if_urtwn.c revision 342274
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: stable/11/sys/dev/urtwn/if_urtwn.c 342274 2018-12-20 03:10:23Z 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), 189342274Savos URTWN_RTL8188E_DEV(TPLINK, WN722NV2), 190264912Skevlo URTWN_RTL8188E_DEV(REALTEK, RTL8188ETV), 191264912Skevlo URTWN_RTL8188E_DEV(REALTEK, RTL8188EU), 192264912Skevlo#undef URTWN_RTL8188E_DEV 193251538Srpaulo#undef URTWN_DEV 194251538Srpaulo}; 195251538Srpaulo 196251538Srpaulostatic device_probe_t urtwn_match; 197251538Srpaulostatic device_attach_t urtwn_attach; 198251538Srpaulostatic device_detach_t urtwn_detach; 199251538Srpaulo 200251538Srpaulostatic usb_callback_t urtwn_bulk_tx_callback; 201251538Srpaulostatic usb_callback_t urtwn_bulk_rx_callback; 202251538Srpaulo 203294471Savosstatic void urtwn_sysctlattach(struct urtwn_softc *); 204294471Savosstatic void urtwn_drain_mbufq(struct urtwn_softc *); 205287197Sglebiusstatic usb_error_t urtwn_do_request(struct urtwn_softc *, 206287197Sglebius struct usb_device_request *, void *); 207251538Srpaulostatic struct ieee80211vap *urtwn_vap_create(struct ieee80211com *, 208251538Srpaulo const char [IFNAMSIZ], int, enum ieee80211_opmode, int, 209251538Srpaulo const uint8_t [IEEE80211_ADDR_LEN], 210251538Srpaulo const uint8_t [IEEE80211_ADDR_LEN]); 211251538Srpaulostatic void urtwn_vap_delete(struct ieee80211vap *); 212302034Savosstatic void urtwn_vap_clear_tx(struct urtwn_softc *, 213302034Savos struct ieee80211vap *); 214302034Savosstatic void urtwn_vap_clear_tx_queue(struct urtwn_softc *, 215302034Savos urtwn_datahead *, struct ieee80211vap *); 216292207Savosstatic struct mbuf * urtwn_rx_copy_to_mbuf(struct urtwn_softc *, 217292207Savos struct r92c_rx_stat *, int); 218292207Savosstatic struct mbuf * urtwn_report_intr(struct usb_xfer *, 219292207Savos struct urtwn_data *); 220292207Savosstatic struct mbuf * urtwn_rxeof(struct urtwn_softc *, uint8_t *, int); 221292167Savosstatic void urtwn_r88e_ratectl_tx_complete(struct urtwn_softc *, 222292167Savos void *); 223292207Savosstatic struct ieee80211_node *urtwn_rx_frame(struct urtwn_softc *, 224292207Savos struct mbuf *, int8_t *); 225289891Savosstatic void urtwn_txeof(struct urtwn_softc *, struct urtwn_data *, 226289891Savos int); 227281069Srpaulostatic int urtwn_alloc_list(struct urtwn_softc *, 228251538Srpaulo struct urtwn_data[], int, int); 229251538Srpaulostatic int urtwn_alloc_rx_list(struct urtwn_softc *); 230251538Srpaulostatic int urtwn_alloc_tx_list(struct urtwn_softc *); 231251538Srpaulostatic void urtwn_free_list(struct urtwn_softc *, 232251538Srpaulo struct urtwn_data data[], int); 233289066Skevlostatic void urtwn_free_rx_list(struct urtwn_softc *); 234289066Skevlostatic void urtwn_free_tx_list(struct urtwn_softc *); 235251538Srpaulostatic struct urtwn_data * _urtwn_getbuf(struct urtwn_softc *); 236251538Srpaulostatic struct urtwn_data * urtwn_getbuf(struct urtwn_softc *); 237291698Savosstatic usb_error_t urtwn_write_region_1(struct urtwn_softc *, uint16_t, 238251538Srpaulo uint8_t *, int); 239291698Savosstatic usb_error_t urtwn_write_1(struct urtwn_softc *, uint16_t, uint8_t); 240291698Savosstatic usb_error_t urtwn_write_2(struct urtwn_softc *, uint16_t, uint16_t); 241291698Savosstatic usb_error_t urtwn_write_4(struct urtwn_softc *, uint16_t, uint32_t); 242291698Savosstatic usb_error_t urtwn_read_region_1(struct urtwn_softc *, uint16_t, 243251538Srpaulo uint8_t *, int); 244251538Srpaulostatic uint8_t urtwn_read_1(struct urtwn_softc *, uint16_t); 245251538Srpaulostatic uint16_t urtwn_read_2(struct urtwn_softc *, uint16_t); 246251538Srpaulostatic uint32_t urtwn_read_4(struct urtwn_softc *, uint16_t); 247281069Srpaulostatic int urtwn_fw_cmd(struct urtwn_softc *, uint8_t, 248251538Srpaulo const void *, int); 249292174Savosstatic void urtwn_cmdq_cb(void *, int); 250292174Savosstatic int urtwn_cmd_sleepable(struct urtwn_softc *, const void *, 251292174Savos size_t, CMD_FUNC_PROTO); 252264912Skevlostatic void urtwn_r92c_rf_write(struct urtwn_softc *, int, 253264912Skevlo uint8_t, uint32_t); 254281069Srpaulostatic void urtwn_r88e_rf_write(struct urtwn_softc *, int, 255264912Skevlo uint8_t, uint32_t); 256251538Srpaulostatic uint32_t urtwn_rf_read(struct urtwn_softc *, int, uint8_t); 257281069Srpaulostatic int urtwn_llt_write(struct urtwn_softc *, uint32_t, 258251538Srpaulo uint32_t); 259291264Savosstatic int urtwn_efuse_read_next(struct urtwn_softc *, uint8_t *); 260291264Savosstatic int urtwn_efuse_read_data(struct urtwn_softc *, uint8_t *, 261291264Savos uint8_t, uint8_t); 262294471Savos#ifdef USB_DEBUG 263291264Savosstatic void urtwn_dump_rom_contents(struct urtwn_softc *, 264291264Savos uint8_t *, uint16_t); 265291264Savos#endif 266291264Savosstatic int urtwn_efuse_read(struct urtwn_softc *, uint8_t *, 267291264Savos uint16_t); 268291698Savosstatic int urtwn_efuse_switch_power(struct urtwn_softc *); 269251538Srpaulostatic int urtwn_read_chipid(struct urtwn_softc *); 270291264Savosstatic int urtwn_read_rom(struct urtwn_softc *); 271291264Savosstatic int urtwn_r88e_read_rom(struct urtwn_softc *); 272251538Srpaulostatic int urtwn_ra_init(struct urtwn_softc *); 273290631Savosstatic void urtwn_init_beacon(struct urtwn_softc *, 274290631Savos struct urtwn_vap *); 275290631Savosstatic int urtwn_setup_beacon(struct urtwn_softc *, 276290631Savos struct ieee80211_node *); 277290631Savosstatic void urtwn_update_beacon(struct ieee80211vap *, int); 278290631Savosstatic int urtwn_tx_beacon(struct urtwn_softc *sc, 279290631Savos struct urtwn_vap *); 280292175Savosstatic int urtwn_key_alloc(struct ieee80211vap *, 281292175Savos struct ieee80211_key *, ieee80211_keyix *, 282292175Savos ieee80211_keyix *); 283292175Savosstatic void urtwn_key_set_cb(struct urtwn_softc *, 284292175Savos union sec_param *); 285292175Savosstatic void urtwn_key_del_cb(struct urtwn_softc *, 286292175Savos union sec_param *); 287292175Savosstatic int urtwn_key_set(struct ieee80211vap *, 288292175Savos const struct ieee80211_key *); 289292175Savosstatic int urtwn_key_delete(struct ieee80211vap *, 290292175Savos const struct ieee80211_key *); 291290651Savosstatic void urtwn_tsf_task_adhoc(void *, int); 292290631Savosstatic void urtwn_tsf_sync_enable(struct urtwn_softc *, 293290631Savos struct ieee80211vap *); 294292203Savosstatic void urtwn_get_tsf(struct urtwn_softc *, uint64_t *); 295251538Srpaulostatic void urtwn_set_led(struct urtwn_softc *, int, int); 296289811Savosstatic void urtwn_set_mode(struct urtwn_softc *, uint8_t); 297290651Savosstatic void urtwn_ibss_recv_mgmt(struct ieee80211_node *, 298290651Savos struct mbuf *, int, 299290651Savos const struct ieee80211_rx_stats *, int, int); 300281069Srpaulostatic int urtwn_newstate(struct ieee80211vap *, 301251538Srpaulo enum ieee80211_state, int); 302294473Savosstatic void urtwn_calib_to(void *); 303294473Savosstatic void urtwn_calib_cb(struct urtwn_softc *, 304294473Savos union sec_param *); 305251538Srpaulostatic void urtwn_watchdog(void *); 306251538Srpaulostatic void urtwn_update_avgrssi(struct urtwn_softc *, int, int8_t); 307251538Srpaulostatic int8_t urtwn_get_rssi(struct urtwn_softc *, int, void *); 308264912Skevlostatic int8_t urtwn_r88e_get_rssi(struct urtwn_softc *, int, void *); 309290630Savosstatic int urtwn_tx_data(struct urtwn_softc *, 310251538Srpaulo struct ieee80211_node *, struct mbuf *, 311251538Srpaulo struct urtwn_data *); 312292221Savosstatic int urtwn_tx_raw(struct urtwn_softc *, 313292221Savos struct ieee80211_node *, struct mbuf *, 314292221Savos struct urtwn_data *, 315292221Savos const struct ieee80211_bpf_params *); 316290630Savosstatic void urtwn_tx_start(struct urtwn_softc *, struct mbuf *, 317290630Savos uint8_t, struct urtwn_data *); 318287197Sglebiusstatic int urtwn_transmit(struct ieee80211com *, struct mbuf *); 319287197Sglebiusstatic void urtwn_start(struct urtwn_softc *); 320287197Sglebiusstatic void urtwn_parent(struct ieee80211com *); 321264912Skevlostatic int urtwn_r92c_power_on(struct urtwn_softc *); 322264912Skevlostatic int urtwn_r88e_power_on(struct urtwn_softc *); 323295874Savosstatic void urtwn_r92c_power_off(struct urtwn_softc *); 324295874Savosstatic void urtwn_r88e_power_off(struct urtwn_softc *); 325251538Srpaulostatic int urtwn_llt_init(struct urtwn_softc *); 326295871Savos#ifndef URTWN_WITHOUT_UCODE 327251538Srpaulostatic void urtwn_fw_reset(struct urtwn_softc *); 328264912Skevlostatic void urtwn_r88e_fw_reset(struct urtwn_softc *); 329281069Srpaulostatic int urtwn_fw_loadpage(struct urtwn_softc *, int, 330251538Srpaulo const uint8_t *, int); 331251538Srpaulostatic int urtwn_load_firmware(struct urtwn_softc *); 332295871Savos#endif 333291902Skevlostatic int urtwn_dma_init(struct urtwn_softc *); 334291698Savosstatic int urtwn_mac_init(struct urtwn_softc *); 335251538Srpaulostatic void urtwn_bb_init(struct urtwn_softc *); 336251538Srpaulostatic void urtwn_rf_init(struct urtwn_softc *); 337251538Srpaulostatic void urtwn_cam_init(struct urtwn_softc *); 338292175Savosstatic int urtwn_cam_write(struct urtwn_softc *, uint32_t, 339292175Savos uint32_t); 340251538Srpaulostatic void urtwn_pa_bias_init(struct urtwn_softc *); 341251538Srpaulostatic void urtwn_rxfilter_init(struct urtwn_softc *); 342251538Srpaulostatic void urtwn_edca_init(struct urtwn_softc *); 343281069Srpaulostatic void urtwn_write_txpower(struct urtwn_softc *, int, 344251538Srpaulo uint16_t[]); 345251538Srpaulostatic void urtwn_get_txpower(struct urtwn_softc *, int, 346281069Srpaulo struct ieee80211_channel *, 347251538Srpaulo struct ieee80211_channel *, uint16_t[]); 348264912Skevlostatic void urtwn_r88e_get_txpower(struct urtwn_softc *, int, 349281069Srpaulo struct ieee80211_channel *, 350264912Skevlo struct ieee80211_channel *, uint16_t[]); 351251538Srpaulostatic void urtwn_set_txpower(struct urtwn_softc *, 352281069Srpaulo struct ieee80211_channel *, 353251538Srpaulo struct ieee80211_channel *); 354290048Savosstatic void urtwn_set_rx_bssid_all(struct urtwn_softc *, int); 355290048Savosstatic void urtwn_set_gain(struct urtwn_softc *, uint8_t); 356251538Srpaulostatic void urtwn_scan_start(struct ieee80211com *); 357251538Srpaulostatic void urtwn_scan_end(struct ieee80211com *); 358300754Savosstatic void urtwn_getradiocaps(struct ieee80211com *, int, int *, 359300754Savos struct ieee80211_channel[]); 360251538Srpaulostatic void urtwn_set_channel(struct ieee80211com *); 361292014Savosstatic int urtwn_wme_update(struct ieee80211com *); 362294465Savosstatic void urtwn_update_slot(struct ieee80211com *); 363294465Savosstatic void urtwn_update_slot_cb(struct urtwn_softc *, 364294465Savos union sec_param *); 365294465Savosstatic void urtwn_update_aifs(struct urtwn_softc *, uint8_t); 366299965Savosstatic uint8_t urtwn_get_multi_pos(const uint8_t[]); 367299965Savosstatic void urtwn_set_multi(struct urtwn_softc *); 368290564Savosstatic void urtwn_set_promisc(struct urtwn_softc *); 369290564Savosstatic void urtwn_update_promisc(struct ieee80211com *); 370289066Skevlostatic void urtwn_update_mcast(struct ieee80211com *); 371297910Sadrianstatic struct ieee80211_node *urtwn_node_alloc(struct ieee80211vap *, 372292167Savos const uint8_t mac[IEEE80211_ADDR_LEN]); 373297910Sadrianstatic void urtwn_newassoc(struct ieee80211_node *, int); 374297910Sadrianstatic void urtwn_node_free(struct ieee80211_node *); 375251538Srpaulostatic void urtwn_set_chan(struct urtwn_softc *, 376281069Srpaulo struct ieee80211_channel *, 377251538Srpaulo struct ieee80211_channel *); 378251538Srpaulostatic void urtwn_iq_calib(struct urtwn_softc *); 379251538Srpaulostatic void urtwn_lc_calib(struct urtwn_softc *); 380294473Savosstatic void urtwn_temp_calib(struct urtwn_softc *); 381301762Savosstatic void urtwn_setup_static_keys(struct urtwn_softc *, 382301762Savos struct urtwn_vap *); 383291698Savosstatic int urtwn_init(struct urtwn_softc *); 384287197Sglebiusstatic void urtwn_stop(struct urtwn_softc *); 385251538Srpaulostatic void urtwn_abort_xfers(struct urtwn_softc *); 386251538Srpaulostatic int urtwn_raw_xmit(struct ieee80211_node *, struct mbuf *, 387251538Srpaulo const struct ieee80211_bpf_params *); 388266472Shselaskystatic void urtwn_ms_delay(struct urtwn_softc *); 389251538Srpaulo 390251538Srpaulo/* Aliases. */ 391251538Srpaulo#define urtwn_bb_write urtwn_write_4 392251538Srpaulo#define urtwn_bb_read urtwn_read_4 393251538Srpaulo 394251538Srpaulostatic const struct usb_config urtwn_config[URTWN_N_TRANSFER] = { 395251538Srpaulo [URTWN_BULK_RX] = { 396251538Srpaulo .type = UE_BULK, 397251538Srpaulo .endpoint = UE_ADDR_ANY, 398251538Srpaulo .direction = UE_DIR_IN, 399251538Srpaulo .bufsize = URTWN_RXBUFSZ, 400251538Srpaulo .flags = { 401251538Srpaulo .pipe_bof = 1, 402251538Srpaulo .short_xfer_ok = 1 403251538Srpaulo }, 404251538Srpaulo .callback = urtwn_bulk_rx_callback, 405251538Srpaulo }, 406251538Srpaulo [URTWN_BULK_TX_BE] = { 407251538Srpaulo .type = UE_BULK, 408251538Srpaulo .endpoint = 0x03, 409251538Srpaulo .direction = UE_DIR_OUT, 410251538Srpaulo .bufsize = URTWN_TXBUFSZ, 411251538Srpaulo .flags = { 412251538Srpaulo .ext_buffer = 1, 413251538Srpaulo .pipe_bof = 1, 414251538Srpaulo .force_short_xfer = 1 415251538Srpaulo }, 416251538Srpaulo .callback = urtwn_bulk_tx_callback, 417251538Srpaulo .timeout = URTWN_TX_TIMEOUT, /* ms */ 418251538Srpaulo }, 419251538Srpaulo [URTWN_BULK_TX_BK] = { 420251538Srpaulo .type = UE_BULK, 421251538Srpaulo .endpoint = 0x03, 422251538Srpaulo .direction = UE_DIR_OUT, 423251538Srpaulo .bufsize = URTWN_TXBUFSZ, 424251538Srpaulo .flags = { 425251538Srpaulo .ext_buffer = 1, 426251538Srpaulo .pipe_bof = 1, 427251538Srpaulo .force_short_xfer = 1, 428251538Srpaulo }, 429251538Srpaulo .callback = urtwn_bulk_tx_callback, 430251538Srpaulo .timeout = URTWN_TX_TIMEOUT, /* ms */ 431251538Srpaulo }, 432251538Srpaulo [URTWN_BULK_TX_VI] = { 433251538Srpaulo .type = UE_BULK, 434251538Srpaulo .endpoint = 0x02, 435251538Srpaulo .direction = UE_DIR_OUT, 436251538Srpaulo .bufsize = URTWN_TXBUFSZ, 437251538Srpaulo .flags = { 438251538Srpaulo .ext_buffer = 1, 439251538Srpaulo .pipe_bof = 1, 440251538Srpaulo .force_short_xfer = 1 441251538Srpaulo }, 442251538Srpaulo .callback = urtwn_bulk_tx_callback, 443251538Srpaulo .timeout = URTWN_TX_TIMEOUT, /* ms */ 444251538Srpaulo }, 445251538Srpaulo [URTWN_BULK_TX_VO] = { 446251538Srpaulo .type = UE_BULK, 447251538Srpaulo .endpoint = 0x02, 448251538Srpaulo .direction = UE_DIR_OUT, 449251538Srpaulo .bufsize = URTWN_TXBUFSZ, 450251538Srpaulo .flags = { 451251538Srpaulo .ext_buffer = 1, 452251538Srpaulo .pipe_bof = 1, 453251538Srpaulo .force_short_xfer = 1 454251538Srpaulo }, 455251538Srpaulo .callback = urtwn_bulk_tx_callback, 456251538Srpaulo .timeout = URTWN_TX_TIMEOUT, /* ms */ 457251538Srpaulo }, 458251538Srpaulo}; 459251538Srpaulo 460292014Savosstatic const struct wme_to_queue { 461292014Savos uint16_t reg; 462292014Savos uint8_t qid; 463292014Savos} wme2queue[WME_NUM_AC] = { 464292014Savos { R92C_EDCA_BE_PARAM, URTWN_BULK_TX_BE}, 465292014Savos { R92C_EDCA_BK_PARAM, URTWN_BULK_TX_BK}, 466292014Savos { R92C_EDCA_VI_PARAM, URTWN_BULK_TX_VI}, 467292014Savos { R92C_EDCA_VO_PARAM, URTWN_BULK_TX_VO} 468292014Savos}; 469292014Savos 470300754Savosstatic const uint8_t urtwn_chan_2ghz[] = 471300754Savos { 1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 12, 13, 14 }; 472300754Savos 473251538Srpaulostatic int 474251538Srpaulourtwn_match(device_t self) 475251538Srpaulo{ 476251538Srpaulo struct usb_attach_arg *uaa = device_get_ivars(self); 477251538Srpaulo 478251538Srpaulo if (uaa->usb_mode != USB_MODE_HOST) 479251538Srpaulo return (ENXIO); 480251538Srpaulo if (uaa->info.bConfigIndex != URTWN_CONFIG_INDEX) 481251538Srpaulo return (ENXIO); 482251538Srpaulo if (uaa->info.bIfaceIndex != URTWN_IFACE_INDEX) 483251538Srpaulo return (ENXIO); 484251538Srpaulo 485251538Srpaulo return (usbd_lookup_id_by_uaa(urtwn_devs, sizeof(urtwn_devs), uaa)); 486251538Srpaulo} 487251538Srpaulo 488297175Sadrianstatic void 489297175Sadrianurtwn_update_chw(struct ieee80211com *ic) 490297175Sadrian{ 491297175Sadrian} 492297175Sadrian 493251538Srpaulostatic int 494297175Sadrianurtwn_ampdu_enable(struct ieee80211_node *ni, struct ieee80211_tx_ampdu *tap) 495297175Sadrian{ 496297175Sadrian 497297175Sadrian /* We're driving this ourselves (eventually); don't involve net80211 */ 498297175Sadrian return (0); 499297175Sadrian} 500297175Sadrian 501297175Sadrianstatic int 502251538Srpaulourtwn_attach(device_t self) 503251538Srpaulo{ 504251538Srpaulo struct usb_attach_arg *uaa = device_get_ivars(self); 505251538Srpaulo struct urtwn_softc *sc = device_get_softc(self); 506287197Sglebius struct ieee80211com *ic = &sc->sc_ic; 507251538Srpaulo int error; 508251538Srpaulo 509251538Srpaulo device_set_usb_desc(self); 510251538Srpaulo sc->sc_udev = uaa->device; 511251538Srpaulo sc->sc_dev = self; 512264912Skevlo if (USB_GET_DRIVER_INFO(uaa) == URTWN_RTL8188E) 513264912Skevlo sc->chip |= URTWN_CHIP_88E; 514251538Srpaulo 515294471Savos#ifdef USB_DEBUG 516294471Savos int debug; 517294471Savos if (resource_int_value(device_get_name(sc->sc_dev), 518294471Savos device_get_unit(sc->sc_dev), "debug", &debug) == 0) 519294471Savos sc->sc_debug = debug; 520294471Savos#endif 521294471Savos 522251538Srpaulo mtx_init(&sc->sc_mtx, device_get_nameunit(self), 523251538Srpaulo MTX_NETWORK_LOCK, MTX_DEF); 524292174Savos URTWN_CMDQ_LOCK_INIT(sc); 525292167Savos URTWN_NT_LOCK_INIT(sc); 526294473Savos callout_init(&sc->sc_calib_to, 0); 527251538Srpaulo callout_init(&sc->sc_watchdog_ch, 0); 528287197Sglebius mbufq_init(&sc->sc_snd, ifqmaxlen); 529251538Srpaulo 530291902Skevlo sc->sc_iface_index = URTWN_IFACE_INDEX; 531291902Skevlo error = usbd_transfer_setup(uaa->device, &sc->sc_iface_index, 532291902Skevlo sc->sc_xfer, urtwn_config, URTWN_N_TRANSFER, sc, &sc->sc_mtx); 533251538Srpaulo if (error) { 534251538Srpaulo device_printf(self, "could not allocate USB transfers, " 535251538Srpaulo "err=%s\n", usbd_errstr(error)); 536251538Srpaulo goto detach; 537251538Srpaulo } 538251538Srpaulo 539251538Srpaulo URTWN_LOCK(sc); 540251538Srpaulo 541251538Srpaulo error = urtwn_read_chipid(sc); 542251538Srpaulo if (error) { 543251538Srpaulo device_printf(sc->sc_dev, "unsupported test chip\n"); 544251538Srpaulo URTWN_UNLOCK(sc); 545251538Srpaulo goto detach; 546251538Srpaulo } 547251538Srpaulo 548251538Srpaulo /* Determine number of Tx/Rx chains. */ 549251538Srpaulo if (sc->chip & URTWN_CHIP_92C) { 550251538Srpaulo sc->ntxchains = (sc->chip & URTWN_CHIP_92C_1T2R) ? 1 : 2; 551251538Srpaulo sc->nrxchains = 2; 552251538Srpaulo } else { 553251538Srpaulo sc->ntxchains = 1; 554251538Srpaulo sc->nrxchains = 1; 555251538Srpaulo } 556251538Srpaulo 557264912Skevlo if (sc->chip & URTWN_CHIP_88E) 558291264Savos error = urtwn_r88e_read_rom(sc); 559264912Skevlo else 560291264Savos error = urtwn_read_rom(sc); 561291264Savos if (error != 0) { 562291264Savos device_printf(sc->sc_dev, "%s: cannot read rom, error %d\n", 563291264Savos __func__, error); 564291264Savos URTWN_UNLOCK(sc); 565291264Savos goto detach; 566291264Savos } 567264912Skevlo 568251538Srpaulo device_printf(sc->sc_dev, "MAC/BB RTL%s, RF 6052 %dT%dR\n", 569251538Srpaulo (sc->chip & URTWN_CHIP_92C) ? "8192CU" : 570264912Skevlo (sc->chip & URTWN_CHIP_88E) ? "8188EU" : 571251538Srpaulo (sc->board_type == R92C_BOARD_TYPE_HIGHPA) ? "8188RU" : 572251538Srpaulo (sc->board_type == R92C_BOARD_TYPE_MINICARD) ? "8188CE-VAU" : 573251538Srpaulo "8188CUS", sc->ntxchains, sc->nrxchains); 574251538Srpaulo 575251538Srpaulo URTWN_UNLOCK(sc); 576251538Srpaulo 577283537Sglebius ic->ic_softc = sc; 578283527Sglebius ic->ic_name = device_get_nameunit(self); 579251538Srpaulo ic->ic_phytype = IEEE80211_T_OFDM; /* not only, but not used */ 580251538Srpaulo ic->ic_opmode = IEEE80211_M_STA; /* default to BSS mode */ 581251538Srpaulo 582251538Srpaulo /* set device capabilities */ 583251538Srpaulo ic->ic_caps = 584251538Srpaulo IEEE80211_C_STA /* station mode */ 585251538Srpaulo | IEEE80211_C_MONITOR /* monitor mode */ 586290651Savos | IEEE80211_C_IBSS /* adhoc mode */ 587290631Savos | IEEE80211_C_HOSTAP /* hostap mode */ 588251538Srpaulo | IEEE80211_C_SHPREAMBLE /* short preamble supported */ 589251538Srpaulo | IEEE80211_C_SHSLOT /* short slot time supported */ 590297175Sadrian#if 0 591251538Srpaulo | IEEE80211_C_BGSCAN /* capable of bg scanning */ 592297175Sadrian#endif 593251538Srpaulo | IEEE80211_C_WPA /* 802.11i */ 594292014Savos | IEEE80211_C_WME /* 802.11e */ 595297596Sadrian | IEEE80211_C_SWAMSDUTX /* Do software A-MSDU TX */ 596297596Sadrian | IEEE80211_C_FF /* Atheros fast-frames */ 597251538Srpaulo ; 598251538Srpaulo 599292175Savos ic->ic_cryptocaps = 600292175Savos IEEE80211_CRYPTO_WEP | 601292175Savos IEEE80211_CRYPTO_TKIP | 602292175Savos IEEE80211_CRYPTO_AES_CCM; 603292175Savos 604297175Sadrian /* Assume they're all 11n capable for now */ 605297175Sadrian if (urtwn_enable_11n) { 606297175Sadrian device_printf(self, "enabling 11n\n"); 607297175Sadrian ic->ic_htcaps = IEEE80211_HTC_HT | 608297601Sadrian#if 0 609297175Sadrian IEEE80211_HTC_AMPDU | 610297601Sadrian#endif 611297175Sadrian IEEE80211_HTC_AMSDU | 612297175Sadrian IEEE80211_HTCAP_MAXAMSDU_3839 | 613297175Sadrian IEEE80211_HTCAP_SMPS_OFF; 614297175Sadrian /* no HT40 just yet */ 615297175Sadrian // ic->ic_htcaps |= IEEE80211_HTCAP_CHWIDTH40; 616297175Sadrian 617297175Sadrian /* XXX TODO: verify chains versus streams for urtwn */ 618297175Sadrian ic->ic_txstream = sc->ntxchains; 619297175Sadrian ic->ic_rxstream = sc->nrxchains; 620297175Sadrian } 621297175Sadrian 622300754Savos /* XXX TODO: setup regdomain if R92C_CHANNEL_PLAN_BY_HW bit is set. */ 623251538Srpaulo 624300754Savos urtwn_getradiocaps(ic, IEEE80211_CHAN_MAX, &ic->ic_nchans, 625300754Savos ic->ic_channels); 626300754Savos 627287197Sglebius ieee80211_ifattach(ic); 628251538Srpaulo ic->ic_raw_xmit = urtwn_raw_xmit; 629251538Srpaulo ic->ic_scan_start = urtwn_scan_start; 630251538Srpaulo ic->ic_scan_end = urtwn_scan_end; 631300754Savos ic->ic_getradiocaps = urtwn_getradiocaps; 632251538Srpaulo ic->ic_set_channel = urtwn_set_channel; 633287197Sglebius ic->ic_transmit = urtwn_transmit; 634287197Sglebius ic->ic_parent = urtwn_parent; 635251538Srpaulo ic->ic_vap_create = urtwn_vap_create; 636251538Srpaulo ic->ic_vap_delete = urtwn_vap_delete; 637292014Savos ic->ic_wme.wme_update = urtwn_wme_update; 638294465Savos ic->ic_updateslot = urtwn_update_slot; 639290564Savos ic->ic_update_promisc = urtwn_update_promisc; 640251538Srpaulo ic->ic_update_mcast = urtwn_update_mcast; 641292167Savos if (sc->chip & URTWN_CHIP_88E) { 642297910Sadrian ic->ic_node_alloc = urtwn_node_alloc; 643297910Sadrian ic->ic_newassoc = urtwn_newassoc; 644292167Savos sc->sc_node_free = ic->ic_node_free; 645297910Sadrian ic->ic_node_free = urtwn_node_free; 646292167Savos } 647297175Sadrian ic->ic_update_chw = urtwn_update_chw; 648297175Sadrian ic->ic_ampdu_enable = urtwn_ampdu_enable; 649251538Srpaulo 650281069Srpaulo ieee80211_radiotap_attach(ic, &sc->sc_txtap.wt_ihdr, 651251538Srpaulo sizeof(sc->sc_txtap), URTWN_TX_RADIOTAP_PRESENT, 652251538Srpaulo &sc->sc_rxtap.wr_ihdr, sizeof(sc->sc_rxtap), 653251538Srpaulo URTWN_RX_RADIOTAP_PRESENT); 654251538Srpaulo 655292174Savos TASK_INIT(&sc->cmdq_task, 0, urtwn_cmdq_cb, sc); 656292174Savos 657294471Savos urtwn_sysctlattach(sc); 658294471Savos 659251538Srpaulo if (bootverbose) 660251538Srpaulo ieee80211_announce(ic); 661251538Srpaulo 662251538Srpaulo return (0); 663251538Srpaulo 664251538Srpaulodetach: 665251538Srpaulo urtwn_detach(self); 666251538Srpaulo return (ENXIO); /* failure */ 667251538Srpaulo} 668251538Srpaulo 669294471Savosstatic void 670294471Savosurtwn_sysctlattach(struct urtwn_softc *sc) 671294471Savos{ 672294471Savos#ifdef USB_DEBUG 673294471Savos struct sysctl_ctx_list *ctx = device_get_sysctl_ctx(sc->sc_dev); 674294471Savos struct sysctl_oid *tree = device_get_sysctl_tree(sc->sc_dev); 675294471Savos 676294471Savos SYSCTL_ADD_U32(ctx, SYSCTL_CHILDREN(tree), OID_AUTO, 677294471Savos "debug", CTLFLAG_RW, &sc->sc_debug, sc->sc_debug, 678294471Savos "control debugging printfs"); 679294471Savos#endif 680294471Savos} 681294471Savos 682251538Srpaulostatic int 683251538Srpaulourtwn_detach(device_t self) 684251538Srpaulo{ 685251538Srpaulo struct urtwn_softc *sc = device_get_softc(self); 686287197Sglebius struct ieee80211com *ic = &sc->sc_ic; 687281069Srpaulo 688263153Skevlo /* Prevent further ioctls. */ 689263153Skevlo URTWN_LOCK(sc); 690263153Skevlo sc->sc_flags |= URTWN_DETACHED; 691263153Skevlo URTWN_UNLOCK(sc); 692251538Srpaulo 693291698Savos urtwn_stop(sc); 694291698Savos 695251538Srpaulo callout_drain(&sc->sc_watchdog_ch); 696294473Savos callout_drain(&sc->sc_calib_to); 697251538Srpaulo 698288353Sadrian /* stop all USB transfers */ 699288353Sadrian usbd_transfer_unsetup(sc->sc_xfer, URTWN_N_TRANSFER); 700288353Sadrian 701292174Savos if (ic->ic_softc == sc) { 702292174Savos ieee80211_draintask(ic, &sc->cmdq_task); 703292174Savos ieee80211_ifdetach(ic); 704292174Savos } 705292174Savos 706292167Savos URTWN_NT_LOCK_DESTROY(sc); 707292174Savos URTWN_CMDQ_LOCK_DESTROY(sc); 708251538Srpaulo mtx_destroy(&sc->sc_mtx); 709251538Srpaulo 710251538Srpaulo return (0); 711251538Srpaulo} 712251538Srpaulo 713251538Srpaulostatic void 714289066Skevlourtwn_drain_mbufq(struct urtwn_softc *sc) 715251538Srpaulo{ 716289066Skevlo struct mbuf *m; 717289066Skevlo struct ieee80211_node *ni; 718289066Skevlo URTWN_ASSERT_LOCKED(sc); 719289066Skevlo while ((m = mbufq_dequeue(&sc->sc_snd)) != NULL) { 720289066Skevlo ni = (struct ieee80211_node *)m->m_pkthdr.rcvif; 721289066Skevlo m->m_pkthdr.rcvif = NULL; 722289066Skevlo ieee80211_free_node(ni); 723289066Skevlo m_freem(m); 724251538Srpaulo } 725251538Srpaulo} 726251538Srpaulo 727251538Srpaulostatic usb_error_t 728251538Srpaulourtwn_do_request(struct urtwn_softc *sc, struct usb_device_request *req, 729251538Srpaulo void *data) 730251538Srpaulo{ 731251538Srpaulo usb_error_t err; 732251538Srpaulo int ntries = 10; 733251538Srpaulo 734251538Srpaulo URTWN_ASSERT_LOCKED(sc); 735251538Srpaulo 736251538Srpaulo while (ntries--) { 737251538Srpaulo err = usbd_do_request_flags(sc->sc_udev, &sc->sc_mtx, 738251538Srpaulo req, data, 0, NULL, 250 /* ms */); 739251538Srpaulo if (err == 0) 740251538Srpaulo break; 741251538Srpaulo 742294471Savos URTWN_DPRINTF(sc, URTWN_DEBUG_USB, 743294471Savos "%s: control request failed, %s (retries left: %d)\n", 744294471Savos __func__, usbd_errstr(err), ntries); 745251538Srpaulo usb_pause_mtx(&sc->sc_mtx, hz / 100); 746251538Srpaulo } 747251538Srpaulo return (err); 748251538Srpaulo} 749251538Srpaulo 750251538Srpaulostatic struct ieee80211vap * 751251538Srpaulourtwn_vap_create(struct ieee80211com *ic, const char name[IFNAMSIZ], int unit, 752251538Srpaulo enum ieee80211_opmode opmode, int flags, 753251538Srpaulo const uint8_t bssid[IEEE80211_ADDR_LEN], 754251538Srpaulo const uint8_t mac[IEEE80211_ADDR_LEN]) 755251538Srpaulo{ 756290631Savos struct urtwn_softc *sc = ic->ic_softc; 757251538Srpaulo struct urtwn_vap *uvp; 758251538Srpaulo struct ieee80211vap *vap; 759251538Srpaulo 760251538Srpaulo if (!TAILQ_EMPTY(&ic->ic_vaps)) /* only one at a time */ 761251538Srpaulo return (NULL); 762251538Srpaulo 763287197Sglebius uvp = malloc(sizeof(struct urtwn_vap), M_80211_VAP, M_WAITOK | M_ZERO); 764251538Srpaulo vap = &uvp->vap; 765251538Srpaulo /* enable s/w bmiss handling for sta mode */ 766251538Srpaulo 767281069Srpaulo if (ieee80211_vap_setup(ic, vap, name, unit, opmode, 768287197Sglebius flags | IEEE80211_CLONE_NOBEACONS, bssid) != 0) { 769257743Shselasky /* out of memory */ 770257743Shselasky free(uvp, M_80211_VAP); 771257743Shselasky return (NULL); 772257743Shselasky } 773257743Shselasky 774290651Savos if (opmode == IEEE80211_M_HOSTAP || opmode == IEEE80211_M_IBSS) 775290631Savos urtwn_init_beacon(sc, uvp); 776290631Savos 777251538Srpaulo /* override state transition machine */ 778251538Srpaulo uvp->newstate = vap->iv_newstate; 779251538Srpaulo vap->iv_newstate = urtwn_newstate; 780290631Savos vap->iv_update_beacon = urtwn_update_beacon; 781292175Savos vap->iv_key_alloc = urtwn_key_alloc; 782292175Savos vap->iv_key_set = urtwn_key_set; 783292175Savos vap->iv_key_delete = urtwn_key_delete; 784298138Sadrian 785298138Sadrian /* 802.11n parameters */ 786298138Sadrian vap->iv_ampdu_density = IEEE80211_HTCAP_MPDUDENSITY_16; 787298175Sadrian vap->iv_ampdu_rxmax = IEEE80211_HTCAP_MAXRXAMPDU_64K; 788298138Sadrian 789290651Savos if (opmode == IEEE80211_M_IBSS) { 790290651Savos uvp->recv_mgmt = vap->iv_recv_mgmt; 791290651Savos vap->iv_recv_mgmt = urtwn_ibss_recv_mgmt; 792290651Savos TASK_INIT(&uvp->tsf_task_adhoc, 0, urtwn_tsf_task_adhoc, vap); 793290651Savos } 794251538Srpaulo 795292167Savos if (URTWN_CHIP_HAS_RATECTL(sc)) 796292167Savos ieee80211_ratectl_init(vap); 797251538Srpaulo /* complete setup */ 798251538Srpaulo ieee80211_vap_attach(vap, ieee80211_media_change, 799287197Sglebius ieee80211_media_status, mac); 800251538Srpaulo ic->ic_opmode = opmode; 801251538Srpaulo return (vap); 802251538Srpaulo} 803251538Srpaulo 804251538Srpaulostatic void 805251538Srpaulourtwn_vap_delete(struct ieee80211vap *vap) 806251538Srpaulo{ 807290651Savos struct ieee80211com *ic = vap->iv_ic; 808292167Savos struct urtwn_softc *sc = ic->ic_softc; 809251538Srpaulo struct urtwn_vap *uvp = URTWN_VAP(vap); 810251538Srpaulo 811302034Savos /* Guarantee that nothing will go through this vap. */ 812302034Savos ieee80211_new_state(vap, IEEE80211_S_INIT, -1); 813302034Savos ieee80211_draintask(ic, &vap->iv_nstate_task); 814302034Savos 815302034Savos URTWN_LOCK(sc); 816290651Savos if (uvp->bcn_mbuf != NULL) 817290651Savos m_freem(uvp->bcn_mbuf); 818302034Savos /* Cancel any unfinished Tx. */ 819302034Savos urtwn_vap_clear_tx(sc, vap); 820302034Savos URTWN_UNLOCK(sc); 821290651Savos if (vap->iv_opmode == IEEE80211_M_IBSS) 822290651Savos ieee80211_draintask(ic, &uvp->tsf_task_adhoc); 823292167Savos if (URTWN_CHIP_HAS_RATECTL(sc)) 824292167Savos ieee80211_ratectl_deinit(vap); 825251538Srpaulo ieee80211_vap_detach(vap); 826251538Srpaulo free(uvp, M_80211_VAP); 827251538Srpaulo} 828251538Srpaulo 829302034Savosstatic void 830302034Savosurtwn_vap_clear_tx(struct urtwn_softc *sc, struct ieee80211vap *vap) 831302034Savos{ 832302034Savos 833302034Savos URTWN_ASSERT_LOCKED(sc); 834302034Savos 835302034Savos urtwn_vap_clear_tx_queue(sc, &sc->sc_tx_active, vap); 836302034Savos urtwn_vap_clear_tx_queue(sc, &sc->sc_tx_pending, vap); 837302034Savos} 838302034Savos 839302034Savosstatic void 840302034Savosurtwn_vap_clear_tx_queue(struct urtwn_softc *sc, urtwn_datahead *head, 841302034Savos struct ieee80211vap *vap) 842302034Savos{ 843302034Savos struct urtwn_data *dp, *tmp; 844302034Savos 845302034Savos STAILQ_FOREACH_SAFE(dp, head, next, tmp) { 846302034Savos if (dp->ni != NULL) { 847302034Savos if (dp->ni->ni_vap == vap) { 848302034Savos ieee80211_free_node(dp->ni); 849302034Savos dp->ni = NULL; 850302034Savos 851302034Savos if (dp->m != NULL) { 852302034Savos m_freem(dp->m); 853302034Savos dp->m = NULL; 854302034Savos } 855302034Savos 856302034Savos STAILQ_REMOVE(head, dp, urtwn_data, next); 857302034Savos STAILQ_INSERT_TAIL(&sc->sc_tx_inactive, dp, 858302034Savos next); 859302034Savos } 860302034Savos } 861302034Savos } 862302034Savos} 863302034Savos 864251538Srpaulostatic struct mbuf * 865292207Savosurtwn_rx_copy_to_mbuf(struct urtwn_softc *sc, struct r92c_rx_stat *stat, 866292207Savos int totlen) 867251538Srpaulo{ 868287197Sglebius struct ieee80211com *ic = &sc->sc_ic; 869251538Srpaulo struct mbuf *m; 870292207Savos uint32_t rxdw0; 871292207Savos int pktlen; 872251538Srpaulo 873251538Srpaulo /* 874251538Srpaulo * don't pass packets to the ieee80211 framework if the driver isn't 875251538Srpaulo * RUNNING. 