if_urtwn.c revision 291902
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> 6251538Srpaulo * 7251538Srpaulo * Permission to use, copy, modify, and distribute this software for any 8251538Srpaulo * purpose with or without fee is hereby granted, provided that the above 9251538Srpaulo * copyright notice and this permission notice appear in all copies. 10251538Srpaulo * 11251538Srpaulo * THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL WARRANTIES 12251538Srpaulo * WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF 13251538Srpaulo * MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR 14251538Srpaulo * ANY SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES 15251538Srpaulo * WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN 16251538Srpaulo * ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF 17251538Srpaulo * OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE. 18251538Srpaulo */ 19251538Srpaulo 20251538Srpaulo#include <sys/cdefs.h> 21251538Srpaulo__FBSDID("$FreeBSD: head/sys/dev/usb/wlan/if_urtwn.c 291902 2015-12-06 14:07:57Z kevlo $"); 22251538Srpaulo 23251538Srpaulo/* 24264912Skevlo * Driver for Realtek RTL8188CE-VAU/RTL8188CUS/RTL8188EU/RTL8188RU/RTL8192CU. 25251538Srpaulo */ 26251538Srpaulo 27288353Sadrian#include "opt_wlan.h" 28288353Sadrian 29251538Srpaulo#include <sys/param.h> 30251538Srpaulo#include <sys/sockio.h> 31251538Srpaulo#include <sys/sysctl.h> 32251538Srpaulo#include <sys/lock.h> 33251538Srpaulo#include <sys/mutex.h> 34291902Skevlo#include <sys/condvar.h> 35251538Srpaulo#include <sys/mbuf.h> 36251538Srpaulo#include <sys/kernel.h> 37251538Srpaulo#include <sys/socket.h> 38251538Srpaulo#include <sys/systm.h> 39251538Srpaulo#include <sys/malloc.h> 40251538Srpaulo#include <sys/module.h> 41251538Srpaulo#include <sys/bus.h> 42251538Srpaulo#include <sys/endian.h> 43251538Srpaulo#include <sys/linker.h> 44251538Srpaulo#include <sys/firmware.h> 45251538Srpaulo#include <sys/kdb.h> 46251538Srpaulo 47251538Srpaulo#include <machine/bus.h> 48251538Srpaulo#include <machine/resource.h> 49251538Srpaulo#include <sys/rman.h> 50251538Srpaulo 51251538Srpaulo#include <net/bpf.h> 52251538Srpaulo#include <net/if.h> 53257176Sglebius#include <net/if_var.h> 54251538Srpaulo#include <net/if_arp.h> 55251538Srpaulo#include <net/ethernet.h> 56251538Srpaulo#include <net/if_dl.h> 57251538Srpaulo#include <net/if_media.h> 58251538Srpaulo#include <net/if_types.h> 59251538Srpaulo 60251538Srpaulo#include <netinet/in.h> 61251538Srpaulo#include <netinet/in_systm.h> 62251538Srpaulo#include <netinet/in_var.h> 63251538Srpaulo#include <netinet/if_ether.h> 64251538Srpaulo#include <netinet/ip.h> 65251538Srpaulo 66251538Srpaulo#include <net80211/ieee80211_var.h> 67288088Sadrian#include <net80211/ieee80211_input.h> 68251538Srpaulo#include <net80211/ieee80211_regdomain.h> 69251538Srpaulo#include <net80211/ieee80211_radiotap.h> 70251538Srpaulo#include <net80211/ieee80211_ratectl.h> 71251538Srpaulo 72251538Srpaulo#include <dev/usb/usb.h> 73251538Srpaulo#include <dev/usb/usbdi.h> 74291902Skevlo#include <dev/usb/usb_device.h> 75251538Srpaulo#include "usbdevs.h" 76251538Srpaulo 77251538Srpaulo#define USB_DEBUG_VAR urtwn_debug 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 84251538Srpaulostatic int urtwn_debug = 0; 85251538Srpaulo 86251538SrpauloSYSCTL_NODE(_hw_usb, OID_AUTO, urtwn, CTLFLAG_RW, 0, "USB urtwn"); 87276701ShselaskySYSCTL_INT(_hw_usb_urtwn, OID_AUTO, debug, CTLFLAG_RWTUN, &urtwn_debug, 0, 88251538Srpaulo "Debug level"); 89251538Srpaulo#endif 90251538Srpaulo 91288088Sadrian#define IEEE80211_HAS_ADDR4(wh) IEEE80211_IS_DSTODS(wh) 92251538Srpaulo 93251538Srpaulo/* various supported device vendors/products */ 94251596Srpaulostatic const STRUCT_USB_HOST_ID urtwn_devs[] = { 95251538Srpaulo#define URTWN_DEV(v,p) { USB_VP(USB_VENDOR_##v, USB_PRODUCT_##v##_##p) } 96264912Skevlo#define URTWN_RTL8188E_DEV(v,p) \ 97264912Skevlo { USB_VPI(USB_VENDOR_##v, USB_PRODUCT_##v##_##p, URTWN_RTL8188E) } 98264912Skevlo#define URTWN_RTL8188E 1 99251538Srpaulo URTWN_DEV(ABOCOM, RTL8188CU_1), 100251538Srpaulo URTWN_DEV(ABOCOM, RTL8188CU_2), 101251538Srpaulo URTWN_DEV(ABOCOM, RTL8192CU), 102251538Srpaulo URTWN_DEV(ASUS, RTL8192CU), 103266721Skevlo URTWN_DEV(ASUS, USBN10NANO), 104251538Srpaulo URTWN_DEV(AZUREWAVE, RTL8188CE_1), 105251538Srpaulo URTWN_DEV(AZUREWAVE, RTL8188CE_2), 106251538Srpaulo URTWN_DEV(AZUREWAVE, RTL8188CU), 107251538Srpaulo URTWN_DEV(BELKIN, F7D2102), 108251538Srpaulo URTWN_DEV(BELKIN, RTL8188CU), 109251538Srpaulo URTWN_DEV(BELKIN, RTL8192CU), 110251538Srpaulo URTWN_DEV(CHICONY, RTL8188CUS_1), 111251538Srpaulo URTWN_DEV(CHICONY, RTL8188CUS_2), 112251538Srpaulo URTWN_DEV(CHICONY, RTL8188CUS_3), 113251538Srpaulo URTWN_DEV(CHICONY, RTL8188CUS_4), 114251538Srpaulo URTWN_DEV(CHICONY, RTL8188CUS_5), 115251538Srpaulo URTWN_DEV(COREGA, RTL8192CU), 116251538Srpaulo URTWN_DEV(DLINK, RTL8188CU), 117251538Srpaulo URTWN_DEV(DLINK, RTL8192CU_1), 118251538Srpaulo URTWN_DEV(DLINK, RTL8192CU_2), 119251538Srpaulo URTWN_DEV(DLINK, RTL8192CU_3), 120252196Skevlo URTWN_DEV(DLINK, DWA131B), 121251538Srpaulo URTWN_DEV(EDIMAX, EW7811UN), 122251538Srpaulo URTWN_DEV(EDIMAX, RTL8192CU), 123251538Srpaulo URTWN_DEV(FEIXUN, RTL8188CU), 124251538Srpaulo URTWN_DEV(FEIXUN, RTL8192CU), 125251538Srpaulo URTWN_DEV(GUILLEMOT, HWNUP150), 126251538Srpaulo URTWN_DEV(HAWKING, RTL8192CU), 127251538Srpaulo URTWN_DEV(HP3, RTL8188CU), 128251538Srpaulo URTWN_DEV(NETGEAR, WNA1000M), 129251538Srpaulo URTWN_DEV(NETGEAR, RTL8192CU), 130251538Srpaulo URTWN_DEV(NETGEAR4, RTL8188CU), 131251538Srpaulo URTWN_DEV(NOVATECH, RTL8188CU), 132251538Srpaulo URTWN_DEV(PLANEX2, RTL8188CU_1), 133251538Srpaulo URTWN_DEV(PLANEX2, RTL8188CU_2), 134251538Srpaulo URTWN_DEV(PLANEX2, RTL8188CU_3), 135251538Srpaulo URTWN_DEV(PLANEX2, RTL8188CU_4), 136251538Srpaulo URTWN_DEV(PLANEX2, RTL8188CUS), 137251538Srpaulo URTWN_DEV(PLANEX2, RTL8192CU), 138251538Srpaulo URTWN_DEV(REALTEK, RTL8188CE_0), 139251538Srpaulo URTWN_DEV(REALTEK, RTL8188CE_1), 140251538Srpaulo URTWN_DEV(REALTEK, RTL8188CTV), 141251538Srpaulo URTWN_DEV(REALTEK, RTL8188CU_0), 142251538Srpaulo URTWN_DEV(REALTEK, RTL8188CU_1), 143251538Srpaulo URTWN_DEV(REALTEK, RTL8188CU_2), 144282119Skevlo URTWN_DEV(REALTEK, RTL8188CU_3), 145251538Srpaulo URTWN_DEV(REALTEK, RTL8188CU_COMBO), 146251538Srpaulo URTWN_DEV(REALTEK, RTL8188CUS), 147251538Srpaulo URTWN_DEV(REALTEK, RTL8188RU_1), 148251538Srpaulo URTWN_DEV(REALTEK, RTL8188RU_2), 149272410Shselasky URTWN_DEV(REALTEK, RTL8188RU_3), 150251538Srpaulo URTWN_DEV(REALTEK, RTL8191CU), 151251538Srpaulo URTWN_DEV(REALTEK, RTL8192CE), 152251538Srpaulo URTWN_DEV(REALTEK, RTL8192CU), 153251538Srpaulo URTWN_DEV(SITECOMEU, RTL8188CU_1), 154251538Srpaulo URTWN_DEV(SITECOMEU, RTL8188CU_2), 155251538Srpaulo URTWN_DEV(SITECOMEU, RTL8192CU), 156251538Srpaulo URTWN_DEV(TRENDNET, RTL8188CU), 157251538Srpaulo URTWN_DEV(TRENDNET, RTL8192CU), 158251538Srpaulo URTWN_DEV(ZYXEL, RTL8192CU), 159264912Skevlo /* URTWN_RTL8188E */ 160273589Skevlo URTWN_RTL8188E_DEV(DLINK, DWA123D1), 161270191Skevlo URTWN_RTL8188E_DEV(DLINK, DWA125D1), 162273589Skevlo URTWN_RTL8188E_DEV(ELECOM, WDC150SU2M), 163264912Skevlo URTWN_RTL8188E_DEV(REALTEK, RTL8188ETV), 164264912Skevlo URTWN_RTL8188E_DEV(REALTEK, RTL8188EU), 165264912Skevlo#undef URTWN_RTL8188E_DEV 166251538Srpaulo#undef URTWN_DEV 167251538Srpaulo}; 168251538Srpaulo 169251538Srpaulostatic device_probe_t urtwn_match; 170251538Srpaulostatic device_attach_t urtwn_attach; 171251538Srpaulostatic device_detach_t urtwn_detach; 172251538Srpaulo 173251538Srpaulostatic usb_callback_t urtwn_bulk_tx_callback; 174251538Srpaulostatic usb_callback_t urtwn_bulk_rx_callback; 175251538Srpaulo 176288353Sadrianstatic void urtwn_drain_mbufq(struct urtwn_softc *sc); 177287197Sglebiusstatic usb_error_t urtwn_do_request(struct urtwn_softc *, 178287197Sglebius struct usb_device_request *, void *); 179251538Srpaulostatic struct ieee80211vap *urtwn_vap_create(struct ieee80211com *, 180251538Srpaulo const char [IFNAMSIZ], int, enum ieee80211_opmode, int, 181251538Srpaulo const uint8_t [IEEE80211_ADDR_LEN], 182251538Srpaulo const uint8_t [IEEE80211_ADDR_LEN]); 183251538Srpaulostatic void urtwn_vap_delete(struct ieee80211vap *); 184281069Srpaulostatic struct mbuf * urtwn_rx_frame(struct urtwn_softc *, uint8_t *, int, 185251538Srpaulo int *); 186281069Srpaulostatic struct mbuf * urtwn_rxeof(struct usb_xfer *, struct urtwn_data *, 187251538Srpaulo int *, int8_t *); 188289891Savosstatic void urtwn_txeof(struct urtwn_softc *, struct urtwn_data *, 189289891Savos int); 190281069Srpaulostatic int urtwn_alloc_list(struct urtwn_softc *, 191251538Srpaulo struct urtwn_data[], int, int); 192251538Srpaulostatic int urtwn_alloc_rx_list(struct urtwn_softc *); 193251538Srpaulostatic int urtwn_alloc_tx_list(struct urtwn_softc *); 194251538Srpaulostatic void urtwn_free_list(struct urtwn_softc *, 195251538Srpaulo struct urtwn_data data[], int); 196289066Skevlostatic void urtwn_free_rx_list(struct urtwn_softc *); 197289066Skevlostatic void urtwn_free_tx_list(struct urtwn_softc *); 198251538Srpaulostatic struct urtwn_data * _urtwn_getbuf(struct urtwn_softc *); 199251538Srpaulostatic struct urtwn_data * urtwn_getbuf(struct urtwn_softc *); 200291698Savosstatic usb_error_t urtwn_write_region_1(struct urtwn_softc *, uint16_t, 201251538Srpaulo uint8_t *, int); 202291698Savosstatic usb_error_t urtwn_write_1(struct urtwn_softc *, uint16_t, uint8_t); 203291698Savosstatic usb_error_t urtwn_write_2(struct urtwn_softc *, uint16_t, uint16_t); 204291698Savosstatic usb_error_t urtwn_write_4(struct urtwn_softc *, uint16_t, uint32_t); 205291698Savosstatic usb_error_t urtwn_read_region_1(struct urtwn_softc *, uint16_t, 206251538Srpaulo uint8_t *, int); 207251538Srpaulostatic uint8_t urtwn_read_1(struct urtwn_softc *, uint16_t); 208251538Srpaulostatic uint16_t urtwn_read_2(struct urtwn_softc *, uint16_t); 209251538Srpaulostatic uint32_t urtwn_read_4(struct urtwn_softc *, uint16_t); 210281069Srpaulostatic int urtwn_fw_cmd(struct urtwn_softc *, uint8_t, 211251538Srpaulo const void *, int); 212264912Skevlostatic void urtwn_r92c_rf_write(struct urtwn_softc *, int, 213264912Skevlo uint8_t, uint32_t); 214281069Srpaulostatic void urtwn_r88e_rf_write(struct urtwn_softc *, int, 215264912Skevlo uint8_t, uint32_t); 216251538Srpaulostatic uint32_t urtwn_rf_read(struct urtwn_softc *, int, uint8_t); 217281069Srpaulostatic int urtwn_llt_write(struct urtwn_softc *, uint32_t, 218251538Srpaulo uint32_t); 219291264Savosstatic int urtwn_efuse_read_next(struct urtwn_softc *, uint8_t *); 220291264Savosstatic int urtwn_efuse_read_data(struct urtwn_softc *, uint8_t *, 221291264Savos uint8_t, uint8_t); 222291264Savos#ifdef URTWN_DEBUG 223291264Savosstatic void urtwn_dump_rom_contents(struct urtwn_softc *, 224291264Savos uint8_t *, uint16_t); 225291264Savos#endif 226291264Savosstatic int urtwn_efuse_read(struct urtwn_softc *, uint8_t *, 227291264Savos uint16_t); 228291698Savosstatic int urtwn_efuse_switch_power(struct urtwn_softc *); 229251538Srpaulostatic int urtwn_read_chipid(struct urtwn_softc *); 230291264Savosstatic int urtwn_read_rom(struct urtwn_softc *); 231291264Savosstatic int urtwn_r88e_read_rom(struct urtwn_softc *); 232251538Srpaulostatic int urtwn_ra_init(struct urtwn_softc *); 233290631Savosstatic void urtwn_init_beacon(struct urtwn_softc *, 234290631Savos struct urtwn_vap *); 235290631Savosstatic int urtwn_setup_beacon(struct urtwn_softc *, 236290631Savos struct ieee80211_node *); 237290631Savosstatic void urtwn_update_beacon(struct ieee80211vap *, int); 238290631Savosstatic int urtwn_tx_beacon(struct urtwn_softc *sc, 239290631Savos struct urtwn_vap *); 240290651Savosstatic void urtwn_tsf_task_adhoc(void *, int); 241290631Savosstatic void urtwn_tsf_sync_enable(struct urtwn_softc *, 242290631Savos struct ieee80211vap *); 243251538Srpaulostatic void urtwn_set_led(struct urtwn_softc *, int, int); 244289811Savosstatic void urtwn_set_mode(struct urtwn_softc *, uint8_t); 245290651Savosstatic void urtwn_ibss_recv_mgmt(struct ieee80211_node *, 246290651Savos struct mbuf *, int, 247290651Savos const struct ieee80211_rx_stats *, int, int); 248281069Srpaulostatic int urtwn_newstate(struct ieee80211vap *, 249251538Srpaulo enum ieee80211_state, int); 250251538Srpaulostatic void urtwn_watchdog(void *); 251251538Srpaulostatic void urtwn_update_avgrssi(struct urtwn_softc *, int, int8_t); 252251538Srpaulostatic int8_t urtwn_get_rssi(struct urtwn_softc *, int, void *); 253264912Skevlostatic int8_t urtwn_r88e_get_rssi(struct urtwn_softc *, int, void *); 254290630Savosstatic int urtwn_tx_data(struct urtwn_softc *, 255251538Srpaulo struct ieee80211_node *, struct mbuf *, 256251538Srpaulo struct urtwn_data *); 257290630Savosstatic void urtwn_tx_start(struct urtwn_softc *, struct mbuf *, 258290630Savos uint8_t, struct urtwn_data *); 259287197Sglebiusstatic int urtwn_transmit(struct ieee80211com *, struct mbuf *); 260287197Sglebiusstatic void urtwn_start(struct urtwn_softc *); 261287197Sglebiusstatic void urtwn_parent(struct ieee80211com *); 262264912Skevlostatic int urtwn_r92c_power_on(struct urtwn_softc *); 263264912Skevlostatic int urtwn_r88e_power_on(struct urtwn_softc *); 264251538Srpaulostatic int urtwn_llt_init(struct urtwn_softc *); 265251538Srpaulostatic void urtwn_fw_reset(struct urtwn_softc *); 266264912Skevlostatic void urtwn_r88e_fw_reset(struct urtwn_softc *); 267281069Srpaulostatic int urtwn_fw_loadpage(struct urtwn_softc *, int, 268251538Srpaulo const uint8_t *, int); 269251538Srpaulostatic int urtwn_load_firmware(struct urtwn_softc *); 270291902Skevlostatic int urtwn_dma_init(struct urtwn_softc *); 271291698Savosstatic int urtwn_mac_init(struct urtwn_softc *); 272251538Srpaulostatic void urtwn_bb_init(struct urtwn_softc *); 273251538Srpaulostatic void urtwn_rf_init(struct urtwn_softc *); 274251538Srpaulostatic void urtwn_cam_init(struct urtwn_softc *); 275251538Srpaulostatic void urtwn_pa_bias_init(struct urtwn_softc *); 276251538Srpaulostatic void urtwn_rxfilter_init(struct urtwn_softc *); 277251538Srpaulostatic void urtwn_edca_init(struct urtwn_softc *); 278281069Srpaulostatic void urtwn_write_txpower(struct urtwn_softc *, int, 279251538Srpaulo uint16_t[]); 280251538Srpaulostatic void urtwn_get_txpower(struct urtwn_softc *, int, 281281069Srpaulo struct ieee80211_channel *, 282251538Srpaulo struct ieee80211_channel *, uint16_t[]); 283264912Skevlostatic void urtwn_r88e_get_txpower(struct urtwn_softc *, int, 284281069Srpaulo struct ieee80211_channel *, 285264912Skevlo struct ieee80211_channel *, uint16_t[]); 286251538Srpaulostatic void urtwn_set_txpower(struct urtwn_softc *, 287281069Srpaulo struct ieee80211_channel *, 288251538Srpaulo struct ieee80211_channel *); 289290048Savosstatic void urtwn_set_rx_bssid_all(struct urtwn_softc *, int); 290290048Savosstatic void urtwn_set_gain(struct urtwn_softc *, uint8_t); 291251538Srpaulostatic void urtwn_scan_start(struct ieee80211com *); 292251538Srpaulostatic void urtwn_scan_end(struct ieee80211com *); 293251538Srpaulostatic void urtwn_set_channel(struct ieee80211com *); 294290564Savosstatic void urtwn_set_promisc(struct urtwn_softc *); 295290564Savosstatic void urtwn_update_promisc(struct ieee80211com *); 296289066Skevlostatic void urtwn_update_mcast(struct ieee80211com *); 297251538Srpaulostatic void urtwn_set_chan(struct urtwn_softc *, 298281069Srpaulo struct ieee80211_channel *, 299251538Srpaulo struct ieee80211_channel *); 300251538Srpaulostatic void urtwn_iq_calib(struct urtwn_softc *); 301251538Srpaulostatic void urtwn_lc_calib(struct urtwn_softc *); 302291698Savosstatic int urtwn_init(struct urtwn_softc *); 303287197Sglebiusstatic void urtwn_stop(struct urtwn_softc *); 304251538Srpaulostatic void urtwn_abort_xfers(struct urtwn_softc *); 305251538Srpaulostatic int urtwn_raw_xmit(struct ieee80211_node *, struct mbuf *, 306251538Srpaulo const struct ieee80211_bpf_params *); 307266472Shselaskystatic void urtwn_ms_delay(struct urtwn_softc *); 308251538Srpaulo 309251538Srpaulo/* Aliases. */ 310251538Srpaulo#define urtwn_bb_write urtwn_write_4 311251538Srpaulo#define urtwn_bb_read urtwn_read_4 312251538Srpaulo 313251538Srpaulostatic const struct usb_config urtwn_config[URTWN_N_TRANSFER] = { 314251538Srpaulo [URTWN_BULK_RX] = { 315251538Srpaulo .type = UE_BULK, 316251538Srpaulo .endpoint = UE_ADDR_ANY, 317251538Srpaulo .direction = UE_DIR_IN, 318251538Srpaulo .bufsize = URTWN_RXBUFSZ, 319251538Srpaulo .flags = { 320251538Srpaulo .pipe_bof = 1, 321251538Srpaulo .short_xfer_ok = 1 322251538Srpaulo }, 323251538Srpaulo .callback = urtwn_bulk_rx_callback, 324251538Srpaulo }, 325251538Srpaulo [URTWN_BULK_TX_BE] = { 326251538Srpaulo .type = UE_BULK, 327251538Srpaulo .endpoint = 0x03, 328251538Srpaulo .direction = UE_DIR_OUT, 329251538Srpaulo .bufsize = URTWN_TXBUFSZ, 330251538Srpaulo .flags = { 331251538Srpaulo .ext_buffer = 1, 332251538Srpaulo .pipe_bof = 1, 333251538Srpaulo .force_short_xfer = 1 334251538Srpaulo }, 335251538Srpaulo .callback = urtwn_bulk_tx_callback, 336251538Srpaulo .timeout = URTWN_TX_TIMEOUT, /* ms */ 337251538Srpaulo }, 338251538Srpaulo [URTWN_BULK_TX_BK] = { 339251538Srpaulo .type = UE_BULK, 340251538Srpaulo .endpoint = 0x03, 341251538Srpaulo .direction = UE_DIR_OUT, 342251538Srpaulo .bufsize = URTWN_TXBUFSZ, 343251538Srpaulo .flags = { 344251538Srpaulo .ext_buffer = 1, 345251538Srpaulo .pipe_bof = 1, 346251538Srpaulo .force_short_xfer = 1, 347251538Srpaulo }, 348251538Srpaulo .callback = urtwn_bulk_tx_callback, 349251538Srpaulo .timeout = URTWN_TX_TIMEOUT, /* ms */ 350251538Srpaulo }, 351251538Srpaulo [URTWN_BULK_TX_VI] = { 352251538Srpaulo .type = UE_BULK, 353251538Srpaulo .endpoint = 0x02, 354251538Srpaulo .direction = UE_DIR_OUT, 355251538Srpaulo .bufsize = URTWN_TXBUFSZ, 356251538Srpaulo .flags = { 357251538Srpaulo .ext_buffer = 1, 358251538Srpaulo .pipe_bof = 1, 359251538Srpaulo .force_short_xfer = 1 360251538Srpaulo }, 361251538Srpaulo .callback = urtwn_bulk_tx_callback, 362251538Srpaulo .timeout = URTWN_TX_TIMEOUT, /* ms */ 363251538Srpaulo }, 364251538Srpaulo [URTWN_BULK_TX_VO] = { 365251538Srpaulo .type = UE_BULK, 366251538Srpaulo .endpoint = 0x02, 367251538Srpaulo .direction = UE_DIR_OUT, 368251538Srpaulo .bufsize = URTWN_TXBUFSZ, 369251538Srpaulo .flags = { 370251538Srpaulo .ext_buffer = 1, 371251538Srpaulo .pipe_bof = 1, 372251538Srpaulo .force_short_xfer = 1 373251538Srpaulo }, 374251538Srpaulo .callback = urtwn_bulk_tx_callback, 375251538Srpaulo .timeout = URTWN_TX_TIMEOUT, /* ms */ 376251538Srpaulo }, 377251538Srpaulo}; 378251538Srpaulo 379251538Srpaulostatic int 380251538Srpaulourtwn_match(device_t self) 381251538Srpaulo{ 382251538Srpaulo struct usb_attach_arg *uaa = device_get_ivars(self); 383251538Srpaulo 384251538Srpaulo if (uaa->usb_mode != USB_MODE_HOST) 385251538Srpaulo return (ENXIO); 386251538Srpaulo if (uaa->info.bConfigIndex != URTWN_CONFIG_INDEX) 387251538Srpaulo return (ENXIO); 388251538Srpaulo if (uaa->info.bIfaceIndex != URTWN_IFACE_INDEX) 389251538Srpaulo return (ENXIO); 390251538Srpaulo 391251538Srpaulo return (usbd_lookup_id_by_uaa(urtwn_devs, sizeof(urtwn_devs), uaa)); 392251538Srpaulo} 393251538Srpaulo 394251538Srpaulostatic int 395251538Srpaulourtwn_attach(device_t self) 396251538Srpaulo{ 397251538Srpaulo struct usb_attach_arg *uaa = device_get_ivars(self); 398251538Srpaulo struct urtwn_softc *sc = device_get_softc(self); 399287197Sglebius struct ieee80211com *ic = &sc->sc_ic; 400291902Skevlo uint8_t bands; 401251538Srpaulo int error; 402251538Srpaulo 403251538Srpaulo device_set_usb_desc(self); 404251538Srpaulo sc->sc_udev = uaa->device; 405251538Srpaulo sc->sc_dev = self; 406264912Skevlo if (USB_GET_DRIVER_INFO(uaa) == URTWN_RTL8188E) 407264912Skevlo sc->chip |= URTWN_CHIP_88E; 408251538Srpaulo 409251538Srpaulo mtx_init(&sc->sc_mtx, device_get_nameunit(self), 410251538Srpaulo MTX_NETWORK_LOCK, MTX_DEF); 411251538Srpaulo callout_init(&sc->sc_watchdog_ch, 0); 412287197Sglebius mbufq_init(&sc->sc_snd, ifqmaxlen); 413251538Srpaulo 414291902Skevlo sc->sc_iface_index = URTWN_IFACE_INDEX; 415291902Skevlo error = usbd_transfer_setup(uaa->device, &sc->sc_iface_index, 416291902Skevlo sc->sc_xfer, urtwn_config, URTWN_N_TRANSFER, sc, &sc->sc_mtx); 417251538Srpaulo if (error) { 418251538Srpaulo device_printf(self, "could not allocate USB transfers, " 419251538Srpaulo "err=%s\n", usbd_errstr(error)); 420251538Srpaulo goto detach; 421251538Srpaulo } 422251538Srpaulo 423251538Srpaulo URTWN_LOCK(sc); 424251538Srpaulo 425251538Srpaulo error = urtwn_read_chipid(sc); 426251538Srpaulo if (error) { 427251538Srpaulo device_printf(sc->sc_dev, "unsupported test chip\n"); 428251538Srpaulo URTWN_UNLOCK(sc); 429251538Srpaulo goto detach; 430251538Srpaulo } 431251538Srpaulo 432251538Srpaulo /* Determine number of Tx/Rx chains. */ 433251538Srpaulo if (sc->chip & URTWN_CHIP_92C) { 434251538Srpaulo sc->ntxchains = (sc->chip & URTWN_CHIP_92C_1T2R) ? 