xref: /freebsd/sys/dev/usb/serial/u3g.c (revision 3c4ba5f55438f7afd4f4b0b56f88f2bb505fd6a6)
1 /*
2  * Copyright (c) 2008 AnyWi Technologies
3  * Author: Andrea Guzzo <aguzzo@anywi.com>
4  * * based on uark.c 1.1 2006/08/14 08:30:22 jsg *
5  * * parts from ubsa.c 183348 2008-09-25 12:00:56Z phk *
6  *
7  * Permission to use, copy, modify, and distribute this software for any
8  * purpose with or without fee is hereby granted, provided that the above
9  * copyright notice and this permission notice appear in all copies.
10  *
11  * THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL WARRANTIES
12  * WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF
13  * MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR
14  * ANY SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES
15  * WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN
16  * ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF
17  * OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE.
18  *
19  * $FreeBSD$
20  */
21 
22 /*
23  * NOTE:
24  *
25  * - The detour through the tty layer is ridiculously expensive wrt
26  *   buffering due to the high speeds.
27  *
28  *   We should consider adding a simple r/w device which allows
29  *   attaching of PPP in a more efficient way.
30  *
31  */
32 
33 #include <sys/param.h>
34 #include <sys/eventhandler.h>
35 #include <sys/stdint.h>
36 #include <sys/stddef.h>
37 #include <sys/queue.h>
38 #include <sys/systm.h>
39 #include <sys/kernel.h>
40 #include <sys/bus.h>
41 #include <sys/module.h>
42 #include <sys/lock.h>
43 #include <sys/mutex.h>
44 #include <sys/condvar.h>
45 #include <sys/sysctl.h>
46 #include <sys/sx.h>
47 #include <sys/unistd.h>
48 #include <sys/callout.h>
49 #include <sys/malloc.h>
50 #include <sys/priv.h>
51 
52 #include <dev/usb/usb.h>
53 #include <dev/usb/usbdi.h>
54 #include <dev/usb/usbdi_util.h>
55 #include <dev/usb/usb_cdc.h>
56 #include "usbdevs.h"
57 
58 #define	USB_DEBUG_VAR u3g_debug
59 #include <dev/usb/usb_debug.h>
60 #include <dev/usb/usb_process.h>
61 #include <dev/usb/usb_msctest.h>
62 
63 #include <dev/usb/serial/usb_serial.h>
64 #include <dev/usb/quirk/usb_quirk.h>
65 
66 #ifdef USB_DEBUG
67 static int u3g_debug = 0;
68 
69 static SYSCTL_NODE(_hw_usb, OID_AUTO, u3g, CTLFLAG_RW | CTLFLAG_MPSAFE, 0,
70     "USB 3g");
71 SYSCTL_INT(_hw_usb_u3g, OID_AUTO, debug, CTLFLAG_RWTUN,
72     &u3g_debug, 0, "Debug level");
73 #endif
74 
75 #define	U3G_MAXPORTS		12
76 #define	U3G_CONFIG_INDEX	0
77 #define	U3G_BSIZE		2048
78 #define	U3G_TXSIZE		(U3G_BSIZE / U3G_TXFRAMES)
79 #define	U3G_TXFRAMES		4
80 
81 /* Eject methods; See also usb_quirks.h:UQ_MSC_EJECT_* */
82 #define	U3GINIT_HUAWEI		1	/* Requires Huawei init command */
83 #define	U3GINIT_SIERRA		2	/* Requires Sierra init command */
84 #define	U3GINIT_SCSIEJECT	3	/* Requires SCSI eject command */
85 #define	U3GINIT_REZERO		4	/* Requires SCSI rezero command */
86 #define	U3GINIT_ZTESTOR		5	/* Requires ZTE SCSI command */
87 #define	U3GINIT_CMOTECH		6	/* Requires CMOTECH SCSI command */
88 #define	U3GINIT_WAIT		7	/* Device reappears after a delay */
89 #define	U3GINIT_SAEL_M460	8	/* Requires vendor init */
90 #define	U3GINIT_HUAWEISCSI	9	/* Requires Huawei SCSI init command */
91 #define	U3GINIT_HUAWEISCSI2	10	/* Requires Huawei SCSI init command (2) */
92 #define	U3GINIT_HUAWEISCSI3	11	/* Requires Huawei SCSI init command (3) */
93 #define	U3GINIT_HUAWEISCSI4	12	/* Requires Huawei SCSI init command (4) */
94 #define	U3GINIT_TCT		13	/* Requires TCT Mobile init command */
95 
96 enum {
97 	U3G_BULK_WR,
98 	U3G_BULK_RD,
99 	U3G_INTR,
100 	U3G_N_TRANSFER,
101 };
102 
103 struct u3g_softc {
104 	struct ucom_super_softc sc_super_ucom;
105 	struct ucom_softc sc_ucom[U3G_MAXPORTS];
106 
107 	struct usb_xfer *sc_xfer[U3G_MAXPORTS][U3G_N_TRANSFER];
108 	uint8_t sc_iface[U3G_MAXPORTS];			/* local status register */
109 	uint8_t sc_lsr[U3G_MAXPORTS];			/* local status register */
110 	uint8_t sc_msr[U3G_MAXPORTS];			/* u3g status register */
111 	uint16_t sc_line[U3G_MAXPORTS];			/* line status */
112 
113 	struct usb_device *sc_udev;
114 	struct mtx sc_mtx;
115 
116 	uint8_t sc_numports;
117 };
118 
119 static device_probe_t u3g_probe;
120 static device_attach_t u3g_attach;
121 static device_detach_t u3g_detach;
122 static void u3g_free_softc(struct u3g_softc *);
123 
124 static usb_callback_t u3g_write_callback;
125 static usb_callback_t u3g_read_callback;
126 static usb_callback_t u3g_intr_callback;
127 
128 static void u3g_cfg_get_status(struct ucom_softc *, uint8_t *, uint8_t *);
129 static void u3g_cfg_set_dtr(struct ucom_softc *, uint8_t);
130 static void u3g_cfg_set_rts(struct ucom_softc *, uint8_t);
131 static void u3g_start_read(struct ucom_softc *ucom);
132 static void u3g_stop_read(struct ucom_softc *ucom);
133 static void u3g_start_write(struct ucom_softc *ucom);
134 static void u3g_stop_write(struct ucom_softc *ucom);
