if_urtwn.c revision 294473
1251538Srpaulo/* $OpenBSD: if_urtwn.c,v 1.16 2011/02/10 17:26:40 jakemsr Exp $ */ 2251538Srpaulo 3251538Srpaulo/*- 4251538Srpaulo * Copyright (c) 2010 Damien Bergamini <damien.bergamini@free.fr> 5264912Skevlo * Copyright (c) 2014 Kevin Lo <kevlo@FreeBSD.org> 6292176Savos * Copyright (c) 2015 Andriy Voskoboinyk <avos@FreeBSD.org> 7251538Srpaulo * 8251538Srpaulo * Permission to use, copy, modify, and distribute this software for any 9251538Srpaulo * purpose with or without fee is hereby granted, provided that the above 10251538Srpaulo * copyright notice and this permission notice appear in all copies. 11251538Srpaulo * 12251538Srpaulo * THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL WARRANTIES 13251538Srpaulo * WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF 14251538Srpaulo * MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR 15251538Srpaulo * ANY SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES 16251538Srpaulo * WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN 17251538Srpaulo * ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF 18251538Srpaulo * OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE. 19251538Srpaulo */ 20251538Srpaulo 21251538Srpaulo#include <sys/cdefs.h> 22251538Srpaulo__FBSDID("$FreeBSD: head/sys/dev/usb/wlan/if_urtwn.c 294473 2016-01-20 23:55:39Z avos $"); 23251538Srpaulo 24251538Srpaulo/* 25264912Skevlo * Driver for Realtek RTL8188CE-VAU/RTL8188CUS/RTL8188EU/RTL8188RU/RTL8192CU. 26251538Srpaulo */ 27251538Srpaulo 28288353Sadrian#include "opt_wlan.h" 29288353Sadrian 30251538Srpaulo#include <sys/param.h> 31251538Srpaulo#include <sys/sockio.h> 32251538Srpaulo#include <sys/sysctl.h> 33251538Srpaulo#include <sys/lock.h> 34251538Srpaulo#include <sys/mutex.h> 35291902Skevlo#include <sys/condvar.h> 36251538Srpaulo#include <sys/mbuf.h> 37251538Srpaulo#include <sys/kernel.h> 38251538Srpaulo#include <sys/socket.h> 39251538Srpaulo#include <sys/systm.h> 40251538Srpaulo#include <sys/malloc.h> 41251538Srpaulo#include <sys/module.h> 42251538Srpaulo#include <sys/bus.h> 43251538Srpaulo#include <sys/endian.h> 44251538Srpaulo#include <sys/linker.h> 45251538Srpaulo#include <sys/firmware.h> 46251538Srpaulo#include <sys/kdb.h> 47251538Srpaulo 48251538Srpaulo#include <machine/bus.h> 49251538Srpaulo#include <machine/resource.h> 50251538Srpaulo#include <sys/rman.h> 51251538Srpaulo 52251538Srpaulo#include <net/bpf.h> 53251538Srpaulo#include <net/if.h> 54257176Sglebius#include <net/if_var.h> 55251538Srpaulo#include <net/if_arp.h> 56251538Srpaulo#include <net/ethernet.h> 57251538Srpaulo#include <net/if_dl.h> 58251538Srpaulo#include <net/if_media.h> 59251538Srpaulo#include <net/if_types.h> 60251538Srpaulo 61251538Srpaulo#include <netinet/in.h> 62251538Srpaulo#include <netinet/in_systm.h> 63251538Srpaulo#include <netinet/in_var.h> 64251538Srpaulo#include <netinet/if_ether.h> 65251538Srpaulo#include <netinet/ip.h> 66251538Srpaulo 67251538Srpaulo#include <net80211/ieee80211_var.h> 68288088Sadrian#include <net80211/ieee80211_input.h> 69251538Srpaulo#include <net80211/ieee80211_regdomain.h> 70251538Srpaulo#include <net80211/ieee80211_radiotap.h> 71251538Srpaulo#include <net80211/ieee80211_ratectl.h> 72251538Srpaulo 73251538Srpaulo#include <dev/usb/usb.h> 74251538Srpaulo#include <dev/usb/usbdi.h> 75291902Skevlo#include <dev/usb/usb_device.h> 76251538Srpaulo#include "usbdevs.h" 77251538Srpaulo 78251538Srpaulo#include <dev/usb/usb_debug.h> 79251538Srpaulo 80251538Srpaulo#include <dev/usb/wlan/if_urtwnreg.h> 81289167Sadrian#include <dev/usb/wlan/if_urtwnvar.h> 82251538Srpaulo 83251538Srpaulo#ifdef USB_DEBUG 84294471Savosenum { 85294471Savos URTWN_DEBUG_XMIT = 0x00000001, /* basic xmit operation */ 86294471Savos URTWN_DEBUG_RECV = 0x00000002, /* basic recv operation */ 87294471Savos URTWN_DEBUG_STATE = 0x00000004, /* 802.11 state transitions */ 88294471Savos URTWN_DEBUG_RA = 0x00000008, /* f/w rate adaptation setup */ 89294471Savos URTWN_DEBUG_USB = 0x00000010, /* usb requests */ 90294471Savos URTWN_DEBUG_FIRMWARE = 0x00000020, /* firmware(9) loading debug */ 91294471Savos URTWN_DEBUG_BEACON = 0x00000040, /* beacon handling */ 92294471Savos URTWN_DEBUG_INTR = 0x00000080, /* ISR */ 93294471Savos URTWN_DEBUG_TEMP = 0x00000100, /* temperature calibration */ 94294471Savos URTWN_DEBUG_ROM = 0x00000200, /* various ROM info */ 95294471Savos URTWN_DEBUG_KEY = 0x00000400, /* crypto keys management */ 96294471Savos URTWN_DEBUG_TXPWR = 0x00000800, /* dump Tx power values */ 97294471Savos URTWN_DEBUG_ANY = 0xffffffff 98294471Savos}; 99251538Srpaulo 100294471Savos#define URTWN_DPRINTF(_sc, _m, ...) do { \ 101294471Savos if ((_sc)->sc_debug & (_m)) \ 102294471Savos device_printf((_sc)->sc_dev, __VA_ARGS__); \ 103294471Savos} while(0) 104294471Savos 105294471Savos#else 106294471Savos#define URTWN_DPRINTF(_sc, _m, ...) do { (void) sc; } while (0) 107251538Srpaulo#endif 108251538Srpaulo 109288088Sadrian#define IEEE80211_HAS_ADDR4(wh) IEEE80211_IS_DSTODS(wh) 110251538Srpaulo 111251538Srpaulo/* various supported device vendors/products */ 112251596Srpaulostatic const STRUCT_USB_HOST_ID urtwn_devs[] = { 113251538Srpaulo#define URTWN_DEV(v,p) { USB_VP(USB_VENDOR_##v, USB_PRODUCT_##v##_##p) } 114264912Skevlo#define URTWN_RTL8188E_DEV(v,p) \ 115264912Skevlo { USB_VPI(USB_VENDOR_##v, USB_PRODUCT_##v##_##p, URTWN_RTL8188E) } 116264912Skevlo#define URTWN_RTL8188E 1 117251538Srpaulo URTWN_DEV(ABOCOM, RTL8188CU_1), 118251538Srpaulo URTWN_DEV(ABOCOM, RTL8188CU_2), 119251538Srpaulo URTWN_DEV(ABOCOM, RTL8192CU), 120251538Srpaulo URTWN_DEV(ASUS, RTL8192CU), 121266721Skevlo URTWN_DEV(ASUS, USBN10NANO), 122251538Srpaulo URTWN_DEV(AZUREWAVE, RTL8188CE_1), 123251538Srpaulo URTWN_DEV(AZUREWAVE, RTL8188CE_2), 124251538Srpaulo URTWN_DEV(AZUREWAVE, RTL8188CU), 125251538Srpaulo URTWN_DEV(BELKIN, F7D2102), 126251538Srpaulo URTWN_DEV(BELKIN, RTL8188CU), 127251538Srpaulo URTWN_DEV(BELKIN, RTL8192CU), 128251538Srpaulo URTWN_DEV(CHICONY, RTL8188CUS_1), 129251538Srpaulo URTWN_DEV(CHICONY, RTL8188CUS_2), 130251538Srpaulo URTWN_DEV(CHICONY, RTL8188CUS_3), 131251538Srpaulo URTWN_DEV(CHICONY, RTL8188CUS_4), 132251538Srpaulo URTWN_DEV(CHICONY, RTL8188CUS_5), 133251538Srpaulo URTWN_DEV(COREGA, RTL8192CU), 134251538Srpaulo URTWN_DEV(DLINK, RTL8188CU), 135251538Srpaulo URTWN_DEV(DLINK, RTL8192CU_1), 136251538Srpaulo URTWN_DEV(DLINK, RTL8192CU_2), 137251538Srpaulo URTWN_DEV(DLINK, RTL8192CU_3), 138252196Skevlo URTWN_DEV(DLINK, DWA131B), 139251538Srpaulo URTWN_DEV(EDIMAX, EW7811UN), 140251538Srpaulo URTWN_DEV(EDIMAX, RTL8192CU), 141251538Srpaulo URTWN_DEV(FEIXUN, RTL8188CU), 142251538Srpaulo URTWN_DEV(FEIXUN, RTL8192CU), 143251538Srpaulo URTWN_DEV(GUILLEMOT, HWNUP150), 144251538Srpaulo URTWN_DEV(HAWKING, RTL8192CU), 145251538Srpaulo URTWN_DEV(HP3, RTL8188CU), 146251538Srpaulo URTWN_DEV(NETGEAR, WNA1000M), 147251538Srpaulo URTWN_DEV(NETGEAR, RTL8192CU), 148251538Srpaulo URTWN_DEV(NETGEAR4, RTL8188CU), 149251538Srpaulo URTWN_DEV(NOVATECH, RTL8188CU), 150251538Srpaulo URTWN_DEV(PLANEX2, RTL8188CU_1), 151251538Srpaulo URTWN_DEV(PLANEX2, RTL8188CU_2), 152251538Srpaulo URTWN_DEV(PLANEX2, RTL8188CU_3), 153251538Srpaulo URTWN_DEV(PLANEX2, RTL8188CU_4), 154251538Srpaulo URTWN_DEV(PLANEX2, RTL8188CUS), 155251538Srpaulo URTWN_DEV(PLANEX2, RTL8192CU), 156251538Srpaulo URTWN_DEV(REALTEK, RTL8188CE_0), 157251538Srpaulo URTWN_DEV(REALTEK, RTL8188CE_1), 158251538Srpaulo URTWN_DEV(REALTEK, RTL8188CTV), 159251538Srpaulo URTWN_DEV(REALTEK, RTL8188CU_0), 160251538Srpaulo URTWN_DEV(REALTEK, RTL8188CU_1), 161251538Srpaulo URTWN_DEV(REALTEK, RTL8188CU_2), 162282119Skevlo URTWN_DEV(REALTEK, RTL8188CU_3), 163251538Srpaulo URTWN_DEV(REALTEK, RTL8188CU_COMBO), 164251538Srpaulo URTWN_DEV(REALTEK, RTL8188CUS), 165251538Srpaulo URTWN_DEV(REALTEK, RTL8188RU_1), 166251538Srpaulo URTWN_DEV(REALTEK, RTL8188RU_2), 167272410Shselasky URTWN_DEV(REALTEK, RTL8188RU_3), 168251538Srpaulo URTWN_DEV(REALTEK, RTL8191CU), 169251538Srpaulo URTWN_DEV(REALTEK, RTL8192CE), 170251538Srpaulo URTWN_DEV(REALTEK, RTL8192CU), 171251538Srpaulo URTWN_DEV(SITECOMEU, RTL8188CU_1), 172251538Srpaulo URTWN_DEV(SITECOMEU, RTL8188CU_2), 173251538Srpaulo URTWN_DEV(SITECOMEU, RTL8192CU), 174251538Srpaulo URTWN_DEV(TRENDNET, RTL8188CU), 175251538Srpaulo URTWN_DEV(TRENDNET, RTL8192CU), 176251538Srpaulo URTWN_DEV(ZYXEL, RTL8192CU), 177264912Skevlo /* URTWN_RTL8188E */ 178273589Skevlo URTWN_RTL8188E_DEV(DLINK, DWA123D1), 179270191Skevlo URTWN_RTL8188E_DEV(DLINK, DWA125D1), 180273589Skevlo URTWN_RTL8188E_DEV(ELECOM, WDC150SU2M), 181264912Skevlo URTWN_RTL8188E_DEV(REALTEK, RTL8188ETV), 182264912Skevlo URTWN_RTL8188E_DEV(REALTEK, RTL8188EU), 183264912Skevlo#undef URTWN_RTL8188E_DEV 184251538Srpaulo#undef URTWN_DEV 185251538Srpaulo}; 186251538Srpaulo 187251538Srpaulostatic device_probe_t urtwn_match; 188251538Srpaulostatic device_attach_t urtwn_attach; 189251538Srpaulostatic device_detach_t urtwn_detach; 190251538Srpaulo 191251538Srpaulostatic usb_callback_t urtwn_bulk_tx_callback; 192251538Srpaulostatic usb_callback_t urtwn_bulk_rx_callback; 193251538Srpaulo 194294471Savosstatic void urtwn_sysctlattach(struct urtwn_softc *); 195294471Savosstatic void urtwn_drain_mbufq(struct urtwn_softc *); 196287197Sglebiusstatic usb_error_t urtwn_do_request(struct urtwn_softc *, 197287197Sglebius struct usb_device_request *, void *); 198251538Srpaulostatic struct ieee80211vap *urtwn_vap_create(struct ieee80211com *, 199251538Srpaulo const char [IFNAMSIZ], int, enum ieee80211_opmode, int, 200251538Srpaulo const uint8_t [IEEE80211_ADDR_LEN], 201251538Srpaulo const uint8_t [IEEE80211_ADDR_LEN]); 202251538Srpaulostatic void urtwn_vap_delete(struct ieee80211vap *); 203292207Savosstatic struct mbuf * urtwn_rx_copy_to_mbuf(struct urtwn_softc *, 204292207Savos struct r92c_rx_stat *, int); 205292207Savosstatic struct mbuf * urtwn_report_intr(struct usb_xfer *, 206292207Savos struct urtwn_data *); 207292207Savosstatic struct mbuf * urtwn_rxeof(struct urtwn_softc *, uint8_t *, int); 208292167Savosstatic void urtwn_r88e_ratectl_tx_complete(struct urtwn_softc *, 209292167Savos void *); 210292207Savosstatic struct ieee80211_node *urtwn_rx_frame(struct urtwn_softc *, 211292207Savos struct mbuf *, int8_t *); 212289891Savosstatic void urtwn_txeof(struct urtwn_softc *, struct urtwn_data *, 213289891Savos int); 214281069Srpaulostatic int urtwn_alloc_list(struct urtwn_softc *, 215251538Srpaulo struct urtwn_data[], int, int); 216251538Srpaulostatic int urtwn_alloc_rx_list(struct urtwn_softc *); 217251538Srpaulostatic int urtwn_alloc_tx_list(struct urtwn_softc *); 218251538Srpaulostatic void urtwn_free_list(struct urtwn_softc *, 219251538Srpaulo struct urtwn_data data[], int); 220289066Skevlostatic void urtwn_free_rx_list(struct urtwn_softc *); 221289066Skevlostatic void urtwn_free_tx_list(struct urtwn_softc *); 222251538Srpaulostatic struct urtwn_data * _urtwn_getbuf(struct urtwn_softc *); 223251538Srpaulostatic struct urtwn_data * urtwn_getbuf(struct urtwn_softc *); 224291698Savosstatic usb_error_t urtwn_write_region_1(struct urtwn_softc *, uint16_t, 225251538Srpaulo uint8_t *, int); 226291698Savosstatic usb_error_t urtwn_write_1(struct urtwn_softc *, uint16_t, uint8_t); 227291698Savosstatic usb_error_t urtwn_write_2(struct urtwn_softc *, uint16_t, uint16_t); 228291698Savosstatic usb_error_t urtwn_write_4(struct urtwn_softc *, uint16_t, uint32_t); 229291698Savosstatic usb_error_t urtwn_read_region_1(struct urtwn_softc *, uint16_t, 230251538Srpaulo uint8_t *, int); 231251538Srpaulostatic uint8_t urtwn_read_1(struct urtwn_softc *, uint16_t); 232251538Srpaulostatic uint16_t urtwn_read_2(struct urtwn_softc *, uint16_t); 233251538Srpaulostatic uint32_t urtwn_read_4(struct urtwn_softc *, uint16_t); 234281069Srpaulostatic int urtwn_fw_cmd(struct urtwn_softc *, uint8_t, 235251538Srpaulo const void *, int); 236292174Savosstatic void urtwn_cmdq_cb(void *, int); 237292174Savosstatic int urtwn_cmd_sleepable(struct urtwn_softc *, const void *, 238292174Savos size_t, CMD_FUNC_PROTO); 239264912Skevlostatic void urtwn_r92c_rf_write(struct urtwn_softc *, int, 240264912Skevlo uint8_t, uint32_t); 241281069Srpaulostatic void urtwn_r88e_rf_write(struct urtwn_softc *, int, 242264912Skevlo uint8_t, uint32_t); 243251538Srpaulostatic uint32_t urtwn_rf_read(struct urtwn_softc *, int, uint8_t); 244281069Srpaulostatic int urtwn_llt_write(struct urtwn_softc *, uint32_t, 245251538Srpaulo uint32_t); 246291264Savosstatic int urtwn_efuse_read_next(struct urtwn_softc *, uint8_t *); 247291264Savosstatic int urtwn_efuse_read_data(struct urtwn_softc *, uint8_t *, 248291264Savos uint8_t, uint8_t); 249294471Savos#ifdef USB_DEBUG 250291264Savosstatic void urtwn_dump_rom_contents(struct urtwn_softc *, 251291264Savos uint8_t *, uint16_t); 252291264Savos#endif 253291264Savosstatic int urtwn_efuse_read(struct urtwn_softc *, uint8_t *, 254291264Savos uint16_t); 255291698Savosstatic int urtwn_efuse_switch_power(struct urtwn_softc *); 256251538Srpaulostatic int urtwn_read_chipid(struct urtwn_softc *); 257291264Savosstatic int urtwn_read_rom(struct urtwn_softc *); 258291264Savosstatic int urtwn_r88e_read_rom(struct urtwn_softc *); 259251538Srpaulostatic int urtwn_ra_init(struct urtwn_softc *); 260290631Savosstatic void urtwn_init_beacon(struct urtwn_softc *, 261290631Savos struct urtwn_vap *); 262290631Savosstatic int urtwn_setup_beacon(struct urtwn_softc *, 263290631Savos struct ieee80211_node *); 264290631Savosstatic void urtwn_update_beacon(struct ieee80211vap *, int); 265290631Savosstatic int urtwn_tx_beacon(struct urtwn_softc *sc, 266290631Savos struct urtwn_vap *); 267292175Savosstatic int urtwn_key_alloc(struct ieee80211vap *, 268292175Savos struct ieee80211_key *, ieee80211_keyix *, 269292175Savos ieee80211_keyix *); 270292175Savosstatic void urtwn_key_set_cb(struct urtwn_softc *, 271292175Savos union sec_param *); 272292175Savosstatic void urtwn_key_del_cb(struct urtwn_softc *, 273292175Savos union sec_param *); 274292175Savosstatic int urtwn_key_set(struct ieee80211vap *, 275292175Savos const struct ieee80211_key *); 276292175Savosstatic int urtwn_key_delete(struct ieee80211vap *, 277292175Savos const struct ieee80211_key *); 278290651Savosstatic void urtwn_tsf_task_adhoc(void *, int); 279290631Savosstatic void urtwn_tsf_sync_enable(struct urtwn_softc *, 280290631Savos struct ieee80211vap *); 281292203Savosstatic void urtwn_get_tsf(struct urtwn_softc *, uint64_t *); 282251538Srpaulostatic void urtwn_set_led(struct urtwn_softc *, int, int); 283289811Savosstatic void urtwn_set_mode(struct urtwn_softc *, uint8_t); 284290651Savosstatic void urtwn_ibss_recv_mgmt(struct ieee80211_node *, 285290651Savos struct mbuf *, int, 286290651Savos const struct ieee80211_rx_stats *, int, int); 287281069Srpaulostatic int urtwn_newstate(struct ieee80211vap *, 288251538Srpaulo enum ieee80211_state, int); 289294473Savosstatic void urtwn_calib_to(void *); 290294473Savosstatic void urtwn_calib_cb(struct urtwn_softc *, 291294473Savos union sec_param *); 292251538Srpaulostatic void urtwn_watchdog(void *); 293251538Srpaulostatic void urtwn_update_avgrssi(struct urtwn_softc *, int, int8_t); 294251538Srpaulostatic int8_t urtwn_get_rssi(struct urtwn_softc *, int, void *); 295264912Skevlostatic int8_t urtwn_r88e_get_rssi(struct urtwn_softc *, int, void *); 296290630Savosstatic int urtwn_tx_data(struct urtwn_softc *, 297251538Srpaulo struct ieee80211_node *, struct mbuf *, 298251538Srpaulo struct urtwn_data *); 299292221Savosstatic int urtwn_tx_raw(struct urtwn_softc *, 300292221Savos struct ieee80211_node *, struct mbuf *, 301292221Savos struct urtwn_data *, 302292221Savos const struct ieee80211_bpf_params *); 303290630Savosstatic void urtwn_tx_start(struct urtwn_softc *, struct mbuf *, 304290630Savos uint8_t, struct urtwn_data *); 305287197Sglebiusstatic int urtwn_transmit(struct ieee80211com *, struct mbuf *); 306287197Sglebiusstatic void urtwn_start(struct urtwn_softc *); 307287197Sglebiusstatic void urtwn_parent(struct ieee80211com *); 308264912Skevlostatic int urtwn_r92c_power_on(struct urtwn_softc *); 309264912Skevlostatic int urtwn_r88e_power_on(struct urtwn_softc *); 310251538Srpaulostatic int urtwn_llt_init(struct urtwn_softc *); 311251538Srpaulostatic void urtwn_fw_reset(struct urtwn_softc *); 312264912Skevlostatic void urtwn_r88e_fw_reset(struct urtwn_softc *); 313281069Srpaulostatic int urtwn_fw_loadpage(struct urtwn_softc *, int, 314251538Srpaulo const uint8_t *, int); 315251538Srpaulostatic int urtwn_load_firmware(struct urtwn_softc *); 316291902Skevlostatic int urtwn_dma_init(struct urtwn_softc *); 317291698Savosstatic int urtwn_mac_init(struct urtwn_softc *); 318251538Srpaulostatic void urtwn_bb_init(struct urtwn_softc *); 319251538Srpaulostatic void urtwn_rf_init(struct urtwn_softc *); 320251538Srpaulostatic void urtwn_cam_init(struct urtwn_softc *); 321292175Savosstatic int urtwn_cam_write(struct urtwn_softc *, uint32_t, 322292175Savos uint32_t); 323251538Srpaulostatic void urtwn_pa_bias_init(struct urtwn_softc *); 324251538Srpaulostatic void urtwn_rxfilter_init(struct urtwn_softc *); 325251538Srpaulostatic void urtwn_edca_init(struct urtwn_softc *); 326281069Srpaulostatic void urtwn_write_txpower(struct urtwn_softc *, int, 327251538Srpaulo uint16_t[]); 328251538Srpaulostatic void urtwn_get_txpower(struct urtwn_softc *, int, 329281069Srpaulo struct ieee80211_channel *, 330251538Srpaulo struct ieee80211_channel *, uint16_t[]); 331264912Skevlostatic void urtwn_r88e_get_txpower(struct urtwn_softc *, int, 332281069Srpaulo struct ieee80211_channel *, 333264912Skevlo struct ieee80211_channel *, uint16_t[]); 334251538Srpaulostatic void urtwn_set_txpower(struct urtwn_softc *, 335281069Srpaulo struct ieee80211_channel *, 336251538Srpaulo struct ieee80211_channel *); 337290048Savosstatic void urtwn_set_rx_bssid_all(struct urtwn_softc *, int); 338290048Savosstatic void urtwn_set_gain(struct urtwn_softc *, uint8_t); 339251538Srpaulostatic void urtwn_scan_start(struct ieee80211com *); 340251538Srpaulostatic void urtwn_scan_end(struct ieee80211com *); 341251538Srpaulostatic void urtwn_set_channel(struct ieee80211com *); 342292014Savosstatic int urtwn_wme_update(struct ieee80211com *); 343294465Savosstatic void urtwn_update_slot(struct ieee80211com *); 344294465Savosstatic void urtwn_update_slot_cb(struct urtwn_softc *, 345294465Savos union sec_param *); 346294465Savosstatic void urtwn_update_aifs(struct urtwn_softc *, uint8_t); 347290564Savosstatic void urtwn_set_promisc(struct urtwn_softc *); 348290564Savosstatic void urtwn_update_promisc(struct ieee80211com *); 349289066Skevlostatic void urtwn_update_mcast(struct ieee80211com *); 350292167Savosstatic struct ieee80211_node *urtwn_r88e_node_alloc(struct ieee80211vap *, 351292167Savos const uint8_t mac[IEEE80211_ADDR_LEN]); 352292167Savosstatic void urtwn_r88e_newassoc(struct ieee80211_node *, int); 353292167Savosstatic void urtwn_r88e_node_free(struct ieee80211_node *); 354251538Srpaulostatic void urtwn_set_chan(struct urtwn_softc *, 355281069Srpaulo struct ieee80211_channel *, 356251538Srpaulo struct ieee80211_channel *); 357251538Srpaulostatic void urtwn_iq_calib(struct urtwn_softc *); 358251538Srpaulostatic void urtwn_lc_calib(struct urtwn_softc *); 359294473Savosstatic void urtwn_temp_calib(struct urtwn_softc *); 360291698Savosstatic int urtwn_init(struct urtwn_softc *); 361287197Sglebiusstatic void urtwn_stop(struct urtwn_softc *); 362251538Srpaulostatic void urtwn_abort_xfers(struct urtwn_softc *); 363251538Srpaulostatic int urtwn_raw_xmit(struct ieee80211_node *, struct mbuf *, 364251538Srpaulo const struct ieee80211_bpf_params *); 365266472Shselaskystatic void urtwn_ms_delay(struct urtwn_softc *); 366251538Srpaulo 367251538Srpaulo/* Aliases. */ 368251538Srpaulo#define urtwn_bb_write urtwn_write_4 369251538Srpaulo#define urtwn_bb_read urtwn_read_4 370251538Srpaulo 371251538Srpaulostatic const struct usb_config urtwn_config[URTWN_N_TRANSFER] = { 372251538Srpaulo [URTWN_BULK_RX] = { 373251538Srpaulo .type = UE_BULK, 374251538Srpaulo .endpoint = UE_ADDR_ANY, 375251538Srpaulo .direction = UE_DIR_IN, 376251538Srpaulo .bufsize = URTWN_RXBUFSZ, 377251538Srpaulo .flags = { 378251538Srpaulo .pipe_bof = 1, 379251538Srpaulo .short_xfer_ok = 1 380251538Srpaulo }, 381251538Srpaulo .callback = urtwn_bulk_rx_callback, 382251538Srpaulo }, 383251538Srpaulo [URTWN_BULK_TX_BE] = { 384251538Srpaulo .type = UE_BULK, 385251538Srpaulo .endpoint = 0x03, 386251538Srpaulo .direction = UE_DIR_OUT, 387251538Srpaulo .bufsize = URTWN_TXBUFSZ, 388251538Srpaulo .flags = { 389251538Srpaulo .ext_buffer = 1, 390251538Srpaulo .pipe_bof = 1, 391251538Srpaulo .force_short_xfer = 1 392251538Srpaulo }, 393251538Srpaulo .callback = urtwn_bulk_tx_callback, 394251538Srpaulo .timeout = URTWN_TX_TIMEOUT, /* ms */ 395251538Srpaulo }, 396251538Srpaulo [URTWN_BULK_TX_BK] = { 397251538Srpaulo .type = UE_BULK, 398251538Srpaulo .endpoint = 0x03, 399251538Srpaulo .direction = UE_DIR_OUT, 400251538Srpaulo .bufsize = URTWN_TXBUFSZ, 401251538Srpaulo .flags = { 402251538Srpaulo .ext_buffer = 1, 403251538Srpaulo .pipe_bof = 1, 404251538Srpaulo .force_short_xfer = 1, 405251538Srpaulo }, 406251538Srpaulo .callback = urtwn_bulk_tx_callback, 407251538Srpaulo .timeout = URTWN_TX_TIMEOUT, /* ms */ 408251538Srpaulo }, 409251538Srpaulo [URTWN_BULK_TX_VI] = { 410251538Srpaulo .type = UE_BULK, 411251538Srpaulo .endpoint = 0x02, 412251538Srpaulo .direction = UE_DIR_OUT, 413251538Srpaulo .bufsize = URTWN_TXBUFSZ, 414251538Srpaulo .flags = { 415251538Srpaulo .ext_buffer = 1, 416251538Srpaulo .pipe_bof = 1, 417251538Srpaulo .force_short_xfer = 1 418251538Srpaulo }, 419251538Srpaulo .callback = urtwn_bulk_tx_callback, 420251538Srpaulo .timeout = URTWN_TX_TIMEOUT, /* ms */ 421251538Srpaulo }, 422251538Srpaulo [URTWN_BULK_TX_VO] = { 423251538Srpaulo .type = UE_BULK, 424251538Srpaulo .endpoint = 0x02, 425251538Srpaulo .direction = UE_DIR_OUT, 426251538Srpaulo .bufsize = URTWN_TXBUFSZ, 427251538Srpaulo .flags = { 428251538Srpaulo .ext_buffer = 1, 429251538Srpaulo .pipe_bof = 1, 430251538Srpaulo .force_short_xfer = 1 431251538Srpaulo }, 432251538Srpaulo .callback = urtwn_bulk_tx_callback, 433251538Srpaulo .timeout = URTWN_TX_TIMEOUT, /* ms */ 434251538Srpaulo }, 435251538Srpaulo}; 436251538Srpaulo 437292014Savosstatic const struct wme_to_queue { 438292014Savos uint16_t reg; 439292014Savos uint8_t qid; 440292014Savos} wme2queue[WME_NUM_AC] = { 441292014Savos { R92C_EDCA_BE_PARAM, URTWN_BULK_TX_BE}, 442292014Savos { R92C_EDCA_BK_PARAM, URTWN_BULK_TX_BK}, 443292014Savos { R92C_EDCA_VI_PARAM, URTWN_BULK_TX_VI}, 444292014Savos { R92C_EDCA_VO_PARAM, URTWN_BULK_TX_VO} 445292014Savos}; 446292014Savos 447251538Srpaulostatic int 448251538Srpaulourtwn_match(device_t self) 449251538Srpaulo{ 450251538Srpaulo struct usb_attach_arg *uaa = device_get_ivars(self); 451251538Srpaulo 452251538Srpaulo if (uaa->usb_mode != USB_MODE_HOST) 453251538Srpaulo return (ENXIO); 454251538Srpaulo if (uaa->info.bConfigIndex != URTWN_CONFIG_INDEX) 455251538Srpaulo return (ENXIO); 456251538Srpaulo if (uaa->info.bIfaceIndex != URTWN_IFACE_INDEX) 457251538Srpaulo return (ENXIO); 458251538Srpaulo 459251538Srpaulo return (usbd_lookup_id_by_uaa(urtwn_devs, sizeof(urtwn_devs), uaa)); 460251538Srpaulo} 461251538Srpaulo 462251538Srpaulostatic int 463251538Srpaulourtwn_attach(device_t self) 464251538Srpaulo{ 465251538Srpaulo struct usb_attach_arg *uaa = device_get_ivars(self); 466251538Srpaulo struct urtwn_softc *sc = device_get_softc(self); 467287197Sglebius struct ieee80211com *ic = &sc->sc_ic; 468293339Savos uint8_t bands[howmany(IEEE80211_MODE_MAX, 8)]; 469251538Srpaulo int error; 470251538Srpaulo 471251538Srpaulo device_set_usb_desc(self); 472251538Srpaulo sc->sc_udev = uaa->device; 473251538Srpaulo sc->sc_dev = self; 474264912Skevlo if (USB_GET_DRIVER_INFO(uaa) == URTWN_RTL8188E) 475264912Skevlo sc->chip |= URTWN_CHIP_88E; 476251538Srpaulo 477294471Savos#ifdef USB_DEBUG 478294471Savos int debug; 479294471Savos if (resource_int_value(device_get_name(sc->sc_dev), 480294471Savos device_get_unit(sc->sc_dev), "debug", &debug) == 0) 481294471Savos sc->sc_debug = debug; 482294471Savos#endif 483294471Savos 484251538Srpaulo mtx_init(&sc->sc_mtx, device_get_nameunit(self), 485251538Srpaulo MTX_NETWORK_LOCK, MTX_DEF); 486292174Savos URTWN_CMDQ_LOCK_INIT(sc); 487292167Savos URTWN_NT_LOCK_INIT(sc); 488294473Savos callout_init(&sc->sc_calib_to, 0); 489251538Srpaulo callout_init(&sc->sc_watchdog_ch, 0); 490287197Sglebius mbufq_init(&sc->sc_snd, ifqmaxlen); 491251538Srpaulo 492291902Skevlo sc->sc_iface_index = URTWN_IFACE_INDEX; 493291902Skevlo error = usbd_transfer_setup(uaa->device, &sc->sc_iface_index, 494291902Skevlo sc->sc_xfer, urtwn_config, URTWN_N_TRANSFER, sc, &sc->sc_mtx); 495251538Srpaulo if (error) { 496251538Srpaulo device_printf(self, "could not allocate USB transfers, " 497251538Srpaulo "err=%s\n", usbd_errstr(error)); 498251538Srpaulo goto detach; 499251538Srpaulo } 500251538Srpaulo 501251538Srpaulo URTWN_LOCK(sc); 502251538Srpaulo 503251538Srpaulo error = urtwn_read_chipid(sc); 504251538Srpaulo if (error) { 505251538Srpaulo device_printf(sc->sc_dev, "unsupported test chip\n"); 506251538Srpaulo URTWN_UNLOCK(sc); 507251538Srpaulo goto detach; 508251538Srpaulo } 509251538Srpaulo 510251538Srpaulo /* Determine number of Tx/Rx chains. */ 511251538Srpaulo if (sc->chip & URTWN_CHIP_92C) { 512251538Srpaulo sc->ntxchains = (sc->chip & URTWN_CHIP_92C_1T2R) ? 