1188417Sthompsa/* $FreeBSD$ */ 2188417Sthompsa 3184610Salfred/*- 4184610Salfred * Copyright (c) 2005-2007 Damien Bergamini <damien.bergamini@free.fr> 5184610Salfred * Copyright (c) 2006 Niall O'Higgins <niallo@openbsd.org> 6189002Sed * Copyright (c) 2007-2008 Hans Petter Selasky <hselasky@FreeBSD.org> 7184610Salfred * 8184610Salfred * Permission to use, copy, modify, and distribute this software for any 9184610Salfred * purpose with or without fee is hereby granted, provided that the above 10184610Salfred * copyright notice and this permission notice appear in all copies. 11184610Salfred * 12184610Salfred * THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL WARRANTIES 13184610Salfred * WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF 14184610Salfred * MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR 15184610Salfred * ANY SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES 16184610Salfred * WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN 17184610Salfred * ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF 18184610Salfred * OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE. 19184610Salfred */ 20184610Salfred 21184610Salfred#include <sys/cdefs.h> 22184610Salfred__FBSDID("$FreeBSD$"); 23184610Salfred 24184610Salfred/*- 25184610Salfred * Ralink Technology RT2501USB/RT2601USB chipset driver 26184610Salfred * http://www.ralinktech.com.tw/ 27184610Salfred */ 28184610Salfred 29191746Sthompsa#include <sys/param.h> 30191746Sthompsa#include <sys/sockio.h> 31191746Sthompsa#include <sys/sysctl.h> 32191746Sthompsa#include <sys/lock.h> 33191746Sthompsa#include <sys/mutex.h> 34191746Sthompsa#include <sys/mbuf.h> 35191746Sthompsa#include <sys/kernel.h> 36191746Sthompsa#include <sys/socket.h> 37191746Sthompsa#include <sys/systm.h> 38191746Sthompsa#include <sys/malloc.h> 39191746Sthompsa#include <sys/module.h> 40191746Sthompsa#include <sys/bus.h> 41191746Sthompsa#include <sys/endian.h> 42191746Sthompsa#include <sys/kdb.h> 43184610Salfred 44191746Sthompsa#include <machine/bus.h> 45196970Sphk#include <machine/resource.h> 46196970Sphk#include <sys/rman.h> 47191746Sthompsa 48191746Sthompsa#include <net/bpf.h> 49191746Sthompsa#include <net/if.h> 50196970Sphk#include <net/if_arp.h> 51191746Sthompsa#include <net/ethernet.h> 52191746Sthompsa#include <net/if_dl.h> 53191746Sthompsa#include <net/if_media.h> 54191746Sthompsa#include <net/if_types.h> 55191746Sthompsa 56191746Sthompsa#ifdef INET 57191746Sthompsa#include <netinet/in.h> 58191746Sthompsa#include <netinet/in_systm.h> 59191746Sthompsa#include <netinet/in_var.h> 60191746Sthompsa#include <netinet/if_ether.h> 61191746Sthompsa#include <netinet/ip.h> 62191746Sthompsa#endif 63191746Sthompsa 64191746Sthompsa#include <net80211/ieee80211_var.h> 65191746Sthompsa#include <net80211/ieee80211_regdomain.h> 66191746Sthompsa#include <net80211/ieee80211_radiotap.h> 67206358Srpaulo#include <net80211/ieee80211_ratectl.h> 68191746Sthompsa 69191746Sthompsa#include <dev/usb/usb.h> 70194677Sthompsa#include <dev/usb/usbdi.h> 71191746Sthompsa#include "usbdevs.h" 72184610Salfred 73194677Sthompsa#define USB_DEBUG_VAR rum_debug 74194677Sthompsa#include <dev/usb/usb_debug.h> 75194677Sthompsa 76188942Sthompsa#include <dev/usb/wlan/if_rumreg.h> 77188942Sthompsa#include <dev/usb/wlan/if_rumvar.h> 78188942Sthompsa#include <dev/usb/wlan/if_rumfw.h> 79184610Salfred 80207077Sthompsa#ifdef USB_DEBUG 81184610Salfredstatic int rum_debug = 0; 82184610Salfred 83248085Smariusstatic SYSCTL_NODE(_hw_usb, OID_AUTO, rum, CTLFLAG_RW, 0, "USB rum"); 84192502SthompsaSYSCTL_INT(_hw_usb_rum, OID_AUTO, debug, CTLFLAG_RW, &rum_debug, 0, 85184610Salfred "Debug level"); 86184610Salfred#endif 87184610Salfred 88235000Shselasky#define N(a) ((int)(sizeof (a) / sizeof ((a)[0]))) 89235000Shselasky 90223486Shselaskystatic const STRUCT_USB_HOST_ID rum_devs[] = { 91201028Sthompsa#define RUM_DEV(v,p) { USB_VP(USB_VENDOR_##v, USB_PRODUCT_##v##_##p) } 92201028Sthompsa RUM_DEV(ABOCOM, HWU54DM), 93201028Sthompsa RUM_DEV(ABOCOM, RT2573_2), 94201028Sthompsa RUM_DEV(ABOCOM, RT2573_3), 95201028Sthompsa RUM_DEV(ABOCOM, RT2573_4), 96201028Sthompsa RUM_DEV(ABOCOM, WUG2700), 97201028Sthompsa RUM_DEV(AMIT, CGWLUSB2GO), 98201028Sthompsa RUM_DEV(ASUS, RT2573_1), 99201028Sthompsa RUM_DEV(ASUS, RT2573_2), 100201028Sthompsa RUM_DEV(BELKIN, F5D7050A), 101201028Sthompsa RUM_DEV(BELKIN, F5D9050V3), 102201028Sthompsa RUM_DEV(CISCOLINKSYS, WUSB54GC), 103201028Sthompsa RUM_DEV(CISCOLINKSYS, WUSB54GR), 104201028Sthompsa RUM_DEV(CONCEPTRONIC2, C54RU2), 105201028Sthompsa RUM_DEV(COREGA, CGWLUSB2GL), 106201028Sthompsa RUM_DEV(COREGA, CGWLUSB2GPX), 107201028Sthompsa RUM_DEV(DICKSMITH, CWD854F), 108201028Sthompsa RUM_DEV(DICKSMITH, RT2573), 109203139Sthompsa RUM_DEV(EDIMAX, EW7318USG), 110201028Sthompsa RUM_DEV(DLINK2, DWLG122C1), 111201028Sthompsa RUM_DEV(DLINK2, WUA1340), 112201028Sthompsa RUM_DEV(DLINK2, DWA111), 113201028Sthompsa RUM_DEV(DLINK2, DWA110), 114201028Sthompsa RUM_DEV(GIGABYTE, GNWB01GS), 115201028Sthompsa RUM_DEV(GIGABYTE, GNWI05GS), 116201028Sthompsa RUM_DEV(GIGASET, RT2573), 117201028Sthompsa RUM_DEV(GOODWAY, RT2573), 118201028Sthompsa RUM_DEV(GUILLEMOT, HWGUSB254LB), 119201028Sthompsa RUM_DEV(GUILLEMOT, HWGUSB254V2AP), 120201028Sthompsa RUM_DEV(HUAWEI3COM, WUB320G), 121201028Sthompsa RUM_DEV(MELCO, G54HP), 122201028Sthompsa RUM_DEV(MELCO, SG54HP), 123250842Shselasky RUM_DEV(MELCO, SG54HG), 124216057Ssanpei RUM_DEV(MELCO, WLIUCG), 125213880Shselasky RUM_DEV(MELCO, WLRUCG), 126213880Shselasky RUM_DEV(MELCO, WLRUCGAOSS), 127201028Sthompsa RUM_DEV(MSI, RT2573_1), 128201028Sthompsa RUM_DEV(MSI, RT2573_2), 129201028Sthompsa RUM_DEV(MSI, RT2573_3), 130201028Sthompsa RUM_DEV(MSI, RT2573_4), 131201028Sthompsa RUM_DEV(NOVATECH, RT2573), 132201028Sthompsa RUM_DEV(PLANEX2, GWUS54HP), 133201028Sthompsa RUM_DEV(PLANEX2, GWUS54MINI2), 134201028Sthompsa RUM_DEV(PLANEX2, GWUSMM), 135201028Sthompsa RUM_DEV(QCOM, RT2573), 136201028Sthompsa RUM_DEV(QCOM, RT2573_2), 137201028Sthompsa RUM_DEV(QCOM, RT2573_3), 138201028Sthompsa RUM_DEV(RALINK, RT2573), 139201028Sthompsa RUM_DEV(RALINK, RT2573_2), 140201028Sthompsa RUM_DEV(RALINK, RT2671), 141201028Sthompsa RUM_DEV(SITECOMEU, WL113R2), 142201028Sthompsa RUM_DEV(SITECOMEU, WL172), 143201028Sthompsa RUM_DEV(SPARKLAN, RT2573), 144201028Sthompsa RUM_DEV(SURECOM, RT2573), 145201028Sthompsa#undef RUM_DEV 146188417Sthompsa}; 147188417Sthompsa 148188417Sthompsastatic device_probe_t rum_match; 149184610Salfredstatic device_attach_t rum_attach; 150184610Salfredstatic device_detach_t rum_detach; 151184610Salfred 152193045Sthompsastatic usb_callback_t rum_bulk_read_callback; 153193045Sthompsastatic usb_callback_t rum_bulk_write_callback; 154184610Salfred 155193045Sthompsastatic usb_error_t rum_do_request(struct rum_softc *sc, 156192984Sthompsa struct usb_device_request *req, void *data); 157185948Sthompsastatic struct ieee80211vap *rum_vap_create(struct ieee80211com *, 158234753Sdim const char [IFNAMSIZ], int, enum ieee80211_opmode, 159234753Sdim int, const uint8_t [IEEE80211_ADDR_LEN], 160234753Sdim const uint8_t [IEEE80211_ADDR_LEN]); 161188417Sthompsastatic void rum_vap_delete(struct ieee80211vap *); 162188417Sthompsastatic void rum_tx_free(struct rum_tx_data *, int); 163188419Sthompsastatic void rum_setup_tx_list(struct rum_softc *); 164188419Sthompsastatic void rum_unsetup_tx_list(struct rum_softc *); 165188417Sthompsastatic int rum_newstate(struct ieee80211vap *, 166188417Sthompsa enum ieee80211_state, int); 167188417Sthompsastatic void rum_setup_tx_desc(struct rum_softc *, 168188417Sthompsa struct rum_tx_desc *, uint32_t, uint16_t, int, 169188417Sthompsa int); 170188417Sthompsastatic int rum_tx_mgt(struct rum_softc *, struct mbuf *, 171188417Sthompsa struct ieee80211_node *); 172188417Sthompsastatic int rum_tx_raw(struct rum_softc *, struct mbuf *, 173188417Sthompsa struct ieee80211_node *, 174188417Sthompsa const struct ieee80211_bpf_params *); 175188417Sthompsastatic int rum_tx_data(struct rum_softc *, struct mbuf *, 176188417Sthompsa struct ieee80211_node *); 177188417Sthompsastatic void rum_start(struct ifnet *); 178188417Sthompsastatic int rum_ioctl(struct ifnet *, u_long, caddr_t); 179188417Sthompsastatic void rum_eeprom_read(struct rum_softc *, uint16_t, void *, 180188417Sthompsa int); 181188417Sthompsastatic uint32_t rum_read(struct rum_softc *, uint16_t); 182188417Sthompsastatic void rum_read_multi(struct rum_softc *, uint16_t, void *, 183188417Sthompsa int); 184193045Sthompsastatic usb_error_t rum_write(struct rum_softc *, uint16_t, uint32_t); 185193045Sthompsastatic usb_error_t rum_write_multi(struct rum_softc *, uint16_t, void *, 186188417Sthompsa size_t); 187188417Sthompsastatic void rum_bbp_write(struct rum_softc *, uint8_t, uint8_t); 188188417Sthompsastatic uint8_t rum_bbp_read(struct rum_softc *, uint8_t); 189188417Sthompsastatic void rum_rf_write(struct rum_softc *, uint8_t, uint32_t); 190188417Sthompsastatic void rum_select_antenna(struct rum_softc *); 191188417Sthompsastatic void rum_enable_mrr(struct rum_softc *); 192188417Sthompsastatic void rum_set_txpreamble(struct rum_softc *); 193188417Sthompsastatic void rum_set_basicrates(struct rum_softc *); 194188417Sthompsastatic void rum_select_band(struct rum_softc *, 195188417Sthompsa struct ieee80211_channel *); 196188417Sthompsastatic void rum_set_chan(struct rum_softc *, 197188417Sthompsa struct ieee80211_channel *); 198188417Sthompsastatic void rum_enable_tsf_sync(struct rum_softc *); 199192468Ssamstatic void rum_enable_tsf(struct rum_softc *); 200188417Sthompsastatic void rum_update_slot(struct ifnet *); 201188417Sthompsastatic void rum_set_bssid(struct rum_softc *, const uint8_t *); 202188417Sthompsastatic void rum_set_macaddr(struct rum_softc *, const uint8_t *); 203207768Semastestatic void rum_update_mcast(struct ifnet *); 204189123Sthompsastatic void rum_update_promisc(struct ifnet *); 205191746Sthompsastatic void rum_setpromisc(struct rum_softc *); 206188417Sthompsastatic const char *rum_get_rf(int); 207188417Sthompsastatic void rum_read_eeprom(struct rum_softc *); 208188417Sthompsastatic int rum_bbp_init(struct rum_softc *); 209191746Sthompsastatic void rum_init_locked(struct rum_softc *); 210188417Sthompsastatic void rum_init(void *); 211191746Sthompsastatic void rum_stop(struct rum_softc *); 212189123Sthompsastatic void rum_load_microcode(struct rum_softc *, const uint8_t *, 213188417Sthompsa size_t); 214221199Skevlostatic void rum_prepare_beacon(struct rum_softc *, 215188417Sthompsa struct ieee80211vap *); 216188417Sthompsastatic int rum_raw_xmit(struct ieee80211_node *, struct mbuf *, 217188417Sthompsa const struct ieee80211_bpf_params *); 218188417Sthompsastatic void rum_scan_start(struct ieee80211com *); 219188417Sthompsastatic void rum_scan_end(struct ieee80211com *); 220188417Sthompsastatic void rum_set_channel(struct ieee80211com *); 221188417Sthompsastatic int rum_get_rssi(struct rum_softc *, uint8_t); 222206358Srpaulostatic void rum_ratectl_start(struct rum_softc *, 223188417Sthompsa struct ieee80211_node *); 224206358Srpaulostatic void rum_ratectl_timeout(void *); 225206358Srpaulostatic void rum_ratectl_task(void *, int); 226188619Sthompsastatic int rum_pause(struct rum_softc *, int); 227184610Salfred 228188417Sthompsastatic const struct { 229188417Sthompsa uint32_t reg; 230188417Sthompsa uint32_t val; 231188417Sthompsa} rum_def_mac[] = { 232188417Sthompsa { RT2573_TXRX_CSR0, 0x025fb032 }, 233188417Sthompsa { RT2573_TXRX_CSR1, 0x9eaa9eaf }, 234188417Sthompsa { RT2573_TXRX_CSR2, 0x8a8b8c8d }, 235188417Sthompsa { RT2573_TXRX_CSR3, 0x00858687 }, 236188417Sthompsa { RT2573_TXRX_CSR7, 0x2e31353b }, 237188417Sthompsa { RT2573_TXRX_CSR8, 0x2a2a2a2c }, 238188417Sthompsa { RT2573_TXRX_CSR15, 0x0000000f }, 239188417Sthompsa { RT2573_MAC_CSR6, 0x00000fff }, 240188417Sthompsa { RT2573_MAC_CSR8, 0x016c030a }, 241188417Sthompsa { RT2573_MAC_CSR10, 0x00000718 }, 242188417Sthompsa { RT2573_MAC_CSR12, 0x00000004 }, 243188417Sthompsa { RT2573_MAC_CSR13, 0x00007f00 }, 244188417Sthompsa { RT2573_SEC_CSR0, 0x00000000 }, 245188417Sthompsa { RT2573_SEC_CSR1, 0x00000000 }, 246188417Sthompsa { RT2573_SEC_CSR5, 0x00000000 }, 247188417Sthompsa { RT2573_PHY_CSR1, 0x000023b0 }, 248188417Sthompsa { RT2573_PHY_CSR5, 0x00040a06 }, 249188417Sthompsa { RT2573_PHY_CSR6, 0x00080606 }, 250188417Sthompsa { RT2573_PHY_CSR7, 0x00000408 }, 251188417Sthompsa { RT2573_AIFSN_CSR, 0x00002273 }, 252188417Sthompsa { RT2573_CWMIN_CSR, 0x00002344 }, 253188417Sthompsa { RT2573_CWMAX_CSR, 0x000034aa } 254184610Salfred}; 255184610Salfred 256188417Sthompsastatic const struct { 257184610Salfred uint8_t reg; 258184610Salfred uint8_t val; 259188417Sthompsa} rum_def_bbp[] = { 260188417Sthompsa { 3, 0x80 }, 261188417Sthompsa { 15, 0x30 }, 