if_urtwn.c revision 298175
1251538Srpaulo/* $OpenBSD: if_urtwn.c,v 1.16 2011/02/10 17:26:40 jakemsr Exp $ */ 2251538Srpaulo 3251538Srpaulo/*- 4251538Srpaulo * Copyright (c) 2010 Damien Bergamini <damien.bergamini@free.fr> 5264912Skevlo * Copyright (c) 2014 Kevin Lo <kevlo@FreeBSD.org> 6292176Savos * Copyright (c) 2015 Andriy Voskoboinyk <avos@FreeBSD.org> 7251538Srpaulo * 8251538Srpaulo * Permission to use, copy, modify, and distribute this software for any 9251538Srpaulo * purpose with or without fee is hereby granted, provided that the above 10251538Srpaulo * copyright notice and this permission notice appear in all copies. 11251538Srpaulo * 12251538Srpaulo * THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL WARRANTIES 13251538Srpaulo * WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF 14251538Srpaulo * MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR 15251538Srpaulo * ANY SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES 16251538Srpaulo * WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN 17251538Srpaulo * ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF 18251538Srpaulo * OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE. 19251538Srpaulo */ 20251538Srpaulo 21251538Srpaulo#include <sys/cdefs.h> 22251538Srpaulo__FBSDID("$FreeBSD: head/sys/dev/urtwn/if_urtwn.c 298175 2016-04-18 00:28:25Z adrian $"); 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> 69288088Sadrian#include <net80211/ieee80211_input.h> 70251538Srpaulo#include <net80211/ieee80211_regdomain.h> 71251538Srpaulo#include <net80211/ieee80211_radiotap.h> 72251538Srpaulo#include <net80211/ieee80211_ratectl.h> 73297596Sadrian#ifdef IEEE80211_SUPPORT_SUPERG 74297596Sadrian#include <net80211/ieee80211_superg.h> 75297596Sadrian#endif 76251538Srpaulo 77251538Srpaulo#include <dev/usb/usb.h> 78251538Srpaulo#include <dev/usb/usbdi.h> 79291902Skevlo#include <dev/usb/usb_device.h> 80251538Srpaulo#include "usbdevs.h" 81251538Srpaulo 82251538Srpaulo#include <dev/usb/usb_debug.h> 83251538Srpaulo 84297058Sadrian#include <dev/urtwn/if_urtwnreg.h> 85297058Sadrian#include <dev/urtwn/if_urtwnvar.h> 86251538Srpaulo 87251538Srpaulo#ifdef USB_DEBUG 88294471Savosenum { 89294471Savos URTWN_DEBUG_XMIT = 0x00000001, /* basic xmit operation */ 90294471Savos URTWN_DEBUG_RECV = 0x00000002, /* basic recv operation */ 91294471Savos URTWN_DEBUG_STATE = 0x00000004, /* 802.11 state transitions */ 92294471Savos URTWN_DEBUG_RA = 0x00000008, /* f/w rate adaptation setup */ 93294471Savos URTWN_DEBUG_USB = 0x00000010, /* usb requests */ 94294471Savos URTWN_DEBUG_FIRMWARE = 0x00000020, /* firmware(9) loading debug */ 95294471Savos URTWN_DEBUG_BEACON = 0x00000040, /* beacon handling */ 96294471Savos URTWN_DEBUG_INTR = 0x00000080, /* ISR */ 97294471Savos URTWN_DEBUG_TEMP = 0x00000100, /* temperature calibration */ 98294471Savos URTWN_DEBUG_ROM = 0x00000200, /* various ROM info */ 99294471Savos URTWN_DEBUG_KEY = 0x00000400, /* crypto keys management */ 100294471Savos URTWN_DEBUG_TXPWR = 0x00000800, /* dump Tx power values */ 101297175Sadrian URTWN_DEBUG_RSSI = 0x00001000, /* dump RSSI lookups */ 102294471Savos URTWN_DEBUG_ANY = 0xffffffff 103294471Savos}; 104251538Srpaulo 105294471Savos#define URTWN_DPRINTF(_sc, _m, ...) do { \ 106294471Savos if ((_sc)->sc_debug & (_m)) \ 107294471Savos device_printf((_sc)->sc_dev, __VA_ARGS__); \ 108294471Savos} while(0) 109294471Savos 110294471Savos#else 111294471Savos#define URTWN_DPRINTF(_sc, _m, ...) do { (void) sc; } while (0) 112251538Srpaulo#endif 113251538Srpaulo 114288088Sadrian#define IEEE80211_HAS_ADDR4(wh) IEEE80211_IS_DSTODS(wh) 115251538Srpaulo 116297175Sadrianstatic int urtwn_enable_11n = 1; 117297175SadrianTUNABLE_INT("hw.usb.urtwn.enable_11n", &urtwn_enable_11n); 118297175Sadrian 119251538Srpaulo/* various supported device vendors/products */ 120251596Srpaulostatic const STRUCT_USB_HOST_ID urtwn_devs[] = { 121251538Srpaulo#define URTWN_DEV(v,p) { USB_VP(USB_VENDOR_##v, USB_PRODUCT_##v##_##p) } 122264912Skevlo#define URTWN_RTL8188E_DEV(v,p) \ 123264912Skevlo { USB_VPI(USB_VENDOR_##v, USB_PRODUCT_##v##_##p, URTWN_RTL8188E) } 124264912Skevlo#define URTWN_RTL8188E 1 125251538Srpaulo URTWN_DEV(ABOCOM, RTL8188CU_1), 126251538Srpaulo URTWN_DEV(ABOCOM, RTL8188CU_2), 127251538Srpaulo URTWN_DEV(ABOCOM, RTL8192CU), 128251538Srpaulo URTWN_DEV(ASUS, RTL8192CU), 129266721Skevlo URTWN_DEV(ASUS, USBN10NANO), 130251538Srpaulo URTWN_DEV(AZUREWAVE, RTL8188CE_1), 131251538Srpaulo URTWN_DEV(AZUREWAVE, RTL8188CE_2), 132251538Srpaulo URTWN_DEV(AZUREWAVE, RTL8188CU), 133251538Srpaulo URTWN_DEV(BELKIN, F7D2102), 134251538Srpaulo URTWN_DEV(BELKIN, RTL8188CU), 135251538Srpaulo URTWN_DEV(BELKIN, RTL8192CU), 136251538Srpaulo URTWN_DEV(CHICONY, RTL8188CUS_1), 137251538Srpaulo URTWN_DEV(CHICONY, RTL8188CUS_2), 138251538Srpaulo URTWN_DEV(CHICONY, RTL8188CUS_3), 139251538Srpaulo URTWN_DEV(CHICONY, RTL8188CUS_4), 140251538Srpaulo URTWN_DEV(CHICONY, RTL8188CUS_5), 141251538Srpaulo URTWN_DEV(COREGA, RTL8192CU), 142251538Srpaulo URTWN_DEV(DLINK, RTL8188CU), 143251538Srpaulo URTWN_DEV(DLINK, RTL8192CU_1), 144251538Srpaulo URTWN_DEV(DLINK, RTL8192CU_2), 145251538Srpaulo URTWN_DEV(DLINK, RTL8192CU_3), 146252196Skevlo URTWN_DEV(DLINK, DWA131B), 147251538Srpaulo URTWN_DEV(EDIMAX, EW7811UN), 148251538Srpaulo URTWN_DEV(EDIMAX, RTL8192CU), 149251538Srpaulo URTWN_DEV(FEIXUN, RTL8188CU), 150251538Srpaulo URTWN_DEV(FEIXUN, RTL8192CU), 151251538Srpaulo URTWN_DEV(GUILLEMOT, HWNUP150), 152251538Srpaulo URTWN_DEV(HAWKING, RTL8192CU), 153251538Srpaulo URTWN_DEV(HP3, RTL8188CU), 154251538Srpaulo URTWN_DEV(NETGEAR, WNA1000M), 155251538Srpaulo URTWN_DEV(NETGEAR, RTL8192CU), 156251538Srpaulo URTWN_DEV(NETGEAR4, RTL8188CU), 157251538Srpaulo URTWN_DEV(NOVATECH, RTL8188CU), 158251538Srpaulo URTWN_DEV(PLANEX2, RTL8188CU_1), 159251538Srpaulo URTWN_DEV(PLANEX2, RTL8188CU_2), 160251538Srpaulo URTWN_DEV(PLANEX2, RTL8188CU_3), 161251538Srpaulo URTWN_DEV(PLANEX2, RTL8188CU_4), 162251538Srpaulo URTWN_DEV(PLANEX2, RTL8188CUS), 163251538Srpaulo URTWN_DEV(PLANEX2, RTL8192CU), 164251538Srpaulo URTWN_DEV(REALTEK, RTL8188CE_0), 165251538Srpaulo URTWN_DEV(REALTEK, RTL8188CE_1), 166251538Srpaulo URTWN_DEV(REALTEK, RTL8188CTV), 167251538Srpaulo URTWN_DEV(REALTEK, RTL8188CU_0), 168251538Srpaulo URTWN_DEV(REALTEK, RTL8188CU_1), 169251538Srpaulo URTWN_DEV(REALTEK, RTL8188CU_2), 170282119Skevlo URTWN_DEV(REALTEK, RTL8188CU_3), 171251538Srpaulo URTWN_DEV(REALTEK, RTL8188CU_COMBO), 172251538Srpaulo URTWN_DEV(REALTEK, RTL8188CUS), 173251538Srpaulo URTWN_DEV(REALTEK, RTL8188RU_1), 174251538Srpaulo URTWN_DEV(REALTEK, RTL8188RU_2), 175272410Shselasky URTWN_DEV(REALTEK, RTL8188RU_3), 176251538Srpaulo URTWN_DEV(REALTEK, RTL8191CU), 177251538Srpaulo URTWN_DEV(REALTEK, RTL8192CE), 178251538Srpaulo URTWN_DEV(REALTEK, RTL8192CU), 179251538Srpaulo URTWN_DEV(SITECOMEU, RTL8188CU_1), 180251538Srpaulo URTWN_DEV(SITECOMEU, RTL8188CU_2), 181251538Srpaulo URTWN_DEV(SITECOMEU, RTL8192CU), 182251538Srpaulo URTWN_DEV(TRENDNET, RTL8188CU), 183251538Srpaulo URTWN_DEV(TRENDNET, RTL8192CU), 184251538Srpaulo URTWN_DEV(ZYXEL, RTL8192CU), 185264912Skevlo /* URTWN_RTL8188E */ 186295907Skevlo URTWN_RTL8188E_DEV(ABOCOM, RTL8188EU), 187273589Skevlo URTWN_RTL8188E_DEV(DLINK, DWA123D1), 188270191Skevlo URTWN_RTL8188E_DEV(DLINK, DWA125D1), 189273589Skevlo URTWN_RTL8188E_DEV(ELECOM, WDC150SU2M), 190264912Skevlo URTWN_RTL8188E_DEV(REALTEK, RTL8188ETV), 191264912Skevlo URTWN_RTL8188E_DEV(REALTEK, RTL8188EU), 192264912Skevlo#undef URTWN_RTL8188E_DEV 193251538Srpaulo#undef URTWN_DEV 194251538Srpaulo}; 195251538Srpaulo 196251538Srpaulostatic device_probe_t urtwn_match; 197251538Srpaulostatic device_attach_t urtwn_attach; 198251538Srpaulostatic device_detach_t urtwn_detach; 199251538Srpaulo 200251538Srpaulostatic usb_callback_t urtwn_bulk_tx_callback; 201251538Srpaulostatic usb_callback_t urtwn_bulk_rx_callback; 202251538Srpaulo 203294471Savosstatic void urtwn_sysctlattach(struct urtwn_softc *); 204294471Savosstatic void urtwn_drain_mbufq(struct urtwn_softc *); 205287197Sglebiusstatic usb_error_t urtwn_do_request(struct urtwn_softc *, 206287197Sglebius struct usb_device_request *, void *); 207251538Srpaulostatic struct ieee80211vap *urtwn_vap_create(struct ieee80211com *, 208251538Srpaulo const char [IFNAMSIZ], int, enum ieee80211_opmode, int, 209251538Srpaulo const uint8_t [IEEE80211_ADDR_LEN], 210251538Srpaulo const uint8_t [IEEE80211_ADDR_LEN]); 211251538Srpaulostatic void urtwn_vap_delete(struct ieee80211vap *); 212292207Savosstatic struct mbuf * urtwn_rx_copy_to_mbuf(struct urtwn_softc *, 213292207Savos struct r92c_rx_stat *, int); 214292207Savosstatic struct mbuf * urtwn_report_intr(struct usb_xfer *, 215292207Savos struct urtwn_data *); 216292207Savosstatic struct mbuf * urtwn_rxeof(struct urtwn_softc *, uint8_t *, int); 217292167Savosstatic void urtwn_r88e_ratectl_tx_complete(struct urtwn_softc *, 218292167Savos void *); 219292207Savosstatic struct ieee80211_node *urtwn_rx_frame(struct urtwn_softc *, 220292207Savos struct mbuf *, int8_t *); 221289891Savosstatic void urtwn_txeof(struct urtwn_softc *, struct urtwn_data *, 222289891Savos int); 223281069Srpaulostatic int urtwn_alloc_list(struct urtwn_softc *, 224251538Srpaulo struct urtwn_data[], int, int); 225251538Srpaulostatic int urtwn_alloc_rx_list(struct urtwn_softc *); 226251538Srpaulostatic int urtwn_alloc_tx_list(struct urtwn_softc *); 227251538Srpaulostatic void urtwn_free_list(struct urtwn_softc *, 228251538Srpaulo struct urtwn_data data[], int); 229289066Skevlostatic void urtwn_free_rx_list(struct urtwn_softc *); 230289066Skevlostatic void urtwn_free_tx_list(struct urtwn_softc *); 231251538Srpaulostatic struct urtwn_data * _urtwn_getbuf(struct urtwn_softc *); 232251538Srpaulostatic struct urtwn_data * urtwn_getbuf(struct urtwn_softc *); 233291698Savosstatic usb_error_t urtwn_write_region_1(struct urtwn_softc *, uint16_t, 234251538Srpaulo uint8_t *, int); 235291698Savosstatic usb_error_t urtwn_write_1(struct urtwn_softc *, uint16_t, uint8_t); 236291698Savosstatic usb_error_t urtwn_write_2(struct urtwn_softc *, uint16_t, uint16_t); 237291698Savosstatic usb_error_t urtwn_write_4(struct urtwn_softc *, uint16_t, uint32_t); 238291698Savosstatic usb_error_t urtwn_read_region_1(struct urtwn_softc *, uint16_t, 239251538Srpaulo uint8_t *, int); 240251538Srpaulostatic uint8_t urtwn_read_1(struct urtwn_softc *, uint16_t); 241251538Srpaulostatic uint16_t urtwn_read_2(struct urtwn_softc *, uint16_t); 242251538Srpaulostatic uint32_t urtwn_read_4(struct urtwn_softc *, uint16_t); 243281069Srpaulostatic int urtwn_fw_cmd(struct urtwn_softc *, uint8_t, 244251538Srpaulo const void *, int); 245292174Savosstatic void urtwn_cmdq_cb(void *, int); 246292174Savosstatic int urtwn_cmd_sleepable(struct urtwn_softc *, const void *, 247292174Savos size_t, CMD_FUNC_PROTO); 248264912Skevlostatic void urtwn_r92c_rf_write(struct urtwn_softc *, int, 249264912Skevlo uint8_t, uint32_t); 250281069Srpaulostatic void urtwn_r88e_rf_write(struct urtwn_softc *, int, 251264912Skevlo uint8_t, uint32_t); 252251538Srpaulostatic uint32_t urtwn_rf_read(struct urtwn_softc *, int, uint8_t); 253281069Srpaulostatic int urtwn_llt_write(struct urtwn_softc *, uint32_t, 254251538Srpaulo uint32_t); 255291264Savosstatic int urtwn_efuse_read_next(struct urtwn_softc *, uint8_t *); 256291264Savosstatic int urtwn_efuse_read_data(struct urtwn_softc *, uint8_t *, 257291264Savos uint8_t, uint8_t); 258294471Savos#ifdef USB_DEBUG 259291264Savosstatic void urtwn_dump_rom_contents(struct urtwn_softc *, 260291264Savos uint8_t *, uint16_t); 261291264Savos#endif 262291264Savosstatic int urtwn_efuse_read(struct urtwn_softc *, uint8_t *, 263291264Savos uint16_t); 264291698Savosstatic int urtwn_efuse_switch_power(struct urtwn_softc *); 265251538Srpaulostatic int urtwn_read_chipid(struct urtwn_softc *); 266291264Savosstatic int urtwn_read_rom(struct urtwn_softc *); 267291264Savosstatic int urtwn_r88e_read_rom(struct urtwn_softc *); 268251538Srpaulostatic int urtwn_ra_init(struct urtwn_softc *); 269290631Savosstatic void urtwn_init_beacon(struct urtwn_softc *, 270290631Savos struct urtwn_vap *); 271290631Savosstatic int urtwn_setup_beacon(struct urtwn_softc *, 272290631Savos struct ieee80211_node *); 273290631Savosstatic void urtwn_update_beacon(struct ieee80211vap *, int); 274290631Savosstatic int urtwn_tx_beacon(struct urtwn_softc *sc, 275290631Savos struct urtwn_vap *); 276292175Savosstatic int urtwn_key_alloc(struct ieee80211vap *, 277292175Savos struct ieee80211_key *, ieee80211_keyix *, 278292175Savos ieee80211_keyix *); 279292175Savosstatic void urtwn_key_set_cb(struct urtwn_softc *, 280292175Savos union sec_param *); 281292175Savosstatic void urtwn_key_del_cb(struct urtwn_softc *, 282292175Savos union sec_param *); 283292175Savosstatic int urtwn_key_set(struct ieee80211vap *, 284292175Savos const struct ieee80211_key *); 285292175Savosstatic int urtwn_key_delete(struct ieee80211vap *, 286292175Savos const struct ieee80211_key *); 287290651Savosstatic void urtwn_tsf_task_adhoc(void *, int); 288290631Savosstatic void urtwn_tsf_sync_enable(struct urtwn_softc *, 289290631Savos struct ieee80211vap *); 290292203Savosstatic void urtwn_get_tsf(struct urtwn_softc *, uint64_t *); 291251538Srpaulostatic void urtwn_set_led(struct urtwn_softc *, int, int); 292289811Savosstatic void urtwn_set_mode(struct urtwn_softc *, uint8_t); 293290651Savosstatic void urtwn_ibss_recv_mgmt(struct ieee80211_node *, 294290651Savos struct mbuf *, int, 295290651Savos const struct ieee80211_rx_stats *, int, int); 296281069Srpaulostatic int urtwn_newstate(struct ieee80211vap *, 297251538Srpaulo enum ieee80211_state, int); 298294473Savosstatic void urtwn_calib_to(void *); 299294473Savosstatic void urtwn_calib_cb(struct urtwn_softc *, 300294473Savos union sec_param *); 301251538Srpaulostatic void urtwn_watchdog(void *); 302251538Srpaulostatic void urtwn_update_avgrssi(struct urtwn_softc *, int, int8_t); 303251538Srpaulostatic int8_t urtwn_get_rssi(struct urtwn_softc *, int, void *); 304264912Skevlostatic int8_t urtwn_r88e_get_rssi(struct urtwn_softc *, int, void *); 305290630Savosstatic int urtwn_tx_data(struct urtwn_softc *, 306251538Srpaulo struct ieee80211_node *, struct mbuf *, 307251538Srpaulo struct urtwn_data *); 308292221Savosstatic int urtwn_tx_raw(struct urtwn_softc *, 309292221Savos struct ieee80211_node *, struct mbuf *, 310292221Savos struct urtwn_data *, 311292221Savos const struct ieee80211_bpf_params *); 312290630Savosstatic void urtwn_tx_start(struct urtwn_softc *, struct mbuf *, 313290630Savos uint8_t, struct urtwn_data *); 314287197Sglebiusstatic int urtwn_transmit(struct ieee80211com *, struct mbuf *); 315287197Sglebiusstatic void urtwn_start(struct urtwn_softc *); 316287197Sglebiusstatic void urtwn_parent(struct ieee80211com *); 317264912Skevlostatic int urtwn_r92c_power_on(struct urtwn_softc *); 318264912Skevlostatic int urtwn_r88e_power_on(struct urtwn_softc *); 319295874Savosstatic void urtwn_r92c_power_off(struct urtwn_softc *); 320295874Savosstatic void urtwn_r88e_power_off(struct urtwn_softc *); 321251538Srpaulostatic int urtwn_llt_init(struct urtwn_softc *); 322295871Savos#ifndef URTWN_WITHOUT_UCODE 323251538Srpaulostatic void urtwn_fw_reset(struct urtwn_softc *); 324264912Skevlostatic void urtwn_r88e_fw_reset(struct urtwn_softc *); 325281069Srpaulostatic int urtwn_fw_loadpage(struct urtwn_softc *, int, 326251538Srpaulo const uint8_t *, int); 327251538Srpaulostatic int urtwn_load_firmware(struct urtwn_softc *); 328295871Savos#endif 329291902Skevlostatic int urtwn_dma_init(struct urtwn_softc *); 330291698Savosstatic int urtwn_mac_init(struct urtwn_softc *); 331251538Srpaulostatic void urtwn_bb_init(struct urtwn_softc *); 332251538Srpaulostatic void urtwn_rf_init(struct urtwn_softc *); 333251538Srpaulostatic void urtwn_cam_init(struct urtwn_softc *); 334292175Savosstatic int urtwn_cam_write(struct urtwn_softc *, uint32_t, 335292175Savos uint32_t); 336251538Srpaulostatic void urtwn_pa_bias_init(struct urtwn_softc *); 337251538Srpaulostatic void urtwn_rxfilter_init(struct urtwn_softc *); 338251538Srpaulostatic void urtwn_edca_init(struct urtwn_softc *); 339281069Srpaulostatic void urtwn_write_txpower(struct urtwn_softc *, int, 340251538Srpaulo uint16_t[]); 341251538Srpaulostatic void urtwn_get_txpower(struct urtwn_softc *, int, 342281069Srpaulo struct ieee80211_channel *, 343251538Srpaulo struct ieee80211_channel *, uint16_t[]); 344264912Skevlostatic void urtwn_r88e_get_txpower(struct urtwn_softc *, int, 345281069Srpaulo struct ieee80211_channel *, 346264912Skevlo struct ieee80211_channel *, uint16_t[]); 347251538Srpaulostatic void urtwn_set_txpower(struct urtwn_softc *, 348281069Srpaulo struct ieee80211_channel *, 349251538Srpaulo struct ieee80211_channel *); 350290048Savosstatic void urtwn_set_rx_bssid_all(struct urtwn_softc *, int); 351290048Savosstatic void urtwn_set_gain(struct urtwn_softc *, uint8_t); 352251538Srpaulostatic void urtwn_scan_start(struct ieee80211com *); 353251538Srpaulostatic void urtwn_scan_end(struct ieee80211com *); 354251538Srpaulostatic void urtwn_set_channel(struct ieee80211com *); 355292014Savosstatic int urtwn_wme_update(struct ieee80211com *); 356294465Savosstatic void urtwn_update_slot(struct ieee80211com *); 357294465Savosstatic void urtwn_update_slot_cb(struct urtwn_softc *, 358294465Savos union sec_param *); 359294465Savosstatic void urtwn_update_aifs(struct urtwn_softc *, uint8_t); 360290564Savosstatic void urtwn_set_promisc(struct urtwn_softc *); 361290564Savosstatic void urtwn_update_promisc(struct ieee80211com *); 362289066Skevlostatic void urtwn_update_mcast(struct ieee80211com *); 363297910Sadrianstatic struct ieee80211_node *urtwn_node_alloc(struct ieee80211vap *, 364292167Savos const uint8_t mac[IEEE80211_ADDR_LEN]); 365297910Sadrianstatic void urtwn_newassoc(struct ieee80211_node *, int); 366297910Sadrianstatic void urtwn_node_free(struct ieee80211_node *); 367251538Srpaulostatic void urtwn_set_chan(struct urtwn_softc *, 368281069Srpaulo struct ieee80211_channel *, 369251538Srpaulo struct ieee80211_channel *); 370251538Srpaulostatic void urtwn_iq_calib(struct urtwn_softc *); 371251538Srpaulostatic void urtwn_lc_calib(struct urtwn_softc *); 372294473Savosstatic void urtwn_temp_calib(struct urtwn_softc *); 373291698Savosstatic int urtwn_init(struct urtwn_softc *); 374287197Sglebiusstatic void urtwn_stop(struct urtwn_softc *); 375251538Srpaulostatic void urtwn_abort_xfers(struct urtwn_softc *); 376251538Srpaulostatic int urtwn_raw_xmit(struct ieee80211_node *, struct mbuf *, 377251538Srpaulo const struct ieee80211_bpf_params *); 378266472Shselaskystatic void urtwn_ms_delay(struct urtwn_softc *); 379251538Srpaulo 380251538Srpaulo/* Aliases. */ 381251538Srpaulo#define urtwn_bb_write urtwn_write_4 382251538Srpaulo#define urtwn_bb_read urtwn_read_4 383251538Srpaulo 384251538Srpaulostatic const struct usb_config urtwn_config[URTWN_N_TRANSFER] = { 385251538Srpaulo [URTWN_BULK_RX] = { 386251538Srpaulo .type = UE_BULK, 387251538Srpaulo .endpoint = UE_ADDR_ANY, 388251538Srpaulo .direction = UE_DIR_IN, 389251538Srpaulo .bufsize = URTWN_RXBUFSZ, 390251538Srpaulo .flags = { 391251538Srpaulo .pipe_bof = 1, 392251538Srpaulo .short_xfer_ok = 1 393251538Srpaulo }, 394251538Srpaulo .callback = urtwn_bulk_rx_callback, 395251538Srpaulo }, 396251538Srpaulo [URTWN_BULK_TX_BE] = { 397251538Srpaulo .type = UE_BULK, 398251538Srpaulo .endpoint = 0x03, 399251538Srpaulo .direction = UE_DIR_OUT, 400251538Srpaulo .bufsize = URTWN_TXBUFSZ, 401251538Srpaulo .flags = { 402251538Srpaulo .ext_buffer = 1, 403251538Srpaulo .pipe_bof = 1, 404251538Srpaulo .force_short_xfer = 1 405251538Srpaulo }, 406251538Srpaulo .callback = urtwn_bulk_tx_callback, 407251538Srpaulo .timeout = URTWN_TX_TIMEOUT, /* ms */ 408251538Srpaulo }, 409251538Srpaulo [URTWN_BULK_TX_BK] = { 410251538Srpaulo .type = UE_BULK, 411251538Srpaulo .endpoint = 0x03, 412251538Srpaulo .direction = UE_DIR_OUT, 413251538Srpaulo .bufsize = URTWN_TXBUFSZ, 414251538Srpaulo .flags = { 415251538Srpaulo .ext_buffer = 1, 416251538Srpaulo .pipe_bof = 1, 417251538Srpaulo .force_short_xfer = 1, 418251538Srpaulo }, 419251538Srpaulo .callback = urtwn_bulk_tx_callback, 420251538Srpaulo .timeout = URTWN_TX_TIMEOUT, /* ms */ 421251538Srpaulo }, 422251538Srpaulo [URTWN_BULK_TX_VI] = { 423251538Srpaulo .type = UE_BULK, 424251538Srpaulo .endpoint = 0x02, 425251538Srpaulo .direction = UE_DIR_OUT, 426251538Srpaulo .bufsize = URTWN_TXBUFSZ, 427251538Srpaulo .flags = { 428251538Srpaulo .ext_buffer = 1, 429251538Srpaulo .pipe_bof = 1, 430251538Srpaulo .force_short_xfer = 1 431251538Srpaulo }, 432251538Srpaulo .callback = urtwn_bulk_tx_callback, 433251538Srpaulo .timeout = URTWN_TX_TIMEOUT, /* ms */ 434251538Srpaulo }, 435251538Srpaulo [URTWN_BULK_TX_VO] = { 436251538Srpaulo .type = UE_BULK, 437251538Srpaulo .endpoint = 0x02, 438251538Srpaulo .direction = UE_DIR_OUT, 439251538Srpaulo .bufsize = URTWN_TXBUFSZ, 440251538Srpaulo .flags = { 441251538Srpaulo .ext_buffer = 1, 442251538Srpaulo .pipe_bof = 1, 443251538Srpaulo .force_short_xfer = 1 444251538Srpaulo }, 445251538Srpaulo .callback = urtwn_bulk_tx_callback, 446251538Srpaulo .timeout = URTWN_TX_TIMEOUT, /* ms */ 447251538Srpaulo }, 448251538Srpaulo}; 449251538Srpaulo 450292014Savosstatic const struct wme_to_queue { 451292014Savos uint16_t reg; 452292014Savos uint8_t qid; 453292014Savos} wme2queue[WME_NUM_AC] = { 454292014Savos { R92C_EDCA_BE_PARAM, URTWN_BULK_TX_BE}, 455292014Savos { R92C_EDCA_BK_PARAM, URTWN_BULK_TX_BK}, 456292014Savos { R92C_EDCA_VI_PARAM, URTWN_BULK_TX_VI}, 457292014Savos { R92C_EDCA_VO_PARAM, URTWN_BULK_TX_VO} 458292014Savos}; 459292014Savos 460251538Srpaulostatic int 461251538Srpaulourtwn_match(device_t self) 462251538Srpaulo{ 463251538Srpaulo struct usb_attach_arg *uaa = device_get_ivars(self); 464251538Srpaulo 465251538Srpaulo if (uaa->usb_mode != USB_MODE_HOST) 466251538Srpaulo return (ENXIO); 467251538Srpaulo if (uaa->info.bConfigIndex != URTWN_CONFIG_INDEX) 468251538Srpaulo return (ENXIO); 469251538Srpaulo if (uaa->info.bIfaceIndex != URTWN_IFACE_INDEX) 470251538Srpaulo return (ENXIO); 471251538Srpaulo 472251538Srpaulo return (usbd_lookup_id_by_uaa(urtwn_devs, sizeof(urtwn_devs), uaa)); 473251538Srpaulo} 474251538Srpaulo 475297175Sadrianstatic void 476297175Sadrianurtwn_update_chw(struct ieee80211com *ic) 477297175Sadrian{ 478297175Sadrian} 479297175Sadrian 480251538Srpaulostatic int 481297175Sadrianurtwn_ampdu_enable(struct ieee80211_node *ni, struct ieee80211_tx_ampdu *tap) 482297175Sadrian{ 483297175Sadrian 484297175Sadrian /* We're driving this ourselves (eventually); don't involve net80211 */ 485297175Sadrian return (0); 486297175Sadrian} 487297175Sadrian 488297175Sadrianstatic int 489251538Srpaulourtwn_attach(device_t self) 490251538Srpaulo{ 491251538Srpaulo struct usb_attach_arg *uaa = device_get_ivars(self); 492251538Srpaulo struct urtwn_softc *sc = device_get_softc(self); 493287197Sglebius struct ieee80211com *ic = &sc->sc_ic; 494293339Savos uint8_t bands[howmany(IEEE80211_MODE_MAX, 8)]; 495251538Srpaulo int error; 496251538Srpaulo 497251538Srpaulo device_set_usb_desc(self); 498251538Srpaulo sc->sc_udev = uaa->device; 499251538Srpaulo sc->sc_dev = self; 500264912Skevlo if (USB_GET_DRIVER_INFO(uaa) == URTWN_RTL8188E) 501264912Skevlo sc->chip |= URTWN_CHIP_88E; 502251538Srpaulo 503294471Savos#ifdef USB_DEBUG 504294471Savos int debug; 505294471Savos if (resource_int_value(device_get_name(sc->sc_dev), 506294471Savos device_get_unit(sc->sc_dev), "debug", &debug) == 0) 507294471Savos sc->sc_debug = debug; 508294471Savos#endif 509294471Savos 510251538Srpaulo mtx_init(&sc->sc_mtx, device_get_nameunit(self), 511251538Srpaulo MTX_NETWORK_LOCK, MTX_DEF); 512292174Savos URTWN_CMDQ_LOCK_INIT(sc); 513292167Savos URTWN_NT_LOCK_INIT(sc); 514294473Savos callout_init(&sc->sc_calib_to, 0); 515251538Srpaulo callout_init(&sc->sc_watchdog_ch, 0); 516287197Sglebius mbufq_init(&sc->sc_snd, ifqmaxlen); 517251538Srpaulo 518291902Skevlo sc->sc_iface_index = URTWN_IFACE_INDEX; 519291902Skevlo error = usbd_transfer_setup(uaa->device, &sc->sc_iface_index, 520291902Skevlo sc->sc_xfer, urtwn_config, URTWN_N_TRANSFER, sc, &sc->sc_mtx); 521251538Srpaulo if (error) { 522251538Srpaulo device_printf(self, "could not allocate USB transfers, " 523251538Srpaulo "err=%s\n", usbd_errstr(error)); 524251538Srpaulo goto detach; 525251538Srpaulo } 526251538Srpaulo 527251538Srpaulo URTWN_LOCK(sc); 528251538Srpaulo 529251538Srpaulo error = urtwn_read_chipid(sc); 530251538Srpaulo if (error) { 531251538Srpaulo device_printf(sc->sc_dev, "unsupported test chip\n"); 532251538Srpaulo URTWN_UNLOCK(sc); 533251538Srpaulo goto detach; 534251538Srpaulo } 535251538Srpaulo 536251538Srpaulo /* Determine number of Tx/Rx chains. */ 537251538Srpaulo if (sc->chip & URTWN_CHIP_92C) { 538251538Srpaulo sc->ntxchains = (sc->chip & URTWN_CHIP_92C_1T2R) ? 