if_urtwn.c revision 298359
1251538Srpaulo/* $OpenBSD: if_urtwn.c,v 1.16 2011/02/10 17:26:40 jakemsr Exp $ */ 2251538Srpaulo 3251538Srpaulo/*- 4251538Srpaulo * Copyright (c) 2010 Damien Bergamini <damien.bergamini@free.fr> 5264912Skevlo * Copyright (c) 2014 Kevin Lo <kevlo@FreeBSD.org> 6292176Savos * Copyright (c) 2015 Andriy Voskoboinyk <avos@FreeBSD.org> 7251538Srpaulo * 8251538Srpaulo * Permission to use, copy, modify, and distribute this software for any 9251538Srpaulo * purpose with or without fee is hereby granted, provided that the above 10251538Srpaulo * copyright notice and this permission notice appear in all copies. 11251538Srpaulo * 12251538Srpaulo * THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL WARRANTIES 13251538Srpaulo * WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF 14251538Srpaulo * MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR 15251538Srpaulo * ANY SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES 16251538Srpaulo * WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN 17251538Srpaulo * ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF 18251538Srpaulo * OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE. 19251538Srpaulo */ 20251538Srpaulo 21251538Srpaulo#include <sys/cdefs.h> 22251538Srpaulo__FBSDID("$FreeBSD: head/sys/dev/urtwn/if_urtwn.c 298359 2016-04-20 18:29:30Z avos $"); 23251538Srpaulo 24251538Srpaulo/* 25264912Skevlo * Driver for Realtek RTL8188CE-VAU/RTL8188CUS/RTL8188EU/RTL8188RU/RTL8192CU. 26251538Srpaulo */ 27251538Srpaulo 28288353Sadrian#include "opt_wlan.h" 29295871Savos#include "opt_urtwn.h" 30288353Sadrian 31251538Srpaulo#include <sys/param.h> 32251538Srpaulo#include <sys/sockio.h> 33251538Srpaulo#include <sys/sysctl.h> 34251538Srpaulo#include <sys/lock.h> 35251538Srpaulo#include <sys/mutex.h> 36291902Skevlo#include <sys/condvar.h> 37251538Srpaulo#include <sys/mbuf.h> 38251538Srpaulo#include <sys/kernel.h> 39251538Srpaulo#include <sys/socket.h> 40251538Srpaulo#include <sys/systm.h> 41251538Srpaulo#include <sys/malloc.h> 42251538Srpaulo#include <sys/module.h> 43251538Srpaulo#include <sys/bus.h> 44251538Srpaulo#include <sys/endian.h> 45251538Srpaulo#include <sys/linker.h> 46251538Srpaulo#include <sys/firmware.h> 47251538Srpaulo#include <sys/kdb.h> 48251538Srpaulo 49251538Srpaulo#include <machine/bus.h> 50251538Srpaulo#include <machine/resource.h> 51251538Srpaulo#include <sys/rman.h> 52251538Srpaulo 53251538Srpaulo#include <net/bpf.h> 54251538Srpaulo#include <net/if.h> 55257176Sglebius#include <net/if_var.h> 56251538Srpaulo#include <net/if_arp.h> 57251538Srpaulo#include <net/ethernet.h> 58251538Srpaulo#include <net/if_dl.h> 59251538Srpaulo#include <net/if_media.h> 60251538Srpaulo#include <net/if_types.h> 61251538Srpaulo 62251538Srpaulo#include <netinet/in.h> 63251538Srpaulo#include <netinet/in_systm.h> 64251538Srpaulo#include <netinet/in_var.h> 65251538Srpaulo#include <netinet/if_ether.h> 66251538Srpaulo#include <netinet/ip.h> 67251538Srpaulo 68251538Srpaulo#include <net80211/ieee80211_var.h> 69251538Srpaulo#include <net80211/ieee80211_regdomain.h> 70251538Srpaulo#include <net80211/ieee80211_radiotap.h> 71251538Srpaulo#include <net80211/ieee80211_ratectl.h> 72297596Sadrian#ifdef IEEE80211_SUPPORT_SUPERG 73297596Sadrian#include <net80211/ieee80211_superg.h> 74297596Sadrian#endif 75251538Srpaulo 76251538Srpaulo#include <dev/usb/usb.h> 77251538Srpaulo#include <dev/usb/usbdi.h> 78291902Skevlo#include <dev/usb/usb_device.h> 79251538Srpaulo#include "usbdevs.h" 80251538Srpaulo 81251538Srpaulo#include <dev/usb/usb_debug.h> 82251538Srpaulo 83297058Sadrian#include <dev/urtwn/if_urtwnreg.h> 84297058Sadrian#include <dev/urtwn/if_urtwnvar.h> 85251538Srpaulo 86251538Srpaulo#ifdef USB_DEBUG 87294471Savosenum { 88294471Savos URTWN_DEBUG_XMIT = 0x00000001, /* basic xmit operation */ 89294471Savos URTWN_DEBUG_RECV = 0x00000002, /* basic recv operation */ 90294471Savos URTWN_DEBUG_STATE = 0x00000004, /* 802.11 state transitions */ 91294471Savos URTWN_DEBUG_RA = 0x00000008, /* f/w rate adaptation setup */ 92294471Savos URTWN_DEBUG_USB = 0x00000010, /* usb requests */ 93294471Savos URTWN_DEBUG_FIRMWARE = 0x00000020, /* firmware(9) loading debug */ 94294471Savos URTWN_DEBUG_BEACON = 0x00000040, /* beacon handling */ 95294471Savos URTWN_DEBUG_INTR = 0x00000080, /* ISR */ 96294471Savos URTWN_DEBUG_TEMP = 0x00000100, /* temperature calibration */ 97294471Savos URTWN_DEBUG_ROM = 0x00000200, /* various ROM info */ 98294471Savos URTWN_DEBUG_KEY = 0x00000400, /* crypto keys management */ 99294471Savos URTWN_DEBUG_TXPWR = 0x00000800, /* dump Tx power values */ 100297175Sadrian URTWN_DEBUG_RSSI = 0x00001000, /* dump RSSI lookups */ 101294471Savos URTWN_DEBUG_ANY = 0xffffffff 102294471Savos}; 103251538Srpaulo 104294471Savos#define URTWN_DPRINTF(_sc, _m, ...) do { \ 105294471Savos if ((_sc)->sc_debug & (_m)) \ 106294471Savos device_printf((_sc)->sc_dev, __VA_ARGS__); \ 107294471Savos} while(0) 108294471Savos 109294471Savos#else 110294471Savos#define URTWN_DPRINTF(_sc, _m, ...) do { (void) sc; } while (0) 111251538Srpaulo#endif 112251538Srpaulo 113288088Sadrian#define IEEE80211_HAS_ADDR4(wh) IEEE80211_IS_DSTODS(wh) 114251538Srpaulo 115297175Sadrianstatic int urtwn_enable_11n = 1; 116297175SadrianTUNABLE_INT("hw.usb.urtwn.enable_11n", &urtwn_enable_11n); 117297175Sadrian 118251538Srpaulo/* various supported device vendors/products */ 119251596Srpaulostatic const STRUCT_USB_HOST_ID urtwn_devs[] = { 120251538Srpaulo#define URTWN_DEV(v,p) { USB_VP(USB_VENDOR_##v, USB_PRODUCT_##v##_##p) } 121264912Skevlo#define URTWN_RTL8188E_DEV(v,p) \ 122264912Skevlo { USB_VPI(USB_VENDOR_##v, USB_PRODUCT_##v##_##p, URTWN_RTL8188E) } 123264912Skevlo#define URTWN_RTL8188E 1 124251538Srpaulo URTWN_DEV(ABOCOM, RTL8188CU_1), 125251538Srpaulo URTWN_DEV(ABOCOM, RTL8188CU_2), 126251538Srpaulo URTWN_DEV(ABOCOM, RTL8192CU), 127251538Srpaulo URTWN_DEV(ASUS, RTL8192CU), 128266721Skevlo URTWN_DEV(ASUS, USBN10NANO), 129251538Srpaulo URTWN_DEV(AZUREWAVE, RTL8188CE_1), 130251538Srpaulo URTWN_DEV(AZUREWAVE, RTL8188CE_2), 131251538Srpaulo URTWN_DEV(AZUREWAVE, RTL8188CU), 132251538Srpaulo URTWN_DEV(BELKIN, F7D2102), 133251538Srpaulo URTWN_DEV(BELKIN, RTL8188CU), 134251538Srpaulo URTWN_DEV(BELKIN, RTL8192CU), 135251538Srpaulo URTWN_DEV(CHICONY, RTL8188CUS_1), 136251538Srpaulo URTWN_DEV(CHICONY, RTL8188CUS_2), 137251538Srpaulo URTWN_DEV(CHICONY, RTL8188CUS_3), 138251538Srpaulo URTWN_DEV(CHICONY, RTL8188CUS_4), 139251538Srpaulo URTWN_DEV(CHICONY, RTL8188CUS_5), 140251538Srpaulo URTWN_DEV(COREGA, RTL8192CU), 141251538Srpaulo URTWN_DEV(DLINK, RTL8188CU), 142251538Srpaulo URTWN_DEV(DLINK, RTL8192CU_1), 143251538Srpaulo URTWN_DEV(DLINK, RTL8192CU_2), 144251538Srpaulo URTWN_DEV(DLINK, RTL8192CU_3), 145252196Skevlo URTWN_DEV(DLINK, DWA131B), 146251538Srpaulo URTWN_DEV(EDIMAX, EW7811UN), 147251538Srpaulo URTWN_DEV(EDIMAX, RTL8192CU), 148251538Srpaulo URTWN_DEV(FEIXUN, RTL8188CU), 149251538Srpaulo URTWN_DEV(FEIXUN, RTL8192CU), 150251538Srpaulo URTWN_DEV(GUILLEMOT, HWNUP150), 151251538Srpaulo URTWN_DEV(HAWKING, RTL8192CU), 152251538Srpaulo URTWN_DEV(HP3, RTL8188CU), 153251538Srpaulo URTWN_DEV(NETGEAR, WNA1000M), 154251538Srpaulo URTWN_DEV(NETGEAR, RTL8192CU), 155251538Srpaulo URTWN_DEV(NETGEAR4, RTL8188CU), 156251538Srpaulo URTWN_DEV(NOVATECH, RTL8188CU), 157251538Srpaulo URTWN_DEV(PLANEX2, RTL8188CU_1), 158251538Srpaulo URTWN_DEV(PLANEX2, RTL8188CU_2), 159251538Srpaulo URTWN_DEV(PLANEX2, RTL8188CU_3), 160251538Srpaulo URTWN_DEV(PLANEX2, RTL8188CU_4), 161251538Srpaulo URTWN_DEV(PLANEX2, RTL8188CUS), 162251538Srpaulo URTWN_DEV(PLANEX2, RTL8192CU), 163251538Srpaulo URTWN_DEV(REALTEK, RTL8188CE_0), 164251538Srpaulo URTWN_DEV(REALTEK, RTL8188CE_1), 165251538Srpaulo URTWN_DEV(REALTEK, RTL8188CTV), 166251538Srpaulo URTWN_DEV(REALTEK, RTL8188CU_0), 167251538Srpaulo URTWN_DEV(REALTEK, RTL8188CU_1), 168251538Srpaulo URTWN_DEV(REALTEK, RTL8188CU_2), 169282119Skevlo URTWN_DEV(REALTEK, RTL8188CU_3), 170251538Srpaulo URTWN_DEV(REALTEK, RTL8188CU_COMBO), 171251538Srpaulo URTWN_DEV(REALTEK, RTL8188CUS), 172251538Srpaulo URTWN_DEV(REALTEK, RTL8188RU_1), 173251538Srpaulo URTWN_DEV(REALTEK, RTL8188RU_2), 174272410Shselasky URTWN_DEV(REALTEK, RTL8188RU_3), 175251538Srpaulo URTWN_DEV(REALTEK, RTL8191CU), 176251538Srpaulo URTWN_DEV(REALTEK, RTL8192CE), 177251538Srpaulo URTWN_DEV(REALTEK, RTL8192CU), 178251538Srpaulo URTWN_DEV(SITECOMEU, RTL8188CU_1), 179251538Srpaulo URTWN_DEV(SITECOMEU, RTL8188CU_2), 180251538Srpaulo URTWN_DEV(SITECOMEU, RTL8192CU), 181251538Srpaulo URTWN_DEV(TRENDNET, RTL8188CU), 182251538Srpaulo URTWN_DEV(TRENDNET, RTL8192CU), 183251538Srpaulo URTWN_DEV(ZYXEL, RTL8192CU), 184264912Skevlo /* URTWN_RTL8188E */ 185295907Skevlo URTWN_RTL8188E_DEV(ABOCOM, RTL8188EU), 186273589Skevlo URTWN_RTL8188E_DEV(DLINK, DWA123D1), 187270191Skevlo URTWN_RTL8188E_DEV(DLINK, DWA125D1), 188273589Skevlo URTWN_RTL8188E_DEV(ELECOM, WDC150SU2M), 189264912Skevlo URTWN_RTL8188E_DEV(REALTEK, RTL8188ETV), 190264912Skevlo URTWN_RTL8188E_DEV(REALTEK, RTL8188EU), 191264912Skevlo#undef URTWN_RTL8188E_DEV 192251538Srpaulo#undef URTWN_DEV 193251538Srpaulo}; 194251538Srpaulo 195251538Srpaulostatic device_probe_t urtwn_match; 196251538Srpaulostatic device_attach_t urtwn_attach; 197251538Srpaulostatic device_detach_t urtwn_detach; 198251538Srpaulo 199251538Srpaulostatic usb_callback_t urtwn_bulk_tx_callback; 200251538Srpaulostatic usb_callback_t urtwn_bulk_rx_callback; 201251538Srpaulo 202294471Savosstatic void urtwn_sysctlattach(struct urtwn_softc *); 203294471Savosstatic void urtwn_drain_mbufq(struct urtwn_softc *); 204287197Sglebiusstatic usb_error_t urtwn_do_request(struct urtwn_softc *, 205287197Sglebius struct usb_device_request *, void *); 206251538Srpaulostatic struct ieee80211vap *urtwn_vap_create(struct ieee80211com *, 207251538Srpaulo const char [IFNAMSIZ], int, enum ieee80211_opmode, int, 208251538Srpaulo const uint8_t [IEEE80211_ADDR_LEN], 209251538Srpaulo const uint8_t [IEEE80211_ADDR_LEN]); 210251538Srpaulostatic void urtwn_vap_delete(struct ieee80211vap *); 211292207Savosstatic struct mbuf * urtwn_rx_copy_to_mbuf(struct urtwn_softc *, 212292207Savos struct r92c_rx_stat *, int); 213292207Savosstatic struct mbuf * urtwn_report_intr(struct usb_xfer *, 214292207Savos struct urtwn_data *); 215292207Savosstatic struct mbuf * urtwn_rxeof(struct urtwn_softc *, uint8_t *, int); 216292167Savosstatic void urtwn_r88e_ratectl_tx_complete(struct urtwn_softc *, 217292167Savos void *); 218292207Savosstatic struct ieee80211_node *urtwn_rx_frame(struct urtwn_softc *, 219292207Savos struct mbuf *, int8_t *); 220289891Savosstatic void urtwn_txeof(struct urtwn_softc *, struct urtwn_data *, 221289891Savos int); 222281069Srpaulostatic int urtwn_alloc_list(struct urtwn_softc *, 223251538Srpaulo struct urtwn_data[], int, int); 224251538Srpaulostatic int urtwn_alloc_rx_list(struct urtwn_softc *); 225251538Srpaulostatic int urtwn_alloc_tx_list(struct urtwn_softc *); 226251538Srpaulostatic void urtwn_free_list(struct urtwn_softc *, 227251538Srpaulo struct urtwn_data data[], int); 228289066Skevlostatic void urtwn_free_rx_list(struct urtwn_softc *); 229289066Skevlostatic void urtwn_free_tx_list(struct urtwn_softc *); 230251538Srpaulostatic struct urtwn_data * _urtwn_getbuf(struct urtwn_softc *); 231251538Srpaulostatic struct urtwn_data * urtwn_getbuf(struct urtwn_softc *); 232291698Savosstatic usb_error_t urtwn_write_region_1(struct urtwn_softc *, uint16_t, 233251538Srpaulo uint8_t *, int); 234291698Savosstatic usb_error_t urtwn_write_1(struct urtwn_softc *, uint16_t, uint8_t); 235291698Savosstatic usb_error_t urtwn_write_2(struct urtwn_softc *, uint16_t, uint16_t); 236291698Savosstatic usb_error_t urtwn_write_4(struct urtwn_softc *, uint16_t, uint32_t); 237291698Savosstatic usb_error_t urtwn_read_region_1(struct urtwn_softc *, uint16_t, 238251538Srpaulo uint8_t *, int); 239251538Srpaulostatic uint8_t urtwn_read_1(struct urtwn_softc *, uint16_t); 240251538Srpaulostatic uint16_t urtwn_read_2(struct urtwn_softc *, uint16_t); 241251538Srpaulostatic uint32_t urtwn_read_4(struct urtwn_softc *, uint16_t); 242281069Srpaulostatic int urtwn_fw_cmd(struct urtwn_softc *, uint8_t, 243251538Srpaulo const void *, int); 244292174Savosstatic void urtwn_cmdq_cb(void *, int); 245292174Savosstatic int urtwn_cmd_sleepable(struct urtwn_softc *, const void *, 246292174Savos size_t, CMD_FUNC_PROTO); 247264912Skevlostatic void urtwn_r92c_rf_write(struct urtwn_softc *, int, 248264912Skevlo uint8_t, uint32_t); 249281069Srpaulostatic void urtwn_r88e_rf_write(struct urtwn_softc *, int, 250264912Skevlo uint8_t, uint32_t); 251251538Srpaulostatic uint32_t urtwn_rf_read(struct urtwn_softc *, int, uint8_t); 252281069Srpaulostatic int urtwn_llt_write(struct urtwn_softc *, uint32_t, 253251538Srpaulo uint32_t); 254291264Savosstatic int urtwn_efuse_read_next(struct urtwn_softc *, uint8_t *); 255291264Savosstatic int urtwn_efuse_read_data(struct urtwn_softc *, uint8_t *, 256291264Savos uint8_t, uint8_t); 257294471Savos#ifdef USB_DEBUG 258291264Savosstatic void urtwn_dump_rom_contents(struct urtwn_softc *, 259291264Savos uint8_t *, uint16_t); 260291264Savos#endif 261291264Savosstatic int urtwn_efuse_read(struct urtwn_softc *, uint8_t *, 262291264Savos uint16_t); 263291698Savosstatic int urtwn_efuse_switch_power(struct urtwn_softc *); 264251538Srpaulostatic int urtwn_read_chipid(struct urtwn_softc *); 265291264Savosstatic int urtwn_read_rom(struct urtwn_softc *); 266291264Savosstatic int urtwn_r88e_read_rom(struct urtwn_softc *); 267251538Srpaulostatic int urtwn_ra_init(struct urtwn_softc *); 268290631Savosstatic void urtwn_init_beacon(struct urtwn_softc *, 269290631Savos struct urtwn_vap *); 270290631Savosstatic int urtwn_setup_beacon(struct urtwn_softc *, 271290631Savos struct ieee80211_node *); 272290631Savosstatic void urtwn_update_beacon(struct ieee80211vap *, int); 273290631Savosstatic int urtwn_tx_beacon(struct urtwn_softc *sc, 274290631Savos struct urtwn_vap *); 275292175Savosstatic int urtwn_key_alloc(struct ieee80211vap *, 276292175Savos struct ieee80211_key *, ieee80211_keyix *, 277292175Savos ieee80211_keyix *); 278292175Savosstatic void urtwn_key_set_cb(struct urtwn_softc *, 279292175Savos union sec_param *); 280292175Savosstatic void urtwn_key_del_cb(struct urtwn_softc *, 281292175Savos union sec_param *); 282292175Savosstatic int urtwn_key_set(struct ieee80211vap *, 283292175Savos const struct ieee80211_key *); 284292175Savosstatic int urtwn_key_delete(struct ieee80211vap *, 285292175Savos const struct ieee80211_key *); 286290651Savosstatic void urtwn_tsf_task_adhoc(void *, int); 287290631Savosstatic void urtwn_tsf_sync_enable(struct urtwn_softc *, 288290631Savos struct ieee80211vap *); 289292203Savosstatic void urtwn_get_tsf(struct urtwn_softc *, uint64_t *); 290251538Srpaulostatic void urtwn_set_led(struct urtwn_softc *, int, int); 291289811Savosstatic void urtwn_set_mode(struct urtwn_softc *, uint8_t); 292290651Savosstatic void urtwn_ibss_recv_mgmt(struct ieee80211_node *, 293290651Savos struct mbuf *, int, 294290651Savos const struct ieee80211_rx_stats *, int, int); 295281069Srpaulostatic int urtwn_newstate(struct ieee80211vap *, 296251538Srpaulo enum ieee80211_state, int); 297294473Savosstatic void urtwn_calib_to(void *); 298294473Savosstatic void urtwn_calib_cb(struct urtwn_softc *, 299294473Savos union sec_param *); 300251538Srpaulostatic void urtwn_watchdog(void *); 301251538Srpaulostatic void urtwn_update_avgrssi(struct urtwn_softc *, int, int8_t); 302251538Srpaulostatic int8_t urtwn_get_rssi(struct urtwn_softc *, int, void *); 303264912Skevlostatic int8_t urtwn_r88e_get_rssi(struct urtwn_softc *, int, void *); 304290630Savosstatic int urtwn_tx_data(struct urtwn_softc *, 305251538Srpaulo struct ieee80211_node *, struct mbuf *, 306251538Srpaulo struct urtwn_data *); 307292221Savosstatic int urtwn_tx_raw(struct urtwn_softc *, 308292221Savos struct ieee80211_node *, struct mbuf *, 309292221Savos struct urtwn_data *, 310292221Savos const struct ieee80211_bpf_params *); 311290630Savosstatic void urtwn_tx_start(struct urtwn_softc *, struct mbuf *, 312290630Savos uint8_t, struct urtwn_data *); 313287197Sglebiusstatic int urtwn_transmit(struct ieee80211com *, struct mbuf *); 314287197Sglebiusstatic void urtwn_start(struct urtwn_softc *); 315287197Sglebiusstatic void urtwn_parent(struct ieee80211com *); 316264912Skevlostatic int urtwn_r92c_power_on(struct urtwn_softc *); 317264912Skevlostatic int urtwn_r88e_power_on(struct urtwn_softc *); 318295874Savosstatic void urtwn_r92c_power_off(struct urtwn_softc *); 319295874Savosstatic void urtwn_r88e_power_off(struct urtwn_softc *); 320251538Srpaulostatic int urtwn_llt_init(struct urtwn_softc *); 321295871Savos#ifndef URTWN_WITHOUT_UCODE 322251538Srpaulostatic void urtwn_fw_reset(struct urtwn_softc *); 323264912Skevlostatic void urtwn_r88e_fw_reset(struct urtwn_softc *); 324281069Srpaulostatic int urtwn_fw_loadpage(struct urtwn_softc *, int, 325251538Srpaulo const uint8_t *, int); 326251538Srpaulostatic int urtwn_load_firmware(struct urtwn_softc *); 327295871Savos#endif 328291902Skevlostatic int urtwn_dma_init(struct urtwn_softc *); 329291698Savosstatic int urtwn_mac_init(struct urtwn_softc *); 330251538Srpaulostatic void urtwn_bb_init(struct urtwn_softc *); 331251538Srpaulostatic void urtwn_rf_init(struct urtwn_softc *); 332251538Srpaulostatic void urtwn_cam_init(struct urtwn_softc *); 333292175Savosstatic int urtwn_cam_write(struct urtwn_softc *, uint32_t, 334292175Savos uint32_t); 335251538Srpaulostatic void urtwn_pa_bias_init(struct urtwn_softc *); 336251538Srpaulostatic void urtwn_rxfilter_init(struct urtwn_softc *); 337251538Srpaulostatic void urtwn_edca_init(struct urtwn_softc *); 338281069Srpaulostatic void urtwn_write_txpower(struct urtwn_softc *, int, 339251538Srpaulo uint16_t[]); 340251538Srpaulostatic void urtwn_get_txpower(struct urtwn_softc *, int, 341281069Srpaulo struct ieee80211_channel *, 342251538Srpaulo struct ieee80211_channel *, uint16_t[]); 343264912Skevlostatic void urtwn_r88e_get_txpower(struct urtwn_softc *, int, 344281069Srpaulo struct ieee80211_channel *, 345264912Skevlo struct ieee80211_channel *, uint16_t[]); 346251538Srpaulostatic void urtwn_set_txpower(struct urtwn_softc *, 347281069Srpaulo struct ieee80211_channel *, 348251538Srpaulo struct ieee80211_channel *); 349290048Savosstatic void urtwn_set_rx_bssid_all(struct urtwn_softc *, int); 350290048Savosstatic void urtwn_set_gain(struct urtwn_softc *, uint8_t); 351251538Srpaulostatic void urtwn_scan_start(struct ieee80211com *); 352251538Srpaulostatic void urtwn_scan_end(struct ieee80211com *); 353251538Srpaulostatic void urtwn_set_channel(struct ieee80211com *); 354292014Savosstatic int urtwn_wme_update(struct ieee80211com *); 355294465Savosstatic void urtwn_update_slot(struct ieee80211com *); 356294465Savosstatic void urtwn_update_slot_cb(struct urtwn_softc *, 357294465Savos union sec_param *); 358294465Savosstatic void urtwn_update_aifs(struct urtwn_softc *, uint8_t); 359290564Savosstatic void urtwn_set_promisc(struct urtwn_softc *); 360290564Savosstatic void urtwn_update_promisc(struct ieee80211com *); 361289066Skevlostatic void urtwn_update_mcast(struct ieee80211com *); 362297910Sadrianstatic struct ieee80211_node *urtwn_node_alloc(struct ieee80211vap *, 363292167Savos const uint8_t mac[IEEE80211_ADDR_LEN]); 364297910Sadrianstatic void urtwn_newassoc(struct ieee80211_node *, int); 365297910Sadrianstatic void urtwn_node_free(struct ieee80211_node *); 366251538Srpaulostatic void urtwn_set_chan(struct urtwn_softc *, 367281069Srpaulo struct ieee80211_channel *, 368251538Srpaulo struct ieee80211_channel *); 369251538Srpaulostatic void urtwn_iq_calib(struct urtwn_softc *); 370251538Srpaulostatic void urtwn_lc_calib(struct urtwn_softc *); 371294473Savosstatic void urtwn_temp_calib(struct urtwn_softc *); 372291698Savosstatic int urtwn_init(struct urtwn_softc *); 373287197Sglebiusstatic void urtwn_stop(struct urtwn_softc *); 374251538Srpaulostatic void urtwn_abort_xfers(struct urtwn_softc *); 375251538Srpaulostatic int urtwn_raw_xmit(struct ieee80211_node *, struct mbuf *, 376251538Srpaulo const struct ieee80211_bpf_params *); 377266472Shselaskystatic void urtwn_ms_delay(struct urtwn_softc *); 378251538Srpaulo 379251538Srpaulo/* Aliases. */ 380251538Srpaulo#define urtwn_bb_write urtwn_write_4 381251538Srpaulo#define urtwn_bb_read urtwn_read_4 382251538Srpaulo 383251538Srpaulostatic const struct usb_config urtwn_config[URTWN_N_TRANSFER] = { 384251538Srpaulo [URTWN_BULK_RX] = { 385251538Srpaulo .type = UE_BULK, 386251538Srpaulo .endpoint = UE_ADDR_ANY, 387251538Srpaulo .direction = UE_DIR_IN, 388251538Srpaulo .bufsize = URTWN_RXBUFSZ, 389251538Srpaulo .flags = { 390251538Srpaulo .pipe_bof = 1, 391251538Srpaulo .short_xfer_ok = 1 392251538Srpaulo }, 393251538Srpaulo .callback = urtwn_bulk_rx_callback, 394251538Srpaulo }, 395251538Srpaulo [URTWN_BULK_TX_BE] = { 396251538Srpaulo .type = UE_BULK, 397251538Srpaulo .endpoint = 0x03, 398251538Srpaulo .direction = UE_DIR_OUT, 399251538Srpaulo .bufsize = URTWN_TXBUFSZ, 400251538Srpaulo .flags = { 401251538Srpaulo .ext_buffer = 1, 402251538Srpaulo .pipe_bof = 1, 403251538Srpaulo .force_short_xfer = 1 404251538Srpaulo }, 405251538Srpaulo .callback = urtwn_bulk_tx_callback, 406251538Srpaulo .timeout = URTWN_TX_TIMEOUT, /* ms */ 407251538Srpaulo }, 408251538Srpaulo [URTWN_BULK_TX_BK] = { 409251538Srpaulo .type = UE_BULK, 410251538Srpaulo .endpoint = 0x03, 411251538Srpaulo .direction = UE_DIR_OUT, 412251538Srpaulo .bufsize = URTWN_TXBUFSZ, 413251538Srpaulo .flags = { 414251538Srpaulo .ext_buffer = 1, 415251538Srpaulo .pipe_bof = 1, 416251538Srpaulo .force_short_xfer = 1, 417251538Srpaulo }, 418251538Srpaulo .callback = urtwn_bulk_tx_callback, 419251538Srpaulo .timeout = URTWN_TX_TIMEOUT, /* ms */ 420251538Srpaulo }, 421251538Srpaulo [URTWN_BULK_TX_VI] = { 422251538Srpaulo .type = UE_BULK, 423251538Srpaulo .endpoint = 0x02, 424251538Srpaulo .direction = UE_DIR_OUT, 425251538Srpaulo .bufsize = URTWN_TXBUFSZ, 426251538Srpaulo .flags = { 427251538Srpaulo .ext_buffer = 1, 428251538Srpaulo .pipe_bof = 1, 429251538Srpaulo .force_short_xfer = 1 430251538Srpaulo }, 431251538Srpaulo .callback = urtwn_bulk_tx_callback, 432251538Srpaulo .timeout = URTWN_TX_TIMEOUT, /* ms */ 433251538Srpaulo }, 434251538Srpaulo [URTWN_BULK_TX_VO] = { 435251538Srpaulo .type = UE_BULK, 436251538Srpaulo .endpoint = 0x02, 437251538Srpaulo .direction = UE_DIR_OUT, 438251538Srpaulo .bufsize = URTWN_TXBUFSZ, 439251538Srpaulo .flags = { 440251538Srpaulo .ext_buffer = 1, 441251538Srpaulo .pipe_bof = 1, 442251538Srpaulo .force_short_xfer = 1 443251538Srpaulo }, 444251538Srpaulo .callback = urtwn_bulk_tx_callback, 445251538Srpaulo .timeout = URTWN_TX_TIMEOUT, /* ms */ 446251538Srpaulo }, 447251538Srpaulo}; 448251538Srpaulo 449292014Savosstatic const struct wme_to_queue { 450292014Savos uint16_t reg; 451292014Savos uint8_t qid; 452292014Savos} wme2queue[WME_NUM_AC] = { 453292014Savos { R92C_EDCA_BE_PARAM, URTWN_BULK_TX_BE}, 454292014Savos { R92C_EDCA_BK_PARAM, URTWN_BULK_TX_BK}, 455292014Savos { R92C_EDCA_VI_PARAM, URTWN_BULK_TX_VI}, 456292014Savos { R92C_EDCA_VO_PARAM, URTWN_BULK_TX_VO} 457292014Savos}; 458292014Savos 459251538Srpaulostatic int 460251538Srpaulourtwn_match(device_t self) 461251538Srpaulo{ 462251538Srpaulo struct usb_attach_arg *uaa = device_get_ivars(self); 463251538Srpaulo 464251538Srpaulo if (uaa->usb_mode != USB_MODE_HOST) 465251538Srpaulo return (ENXIO); 466251538Srpaulo if (uaa->info.bConfigIndex != URTWN_CONFIG_INDEX) 467251538Srpaulo return (ENXIO); 468251538Srpaulo if (uaa->info.bIfaceIndex != URTWN_IFACE_INDEX) 469251538Srpaulo return (ENXIO); 470251538Srpaulo 471251538Srpaulo return (usbd_lookup_id_by_uaa(urtwn_devs, sizeof(urtwn_devs), uaa)); 472251538Srpaulo} 473251538Srpaulo 474297175Sadrianstatic void 475297175Sadrianurtwn_update_chw(struct ieee80211com *ic) 476297175Sadrian{ 477297175Sadrian} 478297175Sadrian 479251538Srpaulostatic int 480297175Sadrianurtwn_ampdu_enable(struct ieee80211_node *ni, struct ieee80211_tx_ampdu *tap) 481297175Sadrian{ 482297175Sadrian 483297175Sadrian /* We're driving this ourselves (eventually); don't involve net80211 */ 484297175Sadrian return (0); 485297175Sadrian} 486297175Sadrian 487297175Sadrianstatic int 488251538Srpaulourtwn_attach(device_t self) 489251538Srpaulo{ 490251538Srpaulo struct usb_attach_arg *uaa = device_get_ivars(self); 491251538Srpaulo struct urtwn_softc *sc = device_get_softc(self); 492287197Sglebius struct ieee80211com *ic = &sc->sc_ic; 493293339Savos uint8_t bands[howmany(IEEE80211_MODE_MAX, 8)]; 494251538Srpaulo int error; 495251538Srpaulo 496251538Srpaulo device_set_usb_desc(self); 497251538Srpaulo sc->sc_udev = uaa->device; 498251538Srpaulo sc->sc_dev = self; 499264912Skevlo if (USB_GET_DRIVER_INFO(uaa) == URTWN_RTL8188E) 500264912Skevlo sc->chip |= URTWN_CHIP_88E; 501251538Srpaulo 502294471Savos#ifdef USB_DEBUG 503294471Savos int debug; 504294471Savos if (resource_int_value(device_get_name(sc->sc_dev), 505294471Savos device_get_unit(sc->sc_dev), "debug", &debug) == 0) 506294471Savos sc->sc_debug = debug; 507294471Savos#endif 508294471Savos 509251538Srpaulo mtx_init(&sc->sc_mtx, device_get_nameunit(self), 510251538Srpaulo MTX_NETWORK_LOCK, MTX_DEF); 511292174Savos URTWN_CMDQ_LOCK_INIT(sc); 512292167Savos URTWN_NT_LOCK_INIT(sc); 513294473Savos callout_init(&sc->sc_calib_to, 0); 514251538Srpaulo callout_init(&sc->sc_watchdog_ch, 0); 515287197Sglebius mbufq_init(&sc->sc_snd, ifqmaxlen); 516251538Srpaulo 517291902Skevlo sc->sc_iface_index = URTWN_IFACE_INDEX; 518291902Skevlo error = usbd_transfer_setup(uaa->device, &sc->sc_iface_index, 519291902Skevlo sc->sc_xfer, urtwn_config, URTWN_N_TRANSFER, sc, &sc->sc_mtx); 520251538Srpaulo if (error) { 521251538Srpaulo device_printf(self, "could not allocate USB transfers, " 522251538Srpaulo "err=%s\n", usbd_errstr(error)); 523251538Srpaulo goto detach; 524251538Srpaulo } 525251538Srpaulo 526251538Srpaulo URTWN_LOCK(sc); 527251538Srpaulo 528251538Srpaulo error = urtwn_read_chipid(sc); 529251538Srpaulo if (error) { 530251538Srpaulo device_printf(sc->sc_dev, "unsupported test chip\n"); 531251538Srpaulo URTWN_UNLOCK(sc); 532251538Srpaulo goto detach; 533251538Srpaulo } 534251538Srpaulo 535251538Srpaulo /* Determine number of Tx/Rx chains. */ 536251538Srpaulo if (sc->chip & URTWN_CHIP_92C) { 537251538Srpaulo sc->ntxchains = (sc->chip & URTWN_CHIP_92C_1T2R) ? 