262188417Sthompsa { 17, 0x20 }, 263188417Sthompsa { 21, 0xc8 }, 264188417Sthompsa { 22, 0x38 }, 265188417Sthompsa { 23, 0x06 }, 266188417Sthompsa { 24, 0xfe }, 267188417Sthompsa { 25, 0x0a }, 268188417Sthompsa { 26, 0x0d }, 269188417Sthompsa { 32, 0x0b }, 270188417Sthompsa { 34, 0x12 }, 271188417Sthompsa { 37, 0x07 }, 272188417Sthompsa { 39, 0xf8 }, 273188417Sthompsa { 41, 0x60 }, 274188417Sthompsa { 53, 0x10 }, 275188417Sthompsa { 54, 0x18 }, 276188417Sthompsa { 60, 0x10 }, 277188417Sthompsa { 61, 0x04 }, 278188417Sthompsa { 62, 0x04 }, 279188417Sthompsa { 75, 0xfe }, 280188417Sthompsa { 86, 0xfe }, 281188417Sthompsa { 88, 0xfe }, 282188417Sthompsa { 90, 0x0f }, 283188417Sthompsa { 99, 0x00 }, 284188417Sthompsa { 102, 0x16 }, 285188417Sthompsa { 107, 0x04 } 286184610Salfred}; 287184610Salfred 288188417Sthompsastatic const struct rfprog { 289188417Sthompsa uint8_t chan; 290188417Sthompsa uint32_t r1, r2, r3, r4; 291188417Sthompsa} rum_rf5226[] = { 292188417Sthompsa { 1, 0x00b03, 0x001e1, 0x1a014, 0x30282 }, 293188417Sthompsa { 2, 0x00b03, 0x001e1, 0x1a014, 0x30287 }, 294188417Sthompsa { 3, 0x00b03, 0x001e2, 0x1a014, 0x30282 }, 295188417Sthompsa { 4, 0x00b03, 0x001e2, 0x1a014, 0x30287 }, 296188417Sthompsa { 5, 0x00b03, 0x001e3, 0x1a014, 0x30282 }, 297188417Sthompsa { 6, 0x00b03, 0x001e3, 0x1a014, 0x30287 }, 298188417Sthompsa { 7, 0x00b03, 0x001e4, 0x1a014, 0x30282 }, 299188417Sthompsa { 8, 0x00b03, 0x001e4, 0x1a014, 0x30287 }, 300188417Sthompsa { 9, 0x00b03, 0x001e5, 0x1a014, 0x30282 }, 301188417Sthompsa { 10, 0x00b03, 0x001e5, 0x1a014, 0x30287 }, 302188417Sthompsa { 11, 0x00b03, 0x001e6, 0x1a014, 0x30282 }, 303188417Sthompsa { 12, 0x00b03, 0x001e6, 0x1a014, 0x30287 }, 304188417Sthompsa { 13, 0x00b03, 0x001e7, 0x1a014, 0x30282 }, 305188417Sthompsa { 14, 0x00b03, 0x001e8, 0x1a014, 0x30284 }, 306184610Salfred 307188417Sthompsa { 34, 0x00b03, 0x20266, 0x36014, 0x30282 }, 308188417Sthompsa { 38, 0x00b03, 0x20267, 0x36014, 0x30284 }, 309188417Sthompsa { 42, 0x00b03, 0x20268, 0x36014, 0x30286 }, 310188417Sthompsa { 46, 0x00b03, 0x20269, 0x36014, 0x30288 }, 311184610Salfred 312188417Sthompsa { 36, 0x00b03, 0x00266, 0x26014, 0x30288 }, 313188417Sthompsa { 40, 0x00b03, 0x00268, 0x26014, 0x30280 }, 314188417Sthompsa { 44, 0x00b03, 0x00269, 0x26014, 0x30282 }, 315188417Sthompsa { 48, 0x00b03, 0x0026a, 0x26014, 0x30284 }, 316188417Sthompsa { 52, 0x00b03, 0x0026b, 0x26014, 0x30286 }, 317188417Sthompsa { 56, 0x00b03, 0x0026c, 0x26014, 0x30288 }, 318188417Sthompsa { 60, 0x00b03, 0x0026e, 0x26014, 0x30280 }, 319188417Sthompsa { 64, 0x00b03, 0x0026f, 0x26014, 0x30282 }, 320184610Salfred 321188417Sthompsa { 100, 0x00b03, 0x0028a, 0x2e014, 0x30280 }, 322188417Sthompsa { 104, 0x00b03, 0x0028b, 0x2e014, 0x30282 }, 323188417Sthompsa { 108, 0x00b03, 0x0028c, 0x2e014, 0x30284 }, 324188417Sthompsa { 112, 0x00b03, 0x0028d, 0x2e014, 0x30286 }, 325188417Sthompsa { 116, 0x00b03, 0x0028e, 0x2e014, 0x30288 }, 326188417Sthompsa { 120, 0x00b03, 0x002a0, 0x2e014, 0x30280 }, 327188417Sthompsa { 124, 0x00b03, 0x002a1, 0x2e014, 0x30282 }, 328188417Sthompsa { 128, 0x00b03, 0x002a2, 0x2e014, 0x30284 }, 329188417Sthompsa { 132, 0x00b03, 0x002a3, 0x2e014, 0x30286 }, 330188417Sthompsa { 136, 0x00b03, 0x002a4, 0x2e014, 0x30288 }, 331188417Sthompsa { 140, 0x00b03, 0x002a6, 0x2e014, 0x30280 }, 332184610Salfred 333188417Sthompsa { 149, 0x00b03, 0x002a8, 0x2e014, 0x30287 }, 334188417Sthompsa { 153, 0x00b03, 0x002a9, 0x2e014, 0x30289 }, 335188417Sthompsa { 157, 0x00b03, 0x002ab, 0x2e014, 0x30281 }, 336188417Sthompsa { 161, 0x00b03, 0x002ac, 0x2e014, 0x30283 }, 337188417Sthompsa { 165, 0x00b03, 0x002ad, 0x2e014, 0x30285 } 338188417Sthompsa}, rum_rf5225[] = { 339188417Sthompsa { 1, 0x00b33, 0x011e1, 0x1a014, 0x30282 }, 340188417Sthompsa { 2, 0x00b33, 0x011e1, 0x1a014, 0x30287 }, 341188417Sthompsa { 3, 0x00b33, 0x011e2, 0x1a014, 0x30282 }, 342188417Sthompsa { 4, 0x00b33, 0x011e2, 0x1a014, 0x30287 }, 343188417Sthompsa { 5, 0x00b33, 0x011e3, 0x1a014, 0x30282 }, 344188417Sthompsa { 6, 0x00b33, 0x011e3, 0x1a014, 0x30287 }, 345188417Sthompsa { 7, 0x00b33, 0x011e4, 0x1a014, 0x30282 }, 346188417Sthompsa { 8, 0x00b33, 0x011e4, 0x1a014, 0x30287 }, 347188417Sthompsa { 9, 0x00b33, 0x011e5, 0x1a014, 0x30282 }, 348188417Sthompsa { 10, 0x00b33, 0x011e5, 0x1a014, 0x30287 }, 349188417Sthompsa { 11, 0x00b33, 0x011e6, 0x1a014, 0x30282 }, 350188417Sthompsa { 12, 0x00b33, 0x011e6, 0x1a014, 0x30287 }, 351188417Sthompsa { 13, 0x00b33, 0x011e7, 0x1a014, 0x30282 }, 352188417Sthompsa { 14, 0x00b33, 0x011e8, 0x1a014, 0x30284 }, 353184610Salfred 354188417Sthompsa { 34, 0x00b33, 0x01266, 0x26014, 0x30282 }, 355188417Sthompsa { 38, 0x00b33, 0x01267, 0x26014, 0x30284 }, 356188417Sthompsa { 42, 0x00b33, 0x01268, 0x26014, 0x30286 }, 357188417Sthompsa { 46, 0x00b33, 0x01269, 0x26014, 0x30288 }, 358184610Salfred 359188417Sthompsa { 36, 0x00b33, 0x01266, 0x26014, 0x30288 }, 360188417Sthompsa { 40, 0x00b33, 0x01268, 0x26014, 0x30280 }, 361188417Sthompsa { 44, 0x00b33, 0x01269, 0x26014, 0x30282 }, 362188417Sthompsa { 48, 0x00b33, 0x0126a, 0x26014, 0x30284 }, 363188417Sthompsa { 52, 0x00b33, 0x0126b, 0x26014, 0x30286 }, 364188417Sthompsa { 56, 0x00b33, 0x0126c, 0x26014, 0x30288 }, 365188417Sthompsa { 60, 0x00b33, 0x0126e, 0x26014, 0x30280 }, 366188417Sthompsa { 64, 0x00b33, 0x0126f, 0x26014, 0x30282 }, 367184610Salfred 368188417Sthompsa { 100, 0x00b33, 0x0128a, 0x2e014, 0x30280 }, 369188417Sthompsa { 104, 0x00b33, 0x0128b, 0x2e014, 0x30282 }, 370188417Sthompsa { 108, 0x00b33, 0x0128c, 0x2e014, 0x30284 }, 371188417Sthompsa { 112, 0x00b33, 0x0128d, 0x2e014, 0x30286 }, 372188417Sthompsa { 116, 0x00b33, 0x0128e, 0x2e014, 0x30288 }, 373188417Sthompsa { 120, 0x00b33, 0x012a0, 0x2e014, 0x30280 }, 374188417Sthompsa { 124, 0x00b33, 0x012a1, 0x2e014, 0x30282 }, 375188417Sthompsa { 128, 0x00b33, 0x012a2, 0x2e014, 0x30284 }, 376188417Sthompsa { 132, 0x00b33, 0x012a3, 0x2e014, 0x30286 }, 377188417Sthompsa { 136, 0x00b33, 0x012a4, 0x2e014, 0x30288 }, 378188417Sthompsa { 140, 0x00b33, 0x012a6, 0x2e014, 0x30280 }, 379184610Salfred 380188417Sthompsa { 149, 0x00b33, 0x012a8, 0x2e014, 0x30287 }, 381188417Sthompsa { 153, 0x00b33, 0x012a9, 0x2e014, 0x30289 }, 382188417Sthompsa { 157, 0x00b33, 0x012ab, 0x2e014, 0x30281 }, 383188417Sthompsa { 161, 0x00b33, 0x012ac, 0x2e014, 0x30283 }, 384188417Sthompsa { 165, 0x00b33, 0x012ad, 0x2e014, 0x30285 } 385184610Salfred}; 386184610Salfred 387192984Sthompsastatic const struct usb_config rum_config[RUM_N_TRANSFER] = { 388188417Sthompsa [RUM_BULK_WR] = { 389184610Salfred .type = UE_BULK, 390184610Salfred .endpoint = UE_ADDR_ANY, 391184610Salfred .direction = UE_DIR_OUT, 392190734Sthompsa .bufsize = (MCLBYTES + RT2573_TX_DESC_SIZE + 8), 393190734Sthompsa .flags = {.pipe_bof = 1,.force_short_xfer = 1,}, 394190734Sthompsa .callback = rum_bulk_write_callback, 395190734Sthompsa .timeout = 5000, /* ms */ 396184610Salfred }, 397188417Sthompsa [RUM_BULK_RD] = { 398184610Salfred .type = UE_BULK, 399184610Salfred .endpoint = UE_ADDR_ANY, 400184610Salfred .direction = UE_DIR_IN, 401190734Sthompsa .bufsize = (MCLBYTES + RT2573_RX_DESC_SIZE), 402190734Sthompsa .flags = {.pipe_bof = 1,.short_xfer_ok = 1,}, 403190734Sthompsa .callback = rum_bulk_read_callback, 404184610Salfred }, 405184610Salfred}; 406184610Salfred 407184610Salfredstatic int 408188417Sthompsarum_match(device_t self) 409184610Salfred{ 410192984Sthompsa struct usb_attach_arg *uaa = device_get_ivars(self); 411184610Salfred 412192499Sthompsa if (uaa->usb_mode != USB_MODE_HOST) 413184610Salfred return (ENXIO); 414188417Sthompsa if (uaa->info.bConfigIndex != 0) 415184610Salfred return (ENXIO); 416188417Sthompsa if (uaa->info.bIfaceIndex != RT2573_IFACE_INDEX) 417184610Salfred return (ENXIO); 418188417Sthompsa 419194228Sthompsa return (usbd_lookup_id_by_uaa(rum_devs, sizeof(rum_devs), uaa)); 420184610Salfred} 421184610Salfred 422184610Salfredstatic int 423188417Sthompsarum_attach(device_t self) 424184610Salfred{ 425192984Sthompsa struct usb_attach_arg *uaa = device_get_ivars(self); 426188417Sthompsa struct rum_softc *sc = device_get_softc(self); 427191746Sthompsa struct ieee80211com *ic; 428191746Sthompsa struct ifnet *ifp; 429191746Sthompsa uint8_t iface_index, bands; 430191746Sthompsa uint32_t tmp; 431191746Sthompsa int error, ntries; 432184610Salfred 433194228Sthompsa device_set_usb_desc(self); 434184610Salfred sc->sc_udev = uaa->device; 435188417Sthompsa sc->sc_dev = self; 436184610Salfred 437188417Sthompsa mtx_init(&sc->sc_mtx, device_get_nameunit(self), 438188417Sthompsa MTX_NETWORK_LOCK, MTX_DEF); 439184610Salfred 440184610Salfred iface_index = RT2573_IFACE_INDEX; 441194228Sthompsa error = usbd_transfer_setup(uaa->device, &iface_index, 442184610Salfred sc->sc_xfer, rum_config, RUM_N_TRANSFER, sc, &sc->sc_mtx); 443184610Salfred if (error) { 444188417Sthompsa device_printf(self, "could not allocate USB transfers, " 445194228Sthompsa "err=%s\n", usbd_errstr(error)); 446184610Salfred goto detach; 447184610Salfred } 448184610Salfred 449188419Sthompsa RUM_LOCK(sc); 450188417Sthompsa /* retrieve RT2573 rev. no */ 451188619Sthompsa for (ntries = 0; ntries < 100; ntries++) { 452188417Sthompsa if ((tmp = rum_read(sc, RT2573_MAC_CSR0)) != 0) 453188417Sthompsa break; 454188619Sthompsa if (rum_pause(sc, hz / 100)) 455188619Sthompsa break; 456188417Sthompsa } 457188619Sthompsa if (ntries == 100) { 458188419Sthompsa device_printf(sc->sc_dev, "timeout waiting for chip to settle\n"); 459191746Sthompsa RUM_UNLOCK(sc); 460191746Sthompsa goto detach; 461188417Sthompsa } 462184610Salfred 463188417Sthompsa /* retrieve MAC address and various other things from EEPROM */ 464188417Sthompsa rum_read_eeprom(sc); 465184610Salfred 466188419Sthompsa device_printf(sc->sc_dev, "MAC/BBP RT2573 (rev 0x%05x), RF %s\n", 467188417Sthompsa tmp, rum_get_rf(sc->rf_rev)); 468184610Salfred 469189123Sthompsa rum_load_microcode(sc, rt2573_ucode, sizeof(rt2573_ucode)); 470188417Sthompsa RUM_UNLOCK(sc); 471184610Salfred 472188419Sthompsa ifp = sc->sc_ifp = if_alloc(IFT_IEEE80211); 473188419Sthompsa if (ifp == NULL) { 474188419Sthompsa device_printf(sc->sc_dev, "can not if_alloc()\n"); 475191746Sthompsa goto detach; 476188419Sthompsa } 477188419Sthompsa ic = ifp->if_l2com; 478188419Sthompsa 479188417Sthompsa ifp->if_softc = sc; 480188417Sthompsa if_initname(ifp, "rum", device_get_unit(sc->sc_dev)); 481188417Sthompsa ifp->if_flags = IFF_BROADCAST | IFF_SIMPLEX | IFF_MULTICAST; 482188417Sthompsa ifp->if_init = rum_init; 483188417Sthompsa ifp->if_ioctl = rum_ioctl; 484188417Sthompsa ifp->if_start = rum_start; 485207554Ssobomax IFQ_SET_MAXLEN(&ifp->if_snd, ifqmaxlen); 486207554Ssobomax ifp->if_snd.ifq_drv_maxlen = ifqmaxlen; 487188417Sthompsa IFQ_SET_READY(&ifp->if_snd); 488184610Salfred 489188417Sthompsa ic->ic_ifp = ifp; 490188417Sthompsa ic->ic_phytype = IEEE80211_T_OFDM; /* not only, but not used */ 491184610Salfred 492188417Sthompsa /* set device capabilities */ 493188417Sthompsa ic->ic_caps = 494188417Sthompsa IEEE80211_C_STA /* station mode supported */ 495188417Sthompsa | IEEE80211_C_IBSS /* IBSS mode supported */ 496188417Sthompsa | IEEE80211_C_MONITOR /* monitor mode supported */ 497188417Sthompsa | IEEE80211_C_HOSTAP /* HostAp mode supported */ 498188417Sthompsa | IEEE80211_C_TXPMGT /* tx power management */ 499188417Sthompsa | IEEE80211_C_SHPREAMBLE /* short preamble supported */ 500188417Sthompsa | IEEE80211_C_SHSLOT /* short slot time supported */ 501188417Sthompsa | IEEE80211_C_BGSCAN /* bg scanning supported */ 502188417Sthompsa | IEEE80211_C_WPA /* 802.11i */ 503188417Sthompsa ; 504184610Salfred 505188417Sthompsa bands = 0; 506188417Sthompsa setbit(&bands, IEEE80211_MODE_11B); 507188417Sthompsa setbit(&bands, IEEE80211_MODE_11G); 508188417Sthompsa if (sc->rf_rev == RT2573_RF_5225 || sc->rf_rev == RT2573_RF_5226) 509188417Sthompsa setbit(&bands, IEEE80211_MODE_11A); 510188417Sthompsa ieee80211_init_channels(ic, NULL, &bands); 511184610Salfred 512190526Ssam ieee80211_ifattach(ic, sc->sc_bssid); 513189123Sthompsa ic->ic_update_promisc = rum_update_promisc; 514188417Sthompsa ic->ic_raw_xmit = rum_raw_xmit; 515188417Sthompsa ic->ic_scan_start = rum_scan_start; 516188417Sthompsa ic->ic_scan_end = rum_scan_end; 517188417Sthompsa ic->ic_set_channel = rum_set_channel; 518184610Salfred 519188417Sthompsa ic->ic_vap_create = rum_vap_create; 520188417Sthompsa ic->ic_vap_delete = rum_vap_delete; 521207768Semaste ic->ic_update_mcast = rum_update_mcast; 522184610Salfred 523192468Ssam ieee80211_radiotap_attach(ic, 524192468Ssam &sc->sc_txtap.wt_ihdr, sizeof(sc->sc_txtap), 525192468Ssam RT2573_TX_RADIOTAP_PRESENT, 526192468Ssam &sc->sc_rxtap.wr_ihdr, sizeof(sc->sc_rxtap), 527192468Ssam RT2573_RX_RADIOTAP_PRESENT); 528184610Salfred 529188417Sthompsa if (bootverbose) 530188417Sthompsa