1 : 2; 539251538Srpaulo sc->nrxchains = 2; 540251538Srpaulo } else { 541251538Srpaulo sc->ntxchains = 1; 542251538Srpaulo sc->nrxchains = 1; 543251538Srpaulo } 544251538Srpaulo 545264912Skevlo if (sc->chip & URTWN_CHIP_88E) 546291264Savos error = urtwn_r88e_read_rom(sc); 547264912Skevlo else 548291264Savos error = urtwn_read_rom(sc); 549291264Savos if (error != 0) { 550291264Savos device_printf(sc->sc_dev, "%s: cannot read rom, error %d\n", 551291264Savos __func__, error); 552291264Savos URTWN_UNLOCK(sc); 553291264Savos goto detach; 554291264Savos } 555264912Skevlo 556251538Srpaulo device_printf(sc->sc_dev, "MAC/BB RTL%s, RF 6052 %dT%dR\n", 557251538Srpaulo (sc->chip & URTWN_CHIP_92C) ? "8192CU" : 558264912Skevlo (sc->chip & URTWN_CHIP_88E) ? "8188EU" : 559251538Srpaulo (sc->board_type == R92C_BOARD_TYPE_HIGHPA) ? "8188RU" : 560251538Srpaulo (sc->board_type == R92C_BOARD_TYPE_MINICARD) ? "8188CE-VAU" : 561251538Srpaulo "8188CUS", sc->ntxchains, sc->nrxchains); 562251538Srpaulo 563251538Srpaulo URTWN_UNLOCK(sc); 564251538Srpaulo 565283537Sglebius ic->ic_softc = sc; 566283527Sglebius ic->ic_name = device_get_nameunit(self); 567251538Srpaulo ic->ic_phytype = IEEE80211_T_OFDM; /* not only, but not used */ 568251538Srpaulo ic->ic_opmode = IEEE80211_M_STA; /* default to BSS mode */ 569251538Srpaulo 570251538Srpaulo /* set device capabilities */ 571251538Srpaulo ic->ic_caps = 572251538Srpaulo IEEE80211_C_STA /* station mode */ 573251538Srpaulo | IEEE80211_C_MONITOR /* monitor mode */ 574290651Savos | IEEE80211_C_IBSS /* adhoc mode */ 575290631Savos | IEEE80211_C_HOSTAP /* hostap mode */ 576251538Srpaulo | IEEE80211_C_SHPREAMBLE /* short preamble supported */ 577251538Srpaulo | IEEE80211_C_SHSLOT /* short slot time supported */ 578297175Sadrian#if 0 579251538Srpaulo | IEEE80211_C_BGSCAN /* capable of bg scanning */ 580297175Sadrian#endif 581251538Srpaulo | IEEE80211_C_WPA /* 802.11i */ 582292014Savos | IEEE80211_C_WME /* 802.11e */ 583297596Sadrian | IEEE80211_C_SWAMSDUTX /* Do software A-MSDU TX */ 584297596Sadrian | IEEE80211_C_FF /* Atheros fast-frames */ 585251538Srpaulo ; 586251538Srpaulo 587292175Savos ic->ic_cryptocaps = 588292175Savos IEEE80211_CRYPTO_WEP | 589292175Savos IEEE80211_CRYPTO_TKIP | 590292175Savos IEEE80211_CRYPTO_AES_CCM; 591292175Savos 592297175Sadrian /* Assume they're all 11n capable for now */ 593297175Sadrian if (urtwn_enable_11n) { 594297175Sadrian device_printf(self, "enabling 11n\n"); 595297175Sadrian ic->ic_htcaps = IEEE80211_HTC_HT | 596297601Sadrian#if 0 597297175Sadrian IEEE80211_HTC_AMPDU | 598297601Sadrian#endif 599297175Sadrian IEEE80211_HTC_AMSDU | 600297175Sadrian IEEE80211_HTCAP_MAXAMSDU_3839 | 601297175Sadrian IEEE80211_HTCAP_SMPS_OFF; 602297175Sadrian /* no HT40 just yet */ 603297175Sadrian // ic->ic_htcaps |= IEEE80211_HTCAP_CHWIDTH40; 604297175Sadrian 605297175Sadrian /* XXX TODO: verify chains versus streams for urtwn */ 606297175Sadrian ic->ic_txstream = sc->ntxchains; 607297175Sadrian ic->ic_rxstream = sc->nrxchains; 608297175Sadrian } 609297175Sadrian 610293339Savos memset(bands, 0, sizeof(bands)); 611293339Savos setbit(bands, IEEE80211_MODE_11B); 612293339Savos setbit(bands, IEEE80211_MODE_11G); 613297175Sadrian if (urtwn_enable_11n) 614297175Sadrian setbit(bands, IEEE80211_MODE_11NG); 615293339Savos ieee80211_init_channels(ic, NULL, bands); 616251538Srpaulo 617287197Sglebius ieee80211_ifattach(ic); 618251538Srpaulo ic->ic_raw_xmit = urtwn_raw_xmit; 619251538Srpaulo ic->ic_scan_start = urtwn_scan_start; 620251538Srpaulo ic->ic_scan_end = urtwn_scan_end; 621251538Srpaulo ic->ic_set_channel = urtwn_set_channel; 622287197Sglebius ic->ic_transmit = urtwn_transmit; 623287197Sglebius ic->ic_parent = urtwn_parent; 624251538Srpaulo ic->ic_vap_create = urtwn_vap_create; 625251538Srpaulo ic->ic_vap_delete = urtwn_vap_delete; 626292014Savos ic->ic_wme.wme_update = urtwn_wme_update; 627294465Savos ic->ic_updateslot = urtwn_update_slot; 628290564Savos ic->ic_update_promisc = urtwn_update_promisc; 629251538Srpaulo ic->ic_update_mcast = urtwn_update_mcast; 630292167Savos if (sc->chip & URTWN_CHIP_88E) { 631297910Sadrian ic->ic_node_alloc = urtwn_node_alloc; 632297910Sadrian ic->ic_newassoc = urtwn_newassoc; 633292167Savos sc->sc_node_free = ic->ic_node_free; 634297910Sadrian ic->ic_node_free = urtwn_node_free; 635292167Savos } 636297175Sadrian ic->ic_update_chw = urtwn_update_chw; 637297175Sadrian ic->ic_ampdu_enable = urtwn_ampdu_enable; 638251538Srpaulo 639281069Srpaulo ieee80211_radiotap_attach(ic, &sc->sc_txtap.wt_ihdr, 640251538Srpaulo sizeof(sc->sc_txtap), URTWN_TX_RADIOTAP_PRESENT, 641251538Srpaulo &sc->sc_rxtap.wr_ihdr, sizeof(sc->sc_rxtap), 642251538Srpaulo URTWN_RX_RADIOTAP_PRESENT); 643251538Srpaulo 644292174Savos TASK_INIT(&sc->cmdq_task, 0, urtwn_cmdq_cb, sc); 645292174Savos 646294471Savos urtwn_sysctlattach(sc); 647294471Savos 648251538Srpaulo if (bootverbose) 649251538Srpaulo ieee80211_announce(ic); 650251538Srpaulo 651251538Srpaulo return (0); 652251538Srpaulo 653251538Srpaulodetach: 654251538Srpaulo urtwn_detach(self); 655251538Srpaulo return (ENXIO); /* failure */ 656251538Srpaulo} 657251538Srpaulo 658294471Savosstatic void 659294471Savosurtwn_sysctlattach(struct urtwn_softc *sc) 660294471Savos{ 661294471Savos#ifdef USB_DEBUG 662294471Savos struct sysctl_ctx_list *ctx = device_get_sysctl_ctx(sc->sc_dev); 663294471Savos struct sysctl_oid *tree = device_get_sysctl_tree(sc->sc_dev); 664294471Savos 665294471Savos SYSCTL_ADD_U32(ctx, SYSCTL_CHILDREN(tree), OID_AUTO, 666294471Savos "debug", CTLFLAG_RW, &sc->sc_debug, sc->sc_debug, 667294471Savos "control debugging printfs"); 668294471Savos#endif 669294471Savos} 670294471Savos 671251538Srpaulostatic int 672251538Srpaulourtwn_detach(device_t self) 673251538Srpaulo{ 674251538Srpaulo struct urtwn_softc *sc = device_get_softc(self); 675287197Sglebius struct ieee80211com *ic = &sc->sc_ic; 676263153Skevlo unsigned int x; 677281069Srpaulo 678263153Skevlo /* Prevent further ioctls. */ 679263153Skevlo URTWN_LOCK(sc); 680263153Skevlo sc->sc_flags |= URTWN_DETACHED; 681263153Skevlo URTWN_UNLOCK(sc); 682251538Srpaulo 683291698Savos urtwn_stop(sc); 684291698Savos 685251538Srpaulo callout_drain(&sc->sc_watchdog_ch); 686294473Savos callout_drain(&sc->sc_calib_to); 687251538Srpaulo 688288353Sadrian /* stop all USB transfers */ 689288353Sadrian usbd_transfer_unsetup(sc->sc_xfer, URTWN_N_TRANSFER); 690288353Sadrian 691263153Skevlo /* Prevent further allocations from RX/TX data lists. */ 692263153Skevlo URTWN_LOCK(sc); 693263153Skevlo STAILQ_INIT(&sc->sc_tx_active); 694263153Skevlo STAILQ_INIT(&sc->sc_tx_inactive); 695263153Skevlo STAILQ_INIT(&sc->sc_tx_pending); 696263153Skevlo 697263153Skevlo STAILQ_INIT(&sc->sc_rx_active); 698263153Skevlo STAILQ_INIT(&sc->sc_rx_inactive); 699263153Skevlo URTWN_UNLOCK(sc); 700263153Skevlo 701263153Skevlo /* drain USB transfers */ 702263153Skevlo for (x = 0; x != URTWN_N_TRANSFER; x++) 703263153Skevlo usbd_transfer_drain(sc->sc_xfer[x]); 704263153Skevlo 705263153Skevlo /* Free data buffers. */ 706263153Skevlo URTWN_LOCK(sc); 707263153Skevlo urtwn_free_tx_list(sc); 708263153Skevlo urtwn_free_rx_list(sc); 709263153Skevlo URTWN_UNLOCK(sc); 710263153Skevlo 711292174Savos if (ic->ic_softc == sc) { 712292174Savos ieee80211_draintask(ic, &sc->cmdq_task); 713292174Savos ieee80211_ifdetach(ic); 714292174Savos } 715292174Savos 716292167Savos URTWN_NT_LOCK_DESTROY(sc); 717292174Savos URTWN_CMDQ_LOCK_DESTROY(sc); 718251538Srpaulo mtx_destroy(&sc->sc_mtx); 719251538Srpaulo 720251538Srpaulo return (0); 721251538Srpaulo} 722251538Srpaulo 723251538Srpaulostatic void 724289066Skevlourtwn_drain_mbufq(struct urtwn_softc *sc) 725251538Srpaulo{ 726289066Skevlo struct mbuf *m; 727289066Skevlo struct ieee80211_node *ni; 728289066Skevlo URTWN_ASSERT_LOCKED(sc); 729289066Skevlo while ((m = mbufq_dequeue(&sc->sc_snd)) != NULL) { 730289066Skevlo ni = (struct ieee80211_node *)m->m_pkthdr.rcvif; 731289066Skevlo m->m_pkthdr.rcvif = NULL; 732289066Skevlo ieee80211_free_node(ni); 733289066Skevlo m_freem(m); 734251538Srpaulo } 735251538Srpaulo} 736251538Srpaulo 737251538Srpaulostatic usb_error_t 738251538Srpaulourtwn_do_request(struct urtwn_softc *sc, struct usb_device_request *req, 739251538Srpaulo void *data) 740251538Srpaulo{ 741251538Srpaulo usb_error_t err; 742251538Srpaulo int ntries = 10; 743251538Srpaulo 744251538Srpaulo URTWN_ASSERT_LOCKED(sc); 745251538Srpaulo 746251538Srpaulo while (ntries--) { 747251538Srpaulo err = usbd_do_request_flags(sc->sc_udev, &sc->sc_mtx, 748251538Srpaulo req, data, 0, NULL, 250 /* ms */); 749251538Srpaulo if (err == 0) 750251538Srpaulo break; 751251538Srpaulo 752294471Savos URTWN_DPRINTF(sc, URTWN_DEBUG_USB, 753294471Savos "%s: control request failed, %s (retries left: %d)\n", 754294471Savos __func__, usbd_errstr(err), ntries); 755251538Srpaulo usb_pause_mtx(&sc->sc_mtx, hz / 100); 756251538Srpaulo } 757251538Srpaulo return (err); 758251538Srpaulo} 759251538Srpaulo 760251538Srpaulostatic struct ieee80211vap * 761251538Srpaulourtwn_vap_create(struct ieee80211com *ic, const char name[IFNAMSIZ], int unit, 762251538Srpaulo enum ieee80211_opmode opmode, int flags, 763251538Srpaulo const uint8_t bssid[IEEE80211_ADDR_LEN], 764251538Srpaulo const uint8_t mac[IEEE80211_ADDR_LEN]) 765251538Srpaulo{ 766290631Savos struct urtwn_softc *sc = ic->ic_softc; 767251538Srpaulo struct urtwn_vap *uvp; 768251538Srpaulo struct ieee80211vap *vap; 769251538Srpaulo 770251538Srpaulo if (!TAILQ_EMPTY(&ic->ic_vaps)) /* only one at a time */ 771251538Srpaulo return (NULL); 772251538Srpaulo 773287197Sglebius uvp = malloc(sizeof(struct urtwn_vap), M_80211_VAP, M_WAITOK | M_ZERO); 774251538Srpaulo vap = &uvp->vap; 775251538Srpaulo /* enable s/w bmiss handling for sta mode */ 776251538Srpaulo 777281069Srpaulo if (ieee80211_vap_setup(ic, vap, name, unit, opmode, 778287197Sglebius flags | IEEE80211_CLONE_NOBEACONS, bssid) != 0) { 779257743Shselasky /* out of memory */ 780257743Shselasky free(uvp, M_80211_VAP); 781257743Shselasky return (NULL); 782257743Shselasky } 783257743Shselasky 784290651Savos if (opmode == IEEE80211_M_HOSTAP || opmode == IEEE80211_M_IBSS) 785290631Savos urtwn_init_beacon(sc, uvp); 786290631Savos 787251538Srpaulo /* override state transition machine */ 788251538Srpaulo uvp->newstate = vap->iv_newstate; 789251538Srpaulo vap->iv_newstate = urtwn_newstate; 790290631Savos vap->iv_update_beacon = urtwn_update_beacon; 791292175Savos vap->iv_key_alloc = urtwn_key_alloc; 792292175Savos vap->iv_key_set = urtwn_key_set; 793292175Savos vap->iv_key_delete = urtwn_key_delete; 794298138Sadrian 795298138Sadrian /* 802.11n parameters */ 796298138Sadrian vap->iv_ampdu_density = IEEE80211_HTCAP_MPDUDENSITY_16; 797298175Sadrian vap->iv_ampdu_rxmax = IEEE80211_HTCAP_MAXRXAMPDU_64K; 798298138Sadrian 799290651Savos if (opmode == IEEE80211_M_IBSS) { 800290651Savos uvp->recv_mgmt = vap->iv_recv_mgmt; 801290651Savos vap->iv_recv_mgmt = urtwn_ibss_recv_mgmt; 802290651Savos TASK_INIT(&uvp->tsf_task_adhoc, 0, urtwn_tsf_task_adhoc, vap); 803290651Savos } 804251538Srpaulo 805292167Savos if (URTWN_CHIP_HAS_RATECTL(sc)) 806292167Savos ieee80211_ratectl_init(vap); 807251538Srpaulo /* complete setup */ 808251538Srpaulo ieee80211_vap_attach(vap, ieee80211_media_change, 809287197Sglebius ieee80211_media_status, mac); 810251538Srpaulo ic->ic_opmode = opmode; 811251538Srpaulo return (vap); 812251538Srpaulo} 813251538Srpaulo 814251538Srpaulostatic void 815251538Srpaulourtwn_vap_delete(struct ieee80211vap *vap) 816251538Srpaulo{ 817290651Savos struct ieee80211com *ic = vap->iv_ic; 818292167Savos struct urtwn_softc *sc = ic->ic_softc; 819251538Srpaulo struct urtwn_vap *uvp = URTWN_VAP(vap); 820251538Srpaulo 821290651Savos if (uvp->bcn_mbuf != NULL) 822290651Savos m_freem(uvp->bcn_mbuf); 823290651Savos if (vap->iv_opmode == IEEE80211_M_IBSS) 824290651Savos ieee80211_draintask(ic, &uvp->tsf_task_adhoc); 825292167Savos if (URTWN_CHIP_HAS_RATECTL(sc)) 826292167Savos ieee80211_ratectl_deinit(vap); 827251538Srpaulo ieee80211_vap_detach(vap); 828251538Srpaulo free(uvp, M_80211_VAP); 829251538Srpaulo} 830251538Srpaulo 831251538Srpaulostatic struct mbuf * 832292207Savosurtwn_rx_copy_to_mbuf(struct urtwn_softc *sc, struct r92c_rx_stat *stat, 833292207Savos int totlen) 834251538Srpaulo{ 835287197Sglebius struct ieee80211com *ic = &sc->sc_ic; 836251538Srpaulo struct mbuf *m; 837292207Savos uint32_t rxdw0; 838292207Savos int pktlen; 839251538Srpaulo 840251538Srpaulo /* 841251538Srpaulo * don't pass packets to the ieee80211 framework if the driver isn't 842251538Srpaulo * RUNNING. 843251538Srpaulo */ 844287197Sglebius if (!(sc->sc_flags & URTWN_RUNNING)) 845251538Srpaulo return (NULL); 846251538Srpaulo 847251538Srpaulo rxdw0 = le32toh(stat->rxdw0); 848251538Srpaulo if (rxdw0 & (R92C_RXDW0_CRCERR | R92C_RXDW0_ICVERR)) { 849251538Srpaulo /* 850251538Srpaulo * This should not happen since we setup our Rx filter 851251538Srpaulo * to not receive these frames. 852251538Srpaulo */ 853294471Savos URTWN_DPRINTF(sc, URTWN_DEBUG_RECV, 854294471Savos "%s: RX flags error (%s)\n", __func__, 855292207Savos rxdw0 & R92C_RXDW0_CRCERR ? "CRC" : "ICV"); 856292207Savos goto fail; 857251538Srpaulo } 858292207Savos 859292207Savos pktlen = MS(rxdw0, R92C_RXDW0_PKTLEN); 860292207Savos if (pktlen < sizeof(struct ieee80211_frame_ack)) { 861294471Savos URTWN_DPRINTF(sc, URTWN_DEBUG_RECV, 862294471Savos "%s: frame is too short: %d\n", __func__, pktlen); 863292207Savos goto fail; 864271303Skevlo } 865251538Srpaulo 866292207Savos if (__predict_false(totlen > MCLBYTES)) { 867292207Savos /* convert to m_getjcl if this happens */ 868292207Savos device_printf(sc->sc_dev, "%s: frame too long: %d (%d)\n", 869292207Savos __func__, pktlen, totlen); 870292207Savos goto fail; 871251538Srpaulo } 872251538Srpaulo 873260463Skevlo m = m_getcl(M_NOWAIT, MT_DATA, M_PKTHDR); 874292207Savos if (__predict_false(m == NULL)) { 875292207Savos device_printf(sc->sc_dev, "%s: could not allocate RX mbuf\n", 876292207Savos __func__); 877292207Savos goto fail; 878251538Srpaulo } 879251538Srpaulo 880251538Srpaulo /* Finalize mbuf. */ 881292207Savos memcpy(mtod(m, uint8_t *), (uint8_t *)stat, totlen); 882292207Savos m->m_pkthdr.len = m->m_len = totlen; 883292207Savos 884251538Srpaulo return (m); 885292207Savosfail: 886292207Savos counter_u64_add(ic->ic_ierrors, 1); 887292207Savos return (NULL); 888251538Srpaulo} 889251538Srpaulo 890251538Srpaulostatic struct mbuf * 891292207Savosurtwn_report_intr(struct usb_xfer *xfer, struct urtwn_data *data) 892251538Srpaulo{ 893251538Srpaulo struct urtwn_softc *sc = data->sc; 894287197Sglebius struct ieee80211com *ic = &sc->sc_ic; 895251538Srpaulo struct r92c_rx_stat *stat; 896251538Srpaulo uint8_t *buf; 897292167Savos int len; 898251538Srpaulo 899251538Srpaulo usbd_xfer_status(xfer, &len, NULL, NULL, NULL); 900251538Srpaulo 901251538Srpaulo if (len < sizeof(*stat)) { 902287197Sglebius counter_u64_add(ic->ic_ierrors, 1); 903251538Srpaulo return (NULL); 904251538Srpaulo } 905251538Srpaulo 906251538Srpaulo buf = data->buf; 907292167Savos stat = (struct r92c_rx_stat *)buf; 908292167Savos 909297596Sadrian /* 910297596Sadrian * For 88E chips we can tie the FF flushing here; 911297596Sadrian * this is where we do know exactly how deep the 912297596Sadrian * transmit queue is. 913297596Sadrian * 914297596Sadrian * But it won't work for R92 chips, so we can't 915297596Sadrian * take the easy way out. 916297596Sadrian */ 917297596Sadrian 918292167Savos if (sc->chip & URTWN_CHIP_88E) { 919292167Savos int report_sel = MS(le32toh(stat->rxdw3), R88E_RXDW3_RPT); 920292167Savos 921292167Savos switch (report_sel) { 922292167Savos case R88E_RXDW3_RPT_RX: 923292207Savos return (urtwn_rxeof(sc, buf, len)); 924292167Savos case R88E_RXDW3_RPT_TX1: 925292167Savos urtwn_r88e_ratectl_tx_complete(sc, &stat[1]); 926292167Savos break; 927292167Savos default: 928294471Savos URTWN_DPRINTF(sc, URTWN_DEBUG_INTR, 929294471Savos "%s: case %d was not handled\n", __func__, 930294471Savos report_sel); 931292167Savos break; 932292167Savos } 933292167Savos } else 934292207Savos return (urtwn_rxeof(sc, buf, len)); 935292167Savos 936292167Savos return (NULL); 937292167Savos} 938292167Savos 939292167Savosstatic struct mbuf * 940292207Savosurtwn_rxeof(struct urtwn_softc *sc, uint8_t *buf, int len) 941292167Savos{ 942292167Savos struct r92c_rx_stat *stat; 943292167Savos struct mbuf *m, *m0 = NULL, *prevm = NULL; 944292167Savos uint32_t rxdw0; 945292167Savos int totlen, pktlen, infosz, npkts; 946292167Savos 947251538Srpaulo /* Get the number of encapsulated frames. */ 948251538Srpaulo stat = (struct r92c_rx_stat *)buf; 949251538Srpaulo npkts = MS(le32toh(stat->rxdw2), R92C_RXDW2_PKTCNT); 950294471Savos URTWN_DPRINTF(sc, URTWN_DEBUG_RECV, 951294471Savos "%s: Rx %d frames in one chunk\n", __func__, npkts); 952251538Srpaulo 953251538Srpaulo /* Process all of them. */ 954251538Srpaulo while (npkts-- > 0) { 955251538Srpaulo if (len < sizeof(*stat)) 956251538Srpaulo break; 957251538Srpaulo stat = (struct r92c_rx_stat *)buf; 958251538Srpaulo rxdw0 = le32toh(stat->rxdw0); 959251538Srpaulo 960251538Srpaulo pktlen = MS(rxdw0, R92C_RXDW0_PKTLEN); 961251538Srpaulo if (pktlen == 0) 962251538Srpaulo break; 963251538Srpaulo 964251538Srpaulo infosz = MS(rxdw0, R92C_RXDW0_INFOSZ) * 8; 965251538Srpaulo 966251538Srpaulo /* Make sure everything fits in xfer. */ 967251538Srpaulo totlen = sizeof(*stat) + infosz + pktlen; 968251538Srpaulo if (totlen > len) 969251538Srpaulo break; 970251538Srpaulo 971292207Savos m = urtwn_rx_copy_to_mbuf(sc, stat, totlen); 972251538Srpaulo if (m0 == NULL) 973251538Srpaulo m0 = m; 974251538Srpaulo if (prevm == NULL) 975251538Srpaulo prevm = m; 976251538Srpaulo else { 977251538Srpaulo prevm->m_next = m; 978251538Srpaulo prevm = m; 979251538Srpaulo } 980251538Srpaulo 981251538Srpaulo /* Next chunk is 128-byte aligned. */ 982251538Srpaulo totlen = (totlen + 127) & ~127; 983251538Srpaulo buf += totlen; 984251538Srpaulo len -= totlen; 985251538Srpaulo } 986251538Srpaulo 987251538Srpaulo return (m0); 988251538Srpaulo} 989251538Srpaulo 990251538Srpaulostatic void 991292167Savosurtwn_r88e_ratectl_tx_complete(struct urtwn_softc *sc, void *arg) 992292167Savos{ 993292167Savos struct r88e_tx_rpt_ccx *rpt = arg; 994292167Savos struct ieee80211vap *vap; 995292167Savos struct ieee80211_node *ni; 996292167Savos uint8_t macid; 997292167Savos int ntries; 998292167Savos 999292167Savos macid = MS(rpt->rptb1, R88E_RPTB1_MACID); 1000292167Savos ntries = MS(rpt->rptb2, R88E_RPTB2_RETRY_CNT); 1001292167Savos 1002292167Savos URTWN_NT_LOCK(sc); 1003292167Savos ni = sc->node_list[macid]; 1004292167Savos if (ni != NULL) { 1005292167Savos vap = ni->ni_vap; 1006294471Savos URTWN_DPRINTF(sc, URTWN_DEBUG_INTR, "%s: frame for macid %d was" 1007294471Savos "%s sent (%d retries)\n", __func__, macid, 1008294471Savos (rpt->rptb1 & R88E_RPTB1_PKT_OK) ? "" : " not", 1009294471Savos ntries); 1010292167Savos 1011292167Savos if (rpt->rptb1 & R88E_RPTB1_PKT_OK) { 1012292167Savos ieee80211_ratectl_tx_complete(vap, ni, 1013292167Savos IEEE80211_RATECTL_TX_SUCCESS, &ntries, NULL); 1014292167Savos } else { 1015292167Savos ieee80211_ratectl_tx_complete(vap, ni, 1016292167Savos IEEE80211_RATECTL_TX_FAILURE, &ntries, NULL); 1017292167Savos } 1018294471Savos } else { 1019294471Savos URTWN_DPRINTF(sc, URTWN_DEBUG_INTR, "%s: macid %d, ni is NULL\n", 1020294471Savos __func__, macid); 1021294471Savos } 1022292167Savos URTWN_NT_UNLOCK(sc); 1023292167Savos} 1024292167Savos 1025292207Savosstatic struct ieee80211_node * 1026292207Savosurtwn_rx_frame(struct urtwn_softc *sc, struct mbuf *m, int8_t *rssi_p) 1027292207Savos{ 1028292207Savos struct ieee80211com *ic = &sc->sc_ic; 1029292207Savos struct ieee80211_frame_min *wh; 1030292207Savos struct r92c_rx_stat *stat; 1031292207Savos uint32_t rxdw0, rxdw3; 1032292207Savos uint8_t rate, cipher; 1033297910Sadrian int8_t rssi = -127; 1034292207Savos int infosz; 1035292207Savos 1036292207Savos stat = mtod(m, struct r92c_rx_stat *); 1037292207Savos rxdw0 = le32toh(stat->rxdw0); 1038292207Savos rxdw3 = le32toh(stat->rxdw3); 1039292207Savos 1040292207Savos rate = MS(rxdw3, R92C_RXDW3_RATE); 1041292207Savos cipher = MS(rxdw0, R92C_RXDW0_CIPHER); 1042292207Savos infosz = MS(rxdw0, R92C_RXDW0_INFOSZ) * 8; 1043292207Savos 1044292207Savos /* Get RSSI from PHY status descriptor if present. */ 1045292207Savos if (infosz != 0 && (rxdw0 & R92C_RXDW0_PHYST)) { 1046292207Savos if (sc->chip & URTWN_CHIP_88E) 1047292207Savos rssi = urtwn_r88e_get_rssi(sc, rate, &stat[1]); 1048292207Savos else 1049292207Savos rssi = urtwn_get_rssi(sc, rate, &stat[1]); 1050297910Sadrian URTWN_DPRINTF(sc, URTWN_DEBUG_RSSI, "%s: rssi=%d\n", __func__, rssi); 1051292207Savos /* Update our average RSSI. */ 1052292207Savos urtwn_update_avgrssi(sc, rate, rssi); 1053292207Savos } 1054292207Savos 1055292207Savos if (ieee80211_radiotap_active(ic)) { 1056292207Savos struct urtwn_rx_radiotap_header *tap = &sc->sc_rxtap; 1057292207Savos 1058292207Savos tap->wr_flags = 0; 1059292207Savos 1060292207Savos urtwn_get_tsf(sc, &tap->wr_tsft); 1061292207Savos if (__predict_false(le32toh((uint32_t)tap->wr_tsft) < 1062292207Savos le32toh(stat->rxdw5))) { 1063292207Savos tap->wr_tsft = le32toh(tap->wr_tsft >> 32) - 1; 1064292207Savos tap->wr_tsft = (uint64_t)htole32(tap->wr_tsft) << 32; 1065292207Savos } else 1066292207Savos tap->wr_tsft &= 0xffffffff00000000; 1067292207Savos tap->wr_tsft += stat->rxdw5; 1068292207Savos 1069297175Sadrian /* XXX 20/40? */ 1070297175Sadrian /* XXX shortgi? */ 1071297175Sadrian 1072292207Savos /* Map HW rate index to 802.11 rate. */ 1073292207Savos if (!(rxdw3 & R92C_RXDW3_HT)) { 1074292207Savos tap->wr_rate = ridx2rate[rate]; 1075292207Savos } else if (rate >= 12) { /* MCS0~15. */ 1076292207Savos /* Bit 7 set means HT MCS instead of rate. */ 1077292207Savos tap->wr_rate = 0x80 | (rate - 12); 1078292207Savos } 1079297910Sadrian 1080297910Sadrian /* XXX TODO: this isn't right; should use the last good RSSI */ 1081292207Savos tap->wr_dbm_antsignal = rssi; 1082292207Savos tap->wr_dbm_antnoise = URTWN_NOISE_FLOOR; 1083292207Savos } 1084292207Savos 1085292207Savos *rssi_p = rssi; 1086292207Savos 1087292207Savos /* Drop descriptor. */ 1088292207Savos m_adj(m, sizeof(*stat) + infosz); 1089292207Savos wh = mtod(m, struct ieee80211_frame_min *); 1090292207Savos 1091292207Savos if ((wh->i_fc[1] & IEEE80211_FC1_PROTECTED) && 1092292207Savos cipher != R92C_CAM_ALGO_NONE) { 1093292207Savos m->m_flags |= M_WEP; 1094292207Savos } 1095292207Savos 1096292207Savos if (m->m_len >= sizeof(*wh)) 1097292207Savos return (ieee80211_find_rxnode(ic, wh)); 1098292207Savos 1099292207Savos return (NULL); 1100292207Savos} 1101292207Savos 1102292167Savosstatic void 1103251538Srpaulourtwn_bulk_rx_callback(struct usb_xfer *xfer, usb_error_t error) 1104251538Srpaulo{ 1105251538Srpaulo struct urtwn_softc *sc = usbd_xfer_softc(xfer); 1106287197Sglebius struct ieee80211com *ic = &sc->sc_ic; 1107251538Srpaulo struct ieee80211_node *ni; 1108251538Srpaulo struct mbuf *m = NULL, *next; 1109251538Srpaulo struct urtwn_data *data; 1110292207Savos int8_t nf, rssi; 1111251538Srpaulo 1112251538Srpaulo URTWN_ASSERT_LOCKED(sc); 1113251538Srpaulo 1114251538Srpaulo switch (USB_GET_STATE(xfer)) { 1115251538Srpaulo case USB_ST_TRANSFERRED: 1116251538Srpaulo data = STAILQ_FIRST(&sc->sc_rx_active); 1117251538Srpaulo if (data == NULL) 1118251538Srpaulo goto tr_setup; 1119251538Srpaulo STAILQ_REMOVE_HEAD(&sc->sc_rx_active, next); 1120292207Savos m = urtwn_report_intr(xfer, data); 1121251538Srpaulo STAILQ_INSERT_TAIL(&sc->sc_rx_inactive, data, next); 1122251538Srpaulo /* FALLTHROUGH */ 1123251538Srpaulo case USB_ST_SETUP: 1124251538Srpaulotr_setup: 1125251538Srpaulo data = STAILQ_FIRST(&sc->sc_rx_inactive); 1126251538Srpaulo if (data == NULL) { 1127251538Srpaulo KASSERT(m == NULL, ("mbuf isn't NULL")); 1128297596Sadrian goto finish; 1129251538Srpaulo } 1130251538Srpaulo STAILQ_REMOVE_HEAD(&sc->sc_rx_inactive, next); 1131251538Srpaulo STAILQ_INSERT_TAIL(&sc->sc_rx_active, data, next); 1132251538Srpaulo usbd_xfer_set_frame_data(xfer, 0, data->buf, 1133251538Srpaulo usbd_xfer_max_len(xfer)); 1134251538Srpaulo usbd_transfer_submit(xfer); 1135251538Srpaulo 1136251538Srpaulo /* 1137251538Srpaulo * To avoid LOR we should unlock our private mutex here to call 1138251538Srpaulo * ieee80211_input() because here is at the end of a USB 1139251538Srpaulo * callback and safe to unlock. 1140251538Srpaulo */ 1141251538Srpaulo while (m != NULL) { 1142251538Srpaulo next = m->m_next; 1143251538Srpaulo m->m_next = NULL; 1144292207Savos 1145292207Savos ni = urtwn_rx_frame(sc, m, &rssi); 1146297910Sadrian 1147297910Sadrian /* Store a global last-good RSSI */ 1148297910Sadrian if (rssi != -127) 1149297910Sadrian sc->last_rssi = rssi; 1150297910Sadrian 1151292207Savos URTWN_UNLOCK(sc); 1152292207Savos 1153251538Srpaulo nf = URTWN_NOISE_FLOOR; 1154251538Srpaulo if (ni != NULL) { 1155297910Sadrian if (rssi != -127) 1156297910Sadrian URTWN_NODE(ni)->last_rssi = rssi; 1157297175Sadrian if (ni->ni_flags & IEEE80211_NODE_HT) 1158297175Sadrian m->m_flags |= M_AMPDU; 1159297910Sadrian (void)ieee80211_input(ni, m, 1160297910Sadrian URTWN_NODE(ni)->last_rssi - nf, nf); 1161251538Srpaulo ieee80211_free_node(ni); 1162289799Savos } else { 1163297910Sadrian /* Use last good global RSSI */ 1164297910Sadrian (void)ieee80211_input_all(ic, m, 1165297910Sadrian sc->last_rssi - nf, nf); 1166289799Savos } 1167292207Savos URTWN_LOCK(sc); 1168251538Srpaulo m = next; 1169251538Srpaulo } 1170251538Srpaulo break; 1171251538Srpaulo default: 1172251538Srpaulo /* needs it to the inactive queue due to a error. */ 1173251538Srpaulo data = STAILQ_FIRST(&sc->sc_rx_active); 1174251538Srpaulo if (data != NULL) { 1175251538Srpaulo STAILQ_REMOVE_HEAD(&sc->sc_rx_active, next); 1176251538Srpaulo STAILQ_INSERT_TAIL(&sc->sc_rx_inactive, data, next); 1177251538Srpaulo } 1178251538Srpaulo if (error != USB_ERR_CANCELLED) { 1179251538Srpaulo usbd_xfer_set_stall(xfer); 1180287197Sglebius counter_u64_add(ic->ic_ierrors, 1); 1181251538Srpaulo goto tr_setup; 1182251538Srpaulo } 1183251538Srpaulo break; 1184251538Srpaulo } 1185297596Sadrianfinish: 1186297596Sadrian /* Finished receive; age anything left on the FF queue by a little bump */ 1187297596Sadrian /* 1188297596Sadrian * XXX TODO: just make this a callout timer schedule so we can 1189297596Sadrian * flush the FF staging queue if we're approaching idle. 1190297596Sadrian */ 1191297596Sadrian#ifdef IEEE80211_SUPPORT_SUPERG 1192297596Sadrian URTWN_UNLOCK(sc); 1193297596Sadrian ieee80211_ff_age_all(ic, 1); 1194297596Sadrian URTWN_LOCK(sc); 1195297596Sadrian#endif 1196297596Sadrian 1197297596Sadrian /* Kick-start more transmit in case we stalled */ 1198297596Sadrian urtwn_start(sc); 1199251538Srpaulo} 1200251538Srpaulo 1201251538Srpaulostatic void 1202289891Savosurtwn_txeof(struct urtwn_softc *sc, struct urtwn_data *data, int status) 1203251538Srpaulo{ 1204251538Srpaulo 1205251538Srpaulo URTWN_ASSERT_LOCKED(sc); 1206289891Savos 1207290631Savos if (data->ni != NULL) /* not a beacon frame */ 1208290631Savos ieee80211_tx_complete(data->ni, data->m, status); 1209289891Savos 1210297596Sadrian if (sc->sc_tx_n_active > 0) 1211297596Sadrian sc->sc_tx_n_active--; 1212297596Sadrian 1213287197Sglebius data->ni = NULL; 1214287197Sglebius data->m = NULL; 1215289891Savos 1216251538Srpaulo sc->sc_txtimer = 0; 1217289891Savos 1218289891Savos STAILQ_INSERT_TAIL(&sc->sc_tx_inactive, data, next); 1219251538Srpaulo} 1220251538Srpaulo 1221289066Skevlostatic int 1222289066Skevlourtwn_alloc_list(struct urtwn_softc *sc, struct urtwn_data data[], 1223289066Skevlo int ndata, int maxsz) 1224289066Skevlo{ 1225289066Skevlo int i, error; 1226289066Skevlo 1227289066Skevlo for (i = 0; i < ndata; i++) { 1228289066Skevlo struct urtwn_data *dp = &data[i]; 1229289066Skevlo dp->sc = sc; 1230289066Skevlo dp->m = NULL; 1231289066Skevlo dp->buf = malloc(maxsz, M_USBDEV, M_NOWAIT); 1232289066Skevlo if (dp->buf == NULL) { 1233289066Skevlo device_printf(sc->sc_dev, 1234289066Skevlo "could not allocate buffer\n"); 1235289066Skevlo error = ENOMEM; 1236289066Skevlo goto fail; 1237289066Skevlo } 1238289066Skevlo dp->ni = NULL; 1239289066Skevlo } 1240289066Skevlo 1241289066Skevlo return (0); 1242289066Skevlofail: 1243289066Skevlo urtwn_free_list(sc, data, ndata); 1244289066Skevlo return (error); 1245289066Skevlo} 1246289066Skevlo 1247289066Skevlostatic int 1248289066Skevlourtwn_alloc_rx_list(struct urtwn_softc *sc) 1249289066Skevlo{ 1250289066Skevlo int error, i; 1251289066Skevlo 1252289066Skevlo error = urtwn_alloc_list(sc, sc->sc_rx, URTWN_RX_LIST_COUNT, 1253289066Skevlo URTWN_RXBUFSZ); 1254289066Skevlo if (error != 0) 1255289066Skevlo return (error); 1256289066Skevlo 1257289066Skevlo STAILQ_INIT(&sc->sc_rx_active); 1258289066Skevlo STAILQ_INIT(&sc->sc_rx_inactive); 1259289066Skevlo 1260289066Skevlo for (i = 0; i < URTWN_RX_LIST_COUNT; i++) 1261289066Skevlo STAILQ_INSERT_HEAD(&sc->sc_rx_inactive, &sc->sc_rx[i], next); 1262289066Skevlo 1263289066Skevlo return (0); 1264289066Skevlo} 1265289066Skevlo 1266289066Skevlostatic int 1267289066Skevlourtwn_alloc_tx_list(struct urtwn_softc *sc) 1268289066Skevlo{ 1269289066Skevlo int error, i; 1270289066Skevlo 1271289066Skevlo error = urtwn_alloc_list(sc, sc->sc_tx, URTWN_TX_LIST_COUNT, 1272289066Skevlo URTWN_TXBUFSZ); 1273289066Skevlo if (error != 0) 1274289066Skevlo return (error); 1275289066Skevlo 1276289066Skevlo STAILQ_INIT(&sc->sc_tx_active); 1277289066Skevlo STAILQ_INIT(&sc->sc_tx_inactive); 1278289066Skevlo STAILQ_INIT(&sc->sc_tx_pending); 1279289066Skevlo 1280289066Skevlo for (i = 0; i < URTWN_TX_LIST_COUNT; i++) 1281289066Skevlo STAILQ_INSERT_HEAD(&sc->sc_tx_inactive, &sc->sc_tx[i], next); 1282289066Skevlo 1283289066Skevlo return (0); 1284289066Skevlo} 1285289066Skevlo 1286251538Srpaulostatic void 1287289066Skevlourtwn_free_list(struct urtwn_softc *sc, struct urtwn_data data[], int ndata) 1288289066Skevlo{ 1289289066Skevlo int i; 1290289066Skevlo 1291289066Skevlo for (i = 0; i < ndata; i++) { 1292289066Skevlo struct urtwn_data *dp = &data[i]; 1293289066Skevlo 1294289066Skevlo if (dp->buf != NULL) { 1295289066Skevlo free(dp->buf, M_USBDEV); 1296289066Skevlo dp->buf = NULL; 1297289066Skevlo } 1298289066Skevlo if (dp->ni != NULL) { 1299289066Skevlo ieee80211_free_node(dp->ni); 1300289066Skevlo dp->ni = NULL; 1301289066Skevlo } 1302289066Skevlo } 1303289066Skevlo} 1304289066Skevlo 1305289066Skevlostatic void 1306289066Skevlourtwn_free_rx_list(struct urtwn_softc *sc) 1307289066Skevlo{ 1308289066Skevlo urtwn_free_list(sc, sc->sc_rx, URTWN_RX_LIST_COUNT); 1309289066Skevlo} 1310289066Skevlo 1311289066Skevlostatic void 1312289066Skevlourtwn_free_tx_list(struct urtwn_softc *sc) 1313289066Skevlo{ 1314289066Skevlo urtwn_free_list(sc, sc->sc_tx, URTWN_TX_LIST_COUNT); 1315289066Skevlo} 1316289066Skevlo 1317289066Skevlostatic void 1318251538Srpaulourtwn_bulk_tx_callback(struct usb_xfer *xfer, usb_error_t error) 1319251538Srpaulo{ 1320251538Srpaulo struct urtwn_softc *sc = usbd_xfer_softc(xfer); 1321297596Sadrian#ifdef IEEE80211_SUPPORT_SUPERG 1322297596Sadrian struct ieee80211com *ic = &sc->sc_ic; 1323297596Sadrian#endif 1324251538Srpaulo struct urtwn_data *data; 1325251538Srpaulo 1326251538Srpaulo URTWN_ASSERT_LOCKED(sc); 1327251538Srpaulo 1328251538Srpaulo switch (USB_GET_STATE(xfer)){ 1329251538Srpaulo case USB_ST_TRANSFERRED: 1330251538Srpaulo data = STAILQ_FIRST(&sc->sc_tx_active); 1331251538Srpaulo if (data == NULL) 1332251538Srpaulo goto tr_setup; 1333251538Srpaulo STAILQ_REMOVE_HEAD(&sc->sc_tx_active, next); 1334289891Savos urtwn_txeof(sc, data, 0); 1335251538Srpaulo /* FALLTHROUGH */ 1336251538Srpaulo case USB_ST_SETUP: 1337251538Srpaulotr_setup: 1338251538Srpaulo data = STAILQ_FIRST(&sc->sc_tx_pending); 1339251538Srpaulo if (data == NULL) { 1340294471Savos URTWN_DPRINTF(sc, URTWN_DEBUG_XMIT, 1341294471Savos "%s: empty pending queue\n", __func__); 1342297596Sadrian sc->sc_tx_n_active = 0; 1343288353Sadrian goto finish; 1344251538Srpaulo } 1345251538Srpaulo STAILQ_REMOVE_HEAD(&sc->sc_tx_pending, next); 1346251538Srpaulo STAILQ_INSERT_TAIL(&sc->sc_tx_active, data, next); 1347251538Srpaulo usbd_xfer_set_frame_data(xfer, 0, data->buf, data->buflen); 1348251538Srpaulo usbd_transfer_submit(xfer); 1349297596Sadrian sc->sc_tx_n_active++; 1350251538Srpaulo break; 1351251538Srpaulo default: 1352251538Srpaulo data = STAILQ_FIRST(&sc->sc_tx_active); 1353251538Srpaulo if (data == NULL) 1354251538Srpaulo goto tr_setup; 1355289891Savos STAILQ_REMOVE_HEAD(&sc->sc_tx_active, next); 1356289891Savos urtwn_txeof(sc, data, 1); 1357251538Srpaulo if (error != USB_ERR_CANCELLED) { 1358251538Srpaulo usbd_xfer_set_stall(xfer); 1359251538Srpaulo goto tr_setup; 1360251538Srpaulo } 1361251538Srpaulo break; 1362251538Srpaulo } 1363288353Sadrianfinish: 1364297596Sadrian#ifdef IEEE80211_SUPPORT_SUPERG 1365297596Sadrian /* 1366297596Sadrian * If the TX active queue drops below a certain 1367297596Sadrian * threshold, ensure we age fast-frames out so they're 1368297596Sadrian * transmitted. 