if_urtwn.c revision 292175
1251538Srpaulo/* $OpenBSD: if_urtwn.c,v 1.16 2011/02/10 17:26:40 jakemsr Exp $ */ 2251538Srpaulo 3251538Srpaulo/*- 4251538Srpaulo * Copyright (c) 2010 Damien Bergamini <damien.bergamini@free.fr> 5264912Skevlo * Copyright (c) 2014 Kevin Lo <kevlo@FreeBSD.org> 6251538Srpaulo * 7251538Srpaulo * Permission to use, copy, modify, and distribute this software for any 8251538Srpaulo * purpose with or without fee is hereby granted, provided that the above 9251538Srpaulo * copyright notice and this permission notice appear in all copies. 10251538Srpaulo * 11251538Srpaulo * THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL WARRANTIES 12251538Srpaulo * WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF 13251538Srpaulo * MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR 14251538Srpaulo * ANY SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES 15251538Srpaulo * WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN 16251538Srpaulo * ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF 17251538Srpaulo * OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE. 18251538Srpaulo */ 19251538Srpaulo 20251538Srpaulo#include <sys/cdefs.h> 21251538Srpaulo__FBSDID("$FreeBSD: head/sys/dev/usb/wlan/if_urtwn.c 292175 2015-12-13 22:00:19Z avos $"); 22251538Srpaulo 23251538Srpaulo/* 24264912Skevlo * Driver for Realtek RTL8188CE-VAU/RTL8188CUS/RTL8188EU/RTL8188RU/RTL8192CU. 25251538Srpaulo */ 26251538Srpaulo 27288353Sadrian#include "opt_wlan.h" 28288353Sadrian 29251538Srpaulo#include <sys/param.h> 30251538Srpaulo#include <sys/sockio.h> 31251538Srpaulo#include <sys/sysctl.h> 32251538Srpaulo#include <sys/lock.h> 33251538Srpaulo#include <sys/mutex.h> 34291902Skevlo#include <sys/condvar.h> 35251538Srpaulo#include <sys/mbuf.h> 36251538Srpaulo#include <sys/kernel.h> 37251538Srpaulo#include <sys/socket.h> 38251538Srpaulo#include <sys/systm.h> 39251538Srpaulo#include <sys/malloc.h> 40251538Srpaulo#include <sys/module.h> 41251538Srpaulo#include <sys/bus.h> 42251538Srpaulo#include <sys/endian.h> 43251538Srpaulo#include <sys/linker.h> 44251538Srpaulo#include <sys/firmware.h> 45251538Srpaulo#include <sys/kdb.h> 46251538Srpaulo 47251538Srpaulo#include <machine/bus.h> 48251538Srpaulo#include <machine/resource.h> 49251538Srpaulo#include <sys/rman.h> 50251538Srpaulo 51251538Srpaulo#include <net/bpf.h> 52251538Srpaulo#include <net/if.h> 53257176Sglebius#include <net/if_var.h> 54251538Srpaulo#include <net/if_arp.h> 55251538Srpaulo#include <net/ethernet.h> 56251538Srpaulo#include <net/if_dl.h> 57251538Srpaulo#include <net/if_media.h> 58251538Srpaulo#include <net/if_types.h> 59251538Srpaulo 60251538Srpaulo#include <netinet/in.h> 61251538Srpaulo#include <netinet/in_systm.h> 62251538Srpaulo#include <netinet/in_var.h> 63251538Srpaulo#include <netinet/if_ether.h> 64251538Srpaulo#include <netinet/ip.h> 65251538Srpaulo 66251538Srpaulo#include <net80211/ieee80211_var.h> 67288088Sadrian#include <net80211/ieee80211_input.h> 68251538Srpaulo#include <net80211/ieee80211_regdomain.h> 69251538Srpaulo#include <net80211/ieee80211_radiotap.h> 70251538Srpaulo#include <net80211/ieee80211_ratectl.h> 71251538Srpaulo 72251538Srpaulo#include <dev/usb/usb.h> 73251538Srpaulo#include <dev/usb/usbdi.h> 74291902Skevlo#include <dev/usb/usb_device.h> 75251538Srpaulo#include "usbdevs.h" 76251538Srpaulo 77251538Srpaulo#define USB_DEBUG_VAR urtwn_debug 78251538Srpaulo#include <dev/usb/usb_debug.h> 79251538Srpaulo 80251538Srpaulo#include <dev/usb/wlan/if_urtwnreg.h> 81289167Sadrian#include <dev/usb/wlan/if_urtwnvar.h> 82251538Srpaulo 83251538Srpaulo#ifdef USB_DEBUG 84251538Srpaulostatic int urtwn_debug = 0; 85251538Srpaulo 86251538SrpauloSYSCTL_NODE(_hw_usb, OID_AUTO, urtwn, CTLFLAG_RW, 0, "USB urtwn"); 87276701ShselaskySYSCTL_INT(_hw_usb_urtwn, OID_AUTO, debug, CTLFLAG_RWTUN, &urtwn_debug, 0, 88251538Srpaulo "Debug level"); 89251538Srpaulo#endif 90251538Srpaulo 91288088Sadrian#define IEEE80211_HAS_ADDR4(wh) IEEE80211_IS_DSTODS(wh) 92251538Srpaulo 93251538Srpaulo/* various supported device vendors/products */ 94251596Srpaulostatic const STRUCT_USB_HOST_ID urtwn_devs[] = { 95251538Srpaulo#define URTWN_DEV(v,p) { USB_VP(USB_VENDOR_##v, USB_PRODUCT_##v##_##p) } 96264912Skevlo#define URTWN_RTL8188E_DEV(v,p) \ 97264912Skevlo { USB_VPI(USB_VENDOR_##v, USB_PRODUCT_##v##_##p, URTWN_RTL8188E) } 98264912Skevlo#define URTWN_RTL8188E 1 99251538Srpaulo URTWN_DEV(ABOCOM, RTL8188CU_1), 100251538Srpaulo URTWN_DEV(ABOCOM, RTL8188CU_2), 101251538Srpaulo URTWN_DEV(ABOCOM, RTL8192CU), 102251538Srpaulo URTWN_DEV(ASUS, RTL8192CU), 103266721Skevlo URTWN_DEV(ASUS, USBN10NANO), 104251538Srpaulo URTWN_DEV(AZUREWAVE, RTL8188CE_1), 105251538Srpaulo URTWN_DEV(AZUREWAVE, RTL8188CE_2), 106251538Srpaulo URTWN_DEV(AZUREWAVE, RTL8188CU), 107251538Srpaulo URTWN_DEV(BELKIN, F7D2102), 108251538Srpaulo URTWN_DEV(BELKIN, RTL8188CU), 109251538Srpaulo URTWN_DEV(BELKIN, RTL8192CU), 110251538Srpaulo URTWN_DEV(CHICONY, RTL8188CUS_1), 111251538Srpaulo URTWN_DEV(CHICONY, RTL8188CUS_2), 112251538Srpaulo URTWN_DEV(CHICONY, RTL8188CUS_3), 113251538Srpaulo URTWN_DEV(CHICONY, RTL8188CUS_4), 114251538Srpaulo URTWN_DEV(CHICONY, RTL8188CUS_5), 115251538Srpaulo URTWN_DEV(COREGA, RTL8192CU), 116251538Srpaulo URTWN_DEV(DLINK, RTL8188CU), 117251538Srpaulo URTWN_DEV(DLINK, RTL8192CU_1), 118251538Srpaulo URTWN_DEV(DLINK, RTL8192CU_2), 119251538Srpaulo URTWN_DEV(DLINK, RTL8192CU_3), 120252196Skevlo URTWN_DEV(DLINK, DWA131B), 121251538Srpaulo URTWN_DEV(EDIMAX, EW7811UN), 122251538Srpaulo URTWN_DEV(EDIMAX, RTL8192CU), 123251538Srpaulo URTWN_DEV(FEIXUN, RTL8188CU), 124251538Srpaulo URTWN_DEV(FEIXUN, RTL8192CU), 125251538Srpaulo URTWN_DEV(GUILLEMOT, HWNUP150), 126251538Srpaulo URTWN_DEV(HAWKING, RTL8192CU), 127251538Srpaulo URTWN_DEV(HP3, RTL8188CU), 128251538Srpaulo URTWN_DEV(NETGEAR, WNA1000M), 129251538Srpaulo URTWN_DEV(NETGEAR, RTL8192CU), 130251538Srpaulo URTWN_DEV(NETGEAR4, RTL8188CU), 131251538Srpaulo URTWN_DEV(NOVATECH, RTL8188CU), 132251538Srpaulo URTWN_DEV(PLANEX2, RTL8188CU_1), 133251538Srpaulo URTWN_DEV(PLANEX2, RTL8188CU_2), 134251538Srpaulo URTWN_DEV(PLANEX2, RTL8188CU_3), 135251538Srpaulo URTWN_DEV(PLANEX2, RTL8188CU_4), 136251538Srpaulo URTWN_DEV(PLANEX2, RTL8188CUS), 137251538Srpaulo URTWN_DEV(PLANEX2, RTL8192CU), 138251538Srpaulo URTWN_DEV(REALTEK, RTL8188CE_0), 139251538Srpaulo URTWN_DEV(REALTEK, RTL8188CE_1), 140251538Srpaulo URTWN_DEV(REALTEK, RTL8188CTV), 141251538Srpaulo URTWN_DEV(REALTEK, RTL8188CU_0), 142251538Srpaulo URTWN_DEV(REALTEK, RTL8188CU_1), 143251538Srpaulo URTWN_DEV(REALTEK, RTL8188CU_2), 144282119Skevlo URTWN_DEV(REALTEK, RTL8188CU_3), 145251538Srpaulo URTWN_DEV(REALTEK, RTL8188CU_COMBO), 146251538Srpaulo URTWN_DEV(REALTEK, RTL8188CUS), 147251538Srpaulo URTWN_DEV(REALTEK, RTL8188RU_1), 148251538Srpaulo URTWN_DEV(REALTEK, RTL8188RU_2), 149272410Shselasky URTWN_DEV(REALTEK, RTL8188RU_3), 150251538Srpaulo URTWN_DEV(REALTEK, RTL8191CU), 151251538Srpaulo URTWN_DEV(REALTEK, RTL8192CE), 152251538Srpaulo URTWN_DEV(REALTEK, RTL8192CU), 153251538Srpaulo URTWN_DEV(SITECOMEU, RTL8188CU_1), 154251538Srpaulo URTWN_DEV(SITECOMEU, RTL8188CU_2), 155251538Srpaulo URTWN_DEV(SITECOMEU, RTL8192CU), 156251538Srpaulo URTWN_DEV(TRENDNET, RTL8188CU), 157251538Srpaulo URTWN_DEV(TRENDNET, RTL8192CU), 158251538Srpaulo URTWN_DEV(ZYXEL, RTL8192CU), 159264912Skevlo /* URTWN_RTL8188E */ 160273589Skevlo URTWN_RTL8188E_DEV(DLINK, DWA123D1), 161270191Skevlo URTWN_RTL8188E_DEV(DLINK, DWA125D1), 162273589Skevlo URTWN_RTL8188E_DEV(ELECOM, WDC150SU2M), 163264912Skevlo URTWN_RTL8188E_DEV(REALTEK, RTL8188ETV), 164264912Skevlo URTWN_RTL8188E_DEV(REALTEK, RTL8188EU), 165264912Skevlo#undef URTWN_RTL8188E_DEV 166251538Srpaulo#undef URTWN_DEV 167251538Srpaulo}; 168251538Srpaulo 169251538Srpaulostatic device_probe_t urtwn_match; 170251538Srpaulostatic device_attach_t urtwn_attach; 171251538Srpaulostatic device_detach_t urtwn_detach; 172251538Srpaulo 173251538Srpaulostatic usb_callback_t urtwn_bulk_tx_callback; 174251538Srpaulostatic usb_callback_t urtwn_bulk_rx_callback; 175251538Srpaulo 176288353Sadrianstatic void urtwn_drain_mbufq(struct urtwn_softc *sc); 177287197Sglebiusstatic usb_error_t urtwn_do_request(struct urtwn_softc *, 178287197Sglebius struct usb_device_request *, void *); 179251538Srpaulostatic struct ieee80211vap *urtwn_vap_create(struct ieee80211com *, 180251538Srpaulo const char [IFNAMSIZ], int, enum ieee80211_opmode, int, 181251538Srpaulo const uint8_t [IEEE80211_ADDR_LEN], 182251538Srpaulo const uint8_t [IEEE80211_ADDR_LEN]); 183251538Srpaulostatic void urtwn_vap_delete(struct ieee80211vap *); 184281069Srpaulostatic struct mbuf * urtwn_rx_frame(struct urtwn_softc *, uint8_t *, int, 185251538Srpaulo int *); 186292167Savosstatic struct mbuf * urtwn_report_intr(struct usb_xfer *, struct urtwn_data *, 187251538Srpaulo int *, int8_t *); 188292167Savosstatic struct mbuf * urtwn_rxeof(struct urtwn_softc *, uint8_t *, int, 189292167Savos int *, int8_t *); 190292167Savosstatic void urtwn_r88e_ratectl_tx_complete(struct urtwn_softc *, 191292167Savos void *); 192289891Savosstatic void urtwn_txeof(struct urtwn_softc *, struct urtwn_data *, 193289891Savos int); 194281069Srpaulostatic int urtwn_alloc_list(struct urtwn_softc *, 195251538Srpaulo struct urtwn_data[], int, int); 196251538Srpaulostatic int urtwn_alloc_rx_list(struct urtwn_softc *); 197251538Srpaulostatic int urtwn_alloc_tx_list(struct urtwn_softc *); 198251538Srpaulostatic void urtwn_free_list(struct urtwn_softc *, 199251538Srpaulo struct urtwn_data data[], int); 200289066Skevlostatic void urtwn_free_rx_list(struct urtwn_softc *); 201289066Skevlostatic void urtwn_free_tx_list(struct urtwn_softc *); 202251538Srpaulostatic struct urtwn_data * _urtwn_getbuf(struct urtwn_softc *); 203251538Srpaulostatic struct urtwn_data * urtwn_getbuf(struct urtwn_softc *); 204291698Savosstatic usb_error_t urtwn_write_region_1(struct urtwn_softc *, uint16_t, 205251538Srpaulo uint8_t *, int); 206291698Savosstatic usb_error_t urtwn_write_1(struct urtwn_softc *, uint16_t, uint8_t); 207291698Savosstatic usb_error_t urtwn_write_2(struct urtwn_softc *, uint16_t, uint16_t); 208291698Savosstatic usb_error_t urtwn_write_4(struct urtwn_softc *, uint16_t, uint32_t); 209291698Savosstatic usb_error_t urtwn_read_region_1(struct urtwn_softc *, uint16_t, 210251538Srpaulo uint8_t *, int); 211251538Srpaulostatic uint8_t urtwn_read_1(struct urtwn_softc *, uint16_t); 212251538Srpaulostatic uint16_t urtwn_read_2(struct urtwn_softc *, uint16_t); 213251538Srpaulostatic uint32_t urtwn_read_4(struct urtwn_softc *, uint16_t); 214281069Srpaulostatic int urtwn_fw_cmd(struct urtwn_softc *, uint8_t, 215251538Srpaulo const void *, int); 216292174Savosstatic void urtwn_cmdq_cb(void *, int); 217292174Savosstatic int urtwn_cmd_sleepable(struct urtwn_softc *, const void *, 218292174Savos size_t, CMD_FUNC_PROTO); 219264912Skevlostatic void urtwn_r92c_rf_write(struct urtwn_softc *, int, 220264912Skevlo uint8_t, uint32_t); 221281069Srpaulostatic void urtwn_r88e_rf_write(struct urtwn_softc *, int, 222264912Skevlo uint8_t, uint32_t); 223251538Srpaulostatic uint32_t urtwn_rf_read(struct urtwn_softc *, int, uint8_t); 224281069Srpaulostatic int urtwn_llt_write(struct urtwn_softc *, uint32_t, 225251538Srpaulo uint32_t); 226291264Savosstatic int urtwn_efuse_read_next(struct urtwn_softc *, uint8_t *); 227291264Savosstatic int urtwn_efuse_read_data(struct urtwn_softc *, uint8_t *, 228291264Savos uint8_t, uint8_t); 229291264Savos#ifdef URTWN_DEBUG 230291264Savosstatic void urtwn_dump_rom_contents(struct urtwn_softc *, 231291264Savos uint8_t *, uint16_t); 232291264Savos#endif 233291264Savosstatic int urtwn_efuse_read(struct urtwn_softc *, uint8_t *, 234291264Savos uint16_t); 235291698Savosstatic int urtwn_efuse_switch_power(struct urtwn_softc *); 236251538Srpaulostatic int urtwn_read_chipid(struct urtwn_softc *); 237291264Savosstatic int urtwn_read_rom(struct urtwn_softc *); 238291264Savosstatic int urtwn_r88e_read_rom(struct urtwn_softc *); 239251538Srpaulostatic int urtwn_ra_init(struct urtwn_softc *); 240290631Savosstatic void urtwn_init_beacon(struct urtwn_softc *, 241290631Savos struct urtwn_vap *); 242290631Savosstatic int urtwn_setup_beacon(struct urtwn_softc *, 243290631Savos struct ieee80211_node *); 244290631Savosstatic void urtwn_update_beacon(struct ieee80211vap *, int); 245290631Savosstatic int urtwn_tx_beacon(struct urtwn_softc *sc, 246290631Savos struct urtwn_vap *); 247292175Savosstatic int urtwn_key_alloc(struct ieee80211vap *, 248292175Savos struct ieee80211_key *, ieee80211_keyix *, 249292175Savos ieee80211_keyix *); 250292175Savosstatic void urtwn_key_set_cb(struct urtwn_softc *, 251292175Savos union sec_param *); 252292175Savosstatic void urtwn_key_del_cb(struct urtwn_softc *, 253292175Savos union sec_param *); 254292175Savosstatic int urtwn_key_set(struct ieee80211vap *, 255292175Savos const struct ieee80211_key *); 256292175Savosstatic int urtwn_key_delete(struct ieee80211vap *, 257292175Savos const struct ieee80211_key *); 258290651Savosstatic void urtwn_tsf_task_adhoc(void *, int); 259290631Savosstatic void urtwn_tsf_sync_enable(struct urtwn_softc *, 260290631Savos struct ieee80211vap *); 261251538Srpaulostatic void urtwn_set_led(struct urtwn_softc *, int, int); 262289811Savosstatic void urtwn_set_mode(struct urtwn_softc *, uint8_t); 263290651Savosstatic void urtwn_ibss_recv_mgmt(struct ieee80211_node *, 264290651Savos struct mbuf *, int, 265290651Savos const struct ieee80211_rx_stats *, int, int); 266281069Srpaulostatic int urtwn_newstate(struct ieee80211vap *, 267251538Srpaulo enum ieee80211_state, int); 268251538Srpaulostatic void urtwn_watchdog(void *); 269251538Srpaulostatic void urtwn_update_avgrssi(struct urtwn_softc *, int, int8_t); 270251538Srpaulostatic int8_t urtwn_get_rssi(struct urtwn_softc *, int, void *); 271264912Skevlostatic int8_t urtwn_r88e_get_rssi(struct urtwn_softc *, int, void *); 272290630Savosstatic int urtwn_tx_data(struct urtwn_softc *, 273251538Srpaulo struct ieee80211_node *, struct mbuf *, 274251538Srpaulo struct urtwn_data *); 275290630Savosstatic void urtwn_tx_start(struct urtwn_softc *, struct mbuf *, 276290630Savos uint8_t, struct urtwn_data *); 277287197Sglebiusstatic int urtwn_transmit(struct ieee80211com *, struct mbuf *); 278287197Sglebiusstatic void urtwn_start(struct urtwn_softc *); 279287197Sglebiusstatic void urtwn_parent(struct ieee80211com *); 280264912Skevlostatic int urtwn_r92c_power_on(struct urtwn_softc *); 281264912Skevlostatic int urtwn_r88e_power_on(struct urtwn_softc *); 282251538Srpaulostatic int urtwn_llt_init(struct urtwn_softc *); 283251538Srpaulostatic void urtwn_fw_reset(struct urtwn_softc *); 284264912Skevlostatic void urtwn_r88e_fw_reset(struct urtwn_softc *); 285281069Srpaulostatic int urtwn_fw_loadpage(struct urtwn_softc *, int, 286251538Srpaulo const uint8_t *, int); 287251538Srpaulostatic int urtwn_load_firmware(struct urtwn_softc *); 288291902Skevlostatic int urtwn_dma_init(struct urtwn_softc *); 289291698Savosstatic int urtwn_mac_init(struct urtwn_softc *); 290251538Srpaulostatic void urtwn_bb_init(struct urtwn_softc *); 291251538Srpaulostatic void urtwn_rf_init(struct urtwn_softc *); 292251538Srpaulostatic void urtwn_cam_init(struct urtwn_softc *); 293292175Savosstatic int urtwn_cam_write(struct urtwn_softc *, uint32_t, 294292175Savos uint32_t); 295251538Srpaulostatic void urtwn_pa_bias_init(struct urtwn_softc *); 296251538Srpaulostatic void urtwn_rxfilter_init(struct urtwn_softc *); 297251538Srpaulostatic void urtwn_edca_init(struct urtwn_softc *); 298281069Srpaulostatic void urtwn_write_txpower(struct urtwn_softc *, int, 299251538Srpaulo uint16_t[]); 300251538Srpaulostatic void urtwn_get_txpower(struct urtwn_softc *, int, 301281069Srpaulo struct ieee80211_channel *, 302251538Srpaulo struct ieee80211_channel *, uint16_t[]); 303264912Skevlostatic void urtwn_r88e_get_txpower(struct urtwn_softc *, int, 304281069Srpaulo struct ieee80211_channel *, 305264912Skevlo struct ieee80211_channel *, uint16_t[]); 306251538Srpaulostatic void urtwn_set_txpower(struct urtwn_softc *, 307281069Srpaulo struct ieee80211_channel *, 308251538Srpaulo struct ieee80211_channel *); 309290048Savosstatic void urtwn_set_rx_bssid_all(struct urtwn_softc *, int); 310290048Savosstatic void urtwn_set_gain(struct urtwn_softc *, uint8_t); 311251538Srpaulostatic void urtwn_scan_start(struct ieee80211com *); 312251538Srpaulostatic void urtwn_scan_end(struct ieee80211com *); 313251538Srpaulostatic void urtwn_set_channel(struct ieee80211com *); 314292014Savosstatic int urtwn_wme_update(struct ieee80211com *); 315290564Savosstatic void urtwn_set_promisc(struct urtwn_softc *); 316290564Savosstatic void urtwn_update_promisc(struct ieee80211com *); 317289066Skevlostatic void urtwn_update_mcast(struct ieee80211com *); 318292167Savosstatic struct ieee80211_node *urtwn_r88e_node_alloc(struct ieee80211vap *, 319292167Savos const uint8_t mac[IEEE80211_ADDR_LEN]); 320292167Savosstatic void urtwn_r88e_newassoc(struct ieee80211_node *, int); 321292167Savosstatic void urtwn_r88e_node_free(struct ieee80211_node *); 322251538Srpaulostatic void urtwn_set_chan(struct urtwn_softc *, 323281069Srpaulo struct ieee80211_channel *, 324251538Srpaulo struct ieee80211_channel *); 325251538Srpaulostatic void urtwn_iq_calib(struct urtwn_softc *); 326251538Srpaulostatic void urtwn_lc_calib(struct urtwn_softc *); 327291698Savosstatic int urtwn_init(struct urtwn_softc *); 328287197Sglebiusstatic void urtwn_stop(struct urtwn_softc *); 329251538Srpaulostatic void urtwn_abort_xfers(struct urtwn_softc *); 330251538Srpaulostatic int urtwn_raw_xmit(struct ieee80211_node *, struct mbuf *, 331251538Srpaulo const struct ieee80211_bpf_params *); 332266472Shselaskystatic void urtwn_ms_delay(struct urtwn_softc *); 333251538Srpaulo 334251538Srpaulo/* Aliases. */ 335251538Srpaulo#define urtwn_bb_write urtwn_write_4 336251538Srpaulo#define urtwn_bb_read urtwn_read_4 337251538Srpaulo 338251538Srpaulostatic const struct usb_config urtwn_config[URTWN_N_TRANSFER] = { 339251538Srpaulo [URTWN_BULK_RX] = { 340251538Srpaulo .type = UE_BULK, 341251538Srpaulo .endpoint = UE_ADDR_ANY, 342251538Srpaulo .direction = UE_DIR_IN, 343251538Srpaulo .bufsize = URTWN_RXBUFSZ, 344251538Srpaulo .flags = { 345251538Srpaulo .pipe_bof = 1, 346251538Srpaulo .short_xfer_ok = 1 347251538Srpaulo }, 348251538Srpaulo .callback = urtwn_bulk_rx_callback, 349251538Srpaulo }, 350251538Srpaulo [URTWN_BULK_TX_BE] = { 351251538Srpaulo .type = UE_BULK, 352251538Srpaulo .endpoint = 0x03, 353251538Srpaulo .direction = UE_DIR_OUT, 354251538Srpaulo .bufsize = URTWN_TXBUFSZ, 355251538Srpaulo .flags = { 356251538Srpaulo .ext_buffer = 1, 357251538Srpaulo .pipe_bof = 1, 358251538Srpaulo .force_short_xfer = 1 359251538Srpaulo }, 360251538Srpaulo .callback = urtwn_bulk_tx_callback, 361251538Srpaulo .timeout = URTWN_TX_TIMEOUT, /* ms */ 362251538Srpaulo }, 363251538Srpaulo [URTWN_BULK_TX_BK] = { 364251538Srpaulo .type = UE_BULK, 365251538Srpaulo .endpoint = 0x03, 366251538Srpaulo .direction = UE_DIR_OUT, 367251538Srpaulo .bufsize = URTWN_TXBUFSZ, 368251538Srpaulo .flags = { 369251538Srpaulo .ext_buffer = 1, 370251538Srpaulo .pipe_bof = 1, 371251538Srpaulo .force_short_xfer = 1, 372251538Srpaulo }, 373251538Srpaulo .callback = urtwn_bulk_tx_callback, 374251538Srpaulo .timeout = URTWN_TX_TIMEOUT, /* ms */ 375251538Srpaulo }, 376251538Srpaulo [URTWN_BULK_TX_VI] = { 377251538Srpaulo .type = UE_BULK, 378251538Srpaulo .endpoint = 0x02, 379251538Srpaulo .direction = UE_DIR_OUT, 380251538Srpaulo .bufsize = URTWN_TXBUFSZ, 381251538Srpaulo .flags = { 382251538Srpaulo .ext_buffer = 1, 383251538Srpaulo .pipe_bof = 1, 384251538Srpaulo .force_short_xfer = 1 385251538Srpaulo }, 386251538Srpaulo .callback = urtwn_bulk_tx_callback, 387251538Srpaulo .timeout = URTWN_TX_TIMEOUT, /* ms */ 388251538Srpaulo }, 389251538Srpaulo [URTWN_BULK_TX_VO] = { 390251538Srpaulo .type = UE_BULK, 391251538Srpaulo .endpoint = 0x02, 392251538Srpaulo .direction = UE_DIR_OUT, 393251538Srpaulo .bufsize = URTWN_TXBUFSZ, 394251538Srpaulo .flags = { 395251538Srpaulo .ext_buffer = 1, 396251538Srpaulo .pipe_bof = 1, 397251538Srpaulo .force_short_xfer = 1 398251538Srpaulo }, 399251538Srpaulo .callback = urtwn_bulk_tx_callback, 400251538Srpaulo .timeout = URTWN_TX_TIMEOUT, /* ms */ 401251538Srpaulo }, 402251538Srpaulo}; 403251538Srpaulo 404292014Savosstatic const struct wme_to_queue { 405292014Savos uint16_t reg; 406292014Savos uint8_t qid; 407292014Savos} wme2queue[WME_NUM_AC] = { 408292014Savos { R92C_EDCA_BE_PARAM, URTWN_BULK_TX_BE}, 409292014Savos { R92C_EDCA_BK_PARAM, URTWN_BULK_TX_BK}, 410292014Savos { R92C_EDCA_VI_PARAM, URTWN_BULK_TX_VI}, 411292014Savos { R92C_EDCA_VO_PARAM, URTWN_BULK_TX_VO} 412292014Savos}; 413292014Savos 414251538Srpaulostatic int 415251538Srpaulourtwn_match(device_t self) 416251538Srpaulo{ 417251538Srpaulo struct usb_attach_arg *uaa = device_get_ivars(self); 418251538Srpaulo 419251538Srpaulo if (uaa->usb_mode != USB_MODE_HOST) 420251538Srpaulo return (ENXIO); 421251538Srpaulo if (uaa->info.bConfigIndex != URTWN_CONFIG_INDEX) 422251538Srpaulo return (ENXIO); 423251538Srpaulo if (uaa->info.bIfaceIndex != URTWN_IFACE_INDEX) 424251538Srpaulo return (ENXIO); 425251538Srpaulo 426251538Srpaulo return (usbd_lookup_id_by_uaa(urtwn_devs, sizeof(urtwn_devs), uaa)); 427251538Srpaulo} 428251538Srpaulo 429251538Srpaulostatic int 430251538Srpaulourtwn_attach(device_t self) 431251538Srpaulo{ 432251538Srpaulo struct usb_attach_arg *uaa = device_get_ivars(self); 433251538Srpaulo struct urtwn_softc *sc = device_get_softc(self); 434287197Sglebius struct ieee80211com *ic = &sc->sc_ic; 435291902Skevlo uint8_t bands; 436251538Srpaulo int error; 437251538Srpaulo 438251538Srpaulo device_set_usb_desc(self); 439251538Srpaulo sc->sc_udev = uaa->device; 440251538Srpaulo sc->sc_dev = self; 441264912Skevlo if (USB_GET_DRIVER_INFO(uaa) == URTWN_RTL8188E) 442264912Skevlo sc->chip |= URTWN_CHIP_88E; 443251538Srpaulo 444251538Srpaulo mtx_init(&sc->sc_mtx, device_get_nameunit(self), 445251538Srpaulo MTX_NETWORK_LOCK, MTX_DEF); 446292174Savos URTWN_CMDQ_LOCK_INIT(sc); 447292167Savos URTWN_NT_LOCK_INIT(sc); 448251538Srpaulo callout_init(&sc->sc_watchdog_ch, 0); 449287197Sglebius mbufq_init(&sc->sc_snd, ifqmaxlen); 450251538Srpaulo 451291902Skevlo sc->sc_iface_index = URTWN_IFACE_INDEX; 452291902Skevlo error = usbd_transfer_setup(uaa->device, &sc->sc_iface_index, 453291902Skevlo sc->sc_xfer, urtwn_config, URTWN_N_TRANSFER, sc, &sc->sc_mtx); 454251538Srpaulo if (error) { 455251538Srpaulo device_printf(self, "could not allocate USB transfers, " 456251538Srpaulo "err=%s\n", usbd_errstr(error)); 457251538Srpaulo goto detach; 458251538Srpaulo } 459251538Srpaulo 460251538Srpaulo URTWN_LOCK(sc); 461251538Srpaulo 462251538Srpaulo error = urtwn_read_chipid(sc); 463251538Srpaulo if (error) { 464251538Srpaulo device_printf(sc->sc_dev, "unsupported test chip\n"); 465251538Srpaulo URTWN_UNLOCK(sc); 466251538Srpaulo goto detach; 467251538Srpaulo } 468251538Srpaulo 469251538Srpaulo /* Determine number of Tx/Rx chains. */ 470251538Srpaulo if (sc->chip & URTWN_CHIP_92C) { 471251538Srpaulo sc->ntxchains = (sc->chip & URTWN_CHIP_92C_1T2R) ? 