ieee80211_announce(ic); 531184610Salfred 532191746Sthompsa return (0); 533191746Sthompsa 534191746Sthompsadetach: 535191746Sthompsa rum_detach(self); 536191746Sthompsa return (ENXIO); /* failure */ 537184610Salfred} 538184610Salfred 539188417Sthompsastatic int 540188417Sthompsarum_detach(device_t self) 541184610Salfred{ 542188417Sthompsa struct rum_softc *sc = device_get_softc(self); 543188417Sthompsa struct ifnet *ifp = sc->sc_ifp; 544188619Sthompsa struct ieee80211com *ic; 545184610Salfred 546259456Shselasky /* Prevent further ioctls */ 547259456Shselasky RUM_LOCK(sc); 548259456Shselasky sc->sc_detached = 1; 549259456Shselasky RUM_UNLOCK(sc); 550259456Shselasky 551188419Sthompsa /* stop all USB transfers */ 552194228Sthompsa usbd_transfer_unsetup(sc->sc_xfer, RUM_N_TRANSFER); 553184610Salfred 554188419Sthompsa /* free TX list, if any */ 555188419Sthompsa RUM_LOCK(sc); 556188419Sthompsa rum_unsetup_tx_list(sc); 557188419Sthompsa RUM_UNLOCK(sc); 558188419Sthompsa 559188417Sthompsa if (ifp) { 560188619Sthompsa ic = ifp->if_l2com; 561188417Sthompsa ieee80211_ifdetach(ic); 562188417Sthompsa if_free(ifp); 563188417Sthompsa } 564188417Sthompsa mtx_destroy(&sc->sc_mtx); 565188417Sthompsa return (0); 566184610Salfred} 567184610Salfred 568193045Sthompsastatic usb_error_t 569189123Sthompsarum_do_request(struct rum_softc *sc, 570192984Sthompsa struct usb_device_request *req, void *data) 571189123Sthompsa{ 572193045Sthompsa usb_error_t err; 573189123Sthompsa int ntries = 10; 574189123Sthompsa 575189123Sthompsa while (ntries--) { 576194228Sthompsa err = usbd_do_request_flags(sc->sc_udev, &sc->sc_mtx, 577189123Sthompsa req, data, 0, NULL, 250 /* ms */); 578189123Sthompsa if (err == 0) 579189123Sthompsa break; 580189123Sthompsa 581189123Sthompsa DPRINTFN(1, "Control request failed, %s (retrying)\n", 582194228Sthompsa usbd_errstr(err)); 583189123Sthompsa if (rum_pause(sc, hz / 100)) 584189123Sthompsa break; 585189123Sthompsa } 586189123Sthompsa return (err); 587189123Sthompsa} 588189123Sthompsa 589188417Sthompsastatic struct ieee80211vap * 590234753Sdimrum_vap_create(struct ieee80211com *ic, const char name[IFNAMSIZ], int unit, 591234753Sdim enum ieee80211_opmode opmode, int flags, 592234753Sdim const uint8_t bssid[IEEE80211_ADDR_LEN], 593234753Sdim const uint8_t mac[IEEE80211_ADDR_LEN]) 594184610Salfred{ 595188417Sthompsa struct rum_softc *sc = ic->ic_ifp->if_softc; 596188417Sthompsa struct rum_vap *rvp; 597188417Sthompsa struct ieee80211vap *vap; 598184610Salfred 599188417Sthompsa if (!TAILQ_EMPTY(&ic->ic_vaps)) /* only one at a time */ 600188417Sthompsa return NULL; 601188417Sthompsa rvp = (struct rum_vap *) malloc(sizeof(struct rum_vap), 602188417Sthompsa M_80211_VAP, M_NOWAIT | M_ZERO); 603188417Sthompsa if (rvp == NULL) 604188417Sthompsa return NULL; 605188417Sthompsa vap = &rvp->vap; 606188417Sthompsa /* enable s/w bmiss handling for sta mode */ 607184610Salfred 608259457Shselasky if (ieee80211_vap_setup(ic, vap, name, unit, opmode, 609259457Shselasky flags | IEEE80211_CLONE_NOBEACONS, bssid, mac) != 0) { 610259457Shselasky /* out of memory */ 611259457Shselasky free(rvp, M_80211_VAP); 612259457Shselasky return (NULL); 613259457Shselasky } 614259457Shselasky 615188417Sthompsa /* override state transition machine */ 616188417Sthompsa rvp->newstate = vap->iv_newstate; 617188417Sthompsa vap->iv_newstate = rum_newstate; 618184610Salfred 619206358Srpaulo usb_callout_init_mtx(&rvp->ratectl_ch, &sc->sc_mtx, 0); 620206358Srpaulo TASK_INIT(&rvp->ratectl_task, 0, rum_ratectl_task, rvp); 621206358Srpaulo ieee80211_ratectl_init(vap); 622206358Srpaulo ieee80211_ratectl_setinterval(vap, 1000 /* 1 sec */); 623188417Sthompsa /* complete setup */ 624188417Sthompsa ieee80211_vap_attach(vap, ieee80211_media_change, ieee80211_media_status); 625188417Sthompsa ic->ic_opmode = opmode; 626188417Sthompsa return vap; 627184610Salfred} 628184610Salfred 629184610Salfredstatic void 630188417Sthompsarum_vap_delete(struct ieee80211vap *vap) 631184610Salfred{ 632188417Sthompsa struct rum_vap *rvp = RUM_VAP(vap); 633191746Sthompsa struct ieee80211com *ic = vap->iv_ic; 634184610Salfred 635206358Srpaulo usb_callout_drain(&rvp->ratectl_ch); 636206358Srpaulo ieee80211_draintask(ic, &rvp->ratectl_task); 637206358Srpaulo ieee80211_ratectl_deinit(vap); 638188417Sthompsa ieee80211_vap_detach(vap); 639188417Sthompsa free(rvp, M_80211_VAP); 640184610Salfred} 641184610Salfred 642188417Sthompsastatic void 643188417Sthompsarum_tx_free(struct rum_tx_data *data, int txerr) 644184610Salfred{ 645188417Sthompsa struct rum_softc *sc = data->sc; 646184610Salfred 647188417Sthompsa if (data->m != NULL) { 648188417Sthompsa if (data->m->m_flags & M_TXCB) 649188417Sthompsa ieee80211_process_callback(data->ni, data->m, 650188417Sthompsa txerr ? ETIMEDOUT : 0); 651188417Sthompsa m_freem(data->m); 652188417Sthompsa data->m = NULL; 653184610Salfred 654188417Sthompsa ieee80211_free_node(data->ni); 655188417Sthompsa data->ni = NULL; 656184610Salfred } 657188417Sthompsa STAILQ_INSERT_TAIL(&sc->tx_free, data, next); 658188417Sthompsa sc->tx_nfree++; 659184610Salfred} 660184610Salfred 661188419Sthompsastatic void 662188419Sthompsarum_setup_tx_list(struct rum_softc *sc) 663184610Salfred{ 664188417Sthompsa struct rum_tx_data *data; 665188417Sthompsa int i; 666184610Salfred 667188417Sthompsa sc->tx_nfree = 0; 668188417Sthompsa STAILQ_INIT(&sc->tx_q); 669188417Sthompsa STAILQ_INIT(&sc->tx_free); 670184610Salfred 671188417Sthompsa for (i = 0; i < RUM_TX_LIST_COUNT; i++) { 672188417Sthompsa data = &sc->tx_data[i]; 673184610Salfred 674188417Sthompsa data->sc = sc; 675188417Sthompsa STAILQ_INSERT_TAIL(&sc->tx_free, data, next); 676188417Sthompsa sc->tx_nfree++; 677184610Salfred } 678184610Salfred} 679184610Salfred 680184610Salfredstatic void 681188419Sthompsarum_unsetup_tx_list(struct rum_softc *sc) 682184610Salfred{ 683188417Sthompsa struct rum_tx_data *data; 684188417Sthompsa int i; 685184610Salfred 686188419Sthompsa /* make sure any subsequent use of the queues will fail */ 687188419Sthompsa sc->tx_nfree = 0; 688188419Sthompsa STAILQ_INIT(&sc->tx_q); 689188419Sthompsa STAILQ_INIT(&sc->tx_free); 690184610Salfred 691188419Sthompsa /* free up all node references and mbufs */ 692188417Sthompsa for (i = 0; i < RUM_TX_LIST_COUNT; i++) { 693188417Sthompsa data = &sc->tx_data[i]; 694188417Sthompsa 695188417Sthompsa if (data->m != NULL) { 696188417Sthompsa m_freem(data->m); 697188417Sthompsa data->m = NULL; 698184610Salfred } 699188417Sthompsa if (data->ni != NULL) { 700188417Sthompsa ieee80211_free_node(data->ni); 701188417Sthompsa data->ni = NULL; 702188417Sthompsa } 703184610Salfred } 704184610Salfred} 705184610Salfred 706191746Sthompsastatic int 707191746Sthompsarum_newstate(struct ieee80211vap *vap, enum ieee80211_state nstate, int arg) 708184610Salfred{ 709188417Sthompsa struct rum_vap *rvp = RUM_VAP(vap); 710191746Sthompsa struct ieee80211com *ic = vap->iv_ic; 711191746Sthompsa struct rum_softc *sc = ic->ic_ifp->if_softc; 712188417Sthompsa const struct ieee80211_txparam *tp; 713188417Sthompsa enum ieee80211_state ostate; 714188417Sthompsa struct ieee80211_node *ni; 715184610Salfred uint32_t tmp; 716184610Salfred 717188417Sthompsa ostate = vap->iv_state; 718191746Sthompsa DPRINTF("%s -> %s\n", 719191746Sthompsa ieee80211_state_name[ostate], 720191746Sthompsa ieee80211_state_name[nstate]); 721184610Salfred 722191746Sthompsa IEEE80211_UNLOCK(ic); 723191746Sthompsa RUM_LOCK(sc); 724206358Srpaulo usb_callout_stop(&rvp->ratectl_ch); 725191746Sthompsa 726191746Sthompsa switch (nstate) { 727188417Sthompsa case IEEE80211_S_INIT: 728188417Sthompsa if (ostate == IEEE80211_S_RUN) { 729188417Sthompsa /* abort TSF synchronization */ 730188417Sthompsa tmp = rum_read(sc, RT2573_TXRX_CSR9); 731188417Sthompsa rum_write(sc, RT2573_TXRX_CSR9, tmp & ~0x00ffffff); 732188417Sthompsa } 733188417Sthompsa break; 734184610Salfred 735188417Sthompsa case IEEE80211_S_RUN: 736212127Sthompsa ni = ieee80211_ref_node(vap->iv_bss); 737184610Salfred 738188417Sthompsa if (vap->iv_opmode != IEEE80211_M_MONITOR) { 739236897Shselasky if (ic->ic_bsschan == IEEE80211_CHAN_ANYC) { 740236897Shselasky RUM_UNLOCK(sc); 741236897Shselasky IEEE80211_LOCK(ic); 742236897Shselasky ieee80211_free_node(ni); 743236897Shselasky return (-1); 744236897Shselasky } 745188417Sthompsa rum_update_slot(ic->ic_ifp); 746188417Sthompsa rum_enable_mrr(sc); 747188417Sthompsa rum_set_txpreamble(sc); 748188417Sthompsa rum_set_basicrates(sc); 749188419Sthompsa IEEE80211_ADDR_COPY(sc->sc_bssid, ni->ni_bssid); 750188419Sthompsa rum_set_bssid(sc, sc->sc_bssid); 751184610Salfred } 752184610Salfred 753188417Sthompsa if (vap->iv_opmode == IEEE80211_M_HOSTAP || 754188417Sthompsa vap->iv_opmode == IEEE80211_M_IBSS) 755188417Sthompsa rum_prepare_beacon(sc, vap); 756184610Salfred 757188417Sthompsa if (vap->iv_opmode != IEEE80211_M_MONITOR) 758188417Sthompsa rum_enable_tsf_sync(sc); 759192468Ssam else 760192468Ssam rum_enable_tsf(sc); 761184610Salfred 762188417Sthompsa /* enable automatic rate adaptation */ 763192468Ssam tp = &vap->iv_txparms[ieee80211_chan2mode(ic->ic_curchan)]; 764188417Sthompsa if (tp->ucastrate == IEEE80211_FIXED_RATE_NONE) 765206358Srpaulo rum_ratectl_start(sc, ni); 766212127Sthompsa ieee80211_free_node(ni); 767188417Sthompsa break; 768188417Sthompsa default: 769188417Sthompsa break; 770184610Salfred } 771188417Sthompsa RUM_UNLOCK(sc); 772188417Sthompsa IEEE80211_LOCK(ic); 773191746Sthompsa return (rvp->newstate(vap, nstate, arg)); 774188417Sthompsa} 775184610Salfred 776188417Sthompsastatic void 777194677Sthompsarum_bulk_write_callback(struct usb_xfer *xfer, usb_error_t error) 778188417Sthompsa{ 779194677Sthompsa struct rum_softc *sc = usbd_xfer_softc(xfer); 780188417Sthompsa struct ifnet *ifp = sc->sc_ifp; 781192468Ssam struct ieee80211vap *vap; 782188417Sthompsa struct rum_tx_data *data; 783188417Sthompsa struct mbuf *m; 784194677Sthompsa struct usb_page_cache *pc; 785188419Sthompsa unsigned int len; 786194677Sthompsa int actlen, sumlen; 787184610Salfred 788194677Sthompsa usbd_xfer_status(xfer, &actlen, &sumlen, NULL, NULL); 789194677Sthompsa 790188417Sthompsa switch (USB_GET_STATE(xfer)) { 791188417Sthompsa case USB_ST_TRANSFERRED: 792194677Sthompsa DPRINTFN(11, "transfer complete, %d bytes\n", actlen); 793184610Salfred 794188417Sthompsa /* free resources */ 795194677Sthompsa data = usbd_xfer_get_priv(xfer); 796188417Sthompsa rum_tx_free(data, 0); 797194677Sthompsa usbd_xfer_set_priv(xfer, NULL); 798184610Salfred 799188417Sthompsa ifp->if_opackets++; 800188417Sthompsa ifp->if_drv_flags &= ~IFF_DRV_OACTIVE; 801184610Salfred 802188417Sthompsa /* FALLTHROUGH */ 803188417Sthompsa case USB_ST_SETUP: 804188417Sthompsatr_setup: 805188417Sthompsa data = STAILQ_FIRST(&sc->tx_q); 806188417Sthompsa if (data) { 807188417Sthompsa STAILQ_REMOVE_HEAD(&sc->tx_q, next); 808188417Sthompsa m = data->m; 809184610Salfred 810235000Shselasky if (m->m_pkthdr.len > (int)(MCLBYTES + RT2573_TX_DESC_SIZE)) { 811188417Sthompsa DPRINTFN(0, "data overflow, %u bytes\n", 812188417Sthompsa m->m_pkthdr.len); 813188417Sthompsa m->m_pkthdr.len = (MCLBYTES + RT2573_TX_DESC_SIZE); 814188417Sthompsa } 815194677Sthompsa pc = usbd_xfer_get_frame(xfer, 0); 816194677Sthompsa usbd_copy_in(pc, 0, &data->desc, RT2573_TX_DESC_SIZE); 817194677Sthompsa usbd_m_copy_in(pc, RT2573_TX_DESC_SIZE, m, 0, 818194677Sthompsa m->m_pkthdr.len); 819184610Salfred 820192468Ssam vap = data->ni->ni_vap; 821192468Ssam if (ieee80211_radiotap_active_vap(vap)) { 822188417Sthompsa struct rum_tx_radiotap_header *tap = &sc->sc_txtap; 823184610Salfred 824188417Sthompsa tap->wt_flags = 0; 825188417Sthompsa tap->wt_rate = data->rate; 826188417Sthompsa tap->wt_antenna = sc->tx_ant; 827184610Salfred 828192468Ssam ieee80211_radiotap_tx(vap, m); 829188417Sthompsa } 830184610Salfred 831188417Sthompsa /* align end on a 4-bytes boundary */ 832188417Sthompsa len = (RT2573_TX_DESC_SIZE + m->m_pkthdr.len + 3) & ~3; 833188417Sthompsa if ((len % 64) == 0) 834188417Sthompsa len += 4; 835184610Salfred 836188417Sthompsa DPRINTFN(11, "sending frame len=%u xferlen=%u\n", 837188417Sthompsa m->m_pkthdr.len, len); 838184610Salfred 839194677Sthompsa usbd_xfer_set_frame_len(xfer, 0, len); 840194677Sthompsa usbd_xfer_set_priv(xfer, data); 841184610Salfred 842194228Sthompsa usbd_transfer_submit(xfer); 843188417Sthompsa } 844198098Sweongyo RUM_UNLOCK(sc); 845198098Sweongyo rum_start(ifp); 846198098Sweongyo RUM_LOCK(sc); 847188417Sthompsa break; 848184610Salfred 849188417Sthompsa default: /* Error */ 850188417Sthompsa DPRINTFN(11, "transfer error, %s\n", 851194677Sthompsa usbd_errstr(error)); 852184610Salfred 853188419Sthompsa ifp->if_oerrors++; 854194677Sthompsa data = usbd_xfer_get_priv(xfer); 855188419Sthompsa if (data != NULL) { 