1 : 2; 513251538Srpaulo sc->nrxchains = 2; 514251538Srpaulo } else { 515251538Srpaulo sc->ntxchains = 1; 516251538Srpaulo sc->nrxchains = 1; 517251538Srpaulo } 518251538Srpaulo 519264912Skevlo if (sc->chip & URTWN_CHIP_88E) 520291264Savos error = urtwn_r88e_read_rom(sc); 521264912Skevlo else 522291264Savos error = urtwn_read_rom(sc); 523291264Savos if (error != 0) { 524291264Savos device_printf(sc->sc_dev, "%s: cannot read rom, error %d\n", 525291264Savos __func__, error); 526291264Savos URTWN_UNLOCK(sc); 527291264Savos goto detach; 528291264Savos } 529264912Skevlo 530251538Srpaulo device_printf(sc->sc_dev, "MAC/BB RTL%s, RF 6052 %dT%dR\n", 531251538Srpaulo (sc->chip & URTWN_CHIP_92C) ? "8192CU" : 532264912Skevlo (sc->chip & URTWN_CHIP_88E) ? "8188EU" : 533251538Srpaulo (sc->board_type == R92C_BOARD_TYPE_HIGHPA) ? "8188RU" : 534251538Srpaulo (sc->board_type == R92C_BOARD_TYPE_MINICARD) ? "8188CE-VAU" : 535251538Srpaulo "8188CUS", sc->ntxchains, sc->nrxchains); 536251538Srpaulo 537251538Srpaulo URTWN_UNLOCK(sc); 538251538Srpaulo 539283537Sglebius ic->ic_softc = sc; 540283527Sglebius ic->ic_name = device_get_nameunit(self); 541251538Srpaulo ic->ic_phytype = IEEE80211_T_OFDM; /* not only, but not used */ 542251538Srpaulo ic->ic_opmode = IEEE80211_M_STA; /* default to BSS mode */ 543251538Srpaulo 544251538Srpaulo /* set device capabilities */ 545251538Srpaulo ic->ic_caps = 546251538Srpaulo IEEE80211_C_STA /* station mode */ 547251538Srpaulo | IEEE80211_C_MONITOR /* monitor mode */ 548290651Savos | IEEE80211_C_IBSS /* adhoc mode */ 549290631Savos | IEEE80211_C_HOSTAP /* hostap mode */ 550251538Srpaulo | IEEE80211_C_SHPREAMBLE /* short preamble supported */ 551251538Srpaulo | IEEE80211_C_SHSLOT /* short slot time supported */ 552251538Srpaulo | IEEE80211_C_BGSCAN /* capable of bg scanning */ 553251538Srpaulo | IEEE80211_C_WPA /* 802.11i */ 554292014Savos | IEEE80211_C_WME /* 802.11e */ 555251538Srpaulo ; 556251538Srpaulo 557292175Savos ic->ic_cryptocaps = 558292175Savos IEEE80211_CRYPTO_WEP | 559292175Savos IEEE80211_CRYPTO_TKIP | 560292175Savos IEEE80211_CRYPTO_AES_CCM; 561292175Savos 562293339Savos memset(bands, 0, sizeof(bands)); 563293339Savos setbit(bands, IEEE80211_MODE_11B); 564293339Savos setbit(bands, IEEE80211_MODE_11G); 565293339Savos ieee80211_init_channels(ic, NULL, bands); 566251538Srpaulo 567287197Sglebius ieee80211_ifattach(ic); 568251538Srpaulo ic->ic_raw_xmit = urtwn_raw_xmit; 569251538Srpaulo ic->ic_scan_start = urtwn_scan_start; 570251538Srpaulo ic->ic_scan_end = urtwn_scan_end; 571251538Srpaulo ic->ic_set_channel = urtwn_set_channel; 572287197Sglebius ic->ic_transmit = urtwn_transmit; 573287197Sglebius ic->ic_parent = urtwn_parent; 574251538Srpaulo ic->ic_vap_create = urtwn_vap_create; 575251538Srpaulo ic->ic_vap_delete = urtwn_vap_delete; 576292014Savos ic->ic_wme.wme_update = urtwn_wme_update; 577294465Savos ic->ic_updateslot = urtwn_update_slot; 578290564Savos ic->ic_update_promisc = urtwn_update_promisc; 579251538Srpaulo ic->ic_update_mcast = urtwn_update_mcast; 580292167Savos if (sc->chip & URTWN_CHIP_88E) { 581292167Savos ic->ic_node_alloc = urtwn_r88e_node_alloc; 582292167Savos ic->ic_newassoc = urtwn_r88e_newassoc; 583292167Savos sc->sc_node_free = ic->ic_node_free; 584292167Savos ic->ic_node_free = urtwn_r88e_node_free; 585292167Savos } 586251538Srpaulo 587281069Srpaulo ieee80211_radiotap_attach(ic, &sc->sc_txtap.wt_ihdr, 588251538Srpaulo sizeof(sc->sc_txtap), URTWN_TX_RADIOTAP_PRESENT, 589251538Srpaulo &sc->sc_rxtap.wr_ihdr, sizeof(sc->sc_rxtap), 590251538Srpaulo URTWN_RX_RADIOTAP_PRESENT); 591251538Srpaulo 592292174Savos TASK_INIT(&sc->cmdq_task, 0, urtwn_cmdq_cb, sc); 593292174Savos 594294471Savos urtwn_sysctlattach(sc); 595294471Savos 596251538Srpaulo if (bootverbose) 597251538Srpaulo ieee80211_announce(ic); 598251538Srpaulo 599251538Srpaulo return (0); 600251538Srpaulo 601251538Srpaulodetach: 602251538Srpaulo urtwn_detach(self); 603251538Srpaulo return (ENXIO); /* failure */ 604251538Srpaulo} 605251538Srpaulo 606294471Savosstatic void 607294471Savosurtwn_sysctlattach(struct urtwn_softc *sc) 608294471Savos{ 609294471Savos#ifdef USB_DEBUG 610294471Savos struct sysctl_ctx_list *ctx = device_get_sysctl_ctx(sc->sc_dev); 611294471Savos struct sysctl_oid *tree = device_get_sysctl_tree(sc->sc_dev); 612294471Savos 613294471Savos SYSCTL_ADD_U32(ctx, SYSCTL_CHILDREN(tree), OID_AUTO, 614294471Savos "debug", CTLFLAG_RW, &sc->sc_debug, sc->sc_debug, 615294471Savos "control debugging printfs"); 616294471Savos#endif 617294471Savos} 618294471Savos 619251538Srpaulostatic int 620251538Srpaulourtwn_detach(device_t self) 621251538Srpaulo{ 622251538Srpaulo struct urtwn_softc *sc = device_get_softc(self); 623287197Sglebius struct ieee80211com *ic = &sc->sc_ic; 624263153Skevlo unsigned int x; 625281069Srpaulo 626263153Skevlo /* Prevent further ioctls. */ 627263153Skevlo URTWN_LOCK(sc); 628263153Skevlo sc->sc_flags |= URTWN_DETACHED; 629263153Skevlo URTWN_UNLOCK(sc); 630251538Srpaulo 631291698Savos urtwn_stop(sc); 632291698Savos 633251538Srpaulo callout_drain(&sc->sc_watchdog_ch); 634294473Savos callout_drain(&sc->sc_calib_to); 635251538Srpaulo 636288353Sadrian /* stop all USB transfers */ 637288353Sadrian usbd_transfer_unsetup(sc->sc_xfer, URTWN_N_TRANSFER); 638288353Sadrian 639263153Skevlo /* Prevent further allocations from RX/TX data lists. */ 640263153Skevlo URTWN_LOCK(sc); 641263153Skevlo STAILQ_INIT(&sc->sc_tx_active); 642263153Skevlo STAILQ_INIT(&sc->sc_tx_inactive); 643263153Skevlo STAILQ_INIT(&sc->sc_tx_pending); 644263153Skevlo 645263153Skevlo STAILQ_INIT(&sc->sc_rx_active); 646263153Skevlo STAILQ_INIT(&sc->sc_rx_inactive); 647263153Skevlo URTWN_UNLOCK(sc); 648263153Skevlo 649263153Skevlo /* drain USB transfers */ 650263153Skevlo for (x = 0; x != URTWN_N_TRANSFER; x++) 651263153Skevlo usbd_transfer_drain(sc->sc_xfer[x]); 652263153Skevlo 653263153Skevlo /* Free data buffers. */ 654263153Skevlo URTWN_LOCK(sc); 655263153Skevlo urtwn_free_tx_list(sc); 656263153Skevlo urtwn_free_rx_list(sc); 657263153Skevlo URTWN_UNLOCK(sc); 658263153Skevlo 659292174Savos if (ic->ic_softc == sc) { 660292174Savos ieee80211_draintask(ic, &sc->cmdq_task); 661292174Savos ieee80211_ifdetach(ic); 662292174Savos } 663292174Savos 664292167Savos URTWN_NT_LOCK_DESTROY(sc); 665292174Savos URTWN_CMDQ_LOCK_DESTROY(sc); 666251538Srpaulo mtx_destroy(&sc->sc_mtx); 667251538Srpaulo 668251538Srpaulo return (0); 669251538Srpaulo} 670251538Srpaulo 671251538Srpaulostatic void 672289066Skevlourtwn_drain_mbufq(struct urtwn_softc *sc) 673251538Srpaulo{ 674289066Skevlo struct mbuf *m; 675289066Skevlo struct ieee80211_node *ni; 676289066Skevlo URTWN_ASSERT_LOCKED(sc); 677289066Skevlo while ((m = mbufq_dequeue(&sc->sc_snd)) != NULL) { 678289066Skevlo ni = (struct ieee80211_node *)m->m_pkthdr.rcvif; 679289066Skevlo m->m_pkthdr.rcvif = NULL; 680289066Skevlo ieee80211_free_node(ni); 681289066Skevlo m_freem(m); 682251538Srpaulo } 683251538Srpaulo} 684251538Srpaulo 685251538Srpaulostatic usb_error_t 686251538Srpaulourtwn_do_request(struct urtwn_softc *sc, struct usb_device_request *req, 687251538Srpaulo void *data) 688251538Srpaulo{ 689251538Srpaulo usb_error_t err; 690251538Srpaulo int ntries = 10; 691251538Srpaulo 692251538Srpaulo URTWN_ASSERT_LOCKED(sc); 693251538Srpaulo 694251538Srpaulo while (ntries--) { 695251538Srpaulo err = usbd_do_request_flags(sc->sc_udev, &sc->sc_mtx, 696251538Srpaulo req, data, 0, NULL, 250 /* ms */); 697251538Srpaulo if (err == 0) 698251538Srpaulo break; 699251538Srpaulo 700294471Savos URTWN_DPRINTF(sc, URTWN_DEBUG_USB, 701294471Savos "%s: control request failed, %s (retries left: %d)\n", 702294471Savos __func__, usbd_errstr(err), ntries); 703251538Srpaulo usb_pause_mtx(&sc->sc_mtx, hz / 100); 704251538Srpaulo } 705251538Srpaulo return (err); 706251538Srpaulo} 707251538Srpaulo 708251538Srpaulostatic struct ieee80211vap * 709251538Srpaulourtwn_vap_create(struct ieee80211com *ic, const char name[IFNAMSIZ], int unit, 710251538Srpaulo enum ieee80211_opmode opmode, int flags, 711251538Srpaulo const uint8_t bssid[IEEE80211_ADDR_LEN], 712251538Srpaulo const uint8_t mac[IEEE80211_ADDR_LEN]) 713251538Srpaulo{ 714290631Savos struct urtwn_softc *sc = ic->ic_softc; 715251538Srpaulo struct urtwn_vap *uvp; 716251538Srpaulo struct ieee80211vap *vap; 717251538Srpaulo 718251538Srpaulo if (!TAILQ_EMPTY(&ic->ic_vaps)) /* only one at a time */ 719251538Srpaulo return (NULL); 720251538Srpaulo 721287197Sglebius uvp = malloc(sizeof(struct urtwn_vap), M_80211_VAP, M_WAITOK | M_ZERO); 722251538Srpaulo vap = &uvp->vap; 723251538Srpaulo /* enable s/w bmiss handling for sta mode */ 724251538Srpaulo 725281069Srpaulo if (ieee80211_vap_setup(ic, vap, name, unit, opmode, 726287197Sglebius flags | IEEE80211_CLONE_NOBEACONS, bssid) != 0) { 727257743Shselasky /* out of memory */ 728257743Shselasky free(uvp, M_80211_VAP); 729257743Shselasky return (NULL); 730257743Shselasky } 731257743Shselasky 732290651Savos if (opmode == IEEE80211_M_HOSTAP || opmode == IEEE80211_M_IBSS) 733290631Savos urtwn_init_beacon(sc, uvp); 734290631Savos 735251538Srpaulo /* override state transition machine */ 736251538Srpaulo uvp->newstate = vap->iv_newstate; 737251538Srpaulo vap->iv_newstate = urtwn_newstate; 738290631Savos vap->iv_update_beacon = urtwn_update_beacon; 739292175Savos vap->iv_key_alloc = urtwn_key_alloc; 740292175Savos vap->iv_key_set = urtwn_key_set; 741292175Savos vap->iv_key_delete = urtwn_key_delete; 742290651Savos if (opmode == IEEE80211_M_IBSS) { 743290651Savos uvp->recv_mgmt = vap->iv_recv_mgmt; 744290651Savos vap->iv_recv_mgmt = urtwn_ibss_recv_mgmt; 745290651Savos TASK_INIT(&uvp->tsf_task_adhoc, 0, urtwn_tsf_task_adhoc, vap); 746290651Savos } 747251538Srpaulo 748292167Savos if (URTWN_CHIP_HAS_RATECTL(sc)) 749292167Savos ieee80211_ratectl_init(vap); 750251538Srpaulo /* complete setup */ 751251538Srpaulo ieee80211_vap_attach(vap, ieee80211_media_change, 752287197Sglebius ieee80211_media_status, mac); 753251538Srpaulo ic->ic_opmode = opmode; 754251538Srpaulo return (vap); 755251538Srpaulo} 756251538Srpaulo 757251538Srpaulostatic void 758251538Srpaulourtwn_vap_delete(struct ieee80211vap *vap) 759251538Srpaulo{ 760290651Savos struct ieee80211com *ic = vap->iv_ic; 761292167Savos struct urtwn_softc *sc = ic->ic_softc; 762251538Srpaulo struct urtwn_vap *uvp = URTWN_VAP(vap); 763251538Srpaulo 764290651Savos if (uvp->bcn_mbuf != NULL) 765290651Savos m_freem(uvp->bcn_mbuf); 766290651Savos if (vap->iv_opmode == IEEE80211_M_IBSS) 767290651Savos ieee80211_draintask(ic, &uvp->tsf_task_adhoc); 768292167Savos if (URTWN_CHIP_HAS_RATECTL(sc)) 769292167Savos ieee80211_ratectl_deinit(vap); 770251538Srpaulo ieee80211_vap_detach(vap); 771251538Srpaulo free(uvp, M_80211_VAP); 772251538Srpaulo} 773251538Srpaulo 774251538Srpaulostatic struct mbuf * 775292207Savosurtwn_rx_copy_to_mbuf(struct urtwn_softc *sc, struct r92c_rx_stat *stat, 776292207Savos int totlen) 777251538Srpaulo{ 778287197Sglebius struct ieee80211com *ic = &sc->sc_ic; 779251538Srpaulo struct mbuf *m; 780292207Savos uint32_t rxdw0; 781292207Savos int pktlen; 782251538Srpaulo 783251538Srpaulo /* 784251538Srpaulo * don't pass packets to the ieee80211 framework if the driver isn't 785251538Srpaulo * RUNNING. 786251538Srpaulo */ 787287197Sglebius if (!(sc->sc_flags & URTWN_RUNNING)) 788251538Srpaulo return (NULL); 789251538Srpaulo 790251538Srpaulo rxdw0 = le32toh(stat->rxdw0); 791251538Srpaulo if (rxdw0 & (R92C_RXDW0_CRCERR | R92C_RXDW0_ICVERR)) { 792251538Srpaulo /* 793251538Srpaulo * This should not happen since we setup our Rx filter 794251538Srpaulo * to not receive these frames. 795251538Srpaulo */ 796294471Savos URTWN_DPRINTF(sc, URTWN_DEBUG_RECV, 797294471Savos "%s: RX flags error (%s)\n", __func__, 798292207Savos rxdw0 & R92C_RXDW0_CRCERR ? "CRC" : "ICV"); 799292207Savos goto fail; 800251538Srpaulo } 801292207Savos 802292207Savos pktlen = MS(rxdw0, R92C_RXDW0_PKTLEN); 803292207Savos if (pktlen < sizeof(struct ieee80211_frame_ack)) { 804294471Savos URTWN_DPRINTF(sc, URTWN_DEBUG_RECV, 805294471Savos "%s: frame is too short: %d\n", __func__, pktlen); 806292207Savos goto fail; 807271303Skevlo } 808251538Srpaulo 809292207Savos if (__predict_false(totlen > MCLBYTES)) { 810292207Savos /* convert to m_getjcl if this happens */ 811292207Savos device_printf(sc->sc_dev, "%s: frame too long: %d (%d)\n", 812292207Savos __func__, pktlen, totlen); 813292207Savos goto fail; 814251538Srpaulo } 815251538Srpaulo 816260463Skevlo m = m_getcl(M_NOWAIT, MT_DATA, M_PKTHDR); 817292207Savos if (__predict_false(m == NULL)) { 818292207Savos device_printf(sc->sc_dev, "%s: could not allocate RX mbuf\n", 819292207Savos __func__); 820292207Savos goto fail; 821251538Srpaulo } 822251538Srpaulo 823251538Srpaulo /* Finalize mbuf. */ 824292207Savos memcpy(mtod(m, uint8_t *), (uint8_t *)stat, totlen); 825292207Savos m->m_pkthdr.len = m->m_len = totlen; 826292207Savos 827251538Srpaulo return (m); 828292207Savosfail: 829292207Savos counter_u64_add(ic->ic_ierrors, 1); 830292207Savos return (NULL); 831251538Srpaulo} 832251538Srpaulo 833251538Srpaulostatic struct mbuf * 834292207Savosurtwn_report_intr(struct usb_xfer *xfer, struct urtwn_data *data) 835251538Srpaulo{ 836251538Srpaulo struct urtwn_softc *sc = data->sc; 837287197Sglebius struct ieee80211com *ic = &sc->sc_ic; 838251538Srpaulo struct r92c_rx_stat *stat; 839251538Srpaulo uint8_t *buf; 840292167Savos int len; 841251538Srpaulo 842251538Srpaulo usbd_xfer_status(xfer, &len, NULL, NULL, NULL); 843251538Srpaulo 844251538Srpaulo if (len < sizeof(*stat)) { 845287197Sglebius counter_u64_add(ic->ic_ierrors, 1); 846251538Srpaulo return (NULL); 847251538Srpaulo } 848251538Srpaulo 849251538Srpaulo buf = data->buf; 850292167Savos stat = (struct r92c_rx_stat *)buf; 851292167Savos 852292167Savos if (sc->chip & URTWN_CHIP_88E) { 853292167Savos int report_sel = MS(le32toh(stat->rxdw3), R88E_RXDW3_RPT); 854292167Savos 855292167Savos switch (report_sel) { 856292167Savos case R88E_RXDW3_RPT_RX: 857292207Savos return (urtwn_rxeof(sc, buf, len)); 858292167Savos case R88E_RXDW3_RPT_TX1: 859292167Savos urtwn_r88e_ratectl_tx_complete(sc, &stat[1]); 860292167Savos break; 861292167Savos default: 862294471Savos URTWN_DPRINTF(sc, URTWN_DEBUG_INTR, 863294471Savos "%s: case %d was not handled\n", __func__, 864294471Savos report_sel); 865292167Savos break; 866292167Savos } 867292167Savos } else 868292207Savos return (urtwn_rxeof(sc, buf, len)); 869292167Savos 870292167Savos return (NULL); 871292167Savos} 872292167Savos 873292167Savosstatic struct mbuf * 874292207Savosurtwn_rxeof(struct urtwn_softc *sc, uint8_t *buf, int len) 875292167Savos{ 876292167Savos struct r92c_rx_stat *stat; 877292167Savos struct mbuf *m, *m0 = NULL, *prevm = NULL; 878292167Savos uint32_t rxdw0; 879292167Savos int totlen, pktlen, infosz, npkts; 880292167Savos 881251538Srpaulo /* Get the number of encapsulated frames. */ 882251538Srpaulo stat = (struct r92c_rx_stat *)buf; 883251538Srpaulo npkts = MS(le32toh(stat->rxdw2), R92C_RXDW2_PKTCNT); 884294471Savos URTWN_DPRINTF(sc, URTWN_DEBUG_RECV, 885294471Savos "%s: Rx %d frames in one chunk\n", __func__, npkts); 886251538Srpaulo 887251538Srpaulo /* Process all of them. */ 888251538Srpaulo while (npkts-- > 0) { 889251538Srpaulo if (len < sizeof(*stat)) 890251538Srpaulo break; 891251538Srpaulo stat = (struct r92c_rx_stat *)buf; 892251538Srpaulo rxdw0 = le32toh(stat->rxdw0); 893251538Srpaulo 894251538Srpaulo pktlen = MS(rxdw0, R92C_RXDW0_PKTLEN); 895251538Srpaulo if (pktlen == 0) 896251538Srpaulo break; 897251538Srpaulo 898251538Srpaulo infosz = MS(rxdw0, R92C_RXDW0_INFOSZ) * 8; 899251538Srpaulo 900251538Srpaulo /* Make sure everything fits in xfer. */ 901251538Srpaulo totlen = sizeof(*stat) + infosz + pktlen; 902251538Srpaulo if (totlen > len) 903251538Srpaulo break; 904251538Srpaulo 905292207Savos m = urtwn_rx_copy_to_mbuf(sc, stat, totlen); 906251538Srpaulo if (m0 == NULL) 907251538Srpaulo m0 = m; 908251538Srpaulo if (prevm == NULL) 909251538Srpaulo prevm = m; 910251538Srpaulo else { 911251538Srpaulo prevm->m_next = m; 912251538Srpaulo prevm = m; 913251538Srpaulo } 914251538Srpaulo 915251538Srpaulo /* Next chunk is 128-byte aligned. */ 916251538Srpaulo totlen = (totlen + 127) & ~127; 917251538Srpaulo buf += totlen; 918251538Srpaulo len -= totlen; 919251538Srpaulo } 920251538Srpaulo 921251538Srpaulo return (m0); 922251538Srpaulo} 923251538Srpaulo 924251538Srpaulostatic void 925292167Savosurtwn_r88e_ratectl_tx_complete(struct urtwn_softc *sc, void *arg) 926292167Savos{ 927292167Savos struct r88e_tx_rpt_ccx *rpt = arg; 928292167Savos struct ieee80211vap *vap; 929292167Savos struct ieee80211_node *ni; 930292167Savos uint8_t macid; 931292167Savos int ntries; 932292167Savos 933292167Savos macid = MS(rpt->rptb1, R88E_RPTB1_MACID); 934292167Savos ntries = MS(rpt->rptb2, R88E_RPTB2_RETRY_CNT); 935292167Savos 936292167Savos URTWN_NT_LOCK(sc); 937292167Savos ni = sc->node_list[macid]; 938292167Savos if (ni != NULL) { 939292167Savos vap = ni->ni_vap; 940294471Savos URTWN_DPRINTF(sc, URTWN_DEBUG_INTR, "%s: frame for macid %d was" 941294471Savos "%s sent (%d retries)\n", __func__, macid, 942294471Savos (rpt->rptb1 & R88E_RPTB1_PKT_OK) ? "" : " not", 943294471Savos ntries); 944292167Savos 945292167Savos if (rpt->rptb1 & R88E_RPTB1_PKT_OK) { 946292167Savos ieee80211_ratectl_tx_complete(vap, ni, 947292167Savos IEEE80211_RATECTL_TX_SUCCESS, &ntries, NULL); 948292167Savos } else { 949292167Savos ieee80211_ratectl_tx_complete(vap, ni, 950292167Savos IEEE80211_RATECTL_TX_FAILURE, &ntries, NULL); 951292167Savos } 952294471Savos } else { 953294471Savos URTWN_DPRINTF(sc, URTWN_DEBUG_INTR, "%s: macid %d, ni is NULL\n", 954294471Savos __func__, macid); 955294471Savos } 956292167Savos URTWN_NT_UNLOCK(sc); 957292167Savos} 958292167Savos 959292207Savosstatic struct ieee80211_node * 960292207Savosurtwn_rx_frame(struct urtwn_softc *sc, struct mbuf *m, int8_t *rssi_p) 961292207Savos{ 962292207Savos struct ieee80211com *ic = &sc->sc_ic; 963292207Savos struct ieee80211_frame_min *wh; 964292207Savos struct r92c_rx_stat *stat; 965292207Savos uint32_t rxdw0, rxdw3; 966292207Savos uint8_t rate, cipher; 967292207Savos int8_t rssi = URTWN_NOISE_FLOOR + 1; 968292207Savos int infosz; 969292207Savos 970292207Savos stat = mtod(m, struct r92c_rx_stat *); 971292207Savos rxdw0 = le32toh(stat->rxdw0); 972292207Savos rxdw3 = le32toh(stat->rxdw3); 973292207Savos 974292207Savos rate = MS(rxdw3, R92C_RXDW3_RATE); 975292207Savos cipher = MS(rxdw0, R92C_RXDW0_CIPHER); 976292207Savos infosz = MS(rxdw0, R92C_RXDW0_INFOSZ) * 8; 977292207Savos 978292207Savos /* Get RSSI from PHY status descriptor if present. */ 979292207Savos if (infosz != 0 && (rxdw0 & R92C_RXDW0_PHYST)) { 980292207Savos if (sc->chip & URTWN_CHIP_88E) 981292207Savos rssi = urtwn_r88e_get_rssi(sc, rate, &stat[1]); 982292207Savos else 983292207Savos rssi = urtwn_get_rssi(sc, rate, &stat[1]); 984292207Savos /* Update our average RSSI. */ 985292207Savos urtwn_update_avgrssi(sc, rate, rssi); 986292207Savos } 987292207Savos 988292207Savos if (ieee80211_radiotap_active(ic)) { 989292207Savos struct urtwn_rx_radiotap_header *tap = &sc->sc_rxtap; 990292207Savos 991292207Savos tap->wr_flags = 0; 992292207Savos 993292207Savos urtwn_get_tsf(sc, &tap->wr_tsft); 994292207Savos if (__predict_false(le32toh((uint32_t)tap->wr_tsft) < 995292207Savos le32toh(stat->rxdw5))) { 996292207Savos tap->wr_tsft = le32toh(tap->wr_tsft >> 32) - 1; 997292207Savos tap->wr_tsft = (uint64_t)htole32(tap->wr_tsft) << 32; 998292207Savos } else 999292207Savos tap->wr_tsft &= 0xffffffff00000000; 1000292207Savos tap->wr_tsft += stat->rxdw5; 1001292207Savos 1002292207Savos /* Map HW rate index to 802.11 rate. */ 1003292207Savos if (!(rxdw3 & R92C_RXDW3_HT)) { 1004292207Savos tap->wr_rate = ridx2rate[rate]; 1005292207Savos } else if (rate >= 12) { /* MCS0~15. */ 1006292207Savos /* Bit 7 set means HT MCS instead of rate. */ 1007292207Savos tap->wr_rate = 0x80 | (rate - 12); 1008292207Savos } 1009292207Savos tap->wr_dbm_antsignal = rssi; 1010292207Savos tap->wr_dbm_antnoise = URTWN_NOISE_FLOOR; 1011292207Savos } 1012292207Savos 1013292207Savos *rssi_p = rssi; 1014292207Savos 1015292207Savos /* Drop descriptor. */ 1016292207Savos m_adj(m, sizeof(*stat) + infosz); 1017292207Savos wh = mtod(m, struct ieee80211_frame_min *); 1018292207Savos 1019292207Savos if ((wh->i_fc[1] & IEEE80211_FC1_PROTECTED) && 1020292207Savos cipher != R92C_CAM_ALGO_NONE) { 1021292207Savos m->m_flags |= M_WEP; 1022292207Savos } 1023292207Savos 1024292207Savos if (m->m_len >= sizeof(*wh)) 1025292207Savos return (ieee80211_find_rxnode(ic, wh)); 1026292207Savos 1027292207Savos return (NULL); 1028292207Savos} 1029292207Savos 1030292167Savosstatic void 1031251538Srpaulourtwn_bulk_rx_callback(struct usb_xfer *xfer, usb_error_t error) 1032251538Srpaulo{ 1033251538Srpaulo struct urtwn_softc *sc = usbd_xfer_softc(xfer); 1034287197Sglebius struct ieee80211com *ic = &sc->sc_ic; 1035251538Srpaulo struct ieee80211_node *ni; 1036251538Srpaulo struct mbuf *m = NULL, *next; 1037251538Srpaulo struct urtwn_data *data; 1038292207Savos int8_t nf, rssi; 1039251538Srpaulo 1040251538Srpaulo URTWN_ASSERT_LOCKED(sc); 1041251538Srpaulo 1042251538Srpaulo switch (USB_GET_STATE(xfer)) { 1043251538Srpaulo case USB_ST_TRANSFERRED: 1044251538Srpaulo data = STAILQ_FIRST(&sc->sc_rx_active); 1045251538Srpaulo if (data == NULL) 1046251538Srpaulo goto tr_setup; 1047251538Srpaulo STAILQ_REMOVE_HEAD(&sc->sc_rx_active, next); 1048292207Savos m = urtwn_report_intr(xfer, data); 1049251538Srpaulo STAILQ_INSERT_TAIL(&sc->sc_rx_inactive, data, next); 1050251538Srpaulo /* FALLTHROUGH */ 1051251538Srpaulo case USB_ST_SETUP: 1052251538Srpaulotr_setup: 1053251538Srpaulo data = STAILQ_FIRST(&sc->sc_rx_inactive); 1054251538Srpaulo if (data == NULL) { 1055251538Srpaulo KASSERT(m == NULL, ("mbuf isn't NULL")); 1056251538Srpaulo return; 1057251538Srpaulo } 1058251538Srpaulo STAILQ_REMOVE_HEAD(&sc->sc_rx_inactive, next); 1059251538Srpaulo STAILQ_INSERT_TAIL(&sc->sc_rx_active, data, next); 1060251538Srpaulo usbd_xfer_set_frame_data(xfer, 0, data->buf, 1061251538Srpaulo usbd_xfer_max_len(xfer)); 1062251538Srpaulo usbd_transfer_submit(xfer); 1063251538Srpaulo 1064251538Srpaulo /* 1065251538Srpaulo * To avoid LOR we should unlock our private mutex here to call 1066251538Srpaulo * ieee80211_input() because here is at the end of a USB 1067251538Srpaulo * callback and safe to unlock. 1068251538Srpaulo */ 1069251538Srpaulo while (m != NULL) { 1070251538Srpaulo next = m->m_next; 1071251538Srpaulo m->m_next = NULL; 1072292207Savos 1073292207Savos ni = urtwn_rx_frame(sc, m, &rssi); 1074292207Savos URTWN_UNLOCK(sc); 1075292207Savos 1076251538Srpaulo nf = URTWN_NOISE_FLOOR; 1077251538Srpaulo if (ni != NULL) { 1078289799Savos (void)ieee80211_input(ni, m, rssi - nf, nf); 1079251538Srpaulo ieee80211_free_node(ni); 1080289799Savos } else { 1081289799Savos (void)ieee80211_input_all(ic, m, rssi - nf, 1082289799Savos nf); 1083289799Savos } 1084292207Savos 1085292207Savos URTWN_LOCK(sc); 1086251538Srpaulo m = next; 1087251538Srpaulo } 1088251538Srpaulo break; 1089251538Srpaulo default: 1090251538Srpaulo /* needs it to the inactive queue due to a error. */ 1091251538Srpaulo data = STAILQ_FIRST(&sc->sc_rx_active); 1092251538Srpaulo if (data != NULL) { 1093251538Srpaulo STAILQ_REMOVE_HEAD(&sc->sc_rx_active, next); 1094251538Srpaulo STAILQ_INSERT_TAIL(&sc->sc_rx_inactive, data, next); 1095251538Srpaulo } 1096251538Srpaulo if (error != USB_ERR_CANCELLED) { 1097251538Srpaulo usbd_xfer_set_stall(xfer); 1098287197Sglebius counter_u64_add(ic->ic_ierrors, 1); 1099251538Srpaulo goto tr_setup; 1100251538Srpaulo } 1101251538Srpaulo break; 1102251538Srpaulo } 1103251538Srpaulo} 1104251538Srpaulo 1105251538Srpaulostatic void 1106289891Savosurtwn_txeof(struct urtwn_softc *sc, struct urtwn_data *data, int status) 1107251538Srpaulo{ 1108251538Srpaulo 1109251538Srpaulo URTWN_ASSERT_LOCKED(sc); 1110289891Savos 1111290631Savos if (data->ni != NULL) /* not a beacon frame */ 1112290631Savos ieee80211_tx_complete(data->ni, data->m, status); 1113289891Savos 1114287197Sglebius data->ni = NULL; 1115287197Sglebius data->m = NULL; 1116289891Savos 1117251538Srpaulo sc->sc_txtimer = 0; 1118289891Savos 1119289891Savos STAILQ_INSERT_TAIL(&sc->sc_tx_inactive, data, next); 1120251538Srpaulo} 1121251538Srpaulo 1122289066Skevlostatic int 1123289066Skevlourtwn_alloc_list(struct urtwn_softc *sc, struct urtwn_data data[], 1124289066Skevlo int ndata, int maxsz) 1125289066Skevlo{ 1126289066Skevlo int i, error; 1127289066Skevlo 1128289066Skevlo for (i = 0; i < ndata; i++) { 1129289066Skevlo struct urtwn_data *dp = &data[i]; 1130289066Skevlo dp->sc = sc; 1131289066Skevlo dp->m = NULL; 1132289066Skevlo dp->buf = malloc(maxsz, M_USBDEV, M_NOWAIT); 1133289066Skevlo if (dp->buf == NULL) { 1134289066Skevlo device_printf(sc->sc_dev, 1135289066Skevlo "could not allocate buffer\n"); 1136289066Skevlo error = ENOMEM; 1137289066Skevlo goto fail; 1138289066Skevlo } 1139289066Skevlo dp->ni = NULL; 1140289066Skevlo } 1141289066Skevlo 1142289066Skevlo return (0); 1143289066Skevlofail: 1144289066Skevlo urtwn_free_list(sc, data, ndata); 1145289066Skevlo return (error); 1146289066Skevlo} 1147289066Skevlo 1148289066Skevlostatic int 1149289066Skevlourtwn_alloc_rx_list(struct urtwn_softc *sc) 1150289066Skevlo{ 1151289066Skevlo int error, i; 1152289066Skevlo 1153289066Skevlo error = urtwn_alloc_list(sc, sc->sc_rx, URTWN_RX_LIST_COUNT, 1154289066Skevlo URTWN_RXBUFSZ); 1155289066Skevlo if (error != 0) 1156289066Skevlo return (error); 1157289066Skevlo 1158289066Skevlo STAILQ_INIT(&sc->sc_rx_active); 1159289066Skevlo STAILQ_INIT(&sc->sc_rx_inactive); 1160289066Skevlo 1161289066Skevlo for (i = 0; i < URTWN_RX_LIST_COUNT; i++) 1162289066Skevlo STAILQ_INSERT_HEAD(&sc->sc_rx_inactive, &sc->sc_rx[i], next); 1163289066Skevlo 1164289066Skevlo return (0); 1165289066Skevlo} 1166289066Skevlo 1167289066Skevlostatic int 1168289066Skevlourtwn_alloc_tx_list(struct urtwn_softc *sc) 1169289066Skevlo{ 1170289066Skevlo int error, i; 1171289066Skevlo 1172289066Skevlo error = urtwn_alloc_list(sc, sc->sc_tx, URTWN_TX_LIST_COUNT, 1173289066Skevlo URTWN_TXBUFSZ); 1174289066Skevlo if (error != 0) 1175289066Skevlo return (error); 1176289066Skevlo 1177289066Skevlo STAILQ_INIT(&sc->sc_tx_active); 1178289066Skevlo STAILQ_INIT(&sc->sc_tx_inactive); 1179289066Skevlo STAILQ_INIT(&sc->sc_tx_pending); 1180289066Skevlo 1181289066Skevlo for (i = 0; i < URTWN_TX_LIST_COUNT; i++) 1182289066Skevlo STAILQ_INSERT_HEAD(&sc->sc_tx_inactive, &sc->sc_tx[i], next); 1183289066Skevlo 1184289066Skevlo return (0); 1185289066Skevlo} 1186289066Skevlo 1187251538Srpaulostatic void 1188289066Skevlourtwn_free_list(struct urtwn_softc *sc, struct urtwn_data data[], int ndata) 