xref: /freebsd/sys/dev/usb/wlan/if_rum.c (revision f4ac78a2840e50277941da3884f14ab7824c9924)
102ac6454SAndrew Thompson /*	$FreeBSD$	*/
202ac6454SAndrew Thompson 
302ac6454SAndrew Thompson /*-
402ac6454SAndrew Thompson  * Copyright (c) 2005-2007 Damien Bergamini <damien.bergamini@free.fr>
502ac6454SAndrew Thompson  * Copyright (c) 2006 Niall O'Higgins <niallo@openbsd.org>
65d38a4d4SEd Schouten  * Copyright (c) 2007-2008 Hans Petter Selasky <hselasky@FreeBSD.org>
702ac6454SAndrew Thompson  *
802ac6454SAndrew Thompson  * Permission to use, copy, modify, and distribute this software for any
902ac6454SAndrew Thompson  * purpose with or without fee is hereby granted, provided that the above
1002ac6454SAndrew Thompson  * copyright notice and this permission notice appear in all copies.
1102ac6454SAndrew Thompson  *
1202ac6454SAndrew Thompson  * THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL WARRANTIES
1302ac6454SAndrew Thompson  * WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF
1402ac6454SAndrew Thompson  * MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR
1502ac6454SAndrew Thompson  * ANY SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES
1602ac6454SAndrew Thompson  * WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN
1702ac6454SAndrew Thompson  * ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF
1802ac6454SAndrew Thompson  * OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE.
1902ac6454SAndrew Thompson  */
2002ac6454SAndrew Thompson 
2102ac6454SAndrew Thompson #include <sys/cdefs.h>
2202ac6454SAndrew Thompson __FBSDID("$FreeBSD$");
2302ac6454SAndrew Thompson 
2402ac6454SAndrew Thompson /*-
2502ac6454SAndrew Thompson  * Ralink Technology RT2501USB/RT2601USB chipset driver
2602ac6454SAndrew Thompson  * http://www.ralinktech.com.tw/
2702ac6454SAndrew Thompson  */
2802ac6454SAndrew Thompson 
295efea30fSAndrew Thompson #include <sys/param.h>
305efea30fSAndrew Thompson #include <sys/sockio.h>
315efea30fSAndrew Thompson #include <sys/sysctl.h>
325efea30fSAndrew Thompson #include <sys/lock.h>
335efea30fSAndrew Thompson #include <sys/mutex.h>
345efea30fSAndrew Thompson #include <sys/mbuf.h>
355efea30fSAndrew Thompson #include <sys/kernel.h>
365efea30fSAndrew Thompson #include <sys/socket.h>
375efea30fSAndrew Thompson #include <sys/systm.h>
385efea30fSAndrew Thompson #include <sys/malloc.h>
395efea30fSAndrew Thompson #include <sys/module.h>
405efea30fSAndrew Thompson #include <sys/bus.h>
415efea30fSAndrew Thompson #include <sys/endian.h>
425efea30fSAndrew Thompson #include <sys/kdb.h>
435efea30fSAndrew Thompson 
445efea30fSAndrew Thompson #include <machine/bus.h>
4567784314SPoul-Henning Kamp #include <machine/resource.h>
4667784314SPoul-Henning Kamp #include <sys/rman.h>
475efea30fSAndrew Thompson 
485efea30fSAndrew Thompson #include <net/bpf.h>
495efea30fSAndrew Thompson #include <net/if.h>
5076039bc8SGleb Smirnoff #include <net/if_var.h>
5167784314SPoul-Henning Kamp #include <net/if_arp.h>
525efea30fSAndrew Thompson #include <net/ethernet.h>
535efea30fSAndrew Thompson #include <net/if_dl.h>
545efea30fSAndrew Thompson #include <net/if_media.h>
555efea30fSAndrew Thompson #include <net/if_types.h>
565efea30fSAndrew Thompson 
575efea30fSAndrew Thompson #ifdef INET
585efea30fSAndrew Thompson #include <netinet/in.h>
595efea30fSAndrew Thompson #include <netinet/in_systm.h>
605efea30fSAndrew Thompson #include <netinet/in_var.h>
615efea30fSAndrew Thompson #include <netinet/if_ether.h>
625efea30fSAndrew Thompson #include <netinet/ip.h>
635efea30fSAndrew Thompson #endif
645efea30fSAndrew Thompson 
655efea30fSAndrew Thompson #include <net80211/ieee80211_var.h>
665efea30fSAndrew Thompson #include <net80211/ieee80211_regdomain.h>
675efea30fSAndrew Thompson #include <net80211/ieee80211_radiotap.h>
68b6108616SRui Paulo #include <net80211/ieee80211_ratectl.h>
6902ac6454SAndrew Thompson 
705efea30fSAndrew Thompson #include <dev/usb/usb.h>
71ed6d949aSAndrew Thompson #include <dev/usb/usbdi.h>
725efea30fSAndrew Thompson #include "usbdevs.h"
7302ac6454SAndrew Thompson 
74ed6d949aSAndrew Thompson #define	USB_DEBUG_VAR rum_debug
75ed6d949aSAndrew Thompson #include <dev/usb/usb_debug.h>
76ed6d949aSAndrew Thompson 
7702ac6454SAndrew Thompson #include <dev/usb/wlan/if_rumreg.h>
7802ac6454SAndrew Thompson #include <dev/usb/wlan/if_rumvar.h>
7902ac6454SAndrew Thompson #include <dev/usb/wlan/if_rumfw.h>
8002ac6454SAndrew Thompson 
81b850ecc1SAndrew Thompson #ifdef USB_DEBUG
8202ac6454SAndrew Thompson static int rum_debug = 0;
8302ac6454SAndrew Thompson 
846472ac3dSEd Schouten static SYSCTL_NODE(_hw_usb, OID_AUTO, rum, CTLFLAG_RW, 0, "USB rum");
85ece4b0bdSHans Petter Selasky SYSCTL_INT(_hw_usb_rum, OID_AUTO, debug, CTLFLAG_RWTUN, &rum_debug, 0,
8602ac6454SAndrew Thompson     "Debug level");
8702ac6454SAndrew Thompson #endif
8802ac6454SAndrew Thompson 
89f1a16106SHans Petter Selasky static const STRUCT_USB_HOST_ID rum_devs[] = {
909e6b5313SAndrew Thompson #define	RUM_DEV(v,p)  { USB_VP(USB_VENDOR_##v, USB_PRODUCT_##v##_##p) }
919e6b5313SAndrew Thompson     RUM_DEV(ABOCOM, HWU54DM),
929e6b5313SAndrew Thompson     RUM_DEV(ABOCOM, RT2573_2),
939e6b5313SAndrew Thompson     RUM_DEV(ABOCOM, RT2573_3),
949e6b5313SAndrew Thompson     RUM_DEV(ABOCOM, RT2573_4),
959e6b5313SAndrew Thompson     RUM_DEV(ABOCOM, WUG2700),
969e6b5313SAndrew Thompson     RUM_DEV(AMIT, CGWLUSB2GO),
979e6b5313SAndrew Thompson     RUM_DEV(ASUS, RT2573_1),
989e6b5313SAndrew Thompson     RUM_DEV(ASUS, RT2573_2),
999e6b5313SAndrew Thompson     RUM_DEV(BELKIN, F5D7050A),
1009e6b5313SAndrew Thompson     RUM_DEV(BELKIN, F5D9050V3),
1019e6b5313SAndrew Thompson     RUM_DEV(CISCOLINKSYS, WUSB54GC),
1029e6b5313SAndrew Thompson     RUM_DEV(CISCOLINKSYS, WUSB54GR),
1039e6b5313SAndrew Thompson     RUM_DEV(CONCEPTRONIC2, C54RU2),
1049e6b5313SAndrew Thompson     RUM_DEV(COREGA, CGWLUSB2GL),
1059e6b5313SAndrew Thompson     RUM_DEV(COREGA, CGWLUSB2GPX),
1069e6b5313SAndrew Thompson     RUM_DEV(DICKSMITH, CWD854F),
1079e6b5313SAndrew Thompson     RUM_DEV(DICKSMITH, RT2573),
108031c7388SAndrew Thompson     RUM_DEV(EDIMAX, EW7318USG),
1099e6b5313SAndrew Thompson     RUM_DEV(DLINK2, DWLG122C1),
1109e6b5313SAndrew Thompson     RUM_DEV(DLINK2, WUA1340),
1119e6b5313SAndrew Thompson     RUM_DEV(DLINK2, DWA111),
1129e6b5313SAndrew Thompson     RUM_DEV(DLINK2, DWA110),
1139e6b5313SAndrew Thompson     RUM_DEV(GIGABYTE, GNWB01GS),
1149e6b5313SAndrew Thompson     RUM_DEV(GIGABYTE, GNWI05GS),
1159e6b5313SAndrew Thompson     RUM_DEV(GIGASET, RT2573),
1169e6b5313SAndrew Thompson     RUM_DEV(GOODWAY, RT2573),
1179e6b5313SAndrew Thompson     RUM_DEV(GUILLEMOT, HWGUSB254LB),
1189e6b5313SAndrew Thompson     RUM_DEV(GUILLEMOT, HWGUSB254V2AP),
1199e6b5313SAndrew Thompson     RUM_DEV(HUAWEI3COM, WUB320G),
1209e6b5313SAndrew Thompson     RUM_DEV(MELCO, G54HP),
1219e6b5313SAndrew Thompson     RUM_DEV(MELCO, SG54HP),
1223232aae3SHans Petter Selasky     RUM_DEV(MELCO, SG54HG),
12354de08a9SMIHIRA Sanpei Yoshiro     RUM_DEV(MELCO, WLIUCG),
124e11ad60dSHans Petter Selasky     RUM_DEV(MELCO, WLRUCG),
125e11ad60dSHans Petter Selasky     RUM_DEV(MELCO, WLRUCGAOSS),
1269e6b5313SAndrew Thompson     RUM_DEV(MSI, RT2573_1),
1279e6b5313SAndrew Thompson     RUM_DEV(MSI, RT2573_2),
1289e6b5313SAndrew Thompson     RUM_DEV(MSI, RT2573_3),
1299e6b5313SAndrew Thompson     RUM_DEV(MSI, RT2573_4),
1309e6b5313SAndrew Thompson     RUM_DEV(NOVATECH, RT2573),
1319e6b5313SAndrew Thompson     RUM_DEV(PLANEX2, GWUS54HP),
1329e6b5313SAndrew Thompson     RUM_DEV(PLANEX2, GWUS54MINI2),
1339e6b5313SAndrew Thompson     RUM_DEV(PLANEX2, GWUSMM),
1349e6b5313SAndrew Thompson     RUM_DEV(QCOM, RT2573),
1359e6b5313SAndrew Thompson     RUM_DEV(QCOM, RT2573_2),
1369e6b5313SAndrew Thompson     RUM_DEV(QCOM, RT2573_3),
1379e6b5313SAndrew Thompson     RUM_DEV(RALINK, RT2573),
1389e6b5313SAndrew Thompson     RUM_DEV(RALINK, RT2573_2),
1399e6b5313SAndrew Thompson     RUM_DEV(RALINK, RT2671),
1409e6b5313SAndrew Thompson     RUM_DEV(SITECOMEU, WL113R2),
1419e6b5313SAndrew Thompson     RUM_DEV(SITECOMEU, WL172),
1429e6b5313SAndrew Thompson     RUM_DEV(SPARKLAN, RT2573),
1439e6b5313SAndrew Thompson     RUM_DEV(SURECOM, RT2573),
1449e6b5313SAndrew Thompson #undef RUM_DEV
14502ac6454SAndrew Thompson };
14602ac6454SAndrew Thompson 
14702ac6454SAndrew Thompson static device_probe_t rum_match;
14802ac6454SAndrew Thompson static device_attach_t rum_attach;
14902ac6454SAndrew Thompson static device_detach_t rum_detach;
15002ac6454SAndrew Thompson 
151e0a69b51SAndrew Thompson static usb_callback_t rum_bulk_read_callback;
152e0a69b51SAndrew Thompson static usb_callback_t rum_bulk_write_callback;
15302ac6454SAndrew Thompson 
154e0a69b51SAndrew Thompson static usb_error_t	rum_do_request(struct rum_softc *sc,
155760bc48eSAndrew Thompson 			    struct usb_device_request *req, void *data);
15602ac6454SAndrew Thompson static struct ieee80211vap *rum_vap_create(struct ieee80211com *,
157fcd9500fSBernhard Schmidt 			    const char [IFNAMSIZ], int, enum ieee80211_opmode,
158fcd9500fSBernhard Schmidt 			    int, const uint8_t [IEEE80211_ADDR_LEN],
159fcd9500fSBernhard Schmidt 			    const uint8_t [IEEE80211_ADDR_LEN]);
16002ac6454SAndrew Thompson static void		rum_vap_delete(struct ieee80211vap *);
161f28c2f5eSAdrian Chadd static void		rum_cmdq_cb(void *, int);
162f28c2f5eSAdrian Chadd static int		rum_cmd_sleepable(struct rum_softc *, const void *,
163ed5711a1SAdrian Chadd 			    size_t, uint8_t, CMD_FUNC_PROTO);
16402ac6454SAndrew Thompson static void		rum_tx_free(struct rum_tx_data *, int);
16502ac6454SAndrew Thompson static void		rum_setup_tx_list(struct rum_softc *);
16602ac6454SAndrew Thompson static void		rum_unsetup_tx_list(struct rum_softc *);
16702ac6454SAndrew Thompson static int		rum_newstate(struct ieee80211vap *,
16802ac6454SAndrew Thompson 			    enum ieee80211_state, int);
1692cb9ef8dSAdrian Chadd static uint8_t		rum_crypto_mode(struct rum_softc *, u_int, int);
17002ac6454SAndrew Thompson static void		rum_setup_tx_desc(struct rum_softc *,
1712cb9ef8dSAdrian Chadd 			    struct rum_tx_desc *, struct ieee80211_key *,
1722cb9ef8dSAdrian Chadd 			    uint32_t, uint8_t, int, int, int);
1732cb9ef8dSAdrian Chadd static uint32_t		rum_tx_crypto_flags(struct rum_softc *,
1742cb9ef8dSAdrian Chadd 			    struct ieee80211_node *,
1752cb9ef8dSAdrian Chadd 			    const struct ieee80211_key *);
17602ac6454SAndrew Thompson static int		rum_tx_mgt(struct rum_softc *, struct mbuf *,
17702ac6454SAndrew Thompson 			    struct ieee80211_node *);
17802ac6454SAndrew Thompson static int		rum_tx_raw(struct rum_softc *, struct mbuf *,
17902ac6454SAndrew Thompson 			    struct ieee80211_node *,
18002ac6454SAndrew Thompson 			    const struct ieee80211_bpf_params *);
18102ac6454SAndrew Thompson static int		rum_tx_data(struct rum_softc *, struct mbuf *,
18202ac6454SAndrew Thompson 			    struct ieee80211_node *);
1837a79cebfSGleb Smirnoff static int		rum_transmit(struct ieee80211com *, struct mbuf *);
1847a79cebfSGleb Smirnoff static void		rum_start(struct rum_softc *);
1857a79cebfSGleb Smirnoff static void		rum_parent(struct ieee80211com *);
18602ac6454SAndrew Thompson static void		rum_eeprom_read(struct rum_softc *, uint16_t, void *,
18702ac6454SAndrew Thompson 			    int);
18802ac6454SAndrew Thompson static uint32_t		rum_read(struct rum_softc *, uint16_t);
18902ac6454SAndrew Thompson static void		rum_read_multi(struct rum_softc *, uint16_t, void *,
19002ac6454SAndrew Thompson 			    int);
191e0a69b51SAndrew Thompson static usb_error_t	rum_write(struct rum_softc *, uint16_t, uint32_t);
192e0a69b51SAndrew Thompson static usb_error_t	rum_write_multi(struct rum_softc *, uint16_t, void *,
19302ac6454SAndrew Thompson 			    size_t);
194a05022b2SAdrian Chadd static usb_error_t	rum_setbits(struct rum_softc *, uint16_t, uint32_t);
195a05022b2SAdrian Chadd static usb_error_t	rum_clrbits(struct rum_softc *, uint16_t, uint32_t);
196a05022b2SAdrian Chadd static usb_error_t	rum_modbits(struct rum_softc *, uint16_t, uint32_t,
197a05022b2SAdrian Chadd 			    uint32_t);
198cc9ae761SAdrian Chadd static int		rum_bbp_busy(struct rum_softc *);
19902ac6454SAndrew Thompson static void		rum_bbp_write(struct rum_softc *, uint8_t, uint8_t);
20002ac6454SAndrew Thompson static uint8_t		rum_bbp_read(struct rum_softc *, uint8_t);
20102ac6454SAndrew Thompson static void		rum_rf_write(struct rum_softc *, uint8_t, uint32_t);
20202ac6454SAndrew Thompson static void		rum_select_antenna(struct rum_softc *);
20302ac6454SAndrew Thompson static void		rum_enable_mrr(struct rum_softc *);
20402ac6454SAndrew Thompson static void		rum_set_txpreamble(struct rum_softc *);
20502ac6454SAndrew Thompson static void		rum_set_basicrates(struct rum_softc *);
20602ac6454SAndrew Thompson static void		rum_select_band(struct rum_softc *,
20702ac6454SAndrew Thompson 			    struct ieee80211_channel *);
20802ac6454SAndrew Thompson static void		rum_set_chan(struct rum_softc *,
20902ac6454SAndrew Thompson 			    struct ieee80211_channel *);
210342ced03SAdrian Chadd static void		rum_set_maxretry(struct rum_softc *,
211342ced03SAdrian Chadd 			    struct ieee80211vap *);
212aa81f853SAdrian Chadd static int		rum_enable_tsf_sync(struct rum_softc *);
2135463c4a4SSam Leffler static void		rum_enable_tsf(struct rum_softc *);
2146d804321SAdrian Chadd static void		rum_abort_tsf_sync(struct rum_softc *);
215a6ccd477SAdrian Chadd static void		rum_get_tsf(struct rum_softc *, uint64_t *);
216a19dbd8dSAdrian Chadd static void		rum_update_slot_cb(struct rum_softc *,
217ed5711a1SAdrian Chadd 			    union sec_param *, uint8_t);
218a19dbd8dSAdrian Chadd static void		rum_update_slot(struct ieee80211com *);
21902ac6454SAndrew Thompson static void		rum_set_bssid(struct rum_softc *, const uint8_t *);
22002ac6454SAndrew Thompson static void		rum_set_macaddr(struct rum_softc *, const uint8_t *);
221272f6adeSGleb Smirnoff static void		rum_update_mcast(struct ieee80211com *);
222272f6adeSGleb Smirnoff static void		rum_update_promisc(struct ieee80211com *);
2235efea30fSAndrew Thompson static void		rum_setpromisc(struct rum_softc *);
22402ac6454SAndrew Thompson static const char	*rum_get_rf(int);
22502ac6454SAndrew Thompson static void		rum_read_eeprom(struct rum_softc *);
2266095f7caSAdrian Chadd static int		rum_bbp_wakeup(struct rum_softc *);
22702ac6454SAndrew Thompson static int		rum_bbp_init(struct rum_softc *);
2282cb9ef8dSAdrian Chadd static void		rum_clr_shkey_regs(struct rum_softc *);
2290698c0b3SAdrian Chadd static int		rum_init(struct rum_softc *);
2305efea30fSAndrew Thompson static void		rum_stop(struct rum_softc *);
23177ddf3d3SAndrew Thompson static void		rum_load_microcode(struct rum_softc *, const uint8_t *,
23202ac6454SAndrew Thompson 			    size_t);
233b780f864SAdrian Chadd static int		rum_set_beacon(struct rum_softc *,
234b780f864SAdrian Chadd 			    struct ieee80211vap *);
235b780f864SAdrian Chadd static int		rum_alloc_beacon(struct rum_softc *,
23602ac6454SAndrew Thompson 			    struct ieee80211vap *);
2370e3b4c60SAdrian Chadd static void		rum_update_beacon_cb(struct rum_softc *,
238ed5711a1SAdrian Chadd 			    union sec_param *, uint8_t);
2390e3b4c60SAdrian Chadd static void		rum_update_beacon(struct ieee80211vap *, int);
2402cb9ef8dSAdrian Chadd static int		rum_common_key_set(struct rum_softc *,
2412cb9ef8dSAdrian Chadd 			    struct ieee80211_key *, uint16_t);
2422cb9ef8dSAdrian Chadd static void		rum_group_key_set_cb(struct rum_softc *,
243ed5711a1SAdrian Chadd 			    union sec_param *, uint8_t);
2442cb9ef8dSAdrian Chadd static void		rum_group_key_del_cb(struct rum_softc *,
245ed5711a1SAdrian Chadd 			    union sec_param *, uint8_t);
2462cb9ef8dSAdrian Chadd static void		rum_pair_key_set_cb(struct rum_softc *,
247ed5711a1SAdrian Chadd 			    union sec_param *, uint8_t);
2482cb9ef8dSAdrian Chadd static void		rum_pair_key_del_cb(struct rum_softc *,
249ed5711a1SAdrian Chadd 			    union sec_param *, uint8_t);
2502cb9ef8dSAdrian Chadd static int		rum_key_alloc(struct ieee80211vap *,
2512cb9ef8dSAdrian Chadd 			    struct ieee80211_key *, ieee80211_keyix *,
2522cb9ef8dSAdrian Chadd 			    ieee80211_keyix *);
2532cb9ef8dSAdrian Chadd static int		rum_key_set(struct ieee80211vap *,
254bc813c40SAdrian Chadd 			    const struct ieee80211_key *);
2552cb9ef8dSAdrian Chadd static int		rum_key_delete(struct ieee80211vap *,
2562cb9ef8dSAdrian Chadd 			    const struct ieee80211_key *);
25702ac6454SAndrew Thompson static int		rum_raw_xmit(struct ieee80211_node *, struct mbuf *,
25802ac6454SAndrew Thompson 			    const struct ieee80211_bpf_params *);
25902ac6454SAndrew Thompson static void		rum_scan_start(struct ieee80211com *);
26002ac6454SAndrew Thompson static void		rum_scan_end(struct ieee80211com *);
26102ac6454SAndrew Thompson static void		rum_set_channel(struct ieee80211com *);
26202ac6454SAndrew Thompson static int		rum_get_rssi(struct rum_softc *, uint8_t);
263b6108616SRui Paulo static void		rum_ratectl_start(struct rum_softc *,
26402ac6454SAndrew Thompson 			    struct ieee80211_node *);
265b6108616SRui Paulo static void		rum_ratectl_timeout(void *);
266b6108616SRui Paulo static void		rum_ratectl_task(void *, int);
26702ac6454SAndrew Thompson static int		rum_pause(struct rum_softc *, int);
26802ac6454SAndrew Thompson 
26902ac6454SAndrew Thompson static const struct {
27002ac6454SAndrew Thompson 	uint32_t	reg;
27102ac6454SAndrew Thompson 	uint32_t	val;
27202ac6454SAndrew Thompson } rum_def_mac[] = {
27302ac6454SAndrew Thompson 	{ RT2573_TXRX_CSR0,  0x025fb032 },
27402ac6454SAndrew Thompson 	{ RT2573_TXRX_CSR1,  0x9eaa9eaf },
27502ac6454SAndrew Thompson 	{ RT2573_TXRX_CSR2,  0x8a8b8c8d },
27602ac6454SAndrew Thompson 	{ RT2573_TXRX_CSR3,  0x00858687 },
27702ac6454SAndrew Thompson 	{ RT2573_TXRX_CSR7,  0x2e31353b },
27802ac6454SAndrew Thompson 	{ RT2573_TXRX_CSR8,  0x2a2a2a2c },
27902ac6454SAndrew Thompson 	{ RT2573_TXRX_CSR15, 0x0000000f },
28002ac6454SAndrew Thompson 	{ RT2573_MAC_CSR6,   0x00000fff },
28102ac6454SAndrew Thompson 	{ RT2573_MAC_CSR8,   0x016c030a },
28202ac6454SAndrew Thompson 	{ RT2573_MAC_CSR10,  0x00000718 },
28302ac6454SAndrew Thompson 	{ RT2573_MAC_CSR12,  0x00000004 },
28402ac6454SAndrew Thompson 	{ RT2573_MAC_CSR13,  0x00007f00 },
2852cb9ef8dSAdrian Chadd 	{ RT2573_SEC_CSR2,   0x00000000 },
2862cb9ef8dSAdrian Chadd 	{ RT2573_SEC_CSR3,   0x00000000 },
2872cb9ef8dSAdrian Chadd 	{ RT2573_SEC_CSR4,   0x00000000 },
28802ac6454SAndrew Thompson 	{ RT2573_PHY_CSR1,   0x000023b0 },
28902ac6454SAndrew Thompson 	{ RT2573_PHY_CSR5,   0x00040a06 },
29002ac6454SAndrew Thompson 	{ RT2573_PHY_CSR6,   0x00080606 },
29102ac6454SAndrew Thompson 	{ RT2573_PHY_CSR7,   0x00000408 },
29202ac6454SAndrew Thompson 	{ RT2573_AIFSN_CSR,  0x00002273 },
29302ac6454SAndrew Thompson 	{ RT2573_CWMIN_CSR,  0x00002344 },
29402ac6454SAndrew Thompson 	{ RT2573_CWMAX_CSR,  0x000034aa }
29502ac6454SAndrew Thompson };
29602ac6454SAndrew Thompson 
29702ac6454SAndrew Thompson static const struct {
29802ac6454SAndrew Thompson 	uint8_t	reg;
29902ac6454SAndrew Thompson 	uint8_t	val;
30002ac6454SAndrew Thompson } rum_def_bbp[] = {
30102ac6454SAndrew Thompson 	{   3, 0x80 },
30202ac6454SAndrew Thompson 	{  15, 0x30 },
30302ac6454SAndrew Thompson 	{  17, 0x20 },
30402ac6454SAndrew Thompson 	{  21, 0xc8 },
30502ac6454SAndrew Thompson 	{  22, 0x38 },
30602ac6454SAndrew Thompson 	{  23, 0x06 },
30702ac6454SAndrew Thompson 	{  24, 0xfe },
30802ac6454SAndrew Thompson 	{  25, 0x0a },
30902ac6454SAndrew Thompson 	{  26, 0x0d },
31002ac6454SAndrew Thompson 	{  32, 0x0b },
31102ac6454SAndrew Thompson 	{  34, 0x12 },
31202ac6454SAndrew Thompson 	{  37, 0x07 },
31302ac6454SAndrew Thompson 	{  39, 0xf8 },
31402ac6454SAndrew Thompson 	{  41, 0x60 },
31502ac6454SAndrew Thompson 	{  53, 0x10 },
31602ac6454SAndrew Thompson 	{  54, 0x18 },
31702ac6454SAndrew Thompson 	{  60, 0x10 },
31802ac6454SAndrew Thompson 	{  61, 0x04 },