876251538Srpaulo */ 877287197Sglebius if (!(sc->sc_flags & URTWN_RUNNING)) 878251538Srpaulo return (NULL); 879251538Srpaulo 880251538Srpaulo rxdw0 = le32toh(stat->rxdw0); 881251538Srpaulo if (rxdw0 & (R92C_RXDW0_CRCERR | R92C_RXDW0_ICVERR)) { 882251538Srpaulo /* 883251538Srpaulo * This should not happen since we setup our Rx filter 884251538Srpaulo * to not receive these frames. 885251538Srpaulo */ 886294471Savos URTWN_DPRINTF(sc, URTWN_DEBUG_RECV, 887294471Savos "%s: RX flags error (%s)\n", __func__, 888292207Savos rxdw0 & R92C_RXDW0_CRCERR ? "CRC" : "ICV"); 889292207Savos goto fail; 890251538Srpaulo } 891292207Savos 892292207Savos pktlen = MS(rxdw0, R92C_RXDW0_PKTLEN); 893292207Savos if (pktlen < sizeof(struct ieee80211_frame_ack)) { 894294471Savos URTWN_DPRINTF(sc, URTWN_DEBUG_RECV, 895294471Savos "%s: frame is too short: %d\n", __func__, pktlen); 896292207Savos goto fail; 897271303Skevlo } 898251538Srpaulo 899302186Savos m = m_get2(totlen, M_NOWAIT, MT_DATA, M_PKTHDR); 900292207Savos if (__predict_false(m == NULL)) { 901292207Savos device_printf(sc->sc_dev, "%s: could not allocate RX mbuf\n", 902292207Savos __func__); 903292207Savos goto fail; 904251538Srpaulo } 905251538Srpaulo 906251538Srpaulo /* Finalize mbuf. */ 907292207Savos memcpy(mtod(m, uint8_t *), (uint8_t *)stat, totlen); 908292207Savos m->m_pkthdr.len = m->m_len = totlen; 909292207Savos 910251538Srpaulo return (m); 911292207Savosfail: 912292207Savos counter_u64_add(ic->ic_ierrors, 1); 913292207Savos return (NULL); 914251538Srpaulo} 915251538Srpaulo 916251538Srpaulostatic struct mbuf * 917292207Savosurtwn_report_intr(struct usb_xfer *xfer, struct urtwn_data *data) 918251538Srpaulo{ 919251538Srpaulo struct urtwn_softc *sc = data->sc; 920287197Sglebius struct ieee80211com *ic = &sc->sc_ic; 921251538Srpaulo struct r92c_rx_stat *stat; 922251538Srpaulo uint8_t *buf; 923292167Savos int len; 924251538Srpaulo 925251538Srpaulo usbd_xfer_status(xfer, &len, NULL, NULL, NULL); 926251538Srpaulo 927251538Srpaulo if (len < sizeof(*stat)) { 928287197Sglebius counter_u64_add(ic->ic_ierrors, 1); 929251538Srpaulo return (NULL); 930251538Srpaulo } 931251538Srpaulo 932251538Srpaulo buf = data->buf; 933292167Savos stat = (struct r92c_rx_stat *)buf; 934292167Savos 935297596Sadrian /* 936297596Sadrian * For 88E chips we can tie the FF flushing here; 937297596Sadrian * this is where we do know exactly how deep the 938297596Sadrian * transmit queue is. 939297596Sadrian * 940297596Sadrian * But it won't work for R92 chips, so we can't 941297596Sadrian * take the easy way out. 942297596Sadrian */ 943297596Sadrian 944292167Savos if (sc->chip & URTWN_CHIP_88E) { 945292167Savos int report_sel = MS(le32toh(stat->rxdw3), R88E_RXDW3_RPT); 946292167Savos 947292167Savos switch (report_sel) { 948292167Savos case R88E_RXDW3_RPT_RX: 949292207Savos return (urtwn_rxeof(sc, buf, len)); 950292167Savos case R88E_RXDW3_RPT_TX1: 951292167Savos urtwn_r88e_ratectl_tx_complete(sc, &stat[1]); 952292167Savos break; 953292167Savos default: 954294471Savos URTWN_DPRINTF(sc, URTWN_DEBUG_INTR, 955294471Savos "%s: case %d was not handled\n", __func__, 956294471Savos report_sel); 957292167Savos break; 958292167Savos } 959292167Savos } else 960292207Savos return (urtwn_rxeof(sc, buf, len)); 961292167Savos 962292167Savos return (NULL); 963292167Savos} 964292167Savos 965292167Savosstatic struct mbuf * 966292207Savosurtwn_rxeof(struct urtwn_softc *sc, uint8_t *buf, int len) 967292167Savos{ 968292167Savos struct r92c_rx_stat *stat; 969292167Savos struct mbuf *m, *m0 = NULL, *prevm = NULL; 970292167Savos uint32_t rxdw0; 971292167Savos int totlen, pktlen, infosz, npkts; 972292167Savos 973251538Srpaulo /* Get the number of encapsulated frames. */ 974251538Srpaulo stat = (struct r92c_rx_stat *)buf; 975251538Srpaulo npkts = MS(le32toh(stat->rxdw2), R92C_RXDW2_PKTCNT); 976294471Savos URTWN_DPRINTF(sc, URTWN_DEBUG_RECV, 977294471Savos "%s: Rx %d frames in one chunk\n", __func__, npkts); 978251538Srpaulo 979251538Srpaulo /* Process all of them. */ 980251538Srpaulo while (npkts-- > 0) { 981251538Srpaulo if (len < sizeof(*stat)) 982251538Srpaulo break; 983251538Srpaulo stat = (struct r92c_rx_stat *)buf; 984251538Srpaulo rxdw0 = le32toh(stat->rxdw0); 985251538Srpaulo 986251538Srpaulo pktlen = MS(rxdw0, R92C_RXDW0_PKTLEN); 987251538Srpaulo if (pktlen == 0) 988251538Srpaulo break; 989251538Srpaulo 990251538Srpaulo infosz = MS(rxdw0, R92C_RXDW0_INFOSZ) * 8; 991251538Srpaulo 992251538Srpaulo /* Make sure everything fits in xfer. */ 993251538Srpaulo totlen = sizeof(*stat) + infosz + pktlen; 994251538Srpaulo if (totlen > len) 995251538Srpaulo break; 996251538Srpaulo 997292207Savos m = urtwn_rx_copy_to_mbuf(sc, stat, totlen); 998251538Srpaulo if (m0 == NULL) 999251538Srpaulo m0 = m; 1000251538Srpaulo if (prevm == NULL) 1001251538Srpaulo prevm = m; 1002251538Srpaulo else { 1003251538Srpaulo prevm->m_next = m; 1004251538Srpaulo prevm = m; 1005251538Srpaulo } 1006251538Srpaulo 1007251538Srpaulo /* Next chunk is 128-byte aligned. */ 1008251538Srpaulo totlen = (totlen + 127) & ~127; 1009251538Srpaulo buf += totlen; 1010251538Srpaulo len -= totlen; 1011251538Srpaulo } 1012251538Srpaulo 1013251538Srpaulo return (m0); 1014251538Srpaulo} 1015251538Srpaulo 1016251538Srpaulostatic void 1017292167Savosurtwn_r88e_ratectl_tx_complete(struct urtwn_softc *sc, void *arg) 1018292167Savos{ 1019292167Savos struct r88e_tx_rpt_ccx *rpt = arg; 1020292167Savos struct ieee80211vap *vap; 1021292167Savos struct ieee80211_node *ni; 1022292167Savos uint8_t macid; 1023292167Savos int ntries; 1024292167Savos 1025292167Savos macid = MS(rpt->rptb1, R88E_RPTB1_MACID); 1026292167Savos ntries = MS(rpt->rptb2, R88E_RPTB2_RETRY_CNT); 1027292167Savos 1028292167Savos URTWN_NT_LOCK(sc); 1029292167Savos ni = sc->node_list[macid]; 1030292167Savos if (ni != NULL) { 1031292167Savos vap = ni->ni_vap; 1032294471Savos URTWN_DPRINTF(sc, URTWN_DEBUG_INTR, "%s: frame for macid %d was" 1033294471Savos "%s sent (%d retries)\n", __func__, macid, 1034294471Savos (rpt->rptb1 & R88E_RPTB1_PKT_OK) ? "" : " not", 1035294471Savos ntries); 1036292167Savos 1037292167Savos if (rpt->rptb1 & R88E_RPTB1_PKT_OK) { 1038292167Savos ieee80211_ratectl_tx_complete(vap, ni, 1039292167Savos IEEE80211_RATECTL_TX_SUCCESS, &ntries, NULL); 1040292167Savos } else { 1041292167Savos ieee80211_ratectl_tx_complete(vap, ni, 1042292167Savos IEEE80211_RATECTL_TX_FAILURE, &ntries, NULL); 1043292167Savos } 1044294471Savos } else { 1045294471Savos URTWN_DPRINTF(sc, URTWN_DEBUG_INTR, "%s: macid %d, ni is NULL\n", 1046294471Savos __func__, macid); 1047294471Savos } 1048292167Savos URTWN_NT_UNLOCK(sc); 1049292167Savos} 1050292167Savos 1051292207Savosstatic struct ieee80211_node * 1052292207Savosurtwn_rx_frame(struct urtwn_softc *sc, struct mbuf *m, int8_t *rssi_p) 1053292207Savos{ 1054292207Savos struct ieee80211com *ic = &sc->sc_ic; 1055292207Savos struct ieee80211_frame_min *wh; 1056292207Savos struct r92c_rx_stat *stat; 1057292207Savos uint32_t rxdw0, rxdw3; 1058292207Savos uint8_t rate, cipher; 1059297910Sadrian int8_t rssi = -127; 1060292207Savos int infosz; 1061292207Savos 1062292207Savos stat = mtod(m, struct r92c_rx_stat *); 1063292207Savos rxdw0 = le32toh(stat->rxdw0); 1064292207Savos rxdw3 = le32toh(stat->rxdw3); 1065292207Savos 1066292207Savos rate = MS(rxdw3, R92C_RXDW3_RATE); 1067292207Savos cipher = MS(rxdw0, R92C_RXDW0_CIPHER); 1068292207Savos infosz = MS(rxdw0, R92C_RXDW0_INFOSZ) * 8; 1069292207Savos 1070292207Savos /* Get RSSI from PHY status descriptor if present. */ 1071292207Savos if (infosz != 0 && (rxdw0 & R92C_RXDW0_PHYST)) { 1072292207Savos if (sc->chip & URTWN_CHIP_88E) 1073292207Savos rssi = urtwn_r88e_get_rssi(sc, rate, &stat[1]); 1074292207Savos else 1075292207Savos rssi = urtwn_get_rssi(sc, rate, &stat[1]); 1076297910Sadrian URTWN_DPRINTF(sc, URTWN_DEBUG_RSSI, "%s: rssi=%d\n", __func__, rssi); 1077292207Savos /* Update our average RSSI. */ 1078292207Savos urtwn_update_avgrssi(sc, rate, rssi); 1079292207Savos } 1080292207Savos 1081292207Savos if (ieee80211_radiotap_active(ic)) { 1082292207Savos struct urtwn_rx_radiotap_header *tap = &sc->sc_rxtap; 1083292207Savos 1084292207Savos tap->wr_flags = 0; 1085292207Savos 1086292207Savos urtwn_get_tsf(sc, &tap->wr_tsft); 1087292207Savos if (__predict_false(le32toh((uint32_t)tap->wr_tsft) < 1088292207Savos le32toh(stat->rxdw5))) { 1089292207Savos tap->wr_tsft = le32toh(tap->wr_tsft >> 32) - 1; 1090292207Savos tap->wr_tsft = (uint64_t)htole32(tap->wr_tsft) << 32; 1091292207Savos } else 1092292207Savos tap->wr_tsft &= 0xffffffff00000000; 1093292207Savos tap->wr_tsft += stat->rxdw5; 1094292207Savos 1095297175Sadrian /* XXX 20/40? */ 1096297175Sadrian /* XXX shortgi? */ 1097297175Sadrian 1098292207Savos /* Map HW rate index to 802.11 rate. */ 1099292207Savos if (!(rxdw3 & R92C_RXDW3_HT)) { 1100292207Savos tap->wr_rate = ridx2rate[rate]; 1101292207Savos } else if (rate >= 12) { /* MCS0~15. */ 1102292207Savos /* Bit 7 set means HT MCS instead of rate. */ 1103292207Savos tap->wr_rate = 0x80 | (rate - 12); 1104292207Savos } 1105297910Sadrian 1106297910Sadrian /* XXX TODO: this isn't right; should use the last good RSSI */ 1107292207Savos tap->wr_dbm_antsignal = rssi; 1108292207Savos tap->wr_dbm_antnoise = URTWN_NOISE_FLOOR; 1109292207Savos } 1110292207Savos 1111292207Savos *rssi_p = rssi; 1112292207Savos 1113292207Savos /* Drop descriptor. */ 1114292207Savos m_adj(m, sizeof(*stat) + infosz); 1115292207Savos wh = mtod(m, struct ieee80211_frame_min *); 1116292207Savos 1117292207Savos if ((wh->i_fc[1] & IEEE80211_FC1_PROTECTED) && 1118292207Savos cipher != R92C_CAM_ALGO_NONE) { 1119292207Savos m->m_flags |= M_WEP; 1120292207Savos } 1121292207Savos 1122292207Savos if (m->m_len >= sizeof(*wh)) 1123292207Savos return (ieee80211_find_rxnode(ic, wh)); 1124292207Savos 1125292207Savos return (NULL); 1126292207Savos} 1127292207Savos 1128292167Savosstatic void 1129251538Srpaulourtwn_bulk_rx_callback(struct usb_xfer *xfer, usb_error_t error) 1130251538Srpaulo{ 1131251538Srpaulo struct urtwn_softc *sc = usbd_xfer_softc(xfer); 1132287197Sglebius struct ieee80211com *ic = &sc->sc_ic; 1133251538Srpaulo struct ieee80211_node *ni; 1134251538Srpaulo struct mbuf *m = NULL, *next; 1135251538Srpaulo struct urtwn_data *data; 1136292207Savos int8_t nf, rssi; 1137251538Srpaulo 1138251538Srpaulo URTWN_ASSERT_LOCKED(sc); 1139251538Srpaulo 1140251538Srpaulo switch (USB_GET_STATE(xfer)) { 1141251538Srpaulo case USB_ST_TRANSFERRED: 1142251538Srpaulo data = STAILQ_FIRST(&sc->sc_rx_active); 1143251538Srpaulo if (data == NULL) 1144251538Srpaulo goto tr_setup; 1145251538Srpaulo STAILQ_REMOVE_HEAD(&sc->sc_rx_active, next); 1146292207Savos m = urtwn_report_intr(xfer, data); 1147251538Srpaulo STAILQ_INSERT_TAIL(&sc->sc_rx_inactive, data, next); 1148251538Srpaulo /* FALLTHROUGH */ 1149251538Srpaulo case USB_ST_SETUP: 1150251538Srpaulotr_setup: 1151251538Srpaulo data = STAILQ_FIRST(&sc->sc_rx_inactive); 1152251538Srpaulo if (data == NULL) { 1153251538Srpaulo KASSERT(m == NULL, ("mbuf isn't NULL")); 1154297596Sadrian goto finish; 1155251538Srpaulo } 1156251538Srpaulo STAILQ_REMOVE_HEAD(&sc->sc_rx_inactive, next); 1157251538Srpaulo STAILQ_INSERT_TAIL(&sc->sc_rx_active, data, next); 1158251538Srpaulo usbd_xfer_set_frame_data(xfer, 0, data->buf, 1159251538Srpaulo usbd_xfer_max_len(xfer)); 1160251538Srpaulo usbd_transfer_submit(xfer); 1161251538Srpaulo 1162251538Srpaulo /* 1163251538Srpaulo * To avoid LOR we should unlock our private mutex here to call 1164251538Srpaulo * ieee80211_input() because here is at the end of a USB 1165251538Srpaulo * callback and safe to unlock. 1166251538Srpaulo */ 1167251538Srpaulo while (m != NULL) { 1168251538Srpaulo next = m->m_next; 1169251538Srpaulo m->m_next = NULL; 1170292207Savos 1171292207Savos ni = urtwn_rx_frame(sc, m, &rssi); 1172297910Sadrian 1173297910Sadrian /* Store a global last-good RSSI */ 1174297910Sadrian if (rssi != -127) 1175297910Sadrian sc->last_rssi = rssi; 1176297910Sadrian 1177292207Savos URTWN_UNLOCK(sc); 1178292207Savos 1179251538Srpaulo nf = URTWN_NOISE_FLOOR; 1180251538Srpaulo if (ni != NULL) { 1181297910Sadrian if (rssi != -127) 1182297910Sadrian URTWN_NODE(ni)->last_rssi = rssi; 1183297175Sadrian if (ni->ni_flags & IEEE80211_NODE_HT) 1184297175Sadrian m->m_flags |= M_AMPDU; 1185297910Sadrian (void)ieee80211_input(ni, m, 1186297910Sadrian URTWN_NODE(ni)->last_rssi - nf, nf); 1187251538Srpaulo ieee80211_free_node(ni); 1188289799Savos } else { 1189297910Sadrian /* Use last good global RSSI */ 1190297910Sadrian (void)ieee80211_input_all(ic, m, 1191297910Sadrian sc->last_rssi - nf, nf); 1192289799Savos } 1193292207Savos URTWN_LOCK(sc); 1194251538Srpaulo m = next; 1195251538Srpaulo } 1196251538Srpaulo break; 1197251538Srpaulo default: 1198251538Srpaulo /* needs it to the inactive queue due to a error. */ 1199251538Srpaulo data = STAILQ_FIRST(&sc->sc_rx_active); 1200251538Srpaulo if (data != NULL) { 1201251538Srpaulo STAILQ_REMOVE_HEAD(&sc->sc_rx_active, next); 1202251538Srpaulo STAILQ_INSERT_TAIL(&sc->sc_rx_inactive, data, next); 1203251538Srpaulo } 1204251538Srpaulo if (error != USB_ERR_CANCELLED) { 1205251538Srpaulo usbd_xfer_set_stall(xfer); 1206287197Sglebius counter_u64_add(ic->ic_ierrors, 1); 1207251538Srpaulo goto tr_setup; 1208251538Srpaulo } 1209251538Srpaulo break; 1210251538Srpaulo } 1211297596Sadrianfinish: 1212297596Sadrian /* Finished receive; age anything left on the FF queue by a little bump */ 1213297596Sadrian /* 1214297596Sadrian * XXX TODO: just make this a callout timer schedule so we can 1215297596Sadrian * flush the FF staging queue if we're approaching idle. 1216297596Sadrian */ 1217297596Sadrian#ifdef IEEE80211_SUPPORT_SUPERG 1218297596Sadrian URTWN_UNLOCK(sc); 1219297596Sadrian ieee80211_ff_age_all(ic, 1); 1220297596Sadrian URTWN_LOCK(sc); 1221297596Sadrian#endif 1222297596Sadrian 1223297596Sadrian /* Kick-start more transmit in case we stalled */ 1224297596Sadrian urtwn_start(sc); 1225251538Srpaulo} 1226251538Srpaulo 1227251538Srpaulostatic void 1228289891Savosurtwn_txeof(struct urtwn_softc *sc, struct urtwn_data *data, int status) 1229251538Srpaulo{ 1230251538Srpaulo 1231251538Srpaulo URTWN_ASSERT_LOCKED(sc); 1232289891Savos 1233290631Savos if (data->ni != NULL) /* not a beacon frame */ 1234290631Savos ieee80211_tx_complete(data->ni, data->m, status); 1235289891Savos 1236297596Sadrian if (sc->sc_tx_n_active > 0) 1237297596Sadrian sc->sc_tx_n_active--; 1238297596Sadrian 1239287197Sglebius data->ni = NULL; 1240287197Sglebius data->m = NULL; 1241289891Savos 1242251538Srpaulo sc->sc_txtimer = 0; 1243289891Savos 1244289891Savos STAILQ_INSERT_TAIL(&sc->sc_tx_inactive, data, next); 1245251538Srpaulo} 1246251538Srpaulo 1247289066Skevlostatic int 1248289066Skevlourtwn_alloc_list(struct urtwn_softc *sc, struct urtwn_data data[], 1249289066Skevlo int ndata, int maxsz) 1250289066Skevlo{ 1251289066Skevlo int i, error; 1252289066Skevlo 1253289066Skevlo for (i = 0; i < ndata; i++) { 1254289066Skevlo struct urtwn_data *dp = &data[i]; 1255289066Skevlo dp->sc = sc; 1256289066Skevlo dp->m = NULL; 1257289066Skevlo dp->buf = malloc(maxsz, M_USBDEV, M_NOWAIT); 1258289066Skevlo if (dp->buf == NULL) { 1259289066Skevlo device_printf(sc->sc_dev, 1260289066Skevlo "could not allocate buffer\n"); 1261289066Skevlo error = ENOMEM; 1262289066Skevlo goto fail; 1263289066Skevlo } 1264289066Skevlo dp->ni = NULL; 1265289066Skevlo } 1266289066Skevlo 1267289066Skevlo return (0); 1268289066Skevlofail: 1269289066Skevlo urtwn_free_list(sc, data, ndata); 1270289066Skevlo return (error); 1271289066Skevlo} 1272289066Skevlo 1273289066Skevlostatic int 1274289066Skevlourtwn_alloc_rx_list(struct urtwn_softc *sc) 1275289066Skevlo{ 1276289066Skevlo int error, i; 1277289066Skevlo 1278289066Skevlo error = urtwn_alloc_list(sc, sc->sc_rx, URTWN_RX_LIST_COUNT, 1279289066Skevlo URTWN_RXBUFSZ); 1280289066Skevlo if (error != 0) 1281289066Skevlo return (error); 1282289066Skevlo 1283289066Skevlo STAILQ_INIT(&sc->sc_rx_active); 1284289066Skevlo STAILQ_INIT(&sc->sc_rx_inactive); 1285289066Skevlo 1286289066Skevlo for (i = 0; i < URTWN_RX_LIST_COUNT; i++) 1287289066Skevlo STAILQ_INSERT_HEAD(&sc->sc_rx_inactive, &sc->sc_rx[i], next); 1288289066Skevlo 1289289066Skevlo return (0); 1290289066Skevlo} 1291289066Skevlo 1292289066Skevlostatic int 1293289066Skevlourtwn_alloc_tx_list(struct urtwn_softc *sc) 1294289066Skevlo{ 1295289066Skevlo int error, i; 1296289066Skevlo 1297289066Skevlo error = urtwn_alloc_list(sc, sc->sc_tx, URTWN_TX_LIST_COUNT, 1298289066Skevlo URTWN_TXBUFSZ); 1299289066Skevlo if (error != 0) 1300289066Skevlo return (error); 1301289066Skevlo 1302289066Skevlo STAILQ_INIT(&sc->sc_tx_active); 1303289066Skevlo STAILQ_INIT(&sc->sc_tx_inactive); 1304289066Skevlo STAILQ_INIT(&sc->sc_tx_pending); 1305289066Skevlo 1306289066Skevlo for (i = 0; i < URTWN_TX_LIST_COUNT; i++) 1307289066Skevlo STAILQ_INSERT_HEAD(&sc->sc_tx_inactive, &sc->sc_tx[i], next); 1308289066Skevlo 1309289066Skevlo return (0); 1310289066Skevlo} 1311289066Skevlo 1312251538Srpaulostatic void 1313289066Skevlourtwn_free_list(struct urtwn_softc *sc, struct urtwn_data data[], int ndata) 1314289066Skevlo{ 1315289066Skevlo int i; 1316289066Skevlo 1317289066Skevlo for (i = 0; i < ndata; i++) { 1318289066Skevlo struct urtwn_data *dp = &data[i]; 1319289066Skevlo 1320289066Skevlo if (dp->buf != NULL) { 1321289066Skevlo free(dp->buf, M_USBDEV); 1322289066Skevlo dp->buf = NULL; 1323289066Skevlo } 1324289066Skevlo if (dp->ni != NULL) { 1325289066Skevlo ieee80211_free_node(dp->ni); 1326289066Skevlo dp->ni = NULL; 1327289066Skevlo } 1328289066Skevlo } 1329289066Skevlo} 1330289066Skevlo 1331289066Skevlostatic void 1332289066Skevlourtwn_free_rx_list(struct urtwn_softc *sc) 1333289066Skevlo{ 1334289066Skevlo urtwn_free_list(sc, sc->sc_rx, URTWN_RX_LIST_COUNT); 1335302183Savos 1336302183Savos STAILQ_INIT(&sc->sc_rx_active); 1337302183Savos STAILQ_INIT(&sc->sc_rx_inactive); 1338289066Skevlo} 1339289066Skevlo 1340289066Skevlostatic void 1341289066Skevlourtwn_free_tx_list(struct urtwn_softc *sc) 1342289066Skevlo{ 1343289066Skevlo urtwn_free_list(sc, sc->sc_tx, URTWN_TX_LIST_COUNT); 1344302183Savos 1345302183Savos STAILQ_INIT(&sc->sc_tx_active); 1346302183Savos STAILQ_INIT(&sc->sc_tx_inactive); 1347302183Savos STAILQ_INIT(&sc->sc_tx_pending); 1348289066Skevlo} 1349289066Skevlo 1350289066Skevlostatic void 1351251538Srpaulourtwn_bulk_tx_callback(struct usb_xfer *xfer, usb_error_t error) 1352251538Srpaulo{ 1353251538Srpaulo struct urtwn_softc *sc = usbd_xfer_softc(xfer); 1354297596Sadrian#ifdef IEEE80211_SUPPORT_SUPERG 1355297596Sadrian struct ieee80211com *ic = &sc->sc_ic; 1356297596Sadrian#endif 1357251538Srpaulo struct urtwn_data *data; 1358251538Srpaulo 1359251538Srpaulo URTWN_ASSERT_LOCKED(sc); 1360251538Srpaulo 1361251538Srpaulo switch (USB_GET_STATE(xfer)){ 1362251538Srpaulo case USB_ST_TRANSFERRED: 1363251538Srpaulo data = STAILQ_FIRST(&sc->sc_tx_active); 1364251538Srpaulo if (data == NULL) 1365251538Srpaulo goto tr_setup; 1366251538Srpaulo STAILQ_REMOVE_HEAD(&sc->sc_tx_active, next); 1367289891Savos urtwn_txeof(sc, data, 0); 1368251538Srpaulo /* FALLTHROUGH */ 1369251538Srpaulo case USB_ST_SETUP: 1370251538Srpaulotr_setup: 1371251538Srpaulo data = STAILQ_FIRST(&sc->sc_tx_pending); 1372251538Srpaulo if (data == NULL) { 1373294471Savos URTWN_DPRINTF(sc, URTWN_DEBUG_XMIT, 1374294471Savos "%s: empty pending queue\n", __func__); 1375297596Sadrian sc->sc_tx_n_active = 0; 1376288353Sadrian goto finish; 1377251538Srpaulo } 1378251538Srpaulo STAILQ_REMOVE_HEAD(&sc->sc_tx_pending, next); 1379251538Srpaulo STAILQ_INSERT_TAIL(&sc->sc_tx_active, data, next); 1380251538Srpaulo usbd_xfer_set_frame_data(xfer, 0, data->buf, data->buflen); 1381251538Srpaulo usbd_transfer_submit(xfer); 1382297596Sadrian sc->sc_tx_n_active++; 1383251538Srpaulo break; 1384251538Srpaulo default: 1385251538Srpaulo data = STAILQ_FIRST(&sc->sc_tx_active); 1386251538Srpaulo if (data == NULL) 1387251538Srpaulo goto tr_setup; 1388289891Savos STAILQ_REMOVE_HEAD(&sc->sc_tx_active, next); 1389289891Savos urtwn_txeof(sc, data, 1); 1390251538Srpaulo if (error != USB_ERR_CANCELLED) { 1391251538Srpaulo usbd_xfer_set_stall(xfer); 1392251538Srpaulo goto tr_setup; 1393251538Srpaulo } 1394251538Srpaulo break; 1395251538Srpaulo } 1396288353Sadrianfinish: 1397297596Sadrian#ifdef IEEE80211_SUPPORT_SUPERG 1398297596Sadrian /* 1399297596Sadrian * If the TX active queue drops below a certain 1400297596Sadrian * threshold, ensure we age fast-frames out so they're 1401297596Sadrian * transmitted. 1402297596Sadrian */ 1403297596Sadrian if (sc->sc_tx_n_active <= 1) { 1404297596Sadrian /* XXX ew - net80211 should defer this for us! */ 1405297596Sadrian 1406297596Sadrian /* 1407297596Sadrian * Note: this sc_tx_n_active currently tracks 1408297596Sadrian * the number of pending transmit submissions 1409297596Sadrian * and not the actual depth of the TX frames 1410297596Sadrian * pending to the hardware. That means that 1411297596Sadrian * we're going to end up with some sub-optimal 1412297596Sadrian * aggregation behaviour. 1413297596Sadrian */ 1414297596Sadrian /* 1415297596Sadrian * XXX TODO: just make this a callout timer schedule so we can 1416297596Sadrian * flush the FF staging queue if we're approaching idle. 1417297596Sadrian */ 1418297596Sadrian URTWN_UNLOCK(sc); 1419297596Sadrian ieee80211_ff_flush(ic, WME_AC_VO); 1420297596Sadrian ieee80211_ff_flush(ic, WME_AC_VI); 1421297596Sadrian ieee80211_ff_flush(ic, WME_AC_BE); 1422297596Sadrian ieee80211_ff_flush(ic, WME_AC_BK); 1423297596Sadrian URTWN_LOCK(sc); 1424297596Sadrian } 1425297596Sadrian#endif 1426288353Sadrian /* Kick-start more transmit */ 1427288353Sadrian urtwn_start(sc); 1428251538Srpaulo} 1429251538Srpaulo 1430251538Srpaulostatic struct urtwn_data * 1431251538Srpaulo_urtwn_getbuf(struct urtwn_softc *sc) 1432251538Srpaulo{ 1433251538Srpaulo struct urtwn_data *bf; 1434251538Srpaulo 1435251538Srpaulo bf = STAILQ_FIRST(&sc->sc_tx_inactive); 1436251538Srpaulo if (bf != NULL) 1437251538Srpaulo STAILQ_REMOVE_HEAD(&sc->sc_tx_inactive, next); 1438294471Savos else { 1439294471Savos URTWN_DPRINTF(sc, URTWN_DEBUG_XMIT, 1440294471Savos "%s: out of xmit buffers\n", __func__); 1441294471Savos } 1442251538Srpaulo return (bf); 1443251538Srpaulo} 1444251538Srpaulo 1445251538Srpaulostatic struct urtwn_data * 1446251538Srpaulourtwn_getbuf(struct urtwn_softc *sc) 1447251538Srpaulo{ 1448251538Srpaulo struct urtwn_data *bf; 1449251538Srpaulo 1450251538Srpaulo URTWN_ASSERT_LOCKED(sc); 1451251538Srpaulo 1452251538Srpaulo bf = _urtwn_getbuf(sc); 1453294471Savos if (bf == NULL) { 1454294471Savos URTWN_DPRINTF(sc, URTWN_DEBUG_XMIT, "%s: stop queue\n", 1455294471Savos __func__); 1456294471Savos } 1457251538Srpaulo return (bf); 1458251538Srpaulo} 1459251538Srpaulo 1460291698Savosstatic usb_error_t 1461251538Srpaulourtwn_write_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_WRITE_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 1474291698Savosstatic usb_error_t 1475251538Srpaulourtwn_write_1(struct urtwn_softc *sc, uint16_t addr, uint8_t val) 1476251538Srpaulo{ 1477291698Savos return (urtwn_write_region_1(sc, addr, &val, sizeof(val))); 1478251538Srpaulo} 1479251538Srpaulo 1480291698Savosstatic usb_error_t 1481251538Srpaulourtwn_write_2(struct urtwn_softc *sc, uint16_t addr, uint16_t val) 1482251538Srpaulo{ 1483251538Srpaulo val = htole16(val); 1484291698Savos return (urtwn_write_region_1(sc, addr, (uint8_t *)&val, sizeof(val))); 1485251538Srpaulo} 1486251538Srpaulo 1487291698Savosstatic usb_error_t 1488251538Srpaulourtwn_write_4(struct urtwn_softc *sc, uint16_t addr, uint32_t val) 1489251538Srpaulo{ 1490251538Srpaulo val = htole32(val); 1491291698Savos return (urtwn_write_region_1(sc, addr, (uint8_t *)&val, sizeof(val))); 1492251538Srpaulo} 1493251538Srpaulo 1494291698Savosstatic usb_error_t 1495251538Srpaulourtwn_read_region_1(struct urtwn_softc *sc, uint16_t addr, uint8_t *buf, 1496251538Srpaulo int len) 1497251538Srpaulo{ 1498251538Srpaulo usb_device_request_t req; 1499251538Srpaulo 1500251538Srpaulo req.bmRequestType = UT_READ_VENDOR_DEVICE; 1501251538Srpaulo req.bRequest = R92C_REQ_REGS; 1502251538Srpaulo USETW(req.wValue, addr); 1503251538Srpaulo USETW(req.wIndex, 0); 1504251538Srpaulo USETW(req.wLength, len); 1505251538Srpaulo return (urtwn_do_request(sc, &req, buf)); 1506251538Srpaulo} 1507251538Srpaulo 1508251538Srpaulostatic uint8_t 1509251538Srpaulourtwn_read_1(struct urtwn_softc *sc, uint16_t addr) 1510251538Srpaulo{ 1511251538Srpaulo uint8_t val; 1512251538Srpaulo 1513251538Srpaulo if (urtwn_read_region_1(sc, addr, &val, 1) != 0) 1514251538Srpaulo return (0xff); 1515251538Srpaulo return (val); 1516251538Srpaulo} 1517251538Srpaulo 1518251538Srpaulostatic uint16_t 1519251538Srpaulourtwn_read_2(struct urtwn_softc *sc, uint16_t addr) 1520251538Srpaulo{ 1521251538Srpaulo uint16_t val; 1522251538Srpaulo 1523251538Srpaulo if (urtwn_read_region_1(sc, addr, (uint8_t *)&val, 2) != 0) 1524251538Srpaulo return (0xffff); 1525251538Srpaulo return (le16toh(val)); 1526251538Srpaulo} 1527251538Srpaulo 1528251538Srpaulostatic uint32_t 1529251538Srpaulourtwn_read_4(struct urtwn_softc *sc, uint16_t addr) 1530251538Srpaulo{ 1531251538Srpaulo uint32_t val; 1532251538Srpaulo 1533251538Srpaulo if (urtwn_read_region_1(sc, addr, (uint8_t *)&val, 4) != 0) 1534251538Srpaulo return (0xffffffff); 1535251538Srpaulo return (le32toh(val)); 1536251538Srpaulo} 1537251538Srpaulo 1538251538Srpaulostatic int 1539251538Srpaulourtwn_fw_cmd(struct urtwn_softc *sc, uint8_t id, const void *buf, int len) 1540251538Srpaulo{ 1541251538Srpaulo struct r92c_fw_cmd cmd; 1542291698Savos usb_error_t error; 1543251538Srpaulo int ntries; 1544251538Srpaulo 1545295871Savos if (!