xref: /freebsd/sys/dev/usb/wlan/if_run.c (revision d8b878873e7aa8df1972cc6a642804b17eb61087)
1 /*	$FreeBSD$	*/
2 
3 /*-
4  * Copyright (c) 2008,2010 Damien Bergamini <damien.bergamini@free.fr>
5  * ported to FreeBSD by Akinori Furukoshi <moonlightakkiy@yahoo.ca>
6  * USB Consulting, Hans Petter Selasky <hselasky@freebsd.org>
7  *
8  * Permission to use, copy, modify, and distribute this software for any
9  * purpose with or without fee is hereby granted, provided that the above
10  * copyright notice and this permission notice appear in all copies.
11  *
12  * THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL WARRANTIES
13  * WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF
14  * MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR
15  * ANY SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES
16  * WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN
17  * ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF
18  * OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE.
19  */
20 
21 #include <sys/cdefs.h>
22 __FBSDID("$FreeBSD$");
23 
24 /*-
25  * Ralink Technology RT2700U/RT2800U/RT3000U chipset driver.
26  * http://www.ralinktech.com/
27  */
28 
29 #include <sys/param.h>
30 #include <sys/sockio.h>
31 #include <sys/sysctl.h>
32 #include <sys/lock.h>
33 #include <sys/mutex.h>
34 #include <sys/mbuf.h>
35 #include <sys/kernel.h>
36 #include <sys/socket.h>
37 #include <sys/systm.h>
38 #include <sys/malloc.h>
39 #include <sys/module.h>
40 #include <sys/bus.h>
41 #include <sys/endian.h>
42 #include <sys/systm.h>
43 #include <sys/linker.h>
44 #include <sys/firmware.h>
45 #include <sys/kdb.h>
46 
47 #include <machine/bus.h>
48 #include <machine/resource.h>
49 #include <sys/rman.h>
50 
51 #include <net/bpf.h>
52 #include <net/if.h>
53 #include <net/if_arp.h>
54 #include <net/ethernet.h>
55 #include <net/if_dl.h>
56 #include <net/if_media.h>
57 #include <net/if_types.h>
58 
59 #include <netinet/in.h>
60 #include <netinet/in_systm.h>
61 #include <netinet/in_var.h>
62 #include <netinet/if_ether.h>
63 #include <netinet/ip.h>
64 
65 #include <net80211/ieee80211_var.h>
66 #include <net80211/ieee80211_regdomain.h>
67 #include <net80211/ieee80211_radiotap.h>
68 #include <net80211/ieee80211_ratectl.h>
69 
70 #include <dev/usb/usb.h>
71 #include <dev/usb/usbdi.h>
72 #include "usbdevs.h"
73 
74 #define USB_DEBUG_VAR run_debug
75 #include <dev/usb/usb_debug.h>
76 
77 #include "if_runreg.h"		/* shared with ral(4) */
78 #include "if_runvar.h"
79 
80 #define nitems(_a)      (sizeof((_a)) / sizeof((_a)[0]))
81 
82 #ifdef	USB_DEBUG
83 #define RUN_DEBUG
84 #endif
85 
86 #ifdef	RUN_DEBUG
87 int run_debug = 0;
88 SYSCTL_NODE(_hw_usb, OID_AUTO, run, CTLFLAG_RW, 0, "USB run");
89 SYSCTL_INT(_hw_usb_run, OID_AUTO, debug, CTLFLAG_RW, &run_debug, 0,
90     "run debug level");
91 #endif
92 
93 #define IEEE80211_HAS_ADDR4(wh) \
94 	(((wh)->i_fc[1] & IEEE80211_FC1_DIR_MASK) == IEEE80211_FC1_DIR_DSTODS)
95 
96 static const struct usb_device_id run_devs[] = {
97     { USB_VP(USB_VENDOR_ABOCOM,		USB_PRODUCT_ABOCOM_RT2770) },
98     { USB_VP(USB_VENDOR_ABOCOM,		USB_PRODUCT_ABOCOM_RT2870) },
99     { USB_VP(USB_VENDOR_ABOCOM,		USB_PRODUCT_ABOCOM_RT3070) },
100     { USB_VP(USB_VENDOR_ABOCOM,		USB_PRODUCT_ABOCOM_RT3071) },
101     { USB_VP(USB_VENDOR_ABOCOM,		USB_PRODUCT_ABOCOM_RT3072) },
102     { USB_VP(USB_VENDOR_ABOCOM2,	USB_PRODUCT_ABOCOM2_RT2870_1) },
103     { USB_VP(USB_VENDOR_ACCTON,		USB_PRODUCT_ACCTON_RT2770) },
104     { USB_VP(USB_VENDOR_ACCTON,		USB_PRODUCT_ACCTON_RT2870_1) },
105     { USB_VP(USB_VENDOR_ACCTON,		USB_PRODUCT_ACCTON_RT2870_2) },
106     { USB_VP(USB_VENDOR_ACCTON,		USB_PRODUCT_ACCTON_RT2870_3) },
107     { USB_VP(USB_VENDOR_ACCTON,		USB_PRODUCT_ACCTON_RT2870_4) },
108     { USB_VP(USB_VENDOR_ACCTON,		USB_PRODUCT_ACCTON_RT2870_5) },
109     { USB_VP(USB_VENDOR_ACCTON,		USB_PRODUCT_ACCTON_RT3070) },
110     { USB_VP(USB_VENDOR_ACCTON,		USB_PRODUCT_ACCTON_RT3070_1) },
111     { USB_VP(USB_VENDOR_ACCTON,		USB_PRODUCT_ACCTON_RT3070_2) },
112     { USB_VP(USB_VENDOR_ACCTON,		USB_PRODUCT_ACCTON_RT3070_3) },
113     { USB_VP(USB_VENDOR_ACCTON,		USB_PRODUCT_ACCTON_RT3070_4) },
114     { USB_VP(USB_VENDOR_ACCTON,		USB_PRODUCT_ACCTON_RT3070_5) },
115     { USB_VP(USB_VENDOR_AIRTIES,	USB_PRODUCT_AIRTIES_RT3070) },
116     { USB_VP(USB_VENDOR_ALLWIN,		USB_PRODUCT_ALLWIN_RT2070) },
117     { USB_VP(USB_VENDOR_ALLWIN,		USB_PRODUCT_ALLWIN_RT2770) },
118     { USB_VP(USB_VENDOR_ALLWIN,		USB_PRODUCT_ALLWIN_RT2870) },
119     { USB_VP(USB_VENDOR_ALLWIN,		USB_PRODUCT_ALLWIN_RT3070) },
120     { USB_VP(USB_VENDOR_ALLWIN,		USB_PRODUCT_ALLWIN_RT3071) },
121     { USB_VP(USB_VENDOR_ALLWIN,		USB_PRODUCT_ALLWIN_RT3072) },
122     { USB_VP(USB_VENDOR_ALLWIN,		USB_PRODUCT_ALLWIN_RT3572) },
123     { USB_VP(USB_VENDOR_AMIGO,		USB_PRODUCT_AMIGO_RT2870_1) },
124     { USB_VP(USB_VENDOR_AMIGO,		USB_PRODUCT_AMIGO_RT2870_2) },
125     { USB_VP(USB_VENDOR_AMIT,		USB_PRODUCT_AMIT_CGWLUSB2GNR) },
126     { USB_VP(USB_VENDOR_AMIT,		USB_PRODUCT_AMIT_RT2870_1) },
127     { USB_VP(USB_VENDOR_AMIT2,		USB_PRODUCT_AMIT2_RT2870) },
128     { USB_VP(USB_VENDOR_ASUS,		USB_PRODUCT_ASUS_RT2870_1) },
129     { USB_VP(USB_VENDOR_ASUS,		USB_PRODUCT_ASUS_RT2870_2) },
130     { USB_VP(USB_VENDOR_ASUS,		USB_PRODUCT_ASUS_RT2870_3) },
131     { USB_VP(USB_VENDOR_ASUS,		USB_PRODUCT_ASUS_RT2870_4) },
132     { USB_VP(USB_VENDOR_ASUS,		USB_PRODUCT_ASUS_RT2870_5) },
133     { USB_VP(USB_VENDOR_ASUS,		USB_PRODUCT_ASUS_USBN13) },
134     { USB_VP(USB_VENDOR_ASUS,		USB_PRODUCT_ASUS_RT3070_1) },
135     { USB_VP(USB_VENDOR_ASUS2,		USB_PRODUCT_ASUS2_USBN11) },
136     { USB_VP(USB_VENDOR_AZUREWAVE,	USB_PRODUCT_AZUREWAVE_RT2870_1) },
137     { USB_VP(USB_VENDOR_AZUREWAVE,	USB_PRODUCT_AZUREWAVE_RT2870_2) },
138     { USB_VP(USB_VENDOR_AZUREWAVE,	USB_PRODUCT_AZUREWAVE_RT3070_1) },
139     { USB_VP(USB_VENDOR_AZUREWAVE,	USB_PRODUCT_AZUREWAVE_RT3070_2) },
140     { USB_VP(USB_VENDOR_AZUREWAVE,	USB_PRODUCT_AZUREWAVE_RT3070_3) },
141     { USB_VP(USB_VENDOR_BELKIN,		USB_PRODUCT_BELKIN_F5D8053V3) },
142     { USB_VP(USB_VENDOR_BELKIN,		USB_PRODUCT_BELKIN_F5D8055) },
143     { USB_VP(USB_VENDOR_BELKIN,		USB_PRODUCT_BELKIN_F6D4050V1) },
144     { USB_VP(USB_VENDOR_BELKIN,		USB_PRODUCT_BELKIN_RT2870_1) },
145     { USB_VP(USB_VENDOR_BELKIN,		USB_PRODUCT_BELKIN_RT2870_2) },
146     { USB_VP(USB_VENDOR_CISCOLINKSYS2,	USB_PRODUCT_CISCOLINKSYS2_RT3070) },
147     { USB_VP(USB_VENDOR_CISCOLINKSYS3,	USB_PRODUCT_CISCOLINKSYS2_RT3070) },
148     { USB_VP(USB_VENDOR_CONCEPTRONIC2,	USB_PRODUCT_CONCEPTRONIC2_RT2870_1) },
149     { USB_VP(USB_VENDOR_CONCEPTRONIC2,	USB_PRODUCT_CONCEPTRONIC2_RT2870_2) },
150     { USB_VP(USB_VENDOR_CONCEPTRONIC2,	USB_PRODUCT_CONCEPTRONIC2_RT2870_3) },
151     { USB_VP(USB_VENDOR_CONCEPTRONIC2,	USB_PRODUCT_CONCEPTRONIC2_RT2870_4) },
152     { USB_VP(USB_VENDOR_CONCEPTRONIC2,	USB_PRODUCT_CONCEPTRONIC2_RT2870_5) },
153     { USB_VP(USB_VENDOR_CONCEPTRONIC2,	USB_PRODUCT_CONCEPTRONIC2_RT2870_6) },
154     { USB_VP(USB_VENDOR_CONCEPTRONIC2,	USB_PRODUCT_CONCEPTRONIC2_RT2870_7) },
155     { USB_VP(USB_VENDOR_CONCEPTRONIC2,	USB_PRODUCT_CONCEPTRONIC2_RT2870_8) },
156     { USB_VP(USB_VENDOR_CONCEPTRONIC2,	USB_PRODUCT_CONCEPTRONIC2_RT3070_1) },
157     { USB_VP(USB_VENDOR_CONCEPTRONIC2,	USB_PRODUCT_CONCEPTRONIC2_RT3070_2) },
158     { USB_VP(USB_VENDOR_CONCEPTRONIC2,	USB_PRODUCT_CONCEPTRONIC2_VIGORN61) },
159     { USB_VP(USB_VENDOR_COREGA,		USB_PRODUCT_COREGA_CGWLUSB300GNM) },
160     { USB_VP(USB_VENDOR_COREGA,		USB_PRODUCT_COREGA_RT2870_1) },
161     { USB_VP(USB_VENDOR_COREGA,		USB_PRODUCT_COREGA_RT2870_2) },
162     { USB_VP(USB_VENDOR_COREGA,		USB_PRODUCT_COREGA_RT2870_3) },
163     { USB_VP(USB_VENDOR_COREGA,		USB_PRODUCT_COREGA_RT3070) },
164     { USB_VP(USB_VENDOR_CYBERTAN,	USB_PRODUCT_CYBERTAN_RT2870) },
165     { USB_VP(USB_VENDOR_DLINK,		USB_PRODUCT_DLINK_RT2870) },
166     { USB_VP(USB_VENDOR_DLINK,		USB_PRODUCT_DLINK_RT3072) },
167     { USB_VP(USB_VENDOR_DLINK2,		USB_PRODUCT_DLINK2_DWA130) },
168     { USB_VP(USB_VENDOR_DLINK2,		USB_PRODUCT_DLINK2_RT2870_1) },
169     { USB_VP(USB_VENDOR_DLINK2,		USB_PRODUCT_DLINK2_RT2870_2) },
170     { USB_VP(USB_VENDOR_DLINK2,		USB_PRODUCT_DLINK2_RT3070_1) },
171     { USB_VP(USB_VENDOR_DLINK2,		USB_PRODUCT_DLINK2_RT3070_2) },
172     { USB_VP(USB_VENDOR_DLINK2,		USB_PRODUCT_DLINK2_RT3070_3) },
173     { USB_VP(USB_VENDOR_DLINK2,		USB_PRODUCT_DLINK2_RT3070_4) },
174     { USB_VP(USB_VENDOR_DLINK2,		USB_PRODUCT_DLINK2_RT3070_5) },
175     { USB_VP(USB_VENDOR_DLINK2,		USB_PRODUCT_DLINK2_RT3072) },
176     { USB_VP(USB_VENDOR_DLINK2,		USB_PRODUCT_DLINK2_RT3072_1) },
177     { USB_VP(USB_VENDOR_EDIMAX,		USB_PRODUCT_EDIMAX_EW7717) },
178     { USB_VP(USB_VENDOR_EDIMAX,		USB_PRODUCT_EDIMAX_EW7718) },
179     { USB_VP(USB_VENDOR_EDIMAX,		USB_PRODUCT_EDIMAX_RT2870_1) },
180     { USB_VP(USB_VENDOR_ENCORE,		USB_PRODUCT_ENCORE_RT3070_1) },
181     { USB_VP(USB_VENDOR_ENCORE,		USB_PRODUCT_ENCORE_RT3070_2) },
182     { USB_VP(USB_VENDOR_ENCORE,		USB_PRODUCT_ENCORE_RT3070_3) },
183     { USB_VP(USB_VENDOR_GIGABYTE,	USB_PRODUCT_GIGABYTE_GNWB31N) },
184     { USB_VP(USB_VENDOR_GIGABYTE,	USB_PRODUCT_GIGABYTE_GNWB32L) },
185     { USB_VP(USB_VENDOR_GIGABYTE,	USB_PRODUCT_GIGABYTE_RT2870_1) },
186     { USB_VP(USB_VENDOR_GIGASET,	USB_PRODUCT_GIGASET_RT3070_1) },
187     { USB_VP(USB_VENDOR_GIGASET,	USB_PRODUCT_GIGASET_RT3070_2) },
188     { USB_VP(USB_VENDOR_GUILLEMOT,	USB_PRODUCT_GUILLEMOT_HWNU300) },
189     { USB_VP(USB_VENDOR_HAWKING,	USB_PRODUCT_HAWKING_HWUN2) },
190     { USB_VP(USB_VENDOR_HAWKING,	USB_PRODUCT_HAWKING_RT2870_1) },
191     { USB_VP(USB_VENDOR_HAWKING,	USB_PRODUCT_HAWKING_RT2870_2) },
192     { USB_VP(USB_VENDOR_HAWKING,	USB_PRODUCT_HAWKING_RT3070) },
193     { USB_VP(USB_VENDOR_IODATA,		USB_PRODUCT_IODATA_RT3072_1) },
194     { USB_VP(USB_VENDOR_IODATA,		USB_PRODUCT_IODATA_RT3072_2) },
195     { USB_VP(USB_VENDOR_IODATA,		USB_PRODUCT_IODATA_RT3072_3) },
196     { USB_VP(USB_VENDOR_IODATA,		USB_PRODUCT_IODATA_RT3072_4) },
197     { USB_VP(USB_VENDOR_LINKSYS4,	USB_PRODUCT_LINKSYS4_RT3070) },
198     { USB_VP(USB_VENDOR_LINKSYS4,	USB_PRODUCT_LINKSYS4_WUSB100) },
199     { USB_VP(USB_VENDOR_LINKSYS4,	USB_PRODUCT_LINKSYS4_WUSB54GCV3) },
200     { USB_VP(USB_VENDOR_LINKSYS4,	USB_PRODUCT_LINKSYS4_WUSB600N) },
201     { USB_VP(USB_VENDOR_LINKSYS4,	USB_PRODUCT_LINKSYS4_WUSB600NV2) },
202     { USB_VP(USB_VENDOR_LOGITEC,	USB_PRODUCT_LOGITEC_RT2870_1) },
203     { USB_VP(USB_VENDOR_LOGITEC,	USB_PRODUCT_LOGITEC_RT2870_2) },
204     { USB_VP(USB_VENDOR_LOGITEC,	USB_PRODUCT_LOGITEC_RT2870_3) },
205     { USB_VP(USB_VENDOR_MELCO,		USB_PRODUCT_MELCO_RT2870_1) },
206     { USB_VP(USB_VENDOR_MELCO,		USB_PRODUCT_MELCO_RT2870_2) },
207     { USB_VP(USB_VENDOR_MELCO,		USB_PRODUCT_MELCO_WLIUCAG300N) },
208     { USB_VP(USB_VENDOR_MELCO,		USB_PRODUCT_MELCO_WLIUCG300N) },
209     { USB_VP(USB_VENDOR_MELCO,		USB_PRODUCT_MELCO_WLIUCGN) },
210     { USB_VP(USB_VENDOR_MOTOROLA4,	USB_PRODUCT_MOTOROLA4_RT2770) },
211     { USB_VP(USB_VENDOR_MOTOROLA4,	USB_PRODUCT_MOTOROLA4_RT3070) },
212     { USB_VP(USB_VENDOR_MSI,		USB_PRODUCT_MSI_RT3070_1) },
213     { USB_VP(USB_VENDOR_MSI,		USB_PRODUCT_MSI_RT3070_2) },
214     { USB_VP(USB_VENDOR_MSI,		USB_PRODUCT_MSI_RT3070_3) },
215     { USB_VP(USB_VENDOR_MSI,		USB_PRODUCT_MSI_RT3070_4) },
216     { USB_VP(USB_VENDOR_MSI,		USB_PRODUCT_MSI_RT3070_5) },
217     { USB_VP(USB_VENDOR_MSI,		USB_PRODUCT_MSI_RT3070_6) },
218     { USB_VP(USB_VENDOR_MSI,		USB_PRODUCT_MSI_RT3070_7) },
219     { USB_VP(USB_VENDOR_MSI,		USB_PRODUCT_MSI_RT3070_8) },
220     { USB_VP(USB_VENDOR_MSI,		USB_PRODUCT_MSI_RT3070_9) },
221     { USB_VP(USB_VENDOR_MSI,		USB_PRODUCT_MSI_RT3070_10) },
222     { USB_VP(USB_VENDOR_MSI,		USB_PRODUCT_MSI_RT3070_11) },
223     { USB_VP(USB_VENDOR_OVISLINK,	USB_PRODUCT_OVISLINK_RT3072) },
224     { USB_VP(USB_VENDOR_PARA,		USB_PRODUCT_PARA_RT3070) },
225     { USB_VP(USB_VENDOR_PEGATRON,	USB_PRODUCT_PEGATRON_RT2870) },
226     { USB_VP(USB_VENDOR_PEGATRON,	USB_PRODUCT_PEGATRON_RT3070) },
227     { USB_VP(USB_VENDOR_PEGATRON,	USB_PRODUCT_PEGATRON_RT3070_2) },
228     { USB_VP(USB_VENDOR_PEGATRON,	USB_PRODUCT_PEGATRON_RT3070_3) },
229     { USB_VP(USB_VENDOR_PHILIPS,	USB_PRODUCT_PHILIPS_RT2870) },
230     { USB_VP(USB_VENDOR_PLANEX2,	USB_PRODUCT_PLANEX2_GWUS300MINIS) },
231     { USB_VP(USB_VENDOR_PLANEX2,	USB_PRODUCT_PLANEX2_GWUSMICRON) },
232     { USB_VP(USB_VENDOR_PLANEX2,	USB_PRODUCT_PLANEX2_RT2870) },
233     { USB_VP(USB_VENDOR_PLANEX2,	USB_PRODUCT_PLANEX2_RT3070) },
234     { USB_VP(USB_VENDOR_QCOM,		USB_PRODUCT_QCOM_RT2870) },
235     { USB_VP(USB_VENDOR_QUANTA,		USB_PRODUCT_QUANTA_RT3070) },
236     { USB_VP(USB_VENDOR_RALINK,		USB_PRODUCT_RALINK_RT2070) },
237     { USB_VP(USB_VENDOR_RALINK,		USB_PRODUCT_RALINK_RT2770) },
238     { USB_VP(USB_VENDOR_RALINK,		USB_PRODUCT_RALINK_RT2870) },
239     { USB_VP(USB_VENDOR_RALINK,		USB_PRODUCT_RALINK_RT3070) },
240     { USB_VP(USB_VENDOR_RALINK,		USB_PRODUCT_RALINK_RT3071) },
241     { USB_VP(USB_VENDOR_RALINK,		USB_PRODUCT_RALINK_RT3072) },
242     { USB_VP(USB_VENDOR_RALINK,		USB_PRODUCT_RALINK_RT3370) },
243     { USB_VP(USB_VENDOR_RALINK,		USB_PRODUCT_RALINK_RT3572) },
244     { USB_VP(USB_VENDOR_RALINK,		USB_PRODUCT_RALINK_RT8070) },
245     { USB_VP(USB_VENDOR_SAMSUNG2,	USB_PRODUCT_SAMSUNG2_RT2870_1) },
246     { USB_VP(USB_VENDOR_SENAO,		USB_PRODUCT_SENAO_RT2870_1) },
247     { USB_VP(USB_VENDOR_SENAO,		USB_PRODUCT_SENAO_RT2870_2) },
248     { USB_VP(USB_VENDOR_SENAO,		USB_PRODUCT_SENAO_RT2870_3) },
249     { USB_VP(USB_VENDOR_SENAO,		USB_PRODUCT_SENAO_RT2870_4) },
250     { USB_VP(USB_VENDOR_SENAO,		USB_PRODUCT_SENAO_RT3070) },
251     { USB_VP(USB_VENDOR_SENAO,		USB_PRODUCT_SENAO_RT3071) },
252     { USB_VP(USB_VENDOR_SENAO,		USB_PRODUCT_SENAO_RT3072_1) },
253     { USB_VP(USB_VENDOR_SENAO,		USB_PRODUCT_SENAO_RT3072_2) },
254     { USB_VP(USB_VENDOR_SENAO,		USB_PRODUCT_SENAO_RT3072_3) },
255     { USB_VP(USB_VENDOR_SENAO,		USB_PRODUCT_SENAO_RT3072_4) },
256     { USB_VP(USB_VENDOR_SENAO,		USB_PRODUCT_SENAO_RT3072_5) },
257     { USB_VP(USB_VENDOR_SITECOMEU,	USB_PRODUCT_SITECOMEU_RT2770) },
258     { USB_VP(USB_VENDOR_SITECOMEU,	USB_PRODUCT_SITECOMEU_RT2870_1) },
259     { USB_VP(USB_VENDOR_SITECOMEU,	USB_PRODUCT_SITECOMEU_RT2870_2) },
260     { USB_VP(USB_VENDOR_SITECOMEU,	USB_PRODUCT_SITECOMEU_RT2870_3) },
261     { USB_VP(USB_VENDOR_SITECOMEU,	USB_PRODUCT_SITECOMEU_RT2870_4) },
262     { USB_VP(USB_VENDOR_SITECOMEU,	USB_PRODUCT_SITECOMEU_RT3070) },
263     { USB_VP(USB_VENDOR_SITECOMEU,	USB_PRODUCT_SITECOMEU_RT3070_2) },
264     { USB_VP(USB_VENDOR_SITECOMEU,	USB_PRODUCT_SITECOMEU_RT3070_3) },
265     { USB_VP(USB_VENDOR_SITECOMEU,	USB_PRODUCT_SITECOMEU_RT3070_4) },
266     { USB_VP(USB_VENDOR_SITECOMEU,	USB_PRODUCT_SITECOMEU_RT3071) },
267     { USB_VP(USB_VENDOR_SITECOMEU,	USB_PRODUCT_SITECOMEU_RT3072_1) },
268     { USB_VP(USB_VENDOR_SITECOMEU,	USB_PRODUCT_SITECOMEU_RT3072_2) },
269     { USB_VP(USB_VENDOR_SITECOMEU,	USB_PRODUCT_SITECOMEU_RT3072_3) },
270     { USB_VP(USB_VENDOR_SITECOMEU,	USB_PRODUCT_SITECOMEU_RT3072_4) },
271     { USB_VP(USB_VENDOR_SITECOMEU,	USB_PRODUCT_SITECOMEU_RT3072_5) },
272     { USB_VP(USB_VENDOR_SITECOMEU,	USB_PRODUCT_SITECOMEU_RT3072_6) },
273     { USB_VP(USB_VENDOR_SITECOMEU,	USB_PRODUCT_SITECOMEU_WL608) },
274     { USB_VP(USB_VENDOR_SPARKLAN,	USB_PRODUCT_SPARKLAN_RT2870_1) },
275     { USB_VP(USB_VENDOR_SPARKLAN,	USB_PRODUCT_SPARKLAN_RT3070) },
276     { USB_VP(USB_VENDOR_SWEEX2,		USB_PRODUCT_SWEEX2_LW153) },
277     { USB_VP(USB_VENDOR_SWEEX2,		USB_PRODUCT_SWEEX2_LW303) },
278     { USB_VP(USB_VENDOR_SWEEX2,		USB_PRODUCT_SWEEX2_LW313) },
279     { USB_VP(USB_VENDOR_TOSHIBA,	USB_PRODUCT_TOSHIBA_RT3070) },
280     { USB_VP(USB_VENDOR_UMEDIA,		USB_PRODUCT_UMEDIA_RT2870_1) },
281     { USB_VP(USB_VENDOR_ZCOM,		USB_PRODUCT_ZCOM_RT2870_1) },
282     { USB_VP(USB_VENDOR_ZCOM,		USB_PRODUCT_ZCOM_RT2870_2) },
283     { USB_VP(USB_VENDOR_ZINWELL,	USB_PRODUCT_ZINWELL_RT2870_1) },
284     { USB_VP(USB_VENDOR_ZINWELL,	USB_PRODUCT_ZINWELL_RT2870_2) },
285     { USB_VP(USB_VENDOR_ZINWELL,	USB_PRODUCT_ZINWELL_RT3070) },
286     { USB_VP(USB_VENDOR_ZINWELL,	USB_PRODUCT_ZINWELL_RT3072_1) },
287     { USB_VP(USB_VENDOR_ZINWELL,	USB_PRODUCT_ZINWELL_RT3072_2) },
288     { USB_VP(USB_VENDOR_ZYXEL,		USB_PRODUCT_ZYXEL_RT2870_1) },
289     { USB_VP(USB_VENDOR_ZYXEL,		USB_PRODUCT_ZYXEL_RT2870_2) },
290 };
291 
292 MODULE_DEPEND(run, wlan, 1, 1, 1);
293 MODULE_DEPEND(run, usb, 1, 1, 1);
294 MODULE_DEPEND(run, firmware, 1, 1, 1);
295 
296 static device_probe_t	run_match;
297 static device_attach_t	run_attach;
298 static device_detach_t	run_detach;
299 
300 static usb_callback_t	run_bulk_rx_callback;
301 static usb_callback_t	run_bulk_tx_callback0;
302 static usb_callback_t	run_bulk_tx_callback1;
303 static usb_callback_t	run_bulk_tx_callback2;
304 static usb_callback_t	run_bulk_tx_callback3;
305 static usb_callback_t	run_bulk_tx_callback4;
306 static usb_callback_t	run_bulk_tx_callback5;
307 
308 static void	run_bulk_tx_callbackN(struct usb_xfer *xfer,
309 		    usb_error_t error, unsigned int index);
310 static struct ieee80211vap *run_vap_create(struct ieee80211com *,
311 		    const char name[IFNAMSIZ], int unit, int opmode, int flags,
312 		    const uint8_t bssid[IEEE80211_ADDR_LEN], const uint8_t
313 		    mac[IEEE80211_ADDR_LEN]);
314 static void	run_vap_delete(struct ieee80211vap *);
315 static void	run_setup_tx_list(struct run_softc *,
316 		    struct run_endpoint_queue *);
317 static void	run_unsetup_tx_list(struct run_softc *,
318 		    struct run_endpoint_queue *);
319 static int	run_load_microcode(struct run_softc *);
320 static int	run_reset(struct run_softc *);
321 static usb_error_t run_do_request(struct run_softc *,
322 		    struct usb_device_request *, void *);
323 static int	run_read(struct run_softc *, uint16_t, uint32_t *);
324 static int	run_read_region_1(struct run_softc *, uint16_t, uint8_t *, int);
325 static int	run_write_2(struct run_softc *, uint16_t, uint16_t);
326 static int	run_write(struct run_softc *, uint16_t, uint32_t);