856194677Sthompsa rum_tx_free(data, error); 857194677Sthompsa usbd_xfer_set_priv(xfer, NULL); 858188419Sthompsa } 859188419Sthompsa 860203141Sthompsa if (error != USB_ERR_CANCELLED) { 861203141Sthompsa if (error == USB_ERR_TIMEOUT) 862203141Sthompsa device_printf(sc->sc_dev, "device timeout\n"); 863203141Sthompsa 864203141Sthompsa /* 865203141Sthompsa * Try to clear stall first, also if other 866203141Sthompsa * errors occur, hence clearing stall 867203141Sthompsa * introduces a 50 ms delay: 868203141Sthompsa */ 869194677Sthompsa usbd_xfer_set_stall(xfer); 870188417Sthompsa goto tr_setup; 871188417Sthompsa } 872188417Sthompsa break; 873184610Salfred } 874184610Salfred} 875184610Salfred 876184610Salfredstatic void 877194677Sthompsarum_bulk_read_callback(struct usb_xfer *xfer, usb_error_t error) 878184610Salfred{ 879194677Sthompsa struct rum_softc *sc = usbd_xfer_softc(xfer); 880184610Salfred struct ifnet *ifp = sc->sc_ifp; 881184610Salfred struct ieee80211com *ic = ifp->if_l2com; 882184610Salfred struct ieee80211_node *ni; 883184610Salfred struct mbuf *m = NULL; 884194677Sthompsa struct usb_page_cache *pc; 885184610Salfred uint32_t flags; 886184610Salfred uint8_t rssi = 0; 887194677Sthompsa int len; 888184610Salfred 889194677Sthompsa usbd_xfer_status(xfer, &len, NULL, NULL, NULL); 890194677Sthompsa 891184610Salfred switch (USB_GET_STATE(xfer)) { 892184610Salfred case USB_ST_TRANSFERRED: 893184610Salfred 894194677Sthompsa DPRINTFN(15, "rx done, actlen=%d\n", len); 895184610Salfred 896235000Shselasky if (len < (int)(RT2573_RX_DESC_SIZE + IEEE80211_MIN_LEN)) { 897188417Sthompsa DPRINTF("%s: xfer too short %d\n", 898188417Sthompsa device_get_nameunit(sc->sc_dev), len); 899184610Salfred ifp->if_ierrors++; 900184610Salfred goto tr_setup; 901184610Salfred } 902184610Salfred 903188417Sthompsa len -= RT2573_RX_DESC_SIZE; 904194677Sthompsa pc = usbd_xfer_get_frame(xfer, 0); 905194677Sthompsa usbd_copy_out(pc, 0, &sc->sc_rx_desc, RT2573_RX_DESC_SIZE); 906188417Sthompsa 907188417Sthompsa rssi = rum_get_rssi(sc, sc->sc_rx_desc.rssi); 908184610Salfred flags = le32toh(sc->sc_rx_desc.flags); 909184610Salfred if (flags & RT2573_RX_CRC_ERROR) { 910184610Salfred /* 911184610Salfred * This should not happen since we did not 912184610Salfred * request to receive those frames when we 913188417Sthompsa * filled RUM_TXRX_CSR2: 914184610Salfred */ 915188417Sthompsa DPRINTFN(5, "PHY or CRC error\n"); 916184610Salfred ifp->if_ierrors++; 917184610Salfred goto tr_setup; 918184610Salfred } 919188417Sthompsa 920248078Smarius m = m_getcl(M_NOWAIT, MT_DATA, M_PKTHDR); 921184610Salfred if (m == NULL) { 922184610Salfred DPRINTF("could not allocate mbuf\n"); 923184610Salfred ifp->if_ierrors++; 924184610Salfred goto tr_setup; 925184610Salfred } 926194677Sthompsa usbd_copy_out(pc, RT2573_RX_DESC_SIZE, 927188417Sthompsa mtod(m, uint8_t *), len); 928184610Salfred 929184610Salfred /* finalize mbuf */ 930184610Salfred m->m_pkthdr.rcvif = ifp; 931184610Salfred m->m_pkthdr.len = m->m_len = (flags >> 16) & 0xfff; 932184610Salfred 933192468Ssam if (ieee80211_radiotap_active(ic)) { 934184610Salfred struct rum_rx_radiotap_header *tap = &sc->sc_rxtap; 935184610Salfred 936192468Ssam /* XXX read tsf */ 937192468Ssam tap->wr_flags = 0; 938184610Salfred tap->wr_rate = ieee80211_plcp2rate(sc->sc_rx_desc.rate, 939188417Sthompsa (flags & RT2573_RX_OFDM) ? 940184610Salfred IEEE80211_T_OFDM : IEEE80211_T_CCK); 941192468Ssam tap->wr_antsignal = RT2573_NOISE_FLOOR + rssi; 942192468Ssam tap->wr_antnoise = RT2573_NOISE_FLOOR; 943188417Sthompsa tap->wr_antenna = sc->rx_ant; 944184610Salfred } 945188417Sthompsa /* FALLTHROUGH */ 946184610Salfred case USB_ST_SETUP: 947184610Salfredtr_setup: 948194677Sthompsa usbd_xfer_set_frame_len(xfer, 0, usbd_xfer_max_len(xfer)); 949194228Sthompsa usbd_transfer_submit(xfer); 950184610Salfred 951184610Salfred /* 952184610Salfred * At the end of a USB callback it is always safe to unlock 953184610Salfred * the private mutex of a device! That is why we do the 954184610Salfred * "ieee80211_input" here, and not some lines up! 955184610Salfred */ 956198098Sweongyo RUM_UNLOCK(sc); 957184610Salfred if (m) { 958188417Sthompsa ni = ieee80211_find_rxnode(ic, 959188417Sthompsa mtod(m, struct ieee80211_frame_min *)); 960184610Salfred if (ni != NULL) { 961188417Sthompsa (void) ieee80211_input(ni, m, rssi, 962192468Ssam RT2573_NOISE_FLOOR); 963184610Salfred ieee80211_free_node(ni); 964188417Sthompsa } else 965188417Sthompsa (void) ieee80211_input_all(ic, m, rssi, 966192468Ssam RT2573_NOISE_FLOOR); 967184610Salfred } 968198098Sweongyo if ((ifp->if_drv_flags & IFF_DRV_OACTIVE) == 0 && 969198098Sweongyo !IFQ_IS_EMPTY(&ifp->if_snd)) 970198098Sweongyo rum_start(ifp); 971198098Sweongyo RUM_LOCK(sc); 972184610Salfred return; 973184610Salfred 974184610Salfred default: /* Error */ 975194677Sthompsa if (error != USB_ERR_CANCELLED) { 976184610Salfred /* try to clear stall first */ 977194677Sthompsa usbd_xfer_set_stall(xfer); 978188417Sthompsa goto tr_setup; 979184610Salfred } 980184610Salfred return; 981184610Salfred } 982184610Salfred} 983184610Salfred 984184610Salfredstatic uint8_t 985188417Sthompsarum_plcp_signal(int rate) 986184610Salfred{ 987184610Salfred switch (rate) { 988188417Sthompsa /* OFDM rates (cf IEEE Std 802.11a-1999, pp. 14 Table 80) */ 989188417Sthompsa case 12: return 0xb; 990188417Sthompsa case 18: return 0xf; 991188417Sthompsa case 24: return 0xa; 992188417Sthompsa case 36: return 0xe; 993188417Sthompsa case 48: return 0x9; 994188417Sthompsa case 72: return 0xd; 995188417Sthompsa case 96: return 0x8; 996188417Sthompsa case 108: return 0xc; 997184610Salfred 998188417Sthompsa /* CCK rates (NB: not IEEE std, device-specific) */ 999188417Sthompsa case 2: return 0x0; 1000188417Sthompsa case 4: return 0x1; 1001188417Sthompsa case 11: return 0x2; 1002188417Sthompsa case 22: return 0x3; 1003184610Salfred } 1004188417Sthompsa return 0xff; /* XXX unsupported/unknown rate */ 1005184610Salfred} 1006184610Salfred 1007184610Salfredstatic void 1008188417Sthompsarum_setup_tx_desc(struct rum_softc *sc, struct rum_tx_desc *desc, 1009188417Sthompsa uint32_t flags, uint16_t xflags, int len, int rate) 1010184610Salfred{ 1011184610Salfred struct ifnet *ifp = sc->sc_ifp; 1012184610Salfred struct ieee80211com *ic = ifp->if_l2com; 1013184610Salfred uint16_t plcp_length; 1014188417Sthompsa int remainder; 1015184610Salfred 1016188417Sthompsa desc->flags = htole32(flags); 1017188417Sthompsa desc->flags |= htole32(RT2573_TX_VALID); 1018188417Sthompsa desc->flags |= htole32(len << 16); 1019184610Salfred 1020188417Sthompsa desc->xflags = htole16(xflags); 1021184610Salfred 1022188417Sthompsa desc->wme = htole16(RT2573_QID(0) | RT2573_AIFSN(2) | 1023184610Salfred RT2573_LOGCWMIN(4) | RT2573_LOGCWMAX(10)); 1024184610Salfred 1025184610Salfred /* setup PLCP fields */ 1026188417Sthompsa desc->plcp_signal = rum_plcp_signal(rate); 1027188417Sthompsa desc->plcp_service = 4; 1028184610Salfred 1029184610Salfred len += IEEE80211_CRC_LEN; 1030190532Ssam if (ieee80211_rate2phytype(ic->ic_rt, rate) == IEEE80211_T_OFDM) { 1031188417Sthompsa desc->flags |= htole32(RT2573_TX_OFDM); 1032184610Salfred 1033188417Sthompsa plcp_length = len & 0xfff; 1034188417Sthompsa desc->plcp_length_hi = plcp_length >> 6; 1035188417Sthompsa desc->plcp_length_lo = plcp_length & 0x3f; 1036184610Salfred } else { 1037188417Sthompsa plcp_length = (16 * len + rate - 1) / rate; 1038184610Salfred if (rate == 22) { 1039184610Salfred remainder = (16 * len) % 22; 1040188417Sthompsa if (remainder != 0 && remainder < 7) 1041188417Sthompsa desc->plcp_service |= RT2573_PLCP_LENGEXT; 1042184610Salfred } 1043188417Sthompsa desc->plcp_length_hi = plcp_length >> 8; 1044188417Sthompsa desc->plcp_length_lo = plcp_length & 0xff; 1045184610Salfred 1046188417Sthompsa if (rate != 2 && (ic->ic_flags & IEEE80211_F_SHPREAMBLE)) 1047188417Sthompsa desc->plcp_signal |= 0x08; 1048184610Salfred } 1049188417Sthompsa} 1050184610Salfred 1051188417Sthompsastatic int 1052188417Sthompsarum_sendprot(struct rum_softc *sc, 1053188417Sthompsa const struct mbuf *m, struct ieee80211_node *ni, int prot, int rate) 1054188417Sthompsa{ 1055188417Sthompsa struct ieee80211com *ic = ni->ni_ic; 1056188417Sthompsa const struct ieee80211_frame *wh; 1057188417Sthompsa struct rum_tx_data *data; 1058188417Sthompsa struct mbuf *mprot; 1059188417Sthompsa int protrate, ackrate, pktlen, flags, isshort; 1060188417Sthompsa uint16_t dur; 1061188417Sthompsa 1062188417Sthompsa RUM_LOCK_ASSERT(sc, MA_OWNED); 1063188417Sthompsa KASSERT(prot == IEEE80211_PROT_RTSCTS || prot == IEEE80211_PROT_CTSONLY, 1064188417Sthompsa ("protection %d", prot)); 1065188417Sthompsa 1066188417Sthompsa wh = mtod(m, const struct ieee80211_frame *); 1067188417Sthompsa pktlen = m->m_pkthdr.len + IEEE80211_CRC_LEN; 1068188417Sthompsa 1069190532Ssam protrate = ieee80211_ctl_rate(ic->ic_rt, rate); 1070190532Ssam ackrate = ieee80211_ack_rate(ic->ic_rt, rate); 1071188417Sthompsa 1072188417Sthompsa isshort = (ic->ic_flags & IEEE80211_F_SHPREAMBLE) != 0; 1073209189Sjkim dur = ieee80211_compute_duration(ic->ic_rt, pktlen, rate, isshort) 1074190532Ssam + ieee80211_ack_duration(ic->ic_rt, rate, isshort); 1075188417Sthompsa flags = RT2573_TX_MORE_FRAG; 1076188417Sthompsa if (prot == IEEE80211_PROT_RTSCTS) { 1077188417Sthompsa /* NB: CTS is the same size as an ACK */ 1078190532Ssam dur += ieee80211_ack_duration(ic->ic_rt, rate, isshort); 1079188417Sthompsa flags |= RT2573_TX_NEED_ACK; 1080188417Sthompsa mprot = ieee80211_alloc_rts(ic, wh->i_addr1, wh->i_addr2, dur); 1081188417Sthompsa } else { 1082188417Sthompsa mprot = ieee80211_alloc_cts(ic, ni->ni_vap->iv_myaddr, dur); 1083184610Salfred } 1084188417Sthompsa if (mprot == NULL) { 1085188417Sthompsa /* XXX stat + msg */ 1086189123Sthompsa return (ENOBUFS); 1087184610Salfred } 1088188417Sthompsa data = STAILQ_FIRST(&sc->tx_free); 1089188417Sthompsa STAILQ_REMOVE_HEAD(&sc->tx_free, next); 1090188417Sthompsa sc->tx_nfree--; 1091184610Salfred 1092188417Sthompsa data->m = mprot; 1093188417Sthompsa data->ni = ieee80211_ref_node(ni); 1094188417Sthompsa data->rate = protrate; 1095188417Sthompsa rum_setup_tx_desc(sc, &data->desc, flags, 0, mprot->m_pkthdr.len, protrate); 1096184610Salfred 1097188417Sthompsa STAILQ_INSERT_TAIL(&sc->tx_q, data, next); 1098194228Sthompsa usbd_transfer_start(sc->sc_xfer[RUM_BULK_WR]); 1099188417Sthompsa 1100188417Sthompsa return 0; 1101188417Sthompsa} 1102188417Sthompsa 1103188417Sthompsastatic int 1104188417Sthompsarum_tx_mgt(struct rum_softc *sc, struct mbuf *m0, struct ieee80211_node *ni) 1105188417Sthompsa{ 1106188417Sthompsa struct ieee80211vap *vap = ni->ni_vap; 1107188417Sthompsa struct ifnet *ifp = sc->sc_ifp; 1108188417Sthompsa struct ieee80211com *ic = ifp->if_l2com; 1109188417Sthompsa struct rum_tx_data *data; 1110188417Sthompsa struct ieee80211_frame *wh; 1111188417Sthompsa const struct ieee80211_txparam *tp; 1112188417Sthompsa struct ieee80211_key *k; 1113188417Sthompsa uint32_t flags = 0; 1114188417Sthompsa uint16_t dur; 1115188417Sthompsa 1116188417Sthompsa RUM_LOCK_ASSERT(sc, MA_OWNED); 1117188417Sthompsa 1118188417Sthompsa data = STAILQ_FIRST(&sc->tx_free); 1119188417Sthompsa STAILQ_REMOVE_HEAD(&sc->tx_free, next); 1120188417Sthompsa sc->tx_nfree--; 1121188417Sthompsa 1122188417Sthompsa wh = mtod(m0, struct ieee80211_frame *); 1123188417Sthompsa if (wh->i_fc[1] & IEEE80211_FC1_WEP) { 1124188417Sthompsa k = ieee80211_crypto_encap(ni, m0); 1125188417Sthompsa if (k == NULL) { 1126188417Sthompsa m_freem(m0); 1127188417Sthompsa return ENOBUFS; 1128184610Salfred } 1129188417Sthompsa wh = mtod(m0, struct ieee80211_frame *); 1130188417Sthompsa } 1131184610Salfred 1132188417Sthompsa tp = &vap->iv_txparms[ieee80211_chan2mode(ic->ic_curchan)]; 1133188417Sthompsa 1134188417Sthompsa if (!IEEE80211_IS_MULTICAST(wh->i_addr1)) { 1135188417Sthompsa flags |= RT2573_TX_NEED_ACK; 1136188417Sthompsa 1137190532Ssam dur = ieee80211_ack_duration(ic->ic_rt, tp->mgmtrate, 1138188417Sthompsa ic->ic_flags & IEEE80211_F_SHPREAMBLE); 1139259457Shselasky USETW(wh->i_dur, dur); 1140188417Sthompsa 1141188417Sthompsa /* tell hardware to add timestamp for probe responses */ 1142188417Sthompsa if ((wh->i_fc[0] & 1143188417Sthompsa (IEEE80211_FC0_TYPE_MASK | IEEE80211_FC0_SUBTYPE_MASK)) == 1144188417Sthompsa (IEEE80211_FC0_TYPE_MGT | IEEE80211_FC0_SUBTYPE_PROBE_RESP)) 1145188417Sthompsa flags |= RT2573_TX_TIMESTAMP; 1146184610Salfred } 1147184610Salfred 1148188417Sthompsa data->m = m0; 1149188417Sthompsa data->ni = ni; 1150188417Sthompsa data->rate = tp->mgmtrate; 1151188417Sthompsa 1152188417Sthompsa rum_setup_tx_desc(sc, &data->desc, flags, 0, m0->m_pkthdr.len, tp->mgmtrate); 1153188417Sthompsa 1154188417Sthompsa DPRINTFN(10, "sending mgt frame len=%d rate=%d\n", 1155188417Sthompsa m0->m_pkthdr.len + (int)RT2573_TX_DESC_SIZE, tp->mgmtrate); 1156188417Sthompsa 1157188417Sthompsa STAILQ_INSERT_TAIL(&sc->tx_q, data, next); 1158194228Sthompsa usbd_transfer_start(sc->sc_xfer[RUM_BULK_WR]); 1159188417Sthompsa 1160189123Sthompsa return (0); 1161184610Salfred} 1162184610Salfred 1163188417Sthompsastatic int 1164188417Sthompsarum_tx_raw(struct rum_softc *sc, struct mbuf *m0, struct ieee80211_node *ni, 1165188417Sthompsa const struct ieee80211_bpf_params *params) 1166184610Salfred{ 1167193073Ssam struct ieee80211com *ic = ni->ni_ic; 1168188417Sthompsa struct rum_tx_data *data; 1169188417Sthompsa uint32_t flags; 1170188417Sthompsa int rate, error; 1171184610Salfred 1172188417Sthompsa RUM_LOCK_ASSERT(sc, MA_OWNED); 1173188417Sthompsa KASSERT(params != NULL, ("no raw xmit params")); 1174184610Salfred 1175193073Ssam rate = params->ibp_rate0; 1176193073Ssam if (!ieee80211_isratevalid(ic->ic_rt, rate)) { 1177188417Sthompsa m_freem(m0); 1178188417Sthompsa return EINVAL; 1179188417Sthompsa } 1180188417Sthompsa flags = 0; 1181188417Sthompsa if ((params->ibp_flags & IEEE80211_BPF_NOACK) == 0) 1182188417Sthompsa flags |= RT2573_TX_NEED_ACK; 1183188417Sthompsa if (params->ibp_flags & (IEEE80211_BPF_RTS|IEEE80211_BPF_CTS)) { 1184188417Sthompsa error = rum_sendprot(sc, m0, ni, 1185188417Sthompsa params->ibp_flags & IEEE80211_BPF_RTS ? 