *tap = &sc->sc_rxtap; 91302ac6454SAndrew Thompson 9145463c4a4SSam Leffler /* XXX set once */ 9155463c4a4SSam Leffler tap->wr_flags = 0; 91602ac6454SAndrew Thompson tap->wr_rate = ieee80211_plcp2rate(sc->sc_rx_desc.rate, 91702ac6454SAndrew Thompson (flags & RAL_RX_OFDM) ? 91802ac6454SAndrew Thompson IEEE80211_T_OFDM : IEEE80211_T_CCK); 91902ac6454SAndrew Thompson tap->wr_antenna = sc->rx_ant; 9205463c4a4SSam Leffler tap->wr_antsignal = nf + rssi; 9215463c4a4SSam Leffler tap->wr_antnoise = nf; 92202ac6454SAndrew Thompson } 92302ac6454SAndrew Thompson /* Strip trailing 802.11 MAC FCS. */ 92402ac6454SAndrew Thompson m_adj(m, -IEEE80211_CRC_LEN); 92502ac6454SAndrew Thompson 92602ac6454SAndrew Thompson /* FALLTHROUGH */ 92702ac6454SAndrew Thompson case USB_ST_SETUP: 92802ac6454SAndrew Thompson tr_setup: 929ed6d949aSAndrew Thompson usbd_xfer_set_frame_len(xfer, 0, usbd_xfer_max_len(xfer)); 930a593f6b8SAndrew Thompson usbd_transfer_submit(xfer); 93102ac6454SAndrew Thompson 93202ac6454SAndrew Thompson /* 93302ac6454SAndrew Thompson * At the end of a USB callback it is always safe to unlock 93402ac6454SAndrew Thompson * the private mutex of a device! That is why we do the 93502ac6454SAndrew Thompson * "ieee80211_input" here, and not some lines up! 93602ac6454SAndrew Thompson */ 93702ac6454SAndrew Thompson RAL_UNLOCK(sc); 938941da6d3SWeongyo Jeong if (m) { 93902ac6454SAndrew Thompson ni = ieee80211_find_rxnode(ic, 94002ac6454SAndrew Thompson mtod(m, struct ieee80211_frame_min *)); 94102ac6454SAndrew Thompson if (ni != NULL) { 9425463c4a4SSam Leffler (void) ieee80211_input(ni, m, rssi, nf); 94302ac6454SAndrew Thompson ieee80211_free_node(ni); 94402ac6454SAndrew Thompson } else 9455463c4a4SSam Leffler (void) ieee80211_input_all(ic, m, rssi, nf); 94602ac6454SAndrew Thompson } 947941da6d3SWeongyo Jeong RAL_LOCK(sc); 9487a79cebfSGleb Smirnoff ural_start(sc); 94902ac6454SAndrew Thompson return; 95002ac6454SAndrew Thompson 95102ac6454SAndrew Thompson default: /* Error */ 952ed6d949aSAndrew Thompson if (error != USB_ERR_CANCELLED) { 95302ac6454SAndrew Thompson /* try to clear stall first */ 954ed6d949aSAndrew Thompson usbd_xfer_set_stall(xfer); 95502ac6454SAndrew Thompson goto tr_setup; 95602ac6454SAndrew Thompson } 95702ac6454SAndrew Thompson return; 95802ac6454SAndrew Thompson } 95902ac6454SAndrew Thompson } 96002ac6454SAndrew Thompson 96102ac6454SAndrew Thompson static uint8_t 96202ac6454SAndrew Thompson ural_plcp_signal(int rate) 96302ac6454SAndrew Thompson { 96402ac6454SAndrew Thompson switch (rate) { 96502ac6454SAndrew Thompson /* OFDM rates (cf IEEE Std 802.11a-1999, pp. 14 Table 80) */ 96602ac6454SAndrew Thompson case 12: return 0xb; 96702ac6454SAndrew Thompson case 18: return 0xf; 96802ac6454SAndrew Thompson case 24: return 0xa; 96902ac6454SAndrew Thompson case 36: return 0xe; 97002ac6454SAndrew Thompson case 48: return 0x9; 97102ac6454SAndrew Thompson case 72: return 0xd; 97202ac6454SAndrew Thompson case 96: return 0x8; 97302ac6454SAndrew Thompson case 108: return 0xc; 97402ac6454SAndrew Thompson 97502ac6454SAndrew Thompson /* CCK rates (NB: not IEEE std, device-specific) */ 97602ac6454SAndrew Thompson case 2: return 0x0; 97702ac6454SAndrew Thompson case 4: return 0x1; 97802ac6454SAndrew Thompson case 11: return 0x2; 97902ac6454SAndrew Thompson case 22: return 0x3; 98002ac6454SAndrew Thompson } 98102ac6454SAndrew Thompson return 0xff; /* XXX unsupported/unknown rate */ 98202ac6454SAndrew Thompson } 98302ac6454SAndrew Thompson 98402ac6454SAndrew Thompson static void 98502ac6454SAndrew Thompson ural_setup_tx_desc(struct ural_softc *sc, struct ural_tx_desc *desc, 98602ac6454SAndrew Thompson uint32_t flags, int len, int rate) 98702ac6454SAndrew Thompson { 9887a79cebfSGleb Smirnoff struct ieee80211com *ic = &sc->sc_ic; 98902ac6454SAndrew Thompson uint16_t plcp_length; 99002ac6454SAndrew Thompson int remainder; 99102ac6454SAndrew Thompson 99202ac6454SAndrew Thompson desc->flags = htole32(flags); 99302ac6454SAndrew Thompson desc->flags |= htole32(RAL_TX_NEWSEQ); 99402ac6454SAndrew Thompson desc->flags |= htole32(len << 16); 99502ac6454SAndrew Thompson 99602ac6454SAndrew Thompson desc->wme = htole16(RAL_AIFSN(2) | RAL_LOGCWMIN(3) | RAL_LOGCWMAX(5)); 99702ac6454SAndrew Thompson desc->wme |= htole16(RAL_IVOFFSET(sizeof (struct ieee80211_frame))); 99802ac6454SAndrew Thompson 99902ac6454SAndrew Thompson /* setup PLCP fields */ 100002ac6454SAndrew Thompson desc->plcp_signal = ural_plcp_signal(rate); 100102ac6454SAndrew Thompson desc->plcp_service = 4; 100202ac6454SAndrew Thompson 100302ac6454SAndrew Thompson len += IEEE80211_CRC_LEN; 100426d39e2cSSam Leffler if (ieee80211_rate2phytype(ic->ic_rt, rate) == IEEE80211_T_OFDM) { 100502ac6454SAndrew Thompson desc->flags |= htole32(RAL_TX_OFDM); 100602ac6454SAndrew Thompson 100702ac6454SAndrew Thompson plcp_length = len & 0xfff; 100802ac6454SAndrew Thompson desc->plcp_length_hi = plcp_length >> 6; 100902ac6454SAndrew Thompson desc->plcp_length_lo = plcp_length & 0x3f; 101002ac6454SAndrew Thompson } else { 1011b8e3094cSHans Petter Selasky if (rate == 0) 1012b8e3094cSHans Petter Selasky rate = 2; /* avoid division by zero */ 1013057b4402SPedro F. Giffuni plcp_length = howmany(16 * len, rate); 101402ac6454SAndrew Thompson if (rate == 22) { 101502ac6454SAndrew Thompson remainder = (16 * len) % 22; 101602ac6454SAndrew Thompson if (remainder != 0 && remainder < 7) 101702ac6454SAndrew Thompson desc->plcp_service |= RAL_PLCP_LENGEXT; 101802ac6454SAndrew Thompson } 101902ac6454SAndrew Thompson desc->plcp_length_hi = plcp_length >> 8; 102002ac6454SAndrew Thompson desc->plcp_length_lo = plcp_length & 0xff; 102102ac6454SAndrew Thompson 102202ac6454SAndrew Thompson if (rate != 2 && (ic->ic_flags & IEEE80211_F_SHPREAMBLE)) 102302ac6454SAndrew Thompson desc->plcp_signal |= 0x08; 102402ac6454SAndrew Thompson } 102502ac6454SAndrew Thompson 102602ac6454SAndrew Thompson desc->iv = 0; 102702ac6454SAndrew Thompson desc->eiv = 0; 102802ac6454SAndrew Thompson } 102902ac6454SAndrew Thompson 103002ac6454SAndrew Thompson #define RAL_TX_TIMEOUT 5000 103102ac6454SAndrew Thompson 103202ac6454SAndrew Thompson static int 103302ac6454SAndrew Thompson ural_tx_bcn(struct ural_softc *sc, struct mbuf *m0, struct ieee80211_node *ni) 103402ac6454SAndrew Thompson { 103502ac6454SAndrew Thompson struct ieee80211vap *vap = ni->ni_vap; 103602ac6454SAndrew Thompson struct ieee80211com *ic = ni->ni_ic; 103702ac6454SAndrew Thompson const struct ieee80211_txparam *tp; 103802ac6454SAndrew Thompson struct ural_tx_data *data; 103902ac6454SAndrew Thompson 104002ac6454SAndrew Thompson if (sc->tx_nfree == 0) { 104102ac6454SAndrew Thompson m_freem(m0); 104202ac6454SAndrew Thompson ieee80211_free_node(ni); 1043bb571462SHans Petter Selasky return (EIO); 1044bb571462SHans Petter Selasky } 1045bb571462SHans Petter Selasky if (ic->ic_bsschan == IEEE80211_CHAN_ANYC) { 1046bb571462SHans Petter Selasky m_freem(m0); 1047bb571462SHans Petter Selasky ieee80211_free_node(ni); 1048bb571462SHans Petter Selasky return (ENXIO); 104902ac6454SAndrew Thompson } 105002ac6454SAndrew Thompson data = STAILQ_FIRST(&sc->tx_free); 105102ac6454SAndrew Thompson STAILQ_REMOVE_HEAD(&sc->tx_free, next); 105202ac6454SAndrew Thompson sc->tx_nfree--; 105302ac6454SAndrew Thompson tp = &vap->iv_txparms[ieee80211_chan2mode(ic->ic_bsschan)]; 105402ac6454SAndrew Thompson 105502ac6454SAndrew Thompson data->m = m0; 105602ac6454SAndrew Thompson data->ni = ni; 105702ac6454SAndrew Thompson data->rate = tp->mgmtrate; 105802ac6454SAndrew Thompson 105902ac6454SAndrew Thompson ural_setup_tx_desc(sc, &data->desc, 106002ac6454SAndrew Thompson RAL_TX_IFS_NEWBACKOFF | RAL_TX_TIMESTAMP, m0->m_pkthdr.len, 106102ac6454SAndrew Thompson tp->mgmtrate); 106202ac6454SAndrew Thompson 106302ac6454SAndrew Thompson DPRINTFN(10, "sending beacon frame len=%u rate=%u\n", 106402ac6454SAndrew Thompson m0->m_pkthdr.len, tp->mgmtrate); 106502ac6454SAndrew Thompson 106602ac6454SAndrew Thompson STAILQ_INSERT_TAIL(&sc->tx_q, data, next); 1067a593f6b8SAndrew Thompson usbd_transfer_start(sc->sc_xfer[URAL_BULK_WR]); 106802ac6454SAndrew Thompson 106902ac6454SAndrew Thompson return (0); 107002ac6454SAndrew Thompson } 107102ac6454SAndrew Thompson 107202ac6454SAndrew Thompson static int 107302ac6454SAndrew Thompson ural_tx_mgt(struct ural_softc *sc, struct mbuf *m0, struct ieee80211_node *ni) 107402ac6454SAndrew Thompson { 1075f6313575SAndriy Voskoboinyk const struct ieee80211_txparam *tp = ni->ni_txparms; 107602ac6454SAndrew Thompson