1189289066Skevlo{ 1190289066Skevlo int i; 1191289066Skevlo 1192289066Skevlo for (i = 0; i < ndata; i++) { 1193289066Skevlo struct urtwn_data *dp = &data[i]; 1194289066Skevlo 1195289066Skevlo if (dp->buf != NULL) { 1196289066Skevlo free(dp->buf, M_USBDEV); 1197289066Skevlo dp->buf = NULL; 1198289066Skevlo } 1199289066Skevlo if (dp->ni != NULL) { 1200289066Skevlo ieee80211_free_node(dp->ni); 1201289066Skevlo dp->ni = NULL; 1202289066Skevlo } 1203289066Skevlo } 1204289066Skevlo} 1205289066Skevlo 1206289066Skevlostatic void 1207289066Skevlourtwn_free_rx_list(struct urtwn_softc *sc) 1208289066Skevlo{ 1209289066Skevlo urtwn_free_list(sc, sc->sc_rx, URTWN_RX_LIST_COUNT); 1210289066Skevlo} 1211289066Skevlo 1212289066Skevlostatic void 1213289066Skevlourtwn_free_tx_list(struct urtwn_softc *sc) 1214289066Skevlo{ 1215289066Skevlo urtwn_free_list(sc, sc->sc_tx, URTWN_TX_LIST_COUNT); 1216289066Skevlo} 1217289066Skevlo 1218289066Skevlostatic void 1219251538Srpaulourtwn_bulk_tx_callback(struct usb_xfer *xfer, usb_error_t error) 1220251538Srpaulo{ 1221251538Srpaulo struct urtwn_softc *sc = usbd_xfer_softc(xfer); 1222251538Srpaulo struct urtwn_data *data; 1223251538Srpaulo 1224251538Srpaulo URTWN_ASSERT_LOCKED(sc); 1225251538Srpaulo 1226251538Srpaulo switch (USB_GET_STATE(xfer)){ 1227251538Srpaulo case USB_ST_TRANSFERRED: 1228251538Srpaulo data = STAILQ_FIRST(&sc->sc_tx_active); 1229251538Srpaulo if (data == NULL) 1230251538Srpaulo goto tr_setup; 1231251538Srpaulo STAILQ_REMOVE_HEAD(&sc->sc_tx_active, next); 1232289891Savos urtwn_txeof(sc, data, 0); 1233251538Srpaulo /* FALLTHROUGH */ 1234251538Srpaulo case USB_ST_SETUP: 1235251538Srpaulotr_setup: 1236251538Srpaulo data = STAILQ_FIRST(&sc->sc_tx_pending); 1237251538Srpaulo if (data == NULL) { 1238294471Savos URTWN_DPRINTF(sc, URTWN_DEBUG_XMIT, 1239294471Savos "%s: empty pending queue\n", __func__); 1240288353Sadrian goto finish; 1241251538Srpaulo } 1242251538Srpaulo STAILQ_REMOVE_HEAD(&sc->sc_tx_pending, next); 1243251538Srpaulo STAILQ_INSERT_TAIL(&sc->sc_tx_active, data, next); 1244251538Srpaulo usbd_xfer_set_frame_data(xfer, 0, data->buf, data->buflen); 1245251538Srpaulo usbd_transfer_submit(xfer); 1246251538Srpaulo break; 1247251538Srpaulo default: 1248251538Srpaulo data = STAILQ_FIRST(&sc->sc_tx_active); 1249251538Srpaulo if (data == NULL) 1250251538Srpaulo goto tr_setup; 1251289891Savos STAILQ_REMOVE_HEAD(&sc->sc_tx_active, next); 1252289891Savos urtwn_txeof(sc, data, 1); 1253251538Srpaulo if (error != USB_ERR_CANCELLED) { 1254251538Srpaulo usbd_xfer_set_stall(xfer); 1255251538Srpaulo goto tr_setup; 1256251538Srpaulo } 1257251538Srpaulo break; 1258251538Srpaulo } 1259288353Sadrianfinish: 1260288353Sadrian /* Kick-start more transmit */ 1261288353Sadrian urtwn_start(sc); 1262251538Srpaulo} 1263251538Srpaulo 1264251538Srpaulostatic struct urtwn_data * 1265251538Srpaulo_urtwn_getbuf(struct urtwn_softc *sc) 1266251538Srpaulo{ 1267251538Srpaulo struct urtwn_data *bf; 1268251538Srpaulo 1269251538Srpaulo bf = STAILQ_FIRST(&sc->sc_tx_inactive); 1270251538Srpaulo if (bf != NULL) 1271251538Srpaulo STAILQ_REMOVE_HEAD(&sc->sc_tx_inactive, next); 1272294471Savos else { 1273294471Savos URTWN_DPRINTF(sc, URTWN_DEBUG_XMIT, 1274294471Savos "%s: out of xmit buffers\n", __func__); 1275294471Savos } 1276251538Srpaulo return (bf); 1277251538Srpaulo} 1278251538Srpaulo 1279251538Srpaulostatic struct urtwn_data * 1280251538Srpaulourtwn_getbuf(struct urtwn_softc *sc) 1281251538Srpaulo{ 1282251538Srpaulo struct urtwn_data *bf; 1283251538Srpaulo 1284251538Srpaulo URTWN_ASSERT_LOCKED(sc); 1285251538Srpaulo 1286251538Srpaulo bf = _urtwn_getbuf(sc); 1287294471Savos if (bf == NULL) { 1288294471Savos URTWN_DPRINTF(sc, URTWN_DEBUG_XMIT, "%s: stop queue\n", 1289294471Savos __func__); 1290294471Savos } 1291251538Srpaulo return (bf); 1292251538Srpaulo} 1293251538Srpaulo 1294291698Savosstatic usb_error_t 1295251538Srpaulourtwn_write_region_1(struct urtwn_softc *sc, uint16_t addr, uint8_t *buf, 1296251538Srpaulo int len) 1297251538Srpaulo{ 1298251538Srpaulo usb_device_request_t req; 1299251538Srpaulo 1300251538Srpaulo req.bmRequestType = UT_WRITE_VENDOR_DEVICE; 1301251538Srpaulo req.bRequest = R92C_REQ_REGS; 1302251538Srpaulo USETW(req.wValue, addr); 1303251538Srpaulo USETW(req.wIndex, 0); 1304251538Srpaulo USETW(req.wLength, len); 1305251538Srpaulo return (urtwn_do_request(sc, &req, buf)); 1306251538Srpaulo} 1307251538Srpaulo 1308291698Savosstatic usb_error_t 1309251538Srpaulourtwn_write_1(struct urtwn_softc *sc, uint16_t addr, uint8_t val) 1310251538Srpaulo{ 1311291698Savos return (urtwn_write_region_1(sc, addr, &val, sizeof(val))); 1312251538Srpaulo} 1313251538Srpaulo 1314291698Savosstatic usb_error_t 1315251538Srpaulourtwn_write_2(struct urtwn_softc *sc, uint16_t addr, uint16_t val) 1316251538Srpaulo{ 1317251538Srpaulo val = htole16(val); 1318291698Savos return (urtwn_write_region_1(sc, addr, (uint8_t *)&val, sizeof(val))); 1319251538Srpaulo} 1320251538Srpaulo 1321291698Savosstatic usb_error_t 1322251538Srpaulourtwn_write_4(struct urtwn_softc *sc, uint16_t addr, uint32_t val) 1323251538Srpaulo{ 1324251538Srpaulo val = htole32(val); 1325291698Savos return (urtwn_write_region_1(sc, addr, (uint8_t *)&val, sizeof(val))); 1326251538Srpaulo} 1327251538Srpaulo 1328291698Savosstatic usb_error_t 1329251538Srpaulourtwn_read_region_1(struct urtwn_softc *sc, uint16_t addr, uint8_t *buf, 1330251538Srpaulo int len) 1331251538Srpaulo{ 1332251538Srpaulo usb_device_request_t req; 1333251538Srpaulo 1334251538Srpaulo req.bmRequestType = UT_READ_VENDOR_DEVICE; 1335251538Srpaulo req.bRequest = R92C_REQ_REGS; 1336251538Srpaulo USETW(req.wValue, addr); 1337251538Srpaulo USETW(req.wIndex, 0); 1338251538Srpaulo USETW(req.wLength, len); 1339251538Srpaulo return (urtwn_do_request(sc, &req, buf)); 1340251538Srpaulo} 1341251538Srpaulo 1342251538Srpaulostatic uint8_t 1343251538Srpaulourtwn_read_1(struct urtwn_softc *sc, uint16_t addr) 1344251538Srpaulo{ 1345251538Srpaulo uint8_t val; 1346251538Srpaulo 1347251538Srpaulo if (urtwn_read_region_1(sc, addr, &val, 1) != 0) 1348251538Srpaulo return (0xff); 1349251538Srpaulo return (val); 1350251538Srpaulo} 1351251538Srpaulo 1352251538Srpaulostatic uint16_t 1353251538Srpaulourtwn_read_2(struct urtwn_softc *sc, uint16_t addr) 1354251538Srpaulo{ 1355251538Srpaulo uint16_t val; 1356251538Srpaulo 1357251538Srpaulo if (urtwn_read_region_1(sc, addr, (uint8_t *)&val, 2) != 0) 1358251538Srpaulo return (0xffff); 1359251538Srpaulo return (le16toh(val)); 1360251538Srpaulo} 1361251538Srpaulo 1362251538Srpaulostatic uint32_t 1363251538Srpaulourtwn_read_4(struct urtwn_softc *sc, uint16_t addr) 1364251538Srpaulo{ 1365251538Srpaulo uint32_t val; 1366251538Srpaulo 1367251538Srpaulo if (urtwn_read_region_1(sc, addr, (uint8_t *)&val, 4) != 0) 1368251538Srpaulo return (0xffffffff); 1369251538Srpaulo return (le32toh(val)); 1370251538Srpaulo} 1371251538Srpaulo 1372251538Srpaulostatic int 1373251538Srpaulourtwn_fw_cmd(struct urtwn_softc *sc, uint8_t id, const void *buf, int len) 1374251538Srpaulo{ 1375251538Srpaulo struct r92c_fw_cmd cmd; 1376291698Savos usb_error_t error; 1377251538Srpaulo int ntries; 1378251538Srpaulo 1379251538Srpaulo /* Wait for current FW box to be empty. */ 1380251538Srpaulo for (ntries = 0; ntries < 100; ntries++) { 1381251538Srpaulo if (!(urtwn_read_1(sc, R92C_HMETFR) & (1 << sc->fwcur))) 1382251538Srpaulo break; 1383266472Shselasky urtwn_ms_delay(sc); 1384251538Srpaulo } 1385251538Srpaulo if (ntries == 100) { 1386251538Srpaulo device_printf(sc->sc_dev, 1387251538Srpaulo "could not send firmware command\n"); 1388251538Srpaulo return (ETIMEDOUT); 1389251538Srpaulo } 1390251538Srpaulo memset(&cmd, 0, sizeof(cmd)); 1391251538Srpaulo cmd.id = id; 1392251538Srpaulo if (len > 3) 1393251538Srpaulo cmd.id |= R92C_CMD_FLAG_EXT; 1394251538Srpaulo KASSERT(len <= sizeof(cmd.msg), ("urtwn_fw_cmd\n")); 1395251538Srpaulo memcpy(cmd.msg, buf, len); 1396251538Srpaulo 1397251538Srpaulo /* Write the first word last since that will trigger the FW. */ 1398291698Savos error = urtwn_write_region_1(sc, R92C_HMEBOX_EXT(sc->fwcur), 1399251538Srpaulo (uint8_t *)&cmd + 4, 2); 1400291698Savos if (error != USB_ERR_NORMAL_COMPLETION) 1401291698Savos return (EIO); 1402291698Savos error = urtwn_write_region_1(sc, R92C_HMEBOX(sc->fwcur), 1403251538Srpaulo (uint8_t *)&cmd + 0, 4); 1404291698Savos if (error != USB_ERR_NORMAL_COMPLETION) 1405291698Savos return (EIO); 1406251538Srpaulo 1407251538Srpaulo sc->fwcur = (sc->fwcur + 1) % R92C_H2C_NBOX; 1408251538Srpaulo return (0); 1409251538Srpaulo} 1410251538Srpaulo 1411292174Savosstatic void 1412292174Savosurtwn_cmdq_cb(void *arg, int pending) 1413292174Savos{ 1414292174Savos struct urtwn_softc *sc = arg; 1415292174Savos struct urtwn_cmdq *item; 1416292174Savos 1417292174Savos /* 1418292174Savos * Device must be powered on (via urtwn_power_on()) 1419292174Savos * before any command may be sent. 1420292174Savos */ 1421292174Savos URTWN_LOCK(sc); 1422292174Savos if (!(sc->sc_flags & URTWN_RUNNING)) { 1423292174Savos URTWN_UNLOCK(sc); 1424292174Savos return; 1425292174Savos } 1426292174Savos 1427292174Savos URTWN_CMDQ_LOCK(sc); 1428292174Savos while (sc->cmdq[sc->cmdq_first].func != NULL) { 1429292174Savos item = &sc->cmdq[sc->cmdq_first]; 1430292174Savos sc->cmdq_first = (sc->cmdq_first + 1) % URTWN_CMDQ_SIZE; 1431292174Savos URTWN_CMDQ_UNLOCK(sc); 1432292174Savos 1433292174Savos item->func(sc, &item->data); 1434292174Savos 1435292174Savos URTWN_CMDQ_LOCK(sc); 1436292174Savos memset(item, 0, sizeof (*item)); 1437292174Savos } 1438292174Savos URTWN_CMDQ_UNLOCK(sc); 1439292174Savos URTWN_UNLOCK(sc); 1440292174Savos} 1441292174Savos 1442292174Savosstatic int 1443292174Savosurtwn_cmd_sleepable(struct urtwn_softc *sc, const void *ptr, size_t len, 1444292174Savos CMD_FUNC_PROTO) 1445292174Savos{ 1446292174Savos struct ieee80211com *ic = &sc->sc_ic; 1447292174Savos 1448292174Savos KASSERT(len <= sizeof(union sec_param), ("buffer overflow")); 1449292174Savos 1450292174Savos URTWN_CMDQ_LOCK(sc); 1451292174Savos if (sc->cmdq[sc->cmdq_last].func != NULL) { 1452292174Savos device_printf(sc->sc_dev, "%s: cmdq overflow\n", __func__); 1453292174Savos URTWN_CMDQ_UNLOCK(sc); 1454292174Savos 1455292174Savos return (EAGAIN); 1456292174Savos } 1457292174Savos 1458292174Savos if (ptr != NULL) 1459292174Savos memcpy(&sc->cmdq[sc->cmdq_last].data, ptr, len); 1460292174Savos sc->cmdq[sc->cmdq_last].func = func; 1461292174Savos sc->cmdq_last = (sc->cmdq_last + 1) % URTWN_CMDQ_SIZE; 1462292174Savos URTWN_CMDQ_UNLOCK(sc); 1463292174Savos 1464292174Savos ieee80211_runtask(ic, &sc->cmdq_task); 1465292174Savos 1466292174Savos return (0); 1467292174Savos} 1468292174Savos 1469264912Skevlostatic __inline void 1470251538Srpaulourtwn_rf_write(struct urtwn_softc *sc, int chain, uint8_t addr, uint32_t val) 1471251538Srpaulo{ 1472264912Skevlo 1473264912Skevlo sc->sc_rf_write(sc, chain, addr, val); 1474264912Skevlo} 1475264912Skevlo 1476264912Skevlostatic void 1477264912Skevlourtwn_r92c_rf_write(struct urtwn_softc *sc, int chain, uint8_t addr, 1478264912Skevlo uint32_t val) 1479264912Skevlo{ 1480251538Srpaulo urtwn_bb_write(sc, R92C_LSSI_PARAM(chain), 1481251538Srpaulo SM(R92C_LSSI_PARAM_ADDR, addr) | 1482251538Srpaulo SM(R92C_LSSI_PARAM_DATA, val)); 1483251538Srpaulo} 1484251538Srpaulo 1485264912Skevlostatic void 1486264912Skevlourtwn_r88e_rf_write(struct urtwn_softc *sc, int chain, uint8_t addr, 1487264912Skevlouint32_t val) 1488264912Skevlo{ 1489264912Skevlo urtwn_bb_write(sc, R92C_LSSI_PARAM(chain), 1490264912Skevlo SM(R88E_LSSI_PARAM_ADDR, addr) | 1491264912Skevlo SM(R92C_LSSI_PARAM_DATA, val)); 1492264912Skevlo} 1493264912Skevlo 1494251538Srpaulostatic uint32_t 1495251538Srpaulourtwn_rf_read(struct urtwn_softc *sc, int chain, uint8_t addr) 1496251538Srpaulo{ 1497251538Srpaulo uint32_t reg[R92C_MAX_CHAINS], val; 1498251538Srpaulo 1499251538Srpaulo reg[0] = urtwn_bb_read(sc, R92C_HSSI_PARAM2(0)); 1500251538Srpaulo if (chain != 0) 1501251538Srpaulo reg[chain] = urtwn_bb_read(sc, R92C_HSSI_PARAM2(chain)); 1502251538Srpaulo 1503251538Srpaulo urtwn_bb_write(sc, R92C_HSSI_PARAM2(0), 1504251538Srpaulo reg[0] & ~R92C_HSSI_PARAM2_READ_EDGE); 1505266472Shselasky urtwn_ms_delay(sc); 1506251538Srpaulo 1507251538Srpaulo urtwn_bb_write(sc, R92C_HSSI_PARAM2(chain), 1508251538Srpaulo RW(reg[chain], R92C_HSSI_PARAM2_READ_ADDR, addr) | 1509251538Srpaulo R92C_HSSI_PARAM2_READ_EDGE); 1510266472Shselasky urtwn_ms_delay(sc); 1511251538Srpaulo 1512251538Srpaulo urtwn_bb_write(sc, R92C_HSSI_PARAM2(0), 1513251538Srpaulo reg[0] | R92C_HSSI_PARAM2_READ_EDGE); 1514266472Shselasky urtwn_ms_delay(sc); 1515251538Srpaulo 1516251538Srpaulo if (urtwn_bb_read(sc, R92C_HSSI_PARAM1(chain)) & R92C_HSSI_PARAM1_PI) 1517251538Srpaulo val = urtwn_bb_read(sc, R92C_HSPI_READBACK(chain)); 1518251538Srpaulo else 1519251538Srpaulo val = urtwn_bb_read(sc, R92C_LSSI_READBACK(chain)); 1520251538Srpaulo return (MS(val, R92C_LSSI_READBACK_DATA)); 1521251538Srpaulo} 1522251538Srpaulo 1523251538Srpaulostatic int 1524251538Srpaulourtwn_llt_write(struct urtwn_softc *sc, uint32_t addr, uint32_t data) 1525251538Srpaulo{ 1526291698Savos usb_error_t error; 1527251538Srpaulo int ntries; 1528251538Srpaulo 1529291698Savos error = urtwn_write_4(sc, R92C_LLT_INIT, 1530251538Srpaulo SM(R92C_LLT_INIT_OP, R92C_LLT_INIT_OP_WRITE) | 1531251538Srpaulo SM(R92C_LLT_INIT_ADDR, addr) | 1532251538Srpaulo SM(R92C_LLT_INIT_DATA, data)); 1533291698Savos if (error != USB_ERR_NORMAL_COMPLETION) 1534291698Savos return (EIO); 1535251538Srpaulo /* Wait for write operation to complete. */ 1536251538Srpaulo for (ntries = 0; ntries < 20; ntries++) { 1537251538Srpaulo if (MS(urtwn_read_4(sc, R92C_LLT_INIT), R92C_LLT_INIT_OP) == 1538251538Srpaulo R92C_LLT_INIT_OP_NO_ACTIVE) 1539251538Srpaulo return (0); 1540266472Shselasky urtwn_ms_delay(sc); 1541251538Srpaulo } 1542251538Srpaulo return (ETIMEDOUT); 1543251538Srpaulo} 1544251538Srpaulo 1545291264Savosstatic int 1546291264Savosurtwn_efuse_read_next(struct urtwn_softc *sc, uint8_t *val) 1547251538Srpaulo{ 1548251538Srpaulo uint32_t reg; 1549291698Savos usb_error_t error; 1550251538Srpaulo int ntries; 1551251538Srpaulo 1552291264Savos if (sc->last_rom_addr >= URTWN_EFUSE_MAX_LEN) 1553291264Savos return (EFAULT); 1554291264Savos 1555251538Srpaulo reg = urtwn_read_4(sc, R92C_EFUSE_CTRL); 1556291264Savos reg = RW(reg, R92C_EFUSE_CTRL_ADDR, sc->last_rom_addr); 1557251538Srpaulo reg &= ~R92C_EFUSE_CTRL_VALID; 1558291264Savos 1559291698Savos error = urtwn_write_4(sc, R92C_EFUSE_CTRL, reg); 1560291698Savos if (error != USB_ERR_NORMAL_COMPLETION) 1561291698Savos return (EIO); 1562251538Srpaulo /* Wait for read operation to complete. */ 1563251538Srpaulo for (ntries = 0; ntries < 100; ntries++) { 1564251538Srpaulo reg = urtwn_read_4(sc, R92C_EFUSE_CTRL); 1565251538Srpaulo if (reg & R92C_EFUSE_CTRL_VALID) 1566291264Savos break; 1567266472Shselasky urtwn_ms_delay(sc); 1568251538Srpaulo } 1569291264Savos if (ntries == 100) { 1570291264Savos device_printf(sc->sc_dev, 1571291264Savos "could not read efuse byte at address 0x%x\n", 1572291264Savos sc->last_rom_addr); 1573291264Savos return (ETIMEDOUT); 1574291264Savos } 1575291264Savos 1576291264Savos *val = MS(reg, R92C_EFUSE_CTRL_DATA); 1577291264Savos sc->last_rom_addr++; 1578291264Savos 1579291264Savos return (0); 1580251538Srpaulo} 1581251538Srpaulo 1582291264Savosstatic int 1583291264Savosurtwn_efuse_read_data(struct urtwn_softc *sc, uint8_t *rom, uint8_t off, 1584291264Savos uint8_t msk) 1585291264Savos{ 1586291264Savos uint8_t reg; 1587291264Savos int i, error; 1588291264Savos 1589291264Savos for (i = 0; i < 4; i++) { 1590291264Savos if (msk & (1 << i)) 1591291264Savos continue; 1592291264Savos error = urtwn_efuse_read_next(sc, ®); 1593291264Savos if (error != 0) 1594291264Savos return (error); 1595294471Savos URTWN_DPRINTF(sc, URTWN_DEBUG_ROM, "rom[0x%03X] == 0x%02X\n", 1596294471Savos off * 8 + i * 2, reg); 1597291264Savos rom[off * 8 + i * 2 + 0] = reg; 1598291264Savos 1599291264Savos error = urtwn_efuse_read_next(sc, ®); 1600291264Savos if (error != 0) 1601291264Savos return (error); 1602294471Savos URTWN_DPRINTF(sc, URTWN_DEBUG_ROM, "rom[0x%03X] == 0x%02X\n", 1603294471Savos off * 8 + i * 2 + 1, reg); 1604291264Savos rom[off * 8 + i * 2 + 1] = reg; 1605291264Savos } 1606291264Savos 1607291264Savos return (0); 1608291264Savos} 1609291264Savos 1610294471Savos#ifdef USB_DEBUG 1611251538Srpaulostatic void 1612291264Savosurtwn_dump_rom_contents(struct urtwn_softc *sc, uint8_t *rom, uint16_t size) 1613251538Srpaulo{ 1614251538Srpaulo int i; 1615251538Srpaulo 1616291264Savos /* Dump ROM contents. */ 1617291264Savos device_printf(sc->sc_dev, "%s:", __func__); 1618291264Savos for (i = 0; i < size; i++) { 1619291264Savos if (i % 32 == 0) 1620291264Savos printf("\n%03X: ", i); 1621291264Savos else if (i % 4 == 0) 1622291264Savos printf(" "); 1623291264Savos 1624291264Savos printf("%02X", rom[i]); 1625291264Savos } 1626291264Savos printf("\n"); 1627291264Savos} 1628291264Savos#endif 1629291264Savos 1630291264Savosstatic int 1631291264Savosurtwn_efuse_read(struct urtwn_softc *sc, uint8_t *rom, uint16_t size) 1632291264Savos{ 1633291264Savos#define URTWN_CHK(res) do { \ 1634291264Savos if ((error = res) != 0) \ 1635291264Savos goto end; \ 1636291264Savos} while(0) 1637291264Savos uint8_t msk, off, reg; 1638291264Savos int error; 1639291264Savos 1640291698Savos URTWN_CHK(urtwn_efuse_switch_power(sc)); 1641264912Skevlo 1642291264Savos /* Read full ROM image. */ 1643291264Savos sc->last_rom_addr = 0; 1644291264Savos memset(rom, 0xff, size); 1645291264Savos 1646291264Savos URTWN_CHK(urtwn_efuse_read_next(sc, ®)); 1647291264Savos while (reg != 0xff) { 1648291264Savos /* check for extended header */ 1649291264Savos if ((sc->chip & URTWN_CHIP_88E) && (reg & 0x1f) == 0x0f) { 1650291264Savos off = reg >> 5; 1651291264Savos URTWN_CHK(urtwn_efuse_read_next(sc, ®)); 1652291264Savos 1653291264Savos if ((reg & 0x0f) != 0x0f) 1654291264Savos off = ((reg & 0xf0) >> 1) | off; 1655291264Savos else 1656291264Savos continue; 1657291264Savos } else 1658291264Savos off = reg >> 4; 1659251538Srpaulo msk = reg & 0xf; 1660291264Savos 1661291264Savos URTWN_CHK(urtwn_efuse_read_data(sc, rom, off, msk)); 1662291264Savos URTWN_CHK(urtwn_efuse_read_next(sc, ®)); 1663251538Srpaulo } 1664291264Savos 1665291264Savosend: 1666291264Savos 1667294471Savos#ifdef USB_DEBUG 1668294471Savos if (sc->sc_debug & URTWN_DEBUG_ROM) 1669291264Savos urtwn_dump_rom_contents(sc, rom, size); 1670251538Srpaulo#endif 1671291264Savos 1672282623Skevlo urtwn_write_1(sc, R92C_EFUSE_ACCESS, R92C_EFUSE_ACCESS_OFF); 1673291264Savos 1674291264Savos if (error != 0) { 1675291264Savos device_printf(sc->sc_dev, "%s: error while reading ROM\n", 1676291264Savos __func__); 1677291264Savos } 1678291264Savos 1679291264Savos return (error); 1680291264Savos#undef URTWN_CHK 1681282623Skevlo} 1682281592Skevlo 1683291698Savosstatic int 1684264912Skevlourtwn_efuse_switch_power(struct urtwn_softc *sc) 1685264912Skevlo{ 1686291698Savos usb_error_t error; 1687264912Skevlo uint32_t reg; 1688251538Srpaulo 1689291698Savos error = urtwn_write_1(sc, R92C_EFUSE_ACCESS, R92C_EFUSE_ACCESS_ON); 1690291698Savos if (error != USB_ERR_NORMAL_COMPLETION) 1691291698Savos return (EIO); 1692281918Skevlo 1693264912Skevlo reg = urtwn_read_2(sc, R92C_SYS_ISO_CTRL); 1694264912Skevlo if (!(reg & R92C_SYS_ISO_CTRL_PWC_EV12V)) { 1695291698Savos error = urtwn_write_2(sc, R92C_SYS_ISO_CTRL, 1696264912Skevlo reg | R92C_SYS_ISO_CTRL_PWC_EV12V); 1697291698Savos if (error != USB_ERR_NORMAL_COMPLETION) 1698291698Savos return (EIO); 1699264912Skevlo } 1700264912Skevlo reg = urtwn_read_2(sc, R92C_SYS_FUNC_EN); 1701264912Skevlo if (!(reg & R92C_SYS_FUNC_EN_ELDR)) { 1702291698Savos error = urtwn_write_2(sc, R92C_SYS_FUNC_EN, 1703264912Skevlo reg | R92C_SYS_FUNC_EN_ELDR); 1704291698Savos if (error != USB_ERR_NORMAL_COMPLETION) 1705291698Savos return (EIO); 1706264912Skevlo } 1707264912Skevlo reg = urtwn_read_2(sc, R92C_SYS_CLKR); 1708264912Skevlo if ((reg & (R92C_SYS_CLKR_LOADER_EN | R92C_SYS_CLKR_ANA8M)) != 1709264912Skevlo (R92C_SYS_CLKR_LOADER_EN | R92C_SYS_CLKR_ANA8M)) { 1710291698Savos error = urtwn_write_2(sc, R92C_SYS_CLKR, 1711264912Skevlo reg | R92C_SYS_CLKR_LOADER_EN | R92C_SYS_CLKR_ANA8M); 1712291698Savos if (error != USB_ERR_NORMAL_COMPLETION) 1713291698Savos return (EIO); 1714264912Skevlo } 1715291698Savos 1716291698Savos return (0); 1717264912Skevlo} 1718264912Skevlo 1719251538Srpaulostatic int 1720251538Srpaulourtwn_read_chipid(struct urtwn_softc *sc) 1721251538Srpaulo{ 1722251538Srpaulo uint32_t reg; 1723251538Srpaulo 1724264912Skevlo if (sc->chip & URTWN_CHIP_88E) 1725264912Skevlo return (0); 1726264912Skevlo 1727251538Srpaulo reg = urtwn_read_4(sc, R92C_SYS_CFG); 1728251538Srpaulo if (reg & R92C_SYS_CFG_TRP_VAUX_EN) 1729251538Srpaulo return (EIO); 1730251538Srpaulo 1731251538Srpaulo if (reg & R92C_SYS_CFG_TYPE_92C) { 1732251538Srpaulo sc->chip |= URTWN_CHIP_92C; 1733251538Srpaulo /* Check if it is a castrated 8192C. */ 1734251538Srpaulo if (MS(urtwn_read_4(sc, R92C_HPON_FSM), 1735251538Srpaulo R92C_HPON_FSM_CHIP_BONDING_ID) == 1736251538Srpaulo R92C_HPON_FSM_CHIP_BONDING_ID_92C_1T2R) 1737251538Srpaulo sc->chip |= URTWN_CHIP_92C_1T2R; 1738251538Srpaulo } 1739251538Srpaulo if (reg & R92C_SYS_CFG_VENDOR_UMC) { 1740251538Srpaulo sc->chip |= URTWN_CHIP_UMC; 1741251538Srpaulo if (MS(reg, R92C_SYS_CFG_CHIP_VER_RTL) == 0) 1742251538Srpaulo sc->chip |= URTWN_CHIP_UMC_A_CUT; 1743251538Srpaulo } 1744251538Srpaulo return (0); 1745251538Srpaulo} 1746251538Srpaulo 1747291264Savosstatic int 1748251538Srpaulourtwn_read_rom(struct urtwn_softc *sc) 1749251538Srpaulo{ 1750291264Savos struct r92c_rom *rom = &sc->rom.r92c_rom; 1751291264Savos int error; 1752251538Srpaulo 1753251538Srpaulo /* Read full ROM image. */ 1754291264Savos error = urtwn_efuse_read(sc, (uint8_t *)rom, sizeof(*rom)); 1755291264Savos if (error != 0) 1756291264Savos return (error); 1757251538Srpaulo 1758251538Srpaulo /* XXX Weird but this is what the vendor driver does. */ 1759291264Savos sc->last_rom_addr = 0x1fa; 1760291264Savos error = urtwn_efuse_read_next(sc, &sc->pa_setting); 1761291264Savos if (error != 0) 1762291264Savos return (error); 1763294471Savos URTWN_DPRINTF(sc, URTWN_DEBUG_ROM, "%s: PA setting=0x%x\n", __func__, 1764294471Savos sc->pa_setting); 1765251538Srpaulo 1766251538Srpaulo sc->board_type = MS(rom->rf_opt1, R92C_ROM_RF1_BOARD_TYPE); 1767251538Srpaulo 1768251538Srpaulo sc->regulatory = MS(rom->rf_opt1, R92C_ROM_RF1_REGULATORY); 1769294471Savos URTWN_DPRINTF(sc, URTWN_DEBUG_ROM, "%s: regulatory type=%d\n", 1770294471Savos __func__, sc->regulatory); 1771287197Sglebius IEEE80211_ADDR_COPY(sc->sc_ic.ic_macaddr, rom->macaddr); 1772251538Srpaulo 1773264912Skevlo sc->sc_rf_write = urtwn_r92c_rf_write; 1774264912Skevlo sc->sc_power_on = urtwn_r92c_power_on; 1775291264Savos 1776291264Savos return (0); 1777251538Srpaulo} 1778251538Srpaulo 1779291264Savosstatic int 1780264912Skevlourtwn_r88e_read_rom(struct urtwn_softc *sc) 1781264912Skevlo{ 1782294198Savos struct r88e_rom *rom = &sc->rom.r88e_rom; 1783294198Savos int error; 1784264912Skevlo 1785294198Savos error = urtwn_efuse_read(sc, (uint8_t *)rom, sizeof(sc->rom.r88e_rom)); 1786291264Savos if (error != 0) 1787291264Savos return (error); 1788264912Skevlo 1789294198Savos sc->bw20_tx_pwr_diff = (rom->tx_pwr_diff >> 4); 1790264912Skevlo if (sc->bw20_tx_pwr_diff & 0x08) 1791264912Skevlo sc->bw20_tx_pwr_diff |= 0xf0; 1792294198Savos sc->ofdm_tx_pwr_diff = (rom->tx_pwr_diff & 0xf); 1793264912Skevlo if (sc->ofdm_tx_pwr_diff & 0x08) 1794264912Skevlo sc->ofdm_tx_pwr_diff |= 0xf0; 1795294198Savos sc->regulatory = MS(rom->rf_board_opt, R92C_ROM_RF1_REGULATORY); 1796294471Savos URTWN_DPRINTF(sc, URTWN_DEBUG_ROM, "%s: regulatory type %d\n", 1797294471Savos __func__,sc->regulatory); 1798294198Savos IEEE80211_ADDR_COPY(sc->sc_ic.ic_macaddr, rom->macaddr); 1799264912Skevlo 1800264912Skevlo sc->sc_rf_write = urtwn_r88e_rf_write; 1801264912Skevlo sc->sc_power_on = urtwn_r88e_power_on; 1802291264Savos 1803291264Savos return (0); 1804264912Skevlo} 1805264912Skevlo 1806251538Srpaulo/* 1807251538Srpaulo * Initialize rate adaptation in firmware. 