(sc->sc_flags & URTWN_FW_LOADED)) { 1546295871Savos URTWN_DPRINTF(sc, URTWN_DEBUG_FIRMWARE, "%s: firmware " 1547295871Savos "was not loaded; command (id %d) will be discarded\n", 1548295871Savos __func__, id); 1549295871Savos return (0); 1550295871Savos } 1551295871Savos 1552251538Srpaulo /* Wait for current FW box to be empty. */ 1553251538Srpaulo for (ntries = 0; ntries < 100; ntries++) { 1554251538Srpaulo if (!(urtwn_read_1(sc, R92C_HMETFR) & (1 << sc->fwcur))) 1555251538Srpaulo break; 1556266472Shselasky urtwn_ms_delay(sc); 1557251538Srpaulo } 1558251538Srpaulo if (ntries == 100) { 1559251538Srpaulo device_printf(sc->sc_dev, 1560251538Srpaulo "could not send firmware command\n"); 1561251538Srpaulo return (ETIMEDOUT); 1562251538Srpaulo } 1563251538Srpaulo memset(&cmd, 0, sizeof(cmd)); 1564251538Srpaulo cmd.id = id; 1565251538Srpaulo if (len > 3) 1566251538Srpaulo cmd.id |= R92C_CMD_FLAG_EXT; 1567251538Srpaulo KASSERT(len <= sizeof(cmd.msg), ("urtwn_fw_cmd\n")); 1568251538Srpaulo memcpy(cmd.msg, buf, len); 1569251538Srpaulo 1570251538Srpaulo /* Write the first word last since that will trigger the FW. */ 1571291698Savos error = urtwn_write_region_1(sc, R92C_HMEBOX_EXT(sc->fwcur), 1572251538Srpaulo (uint8_t *)&cmd + 4, 2); 1573291698Savos if (error != USB_ERR_NORMAL_COMPLETION) 1574291698Savos return (EIO); 1575291698Savos error = urtwn_write_region_1(sc, R92C_HMEBOX(sc->fwcur), 1576251538Srpaulo (uint8_t *)&cmd + 0, 4); 1577291698Savos if (error != USB_ERR_NORMAL_COMPLETION) 1578291698Savos return (EIO); 1579251538Srpaulo 1580251538Srpaulo sc->fwcur = (sc->fwcur + 1) % R92C_H2C_NBOX; 1581251538Srpaulo return (0); 1582251538Srpaulo} 1583251538Srpaulo 1584292174Savosstatic void 1585292174Savosurtwn_cmdq_cb(void *arg, int pending) 1586292174Savos{ 1587292174Savos struct urtwn_softc *sc = arg; 1588292174Savos struct urtwn_cmdq *item; 1589292174Savos 1590292174Savos /* 1591292174Savos * Device must be powered on (via urtwn_power_on()) 1592292174Savos * before any command may be sent. 1593292174Savos */ 1594292174Savos URTWN_LOCK(sc); 1595292174Savos if (!(sc->sc_flags & URTWN_RUNNING)) { 1596292174Savos URTWN_UNLOCK(sc); 1597292174Savos return; 1598292174Savos } 1599292174Savos 1600292174Savos URTWN_CMDQ_LOCK(sc); 1601292174Savos while (sc->cmdq[sc->cmdq_first].func != NULL) { 1602292174Savos item = &sc->cmdq[sc->cmdq_first]; 1603292174Savos sc->cmdq_first = (sc->cmdq_first + 1) % URTWN_CMDQ_SIZE; 1604292174Savos URTWN_CMDQ_UNLOCK(sc); 1605292174Savos 1606292174Savos item->func(sc, &item->data); 1607292174Savos 1608292174Savos URTWN_CMDQ_LOCK(sc); 1609292174Savos memset(item, 0, sizeof (*item)); 1610292174Savos } 1611292174Savos URTWN_CMDQ_UNLOCK(sc); 1612292174Savos URTWN_UNLOCK(sc); 1613292174Savos} 1614292174Savos 1615292174Savosstatic int 1616292174Savosurtwn_cmd_sleepable(struct urtwn_softc *sc, const void *ptr, size_t len, 1617292174Savos CMD_FUNC_PROTO) 1618292174Savos{ 1619292174Savos struct ieee80211com *ic = &sc->sc_ic; 1620292174Savos 1621292174Savos KASSERT(len <= sizeof(union sec_param), ("buffer overflow")); 1622292174Savos 1623292174Savos URTWN_CMDQ_LOCK(sc); 1624292174Savos if (sc->cmdq[sc->cmdq_last].func != NULL) { 1625292174Savos device_printf(sc->sc_dev, "%s: cmdq overflow\n", __func__); 1626292174Savos URTWN_CMDQ_UNLOCK(sc); 1627292174Savos 1628292174Savos return (EAGAIN); 1629292174Savos } 1630292174Savos 1631292174Savos if (ptr != NULL) 1632292174Savos memcpy(&sc->cmdq[sc->cmdq_last].data, ptr, len); 1633292174Savos sc->cmdq[sc->cmdq_last].func = func; 1634292174Savos sc->cmdq_last = (sc->cmdq_last + 1) % URTWN_CMDQ_SIZE; 1635292174Savos URTWN_CMDQ_UNLOCK(sc); 1636292174Savos 1637292174Savos ieee80211_runtask(ic, &sc->cmdq_task); 1638292174Savos 1639292174Savos return (0); 1640292174Savos} 1641292174Savos 1642264912Skevlostatic __inline void 1643251538Srpaulourtwn_rf_write(struct urtwn_softc *sc, int chain, uint8_t addr, uint32_t val) 1644251538Srpaulo{ 1645264912Skevlo 1646264912Skevlo sc->sc_rf_write(sc, chain, addr, val); 1647264912Skevlo} 1648264912Skevlo 1649264912Skevlostatic void 1650264912Skevlourtwn_r92c_rf_write(struct urtwn_softc *sc, int chain, uint8_t addr, 1651264912Skevlo uint32_t val) 1652264912Skevlo{ 1653251538Srpaulo urtwn_bb_write(sc, R92C_LSSI_PARAM(chain), 1654251538Srpaulo SM(R92C_LSSI_PARAM_ADDR, addr) | 1655251538Srpaulo SM(R92C_LSSI_PARAM_DATA, val)); 1656251538Srpaulo} 1657251538Srpaulo 1658264912Skevlostatic void 1659264912Skevlourtwn_r88e_rf_write(struct urtwn_softc *sc, int chain, uint8_t addr, 1660264912Skevlouint32_t val) 1661264912Skevlo{ 1662264912Skevlo urtwn_bb_write(sc, R92C_LSSI_PARAM(chain), 1663264912Skevlo SM(R88E_LSSI_PARAM_ADDR, addr) | 1664264912Skevlo SM(R92C_LSSI_PARAM_DATA, val)); 1665264912Skevlo} 1666264912Skevlo 1667251538Srpaulostatic uint32_t 1668251538Srpaulourtwn_rf_read(struct urtwn_softc *sc, int chain, uint8_t addr) 1669251538Srpaulo{ 1670251538Srpaulo uint32_t reg[R92C_MAX_CHAINS], val; 1671251538Srpaulo 1672251538Srpaulo reg[0] = urtwn_bb_read(sc, R92C_HSSI_PARAM2(0)); 1673251538Srpaulo if (chain != 0) 1674251538Srpaulo reg[chain] = urtwn_bb_read(sc, R92C_HSSI_PARAM2(chain)); 1675251538Srpaulo 1676251538Srpaulo urtwn_bb_write(sc, R92C_HSSI_PARAM2(0), 1677251538Srpaulo reg[0] & ~R92C_HSSI_PARAM2_READ_EDGE); 1678266472Shselasky urtwn_ms_delay(sc); 1679251538Srpaulo 1680251538Srpaulo urtwn_bb_write(sc, R92C_HSSI_PARAM2(chain), 1681251538Srpaulo RW(reg[chain], R92C_HSSI_PARAM2_READ_ADDR, addr) | 1682251538Srpaulo R92C_HSSI_PARAM2_READ_EDGE); 1683266472Shselasky urtwn_ms_delay(sc); 1684251538Srpaulo 1685251538Srpaulo urtwn_bb_write(sc, R92C_HSSI_PARAM2(0), 1686251538Srpaulo reg[0] | R92C_HSSI_PARAM2_READ_EDGE); 1687266472Shselasky urtwn_ms_delay(sc); 1688251538Srpaulo 1689251538Srpaulo if (urtwn_bb_read(sc, R92C_HSSI_PARAM1(chain)) & R92C_HSSI_PARAM1_PI) 1690251538Srpaulo val = urtwn_bb_read(sc, R92C_HSPI_READBACK(chain)); 1691251538Srpaulo else 1692251538Srpaulo val = urtwn_bb_read(sc, R92C_LSSI_READBACK(chain)); 1693251538Srpaulo return (MS(val, R92C_LSSI_READBACK_DATA)); 1694251538Srpaulo} 1695251538Srpaulo 1696251538Srpaulostatic int 1697251538Srpaulourtwn_llt_write(struct urtwn_softc *sc, uint32_t addr, uint32_t data) 1698251538Srpaulo{ 1699291698Savos usb_error_t error; 1700251538Srpaulo int ntries; 1701251538Srpaulo 1702291698Savos error = urtwn_write_4(sc, R92C_LLT_INIT, 1703251538Srpaulo SM(R92C_LLT_INIT_OP, R92C_LLT_INIT_OP_WRITE) | 1704251538Srpaulo SM(R92C_LLT_INIT_ADDR, addr) | 1705251538Srpaulo SM(R92C_LLT_INIT_DATA, data)); 1706291698Savos if (error != USB_ERR_NORMAL_COMPLETION) 1707291698Savos return (EIO); 1708251538Srpaulo /* Wait for write operation to complete. */ 1709251538Srpaulo for (ntries = 0; ntries < 20; ntries++) { 1710251538Srpaulo if (MS(urtwn_read_4(sc, R92C_LLT_INIT), R92C_LLT_INIT_OP) == 1711251538Srpaulo R92C_LLT_INIT_OP_NO_ACTIVE) 1712251538Srpaulo return (0); 1713266472Shselasky urtwn_ms_delay(sc); 1714251538Srpaulo } 1715251538Srpaulo return (ETIMEDOUT); 1716251538Srpaulo} 1717251538Srpaulo 1718291264Savosstatic int 1719291264Savosurtwn_efuse_read_next(struct urtwn_softc *sc, uint8_t *val) 1720251538Srpaulo{ 1721251538Srpaulo uint32_t reg; 1722291698Savos usb_error_t error; 1723251538Srpaulo int ntries; 1724251538Srpaulo 1725291264Savos if (sc->last_rom_addr >= URTWN_EFUSE_MAX_LEN) 1726291264Savos return (EFAULT); 1727291264Savos 1728251538Srpaulo reg = urtwn_read_4(sc, R92C_EFUSE_CTRL); 1729291264Savos reg = RW(reg, R92C_EFUSE_CTRL_ADDR, sc->last_rom_addr); 1730251538Srpaulo reg &= ~R92C_EFUSE_CTRL_VALID; 1731291264Savos 1732291698Savos error = urtwn_write_4(sc, R92C_EFUSE_CTRL, reg); 1733291698Savos if (error != USB_ERR_NORMAL_COMPLETION) 1734291698Savos return (EIO); 1735251538Srpaulo /* Wait for read operation to complete. */ 1736251538Srpaulo for (ntries = 0; ntries < 100; ntries++) { 1737251538Srpaulo reg = urtwn_read_4(sc, R92C_EFUSE_CTRL); 1738251538Srpaulo if (reg & R92C_EFUSE_CTRL_VALID) 1739291264Savos break; 1740266472Shselasky urtwn_ms_delay(sc); 1741251538Srpaulo } 1742291264Savos if (ntries == 100) { 1743291264Savos device_printf(sc->sc_dev, 1744291264Savos "could not read efuse byte at address 0x%x\n", 1745291264Savos sc->last_rom_addr); 1746291264Savos return (ETIMEDOUT); 1747291264Savos } 1748291264Savos 1749291264Savos *val = MS(reg, R92C_EFUSE_CTRL_DATA); 1750291264Savos sc->last_rom_addr++; 1751291264Savos 1752291264Savos return (0); 1753251538Srpaulo} 1754251538Srpaulo 1755291264Savosstatic int 1756291264Savosurtwn_efuse_read_data(struct urtwn_softc *sc, uint8_t *rom, uint8_t off, 1757291264Savos uint8_t msk) 1758291264Savos{ 1759291264Savos uint8_t reg; 1760291264Savos int i, error; 1761291264Savos 1762291264Savos for (i = 0; i < 4; i++) { 1763291264Savos if (msk & (1 << i)) 1764291264Savos continue; 1765291264Savos error = urtwn_efuse_read_next(sc, ®); 1766291264Savos if (error != 0) 1767291264Savos return (error); 1768294471Savos URTWN_DPRINTF(sc, URTWN_DEBUG_ROM, "rom[0x%03X] == 0x%02X\n", 1769294471Savos off * 8 + i * 2, reg); 1770291264Savos rom[off * 8 + i * 2 + 0] = reg; 1771291264Savos 1772291264Savos error = urtwn_efuse_read_next(sc, ®); 1773291264Savos if (error != 0) 1774291264Savos return (error); 1775294471Savos URTWN_DPRINTF(sc, URTWN_DEBUG_ROM, "rom[0x%03X] == 0x%02X\n", 1776294471Savos off * 8 + i * 2 + 1, reg); 1777291264Savos rom[off * 8 + i * 2 + 1] = reg; 1778291264Savos } 1779291264Savos 1780291264Savos return (0); 1781291264Savos} 1782291264Savos 1783294471Savos#ifdef USB_DEBUG 1784251538Srpaulostatic void 1785291264Savosurtwn_dump_rom_contents(struct urtwn_softc *sc, uint8_t *rom, uint16_t size) 1786251538Srpaulo{ 1787251538Srpaulo int i; 1788251538Srpaulo 1789291264Savos /* Dump ROM contents. */ 1790291264Savos device_printf(sc->sc_dev, "%s:", __func__); 1791291264Savos for (i = 0; i < size; i++) { 1792291264Savos if (i % 32 == 0) 1793291264Savos printf("\n%03X: ", i); 1794291264Savos else if (i % 4 == 0) 1795291264Savos printf(" "); 1796291264Savos 1797291264Savos printf("%02X", rom[i]); 1798291264Savos } 1799291264Savos printf("\n"); 1800291264Savos} 1801291264Savos#endif 1802291264Savos 1803291264Savosstatic int 1804291264Savosurtwn_efuse_read(struct urtwn_softc *sc, uint8_t *rom, uint16_t size) 1805291264Savos{ 1806291264Savos#define URTWN_CHK(res) do { \ 1807291264Savos if ((error = res) != 0) \ 1808291264Savos goto end; \ 1809291264Savos} while(0) 1810291264Savos uint8_t msk, off, reg; 1811291264Savos int error; 1812291264Savos 1813291698Savos URTWN_CHK(urtwn_efuse_switch_power(sc)); 1814264912Skevlo 1815291264Savos /* Read full ROM image. */ 1816291264Savos sc->last_rom_addr = 0; 1817291264Savos memset(rom, 0xff, size); 1818291264Savos 1819291264Savos URTWN_CHK(urtwn_efuse_read_next(sc, ®)); 1820291264Savos while (reg != 0xff) { 1821291264Savos /* check for extended header */ 1822291264Savos if ((sc->chip & URTWN_CHIP_88E) && (reg & 0x1f) == 0x0f) { 1823291264Savos off = reg >> 5; 1824291264Savos URTWN_CHK(urtwn_efuse_read_next(sc, ®)); 1825291264Savos 1826291264Savos if ((reg & 0x0f) != 0x0f) 1827291264Savos off = ((reg & 0xf0) >> 1) | off; 1828291264Savos else 1829291264Savos continue; 1830291264Savos } else 1831291264Savos off = reg >> 4; 1832251538Srpaulo msk = reg & 0xf; 1833291264Savos 1834291264Savos URTWN_CHK(urtwn_efuse_read_data(sc, rom, off, msk)); 1835291264Savos URTWN_CHK(urtwn_efuse_read_next(sc, ®)); 1836251538Srpaulo } 1837291264Savos 1838291264Savosend: 1839291264Savos 1840294471Savos#ifdef USB_DEBUG 1841294471Savos if (sc->sc_debug & URTWN_DEBUG_ROM) 1842291264Savos urtwn_dump_rom_contents(sc, rom, size); 1843251538Srpaulo#endif 1844291264Savos 1845282623Skevlo urtwn_write_1(sc, R92C_EFUSE_ACCESS, R92C_EFUSE_ACCESS_OFF); 1846291264Savos 1847291264Savos if (error != 0) { 1848291264Savos device_printf(sc->sc_dev, "%s: error while reading ROM\n", 1849291264Savos __func__); 1850291264Savos } 1851291264Savos 1852291264Savos return (error); 1853291264Savos#undef URTWN_CHK 1854282623Skevlo} 1855281592Skevlo 1856291698Savosstatic int 1857264912Skevlourtwn_efuse_switch_power(struct urtwn_softc *sc) 1858264912Skevlo{ 1859291698Savos usb_error_t error; 1860264912Skevlo uint32_t reg; 1861251538Srpaulo 1862291698Savos error = urtwn_write_1(sc, R92C_EFUSE_ACCESS, R92C_EFUSE_ACCESS_ON); 1863291698Savos if (error != USB_ERR_NORMAL_COMPLETION) 1864291698Savos return (EIO); 1865281918Skevlo 1866264912Skevlo reg = urtwn_read_2(sc, R92C_SYS_ISO_CTRL); 1867264912Skevlo if (!(reg & R92C_SYS_ISO_CTRL_PWC_EV12V)) { 1868291698Savos error = urtwn_write_2(sc, R92C_SYS_ISO_CTRL, 1869264912Skevlo reg | R92C_SYS_ISO_CTRL_PWC_EV12V); 1870291698Savos if (error != USB_ERR_NORMAL_COMPLETION) 1871291698Savos return (EIO); 1872264912Skevlo } 1873264912Skevlo reg = urtwn_read_2(sc, R92C_SYS_FUNC_EN); 1874264912Skevlo if (!(reg & R92C_SYS_FUNC_EN_ELDR)) { 1875291698Savos error = urtwn_write_2(sc, R92C_SYS_FUNC_EN, 1876264912Skevlo reg | R92C_SYS_FUNC_EN_ELDR); 1877291698Savos if (error != USB_ERR_NORMAL_COMPLETION) 1878291698Savos return (EIO); 1879264912Skevlo } 1880264912Skevlo reg = urtwn_read_2(sc, R92C_SYS_CLKR); 1881264912Skevlo if ((reg & (R92C_SYS_CLKR_LOADER_EN | R92C_SYS_CLKR_ANA8M)) != 1882264912Skevlo (R92C_SYS_CLKR_LOADER_EN | R92C_SYS_CLKR_ANA8M)) { 1883291698Savos error = urtwn_write_2(sc, R92C_SYS_CLKR, 1884264912Skevlo reg | R92C_SYS_CLKR_LOADER_EN | R92C_SYS_CLKR_ANA8M); 1885291698Savos if (error != USB_ERR_NORMAL_COMPLETION) 1886291698Savos return (EIO); 1887264912Skevlo } 1888291698Savos 1889291698Savos return (0); 1890264912Skevlo} 1891264912Skevlo 1892251538Srpaulostatic int 1893251538Srpaulourtwn_read_chipid(struct urtwn_softc *sc) 1894251538Srpaulo{ 1895251538Srpaulo uint32_t reg; 1896251538Srpaulo 1897264912Skevlo if (sc->chip & URTWN_CHIP_88E) 1898264912Skevlo return (0); 1899264912Skevlo 1900251538Srpaulo reg = urtwn_read_4(sc, R92C_SYS_CFG); 1901251538Srpaulo if (reg & R92C_SYS_CFG_TRP_VAUX_EN) 1902251538Srpaulo return (EIO); 1903251538Srpaulo 1904251538Srpaulo if (reg & R92C_SYS_CFG_TYPE_92C) { 1905251538Srpaulo sc->chip |= URTWN_CHIP_92C; 1906251538Srpaulo /* Check if it is a castrated 8192C. */ 1907251538Srpaulo if (MS(urtwn_read_4(sc, R92C_HPON_FSM), 1908251538Srpaulo R92C_HPON_FSM_CHIP_BONDING_ID) == 1909251538Srpaulo R92C_HPON_FSM_CHIP_BONDING_ID_92C_1T2R) 1910251538Srpaulo sc->chip |= URTWN_CHIP_92C_1T2R; 1911251538Srpaulo } 1912251538Srpaulo if (reg & R92C_SYS_CFG_VENDOR_UMC) { 1913251538Srpaulo sc->chip |= URTWN_CHIP_UMC; 1914251538Srpaulo if (MS(reg, R92C_SYS_CFG_CHIP_VER_RTL) == 0) 1915251538Srpaulo sc->chip |= URTWN_CHIP_UMC_A_CUT; 1916251538Srpaulo } 1917251538Srpaulo return (0); 1918251538Srpaulo} 1919251538Srpaulo 1920291264Savosstatic int 1921251538Srpaulourtwn_read_rom(struct urtwn_softc *sc) 1922251538Srpaulo{ 1923291264Savos struct r92c_rom *rom = &sc->rom.r92c_rom; 1924291264Savos int error; 1925251538Srpaulo 1926251538Srpaulo /* Read full ROM image. */ 1927291264Savos error = urtwn_efuse_read(sc, (uint8_t *)rom, sizeof(*rom)); 1928291264Savos if (error != 0) 1929291264Savos return (error); 1930251538Srpaulo 1931251538Srpaulo /* XXX Weird but this is what the vendor driver does. */ 1932291264Savos sc->last_rom_addr = 0x1fa; 1933291264Savos error = urtwn_efuse_read_next(sc, &sc->pa_setting); 1934291264Savos if (error != 0) 1935291264Savos return (error); 1936294471Savos URTWN_DPRINTF(sc, URTWN_DEBUG_ROM, "%s: PA setting=0x%x\n", __func__, 1937294471Savos sc->pa_setting); 1938251538Srpaulo 1939251538Srpaulo sc->board_type = MS(rom->rf_opt1, R92C_ROM_RF1_BOARD_TYPE); 1940251538Srpaulo 1941251538Srpaulo sc->regulatory = MS(rom->rf_opt1, R92C_ROM_RF1_REGULATORY); 1942294471Savos URTWN_DPRINTF(sc, URTWN_DEBUG_ROM, "%s: regulatory type=%d\n", 1943294471Savos __func__, sc->regulatory); 1944287197Sglebius IEEE80211_ADDR_COPY(sc->sc_ic.ic_macaddr, rom->macaddr); 1945251538Srpaulo 1946264912Skevlo sc->sc_rf_write = urtwn_r92c_rf_write; 1947264912Skevlo sc->sc_power_on = urtwn_r92c_power_on; 1948295874Savos sc->sc_power_off = urtwn_r92c_power_off; 1949291264Savos 1950291264Savos return (0); 1951251538Srpaulo} 1952251538Srpaulo 1953291264Savosstatic int 1954264912Skevlourtwn_r88e_read_rom(struct urtwn_softc *sc) 1955264912Skevlo{ 1956294198Savos struct r88e_rom *rom = &sc->rom.r88e_rom; 1957294198Savos int error; 1958264912Skevlo 1959294198Savos error = urtwn_efuse_read(sc, (uint8_t *)rom, sizeof(sc->rom.r88e_rom)); 1960291264Savos if (error != 0) 1961291264Savos return (error); 1962264912Skevlo 1963294198Savos sc->bw20_tx_pwr_diff = (rom->tx_pwr_diff >> 4); 1964264912Skevlo if (sc->bw20_tx_pwr_diff & 0x08) 1965264912Skevlo sc->bw20_tx_pwr_diff |= 0xf0; 1966294198Savos sc->ofdm_tx_pwr_diff = (rom->tx_pwr_diff & 0xf); 1967264912Skevlo if (sc->ofdm_tx_pwr_diff & 0x08) 1968264912Skevlo sc->ofdm_tx_pwr_diff |= 0xf0; 1969294198Savos sc->regulatory = MS(rom->rf_board_opt, R92C_ROM_RF1_REGULATORY); 1970294471Savos URTWN_DPRINTF(sc, URTWN_DEBUG_ROM, "%s: regulatory type %d\n", 1971294471Savos __func__,sc->regulatory); 1972294198Savos IEEE80211_ADDR_COPY(sc->sc_ic.ic_macaddr, rom->macaddr); 1973264912Skevlo 1974264912Skevlo sc->sc_rf_write = urtwn_r88e_rf_write; 1975264912Skevlo sc->sc_power_on = urtwn_r88e_power_on; 1976295874Savos sc->sc_power_off = urtwn_r88e_power_off; 1977291264Savos 1978291264Savos return (0); 1979264912Skevlo} 1980264912Skevlo 1981298436Savosstatic __inline uint8_t 1982298436Savosrate2ridx(uint8_t rate) 1983298436Savos{ 1984298436Savos if (rate & IEEE80211_RATE_MCS) { 1985298436Savos /* 11n rates start at idx 12 */ 1986298436Savos return ((rate & 0xf) + 12); 1987298436Savos } 1988298436Savos switch (rate) { 1989298436Savos /* 11g */ 1990298436Savos case 12: return 4; 1991298436Savos case 18: return 5; 1992298436Savos case 24: return 6; 1993298436Savos case 36: return 7; 1994298436Savos case 48: return 8; 1995298436Savos case 72: return 9; 1996298436Savos case 96: return 10; 1997298436Savos case 108: return 11; 1998298436Savos /* 11b */ 1999298436Savos case 2: return 0; 2000298436Savos case 4: return 1; 2001298436Savos case 11: return 2; 2002298436Savos case 22: return 3; 2003298436Savos default: return URTWN_RIDX_UNKNOWN; 2004298436Savos } 2005298436Savos} 2006298436Savos 2007251538Srpaulo/* 2008251538Srpaulo * Initialize rate adaptation in firmware. 2009251538Srpaulo */ 2010251538Srpaulostatic int 2011251538Srpaulourtwn_ra_init(struct urtwn_softc *sc) 2012251538Srpaulo{ 2013287197Sglebius struct ieee80211com *ic = &sc->sc_ic; 2014251538Srpaulo struct ieee80211vap *vap = TAILQ_FIRST(&ic->ic_vaps); 2015251538Srpaulo struct ieee80211_node *ni; 2016297175Sadrian struct ieee80211_rateset *rs, *rs_ht; 2017251538Srpaulo struct r92c_fw_cmd_macid_cfg cmd; 2018251538Srpaulo uint32_t rates, basicrates; 2019298436Savos uint8_t mode, ridx; 2020298436Savos int maxrate, maxbasicrate, error, i; 2021251538Srpaulo 2022251538Srpaulo ni = ieee80211_ref_node(vap->iv_bss); 2023251538Srpaulo rs = &ni->ni_rates; 2024297175Sadrian rs_ht = (struct ieee80211_rateset *) &ni->ni_htrates; 2025251538Srpaulo 2026251538Srpaulo /* Get normal and basic rates mask. */ 2027251538Srpaulo rates = basicrates = 0; 2028251538Srpaulo maxrate = maxbasicrate = 0; 2029297175Sadrian 2030297175Sadrian /* This is for 11bg */ 2031251538Srpaulo for (i = 0; i < rs->rs_nrates; i++) { 2032251538Srpaulo /* Convert 802.11 rate to HW rate index. */ 2033298436Savos ridx = rate2ridx(IEEE80211_RV(rs->rs_rates[i])); 2034298436Savos if (ridx == URTWN_RIDX_UNKNOWN) /* Unknown rate, skip. */ 2035251538Srpaulo continue; 2036298436Savos rates |= 1 << ridx; 2037298436Savos if (ridx > maxrate) 2038298436Savos maxrate = ridx; 2039251538Srpaulo if (rs->rs_rates[i] & IEEE80211_RATE_BASIC) { 2040298436Savos basicrates |= 1 << ridx; 2041298436Savos if (ridx > maxbasicrate) 2042298436Savos maxbasicrate = ridx; 2043251538Srpaulo } 2044251538Srpaulo } 2045297175Sadrian 2046297175Sadrian /* If we're doing 11n, enable 11n rates */ 2047297175Sadrian if (ni->ni_flags & IEEE80211_NODE_HT) { 2048297175Sadrian for (i = 0; i < rs_ht->rs_nrates; i++) { 2049297175Sadrian if ((rs_ht->rs_rates[i] & 0x7f) > 0xf) 2050297175Sadrian continue; 2051297175Sadrian /* 11n rates start at index 12 */ 2052298436Savos ridx = ((rs_ht->rs_rates[i]) & 0xf) + 12; 2053298436Savos rates |= (1 << ridx); 2054297175Sadrian 2055297175Sadrian /* Guard against the rate table being oddly ordered */ 2056298436Savos if (ridx > maxrate) 2057298436Savos maxrate = ridx; 2058297175Sadrian } 2059297175Sadrian } 2060297175Sadrian 2061297175Sadrian#if 0 2062297175Sadrian if (ic->ic_curmode == IEEE80211_MODE_11NG) 2063297175Sadrian raid = R92C_RAID_11GN; 2064297175Sadrian#endif 2065297175Sadrian /* NB: group addressed frames are done at 11bg rates for now */ 2066251538Srpaulo if (ic->ic_curmode == IEEE80211_MODE_11B) 2067251538Srpaulo mode = R92C_RAID_11B; 2068251538Srpaulo else 2069251538Srpaulo mode = R92C_RAID_11BG; 2070297175Sadrian /* XXX misleading 'mode' value here for unicast frames */ 2071294471Savos URTWN_DPRINTF(sc, URTWN_DEBUG_RA, 2072294471Savos "%s: mode 0x%x, rates 0x%08x, basicrates 0x%08x\n", __func__, 2073251538Srpaulo mode, rates, basicrates); 2074251538Srpaulo 2075251538Srpaulo /* Set rates mask for group addressed frames. */ 2076251538Srpaulo cmd.macid = URTWN_MACID_BC | URTWN_MACID_VALID; 2077251538Srpaulo cmd.mask = htole32(mode << 28 | basicrates); 2078251538Srpaulo error = urtwn_fw_cmd(sc, R92C_CMD_MACID_CONFIG, &cmd, sizeof(cmd)); 2079251538Srpaulo if (error != 0) { 2080252401Srpaulo ieee80211_free_node(ni); 2081251538Srpaulo device_printf(sc->sc_dev, 2082251538Srpaulo "could not add broadcast station\n"); 2083251538Srpaulo return (error); 2084251538Srpaulo } 2085297175Sadrian 2086251538Srpaulo /* Set initial MRR rate. */ 2087294471Savos URTWN_DPRINTF(sc, URTWN_DEBUG_RA, "%s: maxbasicrate %d\n", __func__, 2088294471Savos maxbasicrate); 2089251538Srpaulo urtwn_write_1(sc, R92C_INIDATA_RATE_SEL(URTWN_MACID_BC), 2090251538Srpaulo maxbasicrate); 2091251538Srpaulo 2092251538Srpaulo /* Set rates mask for unicast frames. */ 2093297175Sadrian if (ni->ni_flags & IEEE80211_NODE_HT) 2094297175Sadrian mode = R92C_RAID_11GN; 2095297175Sadrian else if (ic->ic_curmode == IEEE80211_MODE_11B) 2096297175Sadrian mode = R92C_RAID_11B; 2097297175Sadrian else 2098297175Sadrian mode = R92C_RAID_11BG; 2099251538Srpaulo cmd.macid = URTWN_MACID_BSS | URTWN_MACID_VALID; 2100251538Srpaulo cmd.mask = htole32(mode << 28 | rates); 2101251538Srpaulo error = urtwn_fw_cmd(sc, R92C_CMD_MACID_CONFIG, &cmd, sizeof(cmd)); 2102251538Srpaulo if (error != 0) { 2103252401Srpaulo ieee80211_free_node(ni); 2104251538Srpaulo device_printf(sc->sc_dev, "could not add BSS station\n"); 2105251538Srpaulo return (error); 2106251538Srpaulo } 2107251538Srpaulo /* Set initial MRR rate. */ 2108294471Savos URTWN_DPRINTF(sc, URTWN_DEBUG_RA, "%s: maxrate %d\n", __func__, 2109294471Savos maxrate); 2110251538Srpaulo urtwn_write_1(sc, R92C_INIDATA_RATE_SEL(URTWN_MACID_BSS), 2111251538Srpaulo maxrate); 2112251538Srpaulo 2113251538Srpaulo /* Indicate highest supported rate. */ 2114297175Sadrian if (ni->ni_flags & IEEE80211_NODE_HT) 2115297175Sadrian ni->ni_txrate = rs_ht->rs_rates[rs_ht->rs_nrates - 1] 2116297175Sadrian | IEEE80211_RATE_MCS; 2117297175Sadrian else 2118297175Sadrian ni->ni_txrate = rs->rs_rates[rs->rs_nrates - 1]; 2119252401Srpaulo ieee80211_free_node(ni); 2120252401Srpaulo 2121251538Srpaulo return (0); 2122251538Srpaulo} 2123251538Srpaulo 2124290439Savosstatic void 2125290631Savosurtwn_init_beacon(struct urtwn_softc *sc, struct urtwn_vap *uvp) 2126251538Srpaulo{ 2127290631Savos struct r92c_tx_desc *txd = &uvp->bcn_desc; 2128290631Savos 2129290631Savos txd->txdw0 = htole32( 2130290631Savos SM(R92C_TXDW0_OFFSET, sizeof(*txd)) | R92C_TXDW0_BMCAST | 2131290631Savos R92C_TXDW0_OWN | R92C_TXDW0_FSG | R92C_TXDW0_LSG); 2132290631Savos txd->txdw1 = htole32( 2133290631Savos SM(R92C_TXDW1_QSEL, R92C_TXDW1_QSEL_BEACON) | 2134290631Savos SM(R92C_TXDW1_RAID, R92C_RAID_11B)); 2135290631Savos 2136291858Savos if (sc->chip & URTWN_CHIP_88E) { 2137290631Savos txd->txdw1 |= htole32(SM(R88E_TXDW1_MACID, URTWN_MACID_BC)); 2138291858Savos txd->txdseq |= htole16(R88E_TXDSEQ_HWSEQ_EN); 2139291858Savos } else { 2140290631Savos txd->txdw1 |= htole32(SM(R92C_TXDW1_MACID, URTWN_MACID_BC)); 2141291858Savos txd->txdw4 |= htole32(R92C_TXDW4_HWSEQ_EN); 2142291858Savos } 2143290631Savos 2144290631Savos txd->txdw4 = htole32(R92C_TXDW4_DRVRATE); 2145290631Savos txd->txdw5 = htole32(SM(R92C_TXDW5_DATARATE, URTWN_RIDX_CCK1)); 2146251538Srpaulo} 2147251538Srpaulo 2148290631Savosstatic int 2149290631Savosurtwn_setup_beacon(struct urtwn_softc *sc, struct ieee80211_node *ni) 2150290631Savos{ 2151290631Savos struct ieee80211vap *vap = ni->ni_vap; 2152290631Savos struct urtwn_vap *uvp = URTWN_VAP(vap); 2153290631Savos struct mbuf *m; 2154290631Savos int error; 2155290631Savos 2156290631Savos URTWN_ASSERT_LOCKED(sc); 2157290631Savos 2158290631Savos if (ni->ni_chan == IEEE80211_CHAN_ANYC) 2159290631Savos return (EINVAL); 2160290631Savos 2161290631Savos m = ieee80211_beacon_alloc(ni); 2162290631Savos if (m == NULL) { 2163290631Savos device_printf(sc->sc_dev, 2164290631Savos "%s: could not allocate beacon frame\n", __func__); 2165290631Savos return (ENOMEM); 2166290631Savos } 2167290631Savos 2168290631Savos if (uvp->bcn_mbuf != NULL) 2169290631Savos m_freem(uvp->bcn_mbuf); 2170290631Savos 2171290631Savos uvp->bcn_mbuf = m; 2172290631Savos 2173290631Savos if ((error = urtwn_tx_beacon(sc, uvp)) != 0) 2174290631Savos return (error); 2175290631Savos 2176290631Savos /* XXX bcnq stuck workaround */ 2177290631Savos if ((error = urtwn_tx_beacon(sc, uvp)) != 0) 2178290631Savos return (error); 2179290631Savos 2180294471Savos URTWN_DPRINTF(sc, URTWN_DEBUG_BEACON, "%s: beacon was %srecognized\n", 2181294471Savos __func__, urtwn_read_1(sc, R92C_TDECTRL + 2) & 2182294471Savos (R92C_TDECTRL_BCN_VALID >> 16) ? "" : "not "); 2183294471Savos 2184290631Savos return (0); 2185290631Savos} 2186290631Savos 2187251538Srpaulostatic void 2188290631Savosurtwn_update_beacon(struct ieee80211vap *vap, int item) 2189290631Savos{ 2190290631Savos struct urtwn_softc *sc = vap->iv_ic->ic_softc; 2191290631Savos struct urtwn_vap *uvp = URTWN_VAP(vap); 2192290631Savos struct ieee80211_beacon_offsets *bo = &vap->iv_bcn_off; 2193290631Savos struct ieee80211_node *ni = vap->iv_bss; 2194290631Savos int mcast = 0; 2195290631Savos 2196290631Savos URTWN_LOCK(sc); 2197290631Savos if (uvp->bcn_mbuf == NULL) { 2198290631Savos uvp->bcn_mbuf = ieee80211_beacon_alloc(ni); 2199290631Savos if (uvp->bcn_mbuf == NULL) { 2200290631Savos device_printf(sc->sc_dev, 2201290631Savos "%s: could not allocate beacon frame\n", __func__); 2202290631Savos URTWN_UNLOCK(sc); 2203290631Savos return; 2204290631Savos } 2205290631Savos } 2206290631Savos URTWN_UNLOCK(sc); 2207290631Savos 2208290631Savos if (item == IEEE80211_BEACON_TIM) 2209290631Savos mcast = 1; /* XXX */ 2210290631Savos 2211290631Savos setbit(bo->bo_flags, item); 2212290631Savos ieee80211_beacon_update(ni, uvp->bcn_mbuf, mcast); 2213290631Savos 2214290631Savos URTWN_LOCK(sc); 2215290631Savos urtwn_tx_beacon(sc, uvp); 2216290631Savos URTWN_UNLOCK(sc); 2217290631Savos} 2218290631Savos 2219290631Savos/* 2220290631Savos * Push a beacon frame into the chip. Beacon will 2221290631Savos * be repeated by the chip every R92C_BCN_INTERVAL. 