135 static void u3g_poll(struct ucom_softc *ucom);
136 static void u3g_free(struct ucom_softc *ucom);
137 
138 static void u3g_test_autoinst(void *, struct usb_device *,
139 		struct usb_attach_arg *);
140 static int u3g_driver_loaded(struct module *mod, int what, void *arg);
141 
142 static eventhandler_tag u3g_etag;
143 
144 static const struct usb_config u3g_config[U3G_N_TRANSFER] = {
145 	[U3G_BULK_WR] = {
146 		.type = UE_BULK,
147 		.endpoint = UE_ADDR_ANY,
148 		.direction = UE_DIR_OUT,
149 		.bufsize = U3G_BSIZE,/* bytes */
150 		.frames = U3G_TXFRAMES,
151 		.flags = {.pipe_bof = 1,.force_short_xfer = 1,},
152 		.callback = &u3g_write_callback,
153 	},
154 
155 	[U3G_BULK_RD] = {
156 		.type = UE_BULK,
157 		.endpoint = UE_ADDR_ANY,
158 		.direction = UE_DIR_IN,
159 		.bufsize = U3G_BSIZE,/* bytes */
160 		.flags = {.pipe_bof = 1,.short_xfer_ok = 1,},
161 		.callback = &u3g_read_callback,
162 	},
163 
164 	[U3G_INTR] = {
165 		.type = UE_INTERRUPT,
166 		.endpoint = UE_ADDR_ANY,
167 		.direction = UE_DIR_IN,
168 		.flags = {.pipe_bof = 1,.short_xfer_ok = 1,.no_pipe_ok = 1,},
169 		.bufsize = 0,	/* use wMaxPacketSize */
170 		.callback = &u3g_intr_callback,
171 	},
172 };
173 
174 static const struct ucom_callback u3g_callback = {
175 	.ucom_cfg_get_status = &u3g_cfg_get_status,
176 	.ucom_cfg_set_dtr = &u3g_cfg_set_dtr,
177 	.ucom_cfg_set_rts = &u3g_cfg_set_rts,
178 	.ucom_start_read = &u3g_start_read,
179 	.ucom_stop_read = &u3g_stop_read,
180 	.ucom_start_write = &u3g_start_write,
181 	.ucom_stop_write = &u3g_stop_write,
182 	.ucom_poll = &u3g_poll,
183 	.ucom_free = &u3g_free,
184 };
185 
186 static device_method_t u3g_methods[] = {
187 	DEVMETHOD(device_probe, u3g_probe),
188 	DEVMETHOD(device_attach, u3g_attach),
189 	DEVMETHOD(device_detach, u3g_detach),
190 	DEVMETHOD_END
191 };
192 
193 static driver_t u3g_driver = {
194 	.name = "u3g",
195 	.methods = u3g_methods,
196 	.size = sizeof(struct u3g_softc),
197 };
198 
199 static const STRUCT_USB_HOST_ID u3g_devs[] = {
200 #define	U3G_DEV(v,p,i) { USB_VPI(USB_VENDOR_##v, USB_PRODUCT_##v##_##p, i) }
201 	U3G_DEV(ABIT, AK_020, 0),
202 	U3G_DEV(ACERP, H10, 0),
203 	U3G_DEV(AIRPLUS, MCD650, 0),
204 	U3G_DEV(AIRPRIME, PC5220, 0),
205 	U3G_DEV(AIRPRIME, AC313U, 0),
206 	U3G_DEV(ALINK, 3G, 0),
207 	U3G_DEV(ALINK, 3GU, 0),
208 	U3G_DEV(ALINK, DWM652U5, 0),
209 	U3G_DEV(ALINK, SIM7600E, 0),
210 	U3G_DEV(AMOI, H01, 0),
211 	U3G_DEV(AMOI, H01A, 0),
212 	U3G_DEV(AMOI, H02, 0),
213 	U3G_DEV(ANYDATA, ADU_500A, 0),
214 	U3G_DEV(ANYDATA, ADU_620UW, 0),
215 	U3G_DEV(ANYDATA, ADU_E100X, 0),
216 	U3G_DEV(AXESSTEL, DATAMODEM, 0),
217 	U3G_DEV(CMOTECH, CDMA_MODEM1, 0),
218 	U3G_DEV(CMOTECH, CGU628, U3GINIT_CMOTECH),
219 	U3G_DEV(DELL, U5500, 0),
220 	U3G_DEV(DELL, U5505, 0),
221 	U3G_DEV(DELL, U5510, 0),
222 	U3G_DEV(DELL, U5520, 0),
223 	U3G_DEV(DELL, U5520_2, 0),
224 	U3G_DEV(DELL, U5520_3, 0),
225 	U3G_DEV(DELL, U5700, 0),
226 	U3G_DEV(DELL, U5700_2, 0),
227 	U3G_DEV(DELL, U5700_3, 0),
228 	U3G_DEV(DELL, U5700_4, 0),
229 	U3G_DEV(DELL, U5720, 0),
230 	U3G_DEV(DELL, U5720_2, 0),
231 	U3G_DEV(DELL, U5730, 0),
232 	U3G_DEV(DELL, U5730_2, 0),
233 	U3G_DEV(DELL, U5730_3, 0),
234 	U3G_DEV(DELL, U740, 0),
235 	U3G_DEV(DELL, DW5809, 0),
236 	U3G_DEV(DELL, DW5809_2, 0),
237 	U3G_DEV(DELL, DW5811, 0),
238 	U3G_DEV(DELL, DW5811_2, 0),
239 	U3G_DEV(DELL, DW5816, 0),
240 	U3G_DEV(DELL, DW5816_2, 0),
241 	U3G_DEV(DELL, DW5818, 0),
242 	U3G_DEV(DELL, DW5818_2, 0),
243 	U3G_DEV(DLINK, DWR510_CD, U3GINIT_SCSIEJECT),
244 	U3G_DEV(DLINK, DWR510, 0),
245 	U3G_DEV(DLINK, DWM157_CD, U3GINIT_SCSIEJECT),
246 	U3G_DEV(DLINK, DWM157, 0),
247 	U3G_DEV(DLINK, DWM157_CD_2, U3GINIT_SCSIEJECT),
248 	U3G_DEV(DLINK, DWM157_2, 0),
249 	U3G_DEV(DLINK, DWM222_CD, U3GINIT_SCSIEJECT),
250 	U3G_DEV(DLINK, DWM222, 0),
251 	U3G_DEV(DLINK, DWM222_CD_2, U3GINIT_SCSIEJECT),
252 	U3G_DEV(DLINK, DWM222_2, 0),
253 	U3G_DEV(DLINK3, DWM652, 0),
254 	U3G_DEV(HP, EV2200, 0),
255 	U3G_DEV(HP, HS2300, 0),
256 	U3G_DEV(HP, UN2420_QDL, 0),
257 	U3G_DEV(HP, UN2420, 0),
258 	U3G_DEV(HP, LT4132, U3GINIT_HUAWEISCSI2),
259 	U3G_DEV(HUAWEI, E1401, U3GINIT_HUAWEI),
260 	U3G_DEV(HUAWEI, E1402, U3GINIT_HUAWEI),
261 	U3G_DEV(HUAWEI, E1403, U3GINIT_HUAWEI),
262 	U3G_DEV(HUAWEI, E1404, U3GINIT_HUAWEI),
263 	U3G_DEV(HUAWEI, E1405, U3GINIT_HUAWEI),
264 	U3G_DEV(HUAWEI, E1406, U3GINIT_HUAWEI),
265 	U3G_DEV(HUAWEI, E1407, U3GINIT_HUAWEI),
266 	U3G_DEV(HUAWEI, E1408, U3GINIT_HUAWEI),
267 	U3G_DEV(HUAWEI, E1409, U3GINIT_HUAWEI),
268 	U3G_DEV(HUAWEI, E140A, U3GINIT_HUAWEI),
269 	U3G_DEV(HUAWEI, E140B, U3GINIT_HUAWEI),
270 	U3G_DEV(HUAWEI, E140D, U3GINIT_HUAWEI),
271 	U3G_DEV(HUAWEI, E140E, U3GINIT_HUAWEI),
272 	U3G_DEV(HUAWEI, E140F, U3GINIT_HUAWEI),
273 	U3G_DEV(HUAWEI, E1410, U3GINIT_HUAWEI),
274 	U3G_DEV(HUAWEI, E1411, U3GINIT_HUAWEI),
275 	U3G_DEV(HUAWEI, E1412, U3GINIT_HUAWEI),
276 	U3G_DEV(HUAWEI, E1413, U3GINIT_HUAWEI),