struct ieee80211com *ic = ni->ni_ic; 107702ac6454SAndrew Thompson struct ural_tx_data *data; 107802ac6454SAndrew Thompson struct ieee80211_frame *wh; 107902ac6454SAndrew Thompson struct ieee80211_key *k; 108002ac6454SAndrew Thompson uint32_t flags; 108102ac6454SAndrew Thompson uint16_t dur; 108202ac6454SAndrew Thompson 108302ac6454SAndrew Thompson RAL_LOCK_ASSERT(sc, MA_OWNED); 108402ac6454SAndrew Thompson 108502ac6454SAndrew Thompson data = STAILQ_FIRST(&sc->tx_free); 108602ac6454SAndrew Thompson STAILQ_REMOVE_HEAD(&sc->tx_free, next); 108702ac6454SAndrew Thompson sc->tx_nfree--; 108802ac6454SAndrew Thompson 108902ac6454SAndrew Thompson wh = mtod(m0, struct ieee80211_frame *); 10905945b5f5SKevin Lo if (wh->i_fc[1] & IEEE80211_FC1_PROTECTED) { 109102ac6454SAndrew Thompson k = ieee80211_crypto_encap(ni, m0); 109202ac6454SAndrew Thompson if (k == NULL) { 109302ac6454SAndrew Thompson m_freem(m0); 109402ac6454SAndrew Thompson return ENOBUFS; 109502ac6454SAndrew Thompson } 109602ac6454SAndrew Thompson wh = mtod(m0, struct ieee80211_frame *); 109702ac6454SAndrew Thompson } 109802ac6454SAndrew Thompson 109902ac6454SAndrew Thompson data->m = m0; 110002ac6454SAndrew Thompson data->ni = ni; 110102ac6454SAndrew Thompson data->rate = tp->mgmtrate; 110202ac6454SAndrew Thompson 110302ac6454SAndrew Thompson flags = 0; 110402ac6454SAndrew Thompson if (!IEEE80211_IS_MULTICAST(wh->i_addr1)) { 110502ac6454SAndrew Thompson flags |= RAL_TX_ACK; 110602ac6454SAndrew Thompson 110726d39e2cSSam Leffler dur = ieee80211_ack_duration(ic->ic_rt, tp->mgmtrate, 110802ac6454SAndrew Thompson ic->ic_flags & IEEE80211_F_SHPREAMBLE); 11098cfe5440SHans Petter Selasky USETW(wh->i_dur, dur); 111002ac6454SAndrew Thompson 111102ac6454SAndrew Thompson /* tell hardware to add timestamp for probe responses */ 111202ac6454SAndrew Thompson if ((wh->i_fc[0] & IEEE80211_FC0_TYPE_MASK) == 111302ac6454SAndrew Thompson IEEE80211_FC0_TYPE_MGT && 111402ac6454SAndrew Thompson (wh->i_fc[0] & IEEE80211_FC0_SUBTYPE_MASK) == 111502ac6454SAndrew Thompson IEEE80211_FC0_SUBTYPE_PROBE_RESP) 111602ac6454SAndrew Thompson flags |= RAL_TX_TIMESTAMP; 111702ac6454SAndrew Thompson } 111802ac6454SAndrew Thompson 111902ac6454SAndrew Thompson ural_setup_tx_desc(sc, &data->desc, flags, m0->m_pkthdr.len, tp->mgmtrate); 112002ac6454SAndrew Thompson 112102ac6454SAndrew Thompson DPRINTFN(10, "sending mgt frame len=%u rate=%u\n", 112202ac6454SAndrew Thompson m0->m_pkthdr.len, tp->mgmtrate); 112302ac6454SAndrew Thompson 112402ac6454SAndrew Thompson STAILQ_INSERT_TAIL(&sc->tx_q, data, next); 1125a593f6b8SAndrew Thompson usbd_transfer_start(sc->sc_xfer[URAL_BULK_WR]); 112602ac6454SAndrew Thompson 112702ac6454SAndrew Thompson return 0; 112802ac6454SAndrew Thompson } 112902ac6454SAndrew Thompson 113002ac6454SAndrew Thompson static int 113102ac6454SAndrew Thompson ural_sendprot(struct ural_softc *sc, 113202ac6454SAndrew Thompson const struct mbuf *m, struct ieee80211_node *ni, int prot, int rate) 113302ac6454SAndrew Thompson { 113402ac6454SAndrew Thompson struct ieee80211com *ic = ni->ni_ic; 113502ac6454SAndrew Thompson struct ural_tx_data *data; 113602ac6454SAndrew Thompson struct mbuf *mprot; 1137d1b67106SAndriy Voskoboinyk int protrate, flags; 113802ac6454SAndrew Thompson 1139d1b67106SAndriy Voskoboinyk mprot = ieee80211_alloc_prot(ni, m, rate, prot); 114002ac6454SAndrew Thompson if (mprot == NULL) { 1141d1b67106SAndriy Voskoboinyk if_inc_counter(ni->ni_vap->iv_ifp, IFCOUNTER_OERRORS, 1); 1142d1b67106SAndriy Voskoboinyk device_printf(sc->sc_dev, 1143d1b67106SAndriy Voskoboinyk "could not allocate mbuf for protection mode %d\n", prot); 114402ac6454SAndrew Thompson return ENOBUFS; 114502ac6454SAndrew Thompson } 1146d1b67106SAndriy Voskoboinyk 1147d1b67106SAndriy Voskoboinyk protrate = ieee80211_ctl_rate(ic->ic_rt, rate); 1148d1b67106SAndriy Voskoboinyk flags = RAL_TX_RETRY(7); 1149d1b67106SAndriy Voskoboinyk if (prot == IEEE80211_PROT_RTSCTS) 1150d1b67106SAndriy Voskoboinyk flags |= RAL_TX_ACK; 1151d1b67106SAndriy Voskoboinyk 115202ac6454SAndrew Thompson data = STAILQ_FIRST(&sc->tx_free); 115302ac6454SAndrew Thompson STAILQ_REMOVE_HEAD(&sc->tx_free, next); 115402ac6454SAndrew Thompson sc->tx_nfree--; 115502ac6454SAndrew Thompson 115602ac6454SAndrew Thompson data->m = mprot; 115702ac6454SAndrew Thompson data->ni = ieee80211_ref_node(ni); 115802ac6454SAndrew Thompson data->rate = protrate; 115902ac6454SAndrew Thompson ural_setup_tx_desc(sc, &data->desc, flags, mprot->m_pkthdr.len, protrate); 116002ac6454SAndrew Thompson 116102ac6454SAndrew Thompson STAILQ_INSERT_TAIL(&sc->tx_q, data, next); 1162a593f6b8SAndrew Thompson usbd_transfer_start(sc->sc_xfer[URAL_BULK_WR]); 116302ac6454SAndrew Thompson 116402ac6454SAndrew Thompson return 0; 116502ac6454SAndrew Thompson } 116602ac6454SAndrew Thompson 116702ac6454SAndrew Thompson static int 116802ac6454SAndrew Thompson ural_tx_raw(struct ural_softc *sc, struct mbuf *m0, struct ieee80211_node *ni, 116902ac6454SAndrew Thompson const struct ieee80211_bpf_params *params) 117002ac6454SAndrew Thompson { 1171515db61dSSam Leffler struct ieee80211com *ic = ni->ni_ic; 117202ac6454SAndrew Thompson struct ural_tx_data *data; 117302ac6454SAndrew Thompson uint32_t flags; 117402ac6454SAndrew Thompson int error; 117502ac6454SAndrew Thompson int rate; 117602ac6454SAndrew Thompson 117702ac6454SAndrew Thompson RAL_LOCK_ASSERT(sc, MA_OWNED); 117802ac6454SAndrew Thompson KASSERT(params != NULL, ("no raw xmit params")); 117902ac6454SAndrew Thompson 1180515db61dSSam Leffler rate = params->ibp_rate0; 1181515db61dSSam Leffler if (!ieee80211_isratevalid(ic->ic_rt, rate)) { 118202ac6454SAndrew Thompson m_freem(m0); 118302ac6454SAndrew Thompson return EINVAL; 118402ac6454SAndrew Thompson } 118502ac6454SAndrew Thompson flags = 0; 118602ac6454SAndrew Thompson if ((params->ibp_flags & IEEE80211_BPF_NOACK) == 0) 118702ac6454SAndrew Thompson flags |= RAL_TX_ACK; 118802ac6454SAndrew Thompson if (params->ibp_flags & (IEEE80211_BPF_RTS|IEEE80211_BPF_CTS)) { 118902ac6454SAndrew Thompson error = ural_sendprot(sc, m0, ni, 119002ac6454SAndrew Thompson params->ibp_flags & IEEE80211_BPF_RTS ? 119102ac6454SAndrew Thompson IEEE80211_PROT_RTSCTS : IEEE80211_PROT_CTSONLY, 119202ac6454SAndrew Thompson rate); 119396ca458fSAndrew Thompson if (error || sc->tx_nfree == 0) { 119402ac6454SAndrew Thompson m_freem(m0); 119596ca458fSAndrew Thompson return ENOBUFS; 119602ac6454SAndrew Thompson } 119702ac6454SAndrew Thompson flags |= RAL_TX_IFS_SIFS; 119802ac6454SAndrew Thompson } 119902ac6454SAndrew Thompson 120096ca458fSAndrew Thompson data = STAILQ_FIRST(&sc->tx_free); 120196ca458fSAndrew Thompson STAILQ_REMOVE_HEAD(&sc->tx_free, next); 120296ca458fSAndrew Thompson sc->tx_nfree--; 120396ca458fSAndrew Thompson 120402ac6454SAndrew Thompson data->m = m0; 120502ac6454SAndrew Thompson data->ni = ni; 120602ac6454SAndrew Thompson data->rate = rate; 120702ac6454SAndrew Thompson 120802ac6454SAndrew Thompson /* XXX need to setup descriptor ourself */ 120902ac6454SAndrew Thompson ural_setup_tx_desc(sc, &data->desc, flags, m0->m_pkthdr.len, rate); 121002ac6454SAndrew Thompson 121102ac6454SAndrew Thompson DPRINTFN(10, "sending raw frame len=%u rate=%u\n", 121202ac6454SAndrew Thompson m0->m_pkthdr.len, rate); 121302ac6454SAndrew Thompson 121402ac6454SAndrew Thompson STAILQ_INSERT_TAIL(&sc->tx_q, data, next); 1215a593f6b8SAndrew Thompson usbd_transfer_start(sc->sc_xfer[URAL_BULK_WR]); 121602ac6454SAndrew Thompson 121702ac6454SAndrew Thompson return 0; 121802ac6454SAndrew Thompson } 121902ac6454SAndrew Thompson 122002ac6454SAndrew Thompson static int 122102ac6454SAndrew Thompson ural_tx_data(struct ural_softc *sc, struct mbuf *m0, struct ieee80211_node *ni) 122202ac6454SAndrew Thompson { 122302ac6454SAndrew Thompson struct ieee80211vap *vap = ni->ni_vap; 122402ac6454SAndrew Thompson struct ieee80211com *ic = ni->ni_ic; 122502ac6454SAndrew Thompson struct ural_tx_data *data; 122602ac6454SAndrew Thompson struct ieee80211_frame *wh; 1227f6313575SAndriy Voskoboinyk const struct ieee80211_txparam *tp = ni->ni_txparms; 122802ac6454SAndrew Thompson struct ieee80211_key *k; 122902ac6454SAndrew Thompson uint32_t flags = 0; 123002ac6454SAndrew Thompson uint16_t dur; 123102ac6454SAndrew Thompson int error, rate; 123202ac6454SAndrew Thompson 123302ac6454SAndrew Thompson RAL_LOCK_ASSERT(sc, MA_OWNED); 123402ac6454SAndrew Thompson 123502ac6454SAndrew Thompson wh = mtod(m0, struct ieee80211_frame *); 123602ac6454SAndrew Thompson 1237f6313575SAndriy