if_urtwn.c revision 303344
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 303344 2016-07-26 20:26:03Z avos $"); 23251538Srpaulo 24251538Srpaulo/* 25264912Skevlo * Driver for Realtek RTL8188CE-VAU/RTL8188CUS/RTL8188EU/RTL8188RU/RTL8192CU. 26251538Srpaulo */ 27251538Srpaulo 28288353Sadrian#include "opt_wlan.h" 29295871Savos#include "opt_urtwn.h" 30288353Sadrian 31251538Srpaulo#include <sys/param.h> 32251538Srpaulo#include <sys/sockio.h> 33251538Srpaulo#include <sys/sysctl.h> 34251538Srpaulo#include <sys/lock.h> 35251538Srpaulo#include <sys/mutex.h> 36291902Skevlo#include <sys/condvar.h> 37251538Srpaulo#include <sys/mbuf.h> 38251538Srpaulo#include <sys/kernel.h> 39251538Srpaulo#include <sys/socket.h> 40251538Srpaulo#include <sys/systm.h> 41251538Srpaulo#include <sys/malloc.h> 42251538Srpaulo#include <sys/module.h> 43251538Srpaulo#include <sys/bus.h> 44251538Srpaulo#include <sys/endian.h> 45251538Srpaulo#include <sys/linker.h> 46251538Srpaulo#include <sys/firmware.h> 47251538Srpaulo#include <sys/kdb.h> 48251538Srpaulo 49251538Srpaulo#include <machine/bus.h> 50251538Srpaulo#include <machine/resource.h> 51251538Srpaulo#include <sys/rman.h> 52251538Srpaulo 53251538Srpaulo#include <net/bpf.h> 54251538Srpaulo#include <net/if.h> 55257176Sglebius#include <net/if_var.h> 56251538Srpaulo#include <net/if_arp.h> 57251538Srpaulo#include <net/ethernet.h> 58251538Srpaulo#include <net/if_dl.h> 59251538Srpaulo#include <net/if_media.h> 60251538Srpaulo#include <net/if_types.h> 61251538Srpaulo 62251538Srpaulo#include <netinet/in.h> 63251538Srpaulo#include <netinet/in_systm.h> 64251538Srpaulo#include <netinet/in_var.h> 65251538Srpaulo#include <netinet/if_ether.h> 66251538Srpaulo#include <netinet/ip.h> 67251538Srpaulo 68251538Srpaulo#include <net80211/ieee80211_var.h> 69251538Srpaulo#include <net80211/ieee80211_regdomain.h> 70251538Srpaulo#include <net80211/ieee80211_radiotap.h> 71251538Srpaulo#include <net80211/ieee80211_ratectl.h> 72297596Sadrian#ifdef IEEE80211_SUPPORT_SUPERG 73297596Sadrian#include <net80211/ieee80211_superg.h> 74297596Sadrian#endif 75251538Srpaulo 76251538Srpaulo#include <dev/usb/usb.h> 77251538Srpaulo#include <dev/usb/usbdi.h> 78291902Skevlo#include <dev/usb/usb_device.h> 79251538Srpaulo#include "usbdevs.h" 80251538Srpaulo 81251538Srpaulo#include <dev/usb/usb_debug.h> 82251538Srpaulo 83297058Sadrian#include <dev/urtwn/if_urtwnreg.h> 84297058Sadrian#include <dev/urtwn/if_urtwnvar.h> 85251538Srpaulo 86251538Srpaulo#ifdef USB_DEBUG 87294471Savosenum { 88294471Savos URTWN_DEBUG_XMIT = 0x00000001, /* basic xmit operation */ 89294471Savos URTWN_DEBUG_RECV = 0x00000002, /* basic recv operation */ 90294471Savos URTWN_DEBUG_STATE = 0x00000004, /* 802.11 state transitions */ 91294471Savos URTWN_DEBUG_RA = 0x00000008, /* f/w rate adaptation setup */ 92294471Savos URTWN_DEBUG_USB = 0x00000010, /* usb requests */ 93294471Savos URTWN_DEBUG_FIRMWARE = 0x00000020, /* firmware(9) loading debug */ 94294471Savos URTWN_DEBUG_BEACON = 0x00000040, /* beacon handling */ 95294471Savos URTWN_DEBUG_INTR = 0x00000080, /* ISR */ 96294471Savos URTWN_DEBUG_TEMP = 0x00000100, /* temperature calibration */ 97294471Savos URTWN_DEBUG_ROM = 0x00000200, /* various ROM info */ 98294471Savos URTWN_DEBUG_KEY = 0x00000400, /* crypto keys management */ 99294471Savos URTWN_DEBUG_TXPWR = 0x00000800, /* dump Tx power values */ 100297175Sadrian URTWN_DEBUG_RSSI = 0x00001000, /* dump RSSI lookups */ 101294471Savos URTWN_DEBUG_ANY = 0xffffffff 102294471Savos}; 103251538Srpaulo 104294471Savos#define URTWN_DPRINTF(_sc, _m, ...) do { \ 105294471Savos if ((_sc)->sc_debug & (_m)) \ 106294471Savos device_printf((_sc)->sc_dev, __VA_ARGS__); \ 107294471Savos} while(0) 108294471Savos 109294471Savos#else 110294471Savos#define URTWN_DPRINTF(_sc, _m, ...) do { (void) sc; } while (0) 111251538Srpaulo#endif 112251538Srpaulo 113288088Sadrian#define IEEE80211_HAS_ADDR4(wh) IEEE80211_IS_DSTODS(wh) 114251538Srpaulo 115297175Sadrianstatic int urtwn_enable_11n = 1; 116297175SadrianTUNABLE_INT("hw.usb.urtwn.enable_11n", &urtwn_enable_11n); 117297175Sadrian 118251538Srpaulo/* various supported device vendors/products */ 119251596Srpaulostatic const STRUCT_USB_HOST_ID urtwn_devs[] = { 120251538Srpaulo#define URTWN_DEV(v,p) { USB_VP(USB_VENDOR_##v, USB_PRODUCT_##v##_##p) } 121264912Skevlo#define URTWN_RTL8188E_DEV(v,p) \ 122264912Skevlo { USB_VPI(USB_VENDOR_##v, USB_PRODUCT_##v##_##p, URTWN_RTL8188E) } 123264912Skevlo#define URTWN_RTL8188E 1 124251538Srpaulo URTWN_DEV(ABOCOM, RTL8188CU_1), 125251538Srpaulo URTWN_DEV(ABOCOM, RTL8188CU_2), 126251538Srpaulo URTWN_DEV(ABOCOM, RTL8192CU), 127251538Srpaulo URTWN_DEV(ASUS, RTL8192CU), 128266721Skevlo URTWN_DEV(ASUS, USBN10NANO), 129251538Srpaulo URTWN_DEV(AZUREWAVE, RTL8188CE_1), 130251538Srpaulo URTWN_DEV(AZUREWAVE, RTL8188CE_2), 131251538Srpaulo URTWN_DEV(AZUREWAVE, RTL8188CU), 132251538Srpaulo URTWN_DEV(BELKIN, F7D2102), 133251538Srpaulo URTWN_DEV(BELKIN, RTL8188CU), 134251538Srpaulo URTWN_DEV(BELKIN, RTL8192CU), 135251538Srpaulo URTWN_DEV(CHICONY, RTL8188CUS_1), 136251538Srpaulo URTWN_DEV(CHICONY, RTL8188CUS_2), 137251538Srpaulo URTWN_DEV(CHICONY, RTL8188CUS_3), 138251538Srpaulo URTWN_DEV(CHICONY, RTL8188CUS_4), 139251538Srpaulo URTWN_DEV(CHICONY, RTL8188CUS_5), 140251538Srpaulo URTWN_DEV(COREGA, RTL8192CU), 141251538Srpaulo URTWN_DEV(DLINK, RTL8188CU), 142251538Srpaulo URTWN_DEV(DLINK, RTL8192CU_1), 143251538Srpaulo URTWN_DEV(DLINK, RTL8192CU_2), 144251538Srpaulo URTWN_DEV(DLINK, RTL8192CU_3), 145252196Skevlo URTWN_DEV(DLINK, DWA131B), 146251538Srpaulo URTWN_DEV(EDIMAX, EW7811UN), 147251538Srpaulo URTWN_DEV(EDIMAX, RTL8192CU), 148251538Srpaulo URTWN_DEV(FEIXUN, RTL8188CU), 149251538Srpaulo URTWN_DEV(FEIXUN, RTL8192CU), 150251538Srpaulo URTWN_DEV(GUILLEMOT, HWNUP150), 151251538Srpaulo URTWN_DEV(HAWKING, RTL8192CU), 152251538Srpaulo URTWN_DEV(HP3, RTL8188CU), 153251538Srpaulo URTWN_DEV(NETGEAR, WNA1000M), 154251538Srpaulo URTWN_DEV(NETGEAR, RTL8192CU), 155251538Srpaulo URTWN_DEV(NETGEAR4, RTL8188CU), 156251538Srpaulo URTWN_DEV(NOVATECH, RTL8188CU), 157251538Srpaulo URTWN_DEV(PLANEX2, RTL8188CU_1), 158251538Srpaulo URTWN_DEV(PLANEX2, RTL8188CU_2), 159251538Srpaulo URTWN_DEV(PLANEX2, RTL8188CU_3), 160251538Srpaulo URTWN_DEV(PLANEX2, RTL8188CU_4), 161251538Srpaulo URTWN_DEV(PLANEX2, RTL8188CUS), 162251538Srpaulo URTWN_DEV(PLANEX2, RTL8192CU), 163251538Srpaulo URTWN_DEV(REALTEK, RTL8188CE_0), 164251538Srpaulo URTWN_DEV(REALTEK, RTL8188CE_1), 165251538Srpaulo URTWN_DEV(REALTEK, RTL8188CTV), 166251538Srpaulo URTWN_DEV(REALTEK, RTL8188CU_0), 167251538Srpaulo URTWN_DEV(REALTEK, RTL8188CU_1), 168251538Srpaulo URTWN_DEV(REALTEK, RTL8188CU_2), 169282119Skevlo URTWN_DEV(REALTEK, RTL8188CU_3), 170251538Srpaulo URTWN_DEV(REALTEK, RTL8188CU_COMBO), 171251538Srpaulo URTWN_DEV(REALTEK, RTL8188CUS), 172251538Srpaulo URTWN_DEV(REALTEK, RTL8188RU_1), 173251538Srpaulo URTWN_DEV(REALTEK, RTL8188RU_2), 174272410Shselasky URTWN_DEV(REALTEK, RTL8188RU_3), 175251538Srpaulo URTWN_DEV(REALTEK, RTL8191CU), 176251538Srpaulo URTWN_DEV(REALTEK, RTL8192CE), 177251538Srpaulo URTWN_DEV(REALTEK, RTL8192CU), 178251538Srpaulo URTWN_DEV(SITECOMEU, RTL8188CU_1), 179251538Srpaulo URTWN_DEV(SITECOMEU, RTL8188CU_2), 180251538Srpaulo URTWN_DEV(SITECOMEU, RTL8192CU), 181251538Srpaulo URTWN_DEV(TRENDNET, RTL8188CU), 182251538Srpaulo URTWN_DEV(TRENDNET, RTL8192CU), 183251538Srpaulo URTWN_DEV(ZYXEL, RTL8192CU), 184264912Skevlo /* URTWN_RTL8188E */ 185295907Skevlo URTWN_RTL8188E_DEV(ABOCOM, RTL8188EU), 186273589Skevlo URTWN_RTL8188E_DEV(DLINK, DWA123D1), 187270191Skevlo URTWN_RTL8188E_DEV(DLINK, DWA125D1), 188273589Skevlo URTWN_RTL8188E_DEV(ELECOM, WDC150SU2M), 189264912Skevlo URTWN_RTL8188E_DEV(REALTEK, RTL8188ETV), 190264912Skevlo URTWN_RTL8188E_DEV(REALTEK, RTL8188EU), 191264912Skevlo#undef URTWN_RTL8188E_DEV 192251538Srpaulo#undef URTWN_DEV 193251538Srpaulo}; 194251538Srpaulo 195251538Srpaulostatic device_probe_t urtwn_match; 196251538Srpaulostatic device_attach_t urtwn_attach; 197251538Srpaulostatic device_detach_t urtwn_detach; 198251538Srpaulo 199251538Srpaulostatic usb_callback_t urtwn_bulk_tx_callback; 200251538Srpaulostatic usb_callback_t urtwn_bulk_rx_callback; 201251538Srpaulo 202294471Savosstatic void urtwn_sysctlattach(struct urtwn_softc *); 203294471Savosstatic void urtwn_drain_mbufq(struct urtwn_softc *); 204287197Sglebiusstatic usb_error_t urtwn_do_request(struct urtwn_softc *, 205287197Sglebius struct usb_device_request *, void *); 206251538Srpaulostatic struct ieee80211vap *urtwn_vap_create(struct ieee80211com *, 207251538Srpaulo const char [IFNAMSIZ], int, enum ieee80211_opmode, int, 208251538Srpaulo const uint8_t [IEEE80211_ADDR_LEN], 209251538Srpaulo const uint8_t [IEEE80211_ADDR_LEN]); 210251538Srpaulostatic void urtwn_vap_delete(struct ieee80211vap *); 211302034Savosstatic void urtwn_vap_clear_tx(struct urtwn_softc *, 212302034Savos struct ieee80211vap *); 213302034Savosstatic void urtwn_vap_clear_tx_queue(struct urtwn_softc *, 214302034Savos urtwn_datahead *, struct ieee80211vap *); 215292207Savosstatic struct mbuf * urtwn_rx_copy_to_mbuf(struct urtwn_softc *, 216292207Savos struct r92c_rx_stat *, int); 217292207Savosstatic struct mbuf * urtwn_report_intr(struct usb_xfer *, 218292207Savos struct urtwn_data *); 219292207Savosstatic struct mbuf * urtwn_rxeof(struct urtwn_softc *, uint8_t *, int); 220292167Savosstatic void urtwn_r88e_ratectl_tx_complete(struct urtwn_softc *, 221292167Savos void *); 222292207Savosstatic struct ieee80211_node *urtwn_rx_frame(struct urtwn_softc *, 223292207Savos struct mbuf *, int8_t *); 224289891Savosstatic void urtwn_txeof(struct urtwn_softc *, struct urtwn_data *, 225289891Savos int); 226281069Srpaulostatic int urtwn_alloc_list(struct urtwn_softc *, 227251538Srpaulo struct urtwn_data[], int, int); 228251538Srpaulostatic int urtwn_alloc_rx_list(struct urtwn_softc *); 229251538Srpaulostatic int urtwn_alloc_tx_list(struct urtwn_softc *); 230251538Srpaulostatic void urtwn_free_list(struct urtwn_softc *, 231251538Srpaulo struct urtwn_data data[], int); 232289066Skevlostatic void urtwn_free_rx_list(struct urtwn_softc *); 233289066Skevlostatic void urtwn_free_tx_list(struct urtwn_softc *); 234251538Srpaulostatic struct urtwn_data * _urtwn_getbuf(struct urtwn_softc *); 235251538Srpaulostatic struct urtwn_data * urtwn_getbuf(struct urtwn_softc *); 236291698Savosstatic usb_error_t urtwn_write_region_1(struct urtwn_softc *, uint16_t, 237251538Srpaulo uint8_t *, int); 238291698Savosstatic usb_error_t urtwn_write_1(struct urtwn_softc *, uint16_t, uint8_t); 239291698Savosstatic usb_error_t urtwn_write_2(struct urtwn_softc *, uint16_t, uint16_t); 240291698Savosstatic usb_error_t urtwn_write_4(struct urtwn_softc *, uint16_t, uint32_t); 241291698Savosstatic usb_error_t urtwn_read_region_1(struct urtwn_softc *, uint16_t, 242251538Srpaulo uint8_t *, int); 243251538Srpaulostatic uint8_t urtwn_read_1(struct urtwn_softc *, uint16_t); 244251538Srpaulostatic uint16_t urtwn_read_2(struct urtwn_softc *, uint16_t); 245251538Srpaulostatic uint32_t urtwn_read_4(struct urtwn_softc *, uint16_t); 246281069Srpaulostatic int urtwn_fw_cmd(struct urtwn_softc *, uint8_t, 247251538Srpaulo const void *, int); 248292174Savosstatic void urtwn_cmdq_cb(void *, int); 249292174Savosstatic int urtwn_cmd_sleepable(struct urtwn_softc *, const void *, 250292174Savos size_t, CMD_FUNC_PROTO); 251264912Skevlostatic void urtwn_r92c_rf_write(struct urtwn_softc *, int, 252264912Skevlo uint8_t, uint32_t); 253281069Srpaulostatic void urtwn_r88e_rf_write(struct urtwn_softc *, int, 254264912Skevlo uint8_t, uint32_t); 255251538Srpaulostatic uint32_t urtwn_rf_read(struct urtwn_softc *, int, uint8_t); 256281069Srpaulostatic int urtwn_llt_write(struct urtwn_softc *, uint32_t, 257251538Srpaulo uint32_t); 258291264Savosstatic int urtwn_efuse_read_next(struct urtwn_softc *, uint8_t *); 259291264Savosstatic int urtwn_efuse_read_data(struct urtwn_softc *, uint8_t *, 260291264Savos uint8_t, uint8_t); 261294471Savos#ifdef USB_DEBUG 262291264Savosstatic void urtwn_dump_rom_contents(struct urtwn_softc *, 263291264Savos uint8_t *, uint16_t); 264291264Savos#endif 265291264Savosstatic int urtwn_efuse_read(struct urtwn_softc *, uint8_t *, 266291264Savos uint16_t); 267291698Savosstatic int urtwn_efuse_switch_power(struct urtwn_softc *); 268251538Srpaulostatic int urtwn_read_chipid(struct urtwn_softc *); 269291264Savosstatic int urtwn_read_rom(struct urtwn_softc *); 270291264Savosstatic int urtwn_r88e_read_rom(struct urtwn_softc *); 271251538Srpaulostatic int urtwn_ra_init(struct urtwn_softc *); 272290631Savosstatic void urtwn_init_beacon(struct urtwn_softc *, 273290631Savos struct urtwn_vap *); 274290631Savosstatic int urtwn_setup_beacon(struct urtwn_softc *, 275290631Savos struct ieee80211_node *); 276290631Savosstatic void urtwn_update_beacon(struct ieee80211vap *, int); 277290631Savosstatic int urtwn_tx_beacon(struct urtwn_softc *sc, 278290631Savos struct urtwn_vap *); 279292175Savosstatic int urtwn_key_alloc(struct ieee80211vap *, 280292175Savos struct ieee80211_key *, ieee80211_keyix *, 281292175Savos ieee80211_keyix *); 282292175Savosstatic void urtwn_key_set_cb(struct urtwn_softc *, 283292175Savos union sec_param *); 284292175Savosstatic void urtwn_key_del_cb(struct urtwn_softc *, 285292175Savos union sec_param *); 286292175Savosstatic int urtwn_key_set(struct ieee80211vap *, 287292175Savos const struct ieee80211_key *); 288292175Savosstatic int urtwn_key_delete(struct ieee80211vap *, 289292175Savos const struct ieee80211_key *); 290290651Savosstatic void urtwn_tsf_task_adhoc(void *, int); 291290631Savosstatic void urtwn_tsf_sync_enable(struct urtwn_softc *, 292290631Savos struct ieee80211vap *); 293292203Savosstatic void urtwn_get_tsf(struct urtwn_softc *, uint64_t *); 294251538Srpaulostatic void urtwn_set_led(struct urtwn_softc *, int, int); 295289811Savosstatic void urtwn_set_mode(struct urtwn_softc *, uint8_t); 296290651Savosstatic void urtwn_ibss_recv_mgmt(struct ieee80211_node *, 297290651Savos struct mbuf *, int, 298290651Savos const struct ieee80211_rx_stats *, int, int); 299281069Srpaulostatic int urtwn_newstate(struct ieee80211vap *, 300251538Srpaulo enum ieee80211_state, int); 301294473Savosstatic void urtwn_calib_to(void *); 302294473Savosstatic void urtwn_calib_cb(struct urtwn_softc *, 303294473Savos union sec_param *); 304251538Srpaulostatic void urtwn_watchdog(void *); 305251538Srpaulostatic void urtwn_update_avgrssi(struct urtwn_softc *, int, int8_t); 306251538Srpaulostatic int8_t urtwn_get_rssi(struct urtwn_softc *, int, void *); 307264912Skevlostatic int8_t urtwn_r88e_get_rssi(struct urtwn_softc *, int, void *); 308290630Savosstatic int urtwn_tx_data(struct urtwn_softc *, 309251538Srpaulo struct ieee80211_node *, struct mbuf *, 310251538Srpaulo struct urtwn_data *); 311292221Savosstatic int urtwn_tx_raw(struct urtwn_softc *, 312292221Savos struct ieee80211_node *, struct mbuf *, 313292221Savos struct urtwn_data *, 314292221Savos const struct ieee80211_bpf_params *); 315290630Savosstatic void urtwn_tx_start(struct urtwn_softc *, struct mbuf *, 316290630Savos uint8_t, struct urtwn_data *); 317287197Sglebiusstatic int urtwn_transmit(struct ieee80211com *, struct mbuf *); 318287197Sglebiusstatic void urtwn_start(struct urtwn_softc *); 319287197Sglebiusstatic void urtwn_parent(struct ieee80211com *); 320264912Skevlostatic int urtwn_r92c_power_on(struct urtwn_softc *); 321264912Skevlostatic int urtwn_r88e_power_on(struct urtwn_softc *); 322295874Savosstatic void urtwn_r92c_power_off(struct urtwn_softc *); 323295874Savosstatic void urtwn_r88e_power_off(struct urtwn_softc *); 324251538Srpaulostatic int urtwn_llt_init(struct urtwn_softc *); 325295871Savos#ifndef URTWN_WITHOUT_UCODE 326251538Srpaulostatic void urtwn_fw_reset(struct urtwn_softc *); 327264912Skevlostatic void urtwn_r88e_fw_reset(struct urtwn_softc *); 328281069Srpaulostatic int urtwn_fw_loadpage(struct urtwn_softc *, int, 329251538Srpaulo const uint8_t *, int); 330251538Srpaulostatic int urtwn_load_firmware(struct urtwn_softc *); 331295871Savos#endif 332291902Skevlostatic int urtwn_dma_init(struct urtwn_softc *); 333291698Savosstatic int urtwn_mac_init(struct urtwn_softc *); 334251538Srpaulostatic void urtwn_bb_init(struct urtwn_softc *); 335251538Srpaulostatic void urtwn_rf_init(struct urtwn_softc *); 336251538Srpaulostatic void urtwn_cam_init(struct urtwn_softc *); 337292175Savosstatic int urtwn_cam_write(struct urtwn_softc *, uint32_t, 338292175Savos uint32_t); 339251538Srpaulostatic void urtwn_pa_bias_init(struct urtwn_softc *); 340251538Srpaulostatic void urtwn_rxfilter_init(struct urtwn_softc *); 341251538Srpaulostatic void urtwn_edca_init(struct urtwn_softc *); 342281069Srpaulostatic void urtwn_write_txpower(struct urtwn_softc *, int, 343251538Srpaulo uint16_t[]); 344251538Srpaulostatic void urtwn_get_txpower(struct urtwn_softc *, int, 345281069Srpaulo struct ieee80211_channel *, 346251538Srpaulo struct ieee80211_channel *, uint16_t[]); 347264912Skevlostatic void urtwn_r88e_get_txpower(struct urtwn_softc *, int, 348281069Srpaulo struct ieee80211_channel *, 349264912Skevlo struct ieee80211_channel *, uint16_t[]); 350251538Srpaulostatic void urtwn_set_txpower(struct urtwn_softc *, 351281069Srpaulo struct ieee80211_channel *, 352251538Srpaulo struct ieee80211_channel *); 353290048Savosstatic void urtwn_set_rx_bssid_all(struct urtwn_softc *, int); 354290048Savosstatic void urtwn_set_gain(struct urtwn_softc *, uint8_t); 355251538Srpaulostatic void urtwn_scan_start(struct ieee80211com *); 356251538Srpaulostatic void urtwn_scan_end(struct ieee80211com *); 357300754Savosstatic void urtwn_getradiocaps(struct ieee80211com *, int, int *, 358300754Savos struct ieee80211_channel[]); 359251538Srpaulostatic void urtwn_set_channel(struct ieee80211com *); 360292014Savosstatic int urtwn_wme_update(struct ieee80211com *); 361294465Savosstatic void urtwn_update_slot(struct ieee80211com *); 362294465Savosstatic void urtwn_update_slot_cb(struct urtwn_softc *, 363294465Savos union sec_param *); 364294465Savosstatic void urtwn_update_aifs(struct urtwn_softc *, uint8_t); 365299965Savosstatic uint8_t urtwn_get_multi_pos(const uint8_t[]); 366299965Savosstatic void urtwn_set_multi(struct urtwn_softc *); 367290564Savosstatic void urtwn_set_promisc(struct urtwn_softc *); 368290564Savosstatic void urtwn_update_promisc(struct ieee80211com *); 369289066Skevlostatic void urtwn_update_mcast(struct ieee80211com *); 370297910Sadrianstatic struct ieee80211_node *urtwn_node_alloc(struct ieee80211vap *, 371292167Savos const uint8_t mac[IEEE80211_ADDR_LEN]); 372297910Sadrianstatic void urtwn_newassoc(struct ieee80211_node *, int); 373297910Sadrianstatic void urtwn_node_free(struct ieee80211_node *); 374251538Srpaulostatic void urtwn_set_chan(struct urtwn_softc *, 375281069Srpaulo struct ieee80211_channel *, 376251538Srpaulo struct ieee80211_channel *); 377251538Srpaulostatic void urtwn_iq_calib(struct urtwn_softc *); 378251538Srpaulostatic void urtwn_lc_calib(struct urtwn_softc *); 379294473Savosstatic void urtwn_temp_calib(struct urtwn_softc *); 380301762Savosstatic void urtwn_setup_static_keys(struct urtwn_softc *, 381301762Savos struct urtwn_vap *); 382291698Savosstatic int urtwn_init(struct urtwn_softc *); 383287197Sglebiusstatic void urtwn_stop(struct urtwn_softc *); 384251538Srpaulostatic void urtwn_abort_xfers(struct urtwn_softc *); 385251538Srpaulostatic int urtwn_raw_xmit(struct ieee80211_node *, struct mbuf *, 386251538Srpaulo const struct ieee80211_bpf_params *); 387266472Shselaskystatic void urtwn_ms_delay(struct urtwn_softc *); 388251538Srpaulo 389251538Srpaulo/* Aliases. */ 390251538Srpaulo#define urtwn_bb_write urtwn_write_4 391251538Srpaulo#define urtwn_bb_read urtwn_read_4 392251538Srpaulo 393251538Srpaulostatic const struct usb_config urtwn_config[URTWN_N_TRANSFER] = { 394251538Srpaulo [URTWN_BULK_RX] = { 395251538Srpaulo .type = UE_BULK, 396251538Srpaulo .endpoint = UE_ADDR_ANY, 397251538Srpaulo .direction = UE_DIR_IN, 398251538Srpaulo .bufsize = URTWN_RXBUFSZ, 399251538Srpaulo .flags = { 400251538Srpaulo .pipe_bof = 1, 401251538Srpaulo .short_xfer_ok = 1 402251538Srpaulo }, 403251538Srpaulo .callback = urtwn_bulk_rx_callback, 404251538Srpaulo }, 405251538Srpaulo [URTWN_BULK_TX_BE] = { 406251538Srpaulo .type = UE_BULK, 407251538Srpaulo .endpoint = 0x03, 408251538Srpaulo .direction = UE_DIR_OUT, 409251538Srpaulo .bufsize = URTWN_TXBUFSZ, 410251538Srpaulo .flags = { 411251538Srpaulo .ext_buffer = 1, 412251538Srpaulo .pipe_bof = 1, 413251538Srpaulo .force_short_xfer = 1 414251538Srpaulo }, 415251538Srpaulo .callback = urtwn_bulk_tx_callback, 416251538Srpaulo .timeout = URTWN_TX_TIMEOUT, /* ms */ 417251538Srpaulo }, 418251538Srpaulo [URTWN_BULK_TX_BK] = { 419251538Srpaulo .type = UE_BULK, 420251538Srpaulo .endpoint = 0x03, 421251538Srpaulo .direction = UE_DIR_OUT, 422251538Srpaulo .bufsize = URTWN_TXBUFSZ, 423251538Srpaulo .flags = { 424251538Srpaulo .ext_buffer = 1, 425251538Srpaulo .pipe_bof = 1, 426251538Srpaulo .force_short_xfer = 1, 427251538Srpaulo }, 428251538Srpaulo .callback = urtwn_bulk_tx_callback, 429251538Srpaulo .timeout = URTWN_TX_TIMEOUT, /* ms */ 430251538Srpaulo }, 431251538Srpaulo [URTWN_BULK_TX_VI] = { 432251538Srpaulo .type = UE_BULK, 433251538Srpaulo .endpoint = 0x02, 434251538Srpaulo .direction = UE_DIR_OUT, 435251538Srpaulo .bufsize = URTWN_TXBUFSZ, 436251538Srpaulo .flags = { 437251538Srpaulo .ext_buffer = 1, 438251538Srpaulo .pipe_bof = 1, 439251538Srpaulo .force_short_xfer = 1 440251538Srpaulo }, 441251538Srpaulo .callback = urtwn_bulk_tx_callback, 442251538Srpaulo .timeout = URTWN_TX_TIMEOUT, /* ms */ 443251538Srpaulo }, 444251538Srpaulo [URTWN_BULK_TX_VO] = { 445251538Srpaulo .type = UE_BULK, 446251538Srpaulo .endpoint = 0x02, 447251538Srpaulo .direction = UE_DIR_OUT, 448251538Srpaulo .bufsize = URTWN_TXBUFSZ, 449251538Srpaulo .flags = { 450251538Srpaulo .ext_buffer = 1, 451251538Srpaulo .pipe_bof = 1, 452251538Srpaulo .force_short_xfer = 1 453251538Srpaulo }, 454251538Srpaulo .callback = urtwn_bulk_tx_callback, 455251538Srpaulo .timeout = URTWN_TX_TIMEOUT, /* ms */ 456251538Srpaulo }, 457251538Srpaulo}; 458251538Srpaulo 459292014Savosstatic const struct wme_to_queue { 460292014Savos uint16_t reg; 461292014Savos uint8_t qid; 462292014Savos} wme2queue[WME_NUM_AC] = { 463292014Savos { R92C_EDCA_BE_PARAM, URTWN_BULK_TX_BE}, 464292014Savos { R92C_EDCA_BK_PARAM, URTWN_BULK_TX_BK}, 465292014Savos { R92C_EDCA_VI_PARAM, URTWN_BULK_TX_VI}, 466292014Savos { R92C_EDCA_VO_PARAM, URTWN_BULK_TX_VO} 467292014Savos}; 468292014Savos 469300754Savosstatic const uint8_t urtwn_chan_2ghz[] = 470300754Savos { 1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 12, 13, 14 }; 471300754Savos 472251538Srpaulostatic int 473251538Srpaulourtwn_match(device_t self) 474251538Srpaulo{ 475251538Srpaulo struct usb_attach_arg *uaa = device_get_ivars(self); 476251538Srpaulo 477251538Srpaulo if (uaa->usb_mode != USB_MODE_HOST) 478251538Srpaulo return (ENXIO); 479251538Srpaulo if (uaa->info.bConfigIndex != URTWN_CONFIG_INDEX) 480251538Srpaulo return (ENXIO); 481251538Srpaulo if (uaa->info.bIfaceIndex != URTWN_IFACE_INDEX) 482251538Srpaulo return (ENXIO); 483251538Srpaulo 484251538Srpaulo return (usbd_lookup_id_by_uaa(urtwn_devs, sizeof(urtwn_devs), uaa)); 485251538Srpaulo} 486251538Srpaulo 487297175Sadrianstatic void 488297175Sadrianurtwn_update_chw(struct ieee80211com *ic) 489297175Sadrian{ 490297175Sadrian} 491297175Sadrian 492251538Srpaulostatic int 493297175Sadrianurtwn_ampdu_enable(struct ieee80211_node *ni, struct ieee80211_tx_ampdu *tap) 494297175Sadrian{ 495297175Sadrian 496297175Sadrian /* We're driving this ourselves (eventually); don't involve net80211 */ 497297175Sadrian return (0); 498297175Sadrian} 499297175Sadrian 500297175Sadrianstatic int 501251538Srpaulourtwn_attach(device_t self) 502251538Srpaulo{ 503251538Srpaulo struct usb_attach_arg *uaa = device_get_ivars(self); 504251538Srpaulo struct urtwn_softc *sc = device_get_softc(self); 505287197Sglebius struct ieee80211com *ic = &sc->sc_ic; 506251538Srpaulo int error; 507251538Srpaulo 508251538Srpaulo device_set_usb_desc(self); 509251538Srpaulo sc->sc_udev = uaa->device; 510251538Srpaulo sc->sc_dev = self; 511264912Skevlo if (USB_GET_DRIVER_INFO(uaa) == URTWN_RTL8188E) 512264912Skevlo sc->chip |= URTWN_CHIP_88E; 513251538Srpaulo 514294471Savos#ifdef USB_DEBUG 515294471Savos int debug; 516294471Savos if (resource_int_value(device_get_name(sc->sc_dev), 517294471Savos device_get_unit(sc->sc_dev), "debug", &debug) == 0) 518294471Savos sc->sc_debug = debug; 519294471Savos#endif 520294471Savos 521251538Srpaulo mtx_init(&sc->sc_mtx, device_get_nameunit(self), 522251538Srpaulo MTX_NETWORK_LOCK, MTX_DEF); 523292174Savos URTWN_CMDQ_LOCK_INIT(sc); 524292167Savos URTWN_NT_LOCK_INIT(sc); 525294473Savos callout_init(&sc->sc_calib_to, 0); 526251538Srpaulo callout_init(&sc->sc_watchdog_ch, 0); 527287197Sglebius mbufq_init(&sc->sc_snd, ifqmaxlen); 528251538Srpaulo 529291902Skevlo sc->sc_iface_index = URTWN_IFACE_INDEX; 530291902Skevlo error = usbd_transfer_setup(uaa->device, &sc->sc_iface_index, 531291902Skevlo sc->sc_xfer, urtwn_config, URTWN_N_TRANSFER, sc, &sc->sc_mtx); 532251538Srpaulo if (error) { 533251538Srpaulo device_printf(self, "could not allocate USB transfers, " 534251538Srpaulo "err=%s\n", usbd_errstr(error)); 535251538Srpaulo goto detach; 536251538Srpaulo } 537251538Srpaulo 538251538Srpaulo URTWN_LOCK(sc); 539251538Srpaulo 540251538Srpaulo error = urtwn_read_chipid(sc); 541251538Srpaulo if (error) { 542251538Srpaulo device_printf(sc->sc_dev, "unsupported test chip\n"); 543251538Srpaulo URTWN_UNLOCK(sc); 544251538Srpaulo goto detach; 545251538Srpaulo } 546251538Srpaulo 547251538Srpaulo /* Determine number of Tx/Rx chains. */ 548251538Srpaulo if (sc->chip & URTWN_CHIP_92C) { 549251538Srpaulo sc->ntxchains = (sc->chip & URTWN_CHIP_92C_1T2R) ? 