xref: /freebsd/sys/dev/usb/wlan/if_run.c (revision 123af6ec70016f5556da5972d4d63c7d175c06d3)
1 /*-
2  * Copyright (c) 2008,2010 Damien Bergamini <damien.bergamini@free.fr>
3  * ported to FreeBSD by Akinori Furukoshi <moonlightakkiy@yahoo.ca>
4  * USB Consulting, Hans Petter Selasky <hselasky@freebsd.org>
5  * Copyright (c) 2013-2014 Kevin Lo
6  *
7  * Permission to use, copy, modify, and distribute this software for any
8  * purpose with or without fee is hereby granted, provided that the above
9  * copyright notice and this permission notice appear in all copies.
10  *
11  * THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL WARRANTIES
12  * WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF
13  * MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR
14  * ANY SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES
15  * WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN
16  * ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF
17  * OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE.
18  */
19 
20 #include <sys/cdefs.h>
21 __FBSDID("$FreeBSD$");
22 
23 /*-
24  * Ralink Technology RT2700U/RT2800U/RT3000U/RT3900E chipset driver.
25  * http://www.ralinktech.com/
26  */
27 
28 #include "opt_wlan.h"
29 
30 #include <sys/param.h>
31 #include <sys/sockio.h>
32 #include <sys/sysctl.h>
33 #include <sys/lock.h>
34 #include <sys/mutex.h>
35 #include <sys/mbuf.h>
36 #include <sys/kernel.h>
37 #include <sys/socket.h>
38 #include <sys/systm.h>
39 #include <sys/malloc.h>
40 #include <sys/module.h>
41 #include <sys/bus.h>
42 #include <sys/endian.h>
43 #include <sys/linker.h>
44 #include <sys/firmware.h>
45 #include <sys/kdb.h>
46 
47 #include <net/bpf.h>
48 #include <net/if.h>
49 #include <net/if_var.h>
50 #include <net/if_arp.h>
51 #include <net/ethernet.h>
52 #include <net/if_dl.h>
53 #include <net/if_media.h>
54 #include <net/if_types.h>
55 
56 #include <netinet/in.h>
57 #include <netinet/in_systm.h>
58 #include <netinet/in_var.h>
59 #include <netinet/if_ether.h>
60 #include <netinet/ip.h>
61 
62 #include <net80211/ieee80211_var.h>
63 #include <net80211/ieee80211_regdomain.h>
64 #include <net80211/ieee80211_radiotap.h>
65 #include <net80211/ieee80211_ratectl.h>
66 
67 #include <dev/usb/usb.h>
68 #include <dev/usb/usbdi.h>
69 #include "usbdevs.h"
70 
71 #define	USB_DEBUG_VAR	run_debug
72 #include <dev/usb/usb_debug.h>
73 #include <dev/usb/usb_msctest.h>
74 
75 #include <dev/usb/wlan/if_runreg.h>
76 #include <dev/usb/wlan/if_runvar.h>
77 
78 #ifdef	USB_DEBUG
79 #define	RUN_DEBUG
80 #endif
81 
82 #ifdef	RUN_DEBUG
83 int run_debug = 0;
84 static SYSCTL_NODE(_hw_usb, OID_AUTO, run, CTLFLAG_RW, 0, "USB run");
85 SYSCTL_INT(_hw_usb_run, OID_AUTO, debug, CTLFLAG_RWTUN, &run_debug, 0,
86     "run debug level");
87 
88 enum {
89 	RUN_DEBUG_XMIT		= 0x00000001,	/* basic xmit operation */
90 	RUN_DEBUG_XMIT_DESC	= 0x00000002,	/* xmit descriptors */
91 	RUN_DEBUG_RECV		= 0x00000004,	/* basic recv operation */
92 	RUN_DEBUG_RECV_DESC	= 0x00000008,	/* recv descriptors */
93 	RUN_DEBUG_STATE		= 0x00000010,	/* 802.11 state transitions */
94 	RUN_DEBUG_RATE		= 0x00000020,	/* rate adaptation */
95 	RUN_DEBUG_USB		= 0x00000040,	/* usb requests */
96 	RUN_DEBUG_FIRMWARE	= 0x00000080,	/* firmware(9) loading debug */
97 	RUN_DEBUG_BEACON	= 0x00000100,	/* beacon handling */
98 	RUN_DEBUG_INTR		= 0x00000200,	/* ISR */
99 	RUN_DEBUG_TEMP		= 0x00000400,	/* temperature calibration */
100 	RUN_DEBUG_ROM		= 0x00000800,	/* various ROM info */
101 	RUN_DEBUG_KEY		= 0x00001000,	/* crypto keys management */
102 	RUN_DEBUG_TXPWR		= 0x00002000,	/* dump Tx power values */
103 	RUN_DEBUG_RSSI		= 0x00004000,	/* dump RSSI lookups */
104 	RUN_DEBUG_RESET		= 0x00008000,	/* initialization progress */
105 	RUN_DEBUG_CALIB		= 0x00010000,	/* calibration progress */
106 	RUN_DEBUG_CMD		= 0x00020000,	/* command queue */
107 	RUN_DEBUG_ANY		= 0xffffffff
108 };
109 
110 #define RUN_DPRINTF(_sc, _m, ...) do {			\
111 	if (run_debug & (_m))				\
112 		device_printf((_sc)->sc_dev, __VA_ARGS__);	\
113 } while(0)
114 #else
115 #define RUN_DPRINTF(_sc, _m, ...)	do { (void) _sc; } while (0)
116 #endif
117 
118 #define	IEEE80211_HAS_ADDR4(wh)	IEEE80211_IS_DSTODS(wh)
119 
120 /*
121  * Because of LOR in run_key_delete(), use atomic instead.
122  * '& RUN_CMDQ_MASQ' is to loop cmdq[].
123  */
124 #define	RUN_CMDQ_GET(c)	(atomic_fetchadd_32((c), 1) & RUN_CMDQ_MASQ)
125 
126 static const STRUCT_USB_HOST_ID run_devs[] = {
127 #define	RUN_DEV(v,p)	{ USB_VP(USB_VENDOR_##v, USB_PRODUCT_##v##_##p) }
128 #define	RUN_DEV_EJECT(v,p)	\
129 	{ USB_VPI(USB_VENDOR_##v, USB_PRODUCT_##v##_##p, RUN_EJECT) }
130 #define	RUN_EJECT	1
131     RUN_DEV(ABOCOM,		RT2770),
132     RUN_DEV(ABOCOM,		RT2870),
133     RUN_DEV(ABOCOM,		RT3070),
134     RUN_DEV(ABOCOM,		RT3071),
135     RUN_DEV(ABOCOM,		RT3072),
136     RUN_DEV(ABOCOM2,		RT2870_1),
137     RUN_DEV(ACCTON,		RT2770),
138     RUN_DEV(ACCTON,		RT2870_1),
139     RUN_DEV(ACCTON,		RT2870_2),
140     RUN_DEV(ACCTON,		RT2870_3),
141     RUN_DEV(ACCTON,		RT2870_4),
142     RUN_DEV(ACCTON,		RT2870_5),
143     RUN_DEV(ACCTON,		RT3070),
144     RUN_DEV(ACCTON,		RT3070_1),
145     RUN_DEV(ACCTON,		RT3070_2),
146     RUN_DEV(ACCTON,		RT3070_3),
147     RUN_DEV(ACCTON,		RT3070_4),
148     RUN_DEV(ACCTON,		RT3070_5),
149     RUN_DEV(AIRTIES,		RT3070),
150     RUN_DEV(ALLWIN,		RT2070),
151     RUN_DEV(ALLWIN,		RT2770),
152     RUN_DEV(ALLWIN,		RT2870),
153     RUN_DEV(ALLWIN,		RT3070),
154     RUN_DEV(ALLWIN,		RT3071),
155     RUN_DEV(ALLWIN,		RT3072),
156     RUN_DEV(ALLWIN,		RT3572),
157     RUN_DEV(AMIGO,		RT2870_1),
158     RUN_DEV(AMIGO,		RT2870_2),
159     RUN_DEV(AMIT,		CGWLUSB2GNR),
160     RUN_DEV(AMIT,		RT2870_1),
161     RUN_DEV(AMIT2,		RT2870),
162     RUN_DEV(ASUS,		RT2870_1),
163     RUN_DEV(ASUS,		RT2870_2),
164     RUN_DEV(ASUS,		RT2870_3),
165     RUN_DEV(ASUS,		RT2870_4),
166     RUN_DEV(ASUS,		RT2870_5),
167     RUN_DEV(ASUS,		USBN13),
168     RUN_DEV(ASUS,		RT3070_1),
169     RUN_DEV(ASUS,		USBN66),
170     RUN_DEV(ASUS,		USB_N53),
171     RUN_DEV(ASUS2,		USBN11),
172     RUN_DEV(AZUREWAVE,		RT2870_1),
173     RUN_DEV(AZUREWAVE,		RT2870_2),
174     RUN_DEV(AZUREWAVE,		RT3070_1),
175     RUN_DEV(AZUREWAVE,		RT3070_2),
176     RUN_DEV(AZUREWAVE,		RT3070_3),
177     RUN_DEV(BELKIN,		F9L1103),
178     RUN_DEV(BELKIN,		F5D8053V3),
179     RUN_DEV(BELKIN,		F5D8055),
180     RUN_DEV(BELKIN,		F5D8055V2),
181     RUN_DEV(BELKIN,		F6D4050V1),
182     RUN_DEV(BELKIN,		F6D4050V2),
183     RUN_DEV(BELKIN,		RT2870_1),
184     RUN_DEV(BELKIN,		RT2870_2),
185     RUN_DEV(CISCOLINKSYS,	AE1000),
186     RUN_DEV(CISCOLINKSYS2,	RT3070),
187     RUN_DEV(CISCOLINKSYS3,	RT3070),
188     RUN_DEV(CONCEPTRONIC2,	RT2870_1),
189     RUN_DEV(CONCEPTRONIC2,	RT2870_2),
190     RUN_DEV(CONCEPTRONIC2,	RT2870_3),
191     RUN_DEV(CONCEPTRONIC2,	RT2870_4),
192     RUN_DEV(CONCEPTRONIC2,	RT2870_5),
193     RUN_DEV(CONCEPTRONIC2,	RT2870_6),
194     RUN_DEV(CONCEPTRONIC2,	RT2870_7),
195     RUN_DEV(CONCEPTRONIC2,	RT2870_8),
196     RUN_DEV(CONCEPTRONIC2,	RT3070_1),
197     RUN_DEV(CONCEPTRONIC2,	RT3070_2),
198     RUN_DEV(CONCEPTRONIC2,	VIGORN61),
199     RUN_DEV(COREGA,		CGWLUSB300GNM),
200     RUN_DEV(COREGA,		RT2870_1),
201     RUN_DEV(COREGA,		RT2870_2),
202     RUN_DEV(COREGA,		RT2870_3),
203     RUN_DEV(COREGA,		RT3070),
204     RUN_DEV(CYBERTAN,		RT2870),
205     RUN_DEV(DLINK,		RT2870),
206     RUN_DEV(DLINK,		RT3072),
207     RUN_DEV(DLINK,		DWA125A3),
208     RUN_DEV(DLINK,		DWA127),
209     RUN_DEV(DLINK,		DWA140B3),
210     RUN_DEV(DLINK,		DWA160B2),
211     RUN_DEV(DLINK,		DWA140D1),
212     RUN_DEV(DLINK,		DWA162),
213     RUN_DEV(DLINK2,		DWA130),
214     RUN_DEV(DLINK2,		RT2870_1),
215     RUN_DEV(DLINK2,		RT2870_2),
216     RUN_DEV(DLINK2,		RT3070_1),
217     RUN_DEV(DLINK2,		RT3070_2),
218     RUN_DEV(DLINK2,		RT3070_3),
219     RUN_DEV(DLINK2,		RT3070_4),
220     RUN_DEV(DLINK2,		RT3070_5),
221     RUN_DEV(DLINK2,		RT3072),
222     RUN_DEV(DLINK2,		RT3072_1),
223     RUN_DEV(EDIMAX,		EW7717),
224     RUN_DEV(EDIMAX,		EW7718),
225     RUN_DEV(EDIMAX,		EW7733UND),
226     RUN_DEV(EDIMAX,		RT2870_1),
227     RUN_DEV(ENCORE,		RT3070_1),
228     RUN_DEV(ENCORE,		RT3070_2),
229     RUN_DEV(ENCORE,		RT3070_3),
230     RUN_DEV(GIGABYTE,		GNWB31N),
231     RUN_DEV(GIGABYTE,		GNWB32L),
232     RUN_DEV(GIGABYTE,		RT2870_1),
233     RUN_DEV(GIGASET,		RT3070_1),
234     RUN_DEV(GIGASET,		RT3070_2),
235     RUN_DEV(GUILLEMOT,		HWNU300),
236     RUN_DEV(HAWKING,		HWUN2),
237     RUN_DEV(HAWKING,		RT2870_1),
238     RUN_DEV(HAWKING,		RT2870_2),
239     RUN_DEV(HAWKING,		RT3070),
240     RUN_DEV(IODATA,		RT3072_1),
241     RUN_DEV(IODATA,		RT3072_2),
242     RUN_DEV(IODATA,		RT3072_3),
243     RUN_DEV(IODATA,		RT3072_4),
244     RUN_DEV(LINKSYS4,		RT3070),
245     RUN_DEV(LINKSYS4,		WUSB100),
246     RUN_DEV(LINKSYS4,		WUSB54GCV3),
247     RUN_DEV(LINKSYS4,		WUSB600N),
248     RUN_DEV(LINKSYS4,		WUSB600NV2),
249     RUN_DEV(LOGITEC,		RT2870_1),
250     RUN_DEV(LOGITEC,		RT2870_2),
251     RUN_DEV(LOGITEC,		RT2870_3),
252     RUN_DEV(LOGITEC,		LANW300NU2),
253     RUN_DEV(LOGITEC,		LANW150NU2),
254     RUN_DEV(LOGITEC,		LANW300NU2S),
255     RUN_DEV(MELCO,		WLIUCG300HP),
256     RUN_DEV(MELCO,		RT2870_2),
257     RUN_DEV(MELCO,		WLIUCAG300N),
258     RUN_DEV(MELCO,		WLIUCG300N),
259     RUN_DEV(MELCO,		WLIUCG301N),
260     RUN_DEV(MELCO,		WLIUCGN),
261     RUN_DEV(MELCO,		WLIUCGNM),
262     RUN_DEV(MELCO,		WLIUCG300HPV1),
263     RUN_DEV(MELCO,		WLIUCGNM2),
264     RUN_DEV(MOTOROLA4,		RT2770),
265     RUN_DEV(MOTOROLA4,		RT3070),
266     RUN_DEV(MSI,		RT3070_1),
267     RUN_DEV(MSI,		RT3070_2),
268     RUN_DEV(MSI,		RT3070_3),
269     RUN_DEV(MSI,		RT3070_4),
270     RUN_DEV(MSI,		RT3070_5),
271     RUN_DEV(MSI,		RT3070_6),
272     RUN_DEV(MSI,		RT3070_7),
273     RUN_DEV(MSI,		RT3070_8),
274     RUN_DEV(MSI,		RT3070_9),
275     RUN_DEV(MSI,		RT3070_10),
276     RUN_DEV(MSI,		RT3070_11),
277     RUN_DEV(NETGEAR,		WNDA4100),
278     RUN_DEV(OVISLINK,		RT3072),
279     RUN_DEV(PARA,		RT3070),
280     RUN_DEV(PEGATRON,		RT2870),
281     RUN_DEV(PEGATRON,		RT3070),
282     RUN_DEV(PEGATRON,		RT3070_2),
283     RUN_DEV(PEGATRON,		RT3070_3),
284     RUN_DEV(PHILIPS,		RT2870),
285     RUN_DEV(PLANEX2,		GWUS300MINIS),
286     RUN_DEV(PLANEX2,		GWUSMICRON),
287     RUN_DEV(PLANEX2,		RT2870),
288     RUN_DEV(PLANEX2,		RT3070),
289     RUN_DEV(QCOM,		RT2870),
290     RUN_DEV(QUANTA,		RT3070),
291     RUN_DEV(RALINK,		RT2070),
292     RUN_DEV(RALINK,		RT2770),
293     RUN_DEV(RALINK,		RT2870),
294     RUN_DEV(RALINK,		RT3070),
295     RUN_DEV(RALINK,		RT3071),
296     RUN_DEV(RALINK,		RT3072),
297     RUN_DEV(RALINK,		RT3370),
298     RUN_DEV(RALINK,		RT3572),
299     RUN_DEV(RALINK,		RT3573),
300     RUN_DEV(RALINK,		RT5370),
301     RUN_DEV(RALINK,		RT5372),
302     RUN_DEV(RALINK,		RT5572),
303     RUN_DEV(RALINK,		RT8070),
304     RUN_DEV(SAMSUNG,		WIS09ABGN),
305     RUN_DEV(SAMSUNG2,		RT2870_1),
306     RUN_DEV(SENAO,		RT2870_1),
307     RUN_DEV(SENAO,		RT2870_2),
308     RUN_DEV(SENAO,		RT2870_3),
309     RUN_DEV(SENAO,		RT2870_4),
310     RUN_DEV(SENAO,		RT3070),
311     RUN_DEV(SENAO,		RT3071),
312     RUN_DEV(SENAO,		RT3072_1),
313     RUN_DEV(SENAO,		RT3072_2),
314     RUN_DEV(SENAO,		RT3072_3),
315     RUN_DEV(SENAO,		RT3072_4),
316     RUN_DEV(SENAO,		RT3072_5),
317     RUN_DEV(SITECOMEU,		RT2770),
318     RUN_DEV(SITECOMEU,		RT2870_1),
319     RUN_DEV(SITECOMEU,		RT2870_2),
320     RUN_DEV(SITECOMEU,		RT2870_3),
321     RUN_DEV(SITECOMEU,		RT2870_4),
322     RUN_DEV(SITECOMEU,		RT3070),
323     RUN_DEV(SITECOMEU,		RT3070_2),
324     RUN_DEV(SITECOMEU,		RT3070_3),
325     RUN_DEV(SITECOMEU,		RT3070_4),
326     RUN_DEV(SITECOMEU,		RT3071),
327     RUN_DEV(SITECOMEU,		RT3072_1),
328     RUN_DEV(SITECOMEU,		RT3072_2),
329     RUN_DEV(SITECOMEU,		RT3072_3),
330     RUN_DEV(SITECOMEU,		RT3072_4),
331     RUN_DEV(SITECOMEU,		RT3072_5),
332     RUN_DEV(SITECOMEU,		RT3072_6),
333     RUN_DEV(SITECOMEU,		WL608),
334     RUN_DEV(SPARKLAN,		RT2870_1),
335     RUN_DEV(SPARKLAN,		RT3070),
336     RUN_DEV(SWEEX2,		LW153),
337     RUN_DEV(SWEEX2,		LW303),
338     RUN_DEV(SWEEX2,		LW313),
339     RUN_DEV(TOSHIBA,		RT3070),
340     RUN_DEV(UMEDIA,		RT2870_1),
341     RUN_DEV(ZCOM,		RT2870_1),
342     RUN_DEV(ZCOM,		RT2870_2),
343     RUN_DEV(ZINWELL,		RT2870_1),
344     RUN_DEV(ZINWELL,		RT2870_2),
345     RUN_DEV(ZINWELL,		RT3070),
346     RUN_DEV(ZINWELL,		RT3072_1),
347     RUN_DEV(ZINWELL,		RT3072_2),
348     RUN_DEV(ZYXEL,		RT2870_1),
349     RUN_DEV(ZYXEL,		RT2870_2),
350     RUN_DEV(ZYXEL,		RT3070),
351     RUN_DEV_EJECT(ZYXEL,	NWD2705),
352     RUN_DEV_EJECT(RALINK,	RT_STOR),
353 #undef RUN_DEV_EJECT
354 #undef RUN_DEV
355 };
356 
357 static device_probe_t	run_match;
358 static device_attach_t	run_attach;
359 static device_detach_t	run_detach;
360 
361 static usb_callback_t	run_bulk_rx_callback;
362 static usb_callback_t	run_bulk_tx_callback0;
363 static usb_callback_t	run_bulk_tx_callback1;
364 static usb_callback_t	run_bulk_tx_callback2;
365 static usb_callback_t	run_bulk_tx_callback3;
366 static usb_callback_t	run_bulk_tx_callback4;
367 static usb_callback_t	run_bulk_tx_callback5;
368 
369 static void	run_autoinst(void *, struct usb_device *,
370 		    struct usb_attach_arg *);
371 static int	run_driver_loaded(struct module *, int, void *);
372 static void	run_bulk_tx_callbackN(struct usb_xfer *xfer,
373 		    usb_error_t error, u_int index);
374 static struct ieee80211vap *run_vap_create(struct ieee80211com *,
375 		    const char [IFNAMSIZ], int, enum ieee80211_opmode, int,
376 		    const uint8_t [IEEE80211_ADDR_LEN],
377 		    const uint8_t [IEEE80211_ADDR_LEN]);
378 static void	run_vap_delete(struct ieee80211vap *);
379 static void	run_cmdq_cb(void *, int);
380 static void	run_setup_tx_list(struct run_softc *,
381 		    struct run_endpoint_queue *);
382 static void	run_unsetup_tx_list(struct run_softc *,
383 		    struct run_endpoint_queue *);
384 static int	run_load_microcode(struct run_softc *);
385 static int	run_reset(struct run_softc *);
386 static usb_error_t run_do_request(struct run_softc *,
387 		    struct usb_device_request *, void *);
388 static int	run_read(struct run_softc *, uint16_t, uint32_t *);
389 static int	run_read_region_1(struct run_softc *, uint16_t, uint8_t *, int);
390 static int	run_write_2(struct run_softc *, uint16_t, uint16_t);
391 static int	run_write(struct run_softc *, uint16_t, uint32_t);
392 static int	run_write_region_1(struct run_softc *, uint16_t,
393 		    const uint8_t *, int);
394 static int	run_set_region_4(struct run_softc *, uint16_t, uint32_t, int);
395 static int	run_efuse_read(struct run_softc *, uint16_t, uint16_t *, int);
396 static int	run_efuse_read_2(struct run_softc *, uint16_t, uint16_t *);
397 static int	run_eeprom_read_2(struct run_softc *, uint16_t, uint16_t *);
398 static int	run_rt2870_rf_write(struct run_softc *, uint32_t);
399 static int	run_rt3070_rf_read(struct run_softc *, uint8_t, uint8_t *);
400 static int	run_rt3070_rf_write(struct run_softc *, uint8_t, uint8_t);
401 static int	run_bbp_read(struct run_softc *, uint8_t, uint8_t *);
402 static int	run_bbp_write(struct run_softc *, uint8_t, uint8_t);
403 static int	run_mcu_cmd(struct run_softc *, uint8_t, uint16_t);
404 static const char *run_get_rf(uint16_t);
405 static void	run_rt3593_get_txpower(struct run_softc *);
406 static void	run_get_txpower(struct run_softc *);
407 static int	run_read_eeprom(struct run_softc *);
408 static struct ieee80211_node *run_node_alloc(struct ieee80211vap *,
409 			    const uint8_t mac[IEEE80211_ADDR_LEN]);
410 static int	run_media_change(struct ifnet *);
411 static int	run_newstate(struct ieee80211vap *, enum ieee80211_state, int);
412 static int	run_wme_update(struct ieee80211com *);
413 static void	run_key_set_cb(void *);
414 static int	run_key_set(struct ieee80211vap *, struct ieee80211_key *);
415 static void	run_key_delete_cb(void *);
416 static int	run_key_delete(struct ieee80211vap *, struct ieee80211_key *);
417 static void	run_ratectl_to(void *);
418 static void	run_ratectl_cb(void *, int);
419 static void	run_drain_fifo(void *);
420 static void	run_iter_func(void *, struct ieee80211_node *);
421 static void	run_newassoc_cb(void *);
422 static void	run_newassoc(struct ieee80211_node *, int);
423 static void	run_recv_mgmt(struct ieee80211_node *, struct mbuf *, int,
424 		    const struct ieee80211_rx_stats *, int, int);
425 static void	run_rx_frame(struct run_softc *, struct mbuf *, uint32_t);
426 static void	run_tx_free(struct run_endpoint_queue *pq,
427 		    struct run_tx_data *, int);
428 static void	run_set_tx_desc(struct run_softc *, struct run_tx_data *);
429 static int	run_tx(struct run_softc *, struct mbuf *,
430 		    struct ieee80211_node *);
431 static int	run_tx_mgt(struct run_softc *, struct mbuf *,
432 		    struct ieee80211_node *);
433 static int	run_sendprot(struct run_softc *, const struct mbuf *,
434 		    struct ieee80211_node *, int, int);
435 static int	run_tx_param(struct run_softc *, struct mbuf *,
436 		    struct ieee80211_node *,
437 		    const struct ieee80211_bpf_params *);
438 static int	run_raw_xmit(struct ieee80211_node *, struct mbuf *,
439 		    const struct ieee80211_bpf_params *);
440 static int	run_transmit(struct ieee80211com *, struct mbuf *);
441 static void	run_start(struct run_softc *);
442 static void	run_parent(struct ieee80211com *);
443 static void	run_iq_calib(struct run_softc *, u_int);
444 static void	run_set_agc(struct run_softc *, uint8_t);
445 static void	run_select_chan_group(struct run_softc *, int);
446 static void	run_set_rx_antenna(struct run_softc *, int);
447 static void	run_rt2870_set_chan(struct run_softc *, u_int);
448 static void	run_rt3070_set_chan(struct run_softc *, u_int);
449 static void	run_rt3572_set_chan(struct run_softc *, u_int);
450 static void	run_rt3593_set_chan(struct run_softc *, u_int);
451 static void	run_rt5390_set_chan(struct run_softc *, u_int);
452 static void	run_rt5592_set_chan(struct run_softc *, u_int);
453 static int	run_set_chan(struct run_softc *, struct ieee80211_channel *);
454 static void	run_set_channel(struct ieee80211com *);
455 static void	run_getradiocaps(struct ieee80211com *, int, int *,
456 		    struct ieee80211_channel[]);
457 static void	run_scan_start(struct ieee80211com *);
458 static void	run_scan_end(struct ieee80211com *);
459 static void	run_update_beacon(struct ieee80211vap *, int);
460 static void	run_update_beacon_cb(void *);
461 static void	run_updateprot(struct ieee80211com *);
462 static void	run_updateprot_cb(void *);
463 static void	run_usb_timeout_cb(void *);
464 static void	run_reset_livelock(struct run_softc *);
465 static void	run_enable_tsf_sync(struct run_softc *);
466 static void	run_enable_tsf(struct run_softc *);
467 static void	run_get_tsf(struct run_softc *, uint64_t *);
468 static void	run_enable_mrr(struct run_softc *);
469 static void	run_set_txpreamble(struct run_softc *);
470 static void	run_set_basicrates(struct run_softc *);
471 static void	run_set_leds(struct run_softc *, uint16_t);
472 static void	run_set_bssid(struct run_softc *, const uint8_t *);
473 static void	run_set_macaddr(struct run_softc *, const uint8_t *);
474 static void	run_updateslot(struct ieee80211com *);
475 static void	run_updateslot_cb(void *);
476 static void	run_update_mcast(struct ieee80211com *);
477 static int8_t	run_rssi2dbm(struct run_softc *, uint8_t, uint8_t);
478 static void	run_update_promisc_locked(struct run_softc *);
479 static void	run_update_promisc(struct ieee80211com *);
480 static void	run_rt5390_bbp_init(struct run_softc *);
481 static int	run_bbp_init(struct run_softc *);
482 static int	run_rt3070_rf_init(struct run_softc *);
483 static void	run_rt3593_rf_init(struct run_softc *);
484 static void	run_rt5390_rf_init(struct run_softc *);
485 static int	run_rt3070_filter_calib(struct run_softc *, uint8_t, uint8_t,
486 		    uint8_t *);
487 static void	run_rt3070_rf_setup(struct run_softc *);
488 static void	run_rt3593_rf_setup(struct run_softc *);
489 static void	run_rt5390_rf_setup(struct run_softc *);
490 static int	run_txrx_enable(struct run_softc *);
491 static void	run_adjust_freq_offset(struct run_softc *);
492 static void	run_init_locked(struct run_softc *);
493 static void	run_stop(void *);
494 static void	run_delay(struct run_softc *, u_int);
495 
496 static eventhandler_tag run_etag;
497 
498 static const struct rt2860_rate {
499 	uint8_t		rate;
500 	uint8_t		mcs;
501 	enum		ieee80211_phytype phy;
502 	uint8_t		ctl_ridx;
503 	uint16_t	sp_ack_dur;
504 	uint16_t	lp_ack_dur;
505 } rt2860_rates[] = {
506 	{   2, 0, IEEE80211_T_DS,   0, 314, 314 },
507 	{   4, 1, IEEE80211_T_DS,   1, 258, 162 },
508 	{  11, 2, IEEE80211_T_DS,   2, 223, 127 },
509 	{  22, 3, IEEE80211_T_DS,   3, 213, 117 },
510 	{  12, 0, IEEE80211_T_OFDM, 4,  60,  60 },
511 	{  18, 1, IEEE80211_T_OFDM, 4,  52,  52 },
512 	{  24, 2, IEEE80211_T_OFDM, 6,  48,  48 },
513 	{  36, 3, IEEE80211_T_OFDM, 6,  44,  44 },
514 	{  48, 4, IEEE80211_T_OFDM, 8,  44,  44 },
515 	{  72, 5, IEEE80211_T_OFDM, 8,  40,  40 },
516 	{  96, 6, IEEE80211_T_OFDM, 8,  40,  40 },
517 	{ 108, 7, IEEE80211_T_OFDM, 8,  40,  40 }
518 };
519 
520 static const struct {
521 	uint16_t	reg;
522 	uint32_t	val;
523 } rt2870_def_mac[] = {
524 	RT2870_DEF_MAC
525 };
526 
527 static const struct {
528 	uint8_t	reg;
529 	uint8_t	val;
530 } rt2860_def_bbp[] = {
531 	RT2860_DEF_BBP
532 },rt5390_def_bbp[] = {
533 	RT5390_DEF_BBP
534 },rt5592_def_bbp[] = {
535 	RT5592_DEF_BBP
536 };
537 
538 /*
539  * Default values for BBP register R196 for RT5592.