1808251538Srpaulo */ 1809251538Srpaulostatic int 1810251538Srpaulourtwn_ra_init(struct urtwn_softc *sc) 1811251538Srpaulo{ 1812287197Sglebius struct ieee80211com *ic = &sc->sc_ic; 1813251538Srpaulo struct ieee80211vap *vap = TAILQ_FIRST(&ic->ic_vaps); 1814251538Srpaulo struct ieee80211_node *ni; 1815251538Srpaulo struct ieee80211_rateset *rs; 1816251538Srpaulo struct r92c_fw_cmd_macid_cfg cmd; 1817251538Srpaulo uint32_t rates, basicrates; 1818251538Srpaulo uint8_t mode; 1819251538Srpaulo int maxrate, maxbasicrate, error, i, j; 1820251538Srpaulo 1821251538Srpaulo ni = ieee80211_ref_node(vap->iv_bss); 1822251538Srpaulo rs = &ni->ni_rates; 1823251538Srpaulo 1824251538Srpaulo /* Get normal and basic rates mask. */ 1825251538Srpaulo rates = basicrates = 0; 1826251538Srpaulo maxrate = maxbasicrate = 0; 1827251538Srpaulo for (i = 0; i < rs->rs_nrates; i++) { 1828251538Srpaulo /* Convert 802.11 rate to HW rate index. */ 1829289758Savos for (j = 0; j < nitems(ridx2rate); j++) 1830289758Savos if ((rs->rs_rates[i] & IEEE80211_RATE_VAL) == 1831289758Savos ridx2rate[j]) 1832251538Srpaulo break; 1833289758Savos if (j == nitems(ridx2rate)) /* Unknown rate, skip. */ 1834251538Srpaulo continue; 1835251538Srpaulo rates |= 1 << j; 1836251538Srpaulo if (j > maxrate) 1837251538Srpaulo maxrate = j; 1838251538Srpaulo if (rs->rs_rates[i] & IEEE80211_RATE_BASIC) { 1839251538Srpaulo basicrates |= 1 << j; 1840251538Srpaulo if (j > maxbasicrate) 1841251538Srpaulo maxbasicrate = j; 1842251538Srpaulo } 1843251538Srpaulo } 1844251538Srpaulo if (ic->ic_curmode == IEEE80211_MODE_11B) 1845251538Srpaulo mode = R92C_RAID_11B; 1846251538Srpaulo else 1847251538Srpaulo mode = R92C_RAID_11BG; 1848294471Savos URTWN_DPRINTF(sc, URTWN_DEBUG_RA, 1849294471Savos "%s: mode 0x%x, rates 0x%08x, basicrates 0x%08x\n", __func__, 1850251538Srpaulo mode, rates, basicrates); 1851251538Srpaulo 1852251538Srpaulo /* Set rates mask for group addressed frames. */ 1853251538Srpaulo cmd.macid = URTWN_MACID_BC | URTWN_MACID_VALID; 1854251538Srpaulo cmd.mask = htole32(mode << 28 | basicrates); 1855251538Srpaulo error = urtwn_fw_cmd(sc, R92C_CMD_MACID_CONFIG, &cmd, sizeof(cmd)); 1856251538Srpaulo if (error != 0) { 1857252401Srpaulo ieee80211_free_node(ni); 1858251538Srpaulo device_printf(sc->sc_dev, 1859251538Srpaulo "could not add broadcast station\n"); 1860251538Srpaulo return (error); 1861251538Srpaulo } 1862251538Srpaulo /* Set initial MRR rate. */ 1863294471Savos URTWN_DPRINTF(sc, URTWN_DEBUG_RA, "%s: maxbasicrate %d\n", __func__, 1864294471Savos maxbasicrate); 1865251538Srpaulo urtwn_write_1(sc, R92C_INIDATA_RATE_SEL(URTWN_MACID_BC), 1866251538Srpaulo maxbasicrate); 1867251538Srpaulo 1868251538Srpaulo /* Set rates mask for unicast frames. */ 1869251538Srpaulo cmd.macid = URTWN_MACID_BSS | URTWN_MACID_VALID; 1870251538Srpaulo cmd.mask = htole32(mode << 28 | rates); 1871251538Srpaulo error = urtwn_fw_cmd(sc, R92C_CMD_MACID_CONFIG, &cmd, sizeof(cmd)); 1872251538Srpaulo if (error != 0) { 1873252401Srpaulo ieee80211_free_node(ni); 1874251538Srpaulo device_printf(sc->sc_dev, "could not add BSS station\n"); 1875251538Srpaulo return (error); 1876251538Srpaulo } 1877251538Srpaulo /* Set initial MRR rate. */ 1878294471Savos URTWN_DPRINTF(sc, URTWN_DEBUG_RA, "%s: maxrate %d\n", __func__, 1879294471Savos maxrate); 1880251538Srpaulo urtwn_write_1(sc, R92C_INIDATA_RATE_SEL(URTWN_MACID_BSS), 1881251538Srpaulo maxrate); 1882251538Srpaulo 1883251538Srpaulo /* Indicate highest supported rate. */ 1884252403Srpaulo ni->ni_txrate = rs->rs_rates[rs->rs_nrates - 1]; 1885252401Srpaulo ieee80211_free_node(ni); 1886252401Srpaulo 1887251538Srpaulo return (0); 1888251538Srpaulo} 1889251538Srpaulo 1890290439Savosstatic void 1891290631Savosurtwn_init_beacon(struct urtwn_softc *sc, struct urtwn_vap *uvp) 1892251538Srpaulo{ 1893290631Savos struct r92c_tx_desc *txd = &uvp->bcn_desc; 1894290631Savos 1895290631Savos txd->txdw0 = htole32( 1896290631Savos SM(R92C_TXDW0_OFFSET, sizeof(*txd)) | R92C_TXDW0_BMCAST | 1897290631Savos R92C_TXDW0_OWN | R92C_TXDW0_FSG | R92C_TXDW0_LSG); 1898290631Savos txd->txdw1 = htole32( 1899290631Savos SM(R92C_TXDW1_QSEL, R92C_TXDW1_QSEL_BEACON) | 1900290631Savos SM(R92C_TXDW1_RAID, R92C_RAID_11B)); 1901290631Savos 1902291858Savos if (sc->chip & URTWN_CHIP_88E) { 1903290631Savos txd->txdw1 |= htole32(SM(R88E_TXDW1_MACID, URTWN_MACID_BC)); 1904291858Savos txd->txdseq |= htole16(R88E_TXDSEQ_HWSEQ_EN); 1905291858Savos } else { 1906290631Savos txd->txdw1 |= htole32(SM(R92C_TXDW1_MACID, URTWN_MACID_BC)); 1907291858Savos txd->txdw4 |= htole32(R92C_TXDW4_HWSEQ_EN); 1908291858Savos } 1909290631Savos 1910290631Savos txd->txdw4 = htole32(R92C_TXDW4_DRVRATE); 1911290631Savos txd->txdw5 = htole32(SM(R92C_TXDW5_DATARATE, URTWN_RIDX_CCK1)); 1912251538Srpaulo} 1913251538Srpaulo 1914290631Savosstatic int 1915290631Savosurtwn_setup_beacon(struct urtwn_softc *sc, struct ieee80211_node *ni) 1916290631Savos{ 1917290631Savos struct ieee80211vap *vap = ni->ni_vap; 1918290631Savos struct urtwn_vap *uvp = URTWN_VAP(vap); 1919290631Savos struct mbuf *m; 1920290631Savos int error; 1921290631Savos 1922290631Savos URTWN_ASSERT_LOCKED(sc); 1923290631Savos 1924290631Savos if (ni->ni_chan == IEEE80211_CHAN_ANYC) 1925290631Savos return (EINVAL); 1926290631Savos 1927290631Savos m = ieee80211_beacon_alloc(ni); 1928290631Savos if (m == NULL) { 1929290631Savos device_printf(sc->sc_dev, 1930290631Savos "%s: could not allocate beacon frame\n", __func__); 1931290631Savos return (ENOMEM); 1932290631Savos } 1933290631Savos 1934290631Savos if (uvp->bcn_mbuf != NULL) 1935290631Savos m_freem(uvp->bcn_mbuf); 1936290631Savos 1937290631Savos uvp->bcn_mbuf = m; 1938290631Savos 1939290631Savos if ((error = urtwn_tx_beacon(sc, uvp)) != 0) 1940290631Savos return (error); 1941290631Savos 1942290631Savos /* XXX bcnq stuck workaround */ 1943290631Savos if ((error = urtwn_tx_beacon(sc, uvp)) != 0) 1944290631Savos return (error); 1945290631Savos 1946294471Savos URTWN_DPRINTF(sc, URTWN_DEBUG_BEACON, "%s: beacon was %srecognized\n", 1947294471Savos __func__, urtwn_read_1(sc, R92C_TDECTRL + 2) & 1948294471Savos (R92C_TDECTRL_BCN_VALID >> 16) ? "" : "not "); 1949294471Savos 1950290631Savos return (0); 1951290631Savos} 1952290631Savos 1953251538Srpaulostatic void 1954290631Savosurtwn_update_beacon(struct ieee80211vap *vap, int item) 1955290631Savos{ 1956290631Savos struct urtwn_softc *sc = vap->iv_ic->ic_softc; 1957290631Savos struct urtwn_vap *uvp = URTWN_VAP(vap); 1958290631Savos struct ieee80211_beacon_offsets *bo = &vap->iv_bcn_off; 1959290631Savos struct ieee80211_node *ni = vap->iv_bss; 1960290631Savos int mcast = 0; 1961290631Savos 1962290631Savos URTWN_LOCK(sc); 1963290631Savos if (uvp->bcn_mbuf == NULL) { 1964290631Savos uvp->bcn_mbuf = ieee80211_beacon_alloc(ni); 1965290631Savos if (uvp->bcn_mbuf == NULL) { 1966290631Savos device_printf(sc->sc_dev, 1967290631Savos "%s: could not allocate beacon frame\n", __func__); 1968290631Savos URTWN_UNLOCK(sc); 1969290631Savos return; 1970290631Savos } 1971290631Savos } 1972290631Savos URTWN_UNLOCK(sc); 1973290631Savos 1974290631Savos if (item == IEEE80211_BEACON_TIM) 1975290631Savos mcast = 1; /* XXX */ 1976290631Savos 1977290631Savos setbit(bo->bo_flags, item); 1978290631Savos ieee80211_beacon_update(ni, uvp->bcn_mbuf, mcast); 1979290631Savos 1980290631Savos URTWN_LOCK(sc); 1981290631Savos urtwn_tx_beacon(sc, uvp); 1982290631Savos URTWN_UNLOCK(sc); 1983290631Savos} 1984290631Savos 1985290631Savos/* 1986290631Savos * Push a beacon frame into the chip. Beacon will 1987290631Savos * be repeated by the chip every R92C_BCN_INTERVAL. 1988290631Savos */ 1989290631Savosstatic int 1990290631Savosurtwn_tx_beacon(struct urtwn_softc *sc, struct urtwn_vap *uvp) 1991290631Savos{ 1992290631Savos struct r92c_tx_desc *desc = &uvp->bcn_desc; 1993290631Savos struct urtwn_data *bf; 1994290631Savos 1995290631Savos URTWN_ASSERT_LOCKED(sc); 1996290631Savos 1997290631Savos bf = urtwn_getbuf(sc); 1998290631Savos if (bf == NULL) 1999290631Savos return (ENOMEM); 2000290631Savos 2001290631Savos memcpy(bf->buf, desc, sizeof(*desc)); 2002290631Savos urtwn_tx_start(sc, uvp->bcn_mbuf, IEEE80211_FC0_TYPE_MGT, bf); 2003290631Savos 2004290631Savos sc->sc_txtimer = 5; 2005290631Savos callout_reset(&sc->sc_watchdog_ch, hz, urtwn_watchdog, sc); 2006290631Savos 2007290631Savos return (0); 2008290631Savos} 2009290631Savos 2010292175Savosstatic int 2011292175Savosurtwn_key_alloc(struct ieee80211vap *vap, struct ieee80211_key *k, 2012292175Savos ieee80211_keyix *keyix, ieee80211_keyix *rxkeyix) 2013292175Savos{ 2014292175Savos struct urtwn_softc *sc = vap->iv_ic->ic_softc; 2015292175Savos uint8_t i; 2016292175Savos 2017292175Savos if (!(&vap->iv_nw_keys[0] <= k && 2018292175Savos k < &vap->iv_nw_keys[IEEE80211_WEP_NKID])) { 2019292175Savos if (!(k->wk_flags & IEEE80211_KEY_SWCRYPT)) { 2020292175Savos URTWN_LOCK(sc); 2021292175Savos /* 2022292175Savos * First 4 slots for group keys, 2023292175Savos * what is left - for pairwise. 2024292175Savos * XXX incompatible with IBSS RSN. 2025292175Savos */ 2026292175Savos for (i = IEEE80211_WEP_NKID; 2027292175Savos i < R92C_CAM_ENTRY_COUNT; i++) { 2028292175Savos if ((sc->keys_bmap & (1 << i)) == 0) { 2029292175Savos sc->keys_bmap |= 1 << i; 2030292175Savos *keyix = i; 2031292175Savos break; 2032292175Savos } 2033292175Savos } 2034292175Savos URTWN_UNLOCK(sc); 2035292175Savos if (i == R92C_CAM_ENTRY_COUNT) { 2036292175Savos device_printf(sc->sc_dev, 2037292175Savos "%s: no free space in the key table\n", 2038292175Savos __func__); 2039292175Savos return 0; 2040292175Savos } 2041292175Savos } else 2042292175Savos *keyix = 0; 2043292175Savos } else { 2044292175Savos *keyix = k - vap->iv_nw_keys; 2045292175Savos } 2046292175Savos *rxkeyix = *keyix; 2047292175Savos return 1; 2048292175Savos} 2049292175Savos 2050290631Savosstatic void 2051292175Savosurtwn_key_set_cb(struct urtwn_softc *sc, union sec_param *data) 2052292175Savos{ 2053292175Savos struct ieee80211_key *k = &data->key; 2054292175Savos uint8_t algo, keyid; 2055292175Savos int i, error; 2056292175Savos 2057292175Savos if (k->wk_keyix < IEEE80211_WEP_NKID) 2058292175Savos keyid = k->wk_keyix; 2059292175Savos else 2060292175Savos keyid = 0; 2061292175Savos 2062292175Savos /* Map net80211 cipher to HW crypto algorithm. */ 2063292175Savos switch (k->wk_cipher->ic_cipher) { 2064292175Savos case IEEE80211_CIPHER_WEP: 2065292175Savos if (k->wk_keylen < 8) 2066292175Savos algo = R92C_CAM_ALGO_WEP40; 2067292175Savos else 2068292175Savos algo = R92C_CAM_ALGO_WEP104; 2069292175Savos break; 2070292175Savos case IEEE80211_CIPHER_TKIP: 2071292175Savos algo = R92C_CAM_ALGO_TKIP; 2072292175Savos break; 2073292175Savos case IEEE80211_CIPHER_AES_CCM: 2074292175Savos algo = R92C_CAM_ALGO_AES; 2075292175Savos break; 2076292175Savos default: 2077292175Savos device_printf(sc->sc_dev, "%s: undefined cipher %d\n", 2078292175Savos __func__, k->wk_cipher->ic_cipher); 2079292175Savos return; 2080292175Savos } 2081292175Savos 2082294471Savos URTWN_DPRINTF(sc, URTWN_DEBUG_KEY, 2083294471Savos "%s: keyix %d, keyid %d, algo %d/%d, flags %04X, len %d, " 2084294471Savos "macaddr %s\n", __func__, k->wk_keyix, keyid, 2085294471Savos k->wk_cipher->ic_cipher, algo, k->wk_flags, k->wk_keylen, 2086294471Savos ether_sprintf(k->wk_macaddr)); 2087292175Savos 2088292175Savos /* Write key. */ 2089292175Savos for (i = 0; i < 4; i++) { 2090292175Savos error = urtwn_cam_write(sc, R92C_CAM_KEY(k->wk_keyix, i), 2091292175Savos LE_READ_4(&k->wk_key[i * 4])); 2092292175Savos if (error != 0) 2093292175Savos goto fail; 2094292175Savos } 2095292175Savos 2096292175Savos /* Write CTL0 last since that will validate the CAM entry. */ 2097292175Savos error = urtwn_cam_write(sc, R92C_CAM_CTL1(k->wk_keyix), 2098292175Savos LE_READ_4(&k->wk_macaddr[2])); 2099292175Savos if (error != 0) 2100292175Savos goto fail; 2101292175Savos error = urtwn_cam_write(sc, R92C_CAM_CTL0(k->wk_keyix), 2102292175Savos SM(R92C_CAM_ALGO, algo) | 2103292175Savos SM(R92C_CAM_KEYID, keyid) | 2104292175Savos SM(R92C_CAM_MACLO, LE_READ_2(&k->wk_macaddr[0])) | 2105292175Savos R92C_CAM_VALID); 2106292175Savos if (error != 0) 2107292175Savos goto fail; 2108292175Savos 2109292175Savos return; 2110292175Savos 2111292175Savosfail: 2112292175Savos device_printf(sc->sc_dev, "%s fails, error %d\n", __func__, error); 2113292175Savos} 2114292175Savos 2115292175Savosstatic void 2116292175Savosurtwn_key_del_cb(struct urtwn_softc *sc, union sec_param *data) 2117292175Savos{ 2118292175Savos struct ieee80211_key *k = &data->key; 2119292175Savos int i; 2120292175Savos 2121294471Savos URTWN_DPRINTF(sc, URTWN_DEBUG_KEY, 2122294471Savos "%s: keyix %d, flags %04X, macaddr %s\n", __func__, 2123292175Savos k->wk_keyix, k->wk_flags, ether_sprintf(k->wk_macaddr)); 2124292175Savos 2125292175Savos urtwn_cam_write(sc, R92C_CAM_CTL0(k->wk_keyix), 0); 2126292175Savos urtwn_cam_write(sc, R92C_CAM_CTL1(k->wk_keyix), 0); 2127292175Savos 2128292175Savos /* Clear key. */ 2129292175Savos for (i = 0; i < 4; i++) 2130292175Savos urtwn_cam_write(sc, R92C_CAM_KEY(k->wk_keyix, i), 0); 2131292175Savos sc->keys_bmap &= ~(1 << k->wk_keyix); 2132292175Savos} 2133292175Savos 2134292175Savosstatic int 2135292175Savosurtwn_key_set(struct ieee80211vap *vap, const struct ieee80211_key *k) 2136292175Savos{ 2137292175Savos struct urtwn_softc *sc = vap->iv_ic->ic_softc; 2138292175Savos 2139292175Savos if (k->wk_flags & IEEE80211_KEY_SWCRYPT) { 2140292175Savos /* Not for us. */ 2141292175Savos return (1); 2142292175Savos } 2143292175Savos 2144292175Savos return (!urtwn_cmd_sleepable(sc, k, sizeof(*k), urtwn_key_set_cb)); 2145292175Savos} 2146292175Savos 2147292175Savosstatic int 2148292175Savosurtwn_key_delete(struct ieee80211vap *vap, const struct ieee80211_key *k) 2149292175Savos{ 2150292175Savos struct urtwn_softc *sc = vap->iv_ic->ic_softc; 2151292175Savos 2152292175Savos if (k->wk_flags & IEEE80211_KEY_SWCRYPT) { 2153292175Savos /* Not for us. */ 2154292175Savos return (1); 2155292175Savos } 2156292175Savos 2157292175Savos return (!urtwn_cmd_sleepable(sc, k, sizeof(*k), urtwn_key_del_cb)); 2158292175Savos} 2159292175Savos 2160292175Savosstatic void 2161290651Savosurtwn_tsf_task_adhoc(void *arg, int pending) 2162290651Savos{ 2163290651Savos struct ieee80211vap *vap = arg; 2164290651Savos struct urtwn_softc *sc = vap->iv_ic->ic_softc; 2165290651Savos struct ieee80211_node *ni; 2166290651Savos uint32_t reg; 2167290651Savos 2168290651Savos URTWN_LOCK(sc); 2169290651Savos ni = ieee80211_ref_node(vap->iv_bss); 2170290651Savos reg = urtwn_read_1(sc, R92C_BCN_CTRL); 2171290651Savos 2172290651Savos /* Accept beacons with the same BSSID. */ 2173290651Savos urtwn_set_rx_bssid_all(sc, 0); 2174290651Savos 2175290651Savos /* Enable synchronization. */ 2176290651Savos reg &= ~R92C_BCN_CTRL_DIS_TSF_UDT0; 2177290651Savos urtwn_write_1(sc, R92C_BCN_CTRL, reg); 2178290651Savos 2179290651Savos /* Synchronize. */ 2180290651Savos usb_pause_mtx(&sc->sc_mtx, hz * ni->ni_intval * 5 / 1000); 2181290651Savos 2182290651Savos /* Disable synchronization. */ 2183290651Savos reg |= R92C_BCN_CTRL_DIS_TSF_UDT0; 2184290651Savos urtwn_write_1(sc, R92C_BCN_CTRL, reg); 2185290651Savos 2186290651Savos /* Remove beacon filter. */ 2187290651Savos urtwn_set_rx_bssid_all(sc, 1); 2188290651Savos 2189290651Savos /* Enable beaconing. */ 2190290651Savos urtwn_write_1(sc, R92C_MBID_NUM, 2191290651Savos urtwn_read_1(sc, R92C_MBID_NUM) | R92C_MBID_TXBCN_RPT0); 2192290651Savos reg |= R92C_BCN_CTRL_EN_BCN; 2193290651Savos 2194290651Savos urtwn_write_1(sc, R92C_BCN_CTRL, reg); 2195290651Savos ieee80211_free_node(ni); 2196290651Savos URTWN_UNLOCK(sc); 2197290651Savos} 2198290651Savos 2199290651Savosstatic void 2200290631Savosurtwn_tsf_sync_enable(struct urtwn_softc *sc, struct ieee80211vap *vap) 2201290631Savos{ 2202290651Savos struct ieee80211com *ic = &sc->sc_ic; 2203290651Savos struct urtwn_vap *uvp = URTWN_VAP(vap); 2204290651Savos 2205290631Savos /* Reset TSF. */ 2206290631Savos urtwn_write_1(sc, R92C_DUAL_TSF_RST, R92C_DUAL_TSF_RST0); 2207290631Savos 2208290631Savos switch (vap->iv_opmode) { 2209290631Savos case IEEE80211_M_STA: 2210290631Savos /* Enable TSF synchronization. */ 2211290631Savos urtwn_write_1(sc, R92C_BCN_CTRL, 2212290631Savos urtwn_read_1(sc, R92C_BCN_CTRL) & 2213290631Savos ~R92C_BCN_CTRL_DIS_TSF_UDT0); 2214290631Savos break; 2215290651Savos case IEEE80211_M_IBSS: 2216290651Savos ieee80211_runtask(ic, &uvp->tsf_task_adhoc); 2217290651Savos break; 2218290631Savos case IEEE80211_M_HOSTAP: 2219290631Savos /* Enable beaconing. */ 2220290631Savos urtwn_write_1(sc, R92C_MBID_NUM, 2221290631Savos urtwn_read_1(sc, R92C_MBID_NUM) | R92C_MBID_TXBCN_RPT0); 2222290631Savos urtwn_write_1(sc, R92C_BCN_CTRL, 2223290631Savos urtwn_read_1(sc, R92C_BCN_CTRL) | R92C_BCN_CTRL_EN_BCN); 2224290631Savos break; 2225290631Savos default: 2226290631Savos device_printf(sc->sc_dev, "undefined opmode %d\n", 2227290631Savos vap->iv_opmode); 2228290631Savos return; 2229290631Savos } 2230290631Savos} 2231290631Savos 2232290631Savosstatic void 2233292203Savosurtwn_get_tsf(struct urtwn_softc *sc, uint64_t *buf) 2234292203Savos{ 2235292203Savos urtwn_read_region_1(sc, R92C_TSFTR, (uint8_t *)buf, sizeof(*buf)); 2236292203Savos} 2237292203Savos 2238292203Savosstatic void 2239251538Srpaulourtwn_set_led(struct urtwn_softc *sc, int led, int on) 2240251538Srpaulo{ 2241251538Srpaulo uint8_t reg; 2242281069Srpaulo 2243251538Srpaulo if (led == URTWN_LED_LINK) { 2244264912Skevlo if (sc->chip & URTWN_CHIP_88E) { 2245264912Skevlo reg = urtwn_read_1(sc, R92C_LEDCFG2) & 0xf0; 2246264912Skevlo urtwn_write_1(sc, R92C_LEDCFG2, reg | 0x60); 2247264912Skevlo if (!on) { 2248264912Skevlo reg = urtwn_read_1(sc, R92C_LEDCFG2) & 0x90; 2249264912Skevlo urtwn_write_1(sc, R92C_LEDCFG2, 2250264912Skevlo reg | R92C_LEDCFG0_DIS); 2251264912Skevlo urtwn_write_1(sc, R92C_MAC_PINMUX_CFG, 2252264912Skevlo urtwn_read_1(sc, R92C_MAC_PINMUX_CFG) & 2253264912Skevlo 0xfe); 2254264912Skevlo } 2255264912Skevlo } else { 2256264912Skevlo reg = urtwn_read_1(sc, R92C_LEDCFG0) & 0x70; 2257264912Skevlo if (!on) 2258264912Skevlo reg |= R92C_LEDCFG0_DIS; 2259264912Skevlo urtwn_write_1(sc, R92C_LEDCFG0, reg); 2260264912Skevlo } 2261264912Skevlo sc->ledlink = on; /* Save LED state. */ 2262251538Srpaulo } 2263251538Srpaulo} 2264251538Srpaulo 2265289811Savosstatic void 2266289811Savosurtwn_set_mode(struct urtwn_softc *sc, uint8_t mode) 2267289811Savos{ 2268289811Savos uint8_t reg; 2269289811Savos 2270289811Savos reg = urtwn_read_1(sc, R92C_MSR); 2271289811Savos reg = (reg & ~R92C_MSR_MASK) | mode; 2272289811Savos urtwn_write_1(sc, R92C_MSR, reg); 2273289811Savos} 2274289811Savos 2275290651Savosstatic void 2276290651Savosurtwn_ibss_recv_mgmt(struct ieee80211_node *ni, struct mbuf *m, int subtype, 2277290651Savos const struct ieee80211_rx_stats *rxs, 2278290651Savos int rssi, int nf) 2279290651Savos{ 2280290651Savos struct ieee80211vap *vap = ni->ni_vap; 2281290651Savos struct urtwn_softc *sc = vap->iv_ic->ic_softc; 2282290651Savos struct urtwn_vap *uvp = URTWN_VAP(vap); 2283290651Savos uint64_t ni_tstamp, curr_tstamp; 2284290651Savos 2285290651Savos uvp->recv_mgmt(ni, m, subtype, rxs, rssi, nf); 2286290651Savos 2287290651Savos if (vap->iv_state == IEEE80211_S_RUN && 2288290651Savos (subtype == IEEE80211_FC0_SUBTYPE_BEACON || 2289290651Savos subtype == IEEE80211_FC0_SUBTYPE_PROBE_RESP)) { 2290290651Savos ni_tstamp = le64toh(ni->ni_tstamp.tsf); 2291290651Savos URTWN_LOCK(sc); 2292290651Savos urtwn_get_tsf(sc, &curr_tstamp); 2293290651Savos URTWN_UNLOCK(sc); 2294290651Savos curr_tstamp = le64toh(curr_tstamp); 2295290651Savos 2296290651Savos if (ni_tstamp >= curr_tstamp) 2297290651Savos (void) ieee80211_ibss_merge(ni); 2298290651Savos } 2299290651Savos} 2300290651Savos 2301251538Srpaulostatic int 2302251538Srpaulourtwn_newstate(struct ieee80211vap *vap, enum ieee80211_state nstate, int arg) 2303251538Srpaulo{ 2304251538Srpaulo struct urtwn_vap *uvp = URTWN_VAP(vap); 2305251538Srpaulo struct ieee80211com *ic = vap->iv_ic; 2306286949Sadrian struct urtwn_softc *sc = ic->ic_softc; 2307251538Srpaulo struct ieee80211_node *ni; 2308251538Srpaulo enum ieee80211_state ostate; 2309290631Savos uint32_t reg; 2310290631Savos uint8_t mode; 2311290631Savos int error = 0; 2312251538Srpaulo 2313251538Srpaulo ostate = vap->iv_state; 2314294471Savos URTWN_DPRINTF(sc, URTWN_DEBUG_STATE, "%s -> %s\n", 2315294471Savos ieee80211_state_name[ostate], ieee80211_state_name[nstate]); 2316251538Srpaulo 2317251538Srpaulo IEEE80211_UNLOCK(ic); 2318251538Srpaulo URTWN_LOCK(sc); 2319251538Srpaulo callout_stop(&sc->sc_watchdog_ch); 2320251538Srpaulo 2321251538Srpaulo if (ostate == IEEE80211_S_RUN) { 2322294473Savos /* Stop calibration. */ 2323294473Savos callout_stop(&sc->sc_calib_to); 2324294473Savos 2325251538Srpaulo /* Turn link LED off. */ 2326251538Srpaulo urtwn_set_led(sc, URTWN_LED_LINK, 0); 2327251538Srpaulo 2328251538Srpaulo /* Set media status to 'No Link'. */ 2329289811Savos urtwn_set_mode(sc, R92C_MSR_NOLINK); 2330251538Srpaulo 2331251538Srpaulo /* Stop Rx of data frames. */ 2332251538Srpaulo urtwn_write_2(sc, R92C_RXFLTMAP2, 0); 2333251538Srpaulo 2334251538Srpaulo /* Disable TSF synchronization. */ 2335251538Srpaulo urtwn_write_1(sc, R92C_BCN_CTRL, 2336290631Savos (urtwn_read_1(sc, R92C_BCN_CTRL) & ~R92C_BCN_CTRL_EN_BCN) | 2337251538Srpaulo R92C_BCN_CTRL_DIS_TSF_UDT0); 2338251538Srpaulo 2339290631Savos /* Disable beaconing. */ 2340290631Savos urtwn_write_1(sc, R92C_MBID_NUM, 2341290631Savos urtwn_read_1(sc, R92C_MBID_NUM) & ~R92C_MBID_TXBCN_RPT0); 2342290631Savos 2343290631Savos /* Reset TSF. */ 2344290631Savos urtwn_write_1(sc, R92C_DUAL_TSF_RST, R92C_DUAL_TSF_RST0); 2345290631Savos 2346251538Srpaulo /* Reset EDCA parameters. */ 2347251538Srpaulo urtwn_write_4(sc, R92C_EDCA_VO_PARAM, 0x002f3217); 2348251538Srpaulo urtwn_write_4(sc, R92C_EDCA_VI_PARAM, 0x005e4317); 2349251538Srpaulo urtwn_write_4(sc, R92C_EDCA_BE_PARAM, 0x00105320); 2350251538Srpaulo urtwn_write_4(sc, R92C_EDCA_BK_PARAM, 0x0000a444); 2351251538Srpaulo } 2352251538Srpaulo 2353251538Srpaulo switch (nstate) { 2354251538Srpaulo case IEEE80211_S_INIT: 2355251538Srpaulo /* Turn link LED off. */ 2356251538Srpaulo urtwn_set_led(sc, URTWN_LED_LINK, 0); 2357251538Srpaulo break; 2358251538Srpaulo case IEEE80211_S_SCAN: 2359251538Srpaulo /* Pause AC Tx queues. */ 2360251538Srpaulo urtwn_write_1(sc, R92C_TXPAUSE, 2361293180Savos urtwn_read_1(sc, R92C_TXPAUSE) | R92C_TX_QUEUE_AC); 2362251538Srpaulo break; 2363251538Srpaulo case IEEE80211_S_AUTH: 2364251538Srpaulo urtwn_set_chan(sc, ic->ic_curchan, NULL); 2365251538Srpaulo break; 2366251538Srpaulo case IEEE80211_S_RUN: 2367251538Srpaulo if (vap->iv_opmode == IEEE80211_M_MONITOR) { 2368251538Srpaulo /* Turn link LED on. */ 2369251538Srpaulo urtwn_set_led(sc, URTWN_LED_LINK, 1); 2370251538Srpaulo break; 2371251538Srpaulo } 2372251538Srpaulo 2373251538Srpaulo ni = ieee80211_ref_node(vap->iv_bss); 2374290631Savos 2375290631Savos if (ic->ic_bsschan == IEEE80211_CHAN_ANYC || 2376290631Savos ni->ni_chan == IEEE80211_CHAN_ANYC) { 2377290631Savos device_printf(sc->sc_dev, 2378290631Savos "%s: could not move to RUN state\n", __func__); 2379290631Savos error = EINVAL; 2380290631Savos goto end_run; 2381290631Savos } 2382290631Savos 2383290631Savos switch (vap->iv_opmode) { 2384290631Savos case IEEE80211_M_STA: 2385290631Savos mode = R92C_MSR_INFRA; 2386290631Savos break; 2387290651Savos case IEEE80211_M_IBSS: 2388290651Savos mode = R92C_MSR_ADHOC; 2389290651Savos break; 2390290631Savos case IEEE80211_M_HOSTAP: 2391290631Savos mode = R92C_MSR_AP; 2392290631Savos break; 2393290631Savos default: 2394290631Savos device_printf(sc->sc_dev, "undefined opmode %d\n", 2395290631Savos vap->iv_opmode); 2396290631Savos error = EINVAL; 2397290631Savos goto end_run; 2398290631Savos } 2399290631Savos 2400251538Srpaulo /* Set media status to 'Associated'. */ 2401290631Savos urtwn_set_mode(sc, mode); 2402251538Srpaulo 2403251538Srpaulo /* Set BSSID. */ 2404251538Srpaulo urtwn_write_4(sc, R92C_BSSID + 0, LE_READ_4(&ni->ni_bssid[0])); 2405251538Srpaulo urtwn_write_4(sc, R92C_BSSID + 4, LE_READ_2(&ni->ni_bssid[4])); 2406251538Srpaulo 2407251538Srpaulo if (ic->ic_curmode == IEEE80211_MODE_11B) 2408251538Srpaulo urtwn_write_1(sc, R92C_INIRTS_RATE_SEL, 0); 2409251538Srpaulo else /* 802.11b/g */ 2410251538Srpaulo urtwn_write_1(sc, R92C_INIRTS_RATE_SEL, 3); 2411251538Srpaulo 2412251538Srpaulo /* Enable Rx of data frames. */ 2413251538Srpaulo urtwn_write_2(sc, R92C_RXFLTMAP2, 0xffff); 2414251538Srpaulo 2415251538Srpaulo /* Flush all AC queues. */ 2416251538Srpaulo urtwn_write_1(sc, R92C_TXPAUSE, 0); 2417251538Srpaulo 2418251538Srpaulo /* Set beacon interval. */ 2419251538Srpaulo urtwn_write_2(sc, R92C_BCN_INTERVAL, ni->ni_intval); 2420251538Srpaulo 2421251538Srpaulo /* Allow Rx from our BSSID only. */ 2422290564Savos if (ic->ic_promisc == 0) { 2423290631Savos reg = urtwn_read_4(sc, R92C_RCR); 2424290631Savos 2425290631Savos if (vap->iv_opmode != IEEE80211_M_HOSTAP) 2426290631Savos reg |= R92C_RCR_CBSSID_DATA; 2427290651Savos if (vap->iv_opmode != IEEE80211_M_IBSS) 2428290651Savos reg |= R92C_RCR_CBSSID_BCN; 2429290631Savos 2430290631Savos urtwn_write_4(sc, R92C_RCR, reg); 2431290564Savos } 2432251538Srpaulo 2433290651Savos if (vap->iv_opmode == IEEE80211_M_HOSTAP || 2434290651Savos vap->iv_opmode == IEEE80211_M_IBSS) { 2435290631Savos error = urtwn_setup_beacon(sc, ni); 2436290631Savos if (error != 0) { 2437290631Savos device_printf(sc->sc_dev, 2438290631Savos "unable to push beacon into the chip, " 2439290631Savos "error %d\n", error); 2440290631Savos goto end_run; 2441290631Savos } 2442290631Savos } 2443290631Savos 2444251538Srpaulo /* Enable TSF synchronization. */ 2445290631Savos urtwn_tsf_sync_enable(sc, vap); 2446251538Srpaulo 2447251538Srpaulo urtwn_write_1(sc, R92C_SIFS_CCK + 1, 10); 2448251538Srpaulo urtwn_write_1(sc, R92C_SIFS_OFDM + 1, 10); 2449251538Srpaulo urtwn_write_1(sc, R92C_SPEC_SIFS + 1, 10); 2450251538Srpaulo urtwn_write_1(sc, R92C_MAC_SPEC_SIFS + 1, 10); 2451251538Srpaulo urtwn_write_1(sc, R92C_R2T_SIFS + 1, 10); 2452251538Srpaulo urtwn_write_1(sc, R92C_T2T_SIFS + 1, 10); 2453251538Srpaulo 2454251538Srpaulo /* Intialize rate adaptation. */ 2455292167Savos if (!(sc->chip & URTWN_CHIP_88E)) 2456264912Skevlo urtwn_ra_init(sc); 2457251538Srpaulo /* Turn link LED on. */ 2458251538Srpaulo urtwn_set_led(sc, URTWN_LED_LINK, 1); 2459251538Srpaulo 2460251538Srpaulo sc->avg_pwdb = -1; /* Reset average RSSI. */ 2461251538Srpaulo /* Reset temperature calibration state machine. */ 2462294473Savos sc->sc_flags &= ~URTWN_TEMP_MEASURED; 2463251538Srpaulo sc->thcal_lctemp = 0; 2464294473Savos /* Start periodic calibration. */ 2465294473Savos callout_reset(&sc->sc_calib_to, 2*hz, urtwn_calib_to, sc); 2466290631Savos 2467290631Savosend_run: 2468251538Srpaulo ieee80211_free_node(ni); 2469251538Srpaulo break; 2470251538Srpaulo default: 2471251538Srpaulo break; 2472251538Srpaulo } 2473290631Savos 2474251538Srpaulo URTWN_UNLOCK(sc); 2475251538Srpaulo IEEE80211_LOCK(ic); 2476290631Savos return (error != 0 ? error : uvp->newstate(vap, nstate, arg)); 2477251538Srpaulo} 2478251538Srpaulo 2479251538Srpaulostatic void 2480294473Savosurtwn_calib_to(void *arg) 2481294473Savos{ 2482294473Savos struct urtwn_softc *sc = arg; 2483294473Savos 2484294473Savos /* Do it in a process context. */ 2485294473Savos urtwn_cmd_sleepable(sc, NULL, 0, urtwn_calib_cb); 2486294473Savos} 2487294473Savos 2488294473Savosstatic void 2489294473Savosurtwn_calib_cb(struct urtwn_softc *sc, union sec_param *data) 2490294473Savos{ 2491294473Savos /* Do temperature compensation. */ 2492294473Savos urtwn_temp_calib(sc); 2493294473Savos 2494294473Savos if ((urtwn_read_1(sc, R92C_MSR) & R92C_MSR_MASK) != R92C_MSR_NOLINK) 2495294473Savos callout_reset(&sc->sc_calib_to, 2*hz, urtwn_calib_to, sc); 2496294473Savos} 2497294473Savos 2498294473Savosstatic void 2499251538Srpaulourtwn_watchdog(void *arg) 2500251538Srpaulo{ 2501251538Srpaulo struct urtwn_softc *sc = arg; 2502251538Srpaulo 2503251538Srpaulo if (sc->sc_txtimer > 0) { 2504251538Srpaulo if (--sc->sc_txtimer == 0) { 2505251538Srpaulo device_printf(sc->sc_dev, "device timeout\n"); 2506287197Sglebius counter_u64_add(sc->sc_ic.ic_oerrors, 1); 2507251538Srpaulo return; 2508251538Srpaulo } 2509251538Srpaulo callout_reset(&sc->sc_watchdog_ch, hz, urtwn_watchdog, sc); 2510251538Srpaulo } 2511251538Srpaulo} 2512251538Srpaulo 2513251538Srpaulostatic void 2514251538Srpaulourtwn_update_avgrssi(struct urtwn_softc *sc, int rate, int8_t rssi) 2515251538Srpaulo{ 2516251538Srpaulo int pwdb; 2517251538Srpaulo 2518251538Srpaulo /* Convert antenna signal to percentage. */ 2519251538Srpaulo if (rssi <= -100 || rssi >= 20) 2520251538Srpaulo pwdb = 0; 2521251538Srpaulo else if (rssi >= 0) 2522251538Srpaulo pwdb = 100; 2523251538Srpaulo else 2524251538Srpaulo pwdb = 100 + rssi; 2525264912Skevlo if (!