1 : 2; 538251538Srpaulo sc->nrxchains = 2; 539251538Srpaulo } else { 540251538Srpaulo sc->ntxchains = 1; 541251538Srpaulo sc->nrxchains = 1; 542251538Srpaulo } 543251538Srpaulo 544264912Skevlo if (sc->chip & URTWN_CHIP_88E) 545291264Savos error = urtwn_r88e_read_rom(sc); 546264912Skevlo else 547291264Savos error = urtwn_read_rom(sc); 548291264Savos if (error != 0) { 549291264Savos device_printf(sc->sc_dev, "%s: cannot read rom, error %d\n", 550291264Savos __func__, error); 551291264Savos URTWN_UNLOCK(sc); 552291264Savos goto detach; 553291264Savos } 554264912Skevlo 555251538Srpaulo device_printf(sc->sc_dev, "MAC/BB RTL%s, RF 6052 %dT%dR\n", 556251538Srpaulo (sc->chip & URTWN_CHIP_92C) ? "8192CU" : 557264912Skevlo (sc->chip & URTWN_CHIP_88E) ? "8188EU" : 558251538Srpaulo (sc->board_type == R92C_BOARD_TYPE_HIGHPA) ? "8188RU" : 559251538Srpaulo (sc->board_type == R92C_BOARD_TYPE_MINICARD) ? "8188CE-VAU" : 560251538Srpaulo "8188CUS", sc->ntxchains, sc->nrxchains); 561251538Srpaulo 562251538Srpaulo URTWN_UNLOCK(sc); 563251538Srpaulo 564283537Sglebius ic->ic_softc = sc; 565283527Sglebius ic->ic_name = device_get_nameunit(self); 566251538Srpaulo ic->ic_phytype = IEEE80211_T_OFDM; /* not only, but not used */ 567251538Srpaulo ic->ic_opmode = IEEE80211_M_STA; /* default to BSS mode */ 568251538Srpaulo 569251538Srpaulo /* set device capabilities */ 570251538Srpaulo ic->ic_caps = 571251538Srpaulo IEEE80211_C_STA /* station mode */ 572251538Srpaulo | IEEE80211_C_MONITOR /* monitor mode */ 573290651Savos | IEEE80211_C_IBSS /* adhoc mode */ 574290631Savos | IEEE80211_C_HOSTAP /* hostap mode */ 575251538Srpaulo | IEEE80211_C_SHPREAMBLE /* short preamble supported */ 576251538Srpaulo | IEEE80211_C_SHSLOT /* short slot time supported */ 577297175Sadrian#if 0 578251538Srpaulo | IEEE80211_C_BGSCAN /* capable of bg scanning */ 579297175Sadrian#endif 580251538Srpaulo | IEEE80211_C_WPA /* 802.11i */ 581292014Savos | IEEE80211_C_WME /* 802.11e */ 582297596Sadrian | IEEE80211_C_SWAMSDUTX /* Do software A-MSDU TX */ 583297596Sadrian | IEEE80211_C_FF /* Atheros fast-frames */ 584251538Srpaulo ; 585251538Srpaulo 586292175Savos ic->ic_cryptocaps = 587292175Savos IEEE80211_CRYPTO_WEP | 588292175Savos IEEE80211_CRYPTO_TKIP | 589292175Savos IEEE80211_CRYPTO_AES_CCM; 590292175Savos 591297175Sadrian /* Assume they're all 11n capable for now */ 592297175Sadrian if (urtwn_enable_11n) { 593297175Sadrian device_printf(self, "enabling 11n\n"); 594297175Sadrian ic->ic_htcaps = IEEE80211_HTC_HT | 595297601Sadrian#if 0 596297175Sadrian IEEE80211_HTC_AMPDU | 597297601Sadrian#endif 598297175Sadrian IEEE80211_HTC_AMSDU | 599297175Sadrian IEEE80211_HTCAP_MAXAMSDU_3839 | 600297175Sadrian IEEE80211_HTCAP_SMPS_OFF; 601297175Sadrian /* no HT40 just yet */ 602297175Sadrian // ic->ic_htcaps |= IEEE80211_HTCAP_CHWIDTH40; 603297175Sadrian 604297175Sadrian /* XXX TODO: verify chains versus streams for urtwn */ 605297175Sadrian ic->ic_txstream = sc->ntxchains; 606297175Sadrian ic->ic_rxstream = sc->nrxchains; 607297175Sadrian } 608297175Sadrian 609293339Savos memset(bands, 0, sizeof(bands)); 610293339Savos setbit(bands, IEEE80211_MODE_11B); 611293339Savos setbit(bands, IEEE80211_MODE_11G); 612297175Sadrian if (urtwn_enable_11n) 613297175Sadrian setbit(bands, IEEE80211_MODE_11NG); 614293339Savos ieee80211_init_channels(ic, NULL, bands); 615251538Srpaulo 616287197Sglebius ieee80211_ifattach(ic); 617251538Srpaulo ic->ic_raw_xmit = urtwn_raw_xmit; 618251538Srpaulo ic->ic_scan_start = urtwn_scan_start; 619251538Srpaulo ic->ic_scan_end = urtwn_scan_end; 620251538Srpaulo ic->ic_set_channel = urtwn_set_channel; 621287197Sglebius ic->ic_transmit = urtwn_transmit; 622287197Sglebius ic->ic_parent = urtwn_parent; 623251538Srpaulo ic->ic_vap_create = urtwn_vap_create; 624251538Srpaulo ic->ic_vap_delete = urtwn_vap_delete; 625292014Savos ic->ic_wme.wme_update = urtwn_wme_update; 626294465Savos ic->ic_updateslot = urtwn_update_slot; 627290564Savos ic->ic_update_promisc = urtwn_update_promisc; 628251538Srpaulo ic->ic_update_mcast = urtwn_update_mcast; 629292167Savos if (sc->chip & URTWN_CHIP_88E) { 630297910Sadrian ic->ic_node_alloc = urtwn_node_alloc; 631297910Sadrian ic->ic_newassoc = urtwn_newassoc; 632292167Savos sc->sc_node_free = ic->ic_node_free; 633297910Sadrian ic->ic_node_free = urtwn_node_free; 634292167Savos } 635297175Sadrian ic->ic_update_chw = urtwn_update_chw; 636297175Sadrian ic->ic_ampdu_enable = urtwn_ampdu_enable; 637251538Srpaulo 638281069Srpaulo ieee80211_radiotap_attach(ic, &sc->sc_txtap.wt_ihdr, 639251538Srpaulo sizeof(sc->sc_txtap), URTWN_TX_RADIOTAP_PRESENT, 640251538Srpaulo &sc->sc_rxtap.wr_ihdr, sizeof(sc->sc_rxtap), 641251538Srpaulo URTWN_RX_RADIOTAP_PRESENT); 642251538Srpaulo 643292174Savos TASK_INIT(&sc->cmdq_task, 0, urtwn_cmdq_cb, sc); 644292174Savos 645294471Savos urtwn_sysctlattach(sc); 646294471Savos 647251538Srpaulo if (bootverbose) 648251538Srpaulo ieee80211_announce(ic); 649251538Srpaulo 650251538Srpaulo return (0); 651251538Srpaulo 652251538Srpaulodetach: 653251538Srpaulo urtwn_detach(self); 654251538Srpaulo return (ENXIO); /* failure */ 655251538Srpaulo} 656251538Srpaulo 657294471Savosstatic void 658294471Savosurtwn_sysctlattach(struct urtwn_softc *sc) 659294471Savos{ 660294471Savos#ifdef USB_DEBUG 661294471Savos struct sysctl_ctx_list *ctx = device_get_sysctl_ctx(sc->sc_dev); 662294471Savos struct sysctl_oid *tree = device_get_sysctl_tree(sc->sc_dev); 663294471Savos 664294471Savos SYSCTL_ADD_U32(ctx, SYSCTL_CHILDREN(tree), OID_AUTO, 665294471Savos "debug", CTLFLAG_RW, &sc->sc_debug, sc->sc_debug, 666294471Savos "control debugging printfs"); 667294471Savos#endif 668294471Savos} 669294471Savos 670251538Srpaulostatic int 671251538Srpaulourtwn_detach(device_t self) 672251538Srpaulo{ 673251538Srpaulo struct urtwn_softc *sc = device_get_softc(self); 674287197Sglebius struct ieee80211com *ic = &sc->sc_ic; 675263153Skevlo unsigned int x; 676281069Srpaulo 677263153Skevlo /* Prevent further ioctls. */ 678263153Skevlo URTWN_LOCK(sc); 679263153Skevlo sc->sc_flags |= URTWN_DETACHED; 680263153Skevlo URTWN_UNLOCK(sc); 681251538Srpaulo 682291698Savos urtwn_stop(sc); 683291698Savos 684251538Srpaulo callout_drain(&sc->sc_watchdog_ch); 685294473Savos callout_drain(&sc->sc_calib_to); 686251538Srpaulo 687288353Sadrian /* stop all USB transfers */ 688288353Sadrian usbd_transfer_unsetup(sc->sc_xfer, URTWN_N_TRANSFER); 689288353Sadrian 690263153Skevlo /* Prevent further allocations from RX/TX data lists. */ 691263153Skevlo URTWN_LOCK(sc); 692263153Skevlo STAILQ_INIT(&sc->sc_tx_active); 693263153Skevlo STAILQ_INIT(&sc->sc_tx_inactive); 694263153Skevlo STAILQ_INIT(&sc->sc_tx_pending); 695263153Skevlo 696263153Skevlo STAILQ_INIT(&sc->sc_rx_active); 697263153Skevlo STAILQ_INIT(&sc->sc_rx_inactive); 698263153Skevlo URTWN_UNLOCK(sc); 699263153Skevlo 700263153Skevlo /* drain USB transfers */ 701263153Skevlo for (x = 0; x != URTWN_N_TRANSFER; x++) 702263153Skevlo usbd_transfer_drain(sc->sc_xfer[x]); 703263153Skevlo 704263153Skevlo /* Free data buffers. */ 705263153Skevlo URTWN_LOCK(sc); 706263153Skevlo urtwn_free_tx_list(sc); 707263153Skevlo urtwn_free_rx_list(sc); 708263153Skevlo URTWN_UNLOCK(sc); 709263153Skevlo 710292174Savos if (ic->ic_softc == sc) { 711292174Savos ieee80211_draintask(ic, &sc->cmdq_task); 712292174Savos ieee80211_ifdetach(ic); 713292174Savos } 714292174Savos 715292167Savos URTWN_NT_LOCK_DESTROY(sc); 716292174Savos URTWN_CMDQ_LOCK_DESTROY(sc); 717251538Srpaulo mtx_destroy(&sc->sc_mtx); 718251538Srpaulo 719251538Srpaulo return (0); 720251538Srpaulo} 721251538Srpaulo 722251538Srpaulostatic void 723289066Skevlourtwn_drain_mbufq(struct urtwn_softc *sc) 724251538Srpaulo{ 725289066Skevlo struct mbuf *m; 726289066Skevlo struct ieee80211_node *ni; 727289066Skevlo URTWN_ASSERT_LOCKED(sc); 728289066Skevlo while ((m = mbufq_dequeue(&sc->sc_snd)) != NULL) { 729289066Skevlo ni = (struct ieee80211_node *)m->m_pkthdr.rcvif; 730289066Skevlo m->m_pkthdr.rcvif = NULL; 731289066Skevlo ieee80211_free_node(ni); 732289066Skevlo m_freem(m); 733251538Srpaulo } 734251538Srpaulo} 735251538Srpaulo 736251538Srpaulostatic usb_error_t 737251538Srpaulourtwn_do_request(struct urtwn_softc *sc, struct usb_device_request *req, 738251538Srpaulo void *data) 739251538Srpaulo{ 740251538Srpaulo usb_error_t err; 741251538Srpaulo int ntries = 10; 742251538Srpaulo 743251538Srpaulo URTWN_ASSERT_LOCKED(sc); 744251538Srpaulo 745251538Srpaulo while (ntries--) { 746251538Srpaulo err = usbd_do_request_flags(sc->sc_udev, &sc->sc_mtx, 747251538Srpaulo req, data, 0, NULL, 250 /* ms */); 748251538Srpaulo if (err == 0) 749251538Srpaulo break; 750251538Srpaulo 751294471Savos URTWN_DPRINTF(sc, URTWN_DEBUG_USB, 752294471Savos "%s: control request failed, %s (retries left: %d)\n", 753294471Savos __func__, usbd_errstr(err), ntries); 754251538Srpaulo usb_pause_mtx(&sc->sc_mtx, hz / 100); 755251538Srpaulo } 756251538Srpaulo return (err); 757251538Srpaulo} 758251538Srpaulo 759251538Srpaulostatic struct ieee80211vap * 760251538Srpaulourtwn_vap_create(struct ieee80211com *ic, const char name[IFNAMSIZ], int unit, 761251538Srpaulo enum ieee80211_opmode opmode, int flags, 762251538Srpaulo const uint8_t bssid[IEEE80211_ADDR_LEN], 763251538Srpaulo const uint8_t mac[IEEE80211_ADDR_LEN]) 764251538Srpaulo{ 765290631Savos struct urtwn_softc *sc = ic->ic_softc; 766251538Srpaulo struct urtwn_vap *uvp; 767251538Srpaulo struct ieee80211vap *vap; 768251538Srpaulo 769251538Srpaulo if (!TAILQ_EMPTY(&ic->ic_vaps)) /* only one at a time */ 770251538Srpaulo return (NULL); 771251538Srpaulo 772287197Sglebius uvp = malloc(sizeof(struct urtwn_vap), M_80211_VAP, M_WAITOK | M_ZERO); 773251538Srpaulo vap = &uvp->vap; 774251538Srpaulo /* enable s/w bmiss handling for sta mode */ 775251538Srpaulo 776281069Srpaulo if (ieee80211_vap_setup(ic, vap, name, unit, opmode, 777287197Sglebius flags | IEEE80211_CLONE_NOBEACONS, bssid) != 0) { 778257743Shselasky /* out of memory */ 779257743Shselasky free(uvp, M_80211_VAP); 780257743Shselasky return (NULL); 781257743Shselasky } 782257743Shselasky 783290651Savos if (opmode == IEEE80211_M_HOSTAP || opmode == IEEE80211_M_IBSS) 784290631Savos urtwn_init_beacon(sc, uvp); 785290631Savos 786251538Srpaulo /* override state transition machine */ 787251538Srpaulo uvp->newstate = vap->iv_newstate; 788251538Srpaulo vap->iv_newstate = urtwn_newstate; 789290631Savos vap->iv_update_beacon = urtwn_update_beacon; 790292175Savos vap->iv_key_alloc = urtwn_key_alloc; 791292175Savos vap->iv_key_set = urtwn_key_set; 792292175Savos vap->iv_key_delete = urtwn_key_delete; 793298138Sadrian 794298138Sadrian /* 802.11n parameters */ 795298138Sadrian vap->iv_ampdu_density = IEEE80211_HTCAP_MPDUDENSITY_16; 796298175Sadrian vap->iv_ampdu_rxmax = IEEE80211_HTCAP_MAXRXAMPDU_64K; 797298138Sadrian 798290651Savos if (opmode == IEEE80211_M_IBSS) { 799290651Savos uvp->recv_mgmt = vap->iv_recv_mgmt; 800290651Savos vap->iv_recv_mgmt = urtwn_ibss_recv_mgmt; 801290651Savos TASK_INIT(&uvp->tsf_task_adhoc, 0, urtwn_tsf_task_adhoc, vap); 802290651Savos } 803251538Srpaulo 804292167Savos if (URTWN_CHIP_HAS_RATECTL(sc)) 805292167Savos ieee80211_ratectl_init(vap); 806251538Srpaulo /* complete setup */ 807251538Srpaulo ieee80211_vap_attach(vap, ieee80211_media_change, 808287197Sglebius ieee80211_media_status, mac); 809251538Srpaulo ic->ic_opmode = opmode; 810251538Srpaulo return (vap); 811251538Srpaulo} 812251538Srpaulo 813251538Srpaulostatic void 814251538Srpaulourtwn_vap_delete(struct ieee80211vap *vap) 815251538Srpaulo{ 816290651Savos struct ieee80211com *ic = vap->iv_ic; 817292167Savos struct urtwn_softc *sc = ic->ic_softc; 818251538Srpaulo struct urtwn_vap *uvp = URTWN_VAP(vap); 819251538Srpaulo 820290651Savos if (uvp->bcn_mbuf != NULL) 821290651Savos m_freem(uvp->bcn_mbuf); 822290651Savos if (vap->iv_opmode == IEEE80211_M_IBSS) 823290651Savos ieee80211_draintask(ic, &uvp->tsf_task_adhoc); 824292167Savos if (URTWN_CHIP_HAS_RATECTL(sc)) 825292167Savos ieee80211_ratectl_deinit(vap); 826251538Srpaulo ieee80211_vap_detach(vap); 827251538Srpaulo free(uvp, M_80211_VAP); 828251538Srpaulo} 829251538Srpaulo 830251538Srpaulostatic struct mbuf * 831292207Savosurtwn_rx_copy_to_mbuf(struct urtwn_softc *sc, struct r92c_rx_stat *stat, 832292207Savos int totlen) 833251538Srpaulo{ 834287197Sglebius struct ieee80211com *ic = &sc->sc_ic; 835251538Srpaulo struct mbuf *m; 836292207Savos uint32_t rxdw0; 837292207Savos int pktlen; 838251538Srpaulo 839251538Srpaulo /* 840251538Srpaulo * don't pass packets to the ieee80211 framework if the driver isn't 841251538Srpaulo * RUNNING. 842251538Srpaulo */ 843287197Sglebius if (!(sc->sc_flags & URTWN_RUNNING)) 844251538Srpaulo return (NULL); 845251538Srpaulo 846251538Srpaulo rxdw0 = le32toh(stat->rxdw0); 847251538Srpaulo if (rxdw0 & (R92C_RXDW0_CRCERR | R92C_RXDW0_ICVERR)) { 848251538Srpaulo /* 849251538Srpaulo * This should not happen since we setup our Rx filter 850251538Srpaulo * to not receive these frames. 851251538Srpaulo */ 852294471Savos URTWN_DPRINTF(sc, URTWN_DEBUG_RECV, 853294471Savos "%s: RX flags error (%s)\n", __func__, 854292207Savos rxdw0 & R92C_RXDW0_CRCERR ? "CRC" : "ICV"); 855292207Savos goto fail; 856251538Srpaulo } 857292207Savos 858292207Savos pktlen = MS(rxdw0, R92C_RXDW0_PKTLEN); 859292207Savos if (pktlen < sizeof(struct ieee80211_frame_ack)) { 860294471Savos URTWN_DPRINTF(sc, URTWN_DEBUG_RECV, 861294471Savos "%s: frame is too short: %d\n", __func__, pktlen); 862292207Savos goto fail; 863271303Skevlo } 864251538Srpaulo 865292207Savos if (__predict_false(totlen > MCLBYTES)) { 866292207Savos /* convert to m_getjcl if this happens */ 867292207Savos device_printf(sc->sc_dev, "%s: frame too long: %d (%d)\n", 868292207Savos __func__, pktlen, totlen); 869292207Savos goto fail; 870251538Srpaulo } 871251538Srpaulo 872260463Skevlo m = m_getcl(M_NOWAIT, MT_DATA, M_PKTHDR); 873292207Savos if (__predict_false(m == NULL)) { 874292207Savos device_printf(sc->sc_dev, "%s: could not allocate RX mbuf\n", 875292207Savos __func__); 876292207Savos goto fail; 877251538Srpaulo } 878251538Srpaulo 879251538Srpaulo /* Finalize mbuf. */ 880292207Savos memcpy(mtod(m, uint8_t *), (uint8_t *)stat, totlen); 881292207Savos m->m_pkthdr.len = m->m_len = totlen; 882292207Savos 883251538Srpaulo return (m); 884292207Savosfail: 885292207Savos counter_u64_add(ic->ic_ierrors, 1); 886292207Savos return (NULL); 887251538Srpaulo} 888251538Srpaulo 889251538Srpaulostatic struct mbuf * 890292207Savosurtwn_report_intr(struct usb_xfer *xfer, struct urtwn_data *data) 891251538Srpaulo{ 892251538Srpaulo struct urtwn_softc *sc = data->sc; 893287197Sglebius struct ieee80211com *ic = &sc->sc_ic; 894251538Srpaulo struct r92c_rx_stat *stat; 895251538Srpaulo uint8_t *buf; 896292167Savos int len; 897251538Srpaulo 898251538Srpaulo usbd_xfer_status(xfer, &len, NULL, NULL, NULL); 899251538Srpaulo 900251538Srpaulo if (len < sizeof(*stat)) { 901287197Sglebius counter_u64_add(ic->ic_ierrors, 1); 902251538Srpaulo return (NULL); 903251538Srpaulo } 904251538Srpaulo 905251538Srpaulo buf = data->buf; 906292167Savos stat = (struct r92c_rx_stat *)buf; 907292167Savos 908297596Sadrian /* 909297596Sadrian * For 88E chips we can tie the FF flushing here; 910297596Sadrian * this is where we do know exactly how deep the 911297596Sadrian * transmit queue is. 912297596Sadrian * 913297596Sadrian * But it won't work for R92 chips, so we can't 914297596Sadrian * take the easy way out. 915297596Sadrian */ 916297596Sadrian 917292167Savos if (sc->chip & URTWN_CHIP_88E) { 918292167Savos int report_sel = MS(le32toh(stat->rxdw3), R88E_RXDW3_RPT); 919292167Savos 920292167Savos switch (report_sel) { 921292167Savos case R88E_RXDW3_RPT_RX: 922292207Savos return (urtwn_rxeof(sc, buf, len)); 923292167Savos case R88E_RXDW3_RPT_TX1: 924292167Savos urtwn_r88e_ratectl_tx_complete(sc, &stat[1]); 925292167Savos break; 926292167Savos default: 927294471Savos URTWN_DPRINTF(sc, URTWN_DEBUG_INTR, 928294471Savos "%s: case %d was not handled\n", __func__, 929294471Savos report_sel); 930292167Savos break; 931292167Savos } 932292167Savos } else 933292207Savos return (urtwn_rxeof(sc, buf, len)); 934292167Savos 935292167Savos return (NULL); 936292167Savos} 937292167Savos 938292167Savosstatic struct mbuf * 939292207Savosurtwn_rxeof(struct urtwn_softc *sc, uint8_t *buf, int len) 940292167Savos{ 941292167Savos struct r92c_rx_stat *stat; 942292167Savos struct mbuf *m, *m0 = NULL, *prevm = NULL; 943292167Savos uint32_t rxdw0; 944292167Savos int totlen, pktlen, infosz, npkts; 945292167Savos 946251538Srpaulo /* Get the number of encapsulated frames. */ 947251538Srpaulo stat = (struct r92c_rx_stat *)buf; 948251538Srpaulo npkts = MS(le32toh(stat->rxdw2), R92C_RXDW2_PKTCNT); 949294471Savos URTWN_DPRINTF(sc, URTWN_DEBUG_RECV, 950294471Savos "%s: Rx %d frames in one chunk\n", __func__, npkts); 951251538Srpaulo 952251538Srpaulo /* Process all of them. */ 953251538Srpaulo while (npkts-- > 0) { 954251538Srpaulo if (len < sizeof(*stat)) 955251538Srpaulo break; 956251538Srpaulo stat = (struct r92c_rx_stat *)buf; 957251538Srpaulo rxdw0 = le32toh(stat->rxdw0); 958251538Srpaulo 959251538Srpaulo pktlen = MS(rxdw0, R92C_RXDW0_PKTLEN); 960251538Srpaulo if (pktlen == 0) 961251538Srpaulo break; 962251538Srpaulo 963251538Srpaulo infosz = MS(rxdw0, R92C_RXDW0_INFOSZ) * 8; 964251538Srpaulo 965251538Srpaulo /* Make sure everything fits in xfer. */ 966251538Srpaulo totlen = sizeof(*stat) + infosz + pktlen; 967251538Srpaulo if (totlen > len) 968251538Srpaulo break; 969251538Srpaulo 970292207Savos m = urtwn_rx_copy_to_mbuf(sc, stat, totlen); 971251538Srpaulo if (m0 == NULL) 972251538Srpaulo m0 = m; 973251538Srpaulo if (prevm == NULL) 974251538Srpaulo prevm = m; 975251538Srpaulo else { 976251538Srpaulo prevm->m_next = m; 977251538Srpaulo prevm = m; 978251538Srpaulo } 979251538Srpaulo 980251538Srpaulo /* Next chunk is 128-byte aligned. */ 981251538Srpaulo totlen = (totlen + 127) & ~127; 982251538Srpaulo buf += totlen; 983251538Srpaulo len -= totlen; 984251538Srpaulo } 985251538Srpaulo 986251538Srpaulo return (m0); 987251538Srpaulo} 988251538Srpaulo 989251538Srpaulostatic void 990292167Savosurtwn_r88e_ratectl_tx_complete(struct urtwn_softc *sc, void *arg) 991292167Savos{ 992292167Savos struct r88e_tx_rpt_ccx *rpt = arg; 993292167Savos struct ieee80211vap *vap; 994292167Savos struct ieee80211_node *ni; 995292167Savos uint8_t macid; 996292167Savos int ntries; 997292167Savos 998292167Savos macid = MS(rpt->rptb1, R88E_RPTB1_MACID); 999292167Savos ntries = MS(rpt->rptb2, R88E_RPTB2_RETRY_CNT); 1000292167Savos 1001292167Savos URTWN_NT_LOCK(sc); 1002292167Savos ni = sc->node_list[macid]; 1003292167Savos if (ni != NULL) { 1004292167Savos vap = ni->ni_vap; 1005294471Savos URTWN_DPRINTF(sc, URTWN_DEBUG_INTR, "%s: frame for macid %d was" 1006294471Savos "%s sent (%d retries)\n", __func__, macid, 1007294471Savos (rpt->rptb1 & R88E_RPTB1_PKT_OK) ? "" : " not", 1008294471Savos ntries); 1009292167Savos 1010292167Savos if (rpt->rptb1 & R88E_RPTB1_PKT_OK) { 1011292167Savos ieee80211_ratectl_tx_complete(vap, ni, 1012292167Savos IEEE80211_RATECTL_TX_SUCCESS, &ntries, NULL); 1013292167Savos } else { 1014292167Savos ieee80211_ratectl_tx_complete(vap, ni, 1015292167Savos IEEE80211_RATECTL_TX_FAILURE, &ntries, NULL); 1016292167Savos } 1017294471Savos } else { 1018294471Savos URTWN_DPRINTF(sc, URTWN_DEBUG_INTR, "%s: macid %d, ni is NULL\n", 1019294471Savos __func__, macid); 1020294471Savos } 1021292167Savos URTWN_NT_UNLOCK(sc); 1022292167Savos} 1023292167Savos 1024292207Savosstatic struct ieee80211_node * 1025292207Savosurtwn_rx_frame(struct urtwn_softc *sc, struct mbuf *m, int8_t *rssi_p) 1026292207Savos{ 1027292207Savos struct ieee80211com *ic = &sc->sc_ic; 1028292207Savos struct ieee80211_frame_min *wh; 1029292207Savos struct r92c_rx_stat *stat; 1030292207Savos uint32_t rxdw0, rxdw3; 1031292207Savos uint8_t rate, cipher; 1032297910Sadrian int8_t rssi = -127; 1033292207Savos int infosz; 1034292207Savos 1035292207Savos stat = mtod(m, struct r92c_rx_stat *); 1036292207Savos rxdw0 = le32toh(stat->rxdw0); 1037292207Savos rxdw3 = le32toh(stat->rxdw3); 1038292207Savos 1039292207Savos rate = MS(rxdw3, R92C_RXDW3_RATE); 1040292207Savos cipher = MS(rxdw0, R92C_RXDW0_CIPHER); 1041292207Savos infosz = MS(rxdw0, R92C_RXDW0_INFOSZ) * 8; 1042292207Savos 1043292207Savos /* Get RSSI from PHY status descriptor if present. */ 1044292207Savos if (infosz != 0 && (rxdw0 & R92C_RXDW0_PHYST)) { 1045292207Savos if (sc->chip & URTWN_CHIP_88E) 1046292207Savos rssi = urtwn_r88e_get_rssi(sc, rate, &stat[1]); 1047292207Savos else 1048292207Savos rssi = urtwn_get_rssi(sc, rate, &stat[1]); 1049297910Sadrian URTWN_DPRINTF(sc, URTWN_DEBUG_RSSI, "%s: rssi=%d\n", __func__, rssi); 1050292207Savos /* Update our average RSSI. */ 1051292207Savos urtwn_update_avgrssi(sc, rate, rssi); 1052292207Savos } 1053292207Savos 1054292207Savos if (ieee80211_radiotap_active(ic)) { 1055292207Savos struct urtwn_rx_radiotap_header *tap = &sc->sc_rxtap; 1056292207Savos 1057292207Savos tap->wr_flags = 0; 1058292207Savos 1059292207Savos urtwn_get_tsf(sc, &tap->wr_tsft); 1060292207Savos if (__predict_false(le32toh((uint32_t)tap->wr_tsft) < 1061292207Savos le32toh(stat->rxdw5))) { 1062292207Savos tap->wr_tsft = le32toh(tap->wr_tsft >> 32) - 1; 1063292207Savos tap->wr_tsft = (uint64_t)htole32(tap->wr_tsft) << 32; 1064292207Savos } else 1065292207Savos tap->wr_tsft &= 0xffffffff00000000; 1066292207Savos tap->wr_tsft += stat->rxdw5; 1067292207Savos 1068297175Sadrian /* XXX 20/40? */ 1069297175Sadrian /* XXX shortgi? */ 1070297175Sadrian 1071292207Savos /* Map HW rate index to 802.11 rate. */ 1072292207Savos if (!(rxdw3 & R92C_RXDW3_HT)) { 1073292207Savos tap->wr_rate = ridx2rate[rate]; 1074292207Savos } else if (rate >= 12) { /* MCS0~15. */ 1075292207Savos /* Bit 7 set means HT MCS instead of rate. */ 1076292207Savos tap->wr_rate = 0x80 | (rate - 12); 1077292207Savos } 1078297910Sadrian 1079297910Sadrian /* XXX TODO: this isn't right; should use the last good RSSI */ 1080292207Savos tap->wr_dbm_antsignal = rssi; 1081292207Savos tap->wr_dbm_antnoise = URTWN_NOISE_FLOOR; 1082292207Savos } 1083292207Savos 1084292207Savos *rssi_p = rssi; 1085292207Savos 1086292207Savos /* Drop descriptor. */ 1087292207Savos m_adj(m, sizeof(*stat) + infosz); 1088292207Savos wh = mtod(m, struct ieee80211_frame_min *); 1089292207Savos 1090292207Savos if ((wh->i_fc[1] & IEEE80211_FC1_PROTECTED) && 1091292207Savos cipher != R92C_CAM_ALGO_NONE) { 1092292207Savos m->m_flags |= M_WEP; 1093292207Savos } 1094292207Savos 1095292207Savos if (m->m_len >= sizeof(*wh)) 1096292207Savos return (ieee80211_find_rxnode(ic, wh)); 1097292207Savos 1098292207Savos return (NULL); 1099292207Savos} 1100292207Savos 1101292167Savosstatic void 1102251538Srpaulourtwn_bulk_rx_callback(struct usb_xfer *xfer, usb_error_t error) 1103251538Srpaulo{ 1104251538Srpaulo struct urtwn_softc *sc = usbd_xfer_softc(xfer); 1105287197Sglebius struct ieee80211com *ic = &sc->sc_ic; 1106251538Srpaulo struct ieee80211_node *ni; 1107251538Srpaulo struct mbuf *m = NULL, *next; 1108251538Srpaulo struct urtwn_data *data; 1109292207Savos int8_t nf, rssi; 1110251538Srpaulo 1111251538Srpaulo URTWN_ASSERT_LOCKED(sc); 1112251538Srpaulo 1113251538Srpaulo switch (USB_GET_STATE(xfer)) { 1114251538Srpaulo case USB_ST_TRANSFERRED: 1115251538Srpaulo data = STAILQ_FIRST(&sc->sc_rx_active); 1116251538Srpaulo if (data == NULL) 1117251538Srpaulo goto tr_setup; 1118251538Srpaulo STAILQ_REMOVE_HEAD(&sc->sc_rx_active, next); 1119292207Savos m = urtwn_report_intr(xfer, data); 1120251538Srpaulo STAILQ_INSERT_TAIL(&sc->sc_rx_inactive, data, next); 1121251538Srpaulo /* FALLTHROUGH */ 1122251538Srpaulo case USB_ST_SETUP: 1123251538Srpaulotr_setup: 1124251538Srpaulo data = STAILQ_FIRST(&sc->sc_rx_inactive); 1125251538Srpaulo if (data == NULL) { 1126251538Srpaulo KASSERT(m == NULL, ("mbuf isn't NULL")); 1127297596Sadrian goto finish; 1128251538Srpaulo } 1129251538Srpaulo STAILQ_REMOVE_HEAD(&sc->sc_rx_inactive, next); 1130251538Srpaulo STAILQ_INSERT_TAIL(&sc->sc_rx_active, data, next); 1131251538Srpaulo usbd_xfer_set_frame_data(xfer, 0, data->buf, 1132251538Srpaulo usbd_xfer_max_len(xfer)); 1133251538Srpaulo usbd_transfer_submit(xfer); 1134251538Srpaulo 1135251538Srpaulo /* 1136251538Srpaulo * To avoid LOR we should unlock our private mutex here to call 1137251538Srpaulo * ieee80211_input() because here is at the end of a USB 1138251538Srpaulo * callback and safe to unlock. 1139251538Srpaulo */ 1140251538Srpaulo while (m != NULL) { 1141251538Srpaulo next = m->m_next; 1142251538Srpaulo m->m_next = NULL; 1143292207Savos 1144292207Savos ni = urtwn_rx_frame(sc, m, &rssi); 1145297910Sadrian 1146297910Sadrian /* Store a global last-good RSSI */ 1147297910Sadrian if (rssi != -127) 1148297910Sadrian sc->last_rssi = rssi; 1149297910Sadrian 1150292207Savos URTWN_UNLOCK(sc); 1151292207Savos 1152251538Srpaulo nf = URTWN_NOISE_FLOOR; 1153251538Srpaulo if (ni != NULL) { 1154297910Sadrian if (rssi != -127) 1155297910Sadrian URTWN_NODE(ni)->last_rssi = rssi; 1156297175Sadrian if (ni->ni_flags & IEEE80211_NODE_HT) 1157297175Sadrian m->m_flags |= M_AMPDU; 1158297910Sadrian (void)ieee80211_input(ni, m, 1159297910Sadrian URTWN_NODE(ni)->last_rssi - nf, nf); 1160251538Srpaulo ieee80211_free_node(ni); 1161289799Savos } else { 1162297910Sadrian /* Use last good global RSSI */ 1163297910Sadrian (void)ieee80211_input_all(ic, m, 1164297910Sadrian sc->last_rssi - nf, nf); 1165289799Savos } 1166292207Savos URTWN_LOCK(sc); 1167251538Srpaulo m = next; 1168251538Srpaulo } 1169251538Srpaulo break; 1170251538Srpaulo default: 1171251538Srpaulo /* needs it to the inactive queue due to a error. */ 1172251538Srpaulo data = STAILQ_FIRST(&sc->sc_rx_active); 1173251538Srpaulo if (data != NULL) { 1174251538Srpaulo STAILQ_REMOVE_HEAD(&sc->sc_rx_active, next); 1175251538Srpaulo STAILQ_INSERT_TAIL(&sc->sc_rx_inactive, data, next); 1176251538Srpaulo } 1177251538Srpaulo if (error != USB_ERR_CANCELLED) { 1178251538Srpaulo usbd_xfer_set_stall(xfer); 1179287197Sglebius counter_u64_add(ic->ic_ierrors, 1); 1180251538Srpaulo goto tr_setup; 1181251538Srpaulo } 1182251538Srpaulo break; 1183251538Srpaulo } 1184297596Sadrianfinish: 1185297596Sadrian /* Finished receive; age anything left on the FF queue by a little bump */ 1186297596Sadrian /* 1187297596Sadrian * XXX TODO: just make this a callout timer schedule so we can 1188297596Sadrian * flush the FF staging queue if we're approaching idle. 1189297596Sadrian */ 1190297596Sadrian#ifdef IEEE80211_SUPPORT_SUPERG 1191297596Sadrian URTWN_UNLOCK(sc); 1192297596Sadrian ieee80211_ff_age_all(ic, 1); 1193297596Sadrian URTWN_LOCK(sc); 1194297596Sadrian#endif 1195297596Sadrian 1196297596Sadrian /* Kick-start more transmit in case we stalled */ 1197297596Sadrian urtwn_start(sc); 1198251538Srpaulo} 1199251538Srpaulo 1200251538Srpaulostatic void 1201289891Savosurtwn_txeof(struct urtwn_softc *sc, struct urtwn_data *data, int status) 1202251538Srpaulo{ 1203251538Srpaulo 1204251538Srpaulo URTWN_ASSERT_LOCKED(sc); 1205289891Savos 1206290631Savos if (data->ni != NULL) /* not a beacon frame */ 1207290631Savos ieee80211_tx_complete(data->ni, data->m, status); 1208289891Savos 1209297596Sadrian if (sc->sc_tx_n_active > 0) 1210297596Sadrian sc->sc_tx_n_active--; 1211297596Sadrian 1212287197Sglebius data->ni = NULL; 1213287197Sglebius data->m = NULL; 1214289891Savos 1215251538Srpaulo sc->sc_txtimer = 0; 1216289891Savos 1217289891Savos STAILQ_INSERT_TAIL(&sc->sc_tx_inactive, data, next); 1218251538Srpaulo} 1219251538Srpaulo 1220289066Skevlostatic int 1221289066Skevlourtwn_alloc_list(struct urtwn_softc *sc, struct urtwn_data data[], 1222289066Skevlo int ndata, int maxsz) 1223289066Skevlo{ 1224289066Skevlo int i, error; 1225289066Skevlo 1226289066Skevlo for (i = 0; i < ndata; i++) { 1227289066Skevlo struct urtwn_data *dp = &data[i]; 1228289066Skevlo dp->sc = sc; 1229289066Skevlo dp->m = NULL; 1230289066Skevlo dp->buf = malloc(maxsz, M_USBDEV, M_NOWAIT); 1231289066Skevlo if (dp->buf == NULL) { 1232289066Skevlo device_printf(sc->sc_dev, 1233289066Skevlo "could not allocate buffer\n"); 1234289066Skevlo error = ENOMEM; 1235289066Skevlo goto fail; 1236289066Skevlo } 1237289066Skevlo dp->ni = NULL; 1238289066Skevlo } 1239289066Skevlo 1240289066Skevlo return (0); 1241289066Skevlofail: 1242289066Skevlo urtwn_free_list(sc, data, ndata); 1243289066Skevlo return (error); 1244289066Skevlo} 1245289066Skevlo 1246289066Skevlostatic int 1247289066Skevlourtwn_alloc_rx_list(struct urtwn_softc *sc) 1248289066Skevlo{ 1249289066Skevlo int error, i; 1250289066Skevlo 1251289066Skevlo error = urtwn_alloc_list(sc, sc->sc_rx, URTWN_RX_LIST_COUNT, 1252289066Skevlo URTWN_RXBUFSZ); 1253289066Skevlo if (error != 0) 1254289066Skevlo return (error); 1255289066Skevlo 1256289066Skevlo STAILQ_INIT(&sc->sc_rx_active); 1257289066Skevlo STAILQ_INIT(&sc->sc_rx_inactive); 1258289066Skevlo 1259289066Skevlo for (i = 0; i < URTWN_RX_LIST_COUNT; i++) 1260289066Skevlo STAILQ_INSERT_HEAD(&sc->sc_rx_inactive, &sc->sc_rx[i], next); 1261289066Skevlo 1262289066Skevlo return (0); 1263289066Skevlo} 1264289066Skevlo 1265289066Skevlostatic int 1266289066Skevlourtwn_alloc_tx_list(struct urtwn_softc *sc) 1267289066Skevlo{ 1268289066Skevlo int error, i; 1269289066Skevlo 1270289066Skevlo error = urtwn_alloc_list(sc, sc->sc_tx, URTWN_TX_LIST_COUNT, 1271289066Skevlo URTWN_TXBUFSZ); 1272289066Skevlo if (error != 0) 1273289066Skevlo return (error); 1274289066Skevlo 1275289066Skevlo STAILQ_INIT(&sc->sc_tx_active); 1276289066Skevlo STAILQ_INIT(&sc->sc_tx_inactive); 1277289066Skevlo STAILQ_INIT(&sc->sc_tx_pending); 1278289066Skevlo 1279289066Skevlo for (i = 0; i < URTWN_TX_LIST_COUNT; i++) 1280289066Skevlo STAILQ_INSERT_HEAD(&sc->sc_tx_inactive, &sc->sc_tx[i], next); 1281289066Skevlo 1282289066Skevlo return (0); 1283289066Skevlo} 1284289066Skevlo 1285251538Srpaulostatic void 1286289066Skevlourtwn_free_list(struct urtwn_softc *sc, struct urtwn_data data[], int ndata) 1287289066Skevlo{ 1288289066Skevlo int i; 1289289066Skevlo 1290289066Skevlo for (i = 0; i < ndata; i++) { 1291289066Skevlo struct urtwn_data *dp = &data[i]; 1292289066Skevlo 1293289066Skevlo if (dp->buf != NULL) { 1294289066Skevlo free(dp->buf, M_USBDEV); 1295289066Skevlo dp->buf = NULL; 1296289066Skevlo } 1297289066Skevlo if (dp->ni != NULL) { 1298289066Skevlo ieee80211_free_node(dp->ni); 1299289066Skevlo dp->ni = NULL; 1300289066Skevlo } 1301289066Skevlo } 1302289066Skevlo} 1303289066Skevlo 1304289066Skevlostatic void 1305289066Skevlourtwn_free_rx_list(struct urtwn_softc *sc) 1306289066Skevlo{ 1307289066Skevlo urtwn_free_list(sc, sc->sc_rx, URTWN_RX_LIST_COUNT); 1308289066Skevlo} 1309289066Skevlo 1310289066Skevlostatic void 1311289066Skevlourtwn_free_tx_list(struct urtwn_softc *sc) 1312289066Skevlo{ 1313289066Skevlo urtwn_free_list(sc, sc->sc_tx, URTWN_TX_LIST_COUNT); 1314289066Skevlo} 1315289066Skevlo 1316289066Skevlostatic void 1317251538Srpaulourtwn_bulk_tx_callback(struct usb_xfer *xfer, usb_error_t error) 1318251538Srpaulo{ 1319251538Srpaulo struct urtwn_softc *sc = usbd_xfer_softc(xfer); 1320297596Sadrian#ifdef IEEE80211_SUPPORT_SUPERG 1321297596Sadrian struct ieee80211com *ic = &sc->sc_ic; 1322297596Sadrian#endif 1323251538Srpaulo struct urtwn_data *data; 1324251538Srpaulo 1325251538Srpaulo URTWN_ASSERT_LOCKED(sc); 1326251538Srpaulo 1327251538Srpaulo switch (USB_GET_STATE(xfer)){ 1328251538Srpaulo case USB_ST_TRANSFERRED: 1329251538Srpaulo data = STAILQ_FIRST(&sc->sc_tx_active); 1330251538Srpaulo if (data == NULL) 1331251538Srpaulo goto tr_setup; 1332251538Srpaulo STAILQ_REMOVE_HEAD(&sc->sc_tx_active, next); 1333289891Savos urtwn_txeof(sc, data, 0); 1334251538Srpaulo /* FALLTHROUGH */ 1335251538Srpaulo case USB_ST_SETUP: 1336251538Srpaulotr_setup: 1337251538Srpaulo data = STAILQ_FIRST(&sc->sc_tx_pending); 1338251538Srpaulo if (data == NULL) { 1339294471Savos URTWN_DPRINTF(sc, URTWN_DEBUG_XMIT, 1340294471Savos "%s: empty pending queue\n", __func__); 1341297596Sadrian sc->sc_tx_n_active = 0; 1342288353Sadrian goto finish; 1343251538Srpaulo } 1344251538Srpaulo STAILQ_REMOVE_HEAD(&sc->sc_tx_pending, next); 1345251538Srpaulo STAILQ_INSERT_TAIL(&sc->sc_tx_active, data, next); 1346251538Srpaulo usbd_xfer_set_frame_data(xfer, 0, data->buf, data->buflen); 1347251538Srpaulo usbd_transfer_submit(xfer); 1348297596Sadrian sc->sc_tx_n_active++; 1349251538Srpaulo break; 1350251538Srpaulo default: 1351251538Srpaulo data = STAILQ_FIRST(&sc->sc_tx_active); 1352251538Srpaulo if (data == NULL) 1353251538Srpaulo goto tr_setup; 1354289891Savos STAILQ_REMOVE_HEAD(&sc->sc_tx_active, next); 1355289891Savos urtwn_txeof(sc, data, 1); 1356251538Srpaulo if (error != USB_ERR_CANCELLED) { 1357251538Srpaulo usbd_xfer_set_stall(xfer); 1358251538Srpaulo goto tr_setup; 1359251538Srpaulo } 1360251538Srpaulo break; 1361251538Srpaulo } 1362288353Sadrianfinish: 1363297596Sadrian#ifdef IEEE80211_SUPPORT_SUPERG 1364297596Sadrian /* 1365297596Sadrian * If the TX active queue drops below a certain 1366297596Sadrian * threshold, ensure we age fast-frames out so they're 1367297596Sadrian * transmitted. 