540  */
541 static const uint8_t rt5592_bbp_r196[] = {
542 	0xe0, 0x1f, 0x38, 0x32, 0x08, 0x28, 0x19, 0x0a, 0xff, 0x00,
543 	0x16, 0x10, 0x10, 0x0b, 0x36, 0x2c, 0x26, 0x24, 0x42, 0x36,
544 	0x30, 0x2d, 0x4c, 0x46, 0x3d, 0x40, 0x3e, 0x42, 0x3d, 0x40,
545 	0x3c, 0x34, 0x2c, 0x2f, 0x3c, 0x35, 0x2e, 0x2a, 0x49, 0x41,
546 	0x36, 0x31, 0x30, 0x30, 0x0e, 0x0d, 0x28, 0x21, 0x1c, 0x16,
547 	0x50, 0x4a, 0x43, 0x40, 0x10, 0x10, 0x10, 0x10, 0x00, 0x00,
548 	0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
549 	0x00, 0x00, 0x7d, 0x14, 0x32, 0x2c, 0x36, 0x4c, 0x43, 0x2c,
550 	0x2e, 0x36, 0x30, 0x6e
551 };
552 
553 static const struct rfprog {
554 	uint8_t		chan;
555 	uint32_t	r1, r2, r3, r4;
556 } rt2860_rf2850[] = {
557 	RT2860_RF2850
558 };
559 
560 struct {
561 	uint8_t	n, r, k;
562 } rt3070_freqs[] = {
563 	RT3070_RF3052
564 };
565 
566 static const struct rt5592_freqs {
567 	uint16_t	n;
568 	uint8_t		k, m, r;
569 } rt5592_freqs_20mhz[] = {
570 	RT5592_RF5592_20MHZ
571 },rt5592_freqs_40mhz[] = {
572 	RT5592_RF5592_40MHZ
573 };
574 
575 static const struct {
576 	uint8_t	reg;
577 	uint8_t	val;
578 } rt3070_def_rf[] = {
579 	RT3070_DEF_RF
580 },rt3572_def_rf[] = {
581 	RT3572_DEF_RF
582 },rt3593_def_rf[] = {
583 	RT3593_DEF_RF
584 },rt5390_def_rf[] = {
585 	RT5390_DEF_RF
586 },rt5392_def_rf[] = {
587 	RT5392_DEF_RF
588 },rt5592_def_rf[] = {
589 	RT5592_DEF_RF
590 },rt5592_2ghz_def_rf[] = {
591 	RT5592_2GHZ_DEF_RF
592 },rt5592_5ghz_def_rf[] = {
593 	RT5592_5GHZ_DEF_RF
594 };
595 
596 static const struct {
597 	u_int	firstchan;
598 	u_int	lastchan;
599 	uint8_t	reg;
600 	uint8_t	val;
601 } rt5592_chan_5ghz[] = {
602 	RT5592_CHAN_5GHZ
603 };
604 
605 static const struct usb_config run_config[RUN_N_XFER] = {
606     [RUN_BULK_TX_BE] = {
607 	.type = UE_BULK,
608 	.endpoint = UE_ADDR_ANY,
609 	.ep_index = 0,
610 	.direction = UE_DIR_OUT,
611 	.bufsize = RUN_MAX_TXSZ,
612 	.flags = {.pipe_bof = 1,.force_short_xfer = 1,},
613 	.callback = run_bulk_tx_callback0,
614 	.timeout = 5000,	/* ms */
615     },
616     [RUN_BULK_TX_BK] = {
617 	.type = UE_BULK,
618 	.endpoint = UE_ADDR_ANY,
619 	.direction = UE_DIR_OUT,
620 	.ep_index = 1,
621 	.bufsize = RUN_MAX_TXSZ,
622 	.flags = {.pipe_bof = 1,.force_short_xfer = 1,},
623 	.callback = run_bulk_tx_callback1,
624 	.timeout = 5000,	/* ms */
625     },
626     [RUN_BULK_TX_VI] = {
627 	.type = UE_BULK,
628 	.endpoint = UE_ADDR_ANY,
629 	.direction = UE_DIR_OUT,
630 	.ep_index = 2,
631 	.bufsize = RUN_MAX_TXSZ,
632 	.flags = {.pipe_bof = 1,.force_short_xfer = 1,},
633 	.callback = run_bulk_tx_callback2,
634 	.timeout = 5000,	/* ms */
635     },
636     [RUN_BULK_TX_VO] = {
637 	.type = UE_BULK,
638 	.endpoint = UE_ADDR_ANY,
639 	.direction = UE_DIR_OUT,
640 	.ep_index = 3,
641 	.bufsize = RUN_MAX_TXSZ,
642 	.flags = {.pipe_bof = 1,.force_short_xfer = 1,},
643 	.callback = run_bulk_tx_callback3,
644 	.timeout = 5000,	/* ms */
645     },
646     [RUN_BULK_TX_HCCA] = {
647 	.type = UE_BULK,
648 	.endpoint = UE_ADDR_ANY,
649 	.direction = UE_DIR_OUT,
650 	.ep_index = 4,
651 	.bufsize = RUN_MAX_TXSZ,
652 	.flags = {.pipe_bof = 1,.force_short_xfer = 1,.no_pipe_ok = 1,},
653 	.callback = run_bulk_tx_callback4,
654 	.timeout = 5000,	/* ms */
655     },
656     [RUN_BULK_TX_PRIO] = {
657 	.type = UE_BULK,
658 	.endpoint = UE_ADDR_ANY,
659 	.direction = UE_DIR_OUT,
660 	.ep_index = 5,
661 	.bufsize = RUN_MAX_TXSZ,
662 	.flags = {.pipe_bof = 1,.force_short_xfer = 1,.no_pipe_ok = 1,},
663 	.callback = run_bulk_tx_callback5,
664 	.timeout = 5000,	/* ms */
665     },
666     [RUN_BULK_RX] = {
667 	.type = UE_BULK,
668 	.endpoint = UE_ADDR_ANY,
669 	.direction = UE_DIR_IN,
670 	.bufsize = RUN_MAX_RXSZ,
671 	.flags = {.pipe_bof = 1,.short_xfer_ok = 1,},
672 	.callback = run_bulk_rx_callback,
673     }
674 };
675 
676 static void
677 run_autoinst(void *arg, struct usb_device *udev,
678     struct usb_attach_arg *uaa)
679 {
680 	struct usb_interface *iface;
681 	struct usb_interface_descriptor *id;
682 
683 	if (uaa->dev_state != UAA_DEV_READY)
684 		return;
685 
686 	iface = usbd_get_iface(udev, 0);
687 	if (iface == NULL)
688 		return;
689 	id = iface->idesc;
690 	if (id == NULL || id->bInterfaceClass != UICLASS_MASS)
691 		return;
692 	if (usbd_lookup_id_by_uaa(run_devs, sizeof(run_devs), uaa))
693 		return;
694 
695 	if (usb_msc_eject(udev, 0, MSC_EJECT_STOPUNIT) == 0)
696 		uaa->dev_state = UAA_DEV_EJECTING;
697 }
698 
699 static int
700 run_driver_loaded(struct module *mod, int what, void *arg)
701 {
702 	switch (what) {
703 	case MOD_LOAD:
704 		run_etag = EVENTHANDLER_REGISTER(usb_dev_configured,
705 		    run_autoinst, NULL, EVENTHANDLER_PRI_ANY);
706 		break;
707 	case MOD_UNLOAD:
708 		EVENTHANDLER_DEREGISTER(usb_dev_configured, run_etag);
709 		break;
710 	default:
711 		return (EOPNOTSUPP);
712 	}
713 	return (0);
714 }
715 
716 static int
717 run_match(device_t self)
718 {
719 	struct usb_attach_arg *uaa = device_get_ivars(self);
720 
721 	if (uaa->usb_mode != USB_MODE_HOST)
722 		return (ENXIO);
723 	if (uaa->info.bConfigIndex != 0)
724 		return (ENXIO);
725 	if (uaa->info.bIfaceIndex != RT2860_IFACE_INDEX)
726 		return (ENXIO);
727 
728 	return (usbd_lookup_id_by_uaa(run_devs, sizeof(run_devs), uaa));
729 }
730 
731 static int
732 run_attach(device_t self)
733 {
734 	struct run_softc *sc = device_get_softc(self);
735 	struct usb_attach_arg *uaa = device_get_ivars(self);
736 	struct ieee80211com *ic = &sc->sc_ic;
737 	uint32_t ver;
738 	uint8_t iface_index;
739 	int ntries, error;
740 
741 	device_set_usb_desc(self);
742 	sc->sc_udev = uaa->device;
743 	sc->sc_dev = self;
744 	if (USB_GET_DRIVER_INFO(uaa) != RUN_EJECT)
745 		sc->sc_flags |= RUN_FLAG_FWLOAD_NEEDED;
746 
747 	mtx_init(&sc->sc_mtx, device_get_nameunit(sc->sc_dev),
748 	    MTX_NETWORK_LOCK, MTX_DEF);
749 	mbufq_init(&sc->sc_snd, ifqmaxlen);
750 
751 	iface_index = RT2860_IFACE_INDEX;
752 
753 	error = usbd_transfer_setup(uaa->device, &iface_index,
754 	    sc->sc_xfer, run_config, RUN_N_XFER, sc, &sc->sc_mtx);
755 	if (error) {
756 		device_printf(self, "could not allocate USB transfers, "
757 		    "err=%s\n", usbd_errstr(error));
758 		goto detach;
759 	}
760 
761 	RUN_LOCK(sc);
762 
763 	/* wait for the chip to settle */
764 	for (ntries = 0; ntries < 100; ntries++) {
765 		if (run_read(sc, RT2860_ASIC_VER_ID, &ver) != 0) {
766 			RUN_UNLOCK(sc);
767 			goto detach;
768 		}
769 		if (ver != 0 && ver != 0xffffffff)
770 			break;
771 		run_delay(sc, 10);
772 	}
773 	if (ntries == 100) {
774 		device_printf(sc->sc_dev,
775 		    "timeout waiting for NIC to initialize\n");
776 		RUN_UNLOCK(sc);
777 		goto detach;
778 	}
779 	sc->mac_ver = ver >> 16;
780 	sc->mac_rev = ver & 0xffff;
781 
782 	/* retrieve RF rev. no and various other things from EEPROM */
783 	run_read_eeprom(sc);
784 
785 	device_printf(sc->sc_dev,
786 	    "MAC/BBP RT%04X (rev 0x%04X), RF %s (MIMO %dT%dR), address %s\n",
787 	    sc->mac_ver, sc->mac_rev, run_get_rf(sc->rf_rev),
788 	    sc->ntxchains, sc->nrxchains, ether_sprintf(ic->ic_macaddr));
789 
790 	RUN_UNLOCK(sc);
791 
792 	ic->ic_softc = sc;
793 	ic->ic_name = device_get_nameunit(self);
794 	ic->ic_phytype = IEEE80211_T_OFDM;	/* not only, but not used */
795 	ic->ic_opmode = IEEE80211_M_STA;	/* default to BSS mode */
796 
797 	/* set device capabilities */
798 	ic->ic_caps =
799 	    IEEE80211_C_STA |		/* station mode supported */
800 	    IEEE80211_C_MONITOR |	/* monitor mode supported */
801 	    IEEE80211_C_IBSS |
802 	    IEEE80211_C_HOSTAP |
803 	    IEEE80211_C_WDS |		/* 4-address traffic works */
804 	    IEEE80211_C_MBSS |
805 	    IEEE80211_C_SHPREAMBLE |	/* short preamble supported */
806 	    IEEE80211_C_SHSLOT |	/* short slot time supported */
807 	    IEEE80211_C_WME |		/* WME */
808 	    IEEE80211_C_WPA;		/* WPA1|WPA2(RSN) */
809 
810 	ic->ic_cryptocaps =
811 	    IEEE80211_CRYPTO_WEP |
812 	    IEEE80211_CRYPTO_AES_CCM |
813 	    IEEE80211_CRYPTO_TKIPMIC |
814 	    IEEE80211_CRYPTO_TKIP;
815 
816 	ic->ic_flags |= IEEE80211_F_DATAPAD;
817 	ic->ic_flags_ext |= IEEE80211_FEXT_SWBMISS;
818 
819 	run_getradiocaps(ic, IEEE80211_CHAN_MAX, &ic->ic_nchans,
820 	    ic->ic_channels);
821 
822 	ieee80211_ifattach(ic);
823 
824 	ic->ic_scan_start = run_scan_start;
825 	ic->ic_scan_end = run_scan_end;
826 	ic->ic_set_channel = run_set_channel;
827 	ic->ic_getradiocaps = run_getradiocaps;
828 	ic->ic_node_alloc = run_node_alloc;
829 	ic->ic_newassoc = run_newassoc;
830 	ic->ic_updateslot = run_updateslot;
831 	ic->ic_update_mcast = run_update_mcast;
832 	ic->ic_wme.wme_update = run_wme_update;
833 	ic->ic_raw_xmit = run_raw_xmit;
834 	ic->ic_update_promisc = run_update_promisc;
835 	ic->ic_vap_create = run_vap_create;
836 	ic->ic_vap_delete = run_vap_delete;
837 	ic->ic_transmit = run_transmit;
838 	ic->ic_parent = run_parent;
839 
840 	ieee80211_radiotap_attach(ic,
841 	    &sc->sc_txtap.wt_ihdr, sizeof(sc->sc_txtap),
842 		RUN_TX_RADIOTAP_PRESENT,
843 	    &sc->sc_rxtap.wr_ihdr, sizeof(sc->sc_rxtap),
844 		RUN_RX_RADIOTAP_PRESENT);
845 
846 	TASK_INIT(&sc->cmdq_task, 0, run_cmdq_cb, sc);
847 	TASK_INIT(&sc->ratectl_task, 0, run_ratectl_cb, sc);
848 	usb_callout_init_mtx(&sc->ratectl_ch, &sc->sc_mtx, 0);
849 
850 	if (bootverbose)
851 		ieee80211_announce(ic);
852 
853 	return (0);
854 
855 detach:
856 	run_detach(self);
857 	return (ENXIO);
858 }
859 
860 static void
861 run_drain_mbufq(struct run_softc *sc)
862 {
863 	struct mbuf *m;
864 	struct ieee80211_node *ni;
865 
866 	RUN_LOCK_ASSERT(sc, MA_OWNED);
867 	while ((m = mbufq_dequeue(&sc->sc_snd)) != NULL) {
868 		ni = (struct ieee80211_node *)m->m_pkthdr.rcvif;
869 		m->m_pkthdr.rcvif = NULL;
870 		ieee80211_free_node(ni);
871 		m_freem(m);
872 	}
873 }
874 
875 static int
876 run_detach(device_t self)
877 {
878 	struct run_softc *sc = device_get_softc(self);
879 	struct ieee80211com *ic = &sc->sc_ic;
880 	int i;
881 
882 	RUN_LOCK(sc);
883 	sc->sc_detached = 1;
884 	RUN_UNLOCK(sc);
885 
886 	/* stop all USB transfers */
887 	usbd_transfer_unsetup(sc->sc_xfer, RUN_N_XFER);
888 
889 	RUN_LOCK(sc);
890 	sc->ratectl_run = RUN_RATECTL_OFF;
891 	sc->cmdq_run = sc->cmdq_key_set = RUN_CMDQ_ABORT;
892 
893 	/* free TX list, if any */
894 	for (i = 0; i != RUN_EP_QUEUES; i++)
895 		run_unsetup_tx_list(sc, &sc->sc_epq[i]);
896 
897 	/* Free TX queue */
898 	run_drain_mbufq(sc);
899 	RUN_UNLOCK(sc);
900 
901 	if (sc->sc_ic.ic_softc == sc) {
902 		/* drain tasks */
903 		usb_callout_drain(&sc->ratectl_ch);
904 		ieee80211_draintask(ic, &sc->cmdq_task);
905 		ieee80211_draintask(ic, &sc->ratectl_task);
906 		ieee80211_ifdetach(ic);
907 	}
908 
909 	mtx_destroy(&sc->sc_mtx);
910 
911 	return (0);
912 }
913 
914 static struct ieee80211vap *
915 run_vap_create(struct ieee80211com *ic, const char name[IFNAMSIZ], int unit,
916     enum ieee80211_opmode opmode, int flags,
917     const uint8_t bssid[IEEE80211_ADDR_LEN],
918     const uint8_t mac[IEEE80211_ADDR_LEN])
919 {
920 	struct run_softc *sc = ic->ic_softc;
921 	struct run_vap *rvp;
922 	struct ieee80211vap *vap;
923 	int i;
924 
925 	if (sc->rvp_cnt >= RUN_VAP_MAX) {
926 		device_printf(sc->sc_dev, "number of VAPs maxed out\n");
927 		return (NULL);
928 	}
929 
930 	switch (opmode) {
931 	case IEEE80211_M_STA:
932 		/* enable s/w bmiss handling for sta mode */
933 		flags |= IEEE80211_CLONE_NOBEACONS;
934 		/* fall though */
935 	case IEEE80211_M_IBSS:
936 	case IEEE80211_M_MONITOR:
937 	case IEEE80211_M_HOSTAP:
938 	case IEEE80211_M_MBSS:
939 		/* other than WDS vaps, only one at a time */
940 		if (!TAILQ_EMPTY(&ic->ic_vaps))
941 			return (NULL);
942 		break;
943 	case IEEE80211_M_WDS:
944 		TAILQ_FOREACH(vap, &ic->ic_vaps, iv_next){
945 			if(vap->iv_opmode != IEEE80211_M_HOSTAP)
946 				continue;
947 			/* WDS vap's always share the local mac address. */
948 			flags &= ~IEEE80211_CLONE_BSSID;
949 			break;
950 		}
951 		if (vap == NULL) {
952 			device_printf(sc->sc_dev,
953 			    "wds only supported in ap mode\n");
954 			return (NULL);
955 		}
956 		break;
957 	default:
958 		device_printf(sc->sc_dev, "unknown opmode %d\n", opmode);
959 		return (NULL);
960 	}
961 
962 	rvp = malloc(sizeof(struct run_vap), M_80211_VAP, M_WAITOK | M_ZERO);
963 	vap = &rvp->vap;
964 
965 	if (ieee80211_vap_setup(ic, vap, name, unit, opmode, flags,
966 	    bssid) != 0) {
967 		/* out of memory */
968 		free(rvp, M_80211_VAP);
969 		return (NULL);
970 	}
971 
972 	vap->iv_update_beacon = run_update_beacon;
973 	vap->iv_max_aid = RT2870_WCID_MAX;
974 	/*
975 	 * To delete the right key from h/w, we need wcid.
976 	 * Luckily, there is unused space in ieee80211_key{}, wk_pad,
977 	 * and matching wcid will be written into there. So, cast
978 	 * some spells to remove 'const' from ieee80211_key{}
979 	 */
980 	vap->iv_key_delete = (void *)run_key_delete;
981 	vap->iv_key_set = (void *)run_key_set;
982 
983 	/* override state transition machine */
984 	rvp->newstate = vap->iv_newstate;
985 	vap->iv_newstate = run_newstate;
986 	if (opmode == IEEE80211_M_IBSS) {
987 		rvp->recv_mgmt = vap->iv_recv_mgmt;
988 		vap->iv_recv_mgmt = run_recv_mgmt;
989 	}
990 
991 	ieee80211_ratectl_init(vap);
992 	ieee80211_ratectl_setinterval(vap, 1000 /* 1 sec */);
993 
994 	/* complete setup */
995 	ieee80211_vap_attach(vap, run_media_change, ieee80211_media_status,
996 	    mac);
997 
998 	/* make sure id is always unique */
999 	for (i = 0; i < RUN_VAP_MAX; i++) {
1000 		if((sc->rvp_bmap & 1 << i) == 0){
1001 			sc->rvp_bmap |= 1 << i;
1002 			rvp->rvp_id = i;
1003 			break;
1004 		}
1005 	}
1006 	if (sc->rvp_cnt++ == 0)
1007 		ic->ic_opmode = opmode;
1008 
1009 	if (opmode == IEEE80211_M_HOSTAP)
1010 		sc->cmdq_run = RUN_CMDQ_GO;
1011 
1012 	RUN_DPRINTF(sc, RUN_DEBUG_STATE, "rvp_id=%d bmap=%x rvp_cnt=%d\n",
1013 	    rvp->rvp_id, sc->rvp_bmap, sc->rvp_cnt);
1014 
1015 	return (vap);
1016 }
1017 
1018 static void
1019 run_vap_delete(struct ieee80211vap *vap)
1020 {
1021 	struct run_vap *rvp = RUN_VAP(vap);
1022 	struct ieee80211com *ic;
1023 	struct run_softc *sc;
1024 	uint8_t rvp_id;
1025 
1026 	if (vap == NULL)
1027 		return;
1028 
1029 	ic = vap->iv_ic;
1030 	sc = ic->ic_softc;
1031 
1032 	RUN_LOCK(sc);
1033 
1034 	m_freem(rvp->beacon_mbuf);
1035 	rvp->beacon_mbuf = NULL;
1036 
1037 	rvp_id = rvp->rvp_id;
1038 	sc->ratectl_run &= ~(1 << rvp_id);
1039 	sc->rvp_bmap &= ~(1 << rvp_id);
1040 	run_set_region_4(sc, RT2860_SKEY(rvp_id, 0), 0, 128);
1041 	run_set_region_4(sc, RT2860_BCN_BASE(rvp_id), 0, 512);
1042 	--sc->rvp_cnt;
1043 
1044 	RUN_DPRINTF(sc, RUN_DEBUG_STATE,
1045 	    "vap=%p rvp_id=%d bmap=%x rvp_cnt=%d\n",
1046 	    vap, rvp_id, sc->rvp_bmap, sc->rvp_cnt);
1047 
1048 	RUN_UNLOCK(sc);
1049 
1050 	ieee80211_ratectl_deinit(vap);
1051 	ieee80211_vap_detach(vap);
1052 	free(rvp, M_80211_VAP);
1053 }
1054 
1055 /*
1056  * There are numbers of functions need to be called in context thread.
1057  * Rather than creating taskqueue event for each of those functions,
1058  * here is all-for-one taskqueue callback function. This function
1059  * guarantees deferred functions are executed in the same order they
1060  * were enqueued.
1061  * '& RUN_CMDQ_MASQ' is to loop cmdq[].
1062  */
1063 static void
1064 run_cmdq_cb(void *arg, int pending)
1065 {
1066 	struct run_softc *sc = arg;
1067 	uint8_t i;
1068 
1069 	/* call cmdq[].func locked */
1070 	RUN_LOCK(sc);
1071 	for (i = sc->cmdq_exec; sc->cmdq[i].func && pending;
1072 	    i = sc->cmdq_exec, pending--) {
1073 		RUN_DPRINTF(sc, RUN_DEBUG_CMD, "cmdq_exec=%d pending=%d\n",
1074 		    i, pending);
1075 		if (sc->cmdq_run == RUN_CMDQ_GO) {
1076 			/*
1077 			 * If arg0 is NULL, callback func needs more
1078 			 * than one arg. So, pass ptr to cmdq struct.
1079 			 */
1080 			if (sc->cmdq[i].arg0)
1081 				sc->cmdq[i].func(sc->cmdq[i].arg0);
1082 			else
1083 				sc->cmdq[i].func(&sc->cmdq[i]);
1084 		}
1085 		sc->cmdq[i].arg0 = NULL;
1086 		sc->cmdq[i].func = NULL;
1087 		sc->cmdq_exec++;
1088 		sc->cmdq_exec &= RUN_CMDQ_MASQ;
1089 	}
1090 	RUN_UNLOCK(sc);
1091 }
1092 
1093 static void
1094 run_setup_tx_list(struct run_softc *sc, struct run_endpoint_queue *pq)
1095 {
1096 	struct run_tx_data *data;
1097 
1098 	memset(pq, 0, sizeof(*pq));
1099 
1100 	STAILQ_INIT(&pq->tx_qh);
1101 	STAILQ_INIT(&pq->tx_fh);
1102 
1103 	for (data = &pq->tx_data[0];
1104 	    data < &pq->tx_data[RUN_TX_RING_COUNT]; data++) {
1105 		data->sc = sc;
1106 		STAILQ_INSERT_TAIL(&pq->tx_fh, data, next);
1107 	}
1108 	pq->tx_nfree = RUN_TX_RING_COUNT;
1109 }
1110 
1111 static void
1112 run_unsetup_tx_list(struct run_softc *sc, struct run_endpoint_queue *pq)
1113 {
1114 	struct run_tx_data *data;
1115 
1116 	/* make sure any subsequent use of the queues will fail */
1117 	pq->tx_nfree = 0;
1118 	STAILQ_INIT(&pq->tx_fh);
1119 	STAILQ_INIT(&pq->tx_qh);
1120 
1121 	/* free up all node references and mbufs */
1122 	for (data = &pq->tx_data[0];
1123 	    data < &pq->tx_data[RUN_TX_RING_COUNT]; data++) {
1124 		if (data->m != NULL) {
1125 			m_freem(data->m);
1126 			data->m = NULL;
1127 		}
1128 		if (data->ni != NULL) {
1129 			ieee80211_free_node(data->ni);
1130 			data->ni = NULL;
1131 		}
1132 	}
1133 }
1134 
1135 static int
1136 run_load_microcode(struct run_softc *sc)
1137 {
1138 	usb_device_request_t req;
1139 	const struct firmware *fw;
1140 	const u_char *base;
1141 	uint32_t tmp;
1142 	int ntries, error;
1143 	const uint64_t *temp;
1144 	uint64_t bytes;
1145 
1146 	RUN_UNLOCK(sc);
1147 	fw = firmware_get("runfw");
1148 	RUN_LOCK(sc);
1149 	if (fw == NULL) {
1150 		device_printf(sc->sc_dev,
1151 		    "failed loadfirmware of file %s\n", "runfw");
1152 		return ENOENT;
1153 	}
1154 
1155 	if (fw->datasize != 8192) {
1156 		device_printf(sc->sc_dev,
1157 		    "invalid firmware size (should be 8KB)\n");
1158 		error = EINVAL;
1159 		goto fail;
1160 	}
1161 
1162 	/*
1163 	 * RT3071/RT3072 use a different firmware
1164 	 * run-rt2870 (8KB) contains both,
1165 	 * first half (4KB) is for rt2870,
1166 	 * last half is for rt3071.
1167 	 */
1168 	base = fw->data;
1169 	if ((sc->mac_ver) != 0x2860 &&
1170 	    (sc->mac_ver) != 0x2872 &&
1171 	    (sc->mac_ver) != 0x3070) {
1172 		base += 4096;
1173 	}
1174 
1175 	/* cheap sanity check */
1176 	temp = fw->data;
1177 	bytes = *temp;
1178 	if (bytes != be64toh(0xffffff0210280210ULL)) {
1179 		device_printf(sc->sc_dev, "firmware checksum failed\n");
1180 		error = EINVAL;
1181 		goto fail;
1182 	}
1183 
1184 	/* write microcode image */
1185 	if (sc->sc_flags & RUN_FLAG_FWLOAD_NEEDED) {
1186 		run_write_region_1(sc, RT2870_FW_BASE, base, 4096);
1187 		run_write(sc, RT2860_H2M_MAILBOX_CID, 0xffffffff);
1188 		run_write(sc, RT2860_H2M_MAILBOX_STATUS, 0xffffffff);
1189 	}
1190 
1191 	req.bmRequestType = UT_WRITE_VENDOR_DEVICE;
1192 	req.bRequest = RT2870_RESET;
1193 	USETW(req.wValue, 8);
1194 	USETW(req.wIndex, 0);
1195 	USETW(req.wLength, 0);
1196 	if ((error = usbd_do_request(sc->sc_udev, &sc->sc_mtx, &req, NULL))
1197 	    != 0) {
1198 		device_printf(sc->sc_dev, "firmware reset failed\n");
1199 		goto fail;
1200 	}
1201 
1202 	run_delay(sc, 10);
1203 
1204 	run_write(sc, RT2860_H2M_BBPAGENT, 0);
1205 	run_write(sc, RT2860_H2M_MAILBOX, 0);
1206 	run_write(sc, RT2860_H2M_INTSRC, 0);
1207 	if ((error = run_mcu_cmd(sc, RT2860_MCU_CMD_RFRESET, 0)) != 0)
1208 		goto fail;
1209 
1210 	/* wait until microcontroller is ready */
1211 	for (ntries = 0; ntries < 1000; ntries++) {
1212 		if ((error = run_read(sc, RT2860_SYS_CTRL, &tmp)) != 0)
1213 			goto fail;
1214 		if (tmp & RT2860_MCU_READY)
1215 			break;
1216 		run_delay(sc, 10);
1217 	}
1218 	if (ntries == 1000) {
1219 		device_printf(sc->sc_dev,
1220 		    "timeout waiting for MCU to initialize\n");
1221 		error = ETIMEDOUT;
1222 		goto fail;
1223 	}
1224 	device_printf(sc->sc_dev, "firmware %s ver. %u.%u loaded\n",
1225 	    (base == fw->data) ? "RT2870" : "RT3071",
1226 	    *(base + 4092), *(base + 4093));
1227 
1228 fail:
1229 	firmware_put(fw, FIRMWARE_UNLOAD);
1230 	return (error);
1231 }
1232 
1233 static int
1234 run_reset(struct run_softc *sc)
1235 {
1236 	usb_device_request_t req;
1237 
1238 	req.bmRequestType = UT_WRITE_VENDOR_DEVICE;
1239 	req.bRequest = RT2870_RESET;
1240 	USETW(req.wValue, 1);
1241 	USETW(req.wIndex, 0);
1242 	USETW(req.wLength, 0);
1243 	return (usbd_do_request(sc->sc_udev, &sc->sc_mtx, &req, NULL));
1244 }
1245 
1246 static usb_error_t
1247 run_do_request(struct run_softc *sc,
1248     struct usb_device_request *req, void *data)
1249 {
1250 	usb_error_t err;
1251 	int ntries = 10;
1252 
1253 	RUN_LOCK_ASSERT(sc, MA_OWNED);
1254 
1255 	while (ntries--) {
1256 		err = usbd_do_request_flags(sc->sc_udev, &sc->sc_mtx,
1257 		    req, data, 0, NULL, 250 /* ms */);
1258 		if (err == 0)
1259 			break;
1260 		RUN_DPRINTF(sc, RUN_DEBUG_USB,
1261 		    "Control request failed, %s (retrying)\n",
1262 		    usbd_errstr(err));
1263 		run_delay(sc, 10);
1264 	}
1265 	return (err);
1266 }
1267 
1268 static int
1269 run_read(struct run_softc *sc, uint16_t reg, uint32_t *val)
1270 {
1271 	uint32_t tmp;
1272 	int error;
1273 
1274 	error = run_read_region_1(sc, reg, (uint8_t *)&tmp, sizeof tmp);
1275 	if (error == 0)
1276 		*val = le32toh(tmp);
1277 	else
1278 		*val = 0xffffffff;
1279 	return (error);
1280 }
1281 
1282 static int
1283 run_read_region_1(struct run_softc *sc, uint16_t reg, uint8_t *buf, int len)
1284 {
1285 	usb_device_request_t req;
1286 
1287 	req.bmRequestType = UT_READ_VENDOR_DEVICE;
1288 	req.bRequest = RT2870_READ_REGION_1;
1289 	USETW(req.wValue, 0);
1290 	USETW(req.wIndex, reg);
1291 	USETW(req.wLength, len);
1292 
1293 	return (run_do_request(sc, &req, buf));
1294 }
1295 
1296 static int
1297 run_write_2(struct run_softc *sc, uint16_t reg, uint16_t val)
1298 {
1299 	usb_device_request_t req;
1300 
1301 	req.bmRequestType = UT_WRITE_VENDOR_DEVICE;
1302 	req.bRequest = RT2870_WRITE_2;
1303 	USETW(req.wValue, val);
1304 	USETW(req.wIndex, reg);
1305 	USETW(req.wLength, 0);
1306 
1307 	return (run_do_request(sc, &req, NULL));
1308 }
1309 
1310 static int
1311 run_write(struct run_softc *sc, uint16_t reg, uint32_t val)
1312 {
1313 	int error;
1314 
1315 	if ((error = run_write_2(sc, reg, val & 0xffff)) == 0)
1316 		error = run_write_2(sc, reg + 2, val >> 16);
1317 	return (error);
1318 }
1319 
1320 static int
1321 run_write_region_1(struct run_softc *sc, uint16_t reg, const uint8_t *buf,
1322     int len)
1323 {
1324 #if 1
1325 	int i, error = 0;
1326 	/*
1327 	 * NB: the WRITE_REGION_1 command is not stable on RT2860.
1328 	 * We thus issue multiple WRITE_2 commands instead.
1329 	 */
1330 	KASSERT((len & 1) == 0, ("run_write_region_1: Data too long.\n"));
1331 	for (i = 0; i < len && error == 0; i += 2)
1332 		error = run_write_2(sc, reg + i, buf[i] | buf[i + 1] << 8);
1333 	return (error);
1334 #else
1335 	usb_device_request_t req;
1336 	int error = 0;
1337 
1338 	/*
1339 	 * NOTE: It appears the WRITE_REGION_1 command cannot be
1340 	 * passed a huge amount of data, which will crash the
1341 	 * firmware. Limit amount of data passed to 64-bytes at a
1342 	 * time.
1343 	 */
1344 	while (len > 0) {
1345 		int delta = 64;
1346 		if (delta > len)
1347 			delta = len;
1348 
1349 		req.bmRequestType = UT_WRITE_VENDOR_DEVICE;
1350 		req.bRequest = RT2870_WRITE_REGION_1;
1351 		USETW(req.wValue, 0);
1352 		USETW(req.wIndex, reg);
1353 		USETW(req.wLength, delta);
1354 		error = run_do_request(sc, &req, __DECONST(uint8_t *, buf));
1355 		if (error != 0)
1356 			break;
1357 		reg += delta;
1358 		buf += delta;
1359 		len -= delta;
1360 	}
1361 	return (error);
1362 #endif
1363 }
1364 
1365 static int
1366 run_set_region_4(struct run_softc *sc, uint16_t reg, uint32_t val, int len)
1367 {
1368 	int i, error = 0;
1369 
1370 	KASSERT((len & 3) == 0, ("run_set_region_4: Invalid data length.\n"));
1371 	for (i = 0; i < len && error == 0; i += 4)
1372 		error = run_write(sc, reg + i, val);
1373 	return (error);
1374 }
1375 
1376 static int
1377 run_efuse_read(struct run_softc *sc, uint16_t addr, uint16_t *val, int count)
1378 {
1379 	uint32_t tmp;
1380 	uint16_t reg;
1381 	int error, ntries;
1382 
1383 	if ((error = run_read(sc, RT3070_EFUSE_CTRL, &tmp)) != 0)
1384 		return (error);
1385 
1386 	if (count == 2)
1387 		addr *= 2;
1388 	/*-
1389 	 * Read one 16-byte block into registers EFUSE_DATA[0-3]:
1390 	 * DATA0: F E D C
1391 	 * DATA1: B A 9 8
1392 	 * DATA2: 7 6 5 4
1393 	 * DATA3: 3 2 1 0
1394 	 */
1395 	tmp &= ~(RT3070_EFSROM_MODE_MASK | RT3070_EFSROM_AIN_MASK);
1396 	tmp |= (addr & ~0xf) << RT3070_EFSROM_AIN_SHIFT | RT3070_EFSROM_KICK;
1397 	run_write(sc, RT3070_EFUSE_CTRL, tmp);
1398 	for (ntries = 0; ntries < 100; ntries++) {
1399 		if ((error = run_read(sc, RT3070_EFUSE_CTRL, &tmp)) != 0)
1400 			return (error);
1401 		if (!(tmp & RT3070_EFSROM_KICK))
1402 			break;
1403 		run_delay(sc, 2);
1404 	}
1405 	if (ntries == 100)
1406 		return (ETIMEDOUT);
1407 
1408 	if ((tmp & RT3070_EFUSE_AOUT_MASK) == RT3070_EFUSE_AOUT_MASK) {
1409 		*val = 0xffff;	/* address not found */
1410 		return (0);
1411 	}
1412 	/* determine to which 32-bit register our 16-bit word belongs */
1413 	reg = RT3070_EFUSE_DATA3 - (addr & 0xc);
1414 	if ((error = run_read(sc, reg, &tmp)) != 0)
1415 		return (error);
1416 
1417 	tmp >>= (8 * (addr & 0x3));
1418 	*val = (addr & 1) ? tmp >> 16 : tmp & 0xffff;
1419 
1420 	return (0);
1421 }
1422 
1423 /* Read 16-bit from eFUSE ROM for RT3xxx. */
1424 static int
1425 run_efuse_read_2(struct run_softc *sc, uint16_t addr, uint16_t *val)
1426 {
1427 	return (run_efuse_read(sc, addr, val, 2));
1428 }
1429 
1430 static int
1431 run_eeprom_read_2(struct run_softc *sc, uint16_t addr, uint16_t *val)
1432 {
1433 	usb_device_request_t req;
1434 	uint16_t tmp;
1435 	int error;
1436 
1437 	addr *= 2;
1438 	req.bmRequestType = UT_READ_VENDOR_DEVICE;
1439 	req.bRequest = RT2870_EEPROM_READ;
1440 	USETW(req.wValue, 0);
1441 	USETW(req.wIndex, addr);
1442 	USETW(req.wLength, sizeof(tmp));
1443 
1444 	error = usbd_do_request(sc->sc_udev, &sc->sc_mtx, &req, &tmp);
1445 	if (error == 0)
1446 		*val = le16toh(tmp);
1447 	else
1448 		*val = 0xffff;
1449 	return (error);
1450 }
1451 
1452 static __inline int
1453 run_srom_read(struct run_softc *sc, uint16_t addr, uint16_t *val)
1454 {
1455 	/* either eFUSE ROM or EEPROM */
1456 	return sc->sc_srom_read(sc, addr, val);
1457 }
1458 
1459 static int
1460 run_rt2870_rf_write(struct run_softc *sc, uint32_t val)
1461 {
1462 	uint32_t tmp;
1463 	int error, ntries;
1464 
1465 	for (ntries = 0; ntries < 10; ntries++) {
1466 		if ((error = run_read(sc, RT2860_RF_CSR_CFG0, &tmp)) != 0)
1467 			return (error);
1468 		if (!(tmp & RT2860_RF_REG_CTRL))
1469 			break;
1470 	}
1471 	if (ntries == 10)
1472 		return (ETIMEDOUT);
1473 
1474 	return (run_write(sc, RT2860_RF_CSR_CFG0, val));
1475 }
1476 
1477 static int
1478 run_rt3070_rf_read(struct run_softc *sc, uint8_t reg, uint8_t *val)
1479 {
1480 	uint32_t tmp;
1481 	int error, ntries;
1482 
1483 	for (ntries = 0; ntries < 100; ntries++) {
1484 		if ((error = run_read(sc, RT3070_RF_CSR_CFG, &tmp)) != 0)
1485 			return (error);
1486 		if (!(tmp & RT3070_RF_KICK))
1487 			break;
1488 	}
1489 	if (ntries == 100)
1490 		return (ETIMEDOUT);
1491 
1492 	tmp = RT3070_RF_KICK | reg << 8;
1493 	if ((error = run_write(sc, RT3070_RF_CSR_CFG, tmp)) != 0)
1494 		return (error);
1495 
1496 	for (ntries = 0; ntries < 100; ntries++) {
1497 		if ((error = run_read(sc, RT3070_RF_CSR_CFG, &tmp)) != 0)
1498 			return (error);
1499 		if (!(tmp & RT3070_RF_KICK))
1500 			break;
1501 	}
1502 	if (ntries == 100)
1503 		return (ETIMEDOUT);
1504 
1505 	*val = tmp & 0xff;
1506 	return (0);
1507 }
1508 
1509 static int
1510 run_rt3070_rf_write(struct run_softc *sc, uint8_t reg, uint8_t val)
1511 {
1512 	uint32_t tmp;
1513 	int error, ntries;
1514 
1515 	for (ntries = 0; ntries < 10; ntries++) {
1516 		if ((error = run_read(sc, RT3070_RF_CSR_CFG, &tmp)) != 0)
1517 			return (error);
1518 		if (!(tmp & RT3070_RF_KICK))
1519 			break;
1520 	}
1521 	if (ntries == 10)
1522 		return (ETIMEDOUT);
1523 
1524 	tmp = RT3070_RF_WRITE | RT3070_RF_KICK | reg << 8 | val;
1525 	return (run_write(sc, RT3070_RF_CSR_CFG, tmp));
1526 }
1527 
1528 static int
1529 run_bbp_read(struct run_softc *sc, uint8_t reg, uint8_t *val)
1530 {
1531 	uint32_t tmp;
1532 	int ntries, error;
1533 
1534 	for (ntries = 0; ntries < 10; ntries++) {
1535 		if ((error = run_read(sc, RT2860_BBP_CSR_CFG, &tmp)) != 0)
1536 			return (error);
1537 		if (!(tmp & RT2860_BBP_CSR_KICK))
1538 			break;
1539 	}
1540 	if (ntries == 10)
1541 		return (ETIMEDOUT);
1542 
1543 	tmp = RT2860_BBP_CSR_READ | RT2860_BBP_CSR_KICK | reg << 8;
1544 	if ((error = run_write(sc, RT2860_BBP_CSR_CFG, tmp)) != 0)
1545 		return (error);
1546 
1547 	for (ntries = 0; ntries < 10; ntries++) {
1548 		if ((error = run_read(sc, RT2860_BBP_CSR_CFG, &tmp)) != 0)
1549 			return (error);
1550 		if (!(tmp & RT2860_BBP_CSR_KICK))
1551 			break;
1552 	}
1553 	if (ntries == 10)
1554 		return (ETIMEDOUT);
1555 
1556 	*val = tmp & 0xff;
1557 	return (0);
1558 }
1559 
1560 static int
1561 run_bbp_write(struct run_softc *sc, uint8_t reg, uint8_t val)
1562 {
1563 	uint32_t tmp;
1564 	int ntries, error;
1565 
1566 	for (ntries = 0; ntries < 10; ntries++) {
1567 		if ((error = run_read(sc, RT2860_BBP_CSR_CFG, &tmp)) != 0)
1568 			return (error);
1569 		if (!(tmp & RT2860_BBP_CSR_KICK))
1570 			break;
1571 	}
1572 	if (ntries == 10)
1573 		return (ETIMEDOUT);
1574 
1575 	tmp = RT2860_BBP_CSR_KICK | reg << 8 | val;
1576 	return (run_write(sc, RT2860_BBP_CSR_CFG, tmp));
1577 }
1578 
1579 /*
1580  * Send a command to the 8051 microcontroller unit.
1581  */
1582 static int
1583 run_mcu_cmd(struct run_softc *sc, uint8_t cmd, uint16_t arg)
1584 {
1585 	uint32_t tmp;
1586 	int error, ntries;
1587 
1588 	for (ntries = 0; ntries < 100; ntries++) {
1589 		if ((error = run_read(sc, RT2860_H2M_MAILBOX, &tmp)) != 0)
1590 			return error;
1591 		if (!(tmp & RT2860_H2M_BUSY))
1592 			break;
1593 	}
1594 	if (ntries == 100)
1595 		return ETIMEDOUT;
1596 
1597 	tmp = RT2860_H2M_BUSY | RT2860_TOKEN_NO_INTR << 16 | arg;
1598 	if ((error = run_write(sc, RT2860_H2M_MAILBOX, tmp)) == 0)
1599 		error = run_write(sc, RT2860_HOST_CMD, cmd);
1600 	return (error);
1601 }
1602 
1603 /*
1604  * Add `delta' (signed) to each 4-bit sub-word of a 32-bit word.
1605  * Used to adjust per-rate Tx power registers.