1 : 2; 550251538Srpaulo sc->nrxchains = 2; 551251538Srpaulo } else { 552251538Srpaulo sc->ntxchains = 1; 553251538Srpaulo sc->nrxchains = 1; 554251538Srpaulo } 555251538Srpaulo 556264912Skevlo if (sc->chip & URTWN_CHIP_88E) 557291264Savos error = urtwn_r88e_read_rom(sc); 558264912Skevlo else 559291264Savos error = urtwn_read_rom(sc); 560291264Savos if (error != 0) { 561291264Savos device_printf(sc->sc_dev, "%s: cannot read rom, error %d\n", 562291264Savos __func__, error); 563291264Savos URTWN_UNLOCK(sc); 564291264Savos goto detach; 565291264Savos } 566264912Skevlo 567251538Srpaulo device_printf(sc->sc_dev, "MAC/BB RTL%s, RF 6052 %dT%dR\n", 568251538Srpaulo (sc->chip & URTWN_CHIP_92C) ? "8192CU" : 569264912Skevlo (sc->chip & URTWN_CHIP_88E) ? "8188EU" : 570251538Srpaulo (sc->board_type == R92C_BOARD_TYPE_HIGHPA) ? "8188RU" : 571251538Srpaulo (sc->board_type == R92C_BOARD_TYPE_MINICARD) ? "8188CE-VAU" : 572251538Srpaulo "8188CUS", sc->ntxchains, sc->nrxchains); 573251538Srpaulo 574251538Srpaulo URTWN_UNLOCK(sc); 575251538Srpaulo 576283537Sglebius ic->ic_softc = sc; 577283527Sglebius ic->ic_name = device_get_nameunit(self); 578251538Srpaulo ic->ic_phytype = IEEE80211_T_OFDM; /* not only, but not used */ 579251538Srpaulo ic->ic_opmode = IEEE80211_M_STA; /* default to BSS mode */ 580251538Srpaulo 581251538Srpaulo /* set device capabilities */ 582251538Srpaulo ic->ic_caps = 583251538Srpaulo IEEE80211_C_STA /* station mode */ 584251538Srpaulo | IEEE80211_C_MONITOR /* monitor mode */ 585290651Savos | IEEE80211_C_IBSS /* adhoc mode */ 586290631Savos | IEEE80211_C_HOSTAP /* hostap mode */ 587251538Srpaulo | IEEE80211_C_SHPREAMBLE /* short preamble supported */ 588251538Srpaulo | IEEE80211_C_SHSLOT /* short slot time supported */ 589297175Sadrian#if 0 590251538Srpaulo | IEEE80211_C_BGSCAN /* capable of bg scanning */ 591297175Sadrian#endif 592251538Srpaulo | IEEE80211_C_WPA /* 802.11i */ 593292014Savos | IEEE80211_C_WME /* 802.11e */ 594297596Sadrian | IEEE80211_C_SWAMSDUTX /* Do software A-MSDU TX */ 595297596Sadrian | IEEE80211_C_FF /* Atheros fast-frames */ 596251538Srpaulo ; 597251538Srpaulo 598292175Savos ic->ic_cryptocaps = 599292175Savos IEEE80211_CRYPTO_WEP | 600292175Savos IEEE80211_CRYPTO_TKIP | 601292175Savos IEEE80211_CRYPTO_AES_CCM; 602292175Savos 603297175Sadrian /* Assume they're all 11n capable for now */ 604297175Sadrian if (urtwn_enable_11n) { 605297175Sadrian device_printf(self, "enabling 11n\n"); 606297175Sadrian ic->ic_htcaps = IEEE80211_HTC_HT | 607297601Sadrian#if 0 608297175Sadrian IEEE80211_HTC_AMPDU | 609297601Sadrian#endif 610297175Sadrian IEEE80211_HTC_AMSDU | 611297175Sadrian IEEE80211_HTCAP_MAXAMSDU_3839 | 612297175Sadrian IEEE80211_HTCAP_SMPS_OFF; 613297175Sadrian /* no HT40 just yet */ 614297175Sadrian // ic->ic_htcaps |= IEEE80211_HTCAP_CHWIDTH40; 615297175Sadrian 616297175Sadrian /* XXX TODO: verify chains versus streams for urtwn */ 617297175Sadrian ic->ic_txstream = sc->ntxchains; 618297175Sadrian ic->ic_rxstream = sc->nrxchains; 619297175Sadrian } 620297175Sadrian 621300754Savos /* XXX TODO: setup regdomain if R92C_CHANNEL_PLAN_BY_HW bit is set. */ 622251538Srpaulo 623300754Savos urtwn_getradiocaps(ic, IEEE80211_CHAN_MAX, &ic->ic_nchans, 624300754Savos ic->ic_channels); 625300754Savos 626287197Sglebius ieee80211_ifattach(ic); 627251538Srpaulo ic->ic_raw_xmit = urtwn_raw_xmit; 628251538Srpaulo ic->ic_scan_start = urtwn_scan_start; 629251538Srpaulo ic->ic_scan_end = urtwn_scan_end; 630300754Savos ic->ic_getradiocaps = urtwn_getradiocaps; 631251538Srpaulo ic->ic_set_channel = urtwn_set_channel; 632287197Sglebius ic->ic_transmit = urtwn_transmit; 633287197Sglebius ic->ic_parent = urtwn_parent; 634251538Srpaulo ic->ic_vap_create = urtwn_vap_create; 635251538Srpaulo ic->ic_vap_delete = urtwn_vap_delete; 636292014Savos ic->ic_wme.wme_update = urtwn_wme_update; 637294465Savos ic->ic_updateslot = urtwn_update_slot; 638290564Savos ic->ic_update_promisc = urtwn_update_promisc; 639251538Srpaulo ic->ic_update_mcast = urtwn_update_mcast; 640292167Savos if (sc->chip & URTWN_CHIP_88E) { 641297910Sadrian ic->ic_node_alloc = urtwn_node_alloc; 642297910Sadrian ic->ic_newassoc = urtwn_newassoc; 643292167Savos sc->sc_node_free = ic->ic_node_free; 644297910Sadrian ic->ic_node_free = urtwn_node_free; 645292167Savos } 646297175Sadrian ic->ic_update_chw = urtwn_update_chw; 647297175Sadrian ic->ic_ampdu_enable = urtwn_ampdu_enable; 648251538Srpaulo 649281069Srpaulo ieee80211_radiotap_attach(ic, &sc->sc_txtap.wt_ihdr, 650251538Srpaulo sizeof(sc->sc_txtap), URTWN_TX_RADIOTAP_PRESENT, 651251538Srpaulo &sc->sc_rxtap.wr_ihdr, sizeof(sc->sc_rxtap), 652251538Srpaulo URTWN_RX_RADIOTAP_PRESENT); 653251538Srpaulo 654292174Savos TASK_INIT(&sc->cmdq_task, 0, urtwn_cmdq_cb, sc); 655292174Savos 656294471Savos urtwn_sysctlattach(sc); 657294471Savos 658251538Srpaulo if (bootverbose) 659251538Srpaulo ieee80211_announce(ic); 660251538Srpaulo 661251538Srpaulo return (0); 662251538Srpaulo 663251538Srpaulodetach: 664251538Srpaulo urtwn_detach(self); 665251538Srpaulo return (ENXIO); /* failure */ 666251538Srpaulo} 667251538Srpaulo 668294471Savosstatic void 669294471Savosurtwn_sysctlattach(struct urtwn_softc *sc) 670294471Savos{ 671294471Savos#ifdef USB_DEBUG 672294471Savos struct sysctl_ctx_list *ctx = device_get_sysctl_ctx(sc->sc_dev); 673294471Savos struct sysctl_oid *tree = device_get_sysctl_tree(sc->sc_dev); 674294471Savos 675294471Savos SYSCTL_ADD_U32(ctx, SYSCTL_CHILDREN(tree), OID_AUTO, 676294471Savos "debug", CTLFLAG_RW, &sc->sc_debug, sc->sc_debug, 677294471Savos "control debugging printfs"); 678294471Savos#endif 679294471Savos} 680294471Savos 681251538Srpaulostatic int 682251538Srpaulourtwn_detach(device_t self) 683251538Srpaulo{ 684251538Srpaulo struct urtwn_softc *sc = device_get_softc(self); 685287197Sglebius struct ieee80211com *ic = &sc->sc_ic; 686281069Srpaulo 687263153Skevlo /* Prevent further ioctls. */ 688263153Skevlo URTWN_LOCK(sc); 689263153Skevlo sc->sc_flags |= URTWN_DETACHED; 690263153Skevlo URTWN_UNLOCK(sc); 691251538Srpaulo 692291698Savos urtwn_stop(sc); 693291698Savos 694251538Srpaulo callout_drain(&sc->sc_watchdog_ch); 695294473Savos callout_drain(&sc->sc_calib_to); 696251538Srpaulo 697288353Sadrian /* stop all USB transfers */ 698288353Sadrian usbd_transfer_unsetup(sc->sc_xfer, URTWN_N_TRANSFER); 699288353Sadrian 700292174Savos if (ic->ic_softc == sc) { 701292174Savos ieee80211_draintask(ic, &sc->cmdq_task); 702292174Savos ieee80211_ifdetach(ic); 703292174Savos } 704292174Savos 705292167Savos URTWN_NT_LOCK_DESTROY(sc); 706292174Savos URTWN_CMDQ_LOCK_DESTROY(sc); 707251538Srpaulo mtx_destroy(&sc->sc_mtx); 708251538Srpaulo 709251538Srpaulo return (0); 710251538Srpaulo} 711251538Srpaulo 712251538Srpaulostatic void 713289066Skevlourtwn_drain_mbufq(struct urtwn_softc *sc) 714251538Srpaulo{ 715289066Skevlo struct mbuf *m; 716289066Skevlo struct ieee80211_node *ni; 717289066Skevlo URTWN_ASSERT_LOCKED(sc); 718289066Skevlo while ((m = mbufq_dequeue(&sc->sc_snd)) != NULL) { 719289066Skevlo ni = (struct ieee80211_node *)m->m_pkthdr.rcvif; 720289066Skevlo m->m_pkthdr.rcvif = NULL; 721289066Skevlo ieee80211_free_node(ni); 722289066Skevlo m_freem(m); 723251538Srpaulo } 724251538Srpaulo} 725251538Srpaulo 726251538Srpaulostatic usb_error_t 727251538Srpaulourtwn_do_request(struct urtwn_softc *sc, struct usb_device_request *req, 728251538Srpaulo void *data) 729251538Srpaulo{ 730251538Srpaulo usb_error_t err; 731251538Srpaulo int ntries = 10; 732251538Srpaulo 733251538Srpaulo URTWN_ASSERT_LOCKED(sc); 734251538Srpaulo 735251538Srpaulo while (ntries--) { 736251538Srpaulo err = usbd_do_request_flags(sc->sc_udev, &sc->sc_mtx, 737251538Srpaulo req, data, 0, NULL, 250 /* ms */); 738251538Srpaulo if (err == 0) 739251538Srpaulo break; 740251538Srpaulo 741294471Savos URTWN_DPRINTF(sc, URTWN_DEBUG_USB, 742294471Savos "%s: control request failed, %s (retries left: %d)\n", 743294471Savos __func__, usbd_errstr(err), ntries); 744251538Srpaulo usb_pause_mtx(&sc->sc_mtx, hz / 100); 745251538Srpaulo } 746251538Srpaulo return (err); 747251538Srpaulo} 748251538Srpaulo 749251538Srpaulostatic struct ieee80211vap * 750251538Srpaulourtwn_vap_create(struct ieee80211com *ic, const char name[IFNAMSIZ], int unit, 751251538Srpaulo enum ieee80211_opmode opmode, int flags, 752251538Srpaulo const uint8_t bssid[IEEE80211_ADDR_LEN], 753251538Srpaulo const uint8_t mac[IEEE80211_ADDR_LEN]) 754251538Srpaulo{ 755290631Savos struct urtwn_softc *sc = ic->ic_softc; 756251538Srpaulo struct urtwn_vap *uvp; 757251538Srpaulo struct ieee80211vap *vap; 758251538Srpaulo 759251538Srpaulo if (!TAILQ_EMPTY(&ic->ic_vaps)) /* only one at a time */ 760251538Srpaulo return (NULL); 761251538Srpaulo 762287197Sglebius uvp = malloc(sizeof(struct urtwn_vap), M_80211_VAP, M_WAITOK | M_ZERO); 763251538Srpaulo vap = &uvp->vap; 764251538Srpaulo /* enable s/w bmiss handling for sta mode */ 765251538Srpaulo 766281069Srpaulo if (ieee80211_vap_setup(ic, vap, name, unit, opmode, 767287197Sglebius flags | IEEE80211_CLONE_NOBEACONS, bssid) != 0) { 768257743Shselasky /* out of memory */ 769257743Shselasky free(uvp, M_80211_VAP); 770257743Shselasky return (NULL); 771257743Shselasky } 772257743Shselasky 773290651Savos if (opmode == IEEE80211_M_HOSTAP || opmode == IEEE80211_M_IBSS) 774290631Savos urtwn_init_beacon(sc, uvp); 775290631Savos 776251538Srpaulo /* override state transition machine */ 777251538Srpaulo uvp->newstate = vap->iv_newstate; 778251538Srpaulo vap->iv_newstate = urtwn_newstate; 779290631Savos vap->iv_update_beacon = urtwn_update_beacon; 780292175Savos vap->iv_key_alloc = urtwn_key_alloc; 781292175Savos vap->iv_key_set = urtwn_key_set; 782292175Savos vap->iv_key_delete = urtwn_key_delete; 783298138Sadrian 784298138Sadrian /* 802.11n parameters */ 785298138Sadrian vap->iv_ampdu_density = IEEE80211_HTCAP_MPDUDENSITY_16; 786298175Sadrian vap->iv_ampdu_rxmax = IEEE80211_HTCAP_MAXRXAMPDU_64K; 787298138Sadrian 788290651Savos if (opmode == IEEE80211_M_IBSS) { 789290651Savos uvp->recv_mgmt = vap->iv_recv_mgmt; 790290651Savos vap->iv_recv_mgmt = urtwn_ibss_recv_mgmt; 791290651Savos TASK_INIT(&uvp->tsf_task_adhoc, 0, urtwn_tsf_task_adhoc, vap); 792290651Savos } 793251538Srpaulo 794292167Savos if (URTWN_CHIP_HAS_RATECTL(sc)) 795292167Savos ieee80211_ratectl_init(vap); 796251538Srpaulo /* complete setup */ 797251538Srpaulo ieee80211_vap_attach(vap, ieee80211_media_change, 798287197Sglebius ieee80211_media_status, mac); 799251538Srpaulo ic->ic_opmode = opmode; 800251538Srpaulo return (vap); 801251538Srpaulo} 802251538Srpaulo 803251538Srpaulostatic void 804251538Srpaulourtwn_vap_delete(struct ieee80211vap *vap) 805251538Srpaulo{ 806290651Savos struct ieee80211com *ic = vap->iv_ic; 807292167Savos struct urtwn_softc *sc = ic->ic_softc; 808251538Srpaulo struct urtwn_vap *uvp = URTWN_VAP(vap); 809251538Srpaulo 810302034Savos /* Guarantee that nothing will go through this vap. */ 811302034Savos ieee80211_new_state(vap, IEEE80211_S_INIT, -1); 812302034Savos ieee80211_draintask(ic, &vap->iv_nstate_task); 813302034Savos 814302034Savos URTWN_LOCK(sc); 815290651Savos if (uvp->bcn_mbuf != NULL) 816290651Savos m_freem(uvp->bcn_mbuf); 817302034Savos /* Cancel any unfinished Tx. */ 818302034Savos urtwn_vap_clear_tx(sc, vap); 819302034Savos URTWN_UNLOCK(sc); 820290651Savos if (vap->iv_opmode == IEEE80211_M_IBSS) 821290651Savos ieee80211_draintask(ic, &uvp->tsf_task_adhoc); 822292167Savos if (URTWN_CHIP_HAS_RATECTL(sc)) 823292167Savos ieee80211_ratectl_deinit(vap); 824251538Srpaulo ieee80211_vap_detach(vap); 825251538Srpaulo free(uvp, M_80211_VAP); 826251538Srpaulo} 827251538Srpaulo 828302034Savosstatic void 829302034Savosurtwn_vap_clear_tx(struct urtwn_softc *sc, struct ieee80211vap *vap) 830302034Savos{ 831302034Savos 832302034Savos URTWN_ASSERT_LOCKED(sc); 833302034Savos 834302034Savos urtwn_vap_clear_tx_queue(sc, &sc->sc_tx_active, vap); 835302034Savos urtwn_vap_clear_tx_queue(sc, &sc->sc_tx_pending, vap); 836302034Savos} 837302034Savos 838302034Savosstatic void 839302034Savosurtwn_vap_clear_tx_queue(struct urtwn_softc *sc, urtwn_datahead *head, 840302034Savos struct ieee80211vap *vap) 841302034Savos{ 842302034Savos struct urtwn_data *dp, *tmp; 843302034Savos 844302034Savos STAILQ_FOREACH_SAFE(dp, head, next, tmp) { 845302034Savos if (dp->ni != NULL) { 846302034Savos if (dp->ni->ni_vap == vap) { 847302034Savos ieee80211_free_node(dp->ni); 848302034Savos dp->ni = NULL; 849302034Savos 850302034Savos if (dp->m != NULL) { 851302034Savos m_freem(dp->m); 852302034Savos dp->m = NULL; 853302034Savos } 854302034Savos 855302034Savos STAILQ_REMOVE(head, dp, urtwn_data, next); 856302034Savos STAILQ_INSERT_TAIL(&sc->sc_tx_inactive, dp, 857302034Savos next); 858302034Savos } 859302034Savos } 860302034Savos } 861302034Savos} 862302034Savos 863251538Srpaulostatic struct mbuf * 864292207Savosurtwn_rx_copy_to_mbuf(struct urtwn_softc *sc, struct r92c_rx_stat *stat, 865292207Savos int totlen) 866251538Srpaulo{ 867287197Sglebius struct ieee80211com *ic = &sc->sc_ic; 868251538Srpaulo struct mbuf *m; 869292207Savos uint32_t rxdw0; 870292207Savos int pktlen; 871251538Srpaulo 872251538Srpaulo /* 873251538Srpaulo * don't pass packets to the ieee80211 framework if the driver isn't 874251538Srpaulo * RUNNING. 875251538Srpaulo */ 876287197Sglebius if (!(sc->sc_flags & URTWN_RUNNING)) 877251538Srpaulo return (NULL); 878251538Srpaulo 879251538Srpaulo rxdw0 = le32toh(stat->rxdw0); 880251538Srpaulo if (rxdw0 & (R92C_RXDW0_CRCERR | R92C_RXDW0_ICVERR)) { 881251538Srpaulo /* 882251538Srpaulo * This should not happen since we setup our Rx filter 883251538Srpaulo * to not receive these frames. 884251538Srpaulo */ 885294471Savos URTWN_DPRINTF(sc, URTWN_DEBUG_RECV, 886294471Savos "%s: RX flags error (%s)\n", __func__, 887292207Savos rxdw0 & R92C_RXDW0_CRCERR ? "CRC" : "ICV"); 888292207Savos goto fail; 889251538Srpaulo } 890292207Savos 891292207Savos pktlen = MS(rxdw0, R92C_RXDW0_PKTLEN); 892292207Savos if (pktlen < sizeof(struct ieee80211_frame_ack)) { 893294471Savos URTWN_DPRINTF(sc, URTWN_DEBUG_RECV, 894294471Savos "%s: frame is too short: %d\n", __func__, pktlen); 895292207Savos goto fail; 896271303Skevlo } 897251538Srpaulo 898302186Savos m = m_get2(totlen, M_NOWAIT, MT_DATA, M_PKTHDR); 899292207Savos if (__predict_false(m == NULL)) { 900292207Savos device_printf(sc->sc_dev, "%s: could not allocate RX mbuf\n", 901292207Savos __func__); 902292207Savos goto fail; 903251538Srpaulo } 904251538Srpaulo 905251538Srpaulo /* Finalize mbuf. */ 906292207Savos memcpy(mtod(m, uint8_t *), (uint8_t *)stat, totlen); 907292207Savos m->m_pkthdr.len = m->m_len = totlen; 908292207Savos 909251538Srpaulo return (m); 910292207Savosfail: 911292207Savos counter_u64_add(ic->ic_ierrors, 1); 912292207Savos return (NULL); 913251538Srpaulo} 914251538Srpaulo 915251538Srpaulostatic struct mbuf * 916292207Savosurtwn_report_intr(struct usb_xfer *xfer, struct urtwn_data *data) 917251538Srpaulo{ 918251538Srpaulo struct urtwn_softc *sc = data->sc; 919287197Sglebius struct ieee80211com *ic = &sc->sc_ic; 920251538Srpaulo struct r92c_rx_stat *stat; 921251538Srpaulo uint8_t *buf; 922292167Savos int len; 923251538Srpaulo 924251538Srpaulo usbd_xfer_status(xfer, &len, NULL, NULL, NULL); 925251538Srpaulo 926251538Srpaulo if (len < sizeof(*stat)) { 927287197Sglebius counter_u64_add(ic->ic_ierrors, 1); 928251538Srpaulo return (NULL); 929251538Srpaulo } 930251538Srpaulo 931251538Srpaulo buf = data->buf; 932292167Savos stat = (struct r92c_rx_stat *)buf; 933292167Savos 934297596Sadrian /* 935297596Sadrian * For 88E chips we can tie the FF flushing here; 936297596Sadrian * this is where we do know exactly how deep the 937297596Sadrian * transmit queue is. 938297596Sadrian * 939297596Sadrian * But it won't work for R92 chips, so we can't 940297596Sadrian * take the easy way out. 941297596Sadrian */ 942297596Sadrian 943292167Savos if (sc->chip & URTWN_CHIP_88E) { 944292167Savos int report_sel = MS(le32toh(stat->rxdw3), R88E_RXDW3_RPT); 945292167Savos 946292167Savos switch (report_sel) { 947292167Savos case R88E_RXDW3_RPT_RX: 948292207Savos return (urtwn_rxeof(sc, buf, len)); 949292167Savos case R88E_RXDW3_RPT_TX1: 950292167Savos urtwn_r88e_ratectl_tx_complete(sc, &stat[1]); 951292167Savos break; 952292167Savos default: 953294471Savos URTWN_DPRINTF(sc, URTWN_DEBUG_INTR, 954294471Savos "%s: case %d was not handled\n", __func__, 955294471Savos report_sel); 956292167Savos break; 957292167Savos } 958292167Savos } else 959292207Savos return (urtwn_rxeof(sc, buf, len)); 960292167Savos 961292167Savos return (NULL); 962292167Savos} 963292167Savos 964292167Savosstatic struct mbuf * 965292207Savosurtwn_rxeof(struct urtwn_softc *sc, uint8_t *buf, int len) 966292167Savos{ 967292167Savos struct r92c_rx_stat *stat; 968292167Savos struct mbuf *m, *m0 = NULL, *prevm = NULL; 969292167Savos uint32_t rxdw0; 970292167Savos int totlen, pktlen, infosz, npkts; 971292167Savos 972251538Srpaulo /* Get the number of encapsulated frames. */ 973251538Srpaulo stat = (struct r92c_rx_stat *)buf; 974251538Srpaulo npkts = MS(le32toh(stat->rxdw2), R92C_RXDW2_PKTCNT); 975294471Savos URTWN_DPRINTF(sc, URTWN_DEBUG_RECV, 976294471Savos "%s: Rx %d frames in one chunk\n", __func__, npkts); 977251538Srpaulo 978251538Srpaulo /* Process all of them. */ 979251538Srpaulo while (npkts-- > 0) { 980251538Srpaulo if (len < sizeof(*stat)) 981251538Srpaulo break; 982251538Srpaulo stat = (struct r92c_rx_stat *)buf; 983251538Srpaulo rxdw0 = le32toh(stat->rxdw0); 984251538Srpaulo 985251538Srpaulo pktlen = MS(rxdw0, R92C_RXDW0_PKTLEN); 986251538Srpaulo if (pktlen == 0) 987251538Srpaulo break; 988251538Srpaulo 989251538Srpaulo infosz = MS(rxdw0, R92C_RXDW0_INFOSZ) * 8; 990251538Srpaulo 991251538Srpaulo /* Make sure everything fits in xfer. */ 992251538Srpaulo totlen = sizeof(*stat) + infosz + pktlen; 993251538Srpaulo if (totlen > len) 994251538Srpaulo break; 995251538Srpaulo 996292207Savos m = urtwn_rx_copy_to_mbuf(sc, stat, totlen); 997251538Srpaulo if (m0 == NULL) 998251538Srpaulo m0 = m; 999251538Srpaulo if (prevm == NULL) 1000251538Srpaulo prevm = m; 1001251538Srpaulo else { 1002251538Srpaulo prevm->m_next = m; 1003251538Srpaulo prevm = m; 1004251538Srpaulo } 1005251538Srpaulo 1006251538Srpaulo /* Next chunk is 128-byte aligned. */ 1007251538Srpaulo totlen = (totlen + 127) & ~127; 1008251538Srpaulo buf += totlen; 1009251538Srpaulo len -= totlen; 1010251538Srpaulo } 1011251538Srpaulo 1012251538Srpaulo return (m0); 1013251538Srpaulo} 1014251538Srpaulo 1015251538Srpaulostatic void 1016292167Savosurtwn_r88e_ratectl_tx_complete(struct urtwn_softc *sc, void *arg) 1017292167Savos{ 1018292167Savos struct r88e_tx_rpt_ccx *rpt = arg; 1019292167Savos struct ieee80211vap *vap; 1020292167Savos struct ieee80211_node *ni; 1021292167Savos uint8_t macid; 1022292167Savos int ntries; 1023292167Savos 1024292167Savos macid = MS(rpt->rptb1, R88E_RPTB1_MACID); 1025292167Savos ntries = MS(rpt->rptb2, R88E_RPTB2_RETRY_CNT); 1026292167Savos 1027292167Savos URTWN_NT_LOCK(sc); 1028292167Savos ni = sc->node_list[macid]; 1029292167Savos if (ni != NULL) { 1030292167Savos vap = ni->ni_vap; 1031294471Savos URTWN_DPRINTF(sc, URTWN_DEBUG_INTR, "%s: frame for macid %d was" 1032294471Savos "%s sent (%d retries)\n", __func__, macid, 1033294471Savos (rpt->rptb1 & R88E_RPTB1_PKT_OK) ? "" : " not", 1034294471Savos ntries); 1035292167Savos 1036292167Savos if (rpt->rptb1 & R88E_RPTB1_PKT_OK) { 1037292167Savos ieee80211_ratectl_tx_complete(vap, ni, 1038292167Savos IEEE80211_RATECTL_TX_SUCCESS, &ntries, NULL); 1039292167Savos } else { 1040292167Savos ieee80211_ratectl_tx_complete(vap, ni, 1041292167Savos IEEE80211_RATECTL_TX_FAILURE, &ntries, NULL); 1042292167Savos } 1043294471Savos } else { 1044294471Savos URTWN_DPRINTF(sc, URTWN_DEBUG_INTR, "%s: macid %d, ni is NULL\n", 1045294471Savos __func__, macid); 1046294471Savos } 1047292167Savos URTWN_NT_UNLOCK(sc); 1048292167Savos} 1049292167Savos 1050292207Savosstatic struct ieee80211_node * 1051292207Savosurtwn_rx_frame(struct urtwn_softc *sc, struct mbuf *m, int8_t *rssi_p) 1052292207Savos{ 1053292207Savos struct ieee80211com *ic = &sc->sc_ic; 1054292207Savos struct ieee80211_frame_min *wh; 1055292207Savos struct r92c_rx_stat *stat; 1056292207Savos uint32_t rxdw0, rxdw3; 1057292207Savos uint8_t rate, cipher; 1058297910Sadrian int8_t rssi = -127; 1059292207Savos int infosz; 1060292207Savos 1061292207Savos stat = mtod(m, struct r92c_rx_stat *); 1062292207Savos rxdw0 = le32toh(stat->rxdw0); 1063292207Savos rxdw3 = le32toh(stat->rxdw3); 1064292207Savos 1065292207Savos rate = MS(rxdw3, R92C_RXDW3_RATE); 1066292207Savos cipher = MS(rxdw0, R92C_RXDW0_CIPHER); 1067292207Savos infosz = MS(rxdw0, R92C_RXDW0_INFOSZ) * 8; 1068292207Savos 1069292207Savos /* Get RSSI from PHY status descriptor if present. */ 1070292207Savos if (infosz != 0 && (rxdw0 & R92C_RXDW0_PHYST)) { 1071292207Savos if (sc->chip & URTWN_CHIP_88E) 1072292207Savos rssi = urtwn_r88e_get_rssi(sc, rate, &stat[1]); 1073292207Savos else 1074292207Savos rssi = urtwn_get_rssi(sc, rate, &stat[1]); 1075297910Sadrian URTWN_DPRINTF(sc, URTWN_DEBUG_RSSI, "%s: rssi=%d\n", __func__, rssi); 1076292207Savos /* Update our average RSSI. */ 1077292207Savos urtwn_update_avgrssi(sc, rate, rssi); 1078292207Savos } 1079292207Savos 1080292207Savos if (ieee80211_radiotap_active(ic)) { 1081292207Savos struct urtwn_rx_radiotap_header *tap = &sc->sc_rxtap; 1082292207Savos 1083292207Savos tap->wr_flags = 0; 1084292207Savos 1085292207Savos urtwn_get_tsf(sc, &tap->wr_tsft); 1086292207Savos if (__predict_false(le32toh((uint32_t)tap->wr_tsft) < 1087292207Savos le32toh(stat->rxdw5))) { 1088292207Savos tap->wr_tsft = le32toh(tap->wr_tsft >> 32) - 1; 1089292207Savos tap->wr_tsft = (uint64_t)htole32(tap->wr_tsft) << 32; 1090292207Savos } else 1091292207Savos tap->wr_tsft &= 0xffffffff00000000; 1092292207Savos tap->wr_tsft += stat->rxdw5; 1093292207Savos 1094297175Sadrian /* XXX 20/40? */ 1095297175Sadrian /* XXX shortgi? */ 1096297175Sadrian 1097292207Savos /* Map HW rate index to 802.11 rate. */ 1098292207Savos if (!(rxdw3 & R92C_RXDW3_HT)) { 1099292207Savos tap->wr_rate = ridx2rate[rate]; 1100292207Savos } else if (rate >= 12) { /* MCS0~15. */ 1101292207Savos /* Bit 7 set means HT MCS instead of rate. */ 1102292207Savos tap->wr_rate = 0x80 | (rate - 12); 1103292207Savos } 1104297910Sadrian 1105297910Sadrian /* XXX TODO: this isn't right; should use the last good RSSI */ 1106292207Savos tap->wr_dbm_antsignal = rssi; 1107292207Savos tap->wr_dbm_antnoise = URTWN_NOISE_FLOOR; 1108292207Savos } 1109292207Savos 1110292207Savos *rssi_p = rssi; 1111292207Savos 1112292207Savos /* Drop descriptor. */ 1113292207Savos m_adj(m, sizeof(*stat) + infosz); 1114292207Savos wh = mtod(m, struct ieee80211_frame_min *); 1115292207Savos 1116292207Savos if ((wh->i_fc[1] & IEEE80211_FC1_PROTECTED) && 1117292207Savos cipher != R92C_CAM_ALGO_NONE) { 1118292207Savos m->m_flags |= M_WEP; 1119292207Savos } 1120292207Savos 1121292207Savos if (m->m_len >= sizeof(*wh)) 1122292207Savos return (ieee80211_find_rxnode(ic, wh)); 1123292207Savos 1124292207Savos return (NULL); 1125292207Savos} 1126292207Savos 1127292167Savosstatic void 1128251538Srpaulourtwn_bulk_rx_callback(struct usb_xfer *xfer, usb_error_t error) 1129251538Srpaulo{ 1130251538Srpaulo struct urtwn_softc *sc = usbd_xfer_softc(xfer); 1131287197Sglebius struct ieee80211com *ic = &sc->sc_ic; 1132251538Srpaulo struct ieee80211_node *ni; 1133251538Srpaulo struct mbuf *m = NULL, *next; 1134251538Srpaulo struct urtwn_data *data; 1135292207Savos int8_t nf, rssi; 1136251538Srpaulo 1137251538Srpaulo URTWN_ASSERT_LOCKED(sc); 1138251538Srpaulo 1139251538Srpaulo switch (USB_GET_STATE(xfer)) { 1140251538Srpaulo case USB_ST_TRANSFERRED: 1141251538Srpaulo data = STAILQ_FIRST(&sc->sc_rx_active); 1142251538Srpaulo if (data == NULL) 1143251538Srpaulo goto tr_setup; 1144251538Srpaulo STAILQ_REMOVE_HEAD(&sc->sc_rx_active, next); 1145292207Savos m = urtwn_report_intr(xfer, data); 1146251538Srpaulo STAILQ_INSERT_TAIL(&sc->sc_rx_inactive, data, next); 1147251538Srpaulo /* FALLTHROUGH */ 1148251538Srpaulo case USB_ST_SETUP: 1149251538Srpaulotr_setup: 1150251538Srpaulo data = STAILQ_FIRST(&sc->sc_rx_inactive); 1151251538Srpaulo if (data == NULL) { 1152251538Srpaulo KASSERT(m == NULL, ("mbuf isn't NULL")); 1153297596Sadrian goto finish; 1154251538Srpaulo } 1155251538Srpaulo STAILQ_REMOVE_HEAD(&sc->sc_rx_inactive, next); 1156251538Srpaulo STAILQ_INSERT_TAIL(&sc->sc_rx_active, data, next); 1157251538Srpaulo usbd_xfer_set_frame_data(xfer, 0, data->buf, 1158251538Srpaulo usbd_xfer_max_len(xfer)); 1159251538Srpaulo usbd_transfer_submit(xfer); 1160251538Srpaulo 1161251538Srpaulo /* 1162251538Srpaulo * To avoid LOR we should unlock our private mutex here to call 1163251538Srpaulo * ieee80211_input() because here is at the end of a USB 1164251538Srpaulo * callback and safe to unlock. 1165251538Srpaulo */ 1166251538Srpaulo while (m != NULL) { 1167251538Srpaulo next = m->m_next; 1168251538Srpaulo m->m_next = NULL; 1169292207Savos 1170292207Savos ni = urtwn_rx_frame(sc, m, &rssi); 1171297910Sadrian 1172297910Sadrian /* Store a global last-good RSSI */ 1173297910Sadrian if (rssi != -127) 1174297910Sadrian sc->last_rssi = rssi; 1175297910Sadrian 1176292207Savos URTWN_UNLOCK(sc); 1177292207Savos 1178251538Srpaulo nf = URTWN_NOISE_FLOOR; 1179251538Srpaulo if (ni != NULL) { 1180297910Sadrian if (rssi != -127) 1181297910Sadrian URTWN_NODE(ni)->last_rssi = rssi; 1182297175Sadrian if (ni->ni_flags & IEEE80211_NODE_HT) 1183297175Sadrian m->m_flags |= M_AMPDU; 1184297910Sadrian (void)ieee80211_input(ni, m, 1185297910Sadrian URTWN_NODE(ni)->last_rssi - nf, nf); 1186251538Srpaulo ieee80211_free_node(ni); 1187289799Savos } else { 1188297910Sadrian /* Use last good global RSSI */ 1189297910Sadrian (void)ieee80211_input_all(ic, m, 1190297910Sadrian sc->last_rssi - nf, nf); 1191289799Savos } 1192292207Savos URTWN_LOCK(sc); 1193251538Srpaulo m = next; 1194251538Srpaulo } 1195251538Srpaulo break; 1196251538Srpaulo default: 1197251538Srpaulo /* needs it to the inactive queue due to a error. */ 1198251538Srpaulo data = STAILQ_FIRST(&sc->sc_rx_active); 1199251538Srpaulo if (data != NULL) { 1200251538Srpaulo STAILQ_REMOVE_HEAD(&sc->sc_rx_active, next); 1201251538Srpaulo STAILQ_INSERT_TAIL(&sc->sc_rx_inactive, data, next); 1202251538Srpaulo } 1203251538Srpaulo if (error != USB_ERR_CANCELLED) { 1204251538Srpaulo usbd_xfer_set_stall(xfer); 1205287197Sglebius counter_u64_add(ic->ic_ierrors, 1); 1206251538Srpaulo goto tr_setup; 1207251538Srpaulo } 1208251538Srpaulo break; 1209251538Srpaulo } 1210297596Sadrianfinish: 1211297596Sadrian /* Finished receive; age anything left on the FF queue by a little bump */ 1212297596Sadrian /* 1213297596Sadrian * XXX TODO: just make this a callout timer schedule so we can 1214297596Sadrian * flush the FF staging queue if we're approaching idle. 1215297596Sadrian */ 1216297596Sadrian#ifdef IEEE80211_SUPPORT_SUPERG 1217297596Sadrian URTWN_UNLOCK(sc); 1218297596Sadrian ieee80211_ff_age_all(ic, 1); 1219297596Sadrian URTWN_LOCK(sc); 1220297596Sadrian#endif 1221297596Sadrian 1222297596Sadrian /* Kick-start more transmit in case we stalled */ 1223297596Sadrian urtwn_start(sc); 1224251538Srpaulo} 1225251538Srpaulo 1226251538Srpaulostatic void 1227289891Savosurtwn_txeof(struct urtwn_softc *sc, struct urtwn_data *data, int status) 1228251538Srpaulo{ 1229251538Srpaulo 1230251538Srpaulo URTWN_ASSERT_LOCKED(sc); 1231289891Savos 1232290631Savos if (data->ni != NULL) /* not a beacon frame */ 1233290631Savos ieee80211_tx_complete(data->ni, data->m, status); 1234289891Savos 1235297596Sadrian if (sc->sc_tx_n_active > 0) 1236297596Sadrian sc->sc_tx_n_active--; 1237297596Sadrian 1238287197Sglebius data->ni = NULL; 1239287197Sglebius data->m = NULL; 1240289891Savos 1241251538Srpaulo sc->sc_txtimer = 0; 1242289891Savos 1243289891Savos STAILQ_INSERT_TAIL(&sc->sc_tx_inactive, data, next); 1244251538Srpaulo} 1245251538Srpaulo 1246289066Skevlostatic int 1247289066Skevlourtwn_alloc_list(struct urtwn_softc *sc, struct urtwn_data data[], 1248289066Skevlo int ndata, int maxsz) 1249289066Skevlo{ 1250289066Skevlo int i, error; 1251289066Skevlo 1252289066Skevlo for (i = 0; i < ndata; i++) { 1253289066Skevlo struct urtwn_data *dp = &data[i]; 1254289066Skevlo dp->sc = sc; 1255289066Skevlo dp->m = NULL; 1256289066Skevlo dp->buf = malloc(maxsz, M_USBDEV, M_NOWAIT); 1257289066Skevlo if (dp->buf == NULL) { 1258289066Skevlo device_printf(sc->sc_dev, 1259289066Skevlo "could not allocate buffer\n"); 1260289066Skevlo error = ENOMEM; 1261289066Skevlo goto fail; 1262289066Skevlo } 1263289066Skevlo dp->ni = NULL; 1264289066Skevlo } 1265289066Skevlo 1266289066Skevlo return (0); 1267289066Skevlofail: 1268289066Skevlo urtwn_free_list(sc, data, ndata); 1269289066Skevlo return (error); 1270289066Skevlo} 1271289066Skevlo 1272289066Skevlostatic int 1273289066Skevlourtwn_alloc_rx_list(struct urtwn_softc *sc) 1274289066Skevlo{ 1275289066Skevlo int error, i; 1276289066Skevlo 1277289066Skevlo error = urtwn_alloc_list(sc, sc->sc_rx, URTWN_RX_LIST_COUNT, 1278289066Skevlo URTWN_RXBUFSZ); 1279289066Skevlo if (error != 0) 1280289066Skevlo return (error); 1281289066Skevlo 1282289066Skevlo STAILQ_INIT(&sc->sc_rx_active); 1283289066Skevlo STAILQ_INIT(&sc->sc_rx_inactive); 1284289066Skevlo 1285289066Skevlo for (i = 0; i < URTWN_RX_LIST_COUNT; i++) 1286289066Skevlo STAILQ_INSERT_HEAD(&sc->sc_rx_inactive, &sc->sc_rx[i], next); 1287289066Skevlo 1288289066Skevlo return (0); 1289289066Skevlo} 1290289066Skevlo 1291289066Skevlostatic int 1292289066Skevlourtwn_alloc_tx_list(struct urtwn_softc *sc) 1293289066Skevlo{ 1294289066Skevlo int error, i; 1295289066Skevlo 1296289066Skevlo error = urtwn_alloc_list(sc, sc->sc_tx, URTWN_TX_LIST_COUNT, 1297289066Skevlo URTWN_TXBUFSZ); 1298289066Skevlo if (error != 0) 1299289066Skevlo return (error); 1300289066Skevlo 1301289066Skevlo STAILQ_INIT(&sc->sc_tx_active); 1302289066Skevlo STAILQ_INIT(&sc->sc_tx_inactive); 1303289066Skevlo STAILQ_INIT(&sc->sc_tx_pending); 1304289066Skevlo 1305289066Skevlo for (i = 0; i < URTWN_TX_LIST_COUNT; i++) 1306289066Skevlo STAILQ_INSERT_HEAD(&sc->sc_tx_inactive, &sc->sc_tx[i], next); 1307289066Skevlo 1308289066Skevlo return (0); 1309289066Skevlo} 1310289066Skevlo 1311251538Srpaulostatic void 1312289066Skevlourtwn_free_list(struct urtwn_softc *sc, struct urtwn_data data[], int ndata) 1313289066Skevlo{ 1314289066Skevlo int i; 1315289066Skevlo 1316289066Skevlo for (i = 0; i < ndata; i++) { 1317289066Skevlo struct urtwn_data *dp = &data[i]; 1318289066Skevlo 1319289066Skevlo if (dp->buf != NULL) { 1320289066Skevlo free(dp->buf, M_USBDEV); 1321289066Skevlo dp->buf = NULL; 1322289066Skevlo } 1323289066Skevlo if (dp->ni != NULL) { 1324289066Skevlo ieee80211_free_node(dp->ni); 1325289066Skevlo dp->ni = NULL; 1326289066Skevlo } 1327289066Skevlo } 1328289066Skevlo} 1329289066Skevlo 1330289066Skevlostatic void 1331289066Skevlourtwn_free_rx_list(struct urtwn_softc *sc) 1332289066Skevlo{ 1333289066Skevlo urtwn_free_list(sc, sc->sc_rx, URTWN_RX_LIST_COUNT); 1334302183Savos 1335302183Savos STAILQ_INIT(&sc->sc_rx_active); 1336302183Savos STAILQ_INIT(&sc->sc_rx_inactive); 1337289066Skevlo} 1338289066Skevlo 1339289066Skevlostatic void 1340289066Skevlourtwn_free_tx_list(struct urtwn_softc *sc) 1341289066Skevlo{ 1342289066Skevlo urtwn_free_list(sc, sc->sc_tx, URTWN_TX_LIST_COUNT); 1343302183Savos 1344302183Savos STAILQ_INIT(&sc->sc_tx_active); 1345302183Savos STAILQ_INIT(&sc->sc_tx_inactive); 1346302183Savos STAILQ_INIT(&sc->sc_tx_pending); 1347289066Skevlo} 1348289066Skevlo 1349289066Skevlostatic void 1350251538Srpaulourtwn_bulk_tx_callback(struct usb_xfer *xfer, usb_error_t error) 1351251538Srpaulo{ 1352251538Srpaulo struct urtwn_softc *sc = usbd_xfer_softc(xfer); 1353297596Sadrian#ifdef IEEE80211_SUPPORT_SUPERG 1354297596Sadrian struct ieee80211com *ic = &sc->sc_ic; 1355297596Sadrian#endif 1356251538Srpaulo struct urtwn_data *data; 1357251538Srpaulo 1358251538Srpaulo URTWN_ASSERT_LOCKED(sc); 1359251538Srpaulo 1360251538Srpaulo switch (USB_GET_STATE(xfer)){ 1361251538Srpaulo case USB_ST_TRANSFERRED: 1362251538Srpaulo data = STAILQ_FIRST(&sc->sc_tx_active); 1363251538Srpaulo if (data == NULL) 1364251538Srpaulo goto tr_setup; 1365251538Srpaulo STAILQ_REMOVE_HEAD(&sc->sc_tx_active, next); 1366289891Savos urtwn_txeof(sc, data, 0); 1367251538Srpaulo /* FALLTHROUGH */ 1368251538Srpaulo case USB_ST_SETUP: 1369251538Srpaulotr_setup: 1370251538Srpaulo data = STAILQ_FIRST(&sc->sc_tx_pending); 1371251538Srpaulo if (data == NULL) { 1372294471Savos URTWN_DPRINTF(sc, URTWN_DEBUG_XMIT, 1373294471Savos "%s: empty pending queue\n", __func__); 1374297596Sadrian sc->sc_tx_n_active = 0; 1375288353Sadrian goto finish; 1376251538Srpaulo } 1377251538Srpaulo STAILQ_REMOVE_HEAD(&sc->sc_tx_pending, next); 1378251538Srpaulo STAILQ_INSERT_TAIL(&sc->sc_tx_active, data, next); 1379251538Srpaulo usbd_xfer_set_frame_data(xfer, 0, data->buf, data->buflen); 1380251538Srpaulo usbd_transfer_submit(xfer); 1381297596Sadrian sc->sc_tx_n_active++; 1382251538Srpaulo break; 1383251538Srpaulo default: 1384251538Srpaulo data = STAILQ_FIRST(&sc->sc_tx_active); 1385251538Srpaulo if (data == NULL) 1386251538Srpaulo goto tr_setup; 1387289891Savos STAILQ_REMOVE_HEAD(&sc->sc_tx_active, next); 1388289891Savos urtwn_txeof(sc, data, 1); 1389251538Srpaulo if (error != USB_ERR_CANCELLED) { 1390251538Srpaulo usbd_xfer_set_stall(xfer); 1391251538Srpaulo goto tr_setup; 1392251538Srpaulo } 1393251538Srpaulo break; 1394251538Srpaulo } 1395288353Sadrianfinish: 1396297596Sadrian#ifdef IEEE80211_SUPPORT_SUPERG 1397297596Sadrian /* 1398297596Sadrian * If the TX active queue drops below a certain 1399297596Sadrian * threshold, ensure we age fast-frames out so they're 1400297596Sadrian * transmitted. 