277 	U3G_DEV(HUAWEI, E1414, U3GINIT_HUAWEI),
278 	U3G_DEV(HUAWEI, E1415, U3GINIT_HUAWEI),
279 	U3G_DEV(HUAWEI, E1416, U3GINIT_HUAWEI),
280 	U3G_DEV(HUAWEI, E1417, U3GINIT_HUAWEI),
281 	U3G_DEV(HUAWEI, E1418, U3GINIT_HUAWEI),
282 	U3G_DEV(HUAWEI, E1419, U3GINIT_HUAWEI),
283 	U3G_DEV(HUAWEI, E141A, U3GINIT_HUAWEI),
284 	U3G_DEV(HUAWEI, E141B, U3GINIT_HUAWEI),
285 	U3G_DEV(HUAWEI, E141C, U3GINIT_HUAWEI),
286 	U3G_DEV(HUAWEI, E141D, U3GINIT_HUAWEI),
287 	U3G_DEV(HUAWEI, E141E, U3GINIT_HUAWEI),
288 	U3G_DEV(HUAWEI, E141F, U3GINIT_HUAWEI),
289 	U3G_DEV(HUAWEI, E1420, U3GINIT_HUAWEI),
290 	U3G_DEV(HUAWEI, E1421, U3GINIT_HUAWEI),
291 	U3G_DEV(HUAWEI, E1422, U3GINIT_HUAWEI),
292 	U3G_DEV(HUAWEI, E1423, U3GINIT_HUAWEI),
293 	U3G_DEV(HUAWEI, E1424, U3GINIT_HUAWEI),
294 	U3G_DEV(HUAWEI, E1425, U3GINIT_HUAWEI),
295 	U3G_DEV(HUAWEI, E1426, U3GINIT_HUAWEI),
296 	U3G_DEV(HUAWEI, E1427, U3GINIT_HUAWEI),
297 	U3G_DEV(HUAWEI, E1428, U3GINIT_HUAWEI),
298 	U3G_DEV(HUAWEI, E1429, U3GINIT_HUAWEI),
299 	U3G_DEV(HUAWEI, E142A, U3GINIT_HUAWEI),
300 	U3G_DEV(HUAWEI, E142B, U3GINIT_HUAWEI),
301 	U3G_DEV(HUAWEI, E142C, U3GINIT_HUAWEI),
302 	U3G_DEV(HUAWEI, E142D, U3GINIT_HUAWEI),
303 	U3G_DEV(HUAWEI, E142E, U3GINIT_HUAWEI),
304 	U3G_DEV(HUAWEI, E142F, U3GINIT_HUAWEI),
305 	U3G_DEV(HUAWEI, E1430, U3GINIT_HUAWEI),
306 	U3G_DEV(HUAWEI, E1431, U3GINIT_HUAWEI),
307 	U3G_DEV(HUAWEI, E1432, U3GINIT_HUAWEI),
308 	U3G_DEV(HUAWEI, E1433, U3GINIT_HUAWEI),
309 	U3G_DEV(HUAWEI, E1434, U3GINIT_HUAWEI),
310 	U3G_DEV(HUAWEI, E1435, U3GINIT_HUAWEI),
311 	U3G_DEV(HUAWEI, E1436, U3GINIT_HUAWEI),
312 	U3G_DEV(HUAWEI, E1437, U3GINIT_HUAWEI),
313 	U3G_DEV(HUAWEI, E1438, U3GINIT_HUAWEI),
314 	U3G_DEV(HUAWEI, E1439, U3GINIT_HUAWEI),
315 	U3G_DEV(HUAWEI, E143A, U3GINIT_HUAWEI),
316 	U3G_DEV(HUAWEI, E143B, U3GINIT_HUAWEI),
317 	U3G_DEV(HUAWEI, E143C, U3GINIT_HUAWEI),
318 	U3G_DEV(HUAWEI, E143D, U3GINIT_HUAWEI),
319 	U3G_DEV(HUAWEI, E143E, U3GINIT_HUAWEI),
320 	U3G_DEV(HUAWEI, E143F, U3GINIT_HUAWEI),
321 	U3G_DEV(HUAWEI, E173, 0),
322 	U3G_DEV(HUAWEI, E173_INIT, U3GINIT_HUAWEISCSI),
323 	U3G_DEV(HUAWEI, E180V, U3GINIT_HUAWEI),
324 	U3G_DEV(HUAWEI, E220, U3GINIT_HUAWEI),
325 	U3G_DEV(HUAWEI, E220BIS, U3GINIT_HUAWEI),
326 	U3G_DEV(HUAWEI, E392, U3GINIT_HUAWEISCSI),
327 	U3G_DEV(HUAWEI, ME909U, U3GINIT_HUAWEISCSI2),
328 	U3G_DEV(HUAWEI, ME909S, U3GINIT_HUAWEISCSI2),
329 	U3G_DEV(HUAWEI, MOBILE, U3GINIT_HUAWEI),
330 	U3G_DEV(HUAWEI, E1752, U3GINIT_HUAWEISCSI),
331 	U3G_DEV(HUAWEI, E1820, U3GINIT_HUAWEISCSI),
332 	U3G_DEV(HUAWEI, K3771, U3GINIT_HUAWEI),
333 	U3G_DEV(HUAWEI, K3771_INIT, U3GINIT_HUAWEISCSI2),
334 	U3G_DEV(HUAWEI, K3772, U3GINIT_HUAWEI),
335 	U3G_DEV(HUAWEI, K3772_INIT, U3GINIT_HUAWEISCSI2),
336 	U3G_DEV(HUAWEI, K3765, U3GINIT_HUAWEI),
337 	U3G_DEV(HUAWEI, K3765_INIT, U3GINIT_HUAWEISCSI),
338 	U3G_DEV(HUAWEI, K3770, U3GINIT_HUAWEI),
339 	U3G_DEV(HUAWEI, K3770_INIT, U3GINIT_HUAWEISCSI),
340 	U3G_DEV(HUAWEI, K4505, U3GINIT_HUAWEI),
341 	U3G_DEV(HUAWEI, K4505_INIT, U3GINIT_HUAWEISCSI),
342 	U3G_DEV(HUAWEI, ETS2055, U3GINIT_HUAWEI),
343 	U3G_DEV(HUAWEI, E3272_INIT, U3GINIT_HUAWEISCSI2),
344 	U3G_DEV(HUAWEI, E3272, 0),
345 	U3G_DEV(HUAWEI, E3372_NCM, 0),
346 	U3G_DEV(HUAWEI, E3372_INIT, U3GINIT_HUAWEISCSI3),
347 	U3G_DEV(HUAWEI, E3372v153_INIT, U3GINIT_HUAWEISCSI2),
348 	U3G_DEV(HUAWEI, E3372v153_NCM, 0),
349 	U3G_DEV(HUAWEI, E5573Cs322_NCM, 0),
350 	U3G_DEV(HUAWEI, E5573Cs322_ECM, 0),
351 	U3G_DEV(HUAWEI, E5573Cs322_ACM, 0),
352 	U3G_DEV(KYOCERA2, CDMA_MSM_K, 0),
353 	U3G_DEV(KYOCERA2, KPC680, 0),
354 	U3G_DEV(LONGCHEER, WM66, U3GINIT_HUAWEI),
355 	U3G_DEV(LONGCHEER, DISK, U3GINIT_TCT),
356 	U3G_DEV(LONGCHEER, W14, 0),
357 	U3G_DEV(LONGCHEER, XSSTICK, 0),
358 	U3G_DEV(MERLIN, V620, 0),
359 	U3G_DEV(NEOTEL, PRIME, 0),
360 	U3G_DEV(NOVATEL, E725, 0),
361 	U3G_DEV(NOVATEL, ES620, 0),
362 	U3G_DEV(NOVATEL, ES620_2, 0),
363 	U3G_DEV(NOVATEL, EU730, 0),
364 	U3G_DEV(NOVATEL, EU740, 0),
365 	U3G_DEV(NOVATEL, EU870D, 0),
366 	U3G_DEV(NOVATEL, MC760, 0),
367 	U3G_DEV(NOVATEL, MC547, 0),
368 	U3G_DEV(NOVATEL, MC679, 0),
369 	U3G_DEV(NOVATEL, MC950D, 0),
370 	U3G_DEV(NOVATEL, MC990D, 0),
371 	U3G_DEV(NOVATEL, MIFI2200, U3GINIT_SCSIEJECT),
372 	U3G_DEV(NOVATEL, MIFI2200V, U3GINIT_SCSIEJECT),
373 	U3G_DEV(NOVATEL, U720, 0),
374 	U3G_DEV(NOVATEL, U727, 0),
375 	U3G_DEV(NOVATEL, U727_2, 0),
376 	U3G_DEV(NOVATEL, U740, 0),
377 	U3G_DEV(NOVATEL, U740_2, 0),
378 	U3G_DEV(NOVATEL, U760, U3GINIT_SCSIEJECT),
379 	U3G_DEV(NOVATEL, U870, 0),
380 	U3G_DEV(NOVATEL, V620, 0),
381 	U3G_DEV(NOVATEL, V640, 0),
382 	U3G_DEV(NOVATEL, V720, 0),
383 	U3G_DEV(NOVATEL, V740, 0),
384 	U3G_DEV(NOVATEL, X950D, 0),
385 	U3G_DEV(NOVATEL, XU870, 0),
386 	U3G_DEV(MOTOROLA2, MB886, U3GINIT_SCSIEJECT),
387 	U3G_DEV(OPTION, E6500, 0),
388 	U3G_DEV(OPTION, E6501, 0),
389 	U3G_DEV(OPTION, E6601, 0),
390 	U3G_DEV(OPTION, E6721, 0),
391 	U3G_DEV(OPTION, E6741, 0),