327 static int	run_write_region_1(struct run_softc *, uint16_t,
328 		    const uint8_t *, int);
329 static int	run_set_region_4(struct run_softc *, uint16_t, uint32_t, int);
330 static int	run_efuse_read_2(struct run_softc *, uint16_t, uint16_t *);
331 static int	run_eeprom_read_2(struct run_softc *, uint16_t, uint16_t *);
332 static int	run_rt2870_rf_write(struct run_softc *, uint8_t, uint32_t);
333 static int	run_rt3070_rf_read(struct run_softc *, uint8_t, uint8_t *);
334 static int	run_rt3070_rf_write(struct run_softc *, uint8_t, uint8_t);
335 static int	run_bbp_read(struct run_softc *, uint8_t, uint8_t *);
336 static int	run_bbp_write(struct run_softc *, uint8_t, uint8_t);
337 static int	run_mcu_cmd(struct run_softc *, uint8_t, uint16_t);
338 static const char *run_get_rf(int);
339 static int	run_read_eeprom(struct run_softc *);
340 static struct ieee80211_node *run_node_alloc(struct ieee80211vap *,
341 			    const uint8_t mac[IEEE80211_ADDR_LEN]);
342 static int	run_media_change(struct ifnet *);
343 static int	run_newstate(struct ieee80211vap *, enum ieee80211_state, int);
344 static int	run_wme_update(struct ieee80211com *);
345 static void	run_wme_update_cb(void *, int);
346 static void	run_key_update_begin(struct ieee80211vap *);
347 static void	run_key_update_end(struct ieee80211vap *);
348 static int	run_key_set(struct ieee80211vap *, const struct ieee80211_key *,
349 			    const uint8_t mac[IEEE80211_ADDR_LEN]);
350 static int	run_key_delete(struct ieee80211vap *,
351 		    const struct ieee80211_key *);
352 static void	run_ratectl_start(struct run_softc *, struct ieee80211_node *);
353 static void	run_ratectl_to(void *);
354 static void	run_ratectl_cb(void *, int);
355 static void	run_iter_func(void *, struct ieee80211_node *);
356 static void	run_newassoc(struct ieee80211_node *, int);
357 static void	run_rx_frame(struct run_softc *, struct mbuf *, uint32_t);
358 static void	run_tx_free(struct run_endpoint_queue *pq,
359 		    struct run_tx_data *, int);
360 static void	run_set_tx_desc(struct run_softc *, struct run_tx_data *,
361 		    uint8_t, uint8_t, uint8_t, uint8_t, uint8_t, uint8_t);
362 static int	run_tx(struct run_softc *, struct mbuf *,
363 		    struct ieee80211_node *);
364 static int	run_tx_mgt(struct run_softc *, struct mbuf *,
365 		    struct ieee80211_node *);
366 static int	run_sendprot(struct run_softc *, const struct mbuf *,
367 		    struct ieee80211_node *, int, int);
368 static int	run_tx_param(struct run_softc *, struct mbuf *,
369 		    struct ieee80211_node *,
370 		    const struct ieee80211_bpf_params *);
371 static int	run_raw_xmit(struct ieee80211_node *, struct mbuf *,
372 		    const struct ieee80211_bpf_params *);
373 static void	run_start(struct ifnet *);
374 static int	run_ioctl(struct ifnet *, u_long, caddr_t);
375 static void	run_set_agc(struct run_softc *, uint8_t);
376 static void	run_select_chan_group(struct run_softc *, int);
377 static void	run_set_rx_antenna(struct run_softc *, int);
378 static void	run_rt2870_set_chan(struct run_softc *, u_int);
379 static void	run_rt3070_set_chan(struct run_softc *, u_int);
380 static void	run_rt3572_set_chan(struct run_softc *, u_int);
381 static int	run_set_chan(struct run_softc *, struct ieee80211_channel *);
382 static void	run_set_channel(struct ieee80211com *);
383 static void	run_scan_start(struct ieee80211com *);
384 static void	run_scan_end(struct ieee80211com *);
385 static uint8_t	run_rate2mcs(uint8_t);
386 static void	run_update_beacon(struct ieee80211vap *, int);
387 static void	run_update_beacon_locked(struct ieee80211vap *, int);
388 static void	run_updateprot(struct ieee80211com *);
389 static void	run_usb_timeout_cb(void *, int);
390 static void	run_reset_livelock(struct run_softc *);
391 static void	run_enable_tsf_sync(struct run_softc *);
392 static void	run_enable_mrr(struct run_softc *);
393 static void	run_set_txpreamble(struct run_softc *);
394 static void	run_set_basicrates(struct run_softc *);
395 static void	run_set_leds(struct run_softc *, uint16_t);
396 static void	run_set_bssid(struct run_softc *, const uint8_t *);
397 static void	run_set_macaddr(struct run_softc *, const uint8_t *);
398 static void	run_updateslot(struct ifnet *);
399 static int8_t	run_rssi2dbm(struct run_softc *, uint8_t, uint8_t);
400 static void	run_update_promisc_locked(struct ifnet *);
401 static void	run_update_promisc(struct ifnet *);
402 static int	run_bbp_init(struct run_softc *);
403 static int	run_rt3070_rf_init(struct run_softc *);
404 static int	run_rt3070_filter_calib(struct run_softc *, uint8_t, uint8_t,
405 		    uint8_t *);
406 static void	run_rt3070_rf_setup(struct run_softc *);
407 static int	run_txrx_enable(struct run_softc *);
408 static void	run_init(void *);
409 static void	run_init_locked(struct run_softc *);
410 static void	run_stop(void *);
411 static void	run_delay(struct run_softc *, unsigned int);
412 
413 static const struct {
414 	uint32_t	reg;
415 	uint32_t	val;
416 } rt2870_def_mac[] = {
417 	RT2870_DEF_MAC
418 };
419 
420 static const struct {
421 	uint8_t	reg;
422 	uint8_t	val;
423 } rt2860_def_bbp[] = {
424 	RT2860_DEF_BBP
425 };
426 
427 static const struct rfprog {
428 	uint8_t		chan;
429 	uint32_t	r1, r2, r3, r4;
430 } rt2860_rf2850[] = {
431 	RT2860_RF2850
432 };
433 
434 struct {
435 	uint8_t	n, r, k;
436 } rt3070_freqs[] = {
437 	RT3070_RF3052
438 };
439 
440 static const struct {
441 	uint8_t	reg;
442 	uint8_t	val;
443 } rt3070_def_rf[] = {
444 	RT3070_DEF_RF
445 },rt3572_def_rf[] = {
446 	RT3572_DEF_RF
447 };
448 
449 static const struct usb_config run_config[RUN_N_XFER] = {
450     [RUN_BULK_TX_BE] = {
451 	.type = UE_BULK,
452 	.endpoint = UE_ADDR_ANY,
453 	.ep_index = 0,
454 	.direction = UE_DIR_OUT,
455 	.bufsize = RUN_MAX_TXSZ,
456 	.flags = {.pipe_bof = 1,.force_short_xfer = 1,},
457 	.callback = run_bulk_tx_callback0,
458 	.timeout = 5000,	/* ms */
459     },
460     [RUN_BULK_TX_BK] = {
461 	.type = UE_BULK,
462 	.endpoint = UE_ADDR_ANY,
463 	.direction = UE_DIR_OUT,
464 	.ep_index = 1,
465 	.bufsize = RUN_MAX_TXSZ,
466 	.flags = {.pipe_bof = 1,.force_short_xfer = 1,},
467 	.callback = run_bulk_tx_callback1,
468 	.timeout = 5000,	/* ms */
469     },
470     [RUN_BULK_TX_VI] = {
471 	.type = UE_BULK,
472 	.endpoint = UE_ADDR_ANY,
473 	.direction = UE_DIR_OUT,
474 	.ep_index = 2,
475 	.bufsize = RUN_MAX_TXSZ,
476 	.flags = {.pipe_bof = 1,.force_short_xfer = 1,},
477 	.callback = run_bulk_tx_callback2,
478 	.timeout = 5000,	/* ms */
479     },
480     [RUN_BULK_TX_VO] = {
481 	.type = UE_BULK,
482 	.endpoint = UE_ADDR_ANY,
483 	.direction = UE_DIR_OUT,
484 	.ep_index = 3,
485 	.bufsize = RUN_MAX_TXSZ,
486 	.flags = {.pipe_bof = 1,.force_short_xfer = 1,},
487 	.callback = run_bulk_tx_callback3,
488 	.timeout = 5000,	/* ms */
489     },
490     [RUN_BULK_TX_HCCA] = {
491 	.type = UE_BULK,
492 	.endpoint = UE_ADDR_ANY,
493 	.direction = UE_DIR_OUT,
494 	.ep_index = 4,
495 	.bufsize = RUN_MAX_TXSZ,
496 	.flags = {.pipe_bof = 1,.force_short_xfer = 1,.no_pipe_ok = 1,},
497 	.callback = run_bulk_tx_callback4,
498 	.timeout = 5000,	/* ms */
499     },
500     [RUN_BULK_TX_PRIO] = {
501 	.type = UE_BULK,
502 	.endpoint = UE_ADDR_ANY,
503 	.direction = UE_DIR_OUT,
504 	.ep_index = 5,
505 	.bufsize = RUN_MAX_TXSZ,
506 	.flags = {.pipe_bof = 1,.force_short_xfer = 1,.no_pipe_ok = 1,},
507 	.callback = run_bulk_tx_callback5,
508 	.timeout = 5000,	/* ms */
509     },
510     [RUN_BULK_RX] = {
511 	.type = UE_BULK,
512 	.endpoint = UE_ADDR_ANY,
513 	.direction = UE_DIR_IN,
514 	.bufsize = RUN_MAX_RXSZ,
515 	.flags = {.pipe_bof = 1,.short_xfer_ok = 1,},
516 	.callback = run_bulk_rx_callback,
517     }
518 };
519 
520 int
521 run_match(device_t self)
522 {
523 	struct usb_attach_arg *uaa = device_get_ivars(self);
524 
525 	if (uaa->usb_mode != USB_MODE_HOST)
526 		return (ENXIO);
527 	if (uaa->info.bConfigIndex != 0)
528 		return (ENXIO);
529 	if (uaa->info.bIfaceIndex != RT2860_IFACE_INDEX)
530 		return (ENXIO);
531 
532 	return (usbd_lookup_id_by_uaa(run_devs, sizeof(run_devs), uaa));
533 }
534 
535 static int
536 run_attach(device_t self)
537 {
538 	struct run_softc *sc = device_get_softc(self);
539 	struct usb_attach_arg *uaa = device_get_ivars(self);
540 	struct ieee80211com *ic;
541 	struct ifnet *ifp;
542 	uint32_t ver;
543 	int i, ntries, error;
544 	uint8_t iface_index, bands;
545 
546 	device_set_usb_desc(self);
547 	sc->sc_udev = uaa->device;
548 	sc->sc_dev = self;
549 
550 	mtx_init(&sc->sc_mtx, device_get_nameunit(sc->sc_dev),
551 	    MTX_NETWORK_LOCK, MTX_DEF);
552 
553 	iface_index = RT2860_IFACE_INDEX;
554 	error = usbd_transfer_setup(uaa->device, &iface_index,
555 	    sc->sc_xfer, run_config, RUN_N_XFER, sc, &sc->sc_mtx);
556 	if (error) {
557 		device_printf(self, "could not allocate USB transfers, "
558 		    "err=%s\n", usbd_errstr(error));
559 		goto detach;
560 	}
561 
562 	RUN_LOCK(sc);
563 
564 	/* wait for the chip to settle */
565 	for (ntries = 0; ntries < 100; ntries++) {
566 		if (run_read(sc, RT2860_ASIC_VER_ID, &ver) != 0){
567 			RUN_UNLOCK(sc);
568 			goto detach;
569 		}
570 		if (ver != 0 && ver != 0xffffffff)
571 			break;
572 		run_delay(sc, 10);
573 	}
574 	if (ntries == 100) {
575 		device_printf(sc->sc_dev,
576 		    "timeout waiting for NIC to initialize\n");
577 		RUN_UNLOCK(sc);
578 		goto detach;
579 	}
580 	sc->mac_ver = ver >> 16;
581 	sc->mac_rev = ver & 0xffff;
582 
583 	/* retrieve RF rev. no and various other things from EEPROM */
584 	run_read_eeprom(sc);
585 
586 	device_printf(sc->sc_dev,
587 	    "MAC/BBP RT%04X (rev 0x%04X), RF %s (MIMO %dT%dR), address %s\n",
588 	    sc->mac_ver, sc->mac_rev, run_get_rf(sc->rf_rev),
589 	    sc->ntxchains, sc->nrxchains, ether_sprintf(sc->sc_bssid));
590 
591 	if ((error = run_load_microcode(sc)) != 0) {
592 		device_printf(sc->sc_dev, "could not load 8051 microcode\n");
593 		RUN_UNLOCK(sc);
594 		goto detach;
595 	}
596 
597 	RUN_UNLOCK(sc);
598 
599 	ifp = sc->sc_ifp = if_alloc(IFT_IEEE80211);
600 	if(ifp == NULL){
601 		device_printf(sc->sc_dev, "can not if_alloc()\n");
602 		goto detach;
603 	}
604 	ic = ifp->if_l2com;
605 
606 	ifp->if_softc = sc;
607 	if_initname(ifp, "run", device_get_unit(sc->sc_dev));
608 	ifp->if_flags = IFF_BROADCAST | IFF_SIMPLEX | IFF_MULTICAST;
609 	ifp->if_init = run_init;
610 	ifp->if_ioctl = run_ioctl;
611 	ifp->if_start = run_start;
612 	IFQ_SET_MAXLEN(&ifp->if_snd, IFQ_MAXLEN);
613 	ifp->if_snd.ifq_drv_maxlen = IFQ_MAXLEN;
614 	IFQ_SET_READY(&ifp->if_snd);
615 
616 	ic->ic_ifp = ifp;
617 	ic->ic_phytype = IEEE80211_T_OFDM;	/* not only, but not used */
618 	ic->ic_opmode = IEEE80211_M_STA;	/* default to BSS mode */
619 #if 0
620 	ic->ic_state = IEEE80211_S_INIT;
621 #endif
622 	/* set device capabilities */
623 	ic->ic_caps =
624 	    IEEE80211_C_STA |		/* station mode supported */
625 	    IEEE80211_C_MONITOR |	/* monitor mode supported */
626 	    IEEE80211_C_IBSS |
627 	    IEEE80211_C_HOSTAP |
628 	    IEEE80211_C_SHPREAMBLE |	/* short preamble supported */
629 	    IEEE80211_C_SHSLOT |	/* short slot time supported */
630 	    IEEE80211_C_WME |		/* WME */
631 	    IEEE80211_C_WPA;		/* WPA1|WPA2(RSN) */
632 
633 	ic->ic_cryptocaps =
634 	    IEEE80211_CRYPTO_WEP |
635 	    IEEE80211_CRYPTO_AES_CCM |
636 	    IEEE80211_CRYPTO_TKIPMIC |
637 	    IEEE80211_CRYPTO_TKIP;
638 
639 	ic->ic_flags |= IEEE80211_F_DATAPAD;
640 	ic->ic_flags_ext |= IEEE80211_FEXT_SWBMISS;
641 
642 	bands = 0;
643 	setbit(&bands, IEEE80211_MODE_11B);
644 	setbit(&bands, IEEE80211_MODE_11G);
645 	ieee80211_init_channels(ic, NULL, &bands);
646 
647 	/*
648 	 * Do this by own because h/w supports
649 	 * more channels than ieee80211_init_channels()
650 	 */
651 	if (sc->rf_rev == RT2860_RF_2750 ||
652 	    sc->rf_rev == RT2860_RF_2850 ||
653 	    sc->rf_rev == RT3070_RF_3052) {
654 		/* set supported .11a rates */
655 		for (i = 14; i < nitems(rt2860_rf2850); i++) {
656 			uint8_t chan = rt2860_rf2850[i].chan;
657 			ic->ic_channels[ic->ic_nchans].ic_freq =
658 			    ieee80211_ieee2mhz(chan, IEEE80211_CHAN_A);
659 			ic->ic_channels[ic->ic_nchans].ic_ieee = chan;
660 			ic->ic_channels[ic->ic_nchans].ic_flags = IEEE80211_CHAN_A;
661 			ic->ic_channels[ic->ic_nchans].ic_extieee = 0;
662 			ic->ic_nchans++;
663 		}
664 	}
665 
666 	ieee80211_ifattach(ic, sc->sc_bssid);
667 
668 	ic->ic_scan_start = run_scan_start;
669 	ic->ic_scan_end = run_scan_end;
670 	ic->ic_set_channel = run_set_channel;
671 	ic->ic_node_alloc = run_node_alloc;
672 	ic->ic_newassoc = run_newassoc;
673 	//ic->ic_updateslot = run_updateslot;
674 	ic->ic_wme.wme_update = run_wme_update;
675 	ic->ic_raw_xmit = run_raw_xmit;
676 	ic->ic_update_promisc = run_update_promisc;
677 
678 	ic->ic_vap_create = run_vap_create;
679 	ic->ic_vap_delete = run_vap_delete;
680 
681 	ieee80211_radiotap_attach(ic,
682 	    &sc->sc_txtap.wt_ihdr, sizeof(sc->sc_txtap),
683 		RUN_TX_RADIOTAP_PRESENT,
684 	    &sc->sc_rxtap.wr_ihdr, sizeof(sc->sc_rxtap),
685 		RUN_RX_RADIOTAP_PRESENT);
686 
687 	if (bootverbose)
688 		ieee80211_announce(ic);
689 
690 	return 0;
691 
692 detach:
693 	run_detach(self);
694 	return(ENXIO);
695 }
696 
697 static int
698 run_detach(device_t self)
699 {
700 	struct run_softc *sc = device_get_softc(self);
701 	struct ifnet *ifp = sc->sc_ifp;
702 	struct ieee80211com *ic;
703 	int i;
704 
705 	/* stop all USB transfers */
706 	usbd_transfer_unsetup(sc->sc_xfer, RUN_N_XFER);
707 
708 	RUN_LOCK(sc);
709 	/* free TX list, if any */
710 	for (i = 0; i != RUN_EP_QUEUES; i++)
711 		run_unsetup_tx_list(sc, &sc->sc_epq[i]);
712 	RUN_UNLOCK(sc);
713 
714 	if (ifp) {
715 		ic = ifp->if_l2com;
716 		ieee80211_ifdetach(ic);
717 		if_free(ifp);
718 	}
719 
720 	mtx_destroy(&sc->sc_mtx);
721 
722 	return (0);
723 }
724 
725 static struct ieee80211vap *
726 run_vap_create(struct ieee80211com *ic,
727     const char name[IFNAMSIZ], int unit, int opmode, int flags,
728     const uint8_t bssid[IEEE80211_ADDR_LEN],
729     const uint8_t mac[IEEE80211_ADDR_LEN])
730 {
731 	struct run_softc *sc = ic->ic_ifp->if_softc;
732 	struct run_vap *rvp;
733 	struct ieee80211vap *vap;
734 
735 	if (!TAILQ_EMPTY(&ic->ic_vaps))         /* only one at a time */
736 		return NULL;
737 	sc->sc_rvp = rvp = (struct run_vap *) malloc(sizeof(struct run_vap),
738 	    M_80211_VAP, M_NOWAIT | M_ZERO);
739 	if (rvp == NULL)
740 		return NULL;
741 	vap = &rvp->vap;
742 	/* enable s/w bmiss handling for sta mode */
743 	ieee80211_vap_setup(ic, vap, name, unit, opmode,
744 	    flags | IEEE80211_CLONE_NOBEACONS, bssid, mac);
745 
746 	vap->iv_key_update_begin = run_key_update_begin;
747 	vap->iv_key_update_end = run_key_update_end;
748 	vap->iv_key_delete = run_key_delete;
749 	vap->iv_key_set = run_key_set;
750 	vap->iv_update_beacon = run_update_beacon;
751 
752 	/* override state transition machine */
753 	rvp->newstate = vap->iv_newstate;
754 	vap->iv_newstate = run_newstate;
755 
756 	TASK_INIT(&rvp->ratectl_task, 0, run_ratectl_cb, rvp);
757 	TASK_INIT(&sc->wme_task, 0, run_wme_update_cb, ic);
758 	TASK_INIT(&sc->usb_timeout_task, 0, run_usb_timeout_cb, sc);
759 	callout_init((struct callout *)&rvp->ratectl_ch, 1);
760 	ieee80211_ratectl_init(vap);
761 	ieee80211_ratectl_setinterval(vap, 1000 /* 1 sec */);
762 
763 	/* complete setup */
764 	ieee80211_vap_attach(vap, run_media_change, ieee80211_media_status);
765 	ic->ic_opmode = opmode;
766 	return vap;
767 }
768 
769 static void
770 run_vap_delete(struct ieee80211vap *vap)
771 {
772 	struct run_vap *rvp = RUN_VAP(vap);
773 	struct ifnet *ifp;
774 	struct ieee80211com *ic;
775 	struct run_softc *sc;
776 
777 	if(vap == NULL)
778 		return;
779 
780 	ic = vap->iv_ic;
781 	ifp = ic->ic_ifp;
782 
783 	sc = ifp->if_softc;
784 
785 	RUN_LOCK(sc);
786 	sc->sc_rvp->ratectl_run = RUN_RATECTL_OFF;
787 	RUN_UNLOCK(sc);
788 
789 	/* drain them all */
790 	usb_callout_drain(&sc->sc_rvp->ratectl_ch);
791 	ieee80211_draintask(ic, &sc->sc_rvp->ratectl_task);
792 	ieee80211_draintask(ic, &sc->wme_task);
793 	ieee80211_draintask(ic, &sc->usb_timeout_task);
794 
795 	ieee80211_ratectl_deinit(vap);
796 	ieee80211_vap_detach(vap);
797 	free(rvp, M_80211_VAP);
798 	sc->sc_rvp = NULL;
799 }
800 
801 static void
802 run_setup_tx_list(struct run_softc *sc, struct run_endpoint_queue *pq)
803 {
804 	struct run_tx_data *data;
805 
806 	memset(pq, 0, sizeof(*pq));
807 
808 	STAILQ_INIT(&pq->tx_qh);
809 	STAILQ_INIT(&pq->tx_fh);
810 
811 	for (data = &pq->tx_data[0];
812 	    data < &pq->tx_data[RUN_TX_RING_COUNT]; data++) {
813 		data->sc = sc;
814 		STAILQ_INSERT_TAIL(&pq->tx_fh, data, next);
815 	}
816 	pq->tx_nfree = RUN_TX_RING_COUNT;
817 }
818 
819 static void
820 run_unsetup_tx_list(struct run_softc *sc, struct run_endpoint_queue *pq)
821 {
822 	struct run_tx_data *data;
823 
824 	/* make sure any subsequent use of the queues will fail */
825 	pq->tx_nfree = 0;
826 	STAILQ_INIT(&pq->tx_fh);
827 	STAILQ_INIT(&pq->tx_qh);
828 
829 	/* free up all node references and mbufs */
830 	for (data = &pq->tx_data[0];
831 	    data < &pq->tx_data[RUN_TX_RING_COUNT]; data++){
832 		if (data->m != NULL) {
833 			m_freem(data->m);
834 			data->m = NULL;
835 		}
836 		if (data->ni != NULL) {
837 			ieee80211_free_node(data->ni);
838 			data->ni = NULL;
839 		}
840 	}
841 }
842 
843 int
844 run_load_microcode(struct run_softc *sc)
845 {
846 	usb_device_request_t req;
847 	const struct firmware *fw;
848 	const u_char *base;
849 	uint32_t tmp;
850 	int ntries, error;
851 	const uint64_t *temp;
852 	uint64_t bytes;
853 
854 	RUN_UNLOCK(sc);
855 	fw = firmware_get("runfw");
856 	RUN_LOCK(sc);
857 	if(fw == NULL){
858 		device_printf(sc->sc_dev,
859 		    "failed loadfirmware of file %s\n", "runfw");
860 		return ENOENT;
861 	}
862 
863 	if (fw->datasize != 8192) {
864 		device_printf(sc->sc_dev,
865 		    "invalid firmware size (should be 8KB)\n");
866 		error = EINVAL;
867 		goto fail;
868 	}
869 
870 	/*
871 	 * RT3071/RT3072 use a different firmware
872 	 * run-rt2870 (8KB) contains both,
873 	 * first half (4KB) is for rt2870,
874 	 * last half is for rt3071.