Voskoboinyk if (m0->m_flags & M_EAPOL) 1238f6313575SAndriy Voskoboinyk rate = tp->mgmtrate; 1239f6313575SAndriy Voskoboinyk else if (IEEE80211_IS_MULTICAST(wh->i_addr1)) 124002ac6454SAndrew Thompson rate = tp->mcastrate; 124102ac6454SAndrew Thompson else if (tp->ucastrate != IEEE80211_FIXED_RATE_NONE) 124202ac6454SAndrew Thompson rate = tp->ucastrate; 1243f6930becSAndriy Voskoboinyk else { 1244f6930becSAndriy Voskoboinyk (void) ieee80211_ratectl_rate(ni, NULL, 0); 124502ac6454SAndrew Thompson rate = ni->ni_txrate; 1246f6930becSAndriy Voskoboinyk } 124702ac6454SAndrew Thompson 12485945b5f5SKevin Lo if (wh->i_fc[1] & IEEE80211_FC1_PROTECTED) { 124902ac6454SAndrew Thompson k = ieee80211_crypto_encap(ni, m0); 125002ac6454SAndrew Thompson if (k == NULL) { 125102ac6454SAndrew Thompson m_freem(m0); 125202ac6454SAndrew Thompson return ENOBUFS; 125302ac6454SAndrew Thompson } 125402ac6454SAndrew Thompson /* packet header may have moved, reset our local pointer */ 125502ac6454SAndrew Thompson wh = mtod(m0, struct ieee80211_frame *); 125602ac6454SAndrew Thompson } 125702ac6454SAndrew Thompson 125802ac6454SAndrew Thompson if (!IEEE80211_IS_MULTICAST(wh->i_addr1)) { 125902ac6454SAndrew Thompson int prot = IEEE80211_PROT_NONE; 126002ac6454SAndrew Thompson if (m0->m_pkthdr.len + IEEE80211_CRC_LEN > vap->iv_rtsthreshold) 126102ac6454SAndrew Thompson prot = IEEE80211_PROT_RTSCTS; 126202ac6454SAndrew Thompson else if ((ic->ic_flags & IEEE80211_F_USEPROT) && 126326d39e2cSSam Leffler ieee80211_rate2phytype(ic->ic_rt, rate) == IEEE80211_T_OFDM) 126402ac6454SAndrew Thompson prot = ic->ic_protmode; 126502ac6454SAndrew Thompson if (prot != IEEE80211_PROT_NONE) { 126602ac6454SAndrew Thompson error = ural_sendprot(sc, m0, ni, prot, rate); 126796ca458fSAndrew Thompson if (error || sc->tx_nfree == 0) { 126802ac6454SAndrew Thompson m_freem(m0); 126996ca458fSAndrew Thompson return ENOBUFS; 127002ac6454SAndrew Thompson } 127102ac6454SAndrew Thompson flags |= RAL_TX_IFS_SIFS; 127202ac6454SAndrew Thompson } 127302ac6454SAndrew Thompson } 127402ac6454SAndrew Thompson 127502ac6454SAndrew Thompson data = STAILQ_FIRST(&sc->tx_free); 127602ac6454SAndrew Thompson STAILQ_REMOVE_HEAD(&sc->tx_free, next); 127702ac6454SAndrew Thompson sc->tx_nfree--; 127802ac6454SAndrew Thompson 127902ac6454SAndrew Thompson data->m = m0; 128002ac6454SAndrew Thompson data->ni = ni; 128102ac6454SAndrew Thompson data->rate = rate; 128202ac6454SAndrew Thompson 128302ac6454SAndrew Thompson if (!IEEE80211_IS_MULTICAST(wh->i_addr1)) { 128402ac6454SAndrew Thompson flags |= RAL_TX_ACK; 128502ac6454SAndrew Thompson flags |= RAL_TX_RETRY(7); 128602ac6454SAndrew Thompson 128726d39e2cSSam Leffler dur = ieee80211_ack_duration(ic->ic_rt, rate, 128802ac6454SAndrew Thompson ic->ic_flags & IEEE80211_F_SHPREAMBLE); 12898cfe5440SHans Petter Selasky USETW(wh->i_dur, dur); 129002ac6454SAndrew Thompson } 129102ac6454SAndrew Thompson 129202ac6454SAndrew Thompson ural_setup_tx_desc(sc, &data->desc, flags, m0->m_pkthdr.len, rate); 129302ac6454SAndrew Thompson 129402ac6454SAndrew Thompson DPRINTFN(10, "sending data frame len=%u rate=%u\n", 129502ac6454SAndrew Thompson m0->m_pkthdr.len, rate); 129602ac6454SAndrew Thompson 129702ac6454SAndrew Thompson STAILQ_INSERT_TAIL(&sc->tx_q, data, next); 1298a593f6b8SAndrew Thompson usbd_transfer_start(sc->sc_xfer[URAL_BULK_WR]); 129902ac6454SAndrew Thompson 130002ac6454SAndrew Thompson return 0; 130102ac6454SAndrew Thompson } 130202ac6454SAndrew Thompson 13037a79cebfSGleb Smirnoff static int 13047a79cebfSGleb Smirnoff ural_transmit(struct ieee80211com *ic, struct mbuf *m) 130579d2c5e8SGleb Smirnoff { 13067a79cebfSGleb Smirnoff struct ural_softc *sc = ic->ic_softc; 13077a79cebfSGleb Smirnoff int error; 13087a79cebfSGleb Smirnoff 13097a79cebfSGleb Smirnoff RAL_LOCK(sc); 13107a79cebfSGleb Smirnoff if (!sc->sc_running) { 13117a79cebfSGleb Smirnoff RAL_UNLOCK(sc); 13127a79cebfSGleb Smirnoff return (ENXIO); 13137a79cebfSGleb Smirnoff } 13147a79cebfSGleb Smirnoff error = mbufq_enqueue(&sc->sc_snd, m); 13157a79cebfSGleb Smirnoff if (error) { 13167a79cebfSGleb Smirnoff RAL_UNLOCK(sc); 13177a79cebfSGleb Smirnoff return (error); 13187a79cebfSGleb Smirnoff } 13197a79cebfSGleb Smirnoff ural_start(sc); 13207a79cebfSGleb Smirnoff RAL_UNLOCK(sc); 13217a79cebfSGleb Smirnoff 13227a79cebfSGleb Smirnoff return (0); 13237a79cebfSGleb Smirnoff } 13247a79cebfSGleb Smirnoff 13257a79cebfSGleb Smirnoff static void 13267a79cebfSGleb Smirnoff ural_start(struct ural_softc *sc) 13277a79cebfSGleb Smirnoff { 132802ac6454SAndrew Thompson struct ieee80211_node *ni; 132902ac6454SAndrew Thompson struct mbuf *m; 133002ac6454SAndrew Thompson 13317a79cebfSGleb Smirnoff RAL_LOCK_ASSERT(sc, MA_OWNED); 13327a79cebfSGleb Smirnoff 13337a79cebfSGleb Smirnoff if (sc->sc_running == 0) 133402ac6454SAndrew Thompson return; 13357a79cebfSGleb Smirnoff 13367a79cebfSGleb Smirnoff while (sc->tx_nfree >= RAL_TX_MINFREE && 13377a79cebfSGleb Smirnoff (m = mbufq_dequeue(&sc->sc_snd)) != NULL) { 133802ac6454SAndrew Thompson ni = (struct ieee80211_node *) m->m_pkthdr.rcvif; 133902ac6454SAndrew Thompson if (ural_tx_data(sc, m, ni) != 0) { 13407a79cebfSGleb Smirnoff if_inc_counter(ni->ni_vap->iv_ifp, 13417a79cebfSGleb Smirnoff IFCOUNTER_OERRORS, 1); 134202ac6454SAndrew Thompson ieee80211_free_node(ni); 134302ac6454SAndrew Thompson break; 134402ac6454SAndrew Thompson } 134502ac6454SAndrew Thompson } 134602ac6454SAndrew Thompson } 134702ac6454SAndrew Thompson 13487a79cebfSGleb Smirnoff static void 13497a79cebfSGleb Smirnoff ural_parent(struct ieee80211com *ic) 135002ac6454SAndrew Thompson { 13517a79cebfSGleb Smirnoff struct ural_softc *sc = ic->ic_softc; 1352645e4d17SHans Petter Selasky int startall = 0; 1353645e4d17SHans Petter Selasky 1354645e4d17SHans Petter Selasky RAL_LOCK(sc); 13557a79cebfSGleb Smirnoff if (sc->sc_detached) { 1356645e4d17SHans Petter Selasky RAL_UNLOCK(sc); 13577a79cebfSGleb Smirnoff return; 13587a79cebfSGleb Smirnoff } 13597a79cebfSGleb Smirnoff if (ic->ic_nrunning > 0) { 13607a79cebfSGleb Smirnoff if (sc->sc_running == 0) { 13617a79cebfSGleb Smirnoff ural_init(sc); 136202ac6454SAndrew Thompson startall = 1; 136302ac6454SAndrew Thompson } else 13645efea30fSAndrew Thompson ural_setpromisc(sc); 13657a79cebfSGleb Smirnoff } else if (sc->sc_running) 13665efea30fSAndrew Thompson ural_stop(sc); 136702ac6454SAndrew Thompson RAL_UNLOCK(sc); 136802ac6454SAndrew Thompson if (startall) 136902ac6454SAndrew Thompson ieee80211_start_all(ic); 137002ac6454SAndrew Thompson } 137102ac6454SAndrew Thompson 137202ac6454SAndrew Thompson static void 137302ac6454SAndrew Thompson ural_set_testmode(struct ural_softc *sc) 137402ac6454SAndrew Thompson { 1375760bc48eSAndrew Thompson struct usb_device_request req; 1376e0a69b51SAndrew Thompson usb_error_t error; 137702ac6454SAndrew Thompson 137802ac6454SAndrew Thompson req.bmRequestType = UT_WRITE_VENDOR_DEVICE; 137902ac6454SAndrew Thompson req.bRequest = RAL_VENDOR_REQUEST; 138002ac6454SAndrew Thompson USETW(req.wValue, 4); 138102ac6454SAndrew Thompson USETW(req.wIndex, 1); 138202ac6454SAndrew Thompson USETW(req.wLength, 0); 138302ac6454SAndrew Thompson 138402ac6454SAndrew Thompson error = ural_do_request(sc, &req, NULL); 138502ac6454SAndrew Thompson if (error != 0) { 138602ac6454SAndrew Thompson device_printf(sc->sc_dev, "could not set test mode: %s\n", 1387a593f6b8SAndrew Thompson usbd_errstr(error)); 138802ac6454SAndrew Thompson } 138902ac6454SAndrew Thompson } 139002ac6454SAndrew Thompson 139102ac6454SAndrew Thompson static void 139202ac6454SAndrew Thompson ural_eeprom_read(struct ural_softc *sc, uint16_t addr, void *buf, int len) 139302ac6454SAndrew Thompson { 1394760bc48eSAndrew Thompson struct usb_device_request req; 1395e0a69b51SAndrew Thompson usb_error_t error; 139602ac6454SAndrew Thompson 139702ac6454SAndrew Thompson req.bmRequestType = UT_READ_VENDOR_DEVICE; 139802ac6454SAndrew Thompson req.bRequest = RAL_READ_EEPROM; 139902ac6454SAndrew Thompson USETW(req.wValue, 0); 140002ac6454SAndrew Thompson USETW(req.wIndex, addr); 140102ac6454SAndrew Thompson USETW(req.wLength, len); 140202ac6454SAndrew Thompson 140302ac6454SAndrew Thompson error = ural_do_request(sc, &req, buf); 140402ac6454SAndrew Thompson if (error != 0) { 140502ac6454SAndrew Thompson device_printf(sc->sc_dev, "could not read EEPROM: %s\n", 1406a593f6b8SAndrew Thompson usbd_errstr(error)); 140702ac6454SAndrew Thompson } 140802ac6454SAndrew Thompson } 140902ac6454SAndrew Thompson 141002ac6454SAndrew Thompson static uint16_t 