1368297596Sadrian */ 1369297596Sadrian if (sc->sc_tx_n_active <= 1) { 1370297596Sadrian /* XXX ew - net80211 should defer this for us! */ 1371297596Sadrian 1372297596Sadrian /* 1373297596Sadrian * Note: this sc_tx_n_active currently tracks 1374297596Sadrian * the number of pending transmit submissions 1375297596Sadrian * and not the actual depth of the TX frames 1376297596Sadrian * pending to the hardware. That means that 1377297596Sadrian * we're going to end up with some sub-optimal 1378297596Sadrian * aggregation behaviour. 1379297596Sadrian */ 1380297596Sadrian /* 1381297596Sadrian * XXX TODO: just make this a callout timer schedule so we can 1382297596Sadrian * flush the FF staging queue if we're approaching idle. 1383297596Sadrian */ 1384297596Sadrian URTWN_UNLOCK(sc); 1385297596Sadrian ieee80211_ff_flush(ic, WME_AC_VO); 1386297596Sadrian ieee80211_ff_flush(ic, WME_AC_VI); 1387297596Sadrian ieee80211_ff_flush(ic, WME_AC_BE); 1388297596Sadrian ieee80211_ff_flush(ic, WME_AC_BK); 1389297596Sadrian URTWN_LOCK(sc); 1390297596Sadrian } 1391297596Sadrian#endif 1392288353Sadrian /* Kick-start more transmit */ 1393288353Sadrian urtwn_start(sc); 1394251538Srpaulo} 1395251538Srpaulo 1396251538Srpaulostatic struct urtwn_data * 1397251538Srpaulo_urtwn_getbuf(struct urtwn_softc *sc) 1398251538Srpaulo{ 1399251538Srpaulo struct urtwn_data *bf; 1400251538Srpaulo 1401251538Srpaulo bf = STAILQ_FIRST(&sc->sc_tx_inactive); 1402251538Srpaulo if (bf != NULL) 1403251538Srpaulo STAILQ_REMOVE_HEAD(&sc->sc_tx_inactive, next); 1404294471Savos else { 1405294471Savos URTWN_DPRINTF(sc, URTWN_DEBUG_XMIT, 1406294471Savos "%s: out of xmit buffers\n", __func__); 1407294471Savos } 1408251538Srpaulo return (bf); 1409251538Srpaulo} 1410251538Srpaulo 1411251538Srpaulostatic struct urtwn_data * 1412251538Srpaulourtwn_getbuf(struct urtwn_softc *sc) 1413251538Srpaulo{ 1414251538Srpaulo struct urtwn_data *bf; 1415251538Srpaulo 1416251538Srpaulo URTWN_ASSERT_LOCKED(sc); 1417251538Srpaulo 1418251538Srpaulo bf = _urtwn_getbuf(sc); 1419294471Savos if (bf == NULL) { 1420294471Savos URTWN_DPRINTF(sc, URTWN_DEBUG_XMIT, "%s: stop queue\n", 1421294471Savos __func__); 1422294471Savos } 1423251538Srpaulo return (bf); 1424251538Srpaulo} 1425251538Srpaulo 1426291698Savosstatic usb_error_t 1427251538Srpaulourtwn_write_region_1(struct urtwn_softc *sc, uint16_t addr, uint8_t *buf, 1428251538Srpaulo int len) 1429251538Srpaulo{ 1430251538Srpaulo usb_device_request_t req; 1431251538Srpaulo 1432251538Srpaulo req.bmRequestType = UT_WRITE_VENDOR_DEVICE; 1433251538Srpaulo req.bRequest = R92C_REQ_REGS; 1434251538Srpaulo USETW(req.wValue, addr); 1435251538Srpaulo USETW(req.wIndex, 0); 1436251538Srpaulo USETW(req.wLength, len); 1437251538Srpaulo return (urtwn_do_request(sc, &req, buf)); 1438251538Srpaulo} 1439251538Srpaulo 1440291698Savosstatic usb_error_t 1441251538Srpaulourtwn_write_1(struct urtwn_softc *sc, uint16_t addr, uint8_t val) 1442251538Srpaulo{ 1443291698Savos return (urtwn_write_region_1(sc, addr, &val, sizeof(val))); 1444251538Srpaulo} 1445251538Srpaulo 1446291698Savosstatic usb_error_t 1447251538Srpaulourtwn_write_2(struct urtwn_softc *sc, uint16_t addr, uint16_t val) 1448251538Srpaulo{ 1449251538Srpaulo val = htole16(val); 1450291698Savos return (urtwn_write_region_1(sc, addr, (uint8_t *)&val, sizeof(val))); 1451251538Srpaulo} 1452251538Srpaulo 1453291698Savosstatic usb_error_t 1454251538Srpaulourtwn_write_4(struct urtwn_softc *sc, uint16_t addr, uint32_t val) 1455251538Srpaulo{ 1456251538Srpaulo val = htole32(val); 1457291698Savos return (urtwn_write_region_1(sc, addr, (uint8_t *)&val, sizeof(val))); 1458251538Srpaulo} 1459251538Srpaulo 1460291698Savosstatic usb_error_t 1461251538Srpaulourtwn_read_region_1(struct urtwn_softc *sc, uint16_t addr, uint8_t *buf, 1462251538Srpaulo int len) 1463251538Srpaulo{ 1464251538Srpaulo usb_device_request_t req; 1465251538Srpaulo 1466251538Srpaulo req.bmRequestType = UT_READ_VENDOR_DEVICE; 1467251538Srpaulo req.bRequest = R92C_REQ_REGS; 1468251538Srpaulo USETW(req.wValue, addr); 1469251538Srpaulo USETW(req.wIndex, 0); 1470251538Srpaulo USETW(req.wLength, len); 1471251538Srpaulo return (urtwn_do_request(sc, &req, buf)); 1472251538Srpaulo} 1473251538Srpaulo 1474251538Srpaulostatic uint8_t 1475251538Srpaulourtwn_read_1(struct urtwn_softc *sc, uint16_t addr) 1476251538Srpaulo{ 1477251538Srpaulo uint8_t val; 1478251538Srpaulo 1479251538Srpaulo if (urtwn_read_region_1(sc, addr, &val, 1) != 0) 1480251538Srpaulo return (0xff); 1481251538Srpaulo return (val); 1482251538Srpaulo} 1483251538Srpaulo 1484251538Srpaulostatic uint16_t 1485251538Srpaulourtwn_read_2(struct urtwn_softc *sc, uint16_t addr) 1486251538Srpaulo{ 1487251538Srpaulo uint16_t val; 1488251538Srpaulo 1489251538Srpaulo if (urtwn_read_region_1(sc, addr, (uint8_t *)&val, 2) != 0) 1490251538Srpaulo return (0xffff); 1491251538Srpaulo return (le16toh(val)); 1492251538Srpaulo} 1493251538Srpaulo 1494251538Srpaulostatic uint32_t 1495251538Srpaulourtwn_read_4(struct urtwn_softc *sc, uint16_t addr) 1496251538Srpaulo{ 1497251538Srpaulo uint32_t val; 1498251538Srpaulo 1499251538Srpaulo if (urtwn_read_region_1(sc, addr, (uint8_t *)&val, 4) != 0) 1500251538Srpaulo return (0xffffffff); 1501251538Srpaulo return (le32toh(val)); 1502251538Srpaulo} 1503251538Srpaulo 1504251538Srpaulostatic int 1505251538Srpaulourtwn_fw_cmd(struct urtwn_softc *sc, uint8_t id, const void *buf, int len) 1506251538Srpaulo{ 1507251538Srpaulo struct r92c_fw_cmd cmd; 1508291698Savos usb_error_t error; 1509251538Srpaulo int ntries; 1510251538Srpaulo 1511295871Savos if (!(sc->sc_flags & URTWN_FW_LOADED)) { 1512295871Savos URTWN_DPRINTF(sc, URTWN_DEBUG_FIRMWARE, "%s: firmware " 1513295871Savos "was not loaded; command (id %d) will be discarded\n", 1514295871Savos __func__, id); 1515295871Savos return (0); 1516295871Savos } 1517295871Savos 1518251538Srpaulo /* Wait for current FW box to be empty. */ 1519251538Srpaulo for (ntries = 0; ntries < 100; ntries++) { 1520251538Srpaulo if (!(urtwn_read_1(sc, R92C_HMETFR) & (1 << sc->fwcur))) 1521251538Srpaulo break; 1522266472Shselasky urtwn_ms_delay(sc); 1523251538Srpaulo } 1524251538Srpaulo if (ntries == 100) { 1525251538Srpaulo device_printf(sc->sc_dev, 1526251538Srpaulo "could not send firmware command\n"); 1527251538Srpaulo return (ETIMEDOUT); 1528251538Srpaulo } 1529251538Srpaulo memset(&cmd, 0, sizeof(cmd)); 1530251538Srpaulo cmd.id = id; 1531251538Srpaulo if (len > 3) 1532251538Srpaulo cmd.id |= R92C_CMD_FLAG_EXT; 1533251538Srpaulo KASSERT(len <= sizeof(cmd.msg), ("urtwn_fw_cmd\n")); 1534251538Srpaulo memcpy(cmd.msg, buf, len); 1535251538Srpaulo 1536251538Srpaulo /* Write the first word last since that will trigger the FW. */ 1537291698Savos error = urtwn_write_region_1(sc, R92C_HMEBOX_EXT(sc->fwcur), 1538251538Srpaulo (uint8_t *)&cmd + 4, 2); 1539291698Savos if (error != USB_ERR_NORMAL_COMPLETION) 1540291698Savos return (EIO); 1541291698Savos error = urtwn_write_region_1(sc, R92C_HMEBOX(sc->fwcur), 1542251538Srpaulo (uint8_t *)&cmd + 0, 4); 1543291698Savos if (error != USB_ERR_NORMAL_COMPLETION) 1544291698Savos return (EIO); 1545251538Srpaulo 1546251538Srpaulo sc->fwcur = (sc->fwcur + 1) % R92C_H2C_NBOX; 1547251538Srpaulo return (0); 1548251538Srpaulo} 1549251538Srpaulo 1550292174Savosstatic void 1551292174Savosurtwn_cmdq_cb(void *arg, int pending) 1552292174Savos{ 1553292174Savos struct urtwn_softc *sc = arg; 1554292174Savos struct urtwn_cmdq *item; 1555292174Savos 1556292174Savos /* 1557292174Savos * Device must be powered on (via urtwn_power_on()) 1558292174Savos * before any command may be sent. 1559292174Savos */ 1560292174Savos URTWN_LOCK(sc); 1561292174Savos if (!(sc->sc_flags & URTWN_RUNNING)) { 1562292174Savos URTWN_UNLOCK(sc); 1563292174Savos return; 1564292174Savos } 1565292174Savos 1566292174Savos URTWN_CMDQ_LOCK(sc); 1567292174Savos while (sc->cmdq[sc->cmdq_first].func != NULL) { 1568292174Savos item = &sc->cmdq[sc->cmdq_first]; 1569292174Savos sc->cmdq_first = (sc->cmdq_first + 1) % URTWN_CMDQ_SIZE; 1570292174Savos URTWN_CMDQ_UNLOCK(sc); 1571292174Savos 1572292174Savos item->func(sc, &item->data); 1573292174Savos 1574292174Savos URTWN_CMDQ_LOCK(sc); 1575292174Savos memset(item, 0, sizeof (*item)); 1576292174Savos } 1577292174Savos URTWN_CMDQ_UNLOCK(sc); 1578292174Savos URTWN_UNLOCK(sc); 1579292174Savos} 1580292174Savos 1581292174Savosstatic int 1582292174Savosurtwn_cmd_sleepable(struct urtwn_softc *sc, const void *ptr, size_t len, 1583292174Savos CMD_FUNC_PROTO) 1584292174Savos{ 1585292174Savos struct ieee80211com *ic = &sc->sc_ic; 1586292174Savos 1587292174Savos KASSERT(len <= sizeof(union sec_param), ("buffer overflow")); 1588292174Savos 1589292174Savos URTWN_CMDQ_LOCK(sc); 1590292174Savos if (sc->cmdq[sc->cmdq_last].func != NULL) { 1591292174Savos device_printf(sc->sc_dev, "%s: cmdq overflow\n", __func__); 1592292174Savos URTWN_CMDQ_UNLOCK(sc); 1593292174Savos 1594292174Savos return (EAGAIN); 1595292174Savos } 1596292174Savos 1597292174Savos if (ptr != NULL) 1598292174Savos memcpy(&sc->cmdq[sc->cmdq_last].data, ptr, len); 1599292174Savos sc->cmdq[sc->cmdq_last].func = func; 1600292174Savos sc->cmdq_last = (sc->cmdq_last + 1) % URTWN_CMDQ_SIZE; 1601292174Savos URTWN_CMDQ_UNLOCK(sc); 1602292174Savos 1603292174Savos ieee80211_runtask(ic, &sc->cmdq_task); 1604292174Savos 1605292174Savos return (0); 1606292174Savos} 1607292174Savos 1608264912Skevlostatic __inline void 1609251538Srpaulourtwn_rf_write(struct urtwn_softc *sc, int chain, uint8_t addr, uint32_t val) 1610251538Srpaulo{ 1611264912Skevlo 1612264912Skevlo sc->sc_rf_write(sc, chain, addr, val); 1613264912Skevlo} 1614264912Skevlo 1615264912Skevlostatic void 1616264912Skevlourtwn_r92c_rf_write(struct urtwn_softc *sc, int chain, uint8_t addr, 1617264912Skevlo uint32_t val) 1618264912Skevlo{ 1619251538Srpaulo urtwn_bb_write(sc, R92C_LSSI_PARAM(chain), 1620251538Srpaulo SM(R92C_LSSI_PARAM_ADDR, addr) | 1621251538Srpaulo SM(R92C_LSSI_PARAM_DATA, val)); 1622251538Srpaulo} 1623251538Srpaulo 1624264912Skevlostatic void 1625264912Skevlourtwn_r88e_rf_write(struct urtwn_softc *sc, int chain, uint8_t addr, 1626264912Skevlouint32_t val) 1627264912Skevlo{ 1628264912Skevlo urtwn_bb_write(sc, R92C_LSSI_PARAM(chain), 1629264912Skevlo SM(R88E_LSSI_PARAM_ADDR, addr) | 1630264912Skevlo SM(R92C_LSSI_PARAM_DATA, val)); 1631264912Skevlo} 1632264912Skevlo 1633251538Srpaulostatic uint32_t 1634251538Srpaulourtwn_rf_read(struct urtwn_softc *sc, int chain, uint8_t addr) 1635251538Srpaulo{ 1636251538Srpaulo uint32_t reg[R92C_MAX_CHAINS], val; 1637251538Srpaulo 1638251538Srpaulo reg[0] = urtwn_bb_read(sc, R92C_HSSI_PARAM2(0)); 1639251538Srpaulo if (chain != 0) 1640251538Srpaulo reg[chain] = urtwn_bb_read(sc, R92C_HSSI_PARAM2(chain)); 1641251538Srpaulo 1642251538Srpaulo urtwn_bb_write(sc, R92C_HSSI_PARAM2(0), 1643251538Srpaulo reg[0] & ~R92C_HSSI_PARAM2_READ_EDGE); 1644266472Shselasky urtwn_ms_delay(sc); 1645251538Srpaulo 1646251538Srpaulo urtwn_bb_write(sc, R92C_HSSI_PARAM2(chain), 1647251538Srpaulo RW(reg[chain], R92C_HSSI_PARAM2_READ_ADDR, addr) | 1648251538Srpaulo R92C_HSSI_PARAM2_READ_EDGE); 1649266472Shselasky urtwn_ms_delay(sc); 1650251538Srpaulo 1651251538Srpaulo urtwn_bb_write(sc, R92C_HSSI_PARAM2(0), 1652251538Srpaulo reg[0] | R92C_HSSI_PARAM2_READ_EDGE); 1653266472Shselasky urtwn_ms_delay(sc); 1654251538Srpaulo 1655251538Srpaulo if (urtwn_bb_read(sc, R92C_HSSI_PARAM1(chain)) & R92C_HSSI_PARAM1_PI) 1656251538Srpaulo val = urtwn_bb_read(sc, R92C_HSPI_READBACK(chain)); 1657251538Srpaulo else 1658251538Srpaulo val = urtwn_bb_read(sc, R92C_LSSI_READBACK(chain)); 1659251538Srpaulo return (MS(val, R92C_LSSI_READBACK_DATA)); 1660251538Srpaulo} 1661251538Srpaulo 1662251538Srpaulostatic int 1663251538Srpaulourtwn_llt_write(struct urtwn_softc *sc, uint32_t addr, uint32_t data) 1664251538Srpaulo{ 1665291698Savos usb_error_t error; 1666251538Srpaulo int ntries; 1667251538Srpaulo 1668291698Savos error = urtwn_write_4(sc, R92C_LLT_INIT, 1669251538Srpaulo SM(R92C_LLT_INIT_OP, R92C_LLT_INIT_OP_WRITE) | 1670251538Srpaulo SM(R92C_LLT_INIT_ADDR, addr) | 1671251538Srpaulo SM(R92C_LLT_INIT_DATA, data)); 1672291698Savos if (error != USB_ERR_NORMAL_COMPLETION) 1673291698Savos return (EIO); 1674251538Srpaulo /* Wait for write operation to complete. */ 1675251538Srpaulo for (ntries = 0; ntries < 20; ntries++) { 1676251538Srpaulo if (MS(urtwn_read_4(sc, R92C_LLT_INIT), R92C_LLT_INIT_OP) == 1677251538Srpaulo R92C_LLT_INIT_OP_NO_ACTIVE) 1678251538Srpaulo return (0); 1679266472Shselasky urtwn_ms_delay(sc); 1680251538Srpaulo } 1681251538Srpaulo return (ETIMEDOUT); 1682251538Srpaulo} 1683251538Srpaulo 1684291264Savosstatic int 1685291264Savosurtwn_efuse_read_next(struct urtwn_softc *sc, uint8_t *val) 1686251538Srpaulo{ 1687251538Srpaulo uint32_t reg; 1688291698Savos usb_error_t error; 1689251538Srpaulo int ntries; 1690251538Srpaulo 1691291264Savos if (sc->last_rom_addr >= URTWN_EFUSE_MAX_LEN) 1692291264Savos return (EFAULT); 1693291264Savos 1694251538Srpaulo reg = urtwn_read_4(sc, R92C_EFUSE_CTRL); 1695291264Savos reg = RW(reg, R92C_EFUSE_CTRL_ADDR, sc->last_rom_addr); 1696251538Srpaulo reg &= ~R92C_EFUSE_CTRL_VALID; 1697291264Savos 1698291698Savos error = urtwn_write_4(sc, R92C_EFUSE_CTRL, reg); 1699291698Savos if (error != USB_ERR_NORMAL_COMPLETION) 1700291698Savos return (EIO); 1701251538Srpaulo /* Wait for read operation to complete. */ 1702251538Srpaulo for (ntries = 0; ntries < 100; ntries++) { 1703251538Srpaulo reg = urtwn_read_4(sc, R92C_EFUSE_CTRL); 1704251538Srpaulo if (reg & R92C_EFUSE_CTRL_VALID) 1705291264Savos break; 1706266472Shselasky urtwn_ms_delay(sc); 1707251538Srpaulo } 1708291264Savos if (ntries == 100) { 1709291264Savos device_printf(sc->sc_dev, 1710291264Savos "could not read efuse byte at address 0x%x\n", 1711291264Savos sc->last_rom_addr); 1712291264Savos return (ETIMEDOUT); 1713291264Savos } 1714291264Savos 1715291264Savos *val = MS(reg, R92C_EFUSE_CTRL_DATA); 1716291264Savos sc->last_rom_addr++; 1717291264Savos 1718291264Savos return (0); 1719251538Srpaulo} 1720251538Srpaulo 1721291264Savosstatic int 1722291264Savosurtwn_efuse_read_data(struct urtwn_softc *sc, uint8_t *rom, uint8_t off, 1723291264Savos uint8_t msk) 1724291264Savos{ 1725291264Savos uint8_t reg; 1726291264Savos int i, error; 1727291264Savos 1728291264Savos for (i = 0; i < 4; i++) { 1729291264Savos if (msk & (1 << i)) 1730291264Savos continue; 1731291264Savos error = urtwn_efuse_read_next(sc, ®); 1732291264Savos if (error != 0) 1733291264Savos return (error); 1734294471Savos URTWN_DPRINTF(sc, URTWN_DEBUG_ROM, "rom[0x%03X] == 0x%02X\n", 1735294471Savos off * 8 + i * 2, reg); 1736291264Savos rom[off * 8 + i * 2 + 0] = reg; 1737291264Savos 1738291264Savos error = urtwn_efuse_read_next(sc, ®); 1739291264Savos if (error != 0) 1740291264Savos return (error); 1741294471Savos URTWN_DPRINTF(sc, URTWN_DEBUG_ROM, "rom[0x%03X] == 0x%02X\n", 1742294471Savos off * 8 + i * 2 + 1, reg); 1743291264Savos rom[off * 8 + i * 2 + 1] = reg; 1744291264Savos } 1745291264Savos 1746291264Savos return (0); 1747291264Savos} 1748291264Savos 1749294471Savos#ifdef USB_DEBUG 1750251538Srpaulostatic void 1751291264Savosurtwn_dump_rom_contents(struct urtwn_softc *sc, uint8_t *rom, uint16_t size) 1752251538Srpaulo{ 1753251538Srpaulo int i; 1754251538Srpaulo 1755291264Savos /* Dump ROM contents. */ 1756291264Savos device_printf(sc->sc_dev, "%s:", __func__); 1757291264Savos for (i = 0; i < size; i++) { 1758291264Savos if (i % 32 == 0) 1759291264Savos printf("\n%03X: ", i); 1760291264Savos else if (i % 4 == 0) 1761291264Savos printf(" "); 1762291264Savos 1763291264Savos printf("%02X", rom[i]); 1764291264Savos } 1765291264Savos printf("\n"); 1766291264Savos} 1767291264Savos#endif 1768291264Savos 1769291264Savosstatic int 1770291264Savosurtwn_efuse_read(struct urtwn_softc *sc, uint8_t *rom, uint16_t size) 1771291264Savos{ 1772291264Savos#define URTWN_CHK(res) do { \ 1773291264Savos if ((error = res) != 0) \ 1774291264Savos goto end; \ 1775291264Savos} while(0) 1776291264Savos uint8_t msk, off, reg; 1777291264Savos int error; 1778291264Savos 1779291698Savos URTWN_CHK(urtwn_efuse_switch_power(sc)); 1780264912Skevlo 1781291264Savos /* Read full ROM image. */ 1782291264Savos sc->last_rom_addr = 0; 1783291264Savos memset(rom, 0xff, size); 1784291264Savos 1785291264Savos URTWN_CHK(urtwn_efuse_read_next(sc, ®)); 1786291264Savos while (reg != 0xff) { 1787291264Savos /* check for extended header */ 1788291264Savos if ((sc->chip & URTWN_CHIP_88E) && (reg & 0x1f) == 0x0f) { 1789291264Savos off = reg >> 5; 1790291264Savos URTWN_CHK(urtwn_efuse_read_next(sc, ®)); 1791291264Savos 1792291264Savos if ((reg & 0x0f) != 0x0f) 1793291264Savos off = ((reg & 0xf0) >> 1) | off; 1794291264Savos else 1795291264Savos continue; 1796291264Savos } else 1797291264Savos off = reg >> 4; 1798251538Srpaulo msk = reg & 0xf; 1799291264Savos 1800291264Savos URTWN_CHK(urtwn_efuse_read_data(sc, rom, off, msk)); 1801291264Savos URTWN_CHK(urtwn_efuse_read_next(sc, ®)); 1802251538Srpaulo } 1803291264Savos 1804291264Savosend: 1805291264Savos 1806294471Savos#ifdef USB_DEBUG 1807294471Savos if (sc->sc_debug & URTWN_DEBUG_ROM) 1808291264Savos urtwn_dump_rom_contents(sc, rom, size); 1809251538Srpaulo#endif 1810291264Savos 1811282623Skevlo urtwn_write_1(sc, R92C_EFUSE_ACCESS, R92C_EFUSE_ACCESS_OFF); 1812291264Savos 1813291264Savos if (error != 0) { 1814291264Savos device_printf(sc->sc_dev, "%s: error while reading ROM\n", 1815291264Savos __func__); 1816291264Savos } 1817291264Savos 1818291264Savos return (error); 1819291264Savos#undef URTWN_CHK 1820282623Skevlo} 1821281592Skevlo 1822291698Savosstatic int 1823264912Skevlourtwn_efuse_switch_power(struct urtwn_softc *sc) 1824264912Skevlo{ 1825291698Savos usb_error_t error; 1826264912Skevlo uint32_t reg; 1827251538Srpaulo 1828291698Savos error = urtwn_write_1(sc, R92C_EFUSE_ACCESS, R92C_EFUSE_ACCESS_ON); 1829291698Savos if (error != USB_ERR_NORMAL_COMPLETION) 1830291698Savos return (EIO); 1831281918Skevlo 1832264912Skevlo reg = urtwn_read_2(sc, R92C_SYS_ISO_CTRL); 1833264912Skevlo if (!(reg & R92C_SYS_ISO_CTRL_PWC_EV12V)) { 1834291698Savos error = urtwn_write_2(sc, R92C_SYS_ISO_CTRL, 1835264912Skevlo reg | R92C_SYS_ISO_CTRL_PWC_EV12V); 1836291698Savos if (error != USB_ERR_NORMAL_COMPLETION) 1837291698Savos return (EIO); 1838264912Skevlo } 1839264912Skevlo reg = urtwn_read_2(sc, R92C_SYS_FUNC_EN); 1840264912Skevlo if (!(reg & R92C_SYS_FUNC_EN_ELDR)) { 1841291698Savos error = urtwn_write_2(sc, R92C_SYS_FUNC_EN, 1842264912Skevlo reg | R92C_SYS_FUNC_EN_ELDR); 1843291698Savos if (error != USB_ERR_NORMAL_COMPLETION) 1844291698Savos return (EIO); 1845264912Skevlo } 1846264912Skevlo reg = urtwn_read_2(sc, R92C_SYS_CLKR); 1847264912Skevlo if ((reg & (R92C_SYS_CLKR_LOADER_EN | R92C_SYS_CLKR_ANA8M)) != 1848264912Skevlo (R92C_SYS_CLKR_LOADER_EN | R92C_SYS_CLKR_ANA8M)) { 1849291698Savos error = urtwn_write_2(sc, R92C_SYS_CLKR, 1850264912Skevlo reg | R92C_SYS_CLKR_LOADER_EN | R92C_SYS_CLKR_ANA8M); 1851291698Savos if (error != USB_ERR_NORMAL_COMPLETION) 1852291698Savos return (EIO); 1853264912Skevlo } 1854291698Savos 1855291698Savos return (0); 1856264912Skevlo} 1857264912Skevlo 1858251538Srpaulostatic int 1859251538Srpaulourtwn_read_chipid(struct urtwn_softc *sc) 1860251538Srpaulo{ 1861251538Srpaulo uint32_t reg; 1862251538Srpaulo 1863264912Skevlo if (sc->chip & URTWN_CHIP_88E) 1864264912Skevlo return (0); 1865264912Skevlo 1866251538Srpaulo reg = urtwn_read_4(sc, R92C_SYS_CFG); 1867251538Srpaulo if (reg & R92C_SYS_CFG_TRP_VAUX_EN) 1868251538Srpaulo return (EIO); 1869251538Srpaulo 1870251538Srpaulo if (reg & R92C_SYS_CFG_TYPE_92C) { 1871251538Srpaulo sc->chip |= URTWN_CHIP_92C; 1872251538Srpaulo /* Check if it is a castrated 8192C. */ 1873251538Srpaulo if (MS(urtwn_read_4(sc, R92C_HPON_FSM), 1874251538Srpaulo R92C_HPON_FSM_CHIP_BONDING_ID) == 1875251538Srpaulo R92C_HPON_FSM_CHIP_BONDING_ID_92C_1T2R) 1876251538Srpaulo sc->chip |= URTWN_CHIP_92C_1T2R; 1877251538Srpaulo } 1878251538Srpaulo if (reg & R92C_SYS_CFG_VENDOR_UMC) { 1879251538Srpaulo sc->chip |= URTWN_CHIP_UMC; 1880251538Srpaulo if (MS(reg, R92C_SYS_CFG_CHIP_VER_RTL) == 0) 1881251538Srpaulo sc->chip |= URTWN_CHIP_UMC_A_CUT; 1882251538Srpaulo } 1883251538Srpaulo return (0); 1884251538Srpaulo} 1885251538Srpaulo 1886291264Savosstatic int 1887251538Srpaulourtwn_read_rom(struct urtwn_softc *sc) 1888251538Srpaulo{ 1889291264Savos struct r92c_rom *rom = &sc->rom.r92c_rom; 1890291264Savos int error; 1891251538Srpaulo 1892251538Srpaulo /* Read full ROM image. */ 1893291264Savos error = urtwn_efuse_read(sc, (uint8_t *)rom, sizeof(*rom)); 1894291264Savos if (error != 0) 1895291264Savos return (error); 1896251538Srpaulo 1897251538Srpaulo /* XXX Weird but this is what the vendor driver does. */ 1898291264Savos sc->last_rom_addr = 0x1fa; 1899291264Savos error = urtwn_efuse_read_next(sc, &sc->pa_setting); 1900291264Savos if (error != 0) 1901291264Savos return (error); 1902294471Savos URTWN_DPRINTF(sc, URTWN_DEBUG_ROM, "%s: PA setting=0x%x\n", __func__, 1903294471Savos sc->pa_setting); 1904251538Srpaulo 1905251538Srpaulo sc->board_type = MS(rom->rf_opt1, R92C_ROM_RF1_BOARD_TYPE); 1906251538Srpaulo 1907251538Srpaulo sc->regulatory = MS(rom->rf_opt1, R92C_ROM_RF1_REGULATORY); 1908294471Savos URTWN_DPRINTF(sc, URTWN_DEBUG_ROM, "%s: regulatory type=%d\n", 1909294471Savos __func__, sc->regulatory); 1910287197Sglebius IEEE80211_ADDR_COPY(sc->sc_ic.ic_macaddr, rom->macaddr); 1911251538Srpaulo 1912264912Skevlo sc->sc_rf_write = urtwn_r92c_rf_write; 1913264912Skevlo sc->sc_power_on = urtwn_r92c_power_on; 1914295874Savos sc->sc_power_off = urtwn_r92c_power_off; 1915291264Savos 1916291264Savos return (0); 1917251538Srpaulo} 1918251538Srpaulo 1919291264Savosstatic int 1920264912Skevlourtwn_r88e_read_rom(struct urtwn_softc *sc) 1921264912Skevlo{ 1922294198Savos struct r88e_rom *rom = &sc->rom.r88e_rom; 1923294198Savos int error; 1924264912Skevlo 1925294198Savos error = urtwn_efuse_read(sc, (uint8_t *)rom, sizeof(sc->rom.r88e_rom)); 1926291264Savos if (error != 0) 1927291264Savos return (error); 1928264912Skevlo 1929294198Savos sc->bw20_tx_pwr_diff = (rom->tx_pwr_diff >> 4); 1930264912Skevlo if (sc->bw20_tx_pwr_diff & 0x08) 1931264912Skevlo sc->bw20_tx_pwr_diff |= 0xf0; 1932294198Savos sc->ofdm_tx_pwr_diff = (rom->tx_pwr_diff & 0xf); 1933264912Skevlo if (sc->ofdm_tx_pwr_diff & 0x08) 1934264912Skevlo sc->ofdm_tx_pwr_diff |= 0xf0; 1935294198Savos sc->regulatory = MS(rom->rf_board_opt, R92C_ROM_RF1_REGULATORY); 1936294471Savos URTWN_DPRINTF(sc, URTWN_DEBUG_ROM, "%s: regulatory type %d\n", 1937294471Savos __func__,sc->regulatory); 1938294198Savos IEEE80211_ADDR_COPY(sc->sc_ic.ic_macaddr, rom->macaddr); 1939264912Skevlo 1940264912Skevlo sc->sc_rf_write = urtwn_r88e_rf_write; 1941264912Skevlo sc->sc_power_on = urtwn_r88e_power_on; 1942295874Savos sc->sc_power_off = urtwn_r88e_power_off; 1943291264Savos 1944291264Savos return (0); 1945264912Skevlo} 1946264912Skevlo 1947251538Srpaulo/* 1948251538Srpaulo * Initialize rate adaptation in firmware. 