875 	 */
876 	base = fw->data;
877 	if ((sc->mac_ver) != 0x2860 &&
878 	    (sc->mac_ver) != 0x2872 &&
879 	    (sc->mac_ver) != 0x3070){
880 		base += 4096;
881 	}
882 
883 	/* cheap sanity check */
884 	temp = fw->data;
885 	bytes = *temp;
886 	if(bytes != be64toh(0xffffff0210280210)) {
887 		device_printf(sc->sc_dev, "firmware checksum failed\n");
888 		error = EINVAL;
889 		goto fail;
890 	}
891 
892 	run_read(sc, RT2860_ASIC_VER_ID, &tmp);
893 	/* write microcode image */
894 	run_write_region_1(sc, RT2870_FW_BASE, base, 4096);
895 	run_write(sc, RT2860_H2M_MAILBOX_CID, 0xffffffff);
896 	run_write(sc, RT2860_H2M_MAILBOX_STATUS, 0xffffffff);
897 
898 	req.bmRequestType = UT_WRITE_VENDOR_DEVICE;
899 	req.bRequest = RT2870_RESET;
900 	USETW(req.wValue, 8);
901 	USETW(req.wIndex, 0);
902 	USETW(req.wLength, 0);
903 	if ((error = usbd_do_request(sc->sc_udev, &sc->sc_mtx, &req, NULL)) != 0) {
904 		device_printf(sc->sc_dev, "firmware reset failed\n");
905 		goto fail;
906 	}
907 
908 	run_delay(sc, 10);
909 
910 	run_write(sc, RT2860_H2M_MAILBOX, 0);
911 	if ((error = run_mcu_cmd(sc, RT2860_MCU_CMD_RFRESET, 0)) != 0)
912 		goto fail;
913 
914 	/* wait until microcontroller is ready */
915 	for (ntries = 0; ntries < 1000; ntries++) {
916 		if ((error = run_read(sc, RT2860_SYS_CTRL, &tmp)) != 0) {
917 			goto fail;
918 		}
919 		if (tmp & RT2860_MCU_READY)
920 			break;
921 		run_delay(sc, 10);
922 	}
923 	if (ntries == 1000) {
924 		device_printf(sc->sc_dev,
925 		    "timeout waiting for MCU to initialize\n");
926 		error = ETIMEDOUT;
927 		goto fail;
928 	}
929 	device_printf(sc->sc_dev, "firmware %s loaded\n",
930 	    (base == fw->data) ? "RT2870" : "RT3071");
931 
932 fail:
933 	firmware_put(fw, FIRMWARE_UNLOAD);
934 	return (error);
935 }
936 
937 int
938 run_reset(struct run_softc *sc)
939 {
940 	usb_device_request_t req;
941 
942 	req.bmRequestType = UT_WRITE_VENDOR_DEVICE;
943 	req.bRequest = RT2870_RESET;
944 	USETW(req.wValue, 1);
945 	USETW(req.wIndex, 0);
946 	USETW(req.wLength, 0);
947 	return usbd_do_request(sc->sc_udev, &sc->sc_mtx, &req, NULL);
948 }
949 
950 static usb_error_t
951 run_do_request(struct run_softc *sc,
952     struct usb_device_request *req, void *data)
953 {
954 	usb_error_t err;
955 	int ntries = 10;
956 
957 	RUN_LOCK_ASSERT(sc, MA_OWNED);
958 
959 	while (ntries--) {
960 		err = usbd_do_request_flags(sc->sc_udev, &sc->sc_mtx,
961 		    req, data, 0, NULL, 250 /* ms */);
962 		if (err == 0)
963 			break;
964 		DPRINTFN(1, "Control request failed, %s (retrying)\n",
965 		    usbd_errstr(err));
966 		run_delay(sc, 10);
967 	}
968 	return (err);
969 }
970 
971 static int
972 run_read(struct run_softc *sc, uint16_t reg, uint32_t *val)
973 {
974 	uint32_t tmp;
975 	int error;
976 
977 	error = run_read_region_1(sc, reg, (uint8_t *)&tmp, sizeof tmp);
978 	if (error == 0)
979 		*val = le32toh(tmp);
980 	else
981 		*val = 0xffffffff;
982 	return error;
983 }
984 
985 static int
986 run_read_region_1(struct run_softc *sc, uint16_t reg, uint8_t *buf, int len)
987 {
988 	usb_device_request_t req;
989 
990 	req.bmRequestType = UT_READ_VENDOR_DEVICE;
991 	req.bRequest = RT2870_READ_REGION_1;
992 	USETW(req.wValue, 0);
993 	USETW(req.wIndex, reg);
994 	USETW(req.wLength, len);
995 
996 	return run_do_request(sc, &req, buf);
997 }
998 
999 static int
1000 run_write_2(struct run_softc *sc, uint16_t reg, uint16_t val)
1001 {
1002 	usb_device_request_t req;
1003 
1004 	req.bmRequestType = UT_WRITE_VENDOR_DEVICE;
1005 	req.bRequest = RT2870_WRITE_2;
1006 	USETW(req.wValue, val);
1007 	USETW(req.wIndex, reg);
1008 	USETW(req.wLength, 0);
1009 
1010 	return run_do_request(sc, &req, NULL);
1011 }
1012 
1013 static int
1014 run_write(struct run_softc *sc, uint16_t reg, uint32_t val)
1015 {
1016 	int error;
1017 
1018 	if ((error = run_write_2(sc, reg, val & 0xffff)) == 0)
1019 		error = run_write_2(sc, reg + 2, val >> 16);
1020 	return error;
1021 }
1022 
1023 static int
1024 run_write_region_1(struct run_softc *sc, uint16_t reg, const uint8_t *buf,
1025     int len)
1026 {
1027 #if 1
1028 	int i, error = 0;
1029 	/*
1030 	 * NB: the WRITE_REGION_1 command is not stable on RT2860.
1031 	 * We thus issue multiple WRITE_2 commands instead.
1032 	 */
1033 	KASSERT((len & 1) == 0, ("run_write_region_1: Data too long.\n"));
1034 	for (i = 0; i < len && error == 0; i += 2)
1035 		error = run_write_2(sc, reg + i, buf[i] | buf[i + 1] << 8);
1036 	return error;
1037 #else
1038 	usb_device_request_t req;
1039 
1040 	req.bmRequestType = UT_WRITE_VENDOR_DEVICE;
1041 	req.bRequest = RT2870_WRITE_REGION_1;
1042 	USETW(req.wValue, 0);
1043 	USETW(req.wIndex, reg);
1044 	USETW(req.wLength, len);
1045 	return run_do_request(sc, &req, buf);
1046 #endif
1047 }
1048 
1049 static int
1050 run_set_region_4(struct run_softc *sc, uint16_t reg, uint32_t val, int len)
1051 {
1052 	int i, error = 0;
1053 
1054 	KASSERT((len & 3) == 0, ("run_set_region_4: Invalid data length.\n"));
1055 	for (i = 0; i < len && error == 0; i += 4)
1056 		error = run_write(sc, reg + i, val);
1057 	return error;
1058 }
1059 
1060 /* Read 16-bit from eFUSE ROM (RT3070 only.) */
1061 static int
1062 run_efuse_read_2(struct run_softc *sc, uint16_t addr, uint16_t *val)
1063 {
1064 	uint32_t tmp;
1065 	uint16_t reg;
1066 	int error, ntries;
1067 
1068 	if ((error = run_read(sc, RT3070_EFUSE_CTRL, &tmp)) != 0)
1069 		return error;
1070 
1071 	addr *= 2;
1072 	/*-
1073 	 * Read one 16-byte block into registers EFUSE_DATA[0-3]:
1074 	 * DATA0: F E D C
1075 	 * DATA1: B A 9 8
1076 	 * DATA2: 7 6 5 4
1077 	 * DATA3: 3 2 1 0
1078 	 */
1079 	tmp &= ~(RT3070_EFSROM_MODE_MASK | RT3070_EFSROM_AIN_MASK);
1080 	tmp |= (addr & ~0xf) << RT3070_EFSROM_AIN_SHIFT | RT3070_EFSROM_KICK;
1081 	run_write(sc, RT3070_EFUSE_CTRL, tmp);
1082 	for (ntries = 0; ntries < 100; ntries++) {
1083 		if ((error = run_read(sc, RT3070_EFUSE_CTRL, &tmp)) != 0)
1084 			return error;
1085 		if (!(tmp & RT3070_EFSROM_KICK))
1086 			break;
1087 		run_delay(sc, 2);
1088 	}
1089 	if (ntries == 100)
1090 		return ETIMEDOUT;
1091 
1092 	if ((tmp & RT3070_EFUSE_AOUT_MASK) == RT3070_EFUSE_AOUT_MASK) {
1093 		*val = 0xffff;	/* address not found */
1094 		return 0;
1095 	}
1096 	/* determine to which 32-bit register our 16-bit word belongs */
1097 	reg = RT3070_EFUSE_DATA3 - (addr & 0xc);
1098 	if ((error = run_read(sc, reg, &tmp)) != 0)
1099 		return error;
1100 
1101 	*val = (addr & 2) ? tmp >> 16 : tmp & 0xffff;
1102 	return 0;
1103 }
1104 
1105 static int
1106 run_eeprom_read_2(struct run_softc *sc, uint16_t addr, uint16_t *val)
1107 {
1108 	usb_device_request_t req;
1109 	uint16_t tmp;
1110 	int error;
1111 
1112 	addr *= 2;
1113 	req.bmRequestType = UT_READ_VENDOR_DEVICE;
1114 	req.bRequest = RT2870_EEPROM_READ;
1115 	USETW(req.wValue, 0);
1116 	USETW(req.wIndex, addr);
1117 	USETW(req.wLength, sizeof tmp);
1118 
1119 	error = usbd_do_request(sc->sc_udev, &sc->sc_mtx, &req, &tmp);
1120 	if (error == 0)
1121 		*val = le16toh(tmp);
1122 	else
1123 		*val = 0xffff;
1124 	return error;
1125 }
1126 
1127 static __inline int
1128 run_srom_read(struct run_softc *sc, uint16_t addr, uint16_t *val)
1129 {
1130 	/* either eFUSE ROM or EEPROM */
1131 	return sc->sc_srom_read(sc, addr, val);
1132 }
1133 
1134 static int
1135 run_rt2870_rf_write(struct run_softc *sc, uint8_t reg, uint32_t val)
1136 {
1137 	uint32_t tmp;
1138 	int error, ntries;
1139 
1140 	for (ntries = 0; ntries < 10; ntries++) {
1141 		if ((error = run_read(sc, RT2860_RF_CSR_CFG0, &tmp)) != 0)
1142 			return error;
1143 		if (!(tmp & RT2860_RF_REG_CTRL))
1144 			break;
1145 	}
1146 	if (ntries == 10)
1147 		return ETIMEDOUT;
1148 
1149 	/* RF registers are 24-bit on the RT2860 */
1150 	tmp = RT2860_RF_REG_CTRL | 24 << RT2860_RF_REG_WIDTH_SHIFT |
1151 	    (val & 0x3fffff) << 2 | (reg & 3);
1152 	return run_write(sc, RT2860_RF_CSR_CFG0, tmp);
1153 }
1154 
1155 static int
1156 run_rt3070_rf_read(struct run_softc *sc, uint8_t reg, uint8_t *val)
1157 {
1158 	uint32_t tmp;
1159 	int error, ntries;
1160 
1161 	for (ntries = 0; ntries < 100; ntries++) {
1162 		if ((error = run_read(sc, RT3070_RF_CSR_CFG, &tmp)) != 0)
1163 			return error;
1164 		if (!(tmp & RT3070_RF_KICK))
1165 			break;
1166 	}
1167 	if (ntries == 100)
1168 		return ETIMEDOUT;
1169 
1170 	tmp = RT3070_RF_KICK | reg << 8;
1171 	if ((error = run_write(sc, RT3070_RF_CSR_CFG, tmp)) != 0)
1172 		return error;
1173 
1174 	for (ntries = 0; ntries < 100; ntries++) {
1175 		if ((error = run_read(sc, RT3070_RF_CSR_CFG, &tmp)) != 0)
1176 			return error;
1177 		if (!(tmp & RT3070_RF_KICK))
1178 			break;
1179 	}
1180 	if (ntries == 100)
1181 		return ETIMEDOUT;
1182 
1183 	*val = tmp & 0xff;
1184 	return 0;
1185 }
1186 
1187 static int
1188 run_rt3070_rf_write(struct run_softc *sc, uint8_t reg, uint8_t val)
1189 {
1190 	uint32_t tmp;
1191 	int error, ntries;
1192 
1193 	for (ntries = 0; ntries < 10; ntries++) {
1194 		if ((error = run_read(sc, RT3070_RF_CSR_CFG, &tmp)) != 0)
1195 			return error;
1196 		if (!(tmp & RT3070_RF_KICK))
1197 			break;
1198 	}
1199 	if (ntries == 10)
1200 		return ETIMEDOUT;
1201 
1202 	tmp = RT3070_RF_WRITE | RT3070_RF_KICK | reg << 8 | val;
1203 	return run_write(sc, RT3070_RF_CSR_CFG, tmp);
1204 }
1205 
1206 static int
1207 run_bbp_read(struct run_softc *sc, uint8_t reg, uint8_t *val)
1208 {
1209 	uint32_t tmp;
1210 	int ntries, error;
1211 
1212 	for (ntries = 0; ntries < 10; ntries++) {
1213 		if ((error = run_read(sc, RT2860_BBP_CSR_CFG, &tmp)) != 0)
1214 			return error;
1215 		if (!(tmp & RT2860_BBP_CSR_KICK))
1216 			break;
1217 	}
1218 	if (ntries == 10)
1219 		return ETIMEDOUT;
1220 
1221 	tmp = RT2860_BBP_CSR_READ | RT2860_BBP_CSR_KICK | reg << 8;
1222 	if ((error = run_write(sc, RT2860_BBP_CSR_CFG, tmp)) != 0)
1223 		return error;
1224 
1225 	for (ntries = 0; ntries < 10; ntries++) {
1226 		if ((error = run_read(sc, RT2860_BBP_CSR_CFG, &tmp)) != 0)
1227 			return error;
1228 		if (!(tmp & RT2860_BBP_CSR_KICK))
1229 			break;
1230 	}
1231 	if (ntries == 10)
1232 		return ETIMEDOUT;
1233 
1234 	*val = tmp & 0xff;
1235 	return 0;
1236 }
1237 
1238 static int
1239 run_bbp_write(struct run_softc *sc, uint8_t reg, uint8_t val)
1240 {
1241 	uint32_t tmp;
1242 	int ntries, error;
1243 
1244 	for (ntries = 0; ntries < 10; ntries++) {
1245 		if ((error = run_read(sc, RT2860_BBP_CSR_CFG, &tmp)) != 0)
1246 			return error;
1247 		if (!(tmp & RT2860_BBP_CSR_KICK))
1248 			break;
1249 	}
1250 	if (ntries == 10)
1251 		return ETIMEDOUT;
1252 
1253 	tmp = RT2860_BBP_CSR_KICK | reg << 8 | val;
1254 	return run_write(sc, RT2860_BBP_CSR_CFG, tmp);
1255 }
1256 
1257 /*
1258  * Send a command to the 8051 microcontroller unit.
1259  */
1260 static int
1261 run_mcu_cmd(struct run_softc *sc, uint8_t cmd, uint16_t arg)
1262 {
1263 	uint32_t tmp;
1264 	int error, ntries;
1265 
1266 	for (ntries = 0; ntries < 100; ntries++) {
1267 		if ((error = run_read(sc, RT2860_H2M_MAILBOX, &tmp)) != 0)
1268 			return error;
1269 		if (!(tmp & RT2860_H2M_BUSY))
1270 			break;
1271 	}
1272 	if (ntries == 100)
1273 		return ETIMEDOUT;
1274 
1275 	tmp = RT2860_H2M_BUSY | RT2860_TOKEN_NO_INTR << 16 | arg;
1276 	if ((error = run_write(sc, RT2860_H2M_MAILBOX, tmp)) == 0)
1277 		error = run_write(sc, RT2860_HOST_CMD, cmd);
1278 	return error;
1279 }
1280 
1281 /*
1282  * Add `delta' (signed) to each 4-bit sub-word of a 32-bit word.
1283  * Used to adjust per-rate Tx power registers.
1284  */
1285 static __inline uint32_t
1286 b4inc(uint32_t b32, int8_t delta)
1287 {
1288 	int8_t i, b4;
1289 
1290 	for (i = 0; i < 8; i++) {
1291 		b4 = b32 & 0xf;
1292 		b4 += delta;
1293 		if (b4 < 0)
1294 			b4 = 0;
1295 		else if (b4 > 0xf)
1296 			b4 = 0xf;
1297 		b32 = b32 >> 4 | b4 << 28;
1298 	}
1299 	return b32;
1300 }
1301 
1302 static const char *
1303 run_get_rf(int rev)
1304 {
1305 	switch (rev) {
1306 	case RT2860_RF_2820:	return "RT2820";
1307 	case RT2860_RF_2850:	return "RT2850";
1308 	case RT2860_RF_2720:	return "RT2720";
1309 	case RT2860_RF_2750:	return "RT2750";
1310 	case RT3070_RF_3020:	return "RT3020";
1311 	case RT3070_RF_2020:	return "RT2020";
1312 	case RT3070_RF_3021:	return "RT3021";
1313 	case RT3070_RF_3022:	return "RT3022";
1314 	case RT3070_RF_3052:	return "RT3052";
1315 	}
1316 	return "unknown";
1317 }
1318 
1319 int
1320 run_read_eeprom(struct run_softc *sc)
1321 {
1322 	int8_t delta_2ghz, delta_5ghz;
1323 	uint32_t tmp;
1324 	uint16_t val;
1325 	int ridx, ant, i;
1326 
1327 	/* check whether the ROM is eFUSE ROM or EEPROM */
1328 	sc->sc_srom_read = run_eeprom_read_2;
1329 	if (sc->mac_ver >= 0x3070) {
1330 		run_read(sc, RT3070_EFUSE_CTRL, &tmp);
1331 		DPRINTF("EFUSE_CTRL=0x%08x\n", tmp);
1332 		if (tmp & RT3070_SEL_EFUSE)
1333 			sc->sc_srom_read = run_efuse_read_2;
1334 	}
1335 
1336 	/* read ROM version */
1337 	run_srom_read(sc, RT2860_EEPROM_VERSION, &val);
1338 	DPRINTF("EEPROM rev=%d, FAE=%d\n", val & 0xff, val >> 8);
1339 
1340 	/* read MAC address */
1341 	run_srom_read(sc, RT2860_EEPROM_MAC01, &val);
1342 	sc->sc_bssid[0] = val & 0xff;
1343 	sc->sc_bssid[1] = val >> 8;
1344 	run_srom_read(sc, RT2860_EEPROM_MAC23, &val);
1345 	sc->sc_bssid[2] = val & 0xff;
1346 	sc->sc_bssid[3] = val >> 8;
1347 	run_srom_read(sc, RT2860_EEPROM_MAC45, &val);
1348 	sc->sc_bssid[4] = val & 0xff;
1349 	sc->sc_bssid[5] = val >> 8;
1350 
1351 	/* read vender BBP settings */
1352 	for (i = 0; i < 10; i++) {
1353 		run_srom_read(sc, RT2860_EEPROM_BBP_BASE + i, &val);
1354 		sc->bbp[i].val = val & 0xff;
1355 		sc->bbp[i].reg = val >> 8;
1356 		DPRINTF("BBP%d=0x%02x\n", sc->bbp[i].reg, sc->bbp[i].val);
1357 	}
1358 	if (sc->mac_ver >= 0x3071) {
1359 		/* read vendor RF settings */
1360 		for (i = 0; i < 10; i++) {
1361 			run_srom_read(sc, RT3071_EEPROM_RF_BASE + i, &val);
1362 			sc->rf[i].val = val & 0xff;
1363 			sc->rf[i].reg = val >> 8;
1364 			DPRINTF("RF%d=0x%02x\n", sc->rf[i].reg,
1365 			    sc->rf[i].val);
1366 		}
1367 	}
1368 
1369 	/* read RF frequency offset from EEPROM */
1370 	run_srom_read(sc, RT2860_EEPROM_FREQ_LEDS, &val);
1371 	sc->freq = ((val & 0xff) != 0xff) ? val & 0xff : 0;
1372 	DPRINTF("EEPROM freq offset %d\n", sc->freq & 0xff);
1373 
1374 	if (val >> 8 != 0xff) {
1375 		/* read LEDs operating mode */
1376 		sc->leds = val >> 8;
1377 		run_srom_read(sc, RT2860_EEPROM_LED1, &sc->led[0]);
1378 		run_srom_read(sc, RT2860_EEPROM_LED2, &sc->led[1]);
1379 		run_srom_read(sc, RT2860_EEPROM_LED3, &sc->led[2]);
1380 	} else {
1381 		/* broken EEPROM, use default settings */
1382 		sc->leds = 0x01;
1383 		sc->led[0] = 0x5555;
1384 		sc->led[1] = 0x2221;
1385 		sc->led[2] = 0x5627;	/* differs from RT2860 */
1386 	}
1387 	DPRINTF("EEPROM LED mode=0x%02x, LEDs=0x%04x/0x%04x/0x%04x\n",
1388 	    sc->leds, sc->led[0], sc->led[1], sc->led[2]);
1389 
1390 	/* read RF information */
1391 	run_srom_read(sc, RT2860_EEPROM_ANTENNA, &val);
1392 	if (val == 0xffff) {
1393 		DPRINTF("invalid EEPROM antenna info, using default\n");
1394 		if (sc->mac_ver == 0x3572) {
1395 			/* default to RF3052 2T2R */
1396 			sc->rf_rev = RT3070_RF_3052;
1397 			sc->ntxchains = 2;
1398 			sc->nrxchains = 2;
1399 		} else if (sc->mac_ver >= 0x3070) {
1400 			/* default to RF3020 1T1R */
1401 			sc->rf_rev = RT3070_RF_3020;
1402 			sc->ntxchains = 1;
1403 			sc->nrxchains = 1;
1404 		} else {
1405 			/* default to RF2820 1T2R */
1406 			sc->rf_rev = RT2860_RF_2820;
1407 			sc->ntxchains = 1;
1408 			sc->nrxchains = 2;
1409 		}
1410 	} else {
1411 		sc->rf_rev = (val >> 8) & 0xf;
1412 		sc->ntxchains = (val >> 4) & 0xf;
1413 		sc->nrxchains = val & 0xf;
1414 	}
1415 	DPRINTF("EEPROM RF rev=0x%02x chains=%dT%dR\n",
1416 	    sc->rf_rev, sc->ntxchains, sc->nrxchains);
1417 
1418 	run_srom_read(sc, RT2860_EEPROM_CONFIG, &val);
1419 	DPRINTF("EEPROM CFG 0x%04x\n", val);
1420 	/* check if driver should patch the DAC issue */
1421 	if ((val >> 8) != 0xff)
1422 		sc->patch_dac = (val >> 15) & 1;
1423 	if ((val & 0xff) != 0xff) {
1424 		sc->ext_5ghz_lna = (val >> 3) & 1;
1425 		sc->ext_2ghz_lna = (val >> 2) & 1;
1426 		/* check if RF supports automatic Tx access gain control */
1427 		sc->calib_2ghz = sc->calib_5ghz = (val >> 1) & 1;
1428 		/* check if we have a hardware radio switch */
1429 		sc->rfswitch = val & 1;
1430 	}
1431 
1432 	/* read power settings for 2GHz channels */
1433 	for (i = 0; i < 14; i += 2) {
1434 		run_srom_read(sc, RT2860_EEPROM_PWR2GHZ_BASE1 + i / 2, &val);
1435 		sc->txpow1[i + 0] = (int8_t)(val & 0xff);
1436 		sc->txpow1[i + 1] = (int8_t)(val >> 8);
1437 
1438 		run_srom_read(sc, RT2860_EEPROM_PWR2GHZ_BASE2 + i / 2, &val);
1439 		sc->txpow2[i + 0] = (int8_t)(val & 0xff);
1440 		sc->txpow2[i + 1] = (int8_t)(val >> 8);
1441 	}
1442 	/* fix broken Tx power entries */
1443 	for (i = 0; i < 14; i++) {
1444 		if (sc->txpow1[i] < 0 || sc->txpow1[i] > 31)
1445 			sc->txpow1[i] = 5;
1446 		if (sc->txpow2[i] < 0 || sc->txpow2[i] > 31)
1447 			sc->txpow2[i] = 5;
1448 		DPRINTF("chan %d: power1=%d, power2=%d\n",
1449 		    rt2860_rf2850[i].chan, sc->txpow1[i], sc->txpow2[i]);
1450 	}
1451 	/* read power settings for 5GHz channels */
1452 	for (i = 0; i < 40; i += 2) {
1453 		run_srom_read(sc, RT2860_EEPROM_PWR5GHZ_BASE1 + i / 2, &val);
1454 		sc->txpow1[i + 14] = (int8_t)(val & 0xff);
1455 		sc->txpow1[i + 15] = (int8_t)(val >> 8);
1456 
1457 		run_srom_read(sc, RT2860_EEPROM_PWR5GHZ_BASE2 + i / 2, &val);
1458 		sc->txpow2[i + 14] = (int8_t)(val & 0xff);
1459 		sc->txpow2[i + 15] = (int8_t)(val >> 8);
1460 	}
1461 	/* fix broken Tx power entries */
1462 	for (i = 0; i < 40; i++) {
1463 		if (sc->txpow1[14 + i] < -7 || sc->txpow1[14 + i] > 15)
1464 			sc->txpow1[14 + i] = 5;
1465 		if (sc->txpow2[14 + i] < -7 || sc->txpow2[14 + i] > 15)
1466 			sc->txpow2[14 + i] = 5;
1467 		DPRINTF("chan %d: power1=%d, power2=%d\n",
1468 		    rt2860_rf2850[14 + i].chan, sc->txpow1[14 + i],
1469 		    sc->txpow2[14 + i]);
1470 	}
1471 
1472 	/* read Tx power compensation for each Tx rate */
1473 	run_srom_read(sc, RT2860_EEPROM_DELTAPWR, &val);
1474 	delta_2ghz = delta_5ghz = 0;
1475 	if ((val & 0xff) != 0xff && (val & 0x80)) {
1476 		delta_2ghz = val & 0xf;
1477 		if (!(val & 0x40))	/* negative number */
1478 			delta_2ghz = -delta_2ghz;
1479 	}
1480 	val >>= 8;
1481 	if ((val & 0xff) != 0xff && (val & 0x80)) {
1482 		delta_5ghz = val & 0xf;
1483 		if (!(val & 0x40))	/* negative number */
1484 			delta_5ghz = -delta_5ghz;
1485 	}
1486 	DPRINTF("power compensation=%d (2GHz), %d (5GHz)\n",
1487 	    delta_2ghz, delta_5ghz);
1488 
1489 	for (ridx = 0; ridx < 5; ridx++) {
1490 		uint32_t reg;
1491 
1492 		run_srom_read(sc, RT2860_EEPROM_RPWR + ridx, &val);
1493 		reg = (uint32_t)val << 16;
1494 		run_srom_read(sc, RT2860_EEPROM_RPWR + ridx + 1, &val);
1495 		reg |= val;
1496 
1497 		sc->txpow20mhz[ridx] = reg;
1498 		sc->txpow40mhz_2ghz[ridx] = b4inc(reg, delta_2ghz);
1499 		sc->txpow40mhz_5ghz[ridx] = b4inc(reg, delta_5ghz);
1500 
1501 		DPRINTF("ridx %d: power 20MHz=0x%08x, 40MHz/2GHz=0x%08x, "
1502 		    "40MHz/5GHz=0x%08x\n", ridx, sc->txpow20mhz[ridx],
1503 		    sc->txpow40mhz_2ghz[ridx], sc->txpow40mhz_5ghz[ridx]);
1504 	}
1505 
1506 	/* read RSSI offsets and LNA gains from EEPROM */
1507 	run_srom_read(sc, RT2860_EEPROM_RSSI1_2GHZ, &val);
1508 	sc->rssi_2ghz[0] = val & 0xff;	/* Ant A */
1509 	sc->rssi_2ghz[1] = val >> 8;	/* Ant B */
1510 	run_srom_read(sc, RT2860_EEPROM_RSSI2_2GHZ, &val);
1511 	if (sc->mac_ver >= 0x3070) {
1512 		/*
1513 		 * On RT3070 chips (limited to 2 Rx chains), this ROM
1514 		 * field contains the Tx mixer gain for the 2GHz band.