141102ac6454SAndrew Thompson ural_read(struct ural_softc *sc, uint16_t reg) 141202ac6454SAndrew Thompson { 1413760bc48eSAndrew Thompson struct usb_device_request req; 1414e0a69b51SAndrew Thompson usb_error_t error; 141502ac6454SAndrew Thompson uint16_t val; 141602ac6454SAndrew Thompson 141702ac6454SAndrew Thompson req.bmRequestType = UT_READ_VENDOR_DEVICE; 141802ac6454SAndrew Thompson req.bRequest = RAL_READ_MAC; 141902ac6454SAndrew Thompson USETW(req.wValue, 0); 142002ac6454SAndrew Thompson USETW(req.wIndex, reg); 142102ac6454SAndrew Thompson USETW(req.wLength, sizeof (uint16_t)); 142202ac6454SAndrew Thompson 142302ac6454SAndrew Thompson error = ural_do_request(sc, &req, &val); 142402ac6454SAndrew Thompson if (error != 0) { 142502ac6454SAndrew Thompson device_printf(sc->sc_dev, "could not read MAC register: %s\n", 1426a593f6b8SAndrew Thompson usbd_errstr(error)); 142702ac6454SAndrew Thompson return 0; 142802ac6454SAndrew Thompson } 142902ac6454SAndrew Thompson 143002ac6454SAndrew Thompson return le16toh(val); 143102ac6454SAndrew Thompson } 143202ac6454SAndrew Thompson 143302ac6454SAndrew Thompson static void 143402ac6454SAndrew Thompson ural_read_multi(struct ural_softc *sc, uint16_t reg, void *buf, int len) 143502ac6454SAndrew Thompson { 1436760bc48eSAndrew Thompson struct usb_device_request req; 1437e0a69b51SAndrew Thompson usb_error_t error; 143802ac6454SAndrew Thompson 143902ac6454SAndrew Thompson req.bmRequestType = UT_READ_VENDOR_DEVICE; 144002ac6454SAndrew Thompson req.bRequest = RAL_READ_MULTI_MAC; 144102ac6454SAndrew Thompson USETW(req.wValue, 0); 144202ac6454SAndrew Thompson USETW(req.wIndex, reg); 144302ac6454SAndrew Thompson USETW(req.wLength, len); 144402ac6454SAndrew Thompson 144502ac6454SAndrew Thompson error = ural_do_request(sc, &req, buf); 144602ac6454SAndrew Thompson if (error != 0) { 144702ac6454SAndrew Thompson device_printf(sc->sc_dev, "could not read MAC register: %s\n", 1448a593f6b8SAndrew Thompson usbd_errstr(error)); 144902ac6454SAndrew Thompson } 145002ac6454SAndrew Thompson } 145102ac6454SAndrew Thompson 145202ac6454SAndrew Thompson static void 145302ac6454SAndrew Thompson ural_write(struct ural_softc *sc, uint16_t reg, uint16_t val) 145402ac6454SAndrew Thompson { 1455760bc48eSAndrew Thompson struct usb_device_request req; 1456e0a69b51SAndrew Thompson usb_error_t error; 145702ac6454SAndrew Thompson 145802ac6454SAndrew Thompson req.bmRequestType = UT_WRITE_VENDOR_DEVICE; 145902ac6454SAndrew Thompson req.bRequest = RAL_WRITE_MAC; 146002ac6454SAndrew Thompson USETW(req.wValue, val); 146102ac6454SAndrew Thompson USETW(req.wIndex, reg); 146202ac6454SAndrew Thompson USETW(req.wLength, 0); 146302ac6454SAndrew Thompson 146402ac6454SAndrew Thompson error = ural_do_request(sc, &req, NULL); 146502ac6454SAndrew Thompson if (error != 0) { 146602ac6454SAndrew Thompson device_printf(sc->sc_dev, "could not write MAC register: %s\n", 1467a593f6b8SAndrew Thompson usbd_errstr(error)); 146802ac6454SAndrew Thompson } 146902ac6454SAndrew Thompson } 147002ac6454SAndrew Thompson 147102ac6454SAndrew Thompson static void 147202ac6454SAndrew Thompson ural_write_multi(struct ural_softc *sc, uint16_t reg, void *buf, int len) 147302ac6454SAndrew Thompson { 1474760bc48eSAndrew Thompson struct usb_device_request req; 1475e0a69b51SAndrew Thompson usb_error_t error; 147602ac6454SAndrew Thompson 147702ac6454SAndrew Thompson req.bmRequestType = UT_WRITE_VENDOR_DEVICE; 147802ac6454SAndrew Thompson req.bRequest = RAL_WRITE_MULTI_MAC; 147902ac6454SAndrew Thompson USETW(req.wValue, 0); 148002ac6454SAndrew Thompson USETW(req.wIndex, reg); 148102ac6454SAndrew Thompson USETW(req.wLength, len); 148202ac6454SAndrew Thompson 148302ac6454SAndrew Thompson error = ural_do_request(sc, &req, buf); 148402ac6454SAndrew Thompson if (error != 0) { 148502ac6454SAndrew Thompson device_printf(sc->sc_dev, "could not write MAC register: %s\n", 1486a593f6b8SAndrew Thompson usbd_errstr(error)); 148702ac6454SAndrew Thompson } 148802ac6454SAndrew Thompson } 148902ac6454SAndrew Thompson 149002ac6454SAndrew Thompson static void 149102ac6454SAndrew Thompson ural_bbp_write(struct ural_softc *sc, uint8_t reg, uint8_t val) 149202ac6454SAndrew Thompson { 149302ac6454SAndrew Thompson uint16_t tmp; 149402ac6454SAndrew Thompson int ntries; 149502ac6454SAndrew Thompson 149602ac6454SAndrew Thompson for (ntries = 0; ntries < 100; ntries++) { 149702ac6454SAndrew Thompson if (!(ural_read(sc, RAL_PHY_CSR8) & RAL_BBP_BUSY)) 149802ac6454SAndrew Thompson break; 149902ac6454SAndrew Thompson if (ural_pause(sc, hz / 100)) 150002ac6454SAndrew Thompson break; 150102ac6454SAndrew Thompson } 150202ac6454SAndrew Thompson if (ntries == 100) { 150302ac6454SAndrew Thompson device_printf(sc->sc_dev, "could not write to BBP\n"); 150402ac6454SAndrew Thompson return; 150502ac6454SAndrew Thompson } 150602ac6454SAndrew Thompson 150702ac6454SAndrew Thompson tmp = reg << 8 | val; 150802ac6454SAndrew Thompson ural_write(sc, RAL_PHY_CSR7, tmp); 150902ac6454SAndrew Thompson } 151002ac6454SAndrew Thompson 151102ac6454SAndrew Thompson static uint8_t 151202ac6454SAndrew Thompson ural_bbp_read(struct ural_softc *sc, uint8_t reg) 151302ac6454SAndrew Thompson { 151402ac6454SAndrew Thompson uint16_t val; 151502ac6454SAndrew Thompson int ntries; 151602ac6454SAndrew Thompson 151702ac6454SAndrew Thompson val = RAL_BBP_WRITE | reg << 8; 151802ac6454SAndrew Thompson ural_write(sc, RAL_PHY_CSR7, val); 151902ac6454SAndrew Thompson 152002ac6454SAndrew Thompson for (ntries = 0; ntries < 100; ntries++) { 152102ac6454SAndrew Thompson if (!(ural_read(sc, RAL_PHY_CSR8) & RAL_BBP_BUSY)) 152202ac6454SAndrew Thompson break; 152302ac6454SAndrew Thompson if (ural_pause(sc, hz / 100)) 152402ac6454SAndrew Thompson break; 152502ac6454SAndrew Thompson } 152602ac6454SAndrew Thompson if (ntries == 100) { 152702ac6454SAndrew Thompson device_printf(sc->sc_dev, "could not read BBP\n"); 152802ac6454SAndrew Thompson return 0; 152902ac6454SAndrew Thompson } 153002ac6454SAndrew Thompson 153102ac6454SAndrew Thompson return ural_read(sc, RAL_PHY_CSR7) & 0xff; 153202ac6454SAndrew Thompson } 153302ac6454SAndrew Thompson 153402ac6454SAndrew Thompson static void 153502ac6454SAndrew Thompson ural_rf_write(struct ural_softc *sc, uint8_t reg, uint32_t val) 153602ac6454SAndrew Thompson { 153702ac6454SAndrew Thompson uint32_t tmp; 153802ac6454SAndrew Thompson int ntries; 153902ac6454SAndrew Thompson 154002ac6454SAndrew Thompson for (ntries = 0; ntries < 100; ntries++) { 154102ac6454SAndrew Thompson if (!(ural_read(sc, RAL_PHY_CSR10) & RAL_RF_LOBUSY)) 154202ac6454SAndrew Thompson break; 154302ac6454SAndrew Thompson if (ural_pause(sc, hz / 100)) 154402ac6454SAndrew Thompson break; 154502ac6454SAndrew Thompson } 154602ac6454SAndrew Thompson if (ntries == 100) { 154702ac6454SAndrew Thompson device_printf(sc->sc_dev, "could not write to RF\n"); 154802ac6454SAndrew Thompson return; 154902ac6454SAndrew Thompson } 155002ac6454SAndrew Thompson 155102ac6454SAndrew Thompson tmp = RAL_RF_BUSY | RAL_RF_20BIT | (val & 0xfffff) << 2 | (reg & 0x3); 155202ac6454SAndrew Thompson ural_write(sc, RAL_PHY_CSR9, tmp & 0xffff); 155302ac6454SAndrew Thompson ural_write(sc, RAL_PHY_CSR10, tmp >> 16); 155402ac6454SAndrew Thompson 155502ac6454SAndrew Thompson /* remember last written value in sc */ 155602ac6454SAndrew Thompson sc->rf_regs[reg] = val; 155702ac6454SAndrew Thompson 155802ac6454SAndrew Thompson DPRINTFN(15, "RF R[%u] <- 0x%05x\n", reg & 0x3, val & 0xfffff); 155902ac6454SAndrew Thompson } 156002ac6454SAndrew Thompson 156102ac6454SAndrew Thompson static void 156202ac6454SAndrew Thompson ural_scan_start(struct ieee80211com *ic) 156302ac6454SAndrew Thompson { 1564d3fdd08cSAdrian Chadd struct ural_softc *sc = ic->ic_softc; 156502ac6454SAndrew Thompson 156602ac6454SAndrew Thompson RAL_LOCK(sc); 15675efea30fSAndrew Thompson ural_write(sc, RAL_TXRX_CSR19, 0); 15687a79cebfSGleb Smirnoff ural_set_bssid(sc, ieee80211broadcastaddr); 156902ac6454SAndrew Thompson RAL_UNLOCK(sc); 157002ac6454SAndrew Thompson } 157102ac6454SAndrew Thompson 157202ac6454SAndrew Thompson static void 157302ac6454SAndrew Thompson ural_scan_end(struct ieee80211com *ic) 157402ac6454SAndrew Thompson { 1575d3fdd08cSAdrian Chadd struct ural_softc *sc = ic->ic_softc; 157602ac6454SAndrew Thompson 157702ac6454SAndrew Thompson RAL_LOCK(sc); 15785efea30fSAndrew Thompson ural_enable_tsf_sync(sc); 1579ae132f11SAndriy Voskoboinyk ural_set_bssid(sc, sc->sc_bssid); 158002ac6454SAndrew Thompson RAL_UNLOCK(sc); 