31902ac6454SAndrew Thompson 	{  62, 0x04 },
32002ac6454SAndrew Thompson 	{  75, 0xfe },
32102ac6454SAndrew Thompson 	{  86, 0xfe },
32202ac6454SAndrew Thompson 	{  88, 0xfe },
32302ac6454SAndrew Thompson 	{  90, 0x0f },
32402ac6454SAndrew Thompson 	{  99, 0x00 },
32502ac6454SAndrew Thompson 	{ 102, 0x16 },
32602ac6454SAndrew Thompson 	{ 107, 0x04 }
32702ac6454SAndrew Thompson };
32802ac6454SAndrew Thompson 
32902ac6454SAndrew Thompson static const struct rfprog {
33002ac6454SAndrew Thompson 	uint8_t		chan;
33102ac6454SAndrew Thompson 	uint32_t	r1, r2, r3, r4;
33202ac6454SAndrew Thompson }  rum_rf5226[] = {
33302ac6454SAndrew Thompson 	{   1, 0x00b03, 0x001e1, 0x1a014, 0x30282 },
33402ac6454SAndrew Thompson 	{   2, 0x00b03, 0x001e1, 0x1a014, 0x30287 },
33502ac6454SAndrew Thompson 	{   3, 0x00b03, 0x001e2, 0x1a014, 0x30282 },
33602ac6454SAndrew Thompson 	{   4, 0x00b03, 0x001e2, 0x1a014, 0x30287 },
33702ac6454SAndrew Thompson 	{   5, 0x00b03, 0x001e3, 0x1a014, 0x30282 },
33802ac6454SAndrew Thompson 	{   6, 0x00b03, 0x001e3, 0x1a014, 0x30287 },
33902ac6454SAndrew Thompson 	{   7, 0x00b03, 0x001e4, 0x1a014, 0x30282 },
34002ac6454SAndrew Thompson 	{   8, 0x00b03, 0x001e4, 0x1a014, 0x30287 },
34102ac6454SAndrew Thompson 	{   9, 0x00b03, 0x001e5, 0x1a014, 0x30282 },
34202ac6454SAndrew Thompson 	{  10, 0x00b03, 0x001e5, 0x1a014, 0x30287 },
34302ac6454SAndrew Thompson 	{  11, 0x00b03, 0x001e6, 0x1a014, 0x30282 },
34402ac6454SAndrew Thompson 	{  12, 0x00b03, 0x001e6, 0x1a014, 0x30287 },
34502ac6454SAndrew Thompson 	{  13, 0x00b03, 0x001e7, 0x1a014, 0x30282 },
34602ac6454SAndrew Thompson 	{  14, 0x00b03, 0x001e8, 0x1a014, 0x30284 },
34702ac6454SAndrew Thompson 
34802ac6454SAndrew Thompson 	{  34, 0x00b03, 0x20266, 0x36014, 0x30282 },
34902ac6454SAndrew Thompson 	{  38, 0x00b03, 0x20267, 0x36014, 0x30284 },
35002ac6454SAndrew Thompson 	{  42, 0x00b03, 0x20268, 0x36014, 0x30286 },
35102ac6454SAndrew Thompson 	{  46, 0x00b03, 0x20269, 0x36014, 0x30288 },
35202ac6454SAndrew Thompson 
35302ac6454SAndrew Thompson 	{  36, 0x00b03, 0x00266, 0x26014, 0x30288 },
35402ac6454SAndrew Thompson 	{  40, 0x00b03, 0x00268, 0x26014, 0x30280 },
35502ac6454SAndrew Thompson 	{  44, 0x00b03, 0x00269, 0x26014, 0x30282 },
35602ac6454SAndrew Thompson 	{  48, 0x00b03, 0x0026a, 0x26014, 0x30284 },
35702ac6454SAndrew Thompson 	{  52, 0x00b03, 0x0026b, 0x26014, 0x30286 },
35802ac6454SAndrew Thompson 	{  56, 0x00b03, 0x0026c, 0x26014, 0x30288 },
35902ac6454SAndrew Thompson 	{  60, 0x00b03, 0x0026e, 0x26014, 0x30280 },
36002ac6454SAndrew Thompson 	{  64, 0x00b03, 0x0026f, 0x26014, 0x30282 },
36102ac6454SAndrew Thompson 
36202ac6454SAndrew Thompson 	{ 100, 0x00b03, 0x0028a, 0x2e014, 0x30280 },
36302ac6454SAndrew Thompson 	{ 104, 0x00b03, 0x0028b, 0x2e014, 0x30282 },
36402ac6454SAndrew Thompson 	{ 108, 0x00b03, 0x0028c, 0x2e014, 0x30284 },
36502ac6454SAndrew Thompson 	{ 112, 0x00b03, 0x0028d, 0x2e014, 0x30286 },
36602ac6454SAndrew Thompson 	{ 116, 0x00b03, 0x0028e, 0x2e014, 0x30288 },
36702ac6454SAndrew Thompson 	{ 120, 0x00b03, 0x002a0, 0x2e014, 0x30280 },
36802ac6454SAndrew Thompson 	{ 124, 0x00b03, 0x002a1, 0x2e014, 0x30282 },
36902ac6454SAndrew Thompson 	{ 128, 0x00b03, 0x002a2, 0x2e014, 0x30284 },
37002ac6454SAndrew Thompson 	{ 132, 0x00b03, 0x002a3, 0x2e014, 0x30286 },
37102ac6454SAndrew Thompson 	{ 136, 0x00b03, 0x002a4, 0x2e014, 0x30288 },
37202ac6454SAndrew Thompson 	{ 140, 0x00b03, 0x002a6, 0x2e014, 0x30280 },
37302ac6454SAndrew Thompson 
37402ac6454SAndrew Thompson 	{ 149, 0x00b03, 0x002a8, 0x2e014, 0x30287 },
37502ac6454SAndrew Thompson 	{ 153, 0x00b03, 0x002a9, 0x2e014, 0x30289 },
37602ac6454SAndrew Thompson 	{ 157, 0x00b03, 0x002ab, 0x2e014, 0x30281 },
37702ac6454SAndrew Thompson 	{ 161, 0x00b03, 0x002ac, 0x2e014, 0x30283 },
37802ac6454SAndrew Thompson 	{ 165, 0x00b03, 0x002ad, 0x2e014, 0x30285 }
37902ac6454SAndrew Thompson }, rum_rf5225[] = {
38002ac6454SAndrew Thompson 	{   1, 0x00b33, 0x011e1, 0x1a014, 0x30282 },
38102ac6454SAndrew Thompson 	{   2, 0x00b33, 0x011e1, 0x1a014, 0x30287 },
38202ac6454SAndrew Thompson 	{   3, 0x00b33, 0x011e2, 0x1a014, 0x30282 },
38302ac6454SAndrew Thompson 	{   4, 0x00b33, 0x011e2, 0x1a014, 0x30287 },
38402ac6454SAndrew Thompson 	{   5, 0x00b33, 0x011e3, 0x1a014, 0x30282 },
38502ac6454SAndrew Thompson 	{   6, 0x00b33, 0x011e3, 0x1a014, 0x30287 },
38602ac6454SAndrew Thompson 	{   7, 0x00b33, 0x011e4, 0x1a014, 0x30282 },
38702ac6454SAndrew Thompson 	{   8, 0x00b33, 0x011e4, 0x1a014, 0x30287 },
38802ac6454SAndrew Thompson 	{   9, 0x00b33, 0x011e5, 0x1a014, 0x30282 },
38902ac6454SAndrew Thompson 	{  10, 0x00b33, 0x011e5, 0x1a014, 0x30287 },
39002ac6454SAndrew Thompson 	{  11, 0x00b33, 0x011e6, 0x1a014, 0x30282 },
39102ac6454SAndrew Thompson 	{  12, 0x00b33, 0x011e6, 0x1a014, 0x30287 },
39202ac6454SAndrew Thompson 	{  13, 0x00b33, 0x011e7, 0x1a014, 0x30282 },
39302ac6454SAndrew Thompson 	{  14, 0x00b33, 0x011e8, 0x1a014, 0x30284 },
39402ac6454SAndrew Thompson 
39502ac6454SAndrew Thompson 	{  34, 0x00b33, 0x01266, 0x26014, 0x30282 },
39602ac6454SAndrew Thompson 	{  38, 0x00b33, 0x01267, 0x26014, 0x30284 },
39702ac6454SAndrew Thompson 	{  42, 0x00b33, 0x01268, 0x26014, 0x30286 },
39802ac6454SAndrew Thompson 	{  46, 0x00b33, 0x01269, 0x26014, 0x30288 },
39902ac6454SAndrew Thompson 
40002ac6454SAndrew Thompson 	{  36, 0x00b33, 0x01266, 0x26014, 0x30288 },
40102ac6454SAndrew Thompson 	{  40, 0x00b33, 0x01268, 0x26014, 0x30280 },
40202ac6454SAndrew Thompson 	{  44, 0x00b33, 0x01269, 0x26014, 0x30282 },
40302ac6454SAndrew Thompson 	{  48, 0x00b33, 0x0126a, 0x26014, 0x30284 },
40402ac6454SAndrew Thompson 	{  52, 0x00b33, 0x0126b, 0x26014, 0x30286 },
40502ac6454SAndrew Thompson 	{  56, 0x00b33, 0x0126c, 0x26014, 0x30288 },
40602ac6454SAndrew Thompson 	{  60, 0x00b33, 0x0126e, 0x26014, 0x30280 },
40702ac6454SAndrew Thompson 	{  64, 0x00b33, 0x0126f, 0x26014, 0x30282 },
40802ac6454SAndrew Thompson 
40902ac6454SAndrew Thompson 	{ 100, 0x00b33, 0x0128a, 0x2e014, 0x30280 },
41002ac6454SAndrew Thompson 	{ 104, 0x00b33, 0x0128b, 0x2e014, 0x30282 },
41102ac6454SAndrew Thompson 	{ 108, 0x00b33, 0x0128c, 0x2e014, 0x30284 },
41202ac6454SAndrew Thompson 	{ 112, 0x00b33, 0x0128d, 0x2e014, 0x30286 },
41302ac6454SAndrew Thompson 	{ 116, 0x00b33, 0x0128e, 0x2e014, 0x30288 },
41402ac6454SAndrew Thompson 	{ 120, 0x00b33, 0x012a0, 0x2e014, 0x30280 },
41502ac6454SAndrew Thompson 	{ 124, 0x00b33, 0x012a1, 0x2e014, 0x30282 },
41602ac6454SAndrew Thompson 	{ 128, 0x00b33, 0x012a2, 0x2e014, 0x30284 },
41702ac6454SAndrew Thompson 	{ 132, 0x00b33, 0x012a3, 0x2e014, 0x30286 },
41802ac6454SAndrew Thompson 	{ 136, 0x00b33, 0x012a4, 0x2e014, 0x30288 },
41902ac6454SAndrew Thompson 	{ 140, 0x00b33, 0x012a6, 0x2e014, 0x30280 },
42002ac6454SAndrew Thompson 
42102ac6454SAndrew Thompson 	{ 149, 0x00b33, 0x012a8, 0x2e014, 0x30287 },
42202ac6454SAndrew Thompson 	{ 153, 0x00b33, 0x012a9, 0x2e014, 0x30289 },
42302ac6454SAndrew Thompson 	{ 157, 0x00b33, 0x012ab, 0x2e014, 0x30281 },
42402ac6454SAndrew Thompson 	{ 161, 0x00b33, 0x012ac, 0x2e014, 0x30283 },
42502ac6454SAndrew Thompson 	{ 165, 0x00b33, 0x012ad, 0x2e014, 0x30285 }
42602ac6454SAndrew Thompson };
42702ac6454SAndrew Thompson 
428760bc48eSAndrew Thompson static const struct usb_config rum_config[RUM_N_TRANSFER] = {
42902ac6454SAndrew Thompson 	[RUM_BULK_WR] = {
43002ac6454SAndrew Thompson 		.type = UE_BULK,
43102ac6454SAndrew Thompson 		.endpoint = UE_ADDR_ANY,
43202ac6454SAndrew Thompson 		.direction = UE_DIR_OUT,
4334eae601eSAndrew Thompson 		.bufsize = (MCLBYTES + RT2573_TX_DESC_SIZE + 8),
4344eae601eSAndrew Thompson 		.flags = {.pipe_bof = 1,.force_short_xfer = 1,},
4354eae601eSAndrew Thompson 		.callback = rum_bulk_write_callback,
4364eae601eSAndrew Thompson 		.timeout = 5000,	/* ms */
43702ac6454SAndrew Thompson 	},
43802ac6454SAndrew Thompson 	[RUM_BULK_RD] = {
43902ac6454SAndrew Thompson 		.type = UE_BULK,
44002ac6454SAndrew Thompson 		.endpoint = UE_ADDR_ANY,
44102ac6454SAndrew Thompson 		.direction = UE_DIR_IN,
4424eae601eSAndrew Thompson 		.bufsize = (MCLBYTES + RT2573_RX_DESC_SIZE),
4434eae601eSAndrew Thompson 		.flags = {.pipe_bof = 1,.short_xfer_ok = 1,},
4444eae601eSAndrew Thompson 		.callback = rum_bulk_read_callback,
44502ac6454SAndrew Thompson 	},
44602ac6454SAndrew Thompson };
44702ac6454SAndrew Thompson 
44802ac6454SAndrew Thompson static int
44902ac6454SAndrew Thompson rum_match(device_t self)
45002ac6454SAndrew Thompson {
451760bc48eSAndrew Thompson 	struct usb_attach_arg *uaa = device_get_ivars(self);
45202ac6454SAndrew Thompson 
453f29a0724SAndrew Thompson 	if (uaa->usb_mode != USB_MODE_HOST)
45402ac6454SAndrew Thompson 		return (ENXIO);
45502ac6454SAndrew Thompson 	if (uaa->info.bConfigIndex != 0)
45602ac6454SAndrew Thompson 		return (ENXIO);
45702ac6454SAndrew Thompson 	if (uaa->info.bIfaceIndex != RT2573_IFACE_INDEX)
45802ac6454SAndrew Thompson 		return (ENXIO);
45902ac6454SAndrew Thompson 
460a593f6b8SAndrew Thompson 	return (usbd_lookup_id_by_uaa(rum_devs, sizeof(rum_devs), uaa));
46102ac6454SAndrew Thompson }
46202ac6454SAndrew Thompson 
46302ac6454SAndrew Thompson static int
46402ac6454SAndrew Thompson rum_attach(device_t self)
46502ac6454SAndrew Thompson {
466760bc48eSAndrew Thompson 	struct usb_attach_arg *uaa = device_get_ivars(self);
46702ac6454SAndrew Thompson 	struct rum_softc *sc = device_get_softc(self);
4687a79cebfSGleb Smirnoff 	struct ieee80211com *ic = &sc->sc_ic;
4695efea30fSAndrew Thompson 	uint8_t iface_index, bands;
4705efea30fSAndrew Thompson 	uint32_t tmp;
4715efea30fSAndrew Thompson 	int error, ntries;
47202ac6454SAndrew Thompson 
473a593f6b8SAndrew Thompson 	device_set_usb_desc(self);
47402ac6454SAndrew Thompson 	sc->sc_udev = uaa->device;
47502ac6454SAndrew Thompson 	sc->sc_dev = self;
47602ac6454SAndrew Thompson 
477f28c2f5eSAdrian Chadd 	RUM_LOCK_INIT(sc);
478f28c2f5eSAdrian Chadd 	RUM_CMDQ_LOCK_INIT(sc);
4797a79cebfSGleb Smirnoff 	mbufq_init(&sc->sc_snd, ifqmaxlen);
48002ac6454SAndrew Thompson 
48102ac6454SAndrew Thompson 	iface_index = RT2573_IFACE_INDEX;
482a593f6b8SAndrew Thompson 	error = usbd_transfer_setup(uaa->device, &iface_index,
48302ac6454SAndrew Thompson 	    sc->sc_xfer, rum_config, RUM_N_TRANSFER, sc, &sc->sc_mtx);
48402ac6454SAndrew Thompson 	if (error) {
48502ac6454SAndrew Thompson 		device_printf(self, "could not allocate USB transfers, "
486a593f6b8SAndrew Thompson 		    "err=%s\n", usbd_errstr(error));
48702ac6454SAndrew Thompson 		goto detach;
48802ac6454SAndrew Thompson 	}
48902ac6454SAndrew Thompson 
49002ac6454SAndrew Thompson 	RUM_LOCK(sc);
49102ac6454SAndrew Thompson 	/* retrieve RT2573 rev. no */
49202ac6454SAndrew Thompson 	for (ntries = 0; ntries < 100; ntries++) {
49302ac6454SAndrew Thompson 		if ((tmp = rum_read(sc, RT2573_MAC_CSR0)) != 0)
49402ac6454SAndrew Thompson 			break;
49502ac6454SAndrew Thompson 		if (rum_pause(sc, hz / 100))
49602ac6454SAndrew Thompson 			break;
49702ac6454SAndrew Thompson 	}
49802ac6454SAndrew Thompson 	if (ntries == 100) {
49902ac6454SAndrew Thompson 		device_printf(sc->sc_dev, "timeout waiting for chip to settle\n");
5005efea30fSAndrew Thompson 		RUM_UNLOCK(sc);
5015efea30fSAndrew Thompson 		goto detach;
50202ac6454SAndrew Thompson 	}
50302ac6454SAndrew Thompson 
50402ac6454SAndrew Thompson 	/* retrieve MAC address and various other things from EEPROM */
50502ac6454SAndrew Thompson 	rum_read_eeprom(sc);
50602ac6454SAndrew Thompson 
50702ac6454SAndrew Thompson 	device_printf(sc->sc_dev, "MAC/BBP RT2573 (rev 0x%05x), RF %s\n",
50802ac6454SAndrew Thompson 	    tmp, rum_get_rf(sc->rf_rev));
50902ac6454SAndrew Thompson 
51077ddf3d3SAndrew Thompson 	rum_load_microcode(sc, rt2573_ucode, sizeof(rt2573_ucode));
51102ac6454SAndrew Thompson 	RUM_UNLOCK(sc);
51202ac6454SAndrew Thompson 
51359686fe9SGleb Smirnoff 	ic->ic_softc = sc;
514c8550c02SGleb Smirnoff 	ic->ic_name = device_get_nameunit(self);
51502ac6454SAndrew Thompson 	ic->ic_phytype = IEEE80211_T_OFDM;	/* not only, but not used */
51602ac6454SAndrew Thompson 
51702ac6454SAndrew Thompson 	/* set device capabilities */
51802ac6454SAndrew Thompson 	ic->ic_caps =
51902ac6454SAndrew Thompson 	      IEEE80211_C_STA		/* station mode supported */
52002ac6454SAndrew Thompson 	    | IEEE80211_C_IBSS		/* IBSS mode supported */
52102ac6454SAndrew Thompson 	    | IEEE80211_C_MONITOR	/* monitor mode supported */
52202ac6454SAndrew Thompson 	    | IEEE80211_C_HOSTAP	/* HostAp mode supported */
52350a31b48SAdrian Chadd 	    | IEEE80211_C_AHDEMO	/* adhoc demo mode */
52402ac6454SAndrew Thompson 	    | IEEE80211_C_TXPMGT	/* tx power management */
52502ac6454SAndrew Thompson 	    | IEEE80211_C_SHPREAMBLE	/* short preamble supported */
52602ac6454SAndrew Thompson 	    | IEEE80211_C_SHSLOT	/* short slot time supported */
52702ac6454SAndrew Thompson 	    | IEEE80211_C_BGSCAN	/* bg scanning supported */
52802ac6454SAndrew Thompson 	    | IEEE80211_C_WPA		/* 802.11i */
52902ac6454SAndrew Thompson 	    ;
53002ac6454SAndrew Thompson 
5312cb9ef8dSAdrian Chadd 	ic->ic_cryptocaps =
5322cb9ef8dSAdrian Chadd 	    IEEE80211_CRYPTO_WEP |
5332cb9ef8dSAdrian Chadd 	    IEEE80211_CRYPTO_AES_CCM |
5342cb9ef8dSAdrian Chadd 	    IEEE80211_CRYPTO_TKIPMIC |
5352cb9ef8dSAdrian Chadd 	    IEEE80211_CRYPTO_TKIP;
5362cb9ef8dSAdrian Chadd 
53702ac6454SAndrew Thompson 	bands = 0;
53802ac6454SAndrew Thompson 	setbit(&bands, IEEE80211_MODE_11B);
53902ac6454SAndrew Thompson 	setbit(&bands, IEEE80211_MODE_11G);
54002ac6454SAndrew Thompson 	if (sc->rf_rev == RT2573_RF_5225 || sc->rf_rev == RT2573_RF_5226)
54102ac6454SAndrew Thompson 		setbit(&bands, IEEE80211_MODE_11A);
54202ac6454SAndrew Thompson 	ieee80211_init_channels(ic, NULL, &bands);
54302ac6454SAndrew Thompson 
5447a79cebfSGleb Smirnoff 	ieee80211_ifattach(ic);
54577ddf3d3SAndrew Thompson 	ic->ic_update_promisc = rum_update_promisc;
54602ac6454SAndrew Thompson 	ic->ic_raw_xmit = rum_raw_xmit;
54702ac6454SAndrew Thompson 	ic->ic_scan_start = rum_scan_start;
54802ac6454SAndrew Thompson 	ic->ic_scan_end = rum_scan_end;
54902ac6454SAndrew Thompson 	ic->ic_set_channel = rum_set_channel;
5507a79cebfSGleb Smirnoff 	ic->ic_transmit = rum_transmit;
5517a79cebfSGleb Smirnoff 	ic->ic_parent = rum_parent;
55202ac6454SAndrew Thompson 	ic->ic_vap_create = rum_vap_create;
55302ac6454SAndrew Thompson 	ic->ic_vap_delete = rum_vap_delete;
554a19dbd8dSAdrian Chadd 	ic->ic_updateslot = rum_update_slot;
5556dd8e071SEd Maste 	ic->ic_update_mcast = rum_update_mcast;
55602ac6454SAndrew Thompson 
5575463c4a4SSam Leffler 	ieee80211_radiotap_attach(ic,
5585463c4a4SSam Leffler 	    &sc->sc_txtap.wt_ihdr, sizeof(sc->sc_txtap),
5595463c4a4SSam Leffler 		RT2573_TX_RADIOTAP_PRESENT,
5605463c4a4SSam Leffler 	    &sc->sc_rxtap.wr_ihdr, sizeof(sc->sc_rxtap),
5615463c4a4SSam Leffler 		RT2573_RX_RADIOTAP_PRESENT);
56202ac6454SAndrew Thompson 
563f28c2f5eSAdrian Chadd 	TASK_INIT(&sc->cmdq_task, 0, rum_cmdq_cb, sc);
564f28c2f5eSAdrian Chadd 
56502ac6454SAndrew Thompson 	if (bootverbose)
56602ac6454SAndrew Thompson 		ieee80211_announce(ic);
56702ac6454SAndrew Thompson 
5685efea30fSAndrew Thompson 	return (0);
5695efea30fSAndrew Thompson 
5705efea30fSAndrew Thompson detach:
5715efea30fSAndrew Thompson 	rum_detach(self);
5725efea30fSAndrew Thompson 	return (ENXIO);			/* failure */
57302ac6454SAndrew Thompson }
57402ac6454SAndrew Thompson 
57502ac6454SAndrew Thompson static int
57602ac6454SAndrew Thompson rum_detach(device_t self)
57702ac6454SAndrew Thompson {
57802ac6454SAndrew Thompson 	struct rum_softc *sc = device_get_softc(self);
579e7b7db3dSAdrian Chadd 	struct ieee80211com *ic = &sc->sc_ic;
58002ac6454SAndrew Thompson 
581645e4d17SHans Petter Selasky 	/* Prevent further ioctls */
582645e4d17SHans Petter Selasky 	RUM_LOCK(sc);
583645e4d17SHans Petter Selasky 	sc->sc_detached = 1;
584645e4d17SHans Petter Selasky 	RUM_UNLOCK(sc);
585645e4d17SHans Petter Selasky 
58602ac6454SAndrew Thompson 	/* stop all USB transfers */
587a593f6b8SAndrew Thompson 	usbd_transfer_unsetup(sc->sc_xfer, RUM_N_TRANSFER);
58802ac6454SAndrew Thompson 
58902ac6454SAndrew Thompson 	/* free TX list, if any */
59002ac6454SAndrew Thompson 	RUM_LOCK(sc);
59102ac6454SAndrew Thompson 	rum_unsetup_tx_list(sc);
59202ac6454SAndrew Thompson 	RUM_UNLOCK(sc);
59302ac6454SAndrew Thompson 
594f28c2f5eSAdrian Chadd 	if (ic->ic_softc == sc) {
595f28c2f5eSAdrian Chadd 		ieee80211_draintask(ic, &sc->cmdq_task);
596e7b7db3dSAdrian Chadd 		ieee80211_ifdetach(ic);
597f28c2f5eSAdrian Chadd 	}
598f28c2f5eSAdrian Chadd 
5997a79cebfSGleb Smirnoff 	mbufq_drain(&sc->sc_snd);
600f28c2f5eSAdrian Chadd 	RUM_CMDQ_LOCK_DESTROY(sc);
601f28c2f5eSAdrian Chadd 	RUM_LOCK_DESTROY(sc);
602f28c2f5eSAdrian Chadd 
60302ac6454SAndrew Thompson 	return (0);
60402ac6454SAndrew Thompson }
60502ac6454SAndrew Thompson 
606e0a69b51SAndrew Thompson static usb_error_t
60777ddf3d3SAndrew Thompson rum_do_request(struct rum_softc *sc,
608760bc48eSAndrew Thompson     struct usb_device_request *req, void *data)
60977ddf3d3SAndrew Thompson {
610e0a69b51SAndrew Thompson 	usb_error_t err;
61177ddf3d3SAndrew Thompson 	int ntries = 10;
61277ddf3d3SAndrew Thompson 
61377ddf3d3SAndrew Thompson 	while (ntries--) {
614a593f6b8SAndrew Thompson 		err = usbd_do_request_flags(sc->sc_udev, &sc->sc_mtx,
61577ddf3d3SAndrew Thompson 		    req, data, 0, NULL, 250 /* ms */);
61677ddf3d3SAndrew Thompson 		if (err == 0)
61777ddf3d3SAndrew Thompson 			break;
61877ddf3d3SAndrew Thompson 
61977ddf3d3SAndrew Thompson 		DPRINTFN(1, "Control request failed, %s (retrying)\n",
620a593f6b8SAndrew Thompson 		    usbd_errstr(err));
62177ddf3d3SAndrew Thompson 		if (rum_pause(sc, hz / 100))
62277ddf3d3SAndrew Thompson 			break;
62377ddf3d3SAndrew Thompson 	}
62477ddf3d3SAndrew Thompson 	return (err);
62577ddf3d3SAndrew Thompson }
62677ddf3d3SAndrew Thompson 
62702ac6454SAndrew Thompson static struct ieee80211vap *
628fcd9500fSBernhard Schmidt rum_vap_create(struct ieee80211com *ic, const char name[IFNAMSIZ], int unit,
629fcd9500fSBernhard Schmidt     enum ieee80211_opmode opmode, int flags,
63002ac6454SAndrew Thompson     const uint8_t bssid[IEEE80211_ADDR_LEN],
63102ac6454SAndrew Thompson     const uint8_t mac[IEEE80211_ADDR_LEN])
63202ac6454SAndrew Thompson {
633d3fdd08cSAdrian Chadd 	struct rum_softc *sc = ic->ic_softc;
63402ac6454SAndrew Thompson 	struct rum_vap *rvp;
63502ac6454SAndrew Thompson 	struct ieee80211vap *vap;
63602ac6454SAndrew Thompson 
63702ac6454SAndrew Thompson 	if (!TAILQ_EMPTY(&ic->ic_vaps))		/* only one at a time */
63802ac6454SAndrew Thompson 		return NULL;
6397a79cebfSGleb Smirnoff 	rvp = malloc(sizeof(struct rum_vap), M_80211_VAP, M_WAITOK | M_ZERO);
64002ac6454SAndrew Thompson 	vap = &rvp->vap;
64102ac6454SAndrew Thompson 	/* enable s/w bmiss handling for sta mode */
642bb2f69e8SHans Petter Selasky 
643bb2f69e8SHans Petter Selasky 	if (ieee80211_vap_setup(ic, vap, name, unit, opmode,
6447a79cebfSGleb Smirnoff 	    flags | IEEE80211_CLONE_NOBEACONS, bssid) != 0) {
645bb2f69e8SHans Petter Selasky 		/* out of memory */
646bb2f69e8SHans Petter Selasky 		free(rvp, M_80211_VAP);
647bb2f69e8SHans Petter Selasky 		return (NULL);
648bb2f69e8SHans Petter Selasky 	}
64902ac6454SAndrew Thompson 
65002ac6454SAndrew Thompson 	/* override state transition machine */
65102ac6454SAndrew Thompson 	rvp->newstate = vap->iv_newstate;
65202ac6454SAndrew Thompson 	vap->iv_newstate = rum_newstate;
6532cb9ef8dSAdrian Chadd 	vap->iv_key_alloc = rum_key_alloc;
6542cb9ef8dSAdrian Chadd 	vap->iv_key_set = rum_key_set;
6552cb9ef8dSAdrian Chadd 	vap->iv_key_delete = rum_key_delete;
6560e3b4c60SAdrian Chadd 	vap->iv_update_beacon = rum_update_beacon;
6572cb9ef8dSAdrian Chadd 	vap->iv_max_aid = RT2573_ADDR_MAX;
65802ac6454SAndrew Thompson 
659b6108616SRui Paulo 	usb_callout_init_mtx(&rvp->ratectl_ch, &sc->sc_mtx, 0);
660b6108616SRui Paulo 	TASK_INIT(&rvp->ratectl_task, 0, rum_ratectl_task, rvp);
661b6108616SRui Paulo 	ieee80211_ratectl_init(vap);