1 : 2; 435251538Srpaulo sc->nrxchains = 2; 436251538Srpaulo } else { 437251538Srpaulo sc->ntxchains = 1; 438251538Srpaulo sc->nrxchains = 1; 439251538Srpaulo } 440251538Srpaulo 441264912Skevlo if (sc->chip & URTWN_CHIP_88E) 442291264Savos error = urtwn_r88e_read_rom(sc); 443264912Skevlo else 444291264Savos error = urtwn_read_rom(sc); 445291264Savos if (error != 0) { 446291264Savos device_printf(sc->sc_dev, "%s: cannot read rom, error %d\n", 447291264Savos __func__, error); 448291264Savos URTWN_UNLOCK(sc); 449291264Savos goto detach; 450291264Savos } 451264912Skevlo 452251538Srpaulo device_printf(sc->sc_dev, "MAC/BB RTL%s, RF 6052 %dT%dR\n", 453251538Srpaulo (sc->chip & URTWN_CHIP_92C) ? "8192CU" : 454264912Skevlo (sc->chip & URTWN_CHIP_88E) ? "8188EU" : 455251538Srpaulo (sc->board_type == R92C_BOARD_TYPE_HIGHPA) ? "8188RU" : 456251538Srpaulo (sc->board_type == R92C_BOARD_TYPE_MINICARD) ? "8188CE-VAU" : 457251538Srpaulo "8188CUS", sc->ntxchains, sc->nrxchains); 458251538Srpaulo 459251538Srpaulo URTWN_UNLOCK(sc); 460251538Srpaulo 461283537Sglebius ic->ic_softc = sc; 462283527Sglebius ic->ic_name = device_get_nameunit(self); 463251538Srpaulo ic->ic_phytype = IEEE80211_T_OFDM; /* not only, but not used */ 464251538Srpaulo ic->ic_opmode = IEEE80211_M_STA; /* default to BSS mode */ 465251538Srpaulo 466251538Srpaulo /* set device capabilities */ 467251538Srpaulo ic->ic_caps = 468251538Srpaulo IEEE80211_C_STA /* station mode */ 469251538Srpaulo | IEEE80211_C_MONITOR /* monitor mode */ 470290651Savos | IEEE80211_C_IBSS /* adhoc mode */ 471290631Savos | IEEE80211_C_HOSTAP /* hostap mode */ 472251538Srpaulo | IEEE80211_C_SHPREAMBLE /* short preamble supported */ 473251538Srpaulo | IEEE80211_C_SHSLOT /* short slot time supported */ 474251538Srpaulo | IEEE80211_C_BGSCAN /* capable of bg scanning */ 475251538Srpaulo | IEEE80211_C_WPA /* 802.11i */ 476251538Srpaulo ; 477251538Srpaulo 478251538Srpaulo bands = 0; 479251538Srpaulo setbit(&bands, IEEE80211_MODE_11B); 480251538Srpaulo setbit(&bands, IEEE80211_MODE_11G); 481251538Srpaulo ieee80211_init_channels(ic, NULL, &bands); 482251538Srpaulo 483287197Sglebius ieee80211_ifattach(ic); 484251538Srpaulo ic->ic_raw_xmit = urtwn_raw_xmit; 485251538Srpaulo ic->ic_scan_start = urtwn_scan_start; 486251538Srpaulo ic->ic_scan_end = urtwn_scan_end; 487251538Srpaulo ic->ic_set_channel = urtwn_set_channel; 488287197Sglebius ic->ic_transmit = urtwn_transmit; 489287197Sglebius ic->ic_parent = urtwn_parent; 490251538Srpaulo ic->ic_vap_create = urtwn_vap_create; 491251538Srpaulo ic->ic_vap_delete = urtwn_vap_delete; 492290564Savos ic->ic_update_promisc = urtwn_update_promisc; 493251538Srpaulo ic->ic_update_mcast = urtwn_update_mcast; 494251538Srpaulo 495281069Srpaulo ieee80211_radiotap_attach(ic, &sc->sc_txtap.wt_ihdr, 496251538Srpaulo sizeof(sc->sc_txtap), URTWN_TX_RADIOTAP_PRESENT, 497251538Srpaulo &sc->sc_rxtap.wr_ihdr, sizeof(sc->sc_rxtap), 498251538Srpaulo URTWN_RX_RADIOTAP_PRESENT); 499251538Srpaulo 500251538Srpaulo if (bootverbose) 501251538Srpaulo ieee80211_announce(ic); 502251538Srpaulo 503251538Srpaulo return (0); 504251538Srpaulo 505251538Srpaulodetach: 506251538Srpaulo urtwn_detach(self); 507251538Srpaulo return (ENXIO); /* failure */ 508251538Srpaulo} 509251538Srpaulo 510251538Srpaulostatic int 511251538Srpaulourtwn_detach(device_t self) 512251538Srpaulo{ 513251538Srpaulo struct urtwn_softc *sc = device_get_softc(self); 514287197Sglebius struct ieee80211com *ic = &sc->sc_ic; 515263153Skevlo unsigned int x; 516281069Srpaulo 517263153Skevlo /* Prevent further ioctls. */ 518263153Skevlo URTWN_LOCK(sc); 519263153Skevlo sc->sc_flags |= URTWN_DETACHED; 520263153Skevlo URTWN_UNLOCK(sc); 521251538Srpaulo 522291698Savos urtwn_stop(sc); 523291698Savos 524251538Srpaulo callout_drain(&sc->sc_watchdog_ch); 525251538Srpaulo 526288353Sadrian /* stop all USB transfers */ 527288353Sadrian usbd_transfer_unsetup(sc->sc_xfer, URTWN_N_TRANSFER); 528288353Sadrian 529263153Skevlo /* Prevent further allocations from RX/TX data lists. */ 530263153Skevlo URTWN_LOCK(sc); 531263153Skevlo STAILQ_INIT(&sc->sc_tx_active); 532263153Skevlo STAILQ_INIT(&sc->sc_tx_inactive); 533263153Skevlo STAILQ_INIT(&sc->sc_tx_pending); 534263153Skevlo 535263153Skevlo STAILQ_INIT(&sc->sc_rx_active); 536263153Skevlo STAILQ_INIT(&sc->sc_rx_inactive); 537263153Skevlo URTWN_UNLOCK(sc); 538263153Skevlo 539263153Skevlo /* drain USB transfers */ 540263153Skevlo for (x = 0; x != URTWN_N_TRANSFER; x++) 541263153Skevlo usbd_transfer_drain(sc->sc_xfer[x]); 542263153Skevlo 543263153Skevlo /* Free data buffers. */ 544263153Skevlo URTWN_LOCK(sc); 545263153Skevlo urtwn_free_tx_list(sc); 546263153Skevlo urtwn_free_rx_list(sc); 547263153Skevlo URTWN_UNLOCK(sc); 548263153Skevlo 549251538Srpaulo ieee80211_ifdetach(ic); 550251538Srpaulo mtx_destroy(&sc->sc_mtx); 551251538Srpaulo 552251538Srpaulo return (0); 553251538Srpaulo} 554251538Srpaulo 555251538Srpaulostatic void 556289066Skevlourtwn_drain_mbufq(struct urtwn_softc *sc) 557251538Srpaulo{ 558289066Skevlo struct mbuf *m; 559289066Skevlo struct ieee80211_node *ni; 560289066Skevlo URTWN_ASSERT_LOCKED(sc); 561289066Skevlo while ((m = mbufq_dequeue(&sc->sc_snd)) != NULL) { 562289066Skevlo ni = (struct ieee80211_node *)m->m_pkthdr.rcvif; 563289066Skevlo m->m_pkthdr.rcvif = NULL; 564289066Skevlo ieee80211_free_node(ni); 565289066Skevlo m_freem(m); 566251538Srpaulo } 567251538Srpaulo} 568251538Srpaulo 569251538Srpaulostatic usb_error_t 570251538Srpaulourtwn_do_request(struct urtwn_softc *sc, struct usb_device_request *req, 571251538Srpaulo void *data) 572251538Srpaulo{ 573251538Srpaulo usb_error_t err; 574251538Srpaulo int ntries = 10; 575251538Srpaulo 576251538Srpaulo URTWN_ASSERT_LOCKED(sc); 577251538Srpaulo 578251538Srpaulo while (ntries--) { 579251538Srpaulo err = usbd_do_request_flags(sc->sc_udev, &sc->sc_mtx, 580251538Srpaulo req, data, 0, NULL, 250 /* ms */); 581251538Srpaulo if (err == 0) 582251538Srpaulo break; 583251538Srpaulo 584251538Srpaulo DPRINTFN(1, "Control request failed, %s (retrying)\n", 585251538Srpaulo usbd_errstr(err)); 586251538Srpaulo usb_pause_mtx(&sc->sc_mtx, hz / 100); 587251538Srpaulo } 588251538Srpaulo return (err); 589251538Srpaulo} 590251538Srpaulo 591251538Srpaulostatic struct ieee80211vap * 592251538Srpaulourtwn_vap_create(struct ieee80211com *ic, const char name[IFNAMSIZ], int unit, 593251538Srpaulo enum ieee80211_opmode opmode, int flags, 594251538Srpaulo const uint8_t bssid[IEEE80211_ADDR_LEN], 595251538Srpaulo const uint8_t mac[IEEE80211_ADDR_LEN]) 596251538Srpaulo{ 597290631Savos struct urtwn_softc *sc = ic->ic_softc; 598251538Srpaulo struct urtwn_vap *uvp; 599251538Srpaulo struct ieee80211vap *vap; 600251538Srpaulo 601251538Srpaulo if (!TAILQ_EMPTY(&ic->ic_vaps)) /* only one at a time */ 602251538Srpaulo return (NULL); 603251538Srpaulo 604287197Sglebius uvp = malloc(sizeof(struct urtwn_vap), M_80211_VAP, M_WAITOK | M_ZERO); 605251538Srpaulo vap = &uvp->vap; 606251538Srpaulo /* enable s/w bmiss handling for sta mode */ 607251538Srpaulo 608281069Srpaulo if (ieee80211_vap_setup(ic, vap, name, unit, opmode, 609287197Sglebius flags | IEEE80211_CLONE_NOBEACONS, bssid) != 0) { 610257743Shselasky /* out of memory */ 611257743Shselasky free(uvp, M_80211_VAP); 612257743Shselasky return (NULL); 613257743Shselasky } 614257743Shselasky 615290651Savos if (opmode == IEEE80211_M_HOSTAP || opmode == IEEE80211_M_IBSS) 616290631Savos urtwn_init_beacon(sc, uvp); 617290631Savos 618251538Srpaulo /* override state transition machine */ 619251538Srpaulo uvp->newstate = vap->iv_newstate; 620251538Srpaulo vap->iv_newstate = urtwn_newstate; 621290631Savos vap->iv_update_beacon = urtwn_update_beacon; 622290651Savos if (opmode == IEEE80211_M_IBSS) { 623290651Savos uvp->recv_mgmt = vap->iv_recv_mgmt; 624290651Savos vap->iv_recv_mgmt = urtwn_ibss_recv_mgmt; 625290651Savos TASK_INIT(&uvp->tsf_task_adhoc, 0, urtwn_tsf_task_adhoc, vap); 626290651Savos } 627251538Srpaulo 628251538Srpaulo /* complete setup */ 629251538Srpaulo ieee80211_vap_attach(vap, ieee80211_media_change, 630287197Sglebius ieee80211_media_status, mac); 631251538Srpaulo ic->ic_opmode = opmode; 632251538Srpaulo return (vap); 633251538Srpaulo} 634251538Srpaulo 635251538Srpaulostatic void 636251538Srpaulourtwn_vap_delete(struct ieee80211vap *vap) 637251538Srpaulo{ 638290651Savos struct ieee80211com *ic = vap->iv_ic; 639251538Srpaulo struct urtwn_vap *uvp = URTWN_VAP(vap); 640251538Srpaulo 641290651Savos if (uvp->bcn_mbuf != NULL) 642290651Savos m_freem(uvp->bcn_mbuf); 643290651Savos if (vap->iv_opmode == IEEE80211_M_IBSS) 644290651Savos ieee80211_draintask(ic, &uvp->tsf_task_adhoc); 645251538Srpaulo ieee80211_vap_detach(vap); 646251538Srpaulo free(uvp, M_80211_VAP); 647251538Srpaulo} 648251538Srpaulo 649251538Srpaulostatic struct mbuf * 650251538Srpaulourtwn_rx_frame(struct urtwn_softc *sc, uint8_t *buf, int pktlen, int *rssi_p) 651251538Srpaulo{ 652287197Sglebius struct ieee80211com *ic = &sc->sc_ic; 653251538Srpaulo struct ieee80211_frame *wh; 654251538Srpaulo struct mbuf *m; 655251538Srpaulo struct r92c_rx_stat *stat; 656251538Srpaulo uint32_t rxdw0, rxdw3; 657251538Srpaulo uint8_t rate; 658251538Srpaulo int8_t rssi = 0; 659251538Srpaulo int infosz; 660251538Srpaulo 661251538Srpaulo /* 662251538Srpaulo * don't pass packets to the ieee80211 framework if the driver isn't 663251538Srpaulo * RUNNING. 664251538Srpaulo */ 665287197Sglebius if (!(sc->sc_flags & URTWN_RUNNING)) 666251538Srpaulo return (NULL); 667251538Srpaulo 668251538Srpaulo stat = (struct r92c_rx_stat *)buf; 669251538Srpaulo rxdw0 = le32toh(stat->rxdw0); 670251538Srpaulo rxdw3 = le32toh(stat->rxdw3); 671251538Srpaulo 672251538Srpaulo if (rxdw0 & (R92C_RXDW0_CRCERR | R92C_RXDW0_ICVERR)) { 673251538Srpaulo /* 674251538Srpaulo * This should not happen since we setup our Rx filter 675251538Srpaulo * to not receive these frames. 676251538Srpaulo */ 677287197Sglebius counter_u64_add(ic->ic_ierrors, 1); 678251538Srpaulo return (NULL); 679251538Srpaulo } 680290022Savos if (pktlen < sizeof(struct ieee80211_frame_ack) || 681290022Savos pktlen > MCLBYTES) { 682287197Sglebius counter_u64_add(ic->ic_ierrors, 1); 683271303Skevlo return (NULL); 684271303Skevlo } 685251538Srpaulo 686251538Srpaulo rate = MS(rxdw3, R92C_RXDW3_RATE); 687251538Srpaulo infosz = MS(rxdw0, R92C_RXDW0_INFOSZ) * 8; 688251538Srpaulo 689251538Srpaulo /* Get RSSI from PHY status descriptor if present. */ 690251538Srpaulo if (infosz != 0 && (rxdw0 & R92C_RXDW0_PHYST)) { 691281069Srpaulo if (sc->chip & URTWN_CHIP_88E) 692264912Skevlo rssi = urtwn_r88e_get_rssi(sc, rate, &stat[1]); 693264912Skevlo else 694264912Skevlo rssi = urtwn_get_rssi(sc, rate, &stat[1]); 695251538Srpaulo /* Update our average RSSI. */ 696251538Srpaulo urtwn_update_avgrssi(sc, rate, rssi); 697251538Srpaulo } 698251538Srpaulo 699260463Skevlo m = m_getcl(M_NOWAIT, MT_DATA, M_PKTHDR); 700251538Srpaulo if (m == NULL) { 701251538Srpaulo device_printf(sc->sc_dev, "could not create RX mbuf\n"); 702251538Srpaulo return (NULL); 703251538Srpaulo } 704251538Srpaulo 705251538Srpaulo /* Finalize mbuf. */ 706251538Srpaulo wh = (struct ieee80211_frame *)((uint8_t *)&stat[1] + infosz); 707251538Srpaulo memcpy(mtod(m, uint8_t *), wh, pktlen); 708251538Srpaulo m->m_pkthdr.len = m->m_len = pktlen; 709251538Srpaulo 710251538Srpaulo if (ieee80211_radiotap_active(ic)) { 711251538Srpaulo struct urtwn_rx_radiotap_header *tap = &sc->sc_rxtap; 712251538Srpaulo 713251538Srpaulo tap->wr_flags = 0; 714251538Srpaulo /* Map HW rate index to 802.11 rate. */ 715251538Srpaulo if (!(rxdw3 & R92C_RXDW3_HT)) { 716289758Savos tap->wr_rate = ridx2rate[rate]; 717251538Srpaulo } else if (rate >= 12) { /* MCS0~15. */ 718251538Srpaulo /* Bit 7 set means HT MCS instead of rate. */ 719251538Srpaulo tap->wr_rate = 0x80 | (rate - 12); 720251538Srpaulo } 721251538Srpaulo tap->wr_dbm_antsignal = rssi; 722289816Savos tap->wr_dbm_antnoise = URTWN_NOISE_FLOOR; 723251538Srpaulo tap->wr_chan_freq = htole16(ic->ic_curchan->ic_freq); 724251538Srpaulo tap->wr_chan_flags = htole16(ic->ic_curchan->ic_flags); 725251538Srpaulo } 726251538Srpaulo 727251538Srpaulo *rssi_p = rssi; 728251538Srpaulo 729251538Srpaulo return (m); 730251538Srpaulo} 731251538Srpaulo 732251538Srpaulostatic struct mbuf * 733251538Srpaulourtwn_rxeof(struct usb_xfer *xfer, struct urtwn_data *data, int *rssi, 734251538Srpaulo int8_t *nf) 735251538Srpaulo{ 736251538Srpaulo struct urtwn_softc *sc = data->sc; 737287197Sglebius struct ieee80211com *ic = &sc->sc_ic; 738251538Srpaulo struct r92c_rx_stat *stat; 739251538Srpaulo struct mbuf *m, *m0 = NULL, *prevm = NULL; 740251538Srpaulo uint32_t rxdw0; 741251538Srpaulo uint8_t *buf; 742251538Srpaulo int len, totlen, pktlen, infosz, npkts; 743251538Srpaulo 744251538Srpaulo usbd_xfer_status(xfer, &len, NULL, NULL, NULL); 745251538Srpaulo 746251538Srpaulo if (len < sizeof(*stat)) { 747287197Sglebius counter_u64_add(ic->ic_ierrors, 1); 748251538Srpaulo return (NULL); 749251538Srpaulo } 750251538Srpaulo 751251538Srpaulo buf = data->buf; 752251538Srpaulo /* Get the number of encapsulated frames. */ 753251538Srpaulo stat = (struct r92c_rx_stat *)buf; 754251538Srpaulo npkts = MS(le32toh(stat->rxdw2), R92C_RXDW2_PKTCNT); 755251538Srpaulo DPRINTFN(6, "Rx %d frames in one chunk\n", npkts); 756251538Srpaulo 757251538Srpaulo /* Process all of them. */ 758251538Srpaulo while (npkts-- > 0) { 759251538Srpaulo if (len < sizeof(*stat)) 760251538Srpaulo break; 761251538Srpaulo stat = (struct r92c_rx_stat *)buf; 762251538Srpaulo rxdw0 = le32toh(stat->rxdw0); 763251538Srpaulo 764251538Srpaulo pktlen = MS(rxdw0, R92C_RXDW0_PKTLEN); 765251538Srpaulo if (pktlen == 0) 766251538Srpaulo break; 767251538Srpaulo 768251538Srpaulo infosz = MS(rxdw0, R92C_RXDW0_INFOSZ) * 8; 769251538Srpaulo 770251538Srpaulo /* Make sure everything fits in xfer. */ 771251538Srpaulo totlen = sizeof(*stat) + infosz + pktlen; 772251538Srpaulo if (totlen > len) 773251538Srpaulo break; 774251538Srpaulo 775251538Srpaulo m = urtwn_rx_frame(sc, buf, pktlen, rssi); 776251538Srpaulo if (m0 == NULL) 777251538Srpaulo m0 = m; 778251538Srpaulo if (prevm == NULL) 779251538Srpaulo prevm = m; 780251538Srpaulo else { 781251538Srpaulo prevm->m_next = m; 782251538Srpaulo prevm = m; 783251538Srpaulo } 784251538Srpaulo 785251538Srpaulo /* Next chunk is 128-byte aligned. */ 786251538Srpaulo totlen = (totlen + 127) & ~127; 787251538Srpaulo buf += totlen; 788251538Srpaulo len -= totlen; 789251538Srpaulo } 790251538Srpaulo 791251538Srpaulo return (m0); 792251538Srpaulo} 793251538Srpaulo 794251538Srpaulostatic void 795251538Srpaulourtwn_bulk_rx_callback(struct usb_xfer *xfer, usb_error_t error) 796251538Srpaulo{ 797251538Srpaulo struct urtwn_softc *sc = usbd_xfer_softc(xfer); 798287197Sglebius struct ieee80211com *ic = &sc->sc_ic; 799290022Savos struct ieee80211_frame_min *wh; 800251538Srpaulo struct ieee80211_node *ni; 801251538Srpaulo struct mbuf *m = NULL, *next; 802251538Srpaulo struct urtwn_data *data; 803251538Srpaulo int8_t nf; 804251538Srpaulo int rssi = 1; 805251538Srpaulo 806251538Srpaulo URTWN_ASSERT_LOCKED(sc); 807251538Srpaulo 808251538Srpaulo switch (USB_GET_STATE(xfer)) { 809251538Srpaulo case USB_ST_TRANSFERRED: 810251538Srpaulo data = STAILQ_FIRST(&sc->sc_rx_active); 811251538Srpaulo if (data == NULL) 812251538Srpaulo goto tr_setup; 813251538Srpaulo STAILQ_REMOVE_HEAD(&sc->sc_rx_active, next); 814251538Srpaulo m = urtwn_rxeof(xfer, data, &rssi, &nf); 815251538Srpaulo STAILQ_INSERT_TAIL(&sc->sc_rx_inactive, data, next); 816251538Srpaulo /* FALLTHROUGH */ 817251538Srpaulo case USB_ST_SETUP: 818251538Srpaulotr_setup: 819251538Srpaulo data = STAILQ_FIRST(&sc->sc_rx_inactive); 820251538Srpaulo if (data == NULL) { 821251538Srpaulo KASSERT(m == NULL, ("mbuf isn't NULL")); 822251538Srpaulo return; 823251538Srpaulo } 824251538Srpaulo STAILQ_REMOVE_HEAD(&sc->sc_rx_inactive, next); 825251538Srpaulo STAILQ_INSERT_TAIL(&sc->sc_rx_active, data, next); 826251538Srpaulo usbd_xfer_set_frame_data(xfer, 0, data->buf, 827251538Srpaulo usbd_xfer_max_len(xfer)); 828251538Srpaulo usbd_transfer_submit(xfer); 829251538Srpaulo 830251538Srpaulo /* 831251538Srpaulo * To avoid LOR we should unlock our private mutex here to call 832251538Srpaulo * ieee80211_input() because here is at the end of a USB 833251538Srpaulo * callback and safe to unlock. 834251538Srpaulo */ 835251538Srpaulo URTWN_UNLOCK(sc); 836251538Srpaulo while (m != NULL) { 837251538Srpaulo next = m->m_next; 838251538Srpaulo m->m_next = NULL; 839290022Savos wh = mtod(m, struct ieee80211_frame_min *); 840290022Savos if (m->m_len >= sizeof(*wh)) 841290022Savos ni = ieee80211_find_rxnode(ic, wh); 842290022Savos else 843290022Savos ni = NULL; 844251538Srpaulo nf = URTWN_NOISE_FLOOR; 845251538Srpaulo if (ni != NULL) { 846289799Savos (void)ieee80211_input(ni, m, rssi - nf, nf); 847251538Srpaulo ieee80211_free_node(ni); 848289799Savos } else { 849289799Savos (void)ieee80211_input_all(ic, m, rssi - nf, 850289799Savos nf); 851289799Savos } 852251538Srpaulo m = next; 853251538Srpaulo } 854251538Srpaulo URTWN_LOCK(sc); 855251538Srpaulo break; 856251538Srpaulo default: 857251538Srpaulo /* needs it to the inactive queue due to a error. */ 858251538Srpaulo data = STAILQ_FIRST(&sc->sc_rx_active); 859251538Srpaulo if (data != NULL) { 860251538Srpaulo STAILQ_REMOVE_HEAD(&sc->sc_rx_active, next); 861251538Srpaulo STAILQ_INSERT_TAIL(&sc->sc_rx_inactive, data, next); 862251538Srpaulo } 863251538Srpaulo if (error != USB_ERR_CANCELLED) { 864251538Srpaulo usbd_xfer_set_stall(xfer); 865287197Sglebius counter_u64_add(ic->ic_ierrors, 1); 866251538Srpaulo goto tr_setup; 867251538Srpaulo } 868251538Srpaulo break; 869251538Srpaulo } 870251538Srpaulo} 871251538Srpaulo 872251538Srpaulostatic void 873289891Savosurtwn_txeof(struct urtwn_softc *sc, struct urtwn_data *data, int status) 874251538Srpaulo{ 875251538Srpaulo 876251538Srpaulo URTWN_ASSERT_LOCKED(sc); 877289891Savos 878290631Savos if (data->ni != NULL) /* not a beacon frame */ 879290631Savos ieee80211_tx_complete(data->ni, data->m, status); 880289891Savos 881287197Sglebius data->ni = NULL; 882287197Sglebius data->m = NULL; 883289891Savos 884251538Srpaulo sc->sc_txtimer = 0; 885289891Savos 886289891Savos STAILQ_INSERT_TAIL(&sc->sc_tx_inactive, data, next); 887251538Srpaulo} 888251538Srpaulo 889289066Skevlostatic int 890289066Skevlourtwn_alloc_list(struct urtwn_softc *sc, struct urtwn_data data[], 891289066Skevlo int ndata, int maxsz) 892289066Skevlo{ 893289066Skevlo int i, error; 894289066Skevlo 895289066Skevlo for (i = 0; i < ndata; i++) { 896289066Skevlo struct urtwn_data *dp = &data[i]; 897289066Skevlo dp->sc = sc; 898289066Skevlo dp->m = NULL; 899289066Skevlo dp->buf = malloc(maxsz, M_USBDEV, M_NOWAIT); 900289066Skevlo if (dp->buf == NULL) { 901289066Skevlo device_printf(sc->sc_dev, 902289066Skevlo "could not allocate buffer\n"); 903289066Skevlo error = ENOMEM; 904289066Skevlo goto fail; 905289066Skevlo } 906289066Skevlo dp->ni = NULL; 907289066Skevlo } 908289066Skevlo 909289066Skevlo return (0); 910289066Skevlofail: 911289066Skevlo urtwn_free_list(sc, data, ndata); 912289066Skevlo return (error); 913289066Skevlo} 914289066Skevlo 915289066Skevlostatic int 916289066Skevlourtwn_alloc_rx_list(struct urtwn_softc *sc) 917289066Skevlo{ 918289066Skevlo int error, i; 919289066Skevlo 920289066Skevlo error = urtwn_alloc_list(sc, sc->sc_rx, URTWN_RX_LIST_COUNT, 921289066Skevlo URTWN_RXBUFSZ); 922289066Skevlo if (error != 0) 923289066Skevlo return (error); 924289066Skevlo 925289066Skevlo STAILQ_INIT(&sc->sc_rx_active); 926289066Skevlo STAILQ_INIT(&sc->sc_rx_inactive); 927289066Skevlo 928289066Skevlo for (i = 0; i < URTWN_RX_LIST_COUNT; i++) 929289066Skevlo STAILQ_INSERT_HEAD(&sc->sc_rx_inactive, &sc->sc_rx[i], next); 930289066Skevlo 931289066Skevlo return (0); 932289066Skevlo} 933289066Skevlo 934289066Skevlostatic int 935289066Skevlourtwn_alloc_tx_list(struct urtwn_softc *sc) 936289066Skevlo{ 937289066Skevlo int error, i; 938289066Skevlo 939289066Skevlo error = urtwn_alloc_list(sc, sc->sc_tx, URTWN_TX_LIST_COUNT, 940289066Skevlo URTWN_TXBUFSZ); 941289066Skevlo if (error != 0) 942289066Skevlo return (error); 943289066Skevlo 944289066Skevlo STAILQ_INIT(&sc->sc_tx_active); 945289066Skevlo STAILQ_INIT(&sc->sc_tx_inactive); 946289066Skevlo STAILQ_INIT(&sc->sc_tx_pending); 947289066Skevlo 948289066Skevlo for (i = 0; i < URTWN_TX_LIST_COUNT; i++) 949289066Skevlo STAILQ_INSERT_HEAD(&sc->sc_tx_inactive, &sc->sc_tx[i], next); 950289066Skevlo 951289066Skevlo return (0); 952289066Skevlo} 953289066Skevlo 954251538Srpaulostatic void 955289066Skevlourtwn_free_list(struct urtwn_softc *sc, struct urtwn_data data[], int ndata) 956289066Skevlo{ 957289066Skevlo int i; 958289066Skevlo 959289066Skevlo for (i = 0; i < ndata; i++) { 960289066Skevlo struct urtwn_data *dp = &data[i]; 961289066Skevlo 962289066Skevlo if (dp->buf != NULL) { 963289066Skevlo free(dp->buf, M_USBDEV); 964289066Skevlo dp->buf = NULL; 965289066Skevlo } 966289066Skevlo if (dp->ni != NULL) { 967289066Skevlo ieee80211_free_node(dp->ni); 968289066Skevlo dp->ni = NULL; 969289066Skevlo } 970289066Skevlo } 971289066Skevlo} 972289066Skevlo 973289066Skevlostatic void 974289066Skevlourtwn_free_rx_list(struct urtwn_softc *sc) 975289066Skevlo{ 976289066Skevlo urtwn_free_list(sc, sc->sc_rx, URTWN_RX_LIST_COUNT); 977289066Skevlo} 978289066Skevlo 979289066Skevlostatic void 980289066Skevlourtwn_free_tx_list(struct urtwn_softc *sc) 981289066Skevlo{ 982289066Skevlo urtwn_free_list(sc, sc->sc_tx, URTWN_TX_LIST_COUNT); 983289066Skevlo} 984289066Skevlo 985289066Skevlostatic void 986251538Srpaulourtwn_bulk_tx_callback(struct usb_xfer *xfer, usb_error_t error) 987251538Srpaulo{ 988251538Srpaulo struct urtwn_softc *sc = usbd_xfer_softc(xfer); 989251538Srpaulo struct urtwn_data *data; 990251538Srpaulo 991251538Srpaulo URTWN_ASSERT_LOCKED(sc); 992251538Srpaulo 993251538Srpaulo switch (USB_GET_STATE(xfer)){ 994251538Srpaulo case USB_ST_TRANSFERRED: 995251538Srpaulo data = STAILQ_FIRST(&sc->sc_tx_active); 996251538Srpaulo if (data == NULL) 997251538Srpaulo goto tr_setup; 998251538Srpaulo STAILQ_REMOVE_HEAD(&sc->sc_tx_active, next); 999289891Savos urtwn_txeof(sc, data, 