158102ac6454SAndrew Thompson 158202ac6454SAndrew Thompson } 158302ac6454SAndrew Thompson 158402ac6454SAndrew Thompson static void 158583829b48SAndriy Voskoboinyk ural_getradiocaps(struct ieee80211com *ic, 158683829b48SAndriy Voskoboinyk int maxchans, int *nchans, struct ieee80211_channel chans[]) 158783829b48SAndriy Voskoboinyk { 158883829b48SAndriy Voskoboinyk struct ural_softc *sc = ic->ic_softc; 158983829b48SAndriy Voskoboinyk uint8_t bands[IEEE80211_MODE_BYTES]; 159083829b48SAndriy Voskoboinyk 159183829b48SAndriy Voskoboinyk memset(bands, 0, sizeof(bands)); 159283829b48SAndriy Voskoboinyk setbit(bands, IEEE80211_MODE_11B); 159383829b48SAndriy Voskoboinyk setbit(bands, IEEE80211_MODE_11G); 159483829b48SAndriy Voskoboinyk ieee80211_add_channel_list_2ghz(chans, maxchans, nchans, 159583829b48SAndriy Voskoboinyk ural_chan_2ghz, nitems(ural_chan_2ghz), bands, 0); 159683829b48SAndriy Voskoboinyk 159783829b48SAndriy Voskoboinyk if (sc->rf_rev == RAL_RF_5222) { 159883829b48SAndriy Voskoboinyk setbit(bands, IEEE80211_MODE_11A); 159983829b48SAndriy Voskoboinyk ieee80211_add_channel_list_5ghz(chans, maxchans, nchans, 160083829b48SAndriy Voskoboinyk ural_chan_5ghz, nitems(ural_chan_5ghz), bands, 0); 160183829b48SAndriy Voskoboinyk } 160283829b48SAndriy Voskoboinyk } 160383829b48SAndriy Voskoboinyk 160483829b48SAndriy Voskoboinyk static void 160502ac6454SAndrew Thompson ural_set_channel(struct ieee80211com *ic) 160602ac6454SAndrew Thompson { 1607d3fdd08cSAdrian Chadd struct ural_softc *sc = ic->ic_softc; 160802ac6454SAndrew Thompson 160902ac6454SAndrew Thompson RAL_LOCK(sc); 16105efea30fSAndrew Thompson ural_set_chan(sc, ic->ic_curchan); 161102ac6454SAndrew Thompson RAL_UNLOCK(sc); 161202ac6454SAndrew Thompson } 161302ac6454SAndrew Thompson 161402ac6454SAndrew Thompson static void 161502ac6454SAndrew Thompson ural_set_chan(struct ural_softc *sc, struct ieee80211_channel *c) 161602ac6454SAndrew Thompson { 16177a79cebfSGleb Smirnoff struct ieee80211com *ic = &sc->sc_ic; 161802ac6454SAndrew Thompson uint8_t power, tmp; 161902ac6454SAndrew Thompson int i, chan; 162002ac6454SAndrew Thompson 162102ac6454SAndrew Thompson chan = ieee80211_chan2ieee(ic, c); 162202ac6454SAndrew Thompson if (chan == 0 || chan == IEEE80211_CHAN_ANY) 162302ac6454SAndrew Thompson return; 162402ac6454SAndrew Thompson 162502ac6454SAndrew Thompson if (IEEE80211_IS_CHAN_2GHZ(c)) 162602ac6454SAndrew Thompson power = min(sc->txpow[chan - 1], 31); 162702ac6454SAndrew Thompson else 162802ac6454SAndrew Thompson power = 31; 162902ac6454SAndrew Thompson 163002ac6454SAndrew Thompson /* adjust txpower using ifconfig settings */ 163102ac6454SAndrew Thompson power -= (100 - ic->ic_txpowlimit) / 8; 163202ac6454SAndrew Thompson 163302ac6454SAndrew Thompson DPRINTFN(2, "setting channel to %u, txpower to %u\n", chan, power); 163402ac6454SAndrew Thompson 163502ac6454SAndrew Thompson switch (sc->rf_rev) { 163602ac6454SAndrew Thompson case RAL_RF_2522: 163702ac6454SAndrew Thompson ural_rf_write(sc, RAL_RF1, 0x00814); 163802ac6454SAndrew Thompson ural_rf_write(sc, RAL_RF2, ural_rf2522_r2[chan - 1]); 163902ac6454SAndrew Thompson ural_rf_write(sc, RAL_RF3, power << 7 | 0x00040); 164002ac6454SAndrew Thompson break; 164102ac6454SAndrew Thompson 164202ac6454SAndrew Thompson case RAL_RF_2523: 164302ac6454SAndrew Thompson ural_rf_write(sc, RAL_RF1, 0x08804); 164402ac6454SAndrew Thompson ural_rf_write(sc, RAL_RF2, ural_rf2523_r2[chan - 1]); 164502ac6454SAndrew Thompson ural_rf_write(sc, RAL_RF3, power << 7 | 0x38044); 164602ac6454SAndrew Thompson ural_rf_write(sc, RAL_RF4, (chan == 14) ? 0x00280 : 0x00286); 164702ac6454SAndrew Thompson break; 164802ac6454SAndrew Thompson 164902ac6454SAndrew Thompson case RAL_RF_2524: 165002ac6454SAndrew Thompson ural_rf_write(sc, RAL_RF1, 0x0c808); 165102ac6454SAndrew Thompson ural_rf_write(sc, RAL_RF2, ural_rf2524_r2[chan - 1]); 165202ac6454SAndrew Thompson ural_rf_write(sc, RAL_RF3, power << 7 | 0x00040); 165302ac6454SAndrew Thompson ural_rf_write(sc, RAL_RF4, (chan == 14) ? 0x00280 : 0x00286); 165402ac6454SAndrew Thompson break; 165502ac6454SAndrew Thompson 165602ac6454SAndrew Thompson case RAL_RF_2525: 165702ac6454SAndrew Thompson ural_rf_write(sc, RAL_RF1, 0x08808); 165802ac6454SAndrew Thompson ural_rf_write(sc, RAL_RF2, ural_rf2525_hi_r2[chan - 1]); 165902ac6454SAndrew Thompson ural_rf_write(sc, RAL_RF3, power << 7 | 0x18044); 166002ac6454SAndrew Thompson ural_rf_write(sc, RAL_RF4, (chan == 14) ? 0x00280 : 0x00286); 166102ac6454SAndrew Thompson 166202ac6454SAndrew Thompson ural_rf_write(sc, RAL_RF1, 0x08808); 166302ac6454SAndrew Thompson ural_rf_write(sc, RAL_RF2, ural_rf2525_r2[chan - 1]); 166402ac6454SAndrew Thompson ural_rf_write(sc, RAL_RF3, power << 7 | 0x18044); 166502ac6454SAndrew Thompson ural_rf_write(sc, RAL_RF4, (chan == 14) ? 0x00280 : 0x00286); 166602ac6454SAndrew Thompson break; 166702ac6454SAndrew Thompson 166802ac6454SAndrew Thompson case RAL_RF_2525E: 166902ac6454SAndrew Thompson ural_rf_write(sc, RAL_RF1, 0x08808); 167002ac6454SAndrew Thompson ural_rf_write(sc, RAL_RF2, ural_rf2525e_r2[chan - 1]); 167102ac6454SAndrew Thompson ural_rf_write(sc, RAL_RF3, power << 7 | 0x18044); 167202ac6454SAndrew Thompson ural_rf_write(sc, RAL_RF4, (chan == 14) ? 0x00286 : 0x00282); 167302ac6454SAndrew Thompson break; 167402ac6454SAndrew Thompson 167502ac6454SAndrew Thompson case RAL_RF_2526: 167602ac6454SAndrew Thompson ural_rf_write(sc, RAL_RF2, ural_rf2526_hi_r2[chan - 1]); 167702ac6454SAndrew Thompson ural_rf_write(sc, RAL_RF4, (chan & 1) ? 0x00386 : 0x00381); 167802ac6454SAndrew Thompson ural_rf_write(sc, RAL_RF1, 0x08804); 167902ac6454SAndrew Thompson 168002ac6454SAndrew Thompson ural_rf_write(sc, RAL_RF2, ural_rf2526_r2[chan - 1]); 168102ac6454SAndrew Thompson ural_rf_write(sc, RAL_RF3, power << 7 | 0x18044); 168202ac6454SAndrew Thompson ural_rf_write(sc, RAL_RF4, (chan & 1) ? 0x00386 : 0x00381); 168302ac6454SAndrew Thompson break; 168402ac6454SAndrew Thompson 168502ac6454SAndrew Thompson /* dual-band RF */ 168602ac6454SAndrew Thompson case RAL_RF_5222: 168702ac6454SAndrew Thompson for (i = 0; ural_rf5222[i].chan != chan; i++); 168802ac6454SAndrew Thompson 168902ac6454SAndrew Thompson ural_rf_write(sc, RAL_RF1, ural_rf5222[i].r1); 169002ac6454SAndrew Thompson ural_rf_write(sc, RAL_RF2, ural_rf5222[i].r2); 169102ac6454SAndrew Thompson ural_rf_write(sc, RAL_RF3, power << 7 | 0x00040); 169202ac6454SAndrew Thompson ural_rf_write(sc, RAL_RF4, ural_rf5222[i].r4); 169302ac6454SAndrew Thompson break; 169402ac6454SAndrew Thompson } 169502ac6454SAndrew Thompson 169602ac6454SAndrew Thompson if (ic->ic_opmode != IEEE80211_M_MONITOR && 169702ac6454SAndrew Thompson (ic->ic_flags & IEEE80211_F_SCAN) == 0) { 169802ac6454SAndrew Thompson /* set Japan filter bit for channel 14 */ 169902ac6454SAndrew Thompson tmp = ural_bbp_read(sc, 70); 170002ac6454SAndrew Thompson 170102ac6454SAndrew Thompson tmp &= ~RAL_JAPAN_FILTER; 170202ac6454SAndrew Thompson if (chan == 14) 170302ac6454SAndrew Thompson tmp |= RAL_JAPAN_FILTER; 170402ac6454SAndrew Thompson 170502ac6454SAndrew Thompson ural_bbp_write(sc, 70, tmp); 170602ac6454SAndrew Thompson 170702ac6454SAndrew Thompson /* clear CRC errors */ 170802ac6454SAndrew Thompson ural_read(sc, RAL_STA_CSR0); 170902ac6454SAndrew Thompson 171002ac6454SAndrew Thompson ural_pause(sc, hz / 100); 171102ac6454SAndrew Thompson ural_disable_rf_tune(sc); 171202ac6454SAndrew Thompson } 171302ac6454SAndrew Thompson 171402ac6454SAndrew Thompson /* XXX doesn't belong here */ 171502ac6454SAndrew Thompson /* update basic rate set */ 171602ac6454SAndrew Thompson ural_set_basicrates(sc, c); 171777ddf3d3SAndrew Thompson 171877ddf3d3SAndrew Thompson /* give the hardware some time to do the switchover */ 171977ddf3d3SAndrew Thompson ural_pause(sc, hz / 100); 172002ac6454SAndrew Thompson } 172102ac6454SAndrew Thompson 172202ac6454SAndrew Thompson /* 172302ac6454SAndrew Thompson * Disable RF auto-tuning. 172402ac6454SAndrew Thompson */ 172502ac6454SAndrew Thompson static void 172602ac6454SAndrew Thompson ural_disable_rf_tune(struct ural_softc *sc) 172702ac6454SAndrew Thompson { 172802ac6454SAndrew Thompson uint32_t tmp; 172902ac6454SAndrew Thompson 173002ac6454SAndrew Thompson if (sc->rf_rev != RAL_RF_2523) { 173102ac6454SAndrew Thompson tmp = sc->rf_regs[RAL_RF1] & ~RAL_RF1_AUTOTUNE; 173202ac6454SAndrew Thompson ural_rf_write(sc, RAL_RF1, tmp); 173302ac6454SAndrew Thompson } 173402ac6454SAndrew Thompson 173502ac6454SAndrew Thompson tmp = sc->rf_regs[RAL_RF3] & ~RAL_RF3_AUTOTUNE; 173602ac6454SAndrew Thompson ural_rf_write(sc, RAL_RF3, tmp); 173702ac6454SAndrew Thompson 173802ac6454SAndrew Thompson DPRINTFN(2, "disabling RF autotune\n"); 173902ac6454SAndrew Thompson } 174002ac6454SAndrew Thompson 174102ac6454SAndrew Thompson /* 174202ac6454SAndrew Thompson * Refer to IEEE Std 802.11-1999 pp. 123 for more information on TSF 174302ac6454SAndrew Thompson * synchronization. 