1606  */
1607 static __inline uint32_t
1608 b4inc(uint32_t b32, int8_t delta)
1609 {
1610 	int8_t i, b4;
1611 
1612 	for (i = 0; i < 8; i++) {
1613 		b4 = b32 & 0xf;
1614 		b4 += delta;
1615 		if (b4 < 0)
1616 			b4 = 0;
1617 		else if (b4 > 0xf)
1618 			b4 = 0xf;
1619 		b32 = b32 >> 4 | b4 << 28;
1620 	}
1621 	return (b32);
1622 }
1623 
1624 static const char *
1625 run_get_rf(uint16_t rev)
1626 {
1627 	switch (rev) {
1628 	case RT2860_RF_2820:	return "RT2820";
1629 	case RT2860_RF_2850:	return "RT2850";
1630 	case RT2860_RF_2720:	return "RT2720";
1631 	case RT2860_RF_2750:	return "RT2750";
1632 	case RT3070_RF_3020:	return "RT3020";
1633 	case RT3070_RF_2020:	return "RT2020";
1634 	case RT3070_RF_3021:	return "RT3021";
1635 	case RT3070_RF_3022:	return "RT3022";
1636 	case RT3070_RF_3052:	return "RT3052";
1637 	case RT3593_RF_3053:	return "RT3053";
1638 	case RT5592_RF_5592:	return "RT5592";
1639 	case RT5390_RF_5370:	return "RT5370";
1640 	case RT5390_RF_5372:	return "RT5372";
1641 	}
1642 	return ("unknown");
1643 }
1644 
1645 static void
1646 run_rt3593_get_txpower(struct run_softc *sc)
1647 {
1648 	uint16_t addr, val;
1649 	int i;
1650 
1651 	/* Read power settings for 2GHz channels. */
1652 	for (i = 0; i < 14; i += 2) {
1653 		addr = (sc->ntxchains == 3) ? RT3593_EEPROM_PWR2GHZ_BASE1 :
1654 		    RT2860_EEPROM_PWR2GHZ_BASE1;
1655 		run_srom_read(sc, addr + i / 2, &val);
1656 		sc->txpow1[i + 0] = (int8_t)(val & 0xff);
1657 		sc->txpow1[i + 1] = (int8_t)(val >> 8);
1658 
1659 		addr = (sc->ntxchains == 3) ? RT3593_EEPROM_PWR2GHZ_BASE2 :
1660 		    RT2860_EEPROM_PWR2GHZ_BASE2;
1661 		run_srom_read(sc, addr + i / 2, &val);
1662 		sc->txpow2[i + 0] = (int8_t)(val & 0xff);
1663 		sc->txpow2[i + 1] = (int8_t)(val >> 8);
1664 
1665 		if (sc->ntxchains == 3) {
1666 			run_srom_read(sc, RT3593_EEPROM_PWR2GHZ_BASE3 + i / 2,
1667 			    &val);
1668 			sc->txpow3[i + 0] = (int8_t)(val & 0xff);
1669 			sc->txpow3[i + 1] = (int8_t)(val >> 8);
1670 		}
1671 	}
1672 	/* Fix broken Tx power entries. */
1673 	for (i = 0; i < 14; i++) {
1674 		if (sc->txpow1[i] > 31)
1675 			sc->txpow1[i] = 5;
1676 		if (sc->txpow2[i] > 31)
1677 			sc->txpow2[i] = 5;
1678 		if (sc->ntxchains == 3) {
1679 			if (sc->txpow3[i] > 31)
1680 				sc->txpow3[i] = 5;
1681 		}
1682 	}
1683 	/* Read power settings for 5GHz channels. */
1684 	for (i = 0; i < 40; i += 2) {
1685 		run_srom_read(sc, RT3593_EEPROM_PWR5GHZ_BASE1 + i / 2, &val);
1686 		sc->txpow1[i + 14] = (int8_t)(val & 0xff);
1687 		sc->txpow1[i + 15] = (int8_t)(val >> 8);
1688 
1689 		run_srom_read(sc, RT3593_EEPROM_PWR5GHZ_BASE2 + i / 2, &val);
1690 		sc->txpow2[i + 14] = (int8_t)(val & 0xff);
1691 		sc->txpow2[i + 15] = (int8_t)(val >> 8);
1692 
1693 		if (sc->ntxchains == 3) {
1694 			run_srom_read(sc, RT3593_EEPROM_PWR5GHZ_BASE3 + i / 2,
1695 			    &val);
1696 			sc->txpow3[i + 14] = (int8_t)(val & 0xff);
1697 			sc->txpow3[i + 15] = (int8_t)(val >> 8);
1698 		}
1699 	}
1700 }
1701 
1702 static void
1703 run_get_txpower(struct run_softc *sc)
1704 {
1705 	uint16_t val;
1706 	int i;
1707 
1708 	/* Read power settings for 2GHz channels. */
1709 	for (i = 0; i < 14; i += 2) {
1710 		run_srom_read(sc, RT2860_EEPROM_PWR2GHZ_BASE1 + i / 2, &val);
1711 		sc->txpow1[i + 0] = (int8_t)(val & 0xff);
1712 		sc->txpow1[i + 1] = (int8_t)(val >> 8);
1713 
1714 		if (sc->mac_ver != 0x5390) {
1715 			run_srom_read(sc,
1716 			    RT2860_EEPROM_PWR2GHZ_BASE2 + i / 2, &val);
1717 			sc->txpow2[i + 0] = (int8_t)(val & 0xff);
1718 			sc->txpow2[i + 1] = (int8_t)(val >> 8);
1719 		}
1720 	}
1721 	/* Fix broken Tx power entries. */
1722 	for (i = 0; i < 14; i++) {
1723 		if (sc->mac_ver >= 0x5390) {
1724 			if (sc->txpow1[i] < 0 || sc->txpow1[i] > 39)
1725 				sc->txpow1[i] = 5;
1726 		} else {
1727 			if (sc->txpow1[i] < 0 || sc->txpow1[i] > 31)
1728 				sc->txpow1[i] = 5;
1729 		}
1730 		if (sc->mac_ver > 0x5390) {
1731 			if (sc->txpow2[i] < 0 || sc->txpow2[i] > 39)
1732 				sc->txpow2[i] = 5;
1733 		} else if (sc->mac_ver < 0x5390) {
1734 			if (sc->txpow2[i] < 0 || sc->txpow2[i] > 31)
1735 				sc->txpow2[i] = 5;
1736 		}
1737 		RUN_DPRINTF(sc, RUN_DEBUG_TXPWR,
1738 		    "chan %d: power1=%d, power2=%d\n",
1739 		    rt2860_rf2850[i].chan, sc->txpow1[i], sc->txpow2[i]);
1740 	}
1741 	/* Read power settings for 5GHz channels. */
1742 	for (i = 0; i < 40; i += 2) {
1743 		run_srom_read(sc, RT2860_EEPROM_PWR5GHZ_BASE1 + i / 2, &val);
1744 		sc->txpow1[i + 14] = (int8_t)(val & 0xff);
1745 		sc->txpow1[i + 15] = (int8_t)(val >> 8);
1746 
1747 		run_srom_read(sc, RT2860_EEPROM_PWR5GHZ_BASE2 + i / 2, &val);
1748 		sc->txpow2[i + 14] = (int8_t)(val & 0xff);
1749 		sc->txpow2[i + 15] = (int8_t)(val >> 8);
1750 	}
1751 	/* Fix broken Tx power entries. */
1752 	for (i = 0; i < 40; i++ ) {
1753 		if (sc->mac_ver != 0x5592) {
1754 			if (sc->txpow1[14 + i] < -7 || sc->txpow1[14 + i] > 15)
1755 				sc->txpow1[14 + i] = 5;
1756 			if (sc->txpow2[14 + i] < -7 || sc->txpow2[14 + i] > 15)
1757 				sc->txpow2[14 + i] = 5;
1758 		}
1759 		RUN_DPRINTF(sc, RUN_DEBUG_TXPWR,
1760 		    "chan %d: power1=%d, power2=%d\n",
1761 		    rt2860_rf2850[14 + i].chan, sc->txpow1[14 + i],
1762 		    sc->txpow2[14 + i]);
1763 	}
1764 }
1765 
1766 static int
1767 run_read_eeprom(struct run_softc *sc)
1768 {
1769 	struct ieee80211com *ic = &sc->sc_ic;
1770 	int8_t delta_2ghz, delta_5ghz;
1771 	uint32_t tmp;
1772 	uint16_t val;
1773 	int ridx, ant, i;
1774 
1775 	/* check whether the ROM is eFUSE ROM or EEPROM */
1776 	sc->sc_srom_read = run_eeprom_read_2;
1777 	if (sc->mac_ver >= 0x3070) {
1778 		run_read(sc, RT3070_EFUSE_CTRL, &tmp);
1779 		RUN_DPRINTF(sc, RUN_DEBUG_ROM, "EFUSE_CTRL=0x%08x\n", tmp);
1780 		if ((tmp & RT3070_SEL_EFUSE) || sc->mac_ver == 0x3593)
1781 			sc->sc_srom_read = run_efuse_read_2;
1782 	}
1783 
1784 	/* read ROM version */
1785 	run_srom_read(sc, RT2860_EEPROM_VERSION, &val);
1786 	RUN_DPRINTF(sc, RUN_DEBUG_ROM,
1787 	    "EEPROM rev=%d, FAE=%d\n", val >> 8, val & 0xff);
1788 
1789 	/* read MAC address */
1790 	run_srom_read(sc, RT2860_EEPROM_MAC01, &val);
1791 	ic->ic_macaddr[0] = val & 0xff;
1792 	ic->ic_macaddr[1] = val >> 8;
1793 	run_srom_read(sc, RT2860_EEPROM_MAC23, &val);
1794 	ic->ic_macaddr[2] = val & 0xff;
1795 	ic->ic_macaddr[3] = val >> 8;
1796 	run_srom_read(sc, RT2860_EEPROM_MAC45, &val);
1797 	ic->ic_macaddr[4] = val & 0xff;
1798 	ic->ic_macaddr[5] = val >> 8;
1799 
1800 	if (sc->mac_ver < 0x3593) {
1801 		/* read vender BBP settings */
1802 		for (i = 0; i < 10; i++) {
1803 			run_srom_read(sc, RT2860_EEPROM_BBP_BASE + i, &val);
1804 			sc->bbp[i].val = val & 0xff;
1805 			sc->bbp[i].reg = val >> 8;
1806 			RUN_DPRINTF(sc, RUN_DEBUG_ROM,
1807 			    "BBP%d=0x%02x\n", sc->bbp[i].reg, sc->bbp[i].val);
1808 		}
1809 		if (sc->mac_ver >= 0x3071) {
1810 			/* read vendor RF settings */
1811 			for (i = 0; i < 10; i++) {
1812 				run_srom_read(sc, RT3071_EEPROM_RF_BASE + i,
1813 				   &val);
1814 				sc->rf[i].val = val & 0xff;
1815 				sc->rf[i].reg = val >> 8;
1816 				RUN_DPRINTF(sc, RUN_DEBUG_ROM, "RF%d=0x%02x\n",
1817 				    sc->rf[i].reg, sc->rf[i].val);
1818 			}
1819 		}
1820 	}
1821 
1822 	/* read RF frequency offset from EEPROM */
1823 	run_srom_read(sc, (sc->mac_ver != 0x3593) ? RT2860_EEPROM_FREQ_LEDS :
1824 	    RT3593_EEPROM_FREQ, &val);
1825 	sc->freq = ((val & 0xff) != 0xff) ? val & 0xff : 0;
1826 	RUN_DPRINTF(sc, RUN_DEBUG_ROM, "EEPROM freq offset %d\n",
1827 	    sc->freq & 0xff);
1828 
1829 	run_srom_read(sc, (sc->mac_ver != 0x3593) ? RT2860_EEPROM_FREQ_LEDS :
1830 	    RT3593_EEPROM_FREQ_LEDS, &val);
1831 	if (val >> 8 != 0xff) {
1832 		/* read LEDs operating mode */
1833 		sc->leds = val >> 8;
1834 		run_srom_read(sc, (sc->mac_ver != 0x3593) ? RT2860_EEPROM_LED1 :
1835 		    RT3593_EEPROM_LED1, &sc->led[0]);
1836 		run_srom_read(sc, (sc->mac_ver != 0x3593) ? RT2860_EEPROM_LED2 :
1837 		    RT3593_EEPROM_LED2, &sc->led[1]);
1838 		run_srom_read(sc, (sc->mac_ver != 0x3593) ? RT2860_EEPROM_LED3 :
1839 		    RT3593_EEPROM_LED3, &sc->led[2]);
1840 	} else {
1841 		/* broken EEPROM, use default settings */
1842 		sc->leds = 0x01;
1843 		sc->led[0] = 0x5555;
1844 		sc->led[1] = 0x2221;
1845 		sc->led[2] = 0x5627;	/* differs from RT2860 */
1846 	}
1847 	RUN_DPRINTF(sc, RUN_DEBUG_ROM,
1848 	    "EEPROM LED mode=0x%02x, LEDs=0x%04x/0x%04x/0x%04x\n",
1849 	    sc->leds, sc->led[0], sc->led[1], sc->led[2]);
1850 
1851 	/* read RF information */
1852 	if (sc->mac_ver == 0x5390 || sc->mac_ver ==0x5392)
1853 		run_srom_read(sc, 0x00, &val);
1854 	else
1855 		run_srom_read(sc, RT2860_EEPROM_ANTENNA, &val);
1856 
1857 	if (val == 0xffff) {
1858 		device_printf(sc->sc_dev,
1859 		    "invalid EEPROM antenna info, using default\n");
1860 		if (sc->mac_ver == 0x3572) {
1861 			/* default to RF3052 2T2R */
1862 			sc->rf_rev = RT3070_RF_3052;
1863 			sc->ntxchains = 2;
1864 			sc->nrxchains = 2;
1865 		} else if (sc->mac_ver >= 0x3070) {
1866 			/* default to RF3020 1T1R */
1867 			sc->rf_rev = RT3070_RF_3020;
1868 			sc->ntxchains = 1;
1869 			sc->nrxchains = 1;
1870 		} else {
1871 			/* default to RF2820 1T2R */
1872 			sc->rf_rev = RT2860_RF_2820;
1873 			sc->ntxchains = 1;
1874 			sc->nrxchains = 2;
1875 		}
1876 	} else {
1877 		if (sc->mac_ver == 0x5390 || sc->mac_ver ==0x5392) {
1878 			sc->rf_rev = val;
1879 			run_srom_read(sc, RT2860_EEPROM_ANTENNA, &val);
1880 		} else
1881 			sc->rf_rev = (val >> 8) & 0xf;
1882 		sc->ntxchains = (val >> 4) & 0xf;
1883 		sc->nrxchains = val & 0xf;
1884 	}
1885 	RUN_DPRINTF(sc, RUN_DEBUG_ROM, "EEPROM RF rev=0x%04x chains=%dT%dR\n",
1886 	    sc->rf_rev, sc->ntxchains, sc->nrxchains);
1887 
1888 	/* check if RF supports automatic Tx access gain control */
1889 	run_srom_read(sc, RT2860_EEPROM_CONFIG, &val);
1890 	RUN_DPRINTF(sc, RUN_DEBUG_ROM, "EEPROM CFG 0x%04x\n", val);
1891 	/* check if driver should patch the DAC issue */
1892 	if ((val >> 8) != 0xff)
1893 		sc->patch_dac = (val >> 15) & 1;
1894 	if ((val & 0xff) != 0xff) {
1895 		sc->ext_5ghz_lna = (val >> 3) & 1;
1896 		sc->ext_2ghz_lna = (val >> 2) & 1;
1897 		/* check if RF supports automatic Tx access gain control */
1898 		sc->calib_2ghz = sc->calib_5ghz = (val >> 1) & 1;
1899 		/* check if we have a hardware radio switch */
1900 		sc->rfswitch = val & 1;
1901 	}
1902 
1903 	/* Read Tx power settings. */
1904 	if (sc->mac_ver == 0x3593)
1905 		run_rt3593_get_txpower(sc);
1906 	else
1907 		run_get_txpower(sc);
1908 
1909 	/* read Tx power compensation for each Tx rate */
1910 	run_srom_read(sc, RT2860_EEPROM_DELTAPWR, &val);
1911 	delta_2ghz = delta_5ghz = 0;
1912 	if ((val & 0xff) != 0xff && (val & 0x80)) {
1913 		delta_2ghz = val & 0xf;
1914 		if (!(val & 0x40))	/* negative number */
1915 			delta_2ghz = -delta_2ghz;
1916 	}
1917 	val >>= 8;
1918 	if ((val & 0xff) != 0xff && (val & 0x80)) {
1919 		delta_5ghz = val & 0xf;
1920 		if (!(val & 0x40))	/* negative number */
1921 			delta_5ghz = -delta_5ghz;
1922 	}
1923 	RUN_DPRINTF(sc, RUN_DEBUG_ROM | RUN_DEBUG_TXPWR,
1924 	    "power compensation=%d (2GHz), %d (5GHz)\n", delta_2ghz, delta_5ghz);
1925 
1926 	for (ridx = 0; ridx < 5; ridx++) {
1927 		uint32_t reg;
1928 
1929 		run_srom_read(sc, RT2860_EEPROM_RPWR + ridx * 2, &val);
1930 		reg = val;
1931 		run_srom_read(sc, RT2860_EEPROM_RPWR + ridx * 2 + 1, &val);
1932 		reg |= (uint32_t)val << 16;
1933 
1934 		sc->txpow20mhz[ridx] = reg;
1935 		sc->txpow40mhz_2ghz[ridx] = b4inc(reg, delta_2ghz);
1936 		sc->txpow40mhz_5ghz[ridx] = b4inc(reg, delta_5ghz);
1937 
1938 		RUN_DPRINTF(sc, RUN_DEBUG_ROM | RUN_DEBUG_TXPWR,
1939 		    "ridx %d: power 20MHz=0x%08x, 40MHz/2GHz=0x%08x, "
1940 		    "40MHz/5GHz=0x%08x\n", ridx, sc->txpow20mhz[ridx],
1941 		    sc->txpow40mhz_2ghz[ridx], sc->txpow40mhz_5ghz[ridx]);
1942 	}
1943 
1944 	/* Read RSSI offsets and LNA gains from EEPROM. */
1945 	run_srom_read(sc, (sc->mac_ver != 0x3593) ? RT2860_EEPROM_RSSI1_2GHZ :
1946 	    RT3593_EEPROM_RSSI1_2GHZ, &val);
1947 	sc->rssi_2ghz[0] = val & 0xff;	/* Ant A */
1948 	sc->rssi_2ghz[1] = val >> 8;	/* Ant B */
1949 	run_srom_read(sc, (sc->mac_ver != 0x3593) ? RT2860_EEPROM_RSSI2_2GHZ :
1950 	    RT3593_EEPROM_RSSI2_2GHZ, &val);
1951 	if (sc->mac_ver >= 0x3070) {
1952 		if (sc->mac_ver == 0x3593) {
1953 			sc->txmixgain_2ghz = 0;
1954 			sc->rssi_2ghz[2] = val & 0xff;	/* Ant C */
1955 		} else {
1956 			/*
1957 			 * On RT3070 chips (limited to 2 Rx chains), this ROM
1958 			 * field contains the Tx mixer gain for the 2GHz band.
1959 			 */
1960 			if ((val & 0xff) != 0xff)
1961 				sc->txmixgain_2ghz = val & 0x7;
1962 		}
1963 		RUN_DPRINTF(sc, RUN_DEBUG_ROM, "tx mixer gain=%u (2GHz)\n",
1964 		    sc->txmixgain_2ghz);
1965 	} else
1966 		sc->rssi_2ghz[2] = val & 0xff;	/* Ant C */
1967 	if (sc->mac_ver == 0x3593)
1968 		run_srom_read(sc, RT3593_EEPROM_LNA_5GHZ, &val);
1969 	sc->lna[2] = val >> 8;		/* channel group 2 */
1970 
1971 	run_srom_read(sc, (sc->mac_ver != 0x3593) ? RT2860_EEPROM_RSSI1_5GHZ :
1972 	    RT3593_EEPROM_RSSI1_5GHZ, &val);
1973 	sc->rssi_5ghz[0] = val & 0xff;	/* Ant A */
1974 	sc->rssi_5ghz[1] = val >> 8;	/* Ant B */
1975 	run_srom_read(sc, (sc->mac_ver != 0x3593) ? RT2860_EEPROM_RSSI2_5GHZ :
1976 	    RT3593_EEPROM_RSSI2_5GHZ, &val);
1977 	if (sc->mac_ver == 0x3572) {
1978 		/*
1979 		 * On RT3572 chips (limited to 2 Rx chains), this ROM
1980 		 * field contains the Tx mixer gain for the 5GHz band.
1981 		 */
1982 		if ((val & 0xff) != 0xff)
1983 			sc->txmixgain_5ghz = val & 0x7;
1984 		RUN_DPRINTF(sc, RUN_DEBUG_ROM, "tx mixer gain=%u (5GHz)\n",
1985 		    sc->txmixgain_5ghz);
1986 	} else
1987 		sc->rssi_5ghz[2] = val & 0xff;	/* Ant C */
1988 	if (sc->mac_ver == 0x3593) {
1989 		sc->txmixgain_5ghz = 0;
1990 		run_srom_read(sc, RT3593_EEPROM_LNA_5GHZ, &val);
1991 	}
1992 	sc->lna[3] = val >> 8;		/* channel group 3 */
1993 
1994 	run_srom_read(sc, (sc->mac_ver != 0x3593) ? RT2860_EEPROM_LNA :
1995 	    RT3593_EEPROM_LNA, &val);
1996 	sc->lna[0] = val & 0xff;	/* channel group 0 */
1997 	sc->lna[1] = val >> 8;		/* channel group 1 */
1998 
1999 	/* fix broken 5GHz LNA entries */
2000 	if (sc->lna[2] == 0 || sc->lna[2] == 0xff) {
2001 		RUN_DPRINTF(sc, RUN_DEBUG_ROM,
2002 		    "invalid LNA for channel group %d\n", 2);
2003 		sc->lna[2] = sc->lna[1];
2004 	}
2005 	if (sc->lna[3] == 0 || sc->lna[3] == 0xff) {
2006 		RUN_DPRINTF(sc, RUN_DEBUG_ROM,
2007 		    "invalid LNA for channel group %d\n", 3);
2008 		sc->lna[3] = sc->lna[1];
2009 	}
2010 
2011 	/* fix broken RSSI offset entries */
2012 	for (ant = 0; ant < 3; ant++) {
2013 		if (sc->rssi_2ghz[ant] < -10 || sc->rssi_2ghz[ant] > 10) {
2014 			RUN_DPRINTF(sc, RUN_DEBUG_ROM | RUN_DEBUG_RSSI,
2015 			    "invalid RSSI%d offset: %d (2GHz)\n",
2016 			    ant + 1, sc->rssi_2ghz[ant]);
2017 			sc->rssi_2ghz[ant] = 0;
2018 		}
2019 		if (sc->rssi_5ghz[ant] < -10 || sc->rssi_5ghz[ant] > 10) {
2020 			RUN_DPRINTF(sc, RUN_DEBUG_ROM | RUN_DEBUG_RSSI,
2021 			    "invalid RSSI%d offset: %d (5GHz)\n",
2022 			    ant + 1, sc->rssi_5ghz[ant]);
2023 			sc->rssi_5ghz[ant] = 0;
2024 		}
2025 	}
2026 	return (0);
2027 }
2028 
2029 static struct ieee80211_node *
2030 run_node_alloc(struct ieee80211vap *vap, const uint8_t mac[IEEE80211_ADDR_LEN])
2031 {
2032 	return malloc(sizeof (struct run_node), M_80211_NODE,
2033 	    M_NOWAIT | M_ZERO);
2034 }
2035 
2036 static int
2037 run_media_change(struct ifnet *ifp)
2038 {
2039 	struct ieee80211vap *vap = ifp->if_softc;
2040 	struct ieee80211com *ic = vap->iv_ic;
2041 	const struct ieee80211_txparam *tp;
2042 	struct run_softc *sc = ic->ic_softc;
2043 	uint8_t rate, ridx;
2044 	int error;
2045 
2046 	RUN_LOCK(sc);
2047 
2048 	error = ieee80211_media_change(ifp);
2049 	if (error != ENETRESET) {
2050 		RUN_UNLOCK(sc);
2051 		return (error);
2052 	}
2053 
2054 	tp = &vap->iv_txparms[ieee80211_chan2mode(ic->ic_curchan)];
2055 	if (tp->ucastrate != IEEE80211_FIXED_RATE_NONE) {
2056 		struct ieee80211_node *ni;
2057 		struct run_node	*rn;
2058 
2059 		rate = ic->ic_sup_rates[ic->ic_curmode].
2060 		    rs_rates[tp->ucastrate] & IEEE80211_RATE_VAL;
2061 		for (ridx = 0; ridx < RT2860_RIDX_MAX; ridx++)
2062 			if (rt2860_rates[ridx].rate == rate)
2063 				break;
2064 		ni = ieee80211_ref_node(vap->iv_bss);
2065 		rn = RUN_NODE(ni);
2066 		rn->fix_ridx = ridx;
2067 		RUN_DPRINTF(sc, RUN_DEBUG_RATE, "rate=%d, fix_ridx=%d\n",
2068 		    rate, rn->fix_ridx);
2069 		ieee80211_free_node(ni);
2070 	}
2071 
2072 #if 0
2073 	if ((ifp->if_flags & IFF_UP) &&
2074 	    (ifp->if_drv_flags &  RUN_RUNNING)){
2075 		run_init_locked(sc);
2076 	}
2077 #endif
2078 
2079 	RUN_UNLOCK(sc);
2080 
2081 	return (0);
2082 }
2083 
2084 static int
2085 run_newstate(struct ieee80211vap *vap, enum ieee80211_state nstate, int arg)
2086 {
2087 	const struct ieee80211_txparam *tp;
2088 	struct ieee80211com *ic = vap->iv_ic;
2089 	struct run_softc *sc = ic->ic_softc;
2090 	struct run_vap *rvp = RUN_VAP(vap);
2091 	enum ieee80211_state ostate;
2092 	uint32_t sta[3];
2093 	uint32_t tmp;
2094 	uint8_t ratectl;
2095 	uint8_t restart_ratectl = 0;
2096 	uint8_t bid = 1 << rvp->rvp_id;
2097 
2098 	ostate = vap->iv_state;
2099 	RUN_DPRINTF(sc, RUN_DEBUG_STATE, "%s -> %s\n",
2100 		ieee80211_state_name[ostate],
2101 		ieee80211_state_name[nstate]);
2102 
2103 	IEEE80211_UNLOCK(ic);
2104 	RUN_LOCK(sc);
2105 
2106 	ratectl = sc->ratectl_run; /* remember current state */
2107 	sc->ratectl_run = RUN_RATECTL_OFF;
2108 	usb_callout_stop(&sc->ratectl_ch);
2109 
2110 	if (ostate == IEEE80211_S_RUN) {
2111 		/* turn link LED off */
2112 		run_set_leds(sc, RT2860_LED_RADIO);
2113 	}
2114 
2115 	switch (nstate) {
2116 	case IEEE80211_S_INIT:
2117 		restart_ratectl = 1;
2118 
2119 		if (ostate != IEEE80211_S_RUN)
2120 			break;
2121 
2122 		ratectl &= ~bid;
2123 		sc->runbmap &= ~bid;
2124 
2125 		/* abort TSF synchronization if there is no vap running */
2126 		if (--sc->running == 0) {
2127 			run_read(sc, RT2860_BCN_TIME_CFG, &tmp);
2128 			run_write(sc, RT2860_BCN_TIME_CFG,
2129 			    tmp & ~(RT2860_BCN_TX_EN | RT2860_TSF_TIMER_EN |
2130 			    RT2860_TBTT_TIMER_EN));
2131 		}
2132 		break;
2133 
2134 	case IEEE80211_S_RUN:
2135 		if (!(sc->runbmap & bid)) {
2136 			if(sc->running++)
2137 				restart_ratectl = 1;
2138 			sc->runbmap |= bid;
2139 		}
2140 
2141 		m_freem(rvp->beacon_mbuf);
2142 		rvp->beacon_mbuf = NULL;
2143 
2144 		switch (vap->iv_opmode) {
2145 		case IEEE80211_M_HOSTAP:
2146 		case IEEE80211_M_MBSS:
2147 			sc->ap_running |= bid;
2148 			ic->ic_opmode = vap->iv_opmode;
2149 			run_update_beacon_cb(vap);
2150 			break;
2151 		case IEEE80211_M_IBSS:
2152 			sc->adhoc_running |= bid;
2153 			if (!sc->ap_running)
2154 				ic->ic_opmode = vap->iv_opmode;
2155 			run_update_beacon_cb(vap);
2156 			break;
2157 		case IEEE80211_M_STA:
2158 			sc->sta_running |= bid;
2159 			if (!sc->ap_running && !sc->adhoc_running)
2160 				ic->ic_opmode = vap->iv_opmode;
2161 
2162 			/* read statistic counters (clear on read) */
2163 			run_read_region_1(sc, RT2860_TX_STA_CNT0,
2164 			    (uint8_t *)sta, sizeof sta);
2165 
2166 			break;
2167 		default:
2168 			ic->ic_opmode = vap->iv_opmode;
2169 			break;
2170 		}
2171 
2172 		if (vap->iv_opmode != IEEE80211_M_MONITOR) {
2173 			struct ieee80211_node *ni;
2174 
2175 			if (ic->ic_bsschan == IEEE80211_CHAN_ANYC) {
2176 				RUN_UNLOCK(sc);
2177 				IEEE80211_LOCK(ic);
2178 				return (-1);
2179 			}
2180 			run_updateslot(ic);
2181 			run_enable_mrr(sc);
2182 			run_set_txpreamble(sc);
2183 			run_set_basicrates(sc);
2184 			ni = ieee80211_ref_node(vap->iv_bss);
2185 			IEEE80211_ADDR_COPY(sc->sc_bssid, ni->ni_bssid);
2186 			run_set_bssid(sc, sc->sc_bssid);
2187 			ieee80211_free_node(ni);
2188 			run_enable_tsf_sync(sc);
2189 
2190 			/* enable automatic rate adaptation */
2191 			tp = &vap->iv_txparms[ieee80211_chan2mode(ic->ic_curchan)];
2192 			if (tp->ucastrate == IEEE80211_FIXED_RATE_NONE)
2193 				ratectl |= bid;
2194 		} else
2195 			run_enable_tsf(sc);
2196 
2197 		/* turn link LED on */
2198 		run_set_leds(sc, RT2860_LED_RADIO |
2199 		    (IEEE80211_IS_CHAN_2GHZ(ic->ic_curchan) ?
2200 		     RT2860_LED_LINK_2GHZ : RT2860_LED_LINK_5GHZ));
2201 
2202 		break;
2203 	default:
2204 		RUN_DPRINTF(sc, RUN_DEBUG_STATE, "undefined state\n");
2205 		break;
2206 	}
2207 
2208 	/* restart amrr for running VAPs */
2209 	if ((sc->ratectl_run = ratectl) && restart_ratectl)
2210 		usb_callout_reset(&sc->ratectl_ch, hz, run_ratectl_to, sc);
2211 
2212 	RUN_UNLOCK(sc);
2213 	IEEE80211_LOCK(ic);
2214 
2215 	return(rvp->newstate(vap, nstate, arg));
2216 }
2217 
2218 static int
2219 run_wme_update(struct ieee80211com *ic)
2220 {
2221 	struct chanAccParams chp;
2222 	struct run_softc *sc = ic->ic_softc;
2223 	const struct wmeParams *ac;
2224 	int aci, error = 0;
2225 
2226 	ieee80211_wme_ic_getparams(ic, &chp);
2227 	ac = chp.cap_wmeParams;
2228 
2229 	/* update MAC TX configuration registers */
2230 	RUN_LOCK(sc);
2231 	for (aci = 0; aci < WME_NUM_AC; aci++) {
2232 		error = run_write(sc, RT2860_EDCA_AC_CFG(aci),
2233 		    ac[aci].wmep_logcwmax << 16 |
2234 		    ac[aci].wmep_logcwmin << 12 |
2235 		    ac[aci].wmep_aifsn    <<  8 |
2236 		    ac[aci].wmep_txopLimit);
2237 		if (error) goto err;
2238 	}
2239 
2240 	/* update SCH/DMA registers too */
2241 	error = run_write(sc, RT2860_WMM_AIFSN_CFG,
2242 	    ac[WME_AC_VO].wmep_aifsn  << 12 |
2243 	    ac[WME_AC_VI].wmep_aifsn  <<  8 |
2244 	    ac[WME_AC_BK].wmep_aifsn  <<  4 |
2245 	    ac[WME_AC_BE].wmep_aifsn);
2246 	if (error) goto err;
2247 	error = run_write(sc, RT2860_WMM_CWMIN_CFG,
2248 	    ac[WME_AC_VO].wmep_logcwmin << 12 |
2249 	    ac[WME_AC_VI].wmep_logcwmin <<  8 |
2250 	    ac[WME_AC_BK].wmep_logcwmin <<  4 |
2251 	    ac[WME_AC_BE].wmep_logcwmin);
2252 	if (error) goto err;
2253 	error = run_write(sc, RT2860_WMM_CWMAX_CFG,
2254 	    ac[WME_AC_VO].wmep_logcwmax << 12 |
2255 	    ac[WME_AC_VI].wmep_logcwmax <<  8 |
2256 	    ac[WME_AC_BK].wmep_logcwmax <<  4 |
2257 	    ac[WME_AC_BE].wmep_logcwmax);
2258 	if (error) goto err;
2259 	error = run_write(sc, RT2860_WMM_TXOP0_CFG,
2260 	    ac[WME_AC_BK].wmep_txopLimit << 16 |
2261 	    ac[WME_AC_BE].wmep_txopLimit);
2262 	if (error) goto err;
2263 	error = run_write(sc, RT2860_WMM_TXOP1_CFG,
2264 	    ac[WME_AC_VO].wmep_txopLimit << 16 |
2265 	    ac[WME_AC_VI].wmep_txopLimit);
2266 
2267 err:
2268 	RUN_UNLOCK(sc);
2269 	if (error)
2270 		RUN_DPRINTF(sc, RUN_DEBUG_USB, "WME update failed\n");
2271 
2272 	return (error);
2273 }
2274 
2275 static void
2276 run_key_set_cb(void *arg)
2277 {
2278 	struct run_cmdq *cmdq = arg;
2279 	struct ieee80211vap *vap = cmdq->arg1;
2280 	struct ieee80211_key *k = cmdq->k;
2281 	struct ieee80211com *ic = vap->iv_ic;
2282 	struct run_softc *sc = ic->ic_softc;
2283 	struct ieee80211_node *ni;
2284 	u_int cipher = k->wk_cipher->ic_cipher;
2285 	uint32_t attr;
2286 	uint16_t base, associd;
2287 	uint8_t mode, wcid, iv[8];
2288 
2289 	RUN_LOCK_ASSERT(sc, MA_OWNED);
2290 
2291 	if (vap->iv_opmode == IEEE80211_M_HOSTAP)
2292 		ni = ieee80211_find_vap_node(&ic->ic_sta, vap, cmdq->mac);
2293 	else
2294 		ni = vap->iv_bss;
2295 	associd = (ni != NULL) ? ni->ni_associd : 0;
2296 
2297 	/* map net80211 cipher to RT2860 security mode */
2298 	switch (cipher) {
2299 	case IEEE80211_CIPHER_WEP:
2300 		if(k->wk_keylen < 8)
2301 			mode = RT2860_MODE_WEP40;
2302 		else
2303 			mode = RT2860_MODE_WEP104;
2304 		break;
2305 	case IEEE80211_CIPHER_TKIP:
2306 		mode = RT2860_MODE_TKIP;
2307 		break;
2308 	case IEEE80211_CIPHER_AES_CCM:
2309 		mode = RT2860_MODE_AES_CCMP;
2310 		break;
2311 	default:
2312 		RUN_DPRINTF(sc, RUN_DEBUG_KEY, "undefined case\n");
2313 		return;
2314 	}
2315 
2316 	RUN_DPRINTF(sc, RUN_DEBUG_KEY,
2317 	    "associd=%x, keyix=%d, mode=%x, type=%s, tx=%s, rx=%s\n",
2318 	    associd, k->wk_keyix, mode,
2319 	    (k->wk_flags & IEEE80211_KEY_GROUP) ? "group" : "pairwise",
2320 	    (k->wk_flags & IEEE80211_KEY_XMIT) ? "on" : "off",
2321 	    (k->wk_flags & IEEE80211_KEY_RECV) ? "on" : "off");
2322 
2323 	if (k->wk_flags & IEEE80211_KEY_GROUP) {
2324 		wcid = 0;	/* NB: update WCID0 for group keys */
2325 		base = RT2860_SKEY(RUN_VAP(vap)->rvp_id, k->wk_keyix);
2326 	} else {
2327 		wcid = (vap->iv_opmode == IEEE80211_M_STA) ?