1401297596Sadrian */ 1402297596Sadrian if (sc->sc_tx_n_active <= 1) { 1403297596Sadrian /* XXX ew - net80211 should defer this for us! */ 1404297596Sadrian 1405297596Sadrian /* 1406297596Sadrian * Note: this sc_tx_n_active currently tracks 1407297596Sadrian * the number of pending transmit submissions 1408297596Sadrian * and not the actual depth of the TX frames 1409297596Sadrian * pending to the hardware. That means that 1410297596Sadrian * we're going to end up with some sub-optimal 1411297596Sadrian * aggregation behaviour. 1412297596Sadrian */ 1413297596Sadrian /* 1414297596Sadrian * XXX TODO: just make this a callout timer schedule so we can 1415297596Sadrian * flush the FF staging queue if we're approaching idle. 1416297596Sadrian */ 1417297596Sadrian URTWN_UNLOCK(sc); 1418297596Sadrian ieee80211_ff_flush(ic, WME_AC_VO); 1419297596Sadrian ieee80211_ff_flush(ic, WME_AC_VI); 1420297596Sadrian ieee80211_ff_flush(ic, WME_AC_BE); 1421297596Sadrian ieee80211_ff_flush(ic, WME_AC_BK); 1422297596Sadrian URTWN_LOCK(sc); 1423297596Sadrian } 1424297596Sadrian#endif 1425288353Sadrian /* Kick-start more transmit */ 1426288353Sadrian urtwn_start(sc); 1427251538Srpaulo} 1428251538Srpaulo 1429251538Srpaulostatic struct urtwn_data * 1430251538Srpaulo_urtwn_getbuf(struct urtwn_softc *sc) 1431251538Srpaulo{ 1432251538Srpaulo struct urtwn_data *bf; 1433251538Srpaulo 1434251538Srpaulo bf = STAILQ_FIRST(&sc->sc_tx_inactive); 1435251538Srpaulo if (bf != NULL) 1436251538Srpaulo STAILQ_REMOVE_HEAD(&sc->sc_tx_inactive, next); 1437294471Savos else { 1438294471Savos URTWN_DPRINTF(sc, URTWN_DEBUG_XMIT, 1439294471Savos "%s: out of xmit buffers\n", __func__); 1440294471Savos } 1441251538Srpaulo return (bf); 1442251538Srpaulo} 1443251538Srpaulo 1444251538Srpaulostatic struct urtwn_data * 1445251538Srpaulourtwn_getbuf(struct urtwn_softc *sc) 1446251538Srpaulo{ 1447251538Srpaulo struct urtwn_data *bf; 1448251538Srpaulo 1449251538Srpaulo URTWN_ASSERT_LOCKED(sc); 1450251538Srpaulo 1451251538Srpaulo bf = _urtwn_getbuf(sc); 1452294471Savos if (bf == NULL) { 1453294471Savos URTWN_DPRINTF(sc, URTWN_DEBUG_XMIT, "%s: stop queue\n", 1454294471Savos __func__); 1455294471Savos } 1456251538Srpaulo return (bf); 1457251538Srpaulo} 1458251538Srpaulo 1459291698Savosstatic usb_error_t 1460251538Srpaulourtwn_write_region_1(struct urtwn_softc *sc, uint16_t addr, uint8_t *buf, 1461251538Srpaulo int len) 1462251538Srpaulo{ 1463251538Srpaulo usb_device_request_t req; 1464251538Srpaulo 1465251538Srpaulo req.bmRequestType = UT_WRITE_VENDOR_DEVICE; 1466251538Srpaulo req.bRequest = R92C_REQ_REGS; 1467251538Srpaulo USETW(req.wValue, addr); 1468251538Srpaulo USETW(req.wIndex, 0); 1469251538Srpaulo USETW(req.wLength, len); 1470251538Srpaulo return (urtwn_do_request(sc, &req, buf)); 1471251538Srpaulo} 1472251538Srpaulo 1473291698Savosstatic usb_error_t 1474251538Srpaulourtwn_write_1(struct urtwn_softc *sc, uint16_t addr, uint8_t val) 1475251538Srpaulo{ 1476291698Savos return (urtwn_write_region_1(sc, addr, &val, sizeof(val))); 1477251538Srpaulo} 1478251538Srpaulo 1479291698Savosstatic usb_error_t 1480251538Srpaulourtwn_write_2(struct urtwn_softc *sc, uint16_t addr, uint16_t val) 1481251538Srpaulo{ 1482251538Srpaulo val = htole16(val); 1483291698Savos return (urtwn_write_region_1(sc, addr, (uint8_t *)&val, sizeof(val))); 1484251538Srpaulo} 1485251538Srpaulo 1486291698Savosstatic usb_error_t 1487251538Srpaulourtwn_write_4(struct urtwn_softc *sc, uint16_t addr, uint32_t val) 1488251538Srpaulo{ 1489251538Srpaulo val = htole32(val); 1490291698Savos return (urtwn_write_region_1(sc, addr, (uint8_t *)&val, sizeof(val))); 1491251538Srpaulo} 1492251538Srpaulo 1493291698Savosstatic usb_error_t 1494251538Srpaulourtwn_read_region_1(struct urtwn_softc *sc, uint16_t addr, uint8_t *buf, 1495251538Srpaulo int len) 1496251538Srpaulo{ 1497251538Srpaulo usb_device_request_t req; 1498251538Srpaulo 1499251538Srpaulo req.bmRequestType = UT_READ_VENDOR_DEVICE; 1500251538Srpaulo req.bRequest = R92C_REQ_REGS; 1501251538Srpaulo USETW(req.wValue, addr); 1502251538Srpaulo USETW(req.wIndex, 0); 1503251538Srpaulo USETW(req.wLength, len); 1504251538Srpaulo return (urtwn_do_request(sc, &req, buf)); 1505251538Srpaulo} 1506251538Srpaulo 1507251538Srpaulostatic uint8_t 1508251538Srpaulourtwn_read_1(struct urtwn_softc *sc, uint16_t addr) 1509251538Srpaulo{ 1510251538Srpaulo uint8_t val; 1511251538Srpaulo 1512251538Srpaulo if (urtwn_read_region_1(sc, addr, &val, 1) != 0) 1513251538Srpaulo return (0xff); 1514251538Srpaulo return (val); 1515251538Srpaulo} 1516251538Srpaulo 1517251538Srpaulostatic uint16_t 1518251538Srpaulourtwn_read_2(struct urtwn_softc *sc, uint16_t addr) 1519251538Srpaulo{ 1520251538Srpaulo uint16_t val; 1521251538Srpaulo 1522251538Srpaulo if (urtwn_read_region_1(sc, addr, (uint8_t *)&val, 2) != 0) 1523251538Srpaulo return (0xffff); 1524251538Srpaulo return (le16toh(val)); 1525251538Srpaulo} 1526251538Srpaulo 1527251538Srpaulostatic uint32_t 1528251538Srpaulourtwn_read_4(struct urtwn_softc *sc, uint16_t addr) 1529251538Srpaulo{ 1530251538Srpaulo uint32_t val; 1531251538Srpaulo 1532251538Srpaulo if (urtwn_read_region_1(sc, addr, (uint8_t *)&val, 4) != 0) 1533251538Srpaulo return (0xffffffff); 1534251538Srpaulo return (le32toh(val)); 1535251538Srpaulo} 1536251538Srpaulo 1537251538Srpaulostatic int 1538251538Srpaulourtwn_fw_cmd(struct urtwn_softc *sc, uint8_t id, const void *buf, int len) 1539251538Srpaulo{ 1540251538Srpaulo struct r92c_fw_cmd cmd; 1541291698Savos usb_error_t error; 1542251538Srpaulo int ntries; 1543251538Srpaulo 1544295871Savos if (!(sc->sc_flags & URTWN_FW_LOADED)) { 1545295871Savos URTWN_DPRINTF(sc, URTWN_DEBUG_FIRMWARE, "%s: firmware " 1546295871Savos "was not loaded; command (id %d) will be discarded\n", 1547295871Savos __func__, id); 1548295871Savos return (0); 1549295871Savos } 1550295871Savos 1551251538Srpaulo /* Wait for current FW box to be empty. */ 1552251538Srpaulo for (ntries = 0; ntries < 100; ntries++) { 1553251538Srpaulo if (!(urtwn_read_1(sc, R92C_HMETFR) & (1 << sc->fwcur))) 1554251538Srpaulo break; 1555266472Shselasky urtwn_ms_delay(sc); 1556251538Srpaulo } 1557251538Srpaulo if (ntries == 100) { 1558251538Srpaulo device_printf(sc->sc_dev, 1559251538Srpaulo "could not send firmware command\n"); 1560251538Srpaulo return (ETIMEDOUT); 1561251538Srpaulo } 1562251538Srpaulo memset(&cmd, 0, sizeof(cmd)); 1563251538Srpaulo cmd.id = id; 1564251538Srpaulo if (len > 3) 1565251538Srpaulo cmd.id |= R92C_CMD_FLAG_EXT; 1566251538Srpaulo KASSERT(len <= sizeof(cmd.msg), ("urtwn_fw_cmd\n")); 1567251538Srpaulo memcpy(cmd.msg, buf, len); 1568251538Srpaulo 1569251538Srpaulo /* Write the first word last since that will trigger the FW. */ 1570291698Savos error = urtwn_write_region_1(sc, R92C_HMEBOX_EXT(sc->fwcur), 1571251538Srpaulo (uint8_t *)&cmd + 4, 2); 1572291698Savos if (error != USB_ERR_NORMAL_COMPLETION) 1573291698Savos return (EIO); 1574291698Savos error = urtwn_write_region_1(sc, R92C_HMEBOX(sc->fwcur), 1575251538Srpaulo (uint8_t *)&cmd + 0, 4); 1576291698Savos if (error != USB_ERR_NORMAL_COMPLETION) 1577291698Savos return (EIO); 1578251538Srpaulo 1579251538Srpaulo sc->fwcur = (sc->fwcur + 1) % R92C_H2C_NBOX; 1580251538Srpaulo return (0); 1581251538Srpaulo} 1582251538Srpaulo 1583292174Savosstatic void 1584292174Savosurtwn_cmdq_cb(void *arg, int pending) 1585292174Savos{ 1586292174Savos struct urtwn_softc *sc = arg; 1587292174Savos struct urtwn_cmdq *item; 1588292174Savos 1589292174Savos /* 1590292174Savos * Device must be powered on (via urtwn_power_on()) 1591292174Savos * before any command may be sent. 1592292174Savos */ 1593292174Savos URTWN_LOCK(sc); 1594292174Savos if (!(sc->sc_flags & URTWN_RUNNING)) { 1595292174Savos URTWN_UNLOCK(sc); 1596292174Savos return; 1597292174Savos } 1598292174Savos 1599292174Savos URTWN_CMDQ_LOCK(sc); 1600292174Savos while (sc->cmdq[sc->cmdq_first].func != NULL) { 1601292174Savos item = &sc->cmdq[sc->cmdq_first]; 1602292174Savos sc->cmdq_first = (sc->cmdq_first + 1) % URTWN_CMDQ_SIZE; 1603292174Savos URTWN_CMDQ_UNLOCK(sc); 1604292174Savos 1605292174Savos item->func(sc, &item->data); 1606292174Savos 1607292174Savos URTWN_CMDQ_LOCK(sc); 1608292174Savos memset(item, 0, sizeof (*item)); 1609292174Savos } 1610292174Savos URTWN_CMDQ_UNLOCK(sc); 1611292174Savos URTWN_UNLOCK(sc); 1612292174Savos} 1613292174Savos 1614292174Savosstatic int 1615292174Savosurtwn_cmd_sleepable(struct urtwn_softc *sc, const void *ptr, size_t len, 1616292174Savos CMD_FUNC_PROTO) 1617292174Savos{ 1618292174Savos struct ieee80211com *ic = &sc->sc_ic; 1619292174Savos 1620292174Savos KASSERT(len <= sizeof(union sec_param), ("buffer overflow")); 1621292174Savos 1622292174Savos URTWN_CMDQ_LOCK(sc); 1623292174Savos if (sc->cmdq[sc->cmdq_last].func != NULL) { 1624292174Savos device_printf(sc->sc_dev, "%s: cmdq overflow\n", __func__); 1625292174Savos URTWN_CMDQ_UNLOCK(sc); 1626292174Savos 1627292174Savos return (EAGAIN); 1628292174Savos } 1629292174Savos 1630292174Savos if (ptr != NULL) 1631292174Savos memcpy(&sc->cmdq[sc->cmdq_last].data, ptr, len); 1632292174Savos sc->cmdq[sc->cmdq_last].func = func; 1633292174Savos sc->cmdq_last = (sc->cmdq_last + 1) % URTWN_CMDQ_SIZE; 1634292174Savos URTWN_CMDQ_UNLOCK(sc); 1635292174Savos 1636292174Savos ieee80211_runtask(ic, &sc->cmdq_task); 1637292174Savos 1638292174Savos return (0); 1639292174Savos} 1640292174Savos 1641264912Skevlostatic __inline void 1642251538Srpaulourtwn_rf_write(struct urtwn_softc *sc, int chain, uint8_t addr, uint32_t val) 1643251538Srpaulo{ 1644264912Skevlo 1645264912Skevlo sc->sc_rf_write(sc, chain, addr, val); 1646264912Skevlo} 1647264912Skevlo 1648264912Skevlostatic void 1649264912Skevlourtwn_r92c_rf_write(struct urtwn_softc *sc, int chain, uint8_t addr, 1650264912Skevlo uint32_t val) 1651264912Skevlo{ 1652251538Srpaulo urtwn_bb_write(sc, R92C_LSSI_PARAM(chain), 1653251538Srpaulo SM(R92C_LSSI_PARAM_ADDR, addr) | 1654251538Srpaulo SM(R92C_LSSI_PARAM_DATA, val)); 1655251538Srpaulo} 1656251538Srpaulo 1657264912Skevlostatic void 1658264912Skevlourtwn_r88e_rf_write(struct urtwn_softc *sc, int chain, uint8_t addr, 1659264912Skevlouint32_t val) 1660264912Skevlo{ 1661264912Skevlo urtwn_bb_write(sc, R92C_LSSI_PARAM(chain), 1662264912Skevlo SM(R88E_LSSI_PARAM_ADDR, addr) | 1663264912Skevlo SM(R92C_LSSI_PARAM_DATA, val)); 1664264912Skevlo} 1665264912Skevlo 1666251538Srpaulostatic uint32_t 1667251538Srpaulourtwn_rf_read(struct urtwn_softc *sc, int chain, uint8_t addr) 1668251538Srpaulo{ 1669251538Srpaulo uint32_t reg[R92C_MAX_CHAINS], val; 1670251538Srpaulo 1671251538Srpaulo reg[0] = urtwn_bb_read(sc, R92C_HSSI_PARAM2(0)); 1672251538Srpaulo if (chain != 0) 1673251538Srpaulo reg[chain] = urtwn_bb_read(sc, R92C_HSSI_PARAM2(chain)); 1674251538Srpaulo 1675251538Srpaulo urtwn_bb_write(sc, R92C_HSSI_PARAM2(0), 1676251538Srpaulo reg[0] & ~R92C_HSSI_PARAM2_READ_EDGE); 1677266472Shselasky urtwn_ms_delay(sc); 1678251538Srpaulo 1679251538Srpaulo urtwn_bb_write(sc, R92C_HSSI_PARAM2(chain), 1680251538Srpaulo RW(reg[chain], R92C_HSSI_PARAM2_READ_ADDR, addr) | 1681251538Srpaulo R92C_HSSI_PARAM2_READ_EDGE); 1682266472Shselasky urtwn_ms_delay(sc); 1683251538Srpaulo 1684251538Srpaulo urtwn_bb_write(sc, R92C_HSSI_PARAM2(0), 1685251538Srpaulo reg[0] | R92C_HSSI_PARAM2_READ_EDGE); 1686266472Shselasky urtwn_ms_delay(sc); 1687251538Srpaulo 1688251538Srpaulo if (urtwn_bb_read(sc, R92C_HSSI_PARAM1(chain)) & R92C_HSSI_PARAM1_PI) 1689251538Srpaulo val = urtwn_bb_read(sc, R92C_HSPI_READBACK(chain)); 1690251538Srpaulo else 1691251538Srpaulo val = urtwn_bb_read(sc, R92C_LSSI_READBACK(chain)); 1692251538Srpaulo return (MS(val, R92C_LSSI_READBACK_DATA)); 1693251538Srpaulo} 1694251538Srpaulo 1695251538Srpaulostatic int 1696251538Srpaulourtwn_llt_write(struct urtwn_softc *sc, uint32_t addr, uint32_t data) 1697251538Srpaulo{ 1698291698Savos usb_error_t error; 1699251538Srpaulo int ntries; 1700251538Srpaulo 1701291698Savos error = urtwn_write_4(sc, R92C_LLT_INIT, 1702251538Srpaulo SM(R92C_LLT_INIT_OP, R92C_LLT_INIT_OP_WRITE) | 1703251538Srpaulo SM(R92C_LLT_INIT_ADDR, addr) | 1704251538Srpaulo SM(R92C_LLT_INIT_DATA, data)); 1705291698Savos if (error != USB_ERR_NORMAL_COMPLETION) 1706291698Savos return (EIO); 1707251538Srpaulo /* Wait for write operation to complete. */ 1708251538Srpaulo for (ntries = 0; ntries < 20; ntries++) { 1709251538Srpaulo if (MS(urtwn_read_4(sc, R92C_LLT_INIT), R92C_LLT_INIT_OP) == 1710251538Srpaulo R92C_LLT_INIT_OP_NO_ACTIVE) 1711251538Srpaulo return (0); 1712266472Shselasky urtwn_ms_delay(sc); 1713251538Srpaulo } 1714251538Srpaulo return (ETIMEDOUT); 1715251538Srpaulo} 1716251538Srpaulo 1717291264Savosstatic int 1718291264Savosurtwn_efuse_read_next(struct urtwn_softc *sc, uint8_t *val) 1719251538Srpaulo{ 1720251538Srpaulo uint32_t reg; 1721291698Savos usb_error_t error; 1722251538Srpaulo int ntries; 1723251538Srpaulo 1724291264Savos if (sc->last_rom_addr >= URTWN_EFUSE_MAX_LEN) 1725291264Savos return (EFAULT); 1726291264Savos 1727251538Srpaulo reg = urtwn_read_4(sc, R92C_EFUSE_CTRL); 1728291264Savos reg = RW(reg, R92C_EFUSE_CTRL_ADDR, sc->last_rom_addr); 1729251538Srpaulo reg &= ~R92C_EFUSE_CTRL_VALID; 1730291264Savos 1731291698Savos error = urtwn_write_4(sc, R92C_EFUSE_CTRL, reg); 1732291698Savos if (error != USB_ERR_NORMAL_COMPLETION) 1733291698Savos return (EIO); 1734251538Srpaulo /* Wait for read operation to complete. */ 1735251538Srpaulo for (ntries = 0; ntries < 100; ntries++) { 1736251538Srpaulo reg = urtwn_read_4(sc, R92C_EFUSE_CTRL); 1737251538Srpaulo if (reg & R92C_EFUSE_CTRL_VALID) 1738291264Savos break; 1739266472Shselasky urtwn_ms_delay(sc); 1740251538Srpaulo } 1741291264Savos if (ntries == 100) { 1742291264Savos device_printf(sc->sc_dev, 1743291264Savos "could not read efuse byte at address 0x%x\n", 1744291264Savos sc->last_rom_addr); 1745291264Savos return (ETIMEDOUT); 1746291264Savos } 1747291264Savos 1748291264Savos *val = MS(reg, R92C_EFUSE_CTRL_DATA); 1749291264Savos sc->last_rom_addr++; 1750291264Savos 1751291264Savos return (0); 1752251538Srpaulo} 1753251538Srpaulo 1754291264Savosstatic int 1755291264Savosurtwn_efuse_read_data(struct urtwn_softc *sc, uint8_t *rom, uint8_t off, 1756291264Savos uint8_t msk) 1757291264Savos{ 1758291264Savos uint8_t reg; 1759291264Savos int i, error; 1760291264Savos 1761291264Savos for (i = 0; i < 4; i++) { 1762291264Savos if (msk & (1 << i)) 1763291264Savos continue; 1764291264Savos error = urtwn_efuse_read_next(sc, ®); 1765291264Savos if (error != 0) 1766291264Savos return (error); 1767294471Savos URTWN_DPRINTF(sc, URTWN_DEBUG_ROM, "rom[0x%03X] == 0x%02X\n", 1768294471Savos off * 8 + i * 2, reg); 1769291264Savos rom[off * 8 + i * 2 + 0] = reg; 1770291264Savos 1771291264Savos error = urtwn_efuse_read_next(sc, ®); 1772291264Savos if (error != 0) 1773291264Savos return (error); 1774294471Savos URTWN_DPRINTF(sc, URTWN_DEBUG_ROM, "rom[0x%03X] == 0x%02X\n", 1775294471Savos off * 8 + i * 2 + 1, reg); 1776291264Savos rom[off * 8 + i * 2 + 1] = reg; 1777291264Savos } 1778291264Savos 1779291264Savos return (0); 1780291264Savos} 1781291264Savos 1782294471Savos#ifdef USB_DEBUG 1783251538Srpaulostatic void 1784291264Savosurtwn_dump_rom_contents(struct urtwn_softc *sc, uint8_t *rom, uint16_t size) 1785251538Srpaulo{ 1786251538Srpaulo int i; 1787251538Srpaulo 1788291264Savos /* Dump ROM contents. */ 1789291264Savos device_printf(sc->sc_dev, "%s:", __func__); 1790291264Savos for (i = 0; i < size; i++) { 1791291264Savos if (i % 32 == 0) 1792291264Savos printf("\n%03X: ", i); 1793291264Savos else if (i % 4 == 0) 1794291264Savos printf(" "); 1795291264Savos 1796291264Savos printf("%02X", rom[i]); 1797291264Savos } 1798291264Savos printf("\n"); 1799291264Savos} 1800291264Savos#endif 1801291264Savos 1802291264Savosstatic int 1803291264Savosurtwn_efuse_read(struct urtwn_softc *sc, uint8_t *rom, uint16_t size) 1804291264Savos{ 1805291264Savos#define URTWN_CHK(res) do { \ 1806291264Savos if ((error = res) != 0) \ 1807291264Savos goto end; \ 1808291264Savos} while(0) 1809291264Savos uint8_t msk, off, reg; 1810291264Savos int error; 1811291264Savos 1812291698Savos URTWN_CHK(urtwn_efuse_switch_power(sc)); 1813264912Skevlo 1814291264Savos /* Read full ROM image. */ 1815291264Savos sc->last_rom_addr = 0; 1816291264Savos memset(rom, 0xff, size); 1817291264Savos 1818291264Savos URTWN_CHK(urtwn_efuse_read_next(sc, ®)); 1819291264Savos while (reg != 0xff) { 1820291264Savos /* check for extended header */ 1821291264Savos if ((sc->chip & URTWN_CHIP_88E) && (reg & 0x1f) == 0x0f) { 1822291264Savos off = reg >> 5; 1823291264Savos URTWN_CHK(urtwn_efuse_read_next(sc, ®)); 1824291264Savos 1825291264Savos if ((reg & 0x0f) != 0x0f) 1826291264Savos off = ((reg & 0xf0) >> 1) | off; 1827291264Savos else 1828291264Savos continue; 1829291264Savos } else 1830291264Savos off = reg >> 4; 1831251538Srpaulo msk = reg & 0xf; 1832291264Savos 1833291264Savos URTWN_CHK(urtwn_efuse_read_data(sc, rom, off, msk)); 1834291264Savos URTWN_CHK(urtwn_efuse_read_next(sc, ®)); 1835251538Srpaulo } 1836291264Savos 1837291264Savosend: 1838291264Savos 1839294471Savos#ifdef USB_DEBUG 1840294471Savos if (sc->sc_debug & URTWN_DEBUG_ROM) 1841291264Savos urtwn_dump_rom_contents(sc, rom, size); 1842251538Srpaulo#endif 1843291264Savos 1844282623Skevlo urtwn_write_1(sc, R92C_EFUSE_ACCESS, R92C_EFUSE_ACCESS_OFF); 1845291264Savos 1846291264Savos if (error != 0) { 1847291264Savos device_printf(sc->sc_dev, "%s: error while reading ROM\n", 1848291264Savos __func__); 1849291264Savos } 1850291264Savos 1851291264Savos return (error); 1852291264Savos#undef URTWN_CHK 1853282623Skevlo} 1854281592Skevlo 1855291698Savosstatic int 1856264912Skevlourtwn_efuse_switch_power(struct urtwn_softc *sc) 1857264912Skevlo{ 1858291698Savos usb_error_t error; 1859264912Skevlo uint32_t reg; 1860251538Srpaulo 1861291698Savos error = urtwn_write_1(sc, R92C_EFUSE_ACCESS, R92C_EFUSE_ACCESS_ON); 1862291698Savos if (error != USB_ERR_NORMAL_COMPLETION) 1863291698Savos return (EIO); 1864281918Skevlo 1865264912Skevlo reg = urtwn_read_2(sc, R92C_SYS_ISO_CTRL); 1866264912Skevlo if (!(reg & R92C_SYS_ISO_CTRL_PWC_EV12V)) { 1867291698Savos error = urtwn_write_2(sc, R92C_SYS_ISO_CTRL, 1868264912Skevlo reg | R92C_SYS_ISO_CTRL_PWC_EV12V); 1869291698Savos if (error != USB_ERR_NORMAL_COMPLETION) 1870291698Savos return (EIO); 1871264912Skevlo } 1872264912Skevlo reg = urtwn_read_2(sc, R92C_SYS_FUNC_EN); 1873264912Skevlo if (!(reg & R92C_SYS_FUNC_EN_ELDR)) { 1874291698Savos error = urtwn_write_2(sc, R92C_SYS_FUNC_EN, 1875264912Skevlo reg | R92C_SYS_FUNC_EN_ELDR); 1876291698Savos if (error != USB_ERR_NORMAL_COMPLETION) 1877291698Savos return (EIO); 1878264912Skevlo } 1879264912Skevlo reg = urtwn_read_2(sc, R92C_SYS_CLKR); 1880264912Skevlo if ((reg & (R92C_SYS_CLKR_LOADER_EN | R92C_SYS_CLKR_ANA8M)) != 1881264912Skevlo (R92C_SYS_CLKR_LOADER_EN | R92C_SYS_CLKR_ANA8M)) { 1882291698Savos error = urtwn_write_2(sc, R92C_SYS_CLKR, 1883264912Skevlo reg | R92C_SYS_CLKR_LOADER_EN | R92C_SYS_CLKR_ANA8M); 1884291698Savos if (error != USB_ERR_NORMAL_COMPLETION) 1885291698Savos return (EIO); 1886264912Skevlo } 1887291698Savos 1888291698Savos return (0); 1889264912Skevlo} 1890264912Skevlo 1891251538Srpaulostatic int 1892251538Srpaulourtwn_read_chipid(struct urtwn_softc *sc) 1893251538Srpaulo{ 1894251538Srpaulo uint32_t reg; 1895251538Srpaulo 1896264912Skevlo if (sc->chip & URTWN_CHIP_88E) 1897264912Skevlo return (0); 1898264912Skevlo 1899251538Srpaulo reg = urtwn_read_4(sc, R92C_SYS_CFG); 1900251538Srpaulo if (reg & R92C_SYS_CFG_TRP_VAUX_EN) 1901251538Srpaulo return (EIO); 1902251538Srpaulo 1903251538Srpaulo if (reg & R92C_SYS_CFG_TYPE_92C) { 1904251538Srpaulo sc->chip |= URTWN_CHIP_92C; 1905251538Srpaulo /* Check if it is a castrated 8192C. */ 1906251538Srpaulo if (MS(urtwn_read_4(sc, R92C_HPON_FSM), 1907251538Srpaulo R92C_HPON_FSM_CHIP_BONDING_ID) == 1908251538Srpaulo R92C_HPON_FSM_CHIP_BONDING_ID_92C_1T2R) 1909251538Srpaulo sc->chip |= URTWN_CHIP_92C_1T2R; 1910251538Srpaulo } 1911251538Srpaulo if (reg & R92C_SYS_CFG_VENDOR_UMC) { 1912251538Srpaulo sc->chip |= URTWN_CHIP_UMC; 1913251538Srpaulo if (MS(reg, R92C_SYS_CFG_CHIP_VER_RTL) == 0) 1914251538Srpaulo sc->chip |= URTWN_CHIP_UMC_A_CUT; 1915251538Srpaulo } 1916251538Srpaulo return (0); 1917251538Srpaulo} 1918251538Srpaulo 1919291264Savosstatic int 1920251538Srpaulourtwn_read_rom(struct urtwn_softc *sc) 1921251538Srpaulo{ 1922291264Savos struct r92c_rom *rom = &sc->rom.r92c_rom; 1923291264Savos int error; 1924251538Srpaulo 1925251538Srpaulo /* Read full ROM image. */ 1926291264Savos error = urtwn_efuse_read(sc, (uint8_t *)rom, sizeof(*rom)); 1927291264Savos if (error != 0) 1928291264Savos return (error); 1929251538Srpaulo 1930251538Srpaulo /* XXX Weird but this is what the vendor driver does. */ 1931291264Savos sc->last_rom_addr = 0x1fa; 1932291264Savos error = urtwn_efuse_read_next(sc, &sc->pa_setting); 1933291264Savos if (error != 0) 1934291264Savos return (error); 1935294471Savos URTWN_DPRINTF(sc, URTWN_DEBUG_ROM, "%s: PA setting=0x%x\n", __func__, 1936294471Savos sc->pa_setting); 1937251538Srpaulo 1938251538Srpaulo sc->board_type = MS(rom->rf_opt1, R92C_ROM_RF1_BOARD_TYPE); 1939251538Srpaulo 1940251538Srpaulo sc->regulatory = MS(rom->rf_opt1, R92C_ROM_RF1_REGULATORY); 1941294471Savos URTWN_DPRINTF(sc, URTWN_DEBUG_ROM, "%s: regulatory type=%d\n", 1942294471Savos __func__, sc->regulatory); 1943287197Sglebius IEEE80211_ADDR_COPY(sc->sc_ic.ic_macaddr, rom->macaddr); 1944251538Srpaulo 1945264912Skevlo sc->sc_rf_write = urtwn_r92c_rf_write; 1946264912Skevlo sc->sc_power_on = urtwn_r92c_power_on; 1947295874Savos sc->sc_power_off = urtwn_r92c_power_off; 1948291264Savos 1949291264Savos return (0); 1950251538Srpaulo} 1951251538Srpaulo 1952291264Savosstatic int 1953264912Skevlourtwn_r88e_read_rom(struct urtwn_softc *sc) 1954264912Skevlo{ 1955294198Savos struct r88e_rom *rom = &sc->rom.r88e_rom; 1956294198Savos int error; 1957264912Skevlo 1958294198Savos error = urtwn_efuse_read(sc, (uint8_t *)rom, sizeof(sc->rom.r88e_rom)); 1959291264Savos if (error != 0) 1960291264Savos return (error); 1961264912Skevlo 1962294198Savos sc->bw20_tx_pwr_diff = (rom->tx_pwr_diff >> 4); 1963264912Skevlo if (sc->bw20_tx_pwr_diff & 0x08) 1964264912Skevlo sc->bw20_tx_pwr_diff |= 0xf0; 1965294198Savos sc->ofdm_tx_pwr_diff = (rom->tx_pwr_diff & 0xf); 1966264912Skevlo if (sc->ofdm_tx_pwr_diff & 0x08) 1967264912Skevlo sc->ofdm_tx_pwr_diff |= 0xf0; 1968294198Savos sc->regulatory = MS(rom->rf_board_opt, R92C_ROM_RF1_REGULATORY); 1969294471Savos URTWN_DPRINTF(sc, URTWN_DEBUG_ROM, "%s: regulatory type %d\n", 1970294471Savos __func__,sc->regulatory); 1971294198Savos IEEE80211_ADDR_COPY(sc->sc_ic.ic_macaddr, rom->macaddr); 1972264912Skevlo 1973264912Skevlo sc->sc_rf_write = urtwn_r88e_rf_write; 1974264912Skevlo sc->sc_power_on = urtwn_r88e_power_on; 1975295874Savos sc->sc_power_off = urtwn_r88e_power_off; 1976291264Savos 1977291264Savos return (0); 1978264912Skevlo} 1979264912Skevlo 1980298436Savosstatic __inline uint8_t 1981298436Savosrate2ridx(uint8_t rate) 1982298436Savos{ 1983298436Savos if (rate & IEEE80211_RATE_MCS) { 1984298436Savos /* 11n rates start at idx 12 */ 1985298436Savos return ((rate & 0xf) + 12); 1986298436Savos } 1987298436Savos switch (rate) { 1988298436Savos /* 11g */ 1989298436Savos case 12: return 4; 1990298436Savos case 18: return 5; 1991298436Savos case 24: return 6; 1992298436Savos case 36: return 7; 1993298436Savos case 48: return 8; 1994298436Savos case 72: return 9; 1995298436Savos case 96: return 10; 1996298436Savos case 108: return 11; 1997298436Savos /* 11b */ 1998298436Savos case 2: return 0; 1999298436Savos case 4: return 1; 2000298436Savos case 11: return 2; 2001298436Savos case 22: return 3; 2002298436Savos default: return URTWN_RIDX_UNKNOWN; 2003298436Savos } 2004298436Savos} 2005298436Savos 2006251538Srpaulo/* 2007251538Srpaulo * Initialize rate adaptation in firmware. 2008251538Srpaulo */ 2009251538Srpaulostatic int 2010251538Srpaulourtwn_ra_init(struct urtwn_softc *sc) 2011251538Srpaulo{ 2012287197Sglebius struct ieee80211com *ic = &sc->sc_ic; 2013251538Srpaulo struct ieee80211vap *vap = TAILQ_FIRST(&ic->ic_vaps); 2014251538Srpaulo struct ieee80211_node *ni; 2015297175Sadrian struct ieee80211_rateset *rs, *rs_ht; 2016251538Srpaulo struct r92c_fw_cmd_macid_cfg cmd; 2017251538Srpaulo uint32_t rates, basicrates; 2018298436Savos uint8_t mode, ridx; 2019298436Savos int maxrate, maxbasicrate, error, i; 2020251538Srpaulo 2021251538Srpaulo ni = ieee80211_ref_node(vap->iv_bss); 2022251538Srpaulo rs = &ni->ni_rates; 2023297175Sadrian rs_ht = (struct ieee80211_rateset *) &ni->ni_htrates; 2024251538Srpaulo 2025251538Srpaulo /* Get normal and basic rates mask. */ 2026251538Srpaulo rates = basicrates = 0; 2027251538Srpaulo maxrate = maxbasicrate = 0; 2028297175Sadrian 2029297175Sadrian /* This is for 11bg */ 2030251538Srpaulo for (i = 0; i < rs->rs_nrates; i++) { 2031251538Srpaulo /* Convert 802.11 rate to HW rate index. */ 2032298436Savos ridx = rate2ridx(IEEE80211_RV(rs->rs_rates[i])); 2033298436Savos if (ridx == URTWN_RIDX_UNKNOWN) /* Unknown rate, skip. */ 2034251538Srpaulo continue; 2035298436Savos rates |= 1 << ridx; 2036298436Savos if (ridx > maxrate) 2037298436Savos maxrate = ridx; 2038251538Srpaulo if (rs->rs_rates[i] & IEEE80211_RATE_BASIC) { 2039298436Savos basicrates |= 1 << ridx; 2040298436Savos if (ridx > maxbasicrate) 2041298436Savos maxbasicrate = ridx; 2042251538Srpaulo } 2043251538Srpaulo } 2044297175Sadrian 2045297175Sadrian /* If we're doing 11n, enable 11n rates */ 2046297175Sadrian if (ni->ni_flags & IEEE80211_NODE_HT) { 2047297175Sadrian for (i = 0; i < rs_ht->rs_nrates; i++) { 2048297175Sadrian if ((rs_ht->rs_rates[i] & 0x7f) > 0xf) 2049297175Sadrian continue; 2050297175Sadrian /* 11n rates start at index 12 */ 2051298436Savos ridx = ((rs_ht->rs_rates[i]) & 0xf) + 12; 2052298436Savos rates |= (1 << ridx); 2053297175Sadrian 2054297175Sadrian /* Guard against the rate table being oddly ordered */ 2055298436Savos if (ridx > maxrate) 2056298436Savos maxrate = ridx; 2057297175Sadrian } 2058297175Sadrian } 2059297175Sadrian 2060297175Sadrian#if 0 2061297175Sadrian if (ic->ic_curmode == IEEE80211_MODE_11NG) 2062297175Sadrian raid = R92C_RAID_11GN; 2063297175Sadrian#endif 2064297175Sadrian /* NB: group addressed frames are done at 11bg rates for now */ 2065251538Srpaulo if (ic->ic_curmode == IEEE80211_MODE_11B) 2066251538Srpaulo mode = R92C_RAID_11B; 2067251538Srpaulo else 2068251538Srpaulo mode = R92C_RAID_11BG; 2069297175Sadrian /* XXX misleading 'mode' value here for unicast frames */ 2070294471Savos URTWN_DPRINTF(sc, URTWN_DEBUG_RA, 2071294471Savos "%s: mode 0x%x, rates 0x%08x, basicrates 0x%08x\n", __func__, 2072251538Srpaulo mode, rates, basicrates); 2073251538Srpaulo 2074251538Srpaulo /* Set rates mask for group addressed frames. */ 2075251538Srpaulo cmd.macid = URTWN_MACID_BC | URTWN_MACID_VALID; 2076251538Srpaulo cmd.mask = htole32(mode << 28 | basicrates); 2077251538Srpaulo error = urtwn_fw_cmd(sc, R92C_CMD_MACID_CONFIG, &cmd, sizeof(cmd)); 2078251538Srpaulo if (error != 0) { 2079252401Srpaulo ieee80211_free_node(ni); 2080251538Srpaulo device_printf(sc->sc_dev, 2081251538Srpaulo "could not add broadcast station\n"); 2082251538Srpaulo return (error); 2083251538Srpaulo } 2084297175Sadrian 2085251538Srpaulo /* Set initial MRR rate. */ 2086294471Savos URTWN_DPRINTF(sc, URTWN_DEBUG_RA, "%s: maxbasicrate %d\n", __func__, 2087294471Savos maxbasicrate); 2088251538Srpaulo urtwn_write_1(sc, R92C_INIDATA_RATE_SEL(URTWN_MACID_BC), 2089251538Srpaulo maxbasicrate); 2090251538Srpaulo 2091251538Srpaulo /* Set rates mask for unicast frames. */ 2092297175Sadrian if (ni->ni_flags & IEEE80211_NODE_HT) 2093297175Sadrian mode = R92C_RAID_11GN; 2094297175Sadrian else if (ic->ic_curmode == IEEE80211_MODE_11B) 2095297175Sadrian mode = R92C_RAID_11B; 2096297175Sadrian else 2097297175Sadrian mode = R92C_RAID_11BG; 2098251538Srpaulo cmd.macid = URTWN_MACID_BSS | URTWN_MACID_VALID; 2099251538Srpaulo cmd.mask = htole32(mode << 28 | rates); 2100251538Srpaulo error = urtwn_fw_cmd(sc, R92C_CMD_MACID_CONFIG, &cmd, sizeof(cmd)); 2101251538Srpaulo if (error != 0) { 2102252401Srpaulo ieee80211_free_node(ni); 2103251538Srpaulo device_printf(sc->sc_dev, "could not add BSS station\n"); 2104251538Srpaulo return (error); 2105251538Srpaulo } 2106251538Srpaulo /* Set initial MRR rate. */ 2107294471Savos URTWN_DPRINTF(sc, URTWN_DEBUG_RA, "%s: maxrate %d\n", __func__, 