2222290631Savos */ 2223290631Savosstatic int 2224290631Savosurtwn_tx_beacon(struct urtwn_softc *sc, struct urtwn_vap *uvp) 2225290631Savos{ 2226290631Savos struct r92c_tx_desc *desc = &uvp->bcn_desc; 2227290631Savos struct urtwn_data *bf; 2228290631Savos 2229290631Savos URTWN_ASSERT_LOCKED(sc); 2230290631Savos 2231290631Savos bf = urtwn_getbuf(sc); 2232290631Savos if (bf == NULL) 2233290631Savos return (ENOMEM); 2234290631Savos 2235290631Savos memcpy(bf->buf, desc, sizeof(*desc)); 2236290631Savos urtwn_tx_start(sc, uvp->bcn_mbuf, IEEE80211_FC0_TYPE_MGT, bf); 2237290631Savos 2238290631Savos sc->sc_txtimer = 5; 2239290631Savos callout_reset(&sc->sc_watchdog_ch, hz, urtwn_watchdog, sc); 2240290631Savos 2241290631Savos return (0); 2242290631Savos} 2243290631Savos 2244292175Savosstatic int 2245292175Savosurtwn_key_alloc(struct ieee80211vap *vap, struct ieee80211_key *k, 2246292175Savos ieee80211_keyix *keyix, ieee80211_keyix *rxkeyix) 2247292175Savos{ 2248292175Savos struct urtwn_softc *sc = vap->iv_ic->ic_softc; 2249292175Savos uint8_t i; 2250292175Savos 2251292175Savos if (!(&vap->iv_nw_keys[0] <= k && 2252292175Savos k < &vap->iv_nw_keys[IEEE80211_WEP_NKID])) { 2253292175Savos if (!(k->wk_flags & IEEE80211_KEY_SWCRYPT)) { 2254292175Savos URTWN_LOCK(sc); 2255292175Savos /* 2256292175Savos * First 4 slots for group keys, 2257292175Savos * what is left - for pairwise. 2258292175Savos * XXX incompatible with IBSS RSN. 2259292175Savos */ 2260292175Savos for (i = IEEE80211_WEP_NKID; 2261292175Savos i < R92C_CAM_ENTRY_COUNT; i++) { 2262292175Savos if ((sc->keys_bmap & (1 << i)) == 0) { 2263292175Savos sc->keys_bmap |= 1 << i; 2264292175Savos *keyix = i; 2265292175Savos break; 2266292175Savos } 2267292175Savos } 2268292175Savos URTWN_UNLOCK(sc); 2269292175Savos if (i == R92C_CAM_ENTRY_COUNT) { 2270292175Savos device_printf(sc->sc_dev, 2271292175Savos "%s: no free space in the key table\n", 2272292175Savos __func__); 2273292175Savos return 0; 2274292175Savos } 2275292175Savos } else 2276292175Savos *keyix = 0; 2277292175Savos } else { 2278292175Savos *keyix = k - vap->iv_nw_keys; 2279292175Savos } 2280292175Savos *rxkeyix = *keyix; 2281292175Savos return 1; 2282292175Savos} 2283292175Savos 2284290631Savosstatic void 2285292175Savosurtwn_key_set_cb(struct urtwn_softc *sc, union sec_param *data) 2286292175Savos{ 2287292175Savos struct ieee80211_key *k = &data->key; 2288292175Savos uint8_t algo, keyid; 2289292175Savos int i, error; 2290292175Savos 2291292175Savos if (k->wk_keyix < IEEE80211_WEP_NKID) 2292292175Savos keyid = k->wk_keyix; 2293292175Savos else 2294292175Savos keyid = 0; 2295292175Savos 2296292175Savos /* Map net80211 cipher to HW crypto algorithm. */ 2297292175Savos switch (k->wk_cipher->ic_cipher) { 2298292175Savos case IEEE80211_CIPHER_WEP: 2299292175Savos if (k->wk_keylen < 8) 2300292175Savos algo = R92C_CAM_ALGO_WEP40; 2301292175Savos else 2302292175Savos algo = R92C_CAM_ALGO_WEP104; 2303292175Savos break; 2304292175Savos case IEEE80211_CIPHER_TKIP: 2305292175Savos algo = R92C_CAM_ALGO_TKIP; 2306292175Savos break; 2307292175Savos case IEEE80211_CIPHER_AES_CCM: 2308292175Savos algo = R92C_CAM_ALGO_AES; 2309292175Savos break; 2310292175Savos default: 2311292175Savos device_printf(sc->sc_dev, "%s: undefined cipher %d\n", 2312292175Savos __func__, k->wk_cipher->ic_cipher); 2313292175Savos return; 2314292175Savos } 2315292175Savos 2316294471Savos URTWN_DPRINTF(sc, URTWN_DEBUG_KEY, 2317294471Savos "%s: keyix %d, keyid %d, algo %d/%d, flags %04X, len %d, " 2318294471Savos "macaddr %s\n", __func__, k->wk_keyix, keyid, 2319294471Savos k->wk_cipher->ic_cipher, algo, k->wk_flags, k->wk_keylen, 2320294471Savos ether_sprintf(k->wk_macaddr)); 2321292175Savos 2322303344Savos /* Clear high bits. */ 2323303344Savos urtwn_cam_write(sc, R92C_CAM_CTL6(k->wk_keyix), 0); 2324303344Savos urtwn_cam_write(sc, R92C_CAM_CTL7(k->wk_keyix), 0); 2325303344Savos 2326292175Savos /* Write key. */ 2327292175Savos for (i = 0; i < 4; i++) { 2328292175Savos error = urtwn_cam_write(sc, R92C_CAM_KEY(k->wk_keyix, i), 2329298359Savos le32dec(&k->wk_key[i * 4])); 2330292175Savos if (error != 0) 2331292175Savos goto fail; 2332292175Savos } 2333292175Savos 2334292175Savos /* Write CTL0 last since that will validate the CAM entry. */ 2335292175Savos error = urtwn_cam_write(sc, R92C_CAM_CTL1(k->wk_keyix), 2336298359Savos le32dec(&k->wk_macaddr[2])); 2337292175Savos if (error != 0) 2338292175Savos goto fail; 2339292175Savos error = urtwn_cam_write(sc, R92C_CAM_CTL0(k->wk_keyix), 2340292175Savos SM(R92C_CAM_ALGO, algo) | 2341292175Savos SM(R92C_CAM_KEYID, keyid) | 2342298359Savos SM(R92C_CAM_MACLO, le16dec(&k->wk_macaddr[0])) | 2343292175Savos R92C_CAM_VALID); 2344292175Savos if (error != 0) 2345292175Savos goto fail; 2346292175Savos 2347292175Savos return; 2348292175Savos 2349292175Savosfail: 2350292175Savos device_printf(sc->sc_dev, "%s fails, error %d\n", __func__, error); 2351292175Savos} 2352292175Savos 2353292175Savosstatic void 2354292175Savosurtwn_key_del_cb(struct urtwn_softc *sc, union sec_param *data) 2355292175Savos{ 2356292175Savos struct ieee80211_key *k = &data->key; 2357292175Savos int i; 2358292175Savos 2359294471Savos URTWN_DPRINTF(sc, URTWN_DEBUG_KEY, 2360294471Savos "%s: keyix %d, flags %04X, macaddr %s\n", __func__, 2361292175Savos k->wk_keyix, k->wk_flags, ether_sprintf(k->wk_macaddr)); 2362292175Savos 2363292175Savos urtwn_cam_write(sc, R92C_CAM_CTL0(k->wk_keyix), 0); 2364292175Savos urtwn_cam_write(sc, R92C_CAM_CTL1(k->wk_keyix), 0); 2365292175Savos 2366292175Savos /* Clear key. */ 2367292175Savos for (i = 0; i < 4; i++) 2368292175Savos urtwn_cam_write(sc, R92C_CAM_KEY(k->wk_keyix, i), 0); 2369292175Savos sc->keys_bmap &= ~(1 << k->wk_keyix); 2370292175Savos} 2371292175Savos 2372292175Savosstatic int 2373292175Savosurtwn_key_set(struct ieee80211vap *vap, const struct ieee80211_key *k) 2374292175Savos{ 2375292175Savos struct urtwn_softc *sc = vap->iv_ic->ic_softc; 2376301762Savos struct urtwn_vap *uvp = URTWN_VAP(vap); 2377292175Savos 2378292175Savos if (k->wk_flags & IEEE80211_KEY_SWCRYPT) { 2379292175Savos /* Not for us. */ 2380292175Savos return (1); 2381292175Savos } 2382292175Savos 2383301762Savos if (&vap->iv_nw_keys[0] <= k && 2384301762Savos k < &vap->iv_nw_keys[IEEE80211_WEP_NKID]) { 2385301762Savos URTWN_LOCK(sc); 2386301762Savos uvp->keys[k->wk_keyix] = k; 2387301762Savos if ((sc->sc_flags & URTWN_RUNNING) == 0) { 2388301762Savos /* 2389301762Savos * The device was not started; 2390301762Savos * the key will be installed later. 2391301762Savos */ 2392301762Savos URTWN_UNLOCK(sc); 2393301762Savos return (1); 2394301762Savos } 2395301762Savos URTWN_UNLOCK(sc); 2396301762Savos } 2397301762Savos 2398292175Savos return (!urtwn_cmd_sleepable(sc, k, sizeof(*k), urtwn_key_set_cb)); 2399292175Savos} 2400292175Savos 2401292175Savosstatic int 2402292175Savosurtwn_key_delete(struct ieee80211vap *vap, const struct ieee80211_key *k) 2403292175Savos{ 2404292175Savos struct urtwn_softc *sc = vap->iv_ic->ic_softc; 2405301762Savos struct urtwn_vap *uvp = URTWN_VAP(vap); 2406292175Savos 2407292175Savos if (k->wk_flags & IEEE80211_KEY_SWCRYPT) { 2408292175Savos /* Not for us. */ 2409292175Savos return (1); 2410292175Savos } 2411292175Savos 2412301762Savos if (&vap->iv_nw_keys[0] <= k && 2413301762Savos k < &vap->iv_nw_keys[IEEE80211_WEP_NKID]) { 2414301762Savos URTWN_LOCK(sc); 2415301762Savos uvp->keys[k->wk_keyix] = NULL; 2416301762Savos if ((sc->sc_flags & URTWN_RUNNING) == 0) { 2417301762Savos /* All keys are removed on device reset. */ 2418301762Savos URTWN_UNLOCK(sc); 2419301762Savos return (1); 2420301762Savos } 2421301762Savos URTWN_UNLOCK(sc); 2422301762Savos } 2423301762Savos 2424292175Savos return (!urtwn_cmd_sleepable(sc, k, sizeof(*k), urtwn_key_del_cb)); 2425292175Savos} 2426292175Savos 2427292175Savosstatic void 2428290651Savosurtwn_tsf_task_adhoc(void *arg, int pending) 2429290651Savos{ 2430290651Savos struct ieee80211vap *vap = arg; 2431290651Savos struct urtwn_softc *sc = vap->iv_ic->ic_softc; 2432290651Savos struct ieee80211_node *ni; 2433290651Savos uint32_t reg; 2434290651Savos 2435290651Savos URTWN_LOCK(sc); 2436290651Savos ni = ieee80211_ref_node(vap->iv_bss); 2437290651Savos reg = urtwn_read_1(sc, R92C_BCN_CTRL); 2438290651Savos 2439290651Savos /* Accept beacons with the same BSSID. */ 2440290651Savos urtwn_set_rx_bssid_all(sc, 0); 2441290651Savos 2442290651Savos /* Enable synchronization. */ 2443290651Savos reg &= ~R92C_BCN_CTRL_DIS_TSF_UDT0; 2444290651Savos urtwn_write_1(sc, R92C_BCN_CTRL, reg); 2445290651Savos 2446290651Savos /* Synchronize. */ 2447290651Savos usb_pause_mtx(&sc->sc_mtx, hz * ni->ni_intval * 5 / 1000); 2448290651Savos 2449290651Savos /* Disable synchronization. */ 2450290651Savos reg |= R92C_BCN_CTRL_DIS_TSF_UDT0; 2451290651Savos urtwn_write_1(sc, R92C_BCN_CTRL, reg); 2452290651Savos 2453290651Savos /* Remove beacon filter. */ 2454290651Savos urtwn_set_rx_bssid_all(sc, 1); 2455290651Savos 2456290651Savos /* Enable beaconing. */ 2457290651Savos urtwn_write_1(sc, R92C_MBID_NUM, 2458290651Savos urtwn_read_1(sc, R92C_MBID_NUM) | R92C_MBID_TXBCN_RPT0); 2459290651Savos reg |= R92C_BCN_CTRL_EN_BCN; 2460290651Savos 2461290651Savos urtwn_write_1(sc, R92C_BCN_CTRL, reg); 2462290651Savos ieee80211_free_node(ni); 2463290651Savos URTWN_UNLOCK(sc); 2464290651Savos} 2465290651Savos 2466290651Savosstatic void 2467290631Savosurtwn_tsf_sync_enable(struct urtwn_softc *sc, struct ieee80211vap *vap) 2468290631Savos{ 2469290651Savos struct ieee80211com *ic = &sc->sc_ic; 2470290651Savos struct urtwn_vap *uvp = URTWN_VAP(vap); 2471290651Savos 2472290631Savos /* Reset TSF. */ 2473290631Savos urtwn_write_1(sc, R92C_DUAL_TSF_RST, R92C_DUAL_TSF_RST0); 2474290631Savos 2475290631Savos switch (vap->iv_opmode) { 2476290631Savos case IEEE80211_M_STA: 2477290631Savos /* Enable TSF synchronization. */ 2478290631Savos urtwn_write_1(sc, R92C_BCN_CTRL, 2479290631Savos urtwn_read_1(sc, R92C_BCN_CTRL) & 2480290631Savos ~R92C_BCN_CTRL_DIS_TSF_UDT0); 2481290631Savos break; 2482290651Savos case IEEE80211_M_IBSS: 2483290651Savos ieee80211_runtask(ic, &uvp->tsf_task_adhoc); 2484290651Savos break; 2485290631Savos case IEEE80211_M_HOSTAP: 2486290631Savos /* Enable beaconing. */ 2487290631Savos urtwn_write_1(sc, R92C_MBID_NUM, 2488290631Savos urtwn_read_1(sc, R92C_MBID_NUM) | R92C_MBID_TXBCN_RPT0); 2489290631Savos urtwn_write_1(sc, R92C_BCN_CTRL, 2490290631Savos urtwn_read_1(sc, R92C_BCN_CTRL) | R92C_BCN_CTRL_EN_BCN); 2491290631Savos break; 2492290631Savos default: 2493290631Savos device_printf(sc->sc_dev, "undefined opmode %d\n", 2494290631Savos vap->iv_opmode); 2495290631Savos return; 2496290631Savos } 2497290631Savos} 2498290631Savos 2499290631Savosstatic void 2500292203Savosurtwn_get_tsf(struct urtwn_softc *sc, uint64_t *buf) 2501292203Savos{ 2502292203Savos urtwn_read_region_1(sc, R92C_TSFTR, (uint8_t *)buf, sizeof(*buf)); 2503292203Savos} 2504292203Savos 2505292203Savosstatic void 2506251538Srpaulourtwn_set_led(struct urtwn_softc *sc, int led, int on) 2507251538Srpaulo{ 2508251538Srpaulo uint8_t reg; 2509281069Srpaulo 2510251538Srpaulo if (led == URTWN_LED_LINK) { 2511264912Skevlo if (sc->chip & URTWN_CHIP_88E) { 2512264912Skevlo reg = urtwn_read_1(sc, R92C_LEDCFG2) & 0xf0; 2513264912Skevlo urtwn_write_1(sc, R92C_LEDCFG2, reg | 0x60); 2514264912Skevlo if (!on) { 2515264912Skevlo reg = urtwn_read_1(sc, R92C_LEDCFG2) & 0x90; 2516264912Skevlo urtwn_write_1(sc, R92C_LEDCFG2, 2517264912Skevlo reg | R92C_LEDCFG0_DIS); 2518264912Skevlo urtwn_write_1(sc, R92C_MAC_PINMUX_CFG, 2519264912Skevlo urtwn_read_1(sc, R92C_MAC_PINMUX_CFG) & 2520264912Skevlo 0xfe); 2521264912Skevlo } 2522264912Skevlo } else { 2523264912Skevlo reg = urtwn_read_1(sc, R92C_LEDCFG0) & 0x70; 2524264912Skevlo if (!on) 2525264912Skevlo reg |= R92C_LEDCFG0_DIS; 2526264912Skevlo urtwn_write_1(sc, R92C_LEDCFG0, reg); 2527264912Skevlo } 2528264912Skevlo sc->ledlink = on; /* Save LED state. */ 2529251538Srpaulo } 2530251538Srpaulo} 2531251538Srpaulo 2532289811Savosstatic void 2533289811Savosurtwn_set_mode(struct urtwn_softc *sc, uint8_t mode) 2534289811Savos{ 2535289811Savos uint8_t reg; 2536289811Savos 2537289811Savos reg = urtwn_read_1(sc, R92C_MSR); 2538289811Savos reg = (reg & ~R92C_MSR_MASK) | mode; 2539289811Savos urtwn_write_1(sc, R92C_MSR, reg); 2540289811Savos} 2541289811Savos 2542290651Savosstatic void 2543290651Savosurtwn_ibss_recv_mgmt(struct ieee80211_node *ni, struct mbuf *m, int subtype, 2544290651Savos const struct ieee80211_rx_stats *rxs, 2545290651Savos int rssi, int nf) 2546290651Savos{ 2547290651Savos struct ieee80211vap *vap = ni->ni_vap; 2548290651Savos struct urtwn_softc *sc = vap->iv_ic->ic_softc; 2549290651Savos struct urtwn_vap *uvp = URTWN_VAP(vap); 2550290651Savos uint64_t ni_tstamp, curr_tstamp; 2551290651Savos 2552290651Savos uvp->recv_mgmt(ni, m, subtype, rxs, rssi, nf); 2553290651Savos 2554290651Savos if (vap->iv_state == IEEE80211_S_RUN && 2555290651Savos (subtype == IEEE80211_FC0_SUBTYPE_BEACON || 2556290651Savos subtype == IEEE80211_FC0_SUBTYPE_PROBE_RESP)) { 2557290651Savos ni_tstamp = le64toh(ni->ni_tstamp.tsf); 2558290651Savos URTWN_LOCK(sc); 2559290651Savos urtwn_get_tsf(sc, &curr_tstamp); 2560290651Savos URTWN_UNLOCK(sc); 2561290651Savos curr_tstamp = le64toh(curr_tstamp); 2562290651Savos 2563290651Savos if (ni_tstamp >= curr_tstamp) 2564290651Savos (void) ieee80211_ibss_merge(ni); 2565290651Savos } 2566290651Savos} 2567290651Savos 2568251538Srpaulostatic int 2569251538Srpaulourtwn_newstate(struct ieee80211vap *vap, enum ieee80211_state nstate, int arg) 2570251538Srpaulo{ 2571251538Srpaulo struct urtwn_vap *uvp = URTWN_VAP(vap); 2572251538Srpaulo struct ieee80211com *ic = vap->iv_ic; 2573286949Sadrian struct urtwn_softc *sc = ic->ic_softc; 2574251538Srpaulo struct ieee80211_node *ni; 2575251538Srpaulo enum ieee80211_state ostate; 2576290631Savos uint32_t reg; 2577290631Savos uint8_t mode; 2578290631Savos int error = 0; 2579251538Srpaulo 2580251538Srpaulo ostate = vap->iv_state; 2581294471Savos URTWN_DPRINTF(sc, URTWN_DEBUG_STATE, "%s -> %s\n", 2582294471Savos ieee80211_state_name[ostate], ieee80211_state_name[nstate]); 2583251538Srpaulo 2584251538Srpaulo IEEE80211_UNLOCK(ic); 2585251538Srpaulo URTWN_LOCK(sc); 2586251538Srpaulo callout_stop(&sc->sc_watchdog_ch); 2587251538Srpaulo 2588251538Srpaulo if (ostate == IEEE80211_S_RUN) { 2589294473Savos /* Stop calibration. */ 2590294473Savos callout_stop(&sc->sc_calib_to); 2591294473Savos 2592251538Srpaulo /* Turn link LED off. */ 2593251538Srpaulo urtwn_set_led(sc, URTWN_LED_LINK, 0); 2594251538Srpaulo 2595251538Srpaulo /* Set media status to 'No Link'. */ 2596289811Savos urtwn_set_mode(sc, R92C_MSR_NOLINK); 2597251538Srpaulo 2598251538Srpaulo /* Stop Rx of data frames. */ 2599251538Srpaulo urtwn_write_2(sc, R92C_RXFLTMAP2, 0); 2600251538Srpaulo 2601251538Srpaulo /* Disable TSF synchronization. */ 2602251538Srpaulo urtwn_write_1(sc, R92C_BCN_CTRL, 2603290631Savos (urtwn_read_1(sc, R92C_BCN_CTRL) & ~R92C_BCN_CTRL_EN_BCN) | 2604251538Srpaulo R92C_BCN_CTRL_DIS_TSF_UDT0); 2605251538Srpaulo 2606290631Savos /* Disable beaconing. */ 2607290631Savos urtwn_write_1(sc, R92C_MBID_NUM, 2608290631Savos urtwn_read_1(sc, R92C_MBID_NUM) & ~R92C_MBID_TXBCN_RPT0); 2609290631Savos 2610290631Savos /* Reset TSF. */ 2611290631Savos urtwn_write_1(sc, R92C_DUAL_TSF_RST, R92C_DUAL_TSF_RST0); 2612290631Savos 2613251538Srpaulo /* Reset EDCA parameters. */ 2614251538Srpaulo urtwn_write_4(sc, R92C_EDCA_VO_PARAM, 0x002f3217); 2615251538Srpaulo urtwn_write_4(sc, R92C_EDCA_VI_PARAM, 0x005e4317); 2616251538Srpaulo urtwn_write_4(sc, R92C_EDCA_BE_PARAM, 0x00105320); 2617251538Srpaulo urtwn_write_4(sc, R92C_EDCA_BK_PARAM, 0x0000a444); 2618251538Srpaulo } 2619251538Srpaulo 2620251538Srpaulo switch (nstate) { 2621251538Srpaulo case IEEE80211_S_INIT: 2622251538Srpaulo /* Turn link LED off. */ 2623251538Srpaulo urtwn_set_led(sc, URTWN_LED_LINK, 0); 2624251538Srpaulo break; 2625251538Srpaulo case IEEE80211_S_SCAN: 2626251538Srpaulo /* Pause AC Tx queues. */ 2627251538Srpaulo urtwn_write_1(sc, R92C_TXPAUSE, 2628293180Savos urtwn_read_1(sc, R92C_TXPAUSE) | R92C_TX_QUEUE_AC); 2629251538Srpaulo break; 2630251538Srpaulo case IEEE80211_S_AUTH: 2631251538Srpaulo urtwn_set_chan(sc, ic->ic_curchan, NULL); 2632251538Srpaulo break; 2633251538Srpaulo case IEEE80211_S_RUN: 2634251538Srpaulo if (vap->iv_opmode == IEEE80211_M_MONITOR) { 2635251538Srpaulo /* Turn link LED on. */ 2636251538Srpaulo urtwn_set_led(sc, URTWN_LED_LINK, 1); 2637251538Srpaulo break; 2638251538Srpaulo } 2639251538Srpaulo 2640251538Srpaulo ni = ieee80211_ref_node(vap->iv_bss); 2641290631Savos 2642290631Savos if (ic->ic_bsschan == IEEE80211_CHAN_ANYC || 2643290631Savos ni->ni_chan == IEEE80211_CHAN_ANYC) { 2644290631Savos device_printf(sc->sc_dev, 2645290631Savos "%s: could not move to RUN state\n", __func__); 2646290631Savos error = EINVAL; 2647290631Savos goto end_run; 2648290631Savos } 2649290631Savos 2650290631Savos switch (vap->iv_opmode) { 2651290631Savos case IEEE80211_M_STA: 2652290631Savos mode = R92C_MSR_INFRA; 2653290631Savos break; 2654290651Savos case IEEE80211_M_IBSS: 2655290651Savos mode = R92C_MSR_ADHOC; 2656290651Savos break; 2657290631Savos case IEEE80211_M_HOSTAP: 2658290631Savos mode = R92C_MSR_AP; 2659290631Savos break; 2660290631Savos default: 2661290631Savos device_printf(sc->sc_dev, "undefined opmode %d\n", 2662290631Savos vap->iv_opmode); 2663290631Savos error = EINVAL; 2664290631Savos goto end_run; 2665290631Savos } 2666290631Savos 2667251538Srpaulo /* Set media status to 'Associated'. */ 2668290631Savos urtwn_set_mode(sc, mode); 2669251538Srpaulo 2670251538Srpaulo /* Set BSSID. */ 2671298359Savos urtwn_write_4(sc, R92C_BSSID + 0, le32dec(&ni->ni_bssid[0])); 2672298359Savos urtwn_write_4(sc, R92C_BSSID + 4, le16dec(&ni->ni_bssid[4])); 2673251538Srpaulo 2674251538Srpaulo if (ic->ic_curmode == IEEE80211_MODE_11B) 2675251538Srpaulo urtwn_write_1(sc, R92C_INIRTS_RATE_SEL, 0); 2676251538Srpaulo else /* 802.11b/g */ 2677251538Srpaulo urtwn_write_1(sc, R92C_INIRTS_RATE_SEL, 3); 2678251538Srpaulo 2679251538Srpaulo /* Enable Rx of data frames. */ 2680251538Srpaulo urtwn_write_2(sc, R92C_RXFLTMAP2, 0xffff); 2681251538Srpaulo 2682251538Srpaulo /* Flush all AC queues. */ 2683251538Srpaulo urtwn_write_1(sc, R92C_TXPAUSE, 0); 2684251538Srpaulo 2685251538Srpaulo /* Set beacon interval. */ 2686251538Srpaulo urtwn_write_2(sc, R92C_BCN_INTERVAL, ni->ni_intval); 2687251538Srpaulo 2688251538Srpaulo /* Allow Rx from our BSSID only. */ 2689290564Savos if (ic->ic_promisc == 0) { 2690290631Savos reg = urtwn_read_4(sc, R92C_RCR); 2691290631Savos 2692301128Savos if (vap->iv_opmode != IEEE80211_M_HOSTAP) { 2693290631Savos reg |= R92C_RCR_CBSSID_DATA; 2694301128Savos if (vap->iv_opmode != IEEE80211_M_IBSS) 2695301128Savos reg |= R92C_RCR_CBSSID_BCN; 2696301128Savos } 2697290631Savos 2698290631Savos urtwn_write_4(sc, R92C_RCR, reg); 2699290564Savos } 2700251538Srpaulo 2701290651Savos if (vap->iv_opmode == IEEE80211_M_HOSTAP || 2702290651Savos vap->iv_opmode == IEEE80211_M_IBSS) { 2703290631Savos error = urtwn_setup_beacon(sc, ni); 2704290631Savos if (error != 0) { 2705290631Savos device_printf(sc->sc_dev, 2706290631Savos "unable to push beacon into the chip, " 2707290631Savos "error %d\n", error); 2708290631Savos goto end_run; 2709290631Savos } 2710290631Savos } 2711290631Savos 2712251538Srpaulo /* Enable TSF synchronization. */ 2713290631Savos urtwn_tsf_sync_enable(sc, vap); 2714251538Srpaulo 2715251538Srpaulo urtwn_write_1(sc, R92C_SIFS_CCK + 1, 10); 2716251538Srpaulo urtwn_write_1(sc, R92C_SIFS_OFDM + 1, 10); 2717251538Srpaulo urtwn_write_1(sc, R92C_SPEC_SIFS + 1, 10); 2718251538Srpaulo urtwn_write_1(sc, R92C_MAC_SPEC_SIFS + 1, 10); 2719251538Srpaulo urtwn_write_1(sc, R92C_R2T_SIFS + 1, 10); 2720251538Srpaulo urtwn_write_1(sc, R92C_T2T_SIFS + 1, 10); 2721251538Srpaulo 2722251538Srpaulo /* Intialize rate adaptation. */ 2723292167Savos if (!(sc->chip & URTWN_CHIP_88E)) 2724264912Skevlo urtwn_ra_init(sc); 2725251538Srpaulo /* Turn link LED on. */ 2726251538Srpaulo urtwn_set_led(sc, URTWN_LED_LINK, 1); 2727251538Srpaulo 2728251538Srpaulo sc->avg_pwdb = -1; /* Reset average RSSI. */ 2729251538Srpaulo /* Reset temperature calibration state machine. */ 2730294473Savos sc->sc_flags &= ~URTWN_TEMP_MEASURED; 2731251538Srpaulo sc->thcal_lctemp = 0; 2732294473Savos /* Start periodic calibration. */ 2733294473Savos callout_reset(&sc->sc_calib_to, 2*hz, urtwn_calib_to, sc); 2734290631Savos 2735290631Savosend_run: 2736251538Srpaulo ieee80211_free_node(ni); 2737251538Srpaulo break; 2738251538Srpaulo default: 2739251538Srpaulo break; 2740251538Srpaulo } 2741290631Savos 2742251538Srpaulo URTWN_UNLOCK(sc); 2743251538Srpaulo IEEE80211_LOCK(ic); 2744290631Savos return (error != 0 ? error : uvp->newstate(vap, nstate, arg)); 2745251538Srpaulo} 2746251538Srpaulo 2747251538Srpaulostatic void 2748294473Savosurtwn_calib_to(void *arg) 2749294473Savos{ 2750294473Savos struct urtwn_softc *sc = arg; 2751294473Savos 2752294473Savos /* Do it in a process context. */ 2753294473Savos urtwn_cmd_sleepable(sc, NULL, 0, urtwn_calib_cb); 2754294473Savos} 2755294473Savos 2756294473Savosstatic void 2757294473Savosurtwn_calib_cb(struct urtwn_softc *sc, union sec_param *data) 2758294473Savos{ 2759294473Savos /* Do temperature compensation. */ 2760294473Savos urtwn_temp_calib(sc); 2761294473Savos 2762294473Savos if ((urtwn_read_1(sc, R92C_MSR) & R92C_MSR_MASK) != R92C_MSR_NOLINK) 2763294473Savos callout_reset(&sc->sc_calib_to, 2*hz, urtwn_calib_to, sc); 2764294473Savos} 2765294473Savos 2766294473Savosstatic void 2767251538Srpaulourtwn_watchdog(void *arg) 2768251538Srpaulo{ 2769251538Srpaulo struct urtwn_softc *sc = arg; 2770251538Srpaulo 2771251538Srpaulo if (sc->sc_txtimer > 0) { 2772251538Srpaulo if (--sc->sc_txtimer == 0) { 2773251538Srpaulo device_printf(sc->sc_dev, "device timeout\n"); 2774287197Sglebius counter_u64_add(sc->sc_ic.ic_oerrors, 1); 2775251538Srpaulo return; 2776251538Srpaulo } 2777251538Srpaulo callout_reset(&sc->sc_watchdog_ch, hz, urtwn_watchdog, sc); 2778251538Srpaulo } 2779251538Srpaulo} 2780251538Srpaulo 2781251538Srpaulostatic void 2782251538Srpaulourtwn_update_avgrssi(struct urtwn_softc *sc, int rate, int8_t rssi) 2783251538Srpaulo{ 2784251538Srpaulo int pwdb; 2785251538Srpaulo 2786251538Srpaulo /* Convert antenna signal to percentage. */ 2787251538Srpaulo if (rssi <= -100 || rssi >= 20) 2788251538Srpaulo pwdb = 0; 2789251538Srpaulo else if (rssi >= 0) 2790251538Srpaulo pwdb = 100; 2791251538Srpaulo else 2792251538Srpaulo pwdb = 100 + rssi; 2793264912Skevlo if (!(sc->chip & URTWN_CHIP_88E)) { 2794289758Savos if (rate <= URTWN_RIDX_CCK11) { 2795264912Skevlo /* CCK gain is smaller than OFDM/MCS gain. */ 2796264912Skevlo pwdb += 6; 2797264912Skevlo if (pwdb > 100) 2798264912Skevlo pwdb = 100; 2799264912Skevlo if (pwdb <= 14) 2800264912Skevlo pwdb -= 4; 2801264912Skevlo else if (pwdb <= 26) 2802264912Skevlo pwdb -= 8; 2803264912Skevlo else if (pwdb <= 34) 2804264912Skevlo pwdb -= 6; 2805264912Skevlo else if (pwdb <= 42) 2806264912Skevlo pwdb -= 2; 2807264912Skevlo } 2808251538Srpaulo } 2809251538Srpaulo if (sc->avg_pwdb == -1) /* Init. */ 2810251538Srpaulo sc->avg_pwdb = pwdb; 2811251538Srpaulo else if (sc->avg_pwdb < pwdb) 2812251538Srpaulo sc->avg_pwdb = ((sc->avg_pwdb * 19 + pwdb) / 20) + 1; 2813251538Srpaulo else 2814251538Srpaulo sc->avg_pwdb = ((sc->avg_pwdb * 19 + pwdb) / 20); 2815297175Sadrian URTWN_DPRINTF(sc, URTWN_DEBUG_RSSI, "%s: PWDB %d, EMA %d\n", __func__, 2816294471Savos pwdb, sc->avg_pwdb); 2817251538Srpaulo} 2818251538Srpaulo 2819251538Srpaulostatic int8_t 2820251538Srpaulourtwn_get_rssi(struct urtwn_softc *sc, int rate, void *physt) 2821251538Srpaulo{ 2822251538Srpaulo static const int8_t cckoff[] = { 16, -12, -26, -46 }; 2823251538Srpaulo struct r92c_rx_phystat *phy; 2824251538Srpaulo struct r92c_rx_cck *cck; 2825251538Srpaulo uint8_t rpt; 2826251538Srpaulo int8_t rssi; 2827251538Srpaulo 2828289758Savos if (rate <= URTWN_RIDX_CCK11) { 2829251538Srpaulo cck = (struct r92c_rx_cck *)physt; 2830251538Srpaulo if (sc->sc_flags & URTWN_FLAG_CCK_HIPWR) { 2831251538Srpaulo rpt = (cck->agc_rpt >> 5) & 0x3; 2832251538Srpaulo rssi = (cck->agc_rpt & 0x1f) << 1; 2833251538Srpaulo } else { 2834251538Srpaulo rpt = (cck->agc_rpt >> 6) & 0x3; 2835251538Srpaulo rssi = cck->agc_rpt & 0x3e; 2836251538Srpaulo } 2837251538Srpaulo rssi = cckoff[rpt] - rssi; 2838251538Srpaulo } else { /* OFDM/HT. */ 2839251538Srpaulo phy = (struct r92c_rx_phystat *)physt; 2840251538Srpaulo rssi = ((le32toh(phy->phydw1) >> 1) & 0x7f) - 110; 2841251538Srpaulo } 2842251538Srpaulo return (rssi); 2843251538Srpaulo} 2844251538Srpaulo 2845264912Skevlostatic int8_t 2846264912Skevlourtwn_r88e_get_rssi(struct urtwn_softc *sc, int rate, void *physt) 2847264912Skevlo{ 2848264912Skevlo struct r92c_rx_phystat *phy; 2849264912Skevlo struct r88e_rx_cck *cck; 2850264912Skevlo uint8_t cck_agc_rpt, lna_idx, vga_idx; 2851264912Skevlo int8_t rssi; 2852264912Skevlo 2853264972Skevlo rssi = 0; 2854289758Savos if (rate <= URTWN_RIDX_CCK11) { 2855264912Skevlo cck = (struct r88e_rx_cck *)physt; 2856264912Skevlo cck_agc_rpt = cck->agc_rpt; 2857264912Skevlo lna_idx = (cck_agc_rpt & 0xe0) >> 5; 2858281069Srpaulo vga_idx = cck_agc_rpt & 0x1f; 2859264912Skevlo switch (lna_idx) { 2860264912Skevlo case 7: 2861264912Skevlo if (vga_idx <= 27) 2862264912Skevlo rssi = -100 + 2* (27 - vga_idx); 2863264912Skevlo else 2864264912Skevlo rssi = -100; 2865264912Skevlo break; 2866264912Skevlo case 6: 2867264912Skevlo rssi = -48 + 2 * (2 - vga_idx); 2868264912Skevlo break; 2869264912Skevlo case 5: 2870264912Skevlo rssi = -42 + 2 * (7 - vga_idx); 2871264912Skevlo break; 2872264912Skevlo case 4: 2873264912Skevlo rssi = -36 + 2 * (7 - vga_idx); 2874264912Skevlo break; 2875264912Skevlo case 3: 2876264912Skevlo rssi = -24 + 2 * (7 - vga_idx); 2877264912Skevlo break; 2878264912Skevlo case 2: 2879264912Skevlo rssi = -12 + 2 * (5 - vga_idx); 2880264912Skevlo break; 2881264912Skevlo case 1: 2882264912Skevlo rssi = 8 - (2 * vga_idx); 2883264912Skevlo break; 2884264912Skevlo case 0: 2885264912Skevlo rssi = 14 - (2 * vga_idx); 2886264912Skevlo break; 2887264912Skevlo } 2888264912Skevlo rssi += 6; 2889264912Skevlo } else { /* OFDM/HT. */ 2890264912Skevlo phy = (struct r92c_rx_phystat *)physt; 2891264912Skevlo rssi = ((le32toh(phy->phydw1) >> 1) & 0x7f) - 110; 2892264912Skevlo } 2893264912Skevlo return (rssi); 2894264912Skevlo} 2895264912Skevlo 2896251538Srpaulostatic int 2897290630Savosurtwn_tx_data(struct urtwn_softc *sc, struct ieee80211_node *ni, 2898290630Savos struct mbuf *m, struct urtwn_data *data) 2899251538Srpaulo{ 2900292167Savos const struct ieee80211_txparam *tp; 2901287197Sglebius struct ieee80211com *ic = &sc->sc_ic; 2902251538Srpaulo struct ieee80211vap *vap = ni->ni_vap; 2903292167Savos struct ieee80211_key *k = NULL; 2904292167Savos struct ieee80211_channel *chan; 2905292167Savos struct ieee80211_frame *wh; 2906251538Srpaulo struct r92c_tx_desc *txd; 2907300434Savos uint8_t macid, raid, rate, ridx, type, tid, qos, qsel; 2908292014Savos int hasqos, ismcast; 2909251538Srpaulo 2910251538Srpaulo URTWN_ASSERT_LOCKED(sc); 2911251538Srpaulo 2912290630Savos wh = mtod(m, struct ieee80211_frame *); 2913264912Skevlo type = wh->i_fc[0] & IEEE80211_FC0_TYPE_MASK; 2914292014Savos hasqos = IEEE80211_QOS_HAS_SEQ(wh); 2915290630Savos ismcast = IEEE80211_IS_MULTICAST(wh->i_addr1); 2916264912Skevlo 2917292014Savos /* Select TX ring for this frame. */ 2918292014Savos if (hasqos) { 2919300433Savos qos = ((const struct ieee80211_qosframe *)wh)->i_qos[0]; 2920300433Savos tid = qos & IEEE80211_QOS_TID; 2921300433Savos } else { 2922300433Savos qos = 0; 2923292014Savos tid = 0; 2924300433Savos } 2925292014Savos 2926292167Savos chan = (ni->ni_chan != IEEE80211_CHAN_ANYC) ? 