662b6108616SRui Paulo 	ieee80211_ratectl_setinterval(vap, 1000 /* 1 sec */);
66302ac6454SAndrew Thompson 	/* complete setup */
6647a79cebfSGleb Smirnoff 	ieee80211_vap_attach(vap, ieee80211_media_change,
6657a79cebfSGleb Smirnoff 	    ieee80211_media_status, mac);
66602ac6454SAndrew Thompson 	ic->ic_opmode = opmode;
66702ac6454SAndrew Thompson 	return vap;
66802ac6454SAndrew Thompson }
66902ac6454SAndrew Thompson 
67002ac6454SAndrew Thompson static void
67102ac6454SAndrew Thompson rum_vap_delete(struct ieee80211vap *vap)
67202ac6454SAndrew Thompson {
67302ac6454SAndrew Thompson 	struct rum_vap *rvp = RUM_VAP(vap);
6745efea30fSAndrew Thompson 	struct ieee80211com *ic = vap->iv_ic;
67502ac6454SAndrew Thompson 
676b780f864SAdrian Chadd 	m_freem(rvp->bcn_mbuf);
677b6108616SRui Paulo 	usb_callout_drain(&rvp->ratectl_ch);
678b6108616SRui Paulo 	ieee80211_draintask(ic, &rvp->ratectl_task);
679b6108616SRui Paulo 	ieee80211_ratectl_deinit(vap);
68002ac6454SAndrew Thompson 	ieee80211_vap_detach(vap);
68102ac6454SAndrew Thompson 	free(rvp, M_80211_VAP);
68202ac6454SAndrew Thompson }
68302ac6454SAndrew Thompson 
68402ac6454SAndrew Thompson static void
685f28c2f5eSAdrian Chadd rum_cmdq_cb(void *arg, int pending)
686f28c2f5eSAdrian Chadd {
687f28c2f5eSAdrian Chadd 	struct rum_softc *sc = arg;
688f28c2f5eSAdrian Chadd 	struct rum_cmdq *rc;
689f28c2f5eSAdrian Chadd 
690f28c2f5eSAdrian Chadd 	RUM_CMDQ_LOCK(sc);
691f28c2f5eSAdrian Chadd 	while (sc->cmdq[sc->cmdq_first].func != NULL) {
692f28c2f5eSAdrian Chadd 		rc = &sc->cmdq[sc->cmdq_first];
693f28c2f5eSAdrian Chadd 		RUM_CMDQ_UNLOCK(sc);
694f28c2f5eSAdrian Chadd 
695f28c2f5eSAdrian Chadd 		RUM_LOCK(sc);
696ed5711a1SAdrian Chadd 		rc->func(sc, &rc->data, rc->rvp_id);
697f28c2f5eSAdrian Chadd 		RUM_UNLOCK(sc);
698f28c2f5eSAdrian Chadd 
699f28c2f5eSAdrian Chadd 		RUM_CMDQ_LOCK(sc);
700f28c2f5eSAdrian Chadd 		memset(rc, 0, sizeof (*rc));
701f28c2f5eSAdrian Chadd 		sc->cmdq_first = (sc->cmdq_first + 1) % RUM_CMDQ_SIZE;
702f28c2f5eSAdrian Chadd 	}
703f28c2f5eSAdrian Chadd 	RUM_CMDQ_UNLOCK(sc);
704f28c2f5eSAdrian Chadd }
705f28c2f5eSAdrian Chadd 
706f28c2f5eSAdrian Chadd static int
707f28c2f5eSAdrian Chadd rum_cmd_sleepable(struct rum_softc *sc, const void *ptr, size_t len,
708ed5711a1SAdrian Chadd     uint8_t rvp_id, CMD_FUNC_PROTO)
709f28c2f5eSAdrian Chadd {
710f28c2f5eSAdrian Chadd 	struct ieee80211com *ic = &sc->sc_ic;
711f28c2f5eSAdrian Chadd 
712f28c2f5eSAdrian Chadd 	KASSERT(len <= sizeof(union sec_param), ("buffer overflow"));
713f28c2f5eSAdrian Chadd 
714f28c2f5eSAdrian Chadd 	RUM_CMDQ_LOCK(sc);
715f28c2f5eSAdrian Chadd 	if (sc->cmdq[sc->cmdq_last].func != NULL) {
716f28c2f5eSAdrian Chadd 		device_printf(sc->sc_dev, "%s: cmdq overflow\n", __func__);
717f28c2f5eSAdrian Chadd 		RUM_CMDQ_UNLOCK(sc);
718f28c2f5eSAdrian Chadd 
719f28c2f5eSAdrian Chadd 		return EAGAIN;
720f28c2f5eSAdrian Chadd 	}
721f28c2f5eSAdrian Chadd 
722f28c2f5eSAdrian Chadd 	if (ptr != NULL)
723f28c2f5eSAdrian Chadd 		memcpy(&sc->cmdq[sc->cmdq_last].data, ptr, len);
724f28c2f5eSAdrian Chadd 	sc->cmdq[sc->cmdq_last].rvp_id = rvp_id;
725f28c2f5eSAdrian Chadd 	sc->cmdq[sc->cmdq_last].func = func;
726f28c2f5eSAdrian Chadd 	sc->cmdq_last = (sc->cmdq_last + 1) % RUM_CMDQ_SIZE;
727f28c2f5eSAdrian Chadd 	RUM_CMDQ_UNLOCK(sc);
728f28c2f5eSAdrian Chadd 
729f28c2f5eSAdrian Chadd 	ieee80211_runtask(ic, &sc->cmdq_task);
730f28c2f5eSAdrian Chadd 
731f28c2f5eSAdrian Chadd 	return 0;
732f28c2f5eSAdrian Chadd }
733f28c2f5eSAdrian Chadd 
734f28c2f5eSAdrian Chadd static void
73502ac6454SAndrew Thompson rum_tx_free(struct rum_tx_data *data, int txerr)
73602ac6454SAndrew Thompson {
73702ac6454SAndrew Thompson 	struct rum_softc *sc = data->sc;
73802ac6454SAndrew Thompson 
73902ac6454SAndrew Thompson 	if (data->m != NULL) {
7407a79cebfSGleb Smirnoff 		ieee80211_tx_complete(data->ni, data->m, txerr);
74102ac6454SAndrew Thompson 		data->m = NULL;
74202ac6454SAndrew Thompson 		data->ni = NULL;
74302ac6454SAndrew Thompson 	}
74402ac6454SAndrew Thompson 	STAILQ_INSERT_TAIL(&sc->tx_free, data, next);
74502ac6454SAndrew Thompson 	sc->tx_nfree++;
74602ac6454SAndrew Thompson }
74702ac6454SAndrew Thompson 
74802ac6454SAndrew Thompson static void
74902ac6454SAndrew Thompson rum_setup_tx_list(struct rum_softc *sc)
75002ac6454SAndrew Thompson {
75102ac6454SAndrew Thompson 	struct rum_tx_data *data;
75202ac6454SAndrew Thompson 	int i;
75302ac6454SAndrew Thompson 
75402ac6454SAndrew Thompson 	sc->tx_nfree = 0;
75502ac6454SAndrew Thompson 	STAILQ_INIT(&sc->tx_q);
75602ac6454SAndrew Thompson 	STAILQ_INIT(&sc->tx_free);
75702ac6454SAndrew Thompson 
75802ac6454SAndrew Thompson 	for (i = 0; i < RUM_TX_LIST_COUNT; i++) {
75902ac6454SAndrew Thompson 		data = &sc->tx_data[i];
76002ac6454SAndrew Thompson 
76102ac6454SAndrew Thompson 		data->sc = sc;
76202ac6454SAndrew Thompson 		STAILQ_INSERT_TAIL(&sc->tx_free, data, next);
76302ac6454SAndrew Thompson 		sc->tx_nfree++;
76402ac6454SAndrew Thompson 	}
76502ac6454SAndrew Thompson }
76602ac6454SAndrew Thompson 
76702ac6454SAndrew Thompson static void
76802ac6454SAndrew Thompson rum_unsetup_tx_list(struct rum_softc *sc)
76902ac6454SAndrew Thompson {
77002ac6454SAndrew Thompson 	struct rum_tx_data *data;
77102ac6454SAndrew Thompson 	int i;
77202ac6454SAndrew Thompson 
77302ac6454SAndrew Thompson 	/* make sure any subsequent use of the queues will fail */
77402ac6454SAndrew Thompson 	sc->tx_nfree = 0;
77502ac6454SAndrew Thompson 	STAILQ_INIT(&sc->tx_q);
77602ac6454SAndrew Thompson 	STAILQ_INIT(&sc->tx_free);
77702ac6454SAndrew Thompson 
77802ac6454SAndrew Thompson 	/* free up all node references and mbufs */
77902ac6454SAndrew Thompson 	for (i = 0; i < RUM_TX_LIST_COUNT; i++) {
78002ac6454SAndrew Thompson 		data = &sc->tx_data[i];
78102ac6454SAndrew Thompson 
78202ac6454SAndrew Thompson 		if (data->m != NULL) {
78302ac6454SAndrew Thompson 			m_freem(data->m);
78402ac6454SAndrew Thompson 			data->m = NULL;
78502ac6454SAndrew Thompson 		}
78602ac6454SAndrew Thompson 		if (data->ni != NULL) {
78702ac6454SAndrew Thompson 			ieee80211_free_node(data->ni);
78802ac6454SAndrew Thompson 			data->ni = NULL;
78902ac6454SAndrew Thompson 		}
79002ac6454SAndrew Thompson 	}
79102ac6454SAndrew Thompson }
79202ac6454SAndrew Thompson 
7935efea30fSAndrew Thompson static int
7945efea30fSAndrew Thompson rum_newstate(struct ieee80211vap *vap, enum ieee80211_state nstate, int arg)
79502ac6454SAndrew Thompson {
79602ac6454SAndrew Thompson 	struct rum_vap *rvp = RUM_VAP(vap);
7975efea30fSAndrew Thompson 	struct ieee80211com *ic = vap->iv_ic;
798d3fdd08cSAdrian Chadd 	struct rum_softc *sc = ic->ic_softc;
79902ac6454SAndrew Thompson 	const struct ieee80211_txparam *tp;
80002ac6454SAndrew Thompson 	enum ieee80211_state ostate;
80102ac6454SAndrew Thompson 	struct ieee80211_node *ni;
802aa81f853SAdrian Chadd 	int ret;
80302ac6454SAndrew Thompson 
80402ac6454SAndrew Thompson 	ostate = vap->iv_state;
8055efea30fSAndrew Thompson 	DPRINTF("%s -> %s\n",
8065efea30fSAndrew Thompson 		ieee80211_state_name[ostate],
8075efea30fSAndrew Thompson 		ieee80211_state_name[nstate]);
80802ac6454SAndrew Thompson 
8095efea30fSAndrew Thompson 	IEEE80211_UNLOCK(ic);
8105efea30fSAndrew Thompson 	RUM_LOCK(sc);
811b6108616SRui Paulo 	usb_callout_stop(&rvp->ratectl_ch);
8125efea30fSAndrew Thompson 
8135efea30fSAndrew Thompson 	switch (nstate) {
81402ac6454SAndrew Thompson 	case IEEE80211_S_INIT:
8156d804321SAdrian Chadd 		if (ostate == IEEE80211_S_RUN)
8166d804321SAdrian Chadd 			rum_abort_tsf_sync(sc);
8176d804321SAdrian Chadd 
81802ac6454SAndrew Thompson 		break;
81902ac6454SAndrew Thompson 
82002ac6454SAndrew Thompson 	case IEEE80211_S_RUN:
8218d8bdb01SAndrew Thompson 		ni = ieee80211_ref_node(vap->iv_bss);
82202ac6454SAndrew Thompson 
82302ac6454SAndrew Thompson 		if (vap->iv_opmode != IEEE80211_M_MONITOR) {
824342ced03SAdrian Chadd 			if (ic->ic_bsschan == IEEE80211_CHAN_ANYC ||
825342ced03SAdrian Chadd 			    ni->ni_chan == IEEE80211_CHAN_ANYC) {
826aa81f853SAdrian Chadd 				ret = EINVAL;
827aa81f853SAdrian Chadd 				goto run_fail;
828bb571462SHans Petter Selasky 			}
829ed5711a1SAdrian Chadd 			rum_update_slot_cb(sc, NULL, 0);
83002ac6454SAndrew Thompson 			rum_enable_mrr(sc);
83102ac6454SAndrew Thompson 			rum_set_txpreamble(sc);
83202ac6454SAndrew Thompson 			rum_set_basicrates(sc);
833342ced03SAdrian Chadd 			rum_set_maxretry(sc, vap);
8341ba67b11SAdrian Chadd 			IEEE80211_ADDR_COPY(sc->sc_bssid, ni->ni_bssid);
8351ba67b11SAdrian Chadd 			rum_set_bssid(sc, sc->sc_bssid);
83602ac6454SAndrew Thompson 		}
83702ac6454SAndrew Thompson 
83802ac6454SAndrew Thompson 		if (vap->iv_opmode == IEEE80211_M_HOSTAP ||
839aa81f853SAdrian Chadd 		    vap->iv_opmode == IEEE80211_M_IBSS) {
840b780f864SAdrian Chadd 			if ((ret = rum_alloc_beacon(sc, vap)) != 0)
841aa81f853SAdrian Chadd 				goto run_fail;
842aa81f853SAdrian Chadd 		}
84302ac6454SAndrew Thompson 
84450a31b48SAdrian Chadd 		if (vap->iv_opmode != IEEE80211_M_MONITOR &&
84550a31b48SAdrian Chadd 		    vap->iv_opmode != IEEE80211_M_AHDEMO) {
846aa81f853SAdrian Chadd 			if ((ret = rum_enable_tsf_sync(sc)) != 0)
847aa81f853SAdrian Chadd 				goto run_fail;
848aa81f853SAdrian Chadd 		} else
8495463c4a4SSam Leffler 			rum_enable_tsf(sc);
85002ac6454SAndrew Thompson 
85102ac6454SAndrew Thompson 		/* enable automatic rate adaptation */
8525463c4a4SSam Leffler 		tp = &vap->iv_txparms[ieee80211_chan2mode(ic->ic_curchan)];
85302ac6454SAndrew Thompson 		if (tp->ucastrate == IEEE80211_FIXED_RATE_NONE)
854b6108616SRui Paulo 			rum_ratectl_start(sc, ni);
8558d8bdb01SAndrew Thompson 		ieee80211_free_node(ni);
85602ac6454SAndrew Thompson 		break;
85702ac6454SAndrew Thompson 	default:
85802ac6454SAndrew Thompson 		break;
85902ac6454SAndrew Thompson 	}
86002ac6454SAndrew Thompson 	RUM_UNLOCK(sc);
86102ac6454SAndrew Thompson 	IEEE80211_LOCK(ic);
8625efea30fSAndrew Thompson 	return (rvp->newstate(vap, nstate, arg));
863aa81f853SAdrian Chadd 
864aa81f853SAdrian Chadd run_fail:
865aa81f853SAdrian Chadd 	RUM_UNLOCK(sc);
866aa81f853SAdrian Chadd 	IEEE80211_LOCK(ic);
867aa81f853SAdrian Chadd 	ieee80211_free_node(ni);
868aa81f853SAdrian Chadd 	return ret;
86902ac6454SAndrew Thompson }
87002ac6454SAndrew Thompson 
87102ac6454SAndrew Thompson static void
872ed6d949aSAndrew Thompson rum_bulk_write_callback(struct usb_xfer *xfer, usb_error_t error)
87302ac6454SAndrew Thompson {
874ed6d949aSAndrew Thompson 	struct rum_softc *sc = usbd_xfer_softc(xfer);
8755463c4a4SSam Leffler 	struct ieee80211vap *vap;
87602ac6454SAndrew Thompson 	struct rum_tx_data *data;
87702ac6454SAndrew Thompson 	struct mbuf *m;
878ed6d949aSAndrew Thompson 	struct usb_page_cache *pc;
87902ac6454SAndrew Thompson 	unsigned int len;
880ed6d949aSAndrew Thompson 	int actlen, sumlen;
881ed6d949aSAndrew Thompson 
882ed6d949aSAndrew Thompson 	usbd_xfer_status(xfer, &actlen, &sumlen, NULL, NULL);
88302ac6454SAndrew Thompson 
88402ac6454SAndrew Thompson 	switch (USB_GET_STATE(xfer)) {
88502ac6454SAndrew Thompson 	case USB_ST_TRANSFERRED:
886ed6d949aSAndrew Thompson 		DPRINTFN(11, "transfer complete, %d bytes\n", actlen);
88702ac6454SAndrew Thompson 
88802ac6454SAndrew Thompson 		/* free resources */
889ed6d949aSAndrew Thompson 		data = usbd_xfer_get_priv(xfer);
89002ac6454SAndrew Thompson 		rum_tx_free(data, 0);
891ed6d949aSAndrew Thompson 		usbd_xfer_set_priv(xfer, NULL);
89202ac6454SAndrew Thompson 
89302ac6454SAndrew Thompson 		/* FALLTHROUGH */
89402ac6454SAndrew Thompson 	case USB_ST_SETUP:
89502ac6454SAndrew Thompson tr_setup:
89602ac6454SAndrew Thompson 		data = STAILQ_FIRST(&sc->tx_q);
89702ac6454SAndrew Thompson 		if (data) {
89802ac6454SAndrew Thompson 			STAILQ_REMOVE_HEAD(&sc->tx_q, next);
89902ac6454SAndrew Thompson 			m = data->m;
90002ac6454SAndrew Thompson 
9016d917491SHans Petter Selasky 			if (m->m_pkthdr.len > (int)(MCLBYTES + RT2573_TX_DESC_SIZE)) {
90202ac6454SAndrew Thompson 				DPRINTFN(0, "data overflow, %u bytes\n",
90302ac6454SAndrew Thompson 				    m->m_pkthdr.len);
90402ac6454SAndrew Thompson 				m->m_pkthdr.len = (MCLBYTES + RT2573_TX_DESC_SIZE);
90502ac6454SAndrew Thompson 			}
906ed6d949aSAndrew Thompson 			pc = usbd_xfer_get_frame(xfer, 0);
907ed6d949aSAndrew Thompson 			usbd_copy_in(pc, 0, &data->desc, RT2573_TX_DESC_SIZE);
908ed6d949aSAndrew Thompson 			usbd_m_copy_in(pc, RT2573_TX_DESC_SIZE, m, 0,
909ed6d949aSAndrew Thompson 			    m->m_pkthdr.len);
91002ac6454SAndrew Thompson 
9115463c4a4SSam Leffler 			vap = data->ni->ni_vap;
9125463c4a4SSam Leffler 			if (ieee80211_radiotap_active_vap(vap)) {
91302ac6454SAndrew Thompson 				struct rum_tx_radiotap_header *tap = &sc->sc_txtap;
91402ac6454SAndrew Thompson 
91502ac6454SAndrew Thompson 				tap->wt_flags = 0;
91602ac6454SAndrew Thompson 				tap->wt_rate = data->rate;
917a6ccd477SAdrian Chadd 				rum_get_tsf(sc, &tap->wt_tsf);
91802ac6454SAndrew Thompson 				tap->wt_antenna = sc->tx_ant;
91902ac6454SAndrew Thompson 
9205463c4a4SSam Leffler 				ieee80211_radiotap_tx(vap, m);
92102ac6454SAndrew Thompson 			}
92202ac6454SAndrew Thompson 
92302ac6454SAndrew Thompson 			/* align end on a 4-bytes boundary */
92402ac6454SAndrew Thompson 			len = (RT2573_TX_DESC_SIZE + m->m_pkthdr.len + 3) & ~3;
92502ac6454SAndrew Thompson 			if ((len % 64) == 0)
92602ac6454SAndrew Thompson 				len += 4;
92702ac6454SAndrew Thompson 
92802ac6454SAndrew Thompson 			DPRINTFN(11, "sending frame len=%u xferlen=%u\n",
92902ac6454SAndrew Thompson 			    m->m_pkthdr.len, len);
93002ac6454SAndrew Thompson 
931ed6d949aSAndrew Thompson 			usbd_xfer_set_frame_len(xfer, 0, len);
932ed6d949aSAndrew Thompson 			usbd_xfer_set_priv(xfer, data);
93302ac6454SAndrew Thompson 
934a593f6b8SAndrew Thompson 			usbd_transfer_submit(xfer);
93502ac6454SAndrew Thompson 		}
9367a79cebfSGleb Smirnoff 		rum_start(sc);
93702ac6454SAndrew Thompson 		break;
93802ac6454SAndrew Thompson 
93902ac6454SAndrew Thompson 	default:			/* Error */
94002ac6454SAndrew Thompson 		DPRINTFN(11, "transfer error, %s\n",
941ed6d949aSAndrew Thompson 		    usbd_errstr(error));
94202ac6454SAndrew Thompson 
9437a79cebfSGleb Smirnoff 		counter_u64_add(sc->sc_ic.ic_oerrors, 1);
944ed6d949aSAndrew Thompson 		data = usbd_xfer_get_priv(xfer);
94502ac6454SAndrew Thompson 		if (data != NULL) {
946ed6d949aSAndrew Thompson 			rum_tx_free(data, error);
947ed6d949aSAndrew Thompson 			usbd_xfer_set_priv(xfer, NULL);
94802ac6454SAndrew Thompson 		}
94902ac6454SAndrew Thompson 
9500283fab7SAndrew Thompson 		if (error != USB_ERR_CANCELLED) {
9510283fab7SAndrew Thompson 			if (error == USB_ERR_TIMEOUT)
9520283fab7SAndrew Thompson 				device_printf(sc->sc_dev, "device timeout\n");
9530283fab7SAndrew Thompson 
9540283fab7SAndrew Thompson 			/*
9550283fab7SAndrew Thompson 			 * Try to clear stall first, also if other
9560283fab7SAndrew Thompson 			 * errors occur, hence clearing stall
9570283fab7SAndrew Thompson 			 * introduces a 50 ms delay:
9580283fab7SAndrew Thompson 			 */
959ed6d949aSAndrew Thompson 			usbd_xfer_set_stall(xfer);
96002ac6454SAndrew Thompson 			goto tr_setup;
96102ac6454SAndrew Thompson 		}
96202ac6454SAndrew Thompson 		break;
96302ac6454SAndrew Thompson 	}
96402ac6454SAndrew Thompson }
96502ac6454SAndrew Thompson 
96602ac6454SAndrew Thompson static void
967ed6d949aSAndrew Thompson rum_bulk_read_callback(struct usb_xfer *xfer, usb_error_t error)
96802ac6454SAndrew Thompson {
969ed6d949aSAndrew Thompson 	struct rum_softc *sc = usbd_xfer_softc(xfer);
9707a79cebfSGleb Smirnoff 	struct ieee80211com *ic = &sc->sc_ic;
971aca2cf30SAdrian Chadd 	struct ieee80211_frame_min *wh;
97202ac6454SAndrew Thompson 	struct ieee80211_node *ni;
97302ac6454SAndrew Thompson 	struct mbuf *m = NULL;
974ed6d949aSAndrew Thompson 	struct usb_page_cache *pc;
97502ac6454SAndrew Thompson 	uint32_t flags;
97602ac6454SAndrew Thompson 	uint8_t rssi = 0;
977ed6d949aSAndrew Thompson 	int len;
978ed6d949aSAndrew Thompson 
979ed6d949aSAndrew Thompson 	usbd_xfer_status(xfer, &len, NULL, NULL, NULL);
98002ac6454SAndrew Thompson 
98102ac6454SAndrew Thompson 	switch (USB_GET_STATE(xfer)) {
98202ac6454SAndrew Thompson 	case USB_ST_TRANSFERRED:
98302ac6454SAndrew Thompson 
984ed6d949aSAndrew Thompson 		DPRINTFN(15, "rx done, actlen=%d\n", len);
98502ac6454SAndrew Thompson 
9866d917491SHans Petter Selasky 		if (len < (int)(RT2573_RX_DESC_SIZE + IEEE80211_MIN_LEN)) {
98702ac6454SAndrew Thompson 			DPRINTF("%s: xfer too short %d\n",
98802ac6454SAndrew Thompson 			    device_get_nameunit(sc->sc_dev), len);
9897a79cebfSGleb Smirnoff 			counter_u64_add(ic->ic_ierrors, 1);
99002ac6454SAndrew Thompson 			goto tr_setup;
99102ac6454SAndrew Thompson 		}
99202ac6454SAndrew Thompson 
99302ac6454SAndrew Thompson 		len -= RT2573_RX_DESC_SIZE;
994ed6d949aSAndrew Thompson 		pc = usbd_xfer_get_frame(xfer, 0);
995ed6d949aSAndrew Thompson 		usbd_copy_out(pc, 0, &sc->sc_rx_desc, RT2573_RX_DESC_SIZE);
99602ac6454SAndrew Thompson 
99702ac6454SAndrew Thompson 		rssi = rum_get_rssi(sc, sc->sc_rx_desc.rssi);
99802ac6454SAndrew Thompson 		flags = le32toh(sc->sc_rx_desc.flags);
99902ac6454SAndrew Thompson 		if (flags & RT2573_RX_CRC_ERROR) {
100002ac6454SAndrew Thompson 			/*
100102ac6454SAndrew Thompson 		         * This should not happen since we did not
100202ac6454SAndrew Thompson 		         * request to receive those frames when we
100302ac6454SAndrew Thompson 		         * filled RUM_TXRX_CSR2:
100402ac6454SAndrew Thompson 		         */
100502ac6454SAndrew Thompson 			DPRINTFN(5, "PHY or CRC error\n");
10067a79cebfSGleb Smirnoff 			counter_u64_add(ic->ic_ierrors, 1);
100702ac6454SAndrew Thompson 			goto tr_setup;
100802ac6454SAndrew Thompson 		}
10092cb9ef8dSAdrian Chadd 		if ((flags & RT2573_RX_DEC_MASK) != RT2573_RX_DEC_OK) {
10102cb9ef8dSAdrian Chadd 			switch (flags & RT2573_RX_DEC_MASK) {
10112cb9ef8dSAdrian Chadd 			case RT2573_RX_IV_ERROR:
10122cb9ef8dSAdrian Chadd 				DPRINTFN(5, "IV/EIV error\n");
10132cb9ef8dSAdrian Chadd 				break;
10142cb9ef8dSAdrian Chadd 			case RT2573_RX_MIC_ERROR:
10152cb9ef8dSAdrian Chadd 				DPRINTFN(5, "MIC error\n");
10162cb9ef8dSAdrian Chadd 				break;
10172cb9ef8dSAdrian Chadd 			case RT2573_RX_KEY_ERROR:
10182cb9ef8dSAdrian Chadd 				DPRINTFN(5, "Key error\n");
10192cb9ef8dSAdrian Chadd 				break;
10202cb9ef8dSAdrian Chadd 			}
10212cb9ef8dSAdrian Chadd 			counter_u64_add(ic->ic_ierrors, 1);
10222cb9ef8dSAdrian Chadd 			goto tr_setup;
10232cb9ef8dSAdrian Chadd 		}
102402ac6454SAndrew Thompson 
1025c6499eccSGleb Smirnoff 		m = m_getcl(M_NOWAIT, MT_DATA, M_PKTHDR);
102602ac6454SAndrew Thompson 		if (m == NULL) {
102702ac6454SAndrew Thompson 			DPRINTF("could not allocate mbuf\n");
10287a79cebfSGleb Smirnoff 			counter_u64_add(ic->ic_ierrors, 1);
102902ac6454SAndrew Thompson 			goto tr_setup;
103002ac6454SAndrew Thompson 		}
1031ed6d949aSAndrew Thompson 		usbd_copy_out(pc, RT2573_RX_DESC_SIZE,
103202ac6454SAndrew Thompson 		    mtod(m, uint8_t *), len);
103302ac6454SAndrew Thompson 
1034aca2cf30SAdrian Chadd 		wh = mtod(m, struct ieee80211_frame_min *);
1035aca2cf30SAdrian Chadd 
10362cb9ef8dSAdrian Chadd 		if ((wh->i_fc[1] & IEEE80211_FC1_PROTECTED) &&
10372cb9ef8dSAdrian Chadd 		    (flags & RT2573_RX_CIP_MASK) !=
10382cb9ef8dSAdrian Chadd 		     RT2573_RX_CIP_MODE(RT2573_MODE_NOSEC)) {
10392cb9ef8dSAdrian Chadd 			wh->i_fc[1] &= ~IEEE80211_FC1_PROTECTED;
10402cb9ef8dSAdrian Chadd 			m->m_flags |= M_WEP;
10412cb9ef8dSAdrian Chadd 		}
10422cb9ef8dSAdrian Chadd 
104302ac6454SAndrew Thompson 		/* finalize mbuf */
104402ac6454SAndrew Thompson 		m->m_pkthdr.len = m->m_len = (flags >> 16) & 0xfff;
104502ac6454SAndrew Thompson 
10465463c4a4SSam Leffler 		if (ieee80211_radiotap_active(ic)) {
104702ac6454SAndrew Thompson 			struct rum_rx_radiotap_header *tap = &sc->sc_rxtap;
104802ac6454SAndrew Thompson 
10495463c4a4SSam Leffler 			tap->wr_flags = 0;
105002ac6454SAndrew Thompson 			tap->wr_rate = ieee80211_plcp2rate(sc->sc_rx_desc.rate,
105102ac6454SAndrew Thompson 			    (flags & RT2573_RX_OFDM) ?