1369297596Sadrian */ 1370297596Sadrian if (sc->sc_tx_n_active <= 1) { 1371297596Sadrian /* XXX ew - net80211 should defer this for us! */ 1372297596Sadrian 1373297596Sadrian /* 1374297596Sadrian * Note: this sc_tx_n_active currently tracks 1375297596Sadrian * the number of pending transmit submissions 1376297596Sadrian * and not the actual depth of the TX frames 1377297596Sadrian * pending to the hardware. That means that 1378297596Sadrian * we're going to end up with some sub-optimal 1379297596Sadrian * aggregation behaviour. 1380297596Sadrian */ 1381297596Sadrian /* 1382297596Sadrian * XXX TODO: just make this a callout timer schedule so we can 1383297596Sadrian * flush the FF staging queue if we're approaching idle. 1384297596Sadrian */ 1385297596Sadrian URTWN_UNLOCK(sc); 1386297596Sadrian ieee80211_ff_flush(ic, WME_AC_VO); 1387297596Sadrian ieee80211_ff_flush(ic, WME_AC_VI); 1388297596Sadrian ieee80211_ff_flush(ic, WME_AC_BE); 1389297596Sadrian ieee80211_ff_flush(ic, WME_AC_BK); 1390297596Sadrian URTWN_LOCK(sc); 1391297596Sadrian } 1392297596Sadrian#endif 1393288353Sadrian /* Kick-start more transmit */ 1394288353Sadrian urtwn_start(sc); 1395251538Srpaulo} 1396251538Srpaulo 1397251538Srpaulostatic struct urtwn_data * 1398251538Srpaulo_urtwn_getbuf(struct urtwn_softc *sc) 1399251538Srpaulo{ 1400251538Srpaulo struct urtwn_data *bf; 1401251538Srpaulo 1402251538Srpaulo bf = STAILQ_FIRST(&sc->sc_tx_inactive); 1403251538Srpaulo if (bf != NULL) 1404251538Srpaulo STAILQ_REMOVE_HEAD(&sc->sc_tx_inactive, next); 1405294471Savos else { 1406294471Savos URTWN_DPRINTF(sc, URTWN_DEBUG_XMIT, 1407294471Savos "%s: out of xmit buffers\n", __func__); 1408294471Savos } 1409251538Srpaulo return (bf); 1410251538Srpaulo} 1411251538Srpaulo 1412251538Srpaulostatic struct urtwn_data * 1413251538Srpaulourtwn_getbuf(struct urtwn_softc *sc) 1414251538Srpaulo{ 1415251538Srpaulo struct urtwn_data *bf; 1416251538Srpaulo 1417251538Srpaulo URTWN_ASSERT_LOCKED(sc); 1418251538Srpaulo 1419251538Srpaulo bf = _urtwn_getbuf(sc); 1420294471Savos if (bf == NULL) { 1421294471Savos URTWN_DPRINTF(sc, URTWN_DEBUG_XMIT, "%s: stop queue\n", 1422294471Savos __func__); 1423294471Savos } 1424251538Srpaulo return (bf); 1425251538Srpaulo} 1426251538Srpaulo 1427291698Savosstatic usb_error_t 1428251538Srpaulourtwn_write_region_1(struct urtwn_softc *sc, uint16_t addr, uint8_t *buf, 1429251538Srpaulo int len) 1430251538Srpaulo{ 1431251538Srpaulo usb_device_request_t req; 1432251538Srpaulo 1433251538Srpaulo req.bmRequestType = UT_WRITE_VENDOR_DEVICE; 1434251538Srpaulo req.bRequest = R92C_REQ_REGS; 1435251538Srpaulo USETW(req.wValue, addr); 1436251538Srpaulo USETW(req.wIndex, 0); 1437251538Srpaulo USETW(req.wLength, len); 1438251538Srpaulo return (urtwn_do_request(sc, &req, buf)); 1439251538Srpaulo} 1440251538Srpaulo 1441291698Savosstatic usb_error_t 1442251538Srpaulourtwn_write_1(struct urtwn_softc *sc, uint16_t addr, uint8_t val) 1443251538Srpaulo{ 1444291698Savos return (urtwn_write_region_1(sc, addr, &val, sizeof(val))); 1445251538Srpaulo} 1446251538Srpaulo 1447291698Savosstatic usb_error_t 1448251538Srpaulourtwn_write_2(struct urtwn_softc *sc, uint16_t addr, uint16_t val) 1449251538Srpaulo{ 1450251538Srpaulo val = htole16(val); 1451291698Savos return (urtwn_write_region_1(sc, addr, (uint8_t *)&val, sizeof(val))); 1452251538Srpaulo} 1453251538Srpaulo 1454291698Savosstatic usb_error_t 1455251538Srpaulourtwn_write_4(struct urtwn_softc *sc, uint16_t addr, uint32_t val) 1456251538Srpaulo{ 1457251538Srpaulo val = htole32(val); 1458291698Savos return (urtwn_write_region_1(sc, addr, (uint8_t *)&val, sizeof(val))); 1459251538Srpaulo} 1460251538Srpaulo 1461291698Savosstatic usb_error_t 1462251538Srpaulourtwn_read_region_1(struct urtwn_softc *sc, uint16_t addr, uint8_t *buf, 1463251538Srpaulo int len) 1464251538Srpaulo{ 1465251538Srpaulo usb_device_request_t req; 1466251538Srpaulo 1467251538Srpaulo req.bmRequestType = UT_READ_VENDOR_DEVICE; 1468251538Srpaulo req.bRequest = R92C_REQ_REGS; 1469251538Srpaulo USETW(req.wValue, addr); 1470251538Srpaulo USETW(req.wIndex, 0); 1471251538Srpaulo USETW(req.wLength, len); 1472251538Srpaulo return (urtwn_do_request(sc, &req, buf)); 1473251538Srpaulo} 1474251538Srpaulo 1475251538Srpaulostatic uint8_t 1476251538Srpaulourtwn_read_1(struct urtwn_softc *sc, uint16_t addr) 1477251538Srpaulo{ 1478251538Srpaulo uint8_t val; 1479251538Srpaulo 1480251538Srpaulo if (urtwn_read_region_1(sc, addr, &val, 1) != 0) 1481251538Srpaulo return (0xff); 1482251538Srpaulo return (val); 1483251538Srpaulo} 1484251538Srpaulo 1485251538Srpaulostatic uint16_t 1486251538Srpaulourtwn_read_2(struct urtwn_softc *sc, uint16_t addr) 1487251538Srpaulo{ 1488251538Srpaulo uint16_t val; 1489251538Srpaulo 1490251538Srpaulo if (urtwn_read_region_1(sc, addr, (uint8_t *)&val, 2) != 0) 1491251538Srpaulo return (0xffff); 1492251538Srpaulo return (le16toh(val)); 1493251538Srpaulo} 1494251538Srpaulo 1495251538Srpaulostatic uint32_t 1496251538Srpaulourtwn_read_4(struct urtwn_softc *sc, uint16_t addr) 1497251538Srpaulo{ 1498251538Srpaulo uint32_t val; 1499251538Srpaulo 1500251538Srpaulo if (urtwn_read_region_1(sc, addr, (uint8_t *)&val, 4) != 0) 1501251538Srpaulo return (0xffffffff); 1502251538Srpaulo return (le32toh(val)); 1503251538Srpaulo} 1504251538Srpaulo 1505251538Srpaulostatic int 1506251538Srpaulourtwn_fw_cmd(struct urtwn_softc *sc, uint8_t id, const void *buf, int len) 1507251538Srpaulo{ 1508251538Srpaulo struct r92c_fw_cmd cmd; 1509291698Savos usb_error_t error; 1510251538Srpaulo int ntries; 1511251538Srpaulo 1512295871Savos if (!(sc->sc_flags & URTWN_FW_LOADED)) { 1513295871Savos URTWN_DPRINTF(sc, URTWN_DEBUG_FIRMWARE, "%s: firmware " 1514295871Savos "was not loaded; command (id %d) will be discarded\n", 1515295871Savos __func__, id); 1516295871Savos return (0); 1517295871Savos } 1518295871Savos 1519251538Srpaulo /* Wait for current FW box to be empty. */ 1520251538Srpaulo for (ntries = 0; ntries < 100; ntries++) { 1521251538Srpaulo if (!(urtwn_read_1(sc, R92C_HMETFR) & (1 << sc->fwcur))) 1522251538Srpaulo break; 1523266472Shselasky urtwn_ms_delay(sc); 1524251538Srpaulo } 1525251538Srpaulo if (ntries == 100) { 1526251538Srpaulo device_printf(sc->sc_dev, 1527251538Srpaulo "could not send firmware command\n"); 1528251538Srpaulo return (ETIMEDOUT); 1529251538Srpaulo } 1530251538Srpaulo memset(&cmd, 0, sizeof(cmd)); 1531251538Srpaulo cmd.id = id; 1532251538Srpaulo if (len > 3) 1533251538Srpaulo cmd.id |= R92C_CMD_FLAG_EXT; 1534251538Srpaulo KASSERT(len <= sizeof(cmd.msg), ("urtwn_fw_cmd\n")); 1535251538Srpaulo memcpy(cmd.msg, buf, len); 1536251538Srpaulo 1537251538Srpaulo /* Write the first word last since that will trigger the FW. */ 1538291698Savos error = urtwn_write_region_1(sc, R92C_HMEBOX_EXT(sc->fwcur), 1539251538Srpaulo (uint8_t *)&cmd + 4, 2); 1540291698Savos if (error != USB_ERR_NORMAL_COMPLETION) 1541291698Savos return (EIO); 1542291698Savos error = urtwn_write_region_1(sc, R92C_HMEBOX(sc->fwcur), 1543251538Srpaulo (uint8_t *)&cmd + 0, 4); 1544291698Savos if (error != USB_ERR_NORMAL_COMPLETION) 1545291698Savos return (EIO); 1546251538Srpaulo 1547251538Srpaulo sc->fwcur = (sc->fwcur + 1) % R92C_H2C_NBOX; 1548251538Srpaulo return (0); 1549251538Srpaulo} 1550251538Srpaulo 1551292174Savosstatic void 1552292174Savosurtwn_cmdq_cb(void *arg, int pending) 1553292174Savos{ 1554292174Savos struct urtwn_softc *sc = arg; 1555292174Savos struct urtwn_cmdq *item; 1556292174Savos 1557292174Savos /* 1558292174Savos * Device must be powered on (via urtwn_power_on()) 1559292174Savos * before any command may be sent. 1560292174Savos */ 1561292174Savos URTWN_LOCK(sc); 1562292174Savos if (!(sc->sc_flags & URTWN_RUNNING)) { 1563292174Savos URTWN_UNLOCK(sc); 1564292174Savos return; 1565292174Savos } 1566292174Savos 1567292174Savos URTWN_CMDQ_LOCK(sc); 1568292174Savos while (sc->cmdq[sc->cmdq_first].func != NULL) { 1569292174Savos item = &sc->cmdq[sc->cmdq_first]; 1570292174Savos sc->cmdq_first = (sc->cmdq_first + 1) % URTWN_CMDQ_SIZE; 1571292174Savos URTWN_CMDQ_UNLOCK(sc); 1572292174Savos 1573292174Savos item->func(sc, &item->data); 1574292174Savos 1575292174Savos URTWN_CMDQ_LOCK(sc); 1576292174Savos memset(item, 0, sizeof (*item)); 1577292174Savos } 1578292174Savos URTWN_CMDQ_UNLOCK(sc); 1579292174Savos URTWN_UNLOCK(sc); 1580292174Savos} 1581292174Savos 1582292174Savosstatic int 1583292174Savosurtwn_cmd_sleepable(struct urtwn_softc *sc, const void *ptr, size_t len, 1584292174Savos CMD_FUNC_PROTO) 1585292174Savos{ 1586292174Savos struct ieee80211com *ic = &sc->sc_ic; 1587292174Savos 1588292174Savos KASSERT(len <= sizeof(union sec_param), ("buffer overflow")); 1589292174Savos 1590292174Savos URTWN_CMDQ_LOCK(sc); 1591292174Savos if (sc->cmdq[sc->cmdq_last].func != NULL) { 1592292174Savos device_printf(sc->sc_dev, "%s: cmdq overflow\n", __func__); 1593292174Savos URTWN_CMDQ_UNLOCK(sc); 1594292174Savos 1595292174Savos return (EAGAIN); 1596292174Savos } 1597292174Savos 1598292174Savos if (ptr != NULL) 1599292174Savos memcpy(&sc->cmdq[sc->cmdq_last].data, ptr, len); 1600292174Savos sc->cmdq[sc->cmdq_last].func = func; 1601292174Savos sc->cmdq_last = (sc->cmdq_last + 1) % URTWN_CMDQ_SIZE; 1602292174Savos URTWN_CMDQ_UNLOCK(sc); 1603292174Savos 1604292174Savos ieee80211_runtask(ic, &sc->cmdq_task); 1605292174Savos 1606292174Savos return (0); 1607292174Savos} 1608292174Savos 1609264912Skevlostatic __inline void 1610251538Srpaulourtwn_rf_write(struct urtwn_softc *sc, int chain, uint8_t addr, uint32_t val) 1611251538Srpaulo{ 1612264912Skevlo 1613264912Skevlo sc->sc_rf_write(sc, chain, addr, val); 1614264912Skevlo} 1615264912Skevlo 1616264912Skevlostatic void 1617264912Skevlourtwn_r92c_rf_write(struct urtwn_softc *sc, int chain, uint8_t addr, 1618264912Skevlo uint32_t val) 1619264912Skevlo{ 1620251538Srpaulo urtwn_bb_write(sc, R92C_LSSI_PARAM(chain), 1621251538Srpaulo SM(R92C_LSSI_PARAM_ADDR, addr) | 1622251538Srpaulo SM(R92C_LSSI_PARAM_DATA, val)); 1623251538Srpaulo} 1624251538Srpaulo 1625264912Skevlostatic void 1626264912Skevlourtwn_r88e_rf_write(struct urtwn_softc *sc, int chain, uint8_t addr, 1627264912Skevlouint32_t val) 1628264912Skevlo{ 1629264912Skevlo urtwn_bb_write(sc, R92C_LSSI_PARAM(chain), 1630264912Skevlo SM(R88E_LSSI_PARAM_ADDR, addr) | 1631264912Skevlo SM(R92C_LSSI_PARAM_DATA, val)); 1632264912Skevlo} 1633264912Skevlo 1634251538Srpaulostatic uint32_t 1635251538Srpaulourtwn_rf_read(struct urtwn_softc *sc, int chain, uint8_t addr) 1636251538Srpaulo{ 1637251538Srpaulo uint32_t reg[R92C_MAX_CHAINS], val; 1638251538Srpaulo 1639251538Srpaulo reg[0] = urtwn_bb_read(sc, R92C_HSSI_PARAM2(0)); 1640251538Srpaulo if (chain != 0) 1641251538Srpaulo reg[chain] = urtwn_bb_read(sc, R92C_HSSI_PARAM2(chain)); 1642251538Srpaulo 1643251538Srpaulo urtwn_bb_write(sc, R92C_HSSI_PARAM2(0), 1644251538Srpaulo reg[0] & ~R92C_HSSI_PARAM2_READ_EDGE); 1645266472Shselasky urtwn_ms_delay(sc); 1646251538Srpaulo 1647251538Srpaulo urtwn_bb_write(sc, R92C_HSSI_PARAM2(chain), 1648251538Srpaulo RW(reg[chain], R92C_HSSI_PARAM2_READ_ADDR, addr) | 1649251538Srpaulo R92C_HSSI_PARAM2_READ_EDGE); 1650266472Shselasky urtwn_ms_delay(sc); 1651251538Srpaulo 1652251538Srpaulo urtwn_bb_write(sc, R92C_HSSI_PARAM2(0), 1653251538Srpaulo reg[0] | R92C_HSSI_PARAM2_READ_EDGE); 1654266472Shselasky urtwn_ms_delay(sc); 1655251538Srpaulo 1656251538Srpaulo if (urtwn_bb_read(sc, R92C_HSSI_PARAM1(chain)) & R92C_HSSI_PARAM1_PI) 1657251538Srpaulo val = urtwn_bb_read(sc, R92C_HSPI_READBACK(chain)); 1658251538Srpaulo else 1659251538Srpaulo val = urtwn_bb_read(sc, R92C_LSSI_READBACK(chain)); 1660251538Srpaulo return (MS(val, R92C_LSSI_READBACK_DATA)); 1661251538Srpaulo} 1662251538Srpaulo 1663251538Srpaulostatic int 1664251538Srpaulourtwn_llt_write(struct urtwn_softc *sc, uint32_t addr, uint32_t data) 1665251538Srpaulo{ 1666291698Savos usb_error_t error; 1667251538Srpaulo int ntries; 1668251538Srpaulo 1669291698Savos error = urtwn_write_4(sc, R92C_LLT_INIT, 1670251538Srpaulo SM(R92C_LLT_INIT_OP, R92C_LLT_INIT_OP_WRITE) | 1671251538Srpaulo SM(R92C_LLT_INIT_ADDR, addr) | 1672251538Srpaulo SM(R92C_LLT_INIT_DATA, data)); 1673291698Savos if (error != USB_ERR_NORMAL_COMPLETION) 1674291698Savos return (EIO); 1675251538Srpaulo /* Wait for write operation to complete. */ 1676251538Srpaulo for (ntries = 0; ntries < 20; ntries++) { 1677251538Srpaulo if (MS(urtwn_read_4(sc, R92C_LLT_INIT), R92C_LLT_INIT_OP) == 1678251538Srpaulo R92C_LLT_INIT_OP_NO_ACTIVE) 1679251538Srpaulo return (0); 1680266472Shselasky urtwn_ms_delay(sc); 1681251538Srpaulo } 1682251538Srpaulo return (ETIMEDOUT); 1683251538Srpaulo} 1684251538Srpaulo 1685291264Savosstatic int 1686291264Savosurtwn_efuse_read_next(struct urtwn_softc *sc, uint8_t *val) 1687251538Srpaulo{ 1688251538Srpaulo uint32_t reg; 1689291698Savos usb_error_t error; 1690251538Srpaulo int ntries; 1691251538Srpaulo 1692291264Savos if (sc->last_rom_addr >= URTWN_EFUSE_MAX_LEN) 1693291264Savos return (EFAULT); 1694291264Savos 1695251538Srpaulo reg = urtwn_read_4(sc, R92C_EFUSE_CTRL); 1696291264Savos reg = RW(reg, R92C_EFUSE_CTRL_ADDR, sc->last_rom_addr); 1697251538Srpaulo reg &= ~R92C_EFUSE_CTRL_VALID; 1698291264Savos 1699291698Savos error = urtwn_write_4(sc, R92C_EFUSE_CTRL, reg); 1700291698Savos if (error != USB_ERR_NORMAL_COMPLETION) 1701291698Savos return (EIO); 1702251538Srpaulo /* Wait for read operation to complete. */ 1703251538Srpaulo for (ntries = 0; ntries < 100; ntries++) { 1704251538Srpaulo reg = urtwn_read_4(sc, R92C_EFUSE_CTRL); 1705251538Srpaulo if (reg & R92C_EFUSE_CTRL_VALID) 1706291264Savos break; 1707266472Shselasky urtwn_ms_delay(sc); 1708251538Srpaulo } 1709291264Savos if (ntries == 100) { 1710291264Savos device_printf(sc->sc_dev, 1711291264Savos "could not read efuse byte at address 0x%x\n", 1712291264Savos sc->last_rom_addr); 1713291264Savos return (ETIMEDOUT); 1714291264Savos } 1715291264Savos 1716291264Savos *val = MS(reg, R92C_EFUSE_CTRL_DATA); 1717291264Savos sc->last_rom_addr++; 1718291264Savos 1719291264Savos return (0); 1720251538Srpaulo} 1721251538Srpaulo 1722291264Savosstatic int 1723291264Savosurtwn_efuse_read_data(struct urtwn_softc *sc, uint8_t *rom, uint8_t off, 1724291264Savos uint8_t msk) 1725291264Savos{ 1726291264Savos uint8_t reg; 1727291264Savos int i, error; 1728291264Savos 1729291264Savos for (i = 0; i < 4; i++) { 1730291264Savos if (msk & (1 << i)) 1731291264Savos continue; 1732291264Savos error = urtwn_efuse_read_next(sc, ®); 1733291264Savos if (error != 0) 1734291264Savos return (error); 1735294471Savos URTWN_DPRINTF(sc, URTWN_DEBUG_ROM, "rom[0x%03X] == 0x%02X\n", 1736294471Savos off * 8 + i * 2, reg); 1737291264Savos rom[off * 8 + i * 2 + 0] = reg; 1738291264Savos 1739291264Savos error = urtwn_efuse_read_next(sc, ®); 1740291264Savos if (error != 0) 1741291264Savos return (error); 1742294471Savos URTWN_DPRINTF(sc, URTWN_DEBUG_ROM, "rom[0x%03X] == 0x%02X\n", 1743294471Savos off * 8 + i * 2 + 1, reg); 1744291264Savos rom[off * 8 + i * 2 + 1] = reg; 1745291264Savos } 1746291264Savos 1747291264Savos return (0); 1748291264Savos} 1749291264Savos 1750294471Savos#ifdef USB_DEBUG 1751251538Srpaulostatic void 1752291264Savosurtwn_dump_rom_contents(struct urtwn_softc *sc, uint8_t *rom, uint16_t size) 1753251538Srpaulo{ 1754251538Srpaulo int i; 1755251538Srpaulo 1756291264Savos /* Dump ROM contents. */ 1757291264Savos device_printf(sc->sc_dev, "%s:", __func__); 1758291264Savos for (i = 0; i < size; i++) { 1759291264Savos if (i % 32 == 0) 1760291264Savos printf("\n%03X: ", i); 1761291264Savos else if (i % 4 == 0) 1762291264Savos printf(" "); 1763291264Savos 1764291264Savos printf("%02X", rom[i]); 1765291264Savos } 1766291264Savos printf("\n"); 1767291264Savos} 1768291264Savos#endif 1769291264Savos 1770291264Savosstatic int 1771291264Savosurtwn_efuse_read(struct urtwn_softc *sc, uint8_t *rom, uint16_t size) 1772291264Savos{ 1773291264Savos#define URTWN_CHK(res) do { \ 1774291264Savos if ((error = res) != 0) \ 1775291264Savos goto end; \ 1776291264Savos} while(0) 1777291264Savos uint8_t msk, off, reg; 1778291264Savos int error; 1779291264Savos 1780291698Savos URTWN_CHK(urtwn_efuse_switch_power(sc)); 1781264912Skevlo 1782291264Savos /* Read full ROM image. */ 1783291264Savos sc->last_rom_addr = 0; 1784291264Savos memset(rom, 0xff, size); 1785291264Savos 1786291264Savos URTWN_CHK(urtwn_efuse_read_next(sc, ®)); 1787291264Savos while (reg != 0xff) { 1788291264Savos /* check for extended header */ 1789291264Savos if ((sc->chip & URTWN_CHIP_88E) && (reg & 0x1f) == 0x0f) { 1790291264Savos off = reg >> 5; 1791291264Savos URTWN_CHK(urtwn_efuse_read_next(sc, ®)); 1792291264Savos 1793291264Savos if ((reg & 0x0f) != 0x0f) 1794291264Savos off = ((reg & 0xf0) >> 1) | off; 1795291264Savos else 1796291264Savos continue; 1797291264Savos } else 1798291264Savos off = reg >> 4; 1799251538Srpaulo msk = reg & 0xf; 1800291264Savos 1801291264Savos URTWN_CHK(urtwn_efuse_read_data(sc, rom, off, msk)); 1802291264Savos URTWN_CHK(urtwn_efuse_read_next(sc, ®)); 1803251538Srpaulo } 1804291264Savos 1805291264Savosend: 1806291264Savos 1807294471Savos#ifdef USB_DEBUG 1808294471Savos if (sc->sc_debug & URTWN_DEBUG_ROM) 1809291264Savos urtwn_dump_rom_contents(sc, rom, size); 1810251538Srpaulo#endif 1811291264Savos 1812282623Skevlo urtwn_write_1(sc, R92C_EFUSE_ACCESS, R92C_EFUSE_ACCESS_OFF); 1813291264Savos 1814291264Savos if (error != 0) { 1815291264Savos device_printf(sc->sc_dev, "%s: error while reading ROM\n", 1816291264Savos __func__); 1817291264Savos } 1818291264Savos 1819291264Savos return (error); 1820291264Savos#undef URTWN_CHK 1821282623Skevlo} 1822281592Skevlo 1823291698Savosstatic int 1824264912Skevlourtwn_efuse_switch_power(struct urtwn_softc *sc) 1825264912Skevlo{ 1826291698Savos usb_error_t error; 1827264912Skevlo uint32_t reg; 1828251538Srpaulo 1829291698Savos error = urtwn_write_1(sc, R92C_EFUSE_ACCESS, R92C_EFUSE_ACCESS_ON); 1830291698Savos if (error != USB_ERR_NORMAL_COMPLETION) 1831291698Savos return (EIO); 1832281918Skevlo 1833264912Skevlo reg = urtwn_read_2(sc, R92C_SYS_ISO_CTRL); 1834264912Skevlo if (!(reg & R92C_SYS_ISO_CTRL_PWC_EV12V)) { 1835291698Savos error = urtwn_write_2(sc, R92C_SYS_ISO_CTRL, 1836264912Skevlo reg | R92C_SYS_ISO_CTRL_PWC_EV12V); 1837291698Savos if (error != USB_ERR_NORMAL_COMPLETION) 1838291698Savos return (EIO); 1839264912Skevlo } 1840264912Skevlo reg = urtwn_read_2(sc, R92C_SYS_FUNC_EN); 1841264912Skevlo if (!(reg & R92C_SYS_FUNC_EN_ELDR)) { 1842291698Savos error = urtwn_write_2(sc, R92C_SYS_FUNC_EN, 1843264912Skevlo reg | R92C_SYS_FUNC_EN_ELDR); 1844291698Savos if (error != USB_ERR_NORMAL_COMPLETION) 1845291698Savos return (EIO); 1846264912Skevlo } 1847264912Skevlo reg = urtwn_read_2(sc, R92C_SYS_CLKR); 1848264912Skevlo if ((reg & (R92C_SYS_CLKR_LOADER_EN | R92C_SYS_CLKR_ANA8M)) != 1849264912Skevlo (R92C_SYS_CLKR_LOADER_EN | R92C_SYS_CLKR_ANA8M)) { 1850291698Savos error = urtwn_write_2(sc, R92C_SYS_CLKR, 1851264912Skevlo reg | R92C_SYS_CLKR_LOADER_EN | R92C_SYS_CLKR_ANA8M); 1852291698Savos if (error != USB_ERR_NORMAL_COMPLETION) 1853291698Savos return (EIO); 1854264912Skevlo } 1855291698Savos 1856291698Savos return (0); 1857264912Skevlo} 1858264912Skevlo 1859251538Srpaulostatic int 1860251538Srpaulourtwn_read_chipid(struct urtwn_softc *sc) 1861251538Srpaulo{ 1862251538Srpaulo uint32_t reg; 1863251538Srpaulo 1864264912Skevlo if (sc->chip & URTWN_CHIP_88E) 1865264912Skevlo return (0); 1866264912Skevlo 1867251538Srpaulo reg = urtwn_read_4(sc, R92C_SYS_CFG); 1868251538Srpaulo if (reg & R92C_SYS_CFG_TRP_VAUX_EN) 1869251538Srpaulo return (EIO); 1870251538Srpaulo 1871251538Srpaulo if (reg & R92C_SYS_CFG_TYPE_92C) { 1872251538Srpaulo sc->chip |= URTWN_CHIP_92C; 1873251538Srpaulo /* Check if it is a castrated 8192C. */ 1874251538Srpaulo if (MS(urtwn_read_4(sc, R92C_HPON_FSM), 1875251538Srpaulo R92C_HPON_FSM_CHIP_BONDING_ID) == 1876251538Srpaulo R92C_HPON_FSM_CHIP_BONDING_ID_92C_1T2R) 1877251538Srpaulo sc->chip |= URTWN_CHIP_92C_1T2R; 1878251538Srpaulo } 1879251538Srpaulo if (reg & R92C_SYS_CFG_VENDOR_UMC) { 1880251538Srpaulo sc->chip |= URTWN_CHIP_UMC; 1881251538Srpaulo if (MS(reg, R92C_SYS_CFG_CHIP_VER_RTL) == 0) 1882251538Srpaulo sc->chip |= URTWN_CHIP_UMC_A_CUT; 1883251538Srpaulo } 1884251538Srpaulo return (0); 1885251538Srpaulo} 1886251538Srpaulo 1887291264Savosstatic int 1888251538Srpaulourtwn_read_rom(struct urtwn_softc *sc) 1889251538Srpaulo{ 1890291264Savos struct r92c_rom *rom = &sc->rom.r92c_rom; 1891291264Savos int error; 1892251538Srpaulo 1893251538Srpaulo /* Read full ROM image. */ 1894291264Savos error = urtwn_efuse_read(sc, (uint8_t *)rom, sizeof(*rom)); 1895291264Savos if (error != 0) 1896291264Savos return (error); 1897251538Srpaulo 1898251538Srpaulo /* XXX Weird but this is what the vendor driver does. */ 1899291264Savos sc->last_rom_addr = 0x1fa; 1900291264Savos error = urtwn_efuse_read_next(sc, &sc->pa_setting); 1901291264Savos if (error != 0) 1902291264Savos return (error); 1903294471Savos URTWN_DPRINTF(sc, URTWN_DEBUG_ROM, "%s: PA setting=0x%x\n", __func__, 1904294471Savos sc->pa_setting); 1905251538Srpaulo 1906251538Srpaulo sc->board_type = MS(rom->rf_opt1, R92C_ROM_RF1_BOARD_TYPE); 1907251538Srpaulo 1908251538Srpaulo sc->regulatory = MS(rom->rf_opt1, R92C_ROM_RF1_REGULATORY); 1909294471Savos URTWN_DPRINTF(sc, URTWN_DEBUG_ROM, "%s: regulatory type=%d\n", 1910294471Savos __func__, sc->regulatory); 1911287197Sglebius IEEE80211_ADDR_COPY(sc->sc_ic.ic_macaddr, rom->macaddr); 1912251538Srpaulo 1913264912Skevlo sc->sc_rf_write = urtwn_r92c_rf_write; 1914264912Skevlo sc->sc_power_on = urtwn_r92c_power_on; 1915295874Savos sc->sc_power_off = urtwn_r92c_power_off; 1916291264Savos 1917291264Savos return (0); 1918251538Srpaulo} 1919251538Srpaulo 1920291264Savosstatic int 1921264912Skevlourtwn_r88e_read_rom(struct urtwn_softc *sc) 1922264912Skevlo{ 1923294198Savos struct r88e_rom *rom = &sc->rom.r88e_rom; 1924294198Savos int error; 1925264912Skevlo 1926294198Savos error = urtwn_efuse_read(sc, (uint8_t *)rom, sizeof(sc->rom.r88e_rom)); 1927291264Savos if (error != 0) 1928291264Savos return (error); 1929264912Skevlo 1930294198Savos sc->bw20_tx_pwr_diff = (rom->tx_pwr_diff >> 4); 1931264912Skevlo if (sc->bw20_tx_pwr_diff & 0x08) 1932264912Skevlo sc->bw20_tx_pwr_diff |= 0xf0; 1933294198Savos sc->ofdm_tx_pwr_diff = (rom->tx_pwr_diff & 0xf); 1934264912Skevlo if (sc->ofdm_tx_pwr_diff & 0x08) 1935264912Skevlo sc->ofdm_tx_pwr_diff |= 0xf0; 1936294198Savos sc->regulatory = MS(rom->rf_board_opt, R92C_ROM_RF1_REGULATORY); 1937294471Savos URTWN_DPRINTF(sc, URTWN_DEBUG_ROM, "%s: regulatory type %d\n", 1938294471Savos __func__,sc->regulatory); 1939294198Savos IEEE80211_ADDR_COPY(sc->sc_ic.ic_macaddr, rom->macaddr); 1940264912Skevlo 1941264912Skevlo sc->sc_rf_write = urtwn_r88e_rf_write; 1942264912Skevlo sc->sc_power_on = urtwn_r88e_power_on; 1943295874Savos sc->sc_power_off = urtwn_r88e_power_off; 1944291264Savos 1945291264Savos return (0); 1946264912Skevlo} 1947264912Skevlo 1948251538Srpaulo/* 1949251538Srpaulo * Initialize rate adaptation in firmware. 1950251538Srpaulo */ 1951251538Srpaulostatic int 1952251538Srpaulourtwn_ra_init(struct urtwn_softc *sc) 1953251538Srpaulo{ 1954287197Sglebius struct ieee80211com *ic = &sc->sc_ic; 1955251538Srpaulo struct ieee80211vap *vap = TAILQ_FIRST(&ic->ic_vaps); 1956251538Srpaulo struct ieee80211_node *ni; 1957297175Sadrian struct ieee80211_rateset *rs, *rs_ht; 1958251538Srpaulo struct r92c_fw_cmd_macid_cfg cmd; 1959251538Srpaulo uint32_t rates, basicrates; 1960251538Srpaulo uint8_t mode; 1961251538Srpaulo int maxrate, maxbasicrate, error, i, j; 1962251538Srpaulo 1963251538Srpaulo ni = ieee80211_ref_node(vap->iv_bss); 1964251538Srpaulo rs = &ni->ni_rates; 1965297175Sadrian rs_ht = (struct ieee80211_rateset *) &ni->ni_htrates; 1966251538Srpaulo 1967251538Srpaulo /* Get normal and basic rates mask. */ 1968251538Srpaulo rates = basicrates = 0; 1969251538Srpaulo maxrate = maxbasicrate = 0; 1970297175Sadrian 1971297175Sadrian /* This is for 11bg */ 1972251538Srpaulo for (i = 0; i < rs->rs_nrates; i++) { 1973251538Srpaulo /* Convert 802.11 rate to HW rate index. */ 1974289758Savos for (j = 0; j < nitems(ridx2rate); j++) 1975289758Savos if ((rs->rs_rates[i] & IEEE80211_RATE_VAL) == 1976289758Savos ridx2rate[j]) 1977251538Srpaulo break; 1978289758Savos if (j == nitems(ridx2rate)) /* Unknown rate, skip. */ 1979251538Srpaulo continue; 1980251538Srpaulo rates |= 1 << j; 1981251538Srpaulo if (j > maxrate) 1982251538Srpaulo maxrate = j; 1983251538Srpaulo if (rs->rs_rates[i] & IEEE80211_RATE_BASIC) { 1984251538Srpaulo basicrates |= 1 << j; 1985251538Srpaulo if (j > maxbasicrate) 1986251538Srpaulo maxbasicrate = j; 1987251538Srpaulo } 1988251538Srpaulo } 1989297175Sadrian 1990297175Sadrian /* If we're doing 11n, enable 11n rates */ 1991297175Sadrian if (ni->ni_flags & IEEE80211_NODE_HT) { 1992297175Sadrian for (i = 0; i < rs_ht->rs_nrates; i++) { 1993297175Sadrian if ((rs_ht->rs_rates[i] & 0x7f) > 0xf) 1994297175Sadrian continue; 1995297175Sadrian /* 11n rates start at index 12 */ 1996297175Sadrian j = ((rs_ht->rs_rates[i]) & 0xf) + 12; 1997297175Sadrian rates |= (1 << j); 1998297175Sadrian 1999297175Sadrian /* Guard against the rate table being oddly ordered */ 2000297175Sadrian if (j > maxrate) 2001297175Sadrian maxrate = j; 2002297175Sadrian } 2003297175Sadrian } 2004297175Sadrian 2005297175Sadrian#if 0 2006297175Sadrian if (ic->ic_curmode == IEEE80211_MODE_11NG) 2007297175Sadrian raid = R92C_RAID_11GN; 2008297175Sadrian#endif 2009297175Sadrian /* NB: group addressed frames are done at 11bg rates for now */ 2010251538Srpaulo if (ic->ic_curmode == IEEE80211_MODE_11B) 2011251538Srpaulo mode = R92C_RAID_11B; 2012251538Srpaulo else 2013251538Srpaulo mode = R92C_RAID_11BG; 2014297175Sadrian /* XXX misleading 'mode' value here for unicast frames */ 2015294471Savos URTWN_DPRINTF(sc, URTWN_DEBUG_RA, 2016294471Savos "%s: mode 0x%x, rates 0x%08x, basicrates 0x%08x\n", __func__, 2017251538Srpaulo mode, rates, basicrates); 2018251538Srpaulo 2019251538Srpaulo /* Set rates mask for group addressed frames. */ 2020251538Srpaulo cmd.macid = URTWN_MACID_BC | URTWN_MACID_VALID; 2021251538Srpaulo cmd.mask = htole32(mode << 28 | basicrates); 2022251538Srpaulo error = urtwn_fw_cmd(sc, R92C_CMD_MACID_CONFIG, &cmd, sizeof(cmd)); 2023251538Srpaulo if (error != 0) { 2024252401Srpaulo ieee80211_free_node(ni); 2025251538Srpaulo device_printf(sc->sc_dev, 2026251538Srpaulo "could not add broadcast station\n"); 2027251538Srpaulo return (error); 2028251538Srpaulo } 2029297175Sadrian 2030251538Srpaulo /* Set initial MRR rate. */ 2031294471Savos URTWN_DPRINTF(sc, URTWN_DEBUG_RA, "%s: maxbasicrate %d\n", __func__, 2032294471Savos maxbasicrate); 2033251538Srpaulo urtwn_write_1(sc, R92C_INIDATA_RATE_SEL(URTWN_MACID_BC), 2034251538Srpaulo maxbasicrate); 2035251538Srpaulo 2036251538Srpaulo /* Set rates mask for unicast frames. */ 2037297175Sadrian if (ni->ni_flags & IEEE80211_NODE_HT) 2038297175Sadrian mode = R92C_RAID_11GN; 2039297175Sadrian else if (ic->ic_curmode == IEEE80211_MODE_11B) 2040297175Sadrian mode = R92C_RAID_11B; 2041297175Sadrian else 2042297175Sadrian mode = R92C_RAID_11BG; 2043251538Srpaulo cmd.macid = URTWN_MACID_BSS | URTWN_MACID_VALID; 2044251538Srpaulo cmd.mask = htole32(mode << 28 | rates); 2045251538Srpaulo error = urtwn_fw_cmd(sc, R92C_CMD_MACID_CONFIG, &cmd, sizeof(cmd)); 2046251538Srpaulo if (error != 0) { 2047252401Srpaulo ieee80211_free_node(ni); 2048251538Srpaulo device_printf(sc->sc_dev, "could not add BSS station\n"); 2049251538Srpaulo return (error); 