1 : 2; 472251538Srpaulo sc->nrxchains = 2; 473251538Srpaulo } else { 474251538Srpaulo sc->ntxchains = 1; 475251538Srpaulo sc->nrxchains = 1; 476251538Srpaulo } 477251538Srpaulo 478264912Skevlo if (sc->chip & URTWN_CHIP_88E) 479291264Savos error = urtwn_r88e_read_rom(sc); 480264912Skevlo else 481291264Savos error = urtwn_read_rom(sc); 482291264Savos if (error != 0) { 483291264Savos device_printf(sc->sc_dev, "%s: cannot read rom, error %d\n", 484291264Savos __func__, error); 485291264Savos URTWN_UNLOCK(sc); 486291264Savos goto detach; 487291264Savos } 488264912Skevlo 489251538Srpaulo device_printf(sc->sc_dev, "MAC/BB RTL%s, RF 6052 %dT%dR\n", 490251538Srpaulo (sc->chip & URTWN_CHIP_92C) ? "8192CU" : 491264912Skevlo (sc->chip & URTWN_CHIP_88E) ? "8188EU" : 492251538Srpaulo (sc->board_type == R92C_BOARD_TYPE_HIGHPA) ? "8188RU" : 493251538Srpaulo (sc->board_type == R92C_BOARD_TYPE_MINICARD) ? "8188CE-VAU" : 494251538Srpaulo "8188CUS", sc->ntxchains, sc->nrxchains); 495251538Srpaulo 496251538Srpaulo URTWN_UNLOCK(sc); 497251538Srpaulo 498283537Sglebius ic->ic_softc = sc; 499283527Sglebius ic->ic_name = device_get_nameunit(self); 500251538Srpaulo ic->ic_phytype = IEEE80211_T_OFDM; /* not only, but not used */ 501251538Srpaulo ic->ic_opmode = IEEE80211_M_STA; /* default to BSS mode */ 502251538Srpaulo 503251538Srpaulo /* set device capabilities */ 504251538Srpaulo ic->ic_caps = 505251538Srpaulo IEEE80211_C_STA /* station mode */ 506251538Srpaulo | IEEE80211_C_MONITOR /* monitor mode */ 507290651Savos | IEEE80211_C_IBSS /* adhoc mode */ 508290631Savos | IEEE80211_C_HOSTAP /* hostap mode */ 509251538Srpaulo | IEEE80211_C_SHPREAMBLE /* short preamble supported */ 510251538Srpaulo | IEEE80211_C_SHSLOT /* short slot time supported */ 511251538Srpaulo | IEEE80211_C_BGSCAN /* capable of bg scanning */ 512251538Srpaulo | IEEE80211_C_WPA /* 802.11i */ 513292014Savos | IEEE80211_C_WME /* 802.11e */ 514251538Srpaulo ; 515251538Srpaulo 516292175Savos ic->ic_cryptocaps = 517292175Savos IEEE80211_CRYPTO_WEP | 518292175Savos IEEE80211_CRYPTO_TKIP | 519292175Savos IEEE80211_CRYPTO_AES_CCM; 520292175Savos 521251538Srpaulo bands = 0; 522251538Srpaulo setbit(&bands, IEEE80211_MODE_11B); 523251538Srpaulo setbit(&bands, IEEE80211_MODE_11G); 524251538Srpaulo ieee80211_init_channels(ic, NULL, &bands); 525251538Srpaulo 526287197Sglebius ieee80211_ifattach(ic); 527251538Srpaulo ic->ic_raw_xmit = urtwn_raw_xmit; 528251538Srpaulo ic->ic_scan_start = urtwn_scan_start; 529251538Srpaulo ic->ic_scan_end = urtwn_scan_end; 530251538Srpaulo ic->ic_set_channel = urtwn_set_channel; 531287197Sglebius ic->ic_transmit = urtwn_transmit; 532287197Sglebius ic->ic_parent = urtwn_parent; 533251538Srpaulo ic->ic_vap_create = urtwn_vap_create; 534251538Srpaulo ic->ic_vap_delete = urtwn_vap_delete; 535292014Savos ic->ic_wme.wme_update = urtwn_wme_update; 536290564Savos ic->ic_update_promisc = urtwn_update_promisc; 537251538Srpaulo ic->ic_update_mcast = urtwn_update_mcast; 538292167Savos if (sc->chip & URTWN_CHIP_88E) { 539292167Savos ic->ic_node_alloc = urtwn_r88e_node_alloc; 540292167Savos ic->ic_newassoc = urtwn_r88e_newassoc; 541292167Savos sc->sc_node_free = ic->ic_node_free; 542292167Savos ic->ic_node_free = urtwn_r88e_node_free; 543292167Savos } 544251538Srpaulo 545281069Srpaulo ieee80211_radiotap_attach(ic, &sc->sc_txtap.wt_ihdr, 546251538Srpaulo sizeof(sc->sc_txtap), URTWN_TX_RADIOTAP_PRESENT, 547251538Srpaulo &sc->sc_rxtap.wr_ihdr, sizeof(sc->sc_rxtap), 548251538Srpaulo URTWN_RX_RADIOTAP_PRESENT); 549251538Srpaulo 550292174Savos TASK_INIT(&sc->cmdq_task, 0, urtwn_cmdq_cb, sc); 551292174Savos 552251538Srpaulo if (bootverbose) 553251538Srpaulo ieee80211_announce(ic); 554251538Srpaulo 555251538Srpaulo return (0); 556251538Srpaulo 557251538Srpaulodetach: 558251538Srpaulo urtwn_detach(self); 559251538Srpaulo return (ENXIO); /* failure */ 560251538Srpaulo} 561251538Srpaulo 562251538Srpaulostatic int 563251538Srpaulourtwn_detach(device_t self) 564251538Srpaulo{ 565251538Srpaulo struct urtwn_softc *sc = device_get_softc(self); 566287197Sglebius struct ieee80211com *ic = &sc->sc_ic; 567263153Skevlo unsigned int x; 568281069Srpaulo 569263153Skevlo /* Prevent further ioctls. */ 570263153Skevlo URTWN_LOCK(sc); 571263153Skevlo sc->sc_flags |= URTWN_DETACHED; 572263153Skevlo URTWN_UNLOCK(sc); 573251538Srpaulo 574291698Savos urtwn_stop(sc); 575291698Savos 576251538Srpaulo callout_drain(&sc->sc_watchdog_ch); 577251538Srpaulo 578288353Sadrian /* stop all USB transfers */ 579288353Sadrian usbd_transfer_unsetup(sc->sc_xfer, URTWN_N_TRANSFER); 580288353Sadrian 581263153Skevlo /* Prevent further allocations from RX/TX data lists. */ 582263153Skevlo URTWN_LOCK(sc); 583263153Skevlo STAILQ_INIT(&sc->sc_tx_active); 584263153Skevlo STAILQ_INIT(&sc->sc_tx_inactive); 585263153Skevlo STAILQ_INIT(&sc->sc_tx_pending); 586263153Skevlo 587263153Skevlo STAILQ_INIT(&sc->sc_rx_active); 588263153Skevlo STAILQ_INIT(&sc->sc_rx_inactive); 589263153Skevlo URTWN_UNLOCK(sc); 590263153Skevlo 591263153Skevlo /* drain USB transfers */ 592263153Skevlo for (x = 0; x != URTWN_N_TRANSFER; x++) 593263153Skevlo usbd_transfer_drain(sc->sc_xfer[x]); 594263153Skevlo 595263153Skevlo /* Free data buffers. */ 596263153Skevlo URTWN_LOCK(sc); 597263153Skevlo urtwn_free_tx_list(sc); 598263153Skevlo urtwn_free_rx_list(sc); 599263153Skevlo URTWN_UNLOCK(sc); 600263153Skevlo 601292174Savos if (ic->ic_softc == sc) { 602292174Savos ieee80211_draintask(ic, &sc->cmdq_task); 603292174Savos ieee80211_ifdetach(ic); 604292174Savos } 605292174Savos 606292167Savos URTWN_NT_LOCK_DESTROY(sc); 607292174Savos URTWN_CMDQ_LOCK_DESTROY(sc); 608251538Srpaulo mtx_destroy(&sc->sc_mtx); 609251538Srpaulo 610251538Srpaulo return (0); 611251538Srpaulo} 612251538Srpaulo 613251538Srpaulostatic void 614289066Skevlourtwn_drain_mbufq(struct urtwn_softc *sc) 615251538Srpaulo{ 616289066Skevlo struct mbuf *m; 617289066Skevlo struct ieee80211_node *ni; 618289066Skevlo URTWN_ASSERT_LOCKED(sc); 619289066Skevlo while ((m = mbufq_dequeue(&sc->sc_snd)) != NULL) { 620289066Skevlo ni = (struct ieee80211_node *)m->m_pkthdr.rcvif; 621289066Skevlo m->m_pkthdr.rcvif = NULL; 622289066Skevlo ieee80211_free_node(ni); 623289066Skevlo m_freem(m); 624251538Srpaulo } 625251538Srpaulo} 626251538Srpaulo 627251538Srpaulostatic usb_error_t 628251538Srpaulourtwn_do_request(struct urtwn_softc *sc, struct usb_device_request *req, 629251538Srpaulo void *data) 630251538Srpaulo{ 631251538Srpaulo usb_error_t err; 632251538Srpaulo int ntries = 10; 633251538Srpaulo 634251538Srpaulo URTWN_ASSERT_LOCKED(sc); 635251538Srpaulo 636251538Srpaulo while (ntries--) { 637251538Srpaulo err = usbd_do_request_flags(sc->sc_udev, &sc->sc_mtx, 638251538Srpaulo req, data, 0, NULL, 250 /* ms */); 639251538Srpaulo if (err == 0) 640251538Srpaulo break; 641251538Srpaulo 642251538Srpaulo DPRINTFN(1, "Control request failed, %s (retrying)\n", 643251538Srpaulo usbd_errstr(err)); 644251538Srpaulo usb_pause_mtx(&sc->sc_mtx, hz / 100); 645251538Srpaulo } 646251538Srpaulo return (err); 647251538Srpaulo} 648251538Srpaulo 649251538Srpaulostatic struct ieee80211vap * 650251538Srpaulourtwn_vap_create(struct ieee80211com *ic, const char name[IFNAMSIZ], int unit, 651251538Srpaulo enum ieee80211_opmode opmode, int flags, 652251538Srpaulo const uint8_t bssid[IEEE80211_ADDR_LEN], 653251538Srpaulo const uint8_t mac[IEEE80211_ADDR_LEN]) 654251538Srpaulo{ 655290631Savos struct urtwn_softc *sc = ic->ic_softc; 656251538Srpaulo struct urtwn_vap *uvp; 657251538Srpaulo struct ieee80211vap *vap; 658251538Srpaulo 659251538Srpaulo if (!TAILQ_EMPTY(&ic->ic_vaps)) /* only one at a time */ 660251538Srpaulo return (NULL); 661251538Srpaulo 662287197Sglebius uvp = malloc(sizeof(struct urtwn_vap), M_80211_VAP, M_WAITOK | M_ZERO); 663251538Srpaulo vap = &uvp->vap; 664251538Srpaulo /* enable s/w bmiss handling for sta mode */ 665251538Srpaulo 666281069Srpaulo if (ieee80211_vap_setup(ic, vap, name, unit, opmode, 667287197Sglebius flags | IEEE80211_CLONE_NOBEACONS, bssid) != 0) { 668257743Shselasky /* out of memory */ 669257743Shselasky free(uvp, M_80211_VAP); 670257743Shselasky return (NULL); 671257743Shselasky } 672257743Shselasky 673290651Savos if (opmode == IEEE80211_M_HOSTAP || opmode == IEEE80211_M_IBSS) 674290631Savos urtwn_init_beacon(sc, uvp); 675290631Savos 676251538Srpaulo /* override state transition machine */ 677251538Srpaulo uvp->newstate = vap->iv_newstate; 678251538Srpaulo vap->iv_newstate = urtwn_newstate; 679290631Savos vap->iv_update_beacon = urtwn_update_beacon; 680292175Savos vap->iv_key_alloc = urtwn_key_alloc; 681292175Savos vap->iv_key_set = urtwn_key_set; 682292175Savos vap->iv_key_delete = urtwn_key_delete; 683290651Savos if (opmode == IEEE80211_M_IBSS) { 684290651Savos uvp->recv_mgmt = vap->iv_recv_mgmt; 685290651Savos vap->iv_recv_mgmt = urtwn_ibss_recv_mgmt; 686290651Savos TASK_INIT(&uvp->tsf_task_adhoc, 0, urtwn_tsf_task_adhoc, vap); 687290651Savos } 688251538Srpaulo 689292167Savos if (URTWN_CHIP_HAS_RATECTL(sc)) 690292167Savos ieee80211_ratectl_init(vap); 691251538Srpaulo /* complete setup */ 692251538Srpaulo ieee80211_vap_attach(vap, ieee80211_media_change, 693287197Sglebius ieee80211_media_status, mac); 694251538Srpaulo ic->ic_opmode = opmode; 695251538Srpaulo return (vap); 696251538Srpaulo} 697251538Srpaulo 698251538Srpaulostatic void 699251538Srpaulourtwn_vap_delete(struct ieee80211vap *vap) 700251538Srpaulo{ 701290651Savos struct ieee80211com *ic = vap->iv_ic; 702292167Savos struct urtwn_softc *sc = ic->ic_softc; 703251538Srpaulo struct urtwn_vap *uvp = URTWN_VAP(vap); 704251538Srpaulo 705290651Savos if (uvp->bcn_mbuf != NULL) 706290651Savos m_freem(uvp->bcn_mbuf); 707290651Savos if (vap->iv_opmode == IEEE80211_M_IBSS) 708290651Savos ieee80211_draintask(ic, &uvp->tsf_task_adhoc); 709292167Savos if (URTWN_CHIP_HAS_RATECTL(sc)) 710292167Savos ieee80211_ratectl_deinit(vap); 711251538Srpaulo ieee80211_vap_detach(vap); 712251538Srpaulo free(uvp, M_80211_VAP); 713251538Srpaulo} 714251538Srpaulo 715251538Srpaulostatic struct mbuf * 716251538Srpaulourtwn_rx_frame(struct urtwn_softc *sc, uint8_t *buf, int pktlen, int *rssi_p) 717251538Srpaulo{ 718287197Sglebius struct ieee80211com *ic = &sc->sc_ic; 719251538Srpaulo struct ieee80211_frame *wh; 720251538Srpaulo struct mbuf *m; 721251538Srpaulo struct r92c_rx_stat *stat; 722251538Srpaulo uint32_t rxdw0, rxdw3; 723292175Savos uint8_t rate, cipher; 724251538Srpaulo int8_t rssi = 0; 725251538Srpaulo int infosz; 726251538Srpaulo 727251538Srpaulo /* 728251538Srpaulo * don't pass packets to the ieee80211 framework if the driver isn't 729251538Srpaulo * RUNNING. 730251538Srpaulo */ 731287197Sglebius if (!(sc->sc_flags & URTWN_RUNNING)) 732251538Srpaulo return (NULL); 733251538Srpaulo 734251538Srpaulo stat = (struct r92c_rx_stat *)buf; 735251538Srpaulo rxdw0 = le32toh(stat->rxdw0); 736251538Srpaulo rxdw3 = le32toh(stat->rxdw3); 737251538Srpaulo 738251538Srpaulo if (rxdw0 & (R92C_RXDW0_CRCERR | R92C_RXDW0_ICVERR)) { 739251538Srpaulo /* 740251538Srpaulo * This should not happen since we setup our Rx filter 741251538Srpaulo * to not receive these frames. 742251538Srpaulo */ 743287197Sglebius counter_u64_add(ic->ic_ierrors, 1); 744251538Srpaulo return (NULL); 745251538Srpaulo } 746290022Savos if (pktlen < sizeof(struct ieee80211_frame_ack) || 747290022Savos pktlen > MCLBYTES) { 748287197Sglebius counter_u64_add(ic->ic_ierrors, 1); 749271303Skevlo return (NULL); 750271303Skevlo } 751251538Srpaulo 752251538Srpaulo rate = MS(rxdw3, R92C_RXDW3_RATE); 753292175Savos cipher = MS(rxdw0, R92C_RXDW0_CIPHER); 754251538Srpaulo infosz = MS(rxdw0, R92C_RXDW0_INFOSZ) * 8; 755251538Srpaulo 756251538Srpaulo /* Get RSSI from PHY status descriptor if present. */ 757251538Srpaulo if (infosz != 0 && (rxdw0 & R92C_RXDW0_PHYST)) { 758281069Srpaulo if (sc->chip & URTWN_CHIP_88E) 759264912Skevlo rssi = urtwn_r88e_get_rssi(sc, rate, &stat[1]); 760264912Skevlo else 761264912Skevlo rssi = urtwn_get_rssi(sc, rate, &stat[1]); 762251538Srpaulo /* Update our average RSSI. */ 763251538Srpaulo urtwn_update_avgrssi(sc, rate, rssi); 764251538Srpaulo } 765251538Srpaulo 766260463Skevlo m = m_getcl(M_NOWAIT, MT_DATA, M_PKTHDR); 767251538Srpaulo if (m == NULL) { 768251538Srpaulo device_printf(sc->sc_dev, "could not create RX mbuf\n"); 769251538Srpaulo return (NULL); 770251538Srpaulo } 771251538Srpaulo 772251538Srpaulo /* Finalize mbuf. */ 773292175Savos memcpy(mtod(m, uint8_t *), (uint8_t *)&stat[1] + infosz, pktlen); 774292175Savos m->m_pkthdr.len = m->m_len = pktlen; 775292175Savos wh = mtod(m, struct ieee80211_frame *); 776251538Srpaulo 777292175Savos if ((wh->i_fc[1] & IEEE80211_FC1_PROTECTED) && 778292175Savos cipher != R92C_CAM_ALGO_NONE) { 779292175Savos m->m_flags |= M_WEP; 780292175Savos } 781292175Savos 782251538Srpaulo if (ieee80211_radiotap_active(ic)) { 783251538Srpaulo struct urtwn_rx_radiotap_header *tap = &sc->sc_rxtap; 784251538Srpaulo 785251538Srpaulo tap->wr_flags = 0; 786251538Srpaulo /* Map HW rate index to 802.11 rate. */ 787251538Srpaulo if (!(rxdw3 & R92C_RXDW3_HT)) { 788289758Savos tap->wr_rate = ridx2rate[rate]; 789251538Srpaulo } else if (rate >= 12) { /* MCS0~15. */ 790251538Srpaulo /* Bit 7 set means HT MCS instead of rate. */ 791251538Srpaulo tap->wr_rate = 0x80 | (rate - 12); 792251538Srpaulo } 793251538Srpaulo tap->wr_dbm_antsignal = rssi; 794289816Savos tap->wr_dbm_antnoise = URTWN_NOISE_FLOOR; 795251538Srpaulo } 796251538Srpaulo 797251538Srpaulo *rssi_p = rssi; 798251538Srpaulo 799251538Srpaulo return (m); 800251538Srpaulo} 801251538Srpaulo 802251538Srpaulostatic struct mbuf * 803292167Savosurtwn_report_intr(struct usb_xfer *xfer, struct urtwn_data *data, int *rssi, 804251538Srpaulo int8_t *nf) 805251538Srpaulo{ 806251538Srpaulo struct urtwn_softc *sc = data->sc; 807287197Sglebius struct ieee80211com *ic = &sc->sc_ic; 808251538Srpaulo struct r92c_rx_stat *stat; 809251538Srpaulo uint8_t *buf; 810292167Savos int len; 811251538Srpaulo 812251538Srpaulo usbd_xfer_status(xfer, &len, NULL, NULL, NULL); 813251538Srpaulo 814251538Srpaulo if (len < sizeof(*stat)) { 815287197Sglebius counter_u64_add(ic->ic_ierrors, 1); 816251538Srpaulo return (NULL); 817251538Srpaulo } 818251538Srpaulo 819251538Srpaulo buf = data->buf; 820292167Savos stat = (struct r92c_rx_stat *)buf; 821292167Savos 822292167Savos if (sc->chip & URTWN_CHIP_88E) { 823292167Savos int report_sel = MS(le32toh(stat->rxdw3), R88E_RXDW3_RPT); 824292167Savos 825292167Savos switch (report_sel) { 826292167Savos case R88E_RXDW3_RPT_RX: 827292167Savos return (urtwn_rxeof(sc, buf, len, rssi, nf)); 828292167Savos case R88E_RXDW3_RPT_TX1: 829292167Savos urtwn_r88e_ratectl_tx_complete(sc, &stat[1]); 830292167Savos break; 831292167Savos default: 832292167Savos DPRINTFN(7, "case %d was not handled\n", report_sel); 833292167Savos break; 834292167Savos } 835292167Savos } else 836292167Savos return (urtwn_rxeof(sc, buf, len, rssi, nf)); 837292167Savos 838292167Savos return (NULL); 839292167Savos} 840292167Savos 841292167Savosstatic struct mbuf * 842292167Savosurtwn_rxeof(struct urtwn_softc *sc, uint8_t *buf, int len, int *rssi, 843292167Savos int8_t *nf) 844292167Savos{ 845292167Savos struct r92c_rx_stat *stat; 846292167Savos struct mbuf *m, *m0 = NULL, *prevm = NULL; 847292167Savos uint32_t rxdw0; 848292167Savos int totlen, pktlen, infosz, npkts; 849292167Savos 850251538Srpaulo /* Get the number of encapsulated frames. */ 851251538Srpaulo stat = (struct r92c_rx_stat *)buf; 852251538Srpaulo npkts = MS(le32toh(stat->rxdw2), R92C_RXDW2_PKTCNT); 853251538Srpaulo DPRINTFN(6, "Rx %d frames in one chunk\n", npkts); 854251538Srpaulo 855251538Srpaulo /* Process all of them. */ 856251538Srpaulo while (npkts-- > 0) { 857251538Srpaulo if (len < sizeof(*stat)) 858251538Srpaulo break; 859251538Srpaulo stat = (struct r92c_rx_stat *)buf; 860251538Srpaulo rxdw0 = le32toh(stat->rxdw0); 861251538Srpaulo 862251538Srpaulo pktlen = MS(rxdw0, R92C_RXDW0_PKTLEN); 863251538Srpaulo if (pktlen == 0) 864251538Srpaulo break; 865251538Srpaulo 866251538Srpaulo infosz = MS(rxdw0, R92C_RXDW0_INFOSZ) * 8; 867251538Srpaulo 868251538Srpaulo /* Make sure everything fits in xfer. */ 869251538Srpaulo totlen = sizeof(*stat) + infosz + pktlen; 870251538Srpaulo if (totlen > len) 871251538Srpaulo break; 872251538Srpaulo 873251538Srpaulo m = urtwn_rx_frame(sc, buf, pktlen, rssi); 874251538Srpaulo if (m0 == NULL) 875251538Srpaulo m0 = m; 876251538Srpaulo if (prevm == NULL) 877251538Srpaulo prevm = m; 878251538Srpaulo else { 879251538Srpaulo prevm->m_next = m; 880251538Srpaulo prevm = m; 881251538Srpaulo } 882251538Srpaulo 883251538Srpaulo /* Next chunk is 128-byte aligned. */ 884251538Srpaulo totlen = (totlen + 127) & ~127; 885251538Srpaulo buf += totlen; 886251538Srpaulo len -= totlen; 887251538Srpaulo } 888251538Srpaulo 889251538Srpaulo return (m0); 890251538Srpaulo} 891251538Srpaulo 892251538Srpaulostatic void 893292167Savosurtwn_r88e_ratectl_tx_complete(struct urtwn_softc *sc, void *arg) 894292167Savos{ 895292167Savos struct r88e_tx_rpt_ccx *rpt = arg; 896292167Savos struct ieee80211vap *vap; 897292167Savos struct ieee80211_node *ni; 898292167Savos uint8_t macid; 899292167Savos int ntries; 900292167Savos 901292167Savos macid = MS(rpt->rptb1, R88E_RPTB1_MACID); 902292167Savos ntries = MS(rpt->rptb2, R88E_RPTB2_RETRY_CNT); 903292167Savos 904292167Savos URTWN_NT_LOCK(sc); 905292167Savos ni = sc->node_list[macid]; 906292167Savos if (ni != NULL) { 907292167Savos vap = ni->ni_vap; 908292167Savos 909292167Savos if (rpt->rptb1 & R88E_RPTB1_PKT_OK) { 910292167Savos ieee80211_ratectl_tx_complete(vap, ni, 911292167Savos IEEE80211_RATECTL_TX_SUCCESS, &ntries, NULL); 912292167Savos } else { 913292167Savos ieee80211_ratectl_tx_complete(vap, ni, 914292167Savos IEEE80211_RATECTL_TX_FAILURE, &ntries, NULL); 915292167Savos } 916292167Savos } else 917292167Savos DPRINTFN(8, "macid %d, ni is NULL\n", macid); 918292167Savos URTWN_NT_UNLOCK(sc); 919292167Savos} 920292167Savos 921292167Savosstatic void 922251538Srpaulourtwn_bulk_rx_callback(struct usb_xfer *xfer, usb_error_t error) 923251538Srpaulo{ 924251538Srpaulo struct urtwn_softc *sc = usbd_xfer_softc(xfer); 925287197Sglebius struct ieee80211com *ic = &sc->sc_ic; 926290022Savos struct ieee80211_frame_min *wh; 927251538Srpaulo struct ieee80211_node *ni; 928251538Srpaulo struct mbuf *m = NULL, *next; 929251538Srpaulo struct urtwn_data *data; 930251538Srpaulo int8_t nf; 931251538Srpaulo int rssi = 1; 932251538Srpaulo 933251538Srpaulo URTWN_ASSERT_LOCKED(sc); 934251538Srpaulo 935251538Srpaulo switch (USB_GET_STATE(xfer)) { 936251538Srpaulo case USB_ST_TRANSFERRED: 937251538Srpaulo data = STAILQ_FIRST(&sc->sc_rx_active); 938251538Srpaulo if (data == NULL) 939251538Srpaulo goto tr_setup; 940251538Srpaulo STAILQ_REMOVE_HEAD(&sc->sc_rx_active, next); 941292167Savos m = urtwn_report_intr(xfer, data, &rssi, &nf); 942251538Srpaulo STAILQ_INSERT_TAIL(&sc->sc_rx_inactive, data, next); 943251538Srpaulo /* FALLTHROUGH */ 944251538Srpaulo case USB_ST_SETUP: 945251538Srpaulotr_setup: 946251538Srpaulo data = STAILQ_FIRST(&sc->sc_rx_inactive); 947251538Srpaulo if (data == NULL) { 948251538Srpaulo KASSERT(m == NULL, ("mbuf isn't NULL")); 949251538Srpaulo return; 950251538Srpaulo } 951251538Srpaulo STAILQ_REMOVE_HEAD(&sc->sc_rx_inactive, next); 952251538Srpaulo STAILQ_INSERT_TAIL(&sc->sc_rx_active, data, next); 953251538Srpaulo usbd_xfer_set_frame_data(xfer, 0, data->buf, 954251538Srpaulo usbd_xfer_max_len(xfer)); 955251538Srpaulo usbd_transfer_submit(xfer); 956251538Srpaulo 957251538Srpaulo /* 958251538Srpaulo * To avoid LOR we should unlock our private mutex here to call 959251538Srpaulo * ieee80211_input() because here is at the end of a USB 960251538Srpaulo * callback and safe to unlock. 961251538Srpaulo */ 962251538Srpaulo URTWN_UNLOCK(sc); 963251538Srpaulo while (m != NULL) { 964251538Srpaulo next = m->m_next; 965251538Srpaulo m->m_next = NULL; 966290022Savos wh = mtod(m, struct ieee80211_frame_min *); 967290022Savos if (m->m_len >= sizeof(*wh)) 968290022Savos ni = ieee80211_find_rxnode(ic, wh); 969290022Savos else 970290022Savos ni = NULL; 971251538Srpaulo nf = URTWN_NOISE_FLOOR; 972251538Srpaulo if (ni != NULL) { 973289799Savos (void)ieee80211_input(ni, m, rssi - nf, nf); 974251538Srpaulo ieee80211_free_node(ni); 975289799Savos } else { 976289799Savos (void)ieee80211_input_all(ic, m, rssi - nf, 977289799Savos nf); 978289799Savos } 979251538Srpaulo m = next; 980251538Srpaulo } 981251538Srpaulo URTWN_LOCK(sc); 982251538Srpaulo break; 983251538Srpaulo default: 984251538Srpaulo /* needs it to the inactive queue due to a error. */ 985251538Srpaulo data = STAILQ_FIRST(&sc->sc_rx_active); 986251538Srpaulo if (data != NULL) { 987251538Srpaulo STAILQ_REMOVE_HEAD(&sc->sc_rx_active, next); 988251538Srpaulo STAILQ_INSERT_TAIL(&sc->sc_rx_inactive, data, next); 989251538Srpaulo } 990251538Srpaulo if (error != USB_ERR_CANCELLED) { 991251538Srpaulo usbd_xfer_set_stall(xfer); 992287197Sglebius counter_u64_add(ic->ic_ierrors, 1); 993251538Srpaulo goto tr_setup; 994251538Srpaulo } 995251538Srpaulo break; 996251538Srpaulo } 997251538Srpaulo} 998251538Srpaulo 999251538Srpaulostatic void 1000289891Savosurtwn_txeof(struct urtwn_softc *sc, struct urtwn_data *data, int status) 1001251538Srpaulo{ 1002251538Srpaulo 1003251538Srpaulo URTWN_ASSERT_LOCKED(sc); 1004289891Savos 1005290631Savos if (data->ni != NULL) /* not a beacon frame */ 1006290631Savos ieee80211_tx_complete(data->ni, data->m, status); 1007289891Savos 1008287197Sglebius data->ni = NULL; 1009287197Sglebius data->m = NULL; 1010289891Savos 1011251538Srpaulo sc->sc_txtimer = 0; 1012289891Savos 1013289891Savos STAILQ_INSERT_TAIL(&sc->sc_tx_inactive, data, next); 1014251538Srpaulo} 1015251538Srpaulo 1016289066Skevlostatic int 1017289066Skevlourtwn_alloc_list(struct urtwn_softc *sc, struct urtwn_data data[], 1018289066Skevlo int ndata, int maxsz) 1019289066Skevlo{ 1020289066Skevlo int i, error; 1021289066Skevlo 1022289066Skevlo for (i = 0; i < ndata; i++) { 1023289066Skevlo struct urtwn_data *dp = &data[i]; 1024289066Skevlo dp->sc = sc; 1025289066Skevlo dp->m = NULL; 1026289066Skevlo dp->buf = malloc(maxsz, M_USBDEV, M_NOWAIT); 1027289066Skevlo if (dp->buf == NULL) { 1028289066Skevlo device_printf(sc->sc_dev, 1029289066Skevlo "could not allocate buffer\n"); 1030289066Skevlo error = ENOMEM; 1031289066Skevlo goto fail; 1032289066Skevlo } 1033289066Skevlo dp->ni = NULL; 1034289066Skevlo } 1035289066Skevlo 1036289066Skevlo return (0); 1037289066Skevlofail: 1038289066Skevlo urtwn_free_list(sc, data, ndata); 1039289066Skevlo return (error); 1040289066Skevlo} 1041289066Skevlo 1042289066Skevlostatic int 1043289066Skevlourtwn_alloc_rx_list(struct urtwn_softc *sc) 1044289066Skevlo{ 1045289066Skevlo int error, i; 1046289066Skevlo 1047289066Skevlo error = urtwn_alloc_list(sc, sc->sc_rx, URTWN_RX_LIST_COUNT, 1048289066Skevlo URTWN_RXBUFSZ); 1049289066Skevlo if (error != 0) 1050289066Skevlo return (error); 1051289066Skevlo 1052289066Skevlo STAILQ_INIT(&sc->sc_rx_active); 1053289066Skevlo STAILQ_INIT(&sc->sc_rx_inactive); 1054289066Skevlo 1055289066Skevlo for (i = 0; i < URTWN_RX_LIST_COUNT; i++) 1056289066Skevlo STAILQ_INSERT_HEAD(&sc->sc_rx_inactive, &sc->sc_rx[i], next); 1057289066Skevlo 1058289066Skevlo return (0); 1059289066Skevlo} 1060289066Skevlo 1061289066Skevlostatic int 1062289066Skevlourtwn_alloc_tx_list(struct urtwn_softc *sc) 1063289066Skevlo{ 1064289066Skevlo int error, i; 1065289066Skevlo 1066289066Skevlo error = urtwn_alloc_list(sc, sc->sc_tx, URTWN_TX_LIST_COUNT, 1067289066Skevlo URTWN_TXBUFSZ); 1068289066Skevlo if (error != 0) 1069289066Skevlo return (error); 1070289066Skevlo 1071289066Skevlo STAILQ_INIT(&sc->sc_tx_active); 1072289066Skevlo STAILQ_INIT(&sc->sc_tx_inactive); 1073289066Skevlo STAILQ_INIT(&sc->sc_tx_pending); 1074289066Skevlo 1075289066Skevlo for (i = 0; i < URTWN_TX_LIST_COUNT; i++) 1076289066Skevlo STAILQ_INSERT_HEAD(&sc->sc_tx_inactive, &sc->sc_tx[i], next); 1077289066Skevlo 1078289066Skevlo return (0); 1079289066Skevlo} 1080289066Skevlo 1081251538Srpaulostatic void 1082289066Skevlourtwn_free_list(struct urtwn_softc *sc, struct urtwn_data data[], int ndata) 1083289066Skevlo{ 1084289066Skevlo int i; 1085289066Skevlo 1086289066Skevlo for (i = 0; i < ndata; i++) { 1087289066Skevlo struct urtwn_data *dp = &data[i]; 1088289066Skevlo 1089289066Skevlo if (dp->buf != NULL) { 1090289066Skevlo free(dp->buf, M_USBDEV); 1091289066Skevlo dp->buf = NULL; 1092289066Skevlo } 1093289066Skevlo if (dp->ni != NULL) { 1094289066Skevlo ieee80211_free_node(dp->ni); 1095289066Skevlo dp->ni = NULL; 1096289066Skevlo } 1097289066Skevlo } 1098289066Skevlo} 1099289066Skevlo 1100289066Skevlostatic void 1101289066Skevlourtwn_free_rx_list(struct urtwn_softc *sc) 1102289066Skevlo{ 1103289066Skevlo urtwn_free_list(sc, sc->sc_rx, URTWN_RX_LIST_COUNT); 1104289066Skevlo} 1105289066Skevlo 1106289066Skevlostatic void 1107289066Skevlourtwn_free_tx_list(struct urtwn_softc *sc) 1108289066Skevlo{ 1109289066Skevlo urtwn_free_list(sc, sc->sc_tx, URTWN_TX_LIST_COUNT); 1110289066Skevlo} 1111289066Skevlo 1112289066Skevlostatic void 1113251538Srpaulourtwn_bulk_tx_callback(struct