2927292167Savos ni->ni_chan : ic->ic_curchan; 2928292167Savos tp = &vap->iv_txparms[ieee80211_chan2mode(chan)]; 2929292167Savos 2930292167Savos /* Choose a TX rate index. */ 2931292167Savos if (type == IEEE80211_FC0_TYPE_MGT) 2932292167Savos rate = tp->mgmtrate; 2933292167Savos else if (ismcast) 2934292167Savos rate = tp->mcastrate; 2935292167Savos else if (tp->ucastrate != IEEE80211_FIXED_RATE_NONE) 2936292167Savos rate = tp->ucastrate; 2937292167Savos else if (m->m_flags & M_EAPOL) 2938292167Savos rate = tp->mgmtrate; 2939292167Savos else { 2940292167Savos if (URTWN_CHIP_HAS_RATECTL(sc)) { 2941292167Savos /* XXX pass pktlen */ 2942292167Savos (void) ieee80211_ratectl_rate(ni, NULL, 0); 2943292167Savos rate = ni->ni_txrate; 2944292167Savos } else { 2945297175Sadrian /* XXX TODO: drop the default rate for 11b/11g? */ 2946297175Sadrian if (ni->ni_flags & IEEE80211_NODE_HT) 2947297175Sadrian rate = IEEE80211_RATE_MCS | 0x4; /* MCS4 */ 2948297175Sadrian else if (ic->ic_curmode != IEEE80211_MODE_11B) 2949292167Savos rate = 108; 2950292167Savos else 2951292167Savos rate = 22; 2952292167Savos } 2953292167Savos } 2954292167Savos 2955297175Sadrian /* 2956297175Sadrian * XXX TODO: this should be per-node, for 11b versus 11bg 2957297175Sadrian * nodes in hostap mode 2958297175Sadrian */ 2959292167Savos ridx = rate2ridx(rate); 2960297175Sadrian if (ni->ni_flags & IEEE80211_NODE_HT) 2961297175Sadrian raid = R92C_RAID_11GN; 2962297175Sadrian else if (ic->ic_curmode != IEEE80211_MODE_11B) 2963292167Savos raid = R92C_RAID_11BG; 2964292167Savos else 2965292167Savos raid = R92C_RAID_11B; 2966292167Savos 2967260444Skevlo if (wh->i_fc[1] & IEEE80211_FC1_PROTECTED) { 2968290630Savos k = ieee80211_crypto_encap(ni, m); 2969251538Srpaulo if (k == NULL) { 2970251538Srpaulo device_printf(sc->sc_dev, 2971251538Srpaulo "ieee80211_crypto_encap returns NULL.\n"); 2972251538Srpaulo return (ENOBUFS); 2973251538Srpaulo } 2974251538Srpaulo 2975251538Srpaulo /* in case packet header moved, reset pointer */ 2976290630Savos wh = mtod(m, struct ieee80211_frame *); 2977251538Srpaulo } 2978281069Srpaulo 2979251538Srpaulo /* Fill Tx descriptor. */ 2980251538Srpaulo txd = (struct r92c_tx_desc *)data->buf; 2981251538Srpaulo memset(txd, 0, sizeof(*txd)); 2982251538Srpaulo 2983251538Srpaulo txd->txdw0 |= htole32( 2984251538Srpaulo SM(R92C_TXDW0_OFFSET, sizeof(*txd)) | 2985251538Srpaulo R92C_TXDW0_OWN | R92C_TXDW0_FSG | R92C_TXDW0_LSG); 2986290630Savos if (ismcast) 2987251538Srpaulo txd->txdw0 |= htole32(R92C_TXDW0_BMCAST); 2988290630Savos 2989290630Savos if (!ismcast) { 2990300433Savos /* Unicast frame, check if an ACK is expected. */ 2991300433Savos if (!qos || (qos & IEEE80211_QOS_ACKPOLICY) != 2992300433Savos IEEE80211_QOS_ACKPOLICY_NOACK) { 2993300433Savos txd->txdw5 |= htole32(R92C_TXDW5_RTY_LMT_ENA); 2994300433Savos txd->txdw5 |= htole32(SM(R92C_TXDW5_RTY_LMT, 2995300433Savos tp->maxretry)); 2996300433Savos } 2997300433Savos 2998292167Savos if (sc->chip & URTWN_CHIP_88E) { 2999292167Savos struct urtwn_node *un = URTWN_NODE(ni); 3000292167Savos macid = un->id; 3001292167Savos } else 3002292167Savos macid = URTWN_MACID_BSS; 3003290630Savos 3004290630Savos if (type == IEEE80211_FC0_TYPE_DATA) { 3005292014Savos qsel = tid % URTWN_MAX_TID; 3006290630Savos 3007292167Savos if (sc->chip & URTWN_CHIP_88E) { 3008292167Savos txd->txdw2 |= htole32( 3009292167Savos R88E_TXDW2_AGGBK | 3010292167Savos R88E_TXDW2_CCX_RPT); 3011292167Savos } else 3012290630Savos txd->txdw1 |= htole32(R92C_TXDW1_AGGBK); 3013290630Savos 3014297175Sadrian /* protmode, non-HT */ 3015297175Sadrian /* XXX TODO: noack frames? */ 3016297175Sadrian if ((rate & 0x80) == 0 && 3017297175Sadrian (ic->ic_flags & IEEE80211_F_USEPROT)) { 3018290630Savos switch (ic->ic_protmode) { 3019290630Savos case IEEE80211_PROT_CTSONLY: 3020290630Savos txd->txdw4 |= htole32( 3021301132Savos R92C_TXDW4_CTS2SELF); 3022290630Savos break; 3023290630Savos case IEEE80211_PROT_RTSCTS: 3024290630Savos txd->txdw4 |= htole32( 3025290630Savos R92C_TXDW4_RTSEN | 3026290630Savos R92C_TXDW4_HWRTSEN); 3027290630Savos break; 3028290630Savos default: 3029290630Savos break; 3030290630Savos } 3031290630Savos } 3032297175Sadrian 3033297175Sadrian /* protmode, HT */ 3034297175Sadrian /* XXX TODO: noack frames? */ 3035297175Sadrian if ((rate & 0x80) && 3036297175Sadrian (ic->ic_htprotmode == IEEE80211_PROT_RTSCTS)) { 3037297175Sadrian txd->txdw4 |= htole32( 3038297175Sadrian R92C_TXDW4_RTSEN | 3039297175Sadrian R92C_TXDW4_HWRTSEN); 3040297175Sadrian } 3041297175Sadrian 3042297175Sadrian /* XXX TODO: rtsrate is configurable? 24mbit may 3043297175Sadrian * be a bit high for RTS rate? */ 3044290630Savos txd->txdw4 |= htole32(SM(R92C_TXDW4_RTSRATE, 3045290630Savos URTWN_RIDX_OFDM24)); 3046297175Sadrian 3047290630Savos txd->txdw5 |= htole32(0x0001ff00); 3048290630Savos } else /* IEEE80211_FC0_TYPE_MGT */ 3049290630Savos qsel = R92C_TXDW1_QSEL_MGNT; 3050251538Srpaulo } else { 3051290630Savos macid = URTWN_MACID_BC; 3052290630Savos qsel = R92C_TXDW1_QSEL_MGNT; 3053290630Savos } 3054251538Srpaulo 3055290630Savos txd->txdw1 |= htole32( 3056290630Savos SM(R92C_TXDW1_QSEL, qsel) | 3057290630Savos SM(R92C_TXDW1_RAID, raid)); 3058290630Savos 3059297175Sadrian /* XXX TODO: 40MHZ flag? */ 3060297175Sadrian /* XXX TODO: AMPDU flag? (AGG_ENABLE or AGG_BREAK?) Density shift? */ 3061297175Sadrian /* XXX Short preamble? */ 3062297175Sadrian /* XXX Short-GI? */ 3063297175Sadrian 3064290630Savos if (sc->chip & URTWN_CHIP_88E) 3065290630Savos txd->txdw1 |= htole32(SM(R88E_TXDW1_MACID, macid)); 3066290630Savos else 3067290630Savos txd->txdw1 |= htole32(SM(R92C_TXDW1_MACID, macid)); 3068290630Savos 3069290630Savos txd->txdw5 |= htole32(SM(R92C_TXDW5_DATARATE, ridx)); 3070297175Sadrian 3071291858Savos /* Force this rate if needed. */ 3072292167Savos if (URTWN_CHIP_HAS_RATECTL(sc) || ismcast || 3073297175Sadrian (tp->ucastrate != IEEE80211_FIXED_RATE_NONE) || 3074292167Savos (m->m_flags & M_EAPOL) || type != IEEE80211_FC0_TYPE_DATA) 3075251538Srpaulo txd->txdw4 |= htole32(R92C_TXDW4_DRVRATE); 3076251538Srpaulo 3077292014Savos if (!hasqos) { 3078251538Srpaulo /* Use HW sequence numbering for non-QoS frames. */ 3079291858Savos if (sc->chip & URTWN_CHIP_88E) 3080291858Savos txd->txdseq = htole16(R88E_TXDSEQ_HWSEQ_EN); 3081291858Savos else 3082291858Savos txd->txdw4 |= htole32(R92C_TXDW4_HWSEQ_EN); 3083290630Savos } else { 3084290630Savos /* Set sequence number. */ 3085290630Savos txd->txdseq = htole16(M_SEQNO_GET(m) % IEEE80211_SEQ_RANGE); 3086290630Savos } 3087251538Srpaulo 3088292175Savos if (k != NULL && !(k->wk_flags & IEEE80211_KEY_SWCRYPT)) { 3089292175Savos uint8_t cipher; 3090292175Savos 3091292175Savos switch (k->wk_cipher->ic_cipher) { 3092292175Savos case IEEE80211_CIPHER_WEP: 3093292175Savos case IEEE80211_CIPHER_TKIP: 3094292175Savos cipher = R92C_TXDW1_CIPHER_RC4; 3095292175Savos break; 3096292175Savos case IEEE80211_CIPHER_AES_CCM: 3097292175Savos cipher = R92C_TXDW1_CIPHER_AES; 3098292175Savos break; 3099292175Savos default: 3100292175Savos device_printf(sc->sc_dev, "%s: unknown cipher %d\n", 3101292175Savos __func__, k->wk_cipher->ic_cipher); 3102292175Savos return (EINVAL); 3103292175Savos } 3104292175Savos 3105292175Savos txd->txdw1 |= htole32(SM(R92C_TXDW1_CIPHER, cipher)); 3106292175Savos } 3107292175Savos 3108251538Srpaulo if (ieee80211_radiotap_active_vap(vap)) { 3109251538Srpaulo struct urtwn_tx_radiotap_header *tap = &sc->sc_txtap; 3110251538Srpaulo 3111251538Srpaulo tap->wt_flags = 0; 3112290630Savos if (k != NULL) 3113290630Savos tap->wt_flags |= IEEE80211_RADIOTAP_F_WEP; 3114290630Savos ieee80211_radiotap_tx(vap, m); 3115251538Srpaulo } 3116251538Srpaulo 3117290630Savos data->ni = ni; 3118251538Srpaulo 3119290630Savos urtwn_tx_start(sc, m, type, data); 3120290630Savos 3121290630Savos return (0); 3122290630Savos} 3123290630Savos 3124292221Savosstatic int 3125292221Savosurtwn_tx_raw(struct urtwn_softc *sc, struct ieee80211_node *ni, 3126292221Savos struct mbuf *m, struct urtwn_data *data, 3127292221Savos const struct ieee80211_bpf_params *params) 3128292221Savos{ 3129292221Savos struct ieee80211vap *vap = ni->ni_vap; 3130292221Savos struct ieee80211_key *k = NULL; 3131292221Savos struct ieee80211_frame *wh; 3132292221Savos struct r92c_tx_desc *txd; 3133292221Savos uint8_t cipher, ridx, type; 3134292221Savos 3135292221Savos /* Encrypt the frame if need be. */ 3136292221Savos cipher = R92C_TXDW1_CIPHER_NONE; 3137292221Savos if (params->ibp_flags & IEEE80211_BPF_CRYPTO) { 3138292221Savos /* Retrieve key for TX. */ 3139292221Savos k = ieee80211_crypto_encap(ni, m); 3140292221Savos if (k == NULL) 3141292221Savos return (ENOBUFS); 3142292221Savos 3143292221Savos if (!(k->wk_flags & IEEE80211_KEY_SWCRYPT)) { 3144292221Savos switch (k->wk_cipher->ic_cipher) { 3145292221Savos case IEEE80211_CIPHER_WEP: 3146292221Savos case IEEE80211_CIPHER_TKIP: 3147292221Savos cipher = R92C_TXDW1_CIPHER_RC4; 3148292221Savos break; 3149292221Savos case IEEE80211_CIPHER_AES_CCM: 3150292221Savos cipher = R92C_TXDW1_CIPHER_AES; 3151292221Savos break; 3152292221Savos default: 3153292221Savos device_printf(sc->sc_dev, 3154292221Savos "%s: unknown cipher %d\n", 3155292221Savos __func__, k->wk_cipher->ic_cipher); 3156292221Savos return (EINVAL); 3157292221Savos } 3158292221Savos } 3159292221Savos } 3160292221Savos 3161297175Sadrian /* XXX TODO: 11n checks, matching urtwn_tx_data() */ 3162297175Sadrian 3163292221Savos wh = mtod(m, struct ieee80211_frame *); 3164292221Savos type = wh->i_fc[0] & IEEE80211_FC0_TYPE_MASK; 3165292221Savos 3166292221Savos /* Fill Tx descriptor. */ 3167292221Savos txd = (struct r92c_tx_desc *)data->buf; 3168292221Savos memset(txd, 0, sizeof(*txd)); 3169292221Savos 3170292221Savos txd->txdw0 |= htole32( 3171292221Savos SM(R92C_TXDW0_OFFSET, sizeof(*txd)) | 3172292221Savos R92C_TXDW0_OWN | R92C_TXDW0_FSG | R92C_TXDW0_LSG); 3173292221Savos if (IEEE80211_IS_MULTICAST(wh->i_addr1)) 3174292221Savos txd->txdw0 |= htole32(R92C_TXDW0_BMCAST); 3175292221Savos 3176300433Savos if ((params->ibp_flags & IEEE80211_BPF_NOACK) == 0) { 3177300433Savos txd->txdw5 |= htole32(R92C_TXDW5_RTY_LMT_ENA); 3178300433Savos txd->txdw5 |= htole32(SM(R92C_TXDW5_RTY_LMT, 3179300433Savos params->ibp_try0)); 3180300433Savos } 3181292221Savos if (params->ibp_flags & IEEE80211_BPF_RTS) 3182301132Savos txd->txdw4 |= htole32(R92C_TXDW4_RTSEN | R92C_TXDW4_HWRTSEN); 3183292221Savos if (params->ibp_flags & IEEE80211_BPF_CTS) 3184292221Savos txd->txdw4 |= htole32(R92C_TXDW4_CTS2SELF); 3185292221Savos if (txd->txdw4 & htole32(R92C_TXDW4_RTSEN | R92C_TXDW4_CTS2SELF)) { 3186292221Savos txd->txdw4 |= htole32(SM(R92C_TXDW4_RTSRATE, 3187292221Savos URTWN_RIDX_OFDM24)); 3188292221Savos } 3189292221Savos 3190292221Savos if (sc->chip & URTWN_CHIP_88E) 3191292221Savos txd->txdw1 |= htole32(SM(R88E_TXDW1_MACID, URTWN_MACID_BC)); 3192292221Savos else 3193292221Savos txd->txdw1 |= htole32(SM(R92C_TXDW1_MACID, URTWN_MACID_BC)); 3194292221Savos 3195297175Sadrian /* XXX TODO: rate index/config (RAID) for 11n? */ 3196292221Savos txd->txdw1 |= htole32(SM(R92C_TXDW1_QSEL, R92C_TXDW1_QSEL_MGNT)); 3197292221Savos txd->txdw1 |= htole32(SM(R92C_TXDW1_CIPHER, cipher)); 3198292221Savos 3199292221Savos /* Choose a TX rate index. */ 3200292221Savos ridx = rate2ridx(params->ibp_rate0); 3201292221Savos txd->txdw5 |= htole32(SM(R92C_TXDW5_DATARATE, ridx)); 3202292221Savos txd->txdw5 |= htole32(0x0001ff00); 3203292221Savos txd->txdw4 |= htole32(R92C_TXDW4_DRVRATE); 3204292221Savos 3205292221Savos if (!IEEE80211_QOS_HAS_SEQ(wh)) { 3206292221Savos /* Use HW sequence numbering for non-QoS frames. */ 3207292221Savos if (sc->chip & URTWN_CHIP_88E) 3208292221Savos txd->txdseq = htole16(R88E_TXDSEQ_HWSEQ_EN); 3209292221Savos else 3210292221Savos txd->txdw4 |= htole32(R92C_TXDW4_HWSEQ_EN); 3211292221Savos } else { 3212292221Savos /* Set sequence number. */ 3213292221Savos txd->txdseq = htole16(M_SEQNO_GET(m) % IEEE80211_SEQ_RANGE); 3214292221Savos } 3215292221Savos 3216292221Savos if (ieee80211_radiotap_active_vap(vap)) { 3217292221Savos struct urtwn_tx_radiotap_header *tap = &sc->sc_txtap; 3218292221Savos 3219292221Savos tap->wt_flags = 0; 3220292221Savos if (k != NULL) 3221292221Savos tap->wt_flags |= IEEE80211_RADIOTAP_F_WEP; 3222292221Savos ieee80211_radiotap_tx(vap, m); 3223292221Savos } 3224292221Savos 3225292221Savos data->ni = ni; 3226292221Savos 3227292221Savos urtwn_tx_start(sc, m, type, data); 3228292221Savos 3229292221Savos return (0); 3230292221Savos} 3231292221Savos 3232290630Savosstatic void 3233290630Savosurtwn_tx_start(struct urtwn_softc *sc, struct mbuf *m, uint8_t type, 3234290630Savos struct urtwn_data *data) 3235290630Savos{ 3236290630Savos struct usb_xfer *xfer; 3237290630Savos struct r92c_tx_desc *txd; 3238290630Savos uint16_t ac, sum; 3239290630Savos int i, xferlen; 3240290630Savos 3241290630Savos URTWN_ASSERT_LOCKED(sc); 3242290630Savos 3243290630Savos ac = M_WME_GETAC(m); 3244290630Savos 3245290630Savos switch (type) { 3246290630Savos case IEEE80211_FC0_TYPE_CTL: 3247290630Savos case IEEE80211_FC0_TYPE_MGT: 3248290630Savos xfer = sc->sc_xfer[URTWN_BULK_TX_VO]; 3249290630Savos break; 3250290630Savos default: 3251292014Savos xfer = sc->sc_xfer[wme2queue[ac].qid]; 3252290630Savos break; 3253290630Savos } 3254290630Savos 3255290630Savos txd = (struct r92c_tx_desc *)data->buf; 3256290630Savos txd->txdw0 |= htole32(SM(R92C_TXDW0_PKTLEN, m->m_pkthdr.len)); 3257290630Savos 3258290630Savos /* Compute Tx descriptor checksum. */ 3259290630Savos sum = 0; 3260290630Savos for (i = 0; i < sizeof(*txd) / 2; i++) 3261290630Savos sum ^= ((uint16_t *)txd)[i]; 3262290630Savos txd->txdsum = sum; /* NB: already little endian. */ 3263290630Savos 3264290630Savos xferlen = sizeof(*txd) + m->m_pkthdr.len; 3265290630Savos m_copydata(m, 0, m->m_pkthdr.len, (caddr_t)&txd[1]); 3266290630Savos 3267251538Srpaulo data->buflen = xferlen; 3268290630Savos data->m = m; 3269251538Srpaulo 3270251538Srpaulo STAILQ_INSERT_TAIL(&sc->sc_tx_pending, data, next); 3271251538Srpaulo usbd_transfer_start(xfer); 3272251538Srpaulo} 3273251538Srpaulo 3274287197Sglebiusstatic int 3275287197Sglebiusurtwn_transmit(struct ieee80211com *ic, struct mbuf *m) 3276251538Srpaulo{ 3277287197Sglebius struct urtwn_softc *sc = ic->ic_softc; 3278287197Sglebius int error; 3279261863Srpaulo 3280261863Srpaulo URTWN_LOCK(sc); 3281287197Sglebius if ((sc->sc_flags & URTWN_RUNNING) == 0) { 3282287197Sglebius URTWN_UNLOCK(sc); 3283287197Sglebius return (ENXIO); 3284287197Sglebius } 3285287197Sglebius error = mbufq_enqueue(&sc->sc_snd, m); 3286287197Sglebius if (error) { 3287287197Sglebius URTWN_UNLOCK(sc); 3288287197Sglebius return (error); 3289287197Sglebius } 3290287197Sglebius urtwn_start(sc); 3291261863Srpaulo URTWN_UNLOCK(sc); 3292287197Sglebius 3293287197Sglebius return (0); 3294261863Srpaulo} 3295261863Srpaulo 3296261863Srpaulostatic void 3297287197Sglebiusurtwn_start(struct urtwn_softc *sc) 3298261863Srpaulo{ 3299251538Srpaulo struct ieee80211_node *ni; 3300251538Srpaulo struct mbuf *m; 3301251538Srpaulo struct urtwn_data *bf; 3302251538Srpaulo 3303261863Srpaulo URTWN_ASSERT_LOCKED(sc); 3304287197Sglebius while ((m = mbufq_dequeue(&sc->sc_snd)) != NULL) { 3305251538Srpaulo bf = urtwn_getbuf(sc); 3306251538Srpaulo if (bf == NULL) { 3307287197Sglebius mbufq_prepend(&sc->sc_snd, m); 3308251538Srpaulo break; 3309251538Srpaulo } 3310251538Srpaulo ni = (struct ieee80211_node *)m->m_pkthdr.rcvif; 3311251538Srpaulo m->m_pkthdr.rcvif = NULL; 3312297596Sadrian 3313297596Sadrian URTWN_DPRINTF(sc, URTWN_DEBUG_XMIT, "%s: called; m=%p\n", 3314297596Sadrian __func__, 3315297596Sadrian m); 3316297596Sadrian 3317290630Savos if (urtwn_tx_data(sc, ni, m, bf) != 0) { 3318287197Sglebius if_inc_counter(ni->ni_vap->iv_ifp, 3319287197Sglebius IFCOUNTER_OERRORS, 1); 3320251538Srpaulo STAILQ_INSERT_HEAD(&sc->sc_tx_inactive, bf, next); 3321288353Sadrian m_freem(m); 3322251538Srpaulo ieee80211_free_node(ni); 3323251538Srpaulo break; 3324251538Srpaulo } 3325251538Srpaulo sc->sc_txtimer = 5; 3326251538Srpaulo callout_reset(&sc->sc_watchdog_ch, hz, urtwn_watchdog, sc); 3327251538Srpaulo } 3328251538Srpaulo} 3329251538Srpaulo 3330287197Sglebiusstatic void 3331287197Sglebiusurtwn_parent(struct ieee80211com *ic) 3332251538Srpaulo{ 3333286949Sadrian struct urtwn_softc *sc = ic->ic_softc; 3334251538Srpaulo 3335263153Skevlo URTWN_LOCK(sc); 3336287197Sglebius if (sc->sc_flags & URTWN_DETACHED) { 3337287197Sglebius URTWN_UNLOCK(sc); 3338287197Sglebius return; 3339287197Sglebius } 3340291698Savos URTWN_UNLOCK(sc); 3341291698Savos 3342287197Sglebius if (ic->ic_nrunning > 0) { 3343291698Savos if (urtwn_init(sc) != 0) { 3344291698Savos struct ieee80211vap *vap = TAILQ_FIRST(&ic->ic_vaps); 3345291698Savos if (vap != NULL) 3346291698Savos ieee80211_stop(vap); 3347291698Savos } else 3348291698Savos ieee80211_start_all(ic); 3349291698Savos } else 3350287197Sglebius urtwn_stop(sc); 3351251538Srpaulo} 3352251538Srpaulo 3353264912Skevlostatic __inline int 3354251538Srpaulourtwn_power_on(struct urtwn_softc *sc) 3355251538Srpaulo{ 3356264912Skevlo 3357264912Skevlo return sc->sc_power_on(sc); 3358264912Skevlo} 3359264912Skevlo 3360264912Skevlostatic int 3361264912Skevlourtwn_r92c_power_on(struct urtwn_softc *sc) 3362264912Skevlo{ 3363251538Srpaulo uint32_t reg; 3364291698Savos usb_error_t error; 3365251538Srpaulo int ntries; 3366251538Srpaulo 3367251538Srpaulo /* Wait for autoload done bit. */ 3368251538Srpaulo for (ntries = 0; ntries < 1000; ntries++) { 3369251538Srpaulo if (urtwn_read_1(sc, R92C_APS_FSMCO) & R92C_APS_FSMCO_PFM_ALDN) 3370251538Srpaulo break; 3371266472Shselasky urtwn_ms_delay(sc); 3372251538Srpaulo } 3373251538Srpaulo if (ntries == 1000) { 3374251538Srpaulo device_printf(sc->sc_dev, 3375251538Srpaulo "timeout waiting for chip autoload\n"); 3376251538Srpaulo return (ETIMEDOUT); 3377251538Srpaulo } 3378251538Srpaulo 3379251538Srpaulo /* Unlock ISO/CLK/Power control register. */ 3380291698Savos error = urtwn_write_1(sc, R92C_RSV_CTRL, 0); 3381291698Savos if (error != USB_ERR_NORMAL_COMPLETION) 3382291698Savos return (EIO); 3383251538Srpaulo /* Move SPS into PWM mode. */ 3384291698Savos error = urtwn_write_1(sc, R92C_SPS0_CTRL, 0x2b); 3385291698Savos if (error != USB_ERR_NORMAL_COMPLETION) 3386291698Savos return (EIO); 3387266472Shselasky urtwn_ms_delay(sc); 3388251538Srpaulo 3389251538Srpaulo reg = urtwn_read_1(sc, R92C_LDOV12D_CTRL); 3390251538Srpaulo if (!(reg & R92C_LDOV12D_CTRL_LDV12_EN)) { 3391291698Savos error = urtwn_write_1(sc, R92C_LDOV12D_CTRL, 3392251538Srpaulo reg | R92C_LDOV12D_CTRL_LDV12_EN); 3393291698Savos if (error != USB_ERR_NORMAL_COMPLETION) 3394291698Savos return (EIO); 3395266472Shselasky urtwn_ms_delay(sc); 3396291698Savos error = urtwn_write_1(sc, R92C_SYS_ISO_CTRL, 3397251538Srpaulo urtwn_read_1(sc, R92C_SYS_ISO_CTRL) & 3398251538Srpaulo ~R92C_SYS_ISO_CTRL_MD2PP); 3399291698Savos if (error != USB_ERR_NORMAL_COMPLETION) 3400291698Savos return (EIO); 3401251538Srpaulo } 3402251538Srpaulo 3403251538Srpaulo /* Auto enable WLAN. */ 3404291698Savos error = urtwn_write_2(sc, R92C_APS_FSMCO, 3405251538Srpaulo urtwn_read_2(sc, R92C_APS_FSMCO) | R92C_APS_FSMCO_APFM_ONMAC); 3406291698Savos if (error != USB_ERR_NORMAL_COMPLETION) 3407291698Savos return (EIO); 3408251538Srpaulo for (ntries = 0; ntries < 1000; ntries++) { 3409262822Skevlo if (!(urtwn_read_2(sc, R92C_APS_FSMCO) & 3410262822Skevlo R92C_APS_FSMCO_APFM_ONMAC)) 3411251538Srpaulo break; 3412266472Shselasky urtwn_ms_delay(sc); 3413251538Srpaulo } 3414251538Srpaulo if (ntries == 1000) { 3415251538Srpaulo device_printf(sc->sc_dev, 3416251538Srpaulo "timeout waiting for MAC auto ON\n"); 3417251538Srpaulo return (ETIMEDOUT); 3418251538Srpaulo } 3419251538Srpaulo 3420251538Srpaulo /* Enable radio, GPIO and LED functions. */ 3421291698Savos error = urtwn_write_2(sc, R92C_APS_FSMCO, 3422251538Srpaulo R92C_APS_FSMCO_AFSM_HSUS | 3423251538Srpaulo R92C_APS_FSMCO_PDN_EN | 3424251538Srpaulo R92C_APS_FSMCO_PFM_ALDN); 3425291698Savos if (error != USB_ERR_NORMAL_COMPLETION) 3426291698Savos return (EIO); 3427251538Srpaulo /* Release RF digital isolation. */ 3428291698Savos error = urtwn_write_2(sc, R92C_SYS_ISO_CTRL, 3429251538Srpaulo urtwn_read_2(sc, R92C_SYS_ISO_CTRL) & ~R92C_SYS_ISO_CTRL_DIOR); 3430291698Savos if (error != USB_ERR_NORMAL_COMPLETION) 3431291698Savos return (EIO); 3432251538Srpaulo 3433251538Srpaulo /* Initialize MAC. */ 3434291698Savos error = urtwn_write_1(sc, R92C_APSD_CTRL, 3435251538Srpaulo urtwn_read_1(sc, R92C_APSD_CTRL) & ~R92C_APSD_CTRL_OFF); 3436291698Savos if (error != USB_ERR_NORMAL_COMPLETION) 3437291698Savos return (EIO); 3438251538Srpaulo for (ntries = 0; ntries < 200; ntries++) { 3439251538Srpaulo if (!(urtwn_read_1(sc, R92C_APSD_CTRL) & 3440251538Srpaulo R92C_APSD_CTRL_OFF_STATUS)) 3441251538Srpaulo break; 3442266472Shselasky urtwn_ms_delay(sc); 3443251538Srpaulo } 3444251538Srpaulo if (ntries == 200) { 3445251538Srpaulo device_printf(sc->sc_dev, 3446251538Srpaulo "timeout waiting for MAC initialization\n"); 3447251538Srpaulo return (ETIMEDOUT); 3448251538Srpaulo } 3449251538Srpaulo 3450251538Srpaulo /* Enable MAC DMA/WMAC/SCHEDULE/SEC blocks. */ 3451251538Srpaulo reg = urtwn_read_2(sc, R92C_CR); 3452251538Srpaulo reg |= R92C_CR_HCI_TXDMA_EN | R92C_CR_HCI_RXDMA_EN | 3453251538Srpaulo R92C_CR_TXDMA_EN | R92C_CR_RXDMA_EN | R92C_CR_PROTOCOL_EN | 3454251538Srpaulo R92C_CR_SCHEDULE_EN | R92C_CR_MACTXEN | R92C_CR_MACRXEN | 3455251538Srpaulo R92C_CR_ENSEC; 3456291698Savos error = urtwn_write_2(sc, R92C_CR, reg); 3457291698Savos if (error != USB_ERR_NORMAL_COMPLETION) 3458291698Savos return (EIO); 3459251538Srpaulo 3460291698Savos error = urtwn_write_1(sc, 0xfe10, 0x19); 3461291698Savos if (error != USB_ERR_NORMAL_COMPLETION) 3462291698Savos return (EIO); 3463251538Srpaulo return (0); 3464251538Srpaulo} 3465251538Srpaulo 3466251538Srpaulostatic int 3467264912Skevlourtwn_r88e_power_on(struct urtwn_softc *sc) 3468264912Skevlo{ 3469264912Skevlo uint32_t reg; 3470291698Savos usb_error_t error; 3471264912Skevlo int ntries; 3472264912Skevlo 3473264912Skevlo /* Wait for power ready bit. */ 3474264912Skevlo for (ntries = 0; ntries < 5000; ntries++) { 3475281918Skevlo if (urtwn_read_4(sc, R92C_APS_FSMCO) & R92C_APS_FSMCO_SUS_HOST) 3476264912Skevlo break; 3477266472Shselasky urtwn_ms_delay(sc); 3478264912Skevlo } 3479264912Skevlo if (ntries == 5000) { 3480264912Skevlo device_printf(sc->sc_dev, 3481264912Skevlo "timeout waiting for chip power up\n"); 3482264912Skevlo return (ETIMEDOUT); 3483264912Skevlo } 3484264912Skevlo 3485264912Skevlo /* Reset BB. */ 3486291698Savos error = urtwn_write_1(sc, R92C_SYS_FUNC_EN, 3487264912Skevlo urtwn_read_1(sc, R92C_SYS_FUNC_EN) & ~(R92C_SYS_FUNC_EN_BBRSTB | 3488264912Skevlo R92C_SYS_FUNC_EN_BB_GLB_RST)); 3489291698Savos if (error != USB_ERR_NORMAL_COMPLETION) 3490291698Savos return (EIO); 3491264912Skevlo 3492291698Savos error = urtwn_write_1(sc, R92C_AFE_XTAL_CTRL + 2, 3493281918Skevlo urtwn_read_1(sc, R92C_AFE_XTAL_CTRL + 2) | 0x80); 3494291698Savos if (error != USB_ERR_NORMAL_COMPLETION) 3495291698Savos return (EIO); 3496264912Skevlo 3497264912Skevlo /* Disable HWPDN. */ 3498291698Savos error = urtwn_write_2(sc, R92C_APS_FSMCO, 3499281918Skevlo urtwn_read_2(sc, R92C_APS_FSMCO) & ~R92C_APS_FSMCO_APDM_HPDN); 3500291698Savos if (error != USB_ERR_NORMAL_COMPLETION) 3501291698Savos return (EIO); 3502264912Skevlo 3503264912Skevlo /* Disable WL suspend. */ 3504291698Savos error = urtwn_write_2(sc, R92C_APS_FSMCO, 3505281918Skevlo urtwn_read_2(sc, R92C_APS_FSMCO) & 3506281918Skevlo ~(R92C_APS_FSMCO_AFSM_HSUS | R92C_APS_FSMCO_AFSM_PCIE)); 3507291698Savos if (error != USB_ERR_NORMAL_COMPLETION) 3508291698Savos return (EIO); 3509264912Skevlo 3510291698Savos error = urtwn_write_2(sc, R92C_APS_FSMCO, 3511281918Skevlo urtwn_read_2(sc, R92C_APS_FSMCO) | R92C_APS_FSMCO_APFM_ONMAC); 3512291698Savos if (error != USB_ERR_NORMAL_COMPLETION) 3513291698Savos return (EIO); 3514264912Skevlo for (ntries = 0; ntries < 5000; ntries++) { 3515281918Skevlo if (!(urtwn_read_2(sc, R92C_APS_FSMCO) & 3516281918Skevlo R92C_APS_FSMCO_APFM_ONMAC)) 3517264912Skevlo break; 3518266472Shselasky urtwn_ms_delay(sc); 3519264912Skevlo } 3520264912Skevlo if (ntries == 5000) 3521264912Skevlo return (ETIMEDOUT); 3522264912Skevlo 3523264912Skevlo /* Enable LDO normal mode. */ 3524291698Savos error = urtwn_write_1(sc, R92C_LPLDO_CTRL, 3525295874Savos urtwn_read_1(sc, R92C_LPLDO_CTRL) & ~R92C_LPLDO_CTRL_SLEEP); 3526291698Savos if (error != USB_ERR_NORMAL_COMPLETION) 3527291698Savos return (EIO); 3528264912Skevlo 3529264912Skevlo /* Enable MAC DMA/WMAC/SCHEDULE/SEC blocks. */ 3530291698Savos error = urtwn_write_2(sc, R92C_CR, 0); 3531291698Savos if (error != USB_ERR_NORMAL_COMPLETION) 3532291698Savos return (EIO); 3533264912Skevlo reg = urtwn_read_2(sc, R92C_CR); 3534264912Skevlo reg |= R92C_CR_HCI_TXDMA_EN | R92C_CR_HCI_RXDMA_EN | 3535264912Skevlo R92C_CR_TXDMA_EN | R92C_CR_RXDMA_EN | R92C_CR_PROTOCOL_EN | 3536264912Skevlo R92C_CR_SCHEDULE_EN | R92C_CR_ENSEC | R92C_CR_CALTMR_EN; 3537291698Savos error = urtwn_write_2(sc, R92C_CR, reg); 3538291698Savos if (error != USB_ERR_NORMAL_COMPLETION) 3539291698Savos return (EIO); 3540264912Skevlo 3541264912Skevlo return (0); 3542264912Skevlo} 3543264912Skevlo 3544295874Savosstatic __inline void 3545295874Savosurtwn_power_off(struct urtwn_softc *sc) 3546295874Savos{ 3547295874Savos 3548295874Savos return sc->sc_power_off(sc); 3549295874Savos} 3550295874Savos 3551295874Savosstatic void 3552295874Savosurtwn_r92c_power_off(struct urtwn_softc *sc) 3553295874Savos{ 3554295874Savos uint32_t reg; 3555295874Savos 3556295874Savos /* Block all Tx queues. */ 3557295874Savos urtwn_write_1(sc, R92C_TXPAUSE, R92C_TX_QUEUE_ALL); 3558295874Savos 3559295874Savos /* Disable RF */ 3560295874Savos urtwn_rf_write(sc, 0, 0, 0); 3561295874Savos 3562295874Savos urtwn_write_1(sc, R92C_APSD_CTRL, R92C_APSD_CTRL_OFF); 3563295874Savos 3564295874Savos /* Reset BB state machine */ 3565295874Savos urtwn_write_1(sc, R92C_SYS_FUNC_EN, 3566295874Savos R92C_SYS_FUNC_EN_USBD | R92C_SYS_FUNC_EN_USBA | 3567295874Savos R92C_SYS_FUNC_EN_BB_GLB_RST); 3568295874Savos urtwn_write_1(sc, R92C_SYS_FUNC_EN, 3569295874Savos R92C_SYS_FUNC_EN_USBD | R92C_SYS_FUNC_EN_USBA); 3570295874Savos 3571295874Savos /* 3572295874Savos * Reset digital sequence 3573295874Savos */ 3574295874Savos#ifndef URTWN_WITHOUT_UCODE 3575295874Savos if (urtwn_read_1(sc, R92C_MCUFWDL) & R92C_MCUFWDL_RDY) { 3576295874Savos /* Reset MCU ready status */ 3577295874Savos urtwn_write_1(sc, R92C_MCUFWDL, 0); 3578295874Savos 3579295874Savos /* If firmware in ram code, do reset */ 3580295874Savos urtwn_fw_reset(sc); 3581295874Savos } 3582295874Savos#endif 3583295874Savos 3584295874Savos /* Reset MAC and Enable 8051 */ 3585295874Savos urtwn_write_1(sc, R92C_SYS_FUNC_EN + 1, 3586295874Savos (R92C_SYS_FUNC_EN_CPUEN | 3587295874Savos R92C_SYS_FUNC_EN_ELDR | 3588295874Savos R92C_SYS_FUNC_EN_HWPDN) >> 8); 3589295874Savos 3590295874Savos /* Reset MCU ready status */ 3591295874Savos urtwn_write_1(sc, R92C_MCUFWDL, 0); 3592295874Savos 3593295874Savos /* Disable MAC clock */ 3594295874Savos urtwn_write_2(sc, R92C_SYS_CLKR, 3595295874Savos R92C_SYS_CLKR_ANAD16V_EN | 3596295874Savos R92C_SYS_CLKR_ANA8M | 3597295874Savos R92C_SYS_CLKR_LOADER_EN | 3598295874Savos R92C_SYS_CLKR_80M_SSC_DIS | 3599295874Savos R92C_SYS_CLKR_SYS_EN | 3600295874Savos R92C_SYS_CLKR_RING_EN | 3601295874Savos 0x4000); 3602295874Savos 3603295874Savos /* Disable AFE PLL */ 3604295874Savos urtwn_write_1(sc, R92C_AFE_PLL_CTRL, 0x80); 3605295874Savos 3606295874Savos /* Gated AFE DIG_CLOCK */ 3607295874Savos urtwn_write_2(sc, R92C_AFE_XTAL_CTRL, 0x880F); 3608295874Savos 3609295874Savos /* Isolated digital to PON */ 3610295874Savos urtwn_write_1(sc, R92C_SYS_ISO_CTRL, 3611295874Savos R92C_SYS_ISO_CTRL_MD2PP | 3612295874Savos R92C_SYS_ISO_CTRL_PA2PCIE | 3613295874Savos R92C_SYS_ISO_CTRL_PD2CORE | 3614295874Savos R92C_SYS_ISO_CTRL_IP2MAC | 3615295874Savos R92C_SYS_ISO_CTRL_DIOP | 3616295874Savos R92C_SYS_ISO_CTRL_DIOE); 3617295874Savos 3618295874Savos /* 3619295874Savos * Pull GPIO PIN to balance level and LED control 3620295874Savos */ 3621295874Savos /* 1. Disable GPIO[7:0] */ 3622295874Savos urtwn_write_2(sc, R92C_GPIO_IOSEL, 0x0000); 3623295874Savos 3624295874Savos reg = urtwn_read_4(sc, R92C_GPIO_PIN_CTRL) & ~0x0000ff00; 3625295874Savos reg |= ((reg << 8) & 0x0000ff00) | 0x00ff0000; 3626295874Savos urtwn_write_4(sc, R92C_GPIO_PIN_CTRL, reg); 3627295874Savos 3628295874Savos /* Disable GPIO[10:8] */ 3629295874Savos urtwn_write_1(sc, R92C_MAC_PINMUX_CFG, 0x00); 3630295874Savos 3631295874Savos reg = urtwn_read_2(sc, R92C_GPIO_IO_SEL) & ~0x00f0; 3632295874Savos reg |= (((reg & 0x000f) << 4) | 0x0780); 3633295874Savos urtwn_write_2(sc, R92C_GPIO_IO_SEL, reg); 3634295874Savos 3635295874Savos /* Disable LED0 & 1 */ 3636295874Savos urtwn_write_2(sc, R92C_LEDCFG0, 0x8080); 3637295874Savos 3638295874Savos /* 3639295874Savos * Reset digital sequence 3640295874Savos */ 3641295874Savos /* Disable ELDR clock */ 3642295874Savos urtwn_write_2(sc, R92C_SYS_CLKR, 3643295874Savos R92C_SYS_CLKR_ANAD16V_EN | 3644295874Savos R92C_SYS_CLKR_ANA8M | 3645295874Savos R92C_SYS_CLKR_LOADER_EN | 3646295874Savos R92C_SYS_CLKR_80M_SSC_DIS | 3647295874Savos