2050251538Srpaulo } 2051251538Srpaulo /* Set initial MRR rate. */ 2052294471Savos URTWN_DPRINTF(sc, URTWN_DEBUG_RA, "%s: maxrate %d\n", __func__, 2053294471Savos maxrate); 2054251538Srpaulo urtwn_write_1(sc, R92C_INIDATA_RATE_SEL(URTWN_MACID_BSS), 2055251538Srpaulo maxrate); 2056251538Srpaulo 2057251538Srpaulo /* Indicate highest supported rate. */ 2058297175Sadrian if (ni->ni_flags & IEEE80211_NODE_HT) 2059297175Sadrian ni->ni_txrate = rs_ht->rs_rates[rs_ht->rs_nrates - 1] 2060297175Sadrian | IEEE80211_RATE_MCS; 2061297175Sadrian else 2062297175Sadrian ni->ni_txrate = rs->rs_rates[rs->rs_nrates - 1]; 2063252401Srpaulo ieee80211_free_node(ni); 2064252401Srpaulo 2065251538Srpaulo return (0); 2066251538Srpaulo} 2067251538Srpaulo 2068290439Savosstatic void 2069290631Savosurtwn_init_beacon(struct urtwn_softc *sc, struct urtwn_vap *uvp) 2070251538Srpaulo{ 2071290631Savos struct r92c_tx_desc *txd = &uvp->bcn_desc; 2072290631Savos 2073290631Savos txd->txdw0 = htole32( 2074290631Savos SM(R92C_TXDW0_OFFSET, sizeof(*txd)) | R92C_TXDW0_BMCAST | 2075290631Savos R92C_TXDW0_OWN | R92C_TXDW0_FSG | R92C_TXDW0_LSG); 2076290631Savos txd->txdw1 = htole32( 2077290631Savos SM(R92C_TXDW1_QSEL, R92C_TXDW1_QSEL_BEACON) | 2078290631Savos SM(R92C_TXDW1_RAID, R92C_RAID_11B)); 2079290631Savos 2080291858Savos if (sc->chip & URTWN_CHIP_88E) { 2081290631Savos txd->txdw1 |= htole32(SM(R88E_TXDW1_MACID, URTWN_MACID_BC)); 2082291858Savos txd->txdseq |= htole16(R88E_TXDSEQ_HWSEQ_EN); 2083291858Savos } else { 2084290631Savos txd->txdw1 |= htole32(SM(R92C_TXDW1_MACID, URTWN_MACID_BC)); 2085291858Savos txd->txdw4 |= htole32(R92C_TXDW4_HWSEQ_EN); 2086291858Savos } 2087290631Savos 2088290631Savos txd->txdw4 = htole32(R92C_TXDW4_DRVRATE); 2089290631Savos txd->txdw5 = htole32(SM(R92C_TXDW5_DATARATE, URTWN_RIDX_CCK1)); 2090251538Srpaulo} 2091251538Srpaulo 2092290631Savosstatic int 2093290631Savosurtwn_setup_beacon(struct urtwn_softc *sc, struct ieee80211_node *ni) 2094290631Savos{ 2095290631Savos struct ieee80211vap *vap = ni->ni_vap; 2096290631Savos struct urtwn_vap *uvp = URTWN_VAP(vap); 2097290631Savos struct mbuf *m; 2098290631Savos int error; 2099290631Savos 2100290631Savos URTWN_ASSERT_LOCKED(sc); 2101290631Savos 2102290631Savos if (ni->ni_chan == IEEE80211_CHAN_ANYC) 2103290631Savos return (EINVAL); 2104290631Savos 2105290631Savos m = ieee80211_beacon_alloc(ni); 2106290631Savos if (m == NULL) { 2107290631Savos device_printf(sc->sc_dev, 2108290631Savos "%s: could not allocate beacon frame\n", __func__); 2109290631Savos return (ENOMEM); 2110290631Savos } 2111290631Savos 2112290631Savos if (uvp->bcn_mbuf != NULL) 2113290631Savos m_freem(uvp->bcn_mbuf); 2114290631Savos 2115290631Savos uvp->bcn_mbuf = m; 2116290631Savos 2117290631Savos if ((error = urtwn_tx_beacon(sc, uvp)) != 0) 2118290631Savos return (error); 2119290631Savos 2120290631Savos /* XXX bcnq stuck workaround */ 2121290631Savos if ((error = urtwn_tx_beacon(sc, uvp)) != 0) 2122290631Savos return (error); 2123290631Savos 2124294471Savos URTWN_DPRINTF(sc, URTWN_DEBUG_BEACON, "%s: beacon was %srecognized\n", 2125294471Savos __func__, urtwn_read_1(sc, R92C_TDECTRL + 2) & 2126294471Savos (R92C_TDECTRL_BCN_VALID >> 16) ? "" : "not "); 2127294471Savos 2128290631Savos return (0); 2129290631Savos} 2130290631Savos 2131251538Srpaulostatic void 2132290631Savosurtwn_update_beacon(struct ieee80211vap *vap, int item) 2133290631Savos{ 2134290631Savos struct urtwn_softc *sc = vap->iv_ic->ic_softc; 2135290631Savos struct urtwn_vap *uvp = URTWN_VAP(vap); 2136290631Savos struct ieee80211_beacon_offsets *bo = &vap->iv_bcn_off; 2137290631Savos struct ieee80211_node *ni = vap->iv_bss; 2138290631Savos int mcast = 0; 2139290631Savos 2140290631Savos URTWN_LOCK(sc); 2141290631Savos if (uvp->bcn_mbuf == NULL) { 2142290631Savos uvp->bcn_mbuf = ieee80211_beacon_alloc(ni); 2143290631Savos if (uvp->bcn_mbuf == NULL) { 2144290631Savos device_printf(sc->sc_dev, 2145290631Savos "%s: could not allocate beacon frame\n", __func__); 2146290631Savos URTWN_UNLOCK(sc); 2147290631Savos return; 2148290631Savos } 2149290631Savos } 2150290631Savos URTWN_UNLOCK(sc); 2151290631Savos 2152290631Savos if (item == IEEE80211_BEACON_TIM) 2153290631Savos mcast = 1; /* XXX */ 2154290631Savos 2155290631Savos setbit(bo->bo_flags, item); 2156290631Savos ieee80211_beacon_update(ni, uvp->bcn_mbuf, mcast); 2157290631Savos 2158290631Savos URTWN_LOCK(sc); 2159290631Savos urtwn_tx_beacon(sc, uvp); 2160290631Savos URTWN_UNLOCK(sc); 2161290631Savos} 2162290631Savos 2163290631Savos/* 2164290631Savos * Push a beacon frame into the chip. Beacon will 2165290631Savos * be repeated by the chip every R92C_BCN_INTERVAL. 2166290631Savos */ 2167290631Savosstatic int 2168290631Savosurtwn_tx_beacon(struct urtwn_softc *sc, struct urtwn_vap *uvp) 2169290631Savos{ 2170290631Savos struct r92c_tx_desc *desc = &uvp->bcn_desc; 2171290631Savos struct urtwn_data *bf; 2172290631Savos 2173290631Savos URTWN_ASSERT_LOCKED(sc); 2174290631Savos 2175290631Savos bf = urtwn_getbuf(sc); 2176290631Savos if (bf == NULL) 2177290631Savos return (ENOMEM); 2178290631Savos 2179290631Savos memcpy(bf->buf, desc, sizeof(*desc)); 2180290631Savos urtwn_tx_start(sc, uvp->bcn_mbuf, IEEE80211_FC0_TYPE_MGT, bf); 2181290631Savos 2182290631Savos sc->sc_txtimer = 5; 2183290631Savos callout_reset(&sc->sc_watchdog_ch, hz, urtwn_watchdog, sc); 2184290631Savos 2185290631Savos return (0); 2186290631Savos} 2187290631Savos 2188292175Savosstatic int 2189292175Savosurtwn_key_alloc(struct ieee80211vap *vap, struct ieee80211_key *k, 2190292175Savos ieee80211_keyix *keyix, ieee80211_keyix *rxkeyix) 2191292175Savos{ 2192292175Savos struct urtwn_softc *sc = vap->iv_ic->ic_softc; 2193292175Savos uint8_t i; 2194292175Savos 2195292175Savos if (!(&vap->iv_nw_keys[0] <= k && 2196292175Savos k < &vap->iv_nw_keys[IEEE80211_WEP_NKID])) { 2197292175Savos if (!(k->wk_flags & IEEE80211_KEY_SWCRYPT)) { 2198292175Savos URTWN_LOCK(sc); 2199292175Savos /* 2200292175Savos * First 4 slots for group keys, 2201292175Savos * what is left - for pairwise. 2202292175Savos * XXX incompatible with IBSS RSN. 2203292175Savos */ 2204292175Savos for (i = IEEE80211_WEP_NKID; 2205292175Savos i < R92C_CAM_ENTRY_COUNT; i++) { 2206292175Savos if ((sc->keys_bmap & (1 << i)) == 0) { 2207292175Savos sc->keys_bmap |= 1 << i; 2208292175Savos *keyix = i; 2209292175Savos break; 2210292175Savos } 2211292175Savos } 2212292175Savos URTWN_UNLOCK(sc); 2213292175Savos if (i == R92C_CAM_ENTRY_COUNT) { 2214292175Savos device_printf(sc->sc_dev, 2215292175Savos "%s: no free space in the key table\n", 2216292175Savos __func__); 2217292175Savos return 0; 2218292175Savos } 2219292175Savos } else 2220292175Savos *keyix = 0; 2221292175Savos } else { 2222292175Savos *keyix = k - vap->iv_nw_keys; 2223292175Savos } 2224292175Savos *rxkeyix = *keyix; 2225292175Savos return 1; 2226292175Savos} 2227292175Savos 2228290631Savosstatic void 2229292175Savosurtwn_key_set_cb(struct urtwn_softc *sc, union sec_param *data) 2230292175Savos{ 2231292175Savos struct ieee80211_key *k = &data->key; 2232292175Savos uint8_t algo, keyid; 2233292175Savos int i, error; 2234292175Savos 2235292175Savos if (k->wk_keyix < IEEE80211_WEP_NKID) 2236292175Savos keyid = k->wk_keyix; 2237292175Savos else 2238292175Savos keyid = 0; 2239292175Savos 2240292175Savos /* Map net80211 cipher to HW crypto algorithm. */ 2241292175Savos switch (k->wk_cipher->ic_cipher) { 2242292175Savos case IEEE80211_CIPHER_WEP: 2243292175Savos if (k->wk_keylen < 8) 2244292175Savos algo = R92C_CAM_ALGO_WEP40; 2245292175Savos else 2246292175Savos algo = R92C_CAM_ALGO_WEP104; 2247292175Savos break; 2248292175Savos case IEEE80211_CIPHER_TKIP: 2249292175Savos algo = R92C_CAM_ALGO_TKIP; 2250292175Savos break; 2251292175Savos case IEEE80211_CIPHER_AES_CCM: 2252292175Savos algo = R92C_CAM_ALGO_AES; 2253292175Savos break; 2254292175Savos default: 2255292175Savos device_printf(sc->sc_dev, "%s: undefined cipher %d\n", 2256292175Savos __func__, k->wk_cipher->ic_cipher); 2257292175Savos return; 2258292175Savos } 2259292175Savos 2260294471Savos URTWN_DPRINTF(sc, URTWN_DEBUG_KEY, 2261294471Savos "%s: keyix %d, keyid %d, algo %d/%d, flags %04X, len %d, " 2262294471Savos "macaddr %s\n", __func__, k->wk_keyix, keyid, 2263294471Savos k->wk_cipher->ic_cipher, algo, k->wk_flags, k->wk_keylen, 2264294471Savos ether_sprintf(k->wk_macaddr)); 2265292175Savos 2266292175Savos /* Write key. */ 2267292175Savos for (i = 0; i < 4; i++) { 2268292175Savos error = urtwn_cam_write(sc, R92C_CAM_KEY(k->wk_keyix, i), 2269292175Savos LE_READ_4(&k->wk_key[i * 4])); 2270292175Savos if (error != 0) 2271292175Savos goto fail; 2272292175Savos } 2273292175Savos 2274292175Savos /* Write CTL0 last since that will validate the CAM entry. */ 2275292175Savos error = urtwn_cam_write(sc, R92C_CAM_CTL1(k->wk_keyix), 2276292175Savos LE_READ_4(&k->wk_macaddr[2])); 2277292175Savos if (error != 0) 2278292175Savos goto fail; 2279292175Savos error = urtwn_cam_write(sc, R92C_CAM_CTL0(k->wk_keyix), 2280292175Savos SM(R92C_CAM_ALGO, algo) | 2281292175Savos SM(R92C_CAM_KEYID, keyid) | 2282292175Savos SM(R92C_CAM_MACLO, LE_READ_2(&k->wk_macaddr[0])) | 2283292175Savos R92C_CAM_VALID); 2284292175Savos if (error != 0) 2285292175Savos goto fail; 2286292175Savos 2287292175Savos return; 2288292175Savos 2289292175Savosfail: 2290292175Savos device_printf(sc->sc_dev, "%s fails, error %d\n", __func__, error); 2291292175Savos} 2292292175Savos 2293292175Savosstatic void 2294292175Savosurtwn_key_del_cb(struct urtwn_softc *sc, union sec_param *data) 2295292175Savos{ 2296292175Savos struct ieee80211_key *k = &data->key; 2297292175Savos int i; 2298292175Savos 2299294471Savos URTWN_DPRINTF(sc, URTWN_DEBUG_KEY, 2300294471Savos "%s: keyix %d, flags %04X, macaddr %s\n", __func__, 2301292175Savos k->wk_keyix, k->wk_flags, ether_sprintf(k->wk_macaddr)); 2302292175Savos 2303292175Savos urtwn_cam_write(sc, R92C_CAM_CTL0(k->wk_keyix), 0); 2304292175Savos urtwn_cam_write(sc, R92C_CAM_CTL1(k->wk_keyix), 0); 2305292175Savos 2306292175Savos /* Clear key. */ 2307292175Savos for (i = 0; i < 4; i++) 2308292175Savos urtwn_cam_write(sc, R92C_CAM_KEY(k->wk_keyix, i), 0); 2309292175Savos sc->keys_bmap &= ~(1 << k->wk_keyix); 2310292175Savos} 2311292175Savos 2312292175Savosstatic int 2313292175Savosurtwn_key_set(struct ieee80211vap *vap, const struct ieee80211_key *k) 2314292175Savos{ 2315292175Savos struct urtwn_softc *sc = vap->iv_ic->ic_softc; 2316292175Savos 2317292175Savos if (k->wk_flags & IEEE80211_KEY_SWCRYPT) { 2318292175Savos /* Not for us. */ 2319292175Savos return (1); 2320292175Savos } 2321292175Savos 2322292175Savos return (!urtwn_cmd_sleepable(sc, k, sizeof(*k), urtwn_key_set_cb)); 2323292175Savos} 2324292175Savos 2325292175Savosstatic int 2326292175Savosurtwn_key_delete(struct ieee80211vap *vap, const struct ieee80211_key *k) 2327292175Savos{ 2328292175Savos struct urtwn_softc *sc = vap->iv_ic->ic_softc; 2329292175Savos 2330292175Savos if (k->wk_flags & IEEE80211_KEY_SWCRYPT) { 2331292175Savos /* Not for us. */ 2332292175Savos return (1); 2333292175Savos } 2334292175Savos 2335292175Savos return (!urtwn_cmd_sleepable(sc, k, sizeof(*k), urtwn_key_del_cb)); 2336292175Savos} 2337292175Savos 2338292175Savosstatic void 2339290651Savosurtwn_tsf_task_adhoc(void *arg, int pending) 2340290651Savos{ 2341290651Savos struct ieee80211vap *vap = arg; 2342290651Savos struct urtwn_softc *sc = vap->iv_ic->ic_softc; 2343290651Savos struct ieee80211_node *ni; 2344290651Savos uint32_t reg; 2345290651Savos 2346290651Savos URTWN_LOCK(sc); 2347290651Savos ni = ieee80211_ref_node(vap->iv_bss); 2348290651Savos reg = urtwn_read_1(sc, R92C_BCN_CTRL); 2349290651Savos 2350290651Savos /* Accept beacons with the same BSSID. */ 2351290651Savos urtwn_set_rx_bssid_all(sc, 0); 2352290651Savos 2353290651Savos /* Enable synchronization. */ 2354290651Savos reg &= ~R92C_BCN_CTRL_DIS_TSF_UDT0; 2355290651Savos urtwn_write_1(sc, R92C_BCN_CTRL, reg); 2356290651Savos 2357290651Savos /* Synchronize. */ 2358290651Savos usb_pause_mtx(&sc->sc_mtx, hz * ni->ni_intval * 5 / 1000); 2359290651Savos 2360290651Savos /* Disable synchronization. */ 2361290651Savos reg |= R92C_BCN_CTRL_DIS_TSF_UDT0; 2362290651Savos urtwn_write_1(sc, R92C_BCN_CTRL, reg); 2363290651Savos 2364290651Savos /* Remove beacon filter. */ 2365290651Savos urtwn_set_rx_bssid_all(sc, 1); 2366290651Savos 2367290651Savos /* Enable beaconing. */ 2368290651Savos urtwn_write_1(sc, R92C_MBID_NUM, 2369290651Savos urtwn_read_1(sc, R92C_MBID_NUM) | R92C_MBID_TXBCN_RPT0); 2370290651Savos reg |= R92C_BCN_CTRL_EN_BCN; 2371290651Savos 2372290651Savos urtwn_write_1(sc, R92C_BCN_CTRL, reg); 2373290651Savos ieee80211_free_node(ni); 2374290651Savos URTWN_UNLOCK(sc); 2375290651Savos} 2376290651Savos 2377290651Savosstatic void 2378290631Savosurtwn_tsf_sync_enable(struct urtwn_softc *sc, struct ieee80211vap *vap) 2379290631Savos{ 2380290651Savos struct ieee80211com *ic = &sc->sc_ic; 2381290651Savos struct urtwn_vap *uvp = URTWN_VAP(vap); 2382290651Savos 2383290631Savos /* Reset TSF. */ 2384290631Savos urtwn_write_1(sc, R92C_DUAL_TSF_RST, R92C_DUAL_TSF_RST0); 2385290631Savos 2386290631Savos switch (vap->iv_opmode) { 2387290631Savos case IEEE80211_M_STA: 2388290631Savos /* Enable TSF synchronization. */ 2389290631Savos urtwn_write_1(sc, R92C_BCN_CTRL, 2390290631Savos urtwn_read_1(sc, R92C_BCN_CTRL) & 2391290631Savos ~R92C_BCN_CTRL_DIS_TSF_UDT0); 2392290631Savos break; 2393290651Savos case IEEE80211_M_IBSS: 2394290651Savos ieee80211_runtask(ic, &uvp->tsf_task_adhoc); 2395290651Savos break; 2396290631Savos case IEEE80211_M_HOSTAP: 2397290631Savos /* Enable beaconing. */ 2398290631Savos urtwn_write_1(sc, R92C_MBID_NUM, 2399290631Savos urtwn_read_1(sc, R92C_MBID_NUM) | R92C_MBID_TXBCN_RPT0); 2400290631Savos urtwn_write_1(sc, R92C_BCN_CTRL, 2401290631Savos urtwn_read_1(sc, R92C_BCN_CTRL) | R92C_BCN_CTRL_EN_BCN); 2402290631Savos break; 2403290631Savos default: 2404290631Savos device_printf(sc->sc_dev, "undefined opmode %d\n", 2405290631Savos vap->iv_opmode); 2406290631Savos return; 2407290631Savos } 2408290631Savos} 2409290631Savos 2410290631Savosstatic void 2411292203Savosurtwn_get_tsf(struct urtwn_softc *sc, uint64_t *buf) 2412292203Savos{ 2413292203Savos urtwn_read_region_1(sc, R92C_TSFTR, (uint8_t *)buf, sizeof(*buf)); 2414292203Savos} 2415292203Savos 2416292203Savosstatic void 2417251538Srpaulourtwn_set_led(struct urtwn_softc *sc, int led, int on) 2418251538Srpaulo{ 2419251538Srpaulo uint8_t reg; 2420281069Srpaulo 2421251538Srpaulo if (led == URTWN_LED_LINK) { 2422264912Skevlo if (sc->chip & URTWN_CHIP_88E) { 2423264912Skevlo reg = urtwn_read_1(sc, R92C_LEDCFG2) & 0xf0; 2424264912Skevlo urtwn_write_1(sc, R92C_LEDCFG2, reg | 0x60); 2425264912Skevlo if (!on) { 2426264912Skevlo reg = urtwn_read_1(sc, R92C_LEDCFG2) & 0x90; 2427264912Skevlo urtwn_write_1(sc, R92C_LEDCFG2, 2428264912Skevlo reg | R92C_LEDCFG0_DIS); 2429264912Skevlo urtwn_write_1(sc, R92C_MAC_PINMUX_CFG, 2430264912Skevlo urtwn_read_1(sc, R92C_MAC_PINMUX_CFG) & 2431264912Skevlo 0xfe); 2432264912Skevlo } 2433264912Skevlo } else { 2434264912Skevlo reg = urtwn_read_1(sc, R92C_LEDCFG0) & 0x70; 2435264912Skevlo if (!on) 2436264912Skevlo reg |= R92C_LEDCFG0_DIS; 2437264912Skevlo urtwn_write_1(sc, R92C_LEDCFG0, reg); 2438264912Skevlo } 2439264912Skevlo sc->ledlink = on; /* Save LED state. */ 2440251538Srpaulo } 2441251538Srpaulo} 2442251538Srpaulo 2443289811Savosstatic void 2444289811Savosurtwn_set_mode(struct urtwn_softc *sc, uint8_t mode) 2445289811Savos{ 2446289811Savos uint8_t reg; 2447289811Savos 2448289811Savos reg = urtwn_read_1(sc, R92C_MSR); 2449289811Savos reg = (reg & ~R92C_MSR_MASK) | mode; 2450289811Savos urtwn_write_1(sc, R92C_MSR, reg); 2451289811Savos} 2452289811Savos 2453290651Savosstatic void 2454290651Savosurtwn_ibss_recv_mgmt(struct ieee80211_node *ni, struct mbuf *m, int subtype, 2455290651Savos const struct ieee80211_rx_stats *rxs, 2456290651Savos int rssi, int nf) 2457290651Savos{ 2458290651Savos struct ieee80211vap *vap = ni->ni_vap; 2459290651Savos struct urtwn_softc *sc = vap->iv_ic->ic_softc; 2460290651Savos struct urtwn_vap *uvp = URTWN_VAP(vap); 2461290651Savos uint64_t ni_tstamp, curr_tstamp; 2462290651Savos 2463290651Savos uvp->recv_mgmt(ni, m, subtype, rxs, rssi, nf); 2464290651Savos 2465290651Savos if (vap->iv_state == IEEE80211_S_RUN && 2466290651Savos (subtype == IEEE80211_FC0_SUBTYPE_BEACON || 2467290651Savos subtype == IEEE80211_FC0_SUBTYPE_PROBE_RESP)) { 2468290651Savos ni_tstamp = le64toh(ni->ni_tstamp.tsf); 2469290651Savos URTWN_LOCK(sc); 2470290651Savos urtwn_get_tsf(sc, &curr_tstamp); 2471290651Savos URTWN_UNLOCK(sc); 2472290651Savos curr_tstamp = le64toh(curr_tstamp); 2473290651Savos 2474290651Savos if (ni_tstamp >= curr_tstamp) 2475290651Savos (void) ieee80211_ibss_merge(ni); 2476290651Savos } 2477290651Savos} 2478290651Savos 2479251538Srpaulostatic int 2480251538Srpaulourtwn_newstate(struct ieee80211vap *vap, enum ieee80211_state nstate, int arg) 2481251538Srpaulo{ 2482251538Srpaulo struct urtwn_vap *uvp = URTWN_VAP(vap); 2483251538Srpaulo struct ieee80211com *ic = vap->iv_ic; 2484286949Sadrian struct urtwn_softc *sc = ic->ic_softc; 2485251538Srpaulo struct ieee80211_node *ni; 2486251538Srpaulo enum ieee80211_state ostate; 2487290631Savos uint32_t reg; 2488290631Savos uint8_t mode; 2489290631Savos int error = 0; 2490251538Srpaulo 2491251538Srpaulo ostate = vap->iv_state; 2492294471Savos URTWN_DPRINTF(sc, URTWN_DEBUG_STATE, "%s -> %s\n", 2493294471Savos ieee80211_state_name[ostate], ieee80211_state_name[nstate]); 2494251538Srpaulo 2495251538Srpaulo IEEE80211_UNLOCK(ic); 2496251538Srpaulo URTWN_LOCK(sc); 2497251538Srpaulo callout_stop(&sc->sc_watchdog_ch); 2498251538Srpaulo 2499251538Srpaulo if (ostate == IEEE80211_S_RUN) { 2500294473Savos /* Stop calibration. */ 2501294473Savos callout_stop(&sc->sc_calib_to); 2502294473Savos 2503251538Srpaulo /* Turn link LED off. */ 2504251538Srpaulo urtwn_set_led(sc, URTWN_LED_LINK, 0); 2505251538Srpaulo 2506251538Srpaulo /* Set media status to 'No Link'. */ 2507289811Savos urtwn_set_mode(sc, R92C_MSR_NOLINK); 2508251538Srpaulo 2509251538Srpaulo /* Stop Rx of data frames. */ 2510251538Srpaulo urtwn_write_2(sc, R92C_RXFLTMAP2, 0); 2511251538Srpaulo 2512251538Srpaulo /* Disable TSF synchronization. */ 2513251538Srpaulo urtwn_write_1(sc, R92C_BCN_CTRL, 2514290631Savos (urtwn_read_1(sc, R92C_BCN_CTRL) & ~R92C_BCN_CTRL_EN_BCN) | 2515251538Srpaulo R92C_BCN_CTRL_DIS_TSF_UDT0); 2516251538Srpaulo 2517290631Savos /* Disable beaconing. */ 2518290631Savos urtwn_write_1(sc, R92C_MBID_NUM, 2519290631Savos urtwn_read_1(sc, R92C_MBID_NUM) & ~R92C_MBID_TXBCN_RPT0); 2520290631Savos 2521290631Savos /* Reset TSF. */ 2522290631Savos urtwn_write_1(sc, R92C_DUAL_TSF_RST, R92C_DUAL_TSF_RST0); 2523290631Savos 2524251538Srpaulo /* Reset EDCA parameters. */ 2525251538Srpaulo urtwn_write_4(sc, R92C_EDCA_VO_PARAM, 0x002f3217); 2526251538Srpaulo urtwn_write_4(sc, R92C_EDCA_VI_PARAM, 0x005e4317); 2527251538Srpaulo urtwn_write_4(sc, R92C_EDCA_BE_PARAM, 0x00105320); 2528251538Srpaulo urtwn_write_4(sc, R92C_EDCA_BK_PARAM, 0x0000a444); 2529251538Srpaulo } 2530251538Srpaulo 2531251538Srpaulo switch (nstate) { 2532251538Srpaulo case IEEE80211_S_INIT: 2533251538Srpaulo /* Turn link LED off. */ 2534251538Srpaulo urtwn_set_led(sc, URTWN_LED_LINK, 0); 2535251538Srpaulo break; 2536251538Srpaulo case IEEE80211_S_SCAN: 2537251538Srpaulo /* Pause AC Tx queues. */ 2538251538Srpaulo urtwn_write_1(sc, R92C_TXPAUSE, 2539293180Savos urtwn_read_1(sc, R92C_TXPAUSE) | R92C_TX_QUEUE_AC); 2540251538Srpaulo break; 2541251538Srpaulo case IEEE80211_S_AUTH: 2542251538Srpaulo urtwn_set_chan(sc, ic->ic_curchan, NULL); 2543251538Srpaulo break; 2544251538Srpaulo case IEEE80211_S_RUN: 2545251538Srpaulo if (vap->iv_opmode == IEEE80211_M_MONITOR) { 2546251538Srpaulo /* Turn link LED on. */ 2547251538Srpaulo urtwn_set_led(sc, URTWN_LED_LINK, 1); 2548251538Srpaulo break; 2549251538Srpaulo } 2550251538Srpaulo 2551251538Srpaulo ni = ieee80211_ref_node(vap->iv_bss); 2552290631Savos 2553290631Savos if (ic->ic_bsschan == IEEE80211_CHAN_ANYC || 2554290631Savos ni->ni_chan == IEEE80211_CHAN_ANYC) { 2555290631Savos device_printf(sc->sc_dev, 2556290631Savos "%s: could not move to RUN state\n", __func__); 2557290631Savos error = EINVAL; 2558290631Savos goto end_run; 2559290631Savos } 2560290631Savos 2561290631Savos switch (vap->iv_opmode) { 2562290631Savos case IEEE80211_M_STA: 2563290631Savos mode = R92C_MSR_INFRA; 2564290631Savos break; 2565290651Savos case IEEE80211_M_IBSS: 2566290651Savos mode = R92C_MSR_ADHOC; 2567290651Savos break; 2568290631Savos case IEEE80211_M_HOSTAP: 2569290631Savos mode = R92C_MSR_AP; 2570290631Savos break; 2571290631Savos default: 2572290631Savos device_printf(sc->sc_dev, "undefined opmode %d\n", 2573290631Savos vap->iv_opmode); 2574290631Savos error = EINVAL; 2575290631Savos goto end_run; 2576290631Savos } 2577290631Savos 2578251538Srpaulo /* Set media status to 'Associated'. */ 2579290631Savos urtwn_set_mode(sc, mode); 2580251538Srpaulo 2581251538Srpaulo /* Set BSSID. */ 2582251538Srpaulo urtwn_write_4(sc, R92C_BSSID + 0, LE_READ_4(&ni->ni_bssid[0])); 2583251538Srpaulo urtwn_write_4(sc, R92C_BSSID + 4, LE_READ_2(&ni->ni_bssid[4])); 2584251538Srpaulo 2585251538Srpaulo if (ic->ic_curmode == IEEE80211_MODE_11B) 2586251538Srpaulo urtwn_write_1(sc, R92C_INIRTS_RATE_SEL, 0); 2587251538Srpaulo else /* 802.11b/g */ 2588251538Srpaulo urtwn_write_1(sc, R92C_INIRTS_RATE_SEL, 3); 2589251538Srpaulo 2590251538Srpaulo /* Enable Rx of data frames. */ 2591251538Srpaulo urtwn_write_2(sc, R92C_RXFLTMAP2, 0xffff); 2592251538Srpaulo 2593251538Srpaulo /* Flush all AC queues. */ 2594251538Srpaulo urtwn_write_1(sc, R92C_TXPAUSE, 0); 2595251538Srpaulo 2596251538Srpaulo /* Set beacon interval. */ 2597251538Srpaulo urtwn_write_2(sc, R92C_BCN_INTERVAL, ni->ni_intval); 2598251538Srpaulo 2599251538Srpaulo /* Allow Rx from our BSSID only. */ 2600290564Savos if (ic->ic_promisc == 0) { 2601290631Savos reg = urtwn_read_4(sc, R92C_RCR); 2602290631Savos 2603290631Savos if (vap->iv_opmode != IEEE80211_M_HOSTAP) 2604290631Savos reg |= R92C_RCR_CBSSID_DATA; 2605290651Savos if (vap->iv_opmode != IEEE80211_M_IBSS) 2606290651Savos reg |= R92C_RCR_CBSSID_BCN; 2607290631Savos 2608290631Savos urtwn_write_4(sc, R92C_RCR, reg); 2609290564Savos } 2610251538Srpaulo 2611290651Savos if (vap->iv_opmode == IEEE80211_M_HOSTAP || 2612290651Savos vap->iv_opmode == IEEE80211_M_IBSS) { 2613290631Savos error = urtwn_setup_beacon(sc, ni); 2614290631Savos if (error != 0) { 2615290631Savos device_printf(sc->sc_dev, 2616290631Savos "unable to push beacon into the chip, " 2617290631Savos "error %d\n", error); 2618290631Savos goto end_run; 2619290631Savos } 2620290631Savos } 2621290631Savos 2622251538Srpaulo /* Enable TSF synchronization. */ 2623290631Savos urtwn_tsf_sync_enable(sc, vap); 2624251538Srpaulo 2625251538Srpaulo urtwn_write_1(sc, R92C_SIFS_CCK + 1, 10); 2626251538Srpaulo urtwn_write_1(sc, R92C_SIFS_OFDM + 1, 10); 2627251538Srpaulo urtwn_write_1(sc, R92C_SPEC_SIFS + 1, 10); 2628251538Srpaulo urtwn_write_1(sc, R92C_MAC_SPEC_SIFS + 1, 10); 2629251538Srpaulo urtwn_write_1(sc, R92C_R2T_SIFS + 1, 10); 2630251538Srpaulo urtwn_write_1(sc, R92C_T2T_SIFS + 1, 10); 2631251538Srpaulo 2632251538Srpaulo /* Intialize rate adaptation. */ 2633292167Savos if (!(sc->chip & URTWN_CHIP_88E)) 2634264912Skevlo urtwn_ra_init(sc); 2635251538Srpaulo /* Turn link LED on. */ 2636251538Srpaulo urtwn_set_led(sc, URTWN_LED_LINK, 1); 2637251538Srpaulo 2638251538Srpaulo sc->avg_pwdb = -1; /* Reset average RSSI. */ 2639251538Srpaulo /* Reset temperature calibration state machine. */ 2640294473Savos sc->sc_flags &= ~URTWN_TEMP_MEASURED; 2641251538Srpaulo sc->thcal_lctemp = 0; 2642294473Savos /* Start periodic calibration. */ 2643294473Savos callout_reset(&sc->sc_calib_to, 2*hz, urtwn_calib_to, sc); 2644290631Savos 2645290631Savosend_run: 2646251538Srpaulo ieee80211_free_node(ni); 2647251538Srpaulo break; 2648251538Srpaulo default: 2649251538Srpaulo break; 2650251538Srpaulo } 2651290631Savos 2652251538Srpaulo URTWN_UNLOCK(sc); 2653251538Srpaulo IEEE80211_LOCK(ic); 2654290631Savos return (error != 0 ? error : uvp->newstate(vap, nstate, arg)); 2655251538Srpaulo} 2656251538Srpaulo 2657251538Srpaulostatic void 2658294473Savosurtwn_calib_to(void *arg) 2659294473Savos{ 2660294473Savos struct urtwn_softc *sc = arg; 2661294473Savos 2662294473Savos /* Do it in a process context. */ 2663294473Savos urtwn_cmd_sleepable(sc, NULL, 0, urtwn_calib_cb); 2664294473Savos} 2665294473Savos 2666294473Savosstatic void 2667294473Savosurtwn_calib_cb(struct urtwn_softc *sc, union sec_param *data) 2668294473Savos{ 2669294473Savos /* Do temperature compensation. */ 2670294473Savos urtwn_temp_calib(sc); 2671294473Savos 2672294473Savos if ((urtwn_read_1(sc, R92C_MSR) & R92C_MSR_MASK) != R92C_MSR_NOLINK) 2673294473Savos callout_reset(&sc->sc_calib_to, 2*hz, urtwn_calib_to, sc); 2674294473Savos} 2675294473Savos 2676294473Savosstatic void 2677251538Srpaulourtwn_watchdog(void *arg) 2678251538Srpaulo{ 2679251538Srpaulo struct urtwn_softc *sc = arg; 2680251538Srpaulo 2681251538Srpaulo if (sc->sc_txtimer > 0) { 2682251538Srpaulo if (--sc->sc_txtimer == 0) { 2683251538Srpaulo device_printf(sc->sc_dev, "device timeout\n"); 2684287197Sglebius counter_u64_add(sc->sc_ic.ic_oerrors, 1); 2685251538Srpaulo return; 2686251538Srpaulo } 2687251538Srpaulo callout_reset(&sc->sc_watchdog_ch, hz, urtwn_watchdog, sc); 2688251538Srpaulo } 2689251538Srpaulo} 2690251538Srpaulo 2691251538Srpaulostatic void 2692251538Srpaulourtwn_update_avgrssi(struct urtwn_softc *sc, int rate, int8_t rssi) 2693251538Srpaulo{ 2694251538Srpaulo int pwdb; 2695251538Srpaulo 2696251538Srpaulo /* Convert antenna signal to percentage. */ 2697251538Srpaulo if (rssi <= -100 || rssi >= 20) 2698251538Srpaulo pwdb = 0; 2699251538Srpaulo else if (rssi >= 0) 2700251538Srpaulo pwdb = 100; 2701251538Srpaulo else 2702251538Srpaulo pwdb = 100 + rssi; 2703264912Skevlo if (!