(sc->chip & URTWN_CHIP_88E)) { 2526289758Savos if (rate <= URTWN_RIDX_CCK11) { 2527264912Skevlo /* CCK gain is smaller than OFDM/MCS gain. */ 2528264912Skevlo pwdb += 6; 2529264912Skevlo if (pwdb > 100) 2530264912Skevlo pwdb = 100; 2531264912Skevlo if (pwdb <= 14) 2532264912Skevlo pwdb -= 4; 2533264912Skevlo else if (pwdb <= 26) 2534264912Skevlo pwdb -= 8; 2535264912Skevlo else if (pwdb <= 34) 2536264912Skevlo pwdb -= 6; 2537264912Skevlo else if (pwdb <= 42) 2538264912Skevlo pwdb -= 2; 2539264912Skevlo } 2540251538Srpaulo } 2541251538Srpaulo if (sc->avg_pwdb == -1) /* Init. */ 2542251538Srpaulo sc->avg_pwdb = pwdb; 2543251538Srpaulo else if (sc->avg_pwdb < pwdb) 2544251538Srpaulo sc->avg_pwdb = ((sc->avg_pwdb * 19 + pwdb) / 20) + 1; 2545251538Srpaulo else 2546251538Srpaulo sc->avg_pwdb = ((sc->avg_pwdb * 19 + pwdb) / 20); 2547294471Savos URTWN_DPRINTF(sc, URTWN_DEBUG_RA, "%s: PWDB %d, EMA %d\n", __func__, 2548294471Savos pwdb, sc->avg_pwdb); 2549251538Srpaulo} 2550251538Srpaulo 2551251538Srpaulostatic int8_t 2552251538Srpaulourtwn_get_rssi(struct urtwn_softc *sc, int rate, void *physt) 2553251538Srpaulo{ 2554251538Srpaulo static const int8_t cckoff[] = { 16, -12, -26, -46 }; 2555251538Srpaulo struct r92c_rx_phystat *phy; 2556251538Srpaulo struct r92c_rx_cck *cck; 2557251538Srpaulo uint8_t rpt; 2558251538Srpaulo int8_t rssi; 2559251538Srpaulo 2560289758Savos if (rate <= URTWN_RIDX_CCK11) { 2561251538Srpaulo cck = (struct r92c_rx_cck *)physt; 2562251538Srpaulo if (sc->sc_flags & URTWN_FLAG_CCK_HIPWR) { 2563251538Srpaulo rpt = (cck->agc_rpt >> 5) & 0x3; 2564251538Srpaulo rssi = (cck->agc_rpt & 0x1f) << 1; 2565251538Srpaulo } else { 2566251538Srpaulo rpt = (cck->agc_rpt >> 6) & 0x3; 2567251538Srpaulo rssi = cck->agc_rpt & 0x3e; 2568251538Srpaulo } 2569251538Srpaulo rssi = cckoff[rpt] - rssi; 2570251538Srpaulo } else { /* OFDM/HT. */ 2571251538Srpaulo phy = (struct r92c_rx_phystat *)physt; 2572251538Srpaulo rssi = ((le32toh(phy->phydw1) >> 1) & 0x7f) - 110; 2573251538Srpaulo } 2574251538Srpaulo return (rssi); 2575251538Srpaulo} 2576251538Srpaulo 2577264912Skevlostatic int8_t 2578264912Skevlourtwn_r88e_get_rssi(struct urtwn_softc *sc, int rate, void *physt) 2579264912Skevlo{ 2580264912Skevlo struct r92c_rx_phystat *phy; 2581264912Skevlo struct r88e_rx_cck *cck; 2582264912Skevlo uint8_t cck_agc_rpt, lna_idx, vga_idx; 2583264912Skevlo int8_t rssi; 2584264912Skevlo 2585264972Skevlo rssi = 0; 2586289758Savos if (rate <= URTWN_RIDX_CCK11) { 2587264912Skevlo cck = (struct r88e_rx_cck *)physt; 2588264912Skevlo cck_agc_rpt = cck->agc_rpt; 2589264912Skevlo lna_idx = (cck_agc_rpt & 0xe0) >> 5; 2590281069Srpaulo vga_idx = cck_agc_rpt & 0x1f; 2591264912Skevlo switch (lna_idx) { 2592264912Skevlo case 7: 2593264912Skevlo if (vga_idx <= 27) 2594264912Skevlo rssi = -100 + 2* (27 - vga_idx); 2595264912Skevlo else 2596264912Skevlo rssi = -100; 2597264912Skevlo break; 2598264912Skevlo case 6: 2599264912Skevlo rssi = -48 + 2 * (2 - vga_idx); 2600264912Skevlo break; 2601264912Skevlo case 5: 2602264912Skevlo rssi = -42 + 2 * (7 - vga_idx); 2603264912Skevlo break; 2604264912Skevlo case 4: 2605264912Skevlo rssi = -36 + 2 * (7 - vga_idx); 2606264912Skevlo break; 2607264912Skevlo case 3: 2608264912Skevlo rssi = -24 + 2 * (7 - vga_idx); 2609264912Skevlo break; 2610264912Skevlo case 2: 2611264912Skevlo rssi = -12 + 2 * (5 - vga_idx); 2612264912Skevlo break; 2613264912Skevlo case 1: 2614264912Skevlo rssi = 8 - (2 * vga_idx); 2615264912Skevlo break; 2616264912Skevlo case 0: 2617264912Skevlo rssi = 14 - (2 * vga_idx); 2618264912Skevlo break; 2619264912Skevlo } 2620264912Skevlo rssi += 6; 2621264912Skevlo } else { /* OFDM/HT. */ 2622264912Skevlo phy = (struct r92c_rx_phystat *)physt; 2623264912Skevlo rssi = ((le32toh(phy->phydw1) >> 1) & 0x7f) - 110; 2624264912Skevlo } 2625264912Skevlo return (rssi); 2626264912Skevlo} 2627264912Skevlo 2628292167Savosstatic __inline uint8_t 2629292167Savosrate2ridx(uint8_t rate) 2630292167Savos{ 2631292167Savos switch (rate) { 2632292167Savos case 12: return 4; 2633292167Savos case 18: return 5; 2634292167Savos case 24: return 6; 2635292167Savos case 36: return 7; 2636292167Savos case 48: return 8; 2637292167Savos case 72: return 9; 2638292167Savos case 96: return 10; 2639292167Savos case 108: return 11; 2640292167Savos case 2: return 0; 2641292167Savos case 4: return 1; 2642292167Savos case 11: return 2; 2643292167Savos case 22: return 3; 2644292167Savos default: return 0; 2645292167Savos } 2646292167Savos} 2647292167Savos 2648251538Srpaulostatic int 2649290630Savosurtwn_tx_data(struct urtwn_softc *sc, struct ieee80211_node *ni, 2650290630Savos struct mbuf *m, struct urtwn_data *data) 2651251538Srpaulo{ 2652292167Savos const struct ieee80211_txparam *tp; 2653287197Sglebius struct ieee80211com *ic = &sc->sc_ic; 2654251538Srpaulo struct ieee80211vap *vap = ni->ni_vap; 2655292167Savos struct ieee80211_key *k = NULL; 2656292167Savos struct ieee80211_channel *chan; 2657292167Savos struct ieee80211_frame *wh; 2658251538Srpaulo struct r92c_tx_desc *txd; 2659292167Savos uint8_t macid, raid, rate, ridx, subtype, type, tid, qsel; 2660292014Savos int hasqos, ismcast; 2661251538Srpaulo 2662251538Srpaulo URTWN_ASSERT_LOCKED(sc); 2663251538Srpaulo 2664251538Srpaulo /* 2665251538Srpaulo * Software crypto. 2666251538Srpaulo */ 2667290630Savos wh = mtod(m, struct ieee80211_frame *); 2668264912Skevlo type = wh->i_fc[0] & IEEE80211_FC0_TYPE_MASK; 2669290630Savos subtype = wh->i_fc[0] & IEEE80211_FC0_SUBTYPE_MASK; 2670292014Savos hasqos = IEEE80211_QOS_HAS_SEQ(wh); 2671290630Savos ismcast = IEEE80211_IS_MULTICAST(wh->i_addr1); 2672264912Skevlo 2673292014Savos /* Select TX ring for this frame. */ 2674292014Savos if (hasqos) { 2675292014Savos tid = ((const struct ieee80211_qosframe *)wh)->i_qos[0]; 2676292014Savos tid &= IEEE80211_QOS_TID; 2677292014Savos } else 2678292014Savos tid = 0; 2679292014Savos 2680292167Savos chan = (ni->ni_chan != IEEE80211_CHAN_ANYC) ? 2681292167Savos ni->ni_chan : ic->ic_curchan; 2682292167Savos tp = &vap->iv_txparms[ieee80211_chan2mode(chan)]; 2683292167Savos 2684292167Savos /* Choose a TX rate index. */ 2685292167Savos if (type == IEEE80211_FC0_TYPE_MGT) 2686292167Savos rate = tp->mgmtrate; 2687292167Savos else if (ismcast) 2688292167Savos rate = tp->mcastrate; 2689292167Savos else if (tp->ucastrate != IEEE80211_FIXED_RATE_NONE) 2690292167Savos rate = tp->ucastrate; 2691292167Savos else if (m->m_flags & M_EAPOL) 2692292167Savos rate = tp->mgmtrate; 2693292167Savos else { 2694292167Savos if (URTWN_CHIP_HAS_RATECTL(sc)) { 2695292167Savos /* XXX pass pktlen */ 2696292167Savos (void) ieee80211_ratectl_rate(ni, NULL, 0); 2697292167Savos rate = ni->ni_txrate; 2698292167Savos } else { 2699292167Savos if (ic->ic_curmode != IEEE80211_MODE_11B) 2700292167Savos rate = 108; 2701292167Savos else 2702292167Savos rate = 22; 2703292167Savos } 2704292167Savos } 2705292167Savos 2706292167Savos ridx = rate2ridx(rate); 2707292167Savos if (ic->ic_curmode != IEEE80211_MODE_11B) 2708292167Savos raid = R92C_RAID_11BG; 2709292167Savos else 2710292167Savos raid = R92C_RAID_11B; 2711292167Savos 2712260444Skevlo if (wh->i_fc[1] & IEEE80211_FC1_PROTECTED) { 2713290630Savos k = ieee80211_crypto_encap(ni, m); 2714251538Srpaulo if (k == NULL) { 2715251538Srpaulo device_printf(sc->sc_dev, 2716251538Srpaulo "ieee80211_crypto_encap returns NULL.\n"); 2717251538Srpaulo return (ENOBUFS); 2718251538Srpaulo } 2719251538Srpaulo 2720251538Srpaulo /* in case packet header moved, reset pointer */ 2721290630Savos wh = mtod(m, struct ieee80211_frame *); 2722251538Srpaulo } 2723281069Srpaulo 2724251538Srpaulo /* Fill Tx descriptor. */ 2725251538Srpaulo txd = (struct r92c_tx_desc *)data->buf; 2726251538Srpaulo memset(txd, 0, sizeof(*txd)); 2727251538Srpaulo 2728251538Srpaulo txd->txdw0 |= htole32( 2729251538Srpaulo SM(R92C_TXDW0_OFFSET, sizeof(*txd)) | 2730251538Srpaulo R92C_TXDW0_OWN | R92C_TXDW0_FSG | R92C_TXDW0_LSG); 2731290630Savos if (ismcast) 2732251538Srpaulo txd->txdw0 |= htole32(R92C_TXDW0_BMCAST); 2733290630Savos 2734290630Savos if (!ismcast) { 2735292167Savos if (sc->chip & URTWN_CHIP_88E) { 2736292167Savos struct urtwn_node *un = URTWN_NODE(ni); 2737292167Savos macid = un->id; 2738292167Savos } else 2739292167Savos macid = URTWN_MACID_BSS; 2740290630Savos 2741290630Savos if (type == IEEE80211_FC0_TYPE_DATA) { 2742292014Savos qsel = tid % URTWN_MAX_TID; 2743290630Savos 2744292167Savos if (sc->chip & URTWN_CHIP_88E) { 2745292167Savos txd->txdw2 |= htole32( 2746292167Savos R88E_TXDW2_AGGBK | 2747292167Savos R88E_TXDW2_CCX_RPT); 2748292167Savos } else 2749290630Savos txd->txdw1 |= htole32(R92C_TXDW1_AGGBK); 2750290630Savos 2751290630Savos if (ic->ic_flags & IEEE80211_F_USEPROT) { 2752290630Savos switch (ic->ic_protmode) { 2753290630Savos case IEEE80211_PROT_CTSONLY: 2754290630Savos txd->txdw4 |= htole32( 2755290630Savos R92C_TXDW4_CTS2SELF | 2756290630Savos R92C_TXDW4_HWRTSEN); 2757290630Savos break; 2758290630Savos case IEEE80211_PROT_RTSCTS: 2759290630Savos txd->txdw4 |= htole32( 2760290630Savos R92C_TXDW4_RTSEN | 2761290630Savos R92C_TXDW4_HWRTSEN); 2762290630Savos break; 2763290630Savos default: 2764290630Savos break; 2765290630Savos } 2766290630Savos } 2767290630Savos txd->txdw4 |= htole32(SM(R92C_TXDW4_RTSRATE, 2768290630Savos URTWN_RIDX_OFDM24)); 2769290630Savos txd->txdw5 |= htole32(0x0001ff00); 2770290630Savos } else /* IEEE80211_FC0_TYPE_MGT */ 2771290630Savos qsel = R92C_TXDW1_QSEL_MGNT; 2772251538Srpaulo } else { 2773290630Savos macid = URTWN_MACID_BC; 2774290630Savos qsel = R92C_TXDW1_QSEL_MGNT; 2775290630Savos } 2776251538Srpaulo 2777290630Savos txd->txdw1 |= htole32( 2778290630Savos SM(R92C_TXDW1_QSEL, qsel) | 2779290630Savos SM(R92C_TXDW1_RAID, raid)); 2780290630Savos 2781290630Savos if (sc->chip & URTWN_CHIP_88E) 2782290630Savos txd->txdw1 |= htole32(SM(R88E_TXDW1_MACID, macid)); 2783290630Savos else 2784290630Savos txd->txdw1 |= htole32(SM(R92C_TXDW1_MACID, macid)); 2785290630Savos 2786290630Savos txd->txdw5 |= htole32(SM(R92C_TXDW5_DATARATE, ridx)); 2787291858Savos /* Force this rate if needed. */ 2788292167Savos if (URTWN_CHIP_HAS_RATECTL(sc) || ismcast || 2789292167Savos (m->m_flags & M_EAPOL) || type != IEEE80211_FC0_TYPE_DATA) 2790251538Srpaulo txd->txdw4 |= htole32(R92C_TXDW4_DRVRATE); 2791251538Srpaulo 2792292014Savos if (!hasqos) { 2793251538Srpaulo /* Use HW sequence numbering for non-QoS frames. */ 2794291858Savos if (sc->chip & URTWN_CHIP_88E) 2795291858Savos txd->txdseq = htole16(R88E_TXDSEQ_HWSEQ_EN); 2796291858Savos else 2797291858Savos txd->txdw4 |= htole32(R92C_TXDW4_HWSEQ_EN); 2798290630Savos } else { 2799290630Savos /* Set sequence number. */ 2800290630Savos txd->txdseq = htole16(M_SEQNO_GET(m) % IEEE80211_SEQ_RANGE); 2801290630Savos } 2802251538Srpaulo 2803292175Savos if (k != NULL && !(k->wk_flags & IEEE80211_KEY_SWCRYPT)) { 2804292175Savos uint8_t cipher; 2805292175Savos 2806292175Savos switch (k->wk_cipher->ic_cipher) { 2807292175Savos case IEEE80211_CIPHER_WEP: 2808292175Savos case IEEE80211_CIPHER_TKIP: 2809292175Savos cipher = R92C_TXDW1_CIPHER_RC4; 2810292175Savos break; 2811292175Savos case IEEE80211_CIPHER_AES_CCM: 2812292175Savos cipher = R92C_TXDW1_CIPHER_AES; 2813292175Savos break; 2814292175Savos default: 2815292175Savos device_printf(sc->sc_dev, "%s: unknown cipher %d\n", 2816292175Savos __func__, k->wk_cipher->ic_cipher); 2817292175Savos return (EINVAL); 2818292175Savos } 2819292175Savos 2820292175Savos txd->txdw1 |= htole32(SM(R92C_TXDW1_CIPHER, cipher)); 2821292175Savos } 2822292175Savos 2823251538Srpaulo if (ieee80211_radiotap_active_vap(vap)) { 2824251538Srpaulo struct urtwn_tx_radiotap_header *tap = &sc->sc_txtap; 2825251538Srpaulo 2826251538Srpaulo tap->wt_flags = 0; 2827290630Savos if (k != NULL) 2828290630Savos tap->wt_flags |= IEEE80211_RADIOTAP_F_WEP; 2829290630Savos ieee80211_radiotap_tx(vap, m); 2830251538Srpaulo } 2831251538Srpaulo 2832290630Savos data->ni = ni; 2833251538Srpaulo 2834290630Savos urtwn_tx_start(sc, m, type, data); 2835290630Savos 2836290630Savos return (0); 2837290630Savos} 2838290630Savos 2839292221Savosstatic int 2840292221Savosurtwn_tx_raw(struct urtwn_softc *sc, struct ieee80211_node *ni, 2841292221Savos struct mbuf *m, struct urtwn_data *data, 2842292221Savos const struct ieee80211_bpf_params *params) 2843292221Savos{ 2844292221Savos struct ieee80211vap *vap = ni->ni_vap; 2845292221Savos struct ieee80211_key *k = NULL; 2846292221Savos struct ieee80211_frame *wh; 2847292221Savos struct r92c_tx_desc *txd; 2848292221Savos uint8_t cipher, ridx, type; 2849292221Savos 2850292221Savos /* Encrypt the frame if need be. */ 2851292221Savos cipher = R92C_TXDW1_CIPHER_NONE; 2852292221Savos if (params->ibp_flags & IEEE80211_BPF_CRYPTO) { 2853292221Savos /* Retrieve key for TX. */ 2854292221Savos k = ieee80211_crypto_encap(ni, m); 2855292221Savos if (k == NULL) 2856292221Savos return (ENOBUFS); 2857292221Savos 2858292221Savos if (!(k->wk_flags & IEEE80211_KEY_SWCRYPT)) { 2859292221Savos switch (k->wk_cipher->ic_cipher) { 2860292221Savos case IEEE80211_CIPHER_WEP: 2861292221Savos case IEEE80211_CIPHER_TKIP: 2862292221Savos cipher = R92C_TXDW1_CIPHER_RC4; 2863292221Savos break; 2864292221Savos case IEEE80211_CIPHER_AES_CCM: 2865292221Savos cipher = R92C_TXDW1_CIPHER_AES; 2866292221Savos break; 2867292221Savos default: 2868292221Savos device_printf(sc->sc_dev, 2869292221Savos "%s: unknown cipher %d\n", 2870292221Savos __func__, k->wk_cipher->ic_cipher); 2871292221Savos return (EINVAL); 2872292221Savos } 2873292221Savos } 2874292221Savos } 2875292221Savos 2876292221Savos wh = mtod(m, struct ieee80211_frame *); 2877292221Savos type = wh->i_fc[0] & IEEE80211_FC0_TYPE_MASK; 2878292221Savos 2879292221Savos /* Fill Tx descriptor. */ 2880292221Savos txd = (struct r92c_tx_desc *)data->buf; 2881292221Savos memset(txd, 0, sizeof(*txd)); 2882292221Savos 2883292221Savos txd->txdw0 |= htole32( 2884292221Savos SM(R92C_TXDW0_OFFSET, sizeof(*txd)) | 2885292221Savos R92C_TXDW0_OWN | R92C_TXDW0_FSG | R92C_TXDW0_LSG); 2886292221Savos if (IEEE80211_IS_MULTICAST(wh->i_addr1)) 2887292221Savos txd->txdw0 |= htole32(R92C_TXDW0_BMCAST); 2888292221Savos 2889292221Savos if (params->ibp_flags & IEEE80211_BPF_RTS) 2890292221Savos txd->txdw4 |= htole32(R92C_TXDW4_RTSEN); 2891292221Savos if (params->ibp_flags & IEEE80211_BPF_CTS) 2892292221Savos txd->txdw4 |= htole32(R92C_TXDW4_CTS2SELF); 2893292221Savos if (txd->txdw4 & htole32(R92C_TXDW4_RTSEN | R92C_TXDW4_CTS2SELF)) { 2894292221Savos txd->txdw4 |= htole32(R92C_TXDW4_HWRTSEN); 2895292221Savos txd->txdw4 |= htole32(SM(R92C_TXDW4_RTSRATE, 2896292221Savos URTWN_RIDX_OFDM24)); 2897292221Savos } 2898292221Savos 2899292221Savos if (sc->chip & URTWN_CHIP_88E) 2900292221Savos txd->txdw1 |= htole32(SM(R88E_TXDW1_MACID, URTWN_MACID_BC)); 2901292221Savos else 2902292221Savos txd->txdw1 |= htole32(SM(R92C_TXDW1_MACID, URTWN_MACID_BC)); 2903292221Savos 2904292221Savos txd->txdw1 |= htole32(SM(R92C_TXDW1_QSEL, R92C_TXDW1_QSEL_MGNT)); 2905292221Savos txd->txdw1 |= htole32(SM(R92C_TXDW1_CIPHER, cipher)); 2906292221Savos 2907292221Savos /* Choose a TX rate index. */ 2908292221Savos ridx = rate2ridx(params->ibp_rate0); 2909292221Savos txd->txdw5 |= htole32(SM(R92C_TXDW5_DATARATE, ridx)); 2910292221Savos txd->txdw5 |= htole32(0x0001ff00); 2911292221Savos txd->txdw4 |= htole32(R92C_TXDW4_DRVRATE); 2912292221Savos 2913292221Savos if (!IEEE80211_QOS_HAS_SEQ(wh)) { 2914292221Savos /* Use HW sequence numbering for non-QoS frames. */ 2915292221Savos if (sc->chip & URTWN_CHIP_88E) 2916292221Savos txd->txdseq = htole16(R88E_TXDSEQ_HWSEQ_EN); 2917292221Savos else 2918292221Savos txd->txdw4 |= htole32(R92C_TXDW4_HWSEQ_EN); 2919292221Savos } else { 2920292221Savos /* Set sequence number. */ 2921292221Savos txd->txdseq = htole16(M_SEQNO_GET(m) % IEEE80211_SEQ_RANGE); 2922292221Savos } 2923292221Savos 2924292221Savos if (ieee80211_radiotap_active_vap(vap)) { 2925292221Savos struct urtwn_tx_radiotap_header *tap = &sc->sc_txtap; 2926292221Savos 2927292221Savos tap->wt_flags = 0; 2928292221Savos if (k != NULL) 2929292221Savos tap->wt_flags |= IEEE80211_RADIOTAP_F_WEP; 2930292221Savos ieee80211_radiotap_tx(vap, m); 2931292221Savos } 2932292221Savos 2933292221Savos data->ni = ni; 2934292221Savos 2935292221Savos urtwn_tx_start(sc, m, type, data); 2936292221Savos 2937292221Savos return (0); 2938292221Savos} 2939292221Savos 2940290630Savosstatic void 2941290630Savosurtwn_tx_start(struct urtwn_softc *sc, struct mbuf *m, uint8_t type, 2942290630Savos struct urtwn_data *data) 2943290630Savos{ 2944290630Savos struct usb_xfer *xfer; 2945290630Savos struct r92c_tx_desc *txd; 2946290630Savos uint16_t ac, sum; 2947290630Savos int i, xferlen; 2948290630Savos 2949290630Savos URTWN_ASSERT_LOCKED(sc); 2950290630Savos 2951290630Savos ac = M_WME_GETAC(m); 2952290630Savos 2953290630Savos switch (type) { 2954290630Savos case IEEE80211_FC0_TYPE_CTL: 2955290630Savos case IEEE80211_FC0_TYPE_MGT: 2956290630Savos xfer = sc->sc_xfer[URTWN_BULK_TX_VO]; 2957290630Savos break; 2958290630Savos default: 2959292014Savos xfer = sc->sc_xfer[wme2queue[ac].qid]; 2960290630Savos break; 2961290630Savos } 2962290630Savos 2963290630Savos txd = (struct r92c_tx_desc *)data->buf; 2964290630Savos txd->txdw0 |= htole32(SM(R92C_TXDW0_PKTLEN, m->m_pkthdr.len)); 2965290630Savos 2966290630Savos /* Compute Tx descriptor checksum. */ 2967290630Savos sum = 0; 2968290630Savos for (i = 0; i < sizeof(*txd) / 2; i++) 2969290630Savos sum ^= ((uint16_t *)txd)[i]; 2970290630Savos txd->txdsum = sum; /* NB: already little endian. */ 2971290630Savos 2972290630Savos xferlen = sizeof(*txd) + m->m_pkthdr.len; 2973290630Savos m_copydata(m, 0, m->m_pkthdr.len, (caddr_t)&txd[1]); 2974290630Savos 2975251538Srpaulo data->buflen = xferlen; 2976290630Savos data->m = m; 2977251538Srpaulo 2978251538Srpaulo STAILQ_INSERT_TAIL(&sc->sc_tx_pending, data, next); 2979251538Srpaulo usbd_transfer_start(xfer); 2980251538Srpaulo} 2981251538Srpaulo 2982287197Sglebiusstatic int 2983287197Sglebiusurtwn_transmit(struct ieee80211com *ic, struct mbuf *m) 2984251538Srpaulo{ 2985287197Sglebius struct urtwn_softc *sc = ic->ic_softc; 2986287197Sglebius int error; 2987261863Srpaulo 2988261863Srpaulo URTWN_LOCK(sc); 2989287197Sglebius if ((sc->sc_flags & URTWN_RUNNING) == 0) { 2990287197Sglebius URTWN_UNLOCK(sc); 2991287197Sglebius return (ENXIO); 2992287197Sglebius } 2993287197Sglebius error = mbufq_enqueue(&sc->sc_snd, m); 2994287197Sglebius if (error) { 2995287197Sglebius URTWN_UNLOCK(sc); 2996287197Sglebius return (error); 2997287197Sglebius } 2998287197Sglebius urtwn_start(sc); 2999261863Srpaulo URTWN_UNLOCK(sc); 3000287197Sglebius 3001287197Sglebius return (0); 3002261863Srpaulo} 3003261863Srpaulo 3004261863Srpaulostatic void 3005287197Sglebiusurtwn_start(struct urtwn_softc *sc) 3006261863Srpaulo{ 3007251538Srpaulo struct ieee80211_node *ni; 3008251538Srpaulo struct mbuf *m; 3009251538Srpaulo struct urtwn_data *bf; 3010251538Srpaulo 3011261863Srpaulo URTWN_ASSERT_LOCKED(sc); 3012287197Sglebius while ((m = mbufq_dequeue(&sc->sc_snd)) != NULL) { 3013251538Srpaulo bf = urtwn_getbuf(sc); 3014251538Srpaulo if (bf == NULL) { 3015287197Sglebius mbufq_prepend(&sc->sc_snd, m); 3016251538Srpaulo break; 3017251538Srpaulo } 3018251538Srpaulo ni = (struct ieee80211_node *)m->m_pkthdr.rcvif; 3019251538Srpaulo m->m_pkthdr.rcvif = NULL; 3020290630Savos if (urtwn_tx_data(sc, ni, m, bf) != 0) { 3021287197Sglebius if_inc_counter(ni->ni_vap->iv_ifp, 3022287197Sglebius IFCOUNTER_OERRORS, 1); 3023251538Srpaulo STAILQ_INSERT_HEAD(&sc->sc_tx_inactive, bf, next); 3024288353Sadrian m_freem(m); 3025251538Srpaulo ieee80211_free_node(ni); 3026251538Srpaulo break; 3027251538Srpaulo } 3028251538Srpaulo sc->sc_txtimer = 5; 3029251538Srpaulo callout_reset(&sc->sc_watchdog_ch, hz, urtwn_watchdog, sc); 3030251538Srpaulo } 3031251538Srpaulo} 3032251538Srpaulo 3033287197Sglebiusstatic void 3034287197Sglebiusurtwn_parent(struct ieee80211com *ic) 3035251538Srpaulo{ 3036286949Sadrian struct urtwn_softc *sc = ic->ic_softc; 3037251538Srpaulo 3038263153Skevlo URTWN_LOCK(sc); 3039287197Sglebius if (sc->sc_flags & URTWN_DETACHED) { 3040287197Sglebius URTWN_UNLOCK(sc); 3041287197Sglebius return; 3042287197Sglebius } 3043291698Savos URTWN_UNLOCK(sc); 3044291698Savos 3045287197Sglebius if (ic->ic_nrunning > 0) { 3046291698Savos if (urtwn_init(sc) != 0) { 3047291698Savos struct ieee80211vap *vap = TAILQ_FIRST(&ic->ic_vaps); 3048291698Savos if (vap != NULL) 3049291698Savos ieee80211_stop(vap); 3050291698Savos } else 3051291698Savos ieee80211_start_all(ic); 3052291698Savos } else 3053287197Sglebius urtwn_stop(sc); 3054251538Srpaulo} 3055251538Srpaulo 3056264912Skevlostatic __inline int 3057251538Srpaulourtwn_power_on(struct urtwn_softc *sc) 3058251538Srpaulo{ 3059264912Skevlo 3060264912Skevlo return sc->sc_power_on(sc); 3061264912Skevlo} 3062264912Skevlo 3063264912Skevlostatic int 3064264912Skevlourtwn_r92c_power_on(struct urtwn_softc *sc) 3065264912Skevlo{ 3066251538Srpaulo uint32_t reg; 3067291698Savos usb_error_t error; 3068251538Srpaulo int ntries; 3069251538Srpaulo 3070251538Srpaulo /* Wait for autoload done bit. */ 3071251538Srpaulo for (ntries = 0; ntries < 1000; ntries++) { 3072251538Srpaulo if (urtwn_read_1(sc, R92C_APS_FSMCO) & R92C_APS_FSMCO_PFM_ALDN) 3073251538Srpaulo break; 3074266472Shselasky urtwn_ms_delay(sc); 3075251538Srpaulo } 3076251538Srpaulo if (ntries == 1000) { 3077251538Srpaulo device_printf(sc->sc_dev, 3078251538Srpaulo "timeout waiting for chip autoload\n"); 3079251538Srpaulo return (ETIMEDOUT); 3080251538Srpaulo } 3081251538Srpaulo 3082251538Srpaulo /* Unlock ISO/CLK/Power control register. */ 3083291698Savos error = urtwn_write_1(sc, R92C_RSV_CTRL, 0); 3084291698Savos if (error != USB_ERR_NORMAL_COMPLETION) 3085291698Savos return (EIO); 3086251538Srpaulo /* Move SPS into PWM mode. */ 3087291698Savos error = urtwn_write_1(sc, R92C_SPS0_CTRL, 0x2b); 3088291698Savos if (error != USB_ERR_NORMAL_COMPLETION) 3089291698Savos return (EIO); 3090266472Shselasky urtwn_ms_delay(sc); 3091251538Srpaulo 3092251538Srpaulo reg = urtwn_read_1(sc, R92C_LDOV12D_CTRL); 3093251538Srpaulo if (!(reg & R92C_LDOV12D_CTRL_LDV12_EN)) { 3094291698Savos error = urtwn_write_1(sc, R92C_LDOV12D_CTRL, 3095251538Srpaulo reg | R92C_LDOV12D_CTRL_LDV12_EN); 3096291698Savos if (error != USB_ERR_NORMAL_COMPLETION) 3097291698Savos return (EIO); 3098266472Shselasky urtwn_ms_delay(sc); 3099291698Savos error = urtwn_write_1(sc, R92C_SYS_ISO_CTRL, 3100251538Srpaulo urtwn_read_1(sc, R92C_SYS_ISO_CTRL) & 3101251538Srpaulo ~R92C_SYS_ISO_CTRL_MD2PP); 3102291698Savos if (error != USB_ERR_NORMAL_COMPLETION) 3103291698Savos return (EIO); 3104251538Srpaulo } 3105251538Srpaulo 3106251538Srpaulo /* Auto enable WLAN. */ 3107291698Savos error = urtwn_write_2(sc, R92C_APS_FSMCO, 3108251538Srpaulo urtwn_read_2(sc, R92C_APS_FSMCO) | R92C_APS_FSMCO_APFM_ONMAC); 3109291698Savos if (error != USB_ERR_NORMAL_COMPLETION) 3110291698Savos return (EIO); 3111251538Srpaulo for (ntries = 0; ntries < 1000; ntries++) { 3112262822Skevlo if (!(urtwn_read_2(sc, R92C_APS_FSMCO) & 3113262822Skevlo R92C_APS_FSMCO_APFM_ONMAC)) 3114251538Srpaulo break; 3115266472Shselasky urtwn_ms_delay(sc); 3116251538Srpaulo } 3117251538Srpaulo if (ntries == 1000) { 3118251538Srpaulo device_printf(sc->sc_dev, 3119251538Srpaulo "timeout waiting for MAC auto ON\n"); 3120251538Srpaulo return (ETIMEDOUT); 3121251538Srpaulo } 3122251538Srpaulo 3123251538Srpaulo /* Enable radio, GPIO and LED functions. */ 3124291698Savos error = urtwn_write_2(sc, R92C_APS_FSMCO, 3125251538Srpaulo R92C_APS_FSMCO_AFSM_HSUS | 3126251538Srpaulo R92C_APS_FSMCO_PDN_EN | 3127251538Srpaulo R92C_APS_FSMCO_PFM_ALDN); 3128291698Savos if (error != USB_ERR_NORMAL_COMPLETION) 3129291698Savos return (EIO); 3130251538Srpaulo /* Release RF digital isolation. */ 3131291698Savos error = urtwn_write_2(sc, R92C_SYS_ISO_CTRL, 3132251538Srpaulo urtwn_read_2(sc, R92C_SYS_ISO_CTRL) & ~R92C_SYS_ISO_CTRL_DIOR); 3133291698Savos if (error != USB_ERR_NORMAL_COMPLETION) 3134291698Savos return (EIO); 3135251538Srpaulo 3136251538Srpaulo /* Initialize MAC. */ 3137291698Savos error = urtwn_write_1(sc, R92C_APSD_CTRL, 3138251538Srpaulo urtwn_read_1(sc, R92C_APSD_CTRL) & ~R92C_APSD_CTRL_OFF); 3139291698Savos if (error != USB_ERR_NORMAL_COMPLETION) 3140291698Savos return (EIO); 3141251538Srpaulo for (ntries = 0; ntries < 200; ntries++) { 3142251538Srpaulo if (!