105202ac6454SAndrew Thompson 			    IEEE80211_T_OFDM : IEEE80211_T_CCK);
1053a6ccd477SAdrian Chadd 			rum_get_tsf(sc, &tap->wr_tsf);
10545463c4a4SSam Leffler 			tap->wr_antsignal = RT2573_NOISE_FLOOR + rssi;
10555463c4a4SSam Leffler 			tap->wr_antnoise = RT2573_NOISE_FLOOR;
105602ac6454SAndrew Thompson 			tap->wr_antenna = sc->rx_ant;
105702ac6454SAndrew Thompson 		}
105802ac6454SAndrew Thompson 		/* FALLTHROUGH */
105902ac6454SAndrew Thompson 	case USB_ST_SETUP:
106002ac6454SAndrew Thompson tr_setup:
1061ed6d949aSAndrew Thompson 		usbd_xfer_set_frame_len(xfer, 0, usbd_xfer_max_len(xfer));
1062a593f6b8SAndrew Thompson 		usbd_transfer_submit(xfer);
106302ac6454SAndrew Thompson 
106402ac6454SAndrew Thompson 		/*
106502ac6454SAndrew Thompson 		 * At the end of a USB callback it is always safe to unlock
106602ac6454SAndrew Thompson 		 * the private mutex of a device! That is why we do the
106702ac6454SAndrew Thompson 		 * "ieee80211_input" here, and not some lines up!
106802ac6454SAndrew Thompson 		 */
106902ac6454SAndrew Thompson 		RUM_UNLOCK(sc);
1070db63fc93SWeongyo Jeong 		if (m) {
1071aca2cf30SAdrian Chadd 			if (m->m_len >= sizeof(struct ieee80211_frame_min))
1072aca2cf30SAdrian Chadd 				ni = ieee80211_find_rxnode(ic, wh);
1073aca2cf30SAdrian Chadd 			else
1074aca2cf30SAdrian Chadd 				ni = NULL;
1075aca2cf30SAdrian Chadd 
107602ac6454SAndrew Thompson 			if (ni != NULL) {
107702ac6454SAndrew Thompson 				(void) ieee80211_input(ni, m, rssi,
10785463c4a4SSam Leffler 				    RT2573_NOISE_FLOOR);
107902ac6454SAndrew Thompson 				ieee80211_free_node(ni);
108002ac6454SAndrew Thompson 			} else
108102ac6454SAndrew Thompson 				(void) ieee80211_input_all(ic, m, rssi,
10825463c4a4SSam Leffler 				    RT2573_NOISE_FLOOR);
108302ac6454SAndrew Thompson 		}
1084db63fc93SWeongyo Jeong 		RUM_LOCK(sc);
10857a79cebfSGleb Smirnoff 		rum_start(sc);
108602ac6454SAndrew Thompson 		return;
108702ac6454SAndrew Thompson 
108802ac6454SAndrew Thompson 	default:			/* Error */
1089ed6d949aSAndrew Thompson 		if (error != USB_ERR_CANCELLED) {
109002ac6454SAndrew Thompson 			/* try to clear stall first */
1091ed6d949aSAndrew Thompson 			usbd_xfer_set_stall(xfer);
109202ac6454SAndrew Thompson 			goto tr_setup;
109302ac6454SAndrew Thompson 		}
109402ac6454SAndrew Thompson 		return;
109502ac6454SAndrew Thompson 	}
109602ac6454SAndrew Thompson }
109702ac6454SAndrew Thompson 
109802ac6454SAndrew Thompson static uint8_t
109902ac6454SAndrew Thompson rum_plcp_signal(int rate)
110002ac6454SAndrew Thompson {
110102ac6454SAndrew Thompson 	switch (rate) {
110202ac6454SAndrew Thompson 	/* OFDM rates (cf IEEE Std 802.11a-1999, pp. 14 Table 80) */
110302ac6454SAndrew Thompson 	case 12:	return 0xb;
110402ac6454SAndrew Thompson 	case 18:	return 0xf;
110502ac6454SAndrew Thompson 	case 24:	return 0xa;
110602ac6454SAndrew Thompson 	case 36:	return 0xe;
110702ac6454SAndrew Thompson 	case 48:	return 0x9;
110802ac6454SAndrew Thompson 	case 72:	return 0xd;
110902ac6454SAndrew Thompson 	case 96:	return 0x8;
111002ac6454SAndrew Thompson 	case 108:	return 0xc;
111102ac6454SAndrew Thompson 
111202ac6454SAndrew Thompson 	/* CCK rates (NB: not IEEE std, device-specific) */
111302ac6454SAndrew Thompson 	case 2:		return 0x0;
111402ac6454SAndrew Thompson 	case 4:		return 0x1;
111502ac6454SAndrew Thompson 	case 11:	return 0x2;
111602ac6454SAndrew Thompson 	case 22:	return 0x3;
111702ac6454SAndrew Thompson 	}
111802ac6454SAndrew Thompson 	return 0xff;		/* XXX unsupported/unknown rate */
111902ac6454SAndrew Thompson }
112002ac6454SAndrew Thompson 
11212cb9ef8dSAdrian Chadd /*
11222cb9ef8dSAdrian Chadd  * Map net80211 cipher to RT2573 security mode.
11232cb9ef8dSAdrian Chadd  */
11242cb9ef8dSAdrian Chadd static uint8_t
11252cb9ef8dSAdrian Chadd rum_crypto_mode(struct rum_softc *sc, u_int cipher, int keylen)
11262cb9ef8dSAdrian Chadd {
11272cb9ef8dSAdrian Chadd 	switch (cipher) {
11282cb9ef8dSAdrian Chadd 	case IEEE80211_CIPHER_WEP:
11292cb9ef8dSAdrian Chadd 		return (keylen < 8 ? RT2573_MODE_WEP40 : RT2573_MODE_WEP104);
11302cb9ef8dSAdrian Chadd 	case IEEE80211_CIPHER_TKIP:
11312cb9ef8dSAdrian Chadd 		return RT2573_MODE_TKIP;
11322cb9ef8dSAdrian Chadd 	case IEEE80211_CIPHER_AES_CCM:
11332cb9ef8dSAdrian Chadd 		return RT2573_MODE_AES_CCMP;
11342cb9ef8dSAdrian Chadd 	default:
11352cb9ef8dSAdrian Chadd 		device_printf(sc->sc_dev, "unknown cipher %d\n", cipher);
11362cb9ef8dSAdrian Chadd 		return 0;
11372cb9ef8dSAdrian Chadd 	}
11382cb9ef8dSAdrian Chadd }
11392cb9ef8dSAdrian Chadd 
114002ac6454SAndrew Thompson static void
114102ac6454SAndrew Thompson rum_setup_tx_desc(struct rum_softc *sc, struct rum_tx_desc *desc,
11422cb9ef8dSAdrian Chadd     struct ieee80211_key *k, uint32_t flags, uint8_t xflags, int hdrlen,
11432cb9ef8dSAdrian Chadd     int len, int rate)
114402ac6454SAndrew Thompson {
11457a79cebfSGleb Smirnoff 	struct ieee80211com *ic = &sc->sc_ic;
114602ac6454SAndrew Thompson 	uint16_t plcp_length;
114702ac6454SAndrew Thompson 	int remainder;
114802ac6454SAndrew Thompson 
11492cb9ef8dSAdrian Chadd 	flags |= RT2573_TX_VALID;
11502cb9ef8dSAdrian Chadd 	flags |= len << 16;
115102ac6454SAndrew Thompson 
11522cb9ef8dSAdrian Chadd 	if (k != NULL && !(k->wk_flags & IEEE80211_KEY_SWCRYPT)) {
11532cb9ef8dSAdrian Chadd 		const struct ieee80211_cipher *cip = k->wk_cipher;
115402ac6454SAndrew Thompson 
11552cb9ef8dSAdrian Chadd 		len += cip->ic_header + cip->ic_trailer + cip->ic_miclen;
11562cb9ef8dSAdrian Chadd 
11572cb9ef8dSAdrian Chadd 		desc->eiv = 0;		/* for WEP */
11582cb9ef8dSAdrian Chadd 		cip->ic_setiv(k, (uint8_t *)&desc->iv);
11592cb9ef8dSAdrian Chadd 	}
116002ac6454SAndrew Thompson 
116102ac6454SAndrew Thompson 	/* setup PLCP fields */
116202ac6454SAndrew Thompson 	desc->plcp_signal  = rum_plcp_signal(rate);
116302ac6454SAndrew Thompson 	desc->plcp_service = 4;
116402ac6454SAndrew Thompson 
116502ac6454SAndrew Thompson 	len += IEEE80211_CRC_LEN;
116626d39e2cSSam Leffler 	if (ieee80211_rate2phytype(ic->ic_rt, rate) == IEEE80211_T_OFDM) {
11672cb9ef8dSAdrian Chadd 		flags |= RT2573_TX_OFDM;
116802ac6454SAndrew Thompson 
116902ac6454SAndrew Thompson 		plcp_length = len & 0xfff;
117002ac6454SAndrew Thompson 		desc->plcp_length_hi = plcp_length >> 6;
117102ac6454SAndrew Thompson 		desc->plcp_length_lo = plcp_length & 0x3f;
117202ac6454SAndrew Thompson 	} else {
1173b8e3094cSHans Petter Selasky 		if (rate == 0)
1174b8e3094cSHans Petter Selasky 			rate = 2;	/* avoid division by zero */
117502ac6454SAndrew Thompson 		plcp_length = (16 * len + rate - 1) / rate;
117602ac6454SAndrew Thompson 		if (rate == 22) {
117702ac6454SAndrew Thompson 			remainder = (16 * len) % 22;
117802ac6454SAndrew Thompson 			if (remainder != 0 && remainder < 7)
117902ac6454SAndrew Thompson 				desc->plcp_service |= RT2573_PLCP_LENGEXT;
118002ac6454SAndrew Thompson 		}
118102ac6454SAndrew Thompson 		desc->plcp_length_hi = plcp_length >> 8;
118202ac6454SAndrew Thompson 		desc->plcp_length_lo = plcp_length & 0xff;
118302ac6454SAndrew Thompson 
118402ac6454SAndrew Thompson 		if (rate != 2 && (ic->ic_flags & IEEE80211_F_SHPREAMBLE))
118502ac6454SAndrew Thompson 			desc->plcp_signal |= 0x08;
118602ac6454SAndrew Thompson 	}
11872cb9ef8dSAdrian Chadd 
11882cb9ef8dSAdrian Chadd 	desc->flags = htole32(flags);
11892cb9ef8dSAdrian Chadd 	desc->hdrlen = hdrlen;
11902cb9ef8dSAdrian Chadd 	desc->xflags = xflags;
11912cb9ef8dSAdrian Chadd 
11922cb9ef8dSAdrian Chadd 	desc->wme = htole16(RT2573_QID(0) | RT2573_AIFSN(2) |
11932cb9ef8dSAdrian Chadd 	    RT2573_LOGCWMIN(4) | RT2573_LOGCWMAX(10));
119402ac6454SAndrew Thompson }
119502ac6454SAndrew Thompson 
119602ac6454SAndrew Thompson static int
119702ac6454SAndrew Thompson rum_sendprot(struct rum_softc *sc,
119802ac6454SAndrew Thompson     const struct mbuf *m, struct ieee80211_node *ni, int prot, int rate)
119902ac6454SAndrew Thompson {
120002ac6454SAndrew Thompson 	struct ieee80211com *ic = ni->ni_ic;
120102ac6454SAndrew Thompson 	const struct ieee80211_frame *wh;
120202ac6454SAndrew Thompson 	struct rum_tx_data *data;
120302ac6454SAndrew Thompson 	struct mbuf *mprot;
1204e7b7db3dSAdrian Chadd 	int protrate, pktlen, flags, isshort;
120502ac6454SAndrew Thompson 	uint16_t dur;
120602ac6454SAndrew Thompson 
1207e7b7db3dSAdrian Chadd 	RUM_LOCK_ASSERT(sc);
120802ac6454SAndrew Thompson 	KASSERT(prot == IEEE80211_PROT_RTSCTS || prot == IEEE80211_PROT_CTSONLY,
120902ac6454SAndrew Thompson 	    ("protection %d", prot));
121002ac6454SAndrew Thompson 
121102ac6454SAndrew Thompson 	wh = mtod(m, const struct ieee80211_frame *);
121202ac6454SAndrew Thompson 	pktlen = m->m_pkthdr.len + IEEE80211_CRC_LEN;
121302ac6454SAndrew Thompson 
121426d39e2cSSam Leffler 	protrate = ieee80211_ctl_rate(ic->ic_rt, rate);
121502ac6454SAndrew Thompson 
121602ac6454SAndrew Thompson 	isshort = (ic->ic_flags & IEEE80211_F_SHPREAMBLE) != 0;
12170f817de7SJung-uk Kim 	dur = ieee80211_compute_duration(ic->ic_rt, pktlen, rate, isshort)
121826d39e2cSSam Leffler 	    + ieee80211_ack_duration(ic->ic_rt, rate, isshort);
1219c42e124eSAdrian Chadd 	flags = 0;
122002ac6454SAndrew Thompson 	if (prot == IEEE80211_PROT_RTSCTS) {
122102ac6454SAndrew Thompson 		/* NB: CTS is the same size as an ACK */
122226d39e2cSSam Leffler 		dur += ieee80211_ack_duration(ic->ic_rt, rate, isshort);
122302ac6454SAndrew Thompson 		flags |= RT2573_TX_NEED_ACK;
122402ac6454SAndrew Thompson 		mprot = ieee80211_alloc_rts(ic, wh->i_addr1, wh->i_addr2, dur);
122502ac6454SAndrew Thompson 	} else {
122602ac6454SAndrew Thompson 		mprot = ieee80211_alloc_cts(ic, ni->ni_vap->iv_myaddr, dur);
122702ac6454SAndrew Thompson 	}
122802ac6454SAndrew Thompson 	if (mprot == NULL) {
122902ac6454SAndrew Thompson 		/* XXX stat + msg */
123077ddf3d3SAndrew Thompson 		return (ENOBUFS);
123102ac6454SAndrew Thompson 	}
123202ac6454SAndrew Thompson 	data = STAILQ_FIRST(&sc->tx_free);
123302ac6454SAndrew Thompson 	STAILQ_REMOVE_HEAD(&sc->tx_free, next);
123402ac6454SAndrew Thompson 	sc->tx_nfree--;
123502ac6454SAndrew Thompson 
123602ac6454SAndrew Thompson 	data->m = mprot;
123702ac6454SAndrew Thompson 	data->ni = ieee80211_ref_node(ni);
123802ac6454SAndrew Thompson 	data->rate = protrate;
12392cb9ef8dSAdrian Chadd 	rum_setup_tx_desc(sc, &data->desc, NULL, flags, 0, 0,
12402cb9ef8dSAdrian Chadd 	    mprot->m_pkthdr.len, protrate);
124102ac6454SAndrew Thompson 
124202ac6454SAndrew Thompson 	STAILQ_INSERT_TAIL(&sc->tx_q, data, next);
1243a593f6b8SAndrew Thompson 	usbd_transfer_start(sc->sc_xfer[RUM_BULK_WR]);
124402ac6454SAndrew Thompson 
124502ac6454SAndrew Thompson 	return 0;
124602ac6454SAndrew Thompson }
124702ac6454SAndrew Thompson 
12482cb9ef8dSAdrian Chadd static uint32_t
12492cb9ef8dSAdrian Chadd rum_tx_crypto_flags(struct rum_softc *sc, struct ieee80211_node *ni,
12502cb9ef8dSAdrian Chadd     const struct ieee80211_key *k)
12512cb9ef8dSAdrian Chadd {
12522cb9ef8dSAdrian Chadd 	struct ieee80211vap *vap = ni->ni_vap;
12532cb9ef8dSAdrian Chadd 	u_int cipher;
12542cb9ef8dSAdrian Chadd 	uint32_t flags = 0;
12552cb9ef8dSAdrian Chadd 	uint8_t mode, pos;
12562cb9ef8dSAdrian Chadd 
12572cb9ef8dSAdrian Chadd 	if (!(k->wk_flags & IEEE80211_KEY_SWCRYPT)) {
12582cb9ef8dSAdrian Chadd 		cipher = k->wk_cipher->ic_cipher;
12592cb9ef8dSAdrian Chadd 		pos = k->wk_keyix;
12602cb9ef8dSAdrian Chadd 		mode = rum_crypto_mode(sc, cipher, k->wk_keylen);
12612cb9ef8dSAdrian Chadd 		if (mode == 0)
12622cb9ef8dSAdrian Chadd 			return 0;
12632cb9ef8dSAdrian Chadd 
12642cb9ef8dSAdrian Chadd 		flags |= RT2573_TX_CIP_MODE(mode);
12652cb9ef8dSAdrian Chadd 
12662cb9ef8dSAdrian Chadd 		/* Do not trust GROUP flag */
12672cb9ef8dSAdrian Chadd 		if (!(k >= &vap->iv_nw_keys[0] &&
12682cb9ef8dSAdrian Chadd 		      k < &vap->iv_nw_keys[IEEE80211_WEP_NKID]))
12692cb9ef8dSAdrian Chadd 			flags |= RT2573_TX_KEY_PAIR;
12702cb9ef8dSAdrian Chadd 		else
12712cb9ef8dSAdrian Chadd 			pos += 0 * RT2573_SKEY_MAX;	/* vap id */
12722cb9ef8dSAdrian Chadd 
12732cb9ef8dSAdrian Chadd 		flags |= RT2573_TX_KEY_ID(pos);
12742cb9ef8dSAdrian Chadd 
12752cb9ef8dSAdrian Chadd 		if (cipher == IEEE80211_CIPHER_TKIP)
12762cb9ef8dSAdrian Chadd 			flags |= RT2573_TX_TKIPMIC;
12772cb9ef8dSAdrian Chadd 	}
12782cb9ef8dSAdrian Chadd 
12792cb9ef8dSAdrian Chadd 	return flags;
12802cb9ef8dSAdrian Chadd }
12812cb9ef8dSAdrian Chadd 
128202ac6454SAndrew Thompson static int
128302ac6454SAndrew Thompson rum_tx_mgt(struct rum_softc *sc, struct mbuf *m0, struct ieee80211_node *ni)
128402ac6454SAndrew Thompson {
128502ac6454SAndrew Thompson 	struct ieee80211vap *vap = ni->ni_vap;
12867a79cebfSGleb Smirnoff 	struct ieee80211com *ic = &sc->sc_ic;
128702ac6454SAndrew Thompson 	struct rum_tx_data *data;
128802ac6454SAndrew Thompson 	struct ieee80211_frame *wh;
128902ac6454SAndrew Thompson 	const struct ieee80211_txparam *tp;
12902cb9ef8dSAdrian Chadd 	struct ieee80211_key *k = NULL;
129102ac6454SAndrew Thompson 	uint32_t flags = 0;
129202ac6454SAndrew Thompson 	uint16_t dur;
1293c42e124eSAdrian Chadd 	uint8_t type, xflags = 0;
12942cb9ef8dSAdrian Chadd 	int hdrlen;
129502ac6454SAndrew Thompson 
1296e7b7db3dSAdrian Chadd 	RUM_LOCK_ASSERT(sc);
129702ac6454SAndrew Thompson 
129802ac6454SAndrew Thompson 	data = STAILQ_FIRST(&sc->tx_free);
129902ac6454SAndrew Thompson 	STAILQ_REMOVE_HEAD(&sc->tx_free, next);
130002ac6454SAndrew Thompson 	sc->tx_nfree--;
130102ac6454SAndrew Thompson 
130202ac6454SAndrew Thompson 	wh = mtod(m0, struct ieee80211_frame *);
1303c42e124eSAdrian Chadd 	type = wh->i_fc[0] & IEEE80211_FC0_TYPE_MASK;
13042cb9ef8dSAdrian Chadd 	hdrlen = ieee80211_anyhdrsize(wh);
13052cb9ef8dSAdrian Chadd 
13065945b5f5SKevin Lo 	if (wh->i_fc[1] & IEEE80211_FC1_PROTECTED) {
13072cb9ef8dSAdrian Chadd 		k = ieee80211_crypto_get_txkey(ni, m0);
1308b2a76342SAdrian Chadd 		if (k == NULL)
13092cb9ef8dSAdrian Chadd 			return (ENOENT);
13102cb9ef8dSAdrian Chadd 
13112cb9ef8dSAdrian Chadd 		if ((k->wk_flags & IEEE80211_KEY_SWCRYPT) &&
13122cb9ef8dSAdrian Chadd 		    !k->wk_cipher->ic_encap(k, m0))
1313b2a76342SAdrian Chadd 			return (ENOBUFS);
1314b2a76342SAdrian Chadd 
131502ac6454SAndrew Thompson 		wh = mtod(m0, struct ieee80211_frame *);
131602ac6454SAndrew Thompson 	}
131702ac6454SAndrew Thompson 
131802ac6454SAndrew Thompson 	tp = &vap->iv_txparms[ieee80211_chan2mode(ic->ic_curchan)];
131902ac6454SAndrew Thompson 
132002ac6454SAndrew Thompson 	if (!IEEE80211_IS_MULTICAST(wh->i_addr1)) {
132102ac6454SAndrew Thompson 		flags |= RT2573_TX_NEED_ACK;
132202ac6454SAndrew Thompson 
132326d39e2cSSam Leffler 		dur = ieee80211_ack_duration(ic->ic_rt, tp->mgmtrate,
132402ac6454SAndrew Thompson 		    ic->ic_flags & IEEE80211_F_SHPREAMBLE);
13258cfe5440SHans Petter Selasky 		USETW(wh->i_dur, dur);
132602ac6454SAndrew Thompson 
132702ac6454SAndrew Thompson 		/* tell hardware to add timestamp for probe responses */
1328c42e124eSAdrian Chadd 		if (type == IEEE80211_FC0_TYPE_MGT &&
1329c42e124eSAdrian Chadd 		    (wh->i_fc[0] & IEEE80211_FC0_SUBTYPE_MASK) ==
1330c42e124eSAdrian Chadd 		    IEEE80211_FC0_SUBTYPE_PROBE_RESP)
133102ac6454SAndrew Thompson 			flags |= RT2573_TX_TIMESTAMP;
133202ac6454SAndrew Thompson 	}
133302ac6454SAndrew Thompson 
1334c42e124eSAdrian Chadd 	if (type != IEEE80211_FC0_TYPE_CTL && !IEEE80211_QOS_HAS_SEQ(wh))
1335c42e124eSAdrian Chadd 		xflags |= RT2573_TX_HWSEQ;
1336c42e124eSAdrian Chadd 
13372cb9ef8dSAdrian Chadd 	if (k != NULL)
13382cb9ef8dSAdrian Chadd 		flags |= rum_tx_crypto_flags(sc, ni, k);
13392cb9ef8dSAdrian Chadd 
134002ac6454SAndrew Thompson 	data->m = m0;
134102ac6454SAndrew Thompson 	data->ni = ni;
134202ac6454SAndrew Thompson 	data->rate = tp->mgmtrate;
134302ac6454SAndrew Thompson 
1344c42e124eSAdrian Chadd 	rum_setup_tx_desc(sc, &data->desc, k, flags, xflags, hdrlen,
13452cb9ef8dSAdrian Chadd 	    m0->m_pkthdr.len, tp->mgmtrate);
134602ac6454SAndrew Thompson 
134702ac6454SAndrew Thompson 	DPRINTFN(10, "sending mgt frame len=%d rate=%d\n",
134802ac6454SAndrew Thompson 	    m0->m_pkthdr.len + (int)RT2573_TX_DESC_SIZE, tp->mgmtrate);
134902ac6454SAndrew Thompson 
135002ac6454SAndrew Thompson 	STAILQ_INSERT_TAIL(&sc->tx_q, data, next);
1351a593f6b8SAndrew Thompson 	usbd_transfer_start(sc->sc_xfer[RUM_BULK_WR]);
135202ac6454SAndrew Thompson 
135377ddf3d3SAndrew Thompson 	return (0);
135402ac6454SAndrew Thompson }
135502ac6454SAndrew Thompson 
135602ac6454SAndrew Thompson static int
135702ac6454SAndrew Thompson rum_tx_raw(struct rum_softc *sc, struct mbuf *m0, struct ieee80211_node *ni,
135802ac6454SAndrew Thompson     const struct ieee80211_bpf_params *params)
135902ac6454SAndrew Thompson {
1360515db61dSSam Leffler 	struct ieee80211com *ic = ni->ni_ic;
1361c42e124eSAdrian Chadd 	struct ieee80211_frame *wh;
136202ac6454SAndrew Thompson 	struct rum_tx_data *data;
136302ac6454SAndrew Thompson 	uint32_t flags;
1364c42e124eSAdrian Chadd 	uint8_t type, xflags = 0;
136502ac6454SAndrew Thompson 	int rate, error;
136602ac6454SAndrew Thompson 
1367e7b7db3dSAdrian Chadd 	RUM_LOCK_ASSERT(sc);
136802ac6454SAndrew Thompson 
1369c42e124eSAdrian Chadd 	wh = mtod(m0, struct ieee80211_frame *);
1370c42e124eSAdrian Chadd 	type = wh->i_fc[0] & IEEE80211_FC0_TYPE_MASK;
1371c42e124eSAdrian Chadd 
1372515db61dSSam Leffler 	rate = params->ibp_rate0;
1373b2a76342SAdrian Chadd 	if (!ieee80211_isratevalid(ic->ic_rt, rate))
1374b2a76342SAdrian Chadd 		return (EINVAL);
1375b2a76342SAdrian Chadd 
137602ac6454SAndrew Thompson 	flags = 0;
137702ac6454SAndrew Thompson 	if ((params->ibp_flags & IEEE80211_BPF_NOACK) == 0)
137802ac6454SAndrew Thompson 		flags |= RT2573_TX_NEED_ACK;
137902ac6454SAndrew Thompson 	if (params->ibp_flags & (IEEE80211_BPF_RTS|IEEE80211_BPF_CTS)) {
138002ac6454SAndrew Thompson 		error = rum_sendprot(sc, m0, ni,
138102ac6454SAndrew Thompson 		    params->ibp_flags & IEEE80211_BPF_RTS ?