(sc->chip & URTWN_CHIP_88E)) { 2704289758Savos if (rate <= URTWN_RIDX_CCK11) { 2705264912Skevlo /* CCK gain is smaller than OFDM/MCS gain. */ 2706264912Skevlo pwdb += 6; 2707264912Skevlo if (pwdb > 100) 2708264912Skevlo pwdb = 100; 2709264912Skevlo if (pwdb <= 14) 2710264912Skevlo pwdb -= 4; 2711264912Skevlo else if (pwdb <= 26) 2712264912Skevlo pwdb -= 8; 2713264912Skevlo else if (pwdb <= 34) 2714264912Skevlo pwdb -= 6; 2715264912Skevlo else if (pwdb <= 42) 2716264912Skevlo pwdb -= 2; 2717264912Skevlo } 2718251538Srpaulo } 2719251538Srpaulo if (sc->avg_pwdb == -1) /* Init. */ 2720251538Srpaulo sc->avg_pwdb = pwdb; 2721251538Srpaulo else if (sc->avg_pwdb < pwdb) 2722251538Srpaulo sc->avg_pwdb = ((sc->avg_pwdb * 19 + pwdb) / 20) + 1; 2723251538Srpaulo else 2724251538Srpaulo sc->avg_pwdb = ((sc->avg_pwdb * 19 + pwdb) / 20); 2725297175Sadrian URTWN_DPRINTF(sc, URTWN_DEBUG_RSSI, "%s: PWDB %d, EMA %d\n", __func__, 2726294471Savos pwdb, sc->avg_pwdb); 2727251538Srpaulo} 2728251538Srpaulo 2729251538Srpaulostatic int8_t 2730251538Srpaulourtwn_get_rssi(struct urtwn_softc *sc, int rate, void *physt) 2731251538Srpaulo{ 2732251538Srpaulo static const int8_t cckoff[] = { 16, -12, -26, -46 }; 2733251538Srpaulo struct r92c_rx_phystat *phy; 2734251538Srpaulo struct r92c_rx_cck *cck; 2735251538Srpaulo uint8_t rpt; 2736251538Srpaulo int8_t rssi; 2737251538Srpaulo 2738289758Savos if (rate <= URTWN_RIDX_CCK11) { 2739251538Srpaulo cck = (struct r92c_rx_cck *)physt; 2740251538Srpaulo if (sc->sc_flags & URTWN_FLAG_CCK_HIPWR) { 2741251538Srpaulo rpt = (cck->agc_rpt >> 5) & 0x3; 2742251538Srpaulo rssi = (cck->agc_rpt & 0x1f) << 1; 2743251538Srpaulo } else { 2744251538Srpaulo rpt = (cck->agc_rpt >> 6) & 0x3; 2745251538Srpaulo rssi = cck->agc_rpt & 0x3e; 2746251538Srpaulo } 2747251538Srpaulo rssi = cckoff[rpt] - rssi; 2748251538Srpaulo } else { /* OFDM/HT. */ 2749251538Srpaulo phy = (struct r92c_rx_phystat *)physt; 2750251538Srpaulo rssi = ((le32toh(phy->phydw1) >> 1) & 0x7f) - 110; 2751251538Srpaulo } 2752251538Srpaulo return (rssi); 2753251538Srpaulo} 2754251538Srpaulo 2755264912Skevlostatic int8_t 2756264912Skevlourtwn_r88e_get_rssi(struct urtwn_softc *sc, int rate, void *physt) 2757264912Skevlo{ 2758264912Skevlo struct r92c_rx_phystat *phy; 2759264912Skevlo struct r88e_rx_cck *cck; 2760264912Skevlo uint8_t cck_agc_rpt, lna_idx, vga_idx; 2761264912Skevlo int8_t rssi; 2762264912Skevlo 2763264972Skevlo rssi = 0; 2764289758Savos if (rate <= URTWN_RIDX_CCK11) { 2765264912Skevlo cck = (struct r88e_rx_cck *)physt; 2766264912Skevlo cck_agc_rpt = cck->agc_rpt; 2767264912Skevlo lna_idx = (cck_agc_rpt & 0xe0) >> 5; 2768281069Srpaulo vga_idx = cck_agc_rpt & 0x1f; 2769264912Skevlo switch (lna_idx) { 2770264912Skevlo case 7: 2771264912Skevlo if (vga_idx <= 27) 2772264912Skevlo rssi = -100 + 2* (27 - vga_idx); 2773264912Skevlo else 2774264912Skevlo rssi = -100; 2775264912Skevlo break; 2776264912Skevlo case 6: 2777264912Skevlo rssi = -48 + 2 * (2 - vga_idx); 2778264912Skevlo break; 2779264912Skevlo case 5: 2780264912Skevlo rssi = -42 + 2 * (7 - vga_idx); 2781264912Skevlo break; 2782264912Skevlo case 4: 2783264912Skevlo rssi = -36 + 2 * (7 - vga_idx); 2784264912Skevlo break; 2785264912Skevlo case 3: 2786264912Skevlo rssi = -24 + 2 * (7 - vga_idx); 2787264912Skevlo break; 2788264912Skevlo case 2: 2789264912Skevlo rssi = -12 + 2 * (5 - vga_idx); 2790264912Skevlo break; 2791264912Skevlo case 1: 2792264912Skevlo rssi = 8 - (2 * vga_idx); 2793264912Skevlo break; 2794264912Skevlo case 0: 2795264912Skevlo rssi = 14 - (2 * vga_idx); 2796264912Skevlo break; 2797264912Skevlo } 2798264912Skevlo rssi += 6; 2799264912Skevlo } else { /* OFDM/HT. */ 2800264912Skevlo phy = (struct r92c_rx_phystat *)physt; 2801264912Skevlo rssi = ((le32toh(phy->phydw1) >> 1) & 0x7f) - 110; 2802264912Skevlo } 2803264912Skevlo return (rssi); 2804264912Skevlo} 2805264912Skevlo 2806292167Savosstatic __inline uint8_t 2807292167Savosrate2ridx(uint8_t rate) 2808292167Savos{ 2809297175Sadrian if (rate & IEEE80211_RATE_MCS) { 2810297175Sadrian /* 11n rates start at idx 12 */ 2811297175Sadrian return ((rate & 0xf) + 12); 2812297175Sadrian } 2813292167Savos switch (rate) { 2814297175Sadrian /* 11g */ 2815292167Savos case 12: return 4; 2816292167Savos case 18: return 5; 2817292167Savos case 24: return 6; 2818292167Savos case 36: return 7; 2819292167Savos case 48: return 8; 2820292167Savos case 72: return 9; 2821292167Savos case 96: return 10; 2822292167Savos case 108: return 11; 2823297175Sadrian /* 11b */ 2824292167Savos case 2: return 0; 2825292167Savos case 4: return 1; 2826292167Savos case 11: return 2; 2827292167Savos case 22: return 3; 2828292167Savos default: return 0; 2829292167Savos } 2830292167Savos} 2831292167Savos 2832251538Srpaulostatic int 2833290630Savosurtwn_tx_data(struct urtwn_softc *sc, struct ieee80211_node *ni, 2834290630Savos struct mbuf *m, struct urtwn_data *data) 2835251538Srpaulo{ 2836292167Savos const struct ieee80211_txparam *tp; 2837287197Sglebius struct ieee80211com *ic = &sc->sc_ic; 2838251538Srpaulo struct ieee80211vap *vap = ni->ni_vap; 2839292167Savos struct ieee80211_key *k = NULL; 2840292167Savos struct ieee80211_channel *chan; 2841292167Savos struct ieee80211_frame *wh; 2842251538Srpaulo struct r92c_tx_desc *txd; 2843292167Savos uint8_t macid, raid, rate, ridx, subtype, type, tid, qsel; 2844292014Savos int hasqos, ismcast; 2845251538Srpaulo 2846251538Srpaulo URTWN_ASSERT_LOCKED(sc); 2847251538Srpaulo 2848251538Srpaulo /* 2849251538Srpaulo * Software crypto. 2850251538Srpaulo */ 2851290630Savos wh = mtod(m, struct ieee80211_frame *); 2852264912Skevlo type = wh->i_fc[0] & IEEE80211_FC0_TYPE_MASK; 2853290630Savos subtype = wh->i_fc[0] & IEEE80211_FC0_SUBTYPE_MASK; 2854292014Savos hasqos = IEEE80211_QOS_HAS_SEQ(wh); 2855290630Savos ismcast = IEEE80211_IS_MULTICAST(wh->i_addr1); 2856264912Skevlo 2857292014Savos /* Select TX ring for this frame. */ 2858292014Savos if (hasqos) { 2859292014Savos tid = ((const struct ieee80211_qosframe *)wh)->i_qos[0]; 2860292014Savos tid &= IEEE80211_QOS_TID; 2861292014Savos } else 2862292014Savos tid = 0; 2863292014Savos 2864292167Savos chan = (ni->ni_chan != IEEE80211_CHAN_ANYC) ? 2865292167Savos ni->ni_chan : ic->ic_curchan; 2866292167Savos tp = &vap->iv_txparms[ieee80211_chan2mode(chan)]; 2867292167Savos 2868292167Savos /* Choose a TX rate index. */ 2869292167Savos if (type == IEEE80211_FC0_TYPE_MGT) 2870292167Savos rate = tp->mgmtrate; 2871292167Savos else if (ismcast) 2872292167Savos rate = tp->mcastrate; 2873292167Savos else if (tp->ucastrate != IEEE80211_FIXED_RATE_NONE) 2874292167Savos rate = tp->ucastrate; 2875292167Savos else if (m->m_flags & M_EAPOL) 2876292167Savos rate = tp->mgmtrate; 2877292167Savos else { 2878292167Savos if (URTWN_CHIP_HAS_RATECTL(sc)) { 2879292167Savos /* XXX pass pktlen */ 2880292167Savos (void) ieee80211_ratectl_rate(ni, NULL, 0); 2881292167Savos rate = ni->ni_txrate; 2882292167Savos } else { 2883297175Sadrian /* XXX TODO: drop the default rate for 11b/11g? */ 2884297175Sadrian if (ni->ni_flags & IEEE80211_NODE_HT) 2885297175Sadrian rate = IEEE80211_RATE_MCS | 0x4; /* MCS4 */ 2886297175Sadrian else if (ic->ic_curmode != IEEE80211_MODE_11B) 2887292167Savos rate = 108; 2888292167Savos else 2889292167Savos rate = 22; 2890292167Savos } 2891292167Savos } 2892292167Savos 2893297175Sadrian /* 2894297175Sadrian * XXX TODO: this should be per-node, for 11b versus 11bg 2895297175Sadrian * nodes in hostap mode 2896297175Sadrian */ 2897292167Savos ridx = rate2ridx(rate); 2898297175Sadrian if (ni->ni_flags & IEEE80211_NODE_HT) 2899297175Sadrian raid = R92C_RAID_11GN; 2900297175Sadrian else if (ic->ic_curmode != IEEE80211_MODE_11B) 2901292167Savos raid = R92C_RAID_11BG; 2902292167Savos else 2903292167Savos raid = R92C_RAID_11B; 2904292167Savos 2905260444Skevlo if (wh->i_fc[1] & IEEE80211_FC1_PROTECTED) { 2906290630Savos k = ieee80211_crypto_encap(ni, m); 2907251538Srpaulo if (k == NULL) { 2908251538Srpaulo device_printf(sc->sc_dev, 2909251538Srpaulo "ieee80211_crypto_encap returns NULL.\n"); 2910251538Srpaulo return (ENOBUFS); 2911251538Srpaulo } 2912251538Srpaulo 2913251538Srpaulo /* in case packet header moved, reset pointer */ 2914290630Savos wh = mtod(m, struct ieee80211_frame *); 2915251538Srpaulo } 2916281069Srpaulo 2917251538Srpaulo /* Fill Tx descriptor. */ 2918251538Srpaulo txd = (struct r92c_tx_desc *)data->buf; 2919251538Srpaulo memset(txd, 0, sizeof(*txd)); 2920251538Srpaulo 2921251538Srpaulo txd->txdw0 |= htole32( 2922251538Srpaulo SM(R92C_TXDW0_OFFSET, sizeof(*txd)) | 2923251538Srpaulo R92C_TXDW0_OWN | R92C_TXDW0_FSG | R92C_TXDW0_LSG); 2924290630Savos if (ismcast) 2925251538Srpaulo txd->txdw0 |= htole32(R92C_TXDW0_BMCAST); 2926290630Savos 2927290630Savos if (!ismcast) { 2928292167Savos if (sc->chip & URTWN_CHIP_88E) { 2929292167Savos struct urtwn_node *un = URTWN_NODE(ni); 2930292167Savos macid = un->id; 2931292167Savos } else 2932292167Savos macid = URTWN_MACID_BSS; 2933290630Savos 2934290630Savos if (type == IEEE80211_FC0_TYPE_DATA) { 2935292014Savos qsel = tid % URTWN_MAX_TID; 2936290630Savos 2937292167Savos if (sc->chip & URTWN_CHIP_88E) { 2938292167Savos txd->txdw2 |= htole32( 2939292167Savos R88E_TXDW2_AGGBK | 2940292167Savos R88E_TXDW2_CCX_RPT); 2941292167Savos } else 2942290630Savos txd->txdw1 |= htole32(R92C_TXDW1_AGGBK); 2943290630Savos 2944297175Sadrian /* protmode, non-HT */ 2945297175Sadrian /* XXX TODO: noack frames? */ 2946297175Sadrian if ((rate & 0x80) == 0 && 2947297175Sadrian (ic->ic_flags & IEEE80211_F_USEPROT)) { 2948290630Savos switch (ic->ic_protmode) { 2949290630Savos case IEEE80211_PROT_CTSONLY: 2950290630Savos txd->txdw4 |= htole32( 2951290630Savos R92C_TXDW4_CTS2SELF | 2952290630Savos R92C_TXDW4_HWRTSEN); 2953290630Savos break; 2954290630Savos case IEEE80211_PROT_RTSCTS: 2955290630Savos txd->txdw4 |= htole32( 2956290630Savos R92C_TXDW4_RTSEN | 2957290630Savos R92C_TXDW4_HWRTSEN); 2958290630Savos break; 2959290630Savos default: 2960290630Savos break; 2961290630Savos } 2962290630Savos } 2963297175Sadrian 2964297175Sadrian /* protmode, HT */ 2965297175Sadrian /* XXX TODO: noack frames? */ 2966297175Sadrian if ((rate & 0x80) && 2967297175Sadrian (ic->ic_htprotmode == IEEE80211_PROT_RTSCTS)) { 2968297175Sadrian txd->txdw4 |= htole32( 2969297175Sadrian R92C_TXDW4_RTSEN | 2970297175Sadrian R92C_TXDW4_HWRTSEN); 2971297175Sadrian } 2972297175Sadrian 2973297175Sadrian /* XXX TODO: rtsrate is configurable? 24mbit may 2974297175Sadrian * be a bit high for RTS rate? */ 2975290630Savos txd->txdw4 |= htole32(SM(R92C_TXDW4_RTSRATE, 2976290630Savos URTWN_RIDX_OFDM24)); 2977297175Sadrian 2978290630Savos txd->txdw5 |= htole32(0x0001ff00); 2979290630Savos } else /* IEEE80211_FC0_TYPE_MGT */ 2980290630Savos qsel = R92C_TXDW1_QSEL_MGNT; 2981251538Srpaulo } else { 2982290630Savos macid = URTWN_MACID_BC; 2983290630Savos qsel = R92C_TXDW1_QSEL_MGNT; 2984290630Savos } 2985251538Srpaulo 2986290630Savos txd->txdw1 |= htole32( 2987290630Savos SM(R92C_TXDW1_QSEL, qsel) | 2988290630Savos SM(R92C_TXDW1_RAID, raid)); 2989290630Savos 2990297175Sadrian /* XXX TODO: 40MHZ flag? */ 2991297175Sadrian /* XXX TODO: AMPDU flag? (AGG_ENABLE or AGG_BREAK?) Density shift? */ 2992297175Sadrian /* XXX Short preamble? */ 2993297175Sadrian /* XXX Short-GI? */ 2994297175Sadrian 2995290630Savos if (sc->chip & URTWN_CHIP_88E) 2996290630Savos txd->txdw1 |= htole32(SM(R88E_TXDW1_MACID, macid)); 2997290630Savos else 2998290630Savos txd->txdw1 |= htole32(SM(R92C_TXDW1_MACID, macid)); 2999290630Savos 3000290630Savos txd->txdw5 |= htole32(SM(R92C_TXDW5_DATARATE, ridx)); 3001297175Sadrian 3002291858Savos /* Force this rate if needed. */ 3003292167Savos if (URTWN_CHIP_HAS_RATECTL(sc) || ismcast || 3004297175Sadrian (tp->ucastrate != IEEE80211_FIXED_RATE_NONE) || 3005292167Savos (m->m_flags & M_EAPOL) || type != IEEE80211_FC0_TYPE_DATA) 3006251538Srpaulo txd->txdw4 |= htole32(R92C_TXDW4_DRVRATE); 3007251538Srpaulo 3008292014Savos if (!hasqos) { 3009251538Srpaulo /* Use HW sequence numbering for non-QoS frames. */ 3010291858Savos if (sc->chip & URTWN_CHIP_88E) 3011291858Savos txd->txdseq = htole16(R88E_TXDSEQ_HWSEQ_EN); 3012291858Savos else 3013291858Savos txd->txdw4 |= htole32(R92C_TXDW4_HWSEQ_EN); 3014290630Savos } else { 3015290630Savos /* Set sequence number. */ 3016290630Savos txd->txdseq = htole16(M_SEQNO_GET(m) % IEEE80211_SEQ_RANGE); 3017290630Savos } 3018251538Srpaulo 3019292175Savos if (k != NULL && !(k->wk_flags & IEEE80211_KEY_SWCRYPT)) { 3020292175Savos uint8_t cipher; 3021292175Savos 3022292175Savos switch (k->wk_cipher->ic_cipher) { 3023292175Savos case IEEE80211_CIPHER_WEP: 3024292175Savos case IEEE80211_CIPHER_TKIP: 3025292175Savos cipher = R92C_TXDW1_CIPHER_RC4; 3026292175Savos break; 3027292175Savos case IEEE80211_CIPHER_AES_CCM: 3028292175Savos cipher = R92C_TXDW1_CIPHER_AES; 3029292175Savos break; 3030292175Savos default: 3031292175Savos device_printf(sc->sc_dev, "%s: unknown cipher %d\n", 3032292175Savos __func__, k->wk_cipher->ic_cipher); 3033292175Savos return (EINVAL); 3034292175Savos } 3035292175Savos 3036292175Savos txd->txdw1 |= htole32(SM(R92C_TXDW1_CIPHER, cipher)); 3037292175Savos } 3038292175Savos 3039251538Srpaulo if (ieee80211_radiotap_active_vap(vap)) { 3040251538Srpaulo struct urtwn_tx_radiotap_header *tap = &sc->sc_txtap; 3041251538Srpaulo 3042251538Srpaulo tap->wt_flags = 0; 3043290630Savos if (k != NULL) 3044290630Savos tap->wt_flags |= IEEE80211_RADIOTAP_F_WEP; 3045290630Savos ieee80211_radiotap_tx(vap, m); 3046251538Srpaulo } 3047251538Srpaulo 3048290630Savos data->ni = ni; 3049251538Srpaulo 3050290630Savos urtwn_tx_start(sc, m, type, data); 3051290630Savos 3052290630Savos return (0); 3053290630Savos} 3054290630Savos 3055292221Savosstatic int 3056292221Savosurtwn_tx_raw(struct urtwn_softc *sc, struct ieee80211_node *ni, 3057292221Savos struct mbuf *m, struct urtwn_data *data, 3058292221Savos const struct ieee80211_bpf_params *params) 3059292221Savos{ 3060292221Savos struct ieee80211vap *vap = ni->ni_vap; 3061292221Savos struct ieee80211_key *k = NULL; 3062292221Savos struct ieee80211_frame *wh; 3063292221Savos struct r92c_tx_desc *txd; 3064292221Savos uint8_t cipher, ridx, type; 3065292221Savos 3066292221Savos /* Encrypt the frame if need be. */ 3067292221Savos cipher = R92C_TXDW1_CIPHER_NONE; 3068292221Savos if (params->ibp_flags & IEEE80211_BPF_CRYPTO) { 3069292221Savos /* Retrieve key for TX. */ 3070292221Savos k = ieee80211_crypto_encap(ni, m); 3071292221Savos if (k == NULL) 3072292221Savos return (ENOBUFS); 3073292221Savos 3074292221Savos if (!(k->wk_flags & IEEE80211_KEY_SWCRYPT)) { 3075292221Savos switch (k->wk_cipher->ic_cipher) { 3076292221Savos case IEEE80211_CIPHER_WEP: 3077292221Savos case IEEE80211_CIPHER_TKIP: 3078292221Savos cipher = R92C_TXDW1_CIPHER_RC4; 3079292221Savos break; 3080292221Savos case IEEE80211_CIPHER_AES_CCM: 3081292221Savos cipher = R92C_TXDW1_CIPHER_AES; 3082292221Savos break; 3083292221Savos default: 3084292221Savos device_printf(sc->sc_dev, 3085292221Savos "%s: unknown cipher %d\n", 3086292221Savos __func__, k->wk_cipher->ic_cipher); 3087292221Savos return (EINVAL); 3088292221Savos } 3089292221Savos } 3090292221Savos } 3091292221Savos 3092297175Sadrian /* XXX TODO: 11n checks, matching urtwn_tx_data() */ 3093297175Sadrian 3094292221Savos wh = mtod(m, struct ieee80211_frame *); 3095292221Savos type = wh->i_fc[0] & IEEE80211_FC0_TYPE_MASK; 3096292221Savos 3097292221Savos /* Fill Tx descriptor. */ 3098292221Savos txd = (struct r92c_tx_desc *)data->buf; 3099292221Savos memset(txd, 0, sizeof(*txd)); 3100292221Savos 3101292221Savos txd->txdw0 |= htole32( 3102292221Savos SM(R92C_TXDW0_OFFSET, sizeof(*txd)) | 3103292221Savos R92C_TXDW0_OWN | R92C_TXDW0_FSG | R92C_TXDW0_LSG); 3104292221Savos if (IEEE80211_IS_MULTICAST(wh->i_addr1)) 3105292221Savos txd->txdw0 |= htole32(R92C_TXDW0_BMCAST); 3106292221Savos 3107292221Savos if (params->ibp_flags & IEEE80211_BPF_RTS) 3108292221Savos txd->txdw4 |= htole32(R92C_TXDW4_RTSEN); 3109292221Savos if (params->ibp_flags & IEEE80211_BPF_CTS) 3110292221Savos txd->txdw4 |= htole32(R92C_TXDW4_CTS2SELF); 3111292221Savos if (txd->txdw4 & htole32(R92C_TXDW4_RTSEN | R92C_TXDW4_CTS2SELF)) { 3112292221Savos txd->txdw4 |= htole32(R92C_TXDW4_HWRTSEN); 3113292221Savos txd->txdw4 |= htole32(SM(R92C_TXDW4_RTSRATE, 3114292221Savos URTWN_RIDX_OFDM24)); 3115292221Savos } 3116292221Savos 3117292221Savos if (sc->chip & URTWN_CHIP_88E) 3118292221Savos txd->txdw1 |= htole32(SM(R88E_TXDW1_MACID, URTWN_MACID_BC)); 3119292221Savos else 3120292221Savos txd->txdw1 |= htole32(SM(R92C_TXDW1_MACID, URTWN_MACID_BC)); 3121292221Savos 3122297175Sadrian /* XXX TODO: rate index/config (RAID) for 11n? */ 3123292221Savos txd->txdw1 |= htole32(SM(R92C_TXDW1_QSEL, R92C_TXDW1_QSEL_MGNT)); 3124292221Savos txd->txdw1 |= htole32(SM(R92C_TXDW1_CIPHER, cipher)); 3125292221Savos 3126292221Savos /* Choose a TX rate index. */ 3127292221Savos ridx = rate2ridx(params->ibp_rate0); 3128292221Savos txd->txdw5 |= htole32(SM(R92C_TXDW5_DATARATE, ridx)); 3129292221Savos txd->txdw5 |= htole32(0x0001ff00); 3130292221Savos txd->txdw4 |= htole32(R92C_TXDW4_DRVRATE); 3131292221Savos 3132292221Savos if (!IEEE80211_QOS_HAS_SEQ(wh)) { 3133292221Savos /* Use HW sequence numbering for non-QoS frames. */ 3134292221Savos if (sc->chip & URTWN_CHIP_88E) 3135292221Savos txd->txdseq = htole16(R88E_TXDSEQ_HWSEQ_EN); 3136292221Savos else 3137292221Savos txd->txdw4 |= htole32(R92C_TXDW4_HWSEQ_EN); 3138292221Savos } else { 3139292221Savos /* Set sequence number. */ 3140292221Savos txd->txdseq = htole16(M_SEQNO_GET(m) % IEEE80211_SEQ_RANGE); 3141292221Savos } 3142292221Savos 3143292221Savos if (ieee80211_radiotap_active_vap(vap)) { 3144292221Savos struct urtwn_tx_radiotap_header *tap = &sc->sc_txtap; 3145292221Savos 3146292221Savos tap->wt_flags = 0; 3147292221Savos if (k != NULL) 3148292221Savos tap->wt_flags |= IEEE80211_RADIOTAP_F_WEP; 3149292221Savos ieee80211_radiotap_tx(vap, m); 3150292221Savos } 3151292221Savos 3152292221Savos data->ni = ni; 3153292221Savos 3154292221Savos urtwn_tx_start(sc, m, type, data); 3155292221Savos 3156292221Savos return (0); 3157292221Savos} 3158292221Savos 3159290630Savosstatic void 3160290630Savosurtwn_tx_start(struct urtwn_softc *sc, struct mbuf *m, uint8_t type, 3161290630Savos struct urtwn_data *data) 3162290630Savos{ 3163290630Savos struct usb_xfer *xfer; 3164290630Savos struct r92c_tx_desc *txd; 3165290630Savos uint16_t ac, sum; 3166290630Savos int i, xferlen; 3167290630Savos 3168290630Savos URTWN_ASSERT_LOCKED(sc); 3169290630Savos 3170290630Savos ac = M_WME_GETAC(m); 3171290630Savos 3172290630Savos switch (type) { 3173290630Savos case IEEE80211_FC0_TYPE_CTL: 3174290630Savos case IEEE80211_FC0_TYPE_MGT: 3175290630Savos xfer = sc->sc_xfer[URTWN_BULK_TX_VO]; 3176290630Savos break; 3177290630Savos default: 3178292014Savos xfer = sc->sc_xfer[wme2queue[ac].qid]; 3179290630Savos break; 3180290630Savos } 3181290630Savos 3182290630Savos txd = (struct r92c_tx_desc *)data->buf; 3183290630Savos txd->txdw0 |= htole32(SM(R92C_TXDW0_PKTLEN, m->m_pkthdr.len)); 3184290630Savos 3185290630Savos /* Compute Tx descriptor checksum. */ 3186290630Savos sum = 0; 3187290630Savos for (i = 0; i < sizeof(*txd) / 2; i++) 3188290630Savos sum ^= ((uint16_t *)txd)[i]; 3189290630Savos txd->txdsum = sum; /* NB: already little endian. */ 3190290630Savos 3191290630Savos xferlen = sizeof(*txd) + m->m_pkthdr.len; 3192290630Savos m_copydata(m, 0, m->m_pkthdr.len, (caddr_t)&txd[1]); 3193290630Savos 3194251538Srpaulo data->buflen = xferlen; 3195290630Savos data->m = m; 3196251538Srpaulo 3197251538Srpaulo STAILQ_INSERT_TAIL(&sc->sc_tx_pending, data, next); 3198251538Srpaulo usbd_transfer_start(xfer); 3199251538Srpaulo} 3200251538Srpaulo 3201287197Sglebiusstatic int 3202287197Sglebiusurtwn_transmit(struct ieee80211com *ic, struct mbuf *m) 3203251538Srpaulo{ 3204287197Sglebius struct urtwn_softc *sc = ic->ic_softc; 3205287197Sglebius int error; 3206261863Srpaulo 3207261863Srpaulo URTWN_LOCK(sc); 3208287197Sglebius if ((sc->sc_flags & URTWN_RUNNING) == 0) { 3209287197Sglebius URTWN_UNLOCK(sc); 3210287197Sglebius return (ENXIO); 3211287197Sglebius } 3212287197Sglebius error = mbufq_enqueue(&sc->sc_snd, m); 3213287197Sglebius if (error) { 3214287197Sglebius URTWN_UNLOCK(sc); 3215287197Sglebius return (error); 3216287197Sglebius } 3217287197Sglebius urtwn_start(sc); 3218261863Srpaulo URTWN_UNLOCK(sc); 3219287197Sglebius 3220287197Sglebius return (0); 3221261863Srpaulo} 3222261863Srpaulo 3223261863Srpaulostatic void 3224287197Sglebiusurtwn_start(struct urtwn_softc *sc) 3225261863Srpaulo{ 3226251538Srpaulo struct ieee80211_node *ni; 3227251538Srpaulo struct mbuf *m; 3228251538Srpaulo struct urtwn_data *bf; 3229251538Srpaulo 3230261863Srpaulo URTWN_ASSERT_LOCKED(sc); 3231287197Sglebius while ((m = mbufq_dequeue(&sc->sc_snd)) != NULL) { 3232251538Srpaulo bf = urtwn_getbuf(sc); 3233251538Srpaulo if (bf == NULL) { 3234287197Sglebius mbufq_prepend(&sc->sc_snd, m); 3235251538Srpaulo break; 3236251538Srpaulo } 3237251538Srpaulo ni = (struct ieee80211_node *)m->m_pkthdr.rcvif; 3238251538Srpaulo m->m_pkthdr.rcvif = NULL; 3239297596Sadrian 3240297596Sadrian URTWN_DPRINTF(sc, URTWN_DEBUG_XMIT, "%s: called; m=%p\n", 3241297596Sadrian __func__, 3242297596Sadrian m); 3243297596Sadrian 3244290630Savos if (urtwn_tx_data(sc, ni, m, bf) != 0) { 3245287197Sglebius if_inc_counter(ni->ni_vap->iv_ifp, 3246287197Sglebius IFCOUNTER_OERRORS, 1); 3247251538Srpaulo STAILQ_INSERT_HEAD(&sc->sc_tx_inactive, bf, next); 3248288353Sadrian m_freem(m); 3249251538Srpaulo ieee80211_free_node(ni); 3250251538Srpaulo break; 3251251538Srpaulo } 3252251538Srpaulo sc->sc_txtimer = 5; 3253251538Srpaulo callout_reset(&sc->sc_watchdog_ch, hz, urtwn_watchdog, sc); 3254251538Srpaulo } 3255251538Srpaulo} 3256251538Srpaulo 3257287197Sglebiusstatic void 3258287197Sglebiusurtwn_parent(struct ieee80211com *ic) 3259251538Srpaulo{ 3260286949Sadrian struct urtwn_softc *sc = ic->ic_softc; 3261251538Srpaulo 3262263153Skevlo URTWN_LOCK(sc); 3263287197Sglebius if (sc->sc_flags & URTWN_DETACHED) { 3264287197Sglebius URTWN_UNLOCK(sc); 3265287197Sglebius return; 3266287197Sglebius } 3267291698Savos URTWN_UNLOCK(sc); 3268291698Savos 3269287197Sglebius if (ic->ic_nrunning > 0) { 3270291698Savos if (urtwn_init(sc) != 0) { 3271291698Savos struct ieee80211vap *vap = TAILQ_FIRST(&ic->ic_vaps); 3272291698Savos if (vap != NULL) 3273291698Savos ieee80211_stop(vap); 3274291698Savos } else 3275291698Savos ieee80211_start_all(ic); 3276291698Savos } else 3277287197Sglebius urtwn_stop(sc); 3278251538Srpaulo} 3279251538Srpaulo 3280264912Skevlostatic __inline int 3281251538Srpaulourtwn_power_on(struct urtwn_softc *sc) 3282251538Srpaulo{ 3283264912Skevlo 3284264912Skevlo return sc->sc_power_on(sc); 3285264912Skevlo} 3286264912Skevlo 3287264912Skevlostatic int 3288264912Skevlourtwn_r92c_power_on(struct urtwn_softc *sc) 3289264912Skevlo{ 3290251538Srpaulo uint32_t reg; 3291291698Savos usb_error_t error; 3292251538Srpaulo int ntries; 3293251538Srpaulo 3294251538Srpaulo /* Wait for autoload done bit. */ 3295251538Srpaulo for (ntries = 0; ntries < 1000; ntries++) { 3296251538Srpaulo if (urtwn_read_1(sc, R92C_APS_FSMCO) & R92C_APS_FSMCO_PFM_ALDN) 3297251538Srpaulo break; 3298266472Shselasky urtwn_ms_delay(sc); 3299251538Srpaulo } 3300251538Srpaulo if (ntries == 1000) { 3301251538Srpaulo device_printf(sc->sc_dev, 3302251538Srpaulo "timeout waiting for chip autoload\n"); 3303251538Srpaulo return (ETIMEDOUT); 3304251538Srpaulo } 3305251538Srpaulo 3306251538Srpaulo /* Unlock ISO/CLK/Power control register. */ 3307291698Savos error = urtwn_write_1(sc, R92C_RSV_CTRL, 0); 3308291698Savos if (error != USB_ERR_NORMAL_COMPLETION) 3309291698Savos return (EIO); 3310251538Srpaulo /* Move SPS into PWM mode. */ 3311291698Savos error = urtwn_write_1(sc, R92C_SPS0_CTRL, 0x2b); 3312291698Savos if (error != USB_ERR_NORMAL_COMPLETION) 3313291698Savos return (EIO); 3314266472Shselasky urtwn_ms_delay(sc); 3315251538Srpaulo 3316251538Srpaulo reg = urtwn_read_1(sc, R92C_LDOV12D_CTRL); 3317251538Srpaulo if (!(reg & R92C_LDOV12D_CTRL_LDV12_EN)) { 3318291698Savos error = urtwn_write_1(sc, R92C_LDOV12D_CTRL, 3319251538Srpaulo reg | R92C_LDOV12D_CTRL_LDV12_EN); 3320291698Savos if (error != USB_ERR_NORMAL_COMPLETION) 3321291698Savos return (EIO); 3322266472Shselasky urtwn_ms_delay(sc); 3323291698Savos error = urtwn_write_1(sc, R92C_SYS_ISO_CTRL, 3324251538Srpaulo urtwn_read_1(sc, R92C_SYS_ISO_CTRL) & 3325251538Srpaulo ~R92C_SYS_ISO_CTRL_MD2PP); 3326291698Savos if (error != USB_ERR_NORMAL_COMPLETION) 3327291698Savos return (EIO); 3328251538Srpaulo } 3329251538Srpaulo 3330251538Srpaulo /* Auto enable WLAN. */ 3331291698Savos error = urtwn_write_2(sc, R92C_APS_FSMCO, 3332251538Srpaulo urtwn_read_2(sc, R92C_APS_FSMCO) | R92C_APS_FSMCO_APFM_ONMAC); 3333291698Savos if (error != USB_ERR_NORMAL_COMPLETION) 3334291698Savos return (EIO); 3335251538Srpaulo for (ntries = 0; ntries < 1000; ntries++) { 3336262822Skevlo if (!(urtwn_read_2(sc, R92C_APS_FSMCO) & 3337262822Skevlo R92C_APS_FSMCO_APFM_ONMAC)) 3338251538Srpaulo break; 3339266472Shselasky urtwn_ms_delay(sc); 3340251538Srpaulo } 3341251538Srpaulo if (ntries == 1000) { 3342251538Srpaulo device_printf(sc->sc_dev, 3343251538Srpaulo "timeout waiting for MAC auto ON\n"); 3344251538Srpaulo return (ETIMEDOUT); 3345251538Srpaulo } 3346251538Srpaulo 3347251538Srpaulo /* Enable radio, GPIO and LED functions. */ 3348291698Savos error = urtwn_write_2(sc, R92C_APS_FSMCO, 3349251538Srpaulo R92C_APS_FSMCO_AFSM_HSUS | 3350251538Srpaulo R92C_APS_FSMCO_PDN_EN | 3351251538Srpaulo R92C_APS_FSMCO_PFM_ALDN); 3352291698Savos if (error != USB_ERR_NORMAL_COMPLETION) 3353291698Savos return (EIO); 3354251538Srpaulo /* Release RF digital isolation. */ 3355291698Savos error = urtwn_write_2(sc, R92C_SYS_ISO_CTRL, 3356251538Srpaulo urtwn_read_2(sc, R92C_SYS_ISO_CTRL) & ~R92C_SYS_ISO_CTRL_DIOR); 3357291698Savos if (error != USB_ERR_NORMAL_COMPLETION) 3358291698Savos return (EIO); 3359251538Srpaulo 3360251538Srpaulo /* Initialize MAC. */ 3361291698Savos error = urtwn_write_1(sc, R92C_APSD_CTRL, 3362251538Srpaulo urtwn_read_1(sc, R92C_APSD_CTRL) & ~R92C_APSD_CTRL_OFF); 3363291698Savos if (error != USB_ERR_NORMAL_COMPLETION) 3364291698Savos return (EIO); 3365251538Srpaulo for (ntries = 0; ntries < 200; ntries++) { 3366251538Srpaulo if (!(urtwn_read_1(sc, R92C_APSD_CTRL) & 3367251538Srpaulo R92C_APSD_CTRL_OFF_STATUS)) 3368251538Srpaulo break; 3369266472Shselasky urtwn_ms_delay(sc); 3370251538Srpaulo } 3371251538Srpaulo if (ntries == 200) { 3372251538Srpaulo device_printf(sc->sc_dev, 3373251538Srpaulo "timeout waiting for MAC initialization\n"); 3374251538Srpaulo return (ETIMEDOUT); 3375251538Srpaulo } 3376251538Srpaulo 3377251538Srpaulo /* Enable MAC DMA/WMAC/SCHEDULE/SEC blocks. */ 3378251538Srpaulo reg = urtwn_read_2(sc, R92C_CR); 3379251538Srpaulo reg |= R92C_CR_HCI_TXDMA_EN | R92C_CR_HCI_RXDMA_EN | 3380251538Srpaulo R92C_CR_TXDMA_EN | R92C_CR_RXDMA_EN | R92C_CR_PROTOCOL_EN | 3381251538Srpaulo R92C_CR_SCHEDULE_EN | R92C_CR_MACTXEN | R92C_CR_MACRXEN | 3382251538Srpaulo R92C_CR_ENSEC; 3383291698Savos error = urtwn_write_2(sc, R92C_CR, reg); 3384291698Savos if (error != USB_ERR_NORMAL_COMPLETION) 3385291698Savos return (EIO); 3386251538Srpaulo 3387291698Savos error = urtwn_write_1(sc, 0xfe10, 0x19); 3388291698Savos if (error != USB_ERR_NORMAL_COMPLETION) 3389291698Savos return (EIO); 3390251538Srpaulo return (0); 3391251538Srpaulo} 3392251538Srpaulo 3393251538Srpaulostatic int 3394264912Skevlourtwn_r88e_power_on(struct urtwn_softc *sc) 3395264912Skevlo{ 3396264912Skevlo uint32_t reg; 3397291698Savos usb_error_t error; 3398264912Skevlo int ntries; 3399264912Skevlo 3400264912Skevlo /* Wait for power ready bit. */ 3401264912Skevlo for (ntries = 0; ntries < 5000; ntries++) { 3402281918Skevlo if (urtwn_read_4(sc, R92C_APS_FSMCO) & R92C_APS_FSMCO_SUS_HOST) 3403264912Skevlo break; 3404266472Shselasky urtwn_ms_delay(sc); 3405264912Skevlo } 3406264912Skevlo if (ntries == 5000) { 3407264912Skevlo device_printf(sc->sc_dev, 3408264912Skevlo "timeout waiting for chip power up\n"); 3409264912Skevlo return (ETIMEDOUT); 3410264912Skevlo } 3411264912Skevlo 3412264912Skevlo /* Reset BB. */ 3413291698Savos error = urtwn_write_1(sc, R92C_SYS_FUNC_EN, 3414264912Skevlo urtwn_read_1(sc, R92C_SYS_FUNC_EN) & ~(R92C_SYS_FUNC_EN_BBRSTB | 3415264912Skevlo R92C_SYS_FUNC_EN_BB_GLB_RST)); 3416291698Savos if (error != USB_ERR_NORMAL_COMPLETION) 3417291698Savos return (EIO); 3418264912Skevlo 3419291698Savos error = urtwn_write_1(sc, R92C_AFE_XTAL_CTRL + 2, 3420281918Skevlo urtwn_read_1(sc, R92C_AFE_XTAL_CTRL + 2) | 0x80); 3421291698Savos if (error != USB_ERR_NORMAL_COMPLETION) 3422291698Savos return (EIO); 3423264912Skevlo 3424264912Skevlo /* Disable HWPDN. */ 3425291698Savos error = urtwn_write_2(sc, R92C_APS_FSMCO, 3426281918Skevlo urtwn_read_2(sc, R92C_APS_FSMCO) & ~R92C_APS_FSMCO_APDM_HPDN); 3427291698Savos if (error != USB_ERR_NORMAL_COMPLETION) 3428291698Savos return (EIO); 3429264912Skevlo 3430264912Skevlo /* Disable WL suspend. */ 3431291698Savos error = urtwn_write_2(sc, R92C_APS_FSMCO, 3432281918Skevlo urtwn_read_2(sc, R92C_APS_FSMCO) & 3433281918Skevlo ~(R92C_APS_FSMCO_AFSM_HSUS | R92C_APS_FSMCO_AFSM_PCIE)); 3434291698Savos if (error != USB_ERR_NORMAL_COMPLETION) 3435291698Savos return (EIO); 3436264912Skevlo 3437291698Savos error = urtwn_write_2(sc, R92C_APS_FSMCO, 3438281918Skevlo urtwn_read_2(sc, R92C_APS_FSMCO) | R92C_APS_FSMCO_APFM_ONMAC); 3439291698Savos if (error != USB_ERR_NORMAL_COMPLETION) 3440291698Savos return (EIO); 3441264912Skevlo for (ntries = 0; ntries < 5000; ntries++) { 3442281918Skevlo if (!