2108294471Savos maxrate); 2109251538Srpaulo urtwn_write_1(sc, R92C_INIDATA_RATE_SEL(URTWN_MACID_BSS), 2110251538Srpaulo maxrate); 2111251538Srpaulo 2112251538Srpaulo /* Indicate highest supported rate. */ 2113297175Sadrian if (ni->ni_flags & IEEE80211_NODE_HT) 2114297175Sadrian ni->ni_txrate = rs_ht->rs_rates[rs_ht->rs_nrates - 1] 2115297175Sadrian | IEEE80211_RATE_MCS; 2116297175Sadrian else 2117297175Sadrian ni->ni_txrate = rs->rs_rates[rs->rs_nrates - 1]; 2118252401Srpaulo ieee80211_free_node(ni); 2119252401Srpaulo 2120251538Srpaulo return (0); 2121251538Srpaulo} 2122251538Srpaulo 2123290439Savosstatic void 2124290631Savosurtwn_init_beacon(struct urtwn_softc *sc, struct urtwn_vap *uvp) 2125251538Srpaulo{ 2126290631Savos struct r92c_tx_desc *txd = &uvp->bcn_desc; 2127290631Savos 2128290631Savos txd->txdw0 = htole32( 2129290631Savos SM(R92C_TXDW0_OFFSET, sizeof(*txd)) | R92C_TXDW0_BMCAST | 2130290631Savos R92C_TXDW0_OWN | R92C_TXDW0_FSG | R92C_TXDW0_LSG); 2131290631Savos txd->txdw1 = htole32( 2132290631Savos SM(R92C_TXDW1_QSEL, R92C_TXDW1_QSEL_BEACON) | 2133290631Savos SM(R92C_TXDW1_RAID, R92C_RAID_11B)); 2134290631Savos 2135291858Savos if (sc->chip & URTWN_CHIP_88E) { 2136290631Savos txd->txdw1 |= htole32(SM(R88E_TXDW1_MACID, URTWN_MACID_BC)); 2137291858Savos txd->txdseq |= htole16(R88E_TXDSEQ_HWSEQ_EN); 2138291858Savos } else { 2139290631Savos txd->txdw1 |= htole32(SM(R92C_TXDW1_MACID, URTWN_MACID_BC)); 2140291858Savos txd->txdw4 |= htole32(R92C_TXDW4_HWSEQ_EN); 2141291858Savos } 2142290631Savos 2143290631Savos txd->txdw4 = htole32(R92C_TXDW4_DRVRATE); 2144290631Savos txd->txdw5 = htole32(SM(R92C_TXDW5_DATARATE, URTWN_RIDX_CCK1)); 2145251538Srpaulo} 2146251538Srpaulo 2147290631Savosstatic int 2148290631Savosurtwn_setup_beacon(struct urtwn_softc *sc, struct ieee80211_node *ni) 2149290631Savos{ 2150290631Savos struct ieee80211vap *vap = ni->ni_vap; 2151290631Savos struct urtwn_vap *uvp = URTWN_VAP(vap); 2152290631Savos struct mbuf *m; 2153290631Savos int error; 2154290631Savos 2155290631Savos URTWN_ASSERT_LOCKED(sc); 2156290631Savos 2157290631Savos if (ni->ni_chan == IEEE80211_CHAN_ANYC) 2158290631Savos return (EINVAL); 2159290631Savos 2160290631Savos m = ieee80211_beacon_alloc(ni); 2161290631Savos if (m == NULL) { 2162290631Savos device_printf(sc->sc_dev, 2163290631Savos "%s: could not allocate beacon frame\n", __func__); 2164290631Savos return (ENOMEM); 2165290631Savos } 2166290631Savos 2167290631Savos if (uvp->bcn_mbuf != NULL) 2168290631Savos m_freem(uvp->bcn_mbuf); 2169290631Savos 2170290631Savos uvp->bcn_mbuf = m; 2171290631Savos 2172290631Savos if ((error = urtwn_tx_beacon(sc, uvp)) != 0) 2173290631Savos return (error); 2174290631Savos 2175290631Savos /* XXX bcnq stuck workaround */ 2176290631Savos if ((error = urtwn_tx_beacon(sc, uvp)) != 0) 2177290631Savos return (error); 2178290631Savos 2179294471Savos URTWN_DPRINTF(sc, URTWN_DEBUG_BEACON, "%s: beacon was %srecognized\n", 2180294471Savos __func__, urtwn_read_1(sc, R92C_TDECTRL + 2) & 2181294471Savos (R92C_TDECTRL_BCN_VALID >> 16) ? "" : "not "); 2182294471Savos 2183290631Savos return (0); 2184290631Savos} 2185290631Savos 2186251538Srpaulostatic void 2187290631Savosurtwn_update_beacon(struct ieee80211vap *vap, int item) 2188290631Savos{ 2189290631Savos struct urtwn_softc *sc = vap->iv_ic->ic_softc; 2190290631Savos struct urtwn_vap *uvp = URTWN_VAP(vap); 2191290631Savos struct ieee80211_beacon_offsets *bo = &vap->iv_bcn_off; 2192290631Savos struct ieee80211_node *ni = vap->iv_bss; 2193290631Savos int mcast = 0; 2194290631Savos 2195290631Savos URTWN_LOCK(sc); 2196290631Savos if (uvp->bcn_mbuf == NULL) { 2197290631Savos uvp->bcn_mbuf = ieee80211_beacon_alloc(ni); 2198290631Savos if (uvp->bcn_mbuf == NULL) { 2199290631Savos device_printf(sc->sc_dev, 2200290631Savos "%s: could not allocate beacon frame\n", __func__); 2201290631Savos URTWN_UNLOCK(sc); 2202290631Savos return; 2203290631Savos } 2204290631Savos } 2205290631Savos URTWN_UNLOCK(sc); 2206290631Savos 2207290631Savos if (item == IEEE80211_BEACON_TIM) 2208290631Savos mcast = 1; /* XXX */ 2209290631Savos 2210290631Savos setbit(bo->bo_flags, item); 2211290631Savos ieee80211_beacon_update(ni, uvp->bcn_mbuf, mcast); 2212290631Savos 2213290631Savos URTWN_LOCK(sc); 2214290631Savos urtwn_tx_beacon(sc, uvp); 2215290631Savos URTWN_UNLOCK(sc); 2216290631Savos} 2217290631Savos 2218290631Savos/* 2219290631Savos * Push a beacon frame into the chip. Beacon will 2220290631Savos * be repeated by the chip every R92C_BCN_INTERVAL. 2221290631Savos */ 2222290631Savosstatic int 2223290631Savosurtwn_tx_beacon(struct urtwn_softc *sc, struct urtwn_vap *uvp) 2224290631Savos{ 2225290631Savos struct r92c_tx_desc *desc = &uvp->bcn_desc; 2226290631Savos struct urtwn_data *bf; 2227290631Savos 2228290631Savos URTWN_ASSERT_LOCKED(sc); 2229290631Savos 2230290631Savos bf = urtwn_getbuf(sc); 2231290631Savos if (bf == NULL) 2232290631Savos return (ENOMEM); 2233290631Savos 2234290631Savos memcpy(bf->buf, desc, sizeof(*desc)); 2235290631Savos urtwn_tx_start(sc, uvp->bcn_mbuf, IEEE80211_FC0_TYPE_MGT, bf); 2236290631Savos 2237290631Savos sc->sc_txtimer = 5; 2238290631Savos callout_reset(&sc->sc_watchdog_ch, hz, urtwn_watchdog, sc); 2239290631Savos 2240290631Savos return (0); 2241290631Savos} 2242290631Savos 2243292175Savosstatic int 2244292175Savosurtwn_key_alloc(struct ieee80211vap *vap, struct ieee80211_key *k, 2245292175Savos ieee80211_keyix *keyix, ieee80211_keyix *rxkeyix) 2246292175Savos{ 2247292175Savos struct urtwn_softc *sc = vap->iv_ic->ic_softc; 2248292175Savos uint8_t i; 2249292175Savos 2250292175Savos if (!(&vap->iv_nw_keys[0] <= k && 2251292175Savos k < &vap->iv_nw_keys[IEEE80211_WEP_NKID])) { 2252292175Savos if (!(k->wk_flags & IEEE80211_KEY_SWCRYPT)) { 2253292175Savos URTWN_LOCK(sc); 2254292175Savos /* 2255292175Savos * First 4 slots for group keys, 2256292175Savos * what is left - for pairwise. 2257292175Savos * XXX incompatible with IBSS RSN. 2258292175Savos */ 2259292175Savos for (i = IEEE80211_WEP_NKID; 2260292175Savos i < R92C_CAM_ENTRY_COUNT; i++) { 2261292175Savos if ((sc->keys_bmap & (1 << i)) == 0) { 2262292175Savos sc->keys_bmap |= 1 << i; 2263292175Savos *keyix = i; 2264292175Savos break; 2265292175Savos } 2266292175Savos } 2267292175Savos URTWN_UNLOCK(sc); 2268292175Savos if (i == R92C_CAM_ENTRY_COUNT) { 2269292175Savos device_printf(sc->sc_dev, 2270292175Savos "%s: no free space in the key table\n", 2271292175Savos __func__); 2272292175Savos return 0; 2273292175Savos } 2274292175Savos } else 2275292175Savos *keyix = 0; 2276292175Savos } else { 2277292175Savos *keyix = k - vap->iv_nw_keys; 2278292175Savos } 2279292175Savos *rxkeyix = *keyix; 2280292175Savos return 1; 2281292175Savos} 2282292175Savos 2283290631Savosstatic void 2284292175Savosurtwn_key_set_cb(struct urtwn_softc *sc, union sec_param *data) 2285292175Savos{ 2286292175Savos struct ieee80211_key *k = &data->key; 2287292175Savos uint8_t algo, keyid; 2288292175Savos int i, error; 2289292175Savos 2290292175Savos if (k->wk_keyix < IEEE80211_WEP_NKID) 2291292175Savos keyid = k->wk_keyix; 2292292175Savos else 2293292175Savos keyid = 0; 2294292175Savos 2295292175Savos /* Map net80211 cipher to HW crypto algorithm. */ 2296292175Savos switch (k->wk_cipher->ic_cipher) { 2297292175Savos case IEEE80211_CIPHER_WEP: 2298292175Savos if (k->wk_keylen < 8) 2299292175Savos algo = R92C_CAM_ALGO_WEP40; 2300292175Savos else 2301292175Savos algo = R92C_CAM_ALGO_WEP104; 2302292175Savos break; 2303292175Savos case IEEE80211_CIPHER_TKIP: 2304292175Savos algo = R92C_CAM_ALGO_TKIP; 2305292175Savos break; 2306292175Savos case IEEE80211_CIPHER_AES_CCM: 2307292175Savos algo = R92C_CAM_ALGO_AES; 2308292175Savos break; 2309292175Savos default: 2310292175Savos device_printf(sc->sc_dev, "%s: undefined cipher %d\n", 2311292175Savos __func__, k->wk_cipher->ic_cipher); 2312292175Savos return; 2313292175Savos } 2314292175Savos 2315294471Savos URTWN_DPRINTF(sc, URTWN_DEBUG_KEY, 2316294471Savos "%s: keyix %d, keyid %d, algo %d/%d, flags %04X, len %d, " 2317294471Savos "macaddr %s\n", __func__, k->wk_keyix, keyid, 2318294471Savos k->wk_cipher->ic_cipher, algo, k->wk_flags, k->wk_keylen, 2319294471Savos ether_sprintf(k->wk_macaddr)); 2320292175Savos 2321303344Savos /* Clear high bits. */ 2322303344Savos urtwn_cam_write(sc, R92C_CAM_CTL6(k->wk_keyix), 0); 2323303344Savos urtwn_cam_write(sc, R92C_CAM_CTL7(k->wk_keyix), 0); 2324303344Savos 2325292175Savos /* Write key. */ 2326292175Savos for (i = 0; i < 4; i++) { 2327292175Savos error = urtwn_cam_write(sc, R92C_CAM_KEY(k->wk_keyix, i), 2328298359Savos le32dec(&k->wk_key[i * 4])); 2329292175Savos if (error != 0) 2330292175Savos goto fail; 2331292175Savos } 2332292175Savos 2333292175Savos /* Write CTL0 last since that will validate the CAM entry. */ 2334292175Savos error = urtwn_cam_write(sc, R92C_CAM_CTL1(k->wk_keyix), 2335298359Savos le32dec(&k->wk_macaddr[2])); 2336292175Savos if (error != 0) 2337292175Savos goto fail; 2338292175Savos error = urtwn_cam_write(sc, R92C_CAM_CTL0(k->wk_keyix), 2339292175Savos SM(R92C_CAM_ALGO, algo) | 2340292175Savos SM(R92C_CAM_KEYID, keyid) | 2341298359Savos SM(R92C_CAM_MACLO, le16dec(&k->wk_macaddr[0])) | 2342292175Savos R92C_CAM_VALID); 2343292175Savos if (error != 0) 2344292175Savos goto fail; 2345292175Savos 2346292175Savos return; 2347292175Savos 2348292175Savosfail: 2349292175Savos device_printf(sc->sc_dev, "%s fails, error %d\n", __func__, error); 2350292175Savos} 2351292175Savos 2352292175Savosstatic void 2353292175Savosurtwn_key_del_cb(struct urtwn_softc *sc, union sec_param *data) 2354292175Savos{ 2355292175Savos struct ieee80211_key *k = &data->key; 2356292175Savos int i; 2357292175Savos 2358294471Savos URTWN_DPRINTF(sc, URTWN_DEBUG_KEY, 2359294471Savos "%s: keyix %d, flags %04X, macaddr %s\n", __func__, 2360292175Savos k->wk_keyix, k->wk_flags, ether_sprintf(k->wk_macaddr)); 2361292175Savos 2362292175Savos urtwn_cam_write(sc, R92C_CAM_CTL0(k->wk_keyix), 0); 2363292175Savos urtwn_cam_write(sc, R92C_CAM_CTL1(k->wk_keyix), 0); 2364292175Savos 2365292175Savos /* Clear key. */ 2366292175Savos for (i = 0; i < 4; i++) 2367292175Savos urtwn_cam_write(sc, R92C_CAM_KEY(k->wk_keyix, i), 0); 2368292175Savos sc->keys_bmap &= ~(1 << k->wk_keyix); 2369292175Savos} 2370292175Savos 2371292175Savosstatic int 2372292175Savosurtwn_key_set(struct ieee80211vap *vap, const struct ieee80211_key *k) 2373292175Savos{ 2374292175Savos struct urtwn_softc *sc = vap->iv_ic->ic_softc; 2375301762Savos struct urtwn_vap *uvp = URTWN_VAP(vap); 2376292175Savos 2377292175Savos if (k->wk_flags & IEEE80211_KEY_SWCRYPT) { 2378292175Savos /* Not for us. */ 2379292175Savos return (1); 2380292175Savos } 2381292175Savos 2382301762Savos if (&vap->iv_nw_keys[0] <= k && 2383301762Savos k < &vap->iv_nw_keys[IEEE80211_WEP_NKID]) { 2384301762Savos URTWN_LOCK(sc); 2385301762Savos uvp->keys[k->wk_keyix] = k; 2386301762Savos if ((sc->sc_flags & URTWN_RUNNING) == 0) { 2387301762Savos /* 2388301762Savos * The device was not started; 2389301762Savos * the key will be installed later. 2390301762Savos */ 2391301762Savos URTWN_UNLOCK(sc); 2392301762Savos return (1); 2393301762Savos } 2394301762Savos URTWN_UNLOCK(sc); 2395301762Savos } 2396301762Savos 2397292175Savos return (!urtwn_cmd_sleepable(sc, k, sizeof(*k), urtwn_key_set_cb)); 2398292175Savos} 2399292175Savos 2400292175Savosstatic int 2401292175Savosurtwn_key_delete(struct ieee80211vap *vap, const struct ieee80211_key *k) 2402292175Savos{ 2403292175Savos struct urtwn_softc *sc = vap->iv_ic->ic_softc; 2404301762Savos struct urtwn_vap *uvp = URTWN_VAP(vap); 2405292175Savos 2406292175Savos if (k->wk_flags & IEEE80211_KEY_SWCRYPT) { 2407292175Savos /* Not for us. */ 2408292175Savos return (1); 2409292175Savos } 2410292175Savos 2411301762Savos if (&vap->iv_nw_keys[0] <= k && 2412301762Savos k < &vap->iv_nw_keys[IEEE80211_WEP_NKID]) { 2413301762Savos URTWN_LOCK(sc); 2414301762Savos uvp->keys[k->wk_keyix] = NULL; 2415301762Savos if ((sc->sc_flags & URTWN_RUNNING) == 0) { 2416301762Savos /* All keys are removed on device reset. */ 2417301762Savos URTWN_UNLOCK(sc); 2418301762Savos return (1); 2419301762Savos } 2420301762Savos URTWN_UNLOCK(sc); 2421301762Savos } 2422301762Savos 2423292175Savos return (!urtwn_cmd_sleepable(sc, k, sizeof(*k), urtwn_key_del_cb)); 2424292175Savos} 2425292175Savos 2426292175Savosstatic void 2427290651Savosurtwn_tsf_task_adhoc(void *arg, int pending) 2428290651Savos{ 2429290651Savos struct ieee80211vap *vap = arg; 2430290651Savos struct urtwn_softc *sc = vap->iv_ic->ic_softc; 2431290651Savos struct ieee80211_node *ni; 2432290651Savos uint32_t reg; 2433290651Savos 2434290651Savos URTWN_LOCK(sc); 2435290651Savos ni = ieee80211_ref_node(vap->iv_bss); 2436290651Savos reg = urtwn_read_1(sc, R92C_BCN_CTRL); 2437290651Savos 2438290651Savos /* Accept beacons with the same BSSID. */ 2439290651Savos urtwn_set_rx_bssid_all(sc, 0); 2440290651Savos 2441290651Savos /* Enable synchronization. */ 2442290651Savos reg &= ~R92C_BCN_CTRL_DIS_TSF_UDT0; 2443290651Savos urtwn_write_1(sc, R92C_BCN_CTRL, reg); 2444290651Savos 2445290651Savos /* Synchronize. */ 2446290651Savos usb_pause_mtx(&sc->sc_mtx, hz * ni->ni_intval * 5 / 1000); 2447290651Savos 2448290651Savos /* Disable synchronization. */ 2449290651Savos reg |= R92C_BCN_CTRL_DIS_TSF_UDT0; 2450290651Savos urtwn_write_1(sc, R92C_BCN_CTRL, reg); 2451290651Savos 2452290651Savos /* Remove beacon filter. */ 2453290651Savos urtwn_set_rx_bssid_all(sc, 1); 2454290651Savos 2455290651Savos /* Enable beaconing. */ 2456290651Savos urtwn_write_1(sc, R92C_MBID_NUM, 2457290651Savos urtwn_read_1(sc, R92C_MBID_NUM) | R92C_MBID_TXBCN_RPT0); 2458290651Savos reg |= R92C_BCN_CTRL_EN_BCN; 2459290651Savos 2460290651Savos urtwn_write_1(sc, R92C_BCN_CTRL, reg); 2461290651Savos ieee80211_free_node(ni); 2462290651Savos URTWN_UNLOCK(sc); 2463290651Savos} 2464290651Savos 2465290651Savosstatic void 2466290631Savosurtwn_tsf_sync_enable(struct urtwn_softc *sc, struct ieee80211vap *vap) 2467290631Savos{ 2468290651Savos struct ieee80211com *ic = &sc->sc_ic; 2469290651Savos struct urtwn_vap *uvp = URTWN_VAP(vap); 2470290651Savos 2471290631Savos /* Reset TSF. */ 2472290631Savos urtwn_write_1(sc, R92C_DUAL_TSF_RST, R92C_DUAL_TSF_RST0); 2473290631Savos 2474290631Savos switch (vap->iv_opmode) { 2475290631Savos case IEEE80211_M_STA: 2476290631Savos /* Enable TSF synchronization. */ 2477290631Savos urtwn_write_1(sc, R92C_BCN_CTRL, 2478290631Savos urtwn_read_1(sc, R92C_BCN_CTRL) & 2479290631Savos ~R92C_BCN_CTRL_DIS_TSF_UDT0); 2480290631Savos break; 2481290651Savos case IEEE80211_M_IBSS: 2482290651Savos ieee80211_runtask(ic, &uvp->tsf_task_adhoc); 2483290651Savos break; 2484290631Savos case IEEE80211_M_HOSTAP: 2485290631Savos /* Enable beaconing. */ 2486290631Savos urtwn_write_1(sc, R92C_MBID_NUM, 2487290631Savos urtwn_read_1(sc, R92C_MBID_NUM) | R92C_MBID_TXBCN_RPT0); 2488290631Savos urtwn_write_1(sc, R92C_BCN_CTRL, 2489290631Savos urtwn_read_1(sc, R92C_BCN_CTRL) | R92C_BCN_CTRL_EN_BCN); 2490290631Savos break; 2491290631Savos default: 2492290631Savos device_printf(sc->sc_dev, "undefined opmode %d\n", 2493290631Savos vap->iv_opmode); 2494290631Savos return; 2495290631Savos } 2496290631Savos} 2497290631Savos 2498290631Savosstatic void 2499292203Savosurtwn_get_tsf(struct urtwn_softc *sc, uint64_t *buf) 2500292203Savos{ 2501292203Savos urtwn_read_region_1(sc, R92C_TSFTR, (uint8_t *)buf, sizeof(*buf)); 2502292203Savos} 2503292203Savos 2504292203Savosstatic void 2505251538Srpaulourtwn_set_led(struct urtwn_softc *sc, int led, int on) 2506251538Srpaulo{ 2507251538Srpaulo uint8_t reg; 2508281069Srpaulo 2509251538Srpaulo if (led == URTWN_LED_LINK) { 2510264912Skevlo if (sc->chip & URTWN_CHIP_88E) { 2511264912Skevlo reg = urtwn_read_1(sc, R92C_LEDCFG2) & 0xf0; 2512264912Skevlo urtwn_write_1(sc, R92C_LEDCFG2, reg | 0x60); 2513264912Skevlo if (!on) { 2514264912Skevlo reg = urtwn_read_1(sc, R92C_LEDCFG2) & 0x90; 2515264912Skevlo urtwn_write_1(sc, R92C_LEDCFG2, 2516264912Skevlo reg | R92C_LEDCFG0_DIS); 2517264912Skevlo urtwn_write_1(sc, R92C_MAC_PINMUX_CFG, 2518264912Skevlo urtwn_read_1(sc, R92C_MAC_PINMUX_CFG) & 2519264912Skevlo 0xfe); 2520264912Skevlo } 2521264912Skevlo } else { 2522264912Skevlo reg = urtwn_read_1(sc, R92C_LEDCFG0) & 0x70; 2523264912Skevlo if (!on) 2524264912Skevlo reg |= R92C_LEDCFG0_DIS; 2525264912Skevlo urtwn_write_1(sc, R92C_LEDCFG0, reg); 2526264912Skevlo } 2527264912Skevlo sc->ledlink = on; /* Save LED state. */ 2528251538Srpaulo } 2529251538Srpaulo} 2530251538Srpaulo 2531289811Savosstatic void 2532289811Savosurtwn_set_mode(struct urtwn_softc *sc, uint8_t mode) 2533289811Savos{ 2534289811Savos uint8_t reg; 2535289811Savos 2536289811Savos reg = urtwn_read_1(sc, R92C_MSR); 2537289811Savos reg = (reg & ~R92C_MSR_MASK) | mode; 2538289811Savos urtwn_write_1(sc, R92C_MSR, reg); 2539289811Savos} 2540289811Savos 2541290651Savosstatic void 2542290651Savosurtwn_ibss_recv_mgmt(struct ieee80211_node *ni, struct mbuf *m, int subtype, 2543290651Savos const struct ieee80211_rx_stats *rxs, 2544290651Savos int rssi, int nf) 2545290651Savos{ 2546290651Savos struct ieee80211vap *vap = ni->ni_vap; 2547290651Savos struct urtwn_softc *sc = vap->iv_ic->ic_softc; 2548290651Savos struct urtwn_vap *uvp = URTWN_VAP(vap); 2549290651Savos uint64_t ni_tstamp, curr_tstamp; 2550290651Savos 2551290651Savos uvp->recv_mgmt(ni, m, subtype, rxs, rssi, nf); 2552290651Savos 2553290651Savos if (vap->iv_state == IEEE80211_S_RUN && 2554290651Savos (subtype == IEEE80211_FC0_SUBTYPE_BEACON || 2555290651Savos subtype == IEEE80211_FC0_SUBTYPE_PROBE_RESP)) { 2556290651Savos ni_tstamp = le64toh(ni->ni_tstamp.tsf); 2557290651Savos URTWN_LOCK(sc); 2558290651Savos urtwn_get_tsf(sc, &curr_tstamp); 2559290651Savos URTWN_UNLOCK(sc); 2560290651Savos curr_tstamp = le64toh(curr_tstamp); 2561290651Savos 2562290651Savos if (ni_tstamp >= curr_tstamp) 2563290651Savos (void) ieee80211_ibss_merge(ni); 2564290651Savos } 2565290651Savos} 2566290651Savos 2567251538Srpaulostatic int 2568251538Srpaulourtwn_newstate(struct ieee80211vap *vap, enum ieee80211_state nstate, int arg) 2569251538Srpaulo{ 2570251538Srpaulo struct urtwn_vap *uvp = URTWN_VAP(vap); 2571251538Srpaulo struct ieee80211com *ic = vap->iv_ic; 2572286949Sadrian struct urtwn_softc *sc = ic->ic_softc; 2573251538Srpaulo struct ieee80211_node *ni; 2574251538Srpaulo enum ieee80211_state ostate; 2575290631Savos uint32_t reg; 2576290631Savos uint8_t mode; 2577290631Savos int error = 0; 2578251538Srpaulo 2579251538Srpaulo ostate = vap->iv_state; 2580294471Savos URTWN_DPRINTF(sc, URTWN_DEBUG_STATE, "%s -> %s\n", 2581294471Savos ieee80211_state_name[ostate], ieee80211_state_name[nstate]); 2582251538Srpaulo 2583251538Srpaulo IEEE80211_UNLOCK(ic); 2584251538Srpaulo URTWN_LOCK(sc); 2585251538Srpaulo callout_stop(&sc->sc_watchdog_ch); 2586251538Srpaulo 2587251538Srpaulo if (ostate == IEEE80211_S_RUN) { 2588294473Savos /* Stop calibration. */ 2589294473Savos callout_stop(&sc->sc_calib_to); 2590294473Savos 2591251538Srpaulo /* Turn link LED off. */ 2592251538Srpaulo urtwn_set_led(sc, URTWN_LED_LINK, 0); 2593251538Srpaulo 2594251538Srpaulo /* Set media status to 'No Link'. */ 2595289811Savos urtwn_set_mode(sc, R92C_MSR_NOLINK); 2596251538Srpaulo 2597251538Srpaulo /* Stop Rx of data frames. */ 2598251538Srpaulo urtwn_write_2(sc, R92C_RXFLTMAP2, 0); 2599251538Srpaulo 2600251538Srpaulo /* Disable TSF synchronization. */ 2601251538Srpaulo urtwn_write_1(sc, R92C_BCN_CTRL, 2602290631Savos (urtwn_read_1(sc, R92C_BCN_CTRL) & ~R92C_BCN_CTRL_EN_BCN) | 2603251538Srpaulo R92C_BCN_CTRL_DIS_TSF_UDT0); 2604251538Srpaulo 2605290631Savos /* Disable beaconing. */ 2606290631Savos urtwn_write_1(sc, R92C_MBID_NUM, 2607290631Savos urtwn_read_1(sc, R92C_MBID_NUM) & ~R92C_MBID_TXBCN_RPT0); 2608290631Savos 2609290631Savos /* Reset TSF. */ 2610290631Savos urtwn_write_1(sc, R92C_DUAL_TSF_RST, R92C_DUAL_TSF_RST0); 2611290631Savos 2612251538Srpaulo /* Reset EDCA parameters. */ 2613251538Srpaulo urtwn_write_4(sc, R92C_EDCA_VO_PARAM, 0x002f3217); 2614251538Srpaulo urtwn_write_4(sc, R92C_EDCA_VI_PARAM, 0x005e4317); 2615251538Srpaulo urtwn_write_4(sc, R92C_EDCA_BE_PARAM, 0x00105320); 2616251538Srpaulo urtwn_write_4(sc, R92C_EDCA_BK_PARAM, 0x0000a444); 2617251538Srpaulo } 2618251538Srpaulo 2619251538Srpaulo switch (nstate) { 2620251538Srpaulo case IEEE80211_S_INIT: 2621251538Srpaulo /* Turn link LED off. */ 2622251538Srpaulo urtwn_set_led(sc, URTWN_LED_LINK, 0); 2623251538Srpaulo break; 2624251538Srpaulo case IEEE80211_S_SCAN: 2625251538Srpaulo /* Pause AC Tx queues. */ 2626251538Srpaulo urtwn_write_1(sc, R92C_TXPAUSE, 2627293180Savos urtwn_read_1(sc, R92C_TXPAUSE) | R92C_TX_QUEUE_AC); 2628251538Srpaulo break; 2629251538Srpaulo case IEEE80211_S_AUTH: 2630251538Srpaulo urtwn_set_chan(sc, ic->ic_curchan, NULL); 2631251538Srpaulo break; 2632251538Srpaulo case IEEE80211_S_RUN: 2633251538Srpaulo if (vap->iv_opmode == IEEE80211_M_MONITOR) { 2634251538Srpaulo /* Turn link LED on. */ 2635251538Srpaulo urtwn_set_led(sc, URTWN_LED_LINK, 1); 2636251538Srpaulo break; 2637251538Srpaulo } 2638251538Srpaulo 2639251538Srpaulo ni = ieee80211_ref_node(vap->iv_bss); 2640290631Savos 2641290631Savos if (ic->ic_bsschan == IEEE80211_CHAN_ANYC || 2642290631Savos ni->ni_chan == IEEE80211_CHAN_ANYC) { 2643290631Savos device_printf(sc->sc_dev, 2644290631Savos "%s: could not move to RUN state\n", __func__); 2645290631Savos error = EINVAL; 2646290631Savos goto end_run; 2647290631Savos } 2648290631Savos 2649290631Savos switch (vap->iv_opmode) { 2650290631Savos case IEEE80211_M_STA: 2651290631Savos mode = R92C_MSR_INFRA; 2652290631Savos break; 2653290651Savos case IEEE80211_M_IBSS: 2654290651Savos mode = R92C_MSR_ADHOC; 2655290651Savos break; 2656290631Savos case IEEE80211_M_HOSTAP: 2657290631Savos mode = R92C_MSR_AP; 2658290631Savos break; 2659290631Savos default: 2660290631Savos device_printf(sc->sc_dev, "undefined opmode %d\n", 2661290631Savos vap->iv_opmode); 2662290631Savos error = EINVAL; 2663290631Savos goto end_run; 2664290631Savos } 2665290631Savos 2666251538Srpaulo /* Set media status to 'Associated'. */ 2667290631Savos urtwn_set_mode(sc, mode); 2668251538Srpaulo 2669251538Srpaulo /* Set BSSID. */ 2670298359Savos urtwn_write_4(sc, R92C_BSSID + 0, le32dec(&ni->ni_bssid[0])); 2671298359Savos urtwn_write_4(sc, R92C_BSSID + 4, le16dec(&ni->ni_bssid[4])); 2672251538Srpaulo 2673251538Srpaulo if (ic->ic_curmode == IEEE80211_MODE_11B) 2674251538Srpaulo urtwn_write_1(sc, R92C_INIRTS_RATE_SEL, 0); 2675251538Srpaulo else /* 802.11b/g */ 2676251538Srpaulo urtwn_write_1(sc, R92C_INIRTS_RATE_SEL, 3); 2677251538Srpaulo 2678251538Srpaulo /* Enable Rx of data frames. */ 2679251538Srpaulo urtwn_write_2(sc, R92C_RXFLTMAP2, 0xffff); 2680251538Srpaulo 2681251538Srpaulo /* Flush all AC queues. */ 2682251538Srpaulo urtwn_write_1(sc, R92C_TXPAUSE, 0); 2683251538Srpaulo 2684251538Srpaulo /* Set beacon interval. */ 2685251538Srpaulo urtwn_write_2(sc, R92C_BCN_INTERVAL, ni->ni_intval); 2686251538Srpaulo 2687251538Srpaulo /* Allow Rx from our BSSID only. */ 2688290564Savos if (ic->ic_promisc == 0) { 2689290631Savos reg = urtwn_read_4(sc, R92C_RCR); 2690290631Savos 2691301128Savos if (vap->iv_opmode != IEEE80211_M_HOSTAP) { 2692290631Savos reg |= R92C_RCR_CBSSID_DATA; 2693301128Savos if (vap->iv_opmode != IEEE80211_M_IBSS) 2694301128Savos reg |= R92C_RCR_CBSSID_BCN; 2695301128Savos } 2696290631Savos 2697290631Savos urtwn_write_4(sc, R92C_RCR, reg); 2698290564Savos } 2699251538Srpaulo 2700290651Savos if (vap->iv_opmode == IEEE80211_M_HOSTAP || 2701290651Savos vap->iv_opmode == IEEE80211_M_IBSS) { 2702290631Savos error = urtwn_setup_beacon(sc, ni); 2703290631Savos if (error != 0) { 2704290631Savos device_printf(sc->sc_dev, 2705290631Savos "unable to push beacon into the chip, " 2706290631Savos "error %d\n", error); 2707290631Savos goto end_run; 2708290631Savos } 2709290631Savos } 2710290631Savos 2711251538Srpaulo /* Enable TSF synchronization. */ 2712290631Savos urtwn_tsf_sync_enable(sc, vap); 2713251538Srpaulo 2714251538Srpaulo urtwn_write_1(sc, R92C_SIFS_CCK + 1, 10); 2715251538Srpaulo urtwn_write_1(sc, R92C_SIFS_OFDM + 1, 10); 2716251538Srpaulo urtwn_write_1(sc, R92C_SPEC_SIFS + 1, 10); 2717251538Srpaulo urtwn_write_1(sc, R92C_MAC_SPEC_SIFS + 1, 10); 2718251538Srpaulo urtwn_write_1(sc, R92C_R2T_SIFS + 1, 10); 2719251538Srpaulo urtwn_write_1(sc, R92C_T2T_SIFS + 1, 10); 2720251538Srpaulo 2721251538Srpaulo /* Intialize rate adaptation. */ 2722292167Savos if (!(sc->chip & URTWN_CHIP_88E)) 2723264912Skevlo urtwn_ra_init(sc); 2724251538Srpaulo /* Turn link LED on. */ 2725251538Srpaulo urtwn_set_led(sc, URTWN_LED_LINK, 1); 2726251538Srpaulo 2727251538Srpaulo sc->avg_pwdb = -1; /* Reset average RSSI. */ 2728251538Srpaulo /* Reset temperature calibration state machine. */ 2729294473Savos sc->sc_flags &= ~URTWN_TEMP_MEASURED; 2730251538Srpaulo sc->thcal_lctemp = 0; 2731294473Savos /* Start periodic calibration. */ 2732294473Savos callout_reset(&sc->sc_calib_to, 2*hz, urtwn_calib_to, sc); 2733290631Savos 2734290631Savosend_run: 2735251538Srpaulo ieee80211_free_node(ni); 2736251538Srpaulo break; 2737251538Srpaulo default: 2738251538Srpaulo break; 2739251538Srpaulo } 2740290631Savos 2741251538Srpaulo URTWN_UNLOCK(sc); 2742251538Srpaulo IEEE80211_LOCK(ic); 2743290631Savos return (error != 0 ? error : uvp->newstate(vap, nstate, arg)); 2744251538Srpaulo} 2745251538Srpaulo 2746251538Srpaulostatic void 2747294473Savosurtwn_calib_to(void *arg) 2748294473Savos{ 2749294473Savos struct urtwn_softc *sc = arg; 2750294473Savos 2751294473Savos /* Do it in a process context. */ 2752294473Savos urtwn_cmd_sleepable(sc, NULL, 0, urtwn_calib_cb); 2753294473Savos} 2754294473Savos 2755294473Savosstatic void 2756294473Savosurtwn_calib_cb(struct urtwn_softc *sc, union sec_param *data) 2757294473Savos{ 2758294473Savos /* Do temperature compensation. */ 2759294473Savos urtwn_temp_calib(sc); 2760294473Savos 2761294473Savos if ((urtwn_read_1(sc, R92C_MSR) & R92C_MSR_MASK) != R92C_MSR_NOLINK) 2762294473Savos callout_reset(&sc->sc_calib_to, 2*hz, urtwn_calib_to, sc); 2763294473Savos} 2764294473Savos 2765294473Savosstatic void 2766251538Srpaulourtwn_watchdog(void *arg) 2767251538Srpaulo{ 2768251538Srpaulo struct urtwn_softc *sc = arg; 2769251538Srpaulo 2770251538Srpaulo if (sc->sc_txtimer > 0) { 2771251538Srpaulo if (--sc->sc_txtimer == 0) { 2772251538Srpaulo device_printf(sc->sc_dev, "device timeout\n"); 2773287197Sglebius counter_u64_add(sc->sc_ic.ic_oerrors, 1); 2774251538Srpaulo return; 2775251538Srpaulo } 2776251538Srpaulo callout_reset(&sc->sc_watchdog_ch, hz, urtwn_watchdog, sc); 2777251538Srpaulo } 2778251538Srpaulo} 2779251538Srpaulo 2780251538Srpaulostatic void 2781251538Srpaulourtwn_update_avgrssi(struct urtwn_softc *sc, int rate, int8_t rssi) 2782251538Srpaulo{ 2783251538Srpaulo int pwdb; 2784251538Srpaulo 2785251538Srpaulo /* Convert antenna signal to percentage. */ 2786251538Srpaulo if (rssi <= -100 || rssi >= 20) 2787251538Srpaulo pwdb = 0; 2788251538Srpaulo else if (rssi >= 0) 2789251538Srpaulo pwdb = 100; 2790251538Srpaulo else 2791251538Srpaulo pwdb = 100 + rssi; 2792264912Skevlo if (!