0); 1000251538Srpaulo /* FALLTHROUGH */ 1001251538Srpaulo case USB_ST_SETUP: 1002251538Srpaulotr_setup: 1003251538Srpaulo data = STAILQ_FIRST(&sc->sc_tx_pending); 1004251538Srpaulo if (data == NULL) { 1005251538Srpaulo DPRINTF("%s: empty pending queue\n", __func__); 1006288353Sadrian goto finish; 1007251538Srpaulo } 1008251538Srpaulo STAILQ_REMOVE_HEAD(&sc->sc_tx_pending, next); 1009251538Srpaulo STAILQ_INSERT_TAIL(&sc->sc_tx_active, data, next); 1010251538Srpaulo usbd_xfer_set_frame_data(xfer, 0, data->buf, data->buflen); 1011251538Srpaulo usbd_transfer_submit(xfer); 1012251538Srpaulo break; 1013251538Srpaulo default: 1014251538Srpaulo data = STAILQ_FIRST(&sc->sc_tx_active); 1015251538Srpaulo if (data == NULL) 1016251538Srpaulo goto tr_setup; 1017289891Savos STAILQ_REMOVE_HEAD(&sc->sc_tx_active, next); 1018289891Savos urtwn_txeof(sc, data, 1); 1019251538Srpaulo if (error != USB_ERR_CANCELLED) { 1020251538Srpaulo usbd_xfer_set_stall(xfer); 1021251538Srpaulo goto tr_setup; 1022251538Srpaulo } 1023251538Srpaulo break; 1024251538Srpaulo } 1025288353Sadrianfinish: 1026288353Sadrian /* Kick-start more transmit */ 1027288353Sadrian urtwn_start(sc); 1028251538Srpaulo} 1029251538Srpaulo 1030251538Srpaulostatic struct urtwn_data * 1031251538Srpaulo_urtwn_getbuf(struct urtwn_softc *sc) 1032251538Srpaulo{ 1033251538Srpaulo struct urtwn_data *bf; 1034251538Srpaulo 1035251538Srpaulo bf = STAILQ_FIRST(&sc->sc_tx_inactive); 1036251538Srpaulo if (bf != NULL) 1037251538Srpaulo STAILQ_REMOVE_HEAD(&sc->sc_tx_inactive, next); 1038251538Srpaulo else 1039251538Srpaulo DPRINTF("%s: %s\n", __func__, "out of xmit buffers"); 1040251538Srpaulo return (bf); 1041251538Srpaulo} 1042251538Srpaulo 1043251538Srpaulostatic struct urtwn_data * 1044251538Srpaulourtwn_getbuf(struct urtwn_softc *sc) 1045251538Srpaulo{ 1046251538Srpaulo struct urtwn_data *bf; 1047251538Srpaulo 1048251538Srpaulo URTWN_ASSERT_LOCKED(sc); 1049251538Srpaulo 1050251538Srpaulo bf = _urtwn_getbuf(sc); 1051287197Sglebius if (bf == NULL) 1052251538Srpaulo DPRINTF("%s: stop queue\n", __func__); 1053251538Srpaulo return (bf); 1054251538Srpaulo} 1055251538Srpaulo 1056291698Savosstatic usb_error_t 1057251538Srpaulourtwn_write_region_1(struct urtwn_softc *sc, uint16_t addr, uint8_t *buf, 1058251538Srpaulo int len) 1059251538Srpaulo{ 1060251538Srpaulo usb_device_request_t req; 1061251538Srpaulo 1062251538Srpaulo req.bmRequestType = UT_WRITE_VENDOR_DEVICE; 1063251538Srpaulo req.bRequest = R92C_REQ_REGS; 1064251538Srpaulo USETW(req.wValue, addr); 1065251538Srpaulo USETW(req.wIndex, 0); 1066251538Srpaulo USETW(req.wLength, len); 1067251538Srpaulo return (urtwn_do_request(sc, &req, buf)); 1068251538Srpaulo} 1069251538Srpaulo 1070291698Savosstatic usb_error_t 1071251538Srpaulourtwn_write_1(struct urtwn_softc *sc, uint16_t addr, uint8_t val) 1072251538Srpaulo{ 1073291698Savos return (urtwn_write_region_1(sc, addr, &val, sizeof(val))); 1074251538Srpaulo} 1075251538Srpaulo 1076291698Savosstatic usb_error_t 1077251538Srpaulourtwn_write_2(struct urtwn_softc *sc, uint16_t addr, uint16_t val) 1078251538Srpaulo{ 1079251538Srpaulo val = htole16(val); 1080291698Savos return (urtwn_write_region_1(sc, addr, (uint8_t *)&val, sizeof(val))); 1081251538Srpaulo} 1082251538Srpaulo 1083291698Savosstatic usb_error_t 1084251538Srpaulourtwn_write_4(struct urtwn_softc *sc, uint16_t addr, uint32_t val) 1085251538Srpaulo{ 1086251538Srpaulo val = htole32(val); 1087291698Savos return (urtwn_write_region_1(sc, addr, (uint8_t *)&val, sizeof(val))); 1088251538Srpaulo} 1089251538Srpaulo 1090291698Savosstatic usb_error_t 1091251538Srpaulourtwn_read_region_1(struct urtwn_softc *sc, uint16_t addr, uint8_t *buf, 1092251538Srpaulo int len) 1093251538Srpaulo{ 1094251538Srpaulo usb_device_request_t req; 1095251538Srpaulo 1096251538Srpaulo req.bmRequestType = UT_READ_VENDOR_DEVICE; 1097251538Srpaulo req.bRequest = R92C_REQ_REGS; 1098251538Srpaulo USETW(req.wValue, addr); 1099251538Srpaulo USETW(req.wIndex, 0); 1100251538Srpaulo USETW(req.wLength, len); 1101251538Srpaulo return (urtwn_do_request(sc, &req, buf)); 1102251538Srpaulo} 1103251538Srpaulo 1104251538Srpaulostatic uint8_t 1105251538Srpaulourtwn_read_1(struct urtwn_softc *sc, uint16_t addr) 1106251538Srpaulo{ 1107251538Srpaulo uint8_t val; 1108251538Srpaulo 1109251538Srpaulo if (urtwn_read_region_1(sc, addr, &val, 1) != 0) 1110251538Srpaulo return (0xff); 1111251538Srpaulo return (val); 1112251538Srpaulo} 1113251538Srpaulo 1114251538Srpaulostatic uint16_t 1115251538Srpaulourtwn_read_2(struct urtwn_softc *sc, uint16_t addr) 1116251538Srpaulo{ 1117251538Srpaulo uint16_t val; 1118251538Srpaulo 1119251538Srpaulo if (urtwn_read_region_1(sc, addr, (uint8_t *)&val, 2) != 0) 1120251538Srpaulo return (0xffff); 1121251538Srpaulo return (le16toh(val)); 1122251538Srpaulo} 1123251538Srpaulo 1124251538Srpaulostatic uint32_t 1125251538Srpaulourtwn_read_4(struct urtwn_softc *sc, uint16_t addr) 1126251538Srpaulo{ 1127251538Srpaulo uint32_t val; 1128251538Srpaulo 1129251538Srpaulo if (urtwn_read_region_1(sc, addr, (uint8_t *)&val, 4) != 0) 1130251538Srpaulo return (0xffffffff); 1131251538Srpaulo return (le32toh(val)); 1132251538Srpaulo} 1133251538Srpaulo 1134251538Srpaulostatic int 1135251538Srpaulourtwn_fw_cmd(struct urtwn_softc *sc, uint8_t id, const void *buf, int len) 1136251538Srpaulo{ 1137251538Srpaulo struct r92c_fw_cmd cmd; 1138291698Savos usb_error_t error; 1139251538Srpaulo int ntries; 1140251538Srpaulo 1141251538Srpaulo /* Wait for current FW box to be empty. */ 1142251538Srpaulo for (ntries = 0; ntries < 100; ntries++) { 1143251538Srpaulo if (!(urtwn_read_1(sc, R92C_HMETFR) & (1 << sc->fwcur))) 1144251538Srpaulo break; 1145266472Shselasky urtwn_ms_delay(sc); 1146251538Srpaulo } 1147251538Srpaulo if (ntries == 100) { 1148251538Srpaulo device_printf(sc->sc_dev, 1149251538Srpaulo "could not send firmware command\n"); 1150251538Srpaulo return (ETIMEDOUT); 1151251538Srpaulo } 1152251538Srpaulo memset(&cmd, 0, sizeof(cmd)); 1153251538Srpaulo cmd.id = id; 1154251538Srpaulo if (len > 3) 1155251538Srpaulo cmd.id |= R92C_CMD_FLAG_EXT; 1156251538Srpaulo KASSERT(len <= sizeof(cmd.msg), ("urtwn_fw_cmd\n")); 1157251538Srpaulo memcpy(cmd.msg, buf, len); 1158251538Srpaulo 1159251538Srpaulo /* Write the first word last since that will trigger the FW. */ 1160291698Savos error = urtwn_write_region_1(sc, R92C_HMEBOX_EXT(sc->fwcur), 1161251538Srpaulo (uint8_t *)&cmd + 4, 2); 1162291698Savos if (error != USB_ERR_NORMAL_COMPLETION) 1163291698Savos return (EIO); 1164291698Savos error = urtwn_write_region_1(sc, R92C_HMEBOX(sc->fwcur), 1165251538Srpaulo (uint8_t *)&cmd + 0, 4); 1166291698Savos if (error != USB_ERR_NORMAL_COMPLETION) 1167291698Savos return (EIO); 1168251538Srpaulo 1169251538Srpaulo sc->fwcur = (sc->fwcur + 1) % R92C_H2C_NBOX; 1170251538Srpaulo return (0); 1171251538Srpaulo} 1172251538Srpaulo 1173264912Skevlostatic __inline void 1174251538Srpaulourtwn_rf_write(struct urtwn_softc *sc, int chain, uint8_t addr, uint32_t val) 1175251538Srpaulo{ 1176264912Skevlo 1177264912Skevlo sc->sc_rf_write(sc, chain, addr, val); 1178264912Skevlo} 1179264912Skevlo 1180264912Skevlostatic void 1181264912Skevlourtwn_r92c_rf_write(struct urtwn_softc *sc, int chain, uint8_t addr, 1182264912Skevlo uint32_t val) 1183264912Skevlo{ 1184251538Srpaulo urtwn_bb_write(sc, R92C_LSSI_PARAM(chain), 1185251538Srpaulo SM(R92C_LSSI_PARAM_ADDR, addr) | 1186251538Srpaulo SM(R92C_LSSI_PARAM_DATA, val)); 1187251538Srpaulo} 1188251538Srpaulo 1189264912Skevlostatic void 1190264912Skevlourtwn_r88e_rf_write(struct urtwn_softc *sc, int chain, uint8_t addr, 1191264912Skevlouint32_t val) 1192264912Skevlo{ 1193264912Skevlo urtwn_bb_write(sc, R92C_LSSI_PARAM(chain), 1194264912Skevlo SM(R88E_LSSI_PARAM_ADDR, addr) | 1195264912Skevlo SM(R92C_LSSI_PARAM_DATA, val)); 1196264912Skevlo} 1197264912Skevlo 1198251538Srpaulostatic uint32_t 1199251538Srpaulourtwn_rf_read(struct urtwn_softc *sc, int chain, uint8_t addr) 1200251538Srpaulo{ 1201251538Srpaulo uint32_t reg[R92C_MAX_CHAINS], val; 1202251538Srpaulo 1203251538Srpaulo reg[0] = urtwn_bb_read(sc, R92C_HSSI_PARAM2(0)); 1204251538Srpaulo if (chain != 0) 1205251538Srpaulo reg[chain] = urtwn_bb_read(sc, R92C_HSSI_PARAM2(chain)); 1206251538Srpaulo 1207251538Srpaulo urtwn_bb_write(sc, R92C_HSSI_PARAM2(0), 1208251538Srpaulo reg[0] & ~R92C_HSSI_PARAM2_READ_EDGE); 1209266472Shselasky urtwn_ms_delay(sc); 1210251538Srpaulo 1211251538Srpaulo urtwn_bb_write(sc, R92C_HSSI_PARAM2(chain), 1212251538Srpaulo RW(reg[chain], R92C_HSSI_PARAM2_READ_ADDR, addr) | 1213251538Srpaulo R92C_HSSI_PARAM2_READ_EDGE); 1214266472Shselasky urtwn_ms_delay(sc); 1215251538Srpaulo 1216251538Srpaulo urtwn_bb_write(sc, R92C_HSSI_PARAM2(0), 1217251538Srpaulo reg[0] | R92C_HSSI_PARAM2_READ_EDGE); 1218266472Shselasky urtwn_ms_delay(sc); 1219251538Srpaulo 1220251538Srpaulo if (urtwn_bb_read(sc, R92C_HSSI_PARAM1(chain)) & R92C_HSSI_PARAM1_PI) 1221251538Srpaulo val = urtwn_bb_read(sc, R92C_HSPI_READBACK(chain)); 1222251538Srpaulo else 1223251538Srpaulo val = urtwn_bb_read(sc, R92C_LSSI_READBACK(chain)); 1224251538Srpaulo return (MS(val, R92C_LSSI_READBACK_DATA)); 1225251538Srpaulo} 1226251538Srpaulo 1227251538Srpaulostatic int 1228251538Srpaulourtwn_llt_write(struct urtwn_softc *sc, uint32_t addr, uint32_t data) 1229251538Srpaulo{ 1230291698Savos usb_error_t error; 1231251538Srpaulo int ntries; 1232251538Srpaulo 1233291698Savos error = urtwn_write_4(sc, R92C_LLT_INIT, 1234251538Srpaulo SM(R92C_LLT_INIT_OP, R92C_LLT_INIT_OP_WRITE) | 1235251538Srpaulo SM(R92C_LLT_INIT_ADDR, addr) | 1236251538Srpaulo SM(R92C_LLT_INIT_DATA, data)); 1237291698Savos if (error != USB_ERR_NORMAL_COMPLETION) 1238291698Savos return (EIO); 1239251538Srpaulo /* Wait for write operation to complete. */ 1240251538Srpaulo for (ntries = 0; ntries < 20; ntries++) { 1241251538Srpaulo if (MS(urtwn_read_4(sc, R92C_LLT_INIT), R92C_LLT_INIT_OP) == 1242251538Srpaulo R92C_LLT_INIT_OP_NO_ACTIVE) 1243251538Srpaulo return (0); 1244266472Shselasky urtwn_ms_delay(sc); 1245251538Srpaulo } 1246251538Srpaulo return (ETIMEDOUT); 1247251538Srpaulo} 1248251538Srpaulo 1249291264Savosstatic int 1250291264Savosurtwn_efuse_read_next(struct urtwn_softc *sc, uint8_t *val) 1251251538Srpaulo{ 1252251538Srpaulo uint32_t reg; 1253291698Savos usb_error_t error; 1254251538Srpaulo int ntries; 1255251538Srpaulo 1256291264Savos if (sc->last_rom_addr >= URTWN_EFUSE_MAX_LEN) 1257291264Savos return (EFAULT); 1258291264Savos 1259251538Srpaulo reg = urtwn_read_4(sc, R92C_EFUSE_CTRL); 1260291264Savos reg = RW(reg, R92C_EFUSE_CTRL_ADDR, sc->last_rom_addr); 1261251538Srpaulo reg &= ~R92C_EFUSE_CTRL_VALID; 1262291264Savos 1263291698Savos error = urtwn_write_4(sc, R92C_EFUSE_CTRL, reg); 1264291698Savos if (error != USB_ERR_NORMAL_COMPLETION) 1265291698Savos return (EIO); 1266251538Srpaulo /* Wait for read operation to complete. */ 1267251538Srpaulo for (ntries = 0; ntries < 100; ntries++) { 1268251538Srpaulo reg = urtwn_read_4(sc, R92C_EFUSE_CTRL); 1269251538Srpaulo if (reg & R92C_EFUSE_CTRL_VALID) 1270291264Savos break; 1271266472Shselasky urtwn_ms_delay(sc); 1272251538Srpaulo } 1273291264Savos if (ntries == 100) { 1274291264Savos device_printf(sc->sc_dev, 1275291264Savos "could not read efuse byte at address 0x%x\n", 1276291264Savos sc->last_rom_addr); 1277291264Savos return (ETIMEDOUT); 1278291264Savos } 1279291264Savos 1280291264Savos *val = MS(reg, R92C_EFUSE_CTRL_DATA); 1281291264Savos sc->last_rom_addr++; 1282291264Savos 1283291264Savos return (0); 1284251538Srpaulo} 1285251538Srpaulo 1286291264Savosstatic int 1287291264Savosurtwn_efuse_read_data(struct urtwn_softc *sc, uint8_t *rom, uint8_t off, 1288291264Savos uint8_t msk) 1289291264Savos{ 1290291264Savos uint8_t reg; 1291291264Savos int i, error; 1292291264Savos 1293291264Savos for (i = 0; i < 4; i++) { 1294291264Savos if (msk & (1 << i)) 1295291264Savos continue; 1296291264Savos error = urtwn_efuse_read_next(sc, ®); 1297291264Savos if (error != 0) 1298291264Savos return (error); 1299291264Savos DPRINTF("rom[0x%03X] == 0x%02X\n", off * 8 + i * 2, reg); 1300291264Savos rom[off * 8 + i * 2 + 0] = reg; 1301291264Savos 1302291264Savos error = urtwn_efuse_read_next(sc, ®); 1303291264Savos if (error != 0) 1304291264Savos return (error); 1305291264Savos DPRINTF("rom[0x%03X] == 0x%02X\n", off * 8 + i * 2 + 1, reg); 1306291264Savos rom[off * 8 + i * 2 + 1] = reg; 1307291264Savos } 1308291264Savos 1309291264Savos return (0); 1310291264Savos} 1311291264Savos 1312291264Savos#ifdef URTWN_DEBUG 1313251538Srpaulostatic void 1314291264Savosurtwn_dump_rom_contents(struct urtwn_softc *sc, uint8_t *rom, uint16_t size) 1315251538Srpaulo{ 1316251538Srpaulo int i; 1317251538Srpaulo 1318291264Savos /* Dump ROM contents. */ 1319291264Savos device_printf(sc->sc_dev, "%s:", __func__); 1320291264Savos for (i = 0; i < size; i++) { 1321291264Savos if (i % 32 == 0) 1322291264Savos printf("\n%03X: ", i); 1323291264Savos else if (i % 4 == 0) 1324291264Savos printf(" "); 1325291264Savos 1326291264Savos printf("%02X", rom[i]); 1327291264Savos } 1328291264Savos printf("\n"); 1329291264Savos} 1330291264Savos#endif 1331291264Savos 1332291264Savosstatic int 1333291264Savosurtwn_efuse_read(struct urtwn_softc *sc, uint8_t *rom, uint16_t size) 1334291264Savos{ 1335291264Savos#define URTWN_CHK(res) do { \ 1336291264Savos if ((error = res) != 0) \ 1337291264Savos goto end; \ 1338291264Savos} while(0) 1339291264Savos uint8_t msk, off, reg; 1340291264Savos int error; 1341291264Savos 1342291698Savos URTWN_CHK(urtwn_efuse_switch_power(sc)); 1343264912Skevlo 1344291264Savos /* Read full ROM image. */ 1345291264Savos sc->last_rom_addr = 0; 1346291264Savos memset(rom, 0xff, size); 1347291264Savos 1348291264Savos URTWN_CHK(urtwn_efuse_read_next(sc, ®)); 1349291264Savos while (reg != 0xff) { 1350291264Savos /* check for extended header */ 1351291264Savos if ((sc->chip & URTWN_CHIP_88E) && (reg & 0x1f) == 0x0f) { 1352291264Savos off = reg >> 5; 1353291264Savos URTWN_CHK(urtwn_efuse_read_next(sc, ®)); 1354291264Savos 1355291264Savos if ((reg & 0x0f) != 0x0f) 1356291264Savos off = ((reg & 0xf0) >> 1) | off; 1357291264Savos else 1358291264Savos continue; 1359291264Savos } else 1360291264Savos off = reg >> 4; 1361251538Srpaulo msk = reg & 0xf; 1362291264Savos 1363291264Savos URTWN_CHK(urtwn_efuse_read_data(sc, rom, off, msk)); 1364291264Savos URTWN_CHK(urtwn_efuse_read_next(sc, ®)); 1365251538Srpaulo } 1366291264Savos 1367291264Savosend: 1368291264Savos 1369251538Srpaulo#ifdef URTWN_DEBUG 1370291264Savos if (urtwn_debug >= 2) 1371291264Savos urtwn_dump_rom_contents(sc, rom, size); 1372251538Srpaulo#endif 1373291264Savos 1374282623Skevlo urtwn_write_1(sc, R92C_EFUSE_ACCESS, R92C_EFUSE_ACCESS_OFF); 1375291264Savos 1376291264Savos if (error != 0) { 1377291264Savos device_printf(sc->sc_dev, "%s: error while reading ROM\n", 1378291264Savos __func__); 1379291264Savos } 1380291264Savos 1381291264Savos return (error); 1382291264Savos#undef URTWN_CHK 1383282623Skevlo} 1384281592Skevlo 1385291698Savosstatic int 1386264912Skevlourtwn_efuse_switch_power(struct urtwn_softc *sc) 1387264912Skevlo{ 1388291698Savos usb_error_t error; 1389264912Skevlo uint32_t reg; 1390251538Srpaulo 1391291698Savos error = urtwn_write_1(sc, R92C_EFUSE_ACCESS, R92C_EFUSE_ACCESS_ON); 1392291698Savos if (error != USB_ERR_NORMAL_COMPLETION) 1393291698Savos return (EIO); 1394281918Skevlo 1395264912Skevlo reg = urtwn_read_2(sc, R92C_SYS_ISO_CTRL); 1396264912Skevlo if (!(reg & R92C_SYS_ISO_CTRL_PWC_EV12V)) { 1397291698Savos error = urtwn_write_2(sc, R92C_SYS_ISO_CTRL, 1398264912Skevlo reg | R92C_SYS_ISO_CTRL_PWC_EV12V); 1399291698Savos if (error != USB_ERR_NORMAL_COMPLETION) 1400291698Savos return (EIO); 1401264912Skevlo } 1402264912Skevlo reg = urtwn_read_2(sc, R92C_SYS_FUNC_EN); 1403264912Skevlo if (!(reg & R92C_SYS_FUNC_EN_ELDR)) { 1404291698Savos error = urtwn_write_2(sc, R92C_SYS_FUNC_EN, 1405264912Skevlo reg | R92C_SYS_FUNC_EN_ELDR); 1406291698Savos if (error != USB_ERR_NORMAL_COMPLETION) 1407291698Savos return (EIO); 1408264912Skevlo } 1409264912Skevlo reg = urtwn_read_2(sc, R92C_SYS_CLKR); 1410264912Skevlo if ((reg & (R92C_SYS_CLKR_LOADER_EN | R92C_SYS_CLKR_ANA8M)) != 1411264912Skevlo (R92C_SYS_CLKR_LOADER_EN | R92C_SYS_CLKR_ANA8M)) { 1412291698Savos error = urtwn_write_2(sc, R92C_SYS_CLKR, 1413264912Skevlo reg | R92C_SYS_CLKR_LOADER_EN | R92C_SYS_CLKR_ANA8M); 1414291698Savos if (error != USB_ERR_NORMAL_COMPLETION) 1415291698Savos return (EIO); 1416264912Skevlo } 1417291698Savos 1418291698Savos return (0); 1419264912Skevlo} 1420264912Skevlo 1421251538Srpaulostatic int 1422251538Srpaulourtwn_read_chipid(struct urtwn_softc *sc) 1423251538Srpaulo{ 1424251538Srpaulo uint32_t reg; 1425251538Srpaulo 1426264912Skevlo if (sc->chip & URTWN_CHIP_88E) 1427264912Skevlo return (0); 1428264912Skevlo 1429251538Srpaulo reg = urtwn_read_4(sc, R92C_SYS_CFG); 1430251538Srpaulo if (reg & R92C_SYS_CFG_TRP_VAUX_EN) 1431251538Srpaulo return (EIO); 1432251538Srpaulo 1433251538Srpaulo if (reg & R92C_SYS_CFG_TYPE_92C) { 1434251538Srpaulo sc->chip |= URTWN_CHIP_92C; 1435251538Srpaulo /* Check if it is a castrated 8192C. */ 1436251538Srpaulo if (MS(urtwn_read_4(sc, R92C_HPON_FSM), 1437251538Srpaulo R92C_HPON_FSM_CHIP_BONDING_ID) == 1438251538Srpaulo R92C_HPON_FSM_CHIP_BONDING_ID_92C_1T2R) 1439251538Srpaulo sc->chip |= URTWN_CHIP_92C_1T2R; 1440251538Srpaulo } 1441251538Srpaulo if (reg & R92C_SYS_CFG_VENDOR_UMC) { 1442251538Srpaulo sc->chip |= URTWN_CHIP_UMC; 1443251538Srpaulo if (MS(reg, R92C_SYS_CFG_CHIP_VER_RTL) == 0) 1444251538Srpaulo sc->chip |= URTWN_CHIP_UMC_A_CUT; 1445251538Srpaulo } 1446251538Srpaulo return (0); 1447251538Srpaulo} 1448251538Srpaulo 1449291264Savosstatic int 1450251538Srpaulourtwn_read_rom(struct urtwn_softc *sc) 1451251538Srpaulo{ 1452291264Savos struct r92c_rom *rom = &sc->rom.r92c_rom; 1453291264Savos int error; 1454251538Srpaulo 1455251538Srpaulo /* Read full ROM image. */ 1456291264Savos error = urtwn_efuse_read(sc, (uint8_t *)rom, sizeof(*rom)); 1457291264Savos if (error != 0) 1458291264Savos return (error); 1459251538Srpaulo 1460251538Srpaulo /* XXX Weird but this is what the vendor driver does. */ 1461291264Savos sc->last_rom_addr = 0x1fa; 1462291264Savos error = urtwn_efuse_read_next(sc, &sc->pa_setting); 1463291264Savos if (error != 0) 1464291264Savos return (error); 1465251538Srpaulo DPRINTF("PA setting=0x%x\n", sc->pa_setting); 1466251538Srpaulo 1467251538Srpaulo sc->board_type = MS(rom->rf_opt1, R92C_ROM_RF1_BOARD_TYPE); 1468251538Srpaulo 1469251538Srpaulo sc->regulatory = MS(rom->rf_opt1, R92C_ROM_RF1_REGULATORY); 1470251538Srpaulo DPRINTF("regulatory type=%d\n", sc->regulatory); 1471287197Sglebius IEEE80211_ADDR_COPY(sc->sc_ic.ic_macaddr, rom->macaddr); 1472251538Srpaulo 1473264912Skevlo sc->sc_rf_write = urtwn_r92c_rf_write; 1474264912Skevlo sc->sc_power_on = urtwn_r92c_power_on; 1475291264Savos 1476291264Savos return (0); 1477251538Srpaulo} 1478251538Srpaulo 1479291264Savosstatic int 1480264912Skevlourtwn_r88e_read_rom(struct urtwn_softc *sc) 1481264912Skevlo{ 1482291264Savos uint8_t *rom = sc->rom.r88e_rom; 1483291264Savos uint16_t addr; 1484291264Savos int error, i; 1485264912Skevlo 1486291264Savos error = urtwn_efuse_read(sc, rom, sizeof(sc->rom.r88e_rom)); 1487291264Savos if (error != 0) 1488291264Savos return (error); 1489264912Skevlo 1490264912Skevlo addr = 0x10; 1491264912Skevlo for (i = 0; i < 6; i++) 1492291264Savos sc->cck_tx_pwr[i] = rom[addr++]; 1493264912Skevlo for (i = 0; i < 5; i++) 1494291264Savos sc->ht40_tx_pwr[i] = rom[addr++]; 1495291264Savos sc->bw20_tx_pwr_diff = (rom[addr] & 0xf0) >> 4; 1496264912Skevlo if (sc->bw20_tx_pwr_diff & 0x08) 1497264912Skevlo sc->bw20_tx_pwr_diff |= 0xf0; 1498291264Savos sc->ofdm_tx_pwr_diff = (rom[addr] & 0xf); 1499264912Skevlo if (sc->ofdm_tx_pwr_diff & 0x08) 1500264912Skevlo sc->ofdm_tx_pwr_diff |= 0xf0; 1501291264Savos sc->regulatory = MS(rom[0xc1], R92C_ROM_RF1_REGULATORY); 1502291264Savos IEEE80211_ADDR_COPY(sc->sc_ic.ic_macaddr, &rom[0xd7]); 1503264912Skevlo 1504264912Skevlo sc->sc_rf_write = urtwn_r88e_rf_write; 1505264912Skevlo sc->sc_power_on = urtwn_r88e_power_on; 1506291264Savos 1507291264Savos return (0); 1508264912Skevlo} 1509264912Skevlo 1510251538Srpaulo/* 1511251538Srpaulo * Initialize rate adaptation in firmware. 