(urtwn_read_2(sc, R92C_APS_FSMCO) & 3443281918Skevlo R92C_APS_FSMCO_APFM_ONMAC)) 3444264912Skevlo break; 3445266472Shselasky urtwn_ms_delay(sc); 3446264912Skevlo } 3447264912Skevlo if (ntries == 5000) 3448264912Skevlo return (ETIMEDOUT); 3449264912Skevlo 3450264912Skevlo /* Enable LDO normal mode. */ 3451291698Savos error = urtwn_write_1(sc, R92C_LPLDO_CTRL, 3452295874Savos urtwn_read_1(sc, R92C_LPLDO_CTRL) & ~R92C_LPLDO_CTRL_SLEEP); 3453291698Savos if (error != USB_ERR_NORMAL_COMPLETION) 3454291698Savos return (EIO); 3455264912Skevlo 3456264912Skevlo /* Enable MAC DMA/WMAC/SCHEDULE/SEC blocks. */ 3457291698Savos error = urtwn_write_2(sc, R92C_CR, 0); 3458291698Savos if (error != USB_ERR_NORMAL_COMPLETION) 3459291698Savos return (EIO); 3460264912Skevlo reg = urtwn_read_2(sc, R92C_CR); 3461264912Skevlo reg |= R92C_CR_HCI_TXDMA_EN | R92C_CR_HCI_RXDMA_EN | 3462264912Skevlo R92C_CR_TXDMA_EN | R92C_CR_RXDMA_EN | R92C_CR_PROTOCOL_EN | 3463264912Skevlo R92C_CR_SCHEDULE_EN | R92C_CR_ENSEC | R92C_CR_CALTMR_EN; 3464291698Savos error = urtwn_write_2(sc, R92C_CR, reg); 3465291698Savos if (error != USB_ERR_NORMAL_COMPLETION) 3466291698Savos return (EIO); 3467264912Skevlo 3468264912Skevlo return (0); 3469264912Skevlo} 3470264912Skevlo 3471295874Savosstatic __inline void 3472295874Savosurtwn_power_off(struct urtwn_softc *sc) 3473295874Savos{ 3474295874Savos 3475295874Savos return sc->sc_power_off(sc); 3476295874Savos} 3477295874Savos 3478295874Savosstatic void 3479295874Savosurtwn_r92c_power_off(struct urtwn_softc *sc) 3480295874Savos{ 3481295874Savos uint32_t reg; 3482295874Savos 3483295874Savos /* Block all Tx queues. */ 3484295874Savos urtwn_write_1(sc, R92C_TXPAUSE, R92C_TX_QUEUE_ALL); 3485295874Savos 3486295874Savos /* Disable RF */ 3487295874Savos urtwn_rf_write(sc, 0, 0, 0); 3488295874Savos 3489295874Savos urtwn_write_1(sc, R92C_APSD_CTRL, R92C_APSD_CTRL_OFF); 3490295874Savos 3491295874Savos /* Reset BB state machine */ 3492295874Savos urtwn_write_1(sc, R92C_SYS_FUNC_EN, 3493295874Savos R92C_SYS_FUNC_EN_USBD | R92C_SYS_FUNC_EN_USBA | 3494295874Savos R92C_SYS_FUNC_EN_BB_GLB_RST); 3495295874Savos urtwn_write_1(sc, R92C_SYS_FUNC_EN, 3496295874Savos R92C_SYS_FUNC_EN_USBD | R92C_SYS_FUNC_EN_USBA); 3497295874Savos 3498295874Savos /* 3499295874Savos * Reset digital sequence 3500295874Savos */ 3501295874Savos#ifndef URTWN_WITHOUT_UCODE 3502295874Savos if (urtwn_read_1(sc, R92C_MCUFWDL) & R92C_MCUFWDL_RDY) { 3503295874Savos /* Reset MCU ready status */ 3504295874Savos urtwn_write_1(sc, R92C_MCUFWDL, 0); 3505295874Savos 3506295874Savos /* If firmware in ram code, do reset */ 3507295874Savos urtwn_fw_reset(sc); 3508295874Savos } 3509295874Savos#endif 3510295874Savos 3511295874Savos /* Reset MAC and Enable 8051 */ 3512295874Savos urtwn_write_1(sc, R92C_SYS_FUNC_EN + 1, 3513295874Savos (R92C_SYS_FUNC_EN_CPUEN | 3514295874Savos R92C_SYS_FUNC_EN_ELDR | 3515295874Savos R92C_SYS_FUNC_EN_HWPDN) >> 8); 3516295874Savos 3517295874Savos /* Reset MCU ready status */ 3518295874Savos urtwn_write_1(sc, R92C_MCUFWDL, 0); 3519295874Savos 3520295874Savos /* Disable MAC clock */ 3521295874Savos urtwn_write_2(sc, R92C_SYS_CLKR, 3522295874Savos R92C_SYS_CLKR_ANAD16V_EN | 3523295874Savos R92C_SYS_CLKR_ANA8M | 3524295874Savos R92C_SYS_CLKR_LOADER_EN | 3525295874Savos R92C_SYS_CLKR_80M_SSC_DIS | 3526295874Savos R92C_SYS_CLKR_SYS_EN | 3527295874Savos R92C_SYS_CLKR_RING_EN | 3528295874Savos 0x4000); 3529295874Savos 3530295874Savos /* Disable AFE PLL */ 3531295874Savos urtwn_write_1(sc, R92C_AFE_PLL_CTRL, 0x80); 3532295874Savos 3533295874Savos /* Gated AFE DIG_CLOCK */ 3534295874Savos urtwn_write_2(sc, R92C_AFE_XTAL_CTRL, 0x880F); 3535295874Savos 3536295874Savos /* Isolated digital to PON */ 3537295874Savos urtwn_write_1(sc, R92C_SYS_ISO_CTRL, 3538295874Savos R92C_SYS_ISO_CTRL_MD2PP | 3539295874Savos R92C_SYS_ISO_CTRL_PA2PCIE | 3540295874Savos R92C_SYS_ISO_CTRL_PD2CORE | 3541295874Savos R92C_SYS_ISO_CTRL_IP2MAC | 3542295874Savos R92C_SYS_ISO_CTRL_DIOP | 3543295874Savos R92C_SYS_ISO_CTRL_DIOE); 3544295874Savos 3545295874Savos /* 3546295874Savos * Pull GPIO PIN to balance level and LED control 3547295874Savos */ 3548295874Savos /* 1. Disable GPIO[7:0] */ 3549295874Savos urtwn_write_2(sc, R92C_GPIO_IOSEL, 0x0000); 3550295874Savos 3551295874Savos reg = urtwn_read_4(sc, R92C_GPIO_PIN_CTRL) & ~0x0000ff00; 3552295874Savos reg |= ((reg << 8) & 0x0000ff00) | 0x00ff0000; 3553295874Savos urtwn_write_4(sc, R92C_GPIO_PIN_CTRL, reg); 3554295874Savos 3555295874Savos /* Disable GPIO[10:8] */ 3556295874Savos urtwn_write_1(sc, R92C_MAC_PINMUX_CFG, 0x00); 3557295874Savos 3558295874Savos reg = urtwn_read_2(sc, R92C_GPIO_IO_SEL) & ~0x00f0; 3559295874Savos reg |= (((reg & 0x000f) << 4) | 0x0780); 3560295874Savos urtwn_write_2(sc, R92C_GPIO_IO_SEL, reg); 3561295874Savos 3562295874Savos /* Disable LED0 & 1 */ 3563295874Savos urtwn_write_2(sc, R92C_LEDCFG0, 0x8080); 3564295874Savos 3565295874Savos /* 3566295874Savos * Reset digital sequence 3567295874Savos */ 3568295874Savos /* Disable ELDR clock */ 3569295874Savos urtwn_write_2(sc, R92C_SYS_CLKR, 3570295874Savos R92C_SYS_CLKR_ANAD16V_EN | 3571295874Savos R92C_SYS_CLKR_ANA8M | 3572295874Savos R92C_SYS_CLKR_LOADER_EN | 3573295874Savos R92C_SYS_CLKR_80M_SSC_DIS | 3574295874Savos R92C_SYS_CLKR_SYS_EN | 3575295874Savos R92C_SYS_CLKR_RING_EN | 3576295874Savos 0x4000); 3577295874Savos 3578295874Savos /* Isolated ELDR to PON */ 3579295874Savos urtwn_write_1(sc, R92C_SYS_ISO_CTRL + 1, 3580295874Savos (R92C_SYS_ISO_CTRL_DIOR | 3581295874Savos R92C_SYS_ISO_CTRL_PWC_EV12V) >> 8); 3582295874Savos 3583295874Savos /* 3584295874Savos * Disable analog sequence 3585295874Savos */ 3586295874Savos /* Disable A15 power */ 3587295874Savos urtwn_write_1(sc, R92C_LDOA15_CTRL, R92C_LDOA15_CTRL_OBUF); 3588295874Savos /* Disable digital core power */ 3589295874Savos urtwn_write_1(sc, R92C_LDOV12D_CTRL, 3590295874Savos urtwn_read_1(sc, R92C_LDOV12D_CTRL) & 3591295874Savos ~R92C_LDOV12D_CTRL_LDV12_EN); 3592295874Savos 3593295874Savos /* Enter PFM mode */ 3594295874Savos urtwn_write_1(sc, R92C_SPS0_CTRL, 0x23); 3595295874Savos 3596295874Savos /* Set USB suspend */ 3597295874Savos urtwn_write_2(sc, R92C_APS_FSMCO, 3598295874Savos R92C_APS_FSMCO_APDM_HOST | 3599295874Savos R92C_APS_FSMCO_AFSM_HSUS | 3600295874Savos R92C_APS_FSMCO_PFM_ALDN); 3601295874Savos 3602295874Savos /* Lock ISO/CLK/Power control register. */ 3603295874Savos urtwn_write_1(sc, R92C_RSV_CTRL, 0x0E); 3604295874Savos} 3605295874Savos 3606295874Savosstatic void 3607295874Savosurtwn_r88e_power_off(struct urtwn_softc *sc) 3608295874Savos{ 3609295874Savos uint8_t reg; 3610295874Savos int ntries; 3611295874Savos 3612295874Savos /* Disable any kind of TX reports. */ 3613295874Savos urtwn_write_1(sc, R88E_TX_RPT_CTRL, 3614295874Savos urtwn_read_1(sc, R88E_TX_RPT_CTRL) & 3615295874Savos ~(R88E_TX_RPT1_ENA | R88E_TX_RPT2_ENA)); 3616295874Savos 3617295874Savos /* Stop Rx. */ 3618295874Savos urtwn_write_1(sc, R92C_CR, 0); 3619295874Savos 3620295874Savos /* Move card to Low Power State. */ 3621295874Savos /* Block all Tx queues. */ 3622295874Savos urtwn_write_1(sc, R92C_TXPAUSE, R92C_TX_QUEUE_ALL); 3623295874Savos 3624295874Savos for (ntries = 0; ntries < 20; ntries++) { 3625295874Savos /* Should be zero if no packet is transmitting. */ 3626295874Savos if (urtwn_read_4(sc, R88E_SCH_TXCMD) == 0) 3627295874Savos break; 3628295874Savos 3629295874Savos urtwn_ms_delay(sc); 3630295874Savos } 3631295874Savos if (ntries == 20) { 3632295874Savos device_printf(sc->sc_dev, "%s: failed to block Tx queues\n", 3633295874Savos __func__); 3634295874Savos return; 3635295874Savos } 3636295874Savos 3637295874Savos /* CCK and OFDM are disabled, and clock are gated. */ 3638295874Savos urtwn_write_1(sc, R92C_SYS_FUNC_EN, 3639295874Savos urtwn_read_1(sc, R92C_SYS_FUNC_EN) & ~R92C_SYS_FUNC_EN_BBRSTB); 3640295874Savos 3641295874Savos urtwn_ms_delay(sc); 3642295874Savos 3643295874Savos /* Reset MAC TRX */ 3644295874Savos urtwn_write_1(sc, R92C_CR, 3645295874Savos R92C_CR_HCI_TXDMA_EN | R92C_CR_HCI_RXDMA_EN | 3646295874Savos R92C_CR_TXDMA_EN | R92C_CR_RXDMA_EN | 3647295874Savos R92C_CR_PROTOCOL_EN | R92C_CR_SCHEDULE_EN); 3648295874Savos 3649295874Savos /* check if removed later */ 3650295874Savos urtwn_write_1(sc, R92C_CR + 1, 3651295874Savos urtwn_read_1(sc, R92C_CR + 1) & ~(R92C_CR_ENSEC >> 8)); 3652295874Savos 3653295874Savos /* Respond TxOK to scheduler */ 3654295874Savos urtwn_write_1(sc, R92C_DUAL_TSF_RST, 3655295874Savos urtwn_read_1(sc, R92C_DUAL_TSF_RST) | 0x20); 3656295874Savos 3657295874Savos /* If firmware in ram code, do reset. */ 3658295874Savos#ifndef URTWN_WITHOUT_UCODE 3659295874Savos if (urtwn_read_1(sc, R92C_MCUFWDL) & R92C_MCUFWDL_RDY) 3660295874Savos urtwn_r88e_fw_reset(sc); 3661295874Savos#endif 3662295874Savos 3663295874Savos /* Reset MCU ready status. */ 3664295874Savos urtwn_write_1(sc, R92C_MCUFWDL, 0x00); 3665295874Savos 3666295874Savos /* Disable 32k. */ 3667295874Savos urtwn_write_1(sc, R88E_32K_CTRL, 3668295874Savos urtwn_read_1(sc, R88E_32K_CTRL) & ~0x01); 3669295874Savos 3670295874Savos /* Move card to Disabled state. */ 3671295874Savos /* Turn off RF. */ 3672295874Savos urtwn_write_1(sc, R92C_RF_CTRL, 0); 3673295874Savos 3674295874Savos /* LDO Sleep mode. */ 3675295874Savos urtwn_write_1(sc, R92C_LPLDO_CTRL, 3676295874Savos urtwn_read_1(sc, R92C_LPLDO_CTRL) | R92C_LPLDO_CTRL_SLEEP); 3677295874Savos 3678295874Savos /* Turn off MAC by HW state machine */ 3679295874Savos urtwn_write_1(sc, R92C_APS_FSMCO + 1, 3680295874Savos urtwn_read_1(sc, R92C_APS_FSMCO + 1) | 3681295874Savos (R92C_APS_FSMCO_APFM_OFF >> 8)); 3682295874Savos 3683295874Savos for (ntries = 0; ntries < 20; ntries++) { 3684295874Savos /* Wait until it will be disabled. */ 3685295874Savos if ((urtwn_read_1(sc, R92C_APS_FSMCO + 1) & 3686295874Savos (R92C_APS_FSMCO_APFM_OFF >> 8)) == 0) 3687295874Savos break; 3688295874Savos 3689295874Savos urtwn_ms_delay(sc); 3690295874Savos } 3691295874Savos if (ntries == 20) { 3692295874Savos device_printf(sc->sc_dev, "%s: could not turn off MAC\n", 3693295874Savos __func__); 3694295874Savos return; 3695295874Savos } 3696295874Savos 3697295874Savos /* schmit trigger */ 3698295874Savos urtwn_write_1(sc, R92C_AFE_XTAL_CTRL + 2, 3699295874Savos urtwn_read_1(sc, R92C_AFE_XTAL_CTRL + 2) | 0x80); 3700295874Savos 3701295874Savos /* Enable WL suspend. */ 3702295874Savos urtwn_write_1(sc, R92C_APS_FSMCO + 1, 3703295874Savos (urtwn_read_1(sc, R92C_APS_FSMCO + 1) & ~0x10) | 0x08); 3704295874Savos 3705295874Savos /* Enable bandgap mbias in suspend. */ 3706295874Savos urtwn_write_1(sc, R92C_APS_FSMCO + 3, 0); 3707295874Savos 3708295874Savos /* Clear SIC_EN register. */ 3709295874Savos urtwn_write_1(sc, R92C_GPIO_MUXCFG + 1, 3710295874Savos urtwn_read_1(sc, R92C_GPIO_MUXCFG + 1) & ~0x10); 3711295874Savos 3712295874Savos /* Set USB suspend enable local register */ 3713295874Savos urtwn_write_1(sc, R92C_USB_SUSPEND, 3714295874Savos urtwn_read_1(sc, R92C_USB_SUSPEND) | 0x10); 3715295874Savos 3716295874Savos /* Reset MCU IO Wrapper. */ 3717295874Savos reg = urtwn_read_1(sc, R92C_RSV_CTRL + 1); 3718295874Savos urtwn_write_1(sc, R92C_RSV_CTRL + 1, reg & ~0x08); 3719295874Savos urtwn_write_1(sc, R92C_RSV_CTRL + 1, reg | 0x08); 3720295874Savos 3721295874Savos /* marked as 'For Power Consumption' code. */ 3722295874Savos urtwn_write_1(sc, R92C_GPIO_OUT, urtwn_read_1(sc, R92C_GPIO_IN)); 3723295874Savos urtwn_write_1(sc, R92C_GPIO_IOSEL, 0xff); 3724295874Savos 3725295874Savos urtwn_write_1(sc, R92C_GPIO_IO_SEL, 3726295874Savos urtwn_read_1(sc, R92C_GPIO_IO_SEL) << 4); 3727295874Savos urtwn_write_1(sc, R92C_GPIO_MOD, 3728295874Savos urtwn_read_1(sc, R92C_GPIO_MOD) | 0x0f); 3729295874Savos 3730295874Savos /* Set LNA, TRSW, EX_PA Pin to output mode. */ 3731295874Savos urtwn_write_4(sc, R88E_BB_PAD_CTRL, 0x00080808); 3732295874Savos} 3733295874Savos 3734264912Skevlostatic int 3735251538Srpaulourtwn_llt_init(struct urtwn_softc *sc) 3736251538Srpaulo{ 3737264912Skevlo int i, error, page_count, pktbuf_count; 3738251538Srpaulo 3739264912Skevlo page_count = (sc->chip & URTWN_CHIP_88E) ? 3740264912Skevlo R88E_TX_PAGE_COUNT : R92C_TX_PAGE_COUNT; 3741264912Skevlo pktbuf_count = (sc->chip & URTWN_CHIP_88E) ? 3742264912Skevlo R88E_TXPKTBUF_COUNT : R92C_TXPKTBUF_COUNT; 3743264912Skevlo 3744264912Skevlo /* Reserve pages [0; page_count]. */ 3745264912Skevlo for (i = 0; i < page_count; i++) { 3746251538Srpaulo if ((error = urtwn_llt_write(sc, i, i + 1)) != 0) 3747251538Srpaulo return (error); 3748251538Srpaulo } 3749251538Srpaulo /* NB: 0xff indicates end-of-list. */ 3750251538Srpaulo if ((error = urtwn_llt_write(sc, i, 0xff)) != 0) 3751251538Srpaulo return (error); 3752251538Srpaulo /* 3753264912Skevlo * Use pages [page_count + 1; pktbuf_count - 1] 3754251538Srpaulo * as ring buffer. 3755251538Srpaulo */ 3756264912Skevlo for (++i; i < pktbuf_count - 1; i++) { 3757251538Srpaulo if ((error = urtwn_llt_write(sc, i, i + 1)) != 0) 3758251538Srpaulo return (error); 3759251538Srpaulo } 3760251538Srpaulo /* Make the last page point to the beginning of the ring buffer. */ 3761264912Skevlo error = urtwn_llt_write(sc, i, page_count + 1); 3762251538Srpaulo return (error); 3763251538Srpaulo} 3764251538Srpaulo 3765295871Savos#ifndef URTWN_WITHOUT_UCODE 3766251538Srpaulostatic void 3767251538Srpaulourtwn_fw_reset(struct urtwn_softc *sc) 3768251538Srpaulo{ 3769251538Srpaulo uint16_t reg; 3770251538Srpaulo int ntries; 3771251538Srpaulo 3772251538Srpaulo /* Tell 8051 to reset itself. */ 3773251538Srpaulo urtwn_write_1(sc, R92C_HMETFR + 3, 0x20); 3774251538Srpaulo 3775251538Srpaulo /* Wait until 8051 resets by itself. */ 3776251538Srpaulo for (ntries = 0; ntries < 100; ntries++) { 3777251538Srpaulo reg = urtwn_read_2(sc, R92C_SYS_FUNC_EN); 3778251538Srpaulo if (!(reg & R92C_SYS_FUNC_EN_CPUEN)) 3779251538Srpaulo return; 3780266472Shselasky urtwn_ms_delay(sc); 3781251538Srpaulo } 3782251538Srpaulo /* Force 8051 reset. */ 3783251538Srpaulo urtwn_write_2(sc, R92C_SYS_FUNC_EN, reg & ~R92C_SYS_FUNC_EN_CPUEN); 3784251538Srpaulo} 3785251538Srpaulo 3786264912Skevlostatic void 3787264912Skevlourtwn_r88e_fw_reset(struct urtwn_softc *sc) 3788264912Skevlo{ 3789264912Skevlo uint16_t reg; 3790264912Skevlo 3791264912Skevlo reg = urtwn_read_2(sc, R92C_SYS_FUNC_EN); 3792264912Skevlo urtwn_write_2(sc, R92C_SYS_FUNC_EN, reg & ~R92C_SYS_FUNC_EN_CPUEN); 3793264912Skevlo urtwn_write_2(sc, R92C_SYS_FUNC_EN, reg | R92C_SYS_FUNC_EN_CPUEN); 3794264912Skevlo} 3795264912Skevlo 3796251538Srpaulostatic int 3797251538Srpaulourtwn_fw_loadpage(struct urtwn_softc *sc, int page, const uint8_t *buf, int len) 3798251538Srpaulo{ 3799251538Srpaulo uint32_t reg; 3800291698Savos usb_error_t error = USB_ERR_NORMAL_COMPLETION; 3801291698Savos int off, mlen; 3802251538Srpaulo 3803251538Srpaulo reg = urtwn_read_4(sc, R92C_MCUFWDL); 3804251538Srpaulo reg = RW(reg, R92C_MCUFWDL_PAGE, page); 3805251538Srpaulo urtwn_write_4(sc, R92C_MCUFWDL, reg); 3806251538Srpaulo 3807251538Srpaulo off = R92C_FW_START_ADDR; 3808251538Srpaulo while (len > 0) { 3809251538Srpaulo if (len > 196) 3810251538Srpaulo mlen = 196; 3811251538Srpaulo else if (len > 4) 3812251538Srpaulo mlen = 4; 3813251538Srpaulo else 3814251538Srpaulo mlen = 1; 3815251538Srpaulo /* XXX fix this deconst */ 3816281069Srpaulo error = urtwn_write_region_1(sc, off, 3817251538Srpaulo __DECONST(uint8_t *, buf), mlen); 3818291698Savos if (error != USB_ERR_NORMAL_COMPLETION) 3819251538Srpaulo break; 3820251538Srpaulo off += mlen; 3821251538Srpaulo buf += mlen; 3822251538Srpaulo len -= mlen; 3823251538Srpaulo } 3824251538Srpaulo return (error); 3825251538Srpaulo} 3826251538Srpaulo 3827251538Srpaulostatic int 3828251538Srpaulourtwn_load_firmware(struct urtwn_softc *sc) 3829251538Srpaulo{ 3830251538Srpaulo const struct firmware *fw; 3831251538Srpaulo const struct r92c_fw_hdr *hdr; 3832251538Srpaulo const char *imagename; 3833251538Srpaulo const u_char *ptr; 3834251538Srpaulo size_t len; 3835251538Srpaulo uint32_t reg; 3836251538Srpaulo int mlen, ntries, page, error; 3837251538Srpaulo 3838264864Skevlo URTWN_UNLOCK(sc); 3839251538Srpaulo /* Read firmware image from the filesystem. */ 3840264912Skevlo if (sc->chip & URTWN_CHIP_88E) 3841264912Skevlo imagename = "urtwn-rtl8188eufw"; 3842264912Skevlo else if ((sc->chip & (URTWN_CHIP_UMC_A_CUT | URTWN_CHIP_92C)) == 3843264912Skevlo URTWN_CHIP_UMC_A_CUT) 3844251538Srpaulo imagename = "urtwn-rtl8192cfwU"; 3845251538Srpaulo else 3846251538Srpaulo imagename = "urtwn-rtl8192cfwT"; 3847251538Srpaulo 3848251538Srpaulo fw = firmware_get(imagename); 3849264864Skevlo URTWN_LOCK(sc); 3850251538Srpaulo if (fw == NULL) { 3851251538Srpaulo device_printf(sc->sc_dev, 3852251538Srpaulo "failed loadfirmware of file %s\n", imagename); 3853251538Srpaulo return (ENOENT); 3854251538Srpaulo } 3855251538Srpaulo 3856251538Srpaulo len = fw->datasize; 3857251538Srpaulo 3858251538Srpaulo if (len < sizeof(*hdr)) { 3859251538Srpaulo device_printf(sc->sc_dev, "firmware too short\n"); 3860251538Srpaulo error = EINVAL; 3861251538Srpaulo goto fail; 3862251538Srpaulo } 3863251538Srpaulo ptr = fw->data; 3864251538Srpaulo hdr = (const struct r92c_fw_hdr *)ptr; 3865251538Srpaulo /* Check if there is a valid FW header and skip it. */ 3866251538Srpaulo if ((le16toh(hdr->signature) >> 4) == 0x88c || 3867264912Skevlo (le16toh(hdr->signature) >> 4) == 0x88e || 3868251538Srpaulo (le16toh(hdr->signature) >> 4) == 0x92c) { 3869294471Savos URTWN_DPRINTF(sc, URTWN_DEBUG_FIRMWARE, 3870294471Savos "FW V%d.%d %02d-%02d %02d:%02d\n", 3871251538Srpaulo le16toh(hdr->version), le16toh(hdr->subversion), 3872251538Srpaulo hdr->month, hdr->date, hdr->hour, hdr->minute); 3873251538Srpaulo ptr += sizeof(*hdr); 3874251538Srpaulo len -= sizeof(*hdr); 3875251538Srpaulo } 3876251538Srpaulo 3877264912Skevlo if (urtwn_read_1(sc, R92C_MCUFWDL) & R92C_MCUFWDL_RAM_DL_SEL) { 3878264912Skevlo if (sc->chip & URTWN_CHIP_88E) 3879264912Skevlo urtwn_r88e_fw_reset(sc); 3880264912Skevlo else 3881264912Skevlo urtwn_fw_reset(sc); 3882251538Srpaulo urtwn_write_1(sc, R92C_MCUFWDL, 0); 3883251538Srpaulo } 3884264912Skevlo 3885268487Skevlo if (!(sc->chip & URTWN_CHIP_88E)) { 3886268487Skevlo urtwn_write_2(sc, R92C_SYS_FUNC_EN, 3887268487Skevlo urtwn_read_2(sc, R92C_SYS_FUNC_EN) | 3888268487Skevlo R92C_SYS_FUNC_EN_CPUEN); 3889268487Skevlo } 3890251538Srpaulo urtwn_write_1(sc, R92C_MCUFWDL, 3891251538Srpaulo urtwn_read_1(sc, R92C_MCUFWDL) | R92C_MCUFWDL_EN); 3892251538Srpaulo urtwn_write_1(sc, R92C_MCUFWDL + 2, 3893251538Srpaulo urtwn_read_1(sc, R92C_MCUFWDL + 2) & ~0x08); 3894251538Srpaulo 3895263154Skevlo /* Reset the FWDL checksum. */ 3896263154Skevlo urtwn_write_1(sc, R92C_MCUFWDL, 3897263154Skevlo urtwn_read_1(sc, R92C_MCUFWDL) | R92C_MCUFWDL_CHKSUM_RPT); 3898263154Skevlo 3899251538Srpaulo for (page = 0; len > 0; page++) { 3900251538Srpaulo mlen = min(len, R92C_FW_PAGE_SIZE); 3901251538Srpaulo error = urtwn_fw_loadpage(sc, page, ptr, mlen); 3902251538Srpaulo if (error != 0) { 3903251538Srpaulo device_printf(sc->sc_dev, 3904251538Srpaulo "could not load firmware page\n"); 3905251538Srpaulo goto fail; 3906251538Srpaulo } 3907251538Srpaulo ptr += mlen; 3908251538Srpaulo len -= mlen; 3909251538Srpaulo } 3910251538Srpaulo urtwn_write_1(sc, R92C_MCUFWDL, 3911251538Srpaulo urtwn_read_1(sc, R92C_MCUFWDL) & ~R92C_MCUFWDL_EN); 3912251538Srpaulo urtwn_write_1(sc, R92C_MCUFWDL + 1, 0); 3913251538Srpaulo 3914251538Srpaulo /* Wait for checksum report. */ 3915251538Srpaulo for (ntries = 0; ntries < 1000; ntries++) { 3916251538Srpaulo if (urtwn_read_4(sc, R92C_MCUFWDL) & R92C_MCUFWDL_CHKSUM_RPT) 3917251538Srpaulo break; 3918266472Shselasky urtwn_ms_delay(sc); 3919251538Srpaulo } 3920251538Srpaulo if (ntries == 1000) { 3921251538Srpaulo device_printf(sc->sc_dev, 3922251538Srpaulo "timeout waiting for checksum report\n"); 3923251538Srpaulo error = ETIMEDOUT; 3924251538Srpaulo goto fail; 3925251538Srpaulo } 3926251538Srpaulo 3927251538Srpaulo reg = urtwn_read_4(sc, R92C_MCUFWDL); 3928251538Srpaulo reg = (reg & ~R92C_MCUFWDL_WINTINI_RDY) | R92C_MCUFWDL_RDY; 3929251538Srpaulo urtwn_write_4(sc, R92C_MCUFWDL, reg); 3930264912Skevlo if (sc->chip & URTWN_CHIP_88E) 3931264912Skevlo urtwn_r88e_fw_reset(sc); 3932251538Srpaulo /* Wait for firmware readiness. */ 3933251538Srpaulo for (ntries = 0; ntries < 1000; ntries++) { 3934251538Srpaulo if (urtwn_read_4(sc, R92C_MCUFWDL) & R92C_MCUFWDL_WINTINI_RDY) 3935251538Srpaulo break; 3936266472Shselasky urtwn_ms_delay(sc); 3937251538Srpaulo } 3938251538Srpaulo if (ntries == 1000) { 3939251538Srpaulo device_printf(sc->sc_dev, 3940251538Srpaulo "timeout waiting for firmware readiness\n"); 3941251538Srpaulo error = ETIMEDOUT; 3942251538Srpaulo goto fail; 3943251538Srpaulo } 3944251538Srpaulofail: 3945251538Srpaulo firmware_put(fw, FIRMWARE_UNLOAD); 3946251538Srpaulo return (error); 3947251538Srpaulo} 3948295871Savos#endif 3949251538Srpaulo 3950291902Skevlostatic int 3951251538Srpaulourtwn_dma_init(struct urtwn_softc *sc) 3952251538Srpaulo{ 3953291902Skevlo struct usb_endpoint *ep, *ep_end; 3954291698Savos usb_error_t usb_err; 3955291902Skevlo uint32_t reg; 3956291902Skevlo int hashq, hasnq, haslq, nqueues, ntx; 3957291902Skevlo int error, pagecount, npubqpages, nqpages, nrempages, tx_boundary; 3958281069Srpaulo 3959291695Savos /* Initialize LLT table. */ 3960291695Savos error = urtwn_llt_init(sc); 3961291695Savos if (error != 0) 3962291695Savos return (error); 3963291695Savos 3964291902Skevlo /* Determine the number of bulk-out pipes. */ 3965291902Skevlo ntx = 0; 3966291902Skevlo ep = sc->sc_udev->endpoints; 3967291902Skevlo ep_end = sc->sc_udev->endpoints + sc->sc_udev->endpoints_max; 3968291902Skevlo for (; ep != ep_end; ep++) { 3969291902Skevlo if ((ep->edesc == NULL) || 3970291902Skevlo (ep->iface_index != sc->sc_iface_index)) 3971291902Skevlo continue; 3972291902Skevlo if (UE_GET_DIR(ep->edesc->bEndpointAddress) == UE_DIR_OUT) 3973291902Skevlo ntx++; 3974291902Skevlo } 3975291902Skevlo if (ntx == 0) { 3976291902Skevlo device_printf(sc->sc_dev, 3977291902Skevlo "%d: invalid number of Tx bulk pipes\n", ntx); 3978291698Savos return (EIO); 3979291902Skevlo } 3980291695Savos 3981251538Srpaulo /* Get Tx queues to USB endpoints mapping. */ 3982291902Skevlo hashq = hasnq = haslq = nqueues = 0; 3983291902Skevlo switch (ntx) { 3984291902Skevlo case 1: hashq = 1; break; 3985291902Skevlo case 2: hashq = hasnq = 1; break; 3986291902Skevlo case 3: case 4: hashq = hasnq = haslq = 1; break; 3987291902Skevlo } 3988251538Srpaulo nqueues = hashq + hasnq + haslq; 3989251538Srpaulo if (nqueues == 0) 3990251538Srpaulo return (EIO); 3991251538Srpaulo 3992291902Skevlo npubqpages = nqpages = nrempages = pagecount = 0; 3993291902Skevlo if (sc->chip & URTWN_CHIP_88E) 3994291902Skevlo tx_boundary = R88E_TX_PAGE_BOUNDARY; 3995291902Skevlo else { 3996291902Skevlo pagecount = R92C_TX_PAGE_COUNT; 3997291902Skevlo npubqpages = R92C_PUBQ_NPAGES; 3998291902Skevlo tx_boundary = R92C_TX_PAGE_BOUNDARY; 3999291902Skevlo } 4000291902Skevlo 4001251538Srpaulo /* Set number of pages for normal priority queue. */ 4002291902Skevlo if (sc->chip & URTWN_CHIP_88E) { 4003291902Skevlo usb_err = urtwn_write_2(sc, R92C_RQPN_NPQ, 0xd); 4004291902Skevlo if (usb_err != USB_ERR_NORMAL_COMPLETION) 4005291902Skevlo return (EIO); 4006291902Skevlo usb_err = urtwn_write_4(sc, R92C_RQPN, 0x808e000d); 4007291902Skevlo if (usb_err != USB_ERR_NORMAL_COMPLETION) 4008291902Skevlo return (EIO); 4009291902Skevlo } else { 4010291902Skevlo /* Get the number of pages for each queue. */ 4011291902Skevlo nqpages = (pagecount - npubqpages) / nqueues; 4012291902Skevlo /* 4013291902Skevlo * The remaining pages are assigned to the high priority 4014291902Skevlo * queue. 4015291902Skevlo */ 4016291902Skevlo nrempages = (pagecount - npubqpages) % nqueues; 4017291902Skevlo usb_err = urtwn_write_1(sc, R92C_RQPN_NPQ, hasnq ? nqpages : 0); 4018291902Skevlo if (usb_err != USB_ERR_NORMAL_COMPLETION) 4019291902Skevlo return (EIO); 4020291902Skevlo usb_err = urtwn_write_4(sc, R92C_RQPN, 4021291902Skevlo /* Set number of pages for public queue. */ 4022291902Skevlo SM(R92C_RQPN_PUBQ, npubqpages) | 4023291902Skevlo /* Set number of pages for high priority queue. */ 4024291902Skevlo SM(R92C_RQPN_HPQ, hashq ? nqpages + nrempages : 0) | 4025291902Skevlo /* Set number of pages for low priority queue. */ 4026291902Skevlo SM(R92C_RQPN_LPQ, haslq ? nqpages : 0) | 4027291902Skevlo /* Load values. */ 4028291902Skevlo R92C_RQPN_LD); 4029291902Skevlo if (usb_err != USB_ERR_NORMAL_COMPLETION) 4030291902Skevlo return (EIO); 4031291902Skevlo } 4032251538Srpaulo 4033291902Skevlo usb_err = urtwn_write_1(sc, R92C_TXPKTBUF_BCNQ_BDNY, tx_boundary); 4034291902Skevlo if (usb_err != USB_ERR_NORMAL_COMPLETION) 4035291698Savos return (EIO); 4036291902Skevlo usb_err = urtwn_write_1(sc, R92C_TXPKTBUF_MGQ_BDNY, tx_boundary); 4037291902Skevlo if (usb_err != USB_ERR_NORMAL_COMPLETION) 4038291698Savos return (EIO); 4039291902Skevlo usb_err = urtwn_write_1(sc, R92C_TXPKTBUF_WMAC_LBK_BF_HD, tx_boundary); 4040291902Skevlo if (usb_err != USB_ERR_NORMAL_COMPLETION) 4041291698Savos return (EIO); 4042291902Skevlo usb_err = urtwn_write_1(sc, R92C_TRXFF_BNDY, tx_boundary); 4043291902Skevlo if (usb_err != USB_ERR_NORMAL_COMPLETION) 4044291698Savos return (EIO); 4045291902Skevlo usb_err = urtwn_write_1(sc, R92C_TDECTRL + 1, tx_boundary); 4046291902Skevlo if (usb_err != USB_ERR_NORMAL_COMPLETION) 4047291698Savos return (EIO); 4048251538Srpaulo 4049251538Srpaulo /* Set queue to USB pipe mapping. */ 4050251538Srpaulo reg = urtwn_read_2(sc, R92C_TRXDMA_CTRL); 4051251538Srpaulo reg &= ~R92C_TRXDMA_CTRL_QMAP_M; 4052251538Srpaulo if (nqueues == 1) { 4053251538Srpaulo if (hashq) 4054251538Srpaulo reg |= R92C_TRXDMA_CTRL_QMAP_HQ; 4055251538Srpaulo else if (hasnq) 4056251538Srpaulo reg |= R92C_TRXDMA_CTRL_QMAP_NQ; 4057251538Srpaulo else 4058251538Srpaulo reg |= R92C_TRXDMA_CTRL_QMAP_LQ; 4059251538Srpaulo } else if (nqueues == 2) { 4060292056Skevlo /* 4061292056Skevlo * All 2-endpoints configs have high and normal 4062292056Skevlo * priority queues. 4063292056Skevlo */ 4064292056Skevlo reg |= R92C_TRXDMA_CTRL_QMAP_HQ_NQ; 4065251538Srpaulo } else 4066251538Srpaulo reg |= R92C_TRXDMA_CTRL_QMAP_3EP; 4067291902Skevlo usb_err = urtwn_write_2(sc, R92C_TRXDMA_CTRL, reg); 4068291902Skevlo if (usb_err != USB_ERR_NORMAL_COMPLETION) 4069291698Savos return (EIO); 4070251538Srpaulo 4071251538Srpaulo /* Set Tx/Rx transfer page boundary. */ 4072291902Skevlo usb_err = urtwn_write_2(sc, R92C_TRXFF_BNDY + 2, 4073291902Skevlo (sc->chip & URTWN_CHIP_88E) ? 0x23ff : 0x27ff); 4074291902Skevlo if (usb_err != USB_ERR_NORMAL_COMPLETION) 4075291698Savos return (EIO); 4076251538Srpaulo 4077291902Skevlo /* Set Tx/Rx transfer page size. */ 4078291902Skevlo usb_err = urtwn_write_1(sc, R92C_PBP, 4079291902Skevlo SM(R92C_PBP_PSRX, R92C_PBP_128) | 4080291902Skevlo SM(R92C_PBP_PSTX, R92C_PBP_128)); 4081291902Skevlo if (usb_err != USB_ERR_NORMAL_COMPLETION) 4082264912Skevlo return (EIO); 4083264912Skevlo 4084264912Skevlo return (0); 4085264912Skevlo} 4086264912Skevlo 4087291698Savosstatic int 4088251538Srpaulourtwn_mac_init(struct urtwn_softc *sc) 4089251538Srpaulo{ 4090291698Savos usb_error_t error; 4091251538Srpaulo int i; 4092251538Srpaulo 4093251538Srpaulo /* Write MAC initialization values. */ 4094264912Skevlo if (sc->chip & URTWN_CHIP_88E) { 4095264912Skevlo for (i = 0; i < nitems(rtl8188eu_mac); i++) { 4096291698Savos error = urtwn_write_1(sc, rtl8188eu_mac[i].reg, 4097264912Skevlo rtl8188eu_mac[i].val); 4098291698Savos if (error != USB_ERR_NORMAL_COMPLETION) 4099291698Savos return (EIO); 4100264912Skevlo } 4101264912Skevlo urtwn_write_1(sc, R92C_MAX_AGGR_NUM, 0x07); 4102264912Skevlo } else { 4103264912Skevlo for (i = 0; i < nitems(rtl8192cu_mac); i++) 4104291698Savos error = urtwn_write_1(sc, rtl8192cu_mac[i].reg, 4105264912Skevlo rtl8192cu_mac[i].val); 4106291698Savos if (error != USB_ERR_NORMAL_COMPLETION) 4107291698Savos return (EIO); 4108264912Skevlo } 4109291698Savos 4110291698Savos return (0); 4111251538Srpaulo} 4112251538Srpaulo 4113251538Srpaulostatic void 4114251538Srpaulourtwn_bb_init(struct urtwn_softc *sc) 4115251538Srpaulo{ 4116251538Srpaulo const struct urtwn_bb_prog *prog; 4117251538Srpaulo uint32_t reg; 4118264912Skevlo uint8_t crystalcap; 4119251538Srpaulo int i; 4120251538Srpaulo 4121251538Srpaulo /* Enable BB and RF. */ 4122251538Srpaulo urtwn_write_2(sc, R92C_SYS_FUNC_EN, 4123251538Srpaulo urtwn_read_2(sc, R92C_SYS_FUNC_EN) | 4124251538Srpaulo R92C_SYS_FUNC_EN_BBRSTB | R92C_SYS_FUNC_EN_BB_GLB_RST | 4125251538Srpaulo R92C_SYS_FUNC_EN_DIO_RF); 4126251538Srpaulo 4127264912Skevlo if (!(sc->chip & URTWN_CHIP_88E)) 4128264912Skevlo urtwn_write_2(sc, R92C_AFE_PLL_CTRL, 0xdb83); 4129251538Srpaulo 4130251538Srpaulo urtwn_write_1(sc, R92C_RF_CTRL, 4131251538Srpaulo R92C_RF_CTRL_EN | R92C_RF_CTRL_RSTB | R92C_RF_CTRL_SDMRSTB); 4132251538Srpaulo urtwn_write_1(sc, R92C_SYS_FUNC_EN, 4133251538Srpaulo R92C_SYS_FUNC_EN_USBA | R92C_SYS_FUNC_EN_USBD | 4134251538Srpaulo R92C_SYS_FUNC_EN_BB_GLB_RST | R92C_SYS_FUNC_EN_BBRSTB); 4135251538Srpaulo 4136264912Skevlo if (!(sc->chip & URTWN_CHIP_88E)) { 4137264912Skevlo urtwn_write_1(sc, R92C_LDOHCI12_CTRL, 0x0f); 4138264912Skevlo urtwn_write_1(sc, 0x15, 0xe9); 4139264912Skevlo urtwn_write_1(sc, R92C_AFE_XTAL_CTRL + 1, 0x80); 4140264912Skevlo } 4141251538Srpaulo 4142251538Srpaulo /* Select BB programming based on board type. */ 4143264912Skevlo if (sc->chip & URTWN_CHIP_88E) 4144264912Skevlo prog = &rtl8188eu_bb_prog; 4145264912Skevlo else if (!