R92C_SYS_CLKR_SYS_EN | 3648295874Savos R92C_SYS_CLKR_RING_EN | 3649295874Savos 0x4000); 3650295874Savos 3651295874Savos /* Isolated ELDR to PON */ 3652295874Savos urtwn_write_1(sc, R92C_SYS_ISO_CTRL + 1, 3653295874Savos (R92C_SYS_ISO_CTRL_DIOR | 3654295874Savos R92C_SYS_ISO_CTRL_PWC_EV12V) >> 8); 3655295874Savos 3656295874Savos /* 3657295874Savos * Disable analog sequence 3658295874Savos */ 3659295874Savos /* Disable A15 power */ 3660295874Savos urtwn_write_1(sc, R92C_LDOA15_CTRL, R92C_LDOA15_CTRL_OBUF); 3661295874Savos /* Disable digital core power */ 3662295874Savos urtwn_write_1(sc, R92C_LDOV12D_CTRL, 3663295874Savos urtwn_read_1(sc, R92C_LDOV12D_CTRL) & 3664295874Savos ~R92C_LDOV12D_CTRL_LDV12_EN); 3665295874Savos 3666295874Savos /* Enter PFM mode */ 3667295874Savos urtwn_write_1(sc, R92C_SPS0_CTRL, 0x23); 3668295874Savos 3669295874Savos /* Set USB suspend */ 3670295874Savos urtwn_write_2(sc, R92C_APS_FSMCO, 3671295874Savos R92C_APS_FSMCO_APDM_HOST | 3672295874Savos R92C_APS_FSMCO_AFSM_HSUS | 3673295874Savos R92C_APS_FSMCO_PFM_ALDN); 3674295874Savos 3675295874Savos /* Lock ISO/CLK/Power control register. */ 3676295874Savos urtwn_write_1(sc, R92C_RSV_CTRL, 0x0E); 3677295874Savos} 3678295874Savos 3679295874Savosstatic void 3680295874Savosurtwn_r88e_power_off(struct urtwn_softc *sc) 3681295874Savos{ 3682295874Savos uint8_t reg; 3683295874Savos int ntries; 3684295874Savos 3685295874Savos /* Disable any kind of TX reports. */ 3686295874Savos urtwn_write_1(sc, R88E_TX_RPT_CTRL, 3687295874Savos urtwn_read_1(sc, R88E_TX_RPT_CTRL) & 3688295874Savos ~(R88E_TX_RPT1_ENA | R88E_TX_RPT2_ENA)); 3689295874Savos 3690295874Savos /* Stop Rx. */ 3691295874Savos urtwn_write_1(sc, R92C_CR, 0); 3692295874Savos 3693295874Savos /* Move card to Low Power State. */ 3694295874Savos /* Block all Tx queues. */ 3695295874Savos urtwn_write_1(sc, R92C_TXPAUSE, R92C_TX_QUEUE_ALL); 3696295874Savos 3697295874Savos for (ntries = 0; ntries < 20; ntries++) { 3698295874Savos /* Should be zero if no packet is transmitting. */ 3699295874Savos if (urtwn_read_4(sc, R88E_SCH_TXCMD) == 0) 3700295874Savos break; 3701295874Savos 3702295874Savos urtwn_ms_delay(sc); 3703295874Savos } 3704295874Savos if (ntries == 20) { 3705295874Savos device_printf(sc->sc_dev, "%s: failed to block Tx queues\n", 3706295874Savos __func__); 3707295874Savos return; 3708295874Savos } 3709295874Savos 3710295874Savos /* CCK and OFDM are disabled, and clock are gated. */ 3711295874Savos urtwn_write_1(sc, R92C_SYS_FUNC_EN, 3712295874Savos urtwn_read_1(sc, R92C_SYS_FUNC_EN) & ~R92C_SYS_FUNC_EN_BBRSTB); 3713295874Savos 3714295874Savos urtwn_ms_delay(sc); 3715295874Savos 3716295874Savos /* Reset MAC TRX */ 3717295874Savos urtwn_write_1(sc, R92C_CR, 3718295874Savos R92C_CR_HCI_TXDMA_EN | R92C_CR_HCI_RXDMA_EN | 3719295874Savos R92C_CR_TXDMA_EN | R92C_CR_RXDMA_EN | 3720295874Savos R92C_CR_PROTOCOL_EN | R92C_CR_SCHEDULE_EN); 3721295874Savos 3722295874Savos /* check if removed later */ 3723295874Savos urtwn_write_1(sc, R92C_CR + 1, 3724295874Savos urtwn_read_1(sc, R92C_CR + 1) & ~(R92C_CR_ENSEC >> 8)); 3725295874Savos 3726295874Savos /* Respond TxOK to scheduler */ 3727295874Savos urtwn_write_1(sc, R92C_DUAL_TSF_RST, 3728295874Savos urtwn_read_1(sc, R92C_DUAL_TSF_RST) | 0x20); 3729295874Savos 3730295874Savos /* If firmware in ram code, do reset. */ 3731295874Savos#ifndef URTWN_WITHOUT_UCODE 3732295874Savos if (urtwn_read_1(sc, R92C_MCUFWDL) & R92C_MCUFWDL_RDY) 3733295874Savos urtwn_r88e_fw_reset(sc); 3734295874Savos#endif 3735295874Savos 3736295874Savos /* Reset MCU ready status. */ 3737295874Savos urtwn_write_1(sc, R92C_MCUFWDL, 0x00); 3738295874Savos 3739295874Savos /* Disable 32k. */ 3740295874Savos urtwn_write_1(sc, R88E_32K_CTRL, 3741295874Savos urtwn_read_1(sc, R88E_32K_CTRL) & ~0x01); 3742295874Savos 3743295874Savos /* Move card to Disabled state. */ 3744295874Savos /* Turn off RF. */ 3745295874Savos urtwn_write_1(sc, R92C_RF_CTRL, 0); 3746295874Savos 3747295874Savos /* LDO Sleep mode. */ 3748295874Savos urtwn_write_1(sc, R92C_LPLDO_CTRL, 3749295874Savos urtwn_read_1(sc, R92C_LPLDO_CTRL) | R92C_LPLDO_CTRL_SLEEP); 3750295874Savos 3751295874Savos /* Turn off MAC by HW state machine */ 3752295874Savos urtwn_write_1(sc, R92C_APS_FSMCO + 1, 3753295874Savos urtwn_read_1(sc, R92C_APS_FSMCO + 1) | 3754295874Savos (R92C_APS_FSMCO_APFM_OFF >> 8)); 3755295874Savos 3756295874Savos for (ntries = 0; ntries < 20; ntries++) { 3757295874Savos /* Wait until it will be disabled. */ 3758295874Savos if ((urtwn_read_1(sc, R92C_APS_FSMCO + 1) & 3759295874Savos (R92C_APS_FSMCO_APFM_OFF >> 8)) == 0) 3760295874Savos break; 3761295874Savos 3762295874Savos urtwn_ms_delay(sc); 3763295874Savos } 3764295874Savos if (ntries == 20) { 3765295874Savos device_printf(sc->sc_dev, "%s: could not turn off MAC\n", 3766295874Savos __func__); 3767295874Savos return; 3768295874Savos } 3769295874Savos 3770295874Savos /* schmit trigger */ 3771295874Savos urtwn_write_1(sc, R92C_AFE_XTAL_CTRL + 2, 3772295874Savos urtwn_read_1(sc, R92C_AFE_XTAL_CTRL + 2) | 0x80); 3773295874Savos 3774295874Savos /* Enable WL suspend. */ 3775295874Savos urtwn_write_1(sc, R92C_APS_FSMCO + 1, 3776295874Savos (urtwn_read_1(sc, R92C_APS_FSMCO + 1) & ~0x10) | 0x08); 3777295874Savos 3778295874Savos /* Enable bandgap mbias in suspend. */ 3779295874Savos urtwn_write_1(sc, R92C_APS_FSMCO + 3, 0); 3780295874Savos 3781295874Savos /* Clear SIC_EN register. */ 3782295874Savos urtwn_write_1(sc, R92C_GPIO_MUXCFG + 1, 3783295874Savos urtwn_read_1(sc, R92C_GPIO_MUXCFG + 1) & ~0x10); 3784295874Savos 3785295874Savos /* Set USB suspend enable local register */ 3786295874Savos urtwn_write_1(sc, R92C_USB_SUSPEND, 3787295874Savos urtwn_read_1(sc, R92C_USB_SUSPEND) | 0x10); 3788295874Savos 3789295874Savos /* Reset MCU IO Wrapper. */ 3790295874Savos reg = urtwn_read_1(sc, R92C_RSV_CTRL + 1); 3791295874Savos urtwn_write_1(sc, R92C_RSV_CTRL + 1, reg & ~0x08); 3792295874Savos urtwn_write_1(sc, R92C_RSV_CTRL + 1, reg | 0x08); 3793295874Savos 3794295874Savos /* marked as 'For Power Consumption' code. */ 3795295874Savos urtwn_write_1(sc, R92C_GPIO_OUT, urtwn_read_1(sc, R92C_GPIO_IN)); 3796295874Savos urtwn_write_1(sc, R92C_GPIO_IOSEL, 0xff); 3797295874Savos 3798295874Savos urtwn_write_1(sc, R92C_GPIO_IO_SEL, 3799295874Savos urtwn_read_1(sc, R92C_GPIO_IO_SEL) << 4); 3800295874Savos urtwn_write_1(sc, R92C_GPIO_MOD, 3801295874Savos urtwn_read_1(sc, R92C_GPIO_MOD) | 0x0f); 3802295874Savos 3803295874Savos /* Set LNA, TRSW, EX_PA Pin to output mode. */ 3804295874Savos urtwn_write_4(sc, R88E_BB_PAD_CTRL, 0x00080808); 3805295874Savos} 3806295874Savos 3807264912Skevlostatic int 3808251538Srpaulourtwn_llt_init(struct urtwn_softc *sc) 3809251538Srpaulo{ 3810264912Skevlo int i, error, page_count, pktbuf_count; 3811251538Srpaulo 3812264912Skevlo page_count = (sc->chip & URTWN_CHIP_88E) ? 3813264912Skevlo R88E_TX_PAGE_COUNT : R92C_TX_PAGE_COUNT; 3814264912Skevlo pktbuf_count = (sc->chip & URTWN_CHIP_88E) ? 3815264912Skevlo R88E_TXPKTBUF_COUNT : R92C_TXPKTBUF_COUNT; 3816264912Skevlo 3817264912Skevlo /* Reserve pages [0; page_count]. */ 3818264912Skevlo for (i = 0; i < page_count; i++) { 3819251538Srpaulo if ((error = urtwn_llt_write(sc, i, i + 1)) != 0) 3820251538Srpaulo return (error); 3821251538Srpaulo } 3822251538Srpaulo /* NB: 0xff indicates end-of-list. */ 3823251538Srpaulo if ((error = urtwn_llt_write(sc, i, 0xff)) != 0) 3824251538Srpaulo return (error); 3825251538Srpaulo /* 3826264912Skevlo * Use pages [page_count + 1; pktbuf_count - 1] 3827251538Srpaulo * as ring buffer. 3828251538Srpaulo */ 3829264912Skevlo for (++i; i < pktbuf_count - 1; i++) { 3830251538Srpaulo if ((error = urtwn_llt_write(sc, i, i + 1)) != 0) 3831251538Srpaulo return (error); 3832251538Srpaulo } 3833251538Srpaulo /* Make the last page point to the beginning of the ring buffer. */ 3834264912Skevlo error = urtwn_llt_write(sc, i, page_count + 1); 3835251538Srpaulo return (error); 3836251538Srpaulo} 3837251538Srpaulo 3838295871Savos#ifndef URTWN_WITHOUT_UCODE 3839251538Srpaulostatic void 3840251538Srpaulourtwn_fw_reset(struct urtwn_softc *sc) 3841251538Srpaulo{ 3842251538Srpaulo uint16_t reg; 3843251538Srpaulo int ntries; 3844251538Srpaulo 3845251538Srpaulo /* Tell 8051 to reset itself. */ 3846251538Srpaulo urtwn_write_1(sc, R92C_HMETFR + 3, 0x20); 3847251538Srpaulo 3848251538Srpaulo /* Wait until 8051 resets by itself. */ 3849251538Srpaulo for (ntries = 0; ntries < 100; ntries++) { 3850251538Srpaulo reg = urtwn_read_2(sc, R92C_SYS_FUNC_EN); 3851251538Srpaulo if (!(reg & R92C_SYS_FUNC_EN_CPUEN)) 3852251538Srpaulo return; 3853266472Shselasky urtwn_ms_delay(sc); 3854251538Srpaulo } 3855251538Srpaulo /* Force 8051 reset. */ 3856251538Srpaulo urtwn_write_2(sc, R92C_SYS_FUNC_EN, reg & ~R92C_SYS_FUNC_EN_CPUEN); 3857251538Srpaulo} 3858251538Srpaulo 3859264912Skevlostatic void 3860264912Skevlourtwn_r88e_fw_reset(struct urtwn_softc *sc) 3861264912Skevlo{ 3862264912Skevlo uint16_t reg; 3863264912Skevlo 3864264912Skevlo reg = urtwn_read_2(sc, R92C_SYS_FUNC_EN); 3865264912Skevlo urtwn_write_2(sc, R92C_SYS_FUNC_EN, reg & ~R92C_SYS_FUNC_EN_CPUEN); 3866264912Skevlo urtwn_write_2(sc, R92C_SYS_FUNC_EN, reg | R92C_SYS_FUNC_EN_CPUEN); 3867264912Skevlo} 3868264912Skevlo 3869251538Srpaulostatic int 3870251538Srpaulourtwn_fw_loadpage(struct urtwn_softc *sc, int page, const uint8_t *buf, int len) 3871251538Srpaulo{ 3872251538Srpaulo uint32_t reg; 3873291698Savos usb_error_t error = USB_ERR_NORMAL_COMPLETION; 3874291698Savos int off, mlen; 3875251538Srpaulo 3876251538Srpaulo reg = urtwn_read_4(sc, R92C_MCUFWDL); 3877251538Srpaulo reg = RW(reg, R92C_MCUFWDL_PAGE, page); 3878251538Srpaulo urtwn_write_4(sc, R92C_MCUFWDL, reg); 3879251538Srpaulo 3880251538Srpaulo off = R92C_FW_START_ADDR; 3881251538Srpaulo while (len > 0) { 3882251538Srpaulo if (len > 196) 3883251538Srpaulo mlen = 196; 3884251538Srpaulo else if (len > 4) 3885251538Srpaulo mlen = 4; 3886251538Srpaulo else 3887251538Srpaulo mlen = 1; 3888251538Srpaulo /* XXX fix this deconst */ 3889281069Srpaulo error = urtwn_write_region_1(sc, off, 3890251538Srpaulo __DECONST(uint8_t *, buf), mlen); 3891291698Savos if (error != USB_ERR_NORMAL_COMPLETION) 3892251538Srpaulo break; 3893251538Srpaulo off += mlen; 3894251538Srpaulo buf += mlen; 3895251538Srpaulo len -= mlen; 3896251538Srpaulo } 3897251538Srpaulo return (error); 3898251538Srpaulo} 3899251538Srpaulo 3900251538Srpaulostatic int 3901251538Srpaulourtwn_load_firmware(struct urtwn_softc *sc) 3902251538Srpaulo{ 3903251538Srpaulo const struct firmware *fw; 3904251538Srpaulo const struct r92c_fw_hdr *hdr; 3905251538Srpaulo const char *imagename; 3906251538Srpaulo const u_char *ptr; 3907251538Srpaulo size_t len; 3908251538Srpaulo uint32_t reg; 3909251538Srpaulo int mlen, ntries, page, error; 3910251538Srpaulo 3911264864Skevlo URTWN_UNLOCK(sc); 3912251538Srpaulo /* Read firmware image from the filesystem. */ 3913264912Skevlo if (sc->chip & URTWN_CHIP_88E) 3914264912Skevlo imagename = "urtwn-rtl8188eufw"; 3915264912Skevlo else if ((sc->chip & (URTWN_CHIP_UMC_A_CUT | URTWN_CHIP_92C)) == 3916264912Skevlo URTWN_CHIP_UMC_A_CUT) 3917251538Srpaulo imagename = "urtwn-rtl8192cfwU"; 3918251538Srpaulo else 3919251538Srpaulo imagename = "urtwn-rtl8192cfwT"; 3920251538Srpaulo 3921251538Srpaulo fw = firmware_get(imagename); 3922264864Skevlo URTWN_LOCK(sc); 3923251538Srpaulo if (fw == NULL) { 3924251538Srpaulo device_printf(sc->sc_dev, 3925251538Srpaulo "failed loadfirmware of file %s\n", imagename); 3926251538Srpaulo return (ENOENT); 3927251538Srpaulo } 3928251538Srpaulo 3929251538Srpaulo len = fw->datasize; 3930251538Srpaulo 3931251538Srpaulo if (len < sizeof(*hdr)) { 3932251538Srpaulo device_printf(sc->sc_dev, "firmware too short\n"); 3933251538Srpaulo error = EINVAL; 3934251538Srpaulo goto fail; 3935251538Srpaulo } 3936251538Srpaulo ptr = fw->data; 3937251538Srpaulo hdr = (const struct r92c_fw_hdr *)ptr; 3938251538Srpaulo /* Check if there is a valid FW header and skip it. */ 3939251538Srpaulo if ((le16toh(hdr->signature) >> 4) == 0x88c || 3940264912Skevlo (le16toh(hdr->signature) >> 4) == 0x88e || 3941251538Srpaulo (le16toh(hdr->signature) >> 4) == 0x92c) { 3942294471Savos URTWN_DPRINTF(sc, URTWN_DEBUG_FIRMWARE, 3943294471Savos "FW V%d.%d %02d-%02d %02d:%02d\n", 3944251538Srpaulo le16toh(hdr->version), le16toh(hdr->subversion), 3945251538Srpaulo hdr->month, hdr->date, hdr->hour, hdr->minute); 3946251538Srpaulo ptr += sizeof(*hdr); 3947251538Srpaulo len -= sizeof(*hdr); 3948251538Srpaulo } 3949251538Srpaulo 3950264912Skevlo if (urtwn_read_1(sc, R92C_MCUFWDL) & R92C_MCUFWDL_RAM_DL_SEL) { 3951264912Skevlo if (sc->chip & URTWN_CHIP_88E) 3952264912Skevlo urtwn_r88e_fw_reset(sc); 3953264912Skevlo else 3954264912Skevlo urtwn_fw_reset(sc); 3955251538Srpaulo urtwn_write_1(sc, R92C_MCUFWDL, 0); 3956251538Srpaulo } 3957264912Skevlo 3958268487Skevlo if (!(sc->chip & URTWN_CHIP_88E)) { 3959268487Skevlo urtwn_write_2(sc, R92C_SYS_FUNC_EN, 3960268487Skevlo urtwn_read_2(sc, R92C_SYS_FUNC_EN) | 3961268487Skevlo R92C_SYS_FUNC_EN_CPUEN); 3962268487Skevlo } 3963251538Srpaulo urtwn_write_1(sc, R92C_MCUFWDL, 3964251538Srpaulo urtwn_read_1(sc, R92C_MCUFWDL) | R92C_MCUFWDL_EN); 3965251538Srpaulo urtwn_write_1(sc, R92C_MCUFWDL + 2, 3966251538Srpaulo urtwn_read_1(sc, R92C_MCUFWDL + 2) & ~0x08); 3967251538Srpaulo 3968263154Skevlo /* Reset the FWDL checksum. */ 3969263154Skevlo urtwn_write_1(sc, R92C_MCUFWDL, 3970263154Skevlo urtwn_read_1(sc, R92C_MCUFWDL) | R92C_MCUFWDL_CHKSUM_RPT); 3971263154Skevlo 3972251538Srpaulo for (page = 0; len > 0; page++) { 3973251538Srpaulo mlen = min(len, R92C_FW_PAGE_SIZE); 3974251538Srpaulo error = urtwn_fw_loadpage(sc, page, ptr, mlen); 3975251538Srpaulo if (error != 0) { 3976251538Srpaulo device_printf(sc->sc_dev, 3977251538Srpaulo "could not load firmware page\n"); 3978251538Srpaulo goto fail; 3979251538Srpaulo } 3980251538Srpaulo ptr += mlen; 3981251538Srpaulo len -= mlen; 3982251538Srpaulo } 3983251538Srpaulo urtwn_write_1(sc, R92C_MCUFWDL, 3984251538Srpaulo urtwn_read_1(sc, R92C_MCUFWDL) & ~R92C_MCUFWDL_EN); 3985251538Srpaulo urtwn_write_1(sc, R92C_MCUFWDL + 1, 0); 3986251538Srpaulo 3987251538Srpaulo /* Wait for checksum report. */ 3988251538Srpaulo for (ntries = 0; ntries < 1000; ntries++) { 3989251538Srpaulo if (urtwn_read_4(sc, R92C_MCUFWDL) & R92C_MCUFWDL_CHKSUM_RPT) 3990251538Srpaulo break; 3991266472Shselasky urtwn_ms_delay(sc); 3992251538Srpaulo } 3993251538Srpaulo if (ntries == 1000) { 3994251538Srpaulo device_printf(sc->sc_dev, 3995251538Srpaulo "timeout waiting for checksum report\n"); 3996251538Srpaulo error = ETIMEDOUT; 3997251538Srpaulo goto fail; 3998251538Srpaulo } 3999251538Srpaulo 4000251538Srpaulo reg = urtwn_read_4(sc, R92C_MCUFWDL); 4001251538Srpaulo reg = (reg & ~R92C_MCUFWDL_WINTINI_RDY) | R92C_MCUFWDL_RDY; 4002251538Srpaulo urtwn_write_4(sc, R92C_MCUFWDL, reg); 4003264912Skevlo if (sc->chip & URTWN_CHIP_88E) 4004264912Skevlo urtwn_r88e_fw_reset(sc); 4005251538Srpaulo /* Wait for firmware readiness. */ 4006251538Srpaulo for (ntries = 0; ntries < 1000; ntries++) { 4007251538Srpaulo if (urtwn_read_4(sc, R92C_MCUFWDL) & R92C_MCUFWDL_WINTINI_RDY) 4008251538Srpaulo break; 4009266472Shselasky urtwn_ms_delay(sc); 4010251538Srpaulo } 4011251538Srpaulo if (ntries == 1000) { 4012251538Srpaulo device_printf(sc->sc_dev, 4013251538Srpaulo "timeout waiting for firmware readiness\n"); 4014251538Srpaulo error = ETIMEDOUT; 4015251538Srpaulo goto fail; 4016251538Srpaulo } 4017251538Srpaulofail: 4018251538Srpaulo firmware_put(fw, FIRMWARE_UNLOAD); 4019251538Srpaulo return (error); 4020251538Srpaulo} 4021295871Savos#endif 4022251538Srpaulo 4023291902Skevlostatic int 4024251538Srpaulourtwn_dma_init(struct urtwn_softc *sc) 4025251538Srpaulo{ 4026291902Skevlo struct usb_endpoint *ep, *ep_end; 4027291698Savos usb_error_t usb_err; 4028291902Skevlo uint32_t reg; 4029291902Skevlo int hashq, hasnq, haslq, nqueues, ntx; 4030291902Skevlo int error, pagecount, npubqpages, nqpages, nrempages, tx_boundary; 4031281069Srpaulo 4032291695Savos /* Initialize LLT table. */ 4033291695Savos error = urtwn_llt_init(sc); 4034291695Savos if (error != 0) 4035291695Savos return (error); 4036291695Savos 4037291902Skevlo /* Determine the number of bulk-out pipes. */ 4038291902Skevlo ntx = 0; 4039291902Skevlo ep = sc->sc_udev->endpoints; 4040291902Skevlo ep_end = sc->sc_udev->endpoints + sc->sc_udev->endpoints_max; 4041291902Skevlo for (; ep != ep_end; ep++) { 4042291902Skevlo if ((ep->edesc == NULL) || 4043291902Skevlo (ep->iface_index != sc->sc_iface_index)) 4044291902Skevlo continue; 4045291902Skevlo if (UE_GET_DIR(ep->edesc->bEndpointAddress) == UE_DIR_OUT) 4046291902Skevlo ntx++; 4047291902Skevlo } 4048291902Skevlo if (ntx == 0) { 4049291902Skevlo device_printf(sc->sc_dev, 4050291902Skevlo "%d: invalid number of Tx bulk pipes\n", ntx); 4051291698Savos return (EIO); 4052291902Skevlo } 4053291695Savos 4054251538Srpaulo /* Get Tx queues to USB endpoints mapping. */ 4055291902Skevlo hashq = hasnq = haslq = nqueues = 0; 4056291902Skevlo switch (ntx) { 4057291902Skevlo case 1: hashq = 1; break; 4058291902Skevlo case 2: hashq = hasnq = 1; break; 4059291902Skevlo case 3: case 4: hashq = hasnq = haslq = 1; break; 4060291902Skevlo } 4061251538Srpaulo nqueues = hashq + hasnq + haslq; 4062251538Srpaulo if (nqueues == 0) 4063251538Srpaulo return (EIO); 4064251538Srpaulo 4065291902Skevlo npubqpages = nqpages = nrempages = pagecount = 0; 4066291902Skevlo if (sc->chip & URTWN_CHIP_88E) 4067291902Skevlo tx_boundary = R88E_TX_PAGE_BOUNDARY; 4068291902Skevlo else { 4069291902Skevlo pagecount = R92C_TX_PAGE_COUNT; 4070291902Skevlo npubqpages = R92C_PUBQ_NPAGES; 4071291902Skevlo tx_boundary = R92C_TX_PAGE_BOUNDARY; 4072291902Skevlo } 4073291902Skevlo 4074251538Srpaulo /* Set number of pages for normal priority queue. */ 4075291902Skevlo if (sc->chip & URTWN_CHIP_88E) { 4076291902Skevlo usb_err = urtwn_write_2(sc, R92C_RQPN_NPQ, 0xd); 4077291902Skevlo if (usb_err != USB_ERR_NORMAL_COMPLETION) 4078291902Skevlo return (EIO); 4079291902Skevlo usb_err = urtwn_write_4(sc, R92C_RQPN, 0x808e000d); 4080291902Skevlo if (usb_err != USB_ERR_NORMAL_COMPLETION) 4081291902Skevlo return (EIO); 4082291902Skevlo } else { 4083291902Skevlo /* Get the number of pages for each queue. */ 4084291902Skevlo nqpages = (pagecount - npubqpages) / nqueues; 4085291902Skevlo /* 4086291902Skevlo * The remaining pages are assigned to the high priority 4087291902Skevlo * queue. 4088291902Skevlo */ 4089291902Skevlo nrempages = (pagecount - npubqpages) % nqueues; 4090291902Skevlo usb_err = urtwn_write_1(sc, R92C_RQPN_NPQ, hasnq ? nqpages : 0); 4091291902Skevlo if (usb_err != USB_ERR_NORMAL_COMPLETION) 4092291902Skevlo return (EIO); 4093291902Skevlo usb_err = urtwn_write_4(sc, R92C_RQPN, 4094291902Skevlo /* Set number of pages for public queue. */ 4095291902Skevlo SM(R92C_RQPN_PUBQ, npubqpages) | 4096291902Skevlo /* Set number of pages for high priority queue. */ 4097291902Skevlo SM(R92C_RQPN_HPQ, hashq ? nqpages + nrempages : 0) | 4098291902Skevlo /* Set number of pages for low priority queue. */ 4099291902Skevlo SM(R92C_RQPN_LPQ, haslq ? nqpages : 0) | 4100291902Skevlo /* Load values. */ 4101291902Skevlo R92C_RQPN_LD); 4102291902Skevlo if (usb_err != USB_ERR_NORMAL_COMPLETION) 4103291902Skevlo return (EIO); 4104291902Skevlo } 4105251538Srpaulo 4106291902Skevlo usb_err = urtwn_write_1(sc, R92C_TXPKTBUF_BCNQ_BDNY, tx_boundary); 4107291902Skevlo if (usb_err != USB_ERR_NORMAL_COMPLETION) 4108291698Savos return (EIO); 4109291902Skevlo usb_err = urtwn_write_1(sc, R92C_TXPKTBUF_MGQ_BDNY, tx_boundary); 4110291902Skevlo if (usb_err != USB_ERR_NORMAL_COMPLETION) 4111291698Savos return (EIO); 4112291902Skevlo usb_err = urtwn_write_1(sc, R92C_TXPKTBUF_WMAC_LBK_BF_HD, tx_boundary); 4113291902Skevlo if (usb_err != USB_ERR_NORMAL_COMPLETION) 4114291698Savos return (EIO); 4115291902Skevlo usb_err = urtwn_write_1(sc, R92C_TRXFF_BNDY, tx_boundary); 4116291902Skevlo if (usb_err != USB_ERR_NORMAL_COMPLETION) 4117291698Savos return (EIO); 4118291902Skevlo usb_err = urtwn_write_1(sc, R92C_TDECTRL + 1, tx_boundary); 4119291902Skevlo if (usb_err != USB_ERR_NORMAL_COMPLETION) 4120291698Savos return (EIO); 4121251538Srpaulo 4122251538Srpaulo /* Set queue to USB pipe mapping. */ 4123251538Srpaulo reg = urtwn_read_2(sc, R92C_TRXDMA_CTRL); 4124251538Srpaulo reg &= ~R92C_TRXDMA_CTRL_QMAP_M; 4125251538Srpaulo if (nqueues == 1) { 4126251538Srpaulo if (hashq) 4127251538Srpaulo reg |= R92C_TRXDMA_CTRL_QMAP_HQ; 4128251538Srpaulo else if (hasnq) 4129251538Srpaulo reg |= R92C_TRXDMA_CTRL_QMAP_NQ; 4130251538Srpaulo else 4131251538Srpaulo reg |= R92C_TRXDMA_CTRL_QMAP_LQ; 4132251538Srpaulo } else if (nqueues == 2) { 4133292056Skevlo /* 4134292056Skevlo * All 2-endpoints configs have high and normal 4135292056Skevlo * priority queues. 4136292056Skevlo */ 4137292056Skevlo reg |= R92C_TRXDMA_CTRL_QMAP_HQ_NQ; 4138251538Srpaulo } else 4139251538Srpaulo reg |= R92C_TRXDMA_CTRL_QMAP_3EP; 4140291902Skevlo usb_err = urtwn_write_2(sc, R92C_TRXDMA_CTRL, reg); 4141291902Skevlo if (usb_err != USB_ERR_NORMAL_COMPLETION) 4142291698Savos return (EIO); 4143251538Srpaulo 4144251538Srpaulo /* Set Tx/Rx transfer page boundary. */ 4145291902Skevlo usb_err = urtwn_write_2(sc, R92C_TRXFF_BNDY + 2, 4146291902Skevlo (sc->chip & URTWN_CHIP_88E) ? 0x23ff : 0x27ff); 4147291902Skevlo if (usb_err != USB_ERR_NORMAL_COMPLETION) 4148291698Savos return (EIO); 4149251538Srpaulo 4150291902Skevlo /* Set Tx/Rx transfer page size. */ 4151291902Skevlo usb_err = urtwn_write_1(sc, R92C_PBP, 4152291902Skevlo SM(R92C_PBP_PSRX, R92C_PBP_128) | 4153291902Skevlo SM(R92C_PBP_PSTX, R92C_PBP_128)); 4154291902Skevlo if (usb_err != USB_ERR_NORMAL_COMPLETION) 4155264912Skevlo return (EIO); 4156264912Skevlo 4157264912Skevlo return (0); 4158264912Skevlo} 4159264912Skevlo 4160291698Savosstatic int 4161251538Srpaulourtwn_mac_init(struct urtwn_softc *sc) 4162251538Srpaulo{ 4163291698Savos usb_error_t error; 4164251538Srpaulo int i; 4165251538Srpaulo 4166251538Srpaulo /* Write MAC initialization values. */ 4167264912Skevlo if (sc->chip & URTWN_CHIP_88E) { 4168264912Skevlo for (i = 0; i < nitems(rtl8188eu_mac); i++) { 4169291698Savos error = urtwn_write_1(sc, rtl8188eu_mac[i].reg, 4170264912Skevlo rtl8188eu_mac[i].val); 4171291698Savos if (error != USB_ERR_NORMAL_COMPLETION) 4172291698Savos return (EIO); 4173264912Skevlo } 4174264912Skevlo urtwn_write_1(sc, R92C_MAX_AGGR_NUM, 0x07); 4175264912Skevlo } else { 4176264912Skevlo for (i = 0; i < nitems(rtl8192cu_mac); i++) 4177291698Savos error = urtwn_write_1(sc, rtl8192cu_mac[i].reg, 4178264912Skevlo rtl8192cu_mac[i].val); 4179291698Savos if (error != USB_ERR_NORMAL_COMPLETION) 4180291698Savos return (EIO); 4181264912Skevlo } 4182291698Savos 4183291698Savos return (0); 4184251538Srpaulo} 4185251538Srpaulo 4186251538Srpaulostatic void 4187251538Srpaulourtwn_bb_init(struct urtwn_softc *sc) 4188251538Srpaulo{ 4189251538Srpaulo const struct urtwn_bb_prog *prog; 4190251538Srpaulo uint32_t reg; 4191264912Skevlo uint8_t crystalcap; 4192251538Srpaulo int i; 4193251538Srpaulo 4194251538Srpaulo /* Enable BB and RF. */ 4195251538Srpaulo urtwn_write_2(sc, R92C_SYS_FUNC_EN, 4196251538Srpaulo urtwn_read_2(sc, R92C_SYS_FUNC_EN) | 4197251538Srpaulo R92C_SYS_FUNC_EN_BBRSTB | R92C_SYS_FUNC_EN_BB_GLB_RST | 4198251538Srpaulo R92C_SYS_FUNC_EN_DIO_RF); 4199251538Srpaulo 4200264912Skevlo if (!(sc->chip & URTWN_CHIP_88E)) 4201264912Skevlo urtwn_write_2(sc, R92C_AFE_PLL_CTRL, 0xdb83); 4202251538Srpaulo 4203251538Srpaulo urtwn_write_1(sc, R92C_RF_CTRL, 4204251538Srpaulo R92C_RF_CTRL_EN | R92C_RF_CTRL_RSTB | R92C_RF_CTRL_SDMRSTB); 4205251538Srpaulo urtwn_write_1(sc, R92C_SYS_FUNC_EN, 4206251538Srpaulo R92C_SYS_FUNC_EN_USBA | R92C_SYS_FUNC_EN_USBD | 4207251538Srpaulo R92C_SYS_FUNC_EN_BB_GLB_RST | R92C_SYS_FUNC_EN_BBRSTB); 4208251538Srpaulo 4209264912Skevlo if (!(sc->chip & URTWN_CHIP_88E)) { 4210264912Skevlo urtwn_write_1(sc, R92C_LDOHCI12_CTRL, 0x0f); 4211264912Skevlo urtwn_write_1(sc, 0x15, 0xe9); 4212264912Skevlo urtwn_write_1(sc, R92C_AFE_XTAL_CTRL + 1, 0x80); 4213264912Skevlo } 4214251538Srpaulo 4215251538Srpaulo /* Select BB programming based on board type. */ 4216264912Skevlo if (sc->chip & URTWN_CHIP_88E) 4217264912Skevlo prog = &rtl8188eu_bb_prog; 4218264912Skevlo else if (!(sc->chip & URTWN_CHIP_92C)) { 4219251538Srpaulo if (sc->board_type == R92C_BOARD_TYPE_MINICARD) 4220251538Srpaulo prog = &rtl8188ce_bb_prog; 4221251538Srpaulo else if (sc->board_type == R92C_BOARD_TYPE_HIGHPA) 4222251538Srpaulo prog = &rtl8188ru_bb_prog; 4223251538Srpaulo else 4224251538Srpaulo prog = &rtl8188cu_bb_prog; 4225251538Srpaulo } else { 4226251538Srpaulo if (sc->board_type == R92C_BOARD_TYPE_MINICARD) 4227251538Srpaulo prog = &rtl8192ce_bb_prog; 4228251538Srpaulo else 4229251538Srpaulo prog = &rtl8192cu_bb_prog; 4230251538Srpaulo } 4231251538Srpaulo /* Write BB initialization values. */ 4232251538Srpaulo for (i = 0; i < prog->count; i++) { 4233251538Srpaulo urtwn_bb_write(sc, prog->regs[i], prog->vals[i]); 4234266472Shselasky urtwn_ms_delay(sc); 4235251538Srpaulo } 4236251538Srpaulo 4237251538Srpaulo if (sc->chip & URTWN_CHIP_92C_1T2R) { 4238251538Srpaulo /* 8192C 1T only configuration. */ 4239251538Srpaulo reg = urtwn_bb_read(sc, R92C_FPGA0_TXINFO); 4240251538Srpaulo reg = (reg & ~0x00000003) | 0x2; 4241251538Srpaulo urtwn_bb_write(sc, R92C_FPGA0_TXINFO, reg); 4242251538Srpaulo 4243251538Srpaulo reg = urtwn_bb_read(sc, R92C_FPGA1_TXINFO); 4244251538Srpaulo reg = (reg & ~0x00300033) | 0x00200022; 4245251538Srpaulo urtwn_bb_write(sc, R92C_FPGA1_TXINFO, reg); 4246251538Srpaulo 4247251538Srpaulo reg = urtwn_bb_read(sc, R92C_CCK0_AFESETTING); 4248251538Srpaulo reg = (reg & ~0xff000000) | 0x45 << 24; 4249251538Srpaulo urtwn_bb_write(sc, R92C_CCK0_AFESETTING, reg); 4250251538Srpaulo 4251251538Srpaulo reg = urtwn_bb_read(sc, R92C_OFDM0_TRXPATHENA); 4252251538Srpaulo reg = (reg & ~0x000000ff) | 0x23; 4253251538Srpaulo urtwn_bb_write(sc, R92C_OFDM0_TRXPATHENA, reg); 4254251538Srpaulo 4255251538Srpaulo reg = urtwn_bb_read(sc, R92C_OFDM0_AGCPARAM1); 4256251538Srpaulo reg = (reg & ~0x00000030) | 1 << 4; 4257251538Srpaulo urtwn_bb_write(sc, R92C_OFDM0_AGCPARAM1, reg); 4258251538Srpaulo 4259251538Srpaulo reg = urtwn_bb_read(sc, 0xe74); 4260251538Srpaulo reg = (reg & ~0x0c000000) | 2 << 26; 4261251538Srpaulo urtwn_bb_write(sc, 0xe74, reg); 4262251538Srpaulo reg = urtwn_bb_read(sc, 0xe78); 4263251538Srpaulo reg = (reg & ~0x0c000000) | 2 << 26; 4264251538Srpaulo urtwn_bb_write(sc, 0xe78, reg); 4265251538Srpaulo reg = urtwn_bb_read(sc, 0xe7c); 4266251538Srpaulo reg = (reg & ~0x0c000000) | 2 << 26; 4267251538Srpaulo urtwn_bb_write(sc, 0xe7c, reg); 4268251538Srpaulo reg = urtwn_bb_read(sc, 0xe80); 4269251538Srpaulo reg = (reg & ~0x0c000000) | 2 << 26; 4270251538Srpaulo urtwn_bb_write(sc, 0xe80, reg); 4271251538Srpaulo reg = urtwn_bb_read(sc, 0xe88); 4272251538Srpaulo reg = (reg & ~0x0c000000) | 2 << 26; 4273251538Srpaulo urtwn_bb_write(sc, 0xe88, reg); 4274251538Srpaulo } 4275251538Srpaulo 4276251538Srpaulo /* Write AGC values. */ 4277251538Srpaulo for (i = 0; i < prog->agccount; i++) { 4278251538Srpaulo urtwn_bb_write(sc, R92C_OFDM0_AGCRSSITABLE, 4279251538Srpaulo prog->agcvals[i]); 4280266472Shselasky urtwn_ms_delay(sc); 4281251538Srpaulo } 4282251538Srpaulo 4283264912Skevlo if (sc->chip & URTWN_CHIP_88E) { 4284264912Skevlo urtwn_bb_write(sc, R92C_OFDM0_AGCCORE1(0), 0x69553422); 4285266472Shselasky urtwn_ms_delay(sc); 4286264912Skevlo urtwn_bb_write(sc, R92C_OFDM0_AGCCORE1(0), 0x69553420); 4287266472Shselasky urtwn_ms_delay(sc); 4288264912Skevlo 4289294198Savos crystalcap = sc->rom.r88e_rom.crystalcap; 4290264912Skevlo if (crystalcap == 0xff) 4291264912Skevlo crystalcap = 0x20; 4292264912Skevlo crystalcap &= 0x3f; 4293264912Skevlo reg = urtwn_bb_read(sc, R92C_AFE_XTAL_CTRL); 4294264912Skevlo urtwn_bb_write(sc, R92C_AFE_XTAL_CTRL, 4295264912Skevlo RW(reg, R92C_AFE_XTAL_CTRL_ADDR, 4296264912Skevlo crystalcap | crystalcap << 6)); 4297264912Skevlo } else { 4298264912Skevlo if (urtwn_bb_read(sc, R92C_HSSI_PARAM2(0)) & 4299264912Skevlo R92C_HSSI_PARAM2_CCK_HIPWR) 4300264912Skevlo sc->sc_flags |= URTWN_FLAG_CCK_HIPWR; 4301264912Skevlo } 4302251538Srpaulo} 4303251538Srpaulo 4304289066Skevlostatic void 4305251538Srpaulourtwn_rf_init(struct urtwn_softc *sc) 4306251538Srpaulo{ 4307251538Srpaulo const struct urtwn_rf_prog *prog; 4308251538Srpaulo uint32_t reg, type; 4309251538Srpaulo int i, j, idx, off; 4310251538Srpaulo 4311251538Srpaulo /* Select RF programming based on board type. */ 4312264912Skevlo if (sc->chip & URTWN_CHIP_88E) 4313264912Skevlo prog = rtl8188eu_rf_prog; 4314264912Skevlo else if (!