392 	U3G_DEV(OPTION, E6761, 0),
393 	U3G_DEV(OPTION, E6800, 0),
394 	U3G_DEV(OPTION, E7021, 0),
395 	U3G_DEV(OPTION, E7041, 0),
396 	U3G_DEV(OPTION, E7061, 0),
397 	U3G_DEV(OPTION, E7100, 0),
398 	U3G_DEV(OPTION, GE40X, 0),
399 	U3G_DEV(OPTION, GT3G, 0),
400 	U3G_DEV(OPTION, GT3GPLUS, 0),
401 	U3G_DEV(OPTION, GT3GQUAD, 0),
402 	U3G_DEV(OPTION, GT3G_1, 0),
403 	U3G_DEV(OPTION, GT3G_2, 0),
404 	U3G_DEV(OPTION, GT3G_3, 0),
405 	U3G_DEV(OPTION, GT3G_4, 0),
406 	U3G_DEV(OPTION, GT3G_5, 0),
407 	U3G_DEV(OPTION, GT3G_6, 0),
408 	U3G_DEV(OPTION, GTHSDPA, 0),
409 	U3G_DEV(OPTION, GTM380, 0),
410 	U3G_DEV(OPTION, GTMAX36, 0),
411 	U3G_DEV(OPTION, GTMAX380HSUPAE, 0),
412 	U3G_DEV(OPTION, GTMAXHSUPA, 0),
413 	U3G_DEV(OPTION, GTMAXHSUPAE, 0),
414 	U3G_DEV(OPTION, VODAFONEMC3G, 0),
415 	U3G_DEV(PANASONIC, CFF9_3G_QDL, 0),
416 	U3G_DEV(PANASONIC, CFF9_3G, 0),
417 	U3G_DEV(QISDA, H20_1, 0),
418 	U3G_DEV(QISDA, H20_2, 0),
419 	U3G_DEV(QISDA, H21_1, 0),
420 	U3G_DEV(QISDA, H21_2, 0),
421 	U3G_DEV(QUALCOMM, NTT_L02C_MODEM, U3GINIT_SCSIEJECT),
422 	U3G_DEV(QUALCOMM2, AC8700, 0),
423 	U3G_DEV(QUALCOMM2, MF330, 0),
424 	U3G_DEV(QUALCOMM2, SIM5218, 0),
425 	U3G_DEV(QUALCOMM2, WM620, 0),
426 	U3G_DEV(QUALCOMM2, VW110L, U3GINIT_SCSIEJECT),
427 	U3G_DEV(QUALCOMM2, GOBI2000_QDL, 0),
428 	U3G_DEV(QUALCOMM2, GOBI2000, 0),
429 	U3G_DEV(QUALCOMM2, VT80N, 0),
430 	U3G_DEV(QUALCOMM3, VFAST2, 0),
431 	U3G_DEV(QUALCOMMINC, AC2726, 0),
432 	U3G_DEV(QUALCOMMINC, AC682_INIT, U3GINIT_SCSIEJECT),
433 	U3G_DEV(QUALCOMMINC, AC682, 0),
434 	U3G_DEV(QUALCOMMINC, AC8700, 0),
435 	U3G_DEV(QUALCOMMINC, AC8710, 0),
436 	U3G_DEV(QUALCOMMINC, CDMA_MSM, U3GINIT_SCSIEJECT),
437 	U3G_DEV(QUALCOMMINC, E0002, 0),
438 	U3G_DEV(QUALCOMMINC, E0003, 0),
439 	U3G_DEV(QUALCOMMINC, E0004, 0),
440 	U3G_DEV(QUALCOMMINC, E0005, 0),
441 	U3G_DEV(QUALCOMMINC, E0006, 0),
442 	U3G_DEV(QUALCOMMINC, E0007, 0),
443 	U3G_DEV(QUALCOMMINC, E0008, 0),
444 	U3G_DEV(QUALCOMMINC, E0009, 0),
445 	U3G_DEV(QUALCOMMINC, E000A, 0),
446 	U3G_DEV(QUALCOMMINC, E000B, 0),
447 	U3G_DEV(QUALCOMMINC, E000C, 0),
448 	U3G_DEV(QUALCOMMINC, E000D, 0),
449 	U3G_DEV(QUALCOMMINC, E000E, 0),
450 	U3G_DEV(QUALCOMMINC, E000F, 0),
451 	U3G_DEV(QUALCOMMINC, E0010, 0),
452 	U3G_DEV(QUALCOMMINC, E0011, 0),
453 	U3G_DEV(QUALCOMMINC, E0012, 0),
454 	U3G_DEV(QUALCOMMINC, E0013, 0),
455 	U3G_DEV(QUALCOMMINC, E0014, 0),
456 	U3G_DEV(QUALCOMMINC, E0017, 0),
457 	U3G_DEV(QUALCOMMINC, E0018, 0),
458 	U3G_DEV(QUALCOMMINC, E0019, 0),
459 	U3G_DEV(QUALCOMMINC, E0020, 0),
460 	U3G_DEV(QUALCOMMINC, E0021, 0),
461 	U3G_DEV(QUALCOMMINC, E0022, 0),
462 	U3G_DEV(QUALCOMMINC, E0023, 0),
463 	U3G_DEV(QUALCOMMINC, E0024, 0),
464 	U3G_DEV(QUALCOMMINC, E0025, 0),
465 	U3G_DEV(QUALCOMMINC, E0026, 0),
466 	U3G_DEV(QUALCOMMINC, E0027, 0),
467 	U3G_DEV(QUALCOMMINC, E0028, 0),
468 	U3G_DEV(QUALCOMMINC, E0029, 0),
469 	U3G_DEV(QUALCOMMINC, E0030, 0),
470 	U3G_DEV(QUALCOMMINC, E0032, 0),
471 	U3G_DEV(QUALCOMMINC, E0033, 0),
472 	U3G_DEV(QUALCOMMINC, E0037, 0),
473 	U3G_DEV(QUALCOMMINC, E0039, 0),
474 	U3G_DEV(QUALCOMMINC, E0042, 0),
475 	U3G_DEV(QUALCOMMINC, E0043, 0),
476 	U3G_DEV(QUALCOMMINC, E0048, 0),
477 	U3G_DEV(QUALCOMMINC, E0049, 0),
478 	U3G_DEV(QUALCOMMINC, E0051, 0),
479 	U3G_DEV(QUALCOMMINC, E0052, 0),
480 	U3G_DEV(QUALCOMMINC, E0054, 0),
481 	U3G_DEV(QUALCOMMINC, E0055, 0),
482 	U3G_DEV(QUALCOMMINC, E0057, 0),
483 	U3G_DEV(QUALCOMMINC, E0058, 0),
484 	U3G_DEV(QUALCOMMINC, E0059, 0),
485 	U3G_DEV(QUALCOMMINC, E0060, 0),
486 	U3G_DEV(QUALCOMMINC, E0061, 0),
487 	U3G_DEV(QUALCOMMINC, E0062, 0),
488 	U3G_DEV(QUALCOMMINC, E0063, 0),
489 	U3G_DEV(QUALCOMMINC, E0064, 0),
490 	U3G_DEV(QUALCOMMINC, E0066, 0),
491 	U3G_DEV(QUALCOMMINC, E0069, 0),
492 	U3G_DEV(QUALCOMMINC, E0070, 0),
493 	U3G_DEV(QUALCOMMINC, E0073, 0),
494 	U3G_DEV(QUALCOMMINC, E0076, 0),
495 	U3G_DEV(QUALCOMMINC, E0078, 0),
496 	U3G_DEV(QUALCOMMINC, E0082, 0),
497 	U3G_DEV(QUALCOMMINC, E0086, 0),
498 	U3G_DEV(QUALCOMMINC, SURFSTICK, 0),
499 	U3G_DEV(QUALCOMMINC, E2002, 0),
500 	U3G_DEV(QUALCOMMINC, E2003, 0),
501 	U3G_DEV(QUALCOMMINC, K3772_Z, 0),
502 	U3G_DEV(QUALCOMMINC, K3772_Z_INIT, U3GINIT_SCSIEJECT),
503 	U3G_DEV(QUALCOMMINC, MF112, U3GINIT_ZTESTOR),
504 	U3G_DEV(QUALCOMMINC, MF195E, 0),
505 	U3G_DEV(QUALCOMMINC, MF195E_INIT, U3GINIT_SCSIEJECT),
506 	U3G_DEV(QUALCOMMINC, MF626, 0),
507 	U3G_DEV(QUALCOMMINC, MF628, 0),
508 	U3G_DEV(QUALCOMMINC, MF633R, 0),
509 	/* the following is a RNDIS device, no modem features */
510 	U3G_DEV(QUALCOMMINC, ZTE_MF730M, U3GINIT_SCSIEJECT),
511 	U3G_DEV(QUANTA, GKE, 0),
512 	U3G_DEV(QUANTA, GLE, 0),
513 	U3G_DEV(QUANTA, GLX, 0),
514 	U3G_DEV(QUANTA, Q101, 0),
515 	U3G_DEV(QUANTA, Q111, 0),
516 	U3G_DEV(QUECTEL, EC25, 0),
517 	U3G_DEV(QUECTEL, EM05, 0),
518 	U3G_DEV(QUECTEL, EM12_G, 0),
519 	U3G_DEV(QUECTEL, EP06_E, 0),
520 	U3G_DEV(QUECTEL, EM160R, 0),
521 	U3G_DEV(SIERRA, AC402, 0),
522 	U3G_DEV(SIERRA, AC595U, 0),
523 	U3G_DEV(SIERRA, AC313U, 0),