1512251538Srpaulo */ 1513251538Srpaulostatic int 1514251538Srpaulourtwn_ra_init(struct urtwn_softc *sc) 1515251538Srpaulo{ 1516287197Sglebius struct ieee80211com *ic = &sc->sc_ic; 1517251538Srpaulo struct ieee80211vap *vap = TAILQ_FIRST(&ic->ic_vaps); 1518251538Srpaulo struct ieee80211_node *ni; 1519251538Srpaulo struct ieee80211_rateset *rs; 1520251538Srpaulo struct r92c_fw_cmd_macid_cfg cmd; 1521251538Srpaulo uint32_t rates, basicrates; 1522251538Srpaulo uint8_t mode; 1523251538Srpaulo int maxrate, maxbasicrate, error, i, j; 1524251538Srpaulo 1525251538Srpaulo ni = ieee80211_ref_node(vap->iv_bss); 1526251538Srpaulo rs = &ni->ni_rates; 1527251538Srpaulo 1528251538Srpaulo /* Get normal and basic rates mask. */ 1529251538Srpaulo rates = basicrates = 0; 1530251538Srpaulo maxrate = maxbasicrate = 0; 1531251538Srpaulo for (i = 0; i < rs->rs_nrates; i++) { 1532251538Srpaulo /* Convert 802.11 rate to HW rate index. */ 1533289758Savos for (j = 0; j < nitems(ridx2rate); j++) 1534289758Savos if ((rs->rs_rates[i] & IEEE80211_RATE_VAL) == 1535289758Savos ridx2rate[j]) 1536251538Srpaulo break; 1537289758Savos if (j == nitems(ridx2rate)) /* Unknown rate, skip. */ 1538251538Srpaulo continue; 1539251538Srpaulo rates |= 1 << j; 1540251538Srpaulo if (j > maxrate) 1541251538Srpaulo maxrate = j; 1542251538Srpaulo if (rs->rs_rates[i] & IEEE80211_RATE_BASIC) { 1543251538Srpaulo basicrates |= 1 << j; 1544251538Srpaulo if (j > maxbasicrate) 1545251538Srpaulo maxbasicrate = j; 1546251538Srpaulo } 1547251538Srpaulo } 1548251538Srpaulo if (ic->ic_curmode == IEEE80211_MODE_11B) 1549251538Srpaulo mode = R92C_RAID_11B; 1550251538Srpaulo else 1551251538Srpaulo mode = R92C_RAID_11BG; 1552251538Srpaulo DPRINTF("mode=0x%x rates=0x%08x, basicrates=0x%08x\n", 1553251538Srpaulo mode, rates, basicrates); 1554251538Srpaulo 1555251538Srpaulo /* Set rates mask for group addressed frames. */ 1556251538Srpaulo cmd.macid = URTWN_MACID_BC | URTWN_MACID_VALID; 1557251538Srpaulo cmd.mask = htole32(mode << 28 | basicrates); 1558251538Srpaulo error = urtwn_fw_cmd(sc, R92C_CMD_MACID_CONFIG, &cmd, sizeof(cmd)); 1559251538Srpaulo if (error != 0) { 1560252401Srpaulo ieee80211_free_node(ni); 1561251538Srpaulo device_printf(sc->sc_dev, 1562251538Srpaulo "could not add broadcast station\n"); 1563251538Srpaulo return (error); 1564251538Srpaulo } 1565251538Srpaulo /* Set initial MRR rate. */ 1566251538Srpaulo DPRINTF("maxbasicrate=%d\n", maxbasicrate); 1567251538Srpaulo urtwn_write_1(sc, R92C_INIDATA_RATE_SEL(URTWN_MACID_BC), 1568251538Srpaulo maxbasicrate); 1569251538Srpaulo 1570251538Srpaulo /* Set rates mask for unicast frames. */ 1571251538Srpaulo cmd.macid = URTWN_MACID_BSS | URTWN_MACID_VALID; 1572251538Srpaulo cmd.mask = htole32(mode << 28 | rates); 1573251538Srpaulo error = urtwn_fw_cmd(sc, R92C_CMD_MACID_CONFIG, &cmd, sizeof(cmd)); 1574251538Srpaulo if (error != 0) { 1575252401Srpaulo ieee80211_free_node(ni); 1576251538Srpaulo device_printf(sc->sc_dev, "could not add BSS station\n"); 1577251538Srpaulo return (error); 1578251538Srpaulo } 1579251538Srpaulo /* Set initial MRR rate. */ 1580251538Srpaulo DPRINTF("maxrate=%d\n", maxrate); 1581251538Srpaulo urtwn_write_1(sc, R92C_INIDATA_RATE_SEL(URTWN_MACID_BSS), 1582251538Srpaulo maxrate); 1583251538Srpaulo 1584251538Srpaulo /* Indicate highest supported rate. */ 1585252403Srpaulo ni->ni_txrate = rs->rs_rates[rs->rs_nrates - 1]; 1586252401Srpaulo ieee80211_free_node(ni); 1587252401Srpaulo 1588251538Srpaulo return (0); 1589251538Srpaulo} 1590251538Srpaulo 1591290439Savosstatic void 1592290631Savosurtwn_init_beacon(struct urtwn_softc *sc, struct urtwn_vap *uvp) 1593251538Srpaulo{ 1594290631Savos struct r92c_tx_desc *txd = &uvp->bcn_desc; 1595290631Savos 1596290631Savos txd->txdw0 = htole32( 1597290631Savos SM(R92C_TXDW0_OFFSET, sizeof(*txd)) | R92C_TXDW0_BMCAST | 1598290631Savos R92C_TXDW0_OWN | R92C_TXDW0_FSG | R92C_TXDW0_LSG); 1599290631Savos txd->txdw1 = htole32( 1600290631Savos SM(R92C_TXDW1_QSEL, R92C_TXDW1_QSEL_BEACON) | 1601290631Savos SM(R92C_TXDW1_RAID, R92C_RAID_11B)); 1602290631Savos 1603291858Savos if (sc->chip & URTWN_CHIP_88E) { 1604290631Savos txd->txdw1 |= htole32(SM(R88E_TXDW1_MACID, URTWN_MACID_BC)); 1605291858Savos txd->txdseq |= htole16(R88E_TXDSEQ_HWSEQ_EN); 1606291858Savos } else { 1607290631Savos txd->txdw1 |= htole32(SM(R92C_TXDW1_MACID, URTWN_MACID_BC)); 1608291858Savos txd->txdw4 |= htole32(R92C_TXDW4_HWSEQ_EN); 1609291858Savos } 1610290631Savos 1611290631Savos txd->txdw4 = htole32(R92C_TXDW4_DRVRATE); 1612290631Savos txd->txdw5 = htole32(SM(R92C_TXDW5_DATARATE, URTWN_RIDX_CCK1)); 1613251538Srpaulo} 1614251538Srpaulo 1615290631Savosstatic int 1616290631Savosurtwn_setup_beacon(struct urtwn_softc *sc, struct ieee80211_node *ni) 1617290631Savos{ 1618290631Savos struct ieee80211vap *vap = ni->ni_vap; 1619290631Savos struct urtwn_vap *uvp = URTWN_VAP(vap); 1620290631Savos struct mbuf *m; 1621290631Savos int error; 1622290631Savos 1623290631Savos URTWN_ASSERT_LOCKED(sc); 1624290631Savos 1625290631Savos if (ni->ni_chan == IEEE80211_CHAN_ANYC) 1626290631Savos return (EINVAL); 1627290631Savos 1628290631Savos m = ieee80211_beacon_alloc(ni); 1629290631Savos if (m == NULL) { 1630290631Savos device_printf(sc->sc_dev, 1631290631Savos "%s: could not allocate beacon frame\n", __func__); 1632290631Savos return (ENOMEM); 1633290631Savos } 1634290631Savos 1635290631Savos if (uvp->bcn_mbuf != NULL) 1636290631Savos m_freem(uvp->bcn_mbuf); 1637290631Savos 1638290631Savos uvp->bcn_mbuf = m; 1639290631Savos 1640290631Savos if ((error = urtwn_tx_beacon(sc, uvp)) != 0) 1641290631Savos return (error); 1642290631Savos 1643290631Savos /* XXX bcnq stuck workaround */ 1644290631Savos if ((error = urtwn_tx_beacon(sc, uvp)) != 0) 1645290631Savos return (error); 1646290631Savos 1647290631Savos return (0); 1648290631Savos} 1649290631Savos 1650251538Srpaulostatic void 1651290631Savosurtwn_update_beacon(struct ieee80211vap *vap, int item) 1652290631Savos{ 1653290631Savos struct urtwn_softc *sc = vap->iv_ic->ic_softc; 1654290631Savos struct urtwn_vap *uvp = URTWN_VAP(vap); 1655290631Savos struct ieee80211_beacon_offsets *bo = &vap->iv_bcn_off; 1656290631Savos struct ieee80211_node *ni = vap->iv_bss; 1657290631Savos int mcast = 0; 1658290631Savos 1659290631Savos URTWN_LOCK(sc); 1660290631Savos if (uvp->bcn_mbuf == NULL) { 1661290631Savos uvp->bcn_mbuf = ieee80211_beacon_alloc(ni); 1662290631Savos if (uvp->bcn_mbuf == NULL) { 1663290631Savos device_printf(sc->sc_dev, 1664290631Savos "%s: could not allocate beacon frame\n", __func__); 1665290631Savos URTWN_UNLOCK(sc); 1666290631Savos return; 1667290631Savos } 1668290631Savos } 1669290631Savos URTWN_UNLOCK(sc); 1670290631Savos 1671290631Savos if (item == IEEE80211_BEACON_TIM) 1672290631Savos mcast = 1; /* XXX */ 1673290631Savos 1674290631Savos setbit(bo->bo_flags, item); 1675290631Savos ieee80211_beacon_update(ni, uvp->bcn_mbuf, mcast); 1676290631Savos 1677290631Savos URTWN_LOCK(sc); 1678290631Savos urtwn_tx_beacon(sc, uvp); 1679290631Savos URTWN_UNLOCK(sc); 1680290631Savos} 1681290631Savos 1682290631Savos/* 1683290631Savos * Push a beacon frame into the chip. Beacon will 1684290631Savos * be repeated by the chip every R92C_BCN_INTERVAL. 1685290631Savos */ 1686290631Savosstatic int 1687290631Savosurtwn_tx_beacon(struct urtwn_softc *sc, struct urtwn_vap *uvp) 1688290631Savos{ 1689290631Savos struct r92c_tx_desc *desc = &uvp->bcn_desc; 1690290631Savos struct urtwn_data *bf; 1691290631Savos 1692290631Savos URTWN_ASSERT_LOCKED(sc); 1693290631Savos 1694290631Savos bf = urtwn_getbuf(sc); 1695290631Savos if (bf == NULL) 1696290631Savos return (ENOMEM); 1697290631Savos 1698290631Savos memcpy(bf->buf, desc, sizeof(*desc)); 1699290631Savos urtwn_tx_start(sc, uvp->bcn_mbuf, IEEE80211_FC0_TYPE_MGT, bf); 1700290631Savos 1701290631Savos sc->sc_txtimer = 5; 1702290631Savos callout_reset(&sc->sc_watchdog_ch, hz, urtwn_watchdog, sc); 1703290631Savos 1704290631Savos return (0); 1705290631Savos} 1706290631Savos 1707290631Savosstatic void 1708290651Savosurtwn_tsf_task_adhoc(void *arg, int pending) 1709290651Savos{ 1710290651Savos struct ieee80211vap *vap = arg; 1711290651Savos struct urtwn_softc *sc = vap->iv_ic->ic_softc; 1712290651Savos struct ieee80211_node *ni; 1713290651Savos uint32_t reg; 1714290651Savos 1715290651Savos URTWN_LOCK(sc); 1716290651Savos ni = ieee80211_ref_node(vap->iv_bss); 1717290651Savos reg = urtwn_read_1(sc, R92C_BCN_CTRL); 1718290651Savos 1719290651Savos /* Accept beacons with the same BSSID. */ 1720290651Savos urtwn_set_rx_bssid_all(sc, 0); 1721290651Savos 1722290651Savos /* Enable synchronization. */ 1723290651Savos reg &= ~R92C_BCN_CTRL_DIS_TSF_UDT0; 1724290651Savos urtwn_write_1(sc, R92C_BCN_CTRL, reg); 1725290651Savos 1726290651Savos /* Synchronize. */ 1727290651Savos usb_pause_mtx(&sc->sc_mtx, hz * ni->ni_intval * 5 / 1000); 1728290651Savos 1729290651Savos /* Disable synchronization. */ 1730290651Savos reg |= R92C_BCN_CTRL_DIS_TSF_UDT0; 1731290651Savos urtwn_write_1(sc, R92C_BCN_CTRL, reg); 1732290651Savos 1733290651Savos /* Remove beacon filter. */ 1734290651Savos urtwn_set_rx_bssid_all(sc, 1); 1735290651Savos 1736290651Savos /* Enable beaconing. */ 1737290651Savos urtwn_write_1(sc, R92C_MBID_NUM, 1738290651Savos urtwn_read_1(sc, R92C_MBID_NUM) | R92C_MBID_TXBCN_RPT0); 1739290651Savos reg |= R92C_BCN_CTRL_EN_BCN; 1740290651Savos 1741290651Savos urtwn_write_1(sc, R92C_BCN_CTRL, reg); 1742290651Savos ieee80211_free_node(ni); 1743290651Savos URTWN_UNLOCK(sc); 1744290651Savos} 1745290651Savos 1746290651Savosstatic void 1747290631Savosurtwn_tsf_sync_enable(struct urtwn_softc *sc, struct ieee80211vap *vap) 1748290631Savos{ 1749290651Savos struct ieee80211com *ic = &sc->sc_ic; 1750290651Savos struct urtwn_vap *uvp = URTWN_VAP(vap); 1751290651Savos 1752290631Savos /* Reset TSF. */ 1753290631Savos urtwn_write_1(sc, R92C_DUAL_TSF_RST, R92C_DUAL_TSF_RST0); 1754290631Savos 1755290631Savos switch (vap->iv_opmode) { 1756290631Savos case IEEE80211_M_STA: 1757290631Savos /* Enable TSF synchronization. */ 1758290631Savos urtwn_write_1(sc, R92C_BCN_CTRL, 1759290631Savos urtwn_read_1(sc, R92C_BCN_CTRL) & 1760290631Savos ~R92C_BCN_CTRL_DIS_TSF_UDT0); 1761290631Savos break; 1762290651Savos case IEEE80211_M_IBSS: 1763290651Savos ieee80211_runtask(ic, &uvp->tsf_task_adhoc); 1764290651Savos break; 1765290631Savos case IEEE80211_M_HOSTAP: 1766290631Savos /* Enable beaconing. */ 1767290631Savos urtwn_write_1(sc, R92C_MBID_NUM, 1768290631Savos urtwn_read_1(sc, R92C_MBID_NUM) | R92C_MBID_TXBCN_RPT0); 1769290631Savos urtwn_write_1(sc, R92C_BCN_CTRL, 1770290631Savos urtwn_read_1(sc, R92C_BCN_CTRL) | R92C_BCN_CTRL_EN_BCN); 1771290631Savos break; 1772290631Savos default: 1773290631Savos device_printf(sc->sc_dev, "undefined opmode %d\n", 1774290631Savos vap->iv_opmode); 1775290631Savos return; 1776290631Savos } 1777290631Savos} 1778290631Savos 1779290631Savosstatic void 1780251538Srpaulourtwn_set_led(struct urtwn_softc *sc, int led, int on) 1781251538Srpaulo{ 1782251538Srpaulo uint8_t reg; 1783281069Srpaulo 1784251538Srpaulo if (led == URTWN_LED_LINK) { 1785264912Skevlo if (sc->chip & URTWN_CHIP_88E) { 1786264912Skevlo reg = urtwn_read_1(sc, R92C_LEDCFG2) & 0xf0; 1787264912Skevlo urtwn_write_1(sc, R92C_LEDCFG2, reg | 0x60); 1788264912Skevlo if (!on) { 1789264912Skevlo reg = urtwn_read_1(sc, R92C_LEDCFG2) & 0x90; 1790264912Skevlo urtwn_write_1(sc, R92C_LEDCFG2, 1791264912Skevlo reg | R92C_LEDCFG0_DIS); 1792264912Skevlo urtwn_write_1(sc, R92C_MAC_PINMUX_CFG, 1793264912Skevlo urtwn_read_1(sc, R92C_MAC_PINMUX_CFG) & 1794264912Skevlo 0xfe); 1795264912Skevlo } 1796264912Skevlo } else { 1797264912Skevlo reg = urtwn_read_1(sc, R92C_LEDCFG0) & 0x70; 1798264912Skevlo if (!on) 1799264912Skevlo reg |= R92C_LEDCFG0_DIS; 1800264912Skevlo urtwn_write_1(sc, R92C_LEDCFG0, reg); 1801264912Skevlo } 1802264912Skevlo sc->ledlink = on; /* Save LED state. */ 1803251538Srpaulo } 1804251538Srpaulo} 1805251538Srpaulo 1806289811Savosstatic void 1807289811Savosurtwn_set_mode(struct urtwn_softc *sc, uint8_t mode) 1808289811Savos{ 1809289811Savos uint8_t reg; 1810289811Savos 1811289811Savos reg = urtwn_read_1(sc, R92C_MSR); 1812289811Savos reg = (reg & ~R92C_MSR_MASK) | mode; 1813289811Savos urtwn_write_1(sc, R92C_MSR, reg); 1814289811Savos} 1815289811Savos 1816290651Savosstatic void 1817290651Savosurtwn_ibss_recv_mgmt(struct ieee80211_node *ni, struct mbuf *m, int subtype, 1818290651Savos const struct ieee80211_rx_stats *rxs, 1819290651Savos int rssi, int nf) 1820290651Savos{ 1821290651Savos struct ieee80211vap *vap = ni->ni_vap; 1822290651Savos struct urtwn_softc *sc = vap->iv_ic->ic_softc; 1823290651Savos struct urtwn_vap *uvp = URTWN_VAP(vap); 1824290651Savos uint64_t ni_tstamp, curr_tstamp; 1825290651Savos 1826290651Savos uvp->recv_mgmt(ni, m, subtype, rxs, rssi, nf); 1827290651Savos 1828290651Savos if (vap->iv_state == IEEE80211_S_RUN && 1829290651Savos (subtype == IEEE80211_FC0_SUBTYPE_BEACON || 1830290651Savos subtype == IEEE80211_FC0_SUBTYPE_PROBE_RESP)) { 1831290651Savos ni_tstamp = le64toh(ni->ni_tstamp.tsf); 1832290651Savos#ifdef D3831 1833290651Savos URTWN_LOCK(sc); 1834290651Savos urtwn_get_tsf(sc, &curr_tstamp); 1835290651Savos URTWN_UNLOCK(sc); 1836290651Savos curr_tstamp = le64toh(curr_tstamp); 1837290651Savos 1838290651Savos if (ni_tstamp >= curr_tstamp) 1839290651Savos (void) ieee80211_ibss_merge(ni); 1840290651Savos#else 1841290651Savos (void) sc; 1842290651Savos (void) curr_tstamp; 1843290651Savos#endif 1844290651Savos } 1845290651Savos} 1846290651Savos 1847251538Srpaulostatic int 1848251538Srpaulourtwn_newstate(struct ieee80211vap *vap, enum ieee80211_state nstate, int arg) 1849251538Srpaulo{ 1850251538Srpaulo struct urtwn_vap *uvp = URTWN_VAP(vap); 1851251538Srpaulo struct ieee80211com *ic = vap->iv_ic; 1852286949Sadrian struct urtwn_softc *sc = ic->ic_softc; 1853251538Srpaulo struct ieee80211_node *ni; 1854251538Srpaulo enum ieee80211_state ostate; 1855290631Savos uint32_t reg; 1856290631Savos uint8_t mode; 1857290631Savos int error = 0; 1858251538Srpaulo 1859251538Srpaulo ostate = vap->iv_state; 1860251538Srpaulo DPRINTF("%s -> %s\n", ieee80211_state_name[ostate], 1861251538Srpaulo ieee80211_state_name[nstate]); 1862251538Srpaulo 1863251538Srpaulo IEEE80211_UNLOCK(ic); 1864251538Srpaulo URTWN_LOCK(sc); 1865251538Srpaulo callout_stop(&sc->sc_watchdog_ch); 1866251538Srpaulo 1867251538Srpaulo if (ostate == IEEE80211_S_RUN) { 1868251538Srpaulo /* Turn link LED off. */ 1869251538Srpaulo urtwn_set_led(sc, URTWN_LED_LINK, 0); 1870251538Srpaulo 1871251538Srpaulo /* Set media status to 'No Link'. */ 1872289811Savos urtwn_set_mode(sc, R92C_MSR_NOLINK); 1873251538Srpaulo 1874251538Srpaulo /* Stop Rx of data frames. */ 1875251538Srpaulo urtwn_write_2(sc, R92C_RXFLTMAP2, 0); 1876251538Srpaulo 1877251538Srpaulo /* Disable TSF synchronization. */ 1878251538Srpaulo urtwn_write_1(sc, R92C_BCN_CTRL, 1879290631Savos (urtwn_read_1(sc, R92C_BCN_CTRL) & ~R92C_BCN_CTRL_EN_BCN) | 1880251538Srpaulo R92C_BCN_CTRL_DIS_TSF_UDT0); 1881251538Srpaulo 1882290631Savos /* Disable beaconing. */ 1883290631Savos urtwn_write_1(sc, R92C_MBID_NUM, 1884290631Savos urtwn_read_1(sc, R92C_MBID_NUM) & ~R92C_MBID_TXBCN_RPT0); 1885290631Savos 1886290631Savos /* Reset TSF. */ 1887290631Savos urtwn_write_1(sc, R92C_DUAL_TSF_RST, R92C_DUAL_TSF_RST0); 1888290631Savos 1889251538Srpaulo /* Reset EDCA parameters. */ 1890251538Srpaulo urtwn_write_4(sc, R92C_EDCA_VO_PARAM, 0x002f3217); 1891251538Srpaulo urtwn_write_4(sc, R92C_EDCA_VI_PARAM, 0x005e4317); 1892251538Srpaulo urtwn_write_4(sc, R92C_EDCA_BE_PARAM, 0x00105320); 1893251538Srpaulo urtwn_write_4(sc, R92C_EDCA_BK_PARAM, 0x0000a444); 1894251538Srpaulo } 1895251538Srpaulo 1896251538Srpaulo switch (nstate) { 1897251538Srpaulo case IEEE80211_S_INIT: 1898251538Srpaulo /* Turn link LED off. */ 1899251538Srpaulo urtwn_set_led(sc, URTWN_LED_LINK, 0); 1900251538Srpaulo break; 1901251538Srpaulo case IEEE80211_S_SCAN: 1902251538Srpaulo /* Pause AC Tx queues. */ 1903251538Srpaulo urtwn_write_1(sc, R92C_TXPAUSE, 1904251538Srpaulo urtwn_read_1(sc, R92C_TXPAUSE) | 0x0f); 1905251538Srpaulo break; 1906251538Srpaulo case IEEE80211_S_AUTH: 1907251538Srpaulo urtwn_set_chan(sc, ic->ic_curchan, NULL); 1908251538Srpaulo break; 1909251538Srpaulo case IEEE80211_S_RUN: 1910251538Srpaulo if (vap->iv_opmode == IEEE80211_M_MONITOR) { 1911251538Srpaulo /* Turn link LED on. */ 1912251538Srpaulo urtwn_set_led(sc, URTWN_LED_LINK, 1); 1913251538Srpaulo break; 1914251538Srpaulo } 1915251538Srpaulo 1916251538Srpaulo ni = ieee80211_ref_node(vap->iv_bss); 1917290631Savos 1918290631Savos if (ic->ic_bsschan == IEEE80211_CHAN_ANYC || 1919290631Savos ni->ni_chan == IEEE80211_CHAN_ANYC) { 1920290631Savos device_printf(sc->sc_dev, 1921290631Savos "%s: could not move to RUN state\n", __func__); 1922290631Savos error = EINVAL; 1923290631Savos goto end_run; 1924290631Savos } 1925290631Savos 1926290631Savos switch (vap->iv_opmode) { 1927290631Savos case IEEE80211_M_STA: 1928290631Savos mode = R92C_MSR_INFRA; 1929290631Savos break; 1930290651Savos case IEEE80211_M_IBSS: 1931290651Savos mode = R92C_MSR_ADHOC; 1932290651Savos break; 1933290631Savos case IEEE80211_M_HOSTAP: 1934290631Savos mode = R92C_MSR_AP; 1935290631Savos break; 1936290631Savos default: 1937290631Savos device_printf(sc->sc_dev, "undefined opmode %d\n", 1938290631Savos vap->iv_opmode); 1939290631Savos error = EINVAL; 1940290631Savos goto end_run; 1941290631Savos } 1942290631Savos 1943251538Srpaulo /* Set media status to 'Associated'. */ 1944290631Savos urtwn_set_mode(sc, mode); 1945251538Srpaulo 1946251538Srpaulo /* Set BSSID. */ 1947251538Srpaulo urtwn_write_4(sc, R92C_BSSID + 0, LE_READ_4(&ni->ni_bssid[0])); 1948251538Srpaulo urtwn_write_4(sc, R92C_BSSID + 4, LE_READ_2(&ni->ni_bssid[4])); 1949251538Srpaulo 1950251538Srpaulo if (ic->ic_curmode == IEEE80211_MODE_11B) 1951251538Srpaulo urtwn_write_1(sc, R92C_INIRTS_RATE_SEL, 0); 1952251538Srpaulo else /* 802.11b/g */ 1953251538Srpaulo urtwn_write_1(sc, R92C_INIRTS_RATE_SEL, 3); 1954251538Srpaulo 1955251538Srpaulo /* Enable Rx of data frames. */ 1956251538Srpaulo urtwn_write_2(sc, R92C_RXFLTMAP2, 0xffff); 1957251538Srpaulo 1958251538Srpaulo /* Flush all AC queues. */ 1959251538Srpaulo urtwn_write_1(sc, R92C_TXPAUSE, 0); 1960251538Srpaulo 1961251538Srpaulo /* Set beacon interval. */ 1962251538Srpaulo urtwn_write_2(sc, R92C_BCN_INTERVAL, ni->ni_intval); 1963251538Srpaulo 1964251538Srpaulo /* Allow Rx from our BSSID only. */ 1965290564Savos if (ic->ic_promisc == 0) { 1966290631Savos reg = urtwn_read_4(sc, R92C_RCR); 1967290631Savos 1968290631Savos if (vap->iv_opmode != IEEE80211_M_HOSTAP) 1969290631Savos reg |= R92C_RCR_CBSSID_DATA; 1970290651Savos if (vap->iv_opmode != IEEE80211_M_IBSS) 1971290651Savos reg |= R92C_RCR_CBSSID_BCN; 1972290631Savos 1973290631Savos urtwn_write_4(sc, R92C_RCR, reg); 1974290564Savos } 1975251538Srpaulo 1976290651Savos if (vap->iv_opmode == IEEE80211_M_HOSTAP || 1977290651Savos vap->iv_opmode == IEEE80211_M_IBSS) { 1978290631Savos error = urtwn_setup_beacon(sc, ni); 1979290631Savos if (error != 0) { 1980290631Savos device_printf(sc->sc_dev, 1981290631Savos "unable to push beacon into the chip, " 1982290631Savos "error %d\n", error); 1983290631Savos goto end_run; 1984290631Savos } 1985290631Savos } 1986290631Savos 1987251538Srpaulo /* Enable TSF synchronization. */ 1988290631Savos urtwn_tsf_sync_enable(sc, vap); 1989251538Srpaulo 1990251538Srpaulo urtwn_write_1(sc, R92C_SIFS_CCK + 1, 10); 1991251538Srpaulo urtwn_write_1(sc, R92C_SIFS_OFDM + 1, 10); 1992251538Srpaulo urtwn_write_1(sc, R92C_SPEC_SIFS + 1, 10); 1993251538Srpaulo urtwn_write_1(sc, R92C_MAC_SPEC_SIFS + 1, 10); 1994251538Srpaulo urtwn_write_1(sc, R92C_R2T_SIFS + 1, 10); 1995251538Srpaulo urtwn_write_1(sc, R92C_T2T_SIFS + 1, 10); 1996251538Srpaulo 1997251538Srpaulo /* Intialize rate adaptation. */ 1998264912Skevlo if (sc->chip & URTWN_CHIP_88E) 1999264912Skevlo ni->ni_txrate = 2000264912Skevlo ni->ni_rates.rs_rates[ni->ni_rates.rs_nrates-1]; 2001281069Srpaulo else 2002264912Skevlo urtwn_ra_init(sc); 2003251538Srpaulo /* Turn link LED on. */ 2004251538Srpaulo urtwn_set_led(sc, URTWN_LED_LINK, 1); 2005251538Srpaulo 2006251538Srpaulo sc->avg_pwdb = -1; /* Reset average RSSI. */ 2007251538Srpaulo /* Reset temperature calibration state machine. */ 2008251538Srpaulo sc->thcal_state = 0; 2009251538Srpaulo sc->thcal_lctemp = 0; 2010290631Savos 2011290631Savosend_run: 2012251538Srpaulo ieee80211_free_node(ni); 2013251538Srpaulo break; 2014251538Srpaulo default: 2015251538Srpaulo break; 2016251538Srpaulo } 2017290631Savos 2018251538Srpaulo URTWN_UNLOCK(sc); 2019251538Srpaulo IEEE80211_LOCK(ic); 2020290631Savos return (error != 0 ? error : uvp->newstate(vap, nstate, arg)); 2021251538Srpaulo} 2022251538Srpaulo 2023251538Srpaulostatic void 2024251538Srpaulourtwn_watchdog(void *arg) 2025251538Srpaulo{ 2026251538Srpaulo struct urtwn_softc *sc = arg; 2027251538Srpaulo 2028251538Srpaulo if (sc->sc_txtimer > 0) { 2029251538Srpaulo if (--sc->sc_txtimer == 0) { 2030251538Srpaulo device_printf(sc->sc_dev, "device timeout\n"); 2031287197Sglebius counter_u64_add(sc->sc_ic.ic_oerrors, 1); 2032251538Srpaulo return; 2033251538Srpaulo } 2034251538Srpaulo callout_reset(&sc->sc_watchdog_ch, hz, urtwn_watchdog, sc); 2035251538Srpaulo } 2036251538Srpaulo} 2037251538Srpaulo 2038251538Srpaulostatic void 2039251538Srpaulourtwn_update_avgrssi(struct urtwn_softc *sc, int rate, int8_t rssi) 2040251538Srpaulo{ 2041251538Srpaulo int pwdb; 2042251538Srpaulo 2043251538Srpaulo /* Convert antenna signal to percentage. */ 2044251538Srpaulo if (rssi <= -100 || rssi >= 20) 2045251538Srpaulo pwdb = 0; 2046251538Srpaulo else if (rssi >= 0) 2047251538Srpaulo pwdb = 100; 2048251538Srpaulo else 2049251538Srpaulo pwdb = 100 + rssi; 2050264912Skevlo if (!