1515 		 */
1516 		if ((val & 0xff) != 0xff)
1517 			sc->txmixgain_2ghz = val & 0x7;
1518 		DPRINTF("tx mixer gain=%u (2GHz)\n", sc->txmixgain_2ghz);
1519 	} else
1520 		sc->rssi_2ghz[2] = val & 0xff;	/* Ant C */
1521 	sc->lna[2] = val >> 8;		/* channel group 2 */
1522 
1523 	run_srom_read(sc, RT2860_EEPROM_RSSI1_5GHZ, &val);
1524 	sc->rssi_5ghz[0] = val & 0xff;	/* Ant A */
1525 	sc->rssi_5ghz[1] = val >> 8;	/* Ant B */
1526 	run_srom_read(sc, RT2860_EEPROM_RSSI2_5GHZ, &val);
1527 	if (sc->mac_ver == 0x3572) {
1528 		/*
1529 		 * On RT3572 chips (limited to 2 Rx chains), this ROM
1530 		 * field contains the Tx mixer gain for the 5GHz band.
1531 		 */
1532 		if ((val & 0xff) != 0xff)
1533 			sc->txmixgain_5ghz = val & 0x7;
1534 		DPRINTF("tx mixer gain=%u (5GHz)\n", sc->txmixgain_5ghz);
1535 	} else
1536 		sc->rssi_5ghz[2] = val & 0xff;	/* Ant C */
1537 	sc->lna[3] = val >> 8;		/* channel group 3 */
1538 
1539 	run_srom_read(sc, RT2860_EEPROM_LNA, &val);
1540 	sc->lna[0] = val & 0xff;	/* channel group 0 */
1541 	sc->lna[1] = val >> 8;		/* channel group 1 */
1542 
1543 	/* fix broken 5GHz LNA entries */
1544 	if (sc->lna[2] == 0 || sc->lna[2] == 0xff) {
1545 		DPRINTF("invalid LNA for channel group %d\n", 2);
1546 		sc->lna[2] = sc->lna[1];
1547 	}
1548 	if (sc->lna[3] == 0 || sc->lna[3] == 0xff) {
1549 		DPRINTF("invalid LNA for channel group %d\n", 3);
1550 		sc->lna[3] = sc->lna[1];
1551 	}
1552 
1553 	/* fix broken RSSI offset entries */
1554 	for (ant = 0; ant < 3; ant++) {
1555 		if (sc->rssi_2ghz[ant] < -10 || sc->rssi_2ghz[ant] > 10) {
1556 			DPRINTF("invalid RSSI%d offset: %d (2GHz)\n",
1557 			    ant + 1, sc->rssi_2ghz[ant]);
1558 			sc->rssi_2ghz[ant] = 0;
1559 		}
1560 		if (sc->rssi_5ghz[ant] < -10 || sc->rssi_5ghz[ant] > 10) {
1561 			DPRINTF("invalid RSSI%d offset: %d (5GHz)\n",
1562 			    ant + 1, sc->rssi_5ghz[ant]);
1563 			sc->rssi_5ghz[ant] = 0;
1564 		}
1565 	}
1566 	return 0;
1567 }
1568 
1569 struct ieee80211_node *
1570 run_node_alloc(struct ieee80211vap *vap, const uint8_t mac[IEEE80211_ADDR_LEN])
1571 {
1572 	return malloc(sizeof (struct run_node), M_DEVBUF, M_NOWAIT | M_ZERO);
1573 }
1574 
1575 static int
1576 run_media_change(struct ifnet *ifp)
1577 {
1578 	const struct ieee80211_txparam *tp;
1579 	struct run_softc *sc = ifp->if_softc;
1580 	struct ieee80211com *ic = sc->sc_ifp->if_l2com;
1581 	struct ieee80211vap *vap = &sc->sc_rvp->vap;
1582 	uint8_t rate, ridx;
1583 	int error;
1584 
1585 	RUN_LOCK(sc);
1586 
1587 	error = ieee80211_media_change(ifp);
1588 	if (error != ENETRESET)
1589 		RUN_UNLOCK(sc);
1590 		return error;
1591 
1592 	tp = &vap->iv_txparms[ieee80211_chan2mode(ic->ic_curchan)];
1593 	if (tp->ucastrate != IEEE80211_FIXED_RATE_NONE) {
1594 		rate = ic->ic_sup_rates[ic->ic_curmode].
1595 		    rs_rates[tp->ucastrate] & IEEE80211_RATE_VAL;
1596 		for (ridx = 0; ridx < RT2860_RIDX_MAX; ridx++)
1597 			if (rt2860_rates[ridx].rate == rate)
1598 				break;
1599 		sc->fixed_ridx = ridx;
1600 	}
1601 
1602 	if ((ifp->if_flags & IFF_UP) &&
1603 	    (ifp->if_drv_flags &  IFF_DRV_RUNNING)){
1604 		run_init_locked(sc);
1605 	}
1606 
1607 	RUN_UNLOCK(sc);
1608 
1609 	return 0;
1610 }
1611 
1612 static int
1613 run_newstate(struct ieee80211vap *vap, enum ieee80211_state nstate, int arg)
1614 {
1615 	const struct ieee80211_txparam *tp;
1616 	struct ieee80211com *ic = vap->iv_ic;
1617 	struct run_softc *sc = ic->ic_ifp->if_softc;
1618 	struct run_vap *rvp = RUN_VAP(vap);
1619 	enum ieee80211_state ostate;
1620 	struct ieee80211_node *ni;
1621 	uint32_t tmp;
1622 	uint8_t wcid;
1623 
1624 	ostate = vap->iv_state;
1625 	DPRINTF("%s -> %s\n",
1626 		ieee80211_state_name[ostate],
1627 		ieee80211_state_name[nstate]);
1628 
1629 	IEEE80211_UNLOCK(ic);
1630 	RUN_LOCK(sc);
1631 
1632 	sc->sc_rvp->ratectl_run = RUN_RATECTL_OFF;
1633 	usb_callout_stop(&rvp->ratectl_ch);
1634 
1635 	if (ostate == IEEE80211_S_RUN) {
1636 		/* turn link LED off */
1637 		run_set_leds(sc, RT2860_LED_RADIO);
1638 	}
1639 
1640 	switch (nstate) {
1641 	case IEEE80211_S_INIT:
1642 		if (ostate == IEEE80211_S_RUN) {
1643 			/* abort TSF synchronization */
1644 			run_read(sc, RT2860_BCN_TIME_CFG, &tmp);
1645 			run_write(sc, RT2860_BCN_TIME_CFG,
1646 			    tmp & ~(RT2860_BCN_TX_EN | RT2860_TSF_TIMER_EN |
1647 			    RT2860_TBTT_TIMER_EN));
1648 		}
1649 		break;
1650 
1651 	case IEEE80211_S_RUN:
1652 		ni = vap->iv_bss;
1653 
1654 		if (vap->iv_opmode != IEEE80211_M_MONITOR) {
1655 			run_updateslot(ic->ic_ifp);
1656 			run_enable_mrr(sc);
1657 			run_set_txpreamble(sc);
1658 			run_set_basicrates(sc);
1659 			IEEE80211_ADDR_COPY(sc->sc_bssid, ni->ni_bssid);
1660 			run_set_bssid(sc, ni->ni_bssid);
1661 		}
1662 
1663 		if (vap->iv_opmode == IEEE80211_M_STA) {
1664 			/* add BSS entry to the WCID table */
1665 			wcid = RUN_AID2WCID(ni->ni_associd);
1666 			run_write_region_1(sc, RT2860_WCID_ENTRY(wcid),
1667 			    ni->ni_macaddr, IEEE80211_ADDR_LEN);
1668 		}
1669 
1670 		if (vap->iv_opmode == IEEE80211_M_HOSTAP ||
1671 		    vap->iv_opmode == IEEE80211_M_IBSS)
1672 			run_update_beacon_locked(vap, 0);
1673 
1674 		if (vap->iv_opmode != IEEE80211_M_MONITOR) {
1675 			run_enable_tsf_sync(sc);
1676 		} /* else tsf */
1677 
1678 		/* enable automatic rate adaptation */
1679 		tp = &vap->iv_txparms[ieee80211_chan2mode(ic->ic_curchan)];
1680 		if (tp->ucastrate == IEEE80211_FIXED_RATE_NONE)
1681 			run_ratectl_start(sc, ni);
1682 
1683 		/* turn link LED on */
1684 		run_set_leds(sc, RT2860_LED_RADIO |
1685 		    (IEEE80211_IS_CHAN_2GHZ(vap->iv_bss->ni_chan) ?
1686 		     RT2860_LED_LINK_2GHZ : RT2860_LED_LINK_5GHZ));
1687 
1688 		break;
1689 	default:
1690 		DPRINTFN(6, "undefined case\n");
1691 		break;
1692 	}
1693 
1694 	RUN_UNLOCK(sc);
1695 	IEEE80211_LOCK(ic);
1696 
1697 	return(rvp->newstate(vap, nstate, arg));
1698 }
1699 
1700 /* another taskqueue, so usbd_do_request() can go sleep */
1701 static int
1702 run_wme_update(struct ieee80211com *ic)
1703 {
1704 	struct run_softc *sc = ic->ic_ifp->if_softc;
1705 
1706 	ieee80211_runtask(ic, &sc->wme_task);
1707 
1708 	/* return whatever, upper layer desn't care anyway */
1709 	return 0;
1710 }
1711 
1712 /* ARGSUSED */
1713 static void
1714 run_wme_update_cb(void *arg, int pending)
1715 {
1716 	struct ieee80211com *ic = arg;
1717 	struct run_softc *sc = ic->ic_ifp->if_softc;
1718 	struct ieee80211_wme_state *wmesp = &ic->ic_wme;
1719 	int aci, error = 0;
1720 
1721 	RUN_LOCK(sc);
1722 
1723 	/* update MAC TX configuration registers */
1724 	for (aci = 0; aci < WME_NUM_AC; aci++) {
1725 		error = run_write(sc, RT2860_EDCA_AC_CFG(aci),
1726 		    wmesp->wme_params[aci].wmep_logcwmax << 16 |
1727 		    wmesp->wme_params[aci].wmep_logcwmin << 12 |
1728 		    wmesp->wme_params[aci].wmep_aifsn  <<  8 |
1729 		    wmesp->wme_params[aci].wmep_txopLimit);
1730 		if(error) goto err;
1731 	}
1732 
1733 	/* update SCH/DMA registers too */
1734 	error = run_write(sc, RT2860_WMM_AIFSN_CFG,
1735 	    wmesp->wme_params[WME_AC_VO].wmep_aifsn  << 12 |
1736 	    wmesp->wme_params[WME_AC_VI].wmep_aifsn  <<  8 |
1737 	    wmesp->wme_params[WME_AC_BK].wmep_aifsn  <<  4 |
1738 	    wmesp->wme_params[WME_AC_BE].wmep_aifsn);
1739 	if(error) goto err;
1740 	error = run_write(sc, RT2860_WMM_CWMIN_CFG,
1741 	    wmesp->wme_params[WME_AC_VO].wmep_logcwmin << 12 |
1742 	    wmesp->wme_params[WME_AC_VI].wmep_logcwmin <<  8 |
1743 	    wmesp->wme_params[WME_AC_BK].wmep_logcwmin <<  4 |
1744 	    wmesp->wme_params[WME_AC_BE].wmep_logcwmin);
1745 	if(error) goto err;
1746 	error = run_write(sc, RT2860_WMM_CWMAX_CFG,
1747 	    wmesp->wme_params[WME_AC_VO].wmep_logcwmax << 12 |
1748 	    wmesp->wme_params[WME_AC_VI].wmep_logcwmax <<  8 |
1749 	    wmesp->wme_params[WME_AC_BK].wmep_logcwmax <<  4 |
1750 	    wmesp->wme_params[WME_AC_BE].wmep_logcwmax);
1751 	if(error) goto err;
1752 	error = run_write(sc, RT2860_WMM_TXOP0_CFG,
1753 	    wmesp->wme_params[WME_AC_BK].wmep_txopLimit << 16 |
1754 	    wmesp->wme_params[WME_AC_BE].wmep_txopLimit);
1755 	if(error) goto err;
1756 	error = run_write(sc, RT2860_WMM_TXOP1_CFG,
1757 	    wmesp->wme_params[WME_AC_VO].wmep_txopLimit << 16 |
1758 	    wmesp->wme_params[WME_AC_VI].wmep_txopLimit);
1759 
1760 err:
1761 	if(error)
1762 		DPRINTF("WME update failed\n");
1763 
1764 	RUN_UNLOCK(sc);
1765 	return;
1766 }
1767 
1768 static void
1769 run_key_update_begin(struct ieee80211vap *vap)
1770 {
1771 	/*
1772 	 * Because run_key_delete() needs special attention
1773 	 * on lock related operation, lock handling is being done
1774 	 * differently in run_key_set and _delete.
1775 	 *
1776 	 * So, we don't use key_update_begin and _end.
1777 	 */
1778 }
1779 
1780 static void
1781 run_key_update_end(struct ieee80211vap *vap)
1782 {
1783 	/* null */
1784 }
1785 
1786 /*
1787  * return 0 on error
1788  */
1789 static int
1790 run_key_set(struct ieee80211vap *vap, const struct ieee80211_key *k,
1791 		const uint8_t mac[IEEE80211_ADDR_LEN])
1792 {
1793 	struct ieee80211com *ic = vap->iv_ic;
1794 	struct ifnet *ifp = ic->ic_ifp;
1795 	struct run_softc *sc = ifp->if_softc;
1796 	struct ieee80211_node *ni;
1797 	uint32_t attr;
1798 	uint16_t base, associd;
1799 	uint8_t mode, wcid, txmic, rxmic, iv[8];
1800 	int error = 0;
1801 
1802 	RUN_LOCK(sc);
1803 
1804 	if(vap->iv_opmode == IEEE80211_M_HOSTAP){
1805 		ni = ieee80211_find_vap_node(&ic->ic_sta, vap, mac);
1806 		associd = (ni != NULL) ? ni->ni_associd : 0;
1807 		if(ni != NULL)
1808 			ieee80211_free_node(ni);
1809 		txmic = 24;
1810 		rxmic = 16;
1811 	} else {
1812 		ni = vap->iv_bss;
1813 		associd = (ni != NULL) ? ni->ni_associd : 0;
1814 		txmic = 16;
1815 		rxmic = 24;
1816 	}
1817 
1818 	/* map net80211 cipher to RT2860 security mode */
1819 	switch (k->wk_cipher->ic_cipher) {
1820 	case IEEE80211_CIPHER_WEP:
1821 		if(k->wk_keylen < 8)
1822 			mode = RT2860_MODE_WEP40;
1823 		else
1824 			mode = RT2860_MODE_WEP104;
1825 		break;
1826 	case IEEE80211_CIPHER_TKIP:
1827 		mode = RT2860_MODE_TKIP;
1828 		break;
1829 	case IEEE80211_CIPHER_AES_CCM:
1830 		mode = RT2860_MODE_AES_CCMP;
1831 		break;
1832 	default:
1833 		DPRINTF("undefined case\n");
1834 		goto fail;
1835 	}
1836 
1837 	DPRINTFN(1, "associd=%x, keyix=%d, mode=%x, type=%s\n",
1838 	    associd, k->wk_keyix, mode,
1839 	    (k->wk_flags & IEEE80211_KEY_GROUP) ? "group" : "pairwise");
1840 
1841 	if (k->wk_flags & IEEE80211_KEY_GROUP) {
1842 		wcid = 0;	/* NB: update WCID0 for group keys */
1843 		base = RT2860_SKEY(0, k->wk_keyix);
1844 	} else {
1845 		wcid = RUN_AID2WCID(associd);
1846 		base = RT2860_PKEY(wcid);
1847 	}
1848 
1849 	if (k->wk_cipher->ic_cipher == IEEE80211_CIPHER_TKIP) {
1850 		if(run_write_region_1(sc, base, k->wk_key, 16))
1851 			goto fail;
1852 		if(run_write_region_1(sc, base + 16, &k->wk_key[txmic], 8))	/* wk_txmic */
1853 			goto fail;
1854 		if(run_write_region_1(sc, base + 24, &k->wk_key[rxmic], 8))	/* wk_rxmic */
1855 			goto fail;
1856 	} else {
1857 		/* roundup len to 16-bit: XXX fix write_region_1() instead */
1858 		if(run_write_region_1(sc, base, k->wk_key, (k->wk_keylen + 1) & ~1))
1859 			goto fail;
1860 	}
1861 
1862 	if (!(k->wk_flags & IEEE80211_KEY_GROUP) ||
1863 	    (k->wk_flags & (IEEE80211_KEY_XMIT | IEEE80211_KEY_RECV))) {
1864 		/* set initial packet number in IV+EIV */
1865 		if (k->wk_cipher == IEEE80211_CIPHER_WEP){
1866 			memset(iv, 0, sizeof iv);
1867 			iv[3] = sc->sc_rvp->vap.iv_def_txkey << 6;
1868 		} else {
1869 			if (k->wk_cipher->ic_cipher == IEEE80211_CIPHER_TKIP) {
1870 				iv[0] = k->wk_keytsc >> 8;
1871 				iv[1] = (iv[0] | 0x20) & 0x7f;
1872 				iv[2] = k->wk_keytsc;
1873 			} else /* CCMP */ {
1874 				iv[0] = k->wk_keytsc;
1875 				iv[1] = k->wk_keytsc >> 8;
1876 				iv[2] = 0;
1877 			}
1878 			iv[3] = k->wk_keyix << 6 | IEEE80211_WEP_EXTIV;
1879 			iv[4] = k->wk_keytsc >> 16;
1880 			iv[5] = k->wk_keytsc >> 24;
1881 			iv[6] = k->wk_keytsc >> 32;
1882 			iv[7] = k->wk_keytsc >> 40;
1883 		}
1884 		if(run_write_region_1(sc, RT2860_IVEIV(wcid), iv, 8))
1885 			goto fail;
1886 	}
1887 
1888 	if (k->wk_flags & IEEE80211_KEY_GROUP) {
1889 		/* install group key */
1890 		if(run_read(sc, RT2860_SKEY_MODE_0_7, &attr))
1891 			goto fail;
1892 		attr &= ~(0xf << (k->wk_keyix * 4));
1893 		attr |= mode << (k->wk_keyix * 4);
1894 		if(run_write(sc, RT2860_SKEY_MODE_0_7, attr))
1895 			goto fail;
1896 	} else {
1897 		/* install pairwise key */
1898 		if(run_read(sc, RT2860_WCID_ATTR(wcid), &attr))
1899 			goto fail;
1900 		attr = (attr & ~0xf) | (mode << 1) | RT2860_RX_PKEY_EN;
1901 		if(run_write(sc, RT2860_WCID_ATTR(wcid), attr))
1902 			goto fail;
1903 	}
1904 
1905 	/* TODO create a pass-thru key entry? */
1906 
1907 fail:
1908 	RUN_UNLOCK(sc);
1909 	return (error? 0 : 1);
1910 }
1911 
1912 /*
1913  * return 0 on error
1914  */
1915 static int
1916 run_key_delete(struct ieee80211vap *vap, const struct ieee80211_key *k)
1917 {
1918 	struct ieee80211com *ic = vap->iv_ic;
1919 	struct run_softc *sc = ic->ic_ifp->if_softc;
1920 	struct ieee80211_node *ni = vap->iv_bss;
1921 	struct ieee80211_node_table *nt = &ic->ic_sta;
1922 	uint32_t attr;
1923 	uint8_t wcid;
1924 	int error = 0;
1925 	uint8_t nislocked, cislocked;
1926 
1927 	if((nislocked = IEEE80211_NODE_IS_LOCKED(nt)))
1928 		IEEE80211_NODE_UNLOCK(nt);
1929 	if((cislocked = mtx_owned(&ic->ic_comlock.mtx)))
1930 		IEEE80211_UNLOCK(ic);
1931 	RUN_LOCK(sc);
1932 
1933 	if (k->wk_flags & IEEE80211_KEY_GROUP) {
1934 		/* remove group key */
1935 		if(run_read(sc, RT2860_SKEY_MODE_0_7, &attr))
1936 			goto fail;
1937 		attr &= ~(0xf << (k->wk_keyix * 4));
1938 		if(run_write(sc, RT2860_SKEY_MODE_0_7, attr))
1939 			goto fail;
1940 	} else {
1941 		/* remove pairwise key */
1942 		wcid = RUN_AID2WCID((ni != NULL) ? ni->ni_associd : 0);
1943 		if(run_read(sc, RT2860_WCID_ATTR(wcid), &attr))
1944 			goto fail;
1945 		attr &= ~0xf;
1946 		if(run_write(sc, RT2860_WCID_ATTR(wcid), attr))
1947 			goto fail;
1948 	}
1949 
1950 fail:
1951 	RUN_UNLOCK(sc);
1952 	if(cislocked)
1953 		IEEE80211_LOCK(ic);
1954 	if(nislocked)
1955 		IEEE80211_NODE_LOCK(nt);
1956 
1957 	return (error? 0 : 1);
1958 }
1959 
1960 static void
1961 run_ratectl_start(struct run_softc *sc, struct ieee80211_node *ni)
1962 {
1963 	struct ieee80211vap *vap = ni->ni_vap;
1964 	struct run_vap *rvp = RUN_VAP(vap);
1965 	uint32_t sta[3];
1966 
1967 	RUN_LOCK_ASSERT(sc, MA_OWNED);
1968 
1969 	/* read statistic counters (clear on read) and update AMRR state */
1970 	run_read_region_1(sc, RT2860_TX_STA_CNT0,
1971 	    (uint8_t *)sta, sizeof sta);
1972 
1973 	ieee80211_ratectl_node_init(ni);
1974 
1975 	/* start at lowest available bit-rate, AMRR will raise */
1976 	ni->ni_txrate = 2;
1977 
1978 	/* start calibration timer */
1979 	rvp->ratectl_run = RUN_RATECTL_ON;
1980 	usb_callout_reset(&rvp->ratectl_ch, hz, run_ratectl_to, rvp);
1981 }
1982 
1983 static void
1984 run_ratectl_to(void *arg)
1985 {
1986 	struct run_vap *rvp = arg;
1987 
1988 	/* do it in a process context, so it can go sleep */
1989 	ieee80211_runtask(rvp->vap.iv_ic, &rvp->ratectl_task);
1990 	/* next timeout will be rescheduled in the callback task */
1991 }
1992 
1993 /* ARGSUSED */
1994 static void
1995 run_ratectl_cb(void *arg, int pending)
1996 {
1997 	struct run_vap *rvp = arg;
1998 	struct ieee80211vap *vap = &rvp->vap;
1999 	struct ieee80211com *ic = vap->iv_ic;
2000 	struct run_softc *sc = ic->ic_ifp->if_softc;
2001 
2002 	if (ic->ic_opmode == IEEE80211_M_STA)
2003 		run_iter_func(rvp, vap->iv_bss);
2004 	else {
2005 		/*
2006 		 * run_reset_livelock() doesn't do anything with AMRR,
2007 		 * but Ralink wants us to call it every 1 sec. So, we
2008 		 * piggyback here rather than creating another callout.
2009 		 * Livelock may occur only in HOSTAP or IBSS mode
2010 		 * (when h/w is sending beacons).
2011 		 */
2012 		RUN_LOCK(sc);
2013 		run_reset_livelock(sc);
2014 		RUN_UNLOCK(sc);
2015 		ieee80211_iterate_nodes(&ic->ic_sta, run_iter_func, rvp);
2016 	}
2017 
2018 	if(rvp->ratectl_run == RUN_RATECTL_ON)
2019 		usb_callout_reset(&rvp->ratectl_ch, hz, run_ratectl_to, rvp);
2020 }
2021 
2022 
2023 static void
2024 run_iter_func(void *arg, struct ieee80211_node *ni)
2025 {
2026 	struct run_vap *rvp = arg;
2027 	struct ieee80211com *ic = rvp->vap.iv_ic;
2028 	struct ifnet *ifp = ic->ic_ifp;
2029 	struct run_softc *sc = ifp->if_softc;
2030 	struct ieee80211_node_table *nt = &ic->ic_sta;
2031 	uint32_t sta[3], stat;
2032 	int error;
2033 	uint8_t wcid, mcs, pid;
2034 	struct ieee80211vap *vap = ni->ni_vap;
2035 	int txcnt = 0, success = 0, retrycnt = 0;
2036 
2037 	if(ic->ic_opmode != IEEE80211_M_STA)
2038 		IEEE80211_NODE_ITERATE_UNLOCK(nt);
2039 
2040 	RUN_LOCK(sc);
2041 
2042 	if(ic->ic_opmode != IEEE80211_M_STA){
2043 		/* drain Tx status FIFO (maxsize = 16) */
2044 		run_read(sc, RT2860_TX_STAT_FIFO, &stat);
2045 		while (stat & RT2860_TXQ_VLD) {
2046 			DPRINTFN(4, "tx stat 0x%08x\n", stat);
2047 
2048 			wcid = (stat >> RT2860_TXQ_WCID_SHIFT) & 0xff;
2049 
2050 			/* if no ACK was requested, no feedback is available */
2051 			if (!(stat & RT2860_TXQ_ACKREQ) || wcid == 0xff)
2052 				continue;
2053 
2054 			/* update per-STA AMRR stats */
2055 			if (stat & RT2860_TXQ_OK) {
2056 				/*
2057 				 * Check if there were retries, ie if the Tx
2058 				 * success rate is different from the requested
2059 				 * rate.  Note that it works only because we do
2060 				 * not allow rate fallback from OFDM to CCK.