1949251538Srpaulo */ 1950251538Srpaulostatic int 1951251538Srpaulourtwn_ra_init(struct urtwn_softc *sc) 1952251538Srpaulo{ 1953287197Sglebius struct ieee80211com *ic = &sc->sc_ic; 1954251538Srpaulo struct ieee80211vap *vap = TAILQ_FIRST(&ic->ic_vaps); 1955251538Srpaulo struct ieee80211_node *ni; 1956297175Sadrian struct ieee80211_rateset *rs, *rs_ht; 1957251538Srpaulo struct r92c_fw_cmd_macid_cfg cmd; 1958251538Srpaulo uint32_t rates, basicrates; 1959251538Srpaulo uint8_t mode; 1960251538Srpaulo int maxrate, maxbasicrate, error, i, j; 1961251538Srpaulo 1962251538Srpaulo ni = ieee80211_ref_node(vap->iv_bss); 1963251538Srpaulo rs = &ni->ni_rates; 1964297175Sadrian rs_ht = (struct ieee80211_rateset *) &ni->ni_htrates; 1965251538Srpaulo 1966251538Srpaulo /* Get normal and basic rates mask. */ 1967251538Srpaulo rates = basicrates = 0; 1968251538Srpaulo maxrate = maxbasicrate = 0; 1969297175Sadrian 1970297175Sadrian /* This is for 11bg */ 1971251538Srpaulo for (i = 0; i < rs->rs_nrates; i++) { 1972251538Srpaulo /* Convert 802.11 rate to HW rate index. */ 1973289758Savos for (j = 0; j < nitems(ridx2rate); j++) 1974289758Savos if ((rs->rs_rates[i] & IEEE80211_RATE_VAL) == 1975289758Savos ridx2rate[j]) 1976251538Srpaulo break; 1977289758Savos if (j == nitems(ridx2rate)) /* Unknown rate, skip. */ 1978251538Srpaulo continue; 1979251538Srpaulo rates |= 1 << j; 1980251538Srpaulo if (j > maxrate) 1981251538Srpaulo maxrate = j; 1982251538Srpaulo if (rs->rs_rates[i] & IEEE80211_RATE_BASIC) { 1983251538Srpaulo basicrates |= 1 << j; 1984251538Srpaulo if (j > maxbasicrate) 1985251538Srpaulo maxbasicrate = j; 1986251538Srpaulo } 1987251538Srpaulo } 1988297175Sadrian 1989297175Sadrian /* If we're doing 11n, enable 11n rates */ 1990297175Sadrian if (ni->ni_flags & IEEE80211_NODE_HT) { 1991297175Sadrian for (i = 0; i < rs_ht->rs_nrates; i++) { 1992297175Sadrian if ((rs_ht->rs_rates[i] & 0x7f) > 0xf) 1993297175Sadrian continue; 1994297175Sadrian /* 11n rates start at index 12 */ 1995297175Sadrian j = ((rs_ht->rs_rates[i]) & 0xf) + 12; 1996297175Sadrian rates |= (1 << j); 1997297175Sadrian 1998297175Sadrian /* Guard against the rate table being oddly ordered */ 1999297175Sadrian if (j > maxrate) 2000297175Sadrian maxrate = j; 2001297175Sadrian } 2002297175Sadrian } 2003297175Sadrian 2004297175Sadrian#if 0 2005297175Sadrian if (ic->ic_curmode == IEEE80211_MODE_11NG) 2006297175Sadrian raid = R92C_RAID_11GN; 2007297175Sadrian#endif 2008297175Sadrian /* NB: group addressed frames are done at 11bg rates for now */ 2009251538Srpaulo if (ic->ic_curmode == IEEE80211_MODE_11B) 2010251538Srpaulo mode = R92C_RAID_11B; 2011251538Srpaulo else 2012251538Srpaulo mode = R92C_RAID_11BG; 2013297175Sadrian /* XXX misleading 'mode' value here for unicast frames */ 2014294471Savos URTWN_DPRINTF(sc, URTWN_DEBUG_RA, 2015294471Savos "%s: mode 0x%x, rates 0x%08x, basicrates 0x%08x\n", __func__, 2016251538Srpaulo mode, rates, basicrates); 2017251538Srpaulo 2018251538Srpaulo /* Set rates mask for group addressed frames. */ 2019251538Srpaulo cmd.macid = URTWN_MACID_BC | URTWN_MACID_VALID; 2020251538Srpaulo cmd.mask = htole32(mode << 28 | basicrates); 2021251538Srpaulo error = urtwn_fw_cmd(sc, R92C_CMD_MACID_CONFIG, &cmd, sizeof(cmd)); 2022251538Srpaulo if (error != 0) { 2023252401Srpaulo ieee80211_free_node(ni); 2024251538Srpaulo device_printf(sc->sc_dev, 2025251538Srpaulo "could not add broadcast station\n"); 2026251538Srpaulo return (error); 2027251538Srpaulo } 2028297175Sadrian 2029251538Srpaulo /* Set initial MRR rate. */ 2030294471Savos URTWN_DPRINTF(sc, URTWN_DEBUG_RA, "%s: maxbasicrate %d\n", __func__, 2031294471Savos maxbasicrate); 2032251538Srpaulo urtwn_write_1(sc, R92C_INIDATA_RATE_SEL(URTWN_MACID_BC), 2033251538Srpaulo maxbasicrate); 2034251538Srpaulo 2035251538Srpaulo /* Set rates mask for unicast frames. */ 2036297175Sadrian if (ni->ni_flags & IEEE80211_NODE_HT) 2037297175Sadrian mode = R92C_RAID_11GN; 2038297175Sadrian else if (ic->ic_curmode == IEEE80211_MODE_11B) 2039297175Sadrian mode = R92C_RAID_11B; 2040297175Sadrian else 2041297175Sadrian mode = R92C_RAID_11BG; 2042251538Srpaulo cmd.macid = URTWN_MACID_BSS | URTWN_MACID_VALID; 2043251538Srpaulo cmd.mask = htole32(mode << 28 | rates); 2044251538Srpaulo error = urtwn_fw_cmd(sc, R92C_CMD_MACID_CONFIG, &cmd, sizeof(cmd)); 2045251538Srpaulo if (error != 0) { 2046252401Srpaulo ieee80211_free_node(ni); 2047251538Srpaulo device_printf(sc->sc_dev, "could not add BSS station\n"); 2048251538Srpaulo return (error); 2049251538Srpaulo } 2050251538Srpaulo /* Set initial MRR rate. */ 2051294471Savos URTWN_DPRINTF(sc, URTWN_DEBUG_RA, "%s: maxrate %d\n", __func__, 2052294471Savos maxrate); 2053251538Srpaulo urtwn_write_1(sc, R92C_INIDATA_RATE_SEL(URTWN_MACID_BSS), 2054251538Srpaulo maxrate); 2055251538Srpaulo 2056251538Srpaulo /* Indicate highest supported rate. */ 2057297175Sadrian if (ni->ni_flags & IEEE80211_NODE_HT) 2058297175Sadrian ni->ni_txrate = rs_ht->rs_rates[rs_ht->rs_nrates - 1] 2059297175Sadrian | IEEE80211_RATE_MCS; 2060297175Sadrian else 2061297175Sadrian ni->ni_txrate = rs->rs_rates[rs->rs_nrates - 1]; 2062252401Srpaulo ieee80211_free_node(ni); 2063252401Srpaulo 2064251538Srpaulo return (0); 2065251538Srpaulo} 2066251538Srpaulo 2067290439Savosstatic void 2068290631Savosurtwn_init_beacon(struct urtwn_softc *sc, struct urtwn_vap *uvp) 2069251538Srpaulo{ 2070290631Savos struct r92c_tx_desc *txd = &uvp->bcn_desc; 2071290631Savos 2072290631Savos txd->txdw0 = htole32( 2073290631Savos SM(R92C_TXDW0_OFFSET, sizeof(*txd)) | R92C_TXDW0_BMCAST | 2074290631Savos R92C_TXDW0_OWN | R92C_TXDW0_FSG | R92C_TXDW0_LSG); 2075290631Savos txd->txdw1 = htole32( 2076290631Savos SM(R92C_TXDW1_QSEL, R92C_TXDW1_QSEL_BEACON) | 2077290631Savos SM(R92C_TXDW1_RAID, R92C_RAID_11B)); 2078290631Savos 2079291858Savos if (sc->chip & URTWN_CHIP_88E) { 2080290631Savos txd->txdw1 |= htole32(SM(R88E_TXDW1_MACID, URTWN_MACID_BC)); 2081291858Savos txd->txdseq |= htole16(R88E_TXDSEQ_HWSEQ_EN); 2082291858Savos } else { 2083290631Savos txd->txdw1 |= htole32(SM(R92C_TXDW1_MACID, URTWN_MACID_BC)); 2084291858Savos txd->txdw4 |= htole32(R92C_TXDW4_HWSEQ_EN); 2085291858Savos } 2086290631Savos 2087290631Savos txd->txdw4 = htole32(R92C_TXDW4_DRVRATE); 2088290631Savos txd->txdw5 = htole32(SM(R92C_TXDW5_DATARATE, URTWN_RIDX_CCK1)); 2089251538Srpaulo} 2090251538Srpaulo 2091290631Savosstatic int 2092290631Savosurtwn_setup_beacon(struct urtwn_softc *sc, struct ieee80211_node *ni) 2093290631Savos{ 2094290631Savos struct ieee80211vap *vap = ni->ni_vap; 2095290631Savos struct urtwn_vap *uvp = URTWN_VAP(vap); 2096290631Savos struct mbuf *m; 2097290631Savos int error; 2098290631Savos 2099290631Savos URTWN_ASSERT_LOCKED(sc); 2100290631Savos 2101290631Savos if (ni->ni_chan == IEEE80211_CHAN_ANYC) 2102290631Savos return (EINVAL); 2103290631Savos 2104290631Savos m = ieee80211_beacon_alloc(ni); 2105290631Savos if (m == NULL) { 2106290631Savos device_printf(sc->sc_dev, 2107290631Savos "%s: could not allocate beacon frame\n", __func__); 2108290631Savos return (ENOMEM); 2109290631Savos } 2110290631Savos 2111290631Savos if (uvp->bcn_mbuf != NULL) 2112290631Savos m_freem(uvp->bcn_mbuf); 2113290631Savos 2114290631Savos uvp->bcn_mbuf = m; 2115290631Savos 2116290631Savos if ((error = urtwn_tx_beacon(sc, uvp)) != 0) 2117290631Savos return (error); 2118290631Savos 2119290631Savos /* XXX bcnq stuck workaround */ 2120290631Savos if ((error = urtwn_tx_beacon(sc, uvp)) != 0) 2121290631Savos return (error); 2122290631Savos 2123294471Savos URTWN_DPRINTF(sc, URTWN_DEBUG_BEACON, "%s: beacon was %srecognized\n", 2124294471Savos __func__, urtwn_read_1(sc, R92C_TDECTRL + 2) & 2125294471Savos (R92C_TDECTRL_BCN_VALID >> 16) ? "" : "not "); 2126294471Savos 2127290631Savos return (0); 2128290631Savos} 2129290631Savos 2130251538Srpaulostatic void 2131290631Savosurtwn_update_beacon(struct ieee80211vap *vap, int item) 2132290631Savos{ 2133290631Savos struct urtwn_softc *sc = vap->iv_ic->ic_softc; 2134290631Savos struct urtwn_vap *uvp = URTWN_VAP(vap); 2135290631Savos struct ieee80211_beacon_offsets *bo = &vap->iv_bcn_off; 2136290631Savos struct ieee80211_node *ni = vap->iv_bss; 2137290631Savos int mcast = 0; 2138290631Savos 2139290631Savos URTWN_LOCK(sc); 2140290631Savos if (uvp->bcn_mbuf == NULL) { 2141290631Savos uvp->bcn_mbuf = ieee80211_beacon_alloc(ni); 2142290631Savos if (uvp->bcn_mbuf == NULL) { 2143290631Savos device_printf(sc->sc_dev, 2144290631Savos "%s: could not allocate beacon frame\n", __func__); 2145290631Savos URTWN_UNLOCK(sc); 2146290631Savos return; 2147290631Savos } 2148290631Savos } 2149290631Savos URTWN_UNLOCK(sc); 2150290631Savos 2151290631Savos if (item == IEEE80211_BEACON_TIM) 2152290631Savos mcast = 1; /* XXX */ 2153290631Savos 2154290631Savos setbit(bo->bo_flags, item); 2155290631Savos ieee80211_beacon_update(ni, uvp->bcn_mbuf, mcast); 2156290631Savos 2157290631Savos URTWN_LOCK(sc); 2158290631Savos urtwn_tx_beacon(sc, uvp); 2159290631Savos URTWN_UNLOCK(sc); 2160290631Savos} 2161290631Savos 2162290631Savos/* 2163290631Savos * Push a beacon frame into the chip. Beacon will 2164290631Savos * be repeated by the chip every R92C_BCN_INTERVAL. 2165290631Savos */ 2166290631Savosstatic int 2167290631Savosurtwn_tx_beacon(struct urtwn_softc *sc, struct urtwn_vap *uvp) 2168290631Savos{ 2169290631Savos struct r92c_tx_desc *desc = &uvp->bcn_desc; 2170290631Savos struct urtwn_data *bf; 2171290631Savos 2172290631Savos URTWN_ASSERT_LOCKED(sc); 2173290631Savos 2174290631Savos bf = urtwn_getbuf(sc); 2175290631Savos if (bf == NULL) 2176290631Savos return (ENOMEM); 2177290631Savos 2178290631Savos memcpy(bf->buf, desc, sizeof(*desc)); 2179290631Savos urtwn_tx_start(sc, uvp->bcn_mbuf, IEEE80211_FC0_TYPE_MGT, bf); 2180290631Savos 2181290631Savos sc->sc_txtimer = 5; 2182290631Savos callout_reset(&sc->sc_watchdog_ch, hz, urtwn_watchdog, sc); 2183290631Savos 2184290631Savos return (0); 2185290631Savos} 2186290631Savos 2187292175Savosstatic int 2188292175Savosurtwn_key_alloc(struct ieee80211vap *vap, struct ieee80211_key *k, 2189292175Savos ieee80211_keyix *keyix, ieee80211_keyix *rxkeyix) 2190292175Savos{ 2191292175Savos struct urtwn_softc *sc = vap->iv_ic->ic_softc; 2192292175Savos uint8_t i; 2193292175Savos 2194292175Savos if (!(&vap->iv_nw_keys[0] <= k && 2195292175Savos k < &vap->iv_nw_keys[IEEE80211_WEP_NKID])) { 2196292175Savos if (!(k->wk_flags & IEEE80211_KEY_SWCRYPT)) { 2197292175Savos URTWN_LOCK(sc); 2198292175Savos /* 2199292175Savos * First 4 slots for group keys, 2200292175Savos * what is left - for pairwise. 2201292175Savos * XXX incompatible with IBSS RSN. 2202292175Savos */ 2203292175Savos for (i = IEEE80211_WEP_NKID; 2204292175Savos i < R92C_CAM_ENTRY_COUNT; i++) { 2205292175Savos if ((sc->keys_bmap & (1 << i)) == 0) { 2206292175Savos sc->keys_bmap |= 1 << i; 2207292175Savos *keyix = i; 2208292175Savos break; 2209292175Savos } 2210292175Savos } 2211292175Savos URTWN_UNLOCK(sc); 2212292175Savos if (i == R92C_CAM_ENTRY_COUNT) { 2213292175Savos device_printf(sc->sc_dev, 2214292175Savos "%s: no free space in the key table\n", 2215292175Savos __func__); 2216292175Savos return 0; 2217292175Savos } 2218292175Savos } else 2219292175Savos *keyix = 0; 2220292175Savos } else { 2221292175Savos *keyix = k - vap->iv_nw_keys; 2222292175Savos } 2223292175Savos *rxkeyix = *keyix; 2224292175Savos return 1; 2225292175Savos} 2226292175Savos 2227290631Savosstatic void 2228292175Savosurtwn_key_set_cb(struct urtwn_softc *sc, union sec_param *data) 2229292175Savos{ 2230292175Savos struct ieee80211_key *k = &data->key; 2231292175Savos uint8_t algo, keyid; 2232292175Savos int i, error; 2233292175Savos 2234292175Savos if (k->wk_keyix < IEEE80211_WEP_NKID) 2235292175Savos keyid = k->wk_keyix; 2236292175Savos else 2237292175Savos keyid = 0; 2238292175Savos 2239292175Savos /* Map net80211 cipher to HW crypto algorithm. */ 2240292175Savos switch (k->wk_cipher->ic_cipher) { 2241292175Savos case IEEE80211_CIPHER_WEP: 2242292175Savos if (k->wk_keylen < 8) 2243292175Savos algo = R92C_CAM_ALGO_WEP40; 2244292175Savos else 2245292175Savos algo = R92C_CAM_ALGO_WEP104; 2246292175Savos break; 2247292175Savos case IEEE80211_CIPHER_TKIP: 2248292175Savos algo = R92C_CAM_ALGO_TKIP; 2249292175Savos break; 2250292175Savos case IEEE80211_CIPHER_AES_CCM: 2251292175Savos algo = R92C_CAM_ALGO_AES; 2252292175Savos break; 2253292175Savos default: 2254292175Savos device_printf(sc->sc_dev, "%s: undefined cipher %d\n", 2255292175Savos __func__, k->wk_cipher->ic_cipher); 2256292175Savos return; 2257292175Savos } 2258292175Savos 2259294471Savos URTWN_DPRINTF(sc, URTWN_DEBUG_KEY, 2260294471Savos "%s: keyix %d, keyid %d, algo %d/%d, flags %04X, len %d, " 2261294471Savos "macaddr %s\n", __func__, k->wk_keyix, keyid, 2262294471Savos k->wk_cipher->ic_cipher, algo, k->wk_flags, k->wk_keylen, 2263294471Savos ether_sprintf(k->wk_macaddr)); 2264292175Savos 2265292175Savos /* Write key. */ 2266292175Savos for (i = 0; i < 4; i++) { 2267292175Savos error = urtwn_cam_write(sc, R92C_CAM_KEY(k->wk_keyix, i), 2268298359Savos le32dec(&k->wk_key[i * 4])); 2269292175Savos if (error != 0) 2270292175Savos goto fail; 2271292175Savos } 2272292175Savos 2273292175Savos /* Write CTL0 last since that will validate the CAM entry. */ 2274292175Savos error = urtwn_cam_write(sc, R92C_CAM_CTL1(k->wk_keyix), 2275298359Savos le32dec(&k->wk_macaddr[2])); 2276292175Savos if (error != 0) 2277292175Savos goto fail; 2278292175Savos error = urtwn_cam_write(sc, R92C_CAM_CTL0(k->wk_keyix), 2279292175Savos SM(R92C_CAM_ALGO, algo) | 2280292175Savos SM(R92C_CAM_KEYID, keyid) | 2281298359Savos SM(R92C_CAM_MACLO, le16dec(&k->wk_macaddr[0])) | 2282292175Savos R92C_CAM_VALID); 2283292175Savos if (error != 0) 2284292175Savos goto fail; 2285292175Savos 2286292175Savos return; 2287292175Savos 2288292175Savosfail: 2289292175Savos device_printf(sc->sc_dev, "%s fails, error %d\n", __func__, error); 2290292175Savos} 2291292175Savos 2292292175Savosstatic void 2293292175Savosurtwn_key_del_cb(struct urtwn_softc *sc, union sec_param *data) 2294292175Savos{ 2295292175Savos struct ieee80211_key *k = &data->key; 2296292175Savos int i; 2297292175Savos 2298294471Savos URTWN_DPRINTF(sc, URTWN_DEBUG_KEY, 2299294471Savos "%s: keyix %d, flags %04X, macaddr %s\n", __func__, 2300292175Savos k->wk_keyix, k->wk_flags, ether_sprintf(k->wk_macaddr)); 2301292175Savos 2302292175Savos urtwn_cam_write(sc, R92C_CAM_CTL0(k->wk_keyix), 0); 2303292175Savos urtwn_cam_write(sc, R92C_CAM_CTL1(k->wk_keyix), 0); 2304292175Savos 2305292175Savos /* Clear key. */ 2306292175Savos for (i = 0; i < 4; i++) 2307292175Savos urtwn_cam_write(sc, R92C_CAM_KEY(k->wk_keyix, i), 0); 2308292175Savos sc->keys_bmap &= ~(1 << k->wk_keyix); 2309292175Savos} 2310292175Savos 2311292175Savosstatic int 2312292175Savosurtwn_key_set(struct ieee80211vap *vap, const struct ieee80211_key *k) 2313292175Savos{ 2314292175Savos struct urtwn_softc *sc = vap->iv_ic->ic_softc; 2315292175Savos 2316292175Savos if (k->wk_flags & IEEE80211_KEY_SWCRYPT) { 2317292175Savos /* Not for us. */ 2318292175Savos return (1); 2319292175Savos } 2320292175Savos 2321292175Savos return (!urtwn_cmd_sleepable(sc, k, sizeof(*k), urtwn_key_set_cb)); 2322292175Savos} 2323292175Savos 2324292175Savosstatic int 2325292175Savosurtwn_key_delete(struct ieee80211vap *vap, const struct ieee80211_key *k) 2326292175Savos{ 2327292175Savos struct urtwn_softc *sc = vap->iv_ic->ic_softc; 2328292175Savos 2329292175Savos if (k->wk_flags & IEEE80211_KEY_SWCRYPT) { 2330292175Savos /* Not for us. */ 2331292175Savos return (1); 2332292175Savos } 2333292175Savos 2334292175Savos return (!urtwn_cmd_sleepable(sc, k, sizeof(*k), urtwn_key_del_cb)); 2335292175Savos} 2336292175Savos 2337292175Savosstatic void 2338290651Savosurtwn_tsf_task_adhoc(void *arg, int pending) 2339290651Savos{ 2340290651Savos struct ieee80211vap *vap = arg; 2341290651Savos struct urtwn_softc *sc = vap->iv_ic->ic_softc; 2342290651Savos struct ieee80211_node *ni; 2343290651Savos uint32_t reg; 2344290651Savos 2345290651Savos URTWN_LOCK(sc); 2346290651Savos ni = ieee80211_ref_node(vap->iv_bss); 2347290651Savos reg = urtwn_read_1(sc, R92C_BCN_CTRL); 2348290651Savos 2349290651Savos /* Accept beacons with the same BSSID. */ 2350290651Savos urtwn_set_rx_bssid_all(sc, 0); 2351290651Savos 2352290651Savos /* Enable synchronization. */ 2353290651Savos reg &= ~R92C_BCN_CTRL_DIS_TSF_UDT0; 2354290651Savos urtwn_write_1(sc, R92C_BCN_CTRL, reg); 2355290651Savos 2356290651Savos /* Synchronize. */ 2357290651Savos usb_pause_mtx(&sc->sc_mtx, hz * ni->ni_intval * 5 / 1000); 2358290651Savos 2359290651Savos /* Disable synchronization. */ 2360290651Savos reg |= R92C_BCN_CTRL_DIS_TSF_UDT0; 2361290651Savos urtwn_write_1(sc, R92C_BCN_CTRL, reg); 2362290651Savos 2363290651Savos /* Remove beacon filter. */ 2364290651Savos urtwn_set_rx_bssid_all(sc, 1); 2365290651Savos 2366290651Savos /* Enable beaconing. */ 2367290651Savos urtwn_write_1(sc, R92C_MBID_NUM, 2368290651Savos urtwn_read_1(sc, R92C_MBID_NUM) | R92C_MBID_TXBCN_RPT0); 2369290651Savos reg |= R92C_BCN_CTRL_EN_BCN; 2370290651Savos 2371290651Savos urtwn_write_1(sc, R92C_BCN_CTRL, reg); 2372290651Savos ieee80211_free_node(ni); 2373290651Savos URTWN_UNLOCK(sc); 2374290651Savos} 2375290651Savos 2376290651Savosstatic void 2377290631Savosurtwn_tsf_sync_enable(struct urtwn_softc *sc, struct ieee80211vap *vap) 2378290631Savos{ 2379290651Savos struct ieee80211com *ic = &sc->sc_ic; 2380290651Savos struct urtwn_vap *uvp = URTWN_VAP(vap); 2381290651Savos 2382290631Savos /* Reset TSF. */ 2383290631Savos urtwn_write_1(sc, R92C_DUAL_TSF_RST, R92C_DUAL_TSF_RST0); 2384290631Savos 2385290631Savos switch (vap->iv_opmode) { 2386290631Savos case IEEE80211_M_STA: 2387290631Savos /* Enable TSF synchronization. */ 2388290631Savos urtwn_write_1(sc, R92C_BCN_CTRL, 2389290631Savos urtwn_read_1(sc, R92C_BCN_CTRL) & 2390290631Savos ~R92C_BCN_CTRL_DIS_TSF_UDT0); 2391290631Savos break; 2392290651Savos case IEEE80211_M_IBSS: 2393290651Savos ieee80211_runtask(ic, &uvp->tsf_task_adhoc); 2394290651Savos break; 2395290631Savos case IEEE80211_M_HOSTAP: 2396290631Savos /* Enable beaconing. */ 2397290631Savos urtwn_write_1(sc, R92C_MBID_NUM, 2398290631Savos urtwn_read_1(sc, R92C_MBID_NUM) | R92C_MBID_TXBCN_RPT0); 2399290631Savos urtwn_write_1(sc, R92C_BCN_CTRL, 2400290631Savos urtwn_read_1(sc, R92C_BCN_CTRL) | R92C_BCN_CTRL_EN_BCN); 2401290631Savos break; 2402290631Savos default: 2403290631Savos device_printf(sc->sc_dev, "undefined opmode %d\n", 2404290631Savos vap->iv_opmode); 2405290631Savos return; 2406290631Savos } 2407290631Savos} 2408290631Savos 2409290631Savosstatic void 2410292203Savosurtwn_get_tsf(struct urtwn_softc *sc, uint64_t *buf) 2411292203Savos{ 2412292203Savos urtwn_read_region_1(sc, R92C_TSFTR, (uint8_t *)buf, sizeof(*buf)); 2413292203Savos} 2414292203Savos 2415292203Savosstatic void 2416251538Srpaulourtwn_set_led(struct urtwn_softc *sc, int led, int on) 2417251538Srpaulo{ 2418251538Srpaulo uint8_t reg; 2419281069Srpaulo 2420251538Srpaulo if (led == URTWN_LED_LINK) { 2421264912Skevlo if (sc->chip & URTWN_CHIP_88E) { 2422264912Skevlo reg = urtwn_read_1(sc, R92C_LEDCFG2) & 0xf0; 2423264912Skevlo urtwn_write_1(sc, R92C_LEDCFG2, reg | 0x60); 2424264912Skevlo if (!on) { 2425264912Skevlo reg = urtwn_read_1(sc, R92C_LEDCFG2) & 0x90; 2426264912Skevlo urtwn_write_1(sc, R92C_LEDCFG2, 2427264912Skevlo reg | R92C_LEDCFG0_DIS); 2428264912Skevlo urtwn_write_1(sc, R92C_MAC_PINMUX_CFG, 2429264912Skevlo urtwn_read_1(sc, R92C_MAC_PINMUX_CFG) & 2430264912Skevlo 0xfe); 2431264912Skevlo } 2432264912Skevlo } else { 2433264912Skevlo reg = urtwn_read_1(sc, R92C_LEDCFG0) & 0x70; 2434264912Skevlo if (!on) 2435264912Skevlo reg |= R92C_LEDCFG0_DIS; 2436264912Skevlo urtwn_write_1(sc, R92C_LEDCFG0, reg); 2437264912Skevlo } 2438264912Skevlo sc->ledlink = on; /* Save LED state. */ 2439251538Srpaulo } 2440251538Srpaulo} 2441251538Srpaulo 2442289811Savosstatic void 2443289811Savosurtwn_set_mode(struct urtwn_softc *sc, uint8_t mode) 2444289811Savos{ 2445289811Savos uint8_t reg; 2446289811Savos 2447289811Savos reg = urtwn_read_1(sc, R92C_MSR); 2448289811Savos reg = (reg & ~R92C_MSR_MASK) | mode; 2449289811Savos urtwn_write_1(sc, R92C_MSR, reg); 2450289811Savos} 2451289811Savos 2452290651Savosstatic void 2453290651Savosurtwn_ibss_recv_mgmt(struct ieee80211_node *ni, struct mbuf *m, int subtype, 2454290651Savos const struct ieee80211_rx_stats *rxs, 2455290651Savos int rssi, int nf) 2456290651Savos{ 2457290651Savos struct ieee80211vap *vap = ni->ni_vap; 2458290651Savos struct urtwn_softc *sc = vap->iv_ic->ic_softc; 2459290651Savos struct urtwn_vap *uvp = URTWN_VAP(vap); 2460290651Savos uint64_t ni_tstamp, curr_tstamp; 2461290651Savos 2462290651Savos uvp->recv_mgmt(ni, m, subtype, rxs, rssi, nf); 2463290651Savos 2464290651Savos if (vap->iv_state == IEEE80211_S_RUN && 2465290651Savos (subtype == IEEE80211_FC0_SUBTYPE_BEACON || 2466290651Savos subtype == IEEE80211_FC0_SUBTYPE_PROBE_RESP)) { 2467290651Savos ni_tstamp = le64toh(ni->ni_tstamp.tsf); 2468290651Savos URTWN_LOCK(sc); 2469290651Savos urtwn_get_tsf(sc, &curr_tstamp); 2470290651Savos URTWN_UNLOCK(sc); 2471290651Savos curr_tstamp = le64toh(curr_tstamp); 2472290651Savos 2473290651Savos if (ni_tstamp >= curr_tstamp) 2474290651Savos (void) ieee80211_ibss_merge(ni); 2475290651Savos } 2476290651Savos} 2477290651Savos 2478251538Srpaulostatic int 2479251538Srpaulourtwn_newstate(struct ieee80211vap *vap, enum ieee80211_state nstate, int arg) 2480251538Srpaulo{ 2481251538Srpaulo struct urtwn_vap *uvp = URTWN_VAP(vap); 2482251538Srpaulo struct ieee80211com *ic = vap->iv_ic; 2483286949Sadrian struct urtwn_softc *sc = ic->ic_softc; 2484251538Srpaulo struct ieee80211_node *ni; 2485251538Srpaulo enum ieee80211_state ostate; 2486290631Savos uint32_t reg; 2487290631Savos uint8_t mode; 2488290631Savos int error = 0; 2489251538Srpaulo 2490251538Srpaulo ostate = vap->iv_state; 2491294471Savos URTWN_DPRINTF(sc, URTWN_DEBUG_STATE, "%s -> %s\n", 2492294471Savos ieee80211_state_name[ostate], ieee80211_state_name[nstate]); 2493251538Srpaulo 2494251538Srpaulo IEEE80211_UNLOCK(ic); 2495251538Srpaulo URTWN_LOCK(sc); 2496251538Srpaulo callout_stop(&sc->sc_watchdog_ch); 2497251538Srpaulo 2498251538Srpaulo if (ostate == IEEE80211_S_RUN) { 2499294473Savos /* Stop calibration. */ 2500294473Savos callout_stop(&sc->sc_calib_to); 2501294473Savos 2502251538Srpaulo /* Turn link LED off. */ 2503251538Srpaulo urtwn_set_led(sc, URTWN_LED_LINK, 0); 2504251538Srpaulo 2505251538Srpaulo /* Set media status to 'No Link'. */ 2506289811Savos urtwn_set_mode(sc, R92C_MSR_NOLINK); 2507251538Srpaulo 2508251538Srpaulo /* Stop Rx of data frames. */ 2509251538Srpaulo urtwn_write_2(sc, R92C_RXFLTMAP2, 0); 2510251538Srpaulo 2511251538Srpaulo /* Disable TSF synchronization. */ 2512251538Srpaulo urtwn_write_1(sc, R92C_BCN_CTRL, 2513290631Savos (urtwn_read_1(sc, R92C_BCN_CTRL) & ~R92C_BCN_CTRL_EN_BCN) | 2514251538Srpaulo R92C_BCN_CTRL_DIS_TSF_UDT0); 2515251538Srpaulo 2516290631Savos /* Disable beaconing. */ 2517290631Savos urtwn_write_1(sc, R92C_MBID_NUM, 2518290631Savos urtwn_read_1(sc, R92C_MBID_NUM) & ~R92C_MBID_TXBCN_RPT0); 2519290631Savos 2520290631Savos /* Reset TSF. */ 2521290631Savos urtwn_write_1(sc, R92C_DUAL_TSF_RST, R92C_DUAL_TSF_RST0); 2522290631Savos 2523251538Srpaulo /* Reset EDCA parameters. */ 2524251538Srpaulo urtwn_write_4(sc, R92C_EDCA_VO_PARAM, 0x002f3217); 2525251538Srpaulo urtwn_write_4(sc, R92C_EDCA_VI_PARAM, 0x005e4317); 2526251538Srpaulo urtwn_write_4(sc, R92C_EDCA_BE_PARAM, 0x00105320); 2527251538Srpaulo urtwn_write_4(sc, R92C_EDCA_BK_PARAM, 0x0000a444); 2528251538Srpaulo } 2529251538Srpaulo 2530251538Srpaulo switch (nstate) { 2531251538Srpaulo case IEEE80211_S_INIT: 2532251538Srpaulo /* Turn link LED off. */ 2533251538Srpaulo urtwn_set_led(sc, URTWN_LED_LINK, 0); 2534251538Srpaulo break; 2535251538Srpaulo case IEEE80211_S_SCAN: 2536251538Srpaulo /* Pause AC Tx queues. */ 2537251538Srpaulo urtwn_write_1(sc, R92C_TXPAUSE, 2538293180Savos urtwn_read_1(sc, R92C_TXPAUSE) | R92C_TX_QUEUE_AC); 2539251538Srpaulo break; 2540251538Srpaulo case IEEE80211_S_AUTH: 2541251538Srpaulo urtwn_set_chan(sc, ic->ic_curchan, NULL); 2542251538Srpaulo break; 2543251538Srpaulo case IEEE80211_S_RUN: 2544251538Srpaulo if (vap->iv_opmode == IEEE80211_M_MONITOR) { 2545251538Srpaulo /* Turn link LED on. */ 2546251538Srpaulo urtwn_set_led(sc, URTWN_LED_LINK, 1); 2547251538Srpaulo break; 2548251538Srpaulo } 2549251538Srpaulo 2550251538Srpaulo ni = ieee80211_ref_node(vap->iv_bss); 2551290631Savos 2552290631Savos if (ic->ic_bsschan == IEEE80211_CHAN_ANYC || 2553290631Savos ni->ni_chan == IEEE80211_CHAN_ANYC) { 2554290631Savos device_printf(sc->sc_dev, 2555290631Savos "%s: could not move to RUN state\n", __func__); 2556290631Savos error = EINVAL; 2557290631Savos goto end_run; 2558290631Savos } 2559290631Savos 2560290631Savos switch (vap->iv_opmode) { 2561290631Savos case IEEE80211_M_STA: 2562290631Savos mode = R92C_MSR_INFRA; 2563290631Savos break; 2564290651Savos case IEEE80211_M_IBSS: 2565290651Savos mode = R92C_MSR_ADHOC; 2566290651Savos break; 2567290631Savos case IEEE80211_M_HOSTAP: 2568290631Savos mode = R92C_MSR_AP; 2569290631Savos break; 2570290631Savos default: 2571290631Savos device_printf(sc->sc_dev, "undefined opmode %d\n", 2572290631Savos vap->iv_opmode); 2573290631Savos error = EINVAL; 2574290631Savos goto end_run; 2575290631Savos } 2576290631Savos 2577251538Srpaulo /* Set media status to 'Associated'. */ 2578290631Savos urtwn_set_mode(sc, mode); 2579251538Srpaulo 2580251538Srpaulo /* Set BSSID. */ 2581298359Savos urtwn_write_4(sc, R92C_BSSID + 0, le32dec(&ni->ni_bssid[0])); 2582298359Savos urtwn_write_4(sc, R92C_BSSID + 4, le16dec(&ni->ni_bssid[4])); 2583251538Srpaulo 2584251538Srpaulo if (ic->ic_curmode == IEEE80211_MODE_11B) 2585251538Srpaulo urtwn_write_1(sc, R92C_INIRTS_RATE_SEL, 0); 2586251538Srpaulo else /* 802.11b/g */ 2587251538Srpaulo urtwn_write_1(sc, R92C_INIRTS_RATE_SEL, 3); 2588251538Srpaulo 2589251538Srpaulo /* Enable Rx of data frames. */ 2590251538Srpaulo urtwn_write_2(sc, R92C_RXFLTMAP2, 0xffff); 2591251538Srpaulo 2592251538Srpaulo /* Flush all AC queues. */ 2593251538Srpaulo urtwn_write_1(sc, R92C_TXPAUSE, 0); 2594251538Srpaulo 2595251538Srpaulo /* Set beacon interval. */ 2596251538Srpaulo urtwn_write_2(sc, R92C_BCN_INTERVAL, ni->ni_intval); 2597251538Srpaulo 2598251538Srpaulo /* Allow Rx from our BSSID only. */ 2599290564Savos if (ic->ic_promisc == 0) { 2600290631Savos reg = urtwn_read_4(sc, R92C_RCR); 2601290631Savos 2602290631Savos if (vap->iv_opmode != IEEE80211_M_HOSTAP) 2603290631Savos reg |= R92C_RCR_CBSSID_DATA; 2604290651Savos if (vap->iv_opmode != IEEE80211_M_IBSS) 2605290651Savos reg |= R92C_RCR_CBSSID_BCN; 2606290631Savos 2607290631Savos urtwn_write_4(sc, R92C_RCR, reg); 2608290564Savos } 2609251538Srpaulo 2610290651Savos if (vap->iv_opmode == IEEE80211_M_HOSTAP || 2611290651Savos vap->iv_opmode == IEEE80211_M_IBSS) { 2612290631Savos error = urtwn_setup_beacon(sc, ni); 2613290631Savos if (error != 0) { 2614290631Savos device_printf(sc->sc_dev, 2615290631Savos "unable to push beacon into the chip, " 2616290631Savos "error %d\n", error); 2617290631Savos goto end_run; 2618290631Savos } 2619290631Savos } 2620290631Savos 2621251538Srpaulo /* Enable TSF synchronization. */ 2622290631Savos urtwn_tsf_sync_enable(sc, vap); 2623251538Srpaulo 2624251538Srpaulo urtwn_write_1(sc, R92C_SIFS_CCK + 1, 10); 2625251538Srpaulo urtwn_write_1(sc, R92C_SIFS_OFDM + 1, 10); 2626251538Srpaulo urtwn_write_1(sc, R92C_SPEC_SIFS + 1, 10); 2627251538Srpaulo urtwn_write_1(sc, R92C_MAC_SPEC_SIFS + 1, 10); 2628251538Srpaulo urtwn_write_1(sc, R92C_R2T_SIFS + 1, 10); 2629251538Srpaulo urtwn_write_1(sc, R92C_T2T_SIFS + 1, 10); 2630251538Srpaulo 2631251538Srpaulo /* Intialize rate adaptation. */ 2632292167Savos if (!(sc->chip & URTWN_CHIP_88E)) 2633264912Skevlo urtwn_ra_init(sc); 2634251538Srpaulo /* Turn link LED on. */ 2635251538Srpaulo urtwn_set_led(sc, URTWN_LED_LINK, 1); 2636251538Srpaulo 2637251538Srpaulo sc->avg_pwdb = -1; /* Reset average RSSI. */ 2638251538Srpaulo /* Reset temperature calibration state machine. */ 2639294473Savos sc->sc_flags &= ~URTWN_TEMP_MEASURED; 2640251538Srpaulo sc->thcal_lctemp = 0; 2641294473Savos /* Start periodic calibration. */ 2642294473Savos callout_reset(&sc->sc_calib_to, 2*hz, urtwn_calib_to, sc); 2643290631Savos 2644290631Savosend_run: 2645251538Srpaulo ieee80211_free_node(ni); 2646251538Srpaulo break; 2647251538Srpaulo default: 2648251538Srpaulo break; 2649251538Srpaulo } 2650290631Savos 2651251538Srpaulo URTWN_UNLOCK(sc); 2652251538Srpaulo IEEE80211_LOCK(ic); 2653290631Savos return (error != 0 ? error : uvp->newstate(vap, nstate, arg)); 2654251538Srpaulo} 2655251538Srpaulo 2656251538Srpaulostatic void 2657294473Savosurtwn_calib_to(void *arg) 2658294473Savos{ 2659294473Savos struct urtwn_softc *sc = arg; 2660294473Savos 2661294473Savos /* Do it in a process context. */ 2662294473Savos urtwn_cmd_sleepable(sc, NULL, 0, urtwn_calib_cb); 2663294473Savos} 2664294473Savos 2665294473Savosstatic void 2666294473Savosurtwn_calib_cb(struct urtwn_softc *sc, union sec_param *data) 2667294473Savos{ 2668294473Savos /* Do temperature compensation. */ 2669294473Savos urtwn_temp_calib(sc); 2670294473Savos 2671294473Savos if ((urtwn_read_1(sc, R92C_MSR) & R92C_MSR_MASK) != R92C_MSR_NOLINK) 2672294473Savos callout_reset(&sc->sc_calib_to, 2*hz, urtwn_calib_to, sc); 2673294473Savos} 2674294473Savos 2675294473Savosstatic void 2676251538Srpaulourtwn_watchdog(void *arg) 2677251538Srpaulo{ 2678251538Srpaulo struct urtwn_softc *sc = arg; 2679251538Srpaulo 2680251538Srpaulo if (sc->sc_txtimer > 0) { 2681251538Srpaulo if (--sc->sc_txtimer == 0) { 2682251538Srpaulo device_printf(sc->sc_dev, "device timeout\n"); 2683287197Sglebius counter_u64_add(sc->sc_ic.ic_oerrors, 1); 2684251538Srpaulo return; 2685251538Srpaulo } 2686251538Srpaulo callout_reset(&sc->sc_watchdog_ch, hz, urtwn_watchdog, sc); 2687251538Srpaulo } 2688251538Srpaulo} 2689251538Srpaulo 2690251538Srpaulostatic void 2691251538Srpaulourtwn_update_avgrssi(struct urtwn_softc *sc, int rate, int8_t rssi) 2692251538Srpaulo{ 2693251538Srpaulo int pwdb; 2694251538Srpaulo 2695251538Srpaulo /* Convert antenna signal to percentage. */ 2696251538Srpaulo if (rssi <= -100 || rssi >= 20) 2697251538Srpaulo pwdb = 0; 2698251538Srpaulo else if (rssi >= 0) 2699251538Srpaulo pwdb = 100; 2700251538Srpaulo else 2701251538Srpaulo pwdb = 100 + rssi; 2702264912Skevlo if (!