138202ac6454SAndrew Thompson 			 IEEE80211_PROT_RTSCTS : IEEE80211_PROT_CTSONLY,
138302ac6454SAndrew Thompson 		    rate);
1384b2a76342SAdrian Chadd 		if (error || sc->tx_nfree == 0)
1385b2a76342SAdrian Chadd 			return (ENOBUFS);
1386b2a76342SAdrian Chadd 
138702ac6454SAndrew Thompson 		flags |= RT2573_TX_LONG_RETRY | RT2573_TX_IFS_SIFS;
138802ac6454SAndrew Thompson 	}
138902ac6454SAndrew Thompson 
1390c42e124eSAdrian Chadd 	if (type != IEEE80211_FC0_TYPE_CTL && !IEEE80211_QOS_HAS_SEQ(wh))
1391c42e124eSAdrian Chadd 		xflags |= RT2573_TX_HWSEQ;
1392c42e124eSAdrian Chadd 
139396ca458fSAndrew Thompson 	data = STAILQ_FIRST(&sc->tx_free);
139496ca458fSAndrew Thompson 	STAILQ_REMOVE_HEAD(&sc->tx_free, next);
139596ca458fSAndrew Thompson 	sc->tx_nfree--;
139696ca458fSAndrew Thompson 
139702ac6454SAndrew Thompson 	data->m = m0;
139802ac6454SAndrew Thompson 	data->ni = ni;
139902ac6454SAndrew Thompson 	data->rate = rate;
140002ac6454SAndrew Thompson 
140102ac6454SAndrew Thompson 	/* XXX need to setup descriptor ourself */
1402c42e124eSAdrian Chadd 	rum_setup_tx_desc(sc, &data->desc, NULL, flags, xflags, 0,
1403c42e124eSAdrian Chadd 	    m0->m_pkthdr.len, rate);
140402ac6454SAndrew Thompson 
140502ac6454SAndrew Thompson 	DPRINTFN(10, "sending raw frame len=%u rate=%u\n",
140602ac6454SAndrew Thompson 	    m0->m_pkthdr.len, rate);
140702ac6454SAndrew Thompson 
140802ac6454SAndrew Thompson 	STAILQ_INSERT_TAIL(&sc->tx_q, data, next);
1409a593f6b8SAndrew Thompson 	usbd_transfer_start(sc->sc_xfer[RUM_BULK_WR]);
141002ac6454SAndrew Thompson 
141102ac6454SAndrew Thompson 	return 0;
141202ac6454SAndrew Thompson }
141302ac6454SAndrew Thompson 
141402ac6454SAndrew Thompson static int
141502ac6454SAndrew Thompson rum_tx_data(struct rum_softc *sc, struct mbuf *m0, struct ieee80211_node *ni)
141602ac6454SAndrew Thompson {
141702ac6454SAndrew Thompson 	struct ieee80211vap *vap = ni->ni_vap;
14187a79cebfSGleb Smirnoff 	struct ieee80211com *ic = &sc->sc_ic;
141902ac6454SAndrew Thompson 	struct rum_tx_data *data;
142002ac6454SAndrew Thompson 	struct ieee80211_frame *wh;
142102ac6454SAndrew Thompson 	const struct ieee80211_txparam *tp;
14222cb9ef8dSAdrian Chadd 	struct ieee80211_key *k = NULL;
142302ac6454SAndrew Thompson 	uint32_t flags = 0;
142402ac6454SAndrew Thompson 	uint16_t dur;
1425c42e124eSAdrian Chadd 	uint8_t type, xflags = 0;
14262cb9ef8dSAdrian Chadd 	int error, hdrlen, rate;
142702ac6454SAndrew Thompson 
1428e7b7db3dSAdrian Chadd 	RUM_LOCK_ASSERT(sc);
142902ac6454SAndrew Thompson 
143002ac6454SAndrew Thompson 	wh = mtod(m0, struct ieee80211_frame *);
1431c42e124eSAdrian Chadd 	type = wh->i_fc[0] & IEEE80211_FC0_TYPE_MASK;
14322cb9ef8dSAdrian Chadd 	hdrlen = ieee80211_anyhdrsize(wh);
143302ac6454SAndrew Thompson 
143402ac6454SAndrew Thompson 	tp = &vap->iv_txparms[ieee80211_chan2mode(ni->ni_chan)];
143502ac6454SAndrew Thompson 	if (IEEE80211_IS_MULTICAST(wh->i_addr1))
143602ac6454SAndrew Thompson 		rate = tp->mcastrate;
143702ac6454SAndrew Thompson 	else if (tp->ucastrate != IEEE80211_FIXED_RATE_NONE)
143802ac6454SAndrew Thompson 		rate = tp->ucastrate;
143902ac6454SAndrew Thompson 	else
144002ac6454SAndrew Thompson 		rate = ni->ni_txrate;
144102ac6454SAndrew Thompson 
14425945b5f5SKevin Lo 	if (wh->i_fc[1] & IEEE80211_FC1_PROTECTED) {
14432cb9ef8dSAdrian Chadd 		k = ieee80211_crypto_get_txkey(ni, m0);
144402ac6454SAndrew Thompson 		if (k == NULL) {
144502ac6454SAndrew Thompson 			m_freem(m0);
14462cb9ef8dSAdrian Chadd 			return (ENOENT);
14472cb9ef8dSAdrian Chadd 		}
14482cb9ef8dSAdrian Chadd 		if ((k->wk_flags & IEEE80211_KEY_SWCRYPT) &&
14492cb9ef8dSAdrian Chadd 		    !k->wk_cipher->ic_encap(k, m0)) {
14502cb9ef8dSAdrian Chadd 			m_freem(m0);
14512cb9ef8dSAdrian Chadd 			return (ENOBUFS);
145202ac6454SAndrew Thompson 		}
145302ac6454SAndrew Thompson 
145402ac6454SAndrew Thompson 		/* packet header may have moved, reset our local pointer */
145502ac6454SAndrew Thompson 		wh = mtod(m0, struct ieee80211_frame *);
145602ac6454SAndrew Thompson 	}
145702ac6454SAndrew Thompson 
1458c42e124eSAdrian Chadd 	if (type != IEEE80211_FC0_TYPE_CTL && !IEEE80211_QOS_HAS_SEQ(wh))
1459c42e124eSAdrian Chadd 		xflags |= RT2573_TX_HWSEQ;
1460c42e124eSAdrian Chadd 
146102ac6454SAndrew Thompson 	if (!IEEE80211_IS_MULTICAST(wh->i_addr1)) {
146202ac6454SAndrew Thompson 		int prot = IEEE80211_PROT_NONE;
146302ac6454SAndrew Thompson 		if (m0->m_pkthdr.len + IEEE80211_CRC_LEN > vap->iv_rtsthreshold)
146402ac6454SAndrew Thompson 			prot = IEEE80211_PROT_RTSCTS;
146502ac6454SAndrew Thompson 		else if ((ic->ic_flags & IEEE80211_F_USEPROT) &&
146626d39e2cSSam Leffler 		    ieee80211_rate2phytype(ic->ic_rt, rate) == IEEE80211_T_OFDM)
146702ac6454SAndrew Thompson 			prot = ic->ic_protmode;
146802ac6454SAndrew Thompson 		if (prot != IEEE80211_PROT_NONE) {
146902ac6454SAndrew Thompson 			error = rum_sendprot(sc, m0, ni, prot, rate);
147096ca458fSAndrew Thompson 			if (error || sc->tx_nfree == 0) {
147102ac6454SAndrew Thompson 				m_freem(m0);
147296ca458fSAndrew Thompson 				return ENOBUFS;
147302ac6454SAndrew Thompson 			}
147402ac6454SAndrew Thompson 			flags |= RT2573_TX_LONG_RETRY | RT2573_TX_IFS_SIFS;
147502ac6454SAndrew Thompson 		}
147602ac6454SAndrew Thompson 	}
147702ac6454SAndrew Thompson 
14782cb9ef8dSAdrian Chadd 	if (k != NULL)
14792cb9ef8dSAdrian Chadd 		flags |= rum_tx_crypto_flags(sc, ni, k);
14802cb9ef8dSAdrian Chadd 
148102ac6454SAndrew Thompson 	data = STAILQ_FIRST(&sc->tx_free);
148202ac6454SAndrew Thompson 	STAILQ_REMOVE_HEAD(&sc->tx_free, next);
148302ac6454SAndrew Thompson 	sc->tx_nfree--;
148402ac6454SAndrew Thompson 
148502ac6454SAndrew Thompson 	data->m = m0;
148602ac6454SAndrew Thompson 	data->ni = ni;
148702ac6454SAndrew Thompson 	data->rate = rate;
148802ac6454SAndrew Thompson 
148902ac6454SAndrew Thompson 	if (!IEEE80211_IS_MULTICAST(wh->i_addr1)) {
149002ac6454SAndrew Thompson 		flags |= RT2573_TX_NEED_ACK;
149102ac6454SAndrew Thompson 
149226d39e2cSSam Leffler 		dur = ieee80211_ack_duration(ic->ic_rt, rate,
149302ac6454SAndrew Thompson 		    ic->ic_flags & IEEE80211_F_SHPREAMBLE);
14948cfe5440SHans Petter Selasky 		USETW(wh->i_dur, dur);
149502ac6454SAndrew Thompson 	}
149602ac6454SAndrew Thompson 
1497c42e124eSAdrian Chadd 	rum_setup_tx_desc(sc, &data->desc, k, flags, xflags, hdrlen,
14982cb9ef8dSAdrian Chadd 	    m0->m_pkthdr.len, rate);
149902ac6454SAndrew Thompson 
150002ac6454SAndrew Thompson 	DPRINTFN(10, "sending frame len=%d rate=%d\n",
150102ac6454SAndrew Thompson 	    m0->m_pkthdr.len + (int)RT2573_TX_DESC_SIZE, rate);
150202ac6454SAndrew Thompson 
150302ac6454SAndrew Thompson 	STAILQ_INSERT_TAIL(&sc->tx_q, data, next);
1504a593f6b8SAndrew Thompson 	usbd_transfer_start(sc->sc_xfer[RUM_BULK_WR]);
150502ac6454SAndrew Thompson 
150602ac6454SAndrew Thompson 	return 0;
150702ac6454SAndrew Thompson }
150802ac6454SAndrew Thompson 
15097a79cebfSGleb Smirnoff static int
15107a79cebfSGleb Smirnoff rum_transmit(struct ieee80211com *ic, struct mbuf *m)
151179d2c5e8SGleb Smirnoff {
15127a79cebfSGleb Smirnoff 	struct rum_softc *sc = ic->ic_softc;
15137a79cebfSGleb Smirnoff 	int error;
15147a79cebfSGleb Smirnoff 
15157a79cebfSGleb Smirnoff 	RUM_LOCK(sc);
15167a79cebfSGleb Smirnoff 	if (!sc->sc_running) {
15177a79cebfSGleb Smirnoff 		RUM_UNLOCK(sc);
15187a79cebfSGleb Smirnoff 		return (ENXIO);
15197a79cebfSGleb Smirnoff 	}
15207a79cebfSGleb Smirnoff 	error = mbufq_enqueue(&sc->sc_snd, m);
15217a79cebfSGleb Smirnoff 	if (error) {
15227a79cebfSGleb Smirnoff 		RUM_UNLOCK(sc);
15237a79cebfSGleb Smirnoff 		return (error);
15247a79cebfSGleb Smirnoff 	}
15257a79cebfSGleb Smirnoff 	rum_start(sc);
15267a79cebfSGleb Smirnoff 	RUM_UNLOCK(sc);
15277a79cebfSGleb Smirnoff 
15287a79cebfSGleb Smirnoff 	return (0);
15297a79cebfSGleb Smirnoff }
15307a79cebfSGleb Smirnoff 
15317a79cebfSGleb Smirnoff static void
15327a79cebfSGleb Smirnoff rum_start(struct rum_softc *sc)
15337a79cebfSGleb Smirnoff {
153402ac6454SAndrew Thompson 	struct ieee80211_node *ni;
153502ac6454SAndrew Thompson 	struct mbuf *m;
153602ac6454SAndrew Thompson 
1537e7b7db3dSAdrian Chadd 	RUM_LOCK_ASSERT(sc);
15387a79cebfSGleb Smirnoff 
15397a79cebfSGleb Smirnoff 	if (!sc->sc_running)
154002ac6454SAndrew Thompson 		return;
15417a79cebfSGleb Smirnoff 
15427a79cebfSGleb Smirnoff 	while (sc->tx_nfree >= RUM_TX_MINFREE &&
15437a79cebfSGleb Smirnoff 	    (m = mbufq_dequeue(&sc->sc_snd)) != NULL) {
154402ac6454SAndrew Thompson 		ni = (struct ieee80211_node *) m->m_pkthdr.rcvif;
154502ac6454SAndrew Thompson 		if (rum_tx_data(sc, m, ni) != 0) {
15467a79cebfSGleb Smirnoff 			if_inc_counter(ni->ni_vap->iv_ifp,
15477a79cebfSGleb Smirnoff 			    IFCOUNTER_OERRORS, 1);
154802ac6454SAndrew Thompson 			ieee80211_free_node(ni);
154902ac6454SAndrew Thompson 			break;
155002ac6454SAndrew Thompson 		}
155102ac6454SAndrew Thompson 	}
155202ac6454SAndrew Thompson }
155302ac6454SAndrew Thompson 
15547a79cebfSGleb Smirnoff static void
15557a79cebfSGleb Smirnoff rum_parent(struct ieee80211com *ic)
155602ac6454SAndrew Thompson {
1557d3fdd08cSAdrian Chadd 	struct rum_softc *sc = ic->ic_softc;
15580698c0b3SAdrian Chadd 	struct ieee80211vap *vap = TAILQ_FIRST(&ic->ic_vaps);
1559645e4d17SHans Petter Selasky 
1560645e4d17SHans Petter Selasky 	RUM_LOCK(sc);
15617a79cebfSGleb Smirnoff 	if (sc->sc_detached) {
1562645e4d17SHans Petter Selasky 		RUM_UNLOCK(sc);
15637a79cebfSGleb Smirnoff 		return;
15647a79cebfSGleb Smirnoff 	}
156502ac6454SAndrew Thompson 	RUM_UNLOCK(sc);
15660698c0b3SAdrian Chadd 
15670698c0b3SAdrian Chadd 	if (ic->ic_nrunning > 0) {
15680698c0b3SAdrian Chadd 		if (rum_init(sc) == 0)
156902ac6454SAndrew Thompson 			ieee80211_start_all(ic);
15700698c0b3SAdrian Chadd 		else
15710698c0b3SAdrian Chadd 			ieee80211_stop(vap);
15720698c0b3SAdrian Chadd 	} else
15730698c0b3SAdrian Chadd 		rum_stop(sc);
157402ac6454SAndrew Thompson }
157502ac6454SAndrew Thompson 
157602ac6454SAndrew Thompson static void
157702ac6454SAndrew Thompson rum_eeprom_read(struct rum_softc *sc, uint16_t addr, void *buf, int len)
157802ac6454SAndrew Thompson {
1579760bc48eSAndrew Thompson 	struct usb_device_request req;
1580e0a69b51SAndrew Thompson 	usb_error_t error;
158102ac6454SAndrew Thompson 
158202ac6454SAndrew Thompson 	req.bmRequestType = UT_READ_VENDOR_DEVICE;
158302ac6454SAndrew Thompson 	req.bRequest = RT2573_READ_EEPROM;
158402ac6454SAndrew Thompson 	USETW(req.wValue, 0);
158502ac6454SAndrew Thompson 	USETW(req.wIndex, addr);
158602ac6454SAndrew Thompson 	USETW(req.wLength, len);
158702ac6454SAndrew Thompson 
158802ac6454SAndrew Thompson 	error = rum_do_request(sc, &req, buf);
158902ac6454SAndrew Thompson 	if (error != 0) {
159002ac6454SAndrew Thompson 		device_printf(sc->sc_dev, "could not read EEPROM: %s\n",
1591a593f6b8SAndrew Thompson 		    usbd_errstr(error));
159202ac6454SAndrew Thompson 	}
159302ac6454SAndrew Thompson }
159402ac6454SAndrew Thompson 
159502ac6454SAndrew Thompson static uint32_t
159602ac6454SAndrew Thompson rum_read(struct rum_softc *sc, uint16_t reg)
159702ac6454SAndrew Thompson {
159802ac6454SAndrew Thompson 	uint32_t val;
159902ac6454SAndrew Thompson 
160002ac6454SAndrew Thompson 	rum_read_multi(sc, reg, &val, sizeof val);
160102ac6454SAndrew Thompson 
160202ac6454SAndrew Thompson 	return le32toh(val);
160302ac6454SAndrew Thompson }
160402ac6454SAndrew Thompson 
160502ac6454SAndrew Thompson static void
160602ac6454SAndrew Thompson rum_read_multi(struct rum_softc *sc, uint16_t reg, void *buf, int len)
160702ac6454SAndrew Thompson {
1608760bc48eSAndrew Thompson 	struct usb_device_request req;
1609e0a69b51SAndrew Thompson 	usb_error_t error;
161002ac6454SAndrew Thompson 
161102ac6454SAndrew Thompson 	req.bmRequestType = UT_READ_VENDOR_DEVICE;
161202ac6454SAndrew Thompson 	req.bRequest = RT2573_READ_MULTI_MAC;
161302ac6454SAndrew Thompson 	USETW(req.wValue, 0);
161402ac6454SAndrew Thompson 	USETW(req.wIndex, reg);
161502ac6454SAndrew Thompson 	USETW(req.wLength, len);
161602ac6454SAndrew Thompson 
161702ac6454SAndrew Thompson 	error = rum_do_request(sc, &req, buf);
161802ac6454SAndrew Thompson 	if (error != 0) {
161902ac6454SAndrew Thompson 		device_printf(sc->sc_dev,
162002ac6454SAndrew Thompson 		    "could not multi read MAC register: %s\n",
1621a593f6b8SAndrew Thompson 		    usbd_errstr(error));
162202ac6454SAndrew Thompson 	}
162302ac6454SAndrew Thompson }
162402ac6454SAndrew Thompson 
1625e0a69b51SAndrew Thompson static usb_error_t
162602ac6454SAndrew Thompson rum_write(struct rum_softc *sc, uint16_t reg, uint32_t val)
162702ac6454SAndrew Thompson {
162802ac6454SAndrew Thompson 	uint32_t tmp = htole32(val);
162902ac6454SAndrew Thompson 
163077ddf3d3SAndrew Thompson 	return (rum_write_multi(sc, reg, &tmp, sizeof tmp));
163102ac6454SAndrew Thompson }
163202ac6454SAndrew Thompson 
1633e0a69b51SAndrew Thompson static usb_error_t
163402ac6454SAndrew Thompson rum_write_multi(struct rum_softc *sc, uint16_t reg, void *buf, size_t len)
163502ac6454SAndrew Thompson {
1636760bc48eSAndrew Thompson 	struct usb_device_request req;
1637e0a69b51SAndrew Thompson 	usb_error_t error;
16386d917491SHans Petter Selasky 	size_t offset;
163902ac6454SAndrew Thompson 
164002ac6454SAndrew Thompson 	req.bmRequestType = UT_WRITE_VENDOR_DEVICE;
164102ac6454SAndrew Thompson 	req.bRequest = RT2573_WRITE_MULTI_MAC;
164202ac6454SAndrew Thompson 	USETW(req.wValue, 0);
164302ac6454SAndrew Thompson 
164465d7e4d9SAdrian Chadd 	/* write at most 64 bytes at a time */
164565d7e4d9SAdrian Chadd 	for (offset = 0; offset < len; offset += 64) {
164665d7e4d9SAdrian Chadd 		USETW(req.wIndex, reg + offset);
164765d7e4d9SAdrian Chadd 		USETW(req.wLength, MIN(len - offset, 64));
164865d7e4d9SAdrian Chadd 
16498797cafeSBjoern A. Zeeb 		error = rum_do_request(sc, &req, (char *)buf + offset);
165002ac6454SAndrew Thompson 		if (error != 0) {
165102ac6454SAndrew Thompson 			device_printf(sc->sc_dev,
165202ac6454SAndrew Thompson 			    "could not multi write MAC register: %s\n",
1653a593f6b8SAndrew Thompson 			    usbd_errstr(error));
165477ddf3d3SAndrew Thompson 			return (error);
165502ac6454SAndrew Thompson 		}
165665d7e4d9SAdrian Chadd 	}
16578797cafeSBjoern A. Zeeb 
16588797cafeSBjoern A. Zeeb 	return (USB_ERR_NORMAL_COMPLETION);
165965d7e4d9SAdrian Chadd }
166002ac6454SAndrew Thompson 
1661a05022b2SAdrian Chadd static usb_error_t
1662a05022b2SAdrian Chadd rum_setbits(struct rum_softc *sc, uint16_t reg, uint32_t mask)
1663a05022b2SAdrian Chadd {
1664a05022b2SAdrian Chadd 	return (rum_write(sc, reg, rum_read(sc, reg) | mask));
1665a05022b2SAdrian Chadd }
1666a05022b2SAdrian Chadd 
1667a05022b2SAdrian Chadd static usb_error_t
1668a05022b2SAdrian Chadd rum_clrbits(struct rum_softc *sc, uint16_t reg, uint32_t mask)
1669a05022b2SAdrian Chadd {
1670a05022b2SAdrian Chadd 	return (rum_write(sc, reg, rum_read(sc, reg) & ~mask));
1671a05022b2SAdrian Chadd }
1672a05022b2SAdrian Chadd 
1673a05022b2SAdrian Chadd static usb_error_t
1674a05022b2SAdrian Chadd rum_modbits(struct rum_softc *sc, uint16_t reg, uint32_t set, uint32_t unset)
1675a05022b2SAdrian Chadd {
1676a05022b2SAdrian Chadd 	return (rum_write(sc, reg, (rum_read(sc, reg) & ~unset) | set));
1677a05022b2SAdrian Chadd }
1678a05022b2SAdrian Chadd 
1679cc9ae761SAdrian Chadd static int
1680cc9ae761SAdrian Chadd rum_bbp_busy(struct rum_softc *sc)
168102ac6454SAndrew Thompson {
168202ac6454SAndrew Thompson 	int ntries;
168302ac6454SAndrew Thompson 
168402ac6454SAndrew Thompson 	for (ntries = 0; ntries < 100; ntries++) {
168502ac6454SAndrew Thompson 		if (!(rum_read(sc, RT2573_PHY_CSR3) & RT2573_BBP_BUSY))
168602ac6454SAndrew Thompson 			break;
168702ac6454SAndrew Thompson 		if (rum_pause(sc, hz / 100))
168802ac6454SAndrew Thompson 			break;
168902ac6454SAndrew Thompson 	}
1690cc9ae761SAdrian Chadd 	if (ntries == 100)
1691cc9ae761SAdrian Chadd 		return (ETIMEDOUT);
1692cc9ae761SAdrian Chadd 
1693cc9ae761SAdrian Chadd 	return (0);
1694cc9ae761SAdrian Chadd }
1695cc9ae761SAdrian Chadd 
1696cc9ae761SAdrian Chadd static void
1697cc9ae761SAdrian Chadd rum_bbp_write(struct rum_softc *sc, uint8_t reg, uint8_t val)
1698cc9ae761SAdrian Chadd {
1699cc9ae761SAdrian Chadd 	uint32_t tmp;
1700cc9ae761SAdrian Chadd 
1701cc9ae761SAdrian Chadd 	DPRINTFN(2, "reg=0x%08x\n", reg);
1702cc9ae761SAdrian Chadd 
1703cc9ae761SAdrian Chadd 	if (rum_bbp_busy(sc) != 0) {
170402ac6454SAndrew Thompson 		device_printf(sc->sc_dev, "could not write to BBP\n");
170502ac6454SAndrew Thompson 		return;
170602ac6454SAndrew Thompson 	}
170702ac6454SAndrew Thompson 
170802ac6454SAndrew Thompson 	tmp = RT2573_BBP_BUSY | (reg & 0x7f) << 8 | val;
170902ac6454SAndrew Thompson 	rum_write(sc, RT2573_PHY_CSR3, tmp);
171002ac6454SAndrew Thompson }
171102ac6454SAndrew Thompson 
171202ac6454SAndrew Thompson static uint8_t
171302ac6454SAndrew Thompson rum_bbp_read(struct rum_softc *sc, uint8_t reg)
171402ac6454SAndrew Thompson {
171502ac6454SAndrew Thompson 	uint32_t val;
171602ac6454SAndrew Thompson 	int ntries;
171702ac6454SAndrew Thompson 
171877ddf3d3SAndrew Thompson 	DPRINTFN(2, "reg=0x%08x\n", reg);
171977ddf3d3SAndrew Thompson 
1720cc9ae761SAdrian Chadd 	if (rum_bbp_busy(sc) != 0) {
172102ac6454SAndrew Thompson 		device_printf(sc->sc_dev, "could not read BBP\n");
172202ac6454SAndrew Thompson 		return 0;
172302ac6454SAndrew Thompson 	}
172402ac6454SAndrew Thompson 
172502ac6454SAndrew Thompson 	val = RT2573_BBP_BUSY | RT2573_BBP_READ | reg << 8;
172602ac6454SAndrew Thompson 	rum_write(sc, RT2573_PHY_CSR3, val);
172702ac6454SAndrew Thompson 
172802ac6454SAndrew Thompson 	for (ntries = 0; ntries < 100; ntries++) {
172902ac6454SAndrew Thompson 		val = rum_read(sc, RT2573_PHY_CSR3);
173002ac6454SAndrew Thompson 		if (!(val & RT2573_BBP_BUSY))
173102ac6454SAndrew Thompson 			return val & 0xff;
173202ac6454SAndrew Thompson 		if (rum_pause(sc, hz / 100))
173302ac6454SAndrew Thompson 			break;
173402ac6454SAndrew Thompson 	}
173502ac6454SAndrew Thompson 
173602ac6454SAndrew Thompson 	device_printf(sc->sc_dev, "could not read BBP\n");
173702ac6454SAndrew Thompson 	return 0;
173802ac6454SAndrew Thompson }
173902ac6454SAndrew Thompson 
174002ac6454SAndrew Thompson static void
174102ac6454SAndrew Thompson rum_rf_write(struct rum_softc *sc, uint8_t reg, uint32_t val)
174202ac6454SAndrew Thompson {
174302ac6454SAndrew Thompson 	uint32_t tmp;
174402ac6454SAndrew Thompson 	int ntries;
174502ac6454SAndrew Thompson 
174602ac6454SAndrew Thompson 	for (ntries = 0; ntries < 100; ntries++) {
174702ac6454SAndrew Thompson 		if (!(rum_read(sc, RT2573_PHY_CSR4) & RT2573_RF_BUSY))
174802ac6454SAndrew Thompson 			break;
174902ac6454SAndrew Thompson 		if (rum_pause(sc, hz / 100))
175002ac6454SAndrew Thompson 			break;
175102ac6454SAndrew Thompson 	}
175202ac6454SAndrew Thompson 	if (ntries == 100) {
175302ac6454SAndrew Thompson 		device_printf(sc->sc_dev, "could not write to RF\n");
175402ac6454SAndrew Thompson 		return;
175502ac6454SAndrew Thompson 	}
175602ac6454SAndrew Thompson 
175767784314SPoul-Henning Kamp 	tmp = RT2573_RF_BUSY | RT2573_RF_20BIT | (val & 0xfffff) << 2 |
175802ac6454SAndrew Thompson 	    (reg & 3);
175902ac6454SAndrew Thompson 	rum_write(sc, RT2573_PHY_CSR4, tmp);
176002ac6454SAndrew Thompson 
176102ac6454SAndrew Thompson 	/* remember last written value in sc */
176202ac6454SAndrew Thompson 	sc->rf_regs[reg] = val;
176302ac6454SAndrew Thompson 
176402ac6454SAndrew Thompson 	DPRINTFN(15, "RF R[%u] <- 0x%05x\n", reg & 3, val & 0xfffff);
176502ac6454SAndrew Thompson }
176602ac6454SAndrew Thompson 
176702ac6454SAndrew Thompson static void
176802ac6454SAndrew Thompson rum_select_antenna(struct rum_softc *sc)
176902ac6454SAndrew Thompson {
177002ac6454SAndrew Thompson 	uint8_t bbp4, bbp77;
177102ac6454SAndrew Thompson 	uint32_t tmp;
177202ac6454SAndrew Thompson 
177302ac6454SAndrew Thompson 	bbp4  = rum_bbp_read(sc, 4);
177402ac6454SAndrew Thompson 	bbp77 = rum_bbp_read(sc, 77);
177502ac6454SAndrew Thompson 
177602ac6454SAndrew Thompson 	/* TBD */
177702ac6454SAndrew Thompson 
177802ac6454SAndrew Thompson 	/* make sure Rx is disabled before switching antenna */
177902ac6454SAndrew Thompson 	tmp = rum_read(sc, RT2573_TXRX_CSR0);
178002ac6454SAndrew Thompson 	rum_write(sc, RT2573_TXRX_CSR0, tmp | RT2573_DISABLE_RX);
178102ac6454SAndrew Thompson 
178202ac6454SAndrew Thompson 	rum_bbp_write(sc,  4, bbp4);
178302ac6454SAndrew Thompson 	rum_bbp_write(sc, 77, bbp77);
178402ac6454SAndrew Thompson 
178502ac6454SAndrew Thompson 	rum_write(sc, RT2573_TXRX_CSR0, tmp);
178602ac6454SAndrew Thompson }
178702ac6454SAndrew Thompson 
178802ac6454SAndrew Thompson /*
178902ac6454SAndrew Thompson  * Enable multi-rate retries for frames sent at OFDM rates.
179002ac6454SAndrew Thompson  * In 802.11b/g mode, allow fallback to CCK rates.
179102ac6454SAndrew Thompson  */
179202ac6454SAndrew Thompson static void
179302ac6454SAndrew Thompson rum_enable_mrr(struct rum_softc *sc)
179402ac6454SAndrew Thompson {
17957a79cebfSGleb Smirnoff 	struct ieee80211com *ic = &sc->sc_ic;
179602ac6454SAndrew Thompson 
1797a05022b2SAdrian Chadd 	if (!IEEE80211_IS_CHAN_5GHZ(ic->ic_bsschan)) {
1798a05022b2SAdrian Chadd 		rum_setbits(sc, RT2573_TXRX_CSR4,
1799a05022b2SAdrian Chadd 		    RT2573_MRR_ENABLED | RT2573_MRR_CCK_FALLBACK);
1800a05022b2SAdrian Chadd 	} else {
1801a05022b2SAdrian Chadd 		rum_modbits(sc, RT2573_TXRX_CSR4,
1802a05022b2SAdrian Chadd 		    RT2573_MRR_ENABLED, RT2573_MRR_CCK_FALLBACK);
1803a05022b2SAdrian Chadd 	}
180402ac6454SAndrew Thompson }
180502ac6454SAndrew Thompson 
180602ac6454SAndrew Thompson static void
180702ac6454SAndrew Thompson rum_set_txpreamble(struct rum_softc *sc)
180802ac6454SAndrew Thompson {
18097a79cebfSGleb Smirnoff 	struct ieee80211com *ic = &sc->sc_ic;
181002ac6454SAndrew Thompson 
181102ac6454SAndrew Thompson 	if (ic->ic_flags & IEEE80211_F_SHPREAMBLE)
1812a05022b2SAdrian Chadd 		rum_setbits(sc, RT2573_TXRX_CSR4, RT2573_SHORT_PREAMBLE);
1813a05022b2SAdrian Chadd 	else
1814a05022b2SAdrian Chadd 		rum_clrbits(sc, RT2573_TXRX_CSR4, RT2573_SHORT_PREAMBLE);
181502ac6454SAndrew Thompson }
181602ac6454SAndrew Thompson 
181702ac6454SAndrew Thompson static void
181802ac6454SAndrew Thompson rum_set_basicrates(struct rum_softc *sc)
181902ac6454SAndrew Thompson {
18207a79cebfSGleb Smirnoff 	struct ieee80211com *ic = &sc->sc_ic;
182102ac6454SAndrew Thompson 
182202ac6454SAndrew Thompson 	/* update basic rate set */
182302ac6454SAndrew Thompson 	if (ic->ic_curmode == IEEE80211_MODE_11B) {
182402ac6454SAndrew Thompson 		/* 11b basic rates: 1, 2Mbps */
182502ac6454SAndrew Thompson 		rum_write(sc, RT2573_TXRX_CSR5, 0x3);
182602ac6454SAndrew Thompson 	} else if (IEEE80211_IS_CHAN_5GHZ(ic->ic_bsschan)) {
182702ac6454SAndrew Thompson 		/* 11a basic rates: 6, 12, 24Mbps */
182802ac6454SAndrew Thompson 		rum_write(sc, RT2573_TXRX_CSR5, 0x150);
182902ac6454SAndrew Thompson 	} else {
183002ac6454SAndrew Thompson 		/* 11b/g basic rates: 1, 2, 5.5, 11Mbps */
183102ac6454SAndrew Thompson 		rum_write(sc, RT2573_TXRX_CSR5, 0xf);
183202ac6454SAndrew Thompson 	}
183302ac6454SAndrew Thompson }
183402ac6454SAndrew Thompson 
183502ac6454SAndrew Thompson /*
183602ac6454SAndrew Thompson  * Reprogram MAC/BBP to switch to a new band.  Values taken from the reference
183702ac6454SAndrew Thompson  * driver.