174402ac6454SAndrew Thompson */ 174502ac6454SAndrew Thompson static void 174602ac6454SAndrew Thompson ural_enable_tsf_sync(struct ural_softc *sc) 174702ac6454SAndrew Thompson { 17487a79cebfSGleb Smirnoff struct ieee80211com *ic = &sc->sc_ic; 174902ac6454SAndrew Thompson struct ieee80211vap *vap = TAILQ_FIRST(&ic->ic_vaps); 175002ac6454SAndrew Thompson uint16_t logcwmin, preload, tmp; 175102ac6454SAndrew Thompson 175202ac6454SAndrew Thompson /* first, disable TSF synchronization */ 175302ac6454SAndrew Thompson ural_write(sc, RAL_TXRX_CSR19, 0); 175402ac6454SAndrew Thompson 175502ac6454SAndrew Thompson tmp = (16 * vap->iv_bss->ni_intval) << 4; 175602ac6454SAndrew Thompson ural_write(sc, RAL_TXRX_CSR18, tmp); 175702ac6454SAndrew Thompson 175802ac6454SAndrew Thompson logcwmin = (ic->ic_opmode == IEEE80211_M_IBSS) ? 2 : 0; 175902ac6454SAndrew Thompson preload = (ic->ic_opmode == IEEE80211_M_IBSS) ? 320 : 6; 176002ac6454SAndrew Thompson tmp = logcwmin << 12 | preload; 176102ac6454SAndrew Thompson ural_write(sc, RAL_TXRX_CSR20, tmp); 176202ac6454SAndrew Thompson 176302ac6454SAndrew Thompson /* finally, enable TSF synchronization */ 176402ac6454SAndrew Thompson tmp = RAL_ENABLE_TSF | RAL_ENABLE_TBCN; 176502ac6454SAndrew Thompson if (ic->ic_opmode == IEEE80211_M_STA) 176602ac6454SAndrew Thompson tmp |= RAL_ENABLE_TSF_SYNC(1); 176702ac6454SAndrew Thompson else 176802ac6454SAndrew Thompson tmp |= RAL_ENABLE_TSF_SYNC(2) | RAL_ENABLE_BEACON_GENERATOR; 176902ac6454SAndrew Thompson ural_write(sc, RAL_TXRX_CSR19, tmp); 177002ac6454SAndrew Thompson 177102ac6454SAndrew Thompson DPRINTF("enabling TSF synchronization\n"); 177202ac6454SAndrew Thompson } 177302ac6454SAndrew Thompson 17745463c4a4SSam Leffler static void 17755463c4a4SSam Leffler ural_enable_tsf(struct ural_softc *sc) 17765463c4a4SSam Leffler { 17775463c4a4SSam Leffler /* first, disable TSF synchronization */ 17785463c4a4SSam Leffler ural_write(sc, RAL_TXRX_CSR19, 0); 17795463c4a4SSam Leffler ural_write(sc, RAL_TXRX_CSR19, RAL_ENABLE_TSF | RAL_ENABLE_TSF_SYNC(2)); 17805463c4a4SSam Leffler } 17815463c4a4SSam Leffler 178202ac6454SAndrew Thompson #define RAL_RXTX_TURNAROUND 5 /* us */ 178302ac6454SAndrew Thompson static void 17847a79cebfSGleb Smirnoff ural_update_slot(struct ural_softc *sc) 178502ac6454SAndrew Thompson { 17867a79cebfSGleb Smirnoff struct ieee80211com *ic = &sc->sc_ic; 178702ac6454SAndrew Thompson uint16_t slottime, sifs, eifs; 178802ac6454SAndrew Thompson 1789bdfff33fSAndriy Voskoboinyk slottime = IEEE80211_GET_SLOTTIME(ic); 179002ac6454SAndrew Thompson 179102ac6454SAndrew Thompson /* 179202ac6454SAndrew Thompson * These settings may sound a bit inconsistent but this is what the 179302ac6454SAndrew Thompson * reference driver does. 179402ac6454SAndrew Thompson */ 179502ac6454SAndrew Thompson if (ic->ic_curmode == IEEE80211_MODE_11B) { 179602ac6454SAndrew Thompson sifs = 16 - RAL_RXTX_TURNAROUND; 179702ac6454SAndrew Thompson eifs = 364; 179802ac6454SAndrew Thompson } else { 179902ac6454SAndrew Thompson sifs = 10 - RAL_RXTX_TURNAROUND; 180002ac6454SAndrew Thompson eifs = 64; 180102ac6454SAndrew Thompson } 180202ac6454SAndrew Thompson 180302ac6454SAndrew Thompson ural_write(sc, RAL_MAC_CSR10, slottime); 180402ac6454SAndrew Thompson ural_write(sc, RAL_MAC_CSR11, sifs); 180502ac6454SAndrew Thompson ural_write(sc, RAL_MAC_CSR12, eifs); 180602ac6454SAndrew Thompson } 180702ac6454SAndrew Thompson 180802ac6454SAndrew Thompson static void 180902ac6454SAndrew Thompson ural_set_txpreamble(struct ural_softc *sc) 181002ac6454SAndrew Thompson { 18117a79cebfSGleb Smirnoff struct ieee80211com *ic = &sc->sc_ic; 181202ac6454SAndrew Thompson uint16_t tmp; 181302ac6454SAndrew Thompson 181402ac6454SAndrew Thompson tmp = ural_read(sc, RAL_TXRX_CSR10); 181502ac6454SAndrew Thompson 181602ac6454SAndrew Thompson tmp &= ~RAL_SHORT_PREAMBLE; 181702ac6454SAndrew Thompson if (ic->ic_flags & IEEE80211_F_SHPREAMBLE) 181802ac6454SAndrew Thompson tmp |= RAL_SHORT_PREAMBLE; 181902ac6454SAndrew Thompson 182002ac6454SAndrew Thompson ural_write(sc, RAL_TXRX_CSR10, tmp); 182102ac6454SAndrew Thompson } 182202ac6454SAndrew Thompson 182302ac6454SAndrew Thompson static void 182402ac6454SAndrew Thompson ural_set_basicrates(struct ural_softc *sc, const struct ieee80211_channel *c) 182502ac6454SAndrew Thompson { 182602ac6454SAndrew Thompson /* XXX wrong, take from rate set */ 182702ac6454SAndrew Thompson /* update basic rate set */ 182802ac6454SAndrew Thompson if (IEEE80211_IS_CHAN_5GHZ(c)) { 182902ac6454SAndrew Thompson /* 11a basic rates: 6, 12, 24Mbps */ 183002ac6454SAndrew Thompson ural_write(sc, RAL_TXRX_CSR11, 0x150); 183102ac6454SAndrew Thompson } else if (IEEE80211_IS_CHAN_ANYG(c)) { 183202ac6454SAndrew Thompson /* 11g basic rates: 1, 2, 5.5, 11, 6, 12, 24Mbps */ 183302ac6454SAndrew Thompson ural_write(sc, RAL_TXRX_CSR11, 0x15f); 183402ac6454SAndrew Thompson } else { 183502ac6454SAndrew Thompson /* 11b basic rates: 1, 2Mbps */ 183602ac6454SAndrew Thompson ural_write(sc, RAL_TXRX_CSR11, 0x3); 183702ac6454SAndrew Thompson } 183802ac6454SAndrew Thompson } 183902ac6454SAndrew Thompson 184002ac6454SAndrew Thompson static void 184102ac6454SAndrew Thompson ural_set_bssid(struct ural_softc *sc, const uint8_t *bssid) 184202ac6454SAndrew Thompson { 184302ac6454SAndrew Thompson uint16_t tmp; 184402ac6454SAndrew Thompson 184502ac6454SAndrew Thompson tmp = bssid[0] | bssid[1] << 8; 184602ac6454SAndrew Thompson ural_write(sc, RAL_MAC_CSR5, tmp); 184702ac6454SAndrew Thompson 184802ac6454SAndrew Thompson tmp = bssid[2] | bssid[3] << 8; 184902ac6454SAndrew Thompson ural_write(sc, RAL_MAC_CSR6, tmp); 185002ac6454SAndrew Thompson 185102ac6454SAndrew Thompson tmp = bssid[4] | bssid[5] << 8; 185202ac6454SAndrew Thompson ural_write(sc, RAL_MAC_CSR7, tmp); 185302ac6454SAndrew Thompson 185402ac6454SAndrew Thompson DPRINTF("setting BSSID to %6D\n", bssid, ":"); 185502ac6454SAndrew Thompson } 185602ac6454SAndrew Thompson 185702ac6454SAndrew Thompson static void 18587a79cebfSGleb Smirnoff ural_set_macaddr(struct ural_softc *sc, const uint8_t *addr) 185902ac6454SAndrew Thompson { 186002ac6454SAndrew Thompson uint16_t tmp; 186102ac6454SAndrew Thompson 186202ac6454SAndrew Thompson tmp = addr[0] | addr[1] << 8; 186302ac6454SAndrew Thompson ural_write(sc, RAL_MAC_CSR2, tmp); 186402ac6454SAndrew Thompson 186502ac6454SAndrew Thompson tmp = addr[2] | addr[3] << 8; 186602ac6454SAndrew Thompson ural_write(sc, RAL_MAC_CSR3, tmp); 186702ac6454SAndrew Thompson 186802ac6454SAndrew Thompson tmp = addr[4] | addr[5] << 8; 186902ac6454SAndrew Thompson ural_write(sc, RAL_MAC_CSR4, tmp); 187002ac6454SAndrew Thompson 187102ac6454SAndrew Thompson DPRINTF("setting MAC address to %6D\n", addr, ":"); 187202ac6454SAndrew Thompson } 187302ac6454SAndrew Thompson 187402ac6454SAndrew Thompson static void 18755efea30fSAndrew Thompson ural_setpromisc(struct ural_softc *sc) 187602ac6454SAndrew Thompson { 187702ac6454SAndrew Thompson uint32_t tmp; 187802ac6454SAndrew Thompson 187902ac6454SAndrew Thompson tmp = ural_read(sc, RAL_TXRX_CSR2); 188002ac6454SAndrew Thompson 188102ac6454SAndrew Thompson tmp &= ~RAL_DROP_NOT_TO_ME; 18827a79cebfSGleb Smirnoff if (sc->sc_ic.ic_promisc == 0) 188302ac6454SAndrew Thompson tmp |= RAL_DROP_NOT_TO_ME; 188402ac6454SAndrew Thompson 188502ac6454SAndrew Thompson ural_write(sc, RAL_TXRX_CSR2, tmp); 188602ac6454SAndrew Thompson 18877a79cebfSGleb Smirnoff DPRINTF("%s promiscuous mode\n", sc->sc_ic.ic_promisc ? 