(sc->chip & URTWN_CHIP_88E)) { 2793289758Savos if (rate <= URTWN_RIDX_CCK11) { 2794264912Skevlo /* CCK gain is smaller than OFDM/MCS gain. */ 2795264912Skevlo pwdb += 6; 2796264912Skevlo if (pwdb > 100) 2797264912Skevlo pwdb = 100; 2798264912Skevlo if (pwdb <= 14) 2799264912Skevlo pwdb -= 4; 2800264912Skevlo else if (pwdb <= 26) 2801264912Skevlo pwdb -= 8; 2802264912Skevlo else if (pwdb <= 34) 2803264912Skevlo pwdb -= 6; 2804264912Skevlo else if (pwdb <= 42) 2805264912Skevlo pwdb -= 2; 2806264912Skevlo } 2807251538Srpaulo } 2808251538Srpaulo if (sc->avg_pwdb == -1) /* Init. */ 2809251538Srpaulo sc->avg_pwdb = pwdb; 2810251538Srpaulo else if (sc->avg_pwdb < pwdb) 2811251538Srpaulo sc->avg_pwdb = ((sc->avg_pwdb * 19 + pwdb) / 20) + 1; 2812251538Srpaulo else 2813251538Srpaulo sc->avg_pwdb = ((sc->avg_pwdb * 19 + pwdb) / 20); 2814297175Sadrian URTWN_DPRINTF(sc, URTWN_DEBUG_RSSI, "%s: PWDB %d, EMA %d\n", __func__, 2815294471Savos pwdb, sc->avg_pwdb); 2816251538Srpaulo} 2817251538Srpaulo 2818251538Srpaulostatic int8_t 2819251538Srpaulourtwn_get_rssi(struct urtwn_softc *sc, int rate, void *physt) 2820251538Srpaulo{ 2821251538Srpaulo static const int8_t cckoff[] = { 16, -12, -26, -46 }; 2822251538Srpaulo struct r92c_rx_phystat *phy; 2823251538Srpaulo struct r92c_rx_cck *cck; 2824251538Srpaulo uint8_t rpt; 2825251538Srpaulo int8_t rssi; 2826251538Srpaulo 2827289758Savos if (rate <= URTWN_RIDX_CCK11) { 2828251538Srpaulo cck = (struct r92c_rx_cck *)physt; 2829251538Srpaulo if (sc->sc_flags & URTWN_FLAG_CCK_HIPWR) { 2830251538Srpaulo rpt = (cck->agc_rpt >> 5) & 0x3; 2831251538Srpaulo rssi = (cck->agc_rpt & 0x1f) << 1; 2832251538Srpaulo } else { 2833251538Srpaulo rpt = (cck->agc_rpt >> 6) & 0x3; 2834251538Srpaulo rssi = cck->agc_rpt & 0x3e; 2835251538Srpaulo } 2836251538Srpaulo rssi = cckoff[rpt] - rssi; 2837251538Srpaulo } else { /* OFDM/HT. */ 2838251538Srpaulo phy = (struct r92c_rx_phystat *)physt; 2839251538Srpaulo rssi = ((le32toh(phy->phydw1) >> 1) & 0x7f) - 110; 2840251538Srpaulo } 2841251538Srpaulo return (rssi); 2842251538Srpaulo} 2843251538Srpaulo 2844264912Skevlostatic int8_t 2845264912Skevlourtwn_r88e_get_rssi(struct urtwn_softc *sc, int rate, void *physt) 2846264912Skevlo{ 2847264912Skevlo struct r92c_rx_phystat *phy; 2848264912Skevlo struct r88e_rx_cck *cck; 2849264912Skevlo uint8_t cck_agc_rpt, lna_idx, vga_idx; 2850264912Skevlo int8_t rssi; 2851264912Skevlo 2852264972Skevlo rssi = 0; 2853289758Savos if (rate <= URTWN_RIDX_CCK11) { 2854264912Skevlo cck = (struct r88e_rx_cck *)physt; 2855264912Skevlo cck_agc_rpt = cck->agc_rpt; 2856264912Skevlo lna_idx = (cck_agc_rpt & 0xe0) >> 5; 2857281069Srpaulo vga_idx = cck_agc_rpt & 0x1f; 2858264912Skevlo switch (lna_idx) { 2859264912Skevlo case 7: 2860264912Skevlo if (vga_idx <= 27) 2861264912Skevlo rssi = -100 + 2* (27 - vga_idx); 2862264912Skevlo else 2863264912Skevlo rssi = -100; 2864264912Skevlo break; 2865264912Skevlo case 6: 2866264912Skevlo rssi = -48 + 2 * (2 - vga_idx); 2867264912Skevlo break; 2868264912Skevlo case 5: 2869264912Skevlo rssi = -42 + 2 * (7 - vga_idx); 2870264912Skevlo break; 2871264912Skevlo case 4: 2872264912Skevlo rssi = -36 + 2 * (7 - vga_idx); 2873264912Skevlo break; 2874264912Skevlo case 3: 2875264912Skevlo rssi = -24 + 2 * (7 - vga_idx); 2876264912Skevlo break; 2877264912Skevlo case 2: 2878264912Skevlo rssi = -12 + 2 * (5 - vga_idx); 2879264912Skevlo break; 2880264912Skevlo case 1: 2881264912Skevlo rssi = 8 - (2 * vga_idx); 2882264912Skevlo break; 2883264912Skevlo case 0: 2884264912Skevlo rssi = 14 - (2 * vga_idx); 2885264912Skevlo break; 2886264912Skevlo } 2887264912Skevlo rssi += 6; 2888264912Skevlo } else { /* OFDM/HT. */ 2889264912Skevlo phy = (struct r92c_rx_phystat *)physt; 2890264912Skevlo rssi = ((le32toh(phy->phydw1) >> 1) & 0x7f) - 110; 2891264912Skevlo } 2892264912Skevlo return (rssi); 2893264912Skevlo} 2894264912Skevlo 2895251538Srpaulostatic int 2896290630Savosurtwn_tx_data(struct urtwn_softc *sc, struct ieee80211_node *ni, 2897290630Savos struct mbuf *m, struct urtwn_data *data) 2898251538Srpaulo{ 2899292167Savos const struct ieee80211_txparam *tp; 2900287197Sglebius struct ieee80211com *ic = &sc->sc_ic; 2901251538Srpaulo struct ieee80211vap *vap = ni->ni_vap; 2902292167Savos struct ieee80211_key *k = NULL; 2903292167Savos struct ieee80211_channel *chan; 2904292167Savos struct ieee80211_frame *wh; 2905251538Srpaulo struct r92c_tx_desc *txd; 2906300434Savos uint8_t macid, raid, rate, ridx, type, tid, qos, qsel; 2907292014Savos int hasqos, ismcast; 2908251538Srpaulo 2909251538Srpaulo URTWN_ASSERT_LOCKED(sc); 2910251538Srpaulo 2911290630Savos wh = mtod(m, struct ieee80211_frame *); 2912264912Skevlo type = wh->i_fc[0] & IEEE80211_FC0_TYPE_MASK; 2913292014Savos hasqos = IEEE80211_QOS_HAS_SEQ(wh); 2914290630Savos ismcast = IEEE80211_IS_MULTICAST(wh->i_addr1); 2915264912Skevlo 2916292014Savos /* Select TX ring for this frame. */ 2917292014Savos if (hasqos) { 2918300433Savos qos = ((const struct ieee80211_qosframe *)wh)->i_qos[0]; 2919300433Savos tid = qos & IEEE80211_QOS_TID; 2920300433Savos } else { 2921300433Savos qos = 0; 2922292014Savos tid = 0; 2923300433Savos } 2924292014Savos 2925292167Savos chan = (ni->ni_chan != IEEE80211_CHAN_ANYC) ? 2926292167Savos ni->ni_chan : ic->ic_curchan; 2927292167Savos tp = &vap->iv_txparms[ieee80211_chan2mode(chan)]; 2928292167Savos 2929292167Savos /* Choose a TX rate index. */ 2930292167Savos if (type == IEEE80211_FC0_TYPE_MGT) 2931292167Savos rate = tp->mgmtrate; 2932292167Savos else if (ismcast) 2933292167Savos rate = tp->mcastrate; 2934292167Savos else if (tp->ucastrate != IEEE80211_FIXED_RATE_NONE) 2935292167Savos rate = tp->ucastrate; 2936292167Savos else if (m->m_flags & M_EAPOL) 2937292167Savos rate = tp->mgmtrate; 2938292167Savos else { 2939292167Savos if (URTWN_CHIP_HAS_RATECTL(sc)) { 2940292167Savos /* XXX pass pktlen */ 2941292167Savos (void) ieee80211_ratectl_rate(ni, NULL, 0); 2942292167Savos rate = ni->ni_txrate; 2943292167Savos } else { 2944297175Sadrian /* XXX TODO: drop the default rate for 11b/11g? */ 2945297175Sadrian if (ni->ni_flags & IEEE80211_NODE_HT) 2946297175Sadrian rate = IEEE80211_RATE_MCS | 0x4; /* MCS4 */ 2947297175Sadrian else if (ic->ic_curmode != IEEE80211_MODE_11B) 2948292167Savos rate = 108; 2949292167Savos else 2950292167Savos rate = 22; 2951292167Savos } 2952292167Savos } 2953292167Savos 2954297175Sadrian /* 2955297175Sadrian * XXX TODO: this should be per-node, for 11b versus 11bg 2956297175Sadrian * nodes in hostap mode 2957297175Sadrian */ 2958292167Savos ridx = rate2ridx(rate); 2959297175Sadrian if (ni->ni_flags & IEEE80211_NODE_HT) 2960297175Sadrian raid = R92C_RAID_11GN; 2961297175Sadrian else if (ic->ic_curmode != IEEE80211_MODE_11B) 2962292167Savos raid = R92C_RAID_11BG; 2963292167Savos else 2964292167Savos raid = R92C_RAID_11B; 2965292167Savos 2966260444Skevlo if (wh->i_fc[1] & IEEE80211_FC1_PROTECTED) { 2967290630Savos k = ieee80211_crypto_encap(ni, m); 2968251538Srpaulo if (k == NULL) { 2969251538Srpaulo device_printf(sc->sc_dev, 2970251538Srpaulo "ieee80211_crypto_encap returns NULL.\n"); 2971251538Srpaulo return (ENOBUFS); 2972251538Srpaulo } 2973251538Srpaulo 2974251538Srpaulo /* in case packet header moved, reset pointer */ 2975290630Savos wh = mtod(m, struct ieee80211_frame *); 2976251538Srpaulo } 2977281069Srpaulo 2978251538Srpaulo /* Fill Tx descriptor. */ 2979251538Srpaulo txd = (struct r92c_tx_desc *)data->buf; 2980251538Srpaulo memset(txd, 0, sizeof(*txd)); 2981251538Srpaulo 2982251538Srpaulo txd->txdw0 |= htole32( 2983251538Srpaulo SM(R92C_TXDW0_OFFSET, sizeof(*txd)) | 2984251538Srpaulo R92C_TXDW0_OWN | R92C_TXDW0_FSG | R92C_TXDW0_LSG); 2985290630Savos if (ismcast) 2986251538Srpaulo txd->txdw0 |= htole32(R92C_TXDW0_BMCAST); 2987290630Savos 2988290630Savos if (!ismcast) { 2989300433Savos /* Unicast frame, check if an ACK is expected. */ 2990300433Savos if (!qos || (qos & IEEE80211_QOS_ACKPOLICY) != 2991300433Savos IEEE80211_QOS_ACKPOLICY_NOACK) { 2992300433Savos txd->txdw5 |= htole32(R92C_TXDW5_RTY_LMT_ENA); 2993300433Savos txd->txdw5 |= htole32(SM(R92C_TXDW5_RTY_LMT, 2994300433Savos tp->maxretry)); 2995300433Savos } 2996300433Savos 2997292167Savos if (sc->chip & URTWN_CHIP_88E) { 2998292167Savos struct urtwn_node *un = URTWN_NODE(ni); 2999292167Savos macid = un->id; 3000292167Savos } else 3001292167Savos macid = URTWN_MACID_BSS; 3002290630Savos 3003290630Savos if (type == IEEE80211_FC0_TYPE_DATA) { 3004292014Savos qsel = tid % URTWN_MAX_TID; 3005290630Savos 3006292167Savos if (sc->chip & URTWN_CHIP_88E) { 3007292167Savos txd->txdw2 |= htole32( 3008292167Savos R88E_TXDW2_AGGBK | 3009292167Savos R88E_TXDW2_CCX_RPT); 3010292167Savos } else 3011290630Savos txd->txdw1 |= htole32(R92C_TXDW1_AGGBK); 3012290630Savos 3013297175Sadrian /* protmode, non-HT */ 3014297175Sadrian /* XXX TODO: noack frames? */ 3015297175Sadrian if ((rate & 0x80) == 0 && 3016297175Sadrian (ic->ic_flags & IEEE80211_F_USEPROT)) { 3017290630Savos switch (ic->ic_protmode) { 3018290630Savos case IEEE80211_PROT_CTSONLY: 3019290630Savos txd->txdw4 |= htole32( 3020301132Savos R92C_TXDW4_CTS2SELF); 3021290630Savos break; 3022290630Savos case IEEE80211_PROT_RTSCTS: 3023290630Savos txd->txdw4 |= htole32( 3024290630Savos R92C_TXDW4_RTSEN | 3025290630Savos R92C_TXDW4_HWRTSEN); 3026290630Savos break; 3027290630Savos default: 3028290630Savos break; 3029290630Savos } 3030290630Savos } 3031297175Sadrian 3032297175Sadrian /* protmode, HT */ 3033297175Sadrian /* XXX TODO: noack frames? */ 3034297175Sadrian if ((rate & 0x80) && 3035297175Sadrian (ic->ic_htprotmode == IEEE80211_PROT_RTSCTS)) { 3036297175Sadrian txd->txdw4 |= htole32( 3037297175Sadrian R92C_TXDW4_RTSEN | 3038297175Sadrian R92C_TXDW4_HWRTSEN); 3039297175Sadrian } 3040297175Sadrian 3041297175Sadrian /* XXX TODO: rtsrate is configurable? 24mbit may 3042297175Sadrian * be a bit high for RTS rate? */ 3043290630Savos txd->txdw4 |= htole32(SM(R92C_TXDW4_RTSRATE, 3044290630Savos URTWN_RIDX_OFDM24)); 3045297175Sadrian 3046290630Savos txd->txdw5 |= htole32(0x0001ff00); 3047290630Savos } else /* IEEE80211_FC0_TYPE_MGT */ 3048290630Savos qsel = R92C_TXDW1_QSEL_MGNT; 3049251538Srpaulo } else { 3050290630Savos macid = URTWN_MACID_BC; 3051290630Savos qsel = R92C_TXDW1_QSEL_MGNT; 3052290630Savos } 3053251538Srpaulo 3054290630Savos txd->txdw1 |= htole32( 3055290630Savos SM(R92C_TXDW1_QSEL, qsel) | 3056290630Savos SM(R92C_TXDW1_RAID, raid)); 3057290630Savos 3058297175Sadrian /* XXX TODO: 40MHZ flag? */ 3059297175Sadrian /* XXX TODO: AMPDU flag? (AGG_ENABLE or AGG_BREAK?) Density shift? */ 3060297175Sadrian /* XXX Short preamble? */ 3061297175Sadrian /* XXX Short-GI? */ 3062297175Sadrian 3063290630Savos if (sc->chip & URTWN_CHIP_88E) 3064290630Savos txd->txdw1 |= htole32(SM(R88E_TXDW1_MACID, macid)); 3065290630Savos else 3066290630Savos txd->txdw1 |= htole32(SM(R92C_TXDW1_MACID, macid)); 3067290630Savos 3068290630Savos txd->txdw5 |= htole32(SM(R92C_TXDW5_DATARATE, ridx)); 3069297175Sadrian 3070291858Savos /* Force this rate if needed. */ 3071292167Savos if (URTWN_CHIP_HAS_RATECTL(sc) || ismcast || 3072297175Sadrian (tp->ucastrate != IEEE80211_FIXED_RATE_NONE) || 3073292167Savos (m->m_flags & M_EAPOL) || type != IEEE80211_FC0_TYPE_DATA) 3074251538Srpaulo txd->txdw4 |= htole32(R92C_TXDW4_DRVRATE); 3075251538Srpaulo 3076292014Savos if (!hasqos) { 3077251538Srpaulo /* Use HW sequence numbering for non-QoS frames. */ 3078291858Savos if (sc->chip & URTWN_CHIP_88E) 3079291858Savos txd->txdseq = htole16(R88E_TXDSEQ_HWSEQ_EN); 3080291858Savos else 3081291858Savos txd->txdw4 |= htole32(R92C_TXDW4_HWSEQ_EN); 3082290630Savos } else { 3083290630Savos /* Set sequence number. */ 3084290630Savos txd->txdseq = htole16(M_SEQNO_GET(m) % IEEE80211_SEQ_RANGE); 3085290630Savos } 3086251538Srpaulo 3087292175Savos if (k != NULL && !(k->wk_flags & IEEE80211_KEY_SWCRYPT)) { 3088292175Savos uint8_t cipher; 3089292175Savos 3090292175Savos switch (k->wk_cipher->ic_cipher) { 3091292175Savos case IEEE80211_CIPHER_WEP: 3092292175Savos case IEEE80211_CIPHER_TKIP: 3093292175Savos cipher = R92C_TXDW1_CIPHER_RC4; 3094292175Savos break; 3095292175Savos case IEEE80211_CIPHER_AES_CCM: 3096292175Savos cipher = R92C_TXDW1_CIPHER_AES; 3097292175Savos break; 3098292175Savos default: 3099292175Savos device_printf(sc->sc_dev, "%s: unknown cipher %d\n", 3100292175Savos __func__, k->wk_cipher->ic_cipher); 3101292175Savos return (EINVAL); 3102292175Savos } 3103292175Savos 3104292175Savos txd->txdw1 |= htole32(SM(R92C_TXDW1_CIPHER, cipher)); 3105292175Savos } 3106292175Savos 3107251538Srpaulo if (ieee80211_radiotap_active_vap(vap)) { 3108251538Srpaulo struct urtwn_tx_radiotap_header *tap = &sc->sc_txtap; 3109251538Srpaulo 3110251538Srpaulo tap->wt_flags = 0; 3111290630Savos if (k != NULL) 3112290630Savos tap->wt_flags |= IEEE80211_RADIOTAP_F_WEP; 3113290630Savos ieee80211_radiotap_tx(vap, m); 3114251538Srpaulo } 3115251538Srpaulo 3116290630Savos data->ni = ni; 3117251538Srpaulo 3118290630Savos urtwn_tx_start(sc, m, type, data); 3119290630Savos 3120290630Savos return (0); 3121290630Savos} 3122290630Savos 3123292221Savosstatic int 3124292221Savosurtwn_tx_raw(struct urtwn_softc *sc, struct ieee80211_node *ni, 3125292221Savos struct mbuf *m, struct urtwn_data *data, 3126292221Savos const struct ieee80211_bpf_params *params) 3127292221Savos{ 3128292221Savos struct ieee80211vap *vap = ni->ni_vap; 3129292221Savos struct ieee80211_key *k = NULL; 3130292221Savos struct ieee80211_frame *wh; 3131292221Savos struct r92c_tx_desc *txd; 3132292221Savos uint8_t cipher, ridx, type; 3133292221Savos 3134292221Savos /* Encrypt the frame if need be. */ 3135292221Savos cipher = R92C_TXDW1_CIPHER_NONE; 3136292221Savos if (params->ibp_flags & IEEE80211_BPF_CRYPTO) { 3137292221Savos /* Retrieve key for TX. */ 3138292221Savos k = ieee80211_crypto_encap(ni, m); 3139292221Savos if (k == NULL) 3140292221Savos return (ENOBUFS); 3141292221Savos 3142292221Savos if (!(k->wk_flags & IEEE80211_KEY_SWCRYPT)) { 3143292221Savos switch (k->wk_cipher->ic_cipher) { 3144292221Savos case IEEE80211_CIPHER_WEP: 3145292221Savos case IEEE80211_CIPHER_TKIP: 3146292221Savos cipher = R92C_TXDW1_CIPHER_RC4; 3147292221Savos break; 3148292221Savos case IEEE80211_CIPHER_AES_CCM: 3149292221Savos cipher = R92C_TXDW1_CIPHER_AES; 3150292221Savos break; 3151292221Savos default: 3152292221Savos device_printf(sc->sc_dev, 3153292221Savos "%s: unknown cipher %d\n", 3154292221Savos __func__, k->wk_cipher->ic_cipher); 3155292221Savos return (EINVAL); 3156292221Savos } 3157292221Savos } 3158292221Savos } 3159292221Savos 3160297175Sadrian /* XXX TODO: 11n checks, matching urtwn_tx_data() */ 3161297175Sadrian 3162292221Savos wh = mtod(m, struct ieee80211_frame *); 3163292221Savos type = wh->i_fc[0] & IEEE80211_FC0_TYPE_MASK; 3164292221Savos 3165292221Savos /* Fill Tx descriptor. */ 3166292221Savos txd = (struct r92c_tx_desc *)data->buf; 3167292221Savos memset(txd, 0, sizeof(*txd)); 3168292221Savos 3169292221Savos txd->txdw0 |= htole32( 3170292221Savos SM(R92C_TXDW0_OFFSET, sizeof(*txd)) | 3171292221Savos R92C_TXDW0_OWN | R92C_TXDW0_FSG | R92C_TXDW0_LSG); 3172292221Savos if (IEEE80211_IS_MULTICAST(wh->i_addr1)) 3173292221Savos txd->txdw0 |= htole32(R92C_TXDW0_BMCAST); 3174292221Savos 3175300433Savos if ((params->ibp_flags & IEEE80211_BPF_NOACK) == 0) { 3176300433Savos txd->txdw5 |= htole32(R92C_TXDW5_RTY_LMT_ENA); 3177300433Savos txd->txdw5 |= htole32(SM(R92C_TXDW5_RTY_LMT, 3178300433Savos params->ibp_try0)); 3179300433Savos } 3180292221Savos if (params->ibp_flags & IEEE80211_BPF_RTS) 3181301132Savos txd->txdw4 |= htole32(R92C_TXDW4_RTSEN | R92C_TXDW4_HWRTSEN); 3182292221Savos if (params->ibp_flags & IEEE80211_BPF_CTS) 3183292221Savos txd->txdw4 |= htole32(R92C_TXDW4_CTS2SELF); 3184292221Savos if (txd->txdw4 & htole32(R92C_TXDW4_RTSEN | R92C_TXDW4_CTS2SELF)) { 3185292221Savos txd->txdw4 |= htole32(SM(R92C_TXDW4_RTSRATE, 3186292221Savos URTWN_RIDX_OFDM24)); 3187292221Savos } 3188292221Savos 3189292221Savos if (sc->chip & URTWN_CHIP_88E) 3190292221Savos txd->txdw1 |= htole32(SM(R88E_TXDW1_MACID, URTWN_MACID_BC)); 3191292221Savos else 3192292221Savos txd->txdw1 |= htole32(SM(R92C_TXDW1_MACID, URTWN_MACID_BC)); 3193292221Savos 3194297175Sadrian /* XXX TODO: rate index/config (RAID) for 11n? */ 3195292221Savos txd->txdw1 |= htole32(SM(R92C_TXDW1_QSEL, R92C_TXDW1_QSEL_MGNT)); 3196292221Savos txd->txdw1 |= htole32(SM(R92C_TXDW1_CIPHER, cipher)); 3197292221Savos 3198292221Savos /* Choose a TX rate index. */ 3199292221Savos ridx = rate2ridx(params->ibp_rate0); 3200292221Savos txd->txdw5 |= htole32(SM(R92C_TXDW5_DATARATE, ridx)); 3201292221Savos txd->txdw5 |= htole32(0x0001ff00); 3202292221Savos txd->txdw4 |= htole32(R92C_TXDW4_DRVRATE); 3203292221Savos 3204292221Savos if (!IEEE80211_QOS_HAS_SEQ(wh)) { 3205292221Savos /* Use HW sequence numbering for non-QoS frames. */ 3206292221Savos if (sc->chip & URTWN_CHIP_88E) 3207292221Savos txd->txdseq = htole16(R88E_TXDSEQ_HWSEQ_EN); 3208292221Savos else 3209292221Savos txd->txdw4 |= htole32(R92C_TXDW4_HWSEQ_EN); 3210292221Savos } else { 3211292221Savos /* Set sequence number. */ 3212292221Savos txd->txdseq = htole16(M_SEQNO_GET(m) % IEEE80211_SEQ_RANGE); 3213292221Savos } 3214292221Savos 3215292221Savos if (ieee80211_radiotap_active_vap(vap)) { 3216292221Savos struct urtwn_tx_radiotap_header *tap = &sc->sc_txtap; 3217292221Savos 3218292221Savos tap->wt_flags = 0; 3219292221Savos if (k != NULL) 3220292221Savos tap->wt_flags |= IEEE80211_RADIOTAP_F_WEP; 3221292221Savos ieee80211_radiotap_tx(vap, m); 3222292221Savos } 3223292221Savos 3224292221Savos data->ni = ni; 3225292221Savos 3226292221Savos urtwn_tx_start(sc, m, type, data); 3227292221Savos 3228292221Savos return (0); 3229292221Savos} 3230292221Savos 3231290630Savosstatic void 3232290630Savosurtwn_tx_start(struct urtwn_softc *sc, struct mbuf *m, uint8_t type, 3233290630Savos struct urtwn_data *data) 3234290630Savos{ 3235290630Savos struct usb_xfer *xfer; 3236290630Savos struct r92c_tx_desc *txd; 3237290630Savos uint16_t ac, sum; 3238290630Savos int i, xferlen; 3239290630Savos 3240290630Savos URTWN_ASSERT_LOCKED(sc); 3241290630Savos 3242290630Savos ac = M_WME_GETAC(m); 3243290630Savos 3244290630Savos switch (type) { 3245290630Savos case IEEE80211_FC0_TYPE_CTL: 3246290630Savos case IEEE80211_FC0_TYPE_MGT: 3247290630Savos xfer = sc->sc_xfer[URTWN_BULK_TX_VO]; 3248290630Savos break; 3249290630Savos default: 3250292014Savos xfer = sc->sc_xfer[wme2queue[ac].qid]; 3251290630Savos break; 3252290630Savos } 3253290630Savos 3254290630Savos txd = (struct r92c_tx_desc *)data->buf; 3255290630Savos txd->txdw0 |= htole32(SM(R92C_TXDW0_PKTLEN, m->m_pkthdr.len)); 3256290630Savos 3257290630Savos /* Compute Tx descriptor checksum. */ 3258290630Savos sum = 0; 3259290630Savos for (i = 0; i < sizeof(*txd) / 2; i++) 3260290630Savos sum ^= ((uint16_t *)txd)[i]; 3261290630Savos txd->txdsum = sum; /* NB: already little endian. */ 3262290630Savos 3263290630Savos xferlen = sizeof(*txd) + m->m_pkthdr.len; 3264290630Savos m_copydata(m, 0, m->m_pkthdr.len, (caddr_t)&txd[1]); 3265290630Savos 3266251538Srpaulo data->buflen = xferlen; 3267290630Savos data->m = m; 3268251538Srpaulo 3269251538Srpaulo STAILQ_INSERT_TAIL(&sc->sc_tx_pending, data, next); 3270251538Srpaulo usbd_transfer_start(xfer); 3271251538Srpaulo} 3272251538Srpaulo 3273287197Sglebiusstatic int 3274287197Sglebiusurtwn_transmit(struct ieee80211com *ic, struct mbuf *m) 3275251538Srpaulo{ 3276287197Sglebius struct urtwn_softc *sc = ic->ic_softc; 3277287197Sglebius int error; 3278261863Srpaulo 3279261863Srpaulo URTWN_LOCK(sc); 3280287197Sglebius if ((sc->sc_flags & URTWN_RUNNING) == 0) { 3281287197Sglebius URTWN_UNLOCK(sc); 3282287197Sglebius return (ENXIO); 3283287197Sglebius } 3284287197Sglebius error = mbufq_enqueue(&sc->sc_snd, m); 3285287197Sglebius if (error) { 3286287197Sglebius URTWN_UNLOCK(sc); 3287287197Sglebius return (error); 3288287197Sglebius } 3289287197Sglebius urtwn_start(sc); 3290261863Srpaulo URTWN_UNLOCK(sc); 3291287197Sglebius 3292287197Sglebius return (0); 3293261863Srpaulo} 3294261863Srpaulo 3295261863Srpaulostatic void 3296287197Sglebiusurtwn_start(struct urtwn_softc *sc) 3297261863Srpaulo{ 3298251538Srpaulo struct ieee80211_node *ni; 3299251538Srpaulo struct mbuf *m; 3300251538Srpaulo struct urtwn_data *bf; 3301251538Srpaulo 3302261863Srpaulo URTWN_ASSERT_LOCKED(sc); 3303287197Sglebius while ((m = mbufq_dequeue(&sc->sc_snd)) != NULL) { 3304251538Srpaulo bf = urtwn_getbuf(sc); 3305251538Srpaulo if (bf == NULL) { 3306287197Sglebius mbufq_prepend(&sc->sc_snd, m); 3307251538Srpaulo break; 3308251538Srpaulo } 3309251538Srpaulo ni = (struct ieee80211_node *)m->m_pkthdr.rcvif; 3310251538Srpaulo m->m_pkthdr.rcvif = NULL; 3311297596Sadrian 3312297596Sadrian URTWN_DPRINTF(sc, URTWN_DEBUG_XMIT, "%s: called; m=%p\n", 3313297596Sadrian __func__, 3314297596Sadrian m); 3315297596Sadrian 3316290630Savos if (urtwn_tx_data(sc, ni, m, bf) != 0) { 3317287197Sglebius if_inc_counter(ni->ni_vap->iv_ifp, 3318287197Sglebius IFCOUNTER_OERRORS, 1); 3319251538Srpaulo STAILQ_INSERT_HEAD(&sc->sc_tx_inactive, bf, next); 3320288353Sadrian m_freem(m); 3321251538Srpaulo ieee80211_free_node(ni); 3322251538Srpaulo break; 3323251538Srpaulo } 3324251538Srpaulo sc->sc_txtimer = 5; 3325251538Srpaulo callout_reset(&sc->sc_watchdog_ch, hz, urtwn_watchdog, sc); 3326251538Srpaulo } 3327251538Srpaulo} 3328251538Srpaulo 3329287197Sglebiusstatic void 3330287197Sglebiusurtwn_parent(struct ieee80211com *ic) 3331251538Srpaulo{ 3332286949Sadrian struct urtwn_softc *sc = ic->ic_softc; 3333251538Srpaulo 3334263153Skevlo URTWN_LOCK(sc); 3335287197Sglebius if (sc->sc_flags & URTWN_DETACHED) { 3336287197Sglebius URTWN_UNLOCK(sc); 3337287197Sglebius return; 3338287197Sglebius } 3339291698Savos URTWN_UNLOCK(sc); 3340291698Savos 3341287197Sglebius if (ic->ic_nrunning > 0) { 3342291698Savos if (urtwn_init(sc) != 0) { 3343291698Savos struct ieee80211vap *vap = TAILQ_FIRST(&ic->ic_vaps); 3344291698Savos if (vap != NULL) 3345291698Savos ieee80211_stop(vap); 3346291698Savos } else 3347291698Savos ieee80211_start_all(ic); 3348291698Savos } else 3349287197Sglebius urtwn_stop(sc); 3350251538Srpaulo} 3351251538Srpaulo 3352264912Skevlostatic __inline int 3353251538Srpaulourtwn_power_on(struct urtwn_softc *sc) 3354251538Srpaulo{ 3355264912Skevlo 3356264912Skevlo return sc->sc_power_on(sc); 3357264912Skevlo} 3358264912Skevlo 3359264912Skevlostatic int 3360264912Skevlourtwn_r92c_power_on(struct urtwn_softc *sc) 3361264912Skevlo{ 3362251538Srpaulo uint32_t reg; 3363291698Savos usb_error_t error; 3364251538Srpaulo int ntries; 3365251538Srpaulo 3366251538Srpaulo /* Wait for autoload done bit. */ 3367251538Srpaulo for (ntries = 0; ntries < 1000; ntries++) { 3368251538Srpaulo if (urtwn_read_1(sc, R92C_APS_FSMCO) & R92C_APS_FSMCO_PFM_ALDN) 3369251538Srpaulo break; 3370266472Shselasky urtwn_ms_delay(sc); 3371251538Srpaulo } 3372251538Srpaulo if (ntries == 1000) { 3373251538Srpaulo device_printf(sc->sc_dev, 3374251538Srpaulo "timeout waiting for chip autoload\n"); 3375251538Srpaulo return (ETIMEDOUT); 3376251538Srpaulo } 3377251538Srpaulo 3378251538Srpaulo /* Unlock ISO/CLK/Power control register. */ 3379291698Savos error = urtwn_write_1(sc, R92C_RSV_CTRL, 0); 3380291698Savos if (error != USB_ERR_NORMAL_COMPLETION) 3381291698Savos return (EIO); 3382251538Srpaulo /* Move SPS into PWM mode. */ 3383291698Savos error = urtwn_write_1(sc, R92C_SPS0_CTRL, 0x2b); 3384291698Savos if (error != USB_ERR_NORMAL_COMPLETION) 3385291698Savos return (EIO); 3386266472Shselasky urtwn_ms_delay(sc); 3387251538Srpaulo 3388251538Srpaulo reg = urtwn_read_1(sc, R92C_LDOV12D_CTRL); 3389251538Srpaulo if (!(reg & R92C_LDOV12D_CTRL_LDV12_EN)) { 3390291698Savos error = urtwn_write_1(sc, R92C_LDOV12D_CTRL, 3391251538Srpaulo reg | R92C_LDOV12D_CTRL_LDV12_EN); 3392291698Savos if (error != USB_ERR_NORMAL_COMPLETION) 3393291698Savos return (EIO); 3394266472Shselasky urtwn_ms_delay(sc); 3395291698Savos error = urtwn_write_1(sc, R92C_SYS_ISO_CTRL, 3396251538Srpaulo urtwn_read_1(sc, R92C_SYS_ISO_CTRL) & 3397251538Srpaulo ~R92C_SYS_ISO_CTRL_MD2PP); 3398291698Savos if (error != USB_ERR_NORMAL_COMPLETION) 3399291698Savos return (EIO); 3400251538Srpaulo } 3401251538Srpaulo 3402251538Srpaulo /* Auto enable WLAN. */ 3403291698Savos error = urtwn_write_2(sc, R92C_APS_FSMCO, 3404251538Srpaulo urtwn_read_2(sc, R92C_APS_FSMCO) | R92C_APS_FSMCO_APFM_ONMAC); 3405291698Savos if (error != USB_ERR_NORMAL_COMPLETION) 3406291698Savos return (EIO); 3407251538Srpaulo for (ntries = 0; ntries < 1000; ntries++) { 3408262822Skevlo if (!(urtwn_read_2(sc, R92C_APS_FSMCO) & 3409262822Skevlo R92C_APS_FSMCO_APFM_ONMAC)) 3410251538Srpaulo break; 3411266472Shselasky urtwn_ms_delay(sc); 3412251538Srpaulo } 3413251538Srpaulo if (ntries == 1000) { 3414251538Srpaulo device_printf(sc->sc_dev, 3415251538Srpaulo "timeout waiting for MAC auto ON\n"); 3416251538Srpaulo return (ETIMEDOUT); 3417251538Srpaulo } 3418251538Srpaulo 3419251538Srpaulo /* Enable radio, GPIO and LED functions. */ 3420291698Savos error = urtwn_write_2(sc, R92C_APS_FSMCO, 3421251538Srpaulo R92C_APS_FSMCO_AFSM_HSUS | 3422251538Srpaulo R92C_APS_FSMCO_PDN_EN | 3423251538Srpaulo R92C_APS_FSMCO_PFM_ALDN); 3424291698Savos if (error != USB_ERR_NORMAL_COMPLETION) 3425291698Savos return (EIO); 3426251538Srpaulo /* Release RF digital isolation. */ 3427291698Savos error = urtwn_write_2(sc, R92C_SYS_ISO_CTRL, 3428251538Srpaulo urtwn_read_2(sc, R92C_SYS_ISO_CTRL) & ~R92C_SYS_ISO_CTRL_DIOR); 3429291698Savos if (error != USB_ERR_NORMAL_COMPLETION) 3430291698Savos return (EIO); 3431251538Srpaulo 3432251538Srpaulo /* Initialize MAC. */ 3433291698Savos error = urtwn_write_1(sc, R92C_APSD_CTRL, 3434251538Srpaulo urtwn_read_1(sc, R92C_APSD_CTRL) & ~R92C_APSD_CTRL_OFF); 3435291698Savos if (error != USB_ERR_NORMAL_COMPLETION) 3436291698Savos return (EIO); 3437251538Srpaulo for (ntries = 0; ntries < 200; ntries++) { 3438251538Srpaulo if (!(urtwn_read_1(sc, R92C_APSD_CTRL) & 3439251538Srpaulo R92C_APSD_CTRL_OFF_STATUS)) 3440251538Srpaulo break; 3441266472Shselasky urtwn_ms_delay(sc); 3442251538Srpaulo } 3443251538Srpaulo if (ntries == 200) { 3444251538Srpaulo device_printf(sc->sc_dev, 3445251538Srpaulo "timeout waiting for MAC initialization\n"); 3446251538Srpaulo return (ETIMEDOUT); 3447251538Srpaulo } 3448251538Srpaulo 3449251538Srpaulo /* Enable MAC DMA/WMAC/SCHEDULE/SEC blocks. */ 3450251538Srpaulo reg = urtwn_read_2(sc, R92C_CR); 3451251538Srpaulo reg |= R92C_CR_HCI_TXDMA_EN | R92C_CR_HCI_RXDMA_EN | 3452251538Srpaulo R92C_CR_TXDMA_EN | R92C_CR_RXDMA_EN | R92C_CR_PROTOCOL_EN | 3453251538Srpaulo R92C_CR_SCHEDULE_EN | R92C_CR_MACTXEN | R92C_CR_MACRXEN | 3454251538Srpaulo R92C_CR_ENSEC; 3455291698Savos error = urtwn_write_2(sc, R92C_CR, reg); 3456291698Savos if (error != USB_ERR_NORMAL_COMPLETION) 3457291698Savos return (EIO); 3458251538Srpaulo 3459291698Savos error = urtwn_write_1(sc, 0xfe10, 0x19); 3460291698Savos if (error != USB_ERR_NORMAL_COMPLETION) 3461291698Savos return (EIO); 3462251538Srpaulo return (0); 3463251538Srpaulo} 3464251538Srpaulo 3465251538Srpaulostatic int 3466264912Skevlourtwn_r88e_power_on(struct urtwn_softc *sc) 3467264912Skevlo{ 3468264912Skevlo uint32_t reg; 3469291698Savos usb_error_t error; 3470264912Skevlo int ntries; 3471264912Skevlo 3472264912Skevlo /* Wait for power ready bit. */ 3473264912Skevlo for (ntries = 0; ntries < 5000; ntries++) { 3474281918Skevlo if (urtwn_read_4(sc, R92C_APS_FSMCO) & R92C_APS_FSMCO_SUS_HOST) 3475264912Skevlo break; 3476266472Shselasky urtwn_ms_delay(sc); 3477264912Skevlo } 3478264912Skevlo if (ntries == 5000) { 3479264912Skevlo device_printf(sc->sc_dev, 3480264912Skevlo "timeout waiting for chip power up\n"); 3481264912Skevlo return (ETIMEDOUT); 3482264912Skevlo } 3483264912Skevlo 3484264912Skevlo /* Reset BB. */ 3485291698Savos error = urtwn_write_1(sc, R92C_SYS_FUNC_EN, 3486264912Skevlo urtwn_read_1(sc, R92C_SYS_FUNC_EN) & ~(R92C_SYS_FUNC_EN_BBRSTB | 3487264912Skevlo R92C_SYS_FUNC_EN_BB_GLB_RST)); 3488291698Savos if (error != USB_ERR_NORMAL_COMPLETION) 3489291698Savos return (EIO); 3490264912Skevlo 3491291698Savos error = urtwn_write_1(sc, R92C_AFE_XTAL_CTRL + 2, 3492281918Skevlo urtwn_read_1(sc, R92C_AFE_XTAL_CTRL + 2) | 0x80); 3493291698Savos if (error != USB_ERR_NORMAL_COMPLETION) 3494291698Savos return (EIO); 3495264912Skevlo 3496264912Skevlo /* Disable HWPDN. */ 3497291698Savos error = urtwn_write_2(sc, R92C_APS_FSMCO, 3498281918Skevlo urtwn_read_2(sc, R92C_APS_FSMCO) & ~R92C_APS_FSMCO_APDM_HPDN); 3499291698Savos if (error != USB_ERR_NORMAL_COMPLETION) 3500291698Savos return (EIO); 3501264912Skevlo 3502264912Skevlo /* Disable WL suspend. */ 3503291698Savos error = urtwn_write_2(sc, R92C_APS_FSMCO, 3504281918Skevlo urtwn_read_2(sc, R92C_APS_FSMCO) & 3505281918Skevlo ~(R92C_APS_FSMCO_AFSM_HSUS | R92C_APS_FSMCO_AFSM_PCIE)); 3506291698Savos if (error != USB_ERR_NORMAL_COMPLETION) 3507291698Savos return (EIO); 3508264912Skevlo 3509291698Savos error = urtwn_write_2(sc, R92C_APS_FSMCO, 3510281918Skevlo urtwn_read_2(sc, R92C_APS_FSMCO) | R92C_APS_FSMCO_APFM_ONMAC); 3511291698Savos if (error != USB_ERR_NORMAL_COMPLETION) 3512291698Savos return (EIO); 3513264912Skevlo for (ntries = 0; ntries < 5000; ntries++) { 3514281918Skevlo if (!