usb_xfer *xfer, usb_error_t error) 1114251538Srpaulo{ 1115251538Srpaulo struct urtwn_softc *sc = usbd_xfer_softc(xfer); 1116251538Srpaulo struct urtwn_data *data; 1117251538Srpaulo 1118251538Srpaulo URTWN_ASSERT_LOCKED(sc); 1119251538Srpaulo 1120251538Srpaulo switch (USB_GET_STATE(xfer)){ 1121251538Srpaulo case USB_ST_TRANSFERRED: 1122251538Srpaulo data = STAILQ_FIRST(&sc->sc_tx_active); 1123251538Srpaulo if (data == NULL) 1124251538Srpaulo goto tr_setup; 1125251538Srpaulo STAILQ_REMOVE_HEAD(&sc->sc_tx_active, next); 1126289891Savos urtwn_txeof(sc, data, 0); 1127251538Srpaulo /* FALLTHROUGH */ 1128251538Srpaulo case USB_ST_SETUP: 1129251538Srpaulotr_setup: 1130251538Srpaulo data = STAILQ_FIRST(&sc->sc_tx_pending); 1131251538Srpaulo if (data == NULL) { 1132251538Srpaulo DPRINTF("%s: empty pending queue\n", __func__); 1133288353Sadrian goto finish; 1134251538Srpaulo } 1135251538Srpaulo STAILQ_REMOVE_HEAD(&sc->sc_tx_pending, next); 1136251538Srpaulo STAILQ_INSERT_TAIL(&sc->sc_tx_active, data, next); 1137251538Srpaulo usbd_xfer_set_frame_data(xfer, 0, data->buf, data->buflen); 1138251538Srpaulo usbd_transfer_submit(xfer); 1139251538Srpaulo break; 1140251538Srpaulo default: 1141251538Srpaulo data = STAILQ_FIRST(&sc->sc_tx_active); 1142251538Srpaulo if (data == NULL) 1143251538Srpaulo goto tr_setup; 1144289891Savos STAILQ_REMOVE_HEAD(&sc->sc_tx_active, next); 1145289891Savos urtwn_txeof(sc, data, 1); 1146251538Srpaulo if (error != USB_ERR_CANCELLED) { 1147251538Srpaulo usbd_xfer_set_stall(xfer); 1148251538Srpaulo goto tr_setup; 1149251538Srpaulo } 1150251538Srpaulo break; 1151251538Srpaulo } 1152288353Sadrianfinish: 1153288353Sadrian /* Kick-start more transmit */ 1154288353Sadrian urtwn_start(sc); 1155251538Srpaulo} 1156251538Srpaulo 1157251538Srpaulostatic struct urtwn_data * 1158251538Srpaulo_urtwn_getbuf(struct urtwn_softc *sc) 1159251538Srpaulo{ 1160251538Srpaulo struct urtwn_data *bf; 1161251538Srpaulo 1162251538Srpaulo bf = STAILQ_FIRST(&sc->sc_tx_inactive); 1163251538Srpaulo if (bf != NULL) 1164251538Srpaulo STAILQ_REMOVE_HEAD(&sc->sc_tx_inactive, next); 1165251538Srpaulo else 1166251538Srpaulo DPRINTF("%s: %s\n", __func__, "out of xmit buffers"); 1167251538Srpaulo return (bf); 1168251538Srpaulo} 1169251538Srpaulo 1170251538Srpaulostatic struct urtwn_data * 1171251538Srpaulourtwn_getbuf(struct urtwn_softc *sc) 1172251538Srpaulo{ 1173251538Srpaulo struct urtwn_data *bf; 1174251538Srpaulo 1175251538Srpaulo URTWN_ASSERT_LOCKED(sc); 1176251538Srpaulo 1177251538Srpaulo bf = _urtwn_getbuf(sc); 1178287197Sglebius if (bf == NULL) 1179251538Srpaulo DPRINTF("%s: stop queue\n", __func__); 1180251538Srpaulo return (bf); 1181251538Srpaulo} 1182251538Srpaulo 1183291698Savosstatic usb_error_t 1184251538Srpaulourtwn_write_region_1(struct urtwn_softc *sc, uint16_t addr, uint8_t *buf, 1185251538Srpaulo int len) 1186251538Srpaulo{ 1187251538Srpaulo usb_device_request_t req; 1188251538Srpaulo 1189251538Srpaulo req.bmRequestType = UT_WRITE_VENDOR_DEVICE; 1190251538Srpaulo req.bRequest = R92C_REQ_REGS; 1191251538Srpaulo USETW(req.wValue, addr); 1192251538Srpaulo USETW(req.wIndex, 0); 1193251538Srpaulo USETW(req.wLength, len); 1194251538Srpaulo return (urtwn_do_request(sc, &req, buf)); 1195251538Srpaulo} 1196251538Srpaulo 1197291698Savosstatic usb_error_t 1198251538Srpaulourtwn_write_1(struct urtwn_softc *sc, uint16_t addr, uint8_t val) 1199251538Srpaulo{ 1200291698Savos return (urtwn_write_region_1(sc, addr, &val, sizeof(val))); 1201251538Srpaulo} 1202251538Srpaulo 1203291698Savosstatic usb_error_t 1204251538Srpaulourtwn_write_2(struct urtwn_softc *sc, uint16_t addr, uint16_t val) 1205251538Srpaulo{ 1206251538Srpaulo val = htole16(val); 1207291698Savos return (urtwn_write_region_1(sc, addr, (uint8_t *)&val, sizeof(val))); 1208251538Srpaulo} 1209251538Srpaulo 1210291698Savosstatic usb_error_t 1211251538Srpaulourtwn_write_4(struct urtwn_softc *sc, uint16_t addr, uint32_t val) 1212251538Srpaulo{ 1213251538Srpaulo val = htole32(val); 1214291698Savos return (urtwn_write_region_1(sc, addr, (uint8_t *)&val, sizeof(val))); 1215251538Srpaulo} 1216251538Srpaulo 1217291698Savosstatic usb_error_t 1218251538Srpaulourtwn_read_region_1(struct urtwn_softc *sc, uint16_t addr, uint8_t *buf, 1219251538Srpaulo int len) 1220251538Srpaulo{ 1221251538Srpaulo usb_device_request_t req; 1222251538Srpaulo 1223251538Srpaulo req.bmRequestType = UT_READ_VENDOR_DEVICE; 1224251538Srpaulo req.bRequest = R92C_REQ_REGS; 1225251538Srpaulo USETW(req.wValue, addr); 1226251538Srpaulo USETW(req.wIndex, 0); 1227251538Srpaulo USETW(req.wLength, len); 1228251538Srpaulo return (urtwn_do_request(sc, &req, buf)); 1229251538Srpaulo} 1230251538Srpaulo 1231251538Srpaulostatic uint8_t 1232251538Srpaulourtwn_read_1(struct urtwn_softc *sc, uint16_t addr) 1233251538Srpaulo{ 1234251538Srpaulo uint8_t val; 1235251538Srpaulo 1236251538Srpaulo if (urtwn_read_region_1(sc, addr, &val, 1) != 0) 1237251538Srpaulo return (0xff); 1238251538Srpaulo return (val); 1239251538Srpaulo} 1240251538Srpaulo 1241251538Srpaulostatic uint16_t 1242251538Srpaulourtwn_read_2(struct urtwn_softc *sc, uint16_t addr) 1243251538Srpaulo{ 1244251538Srpaulo uint16_t val; 1245251538Srpaulo 1246251538Srpaulo if (urtwn_read_region_1(sc, addr, (uint8_t *)&val, 2) != 0) 1247251538Srpaulo return (0xffff); 1248251538Srpaulo return (le16toh(val)); 1249251538Srpaulo} 1250251538Srpaulo 1251251538Srpaulostatic uint32_t 1252251538Srpaulourtwn_read_4(struct urtwn_softc *sc, uint16_t addr) 1253251538Srpaulo{ 1254251538Srpaulo uint32_t val; 1255251538Srpaulo 1256251538Srpaulo if (urtwn_read_region_1(sc, addr, (uint8_t *)&val, 4) != 0) 1257251538Srpaulo return (0xffffffff); 1258251538Srpaulo return (le32toh(val)); 1259251538Srpaulo} 1260251538Srpaulo 1261251538Srpaulostatic int 1262251538Srpaulourtwn_fw_cmd(struct urtwn_softc *sc, uint8_t id, const void *buf, int len) 1263251538Srpaulo{ 1264251538Srpaulo struct r92c_fw_cmd cmd; 1265291698Savos usb_error_t error; 1266251538Srpaulo int ntries; 1267251538Srpaulo 1268251538Srpaulo /* Wait for current FW box to be empty. */ 1269251538Srpaulo for (ntries = 0; ntries < 100; ntries++) { 1270251538Srpaulo if (!(urtwn_read_1(sc, R92C_HMETFR) & (1 << sc->fwcur))) 1271251538Srpaulo break; 1272266472Shselasky urtwn_ms_delay(sc); 1273251538Srpaulo } 1274251538Srpaulo if (ntries == 100) { 1275251538Srpaulo device_printf(sc->sc_dev, 1276251538Srpaulo "could not send firmware command\n"); 1277251538Srpaulo return (ETIMEDOUT); 1278251538Srpaulo } 1279251538Srpaulo memset(&cmd, 0, sizeof(cmd)); 1280251538Srpaulo cmd.id = id; 1281251538Srpaulo if (len > 3) 1282251538Srpaulo cmd.id |= R92C_CMD_FLAG_EXT; 1283251538Srpaulo KASSERT(len <= sizeof(cmd.msg), ("urtwn_fw_cmd\n")); 1284251538Srpaulo memcpy(cmd.msg, buf, len); 1285251538Srpaulo 1286251538Srpaulo /* Write the first word last since that will trigger the FW. */ 1287291698Savos error = urtwn_write_region_1(sc, R92C_HMEBOX_EXT(sc->fwcur), 1288251538Srpaulo (uint8_t *)&cmd + 4, 2); 1289291698Savos if (error != USB_ERR_NORMAL_COMPLETION) 1290291698Savos return (EIO); 1291291698Savos error = urtwn_write_region_1(sc, R92C_HMEBOX(sc->fwcur), 1292251538Srpaulo (uint8_t *)&cmd + 0, 4); 1293291698Savos if (error != USB_ERR_NORMAL_COMPLETION) 1294291698Savos return (EIO); 1295251538Srpaulo 1296251538Srpaulo sc->fwcur = (sc->fwcur + 1) % R92C_H2C_NBOX; 1297251538Srpaulo return (0); 1298251538Srpaulo} 1299251538Srpaulo 1300292174Savosstatic void 1301292174Savosurtwn_cmdq_cb(void *arg, int pending) 1302292174Savos{ 1303292174Savos struct urtwn_softc *sc = arg; 1304292174Savos struct urtwn_cmdq *item; 1305292174Savos 1306292174Savos /* 1307292174Savos * Device must be powered on (via urtwn_power_on()) 1308292174Savos * before any command may be sent. 1309292174Savos */ 1310292174Savos URTWN_LOCK(sc); 1311292174Savos if (!(sc->sc_flags & URTWN_RUNNING)) { 1312292174Savos URTWN_UNLOCK(sc); 1313292174Savos return; 1314292174Savos } 1315292174Savos 1316292174Savos URTWN_CMDQ_LOCK(sc); 1317292174Savos while (sc->cmdq[sc->cmdq_first].func != NULL) { 1318292174Savos item = &sc->cmdq[sc->cmdq_first]; 1319292174Savos sc->cmdq_first = (sc->cmdq_first + 1) % URTWN_CMDQ_SIZE; 1320292174Savos URTWN_CMDQ_UNLOCK(sc); 1321292174Savos 1322292174Savos item->func(sc, &item->data); 1323292174Savos 1324292174Savos URTWN_CMDQ_LOCK(sc); 1325292174Savos memset(item, 0, sizeof (*item)); 1326292174Savos } 1327292174Savos URTWN_CMDQ_UNLOCK(sc); 1328292174Savos URTWN_UNLOCK(sc); 1329292174Savos} 1330292174Savos 1331292174Savosstatic int 1332292174Savosurtwn_cmd_sleepable(struct urtwn_softc *sc, const void *ptr, size_t len, 1333292174Savos CMD_FUNC_PROTO) 1334292174Savos{ 1335292174Savos struct ieee80211com *ic = &sc->sc_ic; 1336292174Savos 1337292174Savos KASSERT(len <= sizeof(union sec_param), ("buffer overflow")); 1338292174Savos 1339292174Savos URTWN_CMDQ_LOCK(sc); 1340292174Savos if (sc->cmdq[sc->cmdq_last].func != NULL) { 1341292174Savos device_printf(sc->sc_dev, "%s: cmdq overflow\n", __func__); 1342292174Savos URTWN_CMDQ_UNLOCK(sc); 1343292174Savos 1344292174Savos return (EAGAIN); 1345292174Savos } 1346292174Savos 1347292174Savos if (ptr != NULL) 1348292174Savos memcpy(&sc->cmdq[sc->cmdq_last].data, ptr, len); 1349292174Savos sc->cmdq[sc->cmdq_last].func = func; 1350292174Savos sc->cmdq_last = (sc->cmdq_last + 1) % URTWN_CMDQ_SIZE; 1351292174Savos URTWN_CMDQ_UNLOCK(sc); 1352292174Savos 1353292174Savos ieee80211_runtask(ic, &sc->cmdq_task); 1354292174Savos 1355292174Savos return (0); 1356292174Savos} 1357292174Savos 1358264912Skevlostatic __inline void 1359251538Srpaulourtwn_rf_write(struct urtwn_softc *sc, int chain, uint8_t addr, uint32_t val) 1360251538Srpaulo{ 1361264912Skevlo 1362264912Skevlo sc->sc_rf_write(sc, chain, addr, val); 1363264912Skevlo} 1364264912Skevlo 1365264912Skevlostatic void 1366264912Skevlourtwn_r92c_rf_write(struct urtwn_softc *sc, int chain, uint8_t addr, 1367264912Skevlo uint32_t val) 1368264912Skevlo{ 1369251538Srpaulo urtwn_bb_write(sc, R92C_LSSI_PARAM(chain), 1370251538Srpaulo SM(R92C_LSSI_PARAM_ADDR, addr) | 1371251538Srpaulo SM(R92C_LSSI_PARAM_DATA, val)); 1372251538Srpaulo} 1373251538Srpaulo 1374264912Skevlostatic void 1375264912Skevlourtwn_r88e_rf_write(struct urtwn_softc *sc, int chain, uint8_t addr, 1376264912Skevlouint32_t val) 1377264912Skevlo{ 1378264912Skevlo urtwn_bb_write(sc, R92C_LSSI_PARAM(chain), 1379264912Skevlo SM(R88E_LSSI_PARAM_ADDR, addr) | 1380264912Skevlo SM(R92C_LSSI_PARAM_DATA, val)); 1381264912Skevlo} 1382264912Skevlo 1383251538Srpaulostatic uint32_t 1384251538Srpaulourtwn_rf_read(struct urtwn_softc *sc, int chain, uint8_t addr) 1385251538Srpaulo{ 1386251538Srpaulo uint32_t reg[R92C_MAX_CHAINS], val; 1387251538Srpaulo 1388251538Srpaulo reg[0] = urtwn_bb_read(sc, R92C_HSSI_PARAM2(0)); 1389251538Srpaulo if (chain != 0) 1390251538Srpaulo reg[chain] = urtwn_bb_read(sc, R92C_HSSI_PARAM2(chain)); 1391251538Srpaulo 1392251538Srpaulo urtwn_bb_write(sc, R92C_HSSI_PARAM2(0), 1393251538Srpaulo reg[0] & ~R92C_HSSI_PARAM2_READ_EDGE); 1394266472Shselasky urtwn_ms_delay(sc); 1395251538Srpaulo 1396251538Srpaulo urtwn_bb_write(sc, R92C_HSSI_PARAM2(chain), 1397251538Srpaulo RW(reg[chain], R92C_HSSI_PARAM2_READ_ADDR, addr) | 1398251538Srpaulo R92C_HSSI_PARAM2_READ_EDGE); 1399266472Shselasky urtwn_ms_delay(sc); 1400251538Srpaulo 1401251538Srpaulo urtwn_bb_write(sc, R92C_HSSI_PARAM2(0), 1402251538Srpaulo reg[0] | R92C_HSSI_PARAM2_READ_EDGE); 1403266472Shselasky urtwn_ms_delay(sc); 1404251538Srpaulo 1405251538Srpaulo if (urtwn_bb_read(sc, R92C_HSSI_PARAM1(chain)) & R92C_HSSI_PARAM1_PI) 1406251538Srpaulo val = urtwn_bb_read(sc, R92C_HSPI_READBACK(chain)); 1407251538Srpaulo else 1408251538Srpaulo val = urtwn_bb_read(sc, R92C_LSSI_READBACK(chain)); 1409251538Srpaulo return (MS(val, R92C_LSSI_READBACK_DATA)); 1410251538Srpaulo} 1411251538Srpaulo 1412251538Srpaulostatic int 1413251538Srpaulourtwn_llt_write(struct urtwn_softc *sc, uint32_t addr, uint32_t data) 1414251538Srpaulo{ 1415291698Savos usb_error_t error; 1416251538Srpaulo int ntries; 1417251538Srpaulo 1418291698Savos error = urtwn_write_4(sc, R92C_LLT_INIT, 1419251538Srpaulo SM(R92C_LLT_INIT_OP, R92C_LLT_INIT_OP_WRITE) | 1420251538Srpaulo SM(R92C_LLT_INIT_ADDR, addr) | 1421251538Srpaulo SM(R92C_LLT_INIT_DATA, data)); 1422291698Savos if (error != USB_ERR_NORMAL_COMPLETION) 1423291698Savos return (EIO); 1424251538Srpaulo /* Wait for write operation to complete. */ 1425251538Srpaulo for (ntries = 0; ntries < 20; ntries++) { 1426251538Srpaulo if (MS(urtwn_read_4(sc, R92C_LLT_INIT), R92C_LLT_INIT_OP) == 1427251538Srpaulo R92C_LLT_INIT_OP_NO_ACTIVE) 1428251538Srpaulo return (0); 1429266472Shselasky urtwn_ms_delay(sc); 1430251538Srpaulo } 1431251538Srpaulo return (ETIMEDOUT); 1432251538Srpaulo} 1433251538Srpaulo 1434291264Savosstatic int 1435291264Savosurtwn_efuse_read_next(struct urtwn_softc *sc, uint8_t *val) 1436251538Srpaulo{ 1437251538Srpaulo uint32_t reg; 1438291698Savos usb_error_t error; 1439251538Srpaulo int ntries; 1440251538Srpaulo 1441291264Savos if (sc->last_rom_addr >= URTWN_EFUSE_MAX_LEN) 1442291264Savos return (EFAULT); 1443291264Savos 1444251538Srpaulo reg = urtwn_read_4(sc, R92C_EFUSE_CTRL); 1445291264Savos reg = RW(reg, R92C_EFUSE_CTRL_ADDR, sc->last_rom_addr); 1446251538Srpaulo reg &= ~R92C_EFUSE_CTRL_VALID; 1447291264Savos 1448291698Savos error = urtwn_write_4(sc, R92C_EFUSE_CTRL, reg); 1449291698Savos if (error != USB_ERR_NORMAL_COMPLETION) 1450291698Savos return (EIO); 1451251538Srpaulo /* Wait for read operation to complete. */ 1452251538Srpaulo for (ntries = 0; ntries < 100; ntries++) { 1453251538Srpaulo reg = urtwn_read_4(sc, R92C_EFUSE_CTRL); 1454251538Srpaulo if (reg & R92C_EFUSE_CTRL_VALID) 1455291264Savos break; 1456266472Shselasky urtwn_ms_delay(sc); 1457251538Srpaulo } 1458291264Savos if (ntries == 100) { 1459291264Savos device_printf(sc->sc_dev, 1460291264Savos "could not read efuse byte at address 0x%x\n", 1461291264Savos sc->last_rom_addr); 1462291264Savos return (ETIMEDOUT); 1463291264Savos } 1464291264Savos 1465291264Savos *val = MS(reg, R92C_EFUSE_CTRL_DATA); 1466291264Savos sc->last_rom_addr++; 1467291264Savos 1468291264Savos return (0); 1469251538Srpaulo} 1470251538Srpaulo 1471291264Savosstatic int 1472291264Savosurtwn_efuse_read_data(struct urtwn_softc *sc, uint8_t *rom, uint8_t off, 1473291264Savos uint8_t msk) 1474291264Savos{ 1475291264Savos uint8_t reg; 1476291264Savos int i, error; 1477291264Savos 1478291264Savos for (i = 0; i < 4; i++) { 1479291264Savos if (msk & (1 << i)) 1480291264Savos continue; 1481291264Savos error = urtwn_efuse_read_next(sc, ®); 1482291264Savos if (error != 0) 1483291264Savos return (error); 1484291264Savos DPRINTF("rom[0x%03X] == 0x%02X\n", off * 8 + i * 2, reg); 1485291264Savos rom[off * 8 + i * 2 + 0] = reg; 1486291264Savos 1487291264Savos error = urtwn_efuse_read_next(sc, ®); 1488291264Savos if (error != 0) 1489291264Savos return (error); 1490291264Savos DPRINTF("rom[0x%03X] == 0x%02X\n", off * 8 + i * 2 + 1, reg); 1491291264Savos rom[off * 8 + i * 2 + 1] = reg; 1492291264Savos } 1493291264Savos 1494291264Savos return (0); 1495291264Savos} 1496291264Savos 1497291264Savos#ifdef URTWN_DEBUG 1498251538Srpaulostatic void 1499291264Savosurtwn_dump_rom_contents(struct urtwn_softc *sc, uint8_t *rom, uint16_t size) 1500251538Srpaulo{ 1501251538Srpaulo int i; 1502251538Srpaulo 1503291264Savos /* Dump ROM contents. */ 1504291264Savos device_printf(sc->sc_dev, "%s:", __func__); 1505291264Savos for (i = 0; i < size; i++) { 1506291264Savos if (i % 32 == 0) 1507291264Savos printf("\n%03X: ", i); 1508291264Savos else if (i % 4 == 0) 1509291264Savos printf(" "); 1510291264Savos 1511291264Savos printf("%02X", rom[i]); 1512291264Savos } 1513291264Savos printf("\n"); 1514291264Savos} 1515291264Savos#endif 1516291264Savos 1517291264Savosstatic int 1518291264Savosurtwn_efuse_read(struct urtwn_softc *sc, uint8_t *rom, uint16_t size) 1519291264Savos{ 1520291264Savos#define URTWN_CHK(res) do { \ 1521291264Savos if ((error = res) != 0) \ 1522291264Savos goto end; \ 1523291264Savos} while(0) 1524291264Savos uint8_t msk, off, reg; 1525291264Savos int error; 1526291264Savos 1527291698Savos URTWN_CHK(urtwn_efuse_switch_power(sc)); 1528264912Skevlo 1529291264Savos /* Read full ROM image. */ 1530291264Savos sc->last_rom_addr = 0; 1531291264Savos memset(rom, 0xff, size); 1532291264Savos 1533291264Savos URTWN_CHK(urtwn_efuse_read_next(sc, ®)); 1534291264Savos while (reg != 0xff) { 1535291264Savos /* check for extended header */ 1536291264Savos if ((sc->chip & URTWN_CHIP_88E) && (reg & 0x1f) == 0x0f) { 1537291264Savos off = reg >> 5; 1538291264Savos URTWN_CHK(urtwn_efuse_read_next(sc, ®)); 1539291264Savos 1540291264Savos if ((reg & 0x0f) != 0x0f) 1541291264Savos off = ((reg & 0xf0) >> 1) | off; 1542291264Savos else 1543291264Savos continue; 1544291264Savos } else 1545291264Savos off = reg >> 4; 1546251538Srpaulo msk = reg & 0xf; 1547291264Savos 1548291264Savos URTWN_CHK(urtwn_efuse_read_data(sc, rom, off, msk)); 1549291264Savos URTWN_CHK(urtwn_efuse_read_next(sc, ®)); 1550251538Srpaulo } 1551291264Savos 1552291264Savosend: 1553291264Savos 1554251538Srpaulo#ifdef URTWN_DEBUG 1555291264Savos if (urtwn_debug >= 2) 1556291264Savos urtwn_dump_rom_contents(sc, rom, size); 1557251538Srpaulo#endif 1558291264Savos 1559282623Skevlo urtwn_write_1(sc, R92C_EFUSE_ACCESS, R92C_EFUSE_ACCESS_OFF); 1560291264Savos 1561291264Savos if (error != 0) { 1562291264Savos device_printf(sc->sc_dev, "%s: error while reading ROM\n", 1563291264Savos __func__); 1564291264Savos } 1565291264Savos 1566291264Savos return (error); 1567291264Savos#undef URTWN_CHK 1568282623Skevlo} 1569281592Skevlo 1570291698Savosstatic int 1571264912Skevlourtwn_efuse_switch_power(struct urtwn_softc *sc) 1572264912Skevlo{ 1573291698Savos usb_error_t error; 1574264912Skevlo uint32_t reg; 1575251538Srpaulo 1576291698Savos error = urtwn_write_1(sc, R92C_EFUSE_ACCESS, R92C_EFUSE_ACCESS_ON); 1577291698Savos if (error != USB_ERR_NORMAL_COMPLETION) 1578291698Savos return (EIO); 1579281918Skevlo 1580264912Skevlo reg = urtwn_read_2(sc, R92C_SYS_ISO_CTRL); 1581264912Skevlo if (!(reg & R92C_SYS_ISO_CTRL_PWC_EV12V)) { 1582291698Savos error = urtwn_write_2(sc, R92C_SYS_ISO_CTRL, 1583264912Skevlo reg | R92C_SYS_ISO_CTRL_PWC_EV12V); 1584291698Savos if (error != USB_ERR_NORMAL_COMPLETION) 1585291698Savos return (EIO); 1586264912Skevlo } 1587264912Skevlo reg = urtwn_read_2(sc, R92C_SYS_FUNC_EN); 1588264912Skevlo if (!(reg & R92C_SYS_FUNC_EN_ELDR)) { 1589291698Savos error = urtwn_write_2(sc, R92C_SYS_FUNC_EN, 1590264912Skevlo reg | R92C_SYS_FUNC_EN_ELDR); 1591291698Savos if (error != USB_ERR_NORMAL_COMPLETION) 1592291698Savos return (EIO); 1593264912Skevlo } 1594264912Skevlo reg = urtwn_read_2(sc, R92C_SYS_CLKR); 1595264912Skevlo if ((reg & (R92C_SYS_CLKR_LOADER_EN | R92C_SYS_CLKR_ANA8M)) != 1596264912Skevlo (R92C_SYS_CLKR_LOADER_EN | R92C_SYS_CLKR_ANA8M)) { 1597291698Savos error = urtwn_write_2(sc, R92C_SYS_CLKR, 1598264912Skevlo reg | R92C_SYS_CLKR_LOADER_EN | R92C_SYS_CLKR_ANA8M); 1599291698Savos if (error != USB_ERR_NORMAL_COMPLETION) 1600291698Savos return (EIO); 1601264912Skevlo } 1602291698Savos 1603291698Savos return (0); 1604264912Skevlo} 1605264912Skevlo 1606251538Srpaulostatic int 1607251538Srpaulourtwn_read_chipid(struct urtwn_softc *sc) 1608251538Srpaulo{ 1609251538Srpaulo uint32_t reg; 1610251538Srpaulo 1611264912Skevlo if (sc->chip & URTWN_CHIP_88E) 1612264912Skevlo return (0); 1613264912Skevlo 1614251538Srpaulo reg = urtwn_read_4(sc, R92C_SYS_CFG); 1615251538Srpaulo if (reg & R92C_SYS_CFG_TRP_VAUX_EN) 1616251538Srpaulo return (EIO); 1617251538Srpaulo 1618251538Srpaulo if (reg & R92C_SYS_CFG_TYPE_92C) { 1619251538Srpaulo sc->chip |= URTWN_CHIP_92C; 1620251538Srpaulo /* Check if it is a castrated 8192C. */ 1621251538Srpaulo if (MS(urtwn_read_4(sc, R92C_HPON_FSM), 1622251538Srpaulo R92C_HPON_FSM_CHIP_BONDING_ID) == 1623251538Srpaulo R92C_HPON_FSM_CHIP_BONDING_ID_92C_1T2R) 1624251538Srpaulo sc->chip |= URTWN_CHIP_92C_1T2R; 1625251538Srpaulo } 1626251538Srpaulo if (reg & R92C_SYS_CFG_VENDOR_UMC) { 1627251538Srpaulo sc->chip |= URTWN_CHIP_UMC; 1628251538Srpaulo if (MS(reg, R92C_SYS_CFG_CHIP_VER_RTL) == 0) 1629251538Srpaulo sc->chip |= URTWN_CHIP_UMC_A_CUT; 1630251538Srpaulo } 1631251538Srpaulo return (0); 1632251538Srpaulo} 1633251538Srpaulo 1634291264Savosstatic int 1635251538Srpaulourtwn_read_rom(struct urtwn_softc *sc) 1636251538Srpaulo{ 1637291264Savos struct r92c_rom *rom = &sc->rom.r92c_rom; 1638291264Savos int error; 1639251538Srpaulo 1640251538Srpaulo /* Read full ROM image. */ 1641291264Savos error = urtwn_efuse_read(sc, (uint8_t *)rom, sizeof(*rom)); 1642291264Savos if (error != 0) 1643291264Savos return (error); 1644251538Srpaulo 1645251538Srpaulo /* XXX Weird but this is what the vendor driver does. */ 1646291264Savos sc->last_rom_addr = 0x1fa; 1647291264Savos error = urtwn_efuse_read_next(sc, &sc->pa_setting); 1648291264Savos if (error != 0) 1649291264Savos return (error); 1650251538Srpaulo DPRINTF("PA setting=0x%x\n", sc->pa_setting); 1651251538Srpaulo 1652251538Srpaulo sc->board_type = MS(rom->rf_opt1, R92C_ROM_RF1_BOARD_TYPE); 1653251538Srpaulo 1654251538Srpaulo sc->regulatory = MS(rom->rf_opt1, R92C_ROM_RF1_REGULATORY); 1655251538Srpaulo DPRINTF("regulatory type=%d\n", sc->regulatory); 1656287197Sglebius IEEE80211_ADDR_COPY(sc->sc_ic.ic_macaddr, rom->macaddr); 1657251538Srpaulo 1658264912Skevlo sc->sc_rf_write = urtwn_r92c_rf_write; 1659264912Skevlo sc->sc_power_on = urtwn_r92c_power_on; 1660291264Savos 1661291264Savos return (0); 1662251538Srpaulo} 1663251538Srpaulo 1664291264Savosstatic int 1665264912Skevlourtwn_r88e_read_rom(struct urtwn_softc *sc) 1666264912Skevlo{ 1667291264Savos uint8_t *rom = sc->rom.r88e_rom; 1668291264Savos uint16_t addr; 1669291264Savos int error, i; 1670264912Skevlo 1671291264Savos error = urtwn_efuse_read(sc, rom, sizeof(sc->rom.r88e_rom)); 1672291264Savos if (error != 0) 1673291264Savos return (error); 1674264912Skevlo 1675264912Skevlo addr = 0x10; 1676264912Skevlo for (i = 0; i < 6; i++) 1677291264Savos sc->cck_tx_pwr[i] = rom[addr++]; 1678264912Skevlo for (i = 0; i < 5; i++) 1679291264Savos sc->ht40_tx_pwr[i] = rom[addr++]; 1680291264Savos sc->bw20_tx_pwr_diff = (rom[addr] & 0xf0) >> 4; 1681264912Skevlo if (sc->bw20_tx_pwr_diff & 0x08) 1682264912Skevlo sc->bw20_tx_pwr_diff |= 0xf0; 1683291264Savos sc->ofdm_tx_pwr_diff = (rom[addr] & 0xf); 1684264912Skevlo if (sc->ofdm_tx_pwr_diff & 0x08) 1685264912Skevlo sc->ofdm_tx_pwr_diff |= 0xf0; 1686291264Savos sc->regulatory = MS(rom[0xc1], R92C_ROM_RF1_REGULATORY); 1687291264Savos IEEE80211_ADDR_COPY(sc->sc_ic.ic_macaddr, &rom[0xd7]); 1688264912Skevlo 1689264912Skevlo sc->sc_rf_write = urtwn_r88e_rf_write; 1690264912Skevlo sc->sc_power_on = urtwn_r88e_power_on; 1691291264Savos 1692291264Savos return (0); 1693264912Skevlo} 1694264912Skevlo 1695251538Srpaulo/* 1696251538Srpaulo * Initialize rate adaptation in firmware. 