(sc->chip & URTWN_CHIP_92C)) { 4146251538Srpaulo if (sc->board_type == R92C_BOARD_TYPE_MINICARD) 4147251538Srpaulo prog = &rtl8188ce_bb_prog; 4148251538Srpaulo else if (sc->board_type == R92C_BOARD_TYPE_HIGHPA) 4149251538Srpaulo prog = &rtl8188ru_bb_prog; 4150251538Srpaulo else 4151251538Srpaulo prog = &rtl8188cu_bb_prog; 4152251538Srpaulo } else { 4153251538Srpaulo if (sc->board_type == R92C_BOARD_TYPE_MINICARD) 4154251538Srpaulo prog = &rtl8192ce_bb_prog; 4155251538Srpaulo else 4156251538Srpaulo prog = &rtl8192cu_bb_prog; 4157251538Srpaulo } 4158251538Srpaulo /* Write BB initialization values. */ 4159251538Srpaulo for (i = 0; i < prog->count; i++) { 4160251538Srpaulo urtwn_bb_write(sc, prog->regs[i], prog->vals[i]); 4161266472Shselasky urtwn_ms_delay(sc); 4162251538Srpaulo } 4163251538Srpaulo 4164251538Srpaulo if (sc->chip & URTWN_CHIP_92C_1T2R) { 4165251538Srpaulo /* 8192C 1T only configuration. */ 4166251538Srpaulo reg = urtwn_bb_read(sc, R92C_FPGA0_TXINFO); 4167251538Srpaulo reg = (reg & ~0x00000003) | 0x2; 4168251538Srpaulo urtwn_bb_write(sc, R92C_FPGA0_TXINFO, reg); 4169251538Srpaulo 4170251538Srpaulo reg = urtwn_bb_read(sc, R92C_FPGA1_TXINFO); 4171251538Srpaulo reg = (reg & ~0x00300033) | 0x00200022; 4172251538Srpaulo urtwn_bb_write(sc, R92C_FPGA1_TXINFO, reg); 4173251538Srpaulo 4174251538Srpaulo reg = urtwn_bb_read(sc, R92C_CCK0_AFESETTING); 4175251538Srpaulo reg = (reg & ~0xff000000) | 0x45 << 24; 4176251538Srpaulo urtwn_bb_write(sc, R92C_CCK0_AFESETTING, reg); 4177251538Srpaulo 4178251538Srpaulo reg = urtwn_bb_read(sc, R92C_OFDM0_TRXPATHENA); 4179251538Srpaulo reg = (reg & ~0x000000ff) | 0x23; 4180251538Srpaulo urtwn_bb_write(sc, R92C_OFDM0_TRXPATHENA, reg); 4181251538Srpaulo 4182251538Srpaulo reg = urtwn_bb_read(sc, R92C_OFDM0_AGCPARAM1); 4183251538Srpaulo reg = (reg & ~0x00000030) | 1 << 4; 4184251538Srpaulo urtwn_bb_write(sc, R92C_OFDM0_AGCPARAM1, reg); 4185251538Srpaulo 4186251538Srpaulo reg = urtwn_bb_read(sc, 0xe74); 4187251538Srpaulo reg = (reg & ~0x0c000000) | 2 << 26; 4188251538Srpaulo urtwn_bb_write(sc, 0xe74, reg); 4189251538Srpaulo reg = urtwn_bb_read(sc, 0xe78); 4190251538Srpaulo reg = (reg & ~0x0c000000) | 2 << 26; 4191251538Srpaulo urtwn_bb_write(sc, 0xe78, reg); 4192251538Srpaulo reg = urtwn_bb_read(sc, 0xe7c); 4193251538Srpaulo reg = (reg & ~0x0c000000) | 2 << 26; 4194251538Srpaulo urtwn_bb_write(sc, 0xe7c, reg); 4195251538Srpaulo reg = urtwn_bb_read(sc, 0xe80); 4196251538Srpaulo reg = (reg & ~0x0c000000) | 2 << 26; 4197251538Srpaulo urtwn_bb_write(sc, 0xe80, reg); 4198251538Srpaulo reg = urtwn_bb_read(sc, 0xe88); 4199251538Srpaulo reg = (reg & ~0x0c000000) | 2 << 26; 4200251538Srpaulo urtwn_bb_write(sc, 0xe88, reg); 4201251538Srpaulo } 4202251538Srpaulo 4203251538Srpaulo /* Write AGC values. */ 4204251538Srpaulo for (i = 0; i < prog->agccount; i++) { 4205251538Srpaulo urtwn_bb_write(sc, R92C_OFDM0_AGCRSSITABLE, 4206251538Srpaulo prog->agcvals[i]); 4207266472Shselasky urtwn_ms_delay(sc); 4208251538Srpaulo } 4209251538Srpaulo 4210264912Skevlo if (sc->chip & URTWN_CHIP_88E) { 4211264912Skevlo urtwn_bb_write(sc, R92C_OFDM0_AGCCORE1(0), 0x69553422); 4212266472Shselasky urtwn_ms_delay(sc); 4213264912Skevlo urtwn_bb_write(sc, R92C_OFDM0_AGCCORE1(0), 0x69553420); 4214266472Shselasky urtwn_ms_delay(sc); 4215264912Skevlo 4216294198Savos crystalcap = sc->rom.r88e_rom.crystalcap; 4217264912Skevlo if (crystalcap == 0xff) 4218264912Skevlo crystalcap = 0x20; 4219264912Skevlo crystalcap &= 0x3f; 4220264912Skevlo reg = urtwn_bb_read(sc, R92C_AFE_XTAL_CTRL); 4221264912Skevlo urtwn_bb_write(sc, R92C_AFE_XTAL_CTRL, 4222264912Skevlo RW(reg, R92C_AFE_XTAL_CTRL_ADDR, 4223264912Skevlo crystalcap | crystalcap << 6)); 4224264912Skevlo } else { 4225264912Skevlo if (urtwn_bb_read(sc, R92C_HSSI_PARAM2(0)) & 4226264912Skevlo R92C_HSSI_PARAM2_CCK_HIPWR) 4227264912Skevlo sc->sc_flags |= URTWN_FLAG_CCK_HIPWR; 4228264912Skevlo } 4229251538Srpaulo} 4230251538Srpaulo 4231289066Skevlostatic void 4232251538Srpaulourtwn_rf_init(struct urtwn_softc *sc) 4233251538Srpaulo{ 4234251538Srpaulo const struct urtwn_rf_prog *prog; 4235251538Srpaulo uint32_t reg, type; 4236251538Srpaulo int i, j, idx, off; 4237251538Srpaulo 4238251538Srpaulo /* Select RF programming based on board type. */ 4239264912Skevlo if (sc->chip & URTWN_CHIP_88E) 4240264912Skevlo prog = rtl8188eu_rf_prog; 4241264912Skevlo else if (!(sc->chip & URTWN_CHIP_92C)) { 4242251538Srpaulo if (sc->board_type == R92C_BOARD_TYPE_MINICARD) 4243251538Srpaulo prog = rtl8188ce_rf_prog; 4244251538Srpaulo else if (sc->board_type == R92C_BOARD_TYPE_HIGHPA) 4245251538Srpaulo prog = rtl8188ru_rf_prog; 4246251538Srpaulo else 4247251538Srpaulo prog = rtl8188cu_rf_prog; 4248251538Srpaulo } else 4249251538Srpaulo prog = rtl8192ce_rf_prog; 4250251538Srpaulo 4251251538Srpaulo for (i = 0; i < sc->nrxchains; i++) { 4252251538Srpaulo /* Save RF_ENV control type. */ 4253251538Srpaulo idx = i / 2; 4254251538Srpaulo off = (i % 2) * 16; 4255251538Srpaulo reg = urtwn_bb_read(sc, R92C_FPGA0_RFIFACESW(idx)); 4256251538Srpaulo type = (reg >> off) & 0x10; 4257251538Srpaulo 4258251538Srpaulo /* Set RF_ENV enable. */ 4259251538Srpaulo reg = urtwn_bb_read(sc, R92C_FPGA0_RFIFACEOE(i)); 4260251538Srpaulo reg |= 0x100000; 4261251538Srpaulo urtwn_bb_write(sc, R92C_FPGA0_RFIFACEOE(i), reg); 4262266472Shselasky urtwn_ms_delay(sc); 4263251538Srpaulo /* Set RF_ENV output high. */ 4264251538Srpaulo reg = urtwn_bb_read(sc, R92C_FPGA0_RFIFACEOE(i)); 4265251538Srpaulo reg |= 0x10; 4266251538Srpaulo urtwn_bb_write(sc, R92C_FPGA0_RFIFACEOE(i), reg); 4267266472Shselasky urtwn_ms_delay(sc); 4268251538Srpaulo /* Set address and data lengths of RF registers. */ 4269251538Srpaulo reg = urtwn_bb_read(sc, R92C_HSSI_PARAM2(i)); 4270251538Srpaulo reg &= ~R92C_HSSI_PARAM2_ADDR_LENGTH; 4271251538Srpaulo urtwn_bb_write(sc, R92C_HSSI_PARAM2(i), reg); 4272266472Shselasky urtwn_ms_delay(sc); 4273251538Srpaulo reg = urtwn_bb_read(sc, R92C_HSSI_PARAM2(i)); 4274251538Srpaulo reg &= ~R92C_HSSI_PARAM2_DATA_LENGTH; 4275251538Srpaulo urtwn_bb_write(sc, R92C_HSSI_PARAM2(i), reg); 4276266472Shselasky urtwn_ms_delay(sc); 4277251538Srpaulo 4278251538Srpaulo /* Write RF initialization values for this chain. */ 4279251538Srpaulo for (j = 0; j < prog[i].count; j++) { 4280251538Srpaulo if (prog[i].regs[j] >= 0xf9 && 4281251538Srpaulo prog[i].regs[j] <= 0xfe) { 4282251538Srpaulo /* 4283251538Srpaulo * These are fake RF registers offsets that 4284251538Srpaulo * indicate a delay is required. 4285251538Srpaulo */ 4286266472Shselasky usb_pause_mtx(&sc->sc_mtx, hz / 20); /* 50ms */ 4287251538Srpaulo continue; 4288251538Srpaulo } 4289251538Srpaulo urtwn_rf_write(sc, i, prog[i].regs[j], 4290251538Srpaulo prog[i].vals[j]); 4291266472Shselasky urtwn_ms_delay(sc); 4292251538Srpaulo } 4293251538Srpaulo 4294251538Srpaulo /* Restore RF_ENV control type. */ 4295251538Srpaulo reg = urtwn_bb_read(sc, R92C_FPGA0_RFIFACESW(idx)); 4296251538Srpaulo reg &= ~(0x10 << off) | (type << off); 4297251538Srpaulo urtwn_bb_write(sc, R92C_FPGA0_RFIFACESW(idx), reg); 4298251538Srpaulo 4299251538Srpaulo /* Cache RF register CHNLBW. */ 4300251538Srpaulo sc->rf_chnlbw[i] = urtwn_rf_read(sc, i, R92C_RF_CHNLBW); 4301251538Srpaulo } 4302251538Srpaulo 4303251538Srpaulo if ((sc->chip & (URTWN_CHIP_UMC_A_CUT | URTWN_CHIP_92C)) == 4304251538Srpaulo URTWN_CHIP_UMC_A_CUT) { 4305251538Srpaulo urtwn_rf_write(sc, 0, R92C_RF_RX_G1, 0x30255); 4306251538Srpaulo urtwn_rf_write(sc, 0, R92C_RF_RX_G2, 0x50a00); 4307251538Srpaulo } 4308251538Srpaulo} 4309251538Srpaulo 4310251538Srpaulostatic void 4311251538Srpaulourtwn_cam_init(struct urtwn_softc *sc) 4312251538Srpaulo{ 4313251538Srpaulo /* Invalidate all CAM entries. */ 4314251538Srpaulo urtwn_write_4(sc, R92C_CAMCMD, 4315251538Srpaulo R92C_CAMCMD_POLLING | R92C_CAMCMD_CLR); 4316251538Srpaulo} 4317251538Srpaulo 4318292175Savosstatic int 4319292175Savosurtwn_cam_write(struct urtwn_softc *sc, uint32_t addr, uint32_t data) 4320292175Savos{ 4321292175Savos usb_error_t error; 4322292175Savos 4323292175Savos error = urtwn_write_4(sc, R92C_CAMWRITE, data); 4324292175Savos if (error != USB_ERR_NORMAL_COMPLETION) 4325292175Savos return (EIO); 4326292175Savos error = urtwn_write_4(sc, R92C_CAMCMD, 4327292175Savos R92C_CAMCMD_POLLING | R92C_CAMCMD_WRITE | 4328292175Savos SM(R92C_CAMCMD_ADDR, addr)); 4329292175Savos if (error != USB_ERR_NORMAL_COMPLETION) 4330292175Savos return (EIO); 4331292175Savos 4332292175Savos return (0); 4333292175Savos} 4334292175Savos 4335251538Srpaulostatic void 4336251538Srpaulourtwn_pa_bias_init(struct urtwn_softc *sc) 4337251538Srpaulo{ 4338251538Srpaulo uint8_t reg; 4339251538Srpaulo int i; 4340251538Srpaulo 4341251538Srpaulo for (i = 0; i < sc->nrxchains; i++) { 4342251538Srpaulo if (sc->pa_setting & (1 << i)) 4343251538Srpaulo continue; 4344251538Srpaulo urtwn_rf_write(sc, i, R92C_RF_IPA, 0x0f406); 4345251538Srpaulo urtwn_rf_write(sc, i, R92C_RF_IPA, 0x4f406); 4346251538Srpaulo urtwn_rf_write(sc, i, R92C_RF_IPA, 0x8f406); 4347251538Srpaulo urtwn_rf_write(sc, i, R92C_RF_IPA, 0xcf406); 4348251538Srpaulo } 4349251538Srpaulo if (!(sc->pa_setting & 0x10)) { 4350251538Srpaulo reg = urtwn_read_1(sc, 0x16); 4351251538Srpaulo reg = (reg & ~0xf0) | 0x90; 4352251538Srpaulo urtwn_write_1(sc, 0x16, reg); 4353251538Srpaulo } 4354251538Srpaulo} 4355251538Srpaulo 4356251538Srpaulostatic void 4357251538Srpaulourtwn_rxfilter_init(struct urtwn_softc *sc) 4358251538Srpaulo{ 4359290564Savos struct ieee80211com *ic = &sc->sc_ic; 4360290564Savos struct ieee80211vap *vap = TAILQ_FIRST(&ic->ic_vaps); 4361290564Savos uint32_t rcr; 4362290564Savos uint16_t filter; 4363290564Savos 4364290564Savos URTWN_ASSERT_LOCKED(sc); 4365290564Savos 4366251538Srpaulo /* Accept all multicast frames. */ 4367251538Srpaulo urtwn_write_4(sc, R92C_MAR + 0, 0xffffffff); 4368251538Srpaulo urtwn_write_4(sc, R92C_MAR + 4, 0xffffffff); 4369290564Savos 4370290564Savos /* Filter for management frames. */ 4371290564Savos filter = 0x7f3f; 4372290631Savos switch (vap->iv_opmode) { 4373290631Savos case IEEE80211_M_STA: 4374290564Savos filter &= ~( 4375290564Savos R92C_RXFLTMAP_SUBTYPE(IEEE80211_FC0_SUBTYPE_ASSOC_REQ) | 4376290564Savos R92C_RXFLTMAP_SUBTYPE(IEEE80211_FC0_SUBTYPE_REASSOC_REQ) | 4377290564Savos R92C_RXFLTMAP_SUBTYPE(IEEE80211_FC0_SUBTYPE_PROBE_REQ)); 4378290631Savos break; 4379290631Savos case IEEE80211_M_HOSTAP: 4380290631Savos filter &= ~( 4381290631Savos R92C_RXFLTMAP_SUBTYPE(IEEE80211_FC0_SUBTYPE_ASSOC_RESP) | 4382296174Savos R92C_RXFLTMAP_SUBTYPE(IEEE80211_FC0_SUBTYPE_REASSOC_RESP)); 4383290631Savos break; 4384290631Savos case IEEE80211_M_MONITOR: 4385290651Savos case IEEE80211_M_IBSS: 4386290631Savos break; 4387290631Savos default: 4388290631Savos device_printf(sc->sc_dev, "%s: undefined opmode %d\n", 4389290631Savos __func__, vap->iv_opmode); 4390290631Savos break; 4391290564Savos } 4392290564Savos urtwn_write_2(sc, R92C_RXFLTMAP0, filter); 4393290564Savos 4394251538Srpaulo /* Reject all control frames. */ 4395251538Srpaulo urtwn_write_2(sc, R92C_RXFLTMAP1, 0x0000); 4396290564Savos 4397290564Savos /* Reject all data frames. */ 4398290564Savos urtwn_write_2(sc, R92C_RXFLTMAP2, 0x0000); 4399290564Savos 4400290564Savos rcr = R92C_RCR_AM | R92C_RCR_AB | R92C_RCR_APM | 4401290564Savos R92C_RCR_HTC_LOC_CTRL | R92C_RCR_APP_PHYSTS | 4402290564Savos R92C_RCR_APP_ICV | R92C_RCR_APP_MIC; 4403290564Savos 4404290564Savos if (vap->iv_opmode == IEEE80211_M_MONITOR) { 4405290564Savos /* Accept all frames. */ 4406290564Savos rcr |= R92C_RCR_ACF | R92C_RCR_ADF | R92C_RCR_AMF | 4407290564Savos R92C_RCR_AAP; 4408290564Savos } 4409290564Savos 4410290564Savos /* Set Rx filter. */ 4411290564Savos urtwn_write_4(sc, R92C_RCR, rcr); 4412290564Savos 4413290564Savos if (ic->ic_promisc != 0) { 4414290564Savos /* Update Rx filter. */ 4415290564Savos urtwn_set_promisc(sc); 4416290564Savos } 4417251538Srpaulo} 4418251538Srpaulo 4419251538Srpaulostatic void 4420251538Srpaulourtwn_edca_init(struct urtwn_softc *sc) 4421251538Srpaulo{ 4422251538Srpaulo urtwn_write_2(sc, R92C_SPEC_SIFS, 0x100a); 4423251538Srpaulo urtwn_write_2(sc, R92C_MAC_SPEC_SIFS, 0x100a); 4424251538Srpaulo urtwn_write_2(sc, R92C_SIFS_CCK, 0x100a); 4425251538Srpaulo urtwn_write_2(sc, R92C_SIFS_OFDM, 0x100a); 4426251538Srpaulo urtwn_write_4(sc, R92C_EDCA_BE_PARAM, 0x005ea42b); 4427251538Srpaulo urtwn_write_4(sc, R92C_EDCA_BK_PARAM, 0x0000a44f); 4428251538Srpaulo urtwn_write_4(sc, R92C_EDCA_VI_PARAM, 0x005ea324); 4429251538Srpaulo urtwn_write_4(sc, R92C_EDCA_VO_PARAM, 0x002fa226); 4430251538Srpaulo} 4431251538Srpaulo 4432289066Skevlostatic void 4433251538Srpaulourtwn_write_txpower(struct urtwn_softc *sc, int chain, 4434251538Srpaulo uint16_t power[URTWN_RIDX_COUNT]) 4435251538Srpaulo{ 4436251538Srpaulo uint32_t reg; 4437251538Srpaulo 4438251538Srpaulo /* Write per-CCK rate Tx power. */ 4439251538Srpaulo if (chain == 0) { 4440251538Srpaulo reg = urtwn_bb_read(sc, R92C_TXAGC_A_CCK1_MCS32); 4441251538Srpaulo reg = RW(reg, R92C_TXAGC_A_CCK1, power[0]); 4442251538Srpaulo urtwn_bb_write(sc, R92C_TXAGC_A_CCK1_MCS32, reg); 4443251538Srpaulo reg = urtwn_bb_read(sc, R92C_TXAGC_B_CCK11_A_CCK2_11); 4444251538Srpaulo reg = RW(reg, R92C_TXAGC_A_CCK2, power[1]); 4445251538Srpaulo reg = RW(reg, R92C_TXAGC_A_CCK55, power[2]); 4446251538Srpaulo reg = RW(reg, R92C_TXAGC_A_CCK11, power[3]); 4447251538Srpaulo urtwn_bb_write(sc, R92C_TXAGC_B_CCK11_A_CCK2_11, reg); 4448251538Srpaulo } else { 4449251538Srpaulo reg = urtwn_bb_read(sc, R92C_TXAGC_B_CCK1_55_MCS32); 4450251538Srpaulo reg = RW(reg, R92C_TXAGC_B_CCK1, power[0]); 4451251538Srpaulo reg = RW(reg, R92C_TXAGC_B_CCK2, power[1]); 4452251538Srpaulo reg = RW(reg, R92C_TXAGC_B_CCK55, power[2]); 4453251538Srpaulo urtwn_bb_write(sc, R92C_TXAGC_B_CCK1_55_MCS32, reg); 4454251538Srpaulo reg = urtwn_bb_read(sc, R92C_TXAGC_B_CCK11_A_CCK2_11); 4455251538Srpaulo reg = RW(reg, R92C_TXAGC_B_CCK11, power[3]); 4456251538Srpaulo urtwn_bb_write(sc, R92C_TXAGC_B_CCK11_A_CCK2_11, reg); 4457251538Srpaulo } 4458251538Srpaulo /* Write per-OFDM rate Tx power. */ 4459251538Srpaulo urtwn_bb_write(sc, R92C_TXAGC_RATE18_06(chain), 4460251538Srpaulo SM(R92C_TXAGC_RATE06, power[ 4]) | 4461251538Srpaulo SM(R92C_TXAGC_RATE09, power[ 5]) | 4462251538Srpaulo SM(R92C_TXAGC_RATE12, power[ 6]) | 4463251538Srpaulo SM(R92C_TXAGC_RATE18, power[ 7])); 4464251538Srpaulo urtwn_bb_write(sc, R92C_TXAGC_RATE54_24(chain), 4465251538Srpaulo SM(R92C_TXAGC_RATE24, power[ 8]) | 4466251538Srpaulo SM(R92C_TXAGC_RATE36, power[ 9]) | 4467251538Srpaulo SM(R92C_TXAGC_RATE48, power[10]) | 4468251538Srpaulo SM(R92C_TXAGC_RATE54, power[11])); 4469251538Srpaulo /* Write per-MCS Tx power. */ 4470251538Srpaulo urtwn_bb_write(sc, R92C_TXAGC_MCS03_MCS00(chain), 4471251538Srpaulo SM(R92C_TXAGC_MCS00, power[12]) | 4472251538Srpaulo SM(R92C_TXAGC_MCS01, power[13]) | 4473251538Srpaulo SM(R92C_TXAGC_MCS02, power[14]) | 4474251538Srpaulo SM(R92C_TXAGC_MCS03, power[15])); 4475251538Srpaulo urtwn_bb_write(sc, R92C_TXAGC_MCS07_MCS04(chain), 4476251538Srpaulo SM(R92C_TXAGC_MCS04, power[16]) | 4477251538Srpaulo SM(R92C_TXAGC_MCS05, power[17]) | 4478251538Srpaulo SM(R92C_TXAGC_MCS06, power[18]) | 4479251538Srpaulo SM(R92C_TXAGC_MCS07, power[19])); 4480251538Srpaulo urtwn_bb_write(sc, R92C_TXAGC_MCS11_MCS08(chain), 4481251538Srpaulo SM(R92C_TXAGC_MCS08, power[20]) | 4482261506Skevlo SM(R92C_TXAGC_MCS09, power[21]) | 4483251538Srpaulo SM(R92C_TXAGC_MCS10, power[22]) | 4484251538Srpaulo SM(R92C_TXAGC_MCS11, power[23])); 4485251538Srpaulo urtwn_bb_write(sc, R92C_TXAGC_MCS15_MCS12(chain), 4486251538Srpaulo SM(R92C_TXAGC_MCS12, power[24]) | 4487251538Srpaulo SM(R92C_TXAGC_MCS13, power[25]) | 4488251538Srpaulo SM(R92C_TXAGC_MCS14, power[26]) | 4489251538Srpaulo SM(R92C_TXAGC_MCS15, power[27])); 4490251538Srpaulo} 4491251538Srpaulo 4492289066Skevlostatic void 4493251538Srpaulourtwn_get_txpower(struct urtwn_softc *sc, int chain, 4494251538Srpaulo struct ieee80211_channel *c, struct ieee80211_channel *extc, 4495251538Srpaulo uint16_t power[URTWN_RIDX_COUNT]) 4496251538Srpaulo{ 4497287197Sglebius struct ieee80211com *ic = &sc->sc_ic; 4498291264Savos struct r92c_rom *rom = &sc->rom.r92c_rom; 4499251538Srpaulo uint16_t cckpow, ofdmpow, htpow, diff, max; 4500251538Srpaulo const struct urtwn_txpwr *base; 4501251538Srpaulo int ridx, chan, group; 4502251538Srpaulo 4503251538Srpaulo /* Determine channel group. */ 4504251538Srpaulo chan = ieee80211_chan2ieee(ic, c); /* XXX center freq! */ 4505251538Srpaulo if (chan <= 3) 4506251538Srpaulo group = 0; 4507251538Srpaulo else if (chan <= 9) 4508251538Srpaulo group = 1; 4509251538Srpaulo else 4510251538Srpaulo group = 2; 4511251538Srpaulo 4512251538Srpaulo /* Get original Tx power based on board type and RF chain. */ 4513251538Srpaulo if (!(sc->chip & URTWN_CHIP_92C)) { 4514251538Srpaulo if (sc->board_type == R92C_BOARD_TYPE_HIGHPA) 4515251538Srpaulo base = &rtl8188ru_txagc[chain]; 4516251538Srpaulo else 4517251538Srpaulo base = &rtl8192cu_txagc[chain]; 4518251538Srpaulo } else 4519251538Srpaulo base = &rtl8192cu_txagc[chain]; 4520251538Srpaulo 4521251538Srpaulo memset(power, 0, URTWN_RIDX_COUNT * sizeof(power[0])); 4522251538Srpaulo if (sc->regulatory == 0) { 4523289758Savos for (ridx = URTWN_RIDX_CCK1; ridx <= URTWN_RIDX_CCK11; ridx++) 4524251538Srpaulo power[ridx] = base->pwr[0][ridx]; 4525251538Srpaulo } 4526289758Savos for (ridx = URTWN_RIDX_OFDM6; ridx < URTWN_RIDX_COUNT; ridx++) { 4527251538Srpaulo if (sc->regulatory == 3) { 4528251538Srpaulo power[ridx] = base->pwr[0][ridx]; 4529251538Srpaulo /* Apply vendor limits. */ 4530251538Srpaulo if (extc != NULL) 4531251538Srpaulo max = rom->ht40_max_pwr[group]; 4532251538Srpaulo else 4533251538Srpaulo max = rom->ht20_max_pwr[group]; 4534251538Srpaulo max = (max >> (chain * 4)) & 0xf; 4535251538Srpaulo if (power[ridx] > max) 4536251538Srpaulo power[ridx] = max; 4537251538Srpaulo } else if (sc->regulatory == 1) { 4538251538Srpaulo if (extc == NULL) 4539251538Srpaulo power[ridx] = base->pwr[group][ridx]; 4540251538Srpaulo } else if (sc->regulatory != 2) 4541251538Srpaulo power[ridx] = base->pwr[0][ridx]; 4542251538Srpaulo } 4543251538Srpaulo 4544251538Srpaulo /* Compute per-CCK rate Tx power. */ 4545251538Srpaulo cckpow = rom->cck_tx_pwr[chain][group]; 4546289758Savos for (ridx = URTWN_RIDX_CCK1; ridx <= URTWN_RIDX_CCK11; ridx++) { 4547251538Srpaulo power[ridx] += cckpow; 4548251538Srpaulo if (power[ridx] > R92C_MAX_TX_PWR) 4549251538Srpaulo power[ridx] = R92C_MAX_TX_PWR; 4550251538Srpaulo } 4551251538Srpaulo 4552251538Srpaulo htpow = rom->ht40_1s_tx_pwr[chain][group]; 4553251538Srpaulo if (sc->ntxchains > 1) { 4554251538Srpaulo /* Apply reduction for 2 spatial streams. */ 4555251538Srpaulo diff = rom->ht40_2s_tx_pwr_diff[group]; 4556251538Srpaulo diff = (diff >> (chain * 4)) & 0xf; 4557251538Srpaulo htpow = (htpow > diff) ? htpow - diff : 0; 4558251538Srpaulo } 4559251538Srpaulo 4560251538Srpaulo /* Compute per-OFDM rate Tx power. */ 4561251538Srpaulo diff = rom->ofdm_tx_pwr_diff[group]; 4562251538Srpaulo diff = (diff >> (chain * 4)) & 0xf; 4563251538Srpaulo ofdmpow = htpow + diff; /* HT->OFDM correction. */ 4564289758Savos for (ridx = URTWN_RIDX_OFDM6; ridx <= URTWN_RIDX_OFDM54; ridx++) { 4565251538Srpaulo power[ridx] += ofdmpow; 4566251538Srpaulo if (power[ridx] > R92C_MAX_TX_PWR) 4567251538Srpaulo power[ridx] = R92C_MAX_TX_PWR; 4568251538Srpaulo } 4569251538Srpaulo 4570251538Srpaulo /* Compute per-MCS Tx power. */ 4571251538Srpaulo if (extc == NULL) { 4572251538Srpaulo diff = rom->ht20_tx_pwr_diff[group]; 4573251538Srpaulo diff = (diff >> (chain * 4)) & 0xf; 4574251538Srpaulo htpow += diff; /* HT40->HT20 correction. */ 4575251538Srpaulo } 4576251538Srpaulo for (ridx = 12; ridx <= 27; ridx++) { 4577251538Srpaulo power[ridx] += htpow; 4578251538Srpaulo if (power[ridx] > R92C_MAX_TX_PWR) 4579251538Srpaulo power[ridx] = R92C_MAX_TX_PWR; 4580251538Srpaulo } 4581294471Savos#ifdef USB_DEBUG 4582294471Savos if (sc->sc_debug & URTWN_DEBUG_TXPWR) { 4583251538Srpaulo /* Dump per-rate Tx power values. */ 4584251538Srpaulo printf("Tx power for chain %d:\n", chain); 4585289758Savos for (ridx = URTWN_RIDX_CCK1; ridx < URTWN_RIDX_COUNT; ridx++) 4586251538Srpaulo printf("Rate %d = %u\n", ridx, power[ridx]); 4587251538Srpaulo } 4588251538Srpaulo#endif 4589251538Srpaulo} 4590251538Srpaulo 4591289066Skevlostatic void 4592264912Skevlourtwn_r88e_get_txpower(struct urtwn_softc *sc, int chain, 4593264912Skevlo struct ieee80211_channel *c, struct ieee80211_channel *extc, 4594264912Skevlo uint16_t power[URTWN_RIDX_COUNT]) 4595264912Skevlo{ 4596287197Sglebius struct ieee80211com *ic = &sc->sc_ic; 4597294198Savos struct r88e_rom *rom = &sc->rom.r88e_rom; 4598264912Skevlo uint16_t cckpow, ofdmpow, bw20pow, htpow; 4599264912Skevlo const struct urtwn_r88e_txpwr *base; 4600264912Skevlo int ridx, chan, group; 4601264912Skevlo 4602264912Skevlo /* Determine channel group. */ 4603264912Skevlo chan = ieee80211_chan2ieee(ic, c); /* XXX center freq! */ 4604264912Skevlo if (chan <= 2) 4605264912Skevlo group = 0; 4606264912Skevlo else if (chan <= 5) 4607264912Skevlo group = 1; 4608264912Skevlo else if (chan <= 8) 4609264912Skevlo group = 2; 4610264912Skevlo else if (chan <= 11) 4611264912Skevlo group = 3; 4612264912Skevlo else if (chan <= 13) 4613264912Skevlo group = 4; 4614264912Skevlo else 4615264912Skevlo group = 5; 4616264912Skevlo 4617264912Skevlo /* Get original Tx power based on board type and RF chain. */ 4618264912Skevlo base = &rtl8188eu_txagc[chain]; 4619264912Skevlo 4620264912Skevlo memset(power, 0, URTWN_RIDX_COUNT * sizeof(power[0])); 4621264912Skevlo if (sc->regulatory == 0) { 4622289758Savos for (ridx = URTWN_RIDX_CCK1; ridx <= URTWN_RIDX_CCK11; ridx++) 4623264912Skevlo power[ridx] = base->pwr[0][ridx]; 4624264912Skevlo } 4625289758Savos for (ridx = URTWN_RIDX_OFDM6; ridx < URTWN_RIDX_COUNT; ridx++) { 4626264912Skevlo if (sc->regulatory == 3) 4627264912Skevlo power[ridx] = base->pwr[0][ridx]; 4628264912Skevlo else if (sc->regulatory == 1) { 4629264912Skevlo if (extc == NULL) 4630264912Skevlo power[ridx] = base->pwr[group][ridx]; 4631264912Skevlo } else if (sc->regulatory != 2) 4632264912Skevlo power[ridx] = base->pwr[0][ridx]; 4633264912Skevlo } 4634264912Skevlo 4635264912Skevlo /* Compute per-CCK rate Tx power. */ 4636294198Savos cckpow = rom->cck_tx_pwr[group]; 4637289758Savos for (ridx = URTWN_RIDX_CCK1; ridx <= URTWN_RIDX_CCK11; ridx++) { 4638264912Skevlo power[ridx] += cckpow; 4639264912Skevlo if (power[ridx] > R92C_MAX_TX_PWR) 4640264912Skevlo power[ridx] = R92C_MAX_TX_PWR; 4641264912Skevlo } 4642264912Skevlo 4643294198Savos htpow = rom->ht40_tx_pwr[group]; 4644264912Skevlo 4645264912Skevlo /* Compute per-OFDM rate Tx power. */ 4646264912Skevlo ofdmpow = htpow + sc->ofdm_tx_pwr_diff; 4647289758Savos for (ridx = URTWN_RIDX_OFDM6; ridx <= URTWN_RIDX_OFDM54; ridx++) { 4648264912Skevlo power[ridx] += ofdmpow; 4649264912Skevlo if (power[ridx] > R92C_MAX_TX_PWR) 4650264912Skevlo power[ridx] = R92C_MAX_TX_PWR; 4651264912Skevlo } 4652264912Skevlo 4653264912Skevlo bw20pow = htpow + sc->bw20_tx_pwr_diff; 4654264912Skevlo for (ridx = 12; ridx <= 27; ridx++) { 4655264912Skevlo power[ridx] += bw20pow; 4656264912Skevlo if (power[ridx] > R92C_MAX_TX_PWR) 4657264912Skevlo power[ridx] = R92C_MAX_TX_PWR; 4658264912Skevlo } 4659264912Skevlo} 4660264912Skevlo 4661289066Skevlostatic void 4662251538Srpaulourtwn_set_txpower(struct urtwn_softc *sc, struct ieee80211_channel *c, 4663251538Srpaulo struct ieee80211_channel *extc) 4664251538Srpaulo{ 4665251538Srpaulo uint16_t power[URTWN_RIDX_COUNT]; 4666251538Srpaulo int i; 4667251538Srpaulo 4668251538Srpaulo for (i = 0; i < sc->ntxchains; i++) { 4669251538Srpaulo /* Compute per-rate Tx power values. */ 4670264912Skevlo if (sc->chip & URTWN_CHIP_88E) 4671264912Skevlo urtwn_r88e_get_txpower(sc, i, c, extc, power); 4672264912Skevlo else 4673264912Skevlo urtwn_get_txpower(sc, i, c, extc, power); 4674251538Srpaulo /* Write per-rate Tx power values to hardware. */ 4675251538Srpaulo urtwn_write_txpower(sc, i, power); 4676251538Srpaulo } 4677251538Srpaulo} 4678251538Srpaulo 4679251538Srpaulostatic void 4680290048Savosurtwn_set_rx_bssid_all(struct urtwn_softc *sc, int enable) 4681290048Savos{ 4682290048Savos uint32_t reg; 4683290048Savos 4684290048Savos reg = urtwn_read_4(sc, R92C_RCR); 4685290048Savos if (enable) 4686290048Savos reg &= ~R92C_RCR_CBSSID_BCN; 4687290048Savos else 4688290048Savos reg |= R92C_RCR_CBSSID_BCN; 4689290048Savos urtwn_write_4(sc, R92C_RCR, reg); 4690290048Savos} 4691290048Savos 4692290048Savosstatic void 4693290048Savosurtwn_set_gain(struct urtwn_softc *sc, uint8_t gain) 4694290048Savos{ 4695290048Savos uint32_t reg; 4696290048Savos 4697290048Savos reg = urtwn_bb_read(sc, R92C_OFDM0_AGCCORE1(0)); 4698290048Savos reg = RW(reg, R92C_OFDM0_AGCCORE1_GAIN, gain); 4699290048Savos urtwn_bb_write(sc, R92C_OFDM0_AGCCORE1(0), reg); 4700290048Savos 4701290048Savos if (!