(sc->chip & URTWN_CHIP_88E)) { 2703289758Savos if (rate <= URTWN_RIDX_CCK11) { 2704264912Skevlo /* CCK gain is smaller than OFDM/MCS gain. */ 2705264912Skevlo pwdb += 6; 2706264912Skevlo if (pwdb > 100) 2707264912Skevlo pwdb = 100; 2708264912Skevlo if (pwdb <= 14) 2709264912Skevlo pwdb -= 4; 2710264912Skevlo else if (pwdb <= 26) 2711264912Skevlo pwdb -= 8; 2712264912Skevlo else if (pwdb <= 34) 2713264912Skevlo pwdb -= 6; 2714264912Skevlo else if (pwdb <= 42) 2715264912Skevlo pwdb -= 2; 2716264912Skevlo } 2717251538Srpaulo } 2718251538Srpaulo if (sc->avg_pwdb == -1) /* Init. */ 2719251538Srpaulo sc->avg_pwdb = pwdb; 2720251538Srpaulo else if (sc->avg_pwdb < pwdb) 2721251538Srpaulo sc->avg_pwdb = ((sc->avg_pwdb * 19 + pwdb) / 20) + 1; 2722251538Srpaulo else 2723251538Srpaulo sc->avg_pwdb = ((sc->avg_pwdb * 19 + pwdb) / 20); 2724297175Sadrian URTWN_DPRINTF(sc, URTWN_DEBUG_RSSI, "%s: PWDB %d, EMA %d\n", __func__, 2725294471Savos pwdb, sc->avg_pwdb); 2726251538Srpaulo} 2727251538Srpaulo 2728251538Srpaulostatic int8_t 2729251538Srpaulourtwn_get_rssi(struct urtwn_softc *sc, int rate, void *physt) 2730251538Srpaulo{ 2731251538Srpaulo static const int8_t cckoff[] = { 16, -12, -26, -46 }; 2732251538Srpaulo struct r92c_rx_phystat *phy; 2733251538Srpaulo struct r92c_rx_cck *cck; 2734251538Srpaulo uint8_t rpt; 2735251538Srpaulo int8_t rssi; 2736251538Srpaulo 2737289758Savos if (rate <= URTWN_RIDX_CCK11) { 2738251538Srpaulo cck = (struct r92c_rx_cck *)physt; 2739251538Srpaulo if (sc->sc_flags & URTWN_FLAG_CCK_HIPWR) { 2740251538Srpaulo rpt = (cck->agc_rpt >> 5) & 0x3; 2741251538Srpaulo rssi = (cck->agc_rpt & 0x1f) << 1; 2742251538Srpaulo } else { 2743251538Srpaulo rpt = (cck->agc_rpt >> 6) & 0x3; 2744251538Srpaulo rssi = cck->agc_rpt & 0x3e; 2745251538Srpaulo } 2746251538Srpaulo rssi = cckoff[rpt] - rssi; 2747251538Srpaulo } else { /* OFDM/HT. */ 2748251538Srpaulo phy = (struct r92c_rx_phystat *)physt; 2749251538Srpaulo rssi = ((le32toh(phy->phydw1) >> 1) & 0x7f) - 110; 2750251538Srpaulo } 2751251538Srpaulo return (rssi); 2752251538Srpaulo} 2753251538Srpaulo 2754264912Skevlostatic int8_t 2755264912Skevlourtwn_r88e_get_rssi(struct urtwn_softc *sc, int rate, void *physt) 2756264912Skevlo{ 2757264912Skevlo struct r92c_rx_phystat *phy; 2758264912Skevlo struct r88e_rx_cck *cck; 2759264912Skevlo uint8_t cck_agc_rpt, lna_idx, vga_idx; 2760264912Skevlo int8_t rssi; 2761264912Skevlo 2762264972Skevlo rssi = 0; 2763289758Savos if (rate <= URTWN_RIDX_CCK11) { 2764264912Skevlo cck = (struct r88e_rx_cck *)physt; 2765264912Skevlo cck_agc_rpt = cck->agc_rpt; 2766264912Skevlo lna_idx = (cck_agc_rpt & 0xe0) >> 5; 2767281069Srpaulo vga_idx = cck_agc_rpt & 0x1f; 2768264912Skevlo switch (lna_idx) { 2769264912Skevlo case 7: 2770264912Skevlo if (vga_idx <= 27) 2771264912Skevlo rssi = -100 + 2* (27 - vga_idx); 2772264912Skevlo else 2773264912Skevlo rssi = -100; 2774264912Skevlo break; 2775264912Skevlo case 6: 2776264912Skevlo rssi = -48 + 2 * (2 - vga_idx); 2777264912Skevlo break; 2778264912Skevlo case 5: 2779264912Skevlo rssi = -42 + 2 * (7 - vga_idx); 2780264912Skevlo break; 2781264912Skevlo case 4: 2782264912Skevlo rssi = -36 + 2 * (7 - vga_idx); 2783264912Skevlo break; 2784264912Skevlo case 3: 2785264912Skevlo rssi = -24 + 2 * (7 - vga_idx); 2786264912Skevlo break; 2787264912Skevlo case 2: 2788264912Skevlo rssi = -12 + 2 * (5 - vga_idx); 2789264912Skevlo break; 2790264912Skevlo case 1: 2791264912Skevlo rssi = 8 - (2 * vga_idx); 2792264912Skevlo break; 2793264912Skevlo case 0: 2794264912Skevlo rssi = 14 - (2 * vga_idx); 2795264912Skevlo break; 2796264912Skevlo } 2797264912Skevlo rssi += 6; 2798264912Skevlo } else { /* OFDM/HT. */ 2799264912Skevlo phy = (struct r92c_rx_phystat *)physt; 2800264912Skevlo rssi = ((le32toh(phy->phydw1) >> 1) & 0x7f) - 110; 2801264912Skevlo } 2802264912Skevlo return (rssi); 2803264912Skevlo} 2804264912Skevlo 2805292167Savosstatic __inline uint8_t 2806292167Savosrate2ridx(uint8_t rate) 2807292167Savos{ 2808297175Sadrian if (rate & IEEE80211_RATE_MCS) { 2809297175Sadrian /* 11n rates start at idx 12 */ 2810297175Sadrian return ((rate & 0xf) + 12); 2811297175Sadrian } 2812292167Savos switch (rate) { 2813297175Sadrian /* 11g */ 2814292167Savos case 12: return 4; 2815292167Savos case 18: return 5; 2816292167Savos case 24: return 6; 2817292167Savos case 36: return 7; 2818292167Savos case 48: return 8; 2819292167Savos case 72: return 9; 2820292167Savos case 96: return 10; 2821292167Savos case 108: return 11; 2822297175Sadrian /* 11b */ 2823292167Savos case 2: return 0; 2824292167Savos case 4: return 1; 2825292167Savos case 11: return 2; 2826292167Savos case 22: return 3; 2827292167Savos default: return 0; 2828292167Savos } 2829292167Savos} 2830292167Savos 2831251538Srpaulostatic int 2832290630Savosurtwn_tx_data(struct urtwn_softc *sc, struct ieee80211_node *ni, 2833290630Savos struct mbuf *m, struct urtwn_data *data) 2834251538Srpaulo{ 2835292167Savos const struct ieee80211_txparam *tp; 2836287197Sglebius struct ieee80211com *ic = &sc->sc_ic; 2837251538Srpaulo struct ieee80211vap *vap = ni->ni_vap; 2838292167Savos struct ieee80211_key *k = NULL; 2839292167Savos struct ieee80211_channel *chan; 2840292167Savos struct ieee80211_frame *wh; 2841251538Srpaulo struct r92c_tx_desc *txd; 2842292167Savos uint8_t macid, raid, rate, ridx, subtype, type, tid, qsel; 2843292014Savos int hasqos, ismcast; 2844251538Srpaulo 2845251538Srpaulo URTWN_ASSERT_LOCKED(sc); 2846251538Srpaulo 2847251538Srpaulo /* 2848251538Srpaulo * Software crypto. 2849251538Srpaulo */ 2850290630Savos wh = mtod(m, struct ieee80211_frame *); 2851264912Skevlo type = wh->i_fc[0] & IEEE80211_FC0_TYPE_MASK; 2852290630Savos subtype = wh->i_fc[0] & IEEE80211_FC0_SUBTYPE_MASK; 2853292014Savos hasqos = IEEE80211_QOS_HAS_SEQ(wh); 2854290630Savos ismcast = IEEE80211_IS_MULTICAST(wh->i_addr1); 2855264912Skevlo 2856292014Savos /* Select TX ring for this frame. */ 2857292014Savos if (hasqos) { 2858292014Savos tid = ((const struct ieee80211_qosframe *)wh)->i_qos[0]; 2859292014Savos tid &= IEEE80211_QOS_TID; 2860292014Savos } else 2861292014Savos tid = 0; 2862292014Savos 2863292167Savos chan = (ni->ni_chan != IEEE80211_CHAN_ANYC) ? 2864292167Savos ni->ni_chan : ic->ic_curchan; 2865292167Savos tp = &vap->iv_txparms[ieee80211_chan2mode(chan)]; 2866292167Savos 2867292167Savos /* Choose a TX rate index. */ 2868292167Savos if (type == IEEE80211_FC0_TYPE_MGT) 2869292167Savos rate = tp->mgmtrate; 2870292167Savos else if (ismcast) 2871292167Savos rate = tp->mcastrate; 2872292167Savos else if (tp->ucastrate != IEEE80211_FIXED_RATE_NONE) 2873292167Savos rate = tp->ucastrate; 2874292167Savos else if (m->m_flags & M_EAPOL) 2875292167Savos rate = tp->mgmtrate; 2876292167Savos else { 2877292167Savos if (URTWN_CHIP_HAS_RATECTL(sc)) { 2878292167Savos /* XXX pass pktlen */ 2879292167Savos (void) ieee80211_ratectl_rate(ni, NULL, 0); 2880292167Savos rate = ni->ni_txrate; 2881292167Savos } else { 2882297175Sadrian /* XXX TODO: drop the default rate for 11b/11g? */ 2883297175Sadrian if (ni->ni_flags & IEEE80211_NODE_HT) 2884297175Sadrian rate = IEEE80211_RATE_MCS | 0x4; /* MCS4 */ 2885297175Sadrian else if (ic->ic_curmode != IEEE80211_MODE_11B) 2886292167Savos rate = 108; 2887292167Savos else 2888292167Savos rate = 22; 2889292167Savos } 2890292167Savos } 2891292167Savos 2892297175Sadrian /* 2893297175Sadrian * XXX TODO: this should be per-node, for 11b versus 11bg 2894297175Sadrian * nodes in hostap mode 2895297175Sadrian */ 2896292167Savos ridx = rate2ridx(rate); 2897297175Sadrian if (ni->ni_flags & IEEE80211_NODE_HT) 2898297175Sadrian raid = R92C_RAID_11GN; 2899297175Sadrian else if (ic->ic_curmode != IEEE80211_MODE_11B) 2900292167Savos raid = R92C_RAID_11BG; 2901292167Savos else 2902292167Savos raid = R92C_RAID_11B; 2903292167Savos 2904260444Skevlo if (wh->i_fc[1] & IEEE80211_FC1_PROTECTED) { 2905290630Savos k = ieee80211_crypto_encap(ni, m); 2906251538Srpaulo if (k == NULL) { 2907251538Srpaulo device_printf(sc->sc_dev, 2908251538Srpaulo "ieee80211_crypto_encap returns NULL.\n"); 2909251538Srpaulo return (ENOBUFS); 2910251538Srpaulo } 2911251538Srpaulo 2912251538Srpaulo /* in case packet header moved, reset pointer */ 2913290630Savos wh = mtod(m, struct ieee80211_frame *); 2914251538Srpaulo } 2915281069Srpaulo 2916251538Srpaulo /* Fill Tx descriptor. */ 2917251538Srpaulo txd = (struct r92c_tx_desc *)data->buf; 2918251538Srpaulo memset(txd, 0, sizeof(*txd)); 2919251538Srpaulo 2920251538Srpaulo txd->txdw0 |= htole32( 2921251538Srpaulo SM(R92C_TXDW0_OFFSET, sizeof(*txd)) | 2922251538Srpaulo R92C_TXDW0_OWN | R92C_TXDW0_FSG | R92C_TXDW0_LSG); 2923290630Savos if (ismcast) 2924251538Srpaulo txd->txdw0 |= htole32(R92C_TXDW0_BMCAST); 2925290630Savos 2926290630Savos if (!ismcast) { 2927292167Savos if (sc->chip & URTWN_CHIP_88E) { 2928292167Savos struct urtwn_node *un = URTWN_NODE(ni); 2929292167Savos macid = un->id; 2930292167Savos } else 2931292167Savos macid = URTWN_MACID_BSS; 2932290630Savos 2933290630Savos if (type == IEEE80211_FC0_TYPE_DATA) { 2934292014Savos qsel = tid % URTWN_MAX_TID; 2935290630Savos 2936292167Savos if (sc->chip & URTWN_CHIP_88E) { 2937292167Savos txd->txdw2 |= htole32( 2938292167Savos R88E_TXDW2_AGGBK | 2939292167Savos R88E_TXDW2_CCX_RPT); 2940292167Savos } else 2941290630Savos txd->txdw1 |= htole32(R92C_TXDW1_AGGBK); 2942290630Savos 2943297175Sadrian /* protmode, non-HT */ 2944297175Sadrian /* XXX TODO: noack frames? */ 2945297175Sadrian if ((rate & 0x80) == 0 && 2946297175Sadrian (ic->ic_flags & IEEE80211_F_USEPROT)) { 2947290630Savos switch (ic->ic_protmode) { 2948290630Savos case IEEE80211_PROT_CTSONLY: 2949290630Savos txd->txdw4 |= htole32( 2950290630Savos R92C_TXDW4_CTS2SELF | 2951290630Savos R92C_TXDW4_HWRTSEN); 2952290630Savos break; 2953290630Savos case IEEE80211_PROT_RTSCTS: 2954290630Savos txd->txdw4 |= htole32( 2955290630Savos R92C_TXDW4_RTSEN | 2956290630Savos R92C_TXDW4_HWRTSEN); 2957290630Savos break; 2958290630Savos default: 2959290630Savos break; 2960290630Savos } 2961290630Savos } 2962297175Sadrian 2963297175Sadrian /* protmode, HT */ 2964297175Sadrian /* XXX TODO: noack frames? */ 2965297175Sadrian if ((rate & 0x80) && 2966297175Sadrian (ic->ic_htprotmode == IEEE80211_PROT_RTSCTS)) { 2967297175Sadrian txd->txdw4 |= htole32( 2968297175Sadrian R92C_TXDW4_RTSEN | 2969297175Sadrian R92C_TXDW4_HWRTSEN); 2970297175Sadrian } 2971297175Sadrian 2972297175Sadrian /* XXX TODO: rtsrate is configurable? 24mbit may 2973297175Sadrian * be a bit high for RTS rate? */ 2974290630Savos txd->txdw4 |= htole32(SM(R92C_TXDW4_RTSRATE, 2975290630Savos URTWN_RIDX_OFDM24)); 2976297175Sadrian 2977290630Savos txd->txdw5 |= htole32(0x0001ff00); 2978290630Savos } else /* IEEE80211_FC0_TYPE_MGT */ 2979290630Savos qsel = R92C_TXDW1_QSEL_MGNT; 2980251538Srpaulo } else { 2981290630Savos macid = URTWN_MACID_BC; 2982290630Savos qsel = R92C_TXDW1_QSEL_MGNT; 2983290630Savos } 2984251538Srpaulo 2985290630Savos txd->txdw1 |= htole32( 2986290630Savos SM(R92C_TXDW1_QSEL, qsel) | 2987290630Savos SM(R92C_TXDW1_RAID, raid)); 2988290630Savos 2989297175Sadrian /* XXX TODO: 40MHZ flag? */ 2990297175Sadrian /* XXX TODO: AMPDU flag? (AGG_ENABLE or AGG_BREAK?) Density shift? */ 2991297175Sadrian /* XXX Short preamble? */ 2992297175Sadrian /* XXX Short-GI? */ 2993297175Sadrian 2994290630Savos if (sc->chip & URTWN_CHIP_88E) 2995290630Savos txd->txdw1 |= htole32(SM(R88E_TXDW1_MACID, macid)); 2996290630Savos else 2997290630Savos txd->txdw1 |= htole32(SM(R92C_TXDW1_MACID, macid)); 2998290630Savos 2999290630Savos txd->txdw5 |= htole32(SM(R92C_TXDW5_DATARATE, ridx)); 3000297175Sadrian 3001291858Savos /* Force this rate if needed. */ 3002292167Savos if (URTWN_CHIP_HAS_RATECTL(sc) || ismcast || 3003297175Sadrian (tp->ucastrate != IEEE80211_FIXED_RATE_NONE) || 3004292167Savos (m->m_flags & M_EAPOL) || type != IEEE80211_FC0_TYPE_DATA) 3005251538Srpaulo txd->txdw4 |= htole32(R92C_TXDW4_DRVRATE); 3006251538Srpaulo 3007292014Savos if (!hasqos) { 3008251538Srpaulo /* Use HW sequence numbering for non-QoS frames. */ 3009291858Savos if (sc->chip & URTWN_CHIP_88E) 3010291858Savos txd->txdseq = htole16(R88E_TXDSEQ_HWSEQ_EN); 3011291858Savos else 3012291858Savos txd->txdw4 |= htole32(R92C_TXDW4_HWSEQ_EN); 3013290630Savos } else { 3014290630Savos /* Set sequence number. */ 3015290630Savos txd->txdseq = htole16(M_SEQNO_GET(m) % IEEE80211_SEQ_RANGE); 3016290630Savos } 3017251538Srpaulo 3018292175Savos if (k != NULL && !(k->wk_flags & IEEE80211_KEY_SWCRYPT)) { 3019292175Savos uint8_t cipher; 3020292175Savos 3021292175Savos switch (k->wk_cipher->ic_cipher) { 3022292175Savos case IEEE80211_CIPHER_WEP: 3023292175Savos case IEEE80211_CIPHER_TKIP: 3024292175Savos cipher = R92C_TXDW1_CIPHER_RC4; 3025292175Savos break; 3026292175Savos case IEEE80211_CIPHER_AES_CCM: 3027292175Savos cipher = R92C_TXDW1_CIPHER_AES; 3028292175Savos break; 3029292175Savos default: 3030292175Savos device_printf(sc->sc_dev, "%s: unknown cipher %d\n", 3031292175Savos __func__, k->wk_cipher->ic_cipher); 3032292175Savos return (EINVAL); 3033292175Savos } 3034292175Savos 3035292175Savos txd->txdw1 |= htole32(SM(R92C_TXDW1_CIPHER, cipher)); 3036292175Savos } 3037292175Savos 3038251538Srpaulo if (ieee80211_radiotap_active_vap(vap)) { 3039251538Srpaulo struct urtwn_tx_radiotap_header *tap = &sc->sc_txtap; 3040251538Srpaulo 3041251538Srpaulo tap->wt_flags = 0; 3042290630Savos if (k != NULL) 3043290630Savos tap->wt_flags |= IEEE80211_RADIOTAP_F_WEP; 3044290630Savos ieee80211_radiotap_tx(vap, m); 3045251538Srpaulo } 3046251538Srpaulo 3047290630Savos data->ni = ni; 3048251538Srpaulo 3049290630Savos urtwn_tx_start(sc, m, type, data); 3050290630Savos 3051290630Savos return (0); 3052290630Savos} 3053290630Savos 3054292221Savosstatic int 3055292221Savosurtwn_tx_raw(struct urtwn_softc *sc, struct ieee80211_node *ni, 3056292221Savos struct mbuf *m, struct urtwn_data *data, 3057292221Savos const struct ieee80211_bpf_params *params) 3058292221Savos{ 3059292221Savos struct ieee80211vap *vap = ni->ni_vap; 3060292221Savos struct ieee80211_key *k = NULL; 3061292221Savos struct ieee80211_frame *wh; 3062292221Savos struct r92c_tx_desc *txd; 3063292221Savos uint8_t cipher, ridx, type; 3064292221Savos 3065292221Savos /* Encrypt the frame if need be. */ 3066292221Savos cipher = R92C_TXDW1_CIPHER_NONE; 3067292221Savos if (params->ibp_flags & IEEE80211_BPF_CRYPTO) { 3068292221Savos /* Retrieve key for TX. */ 3069292221Savos k = ieee80211_crypto_encap(ni, m); 3070292221Savos if (k == NULL) 3071292221Savos return (ENOBUFS); 3072292221Savos 3073292221Savos if (!(k->wk_flags & IEEE80211_KEY_SWCRYPT)) { 3074292221Savos switch (k->wk_cipher->ic_cipher) { 3075292221Savos case IEEE80211_CIPHER_WEP: 3076292221Savos case IEEE80211_CIPHER_TKIP: 3077292221Savos cipher = R92C_TXDW1_CIPHER_RC4; 3078292221Savos break; 3079292221Savos case IEEE80211_CIPHER_AES_CCM: 3080292221Savos cipher = R92C_TXDW1_CIPHER_AES; 3081292221Savos break; 3082292221Savos default: 3083292221Savos device_printf(sc->sc_dev, 3084292221Savos "%s: unknown cipher %d\n", 3085292221Savos __func__, k->wk_cipher->ic_cipher); 3086292221Savos return (EINVAL); 3087292221Savos } 3088292221Savos } 3089292221Savos } 3090292221Savos 3091297175Sadrian /* XXX TODO: 11n checks, matching urtwn_tx_data() */ 3092297175Sadrian 3093292221Savos wh = mtod(m, struct ieee80211_frame *); 3094292221Savos type = wh->i_fc[0] & IEEE80211_FC0_TYPE_MASK; 3095292221Savos 3096292221Savos /* Fill Tx descriptor. */ 3097292221Savos txd = (struct r92c_tx_desc *)data->buf; 3098292221Savos memset(txd, 0, sizeof(*txd)); 3099292221Savos 3100292221Savos txd->txdw0 |= htole32( 3101292221Savos SM(R92C_TXDW0_OFFSET, sizeof(*txd)) | 3102292221Savos R92C_TXDW0_OWN | R92C_TXDW0_FSG | R92C_TXDW0_LSG); 3103292221Savos if (IEEE80211_IS_MULTICAST(wh->i_addr1)) 3104292221Savos txd->txdw0 |= htole32(R92C_TXDW0_BMCAST); 3105292221Savos 3106292221Savos if (params->ibp_flags & IEEE80211_BPF_RTS) 3107292221Savos txd->txdw4 |= htole32(R92C_TXDW4_RTSEN); 3108292221Savos if (params->ibp_flags & IEEE80211_BPF_CTS) 3109292221Savos txd->txdw4 |= htole32(R92C_TXDW4_CTS2SELF); 3110292221Savos if (txd->txdw4 & htole32(R92C_TXDW4_RTSEN | R92C_TXDW4_CTS2SELF)) { 3111292221Savos txd->txdw4 |= htole32(R92C_TXDW4_HWRTSEN); 3112292221Savos txd->txdw4 |= htole32(SM(R92C_TXDW4_RTSRATE, 3113292221Savos URTWN_RIDX_OFDM24)); 3114292221Savos } 3115292221Savos 3116292221Savos if (sc->chip & URTWN_CHIP_88E) 3117292221Savos txd->txdw1 |= htole32(SM(R88E_TXDW1_MACID, URTWN_MACID_BC)); 3118292221Savos else 3119292221Savos txd->txdw1 |= htole32(SM(R92C_TXDW1_MACID, URTWN_MACID_BC)); 3120292221Savos 3121297175Sadrian /* XXX TODO: rate index/config (RAID) for 11n? */ 3122292221Savos txd->txdw1 |= htole32(SM(R92C_TXDW1_QSEL, R92C_TXDW1_QSEL_MGNT)); 3123292221Savos txd->txdw1 |= htole32(SM(R92C_TXDW1_CIPHER, cipher)); 3124292221Savos 3125292221Savos /* Choose a TX rate index. */ 3126292221Savos ridx = rate2ridx(params->ibp_rate0); 3127292221Savos txd->txdw5 |= htole32(SM(R92C_TXDW5_DATARATE, ridx)); 3128292221Savos txd->txdw5 |= htole32(0x0001ff00); 3129292221Savos txd->txdw4 |= htole32(R92C_TXDW4_DRVRATE); 3130292221Savos 3131292221Savos if (!IEEE80211_QOS_HAS_SEQ(wh)) { 3132292221Savos /* Use HW sequence numbering for non-QoS frames. */ 3133292221Savos if (sc->chip & URTWN_CHIP_88E) 3134292221Savos txd->txdseq = htole16(R88E_TXDSEQ_HWSEQ_EN); 3135292221Savos else 3136292221Savos txd->txdw4 |= htole32(R92C_TXDW4_HWSEQ_EN); 3137292221Savos } else { 3138292221Savos /* Set sequence number. */ 3139292221Savos txd->txdseq = htole16(M_SEQNO_GET(m) % IEEE80211_SEQ_RANGE); 3140292221Savos } 3141292221Savos 3142292221Savos if (ieee80211_radiotap_active_vap(vap)) { 3143292221Savos struct urtwn_tx_radiotap_header *tap = &sc->sc_txtap; 3144292221Savos 3145292221Savos tap->wt_flags = 0; 3146292221Savos if (k != NULL) 3147292221Savos tap->wt_flags |= IEEE80211_RADIOTAP_F_WEP; 3148292221Savos ieee80211_radiotap_tx(vap, m); 3149292221Savos } 3150292221Savos 3151292221Savos data->ni = ni; 3152292221Savos 3153292221Savos urtwn_tx_start(sc, m, type, data); 3154292221Savos 3155292221Savos return (0); 3156292221Savos} 3157292221Savos 3158290630Savosstatic void 3159290630Savosurtwn_tx_start(struct urtwn_softc *sc, struct mbuf *m, uint8_t type, 3160290630Savos struct urtwn_data *data) 3161290630Savos{ 3162290630Savos struct usb_xfer *xfer; 3163290630Savos struct r92c_tx_desc *txd; 3164290630Savos uint16_t ac, sum; 3165290630Savos int i, xferlen; 3166290630Savos 3167290630Savos URTWN_ASSERT_LOCKED(sc); 3168290630Savos 3169290630Savos ac = M_WME_GETAC(m); 3170290630Savos 3171290630Savos switch (type) { 3172290630Savos case IEEE80211_FC0_TYPE_CTL: 3173290630Savos case IEEE80211_FC0_TYPE_MGT: 3174290630Savos xfer = sc->sc_xfer[URTWN_BULK_TX_VO]; 3175290630Savos break; 3176290630Savos default: 3177292014Savos xfer = sc->sc_xfer[wme2queue[ac].qid]; 3178290630Savos break; 3179290630Savos } 3180290630Savos 3181290630Savos txd = (struct r92c_tx_desc *)data->buf; 3182290630Savos txd->txdw0 |= htole32(SM(R92C_TXDW0_PKTLEN, m->m_pkthdr.len)); 3183290630Savos 3184290630Savos /* Compute Tx descriptor checksum. */ 3185290630Savos sum = 0; 3186290630Savos for (i = 0; i < sizeof(*txd) / 2; i++) 3187290630Savos sum ^= ((uint16_t *)txd)[i]; 3188290630Savos txd->txdsum = sum; /* NB: already little endian. */ 3189290630Savos 3190290630Savos xferlen = sizeof(*txd) + m->m_pkthdr.len; 3191290630Savos m_copydata(m, 0, m->m_pkthdr.len, (caddr_t)&txd[1]); 3192290630Savos 3193251538Srpaulo data->buflen = xferlen; 3194290630Savos data->m = m; 3195251538Srpaulo 3196251538Srpaulo STAILQ_INSERT_TAIL(&sc->sc_tx_pending, data, next); 3197251538Srpaulo usbd_transfer_start(xfer); 3198251538Srpaulo} 3199251538Srpaulo 3200287197Sglebiusstatic int 3201287197Sglebiusurtwn_transmit(struct ieee80211com *ic, struct mbuf *m) 3202251538Srpaulo{ 3203287197Sglebius struct urtwn_softc *sc = ic->ic_softc; 3204287197Sglebius int error; 3205261863Srpaulo 3206261863Srpaulo URTWN_LOCK(sc); 3207287197Sglebius if ((sc->sc_flags & URTWN_RUNNING) == 0) { 3208287197Sglebius URTWN_UNLOCK(sc); 3209287197Sglebius return (ENXIO); 3210287197Sglebius } 3211287197Sglebius error = mbufq_enqueue(&sc->sc_snd, m); 3212287197Sglebius if (error) { 3213287197Sglebius URTWN_UNLOCK(sc); 3214287197Sglebius return (error); 3215287197Sglebius } 3216287197Sglebius urtwn_start(sc); 3217261863Srpaulo URTWN_UNLOCK(sc); 3218287197Sglebius 3219287197Sglebius return (0); 3220261863Srpaulo} 3221261863Srpaulo 3222261863Srpaulostatic void 3223287197Sglebiusurtwn_start(struct urtwn_softc *sc) 3224261863Srpaulo{ 3225251538Srpaulo struct ieee80211_node *ni; 3226251538Srpaulo struct mbuf *m; 3227251538Srpaulo struct urtwn_data *bf; 3228251538Srpaulo 3229261863Srpaulo URTWN_ASSERT_LOCKED(sc); 3230287197Sglebius while ((m = mbufq_dequeue(&sc->sc_snd)) != NULL) { 3231251538Srpaulo bf = urtwn_getbuf(sc); 3232251538Srpaulo if (bf == NULL) { 3233287197Sglebius mbufq_prepend(&sc->sc_snd, m); 3234251538Srpaulo break; 3235251538Srpaulo } 3236251538Srpaulo ni = (struct ieee80211_node *)m->m_pkthdr.rcvif; 3237251538Srpaulo m->m_pkthdr.rcvif = NULL; 3238297596Sadrian 3239297596Sadrian URTWN_DPRINTF(sc, URTWN_DEBUG_XMIT, "%s: called; m=%p\n", 3240297596Sadrian __func__, 3241297596Sadrian m); 3242297596Sadrian 3243290630Savos if (urtwn_tx_data(sc, ni, m, bf) != 0) { 3244287197Sglebius if_inc_counter(ni->ni_vap->iv_ifp, 3245287197Sglebius IFCOUNTER_OERRORS, 1); 3246251538Srpaulo STAILQ_INSERT_HEAD(&sc->sc_tx_inactive, bf, next); 3247288353Sadrian m_freem(m); 3248251538Srpaulo ieee80211_free_node(ni); 3249251538Srpaulo break; 3250251538Srpaulo } 3251251538Srpaulo sc->sc_txtimer = 5; 3252251538Srpaulo callout_reset(&sc->sc_watchdog_ch, hz, urtwn_watchdog, sc); 3253251538Srpaulo } 3254251538Srpaulo} 3255251538Srpaulo 3256287197Sglebiusstatic void 3257287197Sglebiusurtwn_parent(struct ieee80211com *ic) 3258251538Srpaulo{ 3259286949Sadrian struct urtwn_softc *sc = ic->ic_softc; 3260251538Srpaulo 3261263153Skevlo URTWN_LOCK(sc); 3262287197Sglebius if (sc->sc_flags & URTWN_DETACHED) { 3263287197Sglebius URTWN_UNLOCK(sc); 3264287197Sglebius return; 3265287197Sglebius } 3266291698Savos URTWN_UNLOCK(sc); 3267291698Savos 3268287197Sglebius if (ic->ic_nrunning > 0) { 3269291698Savos if (urtwn_init(sc) != 0) { 3270291698Savos struct ieee80211vap *vap = TAILQ_FIRST(&ic->ic_vaps); 3271291698Savos if (vap != NULL) 3272291698Savos ieee80211_stop(vap); 3273291698Savos } else 3274291698Savos ieee80211_start_all(ic); 3275291698Savos } else 3276287197Sglebius urtwn_stop(sc); 3277251538Srpaulo} 3278251538Srpaulo 3279264912Skevlostatic __inline int 3280251538Srpaulourtwn_power_on(struct urtwn_softc *sc) 3281251538Srpaulo{ 3282264912Skevlo 3283264912Skevlo return sc->sc_power_on(sc); 3284264912Skevlo} 3285264912Skevlo 3286264912Skevlostatic int 3287264912Skevlourtwn_r92c_power_on(struct urtwn_softc *sc) 3288264912Skevlo{ 3289251538Srpaulo uint32_t reg; 3290291698Savos usb_error_t error; 3291251538Srpaulo int ntries; 3292251538Srpaulo 3293251538Srpaulo /* Wait for autoload done bit. */ 3294251538Srpaulo for (ntries = 0; ntries < 1000; ntries++) { 3295251538Srpaulo if (urtwn_read_1(sc, R92C_APS_FSMCO) & R92C_APS_FSMCO_PFM_ALDN) 3296251538Srpaulo break; 3297266472Shselasky urtwn_ms_delay(sc); 3298251538Srpaulo } 3299251538Srpaulo if (ntries == 1000) { 3300251538Srpaulo device_printf(sc->sc_dev, 3301251538Srpaulo "timeout waiting for chip autoload\n"); 3302251538Srpaulo return (ETIMEDOUT); 3303251538Srpaulo } 3304251538Srpaulo 3305251538Srpaulo /* Unlock ISO/CLK/Power control register. */ 3306291698Savos error = urtwn_write_1(sc, R92C_RSV_CTRL, 0); 3307291698Savos if (error != USB_ERR_NORMAL_COMPLETION) 3308291698Savos return (EIO); 3309251538Srpaulo /* Move SPS into PWM mode. */ 3310291698Savos error = urtwn_write_1(sc, R92C_SPS0_CTRL, 0x2b); 3311291698Savos if (error != USB_ERR_NORMAL_COMPLETION) 3312291698Savos return (EIO); 3313266472Shselasky urtwn_ms_delay(sc); 3314251538Srpaulo 3315251538Srpaulo reg = urtwn_read_1(sc, R92C_LDOV12D_CTRL); 3316251538Srpaulo if (!(reg & R92C_LDOV12D_CTRL_LDV12_EN)) { 3317291698Savos error = urtwn_write_1(sc, R92C_LDOV12D_CTRL, 3318251538Srpaulo reg | R92C_LDOV12D_CTRL_LDV12_EN); 3319291698Savos if (error != USB_ERR_NORMAL_COMPLETION) 3320291698Savos return (EIO); 3321266472Shselasky urtwn_ms_delay(sc); 3322291698Savos error = urtwn_write_1(sc, R92C_SYS_ISO_CTRL, 3323251538Srpaulo urtwn_read_1(sc, R92C_SYS_ISO_CTRL) & 3324251538Srpaulo ~R92C_SYS_ISO_CTRL_MD2PP); 3325291698Savos if (error != USB_ERR_NORMAL_COMPLETION) 3326291698Savos return (EIO); 3327251538Srpaulo } 3328251538Srpaulo 3329251538Srpaulo /* Auto enable WLAN. */ 3330291698Savos error = urtwn_write_2(sc, R92C_APS_FSMCO, 3331251538Srpaulo urtwn_read_2(sc, R92C_APS_FSMCO) | R92C_APS_FSMCO_APFM_ONMAC); 3332291698Savos if (error != USB_ERR_NORMAL_COMPLETION) 3333291698Savos return (EIO); 3334251538Srpaulo for (ntries = 0; ntries < 1000; ntries++) { 3335262822Skevlo if (!(urtwn_read_2(sc, R92C_APS_FSMCO) & 3336262822Skevlo R92C_APS_FSMCO_APFM_ONMAC)) 3337251538Srpaulo break; 3338266472Shselasky urtwn_ms_delay(sc); 3339251538Srpaulo } 3340251538Srpaulo if (ntries == 1000) { 3341251538Srpaulo device_printf(sc->sc_dev, 3342251538Srpaulo "timeout waiting for MAC auto ON\n"); 3343251538Srpaulo return (ETIMEDOUT); 3344251538Srpaulo } 3345251538Srpaulo 3346251538Srpaulo /* Enable radio, GPIO and LED functions. */ 3347291698Savos error = urtwn_write_2(sc, R92C_APS_FSMCO, 3348251538Srpaulo R92C_APS_FSMCO_AFSM_HSUS | 3349251538Srpaulo R92C_APS_FSMCO_PDN_EN | 3350251538Srpaulo R92C_APS_FSMCO_PFM_ALDN); 3351291698Savos if (error != USB_ERR_NORMAL_COMPLETION) 3352291698Savos return (EIO); 3353251538Srpaulo /* Release RF digital isolation. */ 3354291698Savos error = urtwn_write_2(sc, R92C_SYS_ISO_CTRL, 3355251538Srpaulo urtwn_read_2(sc, R92C_SYS_ISO_CTRL) & ~R92C_SYS_ISO_CTRL_DIOR); 3356291698Savos if (error != USB_ERR_NORMAL_COMPLETION) 3357291698Savos return (EIO); 3358251538Srpaulo 3359251538Srpaulo /* Initialize MAC. */ 3360291698Savos error = urtwn_write_1(sc, R92C_APSD_CTRL, 3361251538Srpaulo urtwn_read_1(sc, R92C_APSD_CTRL) & ~R92C_APSD_CTRL_OFF); 3362291698Savos if (error != USB_ERR_NORMAL_COMPLETION) 3363291698Savos return (EIO); 3364251538Srpaulo for (ntries = 0; ntries < 200; ntries++) { 3365251538Srpaulo if (!(urtwn_read_1(sc, R92C_APSD_CTRL) & 3366251538Srpaulo R92C_APSD_CTRL_OFF_STATUS)) 3367251538Srpaulo break; 3368266472Shselasky urtwn_ms_delay(sc); 3369251538Srpaulo } 3370251538Srpaulo if (ntries == 200) { 3371251538Srpaulo device_printf(sc->sc_dev, 3372251538Srpaulo "timeout waiting for MAC initialization\n"); 3373251538Srpaulo return (ETIMEDOUT); 3374251538Srpaulo } 3375251538Srpaulo 3376251538Srpaulo /* Enable MAC DMA/WMAC/SCHEDULE/SEC blocks. */ 3377251538Srpaulo reg = urtwn_read_2(sc, R92C_CR); 3378251538Srpaulo reg |= R92C_CR_HCI_TXDMA_EN | R92C_CR_HCI_RXDMA_EN | 3379251538Srpaulo R92C_CR_TXDMA_EN | R92C_CR_RXDMA_EN | R92C_CR_PROTOCOL_EN | 3380251538Srpaulo R92C_CR_SCHEDULE_EN | R92C_CR_MACTXEN | R92C_CR_MACRXEN | 3381251538Srpaulo R92C_CR_ENSEC; 3382291698Savos error = urtwn_write_2(sc, R92C_CR, reg); 3383291698Savos if (error != USB_ERR_NORMAL_COMPLETION) 3384291698Savos return (EIO); 3385251538Srpaulo 3386291698Savos error = urtwn_write_1(sc, 0xfe10, 0x19); 3387291698Savos if (error != USB_ERR_NORMAL_COMPLETION) 3388291698Savos return (EIO); 3389251538Srpaulo return (0); 3390251538Srpaulo} 3391251538Srpaulo 3392251538Srpaulostatic int 3393264912Skevlourtwn_r88e_power_on(struct urtwn_softc *sc) 3394264912Skevlo{ 3395264912Skevlo uint32_t reg; 3396291698Savos usb_error_t error; 3397264912Skevlo int ntries; 3398264912Skevlo 3399264912Skevlo /* Wait for power ready bit. */ 3400264912Skevlo for (ntries = 0; ntries < 5000; ntries++) { 3401281918Skevlo if (urtwn_read_4(sc, R92C_APS_FSMCO) & R92C_APS_FSMCO_SUS_HOST) 3402264912Skevlo break; 3403266472Shselasky urtwn_ms_delay(sc); 3404264912Skevlo } 3405264912Skevlo if (ntries == 5000) { 3406264912Skevlo device_printf(sc->sc_dev, 3407264912Skevlo "timeout waiting for chip power up\n"); 3408264912Skevlo return (ETIMEDOUT); 3409264912Skevlo } 3410264912Skevlo 3411264912Skevlo /* Reset BB. */ 3412291698Savos error = urtwn_write_1(sc, R92C_SYS_FUNC_EN, 3413264912Skevlo urtwn_read_1(sc, R92C_SYS_FUNC_EN) & ~(R92C_SYS_FUNC_EN_BBRSTB | 3414264912Skevlo R92C_SYS_FUNC_EN_BB_GLB_RST)); 3415291698Savos if (error != USB_ERR_NORMAL_COMPLETION) 3416291698Savos return (EIO); 3417264912Skevlo 3418291698Savos error = urtwn_write_1(sc, R92C_AFE_XTAL_CTRL + 2, 3419281918Skevlo urtwn_read_1(sc, R92C_AFE_XTAL_CTRL + 2) | 0x80); 3420291698Savos if (error != USB_ERR_NORMAL_COMPLETION) 3421291698Savos return (EIO); 3422264912Skevlo 3423264912Skevlo /* Disable HWPDN. */ 3424291698Savos error = urtwn_write_2(sc, R92C_APS_FSMCO, 3425281918Skevlo urtwn_read_2(sc, R92C_APS_FSMCO) & ~R92C_APS_FSMCO_APDM_HPDN); 3426291698Savos if (error != USB_ERR_NORMAL_COMPLETION) 3427291698Savos return (EIO); 3428264912Skevlo 3429264912Skevlo /* Disable WL suspend. */ 3430291698Savos error = urtwn_write_2(sc, R92C_APS_FSMCO, 3431281918Skevlo urtwn_read_2(sc, R92C_APS_FSMCO) & 3432281918Skevlo ~(R92C_APS_FSMCO_AFSM_HSUS | R92C_APS_FSMCO_AFSM_PCIE)); 3433291698Savos if (error != USB_ERR_NORMAL_COMPLETION) 3434291698Savos return (EIO); 3435264912Skevlo 3436291698Savos error = urtwn_write_2(sc, R92C_APS_FSMCO, 3437281918Skevlo urtwn_read_2(sc, R92C_APS_FSMCO) | R92C_APS_FSMCO_APFM_ONMAC); 3438291698Savos if (error != USB_ERR_NORMAL_COMPLETION) 3439291698Savos return (EIO); 3440264912Skevlo for (ntries = 0; ntries < 5000; ntries++) { 3441281918Skevlo if (!