(urtwn_read_2(sc, R92C_APS_FSMCO) & 3515281918Skevlo R92C_APS_FSMCO_APFM_ONMAC)) 3516264912Skevlo break; 3517266472Shselasky urtwn_ms_delay(sc); 3518264912Skevlo } 3519264912Skevlo if (ntries == 5000) 3520264912Skevlo return (ETIMEDOUT); 3521264912Skevlo 3522264912Skevlo /* Enable LDO normal mode. */ 3523291698Savos error = urtwn_write_1(sc, R92C_LPLDO_CTRL, 3524295874Savos urtwn_read_1(sc, R92C_LPLDO_CTRL) & ~R92C_LPLDO_CTRL_SLEEP); 3525291698Savos if (error != USB_ERR_NORMAL_COMPLETION) 3526291698Savos return (EIO); 3527264912Skevlo 3528264912Skevlo /* Enable MAC DMA/WMAC/SCHEDULE/SEC blocks. */ 3529291698Savos error = urtwn_write_2(sc, R92C_CR, 0); 3530291698Savos if (error != USB_ERR_NORMAL_COMPLETION) 3531291698Savos return (EIO); 3532264912Skevlo reg = urtwn_read_2(sc, R92C_CR); 3533264912Skevlo reg |= R92C_CR_HCI_TXDMA_EN | R92C_CR_HCI_RXDMA_EN | 3534264912Skevlo R92C_CR_TXDMA_EN | R92C_CR_RXDMA_EN | R92C_CR_PROTOCOL_EN | 3535264912Skevlo R92C_CR_SCHEDULE_EN | R92C_CR_ENSEC | R92C_CR_CALTMR_EN; 3536291698Savos error = urtwn_write_2(sc, R92C_CR, reg); 3537291698Savos if (error != USB_ERR_NORMAL_COMPLETION) 3538291698Savos return (EIO); 3539264912Skevlo 3540264912Skevlo return (0); 3541264912Skevlo} 3542264912Skevlo 3543295874Savosstatic __inline void 3544295874Savosurtwn_power_off(struct urtwn_softc *sc) 3545295874Savos{ 3546295874Savos 3547295874Savos return sc->sc_power_off(sc); 3548295874Savos} 3549295874Savos 3550295874Savosstatic void 3551295874Savosurtwn_r92c_power_off(struct urtwn_softc *sc) 3552295874Savos{ 3553295874Savos uint32_t reg; 3554295874Savos 3555295874Savos /* Block all Tx queues. */ 3556295874Savos urtwn_write_1(sc, R92C_TXPAUSE, R92C_TX_QUEUE_ALL); 3557295874Savos 3558295874Savos /* Disable RF */ 3559295874Savos urtwn_rf_write(sc, 0, 0, 0); 3560295874Savos 3561295874Savos urtwn_write_1(sc, R92C_APSD_CTRL, R92C_APSD_CTRL_OFF); 3562295874Savos 3563295874Savos /* Reset BB state machine */ 3564295874Savos urtwn_write_1(sc, R92C_SYS_FUNC_EN, 3565295874Savos R92C_SYS_FUNC_EN_USBD | R92C_SYS_FUNC_EN_USBA | 3566295874Savos R92C_SYS_FUNC_EN_BB_GLB_RST); 3567295874Savos urtwn_write_1(sc, R92C_SYS_FUNC_EN, 3568295874Savos R92C_SYS_FUNC_EN_USBD | R92C_SYS_FUNC_EN_USBA); 3569295874Savos 3570295874Savos /* 3571295874Savos * Reset digital sequence 3572295874Savos */ 3573295874Savos#ifndef URTWN_WITHOUT_UCODE 3574295874Savos if (urtwn_read_1(sc, R92C_MCUFWDL) & R92C_MCUFWDL_RDY) { 3575295874Savos /* Reset MCU ready status */ 3576295874Savos urtwn_write_1(sc, R92C_MCUFWDL, 0); 3577295874Savos 3578295874Savos /* If firmware in ram code, do reset */ 3579295874Savos urtwn_fw_reset(sc); 3580295874Savos } 3581295874Savos#endif 3582295874Savos 3583295874Savos /* Reset MAC and Enable 8051 */ 3584295874Savos urtwn_write_1(sc, R92C_SYS_FUNC_EN + 1, 3585295874Savos (R92C_SYS_FUNC_EN_CPUEN | 3586295874Savos R92C_SYS_FUNC_EN_ELDR | 3587295874Savos R92C_SYS_FUNC_EN_HWPDN) >> 8); 3588295874Savos 3589295874Savos /* Reset MCU ready status */ 3590295874Savos urtwn_write_1(sc, R92C_MCUFWDL, 0); 3591295874Savos 3592295874Savos /* Disable MAC clock */ 3593295874Savos urtwn_write_2(sc, R92C_SYS_CLKR, 3594295874Savos R92C_SYS_CLKR_ANAD16V_EN | 3595295874Savos R92C_SYS_CLKR_ANA8M | 3596295874Savos R92C_SYS_CLKR_LOADER_EN | 3597295874Savos R92C_SYS_CLKR_80M_SSC_DIS | 3598295874Savos R92C_SYS_CLKR_SYS_EN | 3599295874Savos R92C_SYS_CLKR_RING_EN | 3600295874Savos 0x4000); 3601295874Savos 3602295874Savos /* Disable AFE PLL */ 3603295874Savos urtwn_write_1(sc, R92C_AFE_PLL_CTRL, 0x80); 3604295874Savos 3605295874Savos /* Gated AFE DIG_CLOCK */ 3606295874Savos urtwn_write_2(sc, R92C_AFE_XTAL_CTRL, 0x880F); 3607295874Savos 3608295874Savos /* Isolated digital to PON */ 3609295874Savos urtwn_write_1(sc, R92C_SYS_ISO_CTRL, 3610295874Savos R92C_SYS_ISO_CTRL_MD2PP | 3611295874Savos R92C_SYS_ISO_CTRL_PA2PCIE | 3612295874Savos R92C_SYS_ISO_CTRL_PD2CORE | 3613295874Savos R92C_SYS_ISO_CTRL_IP2MAC | 3614295874Savos R92C_SYS_ISO_CTRL_DIOP | 3615295874Savos R92C_SYS_ISO_CTRL_DIOE); 3616295874Savos 3617295874Savos /* 3618295874Savos * Pull GPIO PIN to balance level and LED control 3619295874Savos */ 3620295874Savos /* 1. Disable GPIO[7:0] */ 3621295874Savos urtwn_write_2(sc, R92C_GPIO_IOSEL, 0x0000); 3622295874Savos 3623295874Savos reg = urtwn_read_4(sc, R92C_GPIO_PIN_CTRL) & ~0x0000ff00; 3624295874Savos reg |= ((reg << 8) & 0x0000ff00) | 0x00ff0000; 3625295874Savos urtwn_write_4(sc, R92C_GPIO_PIN_CTRL, reg); 3626295874Savos 3627295874Savos /* Disable GPIO[10:8] */ 3628295874Savos urtwn_write_1(sc, R92C_MAC_PINMUX_CFG, 0x00); 3629295874Savos 3630295874Savos reg = urtwn_read_2(sc, R92C_GPIO_IO_SEL) & ~0x00f0; 3631295874Savos reg |= (((reg & 0x000f) << 4) | 0x0780); 3632295874Savos urtwn_write_2(sc, R92C_GPIO_IO_SEL, reg); 3633295874Savos 3634295874Savos /* Disable LED0 & 1 */ 3635295874Savos urtwn_write_2(sc, R92C_LEDCFG0, 0x8080); 3636295874Savos 3637295874Savos /* 3638295874Savos * Reset digital sequence 3639295874Savos */ 3640295874Savos /* Disable ELDR clock */ 3641295874Savos urtwn_write_2(sc, R92C_SYS_CLKR, 3642295874Savos R92C_SYS_CLKR_ANAD16V_EN | 3643295874Savos R92C_SYS_CLKR_ANA8M | 3644295874Savos R92C_SYS_CLKR_LOADER_EN | 3645295874Savos R92C_SYS_CLKR_80M_SSC_DIS | 3646295874Savos R92C_SYS_CLKR_SYS_EN | 3647295874Savos R92C_SYS_CLKR_RING_EN | 3648295874Savos 0x4000); 3649295874Savos 3650295874Savos /* Isolated ELDR to PON */ 3651295874Savos urtwn_write_1(sc, R92C_SYS_ISO_CTRL + 1, 3652295874Savos (R92C_SYS_ISO_CTRL_DIOR | 3653295874Savos R92C_SYS_ISO_CTRL_PWC_EV12V) >> 8); 3654295874Savos 3655295874Savos /* 3656295874Savos * Disable analog sequence 3657295874Savos */ 3658295874Savos /* Disable A15 power */ 3659295874Savos urtwn_write_1(sc, R92C_LDOA15_CTRL, R92C_LDOA15_CTRL_OBUF); 3660295874Savos /* Disable digital core power */ 3661295874Savos urtwn_write_1(sc, R92C_LDOV12D_CTRL, 3662295874Savos urtwn_read_1(sc, R92C_LDOV12D_CTRL) & 3663295874Savos ~R92C_LDOV12D_CTRL_LDV12_EN); 3664295874Savos 3665295874Savos /* Enter PFM mode */ 3666295874Savos urtwn_write_1(sc, R92C_SPS0_CTRL, 0x23); 3667295874Savos 3668295874Savos /* Set USB suspend */ 3669295874Savos urtwn_write_2(sc, R92C_APS_FSMCO, 3670295874Savos R92C_APS_FSMCO_APDM_HOST | 3671295874Savos R92C_APS_FSMCO_AFSM_HSUS | 3672295874Savos R92C_APS_FSMCO_PFM_ALDN); 3673295874Savos 3674295874Savos /* Lock ISO/CLK/Power control register. */ 3675295874Savos urtwn_write_1(sc, R92C_RSV_CTRL, 0x0E); 3676295874Savos} 3677295874Savos 3678295874Savosstatic void 3679295874Savosurtwn_r88e_power_off(struct urtwn_softc *sc) 3680295874Savos{ 3681295874Savos uint8_t reg; 3682295874Savos int ntries; 3683295874Savos 3684295874Savos /* Disable any kind of TX reports. */ 3685295874Savos urtwn_write_1(sc, R88E_TX_RPT_CTRL, 3686295874Savos urtwn_read_1(sc, R88E_TX_RPT_CTRL) & 3687295874Savos ~(R88E_TX_RPT1_ENA | R88E_TX_RPT2_ENA)); 3688295874Savos 3689295874Savos /* Stop Rx. */ 3690295874Savos urtwn_write_1(sc, R92C_CR, 0); 3691295874Savos 3692295874Savos /* Move card to Low Power State. */ 3693295874Savos /* Block all Tx queues. */ 3694295874Savos urtwn_write_1(sc, R92C_TXPAUSE, R92C_TX_QUEUE_ALL); 3695295874Savos 3696295874Savos for (ntries = 0; ntries < 20; ntries++) { 3697295874Savos /* Should be zero if no packet is transmitting. */ 3698295874Savos if (urtwn_read_4(sc, R88E_SCH_TXCMD) == 0) 3699295874Savos break; 3700295874Savos 3701295874Savos urtwn_ms_delay(sc); 3702295874Savos } 3703295874Savos if (ntries == 20) { 3704295874Savos device_printf(sc->sc_dev, "%s: failed to block Tx queues\n", 3705295874Savos __func__); 3706295874Savos return; 3707295874Savos } 3708295874Savos 3709295874Savos /* CCK and OFDM are disabled, and clock are gated. */ 3710295874Savos urtwn_write_1(sc, R92C_SYS_FUNC_EN, 3711295874Savos urtwn_read_1(sc, R92C_SYS_FUNC_EN) & ~R92C_SYS_FUNC_EN_BBRSTB); 3712295874Savos 3713295874Savos urtwn_ms_delay(sc); 3714295874Savos 3715295874Savos /* Reset MAC TRX */ 3716295874Savos urtwn_write_1(sc, R92C_CR, 3717295874Savos R92C_CR_HCI_TXDMA_EN | R92C_CR_HCI_RXDMA_EN | 3718295874Savos R92C_CR_TXDMA_EN | R92C_CR_RXDMA_EN | 3719295874Savos R92C_CR_PROTOCOL_EN | R92C_CR_SCHEDULE_EN); 3720295874Savos 3721295874Savos /* check if removed later */ 3722295874Savos urtwn_write_1(sc, R92C_CR + 1, 3723295874Savos urtwn_read_1(sc, R92C_CR + 1) & ~(R92C_CR_ENSEC >> 8)); 3724295874Savos 3725295874Savos /* Respond TxOK to scheduler */ 3726295874Savos urtwn_write_1(sc, R92C_DUAL_TSF_RST, 3727295874Savos urtwn_read_1(sc, R92C_DUAL_TSF_RST) | 0x20); 3728295874Savos 3729295874Savos /* If firmware in ram code, do reset. */ 3730295874Savos#ifndef URTWN_WITHOUT_UCODE 3731295874Savos if (urtwn_read_1(sc, R92C_MCUFWDL) & R92C_MCUFWDL_RDY) 3732295874Savos urtwn_r88e_fw_reset(sc); 3733295874Savos#endif 3734295874Savos 3735295874Savos /* Reset MCU ready status. */ 3736295874Savos urtwn_write_1(sc, R92C_MCUFWDL, 0x00); 3737295874Savos 3738295874Savos /* Disable 32k. */ 3739295874Savos urtwn_write_1(sc, R88E_32K_CTRL, 3740295874Savos urtwn_read_1(sc, R88E_32K_CTRL) & ~0x01); 3741295874Savos 3742295874Savos /* Move card to Disabled state. */ 3743295874Savos /* Turn off RF. */ 3744295874Savos urtwn_write_1(sc, R92C_RF_CTRL, 0); 3745295874Savos 3746295874Savos /* LDO Sleep mode. */ 3747295874Savos urtwn_write_1(sc, R92C_LPLDO_CTRL, 3748295874Savos urtwn_read_1(sc, R92C_LPLDO_CTRL) | R92C_LPLDO_CTRL_SLEEP); 3749295874Savos 3750295874Savos /* Turn off MAC by HW state machine */ 3751295874Savos urtwn_write_1(sc, R92C_APS_FSMCO + 1, 3752295874Savos urtwn_read_1(sc, R92C_APS_FSMCO + 1) | 3753295874Savos (R92C_APS_FSMCO_APFM_OFF >> 8)); 3754295874Savos 3755295874Savos for (ntries = 0; ntries < 20; ntries++) { 3756295874Savos /* Wait until it will be disabled. */ 3757295874Savos if ((urtwn_read_1(sc, R92C_APS_FSMCO + 1) & 3758295874Savos (R92C_APS_FSMCO_APFM_OFF >> 8)) == 0) 3759295874Savos break; 3760295874Savos 3761295874Savos urtwn_ms_delay(sc); 3762295874Savos } 3763295874Savos if (ntries == 20) { 3764295874Savos device_printf(sc->sc_dev, "%s: could not turn off MAC\n", 3765295874Savos __func__); 3766295874Savos return; 3767295874Savos } 3768295874Savos 3769295874Savos /* schmit trigger */ 3770295874Savos urtwn_write_1(sc, R92C_AFE_XTAL_CTRL + 2, 3771295874Savos urtwn_read_1(sc, R92C_AFE_XTAL_CTRL + 2) | 0x80); 3772295874Savos 3773295874Savos /* Enable WL suspend. */ 3774295874Savos urtwn_write_1(sc, R92C_APS_FSMCO + 1, 3775295874Savos (urtwn_read_1(sc, R92C_APS_FSMCO + 1) & ~0x10) | 0x08); 3776295874Savos 3777295874Savos /* Enable bandgap mbias in suspend. */ 3778295874Savos urtwn_write_1(sc, R92C_APS_FSMCO + 3, 0); 3779295874Savos 3780295874Savos /* Clear SIC_EN register. */ 3781295874Savos urtwn_write_1(sc, R92C_GPIO_MUXCFG + 1, 3782295874Savos urtwn_read_1(sc, R92C_GPIO_MUXCFG + 1) & ~0x10); 3783295874Savos 3784295874Savos /* Set USB suspend enable local register */ 3785295874Savos urtwn_write_1(sc, R92C_USB_SUSPEND, 3786295874Savos urtwn_read_1(sc, R92C_USB_SUSPEND) | 0x10); 3787295874Savos 3788295874Savos /* Reset MCU IO Wrapper. */ 3789295874Savos reg = urtwn_read_1(sc, R92C_RSV_CTRL + 1); 3790295874Savos urtwn_write_1(sc, R92C_RSV_CTRL + 1, reg & ~0x08); 3791295874Savos urtwn_write_1(sc, R92C_RSV_CTRL + 1, reg | 0x08); 3792295874Savos 3793295874Savos /* marked as 'For Power Consumption' code. */ 3794295874Savos urtwn_write_1(sc, R92C_GPIO_OUT, urtwn_read_1(sc, R92C_GPIO_IN)); 3795295874Savos urtwn_write_1(sc, R92C_GPIO_IOSEL, 0xff); 3796295874Savos 3797295874Savos urtwn_write_1(sc, R92C_GPIO_IO_SEL, 3798295874Savos urtwn_read_1(sc, R92C_GPIO_IO_SEL) << 4); 3799295874Savos urtwn_write_1(sc, R92C_GPIO_MOD, 3800295874Savos urtwn_read_1(sc, R92C_GPIO_MOD) | 0x0f); 3801295874Savos 3802295874Savos /* Set LNA, TRSW, EX_PA Pin to output mode. */ 3803295874Savos urtwn_write_4(sc, R88E_BB_PAD_CTRL, 0x00080808); 3804295874Savos} 3805295874Savos 3806264912Skevlostatic int 3807251538Srpaulourtwn_llt_init(struct urtwn_softc *sc) 3808251538Srpaulo{ 3809264912Skevlo int i, error, page_count, pktbuf_count; 3810251538Srpaulo 3811264912Skevlo page_count = (sc->chip & URTWN_CHIP_88E) ? 3812264912Skevlo R88E_TX_PAGE_COUNT : R92C_TX_PAGE_COUNT; 3813264912Skevlo pktbuf_count = (sc->chip & URTWN_CHIP_88E) ? 3814264912Skevlo R88E_TXPKTBUF_COUNT : R92C_TXPKTBUF_COUNT; 3815264912Skevlo 3816264912Skevlo /* Reserve pages [0; page_count]. */ 3817264912Skevlo for (i = 0; i < page_count; i++) { 3818251538Srpaulo if ((error = urtwn_llt_write(sc, i, i + 1)) != 0) 3819251538Srpaulo return (error); 3820251538Srpaulo } 3821251538Srpaulo /* NB: 0xff indicates end-of-list. */ 3822251538Srpaulo if ((error = urtwn_llt_write(sc, i, 0xff)) != 0) 3823251538Srpaulo return (error); 3824251538Srpaulo /* 3825264912Skevlo * Use pages [page_count + 1; pktbuf_count - 1] 3826251538Srpaulo * as ring buffer. 3827251538Srpaulo */ 3828264912Skevlo for (++i; i < pktbuf_count - 1; i++) { 3829251538Srpaulo if ((error = urtwn_llt_write(sc, i, i + 1)) != 0) 3830251538Srpaulo return (error); 3831251538Srpaulo } 3832251538Srpaulo /* Make the last page point to the beginning of the ring buffer. */ 3833264912Skevlo error = urtwn_llt_write(sc, i, page_count + 1); 3834251538Srpaulo return (error); 3835251538Srpaulo} 3836251538Srpaulo 3837295871Savos#ifndef URTWN_WITHOUT_UCODE 3838251538Srpaulostatic void 3839251538Srpaulourtwn_fw_reset(struct urtwn_softc *sc) 3840251538Srpaulo{ 3841251538Srpaulo uint16_t reg; 3842251538Srpaulo int ntries; 3843251538Srpaulo 3844251538Srpaulo /* Tell 8051 to reset itself. */ 3845251538Srpaulo urtwn_write_1(sc, R92C_HMETFR + 3, 0x20); 3846251538Srpaulo 3847251538Srpaulo /* Wait until 8051 resets by itself. */ 3848251538Srpaulo for (ntries = 0; ntries < 100; ntries++) { 3849251538Srpaulo reg = urtwn_read_2(sc, R92C_SYS_FUNC_EN); 3850251538Srpaulo if (!(reg & R92C_SYS_FUNC_EN_CPUEN)) 3851251538Srpaulo return; 3852266472Shselasky urtwn_ms_delay(sc); 3853251538Srpaulo } 3854251538Srpaulo /* Force 8051 reset. */ 3855251538Srpaulo urtwn_write_2(sc, R92C_SYS_FUNC_EN, reg & ~R92C_SYS_FUNC_EN_CPUEN); 3856251538Srpaulo} 3857251538Srpaulo 3858264912Skevlostatic void 3859264912Skevlourtwn_r88e_fw_reset(struct urtwn_softc *sc) 3860264912Skevlo{ 3861264912Skevlo uint16_t reg; 3862264912Skevlo 3863264912Skevlo reg = urtwn_read_2(sc, R92C_SYS_FUNC_EN); 3864264912Skevlo urtwn_write_2(sc, R92C_SYS_FUNC_EN, reg & ~R92C_SYS_FUNC_EN_CPUEN); 3865264912Skevlo urtwn_write_2(sc, R92C_SYS_FUNC_EN, reg | R92C_SYS_FUNC_EN_CPUEN); 3866264912Skevlo} 3867264912Skevlo 3868251538Srpaulostatic int 3869251538Srpaulourtwn_fw_loadpage(struct urtwn_softc *sc, int page, const uint8_t *buf, int len) 3870251538Srpaulo{ 3871251538Srpaulo uint32_t reg; 3872291698Savos usb_error_t error = USB_ERR_NORMAL_COMPLETION; 3873291698Savos int off, mlen; 3874251538Srpaulo 3875251538Srpaulo reg = urtwn_read_4(sc, R92C_MCUFWDL); 3876251538Srpaulo reg = RW(reg, R92C_MCUFWDL_PAGE, page); 3877251538Srpaulo urtwn_write_4(sc, R92C_MCUFWDL, reg); 3878251538Srpaulo 3879251538Srpaulo off = R92C_FW_START_ADDR; 3880251538Srpaulo while (len > 0) { 3881251538Srpaulo if (len > 196) 3882251538Srpaulo mlen = 196; 3883251538Srpaulo else if (len > 4) 3884251538Srpaulo mlen = 4; 3885251538Srpaulo else 3886251538Srpaulo mlen = 1; 3887251538Srpaulo /* XXX fix this deconst */ 3888281069Srpaulo error = urtwn_write_region_1(sc, off, 3889251538Srpaulo __DECONST(uint8_t *, buf), mlen); 3890291698Savos if (error != USB_ERR_NORMAL_COMPLETION) 3891251538Srpaulo break; 3892251538Srpaulo off += mlen; 3893251538Srpaulo buf += mlen; 3894251538Srpaulo len -= mlen; 3895251538Srpaulo } 3896251538Srpaulo return (error); 3897251538Srpaulo} 3898251538Srpaulo 3899251538Srpaulostatic int 3900251538Srpaulourtwn_load_firmware(struct urtwn_softc *sc) 3901251538Srpaulo{ 3902251538Srpaulo const struct firmware *fw; 3903251538Srpaulo const struct r92c_fw_hdr *hdr; 3904251538Srpaulo const char *imagename; 3905251538Srpaulo const u_char *ptr; 3906251538Srpaulo size_t len; 3907251538Srpaulo uint32_t reg; 3908251538Srpaulo int mlen, ntries, page, error; 3909251538Srpaulo 3910264864Skevlo URTWN_UNLOCK(sc); 3911251538Srpaulo /* Read firmware image from the filesystem. */ 3912264912Skevlo if (sc->chip & URTWN_CHIP_88E) 3913264912Skevlo imagename = "urtwn-rtl8188eufw"; 3914264912Skevlo else if ((sc->chip & (URTWN_CHIP_UMC_A_CUT | URTWN_CHIP_92C)) == 3915264912Skevlo URTWN_CHIP_UMC_A_CUT) 3916251538Srpaulo imagename = "urtwn-rtl8192cfwU"; 3917251538Srpaulo else 3918251538Srpaulo imagename = "urtwn-rtl8192cfwT"; 3919251538Srpaulo 3920251538Srpaulo fw = firmware_get(imagename); 3921264864Skevlo URTWN_LOCK(sc); 3922251538Srpaulo if (fw == NULL) { 3923251538Srpaulo device_printf(sc->sc_dev, 3924251538Srpaulo "failed loadfirmware of file %s\n", imagename); 3925251538Srpaulo return (ENOENT); 3926251538Srpaulo } 3927251538Srpaulo 3928251538Srpaulo len = fw->datasize; 3929251538Srpaulo 3930251538Srpaulo if (len < sizeof(*hdr)) { 3931251538Srpaulo device_printf(sc->sc_dev, "firmware too short\n"); 3932251538Srpaulo error = EINVAL; 3933251538Srpaulo goto fail; 3934251538Srpaulo } 3935251538Srpaulo ptr = fw->data; 3936251538Srpaulo hdr = (const struct r92c_fw_hdr *)ptr; 3937251538Srpaulo /* Check if there is a valid FW header and skip it. */ 3938251538Srpaulo if ((le16toh(hdr->signature) >> 4) == 0x88c || 3939264912Skevlo (le16toh(hdr->signature) >> 4) == 0x88e || 3940251538Srpaulo (le16toh(hdr->signature) >> 4) == 0x92c) { 3941294471Savos URTWN_DPRINTF(sc, URTWN_DEBUG_FIRMWARE, 3942294471Savos "FW V%d.%d %02d-%02d %02d:%02d\n", 3943251538Srpaulo le16toh(hdr->version), le16toh(hdr->subversion), 3944251538Srpaulo hdr->month, hdr->date, hdr->hour, hdr->minute); 3945251538Srpaulo ptr += sizeof(*hdr); 3946251538Srpaulo len -= sizeof(*hdr); 3947251538Srpaulo } 3948251538Srpaulo 3949264912Skevlo if (urtwn_read_1(sc, R92C_MCUFWDL) & R92C_MCUFWDL_RAM_DL_SEL) { 3950264912Skevlo if (sc->chip & URTWN_CHIP_88E) 3951264912Skevlo urtwn_r88e_fw_reset(sc); 3952264912Skevlo else 3953264912Skevlo urtwn_fw_reset(sc); 3954251538Srpaulo urtwn_write_1(sc, R92C_MCUFWDL, 0); 3955251538Srpaulo } 3956264912Skevlo 3957268487Skevlo if (!(sc->chip & URTWN_CHIP_88E)) { 3958268487Skevlo urtwn_write_2(sc, R92C_SYS_FUNC_EN, 3959268487Skevlo urtwn_read_2(sc, R92C_SYS_FUNC_EN) | 3960268487Skevlo R92C_SYS_FUNC_EN_CPUEN); 3961268487Skevlo } 3962251538Srpaulo urtwn_write_1(sc, R92C_MCUFWDL, 3963251538Srpaulo urtwn_read_1(sc, R92C_MCUFWDL) | R92C_MCUFWDL_EN); 3964251538Srpaulo urtwn_write_1(sc, R92C_MCUFWDL + 2, 3965251538Srpaulo urtwn_read_1(sc, R92C_MCUFWDL + 2) & ~0x08); 3966251538Srpaulo 3967263154Skevlo /* Reset the FWDL checksum. */ 3968263154Skevlo urtwn_write_1(sc, R92C_MCUFWDL, 3969263154Skevlo urtwn_read_1(sc, R92C_MCUFWDL) | R92C_MCUFWDL_CHKSUM_RPT); 3970263154Skevlo 3971251538Srpaulo for (page = 0; len > 0; page++) { 3972251538Srpaulo mlen = min(len, R92C_FW_PAGE_SIZE); 3973251538Srpaulo error = urtwn_fw_loadpage(sc, page, ptr, mlen); 3974251538Srpaulo if (error != 0) { 3975251538Srpaulo device_printf(sc->sc_dev, 3976251538Srpaulo "could not load firmware page\n"); 3977251538Srpaulo goto fail; 3978251538Srpaulo } 3979251538Srpaulo ptr += mlen; 3980251538Srpaulo len -= mlen; 3981251538Srpaulo } 3982251538Srpaulo urtwn_write_1(sc, R92C_MCUFWDL, 3983251538Srpaulo urtwn_read_1(sc, R92C_MCUFWDL) & ~R92C_MCUFWDL_EN); 3984251538Srpaulo urtwn_write_1(sc, R92C_MCUFWDL + 1, 0); 3985251538Srpaulo 3986251538Srpaulo /* Wait for checksum report. */ 3987251538Srpaulo for (ntries = 0; ntries < 1000; ntries++) { 3988251538Srpaulo if (urtwn_read_4(sc, R92C_MCUFWDL) & R92C_MCUFWDL_CHKSUM_RPT) 3989251538Srpaulo break; 3990266472Shselasky urtwn_ms_delay(sc); 3991251538Srpaulo } 3992251538Srpaulo if (ntries == 1000) { 3993251538Srpaulo device_printf(sc->sc_dev, 3994251538Srpaulo "timeout waiting for checksum report\n"); 3995251538Srpaulo error = ETIMEDOUT; 3996251538Srpaulo goto fail; 3997251538Srpaulo } 3998251538Srpaulo 3999251538Srpaulo reg = urtwn_read_4(sc, R92C_MCUFWDL); 4000251538Srpaulo reg = (reg & ~R92C_MCUFWDL_WINTINI_RDY) | R92C_MCUFWDL_RDY; 4001251538Srpaulo urtwn_write_4(sc, R92C_MCUFWDL, reg); 4002264912Skevlo if (sc->chip & URTWN_CHIP_88E) 4003264912Skevlo urtwn_r88e_fw_reset(sc); 4004251538Srpaulo /* Wait for firmware readiness. */ 4005251538Srpaulo for (ntries = 0; ntries < 1000; ntries++) { 4006251538Srpaulo if (urtwn_read_4(sc, R92C_MCUFWDL) & R92C_MCUFWDL_WINTINI_RDY) 4007251538Srpaulo break; 4008266472Shselasky urtwn_ms_delay(sc); 4009251538Srpaulo } 4010251538Srpaulo if (ntries == 1000) { 4011251538Srpaulo device_printf(sc->sc_dev, 4012251538Srpaulo "timeout waiting for firmware readiness\n"); 4013251538Srpaulo error = ETIMEDOUT; 4014251538Srpaulo goto fail; 4015251538Srpaulo } 4016251538Srpaulofail: 4017251538Srpaulo firmware_put(fw, FIRMWARE_UNLOAD); 4018251538Srpaulo return (error); 4019251538Srpaulo} 4020295871Savos#endif 4021251538Srpaulo 4022291902Skevlostatic int 4023251538Srpaulourtwn_dma_init(struct urtwn_softc *sc) 4024251538Srpaulo{ 4025291902Skevlo struct usb_endpoint *ep, *ep_end; 4026291698Savos usb_error_t usb_err; 4027291902Skevlo uint32_t reg; 4028291902Skevlo int hashq, hasnq, haslq, nqueues, ntx; 4029291902Skevlo int error, pagecount, npubqpages, nqpages, nrempages, tx_boundary; 4030281069Srpaulo 4031291695Savos /* Initialize LLT table. */ 4032291695Savos error = urtwn_llt_init(sc); 4033291695Savos if (error != 0) 4034291695Savos return (error); 4035291695Savos 4036291902Skevlo /* Determine the number of bulk-out pipes. */ 4037291902Skevlo ntx = 0; 4038291902Skevlo ep = sc->sc_udev->endpoints; 4039291902Skevlo ep_end = sc->sc_udev->endpoints + sc->sc_udev->endpoints_max; 4040291902Skevlo for (; ep != ep_end; ep++) { 4041291902Skevlo if ((ep->edesc == NULL) || 4042291902Skevlo (ep->iface_index != sc->sc_iface_index)) 4043291902Skevlo continue; 4044291902Skevlo if (UE_GET_DIR(ep->edesc->bEndpointAddress) == UE_DIR_OUT) 4045291902Skevlo ntx++; 4046291902Skevlo } 4047291902Skevlo if (ntx == 0) { 4048291902Skevlo device_printf(sc->sc_dev, 4049291902Skevlo "%d: invalid number of Tx bulk pipes\n", ntx); 4050291698Savos return (EIO); 4051291902Skevlo } 4052291695Savos 4053251538Srpaulo /* Get Tx queues to USB endpoints mapping. */ 4054291902Skevlo hashq = hasnq = haslq = nqueues = 0; 4055291902Skevlo switch (ntx) { 4056291902Skevlo case 1: hashq = 1; break; 4057291902Skevlo case 2: hashq = hasnq = 1; break; 4058291902Skevlo case 3: case 4: hashq = hasnq = haslq = 1; break; 4059291902Skevlo } 4060251538Srpaulo nqueues = hashq + hasnq + haslq; 4061251538Srpaulo if (nqueues == 0) 4062251538Srpaulo return (EIO); 4063251538Srpaulo 4064291902Skevlo npubqpages = nqpages = nrempages = pagecount = 0; 4065291902Skevlo if (sc->chip & URTWN_CHIP_88E) 4066291902Skevlo tx_boundary = R88E_TX_PAGE_BOUNDARY; 4067291902Skevlo else { 4068291902Skevlo pagecount = R92C_TX_PAGE_COUNT; 4069291902Skevlo npubqpages = R92C_PUBQ_NPAGES; 4070291902Skevlo tx_boundary = R92C_TX_PAGE_BOUNDARY; 4071291902Skevlo } 4072291902Skevlo 4073251538Srpaulo /* Set number of pages for normal priority queue. */ 4074291902Skevlo if (sc->chip & URTWN_CHIP_88E) { 4075291902Skevlo usb_err = urtwn_write_2(sc, R92C_RQPN_NPQ, 0xd); 4076291902Skevlo if (usb_err != USB_ERR_NORMAL_COMPLETION) 4077291902Skevlo return (EIO); 4078291902Skevlo usb_err = urtwn_write_4(sc, R92C_RQPN, 0x808e000d); 4079291902Skevlo if (usb_err != USB_ERR_NORMAL_COMPLETION) 4080291902Skevlo return (EIO); 4081291902Skevlo } else { 4082291902Skevlo /* Get the number of pages for each queue. */ 4083291902Skevlo nqpages = (pagecount - npubqpages) / nqueues; 4084291902Skevlo /* 4085291902Skevlo * The remaining pages are assigned to the high priority 4086291902Skevlo * queue. 4087291902Skevlo */ 4088291902Skevlo nrempages = (pagecount - npubqpages) % nqueues; 4089291902Skevlo usb_err = urtwn_write_1(sc, R92C_RQPN_NPQ, hasnq ? nqpages : 0); 4090291902Skevlo if (usb_err != USB_ERR_NORMAL_COMPLETION) 4091291902Skevlo return (EIO); 4092291902Skevlo usb_err = urtwn_write_4(sc, R92C_RQPN, 4093291902Skevlo /* Set number of pages for public queue. */ 4094291902Skevlo SM(R92C_RQPN_PUBQ, npubqpages) | 4095291902Skevlo /* Set number of pages for high priority queue. */ 4096291902Skevlo SM(R92C_RQPN_HPQ, hashq ? nqpages + nrempages : 0) | 4097291902Skevlo /* Set number of pages for low priority queue. */ 4098291902Skevlo SM(R92C_RQPN_LPQ, haslq ? nqpages : 0) | 4099291902Skevlo /* Load values. */ 4100291902Skevlo R92C_RQPN_LD); 4101291902Skevlo if (usb_err != USB_ERR_NORMAL_COMPLETION) 4102291902Skevlo return (EIO); 4103291902Skevlo } 4104251538Srpaulo 4105291902Skevlo usb_err = urtwn_write_1(sc, R92C_TXPKTBUF_BCNQ_BDNY, tx_boundary); 4106291902Skevlo if (usb_err != USB_ERR_NORMAL_COMPLETION) 4107291698Savos return (EIO); 4108291902Skevlo usb_err = urtwn_write_1(sc, R92C_TXPKTBUF_MGQ_BDNY, tx_boundary); 4109291902Skevlo if (usb_err != USB_ERR_NORMAL_COMPLETION) 4110291698Savos return (EIO); 4111291902Skevlo usb_err = urtwn_write_1(sc, R92C_TXPKTBUF_WMAC_LBK_BF_HD, tx_boundary); 4112291902Skevlo if (usb_err != USB_ERR_NORMAL_COMPLETION) 4113291698Savos return (EIO); 4114291902Skevlo usb_err = urtwn_write_1(sc, R92C_TRXFF_BNDY, tx_boundary); 4115291902Skevlo if (usb_err != USB_ERR_NORMAL_COMPLETION) 4116291698Savos return (EIO); 4117291902Skevlo usb_err = urtwn_write_1(sc, R92C_TDECTRL + 1, tx_boundary); 4118291902Skevlo if (usb_err != USB_ERR_NORMAL_COMPLETION) 4119291698Savos return (EIO); 4120251538Srpaulo 4121251538Srpaulo /* Set queue to USB pipe mapping. */ 4122251538Srpaulo reg = urtwn_read_2(sc, R92C_TRXDMA_CTRL); 4123251538Srpaulo reg &= ~R92C_TRXDMA_CTRL_QMAP_M; 4124251538Srpaulo if (nqueues == 1) { 4125251538Srpaulo if (hashq) 4126251538Srpaulo reg |= R92C_TRXDMA_CTRL_QMAP_HQ; 4127251538Srpaulo else if (hasnq) 4128251538Srpaulo reg |= R92C_TRXDMA_CTRL_QMAP_NQ; 4129251538Srpaulo else 4130251538Srpaulo reg |= R92C_TRXDMA_CTRL_QMAP_LQ; 4131251538Srpaulo } else if (nqueues == 2) { 4132292056Skevlo /* 4133292056Skevlo * All 2-endpoints configs have high and normal 4134292056Skevlo * priority queues. 4135292056Skevlo */ 4136292056Skevlo reg |= R92C_TRXDMA_CTRL_QMAP_HQ_NQ; 4137251538Srpaulo } else 4138251538Srpaulo reg |= R92C_TRXDMA_CTRL_QMAP_3EP; 4139291902Skevlo usb_err = urtwn_write_2(sc, R92C_TRXDMA_CTRL, reg); 4140291902Skevlo if (usb_err != USB_ERR_NORMAL_COMPLETION) 4141291698Savos return (EIO); 4142251538Srpaulo 4143251538Srpaulo /* Set Tx/Rx transfer page boundary. */ 4144291902Skevlo usb_err = urtwn_write_2(sc, R92C_TRXFF_BNDY + 2, 4145291902Skevlo (sc->chip & URTWN_CHIP_88E) ? 0x23ff : 0x27ff); 4146291902Skevlo if (usb_err != USB_ERR_NORMAL_COMPLETION) 4147291698Savos return (EIO); 4148251538Srpaulo 4149291902Skevlo /* Set Tx/Rx transfer page size. */ 4150291902Skevlo usb_err = urtwn_write_1(sc, R92C_PBP, 4151291902Skevlo SM(R92C_PBP_PSRX, R92C_PBP_128) | 4152291902Skevlo SM(R92C_PBP_PSTX, R92C_PBP_128)); 4153291902Skevlo if (usb_err != USB_ERR_NORMAL_COMPLETION) 4154264912Skevlo return (EIO); 4155264912Skevlo 4156264912Skevlo return (0); 4157264912Skevlo} 4158264912Skevlo 4159291698Savosstatic int 4160251538Srpaulourtwn_mac_init(struct urtwn_softc *sc) 4161251538Srpaulo{ 4162291698Savos usb_error_t error; 4163251538Srpaulo int i; 4164251538Srpaulo 4165251538Srpaulo /* Write MAC initialization values. */ 4166264912Skevlo if (sc->chip & URTWN_CHIP_88E) { 4167264912Skevlo for (i = 0; i < nitems(rtl8188eu_mac); i++) { 4168291698Savos error = urtwn_write_1(sc, rtl8188eu_mac[i].reg, 4169264912Skevlo rtl8188eu_mac[i].val); 4170291698Savos if (error != USB_ERR_NORMAL_COMPLETION) 4171291698Savos return (EIO); 4172264912Skevlo } 4173264912Skevlo urtwn_write_1(sc, R92C_MAX_AGGR_NUM, 0x07); 4174264912Skevlo } else { 4175264912Skevlo for (i = 0; i < nitems(rtl8192cu_mac); i++) 4176291698Savos error = urtwn_write_1(sc, rtl8192cu_mac[i].reg, 4177264912Skevlo rtl8192cu_mac[i].val); 4178291698Savos if (error != USB_ERR_NORMAL_COMPLETION) 4179291698Savos return (EIO); 4180264912Skevlo } 4181291698Savos 4182291698Savos return (0); 4183251538Srpaulo} 4184251538Srpaulo 4185251538Srpaulostatic void 4186251538Srpaulourtwn_bb_init(struct urtwn_softc *sc) 4187251538Srpaulo{ 4188251538Srpaulo const struct urtwn_bb_prog *prog; 4189251538Srpaulo uint32_t reg; 4190264912Skevlo uint8_t crystalcap; 4191251538Srpaulo int i; 4192251538Srpaulo 4193251538Srpaulo /* Enable BB and RF. */ 4194251538Srpaulo urtwn_write_2(sc, R92C_SYS_FUNC_EN, 4195251538Srpaulo urtwn_read_2(sc, R92C_SYS_FUNC_EN) | 4196251538Srpaulo R92C_SYS_FUNC_EN_BBRSTB | R92C_SYS_FUNC_EN_BB_GLB_RST | 4197251538Srpaulo R92C_SYS_FUNC_EN_DIO_RF); 4198251538Srpaulo 4199264912Skevlo if (!(sc->chip & URTWN_CHIP_88E)) 4200264912Skevlo urtwn_write_2(sc, R92C_AFE_PLL_CTRL, 0xdb83); 4201251538Srpaulo 4202251538Srpaulo urtwn_write_1(sc, R92C_RF_CTRL, 4203251538Srpaulo R92C_RF_CTRL_EN | R92C_RF_CTRL_RSTB | R92C_RF_CTRL_SDMRSTB); 4204251538Srpaulo urtwn_write_1(sc, R92C_SYS_FUNC_EN, 4205251538Srpaulo R92C_SYS_FUNC_EN_USBA | R92C_SYS_FUNC_EN_USBD | 4206251538Srpaulo R92C_SYS_FUNC_EN_BB_GLB_RST | R92C_SYS_FUNC_EN_BBRSTB); 4207251538Srpaulo 4208264912Skevlo if (!(sc->chip & URTWN_CHIP_88E)) { 4209264912Skevlo urtwn_write_1(sc, R92C_LDOHCI12_CTRL, 0x0f); 4210264912Skevlo urtwn_write_1(sc, 0x15, 0xe9); 4211264912Skevlo urtwn_write_1(sc, R92C_AFE_XTAL_CTRL + 1, 0x80); 4212264912Skevlo } 4213251538Srpaulo 4214251538Srpaulo /* Select BB programming based on board type. */ 4215264912Skevlo if (sc->chip & URTWN_CHIP_88E) 4216264912Skevlo prog = &rtl8188eu_bb_prog; 4217264912Skevlo else if (!