188802ac6454SAndrew Thompson "entering" : "leaving"); 188902ac6454SAndrew Thompson } 189002ac6454SAndrew Thompson 189177ddf3d3SAndrew Thompson static void 1892272f6adeSGleb Smirnoff ural_update_promisc(struct ieee80211com *ic) 189377ddf3d3SAndrew Thompson { 1894272f6adeSGleb Smirnoff struct ural_softc *sc = ic->ic_softc; 189577ddf3d3SAndrew Thompson 189677ddf3d3SAndrew Thompson RAL_LOCK(sc); 18977a79cebfSGleb Smirnoff if (sc->sc_running) 18985efea30fSAndrew Thompson ural_setpromisc(sc); 189977ddf3d3SAndrew Thompson RAL_UNLOCK(sc); 190077ddf3d3SAndrew Thompson } 190177ddf3d3SAndrew Thompson 190202ac6454SAndrew Thompson static const char * 190302ac6454SAndrew Thompson ural_get_rf(int rev) 190402ac6454SAndrew Thompson { 190502ac6454SAndrew Thompson switch (rev) { 190602ac6454SAndrew Thompson case RAL_RF_2522: return "RT2522"; 190702ac6454SAndrew Thompson case RAL_RF_2523: return "RT2523"; 190802ac6454SAndrew Thompson case RAL_RF_2524: return "RT2524"; 190902ac6454SAndrew Thompson case RAL_RF_2525: return "RT2525"; 191002ac6454SAndrew Thompson case RAL_RF_2525E: return "RT2525e"; 191102ac6454SAndrew Thompson case RAL_RF_2526: return "RT2526"; 191202ac6454SAndrew Thompson case RAL_RF_5222: return "RT5222"; 191302ac6454SAndrew Thompson default: return "unknown"; 191402ac6454SAndrew Thompson } 191502ac6454SAndrew Thompson } 191602ac6454SAndrew Thompson 191702ac6454SAndrew Thompson static void 191802ac6454SAndrew Thompson ural_read_eeprom(struct ural_softc *sc) 191902ac6454SAndrew Thompson { 19207a79cebfSGleb Smirnoff struct ieee80211com *ic = &sc->sc_ic; 192102ac6454SAndrew Thompson uint16_t val; 192202ac6454SAndrew Thompson 192302ac6454SAndrew Thompson ural_eeprom_read(sc, RAL_EEPROM_CONFIG0, &val, 2); 192402ac6454SAndrew Thompson val = le16toh(val); 192502ac6454SAndrew Thompson sc->rf_rev = (val >> 11) & 0x7; 192602ac6454SAndrew Thompson sc->hw_radio = (val >> 10) & 0x1; 192702ac6454SAndrew Thompson sc->led_mode = (val >> 6) & 0x7; 192802ac6454SAndrew Thompson sc->rx_ant = (val >> 4) & 0x3; 192902ac6454SAndrew Thompson sc->tx_ant = (val >> 2) & 0x3; 193002ac6454SAndrew Thompson sc->nb_ant = val & 0x3; 193102ac6454SAndrew Thompson 193202ac6454SAndrew Thompson /* read MAC address */ 19337a79cebfSGleb Smirnoff ural_eeprom_read(sc, RAL_EEPROM_ADDRESS, ic->ic_macaddr, 6); 193402ac6454SAndrew Thompson 193502ac6454SAndrew Thompson /* read default values for BBP registers */ 193602ac6454SAndrew Thompson ural_eeprom_read(sc, RAL_EEPROM_BBP_BASE, sc->bbp_prom, 2 * 16); 193702ac6454SAndrew Thompson 193802ac6454SAndrew Thompson /* read Tx power for all b/g channels */ 193902ac6454SAndrew Thompson ural_eeprom_read(sc, RAL_EEPROM_TXPOWER, sc->txpow, 14); 194002ac6454SAndrew Thompson } 194102ac6454SAndrew Thompson 194202ac6454SAndrew Thompson static int 194302ac6454SAndrew Thompson ural_bbp_init(struct ural_softc *sc) 194402ac6454SAndrew Thompson { 194502ac6454SAndrew Thompson int i, ntries; 194602ac6454SAndrew Thompson 194702ac6454SAndrew Thompson /* wait for BBP to be ready */ 194802ac6454SAndrew Thompson for (ntries = 0; ntries < 100; ntries++) { 194902ac6454SAndrew Thompson if (ural_bbp_read(sc, RAL_BBP_VERSION) != 0) 195002ac6454SAndrew Thompson break; 195102ac6454SAndrew Thompson if (ural_pause(sc, hz / 100)) 195202ac6454SAndrew Thompson break; 195302ac6454SAndrew Thompson } 195402ac6454SAndrew Thompson if (ntries == 100) { 195502ac6454SAndrew Thompson device_printf(sc->sc_dev, "timeout waiting for BBP\n"); 195602ac6454SAndrew Thompson return EIO; 195702ac6454SAndrew Thompson } 195802ac6454SAndrew Thompson 195902ac6454SAndrew Thompson /* initialize BBP registers to default values */ 196082e8c646SAdrian Chadd for (i = 0; i < nitems(ural_def_bbp); i++) 196102ac6454SAndrew Thompson ural_bbp_write(sc, ural_def_bbp[i].reg, ural_def_bbp[i].val); 196202ac6454SAndrew Thompson 196302ac6454SAndrew Thompson #if 0 196402ac6454SAndrew Thompson /* initialize BBP registers to values stored in EEPROM */ 196502ac6454SAndrew Thompson for (i = 0; i < 16; i++) { 196602ac6454SAndrew Thompson if (sc->bbp_prom[i].reg == 0xff) 196702ac6454SAndrew Thompson continue; 196802ac6454SAndrew Thompson ural_bbp_write(sc, sc->bbp_prom[i].reg, sc->bbp_prom[i].val); 196902ac6454SAndrew Thompson } 197002ac6454SAndrew Thompson #endif 197102ac6454SAndrew Thompson 197202ac6454SAndrew Thompson return 0; 197302ac6454SAndrew Thompson } 197402ac6454SAndrew Thompson 197502ac6454SAndrew Thompson static void 197602ac6454SAndrew Thompson ural_set_txantenna(struct ural_softc *sc, int antenna) 197702ac6454SAndrew Thompson { 197802ac6454SAndrew Thompson uint16_t tmp; 197902ac6454SAndrew Thompson uint8_t tx; 198002ac6454SAndrew Thompson 198102ac6454SAndrew Thompson tx = ural_bbp_read(sc, RAL_BBP_TX) & ~RAL_BBP_ANTMASK; 198202ac6454SAndrew Thompson if (antenna == 1) 198302ac6454SAndrew Thompson tx |= RAL_BBP_ANTA; 198402ac6454SAndrew Thompson else if (antenna == 2) 198502ac6454SAndrew Thompson tx |= RAL_BBP_ANTB; 198602ac6454SAndrew Thompson else 198702ac6454SAndrew Thompson tx |= RAL_BBP_DIVERSITY; 198802ac6454SAndrew Thompson 198902ac6454SAndrew Thompson /* need to force I/Q flip for RF 2525e, 2526 and 5222 */ 199002ac6454SAndrew Thompson if (sc->rf_rev == RAL_RF_2525E || sc->rf_rev == RAL_RF_2526 || 199102ac6454SAndrew Thompson sc->rf_rev == RAL_RF_5222) 199202ac6454SAndrew Thompson tx |= RAL_BBP_FLIPIQ; 199302ac6454SAndrew Thompson 199402ac6454SAndrew Thompson ural_bbp_write(sc, RAL_BBP_TX, tx); 199502ac6454SAndrew Thompson 199602ac6454SAndrew Thompson /* update values in PHY_CSR5 and PHY_CSR6 */ 199702ac6454SAndrew Thompson tmp = ural_read(sc, RAL_PHY_CSR5) & ~0x7; 199802ac6454SAndrew Thompson ural_write(sc, RAL_PHY_CSR5, tmp | (tx & 0x7)); 199902ac6454SAndrew Thompson 200002ac6454SAndrew Thompson tmp = ural_read(sc, RAL_PHY_CSR6) & ~0x7; 200102ac6454SAndrew Thompson ural_write(sc, RAL_PHY_CSR6, tmp | (tx & 0x7)); 200202ac6454SAndrew Thompson } 200302ac6454SAndrew Thompson 200402ac6454SAndrew Thompson static void 200502ac6454SAndrew Thompson ural_set_rxantenna(struct ural_softc *sc, int antenna) 200602ac6454SAndrew Thompson { 200702ac6454SAndrew Thompson uint8_t rx; 200802ac6454SAndrew Thompson 200902ac6454SAndrew Thompson rx = ural_bbp_read(sc, RAL_BBP_RX) & ~RAL_BBP_ANTMASK; 201002ac6454SAndrew Thompson if (antenna == 1) 201102ac6454SAndrew Thompson rx |= RAL_BBP_ANTA; 201202ac6454SAndrew Thompson else if (antenna == 2) 201302ac6454SAndrew Thompson rx |= RAL_BBP_ANTB; 201402ac6454SAndrew Thompson else 201502ac6454SAndrew Thompson rx |= RAL_BBP_DIVERSITY; 201602ac6454SAndrew Thompson 201702ac6454SAndrew Thompson /* need to force no I/Q flip for RF 2525e and 2526 */ 201802ac6454SAndrew Thompson if (sc->rf_rev == RAL_RF_2525E || sc->rf_rev == RAL_RF_2526) 201902ac6454SAndrew Thompson rx &= ~RAL_BBP_FLIPIQ; 202002ac6454SAndrew Thompson 202102ac6454SAndrew Thompson ural_bbp_write(sc, RAL_BBP_RX, rx); 202202ac6454SAndrew Thompson } 202302ac6454SAndrew Thompson 202402ac6454SAndrew Thompson static void 20257a79cebfSGleb Smirnoff ural_init(struct ural_softc *sc) 202602ac6454SAndrew Thompson { 20277a79cebfSGleb Smirnoff struct ieee80211com *ic = &sc->sc_ic; 20287a79cebfSGleb Smirnoff struct ieee80211vap *vap = TAILQ_FIRST(&ic->ic_vaps); 202902ac6454SAndrew Thompson uint16_t tmp; 203002ac6454SAndrew Thompson int i, ntries; 203102ac6454SAndrew Thompson 203202ac6454SAndrew Thompson RAL_LOCK_ASSERT(sc, MA_OWNED); 203302ac6454SAndrew Thompson 203402ac6454SAndrew Thompson ural_set_testmode(sc); 203502ac6454SAndrew Thompson ural_write(sc, 0x308, 0x00f0); /* XXX magic */ 203602ac6454SAndrew Thompson 20375efea30fSAndrew Thompson ural_stop(sc); 203802ac6454SAndrew Thompson 203902ac6454SAndrew Thompson /* initialize MAC registers to default values */ 204082e8c646SAdrian Chadd for (i = 0; i < nitems(ural_def_mac); i++) 204102ac6454SAndrew Thompson ural_write(sc, ural_def_mac[i].reg, ural_def_mac[i].val); 204202ac6454SAndrew Thompson 204302ac6454SAndrew Thompson /* wait for BBP and RF to wake up (this can take a long time!) */ 204402ac6454SAndrew Thompson for (ntries = 0; ntries < 100; ntries++) { 204502ac6454SAndrew Thompson tmp = ural_read(sc, RAL_MAC_CSR17); 204602ac6454SAndrew Thompson if ((tmp & (RAL_BBP_AWAKE | RAL_RF_AWAKE)) == 204702ac6454SAndrew Thompson (RAL_BBP_AWAKE | RAL_RF_AWAKE)) 204802ac6454SAndrew Thompson break; 204902ac6454SAndrew Thompson if (ural_pause(sc, hz / 100)) 205002ac6454SAndrew Thompson break; 205102ac6454SAndrew Thompson } 205202ac6454SAndrew Thompson if (ntries == 100) { 205302ac6454SAndrew Thompson device_printf(sc->sc_dev, 205402ac6454SAndrew Thompson "timeout waiting for BBP/RF to wakeup\n"); 205502ac6454SAndrew Thompson goto fail; 205602ac6454SAndrew Thompson } 205702ac6454SAndrew Thompson 205802ac6454SAndrew Thompson /* we're ready! */ 205902ac6454SAndrew Thompson ural_write(sc, RAL_MAC_CSR1, RAL_HOST_READY); 206002ac6454SAndrew Thompson 206102ac6454SAndrew Thompson /* set basic rate set (will be updated later) */ 206202ac6454SAndrew Thompson ural_write(sc, RAL_TXRX_CSR11, 0x15f); 206302ac6454SAndrew Thompson 206402ac6454SAndrew Thompson if (ural_bbp_init(sc) != 0) 206502ac6454SAndrew Thompson goto fail; 206602ac6454SAndrew Thompson 206702ac6454SAndrew Thompson ural_set_chan(sc, ic->ic_curchan); 206802ac6454SAndrew Thompson 206902ac6454SAndrew Thompson /* clear statistic registers (STA_CSR0 to STA_CSR10) */ 207002ac6454SAndrew Thompson ural_read_multi(sc, RAL_STA_CSR0, sc->sta, sizeof sc->sta); 207102ac6454SAndrew Thompson 207202ac6454SAndrew Thompson ural_set_txantenna(sc, sc->tx_ant); 207302ac6454SAndrew Thompson ural_set_rxantenna(sc, sc->rx_ant); 207402ac6454SAndrew Thompson 20757a79cebfSGleb Smirnoff ural_set_macaddr(sc, vap ? vap->iv_myaddr : ic->ic_macaddr); 207602ac6454SAndrew Thompson 207702ac6454SAndrew Thompson /* 207802ac6454SAndrew Thompson * Allocate Tx and Rx xfer queues. 