2328 		    1 : RUN_AID2WCID(associd);
2329 		base = RT2860_PKEY(wcid);
2330 	}
2331 
2332 	if (cipher == IEEE80211_CIPHER_TKIP) {
2333 		if(run_write_region_1(sc, base, k->wk_key, 16))
2334 			return;
2335 		if(run_write_region_1(sc, base + 16, &k->wk_key[16], 8))	/* wk_txmic */
2336 			return;
2337 		if(run_write_region_1(sc, base + 24, &k->wk_key[24], 8))	/* wk_rxmic */
2338 			return;
2339 	} else {
2340 		/* roundup len to 16-bit: XXX fix write_region_1() instead */
2341 		if(run_write_region_1(sc, base, k->wk_key, (k->wk_keylen + 1) & ~1))
2342 			return;
2343 	}
2344 
2345 	if (!(k->wk_flags & IEEE80211_KEY_GROUP) ||
2346 	    (k->wk_flags & (IEEE80211_KEY_XMIT | IEEE80211_KEY_RECV))) {
2347 		/* set initial packet number in IV+EIV */
2348 		if (cipher == IEEE80211_CIPHER_WEP) {
2349 			memset(iv, 0, sizeof iv);
2350 			iv[3] = vap->iv_def_txkey << 6;
2351 		} else {
2352 			if (cipher == IEEE80211_CIPHER_TKIP) {
2353 				iv[0] = k->wk_keytsc >> 8;
2354 				iv[1] = (iv[0] | 0x20) & 0x7f;
2355 				iv[2] = k->wk_keytsc;
2356 			} else /* CCMP */ {
2357 				iv[0] = k->wk_keytsc;
2358 				iv[1] = k->wk_keytsc >> 8;
2359 				iv[2] = 0;
2360 			}
2361 			iv[3] = k->wk_keyix << 6 | IEEE80211_WEP_EXTIV;
2362 			iv[4] = k->wk_keytsc >> 16;
2363 			iv[5] = k->wk_keytsc >> 24;
2364 			iv[6] = k->wk_keytsc >> 32;
2365 			iv[7] = k->wk_keytsc >> 40;
2366 		}
2367 		if (run_write_region_1(sc, RT2860_IVEIV(wcid), iv, 8))
2368 			return;
2369 	}
2370 
2371 	if (k->wk_flags & IEEE80211_KEY_GROUP) {
2372 		/* install group key */
2373 		if (run_read(sc, RT2860_SKEY_MODE_0_7, &attr))
2374 			return;
2375 		attr &= ~(0xf << (k->wk_keyix * 4));
2376 		attr |= mode << (k->wk_keyix * 4);
2377 		if (run_write(sc, RT2860_SKEY_MODE_0_7, attr))
2378 			return;
2379 	} else {
2380 		/* install pairwise key */
2381 		if (run_read(sc, RT2860_WCID_ATTR(wcid), &attr))
2382 			return;
2383 		attr = (attr & ~0xf) | (mode << 1) | RT2860_RX_PKEY_EN;
2384 		if (run_write(sc, RT2860_WCID_ATTR(wcid), attr))
2385 			return;
2386 	}
2387 
2388 	/* TODO create a pass-thru key entry? */
2389 
2390 	/* need wcid to delete the right key later */
2391 	k->wk_pad = wcid;
2392 }
2393 
2394 /*
2395  * Don't have to be deferred, but in order to keep order of
2396  * execution, i.e. with run_key_delete(), defer this and let
2397  * run_cmdq_cb() maintain the order.
2398  *
2399  * return 0 on error
2400  */
2401 static int
2402 run_key_set(struct ieee80211vap *vap, struct ieee80211_key *k)
2403 {
2404 	struct ieee80211com *ic = vap->iv_ic;
2405 	struct run_softc *sc = ic->ic_softc;
2406 	uint32_t i;
2407 
2408 	i = RUN_CMDQ_GET(&sc->cmdq_store);
2409 	RUN_DPRINTF(sc, RUN_DEBUG_KEY, "cmdq_store=%d\n", i);
2410 	sc->cmdq[i].func = run_key_set_cb;
2411 	sc->cmdq[i].arg0 = NULL;
2412 	sc->cmdq[i].arg1 = vap;
2413 	sc->cmdq[i].k = k;
2414 	IEEE80211_ADDR_COPY(sc->cmdq[i].mac, k->wk_macaddr);
2415 	ieee80211_runtask(ic, &sc->cmdq_task);
2416 
2417 	/*
2418 	 * To make sure key will be set when hostapd
2419 	 * calls iv_key_set() before if_init().
2420 	 */
2421 	if (vap->iv_opmode == IEEE80211_M_HOSTAP) {
2422 		RUN_LOCK(sc);
2423 		sc->cmdq_key_set = RUN_CMDQ_GO;
2424 		RUN_UNLOCK(sc);
2425 	}
2426 
2427 	return (1);
2428 }
2429 
2430 /*
2431  * If wlan is destroyed without being brought down i.e. without
2432  * wlan down or wpa_cli terminate, this function is called after
2433  * vap is gone. Don't refer it.
2434  */
2435 static void
2436 run_key_delete_cb(void *arg)
2437 {
2438 	struct run_cmdq *cmdq = arg;
2439 	struct run_softc *sc = cmdq->arg1;
2440 	struct ieee80211_key *k = &cmdq->key;
2441 	uint32_t attr;
2442 	uint8_t wcid;
2443 
2444 	RUN_LOCK_ASSERT(sc, MA_OWNED);
2445 
2446 	if (k->wk_flags & IEEE80211_KEY_GROUP) {
2447 		/* remove group key */
2448 		RUN_DPRINTF(sc, RUN_DEBUG_KEY, "removing group key\n");
2449 		run_read(sc, RT2860_SKEY_MODE_0_7, &attr);
2450 		attr &= ~(0xf << (k->wk_keyix * 4));
2451 		run_write(sc, RT2860_SKEY_MODE_0_7, attr);
2452 	} else {
2453 		/* remove pairwise key */
2454 		RUN_DPRINTF(sc, RUN_DEBUG_KEY,
2455 		    "removing key for wcid %x\n", k->wk_pad);
2456 		/* matching wcid was written to wk_pad in run_key_set() */
2457 		wcid = k->wk_pad;
2458 		run_read(sc, RT2860_WCID_ATTR(wcid), &attr);
2459 		attr &= ~0xf;
2460 		run_write(sc, RT2860_WCID_ATTR(wcid), attr);
2461 		run_set_region_4(sc, RT2860_WCID_ENTRY(wcid), 0, 8);
2462 	}
2463 
2464 	k->wk_pad = 0;
2465 }
2466 
2467 /*
2468  * return 0 on error
2469  */
2470 static int
2471 run_key_delete(struct ieee80211vap *vap, struct ieee80211_key *k)
2472 {
2473 	struct ieee80211com *ic = vap->iv_ic;
2474 	struct run_softc *sc = ic->ic_softc;
2475 	struct ieee80211_key *k0;
2476 	uint32_t i;
2477 
2478 	/*
2479 	 * When called back, key might be gone. So, make a copy
2480 	 * of some values need to delete keys before deferring.
2481 	 * But, because of LOR with node lock, cannot use lock here.
2482 	 * So, use atomic instead.
2483 	 */
2484 	i = RUN_CMDQ_GET(&sc->cmdq_store);
2485 	RUN_DPRINTF(sc, RUN_DEBUG_KEY, "cmdq_store=%d\n", i);
2486 	sc->cmdq[i].func = run_key_delete_cb;
2487 	sc->cmdq[i].arg0 = NULL;
2488 	sc->cmdq[i].arg1 = sc;
2489 	k0 = &sc->cmdq[i].key;
2490 	k0->wk_flags = k->wk_flags;
2491 	k0->wk_keyix = k->wk_keyix;
2492 	/* matching wcid was written to wk_pad in run_key_set() */
2493 	k0->wk_pad = k->wk_pad;
2494 	ieee80211_runtask(ic, &sc->cmdq_task);
2495 	return (1);	/* return fake success */
2496 
2497 }
2498 
2499 static void
2500 run_ratectl_to(void *arg)
2501 {
2502 	struct run_softc *sc = arg;
2503 
2504 	/* do it in a process context, so it can go sleep */
2505 	ieee80211_runtask(&sc->sc_ic, &sc->ratectl_task);
2506 	/* next timeout will be rescheduled in the callback task */
2507 }
2508 
2509 /* ARGSUSED */
2510 static void
2511 run_ratectl_cb(void *arg, int pending)
2512 {
2513 	struct run_softc *sc = arg;
2514 	struct ieee80211com *ic = &sc->sc_ic;
2515 	struct ieee80211vap *vap = TAILQ_FIRST(&ic->ic_vaps);
2516 
2517 	if (vap == NULL)
2518 		return;
2519 
2520 	if (sc->rvp_cnt > 1 || vap->iv_opmode != IEEE80211_M_STA) {
2521 		/*
2522 		 * run_reset_livelock() doesn't do anything with AMRR,
2523 		 * but Ralink wants us to call it every 1 sec. So, we
2524 		 * piggyback here rather than creating another callout.
2525 		 * Livelock may occur only in HOSTAP or IBSS mode
2526 		 * (when h/w is sending beacons).
2527 		 */
2528 		RUN_LOCK(sc);
2529 		run_reset_livelock(sc);
2530 		/* just in case, there are some stats to drain */
2531 		run_drain_fifo(sc);
2532 		RUN_UNLOCK(sc);
2533 	}
2534 
2535 	ieee80211_iterate_nodes(&ic->ic_sta, run_iter_func, sc);
2536 
2537 	RUN_LOCK(sc);
2538 	if(sc->ratectl_run != RUN_RATECTL_OFF)
2539 		usb_callout_reset(&sc->ratectl_ch, hz, run_ratectl_to, sc);
2540 	RUN_UNLOCK(sc);
2541 }
2542 
2543 static void
2544 run_drain_fifo(void *arg)
2545 {
2546 	struct run_softc *sc = arg;
2547 	uint32_t stat;
2548 	uint16_t (*wstat)[3];
2549 	uint8_t wcid, mcs, pid;
2550 	int8_t retry;
2551 
2552 	RUN_LOCK_ASSERT(sc, MA_OWNED);
2553 
2554 	for (;;) {
2555 		/* drain Tx status FIFO (maxsize = 16) */
2556 		run_read(sc, RT2860_TX_STAT_FIFO, &stat);
2557 		RUN_DPRINTF(sc, RUN_DEBUG_XMIT, "tx stat 0x%08x\n", stat);
2558 		if (!(stat & RT2860_TXQ_VLD))
2559 			break;
2560 
2561 		wcid = (stat >> RT2860_TXQ_WCID_SHIFT) & 0xff;
2562 
2563 		/* if no ACK was requested, no feedback is available */
2564 		if (!(stat & RT2860_TXQ_ACKREQ) || wcid > RT2870_WCID_MAX ||
2565 		    wcid == 0)
2566 			continue;
2567 
2568 		/*
2569 		 * Even though each stat is Tx-complete-status like format,
2570 		 * the device can poll stats. Because there is no guarantee
2571 		 * that the referring node is still around when read the stats.
2572 		 * So that, if we use ieee80211_ratectl_tx_update(), we will
2573 		 * have hard time not to refer already freed node.
2574 		 *
2575 		 * To eliminate such page faults, we poll stats in softc.
2576 		 * Then, update the rates later with ieee80211_ratectl_tx_update().
2577 		 */
2578 		wstat = &(sc->wcid_stats[wcid]);
2579 		(*wstat)[RUN_TXCNT]++;
2580 		if (stat & RT2860_TXQ_OK)
2581 			(*wstat)[RUN_SUCCESS]++;
2582 		else
2583 			counter_u64_add(sc->sc_ic.ic_oerrors, 1);
2584 		/*
2585 		 * Check if there were retries, ie if the Tx success rate is
2586 		 * different from the requested rate. Note that it works only
2587 		 * because we do not allow rate fallback from OFDM to CCK.
2588 		 */
2589 		mcs = (stat >> RT2860_TXQ_MCS_SHIFT) & 0x7f;
2590 		pid = (stat >> RT2860_TXQ_PID_SHIFT) & 0xf;
2591 		if ((retry = pid -1 - mcs) > 0) {
2592 			(*wstat)[RUN_TXCNT] += retry;
2593 			(*wstat)[RUN_RETRY] += retry;
2594 		}
2595 	}
2596 	RUN_DPRINTF(sc, RUN_DEBUG_XMIT, "count=%d\n", sc->fifo_cnt);
2597 
2598 	sc->fifo_cnt = 0;
2599 }
2600 
2601 static void
2602 run_iter_func(void *arg, struct ieee80211_node *ni)
2603 {
2604 	struct run_softc *sc = arg;
2605 	struct ieee80211_ratectl_tx_stats *txs = &sc->sc_txs;
2606 	struct ieee80211vap *vap = ni->ni_vap;
2607 	struct run_node *rn = RUN_NODE(ni);
2608 	union run_stats sta[2];
2609 	uint16_t (*wstat)[3];
2610 	int error;
2611 
2612 	RUN_LOCK(sc);
2613 
2614 	/* Check for special case */
2615 	if (sc->rvp_cnt <= 1 && vap->iv_opmode == IEEE80211_M_STA &&
2616 	    ni != vap->iv_bss)
2617 		goto fail;
2618 
2619 	txs->flags = IEEE80211_RATECTL_TX_STATS_NODE |
2620 		     IEEE80211_RATECTL_TX_STATS_RETRIES;
2621 	txs->ni = ni;
2622 	if (sc->rvp_cnt <= 1 && (vap->iv_opmode == IEEE80211_M_IBSS ||
2623 	    vap->iv_opmode == IEEE80211_M_STA)) {
2624 		/* read statistic counters (clear on read) and update AMRR state */
2625 		error = run_read_region_1(sc, RT2860_TX_STA_CNT0, (uint8_t *)sta,
2626 		    sizeof sta);
2627 		if (error != 0)
2628 			goto fail;
2629 
2630 		/* count failed TX as errors */
2631 		if_inc_counter(vap->iv_ifp, IFCOUNTER_OERRORS,
2632 		    le16toh(sta[0].error.fail));
2633 
2634 		txs->nretries = le16toh(sta[1].tx.retry);
2635 		txs->nsuccess = le16toh(sta[1].tx.success);
2636 		/* nretries??? */
2637 		txs->nframes = txs->nretries + txs->nsuccess +
2638 		    le16toh(sta[0].error.fail);
2639 
2640 		RUN_DPRINTF(sc, RUN_DEBUG_RATE,
2641 		    "retrycnt=%d success=%d failcnt=%d\n",
2642 		    txs->nretries, txs->nsuccess, le16toh(sta[0].error.fail));
2643 	} else {
2644 		wstat = &(sc->wcid_stats[RUN_AID2WCID(ni->ni_associd)]);
2645 
2646 		if (wstat == &(sc->wcid_stats[0]) ||
2647 		    wstat > &(sc->wcid_stats[RT2870_WCID_MAX]))
2648 			goto fail;
2649 
2650 		txs->nretries = (*wstat)[RUN_RETRY];
2651 		txs->nsuccess = (*wstat)[RUN_SUCCESS];
2652 		txs->nframes = (*wstat)[RUN_TXCNT];
2653 		RUN_DPRINTF(sc, RUN_DEBUG_RATE,
2654 		    "retrycnt=%d txcnt=%d success=%d\n",
2655 		    txs->nretries, txs->nframes, txs->nsuccess);
2656 
2657 		memset(wstat, 0, sizeof(*wstat));
2658 	}
2659 
2660 	ieee80211_ratectl_tx_update(vap, txs);
2661 	rn->amrr_ridx = ieee80211_ratectl_rate(ni, NULL, 0);
2662 
2663 fail:
2664 	RUN_UNLOCK(sc);
2665 
2666 	RUN_DPRINTF(sc, RUN_DEBUG_RATE, "ridx=%d\n", rn->amrr_ridx);
2667 }
2668 
2669 static void
2670 run_newassoc_cb(void *arg)
2671 {
2672 	struct run_cmdq *cmdq = arg;
2673 	struct ieee80211_node *ni = cmdq->arg1;
2674 	struct run_softc *sc = ni->ni_vap->iv_ic->ic_softc;
2675 	uint8_t wcid = cmdq->wcid;
2676 
2677 	RUN_LOCK_ASSERT(sc, MA_OWNED);
2678 
2679 	run_write_region_1(sc, RT2860_WCID_ENTRY(wcid),
2680 	    ni->ni_macaddr, IEEE80211_ADDR_LEN);
2681 
2682 	memset(&(sc->wcid_stats[wcid]), 0, sizeof(sc->wcid_stats[wcid]));
2683 }
2684 
2685 static void
2686 run_newassoc(struct ieee80211_node *ni, int isnew)
2687 {
2688 	struct run_node *rn = RUN_NODE(ni);
2689 	struct ieee80211_rateset *rs = &ni->ni_rates;
2690 	struct ieee80211vap *vap = ni->ni_vap;
2691 	struct ieee80211com *ic = vap->iv_ic;
2692 	struct run_softc *sc = ic->ic_softc;
2693 	uint8_t rate;
2694 	uint8_t ridx;
2695 	uint8_t wcid;
2696 	int i, j;
2697 
2698 	wcid = (vap->iv_opmode == IEEE80211_M_STA) ?
2699 	    1 : RUN_AID2WCID(ni->ni_associd);
2700 
2701 	if (wcid > RT2870_WCID_MAX) {
2702 		device_printf(sc->sc_dev, "wcid=%d out of range\n", wcid);
2703 		return;
2704 	}
2705 
2706 	/* only interested in true associations */
2707 	if (isnew && ni->ni_associd != 0) {
2708 
2709 		/*
2710 		 * This function could is called though timeout function.
2711 		 * Need to defer.
2712 		 */
2713 		uint32_t cnt = RUN_CMDQ_GET(&sc->cmdq_store);
2714 		RUN_DPRINTF(sc, RUN_DEBUG_STATE, "cmdq_store=%d\n", cnt);
2715 		sc->cmdq[cnt].func = run_newassoc_cb;
2716 		sc->cmdq[cnt].arg0 = NULL;
2717 		sc->cmdq[cnt].arg1 = ni;
2718 		sc->cmdq[cnt].wcid = wcid;
2719 		ieee80211_runtask(ic, &sc->cmdq_task);
2720 	}
2721 
2722 	RUN_DPRINTF(sc, RUN_DEBUG_STATE,
2723 	    "new assoc isnew=%d associd=%x addr=%s\n",
2724 	    isnew, ni->ni_associd, ether_sprintf(ni->ni_macaddr));
2725 
2726 	for (i = 0; i < rs->rs_nrates; i++) {
2727 		rate = rs->rs_rates[i] & IEEE80211_RATE_VAL;
2728 		/* convert 802.11 rate to hardware rate index */
2729 		for (ridx = 0; ridx < RT2860_RIDX_MAX; ridx++)
2730 			if (rt2860_rates[ridx].rate == rate)
2731 				break;
2732 		rn->ridx[i] = ridx;
2733 		/* determine rate of control response frames */
2734 		for (j = i; j >= 0; j--) {
2735 			if ((rs->rs_rates[j] & IEEE80211_RATE_BASIC) &&
2736 			    rt2860_rates[rn->ridx[i]].phy ==
2737 			    rt2860_rates[rn->ridx[j]].phy)
2738 				break;
2739 		}
2740 		if (j >= 0) {
2741 			rn->ctl_ridx[i] = rn->ridx[j];
2742 		} else {
2743 			/* no basic rate found, use mandatory one */
2744 			rn->ctl_ridx[i] = rt2860_rates[ridx].ctl_ridx;
2745 		}
2746 		RUN_DPRINTF(sc, RUN_DEBUG_STATE | RUN_DEBUG_RATE,
2747 		    "rate=0x%02x ridx=%d ctl_ridx=%d\n",
2748 		    rs->rs_rates[i], rn->ridx[i], rn->ctl_ridx[i]);
2749 	}
2750 	rate = vap->iv_txparms[ieee80211_chan2mode(ic->ic_curchan)].mgmtrate;
2751 	for (ridx = 0; ridx < RT2860_RIDX_MAX; ridx++)
2752 		if (rt2860_rates[ridx].rate == rate)
2753 			break;
2754 	rn->mgt_ridx = ridx;
2755 	RUN_DPRINTF(sc, RUN_DEBUG_STATE | RUN_DEBUG_RATE,
2756 	    "rate=%d, mgmt_ridx=%d\n", rate, rn->mgt_ridx);
2757 
2758 	RUN_LOCK(sc);
2759 	if(sc->ratectl_run != RUN_RATECTL_OFF)
2760 		usb_callout_reset(&sc->ratectl_ch, hz, run_ratectl_to, sc);
2761 	RUN_UNLOCK(sc);
2762 }
2763 
2764 /*
2765  * Return the Rx chain with the highest RSSI for a given frame.
2766  */
2767 static __inline uint8_t
2768 run_maxrssi_chain(struct run_softc *sc, const struct rt2860_rxwi *rxwi)
2769 {
2770 	uint8_t rxchain = 0;
2771 
2772 	if (sc->nrxchains > 1) {
2773 		if (rxwi->rssi[1] > rxwi->rssi[rxchain])
2774 			rxchain = 1;
2775 		if (sc->nrxchains > 2)
2776 			if (rxwi->rssi[2] > rxwi->rssi[rxchain])
2777 				rxchain = 2;
2778 	}
2779 	return (rxchain);
2780 }
2781 
2782 static void
2783 run_recv_mgmt(struct ieee80211_node *ni, struct mbuf *m, int subtype,
2784     const struct ieee80211_rx_stats *rxs, int rssi, int nf)
2785 {
2786 	struct ieee80211vap *vap = ni->ni_vap;
2787 	struct run_softc *sc = vap->iv_ic->ic_softc;
2788 	struct run_vap *rvp = RUN_VAP(vap);
2789 	uint64_t ni_tstamp, rx_tstamp;
2790 
2791 	rvp->recv_mgmt(ni, m, subtype, rxs, rssi, nf);
2792 
2793 	if (vap->iv_state == IEEE80211_S_RUN &&
2794 	    (subtype == IEEE80211_FC0_SUBTYPE_BEACON ||
2795 	    subtype == IEEE80211_FC0_SUBTYPE_PROBE_RESP)) {
2796 		ni_tstamp = le64toh(ni->ni_tstamp.tsf);
2797 		RUN_LOCK(sc);
2798 		run_get_tsf(sc, &rx_tstamp);
2799 		RUN_UNLOCK(sc);
2800 		rx_tstamp = le64toh(rx_tstamp);
2801 
2802 		if (ni_tstamp >= rx_tstamp) {
2803 			RUN_DPRINTF(sc, RUN_DEBUG_RECV | RUN_DEBUG_BEACON,
2804 			    "ibss merge, tsf %ju tstamp %ju\n",
2805 			    (uintmax_t)rx_tstamp, (uintmax_t)ni_tstamp);
2806 			(void) ieee80211_ibss_merge(ni);
2807 		}
2808 	}
2809 }
2810 
2811 static void
2812 run_rx_frame(struct run_softc *sc, struct mbuf *m, uint32_t dmalen)
2813 {
2814 	struct ieee80211com *ic = &sc->sc_ic;
2815 	struct ieee80211_frame *wh;
2816 	struct ieee80211_node *ni;
2817 	struct rt2870_rxd *rxd;
2818 	struct rt2860_rxwi *rxwi;
2819 	uint32_t flags;
2820 	uint16_t len, rxwisize;
2821 	uint8_t ant, rssi;
2822 	int8_t nf;
2823 
2824 	rxwisize = sizeof(struct rt2860_rxwi);
2825 	if (sc->mac_ver == 0x5592)
2826 		rxwisize += sizeof(uint64_t);
2827 	else if (sc->mac_ver == 0x3593)
2828 		rxwisize += sizeof(uint32_t);
2829 
2830 	if (__predict_false(dmalen <
2831 	    rxwisize + sizeof(struct ieee80211_frame_ack))) {
2832 		RUN_DPRINTF(sc, RUN_DEBUG_RECV,
2833 		    "payload is too short: dma length %u < %zu\n",
2834 		    dmalen, rxwisize + sizeof(struct ieee80211_frame_ack));
2835 		goto fail;
2836 	}
2837 
2838 	rxwi = mtod(m, struct rt2860_rxwi *);
2839 	len = le16toh(rxwi->len) & 0xfff;
2840 
2841 	if (__predict_false(len > dmalen - rxwisize)) {
2842 		RUN_DPRINTF(sc, RUN_DEBUG_RECV,
2843 		    "bad RXWI length %u > %u\n", len, dmalen);
2844 		goto fail;
2845 	}
2846 
2847 	/* Rx descriptor is located at the end */
2848 	rxd = (struct rt2870_rxd *)(mtod(m, caddr_t) + dmalen);
2849 	flags = le32toh(rxd->flags);
2850 
2851 	if (__predict_false(flags & (RT2860_RX_CRCERR | RT2860_RX_ICVERR))) {
2852 		RUN_DPRINTF(sc, RUN_DEBUG_RECV, "%s error.\n",
2853 		    (flags & RT2860_RX_CRCERR)?"CRC":"ICV");
2854 		goto fail;
2855 	}
2856 
2857 	if (flags & RT2860_RX_L2PAD) {
2858 		/*
2859 		 * XXX OpenBSD removes padding between header
2860 		 * and payload here...
2861 		 */
2862 		RUN_DPRINTF(sc, RUN_DEBUG_RECV,
2863 		    "received RT2860_RX_L2PAD frame\n");
2864 		len += 2;
2865 	}
2866 
2867 	m->m_data += rxwisize;
2868 	m->m_pkthdr.len = m->m_len = len;
2869 
2870 	wh = mtod(m, struct ieee80211_frame *);
2871 
2872 	/* XXX wrong for monitor mode */
2873 	if (wh->i_fc[1] & IEEE80211_FC1_PROTECTED) {
2874 		wh->i_fc[1] &= ~IEEE80211_FC1_PROTECTED;
2875 		m->m_flags |= M_WEP;
2876 	}
2877 
2878 	if (len >= sizeof(struct ieee80211_frame_min)) {
2879 		ni = ieee80211_find_rxnode(ic,
2880 		    mtod(m, struct ieee80211_frame_min *));
2881 	} else
2882 		ni = NULL;
2883 
2884 	if (__predict_false(flags & RT2860_RX_MICERR)) {
2885 		/* report MIC failures to net80211 for TKIP */
2886 		if (ni != NULL)
2887 			ieee80211_notify_michael_failure(ni->ni_vap, wh,
2888 			    rxwi->keyidx);
2889 		RUN_DPRINTF(sc, RUN_DEBUG_RECV,
2890 		    "MIC error. Someone is lying.\n");
2891 		goto fail;
2892 	}
2893 
2894 	ant = run_maxrssi_chain(sc, rxwi);
2895 	rssi = rxwi->rssi[ant];
2896 	nf = run_rssi2dbm(sc, rssi, ant);
2897 
2898 	if (__predict_false(ieee80211_radiotap_active(ic))) {
2899 		struct run_rx_radiotap_header *tap = &sc->sc_rxtap;
2900 		uint16_t phy;
2901 
2902 		tap->wr_flags = 0;
2903 		tap->wr_antsignal = rssi;
2904 		tap->wr_antenna = ant;
2905 		tap->wr_dbm_antsignal = run_rssi2dbm(sc, rssi, ant);
2906 		tap->wr_rate = 2;	/* in case it can't be found below */
2907 		RUN_LOCK(sc);
2908 		run_get_tsf(sc, &tap->wr_tsf);
2909 		RUN_UNLOCK(sc);
2910 		phy = le16toh(rxwi->phy);
2911 		switch (phy & RT2860_PHY_MODE) {
2912 		case RT2860_PHY_CCK:
2913 			switch ((phy & RT2860_PHY_MCS) & ~RT2860_PHY_SHPRE) {
2914 			case 0:	tap->wr_rate =   2; break;
2915 			case 1:	tap->wr_rate =   4; break;
2916 			case 2:	tap->wr_rate =  11; break;
2917 			case 3:	tap->wr_rate =  22; break;
2918 			}
2919 			if (phy & RT2860_PHY_SHPRE)
2920 				tap->wr_flags |= IEEE80211_RADIOTAP_F_SHORTPRE;
2921 			break;
2922 		case RT2860_PHY_OFDM:
2923 			switch (phy & RT2860_PHY_MCS) {
2924 			case 0:	tap->wr_rate =  12; break;
2925 			case 1:	tap->wr_rate =  18; break;
2926 			case 2:	tap->wr_rate =  24; break;
2927 			case 3:	tap->wr_rate =  36; break;
2928 			case 4:	tap->wr_rate =  48; break;
2929 			case 5:	tap->wr_rate =  72; break;
2930 			case 6:	tap->wr_rate =  96; break;
2931 			case 7:	tap->wr_rate = 108; break;
2932 			}
2933 			break;
2934 		}
2935 	}
2936 
2937 	if (ni != NULL) {
2938 		(void)ieee80211_input(ni, m, rssi, nf);
2939 		ieee80211_free_node(ni);
2940 	} else {
2941 		(void)ieee80211_input_all(ic, m, rssi, nf);
2942 	}
2943 
2944 	return;
2945 
2946 fail:
2947 	m_freem(m);
2948 	counter_u64_add(ic->ic_ierrors, 1);
2949 }
2950 
2951 static void
2952 run_bulk_rx_callback(struct usb_xfer *xfer, usb_error_t error)
2953 {
2954 	struct run_softc *sc = usbd_xfer_softc(xfer);
2955 	struct ieee80211com *ic = &sc->sc_ic;
2956 	struct mbuf *m = NULL;
2957 	struct mbuf *m0;
2958 	uint32_t dmalen, mbuf_len;
2959 	uint16_t rxwisize;
2960 	int xferlen;
2961 
2962 	rxwisize = sizeof(struct rt2860_rxwi);
2963 	if (sc->mac_ver == 0x5592)
2964 		rxwisize += sizeof(uint64_t);
2965 	else if (sc->mac_ver == 0x3593)
2966 		rxwisize += sizeof(uint32_t);
2967 
2968 	usbd_xfer_status(xfer, &xferlen, NULL, NULL, NULL);
2969 
2970 	switch (USB_GET_STATE(xfer)) {
2971 	case USB_ST_TRANSFERRED:
2972 
2973 		RUN_DPRINTF(sc, RUN_DEBUG_RECV,
2974 		    "rx done, actlen=%d\n", xferlen);
2975 
2976 		if (xferlen < (int)(sizeof(uint32_t) + rxwisize +
2977 		    sizeof(struct rt2870_rxd))) {
2978 			RUN_DPRINTF(sc, RUN_DEBUG_RECV_DESC | RUN_DEBUG_USB,
2979 			    "xfer too short %d\n", xferlen);
2980 			goto tr_setup;
2981 		}
2982 
2983 		m = sc->rx_m;
2984 		sc->rx_m = NULL;
2985 
2986 		/* FALLTHROUGH */
2987 	case USB_ST_SETUP:
2988 tr_setup:
2989 		if (sc->rx_m == NULL) {
2990 			sc->rx_m = m_getjcl(M_NOWAIT, MT_DATA, M_PKTHDR,
2991 			    MJUMPAGESIZE /* xfer can be bigger than MCLBYTES */);
2992 		}
2993 		if (sc->rx_m == NULL) {
2994 			RUN_DPRINTF(sc, RUN_DEBUG_RECV | RUN_DEBUG_RECV_DESC,
2995 			    "could not allocate mbuf - idle with stall\n");
2996 			counter_u64_add(ic->ic_ierrors, 1);
2997 			usbd_xfer_set_stall(xfer);
2998 			usbd_xfer_set_frames(xfer, 0);
2999 		} else {
3000 			/*
3001 			 * Directly loading a mbuf cluster into DMA to
3002 			 * save some data copying. This works because
3003 			 * there is only one cluster.
3004 			 */
3005 			usbd_xfer_set_frame_data(xfer, 0,
3006 			    mtod(sc->rx_m, caddr_t), RUN_MAX_RXSZ);
3007 			usbd_xfer_set_frames(xfer, 1);
3008 		}
3009 		usbd_transfer_submit(xfer);
3010 		break;
3011 
3012 	default:	/* Error */
3013 		if (error != USB_ERR_CANCELLED) {
3014 			/* try to clear stall first */
3015 			usbd_xfer_set_stall(xfer);
3016 			if (error == USB_ERR_TIMEOUT)
3017 				device_printf(sc->sc_dev, "device timeout\n");
3018 			counter_u64_add(ic->ic_ierrors, 1);
3019 			goto tr_setup;
3020 		}
3021 		if (sc->rx_m != NULL) {
3022 			m_freem(sc->rx_m);
3023 			sc->rx_m = NULL;
3024 		}
3025 		break;
3026 	}
3027 
3028 	if (m == NULL)
3029 		return;
3030 
3031 	/* inputting all the frames must be last */
3032 
3033 	RUN_UNLOCK(sc);
3034 
3035 	m->m_pkthdr.len = m->m_len = xferlen;
3036 
3037 	/* HW can aggregate multiple 802.11 frames in a single USB xfer */
3038 	for(;;) {
3039 		dmalen = le32toh(*mtod(m, uint32_t *)) & 0xffff;
3040 
3041 		if ((dmalen >= (uint32_t)-8) || (dmalen == 0) ||
3042 		    ((dmalen & 3) != 0)) {
3043 			RUN_DPRINTF(sc, RUN_DEBUG_RECV_DESC | RUN_DEBUG_USB,
3044 			    "bad DMA length %u\n", dmalen);
3045 			break;
3046 		}
3047 		if ((dmalen + 8) > (uint32_t)xferlen) {
3048 			RUN_DPRINTF(sc, RUN_DEBUG_RECV_DESC | RUN_DEBUG_USB,
3049 			    "bad DMA length %u > %d\n",
3050 			dmalen + 8, xferlen);
3051 			break;
3052 		}
3053 
3054 		/* If it is the last one or a single frame, we won't copy. */
3055 		if ((xferlen -= dmalen + 8) <= 8) {
3056 			/* trim 32-bit DMA-len header */
3057 			m->m_data += 4;
3058 			m->m_pkthdr.len = m->m_len -= 4;
3059 			run_rx_frame(sc, m, dmalen);
3060 			m = NULL;	/* don't free source buffer */
3061 			break;
3062 		}
3063 
3064 		mbuf_len = dmalen + sizeof(struct rt2870_rxd);
3065 		if (__predict_false(mbuf_len > MCLBYTES)) {
3066 			RUN_DPRINTF(sc, RUN_DEBUG_RECV_DESC | RUN_DEBUG_USB,
3067 			    "payload is too big: mbuf_len %u\n", mbuf_len);
3068 			counter_u64_add(ic->ic_ierrors, 1);
3069 			break;
3070 		}
3071 
3072 		/* copy aggregated frames to another mbuf */
3073 		m0 = m_getcl(M_NOWAIT, MT_DATA, M_PKTHDR);
3074 		if (__predict_false(m0 == NULL)) {
3075 			RUN_DPRINTF(sc, RUN_DEBUG_RECV_DESC,
3076 			    "could not allocate mbuf\n");
3077 			counter_u64_add(ic->ic_ierrors, 1);
3078 			break;
3079 		}
3080 		m_copydata(m, 4 /* skip 32-bit DMA-len header */,
3081 		    mbuf_len, mtod(m0, caddr_t));
3082 		m0->m_pkthdr.len = m0->m_len = mbuf_len;
3083 		run_rx_frame(sc, m0, dmalen);
3084 
3085 		/* update data ptr */
3086 		m->m_data += mbuf_len + 4;
3087 		m->m_pkthdr.len = m->m_len -= mbuf_len + 4;
3088 	}
3089 
3090 	/* make sure we free the source buffer, if any */
3091 	m_freem(m);
3092 
3093 	RUN_LOCK(sc);
3094 }
3095 
3096 static void
3097 run_tx_free(struct run_endpoint_queue *pq,
3098     struct run_tx_data *data, int txerr)
3099 {
3100 
3101 	ieee80211_tx_complete(data->ni, data->m, txerr);
3102 
3103 	data->m = NULL;
3104 	data->ni = NULL;
3105 
3106 	STAILQ_INSERT_TAIL(&pq->tx_fh, data, next);
3107 	pq->tx_nfree++;
3108 }
3109 
3110 static void
3111 run_bulk_tx_callbackN(struct usb_xfer *xfer, usb_error_t error, u_int index)
3112 {
3113 	struct run_softc *sc = usbd_xfer_softc(xfer);
3114 	struct ieee80211com *ic = &sc->sc_ic;
3115 	struct run_tx_data *data;
3116 	struct ieee80211vap *vap = NULL;
3117 	struct usb_page_cache *pc;
3118 	struct run_endpoint_queue *pq = &sc->sc_epq[index];
3119 	struct mbuf *m;
3120 	usb_frlength_t size;
3121 	int actlen;
3122 	int sumlen;
3123 
3124 	usbd_xfer_status(xfer, &actlen, &sumlen, NULL, NULL);
3125 
3126 	switch (USB_GET_STATE(xfer)) {
3127 	case USB_ST_TRANSFERRED:
3128 		RUN_DPRINTF(sc, RUN_DEBUG_XMIT | RUN_DEBUG_USB,
3129 		    "transfer complete: %d bytes @ index %d\n", actlen, index);
3130 
3131 		data = usbd_xfer_get_priv(xfer);
3132 		run_tx_free(pq, data, 0);
3133 		usbd_xfer_set_priv(xfer, NULL);
3134 
3135 		/* FALLTHROUGH */
3136 	case USB_ST_SETUP:
3137 tr_setup:
3138 		data = STAILQ_FIRST(&pq->tx_qh);
3139 		if (data == NULL)
3140 			break;
3141 
3142 		STAILQ_REMOVE_HEAD(&pq->tx_qh, next);
3143 
3144 		m = data->m;
3145 		size = (sc->mac_ver == 0x5592) ?