(sc->chip & URTWN_CHIP_92C)) { 4218251538Srpaulo if (sc->board_type == R92C_BOARD_TYPE_MINICARD) 4219251538Srpaulo prog = &rtl8188ce_bb_prog; 4220251538Srpaulo else if (sc->board_type == R92C_BOARD_TYPE_HIGHPA) 4221251538Srpaulo prog = &rtl8188ru_bb_prog; 4222251538Srpaulo else 4223251538Srpaulo prog = &rtl8188cu_bb_prog; 4224251538Srpaulo } else { 4225251538Srpaulo if (sc->board_type == R92C_BOARD_TYPE_MINICARD) 4226251538Srpaulo prog = &rtl8192ce_bb_prog; 4227251538Srpaulo else 4228251538Srpaulo prog = &rtl8192cu_bb_prog; 4229251538Srpaulo } 4230251538Srpaulo /* Write BB initialization values. */ 4231251538Srpaulo for (i = 0; i < prog->count; i++) { 4232251538Srpaulo urtwn_bb_write(sc, prog->regs[i], prog->vals[i]); 4233266472Shselasky urtwn_ms_delay(sc); 4234251538Srpaulo } 4235251538Srpaulo 4236251538Srpaulo if (sc->chip & URTWN_CHIP_92C_1T2R) { 4237251538Srpaulo /* 8192C 1T only configuration. */ 4238251538Srpaulo reg = urtwn_bb_read(sc, R92C_FPGA0_TXINFO); 4239251538Srpaulo reg = (reg & ~0x00000003) | 0x2; 4240251538Srpaulo urtwn_bb_write(sc, R92C_FPGA0_TXINFO, reg); 4241251538Srpaulo 4242251538Srpaulo reg = urtwn_bb_read(sc, R92C_FPGA1_TXINFO); 4243251538Srpaulo reg = (reg & ~0x00300033) | 0x00200022; 4244251538Srpaulo urtwn_bb_write(sc, R92C_FPGA1_TXINFO, reg); 4245251538Srpaulo 4246251538Srpaulo reg = urtwn_bb_read(sc, R92C_CCK0_AFESETTING); 4247251538Srpaulo reg = (reg & ~0xff000000) | 0x45 << 24; 4248251538Srpaulo urtwn_bb_write(sc, R92C_CCK0_AFESETTING, reg); 4249251538Srpaulo 4250251538Srpaulo reg = urtwn_bb_read(sc, R92C_OFDM0_TRXPATHENA); 4251251538Srpaulo reg = (reg & ~0x000000ff) | 0x23; 4252251538Srpaulo urtwn_bb_write(sc, R92C_OFDM0_TRXPATHENA, reg); 4253251538Srpaulo 4254251538Srpaulo reg = urtwn_bb_read(sc, R92C_OFDM0_AGCPARAM1); 4255251538Srpaulo reg = (reg & ~0x00000030) | 1 << 4; 4256251538Srpaulo urtwn_bb_write(sc, R92C_OFDM0_AGCPARAM1, reg); 4257251538Srpaulo 4258251538Srpaulo reg = urtwn_bb_read(sc, 0xe74); 4259251538Srpaulo reg = (reg & ~0x0c000000) | 2 << 26; 4260251538Srpaulo urtwn_bb_write(sc, 0xe74, reg); 4261251538Srpaulo reg = urtwn_bb_read(sc, 0xe78); 4262251538Srpaulo reg = (reg & ~0x0c000000) | 2 << 26; 4263251538Srpaulo urtwn_bb_write(sc, 0xe78, reg); 4264251538Srpaulo reg = urtwn_bb_read(sc, 0xe7c); 4265251538Srpaulo reg = (reg & ~0x0c000000) | 2 << 26; 4266251538Srpaulo urtwn_bb_write(sc, 0xe7c, reg); 4267251538Srpaulo reg = urtwn_bb_read(sc, 0xe80); 4268251538Srpaulo reg = (reg & ~0x0c000000) | 2 << 26; 4269251538Srpaulo urtwn_bb_write(sc, 0xe80, reg); 4270251538Srpaulo reg = urtwn_bb_read(sc, 0xe88); 4271251538Srpaulo reg = (reg & ~0x0c000000) | 2 << 26; 4272251538Srpaulo urtwn_bb_write(sc, 0xe88, reg); 4273251538Srpaulo } 4274251538Srpaulo 4275251538Srpaulo /* Write AGC values. */ 4276251538Srpaulo for (i = 0; i < prog->agccount; i++) { 4277251538Srpaulo urtwn_bb_write(sc, R92C_OFDM0_AGCRSSITABLE, 4278251538Srpaulo prog->agcvals[i]); 4279266472Shselasky urtwn_ms_delay(sc); 4280251538Srpaulo } 4281251538Srpaulo 4282264912Skevlo if (sc->chip & URTWN_CHIP_88E) { 4283264912Skevlo urtwn_bb_write(sc, R92C_OFDM0_AGCCORE1(0), 0x69553422); 4284266472Shselasky urtwn_ms_delay(sc); 4285264912Skevlo urtwn_bb_write(sc, R92C_OFDM0_AGCCORE1(0), 0x69553420); 4286266472Shselasky urtwn_ms_delay(sc); 4287264912Skevlo 4288294198Savos crystalcap = sc->rom.r88e_rom.crystalcap; 4289264912Skevlo if (crystalcap == 0xff) 4290264912Skevlo crystalcap = 0x20; 4291264912Skevlo crystalcap &= 0x3f; 4292264912Skevlo reg = urtwn_bb_read(sc, R92C_AFE_XTAL_CTRL); 4293264912Skevlo urtwn_bb_write(sc, R92C_AFE_XTAL_CTRL, 4294264912Skevlo RW(reg, R92C_AFE_XTAL_CTRL_ADDR, 4295264912Skevlo crystalcap | crystalcap << 6)); 4296264912Skevlo } else { 4297264912Skevlo if (urtwn_bb_read(sc, R92C_HSSI_PARAM2(0)) & 4298264912Skevlo R92C_HSSI_PARAM2_CCK_HIPWR) 4299264912Skevlo sc->sc_flags |= URTWN_FLAG_CCK_HIPWR; 4300264912Skevlo } 4301251538Srpaulo} 4302251538Srpaulo 4303289066Skevlostatic void 4304251538Srpaulourtwn_rf_init(struct urtwn_softc *sc) 4305251538Srpaulo{ 4306251538Srpaulo const struct urtwn_rf_prog *prog; 4307251538Srpaulo uint32_t reg, type; 4308251538Srpaulo int i, j, idx, off; 4309251538Srpaulo 4310251538Srpaulo /* Select RF programming based on board type. */ 4311264912Skevlo if (sc->chip & URTWN_CHIP_88E) 4312264912Skevlo prog = rtl8188eu_rf_prog; 4313264912Skevlo else if (!(sc->chip & URTWN_CHIP_92C)) { 4314251538Srpaulo if (sc->board_type == R92C_BOARD_TYPE_MINICARD) 4315251538Srpaulo prog = rtl8188ce_rf_prog; 4316251538Srpaulo else if (sc->board_type == R92C_BOARD_TYPE_HIGHPA) 4317251538Srpaulo prog = rtl8188ru_rf_prog; 4318251538Srpaulo else 4319251538Srpaulo prog = rtl8188cu_rf_prog; 4320251538Srpaulo } else 4321251538Srpaulo prog = rtl8192ce_rf_prog; 4322251538Srpaulo 4323251538Srpaulo for (i = 0; i < sc->nrxchains; i++) { 4324251538Srpaulo /* Save RF_ENV control type. */ 4325251538Srpaulo idx = i / 2; 4326251538Srpaulo off = (i % 2) * 16; 4327251538Srpaulo reg = urtwn_bb_read(sc, R92C_FPGA0_RFIFACESW(idx)); 4328251538Srpaulo type = (reg >> off) & 0x10; 4329251538Srpaulo 4330251538Srpaulo /* Set RF_ENV enable. */ 4331251538Srpaulo reg = urtwn_bb_read(sc, R92C_FPGA0_RFIFACEOE(i)); 4332251538Srpaulo reg |= 0x100000; 4333251538Srpaulo urtwn_bb_write(sc, R92C_FPGA0_RFIFACEOE(i), reg); 4334266472Shselasky urtwn_ms_delay(sc); 4335251538Srpaulo /* Set RF_ENV output high. */ 4336251538Srpaulo reg = urtwn_bb_read(sc, R92C_FPGA0_RFIFACEOE(i)); 4337251538Srpaulo reg |= 0x10; 4338251538Srpaulo urtwn_bb_write(sc, R92C_FPGA0_RFIFACEOE(i), reg); 4339266472Shselasky urtwn_ms_delay(sc); 4340251538Srpaulo /* Set address and data lengths of RF registers. */ 4341251538Srpaulo reg = urtwn_bb_read(sc, R92C_HSSI_PARAM2(i)); 4342251538Srpaulo reg &= ~R92C_HSSI_PARAM2_ADDR_LENGTH; 4343251538Srpaulo urtwn_bb_write(sc, R92C_HSSI_PARAM2(i), reg); 4344266472Shselasky urtwn_ms_delay(sc); 4345251538Srpaulo reg = urtwn_bb_read(sc, R92C_HSSI_PARAM2(i)); 4346251538Srpaulo reg &= ~R92C_HSSI_PARAM2_DATA_LENGTH; 4347251538Srpaulo urtwn_bb_write(sc, R92C_HSSI_PARAM2(i), reg); 4348266472Shselasky urtwn_ms_delay(sc); 4349251538Srpaulo 4350251538Srpaulo /* Write RF initialization values for this chain. */ 4351251538Srpaulo for (j = 0; j < prog[i].count; j++) { 4352251538Srpaulo if (prog[i].regs[j] >= 0xf9 && 4353251538Srpaulo prog[i].regs[j] <= 0xfe) { 4354251538Srpaulo /* 4355251538Srpaulo * These are fake RF registers offsets that 4356251538Srpaulo * indicate a delay is required. 4357251538Srpaulo */ 4358266472Shselasky usb_pause_mtx(&sc->sc_mtx, hz / 20); /* 50ms */ 4359251538Srpaulo continue; 4360251538Srpaulo } 4361251538Srpaulo urtwn_rf_write(sc, i, prog[i].regs[j], 4362251538Srpaulo prog[i].vals[j]); 4363266472Shselasky urtwn_ms_delay(sc); 4364251538Srpaulo } 4365251538Srpaulo 4366251538Srpaulo /* Restore RF_ENV control type. */ 4367251538Srpaulo reg = urtwn_bb_read(sc, R92C_FPGA0_RFIFACESW(idx)); 4368251538Srpaulo reg &= ~(0x10 << off) | (type << off); 4369251538Srpaulo urtwn_bb_write(sc, R92C_FPGA0_RFIFACESW(idx), reg); 4370251538Srpaulo 4371251538Srpaulo /* Cache RF register CHNLBW. */ 4372251538Srpaulo sc->rf_chnlbw[i] = urtwn_rf_read(sc, i, R92C_RF_CHNLBW); 4373251538Srpaulo } 4374251538Srpaulo 4375251538Srpaulo if ((sc->chip & (URTWN_CHIP_UMC_A_CUT | URTWN_CHIP_92C)) == 4376251538Srpaulo URTWN_CHIP_UMC_A_CUT) { 4377251538Srpaulo urtwn_rf_write(sc, 0, R92C_RF_RX_G1, 0x30255); 4378251538Srpaulo urtwn_rf_write(sc, 0, R92C_RF_RX_G2, 0x50a00); 4379251538Srpaulo } 4380251538Srpaulo} 4381251538Srpaulo 4382251538Srpaulostatic void 4383251538Srpaulourtwn_cam_init(struct urtwn_softc *sc) 4384251538Srpaulo{ 4385251538Srpaulo /* Invalidate all CAM entries. */ 4386251538Srpaulo urtwn_write_4(sc, R92C_CAMCMD, 4387251538Srpaulo R92C_CAMCMD_POLLING | R92C_CAMCMD_CLR); 4388251538Srpaulo} 4389251538Srpaulo 4390292175Savosstatic int 4391292175Savosurtwn_cam_write(struct urtwn_softc *sc, uint32_t addr, uint32_t data) 4392292175Savos{ 4393292175Savos usb_error_t error; 4394292175Savos 4395292175Savos error = urtwn_write_4(sc, R92C_CAMWRITE, data); 4396292175Savos if (error != USB_ERR_NORMAL_COMPLETION) 4397292175Savos return (EIO); 4398292175Savos error = urtwn_write_4(sc, R92C_CAMCMD, 4399292175Savos R92C_CAMCMD_POLLING | R92C_CAMCMD_WRITE | 4400292175Savos SM(R92C_CAMCMD_ADDR, addr)); 4401292175Savos if (error != USB_ERR_NORMAL_COMPLETION) 4402292175Savos return (EIO); 4403292175Savos 4404292175Savos return (0); 4405292175Savos} 4406292175Savos 4407251538Srpaulostatic void 4408251538Srpaulourtwn_pa_bias_init(struct urtwn_softc *sc) 4409251538Srpaulo{ 4410251538Srpaulo uint8_t reg; 4411251538Srpaulo int i; 4412251538Srpaulo 4413251538Srpaulo for (i = 0; i < sc->nrxchains; i++) { 4414251538Srpaulo if (sc->pa_setting & (1 << i)) 4415251538Srpaulo continue; 4416251538Srpaulo urtwn_rf_write(sc, i, R92C_RF_IPA, 0x0f406); 4417251538Srpaulo urtwn_rf_write(sc, i, R92C_RF_IPA, 0x4f406); 4418251538Srpaulo urtwn_rf_write(sc, i, R92C_RF_IPA, 0x8f406); 4419251538Srpaulo urtwn_rf_write(sc, i, R92C_RF_IPA, 0xcf406); 4420251538Srpaulo } 4421251538Srpaulo if (!(sc->pa_setting & 0x10)) { 4422251538Srpaulo reg = urtwn_read_1(sc, 0x16); 4423251538Srpaulo reg = (reg & ~0xf0) | 0x90; 4424251538Srpaulo urtwn_write_1(sc, 0x16, reg); 4425251538Srpaulo } 4426251538Srpaulo} 4427251538Srpaulo 4428251538Srpaulostatic void 4429251538Srpaulourtwn_rxfilter_init(struct urtwn_softc *sc) 4430251538Srpaulo{ 4431290564Savos struct ieee80211com *ic = &sc->sc_ic; 4432290564Savos struct ieee80211vap *vap = TAILQ_FIRST(&ic->ic_vaps); 4433290564Savos uint32_t rcr; 4434290564Savos uint16_t filter; 4435290564Savos 4436290564Savos URTWN_ASSERT_LOCKED(sc); 4437290564Savos 4438299965Savos /* Setup multicast filter. */ 4439299965Savos urtwn_set_multi(sc); 4440290564Savos 4441290564Savos /* Filter for management frames. */ 4442290564Savos filter = 0x7f3f; 4443290631Savos switch (vap->iv_opmode) { 4444290631Savos case IEEE80211_M_STA: 4445290564Savos filter &= ~( 4446290564Savos R92C_RXFLTMAP_SUBTYPE(IEEE80211_FC0_SUBTYPE_ASSOC_REQ) | 4447290564Savos R92C_RXFLTMAP_SUBTYPE(IEEE80211_FC0_SUBTYPE_REASSOC_REQ) | 4448290564Savos R92C_RXFLTMAP_SUBTYPE(IEEE80211_FC0_SUBTYPE_PROBE_REQ)); 4449290631Savos break; 4450290631Savos case IEEE80211_M_HOSTAP: 4451290631Savos filter &= ~( 4452290631Savos R92C_RXFLTMAP_SUBTYPE(IEEE80211_FC0_SUBTYPE_ASSOC_RESP) | 4453296174Savos R92C_RXFLTMAP_SUBTYPE(IEEE80211_FC0_SUBTYPE_REASSOC_RESP)); 4454290631Savos break; 4455290631Savos case IEEE80211_M_MONITOR: 4456290651Savos case IEEE80211_M_IBSS: 4457290631Savos break; 4458290631Savos default: 4459290631Savos device_printf(sc->sc_dev, "%s: undefined opmode %d\n", 4460290631Savos __func__, vap->iv_opmode); 4461290631Savos break; 4462290564Savos } 4463290564Savos urtwn_write_2(sc, R92C_RXFLTMAP0, filter); 4464290564Savos 4465251538Srpaulo /* Reject all control frames. */ 4466251538Srpaulo urtwn_write_2(sc, R92C_RXFLTMAP1, 0x0000); 4467290564Savos 4468290564Savos /* Reject all data frames. */ 4469290564Savos urtwn_write_2(sc, R92C_RXFLTMAP2, 0x0000); 4470290564Savos 4471290564Savos rcr = R92C_RCR_AM | R92C_RCR_AB | R92C_RCR_APM | 4472290564Savos R92C_RCR_HTC_LOC_CTRL | R92C_RCR_APP_PHYSTS | 4473290564Savos R92C_RCR_APP_ICV | R92C_RCR_APP_MIC; 4474290564Savos 4475290564Savos if (vap->iv_opmode == IEEE80211_M_MONITOR) { 4476290564Savos /* Accept all frames. */ 4477290564Savos rcr |= R92C_RCR_ACF | R92C_RCR_ADF | R92C_RCR_AMF | 4478290564Savos R92C_RCR_AAP; 4479290564Savos } 4480290564Savos 4481290564Savos /* Set Rx filter. */ 4482290564Savos urtwn_write_4(sc, R92C_RCR, rcr); 4483290564Savos 4484290564Savos if (ic->ic_promisc != 0) { 4485290564Savos /* Update Rx filter. */ 4486290564Savos urtwn_set_promisc(sc); 4487290564Savos } 4488251538Srpaulo} 4489251538Srpaulo 4490251538Srpaulostatic void 4491251538Srpaulourtwn_edca_init(struct urtwn_softc *sc) 4492251538Srpaulo{ 4493251538Srpaulo urtwn_write_2(sc, R92C_SPEC_SIFS, 0x100a); 4494251538Srpaulo urtwn_write_2(sc, R92C_MAC_SPEC_SIFS, 0x100a); 4495251538Srpaulo urtwn_write_2(sc, R92C_SIFS_CCK, 0x100a); 4496251538Srpaulo urtwn_write_2(sc, R92C_SIFS_OFDM, 0x100a); 4497251538Srpaulo urtwn_write_4(sc, R92C_EDCA_BE_PARAM, 0x005ea42b); 4498251538Srpaulo urtwn_write_4(sc, R92C_EDCA_BK_PARAM, 0x0000a44f); 4499251538Srpaulo urtwn_write_4(sc, R92C_EDCA_VI_PARAM, 0x005ea324); 4500251538Srpaulo urtwn_write_4(sc, R92C_EDCA_VO_PARAM, 0x002fa226); 4501251538Srpaulo} 4502251538Srpaulo 4503289066Skevlostatic void 4504251538Srpaulourtwn_write_txpower(struct urtwn_softc *sc, int chain, 4505251538Srpaulo uint16_t power[URTWN_RIDX_COUNT]) 4506251538Srpaulo{ 4507251538Srpaulo uint32_t reg; 4508251538Srpaulo 4509251538Srpaulo /* Write per-CCK rate Tx power. */ 4510251538Srpaulo if (chain == 0) { 4511251538Srpaulo reg = urtwn_bb_read(sc, R92C_TXAGC_A_CCK1_MCS32); 4512251538Srpaulo reg = RW(reg, R92C_TXAGC_A_CCK1, power[0]); 4513251538Srpaulo urtwn_bb_write(sc, R92C_TXAGC_A_CCK1_MCS32, reg); 4514251538Srpaulo reg = urtwn_bb_read(sc, R92C_TXAGC_B_CCK11_A_CCK2_11); 4515251538Srpaulo reg = RW(reg, R92C_TXAGC_A_CCK2, power[1]); 4516251538Srpaulo reg = RW(reg, R92C_TXAGC_A_CCK55, power[2]); 4517251538Srpaulo reg = RW(reg, R92C_TXAGC_A_CCK11, power[3]); 4518251538Srpaulo urtwn_bb_write(sc, R92C_TXAGC_B_CCK11_A_CCK2_11, reg); 4519251538Srpaulo } else { 4520251538Srpaulo reg = urtwn_bb_read(sc, R92C_TXAGC_B_CCK1_55_MCS32); 4521251538Srpaulo reg = RW(reg, R92C_TXAGC_B_CCK1, power[0]); 4522251538Srpaulo reg = RW(reg, R92C_TXAGC_B_CCK2, power[1]); 4523251538Srpaulo reg = RW(reg, R92C_TXAGC_B_CCK55, power[2]); 4524251538Srpaulo urtwn_bb_write(sc, R92C_TXAGC_B_CCK1_55_MCS32, reg); 4525251538Srpaulo reg = urtwn_bb_read(sc, R92C_TXAGC_B_CCK11_A_CCK2_11); 4526251538Srpaulo reg = RW(reg, R92C_TXAGC_B_CCK11, power[3]); 4527251538Srpaulo urtwn_bb_write(sc, R92C_TXAGC_B_CCK11_A_CCK2_11, reg); 4528251538Srpaulo } 4529251538Srpaulo /* Write per-OFDM rate Tx power. */ 4530251538Srpaulo urtwn_bb_write(sc, R92C_TXAGC_RATE18_06(chain), 4531251538Srpaulo SM(R92C_TXAGC_RATE06, power[ 4]) | 4532251538Srpaulo SM(R92C_TXAGC_RATE09, power[ 5]) | 4533251538Srpaulo SM(R92C_TXAGC_RATE12, power[ 6]) | 4534251538Srpaulo SM(R92C_TXAGC_RATE18, power[ 7])); 4535251538Srpaulo urtwn_bb_write(sc, R92C_TXAGC_RATE54_24(chain), 4536251538Srpaulo SM(R92C_TXAGC_RATE24, power[ 8]) | 4537251538Srpaulo SM(R92C_TXAGC_RATE36, power[ 9]) | 4538251538Srpaulo SM(R92C_TXAGC_RATE48, power[10]) | 4539251538Srpaulo SM(R92C_TXAGC_RATE54, power[11])); 4540251538Srpaulo /* Write per-MCS Tx power. */ 4541251538Srpaulo urtwn_bb_write(sc, R92C_TXAGC_MCS03_MCS00(chain), 4542251538Srpaulo SM(R92C_TXAGC_MCS00, power[12]) | 4543251538Srpaulo SM(R92C_TXAGC_MCS01, power[13]) | 4544251538Srpaulo SM(R92C_TXAGC_MCS02, power[14]) | 4545251538Srpaulo SM(R92C_TXAGC_MCS03, power[15])); 4546251538Srpaulo urtwn_bb_write(sc, R92C_TXAGC_MCS07_MCS04(chain), 4547251538Srpaulo SM(R92C_TXAGC_MCS04, power[16]) | 4548251538Srpaulo SM(R92C_TXAGC_MCS05, power[17]) | 4549251538Srpaulo SM(R92C_TXAGC_MCS06, power[18]) | 4550251538Srpaulo SM(R92C_TXAGC_MCS07, power[19])); 4551251538Srpaulo urtwn_bb_write(sc, R92C_TXAGC_MCS11_MCS08(chain), 4552251538Srpaulo SM(R92C_TXAGC_MCS08, power[20]) | 4553261506Skevlo SM(R92C_TXAGC_MCS09, power[21]) | 4554251538Srpaulo SM(R92C_TXAGC_MCS10, power[22]) | 4555251538Srpaulo SM(R92C_TXAGC_MCS11, power[23])); 4556251538Srpaulo urtwn_bb_write(sc, R92C_TXAGC_MCS15_MCS12(chain), 4557251538Srpaulo SM(R92C_TXAGC_MCS12, power[24]) | 4558251538Srpaulo SM(R92C_TXAGC_MCS13, power[25]) | 4559251538Srpaulo SM(R92C_TXAGC_MCS14, power[26]) | 4560251538Srpaulo SM(R92C_TXAGC_MCS15, power[27])); 4561251538Srpaulo} 4562251538Srpaulo 4563289066Skevlostatic void 4564251538Srpaulourtwn_get_txpower(struct urtwn_softc *sc, int chain, 4565251538Srpaulo struct ieee80211_channel *c, struct ieee80211_channel *extc, 4566251538Srpaulo uint16_t power[URTWN_RIDX_COUNT]) 4567251538Srpaulo{ 4568287197Sglebius struct ieee80211com *ic = &sc->sc_ic; 4569291264Savos struct r92c_rom *rom = &sc->rom.r92c_rom; 4570251538Srpaulo uint16_t cckpow, ofdmpow, htpow, diff, max; 4571251538Srpaulo const struct urtwn_txpwr *base; 4572251538Srpaulo int ridx, chan, group; 4573251538Srpaulo 4574251538Srpaulo /* Determine channel group. */ 4575251538Srpaulo chan = ieee80211_chan2ieee(ic, c); /* XXX center freq! */ 4576251538Srpaulo if (chan <= 3) 4577251538Srpaulo group = 0; 4578251538Srpaulo else if (chan <= 9) 4579251538Srpaulo group = 1; 4580251538Srpaulo else 4581251538Srpaulo group = 2; 4582251538Srpaulo 4583251538Srpaulo /* Get original Tx power based on board type and RF chain. */ 4584251538Srpaulo if (!(sc->chip & URTWN_CHIP_92C)) { 4585251538Srpaulo if (sc->board_type == R92C_BOARD_TYPE_HIGHPA) 4586251538Srpaulo base = &rtl8188ru_txagc[chain]; 4587251538Srpaulo else 4588251538Srpaulo base = &rtl8192cu_txagc[chain]; 4589251538Srpaulo } else 4590251538Srpaulo base = &rtl8192cu_txagc[chain]; 4591251538Srpaulo 4592251538Srpaulo memset(power, 0, URTWN_RIDX_COUNT * sizeof(power[0])); 4593251538Srpaulo if (sc->regulatory == 0) { 4594289758Savos for (ridx = URTWN_RIDX_CCK1; ridx <= URTWN_RIDX_CCK11; ridx++) 4595251538Srpaulo power[ridx] = base->pwr[0][ridx]; 4596251538Srpaulo } 4597289758Savos for (ridx = URTWN_RIDX_OFDM6; ridx < URTWN_RIDX_COUNT; ridx++) { 4598251538Srpaulo if (sc->regulatory == 3) { 4599251538Srpaulo power[ridx] = base->pwr[0][ridx]; 4600251538Srpaulo /* Apply vendor limits. */ 4601251538Srpaulo if (extc != NULL) 4602251538Srpaulo max = rom->ht40_max_pwr[group]; 4603251538Srpaulo else 4604251538Srpaulo max = rom->ht20_max_pwr[group]; 4605251538Srpaulo max = (max >> (chain * 4)) & 0xf; 4606251538Srpaulo if (power[ridx] > max) 4607251538Srpaulo power[ridx] = max; 4608251538Srpaulo } else if (sc->regulatory == 1) { 4609251538Srpaulo if (extc == NULL) 4610251538Srpaulo power[ridx] = base->pwr[group][ridx]; 4611251538Srpaulo } else if (sc->regulatory != 2) 4612251538Srpaulo power[ridx] = base->pwr[0][ridx]; 4613251538Srpaulo } 4614251538Srpaulo 4615251538Srpaulo /* Compute per-CCK rate Tx power. */ 4616251538Srpaulo cckpow = rom->cck_tx_pwr[chain][group]; 4617289758Savos for (ridx = URTWN_RIDX_CCK1; ridx <= URTWN_RIDX_CCK11; ridx++) { 4618251538Srpaulo power[ridx] += cckpow; 4619251538Srpaulo if (power[ridx] > R92C_MAX_TX_PWR) 4620251538Srpaulo power[ridx] = R92C_MAX_TX_PWR; 4621251538Srpaulo } 4622251538Srpaulo 4623251538Srpaulo htpow = rom->ht40_1s_tx_pwr[chain][group]; 4624251538Srpaulo if (sc->ntxchains > 1) { 4625251538Srpaulo /* Apply reduction for 2 spatial streams. */ 4626251538Srpaulo diff = rom->ht40_2s_tx_pwr_diff[group]; 4627251538Srpaulo diff = (diff >> (chain * 4)) & 0xf; 4628251538Srpaulo htpow = (htpow > diff) ? htpow - diff : 0; 4629251538Srpaulo } 4630251538Srpaulo 4631251538Srpaulo /* Compute per-OFDM rate Tx power. */ 4632251538Srpaulo diff = rom->ofdm_tx_pwr_diff[group]; 4633251538Srpaulo diff = (diff >> (chain * 4)) & 0xf; 4634251538Srpaulo ofdmpow = htpow + diff; /* HT->OFDM correction. */ 4635289758Savos for (ridx = URTWN_RIDX_OFDM6; ridx <= URTWN_RIDX_OFDM54; ridx++) { 4636251538Srpaulo power[ridx] += ofdmpow; 4637251538Srpaulo if (power[ridx] > R92C_MAX_TX_PWR) 4638251538Srpaulo power[ridx] = R92C_MAX_TX_PWR; 4639251538Srpaulo } 4640251538Srpaulo 4641251538Srpaulo /* Compute per-MCS Tx power. */ 4642251538Srpaulo if (extc == NULL) { 4643251538Srpaulo diff = rom->ht20_tx_pwr_diff[group]; 4644251538Srpaulo diff = (diff >> (chain * 4)) & 0xf; 4645251538Srpaulo htpow += diff; /* HT40->HT20 correction. */ 4646251538Srpaulo } 4647251538Srpaulo for (ridx = 12; ridx <= 27; ridx++) { 4648251538Srpaulo power[ridx] += htpow; 4649251538Srpaulo if (power[ridx] > R92C_MAX_TX_PWR) 4650251538Srpaulo power[ridx] = R92C_MAX_TX_PWR; 4651251538Srpaulo } 4652294471Savos#ifdef USB_DEBUG 4653294471Savos if (sc->sc_debug & URTWN_DEBUG_TXPWR) { 4654251538Srpaulo /* Dump per-rate Tx power values. */ 4655251538Srpaulo printf("Tx power for chain %d:\n", chain); 4656289758Savos for (ridx = URTWN_RIDX_CCK1; ridx < URTWN_RIDX_COUNT; ridx++) 4657251538Srpaulo printf("Rate %d = %u\n", ridx, power[ridx]); 4658251538Srpaulo } 4659251538Srpaulo#endif 4660251538Srpaulo} 4661251538Srpaulo 4662289066Skevlostatic void 4663264912Skevlourtwn_r88e_get_txpower(struct urtwn_softc *sc, int chain, 4664264912Skevlo struct ieee80211_channel *c, struct ieee80211_channel *extc, 4665264912Skevlo uint16_t power[URTWN_RIDX_COUNT]) 4666264912Skevlo{ 4667287197Sglebius struct ieee80211com *ic = &sc->sc_ic; 4668294198Savos struct r88e_rom *rom = &sc->rom.r88e_rom; 4669264912Skevlo uint16_t cckpow, ofdmpow, bw20pow, htpow; 4670264912Skevlo const struct urtwn_r88e_txpwr *base; 4671264912Skevlo int ridx, chan, group; 4672264912Skevlo 4673264912Skevlo /* Determine channel group. */ 4674264912Skevlo chan = ieee80211_chan2ieee(ic, c); /* XXX center freq! */ 4675264912Skevlo if (chan <= 2) 4676264912Skevlo group = 0; 4677264912Skevlo else if (chan <= 5) 4678264912Skevlo group = 1; 4679264912Skevlo else if (chan <= 8) 4680264912Skevlo group = 2; 4681264912Skevlo else if (chan <= 11) 4682264912Skevlo group = 3; 4683264912Skevlo else if (chan <= 13) 4684264912Skevlo group = 4; 4685264912Skevlo else 4686264912Skevlo group = 5; 4687264912Skevlo 4688264912Skevlo /* Get original Tx power based on board type and RF chain. */ 4689264912Skevlo base = &rtl8188eu_txagc[chain]; 4690264912Skevlo 4691264912Skevlo memset(power, 0, URTWN_RIDX_COUNT * sizeof(power[0])); 4692264912Skevlo if (sc->regulatory == 0) { 4693289758Savos for (ridx = URTWN_RIDX_CCK1; ridx <= URTWN_RIDX_CCK11; ridx++) 4694264912Skevlo power[ridx] = base->pwr[0][ridx]; 4695264912Skevlo } 4696289758Savos for (ridx = URTWN_RIDX_OFDM6; ridx < URTWN_RIDX_COUNT; ridx++) { 4697264912Skevlo if (sc->regulatory == 3) 4698264912Skevlo power[ridx] = base->pwr[0][ridx]; 4699264912Skevlo else if (sc->regulatory == 1) { 4700264912Skevlo if (extc == NULL) 4701264912Skevlo power[ridx] = base->pwr[group][ridx]; 4702264912Skevlo } else if (sc->regulatory != 2) 4703264912Skevlo power[ridx] = base->pwr[0][ridx]; 4704264912Skevlo } 4705264912Skevlo 4706264912Skevlo /* Compute per-CCK rate Tx power. */ 4707294198Savos cckpow = rom->cck_tx_pwr[group]; 4708289758Savos for (ridx = URTWN_RIDX_CCK1; ridx <= URTWN_RIDX_CCK11; ridx++) { 4709264912Skevlo power[ridx] += cckpow; 4710264912Skevlo if (power[ridx] > R92C_MAX_TX_PWR) 4711264912Skevlo power[ridx] = R92C_MAX_TX_PWR; 4712264912Skevlo } 4713264912Skevlo 4714294198Savos htpow = rom->ht40_tx_pwr[group]; 4715264912Skevlo 4716264912Skevlo /* Compute per-OFDM rate Tx power. */ 4717264912Skevlo ofdmpow = htpow + sc->ofdm_tx_pwr_diff; 4718289758Savos for (ridx = URTWN_RIDX_OFDM6; ridx <= URTWN_RIDX_OFDM54; ridx++) { 4719264912Skevlo power[ridx] += ofdmpow; 4720264912Skevlo if (power[ridx] > R92C_MAX_TX_PWR) 4721264912Skevlo power[ridx] = R92C_MAX_TX_PWR; 4722264912Skevlo } 4723264912Skevlo 4724264912Skevlo bw20pow = htpow + sc->bw20_tx_pwr_diff; 4725264912Skevlo for (ridx = 12; ridx <= 27; ridx++) { 4726264912Skevlo power[ridx] += bw20pow; 4727264912Skevlo if (power[ridx] > R92C_MAX_TX_PWR) 4728264912Skevlo power[ridx] = R92C_MAX_TX_PWR; 4729264912Skevlo } 4730264912Skevlo} 4731264912Skevlo 4732289066Skevlostatic void 4733251538Srpaulourtwn_set_txpower(struct urtwn_softc *sc, struct ieee80211_channel *c, 4734251538Srpaulo struct ieee80211_channel *extc) 4735251538Srpaulo{ 4736251538Srpaulo uint16_t power[URTWN_RIDX_COUNT]; 4737251538Srpaulo int i; 4738251538Srpaulo 4739251538Srpaulo for (i = 0; i < sc->ntxchains; i++) { 4740251538Srpaulo /* Compute per-rate Tx power values. */ 4741264912Skevlo if (sc->chip & URTWN_CHIP_88E) 4742264912Skevlo urtwn_r88e_get_txpower(sc, i, c, extc, power); 4743264912Skevlo else 4744264912Skevlo urtwn_get_txpower(sc, i, c, extc, power); 4745251538Srpaulo /* Write per-rate Tx power values to hardware. */ 4746251538Srpaulo urtwn_write_txpower(sc, i, power); 4747251538Srpaulo } 4748251538Srpaulo} 4749251538Srpaulo 4750251538Srpaulostatic void 4751290048Savosurtwn_set_rx_bssid_all(struct urtwn_softc *sc, int enable) 4752290048Savos{ 4753290048Savos uint32_t reg; 4754290048Savos 4755290048Savos reg = urtwn_read_4(sc, R92C_RCR); 4756290048Savos if (enable) 4757290048Savos reg &= ~R92C_RCR_CBSSID_BCN; 4758290048Savos else 4759290048Savos reg |= R92C_RCR_CBSSID_BCN; 4760290048Savos urtwn_write_4(sc, R92C_RCR, reg); 4761290048Savos} 4762290048Savos 4763290048Savosstatic void 4764290048Savosurtwn_set_gain(struct urtwn_softc *sc, uint8_t gain) 4765290048Savos{ 4766290048Savos uint32_t reg; 4767290048Savos 4768290048Savos reg = urtwn_bb_read(sc, R92C_OFDM0_AGCCORE1(0)); 4769290048Savos reg = RW(reg, R92C_OFDM0_AGCCORE1_GAIN, gain); 4770290048Savos urtwn_bb_write(sc, R92C_OFDM0_AGCCORE1(0), reg); 4771290048Savos 4772290048Savos if (!(sc->chip & URTWN_CHIP_88E)) { 4773290048Savos reg = urtwn_bb_read(sc, R92C_OFDM0_AGCCORE1(1)); 4774290048Savos reg = RW(reg, R92C_OFDM0_AGCCORE1_GAIN, gain); 4775290048Savos urtwn_bb_write(sc, R92C_OFDM0_AGCCORE1(1), reg); 4776290048Savos } 4777290048Savos} 4778290048Savos 4779290048Savosstatic void 4780251538Srpaulourtwn_scan_start(struct ieee80211com *ic) 4781251538Srpaulo{ 4782290048Savos struct urtwn_softc *sc = ic->ic_softc; 4783290048Savos 4784290048Savos URTWN_LOCK(sc); 4785290048Savos /* Receive beacons / probe responses from any BSSID. */ 4786301128Savos if (ic->ic_opmode != IEEE80211_M_IBSS && 4787301128Savos ic->ic_opmode != IEEE80211_M_HOSTAP) 4788290651Savos urtwn_set_rx_bssid_all(sc, 1); 4789290651Savos 4790290048Savos /* Set gain for scanning. */ 4791290048Savos urtwn_set_gain(sc, 0x20); 4792290048Savos URTWN_UNLOCK(sc); 4793251538Srpaulo} 4794251538Srpaulo 4795251538Srpaulostatic void 4796251538Srpaulourtwn_scan_end(struct ieee80211com *ic) 4797251538Srpaulo{ 4798290048Savos struct urtwn_softc *sc = ic->ic_softc; 4799290048Savos 4800290048Savos URTWN_LOCK(sc); 4801290048Savos /* Restore limitations. */ 4802301128Savos if (ic->ic_promisc == 0 && 4803301128Savos ic->ic_opmode != IEEE80211_M_IBSS && 4804301128Savos ic->ic_opmode != IEEE80211_M_HOSTAP) 4805290564Savos urtwn_set_rx_bssid_all(sc, 0); 4806290651Savos 4807290048Savos /* Set gain under link. */ 4808290048Savos urtwn_set_gain(sc, 0x32); 4809290048Savos URTWN_UNLOCK(sc); 4810251538Srpaulo} 4811251538Srpaulo 4812251538Srpaulostatic void 4813300754Savosurtwn_getradiocaps(struct ieee80211com *ic, 4814300754Savos int maxchans, int *nchans, struct ieee80211_channel chans[]) 4815300754Savos{ 4816300754Savos uint8_t bands[IEEE80211_MODE_BYTES]; 4817300754Savos 4818300754Savos memset(bands, 0, sizeof(bands)); 4819300754Savos setbit(bands, IEEE80211_MODE_11B); 4820300754Savos setbit(bands, IEEE80211_MODE_11G); 4821300754Savos if (urtwn_enable_11n) 4822300754Savos setbit(bands, IEEE80211_MODE_11NG); 4823300754Savos ieee80211_add_channel_list_2ghz(chans, maxchans, nchans, 4824300754Savos urtwn_chan_2ghz, nitems(urtwn_chan_2ghz), bands, 0); 4825300754Savos} 4826300754Savos 4827300754Savosstatic void 4828251538Srpaulourtwn_set_channel(struct ieee80211com *ic) 4829251538Srpaulo{ 4830286949Sadrian struct urtwn_softc *sc = ic->ic_softc; 4831292173Savos struct ieee80211_channel *c = ic->ic_curchan; 4832281070Srpaulo struct ieee80211vap *vap = TAILQ_FIRST(&ic->ic_vaps); 4833251538Srpaulo 4834251538Srpaulo URTWN_LOCK(sc); 4835281070Srpaulo if (vap->iv_state == IEEE80211_S_SCAN) { 4836281070Srpaulo /* Make link LED blink during scan. */ 4837281070Srpaulo urtwn_set_led(sc, URTWN_LED_LINK, !sc->ledlink); 4838281070Srpaulo } 4839292173Savos urtwn_set_chan(sc, c, NULL); 4840292173Savos sc->sc_rxtap.wr_chan_freq = htole16(c->ic_freq); 4841292173Savos sc->sc_rxtap.wr_chan_flags = htole16(c->ic_flags); 4842292173Savos sc->sc_txtap.wt_chan_freq = htole16(c->ic_freq); 4843292173Savos sc->sc_txtap.wt_chan_flags = htole16(c->ic_flags); 4844251538Srpaulo URTWN_UNLOCK(sc); 4845251538Srpaulo} 4846251538Srpaulo 4847292014Savosstatic int 4848292014Savosurtwn_wme_update(struct ieee80211com *ic) 4849292014Savos{ 4850292014Savos const struct wmeParams *wmep = 4851292014Savos ic->ic_wme.wme_chanParams.cap_wmeParams; 4852292014Savos struct urtwn_softc *sc = ic->ic_softc; 4853292014Savos uint8_t aifs, acm, slottime; 4854292014Savos int ac; 4855292014Savos 4856292014Savos acm = 0; 4857292165Savos slottime = IEEE80211_GET_SLOTTIME(ic); 4858292014Savos 4859292014Savos URTWN_LOCK(sc); 4860292014Savos for (ac = WME_AC_BE; ac < WME_NUM_AC; ac++) { 4861292014Savos /* AIFS[AC] = AIFSN[AC] * aSlotTime + aSIFSTime. */ 4862292014Savos aifs = wmep[ac].wmep_aifsn * slottime + IEEE80211_DUR_SIFS; 4863292014Savos urtwn_write_4(sc, wme2queue[ac].reg, 4864292014Savos SM(R92C_EDCA_PARAM_TXOP, wmep[ac].wmep_txopLimit) | 4865292014Savos SM(R92C_EDCA_PARAM_ECWMIN, wmep[ac].wmep_logcwmin) | 4866292014Savos SM(R92C_EDCA_PARAM_ECWMAX, wmep[ac].wmep_logcwmax) | 4867292014Savos SM(R92C_EDCA_PARAM_AIFS, aifs)); 4868292014Savos if (ac != WME_AC_BE) 4869292014Savos acm |= wmep[ac].wmep_acm << ac; 4870292014Savos } 4871292014Savos 4872292014Savos if (acm != 0) 4873292014Savos acm |= R92C_ACMHWCTRL_EN; 4874292014Savos urtwn_write_1(sc, R92C_ACMHWCTRL, 4875292014Savos (urtwn_read_1(sc, R92C_ACMHWCTRL) & ~R92C_ACMHWCTRL_ACM_MASK) | 4876292014Savos acm); 4877292014Savos 4878292014Savos URTWN_UNLOCK(sc); 4879292014Savos 4880292014Savos return 0; 4881292014Savos} 4882292014Savos 4883251538Srpaulostatic void 4884294465Savosurtwn_update_slot(struct ieee80211com *ic) 4885294465Savos{ 4886294465Savos urtwn_cmd_sleepable(ic->ic_softc, NULL, 0, urtwn_update_slot_cb); 4887294465Savos} 4888294465Savos 4889294465Savosstatic void 4890294465Savosurtwn_update_slot_cb(struct urtwn_softc *sc, union sec_param *data) 4891294465Savos{ 4892294465Savos struct ieee80211com *ic = &sc->sc_ic; 4893294465Savos uint8_t slottime; 4894294465Savos 4895294465Savos slottime = IEEE80211_GET_SLOTTIME(ic); 4896294465Savos 4897294471Savos URTWN_DPRINTF(sc, URTWN_DEBUG_ANY, "%s: setting slot time to %uus\n", 4898294471Savos __func__, slottime); 4899294465Savos 4900294465Savos urtwn_write_1(sc, R92C_SLOT, slottime); 4901294465Savos urtwn_update_aifs(sc, slottime); 4902294465Savos} 4903294465Savos 4904294465Savosstatic void 4905294465Savosurtwn_update_aifs(struct urtwn_softc *sc, uint8_t slottime) 4906294465Savos{ 4907294465Savos const struct wmeParams *wmep = 4908294465Savos sc->sc_ic.ic_wme.wme_chanParams.cap_wmeParams; 4909294465Savos uint8_t aifs, ac; 4910294465Savos 4911294465Savos for (ac = WME_AC_BE; ac < WME_NUM_AC; ac++) { 4912294465Savos /* AIFS[AC] = AIFSN[AC] * aSlotTime + aSIFSTime. */ 4913294465Savos aifs = wmep[ac].wmep_aifsn * slottime + IEEE80211_DUR_SIFS; 4914294465Savos urtwn_write_1(sc, wme2queue[ac].reg, aifs); 4915294465Savos } 4916294465Savos} 4917294465Savos 4918299965Savosstatic uint8_t 4919299965Savosurtwn_get_multi_pos(const uint8_t maddr[]) 4920299965Savos{ 4921299965Savos uint64_t mask = 0x00004d101df481b4; 4922299965Savos uint8_t pos = 0x27; /* initial value */ 4923299965Savos int i, j; 4924299965Savos 4925299965Savos for (i = 0; i < IEEE80211_ADDR_LEN; i++) 4926299965Savos for (j = (i == 0) ? 1 : 0; j < 8; j++) 4927299965Savos if ((maddr[i] >> j) & 1) 4928299965Savos pos ^= (mask >> (i * 8 + j - 1)); 4929299965Savos 4930299965Savos pos &= 0x3f; 4931299965Savos 4932299965Savos return (pos); 4933299965Savos} 4934299965Savos 4935294465Savosstatic void 4936299965Savosurtwn_set_multi(struct urtwn_softc *sc) 4937299965Savos{ 4938299965Savos struct ieee80211com *ic = &sc->sc_ic; 4939299965Savos uint32_t mfilt[2]; 4940299965Savos 4941299965Savos URTWN_ASSERT_LOCKED(sc); 4942299965Savos 4943299965Savos /* general structure was copied from ath(4). */ 4944299965Savos if (ic->ic_allmulti == 0) { 4945299965Savos struct ieee80211vap *vap; 4946299965Savos struct ifnet *ifp; 4947299965Savos struct ifmultiaddr *ifma; 4948299965Savos 4949299965Savos /* 4950299965Savos * Merge multicast addresses to form the hardware filter. 