2061 				 */
2062 				mcs = (stat >> RT2860_TXQ_MCS_SHIFT) & 0x7f;
2063 				pid = (stat >> RT2860_TXQ_PID_SHIFT) & 0xf;
2064 				if (mcs + 1 != pid)
2065 					retrycnt = 1;
2066 				ieee80211_ratectl_tx_complete(vap, ni,
2067 				    IEEE80211_RATECTL_TX_SUCCESS,
2068 				    &retrycnt, NULL);
2069 			} else {
2070 				retrycnt = 1;
2071 				ieee80211_ratectl_tx_complete(vap, ni,
2072 				    IEEE80211_RATECTL_TX_SUCCESS,
2073 				    &retrycnt, NULL);
2074 				ifp->if_oerrors++;
2075 			}
2076 			run_read_region_1(sc, RT2860_TX_STAT_FIFO,
2077 			    (uint8_t *)&stat, sizeof stat);
2078 		}
2079 	} else {
2080 		/* read statistic counters (clear on read) and update AMRR state */
2081 		error = run_read_region_1(sc, RT2860_TX_STA_CNT0, (uint8_t *)sta,
2082 		    sizeof sta);
2083 		if (error != 0)
2084 			goto skip;
2085 
2086 		DPRINTFN(3, "retrycnt=%d txcnt=%d failcnt=%d\n",
2087 		    le32toh(sta[1]) >> 16, le32toh(sta[1]) & 0xffff,
2088 		    le32toh(sta[0]) & 0xffff);
2089 
2090 		/* count failed TX as errors */
2091 		ifp->if_oerrors += le32toh(sta[0]) & 0xffff;
2092 
2093 		retrycnt =
2094 		    (le32toh(sta[0]) & 0xffff) +	/* failed TX count */
2095 		    (le32toh(sta[1]) >> 16);		/* TX retransmission count */
2096 
2097 		txcnt =
2098 		    retrycnt +
2099 		    (le32toh(sta[1]) & 0xffff);		/* successful TX count */
2100 
2101 		success =
2102 		    (le32toh(sta[1]) >> 16) +
2103 		    (le32toh(sta[1]) & 0xffff);
2104 		ieee80211_ratectl_tx_update(vap, ni, &txcnt, &success,
2105 		    &retrycnt);
2106 	}
2107 
2108 	ieee80211_ratectl_rate(ni, NULL, 0);
2109 
2110 skip:;
2111 	RUN_UNLOCK(sc);
2112 
2113 	if(ic->ic_opmode != IEEE80211_M_STA)
2114 		IEEE80211_NODE_ITERATE_LOCK(nt);
2115 }
2116 
2117 static void
2118 run_newassoc(struct ieee80211_node *ni, int isnew)
2119 {
2120 	struct run_node *rn = (void *)ni;
2121 	struct ieee80211_rateset *rs = &ni->ni_rates;
2122 	uint8_t rate;
2123 	int ridx, i, j;
2124 
2125 	DPRINTF("new assoc isnew=%d addr=%s\n",
2126 	    isnew, ether_sprintf(ni->ni_macaddr));
2127 
2128 	for (i = 0; i < rs->rs_nrates; i++) {
2129 		rate = rs->rs_rates[i] & IEEE80211_RATE_VAL;
2130 		/* convert 802.11 rate to hardware rate index */
2131 		for (ridx = 0; ridx < RT2860_RIDX_MAX; ridx++)
2132 			if (rt2860_rates[ridx].rate == rate)
2133 				break;
2134 		rn->ridx[i] = ridx;
2135 		/* determine rate of control response frames */
2136 		for (j = i; j >= 0; j--) {
2137 			if ((rs->rs_rates[j] & IEEE80211_RATE_BASIC) &&
2138 			    rt2860_rates[rn->ridx[i]].phy ==
2139 			    rt2860_rates[rn->ridx[j]].phy)
2140 				break;
2141 		}
2142 		if (j >= 0) {
2143 			rn->ctl_ridx[i] = rn->ridx[j];
2144 		} else {
2145 			/* no basic rate found, use mandatory one */
2146 			rn->ctl_ridx[i] = rt2860_rates[ridx].ctl_ridx;
2147 		}
2148 		DPRINTF("rate=0x%02x ridx=%d ctl_ridx=%d\n",
2149 		    rs->rs_rates[i], rn->ridx[i], rn->ctl_ridx[i]);
2150 	}
2151 }
2152 
2153 /*
2154  * Return the Rx chain with the highest RSSI for a given frame.
2155  */
2156 static __inline uint8_t
2157 run_maxrssi_chain(struct run_softc *sc, const struct rt2860_rxwi *rxwi)
2158 {
2159 	uint8_t rxchain = 0;
2160 
2161 	if (sc->nrxchains > 1) {
2162 		if (rxwi->rssi[1] > rxwi->rssi[rxchain])
2163 			rxchain = 1;
2164 		if (sc->nrxchains > 2)
2165 			if (rxwi->rssi[2] > rxwi->rssi[rxchain])
2166 				rxchain = 2;
2167 	}
2168 	return rxchain;
2169 }
2170 
2171 static void
2172 run_rx_frame(struct run_softc *sc, struct mbuf *m, uint32_t dmalen)
2173 {
2174 	struct ifnet *ifp = sc->sc_ifp;
2175 	struct ieee80211vap *vap = &sc->sc_rvp->vap;
2176 	struct ieee80211com *ic = ifp->if_l2com;
2177 	struct ieee80211_frame *wh;
2178 	struct ieee80211_node *ni;
2179 	struct rt2870_rxd *rxd;
2180 	struct rt2860_rxwi *rxwi;
2181 	uint32_t flags;
2182 	uint16_t len, phy;
2183 	uint8_t ant, rssi;
2184 	int8_t nf;
2185 
2186 	rxwi = mtod(m, struct rt2860_rxwi *);
2187 	len = le16toh(rxwi->len) & 0xfff;
2188 	if (__predict_false(len > dmalen)) {
2189 		m_freem(m);
2190 		ifp->if_ierrors++;
2191 		DPRINTF("bad RXWI length %u > %u\n", len, dmalen);
2192 		return;
2193 	}
2194 	/* Rx descriptor is located at the end */
2195 	rxd = (struct rt2870_rxd *)(mtod(m, caddr_t) + dmalen);
2196 	flags = le32toh(rxd->flags);
2197 
2198 	if (__predict_false(flags & (RT2860_RX_CRCERR | RT2860_RX_ICVERR))) {
2199 		m_freem(m);
2200 		ifp->if_ierrors++;
2201 		DPRINTF("%s error.\n", (flags & RT2860_RX_CRCERR)?"CRC":"ICV");
2202 		return;
2203 	}
2204 
2205 	m->m_data += sizeof(struct rt2860_rxwi);
2206 	m->m_pkthdr.len = m->m_len -= sizeof(struct rt2860_rxwi);
2207 
2208 	wh = mtod(m, struct ieee80211_frame *);
2209 
2210 	if (wh->i_fc[1] & IEEE80211_FC1_WEP){
2211 		wh->i_fc[1] &= ~IEEE80211_FC1_WEP;
2212 		m->m_flags |= M_WEP;
2213 	}
2214 
2215 	if (flags & RT2860_RX_L2PAD){
2216 		DPRINTFN(8, "received RT2860_RX_L2PAD frame\n");
2217 		len += 2;
2218 	}
2219 
2220 	if (__predict_false(flags & RT2860_RX_MICERR)) {
2221 		/* report MIC failures to net80211 for TKIP */
2222 		ieee80211_notify_michael_failure(vap, wh, rxwi->keyidx);
2223 		m_freem(m);
2224 		ifp->if_ierrors++;
2225 		DPRINTF("MIC error. Someone is lying.\n");
2226 		return;
2227 	}
2228 
2229 	ant = run_maxrssi_chain(sc, rxwi);
2230 	rssi = rxwi->rssi[ant];
2231 	nf = run_rssi2dbm(sc, rssi, ant);
2232 
2233 	m->m_pkthdr.rcvif = ifp;
2234 	m->m_pkthdr.len = m->m_len = len;
2235 
2236 	ni = ieee80211_find_rxnode(ic,
2237 	    mtod(m, struct ieee80211_frame_min *));
2238 	if (ni != NULL) {
2239 		(void)ieee80211_input(ni, m, rssi, nf);
2240 		ieee80211_free_node(ni);
2241 	} else {
2242 		(void)ieee80211_input_all(ic, m, rssi, nf);
2243 	}
2244 
2245 	if(__predict_false(ieee80211_radiotap_active(ic))){
2246 		struct run_rx_radiotap_header *tap = &sc->sc_rxtap;
2247 
2248 		tap->wr_flags = 0;
2249 		tap->wr_chan_freq = htole16(ic->ic_bsschan->ic_freq);
2250 		tap->wr_chan_flags = htole16(ic->ic_bsschan->ic_flags);
2251 		tap->wr_antsignal = rssi;
2252 		tap->wr_antenna = ant;
2253 		tap->wr_dbm_antsignal = run_rssi2dbm(sc, rssi, ant);
2254 		tap->wr_rate = 2;	/* in case it can't be found below */
2255 		phy = le16toh(rxwi->phy);
2256 		switch (phy & RT2860_PHY_MODE) {
2257 		case RT2860_PHY_CCK:
2258 			switch ((phy & RT2860_PHY_MCS) & ~RT2860_PHY_SHPRE) {
2259 			case 0:	tap->wr_rate =   2; break;
2260 			case 1:	tap->wr_rate =   4; break;
2261 			case 2:	tap->wr_rate =  11; break;
2262 			case 3:	tap->wr_rate =  22; break;
2263 			}
2264 			if (phy & RT2860_PHY_SHPRE)
2265 				tap->wr_flags |= IEEE80211_RADIOTAP_F_SHORTPRE;
2266 			break;
2267 		case RT2860_PHY_OFDM:
2268 			switch (phy & RT2860_PHY_MCS) {
2269 			case 0:	tap->wr_rate =  12; break;
2270 			case 1:	tap->wr_rate =  18; break;
2271 			case 2:	tap->wr_rate =  24; break;
2272 			case 3:	tap->wr_rate =  36; break;
2273 			case 4:	tap->wr_rate =  48; break;
2274 			case 5:	tap->wr_rate =  72; break;
2275 			case 6:	tap->wr_rate =  96; break;
2276 			case 7:	tap->wr_rate = 108; break;
2277 			}
2278 			break;
2279 		}
2280 	}
2281 }
2282 
2283 static void
2284 run_bulk_rx_callback(struct usb_xfer *xfer, usb_error_t error)
2285 {
2286 	struct run_softc *sc = usbd_xfer_softc(xfer);
2287 	struct ifnet *ifp = sc->sc_ifp;
2288 	struct mbuf *m = NULL;
2289 	struct mbuf *m0;
2290 	uint32_t dmalen;
2291 	int xferlen;
2292 
2293 	usbd_xfer_status(xfer, &xferlen, NULL, NULL, NULL);
2294 
2295 	switch (USB_GET_STATE(xfer)) {
2296 	case USB_ST_TRANSFERRED:
2297 
2298 		DPRINTFN(15, "rx done, actlen=%d\n", xferlen);
2299 
2300 		if (xferlen < sizeof (uint32_t) +
2301 		    sizeof (struct rt2860_rxwi) + sizeof (struct rt2870_rxd)) {
2302 			DPRINTF("xfer too short %d\n", xferlen);
2303 			goto tr_setup;
2304 		}
2305 
2306 		m = sc->rx_m;
2307 		sc->rx_m = NULL;
2308 
2309 		/* FALLTHROUGH */
2310 	case USB_ST_SETUP:
2311 tr_setup:
2312 		if (sc->rx_m == NULL) {
2313 			sc->rx_m = m_getjcl(M_DONTWAIT, MT_DATA, M_PKTHDR,
2314 			    MJUMPAGESIZE /* xfer can be bigger than MCLBYTES */);
2315 		}
2316 		if (sc->rx_m == NULL) {
2317 			DPRINTF("could not allocate mbuf - idle with stall\n");
2318 			ifp->if_ierrors++;
2319 			usbd_xfer_set_stall(xfer);
2320 			usbd_xfer_set_frames(xfer, 0);
2321 		} else {
2322 			/*
2323 			 * Directly loading a mbuf cluster into DMA to
2324 			 * save some data copying. This works because
2325 			 * there is only one cluster.
2326 			 */
2327 			usbd_xfer_set_frame_data(xfer, 0,
2328 			    mtod(sc->rx_m, caddr_t), RUN_MAX_RXSZ);
2329 			usbd_xfer_set_frames(xfer, 1);
2330 		}
2331 		usbd_transfer_submit(xfer);
2332 		break;
2333 
2334 	default:	/* Error */
2335 		if (error != USB_ERR_CANCELLED) {
2336 			/* try to clear stall first */
2337 			usbd_xfer_set_stall(xfer);
2338 
2339 			if (error == USB_ERR_TIMEOUT)
2340 				device_printf(sc->sc_dev, "device timeout\n");
2341 
2342 			ifp->if_ierrors++;
2343 
2344 			goto tr_setup;
2345 		}
2346 		if(sc->rx_m != NULL){
2347 			m_freem(sc->rx_m);
2348 			sc->rx_m = NULL;
2349 		}
2350 		break;
2351 	}
2352 
2353 	if (m == NULL)
2354 		return;
2355 
2356 	/* inputting all the frames must be last */
2357 
2358 	RUN_UNLOCK(sc);
2359 
2360 	m->m_pkthdr.len = m->m_len = xferlen;
2361 
2362 	/* HW can aggregate multiple 802.11 frames in a single USB xfer */
2363 	for(;;) {
2364 		dmalen = le32toh(*mtod(m, uint32_t *)) & 0xffff;
2365 
2366 		if ((dmalen == 0) || ((dmalen & 3) != 0)) {
2367 			DPRINTF("bad DMA length %u\n", dmalen);
2368 			break;
2369 		}
2370 		if ((dmalen + 8) > xferlen) {
2371 			DPRINTF("bad DMA length %u > %d\n",
2372 			dmalen + 8, xferlen);
2373 			break;
2374 		}
2375 
2376 		/* If it is the last one or a single frame, we won't copy. */
2377 		if((xferlen -= dmalen + 8) <= 8){
2378 			/* trim 32-bit DMA-len header */
2379 			m->m_data += 4;
2380 			m->m_pkthdr.len = m->m_len -= 4;
2381 			run_rx_frame(sc, m, dmalen);
2382 			break;
2383 		}
2384 
2385 		/* copy aggregated frames to another mbuf */
2386 		m0 = m_getcl(M_DONTWAIT, MT_DATA, M_PKTHDR);
2387 		if (__predict_false(m0 == NULL)) {
2388 			DPRINTF("could not allocate mbuf\n");
2389 			ifp->if_ierrors++;
2390 			break;
2391 		}
2392 		m_copydata(m, 4 /* skip 32-bit DMA-len header */,
2393 		    dmalen + sizeof(struct rt2870_rxd), mtod(m0, caddr_t));
2394 		m0->m_pkthdr.len = m0->m_len =
2395 		    dmalen + sizeof(struct rt2870_rxd);
2396 		run_rx_frame(sc, m0, dmalen);
2397 
2398 		/* update data ptr */
2399 		m->m_data += dmalen + 8;
2400 		m->m_pkthdr.len = m->m_len -= dmalen + 8;
2401 	}
2402 
2403 	RUN_LOCK(sc);
2404 }
2405 
2406 static void
2407 run_tx_free(struct run_endpoint_queue *pq,
2408     struct run_tx_data *data, int txerr)
2409 {
2410 	if (data->m != NULL) {
2411 		if (data->m->m_flags & M_TXCB)
2412 			ieee80211_process_callback(data->ni, data->m,
2413 			    txerr ? ETIMEDOUT : 0);
2414 		m_freem(data->m);
2415 		data->m = NULL;
2416 
2417 		if(data->ni == NULL) {
2418 			DPRINTF("no node\n");
2419 		} else {
2420 			ieee80211_free_node(data->ni);
2421 			data->ni = NULL;
2422 		}
2423 	}
2424 
2425 	STAILQ_INSERT_TAIL(&pq->tx_fh, data, next);
2426 	pq->tx_nfree++;
2427 }
2428 
2429 static void
2430 run_bulk_tx_callbackN(struct usb_xfer *xfer, usb_error_t error, unsigned int index)
2431 {
2432 	struct run_softc *sc = usbd_xfer_softc(xfer);
2433 	struct ifnet *ifp = sc->sc_ifp;
2434 	struct run_tx_data *data;
2435 	struct ieee80211vap *vap = NULL;
2436 	struct usb_page_cache *pc;
2437 	struct run_endpoint_queue *pq = &sc->sc_epq[index];
2438 	struct mbuf *m;
2439 	usb_frlength_t size;
2440 	unsigned int len;
2441 	int actlen;
2442 	int sumlen;
2443 
2444 	usbd_xfer_status(xfer, &actlen, &sumlen, NULL, NULL);
2445 
2446 	switch (USB_GET_STATE(xfer)){
2447 	case USB_ST_TRANSFERRED:
2448 		DPRINTFN(11, "transfer complete: %d "
2449 		    "bytes @ index %d\n", actlen, index);
2450 
2451 		data = usbd_xfer_get_priv(xfer);
2452 
2453 		run_tx_free(pq, data, 0);
2454 		ifp->if_drv_flags &= ~IFF_DRV_OACTIVE;
2455 
2456 		usbd_xfer_set_priv(xfer, NULL);
2457 
2458 		ifp->if_opackets++;
2459 
2460 		/* FALLTHROUGH */
2461 	case USB_ST_SETUP:
2462 tr_setup:
2463 		data = STAILQ_FIRST(&pq->tx_qh);
2464 		if(data == NULL)
2465 			break;
2466 
2467 		STAILQ_REMOVE_HEAD(&pq->tx_qh, next);
2468 
2469 		m = data->m;
2470 		if (m->m_pkthdr.len > RUN_MAX_TXSZ) {
2471 			DPRINTF("data overflow, %u bytes\n",
2472 			    m->m_pkthdr.len);
2473 
2474 			ifp->if_oerrors++;
2475 
2476 			run_tx_free(pq, data, 1);
2477 
2478 			goto tr_setup;
2479 		}
2480 
2481 		pc = usbd_xfer_get_frame(xfer, 0);
2482 		size = sizeof(data->desc);
2483 		usbd_copy_in(pc, 0, &data->desc, size);
2484 		usbd_m_copy_in(pc, size, m, 0, m->m_pkthdr.len);
2485 
2486 		vap = data->ni->ni_vap;
2487 		if (ieee80211_radiotap_active_vap(vap)) {
2488 			struct run_tx_radiotap_header *tap = &sc->sc_txtap;
2489 
2490 			tap->wt_flags = 0;
2491 			tap->wt_rate = rt2860_rates[data->ridx].rate;
2492 			tap->wt_chan_freq = htole16(vap->iv_bss->ni_chan->ic_freq);
2493 			tap->wt_chan_flags = htole16(vap->iv_bss->ni_chan->ic_flags);
2494 			tap->wt_hwqueue = index;
2495 			if (data->mcs & RT2860_PHY_SHPRE)
2496 				tap->wt_flags |= IEEE80211_RADIOTAP_F_SHORTPRE;
2497 
2498 			ieee80211_radiotap_tx(vap, m);
2499 		}
2500 
2501 		/* align end on a 4-bytes boundary */
2502 		len = (size + m->m_pkthdr.len + 3) & ~3;
2503 
2504 		DPRINTFN(11, "sending frame len=%u xferlen=%u @ index %d\n",
2505 			m->m_pkthdr.len, len, index);
2506 
2507 		usbd_xfer_set_frame_len(xfer, 0, len);
2508 		usbd_xfer_set_priv(xfer, data);
2509 
2510 		usbd_transfer_submit(xfer);
2511 
2512 		RUN_UNLOCK(sc);
2513 		run_start(ifp);
2514 		RUN_LOCK(sc);
2515 
2516 		break;
2517 
2518 	default:
2519 		DPRINTF("USB transfer error, %s\n",
2520 		    usbd_errstr(error));
2521 
2522 		data = usbd_xfer_get_priv(xfer);
2523 
2524 		ifp->if_oerrors++;
2525 
2526 		if (data != NULL) {
2527 			run_tx_free(pq, data, error);
2528 			usbd_xfer_set_priv(xfer, NULL);
2529 		}
2530 
2531 		if (error != USB_ERR_CANCELLED) {
2532 			if (error == USB_ERR_TIMEOUT) {
2533 				device_printf(sc->sc_dev, "device timeout\n");
2534 				ieee80211_runtask(ifp->if_l2com, &sc->usb_timeout_task);
2535 			}
2536 
2537 			/*
2538 			 * Try to clear stall first, also if other
2539 			 * errors occur, hence clearing stall
2540 			 * introduces a 50 ms delay:
2541 			 */
2542 			usbd_xfer_set_stall(xfer);
2543 			goto tr_setup;
2544 		}
2545 		break;
2546 	}
2547 }
2548 
2549 static void
2550 run_bulk_tx_callback0(struct usb_xfer *xfer, usb_error_t error)
2551 {
2552 	run_bulk_tx_callbackN(xfer, error, 0);
2553 }
2554 
2555 static void
2556 run_bulk_tx_callback1(struct usb_xfer *xfer, usb_error_t error)
2557 {
2558 	run_bulk_tx_callbackN(xfer, error, 1);
2559 }
2560 
2561 static void
2562 run_bulk_tx_callback2(struct usb_xfer *xfer, usb_error_t error)
2563 {
2564 	run_bulk_tx_callbackN(xfer, error, 2);
2565 }
2566 
2567 static void
2568 run_bulk_tx_callback3(struct usb_xfer *xfer, usb_error_t error)
2569 {
2570 	run_bulk_tx_callbackN(xfer, error, 3);
2571 }
2572 
2573 static void
2574 run_bulk_tx_callback4(struct usb_xfer *xfer, usb_error_t error)
2575 {
2576 	run_bulk_tx_callbackN(xfer, error, 4);
2577 }
2578 
2579 static void
2580 run_bulk_tx_callback5(struct usb_xfer *xfer, usb_error_t error)
2581 {
2582 	run_bulk_tx_callbackN(xfer, error, 5);
2583 }
2584 
2585 static void
2586 run_set_tx_desc(struct run_softc *sc, struct run_tx_data *data,
2587 	uint8_t wflags, uint8_t xflags, uint8_t opflags, uint8_t dflags,
2588 	uint8_t type, uint8_t pad)
2589 {
2590 	struct mbuf *m = data->m;
2591 	struct ieee80211com *ic = sc->sc_ifp->if_l2com;
2592 	struct ieee80211vap *vap = &sc->sc_rvp->vap;
2593 	struct ieee80211_frame *wh;
2594 	struct rt2870_txd *txd;
2595 	struct rt2860_txwi *txwi;
2596 	int xferlen;
2597 	uint8_t mcs;
2598 	uint8_t ridx = data->ridx;
2599 
2600 	/* get MCS code from rate index */
2601 	data->mcs = mcs = rt2860_rates[ridx].mcs;
2602 
2603 	xferlen = sizeof(*txwi) + m->m_pkthdr.len;
2604 
2605 	/* roundup to 32-bit alignment */
2606 	xferlen = (xferlen + 3) & ~3;
2607 
2608 	txd = (struct rt2870_txd *)&data->desc;
2609 	txd->flags = dflags;
2610 	txd->len = htole16(xferlen);
2611 
2612 	/* setup TX Wireless Information */
2613 	txwi = (struct rt2860_txwi *)(txd + 1);
2614 	txwi->flags = wflags;
2615 	txwi->xflags = xflags;
2616 	txwi->wcid = (type == IEEE80211_FC0_TYPE_DATA) ?
2617 	    RUN_AID2WCID(data->ni->ni_associd) : 0xff;
2618 	txwi->len = htole16(m->m_pkthdr.len - pad);
2619 	if (rt2860_rates[ridx].phy == IEEE80211_T_DS) {
2620 		txwi->phy = htole16(RT2860_PHY_CCK);
2621 		if (ridx != RT2860_RIDX_CCK1 &&
2622 		    (ic->ic_flags & IEEE80211_F_SHPREAMBLE))
2623 			mcs |= RT2860_PHY_SHPRE;
2624 	} else
2625 		txwi->phy = htole16(RT2860_PHY_OFDM);
2626 	txwi->phy |= htole16(mcs);
2627 
2628 	wh = mtod(m, struct ieee80211_frame *);
2629 
2630 	/* check if RTS/CTS or CTS-to-self protection is required */
2631 	if (!IEEE80211_IS_MULTICAST(wh->i_addr1) &&
2632 	    (m->m_pkthdr.len + IEEE80211_CRC_LEN > vap->iv_rtsthreshold ||
2633 	     ((ic->ic_flags & IEEE80211_F_USEPROT) &&
2634 	      rt2860_rates[ridx].phy == IEEE80211_T_OFDM)))
2635 		txwi->txop = RT2860_TX_TXOP_HT | opflags;
2636 	else
2637 		txwi->txop = RT2860_TX_TXOP_BACKOFF | opflags;
2638 }
2639 
2640 /* This function must be called locked */
2641 static int
2642 run_tx(struct run_softc *sc, struct mbuf *m, struct ieee80211_node *ni)
2643 {
2644 	struct ieee80211com *ic = sc->sc_ifp->if_l2com;
2645 	struct ieee80211vap *vap = &sc->sc_rvp->vap;
2646 	struct ieee80211_frame *wh;
2647 	const struct ieee80211_txparam *tp;
2648 	struct run_tx_data *data;
2649 	uint16_t qos;
2650 	uint16_t dur;
2651 	uint8_t type;
2652 	uint8_t tid;
2653 	uint8_t qid;
2654 	uint8_t qflags;
2655 	uint8_t pad;
2656 	uint8_t xflags = 0;
2657 	int hasqos;
2658 	int ridx;
2659 	int ctl_ridx;
2660 
2661 	RUN_LOCK_ASSERT(sc, MA_OWNED);
2662 
2663 	wh = mtod(m, struct ieee80211_frame *);
2664 
2665 	type = wh->i_fc[0] & IEEE80211_FC0_TYPE_MASK;
2666 
2667 	/*
2668 	 * There are 7 bulk endpoints: 1 for RX
2669 	 * and 6 for TX (4 EDCAs + HCCA + Prio).
2670 	 * Update 03-14-2009:  some devices like the Planex GW-US300MiniS
2671 	 * seem to have only 4 TX bulk endpoints (Fukaumi Naoki).
2672 	 */
2673 	if ((hasqos = IEEE80211_QOS_HAS_SEQ(wh))) {
2674 		uint8_t *frm;
2675 
2676 		if(IEEE80211_HAS_ADDR4(wh))
2677 			frm = ((struct ieee80211_qosframe_addr4 *)wh)->i_qos;
2678 		else
2679 			frm =((struct ieee80211_qosframe *)wh)->i_qos;
2680 
2681 		qos = le16toh(*(const uint16_t *)frm);
2682 		tid = qos & IEEE80211_QOS_TID;
2683 		qid = TID_TO_WME_AC(tid);
2684 		pad = 2;
2685 	} else {
2686 		qos = 0;
2687 		tid = 0;
2688 		qid = WME_AC_BE;
2689 		pad = 0;
2690 	}
2691 	qflags = (qid < 4) ? RT2860_TX_QSEL_EDCA : RT2860_TX_QSEL_HCCA;
2692 
2693 	DPRINTFN(8, "qos %d\tqid %d\ttid %d\tqflags %x\n",
2694 	    qos, qid, tid, qflags);
2695 
2696 	tp = &vap->iv_txparms[ieee80211_chan2mode(ni->ni_chan)];
2697 
2698 	/* pickup a rate index */
2699 	if (IEEE80211_IS_MULTICAST(wh->i_addr1) ||
2700 	    type != IEEE80211_FC0_TYPE_DATA) {
2701 		ridx = (ic->ic_curmode == IEEE80211_MODE_11A) ?