(sc->chip & URTWN_CHIP_88E)) { 4702290048Savos reg = urtwn_bb_read(sc, R92C_OFDM0_AGCCORE1(1)); 4703290048Savos reg = RW(reg, R92C_OFDM0_AGCCORE1_GAIN, gain); 4704290048Savos urtwn_bb_write(sc, R92C_OFDM0_AGCCORE1(1), reg); 4705290048Savos } 4706290048Savos} 4707290048Savos 4708290048Savosstatic void 4709251538Srpaulourtwn_scan_start(struct ieee80211com *ic) 4710251538Srpaulo{ 4711290048Savos struct urtwn_softc *sc = ic->ic_softc; 4712290048Savos 4713290048Savos URTWN_LOCK(sc); 4714290048Savos /* Receive beacons / probe responses from any BSSID. */ 4715290651Savos if (ic->ic_opmode != IEEE80211_M_IBSS) 4716290651Savos urtwn_set_rx_bssid_all(sc, 1); 4717290651Savos 4718290048Savos /* Set gain for scanning. */ 4719290048Savos urtwn_set_gain(sc, 0x20); 4720290048Savos URTWN_UNLOCK(sc); 4721251538Srpaulo} 4722251538Srpaulo 4723251538Srpaulostatic void 4724251538Srpaulourtwn_scan_end(struct ieee80211com *ic) 4725251538Srpaulo{ 4726290048Savos struct urtwn_softc *sc = ic->ic_softc; 4727290048Savos 4728290048Savos URTWN_LOCK(sc); 4729290048Savos /* Restore limitations. */ 4730290651Savos if (ic->ic_promisc == 0 && ic->ic_opmode != IEEE80211_M_IBSS) 4731290564Savos urtwn_set_rx_bssid_all(sc, 0); 4732290651Savos 4733290048Savos /* Set gain under link. */ 4734290048Savos urtwn_set_gain(sc, 0x32); 4735290048Savos URTWN_UNLOCK(sc); 4736251538Srpaulo} 4737251538Srpaulo 4738251538Srpaulostatic void 4739251538Srpaulourtwn_set_channel(struct ieee80211com *ic) 4740251538Srpaulo{ 4741286949Sadrian struct urtwn_softc *sc = ic->ic_softc; 4742292173Savos struct ieee80211_channel *c = ic->ic_curchan; 4743281070Srpaulo struct ieee80211vap *vap = TAILQ_FIRST(&ic->ic_vaps); 4744251538Srpaulo 4745251538Srpaulo URTWN_LOCK(sc); 4746281070Srpaulo if (vap->iv_state == IEEE80211_S_SCAN) { 4747281070Srpaulo /* Make link LED blink during scan. */ 4748281070Srpaulo urtwn_set_led(sc, URTWN_LED_LINK, !sc->ledlink); 4749281070Srpaulo } 4750292173Savos urtwn_set_chan(sc, c, NULL); 4751292173Savos sc->sc_rxtap.wr_chan_freq = htole16(c->ic_freq); 4752292173Savos sc->sc_rxtap.wr_chan_flags = htole16(c->ic_flags); 4753292173Savos sc->sc_txtap.wt_chan_freq = htole16(c->ic_freq); 4754292173Savos sc->sc_txtap.wt_chan_flags = htole16(c->ic_flags); 4755251538Srpaulo URTWN_UNLOCK(sc); 4756251538Srpaulo} 4757251538Srpaulo 4758292014Savosstatic int 4759292014Savosurtwn_wme_update(struct ieee80211com *ic) 4760292014Savos{ 4761292014Savos const struct wmeParams *wmep = 4762292014Savos ic->ic_wme.wme_chanParams.cap_wmeParams; 4763292014Savos struct urtwn_softc *sc = ic->ic_softc; 4764292014Savos uint8_t aifs, acm, slottime; 4765292014Savos int ac; 4766292014Savos 4767292014Savos acm = 0; 4768292165Savos slottime = IEEE80211_GET_SLOTTIME(ic); 4769292014Savos 4770292014Savos URTWN_LOCK(sc); 4771292014Savos for (ac = WME_AC_BE; ac < WME_NUM_AC; ac++) { 4772292014Savos /* AIFS[AC] = AIFSN[AC] * aSlotTime + aSIFSTime. */ 4773292014Savos aifs = wmep[ac].wmep_aifsn * slottime + IEEE80211_DUR_SIFS; 4774292014Savos urtwn_write_4(sc, wme2queue[ac].reg, 4775292014Savos SM(R92C_EDCA_PARAM_TXOP, wmep[ac].wmep_txopLimit) | 4776292014Savos SM(R92C_EDCA_PARAM_ECWMIN, wmep[ac].wmep_logcwmin) | 4777292014Savos SM(R92C_EDCA_PARAM_ECWMAX, wmep[ac].wmep_logcwmax) | 4778292014Savos SM(R92C_EDCA_PARAM_AIFS, aifs)); 4779292014Savos if (ac != WME_AC_BE) 4780292014Savos acm |= wmep[ac].wmep_acm << ac; 4781292014Savos } 4782292014Savos 4783292014Savos if (acm != 0) 4784292014Savos acm |= R92C_ACMHWCTRL_EN; 4785292014Savos urtwn_write_1(sc, R92C_ACMHWCTRL, 4786292014Savos (urtwn_read_1(sc, R92C_ACMHWCTRL) & ~R92C_ACMHWCTRL_ACM_MASK) | 4787292014Savos acm); 4788292014Savos 4789292014Savos URTWN_UNLOCK(sc); 4790292014Savos 4791292014Savos return 0; 4792292014Savos} 4793292014Savos 4794251538Srpaulostatic void 4795294465Savosurtwn_update_slot(struct ieee80211com *ic) 4796294465Savos{ 4797294465Savos urtwn_cmd_sleepable(ic->ic_softc, NULL, 0, urtwn_update_slot_cb); 4798294465Savos} 4799294465Savos 4800294465Savosstatic void 4801294465Savosurtwn_update_slot_cb(struct urtwn_softc *sc, union sec_param *data) 4802294465Savos{ 4803294465Savos struct ieee80211com *ic = &sc->sc_ic; 4804294465Savos uint8_t slottime; 4805294465Savos 4806294465Savos slottime = IEEE80211_GET_SLOTTIME(ic); 4807294465Savos 4808294471Savos URTWN_DPRINTF(sc, URTWN_DEBUG_ANY, "%s: setting slot time to %uus\n", 4809294471Savos __func__, slottime); 4810294465Savos 4811294465Savos urtwn_write_1(sc, R92C_SLOT, slottime); 4812294465Savos urtwn_update_aifs(sc, slottime); 4813294465Savos} 4814294465Savos 4815294465Savosstatic void 4816294465Savosurtwn_update_aifs(struct urtwn_softc *sc, uint8_t slottime) 4817294465Savos{ 4818294465Savos const struct wmeParams *wmep = 4819294465Savos sc->sc_ic.ic_wme.wme_chanParams.cap_wmeParams; 4820294465Savos uint8_t aifs, ac; 4821294465Savos 4822294465Savos for (ac = WME_AC_BE; ac < WME_NUM_AC; ac++) { 4823294465Savos /* AIFS[AC] = AIFSN[AC] * aSlotTime + aSIFSTime. */ 4824294465Savos aifs = wmep[ac].wmep_aifsn * slottime + IEEE80211_DUR_SIFS; 4825294465Savos urtwn_write_1(sc, wme2queue[ac].reg, aifs); 4826294465Savos } 4827294465Savos} 4828294465Savos 4829294465Savosstatic void 4830290564Savosurtwn_set_promisc(struct urtwn_softc *sc) 4831290564Savos{ 4832290564Savos struct ieee80211com *ic = &sc->sc_ic; 4833290564Savos struct ieee80211vap *vap = TAILQ_FIRST(&ic->ic_vaps); 4834290564Savos uint32_t rcr, mask1, mask2; 4835290564Savos 4836290564Savos URTWN_ASSERT_LOCKED(sc); 4837290564Savos 4838290564Savos if (vap->iv_opmode == IEEE80211_M_MONITOR) 4839290564Savos return; 4840290564Savos 4841290564Savos mask1 = R92C_RCR_ACF | R92C_RCR_ADF | R92C_RCR_AMF | R92C_RCR_AAP; 4842290564Savos mask2 = R92C_RCR_APM; 4843290564Savos 4844290564Savos if (vap->iv_state == IEEE80211_S_RUN) { 4845290564Savos switch (vap->iv_opmode) { 4846290564Savos case IEEE80211_M_STA: 4847290631Savos mask2 |= R92C_RCR_CBSSID_DATA; 4848290631Savos /* FALLTHROUGH */ 4849290631Savos case IEEE80211_M_HOSTAP: 4850290631Savos mask2 |= R92C_RCR_CBSSID_BCN; 4851290564Savos break; 4852290651Savos case IEEE80211_M_IBSS: 4853290651Savos mask2 |= R92C_RCR_CBSSID_DATA; 4854290651Savos break; 4855290564Savos default: 4856290564Savos device_printf(sc->sc_dev, "%s: undefined opmode %d\n", 4857290564Savos __func__, vap->iv_opmode); 4858290564Savos return; 4859290564Savos } 4860290564Savos } 4861290564Savos 4862290564Savos rcr = urtwn_read_4(sc, R92C_RCR); 4863290564Savos if (ic->ic_promisc == 0) 4864290564Savos rcr = (rcr & ~mask1) | mask2; 4865290564Savos else 4866290564Savos rcr = (rcr & ~mask2) | mask1; 4867290564Savos urtwn_write_4(sc, R92C_RCR, rcr); 4868290564Savos} 4869290564Savos 4870290564Savosstatic void 4871290564Savosurtwn_update_promisc(struct ieee80211com *ic) 4872290564Savos{ 4873290564Savos struct urtwn_softc *sc = ic->ic_softc; 4874290564Savos 4875290564Savos URTWN_LOCK(sc); 4876290564Savos if (sc->sc_flags & URTWN_RUNNING) 4877290564Savos urtwn_set_promisc(sc); 4878290564Savos URTWN_UNLOCK(sc); 4879290564Savos} 4880290564Savos 4881290564Savosstatic void 4882283540Sglebiusurtwn_update_mcast(struct ieee80211com *ic) 4883251538Srpaulo{ 4884251538Srpaulo /* XXX do nothing? */ 4885251538Srpaulo} 4886251538Srpaulo 4887292167Savosstatic struct ieee80211_node * 4888297910Sadrianurtwn_node_alloc(struct ieee80211vap *vap, 4889292167Savos const uint8_t mac[IEEE80211_ADDR_LEN]) 4890292167Savos{ 4891292167Savos struct urtwn_node *un; 4892292167Savos 4893292167Savos un = malloc(sizeof (struct urtwn_node), M_80211_NODE, 4894292167Savos M_NOWAIT | M_ZERO); 4895292167Savos 4896292167Savos if (un == NULL) 4897292167Savos return NULL; 4898292167Savos 4899292167Savos un->id = URTWN_MACID_UNDEFINED; 4900292167Savos 4901292167Savos return &un->ni; 4902292167Savos} 4903292167Savos 4904251538Srpaulostatic void 4905297910Sadrianurtwn_newassoc(struct ieee80211_node *ni, int isnew) 4906292167Savos{ 4907292167Savos struct urtwn_softc *sc = ni->ni_ic->ic_softc; 4908292167Savos struct urtwn_node *un = URTWN_NODE(ni); 4909292167Savos uint8_t id; 4910292167Savos 4911297910Sadrian /* Only do this bit for R88E chips */ 4912297910Sadrian if (! (sc->chip & URTWN_CHIP_88E)) 4913297910Sadrian return; 4914297910Sadrian 4915292167Savos if (!isnew) 4916292167Savos return; 4917292167Savos 4918292167Savos URTWN_NT_LOCK(sc); 4919292167Savos for (id = 0; id <= URTWN_MACID_MAX(sc); id++) { 4920292167Savos if (id != URTWN_MACID_BC && sc->node_list[id] == NULL) { 4921292167Savos un->id = id; 4922292167Savos sc->node_list[id] = ni; 4923292167Savos break; 4924292167Savos } 4925292167Savos } 4926292167Savos URTWN_NT_UNLOCK(sc); 4927292167Savos 4928292167Savos if (id > URTWN_MACID_MAX(sc)) { 4929292167Savos device_printf(sc->sc_dev, "%s: node table is full\n", 4930292167Savos __func__); 4931292167Savos } 4932292167Savos} 4933292167Savos 4934292167Savosstatic void 4935297910Sadrianurtwn_node_free(struct ieee80211_node *ni) 4936292167Savos{ 4937292167Savos struct urtwn_softc *sc = ni->ni_ic->ic_softc; 4938292167Savos struct urtwn_node *un = URTWN_NODE(ni); 4939292167Savos 4940292167Savos URTWN_NT_LOCK(sc); 4941292167Savos if (un->id != URTWN_MACID_UNDEFINED) 4942292167Savos sc->node_list[un->id] = NULL; 4943292167Savos URTWN_NT_UNLOCK(sc); 4944292167Savos 4945292167Savos sc->sc_node_free(ni); 4946292167Savos} 4947292167Savos 4948292167Savosstatic void 4949251538Srpaulourtwn_set_chan(struct urtwn_softc *sc, struct ieee80211_channel *c, 4950251538Srpaulo struct ieee80211_channel *extc) 4951251538Srpaulo{ 4952287197Sglebius struct ieee80211com *ic = &sc->sc_ic; 4953251538Srpaulo uint32_t reg; 4954251538Srpaulo u_int chan; 4955251538Srpaulo int i; 4956251538Srpaulo 4957251538Srpaulo chan = ieee80211_chan2ieee(ic, c); /* XXX center freq! */ 4958251538Srpaulo if (chan == 0 || chan == IEEE80211_CHAN_ANY) { 4959251538Srpaulo device_printf(sc->sc_dev, 4960251538Srpaulo "%s: invalid channel %x\n", __func__, chan); 4961251538Srpaulo return; 4962251538Srpaulo } 4963251538Srpaulo 4964251538Srpaulo /* Set Tx power for this new channel. */ 4965251538Srpaulo urtwn_set_txpower(sc, c, extc); 4966251538Srpaulo 4967251538Srpaulo for (i = 0; i < sc->nrxchains; i++) { 4968251538Srpaulo urtwn_rf_write(sc, i, R92C_RF_CHNLBW, 4969251538Srpaulo RW(sc->rf_chnlbw[i], R92C_RF_CHNLBW_CHNL, chan)); 4970251538Srpaulo } 4971251538Srpaulo#ifndef IEEE80211_NO_HT 4972251538Srpaulo if (extc != NULL) { 4973251538Srpaulo /* Is secondary channel below or above primary? */ 4974251538Srpaulo int prichlo = c->ic_freq < extc->ic_freq; 4975251538Srpaulo 4976251538Srpaulo urtwn_write_1(sc, R92C_BWOPMODE, 4977251538Srpaulo urtwn_read_1(sc, R92C_BWOPMODE) & ~R92C_BWOPMODE_20MHZ); 4978251538Srpaulo 4979251538Srpaulo reg = urtwn_read_1(sc, R92C_RRSR + 2); 4980251538Srpaulo reg = (reg & ~0x6f) | (prichlo ? 1 : 2) << 5; 4981251538Srpaulo urtwn_write_1(sc, R92C_RRSR + 2, reg); 4982251538Srpaulo 4983251538Srpaulo urtwn_bb_write(sc, R92C_FPGA0_RFMOD, 4984251538Srpaulo urtwn_bb_read(sc, R92C_FPGA0_RFMOD) | R92C_RFMOD_40MHZ); 4985251538Srpaulo urtwn_bb_write(sc, R92C_FPGA1_RFMOD, 4986251538Srpaulo urtwn_bb_read(sc, R92C_FPGA1_RFMOD) | R92C_RFMOD_40MHZ); 4987251538Srpaulo 4988251538Srpaulo /* Set CCK side band. */ 4989251538Srpaulo reg = urtwn_bb_read(sc, R92C_CCK0_SYSTEM); 4990251538Srpaulo reg = (reg & ~0x00000010) | (prichlo ? 0 : 1) << 4; 4991251538Srpaulo urtwn_bb_write(sc, R92C_CCK0_SYSTEM, reg); 4992251538Srpaulo 4993251538Srpaulo reg = urtwn_bb_read(sc, R92C_OFDM1_LSTF); 4994251538Srpaulo reg = (reg & ~0x00000c00) | (prichlo ? 1 : 2) << 10; 4995251538Srpaulo urtwn_bb_write(sc, R92C_OFDM1_LSTF, reg); 4996251538Srpaulo 4997251538Srpaulo urtwn_bb_write(sc, R92C_FPGA0_ANAPARAM2, 4998251538Srpaulo urtwn_bb_read(sc, R92C_FPGA0_ANAPARAM2) & 4999251538Srpaulo ~R92C_FPGA0_ANAPARAM2_CBW20); 5000251538Srpaulo 5001251538Srpaulo reg = urtwn_bb_read(sc, 0x818); 5002251538Srpaulo reg = (reg & ~0x0c000000) | (prichlo ? 2 : 1) << 26; 5003251538Srpaulo urtwn_bb_write(sc, 0x818, reg); 5004251538Srpaulo 5005251538Srpaulo /* Select 40MHz bandwidth. */ 5006251538Srpaulo urtwn_rf_write(sc, 0, R92C_RF_CHNLBW, 5007251538Srpaulo (sc->rf_chnlbw[0] & ~0xfff) | chan); 5008251538Srpaulo } else 5009251538Srpaulo#endif 5010251538Srpaulo { 5011251538Srpaulo urtwn_write_1(sc, R92C_BWOPMODE, 5012251538Srpaulo urtwn_read_1(sc, R92C_BWOPMODE) | R92C_BWOPMODE_20MHZ); 5013251538Srpaulo 5014251538Srpaulo urtwn_bb_write(sc, R92C_FPGA0_RFMOD, 5015251538Srpaulo urtwn_bb_read(sc, R92C_FPGA0_RFMOD) & ~R92C_RFMOD_40MHZ); 5016251538Srpaulo urtwn_bb_write(sc, R92C_FPGA1_RFMOD, 5017251538Srpaulo urtwn_bb_read(sc, R92C_FPGA1_RFMOD) & ~R92C_RFMOD_40MHZ); 5018251538Srpaulo 5019264912Skevlo if (!(sc->chip & URTWN_CHIP_88E)) { 5020264912Skevlo urtwn_bb_write(sc, R92C_FPGA0_ANAPARAM2, 5021264912Skevlo urtwn_bb_read(sc, R92C_FPGA0_ANAPARAM2) | 5022264912Skevlo R92C_FPGA0_ANAPARAM2_CBW20); 5023264912Skevlo } 5024281069Srpaulo 5025251538Srpaulo /* Select 20MHz bandwidth. */ 5026251538Srpaulo urtwn_rf_write(sc, 0, R92C_RF_CHNLBW, 5027281069Srpaulo (sc->rf_chnlbw[0] & ~0xfff) | chan | 5028264912Skevlo ((sc->chip & URTWN_CHIP_88E) ? R88E_RF_CHNLBW_BW20 : 5029264912Skevlo R92C_RF_CHNLBW_BW20)); 5030251538Srpaulo } 5031251538Srpaulo} 5032251538Srpaulo 5033251538Srpaulostatic void 5034251538Srpaulourtwn_iq_calib(struct urtwn_softc *sc) 5035251538Srpaulo{ 5036251538Srpaulo /* TODO */ 5037251538Srpaulo} 5038251538Srpaulo 5039251538Srpaulostatic void 5040251538Srpaulourtwn_lc_calib(struct urtwn_softc *sc) 5041251538Srpaulo{ 5042251538Srpaulo uint32_t rf_ac[2]; 5043251538Srpaulo uint8_t txmode; 5044251538Srpaulo int i; 5045251538Srpaulo 5046251538Srpaulo txmode = urtwn_read_1(sc, R92C_OFDM1_LSTF + 3); 5047251538Srpaulo if ((txmode & 0x70) != 0) { 5048251538Srpaulo /* Disable all continuous Tx. */ 5049251538Srpaulo urtwn_write_1(sc, R92C_OFDM1_LSTF + 3, txmode & ~0x70); 5050251538Srpaulo 5051251538Srpaulo /* Set RF mode to standby mode. */ 5052251538Srpaulo for (i = 0; i < sc->nrxchains; i++) { 5053251538Srpaulo rf_ac[i] = urtwn_rf_read(sc, i, R92C_RF_AC); 5054251538Srpaulo urtwn_rf_write(sc, i, R92C_RF_AC, 5055251538Srpaulo RW(rf_ac[i], R92C_RF_AC_MODE, 5056251538Srpaulo R92C_RF_AC_MODE_STANDBY)); 5057251538Srpaulo } 5058251538Srpaulo } else { 5059251538Srpaulo /* Block all Tx queues. */ 5060293180Savos urtwn_write_1(sc, R92C_TXPAUSE, R92C_TX_QUEUE_ALL); 5061251538Srpaulo } 5062251538Srpaulo /* Start calibration. */ 5063251538Srpaulo urtwn_rf_write(sc, 0, R92C_RF_CHNLBW, 5064251538Srpaulo urtwn_rf_read(sc, 0, R92C_RF_CHNLBW) | R92C_RF_CHNLBW_LCSTART); 5065251538Srpaulo 5066251538Srpaulo /* Give calibration the time to complete. */ 5067266472Shselasky usb_pause_mtx(&sc->sc_mtx, hz / 10); /* 100ms */ 5068251538Srpaulo 5069251538Srpaulo /* Restore configuration. */ 5070251538Srpaulo if ((txmode & 0x70) != 0) { 5071251538Srpaulo /* Restore Tx mode. */ 5072251538Srpaulo urtwn_write_1(sc, R92C_OFDM1_LSTF + 3, txmode); 5073251538Srpaulo /* Restore RF mode. */ 5074251538Srpaulo for (i = 0; i < sc->nrxchains; i++) 5075251538Srpaulo urtwn_rf_write(sc, i, R92C_RF_AC, rf_ac[i]); 5076251538Srpaulo } else { 5077251538Srpaulo /* Unblock all Tx queues. */ 5078251538Srpaulo urtwn_write_1(sc, R92C_TXPAUSE, 0x00); 5079251538Srpaulo } 5080251538Srpaulo} 5081251538Srpaulo 5082294473Savosstatic void 5083294473Savosurtwn_temp_calib(struct urtwn_softc *sc) 5084294473Savos{ 5085294473Savos uint8_t temp; 5086294473Savos 5087294473Savos URTWN_ASSERT_LOCKED(sc); 5088294473Savos 5089294473Savos if (!(sc->sc_flags & URTWN_TEMP_MEASURED)) { 5090294473Savos /* Start measuring temperature. */ 5091294473Savos URTWN_DPRINTF(sc, URTWN_DEBUG_TEMP, 5092294473Savos "%s: start measuring temperature\n", __func__); 5093294473Savos if (sc->chip & URTWN_CHIP_88E) { 5094294473Savos urtwn_rf_write(sc, 0, R88E_RF_T_METER, 5095294473Savos R88E_RF_T_METER_START); 5096294473Savos } else { 5097294473Savos urtwn_rf_write(sc, 0, R92C_RF_T_METER, 5098294473Savos R92C_RF_T_METER_START); 5099294473Savos } 5100294473Savos sc->sc_flags |= URTWN_TEMP_MEASURED; 5101294473Savos return; 5102294473Savos } 5103294473Savos sc->sc_flags &= ~URTWN_TEMP_MEASURED; 5104294473Savos 5105294473Savos /* Read measured temperature. */ 5106294473Savos if (sc->chip & URTWN_CHIP_88E) { 5107294473Savos temp = MS(urtwn_rf_read(sc, 0, R88E_RF_T_METER), 5108294473Savos R88E_RF_T_METER_VAL); 5109294473Savos } else { 5110294473Savos temp = MS(urtwn_rf_read(sc, 0, R92C_RF_T_METER), 5111294473Savos R92C_RF_T_METER_VAL); 5112294473Savos } 5113294473Savos if (temp == 0) { /* Read failed, skip. */ 5114294473Savos URTWN_DPRINTF(sc, URTWN_DEBUG_TEMP, 5115294473Savos "%s: temperature read failed, skipping\n", __func__); 5116294473Savos return; 5117294473Savos } 5118294473Savos 5119294473Savos URTWN_DPRINTF(sc, URTWN_DEBUG_TEMP, 5120294473Savos "%s: temperature: previous %u, current %u\n", 5121294473Savos __func__, sc->thcal_lctemp, temp); 5122294473Savos 5123294473Savos /* 5124294473Savos * Redo LC calibration if temperature changed significantly since 5125294473Savos * last calibration. 5126294473Savos */ 5127294473Savos if (sc->thcal_lctemp == 0) { 5128294473Savos /* First LC calibration is performed in urtwn_init(). */ 5129294473Savos sc->thcal_lctemp = temp; 5130294473Savos } else if (abs(temp - sc->thcal_lctemp) > 1) { 5131294473Savos URTWN_DPRINTF(sc, URTWN_DEBUG_TEMP, 5132294473Savos "%s: LC calib triggered by temp: %u -> %u\n", 5133294473Savos __func__, sc->thcal_lctemp, temp); 5134294473Savos urtwn_lc_calib(sc); 5135294473Savos /* Record temperature of last LC calibration. */ 5136294473Savos sc->thcal_lctemp = temp; 5137294473Savos } 5138294473Savos} 5139294473Savos 5140291698Savosstatic int 5141287197Sglebiusurtwn_init(struct urtwn_softc *sc) 5142251538Srpaulo{ 5143287197Sglebius struct ieee80211com *ic = &sc->sc_ic; 5144287197Sglebius struct ieee80211vap *vap = TAILQ_FIRST(&ic->ic_vaps); 5145287197Sglebius uint8_t macaddr[IEEE80211_ADDR_LEN]; 5146251538Srpaulo uint32_t reg; 5147291698Savos usb_error_t usb_err = USB_ERR_NORMAL_COMPLETION; 5148251538Srpaulo int error; 5149251538Srpaulo 5150291698Savos URTWN_LOCK(sc); 5151291698Savos if (sc->sc_flags & URTWN_RUNNING) { 5152291698Savos URTWN_UNLOCK(sc); 5153291698Savos return (0); 5154291698Savos } 5155264864Skevlo 5156251538Srpaulo /* Init firmware commands ring. */ 5157251538Srpaulo sc->fwcur = 0; 5158251538Srpaulo 5159251538Srpaulo /* Allocate Tx/Rx buffers. */ 5160251538Srpaulo error = urtwn_alloc_rx_list(sc); 5161251538Srpaulo if (error != 0) 5162251538Srpaulo goto fail; 5163281069Srpaulo 5164251538Srpaulo error = urtwn_alloc_tx_list(sc); 5165251538Srpaulo if (error != 0) 5166251538Srpaulo goto fail; 5167251538Srpaulo 5168251538Srpaulo /* Power on adapter. */ 5169251538Srpaulo error = urtwn_power_on(sc); 5170251538Srpaulo if (error != 0) 5171251538Srpaulo goto fail; 5172251538Srpaulo 5173251538Srpaulo /* Initialize DMA. */ 5174251538Srpaulo error = urtwn_dma_init(sc); 5175251538Srpaulo if (error != 0) 5176251538Srpaulo goto fail; 5177251538Srpaulo 5178251538Srpaulo /* Set info size in Rx descriptors (in 64-bit words). */ 5179251538Srpaulo urtwn_write_1(sc, R92C_RX_DRVINFO_SZ, 4); 5180251538Srpaulo 5181251538Srpaulo /* Init interrupts. */ 5182264912Skevlo if (sc->chip & URTWN_CHIP_88E) { 5183291698Savos usb_err = urtwn_write_4(sc, R88E_HISR, 0xffffffff); 5184291698Savos if (usb_err != USB_ERR_NORMAL_COMPLETION) 5185291698Savos goto fail; 5186291698Savos usb_err = urtwn_write_4(sc, R88E_HIMR, R88E_HIMR_CPWM | R88E_HIMR_CPWM2 | 5187264912Skevlo R88E_HIMR_TBDER | R88E_HIMR_PSTIMEOUT); 5188291698Savos if (usb_err != USB_ERR_NORMAL_COMPLETION) 5189291698Savos goto fail; 5190291698Savos usb_err = urtwn_write_4(sc, R88E_HIMRE, R88E_HIMRE_RXFOVW | 5191264912Skevlo R88E_HIMRE_TXFOVW | R88E_HIMRE_RXERR | R88E_HIMRE_TXERR); 5192291698Savos if (usb_err != USB_ERR_NORMAL_COMPLETION) 5193291698Savos goto fail; 5194291698Savos usb_err = urtwn_write_1(sc, R92C_USB_SPECIAL_OPTION, 5195264912Skevlo urtwn_read_1(sc, R92C_USB_SPECIAL_OPTION) | 5196264912Skevlo R92C_USB_SPECIAL_OPTION_INT_BULK_SEL); 5197291698Savos if (usb_err != USB_ERR_NORMAL_COMPLETION) 5198291698Savos goto fail; 5199264912Skevlo } else { 5200291698Savos usb_err = urtwn_write_4(sc, R92C_HISR, 0xffffffff); 5201291698Savos if (usb_err != USB_ERR_NORMAL_COMPLETION) 5202291698Savos goto fail; 5203291698Savos usb_err = urtwn_write_4(sc, R92C_HIMR, 0xffffffff); 5204291698Savos if (usb_err != USB_ERR_NORMAL_COMPLETION) 5205291698Savos goto fail; 5206264912Skevlo } 5207251538Srpaulo 5208251538Srpaulo /* Set MAC address. */ 5209287197Sglebius IEEE80211_ADDR_COPY(macaddr, vap ? vap->iv_myaddr : ic->ic_macaddr); 5210291698Savos usb_err = urtwn_write_region_1(sc, R92C_MACID, macaddr, IEEE80211_ADDR_LEN); 5211291698Savos if (usb_err != USB_ERR_NORMAL_COMPLETION) 5212291698Savos goto fail; 5213251538Srpaulo 5214251538Srpaulo /* Set initial network type. */ 5215289811Savos urtwn_set_mode(sc, R92C_MSR_INFRA); 5216251538Srpaulo 5217290564Savos /* Initialize Rx filter. */ 5218251538Srpaulo urtwn_rxfilter_init(sc); 5219251538Srpaulo 5220282623Skevlo /* Set response rate. */ 5221251538Srpaulo reg = urtwn_read_4(sc, R92C_RRSR); 5222251538Srpaulo reg = RW(reg, R92C_RRSR_RATE_BITMAP, R92C_RRSR_RATE_CCK_ONLY_1M); 5223251538Srpaulo urtwn_write_4(sc, R92C_RRSR, reg); 5224251538Srpaulo 5225251538Srpaulo /* Set short/long retry limits. */ 5226251538Srpaulo urtwn_write_2(sc, R92C_RL, 5227251538Srpaulo SM(R92C_RL_SRL, 0x30) | SM(R92C_RL_LRL, 0x30)); 5228251538Srpaulo 5229251538Srpaulo /* Initialize EDCA parameters. */ 5230251538Srpaulo urtwn_edca_init(sc); 5231251538Srpaulo 5232251538Srpaulo /* Setup rate fallback. */ 5233264912Skevlo if (!(sc->chip & URTWN_CHIP_88E)) { 5234264912Skevlo urtwn_write_4(sc, R92C_DARFRC + 0, 0x00000000); 5235264912Skevlo urtwn_write_4(sc, R92C_DARFRC + 4, 0x10080404); 5236264912Skevlo urtwn_write_4(sc, R92C_RARFRC + 0, 0x04030201); 5237264912Skevlo urtwn_write_4(sc, R92C_RARFRC + 4, 0x08070605); 5238264912Skevlo } 5239251538Srpaulo 5240251538Srpaulo urtwn_write_1(sc, R92C_FWHW_TXQ_CTRL, 5241251538Srpaulo urtwn_read_1(sc, R92C_FWHW_TXQ_CTRL) | 5242251538Srpaulo R92C_FWHW_TXQ_CTRL_AMPDU_RTY_NEW); 5243251538Srpaulo /* Set ACK timeout. */ 5244251538Srpaulo urtwn_write_1(sc, R92C_ACKTO, 0x40); 5245251538Srpaulo 5246251538Srpaulo /* Setup USB aggregation. */ 5247251538Srpaulo reg = urtwn_read_4(sc, R92C_TDECTRL); 5248251538Srpaulo reg = RW(reg, R92C_TDECTRL_BLK_DESC_NUM, 6); 5249251538Srpaulo urtwn_write_4(sc, R92C_TDECTRL, reg); 5250251538Srpaulo urtwn_write_1(sc, R92C_TRXDMA_CTRL, 5251251538Srpaulo urtwn_read_1(sc, R92C_TRXDMA_CTRL) | 5252251538Srpaulo R92C_TRXDMA_CTRL_RXDMA_AGG_EN); 5253251538Srpaulo urtwn_write_1(sc, R92C_RXDMA_AGG_PG_TH, 48); 5254264912Skevlo if (sc->chip & URTWN_CHIP_88E) 5255264912Skevlo urtwn_write_1(sc, R92C_RXDMA_AGG_PG_TH + 1, 4); 5256282266Skevlo else { 5257264912Skevlo urtwn_write_1(sc, R92C_USB_DMA_AGG_TO, 4); 5258282266Skevlo urtwn_write_1(sc, R92C_USB_SPECIAL_OPTION, 5259282266Skevlo urtwn_read_1(sc, R92C_USB_SPECIAL_OPTION) | 5260282266Skevlo R92C_USB_SPECIAL_OPTION_AGG_EN); 5261282266Skevlo urtwn_write_1(sc, R92C_USB_AGG_TH, 8); 5262282266Skevlo urtwn_write_1(sc, R92C_USB_AGG_TO, 6); 5263282266Skevlo } 5264251538Srpaulo 5265251538Srpaulo /* Initialize beacon parameters. */ 5266264912Skevlo urtwn_write_2(sc, R92C_BCN_CTRL, 0x1010); 5267251538Srpaulo urtwn_write_2(sc, R92C_TBTT_PROHIBIT, 0x6404); 5268251538Srpaulo urtwn_write_1(sc, R92C_DRVERLYINT, 0x05); 5269251538Srpaulo urtwn_write_1(sc, R92C_BCNDMATIM, 0x02); 5270251538Srpaulo urtwn_write_2(sc, R92C_BCNTCFG, 0x660f); 5271251538Srpaulo 5272264912Skevlo if (!(sc->chip & URTWN_CHIP_88E)) { 5273264912Skevlo /* Setup AMPDU aggregation. */ 5274264912Skevlo urtwn_write_4(sc, R92C_AGGLEN_LMT, 0x99997631); /* MCS7~0 */ 5275264912Skevlo urtwn_write_1(sc, R92C_AGGR_BREAK_TIME, 0x16); 5276264912Skevlo urtwn_write_2(sc, R92C_MAX_AGGR_NUM, 0x0708); 5277251538Srpaulo 5278264912Skevlo urtwn_write_1(sc, R92C_BCN_MAX_ERR, 0xff); 5279264912Skevlo } 5280251538Srpaulo 5281295871Savos#ifndef URTWN_WITHOUT_UCODE 5282251538Srpaulo /* Load 8051 microcode. */ 5283251538Srpaulo error = urtwn_load_firmware(sc); 5284295871Savos if (error == 0) 5285295871Savos sc->sc_flags |= URTWN_FW_LOADED; 5286295871Savos#endif 5287251538Srpaulo 5288251538Srpaulo /* Initialize MAC/BB/RF blocks. */ 5289291698Savos error = urtwn_mac_init(sc); 5290291698Savos if (error != 0) { 5291291698Savos device_printf(sc->sc_dev, 5292291698Savos "%s: error while initializing MAC block\n", __func__); 5293291698Savos goto fail; 5294291698Savos } 5295251538Srpaulo urtwn_bb_init(sc); 5296251538Srpaulo urtwn_rf_init(sc); 5297251538Srpaulo 5298290564Savos /* Reinitialize Rx filter (D3845 is not committed yet). */ 5299290564Savos urtwn_rxfilter_init(sc); 5300290564Savos 5301264912Skevlo if (sc->chip & URTWN_CHIP_88E) { 5302264912Skevlo urtwn_write_2(sc, R92C_CR, 5303264912Skevlo urtwn_read_2(sc, R92C_CR) | R92C_CR_MACTXEN | 5304264912Skevlo R92C_CR_MACRXEN); 5305264912Skevlo } 5306264912Skevlo 5307251538Srpaulo /* Turn CCK and OFDM blocks on. */ 5308251538Srpaulo reg = urtwn_bb_read(sc, R92C_FPGA0_RFMOD); 5309251538Srpaulo reg |= R92C_RFMOD_CCK_EN; 5310291698Savos usb_err = urtwn_bb_write(sc, R92C_FPGA0_RFMOD, reg); 5311291698Savos if (usb_err != USB_ERR_NORMAL_COMPLETION) 5312291698Savos goto fail; 5313251538Srpaulo reg = urtwn_bb_read(sc, R92C_FPGA0_RFMOD); 5314251538Srpaulo reg |= R92C_RFMOD_OFDM_EN; 5315291698Savos usb_err = urtwn_bb_write(sc, R92C_FPGA0_RFMOD, reg); 5316291698Savos if (usb_err != USB_ERR_NORMAL_COMPLETION) 5317291698Savos goto fail; 5318251538Srpaulo 5319251538Srpaulo /* Clear per-station keys table. */ 5320251538Srpaulo urtwn_cam_init(sc); 5321251538Srpaulo 5322292175Savos /* Enable decryption / encryption. */ 5323292175Savos urtwn_write_2(sc, R92C_SECCFG, 5324292175Savos R92C_SECCFG_TXUCKEY_DEF | R92C_SECCFG_RXUCKEY_DEF | 5325292175Savos R92C_SECCFG_TXENC_ENA | R92C_SECCFG_RXDEC_ENA | 5326292175Savos R92C_SECCFG_TXBCKEY_DEF | R92C_SECCFG_RXBCKEY_DEF); 5327292175Savos 5328292175Savos /* 5329292175Savos * Install static keys (if any). 5330292175Savos * Must be called after urtwn_cam_init(). 5331292175Savos */ 5332292175Savos ieee80211_runtask(ic, &sc->cmdq_task); 5333292175Savos 5334251538Srpaulo /* Enable hardware sequence numbering. */ 5335293180Savos urtwn_write_1(sc, R92C_HWSEQ_CTRL, R92C_TX_QUEUE_ALL); 5336251538Srpaulo 5337292167Savos /* Enable per-packet TX report. */ 5338292167Savos if (sc->chip & URTWN_CHIP_88E) { 5339292167Savos urtwn_write_1(sc, R88E_TX_RPT_CTRL, 5340292167Savos urtwn_read_1(sc, R88E_TX_RPT_CTRL) | R88E_TX_RPT1_ENA); 5341292167Savos } 5342292167Savos 5343251538Srpaulo /* Perform LO and IQ calibrations. */ 5344251538Srpaulo urtwn_iq_calib(sc); 5345251538Srpaulo /* Perform LC calibration. */ 5346251538Srpaulo urtwn_lc_calib(sc); 5347251538Srpaulo 5348251538Srpaulo /* Fix USB interference issue. */ 5349264912Skevlo if (!(sc->chip & URTWN_CHIP_88E)) { 5350264912Skevlo urtwn_write_1(sc, 0xfe40, 0xe0); 5351264912Skevlo urtwn_write_1(sc, 0xfe41, 0x8d); 5352264912Skevlo urtwn_write_1(sc, 0xfe42, 0x80); 5353251538Srpaulo 5354264912Skevlo urtwn_pa_bias_init(sc); 5355264912Skevlo } 5356251538Srpaulo 5357251538Srpaulo /* Initialize GPIO setting. */ 5358251538Srpaulo urtwn_write_1(sc, R92C_GPIO_MUXCFG, 5359251538Srpaulo urtwn_read_1(sc, R92C_GPIO_MUXCFG) & ~R92C_GPIO_MUXCFG_ENBT); 5360251538Srpaulo 5361251538Srpaulo /* Fix for lower temperature. */ 5362264912Skevlo if (!(sc->chip & URTWN_CHIP_88E)) 5363264912Skevlo urtwn_write_1(sc, 0x15, 0xe9); 5364251538Srpaulo 5365251538Srpaulo usbd_transfer_start(sc->sc_xfer[URTWN_BULK_RX]); 5366251538Srpaulo 5367287197Sglebius sc->sc_flags |= URTWN_RUNNING; 5368251538Srpaulo 5369251538Srpaulo callout_reset(&sc->sc_watchdog_ch, hz, urtwn_watchdog, sc); 5370251538Srpaulofail: 5371291698Savos if (usb_err != USB_ERR_NORMAL_COMPLETION) 5372291698Savos error = EIO; 5373291698Savos 5374291698Savos URTWN_UNLOCK(sc); 5375291698Savos 5376291698Savos return (error); 5377251538Srpaulo} 5378251538Srpaulo 5379251538Srpaulostatic void 5380287197Sglebiusurtwn_stop(struct urtwn_softc *sc) 5381251538Srpaulo{ 5382251538Srpaulo 5383291698Savos URTWN_LOCK(sc); 5384291698Savos if (!(sc->sc_flags & URTWN_RUNNING)) { 5385291698Savos URTWN_UNLOCK(sc); 5386291698Savos return; 5387291698Savos } 5388291698Savos 5389295871Savos sc->sc_flags &= ~(URTWN_RUNNING | URTWN_FW_LOADED | 5390295871Savos URTWN_TEMP_MEASURED); 5391294473Savos sc->thcal_lctemp = 0; 5392251538Srpaulo callout_stop(&sc->sc_watchdog_ch); 5393295874Savos 5394251538Srpaulo urtwn_abort_xfers(sc); 5395288353Sadrian urtwn_drain_mbufq(sc); 5396295874Savos urtwn_power_off(sc); 5397291698Savos URTWN_UNLOCK(sc); 5398251538Srpaulo} 5399251538Srpaulo 5400251538Srpaulostatic void 5401251538Srpaulourtwn_abort_xfers(struct urtwn_softc *sc) 5402251538Srpaulo{ 5403251538Srpaulo int i; 5404251538Srpaulo 5405251538Srpaulo URTWN_ASSERT_LOCKED(sc); 5406251538Srpaulo 5407251538Srpaulo /* abort any pending transfers */ 5408251538Srpaulo for (i = 0; i < URTWN_N_TRANSFER; i++) 5409251538Srpaulo usbd_transfer_stop(sc->sc_xfer[i]); 5410251538Srpaulo} 5411251538Srpaulo 5412251538Srpaulostatic int 5413251538Srpaulourtwn_raw_xmit(struct ieee80211_node *ni, struct mbuf *m, 5414251538Srpaulo const struct ieee80211_bpf_params *params) 5415251538Srpaulo{ 5416251538Srpaulo struct ieee80211com *ic = ni->ni_ic; 5417286949Sadrian struct urtwn_softc *sc = ic->ic_softc; 5418251538Srpaulo struct urtwn_data *bf; 5419290630Savos int error; 5420251538Srpaulo 5421297596Sadrian URTWN_DPRINTF(sc, URTWN_DEBUG_XMIT, "%s: called; m=%p\n", 5422297596Sadrian __func__, 5423297596Sadrian m); 5424297596Sadrian 5425251538Srpaulo /* prevent management frames from being sent if we're not ready */ 5426290630Savos URTWN_LOCK(sc); 5427287197Sglebius if (!(sc->sc_flags & URTWN_RUNNING)) { 5428290630Savos error = ENETDOWN; 5429290630Savos goto end; 5430251538Srpaulo } 5431290630Savos 5432251538Srpaulo bf = urtwn_getbuf(sc); 5433251538Srpaulo if (bf == NULL) { 5434290630Savos error = ENOBUFS; 5435290630Savos goto end; 5436251538Srpaulo } 5437251538Srpaulo 5438292221Savos if (params == NULL) { 5439292221Savos /* 5440292221Savos * Legacy path; interpret frame contents to decide 5441292221Savos * precisely how to send the frame. 5442292221Savos */ 5443292221Savos error = urtwn_tx_data(sc, ni, m, bf); 5444292221Savos } else { 5445292221Savos /* 5446292221Savos * Caller supplied explicit parameters to use in 5447292221Savos * sending the frame. 5448292221Savos */ 5449292221Savos error = urtwn_tx_raw(sc, ni, m, bf, params); 5450292221Savos } 5451292221Savos if (error != 0) { 5452251538Srpaulo STAILQ_INSERT_HEAD(&sc->sc_tx_inactive, bf, next); 5453290630Savos goto end; 5454251538Srpaulo } 5455290630Savos 5456288353Sadrian sc->sc_txtimer = 5; 5457290630Savos callout_reset(&sc->sc_watchdog_ch, hz, urtwn_watchdog, sc); 5458290630Savos 5459290630Savosend: 5460290630Savos if (error != 0) 5461290630Savos m_freem(m); 5462290630Savos 5463251538Srpaulo URTWN_UNLOCK(sc); 5464251538Srpaulo 5465290630Savos return (error); 5466251538Srpaulo} 5467251538Srpaulo 5468266472Shselaskystatic void 5469266472Shselaskyurtwn_ms_delay(struct urtwn_softc *sc) 5470266472Shselasky{ 5471266472Shselasky usb_pause_mtx(&sc->sc_mtx, hz / 1000); 5472266472Shselasky} 5473266472Shselasky 5474251538Srpaulostatic device_method_t urtwn_methods[] = { 5475251538Srpaulo /* Device interface */ 5476251538Srpaulo DEVMETHOD(device_probe, urtwn_match), 5477251538Srpaulo DEVMETHOD(device_attach, urtwn_attach), 5478251538Srpaulo DEVMETHOD(device_detach, urtwn_detach), 5479251538Srpaulo 5480264912Skevlo DEVMETHOD_END 5481251538Srpaulo}; 5482251538Srpaulo 5483251538Srpaulostatic driver_t urtwn_driver = { 5484251538Srpaulo "urtwn", 5485251538Srpaulo urtwn_methods, 5486251538Srpaulo sizeof(struct urtwn_softc) 5487251538Srpaulo}; 5488251538Srpaulo 5489251538Srpaulostatic devclass_t urtwn_devclass; 5490251538Srpaulo 5491251538SrpauloDRIVER_MODULE(urtwn, uhub, urtwn_driver, urtwn_devclass, NULL, NULL); 5492251538SrpauloMODULE_DEPEND(urtwn, usb, 1, 1, 1); 5493251538SrpauloMODULE_DEPEND(urtwn, wlan, 1, 1, 1); 5494295871Savos#ifndef URTWN_WITHOUT_UCODE 5495251538SrpauloMODULE_DEPEND(urtwn, firmware, 1, 1, 1); 5496295871Savos#endif 5497251538SrpauloMODULE_VERSION(urtwn, 1); 5498292080SimpUSB_PNP_HOST_INFO(urtwn_devs); 5499