1697251538Srpaulo */ 1698251538Srpaulostatic int 1699251538Srpaulourtwn_ra_init(struct urtwn_softc *sc) 1700251538Srpaulo{ 1701287197Sglebius struct ieee80211com *ic = &sc->sc_ic; 1702251538Srpaulo struct ieee80211vap *vap = TAILQ_FIRST(&ic->ic_vaps); 1703251538Srpaulo struct ieee80211_node *ni; 1704251538Srpaulo struct ieee80211_rateset *rs; 1705251538Srpaulo struct r92c_fw_cmd_macid_cfg cmd; 1706251538Srpaulo uint32_t rates, basicrates; 1707251538Srpaulo uint8_t mode; 1708251538Srpaulo int maxrate, maxbasicrate, error, i, j; 1709251538Srpaulo 1710251538Srpaulo ni = ieee80211_ref_node(vap->iv_bss); 1711251538Srpaulo rs = &ni->ni_rates; 1712251538Srpaulo 1713251538Srpaulo /* Get normal and basic rates mask. */ 1714251538Srpaulo rates = basicrates = 0; 1715251538Srpaulo maxrate = maxbasicrate = 0; 1716251538Srpaulo for (i = 0; i < rs->rs_nrates; i++) { 1717251538Srpaulo /* Convert 802.11 rate to HW rate index. */ 1718289758Savos for (j = 0; j < nitems(ridx2rate); j++) 1719289758Savos if ((rs->rs_rates[i] & IEEE80211_RATE_VAL) == 1720289758Savos ridx2rate[j]) 1721251538Srpaulo break; 1722289758Savos if (j == nitems(ridx2rate)) /* Unknown rate, skip. */ 1723251538Srpaulo continue; 1724251538Srpaulo rates |= 1 << j; 1725251538Srpaulo if (j > maxrate) 1726251538Srpaulo maxrate = j; 1727251538Srpaulo if (rs->rs_rates[i] & IEEE80211_RATE_BASIC) { 1728251538Srpaulo basicrates |= 1 << j; 1729251538Srpaulo if (j > maxbasicrate) 1730251538Srpaulo maxbasicrate = j; 1731251538Srpaulo } 1732251538Srpaulo } 1733251538Srpaulo if (ic->ic_curmode == IEEE80211_MODE_11B) 1734251538Srpaulo mode = R92C_RAID_11B; 1735251538Srpaulo else 1736251538Srpaulo mode = R92C_RAID_11BG; 1737251538Srpaulo DPRINTF("mode=0x%x rates=0x%08x, basicrates=0x%08x\n", 1738251538Srpaulo mode, rates, basicrates); 1739251538Srpaulo 1740251538Srpaulo /* Set rates mask for group addressed frames. */ 1741251538Srpaulo cmd.macid = URTWN_MACID_BC | URTWN_MACID_VALID; 1742251538Srpaulo cmd.mask = htole32(mode << 28 | basicrates); 1743251538Srpaulo error = urtwn_fw_cmd(sc, R92C_CMD_MACID_CONFIG, &cmd, sizeof(cmd)); 1744251538Srpaulo if (error != 0) { 1745252401Srpaulo ieee80211_free_node(ni); 1746251538Srpaulo device_printf(sc->sc_dev, 1747251538Srpaulo "could not add broadcast station\n"); 1748251538Srpaulo return (error); 1749251538Srpaulo } 1750251538Srpaulo /* Set initial MRR rate. */ 1751251538Srpaulo DPRINTF("maxbasicrate=%d\n", maxbasicrate); 1752251538Srpaulo urtwn_write_1(sc, R92C_INIDATA_RATE_SEL(URTWN_MACID_BC), 1753251538Srpaulo maxbasicrate); 1754251538Srpaulo 1755251538Srpaulo /* Set rates mask for unicast frames. */ 1756251538Srpaulo cmd.macid = URTWN_MACID_BSS | URTWN_MACID_VALID; 1757251538Srpaulo cmd.mask = htole32(mode << 28 | rates); 1758251538Srpaulo error = urtwn_fw_cmd(sc, R92C_CMD_MACID_CONFIG, &cmd, sizeof(cmd)); 1759251538Srpaulo if (error != 0) { 1760252401Srpaulo ieee80211_free_node(ni); 1761251538Srpaulo device_printf(sc->sc_dev, "could not add BSS station\n"); 1762251538Srpaulo return (error); 1763251538Srpaulo } 1764251538Srpaulo /* Set initial MRR rate. */ 1765251538Srpaulo DPRINTF("maxrate=%d\n", maxrate); 1766251538Srpaulo urtwn_write_1(sc, R92C_INIDATA_RATE_SEL(URTWN_MACID_BSS), 1767251538Srpaulo maxrate); 1768251538Srpaulo 1769251538Srpaulo /* Indicate highest supported rate. */ 1770252403Srpaulo ni->ni_txrate = rs->rs_rates[rs->rs_nrates - 1]; 1771252401Srpaulo ieee80211_free_node(ni); 1772252401Srpaulo 1773251538Srpaulo return (0); 1774251538Srpaulo} 1775251538Srpaulo 1776290439Savosstatic void 1777290631Savosurtwn_init_beacon(struct urtwn_softc *sc, struct urtwn_vap *uvp) 1778251538Srpaulo{ 1779290631Savos struct r92c_tx_desc *txd = &uvp->bcn_desc; 1780290631Savos 1781290631Savos txd->txdw0 = htole32( 1782290631Savos SM(R92C_TXDW0_OFFSET, sizeof(*txd)) | R92C_TXDW0_BMCAST | 1783290631Savos R92C_TXDW0_OWN | R92C_TXDW0_FSG | R92C_TXDW0_LSG); 1784290631Savos txd->txdw1 = htole32( 1785290631Savos SM(R92C_TXDW1_QSEL, R92C_TXDW1_QSEL_BEACON) | 1786290631Savos SM(R92C_TXDW1_RAID, R92C_RAID_11B)); 1787290631Savos 1788291858Savos if (sc->chip & URTWN_CHIP_88E) { 1789290631Savos txd->txdw1 |= htole32(SM(R88E_TXDW1_MACID, URTWN_MACID_BC)); 1790291858Savos txd->txdseq |= htole16(R88E_TXDSEQ_HWSEQ_EN); 1791291858Savos } else { 1792290631Savos txd->txdw1 |= htole32(SM(R92C_TXDW1_MACID, URTWN_MACID_BC)); 1793291858Savos txd->txdw4 |= htole32(R92C_TXDW4_HWSEQ_EN); 1794291858Savos } 1795290631Savos 1796290631Savos txd->txdw4 = htole32(R92C_TXDW4_DRVRATE); 1797290631Savos txd->txdw5 = htole32(SM(R92C_TXDW5_DATARATE, URTWN_RIDX_CCK1)); 1798251538Srpaulo} 1799251538Srpaulo 1800290631Savosstatic int 1801290631Savosurtwn_setup_beacon(struct urtwn_softc *sc, struct ieee80211_node *ni) 1802290631Savos{ 1803290631Savos struct ieee80211vap *vap = ni->ni_vap; 1804290631Savos struct urtwn_vap *uvp = URTWN_VAP(vap); 1805290631Savos struct mbuf *m; 1806290631Savos int error; 1807290631Savos 1808290631Savos URTWN_ASSERT_LOCKED(sc); 1809290631Savos 1810290631Savos if (ni->ni_chan == IEEE80211_CHAN_ANYC) 1811290631Savos return (EINVAL); 1812290631Savos 1813290631Savos m = ieee80211_beacon_alloc(ni); 1814290631Savos if (m == NULL) { 1815290631Savos device_printf(sc->sc_dev, 1816290631Savos "%s: could not allocate beacon frame\n", __func__); 1817290631Savos return (ENOMEM); 1818290631Savos } 1819290631Savos 1820290631Savos if (uvp->bcn_mbuf != NULL) 1821290631Savos m_freem(uvp->bcn_mbuf); 1822290631Savos 1823290631Savos uvp->bcn_mbuf = m; 1824290631Savos 1825290631Savos if ((error = urtwn_tx_beacon(sc, uvp)) != 0) 1826290631Savos return (error); 1827290631Savos 1828290631Savos /* XXX bcnq stuck workaround */ 1829290631Savos if ((error = urtwn_tx_beacon(sc, uvp)) != 0) 1830290631Savos return (error); 1831290631Savos 1832290631Savos return (0); 1833290631Savos} 1834290631Savos 1835251538Srpaulostatic void 1836290631Savosurtwn_update_beacon(struct ieee80211vap *vap, int item) 1837290631Savos{ 1838290631Savos struct urtwn_softc *sc = vap->iv_ic->ic_softc; 1839290631Savos struct urtwn_vap *uvp = URTWN_VAP(vap); 1840290631Savos struct ieee80211_beacon_offsets *bo = &vap->iv_bcn_off; 1841290631Savos struct ieee80211_node *ni = vap->iv_bss; 1842290631Savos int mcast = 0; 1843290631Savos 1844290631Savos URTWN_LOCK(sc); 1845290631Savos if (uvp->bcn_mbuf == NULL) { 1846290631Savos uvp->bcn_mbuf = ieee80211_beacon_alloc(ni); 1847290631Savos if (uvp->bcn_mbuf == NULL) { 1848290631Savos device_printf(sc->sc_dev, 1849290631Savos "%s: could not allocate beacon frame\n", __func__); 1850290631Savos URTWN_UNLOCK(sc); 1851290631Savos return; 1852290631Savos } 1853290631Savos } 1854290631Savos URTWN_UNLOCK(sc); 1855290631Savos 1856290631Savos if (item == IEEE80211_BEACON_TIM) 1857290631Savos mcast = 1; /* XXX */ 1858290631Savos 1859290631Savos setbit(bo->bo_flags, item); 1860290631Savos ieee80211_beacon_update(ni, uvp->bcn_mbuf, mcast); 1861290631Savos 1862290631Savos URTWN_LOCK(sc); 1863290631Savos urtwn_tx_beacon(sc, uvp); 1864290631Savos URTWN_UNLOCK(sc); 1865290631Savos} 1866290631Savos 1867290631Savos/* 1868290631Savos * Push a beacon frame into the chip. Beacon will 1869290631Savos * be repeated by the chip every R92C_BCN_INTERVAL. 1870290631Savos */ 1871290631Savosstatic int 1872290631Savosurtwn_tx_beacon(struct urtwn_softc *sc, struct urtwn_vap *uvp) 1873290631Savos{ 1874290631Savos struct r92c_tx_desc *desc = &uvp->bcn_desc; 1875290631Savos struct urtwn_data *bf; 1876290631Savos 1877290631Savos URTWN_ASSERT_LOCKED(sc); 1878290631Savos 1879290631Savos bf = urtwn_getbuf(sc); 1880290631Savos if (bf == NULL) 1881290631Savos return (ENOMEM); 1882290631Savos 1883290631Savos memcpy(bf->buf, desc, sizeof(*desc)); 1884290631Savos urtwn_tx_start(sc, uvp->bcn_mbuf, IEEE80211_FC0_TYPE_MGT, bf); 1885290631Savos 1886290631Savos sc->sc_txtimer = 5; 1887290631Savos callout_reset(&sc->sc_watchdog_ch, hz, urtwn_watchdog, sc); 1888290631Savos 1889290631Savos return (0); 1890290631Savos} 1891290631Savos 1892292175Savosstatic int 1893292175Savosurtwn_key_alloc(struct ieee80211vap *vap, struct ieee80211_key *k, 1894292175Savos ieee80211_keyix *keyix, ieee80211_keyix *rxkeyix) 1895292175Savos{ 1896292175Savos struct urtwn_softc *sc = vap->iv_ic->ic_softc; 1897292175Savos uint8_t i; 1898292175Savos 1899292175Savos if (!(&vap->iv_nw_keys[0] <= k && 1900292175Savos k < &vap->iv_nw_keys[IEEE80211_WEP_NKID])) { 1901292175Savos if (!(k->wk_flags & IEEE80211_KEY_SWCRYPT)) { 1902292175Savos URTWN_LOCK(sc); 1903292175Savos /* 1904292175Savos * First 4 slots for group keys, 1905292175Savos * what is left - for pairwise. 1906292175Savos * XXX incompatible with IBSS RSN. 1907292175Savos */ 1908292175Savos for (i = IEEE80211_WEP_NKID; 1909292175Savos i < R92C_CAM_ENTRY_COUNT; i++) { 1910292175Savos if ((sc->keys_bmap & (1 << i)) == 0) { 1911292175Savos sc->keys_bmap |= 1 << i; 1912292175Savos *keyix = i; 1913292175Savos break; 1914292175Savos } 1915292175Savos } 1916292175Savos URTWN_UNLOCK(sc); 1917292175Savos if (i == R92C_CAM_ENTRY_COUNT) { 1918292175Savos device_printf(sc->sc_dev, 1919292175Savos "%s: no free space in the key table\n", 1920292175Savos __func__); 1921292175Savos return 0; 1922292175Savos } 1923292175Savos } else 1924292175Savos *keyix = 0; 1925292175Savos } else { 1926292175Savos *keyix = k - vap->iv_nw_keys; 1927292175Savos } 1928292175Savos *rxkeyix = *keyix; 1929292175Savos return 1; 1930292175Savos} 1931292175Savos 1932290631Savosstatic void 1933292175Savosurtwn_key_set_cb(struct urtwn_softc *sc, union sec_param *data) 1934292175Savos{ 1935292175Savos struct ieee80211_key *k = &data->key; 1936292175Savos uint8_t algo, keyid; 1937292175Savos int i, error; 1938292175Savos 1939292175Savos if (k->wk_keyix < IEEE80211_WEP_NKID) 1940292175Savos keyid = k->wk_keyix; 1941292175Savos else 1942292175Savos keyid = 0; 1943292175Savos 1944292175Savos /* Map net80211 cipher to HW crypto algorithm. */ 1945292175Savos switch (k->wk_cipher->ic_cipher) { 1946292175Savos case IEEE80211_CIPHER_WEP: 1947292175Savos if (k->wk_keylen < 8) 1948292175Savos algo = R92C_CAM_ALGO_WEP40; 1949292175Savos else 1950292175Savos algo = R92C_CAM_ALGO_WEP104; 1951292175Savos break; 1952292175Savos case IEEE80211_CIPHER_TKIP: 1953292175Savos algo = R92C_CAM_ALGO_TKIP; 1954292175Savos break; 1955292175Savos case IEEE80211_CIPHER_AES_CCM: 1956292175Savos algo = R92C_CAM_ALGO_AES; 1957292175Savos break; 1958292175Savos default: 1959292175Savos device_printf(sc->sc_dev, "%s: undefined cipher %d\n", 1960292175Savos __func__, k->wk_cipher->ic_cipher); 1961292175Savos return; 1962292175Savos } 1963292175Savos 1964292175Savos DPRINTFN(9, "keyix %d, keyid %d, algo %d/%d, flags %04X, len %d, " 1965292175Savos "macaddr %s\n", k->wk_keyix, keyid, k->wk_cipher->ic_cipher, algo, 1966292175Savos k->wk_flags, k->wk_keylen, ether_sprintf(k->wk_macaddr)); 1967292175Savos 1968292175Savos /* Write key. */ 1969292175Savos for (i = 0; i < 4; i++) { 1970292175Savos error = urtwn_cam_write(sc, R92C_CAM_KEY(k->wk_keyix, i), 1971292175Savos LE_READ_4(&k->wk_key[i * 4])); 1972292175Savos if (error != 0) 1973292175Savos goto fail; 1974292175Savos } 1975292175Savos 1976292175Savos /* Write CTL0 last since that will validate the CAM entry. */ 1977292175Savos error = urtwn_cam_write(sc, R92C_CAM_CTL1(k->wk_keyix), 1978292175Savos LE_READ_4(&k->wk_macaddr[2])); 1979292175Savos if (error != 0) 1980292175Savos goto fail; 1981292175Savos error = urtwn_cam_write(sc, R92C_CAM_CTL0(k->wk_keyix), 1982292175Savos SM(R92C_CAM_ALGO, algo) | 1983292175Savos SM(R92C_CAM_KEYID, keyid) | 1984292175Savos SM(R92C_CAM_MACLO, LE_READ_2(&k->wk_macaddr[0])) | 1985292175Savos R92C_CAM_VALID); 1986292175Savos if (error != 0) 1987292175Savos goto fail; 1988292175Savos 1989292175Savos return; 1990292175Savos 1991292175Savosfail: 1992292175Savos device_printf(sc->sc_dev, "%s fails, error %d\n", __func__, error); 1993292175Savos} 1994292175Savos 1995292175Savosstatic void 1996292175Savosurtwn_key_del_cb(struct urtwn_softc *sc, union sec_param *data) 1997292175Savos{ 1998292175Savos struct ieee80211_key *k = &data->key; 1999292175Savos int i; 2000292175Savos 2001292175Savos DPRINTFN(9, "keyix %d, flags %04X, macaddr %s\n", 2002292175Savos k->wk_keyix, k->wk_flags, ether_sprintf(k->wk_macaddr)); 2003292175Savos 2004292175Savos urtwn_cam_write(sc, R92C_CAM_CTL0(k->wk_keyix), 0); 2005292175Savos urtwn_cam_write(sc, R92C_CAM_CTL1(k->wk_keyix), 0); 2006292175Savos 2007292175Savos /* Clear key. */ 2008292175Savos for (i = 0; i < 4; i++) 2009292175Savos urtwn_cam_write(sc, R92C_CAM_KEY(k->wk_keyix, i), 0); 2010292175Savos sc->keys_bmap &= ~(1 << k->wk_keyix); 2011292175Savos} 2012292175Savos 2013292175Savosstatic int 2014292175Savosurtwn_key_set(struct ieee80211vap *vap, const struct ieee80211_key *k) 2015292175Savos{ 2016292175Savos struct urtwn_softc *sc = vap->iv_ic->ic_softc; 2017292175Savos 2018292175Savos if (k->wk_flags & IEEE80211_KEY_SWCRYPT) { 2019292175Savos /* Not for us. */ 2020292175Savos return (1); 2021292175Savos } 2022292175Savos 2023292175Savos return (!urtwn_cmd_sleepable(sc, k, sizeof(*k), urtwn_key_set_cb)); 2024292175Savos} 2025292175Savos 2026292175Savosstatic int 2027292175Savosurtwn_key_delete(struct ieee80211vap *vap, const struct ieee80211_key *k) 2028292175Savos{ 2029292175Savos struct urtwn_softc *sc = vap->iv_ic->ic_softc; 2030292175Savos 2031292175Savos if (k->wk_flags & IEEE80211_KEY_SWCRYPT) { 2032292175Savos /* Not for us. */ 2033292175Savos return (1); 2034292175Savos } 2035292175Savos 2036292175Savos return (!urtwn_cmd_sleepable(sc, k, sizeof(*k), urtwn_key_del_cb)); 2037292175Savos} 2038292175Savos 2039292175Savosstatic void 2040290651Savosurtwn_tsf_task_adhoc(void *arg, int pending) 2041290651Savos{ 2042290651Savos struct ieee80211vap *vap = arg; 2043290651Savos struct urtwn_softc *sc = vap->iv_ic->ic_softc; 2044290651Savos struct ieee80211_node *ni; 2045290651Savos uint32_t reg; 2046290651Savos 2047290651Savos URTWN_LOCK(sc); 2048290651Savos ni = ieee80211_ref_node(vap->iv_bss); 2049290651Savos reg = urtwn_read_1(sc, R92C_BCN_CTRL); 2050290651Savos 2051290651Savos /* Accept beacons with the same BSSID. */ 2052290651Savos urtwn_set_rx_bssid_all(sc, 0); 2053290651Savos 2054290651Savos /* Enable synchronization. */ 2055290651Savos reg &= ~R92C_BCN_CTRL_DIS_TSF_UDT0; 2056290651Savos urtwn_write_1(sc, R92C_BCN_CTRL, reg); 2057290651Savos 2058290651Savos /* Synchronize. */ 2059290651Savos usb_pause_mtx(&sc->sc_mtx, hz * ni->ni_intval * 5 / 1000); 2060290651Savos 2061290651Savos /* Disable synchronization. */ 2062290651Savos reg |= R92C_BCN_CTRL_DIS_TSF_UDT0; 2063290651Savos urtwn_write_1(sc, R92C_BCN_CTRL, reg); 2064290651Savos 2065290651Savos /* Remove beacon filter. */ 2066290651Savos urtwn_set_rx_bssid_all(sc, 1); 2067290651Savos 2068290651Savos /* Enable beaconing. */ 2069290651Savos urtwn_write_1(sc, R92C_MBID_NUM, 2070290651Savos urtwn_read_1(sc, R92C_MBID_NUM) | R92C_MBID_TXBCN_RPT0); 2071290651Savos reg |= R92C_BCN_CTRL_EN_BCN; 2072290651Savos 2073290651Savos urtwn_write_1(sc, R92C_BCN_CTRL, reg); 2074290651Savos ieee80211_free_node(ni); 2075290651Savos URTWN_UNLOCK(sc); 2076290651Savos} 2077290651Savos 2078290651Savosstatic void 2079290631Savosurtwn_tsf_sync_enable(struct urtwn_softc *sc, struct ieee80211vap *vap) 2080290631Savos{ 2081290651Savos struct ieee80211com *ic = &sc->sc_ic; 2082290651Savos struct urtwn_vap *uvp = URTWN_VAP(vap); 2083290651Savos 2084290631Savos /* Reset TSF. */ 2085290631Savos urtwn_write_1(sc, R92C_DUAL_TSF_RST, R92C_DUAL_TSF_RST0); 2086290631Savos 2087290631Savos switch (vap->iv_opmode) { 2088290631Savos case IEEE80211_M_STA: 2089290631Savos /* Enable TSF synchronization. */ 2090290631Savos urtwn_write_1(sc, R92C_BCN_CTRL, 2091290631Savos urtwn_read_1(sc, R92C_BCN_CTRL) & 2092290631Savos ~R92C_BCN_CTRL_DIS_TSF_UDT0); 2093290631Savos break; 2094290651Savos case IEEE80211_M_IBSS: 2095290651Savos ieee80211_runtask(ic, &uvp->tsf_task_adhoc); 2096290651Savos break; 2097290631Savos case IEEE80211_M_HOSTAP: 2098290631Savos /* Enable beaconing. */ 2099290631Savos urtwn_write_1(sc, R92C_MBID_NUM, 2100290631Savos urtwn_read_1(sc, R92C_MBID_NUM) | R92C_MBID_TXBCN_RPT0); 2101290631Savos urtwn_write_1(sc, R92C_BCN_CTRL, 2102290631Savos urtwn_read_1(sc, R92C_BCN_CTRL) | R92C_BCN_CTRL_EN_BCN); 2103290631Savos break; 2104290631Savos default: 2105290631Savos device_printf(sc->sc_dev, "undefined opmode %d\n", 2106290631Savos vap->iv_opmode); 2107290631Savos return; 2108290631Savos } 2109290631Savos} 2110290631Savos 2111290631Savosstatic void 2112251538Srpaulourtwn_set_led(struct urtwn_softc *sc, int led, int on) 2113251538Srpaulo{ 2114251538Srpaulo uint8_t reg; 2115281069Srpaulo 2116251538Srpaulo if (led == URTWN_LED_LINK) { 2117264912Skevlo if (sc->chip & URTWN_CHIP_88E) { 2118264912Skevlo reg = urtwn_read_1(sc, R92C_LEDCFG2) & 0xf0; 2119264912Skevlo urtwn_write_1(sc, R92C_LEDCFG2, reg | 0x60); 2120264912Skevlo if (!on) { 2121264912Skevlo reg = urtwn_read_1(sc, R92C_LEDCFG2) & 0x90; 2122264912Skevlo urtwn_write_1(sc, R92C_LEDCFG2, 2123264912Skevlo reg | R92C_LEDCFG0_DIS); 2124264912Skevlo urtwn_write_1(sc, R92C_MAC_PINMUX_CFG, 2125264912Skevlo urtwn_read_1(sc, R92C_MAC_PINMUX_CFG) & 2126264912Skevlo 0xfe); 2127264912Skevlo } 2128264912Skevlo } else { 2129264912Skevlo reg = urtwn_read_1(sc, R92C_LEDCFG0) & 0x70; 2130264912Skevlo if (!on) 2131264912Skevlo reg |= R92C_LEDCFG0_DIS; 2132264912Skevlo urtwn_write_1(sc, R92C_LEDCFG0, reg); 2133264912Skevlo } 2134264912Skevlo sc->ledlink = on; /* Save LED state. */ 2135251538Srpaulo } 2136251538Srpaulo} 2137251538Srpaulo 2138289811Savosstatic void 2139289811Savosurtwn_set_mode(struct urtwn_softc *sc, uint8_t mode) 2140289811Savos{ 2141289811Savos uint8_t reg; 2142289811Savos 2143289811Savos reg = urtwn_read_1(sc, R92C_MSR); 2144289811Savos reg = (reg & ~R92C_MSR_MASK) | mode; 2145289811Savos urtwn_write_1(sc, R92C_MSR, reg); 2146289811Savos} 2147289811Savos 2148290651Savosstatic void 2149290651Savosurtwn_ibss_recv_mgmt(struct ieee80211_node *ni, struct mbuf *m, int subtype, 2150290651Savos const struct ieee80211_rx_stats *rxs, 2151290651Savos int rssi, int nf) 2152290651Savos{ 2153290651Savos struct ieee80211vap *vap = ni->ni_vap; 2154290651Savos struct urtwn_softc *sc = vap->iv_ic->ic_softc; 2155290651Savos struct urtwn_vap *uvp = URTWN_VAP(vap); 2156290651Savos uint64_t ni_tstamp, curr_tstamp; 2157290651Savos 2158290651Savos uvp->recv_mgmt(ni, m, subtype, rxs, rssi, nf); 2159290651Savos 2160290651Savos if (vap->iv_state == IEEE80211_S_RUN && 2161290651Savos (subtype == IEEE80211_FC0_SUBTYPE_BEACON || 2162290651Savos subtype == IEEE80211_FC0_SUBTYPE_PROBE_RESP)) { 2163290651Savos ni_tstamp = le64toh(ni->ni_tstamp.tsf); 2164290651Savos#ifdef D3831 2165290651Savos URTWN_LOCK(sc); 2166290651Savos urtwn_get_tsf(sc, &curr_tstamp); 2167290651Savos URTWN_UNLOCK(sc); 2168290651Savos curr_tstamp = le64toh(curr_tstamp); 2169290651Savos 2170290651Savos if (ni_tstamp >= curr_tstamp) 2171290651Savos (void) ieee80211_ibss_merge(ni); 2172290651Savos#else 2173290651Savos (void) sc; 2174290651Savos (void) curr_tstamp; 2175290651Savos#endif 2176290651Savos } 2177290651Savos} 2178290651Savos 2179251538Srpaulostatic int 2180251538Srpaulourtwn_newstate(struct ieee80211vap *vap, enum ieee80211_state nstate, int arg) 2181251538Srpaulo{ 2182251538Srpaulo struct urtwn_vap *uvp = URTWN_VAP(vap); 2183251538Srpaulo struct ieee80211com *ic = vap->iv_ic; 2184286949Sadrian struct urtwn_softc *sc = ic->ic_softc; 2185251538Srpaulo struct ieee80211_node *ni; 2186251538Srpaulo enum ieee80211_state ostate; 2187290631Savos uint32_t reg; 2188290631Savos uint8_t mode; 2189290631Savos int error = 0; 2190251538Srpaulo 2191251538Srpaulo ostate = vap->iv_state; 2192251538Srpaulo DPRINTF("%s -> %s\n", ieee80211_state_name[ostate], 2193251538Srpaulo ieee80211_state_name[nstate]); 2194251538Srpaulo 2195251538Srpaulo IEEE80211_UNLOCK(ic); 2196251538Srpaulo URTWN_LOCK(sc); 2197251538Srpaulo callout_stop(&sc->sc_watchdog_ch); 2198251538Srpaulo 2199251538Srpaulo if (ostate == IEEE80211_S_RUN) { 2200251538Srpaulo /* Turn link LED off. */ 2201251538Srpaulo urtwn_set_led(sc, URTWN_LED_LINK, 0); 2202251538Srpaulo 2203251538Srpaulo /* Set media status to 'No Link'. */ 2204289811Savos urtwn_set_mode(sc, R92C_MSR_NOLINK); 2205251538Srpaulo 2206251538Srpaulo /* Stop Rx of data frames. */ 2207251538Srpaulo urtwn_write_2(sc, R92C_RXFLTMAP2, 0); 2208251538Srpaulo 2209251538Srpaulo /* Disable TSF synchronization. */ 2210251538Srpaulo urtwn_write_1(sc, R92C_BCN_CTRL, 2211290631Savos (urtwn_read_1(sc, R92C_BCN_CTRL) & ~R92C_BCN_CTRL_EN_BCN) | 2212251538Srpaulo R92C_BCN_CTRL_DIS_TSF_UDT0); 2213251538Srpaulo 2214290631Savos /* Disable beaconing. */ 2215290631Savos urtwn_write_1(sc, R92C_MBID_NUM, 2216290631Savos urtwn_read_1(sc, R92C_MBID_NUM) & ~R92C_MBID_TXBCN_RPT0); 2217290631Savos 2218290631Savos /* Reset TSF. */ 2219290631Savos urtwn_write_1(sc, R92C_DUAL_TSF_RST, R92C_DUAL_TSF_RST0); 2220290631Savos 2221251538Srpaulo /* Reset EDCA parameters. */ 2222251538Srpaulo urtwn_write_4(sc, R92C_EDCA_VO_PARAM, 0x002f3217); 2223251538Srpaulo urtwn_write_4(sc, R92C_EDCA_VI_PARAM, 0x005e4317); 2224251538Srpaulo urtwn_write_4(sc, R92C_EDCA_BE_PARAM, 0x00105320); 2225251538Srpaulo urtwn_write_4(sc, R92C_EDCA_BK_PARAM, 0x0000a444); 2226251538Srpaulo } 2227251538Srpaulo 2228251538Srpaulo switch (nstate) { 2229251538Srpaulo case IEEE80211_S_INIT: 2230251538Srpaulo /* Turn link LED off. */ 2231251538Srpaulo urtwn_set_led(sc, URTWN_LED_LINK, 0); 2232251538Srpaulo break; 2233251538Srpaulo case IEEE80211_S_SCAN: 2234251538Srpaulo /* Pause AC Tx queues. */ 2235251538Srpaulo urtwn_write_1(sc, R92C_TXPAUSE, 2236251538Srpaulo urtwn_read_1(sc, R92C_TXPAUSE) | 0x0f); 2237251538Srpaulo break; 2238251538Srpaulo case IEEE80211_S_AUTH: 2239251538Srpaulo urtwn_set_chan(sc, ic->ic_curchan, NULL); 2240251538Srpaulo break; 2241251538Srpaulo case IEEE80211_S_RUN: 2242251538Srpaulo if (vap->iv_opmode == IEEE80211_M_MONITOR) { 2243251538Srpaulo /* Turn link LED on. */ 2244251538Srpaulo urtwn_set_led(sc, URTWN_LED_LINK, 1); 2245251538Srpaulo break; 2246251538Srpaulo } 2247251538Srpaulo 2248251538Srpaulo ni = ieee80211_ref_node(vap->iv_bss); 2249290631Savos 2250290631Savos if (ic->ic_bsschan == IEEE80211_CHAN_ANYC || 2251290631Savos ni->ni_chan == IEEE80211_CHAN_ANYC) { 2252290631Savos device_printf(sc->sc_dev, 2253290631Savos "%s: could not move to RUN state\n", __func__); 2254290631Savos error = EINVAL; 2255290631Savos goto end_run; 2256290631Savos } 2257290631Savos 2258290631Savos switch (vap->iv_opmode) { 2259290631Savos case IEEE80211_M_STA: 2260290631Savos mode = R92C_MSR_INFRA; 2261290631Savos break; 2262290651Savos case IEEE80211_M_IBSS: 2263290651Savos mode = R92C_MSR_ADHOC; 2264290651Savos break; 2265290631Savos case IEEE80211_M_HOSTAP: 2266290631Savos mode = R92C_MSR_AP; 2267290631Savos break; 2268290631Savos default: 2269290631Savos device_printf(sc->sc_dev, "undefined opmode %d\n", 2270290631Savos vap->iv_opmode); 2271290631Savos error = EINVAL; 2272290631Savos goto end_run; 2273290631Savos } 2274290631Savos 2275251538Srpaulo /* Set media status to 'Associated'. */ 2276290631Savos urtwn_set_mode(sc, mode); 2277251538Srpaulo 2278251538Srpaulo /* Set BSSID. */ 2279251538Srpaulo urtwn_write_4(sc, R92C_BSSID + 0, LE_READ_4(&ni->ni_bssid[0])); 2280251538Srpaulo urtwn_write_4(sc, R92C_BSSID + 4, LE_READ_2(&ni->ni_bssid[4])); 2281251538Srpaulo 2282251538Srpaulo if (ic->ic_curmode == IEEE80211_MODE_11B) 2283251538Srpaulo urtwn_write_1(sc, R92C_INIRTS_RATE_SEL, 0); 2284251538Srpaulo else /* 802.11b/g */ 2285251538Srpaulo urtwn_write_1(sc, R92C_INIRTS_RATE_SEL, 3); 2286251538Srpaulo 2287251538Srpaulo /* Enable Rx of data frames. */ 2288251538Srpaulo urtwn_write_2(sc, R92C_RXFLTMAP2, 0xffff); 2289251538Srpaulo 2290251538Srpaulo /* Flush all AC queues. */ 2291251538Srpaulo urtwn_write_1(sc, R92C_TXPAUSE, 0); 2292251538Srpaulo 2293251538Srpaulo /* Set beacon interval. */ 2294251538Srpaulo urtwn_write_2(sc, R92C_BCN_INTERVAL, ni->ni_intval); 2295251538Srpaulo 2296251538Srpaulo /* Allow Rx from our BSSID only. */ 2297290564Savos if (ic->ic_promisc == 0) { 2298290631Savos reg = urtwn_read_4(sc, R92C_RCR); 2299290631Savos 2300290631Savos if (vap->iv_opmode != IEEE80211_M_HOSTAP) 2301290631Savos reg |= R92C_RCR_CBSSID_DATA; 2302290651Savos if (vap->iv_opmode != IEEE80211_M_IBSS) 2303290651Savos reg |= R92C_RCR_CBSSID_BCN; 2304290631Savos 2305290631Savos urtwn_write_4(sc, R92C_RCR, reg); 2306290564Savos } 2307251538Srpaulo 2308290651Savos if (vap->iv_opmode == IEEE80211_M_HOSTAP || 2309290651Savos vap->iv_opmode == IEEE80211_M_IBSS) { 2310290631Savos error = urtwn_setup_beacon(sc, ni); 2311290631Savos if (error != 0) { 2312290631Savos device_printf(sc->sc_dev, 2313290631Savos "unable to push beacon into the chip, " 2314290631Savos "error %d\n", error); 2315290631Savos goto end_run; 2316290631Savos } 2317290631Savos } 2318290631Savos 2319251538Srpaulo /* Enable TSF synchronization. */ 2320290631Savos urtwn_tsf_sync_enable(sc, vap); 2321251538Srpaulo 2322251538Srpaulo urtwn_write_1(sc, R92C_SIFS_CCK + 1, 10); 2323251538Srpaulo urtwn_write_1(sc, R92C_SIFS_OFDM + 1, 10); 2324251538Srpaulo urtwn_write_1(sc, R92C_SPEC_SIFS + 1, 10); 2325251538Srpaulo urtwn_write_1(sc, R92C_MAC_SPEC_SIFS + 1, 10); 2326251538Srpaulo urtwn_write_1(sc, R92C_R2T_SIFS + 1, 10); 2327251538Srpaulo urtwn_write_1(sc, R92C_T2T_SIFS + 1, 10); 2328251538Srpaulo 2329251538Srpaulo /* Intialize rate adaptation. */ 2330292167Savos if (!