183802ac6454SAndrew Thompson  */
183902ac6454SAndrew Thompson static void
184002ac6454SAndrew Thompson rum_select_band(struct rum_softc *sc, struct ieee80211_channel *c)
184102ac6454SAndrew Thompson {
184202ac6454SAndrew Thompson 	uint8_t bbp17, bbp35, bbp96, bbp97, bbp98, bbp104;
184302ac6454SAndrew Thompson 
184402ac6454SAndrew Thompson 	/* update all BBP registers that depend on the band */
184502ac6454SAndrew Thompson 	bbp17 = 0x20; bbp96 = 0x48; bbp104 = 0x2c;
184602ac6454SAndrew Thompson 	bbp35 = 0x50; bbp97 = 0x48; bbp98  = 0x48;
184702ac6454SAndrew Thompson 	if (IEEE80211_IS_CHAN_5GHZ(c)) {
184802ac6454SAndrew Thompson 		bbp17 += 0x08; bbp96 += 0x10; bbp104 += 0x0c;
184902ac6454SAndrew Thompson 		bbp35 += 0x10; bbp97 += 0x10; bbp98  += 0x10;
185002ac6454SAndrew Thompson 	}
185102ac6454SAndrew Thompson 	if ((IEEE80211_IS_CHAN_2GHZ(c) && sc->ext_2ghz_lna) ||
185202ac6454SAndrew Thompson 	    (IEEE80211_IS_CHAN_5GHZ(c) && sc->ext_5ghz_lna)) {
185302ac6454SAndrew Thompson 		bbp17 += 0x10; bbp96 += 0x10; bbp104 += 0x10;
185402ac6454SAndrew Thompson 	}
185502ac6454SAndrew Thompson 
185602ac6454SAndrew Thompson 	sc->bbp17 = bbp17;
185702ac6454SAndrew Thompson 	rum_bbp_write(sc,  17, bbp17);
185802ac6454SAndrew Thompson 	rum_bbp_write(sc,  96, bbp96);
185902ac6454SAndrew Thompson 	rum_bbp_write(sc, 104, bbp104);
186002ac6454SAndrew Thompson 
186102ac6454SAndrew Thompson 	if ((IEEE80211_IS_CHAN_2GHZ(c) && sc->ext_2ghz_lna) ||
186202ac6454SAndrew Thompson 	    (IEEE80211_IS_CHAN_5GHZ(c) && sc->ext_5ghz_lna)) {
186302ac6454SAndrew Thompson 		rum_bbp_write(sc, 75, 0x80);
186402ac6454SAndrew Thompson 		rum_bbp_write(sc, 86, 0x80);
186502ac6454SAndrew Thompson 		rum_bbp_write(sc, 88, 0x80);
186602ac6454SAndrew Thompson 	}
186702ac6454SAndrew Thompson 
186802ac6454SAndrew Thompson 	rum_bbp_write(sc, 35, bbp35);
186902ac6454SAndrew Thompson 	rum_bbp_write(sc, 97, bbp97);
187002ac6454SAndrew Thompson 	rum_bbp_write(sc, 98, bbp98);
187102ac6454SAndrew Thompson 
1872a05022b2SAdrian Chadd 	if (IEEE80211_IS_CHAN_2GHZ(c)) {
1873a05022b2SAdrian Chadd 		rum_modbits(sc, RT2573_PHY_CSR0, RT2573_PA_PE_2GHZ,
1874a05022b2SAdrian Chadd 		    RT2573_PA_PE_5GHZ);
1875a05022b2SAdrian Chadd 	} else {
1876a05022b2SAdrian Chadd 		rum_modbits(sc, RT2573_PHY_CSR0, RT2573_PA_PE_5GHZ,
1877a05022b2SAdrian Chadd 		    RT2573_PA_PE_2GHZ);
1878a05022b2SAdrian Chadd 	}
187902ac6454SAndrew Thompson }
188002ac6454SAndrew Thompson 
188102ac6454SAndrew Thompson static void
188202ac6454SAndrew Thompson rum_set_chan(struct rum_softc *sc, struct ieee80211_channel *c)
188302ac6454SAndrew Thompson {
18847a79cebfSGleb Smirnoff 	struct ieee80211com *ic = &sc->sc_ic;
188502ac6454SAndrew Thompson 	const struct rfprog *rfprog;
188602ac6454SAndrew Thompson 	uint8_t bbp3, bbp94 = RT2573_BBPR94_DEFAULT;
188702ac6454SAndrew Thompson 	int8_t power;
188802ac6454SAndrew Thompson 	int i, chan;
188902ac6454SAndrew Thompson 
189002ac6454SAndrew Thompson 	chan = ieee80211_chan2ieee(ic, c);
189102ac6454SAndrew Thompson 	if (chan == 0 || chan == IEEE80211_CHAN_ANY)
189202ac6454SAndrew Thompson 		return;
189302ac6454SAndrew Thompson 
189402ac6454SAndrew Thompson 	/* select the appropriate RF settings based on what EEPROM says */
189502ac6454SAndrew Thompson 	rfprog = (sc->rf_rev == RT2573_RF_5225 ||
189602ac6454SAndrew Thompson 		  sc->rf_rev == RT2573_RF_2527) ? rum_rf5225 : rum_rf5226;
189702ac6454SAndrew Thompson 
189802ac6454SAndrew Thompson 	/* find the settings for this channel (we know it exists) */
189902ac6454SAndrew Thompson 	for (i = 0; rfprog[i].chan != chan; i++);
190002ac6454SAndrew Thompson 
190102ac6454SAndrew Thompson 	power = sc->txpow[i];
190202ac6454SAndrew Thompson 	if (power < 0) {
190302ac6454SAndrew Thompson 		bbp94 += power;
190402ac6454SAndrew Thompson 		power = 0;
190502ac6454SAndrew Thompson 	} else if (power > 31) {
190602ac6454SAndrew Thompson 		bbp94 += power - 31;
190702ac6454SAndrew Thompson 		power = 31;
190802ac6454SAndrew Thompson 	}
190902ac6454SAndrew Thompson 
191002ac6454SAndrew Thompson 	/*
191102ac6454SAndrew Thompson 	 * If we are switching from the 2GHz band to the 5GHz band or
191202ac6454SAndrew Thompson 	 * vice-versa, BBP registers need to be reprogrammed.
191302ac6454SAndrew Thompson 	 */
191402ac6454SAndrew Thompson 	if (c->ic_flags != ic->ic_curchan->ic_flags) {
191502ac6454SAndrew Thompson 		rum_select_band(sc, c);
191602ac6454SAndrew Thompson 		rum_select_antenna(sc);
191702ac6454SAndrew Thompson 	}
191802ac6454SAndrew Thompson 	ic->ic_curchan = c;
191902ac6454SAndrew Thompson 
192002ac6454SAndrew Thompson 	rum_rf_write(sc, RT2573_RF1, rfprog[i].r1);
192102ac6454SAndrew Thompson 	rum_rf_write(sc, RT2573_RF2, rfprog[i].r2);
192202ac6454SAndrew Thompson 	rum_rf_write(sc, RT2573_RF3, rfprog[i].r3 | power << 7);
192302ac6454SAndrew Thompson 	rum_rf_write(sc, RT2573_RF4, rfprog[i].r4 | sc->rffreq << 10);
192402ac6454SAndrew Thompson 
192502ac6454SAndrew Thompson 	rum_rf_write(sc, RT2573_RF1, rfprog[i].r1);
192602ac6454SAndrew Thompson 	rum_rf_write(sc, RT2573_RF2, rfprog[i].r2);
192702ac6454SAndrew Thompson 	rum_rf_write(sc, RT2573_RF3, rfprog[i].r3 | power << 7 | 1);
192802ac6454SAndrew Thompson 	rum_rf_write(sc, RT2573_RF4, rfprog[i].r4 | sc->rffreq << 10);
192902ac6454SAndrew Thompson 
193002ac6454SAndrew Thompson 	rum_rf_write(sc, RT2573_RF1, rfprog[i].r1);
193102ac6454SAndrew Thompson 	rum_rf_write(sc, RT2573_RF2, rfprog[i].r2);
193202ac6454SAndrew Thompson 	rum_rf_write(sc, RT2573_RF3, rfprog[i].r3 | power << 7);
193302ac6454SAndrew Thompson 	rum_rf_write(sc, RT2573_RF4, rfprog[i].r4 | sc->rffreq << 10);
193402ac6454SAndrew Thompson 
193502ac6454SAndrew Thompson 	rum_pause(sc, hz / 100);
193602ac6454SAndrew Thompson 
193702ac6454SAndrew Thompson 	/* enable smart mode for MIMO-capable RFs */
193802ac6454SAndrew Thompson 	bbp3 = rum_bbp_read(sc, 3);
193902ac6454SAndrew Thompson 
194002ac6454SAndrew Thompson 	bbp3 &= ~RT2573_SMART_MODE;
194102ac6454SAndrew Thompson 	if (sc->rf_rev == RT2573_RF_5225 || sc->rf_rev == RT2573_RF_2527)
194202ac6454SAndrew Thompson 		bbp3 |= RT2573_SMART_MODE;
194302ac6454SAndrew Thompson 
194402ac6454SAndrew Thompson 	rum_bbp_write(sc, 3, bbp3);
194502ac6454SAndrew Thompson 
194602ac6454SAndrew Thompson 	if (bbp94 != RT2573_BBPR94_DEFAULT)
194702ac6454SAndrew Thompson 		rum_bbp_write(sc, 94, bbp94);
194877ddf3d3SAndrew Thompson 
194977ddf3d3SAndrew Thompson 	/* give the chip some extra time to do the switchover */
195077ddf3d3SAndrew Thompson 	rum_pause(sc, hz / 100);
195102ac6454SAndrew Thompson }
195202ac6454SAndrew Thompson 
1953342ced03SAdrian Chadd static void
1954342ced03SAdrian Chadd rum_set_maxretry(struct rum_softc *sc, struct ieee80211vap *vap)
1955342ced03SAdrian Chadd {
1956342ced03SAdrian Chadd 	const struct ieee80211_txparam *tp;
1957342ced03SAdrian Chadd 	struct ieee80211_node *ni = vap->iv_bss;
1958342ced03SAdrian Chadd 	struct rum_vap *rvp = RUM_VAP(vap);
1959342ced03SAdrian Chadd 
1960342ced03SAdrian Chadd 	tp = &vap->iv_txparms[ieee80211_chan2mode(ni->ni_chan)];
1961342ced03SAdrian Chadd 	rvp->maxretry = tp->maxretry < 0xf ? tp->maxretry : 0xf;
1962342ced03SAdrian Chadd 
1963342ced03SAdrian Chadd 	rum_modbits(sc, RT2573_TXRX_CSR4, RT2573_SHORT_RETRY(rvp->maxretry) |
1964342ced03SAdrian Chadd 	    RT2573_LONG_RETRY(rvp->maxretry),
1965342ced03SAdrian Chadd 	    RT2573_SHORT_RETRY_MASK | RT2573_LONG_RETRY_MASK);
1966342ced03SAdrian Chadd }
1967342ced03SAdrian Chadd 
196802ac6454SAndrew Thompson /*
196902ac6454SAndrew Thompson  * Enable TSF synchronization and tell h/w to start sending beacons for IBSS
197002ac6454SAndrew Thompson  * and HostAP operating modes.
197102ac6454SAndrew Thompson  */
1972aa81f853SAdrian Chadd static int
197302ac6454SAndrew Thompson rum_enable_tsf_sync(struct rum_softc *sc)
197402ac6454SAndrew Thompson {
19757a79cebfSGleb Smirnoff 	struct ieee80211com *ic = &sc->sc_ic;
197602ac6454SAndrew Thompson 	struct ieee80211vap *vap = TAILQ_FIRST(&ic->ic_vaps);
197702ac6454SAndrew Thompson 	uint32_t tmp;
197802ac6454SAndrew Thompson 
197902ac6454SAndrew Thompson 	if (vap->iv_opmode != IEEE80211_M_STA) {
198002ac6454SAndrew Thompson 		/*
198102ac6454SAndrew Thompson 		 * Change default 16ms TBTT adjustment to 8ms.
198202ac6454SAndrew Thompson 		 * Must be done before enabling beacon generation.
198302ac6454SAndrew Thompson 		 */
1984aa81f853SAdrian Chadd 		if (rum_write(sc, RT2573_TXRX_CSR10, 1 << 12 | 8) != 0)
1985aa81f853SAdrian Chadd 			return EIO;
198602ac6454SAndrew Thompson 	}
198702ac6454SAndrew Thompson 
198802ac6454SAndrew Thompson 	tmp = rum_read(sc, RT2573_TXRX_CSR9) & 0xff000000;
198902ac6454SAndrew Thompson 
199002ac6454SAndrew Thompson 	/* set beacon interval (in 1/16ms unit) */
199102ac6454SAndrew Thompson 	tmp |= vap->iv_bss->ni_intval * 16;
1992d847071cSAdrian Chadd 	tmp |= RT2573_TSF_TIMER_EN | RT2573_TBTT_TIMER_EN;
199302ac6454SAndrew Thompson 
1994d847071cSAdrian Chadd 	switch (vap->iv_opmode) {
1995d847071cSAdrian Chadd 	case IEEE80211_M_STA:
1996d847071cSAdrian Chadd 		/*
1997d847071cSAdrian Chadd 		 * Local TSF is always updated with remote TSF on beacon
1998d847071cSAdrian Chadd 		 * reception.
1999d847071cSAdrian Chadd 		 */
2000d847071cSAdrian Chadd 		tmp |= RT2573_TSF_SYNC_MODE(RT2573_TSF_SYNC_MODE_STA);
2001d847071cSAdrian Chadd 		break;
2002d847071cSAdrian Chadd 	case IEEE80211_M_IBSS:
2003d847071cSAdrian Chadd 		/*
2004d847071cSAdrian Chadd 		 * Local TSF is updated with remote TSF on beacon reception
2005d847071cSAdrian Chadd 		 * only if the remote TSF is greater than local TSF.
2006d847071cSAdrian Chadd 		 */
2007d847071cSAdrian Chadd 		tmp |= RT2573_TSF_SYNC_MODE(RT2573_TSF_SYNC_MODE_IBSS);
2008d847071cSAdrian Chadd 		tmp |= RT2573_BCN_TX_EN;
2009d847071cSAdrian Chadd 		break;
2010d847071cSAdrian Chadd 	case IEEE80211_M_HOSTAP:
2011d847071cSAdrian Chadd 		/* SYNC with nobody */
2012d847071cSAdrian Chadd 		tmp |= RT2573_TSF_SYNC_MODE(RT2573_TSF_SYNC_MODE_HOSTAP);
2013d847071cSAdrian Chadd 		tmp |= RT2573_BCN_TX_EN;
2014d847071cSAdrian Chadd 		break;
2015d847071cSAdrian Chadd 	default:
2016d847071cSAdrian Chadd 		device_printf(sc->sc_dev,
2017d847071cSAdrian Chadd 		    "Enabling TSF failed. undefined opmode %d\n",
2018d847071cSAdrian Chadd 		    vap->iv_opmode);
2019aa81f853SAdrian Chadd 		return EINVAL;
2020d847071cSAdrian Chadd 	}
202102ac6454SAndrew Thompson 
2022aa81f853SAdrian Chadd 	if (rum_write(sc, RT2573_TXRX_CSR9, tmp) != 0)
2023aa81f853SAdrian Chadd 		return EIO;
2024aa81f853SAdrian Chadd 
2025aa81f853SAdrian Chadd 	return 0;
202602ac6454SAndrew Thompson }
202702ac6454SAndrew Thompson 
202802ac6454SAndrew Thompson static void
20295463c4a4SSam Leffler rum_enable_tsf(struct rum_softc *sc)
20305463c4a4SSam Leffler {
2031d847071cSAdrian Chadd 	rum_modbits(sc, RT2573_TXRX_CSR9, RT2573_TSF_TIMER_EN |
2032d847071cSAdrian Chadd 	    RT2573_TSF_SYNC_MODE(RT2573_TSF_SYNC_MODE_DIS), 0x00ffffff);
20335463c4a4SSam Leffler }
20345463c4a4SSam Leffler 
20355463c4a4SSam Leffler static void
20366d804321SAdrian Chadd rum_abort_tsf_sync(struct rum_softc *sc)
20376d804321SAdrian Chadd {
2038a05022b2SAdrian Chadd 	rum_clrbits(sc, RT2573_TXRX_CSR9, 0x00ffffff);
20396d804321SAdrian Chadd }
20406d804321SAdrian Chadd 
20416d804321SAdrian Chadd static void
2042a6ccd477SAdrian Chadd rum_get_tsf(struct rum_softc *sc, uint64_t *buf)
2043a6ccd477SAdrian Chadd {
2044a6ccd477SAdrian Chadd 	rum_read_multi(sc, RT2573_TXRX_CSR12, buf, sizeof (*buf));
2045a6ccd477SAdrian Chadd }
2046a6ccd477SAdrian Chadd 
2047a6ccd477SAdrian Chadd static void
2048ed5711a1SAdrian Chadd rum_update_slot_cb(struct rum_softc *sc, union sec_param *data, uint8_t rvp_id)
204902ac6454SAndrew Thompson {
20507a79cebfSGleb Smirnoff 	struct ieee80211com *ic = &sc->sc_ic;
205102ac6454SAndrew Thompson 	uint8_t slottime;
205202ac6454SAndrew Thompson 
205302ac6454SAndrew Thompson 	slottime = (ic->ic_flags & IEEE80211_F_SHSLOT) ? 9 : 20;
205402ac6454SAndrew Thompson 
2055a05022b2SAdrian Chadd 	rum_modbits(sc, RT2573_MAC_CSR9, slottime, 0xff);
205602ac6454SAndrew Thompson 
205702ac6454SAndrew Thompson 	DPRINTF("setting slot time to %uus\n", slottime);
205802ac6454SAndrew Thompson }
205902ac6454SAndrew Thompson 
206002ac6454SAndrew Thompson static void
2061a19dbd8dSAdrian Chadd rum_update_slot(struct ieee80211com *ic)
2062a19dbd8dSAdrian Chadd {
2063ed5711a1SAdrian Chadd 	rum_cmd_sleepable(ic->ic_softc, NULL, 0, 0, rum_update_slot_cb);
2064a19dbd8dSAdrian Chadd }
2065a19dbd8dSAdrian Chadd 
2066a19dbd8dSAdrian Chadd static void
206702ac6454SAndrew Thompson rum_set_bssid(struct rum_softc *sc, const uint8_t *bssid)
206802ac6454SAndrew Thompson {
206902ac6454SAndrew Thompson 
207042769826SAdrian Chadd 	rum_write(sc, RT2573_MAC_CSR4,
207142769826SAdrian Chadd 	    bssid[0] | bssid[1] << 8 | bssid[2] << 16 | bssid[3] << 24);
207242769826SAdrian Chadd 	rum_write(sc, RT2573_MAC_CSR5,
207342769826SAdrian Chadd 	    bssid[4] | bssid[5] << 8 | RT2573_NUM_BSSID_MSK(1));
207402ac6454SAndrew Thompson }
207502ac6454SAndrew Thompson 
207602ac6454SAndrew Thompson static void
207702ac6454SAndrew Thompson rum_set_macaddr(struct rum_softc *sc, const uint8_t *addr)
207802ac6454SAndrew Thompson {
207902ac6454SAndrew Thompson 
208042769826SAdrian Chadd 	rum_write(sc, RT2573_MAC_CSR2,
208142769826SAdrian Chadd 	    addr[0] | addr[1] << 8 | addr[2] << 16 | addr[3] << 24);
208242769826SAdrian Chadd 	rum_write(sc, RT2573_MAC_CSR3,
208342769826SAdrian Chadd 	    addr[4] | addr[5] << 8 | 0xff << 16);
208402ac6454SAndrew Thompson }
208502ac6454SAndrew Thompson 
208602ac6454SAndrew Thompson static void
20875efea30fSAndrew Thompson rum_setpromisc(struct rum_softc *sc)
208802ac6454SAndrew Thompson {
2089a05022b2SAdrian Chadd 	struct ieee80211com *ic = &sc->sc_ic;
209002ac6454SAndrew Thompson 
2091a05022b2SAdrian Chadd 	if (ic->ic_promisc == 0)
2092a05022b2SAdrian Chadd 		rum_setbits(sc, RT2573_TXRX_CSR0, RT2573_DROP_NOT_TO_ME);
2093a05022b2SAdrian Chadd 	else
2094a05022b2SAdrian Chadd 		rum_clrbits(sc, RT2573_TXRX_CSR0, RT2573_DROP_NOT_TO_ME);
209502ac6454SAndrew Thompson 
2096a05022b2SAdrian Chadd 	DPRINTF("%s promiscuous mode\n", ic->ic_promisc > 0 ?