(sc->chip & URTWN_CHIP_88E)) { 2051289758Savos if (rate <= URTWN_RIDX_CCK11) { 2052264912Skevlo /* CCK gain is smaller than OFDM/MCS gain. */ 2053264912Skevlo pwdb += 6; 2054264912Skevlo if (pwdb > 100) 2055264912Skevlo pwdb = 100; 2056264912Skevlo if (pwdb <= 14) 2057264912Skevlo pwdb -= 4; 2058264912Skevlo else if (pwdb <= 26) 2059264912Skevlo pwdb -= 8; 2060264912Skevlo else if (pwdb <= 34) 2061264912Skevlo pwdb -= 6; 2062264912Skevlo else if (pwdb <= 42) 2063264912Skevlo pwdb -= 2; 2064264912Skevlo } 2065251538Srpaulo } 2066251538Srpaulo if (sc->avg_pwdb == -1) /* Init. */ 2067251538Srpaulo sc->avg_pwdb = pwdb; 2068251538Srpaulo else if (sc->avg_pwdb < pwdb) 2069251538Srpaulo sc->avg_pwdb = ((sc->avg_pwdb * 19 + pwdb) / 20) + 1; 2070251538Srpaulo else 2071251538Srpaulo sc->avg_pwdb = ((sc->avg_pwdb * 19 + pwdb) / 20); 2072251538Srpaulo DPRINTFN(4, "PWDB=%d EMA=%d\n", pwdb, sc->avg_pwdb); 2073251538Srpaulo} 2074251538Srpaulo 2075251538Srpaulostatic int8_t 2076251538Srpaulourtwn_get_rssi(struct urtwn_softc *sc, int rate, void *physt) 2077251538Srpaulo{ 2078251538Srpaulo static const int8_t cckoff[] = { 16, -12, -26, -46 }; 2079251538Srpaulo struct r92c_rx_phystat *phy; 2080251538Srpaulo struct r92c_rx_cck *cck; 2081251538Srpaulo uint8_t rpt; 2082251538Srpaulo int8_t rssi; 2083251538Srpaulo 2084289758Savos if (rate <= URTWN_RIDX_CCK11) { 2085251538Srpaulo cck = (struct r92c_rx_cck *)physt; 2086251538Srpaulo if (sc->sc_flags & URTWN_FLAG_CCK_HIPWR) { 2087251538Srpaulo rpt = (cck->agc_rpt >> 5) & 0x3; 2088251538Srpaulo rssi = (cck->agc_rpt & 0x1f) << 1; 2089251538Srpaulo } else { 2090251538Srpaulo rpt = (cck->agc_rpt >> 6) & 0x3; 2091251538Srpaulo rssi = cck->agc_rpt & 0x3e; 2092251538Srpaulo } 2093251538Srpaulo rssi = cckoff[rpt] - rssi; 2094251538Srpaulo } else { /* OFDM/HT. */ 2095251538Srpaulo phy = (struct r92c_rx_phystat *)physt; 2096251538Srpaulo rssi = ((le32toh(phy->phydw1) >> 1) & 0x7f) - 110; 2097251538Srpaulo } 2098251538Srpaulo return (rssi); 2099251538Srpaulo} 2100251538Srpaulo 2101264912Skevlostatic int8_t 2102264912Skevlourtwn_r88e_get_rssi(struct urtwn_softc *sc, int rate, void *physt) 2103264912Skevlo{ 2104264912Skevlo struct r92c_rx_phystat *phy; 2105264912Skevlo struct r88e_rx_cck *cck; 2106264912Skevlo uint8_t cck_agc_rpt, lna_idx, vga_idx; 2107264912Skevlo int8_t rssi; 2108264912Skevlo 2109264972Skevlo rssi = 0; 2110289758Savos if (rate <= URTWN_RIDX_CCK11) { 2111264912Skevlo cck = (struct r88e_rx_cck *)physt; 2112264912Skevlo cck_agc_rpt = cck->agc_rpt; 2113264912Skevlo lna_idx = (cck_agc_rpt & 0xe0) >> 5; 2114281069Srpaulo vga_idx = cck_agc_rpt & 0x1f; 2115264912Skevlo switch (lna_idx) { 2116264912Skevlo case 7: 2117264912Skevlo if (vga_idx <= 27) 2118264912Skevlo rssi = -100 + 2* (27 - vga_idx); 2119264912Skevlo else 2120264912Skevlo rssi = -100; 2121264912Skevlo break; 2122264912Skevlo case 6: 2123264912Skevlo rssi = -48 + 2 * (2 - vga_idx); 2124264912Skevlo break; 2125264912Skevlo case 5: 2126264912Skevlo rssi = -42 + 2 * (7 - vga_idx); 2127264912Skevlo break; 2128264912Skevlo case 4: 2129264912Skevlo rssi = -36 + 2 * (7 - vga_idx); 2130264912Skevlo break; 2131264912Skevlo case 3: 2132264912Skevlo rssi = -24 + 2 * (7 - vga_idx); 2133264912Skevlo break; 2134264912Skevlo case 2: 2135264912Skevlo rssi = -12 + 2 * (5 - vga_idx); 2136264912Skevlo break; 2137264912Skevlo case 1: 2138264912Skevlo rssi = 8 - (2 * vga_idx); 2139264912Skevlo break; 2140264912Skevlo case 0: 2141264912Skevlo rssi = 14 - (2 * vga_idx); 2142264912Skevlo break; 2143264912Skevlo } 2144264912Skevlo rssi += 6; 2145264912Skevlo } else { /* OFDM/HT. */ 2146264912Skevlo phy = (struct r92c_rx_phystat *)physt; 2147264912Skevlo rssi = ((le32toh(phy->phydw1) >> 1) & 0x7f) - 110; 2148264912Skevlo } 2149264912Skevlo return (rssi); 2150264912Skevlo} 2151264912Skevlo 2152251538Srpaulostatic int 2153290630Savosurtwn_tx_data(struct urtwn_softc *sc, struct ieee80211_node *ni, 2154290630Savos struct mbuf *m, struct urtwn_data *data) 2155251538Srpaulo{ 2156251538Srpaulo struct ieee80211_frame *wh; 2157290630Savos struct ieee80211_key *k = NULL; 2158287197Sglebius struct ieee80211com *ic = &sc->sc_ic; 2159251538Srpaulo struct ieee80211vap *vap = ni->ni_vap; 2160251538Srpaulo struct r92c_tx_desc *txd; 2161290630Savos uint8_t macid, raid, ridx, subtype, type, qsel; 2162290630Savos int ismcast; 2163251538Srpaulo 2164251538Srpaulo URTWN_ASSERT_LOCKED(sc); 2165251538Srpaulo 2166251538Srpaulo /* 2167251538Srpaulo * Software crypto. 2168251538Srpaulo */ 2169290630Savos wh = mtod(m, struct ieee80211_frame *); 2170264912Skevlo type = wh->i_fc[0] & IEEE80211_FC0_TYPE_MASK; 2171290630Savos subtype = wh->i_fc[0] & IEEE80211_FC0_SUBTYPE_MASK; 2172290630Savos ismcast = IEEE80211_IS_MULTICAST(wh->i_addr1); 2173264912Skevlo 2174260444Skevlo if (wh->i_fc[1] & IEEE80211_FC1_PROTECTED) { 2175290630Savos k = ieee80211_crypto_encap(ni, m); 2176251538Srpaulo if (k == NULL) { 2177251538Srpaulo device_printf(sc->sc_dev, 2178251538Srpaulo "ieee80211_crypto_encap returns NULL.\n"); 2179251538Srpaulo return (ENOBUFS); 2180251538Srpaulo } 2181251538Srpaulo 2182251538Srpaulo /* in case packet header moved, reset pointer */ 2183290630Savos wh = mtod(m, struct ieee80211_frame *); 2184251538Srpaulo } 2185281069Srpaulo 2186251538Srpaulo /* Fill Tx descriptor. */ 2187251538Srpaulo txd = (struct r92c_tx_desc *)data->buf; 2188251538Srpaulo memset(txd, 0, sizeof(*txd)); 2189251538Srpaulo 2190251538Srpaulo txd->txdw0 |= htole32( 2191251538Srpaulo SM(R92C_TXDW0_OFFSET, sizeof(*txd)) | 2192251538Srpaulo R92C_TXDW0_OWN | R92C_TXDW0_FSG | R92C_TXDW0_LSG); 2193290630Savos if (ismcast) 2194251538Srpaulo txd->txdw0 |= htole32(R92C_TXDW0_BMCAST); 2195290630Savos 2196290630Savos raid = R92C_RAID_11B; /* by default */ 2197290630Savos ridx = URTWN_RIDX_CCK1; 2198290630Savos if (!ismcast) { 2199290630Savos macid = URTWN_MACID_BSS; 2200290630Savos 2201290630Savos if (type == IEEE80211_FC0_TYPE_DATA) { 2202290630Savos qsel = R92C_TXDW1_QSEL_BE; 2203290630Savos 2204290630Savos if (!(m->m_flags & M_EAPOL)) { 2205290630Savos if (ic->ic_curmode != IEEE80211_MODE_11B) { 2206290630Savos raid = R92C_RAID_11BG; 2207290630Savos ridx = URTWN_RIDX_OFDM54; 2208290630Savos } else 2209290630Savos ridx = URTWN_RIDX_CCK11; 2210251538Srpaulo } 2211290630Savos 2212290630Savos if (sc->chip & URTWN_CHIP_88E) 2213290630Savos txd->txdw2 |= htole32(R88E_TXDW2_AGGBK); 2214290630Savos else 2215290630Savos txd->txdw1 |= htole32(R92C_TXDW1_AGGBK); 2216290630Savos 2217290630Savos if (ic->ic_flags & IEEE80211_F_USEPROT) { 2218290630Savos switch (ic->ic_protmode) { 2219290630Savos case IEEE80211_PROT_CTSONLY: 2220290630Savos txd->txdw4 |= htole32( 2221290630Savos R92C_TXDW4_CTS2SELF | 2222290630Savos R92C_TXDW4_HWRTSEN); 2223290630Savos break; 2224290630Savos case IEEE80211_PROT_RTSCTS: 2225290630Savos txd->txdw4 |= htole32( 2226290630Savos R92C_TXDW4_RTSEN | 2227290630Savos R92C_TXDW4_HWRTSEN); 2228290630Savos break; 2229290630Savos default: 2230290630Savos break; 2231290630Savos } 2232290630Savos } 2233290630Savos txd->txdw4 |= htole32(SM(R92C_TXDW4_RTSRATE, 2234290630Savos URTWN_RIDX_OFDM24)); 2235290630Savos txd->txdw5 |= htole32(0x0001ff00); 2236290630Savos } else /* IEEE80211_FC0_TYPE_MGT */ 2237290630Savos qsel = R92C_TXDW1_QSEL_MGNT; 2238251538Srpaulo } else { 2239290630Savos macid = URTWN_MACID_BC; 2240290630Savos qsel = R92C_TXDW1_QSEL_MGNT; 2241290630Savos } 2242251538Srpaulo 2243290630Savos txd->txdw1 |= htole32( 2244290630Savos SM(R92C_TXDW1_QSEL, qsel) | 2245290630Savos SM(R92C_TXDW1_RAID, raid)); 2246290630Savos 2247290630Savos if (sc->chip & URTWN_CHIP_88E) 2248290630Savos txd->txdw1 |= htole32(SM(R88E_TXDW1_MACID, macid)); 2249290630Savos else 2250290630Savos txd->txdw1 |= htole32(SM(R92C_TXDW1_MACID, macid)); 2251290630Savos 2252290630Savos txd->txdw5 |= htole32(SM(R92C_TXDW5_DATARATE, ridx)); 2253291858Savos /* Force this rate if needed. */ 2254291858Savos if (ismcast || type != IEEE80211_FC0_TYPE_DATA || 2255291858Savos (m->m_flags & M_EAPOL)) 2256251538Srpaulo txd->txdw4 |= htole32(R92C_TXDW4_DRVRATE); 2257251538Srpaulo 2258288534Sadrian if (!IEEE80211_QOS_HAS_SEQ(wh)) { 2259251538Srpaulo /* Use HW sequence numbering for non-QoS frames. */ 2260291858Savos if (sc->chip & URTWN_CHIP_88E) 2261291858Savos txd->txdseq = htole16(R88E_TXDSEQ_HWSEQ_EN); 2262291858Savos else 2263291858Savos txd->txdw4 |= htole32(R92C_TXDW4_HWSEQ_EN); 2264290630Savos } else { 2265290630Savos /* Set sequence number. */ 2266290630Savos txd->txdseq = htole16(M_SEQNO_GET(m) % IEEE80211_SEQ_RANGE); 2267290630Savos } 2268251538Srpaulo 2269251538Srpaulo if (ieee80211_radiotap_active_vap(vap)) { 2270251538Srpaulo struct urtwn_tx_radiotap_header *tap = &sc->sc_txtap; 2271251538Srpaulo 2272251538Srpaulo tap->wt_flags = 0; 2273251538Srpaulo tap->wt_chan_freq = htole16(ic->ic_curchan->ic_freq); 2274251538Srpaulo tap->wt_chan_flags = htole16(ic->ic_curchan->ic_flags); 2275290630Savos if (k != NULL) 2276290630Savos tap->wt_flags |= IEEE80211_RADIOTAP_F_WEP; 2277290630Savos ieee80211_radiotap_tx(vap, m); 2278251538Srpaulo } 2279251538Srpaulo 2280290630Savos data->ni = ni; 2281251538Srpaulo 2282290630Savos urtwn_tx_start(sc, m, type, data); 2283290630Savos 2284290630Savos return (0); 2285290630Savos} 2286290630Savos 2287290630Savosstatic void 2288290630Savosurtwn_tx_start(struct urtwn_softc *sc, struct mbuf *m, uint8_t type, 2289290630Savos struct urtwn_data *data) 2290290630Savos{ 2291290630Savos struct usb_xfer *xfer; 2292290630Savos struct r92c_tx_desc *txd; 2293290630Savos uint16_t ac, sum; 2294290630Savos int i, xferlen; 2295290630Savos struct usb_xfer *urtwn_pipes[WME_NUM_AC] = { 2296290630Savos sc->sc_xfer[URTWN_BULK_TX_BE], 2297290630Savos sc->sc_xfer[URTWN_BULK_TX_BK], 2298290630Savos sc->sc_xfer[URTWN_BULK_TX_VI], 2299290630Savos sc->sc_xfer[URTWN_BULK_TX_VO] 2300290630Savos }; 2301290630Savos 2302290630Savos URTWN_ASSERT_LOCKED(sc); 2303290630Savos 2304290630Savos ac = M_WME_GETAC(m); 2305290630Savos 2306290630Savos switch (type) { 2307290630Savos case IEEE80211_FC0_TYPE_CTL: 2308290630Savos case IEEE80211_FC0_TYPE_MGT: 2309290630Savos xfer = sc->sc_xfer[URTWN_BULK_TX_VO]; 2310290630Savos break; 2311290630Savos default: 2312290630Savos xfer = urtwn_pipes[ac]; 2313290630Savos break; 2314290630Savos } 2315290630Savos 2316290630Savos txd = (struct r92c_tx_desc *)data->buf; 2317290630Savos txd->txdw0 |= htole32(SM(R92C_TXDW0_PKTLEN, m->m_pkthdr.len)); 2318290630Savos 2319290630Savos /* Compute Tx descriptor checksum. */ 2320290630Savos sum = 0; 2321290630Savos for (i = 0; i < sizeof(*txd) / 2; i++) 2322290630Savos sum ^= ((uint16_t *)txd)[i]; 2323290630Savos txd->txdsum = sum; /* NB: already little endian. */ 2324290630Savos 2325290630Savos xferlen = sizeof(*txd) + m->m_pkthdr.len; 2326290630Savos m_copydata(m, 0, m->m_pkthdr.len, (caddr_t)&txd[1]); 2327290630Savos 2328251538Srpaulo data->buflen = xferlen; 2329290630Savos data->m = m; 2330251538Srpaulo 2331251538Srpaulo STAILQ_INSERT_TAIL(&sc->sc_tx_pending, data, next); 2332251538Srpaulo usbd_transfer_start(xfer); 2333251538Srpaulo} 2334251538Srpaulo 2335287197Sglebiusstatic int 2336287197Sglebiusurtwn_transmit(struct ieee80211com *ic, struct mbuf *m) 2337251538Srpaulo{ 2338287197Sglebius struct urtwn_softc *sc = ic->ic_softc; 2339287197Sglebius int error; 2340261863Srpaulo 2341261863Srpaulo URTWN_LOCK(sc); 2342287197Sglebius if ((sc->sc_flags & URTWN_RUNNING) == 0) { 2343287197Sglebius URTWN_UNLOCK(sc); 2344287197Sglebius return (ENXIO); 2345287197Sglebius } 2346287197Sglebius error = mbufq_enqueue(&sc->sc_snd, m); 2347287197Sglebius if (error) { 2348287197Sglebius URTWN_UNLOCK(sc); 2349287197Sglebius return (error); 2350287197Sglebius } 2351287197Sglebius urtwn_start(sc); 2352261863Srpaulo URTWN_UNLOCK(sc); 2353287197Sglebius 2354287197Sglebius return (0); 2355261863Srpaulo} 2356261863Srpaulo 2357261863Srpaulostatic void 2358287197Sglebiusurtwn_start(struct urtwn_softc *sc) 2359261863Srpaulo{ 2360251538Srpaulo struct ieee80211_node *ni; 2361251538Srpaulo struct mbuf *m; 2362251538Srpaulo struct urtwn_data *bf; 2363251538Srpaulo 2364261863Srpaulo URTWN_ASSERT_LOCKED(sc); 2365287197Sglebius while ((m = mbufq_dequeue(&sc->sc_snd)) != NULL) { 2366251538Srpaulo bf = urtwn_getbuf(sc); 2367251538Srpaulo if (bf == NULL) { 2368287197Sglebius mbufq_prepend(&sc->sc_snd, m); 2369251538Srpaulo break; 2370251538Srpaulo } 2371251538Srpaulo ni = (struct ieee80211_node *)m->m_pkthdr.rcvif; 2372251538Srpaulo m->m_pkthdr.rcvif = NULL; 2373290630Savos if (urtwn_tx_data(sc, ni, m, bf) != 0) { 2374287197Sglebius if_inc_counter(ni->ni_vap->iv_ifp, 2375287197Sglebius IFCOUNTER_OERRORS, 1); 2376251538Srpaulo STAILQ_INSERT_HEAD(&sc->sc_tx_inactive, bf, next); 2377288353Sadrian m_freem(m); 2378251538Srpaulo ieee80211_free_node(ni); 2379251538Srpaulo break; 2380251538Srpaulo } 2381251538Srpaulo sc->sc_txtimer = 5; 2382251538Srpaulo callout_reset(&sc->sc_watchdog_ch, hz, urtwn_watchdog, sc); 2383251538Srpaulo } 2384251538Srpaulo} 2385251538Srpaulo 2386287197Sglebiusstatic void 2387287197Sglebiusurtwn_parent(struct ieee80211com *ic) 2388251538Srpaulo{ 2389286949Sadrian struct urtwn_softc *sc = ic->ic_softc; 2390251538Srpaulo 2391263153Skevlo URTWN_LOCK(sc); 2392287197Sglebius if (sc->sc_flags & URTWN_DETACHED) { 2393287197Sglebius URTWN_UNLOCK(sc); 2394287197Sglebius return; 2395287197Sglebius } 2396291698Savos URTWN_UNLOCK(sc); 2397291698Savos 2398287197Sglebius if (ic->ic_nrunning > 0) { 2399291698Savos if (urtwn_init(sc) != 0) { 2400291698Savos struct ieee80211vap *vap = TAILQ_FIRST(&ic->ic_vaps); 2401291698Savos if (vap != NULL) 2402291698Savos ieee80211_stop(vap); 2403291698Savos } else 2404291698Savos ieee80211_start_all(ic); 2405291698Savos } else 2406287197Sglebius urtwn_stop(sc); 2407251538Srpaulo} 2408251538Srpaulo 2409264912Skevlostatic __inline int 2410251538Srpaulourtwn_power_on(struct urtwn_softc *sc) 2411251538Srpaulo{ 2412264912Skevlo 2413264912Skevlo return sc->sc_power_on(sc); 2414264912Skevlo} 2415264912Skevlo 2416264912Skevlostatic int 2417264912Skevlourtwn_r92c_power_on(struct urtwn_softc *sc) 2418264912Skevlo{ 2419251538Srpaulo uint32_t reg; 2420291698Savos usb_error_t error; 2421251538Srpaulo int ntries; 2422251538Srpaulo 2423251538Srpaulo /* Wait for autoload done bit. */ 2424251538Srpaulo for (ntries = 0; ntries < 1000; ntries++) { 2425251538Srpaulo if (urtwn_read_1(sc, R92C_APS_FSMCO) & R92C_APS_FSMCO_PFM_ALDN) 2426251538Srpaulo break; 2427266472Shselasky urtwn_ms_delay(sc); 2428251538Srpaulo } 2429251538Srpaulo if (ntries == 1000) { 2430251538Srpaulo device_printf(sc->sc_dev, 2431251538Srpaulo "timeout waiting for chip autoload\n"); 2432251538Srpaulo return (ETIMEDOUT); 2433251538Srpaulo } 2434251538Srpaulo 2435251538Srpaulo /* Unlock ISO/CLK/Power control register. */ 2436291698Savos error = urtwn_write_1(sc, R92C_RSV_CTRL, 0); 2437291698Savos if (error != USB_ERR_NORMAL_COMPLETION) 2438291698Savos return (EIO); 2439251538Srpaulo /* Move SPS into PWM mode. */ 2440291698Savos error = urtwn_write_1(sc, R92C_SPS0_CTRL, 0x2b); 2441291698Savos if (error != USB_ERR_NORMAL_COMPLETION) 2442291698Savos return (EIO); 2443266472Shselasky urtwn_ms_delay(sc); 2444251538Srpaulo 2445251538Srpaulo reg = urtwn_read_1(sc, R92C_LDOV12D_CTRL); 2446251538Srpaulo if (!(reg & R92C_LDOV12D_CTRL_LDV12_EN)) { 2447291698Savos error = urtwn_write_1(sc, R92C_LDOV12D_CTRL, 2448251538Srpaulo reg | R92C_LDOV12D_CTRL_LDV12_EN); 2449291698Savos if (error != USB_ERR_NORMAL_COMPLETION) 2450291698Savos return (EIO); 2451266472Shselasky urtwn_ms_delay(sc); 2452291698Savos error = urtwn_write_1(sc, R92C_SYS_ISO_CTRL, 2453251538Srpaulo urtwn_read_1(sc, R92C_SYS_ISO_CTRL) & 2454251538Srpaulo ~R92C_SYS_ISO_CTRL_MD2PP); 2455291698Savos if (error != USB_ERR_NORMAL_COMPLETION) 2456291698Savos return (EIO); 2457251538Srpaulo } 2458251538Srpaulo 2459251538Srpaulo /* Auto enable WLAN. */ 2460291698Savos error = urtwn_write_2(sc, R92C_APS_FSMCO, 2461251538Srpaulo urtwn_read_2(sc, R92C_APS_FSMCO) | R92C_APS_FSMCO_APFM_ONMAC); 2462291698Savos if (error != USB_ERR_NORMAL_COMPLETION) 2463291698Savos return (EIO); 2464251538Srpaulo for (ntries = 0; ntries < 1000; ntries++) { 2465262822Skevlo if (!(urtwn_read_2(sc, R92C_APS_FSMCO) & 2466262822Skevlo R92C_APS_FSMCO_APFM_ONMAC)) 2467251538Srpaulo break; 2468266472Shselasky urtwn_ms_delay(sc); 2469251538Srpaulo } 2470251538Srpaulo if (ntries == 1000) { 2471251538Srpaulo device_printf(sc->sc_dev, 2472251538Srpaulo "timeout waiting for MAC auto ON\n"); 2473251538Srpaulo return (ETIMEDOUT); 2474251538Srpaulo } 2475251538Srpaulo 2476251538Srpaulo /* Enable radio, GPIO and LED functions. */ 2477291698Savos error = urtwn_write_2(sc, R92C_APS_FSMCO, 2478251538Srpaulo R92C_APS_FSMCO_AFSM_HSUS | 2479251538Srpaulo R92C_APS_FSMCO_PDN_EN | 2480251538Srpaulo R92C_APS_FSMCO_PFM_ALDN); 2481291698Savos if (error != USB_ERR_NORMAL_COMPLETION) 2482291698Savos return (EIO); 2483251538Srpaulo /* Release RF digital isolation. */ 2484291698Savos error = urtwn_write_2(sc, R92C_SYS_ISO_CTRL, 2485251538Srpaulo urtwn_read_2(sc, R92C_SYS_ISO_CTRL) & ~R92C_SYS_ISO_CTRL_DIOR); 2486291698Savos if (error != USB_ERR_NORMAL_COMPLETION) 2487291698Savos return (EIO); 2488251538Srpaulo 2489251538Srpaulo /* Initialize MAC. */ 2490291698Savos error = urtwn_write_1(sc, R92C_APSD_CTRL, 2491251538Srpaulo urtwn_read_1(sc, R92C_APSD_CTRL) & ~R92C_APSD_CTRL_OFF); 2492291698Savos if (error != USB_ERR_NORMAL_COMPLETION) 2493291698Savos return (EIO); 2494251538Srpaulo for (ntries = 0; ntries < 200; ntries++) { 2495251538Srpaulo if (!(urtwn_read_1(sc, R92C_APSD_CTRL) & 2496251538Srpaulo R92C_APSD_CTRL_OFF_STATUS)) 2497251538Srpaulo break; 2498266472Shselasky urtwn_ms_delay(sc); 2499251538Srpaulo } 2500251538Srpaulo if (ntries == 200) { 2501251538Srpaulo device_printf(sc->sc_dev, 2502251538Srpaulo "timeout waiting for MAC initialization\n"); 2503251538Srpaulo return (ETIMEDOUT); 2504251538Srpaulo } 2505251538Srpaulo 2506251538Srpaulo /* Enable MAC DMA/WMAC/SCHEDULE/SEC blocks. */ 2507251538Srpaulo reg = urtwn_read_2(sc, R92C_CR); 2508251538Srpaulo reg |= R92C_CR_HCI_TXDMA_EN | R92C_CR_HCI_RXDMA_EN | 2509251538Srpaulo R92C_CR_TXDMA_EN | R92C_CR_RXDMA_EN | R92C_CR_PROTOCOL_EN | 2510251538Srpaulo R92C_CR_SCHEDULE_EN | R92C_CR_MACTXEN | R92C_CR_MACRXEN | 2511251538Srpaulo R92C_CR_ENSEC; 2512291698Savos error = urtwn_write_2(sc, R92C_CR, reg); 2513291698Savos if (error != USB_ERR_NORMAL_COMPLETION) 2514291698Savos return (EIO); 2515251538Srpaulo 2516291698Savos error = urtwn_write_1(sc, 0xfe10, 0x19); 2517291698Savos if (error != USB_ERR_NORMAL_COMPLETION) 2518291698Savos return (EIO); 2519251538Srpaulo return (0); 2520251538Srpaulo} 2521251538Srpaulo 2522251538Srpaulostatic int 2523264912Skevlourtwn_r88e_power_on(struct urtwn_softc *sc) 2524264912Skevlo{ 2525264912Skevlo uint32_t reg; 2526291698Savos usb_error_t error; 2527264912Skevlo int ntries; 2528264912Skevlo 2529264912Skevlo /* Wait for power ready bit. */ 2530264912Skevlo for (ntries = 0; ntries < 5000; ntries++) { 2531281918Skevlo if (urtwn_read_4(sc, R92C_APS_FSMCO) & R92C_APS_FSMCO_SUS_HOST) 2532264912Skevlo break; 2533266472Shselasky urtwn_ms_delay(sc); 2534264912Skevlo } 2535264912Skevlo if (ntries == 5000) { 2536264912Skevlo device_printf(sc->sc_dev, 2537264912Skevlo "timeout waiting for chip power up\n"); 2538264912Skevlo return (ETIMEDOUT); 2539264912Skevlo } 2540264912Skevlo 2541264912Skevlo /* Reset BB. */ 2542291698Savos error = urtwn_write_1(sc, R92C_SYS_FUNC_EN, 2543264912Skevlo urtwn_read_1(sc, R92C_SYS_FUNC_EN) & ~(R92C_SYS_FUNC_EN_BBRSTB | 2544264912Skevlo R92C_SYS_FUNC_EN_BB_GLB_RST)); 2545291698Savos if (error != USB_ERR_NORMAL_COMPLETION) 2546291698Savos return (EIO); 2547264912Skevlo 2548291698Savos error = urtwn_write_1(sc, R92C_AFE_XTAL_CTRL + 2, 2549281918Skevlo urtwn_read_1(sc, R92C_AFE_XTAL_CTRL + 2) | 0x80); 2550291698Savos if (error != USB_ERR_NORMAL_COMPLETION) 2551291698Savos return (EIO); 2552264912Skevlo 2553264912Skevlo /* Disable HWPDN. */ 2554291698Savos error = urtwn_write_2(sc, R92C_APS_FSMCO, 2555281918Skevlo urtwn_read_2(sc, R92C_APS_FSMCO) & ~R92C_APS_FSMCO_APDM_HPDN); 2556291698Savos if (error != USB_ERR_NORMAL_COMPLETION) 2557291698Savos return (EIO); 2558264912Skevlo 2559264912Skevlo /* Disable WL suspend. */ 2560291698Savos error = urtwn_write_2(sc, R92C_APS_FSMCO, 2561281918Skevlo urtwn_read_2(sc, R92C_APS_FSMCO) & 2562281918Skevlo ~(R92C_APS_FSMCO_AFSM_HSUS | R92C_APS_FSMCO_AFSM_PCIE)); 2563291698Savos if (error != USB_ERR_NORMAL_COMPLETION) 2564291698Savos return (EIO); 2565264912Skevlo 2566291698Savos error = urtwn_write_2(sc, R92C_APS_FSMCO, 2567281918Skevlo urtwn_read_2(sc, R92C_APS_FSMCO) | R92C_APS_FSMCO_APFM_ONMAC); 2568291698Savos if (error != USB_ERR_NORMAL_COMPLETION) 2569291698Savos return (EIO); 2570264912Skevlo for (ntries = 0; ntries < 5000; ntries++) { 2571281918Skevlo if (!(urtwn_read_2(sc, R92C_APS_FSMCO) & 2572281918Skevlo R92C_APS_FSMCO_APFM_ONMAC)) 2573264912Skevlo break; 2574266472Shselasky urtwn_ms_delay(sc); 2575264912Skevlo } 2576264912Skevlo if (ntries == 5000) 2577264912Skevlo return (ETIMEDOUT); 2578264912Skevlo 2579264912Skevlo /* Enable LDO normal mode. */ 2580291698Savos error = urtwn_write_1(sc, R92C_LPLDO_CTRL, 2581281918Skevlo urtwn_read_1(sc, R92C_LPLDO_CTRL) & ~0x10); 2582291698Savos if (error != USB_ERR_NORMAL_COMPLETION) 2583291698Savos return (EIO); 2584264912Skevlo 2585264912Skevlo /* Enable MAC DMA/WMAC/SCHEDULE/SEC blocks. */ 2586291698Savos error = urtwn_write_2(sc, R92C_CR, 0); 2587291698Savos if (error != USB_ERR_NORMAL_COMPLETION) 2588291698Savos return (EIO); 2589264912Skevlo reg = urtwn_read_2(sc, R92C_CR); 2590264912Skevlo reg |= R92C_CR_HCI_TXDMA_EN | R92C_CR_HCI_RXDMA_EN | 2591264912Skevlo R92C_CR_TXDMA_EN | R92C_CR_RXDMA_EN | R92C_CR_PROTOCOL_EN | 2592264912Skevlo R92C_CR_SCHEDULE_EN | R92C_CR_ENSEC | R92C_CR_CALTMR_EN; 2593291698Savos error = urtwn_write_2(sc, R92C_CR, reg); 2594291698Savos if (error != USB_ERR_NORMAL_COMPLETION) 2595291698Savos return (EIO); 2596264912Skevlo 2597264912Skevlo return (0); 2598264912Skevlo} 2599264912Skevlo 2600264912Skevlostatic int 2601251538Srpaulourtwn_llt_init(struct urtwn_softc *sc) 2602251538Srpaulo{ 2603264912Skevlo int i, error, page_count, pktbuf_count; 2604251538Srpaulo 2605264912Skevlo page_count = (sc->chip & URTWN_CHIP_88E) ? 2606264912Skevlo R88E_TX_PAGE_COUNT : R92C_TX_PAGE_COUNT; 2607264912Skevlo pktbuf_count = (sc->chip & URTWN_CHIP_88E) ? 