(sc->chip & URTWN_CHIP_88E)) 2331264912Skevlo urtwn_ra_init(sc); 2332251538Srpaulo /* Turn link LED on. */ 2333251538Srpaulo urtwn_set_led(sc, URTWN_LED_LINK, 1); 2334251538Srpaulo 2335251538Srpaulo sc->avg_pwdb = -1; /* Reset average RSSI. */ 2336251538Srpaulo /* Reset temperature calibration state machine. */ 2337251538Srpaulo sc->thcal_state = 0; 2338251538Srpaulo sc->thcal_lctemp = 0; 2339290631Savos 2340290631Savosend_run: 2341251538Srpaulo ieee80211_free_node(ni); 2342251538Srpaulo break; 2343251538Srpaulo default: 2344251538Srpaulo break; 2345251538Srpaulo } 2346290631Savos 2347251538Srpaulo URTWN_UNLOCK(sc); 2348251538Srpaulo IEEE80211_LOCK(ic); 2349290631Savos return (error != 0 ? error : uvp->newstate(vap, nstate, arg)); 2350251538Srpaulo} 2351251538Srpaulo 2352251538Srpaulostatic void 2353251538Srpaulourtwn_watchdog(void *arg) 2354251538Srpaulo{ 2355251538Srpaulo struct urtwn_softc *sc = arg; 2356251538Srpaulo 2357251538Srpaulo if (sc->sc_txtimer > 0) { 2358251538Srpaulo if (--sc->sc_txtimer == 0) { 2359251538Srpaulo device_printf(sc->sc_dev, "device timeout\n"); 2360287197Sglebius counter_u64_add(sc->sc_ic.ic_oerrors, 1); 2361251538Srpaulo return; 2362251538Srpaulo } 2363251538Srpaulo callout_reset(&sc->sc_watchdog_ch, hz, urtwn_watchdog, sc); 2364251538Srpaulo } 2365251538Srpaulo} 2366251538Srpaulo 2367251538Srpaulostatic void 2368251538Srpaulourtwn_update_avgrssi(struct urtwn_softc *sc, int rate, int8_t rssi) 2369251538Srpaulo{ 2370251538Srpaulo int pwdb; 2371251538Srpaulo 2372251538Srpaulo /* Convert antenna signal to percentage. */ 2373251538Srpaulo if (rssi <= -100 || rssi >= 20) 2374251538Srpaulo pwdb = 0; 2375251538Srpaulo else if (rssi >= 0) 2376251538Srpaulo pwdb = 100; 2377251538Srpaulo else 2378251538Srpaulo pwdb = 100 + rssi; 2379264912Skevlo if (!(sc->chip & URTWN_CHIP_88E)) { 2380289758Savos if (rate <= URTWN_RIDX_CCK11) { 2381264912Skevlo /* CCK gain is smaller than OFDM/MCS gain. */ 2382264912Skevlo pwdb += 6; 2383264912Skevlo if (pwdb > 100) 2384264912Skevlo pwdb = 100; 2385264912Skevlo if (pwdb <= 14) 2386264912Skevlo pwdb -= 4; 2387264912Skevlo else if (pwdb <= 26) 2388264912Skevlo pwdb -= 8; 2389264912Skevlo else if (pwdb <= 34) 2390264912Skevlo pwdb -= 6; 2391264912Skevlo else if (pwdb <= 42) 2392264912Skevlo pwdb -= 2; 2393264912Skevlo } 2394251538Srpaulo } 2395251538Srpaulo if (sc->avg_pwdb == -1) /* Init. */ 2396251538Srpaulo sc->avg_pwdb = pwdb; 2397251538Srpaulo else if (sc->avg_pwdb < pwdb) 2398251538Srpaulo sc->avg_pwdb = ((sc->avg_pwdb * 19 + pwdb) / 20) + 1; 2399251538Srpaulo else 2400251538Srpaulo sc->avg_pwdb = ((sc->avg_pwdb * 19 + pwdb) / 20); 2401251538Srpaulo DPRINTFN(4, "PWDB=%d EMA=%d\n", pwdb, sc->avg_pwdb); 2402251538Srpaulo} 2403251538Srpaulo 2404251538Srpaulostatic int8_t 2405251538Srpaulourtwn_get_rssi(struct urtwn_softc *sc, int rate, void *physt) 2406251538Srpaulo{ 2407251538Srpaulo static const int8_t cckoff[] = { 16, -12, -26, -46 }; 2408251538Srpaulo struct r92c_rx_phystat *phy; 2409251538Srpaulo struct r92c_rx_cck *cck; 2410251538Srpaulo uint8_t rpt; 2411251538Srpaulo int8_t rssi; 2412251538Srpaulo 2413289758Savos if (rate <= URTWN_RIDX_CCK11) { 2414251538Srpaulo cck = (struct r92c_rx_cck *)physt; 2415251538Srpaulo if (sc->sc_flags & URTWN_FLAG_CCK_HIPWR) { 2416251538Srpaulo rpt = (cck->agc_rpt >> 5) & 0x3; 2417251538Srpaulo rssi = (cck->agc_rpt & 0x1f) << 1; 2418251538Srpaulo } else { 2419251538Srpaulo rpt = (cck->agc_rpt >> 6) & 0x3; 2420251538Srpaulo rssi = cck->agc_rpt & 0x3e; 2421251538Srpaulo } 2422251538Srpaulo rssi = cckoff[rpt] - rssi; 2423251538Srpaulo } else { /* OFDM/HT. */ 2424251538Srpaulo phy = (struct r92c_rx_phystat *)physt; 2425251538Srpaulo rssi = ((le32toh(phy->phydw1) >> 1) & 0x7f) - 110; 2426251538Srpaulo } 2427251538Srpaulo return (rssi); 2428251538Srpaulo} 2429251538Srpaulo 2430264912Skevlostatic int8_t 2431264912Skevlourtwn_r88e_get_rssi(struct urtwn_softc *sc, int rate, void *physt) 2432264912Skevlo{ 2433264912Skevlo struct r92c_rx_phystat *phy; 2434264912Skevlo struct r88e_rx_cck *cck; 2435264912Skevlo uint8_t cck_agc_rpt, lna_idx, vga_idx; 2436264912Skevlo int8_t rssi; 2437264912Skevlo 2438264972Skevlo rssi = 0; 2439289758Savos if (rate <= URTWN_RIDX_CCK11) { 2440264912Skevlo cck = (struct r88e_rx_cck *)physt; 2441264912Skevlo cck_agc_rpt = cck->agc_rpt; 2442264912Skevlo lna_idx = (cck_agc_rpt & 0xe0) >> 5; 2443281069Srpaulo vga_idx = cck_agc_rpt & 0x1f; 2444264912Skevlo switch (lna_idx) { 2445264912Skevlo case 7: 2446264912Skevlo if (vga_idx <= 27) 2447264912Skevlo rssi = -100 + 2* (27 - vga_idx); 2448264912Skevlo else 2449264912Skevlo rssi = -100; 2450264912Skevlo break; 2451264912Skevlo case 6: 2452264912Skevlo rssi = -48 + 2 * (2 - vga_idx); 2453264912Skevlo break; 2454264912Skevlo case 5: 2455264912Skevlo rssi = -42 + 2 * (7 - vga_idx); 2456264912Skevlo break; 2457264912Skevlo case 4: 2458264912Skevlo rssi = -36 + 2 * (7 - vga_idx); 2459264912Skevlo break; 2460264912Skevlo case 3: 2461264912Skevlo rssi = -24 + 2 * (7 - vga_idx); 2462264912Skevlo break; 2463264912Skevlo case 2: 2464264912Skevlo rssi = -12 + 2 * (5 - vga_idx); 2465264912Skevlo break; 2466264912Skevlo case 1: 2467264912Skevlo rssi = 8 - (2 * vga_idx); 2468264912Skevlo break; 2469264912Skevlo case 0: 2470264912Skevlo rssi = 14 - (2 * vga_idx); 2471264912Skevlo break; 2472264912Skevlo } 2473264912Skevlo rssi += 6; 2474264912Skevlo } else { /* OFDM/HT. */ 2475264912Skevlo phy = (struct r92c_rx_phystat *)physt; 2476264912Skevlo rssi = ((le32toh(phy->phydw1) >> 1) & 0x7f) - 110; 2477264912Skevlo } 2478264912Skevlo return (rssi); 2479264912Skevlo} 2480264912Skevlo 2481292167Savosstatic __inline uint8_t 2482292167Savosrate2ridx(uint8_t rate) 2483292167Savos{ 2484292167Savos switch (rate) { 2485292167Savos case 12: return 4; 2486292167Savos case 18: return 5; 2487292167Savos case 24: return 6; 2488292167Savos case 36: return 7; 2489292167Savos case 48: return 8; 2490292167Savos case 72: return 9; 2491292167Savos case 96: return 10; 2492292167Savos case 108: return 11; 2493292167Savos case 2: return 0; 2494292167Savos case 4: return 1; 2495292167Savos case 11: return 2; 2496292167Savos case 22: return 3; 2497292167Savos default: return 0; 2498292167Savos } 2499292167Savos} 2500292167Savos 2501251538Srpaulostatic int 2502290630Savosurtwn_tx_data(struct urtwn_softc *sc, struct ieee80211_node *ni, 2503290630Savos struct mbuf *m, struct urtwn_data *data) 2504251538Srpaulo{ 2505292167Savos const struct ieee80211_txparam *tp; 2506287197Sglebius struct ieee80211com *ic = &sc->sc_ic; 2507251538Srpaulo struct ieee80211vap *vap = ni->ni_vap; 2508292167Savos struct ieee80211_key *k = NULL; 2509292167Savos struct ieee80211_channel *chan; 2510292167Savos struct ieee80211_frame *wh; 2511251538Srpaulo struct r92c_tx_desc *txd; 2512292167Savos uint8_t macid, raid, rate, ridx, subtype, type, tid, qsel; 2513292014Savos int hasqos, ismcast; 2514251538Srpaulo 2515251538Srpaulo URTWN_ASSERT_LOCKED(sc); 2516251538Srpaulo 2517251538Srpaulo /* 2518251538Srpaulo * Software crypto. 2519251538Srpaulo */ 2520290630Savos wh = mtod(m, struct ieee80211_frame *); 2521264912Skevlo type = wh->i_fc[0] & IEEE80211_FC0_TYPE_MASK; 2522290630Savos subtype = wh->i_fc[0] & IEEE80211_FC0_SUBTYPE_MASK; 2523292014Savos hasqos = IEEE80211_QOS_HAS_SEQ(wh); 2524290630Savos ismcast = IEEE80211_IS_MULTICAST(wh->i_addr1); 2525264912Skevlo 2526292014Savos /* Select TX ring for this frame. */ 2527292014Savos if (hasqos) { 2528292014Savos tid = ((const struct ieee80211_qosframe *)wh)->i_qos[0]; 2529292014Savos tid &= IEEE80211_QOS_TID; 2530292014Savos } else 2531292014Savos tid = 0; 2532292014Savos 2533292167Savos chan = (ni->ni_chan != IEEE80211_CHAN_ANYC) ? 2534292167Savos ni->ni_chan : ic->ic_curchan; 2535292167Savos tp = &vap->iv_txparms[ieee80211_chan2mode(chan)]; 2536292167Savos 2537292167Savos /* Choose a TX rate index. */ 2538292167Savos if (type == IEEE80211_FC0_TYPE_MGT) 2539292167Savos rate = tp->mgmtrate; 2540292167Savos else if (ismcast) 2541292167Savos rate = tp->mcastrate; 2542292167Savos else if (tp->ucastrate != IEEE80211_FIXED_RATE_NONE) 2543292167Savos rate = tp->ucastrate; 2544292167Savos else if (m->m_flags & M_EAPOL) 2545292167Savos rate = tp->mgmtrate; 2546292167Savos else { 2547292167Savos if (URTWN_CHIP_HAS_RATECTL(sc)) { 2548292167Savos /* XXX pass pktlen */ 2549292167Savos (void) ieee80211_ratectl_rate(ni, NULL, 0); 2550292167Savos rate = ni->ni_txrate; 2551292167Savos } else { 2552292167Savos if (ic->ic_curmode != IEEE80211_MODE_11B) 2553292167Savos rate = 108; 2554292167Savos else 2555292167Savos rate = 22; 2556292167Savos } 2557292167Savos } 2558292167Savos 2559292167Savos ridx = rate2ridx(rate); 2560292167Savos if (ic->ic_curmode != IEEE80211_MODE_11B) 2561292167Savos raid = R92C_RAID_11BG; 2562292167Savos else 2563292167Savos raid = R92C_RAID_11B; 2564292167Savos 2565260444Skevlo if (wh->i_fc[1] & IEEE80211_FC1_PROTECTED) { 2566290630Savos k = ieee80211_crypto_encap(ni, m); 2567251538Srpaulo if (k == NULL) { 2568251538Srpaulo device_printf(sc->sc_dev, 2569251538Srpaulo "ieee80211_crypto_encap returns NULL.\n"); 2570251538Srpaulo return (ENOBUFS); 2571251538Srpaulo } 2572251538Srpaulo 2573251538Srpaulo /* in case packet header moved, reset pointer */ 2574290630Savos wh = mtod(m, struct ieee80211_frame *); 2575251538Srpaulo } 2576281069Srpaulo 2577251538Srpaulo /* Fill Tx descriptor. */ 2578251538Srpaulo txd = (struct r92c_tx_desc *)data->buf; 2579251538Srpaulo memset(txd, 0, sizeof(*txd)); 2580251538Srpaulo 2581251538Srpaulo txd->txdw0 |= htole32( 2582251538Srpaulo SM(R92C_TXDW0_OFFSET, sizeof(*txd)) | 2583251538Srpaulo R92C_TXDW0_OWN | R92C_TXDW0_FSG | R92C_TXDW0_LSG); 2584290630Savos if (ismcast) 2585251538Srpaulo txd->txdw0 |= htole32(R92C_TXDW0_BMCAST); 2586290630Savos 2587290630Savos if (!ismcast) { 2588292167Savos if (sc->chip & URTWN_CHIP_88E) { 2589292167Savos struct urtwn_node *un = URTWN_NODE(ni); 2590292167Savos macid = un->id; 2591292167Savos } else 2592292167Savos macid = URTWN_MACID_BSS; 2593290630Savos 2594290630Savos if (type == IEEE80211_FC0_TYPE_DATA) { 2595292014Savos qsel = tid % URTWN_MAX_TID; 2596290630Savos 2597292167Savos if (sc->chip & URTWN_CHIP_88E) { 2598292167Savos txd->txdw2 |= htole32( 2599292167Savos R88E_TXDW2_AGGBK | 2600292167Savos R88E_TXDW2_CCX_RPT); 2601292167Savos } else 2602290630Savos txd->txdw1 |= htole32(R92C_TXDW1_AGGBK); 2603290630Savos 2604290630Savos if (ic->ic_flags & IEEE80211_F_USEPROT) { 2605290630Savos switch (ic->ic_protmode) { 2606290630Savos case IEEE80211_PROT_CTSONLY: 2607290630Savos txd->txdw4 |= htole32( 2608290630Savos R92C_TXDW4_CTS2SELF | 2609290630Savos R92C_TXDW4_HWRTSEN); 2610290630Savos break; 2611290630Savos case IEEE80211_PROT_RTSCTS: 2612290630Savos txd->txdw4 |= htole32( 2613290630Savos R92C_TXDW4_RTSEN | 2614290630Savos R92C_TXDW4_HWRTSEN); 2615290630Savos break; 2616290630Savos default: 2617290630Savos break; 2618290630Savos } 2619290630Savos } 2620290630Savos txd->txdw4 |= htole32(SM(R92C_TXDW4_RTSRATE, 2621290630Savos URTWN_RIDX_OFDM24)); 2622290630Savos txd->txdw5 |= htole32(0x0001ff00); 2623290630Savos } else /* IEEE80211_FC0_TYPE_MGT */ 2624290630Savos qsel = R92C_TXDW1_QSEL_MGNT; 2625251538Srpaulo } else { 2626290630Savos macid = URTWN_MACID_BC; 2627290630Savos qsel = R92C_TXDW1_QSEL_MGNT; 2628290630Savos } 2629251538Srpaulo 2630290630Savos txd->txdw1 |= htole32( 2631290630Savos SM(R92C_TXDW1_QSEL, qsel) | 2632290630Savos SM(R92C_TXDW1_RAID, raid)); 2633290630Savos 2634290630Savos if (sc->chip & URTWN_CHIP_88E) 2635290630Savos txd->txdw1 |= htole32(SM(R88E_TXDW1_MACID, macid)); 2636290630Savos else 2637290630Savos txd->txdw1 |= htole32(SM(R92C_TXDW1_MACID, macid)); 2638290630Savos 2639290630Savos txd->txdw5 |= htole32(SM(R92C_TXDW5_DATARATE, ridx)); 2640291858Savos /* Force this rate if needed. */ 2641292167Savos if (URTWN_CHIP_HAS_RATECTL(sc) || ismcast || 2642292167Savos (m->m_flags & M_EAPOL) || type != IEEE80211_FC0_TYPE_DATA) 2643251538Srpaulo txd->txdw4 |= htole32(R92C_TXDW4_DRVRATE); 2644251538Srpaulo 2645292014Savos if (!hasqos) { 2646251538Srpaulo /* Use HW sequence numbering for non-QoS frames. */ 2647291858Savos if (sc->chip & URTWN_CHIP_88E) 2648291858Savos txd->txdseq = htole16(R88E_TXDSEQ_HWSEQ_EN); 2649291858Savos else 2650291858Savos txd->txdw4 |= htole32(R92C_TXDW4_HWSEQ_EN); 2651290630Savos } else { 2652290630Savos /* Set sequence number. */ 2653290630Savos txd->txdseq = htole16(M_SEQNO_GET(m) % IEEE80211_SEQ_RANGE); 2654290630Savos } 2655251538Srpaulo 2656292175Savos if (k != NULL && !(k->wk_flags & IEEE80211_KEY_SWCRYPT)) { 2657292175Savos uint8_t cipher; 2658292175Savos 2659292175Savos switch (k->wk_cipher->ic_cipher) { 2660292175Savos case IEEE80211_CIPHER_WEP: 2661292175Savos case IEEE80211_CIPHER_TKIP: 2662292175Savos cipher = R92C_TXDW1_CIPHER_RC4; 2663292175Savos break; 2664292175Savos case IEEE80211_CIPHER_AES_CCM: 2665292175Savos cipher = R92C_TXDW1_CIPHER_AES; 2666292175Savos break; 2667292175Savos default: 2668292175Savos device_printf(sc->sc_dev, "%s: unknown cipher %d\n", 2669292175Savos __func__, k->wk_cipher->ic_cipher); 2670292175Savos return (EINVAL); 2671292175Savos } 2672292175Savos 2673292175Savos txd->txdw1 |= htole32(SM(R92C_TXDW1_CIPHER, cipher)); 2674292175Savos } 2675292175Savos 2676251538Srpaulo if (ieee80211_radiotap_active_vap(vap)) { 2677251538Srpaulo struct urtwn_tx_radiotap_header *tap = &sc->sc_txtap; 2678251538Srpaulo 2679251538Srpaulo tap->wt_flags = 0; 2680290630Savos if (k != NULL) 2681290630Savos tap->wt_flags |= IEEE80211_RADIOTAP_F_WEP; 2682290630Savos ieee80211_radiotap_tx(vap, m); 2683251538Srpaulo } 2684251538Srpaulo 2685290630Savos data->ni = ni; 2686251538Srpaulo 2687290630Savos urtwn_tx_start(sc, m, type, data); 2688290630Savos 2689290630Savos return (0); 2690290630Savos} 2691290630Savos 2692290630Savosstatic void 2693290630Savosurtwn_tx_start(struct urtwn_softc *sc, struct mbuf *m, uint8_t type, 2694290630Savos struct urtwn_data *data) 2695290630Savos{ 2696290630Savos struct usb_xfer *xfer; 2697290630Savos struct r92c_tx_desc *txd; 2698290630Savos uint16_t ac, sum; 2699290630Savos int i, xferlen; 2700290630Savos 2701290630Savos URTWN_ASSERT_LOCKED(sc); 2702290630Savos 2703290630Savos ac = M_WME_GETAC(m); 2704290630Savos 2705290630Savos switch (type) { 2706290630Savos case IEEE80211_FC0_TYPE_CTL: 2707290630Savos case IEEE80211_FC0_TYPE_MGT: 2708290630Savos xfer = sc->sc_xfer[URTWN_BULK_TX_VO]; 2709290630Savos break; 2710290630Savos default: 2711292014Savos xfer = sc->sc_xfer[wme2queue[ac].qid]; 2712290630Savos break; 2713290630Savos } 2714290630Savos 2715290630Savos txd = (struct r92c_tx_desc *)data->buf; 2716290630Savos txd->txdw0 |= htole32(SM(R92C_TXDW0_PKTLEN, m->m_pkthdr.len)); 2717290630Savos 2718290630Savos /* Compute Tx descriptor checksum. */ 2719290630Savos sum = 0; 2720290630Savos for (i = 0; i < sizeof(*txd) / 2; i++) 2721290630Savos sum ^= ((uint16_t *)txd)[i]; 2722290630Savos txd->txdsum = sum; /* NB: already little endian. */ 2723290630Savos 2724290630Savos xferlen = sizeof(*txd) + m->m_pkthdr.len; 2725290630Savos m_copydata(m, 0, m->m_pkthdr.len, (caddr_t)&txd[1]); 2726290630Savos 2727251538Srpaulo data->buflen = xferlen; 2728290630Savos data->m = m; 2729251538Srpaulo 2730251538Srpaulo STAILQ_INSERT_TAIL(&sc->sc_tx_pending, data, next); 2731251538Srpaulo usbd_transfer_start(xfer); 2732251538Srpaulo} 2733251538Srpaulo 2734287197Sglebiusstatic int 2735287197Sglebiusurtwn_transmit(struct ieee80211com *ic, struct mbuf *m) 2736251538Srpaulo{ 2737287197Sglebius struct urtwn_softc *sc = ic->ic_softc; 2738287197Sglebius int error; 2739261863Srpaulo 2740261863Srpaulo URTWN_LOCK(sc); 2741287197Sglebius if ((sc->sc_flags & URTWN_RUNNING) == 0) { 2742287197Sglebius URTWN_UNLOCK(sc); 2743287197Sglebius return (ENXIO); 2744287197Sglebius } 2745287197Sglebius error = mbufq_enqueue(&sc->sc_snd, m); 2746287197Sglebius if (error) { 2747287197Sglebius URTWN_UNLOCK(sc); 2748287197Sglebius return (error); 2749287197Sglebius } 2750287197Sglebius urtwn_start(sc); 2751261863Srpaulo URTWN_UNLOCK(sc); 2752287197Sglebius 2753287197Sglebius return (0); 2754261863Srpaulo} 2755261863Srpaulo 2756261863Srpaulostatic void 2757287197Sglebiusurtwn_start(struct urtwn_softc *sc) 2758261863Srpaulo{ 2759251538Srpaulo struct ieee80211_node *ni; 2760251538Srpaulo struct mbuf *m; 2761251538Srpaulo struct urtwn_data *bf; 2762251538Srpaulo 2763261863Srpaulo URTWN_ASSERT_LOCKED(sc); 2764287197Sglebius while ((m = mbufq_dequeue(&sc->sc_snd)) != NULL) { 2765251538Srpaulo bf = urtwn_getbuf(sc); 2766251538Srpaulo if (bf == NULL) { 2767287197Sglebius mbufq_prepend(&sc->sc_snd, m); 2768251538Srpaulo break; 2769251538Srpaulo } 2770251538Srpaulo ni = (struct ieee80211_node *)m->m_pkthdr.rcvif; 2771251538Srpaulo m->m_pkthdr.rcvif = NULL; 2772290630Savos if (urtwn_tx_data(sc, ni, m, bf) != 0) { 2773287197Sglebius if_inc_counter(ni->ni_vap->iv_ifp, 2774287197Sglebius IFCOUNTER_OERRORS, 1); 2775251538Srpaulo STAILQ_INSERT_HEAD(&sc->sc_tx_inactive, bf, next); 2776288353Sadrian m_freem(m); 2777251538Srpaulo ieee80211_free_node(ni); 2778251538Srpaulo break; 2779251538Srpaulo } 2780251538Srpaulo sc->sc_txtimer = 5; 2781251538Srpaulo callout_reset(&sc->sc_watchdog_ch, hz, urtwn_watchdog, sc); 2782251538Srpaulo } 2783251538Srpaulo} 2784251538Srpaulo 2785287197Sglebiusstatic void 2786287197Sglebiusurtwn_parent(struct ieee80211com *ic) 2787251538Srpaulo{ 2788286949Sadrian struct urtwn_softc *sc = ic->ic_softc; 2789251538Srpaulo 2790263153Skevlo URTWN_LOCK(sc); 2791287197Sglebius if (sc->sc_flags & URTWN_DETACHED) { 2792287197Sglebius URTWN_UNLOCK(sc); 2793287197Sglebius return; 2794287197Sglebius } 2795291698Savos URTWN_UNLOCK(sc); 2796291698Savos 2797287197Sglebius if (ic->ic_nrunning > 0) { 2798291698Savos if (urtwn_init(sc) != 0) { 2799291698Savos struct ieee80211vap *vap = TAILQ_FIRST(&ic->ic_vaps); 2800291698Savos if (vap != NULL) 2801291698Savos ieee80211_stop(vap); 2802291698Savos } else 2803291698Savos ieee80211_start_all(ic); 2804291698Savos } else 2805287197Sglebius urtwn_stop(sc); 2806251538Srpaulo} 2807251538Srpaulo 2808264912Skevlostatic __inline int 2809251538Srpaulourtwn_power_on(struct urtwn_softc *sc) 2810251538Srpaulo{ 2811264912Skevlo 2812264912Skevlo return sc->sc_power_on(sc); 2813264912Skevlo} 2814264912Skevlo 2815264912Skevlostatic int 2816264912Skevlourtwn_r92c_power_on(struct urtwn_softc *sc) 2817264912Skevlo{ 2818251538Srpaulo uint32_t reg; 2819291698Savos usb_error_t error; 2820251538Srpaulo int ntries; 2821251538Srpaulo 2822251538Srpaulo /* Wait for autoload done bit. */ 2823251538Srpaulo for (ntries = 0; ntries < 1000; ntries++) { 2824251538Srpaulo if (urtwn_read_1(sc, R92C_APS_FSMCO) & R92C_APS_FSMCO_PFM_ALDN) 2825251538Srpaulo break; 2826266472Shselasky urtwn_ms_delay(sc); 2827251538Srpaulo } 2828251538Srpaulo if (ntries == 1000) { 2829251538Srpaulo device_printf(sc->sc_dev, 2830251538Srpaulo "timeout waiting for chip autoload\n"); 2831251538Srpaulo return (ETIMEDOUT); 2832251538Srpaulo } 2833251538Srpaulo 2834251538Srpaulo /* Unlock ISO/CLK/Power control register. */ 2835291698Savos error = urtwn_write_1(sc, R92C_RSV_CTRL, 0); 2836291698Savos if (error != USB_ERR_NORMAL_COMPLETION) 2837291698Savos return (EIO); 2838251538Srpaulo /* Move SPS into PWM mode. */ 2839291698Savos error = urtwn_write_1(sc, R92C_SPS0_CTRL, 0x2b); 2840291698Savos if (error != USB_ERR_NORMAL_COMPLETION) 2841291698Savos return (EIO); 2842266472Shselasky urtwn_ms_delay(sc); 2843251538Srpaulo 2844251538Srpaulo reg = urtwn_read_1(sc, R92C_LDOV12D_CTRL); 2845251538Srpaulo if (!(reg & R92C_LDOV12D_CTRL_LDV12_EN)) { 2846291698Savos error = urtwn_write_1(sc, R92C_LDOV12D_CTRL, 2847251538Srpaulo reg | R92C_LDOV12D_CTRL_LDV12_EN); 2848291698Savos if (error != USB_ERR_NORMAL_COMPLETION) 2849291698Savos return (EIO); 2850266472Shselasky urtwn_ms_delay(sc); 2851291698Savos error = urtwn_write_1(sc, R92C_SYS_ISO_CTRL, 2852251538Srpaulo urtwn_read_1(sc, R92C_SYS_ISO_CTRL) & 2853251538Srpaulo ~R92C_SYS_ISO_CTRL_MD2PP); 2854291698Savos if (error != USB_ERR_NORMAL_COMPLETION) 2855291698Savos return (EIO); 2856251538Srpaulo } 2857251538Srpaulo 2858251538Srpaulo /* Auto enable WLAN. */ 2859291698Savos error = urtwn_write_2(sc, R92C_APS_FSMCO, 2860251538Srpaulo urtwn_read_2(sc, R92C_APS_FSMCO) | R92C_APS_FSMCO_APFM_ONMAC); 2861291698Savos if (error != USB_ERR_NORMAL_COMPLETION) 2862291698Savos return (EIO); 2863251538Srpaulo for (ntries = 0; ntries < 1000; ntries++) { 2864262822Skevlo if (!(urtwn_read_2(sc, R92C_APS_FSMCO) & 2865262822Skevlo R92C_APS_FSMCO_APFM_ONMAC)) 2866251538Srpaulo break; 2867266472Shselasky urtwn_ms_delay(sc); 2868251538Srpaulo } 2869251538Srpaulo if (ntries == 1000) { 2870251538Srpaulo device_printf(sc->sc_dev, 2871251538Srpaulo "timeout waiting for MAC auto ON\n"); 2872251538Srpaulo return (ETIMEDOUT); 2873251538Srpaulo } 2874251538Srpaulo 2875251538Srpaulo /* Enable radio, GPIO and LED functions. */ 2876291698Savos error = urtwn_write_2(sc, R92C_APS_FSMCO, 2877251538Srpaulo R92C_APS_FSMCO_AFSM_HSUS | 2878251538Srpaulo R92C_APS_FSMCO_PDN_EN | 2879251538Srpaulo R92C_APS_FSMCO_PFM_ALDN); 2880291698Savos if (error != USB_ERR_NORMAL_COMPLETION) 2881291698Savos return (EIO); 2882251538Srpaulo /* Release RF digital isolation. */ 2883291698Savos error = urtwn_write_2(sc, R92C_SYS_ISO_CTRL, 2884251538Srpaulo urtwn_read_2(sc, R92C_SYS_ISO_CTRL) & ~R92C_SYS_ISO_CTRL_DIOR); 2885291698Savos if (error != USB_ERR_NORMAL_COMPLETION) 2886291698Savos return (EIO); 2887251538Srpaulo 2888251538Srpaulo /* Initialize MAC. */ 2889291698Savos error = urtwn_write_1(sc, R92C_APSD_CTRL, 2890251538Srpaulo urtwn_read_1(sc, R92C_APSD_CTRL) & ~R92C_APSD_CTRL_OFF); 2891291698Savos if (error != USB_ERR_NORMAL_COMPLETION) 2892291698Savos return (EIO); 2893251538Srpaulo for (ntries = 0; ntries < 200; ntries++) { 2894251538Srpaulo if (!(urtwn_read_1(sc, R92C_APSD_CTRL) & 2895251538Srpaulo R92C_APSD_CTRL_OFF_STATUS)) 2896251538Srpaulo break; 2897266472Shselasky urtwn_ms_delay(sc); 2898251538Srpaulo } 2899251538Srpaulo if (ntries == 200) { 2900251538Srpaulo device_printf(sc->sc_dev, 2901251538Srpaulo "timeout waiting for MAC initialization\n"); 2902251538Srpaulo return (ETIMEDOUT); 2903251538Srpaulo } 2904251538Srpaulo 2905251538Srpaulo /* Enable MAC DMA/WMAC/SCHEDULE/SEC blocks. */ 2906251538Srpaulo reg = urtwn_read_2(sc, R92C_CR); 2907251538Srpaulo reg |= R92C_CR_HCI_TXDMA_EN | R92C_CR_HCI_RXDMA_EN | 2908251538Srpaulo R92C_CR_TXDMA_EN | R92C_CR_RXDMA_EN | R92C_CR_PROTOCOL_EN | 2909251538Srpaulo R92C_CR_SCHEDULE_EN | R92C_CR_MACTXEN | R92C_CR_MACRXEN | 2910251538Srpaulo R92C_CR_ENSEC; 2911291698Savos error = urtwn_write_2(sc, R92C_CR, reg); 2912291698Savos if (error != USB_ERR_NORMAL_COMPLETION) 2913291698Savos return (EIO); 2914251538Srpaulo 2915291698Savos error = urtwn_write_1(sc, 0xfe10, 0x19); 2916291698Savos if (error != USB_ERR_NORMAL_COMPLETION) 2917291698Savos return (EIO); 2918251538Srpaulo return (0); 2919251538Srpaulo} 2920251538Srpaulo 2921251538Srpaulostatic int 2922264912Skevlourtwn_r88e_power_on(struct urtwn_softc *sc) 2923264912Skevlo{ 2924264912Skevlo uint32_t reg; 2925291698Savos usb_error_t error; 2926264912Skevlo int ntries; 2927264912Skevlo 2928264912Skevlo /* Wait for power ready bit. */ 2929264912Skevlo for (ntries = 0; ntries < 5000; ntries++) { 2930281918Skevlo if (urtwn_read_4(sc, R92C_APS_FSMCO) & R92C_APS_FSMCO_SUS_HOST) 2931264912Skevlo break; 2932266472Shselasky urtwn_ms_delay(sc); 2933264912Skevlo } 2934264912Skevlo if (ntries == 5000) { 2935264912Skevlo device_printf(sc->sc_dev, 2936264912Skevlo "timeout waiting for chip power up\n"); 2937264912Skevlo return (ETIMEDOUT); 2938264912Skevlo } 2939264912Skevlo 2940264912Skevlo /* Reset BB. */ 2941291698Savos error = urtwn_write_1(sc, R92C_SYS_FUNC_EN, 2942264912Skevlo urtwn_read_1(sc, R92C_SYS_FUNC_EN) & ~(R92C_SYS_FUNC_EN_BBRSTB | 2943264912Skevlo R92C_SYS_FUNC_EN_BB_GLB_RST)); 2944291698Savos if (error != USB_ERR_NORMAL_COMPLETION) 2945291698Savos return (EIO); 2946264912Skevlo 2947291698Savos error = urtwn_write_1(sc, R92C_AFE_XTAL_CTRL + 2, 2948281918Skevlo urtwn_read_1(sc, R92C_AFE_XTAL_CTRL + 2) | 0x80); 2949291698Savos if (error != USB_ERR_NORMAL_COMPLETION) 2950291698Savos return (EIO); 2951264912Skevlo 2952264912Skevlo /* Disable HWPDN. */ 2953291698Savos error = urtwn_write_2(sc, R92C_APS_FSMCO, 2954281918Skevlo urtwn_read_2(sc, R92C_APS_FSMCO) & ~R92C_APS_FSMCO_APDM_HPDN); 2955291698Savos if (error != USB_ERR_NORMAL_COMPLETION) 2956291698Savos return (EIO); 2957264912Skevlo 2958264912Skevlo /* Disable WL suspend. */ 2959291698Savos error = urtwn_write_2(sc, R92C_APS_FSMCO, 2960281918Skevlo urtwn_read_2(sc, R92C_APS_FSMCO) & 2961281918Skevlo ~(R92C_APS_FSMCO_AFSM_HSUS | R92C_APS_FSMCO_AFSM_PCIE)); 2962291698Savos if (error != USB_ERR_NORMAL_COMPLETION) 2963291698Savos return (EIO); 2964264912Skevlo 2965291698Savos error = urtwn_write_2(sc, R92C_APS_FSMCO, 2966281918Skevlo urtwn_read_2(sc, R92C_APS_FSMCO) | R92C_APS_FSMCO_APFM_ONMAC); 2967291698Savos if (error != USB_ERR_NORMAL_COMPLETION) 2968291698Savos return (EIO); 2969264912Skevlo for (ntries = 0; ntries < 5000; ntries++) { 2970281918Skevlo if (!