209702ac6454SAndrew Thompson 	    "entering" : "leaving");
209802ac6454SAndrew Thompson }
209902ac6454SAndrew Thompson 
210077ddf3d3SAndrew Thompson static void
2101272f6adeSGleb Smirnoff rum_update_promisc(struct ieee80211com *ic)
210277ddf3d3SAndrew Thompson {
2103272f6adeSGleb Smirnoff 	struct rum_softc *sc = ic->ic_softc;
210477ddf3d3SAndrew Thompson 
2105ba2c1fbcSAdrian Chadd 	RUM_LOCK(sc);
210642769826SAdrian Chadd 	if (sc->sc_running)
21075efea30fSAndrew Thompson 		rum_setpromisc(sc);
210877ddf3d3SAndrew Thompson 	RUM_UNLOCK(sc);
210977ddf3d3SAndrew Thompson }
211077ddf3d3SAndrew Thompson 
21116dd8e071SEd Maste static void
2112272f6adeSGleb Smirnoff rum_update_mcast(struct ieee80211com *ic)
21136dd8e071SEd Maste {
2114e7b7db3dSAdrian Chadd 	/* Ignore. */
21156dd8e071SEd Maste }
21166dd8e071SEd Maste 
211702ac6454SAndrew Thompson static const char *
211802ac6454SAndrew Thompson rum_get_rf(int rev)
211902ac6454SAndrew Thompson {
212002ac6454SAndrew Thompson 	switch (rev) {
212102ac6454SAndrew Thompson 	case RT2573_RF_2527:	return "RT2527 (MIMO XR)";
212202ac6454SAndrew Thompson 	case RT2573_RF_2528:	return "RT2528";
212302ac6454SAndrew Thompson 	case RT2573_RF_5225:	return "RT5225 (MIMO XR)";
212402ac6454SAndrew Thompson 	case RT2573_RF_5226:	return "RT5226";
212502ac6454SAndrew Thompson 	default:		return "unknown";
212602ac6454SAndrew Thompson 	}
212702ac6454SAndrew Thompson }
212802ac6454SAndrew Thompson 
212902ac6454SAndrew Thompson static void
213002ac6454SAndrew Thompson rum_read_eeprom(struct rum_softc *sc)
213102ac6454SAndrew Thompson {
213202ac6454SAndrew Thompson 	uint16_t val;
213302ac6454SAndrew Thompson #ifdef RUM_DEBUG
213402ac6454SAndrew Thompson 	int i;
213502ac6454SAndrew Thompson #endif
213602ac6454SAndrew Thompson 
213702ac6454SAndrew Thompson 	/* read MAC address */
21387a79cebfSGleb Smirnoff 	rum_eeprom_read(sc, RT2573_EEPROM_ADDRESS, sc->sc_ic.ic_macaddr, 6);
213902ac6454SAndrew Thompson 
214002ac6454SAndrew Thompson 	rum_eeprom_read(sc, RT2573_EEPROM_ANTENNA, &val, 2);
214102ac6454SAndrew Thompson 	val = le16toh(val);
214202ac6454SAndrew Thompson 	sc->rf_rev =   (val >> 11) & 0x1f;
214302ac6454SAndrew Thompson 	sc->hw_radio = (val >> 10) & 0x1;
214402ac6454SAndrew Thompson 	sc->rx_ant =   (val >> 4)  & 0x3;
214502ac6454SAndrew Thompson 	sc->tx_ant =   (val >> 2)  & 0x3;
214602ac6454SAndrew Thompson 	sc->nb_ant =   val & 0x3;
214702ac6454SAndrew Thompson 
214802ac6454SAndrew Thompson 	DPRINTF("RF revision=%d\n", sc->rf_rev);
214902ac6454SAndrew Thompson 
215002ac6454SAndrew Thompson 	rum_eeprom_read(sc, RT2573_EEPROM_CONFIG2, &val, 2);
215102ac6454SAndrew Thompson 	val = le16toh(val);
215202ac6454SAndrew Thompson 	sc->ext_5ghz_lna = (val >> 6) & 0x1;
215302ac6454SAndrew Thompson 	sc->ext_2ghz_lna = (val >> 4) & 0x1;
215402ac6454SAndrew Thompson 
215502ac6454SAndrew Thompson 	DPRINTF("External 2GHz LNA=%d\nExternal 5GHz LNA=%d\n",
215602ac6454SAndrew Thompson 	    sc->ext_2ghz_lna, sc->ext_5ghz_lna);
215702ac6454SAndrew Thompson 
215802ac6454SAndrew Thompson 	rum_eeprom_read(sc, RT2573_EEPROM_RSSI_2GHZ_OFFSET, &val, 2);
215902ac6454SAndrew Thompson 	val = le16toh(val);
216002ac6454SAndrew Thompson 	if ((val & 0xff) != 0xff)
216102ac6454SAndrew Thompson 		sc->rssi_2ghz_corr = (int8_t)(val & 0xff);	/* signed */
216202ac6454SAndrew Thompson 
216302ac6454SAndrew Thompson 	/* Only [-10, 10] is valid */
216402ac6454SAndrew Thompson 	if (sc->rssi_2ghz_corr < -10 || sc->rssi_2ghz_corr > 10)
216502ac6454SAndrew Thompson 		sc->rssi_2ghz_corr = 0;
216602ac6454SAndrew Thompson 
216702ac6454SAndrew Thompson 	rum_eeprom_read(sc, RT2573_EEPROM_RSSI_5GHZ_OFFSET, &val, 2);
216802ac6454SAndrew Thompson 	val = le16toh(val);
216902ac6454SAndrew Thompson 	if ((val & 0xff) != 0xff)
217002ac6454SAndrew Thompson 		sc->rssi_5ghz_corr = (int8_t)(val & 0xff);	/* signed */
217102ac6454SAndrew Thompson 
217202ac6454SAndrew Thompson 	/* Only [-10, 10] is valid */
217302ac6454SAndrew Thompson 	if (sc->rssi_5ghz_corr < -10 || sc->rssi_5ghz_corr > 10)
217402ac6454SAndrew Thompson 		sc->rssi_5ghz_corr = 0;
217502ac6454SAndrew Thompson 
217602ac6454SAndrew Thompson 	if (sc->ext_2ghz_lna)
217702ac6454SAndrew Thompson 		sc->rssi_2ghz_corr -= 14;
217802ac6454SAndrew Thompson 	if (sc->ext_5ghz_lna)
217902ac6454SAndrew Thompson 		sc->rssi_5ghz_corr -= 14;
218002ac6454SAndrew Thompson 
218102ac6454SAndrew Thompson 	DPRINTF("RSSI 2GHz corr=%d\nRSSI 5GHz corr=%d\n",
218202ac6454SAndrew Thompson 	    sc->rssi_2ghz_corr, sc->rssi_5ghz_corr);
218302ac6454SAndrew Thompson 
218402ac6454SAndrew Thompson 	rum_eeprom_read(sc, RT2573_EEPROM_FREQ_OFFSET, &val, 2);
218502ac6454SAndrew Thompson 	val = le16toh(val);
218602ac6454SAndrew Thompson 	if ((val & 0xff) != 0xff)
218702ac6454SAndrew Thompson 		sc->rffreq = val & 0xff;
218802ac6454SAndrew Thompson 
218902ac6454SAndrew Thompson 	DPRINTF("RF freq=%d\n", sc->rffreq);
219002ac6454SAndrew Thompson 
219102ac6454SAndrew Thompson 	/* read Tx power for all a/b/g channels */
219202ac6454SAndrew Thompson 	rum_eeprom_read(sc, RT2573_EEPROM_TXPOWER, sc->txpow, 14);
219302ac6454SAndrew Thompson 	/* XXX default Tx power for 802.11a channels */
219402ac6454SAndrew Thompson 	memset(sc->txpow + 14, 24, sizeof (sc->txpow) - 14);
219502ac6454SAndrew Thompson #ifdef RUM_DEBUG
219602ac6454SAndrew Thompson 	for (i = 0; i < 14; i++)
219702ac6454SAndrew Thompson 		DPRINTF("Channel=%d Tx power=%d\n", i + 1,  sc->txpow[i]);
219802ac6454SAndrew Thompson #endif
219902ac6454SAndrew Thompson 
220002ac6454SAndrew Thompson 	/* read default values for BBP registers */
220102ac6454SAndrew Thompson 	rum_eeprom_read(sc, RT2573_EEPROM_BBP_BASE, sc->bbp_prom, 2 * 16);
220202ac6454SAndrew Thompson #ifdef RUM_DEBUG
220302ac6454SAndrew Thompson 	for (i = 0; i < 14; i++) {
220402ac6454SAndrew Thompson 		if (sc->bbp_prom[i].reg == 0 || sc->bbp_prom[i].reg == 0xff)
220502ac6454SAndrew Thompson 			continue;
220602ac6454SAndrew Thompson 		DPRINTF("BBP R%d=%02x\n", sc->bbp_prom[i].reg,
220702ac6454SAndrew Thompson 		    sc->bbp_prom[i].val);
220802ac6454SAndrew Thompson 	}
220902ac6454SAndrew Thompson #endif
221002ac6454SAndrew Thompson }
221102ac6454SAndrew Thompson 
221202ac6454SAndrew Thompson static int
22136095f7caSAdrian Chadd rum_bbp_wakeup(struct rum_softc *sc)
22146095f7caSAdrian Chadd {
22156095f7caSAdrian Chadd 	unsigned int ntries;
22166095f7caSAdrian Chadd 
22176095f7caSAdrian Chadd 	for (ntries = 0; ntries < 100; ntries++) {
22186095f7caSAdrian Chadd 		if (rum_read(sc, RT2573_MAC_CSR12) & 8)
22196095f7caSAdrian Chadd 			break;
22206095f7caSAdrian Chadd 		rum_write(sc, RT2573_MAC_CSR12, 4);	/* force wakeup */
22216095f7caSAdrian Chadd 		if (rum_pause(sc, hz / 100))
22226095f7caSAdrian Chadd 			break;
22236095f7caSAdrian Chadd 	}
22246095f7caSAdrian Chadd 	if (ntries == 100) {
22256095f7caSAdrian Chadd 		device_printf(sc->sc_dev,
22266095f7caSAdrian Chadd 		    "timeout waiting for BBP/RF to wakeup\n");
22276095f7caSAdrian Chadd 		return (ETIMEDOUT);
22286095f7caSAdrian Chadd 	}
22296095f7caSAdrian Chadd 
22306095f7caSAdrian Chadd 	return (0);
22316095f7caSAdrian Chadd }
22326095f7caSAdrian Chadd 
22336095f7caSAdrian Chadd static int
223402ac6454SAndrew Thompson rum_bbp_init(struct rum_softc *sc)
223502ac6454SAndrew Thompson {
223602ac6454SAndrew Thompson 	int i, ntries;
223702ac6454SAndrew Thompson 
223802ac6454SAndrew Thompson 	/* wait for BBP to be ready */
223902ac6454SAndrew Thompson 	for (ntries = 0; ntries < 100; ntries++) {
224002ac6454SAndrew Thompson 		const uint8_t val = rum_bbp_read(sc, 0);
224102ac6454SAndrew Thompson 		if (val != 0 && val != 0xff)
224202ac6454SAndrew Thompson 			break;
224302ac6454SAndrew Thompson 		if (rum_pause(sc, hz / 100))
224402ac6454SAndrew Thompson 			break;
224502ac6454SAndrew Thompson 	}
224602ac6454SAndrew Thompson 	if (ntries == 100) {
224702ac6454SAndrew Thompson 		device_printf(sc->sc_dev, "timeout waiting for BBP\n");
224802ac6454SAndrew Thompson 		return EIO;
224902ac6454SAndrew Thompson 	}
225002ac6454SAndrew Thompson 
225102ac6454SAndrew Thompson 	/* initialize BBP registers to default values */
2252e7b7db3dSAdrian Chadd 	for (i = 0; i < nitems(rum_def_bbp); i++)
225302ac6454SAndrew Thompson 		rum_bbp_write(sc, rum_def_bbp[i].reg, rum_def_bbp[i].val);
225402ac6454SAndrew Thompson 
225502ac6454SAndrew Thompson 	/* write vendor-specific BBP values (from EEPROM) */
225602ac6454SAndrew Thompson 	for (i = 0; i < 16; i++) {
225702ac6454SAndrew Thompson 		if (sc->bbp_prom[i].reg == 0 || sc->bbp_prom[i].reg == 0xff)
225802ac6454SAndrew Thompson 			continue;
225902ac6454SAndrew Thompson 		rum_bbp_write(sc, sc->bbp_prom[i].reg, sc->bbp_prom[i].val);
226002ac6454SAndrew Thompson 	}
226102ac6454SAndrew Thompson 
226202ac6454SAndrew Thompson 	return 0;
226302ac6454SAndrew Thompson }
226402ac6454SAndrew Thompson 
22652cb9ef8dSAdrian Chadd static void
22662cb9ef8dSAdrian Chadd rum_clr_shkey_regs(struct rum_softc *sc)
22672cb9ef8dSAdrian Chadd {
22682cb9ef8dSAdrian Chadd 	rum_write(sc, RT2573_SEC_CSR0, 0);
22692cb9ef8dSAdrian Chadd 	rum_write(sc, RT2573_SEC_CSR1, 0);
22702cb9ef8dSAdrian Chadd 	rum_write(sc, RT2573_SEC_CSR5, 0);
22712cb9ef8dSAdrian Chadd }
22722cb9ef8dSAdrian Chadd 
22730698c0b3SAdrian Chadd static int
22747a79cebfSGleb Smirnoff rum_init(struct rum_softc *sc)
227502ac6454SAndrew Thompson {
22767a79cebfSGleb Smirnoff 	struct ieee80211com *ic = &sc->sc_ic;
22777a79cebfSGleb Smirnoff 	struct ieee80211vap *vap = TAILQ_FIRST(&ic->ic_vaps);
227802ac6454SAndrew Thompson 	uint32_t tmp;
22796095f7caSAdrian Chadd 	int i, ret;
228002ac6454SAndrew Thompson 
22810698c0b3SAdrian Chadd 	RUM_LOCK(sc);
22820698c0b3SAdrian Chadd 	if (sc->sc_running) {
22830698c0b3SAdrian Chadd 		ret = 0;
22840698c0b3SAdrian Chadd 		goto end;
22850698c0b3SAdrian Chadd 	}
228602ac6454SAndrew Thompson 
228702ac6454SAndrew Thompson 	/* initialize MAC registers to default values */
2288e7b7db3dSAdrian Chadd 	for (i = 0; i < nitems(rum_def_mac); i++)
228902ac6454SAndrew Thompson 		rum_write(sc, rum_def_mac[i].reg, rum_def_mac[i].val);
229002ac6454SAndrew Thompson 
229102ac6454SAndrew Thompson 	/* set host ready */
2292e7b7db3dSAdrian Chadd 	rum_write(sc, RT2573_MAC_CSR1, RT2573_RESET_ASIC | RT2573_RESET_BBP);
229302ac6454SAndrew Thompson 	rum_write(sc, RT2573_MAC_CSR1, 0);
229402ac6454SAndrew Thompson 
229502ac6454SAndrew Thompson 	/* wait for BBP/RF to wakeup */
22966095f7caSAdrian Chadd 	if ((ret = rum_bbp_wakeup(sc)) != 0)
22970698c0b3SAdrian Chadd 		goto end;
229802ac6454SAndrew Thompson 
22990698c0b3SAdrian Chadd 	if ((ret = rum_bbp_init(sc)) != 0)
23000698c0b3SAdrian Chadd 		goto end;
230102ac6454SAndrew Thompson 
230202ac6454SAndrew Thompson 	/* select default channel */
230302ac6454SAndrew Thompson 	rum_select_band(sc, ic->ic_curchan);
230402ac6454SAndrew Thompson 	rum_select_antenna(sc);
230502ac6454SAndrew Thompson 	rum_set_chan(sc, ic->ic_curchan);
230602ac6454SAndrew Thompson 
230702ac6454SAndrew Thompson 	/* clear STA registers */
230802ac6454SAndrew Thompson 	rum_read_multi(sc, RT2573_STA_CSR0, sc->sta, sizeof sc->sta);
230902ac6454SAndrew Thompson 
23102cb9ef8dSAdrian Chadd 	/* clear security registers (if required) */
23112cb9ef8dSAdrian Chadd 	if (sc->sc_clr_shkeys == 0) {
23122cb9ef8dSAdrian Chadd 		rum_clr_shkey_regs(sc);
23132cb9ef8dSAdrian Chadd 		sc->sc_clr_shkeys = 1;
23142cb9ef8dSAdrian Chadd 	}
23152cb9ef8dSAdrian Chadd 
23167a79cebfSGleb Smirnoff 	rum_set_macaddr(sc, vap ? vap->iv_myaddr : ic->ic_macaddr);
231702ac6454SAndrew Thompson 
231802ac6454SAndrew Thompson 	/* initialize ASIC */
2319e7b7db3dSAdrian Chadd 	rum_write(sc, RT2573_MAC_CSR1, RT2573_HOST_READY);
232002ac6454SAndrew Thompson 
232102ac6454SAndrew Thompson 	/*
232202ac6454SAndrew Thompson 	 * Allocate Tx and Rx xfer queues.
232302ac6454SAndrew Thompson 	 */
232402ac6454SAndrew Thompson 	rum_setup_tx_list(sc);
232502ac6454SAndrew Thompson 
232602ac6454SAndrew Thompson 	/* update Rx filter */
232702ac6454SAndrew Thompson 	tmp = rum_read(sc, RT2573_TXRX_CSR0) & 0xffff;
232802ac6454SAndrew Thompson 
232902ac6454SAndrew Thompson 	tmp |= RT2573_DROP_PHY_ERROR | RT2573_DROP_CRC_ERROR;
233002ac6454SAndrew Thompson 	if (ic->ic_opmode != IEEE80211_M_MONITOR) {
233102ac6454SAndrew Thompson 		tmp |= RT2573_DROP_CTL | RT2573_DROP_VER_ERROR |
233202ac6454SAndrew Thompson 		       RT2573_DROP_ACKCTS;
233302ac6454SAndrew Thompson 		if (ic->ic_opmode != IEEE80211_M_HOSTAP)
233402ac6454SAndrew Thompson 			tmp |= RT2573_DROP_TODS;
23357a79cebfSGleb Smirnoff 		if (ic->ic_promisc == 0)
233602ac6454SAndrew Thompson 			tmp |= RT2573_DROP_NOT_TO_ME;
233702ac6454SAndrew Thompson 	}
233802ac6454SAndrew Thompson 	rum_write(sc, RT2573_TXRX_CSR0, tmp);
233902ac6454SAndrew Thompson 
23407a79cebfSGleb Smirnoff 	sc->sc_running = 1;
2341ed6d949aSAndrew Thompson 	usbd_xfer_set_stall(sc->sc_xfer[RUM_BULK_WR]);
2342a593f6b8SAndrew Thompson 	usbd_transfer_start(sc->sc_xfer[RUM_BULK_RD]);
234302ac6454SAndrew Thompson 
23440698c0b3SAdrian Chadd end:	RUM_UNLOCK(sc);
23450698c0b3SAdrian Chadd 
23460698c0b3SAdrian Chadd 	if (ret != 0)
23470698c0b3SAdrian Chadd 		rum_stop(sc);
23480698c0b3SAdrian Chadd 
23490698c0b3SAdrian Chadd 	return ret;
235002ac6454SAndrew Thompson }
235102ac6454SAndrew Thompson 
235202ac6454SAndrew Thompson static void
23535efea30fSAndrew Thompson rum_stop(struct rum_softc *sc)
235402ac6454SAndrew Thompson {
235502ac6454SAndrew Thompson 
23560698c0b3SAdrian Chadd 	RUM_LOCK(sc);
23570698c0b3SAdrian Chadd 	if (!sc->sc_running) {
23580698c0b3SAdrian Chadd 		RUM_UNLOCK(sc);
23590698c0b3SAdrian Chadd 		return;
23600698c0b3SAdrian Chadd 	}
23617a79cebfSGleb Smirnoff 	sc->sc_running = 0;
236202ac6454SAndrew Thompson 	RUM_UNLOCK(sc);
236302ac6454SAndrew Thompson 
236402ac6454SAndrew Thompson 	/*
236502ac6454SAndrew Thompson 	 * Drain the USB transfers, if not already drained:
236602ac6454SAndrew Thompson 	 */
2367a593f6b8SAndrew Thompson 	usbd_transfer_drain(sc->sc_xfer[RUM_BULK_WR]);
2368a593f6b8SAndrew Thompson 	usbd_transfer_drain(sc->sc_xfer[RUM_BULK_RD]);
236902ac6454SAndrew Thompson 
237002ac6454SAndrew Thompson 	RUM_LOCK(sc);
237102ac6454SAndrew Thompson 	rum_unsetup_tx_list(sc);
237202ac6454SAndrew Thompson 
237302ac6454SAndrew Thompson 	/* disable Rx */
2374a05022b2SAdrian Chadd 	rum_setbits(sc, RT2573_TXRX_CSR0, RT2573_DISABLE_RX);
237502ac6454SAndrew Thompson 
237602ac6454SAndrew Thompson 	/* reset ASIC */
2377e7b7db3dSAdrian Chadd 	rum_write(sc, RT2573_MAC_CSR1, RT2573_RESET_ASIC | RT2573_RESET_BBP);
237802ac6454SAndrew Thompson 	rum_write(sc, RT2573_MAC_CSR1, 0);
23790698c0b3SAdrian Chadd 	RUM_UNLOCK(sc);
238002ac6454SAndrew Thompson }
238102ac6454SAndrew Thompson 
238277ddf3d3SAndrew Thompson static void
238377ddf3d3SAndrew Thompson rum_load_microcode(struct rum_softc *sc, const uint8_t *ucode, size_t size)
238402ac6454SAndrew Thompson {
2385760bc48eSAndrew Thompson 	struct usb_device_request req;
238602ac6454SAndrew Thompson 	uint16_t reg = RT2573_MCU_CODE_BASE;
2387e0a69b51SAndrew Thompson 	usb_error_t err;
238802ac6454SAndrew Thompson 
238902ac6454SAndrew Thompson 	/* copy firmware image into NIC */
239077ddf3d3SAndrew Thompson 	for (; size >= 4; reg += 4, ucode += 4, size -= 4) {
239177ddf3d3SAndrew Thompson 		err = rum_write(sc, reg, UGETDW(ucode));
239277ddf3d3SAndrew Thompson 		if (err) {
239377ddf3d3SAndrew Thompson 			/* firmware already loaded ? */
239477ddf3d3SAndrew Thompson 			device_printf(sc->sc_dev, "Firmware load "
239577ddf3d3SAndrew Thompson 			    "failure! (ignored)\n");
239677ddf3d3SAndrew Thompson 			break;
239777ddf3d3SAndrew Thompson 		}
239877ddf3d3SAndrew Thompson 	}
239902ac6454SAndrew Thompson 
240002ac6454SAndrew Thompson 	req.bmRequestType = UT_WRITE_VENDOR_DEVICE;
240102ac6454SAndrew Thompson 	req.bRequest = RT2573_MCU_CNTL;
240202ac6454SAndrew Thompson 	USETW(req.wValue, RT2573_MCU_RUN);
240302ac6454SAndrew Thompson 	USETW(req.wIndex, 0);
240402ac6454SAndrew Thompson 	USETW(req.wLength, 0);
240502ac6454SAndrew Thompson 
240677ddf3d3SAndrew Thompson 	err = rum_do_request(sc, &req, NULL);
240777ddf3d3SAndrew Thompson 	if (err != 0) {
240802ac6454SAndrew Thompson 		device_printf(sc->sc_dev, "could not run firmware: %s\n",
2409a593f6b8SAndrew Thompson 		    usbd_errstr(err));
241002ac6454SAndrew Thompson 	}
241177ddf3d3SAndrew Thompson 
241277ddf3d3SAndrew Thompson 	/* give the chip some time to boot */
241377ddf3d3SAndrew Thompson 	rum_pause(sc, hz / 8);
241402ac6454SAndrew Thompson }
241502ac6454SAndrew Thompson 
2416aa81f853SAdrian Chadd static int
2417b780f864SAdrian Chadd rum_set_beacon(struct rum_softc *sc, struct ieee80211vap *vap)
241802ac6454SAndrew Thompson {
241902ac6454SAndrew Thompson 	struct ieee80211com *ic = vap->iv_ic;
2420b780f864SAdrian Chadd 	struct rum_vap *rvp = RUM_VAP(vap);
2421b780f864SAdrian Chadd 	struct mbuf *m = rvp->bcn_mbuf;
242202ac6454SAndrew Thompson 	const struct ieee80211_txparam *tp;
242302ac6454SAndrew Thompson 	struct rum_tx_desc desc;
242402ac6454SAndrew Thompson 
2425b780f864SAdrian Chadd 	RUM_LOCK_ASSERT(sc);
2426b780f864SAdrian Chadd 
2427b780f864SAdrian Chadd 	if (m == NULL)
2428aa81f853SAdrian Chadd 		return EINVAL;
2429bb571462SHans Petter Selasky 	if (ic->ic_bsschan == IEEE80211_CHAN_ANYC)
2430aa81f853SAdrian Chadd 		return EINVAL;
2431f620e64dSKevin Lo 
243202ac6454SAndrew Thompson 	tp = &vap->iv_txparms[ieee80211_chan2mode(ic->ic_bsschan)];
24332cb9ef8dSAdrian Chadd 	rum_setup_tx_desc(sc, &desc, NULL, RT2573_TX_TIMESTAMP,
24342cb9ef8dSAdrian Chadd 	    RT2573_TX_HWSEQ, 0, m->m_pkthdr.len, tp->mgmtrate);
243502ac6454SAndrew Thompson 
2436b780f864SAdrian Chadd 	/* copy the Tx descriptor into NIC memory */
2437b780f864SAdrian Chadd 	if (rum_write_multi(sc, RT2573_HW_BCN_BASE(0), (uint8_t *)&desc,
2438b780f864SAdrian Chadd 	    RT2573_TX_DESC_SIZE) != 0)
2439b780f864SAdrian Chadd 		return EIO;
244002ac6454SAndrew Thompson 
244102ac6454SAndrew Thompson 	/* copy beacon header and payload into NIC memory */
2442b780f864SAdrian Chadd 	if (rum_write_multi(sc, RT2573_HW_BCN_BASE(0) + RT2573_TX_DESC_SIZE,
2443b780f864SAdrian Chadd 	    mtod(m, uint8_t *), m->m_pkthdr.len) != 0)
2444b780f864SAdrian Chadd 		return EIO;
244502ac6454SAndrew Thompson 
2446b780f864SAdrian Chadd 	return 0;
2447b780f864SAdrian Chadd }
2448b780f864SAdrian Chadd 
2449b780f864SAdrian Chadd static int
2450b780f864SAdrian Chadd rum_alloc_beacon(struct rum_softc *sc, struct ieee80211vap *vap)
2451b780f864SAdrian Chadd {
2452b780f864SAdrian Chadd 	struct rum_vap *rvp = RUM_VAP(vap);
2453b780f864SAdrian Chadd 	struct ieee80211_node *ni = vap->iv_bss;
2454b780f864SAdrian Chadd 	struct mbuf *m;
2455b780f864SAdrian Chadd 
2456b780f864SAdrian Chadd 	if (ni->ni_chan == IEEE80211_CHAN_ANYC)
2457b780f864SAdrian Chadd 		return EINVAL;
2458b780f864SAdrian Chadd 
2459210ab3c2SAdrian Chadd 	m = ieee80211_beacon_alloc(ni);
2460b780f864SAdrian Chadd 	if (m == NULL)
2461b780f864SAdrian Chadd 		return ENOMEM;
2462b780f864SAdrian Chadd 
2463b780f864SAdrian Chadd 	if (rvp->bcn_mbuf != NULL)
2464b780f864SAdrian Chadd 		m_freem(rvp->bcn_mbuf);
2465b780f864SAdrian Chadd 
2466b780f864SAdrian Chadd 	rvp->bcn_mbuf = m;
2467b780f864SAdrian Chadd 
2468b780f864SAdrian Chadd 	return (rum_set_beacon(sc, vap));
246902ac6454SAndrew Thompson }
247002ac6454SAndrew Thompson 
24710e3b4c60SAdrian Chadd static void
24720e3b4c60SAdrian Chadd rum_update_beacon_cb(struct rum_softc *sc, union sec_param *data,
2473ed5711a1SAdrian Chadd     uint8_t rvp_id)
24740e3b4c60SAdrian Chadd {
24750e3b4c60SAdrian Chadd 	struct ieee80211vap *vap = data->vap;
24760e3b4c60SAdrian Chadd 
24770e3b4c60SAdrian Chadd 	rum_set_beacon(sc, vap);
24780e3b4c60SAdrian Chadd }
24790e3b4c60SAdrian Chadd 
24800e3b4c60SAdrian Chadd static void
24810e3b4c60SAdrian Chadd rum_update_beacon(struct ieee80211vap *vap, int item)
24820e3b4c60SAdrian Chadd {
24830e3b4c60SAdrian Chadd 	struct ieee80211com *ic = vap->iv_ic;
24840e3b4c60SAdrian Chadd 	struct rum_softc *sc = ic->ic_softc;
24850e3b4c60SAdrian Chadd 	struct rum_vap *rvp = RUM_VAP(vap);
24860e3b4c60SAdrian Chadd 	struct ieee80211_beacon_offsets *bo = &vap->iv_bcn_off;
24870e3b4c60SAdrian Chadd 	struct ieee80211_node *ni = vap->iv_bss;
24880e3b4c60SAdrian Chadd 	struct mbuf *m = rvp->bcn_mbuf;
24890e3b4c60SAdrian Chadd 	int mcast = 0;
24900e3b4c60SAdrian Chadd 
24910e3b4c60SAdrian Chadd 	RUM_LOCK(sc);
24920e3b4c60SAdrian Chadd 	if (m == NULL) {
2493210ab3c2SAdrian Chadd 		m = ieee80211_beacon_alloc(ni);
24940e3b4c60SAdrian Chadd 		if (m == NULL) {
24950e3b4c60SAdrian Chadd 			device_printf(sc->sc_dev,
24960e3b4c60SAdrian Chadd 			    "%s: could not allocate beacon frame\n", __func__);
24970e3b4c60SAdrian Chadd 			RUM_UNLOCK(sc);
24980e3b4c60SAdrian Chadd 			return;
24990e3b4c60SAdrian Chadd 		}
25000e3b4c60SAdrian Chadd 		rvp->bcn_mbuf = m;
25010e3b4c60SAdrian Chadd 	}
25020e3b4c60SAdrian Chadd 
25030e3b4c60SAdrian Chadd 	switch (item) {
25040e3b4c60SAdrian Chadd 	case IEEE80211_BEACON_ERP:
25050e3b4c60SAdrian Chadd 		rum_update_slot(ic);
25060e3b4c60SAdrian Chadd 		break;
25070e3b4c60SAdrian Chadd 	case IEEE80211_BEACON_TIM:
25080e3b4c60SAdrian Chadd 		mcast = 1;	/*TODO*/
25090e3b4c60SAdrian Chadd 		break;
25100e3b4c60SAdrian Chadd 	default:
25110e3b4c60SAdrian Chadd 		break;
25120e3b4c60SAdrian Chadd 	}
25130e3b4c60SAdrian Chadd 	RUM_UNLOCK(sc);
25140e3b4c60SAdrian Chadd 
25150e3b4c60SAdrian Chadd 	setbit(bo->bo_flags, item);
2516210ab3c2SAdrian Chadd 	ieee80211_beacon_update(ni, m, mcast);
25170e3b4c60SAdrian Chadd 
2518ed5711a1SAdrian Chadd 	rum_cmd_sleepable(sc, &vap, sizeof(vap), 0, rum_update_beacon_cb);
25190e3b4c60SAdrian Chadd }