(urtwn_read_1(sc, R92C_APSD_CTRL) & 3143251538Srpaulo R92C_APSD_CTRL_OFF_STATUS)) 3144251538Srpaulo break; 3145266472Shselasky urtwn_ms_delay(sc); 3146251538Srpaulo } 3147251538Srpaulo if (ntries == 200) { 3148251538Srpaulo device_printf(sc->sc_dev, 3149251538Srpaulo "timeout waiting for MAC initialization\n"); 3150251538Srpaulo return (ETIMEDOUT); 3151251538Srpaulo } 3152251538Srpaulo 3153251538Srpaulo /* Enable MAC DMA/WMAC/SCHEDULE/SEC blocks. */ 3154251538Srpaulo reg = urtwn_read_2(sc, R92C_CR); 3155251538Srpaulo reg |= R92C_CR_HCI_TXDMA_EN | R92C_CR_HCI_RXDMA_EN | 3156251538Srpaulo R92C_CR_TXDMA_EN | R92C_CR_RXDMA_EN | R92C_CR_PROTOCOL_EN | 3157251538Srpaulo R92C_CR_SCHEDULE_EN | R92C_CR_MACTXEN | R92C_CR_MACRXEN | 3158251538Srpaulo R92C_CR_ENSEC; 3159291698Savos error = urtwn_write_2(sc, R92C_CR, reg); 3160291698Savos if (error != USB_ERR_NORMAL_COMPLETION) 3161291698Savos return (EIO); 3162251538Srpaulo 3163291698Savos error = urtwn_write_1(sc, 0xfe10, 0x19); 3164291698Savos if (error != USB_ERR_NORMAL_COMPLETION) 3165291698Savos return (EIO); 3166251538Srpaulo return (0); 3167251538Srpaulo} 3168251538Srpaulo 3169251538Srpaulostatic int 3170264912Skevlourtwn_r88e_power_on(struct urtwn_softc *sc) 3171264912Skevlo{ 3172264912Skevlo uint32_t reg; 3173291698Savos usb_error_t error; 3174264912Skevlo int ntries; 3175264912Skevlo 3176264912Skevlo /* Wait for power ready bit. */ 3177264912Skevlo for (ntries = 0; ntries < 5000; ntries++) { 3178281918Skevlo if (urtwn_read_4(sc, R92C_APS_FSMCO) & R92C_APS_FSMCO_SUS_HOST) 3179264912Skevlo break; 3180266472Shselasky urtwn_ms_delay(sc); 3181264912Skevlo } 3182264912Skevlo if (ntries == 5000) { 3183264912Skevlo device_printf(sc->sc_dev, 3184264912Skevlo "timeout waiting for chip power up\n"); 3185264912Skevlo return (ETIMEDOUT); 3186264912Skevlo } 3187264912Skevlo 3188264912Skevlo /* Reset BB. */ 3189291698Savos error = urtwn_write_1(sc, R92C_SYS_FUNC_EN, 3190264912Skevlo urtwn_read_1(sc, R92C_SYS_FUNC_EN) & ~(R92C_SYS_FUNC_EN_BBRSTB | 3191264912Skevlo R92C_SYS_FUNC_EN_BB_GLB_RST)); 3192291698Savos if (error != USB_ERR_NORMAL_COMPLETION) 3193291698Savos return (EIO); 3194264912Skevlo 3195291698Savos error = urtwn_write_1(sc, R92C_AFE_XTAL_CTRL + 2, 3196281918Skevlo urtwn_read_1(sc, R92C_AFE_XTAL_CTRL + 2) | 0x80); 3197291698Savos if (error != USB_ERR_NORMAL_COMPLETION) 3198291698Savos return (EIO); 3199264912Skevlo 3200264912Skevlo /* Disable HWPDN. */ 3201291698Savos error = urtwn_write_2(sc, R92C_APS_FSMCO, 3202281918Skevlo urtwn_read_2(sc, R92C_APS_FSMCO) & ~R92C_APS_FSMCO_APDM_HPDN); 3203291698Savos if (error != USB_ERR_NORMAL_COMPLETION) 3204291698Savos return (EIO); 3205264912Skevlo 3206264912Skevlo /* Disable WL suspend. */ 3207291698Savos error = urtwn_write_2(sc, R92C_APS_FSMCO, 3208281918Skevlo urtwn_read_2(sc, R92C_APS_FSMCO) & 3209281918Skevlo ~(R92C_APS_FSMCO_AFSM_HSUS | R92C_APS_FSMCO_AFSM_PCIE)); 3210291698Savos if (error != USB_ERR_NORMAL_COMPLETION) 3211291698Savos return (EIO); 3212264912Skevlo 3213291698Savos error = urtwn_write_2(sc, R92C_APS_FSMCO, 3214281918Skevlo urtwn_read_2(sc, R92C_APS_FSMCO) | R92C_APS_FSMCO_APFM_ONMAC); 3215291698Savos if (error != USB_ERR_NORMAL_COMPLETION) 3216291698Savos return (EIO); 3217264912Skevlo for (ntries = 0; ntries < 5000; ntries++) { 3218281918Skevlo if (!(urtwn_read_2(sc, R92C_APS_FSMCO) & 3219281918Skevlo R92C_APS_FSMCO_APFM_ONMAC)) 3220264912Skevlo break; 3221266472Shselasky urtwn_ms_delay(sc); 3222264912Skevlo } 3223264912Skevlo if (ntries == 5000) 3224264912Skevlo return (ETIMEDOUT); 3225264912Skevlo 3226264912Skevlo /* Enable LDO normal mode. */ 3227291698Savos error = urtwn_write_1(sc, R92C_LPLDO_CTRL, 3228281918Skevlo urtwn_read_1(sc, R92C_LPLDO_CTRL) & ~0x10); 3229291698Savos if (error != USB_ERR_NORMAL_COMPLETION) 3230291698Savos return (EIO); 3231264912Skevlo 3232264912Skevlo /* Enable MAC DMA/WMAC/SCHEDULE/SEC blocks. */ 3233291698Savos error = urtwn_write_2(sc, R92C_CR, 0); 3234291698Savos if (error != USB_ERR_NORMAL_COMPLETION) 3235291698Savos return (EIO); 3236264912Skevlo reg = urtwn_read_2(sc, R92C_CR); 3237264912Skevlo reg |= R92C_CR_HCI_TXDMA_EN | R92C_CR_HCI_RXDMA_EN | 3238264912Skevlo R92C_CR_TXDMA_EN | R92C_CR_RXDMA_EN | R92C_CR_PROTOCOL_EN | 3239264912Skevlo R92C_CR_SCHEDULE_EN | R92C_CR_ENSEC | R92C_CR_CALTMR_EN; 3240291698Savos error = urtwn_write_2(sc, R92C_CR, reg); 3241291698Savos if (error != USB_ERR_NORMAL_COMPLETION) 3242291698Savos return (EIO); 3243264912Skevlo 3244264912Skevlo return (0); 3245264912Skevlo} 3246264912Skevlo 3247264912Skevlostatic int 3248251538Srpaulourtwn_llt_init(struct urtwn_softc *sc) 3249251538Srpaulo{ 3250264912Skevlo int i, error, page_count, pktbuf_count; 3251251538Srpaulo 3252264912Skevlo page_count = (sc->chip & URTWN_CHIP_88E) ? 3253264912Skevlo R88E_TX_PAGE_COUNT : R92C_TX_PAGE_COUNT; 3254264912Skevlo pktbuf_count = (sc->chip & URTWN_CHIP_88E) ? 3255264912Skevlo R88E_TXPKTBUF_COUNT : R92C_TXPKTBUF_COUNT; 3256264912Skevlo 3257264912Skevlo /* Reserve pages [0; page_count]. */ 3258264912Skevlo for (i = 0; i < page_count; i++) { 3259251538Srpaulo if ((error = urtwn_llt_write(sc, i, i + 1)) != 0) 3260251538Srpaulo return (error); 3261251538Srpaulo } 3262251538Srpaulo /* NB: 0xff indicates end-of-list. */ 3263251538Srpaulo if ((error = urtwn_llt_write(sc, i, 0xff)) != 0) 3264251538Srpaulo return (error); 3265251538Srpaulo /* 3266264912Skevlo * Use pages [page_count + 1; pktbuf_count - 1] 3267251538Srpaulo * as ring buffer. 3268251538Srpaulo */ 3269264912Skevlo for (++i; i < pktbuf_count - 1; i++) { 3270251538Srpaulo if ((error = urtwn_llt_write(sc, i, i + 1)) != 0) 3271251538Srpaulo return (error); 3272251538Srpaulo } 3273251538Srpaulo /* Make the last page point to the beginning of the ring buffer. */ 3274264912Skevlo error = urtwn_llt_write(sc, i, page_count + 1); 3275251538Srpaulo return (error); 3276251538Srpaulo} 3277251538Srpaulo 3278251538Srpaulostatic void 3279251538Srpaulourtwn_fw_reset(struct urtwn_softc *sc) 3280251538Srpaulo{ 3281251538Srpaulo uint16_t reg; 3282251538Srpaulo int ntries; 3283251538Srpaulo 3284251538Srpaulo /* Tell 8051 to reset itself. */ 3285251538Srpaulo urtwn_write_1(sc, R92C_HMETFR + 3, 0x20); 3286251538Srpaulo 3287251538Srpaulo /* Wait until 8051 resets by itself. */ 3288251538Srpaulo for (ntries = 0; ntries < 100; ntries++) { 3289251538Srpaulo reg = urtwn_read_2(sc, R92C_SYS_FUNC_EN); 3290251538Srpaulo if (!(reg & R92C_SYS_FUNC_EN_CPUEN)) 3291251538Srpaulo return; 3292266472Shselasky urtwn_ms_delay(sc); 3293251538Srpaulo } 3294251538Srpaulo /* Force 8051 reset. */ 3295251538Srpaulo urtwn_write_2(sc, R92C_SYS_FUNC_EN, reg & ~R92C_SYS_FUNC_EN_CPUEN); 3296251538Srpaulo} 3297251538Srpaulo 3298264912Skevlostatic void 3299264912Skevlourtwn_r88e_fw_reset(struct urtwn_softc *sc) 3300264912Skevlo{ 3301264912Skevlo uint16_t reg; 3302264912Skevlo 3303264912Skevlo reg = urtwn_read_2(sc, R92C_SYS_FUNC_EN); 3304264912Skevlo urtwn_write_2(sc, R92C_SYS_FUNC_EN, reg & ~R92C_SYS_FUNC_EN_CPUEN); 3305264912Skevlo urtwn_write_2(sc, R92C_SYS_FUNC_EN, reg | R92C_SYS_FUNC_EN_CPUEN); 3306264912Skevlo} 3307264912Skevlo 3308251538Srpaulostatic int 3309251538Srpaulourtwn_fw_loadpage(struct urtwn_softc *sc, int page, const uint8_t *buf, int len) 3310251538Srpaulo{ 3311251538Srpaulo uint32_t reg; 3312291698Savos usb_error_t error = USB_ERR_NORMAL_COMPLETION; 3313291698Savos int off, mlen; 3314251538Srpaulo 3315251538Srpaulo reg = urtwn_read_4(sc, R92C_MCUFWDL); 3316251538Srpaulo reg = RW(reg, R92C_MCUFWDL_PAGE, page); 3317251538Srpaulo urtwn_write_4(sc, R92C_MCUFWDL, reg); 3318251538Srpaulo 3319251538Srpaulo off = R92C_FW_START_ADDR; 3320251538Srpaulo while (len > 0) { 3321251538Srpaulo if (len > 196) 3322251538Srpaulo mlen = 196; 3323251538Srpaulo else if (len > 4) 3324251538Srpaulo mlen = 4; 3325251538Srpaulo else 3326251538Srpaulo mlen = 1; 3327251538Srpaulo /* XXX fix this deconst */ 3328281069Srpaulo error = urtwn_write_region_1(sc, off, 3329251538Srpaulo __DECONST(uint8_t *, buf), mlen); 3330291698Savos if (error != USB_ERR_NORMAL_COMPLETION) 3331251538Srpaulo break; 3332251538Srpaulo off += mlen; 3333251538Srpaulo buf += mlen; 3334251538Srpaulo len -= mlen; 3335251538Srpaulo } 3336251538Srpaulo return (error); 3337251538Srpaulo} 3338251538Srpaulo 3339251538Srpaulostatic int 3340251538Srpaulourtwn_load_firmware(struct urtwn_softc *sc) 3341251538Srpaulo{ 3342251538Srpaulo const struct firmware *fw; 3343251538Srpaulo const struct r92c_fw_hdr *hdr; 3344251538Srpaulo const char *imagename; 3345251538Srpaulo const u_char *ptr; 3346251538Srpaulo size_t len; 3347251538Srpaulo uint32_t reg; 3348251538Srpaulo int mlen, ntries, page, error; 3349251538Srpaulo 3350264864Skevlo URTWN_UNLOCK(sc); 3351251538Srpaulo /* Read firmware image from the filesystem. */ 3352264912Skevlo if (sc->chip & URTWN_CHIP_88E) 3353264912Skevlo imagename = "urtwn-rtl8188eufw"; 3354264912Skevlo else if ((sc->chip & (URTWN_CHIP_UMC_A_CUT | URTWN_CHIP_92C)) == 3355264912Skevlo URTWN_CHIP_UMC_A_CUT) 3356251538Srpaulo imagename = "urtwn-rtl8192cfwU"; 3357251538Srpaulo else 3358251538Srpaulo imagename = "urtwn-rtl8192cfwT"; 3359251538Srpaulo 3360251538Srpaulo fw = firmware_get(imagename); 3361264864Skevlo URTWN_LOCK(sc); 3362251538Srpaulo if (fw == NULL) { 3363251538Srpaulo device_printf(sc->sc_dev, 3364251538Srpaulo "failed loadfirmware of file %s\n", imagename); 3365251538Srpaulo return (ENOENT); 3366251538Srpaulo } 3367251538Srpaulo 3368251538Srpaulo len = fw->datasize; 3369251538Srpaulo 3370251538Srpaulo if (len < sizeof(*hdr)) { 3371251538Srpaulo device_printf(sc->sc_dev, "firmware too short\n"); 3372251538Srpaulo error = EINVAL; 3373251538Srpaulo goto fail; 3374251538Srpaulo } 3375251538Srpaulo ptr = fw->data; 3376251538Srpaulo hdr = (const struct r92c_fw_hdr *)ptr; 3377251538Srpaulo /* Check if there is a valid FW header and skip it. */ 3378251538Srpaulo if ((le16toh(hdr->signature) >> 4) == 0x88c || 3379264912Skevlo (le16toh(hdr->signature) >> 4) == 0x88e || 3380251538Srpaulo (le16toh(hdr->signature) >> 4) == 0x92c) { 3381294471Savos URTWN_DPRINTF(sc, URTWN_DEBUG_FIRMWARE, 3382294471Savos "FW V%d.%d %02d-%02d %02d:%02d\n", 3383251538Srpaulo le16toh(hdr->version), le16toh(hdr->subversion), 3384251538Srpaulo hdr->month, hdr->date, hdr->hour, hdr->minute); 3385251538Srpaulo ptr += sizeof(*hdr); 3386251538Srpaulo len -= sizeof(*hdr); 3387251538Srpaulo } 3388251538Srpaulo 3389264912Skevlo if (urtwn_read_1(sc, R92C_MCUFWDL) & R92C_MCUFWDL_RAM_DL_SEL) { 3390264912Skevlo if (sc->chip & URTWN_CHIP_88E) 3391264912Skevlo urtwn_r88e_fw_reset(sc); 3392264912Skevlo else 3393264912Skevlo urtwn_fw_reset(sc); 3394251538Srpaulo urtwn_write_1(sc, R92C_MCUFWDL, 0); 3395251538Srpaulo } 3396264912Skevlo 3397268487Skevlo if (!(sc->chip & URTWN_CHIP_88E)) { 3398268487Skevlo urtwn_write_2(sc, R92C_SYS_FUNC_EN, 3399268487Skevlo urtwn_read_2(sc, R92C_SYS_FUNC_EN) | 3400268487Skevlo R92C_SYS_FUNC_EN_CPUEN); 3401268487Skevlo } 3402251538Srpaulo urtwn_write_1(sc, R92C_MCUFWDL, 3403251538Srpaulo urtwn_read_1(sc, R92C_MCUFWDL) | R92C_MCUFWDL_EN); 3404251538Srpaulo urtwn_write_1(sc, R92C_MCUFWDL + 2, 3405251538Srpaulo urtwn_read_1(sc, R92C_MCUFWDL + 2) & ~0x08); 3406251538Srpaulo 3407263154Skevlo /* Reset the FWDL checksum. */ 3408263154Skevlo urtwn_write_1(sc, R92C_MCUFWDL, 3409263154Skevlo urtwn_read_1(sc, R92C_MCUFWDL) | R92C_MCUFWDL_CHKSUM_RPT); 3410263154Skevlo 3411251538Srpaulo for (page = 0; len > 0; page++) { 3412251538Srpaulo mlen = min(len, R92C_FW_PAGE_SIZE); 3413251538Srpaulo error = urtwn_fw_loadpage(sc, page, ptr, mlen); 3414251538Srpaulo if (error != 0) { 3415251538Srpaulo device_printf(sc->sc_dev, 3416251538Srpaulo "could not load firmware page\n"); 3417251538Srpaulo goto fail; 3418251538Srpaulo } 3419251538Srpaulo ptr += mlen; 3420251538Srpaulo len -= mlen; 3421251538Srpaulo } 3422251538Srpaulo urtwn_write_1(sc, R92C_MCUFWDL, 3423251538Srpaulo urtwn_read_1(sc, R92C_MCUFWDL) & ~R92C_MCUFWDL_EN); 3424251538Srpaulo urtwn_write_1(sc, R92C_MCUFWDL + 1, 0); 3425251538Srpaulo 3426251538Srpaulo /* Wait for checksum report. */ 3427251538Srpaulo for (ntries = 0; ntries < 1000; ntries++) { 3428251538Srpaulo if (urtwn_read_4(sc, R92C_MCUFWDL) & R92C_MCUFWDL_CHKSUM_RPT) 3429251538Srpaulo break; 3430266472Shselasky urtwn_ms_delay(sc); 3431251538Srpaulo } 3432251538Srpaulo if (ntries == 1000) { 3433251538Srpaulo device_printf(sc->sc_dev, 3434251538Srpaulo "timeout waiting for checksum report\n"); 3435251538Srpaulo error = ETIMEDOUT; 3436251538Srpaulo goto fail; 3437251538Srpaulo } 3438251538Srpaulo 3439251538Srpaulo reg = urtwn_read_4(sc, R92C_MCUFWDL); 3440251538Srpaulo reg = (reg & ~R92C_MCUFWDL_WINTINI_RDY) | R92C_MCUFWDL_RDY; 3441251538Srpaulo urtwn_write_4(sc, R92C_MCUFWDL, reg); 3442264912Skevlo if (sc->chip & URTWN_CHIP_88E) 3443264912Skevlo urtwn_r88e_fw_reset(sc); 3444251538Srpaulo /* Wait for firmware readiness. */ 3445251538Srpaulo for (ntries = 0; ntries < 1000; ntries++) { 3446251538Srpaulo if (urtwn_read_4(sc, R92C_MCUFWDL) & R92C_MCUFWDL_WINTINI_RDY) 3447251538Srpaulo break; 3448266472Shselasky urtwn_ms_delay(sc); 3449251538Srpaulo } 3450251538Srpaulo if (ntries == 1000) { 3451251538Srpaulo device_printf(sc->sc_dev, 3452251538Srpaulo "timeout waiting for firmware readiness\n"); 3453251538Srpaulo error = ETIMEDOUT; 3454251538Srpaulo goto fail; 3455251538Srpaulo } 3456251538Srpaulofail: 3457251538Srpaulo firmware_put(fw, FIRMWARE_UNLOAD); 3458251538Srpaulo return (error); 3459251538Srpaulo} 3460251538Srpaulo 3461291902Skevlostatic int 3462251538Srpaulourtwn_dma_init(struct urtwn_softc *sc) 3463251538Srpaulo{ 3464291902Skevlo struct usb_endpoint *ep, *ep_end; 3465291698Savos usb_error_t usb_err; 3466291902Skevlo uint32_t reg; 3467291902Skevlo int hashq, hasnq, haslq, nqueues, ntx; 3468291902Skevlo int error, pagecount, npubqpages, nqpages, nrempages, tx_boundary; 3469281069Srpaulo 3470291695Savos /* Initialize LLT table. */ 3471291695Savos error = urtwn_llt_init(sc); 3472291695Savos if (error != 0) 3473291695Savos return (error); 3474291695Savos 3475291902Skevlo /* Determine the number of bulk-out pipes. */ 3476291902Skevlo ntx = 0; 3477291902Skevlo ep = sc->sc_udev->endpoints; 3478291902Skevlo ep_end = sc->sc_udev->endpoints + sc->sc_udev->endpoints_max; 3479291902Skevlo for (; ep != ep_end; ep++) { 3480291902Skevlo if ((ep->edesc == NULL) || 3481291902Skevlo (ep->iface_index != sc->sc_iface_index)) 3482291902Skevlo continue; 3483291902Skevlo if (UE_GET_DIR(ep->edesc->bEndpointAddress) == UE_DIR_OUT) 3484291902Skevlo ntx++; 3485291902Skevlo } 3486291902Skevlo if (ntx == 0) { 3487291902Skevlo device_printf(sc->sc_dev, 3488291902Skevlo "%d: invalid number of Tx bulk pipes\n", ntx); 3489291698Savos return (EIO); 3490291902Skevlo } 3491291695Savos 3492251538Srpaulo /* Get Tx queues to USB endpoints mapping. */ 3493291902Skevlo hashq = hasnq = haslq = nqueues = 0; 3494291902Skevlo switch (ntx) { 3495291902Skevlo case 1: hashq = 1; break; 3496291902Skevlo case 2: hashq = hasnq = 1; break; 3497291902Skevlo case 3: case 4: hashq = hasnq = haslq = 1; break; 3498291902Skevlo } 3499251538Srpaulo nqueues = hashq + hasnq + haslq; 3500251538Srpaulo if (nqueues == 0) 3501251538Srpaulo return (EIO); 3502251538Srpaulo 3503291902Skevlo npubqpages = nqpages = nrempages = pagecount = 0; 3504291902Skevlo if (sc->chip & URTWN_CHIP_88E) 3505291902Skevlo tx_boundary = R88E_TX_PAGE_BOUNDARY; 3506291902Skevlo else { 3507291902Skevlo pagecount = R92C_TX_PAGE_COUNT; 3508291902Skevlo npubqpages = R92C_PUBQ_NPAGES; 3509291902Skevlo tx_boundary = R92C_TX_PAGE_BOUNDARY; 3510291902Skevlo } 3511291902Skevlo 3512251538Srpaulo /* Set number of pages for normal priority queue. */ 3513291902Skevlo if (sc->chip & URTWN_CHIP_88E) { 3514291902Skevlo usb_err = urtwn_write_2(sc, R92C_RQPN_NPQ, 0xd); 3515291902Skevlo if (usb_err != USB_ERR_NORMAL_COMPLETION) 3516291902Skevlo return (EIO); 3517291902Skevlo usb_err = urtwn_write_4(sc, R92C_RQPN, 0x808e000d); 3518291902Skevlo if (usb_err != USB_ERR_NORMAL_COMPLETION) 3519291902Skevlo return (EIO); 3520291902Skevlo } else { 3521291902Skevlo /* Get the number of pages for each queue. */ 3522291902Skevlo nqpages = (pagecount - npubqpages) / nqueues; 3523291902Skevlo /* 3524291902Skevlo * The remaining pages are assigned to the high priority 3525291902Skevlo * queue. 3526291902Skevlo */ 3527291902Skevlo nrempages = (pagecount - npubqpages) % nqueues; 3528291902Skevlo usb_err = urtwn_write_1(sc, R92C_RQPN_NPQ, hasnq ? nqpages : 0); 3529291902Skevlo if (usb_err != USB_ERR_NORMAL_COMPLETION) 3530291902Skevlo return (EIO); 3531291902Skevlo usb_err = urtwn_write_4(sc, R92C_RQPN, 3532291902Skevlo /* Set number of pages for public queue. */ 3533291902Skevlo SM(R92C_RQPN_PUBQ, npubqpages) | 3534291902Skevlo /* Set number of pages for high priority queue. */ 3535291902Skevlo SM(R92C_RQPN_HPQ, hashq ? nqpages + nrempages : 0) | 3536291902Skevlo /* Set number of pages for low priority queue. */ 3537291902Skevlo SM(R92C_RQPN_LPQ, haslq ? nqpages : 0) | 3538291902Skevlo /* Load values. */ 3539291902Skevlo R92C_RQPN_LD); 3540291902Skevlo if (usb_err != USB_ERR_NORMAL_COMPLETION) 3541291902Skevlo return (EIO); 3542291902Skevlo } 3543251538Srpaulo 3544291902Skevlo usb_err = urtwn_write_1(sc, R92C_TXPKTBUF_BCNQ_BDNY, tx_boundary); 3545291902Skevlo if (usb_err != USB_ERR_NORMAL_COMPLETION) 3546291698Savos return (EIO); 3547291902Skevlo usb_err = urtwn_write_1(sc, R92C_TXPKTBUF_MGQ_BDNY, tx_boundary); 3548291902Skevlo if (usb_err != USB_ERR_NORMAL_COMPLETION) 3549291698Savos return (EIO); 3550291902Skevlo usb_err = urtwn_write_1(sc, R92C_TXPKTBUF_WMAC_LBK_BF_HD, tx_boundary); 3551291902Skevlo if (usb_err != USB_ERR_NORMAL_COMPLETION) 3552291698Savos return (EIO); 3553291902Skevlo usb_err = urtwn_write_1(sc, R92C_TRXFF_BNDY, tx_boundary); 3554291902Skevlo if (usb_err != USB_ERR_NORMAL_COMPLETION) 3555291698Savos return (EIO); 3556291902Skevlo usb_err = urtwn_write_1(sc, R92C_TDECTRL + 1, tx_boundary); 3557291902Skevlo if (usb_err != USB_ERR_NORMAL_COMPLETION) 3558291698Savos return (EIO); 3559251538Srpaulo 3560251538Srpaulo /* Set queue to USB pipe mapping. */ 3561251538Srpaulo reg = urtwn_read_2(sc, R92C_TRXDMA_CTRL); 3562251538Srpaulo reg &= ~R92C_TRXDMA_CTRL_QMAP_M; 3563251538Srpaulo if (nqueues == 1) { 3564251538Srpaulo if (hashq) 3565251538Srpaulo reg |= R92C_TRXDMA_CTRL_QMAP_HQ; 3566251538Srpaulo else if (hasnq) 3567251538Srpaulo reg |= R92C_TRXDMA_CTRL_QMAP_NQ; 3568251538Srpaulo else 3569251538Srpaulo reg |= R92C_TRXDMA_CTRL_QMAP_LQ; 3570251538Srpaulo } else if (nqueues == 2) { 3571292056Skevlo /* 3572292056Skevlo * All 2-endpoints configs have high and normal 3573292056Skevlo * priority queues. 3574292056Skevlo */ 3575292056Skevlo reg |= R92C_TRXDMA_CTRL_QMAP_HQ_NQ; 3576251538Srpaulo } else 3577251538Srpaulo reg |= R92C_TRXDMA_CTRL_QMAP_3EP; 3578291902Skevlo usb_err = urtwn_write_2(sc, R92C_TRXDMA_CTRL, reg); 3579291902Skevlo if (usb_err != USB_ERR_NORMAL_COMPLETION) 3580291698Savos return (EIO); 3581251538Srpaulo 3582251538Srpaulo /* Set Tx/Rx transfer page boundary. */ 3583291902Skevlo usb_err = urtwn_write_2(sc, R92C_TRXFF_BNDY + 2, 3584291902Skevlo (sc->chip & URTWN_CHIP_88E) ? 0x23ff : 0x27ff); 3585291902Skevlo if (usb_err != USB_ERR_NORMAL_COMPLETION) 3586291698Savos return (EIO); 3587251538Srpaulo 3588291902Skevlo /* Set Tx/Rx transfer page size. */ 3589291902Skevlo usb_err = urtwn_write_1(sc, R92C_PBP, 3590291902Skevlo SM(R92C_PBP_PSRX, R92C_PBP_128) | 3591291902Skevlo SM(R92C_PBP_PSTX, R92C_PBP_128)); 3592291902Skevlo if (usb_err != USB_ERR_NORMAL_COMPLETION) 3593264912Skevlo return (EIO); 3594264912Skevlo 3595264912Skevlo return (0); 3596264912Skevlo} 3597264912Skevlo 3598291698Savosstatic int 3599251538Srpaulourtwn_mac_init(struct urtwn_softc *sc) 3600251538Srpaulo{ 3601291698Savos usb_error_t error; 3602251538Srpaulo int i; 3603251538Srpaulo 3604251538Srpaulo /* Write MAC initialization values. */ 3605264912Skevlo if (sc->chip & URTWN_CHIP_88E) { 3606264912Skevlo for (i = 0; i < nitems(rtl8188eu_mac); i++) { 3607291698Savos error = urtwn_write_1(sc, rtl8188eu_mac[i].reg, 3608264912Skevlo rtl8188eu_mac[i].val); 3609291698Savos if (error != USB_ERR_NORMAL_COMPLETION) 3610291698Savos return (EIO); 3611264912Skevlo } 3612264912Skevlo urtwn_write_1(sc, R92C_MAX_AGGR_NUM, 0x07); 3613264912Skevlo } else { 3614264912Skevlo for (i = 0; i < nitems(rtl8192cu_mac); i++) 3615291698Savos error = urtwn_write_1(sc, rtl8192cu_mac[i].reg, 3616264912Skevlo rtl8192cu_mac[i].val); 3617291698Savos if (error != USB_ERR_NORMAL_COMPLETION) 3618291698Savos return (EIO); 3619264912Skevlo } 3620291698Savos 3621291698Savos return (0); 3622251538Srpaulo} 3623251538Srpaulo 3624251538Srpaulostatic void 3625251538Srpaulourtwn_bb_init(struct urtwn_softc *sc) 3626251538Srpaulo{ 3627251538Srpaulo const struct urtwn_bb_prog *prog; 3628251538Srpaulo uint32_t reg; 3629264912Skevlo uint8_t crystalcap; 3630251538Srpaulo int i; 3631251538Srpaulo 3632251538Srpaulo /* Enable BB and RF. */ 3633251538Srpaulo urtwn_write_2(sc, R92C_SYS_FUNC_EN, 3634251538Srpaulo urtwn_read_2(sc, R92C_SYS_FUNC_EN) | 3635251538Srpaulo R92C_SYS_FUNC_EN_BBRSTB | R92C_SYS_FUNC_EN_BB_GLB_RST | 3636251538Srpaulo R92C_SYS_FUNC_EN_DIO_RF); 3637251538Srpaulo 3638264912Skevlo if (!(sc->chip & URTWN_CHIP_88E)) 3639264912Skevlo urtwn_write_2(sc, R92C_AFE_PLL_CTRL, 0xdb83); 3640251538Srpaulo 3641251538Srpaulo urtwn_write_1(sc, R92C_RF_CTRL, 3642251538Srpaulo R92C_RF_CTRL_EN | R92C_RF_CTRL_RSTB | R92C_RF_CTRL_SDMRSTB); 3643251538Srpaulo urtwn_write_1(sc, R92C_SYS_FUNC_EN, 3644251538Srpaulo R92C_SYS_FUNC_EN_USBA | R92C_SYS_FUNC_EN_USBD | 3645251538Srpaulo R92C_SYS_FUNC_EN_BB_GLB_RST | R92C_SYS_FUNC_EN_BBRSTB); 3646251538Srpaulo 3647264912Skevlo if (!(sc->chip & URTWN_CHIP_88E)) { 3648264912Skevlo urtwn_write_1(sc, R92C_LDOHCI12_CTRL, 0x0f); 3649264912Skevlo urtwn_write_1(sc, 0x15, 0xe9); 3650264912Skevlo urtwn_write_1(sc, R92C_AFE_XTAL_CTRL + 1, 0x80); 3651264912Skevlo } 3652251538Srpaulo 3653251538Srpaulo /* Select BB programming based on board type. */ 3654264912Skevlo if (sc->chip & URTWN_CHIP_88E) 3655264912Skevlo prog = &rtl8188eu_bb_prog; 3656264912Skevlo else if (!(sc->chip & URTWN_CHIP_92C)) { 3657251538Srpaulo if (sc->board_type == R92C_BOARD_TYPE_MINICARD) 3658251538Srpaulo prog = &rtl8188ce_bb_prog; 3659251538Srpaulo else if (sc->board_type == R92C_BOARD_TYPE_HIGHPA) 3660251538Srpaulo prog = &rtl8188ru_bb_prog; 3661251538Srpaulo else 3662251538Srpaulo prog = &rtl8188cu_bb_prog; 3663251538Srpaulo } else { 3664251538Srpaulo if (sc->board_type == R92C_BOARD_TYPE_MINICARD) 3665251538Srpaulo prog = &rtl8192ce_bb_prog; 3666251538Srpaulo else 3667251538Srpaulo prog = &rtl8192cu_bb_prog; 3668251538Srpaulo } 3669251538Srpaulo /* Write BB initialization values. */ 3670251538Srpaulo for (i = 0; i < prog->count; i++) { 3671251538Srpaulo urtwn_bb_write(sc, prog->regs[i], prog->vals[i]); 3672266472Shselasky urtwn_ms_delay(sc); 3673251538Srpaulo } 3674251538Srpaulo 3675251538Srpaulo if (sc->chip & URTWN_CHIP_92C_1T2R) { 3676251538Srpaulo /* 8192C 1T only configuration. */ 3677251538Srpaulo reg = urtwn_bb_read(sc, R92C_FPGA0_TXINFO); 3678251538Srpaulo reg = (reg & ~0x00000003) | 0x2; 3679251538Srpaulo urtwn_bb_write(sc, R92C_FPGA0_TXINFO, reg); 3680251538Srpaulo 3681251538Srpaulo reg = urtwn_bb_read(sc, R92C_FPGA1_TXINFO); 3682251538Srpaulo reg = (reg & ~0x00300033) | 0x00200022; 3683251538Srpaulo urtwn_bb_write(sc, R92C_FPGA1_TXINFO, reg); 3684251538Srpaulo 3685251538Srpaulo reg = urtwn_bb_read(sc, R92C_CCK0_AFESETTING); 3686251538Srpaulo reg = (reg & ~0xff000000) | 0x45 << 24; 3687251538Srpaulo urtwn_bb_write(sc, R92C_CCK0_AFESETTING, reg); 3688251538Srpaulo 3689251538Srpaulo reg = urtwn_bb_read(sc, R92C_OFDM0_TRXPATHENA); 3690251538Srpaulo reg = (reg & ~0x000000ff) | 0x23; 3691251538Srpaulo urtwn_bb_write(sc, R92C_OFDM0_TRXPATHENA, reg); 3692251538Srpaulo 3693251538Srpaulo reg = urtwn_bb_read(sc, R92C_OFDM0_AGCPARAM1); 3694251538Srpaulo reg = (reg & ~0x00000030) | 1 << 4; 3695251538Srpaulo urtwn_bb_write(sc, R92C_OFDM0_AGCPARAM1, reg); 3696251538Srpaulo 3697251538Srpaulo reg = urtwn_bb_read(sc, 0xe74); 3698251538Srpaulo reg = (reg & ~0x0c000000) | 2 << 26; 3699251538Srpaulo urtwn_bb_write(sc, 0xe74, reg); 3700251538Srpaulo reg = urtwn_bb_read(sc, 0xe78); 3701251538Srpaulo reg = (reg & ~0x0c000000) | 2 << 26; 3702251538Srpaulo urtwn_bb_write(sc, 0xe78, reg); 3703251538Srpaulo reg = urtwn_bb_read(sc, 0xe7c); 3704251538Srpaulo reg = (reg & ~0x0c000000) | 2 << 26; 3705251538Srpaulo urtwn_bb_write(sc, 0xe7c, reg); 3706251538Srpaulo reg = urtwn_bb_read(sc, 0xe80); 3707251538Srpaulo reg = (reg & ~0x0c000000) | 2 << 26; 3708251538Srpaulo urtwn_bb_write(sc, 0xe80, reg); 3709251538Srpaulo reg = urtwn_bb_read(sc, 0xe88); 3710251538Srpaulo reg = (reg & ~0x0c000000) | 2 << 26; 3711251538Srpaulo urtwn_bb_write(sc, 0xe88, reg); 3712251538Srpaulo } 3713251538Srpaulo 3714251538Srpaulo /* Write AGC values. */ 3715251538Srpaulo for (i = 0; i < prog->agccount; i++) { 3716251538Srpaulo urtwn_bb_write(sc, R92C_OFDM0_AGCRSSITABLE, 3717251538Srpaulo prog->agcvals[i]); 3718266472Shselasky urtwn_ms_delay(sc); 3719251538Srpaulo } 3720251538Srpaulo 3721264912Skevlo if (sc->chip & URTWN_CHIP_88E) { 3722264912Skevlo urtwn_bb_write(sc, R92C_OFDM0_AGCCORE1(0), 0x69553422); 3723266472Shselasky urtwn_ms_delay(sc); 3724264912Skevlo urtwn_bb_write(sc, R92C_OFDM0_AGCCORE1(0), 0x69553420); 3725266472Shselasky urtwn_ms_delay(sc); 3726264912Skevlo 3727294198Savos crystalcap = sc->rom.r88e_rom.crystalcap; 3728264912Skevlo if (crystalcap == 0xff) 3729264912Skevlo crystalcap = 0x20; 3730264912Skevlo crystalcap &= 0x3f; 3731264912Skevlo reg = urtwn_bb_read(sc, R92C_AFE_XTAL_CTRL); 3732264912Skevlo urtwn_bb_write(sc, R92C_AFE_XTAL_CTRL, 3733264912Skevlo RW(reg, R92C_AFE_XTAL_CTRL_ADDR, 3734264912Skevlo crystalcap | crystalcap << 6)); 3735264912Skevlo } else { 3736264912Skevlo if (urtwn_bb_read(sc, R92C_HSSI_PARAM2(0)) & 3737264912Skevlo R92C_HSSI_PARAM2_CCK_HIPWR) 3738264912Skevlo sc->sc_flags |= URTWN_FLAG_CCK_HIPWR; 3739264912Skevlo } 3740251538Srpaulo} 3741251538Srpaulo 3742289066Skevlostatic void 3743251538Srpaulourtwn_rf_init(struct urtwn_softc *sc) 3744251538Srpaulo{ 3745251538Srpaulo const struct urtwn_rf_prog *prog; 3746251538Srpaulo uint32_t reg, type; 3747251538Srpaulo int i, j, idx, off; 3748251538Srpaulo 3749251538Srpaulo /* Select RF programming based on board type. */ 3750264912Skevlo if (sc->chip & URTWN_CHIP_88E) 3751264912Skevlo prog = rtl8188eu_rf_prog; 3752264912Skevlo else if (!