(urtwn_read_2(sc, R92C_APS_FSMCO) & 2971281918Skevlo R92C_APS_FSMCO_APFM_ONMAC)) 2972264912Skevlo break; 2973266472Shselasky urtwn_ms_delay(sc); 2974264912Skevlo } 2975264912Skevlo if (ntries == 5000) 2976264912Skevlo return (ETIMEDOUT); 2977264912Skevlo 2978264912Skevlo /* Enable LDO normal mode. */ 2979291698Savos error = urtwn_write_1(sc, R92C_LPLDO_CTRL, 2980281918Skevlo urtwn_read_1(sc, R92C_LPLDO_CTRL) & ~0x10); 2981291698Savos if (error != USB_ERR_NORMAL_COMPLETION) 2982291698Savos return (EIO); 2983264912Skevlo 2984264912Skevlo /* Enable MAC DMA/WMAC/SCHEDULE/SEC blocks. */ 2985291698Savos error = urtwn_write_2(sc, R92C_CR, 0); 2986291698Savos if (error != USB_ERR_NORMAL_COMPLETION) 2987291698Savos return (EIO); 2988264912Skevlo reg = urtwn_read_2(sc, R92C_CR); 2989264912Skevlo reg |= R92C_CR_HCI_TXDMA_EN | R92C_CR_HCI_RXDMA_EN | 2990264912Skevlo R92C_CR_TXDMA_EN | R92C_CR_RXDMA_EN | R92C_CR_PROTOCOL_EN | 2991264912Skevlo R92C_CR_SCHEDULE_EN | R92C_CR_ENSEC | R92C_CR_CALTMR_EN; 2992291698Savos error = urtwn_write_2(sc, R92C_CR, reg); 2993291698Savos if (error != USB_ERR_NORMAL_COMPLETION) 2994291698Savos return (EIO); 2995264912Skevlo 2996264912Skevlo return (0); 2997264912Skevlo} 2998264912Skevlo 2999264912Skevlostatic int 3000251538Srpaulourtwn_llt_init(struct urtwn_softc *sc) 3001251538Srpaulo{ 3002264912Skevlo int i, error, page_count, pktbuf_count; 3003251538Srpaulo 3004264912Skevlo page_count = (sc->chip & URTWN_CHIP_88E) ? 3005264912Skevlo R88E_TX_PAGE_COUNT : R92C_TX_PAGE_COUNT; 3006264912Skevlo pktbuf_count = (sc->chip & URTWN_CHIP_88E) ? 3007264912Skevlo R88E_TXPKTBUF_COUNT : R92C_TXPKTBUF_COUNT; 3008264912Skevlo 3009264912Skevlo /* Reserve pages [0; page_count]. */ 3010264912Skevlo for (i = 0; i < page_count; i++) { 3011251538Srpaulo if ((error = urtwn_llt_write(sc, i, i + 1)) != 0) 3012251538Srpaulo return (error); 3013251538Srpaulo } 3014251538Srpaulo /* NB: 0xff indicates end-of-list. */ 3015251538Srpaulo if ((error = urtwn_llt_write(sc, i, 0xff)) != 0) 3016251538Srpaulo return (error); 3017251538Srpaulo /* 3018264912Skevlo * Use pages [page_count + 1; pktbuf_count - 1] 3019251538Srpaulo * as ring buffer. 3020251538Srpaulo */ 3021264912Skevlo for (++i; i < pktbuf_count - 1; i++) { 3022251538Srpaulo if ((error = urtwn_llt_write(sc, i, i + 1)) != 0) 3023251538Srpaulo return (error); 3024251538Srpaulo } 3025251538Srpaulo /* Make the last page point to the beginning of the ring buffer. */ 3026264912Skevlo error = urtwn_llt_write(sc, i, page_count + 1); 3027251538Srpaulo return (error); 3028251538Srpaulo} 3029251538Srpaulo 3030251538Srpaulostatic void 3031251538Srpaulourtwn_fw_reset(struct urtwn_softc *sc) 3032251538Srpaulo{ 3033251538Srpaulo uint16_t reg; 3034251538Srpaulo int ntries; 3035251538Srpaulo 3036251538Srpaulo /* Tell 8051 to reset itself. */ 3037251538Srpaulo urtwn_write_1(sc, R92C_HMETFR + 3, 0x20); 3038251538Srpaulo 3039251538Srpaulo /* Wait until 8051 resets by itself. */ 3040251538Srpaulo for (ntries = 0; ntries < 100; ntries++) { 3041251538Srpaulo reg = urtwn_read_2(sc, R92C_SYS_FUNC_EN); 3042251538Srpaulo if (!(reg & R92C_SYS_FUNC_EN_CPUEN)) 3043251538Srpaulo return; 3044266472Shselasky urtwn_ms_delay(sc); 3045251538Srpaulo } 3046251538Srpaulo /* Force 8051 reset. */ 3047251538Srpaulo urtwn_write_2(sc, R92C_SYS_FUNC_EN, reg & ~R92C_SYS_FUNC_EN_CPUEN); 3048251538Srpaulo} 3049251538Srpaulo 3050264912Skevlostatic void 3051264912Skevlourtwn_r88e_fw_reset(struct urtwn_softc *sc) 3052264912Skevlo{ 3053264912Skevlo uint16_t reg; 3054264912Skevlo 3055264912Skevlo reg = urtwn_read_2(sc, R92C_SYS_FUNC_EN); 3056264912Skevlo urtwn_write_2(sc, R92C_SYS_FUNC_EN, reg & ~R92C_SYS_FUNC_EN_CPUEN); 3057264912Skevlo urtwn_write_2(sc, R92C_SYS_FUNC_EN, reg | R92C_SYS_FUNC_EN_CPUEN); 3058264912Skevlo} 3059264912Skevlo 3060251538Srpaulostatic int 3061251538Srpaulourtwn_fw_loadpage(struct urtwn_softc *sc, int page, const uint8_t *buf, int len) 3062251538Srpaulo{ 3063251538Srpaulo uint32_t reg; 3064291698Savos usb_error_t error = USB_ERR_NORMAL_COMPLETION; 3065291698Savos int off, mlen; 3066251538Srpaulo 3067251538Srpaulo reg = urtwn_read_4(sc, R92C_MCUFWDL); 3068251538Srpaulo reg = RW(reg, R92C_MCUFWDL_PAGE, page); 3069251538Srpaulo urtwn_write_4(sc, R92C_MCUFWDL, reg); 3070251538Srpaulo 3071251538Srpaulo off = R92C_FW_START_ADDR; 3072251538Srpaulo while (len > 0) { 3073251538Srpaulo if (len > 196) 3074251538Srpaulo mlen = 196; 3075251538Srpaulo else if (len > 4) 3076251538Srpaulo mlen = 4; 3077251538Srpaulo else 3078251538Srpaulo mlen = 1; 3079251538Srpaulo /* XXX fix this deconst */ 3080281069Srpaulo error = urtwn_write_region_1(sc, off, 3081251538Srpaulo __DECONST(uint8_t *, buf), mlen); 3082291698Savos if (error != USB_ERR_NORMAL_COMPLETION) 3083251538Srpaulo break; 3084251538Srpaulo off += mlen; 3085251538Srpaulo buf += mlen; 3086251538Srpaulo len -= mlen; 3087251538Srpaulo } 3088251538Srpaulo return (error); 3089251538Srpaulo} 3090251538Srpaulo 3091251538Srpaulostatic int 3092251538Srpaulourtwn_load_firmware(struct urtwn_softc *sc) 3093251538Srpaulo{ 3094251538Srpaulo const struct firmware *fw; 3095251538Srpaulo const struct r92c_fw_hdr *hdr; 3096251538Srpaulo const char *imagename; 3097251538Srpaulo const u_char *ptr; 3098251538Srpaulo size_t len; 3099251538Srpaulo uint32_t reg; 3100251538Srpaulo int mlen, ntries, page, error; 3101251538Srpaulo 3102264864Skevlo URTWN_UNLOCK(sc); 3103251538Srpaulo /* Read firmware image from the filesystem. */ 3104264912Skevlo if (sc->chip & URTWN_CHIP_88E) 3105264912Skevlo imagename = "urtwn-rtl8188eufw"; 3106264912Skevlo else if ((sc->chip & (URTWN_CHIP_UMC_A_CUT | URTWN_CHIP_92C)) == 3107264912Skevlo URTWN_CHIP_UMC_A_CUT) 3108251538Srpaulo imagename = "urtwn-rtl8192cfwU"; 3109251538Srpaulo else 3110251538Srpaulo imagename = "urtwn-rtl8192cfwT"; 3111251538Srpaulo 3112251538Srpaulo fw = firmware_get(imagename); 3113264864Skevlo URTWN_LOCK(sc); 3114251538Srpaulo if (fw == NULL) { 3115251538Srpaulo device_printf(sc->sc_dev, 3116251538Srpaulo "failed loadfirmware of file %s\n", imagename); 3117251538Srpaulo return (ENOENT); 3118251538Srpaulo } 3119251538Srpaulo 3120251538Srpaulo len = fw->datasize; 3121251538Srpaulo 3122251538Srpaulo if (len < sizeof(*hdr)) { 3123251538Srpaulo device_printf(sc->sc_dev, "firmware too short\n"); 3124251538Srpaulo error = EINVAL; 3125251538Srpaulo goto fail; 3126251538Srpaulo } 3127251538Srpaulo ptr = fw->data; 3128251538Srpaulo hdr = (const struct r92c_fw_hdr *)ptr; 3129251538Srpaulo /* Check if there is a valid FW header and skip it. */ 3130251538Srpaulo if ((le16toh(hdr->signature) >> 4) == 0x88c || 3131264912Skevlo (le16toh(hdr->signature) >> 4) == 0x88e || 3132251538Srpaulo (le16toh(hdr->signature) >> 4) == 0x92c) { 3133251538Srpaulo DPRINTF("FW V%d.%d %02d-%02d %02d:%02d\n", 3134251538Srpaulo le16toh(hdr->version), le16toh(hdr->subversion), 3135251538Srpaulo hdr->month, hdr->date, hdr->hour, hdr->minute); 3136251538Srpaulo ptr += sizeof(*hdr); 3137251538Srpaulo len -= sizeof(*hdr); 3138251538Srpaulo } 3139251538Srpaulo 3140264912Skevlo if (urtwn_read_1(sc, R92C_MCUFWDL) & R92C_MCUFWDL_RAM_DL_SEL) { 3141264912Skevlo if (sc->chip & URTWN_CHIP_88E) 3142264912Skevlo urtwn_r88e_fw_reset(sc); 3143264912Skevlo else 3144264912Skevlo urtwn_fw_reset(sc); 3145251538Srpaulo urtwn_write_1(sc, R92C_MCUFWDL, 0); 3146251538Srpaulo } 3147264912Skevlo 3148268487Skevlo if (!(sc->chip & URTWN_CHIP_88E)) { 3149268487Skevlo urtwn_write_2(sc, R92C_SYS_FUNC_EN, 3150268487Skevlo urtwn_read_2(sc, R92C_SYS_FUNC_EN) | 3151268487Skevlo R92C_SYS_FUNC_EN_CPUEN); 3152268487Skevlo } 3153251538Srpaulo urtwn_write_1(sc, R92C_MCUFWDL, 3154251538Srpaulo urtwn_read_1(sc, R92C_MCUFWDL) | R92C_MCUFWDL_EN); 3155251538Srpaulo urtwn_write_1(sc, R92C_MCUFWDL + 2, 3156251538Srpaulo urtwn_read_1(sc, R92C_MCUFWDL + 2) & ~0x08); 3157251538Srpaulo 3158263154Skevlo /* Reset the FWDL checksum. */ 3159263154Skevlo urtwn_write_1(sc, R92C_MCUFWDL, 3160263154Skevlo urtwn_read_1(sc, R92C_MCUFWDL) | R92C_MCUFWDL_CHKSUM_RPT); 3161263154Skevlo 3162251538Srpaulo for (page = 0; len > 0; page++) { 3163251538Srpaulo mlen = min(len, R92C_FW_PAGE_SIZE); 3164251538Srpaulo error = urtwn_fw_loadpage(sc, page, ptr, mlen); 3165251538Srpaulo if (error != 0) { 3166251538Srpaulo device_printf(sc->sc_dev, 3167251538Srpaulo "could not load firmware page\n"); 3168251538Srpaulo goto fail; 3169251538Srpaulo } 3170251538Srpaulo ptr += mlen; 3171251538Srpaulo len -= mlen; 3172251538Srpaulo } 3173251538Srpaulo urtwn_write_1(sc, R92C_MCUFWDL, 3174251538Srpaulo urtwn_read_1(sc, R92C_MCUFWDL) & ~R92C_MCUFWDL_EN); 3175251538Srpaulo urtwn_write_1(sc, R92C_MCUFWDL + 1, 0); 3176251538Srpaulo 3177251538Srpaulo /* Wait for checksum report. */ 3178251538Srpaulo for (ntries = 0; ntries < 1000; ntries++) { 3179251538Srpaulo if (urtwn_read_4(sc, R92C_MCUFWDL) & R92C_MCUFWDL_CHKSUM_RPT) 3180251538Srpaulo break; 3181266472Shselasky urtwn_ms_delay(sc); 3182251538Srpaulo } 3183251538Srpaulo if (ntries == 1000) { 3184251538Srpaulo device_printf(sc->sc_dev, 3185251538Srpaulo "timeout waiting for checksum report\n"); 3186251538Srpaulo error = ETIMEDOUT; 3187251538Srpaulo goto fail; 3188251538Srpaulo } 3189251538Srpaulo 3190251538Srpaulo reg = urtwn_read_4(sc, R92C_MCUFWDL); 3191251538Srpaulo reg = (reg & ~R92C_MCUFWDL_WINTINI_RDY) | R92C_MCUFWDL_RDY; 3192251538Srpaulo urtwn_write_4(sc, R92C_MCUFWDL, reg); 3193264912Skevlo if (sc->chip & URTWN_CHIP_88E) 3194264912Skevlo urtwn_r88e_fw_reset(sc); 3195251538Srpaulo /* Wait for firmware readiness. */ 3196251538Srpaulo for (ntries = 0; ntries < 1000; ntries++) { 3197251538Srpaulo if (urtwn_read_4(sc, R92C_MCUFWDL) & R92C_MCUFWDL_WINTINI_RDY) 3198251538Srpaulo break; 3199266472Shselasky urtwn_ms_delay(sc); 3200251538Srpaulo } 3201251538Srpaulo if (ntries == 1000) { 3202251538Srpaulo device_printf(sc->sc_dev, 3203251538Srpaulo "timeout waiting for firmware readiness\n"); 3204251538Srpaulo error = ETIMEDOUT; 3205251538Srpaulo goto fail; 3206251538Srpaulo } 3207251538Srpaulofail: 3208251538Srpaulo firmware_put(fw, FIRMWARE_UNLOAD); 3209251538Srpaulo return (error); 3210251538Srpaulo} 3211251538Srpaulo 3212291902Skevlostatic int 3213251538Srpaulourtwn_dma_init(struct urtwn_softc *sc) 3214251538Srpaulo{ 3215291902Skevlo struct usb_endpoint *ep, *ep_end; 3216291698Savos usb_error_t usb_err; 3217291902Skevlo uint32_t reg; 3218291902Skevlo int hashq, hasnq, haslq, nqueues, ntx; 3219291902Skevlo int error, pagecount, npubqpages, nqpages, nrempages, tx_boundary; 3220281069Srpaulo 3221291695Savos /* Initialize LLT table. */ 3222291695Savos error = urtwn_llt_init(sc); 3223291695Savos if (error != 0) 3224291695Savos return (error); 3225291695Savos 3226291902Skevlo /* Determine the number of bulk-out pipes. */ 3227291902Skevlo ntx = 0; 3228291902Skevlo ep = sc->sc_udev->endpoints; 3229291902Skevlo ep_end = sc->sc_udev->endpoints + sc->sc_udev->endpoints_max; 3230291902Skevlo for (; ep != ep_end; ep++) { 3231291902Skevlo if ((ep->edesc == NULL) || 3232291902Skevlo (ep->iface_index != sc->sc_iface_index)) 3233291902Skevlo continue; 3234291902Skevlo if (UE_GET_DIR(ep->edesc->bEndpointAddress) == UE_DIR_OUT) 3235291902Skevlo ntx++; 3236291902Skevlo } 3237291902Skevlo if (ntx == 0) { 3238291902Skevlo device_printf(sc->sc_dev, 3239291902Skevlo "%d: invalid number of Tx bulk pipes\n", ntx); 3240291698Savos return (EIO); 3241291902Skevlo } 3242291695Savos 3243251538Srpaulo /* Get Tx queues to USB endpoints mapping. */ 3244291902Skevlo hashq = hasnq = haslq = nqueues = 0; 3245291902Skevlo switch (ntx) { 3246291902Skevlo case 1: hashq = 1; break; 3247291902Skevlo case 2: hashq = hasnq = 1; break; 3248291902Skevlo case 3: case 4: hashq = hasnq = haslq = 1; break; 3249291902Skevlo } 3250251538Srpaulo nqueues = hashq + hasnq + haslq; 3251251538Srpaulo if (nqueues == 0) 3252251538Srpaulo return (EIO); 3253251538Srpaulo 3254291902Skevlo npubqpages = nqpages = nrempages = pagecount = 0; 3255291902Skevlo if (sc->chip & URTWN_CHIP_88E) 3256291902Skevlo tx_boundary = R88E_TX_PAGE_BOUNDARY; 3257291902Skevlo else { 3258291902Skevlo pagecount = R92C_TX_PAGE_COUNT; 3259291902Skevlo npubqpages = R92C_PUBQ_NPAGES; 3260291902Skevlo tx_boundary = R92C_TX_PAGE_BOUNDARY; 3261291902Skevlo } 3262291902Skevlo 3263251538Srpaulo /* Set number of pages for normal priority queue. */ 3264291902Skevlo if (sc->chip & URTWN_CHIP_88E) { 3265291902Skevlo usb_err = urtwn_write_2(sc, R92C_RQPN_NPQ, 0xd); 3266291902Skevlo if (usb_err != USB_ERR_NORMAL_COMPLETION) 3267291902Skevlo return (EIO); 3268291902Skevlo usb_err = urtwn_write_4(sc, R92C_RQPN, 0x808e000d); 3269291902Skevlo if (usb_err != USB_ERR_NORMAL_COMPLETION) 3270291902Skevlo return (EIO); 3271291902Skevlo } else { 3272291902Skevlo /* Get the number of pages for each queue. */ 3273291902Skevlo nqpages = (pagecount - npubqpages) / nqueues; 3274291902Skevlo /* 3275291902Skevlo * The remaining pages are assigned to the high priority 3276291902Skevlo * queue. 3277291902Skevlo */ 3278291902Skevlo nrempages = (pagecount - npubqpages) % nqueues; 3279291902Skevlo usb_err = urtwn_write_1(sc, R92C_RQPN_NPQ, hasnq ? nqpages : 0); 3280291902Skevlo if (usb_err != USB_ERR_NORMAL_COMPLETION) 3281291902Skevlo return (EIO); 3282291902Skevlo usb_err = urtwn_write_4(sc, R92C_RQPN, 3283291902Skevlo /* Set number of pages for public queue. */ 3284291902Skevlo SM(R92C_RQPN_PUBQ, npubqpages) | 3285291902Skevlo /* Set number of pages for high priority queue. */ 3286291902Skevlo SM(R92C_RQPN_HPQ, hashq ? nqpages + nrempages : 0) | 3287291902Skevlo /* Set number of pages for low priority queue. */ 3288291902Skevlo SM(R92C_RQPN_LPQ, haslq ? nqpages : 0) | 3289291902Skevlo /* Load values. */ 3290291902Skevlo R92C_RQPN_LD); 3291291902Skevlo if (usb_err != USB_ERR_NORMAL_COMPLETION) 3292291902Skevlo return (EIO); 3293291902Skevlo } 3294251538Srpaulo 3295291902Skevlo usb_err = urtwn_write_1(sc, R92C_TXPKTBUF_BCNQ_BDNY, tx_boundary); 3296291902Skevlo if (usb_err != USB_ERR_NORMAL_COMPLETION) 3297291698Savos return (EIO); 3298291902Skevlo usb_err = urtwn_write_1(sc, R92C_TXPKTBUF_MGQ_BDNY, tx_boundary); 3299291902Skevlo if (usb_err != USB_ERR_NORMAL_COMPLETION) 3300291698Savos return (EIO); 3301291902Skevlo usb_err = urtwn_write_1(sc, R92C_TXPKTBUF_WMAC_LBK_BF_HD, tx_boundary); 3302291902Skevlo if (usb_err != USB_ERR_NORMAL_COMPLETION) 3303291698Savos return (EIO); 3304291902Skevlo usb_err = urtwn_write_1(sc, R92C_TRXFF_BNDY, tx_boundary); 3305291902Skevlo if (usb_err != USB_ERR_NORMAL_COMPLETION) 3306291698Savos return (EIO); 3307291902Skevlo usb_err = urtwn_write_1(sc, R92C_TDECTRL + 1, tx_boundary); 3308291902Skevlo if (usb_err != USB_ERR_NORMAL_COMPLETION) 3309291698Savos return (EIO); 3310251538Srpaulo 3311251538Srpaulo /* Set queue to USB pipe mapping. */ 3312251538Srpaulo reg = urtwn_read_2(sc, R92C_TRXDMA_CTRL); 3313251538Srpaulo reg &= ~R92C_TRXDMA_CTRL_QMAP_M; 3314251538Srpaulo if (nqueues == 1) { 3315251538Srpaulo if (hashq) 3316251538Srpaulo reg |= R92C_TRXDMA_CTRL_QMAP_HQ; 3317251538Srpaulo else if (hasnq) 3318251538Srpaulo reg |= R92C_TRXDMA_CTRL_QMAP_NQ; 3319251538Srpaulo else 3320251538Srpaulo reg |= R92C_TRXDMA_CTRL_QMAP_LQ; 3321251538Srpaulo } else if (nqueues == 2) { 3322292056Skevlo /* 3323292056Skevlo * All 2-endpoints configs have high and normal 3324292056Skevlo * priority queues. 3325292056Skevlo */ 3326292056Skevlo reg |= R92C_TRXDMA_CTRL_QMAP_HQ_NQ; 3327251538Srpaulo } else 3328251538Srpaulo reg |= R92C_TRXDMA_CTRL_QMAP_3EP; 3329291902Skevlo usb_err = urtwn_write_2(sc, R92C_TRXDMA_CTRL, reg); 3330291902Skevlo if (usb_err != USB_ERR_NORMAL_COMPLETION) 3331291698Savos return (EIO); 3332251538Srpaulo 3333251538Srpaulo /* Set Tx/Rx transfer page boundary. */ 3334291902Skevlo usb_err = urtwn_write_2(sc, R92C_TRXFF_BNDY + 2, 3335291902Skevlo (sc->chip & URTWN_CHIP_88E) ? 0x23ff : 0x27ff); 3336291902Skevlo if (usb_err != USB_ERR_NORMAL_COMPLETION) 3337291698Savos return (EIO); 3338251538Srpaulo 3339291902Skevlo /* Set Tx/Rx transfer page size. */ 3340291902Skevlo usb_err = urtwn_write_1(sc, R92C_PBP, 3341291902Skevlo SM(R92C_PBP_PSRX, R92C_PBP_128) | 3342291902Skevlo SM(R92C_PBP_PSTX, R92C_PBP_128)); 3343291902Skevlo if (usb_err != USB_ERR_NORMAL_COMPLETION) 3344264912Skevlo return (EIO); 3345264912Skevlo 3346264912Skevlo return (0); 3347264912Skevlo} 3348264912Skevlo 3349291698Savosstatic int 3350251538Srpaulourtwn_mac_init(struct urtwn_softc *sc) 3351251538Srpaulo{ 3352291698Savos usb_error_t error; 3353251538Srpaulo int i; 3354251538Srpaulo 3355251538Srpaulo /* Write MAC initialization values. */ 3356264912Skevlo if (sc->chip & URTWN_CHIP_88E) { 3357264912Skevlo for (i = 0; i < nitems(rtl8188eu_mac); i++) { 3358291698Savos error = urtwn_write_1(sc, rtl8188eu_mac[i].reg, 3359264912Skevlo rtl8188eu_mac[i].val); 3360291698Savos if (error != USB_ERR_NORMAL_COMPLETION) 3361291698Savos return (EIO); 3362264912Skevlo } 3363264912Skevlo urtwn_write_1(sc, R92C_MAX_AGGR_NUM, 0x07); 3364264912Skevlo } else { 3365264912Skevlo for (i = 0; i < nitems(rtl8192cu_mac); i++) 3366291698Savos error = urtwn_write_1(sc, rtl8192cu_mac[i].reg, 3367264912Skevlo rtl8192cu_mac[i].val); 3368291698Savos if (error != USB_ERR_NORMAL_COMPLETION) 3369291698Savos return (EIO); 3370264912Skevlo } 3371291698Savos 3372291698Savos return (0); 3373251538Srpaulo} 3374251538Srpaulo 3375251538Srpaulostatic void 3376251538Srpaulourtwn_bb_init(struct urtwn_softc *sc) 3377251538Srpaulo{ 3378251538Srpaulo const struct urtwn_bb_prog *prog; 3379251538Srpaulo uint32_t reg; 3380264912Skevlo uint8_t crystalcap; 3381251538Srpaulo int i; 3382251538Srpaulo 3383251538Srpaulo /* Enable BB and RF. */ 3384251538Srpaulo urtwn_write_2(sc, R92C_SYS_FUNC_EN, 3385251538Srpaulo urtwn_read_2(sc, R92C_SYS_FUNC_EN) | 3386251538Srpaulo R92C_SYS_FUNC_EN_BBRSTB | R92C_SYS_FUNC_EN_BB_GLB_RST | 3387251538Srpaulo R92C_SYS_FUNC_EN_DIO_RF); 3388251538Srpaulo 3389264912Skevlo if (!(sc->chip & URTWN_CHIP_88E)) 3390264912Skevlo urtwn_write_2(sc, R92C_AFE_PLL_CTRL, 0xdb83); 3391251538Srpaulo 3392251538Srpaulo urtwn_write_1(sc, R92C_RF_CTRL, 3393251538Srpaulo R92C_RF_CTRL_EN | R92C_RF_CTRL_RSTB | R92C_RF_CTRL_SDMRSTB); 3394251538Srpaulo urtwn_write_1(sc, R92C_SYS_FUNC_EN, 3395251538Srpaulo R92C_SYS_FUNC_EN_USBA | R92C_SYS_FUNC_EN_USBD | 3396251538Srpaulo R92C_SYS_FUNC_EN_BB_GLB_RST | R92C_SYS_FUNC_EN_BBRSTB); 3397251538Srpaulo 3398264912Skevlo if (!(sc->chip & URTWN_CHIP_88E)) { 3399264912Skevlo urtwn_write_1(sc, R92C_LDOHCI12_CTRL, 0x0f); 3400264912Skevlo urtwn_write_1(sc, 0x15, 0xe9); 3401264912Skevlo urtwn_write_1(sc, R92C_AFE_XTAL_CTRL + 1, 0x80); 3402264912Skevlo } 3403251538Srpaulo 3404251538Srpaulo /* Select BB programming based on board type. */ 3405264912Skevlo if (sc->chip & URTWN_CHIP_88E) 3406264912Skevlo prog = &rtl8188eu_bb_prog; 3407264912Skevlo else if (!(sc->chip & URTWN_CHIP_92C)) { 3408251538Srpaulo if (sc->board_type == R92C_BOARD_TYPE_MINICARD) 3409251538Srpaulo prog = &rtl8188ce_bb_prog; 3410251538Srpaulo else if (sc->board_type == R92C_BOARD_TYPE_HIGHPA) 3411251538Srpaulo prog = &rtl8188ru_bb_prog; 3412251538Srpaulo else 3413251538Srpaulo prog = &rtl8188cu_bb_prog; 3414251538Srpaulo } else { 3415251538Srpaulo if (sc->board_type == R92C_BOARD_TYPE_MINICARD) 3416251538Srpaulo prog = &rtl8192ce_bb_prog; 3417251538Srpaulo else 3418251538Srpaulo prog = &rtl8192cu_bb_prog; 3419251538Srpaulo } 3420251538Srpaulo /* Write BB initialization values. */ 3421251538Srpaulo for (i = 0; i < prog->count; i++) { 3422251538Srpaulo urtwn_bb_write(sc, prog->regs[i], prog->vals[i]); 3423266472Shselasky urtwn_ms_delay(sc); 3424251538Srpaulo } 3425251538Srpaulo 3426251538Srpaulo if (sc->chip & URTWN_CHIP_92C_1T2R) { 3427251538Srpaulo /* 8192C 1T only configuration. */ 3428251538Srpaulo reg = urtwn_bb_read(sc, R92C_FPGA0_TXINFO); 3429251538Srpaulo reg = (reg & ~0x00000003) | 0x2; 3430251538Srpaulo urtwn_bb_write(sc, R92C_FPGA0_TXINFO, reg); 3431251538Srpaulo 3432251538Srpaulo reg = urtwn_bb_read(sc, R92C_FPGA1_TXINFO); 3433251538Srpaulo reg = (reg & ~0x00300033) | 0x00200022; 3434251538Srpaulo urtwn_bb_write(sc, R92C_FPGA1_TXINFO, reg); 3435251538Srpaulo 3436251538Srpaulo reg = urtwn_bb_read(sc, R92C_CCK0_AFESETTING); 3437251538Srpaulo reg = (reg & ~0xff000000) | 0x45 << 24; 3438251538Srpaulo urtwn_bb_write(sc, R92C_CCK0_AFESETTING, reg); 3439251538Srpaulo 3440251538Srpaulo reg = urtwn_bb_read(sc, R92C_OFDM0_TRXPATHENA); 3441251538Srpaulo reg = (reg & ~0x000000ff) | 0x23; 3442251538Srpaulo urtwn_bb_write(sc, R92C_OFDM0_TRXPATHENA, reg); 3443251538Srpaulo 3444251538Srpaulo reg = urtwn_bb_read(sc, R92C_OFDM0_AGCPARAM1); 3445251538Srpaulo reg = (reg & ~0x00000030) | 1 << 4; 3446251538Srpaulo urtwn_bb_write(sc, R92C_OFDM0_AGCPARAM1, reg); 3447251538Srpaulo 3448251538Srpaulo reg = urtwn_bb_read(sc, 0xe74); 3449251538Srpaulo reg = (reg & ~0x0c000000) | 2 << 26; 3450251538Srpaulo urtwn_bb_write(sc, 0xe74, reg); 3451251538Srpaulo reg = urtwn_bb_read(sc, 0xe78); 3452251538Srpaulo reg = (reg & ~0x0c000000) | 2 << 26; 3453251538Srpaulo urtwn_bb_write(sc, 0xe78, reg); 3454251538Srpaulo reg = urtwn_bb_read(sc, 0xe7c); 3455251538Srpaulo reg = (reg & ~0x0c000000) | 2 << 26; 3456251538Srpaulo urtwn_bb_write(sc, 0xe7c, reg); 3457251538Srpaulo reg = urtwn_bb_read(sc, 0xe80); 3458251538Srpaulo reg = (reg & ~0x0c000000) | 2 << 26; 3459251538Srpaulo urtwn_bb_write(sc, 0xe80, reg); 3460251538Srpaulo reg = urtwn_bb_read(sc, 0xe88); 3461251538Srpaulo reg = (reg & ~0x0c000000) | 2 << 26; 3462251538Srpaulo urtwn_bb_write(sc, 0xe88, reg); 3463251538Srpaulo } 3464251538Srpaulo 3465251538Srpaulo /* Write AGC values. */ 3466251538Srpaulo for (i = 0; i < prog->agccount; i++) { 3467251538Srpaulo urtwn_bb_write(sc, R92C_OFDM0_AGCRSSITABLE, 3468251538Srpaulo prog->agcvals[i]); 3469266472Shselasky urtwn_ms_delay(sc); 3470251538Srpaulo } 3471251538Srpaulo 3472264912Skevlo if (sc->chip & URTWN_CHIP_88E) { 3473264912Skevlo urtwn_bb_write(sc, R92C_OFDM0_AGCCORE1(0), 0x69553422); 3474266472Shselasky urtwn_ms_delay(sc); 3475264912Skevlo urtwn_bb_write(sc, R92C_OFDM0_AGCCORE1(0), 0x69553420); 3476266472Shselasky urtwn_ms_delay(sc); 3477264912Skevlo 3478291264Savos crystalcap = sc->rom.r88e_rom[0xb9]; 3479264912Skevlo if (crystalcap == 0xff) 3480264912Skevlo crystalcap = 0x20; 3481264912Skevlo crystalcap &= 0x3f; 3482264912Skevlo reg = urtwn_bb_read(sc, R92C_AFE_XTAL_CTRL); 3483264912Skevlo urtwn_bb_write(sc, R92C_AFE_XTAL_CTRL, 3484264912Skevlo RW(reg, R92C_AFE_XTAL_CTRL_ADDR, 3485264912Skevlo crystalcap | crystalcap << 6)); 3486264912Skevlo } else { 3487264912Skevlo if (urtwn_bb_read(sc, R92C_HSSI_PARAM2(0)) & 3488264912Skevlo R92C_HSSI_PARAM2_CCK_HIPWR) 3489264912Skevlo sc->sc_flags |= URTWN_FLAG_CCK_HIPWR; 3490264912Skevlo } 3491251538Srpaulo} 3492251538Srpaulo 3493289066Skevlostatic void 3494251538Srpaulourtwn_rf_init(struct urtwn_softc *sc) 3495251538Srpaulo{ 3496251538Srpaulo const struct urtwn_rf_prog *prog; 3497251538Srpaulo uint32_t reg, type; 3498251538Srpaulo int i, j, idx, off; 3499251538Srpaulo 3500251538Srpaulo /* Select RF programming based on board type. */ 3501264912Skevlo if (sc->chip & URTWN_CHIP_88E) 3502264912Skevlo prog = rtl8188eu_rf_prog; 3503264912Skevlo else if (!