25200e3b4c60SAdrian Chadd 
252102ac6454SAndrew Thompson static int
25222cb9ef8dSAdrian Chadd rum_common_key_set(struct rum_softc *sc, struct ieee80211_key *k,
25232cb9ef8dSAdrian Chadd     uint16_t base)
25242cb9ef8dSAdrian Chadd {
25252cb9ef8dSAdrian Chadd 
25262cb9ef8dSAdrian Chadd 	if (rum_write_multi(sc, base, k->wk_key, k->wk_keylen))
25272cb9ef8dSAdrian Chadd 		return EIO;
25282cb9ef8dSAdrian Chadd 
25292cb9ef8dSAdrian Chadd 	if (k->wk_cipher->ic_cipher == IEEE80211_CIPHER_TKIP) {
25302cb9ef8dSAdrian Chadd 		if (rum_write_multi(sc, base + IEEE80211_KEYBUF_SIZE,
25312cb9ef8dSAdrian Chadd 		    k->wk_txmic, 8))
25322cb9ef8dSAdrian Chadd 			return EIO;
25332cb9ef8dSAdrian Chadd 		if (rum_write_multi(sc, base + IEEE80211_KEYBUF_SIZE + 8,
25342cb9ef8dSAdrian Chadd 		    k->wk_rxmic, 8))
25352cb9ef8dSAdrian Chadd 			return EIO;
25362cb9ef8dSAdrian Chadd 	}
25372cb9ef8dSAdrian Chadd 
25382cb9ef8dSAdrian Chadd 	return 0;
25392cb9ef8dSAdrian Chadd }
25402cb9ef8dSAdrian Chadd 
25412cb9ef8dSAdrian Chadd static void
25422cb9ef8dSAdrian Chadd rum_group_key_set_cb(struct rum_softc *sc, union sec_param *data,
2543ed5711a1SAdrian Chadd     uint8_t rvp_id)
25442cb9ef8dSAdrian Chadd {
25452cb9ef8dSAdrian Chadd 	struct ieee80211_key *k = &data->key;
25462cb9ef8dSAdrian Chadd 	uint8_t mode;
25472cb9ef8dSAdrian Chadd 
25482cb9ef8dSAdrian Chadd 	if (sc->sc_clr_shkeys == 0) {
25492cb9ef8dSAdrian Chadd 		rum_clr_shkey_regs(sc);
25502cb9ef8dSAdrian Chadd 		sc->sc_clr_shkeys = 1;
25512cb9ef8dSAdrian Chadd 	}
25522cb9ef8dSAdrian Chadd 
25532cb9ef8dSAdrian Chadd 	mode = rum_crypto_mode(sc, k->wk_cipher->ic_cipher, k->wk_keylen);
25542cb9ef8dSAdrian Chadd 	if (mode == 0)
25552cb9ef8dSAdrian Chadd 		goto print_err;
25562cb9ef8dSAdrian Chadd 
25572cb9ef8dSAdrian Chadd 	DPRINTFN(1, "setting group key %d for vap %d, mode %d "
25582cb9ef8dSAdrian Chadd 	    "(tx %s, rx %s)\n", k->wk_keyix, rvp_id, mode,
25592cb9ef8dSAdrian Chadd 	    (k->wk_flags & IEEE80211_KEY_XMIT) ? "on" : "off",
25602cb9ef8dSAdrian Chadd 	    (k->wk_flags & IEEE80211_KEY_RECV) ? "on" : "off");
25612cb9ef8dSAdrian Chadd 
25622cb9ef8dSAdrian Chadd 	/* Install the key. */
25632cb9ef8dSAdrian Chadd 	if (rum_common_key_set(sc, k, RT2573_SKEY(rvp_id, k->wk_keyix)) != 0)
25642cb9ef8dSAdrian Chadd 		goto print_err;
25652cb9ef8dSAdrian Chadd 
25662cb9ef8dSAdrian Chadd 	/* Set cipher mode. */
25672cb9ef8dSAdrian Chadd 	if (rum_modbits(sc, rvp_id < 2 ? RT2573_SEC_CSR1 : RT2573_SEC_CSR5,
25682cb9ef8dSAdrian Chadd 	      mode << (rvp_id % 2 + k->wk_keyix) * RT2573_SKEY_MAX,
25692cb9ef8dSAdrian Chadd 	      RT2573_MODE_MASK << (rvp_id % 2 + k->wk_keyix) * RT2573_SKEY_MAX)
25702cb9ef8dSAdrian Chadd 	    != 0)
25712cb9ef8dSAdrian Chadd 		goto print_err;
25722cb9ef8dSAdrian Chadd 
25732cb9ef8dSAdrian Chadd 	/* Mark this key as valid. */
25742cb9ef8dSAdrian Chadd 	if (rum_setbits(sc, RT2573_SEC_CSR0,
25752cb9ef8dSAdrian Chadd 	      1 << (rvp_id * RT2573_SKEY_MAX + k->wk_keyix)) != 0)
25762cb9ef8dSAdrian Chadd 		goto print_err;
25772cb9ef8dSAdrian Chadd 
25782cb9ef8dSAdrian Chadd 	return;
25792cb9ef8dSAdrian Chadd 
25802cb9ef8dSAdrian Chadd print_err:
25812cb9ef8dSAdrian Chadd 	device_printf(sc->sc_dev, "%s: cannot set group key %d for vap %d\n",
25822cb9ef8dSAdrian Chadd 	    __func__, k->wk_keyix, rvp_id);
25832cb9ef8dSAdrian Chadd }
25842cb9ef8dSAdrian Chadd 
25852cb9ef8dSAdrian Chadd static void
25862cb9ef8dSAdrian Chadd rum_group_key_del_cb(struct rum_softc *sc, union sec_param *data,
2587ed5711a1SAdrian Chadd     uint8_t rvp_id)
25882cb9ef8dSAdrian Chadd {
25892cb9ef8dSAdrian Chadd 	struct ieee80211_key *k = &data->key;
25902cb9ef8dSAdrian Chadd 
25912cb9ef8dSAdrian Chadd 	DPRINTF("%s: removing group key %d for vap %d\n", __func__,
25922cb9ef8dSAdrian Chadd 	    k->wk_keyix, rvp_id);
25932cb9ef8dSAdrian Chadd 	rum_clrbits(sc,
25942cb9ef8dSAdrian Chadd 	    rvp_id < 2 ? RT2573_SEC_CSR1 : RT2573_SEC_CSR5,
25952cb9ef8dSAdrian Chadd 	    RT2573_MODE_MASK << (rvp_id % 2 + k->wk_keyix) * RT2573_SKEY_MAX);
25962cb9ef8dSAdrian Chadd 	rum_clrbits(sc, RT2573_SEC_CSR0,
25972cb9ef8dSAdrian Chadd 	    rvp_id * RT2573_SKEY_MAX + k->wk_keyix);
25982cb9ef8dSAdrian Chadd }
25992cb9ef8dSAdrian Chadd 
26002cb9ef8dSAdrian Chadd static void
2601ed5711a1SAdrian Chadd rum_pair_key_set_cb(struct rum_softc *sc, union sec_param *data,
26022cb9ef8dSAdrian Chadd     uint8_t rvp_id)
26032cb9ef8dSAdrian Chadd {
26042cb9ef8dSAdrian Chadd 	struct ieee80211_key *k = &data->key;
26052cb9ef8dSAdrian Chadd 	uint8_t buf[IEEE80211_ADDR_LEN + 1];
26062cb9ef8dSAdrian Chadd 	uint8_t mode;
26072cb9ef8dSAdrian Chadd 
26082cb9ef8dSAdrian Chadd 	mode = rum_crypto_mode(sc, k->wk_cipher->ic_cipher, k->wk_keylen);
26092cb9ef8dSAdrian Chadd 	if (mode == 0)
26102cb9ef8dSAdrian Chadd 		goto print_err;
26112cb9ef8dSAdrian Chadd 
26122cb9ef8dSAdrian Chadd 	DPRINTFN(1, "setting pairwise key %d for vap %d, mode %d "
26132cb9ef8dSAdrian Chadd 	    "(tx %s, rx %s)\n", k->wk_keyix, rvp_id, mode,
26142cb9ef8dSAdrian Chadd 	    (k->wk_flags & IEEE80211_KEY_XMIT) ? "on" : "off",
26152cb9ef8dSAdrian Chadd 	    (k->wk_flags & IEEE80211_KEY_RECV) ? "on" : "off");
26162cb9ef8dSAdrian Chadd 
26172cb9ef8dSAdrian Chadd 	/* Install the key. */
26182cb9ef8dSAdrian Chadd 	if (rum_common_key_set(sc, k, RT2573_PKEY(k->wk_keyix)) != 0)
26192cb9ef8dSAdrian Chadd 		goto print_err;
26202cb9ef8dSAdrian Chadd 
26212cb9ef8dSAdrian Chadd 	IEEE80211_ADDR_COPY(buf, k->wk_macaddr);
26222cb9ef8dSAdrian Chadd 	buf[IEEE80211_ADDR_LEN] = mode;
26232cb9ef8dSAdrian Chadd 
26242cb9ef8dSAdrian Chadd 	/* Set transmitter address and cipher mode. */
26252cb9ef8dSAdrian Chadd 	if (rum_write_multi(sc, RT2573_ADDR_ENTRY(k->wk_keyix),
26262cb9ef8dSAdrian Chadd 	      buf, sizeof buf) != 0)
26272cb9ef8dSAdrian Chadd 		goto print_err;
26282cb9ef8dSAdrian Chadd 
26292cb9ef8dSAdrian Chadd 	/* Enable key table lookup for this vap. */
26302cb9ef8dSAdrian Chadd 	if (sc->vap_key_count[rvp_id]++ == 0)
26312cb9ef8dSAdrian Chadd 		if (rum_setbits(sc, RT2573_SEC_CSR4, 1 << rvp_id) != 0)
26322cb9ef8dSAdrian Chadd 			goto print_err;
26332cb9ef8dSAdrian Chadd 
26342cb9ef8dSAdrian Chadd 	/* Mark this key as valid. */
26352cb9ef8dSAdrian Chadd 	if (rum_setbits(sc,
26362cb9ef8dSAdrian Chadd 	      k->wk_keyix < 32 ? RT2573_SEC_CSR2 : RT2573_SEC_CSR3,
26372cb9ef8dSAdrian Chadd 	      1 << (k->wk_keyix % 32)) != 0)
26382cb9ef8dSAdrian Chadd 		goto print_err;
26392cb9ef8dSAdrian Chadd 
26402cb9ef8dSAdrian Chadd 	return;
26412cb9ef8dSAdrian Chadd 
26422cb9ef8dSAdrian Chadd print_err:
26432cb9ef8dSAdrian Chadd 	device_printf(sc->sc_dev,
26442cb9ef8dSAdrian Chadd 	    "%s: cannot set pairwise key %d, vap %d\n", __func__, k->wk_keyix,
26452cb9ef8dSAdrian Chadd 	    rvp_id);
26462cb9ef8dSAdrian Chadd }
26472cb9ef8dSAdrian Chadd 
26482cb9ef8dSAdrian Chadd static void
2649ed5711a1SAdrian Chadd rum_pair_key_del_cb(struct rum_softc *sc, union sec_param *data,
26502cb9ef8dSAdrian Chadd     uint8_t rvp_id)
26512cb9ef8dSAdrian Chadd {
26522cb9ef8dSAdrian Chadd 	struct ieee80211_key *k = &data->key;
26532cb9ef8dSAdrian Chadd 
26542cb9ef8dSAdrian Chadd 	DPRINTF("%s: removing key %d\n", __func__, k->wk_keyix);
26552cb9ef8dSAdrian Chadd 	rum_clrbits(sc, (k->wk_keyix < 32) ? RT2573_SEC_CSR2 : RT2573_SEC_CSR3,
26562cb9ef8dSAdrian Chadd 	    1 << (k->wk_keyix % 32));
26572cb9ef8dSAdrian Chadd 	sc->keys_bmap &= ~(1 << k->wk_keyix);
26582cb9ef8dSAdrian Chadd 	if (--sc->vap_key_count[rvp_id] == 0)
26592cb9ef8dSAdrian Chadd 		rum_clrbits(sc, RT2573_SEC_CSR4, 1 << rvp_id);
26602cb9ef8dSAdrian Chadd }
26612cb9ef8dSAdrian Chadd 
26622cb9ef8dSAdrian Chadd static int
26632cb9ef8dSAdrian Chadd rum_key_alloc(struct ieee80211vap *vap, struct ieee80211_key *k,
26642cb9ef8dSAdrian Chadd     ieee80211_keyix *keyix, ieee80211_keyix *rxkeyix)
26652cb9ef8dSAdrian Chadd {
26662cb9ef8dSAdrian Chadd 	struct rum_softc *sc = vap->iv_ic->ic_softc;
26672cb9ef8dSAdrian Chadd 	uint8_t i;
26682cb9ef8dSAdrian Chadd 
26692cb9ef8dSAdrian Chadd 	if (!(&vap->iv_nw_keys[0] <= k &&
26702cb9ef8dSAdrian Chadd 	     k < &vap->iv_nw_keys[IEEE80211_WEP_NKID])) {
26712cb9ef8dSAdrian Chadd 		if (!(k->wk_flags & IEEE80211_KEY_SWCRYPT)) {
26722cb9ef8dSAdrian Chadd 			RUM_LOCK(sc);
26732cb9ef8dSAdrian Chadd 			for (i = 0; i < RT2573_ADDR_MAX; i++) {
26742cb9ef8dSAdrian Chadd 				if ((sc->keys_bmap & (1 << i)) == 0) {
26752cb9ef8dSAdrian Chadd 					sc->keys_bmap |= 1 << i;
26762cb9ef8dSAdrian Chadd 					*keyix = i;
26772cb9ef8dSAdrian Chadd 					break;
26782cb9ef8dSAdrian Chadd 				}
26792cb9ef8dSAdrian Chadd 			}
26802cb9ef8dSAdrian Chadd 			RUM_UNLOCK(sc);
26812cb9ef8dSAdrian Chadd 			if (i == RT2573_ADDR_MAX) {
26822cb9ef8dSAdrian Chadd 				device_printf(sc->sc_dev,
26832cb9ef8dSAdrian Chadd 				    "%s: no free space in the key table\n",
26842cb9ef8dSAdrian Chadd 				    __func__);
26852cb9ef8dSAdrian Chadd 				return 0;
26862cb9ef8dSAdrian Chadd 			}
26872cb9ef8dSAdrian Chadd 		} else
26882cb9ef8dSAdrian Chadd 			*keyix = 0;
26892cb9ef8dSAdrian Chadd 	} else {
26902cb9ef8dSAdrian Chadd 		*keyix = k - vap->iv_nw_keys;
26912cb9ef8dSAdrian Chadd 	}
26922cb9ef8dSAdrian Chadd 	*rxkeyix = *keyix;
26932cb9ef8dSAdrian Chadd 	return 1;
26942cb9ef8dSAdrian Chadd }
26952cb9ef8dSAdrian Chadd 
26962cb9ef8dSAdrian Chadd static int
2697bc813c40SAdrian Chadd rum_key_set(struct ieee80211vap *vap, const struct ieee80211_key *k)
26982cb9ef8dSAdrian Chadd {
26992cb9ef8dSAdrian Chadd 	struct rum_softc *sc = vap->iv_ic->ic_softc;
27002cb9ef8dSAdrian Chadd 	int group;
27012cb9ef8dSAdrian Chadd 
27022cb9ef8dSAdrian Chadd 	if (k->wk_flags & IEEE80211_KEY_SWCRYPT) {
27032cb9ef8dSAdrian Chadd 		/* Not for us. */
27042cb9ef8dSAdrian Chadd 		return 1;
27052cb9ef8dSAdrian Chadd 	}
27062cb9ef8dSAdrian Chadd 
27072cb9ef8dSAdrian Chadd 	group = k >= &vap->iv_nw_keys[0] && k < &vap->iv_nw_keys[IEEE80211_WEP_NKID];
27082cb9ef8dSAdrian Chadd 
2709ed5711a1SAdrian Chadd 	return !rum_cmd_sleepable(sc, k, sizeof(*k), 0,
27102cb9ef8dSAdrian Chadd 		   group ? rum_group_key_set_cb : rum_pair_key_set_cb);
27112cb9ef8dSAdrian Chadd }
27122cb9ef8dSAdrian Chadd 
27132cb9ef8dSAdrian Chadd static int
27142cb9ef8dSAdrian Chadd rum_key_delete(struct ieee80211vap *vap, const struct ieee80211_key *k)
27152cb9ef8dSAdrian Chadd {
27162cb9ef8dSAdrian Chadd 	struct rum_softc *sc = vap->iv_ic->ic_softc;
27172cb9ef8dSAdrian Chadd 	int group;
27182cb9ef8dSAdrian Chadd 
27192cb9ef8dSAdrian Chadd 	if (k->wk_flags & IEEE80211_KEY_SWCRYPT) {
27202cb9ef8dSAdrian Chadd 		/* Not for us. */
27212cb9ef8dSAdrian Chadd 		return 1;
27222cb9ef8dSAdrian Chadd 	}
27232cb9ef8dSAdrian Chadd 
27242cb9ef8dSAdrian Chadd 	group = k >= &vap->iv_nw_keys[0] && k < &vap->iv_nw_keys[IEEE80211_WEP_NKID];
27252cb9ef8dSAdrian Chadd 
2726ed5711a1SAdrian Chadd 	return !rum_cmd_sleepable(sc, k, sizeof(*k), 0,
27272cb9ef8dSAdrian Chadd 		   group ? rum_group_key_del_cb : rum_pair_key_del_cb);
27282cb9ef8dSAdrian Chadd }
27292cb9ef8dSAdrian Chadd 
27302cb9ef8dSAdrian Chadd static int
273102ac6454SAndrew Thompson rum_raw_xmit(struct ieee80211_node *ni, struct mbuf *m,
273202ac6454SAndrew Thompson     const struct ieee80211_bpf_params *params)
273302ac6454SAndrew Thompson {
2734d3fdd08cSAdrian Chadd 	struct rum_softc *sc = ni->ni_ic->ic_softc;
2735b2a76342SAdrian Chadd 	int ret;
273602ac6454SAndrew Thompson 
273702ac6454SAndrew Thompson 	RUM_LOCK(sc);
273802ac6454SAndrew Thompson 	/* prevent management frames from being sent if we're not ready */
27397a79cebfSGleb Smirnoff 	if (!sc->sc_running) {
2740b2a76342SAdrian Chadd 		ret = ENETDOWN;
2741b2a76342SAdrian Chadd 		goto bad;
274202ac6454SAndrew Thompson 	}
274396ca458fSAndrew Thompson 	if (sc->tx_nfree < RUM_TX_MINFREE) {
2744b2a76342SAdrian Chadd 		ret = EIO;
2745b2a76342SAdrian Chadd 		goto bad;
274602ac6454SAndrew Thompson 	}
274702ac6454SAndrew Thompson 
274802ac6454SAndrew Thompson 	if (params == NULL) {
274902ac6454SAndrew Thompson 		/*
275002ac6454SAndrew Thompson 		 * Legacy path; interpret frame contents to decide
275102ac6454SAndrew Thompson 		 * precisely how to send the frame.
275202ac6454SAndrew Thompson 		 */
2753b2a76342SAdrian Chadd 		if ((ret = rum_tx_mgt(sc, m, ni)) != 0)
275402ac6454SAndrew Thompson 			goto bad;
275502ac6454SAndrew Thompson 	} else {
275602ac6454SAndrew Thompson 		/*
275702ac6454SAndrew Thompson 		 * Caller supplied explicit parameters to use in
275802ac6454SAndrew Thompson 		 * sending the frame.
275902ac6454SAndrew Thompson 		 */
2760b2a76342SAdrian Chadd 		if ((ret = rum_tx_raw(sc, m, ni, params)) != 0)
276102ac6454SAndrew Thompson 			goto bad;
276202ac6454SAndrew Thompson 	}
276302ac6454SAndrew Thompson 	RUM_UNLOCK(sc);
276402ac6454SAndrew Thompson 
276502ac6454SAndrew Thompson 	return 0;
276602ac6454SAndrew Thompson bad:
276702ac6454SAndrew Thompson 	RUM_UNLOCK(sc);
2768b2a76342SAdrian Chadd 	m_freem(m);
276902ac6454SAndrew Thompson 	ieee80211_free_node(ni);
2770b2a76342SAdrian Chadd 	return ret;
277102ac6454SAndrew Thompson }
277202ac6454SAndrew Thompson 
277302ac6454SAndrew Thompson static void
2774b6108616SRui Paulo rum_ratectl_start(struct rum_softc *sc, struct ieee80211_node *ni)
277502ac6454SAndrew Thompson {
277602ac6454SAndrew Thompson 	struct ieee80211vap *vap = ni->ni_vap;
277702ac6454SAndrew Thompson 	struct rum_vap *rvp = RUM_VAP(vap);
277802ac6454SAndrew Thompson 
277902ac6454SAndrew Thompson 	/* clear statistic registers (STA_CSR0 to STA_CSR5) */
278002ac6454SAndrew Thompson 	rum_read_multi(sc, RT2573_STA_CSR0, sc->sta, sizeof sc->sta);
278102ac6454SAndrew Thompson 
2782b6108616SRui Paulo 	usb_callout_reset(&rvp->ratectl_ch, hz, rum_ratectl_timeout, rvp);
278302ac6454SAndrew Thompson }
278402ac6454SAndrew Thompson 
278502ac6454SAndrew Thompson static void
2786b6108616SRui Paulo rum_ratectl_timeout(void *arg)
278702ac6454SAndrew Thompson {
278802ac6454SAndrew Thompson 	struct rum_vap *rvp = arg;
27895efea30fSAndrew Thompson 	struct ieee80211vap *vap = &rvp->vap;
27905efea30fSAndrew Thompson 	struct ieee80211com *ic = vap->iv_ic;
279102ac6454SAndrew Thompson 
2792b6108616SRui Paulo 	ieee80211_runtask(ic, &rvp->ratectl_task);
279302ac6454SAndrew Thompson }
279402ac6454SAndrew Thompson 
279502ac6454SAndrew Thompson static void
2796b6108616SRui Paulo rum_ratectl_task(void *arg, int pending)
279702ac6454SAndrew Thompson {
27985efea30fSAndrew Thompson 	struct rum_vap *rvp = arg;
27995efea30fSAndrew Thompson 	struct ieee80211vap *vap = &rvp->vap;
2800*f4ac78a2SAdrian Chadd 	struct rum_softc *sc = vap->iv_ic->ic_softc;
28018d8bdb01SAndrew Thompson 	struct ieee80211_node *ni;
2802*f4ac78a2SAdrian Chadd 	int ok[3], fail;
2803*f4ac78a2SAdrian Chadd 	int sum, success, retrycnt;
280402ac6454SAndrew Thompson 
28055efea30fSAndrew Thompson 	RUM_LOCK(sc);
2806*f4ac78a2SAdrian Chadd 	/* read and clear statistic registers (STA_CSR0 to STA_CSR5) */
280702ac6454SAndrew Thompson 	rum_read_multi(sc, RT2573_STA_CSR0, sc->sta, sizeof(sc->sta));
280802ac6454SAndrew Thompson 
2809*f4ac78a2SAdrian Chadd 	ok[0] = (le32toh(sc->sta[4]) & 0xffff);	/* TX ok w/o retry */
2810*f4ac78a2SAdrian Chadd 	ok[1] = (le32toh(sc->sta[4]) >> 16);	/* TX ok w/ one retry */
2811*f4ac78a2SAdrian Chadd 	ok[2] = (le32toh(sc->sta[5]) & 0xffff);	/* TX ok w/ multiple retries */
281202ac6454SAndrew Thompson 	fail =  (le32toh(sc->sta[5]) >> 16);	/* TX retry-fail count */
281302ac6454SAndrew Thompson 
2814*f4ac78a2SAdrian Chadd 	success = ok[0] + ok[1] + ok[2];
2815*f4ac78a2SAdrian Chadd 	sum = success + fail;
2816*f4ac78a2SAdrian Chadd 	/* XXX at least */
2817*f4ac78a2SAdrian Chadd 	retrycnt = ok[1] + ok[2] * 2 + fail * (rvp->maxretry + 1);
2818*f4ac78a2SAdrian Chadd 
2819*f4ac78a2SAdrian Chadd 	if (sum != 0) {
28208d8bdb01SAndrew Thompson 		ni = ieee80211_ref_node(vap->iv_bss);
2821b6108616SRui Paulo 		ieee80211_ratectl_tx_update(vap, ni, &sum, &ok, &retrycnt);
2822b6108616SRui Paulo 		(void) ieee80211_ratectl_rate(ni, NULL, 0);
28238d8bdb01SAndrew Thompson 		ieee80211_free_node(ni);
2824*f4ac78a2SAdrian Chadd 	}
282502ac6454SAndrew Thompson 
28267a79cebfSGleb Smirnoff 	/* count TX retry-fail as Tx errors */
2827*f4ac78a2SAdrian Chadd 	if_inc_counter(vap->iv_ifp, IFCOUNTER_OERRORS, fail);
282802ac6454SAndrew Thompson 
2829b6108616SRui Paulo 	usb_callout_reset(&rvp->ratectl_ch, hz, rum_ratectl_timeout, rvp);
28305efea30fSAndrew Thompson 	RUM_UNLOCK(sc);
283102ac6454SAndrew Thompson }
283202ac6454SAndrew Thompson 
283302ac6454SAndrew Thompson static void
283402ac6454SAndrew Thompson rum_scan_start(struct ieee80211com *ic)
283502ac6454SAndrew Thompson {
2836d3fdd08cSAdrian Chadd 	struct rum_softc *sc = ic->ic_softc;
283702ac6454SAndrew Thompson 
283802ac6454SAndrew Thompson 	RUM_LOCK(sc);
28396d804321SAdrian Chadd 	rum_abort_tsf_sync(sc);
28407a79cebfSGleb Smirnoff 	rum_set_bssid(sc, ieee80211broadcastaddr);
284102ac6454SAndrew Thompson 	RUM_UNLOCK(sc);
284202ac6454SAndrew Thompson 
284302ac6454SAndrew Thompson }
284402ac6454SAndrew Thompson 
284502ac6454SAndrew Thompson static void
284602ac6454SAndrew Thompson rum_scan_end(struct ieee80211com *ic)
284702ac6454SAndrew Thompson {
2848d3fdd08cSAdrian Chadd 	struct rum_softc *sc = ic->ic_softc;
284902ac6454SAndrew Thompson 
285002ac6454SAndrew Thompson 	RUM_LOCK(sc);
285150a31b48SAdrian Chadd 	if (ic->ic_opmode != IEEE80211_M_AHDEMO)
28525efea30fSAndrew Thompson 		rum_enable_tsf_sync(sc);
285350a31b48SAdrian Chadd 	else
285450a31b48SAdrian Chadd 		rum_enable_tsf(sc);
28551ba67b11SAdrian Chadd 	rum_set_bssid(sc, sc->sc_bssid);
285602ac6454SAndrew Thompson 	RUM_UNLOCK(sc);
285702ac6454SAndrew Thompson 
285802ac6454SAndrew Thompson }
285902ac6454SAndrew Thompson 
286002ac6454SAndrew Thompson static void
286102ac6454SAndrew Thompson rum_set_channel(struct ieee80211com *ic)
286202ac6454SAndrew Thompson {
2863d3fdd08cSAdrian Chadd 	struct rum_softc *sc = ic->ic_softc;
286402ac6454SAndrew Thompson 
286502ac6454SAndrew Thompson 	RUM_LOCK(sc);
286602ac6454SAndrew Thompson 	rum_set_chan(sc, ic->ic_curchan);
28675efea30fSAndrew Thompson 	RUM_UNLOCK(sc);
286802ac6454SAndrew Thompson }
286902ac6454SAndrew Thompson 
287002ac6454SAndrew Thompson static int
287102ac6454SAndrew Thompson rum_get_rssi(struct rum_softc *sc, uint8_t raw)
287202ac6454SAndrew Thompson {
28737a79cebfSGleb Smirnoff 	struct ieee80211com *ic = &sc->sc_ic;
287402ac6454SAndrew Thompson 	int lna, agc, rssi;
287502ac6454SAndrew Thompson 
287602ac6454SAndrew Thompson 	lna = (raw >> 5) & 0x3;
287702ac6454SAndrew Thompson 	agc = raw & 0x1f;
287802ac6454SAndrew Thompson 
287902ac6454SAndrew Thompson 	if (lna == 0) {
288002ac6454SAndrew Thompson 		/*
288102ac6454SAndrew Thompson 		 * No RSSI mapping
288202ac6454SAndrew Thompson 		 *
288302ac6454SAndrew Thompson 		 * NB: Since RSSI is relative to noise floor, -1 is
288402ac6454SAndrew Thompson 		 *     adequate for caller to know error happened.
288502ac6454SAndrew Thompson 		 */
288602ac6454SAndrew Thompson 		return -1;
288702ac6454SAndrew Thompson 	}
288802ac6454SAndrew Thompson 
288902ac6454SAndrew Thompson 	rssi = (2 * agc) - RT2573_NOISE_FLOOR;
289002ac6454SAndrew Thompson 
289102ac6454SAndrew Thompson 	if (IEEE80211_IS_CHAN_2GHZ(ic->ic_curchan)) {
289202ac6454SAndrew Thompson 		rssi += sc->rssi_2ghz_corr;
289302ac6454SAndrew Thompson 
289402ac6454SAndrew Thompson 		if (lna == 1)
289502ac6454SAndrew Thompson 			rssi -= 64;
289602ac6454SAndrew Thompson 		else if (lna == 2)
289702ac6454SAndrew Thompson 			rssi -= 74;
289802ac6454SAndrew Thompson 		else if (lna == 3)
289902ac6454SAndrew Thompson 			rssi -= 90;
290002ac6454SAndrew Thompson 	} else {
290102ac6454SAndrew Thompson 		rssi += sc->rssi_5ghz_corr;
290202ac6454SAndrew Thompson 
290302ac6454SAndrew Thompson 		if (!sc->ext_5ghz_lna && lna != 1)
290402ac6454SAndrew Thompson 			rssi += 4;
290502ac6454SAndrew Thompson 
290602ac6454SAndrew Thompson 		if (lna == 1)
290702ac6454SAndrew Thompson 			rssi -= 64;
290802ac6454SAndrew Thompson 		else if (lna == 2)
290902ac6454SAndrew Thompson 			rssi -= 86;
291002ac6454SAndrew Thompson 		else if (lna == 3)
291102ac6454SAndrew Thompson 			rssi -= 100;
291202ac6454SAndrew Thompson 	}
291302ac6454SAndrew Thompson 	return rssi;
291402ac6454SAndrew Thompson }
291502ac6454SAndrew Thompson 
291602ac6454SAndrew Thompson static int
291702ac6454SAndrew Thompson rum_pause(struct rum_softc *sc, int timeout)
291802ac6454SAndrew Thompson {
291902ac6454SAndrew Thompson 
2920a593f6b8SAndrew Thompson 	usb_pause_mtx(&sc->sc_mtx, timeout);
292102ac6454SAndrew Thompson 	return (0);
292202ac6454SAndrew Thompson }
292302ac6454SAndrew Thompson 
292402ac6454SAndrew Thompson static device_method_t rum_methods[] = {
292502ac6454SAndrew Thompson 	/* Device interface */
292602ac6454SAndrew Thompson 	DEVMETHOD(device_probe,		rum_match),
292702ac6454SAndrew Thompson 	DEVMETHOD(device_attach,	rum_attach),
292802ac6454SAndrew Thompson 	DEVMETHOD(device_detach,	rum_detach),
2929645e4d17SHans Petter Selasky 	DEVMETHOD_END
293002ac6454SAndrew Thompson };
293102ac6454SAndrew Thompson 
293202ac6454SAndrew Thompson static driver_t rum_driver = {
293302ac6454SAndrew Thompson 	.name = "rum",
293402ac6454SAndrew Thompson 	.methods = rum_methods,
293502ac6454SAndrew Thompson 	.size = sizeof(struct rum_softc),
293602ac6454SAndrew Thompson };
293702ac6454SAndrew Thompson 
293802ac6454SAndrew Thompson static devclass_t rum_devclass;
293902ac6454SAndrew Thompson 
29409aef556dSAndrew Thompson DRIVER_MODULE(rum, uhub, rum_driver, rum_devclass, NULL, 0);
2941910cb8feSAndrew Thompson MODULE_DEPEND(rum, wlan, 1, 1, 1);
2942910cb8feSAndrew Thompson MODULE_DEPEND(rum, usb, 1, 1, 1);
2943910cb8feSAndrew Thompson MODULE_VERSION(rum, 1);
2944