524 	U3G_DEV(SIERRA, AC597E, 0),
525 	U3G_DEV(SIERRA, AC875, 0),
526 	U3G_DEV(SIERRA, AC875E, 0),
527 	U3G_DEV(SIERRA, AC875U, 0),
528 	U3G_DEV(SIERRA, AC875U_2, 0),
529 	U3G_DEV(SIERRA, AC880, 0),
530 	U3G_DEV(SIERRA, AC880E, 0),
531 	U3G_DEV(SIERRA, AC880U, 0),
532 	U3G_DEV(SIERRA, AC881, 0),
533 	U3G_DEV(SIERRA, AC881E, 0),
534 	U3G_DEV(SIERRA, AC881U, 0),
535 	U3G_DEV(SIERRA, AC885E, 0),
536 	U3G_DEV(SIERRA, AC885E_2, 0),
537 	U3G_DEV(SIERRA, AC885U, 0),
538 	U3G_DEV(SIERRA, AIRCARD580, 0),
539 	U3G_DEV(SIERRA, AIRCARD595, 0),
540 	U3G_DEV(SIERRA, C22, 0),
541 	U3G_DEV(SIERRA, C597, 0),
542 	U3G_DEV(SIERRA, C888, 0),
543 	U3G_DEV(SIERRA, E0029, 0),
544 	U3G_DEV(SIERRA, E6892, 0),
545 	U3G_DEV(SIERRA, E6893, 0),
546 	U3G_DEV(SIERRA, EM5625, 0),
547 	U3G_DEV(SIERRA, EM5725, 0),
548 	U3G_DEV(SIERRA, MC5720, 0),
549 	U3G_DEV(SIERRA, MC5720_2, 0),
550 	U3G_DEV(SIERRA, MC5725, 0),
551 	U3G_DEV(SIERRA, MC5727, 0),
552 	U3G_DEV(SIERRA, MC5727_2, 0),
553 	U3G_DEV(SIERRA, MC5728, 0),
554 	U3G_DEV(SIERRA, MC7354, 0),
555 	U3G_DEV(SIERRA, MC7355, 0),
556 	U3G_DEV(SIERRA, MC7430, 0),
557 	U3G_DEV(SIERRA, MC8700, 0),
558 	U3G_DEV(SIERRA, MC8755, 0),
559 	U3G_DEV(SIERRA, MC8755_2, 0),
560 	U3G_DEV(SIERRA, MC8755_3, 0),
561 	U3G_DEV(SIERRA, MC8755_4, 0),
562 	U3G_DEV(SIERRA, MC8765, 0),
563 	U3G_DEV(SIERRA, MC8765_2, 0),
564 	U3G_DEV(SIERRA, MC8765_3, 0),
565 	U3G_DEV(SIERRA, MC8775, 0),
566 	U3G_DEV(SIERRA, MC8775_2, 0),
567 	U3G_DEV(SIERRA, MC8780, 0),
568 	U3G_DEV(SIERRA, MC8780_2, 0),
569 	U3G_DEV(SIERRA, MC8780_3, 0),
570 	U3G_DEV(SIERRA, MC8781, 0),
571 	U3G_DEV(SIERRA, MC8781_2, 0),
572 	U3G_DEV(SIERRA, MC8781_3, 0),
573 	U3G_DEV(SIERRA, MC8785, 0),
574 	U3G_DEV(SIERRA, MC8785_2, 0),
575 	U3G_DEV(SIERRA, MC8790, 0),
576 	U3G_DEV(SIERRA, MC8791, 0),
577 	U3G_DEV(SIERRA, MC8792, 0),
578 	U3G_DEV(SIERRA, MINI5725, 0),
579 	U3G_DEV(SIERRA, T11, 0),
580 	U3G_DEV(SIERRA, T598, 0),
581 	U3G_DEV(SIERRA, EM7430, 0),
582 	U3G_DEV(SIERRA, EM7430_2, 0),
583 	U3G_DEV(SIERRA, EM7455, 0),
584 	U3G_DEV(SIERRA, EM7455_2, 0),
585 	U3G_DEV(SIERRA, EM7565, 0),
586 	U3G_DEV(SIERRA, EM7565_2, 0),
587 	U3G_DEV(SILABS, SAEL, U3GINIT_SAEL_M460),
588 	U3G_DEV(STELERA, C105, 0),
589 	U3G_DEV(STELERA, E1003, 0),
590 	U3G_DEV(STELERA, E1004, 0),
591 	U3G_DEV(STELERA, E1005, 0),
592 	U3G_DEV(STELERA, E1006, 0),
593 	U3G_DEV(STELERA, E1007, 0),
594 	U3G_DEV(STELERA, E1008, 0),
595 	U3G_DEV(STELERA, E1009, 0),
596 	U3G_DEV(STELERA, E100A, 0),
597 	U3G_DEV(STELERA, E100B, 0),
598 	U3G_DEV(STELERA, E100C, 0),
599 	U3G_DEV(STELERA, E100D, 0),
600 	U3G_DEV(STELERA, E100E, 0),
601 	U3G_DEV(STELERA, E100F, 0),
602 	U3G_DEV(STELERA, E1010, 0),
603 	U3G_DEV(STELERA, E1011, 0),
604 	U3G_DEV(STELERA, E1012, 0),
605 	U3G_DEV(TCTMOBILE, X060S, 0),
606 	U3G_DEV(TCTMOBILE, X080S, U3GINIT_TCT),
607 	U3G_DEV(TELIT, UC864E, 0),
608 	U3G_DEV(TELIT, UC864G, 0),
609 	U3G_DEV(TLAYTECH, TEU800, 0),
610 	U3G_DEV(TOSHIBA, G450, 0),
611 	U3G_DEV(TOSHIBA, HSDPA, 0),
612 	U3G_DEV(YISO, C893, 0),
613 	U3G_DEV(WETELECOM, WM_D200, 0),
614 	/* Autoinstallers */
615 	U3G_DEV(NOVATEL, ZEROCD, U3GINIT_SCSIEJECT),
616 	U3G_DEV(OPTION, GTICON322, U3GINIT_REZERO),
617 	U3G_DEV(QUALCOMMINC, ZTE_STOR, U3GINIT_ZTESTOR),
618 	U3G_DEV(QUALCOMMINC, ZTE_STOR2, U3GINIT_SCSIEJECT),
619 	U3G_DEV(QUANTA, Q101_STOR, U3GINIT_SCSIEJECT),
620 	U3G_DEV(SIERRA, TRUINSTALL, U3GINIT_SIERRA),
621 #undef	U3G_DEV
622 };
623 
624 DRIVER_MODULE(u3g, uhub, u3g_driver, u3g_driver_loaded, NULL);
625 MODULE_DEPEND(u3g, ucom, 1, 1, 1);
626 MODULE_DEPEND(u3g, usb, 1, 1, 1);
627 MODULE_VERSION(u3g, 1);
628 USB_PNP_HOST_INFO(u3g_devs);
629 
630 static int
631 u3g_sierra_init(struct usb_device *udev)
632 {
633 	struct usb_device_request req;
634 
635 	req.bmRequestType = UT_VENDOR;
636 	req.bRequest = UR_SET_INTERFACE;
637 	USETW(req.wValue, UF_DEVICE_REMOTE_WAKEUP);
638 	USETW(req.wIndex, UHF_PORT_CONNECTION);
639 	USETW(req.wLength, 0);
640 
641 	if (usbd_do_request_flags(udev, NULL, &req,
642 	    NULL, 0, NULL, USB_MS_HZ)) {
643 		/* ignore any errors */
644 	}
645 	return (0);
646 }
647 
648 static int
649 u3g_huawei_init(struct usb_device *udev)
650 {
651 	struct usb_device_request req;
652 
653 	req.bmRequestType = UT_WRITE_DEVICE;
654 	req.bRequest = UR_SET_FEATURE;
655 	USETW(req.wValue, UF_DEVICE_REMOTE_WAKEUP);
656 	USETW(req.wIndex, UHF_PORT_SUSPEND);
657 	USETW(req.wLength, 0);
658 
659 	if (usbd_do_request_flags(udev, NULL, &req,
660 	    NULL, 0, NULL, USB_MS_HZ)) {
661 		/* ignore any errors */
662 	}
663 	return (0);
664 }
665 
666 static int
667 u3g_huawei_is_cdce(uint16_t idVendor, uint8_t bInterfaceSubClass,
668     uint8_t bInterfaceProtocol)
669 {
670 	/*
671 	 * This function returns non-zero if the interface being
672 	 * probed is of type CDC ethernet, which the U3G driver should
673 	 * not attach to. See sys/dev/usb/net/if_cdce.c for matching
674 	 * entries.