(sc->chip & URTWN_CHIP_92C)) { 3504251538Srpaulo if (sc->board_type == R92C_BOARD_TYPE_MINICARD) 3505251538Srpaulo prog = rtl8188ce_rf_prog; 3506251538Srpaulo else if (sc->board_type == R92C_BOARD_TYPE_HIGHPA) 3507251538Srpaulo prog = rtl8188ru_rf_prog; 3508251538Srpaulo else 3509251538Srpaulo prog = rtl8188cu_rf_prog; 3510251538Srpaulo } else 3511251538Srpaulo prog = rtl8192ce_rf_prog; 3512251538Srpaulo 3513251538Srpaulo for (i = 0; i < sc->nrxchains; i++) { 3514251538Srpaulo /* Save RF_ENV control type. */ 3515251538Srpaulo idx = i / 2; 3516251538Srpaulo off = (i % 2) * 16; 3517251538Srpaulo reg = urtwn_bb_read(sc, R92C_FPGA0_RFIFACESW(idx)); 3518251538Srpaulo type = (reg >> off) & 0x10; 3519251538Srpaulo 3520251538Srpaulo /* Set RF_ENV enable. */ 3521251538Srpaulo reg = urtwn_bb_read(sc, R92C_FPGA0_RFIFACEOE(i)); 3522251538Srpaulo reg |= 0x100000; 3523251538Srpaulo urtwn_bb_write(sc, R92C_FPGA0_RFIFACEOE(i), reg); 3524266472Shselasky urtwn_ms_delay(sc); 3525251538Srpaulo /* Set RF_ENV output high. */ 3526251538Srpaulo reg = urtwn_bb_read(sc, R92C_FPGA0_RFIFACEOE(i)); 3527251538Srpaulo reg |= 0x10; 3528251538Srpaulo urtwn_bb_write(sc, R92C_FPGA0_RFIFACEOE(i), reg); 3529266472Shselasky urtwn_ms_delay(sc); 3530251538Srpaulo /* Set address and data lengths of RF registers. */ 3531251538Srpaulo reg = urtwn_bb_read(sc, R92C_HSSI_PARAM2(i)); 3532251538Srpaulo reg &= ~R92C_HSSI_PARAM2_ADDR_LENGTH; 3533251538Srpaulo urtwn_bb_write(sc, R92C_HSSI_PARAM2(i), reg); 3534266472Shselasky urtwn_ms_delay(sc); 3535251538Srpaulo reg = urtwn_bb_read(sc, R92C_HSSI_PARAM2(i)); 3536251538Srpaulo reg &= ~R92C_HSSI_PARAM2_DATA_LENGTH; 3537251538Srpaulo urtwn_bb_write(sc, R92C_HSSI_PARAM2(i), reg); 3538266472Shselasky urtwn_ms_delay(sc); 3539251538Srpaulo 3540251538Srpaulo /* Write RF initialization values for this chain. */ 3541251538Srpaulo for (j = 0; j < prog[i].count; j++) { 3542251538Srpaulo if (prog[i].regs[j] >= 0xf9 && 3543251538Srpaulo prog[i].regs[j] <= 0xfe) { 3544251538Srpaulo /* 3545251538Srpaulo * These are fake RF registers offsets that 3546251538Srpaulo * indicate a delay is required. 3547251538Srpaulo */ 3548266472Shselasky usb_pause_mtx(&sc->sc_mtx, hz / 20); /* 50ms */ 3549251538Srpaulo continue; 3550251538Srpaulo } 3551251538Srpaulo urtwn_rf_write(sc, i, prog[i].regs[j], 3552251538Srpaulo prog[i].vals[j]); 3553266472Shselasky urtwn_ms_delay(sc); 3554251538Srpaulo } 3555251538Srpaulo 3556251538Srpaulo /* Restore RF_ENV control type. */ 3557251538Srpaulo reg = urtwn_bb_read(sc, R92C_FPGA0_RFIFACESW(idx)); 3558251538Srpaulo reg &= ~(0x10 << off) | (type << off); 3559251538Srpaulo urtwn_bb_write(sc, R92C_FPGA0_RFIFACESW(idx), reg); 3560251538Srpaulo 3561251538Srpaulo /* Cache RF register CHNLBW. */ 3562251538Srpaulo sc->rf_chnlbw[i] = urtwn_rf_read(sc, i, R92C_RF_CHNLBW); 3563251538Srpaulo } 3564251538Srpaulo 3565251538Srpaulo if ((sc->chip & (URTWN_CHIP_UMC_A_CUT | URTWN_CHIP_92C)) == 3566251538Srpaulo URTWN_CHIP_UMC_A_CUT) { 3567251538Srpaulo urtwn_rf_write(sc, 0, R92C_RF_RX_G1, 0x30255); 3568251538Srpaulo urtwn_rf_write(sc, 0, R92C_RF_RX_G2, 0x50a00); 3569251538Srpaulo } 3570251538Srpaulo} 3571251538Srpaulo 3572251538Srpaulostatic void 3573251538Srpaulourtwn_cam_init(struct urtwn_softc *sc) 3574251538Srpaulo{ 3575251538Srpaulo /* Invalidate all CAM entries. */ 3576251538Srpaulo urtwn_write_4(sc, R92C_CAMCMD, 3577251538Srpaulo R92C_CAMCMD_POLLING | R92C_CAMCMD_CLR); 3578251538Srpaulo} 3579251538Srpaulo 3580292175Savosstatic int 3581292175Savosurtwn_cam_write(struct urtwn_softc *sc, uint32_t addr, uint32_t data) 3582292175Savos{ 3583292175Savos usb_error_t error; 3584292175Savos 3585292175Savos error = urtwn_write_4(sc, R92C_CAMWRITE, data); 3586292175Savos if (error != USB_ERR_NORMAL_COMPLETION) 3587292175Savos return (EIO); 3588292175Savos error = urtwn_write_4(sc, R92C_CAMCMD, 3589292175Savos R92C_CAMCMD_POLLING | R92C_CAMCMD_WRITE | 3590292175Savos SM(R92C_CAMCMD_ADDR, addr)); 3591292175Savos if (error != USB_ERR_NORMAL_COMPLETION) 3592292175Savos return (EIO); 3593292175Savos 3594292175Savos return (0); 3595292175Savos} 3596292175Savos 3597251538Srpaulostatic void 3598251538Srpaulourtwn_pa_bias_init(struct urtwn_softc *sc) 3599251538Srpaulo{ 3600251538Srpaulo uint8_t reg; 3601251538Srpaulo int i; 3602251538Srpaulo 3603251538Srpaulo for (i = 0; i < sc->nrxchains; i++) { 3604251538Srpaulo if (sc->pa_setting & (1 << i)) 3605251538Srpaulo continue; 3606251538Srpaulo urtwn_rf_write(sc, i, R92C_RF_IPA, 0x0f406); 3607251538Srpaulo urtwn_rf_write(sc, i, R92C_RF_IPA, 0x4f406); 3608251538Srpaulo urtwn_rf_write(sc, i, R92C_RF_IPA, 0x8f406); 3609251538Srpaulo urtwn_rf_write(sc, i, R92C_RF_IPA, 0xcf406); 3610251538Srpaulo } 3611251538Srpaulo if (!(sc->pa_setting & 0x10)) { 3612251538Srpaulo reg = urtwn_read_1(sc, 0x16); 3613251538Srpaulo reg = (reg & ~0xf0) | 0x90; 3614251538Srpaulo urtwn_write_1(sc, 0x16, reg); 3615251538Srpaulo } 3616251538Srpaulo} 3617251538Srpaulo 3618251538Srpaulostatic void 3619251538Srpaulourtwn_rxfilter_init(struct urtwn_softc *sc) 3620251538Srpaulo{ 3621290564Savos struct ieee80211com *ic = &sc->sc_ic; 3622290564Savos struct ieee80211vap *vap = TAILQ_FIRST(&ic->ic_vaps); 3623290564Savos uint32_t rcr; 3624290564Savos uint16_t filter; 3625290564Savos 3626290564Savos URTWN_ASSERT_LOCKED(sc); 3627290564Savos 3628251538Srpaulo /* Accept all multicast frames. */ 3629251538Srpaulo urtwn_write_4(sc, R92C_MAR + 0, 0xffffffff); 3630251538Srpaulo urtwn_write_4(sc, R92C_MAR + 4, 0xffffffff); 3631290564Savos 3632290564Savos /* Filter for management frames. */ 3633290564Savos filter = 0x7f3f; 3634290631Savos switch (vap->iv_opmode) { 3635290631Savos case IEEE80211_M_STA: 3636290564Savos filter &= ~( 3637290564Savos R92C_RXFLTMAP_SUBTYPE(IEEE80211_FC0_SUBTYPE_ASSOC_REQ) | 3638290564Savos R92C_RXFLTMAP_SUBTYPE(IEEE80211_FC0_SUBTYPE_REASSOC_REQ) | 3639290564Savos R92C_RXFLTMAP_SUBTYPE(IEEE80211_FC0_SUBTYPE_PROBE_REQ)); 3640290631Savos break; 3641290631Savos case IEEE80211_M_HOSTAP: 3642290631Savos filter &= ~( 3643290631Savos R92C_RXFLTMAP_SUBTYPE(IEEE80211_FC0_SUBTYPE_ASSOC_RESP) | 3644290631Savos R92C_RXFLTMAP_SUBTYPE(IEEE80211_FC0_SUBTYPE_REASSOC_RESP) | 3645290631Savos R92C_RXFLTMAP_SUBTYPE(IEEE80211_FC0_SUBTYPE_BEACON)); 3646290631Savos break; 3647290631Savos case IEEE80211_M_MONITOR: 3648290651Savos case IEEE80211_M_IBSS: 3649290631Savos break; 3650290631Savos default: 3651290631Savos device_printf(sc->sc_dev, "%s: undefined opmode %d\n", 3652290631Savos __func__, vap->iv_opmode); 3653290631Savos break; 3654290564Savos } 3655290564Savos urtwn_write_2(sc, R92C_RXFLTMAP0, filter); 3656290564Savos 3657251538Srpaulo /* Reject all control frames. */ 3658251538Srpaulo urtwn_write_2(sc, R92C_RXFLTMAP1, 0x0000); 3659290564Savos 3660290564Savos /* Reject all data frames. */ 3661290564Savos urtwn_write_2(sc, R92C_RXFLTMAP2, 0x0000); 3662290564Savos 3663290564Savos rcr = R92C_RCR_AM | R92C_RCR_AB | R92C_RCR_APM | 3664290564Savos R92C_RCR_HTC_LOC_CTRL | R92C_RCR_APP_PHYSTS | 3665290564Savos R92C_RCR_APP_ICV | R92C_RCR_APP_MIC; 3666290564Savos 3667290564Savos if (vap->iv_opmode == IEEE80211_M_MONITOR) { 3668290564Savos /* Accept all frames. */ 3669290564Savos rcr |= R92C_RCR_ACF | R92C_RCR_ADF | R92C_RCR_AMF | 3670290564Savos R92C_RCR_AAP; 3671290564Savos } 3672290564Savos 3673290564Savos /* Set Rx filter. */ 3674290564Savos urtwn_write_4(sc, R92C_RCR, rcr); 3675290564Savos 3676290564Savos if (ic->ic_promisc != 0) { 3677290564Savos /* Update Rx filter. */ 3678290564Savos urtwn_set_promisc(sc); 3679290564Savos } 3680251538Srpaulo} 3681251538Srpaulo 3682251538Srpaulostatic void 3683251538Srpaulourtwn_edca_init(struct urtwn_softc *sc) 3684251538Srpaulo{ 3685251538Srpaulo urtwn_write_2(sc, R92C_SPEC_SIFS, 0x100a); 3686251538Srpaulo urtwn_write_2(sc, R92C_MAC_SPEC_SIFS, 0x100a); 3687251538Srpaulo urtwn_write_2(sc, R92C_SIFS_CCK, 0x100a); 3688251538Srpaulo urtwn_write_2(sc, R92C_SIFS_OFDM, 0x100a); 3689251538Srpaulo urtwn_write_4(sc, R92C_EDCA_BE_PARAM, 0x005ea42b); 3690251538Srpaulo urtwn_write_4(sc, R92C_EDCA_BK_PARAM, 0x0000a44f); 3691251538Srpaulo urtwn_write_4(sc, R92C_EDCA_VI_PARAM, 0x005ea324); 3692251538Srpaulo urtwn_write_4(sc, R92C_EDCA_VO_PARAM, 0x002fa226); 3693251538Srpaulo} 3694251538Srpaulo 3695289066Skevlostatic void 3696251538Srpaulourtwn_write_txpower(struct urtwn_softc *sc, int chain, 3697251538Srpaulo uint16_t power[URTWN_RIDX_COUNT]) 3698251538Srpaulo{ 3699251538Srpaulo uint32_t reg; 3700251538Srpaulo 3701251538Srpaulo /* Write per-CCK rate Tx power. */ 3702251538Srpaulo if (chain == 0) { 3703251538Srpaulo reg = urtwn_bb_read(sc, R92C_TXAGC_A_CCK1_MCS32); 3704251538Srpaulo reg = RW(reg, R92C_TXAGC_A_CCK1, power[0]); 3705251538Srpaulo urtwn_bb_write(sc, R92C_TXAGC_A_CCK1_MCS32, reg); 3706251538Srpaulo reg = urtwn_bb_read(sc, R92C_TXAGC_B_CCK11_A_CCK2_11); 3707251538Srpaulo reg = RW(reg, R92C_TXAGC_A_CCK2, power[1]); 3708251538Srpaulo reg = RW(reg, R92C_TXAGC_A_CCK55, power[2]); 3709251538Srpaulo reg = RW(reg, R92C_TXAGC_A_CCK11, power[3]); 3710251538Srpaulo urtwn_bb_write(sc, R92C_TXAGC_B_CCK11_A_CCK2_11, reg); 3711251538Srpaulo } else { 3712251538Srpaulo reg = urtwn_bb_read(sc, R92C_TXAGC_B_CCK1_55_MCS32); 3713251538Srpaulo reg = RW(reg, R92C_TXAGC_B_CCK1, power[0]); 3714251538Srpaulo reg = RW(reg, R92C_TXAGC_B_CCK2, power[1]); 3715251538Srpaulo reg = RW(reg, R92C_TXAGC_B_CCK55, power[2]); 3716251538Srpaulo urtwn_bb_write(sc, R92C_TXAGC_B_CCK1_55_MCS32, reg); 3717251538Srpaulo reg = urtwn_bb_read(sc, R92C_TXAGC_B_CCK11_A_CCK2_11); 3718251538Srpaulo reg = RW(reg, R92C_TXAGC_B_CCK11, power[3]); 3719251538Srpaulo urtwn_bb_write(sc, R92C_TXAGC_B_CCK11_A_CCK2_11, reg); 3720251538Srpaulo } 3721251538Srpaulo /* Write per-OFDM rate Tx power. */ 3722251538Srpaulo urtwn_bb_write(sc, R92C_TXAGC_RATE18_06(chain), 3723251538Srpaulo SM(R92C_TXAGC_RATE06, power[ 4]) | 3724251538Srpaulo SM(R92C_TXAGC_RATE09, power[ 5]) | 3725251538Srpaulo SM(R92C_TXAGC_RATE12, power[ 6]) | 3726251538Srpaulo SM(R92C_TXAGC_RATE18, power[ 7])); 3727251538Srpaulo urtwn_bb_write(sc, R92C_TXAGC_RATE54_24(chain), 3728251538Srpaulo SM(R92C_TXAGC_RATE24, power[ 8]) | 3729251538Srpaulo SM(R92C_TXAGC_RATE36, power[ 9]) | 3730251538Srpaulo SM(R92C_TXAGC_RATE48, power[10]) | 3731251538Srpaulo SM(R92C_TXAGC_RATE54, power[11])); 3732251538Srpaulo /* Write per-MCS Tx power. */ 3733251538Srpaulo urtwn_bb_write(sc, R92C_TXAGC_MCS03_MCS00(chain), 3734251538Srpaulo SM(R92C_TXAGC_MCS00, power[12]) | 3735251538Srpaulo SM(R92C_TXAGC_MCS01, power[13]) | 3736251538Srpaulo SM(R92C_TXAGC_MCS02, power[14]) | 3737251538Srpaulo SM(R92C_TXAGC_MCS03, power[15])); 3738251538Srpaulo urtwn_bb_write(sc, R92C_TXAGC_MCS07_MCS04(chain), 3739251538Srpaulo SM(R92C_TXAGC_MCS04, power[16]) | 3740251538Srpaulo SM(R92C_TXAGC_MCS05, power[17]) | 3741251538Srpaulo SM(R92C_TXAGC_MCS06, power[18]) | 3742251538Srpaulo SM(R92C_TXAGC_MCS07, power[19])); 3743251538Srpaulo urtwn_bb_write(sc, R92C_TXAGC_MCS11_MCS08(chain), 3744251538Srpaulo SM(R92C_TXAGC_MCS08, power[20]) | 3745261506Skevlo SM(R92C_TXAGC_MCS09, power[21]) | 3746251538Srpaulo SM(R92C_TXAGC_MCS10, power[22]) | 3747251538Srpaulo SM(R92C_TXAGC_MCS11, power[23])); 3748251538Srpaulo urtwn_bb_write(sc, R92C_TXAGC_MCS15_MCS12(chain), 3749251538Srpaulo SM(R92C_TXAGC_MCS12, power[24]) | 3750251538Srpaulo SM(R92C_TXAGC_MCS13, power[25]) | 3751251538Srpaulo SM(R92C_TXAGC_MCS14, power[26]) | 3752251538Srpaulo SM(R92C_TXAGC_MCS15, power[27])); 3753251538Srpaulo} 3754251538Srpaulo 3755289066Skevlostatic void 3756251538Srpaulourtwn_get_txpower(struct urtwn_softc *sc, int chain, 3757251538Srpaulo struct ieee80211_channel *c, struct ieee80211_channel *extc, 3758251538Srpaulo uint16_t power[URTWN_RIDX_COUNT]) 3759251538Srpaulo{ 3760287197Sglebius struct ieee80211com *ic = &sc->sc_ic; 3761291264Savos struct r92c_rom *rom = &sc->rom.r92c_rom; 3762251538Srpaulo uint16_t cckpow, ofdmpow, htpow, diff, max; 3763251538Srpaulo const struct urtwn_txpwr *base; 3764251538Srpaulo int ridx, chan, group; 3765251538Srpaulo 3766251538Srpaulo /* Determine channel group. */ 3767251538Srpaulo chan = ieee80211_chan2ieee(ic, c); /* XXX center freq! */ 3768251538Srpaulo if (chan <= 3) 3769251538Srpaulo group = 0; 3770251538Srpaulo else if (chan <= 9) 3771251538Srpaulo group = 1; 3772251538Srpaulo else 3773251538Srpaulo group = 2; 3774251538Srpaulo 3775251538Srpaulo /* Get original Tx power based on board type and RF chain. */ 3776251538Srpaulo if (!(sc->chip & URTWN_CHIP_92C)) { 3777251538Srpaulo if (sc->board_type == R92C_BOARD_TYPE_HIGHPA) 3778251538Srpaulo base = &rtl8188ru_txagc[chain]; 3779251538Srpaulo else 3780251538Srpaulo base = &rtl8192cu_txagc[chain]; 3781251538Srpaulo } else 3782251538Srpaulo base = &rtl8192cu_txagc[chain]; 3783251538Srpaulo 3784251538Srpaulo memset(power, 0, URTWN_RIDX_COUNT * sizeof(power[0])); 3785251538Srpaulo if (sc->regulatory == 0) { 3786289758Savos for (ridx = URTWN_RIDX_CCK1; ridx <= URTWN_RIDX_CCK11; ridx++) 3787251538Srpaulo power[ridx] = base->pwr[0][ridx]; 3788251538Srpaulo } 3789289758Savos for (ridx = URTWN_RIDX_OFDM6; ridx < URTWN_RIDX_COUNT; ridx++) { 3790251538Srpaulo if (sc->regulatory == 3) { 3791251538Srpaulo power[ridx] = base->pwr[0][ridx]; 3792251538Srpaulo /* Apply vendor limits. */ 3793251538Srpaulo if (extc != NULL) 3794251538Srpaulo max = rom->ht40_max_pwr[group]; 3795251538Srpaulo else 3796251538Srpaulo max = rom->ht20_max_pwr[group]; 3797251538Srpaulo max = (max >> (chain * 4)) & 0xf; 3798251538Srpaulo if (power[ridx] > max) 3799251538Srpaulo power[ridx] = max; 3800251538Srpaulo } else if (sc->regulatory == 1) { 3801251538Srpaulo if (extc == NULL) 3802251538Srpaulo power[ridx] = base->pwr[group][ridx]; 3803251538Srpaulo } else if (sc->regulatory != 2) 3804251538Srpaulo power[ridx] = base->pwr[0][ridx]; 3805251538Srpaulo } 3806251538Srpaulo 3807251538Srpaulo /* Compute per-CCK rate Tx power. */ 3808251538Srpaulo cckpow = rom->cck_tx_pwr[chain][group]; 3809289758Savos for (ridx = URTWN_RIDX_CCK1; ridx <= URTWN_RIDX_CCK11; ridx++) { 3810251538Srpaulo power[ridx] += cckpow; 3811251538Srpaulo if (power[ridx] > R92C_MAX_TX_PWR) 3812251538Srpaulo power[ridx] = R92C_MAX_TX_PWR; 3813251538Srpaulo } 3814251538Srpaulo 3815251538Srpaulo htpow = rom->ht40_1s_tx_pwr[chain][group]; 3816251538Srpaulo if (sc->ntxchains > 1) { 3817251538Srpaulo /* Apply reduction for 2 spatial streams. */ 3818251538Srpaulo diff = rom->ht40_2s_tx_pwr_diff[group]; 3819251538Srpaulo diff = (diff >> (chain * 4)) & 0xf; 3820251538Srpaulo htpow = (htpow > diff) ? htpow - diff : 0; 3821251538Srpaulo } 3822251538Srpaulo 3823251538Srpaulo /* Compute per-OFDM rate Tx power. */ 3824251538Srpaulo diff = rom->ofdm_tx_pwr_diff[group]; 3825251538Srpaulo diff = (diff >> (chain * 4)) & 0xf; 3826251538Srpaulo ofdmpow = htpow + diff; /* HT->OFDM correction. */ 3827289758Savos for (ridx = URTWN_RIDX_OFDM6; ridx <= URTWN_RIDX_OFDM54; ridx++) { 3828251538Srpaulo power[ridx] += ofdmpow; 3829251538Srpaulo if (power[ridx] > R92C_MAX_TX_PWR) 3830251538Srpaulo power[ridx] = R92C_MAX_TX_PWR; 3831251538Srpaulo } 3832251538Srpaulo 3833251538Srpaulo /* Compute per-MCS Tx power. */ 3834251538Srpaulo if (extc == NULL) { 3835251538Srpaulo diff = rom->ht20_tx_pwr_diff[group]; 3836251538Srpaulo diff = (diff >> (chain * 4)) & 0xf; 3837251538Srpaulo htpow += diff; /* HT40->HT20 correction. */ 3838251538Srpaulo } 3839251538Srpaulo for (ridx = 12; ridx <= 27; ridx++) { 3840251538Srpaulo power[ridx] += htpow; 3841251538Srpaulo if (power[ridx] > R92C_MAX_TX_PWR) 3842251538Srpaulo power[ridx] = R92C_MAX_TX_PWR; 3843251538Srpaulo } 3844251538Srpaulo#ifdef URTWN_DEBUG 3845251538Srpaulo if (urtwn_debug >= 4) { 3846251538Srpaulo /* Dump per-rate Tx power values. */ 3847251538Srpaulo printf("Tx power for chain %d:\n", chain); 3848289758Savos for (ridx = URTWN_RIDX_CCK1; ridx < URTWN_RIDX_COUNT; ridx++) 3849251538Srpaulo printf("Rate %d = %u\n", ridx, power[ridx]); 3850251538Srpaulo } 3851251538Srpaulo#endif 3852251538Srpaulo} 3853251538Srpaulo 3854289066Skevlostatic void 3855264912Skevlourtwn_r88e_get_txpower(struct urtwn_softc *sc, int chain, 3856264912Skevlo struct ieee80211_channel *c, struct ieee80211_channel *extc, 3857264912Skevlo uint16_t power[URTWN_RIDX_COUNT]) 3858264912Skevlo{ 3859287197Sglebius struct ieee80211com *ic = &sc->sc_ic; 3860264912Skevlo uint16_t cckpow, ofdmpow, bw20pow, htpow; 3861264912Skevlo const struct urtwn_r88e_txpwr *base; 3862264912Skevlo int ridx, chan, group; 3863264912Skevlo 3864264912Skevlo /* Determine channel group. */ 3865264912Skevlo chan = ieee80211_chan2ieee(ic, c); /* XXX center freq! */ 3866264912Skevlo if (chan <= 2) 3867264912Skevlo group = 0; 3868264912Skevlo else if (chan <= 5) 3869264912Skevlo group = 1; 3870264912Skevlo else if (chan <= 8) 3871264912Skevlo group = 2; 3872264912Skevlo else if (chan <= 11) 3873264912Skevlo group = 3; 3874264912Skevlo else if (chan <= 13) 3875264912Skevlo group = 4; 3876264912Skevlo else 3877264912Skevlo group = 5; 3878264912Skevlo 3879264912Skevlo /* Get original Tx power based on board type and RF chain. */ 3880264912Skevlo base = &rtl8188eu_txagc[chain]; 3881264912Skevlo 3882264912Skevlo memset(power, 0, URTWN_RIDX_COUNT * sizeof(power[0])); 3883264912Skevlo if (sc->regulatory == 0) { 3884289758Savos for (ridx = URTWN_RIDX_CCK1; ridx <= URTWN_RIDX_CCK11; ridx++) 3885264912Skevlo power[ridx] = base->pwr[0][ridx]; 3886264912Skevlo } 3887289758Savos for (ridx = URTWN_RIDX_OFDM6; ridx < URTWN_RIDX_COUNT; ridx++) { 3888264912Skevlo if (sc->regulatory == 3) 3889264912Skevlo power[ridx] = base->pwr[0][ridx]; 3890264912Skevlo else if (sc->regulatory == 1) { 3891264912Skevlo if (extc == NULL) 3892264912Skevlo power[ridx] = base->pwr[group][ridx]; 3893264912Skevlo } else if (sc->regulatory != 2) 3894264912Skevlo power[ridx] = base->pwr[0][ridx]; 3895264912Skevlo } 3896264912Skevlo 3897264912Skevlo /* Compute per-CCK rate Tx power. */ 3898264912Skevlo cckpow = sc->cck_tx_pwr[group]; 3899289758Savos for (ridx = URTWN_RIDX_CCK1; ridx <= URTWN_RIDX_CCK11; ridx++) { 3900264912Skevlo power[ridx] += cckpow; 3901264912Skevlo if (power[ridx] > R92C_MAX_TX_PWR) 3902264912Skevlo power[ridx] = R92C_MAX_TX_PWR; 3903264912Skevlo } 3904264912Skevlo 3905264912Skevlo htpow = sc->ht40_tx_pwr[group]; 3906264912Skevlo 3907264912Skevlo /* Compute per-OFDM rate Tx power. */ 3908264912Skevlo ofdmpow = htpow + sc->ofdm_tx_pwr_diff; 3909289758Savos for (ridx = URTWN_RIDX_OFDM6; ridx <= URTWN_RIDX_OFDM54; ridx++) { 3910264912Skevlo power[ridx] += ofdmpow; 3911264912Skevlo if (power[ridx] > R92C_MAX_TX_PWR) 3912264912Skevlo power[ridx] = R92C_MAX_TX_PWR; 3913264912Skevlo } 3914264912Skevlo 3915264912Skevlo bw20pow = htpow + sc->bw20_tx_pwr_diff; 3916264912Skevlo for (ridx = 12; ridx <= 27; ridx++) { 3917264912Skevlo power[ridx] += bw20pow; 3918264912Skevlo if (power[ridx] > R92C_MAX_TX_PWR) 3919264912Skevlo power[ridx] = R92C_MAX_TX_PWR; 3920264912Skevlo } 3921264912Skevlo} 3922264912Skevlo 3923289066Skevlostatic void 3924251538Srpaulourtwn_set_txpower(struct urtwn_softc *sc, struct ieee80211_channel *c, 3925251538Srpaulo struct ieee80211_channel *extc) 3926251538Srpaulo{ 3927251538Srpaulo uint16_t power[URTWN_RIDX_COUNT]; 3928251538Srpaulo int i; 3929251538Srpaulo 3930251538Srpaulo for (i = 0; i < sc->ntxchains; i++) { 3931251538Srpaulo /* Compute per-rate Tx power values. */ 3932264912Skevlo if (sc->chip & URTWN_CHIP_88E) 3933264912Skevlo urtwn_r88e_get_txpower(sc, i, c, extc, power); 3934264912Skevlo else 3935264912Skevlo urtwn_get_txpower(sc, i, c, extc, power); 3936251538Srpaulo /* Write per-rate Tx power values to hardware. */ 3937251538Srpaulo urtwn_write_txpower(sc, i, power); 3938251538Srpaulo } 3939251538Srpaulo} 3940251538Srpaulo 3941251538Srpaulostatic void 3942290048Savosurtwn_set_rx_bssid_all(struct urtwn_softc *sc, int enable) 3943290048Savos{ 3944290048Savos uint32_t reg; 3945290048Savos 3946290048Savos reg = urtwn_read_4(sc, R92C_RCR); 3947290048Savos if (enable) 3948290048Savos reg &= ~R92C_RCR_CBSSID_BCN; 3949290048Savos else 3950290048Savos reg |= R92C_RCR_CBSSID_BCN; 3951290048Savos urtwn_write_4(sc, R92C_RCR, reg); 3952290048Savos} 3953290048Savos 3954290048Savosstatic void 3955290048Savosurtwn_set_gain(struct urtwn_softc *sc, uint8_t gain) 3956290048Savos{ 3957290048Savos uint32_t reg; 3958290048Savos 3959290048Savos reg = urtwn_bb_read(sc, R92C_OFDM0_AGCCORE1(0)); 3960290048Savos reg = RW(reg, R92C_OFDM0_AGCCORE1_GAIN, gain); 3961290048Savos urtwn_bb_write(sc, R92C_OFDM0_AGCCORE1(0), reg); 3962290048Savos 3963290048Savos if (!