(sc->chip & URTWN_CHIP_92C)) { 3753251538Srpaulo if (sc->board_type == R92C_BOARD_TYPE_MINICARD) 3754251538Srpaulo prog = rtl8188ce_rf_prog; 3755251538Srpaulo else if (sc->board_type == R92C_BOARD_TYPE_HIGHPA) 3756251538Srpaulo prog = rtl8188ru_rf_prog; 3757251538Srpaulo else 3758251538Srpaulo prog = rtl8188cu_rf_prog; 3759251538Srpaulo } else 3760251538Srpaulo prog = rtl8192ce_rf_prog; 3761251538Srpaulo 3762251538Srpaulo for (i = 0; i < sc->nrxchains; i++) { 3763251538Srpaulo /* Save RF_ENV control type. */ 3764251538Srpaulo idx = i / 2; 3765251538Srpaulo off = (i % 2) * 16; 3766251538Srpaulo reg = urtwn_bb_read(sc, R92C_FPGA0_RFIFACESW(idx)); 3767251538Srpaulo type = (reg >> off) & 0x10; 3768251538Srpaulo 3769251538Srpaulo /* Set RF_ENV enable. */ 3770251538Srpaulo reg = urtwn_bb_read(sc, R92C_FPGA0_RFIFACEOE(i)); 3771251538Srpaulo reg |= 0x100000; 3772251538Srpaulo urtwn_bb_write(sc, R92C_FPGA0_RFIFACEOE(i), reg); 3773266472Shselasky urtwn_ms_delay(sc); 3774251538Srpaulo /* Set RF_ENV output high. */ 3775251538Srpaulo reg = urtwn_bb_read(sc, R92C_FPGA0_RFIFACEOE(i)); 3776251538Srpaulo reg |= 0x10; 3777251538Srpaulo urtwn_bb_write(sc, R92C_FPGA0_RFIFACEOE(i), reg); 3778266472Shselasky urtwn_ms_delay(sc); 3779251538Srpaulo /* Set address and data lengths of RF registers. */ 3780251538Srpaulo reg = urtwn_bb_read(sc, R92C_HSSI_PARAM2(i)); 3781251538Srpaulo reg &= ~R92C_HSSI_PARAM2_ADDR_LENGTH; 3782251538Srpaulo urtwn_bb_write(sc, R92C_HSSI_PARAM2(i), reg); 3783266472Shselasky urtwn_ms_delay(sc); 3784251538Srpaulo reg = urtwn_bb_read(sc, R92C_HSSI_PARAM2(i)); 3785251538Srpaulo reg &= ~R92C_HSSI_PARAM2_DATA_LENGTH; 3786251538Srpaulo urtwn_bb_write(sc, R92C_HSSI_PARAM2(i), reg); 3787266472Shselasky urtwn_ms_delay(sc); 3788251538Srpaulo 3789251538Srpaulo /* Write RF initialization values for this chain. */ 3790251538Srpaulo for (j = 0; j < prog[i].count; j++) { 3791251538Srpaulo if (prog[i].regs[j] >= 0xf9 && 3792251538Srpaulo prog[i].regs[j] <= 0xfe) { 3793251538Srpaulo /* 3794251538Srpaulo * These are fake RF registers offsets that 3795251538Srpaulo * indicate a delay is required. 3796251538Srpaulo */ 3797266472Shselasky usb_pause_mtx(&sc->sc_mtx, hz / 20); /* 50ms */ 3798251538Srpaulo continue; 3799251538Srpaulo } 3800251538Srpaulo urtwn_rf_write(sc, i, prog[i].regs[j], 3801251538Srpaulo prog[i].vals[j]); 3802266472Shselasky urtwn_ms_delay(sc); 3803251538Srpaulo } 3804251538Srpaulo 3805251538Srpaulo /* Restore RF_ENV control type. */ 3806251538Srpaulo reg = urtwn_bb_read(sc, R92C_FPGA0_RFIFACESW(idx)); 3807251538Srpaulo reg &= ~(0x10 << off) | (type << off); 3808251538Srpaulo urtwn_bb_write(sc, R92C_FPGA0_RFIFACESW(idx), reg); 3809251538Srpaulo 3810251538Srpaulo /* Cache RF register CHNLBW. */ 3811251538Srpaulo sc->rf_chnlbw[i] = urtwn_rf_read(sc, i, R92C_RF_CHNLBW); 3812251538Srpaulo } 3813251538Srpaulo 3814251538Srpaulo if ((sc->chip & (URTWN_CHIP_UMC_A_CUT | URTWN_CHIP_92C)) == 3815251538Srpaulo URTWN_CHIP_UMC_A_CUT) { 3816251538Srpaulo urtwn_rf_write(sc, 0, R92C_RF_RX_G1, 0x30255); 3817251538Srpaulo urtwn_rf_write(sc, 0, R92C_RF_RX_G2, 0x50a00); 3818251538Srpaulo } 3819251538Srpaulo} 3820251538Srpaulo 3821251538Srpaulostatic void 3822251538Srpaulourtwn_cam_init(struct urtwn_softc *sc) 3823251538Srpaulo{ 3824251538Srpaulo /* Invalidate all CAM entries. */ 3825251538Srpaulo urtwn_write_4(sc, R92C_CAMCMD, 3826251538Srpaulo R92C_CAMCMD_POLLING | R92C_CAMCMD_CLR); 3827251538Srpaulo} 3828251538Srpaulo 3829292175Savosstatic int 3830292175Savosurtwn_cam_write(struct urtwn_softc *sc, uint32_t addr, uint32_t data) 3831292175Savos{ 3832292175Savos usb_error_t error; 3833292175Savos 3834292175Savos error = urtwn_write_4(sc, R92C_CAMWRITE, data); 3835292175Savos if (error != USB_ERR_NORMAL_COMPLETION) 3836292175Savos return (EIO); 3837292175Savos error = urtwn_write_4(sc, R92C_CAMCMD, 3838292175Savos R92C_CAMCMD_POLLING | R92C_CAMCMD_WRITE | 3839292175Savos SM(R92C_CAMCMD_ADDR, addr)); 3840292175Savos if (error != USB_ERR_NORMAL_COMPLETION) 3841292175Savos return (EIO); 3842292175Savos 3843292175Savos return (0); 3844292175Savos} 3845292175Savos 3846251538Srpaulostatic void 3847251538Srpaulourtwn_pa_bias_init(struct urtwn_softc *sc) 3848251538Srpaulo{ 3849251538Srpaulo uint8_t reg; 3850251538Srpaulo int i; 3851251538Srpaulo 3852251538Srpaulo for (i = 0; i < sc->nrxchains; i++) { 3853251538Srpaulo if (sc->pa_setting & (1 << i)) 3854251538Srpaulo continue; 3855251538Srpaulo urtwn_rf_write(sc, i, R92C_RF_IPA, 0x0f406); 3856251538Srpaulo urtwn_rf_write(sc, i, R92C_RF_IPA, 0x4f406); 3857251538Srpaulo urtwn_rf_write(sc, i, R92C_RF_IPA, 0x8f406); 3858251538Srpaulo urtwn_rf_write(sc, i, R92C_RF_IPA, 0xcf406); 3859251538Srpaulo } 3860251538Srpaulo if (!(sc->pa_setting & 0x10)) { 3861251538Srpaulo reg = urtwn_read_1(sc, 0x16); 3862251538Srpaulo reg = (reg & ~0xf0) | 0x90; 3863251538Srpaulo urtwn_write_1(sc, 0x16, reg); 3864251538Srpaulo } 3865251538Srpaulo} 3866251538Srpaulo 3867251538Srpaulostatic void 3868251538Srpaulourtwn_rxfilter_init(struct urtwn_softc *sc) 3869251538Srpaulo{ 3870290564Savos struct ieee80211com *ic = &sc->sc_ic; 3871290564Savos struct ieee80211vap *vap = TAILQ_FIRST(&ic->ic_vaps); 3872290564Savos uint32_t rcr; 3873290564Savos uint16_t filter; 3874290564Savos 3875290564Savos URTWN_ASSERT_LOCKED(sc); 3876290564Savos 3877251538Srpaulo /* Accept all multicast frames. */ 3878251538Srpaulo urtwn_write_4(sc, R92C_MAR + 0, 0xffffffff); 3879251538Srpaulo urtwn_write_4(sc, R92C_MAR + 4, 0xffffffff); 3880290564Savos 3881290564Savos /* Filter for management frames. */ 3882290564Savos filter = 0x7f3f; 3883290631Savos switch (vap->iv_opmode) { 3884290631Savos case IEEE80211_M_STA: 3885290564Savos filter &= ~( 3886290564Savos R92C_RXFLTMAP_SUBTYPE(IEEE80211_FC0_SUBTYPE_ASSOC_REQ) | 3887290564Savos R92C_RXFLTMAP_SUBTYPE(IEEE80211_FC0_SUBTYPE_REASSOC_REQ) | 3888290564Savos R92C_RXFLTMAP_SUBTYPE(IEEE80211_FC0_SUBTYPE_PROBE_REQ)); 3889290631Savos break; 3890290631Savos case IEEE80211_M_HOSTAP: 3891290631Savos filter &= ~( 3892290631Savos R92C_RXFLTMAP_SUBTYPE(IEEE80211_FC0_SUBTYPE_ASSOC_RESP) | 3893290631Savos R92C_RXFLTMAP_SUBTYPE(IEEE80211_FC0_SUBTYPE_REASSOC_RESP) | 3894290631Savos R92C_RXFLTMAP_SUBTYPE(IEEE80211_FC0_SUBTYPE_BEACON)); 3895290631Savos break; 3896290631Savos case IEEE80211_M_MONITOR: 3897290651Savos case IEEE80211_M_IBSS: 3898290631Savos break; 3899290631Savos default: 3900290631Savos device_printf(sc->sc_dev, "%s: undefined opmode %d\n", 3901290631Savos __func__, vap->iv_opmode); 3902290631Savos break; 3903290564Savos } 3904290564Savos urtwn_write_2(sc, R92C_RXFLTMAP0, filter); 3905290564Savos 3906251538Srpaulo /* Reject all control frames. */ 3907251538Srpaulo urtwn_write_2(sc, R92C_RXFLTMAP1, 0x0000); 3908290564Savos 3909290564Savos /* Reject all data frames. */ 3910290564Savos urtwn_write_2(sc, R92C_RXFLTMAP2, 0x0000); 3911290564Savos 3912290564Savos rcr = R92C_RCR_AM | R92C_RCR_AB | R92C_RCR_APM | 3913290564Savos R92C_RCR_HTC_LOC_CTRL | R92C_RCR_APP_PHYSTS | 3914290564Savos R92C_RCR_APP_ICV | R92C_RCR_APP_MIC; 3915290564Savos 3916290564Savos if (vap->iv_opmode == IEEE80211_M_MONITOR) { 3917290564Savos /* Accept all frames. */ 3918290564Savos rcr |= R92C_RCR_ACF | R92C_RCR_ADF | R92C_RCR_AMF | 3919290564Savos R92C_RCR_AAP; 3920290564Savos } 3921290564Savos 3922290564Savos /* Set Rx filter. */ 3923290564Savos urtwn_write_4(sc, R92C_RCR, rcr); 3924290564Savos 3925290564Savos if (ic->ic_promisc != 0) { 3926290564Savos /* Update Rx filter. */ 3927290564Savos urtwn_set_promisc(sc); 3928290564Savos } 3929251538Srpaulo} 3930251538Srpaulo 3931251538Srpaulostatic void 3932251538Srpaulourtwn_edca_init(struct urtwn_softc *sc) 3933251538Srpaulo{ 3934251538Srpaulo urtwn_write_2(sc, R92C_SPEC_SIFS, 0x100a); 3935251538Srpaulo urtwn_write_2(sc, R92C_MAC_SPEC_SIFS, 0x100a); 3936251538Srpaulo urtwn_write_2(sc, R92C_SIFS_CCK, 0x100a); 3937251538Srpaulo urtwn_write_2(sc, R92C_SIFS_OFDM, 0x100a); 3938251538Srpaulo urtwn_write_4(sc, R92C_EDCA_BE_PARAM, 0x005ea42b); 3939251538Srpaulo urtwn_write_4(sc, R92C_EDCA_BK_PARAM, 0x0000a44f); 3940251538Srpaulo urtwn_write_4(sc, R92C_EDCA_VI_PARAM, 0x005ea324); 3941251538Srpaulo urtwn_write_4(sc, R92C_EDCA_VO_PARAM, 0x002fa226); 3942251538Srpaulo} 3943251538Srpaulo 3944289066Skevlostatic void 3945251538Srpaulourtwn_write_txpower(struct urtwn_softc *sc, int chain, 3946251538Srpaulo uint16_t power[URTWN_RIDX_COUNT]) 3947251538Srpaulo{ 3948251538Srpaulo uint32_t reg; 3949251538Srpaulo 3950251538Srpaulo /* Write per-CCK rate Tx power. */ 3951251538Srpaulo if (chain == 0) { 3952251538Srpaulo reg = urtwn_bb_read(sc, R92C_TXAGC_A_CCK1_MCS32); 3953251538Srpaulo reg = RW(reg, R92C_TXAGC_A_CCK1, power[0]); 3954251538Srpaulo urtwn_bb_write(sc, R92C_TXAGC_A_CCK1_MCS32, reg); 3955251538Srpaulo reg = urtwn_bb_read(sc, R92C_TXAGC_B_CCK11_A_CCK2_11); 3956251538Srpaulo reg = RW(reg, R92C_TXAGC_A_CCK2, power[1]); 3957251538Srpaulo reg = RW(reg, R92C_TXAGC_A_CCK55, power[2]); 3958251538Srpaulo reg = RW(reg, R92C_TXAGC_A_CCK11, power[3]); 3959251538Srpaulo urtwn_bb_write(sc, R92C_TXAGC_B_CCK11_A_CCK2_11, reg); 3960251538Srpaulo } else { 3961251538Srpaulo reg = urtwn_bb_read(sc, R92C_TXAGC_B_CCK1_55_MCS32); 3962251538Srpaulo reg = RW(reg, R92C_TXAGC_B_CCK1, power[0]); 3963251538Srpaulo reg = RW(reg, R92C_TXAGC_B_CCK2, power[1]); 3964251538Srpaulo reg = RW(reg, R92C_TXAGC_B_CCK55, power[2]); 3965251538Srpaulo urtwn_bb_write(sc, R92C_TXAGC_B_CCK1_55_MCS32, reg); 3966251538Srpaulo reg = urtwn_bb_read(sc, R92C_TXAGC_B_CCK11_A_CCK2_11); 3967251538Srpaulo reg = RW(reg, R92C_TXAGC_B_CCK11, power[3]); 3968251538Srpaulo urtwn_bb_write(sc, R92C_TXAGC_B_CCK11_A_CCK2_11, reg); 3969251538Srpaulo } 3970251538Srpaulo /* Write per-OFDM rate Tx power. */ 3971251538Srpaulo urtwn_bb_write(sc, R92C_TXAGC_RATE18_06(chain), 3972251538Srpaulo SM(R92C_TXAGC_RATE06, power[ 4]) | 3973251538Srpaulo SM(R92C_TXAGC_RATE09, power[ 5]) | 3974251538Srpaulo SM(R92C_TXAGC_RATE12, power[ 6]) | 3975251538Srpaulo SM(R92C_TXAGC_RATE18, power[ 7])); 3976251538Srpaulo urtwn_bb_write(sc, R92C_TXAGC_RATE54_24(chain), 3977251538Srpaulo SM(R92C_TXAGC_RATE24, power[ 8]) | 3978251538Srpaulo SM(R92C_TXAGC_RATE36, power[ 9]) | 3979251538Srpaulo SM(R92C_TXAGC_RATE48, power[10]) | 3980251538Srpaulo SM(R92C_TXAGC_RATE54, power[11])); 3981251538Srpaulo /* Write per-MCS Tx power. */ 3982251538Srpaulo urtwn_bb_write(sc, R92C_TXAGC_MCS03_MCS00(chain), 3983251538Srpaulo SM(R92C_TXAGC_MCS00, power[12]) | 3984251538Srpaulo SM(R92C_TXAGC_MCS01, power[13]) | 3985251538Srpaulo SM(R92C_TXAGC_MCS02, power[14]) | 3986251538Srpaulo SM(R92C_TXAGC_MCS03, power[15])); 3987251538Srpaulo urtwn_bb_write(sc, R92C_TXAGC_MCS07_MCS04(chain), 3988251538Srpaulo SM(R92C_TXAGC_MCS04, power[16]) | 3989251538Srpaulo SM(R92C_TXAGC_MCS05, power[17]) | 3990251538Srpaulo SM(R92C_TXAGC_MCS06, power[18]) | 3991251538Srpaulo SM(R92C_TXAGC_MCS07, power[19])); 3992251538Srpaulo urtwn_bb_write(sc, R92C_TXAGC_MCS11_MCS08(chain), 3993251538Srpaulo SM(R92C_TXAGC_MCS08, power[20]) | 3994261506Skevlo SM(R92C_TXAGC_MCS09, power[21]) | 3995251538Srpaulo SM(R92C_TXAGC_MCS10, power[22]) | 3996251538Srpaulo SM(R92C_TXAGC_MCS11, power[23])); 3997251538Srpaulo urtwn_bb_write(sc, R92C_TXAGC_MCS15_MCS12(chain), 3998251538Srpaulo SM(R92C_TXAGC_MCS12, power[24]) | 3999251538Srpaulo SM(R92C_TXAGC_MCS13, power[25]) | 4000251538Srpaulo SM(R92C_TXAGC_MCS14, power[26]) | 4001251538Srpaulo SM(R92C_TXAGC_MCS15, power[27])); 4002251538Srpaulo} 4003251538Srpaulo 4004289066Skevlostatic void 4005251538Srpaulourtwn_get_txpower(struct urtwn_softc *sc, int chain, 4006251538Srpaulo struct ieee80211_channel *c, struct ieee80211_channel *extc, 4007251538Srpaulo uint16_t power[URTWN_RIDX_COUNT]) 4008251538Srpaulo{ 4009287197Sglebius struct ieee80211com *ic = &sc->sc_ic; 4010291264Savos struct r92c_rom *rom = &sc->rom.r92c_rom; 4011251538Srpaulo uint16_t cckpow, ofdmpow, htpow, diff, max; 4012251538Srpaulo const struct urtwn_txpwr *base; 4013251538Srpaulo int ridx, chan, group; 4014251538Srpaulo 4015251538Srpaulo /* Determine channel group. */ 4016251538Srpaulo chan = ieee80211_chan2ieee(ic, c); /* XXX center freq! */ 4017251538Srpaulo if (chan <= 3) 4018251538Srpaulo group = 0; 4019251538Srpaulo else if (chan <= 9) 4020251538Srpaulo group = 1; 4021251538Srpaulo else 4022251538Srpaulo group = 2; 4023251538Srpaulo 4024251538Srpaulo /* Get original Tx power based on board type and RF chain. */ 4025251538Srpaulo if (!(sc->chip & URTWN_CHIP_92C)) { 4026251538Srpaulo if (sc->board_type == R92C_BOARD_TYPE_HIGHPA) 4027251538Srpaulo base = &rtl8188ru_txagc[chain]; 4028251538Srpaulo else 4029251538Srpaulo base = &rtl8192cu_txagc[chain]; 4030251538Srpaulo } else 4031251538Srpaulo base = &rtl8192cu_txagc[chain]; 4032251538Srpaulo 4033251538Srpaulo memset(power, 0, URTWN_RIDX_COUNT * sizeof(power[0])); 4034251538Srpaulo if (sc->regulatory == 0) { 4035289758Savos for (ridx = URTWN_RIDX_CCK1; ridx <= URTWN_RIDX_CCK11; ridx++) 4036251538Srpaulo power[ridx] = base->pwr[0][ridx]; 4037251538Srpaulo } 4038289758Savos for (ridx = URTWN_RIDX_OFDM6; ridx < URTWN_RIDX_COUNT; ridx++) { 4039251538Srpaulo if (sc->regulatory == 3) { 4040251538Srpaulo power[ridx] = base->pwr[0][ridx]; 4041251538Srpaulo /* Apply vendor limits. */ 4042251538Srpaulo if (extc != NULL) 4043251538Srpaulo max = rom->ht40_max_pwr[group]; 4044251538Srpaulo else 4045251538Srpaulo max = rom->ht20_max_pwr[group]; 4046251538Srpaulo max = (max >> (chain * 4)) & 0xf; 4047251538Srpaulo if (power[ridx] > max) 4048251538Srpaulo power[ridx] = max; 4049251538Srpaulo } else if (sc->regulatory == 1) { 4050251538Srpaulo if (extc == NULL) 4051251538Srpaulo power[ridx] = base->pwr[group][ridx]; 4052251538Srpaulo } else if (sc->regulatory != 2) 4053251538Srpaulo power[ridx] = base->pwr[0][ridx]; 4054251538Srpaulo } 4055251538Srpaulo 4056251538Srpaulo /* Compute per-CCK rate Tx power. */ 4057251538Srpaulo cckpow = rom->cck_tx_pwr[chain][group]; 4058289758Savos for (ridx = URTWN_RIDX_CCK1; ridx <= URTWN_RIDX_CCK11; ridx++) { 4059251538Srpaulo power[ridx] += cckpow; 4060251538Srpaulo if (power[ridx] > R92C_MAX_TX_PWR) 4061251538Srpaulo power[ridx] = R92C_MAX_TX_PWR; 4062251538Srpaulo } 4063251538Srpaulo 4064251538Srpaulo htpow = rom->ht40_1s_tx_pwr[chain][group]; 4065251538Srpaulo if (sc->ntxchains > 1) { 4066251538Srpaulo /* Apply reduction for 2 spatial streams. */ 4067251538Srpaulo diff = rom->ht40_2s_tx_pwr_diff[group]; 4068251538Srpaulo diff = (diff >> (chain * 4)) & 0xf; 4069251538Srpaulo htpow = (htpow > diff) ? htpow - diff : 0; 4070251538Srpaulo } 4071251538Srpaulo 4072251538Srpaulo /* Compute per-OFDM rate Tx power. */ 4073251538Srpaulo diff = rom->ofdm_tx_pwr_diff[group]; 4074251538Srpaulo diff = (diff >> (chain * 4)) & 0xf; 4075251538Srpaulo ofdmpow = htpow + diff; /* HT->OFDM correction. */ 4076289758Savos for (ridx = URTWN_RIDX_OFDM6; ridx <= URTWN_RIDX_OFDM54; ridx++) { 4077251538Srpaulo power[ridx] += ofdmpow; 4078251538Srpaulo if (power[ridx] > R92C_MAX_TX_PWR) 4079251538Srpaulo power[ridx] = R92C_MAX_TX_PWR; 4080251538Srpaulo } 4081251538Srpaulo 4082251538Srpaulo /* Compute per-MCS Tx power. */ 4083251538Srpaulo if (extc == NULL) { 4084251538Srpaulo diff = rom->ht20_tx_pwr_diff[group]; 4085251538Srpaulo diff = (diff >> (chain * 4)) & 0xf; 4086251538Srpaulo htpow += diff; /* HT40->HT20 correction. */ 4087251538Srpaulo } 4088251538Srpaulo for (ridx = 12; ridx <= 27; ridx++) { 4089251538Srpaulo power[ridx] += htpow; 4090251538Srpaulo if (power[ridx] > R92C_MAX_TX_PWR) 4091251538Srpaulo power[ridx] = R92C_MAX_TX_PWR; 4092251538Srpaulo } 4093294471Savos#ifdef USB_DEBUG 4094294471Savos if (sc->sc_debug & URTWN_DEBUG_TXPWR) { 4095251538Srpaulo /* Dump per-rate Tx power values. */ 4096251538Srpaulo printf("Tx power for chain %d:\n", chain); 4097289758Savos for (ridx = URTWN_RIDX_CCK1; ridx < URTWN_RIDX_COUNT; ridx++) 4098251538Srpaulo printf("Rate %d = %u\n", ridx, power[ridx]); 4099251538Srpaulo } 4100251538Srpaulo#endif 4101251538Srpaulo} 4102251538Srpaulo 4103289066Skevlostatic void 4104264912Skevlourtwn_r88e_get_txpower(struct urtwn_softc *sc, int chain, 4105264912Skevlo struct ieee80211_channel *c, struct ieee80211_channel *extc, 4106264912Skevlo uint16_t power[URTWN_RIDX_COUNT]) 4107264912Skevlo{ 4108287197Sglebius struct ieee80211com *ic = &sc->sc_ic; 4109294198Savos struct r88e_rom *rom = &sc->rom.r88e_rom; 4110264912Skevlo uint16_t cckpow, ofdmpow, bw20pow, htpow; 4111264912Skevlo const struct urtwn_r88e_txpwr *base; 4112264912Skevlo int ridx, chan, group; 4113264912Skevlo 4114264912Skevlo /* Determine channel group. */ 4115264912Skevlo chan = ieee80211_chan2ieee(ic, c); /* XXX center freq! */ 4116264912Skevlo if (chan <= 2) 4117264912Skevlo group = 0; 4118264912Skevlo else if (chan <= 5) 4119264912Skevlo group = 1; 4120264912Skevlo else if (chan <= 8) 4121264912Skevlo group = 2; 4122264912Skevlo else if (chan <= 11) 4123264912Skevlo group = 3; 4124264912Skevlo else if (chan <= 13) 4125264912Skevlo group = 4; 4126264912Skevlo else 4127264912Skevlo group = 5; 4128264912Skevlo 4129264912Skevlo /* Get original Tx power based on board type and RF chain. */ 4130264912Skevlo base = &rtl8188eu_txagc[chain]; 4131264912Skevlo 4132264912Skevlo memset(power, 0, URTWN_RIDX_COUNT * sizeof(power[0])); 4133264912Skevlo if (sc->regulatory == 0) { 4134289758Savos for (ridx = URTWN_RIDX_CCK1; ridx <= URTWN_RIDX_CCK11; ridx++) 4135264912Skevlo power[ridx] = base->pwr[0][ridx]; 4136264912Skevlo } 4137289758Savos for (ridx = URTWN_RIDX_OFDM6; ridx < URTWN_RIDX_COUNT; ridx++) { 4138264912Skevlo if (sc->regulatory == 3) 4139264912Skevlo power[ridx] = base->pwr[0][ridx]; 4140264912Skevlo else if (sc->regulatory == 1) { 4141264912Skevlo if (extc == NULL) 4142264912Skevlo power[ridx] = base->pwr[group][ridx]; 4143264912Skevlo } else if (sc->regulatory != 2) 4144264912Skevlo power[ridx] = base->pwr[0][ridx]; 4145264912Skevlo } 4146264912Skevlo 4147264912Skevlo /* Compute per-CCK rate Tx power. */ 4148294198Savos cckpow = rom->cck_tx_pwr[group]; 4149289758Savos for (ridx = URTWN_RIDX_CCK1; ridx <= URTWN_RIDX_CCK11; ridx++) { 4150264912Skevlo power[ridx] += cckpow; 4151264912Skevlo if (power[ridx] > R92C_MAX_TX_PWR) 4152264912Skevlo power[ridx] = R92C_MAX_TX_PWR; 4153264912Skevlo } 4154264912Skevlo 4155294198Savos htpow = rom->ht40_tx_pwr[group]; 4156264912Skevlo 4157264912Skevlo /* Compute per-OFDM rate Tx power. */ 4158264912Skevlo ofdmpow = htpow + sc->ofdm_tx_pwr_diff; 4159289758Savos for (ridx = URTWN_RIDX_OFDM6; ridx <= URTWN_RIDX_OFDM54; ridx++) { 4160264912Skevlo power[ridx] += ofdmpow; 4161264912Skevlo if (power[ridx] > R92C_MAX_TX_PWR) 4162264912Skevlo power[ridx] = R92C_MAX_TX_PWR; 4163264912Skevlo } 4164264912Skevlo 4165264912Skevlo bw20pow = htpow + sc->bw20_tx_pwr_diff; 4166264912Skevlo for (ridx = 12; ridx <= 27; ridx++) { 4167264912Skevlo power[ridx] += bw20pow; 4168264912Skevlo if (power[ridx] > R92C_MAX_TX_PWR) 4169264912Skevlo power[ridx] = R92C_MAX_TX_PWR; 4170264912Skevlo } 4171264912Skevlo} 4172264912Skevlo 4173289066Skevlostatic void 4174251538Srpaulourtwn_set_txpower(struct urtwn_softc *sc, struct ieee80211_channel *c, 4175251538Srpaulo struct ieee80211_channel *extc) 4176251538Srpaulo{ 4177251538Srpaulo uint16_t power[URTWN_RIDX_COUNT]; 4178251538Srpaulo int i; 4179251538Srpaulo 4180251538Srpaulo for (i = 0; i < sc->ntxchains; i++) { 4181251538Srpaulo /* Compute per-rate Tx power values. */ 4182264912Skevlo if (sc->chip & URTWN_CHIP_88E) 4183264912Skevlo urtwn_r88e_get_txpower(sc, i, c, extc, power); 4184264912Skevlo else 4185264912Skevlo urtwn_get_txpower(sc, i, c, extc, power); 4186251538Srpaulo /* Write per-rate Tx power values to hardware. */ 4187251538Srpaulo urtwn_write_txpower(sc, i, power); 4188251538Srpaulo } 4189251538Srpaulo} 4190251538Srpaulo 4191251538Srpaulostatic void 4192290048Savosurtwn_set_rx_bssid_all(struct urtwn_softc *sc, int enable) 4193290048Savos{ 4194290048Savos uint32_t reg; 4195290048Savos 4196290048Savos reg = urtwn_read_4(sc, R92C_RCR); 4197290048Savos if (enable) 4198290048Savos reg &= ~R92C_RCR_CBSSID_BCN; 4199290048Savos else 4200290048Savos reg |= R92C_RCR_CBSSID_BCN; 4201290048Savos urtwn_write_4(sc, R92C_RCR, reg); 4202290048Savos} 4203290048Savos 4204290048Savosstatic void 4205290048Savosurtwn_set_gain(struct urtwn_softc *sc, uint8_t gain) 4206290048Savos{ 4207290048Savos uint32_t reg; 4208290048Savos 4209290048Savos reg = urtwn_bb_read(sc, R92C_OFDM0_AGCCORE1(0)); 4210290048Savos reg = RW(reg, R92C_OFDM0_AGCCORE1_GAIN, gain); 4211290048Savos urtwn_bb_write(sc, R92C_OFDM0_AGCCORE1(0), reg); 4212290048Savos 4213290048Savos if (!(sc->chip & URTWN_CHIP_88E)) { 4214290048Savos reg = urtwn_bb_read(sc, R92C_OFDM0_AGCCORE1(1)); 4215290048Savos reg = RW(reg, R92C_OFDM0_AGCCORE1_GAIN, gain); 4216290048Savos urtwn_bb_write(sc, R92C_OFDM0_AGCCORE1(1), reg); 4217290048Savos } 4218290048Savos} 4219290048Savos 4220290048Savosstatic void 4221251538Srpaulourtwn_scan_start(struct ieee80211com *ic) 4222251538Srpaulo{ 4223290048Savos struct urtwn_softc *sc = ic->ic_softc; 4224290048Savos 4225290048Savos URTWN_LOCK(sc); 4226290048Savos /* Receive beacons / probe responses from any BSSID. */ 4227290651Savos if (ic->ic_opmode != IEEE80211_M_IBSS) 4228290651Savos urtwn_set_rx_bssid_all(sc, 1); 4229290651Savos 4230290048Savos /* Set gain for scanning. */ 4231290048Savos urtwn_set_gain(sc, 0x20); 4232290048Savos URTWN_UNLOCK(sc); 4233251538Srpaulo} 4234251538Srpaulo 4235251538Srpaulostatic void 4236251538Srpaulourtwn_scan_end(struct ieee80211com *ic) 4237251538Srpaulo{ 4238290048Savos struct urtwn_softc *sc = ic->ic_softc; 4239290048Savos 4240290048Savos URTWN_LOCK(sc); 4241290048Savos /* Restore limitations. */ 4242290651Savos if (ic->ic_promisc == 0 && ic->ic_opmode != IEEE80211_M_IBSS) 4243290564Savos urtwn_set_rx_bssid_all(sc, 0); 4244290651Savos 4245290048Savos /* Set gain under link. */ 4246290048Savos urtwn_set_gain(sc, 0x32); 4247290048Savos URTWN_UNLOCK(sc); 4248251538Srpaulo} 4249251538Srpaulo 4250251538Srpaulostatic void 4251251538Srpaulourtwn_set_channel(struct ieee80211com *ic) 4252251538Srpaulo{ 4253286949Sadrian struct urtwn_softc *sc = ic->ic_softc; 4254292173Savos struct ieee80211_channel *c = ic->ic_curchan; 4255281070Srpaulo struct ieee80211vap *vap = TAILQ_FIRST(&ic->ic_vaps); 4256251538Srpaulo 4257251538Srpaulo URTWN_LOCK(sc); 4258281070Srpaulo if (vap->iv_state == IEEE80211_S_SCAN) { 4259281070Srpaulo /* Make link LED blink during scan. */ 4260281070Srpaulo urtwn_set_led(sc, URTWN_LED_LINK, !sc->ledlink); 4261281070Srpaulo } 4262292173Savos urtwn_set_chan(sc, c, NULL); 4263292173Savos sc->sc_rxtap.wr_chan_freq = htole16(c->ic_freq); 4264292173Savos sc->sc_rxtap.wr_chan_flags = htole16(c->ic_flags); 4265292173Savos sc->sc_txtap.wt_chan_freq = htole16(c->ic_freq); 4266292173Savos sc->sc_txtap.wt_chan_flags = htole16(c->ic_flags); 4267251538Srpaulo URTWN_UNLOCK(sc); 4268251538Srpaulo} 4269251538Srpaulo 4270292014Savosstatic int 4271292014Savosurtwn_wme_update(struct ieee80211com *ic) 4272292014Savos{ 4273292014Savos const struct wmeParams *wmep = 4274292014Savos ic->ic_wme.wme_chanParams.cap_wmeParams; 4275292014Savos struct urtwn_softc *sc = ic->ic_softc; 4276292014Savos uint8_t aifs, acm, slottime; 4277292014Savos int ac; 4278292014Savos 4279292014Savos acm = 0; 4280292165Savos slottime = IEEE80211_GET_SLOTTIME(ic); 4281292014Savos 4282292014Savos URTWN_LOCK(sc); 4283292014Savos for (ac = WME_AC_BE; ac < WME_NUM_AC; ac++) { 4284292014Savos /* AIFS[AC] = AIFSN[AC] * aSlotTime + aSIFSTime. */ 4285292014Savos aifs = wmep[ac].wmep_aifsn * slottime + IEEE80211_DUR_SIFS; 4286292014Savos urtwn_write_4(sc, wme2queue[ac].reg, 4287292014Savos SM(R92C_EDCA_PARAM_TXOP, wmep[ac].wmep_txopLimit) | 4288292014Savos SM(R92C_EDCA_PARAM_ECWMIN, wmep[ac].wmep_logcwmin) | 4289292014Savos SM(R92C_EDCA_PARAM_ECWMAX, wmep[ac].wmep_logcwmax) | 4290292014Savos SM(R92C_EDCA_PARAM_AIFS, aifs)); 4291292014Savos if (ac != WME_AC_BE) 4292292014Savos acm |= wmep[ac].wmep_acm << ac; 4293292014Savos } 4294292014Savos 4295292014Savos if (acm != 0) 4296292014Savos acm |= R92C_ACMHWCTRL_EN; 4297292014Savos urtwn_write_1(sc, R92C_ACMHWCTRL, 4298292014Savos (urtwn_read_1(sc, R92C_ACMHWCTRL) & ~R92C_ACMHWCTRL_ACM_MASK) | 4299292014Savos acm); 4300292014Savos 4301292014Savos URTWN_UNLOCK(sc); 4302292014Savos 4303292014Savos return 0; 4304292014Savos} 4305292014Savos 4306251538Srpaulostatic void 4307294465Savosurtwn_update_slot(struct ieee80211com *ic) 4308294465Savos{ 4309294465Savos urtwn_cmd_sleepable(ic->ic_softc, NULL, 0, urtwn_update_slot_cb); 4310294465Savos} 4311294465Savos 4312294465Savosstatic void 4313294465Savosurtwn_update_slot_cb(struct urtwn_softc *sc, union sec_param *data) 4314294465Savos{ 4315294465Savos struct ieee80211com *ic = &sc->sc_ic; 4316294465Savos uint8_t slottime; 4317294465Savos 4318294465Savos slottime = IEEE80211_GET_SLOTTIME(ic); 4319294465Savos 4320294471Savos URTWN_DPRINTF(sc, URTWN_DEBUG_ANY, "%s: setting slot time to %uus\n", 4321294471Savos __func__, slottime); 4322294465Savos 4323294465Savos urtwn_write_1(sc, R92C_SLOT, slottime); 4324294465Savos urtwn_update_aifs(sc, slottime); 4325294465Savos} 4326294465Savos 4327294465Savosstatic void 4328294465Savosurtwn_update_aifs(struct urtwn_softc *sc, uint8_t slottime) 4329294465Savos{ 4330294465Savos const struct wmeParams *wmep = 4331294465Savos sc->sc_ic.ic_wme.wme_chanParams.cap_wmeParams; 4332294465Savos uint8_t aifs, ac; 4333294465Savos 4334294465Savos for (ac = WME_AC_BE; ac < WME_NUM_AC; ac++) { 4335294465Savos /* AIFS[AC] = AIFSN[AC] * aSlotTime + aSIFSTime. */ 4336294465Savos aifs = wmep[ac].wmep_aifsn * slottime + IEEE80211_DUR_SIFS; 4337294465Savos urtwn_write_1(sc, wme2queue[ac].reg, aifs); 4338294465Savos } 4339294465Savos} 4340294465Savos 4341294465Savosstatic void 4342290564Savosurtwn_set_promisc(struct urtwn_softc *sc) 4343290564Savos{ 4344290564Savos struct ieee80211com *ic = &sc->sc_ic; 4345290564Savos struct ieee80211vap *vap = TAILQ_FIRST(&ic->ic_vaps); 4346290564Savos uint32_t rcr, mask1, mask2; 4347290564Savos 4348290564Savos URTWN_ASSERT_LOCKED(sc); 4349290564Savos 4350290564Savos if (vap->iv_opmode == IEEE80211_M_MONITOR) 4351290564Savos return; 4352290564Savos 4353290564Savos mask1 = R92C_RCR_ACF | R92C_RCR_ADF | R92C_RCR_AMF | R92C_RCR_AAP; 4354290564Savos mask2 = R92C_RCR_APM; 4355290564Savos 4356290564Savos if (vap->iv_state == IEEE80211_S_RUN) { 4357290564Savos