675 	 */
676 	if (idVendor != USB_VENDOR_HUAWEI)
677 		goto done;
678 
679 	switch (bInterfaceSubClass) {
680 	case 0x02:
681 		switch (bInterfaceProtocol) {
682 		case 0x16:
683 		case 0x46:
684 		case 0x76:
685 			return (1);
686 		default:
687 			break;
688 		}
689 		break;
690 	case 0x03:
691 		switch (bInterfaceProtocol) {
692 		case 0x16:
693 			return (1);
694 		default:
695 			break;
696 		}
697 		break;
698 	default:
699 		break;
700 	}
701 done:
702 	return (0);
703 }
704 
705 static void
706 u3g_sael_m460_init(struct usb_device *udev)
707 {
708 	static const uint8_t setup[][24] = {
709 	     { 0x41, 0x11, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00 },
710 	     { 0x41, 0x00, 0x01, 0x00, 0x00, 0x00, 0x00, 0x00 },
711 	     { 0x41, 0x13, 0x00, 0x00, 0x00, 0x00, 0x10, 0x00,
712 	       0x01, 0x00, 0x00, 0x00, 0x40, 0x00, 0x00, 0x00,
713 	       0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00 },
714 	     { 0xc1, 0x0f, 0x00, 0x00, 0x00, 0x00, 0x40, 0x02 },
715 	     { 0xc1, 0x08, 0x00, 0x00, 0x00, 0x00, 0x01, 0x00 },
716 	     { 0x41, 0x07, 0x01, 0x01, 0x00, 0x00, 0x00, 0x00 },
717 	     { 0xc1, 0x0f, 0x00, 0x00, 0x00, 0x00, 0x00, 0x02 },
718 	     { 0x41, 0x01, 0x08, 0x00, 0x00, 0x00, 0x00, 0x00 },
719 	     { 0x41, 0x07, 0x01, 0x01, 0x00, 0x00, 0x00, 0x00 },
720 	     { 0x41, 0x03, 0x00, 0x08, 0x00, 0x00, 0x00, 0x00 },
721 	     { 0x41, 0x19, 0x00, 0x00, 0x00, 0x00, 0x06, 0x00,
722 	       0x00, 0x00, 0x00, 0x00, 0x11, 0x13 },
723 	     { 0x41, 0x13, 0x00, 0x00, 0x00, 0x00, 0x10, 0x00,
724 	       0x09, 0x00, 0x00, 0x00, 0x80, 0x00, 0x00, 0x00,
725 	       0x0a, 0x00, 0x00, 0x00, 0x0a, 0x00, 0x00, 0x00 },
726 	     { 0x41, 0x12, 0x03, 0x00, 0x00, 0x00, 0x00, 0x00 },
727 	     { 0x41, 0x01, 0x08, 0x00, 0x00, 0x00, 0x00, 0x00 },
728 	     { 0x41, 0x07, 0x01, 0x01, 0x00, 0x00, 0x00, 0x00 },
729 	     { 0x41, 0x03, 0x00, 0x08, 0x00, 0x00, 0x00, 0x00 },
730 	     { 0x41, 0x19, 0x00, 0x00, 0x00, 0x00, 0x06, 0x00,
731 	       0x00, 0x00, 0x00, 0x00, 0x11, 0x13 },
732 	     { 0x41, 0x13, 0x00, 0x00, 0x00, 0x00, 0x10, 0x00,
733 	       0x09, 0x00, 0x00, 0x00, 0x80, 0x00, 0x00, 0x00,
734 	       0x0a, 0x00, 0x00, 0x00, 0x0a, 0x00, 0x00, 0x00 },
735 	     { 0x41, 0x07, 0x01, 0x01, 0x00, 0x00, 0x00, 0x00 },
736 	};
737 
738 	struct usb_device_request req;
739 	usb_error_t err;
740 	uint16_t len;
741 	uint8_t buf[0x300];
742 	uint8_t n;
743 
744 	DPRINTFN(1, "\n");
745 
746 	if (usbd_req_set_alt_interface_no(udev, NULL, 0, 0)) {
747 		DPRINTFN(0, "Alt setting 0 failed\n");
748 		return;
749 	}
750 
751 	for (n = 0; n != nitems(setup); n++) {
752 		memcpy(&req, setup[n], sizeof(req));
753 
754 		len = UGETW(req.wLength);
755 		if (req.bmRequestType & UE_DIR_IN) {
756 			if (len > sizeof(buf)) {
757 				DPRINTFN(0, "too small buffer\n");
758 				continue;
759 			}
760 			err = usbd_do_request(udev, NULL, &req, buf);
761 		} else {
762 			if (len > (sizeof(setup[0]) - 8)) {
763 				DPRINTFN(0, "too small buffer\n");
764 				continue;
765 			}
766 			err = usbd_do_request(udev, NULL, &req,
767 			    __DECONST(uint8_t *, &setup[n][8]));
768 		}
769 		if (err) {
770 			DPRINTFN(1, "request %u failed\n",
771 			    (unsigned)n);
772 			/*
773 			 * Some of the requests will fail. Stop doing
774 			 * requests when we are getting timeouts so
775 			 * that we don't block the explore/attach
776 			 * thread forever.
777 			 */
778 			if (err == USB_ERR_TIMEOUT)
779 				break;
780 		}
781 	}
782 }
783 
784 /*
785  * The following function handles 3G modem devices (E220, Mobile,
786  * etc.) with auto-install flash disks for Windows/MacOSX on the first
787  * interface.  After some command or some delay they change appearance
788  * to a modem.