(sc->chip & URTWN_CHIP_92C)) { 4315251538Srpaulo if (sc->board_type == R92C_BOARD_TYPE_MINICARD) 4316251538Srpaulo prog = rtl8188ce_rf_prog; 4317251538Srpaulo else if (sc->board_type == R92C_BOARD_TYPE_HIGHPA) 4318251538Srpaulo prog = rtl8188ru_rf_prog; 4319251538Srpaulo else 4320251538Srpaulo prog = rtl8188cu_rf_prog; 4321251538Srpaulo } else 4322251538Srpaulo prog = rtl8192ce_rf_prog; 4323251538Srpaulo 4324251538Srpaulo for (i = 0; i < sc->nrxchains; i++) { 4325251538Srpaulo /* Save RF_ENV control type. */ 4326251538Srpaulo idx = i / 2; 4327251538Srpaulo off = (i % 2) * 16; 4328251538Srpaulo reg = urtwn_bb_read(sc, R92C_FPGA0_RFIFACESW(idx)); 4329251538Srpaulo type = (reg >> off) & 0x10; 4330251538Srpaulo 4331251538Srpaulo /* Set RF_ENV enable. */ 4332251538Srpaulo reg = urtwn_bb_read(sc, R92C_FPGA0_RFIFACEOE(i)); 4333251538Srpaulo reg |= 0x100000; 4334251538Srpaulo urtwn_bb_write(sc, R92C_FPGA0_RFIFACEOE(i), reg); 4335266472Shselasky urtwn_ms_delay(sc); 4336251538Srpaulo /* Set RF_ENV output high. */ 4337251538Srpaulo reg = urtwn_bb_read(sc, R92C_FPGA0_RFIFACEOE(i)); 4338251538Srpaulo reg |= 0x10; 4339251538Srpaulo urtwn_bb_write(sc, R92C_FPGA0_RFIFACEOE(i), reg); 4340266472Shselasky urtwn_ms_delay(sc); 4341251538Srpaulo /* Set address and data lengths of RF registers. */ 4342251538Srpaulo reg = urtwn_bb_read(sc, R92C_HSSI_PARAM2(i)); 4343251538Srpaulo reg &= ~R92C_HSSI_PARAM2_ADDR_LENGTH; 4344251538Srpaulo urtwn_bb_write(sc, R92C_HSSI_PARAM2(i), reg); 4345266472Shselasky urtwn_ms_delay(sc); 4346251538Srpaulo reg = urtwn_bb_read(sc, R92C_HSSI_PARAM2(i)); 4347251538Srpaulo reg &= ~R92C_HSSI_PARAM2_DATA_LENGTH; 4348251538Srpaulo urtwn_bb_write(sc, R92C_HSSI_PARAM2(i), reg); 4349266472Shselasky urtwn_ms_delay(sc); 4350251538Srpaulo 4351251538Srpaulo /* Write RF initialization values for this chain. */ 4352251538Srpaulo for (j = 0; j < prog[i].count; j++) { 4353251538Srpaulo if (prog[i].regs[j] >= 0xf9 && 4354251538Srpaulo prog[i].regs[j] <= 0xfe) { 4355251538Srpaulo /* 4356251538Srpaulo * These are fake RF registers offsets that 4357251538Srpaulo * indicate a delay is required. 4358251538Srpaulo */ 4359266472Shselasky usb_pause_mtx(&sc->sc_mtx, hz / 20); /* 50ms */ 4360251538Srpaulo continue; 4361251538Srpaulo } 4362251538Srpaulo urtwn_rf_write(sc, i, prog[i].regs[j], 4363251538Srpaulo prog[i].vals[j]); 4364266472Shselasky urtwn_ms_delay(sc); 4365251538Srpaulo } 4366251538Srpaulo 4367251538Srpaulo /* Restore RF_ENV control type. */ 4368251538Srpaulo reg = urtwn_bb_read(sc, R92C_FPGA0_RFIFACESW(idx)); 4369251538Srpaulo reg &= ~(0x10 << off) | (type << off); 4370251538Srpaulo urtwn_bb_write(sc, R92C_FPGA0_RFIFACESW(idx), reg); 4371251538Srpaulo 4372251538Srpaulo /* Cache RF register CHNLBW. */ 4373251538Srpaulo sc->rf_chnlbw[i] = urtwn_rf_read(sc, i, R92C_RF_CHNLBW); 4374251538Srpaulo } 4375251538Srpaulo 4376251538Srpaulo if ((sc->chip & (URTWN_CHIP_UMC_A_CUT | URTWN_CHIP_92C)) == 4377251538Srpaulo URTWN_CHIP_UMC_A_CUT) { 4378251538Srpaulo urtwn_rf_write(sc, 0, R92C_RF_RX_G1, 0x30255); 4379251538Srpaulo urtwn_rf_write(sc, 0, R92C_RF_RX_G2, 0x50a00); 4380251538Srpaulo } 4381251538Srpaulo} 4382251538Srpaulo 4383251538Srpaulostatic void 4384251538Srpaulourtwn_cam_init(struct urtwn_softc *sc) 4385251538Srpaulo{ 4386251538Srpaulo /* Invalidate all CAM entries. */ 4387251538Srpaulo urtwn_write_4(sc, R92C_CAMCMD, 4388251538Srpaulo R92C_CAMCMD_POLLING | R92C_CAMCMD_CLR); 4389251538Srpaulo} 4390251538Srpaulo 4391292175Savosstatic int 4392292175Savosurtwn_cam_write(struct urtwn_softc *sc, uint32_t addr, uint32_t data) 4393292175Savos{ 4394292175Savos usb_error_t error; 4395292175Savos 4396292175Savos error = urtwn_write_4(sc, R92C_CAMWRITE, data); 4397292175Savos if (error != USB_ERR_NORMAL_COMPLETION) 4398292175Savos return (EIO); 4399292175Savos error = urtwn_write_4(sc, R92C_CAMCMD, 4400292175Savos R92C_CAMCMD_POLLING | R92C_CAMCMD_WRITE | 4401292175Savos SM(R92C_CAMCMD_ADDR, addr)); 4402292175Savos if (error != USB_ERR_NORMAL_COMPLETION) 4403292175Savos return (EIO); 4404292175Savos 4405292175Savos return (0); 4406292175Savos} 4407292175Savos 4408251538Srpaulostatic void 4409251538Srpaulourtwn_pa_bias_init(struct urtwn_softc *sc) 4410251538Srpaulo{ 4411251538Srpaulo uint8_t reg; 4412251538Srpaulo int i; 4413251538Srpaulo 4414251538Srpaulo for (i = 0; i < sc->nrxchains; i++) { 4415251538Srpaulo if (sc->pa_setting & (1 << i)) 4416251538Srpaulo continue; 4417251538Srpaulo urtwn_rf_write(sc, i, R92C_RF_IPA, 0x0f406); 4418251538Srpaulo urtwn_rf_write(sc, i, R92C_RF_IPA, 0x4f406); 4419251538Srpaulo urtwn_rf_write(sc, i, R92C_RF_IPA, 0x8f406); 4420251538Srpaulo urtwn_rf_write(sc, i, R92C_RF_IPA, 0xcf406); 4421251538Srpaulo } 4422251538Srpaulo if (!(sc->pa_setting & 0x10)) { 4423251538Srpaulo reg = urtwn_read_1(sc, 0x16); 4424251538Srpaulo reg = (reg & ~0xf0) | 0x90; 4425251538Srpaulo urtwn_write_1(sc, 0x16, reg); 4426251538Srpaulo } 4427251538Srpaulo} 4428251538Srpaulo 4429251538Srpaulostatic void 4430251538Srpaulourtwn_rxfilter_init(struct urtwn_softc *sc) 4431251538Srpaulo{ 4432290564Savos struct ieee80211com *ic = &sc->sc_ic; 4433290564Savos struct ieee80211vap *vap = TAILQ_FIRST(&ic->ic_vaps); 4434290564Savos uint32_t rcr; 4435290564Savos uint16_t filter; 4436290564Savos 4437290564Savos URTWN_ASSERT_LOCKED(sc); 4438290564Savos 4439299965Savos /* Setup multicast filter. */ 4440299965Savos urtwn_set_multi(sc); 4441290564Savos 4442290564Savos /* Filter for management frames. */ 4443290564Savos filter = 0x7f3f; 4444290631Savos switch (vap->iv_opmode) { 4445290631Savos case IEEE80211_M_STA: 4446290564Savos filter &= ~( 4447290564Savos R92C_RXFLTMAP_SUBTYPE(IEEE80211_FC0_SUBTYPE_ASSOC_REQ) | 4448290564Savos R92C_RXFLTMAP_SUBTYPE(IEEE80211_FC0_SUBTYPE_REASSOC_REQ) | 4449290564Savos R92C_RXFLTMAP_SUBTYPE(IEEE80211_FC0_SUBTYPE_PROBE_REQ)); 4450290631Savos break; 4451290631Savos case IEEE80211_M_HOSTAP: 4452290631Savos filter &= ~( 4453290631Savos R92C_RXFLTMAP_SUBTYPE(IEEE80211_FC0_SUBTYPE_ASSOC_RESP) | 4454296174Savos R92C_RXFLTMAP_SUBTYPE(IEEE80211_FC0_SUBTYPE_REASSOC_RESP)); 4455290631Savos break; 4456290631Savos case IEEE80211_M_MONITOR: 4457290651Savos case IEEE80211_M_IBSS: 4458290631Savos break; 4459290631Savos default: 4460290631Savos device_printf(sc->sc_dev, "%s: undefined opmode %d\n", 4461290631Savos __func__, vap->iv_opmode); 4462290631Savos break; 4463290564Savos } 4464290564Savos urtwn_write_2(sc, R92C_RXFLTMAP0, filter); 4465290564Savos 4466251538Srpaulo /* Reject all control frames. */ 4467251538Srpaulo urtwn_write_2(sc, R92C_RXFLTMAP1, 0x0000); 4468290564Savos 4469290564Savos /* Reject all data frames. */ 4470290564Savos urtwn_write_2(sc, R92C_RXFLTMAP2, 0x0000); 4471290564Savos 4472290564Savos rcr = R92C_RCR_AM | R92C_RCR_AB | R92C_RCR_APM | 4473290564Savos R92C_RCR_HTC_LOC_CTRL | R92C_RCR_APP_PHYSTS | 4474290564Savos R92C_RCR_APP_ICV | R92C_RCR_APP_MIC; 4475290564Savos 4476290564Savos if (vap->iv_opmode == IEEE80211_M_MONITOR) { 4477290564Savos /* Accept all frames. */ 4478290564Savos rcr |= R92C_RCR_ACF | R92C_RCR_ADF | R92C_RCR_AMF | 4479290564Savos R92C_RCR_AAP; 4480290564Savos } 4481290564Savos 4482290564Savos /* Set Rx filter. */ 4483290564Savos urtwn_write_4(sc, R92C_RCR, rcr); 4484290564Savos 4485290564Savos if (ic->ic_promisc != 0) { 4486290564Savos /* Update Rx filter. */ 4487290564Savos urtwn_set_promisc(sc); 4488290564Savos } 4489251538Srpaulo} 4490251538Srpaulo 4491251538Srpaulostatic void 4492251538Srpaulourtwn_edca_init(struct urtwn_softc *sc) 4493251538Srpaulo{ 4494251538Srpaulo urtwn_write_2(sc, R92C_SPEC_SIFS, 0x100a); 4495251538Srpaulo urtwn_write_2(sc, R92C_MAC_SPEC_SIFS, 0x100a); 4496251538Srpaulo urtwn_write_2(sc, R92C_SIFS_CCK, 0x100a); 4497251538Srpaulo urtwn_write_2(sc, R92C_SIFS_OFDM, 0x100a); 4498251538Srpaulo urtwn_write_4(sc, R92C_EDCA_BE_PARAM, 0x005ea42b); 4499251538Srpaulo urtwn_write_4(sc, R92C_EDCA_BK_PARAM, 0x0000a44f); 4500251538Srpaulo urtwn_write_4(sc, R92C_EDCA_VI_PARAM, 0x005ea324); 4501251538Srpaulo urtwn_write_4(sc, R92C_EDCA_VO_PARAM, 0x002fa226); 4502251538Srpaulo} 4503251538Srpaulo 4504289066Skevlostatic void 4505251538Srpaulourtwn_write_txpower(struct urtwn_softc *sc, int chain, 4506251538Srpaulo uint16_t power[URTWN_RIDX_COUNT]) 4507251538Srpaulo{ 4508251538Srpaulo uint32_t reg; 4509251538Srpaulo 4510251538Srpaulo /* Write per-CCK rate Tx power. */ 4511251538Srpaulo if (chain == 0) { 4512251538Srpaulo reg = urtwn_bb_read(sc, R92C_TXAGC_A_CCK1_MCS32); 4513251538Srpaulo reg = RW(reg, R92C_TXAGC_A_CCK1, power[0]); 4514251538Srpaulo urtwn_bb_write(sc, R92C_TXAGC_A_CCK1_MCS32, reg); 4515251538Srpaulo reg = urtwn_bb_read(sc, R92C_TXAGC_B_CCK11_A_CCK2_11); 4516251538Srpaulo reg = RW(reg, R92C_TXAGC_A_CCK2, power[1]); 4517251538Srpaulo reg = RW(reg, R92C_TXAGC_A_CCK55, power[2]); 4518251538Srpaulo reg = RW(reg, R92C_TXAGC_A_CCK11, power[3]); 4519251538Srpaulo urtwn_bb_write(sc, R92C_TXAGC_B_CCK11_A_CCK2_11, reg); 4520251538Srpaulo } else { 4521251538Srpaulo reg = urtwn_bb_read(sc, R92C_TXAGC_B_CCK1_55_MCS32); 4522251538Srpaulo reg = RW(reg, R92C_TXAGC_B_CCK1, power[0]); 4523251538Srpaulo reg = RW(reg, R92C_TXAGC_B_CCK2, power[1]); 4524251538Srpaulo reg = RW(reg, R92C_TXAGC_B_CCK55, power[2]); 4525251538Srpaulo urtwn_bb_write(sc, R92C_TXAGC_B_CCK1_55_MCS32, reg); 4526251538Srpaulo reg = urtwn_bb_read(sc, R92C_TXAGC_B_CCK11_A_CCK2_11); 4527251538Srpaulo reg = RW(reg, R92C_TXAGC_B_CCK11, power[3]); 4528251538Srpaulo urtwn_bb_write(sc, R92C_TXAGC_B_CCK11_A_CCK2_11, reg); 4529251538Srpaulo } 4530251538Srpaulo /* Write per-OFDM rate Tx power. */ 4531251538Srpaulo urtwn_bb_write(sc, R92C_TXAGC_RATE18_06(chain), 4532251538Srpaulo SM(R92C_TXAGC_RATE06, power[ 4]) | 4533251538Srpaulo SM(R92C_TXAGC_RATE09, power[ 5]) | 4534251538Srpaulo SM(R92C_TXAGC_RATE12, power[ 6]) | 4535251538Srpaulo SM(R92C_TXAGC_RATE18, power[ 7])); 4536251538Srpaulo urtwn_bb_write(sc, R92C_TXAGC_RATE54_24(chain), 4537251538Srpaulo SM(R92C_TXAGC_RATE24, power[ 8]) | 4538251538Srpaulo SM(R92C_TXAGC_RATE36, power[ 9]) | 4539251538Srpaulo SM(R92C_TXAGC_RATE48, power[10]) | 4540251538Srpaulo SM(R92C_TXAGC_RATE54, power[11])); 4541251538Srpaulo /* Write per-MCS Tx power. */ 4542251538Srpaulo urtwn_bb_write(sc, R92C_TXAGC_MCS03_MCS00(chain), 4543251538Srpaulo SM(R92C_TXAGC_MCS00, power[12]) | 4544251538Srpaulo SM(R92C_TXAGC_MCS01, power[13]) | 4545251538Srpaulo SM(R92C_TXAGC_MCS02, power[14]) | 4546251538Srpaulo SM(R92C_TXAGC_MCS03, power[15])); 4547251538Srpaulo urtwn_bb_write(sc, R92C_TXAGC_MCS07_MCS04(chain), 4548251538Srpaulo SM(R92C_TXAGC_MCS04, power[16]) | 4549251538Srpaulo SM(R92C_TXAGC_MCS05, power[17]) | 4550251538Srpaulo SM(R92C_TXAGC_MCS06, power[18]) | 4551251538Srpaulo SM(R92C_TXAGC_MCS07, power[19])); 4552251538Srpaulo urtwn_bb_write(sc, R92C_TXAGC_MCS11_MCS08(chain), 4553251538Srpaulo SM(R92C_TXAGC_MCS08, power[20]) | 4554261506Skevlo SM(R92C_TXAGC_MCS09, power[21]) | 4555251538Srpaulo SM(R92C_TXAGC_MCS10, power[22]) | 4556251538Srpaulo SM(R92C_TXAGC_MCS11, power[23])); 4557251538Srpaulo urtwn_bb_write(sc, R92C_TXAGC_MCS15_MCS12(chain), 4558251538Srpaulo SM(R92C_TXAGC_MCS12, power[24]) | 4559251538Srpaulo SM(R92C_TXAGC_MCS13, power[25]) | 4560251538Srpaulo SM(R92C_TXAGC_MCS14, power[26]) | 4561251538Srpaulo SM(R92C_TXAGC_MCS15, power[27])); 4562251538Srpaulo} 4563251538Srpaulo 4564289066Skevlostatic void 4565251538Srpaulourtwn_get_txpower(struct urtwn_softc *sc, int chain, 4566251538Srpaulo struct ieee80211_channel *c, struct ieee80211_channel *extc, 4567251538Srpaulo uint16_t power[URTWN_RIDX_COUNT]) 4568251538Srpaulo{ 4569287197Sglebius struct ieee80211com *ic = &sc->sc_ic; 4570291264Savos struct r92c_rom *rom = &sc->rom.r92c_rom; 4571251538Srpaulo uint16_t cckpow, ofdmpow, htpow, diff, max; 4572251538Srpaulo const struct urtwn_txpwr *base; 4573251538Srpaulo int ridx, chan, group; 4574251538Srpaulo 4575251538Srpaulo /* Determine channel group. */ 4576251538Srpaulo chan = ieee80211_chan2ieee(ic, c); /* XXX center freq! */ 4577251538Srpaulo if (chan <= 3) 4578251538Srpaulo group = 0; 4579251538Srpaulo else if (chan <= 9) 4580251538Srpaulo group = 1; 4581251538Srpaulo else 4582251538Srpaulo group = 2; 4583251538Srpaulo 4584251538Srpaulo /* Get original Tx power based on board type and RF chain. */ 4585251538Srpaulo if (!(sc->chip & URTWN_CHIP_92C)) { 4586251538Srpaulo if (sc->board_type == R92C_BOARD_TYPE_HIGHPA) 4587251538Srpaulo base = &rtl8188ru_txagc[chain]; 4588251538Srpaulo else 4589251538Srpaulo base = &rtl8192cu_txagc[chain]; 4590251538Srpaulo } else 4591251538Srpaulo base = &rtl8192cu_txagc[chain]; 4592251538Srpaulo 4593251538Srpaulo memset(power, 0, URTWN_RIDX_COUNT * sizeof(power[0])); 4594251538Srpaulo if (sc->regulatory == 0) { 4595289758Savos for (ridx = URTWN_RIDX_CCK1; ridx <= URTWN_RIDX_CCK11; ridx++) 4596251538Srpaulo power[ridx] = base->pwr[0][ridx]; 4597251538Srpaulo } 4598289758Savos for (ridx = URTWN_RIDX_OFDM6; ridx < URTWN_RIDX_COUNT; ridx++) { 4599251538Srpaulo if (sc->regulatory == 3) { 4600251538Srpaulo power[ridx] = base->pwr[0][ridx]; 4601251538Srpaulo /* Apply vendor limits. */ 4602251538Srpaulo if (extc != NULL) 4603251538Srpaulo max = rom->ht40_max_pwr[group]; 4604251538Srpaulo else 4605251538Srpaulo max = rom->ht20_max_pwr[group]; 4606251538Srpaulo max = (max >> (chain * 4)) & 0xf; 4607251538Srpaulo if (power[ridx] > max) 4608251538Srpaulo power[ridx] = max; 4609251538Srpaulo } else if (sc->regulatory == 1) { 4610251538Srpaulo if (extc == NULL) 4611251538Srpaulo power[ridx] = base->pwr[group][ridx]; 4612251538Srpaulo } else if (sc->regulatory != 2) 4613251538Srpaulo power[ridx] = base->pwr[0][ridx]; 4614251538Srpaulo } 4615251538Srpaulo 4616251538Srpaulo /* Compute per-CCK rate Tx power. */ 4617251538Srpaulo cckpow = rom->cck_tx_pwr[chain][group]; 4618289758Savos for (ridx = URTWN_RIDX_CCK1; ridx <= URTWN_RIDX_CCK11; ridx++) { 4619251538Srpaulo power[ridx] += cckpow; 4620251538Srpaulo if (power[ridx] > R92C_MAX_TX_PWR) 4621251538Srpaulo power[ridx] = R92C_MAX_TX_PWR; 4622251538Srpaulo } 4623251538Srpaulo 4624251538Srpaulo htpow = rom->ht40_1s_tx_pwr[chain][group]; 4625251538Srpaulo if (sc->ntxchains > 1) { 4626251538Srpaulo /* Apply reduction for 2 spatial streams. */ 4627251538Srpaulo diff = rom->ht40_2s_tx_pwr_diff[group]; 4628251538Srpaulo diff = (diff >> (chain * 4)) & 0xf; 4629251538Srpaulo htpow = (htpow > diff) ? htpow - diff : 0; 4630251538Srpaulo } 4631251538Srpaulo 4632251538Srpaulo /* Compute per-OFDM rate Tx power. */ 4633251538Srpaulo diff = rom->ofdm_tx_pwr_diff[group]; 4634251538Srpaulo diff = (diff >> (chain * 4)) & 0xf; 4635251538Srpaulo ofdmpow = htpow + diff; /* HT->OFDM correction. */ 4636289758Savos for (ridx = URTWN_RIDX_OFDM6; ridx <= URTWN_RIDX_OFDM54; ridx++) { 4637251538Srpaulo power[ridx] += ofdmpow; 4638251538Srpaulo if (power[ridx] > R92C_MAX_TX_PWR) 4639251538Srpaulo power[ridx] = R92C_MAX_TX_PWR; 4640251538Srpaulo } 4641251538Srpaulo 4642251538Srpaulo /* Compute per-MCS Tx power. */ 4643251538Srpaulo if (extc == NULL) { 4644251538Srpaulo diff = rom->ht20_tx_pwr_diff[group]; 4645251538Srpaulo diff = (diff >> (chain * 4)) & 0xf; 4646251538Srpaulo htpow += diff; /* HT40->HT20 correction. */ 4647251538Srpaulo } 4648251538Srpaulo for (ridx = 12; ridx <= 27; ridx++) { 4649251538Srpaulo power[ridx] += htpow; 4650251538Srpaulo if (power[ridx] > R92C_MAX_TX_PWR) 4651251538Srpaulo power[ridx] = R92C_MAX_TX_PWR; 4652251538Srpaulo } 4653294471Savos#ifdef USB_DEBUG 4654294471Savos if (sc->sc_debug & URTWN_DEBUG_TXPWR) { 4655251538Srpaulo /* Dump per-rate Tx power values. */ 4656251538Srpaulo printf("Tx power for chain %d:\n", chain); 4657289758Savos for (ridx = URTWN_RIDX_CCK1; ridx < URTWN_RIDX_COUNT; ridx++) 4658251538Srpaulo printf("Rate %d = %u\n", ridx, power[ridx]); 4659251538Srpaulo } 4660251538Srpaulo#endif 4661251538Srpaulo} 4662251538Srpaulo 4663289066Skevlostatic void 4664264912Skevlourtwn_r88e_get_txpower(struct urtwn_softc *sc, int chain, 4665264912Skevlo struct ieee80211_channel *c, struct ieee80211_channel *extc, 4666264912Skevlo uint16_t power[URTWN_RIDX_COUNT]) 4667264912Skevlo{ 4668287197Sglebius struct ieee80211com *ic = &sc->sc_ic; 4669294198Savos struct r88e_rom *rom = &sc->rom.r88e_rom; 4670264912Skevlo uint16_t cckpow, ofdmpow, bw20pow, htpow; 4671264912Skevlo const struct urtwn_r88e_txpwr *base; 4672264912Skevlo int ridx, chan, group; 4673264912Skevlo 4674264912Skevlo /* Determine channel group. */ 4675264912Skevlo chan = ieee80211_chan2ieee(ic, c); /* XXX center freq! */ 4676264912Skevlo if (chan <= 2) 4677264912Skevlo group = 0; 4678264912Skevlo else if (chan <= 5) 4679264912Skevlo group = 1; 4680264912Skevlo else if (chan <= 8) 4681264912Skevlo group = 2; 4682264912Skevlo else if (chan <= 11) 4683264912Skevlo group = 3; 4684264912Skevlo else if (chan <= 13) 4685264912Skevlo group = 4; 4686264912Skevlo else 4687264912Skevlo group = 5; 4688264912Skevlo 4689264912Skevlo /* Get original Tx power based on board type and RF chain. */ 4690264912Skevlo base = &rtl8188eu_txagc[chain]; 4691264912Skevlo 4692264912Skevlo memset(power, 0, URTWN_RIDX_COUNT * sizeof(power[0])); 4693264912Skevlo if (sc->regulatory == 0) { 4694289758Savos for (ridx = URTWN_RIDX_CCK1; ridx <= URTWN_RIDX_CCK11; ridx++) 4695264912Skevlo power[ridx] = base->pwr[0][ridx]; 4696264912Skevlo } 4697289758Savos for (ridx = URTWN_RIDX_OFDM6; ridx < URTWN_RIDX_COUNT; ridx++) { 4698264912Skevlo if (sc->regulatory == 3) 4699264912Skevlo power[ridx] = base->pwr[0][ridx]; 4700264912Skevlo else if (sc->regulatory == 1) { 4701264912Skevlo if (extc == NULL) 4702264912Skevlo power[ridx] = base->pwr[group][ridx]; 4703264912Skevlo } else if (sc->regulatory != 2) 4704264912Skevlo power[ridx] = base->pwr[0][ridx]; 4705264912Skevlo } 4706264912Skevlo 4707264912Skevlo /* Compute per-CCK rate Tx power. */ 4708294198Savos cckpow = rom->cck_tx_pwr[group]; 4709289758Savos for (ridx = URTWN_RIDX_CCK1; ridx <= URTWN_RIDX_CCK11; ridx++) { 4710264912Skevlo power[ridx] += cckpow; 4711264912Skevlo if (power[ridx] > R92C_MAX_TX_PWR) 4712264912Skevlo power[ridx] = R92C_MAX_TX_PWR; 4713264912Skevlo } 4714264912Skevlo 4715294198Savos htpow = rom->ht40_tx_pwr[group]; 4716264912Skevlo 4717264912Skevlo /* Compute per-OFDM rate Tx power. */ 4718264912Skevlo ofdmpow = htpow + sc->ofdm_tx_pwr_diff; 4719289758Savos for (ridx = URTWN_RIDX_OFDM6; ridx <= URTWN_RIDX_OFDM54; ridx++) { 4720264912Skevlo power[ridx] += ofdmpow; 4721264912Skevlo if (power[ridx] > R92C_MAX_TX_PWR) 4722264912Skevlo power[ridx] = R92C_MAX_TX_PWR; 4723264912Skevlo } 4724264912Skevlo 4725264912Skevlo bw20pow = htpow + sc->bw20_tx_pwr_diff; 4726264912Skevlo for (ridx = 12; ridx <= 27; ridx++) { 4727264912Skevlo power[ridx] += bw20pow; 4728264912Skevlo if (power[ridx] > R92C_MAX_TX_PWR) 4729264912Skevlo power[ridx] = R92C_MAX_TX_PWR; 4730264912Skevlo } 4731264912Skevlo} 4732264912Skevlo 4733289066Skevlostatic void 4734251538Srpaulourtwn_set_txpower(struct urtwn_softc *sc, struct ieee80211_channel *c, 4735251538Srpaulo struct ieee80211_channel *extc) 4736251538Srpaulo{ 4737251538Srpaulo uint16_t power[URTWN_RIDX_COUNT]; 4738251538Srpaulo int i; 4739251538Srpaulo 4740251538Srpaulo for (i = 0; i < sc->ntxchains; i++) { 4741251538Srpaulo /* Compute per-rate Tx power values. */ 4742264912Skevlo if (sc->chip & URTWN_CHIP_88E) 4743264912Skevlo urtwn_r88e_get_txpower(sc, i, c, extc, power); 4744264912Skevlo else 4745264912Skevlo urtwn_get_txpower(sc, i, c, extc, power); 4746251538Srpaulo /* Write per-rate Tx power values to hardware. */ 4747251538Srpaulo urtwn_write_txpower(sc, i, power); 4748251538Srpaulo } 4749251538Srpaulo} 4750251538Srpaulo 4751251538Srpaulostatic void 4752290048Savosurtwn_set_rx_bssid_all(struct urtwn_softc *sc, int enable) 4753290048Savos{ 4754290048Savos uint32_t reg; 4755290048Savos 4756290048Savos reg = urtwn_read_4(sc, R92C_RCR); 4757290048Savos if (enable) 4758290048Savos reg &= ~R92C_RCR_CBSSID_BCN; 4759290048Savos else 4760290048Savos reg |= R92C_RCR_CBSSID_BCN; 4761290048Savos urtwn_write_4(sc, R92C_RCR, reg); 4762290048Savos} 4763290048Savos 4764290048Savosstatic void 4765290048Savosurtwn_set_gain(struct urtwn_softc *sc, uint8_t gain) 4766290048Savos{ 4767290048Savos uint32_t reg; 4768290048Savos 4769290048Savos reg = urtwn_bb_read(sc, R92C_OFDM0_AGCCORE1(0)); 4770290048Savos reg = RW(reg, R92C_OFDM0_AGCCORE1_GAIN, gain); 4771290048Savos urtwn_bb_write(sc, R92C_OFDM0_AGCCORE1(0), reg); 4772290048Savos 4773290048Savos if (!(sc->chip & URTWN_CHIP_88E)) { 4774290048Savos reg = urtwn_bb_read(sc, R92C_OFDM0_AGCCORE1(1)); 4775290048Savos reg = RW(reg, R92C_OFDM0_AGCCORE1_GAIN, gain); 4776290048Savos urtwn_bb_write(sc, R92C_OFDM0_AGCCORE1(1), reg); 4777290048Savos } 4778290048Savos} 4779290048Savos 4780290048Savosstatic void 4781251538Srpaulourtwn_scan_start(struct ieee80211com *ic) 4782251538Srpaulo{ 4783290048Savos struct urtwn_softc *sc = ic->ic_softc; 4784290048Savos 4785290048Savos URTWN_LOCK(sc); 4786290048Savos /* Receive beacons / probe responses from any BSSID. */ 4787301128Savos if (ic->ic_opmode != IEEE80211_M_IBSS && 4788301128Savos ic->ic_opmode != IEEE80211_M_HOSTAP) 4789290651Savos urtwn_set_rx_bssid_all(sc, 1); 4790290651Savos 4791290048Savos /* Set gain for scanning. */ 4792290048Savos urtwn_set_gain(sc, 0x20); 4793290048Savos URTWN_UNLOCK(sc); 4794251538Srpaulo} 4795251538Srpaulo 4796251538Srpaulostatic void 4797251538Srpaulourtwn_scan_end(struct ieee80211com *ic) 4798251538Srpaulo{ 4799290048Savos struct urtwn_softc *sc = ic->ic_softc; 4800290048Savos 4801290048Savos URTWN_LOCK(sc); 4802290048Savos /* Restore limitations. */ 4803301128Savos if (ic->ic_promisc == 0 && 4804301128Savos ic->ic_opmode != IEEE80211_M_IBSS && 4805301128Savos ic->ic_opmode != IEEE80211_M_HOSTAP) 4806290564Savos urtwn_set_rx_bssid_all(sc, 0); 4807290651Savos 4808290048Savos /* Set gain under link. */ 4809290048Savos urtwn_set_gain(sc, 0x32); 4810290048Savos URTWN_UNLOCK(sc); 4811251538Srpaulo} 4812251538Srpaulo 4813251538Srpaulostatic void 4814300754Savosurtwn_getradiocaps(struct ieee80211com *ic, 4815300754Savos int maxchans, int *nchans, struct ieee80211_channel chans[]) 4816300754Savos{ 4817300754Savos uint8_t bands[IEEE80211_MODE_BYTES]; 4818300754Savos 4819300754Savos memset(bands, 0, sizeof(bands)); 4820300754Savos setbit(bands, IEEE80211_MODE_11B); 4821300754Savos setbit(bands, IEEE80211_MODE_11G); 4822300754Savos if (urtwn_enable_11n) 4823300754Savos setbit(bands, IEEE80211_MODE_11NG); 4824300754Savos ieee80211_add_channel_list_2ghz(chans, maxchans, nchans, 4825300754Savos urtwn_chan_2ghz, nitems(urtwn_chan_2ghz), bands, 0); 4826300754Savos} 4827300754Savos 4828300754Savosstatic void 4829251538Srpaulourtwn_set_channel(struct ieee80211com *ic) 4830251538Srpaulo{ 4831286949Sadrian struct urtwn_softc *sc = ic->ic_softc; 4832292173Savos struct ieee80211_channel *c = ic->ic_curchan; 4833281070Srpaulo struct ieee80211vap *vap = TAILQ_FIRST(&ic->ic_vaps); 4834251538Srpaulo 4835251538Srpaulo URTWN_LOCK(sc); 4836281070Srpaulo if (vap->iv_state == IEEE80211_S_SCAN) { 4837281070Srpaulo /* Make link LED blink during scan. */ 4838281070Srpaulo urtwn_set_led(sc, URTWN_LED_LINK, !sc->ledlink); 4839281070Srpaulo } 4840292173Savos urtwn_set_chan(sc, c, NULL); 4841292173Savos sc->sc_rxtap.wr_chan_freq = htole16(c->ic_freq); 4842292173Savos sc->sc_rxtap.wr_chan_flags = htole16(c->ic_flags); 4843292173Savos sc->sc_txtap.wt_chan_freq = htole16(c->ic_freq); 4844292173Savos sc->sc_txtap.wt_chan_flags = htole16(c->ic_flags); 4845251538Srpaulo URTWN_UNLOCK(sc); 4846251538Srpaulo} 4847251538Srpaulo 4848292014Savosstatic int 4849292014Savosurtwn_wme_update(struct ieee80211com *ic) 4850292014Savos{ 4851292014Savos const struct wmeParams *wmep = 4852292014Savos ic->ic_wme.wme_chanParams.cap_wmeParams; 4853292014Savos struct urtwn_softc *sc = ic->ic_softc; 4854292014Savos uint8_t aifs, acm, slottime; 4855292014Savos int ac; 4856292014Savos 4857292014Savos acm = 0; 4858292165Savos slottime = IEEE80211_GET_SLOTTIME(ic); 4859292014Savos 4860292014Savos URTWN_LOCK(sc); 4861292014Savos for (ac = WME_AC_BE; ac < WME_NUM_AC; ac++) { 4862292014Savos /* AIFS[AC] = AIFSN[AC] * aSlotTime + aSIFSTime. */ 4863292014Savos aifs = wmep[ac].wmep_aifsn * slottime + IEEE80211_DUR_SIFS; 4864292014Savos urtwn_write_4(sc, wme2queue[ac].reg, 4865292014Savos SM(R92C_EDCA_PARAM_TXOP, wmep[ac].wmep_txopLimit) | 4866292014Savos SM(R92C_EDCA_PARAM_ECWMIN, wmep[ac].wmep_logcwmin) | 4867292014Savos SM(R92C_EDCA_PARAM_ECWMAX, wmep[ac].wmep_logcwmax) | 4868292014Savos SM(R92C_EDCA_PARAM_AIFS, aifs)); 4869292014Savos if (ac != WME_AC_BE) 4870292014Savos acm |= wmep[ac].wmep_acm << ac; 4871292014Savos } 4872292014Savos 4873292014Savos if (acm != 0) 4874292014Savos acm |= R92C_ACMHWCTRL_EN; 4875292014Savos urtwn_write_1(sc, R92C_ACMHWCTRL, 4876292014Savos (urtwn_read_1(sc, R92C_ACMHWCTRL) & ~R92C_ACMHWCTRL_ACM_MASK) | 4877292014Savos acm); 4878292014Savos 4879292014Savos URTWN_UNLOCK(sc); 4880292014Savos 4881292014Savos return 0; 4882292014Savos} 4883292014Savos 4884251538Srpaulostatic void 4885294465Savosurtwn_update_slot(struct ieee80211com *ic) 4886294465Savos{ 4887294465Savos urtwn_cmd_sleepable(ic->ic_softc, NULL, 0, urtwn_update_slot_cb); 4888294465Savos} 4889294465Savos 4890294465Savosstatic void 4891294465Savosurtwn_update_slot_cb(struct urtwn_softc *sc, union sec_param *data) 4892294465Savos{ 4893294465Savos struct ieee80211com *ic = &sc->sc_ic; 4894294465Savos uint8_t slottime; 4895294465Savos 4896294465Savos slottime = IEEE80211_GET_SLOTTIME(ic); 4897294465Savos 4898294471Savos URTWN_DPRINTF(sc, URTWN_DEBUG_ANY, "%s: setting slot time to %uus\n", 4899294471Savos __func__, slottime); 4900294465Savos 4901294465Savos urtwn_write_1(sc, R92C_SLOT, slottime); 4902294465Savos urtwn_update_aifs(sc, slottime); 4903294465Savos} 4904294465Savos 4905294465Savosstatic void 4906294465Savosurtwn_update_aifs(struct urtwn_softc *sc, uint8_t slottime) 4907294465Savos{ 4908294465Savos const struct wmeParams *wmep = 4909294465Savos sc->sc_ic.ic_wme.wme_chanParams.cap_wmeParams; 4910294465Savos uint8_t aifs, ac; 4911294465Savos 4912294465Savos for (ac = WME_AC_BE; ac < WME_NUM_AC; ac++) { 4913294465Savos /* AIFS[AC] = AIFSN[AC] * aSlotTime + aSIFSTime. */ 4914294465Savos aifs = wmep[ac].wmep_aifsn * slottime + IEEE80211_DUR_SIFS; 4915294465Savos urtwn_write_1(sc, wme2queue[ac].reg, aifs); 4916294465Savos } 4917294465Savos} 4918294465Savos 4919299965Savosstatic uint8_t 4920299965Savosurtwn_get_multi_pos(const uint8_t maddr[]) 4921299965Savos{ 4922299965Savos uint64_t mask = 0x00004d101df481b4; 4923299965Savos uint8_t pos = 0x27; /* initial value */ 4924299965Savos int i, j; 4925299965Savos 4926299965Savos for (i = 0; i < IEEE80211_ADDR_LEN; i++) 4927299965Savos for (j = (i == 0) ? 1 : 0; j < 8; j++) 4928299965Savos if ((maddr[i] >> j) & 1) 4929299965Savos pos ^= (mask >> (i * 8 + j - 1)); 4930299965Savos 4931299965Savos pos &= 0x3f; 4932299965Savos 4933299965Savos return (pos); 4934299965Savos} 4935299965Savos 4936294465Savosstatic void 4937299965Savosurtwn_set_multi(struct urtwn_softc *sc) 4938299965Savos{ 4939299965Savos struct ieee80211com *ic = &sc->sc_ic; 4940299965Savos uint32_t mfilt[2]; 4941299965Savos 4942299965Savos URTWN_ASSERT_LOCKED(sc); 4943299965Savos 4944299965Savos /* general structure was copied from ath(4). */ 4945299965Savos if (ic->ic_allmulti == 0) { 4946299965Savos struct ieee80211vap *vap; 4947299965Savos struct ifnet *ifp; 4948299965Savos struct ifmultiaddr *ifma; 4949299965Savos 4950299965Savos /* 4951299965Savos * Merge multicast addresses to form the hardware filter. 