207902ac6454SAndrew Thompson */ 208002ac6454SAndrew Thompson ural_setup_tx_list(sc); 208102ac6454SAndrew Thompson 208202ac6454SAndrew Thompson /* kick Rx */ 208302ac6454SAndrew Thompson tmp = RAL_DROP_PHY | RAL_DROP_CRC; 208402ac6454SAndrew Thompson if (ic->ic_opmode != IEEE80211_M_MONITOR) { 208502ac6454SAndrew Thompson tmp |= RAL_DROP_CTL | RAL_DROP_BAD_VERSION; 208602ac6454SAndrew Thompson if (ic->ic_opmode != IEEE80211_M_HOSTAP) 208702ac6454SAndrew Thompson tmp |= RAL_DROP_TODS; 20887a79cebfSGleb Smirnoff if (ic->ic_promisc == 0) 208902ac6454SAndrew Thompson tmp |= RAL_DROP_NOT_TO_ME; 209002ac6454SAndrew Thompson } 209102ac6454SAndrew Thompson ural_write(sc, RAL_TXRX_CSR2, tmp); 209202ac6454SAndrew Thompson 20937a79cebfSGleb Smirnoff sc->sc_running = 1; 2094ed6d949aSAndrew Thompson usbd_xfer_set_stall(sc->sc_xfer[URAL_BULK_WR]); 2095a593f6b8SAndrew Thompson usbd_transfer_start(sc->sc_xfer[URAL_BULK_RD]); 209602ac6454SAndrew Thompson return; 209702ac6454SAndrew Thompson 20985efea30fSAndrew Thompson fail: ural_stop(sc); 209902ac6454SAndrew Thompson } 210002ac6454SAndrew Thompson 210102ac6454SAndrew Thompson static void 21025efea30fSAndrew Thompson ural_stop(struct ural_softc *sc) 210302ac6454SAndrew Thompson { 210402ac6454SAndrew Thompson 210502ac6454SAndrew Thompson RAL_LOCK_ASSERT(sc, MA_OWNED); 210602ac6454SAndrew Thompson 21077a79cebfSGleb Smirnoff sc->sc_running = 0; 210802ac6454SAndrew Thompson 210902ac6454SAndrew Thompson /* 211002ac6454SAndrew Thompson * Drain all the transfers, if not already drained: 211102ac6454SAndrew Thompson */ 211202ac6454SAndrew Thompson RAL_UNLOCK(sc); 2113a593f6b8SAndrew Thompson usbd_transfer_drain(sc->sc_xfer[URAL_BULK_WR]); 2114a593f6b8SAndrew Thompson usbd_transfer_drain(sc->sc_xfer[URAL_BULK_RD]); 211502ac6454SAndrew Thompson RAL_LOCK(sc); 211602ac6454SAndrew Thompson 211702ac6454SAndrew Thompson ural_unsetup_tx_list(sc); 211802ac6454SAndrew Thompson 211902ac6454SAndrew Thompson /* disable Rx */ 212002ac6454SAndrew Thompson ural_write(sc, RAL_TXRX_CSR2, RAL_DISABLE_RX); 212102ac6454SAndrew Thompson /* reset ASIC and BBP (but won't reset MAC registers!) */ 212202ac6454SAndrew Thompson ural_write(sc, RAL_MAC_CSR1, RAL_RESET_ASIC | RAL_RESET_BBP); 212302ac6454SAndrew Thompson /* wait a little */ 212402ac6454SAndrew Thompson ural_pause(sc, hz / 10); 212502ac6454SAndrew Thompson ural_write(sc, RAL_MAC_CSR1, 0); 212677ddf3d3SAndrew Thompson /* wait a little */ 212777ddf3d3SAndrew Thompson ural_pause(sc, hz / 10); 212802ac6454SAndrew Thompson } 212902ac6454SAndrew Thompson 213002ac6454SAndrew Thompson static int 213102ac6454SAndrew Thompson ural_raw_xmit(struct ieee80211_node *ni, struct mbuf *m, 213202ac6454SAndrew Thompson const struct ieee80211_bpf_params *params) 213302ac6454SAndrew Thompson { 213402ac6454SAndrew Thompson struct ieee80211com *ic = ni->ni_ic; 2135d3fdd08cSAdrian Chadd struct ural_softc *sc = ic->ic_softc; 213602ac6454SAndrew Thompson 213702ac6454SAndrew Thompson RAL_LOCK(sc); 213802ac6454SAndrew Thompson /* prevent management frames from being sent if we're not ready */ 21397a79cebfSGleb Smirnoff if (!sc->sc_running) { 214002ac6454SAndrew Thompson RAL_UNLOCK(sc); 214102ac6454SAndrew Thompson m_freem(m); 214202ac6454SAndrew Thompson return ENETDOWN; 214302ac6454SAndrew Thompson } 214496ca458fSAndrew Thompson if (sc->tx_nfree < RAL_TX_MINFREE) { 214502ac6454SAndrew Thompson RAL_UNLOCK(sc); 214602ac6454SAndrew Thompson m_freem(m); 214702ac6454SAndrew Thompson return EIO; 214802ac6454SAndrew Thompson } 214902ac6454SAndrew Thompson 215002ac6454SAndrew Thompson if (params == NULL) { 215102ac6454SAndrew Thompson /* 215202ac6454SAndrew Thompson * Legacy path; interpret frame contents to decide 215302ac6454SAndrew Thompson * precisely how to send the frame. 215402ac6454SAndrew Thompson */ 215502ac6454SAndrew Thompson if (ural_tx_mgt(sc, m, ni) != 0) 215602ac6454SAndrew Thompson goto bad; 215702ac6454SAndrew Thompson } else { 215802ac6454SAndrew Thompson /* 215902ac6454SAndrew Thompson * Caller supplied explicit parameters to use in 216002ac6454SAndrew Thompson * sending the frame. 216102ac6454SAndrew Thompson */ 216202ac6454SAndrew Thompson if (ural_tx_raw(sc, m, ni, params) != 0) 216302ac6454SAndrew Thompson goto bad; 216402ac6454SAndrew Thompson } 216502ac6454SAndrew Thompson RAL_UNLOCK(sc); 216602ac6454SAndrew Thompson return 0; 216702ac6454SAndrew Thompson bad: 216802ac6454SAndrew Thompson RAL_UNLOCK(sc); 216902ac6454SAndrew Thompson return EIO; /* XXX */ 217002ac6454SAndrew Thompson } 217102ac6454SAndrew Thompson 217202ac6454SAndrew Thompson static void 2173b6108616SRui Paulo ural_ratectl_start(struct ural_softc *sc, struct ieee80211_node *ni) 217402ac6454SAndrew Thompson { 217502ac6454SAndrew Thompson struct ieee80211vap *vap = ni->ni_vap; 217602ac6454SAndrew Thompson struct ural_vap *uvp = URAL_VAP(vap); 217702ac6454SAndrew Thompson 217802ac6454SAndrew Thompson /* clear statistic registers (STA_CSR0 to STA_CSR10) */ 217902ac6454SAndrew Thompson ural_read_multi(sc, RAL_STA_CSR0, sc->sta, sizeof sc->sta); 218002ac6454SAndrew Thompson 2181b6108616SRui Paulo usb_callout_reset(&uvp->ratectl_ch, hz, ural_ratectl_timeout, uvp); 218202ac6454SAndrew Thompson } 218302ac6454SAndrew Thompson 218402ac6454SAndrew Thompson static void 2185b6108616SRui Paulo ural_ratectl_timeout(void *arg) 218602ac6454SAndrew Thompson { 218702ac6454SAndrew Thompson struct ural_vap *uvp = arg; 21885efea30fSAndrew Thompson struct ieee80211vap *vap = &uvp->vap; 21895efea30fSAndrew Thompson struct ieee80211com *ic = vap->iv_ic; 219002ac6454SAndrew Thompson 2191b6108616SRui Paulo ieee80211_runtask(ic, &uvp->ratectl_task); 219202ac6454SAndrew Thompson } 219302ac6454SAndrew Thompson 219402ac6454SAndrew Thompson static void 2195b6108616SRui Paulo ural_ratectl_task(void *arg, int pending) 219602ac6454SAndrew Thompson { 21975efea30fSAndrew Thompson struct ural_vap *uvp = arg; 21985efea30fSAndrew Thompson struct ieee80211vap *vap = &uvp->vap; 2199f6930becSAndriy Voskoboinyk struct ural_softc *sc = vap->iv_ic->ic_softc; 2200f6930becSAndriy Voskoboinyk struct ieee80211_ratectl_tx_stats *txs = &sc->sc_txs; 2201f6930becSAndriy Voskoboinyk int fail; 220202ac6454SAndrew Thompson 22035efea30fSAndrew Thompson RAL_LOCK(sc); 220402ac6454SAndrew Thompson /* read and clear statistic registers (STA_CSR0 to STA_CSR10) */ 220502ac6454SAndrew Thompson ural_read_multi(sc, RAL_STA_CSR0, sc->sta, sizeof(sc->sta)); 220602ac6454SAndrew Thompson 2207f6930becSAndriy Voskoboinyk txs->flags = IEEE80211_RATECTL_TX_STATS_RETRIES; 2208f6930becSAndriy Voskoboinyk txs->nsuccess = sc->sta[7] + /* TX ok w/o retry */ 220902ac6454SAndrew Thompson sc->sta[8]; /* TX ok w/ retry */ 221002ac6454SAndrew Thompson fail = sc->sta[9]; /* TX retry-fail count */ 2211f6930becSAndriy Voskoboinyk txs->nframes = txs->nsuccess + fail; 2212f6930becSAndriy Voskoboinyk /* XXX fail * maxretry */ 2213f6930becSAndriy Voskoboinyk txs->nretries = sc->sta[8] + fail; 221402ac6454SAndrew Thompson 2215f6930becSAndriy Voskoboinyk ieee80211_ratectl_tx_update(vap, txs); 221602ac6454SAndrew Thompson 22177a79cebfSGleb Smirnoff /* count TX retry-fail as Tx errors */ 2218f6930becSAndriy Voskoboinyk if_inc_counter(vap->iv_ifp, IFCOUNTER_OERRORS, fail); 221902ac6454SAndrew Thompson 2220b6108616SRui Paulo usb_callout_reset(&uvp->ratectl_ch, hz, ural_ratectl_timeout, uvp); 22215efea30fSAndrew Thompson RAL_UNLOCK(sc); 222202ac6454SAndrew Thompson } 222302ac6454SAndrew Thompson 222402ac6454SAndrew Thompson static int 222502ac6454SAndrew Thompson ural_pause(struct ural_softc *sc, int timeout) 222602ac6454SAndrew Thompson { 222702ac6454SAndrew Thompson 2228a593f6b8SAndrew Thompson usb_pause_mtx(&sc->sc_mtx, timeout); 222902ac6454SAndrew Thompson return (0); 223002ac6454SAndrew Thompson } 2231