3146 		    sizeof(data->desc) + sizeof(uint32_t) : sizeof(data->desc);
3147 		if ((m->m_pkthdr.len +
3148 		    size + 3 + 8) > RUN_MAX_TXSZ) {
3149 			RUN_DPRINTF(sc, RUN_DEBUG_XMIT_DESC | RUN_DEBUG_USB,
3150 			    "data overflow, %u bytes\n", m->m_pkthdr.len);
3151 			run_tx_free(pq, data, 1);
3152 			goto tr_setup;
3153 		}
3154 
3155 		pc = usbd_xfer_get_frame(xfer, 0);
3156 		usbd_copy_in(pc, 0, &data->desc, size);
3157 		usbd_m_copy_in(pc, size, m, 0, m->m_pkthdr.len);
3158 		size += m->m_pkthdr.len;
3159 		/*
3160 		 * Align end on a 4-byte boundary, pad 8 bytes (CRC +
3161 		 * 4-byte padding), and be sure to zero those trailing
3162 		 * bytes:
3163 		 */
3164 		usbd_frame_zero(pc, size, ((-size) & 3) + 8);
3165 		size += ((-size) & 3) + 8;
3166 
3167 		vap = data->ni->ni_vap;
3168 		if (ieee80211_radiotap_active_vap(vap)) {
3169 			struct run_tx_radiotap_header *tap = &sc->sc_txtap;
3170 			struct rt2860_txwi *txwi =
3171 			    (struct rt2860_txwi *)(&data->desc + sizeof(struct rt2870_txd));
3172 			tap->wt_flags = 0;
3173 			tap->wt_rate = rt2860_rates[data->ridx].rate;
3174 			tap->wt_hwqueue = index;
3175 			if (le16toh(txwi->phy) & RT2860_PHY_SHPRE)
3176 				tap->wt_flags |= IEEE80211_RADIOTAP_F_SHORTPRE;
3177 
3178 			ieee80211_radiotap_tx(vap, m);
3179 		}
3180 
3181 		RUN_DPRINTF(sc, RUN_DEBUG_XMIT | RUN_DEBUG_USB,
3182 		    "sending frame len=%u/%u @ index %d\n",
3183 		    m->m_pkthdr.len, size, index);
3184 
3185 		usbd_xfer_set_frame_len(xfer, 0, size);
3186 		usbd_xfer_set_priv(xfer, data);
3187 		usbd_transfer_submit(xfer);
3188 		run_start(sc);
3189 
3190 		break;
3191 
3192 	default:
3193 		RUN_DPRINTF(sc, RUN_DEBUG_XMIT | RUN_DEBUG_USB,
3194 		    "USB transfer error, %s\n", usbd_errstr(error));
3195 
3196 		data = usbd_xfer_get_priv(xfer);
3197 
3198 		if (data != NULL) {
3199 			if(data->ni != NULL)
3200 				vap = data->ni->ni_vap;
3201 			run_tx_free(pq, data, error);
3202 			usbd_xfer_set_priv(xfer, NULL);
3203 		}
3204 
3205 		if (vap == NULL)
3206 			vap = TAILQ_FIRST(&ic->ic_vaps);
3207 
3208 		if (error != USB_ERR_CANCELLED) {
3209 			if (error == USB_ERR_TIMEOUT) {
3210 				device_printf(sc->sc_dev, "device timeout\n");
3211 				uint32_t i = RUN_CMDQ_GET(&sc->cmdq_store);
3212 				RUN_DPRINTF(sc, RUN_DEBUG_XMIT | RUN_DEBUG_USB,
3213 				    "cmdq_store=%d\n", i);
3214 				sc->cmdq[i].func = run_usb_timeout_cb;
3215 				sc->cmdq[i].arg0 = vap;
3216 				ieee80211_runtask(ic, &sc->cmdq_task);
3217 			}
3218 
3219 			/*
3220 			 * Try to clear stall first, also if other
3221 			 * errors occur, hence clearing stall
3222 			 * introduces a 50 ms delay:
3223 			 */
3224 			usbd_xfer_set_stall(xfer);
3225 			goto tr_setup;
3226 		}
3227 		break;
3228 	}
3229 }
3230 
3231 static void
3232 run_bulk_tx_callback0(struct usb_xfer *xfer, usb_error_t error)
3233 {
3234 	run_bulk_tx_callbackN(xfer, error, 0);
3235 }
3236 
3237 static void
3238 run_bulk_tx_callback1(struct usb_xfer *xfer, usb_error_t error)
3239 {
3240 	run_bulk_tx_callbackN(xfer, error, 1);
3241 }
3242 
3243 static void
3244 run_bulk_tx_callback2(struct usb_xfer *xfer, usb_error_t error)
3245 {
3246 	run_bulk_tx_callbackN(xfer, error, 2);
3247 }
3248 
3249 static void
3250 run_bulk_tx_callback3(struct usb_xfer *xfer, usb_error_t error)
3251 {
3252 	run_bulk_tx_callbackN(xfer, error, 3);
3253 }
3254 
3255 static void
3256 run_bulk_tx_callback4(struct usb_xfer *xfer, usb_error_t error)
3257 {
3258 	run_bulk_tx_callbackN(xfer, error, 4);
3259 }
3260 
3261 static void
3262 run_bulk_tx_callback5(struct usb_xfer *xfer, usb_error_t error)
3263 {
3264 	run_bulk_tx_callbackN(xfer, error, 5);
3265 }
3266 
3267 static void
3268 run_set_tx_desc(struct run_softc *sc, struct run_tx_data *data)
3269 {
3270 	struct mbuf *m = data->m;
3271 	struct ieee80211com *ic = &sc->sc_ic;
3272 	struct ieee80211vap *vap = data->ni->ni_vap;
3273 	struct ieee80211_frame *wh;
3274 	struct rt2870_txd *txd;
3275 	struct rt2860_txwi *txwi;
3276 	uint16_t xferlen, txwisize;
3277 	uint16_t mcs;
3278 	uint8_t ridx = data->ridx;
3279 	uint8_t pad;
3280 
3281 	/* get MCS code from rate index */
3282 	mcs = rt2860_rates[ridx].mcs;
3283 
3284 	txwisize = (sc->mac_ver == 0x5592) ?
3285 	    sizeof(*txwi) + sizeof(uint32_t) : sizeof(*txwi);
3286 	xferlen = txwisize + m->m_pkthdr.len;
3287 
3288 	/* roundup to 32-bit alignment */
3289 	xferlen = (xferlen + 3) & ~3;
3290 
3291 	txd = (struct rt2870_txd *)&data->desc;
3292 	txd->len = htole16(xferlen);
3293 
3294 	wh = mtod(m, struct ieee80211_frame *);
3295 
3296 	/*
3297 	 * Ether both are true or both are false, the header
3298 	 * are nicely aligned to 32-bit. So, no L2 padding.
3299 	 */
3300 	if(IEEE80211_HAS_ADDR4(wh) == IEEE80211_QOS_HAS_SEQ(wh))
3301 		pad = 0;
3302 	else
3303 		pad = 2;
3304 
3305 	/* setup TX Wireless Information */
3306 	txwi = (struct rt2860_txwi *)(txd + 1);
3307 	txwi->len = htole16(m->m_pkthdr.len - pad);
3308 	if (rt2860_rates[ridx].phy == IEEE80211_T_DS) {
3309 		mcs |= RT2860_PHY_CCK;
3310 		if (ridx != RT2860_RIDX_CCK1 &&
3311 		    (ic->ic_flags & IEEE80211_F_SHPREAMBLE))
3312 			mcs |= RT2860_PHY_SHPRE;
3313 	} else
3314 		mcs |= RT2860_PHY_OFDM;
3315 	txwi->phy = htole16(mcs);
3316 
3317 	/* check if RTS/CTS or CTS-to-self protection is required */
3318 	if (!IEEE80211_IS_MULTICAST(wh->i_addr1) &&
3319 	    (m->m_pkthdr.len + IEEE80211_CRC_LEN > vap->iv_rtsthreshold ||
3320 	     ((ic->ic_flags & IEEE80211_F_USEPROT) &&
3321 	      rt2860_rates[ridx].phy == IEEE80211_T_OFDM)))
3322 		txwi->txop |= RT2860_TX_TXOP_HT;
3323 	else
3324 		txwi->txop |= RT2860_TX_TXOP_BACKOFF;
3325 
3326 	if (vap->iv_opmode != IEEE80211_M_STA && !IEEE80211_QOS_HAS_SEQ(wh))
3327 		txwi->xflags |= RT2860_TX_NSEQ;
3328 }
3329 
3330 /* This function must be called locked */
3331 static int
3332 run_tx(struct run_softc *sc, struct mbuf *m, struct ieee80211_node *ni)
3333 {
3334 	struct ieee80211com *ic = &sc->sc_ic;
3335 	struct ieee80211vap *vap = ni->ni_vap;
3336 	struct ieee80211_frame *wh;
3337 	const struct ieee80211_txparam *tp = ni->ni_txparms;
3338 	struct run_node *rn = RUN_NODE(ni);
3339 	struct run_tx_data *data;
3340 	struct rt2870_txd *txd;
3341 	struct rt2860_txwi *txwi;
3342 	uint16_t qos;
3343 	uint16_t dur;
3344 	uint16_t qid;
3345 	uint8_t type;
3346 	uint8_t tid;
3347 	uint8_t ridx;
3348 	uint8_t ctl_ridx;
3349 	uint8_t qflags;
3350 	uint8_t xflags = 0;
3351 	int hasqos;
3352 
3353 	RUN_LOCK_ASSERT(sc, MA_OWNED);
3354 
3355 	wh = mtod(m, struct ieee80211_frame *);
3356 
3357 	type = wh->i_fc[0] & IEEE80211_FC0_TYPE_MASK;
3358 
3359 	/*
3360 	 * There are 7 bulk endpoints: 1 for RX
3361 	 * and 6 for TX (4 EDCAs + HCCA + Prio).
3362 	 * Update 03-14-2009:  some devices like the Planex GW-US300MiniS
3363 	 * seem to have only 4 TX bulk endpoints (Fukaumi Naoki).
3364 	 */
3365 	if ((hasqos = IEEE80211_QOS_HAS_SEQ(wh))) {
3366 		uint8_t *frm;
3367 
3368 		frm = ieee80211_getqos(wh);
3369 		qos = le16toh(*(const uint16_t *)frm);
3370 		tid = qos & IEEE80211_QOS_TID;
3371 		qid = TID_TO_WME_AC(tid);
3372 	} else {
3373 		qos = 0;
3374 		tid = 0;
3375 		qid = WME_AC_BE;
3376 	}
3377 	qflags = (qid < 4) ? RT2860_TX_QSEL_EDCA : RT2860_TX_QSEL_HCCA;
3378 
3379 	RUN_DPRINTF(sc, RUN_DEBUG_XMIT, "qos %d\tqid %d\ttid %d\tqflags %x\n",
3380 	    qos, qid, tid, qflags);
3381 
3382 	/* pickup a rate index */
3383 	if (IEEE80211_IS_MULTICAST(wh->i_addr1) ||
3384 	    type != IEEE80211_FC0_TYPE_DATA || m->m_flags & M_EAPOL) {
3385 		ridx = (ic->ic_curmode == IEEE80211_MODE_11A) ?
3386 		    RT2860_RIDX_OFDM6 : RT2860_RIDX_CCK1;
3387 		ctl_ridx = rt2860_rates[ridx].ctl_ridx;
3388 	} else {
3389 		if (tp->ucastrate != IEEE80211_FIXED_RATE_NONE)
3390 			ridx = rn->fix_ridx;
3391 		else
3392 			ridx = rn->amrr_ridx;
3393 		ctl_ridx = rt2860_rates[ridx].ctl_ridx;
3394 	}
3395 
3396 	if (!IEEE80211_IS_MULTICAST(wh->i_addr1) &&
3397 	    (!hasqos || (qos & IEEE80211_QOS_ACKPOLICY) !=
3398 	     IEEE80211_QOS_ACKPOLICY_NOACK)) {
3399 		xflags |= RT2860_TX_ACK;
3400 		if (ic->ic_flags & IEEE80211_F_SHPREAMBLE)
3401 			dur = rt2860_rates[ctl_ridx].sp_ack_dur;
3402 		else
3403 			dur = rt2860_rates[ctl_ridx].lp_ack_dur;
3404 		USETW(wh->i_dur, dur);
3405 	}
3406 
3407 	/* reserve slots for mgmt packets, just in case */
3408 	if (sc->sc_epq[qid].tx_nfree < 3) {
3409 		RUN_DPRINTF(sc, RUN_DEBUG_XMIT, "tx ring %d is full\n", qid);
3410 		return (-1);
3411 	}
3412 
3413 	data = STAILQ_FIRST(&sc->sc_epq[qid].tx_fh);
3414 	STAILQ_REMOVE_HEAD(&sc->sc_epq[qid].tx_fh, next);
3415 	sc->sc_epq[qid].tx_nfree--;
3416 
3417 	txd = (struct rt2870_txd *)&data->desc;
3418 	txd->flags = qflags;
3419 	txwi = (struct rt2860_txwi *)(txd + 1);
3420 	txwi->xflags = xflags;
3421 	if (IEEE80211_IS_MULTICAST(wh->i_addr1))
3422 		txwi->wcid = 0;
3423 	else
3424 		txwi->wcid = (vap->iv_opmode == IEEE80211_M_STA) ?
3425 		    1 : RUN_AID2WCID(ni->ni_associd);
3426 
3427 	/* clear leftover garbage bits */
3428 	txwi->flags = 0;
3429 	txwi->txop = 0;
3430 
3431 	data->m = m;
3432 	data->ni = ni;
3433 	data->ridx = ridx;
3434 
3435 	run_set_tx_desc(sc, data);
3436 
3437 	/*
3438 	 * The chip keeps track of 2 kind of Tx stats,
3439 	 *  * TX_STAT_FIFO, for per WCID stats, and
3440 	 *  * TX_STA_CNT0 for all-TX-in-one stats.
3441 	 *
3442 	 * To use FIFO stats, we need to store MCS into the driver-private
3443  	 * PacketID field. So that, we can tell whose stats when we read them.
3444  	 * We add 1 to the MCS because setting the PacketID field to 0 means
3445  	 * that we don't want feedback in TX_STAT_FIFO.
3446  	 * And, that's what we want for STA mode, since TX_STA_CNT0 does the job.
3447  	 *
3448  	 * FIFO stats doesn't count Tx with WCID 0xff, so we do this in run_tx().
3449  	 */
3450 	if (sc->rvp_cnt > 1 || vap->iv_opmode == IEEE80211_M_HOSTAP ||
3451 	    vap->iv_opmode == IEEE80211_M_MBSS) {
3452 		uint16_t pid = (rt2860_rates[ridx].mcs + 1) & 0xf;
3453 		txwi->len |= htole16(pid << RT2860_TX_PID_SHIFT);
3454 
3455 		/*
3456 		 * Unlike PCI based devices, we don't get any interrupt from
3457 		 * USB devices, so we simulate FIFO-is-full interrupt here.
3458 		 * Ralink recommends to drain FIFO stats every 100 ms, but 16 slots
3459 		 * quickly get fulled. To prevent overflow, increment a counter on
3460 		 * every FIFO stat request, so we know how many slots are left.
3461 		 * We do this only in HOSTAP or multiple vap mode since FIFO stats
3462 		 * are used only in those modes.
3463 		 * We just drain stats. AMRR gets updated every 1 sec by
3464 		 * run_ratectl_cb() via callout.
3465 		 * Call it early. Otherwise overflow.
3466 		 */
3467 		if (sc->fifo_cnt++ == 10) {
3468 			/*
3469 			 * With multiple vaps or if_bridge, if_start() is called
3470 			 * with a non-sleepable lock, tcpinp. So, need to defer.
3471 			 */
3472 			uint32_t i = RUN_CMDQ_GET(&sc->cmdq_store);
3473 			RUN_DPRINTF(sc, RUN_DEBUG_XMIT, "cmdq_store=%d\n", i);
3474 			sc->cmdq[i].func = run_drain_fifo;
3475 			sc->cmdq[i].arg0 = sc;
3476 			ieee80211_runtask(ic, &sc->cmdq_task);
3477 		}
3478 	}
3479 
3480         STAILQ_INSERT_TAIL(&sc->sc_epq[qid].tx_qh, data, next);
3481 
3482 	usbd_transfer_start(sc->sc_xfer[qid]);
3483 
3484 	RUN_DPRINTF(sc, RUN_DEBUG_XMIT,
3485 	    "sending data frame len=%d rate=%d qid=%d\n",
3486 	    m->m_pkthdr.len + (int)(sizeof(struct rt2870_txd) +
3487 	    sizeof(struct rt2860_txwi)), rt2860_rates[ridx].rate, qid);
3488 
3489 	return (0);
3490 }
3491 
3492 static int
3493 run_tx_mgt(struct run_softc *sc, struct mbuf *m, struct ieee80211_node *ni)
3494 {
3495 	struct ieee80211com *ic = &sc->sc_ic;
3496 	struct run_node *rn = RUN_NODE(ni);
3497 	struct run_tx_data *data;
3498 	struct ieee80211_frame *wh;
3499 	struct rt2870_txd *txd;
3500 	struct rt2860_txwi *txwi;
3501 	uint16_t dur;
3502 	uint8_t ridx = rn->mgt_ridx;
3503 	uint8_t xflags = 0;
3504 	uint8_t wflags = 0;
3505 
3506 	RUN_LOCK_ASSERT(sc, MA_OWNED);
3507 
3508 	wh = mtod(m, struct ieee80211_frame *);
3509 
3510 	/* tell hardware to add timestamp for probe responses */
3511 	if ((wh->i_fc[0] &
3512 	    (IEEE80211_FC0_TYPE_MASK | IEEE80211_FC0_SUBTYPE_MASK)) ==
3513 	    (IEEE80211_FC0_TYPE_MGT | IEEE80211_FC0_SUBTYPE_PROBE_RESP))
3514 		wflags |= RT2860_TX_TS;
3515 	else if (!IEEE80211_IS_MULTICAST(wh->i_addr1)) {
3516 		xflags |= RT2860_TX_ACK;
3517 
3518 		dur = ieee80211_ack_duration(ic->ic_rt, rt2860_rates[ridx].rate,
3519 		    ic->ic_flags & IEEE80211_F_SHPREAMBLE);
3520 		USETW(wh->i_dur, dur);
3521 	}
3522 
3523 	if (sc->sc_epq[0].tx_nfree == 0)
3524 		/* let caller free mbuf */
3525 		return (EIO);
3526 	data = STAILQ_FIRST(&sc->sc_epq[0].tx_fh);
3527 	STAILQ_REMOVE_HEAD(&sc->sc_epq[0].tx_fh, next);
3528 	sc->sc_epq[0].tx_nfree--;
3529 
3530 	txd = (struct rt2870_txd *)&data->desc;
3531 	txd->flags = RT2860_TX_QSEL_EDCA;
3532 	txwi = (struct rt2860_txwi *)(txd + 1);
3533 	txwi->wcid = 0xff;
3534 	txwi->flags = wflags;
3535 	txwi->xflags = xflags;
3536 	txwi->txop = 0;	/* clear leftover garbage bits */
3537 
3538 	data->m = m;
3539 	data->ni = ni;
3540 	data->ridx = ridx;
3541 
3542 	run_set_tx_desc(sc, data);
3543 
3544 	RUN_DPRINTF(sc, RUN_DEBUG_XMIT, "sending mgt frame len=%d rate=%d\n",
3545 	    m->m_pkthdr.len + (int)(sizeof(struct rt2870_txd) +
3546 	    sizeof(struct rt2860_txwi)), rt2860_rates[ridx].rate);
3547 
3548 	STAILQ_INSERT_TAIL(&sc->sc_epq[0].tx_qh, data, next);
3549 
3550 	usbd_transfer_start(sc->sc_xfer[0]);
3551 
3552 	return (0);
3553 }
3554 
3555 static int
3556 run_sendprot(struct run_softc *sc,
3557     const struct mbuf *m, struct ieee80211_node *ni, int prot, int rate)
3558 {
3559 	struct ieee80211com *ic = ni->ni_ic;
3560 	struct run_tx_data *data;
3561 	struct rt2870_txd *txd;
3562 	struct rt2860_txwi *txwi;
3563 	struct mbuf *mprot;
3564 	int ridx;
3565 	int protrate;
3566 	uint8_t wflags = 0;
3567 	uint8_t xflags = 0;
3568 
3569 	RUN_LOCK_ASSERT(sc, MA_OWNED);
3570 
3571 	/* check that there are free slots before allocating the mbuf */
3572 	if (sc->sc_epq[0].tx_nfree == 0)
3573 		/* let caller free mbuf */
3574 		return (ENOBUFS);
3575 
3576 	mprot = ieee80211_alloc_prot(ni, m, rate, prot);
3577 	if (mprot == NULL) {
3578 		if_inc_counter(ni->ni_vap->iv_ifp, IFCOUNTER_OERRORS, 1);
3579 		RUN_DPRINTF(sc, RUN_DEBUG_XMIT, "could not allocate mbuf\n");
3580 		return (ENOBUFS);
3581 	}
3582 
3583 	protrate = ieee80211_ctl_rate(ic->ic_rt, rate);
3584 	wflags = RT2860_TX_FRAG;
3585 	xflags = 0;
3586 	if (prot == IEEE80211_PROT_RTSCTS)
3587 		xflags |= RT2860_TX_ACK;
3588 
3589         data = STAILQ_FIRST(&sc->sc_epq[0].tx_fh);
3590         STAILQ_REMOVE_HEAD(&sc->sc_epq[0].tx_fh, next);
3591         sc->sc_epq[0].tx_nfree--;
3592 
3593 	txd = (struct rt2870_txd *)&data->desc;
3594 	txd->flags = RT2860_TX_QSEL_EDCA;
3595 	txwi = (struct rt2860_txwi *)(txd + 1);
3596 	txwi->wcid = 0xff;
3597 	txwi->flags = wflags;
3598 	txwi->xflags = xflags;
3599 	txwi->txop = 0;	/* clear leftover garbage bits */
3600 
3601 	data->m = mprot;
3602 	data->ni = ieee80211_ref_node(ni);
3603 
3604 	for (ridx = 0; ridx < RT2860_RIDX_MAX; ridx++)
3605 		if (rt2860_rates[ridx].rate == protrate)
3606 			break;
3607 	data->ridx = ridx;
3608 
3609 	run_set_tx_desc(sc, data);
3610 
3611         RUN_DPRINTF(sc, RUN_DEBUG_XMIT, "sending prot len=%u rate=%u\n",
3612             m->m_pkthdr.len, rate);
3613 
3614         STAILQ_INSERT_TAIL(&sc->sc_epq[0].tx_qh, data, next);
3615 
3616 	usbd_transfer_start(sc->sc_xfer[0]);
3617 
3618 	return (0);
3619 }
3620 
3621 static int
3622 run_tx_param(struct run_softc *sc, struct mbuf *m, struct ieee80211_node *ni,
3623     const struct ieee80211_bpf_params *params)
3624 {
3625 	struct ieee80211com *ic = ni->ni_ic;
3626 	struct run_tx_data *data;
3627 	struct rt2870_txd *txd;
3628 	struct rt2860_txwi *txwi;
3629 	uint8_t ridx;
3630 	uint8_t rate;
3631 	uint8_t opflags = 0;
3632 	uint8_t xflags = 0;
3633 	int error;
3634 
3635 	RUN_LOCK_ASSERT(sc, MA_OWNED);
3636 
3637 	KASSERT(params != NULL, ("no raw xmit params"));
3638 
3639 	rate = params->ibp_rate0;
3640 	if (!ieee80211_isratevalid(ic->ic_rt, rate)) {
3641 		/* let caller free mbuf */
3642 		return (EINVAL);
3643 	}
3644 
3645 	if ((params->ibp_flags & IEEE80211_BPF_NOACK) == 0)
3646 		xflags |= RT2860_TX_ACK;
3647 	if (params->ibp_flags & (IEEE80211_BPF_RTS|IEEE80211_BPF_CTS)) {
3648 		error = run_sendprot(sc, m, ni,
3649 		    params->ibp_flags & IEEE80211_BPF_RTS ?
3650 			IEEE80211_PROT_RTSCTS : IEEE80211_PROT_CTSONLY,
3651 		    rate);
3652 		if (error) {
3653 			/* let caller free mbuf */
3654 			return error;
3655 		}
3656 		opflags |= /*XXX RT2573_TX_LONG_RETRY |*/ RT2860_TX_TXOP_SIFS;
3657 	}
3658 
3659 	if (sc->sc_epq[0].tx_nfree == 0) {
3660 		/* let caller free mbuf */
3661 		RUN_DPRINTF(sc, RUN_DEBUG_XMIT,
3662 		    "sending raw frame, but tx ring is full\n");
3663 		return (EIO);
3664 	}
3665         data = STAILQ_FIRST(&sc->sc_epq[0].tx_fh);
3666         STAILQ_REMOVE_HEAD(&sc->sc_epq[0].tx_fh, next);
3667         sc->sc_epq[0].tx_nfree--;
3668 
3669 	txd = (struct rt2870_txd *)&data->desc;
3670 	txd->flags = RT2860_TX_QSEL_EDCA;
3671 	txwi = (struct rt2860_txwi *)(txd + 1);
3672 	txwi->wcid = 0xff;
3673 	txwi->xflags = xflags;
3674 	txwi->txop = opflags;
3675 	txwi->flags = 0;	/* clear leftover garbage bits */
3676 
3677         data->m = m;
3678         data->ni = ni;
3679 	for (ridx = 0; ridx < RT2860_RIDX_MAX; ridx++)
3680 		if (rt2860_rates[ridx].rate == rate)
3681 			break;
3682 	data->ridx = ridx;
3683 
3684         run_set_tx_desc(sc, data);
3685 
3686         RUN_DPRINTF(sc, RUN_DEBUG_XMIT, "sending raw frame len=%u rate=%u\n",
3687             m->m_pkthdr.len, rate);
3688 
3689         STAILQ_INSERT_TAIL(&sc->sc_epq[0].tx_qh, data, next);
3690 
3691 	usbd_transfer_start(sc->sc_xfer[0]);
3692 
3693         return (0);
3694 }
3695 
3696 static int
3697 run_raw_xmit(struct ieee80211_node *ni, struct mbuf *m,
3698     const struct ieee80211_bpf_params *params)
3699 {
3700 	struct run_softc *sc = ni->ni_ic->ic_softc;
3701 	int error = 0;
3702 
3703 	RUN_LOCK(sc);
3704 
3705 	/* prevent management frames from being sent if we're not ready */
3706 	if (!(sc->sc_flags & RUN_RUNNING)) {
3707 		error = ENETDOWN;
3708 		goto done;
3709 	}
3710 
3711 	if (params == NULL) {
3712 		/* tx mgt packet */
3713 		if ((error = run_tx_mgt(sc, m, ni)) != 0) {
3714 			RUN_DPRINTF(sc, RUN_DEBUG_XMIT, "mgt tx failed\n");
3715 			goto done;
3716 		}
3717 	} else {
3718 		/* tx raw packet with param */
3719 		if ((error = run_tx_param(sc, m, ni, params)) != 0) {
3720 			RUN_DPRINTF(sc, RUN_DEBUG_XMIT, "tx with param failed\n");
3721 			goto done;
3722 		}
3723 	}
3724 
3725 done:
3726 	RUN_UNLOCK(sc);
3727 
3728 	if (error != 0) {
3729 		if(m != NULL)
3730 			m_freem(m);
3731 	}
3732 
3733 	return (error);
3734 }
3735 
3736 static int
3737 run_transmit(struct ieee80211com *ic, struct mbuf *m)
3738 {
3739 	struct run_softc *sc = ic->ic_softc;
3740 	int error;
3741 
3742 	RUN_LOCK(sc);
3743 	if ((sc->sc_flags & RUN_RUNNING) == 0) {
3744 		RUN_UNLOCK(sc);
3745 		return (ENXIO);
3746 	}
3747 	error = mbufq_enqueue(&sc->sc_snd, m);
3748 	if (error) {
3749 		RUN_UNLOCK(sc);
3750 		return (error);
3751 	}
3752 	run_start(sc);
3753 	RUN_UNLOCK(sc);
3754 
3755 	return (0);
3756 }
3757 
3758 static void
3759 run_start(struct run_softc *sc)
3760 {
3761 	struct ieee80211_node *ni;
3762 	struct mbuf *m;
3763 
3764 	RUN_LOCK_ASSERT(sc, MA_OWNED);
3765 
3766 	if ((sc->sc_flags & RUN_RUNNING) == 0)
3767 		return;
3768 
3769 	while ((m = mbufq_dequeue(&sc->sc_snd)) != NULL) {
3770 		ni = (struct ieee80211_node *)m->m_pkthdr.rcvif;
3771 		if (run_tx(sc, m, ni) != 0) {
3772 			mbufq_prepend(&sc->sc_snd, m);
3773 			break;
3774 		}
3775 	}
3776 }
3777 
3778 static void
3779 run_parent(struct ieee80211com *ic)
3780 {
3781 	struct run_softc *sc = ic->ic_softc;
3782 	int startall = 0;
3783 
3784 	RUN_LOCK(sc);
3785 	if (sc->sc_detached) {
3786 		RUN_UNLOCK(sc);
3787 		return;
3788 	}
3789 
3790 	if (ic->ic_nrunning > 0) {
3791 		if (!(sc->sc_flags & RUN_RUNNING)) {
3792 			startall = 1;
3793 			run_init_locked(sc);
3794 		} else
3795 			run_update_promisc_locked(sc);
3796 	} else if ((sc->sc_flags & RUN_RUNNING) && sc->rvp_cnt <= 1)
3797 		run_stop(sc);
3798 	RUN_UNLOCK(sc);
3799 	if (startall)
3800 		ieee80211_start_all(ic);
3801 }
3802 
3803 static void
3804 run_iq_calib(struct run_softc *sc, u_int chan)
3805 {
3806 	uint16_t val;
3807 
3808 	/* Tx0 IQ gain. */
3809 	run_bbp_write(sc, 158, 0x2c);
3810 	if (chan <= 14)
3811 		run_efuse_read(sc, RT5390_EEPROM_IQ_GAIN_CAL_TX0_2GHZ, &val, 1);
3812 	else if (chan <= 64) {
3813 		run_efuse_read(sc,
3814 		    RT5390_EEPROM_IQ_GAIN_CAL_TX0_CH36_TO_CH64_5GHZ,
3815 		    &val, 1);
3816 	} else if (chan <= 138) {
3817 		run_efuse_read(sc,
3818 		    RT5390_EEPROM_IQ_GAIN_CAL_TX0_CH100_TO_CH138_5GHZ,
3819 		    &val, 1);
3820 	} else if (chan <= 165) {
3821 		run_efuse_read(sc,
3822 	    RT5390_EEPROM_IQ_GAIN_CAL_TX0_CH140_TO_CH165_5GHZ,
3823 		    &val, 1);
3824 	} else
3825 		val = 0;
3826 	run_bbp_write(sc, 159, val);
3827 
3828 	/* Tx0 IQ phase. */
3829 	run_bbp_write(sc, 158, 0x2d);
3830 	if (chan <= 14) {
3831 		run_efuse_read(sc, RT5390_EEPROM_IQ_PHASE_CAL_TX0_2GHZ,
3832 		    &val, 1);
3833 	} else if (chan <= 64) {
3834 		run_efuse_read(sc,
3835 		    RT5390_EEPROM_IQ_PHASE_CAL_TX0_CH36_TO_CH64_5GHZ,
3836 		    &val, 1);
3837 	} else if (chan <= 138) {
3838 		run_efuse_read(sc,
3839 		    RT5390_EEPROM_IQ_PHASE_CAL_TX0_CH100_TO_CH138_5GHZ,
3840 		    &val, 1);
3841 	} else if (chan <= 165) {
3842 		run_efuse_read(sc,
3843 		    RT5390_EEPROM_IQ_PHASE_CAL_TX0_CH140_TO_CH165_5GHZ,
3844 		    &val, 1);
3845 	} else
3846 		val = 0;
3847 	run_bbp_write(sc, 159, val);
3848 
3849 	/* Tx1 IQ gain. */
3850 	run_bbp_write(sc, 158, 0x4a);
3851 	if (chan <= 14) {
3852 		run_efuse_read(sc, RT5390_EEPROM_IQ_GAIN_CAL_TX1_2GHZ,
3853 		    &val, 1);
3854 	} else if (chan <= 64) {
3855 		run_efuse_read(sc,
3856 		    RT5390_EEPROM_IQ_GAIN_CAL_TX1_CH36_TO_CH64_5GHZ,
3857 		    &val, 1);
3858 	} else if (chan <= 138) {
3859 		run_efuse_read(sc,
3860 		    RT5390_EEPROM_IQ_GAIN_CAL_TX1_CH100_TO_CH138_5GHZ,
3861 		    &val, 1);
3862 	} else if (chan <= 165) {
3863 		run_efuse_read(sc,
3864 		    RT5390_EEPROM_IQ_GAIN_CAL_TX1_CH140_TO_CH165_5GHZ,
3865 		    &val, 1);
3866 	} else
3867 		val = 0;
3868 	run_bbp_write(sc, 159, val);
3869 
3870 	/* Tx1 IQ phase. */
3871 	run_bbp_write(sc, 158, 0x4b);
3872 	if (chan <= 14) {
3873 		run_efuse_read(sc, RT5390_EEPROM_IQ_PHASE_CAL_TX1_2GHZ,
3874 		    &val, 1);
3875 	} else if (chan <= 64) {
3876 		run_efuse_read(sc,
3877 		    RT5390_EEPROM_IQ_PHASE_CAL_TX1_CH36_TO_CH64_5GHZ,
3878 		    &val, 1);
3879 	} else if (chan <= 138) {
3880 		run_efuse_read(sc,
3881 		    RT5390_EEPROM_IQ_PHASE_CAL_TX1_CH100_TO_CH138_5GHZ,
3882 		    &val, 1);
3883 	} else if (chan <= 165) {
3884 		run_efuse_read(sc,
3885 		    RT5390_EEPROM_IQ_PHASE_CAL_TX1_CH140_TO_CH165_5GHZ,
3886 		    &val, 1);
3887 	} else
3888 		val = 0;
3889 	run_bbp_write(sc, 159, val);
3890 
3891 	/* RF IQ compensation control. */
3892 	run_bbp_write(sc, 158, 0x04);
3893 	run_efuse_read(sc, RT5390_EEPROM_RF_IQ_COMPENSATION_CTL,
3894 	    &val, 1);
3895 	run_bbp_write(sc, 159, val);
3896 
3897 	/* RF IQ imbalance compensation control. */
3898 	run_bbp_write(sc, 158, 0x03);
3899 	run_efuse_read(sc,
3900 	    RT5390_EEPROM_RF_IQ_IMBALANCE_COMPENSATION_CTL, &val, 1);
3901 	run_bbp_write(sc, 159, val);
3902 }
3903 
3904 static void
3905 run_set_agc(struct run_softc *sc, uint8_t agc)
3906 {
3907 	uint8_t bbp;
3908 
3909 	if (sc->mac_ver == 0x3572) {
3910 		run_bbp_read(sc, 27, &bbp);
3911 		bbp &= ~(0x3 << 5);
3912 		run_bbp_write(sc, 27, bbp | 0 << 5);	/* select Rx0 */
3913 		run_bbp_write(sc, 66, agc);
3914 		run_bbp_write(sc, 27, bbp | 1 << 5);	/* select Rx1 */
3915 		run_bbp_write(sc, 66, agc);
3916 	} else