2608264912Skevlo R88E_TXPKTBUF_COUNT : R92C_TXPKTBUF_COUNT; 2609264912Skevlo 2610264912Skevlo /* Reserve pages [0; page_count]. */ 2611264912Skevlo for (i = 0; i < page_count; i++) { 2612251538Srpaulo if ((error = urtwn_llt_write(sc, i, i + 1)) != 0) 2613251538Srpaulo return (error); 2614251538Srpaulo } 2615251538Srpaulo /* NB: 0xff indicates end-of-list. */ 2616251538Srpaulo if ((error = urtwn_llt_write(sc, i, 0xff)) != 0) 2617251538Srpaulo return (error); 2618251538Srpaulo /* 2619264912Skevlo * Use pages [page_count + 1; pktbuf_count - 1] 2620251538Srpaulo * as ring buffer. 2621251538Srpaulo */ 2622264912Skevlo for (++i; i < pktbuf_count - 1; i++) { 2623251538Srpaulo if ((error = urtwn_llt_write(sc, i, i + 1)) != 0) 2624251538Srpaulo return (error); 2625251538Srpaulo } 2626251538Srpaulo /* Make the last page point to the beginning of the ring buffer. */ 2627264912Skevlo error = urtwn_llt_write(sc, i, page_count + 1); 2628251538Srpaulo return (error); 2629251538Srpaulo} 2630251538Srpaulo 2631251538Srpaulostatic void 2632251538Srpaulourtwn_fw_reset(struct urtwn_softc *sc) 2633251538Srpaulo{ 2634251538Srpaulo uint16_t reg; 2635251538Srpaulo int ntries; 2636251538Srpaulo 2637251538Srpaulo /* Tell 8051 to reset itself. */ 2638251538Srpaulo urtwn_write_1(sc, R92C_HMETFR + 3, 0x20); 2639251538Srpaulo 2640251538Srpaulo /* Wait until 8051 resets by itself. */ 2641251538Srpaulo for (ntries = 0; ntries < 100; ntries++) { 2642251538Srpaulo reg = urtwn_read_2(sc, R92C_SYS_FUNC_EN); 2643251538Srpaulo if (!(reg & R92C_SYS_FUNC_EN_CPUEN)) 2644251538Srpaulo return; 2645266472Shselasky urtwn_ms_delay(sc); 2646251538Srpaulo } 2647251538Srpaulo /* Force 8051 reset. */ 2648251538Srpaulo urtwn_write_2(sc, R92C_SYS_FUNC_EN, reg & ~R92C_SYS_FUNC_EN_CPUEN); 2649251538Srpaulo} 2650251538Srpaulo 2651264912Skevlostatic void 2652264912Skevlourtwn_r88e_fw_reset(struct urtwn_softc *sc) 2653264912Skevlo{ 2654264912Skevlo uint16_t reg; 2655264912Skevlo 2656264912Skevlo reg = urtwn_read_2(sc, R92C_SYS_FUNC_EN); 2657264912Skevlo urtwn_write_2(sc, R92C_SYS_FUNC_EN, reg & ~R92C_SYS_FUNC_EN_CPUEN); 2658264912Skevlo urtwn_write_2(sc, R92C_SYS_FUNC_EN, reg | R92C_SYS_FUNC_EN_CPUEN); 2659264912Skevlo} 2660264912Skevlo 2661251538Srpaulostatic int 2662251538Srpaulourtwn_fw_loadpage(struct urtwn_softc *sc, int page, const uint8_t *buf, int len) 2663251538Srpaulo{ 2664251538Srpaulo uint32_t reg; 2665291698Savos usb_error_t error = USB_ERR_NORMAL_COMPLETION; 2666291698Savos int off, mlen; 2667251538Srpaulo 2668251538Srpaulo reg = urtwn_read_4(sc, R92C_MCUFWDL); 2669251538Srpaulo reg = RW(reg, R92C_MCUFWDL_PAGE, page); 2670251538Srpaulo urtwn_write_4(sc, R92C_MCUFWDL, reg); 2671251538Srpaulo 2672251538Srpaulo off = R92C_FW_START_ADDR; 2673251538Srpaulo while (len > 0) { 2674251538Srpaulo if (len > 196) 2675251538Srpaulo mlen = 196; 2676251538Srpaulo else if (len > 4) 2677251538Srpaulo mlen = 4; 2678251538Srpaulo else 2679251538Srpaulo mlen = 1; 2680251538Srpaulo /* XXX fix this deconst */ 2681281069Srpaulo error = urtwn_write_region_1(sc, off, 2682251538Srpaulo __DECONST(uint8_t *, buf), mlen); 2683291698Savos if (error != USB_ERR_NORMAL_COMPLETION) 2684251538Srpaulo break; 2685251538Srpaulo off += mlen; 2686251538Srpaulo buf += mlen; 2687251538Srpaulo len -= mlen; 2688251538Srpaulo } 2689251538Srpaulo return (error); 2690251538Srpaulo} 2691251538Srpaulo 2692251538Srpaulostatic int 2693251538Srpaulourtwn_load_firmware(struct urtwn_softc *sc) 2694251538Srpaulo{ 2695251538Srpaulo const struct firmware *fw; 2696251538Srpaulo const struct r92c_fw_hdr *hdr; 2697251538Srpaulo const char *imagename; 2698251538Srpaulo const u_char *ptr; 2699251538Srpaulo size_t len; 2700251538Srpaulo uint32_t reg; 2701251538Srpaulo int mlen, ntries, page, error; 2702251538Srpaulo 2703264864Skevlo URTWN_UNLOCK(sc); 2704251538Srpaulo /* Read firmware image from the filesystem. */ 2705264912Skevlo if (sc->chip & URTWN_CHIP_88E) 2706264912Skevlo imagename = "urtwn-rtl8188eufw"; 2707264912Skevlo else if ((sc->chip & (URTWN_CHIP_UMC_A_CUT | URTWN_CHIP_92C)) == 2708264912Skevlo URTWN_CHIP_UMC_A_CUT) 2709251538Srpaulo imagename = "urtwn-rtl8192cfwU"; 2710251538Srpaulo else 2711251538Srpaulo imagename = "urtwn-rtl8192cfwT"; 2712251538Srpaulo 2713251538Srpaulo fw = firmware_get(imagename); 2714264864Skevlo URTWN_LOCK(sc); 2715251538Srpaulo if (fw == NULL) { 2716251538Srpaulo device_printf(sc->sc_dev, 2717251538Srpaulo "failed loadfirmware of file %s\n", imagename); 2718251538Srpaulo return (ENOENT); 2719251538Srpaulo } 2720251538Srpaulo 2721251538Srpaulo len = fw->datasize; 2722251538Srpaulo 2723251538Srpaulo if (len < sizeof(*hdr)) { 2724251538Srpaulo device_printf(sc->sc_dev, "firmware too short\n"); 2725251538Srpaulo error = EINVAL; 2726251538Srpaulo goto fail; 2727251538Srpaulo } 2728251538Srpaulo ptr = fw->data; 2729251538Srpaulo hdr = (const struct r92c_fw_hdr *)ptr; 2730251538Srpaulo /* Check if there is a valid FW header and skip it. */ 2731251538Srpaulo if ((le16toh(hdr->signature) >> 4) == 0x88c || 2732264912Skevlo (le16toh(hdr->signature) >> 4) == 0x88e || 2733251538Srpaulo (le16toh(hdr->signature) >> 4) == 0x92c) { 2734251538Srpaulo DPRINTF("FW V%d.%d %02d-%02d %02d:%02d\n", 2735251538Srpaulo le16toh(hdr->version), le16toh(hdr->subversion), 2736251538Srpaulo hdr->month, hdr->date, hdr->hour, hdr->minute); 2737251538Srpaulo ptr += sizeof(*hdr); 2738251538Srpaulo len -= sizeof(*hdr); 2739251538Srpaulo } 2740251538Srpaulo 2741264912Skevlo if (urtwn_read_1(sc, R92C_MCUFWDL) & R92C_MCUFWDL_RAM_DL_SEL) { 2742264912Skevlo if (sc->chip & URTWN_CHIP_88E) 2743264912Skevlo urtwn_r88e_fw_reset(sc); 2744264912Skevlo else 2745264912Skevlo urtwn_fw_reset(sc); 2746251538Srpaulo urtwn_write_1(sc, R92C_MCUFWDL, 0); 2747251538Srpaulo } 2748264912Skevlo 2749268487Skevlo if (!(sc->chip & URTWN_CHIP_88E)) { 2750268487Skevlo urtwn_write_2(sc, R92C_SYS_FUNC_EN, 2751268487Skevlo urtwn_read_2(sc, R92C_SYS_FUNC_EN) | 2752268487Skevlo R92C_SYS_FUNC_EN_CPUEN); 2753268487Skevlo } 2754251538Srpaulo urtwn_write_1(sc, R92C_MCUFWDL, 2755251538Srpaulo urtwn_read_1(sc, R92C_MCUFWDL) | R92C_MCUFWDL_EN); 2756251538Srpaulo urtwn_write_1(sc, R92C_MCUFWDL + 2, 2757251538Srpaulo urtwn_read_1(sc, R92C_MCUFWDL + 2) & ~0x08); 2758251538Srpaulo 2759263154Skevlo /* Reset the FWDL checksum. */ 2760263154Skevlo urtwn_write_1(sc, R92C_MCUFWDL, 2761263154Skevlo urtwn_read_1(sc, R92C_MCUFWDL) | R92C_MCUFWDL_CHKSUM_RPT); 2762263154Skevlo 2763251538Srpaulo for (page = 0; len > 0; page++) { 2764251538Srpaulo mlen = min(len, R92C_FW_PAGE_SIZE); 2765251538Srpaulo error = urtwn_fw_loadpage(sc, page, ptr, mlen); 2766251538Srpaulo if (error != 0) { 2767251538Srpaulo device_printf(sc->sc_dev, 2768251538Srpaulo "could not load firmware page\n"); 2769251538Srpaulo goto fail; 2770251538Srpaulo } 2771251538Srpaulo ptr += mlen; 2772251538Srpaulo len -= mlen; 2773251538Srpaulo } 2774251538Srpaulo urtwn_write_1(sc, R92C_MCUFWDL, 2775251538Srpaulo urtwn_read_1(sc, R92C_MCUFWDL) & ~R92C_MCUFWDL_EN); 2776251538Srpaulo urtwn_write_1(sc, R92C_MCUFWDL + 1, 0); 2777251538Srpaulo 2778251538Srpaulo /* Wait for checksum report. */ 2779251538Srpaulo for (ntries = 0; ntries < 1000; ntries++) { 2780251538Srpaulo if (urtwn_read_4(sc, R92C_MCUFWDL) & R92C_MCUFWDL_CHKSUM_RPT) 2781251538Srpaulo break; 2782266472Shselasky urtwn_ms_delay(sc); 2783251538Srpaulo } 2784251538Srpaulo if (ntries == 1000) { 2785251538Srpaulo device_printf(sc->sc_dev, 2786251538Srpaulo "timeout waiting for checksum report\n"); 2787251538Srpaulo error = ETIMEDOUT; 2788251538Srpaulo goto fail; 2789251538Srpaulo } 2790251538Srpaulo 2791251538Srpaulo reg = urtwn_read_4(sc, R92C_MCUFWDL); 2792251538Srpaulo reg = (reg & ~R92C_MCUFWDL_WINTINI_RDY) | R92C_MCUFWDL_RDY; 2793251538Srpaulo urtwn_write_4(sc, R92C_MCUFWDL, reg); 2794264912Skevlo if (sc->chip & URTWN_CHIP_88E) 2795264912Skevlo urtwn_r88e_fw_reset(sc); 2796251538Srpaulo /* Wait for firmware readiness. */ 2797251538Srpaulo for (ntries = 0; ntries < 1000; ntries++) { 2798251538Srpaulo if (urtwn_read_4(sc, R92C_MCUFWDL) & R92C_MCUFWDL_WINTINI_RDY) 2799251538Srpaulo break; 2800266472Shselasky urtwn_ms_delay(sc); 2801251538Srpaulo } 2802251538Srpaulo if (ntries == 1000) { 2803251538Srpaulo device_printf(sc->sc_dev, 2804251538Srpaulo "timeout waiting for firmware readiness\n"); 2805251538Srpaulo error = ETIMEDOUT; 2806251538Srpaulo goto fail; 2807251538Srpaulo } 2808251538Srpaulofail: 2809251538Srpaulo firmware_put(fw, FIRMWARE_UNLOAD); 2810251538Srpaulo return (error); 2811251538Srpaulo} 2812251538Srpaulo 2813291902Skevlostatic int 2814251538Srpaulourtwn_dma_init(struct urtwn_softc *sc) 2815251538Srpaulo{ 2816291902Skevlo struct usb_endpoint *ep, *ep_end; 2817291698Savos usb_error_t usb_err; 2818291902Skevlo uint32_t reg; 2819291902Skevlo int hashq, hasnq, haslq, nqueues, ntx; 2820291902Skevlo int error, pagecount, npubqpages, nqpages, nrempages, tx_boundary; 2821281069Srpaulo 2822291695Savos /* Initialize LLT table. */ 2823291695Savos error = urtwn_llt_init(sc); 2824291695Savos if (error != 0) 2825291695Savos return (error); 2826291695Savos 2827291902Skevlo /* Determine the number of bulk-out pipes. */ 2828291902Skevlo ntx = 0; 2829291902Skevlo ep = sc->sc_udev->endpoints; 2830291902Skevlo ep_end = sc->sc_udev->endpoints + sc->sc_udev->endpoints_max; 2831291902Skevlo for (; ep != ep_end; ep++) { 2832291902Skevlo if ((ep->edesc == NULL) || 2833291902Skevlo (ep->iface_index != sc->sc_iface_index)) 2834291902Skevlo continue; 2835291902Skevlo if (UE_GET_DIR(ep->edesc->bEndpointAddress) == UE_DIR_OUT) 2836291902Skevlo ntx++; 2837291902Skevlo } 2838291902Skevlo if (ntx == 0) { 2839291902Skevlo device_printf(sc->sc_dev, 2840291902Skevlo "%d: invalid number of Tx bulk pipes\n", ntx); 2841291698Savos return (EIO); 2842291902Skevlo } 2843291695Savos 2844251538Srpaulo /* Get Tx queues to USB endpoints mapping. */ 2845291902Skevlo hashq = hasnq = haslq = nqueues = 0; 2846291902Skevlo switch (ntx) { 2847291902Skevlo case 1: hashq = 1; break; 2848291902Skevlo case 2: hashq = hasnq = 1; break; 2849291902Skevlo case 3: case 4: hashq = hasnq = haslq = 1; break; 2850291902Skevlo } 2851251538Srpaulo nqueues = hashq + hasnq + haslq; 2852251538Srpaulo if (nqueues == 0) 2853251538Srpaulo return (EIO); 2854251538Srpaulo 2855291902Skevlo npubqpages = nqpages = nrempages = pagecount = 0; 2856291902Skevlo if (sc->chip & URTWN_CHIP_88E) 2857291902Skevlo tx_boundary = R88E_TX_PAGE_BOUNDARY; 2858291902Skevlo else { 2859291902Skevlo pagecount = R92C_TX_PAGE_COUNT; 2860291902Skevlo npubqpages = R92C_PUBQ_NPAGES; 2861291902Skevlo tx_boundary = R92C_TX_PAGE_BOUNDARY; 2862291902Skevlo } 2863291902Skevlo 2864251538Srpaulo /* Set number of pages for normal priority queue. */ 2865291902Skevlo if (sc->chip & URTWN_CHIP_88E) { 2866291902Skevlo usb_err = urtwn_write_2(sc, R92C_RQPN_NPQ, 0xd); 2867291902Skevlo if (usb_err != USB_ERR_NORMAL_COMPLETION) 2868291902Skevlo return (EIO); 2869291902Skevlo usb_err = urtwn_write_4(sc, R92C_RQPN, 0x808e000d); 2870291902Skevlo if (usb_err != USB_ERR_NORMAL_COMPLETION) 2871291902Skevlo return (EIO); 2872291902Skevlo } else { 2873291902Skevlo /* Get the number of pages for each queue. */ 2874291902Skevlo nqpages = (pagecount - npubqpages) / nqueues; 2875291902Skevlo /* 2876291902Skevlo * The remaining pages are assigned to the high priority 2877291902Skevlo * queue. 2878291902Skevlo */ 2879291902Skevlo nrempages = (pagecount - npubqpages) % nqueues; 2880291902Skevlo usb_err = urtwn_write_1(sc, R92C_RQPN_NPQ, hasnq ? nqpages : 0); 2881291902Skevlo if (usb_err != USB_ERR_NORMAL_COMPLETION) 2882291902Skevlo return (EIO); 2883291902Skevlo usb_err = urtwn_write_4(sc, R92C_RQPN, 2884291902Skevlo /* Set number of pages for public queue. */ 2885291902Skevlo SM(R92C_RQPN_PUBQ, npubqpages) | 2886291902Skevlo /* Set number of pages for high priority queue. */ 2887291902Skevlo SM(R92C_RQPN_HPQ, hashq ? nqpages + nrempages : 0) | 2888291902Skevlo /* Set number of pages for low priority queue. */ 2889291902Skevlo SM(R92C_RQPN_LPQ, haslq ? nqpages : 0) | 2890291902Skevlo /* Load values. */ 2891291902Skevlo R92C_RQPN_LD); 2892291902Skevlo if (usb_err != USB_ERR_NORMAL_COMPLETION) 2893291902Skevlo return (EIO); 2894291902Skevlo } 2895251538Srpaulo 2896291902Skevlo usb_err = urtwn_write_1(sc, R92C_TXPKTBUF_BCNQ_BDNY, tx_boundary); 2897291902Skevlo if (usb_err != USB_ERR_NORMAL_COMPLETION) 2898291698Savos return (EIO); 2899291902Skevlo usb_err = urtwn_write_1(sc, R92C_TXPKTBUF_MGQ_BDNY, tx_boundary); 2900291902Skevlo if (usb_err != USB_ERR_NORMAL_COMPLETION) 2901291698Savos return (EIO); 2902291902Skevlo usb_err = urtwn_write_1(sc, R92C_TXPKTBUF_WMAC_LBK_BF_HD, tx_boundary); 2903291902Skevlo if (usb_err != USB_ERR_NORMAL_COMPLETION) 2904291698Savos return (EIO); 2905291902Skevlo usb_err = urtwn_write_1(sc, R92C_TRXFF_BNDY, tx_boundary); 2906291902Skevlo if (usb_err != USB_ERR_NORMAL_COMPLETION) 2907291698Savos return (EIO); 2908291902Skevlo usb_err = urtwn_write_1(sc, R92C_TDECTRL + 1, tx_boundary); 2909291902Skevlo if (usb_err != USB_ERR_NORMAL_COMPLETION) 2910291698Savos return (EIO); 2911251538Srpaulo 2912251538Srpaulo /* Set queue to USB pipe mapping. */ 2913251538Srpaulo reg = urtwn_read_2(sc, R92C_TRXDMA_CTRL); 2914251538Srpaulo reg &= ~R92C_TRXDMA_CTRL_QMAP_M; 2915251538Srpaulo if (nqueues == 1) { 2916251538Srpaulo if (hashq) 2917251538Srpaulo reg |= R92C_TRXDMA_CTRL_QMAP_HQ; 2918251538Srpaulo else if (hasnq) 2919251538Srpaulo reg |= R92C_TRXDMA_CTRL_QMAP_NQ; 2920251538Srpaulo else 2921251538Srpaulo reg |= R92C_TRXDMA_CTRL_QMAP_LQ; 2922251538Srpaulo } else if (nqueues == 2) { 2923251538Srpaulo /* All 2-endpoints configs have a high priority queue. */ 2924251538Srpaulo if (!hashq) 2925251538Srpaulo return (EIO); 2926251538Srpaulo if (hasnq) 2927251538Srpaulo reg |= R92C_TRXDMA_CTRL_QMAP_HQ_NQ; 2928251538Srpaulo else 2929251538Srpaulo reg |= R92C_TRXDMA_CTRL_QMAP_HQ_LQ; 2930251538Srpaulo } else 2931251538Srpaulo reg |= R92C_TRXDMA_CTRL_QMAP_3EP; 2932291902Skevlo usb_err = urtwn_write_2(sc, R92C_TRXDMA_CTRL, reg); 2933291902Skevlo if (usb_err != USB_ERR_NORMAL_COMPLETION) 2934291698Savos return (EIO); 2935251538Srpaulo 2936251538Srpaulo /* Set Tx/Rx transfer page boundary. */ 2937291902Skevlo usb_err = urtwn_write_2(sc, R92C_TRXFF_BNDY + 2, 2938291902Skevlo (sc->chip & URTWN_CHIP_88E) ? 0x23ff : 0x27ff); 2939291902Skevlo if (usb_err != USB_ERR_NORMAL_COMPLETION) 2940291698Savos return (EIO); 2941251538Srpaulo 2942291902Skevlo /* Set Tx/Rx transfer page size. */ 2943291902Skevlo usb_err = urtwn_write_1(sc, R92C_PBP, 2944291902Skevlo SM(R92C_PBP_PSRX, R92C_PBP_128) | 2945291902Skevlo SM(R92C_PBP_PSTX, R92C_PBP_128)); 2946291902Skevlo if (usb_err != USB_ERR_NORMAL_COMPLETION) 2947264912Skevlo return (EIO); 2948264912Skevlo 2949264912Skevlo return (0); 2950264912Skevlo} 2951264912Skevlo 2952291698Savosstatic int 2953251538Srpaulourtwn_mac_init(struct urtwn_softc *sc) 2954251538Srpaulo{ 2955291698Savos usb_error_t error; 2956251538Srpaulo int i; 2957251538Srpaulo 2958251538Srpaulo /* Write MAC initialization values. */ 2959264912Skevlo if (sc->chip & URTWN_CHIP_88E) { 2960264912Skevlo for (i = 0; i < nitems(rtl8188eu_mac); i++) { 2961291698Savos error = urtwn_write_1(sc, rtl8188eu_mac[i].reg, 2962264912Skevlo rtl8188eu_mac[i].val); 2963291698Savos if (error != USB_ERR_NORMAL_COMPLETION) 2964291698Savos return (EIO); 2965264912Skevlo } 2966264912Skevlo urtwn_write_1(sc, R92C_MAX_AGGR_NUM, 0x07); 2967264912Skevlo } else { 2968264912Skevlo for (i = 0; i < nitems(rtl8192cu_mac); i++) 2969291698Savos error = urtwn_write_1(sc, rtl8192cu_mac[i].reg, 2970264912Skevlo rtl8192cu_mac[i].val); 2971291698Savos if (error != USB_ERR_NORMAL_COMPLETION) 2972291698Savos return (EIO); 2973264912Skevlo } 2974291698Savos 2975291698Savos return (0); 2976251538Srpaulo} 2977251538Srpaulo 2978251538Srpaulostatic void 2979251538Srpaulourtwn_bb_init(struct urtwn_softc *sc) 2980251538Srpaulo{ 2981251538Srpaulo const struct urtwn_bb_prog *prog; 2982251538Srpaulo uint32_t reg; 2983264912Skevlo uint8_t crystalcap; 2984251538Srpaulo int i; 2985251538Srpaulo 2986251538Srpaulo /* Enable BB and RF. */ 2987251538Srpaulo urtwn_write_2(sc, R92C_SYS_FUNC_EN, 2988251538Srpaulo urtwn_read_2(sc, R92C_SYS_FUNC_EN) | 2989251538Srpaulo R92C_SYS_FUNC_EN_BBRSTB | R92C_SYS_FUNC_EN_BB_GLB_RST | 2990251538Srpaulo R92C_SYS_FUNC_EN_DIO_RF); 2991251538Srpaulo 2992264912Skevlo if (!(sc->chip & URTWN_CHIP_88E)) 2993264912Skevlo urtwn_write_2(sc, R92C_AFE_PLL_CTRL, 0xdb83); 2994251538Srpaulo 2995251538Srpaulo urtwn_write_1(sc, R92C_RF_CTRL, 2996251538Srpaulo R92C_RF_CTRL_EN | R92C_RF_CTRL_RSTB | R92C_RF_CTRL_SDMRSTB); 2997251538Srpaulo urtwn_write_1(sc, R92C_SYS_FUNC_EN, 2998251538Srpaulo R92C_SYS_FUNC_EN_USBA | R92C_SYS_FUNC_EN_USBD | 2999251538Srpaulo R92C_SYS_FUNC_EN_BB_GLB_RST | R92C_SYS_FUNC_EN_BBRSTB); 3000251538Srpaulo 3001264912Skevlo if (!(sc->chip & URTWN_CHIP_88E)) { 3002264912Skevlo urtwn_write_1(sc, R92C_LDOHCI12_CTRL, 0x0f); 3003264912Skevlo urtwn_write_1(sc, 0x15, 0xe9); 3004264912Skevlo urtwn_write_1(sc, R92C_AFE_XTAL_CTRL + 1, 0x80); 3005264912Skevlo } 3006251538Srpaulo 3007251538Srpaulo /* Select BB programming based on board type. */ 3008264912Skevlo if (sc->chip & URTWN_CHIP_88E) 3009264912Skevlo prog = &rtl8188eu_bb_prog; 3010264912Skevlo else if (!(sc->chip & URTWN_CHIP_92C)) { 3011251538Srpaulo if (sc->board_type == R92C_BOARD_TYPE_MINICARD) 3012251538Srpaulo prog = &rtl8188ce_bb_prog; 3013251538Srpaulo else if (sc->board_type == R92C_BOARD_TYPE_HIGHPA) 3014251538Srpaulo prog = &rtl8188ru_bb_prog; 3015251538Srpaulo else 3016251538Srpaulo prog = &rtl8188cu_bb_prog; 3017251538Srpaulo } else { 3018251538Srpaulo if (sc->board_type == R92C_BOARD_TYPE_MINICARD) 3019251538Srpaulo prog = &rtl8192ce_bb_prog; 3020251538Srpaulo else 3021251538Srpaulo prog = &rtl8192cu_bb_prog; 3022251538Srpaulo } 3023251538Srpaulo /* Write BB initialization values. */ 3024251538Srpaulo for (i = 0; i < prog->count; i++) { 3025251538Srpaulo urtwn_bb_write(sc, prog->regs[i], prog->vals[i]); 3026266472Shselasky urtwn_ms_delay(sc); 3027251538Srpaulo } 3028251538Srpaulo 3029251538Srpaulo if (sc->chip & URTWN_CHIP_92C_1T2R) { 3030251538Srpaulo /* 8192C 1T only configuration. */ 3031251538Srpaulo reg = urtwn_bb_read(sc, R92C_FPGA0_TXINFO); 3032251538Srpaulo reg = (reg & ~0x00000003) | 0x2; 3033251538Srpaulo urtwn_bb_write(sc, R92C_FPGA0_TXINFO, reg); 3034251538Srpaulo 3035251538Srpaulo reg = urtwn_bb_read(sc, R92C_FPGA1_TXINFO); 3036251538Srpaulo reg = (reg & ~0x00300033) | 0x00200022; 3037251538Srpaulo urtwn_bb_write(sc, R92C_FPGA1_TXINFO, reg); 3038251538Srpaulo 3039251538Srpaulo reg = urtwn_bb_read(sc, R92C_CCK0_AFESETTING); 3040251538Srpaulo reg = (reg & ~0xff000000) | 0x45 << 24; 3041251538Srpaulo urtwn_bb_write(sc, R92C_CCK0_AFESETTING, reg); 3042251538Srpaulo 3043251538Srpaulo reg = urtwn_bb_read(sc, R92C_OFDM0_TRXPATHENA); 3044251538Srpaulo reg = (reg & ~0x000000ff) | 0x23; 3045251538Srpaulo urtwn_bb_write(sc, R92C_OFDM0_TRXPATHENA, reg); 3046251538Srpaulo 3047251538Srpaulo reg = urtwn_bb_read(sc, R92C_OFDM0_AGCPARAM1); 3048251538Srpaulo reg = (reg & ~0x00000030) | 1 << 4; 3049251538Srpaulo urtwn_bb_write(sc, R92C_OFDM0_AGCPARAM1, reg); 3050251538Srpaulo 3051251538Srpaulo reg = urtwn_bb_read(sc, 0xe74); 3052251538Srpaulo reg = (reg & ~0x0c000000) | 2 << 26; 3053251538Srpaulo urtwn_bb_write(sc, 0xe74, reg); 3054251538Srpaulo reg = urtwn_bb_read(sc, 0xe78); 3055251538Srpaulo reg = (reg & ~0x0c000000) | 2 << 26; 3056251538Srpaulo urtwn_bb_write(sc, 0xe78, reg); 3057251538Srpaulo reg = urtwn_bb_read(sc, 0xe7c); 3058251538Srpaulo reg = (reg & ~0x0c000000) | 2 << 26; 3059251538Srpaulo urtwn_bb_write(sc, 0xe7c, reg); 3060251538Srpaulo reg = urtwn_bb_read(sc, 0xe80); 3061251538Srpaulo reg = (reg & ~0x0c000000) | 2 << 26; 3062251538Srpaulo urtwn_bb_write(sc, 0xe80, reg); 3063251538Srpaulo reg = urtwn_bb_read(sc, 0xe88); 3064251538Srpaulo reg = (reg & ~0x0c000000) | 2 << 26; 3065251538Srpaulo urtwn_bb_write(sc, 0xe88, reg); 3066251538Srpaulo } 3067251538Srpaulo 3068251538Srpaulo /* Write AGC values. */ 3069251538Srpaulo for (i = 0; i < prog->agccount; i++) { 3070251538Srpaulo urtwn_bb_write(sc, R92C_OFDM0_AGCRSSITABLE, 3071251538Srpaulo prog->agcvals[i]); 3072266472Shselasky urtwn_ms_delay(sc); 3073251538Srpaulo } 3074251538Srpaulo 3075264912Skevlo if (sc->chip & URTWN_CHIP_88E) { 3076264912Skevlo urtwn_bb_write(sc, R92C_OFDM0_AGCCORE1(0), 0x69553422); 3077266472Shselasky urtwn_ms_delay(sc); 3078264912Skevlo urtwn_bb_write(sc, R92C_OFDM0_AGCCORE1(0), 0x69553420); 3079266472Shselasky urtwn_ms_delay(sc); 3080264912Skevlo 3081291264Savos crystalcap = sc->rom.r88e_rom[0xb9]; 3082264912Skevlo if (crystalcap == 0xff) 3083264912Skevlo crystalcap = 0x20; 3084264912Skevlo crystalcap &= 0x3f; 3085264912Skevlo reg = urtwn_bb_read(sc, R92C_AFE_XTAL_CTRL); 3086264912Skevlo urtwn_bb_write(sc, R92C_AFE_XTAL_CTRL, 3087264912Skevlo RW(reg, R92C_AFE_XTAL_CTRL_ADDR, 3088264912Skevlo crystalcap | crystalcap << 6)); 3089264912Skevlo } else { 3090264912Skevlo if (urtwn_bb_read(sc, R92C_HSSI_PARAM2(0)) & 3091264912Skevlo R92C_HSSI_PARAM2_CCK_HIPWR) 3092264912Skevlo sc->sc_flags |= URTWN_FLAG_CCK_HIPWR; 3093264912Skevlo } 3094251538Srpaulo} 3095251538Srpaulo 3096289066Skevlostatic void 3097251538Srpaulourtwn_rf_init(struct urtwn_softc *sc) 3098251538Srpaulo{ 3099251538Srpaulo const struct urtwn_rf_prog *prog; 3100251538Srpaulo uint32_t reg, type; 3101251538Srpaulo int i, j, idx, off; 3102251538Srpaulo 3103251538Srpaulo /* Select RF programming based on board type. */ 3104264912Skevlo if (sc->chip & URTWN_CHIP_88E) 3105264912Skevlo prog = rtl8188eu_rf_prog; 3106264912Skevlo else if (!