4951299965Savos */ 4952299965Savos mfilt[0] = mfilt[1] = 0; 4953299965Savos TAILQ_FOREACH(vap, &ic->ic_vaps, iv_next) { 4954299965Savos ifp = vap->iv_ifp; 4955299965Savos if_maddr_rlock(ifp); 4956299965Savos TAILQ_FOREACH(ifma, &ifp->if_multiaddrs, ifma_link) { 4957299965Savos caddr_t dl; 4958299965Savos uint8_t pos; 4959299965Savos 4960299965Savos dl = LLADDR((struct sockaddr_dl *) 4961299965Savos ifma->ifma_addr); 4962299965Savos pos = urtwn_get_multi_pos(dl); 4963299965Savos 4964299965Savos mfilt[pos / 32] |= (1 << (pos % 32)); 4965299965Savos } 4966299965Savos if_maddr_runlock(ifp); 4967299965Savos } 4968299965Savos } else 4969299965Savos mfilt[0] = mfilt[1] = ~0; 4970299965Savos 4971299965Savos 4972299965Savos urtwn_write_4(sc, R92C_MAR + 0, mfilt[0]); 4973299965Savos urtwn_write_4(sc, R92C_MAR + 4, mfilt[1]); 4974299965Savos 4975299965Savos URTWN_DPRINTF(sc, URTWN_DEBUG_STATE, "%s: MC filter %08x:%08x\n", 4976299965Savos __func__, mfilt[0], mfilt[1]); 4977299965Savos} 4978299965Savos 4979299965Savosstatic void 4980290564Savosurtwn_set_promisc(struct urtwn_softc *sc) 4981290564Savos{ 4982290564Savos struct ieee80211com *ic = &sc->sc_ic; 4983290564Savos struct ieee80211vap *vap = TAILQ_FIRST(&ic->ic_vaps); 4984290564Savos uint32_t rcr, mask1, mask2; 4985290564Savos 4986290564Savos URTWN_ASSERT_LOCKED(sc); 4987290564Savos 4988290564Savos if (vap->iv_opmode == IEEE80211_M_MONITOR) 4989290564Savos return; 4990290564Savos 4991290564Savos mask1 = R92C_RCR_ACF | R92C_RCR_ADF | R92C_RCR_AMF | R92C_RCR_AAP; 4992290564Savos mask2 = R92C_RCR_APM; 4993290564Savos 4994290564Savos if (vap->iv_state == IEEE80211_S_RUN) { 4995290564Savos switch (vap->iv_opmode) { 4996290564Savos case IEEE80211_M_STA: 4997301128Savos mask2 |= R92C_RCR_CBSSID_BCN; 4998290631Savos /* FALLTHROUGH */ 4999290651Savos case IEEE80211_M_IBSS: 5000290651Savos mask2 |= R92C_RCR_CBSSID_DATA; 5001290651Savos break; 5002301128Savos case IEEE80211_M_HOSTAP: 5003301128Savos break; 5004290564Savos default: 5005290564Savos device_printf(sc->sc_dev, "%s: undefined opmode %d\n", 5006290564Savos __func__, vap->iv_opmode); 5007290564Savos return; 5008290564Savos } 5009290564Savos } 5010290564Savos 5011290564Savos rcr = urtwn_read_4(sc, R92C_RCR); 5012290564Savos if (ic->ic_promisc == 0) 5013290564Savos rcr = (rcr & ~mask1) | mask2; 5014290564Savos else 5015290564Savos rcr = (rcr & ~mask2) | mask1; 5016290564Savos urtwn_write_4(sc, R92C_RCR, rcr); 5017290564Savos} 5018290564Savos 5019290564Savosstatic void 5020290564Savosurtwn_update_promisc(struct ieee80211com *ic) 5021290564Savos{ 5022290564Savos struct urtwn_softc *sc = ic->ic_softc; 5023290564Savos 5024290564Savos URTWN_LOCK(sc); 5025290564Savos if (sc->sc_flags & URTWN_RUNNING) 5026290564Savos urtwn_set_promisc(sc); 5027290564Savos URTWN_UNLOCK(sc); 5028290564Savos} 5029290564Savos 5030290564Savosstatic void 5031283540Sglebiusurtwn_update_mcast(struct ieee80211com *ic) 5032251538Srpaulo{ 5033299965Savos struct urtwn_softc *sc = ic->ic_softc; 5034299965Savos 5035299965Savos URTWN_LOCK(sc); 5036299965Savos if (sc->sc_flags & URTWN_RUNNING) 5037299965Savos urtwn_set_multi(sc); 5038299965Savos URTWN_UNLOCK(sc); 5039251538Srpaulo} 5040251538Srpaulo 5041292167Savosstatic struct ieee80211_node * 5042297910Sadrianurtwn_node_alloc(struct ieee80211vap *vap, 5043292167Savos const uint8_t mac[IEEE80211_ADDR_LEN]) 5044292167Savos{ 5045292167Savos struct urtwn_node *un; 5046292167Savos 5047292167Savos un = malloc(sizeof (struct urtwn_node), M_80211_NODE, 5048292167Savos M_NOWAIT | M_ZERO); 5049292167Savos 5050292167Savos if (un == NULL) 5051292167Savos return NULL; 5052292167Savos 5053292167Savos un->id = URTWN_MACID_UNDEFINED; 5054292167Savos 5055292167Savos return &un->ni; 5056292167Savos} 5057292167Savos 5058251538Srpaulostatic void 5059297910Sadrianurtwn_newassoc(struct ieee80211_node *ni, int isnew) 5060292167Savos{ 5061292167Savos struct urtwn_softc *sc = ni->ni_ic->ic_softc; 5062292167Savos struct urtwn_node *un = URTWN_NODE(ni); 5063292167Savos uint8_t id; 5064292167Savos 5065297910Sadrian /* Only do this bit for R88E chips */ 5066297910Sadrian if (! (sc->chip & URTWN_CHIP_88E)) 5067297910Sadrian return; 5068297910Sadrian 5069292167Savos if (!isnew) 5070292167Savos return; 5071292167Savos 5072292167Savos URTWN_NT_LOCK(sc); 5073292167Savos for (id = 0; id <= URTWN_MACID_MAX(sc); id++) { 5074292167Savos if (id != URTWN_MACID_BC && sc->node_list[id] == NULL) { 5075292167Savos un->id = id; 5076292167Savos sc->node_list[id] = ni; 5077292167Savos break; 5078292167Savos } 5079292167Savos } 5080292167Savos URTWN_NT_UNLOCK(sc); 5081292167Savos 5082292167Savos if (id > URTWN_MACID_MAX(sc)) { 5083292167Savos device_printf(sc->sc_dev, "%s: node table is full\n", 5084292167Savos __func__); 5085292167Savos } 5086292167Savos} 5087292167Savos 5088292167Savosstatic void 5089297910Sadrianurtwn_node_free(struct ieee80211_node *ni) 5090292167Savos{ 5091292167Savos struct urtwn_softc *sc = ni->ni_ic->ic_softc; 5092292167Savos struct urtwn_node *un = URTWN_NODE(ni); 5093292167Savos 5094292167Savos URTWN_NT_LOCK(sc); 5095292167Savos if (un->id != URTWN_MACID_UNDEFINED) 5096292167Savos sc->node_list[un->id] = NULL; 5097292167Savos URTWN_NT_UNLOCK(sc); 5098292167Savos 5099292167Savos sc->sc_node_free(ni); 5100292167Savos} 5101292167Savos 5102292167Savosstatic void 5103251538Srpaulourtwn_set_chan(struct urtwn_softc *sc, struct ieee80211_channel *c, 5104251538Srpaulo struct ieee80211_channel *extc) 5105251538Srpaulo{ 5106287197Sglebius struct ieee80211com *ic = &sc->sc_ic; 5107251538Srpaulo uint32_t reg; 5108251538Srpaulo u_int chan; 5109251538Srpaulo int i; 5110251538Srpaulo 5111251538Srpaulo chan = ieee80211_chan2ieee(ic, c); /* XXX center freq! */ 5112251538Srpaulo if (chan == 0 || chan == IEEE80211_CHAN_ANY) { 5113251538Srpaulo device_printf(sc->sc_dev, 5114251538Srpaulo "%s: invalid channel %x\n", __func__, chan); 5115251538Srpaulo return; 5116251538Srpaulo } 5117251538Srpaulo 5118251538Srpaulo /* Set Tx power for this new channel. */ 5119251538Srpaulo urtwn_set_txpower(sc, c, extc); 5120251538Srpaulo 5121251538Srpaulo for (i = 0; i < sc->nrxchains; i++) { 5122251538Srpaulo urtwn_rf_write(sc, i, R92C_RF_CHNLBW, 5123251538Srpaulo RW(sc->rf_chnlbw[i], R92C_RF_CHNLBW_CHNL, chan)); 5124251538Srpaulo } 5125251538Srpaulo#ifndef IEEE80211_NO_HT 5126251538Srpaulo if (extc != NULL) { 5127251538Srpaulo /* Is secondary channel below or above primary? */ 5128251538Srpaulo int prichlo = c->ic_freq < extc->ic_freq; 5129251538Srpaulo 5130251538Srpaulo urtwn_write_1(sc, R92C_BWOPMODE, 5131251538Srpaulo urtwn_read_1(sc, R92C_BWOPMODE) & ~R92C_BWOPMODE_20MHZ); 5132251538Srpaulo 5133251538Srpaulo reg = urtwn_read_1(sc, R92C_RRSR + 2); 5134251538Srpaulo reg = (reg & ~0x6f) | (prichlo ? 1 : 2) << 5; 5135251538Srpaulo urtwn_write_1(sc, R92C_RRSR + 2, reg); 5136251538Srpaulo 5137251538Srpaulo urtwn_bb_write(sc, R92C_FPGA0_RFMOD, 5138251538Srpaulo urtwn_bb_read(sc, R92C_FPGA0_RFMOD) | R92C_RFMOD_40MHZ); 5139251538Srpaulo urtwn_bb_write(sc, R92C_FPGA1_RFMOD, 5140251538Srpaulo urtwn_bb_read(sc, R92C_FPGA1_RFMOD) | R92C_RFMOD_40MHZ); 5141251538Srpaulo 5142251538Srpaulo /* Set CCK side band. */ 5143251538Srpaulo reg = urtwn_bb_read(sc, R92C_CCK0_SYSTEM); 5144251538Srpaulo reg = (reg & ~0x00000010) | (prichlo ? 0 : 1) << 4; 5145251538Srpaulo urtwn_bb_write(sc, R92C_CCK0_SYSTEM, reg); 5146251538Srpaulo 5147251538Srpaulo reg = urtwn_bb_read(sc, R92C_OFDM1_LSTF); 5148251538Srpaulo reg = (reg & ~0x00000c00) | (prichlo ? 1 : 2) << 10; 5149251538Srpaulo urtwn_bb_write(sc, R92C_OFDM1_LSTF, reg); 5150251538Srpaulo 5151251538Srpaulo urtwn_bb_write(sc, R92C_FPGA0_ANAPARAM2, 5152251538Srpaulo urtwn_bb_read(sc, R92C_FPGA0_ANAPARAM2) & 5153251538Srpaulo ~R92C_FPGA0_ANAPARAM2_CBW20); 5154251538Srpaulo 5155251538Srpaulo reg = urtwn_bb_read(sc, 0x818); 5156251538Srpaulo reg = (reg & ~0x0c000000) | (prichlo ? 2 : 1) << 26; 5157251538Srpaulo urtwn_bb_write(sc, 0x818, reg); 5158251538Srpaulo 5159251538Srpaulo /* Select 40MHz bandwidth. */ 5160251538Srpaulo urtwn_rf_write(sc, 0, R92C_RF_CHNLBW, 5161251538Srpaulo (sc->rf_chnlbw[0] & ~0xfff) | chan); 5162251538Srpaulo } else 5163251538Srpaulo#endif 5164251538Srpaulo { 5165251538Srpaulo urtwn_write_1(sc, R92C_BWOPMODE, 5166251538Srpaulo urtwn_read_1(sc, R92C_BWOPMODE) | R92C_BWOPMODE_20MHZ); 5167251538Srpaulo 5168251538Srpaulo urtwn_bb_write(sc, R92C_FPGA0_RFMOD, 5169251538Srpaulo urtwn_bb_read(sc, R92C_FPGA0_RFMOD) & ~R92C_RFMOD_40MHZ); 5170251538Srpaulo urtwn_bb_write(sc, R92C_FPGA1_RFMOD, 5171251538Srpaulo urtwn_bb_read(sc, R92C_FPGA1_RFMOD) & ~R92C_RFMOD_40MHZ); 5172251538Srpaulo 5173264912Skevlo if (!(sc->chip & URTWN_CHIP_88E)) { 5174264912Skevlo urtwn_bb_write(sc, R92C_FPGA0_ANAPARAM2, 5175264912Skevlo urtwn_bb_read(sc, R92C_FPGA0_ANAPARAM2) | 5176264912Skevlo R92C_FPGA0_ANAPARAM2_CBW20); 5177264912Skevlo } 5178281069Srpaulo 5179251538Srpaulo /* Select 20MHz bandwidth. */ 5180251538Srpaulo urtwn_rf_write(sc, 0, R92C_RF_CHNLBW, 5181281069Srpaulo (sc->rf_chnlbw[0] & ~0xfff) | chan | 5182264912Skevlo ((sc->chip & URTWN_CHIP_88E) ? R88E_RF_CHNLBW_BW20 : 5183264912Skevlo R92C_RF_CHNLBW_BW20)); 5184251538Srpaulo } 5185251538Srpaulo} 5186251538Srpaulo 5187251538Srpaulostatic void 5188251538Srpaulourtwn_iq_calib(struct urtwn_softc *sc) 5189251538Srpaulo{ 5190251538Srpaulo /* TODO */ 5191251538Srpaulo} 5192251538Srpaulo 5193251538Srpaulostatic void 5194251538Srpaulourtwn_lc_calib(struct urtwn_softc *sc) 5195251538Srpaulo{ 5196251538Srpaulo uint32_t rf_ac[2]; 5197251538Srpaulo uint8_t txmode; 5198251538Srpaulo int i; 5199251538Srpaulo 5200251538Srpaulo txmode = urtwn_read_1(sc, R92C_OFDM1_LSTF + 3); 5201251538Srpaulo if ((txmode & 0x70) != 0) { 5202251538Srpaulo /* Disable all continuous Tx. */ 5203251538Srpaulo urtwn_write_1(sc, R92C_OFDM1_LSTF + 3, txmode & ~0x70); 5204251538Srpaulo 5205251538Srpaulo /* Set RF mode to standby mode. */ 5206251538Srpaulo for (i = 0; i < sc->nrxchains; i++) { 5207251538Srpaulo rf_ac[i] = urtwn_rf_read(sc, i, R92C_RF_AC); 5208251538Srpaulo urtwn_rf_write(sc, i, R92C_RF_AC, 5209251538Srpaulo RW(rf_ac[i], R92C_RF_AC_MODE, 5210251538Srpaulo R92C_RF_AC_MODE_STANDBY)); 5211251538Srpaulo } 5212251538Srpaulo } else { 5213251538Srpaulo /* Block all Tx queues. */ 5214293180Savos urtwn_write_1(sc, R92C_TXPAUSE, R92C_TX_QUEUE_ALL); 5215251538Srpaulo } 5216251538Srpaulo /* Start calibration. */ 5217251538Srpaulo urtwn_rf_write(sc, 0, R92C_RF_CHNLBW, 5218251538Srpaulo urtwn_rf_read(sc, 0, R92C_RF_CHNLBW) | R92C_RF_CHNLBW_LCSTART); 5219251538Srpaulo 5220251538Srpaulo /* Give calibration the time to complete. */ 5221266472Shselasky usb_pause_mtx(&sc->sc_mtx, hz / 10); /* 100ms */ 5222251538Srpaulo 5223251538Srpaulo /* Restore configuration. */ 5224251538Srpaulo if ((txmode & 0x70) != 0) { 5225251538Srpaulo /* Restore Tx mode. */ 5226251538Srpaulo urtwn_write_1(sc, R92C_OFDM1_LSTF + 3, txmode); 5227251538Srpaulo /* Restore RF mode. */ 5228251538Srpaulo for (i = 0; i < sc->nrxchains; i++) 5229251538Srpaulo urtwn_rf_write(sc, i, R92C_RF_AC, rf_ac[i]); 5230251538Srpaulo } else { 5231251538Srpaulo /* Unblock all Tx queues. */ 5232251538Srpaulo urtwn_write_1(sc, R92C_TXPAUSE, 0x00); 5233251538Srpaulo } 5234251538Srpaulo} 5235251538Srpaulo 5236294473Savosstatic void 5237294473Savosurtwn_temp_calib(struct urtwn_softc *sc) 5238294473Savos{ 5239294473Savos uint8_t temp; 5240294473Savos 5241294473Savos URTWN_ASSERT_LOCKED(sc); 5242294473Savos 5243294473Savos if (!(sc->sc_flags & URTWN_TEMP_MEASURED)) { 5244294473Savos /* Start measuring temperature. */ 5245294473Savos URTWN_DPRINTF(sc, URTWN_DEBUG_TEMP, 5246294473Savos "%s: start measuring temperature\n", __func__); 5247294473Savos if (sc->chip & URTWN_CHIP_88E) { 5248294473Savos urtwn_rf_write(sc, 0, R88E_RF_T_METER, 5249294473Savos R88E_RF_T_METER_START); 5250294473Savos } else { 5251294473Savos urtwn_rf_write(sc, 0, R92C_RF_T_METER, 5252294473Savos R92C_RF_T_METER_START); 5253294473Savos } 5254294473Savos sc->sc_flags |= URTWN_TEMP_MEASURED; 5255294473Savos return; 5256294473Savos } 5257294473Savos sc->sc_flags &= ~URTWN_TEMP_MEASURED; 5258294473Savos 5259294473Savos /* Read measured temperature. */ 5260294473Savos if (sc->chip & URTWN_CHIP_88E) { 5261294473Savos temp = MS(urtwn_rf_read(sc, 0, R88E_RF_T_METER), 5262294473Savos R88E_RF_T_METER_VAL); 5263294473Savos } else { 5264294473Savos temp = MS(urtwn_rf_read(sc, 0, R92C_RF_T_METER), 5265294473Savos R92C_RF_T_METER_VAL); 5266294473Savos } 5267294473Savos if (temp == 0) { /* Read failed, skip. */ 5268294473Savos URTWN_DPRINTF(sc, URTWN_DEBUG_TEMP, 5269294473Savos "%s: temperature read failed, skipping\n", __func__); 5270294473Savos return; 5271294473Savos } 5272294473Savos 5273294473Savos URTWN_DPRINTF(sc, URTWN_DEBUG_TEMP, 5274294473Savos "%s: temperature: previous %u, current %u\n", 5275294473Savos __func__, sc->thcal_lctemp, temp); 5276294473Savos 5277294473Savos /* 5278294473Savos * Redo LC calibration if temperature changed significantly since 5279294473Savos * last calibration. 5280294473Savos */ 5281294473Savos if (sc->thcal_lctemp == 0) { 5282294473Savos /* First LC calibration is performed in urtwn_init(). */ 5283294473Savos sc->thcal_lctemp = temp; 5284294473Savos } else if (abs(temp - sc->thcal_lctemp) > 1) { 5285294473Savos URTWN_DPRINTF(sc, URTWN_DEBUG_TEMP, 5286294473Savos "%s: LC calib triggered by temp: %u -> %u\n", 5287294473Savos __func__, sc->thcal_lctemp, temp); 5288294473Savos urtwn_lc_calib(sc); 5289294473Savos /* Record temperature of last LC calibration. */ 5290294473Savos sc->thcal_lctemp = temp; 5291294473Savos } 5292294473Savos} 5293294473Savos 5294301762Savosstatic void 5295301762Savosurtwn_setup_static_keys(struct urtwn_softc *sc, struct urtwn_vap *uvp) 5296301762Savos{ 5297301762Savos int i; 5298301762Savos 5299301762Savos for (i = 0; i < IEEE80211_WEP_NKID; i++) { 5300301762Savos const struct ieee80211_key *k = uvp->keys[i]; 5301301762Savos if (k != NULL) { 5302301762Savos urtwn_cmd_sleepable(sc, k, sizeof(*k), 5303301762Savos urtwn_key_set_cb); 5304301762Savos } 5305301762Savos } 5306301762Savos} 5307301762Savos 5308291698Savosstatic int 5309287197Sglebiusurtwn_init(struct urtwn_softc *sc) 5310251538Srpaulo{ 5311287197Sglebius struct ieee80211com *ic = &sc->sc_ic; 5312287197Sglebius struct ieee80211vap *vap = TAILQ_FIRST(&ic->ic_vaps); 5313287197Sglebius uint8_t macaddr[IEEE80211_ADDR_LEN]; 5314251538Srpaulo uint32_t reg; 5315291698Savos usb_error_t usb_err = USB_ERR_NORMAL_COMPLETION; 5316251538Srpaulo int error; 5317251538Srpaulo 5318291698Savos URTWN_LOCK(sc); 5319291698Savos if (sc->sc_flags & URTWN_RUNNING) { 5320291698Savos URTWN_UNLOCK(sc); 5321291698Savos return (0); 5322291698Savos } 5323264864Skevlo 5324251538Srpaulo /* Init firmware commands ring. */ 5325251538Srpaulo sc->fwcur = 0; 5326251538Srpaulo 5327251538Srpaulo /* Allocate Tx/Rx buffers. */ 5328251538Srpaulo error = urtwn_alloc_rx_list(sc); 5329251538Srpaulo if (error != 0) 5330251538Srpaulo goto fail; 5331281069Srpaulo 5332251538Srpaulo error = urtwn_alloc_tx_list(sc); 5333251538Srpaulo if (error != 0) 5334251538Srpaulo goto fail; 5335251538Srpaulo 5336251538Srpaulo /* Power on adapter. */ 5337251538Srpaulo error = urtwn_power_on(sc); 5338251538Srpaulo if (error != 0) 5339251538Srpaulo goto fail; 5340251538Srpaulo 5341251538Srpaulo /* Initialize DMA. */ 5342251538Srpaulo error = urtwn_dma_init(sc); 5343251538Srpaulo if (error != 0) 5344251538Srpaulo goto fail; 5345251538Srpaulo 5346251538Srpaulo /* Set info size in Rx descriptors (in 64-bit words). */ 5347251538Srpaulo urtwn_write_1(sc, R92C_RX_DRVINFO_SZ, 4); 5348251538Srpaulo 5349251538Srpaulo /* Init interrupts. */ 5350264912Skevlo if (sc->chip & URTWN_CHIP_88E) { 5351291698Savos usb_err = urtwn_write_4(sc, R88E_HISR, 0xffffffff); 5352291698Savos if (usb_err != USB_ERR_NORMAL_COMPLETION) 5353291698Savos goto fail; 5354291698Savos usb_err = urtwn_write_4(sc, R88E_HIMR, R88E_HIMR_CPWM | R88E_HIMR_CPWM2 | 5355264912Skevlo R88E_HIMR_TBDER | R88E_HIMR_PSTIMEOUT); 5356291698Savos if (usb_err != USB_ERR_NORMAL_COMPLETION) 5357291698Savos goto fail; 5358291698Savos usb_err = urtwn_write_4(sc, R88E_HIMRE, R88E_HIMRE_RXFOVW | 5359264912Skevlo R88E_HIMRE_TXFOVW | R88E_HIMRE_RXERR | R88E_HIMRE_TXERR); 5360291698Savos if (usb_err != USB_ERR_NORMAL_COMPLETION) 5361291698Savos goto fail; 5362291698Savos usb_err = urtwn_write_1(sc, R92C_USB_SPECIAL_OPTION, 5363264912Skevlo urtwn_read_1(sc, R92C_USB_SPECIAL_OPTION) | 5364264912Skevlo R92C_USB_SPECIAL_OPTION_INT_BULK_SEL); 5365291698Savos if (usb_err != USB_ERR_NORMAL_COMPLETION) 5366291698Savos goto fail; 5367264912Skevlo } else { 5368291698Savos usb_err = urtwn_write_4(sc, R92C_HISR, 0xffffffff); 5369291698Savos if (usb_err != USB_ERR_NORMAL_COMPLETION) 5370291698Savos goto fail; 5371291698Savos usb_err = urtwn_write_4(sc, R92C_HIMR, 0xffffffff); 5372291698Savos if (usb_err != USB_ERR_NORMAL_COMPLETION) 5373291698Savos goto fail; 5374264912Skevlo } 5375251538Srpaulo 5376251538Srpaulo /* Set MAC address. */ 5377287197Sglebius IEEE80211_ADDR_COPY(macaddr, vap ? vap->iv_myaddr : ic->ic_macaddr); 5378291698Savos usb_err = urtwn_write_region_1(sc, R92C_MACID, macaddr, IEEE80211_ADDR_LEN); 5379291698Savos if (usb_err != USB_ERR_NORMAL_COMPLETION) 5380291698Savos goto fail; 5381251538Srpaulo 5382251538Srpaulo /* Set initial network type. */ 5383289811Savos urtwn_set_mode(sc, R92C_MSR_INFRA); 5384251538Srpaulo 5385290564Savos /* Initialize Rx filter. */ 5386251538Srpaulo urtwn_rxfilter_init(sc); 5387251538Srpaulo 5388282623Skevlo /* Set response rate. */ 5389251538Srpaulo reg = urtwn_read_4(sc, R92C_RRSR); 5390251538Srpaulo reg = RW(reg, R92C_RRSR_RATE_BITMAP, R92C_RRSR_RATE_CCK_ONLY_1M); 5391251538Srpaulo urtwn_write_4(sc, R92C_RRSR, reg); 5392251538Srpaulo 5393251538Srpaulo /* Set short/long retry limits. */ 5394251538Srpaulo urtwn_write_2(sc, R92C_RL, 5395251538Srpaulo SM(R92C_RL_SRL, 0x30) | SM(R92C_RL_LRL, 0x30)); 5396251538Srpaulo 5397251538Srpaulo /* Initialize EDCA parameters. */ 5398251538Srpaulo urtwn_edca_init(sc); 5399251538Srpaulo 5400251538Srpaulo /* Setup rate fallback. */ 5401264912Skevlo if (!(sc->chip & URTWN_CHIP_88E)) { 5402264912Skevlo urtwn_write_4(sc, R92C_DARFRC + 0, 0x00000000); 5403264912Skevlo urtwn_write_4(sc, R92C_DARFRC + 4, 0x10080404); 5404264912Skevlo urtwn_write_4(sc, R92C_RARFRC + 0, 0x04030201); 5405264912Skevlo urtwn_write_4(sc, R92C_RARFRC + 4, 0x08070605); 5406264912Skevlo } 5407251538Srpaulo 5408251538Srpaulo urtwn_write_1(sc, R92C_FWHW_TXQ_CTRL, 5409251538Srpaulo urtwn_read_1(sc, R92C_FWHW_TXQ_CTRL) | 5410251538Srpaulo R92C_FWHW_TXQ_CTRL_AMPDU_RTY_NEW); 5411251538Srpaulo /* Set ACK timeout. */ 5412251538Srpaulo urtwn_write_1(sc, R92C_ACKTO, 0x40); 5413251538Srpaulo 5414251538Srpaulo /* Setup USB aggregation. */ 5415251538Srpaulo reg = urtwn_read_4(sc, R92C_TDECTRL); 5416251538Srpaulo reg = RW(reg, R92C_TDECTRL_BLK_DESC_NUM, 6); 5417251538Srpaulo urtwn_write_4(sc, R92C_TDECTRL, reg); 5418251538Srpaulo urtwn_write_1(sc, R92C_TRXDMA_CTRL, 5419251538Srpaulo urtwn_read_1(sc, R92C_TRXDMA_CTRL) | 5420251538Srpaulo R92C_TRXDMA_CTRL_RXDMA_AGG_EN); 5421251538Srpaulo urtwn_write_1(sc, R92C_RXDMA_AGG_PG_TH, 48); 5422264912Skevlo if (sc->chip & URTWN_CHIP_88E) 5423264912Skevlo urtwn_write_1(sc, R92C_RXDMA_AGG_PG_TH + 1, 4); 5424282266Skevlo else { 5425264912Skevlo urtwn_write_1(sc, R92C_USB_DMA_AGG_TO, 4); 5426282266Skevlo urtwn_write_1(sc, R92C_USB_SPECIAL_OPTION, 5427282266Skevlo urtwn_read_1(sc, R92C_USB_SPECIAL_OPTION) | 5428282266Skevlo R92C_USB_SPECIAL_OPTION_AGG_EN); 5429282266Skevlo urtwn_write_1(sc, R92C_USB_AGG_TH, 8); 5430282266Skevlo urtwn_write_1(sc, R92C_USB_AGG_TO, 6); 5431282266Skevlo } 5432251538Srpaulo 5433251538Srpaulo /* Initialize beacon parameters. */ 5434264912Skevlo urtwn_write_2(sc, R92C_BCN_CTRL, 0x1010); 5435251538Srpaulo urtwn_write_2(sc, R92C_TBTT_PROHIBIT, 0x6404); 5436251538Srpaulo urtwn_write_1(sc, R92C_DRVERLYINT, 0x05); 5437251538Srpaulo urtwn_write_1(sc, R92C_BCNDMATIM, 0x02); 5438251538Srpaulo urtwn_write_2(sc, R92C_BCNTCFG, 0x660f); 5439251538Srpaulo 5440264912Skevlo if (!(sc->chip & URTWN_CHIP_88E)) { 5441264912Skevlo /* Setup AMPDU aggregation. */ 5442264912Skevlo urtwn_write_4(sc, R92C_AGGLEN_LMT, 0x99997631); /* MCS7~0 */ 5443264912Skevlo urtwn_write_1(sc, R92C_AGGR_BREAK_TIME, 0x16); 5444264912Skevlo urtwn_write_2(sc, R92C_MAX_AGGR_NUM, 0x0708); 5445251538Srpaulo 5446264912Skevlo urtwn_write_1(sc, R92C_BCN_MAX_ERR, 0xff); 5447264912Skevlo } 5448251538Srpaulo 5449295871Savos#ifndef URTWN_WITHOUT_UCODE 5450251538Srpaulo /* Load 8051 microcode. */ 5451251538Srpaulo error = urtwn_load_firmware(sc); 5452295871Savos if (error == 0) 5453295871Savos sc->sc_flags |= URTWN_FW_LOADED; 5454295871Savos#endif 5455251538Srpaulo 5456251538Srpaulo /* Initialize MAC/BB/RF blocks. */ 5457291698Savos error = urtwn_mac_init(sc); 5458291698Savos if (error != 0) { 5459291698Savos device_printf(sc->sc_dev, 5460291698Savos "%s: error while initializing MAC block\n", __func__); 5461291698Savos goto fail; 5462291698Savos } 5463251538Srpaulo urtwn_bb_init(sc); 5464251538Srpaulo urtwn_rf_init(sc); 5465251538Srpaulo 5466290564Savos /* Reinitialize Rx filter (D3845 is not committed yet). */ 5467290564Savos urtwn_rxfilter_init(sc); 5468290564Savos 5469264912Skevlo if (sc->chip & URTWN_CHIP_88E) { 5470264912Skevlo urtwn_write_2(sc, R92C_CR, 5471264912Skevlo urtwn_read_2(sc, R92C_CR) | R92C_CR_MACTXEN | 5472264912Skevlo R92C_CR_MACRXEN); 5473264912Skevlo } 5474264912Skevlo 5475251538Srpaulo /* Turn CCK and OFDM blocks on. */ 5476251538Srpaulo reg = urtwn_bb_read(sc, R92C_FPGA0_RFMOD); 5477251538Srpaulo reg |= R92C_RFMOD_CCK_EN; 5478291698Savos usb_err = urtwn_bb_write(sc, R92C_FPGA0_RFMOD, reg); 5479291698Savos if (usb_err != USB_ERR_NORMAL_COMPLETION) 5480291698Savos goto fail; 5481251538Srpaulo reg = urtwn_bb_read(sc, R92C_FPGA0_RFMOD); 5482251538Srpaulo reg |= R92C_RFMOD_OFDM_EN; 5483291698Savos usb_err = urtwn_bb_write(sc, R92C_FPGA0_RFMOD, reg); 5484291698Savos if (usb_err != USB_ERR_NORMAL_COMPLETION) 5485291698Savos goto fail; 5486251538Srpaulo 5487251538Srpaulo /* Clear per-station keys table. */ 5488251538Srpaulo urtwn_cam_init(sc); 5489251538Srpaulo 5490292175Savos /* Enable decryption / encryption. */ 5491292175Savos urtwn_write_2(sc, R92C_SECCFG, 5492292175Savos R92C_SECCFG_TXUCKEY_DEF | R92C_SECCFG_RXUCKEY_DEF | 5493292175Savos R92C_SECCFG_TXENC_ENA | R92C_SECCFG_RXDEC_ENA | 5494292175Savos R92C_SECCFG_TXBCKEY_DEF | R92C_SECCFG_RXBCKEY_DEF); 5495292175Savos 5496251538Srpaulo /* Enable hardware sequence numbering. */ 5497293180Savos urtwn_write_1(sc, R92C_HWSEQ_CTRL, R92C_TX_QUEUE_ALL); 5498251538Srpaulo 5499292167Savos /* Enable per-packet TX report. */ 5500292167Savos if (sc->chip & URTWN_CHIP_88E) { 5501292167Savos urtwn_write_1(sc, R88E_TX_RPT_CTRL, 5502292167Savos urtwn_read_1(sc, R88E_TX_RPT_CTRL) | R88E_TX_RPT1_ENA); 5503292167Savos } 5504292167Savos 5505251538Srpaulo /* Perform LO and IQ calibrations. */ 5506251538Srpaulo urtwn_iq_calib(sc); 5507251538Srpaulo /* Perform LC calibration. */ 5508251538Srpaulo urtwn_lc_calib(sc); 5509251538Srpaulo 5510251538Srpaulo /* Fix USB interference issue. */ 5511264912Skevlo if (!(sc->chip & URTWN_CHIP_88E)) { 5512264912Skevlo urtwn_write_1(sc, 0xfe40, 0xe0); 5513264912Skevlo urtwn_write_1(sc, 0xfe41, 0x8d); 5514264912Skevlo urtwn_write_1(sc, 0xfe42, 0x80); 5515251538Srpaulo 5516264912Skevlo urtwn_pa_bias_init(sc); 5517264912Skevlo } 5518251538Srpaulo 5519251538Srpaulo /* Initialize GPIO setting. */ 5520251538Srpaulo urtwn_write_1(sc, R92C_GPIO_MUXCFG, 5521251538Srpaulo urtwn_read_1(sc, R92C_GPIO_MUXCFG) & ~R92C_GPIO_MUXCFG_ENBT); 5522251538Srpaulo 5523251538Srpaulo /* Fix for lower temperature. */ 5524264912Skevlo if (!(sc->chip & URTWN_CHIP_88E)) 5525264912Skevlo urtwn_write_1(sc, 0x15, 0xe9); 5526251538Srpaulo 5527251538Srpaulo usbd_transfer_start(sc->sc_xfer[URTWN_BULK_RX]); 5528251538Srpaulo 5529287197Sglebius sc->sc_flags |= URTWN_RUNNING; 5530251538Srpaulo 5531301762Savos /* 5532301762Savos * Install static keys (if any). 5533301762Savos * Must be called after urtwn_cam_init(). 5534301762Savos */ 5535301762Savos if (vap != NULL) 5536301762Savos urtwn_setup_static_keys(sc, URTWN_VAP(vap)); 5537301762Savos 5538251538Srpaulo callout_reset(&sc->sc_watchdog_ch, hz, urtwn_watchdog, sc); 5539251538Srpaulofail: 5540291698Savos if (usb_err != USB_ERR_NORMAL_COMPLETION) 5541291698Savos error = EIO; 5542291698Savos 5543291698Savos URTWN_UNLOCK(sc); 5544291698Savos 5545291698Savos return (error); 5546251538Srpaulo} 5547251538Srpaulo 5548251538Srpaulostatic void 5549287197Sglebiusurtwn_stop(struct urtwn_softc *sc) 5550251538Srpaulo{ 5551251538Srpaulo 5552291698Savos URTWN_LOCK(sc); 5553291698Savos if (!(sc->sc_flags & URTWN_RUNNING)) { 5554291698Savos URTWN_UNLOCK(sc); 5555291698Savos return; 5556291698Savos } 5557291698Savos 5558295871Savos sc->sc_flags &= ~(URTWN_RUNNING | URTWN_FW_LOADED | 5559295871Savos URTWN_TEMP_MEASURED); 5560294473Savos sc->thcal_lctemp = 0; 5561251538Srpaulo callout_stop(&sc->sc_watchdog_ch); 5562295874Savos 5563251538Srpaulo urtwn_abort_xfers(sc); 5564288353Sadrian urtwn_drain_mbufq(sc); 5565302183Savos urtwn_free_tx_list(sc); 5566302183Savos urtwn_free_rx_list(sc); 5567295874Savos urtwn_power_off(sc); 5568291698Savos URTWN_UNLOCK(sc); 5569251538Srpaulo} 5570251538Srpaulo 5571251538Srpaulostatic void 5572251538Srpaulourtwn_abort_xfers(struct urtwn_softc *sc) 5573251538Srpaulo{ 5574251538Srpaulo int i; 5575251538Srpaulo 5576251538Srpaulo URTWN_ASSERT_LOCKED(sc); 5577251538Srpaulo 5578251538Srpaulo /* abort any pending transfers */ 5579251538Srpaulo for (i = 0; i < URTWN_N_TRANSFER; i++) 5580251538Srpaulo usbd_transfer_stop(sc->sc_xfer[i]); 5581251538Srpaulo} 5582251538Srpaulo 5583251538Srpaulostatic int 5584251538Srpaulourtwn_raw_xmit(struct ieee80211_node *ni, struct mbuf *m, 5585251538Srpaulo const struct ieee80211_bpf_params *params) 5586251538Srpaulo{ 5587251538Srpaulo struct ieee80211com *ic = ni->ni_ic; 5588286949Sadrian struct urtwn_softc *sc = ic->ic_softc; 5589251538Srpaulo struct urtwn_data *bf; 5590290630Savos int error; 5591251538Srpaulo 5592297596Sadrian URTWN_DPRINTF(sc, URTWN_DEBUG_XMIT, "%s: called; m=%p\n", 5593297596Sadrian __func__, 5594297596Sadrian m); 5595297596Sadrian 5596251538Srpaulo /* prevent management frames from being sent if we're not ready */ 5597290630Savos URTWN_LOCK(sc); 5598287197Sglebius if (!(sc->sc_flags & URTWN_RUNNING)) { 5599290630Savos error = ENETDOWN; 5600290630Savos goto end; 5601251538Srpaulo } 5602290630Savos 5603251538Srpaulo bf = urtwn_getbuf(sc); 5604251538Srpaulo if (bf == NULL) { 5605290630Savos error = ENOBUFS; 5606290630Savos goto end; 5607251538Srpaulo } 5608251538Srpaulo 5609292221Savos if (params == NULL) { 5610292221Savos /* 5611292221Savos * Legacy path; interpret frame contents to decide 5612292221Savos * precisely how to send the frame. 5613292221Savos */ 5614292221Savos error = urtwn_tx_data(sc, ni, m, bf); 5615292221Savos } else { 5616292221Savos /* 5617292221Savos * Caller supplied explicit parameters to use in 5618292221Savos * sending the frame. 5619292221Savos */ 5620292221Savos error = urtwn_tx_raw(sc, ni, m, bf, params); 5621292221Savos } 5622292221Savos if (error != 0) { 5623251538Srpaulo STAILQ_INSERT_HEAD(&sc->sc_tx_inactive, bf, next); 5624290630Savos goto end; 5625251538Srpaulo } 5626290630Savos 5627288353Sadrian sc->sc_txtimer = 5; 5628290630Savos callout_reset(&sc->sc_watchdog_ch, hz, urtwn_watchdog, sc); 5629290630Savos 5630290630Savosend: 5631290630Savos if (error != 0) 5632290630Savos m_freem(m); 5633290630Savos 5634251538Srpaulo URTWN_UNLOCK(sc); 5635251538Srpaulo 5636290630Savos return (error); 5637251538Srpaulo} 5638251538Srpaulo 5639266472Shselaskystatic void 5640266472Shselaskyurtwn_ms_delay(struct urtwn_softc *sc) 5641266472Shselasky{ 5642266472Shselasky usb_pause_mtx(&sc->sc_mtx, hz / 1000); 5643266472Shselasky} 5644266472Shselasky 5645251538Srpaulostatic device_method_t urtwn_methods[] = { 5646251538Srpaulo /* Device interface */ 5647251538Srpaulo DEVMETHOD(device_probe, urtwn_match), 5648251538Srpaulo DEVMETHOD(device_attach, urtwn_attach), 5649251538Srpaulo DEVMETHOD(device_detach, urtwn_detach), 5650251538Srpaulo 5651264912Skevlo DEVMETHOD_END 5652251538Srpaulo}; 5653251538Srpaulo 5654251538Srpaulostatic driver_t urtwn_driver = { 5655251538Srpaulo "urtwn", 5656251538Srpaulo urtwn_methods, 5657251538Srpaulo sizeof(struct urtwn_softc) 5658251538Srpaulo}; 5659251538Srpaulo 5660251538Srpaulostatic devclass_t urtwn_devclass; 5661251538Srpaulo 5662251538SrpauloDRIVER_MODULE(urtwn, uhub, urtwn_driver, urtwn_devclass, NULL, NULL); 5663251538SrpauloMODULE_DEPEND(urtwn, usb, 1, 1, 1); 5664251538SrpauloMODULE_DEPEND(urtwn, wlan, 1, 1, 1); 5665295871Savos#ifndef URTWN_WITHOUT_UCODE 5666251538SrpauloMODULE_DEPEND(urtwn, firmware, 1, 1, 1); 5667295871Savos#endif 5668251538SrpauloMODULE_VERSION(urtwn, 1); 5669292080SimpUSB_PNP_HOST_INFO(urtwn_devs); 5670