789  */
790 static void
791 u3g_test_autoinst(void *arg, struct usb_device *udev,
792     struct usb_attach_arg *uaa)
793 {
794 	struct usb_interface *iface;
795 	struct usb_interface_descriptor *id;
796 	int error;
797 	unsigned long method;
798 
799 	if (uaa->dev_state != UAA_DEV_READY)
800 		return;
801 
802 	iface = usbd_get_iface(udev, 0);
803 	if (iface == NULL)
804 		return;
805 	id = iface->idesc;
806 	if (id == NULL || id->bInterfaceClass != UICLASS_MASS)
807 		return;
808 
809 	if (usb_test_quirk(uaa, UQ_MSC_EJECT_HUAWEI))
810 		method = U3GINIT_HUAWEI;
811 	else if (usb_test_quirk(uaa, UQ_MSC_EJECT_SIERRA))
812 		method = U3GINIT_SIERRA;
813 	else if (usb_test_quirk(uaa, UQ_MSC_EJECT_SCSIEJECT))
814 		method = U3GINIT_SCSIEJECT;
815 	else if (usb_test_quirk(uaa, UQ_MSC_EJECT_REZERO))
816 		method = U3GINIT_REZERO;
817 	else if (usb_test_quirk(uaa, UQ_MSC_EJECT_ZTESTOR))
818 		method = U3GINIT_ZTESTOR;
819 	else if (usb_test_quirk(uaa, UQ_MSC_EJECT_CMOTECH))
820 		method = U3GINIT_CMOTECH;
821 	else if (usb_test_quirk(uaa, UQ_MSC_EJECT_WAIT))
822 		method = U3GINIT_WAIT;
823 	else if (usb_test_quirk(uaa, UQ_MSC_EJECT_HUAWEISCSI))
824 		method = U3GINIT_HUAWEISCSI;
825 	else if (usb_test_quirk(uaa, UQ_MSC_EJECT_HUAWEISCSI2))
826 		method = U3GINIT_HUAWEISCSI2;
827 	else if (usb_test_quirk(uaa, UQ_MSC_EJECT_HUAWEISCSI3))
828 		method = U3GINIT_HUAWEISCSI3;
829 	else if (usb_test_quirk(uaa, UQ_MSC_EJECT_HUAWEISCSI4))
830 		method = U3GINIT_HUAWEISCSI4;
831 	else if (usb_test_quirk(uaa, UQ_MSC_EJECT_TCT))
832 		method = U3GINIT_TCT;
833 	else if (usbd_lookup_id_by_uaa(u3g_devs, sizeof(u3g_devs), uaa) == 0)
834 		method = USB_GET_DRIVER_INFO(uaa);
835 	else
836 		return;		/* no device match */
837 
838 	if (bootverbose) {
839 		printf("Ejecting %s %s using method %ld\n",
840 		       usb_get_manufacturer(udev),
841 		       usb_get_product(udev), method);
842 	}
843 
844 	switch (method) {
845 		case U3GINIT_HUAWEI:
846 			error = u3g_huawei_init(udev);
847 			break;
848 		case U3GINIT_HUAWEISCSI:
849 			error = usb_msc_eject(udev, 0, MSC_EJECT_HUAWEI);
850 			break;
851 		case U3GINIT_HUAWEISCSI2:
852 			error = usb_msc_eject(udev, 0, MSC_EJECT_HUAWEI2);
853 			break;
854 		case U3GINIT_HUAWEISCSI3:
855 			error = usb_msc_eject(udev, 0, MSC_EJECT_HUAWEI3);
856 			break;
857 		case U3GINIT_HUAWEISCSI4:
858 			error = usb_msc_eject(udev, 0, MSC_EJECT_HUAWEI4);
859 			break;
860 		case U3GINIT_SCSIEJECT:
861 			error = usb_msc_eject(udev, 0, MSC_EJECT_STOPUNIT);
862 			break;
863 		case U3GINIT_REZERO:
864 			error = usb_msc_eject(udev, 0, MSC_EJECT_REZERO);
865 			break;
866 		case U3GINIT_ZTESTOR:
867 			error = usb_msc_eject(udev, 0, MSC_EJECT_STOPUNIT);
868 			if (error == 0)
869 			    error = usb_msc_eject(udev, 0, MSC_EJECT_ZTESTOR);
870 			break;
871 		case U3GINIT_CMOTECH:
872 			error = usb_msc_eject(udev, 0, MSC_EJECT_CMOTECH);
873 			break;
874 		case U3GINIT_TCT:
875 			error = usb_msc_eject(udev, 0, MSC_EJECT_TCT);
876 			break;
877 		case U3GINIT_SIERRA:
878 			error = u3g_sierra_init(udev);
879 			break;
880 		case U3GINIT_WAIT:
881 			/* Just pretend we ejected, the card will timeout */
882 			error = 0;
883 			break;
884 		default:
885 			/* no 3G eject quirks */
886 			error = EOPNOTSUPP;
887 			break;
888 	}
889 	if (error == 0) {
890 		/* success, mark the udev as disappearing */
891 		uaa->dev_state = UAA_DEV_EJECTING;
892 	}
893 }
894 
895 static int
896 u3g_driver_loaded(struct module *mod, int what, void *arg)
897 {
898 	switch (what) {
899 	case MOD_LOAD:
900 		/* register our autoinstall handler */
901 		u3g_etag = EVENTHANDLER_REGISTER(usb_dev_configured,
902 		    u3g_test_autoinst, NULL, EVENTHANDLER_PRI_ANY);
903 		break;
904 	case MOD_UNLOAD:
905 		EVENTHANDLER_DEREGISTER(usb_dev_configured, u3g_etag);
906 		break;
907 	default:
908 		return (EOPNOTSUPP);
909 	}
910 	return (0);
911 }
912 
913 static int
914 u3g_probe(device_t self)
915 {
916 	struct usb_attach_arg *uaa = device_get_ivars(self);
917 
918 	if (uaa->usb_mode != USB_MODE_HOST) {
919 		return (ENXIO);
920 	}
921 	if (uaa->info.bConfigIndex != U3G_CONFIG_INDEX) {
922 		return (ENXIO);
923 	}
924 	if (uaa->info.bInterfaceClass != UICLASS_VENDOR) {
925 		return (ENXIO);
926 	}
927 	if (u3g_huawei_is_cdce(uaa->info.idVendor, uaa->info.bInterfaceSubClass,
928 	    uaa->info.bInterfaceProtocol)) {
929 		return (ENXIO);
930 	}
931 	return (usbd_lookup_id_by_uaa(u3g_devs, sizeof(u3g_devs), uaa));
932 }
933 
934 static int
935 u3g_attach(device_t dev)
936 {
937 	struct usb_config u3g_config_tmp[U3G_N_TRANSFER];
938 	struct usb_attach_arg *uaa = device_get_ivars(dev);
939 	struct u3g_softc *sc = device_get_softc(dev);
940 	struct usb_interface *iface;
941 	struct usb_interface_descriptor *id;
942 	uint32_t iface_valid;
943 	int error, type, nports;
944 	int ep, n;
945 	uint8_t i;
946 
947 	DPRINTF("sc=%p\n", sc);
948 
949 	type = USB_GET_DRIVER_INFO(uaa);
950 	if (type == U3GINIT_SAEL_M460
951 	    || usb_test_quirk(uaa, UQ_MSC_EJECT_SAEL_M460)) {
952 		u3g_sael_m460_init(uaa->device);
953 	}
954 
955 	/* copy in USB config */
956 	for (n = 0; n != U3G_N_TRANSFER; n++)
957 		u3g_config_tmp[n] = u3g_config[n];
958 
959 	device_set_usb_desc(dev);
960 	mtx_init(&sc->sc_mtx, "u3g", NULL, MTX_DEF);
961 	ucom_ref(&sc->sc_super_ucom);
962 
963 	sc->sc_udev = uaa->device;
964 
965 	/* Claim all interfaces on the device */
966 	iface_valid = 0;
967 	for (i = uaa->info.bIfaceIndex; i < USB_IFACE_MAX; i++) {
968 		iface = usbd_get_iface(uaa->device, i);
969 		if (iface == NULL)
970 			break;
971 		id = usbd_get_interface_descriptor(iface);
972 		if (id == NULL || id->bInterfaceClass != UICLASS_VENDOR)
973 			continue;
974 		if (u3g_huawei_is_cdce(uaa->info.idVendor,
975 		    id->bInterfaceSubClass, id->bInterfaceProtocol))
976 			continue;
977 		usbd_set_parent_iface(uaa->device, i, uaa->info.bIfaceIndex);
978 		iface_valid |= (1<<i);
979 	}
980 