4952299965Savos */ 4953299965Savos mfilt[0] = mfilt[1] = 0; 4954299965Savos TAILQ_FOREACH(vap, &ic->ic_vaps, iv_next) { 4955299965Savos ifp = vap->iv_ifp; 4956299965Savos if_maddr_rlock(ifp); 4957299965Savos TAILQ_FOREACH(ifma, &ifp->if_multiaddrs, ifma_link) { 4958299965Savos caddr_t dl; 4959299965Savos uint8_t pos; 4960299965Savos 4961299965Savos dl = LLADDR((struct sockaddr_dl *) 4962299965Savos ifma->ifma_addr); 4963299965Savos pos = urtwn_get_multi_pos(dl); 4964299965Savos 4965299965Savos mfilt[pos / 32] |= (1 << (pos % 32)); 4966299965Savos } 4967299965Savos if_maddr_runlock(ifp); 4968299965Savos } 4969299965Savos } else 4970299965Savos mfilt[0] = mfilt[1] = ~0; 4971299965Savos 4972299965Savos 4973299965Savos urtwn_write_4(sc, R92C_MAR + 0, mfilt[0]); 4974299965Savos urtwn_write_4(sc, R92C_MAR + 4, mfilt[1]); 4975299965Savos 4976299965Savos URTWN_DPRINTF(sc, URTWN_DEBUG_STATE, "%s: MC filter %08x:%08x\n", 4977299965Savos __func__, mfilt[0], mfilt[1]); 4978299965Savos} 4979299965Savos 4980299965Savosstatic void 4981290564Savosurtwn_set_promisc(struct urtwn_softc *sc) 4982290564Savos{ 4983290564Savos struct ieee80211com *ic = &sc->sc_ic; 4984290564Savos struct ieee80211vap *vap = TAILQ_FIRST(&ic->ic_vaps); 4985290564Savos uint32_t rcr, mask1, mask2; 4986290564Savos 4987290564Savos URTWN_ASSERT_LOCKED(sc); 4988290564Savos 4989290564Savos if (vap->iv_opmode == IEEE80211_M_MONITOR) 4990290564Savos return; 4991290564Savos 4992290564Savos mask1 = R92C_RCR_ACF | R92C_RCR_ADF | R92C_RCR_AMF | R92C_RCR_AAP; 4993290564Savos mask2 = R92C_RCR_APM; 4994290564Savos 4995290564Savos if (vap->iv_state == IEEE80211_S_RUN) { 4996290564Savos switch (vap->iv_opmode) { 4997290564Savos case IEEE80211_M_STA: 4998301128Savos mask2 |= R92C_RCR_CBSSID_BCN; 4999290631Savos /* FALLTHROUGH */ 5000290651Savos case IEEE80211_M_IBSS: 5001290651Savos mask2 |= R92C_RCR_CBSSID_DATA; 5002290651Savos break; 5003301128Savos case IEEE80211_M_HOSTAP: 5004301128Savos break; 5005290564Savos default: 5006290564Savos device_printf(sc->sc_dev, "%s: undefined opmode %d\n", 5007290564Savos __func__, vap->iv_opmode); 5008290564Savos return; 5009290564Savos } 5010290564Savos } 5011290564Savos 5012290564Savos rcr = urtwn_read_4(sc, R92C_RCR); 5013290564Savos if (ic->ic_promisc == 0) 5014290564Savos rcr = (rcr & ~mask1) | mask2; 5015290564Savos else 5016290564Savos rcr = (rcr & ~mask2) | mask1; 5017290564Savos urtwn_write_4(sc, R92C_RCR, rcr); 5018290564Savos} 5019290564Savos 5020290564Savosstatic void 5021290564Savosurtwn_update_promisc(struct ieee80211com *ic) 5022290564Savos{ 5023290564Savos struct urtwn_softc *sc = ic->ic_softc; 5024290564Savos 5025290564Savos URTWN_LOCK(sc); 5026290564Savos if (sc->sc_flags & URTWN_RUNNING) 5027290564Savos urtwn_set_promisc(sc); 5028290564Savos URTWN_UNLOCK(sc); 5029290564Savos} 5030290564Savos 5031290564Savosstatic void 5032283540Sglebiusurtwn_update_mcast(struct ieee80211com *ic) 5033251538Srpaulo{ 5034299965Savos struct urtwn_softc *sc = ic->ic_softc; 5035299965Savos 5036299965Savos URTWN_LOCK(sc); 5037299965Savos if (sc->sc_flags & URTWN_RUNNING) 5038299965Savos urtwn_set_multi(sc); 5039299965Savos URTWN_UNLOCK(sc); 5040251538Srpaulo} 5041251538Srpaulo 5042292167Savosstatic struct ieee80211_node * 5043297910Sadrianurtwn_node_alloc(struct ieee80211vap *vap, 5044292167Savos const uint8_t mac[IEEE80211_ADDR_LEN]) 5045292167Savos{ 5046292167Savos struct urtwn_node *un; 5047292167Savos 5048292167Savos un = malloc(sizeof (struct urtwn_node), M_80211_NODE, 5049292167Savos M_NOWAIT | M_ZERO); 5050292167Savos 5051292167Savos if (un == NULL) 5052292167Savos return NULL; 5053292167Savos 5054292167Savos un->id = URTWN_MACID_UNDEFINED; 5055292167Savos 5056292167Savos return &un->ni; 5057292167Savos} 5058292167Savos 5059251538Srpaulostatic void 5060297910Sadrianurtwn_newassoc(struct ieee80211_node *ni, int isnew) 5061292167Savos{ 5062292167Savos struct urtwn_softc *sc = ni->ni_ic->ic_softc; 5063292167Savos struct urtwn_node *un = URTWN_NODE(ni); 5064292167Savos uint8_t id; 5065292167Savos 5066297910Sadrian /* Only do this bit for R88E chips */ 5067297910Sadrian if (! (sc->chip & URTWN_CHIP_88E)) 5068297910Sadrian return; 5069297910Sadrian 5070292167Savos if (!isnew) 5071292167Savos return; 5072292167Savos 5073292167Savos URTWN_NT_LOCK(sc); 5074292167Savos for (id = 0; id <= URTWN_MACID_MAX(sc); id++) { 5075292167Savos if (id != URTWN_MACID_BC && sc->node_list[id] == NULL) { 5076292167Savos un->id = id; 5077292167Savos sc->node_list[id] = ni; 5078292167Savos break; 5079292167Savos } 5080292167Savos } 5081292167Savos URTWN_NT_UNLOCK(sc); 5082292167Savos 5083292167Savos if (id > URTWN_MACID_MAX(sc)) { 5084292167Savos device_printf(sc->sc_dev, "%s: node table is full\n", 5085292167Savos __func__); 5086292167Savos } 5087292167Savos} 5088292167Savos 5089292167Savosstatic void 5090297910Sadrianurtwn_node_free(struct ieee80211_node *ni) 5091292167Savos{ 5092292167Savos struct urtwn_softc *sc = ni->ni_ic->ic_softc; 5093292167Savos struct urtwn_node *un = URTWN_NODE(ni); 5094292167Savos 5095292167Savos URTWN_NT_LOCK(sc); 5096292167Savos if (un->id != URTWN_MACID_UNDEFINED) 5097292167Savos sc->node_list[un->id] = NULL; 5098292167Savos URTWN_NT_UNLOCK(sc); 5099292167Savos 5100292167Savos sc->sc_node_free(ni); 5101292167Savos} 5102292167Savos 5103292167Savosstatic void 5104251538Srpaulourtwn_set_chan(struct urtwn_softc *sc, struct ieee80211_channel *c, 5105251538Srpaulo struct ieee80211_channel *extc) 5106251538Srpaulo{ 5107287197Sglebius struct ieee80211com *ic = &sc->sc_ic; 5108251538Srpaulo uint32_t reg; 5109251538Srpaulo u_int chan; 5110251538Srpaulo int i; 5111251538Srpaulo 5112251538Srpaulo chan = ieee80211_chan2ieee(ic, c); /* XXX center freq! */ 5113251538Srpaulo if (chan == 0 || chan == IEEE80211_CHAN_ANY) { 5114251538Srpaulo device_printf(sc->sc_dev, 5115251538Srpaulo "%s: invalid channel %x\n", __func__, chan); 5116251538Srpaulo return; 5117251538Srpaulo } 5118251538Srpaulo 5119251538Srpaulo /* Set Tx power for this new channel. */ 5120251538Srpaulo urtwn_set_txpower(sc, c, extc); 5121251538Srpaulo 5122251538Srpaulo for (i = 0; i < sc->nrxchains; i++) { 5123251538Srpaulo urtwn_rf_write(sc, i, R92C_RF_CHNLBW, 5124251538Srpaulo RW(sc->rf_chnlbw[i], R92C_RF_CHNLBW_CHNL, chan)); 5125251538Srpaulo } 5126251538Srpaulo#ifndef IEEE80211_NO_HT 5127251538Srpaulo if (extc != NULL) { 5128251538Srpaulo /* Is secondary channel below or above primary? */ 5129251538Srpaulo int prichlo = c->ic_freq < extc->ic_freq; 5130251538Srpaulo 5131251538Srpaulo urtwn_write_1(sc, R92C_BWOPMODE, 5132251538Srpaulo urtwn_read_1(sc, R92C_BWOPMODE) & ~R92C_BWOPMODE_20MHZ); 5133251538Srpaulo 5134251538Srpaulo reg = urtwn_read_1(sc, R92C_RRSR + 2); 5135251538Srpaulo reg = (reg & ~0x6f) | (prichlo ? 1 : 2) << 5; 5136251538Srpaulo urtwn_write_1(sc, R92C_RRSR + 2, reg); 5137251538Srpaulo 5138251538Srpaulo urtwn_bb_write(sc, R92C_FPGA0_RFMOD, 5139251538Srpaulo urtwn_bb_read(sc, R92C_FPGA0_RFMOD) | R92C_RFMOD_40MHZ); 5140251538Srpaulo urtwn_bb_write(sc, R92C_FPGA1_RFMOD, 5141251538Srpaulo urtwn_bb_read(sc, R92C_FPGA1_RFMOD) | R92C_RFMOD_40MHZ); 5142251538Srpaulo 5143251538Srpaulo /* Set CCK side band. */ 5144251538Srpaulo reg = urtwn_bb_read(sc, R92C_CCK0_SYSTEM); 5145251538Srpaulo reg = (reg & ~0x00000010) | (prichlo ? 0 : 1) << 4; 5146251538Srpaulo urtwn_bb_write(sc, R92C_CCK0_SYSTEM, reg); 5147251538Srpaulo 5148251538Srpaulo reg = urtwn_bb_read(sc, R92C_OFDM1_LSTF); 5149251538Srpaulo reg = (reg & ~0x00000c00) | (prichlo ? 1 : 2) << 10; 5150251538Srpaulo urtwn_bb_write(sc, R92C_OFDM1_LSTF, reg); 5151251538Srpaulo 5152251538Srpaulo urtwn_bb_write(sc, R92C_FPGA0_ANAPARAM2, 5153251538Srpaulo urtwn_bb_read(sc, R92C_FPGA0_ANAPARAM2) & 5154251538Srpaulo ~R92C_FPGA0_ANAPARAM2_CBW20); 5155251538Srpaulo 5156251538Srpaulo reg = urtwn_bb_read(sc, 0x818); 5157251538Srpaulo reg = (reg & ~0x0c000000) | (prichlo ? 2 : 1) << 26; 5158251538Srpaulo urtwn_bb_write(sc, 0x818, reg); 5159251538Srpaulo 5160251538Srpaulo /* Select 40MHz bandwidth. */ 5161251538Srpaulo urtwn_rf_write(sc, 0, R92C_RF_CHNLBW, 5162251538Srpaulo (sc->rf_chnlbw[0] & ~0xfff) | chan); 5163251538Srpaulo } else 5164251538Srpaulo#endif 5165251538Srpaulo { 5166251538Srpaulo urtwn_write_1(sc, R92C_BWOPMODE, 5167251538Srpaulo urtwn_read_1(sc, R92C_BWOPMODE) | R92C_BWOPMODE_20MHZ); 5168251538Srpaulo 5169251538Srpaulo urtwn_bb_write(sc, R92C_FPGA0_RFMOD, 5170251538Srpaulo urtwn_bb_read(sc, R92C_FPGA0_RFMOD) & ~R92C_RFMOD_40MHZ); 5171251538Srpaulo urtwn_bb_write(sc, R92C_FPGA1_RFMOD, 5172251538Srpaulo urtwn_bb_read(sc, R92C_FPGA1_RFMOD) & ~R92C_RFMOD_40MHZ); 5173251538Srpaulo 5174264912Skevlo if (!(sc->chip & URTWN_CHIP_88E)) { 5175264912Skevlo urtwn_bb_write(sc, R92C_FPGA0_ANAPARAM2, 5176264912Skevlo urtwn_bb_read(sc, R92C_FPGA0_ANAPARAM2) | 5177264912Skevlo R92C_FPGA0_ANAPARAM2_CBW20); 5178264912Skevlo } 5179281069Srpaulo 5180251538Srpaulo /* Select 20MHz bandwidth. */ 5181251538Srpaulo urtwn_rf_write(sc, 0, R92C_RF_CHNLBW, 5182281069Srpaulo (sc->rf_chnlbw[0] & ~0xfff) | chan | 5183264912Skevlo ((sc->chip & URTWN_CHIP_88E) ? R88E_RF_CHNLBW_BW20 : 5184264912Skevlo R92C_RF_CHNLBW_BW20)); 5185251538Srpaulo } 5186251538Srpaulo} 5187251538Srpaulo 5188251538Srpaulostatic void 5189251538Srpaulourtwn_iq_calib(struct urtwn_softc *sc) 5190251538Srpaulo{ 5191251538Srpaulo /* TODO */ 5192251538Srpaulo} 5193251538Srpaulo 5194251538Srpaulostatic void 5195251538Srpaulourtwn_lc_calib(struct urtwn_softc *sc) 5196251538Srpaulo{ 5197251538Srpaulo uint32_t rf_ac[2]; 5198251538Srpaulo uint8_t txmode; 5199251538Srpaulo int i; 5200251538Srpaulo 5201251538Srpaulo txmode = urtwn_read_1(sc, R92C_OFDM1_LSTF + 3); 5202251538Srpaulo if ((txmode & 0x70) != 0) { 5203251538Srpaulo /* Disable all continuous Tx. */ 5204251538Srpaulo urtwn_write_1(sc, R92C_OFDM1_LSTF + 3, txmode & ~0x70); 5205251538Srpaulo 5206251538Srpaulo /* Set RF mode to standby mode. */ 5207251538Srpaulo for (i = 0; i < sc->nrxchains; i++) { 5208251538Srpaulo rf_ac[i] = urtwn_rf_read(sc, i, R92C_RF_AC); 5209251538Srpaulo urtwn_rf_write(sc, i, R92C_RF_AC, 5210251538Srpaulo RW(rf_ac[i], R92C_RF_AC_MODE, 5211251538Srpaulo R92C_RF_AC_MODE_STANDBY)); 5212251538Srpaulo } 5213251538Srpaulo } else { 5214251538Srpaulo /* Block all Tx queues. */ 5215293180Savos urtwn_write_1(sc, R92C_TXPAUSE, R92C_TX_QUEUE_ALL); 5216251538Srpaulo } 5217251538Srpaulo /* Start calibration. */ 5218251538Srpaulo urtwn_rf_write(sc, 0, R92C_RF_CHNLBW, 5219251538Srpaulo urtwn_rf_read(sc, 0, R92C_RF_CHNLBW) | R92C_RF_CHNLBW_LCSTART); 5220251538Srpaulo 5221251538Srpaulo /* Give calibration the time to complete. */ 5222266472Shselasky usb_pause_mtx(&sc->sc_mtx, hz / 10); /* 100ms */ 5223251538Srpaulo 5224251538Srpaulo /* Restore configuration. */ 5225251538Srpaulo if ((txmode & 0x70) != 0) { 5226251538Srpaulo /* Restore Tx mode. */ 5227251538Srpaulo urtwn_write_1(sc, R92C_OFDM1_LSTF + 3, txmode); 5228251538Srpaulo /* Restore RF mode. */ 5229251538Srpaulo for (i = 0; i < sc->nrxchains; i++) 5230251538Srpaulo urtwn_rf_write(sc, i, R92C_RF_AC, rf_ac[i]); 5231251538Srpaulo } else { 5232251538Srpaulo /* Unblock all Tx queues. */ 5233251538Srpaulo urtwn_write_1(sc, R92C_TXPAUSE, 0x00); 5234251538Srpaulo } 5235251538Srpaulo} 5236251538Srpaulo 5237294473Savosstatic void 5238294473Savosurtwn_temp_calib(struct urtwn_softc *sc) 5239294473Savos{ 5240294473Savos uint8_t temp; 5241294473Savos 5242294473Savos URTWN_ASSERT_LOCKED(sc); 5243294473Savos 5244294473Savos if (!(sc->sc_flags & URTWN_TEMP_MEASURED)) { 5245294473Savos /* Start measuring temperature. */ 5246294473Savos URTWN_DPRINTF(sc, URTWN_DEBUG_TEMP, 5247294473Savos "%s: start measuring temperature\n", __func__); 5248294473Savos if (sc->chip & URTWN_CHIP_88E) { 5249294473Savos urtwn_rf_write(sc, 0, R88E_RF_T_METER, 5250294473Savos R88E_RF_T_METER_START); 5251294473Savos } else { 5252294473Savos urtwn_rf_write(sc, 0, R92C_RF_T_METER, 5253294473Savos R92C_RF_T_METER_START); 5254294473Savos } 5255294473Savos sc->sc_flags |= URTWN_TEMP_MEASURED; 5256294473Savos return; 5257294473Savos } 5258294473Savos sc->sc_flags &= ~URTWN_TEMP_MEASURED; 5259294473Savos 5260294473Savos /* Read measured temperature. */ 5261294473Savos if (sc->chip & URTWN_CHIP_88E) { 5262294473Savos temp = MS(urtwn_rf_read(sc, 0, R88E_RF_T_METER), 5263294473Savos R88E_RF_T_METER_VAL); 5264294473Savos } else { 5265294473Savos temp = MS(urtwn_rf_read(sc, 0, R92C_RF_T_METER), 5266294473Savos R92C_RF_T_METER_VAL); 5267294473Savos } 5268294473Savos if (temp == 0) { /* Read failed, skip. */ 5269294473Savos URTWN_DPRINTF(sc, URTWN_DEBUG_TEMP, 5270294473Savos "%s: temperature read failed, skipping\n", __func__); 5271294473Savos return; 5272294473Savos } 5273294473Savos 5274294473Savos URTWN_DPRINTF(sc, URTWN_DEBUG_TEMP, 5275294473Savos "%s: temperature: previous %u, current %u\n", 5276294473Savos __func__, sc->thcal_lctemp, temp); 5277294473Savos 5278294473Savos /* 5279294473Savos * Redo LC calibration if temperature changed significantly since 5280294473Savos * last calibration. 5281294473Savos */ 5282294473Savos if (sc->thcal_lctemp == 0) { 5283294473Savos /* First LC calibration is performed in urtwn_init(). */ 5284294473Savos sc->thcal_lctemp = temp; 5285294473Savos } else if (abs(temp - sc->thcal_lctemp) > 1) { 5286294473Savos URTWN_DPRINTF(sc, URTWN_DEBUG_TEMP, 5287294473Savos "%s: LC calib triggered by temp: %u -> %u\n", 5288294473Savos __func__, sc->thcal_lctemp, temp); 5289294473Savos urtwn_lc_calib(sc); 5290294473Savos /* Record temperature of last LC calibration. */ 5291294473Savos sc->thcal_lctemp = temp; 5292294473Savos } 5293294473Savos} 5294294473Savos 5295301762Savosstatic void 5296301762Savosurtwn_setup_static_keys(struct urtwn_softc *sc, struct urtwn_vap *uvp) 5297301762Savos{ 5298301762Savos int i; 5299301762Savos 5300301762Savos for (i = 0; i < IEEE80211_WEP_NKID; i++) { 5301301762Savos const struct ieee80211_key *k = uvp->keys[i]; 5302301762Savos if (k != NULL) { 5303301762Savos urtwn_cmd_sleepable(sc, k, sizeof(*k), 5304301762Savos urtwn_key_set_cb); 5305301762Savos } 5306301762Savos } 5307301762Savos} 5308301762Savos 5309291698Savosstatic int 5310287197Sglebiusurtwn_init(struct urtwn_softc *sc) 5311251538Srpaulo{ 5312287197Sglebius struct ieee80211com *ic = &sc->sc_ic; 5313287197Sglebius struct ieee80211vap *vap = TAILQ_FIRST(&ic->ic_vaps); 5314287197Sglebius uint8_t macaddr[IEEE80211_ADDR_LEN]; 5315251538Srpaulo uint32_t reg; 5316291698Savos usb_error_t usb_err = USB_ERR_NORMAL_COMPLETION; 5317251538Srpaulo int error; 5318251538Srpaulo 5319291698Savos URTWN_LOCK(sc); 5320291698Savos if (sc->sc_flags & URTWN_RUNNING) { 5321291698Savos URTWN_UNLOCK(sc); 5322291698Savos return (0); 5323291698Savos } 5324264864Skevlo 5325251538Srpaulo /* Init firmware commands ring. */ 5326251538Srpaulo sc->fwcur = 0; 5327251538Srpaulo 5328251538Srpaulo /* Allocate Tx/Rx buffers. */ 5329251538Srpaulo error = urtwn_alloc_rx_list(sc); 5330251538Srpaulo if (error != 0) 5331251538Srpaulo goto fail; 5332281069Srpaulo 5333251538Srpaulo error = urtwn_alloc_tx_list(sc); 5334251538Srpaulo if (error != 0) 5335251538Srpaulo goto fail; 5336251538Srpaulo 5337251538Srpaulo /* Power on adapter. */ 5338251538Srpaulo error = urtwn_power_on(sc); 5339251538Srpaulo if (error != 0) 5340251538Srpaulo goto fail; 5341251538Srpaulo 5342251538Srpaulo /* Initialize DMA. */ 5343251538Srpaulo error = urtwn_dma_init(sc); 5344251538Srpaulo if (error != 0) 5345251538Srpaulo goto fail; 5346251538Srpaulo 5347251538Srpaulo /* Set info size in Rx descriptors (in 64-bit words). */ 5348251538Srpaulo urtwn_write_1(sc, R92C_RX_DRVINFO_SZ, 4); 5349251538Srpaulo 5350251538Srpaulo /* Init interrupts. */ 5351264912Skevlo if (sc->chip & URTWN_CHIP_88E) { 5352291698Savos usb_err = urtwn_write_4(sc, R88E_HISR, 0xffffffff); 5353291698Savos if (usb_err != USB_ERR_NORMAL_COMPLETION) 5354291698Savos goto fail; 5355291698Savos usb_err = urtwn_write_4(sc, R88E_HIMR, R88E_HIMR_CPWM | R88E_HIMR_CPWM2 | 5356264912Skevlo R88E_HIMR_TBDER | R88E_HIMR_PSTIMEOUT); 5357291698Savos if (usb_err != USB_ERR_NORMAL_COMPLETION) 5358291698Savos goto fail; 5359291698Savos usb_err = urtwn_write_4(sc, R88E_HIMRE, R88E_HIMRE_RXFOVW | 5360264912Skevlo R88E_HIMRE_TXFOVW | R88E_HIMRE_RXERR | R88E_HIMRE_TXERR); 5361291698Savos if (usb_err != USB_ERR_NORMAL_COMPLETION) 5362291698Savos goto fail; 5363291698Savos usb_err = urtwn_write_1(sc, R92C_USB_SPECIAL_OPTION, 5364264912Skevlo urtwn_read_1(sc, R92C_USB_SPECIAL_OPTION) | 5365264912Skevlo R92C_USB_SPECIAL_OPTION_INT_BULK_SEL); 5366291698Savos if (usb_err != USB_ERR_NORMAL_COMPLETION) 5367291698Savos goto fail; 5368264912Skevlo } else { 5369291698Savos usb_err = urtwn_write_4(sc, R92C_HISR, 0xffffffff); 5370291698Savos if (usb_err != USB_ERR_NORMAL_COMPLETION) 5371291698Savos goto fail; 5372291698Savos usb_err = urtwn_write_4(sc, R92C_HIMR, 0xffffffff); 5373291698Savos if (usb_err != USB_ERR_NORMAL_COMPLETION) 5374291698Savos goto fail; 5375264912Skevlo } 5376251538Srpaulo 5377251538Srpaulo /* Set MAC address. */ 5378287197Sglebius IEEE80211_ADDR_COPY(macaddr, vap ? vap->iv_myaddr : ic->ic_macaddr); 5379291698Savos usb_err = urtwn_write_region_1(sc, R92C_MACID, macaddr, IEEE80211_ADDR_LEN); 5380291698Savos if (usb_err != USB_ERR_NORMAL_COMPLETION) 5381291698Savos goto fail; 5382251538Srpaulo 5383251538Srpaulo /* Set initial network type. */ 5384289811Savos urtwn_set_mode(sc, R92C_MSR_INFRA); 5385251538Srpaulo 5386290564Savos /* Initialize Rx filter. */ 5387251538Srpaulo urtwn_rxfilter_init(sc); 5388251538Srpaulo 5389282623Skevlo /* Set response rate. */ 5390251538Srpaulo reg = urtwn_read_4(sc, R92C_RRSR); 5391251538Srpaulo reg = RW(reg, R92C_RRSR_RATE_BITMAP, R92C_RRSR_RATE_CCK_ONLY_1M); 5392251538Srpaulo urtwn_write_4(sc, R92C_RRSR, reg); 5393251538Srpaulo 5394251538Srpaulo /* Set short/long retry limits. */ 5395251538Srpaulo urtwn_write_2(sc, R92C_RL, 5396251538Srpaulo SM(R92C_RL_SRL, 0x30) | SM(R92C_RL_LRL, 0x30)); 5397251538Srpaulo 5398251538Srpaulo /* Initialize EDCA parameters. */ 5399251538Srpaulo urtwn_edca_init(sc); 5400251538Srpaulo 5401251538Srpaulo /* Setup rate fallback. */ 5402264912Skevlo if (!(sc->chip & URTWN_CHIP_88E)) { 5403264912Skevlo urtwn_write_4(sc, R92C_DARFRC + 0, 0x00000000); 5404264912Skevlo urtwn_write_4(sc, R92C_DARFRC + 4, 0x10080404); 5405264912Skevlo urtwn_write_4(sc, R92C_RARFRC + 0, 0x04030201); 5406264912Skevlo urtwn_write_4(sc, R92C_RARFRC + 4, 0x08070605); 5407264912Skevlo } 5408251538Srpaulo 5409251538Srpaulo urtwn_write_1(sc, R92C_FWHW_TXQ_CTRL, 5410251538Srpaulo urtwn_read_1(sc, R92C_FWHW_TXQ_CTRL) | 5411251538Srpaulo R92C_FWHW_TXQ_CTRL_AMPDU_RTY_NEW); 5412251538Srpaulo /* Set ACK timeout. */ 5413251538Srpaulo urtwn_write_1(sc, R92C_ACKTO, 0x40); 5414251538Srpaulo 5415251538Srpaulo /* Setup USB aggregation. */ 5416251538Srpaulo reg = urtwn_read_4(sc, R92C_TDECTRL); 5417251538Srpaulo reg = RW(reg, R92C_TDECTRL_BLK_DESC_NUM, 6); 5418251538Srpaulo urtwn_write_4(sc, R92C_TDECTRL, reg); 5419251538Srpaulo urtwn_write_1(sc, R92C_TRXDMA_CTRL, 5420251538Srpaulo urtwn_read_1(sc, R92C_TRXDMA_CTRL) | 5421251538Srpaulo R92C_TRXDMA_CTRL_RXDMA_AGG_EN); 5422251538Srpaulo urtwn_write_1(sc, R92C_RXDMA_AGG_PG_TH, 48); 5423264912Skevlo if (sc->chip & URTWN_CHIP_88E) 5424264912Skevlo urtwn_write_1(sc, R92C_RXDMA_AGG_PG_TH + 1, 4); 5425282266Skevlo else { 5426264912Skevlo urtwn_write_1(sc, R92C_USB_DMA_AGG_TO, 4); 5427282266Skevlo urtwn_write_1(sc, R92C_USB_SPECIAL_OPTION, 5428282266Skevlo urtwn_read_1(sc, R92C_USB_SPECIAL_OPTION) | 5429282266Skevlo R92C_USB_SPECIAL_OPTION_AGG_EN); 5430282266Skevlo urtwn_write_1(sc, R92C_USB_AGG_TH, 8); 5431282266Skevlo urtwn_write_1(sc, R92C_USB_AGG_TO, 6); 5432282266Skevlo } 5433251538Srpaulo 5434251538Srpaulo /* Initialize beacon parameters. */ 5435264912Skevlo urtwn_write_2(sc, R92C_BCN_CTRL, 0x1010); 5436251538Srpaulo urtwn_write_2(sc, R92C_TBTT_PROHIBIT, 0x6404); 5437251538Srpaulo urtwn_write_1(sc, R92C_DRVERLYINT, 0x05); 5438251538Srpaulo urtwn_write_1(sc, R92C_BCNDMATIM, 0x02); 5439251538Srpaulo urtwn_write_2(sc, R92C_BCNTCFG, 0x660f); 5440251538Srpaulo 5441264912Skevlo if (!(sc->chip & URTWN_CHIP_88E)) { 5442264912Skevlo /* Setup AMPDU aggregation. */ 5443264912Skevlo urtwn_write_4(sc, R92C_AGGLEN_LMT, 0x99997631); /* MCS7~0 */ 5444264912Skevlo urtwn_write_1(sc, R92C_AGGR_BREAK_TIME, 0x16); 5445264912Skevlo urtwn_write_2(sc, R92C_MAX_AGGR_NUM, 0x0708); 5446251538Srpaulo 5447264912Skevlo urtwn_write_1(sc, R92C_BCN_MAX_ERR, 0xff); 5448264912Skevlo } 5449251538Srpaulo 5450295871Savos#ifndef URTWN_WITHOUT_UCODE 5451251538Srpaulo /* Load 8051 microcode. */ 5452251538Srpaulo error = urtwn_load_firmware(sc); 5453295871Savos if (error == 0) 5454295871Savos sc->sc_flags |= URTWN_FW_LOADED; 5455295871Savos#endif 5456251538Srpaulo 5457251538Srpaulo /* Initialize MAC/BB/RF blocks. */ 5458291698Savos error = urtwn_mac_init(sc); 5459291698Savos if (error != 0) { 5460291698Savos device_printf(sc->sc_dev, 5461291698Savos "%s: error while initializing MAC block\n", __func__); 5462291698Savos goto fail; 5463291698Savos } 5464251538Srpaulo urtwn_bb_init(sc); 5465251538Srpaulo urtwn_rf_init(sc); 5466251538Srpaulo 5467290564Savos /* Reinitialize Rx filter (D3845 is not committed yet). */ 5468290564Savos urtwn_rxfilter_init(sc); 5469290564Savos 5470264912Skevlo if (sc->chip & URTWN_CHIP_88E) { 5471264912Skevlo urtwn_write_2(sc, R92C_CR, 5472264912Skevlo urtwn_read_2(sc, R92C_CR) | R92C_CR_MACTXEN | 5473264912Skevlo R92C_CR_MACRXEN); 5474264912Skevlo } 5475264912Skevlo 5476251538Srpaulo /* Turn CCK and OFDM blocks on. */ 5477251538Srpaulo reg = urtwn_bb_read(sc, R92C_FPGA0_RFMOD); 5478251538Srpaulo reg |= R92C_RFMOD_CCK_EN; 5479291698Savos usb_err = urtwn_bb_write(sc, R92C_FPGA0_RFMOD, reg); 5480291698Savos if (usb_err != USB_ERR_NORMAL_COMPLETION) 5481291698Savos goto fail; 5482251538Srpaulo reg = urtwn_bb_read(sc, R92C_FPGA0_RFMOD); 5483251538Srpaulo reg |= R92C_RFMOD_OFDM_EN; 5484291698Savos usb_err = urtwn_bb_write(sc, R92C_FPGA0_RFMOD, reg); 5485291698Savos if (usb_err != USB_ERR_NORMAL_COMPLETION) 5486291698Savos goto fail; 5487251538Srpaulo 5488251538Srpaulo /* Clear per-station keys table. */ 5489251538Srpaulo urtwn_cam_init(sc); 5490251538Srpaulo 5491292175Savos /* Enable decryption / encryption. */ 5492292175Savos urtwn_write_2(sc, R92C_SECCFG, 5493292175Savos R92C_SECCFG_TXUCKEY_DEF | R92C_SECCFG_RXUCKEY_DEF | 5494292175Savos R92C_SECCFG_TXENC_ENA | R92C_SECCFG_RXDEC_ENA | 5495292175Savos R92C_SECCFG_TXBCKEY_DEF | R92C_SECCFG_RXBCKEY_DEF); 5496292175Savos 5497251538Srpaulo /* Enable hardware sequence numbering. */ 5498293180Savos urtwn_write_1(sc, R92C_HWSEQ_CTRL, R92C_TX_QUEUE_ALL); 5499251538Srpaulo 5500292167Savos /* Enable per-packet TX report. */ 5501292167Savos if (sc->chip & URTWN_CHIP_88E) { 5502292167Savos urtwn_write_1(sc, R88E_TX_RPT_CTRL, 5503292167Savos urtwn_read_1(sc, R88E_TX_RPT_CTRL) | R88E_TX_RPT1_ENA); 5504292167Savos } 5505292167Savos 5506251538Srpaulo /* Perform LO and IQ calibrations. */ 5507251538Srpaulo urtwn_iq_calib(sc); 5508251538Srpaulo /* Perform LC calibration. */ 5509251538Srpaulo urtwn_lc_calib(sc); 5510251538Srpaulo 5511251538Srpaulo /* Fix USB interference issue. */ 5512264912Skevlo if (!(sc->chip & URTWN_CHIP_88E)) { 5513264912Skevlo urtwn_write_1(sc, 0xfe40, 0xe0); 5514264912Skevlo urtwn_write_1(sc, 0xfe41, 0x8d); 5515264912Skevlo urtwn_write_1(sc, 0xfe42, 0x80); 5516251538Srpaulo 5517264912Skevlo urtwn_pa_bias_init(sc); 5518264912Skevlo } 5519251538Srpaulo 5520251538Srpaulo /* Initialize GPIO setting. */ 5521251538Srpaulo urtwn_write_1(sc, R92C_GPIO_MUXCFG, 5522251538Srpaulo urtwn_read_1(sc, R92C_GPIO_MUXCFG) & ~R92C_GPIO_MUXCFG_ENBT); 5523251538Srpaulo 5524251538Srpaulo /* Fix for lower temperature. */ 5525264912Skevlo if (!(sc->chip & URTWN_CHIP_88E)) 5526264912Skevlo urtwn_write_1(sc, 0x15, 0xe9); 5527251538Srpaulo 5528251538Srpaulo usbd_transfer_start(sc->sc_xfer[URTWN_BULK_RX]); 5529251538Srpaulo 5530287197Sglebius sc->sc_flags |= URTWN_RUNNING; 5531251538Srpaulo 5532301762Savos /* 5533301762Savos * Install static keys (if any). 5534301762Savos * Must be called after urtwn_cam_init(). 5535301762Savos */ 5536301762Savos if (vap != NULL) 5537301762Savos urtwn_setup_static_keys(sc, URTWN_VAP(vap)); 5538301762Savos 5539251538Srpaulo callout_reset(&sc->sc_watchdog_ch, hz, urtwn_watchdog, sc); 5540251538Srpaulofail: 5541291698Savos if (usb_err != USB_ERR_NORMAL_COMPLETION) 5542291698Savos error = EIO; 5543291698Savos 5544291698Savos URTWN_UNLOCK(sc); 5545291698Savos 5546291698Savos return (error); 5547251538Srpaulo} 5548251538Srpaulo 5549251538Srpaulostatic void 5550287197Sglebiusurtwn_stop(struct urtwn_softc *sc) 5551251538Srpaulo{ 5552251538Srpaulo 5553291698Savos URTWN_LOCK(sc); 5554291698Savos if (!(sc->sc_flags & URTWN_RUNNING)) { 5555291698Savos URTWN_UNLOCK(sc); 5556291698Savos return; 5557291698Savos } 5558291698Savos 5559295871Savos sc->sc_flags &= ~(URTWN_RUNNING | URTWN_FW_LOADED | 5560295871Savos URTWN_TEMP_MEASURED); 5561294473Savos sc->thcal_lctemp = 0; 5562251538Srpaulo callout_stop(&sc->sc_watchdog_ch); 5563295874Savos 5564251538Srpaulo urtwn_abort_xfers(sc); 5565288353Sadrian urtwn_drain_mbufq(sc); 5566302183Savos urtwn_free_tx_list(sc); 5567302183Savos urtwn_free_rx_list(sc); 5568295874Savos urtwn_power_off(sc); 5569291698Savos URTWN_UNLOCK(sc); 5570251538Srpaulo} 5571251538Srpaulo 5572251538Srpaulostatic void 5573251538Srpaulourtwn_abort_xfers(struct urtwn_softc *sc) 5574251538Srpaulo{ 5575251538Srpaulo int i; 5576251538Srpaulo 5577251538Srpaulo URTWN_ASSERT_LOCKED(sc); 5578251538Srpaulo 5579251538Srpaulo /* abort any pending transfers */ 5580251538Srpaulo for (i = 0; i < URTWN_N_TRANSFER; i++) 5581251538Srpaulo usbd_transfer_stop(sc->sc_xfer[i]); 5582251538Srpaulo} 5583251538Srpaulo 5584251538Srpaulostatic int 5585251538Srpaulourtwn_raw_xmit(struct ieee80211_node *ni, struct mbuf *m, 5586251538Srpaulo const struct ieee80211_bpf_params *params) 5587251538Srpaulo{ 5588251538Srpaulo struct ieee80211com *ic = ni->ni_ic; 5589286949Sadrian struct urtwn_softc *sc = ic->ic_softc; 5590251538Srpaulo struct urtwn_data *bf; 5591290630Savos int error; 5592251538Srpaulo 5593297596Sadrian URTWN_DPRINTF(sc, URTWN_DEBUG_XMIT, "%s: called; m=%p\n", 5594297596Sadrian __func__, 5595297596Sadrian m); 5596297596Sadrian 5597251538Srpaulo /* prevent management frames from being sent if we're not ready */ 5598290630Savos URTWN_LOCK(sc); 5599287197Sglebius if (!(sc->sc_flags & URTWN_RUNNING)) { 5600290630Savos error = ENETDOWN; 5601290630Savos goto end; 5602251538Srpaulo } 5603290630Savos 5604251538Srpaulo bf = urtwn_getbuf(sc); 5605251538Srpaulo if (bf == NULL) { 5606290630Savos error = ENOBUFS; 5607290630Savos goto end; 5608251538Srpaulo } 5609251538Srpaulo 5610292221Savos if (params == NULL) { 5611292221Savos /* 5612292221Savos * Legacy path; interpret frame contents to decide 5613292221Savos * precisely how to send the frame. 5614292221Savos */ 5615292221Savos error = urtwn_tx_data(sc, ni, m, bf); 5616292221Savos } else { 5617292221Savos /* 5618292221Savos * Caller supplied explicit parameters to use in 5619292221Savos * sending the frame. 5620292221Savos */ 5621292221Savos error = urtwn_tx_raw(sc, ni, m, bf, params); 5622292221Savos } 5623292221Savos if (error != 0) { 5624251538Srpaulo STAILQ_INSERT_HEAD(&sc->sc_tx_inactive, bf, next); 5625290630Savos goto end; 5626251538Srpaulo } 5627290630Savos 5628288353Sadrian sc->sc_txtimer = 5; 5629290630Savos callout_reset(&sc->sc_watchdog_ch, hz, urtwn_watchdog, sc); 5630290630Savos 5631290630Savosend: 5632290630Savos if (error != 0) 5633290630Savos m_freem(m); 5634290630Savos 5635251538Srpaulo URTWN_UNLOCK(sc); 5636251538Srpaulo 5637290630Savos return (error); 5638251538Srpaulo} 5639251538Srpaulo 5640266472Shselaskystatic void 5641266472Shselaskyurtwn_ms_delay(struct urtwn_softc *sc) 5642266472Shselasky{ 5643266472Shselasky usb_pause_mtx(&sc->sc_mtx, hz / 1000); 5644266472Shselasky} 5645266472Shselasky 5646251538Srpaulostatic device_method_t urtwn_methods[] = { 5647251538Srpaulo /* Device interface */ 5648251538Srpaulo DEVMETHOD(device_probe, urtwn_match), 5649251538Srpaulo DEVMETHOD(device_attach, urtwn_attach), 5650251538Srpaulo DEVMETHOD(device_detach, urtwn_detach), 5651251538Srpaulo 5652264912Skevlo DEVMETHOD_END 5653251538Srpaulo}; 5654251538Srpaulo 5655251538Srpaulostatic driver_t urtwn_driver = { 5656251538Srpaulo "urtwn", 5657251538Srpaulo urtwn_methods, 5658251538Srpaulo sizeof(struct urtwn_softc) 5659251538Srpaulo}; 5660251538Srpaulo 5661251538Srpaulostatic devclass_t urtwn_devclass; 5662251538Srpaulo 5663251538SrpauloDRIVER_MODULE(urtwn, uhub, urtwn_driver, urtwn_devclass, NULL, NULL); 5664251538SrpauloMODULE_DEPEND(urtwn, usb, 1, 1, 1); 5665251538SrpauloMODULE_DEPEND(urtwn, wlan, 1, 1, 1); 5666295871Savos#ifndef URTWN_WITHOUT_UCODE 5667251538SrpauloMODULE_DEPEND(urtwn, firmware, 1, 1, 1); 5668295871Savos#endif 5669251538SrpauloMODULE_VERSION(urtwn, 1); 5670292080SimpUSB_PNP_HOST_INFO(urtwn_devs); 5671