1186188417Sthompsa IEEE80211_PROT_RTSCTS : IEEE80211_PROT_CTSONLY, 1187188417Sthompsa rate); 1188188969Sthompsa if (error || sc->tx_nfree == 0) { 1189188417Sthompsa m_freem(m0); 1190188969Sthompsa return ENOBUFS; 1191184610Salfred } 1192188417Sthompsa flags |= RT2573_TX_LONG_RETRY | RT2573_TX_IFS_SIFS; 1193188417Sthompsa } 1194184610Salfred 1195188969Sthompsa data = STAILQ_FIRST(&sc->tx_free); 1196188969Sthompsa STAILQ_REMOVE_HEAD(&sc->tx_free, next); 1197188969Sthompsa sc->tx_nfree--; 1198188969Sthompsa 1199188417Sthompsa data->m = m0; 1200188417Sthompsa data->ni = ni; 1201188417Sthompsa data->rate = rate; 1202184610Salfred 1203188417Sthompsa /* XXX need to setup descriptor ourself */ 1204188417Sthompsa rum_setup_tx_desc(sc, &data->desc, flags, 0, m0->m_pkthdr.len, rate); 1205184610Salfred 1206188417Sthompsa DPRINTFN(10, "sending raw frame len=%u rate=%u\n", 1207188417Sthompsa m0->m_pkthdr.len, rate); 1208184610Salfred 1209188417Sthompsa STAILQ_INSERT_TAIL(&sc->tx_q, data, next); 1210194228Sthompsa usbd_transfer_start(sc->sc_xfer[RUM_BULK_WR]); 1211184610Salfred 1212188417Sthompsa return 0; 1213188417Sthompsa} 1214184610Salfred 1215188417Sthompsastatic int 1216188417Sthompsarum_tx_data(struct rum_softc *sc, struct mbuf *m0, struct ieee80211_node *ni) 1217188417Sthompsa{ 1218188417Sthompsa struct ieee80211vap *vap = ni->ni_vap; 1219188417Sthompsa struct ifnet *ifp = sc->sc_ifp; 1220188417Sthompsa struct ieee80211com *ic = ifp->if_l2com; 1221188417Sthompsa struct rum_tx_data *data; 1222188417Sthompsa struct ieee80211_frame *wh; 1223188417Sthompsa const struct ieee80211_txparam *tp; 1224188417Sthompsa struct ieee80211_key *k; 1225188417Sthompsa uint32_t flags = 0; 1226188417Sthompsa uint16_t dur; 1227188417Sthompsa int error, rate; 1228184610Salfred 1229188417Sthompsa RUM_LOCK_ASSERT(sc, MA_OWNED); 1230184610Salfred 1231188417Sthompsa wh = mtod(m0, struct ieee80211_frame *); 1232184610Salfred 1233188417Sthompsa tp = &vap->iv_txparms[ieee80211_chan2mode(ni->ni_chan)]; 1234188417Sthompsa if (IEEE80211_IS_MULTICAST(wh->i_addr1)) 1235188417Sthompsa rate = tp->mcastrate; 1236188417Sthompsa else if (tp->ucastrate != IEEE80211_FIXED_RATE_NONE) 1237188417Sthompsa rate = tp->ucastrate; 1238188417Sthompsa else 1239188417Sthompsa rate = ni->ni_txrate; 1240188417Sthompsa 1241188417Sthompsa if (wh->i_fc[1] & IEEE80211_FC1_WEP) { 1242188417Sthompsa k = ieee80211_crypto_encap(ni, m0); 1243188417Sthompsa if (k == NULL) { 1244188417Sthompsa m_freem(m0); 1245188417Sthompsa return ENOBUFS; 1246184610Salfred } 1247184610Salfred 1248188417Sthompsa /* packet header may have moved, reset our local pointer */ 1249188417Sthompsa wh = mtod(m0, struct ieee80211_frame *); 1250188417Sthompsa } 1251184610Salfred 1252188417Sthompsa if (!IEEE80211_IS_MULTICAST(wh->i_addr1)) { 1253188417Sthompsa int prot = IEEE80211_PROT_NONE; 1254188417Sthompsa if (m0->m_pkthdr.len + IEEE80211_CRC_LEN > vap->iv_rtsthreshold) 1255188417Sthompsa prot = IEEE80211_PROT_RTSCTS; 1256188417Sthompsa else if ((ic->ic_flags & IEEE80211_F_USEPROT) && 1257190532Ssam ieee80211_rate2phytype(ic->ic_rt, rate) == IEEE80211_T_OFDM) 1258188417Sthompsa prot = ic->ic_protmode; 1259188417Sthompsa if (prot != IEEE80211_PROT_NONE) { 1260188417Sthompsa error = rum_sendprot(sc, m0, ni, prot, rate); 1261188969Sthompsa if (error || sc->tx_nfree == 0) { 1262188417Sthompsa m_freem(m0); 1263188969Sthompsa return ENOBUFS; 1264188417Sthompsa } 1265188417Sthompsa flags |= RT2573_TX_LONG_RETRY | RT2573_TX_IFS_SIFS; 1266184610Salfred } 1267184610Salfred } 1268184610Salfred 1269188417Sthompsa data = STAILQ_FIRST(&sc->tx_free); 1270188417Sthompsa STAILQ_REMOVE_HEAD(&sc->tx_free, next); 1271188417Sthompsa sc->tx_nfree--; 1272184610Salfred 1273188417Sthompsa data->m = m0; 1274188417Sthompsa data->ni = ni; 1275188417Sthompsa data->rate = rate; 1276188417Sthompsa 1277188417Sthompsa if (!IEEE80211_IS_MULTICAST(wh->i_addr1)) { 1278188417Sthompsa flags |= RT2573_TX_NEED_ACK; 1279188417Sthompsa flags |= RT2573_TX_MORE_FRAG; 1280188417Sthompsa 1281190532Ssam dur = ieee80211_ack_duration(ic->ic_rt, rate, 1282188417Sthompsa ic->ic_flags & IEEE80211_F_SHPREAMBLE); 1283259457Shselasky USETW(wh->i_dur, dur); 1284184610Salfred } 1285184610Salfred 1286188417Sthompsa rum_setup_tx_desc(sc, &data->desc, flags, 0, m0->m_pkthdr.len, rate); 1287184610Salfred 1288188417Sthompsa DPRINTFN(10, "sending frame len=%d rate=%d\n", 1289188417Sthompsa m0->m_pkthdr.len + (int)RT2573_TX_DESC_SIZE, rate); 1290184610Salfred 1291188417Sthompsa STAILQ_INSERT_TAIL(&sc->tx_q, data, next); 1292194228Sthompsa usbd_transfer_start(sc->sc_xfer[RUM_BULK_WR]); 1293188417Sthompsa 1294188417Sthompsa return 0; 1295184610Salfred} 1296184610Salfred 1297184610Salfredstatic void 1298188417Sthompsarum_start(struct ifnet *ifp) 1299184610Salfred{ 1300188417Sthompsa struct rum_softc *sc = ifp->if_softc; 1301188417Sthompsa struct ieee80211_node *ni; 1302188417Sthompsa struct mbuf *m; 1303184610Salfred 1304188417Sthompsa RUM_LOCK(sc); 1305188417Sthompsa if ((ifp->if_drv_flags & IFF_DRV_RUNNING) == 0) { 1306188417Sthompsa RUM_UNLOCK(sc); 1307188417Sthompsa return; 1308188417Sthompsa } 1309188417Sthompsa for (;;) { 1310188417Sthompsa IFQ_DRV_DEQUEUE(&ifp->if_snd, m); 1311188417Sthompsa if (m == NULL) 1312188417Sthompsa break; 1313188969Sthompsa if (sc->tx_nfree < RUM_TX_MINFREE) { 1314188417Sthompsa IFQ_DRV_PREPEND(&ifp->if_snd, m); 1315188417Sthompsa ifp->if_drv_flags |= IFF_DRV_OACTIVE; 1316188417Sthompsa break; 1317188417Sthompsa } 1318188417Sthompsa ni = (struct ieee80211_node *) m->m_pkthdr.rcvif; 1319188417Sthompsa if (rum_tx_data(sc, m, ni) != 0) { 1320188417Sthompsa ieee80211_free_node(ni); 1321188417Sthompsa ifp->if_oerrors++; 1322188417Sthompsa break; 1323188417Sthompsa } 1324188417Sthompsa } 1325188417Sthompsa RUM_UNLOCK(sc); 1326184610Salfred} 1327184610Salfred 1328184610Salfredstatic int 1329188417Sthompsarum_ioctl(struct ifnet *ifp, u_long cmd, caddr_t data) 1330184610Salfred{ 1331184610Salfred struct rum_softc *sc = ifp->if_softc; 1332184610Salfred struct ieee80211com *ic = ifp->if_l2com; 1333188417Sthompsa struct ifreq *ifr = (struct ifreq *) data; 1334259456Shselasky int error; 1335259456Shselasky int startall = 0; 1336184610Salfred 1337259456Shselasky RUM_LOCK(sc); 1338259456Shselasky error = sc->sc_detached ? ENXIO : 0; 1339259456Shselasky RUM_UNLOCK(sc); 1340259456Shselasky if (error) 1341259456Shselasky return (error); 1342259456Shselasky 1343184610Salfred switch (cmd) { 1344184610Salfred case SIOCSIFFLAGS: 1345188417Sthompsa RUM_LOCK(sc); 1346184610Salfred if (ifp->if_flags & IFF_UP) { 1347188417Sthompsa if ((ifp->if_drv_flags & IFF_DRV_RUNNING) == 0) { 1348191746Sthompsa rum_init_locked(sc); 1349188417Sthompsa startall = 1; 1350188417Sthompsa } else 1351191746Sthompsa rum_setpromisc(sc); 1352184610Salfred } else { 1353191746Sthompsa if (ifp->if_drv_flags & IFF_DRV_RUNNING) 1354191746Sthompsa rum_stop(sc); 1355184610Salfred } 1356188417Sthompsa RUM_UNLOCK(sc); 1357188417Sthompsa if (startall) 1358188417Sthompsa ieee80211_start_all(ic); 1359184610Salfred break; 1360184610Salfred case SIOCGIFMEDIA: 1361188417Sthompsa error = ifmedia_ioctl(ifp, ifr, &ic->ic_media, cmd); 1362184610Salfred break; 1363188417Sthompsa case SIOCGIFADDR: 1364188417Sthompsa error = ether_ioctl(ifp, cmd, data); 1365188417Sthompsa break; 1366184610Salfred default: 1367188417Sthompsa error = EINVAL; 1368188417Sthompsa break; 1369184610Salfred } 1370188417Sthompsa return error; 1371184610Salfred} 1372184610Salfred 1373184610Salfredstatic void 1374188417Sthompsarum_eeprom_read(struct rum_softc *sc, uint16_t addr, void *buf, int len) 1375184610Salfred{ 1376192984Sthompsa struct usb_device_request req; 1377193045Sthompsa usb_error_t error; 1378184610Salfred 1379188417Sthompsa req.bmRequestType = UT_READ_VENDOR_DEVICE; 1380188417Sthompsa req.bRequest = RT2573_READ_EEPROM; 1381188417Sthompsa USETW(req.wValue, 0); 1382188417Sthompsa USETW(req.wIndex, addr); 1383188417Sthompsa USETW(req.wLength, len); 1384188417Sthompsa 1385188419Sthompsa error = rum_do_request(sc, &req, buf); 1386188417Sthompsa if (error != 0) { 1387188417Sthompsa device_printf(sc->sc_dev, "could not read EEPROM: %s\n", 1388194228Sthompsa usbd_errstr(error)); 1389188417Sthompsa } 1390184610Salfred} 1391184610Salfred 1392188417Sthompsastatic uint32_t 1393188417Sthompsarum_read(struct rum_softc *sc, uint16_t reg) 1394188417Sthompsa{ 1395188417Sthompsa uint32_t val; 1396188417Sthompsa 1397188417Sthompsa rum_read_multi(sc, reg, &val, sizeof val); 1398188417Sthompsa 1399188417Sthompsa return le32toh(val); 1400188417Sthompsa} 1401188417Sthompsa 1402184610Salfredstatic void 1403188417Sthompsarum_read_multi(struct rum_softc *sc, uint16_t reg, void *buf, int len) 1404184610Salfred{ 1405192984Sthompsa struct usb_device_request req; 1406193045Sthompsa usb_error_t error; 1407184610Salfred 1408188417Sthompsa req.bmRequestType = UT_READ_VENDOR_DEVICE; 1409188417Sthompsa req.bRequest = RT2573_READ_MULTI_MAC; 1410188417Sthompsa USETW(req.wValue, 0); 1411188417Sthompsa USETW(req.wIndex, reg); 1412188417Sthompsa USETW(req.wLength, len); 1413184610Salfred 1414188419Sthompsa error = rum_do_request(sc, &req, buf); 1415188417Sthompsa if (error != 0) { 1416188417Sthompsa device_printf(sc->sc_dev, 1417188417Sthompsa "could not multi read MAC register: %s\n", 1418194228Sthompsa usbd_errstr(error)); 1419184610Salfred } 1420188417Sthompsa} 1421184610Salfred 1422193045Sthompsastatic usb_error_t 1423188417Sthompsarum_write(struct rum_softc *sc, uint16_t reg, uint32_t val) 1424188417Sthompsa{ 1425188417Sthompsa uint32_t tmp = htole32(val); 1426184610Salfred 1427189123Sthompsa return (rum_write_multi(sc, reg, &tmp, sizeof tmp)); 1428188417Sthompsa} 1429188417Sthompsa 1430193045Sthompsastatic usb_error_t 1431188417Sthompsarum_write_multi(struct rum_softc *sc, uint16_t reg, void *buf, size_t len) 1432188417Sthompsa{ 1433192984Sthompsa struct usb_device_request req; 1434193045Sthompsa usb_error_t error; 1435235000Shselasky size_t offset; 1436188417Sthompsa 1437188417Sthompsa req.bmRequestType = UT_WRITE_VENDOR_DEVICE; 1438188417Sthompsa req.bRequest = RT2573_WRITE_MULTI_MAC; 1439188417Sthompsa USETW(req.wValue, 0); 1440188417Sthompsa 1441229111Shselasky /* write at most 64 bytes at a time */ 1442229111Shselasky for (offset = 0; offset < len; offset += 64) { 1443229111Shselasky USETW(req.wIndex, reg + offset); 1444229111Shselasky USETW(req.wLength, MIN(len - offset, 64)); 1445229111Shselasky 1446229111Shselasky error = rum_do_request(sc, &req, (char *)buf + offset); 1447229111Shselasky if (error != 0) { 1448229111Shselasky device_printf(sc->sc_dev, 1449229111Shselasky "could not multi write MAC register: %s\n", 1450229111Shselasky usbd_errstr(error)); 1451229111Shselasky return (error); 1452229111Shselasky } 1453184610Salfred } 1454229111Shselasky 1455229111Shselasky return (USB_ERR_NORMAL_COMPLETION); 1456188417Sthompsa} 1457184610Salfred 1458188417Sthompsastatic void 1459188417Sthompsarum_bbp_write(struct rum_softc *sc, uint8_t reg, uint8_t val) 1460188417Sthompsa{ 1461188417Sthompsa uint32_t tmp; 1462188417Sthompsa int ntries; 1463188417Sthompsa 1464189123Sthompsa DPRINTFN(2, "reg=0x%08x\n", reg); 1465189123Sthompsa 1466188619Sthompsa for (ntries = 0; ntries < 100; ntries++) { 1467188417Sthompsa if (!