3917 		run_bbp_write(sc, 66, agc);
3918 }
3919 
3920 static void
3921 run_select_chan_group(struct run_softc *sc, int group)
3922 {
3923 	uint32_t tmp;
3924 	uint8_t agc;
3925 
3926 	run_bbp_write(sc, 62, 0x37 - sc->lna[group]);
3927 	run_bbp_write(sc, 63, 0x37 - sc->lna[group]);
3928 	run_bbp_write(sc, 64, 0x37 - sc->lna[group]);
3929 	if (sc->mac_ver < 0x3572)
3930 		run_bbp_write(sc, 86, 0x00);
3931 
3932 	if (sc->mac_ver == 0x3593) {
3933 		run_bbp_write(sc, 77, 0x98);
3934 		run_bbp_write(sc, 83, (group == 0) ? 0x8a : 0x9a);
3935 	}
3936 
3937 	if (group == 0) {
3938 		if (sc->ext_2ghz_lna) {
3939 			if (sc->mac_ver >= 0x5390)
3940 				run_bbp_write(sc, 75, 0x52);
3941 			else {
3942 				run_bbp_write(sc, 82, 0x62);
3943 				run_bbp_write(sc, 75, 0x46);
3944 			}
3945 		} else {
3946 			if (sc->mac_ver == 0x5592) {
3947 				run_bbp_write(sc, 79, 0x1c);
3948 				run_bbp_write(sc, 80, 0x0e);
3949 				run_bbp_write(sc, 81, 0x3a);
3950 				run_bbp_write(sc, 82, 0x62);
3951 
3952 				run_bbp_write(sc, 195, 0x80);
3953 				run_bbp_write(sc, 196, 0xe0);
3954 				run_bbp_write(sc, 195, 0x81);
3955 				run_bbp_write(sc, 196, 0x1f);
3956 				run_bbp_write(sc, 195, 0x82);
3957 				run_bbp_write(sc, 196, 0x38);
3958 				run_bbp_write(sc, 195, 0x83);
3959 				run_bbp_write(sc, 196, 0x32);
3960 				run_bbp_write(sc, 195, 0x85);
3961 				run_bbp_write(sc, 196, 0x28);
3962 				run_bbp_write(sc, 195, 0x86);
3963 				run_bbp_write(sc, 196, 0x19);
3964 			} else if (sc->mac_ver >= 0x5390)
3965 				run_bbp_write(sc, 75, 0x50);
3966 			else {
3967 				run_bbp_write(sc, 82,
3968 				    (sc->mac_ver == 0x3593) ? 0x62 : 0x84);
3969 				run_bbp_write(sc, 75, 0x50);
3970 			}
3971 		}
3972 	} else {
3973 		if (sc->mac_ver == 0x5592) {
3974 			run_bbp_write(sc, 79, 0x18);
3975 			run_bbp_write(sc, 80, 0x08);
3976 			run_bbp_write(sc, 81, 0x38);
3977 			run_bbp_write(sc, 82, 0x92);
3978 
3979 			run_bbp_write(sc, 195, 0x80);
3980 			run_bbp_write(sc, 196, 0xf0);
3981 			run_bbp_write(sc, 195, 0x81);
3982 			run_bbp_write(sc, 196, 0x1e);
3983 			run_bbp_write(sc, 195, 0x82);
3984 			run_bbp_write(sc, 196, 0x28);
3985 			run_bbp_write(sc, 195, 0x83);
3986 			run_bbp_write(sc, 196, 0x20);
3987 			run_bbp_write(sc, 195, 0x85);
3988 			run_bbp_write(sc, 196, 0x7f);
3989 			run_bbp_write(sc, 195, 0x86);
3990 			run_bbp_write(sc, 196, 0x7f);
3991 		} else if (sc->mac_ver == 0x3572)
3992 			run_bbp_write(sc, 82, 0x94);
3993 		else
3994 			run_bbp_write(sc, 82,
3995 			    (sc->mac_ver == 0x3593) ? 0x82 : 0xf2);
3996 		if (sc->ext_5ghz_lna)
3997 			run_bbp_write(sc, 75, 0x46);
3998 		else
3999 			run_bbp_write(sc, 75, 0x50);
4000 	}
4001 
4002 	run_read(sc, RT2860_TX_BAND_CFG, &tmp);
4003 	tmp &= ~(RT2860_5G_BAND_SEL_N | RT2860_5G_BAND_SEL_P);
4004 	tmp |= (group == 0) ? RT2860_5G_BAND_SEL_N : RT2860_5G_BAND_SEL_P;
4005 	run_write(sc, RT2860_TX_BAND_CFG, tmp);
4006 
4007 	/* enable appropriate Power Amplifiers and Low Noise Amplifiers */
4008 	tmp = RT2860_RFTR_EN | RT2860_TRSW_EN | RT2860_LNA_PE0_EN;
4009 	if (sc->mac_ver == 0x3593)
4010 		tmp |= 1 << 29 | 1 << 28;
4011 	if (sc->nrxchains > 1)
4012 		tmp |= RT2860_LNA_PE1_EN;
4013 	if (group == 0) {	/* 2GHz */
4014 		tmp |= RT2860_PA_PE_G0_EN;
4015 		if (sc->ntxchains > 1)
4016 			tmp |= RT2860_PA_PE_G1_EN;
4017 		if (sc->mac_ver == 0x3593) {
4018 			if (sc->ntxchains > 2)
4019 				tmp |= 1 << 25;
4020 		}
4021 	} else {		/* 5GHz */
4022 		tmp |= RT2860_PA_PE_A0_EN;
4023 		if (sc->ntxchains > 1)
4024 			tmp |= RT2860_PA_PE_A1_EN;
4025 	}
4026 	if (sc->mac_ver == 0x3572) {
4027 		run_rt3070_rf_write(sc, 8, 0x00);
4028 		run_write(sc, RT2860_TX_PIN_CFG, tmp);
4029 		run_rt3070_rf_write(sc, 8, 0x80);
4030 	} else
4031 		run_write(sc, RT2860_TX_PIN_CFG, tmp);
4032 
4033 	if (sc->mac_ver == 0x5592) {
4034 		run_bbp_write(sc, 195, 0x8d);
4035 		run_bbp_write(sc, 196, 0x1a);
4036 	}
4037 
4038 	if (sc->mac_ver == 0x3593) {
4039 		run_read(sc, RT2860_GPIO_CTRL, &tmp);
4040 		tmp &= ~0x01010000;
4041 		if (group == 0)
4042 			tmp |= 0x00010000;
4043 		tmp = (tmp & ~0x00009090) | 0x00000090;
4044 		run_write(sc, RT2860_GPIO_CTRL, tmp);
4045 	}
4046 
4047 	/* set initial AGC value */
4048 	if (group == 0) {	/* 2GHz band */
4049 		if (sc->mac_ver >= 0x3070)
4050 			agc = 0x1c + sc->lna[0] * 2;
4051 		else
4052 			agc = 0x2e + sc->lna[0];
4053 	} else {		/* 5GHz band */
4054 		if (sc->mac_ver == 0x5592)
4055 			agc = 0x24 + sc->lna[group] * 2;
4056 		else if (sc->mac_ver == 0x3572 || sc->mac_ver == 0x3593)
4057 			agc = 0x22 + (sc->lna[group] * 5) / 3;
4058 		else
4059 			agc = 0x32 + (sc->lna[group] * 5) / 3;
4060 	}
4061 	run_set_agc(sc, agc);
4062 }
4063 
4064 static void
4065 run_rt2870_set_chan(struct run_softc *sc, u_int chan)
4066 {
4067 	const struct rfprog *rfprog = rt2860_rf2850;
4068 	uint32_t r2, r3, r4;
4069 	int8_t txpow1, txpow2;
4070 	int i;
4071 
4072 	/* find the settings for this channel (we know it exists) */
4073 	for (i = 0; rfprog[i].chan != chan; i++);
4074 
4075 	r2 = rfprog[i].r2;
4076 	if (sc->ntxchains == 1)
4077 		r2 |= 1 << 14;		/* 1T: disable Tx chain 2 */
4078 	if (sc->nrxchains == 1)
4079 		r2 |= 1 << 17 | 1 << 6;	/* 1R: disable Rx chains 2 & 3 */
4080 	else if (sc->nrxchains == 2)
4081 		r2 |= 1 << 6;		/* 2R: disable Rx chain 3 */
4082 
4083 	/* use Tx power values from EEPROM */
4084 	txpow1 = sc->txpow1[i];
4085 	txpow2 = sc->txpow2[i];
4086 
4087 	/* Initialize RF R3 and R4. */
4088 	r3 = rfprog[i].r3 & 0xffffc1ff;
4089 	r4 = (rfprog[i].r4 & ~(0x001f87c0)) | (sc->freq << 15);
4090 	if (chan > 14) {
4091 		if (txpow1 >= 0) {
4092 			txpow1 = (txpow1 > 0xf) ? (0xf) : (txpow1);
4093 			r3 |= (txpow1 << 10) | (1 << 9);
4094 		} else {
4095 			txpow1 += 7;
4096 
4097 			/* txpow1 is not possible larger than 15. */
4098 			r3 |= (txpow1 << 10);
4099 		}
4100 		if (txpow2 >= 0) {
4101 			txpow2 = (txpow2 > 0xf) ? (0xf) : (txpow2);
4102 			r4 |= (txpow2 << 7) | (1 << 6);
4103 		} else {
4104 			txpow2 += 7;
4105 			r4 |= (txpow2 << 7);
4106 		}
4107 	} else {
4108 		/* Set Tx0 power. */
4109 		r3 |= (txpow1 << 9);
4110 
4111 		/* Set frequency offset and Tx1 power. */
4112 		r4 |= (txpow2 << 6);
4113 	}
4114 
4115 	run_rt2870_rf_write(sc, rfprog[i].r1);
4116 	run_rt2870_rf_write(sc, r2);
4117 	run_rt2870_rf_write(sc, r3 & ~(1 << 2));
4118 	run_rt2870_rf_write(sc, r4);
4119 
4120 	run_delay(sc, 10);
4121 
4122 	run_rt2870_rf_write(sc, rfprog[i].r1);
4123 	run_rt2870_rf_write(sc, r2);
4124 	run_rt2870_rf_write(sc, r3 | (1 << 2));
4125 	run_rt2870_rf_write(sc, r4);
4126 
4127 	run_delay(sc, 10);
4128 
4129 	run_rt2870_rf_write(sc, rfprog[i].r1);
4130 	run_rt2870_rf_write(sc, r2);
4131 	run_rt2870_rf_write(sc, r3 & ~(1 << 2));
4132 	run_rt2870_rf_write(sc, r4);
4133 }
4134 
4135 static void
4136 run_rt3070_set_chan(struct run_softc *sc, u_int chan)
4137 {
4138 	int8_t txpow1, txpow2;
4139 	uint8_t rf;
4140 	int i;
4141 
4142 	/* find the settings for this channel (we know it exists) */
4143 	for (i = 0; rt2860_rf2850[i].chan != chan; i++);
4144 
4145 	/* use Tx power values from EEPROM */
4146 	txpow1 = sc->txpow1[i];
4147 	txpow2 = sc->txpow2[i];
4148 
4149 	run_rt3070_rf_write(sc, 2, rt3070_freqs[i].n);
4150 
4151 	/* RT3370/RT3390: RF R3 [7:4] is not reserved bits. */
4152 	run_rt3070_rf_read(sc, 3, &rf);
4153 	rf = (rf & ~0x0f) | rt3070_freqs[i].k;
4154 	run_rt3070_rf_write(sc, 3, rf);
4155 
4156 	run_rt3070_rf_read(sc, 6, &rf);
4157 	rf = (rf & ~0x03) | rt3070_freqs[i].r;
4158 	run_rt3070_rf_write(sc, 6, rf);
4159 
4160 	/* set Tx0 power */
4161 	run_rt3070_rf_read(sc, 12, &rf);
4162 	rf = (rf & ~0x1f) | txpow1;
4163 	run_rt3070_rf_write(sc, 12, rf);
4164 
4165 	/* set Tx1 power */
4166 	run_rt3070_rf_read(sc, 13, &rf);
4167 	rf = (rf & ~0x1f) | txpow2;
4168 	run_rt3070_rf_write(sc, 13, rf);
4169 
4170 	run_rt3070_rf_read(sc, 1, &rf);
4171 	rf &= ~0xfc;
4172 	if (sc->ntxchains == 1)
4173 		rf |= 1 << 7 | 1 << 5;	/* 1T: disable Tx chains 2 & 3 */
4174 	else if (sc->ntxchains == 2)
4175 		rf |= 1 << 7;		/* 2T: disable Tx chain 3 */
4176 	if (sc->nrxchains == 1)
4177 		rf |= 1 << 6 | 1 << 4;	/* 1R: disable Rx chains 2 & 3 */
4178 	else if (sc->nrxchains == 2)
4179 		rf |= 1 << 6;		/* 2R: disable Rx chain 3 */
4180 	run_rt3070_rf_write(sc, 1, rf);
4181 
4182 	/* set RF offset */
4183 	run_rt3070_rf_read(sc, 23, &rf);
4184 	rf = (rf & ~0x7f) | sc->freq;
4185 	run_rt3070_rf_write(sc, 23, rf);
4186 
4187 	/* program RF filter */
4188 	run_rt3070_rf_read(sc, 24, &rf);	/* Tx */
4189 	rf = (rf & ~0x3f) | sc->rf24_20mhz;
4190 	run_rt3070_rf_write(sc, 24, rf);
4191 	run_rt3070_rf_read(sc, 31, &rf);	/* Rx */
4192 	rf = (rf & ~0x3f) | sc->rf24_20mhz;
4193 	run_rt3070_rf_write(sc, 31, rf);
4194 
4195 	/* enable RF tuning */
4196 	run_rt3070_rf_read(sc, 7, &rf);
4197 	run_rt3070_rf_write(sc, 7, rf | 0x01);
4198 }
4199 
4200 static void
4201 run_rt3572_set_chan(struct run_softc *sc, u_int chan)
4202 {
4203 	int8_t txpow1, txpow2;
4204 	uint32_t tmp;
4205 	uint8_t rf;
4206 	int i;
4207 
4208 	/* find the settings for this channel (we know it exists) */
4209 	for (i = 0; rt2860_rf2850[i].chan != chan; i++);
4210 
4211 	/* use Tx power values from EEPROM */
4212 	txpow1 = sc->txpow1[i];
4213 	txpow2 = sc->txpow2[i];
4214 
4215 	if (chan <= 14) {
4216 		run_bbp_write(sc, 25, sc->bbp25);
4217 		run_bbp_write(sc, 26, sc->bbp26);
4218 	} else {
4219 		/* enable IQ phase correction */
4220 		run_bbp_write(sc, 25, 0x09);
4221 		run_bbp_write(sc, 26, 0xff);
4222 	}
4223 
4224 	run_rt3070_rf_write(sc, 2, rt3070_freqs[i].n);
4225 	run_rt3070_rf_write(sc, 3, rt3070_freqs[i].k);
4226 	run_rt3070_rf_read(sc, 6, &rf);
4227 	rf  = (rf & ~0x0f) | rt3070_freqs[i].r;
4228 	rf |= (chan <= 14) ? 0x08 : 0x04;
4229 	run_rt3070_rf_write(sc, 6, rf);
4230 
4231 	/* set PLL mode */
4232 	run_rt3070_rf_read(sc, 5, &rf);
4233 	rf &= ~(0x08 | 0x04);
4234 	rf |= (chan <= 14) ? 0x04 : 0x08;
4235 	run_rt3070_rf_write(sc, 5, rf);
4236 
4237 	/* set Tx power for chain 0 */
4238 	if (chan <= 14)
4239 		rf = 0x60 | txpow1;
4240 	else
4241 		rf = 0xe0 | (txpow1 & 0xc) << 1 | (txpow1 & 0x3);
4242 	run_rt3070_rf_write(sc, 12, rf);
4243 
4244 	/* set Tx power for chain 1 */
4245 	if (chan <= 14)
4246 		rf = 0x60 | txpow2;
4247 	else
4248 		rf = 0xe0 | (txpow2 & 0xc) << 1 | (txpow2 & 0x3);
4249 	run_rt3070_rf_write(sc, 13, rf);
4250 
4251 	/* set Tx/Rx streams */
4252 	run_rt3070_rf_read(sc, 1, &rf);
4253 	rf &= ~0xfc;
4254 	if (sc->ntxchains == 1)
4255 		rf |= 1 << 7 | 1 << 5;  /* 1T: disable Tx chains 2 & 3 */
4256 	else if (sc->ntxchains == 2)
4257 		rf |= 1 << 7;           /* 2T: disable Tx chain 3 */
4258 	if (sc->nrxchains == 1)
4259 		rf |= 1 << 6 | 1 << 4;  /* 1R: disable Rx chains 2 & 3 */
4260 	else if (sc->nrxchains == 2)
4261 		rf |= 1 << 6;           /* 2R: disable Rx chain 3 */
4262 	run_rt3070_rf_write(sc, 1, rf);
4263 
4264 	/* set RF offset */
4265 	run_rt3070_rf_read(sc, 23, &rf);
4266 	rf = (rf & ~0x7f) | sc->freq;
4267 	run_rt3070_rf_write(sc, 23, rf);
4268 
4269 	/* program RF filter */
4270 	rf = sc->rf24_20mhz;
4271 	run_rt3070_rf_write(sc, 24, rf);	/* Tx */
4272 	run_rt3070_rf_write(sc, 31, rf);	/* Rx */
4273 
4274 	/* enable RF tuning */
4275 	run_rt3070_rf_read(sc, 7, &rf);
4276 	rf = (chan <= 14) ? 0xd8 : ((rf & ~0xc8) | 0x14);
4277 	run_rt3070_rf_write(sc, 7, rf);
4278 
4279 	/* TSSI */
4280 	rf = (chan <= 14) ? 0xc3 : 0xc0;
4281 	run_rt3070_rf_write(sc, 9, rf);
4282 
4283 	/* set loop filter 1 */
4284 	run_rt3070_rf_write(sc, 10, 0xf1);
4285 	/* set loop filter 2 */
4286 	run_rt3070_rf_write(sc, 11, (chan <= 14) ? 0xb9 : 0x00);
4287 
4288 	/* set tx_mx2_ic */
4289 	run_rt3070_rf_write(sc, 15, (chan <= 14) ? 0x53 : 0x43);
4290 	/* set tx_mx1_ic */
4291 	if (chan <= 14)
4292 		rf = 0x48 | sc->txmixgain_2ghz;
4293 	else
4294 		rf = 0x78 | sc->txmixgain_5ghz;
4295 	run_rt3070_rf_write(sc, 16, rf);
4296 
4297 	/* set tx_lo1 */
4298 	run_rt3070_rf_write(sc, 17, 0x23);
4299 	/* set tx_lo2 */
4300 	if (chan <= 14)
4301 		rf = 0x93;
4302 	else if (chan <= 64)
4303 		rf = 0xb7;
4304 	else if (chan <= 128)
4305 		rf = 0x74;
4306 	else
4307 		rf = 0x72;
4308 	run_rt3070_rf_write(sc, 19, rf);
4309 
4310 	/* set rx_lo1 */
4311 	if (chan <= 14)
4312 		rf = 0xb3;
4313 	else if (chan <= 64)
4314 		rf = 0xf6;
4315 	else if (chan <= 128)
4316 		rf = 0xf4;
4317 	else
4318 		rf = 0xf3;
4319 	run_rt3070_rf_write(sc, 20, rf);
4320 
4321 	/* set pfd_delay */
4322 	if (chan <= 14)
4323 		rf = 0x15;
4324 	else if (chan <= 64)
4325 		rf = 0x3d;
4326 	else
4327 		rf = 0x01;
4328 	run_rt3070_rf_write(sc, 25, rf);
4329 
4330 	/* set rx_lo2 */
4331 	run_rt3070_rf_write(sc, 26, (chan <= 14) ? 0x85 : 0x87);
4332 	/* set ldo_rf_vc */
4333 	run_rt3070_rf_write(sc, 27, (chan <= 14) ? 0x00 : 0x01);
4334 	/* set drv_cc */
4335 	run_rt3070_rf_write(sc, 29, (chan <= 14) ? 0x9b : 0x9f);
4336 
4337 	run_read(sc, RT2860_GPIO_CTRL, &tmp);
4338 	tmp &= ~0x8080;
4339 	if (chan <= 14)
4340 		tmp |= 0x80;
4341 	run_write(sc, RT2860_GPIO_CTRL, tmp);
4342 
4343 	/* enable RF tuning */
4344 	run_rt3070_rf_read(sc, 7, &rf);
4345 	run_rt3070_rf_write(sc, 7, rf | 0x01);
4346 
4347 	run_delay(sc, 2);
4348 }
4349 
4350 static void
4351 run_rt3593_set_chan(struct run_softc *sc, u_int chan)
4352 {
4353 	int8_t txpow1, txpow2, txpow3;
4354 	uint8_t h20mhz, rf;
4355 	int i;
4356 
4357 	/* find the settings for this channel (we know it exists) */
4358 	for (i = 0; rt2860_rf2850[i].chan != chan; i++);
4359 
4360 	/* use Tx power values from EEPROM */
4361 	txpow1 = sc->txpow1[i];
4362 	txpow2 = sc->txpow2[i];
4363 	txpow3 = (sc->ntxchains == 3) ? sc->txpow3[i] : 0;
4364 
4365 	if (chan <= 14) {
4366 		run_bbp_write(sc, 25, sc->bbp25);
4367 		run_bbp_write(sc, 26, sc->bbp26);
4368 	} else {
4369 		/* Enable IQ phase correction. */
4370 		run_bbp_write(sc, 25, 0x09);
4371 		run_bbp_write(sc, 26, 0xff);
4372 	}
4373 
4374 	run_rt3070_rf_write(sc, 8, rt3070_freqs[i].n);
4375 	run_rt3070_rf_write(sc, 9, rt3070_freqs[i].k & 0x0f);
4376 	run_rt3070_rf_read(sc, 11, &rf);
4377 	rf = (rf & ~0x03) | (rt3070_freqs[i].r & 0x03);
4378 	run_rt3070_rf_write(sc, 11, rf);
4379 
4380 	/* Set pll_idoh. */
4381 	run_rt3070_rf_read(sc, 11, &rf);
4382 	rf &= ~0x4c;
4383 	rf |= (chan <= 14) ? 0x44 : 0x48;
4384 	run_rt3070_rf_write(sc, 11, rf);
4385 
4386 	if (chan <= 14)
4387 		rf = txpow1 & 0x1f;
4388 	else
4389 		rf = 0x40 | ((txpow1 & 0x18) << 1) | (txpow1 & 0x07);
4390 	run_rt3070_rf_write(sc, 53, rf);
4391 
4392 	if (chan <= 14)
4393 		rf = txpow2 & 0x1f;
4394 	else
4395 		rf = 0x40 | ((txpow2 & 0x18) << 1) | (txpow2 & 0x07);
4396 	run_rt3070_rf_write(sc, 55, rf);
4397 
4398 	if (chan <= 14)
4399 		rf = txpow3 & 0x1f;
4400 	else
4401 		rf = 0x40 | ((txpow3 & 0x18) << 1) | (txpow3 & 0x07);
4402 	run_rt3070_rf_write(sc, 54, rf);
4403 
4404 	rf = RT3070_RF_BLOCK | RT3070_PLL_PD;
4405 	if (sc->ntxchains == 3)
4406 		rf |= RT3070_TX0_PD | RT3070_TX1_PD | RT3070_TX2_PD;
4407 	else
4408 		rf |= RT3070_TX0_PD | RT3070_TX1_PD;
4409 	rf |= RT3070_RX0_PD | RT3070_RX1_PD | RT3070_RX2_PD;
4410 	run_rt3070_rf_write(sc, 1, rf);
4411 
4412 	run_adjust_freq_offset(sc);
4413 
4414 	run_rt3070_rf_write(sc, 31, (chan <= 14) ? 0xa0 : 0x80);
4415 
4416 	h20mhz = (sc->rf24_20mhz & 0x20) >> 5;
4417 	run_rt3070_rf_read(sc, 30, &rf);
4418 	rf = (rf & ~0x06) | (h20mhz << 1) | (h20mhz << 2);
4419 	run_rt3070_rf_write(sc, 30, rf);
4420 
4421 	run_rt3070_rf_read(sc, 36, &rf);
4422 	if (chan <= 14)
4423 		rf |= 0x80;
4424 	else
4425 		rf &= ~0x80;
4426 	run_rt3070_rf_write(sc, 36, rf);
4427 
4428 	/* Set vcolo_bs. */
4429 	run_rt3070_rf_write(sc, 34, (chan <= 14) ? 0x3c : 0x20);
4430 	/* Set pfd_delay. */
4431 	run_rt3070_rf_write(sc, 12, (chan <= 14) ? 0x1a : 0x12);
4432 
4433 	/* Set vco bias current control. */
4434 	run_rt3070_rf_read(sc, 6, &rf);
4435 	rf &= ~0xc0;
4436 	if (chan <= 14)
4437 		rf |= 0x40;
4438 	else if (chan <= 128)
4439 		rf |= 0x80;
4440 	else
4441 		rf |= 0x40;
4442 	run_rt3070_rf_write(sc, 6, rf);
4443 
4444 	run_rt3070_rf_read(sc, 30, &rf);
4445 	rf = (rf & ~0x18) | 0x10;
4446 	run_rt3070_rf_write(sc, 30, rf);
4447 
4448 	run_rt3070_rf_write(sc, 10, (chan <= 14) ? 0xd3 : 0xd8);
4449 	run_rt3070_rf_write(sc, 13, (chan <= 14) ? 0x12 : 0x23);
4450 
4451 	run_rt3070_rf_read(sc, 51, &rf);
4452 	rf = (rf & ~0x03) | 0x01;
4453 	run_rt3070_rf_write(sc, 51, rf);
4454 	/* Set tx_mx1_cc. */
4455 	run_rt3070_rf_read(sc, 51, &rf);
4456 	rf &= ~0x1c;
4457 	rf |= (chan <= 14) ? 0x14 : 0x10;
4458 	run_rt3070_rf_write(sc, 51, rf);
4459 	/* Set tx_mx1_ic. */
4460 	run_rt3070_rf_read(sc, 51, &rf);
4461 	rf &= ~0xe0;
4462 	rf |= (chan <= 14) ? 0x60 : 0x40;
4463 	run_rt3070_rf_write(sc, 51, rf);
4464 	/* Set tx_lo1_ic. */
4465 	run_rt3070_rf_read(sc, 49, &rf);
4466 	rf &= ~0x1c;
4467 	rf |= (chan <= 14) ? 0x0c : 0x08;
4468 	run_rt3070_rf_write(sc, 49, rf);
4469 	/* Set tx_lo1_en. */
4470 	run_rt3070_rf_read(sc, 50, &rf);
4471 	run_rt3070_rf_write(sc, 50, rf & ~0x20);
4472 	/* Set drv_cc. */
4473 	run_rt3070_rf_read(sc, 57, &rf);
4474 	rf &= ~0xfc;
4475 	rf |= (chan <= 14) ?  0x6c : 0x3c;
4476 	run_rt3070_rf_write(sc, 57, rf);
4477 	/* Set rx_mix1_ic, rxa_lnactr, lna_vc, lna_inbias_en and lna_en. */
4478 	run_rt3070_rf_write(sc, 44, (chan <= 14) ? 0x93 : 0x9b);
4479 	/* Set drv_gnd_a, tx_vga_cc_a and tx_mx2_gain. */
4480 	run_rt3070_rf_write(sc, 52, (chan <= 14) ? 0x45 : 0x05);
4481 	/* Enable VCO calibration. */
4482 	run_rt3070_rf_read(sc, 3, &rf);
4483 	rf &= ~RT5390_VCOCAL;
4484 	rf |= (chan <= 14) ? RT5390_VCOCAL : 0xbe;
4485 	run_rt3070_rf_write(sc, 3, rf);
4486 
4487 	if (chan <= 14)
4488 		rf = 0x23;
4489 	else if (chan <= 64)
4490 		rf = 0x36;
4491 	else if (chan <= 128)
4492 		rf = 0x32;
4493 	else
4494 		rf = 0x30;
4495 	run_rt3070_rf_write(sc, 39, rf);
4496 	if (chan <= 14)
4497 		rf = 0xbb;
4498 	else if (chan <= 64)
4499 		rf = 0xeb;
4500 	else if (chan <= 128)
4501 		rf = 0xb3;
4502 	else
4503 		rf = 0x9b;
4504 	run_rt3070_rf_write(sc, 45, rf);
4505 
4506 	/* Set FEQ/AEQ control. */
4507 	run_bbp_write(sc, 105, 0x34);
4508 }
4509 
4510 static void
4511 run_rt5390_set_chan(struct run_softc *sc, u_int chan)
4512 {
4513 	int8_t txpow1, txpow2;
4514 	uint8_t rf;
4515 	int i;
4516 
4517 	/* find the settings for this channel (we know it exists) */
4518 	for (i = 0; rt2860_rf2850[i].chan != chan; i++);
4519 
4520 	/* use Tx power values from EEPROM */
4521 	txpow1 = sc->txpow1[i];
4522 	txpow2 = sc->txpow2[i];
4523 
4524 	run_rt3070_rf_write(sc, 8, rt3070_freqs[i].n);
4525 	run_rt3070_rf_write(sc, 9, rt3070_freqs[i].k & 0x0f);
4526 	run_rt3070_rf_read(sc, 11, &rf);
4527 	rf = (rf & ~0x03) | (rt3070_freqs[i].r & 0x03);
4528 	run_rt3070_rf_write(sc, 11, rf);
4529 
4530 	run_rt3070_rf_read(sc, 49, &rf);
4531 	rf = (rf & ~0x3f) | (txpow1 & 0x3f);
4532 	/* The valid range of the RF R49 is 0x00 to 0x27. */
4533 	if ((rf & 0x3f) > 0x27)
4534 		rf = (rf & ~0x3f) | 0x27;
4535 	run_rt3070_rf_write(sc, 49, rf);
4536 
4537 	if (sc->mac_ver == 0x5392) {
4538 		run_rt3070_rf_read(sc, 50, &rf);
4539 		rf = (rf & ~0x3f) | (txpow2 & 0x3f);
4540 		/* The valid range of the RF R50 is 0x00 to 0x27. */
4541 		if ((rf & 0x3f) > 0x27)
4542 			rf = (rf & ~0x3f) | 0x27;
4543 		run_rt3070_rf_write(sc, 50, rf);
4544 	}
4545 
4546 	run_rt3070_rf_read(sc, 1, &rf);
4547 	rf |= RT3070_RF_BLOCK | RT3070_PLL_PD | RT3070_RX0_PD | RT3070_TX0_PD;
4548 	if (sc->mac_ver == 0x5392)
4549 		rf |= RT3070_RX1_PD | RT3070_TX1_PD;
4550 	run_rt3070_rf_write(sc, 1, rf);
4551 
4552 	if (sc->mac_ver != 0x5392) {
4553 		run_rt3070_rf_read(sc, 2, &rf);
4554 		rf |= 0x80;
4555 		run_rt3070_rf_write(sc, 2, rf);
4556 		run_delay(sc, 10);
4557 		rf &= 0x7f;
4558 		run_rt3070_rf_write(sc, 2, rf);
4559 	}
4560 
4561 	run_adjust_freq_offset(sc);
4562 
4563 	if (sc->mac_ver == 0x5392) {
4564 		/* Fix for RT5392C. */
4565 		if (sc->mac_rev >= 0x0223) {
4566 			if (chan <= 4)
4567 				rf = 0x0f;
4568 			else if (chan >= 5 && chan <= 7)
4569 				rf = 0x0e;
4570 			else
4571 				rf = 0x0d;
4572 			run_rt3070_rf_write(sc, 23, rf);
4573 
4574 			if (chan <= 4)
4575 				rf = 0x0c;
4576 			else if (chan == 5)
4577 				rf = 0x0b;
4578 			else if (chan >= 6 && chan <= 7)
4579 				rf = 0x0a;
4580 			else if (chan >= 8 && chan <= 10)
4581 				rf = 0x09;
4582 			else
4583 				rf = 0x08;
4584 			run_rt3070_rf_write(sc, 59, rf);
4585 		} else {
4586 			if (chan <= 11)
4587 				rf = 0x0f;
4588 			else
4589 				rf = 0x0b;
4590 			run_rt3070_rf_write(sc, 59, rf);
4591 		}
4592 	} else {
4593 		/* Fix for RT5390F. */
4594 		if (sc->mac_rev >= 0x0502) {
4595 			if (chan <= 11)
4596 				rf = 0x43;
4597 			else
4598 				rf = 0x23;
4599 			run_rt3070_rf_write(sc, 55, rf);
4600 
4601 			if (chan <= 11)
4602 				rf = 0x0f;
4603 			else if (chan == 12)
4604 				rf = 0x0d;
4605 			else
4606 				rf = 0x0b;
4607 			run_rt3070_rf_write(sc, 59, rf);
4608 		} else {
4609 			run_rt3070_rf_write(sc, 55, 0x44);
4610 			run_rt3070_rf_write(sc, 59, 0x8f);
4611 		}
4612 	}
4613 
4614 	/* Enable VCO calibration. */
4615 	run_rt3070_rf_read(sc, 3, &rf);
4616 	rf |= RT5390_VCOCAL;
4617 	run_rt3070_rf_write(sc, 3, rf);
4618 }
4619 
4620 static void
4621 run_rt5592_set_chan(struct run_softc *sc, u_int chan)
4622 {
4623 	const struct rt5592_freqs *freqs;
4624 	uint32_t tmp;
4625 	uint8_t reg, rf, txpow_bound;
4626 	int8_t txpow1, txpow2;
4627 	int i;
4628 
4629 	run_read(sc, RT5592_DEBUG_INDEX, &tmp);
4630 	freqs = (tmp & RT5592_SEL_XTAL) ?
4631 	    rt5592_freqs_40mhz : rt5592_freqs_20mhz;
4632 
4633 	/* find the settings for this channel (we know it exists) */
4634 	for (i = 0; rt2860_rf2850[i].chan != chan; i++, freqs++);
4635 
4636 	/* use Tx power values from EEPROM */
4637 	txpow1 = sc->txpow1[i];
4638 	txpow2 = sc->txpow2[i];
4639 
4640 	run_read(sc, RT3070_LDO_CFG0, &tmp);
4641 	tmp &= ~0x1c000000;
4642 	if (chan > 14)
4643 		tmp |= 0x14000000;
4644 	run_write(sc, RT3070_LDO_CFG0, tmp);
4645 
4646 	/* N setting. */
4647 	run_rt3070_rf_write(sc, 8, freqs->n & 0xff);
4648 	run_rt3070_rf_read(sc, 9, &rf);
4649 	rf &= ~(1 << 4);
4650 	rf |= ((freqs->n & 0x0100) >> 8) << 4;
4651 	run_rt3070_rf_write(sc, 9, rf);
4652 
4653 	/* K setting. */
4654 	run_rt3070_rf_read(sc, 9, &rf);
4655 	rf &= ~0x0f;
4656 	rf |= (freqs->k & 0x0f);
4657 	run_rt3070_rf_write(sc, 9, rf);
4658 
4659 	/* Mode setting. */
4660 	run_rt3070_rf_read(sc, 11, &rf);
4661 	rf &= ~0x0c;
4662 	rf |= ((freqs->m - 0x8) & 0x3) << 2;
4663 	run_rt3070_rf_write(sc, 11, rf);
4664 	run_rt3070_rf_read(sc, 9, &rf);
4665 	rf &= ~(1 << 7);
4666 	rf |= (((freqs->m - 0x8) & 0x4) >> 2) << 7;
4667 	run_rt3070_rf_write(sc, 9, rf);
4668 
4669 	/* R setting. */
4670 	run_rt3070_rf_read(sc, 11, &rf);
4671 	rf &= ~0x03;
4672 	rf |= (freqs->r - 0x1);
4673 	run_rt3070_rf_write(sc, 11, rf);
4674 
4675 	if (chan <= 14) {
4676 		/* Initialize RF registers for 2GHZ. */
4677 		for (i = 0; i < nitems(rt5592_2ghz_def_rf); i++) {
4678 			run_rt3070_rf_write(sc, rt5592_2ghz_def_rf[i].reg,
4679 			    rt5592_2ghz_def_rf[i].val);
4680 		}
4681 
4682 		rf = (chan <= 10) ? 0x07 : 0x06;
4683 		run_rt3070_rf_write(sc, 23, rf);
4684 		run_rt3070_rf_write(sc, 59, rf);
4685 
4686 		run_rt3070_rf_write(sc, 55, 0x43);
4687 
4688 		/*
4689 		 * RF R49/R50 Tx power ALC code.
4690 		 * G-band bit<7:6>=1:0, bit<5:0> range from 0x0 ~ 0x27.
4691 		 */
4692 		reg = 2;
4693 		txpow_bound = 0x27;
4694 	} else {
4695 		/* Initialize RF registers for 5GHZ. */
4696 		for (i = 0; i < nitems(rt5592_5ghz_def_rf); i++) {
4697 			run_rt3070_rf_write(sc, rt5592_5ghz_def_rf[i].reg,
4698 			    rt5592_5ghz_def_rf[i].val);
4699 		}
4700 		for (i = 0; i < nitems(rt5592_chan_5ghz); i++) {
4701 			if (chan >= rt5592_chan_5ghz[i].firstchan &&
4702 			    chan <= rt5592_chan_5ghz[i].lastchan) {
4703 				run_rt3070_rf_write(sc, rt5592_chan_5ghz[i].reg,
4704 				    rt5592_chan_5ghz[i].val);
4705 			}
4706 		}
4707 
4708 		/*
4709 		 * RF R49/R50 Tx power ALC code.
4710 		 * A-band bit<7:6>=1:1, bit<5:0> range from 0x0 ~ 0x2b.