(sc->chip & URTWN_CHIP_92C)) { 3107251538Srpaulo if (sc->board_type == R92C_BOARD_TYPE_MINICARD) 3108251538Srpaulo prog = rtl8188ce_rf_prog; 3109251538Srpaulo else if (sc->board_type == R92C_BOARD_TYPE_HIGHPA) 3110251538Srpaulo prog = rtl8188ru_rf_prog; 3111251538Srpaulo else 3112251538Srpaulo prog = rtl8188cu_rf_prog; 3113251538Srpaulo } else 3114251538Srpaulo prog = rtl8192ce_rf_prog; 3115251538Srpaulo 3116251538Srpaulo for (i = 0; i < sc->nrxchains; i++) { 3117251538Srpaulo /* Save RF_ENV control type. */ 3118251538Srpaulo idx = i / 2; 3119251538Srpaulo off = (i % 2) * 16; 3120251538Srpaulo reg = urtwn_bb_read(sc, R92C_FPGA0_RFIFACESW(idx)); 3121251538Srpaulo type = (reg >> off) & 0x10; 3122251538Srpaulo 3123251538Srpaulo /* Set RF_ENV enable. */ 3124251538Srpaulo reg = urtwn_bb_read(sc, R92C_FPGA0_RFIFACEOE(i)); 3125251538Srpaulo reg |= 0x100000; 3126251538Srpaulo urtwn_bb_write(sc, R92C_FPGA0_RFIFACEOE(i), reg); 3127266472Shselasky urtwn_ms_delay(sc); 3128251538Srpaulo /* Set RF_ENV output high. */ 3129251538Srpaulo reg = urtwn_bb_read(sc, R92C_FPGA0_RFIFACEOE(i)); 3130251538Srpaulo reg |= 0x10; 3131251538Srpaulo urtwn_bb_write(sc, R92C_FPGA0_RFIFACEOE(i), reg); 3132266472Shselasky urtwn_ms_delay(sc); 3133251538Srpaulo /* Set address and data lengths of RF registers. */ 3134251538Srpaulo reg = urtwn_bb_read(sc, R92C_HSSI_PARAM2(i)); 3135251538Srpaulo reg &= ~R92C_HSSI_PARAM2_ADDR_LENGTH; 3136251538Srpaulo urtwn_bb_write(sc, R92C_HSSI_PARAM2(i), reg); 3137266472Shselasky urtwn_ms_delay(sc); 3138251538Srpaulo reg = urtwn_bb_read(sc, R92C_HSSI_PARAM2(i)); 3139251538Srpaulo reg &= ~R92C_HSSI_PARAM2_DATA_LENGTH; 3140251538Srpaulo urtwn_bb_write(sc, R92C_HSSI_PARAM2(i), reg); 3141266472Shselasky urtwn_ms_delay(sc); 3142251538Srpaulo 3143251538Srpaulo /* Write RF initialization values for this chain. */ 3144251538Srpaulo for (j = 0; j < prog[i].count; j++) { 3145251538Srpaulo if (prog[i].regs[j] >= 0xf9 && 3146251538Srpaulo prog[i].regs[j] <= 0xfe) { 3147251538Srpaulo /* 3148251538Srpaulo * These are fake RF registers offsets that 3149251538Srpaulo * indicate a delay is required. 3150251538Srpaulo */ 3151266472Shselasky usb_pause_mtx(&sc->sc_mtx, hz / 20); /* 50ms */ 3152251538Srpaulo continue; 3153251538Srpaulo } 3154251538Srpaulo urtwn_rf_write(sc, i, prog[i].regs[j], 3155251538Srpaulo prog[i].vals[j]); 3156266472Shselasky urtwn_ms_delay(sc); 3157251538Srpaulo } 3158251538Srpaulo 3159251538Srpaulo /* Restore RF_ENV control type. */ 3160251538Srpaulo reg = urtwn_bb_read(sc, R92C_FPGA0_RFIFACESW(idx)); 3161251538Srpaulo reg &= ~(0x10 << off) | (type << off); 3162251538Srpaulo urtwn_bb_write(sc, R92C_FPGA0_RFIFACESW(idx), reg); 3163251538Srpaulo 3164251538Srpaulo /* Cache RF register CHNLBW. */ 3165251538Srpaulo sc->rf_chnlbw[i] = urtwn_rf_read(sc, i, R92C_RF_CHNLBW); 3166251538Srpaulo } 3167251538Srpaulo 3168251538Srpaulo if ((sc->chip & (URTWN_CHIP_UMC_A_CUT | URTWN_CHIP_92C)) == 3169251538Srpaulo URTWN_CHIP_UMC_A_CUT) { 3170251538Srpaulo urtwn_rf_write(sc, 0, R92C_RF_RX_G1, 0x30255); 3171251538Srpaulo urtwn_rf_write(sc, 0, R92C_RF_RX_G2, 0x50a00); 3172251538Srpaulo } 3173251538Srpaulo} 3174251538Srpaulo 3175251538Srpaulostatic void 3176251538Srpaulourtwn_cam_init(struct urtwn_softc *sc) 3177251538Srpaulo{ 3178251538Srpaulo /* Invalidate all CAM entries. */ 3179251538Srpaulo urtwn_write_4(sc, R92C_CAMCMD, 3180251538Srpaulo R92C_CAMCMD_POLLING | R92C_CAMCMD_CLR); 3181251538Srpaulo} 3182251538Srpaulo 3183251538Srpaulostatic void 3184251538Srpaulourtwn_pa_bias_init(struct urtwn_softc *sc) 3185251538Srpaulo{ 3186251538Srpaulo uint8_t reg; 3187251538Srpaulo int i; 3188251538Srpaulo 3189251538Srpaulo for (i = 0; i < sc->nrxchains; i++) { 3190251538Srpaulo if (sc->pa_setting & (1 << i)) 3191251538Srpaulo continue; 3192251538Srpaulo urtwn_rf_write(sc, i, R92C_RF_IPA, 0x0f406); 3193251538Srpaulo urtwn_rf_write(sc, i, R92C_RF_IPA, 0x4f406); 3194251538Srpaulo urtwn_rf_write(sc, i, R92C_RF_IPA, 0x8f406); 3195251538Srpaulo urtwn_rf_write(sc, i, R92C_RF_IPA, 0xcf406); 3196251538Srpaulo } 3197251538Srpaulo if (!(sc->pa_setting & 0x10)) { 3198251538Srpaulo reg = urtwn_read_1(sc, 0x16); 3199251538Srpaulo reg = (reg & ~0xf0) | 0x90; 3200251538Srpaulo urtwn_write_1(sc, 0x16, reg); 3201251538Srpaulo } 3202251538Srpaulo} 3203251538Srpaulo 3204251538Srpaulostatic void 3205251538Srpaulourtwn_rxfilter_init(struct urtwn_softc *sc) 3206251538Srpaulo{ 3207290564Savos struct ieee80211com *ic = &sc->sc_ic; 3208290564Savos struct ieee80211vap *vap = TAILQ_FIRST(&ic->ic_vaps); 3209290564Savos uint32_t rcr; 3210290564Savos uint16_t filter; 3211290564Savos 3212290564Savos URTWN_ASSERT_LOCKED(sc); 3213290564Savos 3214251538Srpaulo /* Accept all multicast frames. */ 3215251538Srpaulo urtwn_write_4(sc, R92C_MAR + 0, 0xffffffff); 3216251538Srpaulo urtwn_write_4(sc, R92C_MAR + 4, 0xffffffff); 3217290564Savos 3218290564Savos /* Filter for management frames. */ 3219290564Savos filter = 0x7f3f; 3220290631Savos switch (vap->iv_opmode) { 3221290631Savos case IEEE80211_M_STA: 3222290564Savos filter &= ~( 3223290564Savos R92C_RXFLTMAP_SUBTYPE(IEEE80211_FC0_SUBTYPE_ASSOC_REQ) | 3224290564Savos R92C_RXFLTMAP_SUBTYPE(IEEE80211_FC0_SUBTYPE_REASSOC_REQ) | 3225290564Savos R92C_RXFLTMAP_SUBTYPE(IEEE80211_FC0_SUBTYPE_PROBE_REQ)); 3226290631Savos break; 3227290631Savos case IEEE80211_M_HOSTAP: 3228290631Savos filter &= ~( 3229290631Savos R92C_RXFLTMAP_SUBTYPE(IEEE80211_FC0_SUBTYPE_ASSOC_RESP) | 3230290631Savos R92C_RXFLTMAP_SUBTYPE(IEEE80211_FC0_SUBTYPE_REASSOC_RESP) | 3231290631Savos R92C_RXFLTMAP_SUBTYPE(IEEE80211_FC0_SUBTYPE_BEACON)); 3232290631Savos break; 3233290631Savos case IEEE80211_M_MONITOR: 3234290651Savos case IEEE80211_M_IBSS: 3235290631Savos break; 3236290631Savos default: 3237290631Savos device_printf(sc->sc_dev, "%s: undefined opmode %d\n", 3238290631Savos __func__, vap->iv_opmode); 3239290631Savos break; 3240290564Savos } 3241290564Savos urtwn_write_2(sc, R92C_RXFLTMAP0, filter); 3242290564Savos 3243251538Srpaulo /* Reject all control frames. */ 3244251538Srpaulo urtwn_write_2(sc, R92C_RXFLTMAP1, 0x0000); 3245290564Savos 3246290564Savos /* Reject all data frames. */ 3247290564Savos urtwn_write_2(sc, R92C_RXFLTMAP2, 0x0000); 3248290564Savos 3249290564Savos rcr = R92C_RCR_AM | R92C_RCR_AB | R92C_RCR_APM | 3250290564Savos R92C_RCR_HTC_LOC_CTRL | R92C_RCR_APP_PHYSTS | 3251290564Savos R92C_RCR_APP_ICV | R92C_RCR_APP_MIC; 3252290564Savos 3253290564Savos if (vap->iv_opmode == IEEE80211_M_MONITOR) { 3254290564Savos /* Accept all frames. */ 3255290564Savos rcr |= R92C_RCR_ACF | R92C_RCR_ADF | R92C_RCR_AMF | 3256290564Savos R92C_RCR_AAP; 3257290564Savos } 3258290564Savos 3259290564Savos /* Set Rx filter. */ 3260290564Savos urtwn_write_4(sc, R92C_RCR, rcr); 3261290564Savos 3262290564Savos if (ic->ic_promisc != 0) { 3263290564Savos /* Update Rx filter. */ 3264290564Savos urtwn_set_promisc(sc); 3265290564Savos } 3266251538Srpaulo} 3267251538Srpaulo 3268251538Srpaulostatic void 3269251538Srpaulourtwn_edca_init(struct urtwn_softc *sc) 3270251538Srpaulo{ 3271251538Srpaulo urtwn_write_2(sc, R92C_SPEC_SIFS, 0x100a); 3272251538Srpaulo urtwn_write_2(sc, R92C_MAC_SPEC_SIFS, 0x100a); 3273251538Srpaulo urtwn_write_2(sc, R92C_SIFS_CCK, 0x100a); 3274251538Srpaulo urtwn_write_2(sc, R92C_SIFS_OFDM, 0x100a); 3275251538Srpaulo urtwn_write_4(sc, R92C_EDCA_BE_PARAM, 0x005ea42b); 3276251538Srpaulo urtwn_write_4(sc, R92C_EDCA_BK_PARAM, 0x0000a44f); 3277251538Srpaulo urtwn_write_4(sc, R92C_EDCA_VI_PARAM, 0x005ea324); 3278251538Srpaulo urtwn_write_4(sc, R92C_EDCA_VO_PARAM, 0x002fa226); 3279251538Srpaulo} 3280251538Srpaulo 3281289066Skevlostatic void 3282251538Srpaulourtwn_write_txpower(struct urtwn_softc *sc, int chain, 3283251538Srpaulo uint16_t power[URTWN_RIDX_COUNT]) 3284251538Srpaulo{ 3285251538Srpaulo uint32_t reg; 3286251538Srpaulo 3287251538Srpaulo /* Write per-CCK rate Tx power. */ 3288251538Srpaulo if (chain == 0) { 3289251538Srpaulo reg = urtwn_bb_read(sc, R92C_TXAGC_A_CCK1_MCS32); 3290251538Srpaulo reg = RW(reg, R92C_TXAGC_A_CCK1, power[0]); 3291251538Srpaulo urtwn_bb_write(sc, R92C_TXAGC_A_CCK1_MCS32, reg); 3292251538Srpaulo reg = urtwn_bb_read(sc, R92C_TXAGC_B_CCK11_A_CCK2_11); 3293251538Srpaulo reg = RW(reg, R92C_TXAGC_A_CCK2, power[1]); 3294251538Srpaulo reg = RW(reg, R92C_TXAGC_A_CCK55, power[2]); 3295251538Srpaulo reg = RW(reg, R92C_TXAGC_A_CCK11, power[3]); 3296251538Srpaulo urtwn_bb_write(sc, R92C_TXAGC_B_CCK11_A_CCK2_11, reg); 3297251538Srpaulo } else { 3298251538Srpaulo reg = urtwn_bb_read(sc, R92C_TXAGC_B_CCK1_55_MCS32); 3299251538Srpaulo reg = RW(reg, R92C_TXAGC_B_CCK1, power[0]); 3300251538Srpaulo reg = RW(reg, R92C_TXAGC_B_CCK2, power[1]); 3301251538Srpaulo reg = RW(reg, R92C_TXAGC_B_CCK55, power[2]); 3302251538Srpaulo urtwn_bb_write(sc, R92C_TXAGC_B_CCK1_55_MCS32, reg); 3303251538Srpaulo reg = urtwn_bb_read(sc, R92C_TXAGC_B_CCK11_A_CCK2_11); 3304251538Srpaulo reg = RW(reg, R92C_TXAGC_B_CCK11, power[3]); 3305251538Srpaulo urtwn_bb_write(sc, R92C_TXAGC_B_CCK11_A_CCK2_11, reg); 3306251538Srpaulo } 3307251538Srpaulo /* Write per-OFDM rate Tx power. */ 3308251538Srpaulo urtwn_bb_write(sc, R92C_TXAGC_RATE18_06(chain), 3309251538Srpaulo SM(R92C_TXAGC_RATE06, power[ 4]) | 3310251538Srpaulo SM(R92C_TXAGC_RATE09, power[ 5]) | 3311251538Srpaulo SM(R92C_TXAGC_RATE12, power[ 6]) | 3312251538Srpaulo SM(R92C_TXAGC_RATE18, power[ 7])); 3313251538Srpaulo urtwn_bb_write(sc, R92C_TXAGC_RATE54_24(chain), 3314251538Srpaulo SM(R92C_TXAGC_RATE24, power[ 8]) | 3315251538Srpaulo SM(R92C_TXAGC_RATE36, power[ 9]) | 3316251538Srpaulo SM(R92C_TXAGC_RATE48, power[10]) | 3317251538Srpaulo SM(R92C_TXAGC_RATE54, power[11])); 3318251538Srpaulo /* Write per-MCS Tx power. */ 3319251538Srpaulo urtwn_bb_write(sc, R92C_TXAGC_MCS03_MCS00(chain), 3320251538Srpaulo SM(R92C_TXAGC_MCS00, power[12]) | 3321251538Srpaulo SM(R92C_TXAGC_MCS01, power[13]) | 3322251538Srpaulo SM(R92C_TXAGC_MCS02, power[14]) | 3323251538Srpaulo SM(R92C_TXAGC_MCS03, power[15])); 3324251538Srpaulo urtwn_bb_write(sc, R92C_TXAGC_MCS07_MCS04(chain), 3325251538Srpaulo SM(R92C_TXAGC_MCS04, power[16]) | 3326251538Srpaulo SM(R92C_TXAGC_MCS05, power[17]) | 3327251538Srpaulo SM(R92C_TXAGC_MCS06, power[18]) | 3328251538Srpaulo SM(R92C_TXAGC_MCS07, power[19])); 3329251538Srpaulo urtwn_bb_write(sc, R92C_TXAGC_MCS11_MCS08(chain), 3330251538Srpaulo SM(R92C_TXAGC_MCS08, power[20]) | 3331261506Skevlo SM(R92C_TXAGC_MCS09, power[21]) | 3332251538Srpaulo SM(R92C_TXAGC_MCS10, power[22]) | 3333251538Srpaulo SM(R92C_TXAGC_MCS11, power[23])); 3334251538Srpaulo urtwn_bb_write(sc, R92C_TXAGC_MCS15_MCS12(chain), 3335251538Srpaulo SM(R92C_TXAGC_MCS12, power[24]) | 3336251538Srpaulo SM(R92C_TXAGC_MCS13, power[25]) | 3337251538Srpaulo SM(R92C_TXAGC_MCS14, power[26]) | 3338251538Srpaulo SM(R92C_TXAGC_MCS15, power[27])); 3339251538Srpaulo} 3340251538Srpaulo 3341289066Skevlostatic void 3342251538Srpaulourtwn_get_txpower(struct urtwn_softc *sc, int chain, 3343251538Srpaulo struct ieee80211_channel *c, struct ieee80211_channel *extc, 3344251538Srpaulo uint16_t power[URTWN_RIDX_COUNT]) 3345251538Srpaulo{ 3346287197Sglebius struct ieee80211com *ic = &sc->sc_ic; 3347291264Savos struct r92c_rom *rom = &sc->rom.r92c_rom; 3348251538Srpaulo uint16_t cckpow, ofdmpow, htpow, diff, max; 3349251538Srpaulo const struct urtwn_txpwr *base; 3350251538Srpaulo int ridx, chan, group; 3351251538Srpaulo 3352251538Srpaulo /* Determine channel group. */ 3353251538Srpaulo chan = ieee80211_chan2ieee(ic, c); /* XXX center freq! */ 3354251538Srpaulo if (chan <= 3) 3355251538Srpaulo group = 0; 3356251538Srpaulo else if (chan <= 9) 3357251538Srpaulo group = 1; 3358251538Srpaulo else 3359251538Srpaulo group = 2; 3360251538Srpaulo 3361251538Srpaulo /* Get original Tx power based on board type and RF chain. */ 3362251538Srpaulo if (!(sc->chip & URTWN_CHIP_92C)) { 3363251538Srpaulo if (sc->board_type == R92C_BOARD_TYPE_HIGHPA) 3364251538Srpaulo base = &rtl8188ru_txagc[chain]; 3365251538Srpaulo else 3366251538Srpaulo base = &rtl8192cu_txagc[chain]; 3367251538Srpaulo } else 3368251538Srpaulo base = &rtl8192cu_txagc[chain]; 3369251538Srpaulo 3370251538Srpaulo memset(power, 0, URTWN_RIDX_COUNT * sizeof(power[0])); 3371251538Srpaulo if (sc->regulatory == 0) { 3372289758Savos for (ridx = URTWN_RIDX_CCK1; ridx <= URTWN_RIDX_CCK11; ridx++) 3373251538Srpaulo power[ridx] = base->pwr[0][ridx]; 3374251538Srpaulo } 3375289758Savos for (ridx = URTWN_RIDX_OFDM6; ridx < URTWN_RIDX_COUNT; ridx++) { 3376251538Srpaulo if (sc->regulatory == 3) { 3377251538Srpaulo power[ridx] = base->pwr[0][ridx]; 3378251538Srpaulo /* Apply vendor limits. */ 3379251538Srpaulo if (extc != NULL) 3380251538Srpaulo max = rom->ht40_max_pwr[group]; 3381251538Srpaulo else 3382251538Srpaulo max = rom->ht20_max_pwr[group]; 3383251538Srpaulo max = (max >> (chain * 4)) & 0xf; 3384251538Srpaulo if (power[ridx] > max) 3385251538Srpaulo power[ridx] = max; 3386251538Srpaulo } else if (sc->regulatory == 1) { 3387251538Srpaulo if (extc == NULL) 3388251538Srpaulo power[ridx] = base->pwr[group][ridx]; 3389251538Srpaulo } else if (sc->regulatory != 2) 3390251538Srpaulo power[ridx] = base->pwr[0][ridx]; 3391251538Srpaulo } 3392251538Srpaulo 3393251538Srpaulo /* Compute per-CCK rate Tx power. */ 3394251538Srpaulo cckpow = rom->cck_tx_pwr[chain][group]; 3395289758Savos for (ridx = URTWN_RIDX_CCK1; ridx <= URTWN_RIDX_CCK11; ridx++) { 3396251538Srpaulo power[ridx] += cckpow; 3397251538Srpaulo if (power[ridx] > R92C_MAX_TX_PWR) 3398251538Srpaulo power[ridx] = R92C_MAX_TX_PWR; 3399251538Srpaulo } 3400251538Srpaulo 3401251538Srpaulo htpow = rom->ht40_1s_tx_pwr[chain][group]; 3402251538Srpaulo if (sc->ntxchains > 1) { 3403251538Srpaulo /* Apply reduction for 2 spatial streams. */ 3404251538Srpaulo diff = rom->ht40_2s_tx_pwr_diff[group]; 3405251538Srpaulo diff = (diff >> (chain * 4)) & 0xf; 3406251538Srpaulo htpow = (htpow > diff) ? htpow - diff : 0; 3407251538Srpaulo } 3408251538Srpaulo 3409251538Srpaulo /* Compute per-OFDM rate Tx power. */ 3410251538Srpaulo diff = rom->ofdm_tx_pwr_diff[group]; 3411251538Srpaulo diff = (diff >> (chain * 4)) & 0xf; 3412251538Srpaulo ofdmpow = htpow + diff; /* HT->OFDM correction. */ 3413289758Savos for (ridx = URTWN_RIDX_OFDM6; ridx <= URTWN_RIDX_OFDM54; ridx++) { 3414251538Srpaulo power[ridx] += ofdmpow; 3415251538Srpaulo if (power[ridx] > R92C_MAX_TX_PWR) 3416251538Srpaulo power[ridx] = R92C_MAX_TX_PWR; 3417251538Srpaulo } 3418251538Srpaulo 3419251538Srpaulo /* Compute per-MCS Tx power. */ 3420251538Srpaulo if (extc == NULL) { 3421251538Srpaulo diff = rom->ht20_tx_pwr_diff[group]; 3422251538Srpaulo diff = (diff >> (chain * 4)) & 0xf; 3423251538Srpaulo htpow += diff; /* HT40->HT20 correction. */ 3424251538Srpaulo } 3425251538Srpaulo for (ridx = 12; ridx <= 27; ridx++) { 3426251538Srpaulo power[ridx] += htpow; 3427251538Srpaulo if (power[ridx] > R92C_MAX_TX_PWR) 3428251538Srpaulo power[ridx] = R92C_MAX_TX_PWR; 3429251538Srpaulo } 3430251538Srpaulo#ifdef URTWN_DEBUG 3431251538Srpaulo if (urtwn_debug >= 4) { 3432251538Srpaulo /* Dump per-rate Tx power values. */ 3433251538Srpaulo printf("Tx power for chain %d:\n", chain); 3434289758Savos for (ridx = URTWN_RIDX_CCK1; ridx < URTWN_RIDX_COUNT; ridx++) 3435251538Srpaulo printf("Rate %d = %u\n", ridx, power[ridx]); 3436251538Srpaulo } 3437251538Srpaulo#endif 3438251538Srpaulo} 3439251538Srpaulo 3440289066Skevlostatic void 3441264912Skevlourtwn_r88e_get_txpower(struct urtwn_softc *sc, int chain, 3442264912Skevlo struct ieee80211_channel *c, struct ieee80211_channel *extc, 3443264912Skevlo uint16_t power[URTWN_RIDX_COUNT]) 3444264912Skevlo{ 3445287197Sglebius struct ieee80211com *ic = &sc->sc_ic; 3446264912Skevlo uint16_t cckpow, ofdmpow, bw20pow, htpow; 3447264912Skevlo const struct urtwn_r88e_txpwr *base; 3448264912Skevlo int ridx, chan, group; 3449264912Skevlo 3450264912Skevlo /* Determine channel group. */ 3451264912Skevlo chan = ieee80211_chan2ieee(ic, c); /* XXX center freq! */ 3452264912Skevlo if (chan <= 2) 3453264912Skevlo group = 0; 3454264912Skevlo else if (chan <= 5) 3455264912Skevlo group = 1; 3456264912Skevlo else if (chan <= 8) 3457264912Skevlo group = 2; 3458264912Skevlo else if (chan <= 11) 3459264912Skevlo group = 3; 3460264912Skevlo else if (chan <= 13) 3461264912Skevlo group = 4; 3462264912Skevlo else 3463264912Skevlo group = 5; 3464264912Skevlo 3465264912Skevlo /* Get original Tx power based on board type and RF chain. */ 3466264912Skevlo base = &rtl8188eu_txagc[chain]; 3467264912Skevlo 3468264912Skevlo memset(power, 0, URTWN_RIDX_COUNT * sizeof(power[0])); 3469264912Skevlo if (sc->regulatory == 0) { 3470289758Savos for (ridx = URTWN_RIDX_CCK1; ridx <= URTWN_RIDX_CCK11; ridx++) 3471264912Skevlo power[ridx] = base->pwr[0][ridx]; 3472264912Skevlo } 3473289758Savos for (ridx = URTWN_RIDX_OFDM6; ridx < URTWN_RIDX_COUNT; ridx++) { 3474264912Skevlo if (sc->regulatory == 3) 3475264912Skevlo power[ridx] = base->pwr[0][ridx]; 3476264912Skevlo else if (sc->regulatory == 1) { 3477264912Skevlo if (extc == NULL) 3478264912Skevlo power[ridx] = base->pwr[group][ridx]; 3479264912Skevlo } else if (sc->regulatory != 2) 3480264912Skevlo power[ridx] = base->pwr[0][ridx]; 3481264912Skevlo } 3482264912Skevlo 3483264912Skevlo /* Compute per-CCK rate Tx power. */ 3484264912Skevlo cckpow = sc->cck_tx_pwr[group]; 3485289758Savos for (ridx = URTWN_RIDX_CCK1; ridx <= URTWN_RIDX_CCK11; ridx++) { 3486264912Skevlo power[ridx] += cckpow; 3487264912Skevlo if (power[ridx] > R92C_MAX_TX_PWR) 3488264912Skevlo power[ridx] = R92C_MAX_TX_PWR; 3489264912Skevlo } 3490264912Skevlo 3491264912Skevlo htpow = sc->ht40_tx_pwr[group]; 3492264912Skevlo 3493264912Skevlo /* Compute per-OFDM rate Tx power. */ 3494264912Skevlo ofdmpow = htpow + sc->ofdm_tx_pwr_diff; 3495289758Savos for (ridx = URTWN_RIDX_OFDM6; ridx <= URTWN_RIDX_OFDM54; ridx++) { 3496264912Skevlo power[ridx] += ofdmpow; 3497264912Skevlo if (power[ridx] > R92C_MAX_TX_PWR) 3498264912Skevlo power[ridx] = R92C_MAX_TX_PWR; 3499264912Skevlo } 3500264912Skevlo 3501264912Skevlo bw20pow = htpow + sc->bw20_tx_pwr_diff; 3502264912Skevlo for (ridx = 12; ridx <= 27; ridx++) { 3503264912Skevlo power[ridx] += bw20pow; 3504264912Skevlo if (power[ridx] > R92C_MAX_TX_PWR) 3505264912Skevlo power[ridx] = R92C_MAX_TX_PWR; 3506264912Skevlo } 3507264912Skevlo} 3508264912Skevlo 3509289066Skevlostatic void 3510251538Srpaulourtwn_set_txpower(struct urtwn_softc *sc, struct ieee80211_channel *c, 3511251538Srpaulo struct ieee80211_channel *extc) 3512251538Srpaulo{ 3513251538Srpaulo uint16_t power[URTWN_RIDX_COUNT]; 3514251538Srpaulo int i; 3515251538Srpaulo 3516251538Srpaulo for (i = 0; i < sc->ntxchains; i++) { 3517251538Srpaulo /* Compute per-rate Tx power values. */ 3518264912Skevlo if (sc->chip & URTWN_CHIP_88E) 3519264912Skevlo urtwn_r88e_get_txpower(sc, i, c, extc, power); 3520264912Skevlo else 3521264912Skevlo urtwn_get_txpower(sc, i, c, extc, power); 3522251538Srpaulo /* Write per-rate Tx power values to hardware. */ 3523251538Srpaulo urtwn_write_txpower(sc, i, power); 3524251538Srpaulo } 3525251538Srpaulo} 3526251538Srpaulo 3527251538Srpaulostatic void 3528290048Savosurtwn_set_rx_bssid_all(struct urtwn_softc *sc, int enable) 3529290048Savos{ 3530290048Savos uint32_t reg; 3531290048Savos 3532290048Savos reg = urtwn_read_4(sc, R92C_RCR); 3533290048Savos if (enable) 3534290048Savos reg &= ~R92C_RCR_CBSSID_BCN; 3535290048Savos else 3536290048Savos reg |= R92C_RCR_CBSSID_BCN; 3537290048Savos urtwn_write_4(sc, R92C_RCR, reg); 3538290048Savos} 3539290048Savos 3540290048Savosstatic void 3541290048Savosurtwn_set_gain(struct urtwn_softc *sc, uint8_t gain) 3542290048Savos{ 3543290048Savos uint32_t reg; 3544290048Savos 3545290048Savos reg = urtwn_bb_read(sc, R92C_OFDM0_AGCCORE1(0)); 3546290048Savos reg = RW(reg, R92C_OFDM0_AGCCORE1_GAIN, gain); 3547290048Savos urtwn_bb_write(sc, R92C_OFDM0_AGCCORE1(0), reg); 3548290048Savos 3549290048Savos if (!