(rum_read(sc, RT2573_PHY_CSR3) & RT2573_BBP_BUSY)) 1468188417Sthompsa break; 1469188619Sthompsa if (rum_pause(sc, hz / 100)) 1470188619Sthompsa break; 1471188417Sthompsa } 1472188619Sthompsa if (ntries == 100) { 1473188417Sthompsa device_printf(sc->sc_dev, "could not write to BBP\n"); 1474188417Sthompsa return; 1475188417Sthompsa } 1476188417Sthompsa 1477188417Sthompsa tmp = RT2573_BBP_BUSY | (reg & 0x7f) << 8 | val; 1478188417Sthompsa rum_write(sc, RT2573_PHY_CSR3, tmp); 1479184610Salfred} 1480184610Salfred 1481188417Sthompsastatic uint8_t 1482188417Sthompsarum_bbp_read(struct rum_softc *sc, uint8_t reg) 1483184610Salfred{ 1484188417Sthompsa uint32_t val; 1485188417Sthompsa int ntries; 1486184610Salfred 1487189123Sthompsa DPRINTFN(2, "reg=0x%08x\n", reg); 1488189123Sthompsa 1489188619Sthompsa for (ntries = 0; ntries < 100; ntries++) { 1490188417Sthompsa if (!(rum_read(sc, RT2573_PHY_CSR3) & RT2573_BBP_BUSY)) 1491188417Sthompsa break; 1492188619Sthompsa if (rum_pause(sc, hz / 100)) 1493188619Sthompsa break; 1494184610Salfred } 1495188619Sthompsa if (ntries == 100) { 1496188417Sthompsa device_printf(sc->sc_dev, "could not read BBP\n"); 1497188417Sthompsa return 0; 1498184610Salfred } 1499184610Salfred 1500188417Sthompsa val = RT2573_BBP_BUSY | RT2573_BBP_READ | reg << 8; 1501188417Sthompsa rum_write(sc, RT2573_PHY_CSR3, val); 1502184610Salfred 1503188417Sthompsa for (ntries = 0; ntries < 100; ntries++) { 1504188417Sthompsa val = rum_read(sc, RT2573_PHY_CSR3); 1505188417Sthompsa if (!(val & RT2573_BBP_BUSY)) 1506188417Sthompsa return val & 0xff; 1507188619Sthompsa if (rum_pause(sc, hz / 100)) 1508188619Sthompsa break; 1509188417Sthompsa } 1510184610Salfred 1511188417Sthompsa device_printf(sc->sc_dev, "could not read BBP\n"); 1512188417Sthompsa return 0; 1513184610Salfred} 1514184610Salfred 1515184610Salfredstatic void 1516188417Sthompsarum_rf_write(struct rum_softc *sc, uint8_t reg, uint32_t val) 1517184610Salfred{ 1518188417Sthompsa uint32_t tmp; 1519188417Sthompsa int ntries; 1520184610Salfred 1521188619Sthompsa for (ntries = 0; ntries < 100; ntries++) { 1522188417Sthompsa if (!(rum_read(sc, RT2573_PHY_CSR4) & RT2573_RF_BUSY)) 1523188417Sthompsa break; 1524188619Sthompsa if (rum_pause(sc, hz / 100)) 1525188619Sthompsa break; 1526188417Sthompsa } 1527188619Sthompsa if (ntries == 100) { 1528188417Sthompsa device_printf(sc->sc_dev, "could not write to RF\n"); 1529188417Sthompsa return; 1530188417Sthompsa } 1531184610Salfred 1532196970Sphk tmp = RT2573_RF_BUSY | RT2573_RF_20BIT | (val & 0xfffff) << 2 | 1533188417Sthompsa (reg & 3); 1534188417Sthompsa rum_write(sc, RT2573_PHY_CSR4, tmp); 1535184610Salfred 1536188417Sthompsa /* remember last written value in sc */ 1537188417Sthompsa sc->rf_regs[reg] = val; 1538184610Salfred 1539188417Sthompsa DPRINTFN(15, "RF R[%u] <- 0x%05x\n", reg & 3, val & 0xfffff); 1540184610Salfred} 1541184610Salfred 1542184610Salfredstatic void 1543188417Sthompsarum_select_antenna(struct rum_softc *sc) 1544184610Salfred{ 1545188417Sthompsa uint8_t bbp4, bbp77; 1546188417Sthompsa uint32_t tmp; 1547188417Sthompsa 1548188417Sthompsa bbp4 = rum_bbp_read(sc, 4); 1549188417Sthompsa bbp77 = rum_bbp_read(sc, 77); 1550188417Sthompsa 1551188417Sthompsa /* TBD */ 1552188417Sthompsa 1553188417Sthompsa /* make sure Rx is disabled before switching antenna */ 1554188417Sthompsa tmp = rum_read(sc, RT2573_TXRX_CSR0); 1555188417Sthompsa rum_write(sc, RT2573_TXRX_CSR0, tmp | RT2573_DISABLE_RX); 1556188417Sthompsa 1557188417Sthompsa rum_bbp_write(sc, 4, bbp4); 1558188417Sthompsa rum_bbp_write(sc, 77, bbp77); 1559188417Sthompsa 1560188417Sthompsa rum_write(sc, RT2573_TXRX_CSR0, tmp); 1561184610Salfred} 1562184610Salfred 1563188417Sthompsa/* 1564188417Sthompsa * Enable multi-rate retries for frames sent at OFDM rates. 1565188417Sthompsa * In 802.11b/g mode, allow fallback to CCK rates. 1566188417Sthompsa */ 1567184610Salfredstatic void 1568188417Sthompsarum_enable_mrr(struct rum_softc *sc) 1569184610Salfred{ 1570188417Sthompsa struct ifnet *ifp = sc->sc_ifp; 1571188417Sthompsa struct ieee80211com *ic = ifp->if_l2com; 1572188417Sthompsa uint32_t tmp; 1573188417Sthompsa 1574188417Sthompsa tmp = rum_read(sc, RT2573_TXRX_CSR4); 1575188417Sthompsa 1576188417Sthompsa tmp &= ~RT2573_MRR_CCK_FALLBACK; 1577188417Sthompsa if (!IEEE80211_IS_CHAN_5GHZ(ic->ic_bsschan)) 1578188417Sthompsa tmp |= RT2573_MRR_CCK_FALLBACK; 1579188417Sthompsa tmp |= RT2573_MRR_ENABLED; 1580188417Sthompsa 1581188417Sthompsa rum_write(sc, RT2573_TXRX_CSR4, tmp); 1582184610Salfred} 1583184610Salfred 1584184610Salfredstatic void 1585188417Sthompsarum_set_txpreamble(struct rum_softc *sc) 1586184610Salfred{ 1587188417Sthompsa struct ifnet *ifp = sc->sc_ifp; 1588188417Sthompsa struct ieee80211com *ic = ifp->if_l2com; 1589188417Sthompsa uint32_t tmp; 1590188417Sthompsa 1591188417Sthompsa tmp = rum_read(sc, RT2573_TXRX_CSR4); 1592188417Sthompsa 1593188417Sthompsa tmp &= ~RT2573_SHORT_PREAMBLE; 1594188417Sthompsa if (ic->ic_flags & IEEE80211_F_SHPREAMBLE) 1595188417Sthompsa tmp |= RT2573_SHORT_PREAMBLE; 1596188417Sthompsa 1597188417Sthompsa rum_write(sc, RT2573_TXRX_CSR4, tmp); 1598184610Salfred} 1599184610Salfred 1600184610Salfredstatic void 1601188417Sthompsarum_set_basicrates(struct rum_softc *sc) 1602184610Salfred{ 1603188417Sthompsa struct ifnet *ifp = sc->sc_ifp; 1604188417Sthompsa struct ieee80211com *ic = ifp->if_l2com; 1605184610Salfred 1606188417Sthompsa /* update basic rate set */ 1607188417Sthompsa if (ic->ic_curmode == IEEE80211_MODE_11B) { 1608188417Sthompsa /* 11b basic rates: 1, 2Mbps */ 1609188417Sthompsa rum_write(sc, RT2573_TXRX_CSR5, 0x3); 1610188417Sthompsa } else if (IEEE80211_IS_CHAN_5GHZ(ic->ic_bsschan)) { 1611188417Sthompsa /* 11a basic rates: 6, 12, 24Mbps */ 1612188417Sthompsa rum_write(sc, RT2573_TXRX_CSR5, 0x150); 1613188417Sthompsa } else { 1614188417Sthompsa /* 11b/g basic rates: 1, 2, 5.5, 11Mbps */ 1615188417Sthompsa rum_write(sc, RT2573_TXRX_CSR5, 0xf); 1616188417Sthompsa } 1617184610Salfred} 1618184610Salfred 1619184610Salfred/* 1620188417Sthompsa * Reprogram MAC/BBP to switch to a new band. Values taken from the reference 1621184610Salfred * driver. 1622184610Salfred */ 1623184610Salfredstatic void 1624188417Sthompsarum_select_band(struct rum_softc *sc, struct ieee80211_channel *c) 1625184610Salfred{ 1626188417Sthompsa uint8_t bbp17, bbp35, bbp96, bbp97, bbp98, bbp104; 1627184610Salfred uint32_t tmp; 1628184610Salfred 1629184610Salfred /* update all BBP registers that depend on the band */ 1630188417Sthompsa bbp17 = 0x20; bbp96 = 0x48; bbp104 = 0x2c; 1631188417Sthompsa bbp35 = 0x50; bbp97 = 0x48; bbp98 = 0x48; 1632188417Sthompsa if (IEEE80211_IS_CHAN_5GHZ(c)) { 1633188417Sthompsa bbp17 += 0x08; bbp96 += 0x10; bbp104 += 0x0c; 1634188417Sthompsa bbp35 += 0x10; bbp97 += 0x10; bbp98 += 0x10; 1635184610Salfred } 1636188417Sthompsa if ((IEEE80211_IS_CHAN_2GHZ(c) && sc->ext_2ghz_lna) || 1637188417Sthompsa (IEEE80211_IS_CHAN_5GHZ(c) && sc->ext_5ghz_lna)) { 1638188417Sthompsa bbp17 += 0x10; bbp96 += 0x10; bbp104 += 0x10; 1639184610Salfred } 1640184610Salfred 1641188417Sthompsa sc->bbp17 = bbp17; 1642188417Sthompsa rum_bbp_write(sc, 17, bbp17); 1643188417Sthompsa rum_bbp_write(sc, 96, bbp96); 1644188417Sthompsa rum_bbp_write(sc, 104, bbp104); 1645188417Sthompsa 1646188417Sthompsa if ((IEEE80211_IS_CHAN_2GHZ(c) && sc->ext_2ghz_lna) || 1647188417Sthompsa (IEEE80211_IS_CHAN_5GHZ(c) && sc->ext_5ghz_lna)) { 1648188417Sthompsa rum_bbp_write(sc, 75, 0x80); 1649188417Sthompsa rum_bbp_write(sc, 86, 0x80); 1650188417Sthompsa rum_bbp_write(sc, 88, 0x80); 1651184610Salfred } 1652184610Salfred 1653188417Sthompsa rum_bbp_write(sc, 35, bbp35); 1654188417Sthompsa rum_bbp_write(sc, 97, bbp97); 1655188417Sthompsa rum_bbp_write(sc, 98, bbp98); 1656188417Sthompsa 1657188417Sthompsa tmp = rum_read(sc, RT2573_PHY_CSR0); 1658184610Salfred tmp &= ~(RT2573_PA_PE_2GHZ | RT2573_PA_PE_5GHZ); 1659188417Sthompsa if (IEEE80211_IS_CHAN_2GHZ(c)) 1660184610Salfred tmp |= RT2573_PA_PE_2GHZ; 1661184610Salfred else 1662184610Salfred tmp |= RT2573_PA_PE_5GHZ; 1663188417Sthompsa rum_write(sc, RT2573_PHY_CSR0, tmp); 1664184610Salfred} 1665184610Salfred 1666184610Salfredstatic void 1667188417Sthompsarum_set_chan(struct rum_softc *sc, struct ieee80211_channel *c) 1668184610Salfred{ 1669188417Sthompsa struct ifnet *ifp = sc->sc_ifp; 1670188417Sthompsa struct ieee80211com *ic = ifp->if_l2com; 1671184610Salfred const struct rfprog *rfprog; 1672188417Sthompsa uint8_t bbp3, bbp94 = RT2573_BBPR94_DEFAULT; 1673184610Salfred int8_t power; 1674188619Sthompsa int i, chan; 1675184610Salfred 1676188417Sthompsa chan = ieee80211_chan2ieee(ic, c); 1677188417Sthompsa if (chan == 0 || chan == IEEE80211_CHAN_ANY) 1678184610Salfred return; 1679184610Salfred 1680184610Salfred /* select the appropriate RF settings based on what EEPROM says */ 1681188417Sthompsa rfprog = (sc->rf_rev == RT2573_RF_5225 || 1682188417Sthompsa sc->rf_rev == RT2573_RF_2527) ? rum_rf5225 : rum_rf5226; 1683184610Salfred 1684188417Sthompsa /* find the settings for this channel (we know it exists) */ 1685188417Sthompsa for (i = 0; rfprog[i].chan != chan; i++); 1686184610Salfred 1687188417Sthompsa power = sc->txpow[i]; 1688184610Salfred if (power < 0) { 1689184610Salfred bbp94 += power; 1690184610Salfred power = 0; 1691184610Salfred } else if (power > 31) { 1692184610Salfred bbp94 += power - 31; 1693184610Salfred power = 31; 1694184610Salfred } 1695188417Sthompsa 1696184610Salfred /* 1697184610Salfred * If we are switching from the 2GHz band to the 5GHz band or 1698184610Salfred * vice-versa, BBP registers need to be reprogrammed. 1699184610Salfred */ 1700188417Sthompsa if (c->ic_flags != ic->ic_curchan->ic_flags) { 1701188417Sthompsa rum_select_band(sc, c); 1702188417Sthompsa rum_select_antenna(sc); 1703188417Sthompsa } 1704188417Sthompsa ic->ic_curchan = c; 1705184610Salfred 1706188417Sthompsa rum_rf_write(sc, RT2573_RF1, rfprog[i].r1); 1707188417Sthompsa rum_rf_write(sc, RT2573_RF2, rfprog[i].r2); 1708188417Sthompsa rum_rf_write(sc, RT2573_RF3, rfprog[i].r3 | power << 7); 1709188417Sthompsa rum_rf_write(sc, RT2573_RF4, rfprog[i].r4 | sc->rffreq << 10); 1710184610Salfred 1711188417Sthompsa rum_rf_write(sc, RT2573_RF1, rfprog[i].r1); 1712188417Sthompsa rum_rf_write(sc, RT2573_RF2, rfprog[i].r2); 1713188417Sthompsa rum_rf_write(sc, RT2573_RF3, rfprog[i].r3 | power << 7 | 1); 1714188417Sthompsa rum_rf_write(sc, RT2573_RF4, rfprog[i].r4 | sc->rffreq << 10); 1715184610Salfred 1716188417Sthompsa rum_rf_write(sc, RT2573_RF1, rfprog[i].r1); 1717188417Sthompsa rum_rf_write(sc, RT2573_RF2, rfprog[i].r2); 1718188417Sthompsa rum_rf_write(sc, RT2573_RF3, rfprog[i].r3 | power << 7); 1719188417Sthompsa rum_rf_write(sc, RT2573_RF4, rfprog[i].r4 | sc->rffreq << 10); 1720184610Salfred 1721188619Sthompsa rum_pause(sc, hz / 100); 1722188417Sthompsa 1723184610Salfred /* enable smart mode for MIMO-capable RFs */ 1724188417Sthompsa bbp3 = rum_bbp_read(sc, 3); 1725184610Salfred 1726188417Sthompsa bbp3 &= ~RT2573_SMART_MODE; 1727188417Sthompsa if (sc->rf_rev == RT2573_RF_5225 || sc->rf_rev == RT2573_RF_2527) 1728184610Salfred bbp3 |= RT2573_SMART_MODE; 1729184610Salfred 1730188417Sthompsa rum_bbp_write(sc, 3, bbp3); 1731184610Salfred 1732188417Sthompsa if (bbp94 != RT2573_BBPR94_DEFAULT) 1733188417Sthompsa rum_bbp_write(sc, 94, bbp94); 1734189123Sthompsa 1735189123Sthompsa /* give the chip some extra time to do the switchover */ 1736189123Sthompsa rum_pause(sc, hz / 100); 1737184610Salfred} 1738184610Salfred 1739188417Sthompsa/* 1740188417Sthompsa * Enable TSF synchronization and tell h/w to start sending beacons for IBSS 1741188417Sthompsa * and HostAP operating modes. 1742188417Sthompsa */ 1743184610Salfredstatic void 1744188417Sthompsarum_enable_tsf_sync(struct rum_softc *sc) 1745184610Salfred{ 1746188417Sthompsa struct ifnet *ifp = sc->sc_ifp; 1747188417Sthompsa struct ieee80211com *ic = ifp->if_l2com; 1748188417Sthompsa struct ieee80211vap *vap = TAILQ_FIRST(&ic->ic_vaps); 1749184610Salfred uint32_t tmp; 1750184610Salfred 1751188417Sthompsa if (vap->iv_opmode != IEEE80211_M_STA) { 1752184610Salfred /* 1753184610Salfred * Change default 16ms TBTT adjustment to 8ms. 1754184610Salfred * Must be done before enabling beacon generation. 