switch (vap->iv_opmode) { 4358290564Savos case IEEE80211_M_STA: 4359290631Savos mask2 |= R92C_RCR_CBSSID_DATA; 4360290631Savos /* FALLTHROUGH */ 4361290631Savos case IEEE80211_M_HOSTAP: 4362290631Savos mask2 |= R92C_RCR_CBSSID_BCN; 4363290564Savos break; 4364290651Savos case IEEE80211_M_IBSS: 4365290651Savos mask2 |= R92C_RCR_CBSSID_DATA; 4366290651Savos break; 4367290564Savos default: 4368290564Savos device_printf(sc->sc_dev, "%s: undefined opmode %d\n", 4369290564Savos __func__, vap->iv_opmode); 4370290564Savos return; 4371290564Savos } 4372290564Savos } 4373290564Savos 4374290564Savos rcr = urtwn_read_4(sc, R92C_RCR); 4375290564Savos if (ic->ic_promisc == 0) 4376290564Savos rcr = (rcr & ~mask1) | mask2; 4377290564Savos else 4378290564Savos rcr = (rcr & ~mask2) | mask1; 4379290564Savos urtwn_write_4(sc, R92C_RCR, rcr); 4380290564Savos} 4381290564Savos 4382290564Savosstatic void 4383290564Savosurtwn_update_promisc(struct ieee80211com *ic) 4384290564Savos{ 4385290564Savos struct urtwn_softc *sc = ic->ic_softc; 4386290564Savos 4387290564Savos URTWN_LOCK(sc); 4388290564Savos if (sc->sc_flags & URTWN_RUNNING) 4389290564Savos urtwn_set_promisc(sc); 4390290564Savos URTWN_UNLOCK(sc); 4391290564Savos} 4392290564Savos 4393290564Savosstatic void 4394283540Sglebiusurtwn_update_mcast(struct ieee80211com *ic) 4395251538Srpaulo{ 4396251538Srpaulo /* XXX do nothing? */ 4397251538Srpaulo} 4398251538Srpaulo 4399292167Savosstatic struct ieee80211_node * 4400292167Savosurtwn_r88e_node_alloc(struct ieee80211vap *vap, 4401292167Savos const uint8_t mac[IEEE80211_ADDR_LEN]) 4402292167Savos{ 4403292167Savos struct urtwn_node *un; 4404292167Savos 4405292167Savos un = malloc(sizeof (struct urtwn_node), M_80211_NODE, 4406292167Savos M_NOWAIT | M_ZERO); 4407292167Savos 4408292167Savos if (un == NULL) 4409292167Savos return NULL; 4410292167Savos 4411292167Savos un->id = URTWN_MACID_UNDEFINED; 4412292167Savos 4413292167Savos return &un->ni; 4414292167Savos} 4415292167Savos 4416251538Srpaulostatic void 4417292167Savosurtwn_r88e_newassoc(struct ieee80211_node *ni, int isnew) 4418292167Savos{ 4419292167Savos struct urtwn_softc *sc = ni->ni_ic->ic_softc; 4420292167Savos struct urtwn_node *un = URTWN_NODE(ni); 4421292167Savos uint8_t id; 4422292167Savos 4423292167Savos if (!isnew) 4424292167Savos return; 4425292167Savos 4426292167Savos URTWN_NT_LOCK(sc); 4427292167Savos for (id = 0; id <= URTWN_MACID_MAX(sc); id++) { 4428292167Savos if (id != URTWN_MACID_BC && sc->node_list[id] == NULL) { 4429292167Savos un->id = id; 4430292167Savos sc->node_list[id] = ni; 4431292167Savos break; 4432292167Savos } 4433292167Savos } 4434292167Savos URTWN_NT_UNLOCK(sc); 4435292167Savos 4436292167Savos if (id > URTWN_MACID_MAX(sc)) { 4437292167Savos device_printf(sc->sc_dev, "%s: node table is full\n", 4438292167Savos __func__); 4439292167Savos } 4440292167Savos} 4441292167Savos 4442292167Savosstatic void 4443292167Savosurtwn_r88e_node_free(struct ieee80211_node *ni) 4444292167Savos{ 4445292167Savos struct urtwn_softc *sc = ni->ni_ic->ic_softc; 4446292167Savos struct urtwn_node *un = URTWN_NODE(ni); 4447292167Savos 4448292167Savos URTWN_NT_LOCK(sc); 4449292167Savos if (un->id != URTWN_MACID_UNDEFINED) 4450292167Savos sc->node_list[un->id] = NULL; 4451292167Savos URTWN_NT_UNLOCK(sc); 4452292167Savos 4453292167Savos sc->sc_node_free(ni); 4454292167Savos} 4455292167Savos 4456292167Savosstatic void 4457251538Srpaulourtwn_set_chan(struct urtwn_softc *sc, struct ieee80211_channel *c, 4458251538Srpaulo struct ieee80211_channel *extc) 4459251538Srpaulo{ 4460287197Sglebius struct ieee80211com *ic = &sc->sc_ic; 4461251538Srpaulo uint32_t reg; 4462251538Srpaulo u_int chan; 4463251538Srpaulo int i; 4464251538Srpaulo 4465251538Srpaulo chan = ieee80211_chan2ieee(ic, c); /* XXX center freq! */ 4466251538Srpaulo if (chan == 0 || chan == IEEE80211_CHAN_ANY) { 4467251538Srpaulo device_printf(sc->sc_dev, 4468251538Srpaulo "%s: invalid channel %x\n", __func__, chan); 4469251538Srpaulo return; 4470251538Srpaulo } 4471251538Srpaulo 4472251538Srpaulo /* Set Tx power for this new channel. */ 4473251538Srpaulo urtwn_set_txpower(sc, c, extc); 4474251538Srpaulo 4475251538Srpaulo for (i = 0; i < sc->nrxchains; i++) { 4476251538Srpaulo urtwn_rf_write(sc, i, R92C_RF_CHNLBW, 4477251538Srpaulo RW(sc->rf_chnlbw[i], R92C_RF_CHNLBW_CHNL, chan)); 4478251538Srpaulo } 4479251538Srpaulo#ifndef IEEE80211_NO_HT 4480251538Srpaulo if (extc != NULL) { 4481251538Srpaulo /* Is secondary channel below or above primary? */ 4482251538Srpaulo int prichlo = c->ic_freq < extc->ic_freq; 4483251538Srpaulo 4484251538Srpaulo urtwn_write_1(sc, R92C_BWOPMODE, 4485251538Srpaulo urtwn_read_1(sc, R92C_BWOPMODE) & ~R92C_BWOPMODE_20MHZ); 4486251538Srpaulo 4487251538Srpaulo reg = urtwn_read_1(sc, R92C_RRSR + 2); 4488251538Srpaulo reg = (reg & ~0x6f) | (prichlo ? 1 : 2) << 5; 4489251538Srpaulo urtwn_write_1(sc, R92C_RRSR + 2, reg); 4490251538Srpaulo 4491251538Srpaulo urtwn_bb_write(sc, R92C_FPGA0_RFMOD, 4492251538Srpaulo urtwn_bb_read(sc, R92C_FPGA0_RFMOD) | R92C_RFMOD_40MHZ); 4493251538Srpaulo urtwn_bb_write(sc, R92C_FPGA1_RFMOD, 4494251538Srpaulo urtwn_bb_read(sc, R92C_FPGA1_RFMOD) | R92C_RFMOD_40MHZ); 4495251538Srpaulo 4496251538Srpaulo /* Set CCK side band. */ 4497251538Srpaulo reg = urtwn_bb_read(sc, R92C_CCK0_SYSTEM); 4498251538Srpaulo reg = (reg & ~0x00000010) | (prichlo ? 0 : 1) << 4; 4499251538Srpaulo urtwn_bb_write(sc, R92C_CCK0_SYSTEM, reg); 4500251538Srpaulo 4501251538Srpaulo reg = urtwn_bb_read(sc, R92C_OFDM1_LSTF); 4502251538Srpaulo reg = (reg & ~0x00000c00) | (prichlo ? 1 : 2) << 10; 4503251538Srpaulo urtwn_bb_write(sc, R92C_OFDM1_LSTF, reg); 4504251538Srpaulo 4505251538Srpaulo urtwn_bb_write(sc, R92C_FPGA0_ANAPARAM2, 4506251538Srpaulo urtwn_bb_read(sc, R92C_FPGA0_ANAPARAM2) & 4507251538Srpaulo ~R92C_FPGA0_ANAPARAM2_CBW20); 4508251538Srpaulo 4509251538Srpaulo reg = urtwn_bb_read(sc, 0x818); 4510251538Srpaulo reg = (reg & ~0x0c000000) | (prichlo ? 2 : 1) << 26; 4511251538Srpaulo urtwn_bb_write(sc, 0x818, reg); 4512251538Srpaulo 4513251538Srpaulo /* Select 40MHz bandwidth. */ 4514251538Srpaulo urtwn_rf_write(sc, 0, R92C_RF_CHNLBW, 4515251538Srpaulo (sc->rf_chnlbw[0] & ~0xfff) | chan); 4516251538Srpaulo } else 4517251538Srpaulo#endif 4518251538Srpaulo { 4519251538Srpaulo urtwn_write_1(sc, R92C_BWOPMODE, 4520251538Srpaulo urtwn_read_1(sc, R92C_BWOPMODE) | R92C_BWOPMODE_20MHZ); 4521251538Srpaulo 4522251538Srpaulo urtwn_bb_write(sc, R92C_FPGA0_RFMOD, 4523251538Srpaulo urtwn_bb_read(sc, R92C_FPGA0_RFMOD) & ~R92C_RFMOD_40MHZ); 4524251538Srpaulo urtwn_bb_write(sc, R92C_FPGA1_RFMOD, 4525251538Srpaulo urtwn_bb_read(sc, R92C_FPGA1_RFMOD) & ~R92C_RFMOD_40MHZ); 4526251538Srpaulo 4527264912Skevlo if (!(sc->chip & URTWN_CHIP_88E)) { 4528264912Skevlo urtwn_bb_write(sc, R92C_FPGA0_ANAPARAM2, 4529264912Skevlo urtwn_bb_read(sc, R92C_FPGA0_ANAPARAM2) | 4530264912Skevlo R92C_FPGA0_ANAPARAM2_CBW20); 4531264912Skevlo } 4532281069Srpaulo 4533251538Srpaulo /* Select 20MHz bandwidth. */ 4534251538Srpaulo urtwn_rf_write(sc, 0, R92C_RF_CHNLBW, 4535281069Srpaulo (sc->rf_chnlbw[0] & ~0xfff) | chan | 4536264912Skevlo ((sc->chip & URTWN_CHIP_88E) ? R88E_RF_CHNLBW_BW20 : 4537264912Skevlo R92C_RF_CHNLBW_BW20)); 4538251538Srpaulo } 4539251538Srpaulo} 4540251538Srpaulo 4541251538Srpaulostatic void 4542251538Srpaulourtwn_iq_calib(struct urtwn_softc *sc) 4543251538Srpaulo{ 4544251538Srpaulo /* TODO */ 4545251538Srpaulo} 4546251538Srpaulo 4547251538Srpaulostatic void 4548251538Srpaulourtwn_lc_calib(struct urtwn_softc *sc) 4549251538Srpaulo{ 4550251538Srpaulo uint32_t rf_ac[2]; 4551251538Srpaulo uint8_t txmode; 4552251538Srpaulo int i; 4553251538Srpaulo 4554251538Srpaulo txmode = urtwn_read_1(sc, R92C_OFDM1_LSTF + 3); 4555251538Srpaulo if ((txmode & 0x70) != 0) { 4556251538Srpaulo /* Disable all continuous Tx. */ 4557251538Srpaulo urtwn_write_1(sc, R92C_OFDM1_LSTF + 3, txmode & ~0x70); 4558251538Srpaulo 4559251538Srpaulo /* Set RF mode to standby mode. */ 4560251538Srpaulo for (i = 0; i < sc->nrxchains; i++) { 4561251538Srpaulo rf_ac[i] = urtwn_rf_read(sc, i, R92C_RF_AC); 4562251538Srpaulo urtwn_rf_write(sc, i, R92C_RF_AC, 4563251538Srpaulo RW(rf_ac[i], R92C_RF_AC_MODE, 4564251538Srpaulo R92C_RF_AC_MODE_STANDBY)); 4565251538Srpaulo } 4566251538Srpaulo } else { 4567251538Srpaulo /* Block all Tx queues. */ 4568293180Savos urtwn_write_1(sc, R92C_TXPAUSE, R92C_TX_QUEUE_ALL); 4569251538Srpaulo } 4570251538Srpaulo /* Start calibration. */ 4571251538Srpaulo urtwn_rf_write(sc, 0, R92C_RF_CHNLBW, 4572251538Srpaulo urtwn_rf_read(sc, 0, R92C_RF_CHNLBW) | R92C_RF_CHNLBW_LCSTART); 4573251538Srpaulo 4574251538Srpaulo /* Give calibration the time to complete. */ 4575266472Shselasky usb_pause_mtx(&sc->sc_mtx, hz / 10); /* 100ms */ 4576251538Srpaulo 4577251538Srpaulo /* Restore configuration. */ 4578251538Srpaulo if ((txmode & 0x70) != 0) { 4579251538Srpaulo /* Restore Tx mode. */ 4580251538Srpaulo urtwn_write_1(sc, R92C_OFDM1_LSTF + 3, txmode); 4581251538Srpaulo /* Restore RF mode. */ 4582251538Srpaulo for (i = 0; i < sc->nrxchains; i++) 4583251538Srpaulo urtwn_rf_write(sc, i, R92C_RF_AC, rf_ac[i]); 4584251538Srpaulo } else { 4585251538Srpaulo /* Unblock all Tx queues. */ 4586251538Srpaulo urtwn_write_1(sc, R92C_TXPAUSE, 0x00); 4587251538Srpaulo } 4588251538Srpaulo} 4589251538Srpaulo 4590294473Savosstatic void 4591294473Savosurtwn_temp_calib(struct urtwn_softc *sc) 4592294473Savos{ 4593294473Savos uint8_t temp; 4594294473Savos 4595294473Savos URTWN_ASSERT_LOCKED(sc); 4596294473Savos 4597294473Savos if (!(sc->sc_flags & URTWN_TEMP_MEASURED)) { 4598294473Savos /* Start measuring temperature. */ 4599294473Savos URTWN_DPRINTF(sc, URTWN_DEBUG_TEMP, 4600294473Savos "%s: start measuring temperature\n", __func__); 4601294473Savos if (sc->chip & URTWN_CHIP_88E) { 4602294473Savos urtwn_rf_write(sc, 0, R88E_RF_T_METER, 4603294473Savos R88E_RF_T_METER_START); 4604294473Savos } else { 4605294473Savos urtwn_rf_write(sc, 0, R92C_RF_T_METER, 4606294473Savos R92C_RF_T_METER_START); 4607294473Savos } 4608294473Savos sc->sc_flags |= URTWN_TEMP_MEASURED; 4609294473Savos return; 4610294473Savos } 4611294473Savos sc->sc_flags &= ~URTWN_TEMP_MEASURED; 4612294473Savos 4613294473Savos /* Read measured temperature. */ 4614294473Savos if (sc->chip & URTWN_CHIP_88E) { 4615294473Savos temp = MS(urtwn_rf_read(sc, 0, R88E_RF_T_METER), 4616294473Savos R88E_RF_T_METER_VAL); 4617294473Savos } else { 4618294473Savos temp = MS(urtwn_rf_read(sc, 0, R92C_RF_T_METER), 4619294473Savos R92C_RF_T_METER_VAL); 4620294473Savos } 4621294473Savos if (temp == 0) { /* Read failed, skip. */ 4622294473Savos URTWN_DPRINTF(sc, URTWN_DEBUG_TEMP, 4623294473Savos "%s: temperature read failed, skipping\n", __func__); 4624294473Savos return; 4625294473Savos } 4626294473Savos 4627294473Savos URTWN_DPRINTF(sc, URTWN_DEBUG_TEMP, 4628294473Savos "%s: temperature: previous %u, current %u\n", 4629294473Savos __func__, sc->thcal_lctemp, temp); 4630294473Savos 4631294473Savos /* 4632294473Savos * Redo LC calibration if temperature changed significantly since 4633294473Savos * last calibration. 4634294473Savos */ 4635294473Savos if (sc->thcal_lctemp == 0) { 4636294473Savos /* First LC calibration is performed in urtwn_init(). */ 4637294473Savos sc->thcal_lctemp = temp; 4638294473Savos } else if (abs(temp - sc->thcal_lctemp) > 1) { 4639294473Savos URTWN_DPRINTF(sc, URTWN_DEBUG_TEMP, 4640294473Savos "%s: LC calib triggered by temp: %u -> %u\n", 4641294473Savos __func__, sc->thcal_lctemp, temp); 4642294473Savos urtwn_lc_calib(sc); 4643294473Savos /* Record temperature of last LC calibration. */ 4644294473Savos sc->thcal_lctemp = temp; 4645294473Savos } 4646294473Savos} 4647294473Savos 4648291698Savosstatic int 4649287197Sglebiusurtwn_init(struct urtwn_softc *sc) 4650251538Srpaulo{ 4651287197Sglebius struct ieee80211com *ic = &sc->sc_ic; 4652287197Sglebius struct ieee80211vap *vap = TAILQ_FIRST(&ic->ic_vaps); 4653287197Sglebius uint8_t macaddr[IEEE80211_ADDR_LEN]; 4654251538Srpaulo uint32_t reg; 4655291698Savos usb_error_t usb_err = USB_ERR_NORMAL_COMPLETION; 4656251538Srpaulo int error; 4657251538Srpaulo 4658291698Savos URTWN_LOCK(sc); 4659291698Savos if (sc->sc_flags & URTWN_RUNNING) { 4660291698Savos URTWN_UNLOCK(sc); 4661291698Savos return (0); 4662291698Savos } 4663264864Skevlo 4664251538Srpaulo /* Init firmware commands ring. */ 4665251538Srpaulo sc->fwcur = 0; 4666251538Srpaulo 4667251538Srpaulo /* Allocate Tx/Rx buffers. */ 4668251538Srpaulo error = urtwn_alloc_rx_list(sc); 4669251538Srpaulo if (error != 0) 4670251538Srpaulo goto fail; 4671281069Srpaulo 4672251538Srpaulo error = urtwn_alloc_tx_list(sc); 4673251538Srpaulo if (error != 0) 4674251538Srpaulo goto fail; 4675251538Srpaulo 4676251538Srpaulo /* Power on adapter. */ 4677251538Srpaulo error = urtwn_power_on(sc); 4678251538Srpaulo if (error != 0) 4679251538Srpaulo goto fail; 4680251538Srpaulo 4681251538Srpaulo /* Initialize DMA. */ 4682251538Srpaulo error = urtwn_dma_init(sc); 4683251538Srpaulo if (error != 0) 4684251538Srpaulo goto fail; 4685251538Srpaulo 4686251538Srpaulo /* Set info size in Rx descriptors (in 64-bit words). */ 4687251538Srpaulo urtwn_write_1(sc, R92C_RX_DRVINFO_SZ, 4); 4688251538Srpaulo 4689251538Srpaulo /* Init interrupts. */ 4690264912Skevlo if (sc->chip & URTWN_CHIP_88E) { 4691291698Savos usb_err = urtwn_write_4(sc, R88E_HISR, 0xffffffff); 4692291698Savos if (usb_err != USB_ERR_NORMAL_COMPLETION) 4693291698Savos goto fail; 4694291698Savos usb_err = urtwn_write_4(sc, R88E_HIMR, R88E_HIMR_CPWM | R88E_HIMR_CPWM2 | 4695264912Skevlo R88E_HIMR_TBDER | R88E_HIMR_PSTIMEOUT); 4696291698Savos if (usb_err != USB_ERR_NORMAL_COMPLETION) 4697291698Savos goto fail; 4698291698Savos usb_err = urtwn_write_4(sc, R88E_HIMRE, R88E_HIMRE_RXFOVW | 4699264912Skevlo R88E_HIMRE_TXFOVW | R88E_HIMRE_RXERR | R88E_HIMRE_TXERR); 4700291698Savos if (usb_err != USB_ERR_NORMAL_COMPLETION) 4701291698Savos goto fail; 4702291698Savos usb_err = urtwn_write_1(sc, R92C_USB_SPECIAL_OPTION, 4703264912Skevlo urtwn_read_1(sc, R92C_USB_SPECIAL_OPTION) | 4704264912Skevlo R92C_USB_SPECIAL_OPTION_INT_BULK_SEL); 4705291698Savos if (usb_err != USB_ERR_NORMAL_COMPLETION) 4706291698Savos goto fail; 4707264912Skevlo } else { 4708291698Savos usb_err = urtwn_write_4(sc, R92C_HISR, 0xffffffff); 4709291698Savos if (usb_err != USB_ERR_NORMAL_COMPLETION) 4710291698Savos goto fail; 4711291698Savos usb_err = urtwn_write_4(sc, R92C_HIMR, 0xffffffff); 4712291698Savos if (usb_err != USB_ERR_NORMAL_COMPLETION) 4713291698Savos goto fail; 4714264912Skevlo } 4715251538Srpaulo 4716251538Srpaulo /* Set MAC address. */ 4717287197Sglebius IEEE80211_ADDR_COPY(macaddr, vap ? vap->iv_myaddr : ic->ic_macaddr); 4718291698Savos usb_err = urtwn_write_region_1(sc, R92C_MACID, macaddr, IEEE80211_ADDR_LEN); 4719291698Savos if (usb_err != USB_ERR_NORMAL_COMPLETION) 4720291698Savos goto fail; 4721251538Srpaulo 4722251538Srpaulo /* Set initial network type. */ 4723289811Savos urtwn_set_mode(sc, R92C_MSR_INFRA); 4724251538Srpaulo 4725290564Savos /* Initialize Rx filter. */ 4726251538Srpaulo urtwn_rxfilter_init(sc); 4727251538Srpaulo 4728282623Skevlo /* Set response rate. */ 4729251538Srpaulo reg = urtwn_read_4(sc, R92C_RRSR); 4730251538Srpaulo reg = RW(reg, R92C_RRSR_RATE_BITMAP, R92C_RRSR_RATE_CCK_ONLY_1M); 4731251538Srpaulo urtwn_write_4(sc, R92C_RRSR, reg); 4732251538Srpaulo 4733251538Srpaulo /* Set short/long retry limits. */ 4734251538Srpaulo urtwn_write_2(sc, R92C_RL, 4735251538Srpaulo SM(R92C_RL_SRL, 0x30) | SM(R92C_RL_LRL, 0x30)); 4736251538Srpaulo 4737251538Srpaulo /* Initialize EDCA parameters. */ 4738251538Srpaulo urtwn_edca_init(sc); 4739251538Srpaulo 4740251538Srpaulo /* Setup rate fallback. */ 4741264912Skevlo if (!(sc->chip & URTWN_CHIP_88E)) { 4742264912Skevlo urtwn_write_4(sc, R92C_DARFRC + 0, 0x00000000); 4743264912Skevlo urtwn_write_4(sc, R92C_DARFRC + 4, 0x10080404); 4744264912Skevlo urtwn_write_4(sc, R92C_RARFRC + 0, 0x04030201); 4745264912Skevlo urtwn_write_4(sc, R92C_RARFRC + 4, 0x08070605); 4746264912Skevlo } 4747251538Srpaulo 4748251538Srpaulo urtwn_write_1(sc, R92C_FWHW_TXQ_CTRL, 4749251538Srpaulo urtwn_read_1(sc, R92C_FWHW_TXQ_CTRL) | 4750251538Srpaulo R92C_FWHW_TXQ_CTRL_AMPDU_RTY_NEW); 4751251538Srpaulo /* Set ACK timeout. */ 4752251538Srpaulo urtwn_write_1(sc, R92C_ACKTO, 0x40); 4753251538Srpaulo 4754251538Srpaulo /* Setup USB aggregation. */ 4755251538Srpaulo reg = urtwn_read_4(sc, R92C_TDECTRL); 4756251538Srpaulo reg = RW(reg, R92C_TDECTRL_BLK_DESC_NUM, 6); 4757251538Srpaulo urtwn_write_4(sc, R92C_TDECTRL, reg); 4758251538Srpaulo urtwn_write_1(sc, R92C_TRXDMA_CTRL, 4759251538Srpaulo urtwn_read_1(sc, R92C_TRXDMA_CTRL) | 4760251538Srpaulo R92C_TRXDMA_CTRL_RXDMA_AGG_EN); 4761251538Srpaulo urtwn_write_1(sc, R92C_RXDMA_AGG_PG_TH, 48); 4762264912Skevlo if (sc->chip & URTWN_CHIP_88E) 4763264912Skevlo urtwn_write_1(sc, R92C_RXDMA_AGG_PG_TH + 1, 4); 4764282266Skevlo else { 4765264912Skevlo urtwn_write_1(sc, R92C_USB_DMA_AGG_TO, 4); 4766282266Skevlo urtwn_write_1(sc, R92C_USB_SPECIAL_OPTION, 4767282266Skevlo urtwn_read_1(sc, R92C_USB_SPECIAL_OPTION) | 4768282266Skevlo R92C_USB_SPECIAL_OPTION_AGG_EN); 4769282266Skevlo urtwn_write_1(sc, R92C_USB_AGG_TH, 8); 4770282266Skevlo urtwn_write_1(sc, R92C_USB_AGG_TO, 6); 4771282266Skevlo } 4772251538Srpaulo 4773251538Srpaulo /* Initialize beacon parameters. */ 4774264912Skevlo urtwn_write_2(sc, R92C_BCN_CTRL, 0x1010); 4775251538Srpaulo urtwn_write_2(sc, R92C_TBTT_PROHIBIT, 0x6404); 4776251538Srpaulo urtwn_write_1(sc, R92C_DRVERLYINT, 0x05); 4777251538Srpaulo urtwn_write_1(sc, R92C_BCNDMATIM, 0x02); 4778251538Srpaulo urtwn_write_2(sc, R92C_BCNTCFG, 0x660f); 4779251538Srpaulo 4780264912Skevlo if (!(sc->chip & URTWN_CHIP_88E)) { 4781264912Skevlo /* Setup AMPDU aggregation. */ 4782264912Skevlo urtwn_write_4(sc, R92C_AGGLEN_LMT, 0x99997631); /* MCS7~0 */ 4783264912Skevlo urtwn_write_1(sc, R92C_AGGR_BREAK_TIME, 0x16); 4784264912Skevlo urtwn_write_2(sc, R92C_MAX_AGGR_NUM, 0x0708); 4785251538Srpaulo 4786264912Skevlo urtwn_write_1(sc, R92C_BCN_MAX_ERR, 0xff); 4787264912Skevlo } 4788251538Srpaulo 4789251538Srpaulo /* Load 8051 microcode. */ 4790251538Srpaulo error = urtwn_load_firmware(sc); 4791251538Srpaulo if (error != 0) 4792251538Srpaulo goto fail; 4793251538Srpaulo 4794251538Srpaulo /* Initialize MAC/BB/RF blocks. */ 4795291698Savos error = urtwn_mac_init(sc); 4796291698Savos if (error != 0) { 4797291698Savos device_printf(sc->sc_dev, 4798291698Savos "%s: error while initializing MAC block\n", __func__); 4799291698Savos goto fail; 4800291698Savos } 4801251538Srpaulo urtwn_bb_init(sc); 4802251538Srpaulo urtwn_rf_init(sc); 4803251538Srpaulo 4804290564Savos /* Reinitialize Rx filter (D3845 is not committed yet). */ 4805290564Savos urtwn_rxfilter_init(sc); 4806290564Savos 4807264912Skevlo if (sc->chip & URTWN_CHIP_88E) { 4808264912Skevlo urtwn_write_2(sc, R92C_CR, 4809264912Skevlo urtwn_read_2(sc, R92C_CR) | R92C_CR_MACTXEN | 4810264912Skevlo R92C_CR_MACRXEN); 4811264912Skevlo } 4812264912Skevlo 4813251538Srpaulo /* Turn CCK and OFDM blocks on. */ 4814251538Srpaulo reg = urtwn_bb_read(sc, R92C_FPGA0_RFMOD); 4815251538Srpaulo reg |= R92C_RFMOD_CCK_EN; 4816291698Savos usb_err = urtwn_bb_write(sc, R92C_FPGA0_RFMOD, reg); 4817291698Savos if (usb_err != USB_ERR_NORMAL_COMPLETION) 4818291698Savos goto fail; 4819251538Srpaulo reg = urtwn_bb_read(sc, R92C_FPGA0_RFMOD); 4820251538Srpaulo reg |= R92C_RFMOD_OFDM_EN; 4821291698Savos usb_err = urtwn_bb_write(sc, R92C_FPGA0_RFMOD, reg); 4822291698Savos if (usb_err != USB_ERR_NORMAL_COMPLETION) 4823291698Savos goto fail; 4824251538Srpaulo 4825251538Srpaulo /* Clear per-station keys table. */ 4826251538Srpaulo urtwn_cam_init(sc); 4827251538Srpaulo 4828292175Savos /* Enable decryption / encryption. */ 4829292175Savos urtwn_write_2(sc, R92C_SECCFG, 4830292175Savos R92C_SECCFG_TXUCKEY_DEF | R92C_SECCFG_RXUCKEY_DEF | 4831292175Savos R92C_SECCFG_TXENC_ENA | R92C_SECCFG_RXDEC_ENA | 4832292175Savos R92C_SECCFG_TXBCKEY_DEF | R92C_SECCFG_RXBCKEY_DEF); 4833292175Savos 4834292175Savos /* 4835292175Savos * Install static keys (if any). 4836292175Savos * Must be called after urtwn_cam_init(). 4837292175Savos */ 4838292175Savos ieee80211_runtask(ic, &sc->cmdq_task); 4839292175Savos 4840251538Srpaulo /* Enable hardware sequence numbering. */ 4841293180Savos urtwn_write_1(sc, R92C_HWSEQ_CTRL, R92C_TX_QUEUE_ALL); 4842251538Srpaulo 4843292167Savos /* Enable per-packet TX report. */ 4844292167Savos if (sc->chip & URTWN_CHIP_88E) { 4845292167Savos urtwn_write_1(sc, R88E_TX_RPT_CTRL, 4846292167Savos urtwn_read_1(sc, R88E_TX_RPT_CTRL) | R88E_TX_RPT1_ENA); 4847292167Savos } 4848292167Savos 4849251538Srpaulo /* Perform LO and IQ calibrations. */ 4850251538Srpaulo urtwn_iq_calib(sc); 4851251538Srpaulo /* Perform LC calibration. */ 4852251538Srpaulo urtwn_lc_calib(sc); 4853251538Srpaulo 4854251538Srpaulo /* Fix USB interference issue. */ 4855264912Skevlo if (!(sc->chip & URTWN_CHIP_88E)) { 4856264912Skevlo urtwn_write_1(sc, 0xfe40, 0xe0); 4857264912Skevlo urtwn_write_1(sc, 0xfe41, 0x8d); 4858264912Skevlo urtwn_write_1(sc, 0xfe42, 0x80); 4859251538Srpaulo 4860264912Skevlo urtwn_pa_bias_init(sc); 4861264912Skevlo } 4862251538Srpaulo 4863251538Srpaulo /* Initialize GPIO setting. */ 4864251538Srpaulo urtwn_write_1(sc, R92C_GPIO_MUXCFG, 4865251538Srpaulo urtwn_read_1(sc, R92C_GPIO_MUXCFG) & ~R92C_GPIO_MUXCFG_ENBT); 4866251538Srpaulo 4867251538Srpaulo /* Fix for lower temperature. */ 4868264912Skevlo if (!(sc->chip & URTWN_CHIP_88E)) 4869264912Skevlo urtwn_write_1(sc, 0x15, 0xe9); 4870251538Srpaulo 4871251538Srpaulo usbd_transfer_start(sc->sc_xfer[URTWN_BULK_RX]); 4872251538Srpaulo 4873287197Sglebius sc->sc_flags |= URTWN_RUNNING; 4874251538Srpaulo 4875251538Srpaulo callout_reset(&sc->sc_watchdog_ch, hz, urtwn_watchdog, sc); 4876251538Srpaulofail: 4877291698Savos if (usb_err != USB_ERR_NORMAL_COMPLETION) 4878291698Savos error = EIO; 4879291698Savos 4880291698Savos URTWN_UNLOCK(sc); 4881291698Savos 4882291698Savos return (error); 4883251538Srpaulo} 4884251538Srpaulo 4885251538Srpaulostatic void 4886287197Sglebiusurtwn_stop(struct urtwn_softc *sc) 4887251538Srpaulo{ 4888251538Srpaulo 4889291698Savos URTWN_LOCK(sc); 4890291698Savos if (!(sc->sc_flags & URTWN_RUNNING)) { 4891291698Savos URTWN_UNLOCK(sc); 4892291698Savos return; 4893291698Savos } 4894291698Savos 4895294473Savos sc->sc_flags &= ~(URTWN_RUNNING | URTWN_TEMP_MEASURED); 4896294473Savos sc->thcal_lctemp = 0; 4897251538Srpaulo callout_stop(&sc->sc_watchdog_ch); 4898251538Srpaulo urtwn_abort_xfers(sc); 4899288353Sadrian 4900288353Sadrian urtwn_drain_mbufq(sc); 4901291698Savos URTWN_UNLOCK(sc); 4902251538Srpaulo} 4903251538Srpaulo 4904251538Srpaulostatic void 4905251538Srpaulourtwn_abort_xfers(struct urtwn_softc *sc) 4906251538Srpaulo{ 4907251538Srpaulo int i; 4908251538Srpaulo 4909251538Srpaulo URTWN_ASSERT_LOCKED(sc); 4910251538Srpaulo 4911251538Srpaulo /* abort any pending transfers */ 4912251538Srpaulo for (i = 0; i < URTWN_N_TRANSFER; i++) 4913251538Srpaulo usbd_transfer_stop(sc->sc_xfer[i]); 4914251538Srpaulo} 4915251538Srpaulo 4916251538Srpaulostatic int 4917251538Srpaulourtwn_raw_xmit(struct ieee80211_node *ni, struct mbuf *m, 4918251538Srpaulo const struct ieee80211_bpf_params *params) 4919251538Srpaulo{ 4920251538Srpaulo struct ieee80211com *ic = ni->ni_ic; 4921286949Sadrian struct urtwn_softc *sc = ic->ic_softc; 4922251538Srpaulo struct urtwn_data *bf; 4923290630Savos int error; 4924251538Srpaulo 4925251538Srpaulo /* prevent management frames from being sent if we're not ready */ 4926290630Savos URTWN_LOCK(sc); 4927287197Sglebius if (!(sc->sc_flags & URTWN_RUNNING)) { 4928290630Savos error = ENETDOWN; 4929290630Savos goto end; 4930251538Srpaulo } 4931290630Savos 4932251538Srpaulo bf = urtwn_getbuf(sc); 4933251538Srpaulo if (bf == NULL) { 4934290630Savos error = ENOBUFS; 4935290630Savos goto end; 4936251538Srpaulo } 4937251538Srpaulo 4938292221Savos if (params == NULL) { 4939292221Savos /* 4940292221Savos * Legacy path; interpret frame contents to decide 4941292221Savos * precisely how to send the frame. 4942292221Savos */ 4943292221Savos error = urtwn_tx_data(sc, ni, m, bf); 4944292221Savos } else { 4945292221Savos /* 4946292221Savos * Caller supplied explicit parameters to use in 4947292221Savos * sending the frame. 4948292221Savos */ 4949292221Savos error = urtwn_tx_raw(sc, ni, m, bf, params); 4950292221Savos } 4951292221Savos if (error != 0) { 4952251538Srpaulo STAILQ_INSERT_HEAD(&sc->sc_tx_inactive, bf, next); 4953290630Savos goto end; 4954251538Srpaulo } 4955290630Savos 4956288353Sadrian sc->sc_txtimer = 5; 4957290630Savos callout_reset(&sc->sc_watchdog_ch, hz, urtwn_watchdog, sc); 4958290630Savos 4959290630Savosend: 4960290630Savos if (error != 0) 4961290630Savos m_freem(m); 4962290630Savos 4963251538Srpaulo URTWN_UNLOCK(sc); 4964251538Srpaulo 4965290630Savos return (error); 4966251538Srpaulo} 4967251538Srpaulo 4968266472Shselaskystatic void 4969266472Shselaskyurtwn_ms_delay(struct urtwn_softc *sc) 4970266472Shselasky{ 4971266472Shselasky usb_pause_mtx(&sc->sc_mtx, hz / 1000); 4972266472Shselasky} 4973266472Shselasky 4974251538Srpaulostatic device_method_t urtwn_methods[] = { 4975251538Srpaulo /* Device interface */ 4976251538Srpaulo DEVMETHOD(device_probe, urtwn_match), 4977251538Srpaulo DEVMETHOD(device_attach, urtwn_attach), 4978251538Srpaulo DEVMETHOD(device_detach, urtwn_detach), 4979251538Srpaulo 4980264912Skevlo DEVMETHOD_END 4981251538Srpaulo}; 4982251538Srpaulo 4983251538Srpaulostatic driver_t urtwn_driver = { 4984251538Srpaulo "urtwn", 4985251538Srpaulo urtwn_methods, 4986251538Srpaulo sizeof(struct urtwn_softc) 4987251538Srpaulo}; 4988251538Srpaulo 4989251538Srpaulostatic devclass_t urtwn_devclass; 4990251538Srpaulo 4991251538SrpauloDRIVER_MODULE(urtwn, uhub, urtwn_driver, urtwn_devclass, NULL, NULL); 4992251538SrpauloMODULE_DEPEND(urtwn, usb, 1, 1, 1); 4993251538SrpauloMODULE_DEPEND(urtwn, wlan, 1, 1, 1); 4994251538SrpauloMODULE_DEPEND(urtwn, firmware, 1, 1, 1); 4995251538SrpauloMODULE_VERSION(urtwn, 1); 4996292080SimpUSB_PNP_HOST_INFO(urtwn_devs); 4997