4711 		 */
4712 		reg = 3;
4713 		txpow_bound = 0x2b;
4714 	}
4715 
4716 	/* RF R49 ch0 Tx power ALC code. */
4717 	run_rt3070_rf_read(sc, 49, &rf);
4718 	rf &= ~0xc0;
4719 	rf |= (reg << 6);
4720 	rf = (rf & ~0x3f) | (txpow1 & 0x3f);
4721 	if ((rf & 0x3f) > txpow_bound)
4722 		rf = (rf & ~0x3f) | txpow_bound;
4723 	run_rt3070_rf_write(sc, 49, rf);
4724 
4725 	/* RF R50 ch1 Tx power ALC code. */
4726 	run_rt3070_rf_read(sc, 50, &rf);
4727 	rf &= ~(1 << 7 | 1 << 6);
4728 	rf |= (reg << 6);
4729 	rf = (rf & ~0x3f) | (txpow2 & 0x3f);
4730 	if ((rf & 0x3f) > txpow_bound)
4731 		rf = (rf & ~0x3f) | txpow_bound;
4732 	run_rt3070_rf_write(sc, 50, rf);
4733 
4734 	/* Enable RF_BLOCK, PLL_PD, RX0_PD, and TX0_PD. */
4735 	run_rt3070_rf_read(sc, 1, &rf);
4736 	rf |= (RT3070_RF_BLOCK | RT3070_PLL_PD | RT3070_RX0_PD | RT3070_TX0_PD);
4737 	if (sc->ntxchains > 1)
4738 		rf |= RT3070_TX1_PD;
4739 	if (sc->nrxchains > 1)
4740 		rf |= RT3070_RX1_PD;
4741 	run_rt3070_rf_write(sc, 1, rf);
4742 
4743 	run_rt3070_rf_write(sc, 6, 0xe4);
4744 
4745 	run_rt3070_rf_write(sc, 30, 0x10);
4746 	run_rt3070_rf_write(sc, 31, 0x80);
4747 	run_rt3070_rf_write(sc, 32, 0x80);
4748 
4749 	run_adjust_freq_offset(sc);
4750 
4751 	/* Enable VCO calibration. */
4752 	run_rt3070_rf_read(sc, 3, &rf);
4753 	rf |= RT5390_VCOCAL;
4754 	run_rt3070_rf_write(sc, 3, rf);
4755 }
4756 
4757 static void
4758 run_set_rx_antenna(struct run_softc *sc, int aux)
4759 {
4760 	uint32_t tmp;
4761 	uint8_t bbp152;
4762 
4763 	if (aux) {
4764 		if (sc->rf_rev == RT5390_RF_5370) {
4765 			run_bbp_read(sc, 152, &bbp152);
4766 			run_bbp_write(sc, 152, bbp152 & ~0x80);
4767 		} else {
4768 			run_mcu_cmd(sc, RT2860_MCU_CMD_ANTSEL, 0);
4769 			run_read(sc, RT2860_GPIO_CTRL, &tmp);
4770 			run_write(sc, RT2860_GPIO_CTRL, (tmp & ~0x0808) | 0x08);
4771 		}
4772 	} else {
4773 		if (sc->rf_rev == RT5390_RF_5370) {
4774 			run_bbp_read(sc, 152, &bbp152);
4775 			run_bbp_write(sc, 152, bbp152 | 0x80);
4776 		} else {
4777 			run_mcu_cmd(sc, RT2860_MCU_CMD_ANTSEL, 1);
4778 			run_read(sc, RT2860_GPIO_CTRL, &tmp);
4779 			run_write(sc, RT2860_GPIO_CTRL, tmp & ~0x0808);
4780 		}
4781 	}
4782 }
4783 
4784 static int
4785 run_set_chan(struct run_softc *sc, struct ieee80211_channel *c)
4786 {
4787 	struct ieee80211com *ic = &sc->sc_ic;
4788 	u_int chan, group;
4789 
4790 	chan = ieee80211_chan2ieee(ic, c);
4791 	if (chan == 0 || chan == IEEE80211_CHAN_ANY)
4792 		return (EINVAL);
4793 
4794 	if (sc->mac_ver == 0x5592)
4795 		run_rt5592_set_chan(sc, chan);
4796 	else if (sc->mac_ver >= 0x5390)
4797 		run_rt5390_set_chan(sc, chan);
4798 	else if (sc->mac_ver == 0x3593)
4799 		run_rt3593_set_chan(sc, chan);
4800 	else if (sc->mac_ver == 0x3572)
4801 		run_rt3572_set_chan(sc, chan);
4802 	else if (sc->mac_ver >= 0x3070)
4803 		run_rt3070_set_chan(sc, chan);
4804 	else
4805 		run_rt2870_set_chan(sc, chan);
4806 
4807 	/* determine channel group */
4808 	if (chan <= 14)
4809 		group = 0;
4810 	else if (chan <= 64)
4811 		group = 1;
4812 	else if (chan <= 128)
4813 		group = 2;
4814 	else
4815 		group = 3;
4816 
4817 	/* XXX necessary only when group has changed! */
4818 	run_select_chan_group(sc, group);
4819 
4820 	run_delay(sc, 10);
4821 
4822 	/* Perform IQ calibration. */
4823 	if (sc->mac_ver >= 0x5392)
4824 		run_iq_calib(sc, chan);
4825 
4826 	return (0);
4827 }
4828 
4829 static void
4830 run_set_channel(struct ieee80211com *ic)
4831 {
4832 	struct run_softc *sc = ic->ic_softc;
4833 
4834 	RUN_LOCK(sc);
4835 	run_set_chan(sc, ic->ic_curchan);
4836 	RUN_UNLOCK(sc);
4837 
4838 	return;
4839 }
4840 
4841 static void
4842 run_getradiocaps(struct ieee80211com *ic,
4843     int maxchans, int *nchans, struct ieee80211_channel chans[])
4844 {
4845 	struct run_softc *sc = ic->ic_softc;
4846 	uint8_t bands[IEEE80211_MODE_BYTES];
4847 
4848 	memset(bands, 0, sizeof(bands));
4849 	setbit(bands, IEEE80211_MODE_11B);
4850 	setbit(bands, IEEE80211_MODE_11G);
4851 	ieee80211_add_channels_default_2ghz(chans, maxchans, nchans, bands, 0);
4852 
4853 	if (sc->rf_rev == RT2860_RF_2750 || sc->rf_rev == RT2860_RF_2850 ||
4854 	    sc->rf_rev == RT3070_RF_3052 || sc->rf_rev == RT3593_RF_3053 ||
4855 	    sc->rf_rev == RT5592_RF_5592) {
4856 		setbit(bands, IEEE80211_MODE_11A);
4857 		ieee80211_add_channel_list_5ghz(chans, maxchans, nchans,
4858 		    run_chan_5ghz, nitems(run_chan_5ghz), bands, 0);
4859 	}
4860 }
4861 
4862 static void
4863 run_scan_start(struct ieee80211com *ic)
4864 {
4865 	struct run_softc *sc = ic->ic_softc;
4866 	uint32_t tmp;
4867 
4868 	RUN_LOCK(sc);
4869 
4870 	/* abort TSF synchronization */
4871 	run_read(sc, RT2860_BCN_TIME_CFG, &tmp);
4872 	run_write(sc, RT2860_BCN_TIME_CFG,
4873 	    tmp & ~(RT2860_BCN_TX_EN | RT2860_TSF_TIMER_EN |
4874 	    RT2860_TBTT_TIMER_EN));
4875 	run_set_bssid(sc, ieee80211broadcastaddr);
4876 
4877 	RUN_UNLOCK(sc);
4878 
4879 	return;
4880 }
4881 
4882 static void
4883 run_scan_end(struct ieee80211com *ic)
4884 {
4885 	struct run_softc *sc = ic->ic_softc;
4886 
4887 	RUN_LOCK(sc);
4888 
4889 	run_enable_tsf_sync(sc);
4890 	run_set_bssid(sc, sc->sc_bssid);
4891 
4892 	RUN_UNLOCK(sc);
4893 
4894 	return;
4895 }
4896 
4897 /*
4898  * Could be called from ieee80211_node_timeout()
4899  * (non-sleepable thread)
4900  */
4901 static void
4902 run_update_beacon(struct ieee80211vap *vap, int item)
4903 {
4904 	struct ieee80211com *ic = vap->iv_ic;
4905 	struct ieee80211_beacon_offsets *bo = &vap->iv_bcn_off;
4906 	struct ieee80211_node *ni = vap->iv_bss;
4907 	struct run_softc *sc = ic->ic_softc;
4908 	struct run_vap *rvp = RUN_VAP(vap);
4909 	int mcast = 0;
4910 	uint32_t i;
4911 
4912 	switch (item) {
4913 	case IEEE80211_BEACON_ERP:
4914 		run_updateslot(ic);
4915 		break;
4916 	case IEEE80211_BEACON_HTINFO:
4917 		run_updateprot(ic);
4918 		break;
4919 	case IEEE80211_BEACON_TIM:
4920 		mcast = 1;	/*TODO*/
4921 		break;
4922 	default:
4923 		break;
4924 	}
4925 
4926 	setbit(bo->bo_flags, item);
4927 	if (rvp->beacon_mbuf == NULL) {
4928 		rvp->beacon_mbuf = ieee80211_beacon_alloc(ni);
4929 		if (rvp->beacon_mbuf == NULL)
4930 			return;
4931 	}
4932 	ieee80211_beacon_update(ni, rvp->beacon_mbuf, mcast);
4933 
4934 	i = RUN_CMDQ_GET(&sc->cmdq_store);
4935 	RUN_DPRINTF(sc, RUN_DEBUG_BEACON, "cmdq_store=%d\n", i);
4936 	sc->cmdq[i].func = run_update_beacon_cb;
4937 	sc->cmdq[i].arg0 = vap;
4938 	ieee80211_runtask(ic, &sc->cmdq_task);
4939 
4940 	return;
4941 }
4942 
4943 static void
4944 run_update_beacon_cb(void *arg)
4945 {
4946 	struct ieee80211vap *vap = arg;
4947 	struct ieee80211_node *ni = vap->iv_bss;
4948 	struct run_vap *rvp = RUN_VAP(vap);
4949 	struct ieee80211com *ic = vap->iv_ic;
4950 	struct run_softc *sc = ic->ic_softc;
4951 	struct rt2860_txwi txwi;
4952 	struct mbuf *m;
4953 	uint16_t txwisize;
4954 	uint8_t ridx;
4955 
4956 	if (ni->ni_chan == IEEE80211_CHAN_ANYC)
4957 		return;
4958 	if (ic->ic_bsschan == IEEE80211_CHAN_ANYC)
4959 		return;
4960 
4961 	/*
4962 	 * No need to call ieee80211_beacon_update(), run_update_beacon()
4963 	 * is taking care of appropriate calls.
4964 	 */
4965 	if (rvp->beacon_mbuf == NULL) {
4966 		rvp->beacon_mbuf = ieee80211_beacon_alloc(ni);
4967 		if (rvp->beacon_mbuf == NULL)
4968 			return;
4969 	}
4970 	m = rvp->beacon_mbuf;
4971 
4972 	memset(&txwi, 0, sizeof(txwi));
4973 	txwi.wcid = 0xff;
4974 	txwi.len = htole16(m->m_pkthdr.len);
4975 
4976 	/* send beacons at the lowest available rate */
4977 	ridx = (ic->ic_curmode == IEEE80211_MODE_11A) ?
4978 	    RT2860_RIDX_OFDM6 : RT2860_RIDX_CCK1;
4979 	txwi.phy = htole16(rt2860_rates[ridx].mcs);
4980 	if (rt2860_rates[ridx].phy == IEEE80211_T_OFDM)
4981 		txwi.phy |= htole16(RT2860_PHY_OFDM);
4982 	txwi.txop = RT2860_TX_TXOP_HT;
4983 	txwi.flags = RT2860_TX_TS;
4984 	txwi.xflags = RT2860_TX_NSEQ;
4985 
4986 	txwisize = (sc->mac_ver == 0x5592) ?
4987 	    sizeof(txwi) + sizeof(uint32_t) : sizeof(txwi);
4988 	run_write_region_1(sc, RT2860_BCN_BASE(rvp->rvp_id), (uint8_t *)&txwi,
4989 	    txwisize);
4990 	run_write_region_1(sc, RT2860_BCN_BASE(rvp->rvp_id) + txwisize,
4991 	    mtod(m, uint8_t *), (m->m_pkthdr.len + 1) & ~1);
4992 }
4993 
4994 static void
4995 run_updateprot(struct ieee80211com *ic)
4996 {
4997 	struct run_softc *sc = ic->ic_softc;
4998 	uint32_t i;
4999 
5000 	i = RUN_CMDQ_GET(&sc->cmdq_store);
5001 	RUN_DPRINTF(sc, RUN_DEBUG_BEACON, "cmdq_store=%d\n", i);
5002 	sc->cmdq[i].func = run_updateprot_cb;
5003 	sc->cmdq[i].arg0 = ic;
5004 	ieee80211_runtask(ic, &sc->cmdq_task);
5005 }
5006 
5007 static void
5008 run_updateprot_cb(void *arg)
5009 {
5010 	struct ieee80211com *ic = arg;
5011 	struct run_softc *sc = ic->ic_softc;
5012 	uint32_t tmp;
5013 
5014 	tmp = RT2860_RTSTH_EN | RT2860_PROT_NAV_SHORT | RT2860_TXOP_ALLOW_ALL;
5015 	/* setup protection frame rate (MCS code) */
5016 	tmp |= (ic->ic_curmode == IEEE80211_MODE_11A) ?
5017 	    rt2860_rates[RT2860_RIDX_OFDM6].mcs | RT2860_PHY_OFDM :
5018 	    rt2860_rates[RT2860_RIDX_CCK11].mcs;
5019 
5020 	/* CCK frames don't require protection */
5021 	run_write(sc, RT2860_CCK_PROT_CFG, tmp);
5022 	if (ic->ic_flags & IEEE80211_F_USEPROT) {
5023 		if (ic->ic_protmode == IEEE80211_PROT_RTSCTS)
5024 			tmp |= RT2860_PROT_CTRL_RTS_CTS;
5025 		else if (ic->ic_protmode == IEEE80211_PROT_CTSONLY)
5026 			tmp |= RT2860_PROT_CTRL_CTS;
5027 	}
5028 	run_write(sc, RT2860_OFDM_PROT_CFG, tmp);
5029 }
5030 
5031 static void
5032 run_usb_timeout_cb(void *arg)
5033 {
5034 	struct ieee80211vap *vap = arg;
5035 	struct run_softc *sc = vap->iv_ic->ic_softc;
5036 
5037 	RUN_LOCK_ASSERT(sc, MA_OWNED);
5038 
5039 	if(vap->iv_state == IEEE80211_S_RUN &&
5040 	    vap->iv_opmode != IEEE80211_M_STA)
5041 		run_reset_livelock(sc);
5042 	else if (vap->iv_state == IEEE80211_S_SCAN) {
5043 		RUN_DPRINTF(sc, RUN_DEBUG_USB | RUN_DEBUG_STATE,
5044 		    "timeout caused by scan\n");
5045 		/* cancel bgscan */
5046 		ieee80211_cancel_scan(vap);
5047 	} else
5048 		RUN_DPRINTF(sc, RUN_DEBUG_USB | RUN_DEBUG_STATE,
5049 		    "timeout by unknown cause\n");
5050 }
5051 
5052 static void
5053 run_reset_livelock(struct run_softc *sc)
5054 {
5055 	uint32_t tmp;
5056 
5057 	RUN_LOCK_ASSERT(sc, MA_OWNED);
5058 
5059 	/*
5060 	 * In IBSS or HostAP modes (when the hardware sends beacons), the MAC
5061 	 * can run into a livelock and start sending CTS-to-self frames like
5062 	 * crazy if protection is enabled.  Reset MAC/BBP for a while
5063 	 */
5064 	run_read(sc, RT2860_DEBUG, &tmp);
5065 	RUN_DPRINTF(sc, RUN_DEBUG_RESET, "debug reg %08x\n", tmp);
5066 	if ((tmp & (1 << 29)) && (tmp & (1 << 7 | 1 << 5))) {
5067 		RUN_DPRINTF(sc, RUN_DEBUG_RESET,
5068 		    "CTS-to-self livelock detected\n");
5069 		run_write(sc, RT2860_MAC_SYS_CTRL, RT2860_MAC_SRST);
5070 		run_delay(sc, 1);
5071 		run_write(sc, RT2860_MAC_SYS_CTRL,
5072 		    RT2860_MAC_RX_EN | RT2860_MAC_TX_EN);
5073 	}
5074 }
5075 
5076 static void
5077 run_update_promisc_locked(struct run_softc *sc)
5078 {
5079         uint32_t tmp;
5080 
5081 	run_read(sc, RT2860_RX_FILTR_CFG, &tmp);
5082 
5083 	tmp |= RT2860_DROP_UC_NOME;
5084         if (sc->sc_ic.ic_promisc > 0)
5085 		tmp &= ~RT2860_DROP_UC_NOME;
5086 
5087 	run_write(sc, RT2860_RX_FILTR_CFG, tmp);
5088 
5089         RUN_DPRINTF(sc, RUN_DEBUG_RECV, "%s promiscuous mode\n",
5090 	    (sc->sc_ic.ic_promisc > 0) ?  "entering" : "leaving");
5091 }
5092 
5093 static void
5094 run_update_promisc(struct ieee80211com *ic)
5095 {
5096 	struct run_softc *sc = ic->ic_softc;
5097 
5098 	if ((sc->sc_flags & RUN_RUNNING) == 0)
5099 		return;
5100 
5101 	RUN_LOCK(sc);
5102 	run_update_promisc_locked(sc);
5103 	RUN_UNLOCK(sc);
5104 }
5105 
5106 static void
5107 run_enable_tsf_sync(struct run_softc *sc)
5108 {
5109 	struct ieee80211com *ic = &sc->sc_ic;
5110 	struct ieee80211vap *vap = TAILQ_FIRST(&ic->ic_vaps);
5111 	uint32_t tmp;
5112 
5113 	RUN_DPRINTF(sc, RUN_DEBUG_BEACON, "rvp_id=%d ic_opmode=%d\n",
5114 	    RUN_VAP(vap)->rvp_id, ic->ic_opmode);
5115 
5116 	run_read(sc, RT2860_BCN_TIME_CFG, &tmp);
5117 	tmp &= ~0x1fffff;
5118 	tmp |= vap->iv_bss->ni_intval * 16;
5119 	tmp |= RT2860_TSF_TIMER_EN | RT2860_TBTT_TIMER_EN;
5120 
5121 	if (ic->ic_opmode == IEEE80211_M_STA) {
5122 		/*
5123 		 * Local TSF is always updated with remote TSF on beacon
5124 		 * reception.
5125 		 */
5126 		tmp |= 1 << RT2860_TSF_SYNC_MODE_SHIFT;
5127 	} else if (ic->ic_opmode == IEEE80211_M_IBSS) {
5128 	        tmp |= RT2860_BCN_TX_EN;
5129 	        /*
5130 	         * Local TSF is updated with remote TSF on beacon reception
5131 	         * only if the remote TSF is greater than local TSF.
5132 	         */
5133 	        tmp |= 2 << RT2860_TSF_SYNC_MODE_SHIFT;
5134 	} else if (ic->ic_opmode == IEEE80211_M_HOSTAP ||
5135 		    ic->ic_opmode == IEEE80211_M_MBSS) {
5136 	        tmp |= RT2860_BCN_TX_EN;
5137 	        /* SYNC with nobody */
5138 	        tmp |= 3 << RT2860_TSF_SYNC_MODE_SHIFT;
5139 	} else {
5140 		RUN_DPRINTF(sc, RUN_DEBUG_BEACON,
5141 		    "Enabling TSF failed. undefined opmode\n");
5142 		return;
5143 	}
5144 
5145 	run_write(sc, RT2860_BCN_TIME_CFG, tmp);
5146 }
5147 
5148 static void
5149 run_enable_tsf(struct run_softc *sc)
5150 {
5151 	uint32_t tmp;
5152 
5153 	if (run_read(sc, RT2860_BCN_TIME_CFG, &tmp) == 0) {
5154 		tmp &= ~(RT2860_BCN_TX_EN | RT2860_TBTT_TIMER_EN);
5155 		tmp |= RT2860_TSF_TIMER_EN;
5156 		run_write(sc, RT2860_BCN_TIME_CFG, tmp);
5157 	}
5158 }
5159 
5160 static void
5161 run_get_tsf(struct run_softc *sc, uint64_t *buf)
5162 {
5163 	run_read_region_1(sc, RT2860_TSF_TIMER_DW0, (uint8_t *)buf,
5164 	    sizeof(*buf));
5165 }
5166 
5167 static void
5168 run_enable_mrr(struct run_softc *sc)
5169 {
5170 #define	CCK(mcs)	(mcs)
5171 #define	OFDM(mcs)	(1 << 3 | (mcs))
5172 	run_write(sc, RT2860_LG_FBK_CFG0,
5173 	    OFDM(6) << 28 |	/* 54->48 */
5174 	    OFDM(5) << 24 |	/* 48->36 */
5175 	    OFDM(4) << 20 |	/* 36->24 */
5176 	    OFDM(3) << 16 |	/* 24->18 */
5177 	    OFDM(2) << 12 |	/* 18->12 */
5178 	    OFDM(1) <<  8 |	/* 12-> 9 */
5179 	    OFDM(0) <<  4 |	/*  9-> 6 */
5180 	    OFDM(0));		/*  6-> 6 */
5181 
5182 	run_write(sc, RT2860_LG_FBK_CFG1,
5183 	    CCK(2) << 12 |	/* 11->5.5 */
5184 	    CCK(1) <<  8 |	/* 5.5-> 2 */
5185 	    CCK(0) <<  4 |	/*   2-> 1 */
5186 	    CCK(0));		/*   1-> 1 */
5187 #undef OFDM
5188 #undef CCK
5189 }
5190 
5191 static void
5192 run_set_txpreamble(struct run_softc *sc)
5193 {
5194 	struct ieee80211com *ic = &sc->sc_ic;
5195 	uint32_t tmp;
5196 
5197 	run_read(sc, RT2860_AUTO_RSP_CFG, &tmp);
5198 	if (ic->ic_flags & IEEE80211_F_SHPREAMBLE)
5199 		tmp |= RT2860_CCK_SHORT_EN;
5200 	else
5201 		tmp &= ~RT2860_CCK_SHORT_EN;
5202 	run_write(sc, RT2860_AUTO_RSP_CFG, tmp);
5203 }
5204 
5205 static void
5206 run_set_basicrates(struct run_softc *sc)
5207 {
5208 	struct ieee80211com *ic = &sc->sc_ic;
5209 
5210 	/* set basic rates mask */
5211 	if (ic->ic_curmode == IEEE80211_MODE_11B)
5212 		run_write(sc, RT2860_LEGACY_BASIC_RATE, 0x003);
5213 	else if (ic->ic_curmode == IEEE80211_MODE_11A)
5214 		run_write(sc, RT2860_LEGACY_BASIC_RATE, 0x150);
5215 	else	/* 11g */
5216 		run_write(sc, RT2860_LEGACY_BASIC_RATE, 0x15f);
5217 }
5218 
5219 static void
5220 run_set_leds(struct run_softc *sc, uint16_t which)
5221 {
5222 	(void)run_mcu_cmd(sc, RT2860_MCU_CMD_LEDS,
5223 	    which | (sc->leds & 0x7f));
5224 }
5225 
5226 static void
5227 run_set_bssid(struct run_softc *sc, const uint8_t *bssid)
5228 {
5229 	run_write(sc, RT2860_MAC_BSSID_DW0,
5230 	    bssid[0] | bssid[1] << 8 | bssid[2] << 16 | bssid[3] << 24);
5231 	run_write(sc, RT2860_MAC_BSSID_DW1,
5232 	    bssid[4] | bssid[5] << 8);
5233 }
5234 
5235 static void
5236 run_set_macaddr(struct run_softc *sc, const uint8_t *addr)
5237 {
5238 	run_write(sc, RT2860_MAC_ADDR_DW0,
5239 	    addr[0] | addr[1] << 8 | addr[2] << 16 | addr[3] << 24);
5240 	run_write(sc, RT2860_MAC_ADDR_DW1,
5241 	    addr[4] | addr[5] << 8 | 0xff << 16);
5242 }
5243 
5244 static void
5245 run_updateslot(struct ieee80211com *ic)
5246 {
5247 	struct run_softc *sc = ic->ic_softc;
5248 	uint32_t i;
5249 
5250 	i = RUN_CMDQ_GET(&sc->cmdq_store);
5251 	RUN_DPRINTF(sc, RUN_DEBUG_BEACON, "cmdq_store=%d\n", i);
5252 	sc->cmdq[i].func = run_updateslot_cb;
5253 	sc->cmdq[i].arg0 = ic;
5254 	ieee80211_runtask(ic, &sc->cmdq_task);
5255 
5256 	return;
5257 }
5258 
5259 /* ARGSUSED */
5260 static void
5261 run_updateslot_cb(void *arg)
5262 {
5263 	struct ieee80211com *ic = arg;
5264 	struct run_softc *sc = ic->ic_softc;
5265 	uint32_t tmp;
5266 
5267 	run_read(sc, RT2860_BKOFF_SLOT_CFG, &tmp);
5268 	tmp &= ~0xff;
5269 	tmp |= IEEE80211_GET_SLOTTIME(ic);
5270 	run_write(sc, RT2860_BKOFF_SLOT_CFG, tmp);
5271 }
5272 
5273 static void
5274 run_update_mcast(struct ieee80211com *ic)
5275 {
5276 }
5277 
5278 static int8_t
5279 run_rssi2dbm(struct run_softc *sc, uint8_t rssi, uint8_t rxchain)
5280 {
5281 	struct ieee80211com *ic = &sc->sc_ic;
5282 	struct ieee80211_channel *c = ic->ic_curchan;
5283 	int delta;
5284 
5285 	if (IEEE80211_IS_CHAN_5GHZ(c)) {
5286 		u_int chan = ieee80211_chan2ieee(ic, c);
5287 		delta = sc->rssi_5ghz[rxchain];
5288 
5289 		/* determine channel group */
5290 		if (chan <= 64)
5291 			delta -= sc->lna[1];
5292 		else if (chan <= 128)
5293 			delta -= sc->lna[2];
5294 		else
5295 			delta -= sc->lna[3];
5296 	} else
5297 		delta = sc->rssi_2ghz[rxchain] - sc->lna[0];
5298 
5299 	return (-12 - delta - rssi);
5300 }
5301 
5302 static void
5303 run_rt5390_bbp_init(struct run_softc *sc)
5304 {
5305 	u_int i;
5306 	uint8_t bbp;
5307 
5308 	/* Apply maximum likelihood detection for 2 stream case. */
5309 	run_bbp_read(sc, 105, &bbp);
5310 	if (sc->nrxchains > 1)
5311 		run_bbp_write(sc, 105, bbp | RT5390_MLD);
5312 
5313 	/* Avoid data lost and CRC error. */
5314 	run_bbp_read(sc, 4, &bbp);
5315 	run_bbp_write(sc, 4, bbp | RT5390_MAC_IF_CTRL);
5316 
5317 	if (sc->mac_ver == 0x5592) {
5318 		for (i = 0; i < nitems(rt5592_def_bbp); i++) {
5319 			run_bbp_write(sc, rt5592_def_bbp[i].reg,
5320 			    rt5592_def_bbp[i].val);
5321 		}
5322 		for (i = 0; i < nitems(rt5592_bbp_r196); i++) {
5323 			run_bbp_write(sc, 195, i + 0x80);
5324 			run_bbp_write(sc, 196, rt5592_bbp_r196[i]);
5325 		}
5326 	} else {
5327 		for (i = 0; i < nitems(rt5390_def_bbp); i++) {
5328 			run_bbp_write(sc, rt5390_def_bbp[i].reg,
5329 			    rt5390_def_bbp[i].val);
5330 		}
5331 	}
5332 	if (sc->mac_ver == 0x5392) {
5333 		run_bbp_write(sc, 88, 0x90);
5334 		run_bbp_write(sc, 95, 0x9a);
5335 		run_bbp_write(sc, 98, 0x12);
5336 		run_bbp_write(sc, 106, 0x12);
5337 		run_bbp_write(sc, 134, 0xd0);
5338 		run_bbp_write(sc, 135, 0xf6);
5339 		run_bbp_write(sc, 148, 0x84);
5340 	}
5341 
5342 	run_bbp_read(sc, 152, &bbp);
5343 	run_bbp_write(sc, 152, bbp | 0x80);
5344 
5345 	/* Fix BBP254 for RT5592C. */
5346 	if (sc->mac_ver == 0x5592 && sc->mac_rev >= 0x0221) {
5347 		run_bbp_read(sc, 254, &bbp);
5348 		run_bbp_write(sc, 254, bbp | 0x80);
5349 	}
5350 
5351 	/* Disable hardware antenna diversity. */
5352 	if (sc->mac_ver == 0x5390)
5353 		run_bbp_write(sc, 154, 0);
5354 
5355 	/* Initialize Rx CCK/OFDM frequency offset report. */
5356 	run_bbp_write(sc, 142, 1);
5357 	run_bbp_write(sc, 143, 57);
5358 }
5359 
5360 static int
5361 run_bbp_init(struct run_softc *sc)
5362 {
5363 	int i, error, ntries;
5364 	uint8_t bbp0;
5365 
5366 	/* wait for BBP to wake up */
5367 	for (ntries = 0; ntries < 20; ntries++) {
5368 		if ((error = run_bbp_read(sc, 0, &bbp0)) != 0)
5369 			return error;
5370 		if (bbp0 != 0 && bbp0 != 0xff)
5371 			break;
5372 	}
5373 	if (ntries == 20)
5374 		return (ETIMEDOUT);
5375 
5376 	/* initialize BBP registers to default values */
5377 	if (sc->mac_ver >= 0x5390)
5378 		run_rt5390_bbp_init(sc);
5379 	else {
5380 		for (i = 0; i < nitems(rt2860_def_bbp); i++) {
5381 			run_bbp_write(sc, rt2860_def_bbp[i].reg,
5382 			    rt2860_def_bbp[i].val);
5383 		}
5384 	}
5385 
5386 	if (sc->mac_ver == 0x3593) {
5387 		run_bbp_write(sc, 79, 0x13);
5388 		run_bbp_write(sc, 80, 0x05);
5389 		run_bbp_write(sc, 81, 0x33);
5390 		run_bbp_write(sc, 86, 0x46);
5391 		run_bbp_write(sc, 137, 0x0f);
5392 	}
5393 
5394 	/* fix BBP84 for RT2860E */
5395 	if (sc->mac_ver == 0x2860 && sc->mac_rev != 0x0101)
5396 		run_bbp_write(sc, 84, 0x19);
5397 
5398 	if (sc->mac_ver >= 0x3070 && (sc->mac_ver != 0x3593 &&
5399 	    sc->mac_ver != 0x5592)) {
5400 		run_bbp_write(sc, 79, 0x13);
5401 		run_bbp_write(sc, 80, 0x05);
5402 		run_bbp_write(sc, 81, 0x33);
5403 	} else if (sc->mac_ver == 0x2860 && sc->mac_rev == 0x0100) {
5404 		run_bbp_write(sc, 69, 0x16);
5405 		run_bbp_write(sc, 73, 0x12);
5406 	}
5407 	return (0);
5408 }
5409 
5410 static int
5411 run_rt3070_rf_init(struct run_softc *sc)
5412 {
5413 	uint32_t tmp;
5414 	uint8_t bbp4, mingain, rf, target;
5415 	u_int i;
5416 
5417 	run_rt3070_rf_read(sc, 30, &rf);
5418 	/* toggle RF R30 bit 7 */
5419 	run_rt3070_rf_write(sc, 30, rf | 0x80);
5420 	run_delay(sc, 10);
5421 	run_rt3070_rf_write(sc, 30, rf & ~0x80);
5422 
5423 	/* initialize RF registers to default value */
5424 	if (sc->mac_ver == 0x3572) {
5425 		for (i = 0; i < nitems(rt3572_def_rf); i++) {
5426 			run_rt3070_rf_write(sc, rt3572_def_rf[i].reg,
5427 			    rt3572_def_rf[i].val);
5428 		}
5429 	} else {
5430 		for (i = 0; i < nitems(rt3070_def_rf); i++) {
5431 			run_rt3070_rf_write(sc, rt3070_def_rf[i].reg,
5432 			    rt3070_def_rf[i].val);
5433 		}
5434 	}
5435 
5436 	if (sc->mac_ver == 0x3070 && sc->mac_rev < 0x0201) {
5437 		/*
5438 		 * Change voltage from 1.2V to 1.35V for RT3070.
5439 		 * The DAC issue (RT3070_LDO_CFG0) has been fixed
5440 		 * in RT3070(F).
5441 		 */
5442 		run_read(sc, RT3070_LDO_CFG0, &tmp);
5443 		tmp = (tmp & ~0x0f000000) | 0x0d000000;
5444 		run_write(sc, RT3070_LDO_CFG0, tmp);
5445 
5446 	} else if (sc->mac_ver == 0x3071) {
5447 		run_rt3070_rf_read(sc, 6, &rf);
5448 		run_rt3070_rf_write(sc, 6, rf | 0x40);
5449 		run_rt3070_rf_write(sc, 31, 0x14);
5450 
5451 		run_read(sc, RT3070_LDO_CFG0, &tmp);
5452 		tmp &= ~0x1f000000;
5453 		if (sc->mac_rev < 0x0211)
5454 			tmp |= 0x0d000000;	/* 1.3V */
5455 		else
5456 			tmp |= 0x01000000;	/* 1.2V */
5457 		run_write(sc, RT3070_LDO_CFG0, tmp);
5458 
5459 		/* patch LNA_PE_G1 */
5460 		run_read(sc, RT3070_GPIO_SWITCH, &tmp);
5461 		run_write(sc, RT3070_GPIO_SWITCH, tmp & ~0x20);
5462 
5463 	} else if (sc->mac_ver == 0x3572) {
5464 		run_rt3070_rf_read(sc, 6, &rf);
5465 		run_rt3070_rf_write(sc, 6, rf | 0x40);
5466 
5467 		/* increase voltage from 1.2V to 1.35V */
5468 		run_read(sc, RT3070_LDO_CFG0, &tmp);
5469 		tmp = (tmp & ~0x1f000000) | 0x0d000000;
5470 		run_write(sc, RT3070_LDO_CFG0, tmp);
5471 
5472 		if (sc->mac_rev < 0x0211 || !sc->patch_dac) {
5473 			run_delay(sc, 1);	/* wait for 1msec */
5474 			/* decrease voltage back to 1.2V */
5475 			tmp = (tmp & ~0x1f000000) | 0x01000000;
5476 			run_write(sc, RT3070_LDO_CFG0, tmp);
5477 		}
5478 	}
5479 
5480 	/* select 20MHz bandwidth */
5481 	run_rt3070_rf_read(sc, 31, &rf);
5482 	run_rt3070_rf_write(sc, 31, rf & ~0x20);
5483 
5484 	/* calibrate filter for 20MHz bandwidth */
5485 	sc->rf24_20mhz = 0x1f;	/* default value */
5486 	target = (sc->mac_ver < 0x3071) ? 0x16 : 0x13;
5487 	run_rt3070_filter_calib(sc, 0x07, target, &sc->rf24_20mhz);
5488 
5489 	/* select 40MHz bandwidth */
5490 	run_bbp_read(sc, 4, &bbp4);
5491 	run_bbp_write(sc, 4, (bbp4 & ~0x18) | 0x10);
5492 	run_rt3070_rf_read(sc, 31, &rf);
5493 	run_rt3070_rf_write(sc, 31, rf | 0x20);
5494 
5495 	/* calibrate filter for 40MHz bandwidth */
5496 	sc->rf24_40mhz = 0x2f;	/* default value */
5497 	target = (sc->mac_ver < 0x3071) ? 0x19 : 0x15;
5498 	run_rt3070_filter_calib(sc, 0x27, target, &sc->rf24_40mhz);
5499 
5500 	/* go back to 20MHz bandwidth */
5501 	run_bbp_read(sc, 4, &bbp4);
5502 	run_bbp_write(sc, 4, bbp4 & ~0x18);
5503 
5504 	if (sc->mac_ver == 0x3572) {
5505 		/* save default BBP registers 25 and 26 values */
5506 		run_bbp_read(sc, 25, &sc->bbp25);
5507 		run_bbp_read(sc, 26, &sc->bbp26);
5508 	} else if (sc->mac_rev < 0x0201 || sc->mac_rev < 0x0211)
5509 		run_rt3070_rf_write(sc, 27, 0x03);
5510 
5511 	run_read(sc, RT3070_OPT_14, &tmp);
5512 	run_write(sc, RT3070_OPT_14, tmp | 1);
5513 
5514 	if (sc->mac_ver == 0x3070 || sc->mac_ver == 0x3071) {
5515 		run_rt3070_rf_read(sc, 17, &rf);
5516 		rf &= ~RT3070_TX_LO1;
5517 		if ((sc->mac_ver == 0x3070 ||
5518 		     (sc->mac_ver == 0x3071 && sc->mac_rev >= 0x0211)) &&
5519 		    !sc->ext_2ghz_lna)
5520 			rf |= 0x20;	/* fix for long range Rx issue */
5521 		mingain = (sc->mac_ver == 0x3070) ? 1 : 2;
5522 		if (sc->txmixgain_2ghz >= mingain)
5523 			rf = (rf & ~0x7) | sc->txmixgain_2ghz;
5524 		run_rt3070_rf_write(sc, 17, rf);
5525 	}
5526 
5527 	if (sc->mac_ver == 0x3071) {
5528 		run_rt3070_rf_read(sc, 1, &rf);
5529 		rf &= ~(RT3070_RX0_PD | RT3070_TX0_PD);
5530 		rf |= RT3070_RF_BLOCK | RT3070_RX1_PD | RT3070_TX1_PD;
5531 		run_rt3070_rf_write(sc, 1, rf);
5532 
5533 		run_rt3070_rf_read(sc, 15, &rf);
5534 		run_rt3070_rf_write(sc, 15, rf & ~RT3070_TX_LO2);
5535 
5536 		run_rt3070_rf_read(sc, 20, &rf);
5537 		run_rt3070_rf_write(sc, 20, rf & ~RT3070_RX_LO1);
5538 
5539 		run_rt3070_rf_read(sc, 21, &rf);
5540 		run_rt3070_rf_write(sc, 21, rf & ~RT3070_RX_LO2);
5541 	}
5542 
5543 	if (sc->mac_ver == 0x3070 || sc->mac_ver == 0x3071) {
5544 		/* fix Tx to Rx IQ glitch by raising RF voltage */
5545 		run_rt3070_rf_read(sc, 27, &rf);
5546 		rf &= ~0x77;
5547 		if (sc->mac_rev < 0x0211)
5548 			rf |= 0x03;
5549 		run_rt3070_rf_write(sc, 27, rf);
5550 	}
5551 	return (0);
5552 }
5553 
5554 static void
5555 run_rt3593_rf_init(struct run_softc *sc)
5556 {
5557 	uint32_t tmp;
5558 	uint8_t rf;
5559 	u_int i;
5560 
5561 	/* Disable the GPIO bits 4 and 7 for LNA PE control. */
5562 	run_read(sc, RT3070_GPIO_SWITCH, &tmp);
5563 	tmp &= ~(1 << 4 | 1 << 7);
5564 	run_write(sc, RT3070_GPIO_SWITCH, tmp);
5565 
5566 	/* Initialize RF registers to default value. */
5567 	for (i = 0; i < nitems(rt3593_def_rf); i++) {
5568 		run_rt3070_rf_write(sc, rt3593_def_rf[i].reg,
5569 		    rt3593_def_rf[i].val);
5570 	}
5571 
5572 	/* Toggle RF R2 to initiate calibration. */
5573 	run_rt3070_rf_write(sc, 2, RT5390_RESCAL);
5574 
5575 	/* Initialize RF frequency offset. */
5576 	run_adjust_freq_offset(sc);
5577 
5578 	run_rt3070_rf_read(sc, 18, &rf);
5579 	run_rt3070_rf_write(sc, 18, rf | RT3593_AUTOTUNE_BYPASS);
5580 
5581 	/*
5582 	 * Increase voltage from 1.2V to 1.35V, wait for 1 msec to
5583 	 * decrease voltage back to 1.2V.