(urtwn_read_2(sc, R92C_APS_FSMCO) & 3442281918Skevlo R92C_APS_FSMCO_APFM_ONMAC)) 3443264912Skevlo break; 3444266472Shselasky urtwn_ms_delay(sc); 3445264912Skevlo } 3446264912Skevlo if (ntries == 5000) 3447264912Skevlo return (ETIMEDOUT); 3448264912Skevlo 3449264912Skevlo /* Enable LDO normal mode. */ 3450291698Savos error = urtwn_write_1(sc, R92C_LPLDO_CTRL, 3451295874Savos urtwn_read_1(sc, R92C_LPLDO_CTRL) & ~R92C_LPLDO_CTRL_SLEEP); 3452291698Savos if (error != USB_ERR_NORMAL_COMPLETION) 3453291698Savos return (EIO); 3454264912Skevlo 3455264912Skevlo /* Enable MAC DMA/WMAC/SCHEDULE/SEC blocks. */ 3456291698Savos error = urtwn_write_2(sc, R92C_CR, 0); 3457291698Savos if (error != USB_ERR_NORMAL_COMPLETION) 3458291698Savos return (EIO); 3459264912Skevlo reg = urtwn_read_2(sc, R92C_CR); 3460264912Skevlo reg |= R92C_CR_HCI_TXDMA_EN | R92C_CR_HCI_RXDMA_EN | 3461264912Skevlo R92C_CR_TXDMA_EN | R92C_CR_RXDMA_EN | R92C_CR_PROTOCOL_EN | 3462264912Skevlo R92C_CR_SCHEDULE_EN | R92C_CR_ENSEC | R92C_CR_CALTMR_EN; 3463291698Savos error = urtwn_write_2(sc, R92C_CR, reg); 3464291698Savos if (error != USB_ERR_NORMAL_COMPLETION) 3465291698Savos return (EIO); 3466264912Skevlo 3467264912Skevlo return (0); 3468264912Skevlo} 3469264912Skevlo 3470295874Savosstatic __inline void 3471295874Savosurtwn_power_off(struct urtwn_softc *sc) 3472295874Savos{ 3473295874Savos 3474295874Savos return sc->sc_power_off(sc); 3475295874Savos} 3476295874Savos 3477295874Savosstatic void 3478295874Savosurtwn_r92c_power_off(struct urtwn_softc *sc) 3479295874Savos{ 3480295874Savos uint32_t reg; 3481295874Savos 3482295874Savos /* Block all Tx queues. */ 3483295874Savos urtwn_write_1(sc, R92C_TXPAUSE, R92C_TX_QUEUE_ALL); 3484295874Savos 3485295874Savos /* Disable RF */ 3486295874Savos urtwn_rf_write(sc, 0, 0, 0); 3487295874Savos 3488295874Savos urtwn_write_1(sc, R92C_APSD_CTRL, R92C_APSD_CTRL_OFF); 3489295874Savos 3490295874Savos /* Reset BB state machine */ 3491295874Savos urtwn_write_1(sc, R92C_SYS_FUNC_EN, 3492295874Savos R92C_SYS_FUNC_EN_USBD | R92C_SYS_FUNC_EN_USBA | 3493295874Savos R92C_SYS_FUNC_EN_BB_GLB_RST); 3494295874Savos urtwn_write_1(sc, R92C_SYS_FUNC_EN, 3495295874Savos R92C_SYS_FUNC_EN_USBD | R92C_SYS_FUNC_EN_USBA); 3496295874Savos 3497295874Savos /* 3498295874Savos * Reset digital sequence 3499295874Savos */ 3500295874Savos#ifndef URTWN_WITHOUT_UCODE 3501295874Savos if (urtwn_read_1(sc, R92C_MCUFWDL) & R92C_MCUFWDL_RDY) { 3502295874Savos /* Reset MCU ready status */ 3503295874Savos urtwn_write_1(sc, R92C_MCUFWDL, 0); 3504295874Savos 3505295874Savos /* If firmware in ram code, do reset */ 3506295874Savos urtwn_fw_reset(sc); 3507295874Savos } 3508295874Savos#endif 3509295874Savos 3510295874Savos /* Reset MAC and Enable 8051 */ 3511295874Savos urtwn_write_1(sc, R92C_SYS_FUNC_EN + 1, 3512295874Savos (R92C_SYS_FUNC_EN_CPUEN | 3513295874Savos R92C_SYS_FUNC_EN_ELDR | 3514295874Savos R92C_SYS_FUNC_EN_HWPDN) >> 8); 3515295874Savos 3516295874Savos /* Reset MCU ready status */ 3517295874Savos urtwn_write_1(sc, R92C_MCUFWDL, 0); 3518295874Savos 3519295874Savos /* Disable MAC clock */ 3520295874Savos urtwn_write_2(sc, R92C_SYS_CLKR, 3521295874Savos R92C_SYS_CLKR_ANAD16V_EN | 3522295874Savos R92C_SYS_CLKR_ANA8M | 3523295874Savos R92C_SYS_CLKR_LOADER_EN | 3524295874Savos R92C_SYS_CLKR_80M_SSC_DIS | 3525295874Savos R92C_SYS_CLKR_SYS_EN | 3526295874Savos R92C_SYS_CLKR_RING_EN | 3527295874Savos 0x4000); 3528295874Savos 3529295874Savos /* Disable AFE PLL */ 3530295874Savos urtwn_write_1(sc, R92C_AFE_PLL_CTRL, 0x80); 3531295874Savos 3532295874Savos /* Gated AFE DIG_CLOCK */ 3533295874Savos urtwn_write_2(sc, R92C_AFE_XTAL_CTRL, 0x880F); 3534295874Savos 3535295874Savos /* Isolated digital to PON */ 3536295874Savos urtwn_write_1(sc, R92C_SYS_ISO_CTRL, 3537295874Savos R92C_SYS_ISO_CTRL_MD2PP | 3538295874Savos R92C_SYS_ISO_CTRL_PA2PCIE | 3539295874Savos R92C_SYS_ISO_CTRL_PD2CORE | 3540295874Savos R92C_SYS_ISO_CTRL_IP2MAC | 3541295874Savos R92C_SYS_ISO_CTRL_DIOP | 3542295874Savos R92C_SYS_ISO_CTRL_DIOE); 3543295874Savos 3544295874Savos /* 3545295874Savos * Pull GPIO PIN to balance level and LED control 3546295874Savos */ 3547295874Savos /* 1. Disable GPIO[7:0] */ 3548295874Savos urtwn_write_2(sc, R92C_GPIO_IOSEL, 0x0000); 3549295874Savos 3550295874Savos reg = urtwn_read_4(sc, R92C_GPIO_PIN_CTRL) & ~0x0000ff00; 3551295874Savos reg |= ((reg << 8) & 0x0000ff00) | 0x00ff0000; 3552295874Savos urtwn_write_4(sc, R92C_GPIO_PIN_CTRL, reg); 3553295874Savos 3554295874Savos /* Disable GPIO[10:8] */ 3555295874Savos urtwn_write_1(sc, R92C_MAC_PINMUX_CFG, 0x00); 3556295874Savos 3557295874Savos reg = urtwn_read_2(sc, R92C_GPIO_IO_SEL) & ~0x00f0; 3558295874Savos reg |= (((reg & 0x000f) << 4) | 0x0780); 3559295874Savos urtwn_write_2(sc, R92C_GPIO_IO_SEL, reg); 3560295874Savos 3561295874Savos /* Disable LED0 & 1 */ 3562295874Savos urtwn_write_2(sc, R92C_LEDCFG0, 0x8080); 3563295874Savos 3564295874Savos /* 3565295874Savos * Reset digital sequence 3566295874Savos */ 3567295874Savos /* Disable ELDR clock */ 3568295874Savos urtwn_write_2(sc, R92C_SYS_CLKR, 3569295874Savos R92C_SYS_CLKR_ANAD16V_EN | 3570295874Savos R92C_SYS_CLKR_ANA8M | 3571295874Savos R92C_SYS_CLKR_LOADER_EN | 3572295874Savos R92C_SYS_CLKR_80M_SSC_DIS | 3573295874Savos R92C_SYS_CLKR_SYS_EN | 3574295874Savos R92C_SYS_CLKR_RING_EN | 3575295874Savos 0x4000); 3576295874Savos 3577295874Savos /* Isolated ELDR to PON */ 3578295874Savos urtwn_write_1(sc, R92C_SYS_ISO_CTRL + 1, 3579295874Savos (R92C_SYS_ISO_CTRL_DIOR | 3580295874Savos R92C_SYS_ISO_CTRL_PWC_EV12V) >> 8); 3581295874Savos 3582295874Savos /* 3583295874Savos * Disable analog sequence 3584295874Savos */ 3585295874Savos /* Disable A15 power */ 3586295874Savos urtwn_write_1(sc, R92C_LDOA15_CTRL, R92C_LDOA15_CTRL_OBUF); 3587295874Savos /* Disable digital core power */ 3588295874Savos urtwn_write_1(sc, R92C_LDOV12D_CTRL, 3589295874Savos urtwn_read_1(sc, R92C_LDOV12D_CTRL) & 3590295874Savos ~R92C_LDOV12D_CTRL_LDV12_EN); 3591295874Savos 3592295874Savos /* Enter PFM mode */ 3593295874Savos urtwn_write_1(sc, R92C_SPS0_CTRL, 0x23); 3594295874Savos 3595295874Savos /* Set USB suspend */ 3596295874Savos urtwn_write_2(sc, R92C_APS_FSMCO, 3597295874Savos R92C_APS_FSMCO_APDM_HOST | 3598295874Savos R92C_APS_FSMCO_AFSM_HSUS | 3599295874Savos R92C_APS_FSMCO_PFM_ALDN); 3600295874Savos 3601295874Savos /* Lock ISO/CLK/Power control register. */ 3602295874Savos urtwn_write_1(sc, R92C_RSV_CTRL, 0x0E); 3603295874Savos} 3604295874Savos 3605295874Savosstatic void 3606295874Savosurtwn_r88e_power_off(struct urtwn_softc *sc) 3607295874Savos{ 3608295874Savos uint8_t reg; 3609295874Savos int ntries; 3610295874Savos 3611295874Savos /* Disable any kind of TX reports. */ 3612295874Savos urtwn_write_1(sc, R88E_TX_RPT_CTRL, 3613295874Savos urtwn_read_1(sc, R88E_TX_RPT_CTRL) & 3614295874Savos ~(R88E_TX_RPT1_ENA | R88E_TX_RPT2_ENA)); 3615295874Savos 3616295874Savos /* Stop Rx. */ 3617295874Savos urtwn_write_1(sc, R92C_CR, 0); 3618295874Savos 3619295874Savos /* Move card to Low Power State. */ 3620295874Savos /* Block all Tx queues. */ 3621295874Savos urtwn_write_1(sc, R92C_TXPAUSE, R92C_TX_QUEUE_ALL); 3622295874Savos 3623295874Savos for (ntries = 0; ntries < 20; ntries++) { 3624295874Savos /* Should be zero if no packet is transmitting. */ 3625295874Savos if (urtwn_read_4(sc, R88E_SCH_TXCMD) == 0) 3626295874Savos break; 3627295874Savos 3628295874Savos urtwn_ms_delay(sc); 3629295874Savos } 3630295874Savos if (ntries == 20) { 3631295874Savos device_printf(sc->sc_dev, "%s: failed to block Tx queues\n", 3632295874Savos __func__); 3633295874Savos return; 3634295874Savos } 3635295874Savos 3636295874Savos /* CCK and OFDM are disabled, and clock are gated. */ 3637295874Savos urtwn_write_1(sc, R92C_SYS_FUNC_EN, 3638295874Savos urtwn_read_1(sc, R92C_SYS_FUNC_EN) & ~R92C_SYS_FUNC_EN_BBRSTB); 3639295874Savos 3640295874Savos urtwn_ms_delay(sc); 3641295874Savos 3642295874Savos /* Reset MAC TRX */ 3643295874Savos urtwn_write_1(sc, R92C_CR, 3644295874Savos R92C_CR_HCI_TXDMA_EN | R92C_CR_HCI_RXDMA_EN | 3645295874Savos R92C_CR_TXDMA_EN | R92C_CR_RXDMA_EN | 3646295874Savos R92C_CR_PROTOCOL_EN | R92C_CR_SCHEDULE_EN); 3647295874Savos 3648295874Savos /* check if removed later */ 3649295874Savos urtwn_write_1(sc, R92C_CR + 1, 3650295874Savos urtwn_read_1(sc, R92C_CR + 1) & ~(R92C_CR_ENSEC >> 8)); 3651295874Savos 3652295874Savos /* Respond TxOK to scheduler */ 3653295874Savos urtwn_write_1(sc, R92C_DUAL_TSF_RST, 3654295874Savos urtwn_read_1(sc, R92C_DUAL_TSF_RST) | 0x20); 3655295874Savos 3656295874Savos /* If firmware in ram code, do reset. */ 3657295874Savos#ifndef URTWN_WITHOUT_UCODE 3658295874Savos if (urtwn_read_1(sc, R92C_MCUFWDL) & R92C_MCUFWDL_RDY) 3659295874Savos urtwn_r88e_fw_reset(sc); 3660295874Savos#endif 3661295874Savos 3662295874Savos /* Reset MCU ready status. */ 3663295874Savos urtwn_write_1(sc, R92C_MCUFWDL, 0x00); 3664295874Savos 3665295874Savos /* Disable 32k. */ 3666295874Savos urtwn_write_1(sc, R88E_32K_CTRL, 3667295874Savos urtwn_read_1(sc, R88E_32K_CTRL) & ~0x01); 3668295874Savos 3669295874Savos /* Move card to Disabled state. */ 3670295874Savos /* Turn off RF. */ 3671295874Savos urtwn_write_1(sc, R92C_RF_CTRL, 0); 3672295874Savos 3673295874Savos /* LDO Sleep mode. */ 3674295874Savos urtwn_write_1(sc, R92C_LPLDO_CTRL, 3675295874Savos urtwn_read_1(sc, R92C_LPLDO_CTRL) | R92C_LPLDO_CTRL_SLEEP); 3676295874Savos 3677295874Savos /* Turn off MAC by HW state machine */ 3678295874Savos urtwn_write_1(sc, R92C_APS_FSMCO + 1, 3679295874Savos urtwn_read_1(sc, R92C_APS_FSMCO + 1) | 3680295874Savos (R92C_APS_FSMCO_APFM_OFF >> 8)); 3681295874Savos 3682295874Savos for (ntries = 0; ntries < 20; ntries++) { 3683295874Savos /* Wait until it will be disabled. */ 3684295874Savos if ((urtwn_read_1(sc, R92C_APS_FSMCO + 1) & 3685295874Savos (R92C_APS_FSMCO_APFM_OFF >> 8)) == 0) 3686295874Savos break; 3687295874Savos 3688295874Savos urtwn_ms_delay(sc); 3689295874Savos } 3690295874Savos if (ntries == 20) { 3691295874Savos device_printf(sc->sc_dev, "%s: could not turn off MAC\n", 3692295874Savos __func__); 3693295874Savos return; 3694295874Savos } 3695295874Savos 3696295874Savos /* schmit trigger */ 3697295874Savos urtwn_write_1(sc, R92C_AFE_XTAL_CTRL + 2, 3698295874Savos urtwn_read_1(sc, R92C_AFE_XTAL_CTRL + 2) | 0x80); 3699295874Savos 3700295874Savos /* Enable WL suspend. */ 3701295874Savos urtwn_write_1(sc, R92C_APS_FSMCO + 1, 3702295874Savos (urtwn_read_1(sc, R92C_APS_FSMCO + 1) & ~0x10) | 0x08); 3703295874Savos 3704295874Savos /* Enable bandgap mbias in suspend. */ 3705295874Savos urtwn_write_1(sc, R92C_APS_FSMCO + 3, 0); 3706295874Savos 3707295874Savos /* Clear SIC_EN register. */ 3708295874Savos urtwn_write_1(sc, R92C_GPIO_MUXCFG + 1, 3709295874Savos urtwn_read_1(sc, R92C_GPIO_MUXCFG + 1) & ~0x10); 3710295874Savos 3711295874Savos /* Set USB suspend enable local register */ 3712295874Savos urtwn_write_1(sc, R92C_USB_SUSPEND, 3713295874Savos urtwn_read_1(sc, R92C_USB_SUSPEND) | 0x10); 3714295874Savos 3715295874Savos /* Reset MCU IO Wrapper. */ 3716295874Savos reg = urtwn_read_1(sc, R92C_RSV_CTRL + 1); 3717295874Savos urtwn_write_1(sc, R92C_RSV_CTRL + 1, reg & ~0x08); 3718295874Savos urtwn_write_1(sc, R92C_RSV_CTRL + 1, reg | 0x08); 3719295874Savos 3720295874Savos /* marked as 'For Power Consumption' code. */ 3721295874Savos urtwn_write_1(sc, R92C_GPIO_OUT, urtwn_read_1(sc, R92C_GPIO_IN)); 3722295874Savos urtwn_write_1(sc, R92C_GPIO_IOSEL, 0xff); 3723295874Savos 3724295874Savos urtwn_write_1(sc, R92C_GPIO_IO_SEL, 3725295874Savos urtwn_read_1(sc, R92C_GPIO_IO_SEL) << 4); 3726295874Savos urtwn_write_1(sc, R92C_GPIO_MOD, 3727295874Savos urtwn_read_1(sc, R92C_GPIO_MOD) | 0x0f); 3728295874Savos 3729295874Savos /* Set LNA, TRSW, EX_PA Pin to output mode. */ 3730295874Savos urtwn_write_4(sc, R88E_BB_PAD_CTRL, 0x00080808); 3731295874Savos} 3732295874Savos 3733264912Skevlostatic int 3734251538Srpaulourtwn_llt_init(struct urtwn_softc *sc) 3735251538Srpaulo{ 3736264912Skevlo int i, error, page_count, pktbuf_count; 3737251538Srpaulo 3738264912Skevlo page_count = (sc->chip & URTWN_CHIP_88E) ? 3739264912Skevlo R88E_TX_PAGE_COUNT : R92C_TX_PAGE_COUNT; 3740264912Skevlo pktbuf_count = (sc->chip & URTWN_CHIP_88E) ? 3741264912Skevlo R88E_TXPKTBUF_COUNT : R92C_TXPKTBUF_COUNT; 3742264912Skevlo 3743264912Skevlo /* Reserve pages [0; page_count]. */ 3744264912Skevlo for (i = 0; i < page_count; i++) { 3745251538Srpaulo if ((error = urtwn_llt_write(sc, i, i + 1)) != 0) 3746251538Srpaulo return (error); 3747251538Srpaulo } 3748251538Srpaulo /* NB: 0xff indicates end-of-list. */ 3749251538Srpaulo if ((error = urtwn_llt_write(sc, i, 0xff)) != 0) 3750251538Srpaulo return (error); 3751251538Srpaulo /* 3752264912Skevlo * Use pages [page_count + 1; pktbuf_count - 1] 3753251538Srpaulo * as ring buffer. 3754251538Srpaulo */ 3755264912Skevlo for (++i; i < pktbuf_count - 1; i++) { 3756251538Srpaulo if ((error = urtwn_llt_write(sc, i, i + 1)) != 0) 3757251538Srpaulo return (error); 3758251538Srpaulo } 3759251538Srpaulo /* Make the last page point to the beginning of the ring buffer. */ 3760264912Skevlo error = urtwn_llt_write(sc, i, page_count + 1); 3761251538Srpaulo return (error); 3762251538Srpaulo} 3763251538Srpaulo 3764295871Savos#ifndef URTWN_WITHOUT_UCODE 3765251538Srpaulostatic void 3766251538Srpaulourtwn_fw_reset(struct urtwn_softc *sc) 3767251538Srpaulo{ 3768251538Srpaulo uint16_t reg; 3769251538Srpaulo int ntries; 3770251538Srpaulo 3771251538Srpaulo /* Tell 8051 to reset itself. */ 3772251538Srpaulo urtwn_write_1(sc, R92C_HMETFR + 3, 0x20); 3773251538Srpaulo 3774251538Srpaulo /* Wait until 8051 resets by itself. */ 3775251538Srpaulo for (ntries = 0; ntries < 100; ntries++) { 3776251538Srpaulo reg = urtwn_read_2(sc, R92C_SYS_FUNC_EN); 3777251538Srpaulo if (!(reg & R92C_SYS_FUNC_EN_CPUEN)) 3778251538Srpaulo return; 3779266472Shselasky urtwn_ms_delay(sc); 3780251538Srpaulo } 3781251538Srpaulo /* Force 8051 reset. */ 3782251538Srpaulo urtwn_write_2(sc, R92C_SYS_FUNC_EN, reg & ~R92C_SYS_FUNC_EN_CPUEN); 3783251538Srpaulo} 3784251538Srpaulo 3785264912Skevlostatic void 3786264912Skevlourtwn_r88e_fw_reset(struct urtwn_softc *sc) 3787264912Skevlo{ 3788264912Skevlo uint16_t reg; 3789264912Skevlo 3790264912Skevlo reg = urtwn_read_2(sc, R92C_SYS_FUNC_EN); 3791264912Skevlo urtwn_write_2(sc, R92C_SYS_FUNC_EN, reg & ~R92C_SYS_FUNC_EN_CPUEN); 3792264912Skevlo urtwn_write_2(sc, R92C_SYS_FUNC_EN, reg | R92C_SYS_FUNC_EN_CPUEN); 3793264912Skevlo} 3794264912Skevlo 3795251538Srpaulostatic int 3796251538Srpaulourtwn_fw_loadpage(struct urtwn_softc *sc, int page, const uint8_t *buf, int len) 3797251538Srpaulo{ 3798251538Srpaulo uint32_t reg; 3799291698Savos usb_error_t error = USB_ERR_NORMAL_COMPLETION; 3800291698Savos int off, mlen; 3801251538Srpaulo 3802251538Srpaulo reg = urtwn_read_4(sc, R92C_MCUFWDL); 3803251538Srpaulo reg = RW(reg, R92C_MCUFWDL_PAGE, page); 3804251538Srpaulo urtwn_write_4(sc, R92C_MCUFWDL, reg); 3805251538Srpaulo 3806251538Srpaulo off = R92C_FW_START_ADDR; 3807251538Srpaulo while (len > 0) { 3808251538Srpaulo if (len > 196) 3809251538Srpaulo mlen = 196; 3810251538Srpaulo else if (len > 4) 3811251538Srpaulo mlen = 4; 3812251538Srpaulo else 3813251538Srpaulo mlen = 1; 3814251538Srpaulo /* XXX fix this deconst */ 3815281069Srpaulo error = urtwn_write_region_1(sc, off, 3816251538Srpaulo __DECONST(uint8_t *, buf), mlen); 3817291698Savos if (error != USB_ERR_NORMAL_COMPLETION) 3818251538Srpaulo break; 3819251538Srpaulo off += mlen; 3820251538Srpaulo buf += mlen; 3821251538Srpaulo len -= mlen; 3822251538Srpaulo } 3823251538Srpaulo return (error); 3824251538Srpaulo} 3825251538Srpaulo 3826251538Srpaulostatic int 3827251538Srpaulourtwn_load_firmware(struct urtwn_softc *sc) 3828251538Srpaulo{ 3829251538Srpaulo const struct firmware *fw; 3830251538Srpaulo const struct r92c_fw_hdr *hdr; 3831251538Srpaulo const char *imagename; 3832251538Srpaulo const u_char *ptr; 3833251538Srpaulo size_t len; 3834251538Srpaulo uint32_t reg; 3835251538Srpaulo int mlen, ntries, page, error; 3836251538Srpaulo 3837264864Skevlo URTWN_UNLOCK(sc); 3838251538Srpaulo /* Read firmware image from the filesystem. */ 3839264912Skevlo if (sc->chip & URTWN_CHIP_88E) 3840264912Skevlo imagename = "urtwn-rtl8188eufw"; 3841264912Skevlo else if ((sc->chip & (URTWN_CHIP_UMC_A_CUT | URTWN_CHIP_92C)) == 3842264912Skevlo URTWN_CHIP_UMC_A_CUT) 3843251538Srpaulo imagename = "urtwn-rtl8192cfwU"; 3844251538Srpaulo else 3845251538Srpaulo imagename = "urtwn-rtl8192cfwT"; 3846251538Srpaulo 3847251538Srpaulo fw = firmware_get(imagename); 3848264864Skevlo URTWN_LOCK(sc); 3849251538Srpaulo if (fw == NULL) { 3850251538Srpaulo device_printf(sc->sc_dev, 3851251538Srpaulo "failed loadfirmware of file %s\n", imagename); 3852251538Srpaulo return (ENOENT); 3853251538Srpaulo } 3854251538Srpaulo 3855251538Srpaulo len = fw->datasize; 3856251538Srpaulo 3857251538Srpaulo if (len < sizeof(*hdr)) { 3858251538Srpaulo device_printf(sc->sc_dev, "firmware too short\n"); 3859251538Srpaulo error = EINVAL; 3860251538Srpaulo goto fail; 3861251538Srpaulo } 3862251538Srpaulo ptr = fw->data; 3863251538Srpaulo hdr = (const struct r92c_fw_hdr *)ptr; 3864251538Srpaulo /* Check if there is a valid FW header and skip it. */ 3865251538Srpaulo if ((le16toh(hdr->signature) >> 4) == 0x88c || 3866264912Skevlo (le16toh(hdr->signature) >> 4) == 0x88e || 3867251538Srpaulo (le16toh(hdr->signature) >> 4) == 0x92c) { 3868294471Savos URTWN_DPRINTF(sc, URTWN_DEBUG_FIRMWARE, 3869294471Savos "FW V%d.%d %02d-%02d %02d:%02d\n", 3870251538Srpaulo le16toh(hdr->version), le16toh(hdr->subversion), 3871251538Srpaulo hdr->month, hdr->date, hdr->hour, hdr->minute); 3872251538Srpaulo ptr += sizeof(*hdr); 3873251538Srpaulo len -= sizeof(*hdr); 3874251538Srpaulo } 3875251538Srpaulo 3876264912Skevlo if (urtwn_read_1(sc, R92C_MCUFWDL) & R92C_MCUFWDL_RAM_DL_SEL) { 3877264912Skevlo if (sc->chip & URTWN_CHIP_88E) 3878264912Skevlo urtwn_r88e_fw_reset(sc); 3879264912Skevlo else 3880264912Skevlo urtwn_fw_reset(sc); 3881251538Srpaulo urtwn_write_1(sc, R92C_MCUFWDL, 0); 3882251538Srpaulo } 3883264912Skevlo 3884268487Skevlo if (!(sc->chip & URTWN_CHIP_88E)) { 3885268487Skevlo urtwn_write_2(sc, R92C_SYS_FUNC_EN, 3886268487Skevlo urtwn_read_2(sc, R92C_SYS_FUNC_EN) | 3887268487Skevlo R92C_SYS_FUNC_EN_CPUEN); 3888268487Skevlo } 3889251538Srpaulo urtwn_write_1(sc, R92C_MCUFWDL, 3890251538Srpaulo urtwn_read_1(sc, R92C_MCUFWDL) | R92C_MCUFWDL_EN); 3891251538Srpaulo urtwn_write_1(sc, R92C_MCUFWDL + 2, 3892251538Srpaulo urtwn_read_1(sc, R92C_MCUFWDL + 2) & ~0x08); 3893251538Srpaulo 3894263154Skevlo /* Reset the FWDL checksum. */ 3895263154Skevlo urtwn_write_1(sc, R92C_MCUFWDL, 3896263154Skevlo urtwn_read_1(sc, R92C_MCUFWDL) | R92C_MCUFWDL_CHKSUM_RPT); 3897263154Skevlo 3898251538Srpaulo for (page = 0; len > 0; page++) { 3899251538Srpaulo mlen = min(len, R92C_FW_PAGE_SIZE); 3900251538Srpaulo error = urtwn_fw_loadpage(sc, page, ptr, mlen); 3901251538Srpaulo if (error != 0) { 3902251538Srpaulo device_printf(sc->sc_dev, 3903251538Srpaulo "could not load firmware page\n"); 3904251538Srpaulo goto fail; 3905251538Srpaulo } 3906251538Srpaulo ptr += mlen; 3907251538Srpaulo len -= mlen; 3908251538Srpaulo } 3909251538Srpaulo urtwn_write_1(sc, R92C_MCUFWDL, 3910251538Srpaulo urtwn_read_1(sc, R92C_MCUFWDL) & ~R92C_MCUFWDL_EN); 3911251538Srpaulo urtwn_write_1(sc, R92C_MCUFWDL + 1, 0); 3912251538Srpaulo 3913251538Srpaulo /* Wait for checksum report. */ 3914251538Srpaulo for (ntries = 0; ntries < 1000; ntries++) { 3915251538Srpaulo if (urtwn_read_4(sc, R92C_MCUFWDL) & R92C_MCUFWDL_CHKSUM_RPT) 3916251538Srpaulo break; 3917266472Shselasky urtwn_ms_delay(sc); 3918251538Srpaulo } 3919251538Srpaulo if (ntries == 1000) { 3920251538Srpaulo device_printf(sc->sc_dev, 3921251538Srpaulo "timeout waiting for checksum report\n"); 3922251538Srpaulo error = ETIMEDOUT; 3923251538Srpaulo goto fail; 3924251538Srpaulo } 3925251538Srpaulo 3926251538Srpaulo reg = urtwn_read_4(sc, R92C_MCUFWDL); 3927251538Srpaulo reg = (reg & ~R92C_MCUFWDL_WINTINI_RDY) | R92C_MCUFWDL_RDY; 3928251538Srpaulo urtwn_write_4(sc, R92C_MCUFWDL, reg); 3929264912Skevlo if (sc->chip & URTWN_CHIP_88E) 3930264912Skevlo urtwn_r88e_fw_reset(sc); 3931251538Srpaulo /* Wait for firmware readiness. */ 3932251538Srpaulo for (ntries = 0; ntries < 1000; ntries++) { 3933251538Srpaulo if (urtwn_read_4(sc, R92C_MCUFWDL) & R92C_MCUFWDL_WINTINI_RDY) 3934251538Srpaulo break; 3935266472Shselasky urtwn_ms_delay(sc); 3936251538Srpaulo } 3937251538Srpaulo if (ntries == 1000) { 3938251538Srpaulo device_printf(sc->sc_dev, 3939251538Srpaulo "timeout waiting for firmware readiness\n"); 3940251538Srpaulo error = ETIMEDOUT; 3941251538Srpaulo goto fail; 3942251538Srpaulo } 3943251538Srpaulofail: 3944251538Srpaulo firmware_put(fw, FIRMWARE_UNLOAD); 3945251538Srpaulo return (error); 3946251538Srpaulo} 3947295871Savos#endif 3948251538Srpaulo 3949291902Skevlostatic int 3950251538Srpaulourtwn_dma_init(struct urtwn_softc *sc) 3951251538Srpaulo{ 3952291902Skevlo struct usb_endpoint *ep, *ep_end; 3953291698Savos usb_error_t usb_err; 3954291902Skevlo uint32_t reg; 3955291902Skevlo int hashq, hasnq, haslq, nqueues, ntx; 3956291902Skevlo int error, pagecount, npubqpages, nqpages, nrempages, tx_boundary; 3957281069Srpaulo 3958291695Savos /* Initialize LLT table. */ 3959291695Savos error = urtwn_llt_init(sc); 3960291695Savos if (error != 0) 3961291695Savos return (error); 3962291695Savos 3963291902Skevlo /* Determine the number of bulk-out pipes. */ 3964291902Skevlo ntx = 0; 3965291902Skevlo ep = sc->sc_udev->endpoints; 3966291902Skevlo ep_end = sc->sc_udev->endpoints + sc->sc_udev->endpoints_max; 3967291902Skevlo for (; ep != ep_end; ep++) { 3968291902Skevlo if ((ep->edesc == NULL) || 3969291902Skevlo (ep->iface_index != sc->sc_iface_index)) 3970291902Skevlo continue; 3971291902Skevlo if (UE_GET_DIR(ep->edesc->bEndpointAddress) == UE_DIR_OUT) 3972291902Skevlo ntx++; 3973291902Skevlo } 3974291902Skevlo if (ntx == 0) { 3975291902Skevlo device_printf(sc->sc_dev, 3976291902Skevlo "%d: invalid number of Tx bulk pipes\n", ntx); 3977291698Savos return (EIO); 3978291902Skevlo } 3979291695Savos 3980251538Srpaulo /* Get Tx queues to USB endpoints mapping. */ 3981291902Skevlo hashq = hasnq = haslq = nqueues = 0; 3982291902Skevlo switch (ntx) { 3983291902Skevlo case 1: hashq = 1; break; 3984291902Skevlo case 2: hashq = hasnq = 1; break; 3985291902Skevlo case 3: case 4: hashq = hasnq = haslq = 1; break; 3986291902Skevlo } 3987251538Srpaulo nqueues = hashq + hasnq + haslq; 3988251538Srpaulo if (nqueues == 0) 3989251538Srpaulo return (EIO); 3990251538Srpaulo 3991291902Skevlo npubqpages = nqpages = nrempages = pagecount = 0; 3992291902Skevlo if (sc->chip & URTWN_CHIP_88E) 3993291902Skevlo tx_boundary = R88E_TX_PAGE_BOUNDARY; 3994291902Skevlo else { 3995291902Skevlo pagecount = R92C_TX_PAGE_COUNT; 3996291902Skevlo npubqpages = R92C_PUBQ_NPAGES; 3997291902Skevlo tx_boundary = R92C_TX_PAGE_BOUNDARY; 3998291902Skevlo } 3999291902Skevlo 4000251538Srpaulo /* Set number of pages for normal priority queue. */ 4001291902Skevlo if (sc->chip & URTWN_CHIP_88E) { 4002291902Skevlo usb_err = urtwn_write_2(sc, R92C_RQPN_NPQ, 0xd); 4003291902Skevlo if (usb_err != USB_ERR_NORMAL_COMPLETION) 4004291902Skevlo return (EIO); 4005291902Skevlo usb_err = urtwn_write_4(sc, R92C_RQPN, 0x808e000d); 4006291902Skevlo if (usb_err != USB_ERR_NORMAL_COMPLETION) 4007291902Skevlo return (EIO); 4008291902Skevlo } else { 4009291902Skevlo /* Get the number of pages for each queue. */ 4010291902Skevlo nqpages = (pagecount - npubqpages) / nqueues; 4011291902Skevlo /* 4012291902Skevlo * The remaining pages are assigned to the high priority 4013291902Skevlo * queue. 4014291902Skevlo */ 4015291902Skevlo nrempages = (pagecount - npubqpages) % nqueues; 4016291902Skevlo usb_err = urtwn_write_1(sc, R92C_RQPN_NPQ, hasnq ? nqpages : 0); 4017291902Skevlo if (usb_err != USB_ERR_NORMAL_COMPLETION) 4018291902Skevlo return (EIO); 4019291902Skevlo usb_err = urtwn_write_4(sc, R92C_RQPN, 4020291902Skevlo /* Set number of pages for public queue. */ 4021291902Skevlo SM(R92C_RQPN_PUBQ, npubqpages) | 4022291902Skevlo /* Set number of pages for high priority queue. */ 4023291902Skevlo SM(R92C_RQPN_HPQ, hashq ? nqpages + nrempages : 0) | 4024291902Skevlo /* Set number of pages for low priority queue. */ 4025291902Skevlo SM(R92C_RQPN_LPQ, haslq ? nqpages : 0) | 4026291902Skevlo /* Load values. */ 4027291902Skevlo R92C_RQPN_LD); 4028291902Skevlo if (usb_err != USB_ERR_NORMAL_COMPLETION) 4029291902Skevlo return (EIO); 4030291902Skevlo } 4031251538Srpaulo 4032291902Skevlo usb_err = urtwn_write_1(sc, R92C_TXPKTBUF_BCNQ_BDNY, tx_boundary); 4033291902Skevlo if (usb_err != USB_ERR_NORMAL_COMPLETION) 4034291698Savos return (EIO); 4035291902Skevlo usb_err = urtwn_write_1(sc, R92C_TXPKTBUF_MGQ_BDNY, tx_boundary); 4036291902Skevlo if (usb_err != USB_ERR_NORMAL_COMPLETION) 4037291698Savos return (EIO); 4038291902Skevlo usb_err = urtwn_write_1(sc, R92C_TXPKTBUF_WMAC_LBK_BF_HD, tx_boundary); 4039291902Skevlo if (usb_err != USB_ERR_NORMAL_COMPLETION) 4040291698Savos return (EIO); 4041291902Skevlo usb_err = urtwn_write_1(sc, R92C_TRXFF_BNDY, tx_boundary); 4042291902Skevlo if (usb_err != USB_ERR_NORMAL_COMPLETION) 4043291698Savos return (EIO); 4044291902Skevlo usb_err = urtwn_write_1(sc, R92C_TDECTRL + 1, tx_boundary); 4045291902Skevlo if (usb_err != USB_ERR_NORMAL_COMPLETION) 4046291698Savos return (EIO); 4047251538Srpaulo 4048251538Srpaulo /* Set queue to USB pipe mapping. */ 4049251538Srpaulo reg = urtwn_read_2(sc, R92C_TRXDMA_CTRL); 4050251538Srpaulo reg &= ~R92C_TRXDMA_CTRL_QMAP_M; 4051251538Srpaulo if (nqueues == 1) { 4052251538Srpaulo if (hashq) 4053251538Srpaulo reg |= R92C_TRXDMA_CTRL_QMAP_HQ; 4054251538Srpaulo else if (hasnq) 4055251538Srpaulo reg |= R92C_TRXDMA_CTRL_QMAP_NQ; 4056251538Srpaulo else 4057251538Srpaulo reg |= R92C_TRXDMA_CTRL_QMAP_LQ; 4058251538Srpaulo } else if (nqueues == 2) { 4059292056Skevlo /* 4060292056Skevlo * All 2-endpoints configs have high and normal 4061292056Skevlo * priority queues. 4062292056Skevlo */ 4063292056Skevlo reg |= R92C_TRXDMA_CTRL_QMAP_HQ_NQ; 4064251538Srpaulo } else 4065251538Srpaulo reg |= R92C_TRXDMA_CTRL_QMAP_3EP; 4066291902Skevlo usb_err = urtwn_write_2(sc, R92C_TRXDMA_CTRL, reg); 4067291902Skevlo if (usb_err != USB_ERR_NORMAL_COMPLETION) 4068291698Savos return (EIO); 4069251538Srpaulo 4070251538Srpaulo /* Set Tx/Rx transfer page boundary. */ 4071291902Skevlo usb_err = urtwn_write_2(sc, R92C_TRXFF_BNDY + 2, 4072291902Skevlo (sc->chip & URTWN_CHIP_88E) ? 0x23ff : 0x27ff); 4073291902Skevlo if (usb_err != USB_ERR_NORMAL_COMPLETION) 4074291698Savos return (EIO); 4075251538Srpaulo 4076291902Skevlo /* Set Tx/Rx transfer page size. */ 4077291902Skevlo usb_err = urtwn_write_1(sc, R92C_PBP, 4078291902Skevlo SM(R92C_PBP_PSRX, R92C_PBP_128) | 4079291902Skevlo SM(R92C_PBP_PSTX, R92C_PBP_128)); 4080291902Skevlo if (usb_err != USB_ERR_NORMAL_COMPLETION) 4081264912Skevlo return (EIO); 4082264912Skevlo 4083264912Skevlo return (0); 4084264912Skevlo} 4085264912Skevlo 4086291698Savosstatic int 4087251538Srpaulourtwn_mac_init(struct urtwn_softc *sc) 4088251538Srpaulo{ 4089291698Savos usb_error_t error; 4090251538Srpaulo int i; 4091251538Srpaulo 4092251538Srpaulo /* Write MAC initialization values. */ 4093264912Skevlo if (sc->chip & URTWN_CHIP_88E) { 4094264912Skevlo for (i = 0; i < nitems(rtl8188eu_mac); i++) { 4095291698Savos error = urtwn_write_1(sc, rtl8188eu_mac[i].reg, 4096264912Skevlo rtl8188eu_mac[i].val); 4097291698Savos if (error != USB_ERR_NORMAL_COMPLETION) 4098291698Savos return (EIO); 4099264912Skevlo } 4100264912Skevlo urtwn_write_1(sc, R92C_MAX_AGGR_NUM, 0x07); 4101264912Skevlo } else { 4102264912Skevlo for (i = 0; i < nitems(rtl8192cu_mac); i++) 4103291698Savos error = urtwn_write_1(sc, rtl8192cu_mac[i].reg, 4104264912Skevlo rtl8192cu_mac[i].val); 4105291698Savos if (error != USB_ERR_NORMAL_COMPLETION) 4106291698Savos return (EIO); 4107264912Skevlo } 4108291698Savos 4109291698Savos return (0); 4110251538Srpaulo} 4111251538Srpaulo 4112251538Srpaulostatic void 4113251538Srpaulourtwn_bb_init(struct urtwn_softc *sc) 4114251538Srpaulo{ 4115251538Srpaulo const struct urtwn_bb_prog *prog; 4116251538Srpaulo uint32_t reg; 4117264912Skevlo uint8_t crystalcap; 4118251538Srpaulo int i; 4119251538Srpaulo 4120251538Srpaulo /* Enable BB and RF. */ 4121251538Srpaulo urtwn_write_2(sc, R92C_SYS_FUNC_EN, 4122251538Srpaulo urtwn_read_2(sc, R92C_SYS_FUNC_EN) | 4123251538Srpaulo R92C_SYS_FUNC_EN_BBRSTB | R92C_SYS_FUNC_EN_BB_GLB_RST | 4124251538Srpaulo R92C_SYS_FUNC_EN_DIO_RF); 4125251538Srpaulo 4126264912Skevlo if (!(sc->chip & URTWN_CHIP_88E)) 4127264912Skevlo urtwn_write_2(sc, R92C_AFE_PLL_CTRL, 0xdb83); 4128251538Srpaulo 4129251538Srpaulo urtwn_write_1(sc, R92C_RF_CTRL, 4130251538Srpaulo R92C_RF_CTRL_EN | R92C_RF_CTRL_RSTB | R92C_RF_CTRL_SDMRSTB); 4131251538Srpaulo urtwn_write_1(sc, R92C_SYS_FUNC_EN, 4132251538Srpaulo R92C_SYS_FUNC_EN_USBA | R92C_SYS_FUNC_EN_USBD | 4133251538Srpaulo R92C_SYS_FUNC_EN_BB_GLB_RST | R92C_SYS_FUNC_EN_BBRSTB); 4134251538Srpaulo 4135264912Skevlo if (!(sc->chip & URTWN_CHIP_88E)) { 4136264912Skevlo urtwn_write_1(sc, R92C_LDOHCI12_CTRL, 0x0f); 4137264912Skevlo urtwn_write_1(sc, 0x15, 0xe9); 4138264912Skevlo urtwn_write_1(sc, R92C_AFE_XTAL_CTRL + 1, 0x80); 4139264912Skevlo } 4140251538Srpaulo 4141251538Srpaulo /* Select BB programming based on board type. */ 4142264912Skevlo if (sc->chip & URTWN_CHIP_88E) 4143264912Skevlo prog = &rtl8188eu_bb_prog; 4144264912Skevlo else if (!