(sc->chip & URTWN_CHIP_88E)) { 3550290048Savos reg = urtwn_bb_read(sc, R92C_OFDM0_AGCCORE1(1)); 3551290048Savos reg = RW(reg, R92C_OFDM0_AGCCORE1_GAIN, gain); 3552290048Savos urtwn_bb_write(sc, R92C_OFDM0_AGCCORE1(1), reg); 3553290048Savos } 3554290048Savos} 3555290048Savos 3556290048Savosstatic void 3557251538Srpaulourtwn_scan_start(struct ieee80211com *ic) 3558251538Srpaulo{ 3559290048Savos struct urtwn_softc *sc = ic->ic_softc; 3560290048Savos 3561290048Savos URTWN_LOCK(sc); 3562290048Savos /* Receive beacons / probe responses from any BSSID. */ 3563290651Savos if (ic->ic_opmode != IEEE80211_M_IBSS) 3564290651Savos urtwn_set_rx_bssid_all(sc, 1); 3565290651Savos 3566290048Savos /* Set gain for scanning. */ 3567290048Savos urtwn_set_gain(sc, 0x20); 3568290048Savos URTWN_UNLOCK(sc); 3569251538Srpaulo} 3570251538Srpaulo 3571251538Srpaulostatic void 3572251538Srpaulourtwn_scan_end(struct ieee80211com *ic) 3573251538Srpaulo{ 3574290048Savos struct urtwn_softc *sc = ic->ic_softc; 3575290048Savos 3576290048Savos URTWN_LOCK(sc); 3577290048Savos /* Restore limitations. */ 3578290651Savos if (ic->ic_promisc == 0 && ic->ic_opmode != IEEE80211_M_IBSS) 3579290564Savos urtwn_set_rx_bssid_all(sc, 0); 3580290651Savos 3581290048Savos /* Set gain under link. */ 3582290048Savos urtwn_set_gain(sc, 0x32); 3583290048Savos URTWN_UNLOCK(sc); 3584251538Srpaulo} 3585251538Srpaulo 3586251538Srpaulostatic void 3587251538Srpaulourtwn_set_channel(struct ieee80211com *ic) 3588251538Srpaulo{ 3589286949Sadrian struct urtwn_softc *sc = ic->ic_softc; 3590281070Srpaulo struct ieee80211vap *vap = TAILQ_FIRST(&ic->ic_vaps); 3591251538Srpaulo 3592251538Srpaulo URTWN_LOCK(sc); 3593281070Srpaulo if (vap->iv_state == IEEE80211_S_SCAN) { 3594281070Srpaulo /* Make link LED blink during scan. */ 3595281070Srpaulo urtwn_set_led(sc, URTWN_LED_LINK, !sc->ledlink); 3596281070Srpaulo } 3597251538Srpaulo urtwn_set_chan(sc, ic->ic_curchan, NULL); 3598251538Srpaulo URTWN_UNLOCK(sc); 3599251538Srpaulo} 3600251538Srpaulo 3601251538Srpaulostatic void 3602290564Savosurtwn_set_promisc(struct urtwn_softc *sc) 3603290564Savos{ 3604290564Savos struct ieee80211com *ic = &sc->sc_ic; 3605290564Savos struct ieee80211vap *vap = TAILQ_FIRST(&ic->ic_vaps); 3606290564Savos uint32_t rcr, mask1, mask2; 3607290564Savos 3608290564Savos URTWN_ASSERT_LOCKED(sc); 3609290564Savos 3610290564Savos if (vap->iv_opmode == IEEE80211_M_MONITOR) 3611290564Savos return; 3612290564Savos 3613290564Savos mask1 = R92C_RCR_ACF | R92C_RCR_ADF | R92C_RCR_AMF | R92C_RCR_AAP; 3614290564Savos mask2 = R92C_RCR_APM; 3615290564Savos 3616290564Savos if (vap->iv_state == IEEE80211_S_RUN) { 3617290564Savos switch (vap->iv_opmode) { 3618290564Savos case IEEE80211_M_STA: 3619290631Savos mask2 |= R92C_RCR_CBSSID_DATA; 3620290631Savos /* FALLTHROUGH */ 3621290631Savos case IEEE80211_M_HOSTAP: 3622290631Savos mask2 |= R92C_RCR_CBSSID_BCN; 3623290564Savos break; 3624290651Savos case IEEE80211_M_IBSS: 3625290651Savos mask2 |= R92C_RCR_CBSSID_DATA; 3626290651Savos break; 3627290564Savos default: 3628290564Savos device_printf(sc->sc_dev, "%s: undefined opmode %d\n", 3629290564Savos __func__, vap->iv_opmode); 3630290564Savos return; 3631290564Savos } 3632290564Savos } 3633290564Savos 3634290564Savos rcr = urtwn_read_4(sc, R92C_RCR); 3635290564Savos if (ic->ic_promisc == 0) 3636290564Savos rcr = (rcr & ~mask1) | mask2; 3637290564Savos else 3638290564Savos rcr = (rcr & ~mask2) | mask1; 3639290564Savos urtwn_write_4(sc, R92C_RCR, rcr); 3640290564Savos} 3641290564Savos 3642290564Savosstatic void 3643290564Savosurtwn_update_promisc(struct ieee80211com *ic) 3644290564Savos{ 3645290564Savos struct urtwn_softc *sc = ic->ic_softc; 3646290564Savos 3647290564Savos URTWN_LOCK(sc); 3648290564Savos if (sc->sc_flags & URTWN_RUNNING) 3649290564Savos urtwn_set_promisc(sc); 3650290564Savos URTWN_UNLOCK(sc); 3651290564Savos} 3652290564Savos 3653290564Savosstatic void 3654283540Sglebiusurtwn_update_mcast(struct ieee80211com *ic) 3655251538Srpaulo{ 3656251538Srpaulo /* XXX do nothing? */ 3657251538Srpaulo} 3658251538Srpaulo 3659251538Srpaulostatic void 3660251538Srpaulourtwn_set_chan(struct urtwn_softc *sc, struct ieee80211_channel *c, 3661251538Srpaulo struct ieee80211_channel *extc) 3662251538Srpaulo{ 3663287197Sglebius struct ieee80211com *ic = &sc->sc_ic; 3664251538Srpaulo uint32_t reg; 3665251538Srpaulo u_int chan; 3666251538Srpaulo int i; 3667251538Srpaulo 3668251538Srpaulo chan = ieee80211_chan2ieee(ic, c); /* XXX center freq! */ 3669251538Srpaulo if (chan == 0 || chan == IEEE80211_CHAN_ANY) { 3670251538Srpaulo device_printf(sc->sc_dev, 3671251538Srpaulo "%s: invalid channel %x\n", __func__, chan); 3672251538Srpaulo return; 3673251538Srpaulo } 3674251538Srpaulo 3675251538Srpaulo /* Set Tx power for this new channel. */ 3676251538Srpaulo urtwn_set_txpower(sc, c, extc); 3677251538Srpaulo 3678251538Srpaulo for (i = 0; i < sc->nrxchains; i++) { 3679251538Srpaulo urtwn_rf_write(sc, i, R92C_RF_CHNLBW, 3680251538Srpaulo RW(sc->rf_chnlbw[i], R92C_RF_CHNLBW_CHNL, chan)); 3681251538Srpaulo } 3682251538Srpaulo#ifndef IEEE80211_NO_HT 3683251538Srpaulo if (extc != NULL) { 3684251538Srpaulo /* Is secondary channel below or above primary? */ 3685251538Srpaulo int prichlo = c->ic_freq < extc->ic_freq; 3686251538Srpaulo 3687251538Srpaulo urtwn_write_1(sc, R92C_BWOPMODE, 3688251538Srpaulo urtwn_read_1(sc, R92C_BWOPMODE) & ~R92C_BWOPMODE_20MHZ); 3689251538Srpaulo 3690251538Srpaulo reg = urtwn_read_1(sc, R92C_RRSR + 2); 3691251538Srpaulo reg = (reg & ~0x6f) | (prichlo ? 1 : 2) << 5; 3692251538Srpaulo urtwn_write_1(sc, R92C_RRSR + 2, reg); 3693251538Srpaulo 3694251538Srpaulo urtwn_bb_write(sc, R92C_FPGA0_RFMOD, 3695251538Srpaulo urtwn_bb_read(sc, R92C_FPGA0_RFMOD) | R92C_RFMOD_40MHZ); 3696251538Srpaulo urtwn_bb_write(sc, R92C_FPGA1_RFMOD, 3697251538Srpaulo urtwn_bb_read(sc, R92C_FPGA1_RFMOD) | R92C_RFMOD_40MHZ); 3698251538Srpaulo 3699251538Srpaulo /* Set CCK side band. */ 3700251538Srpaulo reg = urtwn_bb_read(sc, R92C_CCK0_SYSTEM); 3701251538Srpaulo reg = (reg & ~0x00000010) | (prichlo ? 0 : 1) << 4; 3702251538Srpaulo urtwn_bb_write(sc, R92C_CCK0_SYSTEM, reg); 3703251538Srpaulo 3704251538Srpaulo reg = urtwn_bb_read(sc, R92C_OFDM1_LSTF); 3705251538Srpaulo reg = (reg & ~0x00000c00) | (prichlo ? 1 : 2) << 10; 3706251538Srpaulo urtwn_bb_write(sc, R92C_OFDM1_LSTF, reg); 3707251538Srpaulo 3708251538Srpaulo urtwn_bb_write(sc, R92C_FPGA0_ANAPARAM2, 3709251538Srpaulo urtwn_bb_read(sc, R92C_FPGA0_ANAPARAM2) & 3710251538Srpaulo ~R92C_FPGA0_ANAPARAM2_CBW20); 3711251538Srpaulo 3712251538Srpaulo reg = urtwn_bb_read(sc, 0x818); 3713251538Srpaulo reg = (reg & ~0x0c000000) | (prichlo ? 2 : 1) << 26; 3714251538Srpaulo urtwn_bb_write(sc, 0x818, reg); 3715251538Srpaulo 3716251538Srpaulo /* Select 40MHz bandwidth. */ 3717251538Srpaulo urtwn_rf_write(sc, 0, R92C_RF_CHNLBW, 3718251538Srpaulo (sc->rf_chnlbw[0] & ~0xfff) | chan); 3719251538Srpaulo } else 3720251538Srpaulo#endif 3721251538Srpaulo { 3722251538Srpaulo urtwn_write_1(sc, R92C_BWOPMODE, 3723251538Srpaulo urtwn_read_1(sc, R92C_BWOPMODE) | R92C_BWOPMODE_20MHZ); 3724251538Srpaulo 3725251538Srpaulo urtwn_bb_write(sc, R92C_FPGA0_RFMOD, 3726251538Srpaulo urtwn_bb_read(sc, R92C_FPGA0_RFMOD) & ~R92C_RFMOD_40MHZ); 3727251538Srpaulo urtwn_bb_write(sc, R92C_FPGA1_RFMOD, 3728251538Srpaulo urtwn_bb_read(sc, R92C_FPGA1_RFMOD) & ~R92C_RFMOD_40MHZ); 3729251538Srpaulo 3730264912Skevlo if (!(sc->chip & URTWN_CHIP_88E)) { 3731264912Skevlo urtwn_bb_write(sc, R92C_FPGA0_ANAPARAM2, 3732264912Skevlo urtwn_bb_read(sc, R92C_FPGA0_ANAPARAM2) | 3733264912Skevlo R92C_FPGA0_ANAPARAM2_CBW20); 3734264912Skevlo } 3735281069Srpaulo 3736251538Srpaulo /* Select 20MHz bandwidth. */ 3737251538Srpaulo urtwn_rf_write(sc, 0, R92C_RF_CHNLBW, 3738281069Srpaulo (sc->rf_chnlbw[0] & ~0xfff) | chan | 3739264912Skevlo ((sc->chip & URTWN_CHIP_88E) ? R88E_RF_CHNLBW_BW20 : 3740264912Skevlo R92C_RF_CHNLBW_BW20)); 3741251538Srpaulo } 3742251538Srpaulo} 3743251538Srpaulo 3744251538Srpaulostatic void 3745251538Srpaulourtwn_iq_calib(struct urtwn_softc *sc) 3746251538Srpaulo{ 3747251538Srpaulo /* TODO */ 3748251538Srpaulo} 3749251538Srpaulo 3750251538Srpaulostatic void 3751251538Srpaulourtwn_lc_calib(struct urtwn_softc *sc) 3752251538Srpaulo{ 3753251538Srpaulo uint32_t rf_ac[2]; 3754251538Srpaulo uint8_t txmode; 3755251538Srpaulo int i; 3756251538Srpaulo 3757251538Srpaulo txmode = urtwn_read_1(sc, R92C_OFDM1_LSTF + 3); 3758251538Srpaulo if ((txmode & 0x70) != 0) { 3759251538Srpaulo /* Disable all continuous Tx. */ 3760251538Srpaulo urtwn_write_1(sc, R92C_OFDM1_LSTF + 3, txmode & ~0x70); 3761251538Srpaulo 3762251538Srpaulo /* Set RF mode to standby mode. */ 3763251538Srpaulo for (i = 0; i < sc->nrxchains; i++) { 3764251538Srpaulo rf_ac[i] = urtwn_rf_read(sc, i, R92C_RF_AC); 3765251538Srpaulo urtwn_rf_write(sc, i, R92C_RF_AC, 3766251538Srpaulo RW(rf_ac[i], R92C_RF_AC_MODE, 3767251538Srpaulo R92C_RF_AC_MODE_STANDBY)); 3768251538Srpaulo } 3769251538Srpaulo } else { 3770251538Srpaulo /* Block all Tx queues. */ 3771251538Srpaulo urtwn_write_1(sc, R92C_TXPAUSE, 0xff); 3772251538Srpaulo } 3773251538Srpaulo /* Start calibration. */ 3774251538Srpaulo urtwn_rf_write(sc, 0, R92C_RF_CHNLBW, 3775251538Srpaulo urtwn_rf_read(sc, 0, R92C_RF_CHNLBW) | R92C_RF_CHNLBW_LCSTART); 3776251538Srpaulo 3777251538Srpaulo /* Give calibration the time to complete. */ 3778266472Shselasky usb_pause_mtx(&sc->sc_mtx, hz / 10); /* 100ms */ 3779251538Srpaulo 3780251538Srpaulo /* Restore configuration. */ 3781251538Srpaulo if ((txmode & 0x70) != 0) { 3782251538Srpaulo /* Restore Tx mode. */ 3783251538Srpaulo urtwn_write_1(sc, R92C_OFDM1_LSTF + 3, txmode); 3784251538Srpaulo /* Restore RF mode. */ 3785251538Srpaulo for (i = 0; i < sc->nrxchains; i++) 3786251538Srpaulo urtwn_rf_write(sc, i, R92C_RF_AC, rf_ac[i]); 3787251538Srpaulo } else { 3788251538Srpaulo /* Unblock all Tx queues. */ 3789251538Srpaulo urtwn_write_1(sc, R92C_TXPAUSE, 0x00); 3790251538Srpaulo } 3791251538Srpaulo} 3792251538Srpaulo 3793291698Savosstatic int 3794287197Sglebiusurtwn_init(struct urtwn_softc *sc) 3795251538Srpaulo{ 3796287197Sglebius struct ieee80211com *ic = &sc->sc_ic; 3797287197Sglebius struct ieee80211vap *vap = TAILQ_FIRST(&ic->ic_vaps); 3798287197Sglebius uint8_t macaddr[IEEE80211_ADDR_LEN]; 3799251538Srpaulo uint32_t reg; 3800291698Savos usb_error_t usb_err = USB_ERR_NORMAL_COMPLETION; 3801251538Srpaulo int error; 3802251538Srpaulo 3803291698Savos URTWN_LOCK(sc); 3804291698Savos if (sc->sc_flags & URTWN_RUNNING) { 3805291698Savos URTWN_UNLOCK(sc); 3806291698Savos return (0); 3807291698Savos } 3808264864Skevlo 3809251538Srpaulo /* Init firmware commands ring. */ 3810251538Srpaulo sc->fwcur = 0; 3811251538Srpaulo 3812251538Srpaulo /* Allocate Tx/Rx buffers. */ 3813251538Srpaulo error = urtwn_alloc_rx_list(sc); 3814251538Srpaulo if (error != 0) 3815251538Srpaulo goto fail; 3816281069Srpaulo 3817251538Srpaulo error = urtwn_alloc_tx_list(sc); 3818251538Srpaulo if (error != 0) 3819251538Srpaulo goto fail; 3820251538Srpaulo 3821251538Srpaulo /* Power on adapter. */ 3822251538Srpaulo error = urtwn_power_on(sc); 3823251538Srpaulo if (error != 0) 3824251538Srpaulo goto fail; 3825251538Srpaulo 3826251538Srpaulo /* Initialize DMA. */ 3827251538Srpaulo error = urtwn_dma_init(sc); 3828251538Srpaulo if (error != 0) 3829251538Srpaulo goto fail; 3830251538Srpaulo 3831251538Srpaulo /* Set info size in Rx descriptors (in 64-bit words). */ 3832251538Srpaulo urtwn_write_1(sc, R92C_RX_DRVINFO_SZ, 4); 3833251538Srpaulo 3834251538Srpaulo /* Init interrupts. */ 3835264912Skevlo if (sc->chip & URTWN_CHIP_88E) { 3836291698Savos usb_err = urtwn_write_4(sc, R88E_HISR, 0xffffffff); 3837291698Savos if (usb_err != USB_ERR_NORMAL_COMPLETION) 3838291698Savos goto fail; 3839291698Savos usb_err = urtwn_write_4(sc, R88E_HIMR, R88E_HIMR_CPWM | R88E_HIMR_CPWM2 | 3840264912Skevlo R88E_HIMR_TBDER | R88E_HIMR_PSTIMEOUT); 3841291698Savos if (usb_err != USB_ERR_NORMAL_COMPLETION) 3842291698Savos goto fail; 3843291698Savos usb_err = urtwn_write_4(sc, R88E_HIMRE, R88E_HIMRE_RXFOVW | 3844264912Skevlo R88E_HIMRE_TXFOVW | R88E_HIMRE_RXERR | R88E_HIMRE_TXERR); 3845291698Savos if (usb_err != USB_ERR_NORMAL_COMPLETION) 3846291698Savos goto fail; 3847291698Savos usb_err = urtwn_write_1(sc, R92C_USB_SPECIAL_OPTION, 3848264912Skevlo urtwn_read_1(sc, R92C_USB_SPECIAL_OPTION) | 3849264912Skevlo R92C_USB_SPECIAL_OPTION_INT_BULK_SEL); 3850291698Savos if (usb_err != USB_ERR_NORMAL_COMPLETION) 3851291698Savos goto fail; 3852264912Skevlo } else { 3853291698Savos usb_err = urtwn_write_4(sc, R92C_HISR, 0xffffffff); 3854291698Savos if (usb_err != USB_ERR_NORMAL_COMPLETION) 3855291698Savos goto fail; 3856291698Savos usb_err = urtwn_write_4(sc, R92C_HIMR, 0xffffffff); 3857291698Savos if (usb_err != USB_ERR_NORMAL_COMPLETION) 3858291698Savos goto fail; 3859264912Skevlo } 3860251538Srpaulo 3861251538Srpaulo /* Set MAC address. */ 3862287197Sglebius IEEE80211_ADDR_COPY(macaddr, vap ? vap->iv_myaddr : ic->ic_macaddr); 3863291698Savos usb_err = urtwn_write_region_1(sc, R92C_MACID, macaddr, IEEE80211_ADDR_LEN); 3864291698Savos if (usb_err != USB_ERR_NORMAL_COMPLETION) 3865291698Savos goto fail; 3866251538Srpaulo 3867251538Srpaulo /* Set initial network type. */ 3868289811Savos urtwn_set_mode(sc, R92C_MSR_INFRA); 3869251538Srpaulo 3870290564Savos /* Initialize Rx filter. */ 3871251538Srpaulo urtwn_rxfilter_init(sc); 3872251538Srpaulo 3873282623Skevlo /* Set response rate. */ 3874251538Srpaulo reg = urtwn_read_4(sc, R92C_RRSR); 3875251538Srpaulo reg = RW(reg, R92C_RRSR_RATE_BITMAP, R92C_RRSR_RATE_CCK_ONLY_1M); 3876251538Srpaulo urtwn_write_4(sc, R92C_RRSR, reg); 3877251538Srpaulo 3878251538Srpaulo /* Set short/long retry limits. */ 3879251538Srpaulo urtwn_write_2(sc, R92C_RL, 3880251538Srpaulo SM(R92C_RL_SRL, 0x30) | SM(R92C_RL_LRL, 0x30)); 3881251538Srpaulo 3882251538Srpaulo /* Initialize EDCA parameters. */ 3883251538Srpaulo urtwn_edca_init(sc); 3884251538Srpaulo 3885251538Srpaulo /* Setup rate fallback. */ 3886264912Skevlo if (!(sc->chip & URTWN_CHIP_88E)) { 3887264912Skevlo urtwn_write_4(sc, R92C_DARFRC + 0, 0x00000000); 3888264912Skevlo urtwn_write_4(sc, R92C_DARFRC + 4, 0x10080404); 3889264912Skevlo urtwn_write_4(sc, R92C_RARFRC + 0, 0x04030201); 3890264912Skevlo urtwn_write_4(sc, R92C_RARFRC + 4, 0x08070605); 3891264912Skevlo } 3892251538Srpaulo 3893251538Srpaulo urtwn_write_1(sc, R92C_FWHW_TXQ_CTRL, 3894251538Srpaulo urtwn_read_1(sc, R92C_FWHW_TXQ_CTRL) | 3895251538Srpaulo R92C_FWHW_TXQ_CTRL_AMPDU_RTY_NEW); 3896251538Srpaulo /* Set ACK timeout. */ 3897251538Srpaulo urtwn_write_1(sc, R92C_ACKTO, 0x40); 3898251538Srpaulo 3899251538Srpaulo /* Setup USB aggregation. */ 3900251538Srpaulo reg = urtwn_read_4(sc, R92C_TDECTRL); 3901251538Srpaulo reg = RW(reg, R92C_TDECTRL_BLK_DESC_NUM, 6); 3902251538Srpaulo urtwn_write_4(sc, R92C_TDECTRL, reg); 3903251538Srpaulo urtwn_write_1(sc, R92C_TRXDMA_CTRL, 3904251538Srpaulo urtwn_read_1(sc, R92C_TRXDMA_CTRL) | 3905251538Srpaulo R92C_TRXDMA_CTRL_RXDMA_AGG_EN); 3906251538Srpaulo urtwn_write_1(sc, R92C_RXDMA_AGG_PG_TH, 48); 3907264912Skevlo if (sc->chip & URTWN_CHIP_88E) 3908264912Skevlo urtwn_write_1(sc, R92C_RXDMA_AGG_PG_TH + 1, 4); 3909282266Skevlo else { 3910264912Skevlo urtwn_write_1(sc, R92C_USB_DMA_AGG_TO, 4); 3911282266Skevlo urtwn_write_1(sc, R92C_USB_SPECIAL_OPTION, 3912282266Skevlo urtwn_read_1(sc, R92C_USB_SPECIAL_OPTION) | 3913282266Skevlo R92C_USB_SPECIAL_OPTION_AGG_EN); 3914282266Skevlo urtwn_write_1(sc, R92C_USB_AGG_TH, 8); 3915282266Skevlo urtwn_write_1(sc, R92C_USB_AGG_TO, 6); 3916282266Skevlo } 3917251538Srpaulo 3918251538Srpaulo /* Initialize beacon parameters. */ 3919264912Skevlo urtwn_write_2(sc, R92C_BCN_CTRL, 0x1010); 3920251538Srpaulo urtwn_write_2(sc, R92C_TBTT_PROHIBIT, 0x6404); 3921251538Srpaulo urtwn_write_1(sc, R92C_DRVERLYINT, 0x05); 3922251538Srpaulo urtwn_write_1(sc, R92C_BCNDMATIM, 0x02); 3923251538Srpaulo urtwn_write_2(sc, R92C_BCNTCFG, 0x660f); 3924251538Srpaulo 3925264912Skevlo if (!(sc->chip & URTWN_CHIP_88E)) { 3926264912Skevlo /* Setup AMPDU aggregation. */ 3927264912Skevlo urtwn_write_4(sc, R92C_AGGLEN_LMT, 0x99997631); /* MCS7~0 */ 3928264912Skevlo urtwn_write_1(sc, R92C_AGGR_BREAK_TIME, 0x16); 3929264912Skevlo urtwn_write_2(sc, R92C_MAX_AGGR_NUM, 0x0708); 3930251538Srpaulo 3931264912Skevlo urtwn_write_1(sc, R92C_BCN_MAX_ERR, 0xff); 3932264912Skevlo } 3933251538Srpaulo 3934251538Srpaulo /* Load 8051 microcode. */ 3935251538Srpaulo error = urtwn_load_firmware(sc); 3936251538Srpaulo if (error != 0) 3937251538Srpaulo goto fail; 3938251538Srpaulo 3939251538Srpaulo /* Initialize MAC/BB/RF blocks. */ 3940291698Savos error = urtwn_mac_init(sc); 3941291698Savos if (error != 0) { 3942291698Savos device_printf(sc->sc_dev, 3943291698Savos "%s: error while initializing MAC block\n", __func__); 3944291698Savos goto fail; 3945291698Savos } 3946251538Srpaulo urtwn_bb_init(sc); 3947251538Srpaulo urtwn_rf_init(sc); 3948251538Srpaulo 3949290564Savos /* Reinitialize Rx filter (D3845 is not committed yet). */ 3950290564Savos urtwn_rxfilter_init(sc); 3951290564Savos 3952264912Skevlo if (sc->chip & URTWN_CHIP_88E) { 3953264912Skevlo urtwn_write_2(sc, R92C_CR, 3954264912Skevlo urtwn_read_2(sc, R92C_CR) | R92C_CR_MACTXEN | 3955264912Skevlo R92C_CR_MACRXEN); 3956264912Skevlo } 3957264912Skevlo 3958251538Srpaulo /* Turn CCK and OFDM blocks on. */ 3959251538Srpaulo reg = urtwn_bb_read(sc, R92C_FPGA0_RFMOD); 3960251538Srpaulo reg |= R92C_RFMOD_CCK_EN; 3961291698Savos usb_err = urtwn_bb_write(sc, R92C_FPGA0_RFMOD, reg); 3962291698Savos if (usb_err != USB_ERR_NORMAL_COMPLETION) 3963291698Savos goto fail; 3964251538Srpaulo reg = urtwn_bb_read(sc, R92C_FPGA0_RFMOD); 3965251538Srpaulo reg |= R92C_RFMOD_OFDM_EN; 3966291698Savos usb_err = urtwn_bb_write(sc, R92C_FPGA0_RFMOD, reg); 3967291698Savos if (usb_err != USB_ERR_NORMAL_COMPLETION) 3968291698Savos goto fail; 3969251538Srpaulo 3970251538Srpaulo /* Clear per-station keys table. */ 3971251538Srpaulo urtwn_cam_init(sc); 3972251538Srpaulo 3973251538Srpaulo /* Enable hardware sequence numbering. */ 3974251538Srpaulo urtwn_write_1(sc, R92C_HWSEQ_CTRL, 0xff); 3975251538Srpaulo 3976251538Srpaulo /* Perform LO and IQ calibrations. */ 3977251538Srpaulo urtwn_iq_calib(sc); 3978251538Srpaulo /* Perform LC calibration. */ 3979251538Srpaulo urtwn_lc_calib(sc); 3980251538Srpaulo 3981251538Srpaulo /* Fix USB interference issue. */ 3982264912Skevlo if (!(sc->chip & URTWN_CHIP_88E)) { 3983264912Skevlo urtwn_write_1(sc, 0xfe40, 0xe0); 3984264912Skevlo urtwn_write_1(sc, 0xfe41, 0x8d); 3985264912Skevlo urtwn_write_1(sc, 0xfe42, 0x80); 3986251538Srpaulo 3987264912Skevlo urtwn_pa_bias_init(sc); 3988264912Skevlo } 3989251538Srpaulo 3990251538Srpaulo /* Initialize GPIO setting. */ 3991251538Srpaulo urtwn_write_1(sc, R92C_GPIO_MUXCFG, 3992251538Srpaulo urtwn_read_1(sc, R92C_GPIO_MUXCFG) & ~R92C_GPIO_MUXCFG_ENBT); 3993251538Srpaulo 3994251538Srpaulo /* Fix for lower temperature. */ 3995264912Skevlo if (!(sc->chip & URTWN_CHIP_88E)) 3996264912Skevlo urtwn_write_1(sc, 0x15, 0xe9); 3997251538Srpaulo 3998251538Srpaulo usbd_transfer_start(sc->sc_xfer[URTWN_BULK_RX]); 3999251538Srpaulo 4000287197Sglebius sc->sc_flags |= URTWN_RUNNING; 4001251538Srpaulo 4002251538Srpaulo callout_reset(&sc->sc_watchdog_ch, hz, urtwn_watchdog, sc); 4003251538Srpaulofail: 4004291698Savos if (usb_err != USB_ERR_NORMAL_COMPLETION) 4005291698Savos error = EIO; 4006291698Savos 4007291698Savos URTWN_UNLOCK(sc); 4008291698Savos 4009291698Savos return (error); 4010251538Srpaulo} 4011251538Srpaulo 4012251538Srpaulostatic void 4013287197Sglebiusurtwn_stop(struct urtwn_softc *sc) 4014251538Srpaulo{ 4015251538Srpaulo 4016291698Savos URTWN_LOCK(sc); 4017291698Savos if (!(sc->sc_flags & URTWN_RUNNING)) { 4018291698Savos URTWN_UNLOCK(sc); 4019291698Savos return; 4020291698Savos } 4021291698Savos 4022287197Sglebius sc->sc_flags &= ~URTWN_RUNNING; 4023251538Srpaulo callout_stop(&sc->sc_watchdog_ch); 4024251538Srpaulo urtwn_abort_xfers(sc); 4025288353Sadrian 4026288353Sadrian urtwn_drain_mbufq(sc); 4027291698Savos URTWN_UNLOCK(sc); 4028251538Srpaulo} 4029251538Srpaulo 4030251538Srpaulostatic void 4031251538Srpaulourtwn_abort_xfers(struct urtwn_softc *sc) 4032251538Srpaulo{ 4033251538Srpaulo int i; 4034251538Srpaulo 4035251538Srpaulo URTWN_ASSERT_LOCKED(sc); 4036251538Srpaulo 4037251538Srpaulo /* abort any pending transfers */ 4038251538Srpaulo for (i = 0; i < URTWN_N_TRANSFER; i++) 4039251538Srpaulo usbd_transfer_stop(sc->sc_xfer[i]); 4040251538Srpaulo} 4041251538Srpaulo 4042251538Srpaulostatic int 4043251538Srpaulourtwn_raw_xmit(struct ieee80211_node *ni, struct mbuf *m, 4044251538Srpaulo const struct ieee80211_bpf_params *params) 4045251538Srpaulo{ 4046251538Srpaulo struct ieee80211com *ic = ni->ni_ic; 4047286949Sadrian struct urtwn_softc *sc = ic->ic_softc; 4048251538Srpaulo struct urtwn_data *bf; 4049290630Savos int error; 4050251538Srpaulo 4051251538Srpaulo /* prevent management frames from being sent if we're not ready */ 4052290630Savos URTWN_LOCK(sc); 4053287197Sglebius if (!(sc->sc_flags & URTWN_RUNNING)) { 4054290630Savos error = ENETDOWN; 4055290630Savos goto end; 4056251538Srpaulo } 4057290630Savos 4058251538Srpaulo bf = urtwn_getbuf(sc); 4059251538Srpaulo if (bf == NULL) { 4060290630Savos error = ENOBUFS; 4061290630Savos goto end; 4062251538Srpaulo } 4063251538Srpaulo 4064290630Savos if ((error = urtwn_tx_data(sc, ni, m, bf)) != 0) { 4065251538Srpaulo STAILQ_INSERT_HEAD(&sc->sc_tx_inactive, bf, next); 4066290630Savos goto end; 4067251538Srpaulo } 4068290630Savos 4069288353Sadrian sc->sc_txtimer = 5; 4070290630Savos callout_reset(&sc->sc_watchdog_ch, hz, urtwn_watchdog, sc); 4071290630Savos 4072290630Savosend: 4073290630Savos if (error != 0) 4074290630Savos m_freem(m); 4075290630Savos 4076251538Srpaulo URTWN_UNLOCK(sc); 4077251538Srpaulo 4078290630Savos return (error); 4079251538Srpaulo} 4080251538Srpaulo 4081266472Shselaskystatic void 4082266472Shselaskyurtwn_ms_delay(struct urtwn_softc *sc) 4083266472Shselasky{ 4084266472Shselasky usb_pause_mtx(&sc->sc_mtx, hz / 1000); 4085266472Shselasky} 4086266472Shselasky 4087251538Srpaulostatic device_method_t urtwn_methods[] = { 4088251538Srpaulo /* Device interface */ 4089251538Srpaulo DEVMETHOD(device_probe, urtwn_match), 4090251538Srpaulo DEVMETHOD(device_attach, urtwn_attach), 4091251538Srpaulo DEVMETHOD(device_detach, urtwn_detach), 4092251538Srpaulo 4093264912Skevlo DEVMETHOD_END 4094251538Srpaulo}; 4095251538Srpaulo 4096251538Srpaulostatic driver_t urtwn_driver = { 4097251538Srpaulo "urtwn", 4098251538Srpaulo urtwn_methods, 4099251538Srpaulo sizeof(struct urtwn_softc) 4100251538Srpaulo}; 4101251538Srpaulo 4102251538Srpaulostatic devclass_t urtwn_devclass; 4103251538Srpaulo 4104251538SrpauloDRIVER_MODULE(urtwn, uhub, urtwn_driver, urtwn_devclass, NULL, NULL); 4105251538SrpauloMODULE_DEPEND(urtwn, usb, 1, 1, 1); 4106251538SrpauloMODULE_DEPEND(urtwn, wlan, 1, 1, 1); 4107251538SrpauloMODULE_DEPEND(urtwn, firmware, 1, 1, 1); 4108251538SrpauloMODULE_VERSION(urtwn, 1); 4109