2702 		    RT2860_RIDX_OFDM6 : RT2860_RIDX_CCK1;
2703 		ctl_ridx = rt2860_rates[ridx].ctl_ridx;
2704 	} else if (tp->ucastrate != IEEE80211_FIXED_RATE_NONE) {
2705 		ridx = sc->fixed_ridx;
2706 		ctl_ridx = rt2860_rates[ridx].ctl_ridx;
2707 	} else {
2708 		for (ridx = 0; ridx < RT2860_RIDX_MAX; ridx++){
2709 		        if (rt2860_rates[ridx].rate == ni->ni_txrate)
2710 		                break;
2711 		}
2712 		ctl_ridx = rt2860_rates[ridx].ctl_ridx;
2713 	}
2714 
2715 	if (!IEEE80211_IS_MULTICAST(wh->i_addr1) &&
2716 	    (!hasqos || (qos & IEEE80211_QOS_ACKPOLICY) !=
2717 	     IEEE80211_QOS_ACKPOLICY_NOACK)) {
2718 		xflags |= RT2860_TX_ACK;
2719 		if (ic->ic_flags & IEEE80211_F_SHPREAMBLE)
2720 			dur = rt2860_rates[ridx].sp_ack_dur;
2721 		else
2722 			dur = rt2860_rates[ridx].lp_ack_dur;
2723 		*(uint16_t *)wh->i_dur = htole16(dur);
2724 	}
2725 
2726 	/* reserve slots for mgmt packets, just in case */
2727 	if (sc->sc_epq[qid].tx_nfree < 3) {
2728 		DPRINTFN(10, "tx ring %d is full\n", qid);
2729 		return (-1);
2730 	}
2731 
2732 	data = STAILQ_FIRST(&sc->sc_epq[qid].tx_fh);
2733 	STAILQ_REMOVE_HEAD(&sc->sc_epq[qid].tx_fh, next);
2734 	sc->sc_epq[qid].tx_nfree--;
2735 
2736 	data->m = m;
2737 	data->ni = ni;
2738 	data->ridx = ridx;
2739 
2740 	run_set_tx_desc(sc, data, 0, xflags, 0, qflags, type, pad);
2741 
2742         STAILQ_INSERT_TAIL(&sc->sc_epq[qid].tx_qh, data, next);
2743 
2744 	usbd_transfer_start(sc->sc_xfer[qid]);
2745 
2746 	DPRINTFN(8, "sending data frame len=%d rate=%d qid=%d\n", m->m_pkthdr.len +
2747 	    (int)(sizeof (struct rt2870_txd) + sizeof (struct rt2860_rxwi)),
2748 	    rt2860_rates[ridx].rate, qid);
2749 
2750 	return (0);
2751 }
2752 
2753 static int
2754 run_tx_mgt(struct run_softc *sc, struct mbuf *m, struct ieee80211_node *ni)
2755 {
2756 	const struct ieee80211_txparam *tp;
2757 	struct ifnet *ifp = sc->sc_ifp;
2758 	struct ieee80211vap *vap = ni->ni_vap;
2759 	struct ieee80211com *ic = ifp->if_l2com;
2760 	struct run_tx_data *data;
2761 	struct ieee80211_frame *wh;
2762 	int ridx;
2763 	uint16_t dur;
2764 	uint8_t type;
2765 	uint8_t xflags = 0;
2766 
2767 	RUN_LOCK_ASSERT(sc, MA_OWNED);
2768 
2769 	wh = mtod(m, struct ieee80211_frame *);
2770 
2771 	type = wh->i_fc[0] & IEEE80211_FC0_TYPE_MASK;
2772 	tp = &vap->iv_txparms[ieee80211_chan2mode(ic->ic_curchan)];
2773 
2774 	if (!IEEE80211_IS_MULTICAST(wh->i_addr1)) {
2775 		xflags |= RT2860_TX_ACK;
2776 
2777 		dur = ieee80211_ack_duration(ic->ic_rt, tp->mgmtrate,
2778 		    ic->ic_flags & IEEE80211_F_SHPREAMBLE);
2779 		*(uint16_t *)wh->i_dur = htole16(dur);
2780 
2781 		/* tell hardware to add timestamp for probe responses */
2782 		if ((wh->i_fc[0] &
2783 		    (IEEE80211_FC0_TYPE_MASK | IEEE80211_FC0_SUBTYPE_MASK)) ==
2784 		    (IEEE80211_FC0_TYPE_MGT | IEEE80211_FC0_SUBTYPE_PROBE_RESP))
2785 			xflags |= RT2860_TX_TS;
2786 	}
2787 
2788 	if (sc->sc_epq[0].tx_nfree == 0) {
2789 		/* let caller free mbuf */
2790 		ifp->if_drv_flags |= IFF_DRV_OACTIVE;
2791 		return (EIO);
2792 	}
2793 	data = STAILQ_FIRST(&sc->sc_epq[0].tx_fh);
2794 	STAILQ_REMOVE_HEAD(&sc->sc_epq[0].tx_fh, next);
2795 	sc->sc_epq[0].tx_nfree--;
2796 
2797 	data->m = m;
2798 	data->ni = ni;
2799 	for (ridx = 0; ridx < RT2860_RIDX_MAX; ridx++)
2800 		if (rt2860_rates[ridx].rate == tp->mgmtrate)
2801 			break;
2802 	data->ridx = ridx;
2803 
2804 	run_set_tx_desc(sc, data, 0, xflags, 0, RT2860_TX_QSEL_MGMT,
2805 	    wh->i_fc[0] & IEEE80211_FC0_TYPE_MASK, 0);
2806 
2807 	DPRINTFN(10, "sending mgt frame len=%d rate=%d\n", m->m_pkthdr.len +
2808 	    (int)(sizeof (struct rt2870_txd) + sizeof (struct rt2860_rxwi)),
2809 	    tp->mgmtrate);
2810 
2811 	STAILQ_INSERT_TAIL(&sc->sc_epq[0].tx_qh, data, next);
2812 
2813 	usbd_transfer_start(sc->sc_xfer[0]);
2814 
2815 	return (0);
2816 }
2817 
2818 static int
2819 run_sendprot(struct run_softc *sc,
2820     const struct mbuf *m, struct ieee80211_node *ni, int prot, int rate)
2821 {
2822 	struct ieee80211com *ic = ni->ni_ic;
2823 	struct ieee80211_frame *wh;
2824 	struct run_tx_data *data;
2825 	struct mbuf *mprot;
2826 	int ridx;
2827 	int protrate;
2828 	int ackrate;
2829 	int pktlen;
2830 	int isshort;
2831 	uint16_t dur;
2832 	uint8_t type;
2833 	uint8_t wflags;
2834 	uint8_t txflags = 0;
2835 
2836 	RUN_LOCK_ASSERT(sc, MA_OWNED);
2837 
2838 	KASSERT(prot == IEEE80211_PROT_RTSCTS || prot == IEEE80211_PROT_CTSONLY,
2839 	    ("protection %d", prot));
2840 
2841 	wh = mtod(m, struct ieee80211_frame *);
2842 	pktlen = m->m_pkthdr.len + IEEE80211_CRC_LEN;
2843 	type = wh->i_fc[0] & IEEE80211_FC0_TYPE_MASK;
2844 
2845 	protrate = ieee80211_ctl_rate(ic->ic_rt, rate);
2846 	ackrate = ieee80211_ack_rate(ic->ic_rt, rate);
2847 
2848 	isshort = (ic->ic_flags & IEEE80211_F_SHPREAMBLE) != 0;
2849 	dur = ieee80211_compute_duration(ic->ic_rt, pktlen, rate, isshort);
2850 	    + ieee80211_ack_duration(ic->ic_rt, rate, isshort);
2851 	wflags = RT2860_TX_FRAG;
2852 
2853 	/* check that there are free slots before allocating the mbuf */
2854 	if (sc->sc_epq[0].tx_nfree == 0) {
2855 		/* let caller free mbuf */
2856 		sc->sc_ifp->if_drv_flags |= IFF_DRV_OACTIVE;
2857 		return (ENOBUFS);
2858 	}
2859 
2860 	if (prot == IEEE80211_PROT_RTSCTS) {
2861 		/* NB: CTS is the same size as an ACK */
2862 		dur += ieee80211_ack_duration(ic->ic_rt, rate, isshort);
2863 		txflags |= RT2860_TX_ACK;
2864 		mprot = ieee80211_alloc_rts(ic, wh->i_addr1, wh->i_addr2, dur);
2865 	} else {
2866 		mprot = ieee80211_alloc_cts(ic, ni->ni_vap->iv_myaddr, dur);
2867 	}
2868 	if (mprot == NULL) {
2869 		sc->sc_ifp->if_oerrors++;
2870 		DPRINTF("could not allocate mbuf\n");
2871 		return (ENOBUFS);
2872 	}
2873 
2874         data = STAILQ_FIRST(&sc->sc_epq[0].tx_fh);
2875         STAILQ_REMOVE_HEAD(&sc->sc_epq[0].tx_fh, next);
2876         sc->sc_epq[0].tx_nfree--;
2877 
2878 	data->m = mprot;
2879 	data->ni = ieee80211_ref_node(ni);
2880 
2881 	for (ridx = 0; ridx < RT2860_RIDX_MAX; ridx++)
2882 		if (rt2860_rates[ridx].rate == protrate)
2883 			break;
2884 	data->ridx = ridx;
2885 
2886 	run_set_tx_desc(sc, data, wflags, txflags, 0,
2887 	    RT2860_TX_QSEL_EDCA, type, 0);
2888 
2889         DPRINTFN(1, "sending prot len=%u rate=%u\n",
2890             m->m_pkthdr.len, rate);
2891 
2892         STAILQ_INSERT_TAIL(&sc->sc_epq[0].tx_qh, data, next);
2893 
2894 	usbd_transfer_start(sc->sc_xfer[0]);
2895 
2896 	return (0);
2897 }
2898 
2899 static int
2900 run_tx_param(struct run_softc *sc, struct mbuf *m, struct ieee80211_node *ni,
2901     const struct ieee80211_bpf_params *params)
2902 {
2903 	struct ieee80211com *ic = ni->ni_ic;
2904 	struct ieee80211_frame *wh;
2905 	struct run_tx_data *data;
2906 	uint8_t type;
2907 	uint8_t opflags;
2908 	uint8_t txflags;
2909 	int ridx;
2910 	int rate;
2911 	int error;
2912 
2913 	RUN_LOCK_ASSERT(sc, MA_OWNED);
2914 
2915 	KASSERT(params != NULL, ("no raw xmit params"));
2916 
2917 	wh = mtod(m, struct ieee80211_frame *);
2918 	type = wh->i_fc[0] & IEEE80211_FC0_TYPE_MASK;
2919 
2920 	rate = params->ibp_rate0;
2921 	if (!ieee80211_isratevalid(ic->ic_rt, rate)) {
2922 		/* let caller free mbuf */
2923 		return (EINVAL);
2924 	}
2925 
2926 	opflags = 0;
2927 	txflags = 0;
2928 	if ((params->ibp_flags & IEEE80211_BPF_NOACK) == 0)
2929 		txflags |= RT2860_TX_ACK;
2930 	if (params->ibp_flags & (IEEE80211_BPF_RTS|IEEE80211_BPF_CTS)) {
2931 		error = run_sendprot(sc, m, ni,
2932 		    params->ibp_flags & IEEE80211_BPF_RTS ?
2933 			IEEE80211_PROT_RTSCTS : IEEE80211_PROT_CTSONLY,
2934 		    rate);
2935 		if (error) {
2936 			/* let caller free mbuf */
2937 			return (error);
2938 		}
2939 		opflags |= /*XXX RT2573_TX_LONG_RETRY |*/ RT2860_TX_TXOP_SIFS;
2940 	}
2941 
2942 	if (sc->sc_epq[0].tx_nfree == 0) {
2943 		/* let caller free mbuf */
2944 		sc->sc_ifp->if_drv_flags |= IFF_DRV_OACTIVE;
2945 		DPRINTF("sending raw frame, but tx ring is full\n");
2946 		return (EIO);
2947 	}
2948         data = STAILQ_FIRST(&sc->sc_epq[0].tx_fh);
2949         STAILQ_REMOVE_HEAD(&sc->sc_epq[0].tx_fh, next);
2950         sc->sc_epq[0].tx_nfree--;
2951 
2952         data->m = m;
2953         data->ni = ni;
2954 	for (ridx = 0; ridx < RT2860_RIDX_MAX; ridx++)
2955 		if (rt2860_rates[ridx].rate == rate)
2956 			break;
2957 	data->ridx = ridx;
2958 
2959         run_set_tx_desc(sc, data, 0, txflags, opflags,
2960 	    RT2860_TX_QSEL_EDCA, type, 0);
2961 
2962         DPRINTFN(10, "sending raw frame len=%u rate=%u\n",
2963             m->m_pkthdr.len, rate);
2964 
2965         STAILQ_INSERT_TAIL(&sc->sc_epq[0].tx_qh, data, next);
2966 
2967 	usbd_transfer_start(sc->sc_xfer[0]);
2968 
2969         return (0);
2970 }
2971 
2972 static int
2973 run_raw_xmit(struct ieee80211_node *ni, struct mbuf *m,
2974     const struct ieee80211_bpf_params *params)
2975 {
2976 	struct ifnet *ifp = ni->ni_ic->ic_ifp;
2977 	struct run_softc *sc = ifp->if_softc;
2978 	int error;
2979 
2980 	RUN_LOCK(sc);
2981 
2982 	/* prevent management frames from being sent if we're not ready */
2983 	if (!(ifp->if_drv_flags & IFF_DRV_RUNNING)) {
2984 		error =  ENETDOWN;
2985 		goto bad;
2986 	}
2987 
2988 	if (params == NULL) {
2989 		/* tx mgt packet */
2990 		if ((error = run_tx_mgt(sc, m, ni)) != 0){
2991 			ifp->if_oerrors++;
2992 			DPRINTF("mgt tx failed\n");
2993 			goto bad;
2994 		}
2995 	} else {
2996 		/* tx raw packet with param */
2997 		if ((error = run_tx_param(sc, m, ni, params)) != 0){
2998 			ifp->if_oerrors++;
2999 			DPRINTF("tx with param failed\n");
3000 			goto bad;
3001 		}
3002 	}
3003 
3004 	ifp->if_opackets++;
3005 
3006 	RUN_UNLOCK(sc);
3007 
3008 	return (0);
3009 
3010 bad:
3011 	RUN_UNLOCK(sc);
3012 	if(m != NULL)
3013 		m_freem(m);
3014 	ieee80211_free_node(ni);
3015 
3016 	return (error);
3017 }
3018 
3019 static void
3020 run_start(struct ifnet *ifp)
3021 {
3022 	struct run_softc *sc = ifp->if_softc;
3023 	struct ieee80211_node *ni;
3024 	struct mbuf *m;
3025 
3026 	RUN_LOCK(sc);
3027 
3028 	if ((ifp->if_drv_flags & IFF_DRV_RUNNING) == 0) {
3029 		RUN_UNLOCK(sc);
3030 		return;
3031 	}
3032 
3033 	for (;;) {
3034 		/* send data frames */
3035 		IFQ_DRV_DEQUEUE(&ifp->if_snd, m);
3036 		if (m == NULL)
3037 			break;
3038 
3039 		ni = (struct ieee80211_node *)m->m_pkthdr.rcvif;
3040 		if (run_tx(sc, m, ni) != 0) {
3041 			IFQ_DRV_PREPEND(&ifp->if_snd, m);
3042 			ifp->if_drv_flags |= IFF_DRV_OACTIVE;
3043 			break;
3044 		}
3045 	}
3046 
3047 	RUN_UNLOCK(sc);
3048 }
3049 
3050 static int
3051 run_ioctl(struct ifnet *ifp, u_long cmd, caddr_t data)
3052 {
3053 	struct run_softc *sc = ifp->if_softc;
3054 	struct ieee80211com *ic = sc->sc_ifp->if_l2com;
3055 	struct ifreq *ifr = (struct ifreq *) data;
3056 	int error = 0, startall = 0;
3057 
3058 	switch (cmd) {
3059 	case SIOCSIFFLAGS:
3060 		RUN_LOCK(sc);
3061 		if (ifp->if_flags & IFF_UP) {
3062 			if (!(ifp->if_drv_flags & IFF_DRV_RUNNING)){
3063 				run_init_locked(sc);
3064 				startall = 1;
3065 			} else
3066 				run_update_promisc_locked(ifp);
3067 		} else {
3068 			if (ifp->if_drv_flags & IFF_DRV_RUNNING)
3069 				run_stop(sc);
3070 		}
3071 		RUN_UNLOCK(sc);
3072 		if(startall)
3073 		    ieee80211_start_all(ic);
3074 		break;
3075 	case SIOCGIFMEDIA:
3076 		error = ifmedia_ioctl(ifp, ifr, &ic->ic_media, cmd);
3077 		break;
3078 	case SIOCGIFADDR:
3079 		error = ether_ioctl(ifp, cmd, data);
3080 		break;
3081 	default:
3082 		error = EINVAL;
3083 		break;
3084 	}
3085 
3086 	return (error);
3087 }
3088 
3089 static void
3090 run_set_agc(struct run_softc *sc, uint8_t agc)
3091 {
3092 	uint8_t bbp;
3093 
3094 	if (sc->mac_ver == 0x3572) {
3095 		run_bbp_read(sc, 27, &bbp);
3096 		bbp &= ~(0x3 << 5);
3097 		run_bbp_write(sc, 27, bbp | 0 << 5);	/* select Rx0 */
3098 		run_bbp_write(sc, 66, agc);
3099 		run_bbp_write(sc, 27, bbp | 1 << 5);	/* select Rx1 */
3100 		run_bbp_write(sc, 66, agc);
3101 	} else
3102 		run_bbp_write(sc, 66, agc);
3103 }
3104 
3105 static void
3106 run_select_chan_group(struct run_softc *sc, int group)
3107 {
3108 	uint32_t tmp;
3109 	uint8_t agc;
3110 
3111 	run_bbp_write(sc, 62, 0x37 - sc->lna[group]);
3112 	run_bbp_write(sc, 63, 0x37 - sc->lna[group]);
3113 	run_bbp_write(sc, 64, 0x37 - sc->lna[group]);
3114 	run_bbp_write(sc, 86, 0x00);
3115 
3116 	if (group == 0) {
3117 		if (sc->ext_2ghz_lna) {
3118 			run_bbp_write(sc, 82, 0x62);
3119 			run_bbp_write(sc, 75, 0x46);
3120 		} else {
3121 			run_bbp_write(sc, 82, 0x84);
3122 			run_bbp_write(sc, 75, 0x50);
3123 		}
3124 	} else {
3125 		if (sc->mac_ver == 0x3572)
3126 			run_bbp_write(sc, 82, 0x94);
3127 		else
3128 			run_bbp_write(sc, 82, 0xf2);
3129 		if (sc->ext_5ghz_lna)
3130 			run_bbp_write(sc, 75, 0x46);
3131 		else
3132 			run_bbp_write(sc, 75, 0x50);
3133 	}
3134 
3135 	run_read(sc, RT2860_TX_BAND_CFG, &tmp);
3136 	tmp &= ~(RT2860_5G_BAND_SEL_N | RT2860_5G_BAND_SEL_P);
3137 	tmp |= (group == 0) ? RT2860_5G_BAND_SEL_N : RT2860_5G_BAND_SEL_P;
3138 	run_write(sc, RT2860_TX_BAND_CFG, tmp);
3139 
3140 	/* enable appropriate Power Amplifiers and Low Noise Amplifiers */
3141 	tmp = RT2860_RFTR_EN | RT2860_TRSW_EN;
3142 	if (group == 0) {	/* 2GHz */
3143 		tmp |= RT2860_PA_PE_G0_EN | RT2860_LNA_PE_G0_EN;
3144 		if (sc->ntxchains > 1)
3145 			tmp |= RT2860_PA_PE_G1_EN;
3146 		if (sc->nrxchains > 1)
3147 			tmp |= RT2860_LNA_PE_G1_EN;
3148 	} else {		/* 5GHz */
3149 		tmp |= RT2860_PA_PE_A0_EN | RT2860_LNA_PE_A0_EN;
3150 		if (sc->ntxchains > 1)
3151 			tmp |= RT2860_PA_PE_A1_EN;
3152 		if (sc->nrxchains > 1)
3153 			tmp |= RT2860_LNA_PE_A1_EN;
3154 	}
3155 	if (sc->mac_ver == 0x3572) {
3156 		run_rt3070_rf_write(sc, 8, 0x00);
3157 		run_write(sc, RT2860_TX_PIN_CFG, tmp);
3158 		run_rt3070_rf_write(sc, 8, 0x80);
3159 	} else
3160 		run_write(sc, RT2860_TX_PIN_CFG, tmp);
3161 
3162 	/* set initial AGC value */
3163 	if (group == 0) {	/* 2GHz band */
3164 		if (sc->mac_ver >= 0x3070)
3165 			agc = 0x1c + sc->lna[0] * 2;
3166 		else
3167 			agc = 0x2e + sc->lna[0];
3168 	} else {		/* 5GHz band */
3169 		if (sc->mac_ver == 0x3572)
3170 			agc = 0x22 + (sc->lna[group] * 5) / 3;
3171 		else
3172 			agc = 0x32 + (sc->lna[group] * 5) / 3;
3173 	}
3174 	run_set_agc(sc, agc);
3175 }
3176 
3177 static void
3178 run_rt2870_set_chan(struct run_softc *sc, uint32_t chan)
3179 {
3180 	const struct rfprog *rfprog = rt2860_rf2850;
3181 	uint32_t r2, r3, r4;
3182 	int8_t txpow1, txpow2;
3183 	int i;
3184 
3185 	/* find the settings for this channel (we know it exists) */
3186 	for (i = 0; rfprog[i].chan != chan; i++);
3187 
3188 	r2 = rfprog[i].r2;
3189 	if (sc->ntxchains == 1)
3190 		r2 |= 1 << 12;		/* 1T: disable Tx chain 2 */
3191 	if (sc->nrxchains == 1)
3192 		r2 |= 1 << 15 | 1 << 4;	/* 1R: disable Rx chains 2 & 3 */
3193 	else if (sc->nrxchains == 2)
3194 		r2 |= 1 << 4;		/* 2R: disable Rx chain 3 */
3195 
3196 	/* use Tx power values from EEPROM */
3197 	txpow1 = sc->txpow1[i];
3198 	txpow2 = sc->txpow2[i];
3199 	if (chan > 14) {
3200 		if (txpow1 >= 0)
3201 			txpow1 = txpow1 << 1;
3202 		else
3203 			txpow1 = (7 + txpow1) << 1 | 1;
3204 		if (txpow2 >= 0)
3205 			txpow2 = txpow2 << 1;
3206 		else
3207 			txpow2 = (7 + txpow2) << 1 | 1;
3208 	}
3209 	r3 = rfprog[i].r3 | txpow1 << 7;
3210 	r4 = rfprog[i].r4 | sc->freq << 13 | txpow2 << 4;
3211 
3212 	run_rt2870_rf_write(sc, RT2860_RF1, rfprog[i].r1);
3213 	run_rt2870_rf_write(sc, RT2860_RF2, r2);
3214 	run_rt2870_rf_write(sc, RT2860_RF3, r3);
3215 	run_rt2870_rf_write(sc, RT2860_RF4, r4);
3216 
3217 	run_delay(sc, 10);
3218 
3219 	run_rt2870_rf_write(sc, RT2860_RF1, rfprog[i].r1);
3220 	run_rt2870_rf_write(sc, RT2860_RF2, r2);
3221 	run_rt2870_rf_write(sc, RT2860_RF3, r3 | 1);
3222 	run_rt2870_rf_write(sc, RT2860_RF4, r4);
3223 
3224 	run_delay(sc, 10);
3225 
3226 	run_rt2870_rf_write(sc, RT2860_RF1, rfprog[i].r1);
3227 	run_rt2870_rf_write(sc, RT2860_RF2, r2);
3228 	run_rt2870_rf_write(sc, RT2860_RF3, r3);
3229 	run_rt2870_rf_write(sc, RT2860_RF4, r4);
3230 }
3231 
3232 static void
3233 run_rt3070_set_chan(struct run_softc *sc, uint32_t chan)
3234 {
3235 	int8_t txpow1, txpow2;
3236 	uint8_t rf;
3237 	int i;
3238 
3239 	/* RT3070 is 2GHz only */
3240 	KASSERT(chan >= 1 && chan <= 14, ("wrong channel selected\n"));
3241 
3242 	/* find the settings for this channel (we know it exists) */
3243 	for (i = 0; rt2860_rf2850[i].chan != chan; i++);
3244 
3245 	/* use Tx power values from EEPROM */
3246 	txpow1 = sc->txpow1[i];
3247 	txpow2 = sc->txpow2[i];
3248 
3249 	run_rt3070_rf_write(sc, 2, rt3070_freqs[i].n);
3250 	run_rt3070_rf_write(sc, 3, rt3070_freqs[i].k);
3251 	run_rt3070_rf_read(sc, 6, &rf);
3252 	rf = (rf & ~0x03) | rt3070_freqs[i].r;
3253 	run_rt3070_rf_write(sc, 6, rf);
3254 
3255 	/* set Tx0 power */
3256 	run_rt3070_rf_read(sc, 12, &rf);
3257 	rf = (rf & ~0x1f) | txpow1;
3258 	run_rt3070_rf_write(sc, 12, rf);
3259 
3260 	/* set Tx1 power */
3261 	run_rt3070_rf_read(sc, 13, &rf);
3262 	rf = (rf & ~0x1f) | txpow2;
3263 	run_rt3070_rf_write(sc, 13, rf);
3264 
3265 	run_rt3070_rf_read(sc, 1, &rf);
3266 	rf &= ~0xfc;
3267 	if (sc->ntxchains == 1)
3268 		rf |= 1 << 7 | 1 << 5;	/* 1T: disable Tx chains 2 & 3 */
3269 	else if (sc->ntxchains == 2)
3270 		rf |= 1 << 7;		/* 2T: disable Tx chain 3 */
3271 	if (sc->nrxchains == 1)
3272 		rf |= 1 << 6 | 1 << 4;	/* 1R: disable Rx chains 2 & 3 */
3273 	else if (sc->nrxchains == 2)
3274 		rf |= 1 << 6;		/* 2R: disable Rx chain 3 */
3275 	run_rt3070_rf_write(sc, 1, rf);
3276 
3277 	/* set RF offset */
3278 	run_rt3070_rf_read(sc, 23, &rf);
3279 	rf = (rf & ~0x7f) | sc->freq;
3280 	run_rt3070_rf_write(sc, 23, rf);
3281 
3282 	/* program RF filter */
3283 	run_rt3070_rf_read(sc, 24, &rf);	/* Tx */
3284 	rf = (rf & ~0x3f) | sc->rf24_20mhz;
3285 	run_rt3070_rf_write(sc, 24, rf);
3286 	run_rt3070_rf_read(sc, 31, &rf);	/* Rx */
3287 	rf = (rf & ~0x3f) | sc->rf24_20mhz;
3288 	run_rt3070_rf_write(sc, 31, rf);
3289 
3290 	/* enable RF tuning */
3291 	run_rt3070_rf_read(sc, 7, &rf);
3292 	run_rt3070_rf_write(sc, 7, rf | 0x01);
3293 }
3294 
3295 static void
3296 run_rt3572_set_chan(struct run_softc *sc, u_int chan)
3297 {
3298 	int8_t txpow1, txpow2;
3299 	uint32_t tmp;
3300 	uint8_t rf;
3301 	int i;
3302 