(sc->chip & URTWN_CHIP_92C)) { 4145251538Srpaulo if (sc->board_type == R92C_BOARD_TYPE_MINICARD) 4146251538Srpaulo prog = &rtl8188ce_bb_prog; 4147251538Srpaulo else if (sc->board_type == R92C_BOARD_TYPE_HIGHPA) 4148251538Srpaulo prog = &rtl8188ru_bb_prog; 4149251538Srpaulo else 4150251538Srpaulo prog = &rtl8188cu_bb_prog; 4151251538Srpaulo } else { 4152251538Srpaulo if (sc->board_type == R92C_BOARD_TYPE_MINICARD) 4153251538Srpaulo prog = &rtl8192ce_bb_prog; 4154251538Srpaulo else 4155251538Srpaulo prog = &rtl8192cu_bb_prog; 4156251538Srpaulo } 4157251538Srpaulo /* Write BB initialization values. */ 4158251538Srpaulo for (i = 0; i < prog->count; i++) { 4159251538Srpaulo urtwn_bb_write(sc, prog->regs[i], prog->vals[i]); 4160266472Shselasky urtwn_ms_delay(sc); 4161251538Srpaulo } 4162251538Srpaulo 4163251538Srpaulo if (sc->chip & URTWN_CHIP_92C_1T2R) { 4164251538Srpaulo /* 8192C 1T only configuration. */ 4165251538Srpaulo reg = urtwn_bb_read(sc, R92C_FPGA0_TXINFO); 4166251538Srpaulo reg = (reg & ~0x00000003) | 0x2; 4167251538Srpaulo urtwn_bb_write(sc, R92C_FPGA0_TXINFO, reg); 4168251538Srpaulo 4169251538Srpaulo reg = urtwn_bb_read(sc, R92C_FPGA1_TXINFO); 4170251538Srpaulo reg = (reg & ~0x00300033) | 0x00200022; 4171251538Srpaulo urtwn_bb_write(sc, R92C_FPGA1_TXINFO, reg); 4172251538Srpaulo 4173251538Srpaulo reg = urtwn_bb_read(sc, R92C_CCK0_AFESETTING); 4174251538Srpaulo reg = (reg & ~0xff000000) | 0x45 << 24; 4175251538Srpaulo urtwn_bb_write(sc, R92C_CCK0_AFESETTING, reg); 4176251538Srpaulo 4177251538Srpaulo reg = urtwn_bb_read(sc, R92C_OFDM0_TRXPATHENA); 4178251538Srpaulo reg = (reg & ~0x000000ff) | 0x23; 4179251538Srpaulo urtwn_bb_write(sc, R92C_OFDM0_TRXPATHENA, reg); 4180251538Srpaulo 4181251538Srpaulo reg = urtwn_bb_read(sc, R92C_OFDM0_AGCPARAM1); 4182251538Srpaulo reg = (reg & ~0x00000030) | 1 << 4; 4183251538Srpaulo urtwn_bb_write(sc, R92C_OFDM0_AGCPARAM1, reg); 4184251538Srpaulo 4185251538Srpaulo reg = urtwn_bb_read(sc, 0xe74); 4186251538Srpaulo reg = (reg & ~0x0c000000) | 2 << 26; 4187251538Srpaulo urtwn_bb_write(sc, 0xe74, reg); 4188251538Srpaulo reg = urtwn_bb_read(sc, 0xe78); 4189251538Srpaulo reg = (reg & ~0x0c000000) | 2 << 26; 4190251538Srpaulo urtwn_bb_write(sc, 0xe78, reg); 4191251538Srpaulo reg = urtwn_bb_read(sc, 0xe7c); 4192251538Srpaulo reg = (reg & ~0x0c000000) | 2 << 26; 4193251538Srpaulo urtwn_bb_write(sc, 0xe7c, reg); 4194251538Srpaulo reg = urtwn_bb_read(sc, 0xe80); 4195251538Srpaulo reg = (reg & ~0x0c000000) | 2 << 26; 4196251538Srpaulo urtwn_bb_write(sc, 0xe80, reg); 4197251538Srpaulo reg = urtwn_bb_read(sc, 0xe88); 4198251538Srpaulo reg = (reg & ~0x0c000000) | 2 << 26; 4199251538Srpaulo urtwn_bb_write(sc, 0xe88, reg); 4200251538Srpaulo } 4201251538Srpaulo 4202251538Srpaulo /* Write AGC values. */ 4203251538Srpaulo for (i = 0; i < prog->agccount; i++) { 4204251538Srpaulo urtwn_bb_write(sc, R92C_OFDM0_AGCRSSITABLE, 4205251538Srpaulo prog->agcvals[i]); 4206266472Shselasky urtwn_ms_delay(sc); 4207251538Srpaulo } 4208251538Srpaulo 4209264912Skevlo if (sc->chip & URTWN_CHIP_88E) { 4210264912Skevlo urtwn_bb_write(sc, R92C_OFDM0_AGCCORE1(0), 0x69553422); 4211266472Shselasky urtwn_ms_delay(sc); 4212264912Skevlo urtwn_bb_write(sc, R92C_OFDM0_AGCCORE1(0), 0x69553420); 4213266472Shselasky urtwn_ms_delay(sc); 4214264912Skevlo 4215294198Savos crystalcap = sc->rom.r88e_rom.crystalcap; 4216264912Skevlo if (crystalcap == 0xff) 4217264912Skevlo crystalcap = 0x20; 4218264912Skevlo crystalcap &= 0x3f; 4219264912Skevlo reg = urtwn_bb_read(sc, R92C_AFE_XTAL_CTRL); 4220264912Skevlo urtwn_bb_write(sc, R92C_AFE_XTAL_CTRL, 4221264912Skevlo RW(reg, R92C_AFE_XTAL_CTRL_ADDR, 4222264912Skevlo crystalcap | crystalcap << 6)); 4223264912Skevlo } else { 4224264912Skevlo if (urtwn_bb_read(sc, R92C_HSSI_PARAM2(0)) & 4225264912Skevlo R92C_HSSI_PARAM2_CCK_HIPWR) 4226264912Skevlo sc->sc_flags |= URTWN_FLAG_CCK_HIPWR; 4227264912Skevlo } 4228251538Srpaulo} 4229251538Srpaulo 4230289066Skevlostatic void 4231251538Srpaulourtwn_rf_init(struct urtwn_softc *sc) 4232251538Srpaulo{ 4233251538Srpaulo const struct urtwn_rf_prog *prog; 4234251538Srpaulo uint32_t reg, type; 4235251538Srpaulo int i, j, idx, off; 4236251538Srpaulo 4237251538Srpaulo /* Select RF programming based on board type. */ 4238264912Skevlo if (sc->chip & URTWN_CHIP_88E) 4239264912Skevlo prog = rtl8188eu_rf_prog; 4240264912Skevlo else if (!(sc->chip & URTWN_CHIP_92C)) { 4241251538Srpaulo if (sc->board_type == R92C_BOARD_TYPE_MINICARD) 4242251538Srpaulo prog = rtl8188ce_rf_prog; 4243251538Srpaulo else if (sc->board_type == R92C_BOARD_TYPE_HIGHPA) 4244251538Srpaulo prog = rtl8188ru_rf_prog; 4245251538Srpaulo else 4246251538Srpaulo prog = rtl8188cu_rf_prog; 4247251538Srpaulo } else 4248251538Srpaulo prog = rtl8192ce_rf_prog; 4249251538Srpaulo 4250251538Srpaulo for (i = 0; i < sc->nrxchains; i++) { 4251251538Srpaulo /* Save RF_ENV control type. */ 4252251538Srpaulo idx = i / 2; 4253251538Srpaulo off = (i % 2) * 16; 4254251538Srpaulo reg = urtwn_bb_read(sc, R92C_FPGA0_RFIFACESW(idx)); 4255251538Srpaulo type = (reg >> off) & 0x10; 4256251538Srpaulo 4257251538Srpaulo /* Set RF_ENV enable. */ 4258251538Srpaulo reg = urtwn_bb_read(sc, R92C_FPGA0_RFIFACEOE(i)); 4259251538Srpaulo reg |= 0x100000; 4260251538Srpaulo urtwn_bb_write(sc, R92C_FPGA0_RFIFACEOE(i), reg); 4261266472Shselasky urtwn_ms_delay(sc); 4262251538Srpaulo /* Set RF_ENV output high. */ 4263251538Srpaulo reg = urtwn_bb_read(sc, R92C_FPGA0_RFIFACEOE(i)); 4264251538Srpaulo reg |= 0x10; 4265251538Srpaulo urtwn_bb_write(sc, R92C_FPGA0_RFIFACEOE(i), reg); 4266266472Shselasky urtwn_ms_delay(sc); 4267251538Srpaulo /* Set address and data lengths of RF registers. */ 4268251538Srpaulo reg = urtwn_bb_read(sc, R92C_HSSI_PARAM2(i)); 4269251538Srpaulo reg &= ~R92C_HSSI_PARAM2_ADDR_LENGTH; 4270251538Srpaulo urtwn_bb_write(sc, R92C_HSSI_PARAM2(i), reg); 4271266472Shselasky urtwn_ms_delay(sc); 4272251538Srpaulo reg = urtwn_bb_read(sc, R92C_HSSI_PARAM2(i)); 4273251538Srpaulo reg &= ~R92C_HSSI_PARAM2_DATA_LENGTH; 4274251538Srpaulo urtwn_bb_write(sc, R92C_HSSI_PARAM2(i), reg); 4275266472Shselasky urtwn_ms_delay(sc); 4276251538Srpaulo 4277251538Srpaulo /* Write RF initialization values for this chain. */ 4278251538Srpaulo for (j = 0; j < prog[i].count; j++) { 4279251538Srpaulo if (prog[i].regs[j] >= 0xf9 && 4280251538Srpaulo prog[i].regs[j] <= 0xfe) { 4281251538Srpaulo /* 4282251538Srpaulo * These are fake RF registers offsets that 4283251538Srpaulo * indicate a delay is required. 4284251538Srpaulo */ 4285266472Shselasky usb_pause_mtx(&sc->sc_mtx, hz / 20); /* 50ms */ 4286251538Srpaulo continue; 4287251538Srpaulo } 4288251538Srpaulo urtwn_rf_write(sc, i, prog[i].regs[j], 4289251538Srpaulo prog[i].vals[j]); 4290266472Shselasky urtwn_ms_delay(sc); 4291251538Srpaulo } 4292251538Srpaulo 4293251538Srpaulo /* Restore RF_ENV control type. */ 4294251538Srpaulo reg = urtwn_bb_read(sc, R92C_FPGA0_RFIFACESW(idx)); 4295251538Srpaulo reg &= ~(0x10 << off) | (type << off); 4296251538Srpaulo urtwn_bb_write(sc, R92C_FPGA0_RFIFACESW(idx), reg); 4297251538Srpaulo 4298251538Srpaulo /* Cache RF register CHNLBW. */ 4299251538Srpaulo sc->rf_chnlbw[i] = urtwn_rf_read(sc, i, R92C_RF_CHNLBW); 4300251538Srpaulo } 4301251538Srpaulo 4302251538Srpaulo if ((sc->chip & (URTWN_CHIP_UMC_A_CUT | URTWN_CHIP_92C)) == 4303251538Srpaulo URTWN_CHIP_UMC_A_CUT) { 4304251538Srpaulo urtwn_rf_write(sc, 0, R92C_RF_RX_G1, 0x30255); 4305251538Srpaulo urtwn_rf_write(sc, 0, R92C_RF_RX_G2, 0x50a00); 4306251538Srpaulo } 4307251538Srpaulo} 4308251538Srpaulo 4309251538Srpaulostatic void 4310251538Srpaulourtwn_cam_init(struct urtwn_softc *sc) 4311251538Srpaulo{ 4312251538Srpaulo /* Invalidate all CAM entries. */ 4313251538Srpaulo urtwn_write_4(sc, R92C_CAMCMD, 4314251538Srpaulo R92C_CAMCMD_POLLING | R92C_CAMCMD_CLR); 4315251538Srpaulo} 4316251538Srpaulo 4317292175Savosstatic int 4318292175Savosurtwn_cam_write(struct urtwn_softc *sc, uint32_t addr, uint32_t data) 4319292175Savos{ 4320292175Savos usb_error_t error; 4321292175Savos 4322292175Savos error = urtwn_write_4(sc, R92C_CAMWRITE, data); 4323292175Savos if (error != USB_ERR_NORMAL_COMPLETION) 4324292175Savos return (EIO); 4325292175Savos error = urtwn_write_4(sc, R92C_CAMCMD, 4326292175Savos R92C_CAMCMD_POLLING | R92C_CAMCMD_WRITE | 4327292175Savos SM(R92C_CAMCMD_ADDR, addr)); 4328292175Savos if (error != USB_ERR_NORMAL_COMPLETION) 4329292175Savos return (EIO); 4330292175Savos 4331292175Savos return (0); 4332292175Savos} 4333292175Savos 4334251538Srpaulostatic void 4335251538Srpaulourtwn_pa_bias_init(struct urtwn_softc *sc) 4336251538Srpaulo{ 4337251538Srpaulo uint8_t reg; 4338251538Srpaulo int i; 4339251538Srpaulo 4340251538Srpaulo for (i = 0; i < sc->nrxchains; i++) { 4341251538Srpaulo if (sc->pa_setting & (1 << i)) 4342251538Srpaulo continue; 4343251538Srpaulo urtwn_rf_write(sc, i, R92C_RF_IPA, 0x0f406); 4344251538Srpaulo urtwn_rf_write(sc, i, R92C_RF_IPA, 0x4f406); 4345251538Srpaulo urtwn_rf_write(sc, i, R92C_RF_IPA, 0x8f406); 4346251538Srpaulo urtwn_rf_write(sc, i, R92C_RF_IPA, 0xcf406); 4347251538Srpaulo } 4348251538Srpaulo if (!(sc->pa_setting & 0x10)) { 4349251538Srpaulo reg = urtwn_read_1(sc, 0x16); 4350251538Srpaulo reg = (reg & ~0xf0) | 0x90; 4351251538Srpaulo urtwn_write_1(sc, 0x16, reg); 4352251538Srpaulo } 4353251538Srpaulo} 4354251538Srpaulo 4355251538Srpaulostatic void 4356251538Srpaulourtwn_rxfilter_init(struct urtwn_softc *sc) 4357251538Srpaulo{ 4358290564Savos struct ieee80211com *ic = &sc->sc_ic; 4359290564Savos struct ieee80211vap *vap = TAILQ_FIRST(&ic->ic_vaps); 4360290564Savos uint32_t rcr; 4361290564Savos uint16_t filter; 4362290564Savos 4363290564Savos URTWN_ASSERT_LOCKED(sc); 4364290564Savos 4365251538Srpaulo /* Accept all multicast frames. */ 4366251538Srpaulo urtwn_write_4(sc, R92C_MAR + 0, 0xffffffff); 4367251538Srpaulo urtwn_write_4(sc, R92C_MAR + 4, 0xffffffff); 4368290564Savos 4369290564Savos /* Filter for management frames. */ 4370290564Savos filter = 0x7f3f; 4371290631Savos switch (vap->iv_opmode) { 4372290631Savos case IEEE80211_M_STA: 4373290564Savos filter &= ~( 4374290564Savos R92C_RXFLTMAP_SUBTYPE(IEEE80211_FC0_SUBTYPE_ASSOC_REQ) | 4375290564Savos R92C_RXFLTMAP_SUBTYPE(IEEE80211_FC0_SUBTYPE_REASSOC_REQ) | 4376290564Savos R92C_RXFLTMAP_SUBTYPE(IEEE80211_FC0_SUBTYPE_PROBE_REQ)); 4377290631Savos break; 4378290631Savos case IEEE80211_M_HOSTAP: 4379290631Savos filter &= ~( 4380290631Savos R92C_RXFLTMAP_SUBTYPE(IEEE80211_FC0_SUBTYPE_ASSOC_RESP) | 4381296174Savos R92C_RXFLTMAP_SUBTYPE(IEEE80211_FC0_SUBTYPE_REASSOC_RESP)); 4382290631Savos break; 4383290631Savos case IEEE80211_M_MONITOR: 4384290651Savos case IEEE80211_M_IBSS: 4385290631Savos break; 4386290631Savos default: 4387290631Savos device_printf(sc->sc_dev, "%s: undefined opmode %d\n", 4388290631Savos __func__, vap->iv_opmode); 4389290631Savos break; 4390290564Savos } 4391290564Savos urtwn_write_2(sc, R92C_RXFLTMAP0, filter); 4392290564Savos 4393251538Srpaulo /* Reject all control frames. */ 4394251538Srpaulo urtwn_write_2(sc, R92C_RXFLTMAP1, 0x0000); 4395290564Savos 4396290564Savos /* Reject all data frames. */ 4397290564Savos urtwn_write_2(sc, R92C_RXFLTMAP2, 0x0000); 4398290564Savos 4399290564Savos rcr = R92C_RCR_AM | R92C_RCR_AB | R92C_RCR_APM | 4400290564Savos R92C_RCR_HTC_LOC_CTRL | R92C_RCR_APP_PHYSTS | 4401290564Savos R92C_RCR_APP_ICV | R92C_RCR_APP_MIC; 4402290564Savos 4403290564Savos if (vap->iv_opmode == IEEE80211_M_MONITOR) { 4404290564Savos /* Accept all frames. */ 4405290564Savos rcr |= R92C_RCR_ACF | R92C_RCR_ADF | R92C_RCR_AMF | 4406290564Savos R92C_RCR_AAP; 4407290564Savos } 4408290564Savos 4409290564Savos /* Set Rx filter. */ 4410290564Savos urtwn_write_4(sc, R92C_RCR, rcr); 4411290564Savos 4412290564Savos if (ic->ic_promisc != 0) { 4413290564Savos /* Update Rx filter. */ 4414290564Savos urtwn_set_promisc(sc); 4415290564Savos } 4416251538Srpaulo} 4417251538Srpaulo 4418251538Srpaulostatic void 4419251538Srpaulourtwn_edca_init(struct urtwn_softc *sc) 4420251538Srpaulo{ 4421251538Srpaulo urtwn_write_2(sc, R92C_SPEC_SIFS, 0x100a); 4422251538Srpaulo urtwn_write_2(sc, R92C_MAC_SPEC_SIFS, 0x100a); 4423251538Srpaulo urtwn_write_2(sc, R92C_SIFS_CCK, 0x100a); 4424251538Srpaulo urtwn_write_2(sc, R92C_SIFS_OFDM, 0x100a); 4425251538Srpaulo urtwn_write_4(sc, R92C_EDCA_BE_PARAM, 0x005ea42b); 4426251538Srpaulo urtwn_write_4(sc, R92C_EDCA_BK_PARAM, 0x0000a44f); 4427251538Srpaulo urtwn_write_4(sc, R92C_EDCA_VI_PARAM, 0x005ea324); 4428251538Srpaulo urtwn_write_4(sc, R92C_EDCA_VO_PARAM, 0x002fa226); 4429251538Srpaulo} 4430251538Srpaulo 4431289066Skevlostatic void 4432251538Srpaulourtwn_write_txpower(struct urtwn_softc *sc, int chain, 4433251538Srpaulo uint16_t power[URTWN_RIDX_COUNT]) 4434251538Srpaulo{ 4435251538Srpaulo uint32_t reg; 4436251538Srpaulo 4437251538Srpaulo /* Write per-CCK rate Tx power. */ 4438251538Srpaulo if (chain == 0) { 4439251538Srpaulo reg = urtwn_bb_read(sc, R92C_TXAGC_A_CCK1_MCS32); 4440251538Srpaulo reg = RW(reg, R92C_TXAGC_A_CCK1, power[0]); 4441251538Srpaulo urtwn_bb_write(sc, R92C_TXAGC_A_CCK1_MCS32, reg); 4442251538Srpaulo reg = urtwn_bb_read(sc, R92C_TXAGC_B_CCK11_A_CCK2_11); 4443251538Srpaulo reg = RW(reg, R92C_TXAGC_A_CCK2, power[1]); 4444251538Srpaulo reg = RW(reg, R92C_TXAGC_A_CCK55, power[2]); 4445251538Srpaulo reg = RW(reg, R92C_TXAGC_A_CCK11, power[3]); 4446251538Srpaulo urtwn_bb_write(sc, R92C_TXAGC_B_CCK11_A_CCK2_11, reg); 4447251538Srpaulo } else { 4448251538Srpaulo reg = urtwn_bb_read(sc, R92C_TXAGC_B_CCK1_55_MCS32); 4449251538Srpaulo reg = RW(reg, R92C_TXAGC_B_CCK1, power[0]); 4450251538Srpaulo reg = RW(reg, R92C_TXAGC_B_CCK2, power[1]); 4451251538Srpaulo reg = RW(reg, R92C_TXAGC_B_CCK55, power[2]); 4452251538Srpaulo urtwn_bb_write(sc, R92C_TXAGC_B_CCK1_55_MCS32, reg); 4453251538Srpaulo reg = urtwn_bb_read(sc, R92C_TXAGC_B_CCK11_A_CCK2_11); 4454251538Srpaulo reg = RW(reg, R92C_TXAGC_B_CCK11, power[3]); 4455251538Srpaulo urtwn_bb_write(sc, R92C_TXAGC_B_CCK11_A_CCK2_11, reg); 4456251538Srpaulo } 4457251538Srpaulo /* Write per-OFDM rate Tx power. */ 4458251538Srpaulo urtwn_bb_write(sc, R92C_TXAGC_RATE18_06(chain), 4459251538Srpaulo SM(R92C_TXAGC_RATE06, power[ 4]) | 4460251538Srpaulo SM(R92C_TXAGC_RATE09, power[ 5]) | 4461251538Srpaulo SM(R92C_TXAGC_RATE12, power[ 6]) | 4462251538Srpaulo SM(R92C_TXAGC_RATE18, power[ 7])); 4463251538Srpaulo urtwn_bb_write(sc, R92C_TXAGC_RATE54_24(chain), 4464251538Srpaulo SM(R92C_TXAGC_RATE24, power[ 8]) | 4465251538Srpaulo SM(R92C_TXAGC_RATE36, power[ 9]) | 4466251538Srpaulo SM(R92C_TXAGC_RATE48, power[10]) | 4467251538Srpaulo SM(R92C_TXAGC_RATE54, power[11])); 4468251538Srpaulo /* Write per-MCS Tx power. */ 4469251538Srpaulo urtwn_bb_write(sc, R92C_TXAGC_MCS03_MCS00(chain), 4470251538Srpaulo SM(R92C_TXAGC_MCS00, power[12]) | 4471251538Srpaulo SM(R92C_TXAGC_MCS01, power[13]) | 4472251538Srpaulo SM(R92C_TXAGC_MCS02, power[14]) | 4473251538Srpaulo SM(R92C_TXAGC_MCS03, power[15])); 4474251538Srpaulo urtwn_bb_write(sc, R92C_TXAGC_MCS07_MCS04(chain), 4475251538Srpaulo SM(R92C_TXAGC_MCS04, power[16]) | 4476251538Srpaulo SM(R92C_TXAGC_MCS05, power[17]) | 4477251538Srpaulo SM(R92C_TXAGC_MCS06, power[18]) | 4478251538Srpaulo SM(R92C_TXAGC_MCS07, power[19])); 4479251538Srpaulo urtwn_bb_write(sc, R92C_TXAGC_MCS11_MCS08(chain), 4480251538Srpaulo SM(R92C_TXAGC_MCS08, power[20]) | 4481261506Skevlo SM(R92C_TXAGC_MCS09, power[21]) | 4482251538Srpaulo SM(R92C_TXAGC_MCS10, power[22]) | 4483251538Srpaulo SM(R92C_TXAGC_MCS11, power[23])); 4484251538Srpaulo urtwn_bb_write(sc, R92C_TXAGC_MCS15_MCS12(chain), 4485251538Srpaulo SM(R92C_TXAGC_MCS12, power[24]) | 4486251538Srpaulo SM(R92C_TXAGC_MCS13, power[25]) | 4487251538Srpaulo SM(R92C_TXAGC_MCS14, power[26]) | 4488251538Srpaulo SM(R92C_TXAGC_MCS15, power[27])); 4489251538Srpaulo} 4490251538Srpaulo 4491289066Skevlostatic void 4492251538Srpaulourtwn_get_txpower(struct urtwn_softc *sc, int chain, 4493251538Srpaulo struct ieee80211_channel *c, struct ieee80211_channel *extc, 4494251538Srpaulo uint16_t power[URTWN_RIDX_COUNT]) 4495251538Srpaulo{ 4496287197Sglebius struct ieee80211com *ic = &sc->sc_ic; 4497291264Savos struct r92c_rom *rom = &sc->rom.r92c_rom; 4498251538Srpaulo uint16_t cckpow, ofdmpow, htpow, diff, max; 4499251538Srpaulo const struct urtwn_txpwr *base; 4500251538Srpaulo int ridx, chan, group; 4501251538Srpaulo 4502251538Srpaulo /* Determine channel group. */ 4503251538Srpaulo chan = ieee80211_chan2ieee(ic, c); /* XXX center freq! */ 4504251538Srpaulo if (chan <= 3) 4505251538Srpaulo group = 0; 4506251538Srpaulo else if (chan <= 9) 4507251538Srpaulo group = 1; 4508251538Srpaulo else 4509251538Srpaulo group = 2; 4510251538Srpaulo 4511251538Srpaulo /* Get original Tx power based on board type and RF chain. */ 4512251538Srpaulo if (!(sc->chip & URTWN_CHIP_92C)) { 4513251538Srpaulo if (sc->board_type == R92C_BOARD_TYPE_HIGHPA) 4514251538Srpaulo base = &rtl8188ru_txagc[chain]; 4515251538Srpaulo else 4516251538Srpaulo base = &rtl8192cu_txagc[chain]; 4517251538Srpaulo } else 4518251538Srpaulo base = &rtl8192cu_txagc[chain]; 4519251538Srpaulo 4520251538Srpaulo memset(power, 0, URTWN_RIDX_COUNT * sizeof(power[0])); 4521251538Srpaulo if (sc->regulatory == 0) { 4522289758Savos for (ridx = URTWN_RIDX_CCK1; ridx <= URTWN_RIDX_CCK11; ridx++) 4523251538Srpaulo power[ridx] = base->pwr[0][ridx]; 4524251538Srpaulo } 4525289758Savos for (ridx = URTWN_RIDX_OFDM6; ridx < URTWN_RIDX_COUNT; ridx++) { 4526251538Srpaulo if (sc->regulatory == 3) { 4527251538Srpaulo power[ridx] = base->pwr[0][ridx]; 4528251538Srpaulo /* Apply vendor limits. */ 4529251538Srpaulo if (extc != NULL) 4530251538Srpaulo max = rom->ht40_max_pwr[group]; 4531251538Srpaulo else 4532251538Srpaulo max = rom->ht20_max_pwr[group]; 4533251538Srpaulo max = (max >> (chain * 4)) & 0xf; 4534251538Srpaulo if (power[ridx] > max) 4535251538Srpaulo power[ridx] = max; 4536251538Srpaulo } else if (sc->regulatory == 1) { 4537251538Srpaulo if (extc == NULL) 4538251538Srpaulo power[ridx] = base->pwr[group][ridx]; 4539251538Srpaulo } else if (sc->regulatory != 2) 4540251538Srpaulo power[ridx] = base->pwr[0][ridx]; 4541251538Srpaulo } 4542251538Srpaulo 4543251538Srpaulo /* Compute per-CCK rate Tx power. */ 4544251538Srpaulo cckpow = rom->cck_tx_pwr[chain][group]; 4545289758Savos for (ridx = URTWN_RIDX_CCK1; ridx <= URTWN_RIDX_CCK11; ridx++) { 4546251538Srpaulo power[ridx] += cckpow; 4547251538Srpaulo if (power[ridx] > R92C_MAX_TX_PWR) 4548251538Srpaulo power[ridx] = R92C_MAX_TX_PWR; 4549251538Srpaulo } 4550251538Srpaulo 4551251538Srpaulo htpow = rom->ht40_1s_tx_pwr[chain][group]; 4552251538Srpaulo if (sc->ntxchains > 1) { 4553251538Srpaulo /* Apply reduction for 2 spatial streams. */ 4554251538Srpaulo diff = rom->ht40_2s_tx_pwr_diff[group]; 4555251538Srpaulo diff = (diff >> (chain * 4)) & 0xf; 4556251538Srpaulo htpow = (htpow > diff) ? htpow - diff : 0; 4557251538Srpaulo } 4558251538Srpaulo 4559251538Srpaulo /* Compute per-OFDM rate Tx power. */ 4560251538Srpaulo diff = rom->ofdm_tx_pwr_diff[group]; 4561251538Srpaulo diff = (diff >> (chain * 4)) & 0xf; 4562251538Srpaulo ofdmpow = htpow + diff; /* HT->OFDM correction. */ 4563289758Savos for (ridx = URTWN_RIDX_OFDM6; ridx <= URTWN_RIDX_OFDM54; ridx++) { 4564251538Srpaulo power[ridx] += ofdmpow; 4565251538Srpaulo if (power[ridx] > R92C_MAX_TX_PWR) 4566251538Srpaulo power[ridx] = R92C_MAX_TX_PWR; 4567251538Srpaulo } 4568251538Srpaulo 4569251538Srpaulo /* Compute per-MCS Tx power. */ 4570251538Srpaulo if (extc == NULL) { 4571251538Srpaulo diff = rom->ht20_tx_pwr_diff[group]; 4572251538Srpaulo diff = (diff >> (chain * 4)) & 0xf; 4573251538Srpaulo htpow += diff; /* HT40->HT20 correction. */ 4574251538Srpaulo } 4575251538Srpaulo for (ridx = 12; ridx <= 27; ridx++) { 4576251538Srpaulo power[ridx] += htpow; 4577251538Srpaulo if (power[ridx] > R92C_MAX_TX_PWR) 4578251538Srpaulo power[ridx] = R92C_MAX_TX_PWR; 4579251538Srpaulo } 4580294471Savos#ifdef USB_DEBUG 4581294471Savos if (sc->sc_debug & URTWN_DEBUG_TXPWR) { 4582251538Srpaulo /* Dump per-rate Tx power values. */ 4583251538Srpaulo printf("Tx power for chain %d:\n", chain); 4584289758Savos for (ridx = URTWN_RIDX_CCK1; ridx < URTWN_RIDX_COUNT; ridx++) 4585251538Srpaulo printf("Rate %d = %u\n", ridx, power[ridx]); 4586251538Srpaulo } 4587251538Srpaulo#endif 4588251538Srpaulo} 4589251538Srpaulo 4590289066Skevlostatic void 4591264912Skevlourtwn_r88e_get_txpower(struct urtwn_softc *sc, int chain, 4592264912Skevlo struct ieee80211_channel *c, struct ieee80211_channel *extc, 4593264912Skevlo uint16_t power[URTWN_RIDX_COUNT]) 4594264912Skevlo{ 4595287197Sglebius struct ieee80211com *ic = &sc->sc_ic; 4596294198Savos struct r88e_rom *rom = &sc->rom.r88e_rom; 4597264912Skevlo uint16_t cckpow, ofdmpow, bw20pow, htpow; 4598264912Skevlo const struct urtwn_r88e_txpwr *base; 4599264912Skevlo int ridx, chan, group; 4600264912Skevlo 4601264912Skevlo /* Determine channel group. */ 4602264912Skevlo chan = ieee80211_chan2ieee(ic, c); /* XXX center freq! */ 4603264912Skevlo if (chan <= 2) 4604264912Skevlo group = 0; 4605264912Skevlo else if (chan <= 5) 4606264912Skevlo group = 1; 4607264912Skevlo else if (chan <= 8) 4608264912Skevlo group = 2; 4609264912Skevlo else if (chan <= 11) 4610264912Skevlo group = 3; 4611264912Skevlo else if (chan <= 13) 4612264912Skevlo group = 4; 4613264912Skevlo else 4614264912Skevlo group = 5; 4615264912Skevlo 4616264912Skevlo /* Get original Tx power based on board type and RF chain. */ 4617264912Skevlo base = &rtl8188eu_txagc[chain]; 4618264912Skevlo 4619264912Skevlo memset(power, 0, URTWN_RIDX_COUNT * sizeof(power[0])); 4620264912Skevlo if (sc->regulatory == 0) { 4621289758Savos for (ridx = URTWN_RIDX_CCK1; ridx <= URTWN_RIDX_CCK11; ridx++) 4622264912Skevlo power[ridx] = base->pwr[0][ridx]; 4623264912Skevlo } 4624289758Savos for (ridx = URTWN_RIDX_OFDM6; ridx < URTWN_RIDX_COUNT; ridx++) { 4625264912Skevlo if (sc->regulatory == 3) 4626264912Skevlo power[ridx] = base->pwr[0][ridx]; 4627264912Skevlo else if (sc->regulatory == 1) { 4628264912Skevlo if (extc == NULL) 4629264912Skevlo power[ridx] = base->pwr[group][ridx]; 4630264912Skevlo } else if (sc->regulatory != 2) 4631264912Skevlo power[ridx] = base->pwr[0][ridx]; 4632264912Skevlo } 4633264912Skevlo 4634264912Skevlo /* Compute per-CCK rate Tx power. */ 4635294198Savos cckpow = rom->cck_tx_pwr[group]; 4636289758Savos for (ridx = URTWN_RIDX_CCK1; ridx <= URTWN_RIDX_CCK11; ridx++) { 4637264912Skevlo power[ridx] += cckpow; 4638264912Skevlo if (power[ridx] > R92C_MAX_TX_PWR) 4639264912Skevlo power[ridx] = R92C_MAX_TX_PWR; 4640264912Skevlo } 4641264912Skevlo 4642294198Savos htpow = rom->ht40_tx_pwr[group]; 4643264912Skevlo 4644264912Skevlo /* Compute per-OFDM rate Tx power. */ 4645264912Skevlo ofdmpow = htpow + sc->ofdm_tx_pwr_diff; 4646289758Savos for (ridx = URTWN_RIDX_OFDM6; ridx <= URTWN_RIDX_OFDM54; ridx++) { 4647264912Skevlo power[ridx] += ofdmpow; 4648264912Skevlo if (power[ridx] > R92C_MAX_TX_PWR) 4649264912Skevlo power[ridx] = R92C_MAX_TX_PWR; 4650264912Skevlo } 4651264912Skevlo 4652264912Skevlo bw20pow = htpow + sc->bw20_tx_pwr_diff; 4653264912Skevlo for (ridx = 12; ridx <= 27; ridx++) { 4654264912Skevlo power[ridx] += bw20pow; 4655264912Skevlo if (power[ridx] > R92C_MAX_TX_PWR) 4656264912Skevlo power[ridx] = R92C_MAX_TX_PWR; 4657264912Skevlo } 4658264912Skevlo} 4659264912Skevlo 4660289066Skevlostatic void 4661251538Srpaulourtwn_set_txpower(struct urtwn_softc *sc, struct ieee80211_channel *c, 4662251538Srpaulo struct ieee80211_channel *extc) 4663251538Srpaulo{ 4664251538Srpaulo uint16_t power[URTWN_RIDX_COUNT]; 4665251538Srpaulo int i; 4666251538Srpaulo 4667251538Srpaulo for (i = 0; i < sc->ntxchains; i++) { 4668251538Srpaulo /* Compute per-rate Tx power values. */ 4669264912Skevlo if (sc->chip & URTWN_CHIP_88E) 4670264912Skevlo urtwn_r88e_get_txpower(sc, i, c, extc, power); 4671264912Skevlo else 4672264912Skevlo urtwn_get_txpower(sc, i, c, extc, power); 4673251538Srpaulo /* Write per-rate Tx power values to hardware. */ 4674251538Srpaulo urtwn_write_txpower(sc, i, power); 4675251538Srpaulo } 4676251538Srpaulo} 4677251538Srpaulo 4678251538Srpaulostatic void 4679290048Savosurtwn_set_rx_bssid_all(struct urtwn_softc *sc, int enable) 4680290048Savos{ 4681290048Savos uint32_t reg; 4682290048Savos 4683290048Savos reg = urtwn_read_4(sc, R92C_RCR); 4684290048Savos if (enable) 4685290048Savos reg &= ~R92C_RCR_CBSSID_BCN; 4686290048Savos else 4687290048Savos reg |= R92C_RCR_CBSSID_BCN; 4688290048Savos urtwn_write_4(sc, R92C_RCR, reg); 4689290048Savos} 4690290048Savos 4691290048Savosstatic void 4692290048Savosurtwn_set_gain(struct urtwn_softc *sc, uint8_t gain) 4693290048Savos{ 4694290048Savos uint32_t reg; 4695290048Savos 4696290048Savos reg = urtwn_bb_read(sc, R92C_OFDM0_AGCCORE1(0)); 4697290048Savos reg = RW(reg, R92C_OFDM0_AGCCORE1_GAIN, gain); 4698290048Savos urtwn_bb_write(sc, R92C_OFDM0_AGCCORE1(0), reg); 4699290048Savos 4700290048Savos if (!