(sc->chip & URTWN_CHIP_88E)) { 3964290048Savos reg = urtwn_bb_read(sc, R92C_OFDM0_AGCCORE1(1)); 3965290048Savos reg = RW(reg, R92C_OFDM0_AGCCORE1_GAIN, gain); 3966290048Savos urtwn_bb_write(sc, R92C_OFDM0_AGCCORE1(1), reg); 3967290048Savos } 3968290048Savos} 3969290048Savos 3970290048Savosstatic void 3971251538Srpaulourtwn_scan_start(struct ieee80211com *ic) 3972251538Srpaulo{ 3973290048Savos struct urtwn_softc *sc = ic->ic_softc; 3974290048Savos 3975290048Savos URTWN_LOCK(sc); 3976290048Savos /* Receive beacons / probe responses from any BSSID. */ 3977290651Savos if (ic->ic_opmode != IEEE80211_M_IBSS) 3978290651Savos urtwn_set_rx_bssid_all(sc, 1); 3979290651Savos 3980290048Savos /* Set gain for scanning. */ 3981290048Savos urtwn_set_gain(sc, 0x20); 3982290048Savos URTWN_UNLOCK(sc); 3983251538Srpaulo} 3984251538Srpaulo 3985251538Srpaulostatic void 3986251538Srpaulourtwn_scan_end(struct ieee80211com *ic) 3987251538Srpaulo{ 3988290048Savos struct urtwn_softc *sc = ic->ic_softc; 3989290048Savos 3990290048Savos URTWN_LOCK(sc); 3991290048Savos /* Restore limitations. */ 3992290651Savos if (ic->ic_promisc == 0 && ic->ic_opmode != IEEE80211_M_IBSS) 3993290564Savos urtwn_set_rx_bssid_all(sc, 0); 3994290651Savos 3995290048Savos /* Set gain under link. */ 3996290048Savos urtwn_set_gain(sc, 0x32); 3997290048Savos URTWN_UNLOCK(sc); 3998251538Srpaulo} 3999251538Srpaulo 4000251538Srpaulostatic void 4001251538Srpaulourtwn_set_channel(struct ieee80211com *ic) 4002251538Srpaulo{ 4003286949Sadrian struct urtwn_softc *sc = ic->ic_softc; 4004292173Savos struct ieee80211_channel *c = ic->ic_curchan; 4005281070Srpaulo struct ieee80211vap *vap = TAILQ_FIRST(&ic->ic_vaps); 4006251538Srpaulo 4007251538Srpaulo URTWN_LOCK(sc); 4008281070Srpaulo if (vap->iv_state == IEEE80211_S_SCAN) { 4009281070Srpaulo /* Make link LED blink during scan. */ 4010281070Srpaulo urtwn_set_led(sc, URTWN_LED_LINK, !sc->ledlink); 4011281070Srpaulo } 4012292173Savos urtwn_set_chan(sc, c, NULL); 4013292173Savos sc->sc_rxtap.wr_chan_freq = htole16(c->ic_freq); 4014292173Savos sc->sc_rxtap.wr_chan_flags = htole16(c->ic_flags); 4015292173Savos sc->sc_txtap.wt_chan_freq = htole16(c->ic_freq); 4016292173Savos sc->sc_txtap.wt_chan_flags = htole16(c->ic_flags); 4017251538Srpaulo URTWN_UNLOCK(sc); 4018251538Srpaulo} 4019251538Srpaulo 4020292014Savosstatic int 4021292014Savosurtwn_wme_update(struct ieee80211com *ic) 4022292014Savos{ 4023292014Savos const struct wmeParams *wmep = 4024292014Savos ic->ic_wme.wme_chanParams.cap_wmeParams; 4025292014Savos struct urtwn_softc *sc = ic->ic_softc; 4026292014Savos uint8_t aifs, acm, slottime; 4027292014Savos int ac; 4028292014Savos 4029292014Savos acm = 0; 4030292165Savos slottime = IEEE80211_GET_SLOTTIME(ic); 4031292014Savos 4032292014Savos URTWN_LOCK(sc); 4033292014Savos for (ac = WME_AC_BE; ac < WME_NUM_AC; ac++) { 4034292014Savos /* AIFS[AC] = AIFSN[AC] * aSlotTime + aSIFSTime. */ 4035292014Savos aifs = wmep[ac].wmep_aifsn * slottime + IEEE80211_DUR_SIFS; 4036292014Savos urtwn_write_4(sc, wme2queue[ac].reg, 4037292014Savos SM(R92C_EDCA_PARAM_TXOP, wmep[ac].wmep_txopLimit) | 4038292014Savos SM(R92C_EDCA_PARAM_ECWMIN, wmep[ac].wmep_logcwmin) | 4039292014Savos SM(R92C_EDCA_PARAM_ECWMAX, wmep[ac].wmep_logcwmax) | 4040292014Savos SM(R92C_EDCA_PARAM_AIFS, aifs)); 4041292014Savos if (ac != WME_AC_BE) 4042292014Savos acm |= wmep[ac].wmep_acm << ac; 4043292014Savos } 4044292014Savos 4045292014Savos if (acm != 0) 4046292014Savos acm |= R92C_ACMHWCTRL_EN; 4047292014Savos urtwn_write_1(sc, R92C_ACMHWCTRL, 4048292014Savos (urtwn_read_1(sc, R92C_ACMHWCTRL) & ~R92C_ACMHWCTRL_ACM_MASK) | 4049292014Savos acm); 4050292014Savos 4051292014Savos URTWN_UNLOCK(sc); 4052292014Savos 4053292014Savos return 0; 4054292014Savos} 4055292014Savos 4056251538Srpaulostatic void 4057290564Savosurtwn_set_promisc(struct urtwn_softc *sc) 4058290564Savos{ 4059290564Savos struct ieee80211com *ic = &sc->sc_ic; 4060290564Savos struct ieee80211vap *vap = TAILQ_FIRST(&ic->ic_vaps); 4061290564Savos uint32_t rcr, mask1, mask2; 4062290564Savos 4063290564Savos URTWN_ASSERT_LOCKED(sc); 4064290564Savos 4065290564Savos if (vap->iv_opmode == IEEE80211_M_MONITOR) 4066290564Savos return; 4067290564Savos 4068290564Savos mask1 = R92C_RCR_ACF | R92C_RCR_ADF | R92C_RCR_AMF | R92C_RCR_AAP; 4069290564Savos mask2 = R92C_RCR_APM; 4070290564Savos 4071290564Savos if (vap->iv_state == IEEE80211_S_RUN) { 4072290564Savos switch (vap->iv_opmode) { 4073290564Savos case IEEE80211_M_STA: 4074290631Savos mask2 |= R92C_RCR_CBSSID_DATA; 4075290631Savos /* FALLTHROUGH */ 4076290631Savos case IEEE80211_M_HOSTAP: 4077290631Savos mask2 |= R92C_RCR_CBSSID_BCN; 4078290564Savos break; 4079290651Savos case IEEE80211_M_IBSS: 4080290651Savos mask2 |= R92C_RCR_CBSSID_DATA; 4081290651Savos break; 4082290564Savos default: 4083290564Savos device_printf(sc->sc_dev, "%s: undefined opmode %d\n", 4084290564Savos __func__, vap->iv_opmode); 4085290564Savos return; 4086290564Savos } 4087290564Savos } 4088290564Savos 4089290564Savos rcr = urtwn_read_4(sc, R92C_RCR); 4090290564Savos if (ic->ic_promisc == 0) 4091290564Savos rcr = (rcr & ~mask1) | mask2; 4092290564Savos else 4093290564Savos rcr = (rcr & ~mask2) | mask1; 4094290564Savos urtwn_write_4(sc, R92C_RCR, rcr); 4095290564Savos} 4096290564Savos 4097290564Savosstatic void 4098290564Savosurtwn_update_promisc(struct ieee80211com *ic) 4099290564Savos{ 4100290564Savos struct urtwn_softc *sc = ic->ic_softc; 4101290564Savos 4102290564Savos URTWN_LOCK(sc); 4103290564Savos if (sc->sc_flags & URTWN_RUNNING) 4104290564Savos urtwn_set_promisc(sc); 4105290564Savos URTWN_UNLOCK(sc); 4106290564Savos} 4107290564Savos 4108290564Savosstatic void 4109283540Sglebiusurtwn_update_mcast(struct ieee80211com *ic) 4110251538Srpaulo{ 4111251538Srpaulo /* XXX do nothing? */ 4112251538Srpaulo} 4113251538Srpaulo 4114292167Savosstatic struct ieee80211_node * 4115292167Savosurtwn_r88e_node_alloc(struct ieee80211vap *vap, 4116292167Savos const uint8_t mac[IEEE80211_ADDR_LEN]) 4117292167Savos{ 4118292167Savos struct urtwn_node *un; 4119292167Savos 4120292167Savos un = malloc(sizeof (struct urtwn_node), M_80211_NODE, 4121292167Savos M_NOWAIT | M_ZERO); 4122292167Savos 4123292167Savos if (un == NULL) 4124292167Savos return NULL; 4125292167Savos 4126292167Savos un->id = URTWN_MACID_UNDEFINED; 4127292167Savos 4128292167Savos return &un->ni; 4129292167Savos} 4130292167Savos 4131251538Srpaulostatic void 4132292167Savosurtwn_r88e_newassoc(struct ieee80211_node *ni, int isnew) 4133292167Savos{ 4134292167Savos struct urtwn_softc *sc = ni->ni_ic->ic_softc; 4135292167Savos struct urtwn_node *un = URTWN_NODE(ni); 4136292167Savos uint8_t id; 4137292167Savos 4138292167Savos if (!isnew) 4139292167Savos return; 4140292167Savos 4141292167Savos URTWN_NT_LOCK(sc); 4142292167Savos for (id = 0; id <= URTWN_MACID_MAX(sc); id++) { 4143292167Savos if (id != URTWN_MACID_BC && sc->node_list[id] == NULL) { 4144292167Savos un->id = id; 4145292167Savos sc->node_list[id] = ni; 4146292167Savos break; 4147292167Savos } 4148292167Savos } 4149292167Savos URTWN_NT_UNLOCK(sc); 4150292167Savos 4151292167Savos if (id > URTWN_MACID_MAX(sc)) { 4152292167Savos device_printf(sc->sc_dev, "%s: node table is full\n", 4153292167Savos __func__); 4154292167Savos } 4155292167Savos} 4156292167Savos 4157292167Savosstatic void 4158292167Savosurtwn_r88e_node_free(struct ieee80211_node *ni) 4159292167Savos{ 4160292167Savos struct urtwn_softc *sc = ni->ni_ic->ic_softc; 4161292167Savos struct urtwn_node *un = URTWN_NODE(ni); 4162292167Savos 4163292167Savos URTWN_NT_LOCK(sc); 4164292167Savos if (un->id != URTWN_MACID_UNDEFINED) 4165292167Savos sc->node_list[un->id] = NULL; 4166292167Savos URTWN_NT_UNLOCK(sc); 4167292167Savos 4168292167Savos sc->sc_node_free(ni); 4169292167Savos} 4170292167Savos 4171292167Savosstatic void 4172251538Srpaulourtwn_set_chan(struct urtwn_softc *sc, struct ieee80211_channel *c, 4173251538Srpaulo struct ieee80211_channel *extc) 4174251538Srpaulo{ 4175287197Sglebius struct ieee80211com *ic = &sc->sc_ic; 4176251538Srpaulo uint32_t reg; 4177251538Srpaulo u_int chan; 4178251538Srpaulo int i; 4179251538Srpaulo 4180251538Srpaulo chan = ieee80211_chan2ieee(ic, c); /* XXX center freq! */ 4181251538Srpaulo if (chan == 0 || chan == IEEE80211_CHAN_ANY) { 4182251538Srpaulo device_printf(sc->sc_dev, 4183251538Srpaulo "%s: invalid channel %x\n", __func__, chan); 4184251538Srpaulo return; 4185251538Srpaulo } 4186251538Srpaulo 4187251538Srpaulo /* Set Tx power for this new channel. */ 4188251538Srpaulo urtwn_set_txpower(sc, c, extc); 4189251538Srpaulo 4190251538Srpaulo for (i = 0; i < sc->nrxchains; i++) { 4191251538Srpaulo urtwn_rf_write(sc, i, R92C_RF_CHNLBW, 4192251538Srpaulo RW(sc->rf_chnlbw[i], R92C_RF_CHNLBW_CHNL, chan)); 4193251538Srpaulo } 4194251538Srpaulo#ifndef IEEE80211_NO_HT 4195251538Srpaulo if (extc != NULL) { 4196251538Srpaulo /* Is secondary channel below or above primary? */ 4197251538Srpaulo int prichlo = c->ic_freq < extc->ic_freq; 4198251538Srpaulo 4199251538Srpaulo urtwn_write_1(sc, R92C_BWOPMODE, 4200251538Srpaulo urtwn_read_1(sc, R92C_BWOPMODE) & ~R92C_BWOPMODE_20MHZ); 4201251538Srpaulo 4202251538Srpaulo reg = urtwn_read_1(sc, R92C_RRSR + 2); 4203251538Srpaulo reg = (reg & ~0x6f) | (prichlo ? 1 : 2) << 5; 4204251538Srpaulo urtwn_write_1(sc, R92C_RRSR + 2, reg); 4205251538Srpaulo 4206251538Srpaulo urtwn_bb_write(sc, R92C_FPGA0_RFMOD, 4207251538Srpaulo urtwn_bb_read(sc, R92C_FPGA0_RFMOD) | R92C_RFMOD_40MHZ); 4208251538Srpaulo urtwn_bb_write(sc, R92C_FPGA1_RFMOD, 4209251538Srpaulo urtwn_bb_read(sc, R92C_FPGA1_RFMOD) | R92C_RFMOD_40MHZ); 4210251538Srpaulo 4211251538Srpaulo /* Set CCK side band. */ 4212251538Srpaulo reg = urtwn_bb_read(sc, R92C_CCK0_SYSTEM); 4213251538Srpaulo reg = (reg & ~0x00000010) | (prichlo ? 0 : 1) << 4; 4214251538Srpaulo urtwn_bb_write(sc, R92C_CCK0_SYSTEM, reg); 4215251538Srpaulo 4216251538Srpaulo reg = urtwn_bb_read(sc, R92C_OFDM1_LSTF); 4217251538Srpaulo reg = (reg & ~0x00000c00) | (prichlo ? 1 : 2) << 10; 4218251538Srpaulo urtwn_bb_write(sc, R92C_OFDM1_LSTF, reg); 4219251538Srpaulo 4220251538Srpaulo urtwn_bb_write(sc, R92C_FPGA0_ANAPARAM2, 4221251538Srpaulo urtwn_bb_read(sc, R92C_FPGA0_ANAPARAM2) & 4222251538Srpaulo ~R92C_FPGA0_ANAPARAM2_CBW20); 4223251538Srpaulo 4224251538Srpaulo reg = urtwn_bb_read(sc, 0x818); 4225251538Srpaulo reg = (reg & ~0x0c000000) | (prichlo ? 2 : 1) << 26; 4226251538Srpaulo urtwn_bb_write(sc, 0x818, reg); 4227251538Srpaulo 4228251538Srpaulo /* Select 40MHz bandwidth. */ 4229251538Srpaulo urtwn_rf_write(sc, 0, R92C_RF_CHNLBW, 4230251538Srpaulo (sc->rf_chnlbw[0] & ~0xfff) | chan); 4231251538Srpaulo } else 4232251538Srpaulo#endif 4233251538Srpaulo { 4234251538Srpaulo urtwn_write_1(sc, R92C_BWOPMODE, 4235251538Srpaulo urtwn_read_1(sc, R92C_BWOPMODE) | R92C_BWOPMODE_20MHZ); 4236251538Srpaulo 4237251538Srpaulo urtwn_bb_write(sc, R92C_FPGA0_RFMOD, 4238251538Srpaulo urtwn_bb_read(sc, R92C_FPGA0_RFMOD) & ~R92C_RFMOD_40MHZ); 4239251538Srpaulo urtwn_bb_write(sc, R92C_FPGA1_RFMOD, 4240251538Srpaulo urtwn_bb_read(sc, R92C_FPGA1_RFMOD) & ~R92C_RFMOD_40MHZ); 4241251538Srpaulo 4242264912Skevlo if (!(sc->chip & URTWN_CHIP_88E)) { 4243264912Skevlo urtwn_bb_write(sc, R92C_FPGA0_ANAPARAM2, 4244264912Skevlo urtwn_bb_read(sc, R92C_FPGA0_ANAPARAM2) | 4245264912Skevlo R92C_FPGA0_ANAPARAM2_CBW20); 4246264912Skevlo } 4247281069Srpaulo 4248251538Srpaulo /* Select 20MHz bandwidth. */ 4249251538Srpaulo urtwn_rf_write(sc, 0, R92C_RF_CHNLBW, 4250281069Srpaulo (sc->rf_chnlbw[0] & ~0xfff) | chan | 4251264912Skevlo ((sc->chip & URTWN_CHIP_88E) ? R88E_RF_CHNLBW_BW20 : 4252264912Skevlo R92C_RF_CHNLBW_BW20)); 4253251538Srpaulo } 4254251538Srpaulo} 4255251538Srpaulo 4256251538Srpaulostatic void 4257251538Srpaulourtwn_iq_calib(struct urtwn_softc *sc) 4258251538Srpaulo{ 4259251538Srpaulo /* TODO */ 4260251538Srpaulo} 4261251538Srpaulo 4262251538Srpaulostatic void 4263251538Srpaulourtwn_lc_calib(struct urtwn_softc *sc) 4264251538Srpaulo{ 4265251538Srpaulo uint32_t rf_ac[2]; 4266251538Srpaulo uint8_t txmode; 4267251538Srpaulo int i; 4268251538Srpaulo 4269251538Srpaulo txmode = urtwn_read_1(sc, R92C_OFDM1_LSTF + 3); 4270251538Srpaulo if ((txmode & 0x70) != 0) { 4271251538Srpaulo /* Disable all continuous Tx. */ 4272251538Srpaulo urtwn_write_1(sc, R92C_OFDM1_LSTF + 3, txmode & ~0x70); 4273251538Srpaulo 4274251538Srpaulo /* Set RF mode to standby mode. */ 4275251538Srpaulo for (i = 0; i < sc->nrxchains; i++) { 4276251538Srpaulo rf_ac[i] = urtwn_rf_read(sc, i, R92C_RF_AC); 4277251538Srpaulo urtwn_rf_write(sc, i, R92C_RF_AC, 4278251538Srpaulo RW(rf_ac[i], R92C_RF_AC_MODE, 4279251538Srpaulo R92C_RF_AC_MODE_STANDBY)); 4280251538Srpaulo } 4281251538Srpaulo } else { 4282251538Srpaulo /* Block all Tx queues. */ 4283251538Srpaulo urtwn_write_1(sc, R92C_TXPAUSE, 0xff); 4284251538Srpaulo } 4285251538Srpaulo /* Start calibration. */ 4286251538Srpaulo urtwn_rf_write(sc, 0, R92C_RF_CHNLBW, 4287251538Srpaulo urtwn_rf_read(sc, 0, R92C_RF_CHNLBW) | R92C_RF_CHNLBW_LCSTART); 4288251538Srpaulo 4289251538Srpaulo /* Give calibration the time to complete. */ 4290266472Shselasky usb_pause_mtx(&sc->sc_mtx, hz / 10); /* 100ms */ 4291251538Srpaulo 4292251538Srpaulo /* Restore configuration. */ 4293251538Srpaulo if ((txmode & 0x70) != 0) { 4294251538Srpaulo /* Restore Tx mode. */ 4295251538Srpaulo urtwn_write_1(sc, R92C_OFDM1_LSTF + 3, txmode); 4296251538Srpaulo /* Restore RF mode. */ 4297251538Srpaulo for (i = 0; i < sc->nrxchains; i++) 4298251538Srpaulo urtwn_rf_write(sc, i, R92C_RF_AC, rf_ac[i]); 4299251538Srpaulo } else { 4300251538Srpaulo /* Unblock all Tx queues. */ 4301251538Srpaulo urtwn_write_1(sc, R92C_TXPAUSE, 0x00); 4302251538Srpaulo } 4303251538Srpaulo} 4304251538Srpaulo 4305291698Savosstatic int 4306287197Sglebiusurtwn_init(struct urtwn_softc *sc) 4307251538Srpaulo{ 4308287197Sglebius struct ieee80211com *ic = &sc->sc_ic; 4309287197Sglebius struct ieee80211vap *vap = TAILQ_FIRST(&ic->ic_vaps); 4310287197Sglebius uint8_t macaddr[IEEE80211_ADDR_LEN]; 4311251538Srpaulo uint32_t reg; 4312291698Savos usb_error_t usb_err = USB_ERR_NORMAL_COMPLETION; 4313251538Srpaulo int error; 4314251538Srpaulo 4315291698Savos URTWN_LOCK(sc); 4316291698Savos if (sc->sc_flags & URTWN_RUNNING) { 4317291698Savos URTWN_UNLOCK(sc); 4318291698Savos return (0); 4319291698Savos } 4320264864Skevlo 4321251538Srpaulo /* Init firmware commands ring. */ 4322251538Srpaulo sc->fwcur = 0; 4323251538Srpaulo 4324251538Srpaulo /* Allocate Tx/Rx buffers. */ 4325251538Srpaulo error = urtwn_alloc_rx_list(sc); 4326251538Srpaulo if (error != 0) 4327251538Srpaulo goto fail; 4328281069Srpaulo 4329251538Srpaulo error = urtwn_alloc_tx_list(sc); 4330251538Srpaulo if (error != 0) 4331251538Srpaulo goto fail; 4332251538Srpaulo 4333251538Srpaulo /* Power on adapter. */ 4334251538Srpaulo error = urtwn_power_on(sc); 4335251538Srpaulo if (error != 0) 4336251538Srpaulo goto fail; 4337251538Srpaulo 4338251538Srpaulo /* Initialize DMA. */ 4339251538Srpaulo error = urtwn_dma_init(sc); 4340251538Srpaulo if (error != 0) 4341251538Srpaulo goto fail; 4342251538Srpaulo 4343251538Srpaulo /* Set info size in Rx descriptors (in 64-bit words). */ 4344251538Srpaulo urtwn_write_1(sc, R92C_RX_DRVINFO_SZ, 4); 4345251538Srpaulo 4346251538Srpaulo /* Init interrupts. */ 4347264912Skevlo if (sc->chip & URTWN_CHIP_88E) { 4348291698Savos usb_err = urtwn_write_4(sc, R88E_HISR, 0xffffffff); 4349291698Savos if (usb_err != USB_ERR_NORMAL_COMPLETION) 4350291698Savos goto fail; 4351291698Savos usb_err = urtwn_write_4(sc, R88E_HIMR, R88E_HIMR_CPWM | R88E_HIMR_CPWM2 | 4352264912Skevlo R88E_HIMR_TBDER | R88E_HIMR_PSTIMEOUT); 4353291698Savos if (usb_err != USB_ERR_NORMAL_COMPLETION) 4354291698Savos goto fail; 4355291698Savos usb_err = urtwn_write_4(sc, R88E_HIMRE, R88E_HIMRE_RXFOVW | 4356264912Skevlo R88E_HIMRE_TXFOVW | R88E_HIMRE_RXERR | R88E_HIMRE_TXERR); 4357291698Savos if (usb_err != USB_ERR_NORMAL_COMPLETION) 4358291698Savos goto fail; 4359291698Savos usb_err = urtwn_write_1(sc, R92C_USB_SPECIAL_OPTION, 4360264912Skevlo urtwn_read_1(sc, R92C_USB_SPECIAL_OPTION) | 4361264912Skevlo R92C_USB_SPECIAL_OPTION_INT_BULK_SEL); 4362291698Savos if (usb_err != USB_ERR_NORMAL_COMPLETION) 4363291698Savos goto fail; 4364264912Skevlo } else { 4365291698Savos usb_err = urtwn_write_4(sc, R92C_HISR, 0xffffffff); 4366291698Savos if (usb_err != USB_ERR_NORMAL_COMPLETION) 4367291698Savos goto fail; 4368291698Savos usb_err = urtwn_write_4(sc, R92C_HIMR, 0xffffffff); 4369291698Savos if (usb_err != USB_ERR_NORMAL_COMPLETION) 4370291698Savos goto fail; 4371264912Skevlo } 4372251538Srpaulo 4373251538Srpaulo /* Set MAC address. */ 4374287197Sglebius IEEE80211_ADDR_COPY(macaddr, vap ? vap->iv_myaddr : ic->ic_macaddr); 4375291698Savos usb_err = urtwn_write_region_1(sc, R92C_MACID, macaddr, IEEE80211_ADDR_LEN); 4376291698Savos if (usb_err != USB_ERR_NORMAL_COMPLETION) 4377291698Savos goto fail; 4378251538Srpaulo 4379251538Srpaulo /* Set initial network type. */ 4380289811Savos urtwn_set_mode(sc, R92C_MSR_INFRA); 4381251538Srpaulo 4382290564Savos /* Initialize Rx filter. */ 4383251538Srpaulo urtwn_rxfilter_init(sc); 4384251538Srpaulo 4385282623Skevlo /* Set response rate. */ 4386251538Srpaulo reg = urtwn_read_4(sc, R92C_RRSR); 4387251538Srpaulo reg = RW(reg, R92C_RRSR_RATE_BITMAP, R92C_RRSR_RATE_CCK_ONLY_1M); 4388251538Srpaulo urtwn_write_4(sc, R92C_RRSR, reg); 4389251538Srpaulo 4390251538Srpaulo /* Set short/long retry limits. */ 4391251538Srpaulo urtwn_write_2(sc, R92C_RL, 4392251538Srpaulo SM(R92C_RL_SRL, 0x30) | SM(R92C_RL_LRL, 0x30)); 4393251538Srpaulo 4394251538Srpaulo /* Initialize EDCA parameters. */ 4395251538Srpaulo urtwn_edca_init(sc); 4396251538Srpaulo 4397251538Srpaulo /* Setup rate fallback. */ 4398264912Skevlo if (!(sc->chip & URTWN_CHIP_88E)) { 4399264912Skevlo urtwn_write_4(sc, R92C_DARFRC + 0, 0x00000000); 4400264912Skevlo urtwn_write_4(sc, R92C_DARFRC + 4, 0x10080404); 4401264912Skevlo urtwn_write_4(sc, R92C_RARFRC + 0, 0x04030201); 4402264912Skevlo urtwn_write_4(sc, R92C_RARFRC + 4, 0x08070605); 4403264912Skevlo } 4404251538Srpaulo 4405251538Srpaulo urtwn_write_1(sc, R92C_FWHW_TXQ_CTRL, 4406251538Srpaulo urtwn_read_1(sc, R92C_FWHW_TXQ_CTRL) | 4407251538Srpaulo R92C_FWHW_TXQ_CTRL_AMPDU_RTY_NEW); 4408251538Srpaulo /* Set ACK timeout. */ 4409251538Srpaulo urtwn_write_1(sc, R92C_ACKTO, 0x40); 4410251538Srpaulo 4411251538Srpaulo /* Setup USB aggregation. */ 4412251538Srpaulo reg = urtwn_read_4(sc, R92C_TDECTRL); 4413251538Srpaulo reg = RW(reg, R92C_TDECTRL_BLK_DESC_NUM, 6); 4414251538Srpaulo urtwn_write_4(sc, R92C_TDECTRL, reg); 4415251538Srpaulo urtwn_write_1(sc, R92C_TRXDMA_CTRL, 4416251538Srpaulo urtwn_read_1(sc, R92C_TRXDMA_CTRL) | 4417251538Srpaulo R92C_TRXDMA_CTRL_RXDMA_AGG_EN); 4418251538Srpaulo urtwn_write_1(sc, R92C_RXDMA_AGG_PG_TH, 48); 4419264912Skevlo if (sc->chip & URTWN_CHIP_88E) 4420264912Skevlo urtwn_write_1(sc, R92C_RXDMA_AGG_PG_TH + 1, 4); 4421282266Skevlo else { 4422264912Skevlo urtwn_write_1(sc, R92C_USB_DMA_AGG_TO, 4); 4423282266Skevlo urtwn_write_1(sc, R92C_USB_SPECIAL_OPTION, 4424282266Skevlo urtwn_read_1(sc, R92C_USB_SPECIAL_OPTION) | 4425282266Skevlo R92C_USB_SPECIAL_OPTION_AGG_EN); 4426282266Skevlo urtwn_write_1(sc, R92C_USB_AGG_TH, 8); 4427282266Skevlo urtwn_write_1(sc, R92C_USB_AGG_TO, 6); 4428282266Skevlo } 4429251538Srpaulo 4430251538Srpaulo /* Initialize beacon parameters. */ 4431264912Skevlo urtwn_write_2(sc, R92C_BCN_CTRL, 0x1010); 4432251538Srpaulo urtwn_write_2(sc, R92C_TBTT_PROHIBIT, 0x6404); 4433251538Srpaulo urtwn_write_1(sc, R92C_DRVERLYINT, 0x05); 4434251538Srpaulo urtwn_write_1(sc, R92C_BCNDMATIM, 0x02); 4435251538Srpaulo urtwn_write_2(sc, R92C_BCNTCFG, 0x660f); 4436251538Srpaulo 4437264912Skevlo if (!(sc->chip & URTWN_CHIP_88E)) { 4438264912Skevlo /* Setup AMPDU aggregation. */ 4439264912Skevlo urtwn_write_4(sc, R92C_AGGLEN_LMT, 0x99997631); /* MCS7~0 */ 4440264912Skevlo urtwn_write_1(sc, R92C_AGGR_BREAK_TIME, 0x16); 4441264912Skevlo urtwn_write_2(sc, R92C_MAX_AGGR_NUM, 0x0708); 4442251538Srpaulo 4443264912Skevlo urtwn_write_1(sc, R92C_BCN_MAX_ERR, 0xff); 4444264912Skevlo } 4445251538Srpaulo 4446251538Srpaulo /* Load 8051 microcode. */ 4447251538Srpaulo error = urtwn_load_firmware(sc); 4448251538Srpaulo if (error != 0) 4449251538Srpaulo goto fail; 4450251538Srpaulo 4451251538Srpaulo /* Initialize MAC/BB/RF blocks. */ 4452291698Savos error = urtwn_mac_init(sc); 4453291698Savos if (error != 0) { 4454291698Savos device_printf(sc->sc_dev, 4455291698Savos "%s: error while initializing MAC block\n", __func__); 4456291698Savos goto fail; 4457291698Savos } 4458251538Srpaulo urtwn_bb_init(sc); 4459251538Srpaulo urtwn_rf_init(sc); 4460251538Srpaulo 4461290564Savos /* Reinitialize Rx filter (D3845 is not committed yet). */ 4462290564Savos urtwn_rxfilter_init(sc); 4463290564Savos 4464264912Skevlo if (sc->chip & URTWN_CHIP_88E) { 4465264912Skevlo urtwn_write_2(sc, R92C_CR, 4466264912Skevlo urtwn_read_2(sc, R92C_CR) | R92C_CR_MACTXEN | 4467264912Skevlo R92C_CR_MACRXEN); 4468264912Skevlo } 4469264912Skevlo 4470251538Srpaulo /* Turn CCK and OFDM blocks on. */ 4471251538Srpaulo reg = urtwn_bb_read(sc, R92C_FPGA0_RFMOD); 4472251538Srpaulo reg |= R92C_RFMOD_CCK_EN; 4473291698Savos usb_err = urtwn_bb_write(sc, R92C_FPGA0_RFMOD, reg); 4474291698Savos if (usb_err != USB_ERR_NORMAL_COMPLETION) 4475291698Savos goto fail; 4476251538Srpaulo reg = urtwn_bb_read(sc, R92C_FPGA0_RFMOD); 4477251538Srpaulo reg |= R92C_RFMOD_OFDM_EN; 4478291698Savos usb_err = urtwn_bb_write(sc, R92C_FPGA0_RFMOD, reg); 4479291698Savos if (usb_err != USB_ERR_NORMAL_COMPLETION) 4480291698Savos goto fail; 4481251538Srpaulo 4482251538Srpaulo /* Clear per-station keys table. */ 4483251538Srpaulo urtwn_cam_init(sc); 4484251538Srpaulo 4485292175Savos /* Enable decryption / encryption. */ 4486292175Savos urtwn_write_2(sc, R92C_SECCFG, 4487292175Savos R92C_SECCFG_TXUCKEY_DEF | R92C_SECCFG_RXUCKEY_DEF | 4488292175Savos R92C_SECCFG_TXENC_ENA | R92C_SECCFG_RXDEC_ENA | 4489292175Savos R92C_SECCFG_TXBCKEY_DEF | R92C_SECCFG_RXBCKEY_DEF); 4490292175Savos 4491292175Savos /* 4492292175Savos * Install static keys (if any). 4493292175Savos * Must be called after urtwn_cam_init(). 4494292175Savos */ 4495292175Savos ieee80211_runtask(ic, &sc->cmdq_task); 4496292175Savos 4497251538Srpaulo /* Enable hardware sequence numbering. */ 4498251538Srpaulo urtwn_write_1(sc, R92C_HWSEQ_CTRL, 0xff); 4499251538Srpaulo 4500292167Savos /* Enable per-packet TX report. */ 4501292167Savos if (sc->chip & URTWN_CHIP_88E) { 4502292167Savos urtwn_write_1(sc, R88E_TX_RPT_CTRL, 4503292167Savos urtwn_read_1(sc, R88E_TX_RPT_CTRL) | R88E_TX_RPT1_ENA); 4504292167Savos } 4505292167Savos 4506251538Srpaulo /* Perform LO and IQ calibrations. */ 4507251538Srpaulo urtwn_iq_calib(sc); 4508251538Srpaulo /* Perform LC calibration. */ 4509251538Srpaulo urtwn_lc_calib(sc); 4510251538Srpaulo 4511251538Srpaulo /* Fix USB interference issue. */ 4512264912Skevlo if (!(sc->chip & URTWN_CHIP_88E)) { 4513264912Skevlo urtwn_write_1(sc, 0xfe40, 0xe0); 4514264912Skevlo urtwn_write_1(sc, 0xfe41, 0x8d); 4515264912Skevlo urtwn_write_1(sc, 0xfe42, 0x80); 4516251538Srpaulo 4517264912Skevlo urtwn_pa_bias_init(sc); 4518264912Skevlo } 4519251538Srpaulo 4520251538Srpaulo /* Initialize GPIO setting. */ 4521251538Srpaulo urtwn_write_1(sc, R92C_GPIO_MUXCFG, 4522251538Srpaulo urtwn_read_1(sc, R92C_GPIO_MUXCFG) & ~R92C_GPIO_MUXCFG_ENBT); 4523251538Srpaulo 4524251538Srpaulo /* Fix for lower temperature. */ 4525264912Skevlo if (!(sc->chip & URTWN_CHIP_88E)) 4526264912Skevlo urtwn_write_1(sc, 0x15, 0xe9); 4527251538Srpaulo 4528251538Srpaulo usbd_transfer_start(sc->sc_xfer[URTWN_BULK_RX]); 4529251538Srpaulo 4530287197Sglebius sc->sc_flags |= URTWN_RUNNING; 4531251538Srpaulo 4532251538Srpaulo callout_reset(&sc->sc_watchdog_ch, hz, urtwn_watchdog, sc); 4533251538Srpaulofail: 4534291698Savos if (usb_err != USB_ERR_NORMAL_COMPLETION) 4535291698Savos error = EIO; 4536291698Savos 4537291698Savos URTWN_UNLOCK(sc); 4538291698Savos 4539291698Savos return (error); 4540251538Srpaulo} 4541251538Srpaulo 4542251538Srpaulostatic void 4543287197Sglebiusurtwn_stop(struct urtwn_softc *sc) 4544251538Srpaulo{ 4545251538Srpaulo 4546291698Savos URTWN_LOCK(sc); 4547291698Savos if (!(sc->sc_flags & URTWN_RUNNING)) { 4548291698Savos URTWN_UNLOCK(sc); 4549291698Savos return; 4550291698Savos } 4551291698Savos 4552287197Sglebius sc->sc_flags &= ~URTWN_RUNNING; 4553251538Srpaulo callout_stop(&sc->sc_watchdog_ch); 4554251538Srpaulo urtwn_abort_xfers(sc); 4555288353Sadrian 4556288353Sadrian urtwn_drain_mbufq(sc); 4557291698Savos URTWN_UNLOCK(sc); 4558251538Srpaulo} 4559251538Srpaulo 4560251538Srpaulostatic void 4561251538Srpaulourtwn_abort_xfers(struct urtwn_softc *sc) 4562251538Srpaulo{ 4563251538Srpaulo int i; 4564251538Srpaulo 4565251538Srpaulo URTWN_ASSERT_LOCKED(sc); 4566251538Srpaulo 4567251538Srpaulo /* abort any pending transfers */ 4568251538Srpaulo for (i = 0; i < URTWN_N_TRANSFER; i++) 4569251538Srpaulo usbd_transfer_stop(sc->sc_xfer[i]); 4570251538Srpaulo} 4571251538Srpaulo 4572251538Srpaulostatic int 4573251538Srpaulourtwn_raw_xmit(struct ieee80211_node *ni, struct mbuf *m, 4574251538Srpaulo const struct ieee80211_bpf_params *params) 4575251538Srpaulo{ 4576251538Srpaulo struct ieee80211com *ic = ni->ni_ic; 4577286949Sadrian struct urtwn_softc *sc = ic->ic_softc; 4578251538Srpaulo struct urtwn_data *bf; 4579290630Savos int error; 4580251538Srpaulo 4581251538Srpaulo /* prevent management frames from being sent if we're not ready */ 4582290630Savos URTWN_LOCK(sc); 4583287197Sglebius if (!(sc->sc_flags & URTWN_RUNNING)) { 4584290630Savos error = ENETDOWN; 4585290630Savos goto end; 4586251538Srpaulo } 4587290630Savos 4588251538Srpaulo bf = urtwn_getbuf(sc); 4589251538Srpaulo if (bf == NULL) { 4590290630Savos error = ENOBUFS; 4591290630Savos goto end; 4592251538Srpaulo } 4593251538Srpaulo 4594290630Savos if ((error = urtwn_tx_data(sc, ni, m, bf)) != 0) { 4595251538Srpaulo STAILQ_INSERT_HEAD(&sc->sc_tx_inactive, bf, next); 4596290630Savos goto end; 4597251538Srpaulo } 4598290630Savos 4599288353Sadrian sc->sc_txtimer = 5; 4600290630Savos callout_reset(&sc->sc_watchdog_ch, hz, urtwn_watchdog, sc); 4601290630Savos 4602290630Savosend: 4603290630Savos if (error != 0) 4604290630Savos m_freem(m); 4605290630Savos 4606251538Srpaulo URTWN_UNLOCK(sc); 4607251538Srpaulo 4608290630Savos return (error); 4609251538Srpaulo} 4610251538Srpaulo 4611266472Shselaskystatic void 4612266472Shselaskyurtwn_ms_delay(struct urtwn_softc *sc) 4613266472Shselasky{ 4614266472Shselasky usb_pause_mtx(&sc->sc_mtx, hz / 1000); 4615266472Shselasky} 4616266472Shselasky 4617251538Srpaulostatic device_method_t urtwn_methods[] = { 4618251538Srpaulo /* Device interface */ 4619251538Srpaulo DEVMETHOD(device_probe, urtwn_match), 4620251538Srpaulo DEVMETHOD(device_attach, urtwn_attach), 4621251538Srpaulo DEVMETHOD(device_detach, urtwn_detach), 4622251538Srpaulo 4623264912Skevlo DEVMETHOD_END 4624251538Srpaulo}; 4625251538Srpaulo 4626251538Srpaulostatic driver_t urtwn_driver = { 4627251538Srpaulo "urtwn", 4628251538Srpaulo urtwn_methods, 4629251538Srpaulo sizeof(struct urtwn_softc) 4630251538Srpaulo}; 4631251538Srpaulo 4632251538Srpaulostatic devclass_t urtwn_devclass; 4633251538Srpaulo 4634251538SrpauloDRIVER_MODULE(urtwn, uhub, urtwn_driver, urtwn_devclass, NULL, NULL); 4635251538SrpauloMODULE_DEPEND(urtwn, usb, 1, 1, 1); 4636251538SrpauloMODULE_DEPEND(urtwn, wlan, 1, 1, 1); 4637251538SrpauloMODULE_DEPEND(urtwn, firmware, 1, 1, 1); 4638251538SrpauloMODULE_VERSION(urtwn, 1); 4639292080SimpUSB_PNP_HOST_INFO(urtwn_devs); 4640