3303 	/* find the settings for this channel (we know it exists) */
3304 	for (i = 0; rt2860_rf2850[i].chan != chan; i++);
3305 
3306 	/* use Tx power values from EEPROM */
3307 	txpow1 = sc->txpow1[i];
3308 	txpow2 = sc->txpow2[i];
3309 
3310 	if (chan <= 14) {
3311 		run_bbp_write(sc, 25, sc->bbp25);
3312 		run_bbp_write(sc, 26, sc->bbp26);
3313 	} else {
3314 		/* enable IQ phase correction */
3315 		run_bbp_write(sc, 25, 0x09);
3316 		run_bbp_write(sc, 26, 0xff);
3317 	}
3318 
3319 	run_rt3070_rf_write(sc, 2, rt3070_freqs[i].n);
3320 	run_rt3070_rf_write(sc, 3, rt3070_freqs[i].k);
3321 	run_rt3070_rf_read(sc, 6, &rf);
3322 	rf  = (rf & ~0x0f) | rt3070_freqs[i].r;
3323 	rf |= (chan <= 14) ? 0x08 : 0x04;
3324 	run_rt3070_rf_write(sc, 6, rf);
3325 
3326 	/* set PLL mode */
3327 	run_rt3070_rf_read(sc, 5, &rf);
3328 	rf &= ~(0x08 | 0x04);
3329 	rf |= (chan <= 14) ? 0x04 : 0x08;
3330 	run_rt3070_rf_write(sc, 5, rf);
3331 
3332 	/* set Tx power for chain 0 */
3333 	if (chan <= 14)
3334 		rf = 0x60 | txpow1;
3335 	else
3336 		rf = 0xe0 | (txpow1 & 0xc) << 1 | (txpow1 & 0x3);
3337 	run_rt3070_rf_write(sc, 12, rf);
3338 
3339 	/* set Tx power for chain 1 */
3340 	if (chan <= 14)
3341 		rf = 0x60 | txpow2;
3342 	else
3343 		rf = 0xe0 | (txpow2 & 0xc) << 1 | (txpow2 & 0x3);
3344 	run_rt3070_rf_write(sc, 13, rf);
3345 
3346 	/* set Tx/Rx streams */
3347 	run_rt3070_rf_read(sc, 1, &rf);
3348 	rf &= ~0xfc;
3349 	if (sc->ntxchains == 1)
3350 		rf |= 1 << 7 | 1 << 5;  /* 1T: disable Tx chains 2 & 3 */
3351 	else if (sc->ntxchains == 2)
3352 		rf |= 1 << 7;           /* 2T: disable Tx chain 3 */
3353 	if (sc->nrxchains == 1)
3354 		rf |= 1 << 6 | 1 << 4;  /* 1R: disable Rx chains 2 & 3 */
3355 	else if (sc->nrxchains == 2)
3356 		rf |= 1 << 6;           /* 2R: disable Rx chain 3 */
3357 	run_rt3070_rf_write(sc, 1, rf);
3358 
3359 	/* set RF offset */
3360 	run_rt3070_rf_read(sc, 23, &rf);
3361 	rf = (rf & ~0x7f) | sc->freq;
3362 	run_rt3070_rf_write(sc, 23, rf);
3363 
3364 	/* program RF filter */
3365 	rf = sc->rf24_20mhz;
3366 	run_rt3070_rf_write(sc, 24, rf);	/* Tx */
3367 	run_rt3070_rf_write(sc, 31, rf);	/* Rx */
3368 
3369 	/* enable RF tuning */
3370 	run_rt3070_rf_read(sc, 7, &rf);
3371 	rf = (chan <= 14) ? 0xd8 : ((rf & ~0xc8) | 0x14);
3372 	run_rt3070_rf_write(sc, 7, rf);
3373 
3374 	/* TSSI */
3375 	rf = (chan <= 14) ? 0xc3 : 0xc0;
3376 	run_rt3070_rf_write(sc, 9, rf);
3377 
3378 	/* set loop filter 1 */
3379 	run_rt3070_rf_write(sc, 10, 0xf1);
3380 	/* set loop filter 2 */
3381 	run_rt3070_rf_write(sc, 11, (chan <= 14) ? 0xb9 : 0x00);
3382 
3383 	/* set tx_mx2_ic */
3384 	run_rt3070_rf_write(sc, 15, (chan <= 14) ? 0x53 : 0x43);
3385 	/* set tx_mx1_ic */
3386 	if (chan <= 14)
3387 		rf = 0x48 | sc->txmixgain_2ghz;
3388 	else
3389 		rf = 0x78 | sc->txmixgain_5ghz;
3390 	run_rt3070_rf_write(sc, 16, rf);
3391 
3392 	/* set tx_lo1 */
3393 	run_rt3070_rf_write(sc, 17, 0x23);
3394 	/* set tx_lo2 */
3395 	if (chan <= 14)
3396 		rf = 0x93;
3397 	else if (chan <= 64)
3398 		rf = 0xb7;
3399 	else if (chan <= 128)
3400 		rf = 0x74;
3401 	else
3402 		rf = 0x72;
3403 	run_rt3070_rf_write(sc, 19, rf);
3404 
3405 	/* set rx_lo1 */
3406 	if (chan <= 14)
3407 		rf = 0xb3;
3408 	else if (chan <= 64)
3409 		rf = 0xf6;
3410 	else if (chan <= 128)
3411 		rf = 0xf4;
3412 	else
3413 		rf = 0xf3;
3414 	run_rt3070_rf_write(sc, 20, rf);
3415 
3416 	/* set pfd_delay */
3417 	if (chan <= 14)
3418 		rf = 0x15;
3419 	else if (chan <= 64)
3420 		rf = 0x3d;
3421 	else
3422 		rf = 0x01;
3423 	run_rt3070_rf_write(sc, 25, rf);
3424 
3425 	/* set rx_lo2 */
3426 	run_rt3070_rf_write(sc, 26, (chan <= 14) ? 0x85 : 0x87);
3427 	/* set ldo_rf_vc */
3428 	run_rt3070_rf_write(sc, 27, (chan <= 14) ? 0x00 : 0x01);
3429 	/* set drv_cc */
3430 	run_rt3070_rf_write(sc, 29, (chan <= 14) ? 0x9b : 0x9f);
3431 
3432 	run_read(sc, RT2860_GPIO_CTRL, &tmp);
3433 	tmp &= ~0x8080;
3434 	if (chan <= 14)
3435 		tmp |= 0x80;
3436 	run_write(sc, RT2860_GPIO_CTRL, tmp);
3437 
3438 	/* enable RF tuning */
3439 	run_rt3070_rf_read(sc, 7, &rf);
3440 	run_rt3070_rf_write(sc, 7, rf | 0x01);
3441 
3442 	run_delay(sc, 2);
3443 }
3444 
3445 static void
3446 run_set_rx_antenna(struct run_softc *sc, int aux)
3447 {
3448 	uint32_t tmp;
3449 
3450 	if (aux) {
3451 		run_mcu_cmd(sc, RT2860_MCU_CMD_ANTSEL, 0);
3452 		run_read(sc, RT2860_GPIO_CTRL, &tmp);
3453 		run_write(sc, RT2860_GPIO_CTRL, (tmp & ~0x0808) | 0x08);
3454 	} else {
3455 		run_mcu_cmd(sc, RT2860_MCU_CMD_ANTSEL, 1);
3456 		run_read(sc, RT2860_GPIO_CTRL, &tmp);
3457 		run_write(sc, RT2860_GPIO_CTRL, tmp & ~0x0808);
3458 	}
3459 }
3460 
3461 static int
3462 run_set_chan(struct run_softc *sc, struct ieee80211_channel *c)
3463 {
3464 	struct ieee80211com *ic = sc->sc_ifp->if_l2com;
3465 	uint32_t chan, group;
3466 
3467 	chan = ieee80211_chan2ieee(ic, c);
3468 	if (chan == 0 || chan == IEEE80211_CHAN_ANY)
3469 		return EINVAL;
3470 
3471 	if (sc->mac_ver == 0x3572)
3472 		run_rt3572_set_chan(sc, chan);
3473 	else if (sc->mac_ver >= 0x3070)
3474 		run_rt3070_set_chan(sc, chan);
3475 	else
3476 		run_rt2870_set_chan(sc, chan);
3477 
3478 	/* determine channel group */
3479 	if (chan <= 14)
3480 		group = 0;
3481 	else if (chan <= 64)
3482 		group = 1;
3483 	else if (chan <= 128)
3484 		group = 2;
3485 	else
3486 		group = 3;
3487 
3488 	/* XXX necessary only when group has changed! */
3489 	run_select_chan_group(sc, group);
3490 
3491 	run_delay(sc, 10);
3492 
3493 	return 0;
3494 }
3495 
3496 static void
3497 run_set_channel(struct ieee80211com *ic)
3498 {
3499 	struct run_softc *sc = ic->ic_ifp->if_softc;
3500 
3501 	RUN_LOCK(sc);
3502 	run_set_chan(sc, ic->ic_curchan);
3503 	RUN_UNLOCK(sc);
3504 
3505 	return;
3506 }
3507 
3508 static void
3509 run_scan_start(struct ieee80211com *ic)
3510 {
3511 	struct run_softc *sc = ic->ic_ifp->if_softc;
3512 	uint32_t tmp;
3513 
3514 	RUN_LOCK(sc);
3515 
3516 	/* abort TSF synchronization */
3517 	run_read(sc, RT2860_BCN_TIME_CFG, &tmp);
3518 	run_write(sc, RT2860_BCN_TIME_CFG,
3519 	    tmp & ~(RT2860_BCN_TX_EN | RT2860_TSF_TIMER_EN |
3520 	    RT2860_TBTT_TIMER_EN));
3521 	run_set_bssid(sc, sc->sc_ifp->if_broadcastaddr);
3522 
3523 	RUN_UNLOCK(sc);
3524 
3525 	return;
3526 }
3527 
3528 static void
3529 run_scan_end(struct ieee80211com *ic)
3530 {
3531 	struct run_softc *sc = ic->ic_ifp->if_softc;
3532 
3533 	RUN_LOCK(sc);
3534 
3535 	run_enable_tsf_sync(sc);
3536 	/* XXX keep local copy */
3537 	run_set_bssid(sc, sc->sc_bssid);
3538 
3539 	RUN_UNLOCK(sc);
3540 
3541 	return;
3542 }
3543 
3544 static uint8_t
3545 run_rate2mcs(uint8_t rate)
3546 {
3547 	switch (rate) {
3548 	/* CCK rates */
3549 	case 2:		return 0;
3550 	case 4:		return 1;
3551 	case 11:	return 2;
3552 	case 22:	return 3;
3553 	/* OFDM rates */
3554 	case 12:	return 0;
3555 	case 18:	return 1;
3556 	case 24:	return 2;
3557 	case 36:	return 3;
3558 	case 48:	return 4;
3559 	case 72:	return 5;
3560 	case 96:	return 6;
3561 	case 108:	return 7;
3562 	}
3563 	return 0;	/* shouldn't get here */
3564 }
3565 
3566 static void
3567 run_update_beacon_locked(struct ieee80211vap *vap, int item)
3568 {
3569 	struct ieee80211com *ic = vap->iv_ic;
3570 	struct run_softc *sc = ic->ic_ifp->if_softc;
3571 	struct rt2860_txwi txwi;
3572 	struct mbuf *m;
3573 	int rate;
3574 
3575 	if ((m = ieee80211_beacon_alloc(vap->iv_bss, &RUN_VAP(vap)->bo)) == NULL)
3576 	        return;
3577 
3578 	memset(&txwi, 0, sizeof txwi);
3579 	txwi.wcid = 0xff;
3580 	txwi.len = htole16(m->m_pkthdr.len);
3581 	/* send beacons at the lowest available rate */
3582 	rate = (ic->ic_curmode == IEEE80211_MODE_11A) ? 12 : 2;
3583 	txwi.phy = htole16(run_rate2mcs(rate));
3584 	if (rate == 12)
3585 	        txwi.phy |= htole16(RT2860_PHY_OFDM);
3586 	txwi.txop = RT2860_TX_TXOP_HT;
3587 	txwi.flags = RT2860_TX_TS;
3588 
3589 	run_write_region_1(sc, RT2860_BCN_BASE(0),
3590 	    (u_int8_t *)&txwi, sizeof txwi);
3591 	run_write_region_1(sc, RT2860_BCN_BASE(0) + sizeof txwi,
3592 	    mtod(m, uint8_t *), (m->m_pkthdr.len + 1) & ~1);	/* roundup len */
3593 
3594 	m_freem(m);
3595 
3596 	return;
3597 }
3598 
3599 static void
3600 run_update_beacon(struct ieee80211vap *vap, int item)
3601 {
3602 	struct ieee80211com *ic = vap->iv_ic;
3603 	struct run_softc *sc = ic->ic_ifp->if_softc;
3604 
3605 	IEEE80211_UNLOCK(ic);
3606 	RUN_LOCK(sc);
3607 	run_update_beacon_locked(vap, item);
3608 	RUN_UNLOCK(sc);
3609 	IEEE80211_LOCK(ic);
3610 
3611 	return;
3612 }
3613 
3614 static void
3615 run_updateprot(struct ieee80211com *ic)
3616 {
3617 	struct run_softc *sc = ic->ic_ifp->if_softc;
3618 	uint32_t tmp;
3619 
3620 	tmp = RT2860_RTSTH_EN | RT2860_PROT_NAV_SHORT | RT2860_TXOP_ALLOW_ALL;
3621 	/* setup protection frame rate (MCS code) */
3622 	tmp |= (ic->ic_curmode == IEEE80211_MODE_11A) ?
3623 	    rt2860_rates[RT2860_RIDX_OFDM6].mcs :
3624 	    rt2860_rates[RT2860_RIDX_CCK11].mcs;
3625 
3626 	/* CCK frames don't require protection */
3627 	run_write(sc, RT2860_CCK_PROT_CFG, tmp);
3628 	if (ic->ic_flags & IEEE80211_F_USEPROT) {
3629 		if (ic->ic_protmode == IEEE80211_PROT_RTSCTS)
3630 			tmp |= RT2860_PROT_CTRL_RTS_CTS;
3631 		else if (ic->ic_protmode == IEEE80211_PROT_CTSONLY)
3632 			tmp |= RT2860_PROT_CTRL_CTS;
3633 	}
3634 	run_write(sc, RT2860_OFDM_PROT_CFG, tmp);
3635 }
3636 
3637 static void
3638 run_usb_timeout_cb(void *arg, int pending)
3639 {
3640 	struct run_softc *sc = arg;
3641 	struct ieee80211vap *vap = &sc->sc_rvp->vap;
3642 
3643 	RUN_LOCK(sc);
3644 
3645 	if(vap->iv_state == IEEE80211_S_RUN &&
3646 	    vap->iv_opmode != IEEE80211_M_STA)
3647 		run_reset_livelock(sc);
3648 	else if(vap->iv_state == IEEE80211_S_SCAN){
3649 		DPRINTF("timeout caused by scan\n");
3650 		/* cancel bgscan */
3651 		ieee80211_cancel_scan(vap);
3652 	} else
3653 		DPRINTF("timeout by unknown cause\n");
3654 
3655 	RUN_UNLOCK(sc);
3656 }
3657 
3658 static void
3659 run_reset_livelock(struct run_softc *sc)
3660 {
3661 	uint32_t tmp;
3662 
3663 	/*
3664 	 * In IBSS or HostAP modes (when the hardware sends beacons), the MAC
3665 	 * can run into a livelock and start sending CTS-to-self frames like
3666 	 * crazy if protection is enabled.  Reset MAC/BBP for a while
3667 	 */
3668 	run_read(sc, RT2860_DEBUG, &tmp);
3669 	if((tmp & (1 << 29)) && (tmp & (1 << 7 | 1 << 5))){
3670 		DPRINTF("CTS-to-self livelock detected\n");
3671 		run_write(sc, RT2860_MAC_SYS_CTRL, RT2860_MAC_SRST);
3672 		run_delay(sc, 1);
3673 		run_write(sc, RT2860_MAC_SYS_CTRL,
3674 		    RT2860_MAC_RX_EN | RT2860_MAC_TX_EN);
3675 	}
3676 }
3677 
3678 static void
3679 run_update_promisc_locked(struct ifnet *ifp)
3680 {
3681 	struct run_softc *sc = ifp->if_softc;
3682         uint32_t tmp;
3683 
3684 	run_read(sc, RT2860_RX_FILTR_CFG, &tmp);
3685 
3686 	tmp |= RT2860_DROP_UC_NOME;
3687         if (ifp->if_flags & IFF_PROMISC)
3688 		tmp &= ~RT2860_DROP_UC_NOME;
3689 
3690 	run_write(sc, RT2860_RX_FILTR_CFG, tmp);
3691 
3692         DPRINTF("%s promiscuous mode\n", (ifp->if_flags & IFF_PROMISC) ?
3693             "entering" : "leaving");
3694 }
3695 
3696 static void
3697 run_update_promisc(struct ifnet *ifp)
3698 {
3699 	struct run_softc *sc = ifp->if_softc;
3700 
3701 	if ((ifp->if_drv_flags & IFF_DRV_RUNNING) == 0)
3702 		return;
3703 
3704 	RUN_LOCK(sc);
3705 	run_update_promisc_locked(ifp);
3706 	RUN_UNLOCK(sc);
3707 }
3708 
3709 static void
3710 run_enable_tsf_sync(struct run_softc *sc)
3711 {
3712 	struct ifnet *ifp = sc->sc_ifp;
3713 	struct ieee80211com *ic = ifp->if_l2com;
3714 	struct ieee80211vap *vap = TAILQ_FIRST(&ic->ic_vaps);
3715 	uint32_t tmp;
3716 
3717 	run_read(sc, RT2860_BCN_TIME_CFG, &tmp);
3718 	tmp &= ~0x1fffff;
3719 	tmp |= vap->iv_bss->ni_intval * 16;
3720 	tmp |= RT2860_TSF_TIMER_EN | RT2860_TBTT_TIMER_EN;
3721 
3722 	if (vap->iv_opmode == IEEE80211_M_STA) {
3723 		/*
3724 		 * Local TSF is always updated with remote TSF on beacon
3725 		 * reception.
3726 		 */
3727 		tmp |= 1 << RT2860_TSF_SYNC_MODE_SHIFT;
3728 	} else if (vap->iv_opmode == IEEE80211_M_IBSS) {
3729 	        tmp |= RT2860_BCN_TX_EN;
3730 	        /*
3731 	         * Local TSF is updated with remote TSF on beacon reception
3732 	         * only if the remote TSF is greater than local TSF.
3733 	         */
3734 	        tmp |= 2 << RT2860_TSF_SYNC_MODE_SHIFT;
3735 	} else if (vap->iv_opmode == IEEE80211_M_HOSTAP) {
3736 	        tmp |= RT2860_BCN_TX_EN;
3737 	        /* SYNC with nobody */
3738 	        tmp |= 3 << RT2860_TSF_SYNC_MODE_SHIFT;
3739 	} else
3740 		DPRINTF("Enabling TSF failed. undefined opmode\n");
3741 
3742 	run_write(sc, RT2860_BCN_TIME_CFG, tmp);
3743 }
3744 
3745 static void
3746 run_enable_mrr(struct run_softc *sc)
3747 {
3748 #define CCK(mcs)	(mcs)
3749 #define OFDM(mcs)	(1 << 3 | (mcs))
3750 	run_write(sc, RT2860_LG_FBK_CFG0,
3751 	    OFDM(6) << 28 |	/* 54->48 */
3752 	    OFDM(5) << 24 |	/* 48->36 */
3753 	    OFDM(4) << 20 |	/* 36->24 */
3754 	    OFDM(3) << 16 |	/* 24->18 */
3755 	    OFDM(2) << 12 |	/* 18->12 */
3756 	    OFDM(1) <<  8 |	/* 12-> 9 */
3757 	    OFDM(0) <<  4 |	/*  9-> 6 */
3758 	    OFDM(0));		/*  6-> 6 */
3759 
3760 	run_write(sc, RT2860_LG_FBK_CFG1,
3761 	    CCK(2) << 12 |	/* 11->5.5 */
3762 	    CCK(1) <<  8 |	/* 5.5-> 2 */
3763 	    CCK(0) <<  4 |	/*   2-> 1 */
3764 	    CCK(0));		/*   1-> 1 */
3765 #undef OFDM
3766 #undef CCK
3767 }
3768 
3769 static void
3770 run_set_txpreamble(struct run_softc *sc)
3771 {
3772 	struct ieee80211com *ic = sc->sc_ifp->if_l2com;
3773 	uint32_t tmp;
3774 
3775 	run_read(sc, RT2860_AUTO_RSP_CFG, &tmp);
3776 	if (ic->ic_flags & IEEE80211_F_SHPREAMBLE)
3777 		tmp |= RT2860_CCK_SHORT_EN;
3778 	else
3779 		tmp &= ~RT2860_CCK_SHORT_EN;
3780 	run_write(sc, RT2860_AUTO_RSP_CFG, tmp);
3781 }
3782 
3783 static void
3784 run_set_basicrates(struct run_softc *sc)
3785 {
3786 	struct ieee80211com *ic = sc->sc_ifp->if_l2com;
3787 
3788 	/* set basic rates mask */
3789 	if (ic->ic_curmode == IEEE80211_MODE_11B)
3790 		run_write(sc, RT2860_LEGACY_BASIC_RATE, 0x003);
3791 	else if (ic->ic_curmode == IEEE80211_MODE_11A)
3792 		run_write(sc, RT2860_LEGACY_BASIC_RATE, 0x150);
3793 	else	/* 11g */
3794 		run_write(sc, RT2860_LEGACY_BASIC_RATE, 0x15f);
3795 }
3796 
3797 static void
3798 run_set_leds(struct run_softc *sc, uint16_t which)
3799 {
3800 	(void)run_mcu_cmd(sc, RT2860_MCU_CMD_LEDS,
3801 	    which | (sc->leds & 0x7f));
3802 }
3803 
3804 static void
3805 run_set_bssid(struct run_softc *sc, const uint8_t *bssid)
3806 {
3807 	run_write(sc, RT2860_MAC_BSSID_DW0,
3808 	    bssid[0] | bssid[1] << 8 | bssid[2] << 16 | bssid[3] << 24);
3809 	run_write(sc, RT2860_MAC_BSSID_DW1,
3810 	    bssid[4] | bssid[5] << 8);
3811 }
3812 
3813 static void
3814 run_set_macaddr(struct run_softc *sc, const uint8_t *addr)
3815 {
3816 	run_write(sc, RT2860_MAC_ADDR_DW0,
3817 	    addr[0] | addr[1] << 8 | addr[2] << 16 | addr[3] << 24);
3818 	run_write(sc, RT2860_MAC_ADDR_DW1,
3819 	    addr[4] | addr[5] << 8 | 0xff << 16);
3820 }
3821 
3822 /* ARGSUSED */
3823 static void
3824 run_updateslot(struct ifnet *ifp)
3825 {
3826 	struct run_softc *sc = ifp->if_softc;
3827 	struct ieee80211com *ic = ifp->if_l2com;
3828 	uint32_t tmp;
3829 
3830 	run_read(sc, RT2860_BKOFF_SLOT_CFG, &tmp);
3831 	tmp &= ~0xff;
3832 	tmp |= (ic->ic_flags & IEEE80211_F_SHSLOT) ? 9 : 20;
3833 	run_write(sc, RT2860_BKOFF_SLOT_CFG, tmp);
3834 }
3835 
3836 static int8_t
3837 run_rssi2dbm(struct run_softc *sc, uint8_t rssi, uint8_t rxchain)
3838 {
3839 	struct ieee80211com *ic = sc->sc_ifp->if_l2com;
3840 	struct ieee80211_channel *c = ic->ic_curchan;
3841 	int delta;
3842 
3843 	if (IEEE80211_IS_CHAN_5GHZ(c)) {
3844 		uint32_t chan = ieee80211_chan2ieee(ic, c);
3845 		delta = sc->rssi_5ghz[rxchain];
3846 
3847 		/* determine channel group */
3848 		if (chan <= 64)
3849 			delta -= sc->lna[1];
3850 		else if (chan <= 128)
3851 			delta -= sc->lna[2];
3852 		else
3853 			delta -= sc->lna[3];
3854 	} else
3855 		delta = sc->rssi_2ghz[rxchain] - sc->lna[0];
3856 
3857 	return -12 - delta - rssi;
3858 }
3859 
3860 static int
3861 run_bbp_init(struct run_softc *sc)
3862 {
3863 	int i, error, ntries;
3864 	uint8_t bbp0;
3865 
3866 	/* wait for BBP to wake up */
3867 	for (ntries = 0; ntries < 20; ntries++) {
3868 		if ((error = run_bbp_read(sc, 0, &bbp0)) != 0)
3869 			return error;
3870 		if (bbp0 != 0 && bbp0 != 0xff)
3871 			break;
3872 	}
3873 	if (ntries == 20)
3874 		return ETIMEDOUT;
3875 
3876 	/* initialize BBP registers to default values */
3877 	for (i = 0; i < nitems(rt2860_def_bbp); i++) {
3878 		run_bbp_write(sc, rt2860_def_bbp[i].reg,
3879 		    rt2860_def_bbp[i].val);
3880 	}
3881 
3882 	/* fix BBP84 for RT2860E */
3883 	if (sc->mac_ver == 0x2860 && sc->mac_rev != 0x0101)
3884 		run_bbp_write(sc, 84, 0x19);
3885 
3886 	if (sc->mac_ver >= 0x3070) {
3887 		run_bbp_write(sc, 79, 0x13);
3888 		run_bbp_write(sc, 80, 0x05);
3889 		run_bbp_write(sc, 81, 0x33);
3890 	} else if (sc->mac_ver == 0x2860 && sc->mac_rev == 0x0100) {
3891 		run_bbp_write(sc, 69, 0x16);
3892 		run_bbp_write(sc, 73, 0x12);
3893 	}
3894 	return 0;
3895 }
3896 
3897 static int
3898 run_rt3070_rf_init(struct run_softc *sc)
3899 {
3900 	uint32_t tmp;
3901 	uint8_t rf, target, bbp4;
3902 	int i;
3903 
3904 	run_rt3070_rf_read(sc, 30, &rf);
3905 	/* toggle RF R30 bit 7 */
3906 	run_rt3070_rf_write(sc, 30, rf | 0x80);
3907 	run_delay(sc, 10);
3908 	run_rt3070_rf_write(sc, 30, rf & ~0x80);
3909 
3910 	/* initialize RF registers to default value */
3911 	if (sc->mac_ver == 0x3572) {
3912 		for (i = 0; i < nitems(rt3572_def_rf); i++) {
3913 			run_rt3070_rf_write(sc, rt3572_def_rf[i].reg,
3914 			    rt3572_def_rf[i].val);
3915 		}
3916 	} else {
3917 		for (i = 0; i < nitems(rt3070_def_rf); i++) {
3918 			run_rt3070_rf_write(sc, rt3070_def_rf[i].reg,
3919 			    rt3070_def_rf[i].val);
3920 		}
3921 	}
3922 
3923 	if (sc->mac_ver == 0x3070) {
3924 		/* change voltage from 1.2V to 1.35V for RT3070 */
3925 		run_read(sc, RT3070_LDO_CFG0, &tmp);
3926 		tmp = (tmp & ~0x0f000000) | 0x0d000000;
3927 		run_write(sc, RT3070_LDO_CFG0, tmp);
3928 
3929 	} else if (sc->mac_ver == 0x3071) {
3930 		run_rt3070_rf_read(sc, 6, &rf);