1755184610Salfred */ 1756188417Sthompsa rum_write(sc, RT2573_TXRX_CSR10, 1 << 12 | 8); 1757184610Salfred } 1758184610Salfred 1759188417Sthompsa tmp = rum_read(sc, RT2573_TXRX_CSR9) & 0xff000000; 1760188417Sthompsa 1761184610Salfred /* set beacon interval (in 1/16ms unit) */ 1762188417Sthompsa tmp |= vap->iv_bss->ni_intval * 16; 1763184610Salfred 1764184610Salfred tmp |= RT2573_TSF_TICKING | RT2573_ENABLE_TBTT; 1765188417Sthompsa if (vap->iv_opmode == IEEE80211_M_STA) 1766184610Salfred tmp |= RT2573_TSF_MODE(1); 1767184610Salfred else 1768184610Salfred tmp |= RT2573_TSF_MODE(2) | RT2573_GENERATE_BEACON; 1769184610Salfred 1770188417Sthompsa rum_write(sc, RT2573_TXRX_CSR9, tmp); 1771184610Salfred} 1772184610Salfred 1773184610Salfredstatic void 1774192468Ssamrum_enable_tsf(struct rum_softc *sc) 1775192468Ssam{ 1776192468Ssam rum_write(sc, RT2573_TXRX_CSR9, 1777192468Ssam (rum_read(sc, RT2573_TXRX_CSR9) & 0xff000000) | 1778192468Ssam RT2573_TSF_TICKING | RT2573_TSF_MODE(2)); 1779192468Ssam} 1780192468Ssam 1781192468Ssamstatic void 1782188417Sthompsarum_update_slot(struct ifnet *ifp) 1783184610Salfred{ 1784188417Sthompsa struct rum_softc *sc = ifp->if_softc; 1785188417Sthompsa struct ieee80211com *ic = ifp->if_l2com; 1786188417Sthompsa uint8_t slottime; 1787184610Salfred uint32_t tmp; 1788184610Salfred 1789188417Sthompsa slottime = (ic->ic_flags & IEEE80211_F_SHSLOT) ? 9 : 20; 1790184610Salfred 1791188417Sthompsa tmp = rum_read(sc, RT2573_MAC_CSR9); 1792184610Salfred tmp = (tmp & ~0xff) | slottime; 1793188417Sthompsa rum_write(sc, RT2573_MAC_CSR9, tmp); 1794184610Salfred 1795188417Sthompsa DPRINTF("setting slot time to %uus\n", slottime); 1796184610Salfred} 1797184610Salfred 1798184610Salfredstatic void 1799188417Sthompsarum_set_bssid(struct rum_softc *sc, const uint8_t *bssid) 1800184610Salfred{ 1801184610Salfred uint32_t tmp; 1802184610Salfred 1803188417Sthompsa tmp = bssid[0] | bssid[1] << 8 | bssid[2] << 16 | bssid[3] << 24; 1804188417Sthompsa rum_write(sc, RT2573_MAC_CSR4, tmp); 1805184610Salfred 1806188417Sthompsa tmp = bssid[4] | bssid[5] << 8 | RT2573_ONE_BSSID << 16; 1807188417Sthompsa rum_write(sc, RT2573_MAC_CSR5, tmp); 1808184610Salfred} 1809184610Salfred 1810184610Salfredstatic void 1811188417Sthompsarum_set_macaddr(struct rum_softc *sc, const uint8_t *addr) 1812184610Salfred{ 1813184610Salfred uint32_t tmp; 1814184610Salfred 1815188417Sthompsa tmp = addr[0] | addr[1] << 8 | addr[2] << 16 | addr[3] << 24; 1816188417Sthompsa rum_write(sc, RT2573_MAC_CSR2, tmp); 1817184610Salfred 1818188417Sthompsa tmp = addr[4] | addr[5] << 8 | 0xff << 16; 1819188417Sthompsa rum_write(sc, RT2573_MAC_CSR3, tmp); 1820184610Salfred} 1821184610Salfred 1822184610Salfredstatic void 1823191746Sthompsarum_setpromisc(struct rum_softc *sc) 1824184610Salfred{ 1825188417Sthompsa struct ifnet *ifp = sc->sc_ifp; 1826184610Salfred uint32_t tmp; 1827184610Salfred 1828188417Sthompsa tmp = rum_read(sc, RT2573_TXRX_CSR0); 1829184610Salfred 1830188417Sthompsa tmp &= ~RT2573_DROP_NOT_TO_ME; 1831188417Sthompsa if (!(ifp->if_flags & IFF_PROMISC)) 1832184610Salfred tmp |= RT2573_DROP_NOT_TO_ME; 1833184610Salfred 1834188417Sthompsa rum_write(sc, RT2573_TXRX_CSR0, tmp); 1835184610Salfred 1836188417Sthompsa DPRINTF("%s promiscuous mode\n", (ifp->if_flags & IFF_PROMISC) ? 1837184610Salfred "entering" : "leaving"); 1838184610Salfred} 1839184610Salfred 1840189123Sthompsastatic void 1841189123Sthompsarum_update_promisc(struct ifnet *ifp) 1842189123Sthompsa{ 1843189123Sthompsa struct rum_softc *sc = ifp->if_softc; 1844189123Sthompsa 1845189123Sthompsa if ((ifp->if_drv_flags & IFF_DRV_RUNNING) == 0) 1846189123Sthompsa return; 1847189123Sthompsa 1848189123Sthompsa RUM_LOCK(sc); 1849191746Sthompsa rum_setpromisc(sc); 1850189123Sthompsa RUM_UNLOCK(sc); 1851189123Sthompsa} 1852189123Sthompsa 1853207768Semastestatic void 1854207768Semasterum_update_mcast(struct ifnet *ifp) 1855207768Semaste{ 1856213537Semaste static int warning_printed; 1857207768Semaste 1858213537Semaste if (warning_printed == 0) { 1859213537Semaste if_printf(ifp, "need to implement %s\n", __func__); 1860213537Semaste warning_printed = 1; 1861213537Semaste } 1862207768Semaste} 1863207768Semaste 1864188417Sthompsastatic const char * 1865188417Sthompsarum_get_rf(int rev) 1866184610Salfred{ 1867188417Sthompsa switch (rev) { 1868188417Sthompsa case RT2573_RF_2527: return "RT2527 (MIMO XR)"; 1869188417Sthompsa case RT2573_RF_2528: return "RT2528"; 1870188417Sthompsa case RT2573_RF_5225: return "RT5225 (MIMO XR)"; 1871188417Sthompsa case RT2573_RF_5226: return "RT5226"; 1872188417Sthompsa default: return "unknown"; 1873184610Salfred } 1874184610Salfred} 1875184610Salfred 1876184610Salfredstatic void 1877188417Sthompsarum_read_eeprom(struct rum_softc *sc) 1878184610Salfred{ 1879184610Salfred uint16_t val; 1880188417Sthompsa#ifdef RUM_DEBUG 1881188417Sthompsa int i; 1882188417Sthompsa#endif 1883184610Salfred 1884184610Salfred /* read MAC address */ 1885188419Sthompsa rum_eeprom_read(sc, RT2573_EEPROM_ADDRESS, sc->sc_bssid, 6); 1886184610Salfred 1887188417Sthompsa rum_eeprom_read(sc, RT2573_EEPROM_ANTENNA, &val, 2); 1888188417Sthompsa val = le16toh(val); 1889188417Sthompsa sc->rf_rev = (val >> 11) & 0x1f; 1890188417Sthompsa sc->hw_radio = (val >> 10) & 0x1; 1891188417Sthompsa sc->rx_ant = (val >> 4) & 0x3; 1892188417Sthompsa sc->tx_ant = (val >> 2) & 0x3; 1893188417Sthompsa sc->nb_ant = val & 0x3; 1894184610Salfred 1895188417Sthompsa DPRINTF("RF revision=%d\n", sc->rf_rev); 1896184610Salfred 1897188417Sthompsa rum_eeprom_read(sc, RT2573_EEPROM_CONFIG2, &val, 2); 1898188417Sthompsa val = le16toh(val); 1899188417Sthompsa sc->ext_5ghz_lna = (val >> 6) & 0x1; 1900188417Sthompsa sc->ext_2ghz_lna = (val >> 4) & 0x1; 1901184610Salfred 1902188417Sthompsa DPRINTF("External 2GHz LNA=%d\nExternal 5GHz LNA=%d\n", 1903188417Sthompsa sc->ext_2ghz_lna, sc->ext_5ghz_lna); 1904184610Salfred 1905188417Sthompsa rum_eeprom_read(sc, RT2573_EEPROM_RSSI_2GHZ_OFFSET, &val, 2); 1906188417Sthompsa val = le16toh(val); 1907184610Salfred if ((val & 0xff) != 0xff) 1908188417Sthompsa sc->rssi_2ghz_corr = (int8_t)(val & 0xff); /* signed */ 1909184610Salfred 1910188417Sthompsa /* Only [-10, 10] is valid */ 1911188417Sthompsa if (sc->rssi_2ghz_corr < -10 || sc->rssi_2ghz_corr > 10) 1912188417Sthompsa sc->rssi_2ghz_corr = 0; 1913188417Sthompsa 1914188417Sthompsa rum_eeprom_read(sc, RT2573_EEPROM_RSSI_5GHZ_OFFSET, &val, 2); 1915188417Sthompsa val = le16toh(val); 1916184610Salfred if ((val & 0xff) != 0xff) 1917188417Sthompsa sc->rssi_5ghz_corr = (int8_t)(val & 0xff); /* signed */ 1918184610Salfred 1919188417Sthompsa /* Only [-10, 10] is valid */ 1920188417Sthompsa if (sc->rssi_5ghz_corr < -10 || sc->rssi_5ghz_corr > 10) 1921188417Sthompsa sc->rssi_5ghz_corr = 0; 1922184610Salfred 1923188417Sthompsa if (sc->ext_2ghz_lna) 1924188417Sthompsa sc->rssi_2ghz_corr -= 14; 1925188417Sthompsa if (sc->ext_5ghz_lna) 1926188417Sthompsa sc->rssi_5ghz_corr -= 14; 1927188417Sthompsa 1928188417Sthompsa DPRINTF("RSSI 2GHz corr=%d\nRSSI 5GHz corr=%d\n", 1929188417Sthompsa sc->rssi_2ghz_corr, sc->rssi_5ghz_corr); 1930188417Sthompsa 1931188417Sthompsa rum_eeprom_read(sc, RT2573_EEPROM_FREQ_OFFSET, &val, 2); 1932188417Sthompsa val = le16toh(val); 1933184610Salfred if ((val & 0xff) != 0xff) 1934188417Sthompsa sc->rffreq = val & 0xff; 1935184610Salfred 1936188417Sthompsa DPRINTF("RF freq=%d\n", sc->rffreq); 1937184610Salfred 1938184610Salfred /* read Tx power for all a/b/g channels */ 1939188417Sthompsa rum_eeprom_read(sc, RT2573_EEPROM_TXPOWER, sc->txpow, 14); 1940184610Salfred /* XXX default Tx power for 802.11a channels */ 1941188417Sthompsa memset(sc->txpow + 14, 24, sizeof (sc->txpow) - 14); 1942188417Sthompsa#ifdef RUM_DEBUG 1943188417Sthompsa for (i = 0; i < 14; i++) 1944188417Sthompsa DPRINTF("Channel=%d Tx power=%d\n", i + 1, sc->txpow[i]); 1945188417Sthompsa#endif 1946184610Salfred 1947184610Salfred /* read default values for BBP registers */ 1948188417Sthompsa rum_eeprom_read(sc, RT2573_EEPROM_BBP_BASE, sc->bbp_prom, 2 * 16); 1949188417Sthompsa#ifdef RUM_DEBUG 1950188417Sthompsa for (i = 0; i < 14; i++) { 1951188417Sthompsa if (sc->bbp_prom[i].reg == 0 || sc->bbp_prom[i].reg == 0xff) 1952188417Sthompsa continue; 1953188417Sthompsa DPRINTF("BBP R%d=%02x\n", sc->bbp_prom[i].reg, 1954188417Sthompsa sc->bbp_prom[i].val); 1955188417Sthompsa } 1956188417Sthompsa#endif 1957184610Salfred} 1958184610Salfred 1959188417Sthompsastatic int 1960188417Sthompsarum_bbp_init(struct rum_softc *sc) 1961184610Salfred{ 1962188417Sthompsa int i, ntries; 1963184610Salfred 1964188417Sthompsa /* wait for BBP to be ready */ 1965188417Sthompsa for (ntries = 0; ntries < 100; ntries++) { 1966188417Sthompsa const uint8_t val = rum_bbp_read(sc, 0); 1967188417Sthompsa if (val != 0 && val != 0xff) 1968188417Sthompsa break; 1969188619Sthompsa if (rum_pause(sc, hz / 100)) 1970188619Sthompsa break; 1971184610Salfred } 1972188417Sthompsa if (ntries == 100) { 1973188417Sthompsa device_printf(sc->sc_dev, "timeout waiting for BBP\n"); 1974188417Sthompsa return EIO; 1975188417Sthompsa } 1976184610Salfred 1977184610Salfred /* initialize BBP registers to default values */ 1978188417Sthompsa for (i = 0; i < N(rum_def_bbp); i++) 1979188417Sthompsa rum_bbp_write(sc, rum_def_bbp[i].reg, rum_def_bbp[i].val); 1980184610Salfred 1981184610Salfred /* write vendor-specific BBP values (from EEPROM) */ 1982184610Salfred for (i = 0; i < 16; i++) { 1983188417Sthompsa if (sc->bbp_prom[i].reg == 0 || sc->bbp_prom[i].reg == 0xff) 1984184610Salfred continue; 1985188417Sthompsa rum_bbp_write(sc, sc->bbp_prom[i].reg, sc->bbp_prom[i].val); 1986184610Salfred } 1987188417Sthompsa 1988188417Sthompsa return 0; 1989184610Salfred} 1990184610Salfred 1991184610Salfredstatic void 1992191746Sthompsarum_init_locked(struct rum_softc *sc) 1993184610Salfred{ 1994184610Salfred struct ifnet *ifp = sc->sc_ifp; 1995184610Salfred struct ieee80211com *ic = ifp->if_l2com; 1996184610Salfred uint32_t tmp; 1997193045Sthompsa usb_error_t error; 1998188417Sthompsa int i, ntries; 1999184610Salfred 2000188417Sthompsa RUM_LOCK_ASSERT(sc, MA_OWNED); 2001184610Salfred 2002191746Sthompsa rum_stop(sc); 2003184610Salfred 2004184610Salfred /* initialize MAC registers to default values */ 2005188417Sthompsa for (i = 0; i < N(rum_def_mac); i++) 2006188417Sthompsa rum_write(sc, rum_def_mac[i].reg, rum_def_mac[i].val); 2007184610Salfred 2008184610Salfred /* set host ready */ 2009188417Sthompsa rum_write(sc, RT2573_MAC_CSR1, 3); 2010188417Sthompsa rum_write(sc, RT2573_MAC_CSR1, 0); 2011184610Salfred 2012184610Salfred /* wait for BBP/RF to wakeup */ 2013188619Sthompsa for (ntries = 0; ntries < 100; ntries++) { 2014188417Sthompsa if (rum_read(sc, RT2573_MAC_CSR12) & 8) 2015188417Sthompsa break; 2016188417Sthompsa rum_write(sc, RT2573_MAC_CSR12, 4); /* force wakeup */ 2017188619Sthompsa if (rum_pause(sc, hz / 100)) 2018188619Sthompsa break; 2019184610Salfred } 2020188619Sthompsa if (ntries == 100) { 2021188417Sthompsa device_printf(sc->sc_dev, 2022188417Sthompsa "timeout waiting for BBP/RF to wakeup\n"); 2023184610Salfred goto fail; 2024184610Salfred } 2025184610Salfred 2026188417Sthompsa if ((error = rum_bbp_init(sc)) != 0) 2027188417Sthompsa goto fail; 2028184610Salfred 2029188417Sthompsa /* select default channel */ 2030188417Sthompsa rum_select_band(sc, ic->ic_curchan); 2031188417Sthompsa rum_select_antenna(sc); 2032188417Sthompsa rum_set_chan(sc, ic->ic_curchan); 2033184610Salfred 2034184610Salfred /* clear STA registers */ 2035188417Sthompsa rum_read_multi(sc, RT2573_STA_CSR0, sc->sta, sizeof sc->sta); 2036184610Salfred 2037190526Ssam rum_set_macaddr(sc, IF_LLADDR(ifp)); 2038188417Sthompsa 2039184610Salfred /* initialize ASIC */ 2040188417Sthompsa rum_write(sc, RT2573_MAC_CSR1, 4); 2041184610Salfred 2042184610Salfred /* 2043188417Sthompsa * Allocate Tx and Rx xfer queues. 2044184610Salfred */ 2045188419Sthompsa rum_setup_tx_list(sc); 2046184610Salfred 2047184610Salfred /* update Rx filter */ 2048188417Sthompsa tmp = rum_read(sc, RT2573_TXRX_CSR0) & 0xffff; 2049184610Salfred 2050184610Salfred tmp |= RT2573_DROP_PHY_ERROR | RT2573_DROP_CRC_ERROR; 2051188417Sthompsa if (ic->ic_opmode != IEEE80211_M_MONITOR) { 2052184610Salfred tmp |= RT2573_DROP_CTL | RT2573_DROP_VER_ERROR | 2053188417Sthompsa RT2573_DROP_ACKCTS; 2054188417Sthompsa if (ic->ic_opmode != IEEE80211_M_HOSTAP) 2055184610Salfred tmp |= RT2573_DROP_TODS; 2056188417Sthompsa if (!