5584 	 */
5585 	run_read(sc, RT3070_LDO_CFG0, &tmp);
5586 	tmp = (tmp & ~0x1f000000) | 0x0d000000;
5587 	run_write(sc, RT3070_LDO_CFG0, tmp);
5588 	run_delay(sc, 1);
5589 	tmp = (tmp & ~0x1f000000) | 0x01000000;
5590 	run_write(sc, RT3070_LDO_CFG0, tmp);
5591 
5592 	sc->rf24_20mhz = 0x1f;
5593 	sc->rf24_40mhz = 0x2f;
5594 
5595 	/* Save default BBP registers 25 and 26 values. */
5596 	run_bbp_read(sc, 25, &sc->bbp25);
5597 	run_bbp_read(sc, 26, &sc->bbp26);
5598 
5599 	run_read(sc, RT3070_OPT_14, &tmp);
5600 	run_write(sc, RT3070_OPT_14, tmp | 1);
5601 }
5602 
5603 static void
5604 run_rt5390_rf_init(struct run_softc *sc)
5605 {
5606 	uint32_t tmp;
5607 	uint8_t rf;
5608 	u_int i;
5609 
5610 	/* Toggle RF R2 to initiate calibration. */
5611 	if (sc->mac_ver == 0x5390) {
5612 		run_rt3070_rf_read(sc, 2, &rf);
5613 		run_rt3070_rf_write(sc, 2, rf | RT5390_RESCAL);
5614 		run_delay(sc, 10);
5615 		run_rt3070_rf_write(sc, 2, rf & ~RT5390_RESCAL);
5616 	} else {
5617 		run_rt3070_rf_write(sc, 2, RT5390_RESCAL);
5618 		run_delay(sc, 10);
5619 	}
5620 
5621 	/* Initialize RF registers to default value. */
5622 	if (sc->mac_ver == 0x5592) {
5623 		for (i = 0; i < nitems(rt5592_def_rf); i++) {
5624 			run_rt3070_rf_write(sc, rt5592_def_rf[i].reg,
5625 			    rt5592_def_rf[i].val);
5626 		}
5627 		/* Initialize RF frequency offset. */
5628 		run_adjust_freq_offset(sc);
5629 	} else if (sc->mac_ver == 0x5392) {
5630 		for (i = 0; i < nitems(rt5392_def_rf); i++) {
5631 			run_rt3070_rf_write(sc, rt5392_def_rf[i].reg,
5632 			    rt5392_def_rf[i].val);
5633 		}
5634 		if (sc->mac_rev >= 0x0223) {
5635 			run_rt3070_rf_write(sc, 23, 0x0f);
5636 			run_rt3070_rf_write(sc, 24, 0x3e);
5637 			run_rt3070_rf_write(sc, 51, 0x32);
5638 			run_rt3070_rf_write(sc, 53, 0x22);
5639 			run_rt3070_rf_write(sc, 56, 0xc1);
5640 			run_rt3070_rf_write(sc, 59, 0x0f);
5641 		}
5642 	} else {
5643 		for (i = 0; i < nitems(rt5390_def_rf); i++) {
5644 			run_rt3070_rf_write(sc, rt5390_def_rf[i].reg,
5645 			    rt5390_def_rf[i].val);
5646 		}
5647 		if (sc->mac_rev >= 0x0502) {
5648 			run_rt3070_rf_write(sc, 6, 0xe0);
5649 			run_rt3070_rf_write(sc, 25, 0x80);
5650 			run_rt3070_rf_write(sc, 46, 0x73);
5651 			run_rt3070_rf_write(sc, 53, 0x00);
5652 			run_rt3070_rf_write(sc, 56, 0x42);
5653 			run_rt3070_rf_write(sc, 61, 0xd1);
5654 		}
5655 	}
5656 
5657 	sc->rf24_20mhz = 0x1f;	/* default value */
5658 	sc->rf24_40mhz = (sc->mac_ver == 0x5592) ? 0 : 0x2f;
5659 
5660 	if (sc->mac_rev < 0x0211)
5661 		run_rt3070_rf_write(sc, 27, 0x3);
5662 
5663 	run_read(sc, RT3070_OPT_14, &tmp);
5664 	run_write(sc, RT3070_OPT_14, tmp | 1);
5665 }
5666 
5667 static int
5668 run_rt3070_filter_calib(struct run_softc *sc, uint8_t init, uint8_t target,
5669     uint8_t *val)
5670 {
5671 	uint8_t rf22, rf24;
5672 	uint8_t bbp55_pb, bbp55_sb, delta;
5673 	int ntries;
5674 
5675 	/* program filter */
5676 	run_rt3070_rf_read(sc, 24, &rf24);
5677 	rf24 = (rf24 & 0xc0) | init;	/* initial filter value */
5678 	run_rt3070_rf_write(sc, 24, rf24);
5679 
5680 	/* enable baseband loopback mode */
5681 	run_rt3070_rf_read(sc, 22, &rf22);
5682 	run_rt3070_rf_write(sc, 22, rf22 | 0x01);
5683 
5684 	/* set power and frequency of passband test tone */
5685 	run_bbp_write(sc, 24, 0x00);
5686 	for (ntries = 0; ntries < 100; ntries++) {
5687 		/* transmit test tone */
5688 		run_bbp_write(sc, 25, 0x90);
5689 		run_delay(sc, 10);
5690 		/* read received power */
5691 		run_bbp_read(sc, 55, &bbp55_pb);
5692 		if (bbp55_pb != 0)
5693 			break;
5694 	}
5695 	if (ntries == 100)
5696 		return (ETIMEDOUT);
5697 
5698 	/* set power and frequency of stopband test tone */
5699 	run_bbp_write(sc, 24, 0x06);
5700 	for (ntries = 0; ntries < 100; ntries++) {
5701 		/* transmit test tone */
5702 		run_bbp_write(sc, 25, 0x90);
5703 		run_delay(sc, 10);
5704 		/* read received power */
5705 		run_bbp_read(sc, 55, &bbp55_sb);
5706 
5707 		delta = bbp55_pb - bbp55_sb;
5708 		if (delta > target)
5709 			break;
5710 
5711 		/* reprogram filter */
5712 		rf24++;
5713 		run_rt3070_rf_write(sc, 24, rf24);
5714 	}
5715 	if (ntries < 100) {
5716 		if (rf24 != init)
5717 			rf24--;	/* backtrack */
5718 		*val = rf24;
5719 		run_rt3070_rf_write(sc, 24, rf24);
5720 	}
5721 
5722 	/* restore initial state */
5723 	run_bbp_write(sc, 24, 0x00);
5724 
5725 	/* disable baseband loopback mode */
5726 	run_rt3070_rf_read(sc, 22, &rf22);
5727 	run_rt3070_rf_write(sc, 22, rf22 & ~0x01);
5728 
5729 	return (0);
5730 }
5731 
5732 static void
5733 run_rt3070_rf_setup(struct run_softc *sc)
5734 {
5735 	uint8_t bbp, rf;
5736 	int i;
5737 
5738 	if (sc->mac_ver == 0x3572) {
5739 		/* enable DC filter */
5740 		if (sc->mac_rev >= 0x0201)
5741 			run_bbp_write(sc, 103, 0xc0);
5742 
5743 		run_bbp_read(sc, 138, &bbp);
5744 		if (sc->ntxchains == 1)
5745 			bbp |= 0x20;	/* turn off DAC1 */
5746 		if (sc->nrxchains == 1)
5747 			bbp &= ~0x02;	/* turn off ADC1 */
5748 		run_bbp_write(sc, 138, bbp);
5749 
5750 		if (sc->mac_rev >= 0x0211) {
5751 			/* improve power consumption */
5752 			run_bbp_read(sc, 31, &bbp);
5753 			run_bbp_write(sc, 31, bbp & ~0x03);
5754 		}
5755 
5756 		run_rt3070_rf_read(sc, 16, &rf);
5757 		rf = (rf & ~0x07) | sc->txmixgain_2ghz;
5758 		run_rt3070_rf_write(sc, 16, rf);
5759 
5760 	} else if (sc->mac_ver == 0x3071) {
5761 		if (sc->mac_rev >= 0x0211) {
5762 			/* enable DC filter */
5763 			run_bbp_write(sc, 103, 0xc0);
5764 
5765 			/* improve power consumption */
5766 			run_bbp_read(sc, 31, &bbp);
5767 			run_bbp_write(sc, 31, bbp & ~0x03);
5768 		}
5769 
5770 		run_bbp_read(sc, 138, &bbp);
5771 		if (sc->ntxchains == 1)
5772 			bbp |= 0x20;	/* turn off DAC1 */
5773 		if (sc->nrxchains == 1)
5774 			bbp &= ~0x02;	/* turn off ADC1 */
5775 		run_bbp_write(sc, 138, bbp);
5776 
5777 		run_write(sc, RT2860_TX_SW_CFG1, 0);
5778 		if (sc->mac_rev < 0x0211) {
5779 			run_write(sc, RT2860_TX_SW_CFG2,
5780 			    sc->patch_dac ? 0x2c : 0x0f);
5781 		} else
5782 			run_write(sc, RT2860_TX_SW_CFG2, 0);
5783 
5784 	} else if (sc->mac_ver == 0x3070) {
5785 		if (sc->mac_rev >= 0x0201) {
5786 			/* enable DC filter */
5787 			run_bbp_write(sc, 103, 0xc0);
5788 
5789 			/* improve power consumption */
5790 			run_bbp_read(sc, 31, &bbp);
5791 			run_bbp_write(sc, 31, bbp & ~0x03);
5792 		}
5793 
5794 		if (sc->mac_rev < 0x0201) {
5795 			run_write(sc, RT2860_TX_SW_CFG1, 0);
5796 			run_write(sc, RT2860_TX_SW_CFG2, 0x2c);
5797 		} else
5798 			run_write(sc, RT2860_TX_SW_CFG2, 0);
5799 	}
5800 
5801 	/* initialize RF registers from ROM for >=RT3071*/
5802 	if (sc->mac_ver >= 0x3071) {
5803 		for (i = 0; i < 10; i++) {
5804 			if (sc->rf[i].reg == 0 || sc->rf[i].reg == 0xff)
5805 				continue;
5806 			run_rt3070_rf_write(sc, sc->rf[i].reg, sc->rf[i].val);
5807 		}
5808 	}
5809 }
5810 
5811 static void
5812 run_rt3593_rf_setup(struct run_softc *sc)
5813 {
5814 	uint8_t bbp, rf;
5815 
5816 	if (sc->mac_rev >= 0x0211) {
5817 		/* Enable DC filter. */
5818 		run_bbp_write(sc, 103, 0xc0);
5819 	}
5820 	run_write(sc, RT2860_TX_SW_CFG1, 0);
5821 	if (sc->mac_rev < 0x0211) {
5822 		run_write(sc, RT2860_TX_SW_CFG2,
5823 		    sc->patch_dac ? 0x2c : 0x0f);
5824 	} else
5825 		run_write(sc, RT2860_TX_SW_CFG2, 0);
5826 
5827 	run_rt3070_rf_read(sc, 50, &rf);
5828 	run_rt3070_rf_write(sc, 50, rf & ~RT3593_TX_LO2);
5829 
5830 	run_rt3070_rf_read(sc, 51, &rf);
5831 	rf = (rf & ~(RT3593_TX_LO1 | 0x0c)) |
5832 	    ((sc->txmixgain_2ghz & 0x07) << 2);
5833 	run_rt3070_rf_write(sc, 51, rf);
5834 
5835 	run_rt3070_rf_read(sc, 38, &rf);
5836 	run_rt3070_rf_write(sc, 38, rf & ~RT5390_RX_LO1);
5837 
5838 	run_rt3070_rf_read(sc, 39, &rf);
5839 	run_rt3070_rf_write(sc, 39, rf & ~RT5390_RX_LO2);
5840 
5841 	run_rt3070_rf_read(sc, 1, &rf);
5842 	run_rt3070_rf_write(sc, 1, rf & ~(RT3070_RF_BLOCK | RT3070_PLL_PD));
5843 
5844 	run_rt3070_rf_read(sc, 30, &rf);
5845 	rf = (rf & ~0x18) | 0x10;
5846 	run_rt3070_rf_write(sc, 30, rf);
5847 
5848 	/* Apply maximum likelihood detection for 2 stream case. */
5849 	run_bbp_read(sc, 105, &bbp);
5850 	if (sc->nrxchains > 1)
5851 		run_bbp_write(sc, 105, bbp | RT5390_MLD);
5852 
5853 	/* Avoid data lost and CRC error. */
5854 	run_bbp_read(sc, 4, &bbp);
5855 	run_bbp_write(sc, 4, bbp | RT5390_MAC_IF_CTRL);
5856 
5857 	run_bbp_write(sc, 92, 0x02);
5858 	run_bbp_write(sc, 82, 0x82);
5859 	run_bbp_write(sc, 106, 0x05);
5860 	run_bbp_write(sc, 104, 0x92);
5861 	run_bbp_write(sc, 88, 0x90);
5862 	run_bbp_write(sc, 148, 0xc8);
5863 	run_bbp_write(sc, 47, 0x48);
5864 	run_bbp_write(sc, 120, 0x50);
5865 
5866 	run_bbp_write(sc, 163, 0x9d);
5867 
5868 	/* SNR mapping. */
5869 	run_bbp_write(sc, 142, 0x06);
5870 	run_bbp_write(sc, 143, 0xa0);
5871 	run_bbp_write(sc, 142, 0x07);
5872 	run_bbp_write(sc, 143, 0xa1);
5873 	run_bbp_write(sc, 142, 0x08);
5874 	run_bbp_write(sc, 143, 0xa2);
5875 
5876 	run_bbp_write(sc, 31, 0x08);
5877 	run_bbp_write(sc, 68, 0x0b);
5878 	run_bbp_write(sc, 105, 0x04);
5879 }
5880 
5881 static void
5882 run_rt5390_rf_setup(struct run_softc *sc)
5883 {
5884 	uint8_t bbp, rf;
5885 
5886 	if (sc->mac_rev >= 0x0211) {
5887 		/* Enable DC filter. */
5888 		run_bbp_write(sc, 103, 0xc0);
5889 
5890 		if (sc->mac_ver != 0x5592) {
5891 			/* Improve power consumption. */
5892 			run_bbp_read(sc, 31, &bbp);
5893 			run_bbp_write(sc, 31, bbp & ~0x03);
5894 		}
5895 	}
5896 
5897 	run_bbp_read(sc, 138, &bbp);
5898 	if (sc->ntxchains == 1)
5899 		bbp |= 0x20;	/* turn off DAC1 */
5900 	if (sc->nrxchains == 1)
5901 		bbp &= ~0x02;	/* turn off ADC1 */
5902 	run_bbp_write(sc, 138, bbp);
5903 
5904 	run_rt3070_rf_read(sc, 38, &rf);
5905 	run_rt3070_rf_write(sc, 38, rf & ~RT5390_RX_LO1);
5906 
5907 	run_rt3070_rf_read(sc, 39, &rf);
5908 	run_rt3070_rf_write(sc, 39, rf & ~RT5390_RX_LO2);
5909 
5910 	/* Avoid data lost and CRC error. */
5911 	run_bbp_read(sc, 4, &bbp);
5912 	run_bbp_write(sc, 4, bbp | RT5390_MAC_IF_CTRL);
5913 
5914 	run_rt3070_rf_read(sc, 30, &rf);
5915 	rf = (rf & ~0x18) | 0x10;
5916 	run_rt3070_rf_write(sc, 30, rf);
5917 
5918 	if (sc->mac_ver != 0x5592) {
5919 		run_write(sc, RT2860_TX_SW_CFG1, 0);
5920 		if (sc->mac_rev < 0x0211) {
5921 			run_write(sc, RT2860_TX_SW_CFG2,
5922 			    sc->patch_dac ? 0x2c : 0x0f);
5923 		} else
5924 			run_write(sc, RT2860_TX_SW_CFG2, 0);
5925 	}
5926 }
5927 
5928 static int
5929 run_txrx_enable(struct run_softc *sc)
5930 {
5931 	struct ieee80211com *ic = &sc->sc_ic;
5932 	uint32_t tmp;
5933 	int error, ntries;
5934 
5935 	run_write(sc, RT2860_MAC_SYS_CTRL, RT2860_MAC_TX_EN);
5936 	for (ntries = 0; ntries < 200; ntries++) {
5937 		if ((error = run_read(sc, RT2860_WPDMA_GLO_CFG, &tmp)) != 0)
5938 			return (error);
5939 		if ((tmp & (RT2860_TX_DMA_BUSY | RT2860_RX_DMA_BUSY)) == 0)
5940 			break;
5941 		run_delay(sc, 50);
5942 	}
5943 	if (ntries == 200)
5944 		return (ETIMEDOUT);
5945 
5946 	run_delay(sc, 50);
5947 
5948 	tmp |= RT2860_RX_DMA_EN | RT2860_TX_DMA_EN | RT2860_TX_WB_DDONE;
5949 	run_write(sc, RT2860_WPDMA_GLO_CFG, tmp);
5950 
5951 	/* enable Rx bulk aggregation (set timeout and limit) */
5952 	tmp = RT2860_USB_TX_EN | RT2860_USB_RX_EN | RT2860_USB_RX_AGG_EN |
5953 	    RT2860_USB_RX_AGG_TO(128) | RT2860_USB_RX_AGG_LMT(2);
5954 	run_write(sc, RT2860_USB_DMA_CFG, tmp);
5955 
5956 	/* set Rx filter */
5957 	tmp = RT2860_DROP_CRC_ERR | RT2860_DROP_PHY_ERR;
5958 	if (ic->ic_opmode != IEEE80211_M_MONITOR) {
5959 		tmp |= RT2860_DROP_UC_NOME | RT2860_DROP_DUPL |
5960 		    RT2860_DROP_CTS | RT2860_DROP_BA | RT2860_DROP_ACK |
5961 		    RT2860_DROP_VER_ERR | RT2860_DROP_CTRL_RSV |
5962 		    RT2860_DROP_CFACK | RT2860_DROP_CFEND;
5963 		if (ic->ic_opmode == IEEE80211_M_STA)
5964 			tmp |= RT2860_DROP_RTS | RT2860_DROP_PSPOLL;
5965 	}
5966 	run_write(sc, RT2860_RX_FILTR_CFG, tmp);
5967 
5968 	run_write(sc, RT2860_MAC_SYS_CTRL,
5969 	    RT2860_MAC_RX_EN | RT2860_MAC_TX_EN);
5970 
5971 	return (0);
5972 }
5973 
5974 static void
5975 run_adjust_freq_offset(struct run_softc *sc)
5976 {
5977 	uint8_t rf, tmp;
5978 
5979 	run_rt3070_rf_read(sc, 17, &rf);
5980 	tmp = rf;
5981 	rf = (rf & ~0x7f) | (sc->freq & 0x7f);
5982 	rf = MIN(rf, 0x5f);
5983 
5984 	if (tmp != rf)
5985 		run_mcu_cmd(sc, 0x74, (tmp << 8 ) | rf);
5986 }
5987 
5988 static void
5989 run_init_locked(struct run_softc *sc)
5990 {
5991 	struct ieee80211com *ic = &sc->sc_ic;
5992 	struct ieee80211vap *vap = TAILQ_FIRST(&ic->ic_vaps);
5993 	uint32_t tmp;
5994 	uint8_t bbp1, bbp3;
5995 	int i;
5996 	int ridx;
5997 	int ntries;
5998 
5999 	if (ic->ic_nrunning > 1)
6000 		return;
6001 
6002 	run_stop(sc);
6003 
6004 	if (run_load_microcode(sc) != 0) {
6005 		device_printf(sc->sc_dev, "could not load 8051 microcode\n");
6006 		goto fail;
6007 	}
6008 
6009 	for (ntries = 0; ntries < 100; ntries++) {
6010 		if (run_read(sc, RT2860_ASIC_VER_ID, &tmp) != 0)
6011 			goto fail;
6012 		if (tmp != 0 && tmp != 0xffffffff)
6013 			break;
6014 		run_delay(sc, 10);
6015 	}
6016 	if (ntries == 100)
6017 		goto fail;
6018 
6019 	for (i = 0; i != RUN_EP_QUEUES; i++)
6020 		run_setup_tx_list(sc, &sc->sc_epq[i]);
6021 
6022 	run_set_macaddr(sc, vap ? vap->iv_myaddr : ic->ic_macaddr);
6023 
6024 	for (ntries = 0; ntries < 100; ntries++) {
6025 		if (run_read(sc, RT2860_WPDMA_GLO_CFG, &tmp) != 0)
6026 			goto fail;
6027 		if ((tmp & (RT2860_TX_DMA_BUSY | RT2860_RX_DMA_BUSY)) == 0)
6028 			break;
6029 		run_delay(sc, 10);
6030 	}
6031 	if (ntries == 100) {
6032 		device_printf(sc->sc_dev, "timeout waiting for DMA engine\n");
6033 		goto fail;
6034 	}
6035 	tmp &= 0xff0;
6036 	tmp |= RT2860_TX_WB_DDONE;
6037 	run_write(sc, RT2860_WPDMA_GLO_CFG, tmp);
6038 
6039 	/* turn off PME_OEN to solve high-current issue */
6040 	run_read(sc, RT2860_SYS_CTRL, &tmp);
6041 	run_write(sc, RT2860_SYS_CTRL, tmp & ~RT2860_PME_OEN);
6042 
6043 	run_write(sc, RT2860_MAC_SYS_CTRL,
6044 	    RT2860_BBP_HRST | RT2860_MAC_SRST);
6045 	run_write(sc, RT2860_USB_DMA_CFG, 0);
6046 
6047 	if (run_reset(sc) != 0) {
6048 		device_printf(sc->sc_dev, "could not reset chipset\n");
6049 		goto fail;
6050 	}
6051 
6052 	run_write(sc, RT2860_MAC_SYS_CTRL, 0);
6053 
6054 	/* init Tx power for all Tx rates (from EEPROM) */
6055 	for (ridx = 0; ridx < 5; ridx++) {
6056 		if (sc->txpow20mhz[ridx] == 0xffffffff)
6057 			continue;
6058 		run_write(sc, RT2860_TX_PWR_CFG(ridx), sc->txpow20mhz[ridx]);
6059 	}
6060 
6061 	for (i = 0; i < nitems(rt2870_def_mac); i++)
6062 		run_write(sc, rt2870_def_mac[i].reg, rt2870_def_mac[i].val);
6063 	run_write(sc, RT2860_WMM_AIFSN_CFG, 0x00002273);
6064 	run_write(sc, RT2860_WMM_CWMIN_CFG, 0x00002344);
6065 	run_write(sc, RT2860_WMM_CWMAX_CFG, 0x000034aa);
6066 
6067 	if (sc->mac_ver >= 0x5390) {
6068 		run_write(sc, RT2860_TX_SW_CFG0,
6069 		    4 << RT2860_DLY_PAPE_EN_SHIFT | 4);
6070 		if (sc->mac_ver >= 0x5392) {
6071 			run_write(sc, RT2860_MAX_LEN_CFG, 0x00002fff);
6072 			if (sc->mac_ver == 0x5592) {
6073 				run_write(sc, RT2860_HT_FBK_CFG1, 0xedcba980);
6074 				run_write(sc, RT2860_TXOP_HLDR_ET, 0x00000082);
6075 			} else {
6076 				run_write(sc, RT2860_HT_FBK_CFG1, 0xedcb4980);
6077 				run_write(sc, RT2860_LG_FBK_CFG0, 0xedcba322);
6078 			}
6079 		}
6080 	} else if (sc->mac_ver == 0x3593) {
6081 		run_write(sc, RT2860_TX_SW_CFG0,
6082 		    4 << RT2860_DLY_PAPE_EN_SHIFT | 2);
6083 	} else if (sc->mac_ver >= 0x3070) {
6084 		/* set delay of PA_PE assertion to 1us (unit of 0.25us) */
6085 		run_write(sc, RT2860_TX_SW_CFG0,
6086 		    4 << RT2860_DLY_PAPE_EN_SHIFT);
6087 	}
6088 
6089 	/* wait while MAC is busy */
6090 	for (ntries = 0; ntries < 100; ntries++) {
6091 		if (run_read(sc, RT2860_MAC_STATUS_REG, &tmp) != 0)
6092 			goto fail;
6093 		if (!(tmp & (RT2860_RX_STATUS_BUSY | RT2860_TX_STATUS_BUSY)))
6094 			break;
6095 		run_delay(sc, 10);
6096 	}
6097 	if (ntries == 100)
6098 		goto fail;
6099 
6100 	/* clear Host to MCU mailbox */
6101 	run_write(sc, RT2860_H2M_BBPAGENT, 0);
6102 	run_write(sc, RT2860_H2M_MAILBOX, 0);
6103 	run_delay(sc, 10);
6104 
6105 	if (run_bbp_init(sc) != 0) {
6106 		device_printf(sc->sc_dev, "could not initialize BBP\n");
6107 		goto fail;
6108 	}
6109 
6110 	/* abort TSF synchronization */
6111 	run_read(sc, RT2860_BCN_TIME_CFG, &tmp);
6112 	tmp &= ~(RT2860_BCN_TX_EN | RT2860_TSF_TIMER_EN |
6113 	    RT2860_TBTT_TIMER_EN);
6114 	run_write(sc, RT2860_BCN_TIME_CFG, tmp);
6115 
6116 	/* clear RX WCID search table */
6117 	run_set_region_4(sc, RT2860_WCID_ENTRY(0), 0, 512);
6118 	/* clear WCID attribute table */
6119 	run_set_region_4(sc, RT2860_WCID_ATTR(0), 0, 8 * 32);
6120 
6121 	/* hostapd sets a key before init. So, don't clear it. */
6122 	if (sc->cmdq_key_set != RUN_CMDQ_GO) {
6123 		/* clear shared key table */
6124 		run_set_region_4(sc, RT2860_SKEY(0, 0), 0, 8 * 32);
6125 		/* clear shared key mode */
6126 		run_set_region_4(sc, RT2860_SKEY_MODE_0_7, 0, 4);
6127 	}
6128 
6129 	run_read(sc, RT2860_US_CYC_CNT, &tmp);
6130 	tmp = (tmp & ~0xff) | 0x1e;
6131 	run_write(sc, RT2860_US_CYC_CNT, tmp);
6132 
6133 	if (sc->mac_rev != 0x0101)
6134 		run_write(sc, RT2860_TXOP_CTRL_CFG, 0x0000583f);
6135 
6136 	run_write(sc, RT2860_WMM_TXOP0_CFG, 0);
6137 	run_write(sc, RT2860_WMM_TXOP1_CFG, 48 << 16 | 96);
6138 
6139 	/* write vendor-specific BBP values (from EEPROM) */
6140 	if (sc->mac_ver < 0x3593) {
6141 		for (i = 0; i < 10; i++) {
6142 			if (sc->bbp[i].reg == 0 || sc->bbp[i].reg == 0xff)
6143 				continue;
6144 			run_bbp_write(sc, sc->bbp[i].reg, sc->bbp[i].val);
6145 		}
6146 	}
6147 
6148 	/* select Main antenna for 1T1R devices */
6149 	if (sc->rf_rev == RT3070_RF_3020 || sc->rf_rev == RT5390_RF_5370)
6150 		run_set_rx_antenna(sc, 0);
6151 
6152 	/* send LEDs operating mode to microcontroller */
6153 	(void)run_mcu_cmd(sc, RT2860_MCU_CMD_LED1, sc->led[0]);
6154 	(void)run_mcu_cmd(sc, RT2860_MCU_CMD_LED2, sc->led[1]);
6155 	(void)run_mcu_cmd(sc, RT2860_MCU_CMD_LED3, sc->led[2]);
6156 
6157 	if (sc->mac_ver >= 0x5390)
6158 		run_rt5390_rf_init(sc);
6159 	else if (sc->mac_ver == 0x3593)
6160 		run_rt3593_rf_init(sc);
6161 	else if (sc->mac_ver >= 0x3070)
6162 		run_rt3070_rf_init(sc);
6163 
6164 	/* disable non-existing Rx chains */
6165 	run_bbp_read(sc, 3, &bbp3);
6166 	bbp3 &= ~(1 << 3 | 1 << 4);
6167 	if (sc->nrxchains == 2)
6168 		bbp3 |= 1 << 3;
6169 	else if (sc->nrxchains == 3)
6170 		bbp3 |= 1 << 4;
6171 	run_bbp_write(sc, 3, bbp3);
6172 
6173 	/* disable non-existing Tx chains */
6174 	run_bbp_read(sc, 1, &bbp1);
6175 	if (sc->ntxchains == 1)
6176 		bbp1 &= ~(1 << 3 | 1 << 4);
6177 	run_bbp_write(sc, 1, bbp1);
6178 
6179 	if (sc->mac_ver >= 0x5390)
6180 		run_rt5390_rf_setup(sc);
6181 	else if (sc->mac_ver == 0x3593)
6182 		run_rt3593_rf_setup(sc);
6183 	else if (sc->mac_ver >= 0x3070)
6184 		run_rt3070_rf_setup(sc);
6185 
6186 	/* select default channel */
6187 	run_set_chan(sc, ic->ic_curchan);
6188 
6189 	/* setup initial protection mode */
6190 	run_updateprot_cb(ic);
6191 
6192 	/* turn radio LED on */
6193 	run_set_leds(sc, RT2860_LED_RADIO);
6194 
6195 	sc->sc_flags |= RUN_RUNNING;
6196 	sc->cmdq_run = RUN_CMDQ_GO;
6197 
6198 	for (i = 0; i != RUN_N_XFER; i++)
6199 		usbd_xfer_set_stall(sc->sc_xfer[i]);
6200 
6201 	usbd_transfer_start(sc->sc_xfer[RUN_BULK_RX]);
6202 
6203 	if (run_txrx_enable(sc) != 0)
6204 		goto fail;
6205 
6206 	return;
6207 
6208 fail:
6209 	run_stop(sc);
6210 }
6211 
6212 static void
6213 run_stop(void *arg)
6214 {
6215 	struct run_softc *sc = (struct run_softc *)arg;
6216 	uint32_t tmp;
6217 	int i;
6218 	int ntries;
6219 
6220 	RUN_LOCK_ASSERT(sc, MA_OWNED);
6221 
6222 	if (sc->sc_flags & RUN_RUNNING)
6223 		run_set_leds(sc, 0);	/* turn all LEDs off */
6224 
6225 	sc->sc_flags &= ~RUN_RUNNING;
6226 
6227 	sc->ratectl_run = RUN_RATECTL_OFF;
6228 	sc->cmdq_run = sc->cmdq_key_set;
6229 
6230 	RUN_UNLOCK(sc);
6231 
6232 	for(i = 0; i < RUN_N_XFER; i++)
6233 		usbd_transfer_drain(sc->sc_xfer[i]);
6234 
6235 	RUN_LOCK(sc);
6236 
6237 	run_drain_mbufq(sc);
6238 
6239 	if (sc->rx_m != NULL) {
6240 		m_free(sc->rx_m);
6241 		sc->rx_m = NULL;
6242 	}
6243 
6244 	/* Disable Tx/Rx DMA. */
6245 	if (run_read(sc, RT2860_WPDMA_GLO_CFG, &tmp) != 0)
6246 		return;
6247 	tmp &= ~(RT2860_RX_DMA_EN | RT2860_TX_DMA_EN);
6248 	run_write(sc, RT2860_WPDMA_GLO_CFG, tmp);
6249 
6250 	for (ntries = 0; ntries < 100; ntries++) {
6251 		if (run_read(sc, RT2860_WPDMA_GLO_CFG, &tmp) != 0)
6252 			return;
6253 		if ((tmp & (RT2860_TX_DMA_BUSY | RT2860_RX_DMA_BUSY)) == 0)
6254 				break;
6255 		run_delay(sc, 10);
6256 	}
6257 	if (ntries == 100) {
6258 		device_printf(sc->sc_dev, "timeout waiting for DMA engine\n");
6259 		return;
6260 	}
6261 
6262 	/* disable Tx/Rx */
6263 	run_read(sc, RT2860_MAC_SYS_CTRL, &tmp);
6264 	tmp &= ~(RT2860_MAC_RX_EN | RT2860_MAC_TX_EN);
6265 	run_write(sc, RT2860_MAC_SYS_CTRL, tmp);
6266 
6267 	/* wait for pending Tx to complete */
6268 	for (ntries = 0; ntries < 100; ntries++) {
6269 		if (run_read(sc, RT2860_TXRXQ_PCNT, &tmp) != 0) {
6270 			RUN_DPRINTF(sc, RUN_DEBUG_XMIT | RUN_DEBUG_RESET,
6271 			    "Cannot read Tx queue count\n");
6272 			break;
6273 		}
6274 		if ((tmp & RT2860_TX2Q_PCNT_MASK) == 0) {
6275 			RUN_DPRINTF(sc, RUN_DEBUG_XMIT | RUN_DEBUG_RESET,
6276 			    "All Tx cleared\n");
6277 			break;
6278 		}
6279 		run_delay(sc, 10);
6280 	}
6281 	if (ntries >= 100)
6282 		RUN_DPRINTF(sc, RUN_DEBUG_XMIT | RUN_DEBUG_RESET,
6283 		    "There are still pending Tx\n");
6284 	run_delay(sc, 10);
6285 	run_write(sc, RT2860_USB_DMA_CFG, 0);
6286 
6287 	run_write(sc, RT2860_MAC_SYS_CTRL, RT2860_BBP_HRST | RT2860_MAC_SRST);
6288 	run_write(sc, RT2860_MAC_SYS_CTRL, 0);
6289 
6290 	for (i = 0; i != RUN_EP_QUEUES; i++)
6291 		run_unsetup_tx_list(sc, &sc->sc_epq[i]);
6292 }
6293 
6294 static void
6295 run_delay(struct run_softc *sc, u_int ms)
6296 {
6297 	usb_pause_mtx(mtx_owned(&sc->sc_mtx) ?
6298 	    &sc->sc_mtx : NULL, USB_MS_TO_TICKS(ms));
6299 }
6300 
6301 static device_method_t run_methods[] = {
6302 	/* Device interface */
6303 	DEVMETHOD(device_probe,		run_match),
6304 	DEVMETHOD(device_attach,	run_attach),
6305 	DEVMETHOD(device_detach,	run_detach),
6306 	DEVMETHOD_END
6307 };
6308 
6309 static driver_t run_driver = {
6310 	.name = "run",
6311 	.methods = run_methods,
6312 	.size = sizeof(struct run_softc)
6313 };
6314 
6315 static devclass_t run_devclass;
6316 
6317 DRIVER_MODULE(run, uhub, run_driver, run_devclass, run_driver_loaded, NULL);
6318 MODULE_DEPEND(run, wlan, 1, 1, 1);
6319 MODULE_DEPEND(run, usb, 1, 1, 1);
6320 MODULE_DEPEND(run, firmware, 1, 1, 1);
6321 MODULE_VERSION(run, 1);
6322 USB_PNP_HOST_INFO(run_devs);
6323