3931 		run_rt3070_rf_write(sc, 6, rf | 0x40);
3932 		run_rt3070_rf_write(sc, 31, 0x14);
3933 
3934 		run_read(sc, RT3070_LDO_CFG0, &tmp);
3935 		tmp &= ~0x1f000000;
3936 		if (sc->mac_rev < 0x0211)
3937 			tmp |= 0x0d000000;	/* 1.3V */
3938 		else
3939 			tmp |= 0x01000000;	/* 1.2V */
3940 		run_write(sc, RT3070_LDO_CFG0, tmp);
3941 
3942 		/* patch LNA_PE_G1 */
3943 		run_read(sc, RT3070_GPIO_SWITCH, &tmp);
3944 		run_write(sc, RT3070_GPIO_SWITCH, tmp & ~0x20);
3945 	} else if(sc->mac_ver == 0x3572){
3946 		run_rt3070_rf_read(sc, 6, &rf);
3947 		run_rt3070_rf_write(sc, 6, rf | 0x40);
3948 
3949 		if (sc->mac_rev < 0x0211){
3950 			/* increase voltage from 1.2V to 1.35V */
3951 			run_read(sc, RT3070_LDO_CFG0, &tmp);
3952 			tmp = (tmp & ~0x0f000000) | 0x0d000000;
3953 			run_write(sc, RT3070_LDO_CFG0, tmp);
3954 		} else {
3955 			/* increase voltage from 1.2V to 1.35V */
3956 			run_read(sc, RT3070_LDO_CFG0, &tmp);
3957 			tmp = (tmp & ~0x1f000000) | 0x0d000000;
3958 			run_write(sc, RT3070_LDO_CFG0, tmp);
3959 
3960 			run_delay(sc, 1);	/* wait for 1msec */
3961 
3962 			/* decrease voltage back to 1.2V */
3963 			tmp = (tmp & ~0x1f000000) | 0x01000000;
3964 			run_write(sc, RT3070_LDO_CFG0, tmp);
3965 		}
3966 	}
3967 
3968 	/* select 20MHz bandwidth */
3969 	run_rt3070_rf_read(sc, 31, &rf);
3970 	run_rt3070_rf_write(sc, 31, rf & ~0x20);
3971 
3972 	/* calibrate filter for 20MHz bandwidth */
3973 	sc->rf24_20mhz = 0x1f;	/* default value */
3974 	target = (sc->mac_ver < 0x3071) ? 0x16 : 0x13;
3975 	run_rt3070_filter_calib(sc, 0x07, target, &sc->rf24_20mhz);
3976 
3977 	/* select 40MHz bandwidth */
3978 	run_bbp_read(sc, 4, &bbp4);
3979 	run_bbp_write(sc, 4, (bbp4 & ~0x08) | 0x10);
3980 	run_rt3070_rf_read(sc, 31, &rf);
3981 	run_rt3070_rf_write(sc, 31, rf | 0x20);
3982 
3983 	/* calibrate filter for 40MHz bandwidth */
3984 	sc->rf24_40mhz = 0x2f;	/* default value */
3985 	target = (sc->mac_ver < 0x3071) ? 0x19 : 0x15;
3986 	run_rt3070_filter_calib(sc, 0x27, target, &sc->rf24_40mhz);
3987 
3988 	/* go back to 20MHz bandwidth */
3989 	run_bbp_read(sc, 4, &bbp4);
3990 	run_bbp_write(sc, 4, bbp4 & ~0x18);
3991 
3992 	if (sc->mac_ver == 0x3572) {
3993 		/* save default BBP registers 25 and 26 values */
3994 		run_bbp_read(sc, 25, &sc->bbp25);
3995 		run_bbp_read(sc, 26, &sc->bbp26);
3996 	} else if (sc->mac_rev < 0x0211)
3997 		run_rt3070_rf_write(sc, 27, 0x03);
3998 
3999 	run_read(sc, RT3070_OPT_14, &tmp);
4000 	run_write(sc, RT3070_OPT_14, tmp | 1);
4001 
4002 	if (sc->mac_ver == 0x3070 || sc->mac_ver == 0x3071) {
4003 		run_rt3070_rf_read(sc, 17, &rf);
4004 		rf &= ~RT3070_TX_LO1;
4005 		if ((sc->mac_ver == 0x3070 ||
4006 		     (sc->mac_ver == 0x3071 && sc->mac_rev >= 0x0211)) &&
4007 		    !sc->ext_2ghz_lna)
4008 			rf |= 0x20;	/* fix for long range Rx issue */
4009 		if (sc->txmixgain_2ghz >= 1)
4010 			rf = (rf & ~0x7) | sc->txmixgain_2ghz;
4011 		run_rt3070_rf_write(sc, 17, rf);
4012 	}
4013 
4014 	if (sc->mac_rev == 0x3071) {
4015 		run_rt3070_rf_read(sc, 1, &rf);
4016 		rf &= ~(RT3070_RX0_PD | RT3070_TX0_PD);
4017 		rf |= RT3070_RF_BLOCK | RT3070_RX1_PD | RT3070_TX1_PD;
4018 		run_rt3070_rf_write(sc, 1, rf);
4019 
4020 		run_rt3070_rf_read(sc, 15, &rf);
4021 		run_rt3070_rf_write(sc, 15, rf & ~RT3070_TX_LO2);
4022 
4023 		run_rt3070_rf_read(sc, 20, &rf);
4024 		run_rt3070_rf_write(sc, 20, rf & ~RT3070_RX_LO1);
4025 
4026 		run_rt3070_rf_read(sc, 21, &rf);
4027 		run_rt3070_rf_write(sc, 21, rf & ~RT3070_RX_LO2);
4028 	}
4029 
4030 	if (sc->mac_ver == 0x3070 || sc->mac_ver == 0x3071) {
4031 		/* fix Tx to Rx IQ glitch by raising RF voltage */
4032 		run_rt3070_rf_read(sc, 27, &rf);
4033 		rf &= ~0x77;
4034 		if (sc->mac_rev < 0x0211)
4035 			rf |= 0x03;
4036 		run_rt3070_rf_write(sc, 27, rf);
4037 	}
4038 	return 0;
4039 }
4040 
4041 static int
4042 run_rt3070_filter_calib(struct run_softc *sc, uint8_t init, uint8_t target,
4043     uint8_t *val)
4044 {
4045 	uint8_t rf22, rf24;
4046 	uint8_t bbp55_pb, bbp55_sb, delta;
4047 	int ntries;
4048 
4049 	/* program filter */
4050 	run_rt3070_rf_read(sc, 24, &rf24);
4051 	rf24 = (rf24 & 0xc0) | init;	/* initial filter value */
4052 	run_rt3070_rf_write(sc, 24, rf24);
4053 
4054 	/* enable baseband loopback mode */
4055 	run_rt3070_rf_read(sc, 22, &rf22);
4056 	run_rt3070_rf_write(sc, 22, rf22 | 0x01);
4057 
4058 	/* set power and frequency of passband test tone */
4059 	run_bbp_write(sc, 24, 0x00);
4060 	for (ntries = 0; ntries < 100; ntries++) {
4061 		/* transmit test tone */
4062 		run_bbp_write(sc, 25, 0x90);
4063 		run_delay(sc, 10);
4064 		/* read received power */
4065 		run_bbp_read(sc, 55, &bbp55_pb);
4066 		if (bbp55_pb != 0)
4067 			break;
4068 	}
4069 	if (ntries == 100)
4070 		return ETIMEDOUT;
4071 
4072 	/* set power and frequency of stopband test tone */
4073 	run_bbp_write(sc, 24, 0x06);
4074 	for (ntries = 0; ntries < 100; ntries++) {
4075 		/* transmit test tone */
4076 		run_bbp_write(sc, 25, 0x90);
4077 		run_delay(sc, 10);
4078 		/* read received power */
4079 		run_bbp_read(sc, 55, &bbp55_sb);
4080 
4081 		delta = bbp55_pb - bbp55_sb;
4082 		if (delta > target)
4083 			break;
4084 
4085 		/* reprogram filter */
4086 		rf24++;
4087 		run_rt3070_rf_write(sc, 24, rf24);
4088 	}
4089 	if (ntries < 100) {
4090 		if (rf24 != init)
4091 			rf24--;	/* backtrack */
4092 		*val = rf24;
4093 		run_rt3070_rf_write(sc, 24, rf24);
4094 	}
4095 
4096 	/* restore initial state */
4097 	run_bbp_write(sc, 24, 0x00);
4098 
4099 	/* disable baseband loopback mode */
4100 	run_rt3070_rf_read(sc, 22, &rf22);
4101 	run_rt3070_rf_write(sc, 22, rf22 & ~0x01);
4102 
4103 	return 0;
4104 }
4105 
4106 static void
4107 run_rt3070_rf_setup(struct run_softc *sc)
4108 {
4109 	uint8_t bbp, rf;
4110 	int i;
4111 
4112 	if (sc->mac_ver == 0x3572) {
4113 		/* enable DC filter */
4114 		if (sc->mac_rev >= 0x0201)
4115 			run_bbp_write(sc, 103, 0xc0);
4116 
4117 		run_bbp_read(sc, 138, &bbp);
4118 		if (sc->ntxchains == 1)
4119 			bbp |= 0x20;	/* turn off DAC1 */
4120 		if (sc->nrxchains == 1)
4121 			bbp &= ~0x02;	/* turn off ADC1 */
4122 		run_bbp_write(sc, 138, bbp);
4123 
4124 		if (sc->mac_rev >= 0x0211) {
4125 			/* improve power consumption */
4126 			run_bbp_read(sc, 31, &bbp);
4127 			run_bbp_write(sc, 31, bbp & ~0x03);
4128 		}
4129 
4130 		run_rt3070_rf_read(sc, 16, &rf);
4131 		rf = (rf & ~0x07) | sc->txmixgain_2ghz;
4132 		run_rt3070_rf_write(sc, 16, rf);
4133 
4134 	} else if (sc->mac_ver == 0x3071) {
4135 		/* enable DC filter */
4136 		if (sc->mac_rev >= 0x0201)
4137 			run_bbp_write(sc, 103, 0xc0);
4138 
4139 		run_bbp_read(sc, 138, &bbp);
4140 		if (sc->ntxchains == 1)
4141 			bbp |= 0x20;	/* turn off DAC1 */
4142 		if (sc->nrxchains == 1)
4143 			bbp &= ~0x02;	/* turn off ADC1 */
4144 		run_bbp_write(sc, 138, bbp);
4145 
4146 		if (sc->mac_rev >= 0x0211) {
4147 			/* improve power consumption */
4148 			run_bbp_read(sc, 31, &bbp);
4149 			run_bbp_write(sc, 31, bbp & ~0x03);
4150 		}
4151 
4152 		run_write(sc, RT2860_TX_SW_CFG1, 0);
4153 		if (sc->mac_rev < 0x0211) {
4154 			run_write(sc, RT2860_TX_SW_CFG2,
4155 			    sc->patch_dac ? 0x2c : 0x0f);
4156 		} else
4157 			run_write(sc, RT2860_TX_SW_CFG2, 0);
4158 
4159 	} else if (sc->mac_ver == 0x3070) {
4160 		if (sc->mac_rev >= 0x0201) {
4161 			/* enable DC filter */
4162 			run_bbp_write(sc, 103, 0xc0);
4163 
4164 			/* improve power consumption */
4165 			run_bbp_read(sc, 31, &bbp);
4166 			run_bbp_write(sc, 31, bbp & ~0x03);
4167 		}
4168 
4169 		if (sc->mac_rev < 0x0211) {
4170 			run_write(sc, RT2860_TX_SW_CFG1, 0);
4171 			run_write(sc, RT2860_TX_SW_CFG2, 0x2c);
4172 		} else
4173 			run_write(sc, RT2860_TX_SW_CFG2, 0);
4174 	}
4175 
4176 	/* initialize RF registers from ROM for >=RT3071*/
4177 	if (sc->mac_ver >= 0x3071) {
4178 		for (i = 0; i < 10; i++) {
4179 			if (sc->rf[i].reg == 0 || sc->rf[i].reg == 0xff)
4180 				continue;
4181 			run_rt3070_rf_write(sc, sc->rf[i].reg, sc->rf[i].val);
4182 		}
4183 	}
4184 }
4185 
4186 static int
4187 run_txrx_enable(struct run_softc *sc)
4188 {
4189 	struct ieee80211com *ic = sc->sc_ifp->if_l2com;
4190 	uint32_t tmp;
4191 	int error, ntries;
4192 
4193 	run_write(sc, RT2860_MAC_SYS_CTRL, RT2860_MAC_TX_EN);
4194 	for (ntries = 0; ntries < 200; ntries++) {
4195 		if ((error = run_read(sc, RT2860_WPDMA_GLO_CFG, &tmp)) != 0)
4196 			return error;
4197 		if ((tmp & (RT2860_TX_DMA_BUSY | RT2860_RX_DMA_BUSY)) == 0)
4198 			break;
4199 		run_delay(sc, 50);
4200 	}
4201 	if (ntries == 200)
4202 		return ETIMEDOUT;
4203 
4204 	run_delay(sc, 50);
4205 
4206 	tmp |= RT2860_RX_DMA_EN | RT2860_TX_DMA_EN | RT2860_TX_WB_DDONE;
4207 	run_write(sc, RT2860_WPDMA_GLO_CFG, tmp);
4208 
4209 	/* enable Rx bulk aggregation (set timeout and limit) */
4210 	tmp = RT2860_USB_TX_EN | RT2860_USB_RX_EN | RT2860_USB_RX_AGG_EN |
4211 	    RT2860_USB_RX_AGG_TO(128) | RT2860_USB_RX_AGG_LMT(2);
4212 	run_write(sc, RT2860_USB_DMA_CFG, tmp);
4213 
4214 	/* set Rx filter */
4215 	tmp = RT2860_DROP_CRC_ERR | RT2860_DROP_PHY_ERR;
4216 	if (ic->ic_opmode != IEEE80211_M_MONITOR) {
4217 		tmp |= RT2860_DROP_UC_NOME | RT2860_DROP_DUPL |
4218 		    RT2860_DROP_CTS | RT2860_DROP_BA | RT2860_DROP_ACK |
4219 		    RT2860_DROP_VER_ERR | RT2860_DROP_CTRL_RSV |
4220 		    RT2860_DROP_CFACK | RT2860_DROP_CFEND;
4221 		if (ic->ic_opmode == IEEE80211_M_STA)
4222 			tmp |= RT2860_DROP_RTS | RT2860_DROP_PSPOLL;
4223 	}
4224 	run_write(sc, RT2860_RX_FILTR_CFG, tmp);
4225 
4226 	run_write(sc, RT2860_MAC_SYS_CTRL,
4227 	    RT2860_MAC_RX_EN | RT2860_MAC_TX_EN);
4228 
4229 	return 0;
4230 }
4231 
4232 static void
4233 run_init_locked(struct run_softc *sc)
4234 {
4235 	struct ifnet *ifp = sc->sc_ifp;
4236 	struct ieee80211com *ic = ifp->if_l2com;
4237 	uint32_t tmp;
4238 	uint8_t bbp1, bbp3;
4239 	int i;
4240 	int ridx;
4241 	int ntries;
4242 
4243 	run_stop(sc);
4244 
4245 	for (ntries = 0; ntries < 100; ntries++) {
4246 		if (run_read(sc, RT2860_ASIC_VER_ID, &tmp) != 0)
4247 			goto fail;
4248 		if (tmp != 0 && tmp != 0xffffffff)
4249 			break;
4250 		run_delay(sc, 10);
4251 	}
4252 	if (ntries == 100)
4253 		goto fail;
4254 
4255 	for (i = 0; i != RUN_EP_QUEUES; i++)
4256 		run_setup_tx_list(sc, &sc->sc_epq[i]);
4257 
4258 	run_set_macaddr(sc, IF_LLADDR(ifp));
4259 
4260 	for (ntries = 0; ntries < 100; ntries++) {
4261 		if (run_read(sc, RT2860_WPDMA_GLO_CFG, &tmp) != 0)
4262 			goto fail;
4263 		if ((tmp & (RT2860_TX_DMA_BUSY | RT2860_RX_DMA_BUSY)) == 0)
4264 			break;
4265 		run_delay(sc, 10);
4266 	}
4267 	if (ntries == 100) {
4268 		device_printf(sc->sc_dev, "timeout waiting for DMA engine\n");
4269 		goto fail;
4270 	}
4271 	tmp &= 0xff0;
4272 	tmp |= RT2860_TX_WB_DDONE;
4273 	run_write(sc, RT2860_WPDMA_GLO_CFG, tmp);
4274 
4275 	/* turn off PME_OEN to solve high-current issue */
4276 	run_read(sc, RT2860_SYS_CTRL, &tmp);
4277 	run_write(sc, RT2860_SYS_CTRL, tmp & ~RT2860_PME_OEN);
4278 
4279 	run_write(sc, RT2860_MAC_SYS_CTRL,
4280 	    RT2860_BBP_HRST | RT2860_MAC_SRST);
4281 	run_write(sc, RT2860_USB_DMA_CFG, 0);
4282 
4283 	if (run_reset(sc) != 0) {
4284 		device_printf(sc->sc_dev, "could not reset chipset\n");
4285 		goto fail;
4286 	}
4287 
4288 	run_write(sc, RT2860_MAC_SYS_CTRL, 0);
4289 
4290 	/* init Tx power for all Tx rates (from EEPROM) */
4291 	for (ridx = 0; ridx < 5; ridx++) {
4292 		if (sc->txpow20mhz[ridx] == 0xffffffff)
4293 			continue;
4294 		run_write(sc, RT2860_TX_PWR_CFG(ridx), sc->txpow20mhz[ridx]);
4295 	}
4296 
4297 	for (i = 0; i < nitems(rt2870_def_mac); i++)
4298 		run_write(sc, rt2870_def_mac[i].reg, rt2870_def_mac[i].val);
4299 	run_write(sc, RT2860_WMM_AIFSN_CFG, 0x00002273);
4300 	run_write(sc, RT2860_WMM_CWMIN_CFG, 0x00002344);
4301 	run_write(sc, RT2860_WMM_CWMAX_CFG, 0x000034aa);
4302 
4303 	if (sc->mac_ver >= 0x3070) {
4304 		/* set delay of PA_PE assertion to 1us (unit of 0.25us) */
4305 		run_write(sc, RT2860_TX_SW_CFG0,
4306 		    4 << RT2860_DLY_PAPE_EN_SHIFT);
4307 	}
4308 
4309 	/* wait while MAC is busy */
4310 	for (ntries = 0; ntries < 100; ntries++) {
4311 		if (run_read(sc, RT2860_MAC_STATUS_REG, &tmp) != 0)
4312 			goto fail;
4313 		if (!(tmp & (RT2860_RX_STATUS_BUSY | RT2860_TX_STATUS_BUSY)))
4314 			break;
4315 		run_delay(sc, 10);
4316 	}
4317 	if (ntries == 100)
4318 		goto fail;
4319 
4320 	/* clear Host to MCU mailbox */
4321 	run_write(sc, RT2860_H2M_BBPAGENT, 0);
4322 	run_write(sc, RT2860_H2M_MAILBOX, 0);
4323 	run_delay(sc, 10);
4324 
4325 	if (run_bbp_init(sc) != 0) {
4326 		device_printf(sc->sc_dev, "could not initialize BBP\n");
4327 		goto fail;
4328 	}
4329 
4330 	/* abort TSF synchronization */
4331 	run_read(sc, RT2860_BCN_TIME_CFG, &tmp);
4332 	tmp &= ~(RT2860_BCN_TX_EN | RT2860_TSF_TIMER_EN |
4333 	    RT2860_TBTT_TIMER_EN);
4334 	run_write(sc, RT2860_BCN_TIME_CFG, tmp);
4335 
4336 	/* clear RX WCID search table */
4337 	run_set_region_4(sc, RT2860_WCID_ENTRY(0), 0, 512);
4338 	/* clear WCID attribute table */
4339 	run_set_region_4(sc, RT2860_WCID_ATTR(0), 0, 8 * 32);
4340 	/* clear shared key table */
4341 	run_set_region_4(sc, RT2860_SKEY(0, 0), 0, 8 * 32);
4342 	/* clear shared key mode */
4343 	run_set_region_4(sc, RT2860_SKEY_MODE_0_7, 0, 4);
4344 
4345 	run_read(sc, RT2860_US_CYC_CNT, &tmp);
4346 	tmp = (tmp & ~0xff) | 0x1e;
4347 	run_write(sc, RT2860_US_CYC_CNT, tmp);
4348 
4349 	if (sc->mac_rev != 0x0101)
4350 		run_write(sc, RT2860_TXOP_CTRL_CFG, 0x0000583f);
4351 
4352 	run_write(sc, RT2860_WMM_TXOP0_CFG, 0);
4353 	run_write(sc, RT2860_WMM_TXOP1_CFG, 48 << 16 | 96);
4354 
4355 	/* write vendor-specific BBP values (from EEPROM) */
4356 	for (i = 0; i < 8; i++) {
4357 		if (sc->bbp[i].reg == 0 || sc->bbp[i].reg == 0xff)
4358 			continue;
4359 		run_bbp_write(sc, sc->bbp[i].reg, sc->bbp[i].val);
4360 	}
4361 
4362 	/* select Main antenna for 1T1R devices */
4363 	if (sc->rf_rev == RT3070_RF_3020)
4364 		run_set_rx_antenna(sc, 0);
4365 
4366 	/* send LEDs operating mode to microcontroller */
4367 	(void)run_mcu_cmd(sc, RT2860_MCU_CMD_LED1, sc->led[0]);
4368 	(void)run_mcu_cmd(sc, RT2860_MCU_CMD_LED2, sc->led[1]);
4369 	(void)run_mcu_cmd(sc, RT2860_MCU_CMD_LED3, sc->led[2]);
4370 
4371 	if (sc->mac_ver >= 0x3070)
4372 		run_rt3070_rf_init(sc);
4373 
4374 	/* disable non-existing Rx chains */
4375 	run_bbp_read(sc, 3, &bbp3);
4376 	bbp3 &= ~(1 << 3 | 1 << 4);
4377 	if (sc->nrxchains == 2)
4378 		bbp3 |= 1 << 3;
4379 	else if (sc->nrxchains == 3)
4380 		bbp3 |= 1 << 4;
4381 	run_bbp_write(sc, 3, bbp3);
4382 
4383 	/* disable non-existing Tx chains */
4384 	run_bbp_read(sc, 1, &bbp1);
4385 	if (sc->ntxchains == 1)
4386 		bbp1 &= ~(1 << 3 | 1 << 4);
4387 	run_bbp_write(sc, 1, bbp1);
4388 
4389 	if (sc->mac_ver >= 0x3070)
4390 		run_rt3070_rf_setup(sc);
4391 
4392 	/* select default channel */
4393 	run_set_chan(sc, ic->ic_curchan);
4394 
4395 	/* setup initial protection mode */
4396 	run_updateprot(ic);
4397 
4398 	/* turn radio LED on */
4399 	run_set_leds(sc, RT2860_LED_RADIO);
4400 
4401 	ifp->if_drv_flags &= ~IFF_DRV_OACTIVE;
4402 	ifp->if_drv_flags |= IFF_DRV_RUNNING;
4403 
4404 	for(i = 0; i != RUN_N_XFER; i++)
4405 		usbd_xfer_set_stall(sc->sc_xfer[i]);
4406 
4407 	usbd_transfer_start(sc->sc_xfer[RUN_BULK_RX]);
4408 
4409 	if (run_txrx_enable(sc) != 0)
4410 		goto fail;
4411 
4412 	return;
4413 
4414 fail:
4415 	run_stop(sc);
4416 }
4417 
4418 static void
4419 run_init(void *arg)
4420 {
4421 	struct run_softc *sc = arg;
4422 	struct ifnet *ifp = sc->sc_ifp;
4423 	struct ieee80211com *ic = ifp->if_l2com;
4424 
4425 	RUN_LOCK(sc);
4426 	run_init_locked(sc);
4427 	RUN_UNLOCK(sc);
4428 
4429 	if (ifp->if_drv_flags & IFF_DRV_RUNNING)
4430 	        ieee80211_start_all(ic);
4431 }
4432 
4433 static void
4434 run_stop(void *arg)
4435 {
4436 	struct run_softc *sc = (struct run_softc *)arg;
4437 	struct ifnet *ifp = sc->sc_ifp;
4438 	struct ieee80211com *ic = ifp->if_l2com;
4439 	uint32_t tmp;
4440 	int i;
4441 	int ntries;
4442 
4443 	RUN_LOCK_ASSERT(sc, MA_OWNED);
4444 
4445 	if(sc->sc_rvp != NULL){
4446 		sc->sc_rvp->ratectl_run = RUN_RATECTL_OFF;
4447 		if (ic->ic_flags & IEEE80211_F_SCAN)
4448 			ieee80211_cancel_scan(&sc->sc_rvp->vap);
4449 	}
4450 
4451 	if (ifp->if_drv_flags & IFF_DRV_RUNNING)
4452 		run_set_leds(sc, 0);	/* turn all LEDs off */
4453 
4454 	ifp->if_drv_flags &= ~(IFF_DRV_RUNNING | IFF_DRV_OACTIVE);
4455 
4456 	RUN_UNLOCK(sc);
4457 
4458 	for(i = 0; i < RUN_N_XFER; i++)
4459 		usbd_transfer_drain(sc->sc_xfer[i]);
4460 
4461 	RUN_LOCK(sc);
4462 
4463 	if(sc->rx_m != NULL){
4464 		m_free(sc->rx_m);
4465 		sc->rx_m = NULL;
4466 	}
4467 
4468 	/* disable Tx/Rx */
4469 	run_read(sc, RT2860_MAC_SYS_CTRL, &tmp);
4470 	tmp &= ~(RT2860_MAC_RX_EN | RT2860_MAC_TX_EN);
4471 	run_write(sc, RT2860_MAC_SYS_CTRL, tmp);
4472 
4473 	/* wait for pending Tx to complete */
4474 	for (ntries = 0; ntries < 100; ntries++) {
4475 		if (run_read(sc, RT2860_TXRXQ_PCNT, &tmp) != 0){
4476 			DPRINTF("Cannot read Tx queue count\n");
4477 			break;
4478 		}
4479 		if ((tmp & RT2860_TX2Q_PCNT_MASK) == 0){
4480 			DPRINTF("All Tx cleared\n");
4481 			break;
4482 		}
4483 		run_delay(sc, 10);
4484 	}
4485 	if(ntries >= 100)
4486 		DPRINTF("There are still pending Tx\n");
4487 	run_delay(sc, 10);
4488 	run_write(sc, RT2860_USB_DMA_CFG, 0);
4489 
4490 	run_write(sc, RT2860_MAC_SYS_CTRL, RT2860_BBP_HRST | RT2860_MAC_SRST);
4491 	run_write(sc, RT2860_MAC_SYS_CTRL, 0);
4492 
4493 	for (i = 0; i != RUN_EP_QUEUES; i++)
4494 		run_unsetup_tx_list(sc, &sc->sc_epq[i]);
4495 
4496 	return;
4497 }
4498 
4499 static void
4500 run_delay(struct run_softc *sc, unsigned int ms)
4501 {
4502 	usb_pause_mtx(mtx_owned(&sc->sc_mtx) ?
4503 	    &sc->sc_mtx : NULL, USB_MS_TO_TICKS(ms));
4504 }
4505 
4506 static device_method_t run_methods[] = {
4507 	/* Device interface */
4508 	DEVMETHOD(device_probe,		run_match),
4509 	DEVMETHOD(device_attach,	run_attach),
4510 	DEVMETHOD(device_detach,	run_detach),
4511 
4512 	{ 0, 0 }
4513 };
4514 
4515 static driver_t run_driver = {
4516 	"run",
4517 	run_methods,
4518 	sizeof(struct run_softc)
4519 };
4520 
4521 static devclass_t run_devclass;
4522 
4523 DRIVER_MODULE(run, uhub, run_driver, run_devclass, NULL, 0);
4524