(sc->chip & URTWN_CHIP_88E)) { 4701290048Savos reg = urtwn_bb_read(sc, R92C_OFDM0_AGCCORE1(1)); 4702290048Savos reg = RW(reg, R92C_OFDM0_AGCCORE1_GAIN, gain); 4703290048Savos urtwn_bb_write(sc, R92C_OFDM0_AGCCORE1(1), reg); 4704290048Savos } 4705290048Savos} 4706290048Savos 4707290048Savosstatic void 4708251538Srpaulourtwn_scan_start(struct ieee80211com *ic) 4709251538Srpaulo{ 4710290048Savos struct urtwn_softc *sc = ic->ic_softc; 4711290048Savos 4712290048Savos URTWN_LOCK(sc); 4713290048Savos /* Receive beacons / probe responses from any BSSID. */ 4714290651Savos if (ic->ic_opmode != IEEE80211_M_IBSS) 4715290651Savos urtwn_set_rx_bssid_all(sc, 1); 4716290651Savos 4717290048Savos /* Set gain for scanning. */ 4718290048Savos urtwn_set_gain(sc, 0x20); 4719290048Savos URTWN_UNLOCK(sc); 4720251538Srpaulo} 4721251538Srpaulo 4722251538Srpaulostatic void 4723251538Srpaulourtwn_scan_end(struct ieee80211com *ic) 4724251538Srpaulo{ 4725290048Savos struct urtwn_softc *sc = ic->ic_softc; 4726290048Savos 4727290048Savos URTWN_LOCK(sc); 4728290048Savos /* Restore limitations. */ 4729290651Savos if (ic->ic_promisc == 0 && ic->ic_opmode != IEEE80211_M_IBSS) 4730290564Savos urtwn_set_rx_bssid_all(sc, 0); 4731290651Savos 4732290048Savos /* Set gain under link. */ 4733290048Savos urtwn_set_gain(sc, 0x32); 4734290048Savos URTWN_UNLOCK(sc); 4735251538Srpaulo} 4736251538Srpaulo 4737251538Srpaulostatic void 4738251538Srpaulourtwn_set_channel(struct ieee80211com *ic) 4739251538Srpaulo{ 4740286949Sadrian struct urtwn_softc *sc = ic->ic_softc; 4741292173Savos struct ieee80211_channel *c = ic->ic_curchan; 4742281070Srpaulo struct ieee80211vap *vap = TAILQ_FIRST(&ic->ic_vaps); 4743251538Srpaulo 4744251538Srpaulo URTWN_LOCK(sc); 4745281070Srpaulo if (vap->iv_state == IEEE80211_S_SCAN) { 4746281070Srpaulo /* Make link LED blink during scan. */ 4747281070Srpaulo urtwn_set_led(sc, URTWN_LED_LINK, !sc->ledlink); 4748281070Srpaulo } 4749292173Savos urtwn_set_chan(sc, c, NULL); 4750292173Savos sc->sc_rxtap.wr_chan_freq = htole16(c->ic_freq); 4751292173Savos sc->sc_rxtap.wr_chan_flags = htole16(c->ic_flags); 4752292173Savos sc->sc_txtap.wt_chan_freq = htole16(c->ic_freq); 4753292173Savos sc->sc_txtap.wt_chan_flags = htole16(c->ic_flags); 4754251538Srpaulo URTWN_UNLOCK(sc); 4755251538Srpaulo} 4756251538Srpaulo 4757292014Savosstatic int 4758292014Savosurtwn_wme_update(struct ieee80211com *ic) 4759292014Savos{ 4760292014Savos const struct wmeParams *wmep = 4761292014Savos ic->ic_wme.wme_chanParams.cap_wmeParams; 4762292014Savos struct urtwn_softc *sc = ic->ic_softc; 4763292014Savos uint8_t aifs, acm, slottime; 4764292014Savos int ac; 4765292014Savos 4766292014Savos acm = 0; 4767292165Savos slottime = IEEE80211_GET_SLOTTIME(ic); 4768292014Savos 4769292014Savos URTWN_LOCK(sc); 4770292014Savos for (ac = WME_AC_BE; ac < WME_NUM_AC; ac++) { 4771292014Savos /* AIFS[AC] = AIFSN[AC] * aSlotTime + aSIFSTime. */ 4772292014Savos aifs = wmep[ac].wmep_aifsn * slottime + IEEE80211_DUR_SIFS; 4773292014Savos urtwn_write_4(sc, wme2queue[ac].reg, 4774292014Savos SM(R92C_EDCA_PARAM_TXOP, wmep[ac].wmep_txopLimit) | 4775292014Savos SM(R92C_EDCA_PARAM_ECWMIN, wmep[ac].wmep_logcwmin) | 4776292014Savos SM(R92C_EDCA_PARAM_ECWMAX, wmep[ac].wmep_logcwmax) | 4777292014Savos SM(R92C_EDCA_PARAM_AIFS, aifs)); 4778292014Savos if (ac != WME_AC_BE) 4779292014Savos acm |= wmep[ac].wmep_acm << ac; 4780292014Savos } 4781292014Savos 4782292014Savos if (acm != 0) 4783292014Savos acm |= R92C_ACMHWCTRL_EN; 4784292014Savos urtwn_write_1(sc, R92C_ACMHWCTRL, 4785292014Savos (urtwn_read_1(sc, R92C_ACMHWCTRL) & ~R92C_ACMHWCTRL_ACM_MASK) | 4786292014Savos acm); 4787292014Savos 4788292014Savos URTWN_UNLOCK(sc); 4789292014Savos 4790292014Savos return 0; 4791292014Savos} 4792292014Savos 4793251538Srpaulostatic void 4794294465Savosurtwn_update_slot(struct ieee80211com *ic) 4795294465Savos{ 4796294465Savos urtwn_cmd_sleepable(ic->ic_softc, NULL, 0, urtwn_update_slot_cb); 4797294465Savos} 4798294465Savos 4799294465Savosstatic void 4800294465Savosurtwn_update_slot_cb(struct urtwn_softc *sc, union sec_param *data) 4801294465Savos{ 4802294465Savos struct ieee80211com *ic = &sc->sc_ic; 4803294465Savos uint8_t slottime; 4804294465Savos 4805294465Savos slottime = IEEE80211_GET_SLOTTIME(ic); 4806294465Savos 4807294471Savos URTWN_DPRINTF(sc, URTWN_DEBUG_ANY, "%s: setting slot time to %uus\n", 4808294471Savos __func__, slottime); 4809294465Savos 4810294465Savos urtwn_write_1(sc, R92C_SLOT, slottime); 4811294465Savos urtwn_update_aifs(sc, slottime); 4812294465Savos} 4813294465Savos 4814294465Savosstatic void 4815294465Savosurtwn_update_aifs(struct urtwn_softc *sc, uint8_t slottime) 4816294465Savos{ 4817294465Savos const struct wmeParams *wmep = 4818294465Savos sc->sc_ic.ic_wme.wme_chanParams.cap_wmeParams; 4819294465Savos uint8_t aifs, ac; 4820294465Savos 4821294465Savos for (ac = WME_AC_BE; ac < WME_NUM_AC; ac++) { 4822294465Savos /* AIFS[AC] = AIFSN[AC] * aSlotTime + aSIFSTime. */ 4823294465Savos aifs = wmep[ac].wmep_aifsn * slottime + IEEE80211_DUR_SIFS; 4824294465Savos urtwn_write_1(sc, wme2queue[ac].reg, aifs); 4825294465Savos } 4826294465Savos} 4827294465Savos 4828294465Savosstatic void 4829290564Savosurtwn_set_promisc(struct urtwn_softc *sc) 4830290564Savos{ 4831290564Savos struct ieee80211com *ic = &sc->sc_ic; 4832290564Savos struct ieee80211vap *vap = TAILQ_FIRST(&ic->ic_vaps); 4833290564Savos uint32_t rcr, mask1, mask2; 4834290564Savos 4835290564Savos URTWN_ASSERT_LOCKED(sc); 4836290564Savos 4837290564Savos if (vap->iv_opmode == IEEE80211_M_MONITOR) 4838290564Savos return; 4839290564Savos 4840290564Savos mask1 = R92C_RCR_ACF | R92C_RCR_ADF | R92C_RCR_AMF | R92C_RCR_AAP; 4841290564Savos mask2 = R92C_RCR_APM; 4842290564Savos 4843290564Savos if (vap->iv_state == IEEE80211_S_RUN) { 4844290564Savos switch (vap->iv_opmode) { 4845290564Savos case IEEE80211_M_STA: 4846290631Savos mask2 |= R92C_RCR_CBSSID_DATA; 4847290631Savos /* FALLTHROUGH */ 4848290631Savos case IEEE80211_M_HOSTAP: 4849290631Savos mask2 |= R92C_RCR_CBSSID_BCN; 4850290564Savos break; 4851290651Savos case IEEE80211_M_IBSS: 4852290651Savos mask2 |= R92C_RCR_CBSSID_DATA; 4853290651Savos break; 4854290564Savos default: 4855290564Savos device_printf(sc->sc_dev, "%s: undefined opmode %d\n", 4856290564Savos __func__, vap->iv_opmode); 4857290564Savos return; 4858290564Savos } 4859290564Savos } 4860290564Savos 4861290564Savos rcr = urtwn_read_4(sc, R92C_RCR); 4862290564Savos if (ic->ic_promisc == 0) 4863290564Savos rcr = (rcr & ~mask1) | mask2; 4864290564Savos else 4865290564Savos rcr = (rcr & ~mask2) | mask1; 4866290564Savos urtwn_write_4(sc, R92C_RCR, rcr); 4867290564Savos} 4868290564Savos 4869290564Savosstatic void 4870290564Savosurtwn_update_promisc(struct ieee80211com *ic) 4871290564Savos{ 4872290564Savos struct urtwn_softc *sc = ic->ic_softc; 4873290564Savos 4874290564Savos URTWN_LOCK(sc); 4875290564Savos if (sc->sc_flags & URTWN_RUNNING) 4876290564Savos urtwn_set_promisc(sc); 4877290564Savos URTWN_UNLOCK(sc); 4878290564Savos} 4879290564Savos 4880290564Savosstatic void 4881283540Sglebiusurtwn_update_mcast(struct ieee80211com *ic) 4882251538Srpaulo{ 4883251538Srpaulo /* XXX do nothing? */ 4884251538Srpaulo} 4885251538Srpaulo 4886292167Savosstatic struct ieee80211_node * 4887297910Sadrianurtwn_node_alloc(struct ieee80211vap *vap, 4888292167Savos const uint8_t mac[IEEE80211_ADDR_LEN]) 4889292167Savos{ 4890292167Savos struct urtwn_node *un; 4891292167Savos 4892292167Savos un = malloc(sizeof (struct urtwn_node), M_80211_NODE, 4893292167Savos M_NOWAIT | M_ZERO); 4894292167Savos 4895292167Savos if (un == NULL) 4896292167Savos return NULL; 4897292167Savos 4898292167Savos un->id = URTWN_MACID_UNDEFINED; 4899292167Savos 4900292167Savos return &un->ni; 4901292167Savos} 4902292167Savos 4903251538Srpaulostatic void 4904297910Sadrianurtwn_newassoc(struct ieee80211_node *ni, int isnew) 4905292167Savos{ 4906292167Savos struct urtwn_softc *sc = ni->ni_ic->ic_softc; 4907292167Savos struct urtwn_node *un = URTWN_NODE(ni); 4908292167Savos uint8_t id; 4909292167Savos 4910297910Sadrian /* Only do this bit for R88E chips */ 4911297910Sadrian if (! (sc->chip & URTWN_CHIP_88E)) 4912297910Sadrian return; 4913297910Sadrian 4914292167Savos if (!isnew) 4915292167Savos return; 4916292167Savos 4917292167Savos URTWN_NT_LOCK(sc); 4918292167Savos for (id = 0; id <= URTWN_MACID_MAX(sc); id++) { 4919292167Savos if (id != URTWN_MACID_BC && sc->node_list[id] == NULL) { 4920292167Savos un->id = id; 4921292167Savos sc->node_list[id] = ni; 4922292167Savos break; 4923292167Savos } 4924292167Savos } 4925292167Savos URTWN_NT_UNLOCK(sc); 4926292167Savos 4927292167Savos if (id > URTWN_MACID_MAX(sc)) { 4928292167Savos device_printf(sc->sc_dev, "%s: node table is full\n", 4929292167Savos __func__); 4930292167Savos } 4931292167Savos} 4932292167Savos 4933292167Savosstatic void 4934297910Sadrianurtwn_node_free(struct ieee80211_node *ni) 4935292167Savos{ 4936292167Savos struct urtwn_softc *sc = ni->ni_ic->ic_softc; 4937292167Savos struct urtwn_node *un = URTWN_NODE(ni); 4938292167Savos 4939292167Savos URTWN_NT_LOCK(sc); 4940292167Savos if (un->id != URTWN_MACID_UNDEFINED) 4941292167Savos sc->node_list[un->id] = NULL; 4942292167Savos URTWN_NT_UNLOCK(sc); 4943292167Savos 4944292167Savos sc->sc_node_free(ni); 4945292167Savos} 4946292167Savos 4947292167Savosstatic void 4948251538Srpaulourtwn_set_chan(struct urtwn_softc *sc, struct ieee80211_channel *c, 4949251538Srpaulo struct ieee80211_channel *extc) 4950251538Srpaulo{ 4951287197Sglebius struct ieee80211com *ic = &sc->sc_ic; 4952251538Srpaulo uint32_t reg; 4953251538Srpaulo u_int chan; 4954251538Srpaulo int i; 4955251538Srpaulo 4956251538Srpaulo chan = ieee80211_chan2ieee(ic, c); /* XXX center freq! */ 4957251538Srpaulo if (chan == 0 || chan == IEEE80211_CHAN_ANY) { 4958251538Srpaulo device_printf(sc->sc_dev, 4959251538Srpaulo "%s: invalid channel %x\n", __func__, chan); 4960251538Srpaulo return; 4961251538Srpaulo } 4962251538Srpaulo 4963251538Srpaulo /* Set Tx power for this new channel. */ 4964251538Srpaulo urtwn_set_txpower(sc, c, extc); 4965251538Srpaulo 4966251538Srpaulo for (i = 0; i < sc->nrxchains; i++) { 4967251538Srpaulo urtwn_rf_write(sc, i, R92C_RF_CHNLBW, 4968251538Srpaulo RW(sc->rf_chnlbw[i], R92C_RF_CHNLBW_CHNL, chan)); 4969251538Srpaulo } 4970251538Srpaulo#ifndef IEEE80211_NO_HT 4971251538Srpaulo if (extc != NULL) { 4972251538Srpaulo /* Is secondary channel below or above primary? */ 4973251538Srpaulo int prichlo = c->ic_freq < extc->ic_freq; 4974251538Srpaulo 4975251538Srpaulo urtwn_write_1(sc, R92C_BWOPMODE, 4976251538Srpaulo urtwn_read_1(sc, R92C_BWOPMODE) & ~R92C_BWOPMODE_20MHZ); 4977251538Srpaulo 4978251538Srpaulo reg = urtwn_read_1(sc, R92C_RRSR + 2); 4979251538Srpaulo reg = (reg & ~0x6f) | (prichlo ? 1 : 2) << 5; 4980251538Srpaulo urtwn_write_1(sc, R92C_RRSR + 2, reg); 4981251538Srpaulo 4982251538Srpaulo urtwn_bb_write(sc, R92C_FPGA0_RFMOD, 4983251538Srpaulo urtwn_bb_read(sc, R92C_FPGA0_RFMOD) | R92C_RFMOD_40MHZ); 4984251538Srpaulo urtwn_bb_write(sc, R92C_FPGA1_RFMOD, 4985251538Srpaulo urtwn_bb_read(sc, R92C_FPGA1_RFMOD) | R92C_RFMOD_40MHZ); 4986251538Srpaulo 4987251538Srpaulo /* Set CCK side band. */ 4988251538Srpaulo reg = urtwn_bb_read(sc, R92C_CCK0_SYSTEM); 4989251538Srpaulo reg = (reg & ~0x00000010) | (prichlo ? 0 : 1) << 4; 4990251538Srpaulo urtwn_bb_write(sc, R92C_CCK0_SYSTEM, reg); 4991251538Srpaulo 4992251538Srpaulo reg = urtwn_bb_read(sc, R92C_OFDM1_LSTF); 4993251538Srpaulo reg = (reg & ~0x00000c00) | (prichlo ? 1 : 2) << 10; 4994251538Srpaulo urtwn_bb_write(sc, R92C_OFDM1_LSTF, reg); 4995251538Srpaulo 4996251538Srpaulo urtwn_bb_write(sc, R92C_FPGA0_ANAPARAM2, 4997251538Srpaulo urtwn_bb_read(sc, R92C_FPGA0_ANAPARAM2) & 4998251538Srpaulo ~R92C_FPGA0_ANAPARAM2_CBW20); 4999251538Srpaulo 5000251538Srpaulo reg = urtwn_bb_read(sc, 0x818); 5001251538Srpaulo reg = (reg & ~0x0c000000) | (prichlo ? 2 : 1) << 26; 5002251538Srpaulo urtwn_bb_write(sc, 0x818, reg); 5003251538Srpaulo 5004251538Srpaulo /* Select 40MHz bandwidth. */ 5005251538Srpaulo urtwn_rf_write(sc, 0, R92C_RF_CHNLBW, 5006251538Srpaulo (sc->rf_chnlbw[0] & ~0xfff) | chan); 5007251538Srpaulo } else 5008251538Srpaulo#endif 5009251538Srpaulo { 5010251538Srpaulo urtwn_write_1(sc, R92C_BWOPMODE, 5011251538Srpaulo urtwn_read_1(sc, R92C_BWOPMODE) | R92C_BWOPMODE_20MHZ); 5012251538Srpaulo 5013251538Srpaulo urtwn_bb_write(sc, R92C_FPGA0_RFMOD, 5014251538Srpaulo urtwn_bb_read(sc, R92C_FPGA0_RFMOD) & ~R92C_RFMOD_40MHZ); 5015251538Srpaulo urtwn_bb_write(sc, R92C_FPGA1_RFMOD, 5016251538Srpaulo urtwn_bb_read(sc, R92C_FPGA1_RFMOD) & ~R92C_RFMOD_40MHZ); 5017251538Srpaulo 5018264912Skevlo if (!(sc->chip & URTWN_CHIP_88E)) { 5019264912Skevlo urtwn_bb_write(sc, R92C_FPGA0_ANAPARAM2, 5020264912Skevlo urtwn_bb_read(sc, R92C_FPGA0_ANAPARAM2) | 5021264912Skevlo R92C_FPGA0_ANAPARAM2_CBW20); 5022264912Skevlo } 5023281069Srpaulo 5024251538Srpaulo /* Select 20MHz bandwidth. */ 5025251538Srpaulo urtwn_rf_write(sc, 0, R92C_RF_CHNLBW, 5026281069Srpaulo (sc->rf_chnlbw[0] & ~0xfff) | chan | 5027264912Skevlo ((sc->chip & URTWN_CHIP_88E) ? R88E_RF_CHNLBW_BW20 : 5028264912Skevlo R92C_RF_CHNLBW_BW20)); 5029251538Srpaulo } 5030251538Srpaulo} 5031251538Srpaulo 5032251538Srpaulostatic void 5033251538Srpaulourtwn_iq_calib(struct urtwn_softc *sc) 5034251538Srpaulo{ 5035251538Srpaulo /* TODO */ 5036251538Srpaulo} 5037251538Srpaulo 5038251538Srpaulostatic void 5039251538Srpaulourtwn_lc_calib(struct urtwn_softc *sc) 5040251538Srpaulo{ 5041251538Srpaulo uint32_t rf_ac[2]; 5042251538Srpaulo uint8_t txmode; 5043251538Srpaulo int i; 5044251538Srpaulo 5045251538Srpaulo txmode = urtwn_read_1(sc, R92C_OFDM1_LSTF + 3); 5046251538Srpaulo if ((txmode & 0x70) != 0) { 5047251538Srpaulo /* Disable all continuous Tx. */ 5048251538Srpaulo urtwn_write_1(sc, R92C_OFDM1_LSTF + 3, txmode & ~0x70); 5049251538Srpaulo 5050251538Srpaulo /* Set RF mode to standby mode. */ 5051251538Srpaulo for (i = 0; i < sc->nrxchains; i++) { 5052251538Srpaulo rf_ac[i] = urtwn_rf_read(sc, i, R92C_RF_AC); 5053251538Srpaulo urtwn_rf_write(sc, i, R92C_RF_AC, 5054251538Srpaulo RW(rf_ac[i], R92C_RF_AC_MODE, 5055251538Srpaulo R92C_RF_AC_MODE_STANDBY)); 5056251538Srpaulo } 5057251538Srpaulo } else { 5058251538Srpaulo /* Block all Tx queues. */ 5059293180Savos urtwn_write_1(sc, R92C_TXPAUSE, R92C_TX_QUEUE_ALL); 5060251538Srpaulo } 5061251538Srpaulo /* Start calibration. */ 5062251538Srpaulo urtwn_rf_write(sc, 0, R92C_RF_CHNLBW, 5063251538Srpaulo urtwn_rf_read(sc, 0, R92C_RF_CHNLBW) | R92C_RF_CHNLBW_LCSTART); 5064251538Srpaulo 5065251538Srpaulo /* Give calibration the time to complete. */ 5066266472Shselasky usb_pause_mtx(&sc->sc_mtx, hz / 10); /* 100ms */ 5067251538Srpaulo 5068251538Srpaulo /* Restore configuration. */ 5069251538Srpaulo if ((txmode & 0x70) != 0) { 5070251538Srpaulo /* Restore Tx mode. */ 5071251538Srpaulo urtwn_write_1(sc, R92C_OFDM1_LSTF + 3, txmode); 5072251538Srpaulo /* Restore RF mode. */ 5073251538Srpaulo for (i = 0; i < sc->nrxchains; i++) 5074251538Srpaulo urtwn_rf_write(sc, i, R92C_RF_AC, rf_ac[i]); 5075251538Srpaulo } else { 5076251538Srpaulo /* Unblock all Tx queues. */ 5077251538Srpaulo urtwn_write_1(sc, R92C_TXPAUSE, 0x00); 5078251538Srpaulo } 5079251538Srpaulo} 5080251538Srpaulo 5081294473Savosstatic void 5082294473Savosurtwn_temp_calib(struct urtwn_softc *sc) 5083294473Savos{ 5084294473Savos uint8_t temp; 5085294473Savos 5086294473Savos URTWN_ASSERT_LOCKED(sc); 5087294473Savos 5088294473Savos if (!(sc->sc_flags & URTWN_TEMP_MEASURED)) { 5089294473Savos /* Start measuring temperature. */ 5090294473Savos URTWN_DPRINTF(sc, URTWN_DEBUG_TEMP, 5091294473Savos "%s: start measuring temperature\n", __func__); 5092294473Savos if (sc->chip & URTWN_CHIP_88E) { 5093294473Savos urtwn_rf_write(sc, 0, R88E_RF_T_METER, 5094294473Savos R88E_RF_T_METER_START); 5095294473Savos } else { 5096294473Savos urtwn_rf_write(sc, 0, R92C_RF_T_METER, 5097294473Savos R92C_RF_T_METER_START); 5098294473Savos } 5099294473Savos sc->sc_flags |= URTWN_TEMP_MEASURED; 5100294473Savos return; 5101294473Savos } 5102294473Savos sc->sc_flags &= ~URTWN_TEMP_MEASURED; 5103294473Savos 5104294473Savos /* Read measured temperature. */ 5105294473Savos if (sc->chip & URTWN_CHIP_88E) { 5106294473Savos temp = MS(urtwn_rf_read(sc, 0, R88E_RF_T_METER), 5107294473Savos R88E_RF_T_METER_VAL); 5108294473Savos } else { 5109294473Savos temp = MS(urtwn_rf_read(sc, 0, R92C_RF_T_METER), 5110294473Savos R92C_RF_T_METER_VAL); 5111294473Savos } 5112294473Savos if (temp == 0) { /* Read failed, skip. */ 5113294473Savos URTWN_DPRINTF(sc, URTWN_DEBUG_TEMP, 5114294473Savos "%s: temperature read failed, skipping\n", __func__); 5115294473Savos return; 5116294473Savos } 5117294473Savos 5118294473Savos URTWN_DPRINTF(sc, URTWN_DEBUG_TEMP, 5119294473Savos "%s: temperature: previous %u, current %u\n", 5120294473Savos __func__, sc->thcal_lctemp, temp); 5121294473Savos 5122294473Savos /* 5123294473Savos * Redo LC calibration if temperature changed significantly since 5124294473Savos * last calibration. 5125294473Savos */ 5126294473Savos if (sc->thcal_lctemp == 0) { 5127294473Savos /* First LC calibration is performed in urtwn_init(). */ 5128294473Savos sc->thcal_lctemp = temp; 5129294473Savos } else if (abs(temp - sc->thcal_lctemp) > 1) { 5130294473Savos URTWN_DPRINTF(sc, URTWN_DEBUG_TEMP, 5131294473Savos "%s: LC calib triggered by temp: %u -> %u\n", 5132294473Savos __func__, sc->thcal_lctemp, temp); 5133294473Savos urtwn_lc_calib(sc); 5134294473Savos /* Record temperature of last LC calibration. */ 5135294473Savos sc->thcal_lctemp = temp; 5136294473Savos } 5137294473Savos} 5138294473Savos 5139291698Savosstatic int 5140287197Sglebiusurtwn_init(struct urtwn_softc *sc) 5141251538Srpaulo{ 5142287197Sglebius struct ieee80211com *ic = &sc->sc_ic; 5143287197Sglebius struct ieee80211vap *vap = TAILQ_FIRST(&ic->ic_vaps); 5144287197Sglebius uint8_t macaddr[IEEE80211_ADDR_LEN]; 5145251538Srpaulo uint32_t reg; 5146291698Savos usb_error_t usb_err = USB_ERR_NORMAL_COMPLETION; 5147251538Srpaulo int error; 5148251538Srpaulo 5149291698Savos URTWN_LOCK(sc); 5150291698Savos if (sc->sc_flags & URTWN_RUNNING) { 5151291698Savos URTWN_UNLOCK(sc); 5152291698Savos return (0); 5153291698Savos } 5154264864Skevlo 5155251538Srpaulo /* Init firmware commands ring. */ 5156251538Srpaulo sc->fwcur = 0; 5157251538Srpaulo 5158251538Srpaulo /* Allocate Tx/Rx buffers. */ 5159251538Srpaulo error = urtwn_alloc_rx_list(sc); 5160251538Srpaulo if (error != 0) 5161251538Srpaulo goto fail; 5162281069Srpaulo 5163251538Srpaulo error = urtwn_alloc_tx_list(sc); 5164251538Srpaulo if (error != 0) 5165251538Srpaulo goto fail; 5166251538Srpaulo 5167251538Srpaulo /* Power on adapter. */ 5168251538Srpaulo error = urtwn_power_on(sc); 5169251538Srpaulo if (error != 0) 5170251538Srpaulo goto fail; 5171251538Srpaulo 5172251538Srpaulo /* Initialize DMA. */ 5173251538Srpaulo error = urtwn_dma_init(sc); 5174251538Srpaulo if (error != 0) 5175251538Srpaulo goto fail; 5176251538Srpaulo 5177251538Srpaulo /* Set info size in Rx descriptors (in 64-bit words). */ 5178251538Srpaulo urtwn_write_1(sc, R92C_RX_DRVINFO_SZ, 4); 5179251538Srpaulo 5180251538Srpaulo /* Init interrupts. */ 5181264912Skevlo if (sc->chip & URTWN_CHIP_88E) { 5182291698Savos usb_err = urtwn_write_4(sc, R88E_HISR, 0xffffffff); 5183291698Savos if (usb_err != USB_ERR_NORMAL_COMPLETION) 5184291698Savos goto fail; 5185291698Savos usb_err = urtwn_write_4(sc, R88E_HIMR, R88E_HIMR_CPWM | R88E_HIMR_CPWM2 | 5186264912Skevlo R88E_HIMR_TBDER | R88E_HIMR_PSTIMEOUT); 5187291698Savos if (usb_err != USB_ERR_NORMAL_COMPLETION) 5188291698Savos goto fail; 5189291698Savos usb_err = urtwn_write_4(sc, R88E_HIMRE, R88E_HIMRE_RXFOVW | 5190264912Skevlo R88E_HIMRE_TXFOVW | R88E_HIMRE_RXERR | R88E_HIMRE_TXERR); 5191291698Savos if (usb_err != USB_ERR_NORMAL_COMPLETION) 5192291698Savos goto fail; 5193291698Savos usb_err = urtwn_write_1(sc, R92C_USB_SPECIAL_OPTION, 5194264912Skevlo urtwn_read_1(sc, R92C_USB_SPECIAL_OPTION) | 5195264912Skevlo R92C_USB_SPECIAL_OPTION_INT_BULK_SEL); 5196291698Savos if (usb_err != USB_ERR_NORMAL_COMPLETION) 5197291698Savos goto fail; 5198264912Skevlo } else { 5199291698Savos usb_err = urtwn_write_4(sc, R92C_HISR, 0xffffffff); 5200291698Savos if (usb_err != USB_ERR_NORMAL_COMPLETION) 5201291698Savos goto fail; 5202291698Savos usb_err = urtwn_write_4(sc, R92C_HIMR, 0xffffffff); 5203291698Savos if (usb_err != USB_ERR_NORMAL_COMPLETION) 5204291698Savos goto fail; 5205264912Skevlo } 5206251538Srpaulo 5207251538Srpaulo /* Set MAC address. */ 5208287197Sglebius IEEE80211_ADDR_COPY(macaddr, vap ? vap->iv_myaddr : ic->ic_macaddr); 5209291698Savos usb_err = urtwn_write_region_1(sc, R92C_MACID, macaddr, IEEE80211_ADDR_LEN); 5210291698Savos if (usb_err != USB_ERR_NORMAL_COMPLETION) 5211291698Savos goto fail; 5212251538Srpaulo 5213251538Srpaulo /* Set initial network type. */ 5214289811Savos urtwn_set_mode(sc, R92C_MSR_INFRA); 5215251538Srpaulo 5216290564Savos /* Initialize Rx filter. */ 5217251538Srpaulo urtwn_rxfilter_init(sc); 5218251538Srpaulo 5219282623Skevlo /* Set response rate. */ 5220251538Srpaulo reg = urtwn_read_4(sc, R92C_RRSR); 5221251538Srpaulo reg = RW(reg, R92C_RRSR_RATE_BITMAP, R92C_RRSR_RATE_CCK_ONLY_1M); 5222251538Srpaulo urtwn_write_4(sc, R92C_RRSR, reg); 5223251538Srpaulo 5224251538Srpaulo /* Set short/long retry limits. */ 5225251538Srpaulo urtwn_write_2(sc, R92C_RL, 5226251538Srpaulo SM(R92C_RL_SRL, 0x30) | SM(R92C_RL_LRL, 0x30)); 5227251538Srpaulo 5228251538Srpaulo /* Initialize EDCA parameters. */ 5229251538Srpaulo urtwn_edca_init(sc); 5230251538Srpaulo 5231251538Srpaulo /* Setup rate fallback. */ 5232264912Skevlo if (!(sc->chip & URTWN_CHIP_88E)) { 5233264912Skevlo urtwn_write_4(sc, R92C_DARFRC + 0, 0x00000000); 5234264912Skevlo urtwn_write_4(sc, R92C_DARFRC + 4, 0x10080404); 5235264912Skevlo urtwn_write_4(sc, R92C_RARFRC + 0, 0x04030201); 5236264912Skevlo urtwn_write_4(sc, R92C_RARFRC + 4, 0x08070605); 5237264912Skevlo } 5238251538Srpaulo 5239251538Srpaulo urtwn_write_1(sc, R92C_FWHW_TXQ_CTRL, 5240251538Srpaulo urtwn_read_1(sc, R92C_FWHW_TXQ_CTRL) | 5241251538Srpaulo R92C_FWHW_TXQ_CTRL_AMPDU_RTY_NEW); 5242251538Srpaulo /* Set ACK timeout. */ 5243251538Srpaulo urtwn_write_1(sc, R92C_ACKTO, 0x40); 5244251538Srpaulo 5245251538Srpaulo /* Setup USB aggregation. */ 5246251538Srpaulo reg = urtwn_read_4(sc, R92C_TDECTRL); 5247251538Srpaulo reg = RW(reg, R92C_TDECTRL_BLK_DESC_NUM, 6); 5248251538Srpaulo urtwn_write_4(sc, R92C_TDECTRL, reg); 5249251538Srpaulo urtwn_write_1(sc, R92C_TRXDMA_CTRL, 5250251538Srpaulo urtwn_read_1(sc, R92C_TRXDMA_CTRL) | 5251251538Srpaulo R92C_TRXDMA_CTRL_RXDMA_AGG_EN); 5252251538Srpaulo urtwn_write_1(sc, R92C_RXDMA_AGG_PG_TH, 48); 5253264912Skevlo if (sc->chip & URTWN_CHIP_88E) 5254264912Skevlo urtwn_write_1(sc, R92C_RXDMA_AGG_PG_TH + 1, 4); 5255282266Skevlo else { 5256264912Skevlo urtwn_write_1(sc, R92C_USB_DMA_AGG_TO, 4); 5257282266Skevlo urtwn_write_1(sc, R92C_USB_SPECIAL_OPTION, 5258282266Skevlo urtwn_read_1(sc, R92C_USB_SPECIAL_OPTION) | 5259282266Skevlo R92C_USB_SPECIAL_OPTION_AGG_EN); 5260282266Skevlo urtwn_write_1(sc, R92C_USB_AGG_TH, 8); 5261282266Skevlo urtwn_write_1(sc, R92C_USB_AGG_TO, 6); 5262282266Skevlo } 5263251538Srpaulo 5264251538Srpaulo /* Initialize beacon parameters. */ 5265264912Skevlo urtwn_write_2(sc, R92C_BCN_CTRL, 0x1010); 5266251538Srpaulo urtwn_write_2(sc, R92C_TBTT_PROHIBIT, 0x6404); 5267251538Srpaulo urtwn_write_1(sc, R92C_DRVERLYINT, 0x05); 5268251538Srpaulo urtwn_write_1(sc, R92C_BCNDMATIM, 0x02); 5269251538Srpaulo urtwn_write_2(sc, R92C_BCNTCFG, 0x660f); 5270251538Srpaulo 5271264912Skevlo if (!(sc->chip & URTWN_CHIP_88E)) { 5272264912Skevlo /* Setup AMPDU aggregation. */ 5273264912Skevlo urtwn_write_4(sc, R92C_AGGLEN_LMT, 0x99997631); /* MCS7~0 */ 5274264912Skevlo urtwn_write_1(sc, R92C_AGGR_BREAK_TIME, 0x16); 5275264912Skevlo urtwn_write_2(sc, R92C_MAX_AGGR_NUM, 0x0708); 5276251538Srpaulo 5277264912Skevlo urtwn_write_1(sc, R92C_BCN_MAX_ERR, 0xff); 5278264912Skevlo } 5279251538Srpaulo 5280295871Savos#ifndef URTWN_WITHOUT_UCODE 5281251538Srpaulo /* Load 8051 microcode. */ 5282251538Srpaulo error = urtwn_load_firmware(sc); 5283295871Savos if (error == 0) 5284295871Savos sc->sc_flags |= URTWN_FW_LOADED; 5285295871Savos#endif 5286251538Srpaulo 5287251538Srpaulo /* Initialize MAC/BB/RF blocks. */ 5288291698Savos error = urtwn_mac_init(sc); 5289291698Savos if (error != 0) { 5290291698Savos device_printf(sc->sc_dev, 5291291698Savos "%s: error while initializing MAC block\n", __func__); 5292291698Savos goto fail; 5293291698Savos } 5294251538Srpaulo urtwn_bb_init(sc); 5295251538Srpaulo urtwn_rf_init(sc); 5296251538Srpaulo 5297290564Savos /* Reinitialize Rx filter (D3845 is not committed yet). */ 5298290564Savos urtwn_rxfilter_init(sc); 5299290564Savos 5300264912Skevlo if (sc->chip & URTWN_CHIP_88E) { 5301264912Skevlo urtwn_write_2(sc, R92C_CR, 5302264912Skevlo urtwn_read_2(sc, R92C_CR) | R92C_CR_MACTXEN | 5303264912Skevlo R92C_CR_MACRXEN); 5304264912Skevlo } 5305264912Skevlo 5306251538Srpaulo /* Turn CCK and OFDM blocks on. */ 5307251538Srpaulo reg = urtwn_bb_read(sc, R92C_FPGA0_RFMOD); 5308251538Srpaulo reg |= R92C_RFMOD_CCK_EN; 5309291698Savos usb_err = urtwn_bb_write(sc, R92C_FPGA0_RFMOD, reg); 5310291698Savos if (usb_err != USB_ERR_NORMAL_COMPLETION) 5311291698Savos goto fail; 5312251538Srpaulo reg = urtwn_bb_read(sc, R92C_FPGA0_RFMOD); 5313251538Srpaulo reg |= R92C_RFMOD_OFDM_EN; 5314291698Savos usb_err = urtwn_bb_write(sc, R92C_FPGA0_RFMOD, reg); 5315291698Savos if (usb_err != USB_ERR_NORMAL_COMPLETION) 5316291698Savos goto fail; 5317251538Srpaulo 5318251538Srpaulo /* Clear per-station keys table. */ 5319251538Srpaulo urtwn_cam_init(sc); 5320251538Srpaulo 5321292175Savos /* Enable decryption / encryption. */ 5322292175Savos urtwn_write_2(sc, R92C_SECCFG, 5323292175Savos R92C_SECCFG_TXUCKEY_DEF | R92C_SECCFG_RXUCKEY_DEF | 5324292175Savos R92C_SECCFG_TXENC_ENA | R92C_SECCFG_RXDEC_ENA | 5325292175Savos R92C_SECCFG_TXBCKEY_DEF | R92C_SECCFG_RXBCKEY_DEF); 5326292175Savos 5327292175Savos /* 5328292175Savos * Install static keys (if any). 5329292175Savos * Must be called after urtwn_cam_init(). 5330292175Savos */ 5331292175Savos ieee80211_runtask(ic, &sc->cmdq_task); 5332292175Savos 5333251538Srpaulo /* Enable hardware sequence numbering. */ 5334293180Savos urtwn_write_1(sc, R92C_HWSEQ_CTRL, R92C_TX_QUEUE_ALL); 5335251538Srpaulo 5336292167Savos /* Enable per-packet TX report. */ 5337292167Savos if (sc->chip & URTWN_CHIP_88E) { 5338292167Savos urtwn_write_1(sc, R88E_TX_RPT_CTRL, 5339292167Savos urtwn_read_1(sc, R88E_TX_RPT_CTRL) | R88E_TX_RPT1_ENA); 5340292167Savos } 5341292167Savos 5342251538Srpaulo /* Perform LO and IQ calibrations. */ 5343251538Srpaulo urtwn_iq_calib(sc); 5344251538Srpaulo /* Perform LC calibration. */ 5345251538Srpaulo urtwn_lc_calib(sc); 5346251538Srpaulo 5347251538Srpaulo /* Fix USB interference issue. */ 5348264912Skevlo if (!(sc->chip & URTWN_CHIP_88E)) { 5349264912Skevlo urtwn_write_1(sc, 0xfe40, 0xe0); 5350264912Skevlo urtwn_write_1(sc, 0xfe41, 0x8d); 5351264912Skevlo urtwn_write_1(sc, 0xfe42, 0x80); 5352251538Srpaulo 5353264912Skevlo urtwn_pa_bias_init(sc); 5354264912Skevlo } 5355251538Srpaulo 5356251538Srpaulo /* Initialize GPIO setting. */ 5357251538Srpaulo urtwn_write_1(sc, R92C_GPIO_MUXCFG, 5358251538Srpaulo urtwn_read_1(sc, R92C_GPIO_MUXCFG) & ~R92C_GPIO_MUXCFG_ENBT); 5359251538Srpaulo 5360251538Srpaulo /* Fix for lower temperature. */ 5361264912Skevlo if (!(sc->chip & URTWN_CHIP_88E)) 5362264912Skevlo urtwn_write_1(sc, 0x15, 0xe9); 5363251538Srpaulo 5364251538Srpaulo usbd_transfer_start(sc->sc_xfer[URTWN_BULK_RX]); 5365251538Srpaulo 5366287197Sglebius sc->sc_flags |= URTWN_RUNNING; 5367251538Srpaulo 5368251538Srpaulo callout_reset(&sc->sc_watchdog_ch, hz, urtwn_watchdog, sc); 5369251538Srpaulofail: 5370291698Savos if (usb_err != USB_ERR_NORMAL_COMPLETION) 5371291698Savos error = EIO; 5372291698Savos 5373291698Savos URTWN_UNLOCK(sc); 5374291698Savos 5375291698Savos return (error); 5376251538Srpaulo} 5377251538Srpaulo 5378251538Srpaulostatic void 5379287197Sglebiusurtwn_stop(struct urtwn_softc *sc) 5380251538Srpaulo{ 5381251538Srpaulo 5382291698Savos URTWN_LOCK(sc); 5383291698Savos if (!(sc->sc_flags & URTWN_RUNNING)) { 5384291698Savos URTWN_UNLOCK(sc); 5385291698Savos return; 5386291698Savos } 5387291698Savos 5388295871Savos sc->sc_flags &= ~(URTWN_RUNNING | URTWN_FW_LOADED | 5389295871Savos URTWN_TEMP_MEASURED); 5390294473Savos sc->thcal_lctemp = 0; 5391251538Srpaulo callout_stop(&sc->sc_watchdog_ch); 5392295874Savos 5393251538Srpaulo urtwn_abort_xfers(sc); 5394288353Sadrian urtwn_drain_mbufq(sc); 5395295874Savos urtwn_power_off(sc); 5396291698Savos URTWN_UNLOCK(sc); 5397251538Srpaulo} 5398251538Srpaulo 5399251538Srpaulostatic void 5400251538Srpaulourtwn_abort_xfers(struct urtwn_softc *sc) 5401251538Srpaulo{ 5402251538Srpaulo int i; 5403251538Srpaulo 5404251538Srpaulo URTWN_ASSERT_LOCKED(sc); 5405251538Srpaulo 5406251538Srpaulo /* abort any pending transfers */ 5407251538Srpaulo for (i = 0; i < URTWN_N_TRANSFER; i++) 5408251538Srpaulo usbd_transfer_stop(sc->sc_xfer[i]); 5409251538Srpaulo} 5410251538Srpaulo 5411251538Srpaulostatic int 5412251538Srpaulourtwn_raw_xmit(struct ieee80211_node *ni, struct mbuf *m, 5413251538Srpaulo const struct ieee80211_bpf_params *params) 5414251538Srpaulo{ 5415251538Srpaulo struct ieee80211com *ic = ni->ni_ic; 5416286949Sadrian struct urtwn_softc *sc = ic->ic_softc; 5417251538Srpaulo struct urtwn_data *bf; 5418290630Savos int error; 5419251538Srpaulo 5420297596Sadrian URTWN_DPRINTF(sc, URTWN_DEBUG_XMIT, "%s: called; m=%p\n", 5421297596Sadrian __func__, 5422297596Sadrian m); 5423297596Sadrian 5424251538Srpaulo /* prevent management frames from being sent if we're not ready */ 5425290630Savos URTWN_LOCK(sc); 5426287197Sglebius if (!(sc->sc_flags & URTWN_RUNNING)) { 5427290630Savos error = ENETDOWN; 5428290630Savos goto end; 5429251538Srpaulo } 5430290630Savos 5431251538Srpaulo bf = urtwn_getbuf(sc); 5432251538Srpaulo if (bf == NULL) { 5433290630Savos error = ENOBUFS; 5434290630Savos goto end; 5435251538Srpaulo } 5436251538Srpaulo 5437292221Savos if (params == NULL) { 5438292221Savos /* 5439292221Savos * Legacy path; interpret frame contents to decide 5440292221Savos * precisely how to send the frame. 5441292221Savos */ 5442292221Savos error = urtwn_tx_data(sc, ni, m, bf); 5443292221Savos } else { 5444292221Savos /* 5445292221Savos * Caller supplied explicit parameters to use in 5446292221Savos * sending the frame. 5447292221Savos */ 5448292221Savos error = urtwn_tx_raw(sc, ni, m, bf, params); 5449292221Savos } 5450292221Savos if (error != 0) { 5451251538Srpaulo STAILQ_INSERT_HEAD(&sc->sc_tx_inactive, bf, next); 5452290630Savos goto end; 5453251538Srpaulo } 5454290630Savos 5455288353Sadrian sc->sc_txtimer = 5; 5456290630Savos callout_reset(&sc->sc_watchdog_ch, hz, urtwn_watchdog, sc); 5457290630Savos 5458290630Savosend: 5459290630Savos if (error != 0) 5460290630Savos m_freem(m); 5461290630Savos 5462251538Srpaulo URTWN_UNLOCK(sc); 5463251538Srpaulo 5464290630Savos return (error); 5465251538Srpaulo} 5466251538Srpaulo 5467266472Shselaskystatic void 5468266472Shselaskyurtwn_ms_delay(struct urtwn_softc *sc) 5469266472Shselasky{ 5470266472Shselasky usb_pause_mtx(&sc->sc_mtx, hz / 1000); 5471266472Shselasky} 5472266472Shselasky 5473251538Srpaulostatic device_method_t urtwn_methods[] = { 5474251538Srpaulo /* Device interface */ 5475251538Srpaulo DEVMETHOD(device_probe, urtwn_match), 5476251538Srpaulo DEVMETHOD(device_attach, urtwn_attach), 5477251538Srpaulo DEVMETHOD(device_detach, urtwn_detach), 5478251538Srpaulo 5479264912Skevlo DEVMETHOD_END 5480251538Srpaulo}; 5481251538Srpaulo 5482251538Srpaulostatic driver_t urtwn_driver = { 5483251538Srpaulo "urtwn", 5484251538Srpaulo urtwn_methods, 5485251538Srpaulo sizeof(struct urtwn_softc) 5486251538Srpaulo}; 5487251538Srpaulo 5488251538Srpaulostatic devclass_t urtwn_devclass; 5489251538Srpaulo 5490251538SrpauloDRIVER_MODULE(urtwn, uhub, urtwn_driver, urtwn_devclass, NULL, NULL); 5491251538SrpauloMODULE_DEPEND(urtwn, usb, 1, 1, 1); 5492251538SrpauloMODULE_DEPEND(urtwn, wlan, 1, 1, 1); 5493295871Savos#ifndef URTWN_WITHOUT_UCODE 5494251538SrpauloMODULE_DEPEND(urtwn, firmware, 1, 1, 1); 5495295871Savos#endif 5496251538SrpauloMODULE_VERSION(urtwn, 1); 5497292080SimpUSB_PNP_HOST_INFO(urtwn_devs); 5498