(ifp->if_flags & IFF_PROMISC)) 2057184610Salfred tmp |= RT2573_DROP_NOT_TO_ME; 2058184610Salfred } 2059188417Sthompsa rum_write(sc, RT2573_TXRX_CSR0, tmp); 2060184610Salfred 2061188417Sthompsa ifp->if_drv_flags &= ~IFF_DRV_OACTIVE; 2062188417Sthompsa ifp->if_drv_flags |= IFF_DRV_RUNNING; 2063194677Sthompsa usbd_xfer_set_stall(sc->sc_xfer[RUM_BULK_WR]); 2064194228Sthompsa usbd_transfer_start(sc->sc_xfer[RUM_BULK_RD]); 2065184610Salfred return; 2066184610Salfred 2067191746Sthompsafail: rum_stop(sc); 2068188417Sthompsa#undef N 2069184610Salfred} 2070184610Salfred 2071184610Salfredstatic void 2072188417Sthompsarum_init(void *priv) 2073184610Salfred{ 2074188417Sthompsa struct rum_softc *sc = priv; 2075184610Salfred struct ifnet *ifp = sc->sc_ifp; 2076188417Sthompsa struct ieee80211com *ic = ifp->if_l2com; 2077184610Salfred 2078188417Sthompsa RUM_LOCK(sc); 2079191746Sthompsa rum_init_locked(sc); 2080188417Sthompsa RUM_UNLOCK(sc); 2081184610Salfred 2082188417Sthompsa if (ifp->if_drv_flags & IFF_DRV_RUNNING) 2083188417Sthompsa ieee80211_start_all(ic); /* start all vap's */ 2084184610Salfred} 2085184610Salfred 2086184610Salfredstatic void 2087191746Sthompsarum_stop(struct rum_softc *sc) 2088184610Salfred{ 2089188417Sthompsa struct ifnet *ifp = sc->sc_ifp; 2090184610Salfred uint32_t tmp; 2091184610Salfred 2092188417Sthompsa RUM_LOCK_ASSERT(sc, MA_OWNED); 2093184610Salfred 2094188417Sthompsa ifp->if_drv_flags &= ~(IFF_DRV_RUNNING | IFF_DRV_OACTIVE); 2095184610Salfred 2096188419Sthompsa RUM_UNLOCK(sc); 2097188419Sthompsa 2098188417Sthompsa /* 2099188419Sthompsa * Drain the USB transfers, if not already drained: 2100188417Sthompsa */ 2101194228Sthompsa usbd_transfer_drain(sc->sc_xfer[RUM_BULK_WR]); 2102194228Sthompsa usbd_transfer_drain(sc->sc_xfer[RUM_BULK_RD]); 2103184610Salfred 2104188419Sthompsa RUM_LOCK(sc); 2105184610Salfred 2106188419Sthompsa rum_unsetup_tx_list(sc); 2107184610Salfred 2108188417Sthompsa /* disable Rx */ 2109188417Sthompsa tmp = rum_read(sc, RT2573_TXRX_CSR0); 2110188417Sthompsa rum_write(sc, RT2573_TXRX_CSR0, tmp | RT2573_DISABLE_RX); 2111184610Salfred 2112188417Sthompsa /* reset ASIC */ 2113188417Sthompsa rum_write(sc, RT2573_MAC_CSR1, 3); 2114188417Sthompsa rum_write(sc, RT2573_MAC_CSR1, 0); 2115184610Salfred} 2116184610Salfred 2117189123Sthompsastatic void 2118189123Sthompsarum_load_microcode(struct rum_softc *sc, const uint8_t *ucode, size_t size) 2119184610Salfred{ 2120192984Sthompsa struct usb_device_request req; 2121184610Salfred uint16_t reg = RT2573_MCU_CODE_BASE; 2122193045Sthompsa usb_error_t err; 2123184610Salfred 2124184610Salfred /* copy firmware image into NIC */ 2125189123Sthompsa for (; size >= 4; reg += 4, ucode += 4, size -= 4) { 2126189123Sthompsa err = rum_write(sc, reg, UGETDW(ucode)); 2127189123Sthompsa if (err) { 2128189123Sthompsa /* firmware already loaded ? */ 2129189123Sthompsa device_printf(sc->sc_dev, "Firmware load " 2130189123Sthompsa "failure! (ignored)\n"); 2131189123Sthompsa break; 2132189123Sthompsa } 2133189123Sthompsa } 2134184610Salfred 2135184610Salfred req.bmRequestType = UT_WRITE_VENDOR_DEVICE; 2136184610Salfred req.bRequest = RT2573_MCU_CNTL; 2137184610Salfred USETW(req.wValue, RT2573_MCU_RUN); 2138184610Salfred USETW(req.wIndex, 0); 2139184610Salfred USETW(req.wLength, 0); 2140184610Salfred 2141189123Sthompsa err = rum_do_request(sc, &req, NULL); 2142189123Sthompsa if (err != 0) { 2143188417Sthompsa device_printf(sc->sc_dev, "could not run firmware: %s\n", 2144194228Sthompsa usbd_errstr(err)); 2145188417Sthompsa } 2146189123Sthompsa 2147189123Sthompsa /* give the chip some time to boot */ 2148189123Sthompsa rum_pause(sc, hz / 8); 2149184610Salfred} 2150184610Salfred 2151221199Skevlostatic void 2152188417Sthompsarum_prepare_beacon(struct rum_softc *sc, struct ieee80211vap *vap) 2153184610Salfred{ 2154188417Sthompsa struct ieee80211com *ic = vap->iv_ic; 2155184610Salfred const struct ieee80211_txparam *tp; 2156188417Sthompsa struct rum_tx_desc desc; 2157188417Sthompsa struct mbuf *m0; 2158184610Salfred 2159221199Skevlo if (vap->iv_bss->ni_chan == IEEE80211_CHAN_ANYC) 2160221199Skevlo return; 2161236897Shselasky if (ic->ic_bsschan == IEEE80211_CHAN_ANYC) 2162236897Shselasky return; 2163221199Skevlo 2164188417Sthompsa m0 = ieee80211_beacon_alloc(vap->iv_bss, &RUM_VAP(vap)->bo); 2165236897Shselasky if (m0 == NULL) 2166221199Skevlo return; 2167184610Salfred 2168184610Salfred tp = &vap->iv_txparms[ieee80211_chan2mode(ic->ic_bsschan)]; 2169188417Sthompsa rum_setup_tx_desc(sc, &desc, RT2573_TX_TIMESTAMP, RT2573_TX_HWSEQ, 2170188417Sthompsa m0->m_pkthdr.len, tp->mgmtrate); 2171184610Salfred 2172188417Sthompsa /* copy the first 24 bytes of Tx descriptor into NIC memory */ 2173188417Sthompsa rum_write_multi(sc, RT2573_HW_BEACON_BASE0, (uint8_t *)&desc, 24); 2174188417Sthompsa 2175188417Sthompsa /* copy beacon header and payload into NIC memory */ 2176188417Sthompsa rum_write_multi(sc, RT2573_HW_BEACON_BASE0 + 24, mtod(m0, uint8_t *), 2177188417Sthompsa m0->m_pkthdr.len); 2178188417Sthompsa 2179188417Sthompsa m_freem(m0); 2180184610Salfred} 2181184610Salfred 2182188417Sthompsastatic int 2183188417Sthompsarum_raw_xmit(struct ieee80211_node *ni, struct mbuf *m, 2184188417Sthompsa const struct ieee80211_bpf_params *params) 2185184610Salfred{ 2186188417Sthompsa struct ifnet *ifp = ni->ni_ic->ic_ifp; 2187188417Sthompsa struct rum_softc *sc = ifp->if_softc; 2188184610Salfred 2189188417Sthompsa RUM_LOCK(sc); 2190188417Sthompsa /* prevent management frames from being sent if we're not ready */ 2191188417Sthompsa if (!(ifp->if_drv_flags & IFF_DRV_RUNNING)) { 2192188417Sthompsa RUM_UNLOCK(sc); 2193188417Sthompsa m_freem(m); 2194188417Sthompsa ieee80211_free_node(ni); 2195188417Sthompsa return ENETDOWN; 2196184610Salfred } 2197188969Sthompsa if (sc->tx_nfree < RUM_TX_MINFREE) { 2198188417Sthompsa ifp->if_drv_flags |= IFF_DRV_OACTIVE; 2199188417Sthompsa RUM_UNLOCK(sc); 2200188417Sthompsa m_freem(m); 2201188417Sthompsa ieee80211_free_node(ni); 2202188417Sthompsa return EIO; 2203188417Sthompsa } 2204184610Salfred 2205188417Sthompsa ifp->if_opackets++; 2206184610Salfred 2207188417Sthompsa if (params == NULL) { 2208188417Sthompsa /* 2209188417Sthompsa * Legacy path; interpret frame contents to decide 2210188417Sthompsa * precisely how to send the frame. 2211188417Sthompsa */ 2212188417Sthompsa if (rum_tx_mgt(sc, m, ni) != 0) 2213188417Sthompsa goto bad; 2214184610Salfred } else { 2215188417Sthompsa /* 2216188417Sthompsa * Caller supplied explicit parameters to use in 2217188417Sthompsa * sending the frame. 2218188417Sthompsa */ 2219188417Sthompsa if (rum_tx_raw(sc, m, ni, params) != 0) 2220188417Sthompsa goto bad; 2221184610Salfred } 2222188417Sthompsa RUM_UNLOCK(sc); 2223184610Salfred 2224188417Sthompsa return 0; 2225188417Sthompsabad: 2226188417Sthompsa ifp->if_oerrors++; 2227188417Sthompsa RUM_UNLOCK(sc); 2228188417Sthompsa ieee80211_free_node(ni); 2229188417Sthompsa return EIO; 2230184610Salfred} 2231184610Salfred 2232188417Sthompsastatic void 2233206358Srpaulorum_ratectl_start(struct rum_softc *sc, struct ieee80211_node *ni) 2234184610Salfred{ 2235188417Sthompsa struct ieee80211vap *vap = ni->ni_vap; 2236188417Sthompsa struct rum_vap *rvp = RUM_VAP(vap); 2237184610Salfred 2238188417Sthompsa /* clear statistic registers (STA_CSR0 to STA_CSR5) */ 2239188417Sthompsa rum_read_multi(sc, RT2573_STA_CSR0, sc->sta, sizeof sc->sta); 2240184610Salfred 2241206358Srpaulo usb_callout_reset(&rvp->ratectl_ch, hz, rum_ratectl_timeout, rvp); 2242188417Sthompsa} 2243184610Salfred 2244188417Sthompsastatic void 2245206358Srpaulorum_ratectl_timeout(void *arg) 2246188417Sthompsa{ 2247188417Sthompsa struct rum_vap *rvp = arg; 2248191746Sthompsa struct ieee80211vap *vap = &rvp->vap; 2249191746Sthompsa struct ieee80211com *ic = vap->iv_ic; 2250184610Salfred 2251206358Srpaulo ieee80211_runtask(ic, &rvp->ratectl_task); 2252184610Salfred} 2253184610Salfred 2254184610Salfredstatic void 2255206358Srpaulorum_ratectl_task(void *arg, int pending) 2256184610Salfred{ 2257191746Sthompsa struct rum_vap *rvp = arg; 2258191746Sthompsa struct ieee80211vap *vap = &rvp->vap; 2259191746Sthompsa struct ieee80211com *ic = vap->iv_ic; 2260191746Sthompsa struct ifnet *ifp = ic->ic_ifp; 2261191746Sthompsa struct rum_softc *sc = ifp->if_softc; 2262212127Sthompsa struct ieee80211_node *ni; 2263188417Sthompsa int ok, fail; 2264206358Srpaulo int sum, retrycnt; 2265184610Salfred 2266191746Sthompsa RUM_LOCK(sc); 2267188417Sthompsa /* read and clear statistic registers (STA_CSR0 to STA_CSR10) */ 2268188417Sthompsa rum_read_multi(sc, RT2573_STA_CSR0, sc->sta, sizeof(sc->sta)); 2269184610Salfred 2270188417Sthompsa ok = (le32toh(sc->sta[4]) >> 16) + /* TX ok w/o retry */ 2271188417Sthompsa (le32toh(sc->sta[5]) & 0xffff); /* TX ok w/ retry */ 2272188417Sthompsa fail = (le32toh(sc->sta[5]) >> 16); /* TX retry-fail count */ 2273206358Srpaulo sum = ok+fail; 2274206358Srpaulo retrycnt = (le32toh(sc->sta[5]) & 0xffff) + fail; 2275184610Salfred 2276212127Sthompsa ni = ieee80211_ref_node(vap->iv_bss); 2277206358Srpaulo ieee80211_ratectl_tx_update(vap, ni, &sum, &ok, &retrycnt); 2278206358Srpaulo (void) ieee80211_ratectl_rate(ni, NULL, 0); 2279212127Sthompsa ieee80211_free_node(ni); 2280188417Sthompsa 2281188417Sthompsa ifp->if_oerrors += fail; /* count TX retry-fail as Tx errors */ 2282188417Sthompsa 2283206358Srpaulo usb_callout_reset(&rvp->ratectl_ch, hz, rum_ratectl_timeout, rvp); 2284191746Sthompsa RUM_UNLOCK(sc); 2285184610Salfred} 2286184610Salfred 2287184610Salfredstatic void 2288188417Sthompsarum_scan_start(struct ieee80211com *ic) 2289184610Salfred{ 2290191746Sthompsa struct ifnet *ifp = ic->ic_ifp; 2291191746Sthompsa struct rum_softc *sc = ifp->if_softc; 2292191746Sthompsa uint32_t tmp; 2293184610Salfred 2294188417Sthompsa RUM_LOCK(sc); 2295191746Sthompsa /* abort TSF synchronization */ 2296191746Sthompsa tmp = rum_read(sc, RT2573_TXRX_CSR9); 2297191746Sthompsa rum_write(sc, RT2573_TXRX_CSR9, tmp & ~0x00ffffff); 2298191746Sthompsa rum_set_bssid(sc, ifp->if_broadcastaddr); 2299188417Sthompsa RUM_UNLOCK(sc); 2300184610Salfred 2301184610Salfred} 2302184610Salfred 2303184610Salfredstatic void 2304188417Sthompsarum_scan_end(struct ieee80211com *ic) 2305184610Salfred{ 2306188417Sthompsa struct rum_softc *sc = ic->ic_ifp->if_softc; 2307184610Salfred 2308188417Sthompsa RUM_LOCK(sc); 2309191746Sthompsa rum_enable_tsf_sync(sc); 2310191746Sthompsa rum_set_bssid(sc, sc->sc_bssid); 2311188417Sthompsa RUM_UNLOCK(sc); 2312184610Salfred 2313184610Salfred} 2314184610Salfred 2315184610Salfredstatic void 2316188417Sthompsarum_set_channel(struct ieee80211com *ic) 2317184610Salfred{ 2318188417Sthompsa struct rum_softc *sc = ic->ic_ifp->if_softc; 2319184610Salfred 2320188417Sthompsa RUM_LOCK(sc); 2321191746Sthompsa rum_set_chan(sc, ic->ic_curchan); 2322188417Sthompsa RUM_UNLOCK(sc); 2323184610Salfred} 2324184610Salfred 2325188417Sthompsastatic int 2326188417Sthompsarum_get_rssi(struct rum_softc *sc, uint8_t raw) 2327184610Salfred{ 2328188417Sthompsa struct ifnet *ifp = sc->sc_ifp; 2329188417Sthompsa struct ieee80211com *ic = ifp->if_l2com; 2330188417Sthompsa int lna, agc, rssi; 2331184610Salfred 2332188417Sthompsa lna = (raw >> 5) & 0x3; 2333188417Sthompsa agc = raw & 0x1f; 2334188417Sthompsa 2335188417Sthompsa if (lna == 0) { 2336188417Sthompsa /* 2337188417Sthompsa * No RSSI mapping 2338188417Sthompsa * 2339188417Sthompsa * NB: Since RSSI is relative to noise floor, -1 is 2340188417Sthompsa * adequate for caller to know error happened. 2341188417Sthompsa */ 2342188417Sthompsa return -1; 2343184610Salfred } 2344184610Salfred 2345188417Sthompsa rssi = (2 * agc) - RT2573_NOISE_FLOOR; 2346184610Salfred 2347188417Sthompsa if (IEEE80211_IS_CHAN_2GHZ(ic->ic_curchan)) { 2348188417Sthompsa rssi += sc->rssi_2ghz_corr; 2349184610Salfred 2350188417Sthompsa if (lna == 1) 2351188417Sthompsa rssi -= 64; 2352188417Sthompsa else if (lna == 2) 2353188417Sthompsa rssi -= 74; 2354188417Sthompsa else if (lna == 3) 2355188417Sthompsa rssi -= 90; 2356188417Sthompsa } else { 2357188417Sthompsa rssi += sc->rssi_5ghz_corr; 2358184610Salfred 2359188417Sthompsa if (!sc->ext_5ghz_lna && lna != 1) 2360188417Sthompsa rssi += 4; 2361184610Salfred 2362188417Sthompsa if (lna == 1) 2363188417Sthompsa rssi -= 64; 2364188417Sthompsa else if (lna == 2) 2365188417Sthompsa rssi -= 86; 2366188417Sthompsa else if (lna == 3) 2367188417Sthompsa rssi -= 100; 2368184610Salfred } 2369188417Sthompsa return rssi; 2370184610Salfred} 2371184610Salfred 2372188619Sthompsastatic int 2373188619Sthompsarum_pause(struct rum_softc *sc, int timeout) 2374188619Sthompsa{ 2375188619Sthompsa 2376194228Sthompsa usb_pause_mtx(&sc->sc_mtx, timeout); 2377188619Sthompsa return (0); 2378188619Sthompsa} 2379188619Sthompsa 2380188417Sthompsastatic device_method_t rum_methods[] = { 2381188417Sthompsa /* Device interface */ 2382188417Sthompsa DEVMETHOD(device_probe, rum_match), 2383188417Sthompsa DEVMETHOD(device_attach, rum_attach), 2384188417Sthompsa DEVMETHOD(device_detach, rum_detach), 2385259456Shselasky DEVMETHOD_END 2386188417Sthompsa}; 2387184610Salfred 2388188417Sthompsastatic driver_t rum_driver = { 2389188417Sthompsa .name = "rum", 2390188417Sthompsa .methods = rum_methods, 2391188417Sthompsa .size = sizeof(struct rum_softc), 2392188417Sthompsa}; 2393184610Salfred 2394188417Sthompsastatic devclass_t rum_devclass; 2395184610Salfred 2396189275SthompsaDRIVER_MODULE(rum, uhub, rum_driver, rum_devclass, NULL, 0); 2397212122SthompsaMODULE_DEPEND(rum, wlan, 1, 1, 1); 2398212122SthompsaMODULE_DEPEND(rum, usb, 1, 1, 1); 2399212122SthompsaMODULE_VERSION(rum, 1); 2400