981 	i = 0;		/* interface index */
982 	ep = 0;		/* endpoint index */
983 	nports = 0;	/* number of ports */
984 	while (i < USB_IFACE_MAX) {
985 		if ((iface_valid & (1<<i)) == 0) {
986 			i++;
987 			continue;
988 		}
989 
990 		/* update BULK endpoint index */
991 		for (n = 0; n < U3G_N_TRANSFER; n++)
992 			u3g_config_tmp[n].ep_index = ep;
993 
994 		/* try to allocate a set of BULK endpoints */
995 		error = usbd_transfer_setup(uaa->device, &i,
996 		    sc->sc_xfer[nports], u3g_config_tmp, U3G_N_TRANSFER,
997 		    &sc->sc_ucom[nports], &sc->sc_mtx);
998 		if (error) {
999 			/* next interface */
1000 			i++;
1001 			ep = 0;
1002 			continue;
1003 		}
1004 
1005 		iface = usbd_get_iface(uaa->device, i);
1006 		id = usbd_get_interface_descriptor(iface);
1007 		sc->sc_iface[nports] = id->bInterfaceNumber;
1008 
1009 		if (bootverbose && sc->sc_xfer[nports][U3G_INTR]) {
1010 			device_printf(dev, "port %d supports modem control\n",
1011 				      nports);
1012 		}
1013 
1014 		/* set stall by default */
1015 		mtx_lock(&sc->sc_mtx);
1016 		usbd_xfer_set_stall(sc->sc_xfer[nports][U3G_BULK_WR]);
1017 		usbd_xfer_set_stall(sc->sc_xfer[nports][U3G_BULK_RD]);
1018 		mtx_unlock(&sc->sc_mtx);
1019 
1020 		nports++;	/* found one port */
1021 		ep++;
1022 		if (nports == U3G_MAXPORTS)
1023 			break;
1024 	}
1025 	if (nports == 0) {
1026 		device_printf(dev, "no ports found\n");
1027 		goto detach;
1028 	}
1029 	sc->sc_numports = nports;
1030 
1031 	error = ucom_attach(&sc->sc_super_ucom, sc->sc_ucom,
1032 	    sc->sc_numports, sc, &u3g_callback, &sc->sc_mtx);
1033 	if (error) {
1034 		DPRINTF("ucom_attach failed\n");
1035 		goto detach;
1036 	}
1037 	ucom_set_pnpinfo_usb(&sc->sc_super_ucom, dev);
1038 	device_printf(dev, "Found %u port%s.\n", sc->sc_numports,
1039 	    sc->sc_numports > 1 ? "s":"");
1040 
1041 	return (0);
1042 
1043 detach:
1044 	u3g_detach(dev);
1045 	return (ENXIO);
1046 }
1047 
1048 static int
1049 u3g_detach(device_t dev)
1050 {
1051 	struct u3g_softc *sc = device_get_softc(dev);
1052 	uint8_t subunit;
1053 
1054 	DPRINTF("sc=%p\n", sc);
1055 
1056 	/* NOTE: It is not dangerous to detach more ports than attached! */
1057 	ucom_detach(&sc->sc_super_ucom, sc->sc_ucom);
1058 
1059 	for (subunit = 0; subunit != U3G_MAXPORTS; subunit++)
1060 		usbd_transfer_unsetup(sc->sc_xfer[subunit], U3G_N_TRANSFER);
1061 
1062 	device_claim_softc(dev);
1063 
1064 	u3g_free_softc(sc);
1065 
1066 	return (0);
1067 }
1068 
1069 UCOM_UNLOAD_DRAIN(u3g);
1070 
1071 static void
1072 u3g_free_softc(struct u3g_softc *sc)
1073 {
1074 	if (ucom_unref(&sc->sc_super_ucom)) {
1075 		mtx_destroy(&sc->sc_mtx);
1076 		device_free_softc(sc);
1077 	}
1078 }
1079 
1080 static void
1081 u3g_free(struct ucom_softc *ucom)
1082 {
1083 	u3g_free_softc(ucom->sc_parent);
1084 }
1085 
1086 static void
1087 u3g_start_read(struct ucom_softc *ucom)
1088 {
1089 	struct u3g_softc *sc = ucom->sc_parent;
1090 
1091 	/* start interrupt endpoint (if configured) */
1092 	usbd_transfer_start(sc->sc_xfer[ucom->sc_subunit][U3G_INTR]);
1093 
1094 	/* start read endpoint */
1095 	usbd_transfer_start(sc->sc_xfer[ucom->sc_subunit][U3G_BULK_RD]);
1096 }
1097 
1098 static void
1099 u3g_stop_read(struct ucom_softc *ucom)
1100 {
1101 	struct u3g_softc *sc = ucom->sc_parent;
1102 
1103 	/* stop interrupt endpoint (if configured) */
1104 	usbd_transfer_stop(sc->sc_xfer[ucom->sc_subunit][U3G_INTR]);
1105 
1106 	/* stop read endpoint */
1107 	usbd_transfer_stop(sc->sc_xfer[ucom->sc_subunit][U3G_BULK_RD]);
1108 }
1109 
1110 static void
1111 u3g_start_write(struct ucom_softc *ucom)
1112 {
1113 	struct u3g_softc *sc = ucom->sc_parent;
1114 
1115 	usbd_transfer_start(sc->sc_xfer[ucom->sc_subunit][U3G_BULK_WR]);
1116 }
1117 
1118 static void
1119 u3g_stop_write(struct ucom_softc *ucom)
1120 {
1121 	struct u3g_softc *sc = ucom->sc_parent;
1122 
1123 	usbd_transfer_stop(sc->sc_xfer[ucom->sc_subunit][U3G_BULK_WR]);
1124 }
1125 
1126 static void
1127 u3g_write_callback(struct usb_xfer *xfer, usb_error_t error)
1128 {
1129 	struct ucom_softc *ucom = usbd_xfer_softc(xfer);
1130 	struct usb_page_cache *pc;
1131 	uint32_t actlen;
1132 	uint32_t frame;
1133 
1134 	switch (USB_GET_STATE(xfer)) {
1135 	case USB_ST_TRANSFERRED:
1136 	case USB_ST_SETUP:
1137 tr_setup:
1138 		for (frame = 0; frame != U3G_TXFRAMES; frame++) {
1139 			usbd_xfer_set_frame_offset(xfer, frame * U3G_TXSIZE, frame);
1140 
1141 			pc = usbd_xfer_get_frame(xfer, frame);
1142 			if (ucom_get_data(ucom, pc, 0, U3G_TXSIZE, &actlen) == 0)
1143 				break;
1144 			usbd_xfer_set_frame_len(xfer, frame, actlen);
1145 		}
1146 		if (frame != 0) {
1147 			usbd_xfer_set_frames(xfer, frame);
1148 			usbd_transfer_submit(xfer);
1149 		}
1150 		break;
1151 
1152 	default:			/* Error */
1153 		if (error != USB_ERR_CANCELLED) {
1154 			/* do a builtin clear-stall */
1155 			usbd_xfer_set_stall(xfer);
1156 			goto tr_setup;
1157 		}
1158 		break;
1159 	}
1160 }
1161 
1162 static void
1163 u3g_read_callback(struct usb_xfer *xfer, usb_error_t error)
1164 {
1165 	struct ucom_softc *ucom = usbd_xfer_softc(xfer);
1166 	struct usb_page_cache *pc;
1167 	int actlen;
1168 
1169 	usbd_xfer_status(xfer, &actlen, NULL, NULL, NULL);
1170 
1171 	switch (USB_GET_STATE(xfer)) {
1172 	case USB_ST_TRANSFERRED:
1173 		pc = usbd_xfer_get_frame(xfer, 0);
1174 		ucom_put_data(ucom, pc, 0, actlen);
1175 
1176 	case USB_ST_SETUP:
1177 tr_setup:
1178 		usbd_xfer_set_frame_len(xfer, 0, usbd_xfer_max_len(xfer));
1179 		usbd_transfer_submit(xfer);
1180 		break;
1181 
1182 	default:			/* Error */
1183 		if (error != USB_ERR_CANCELLED) {
1184 			/* do a builtin clear-stall */
1185 			usbd_xfer_set_stall(xfer);
1186 			goto tr_setup;
1187 		}
1188 		break;
1189 	}
1190 }
1191 
1192 static void
1193 u3g_cfg_get_status(struct ucom_softc *ucom, uint8_t *lsr, uint8_t *msr)
1194 {
1195 	struct u3g_softc *sc = ucom->sc_parent;
1196 
1197 	/* XXX Note: sc_lsr is always zero */
1198 	*lsr = sc->sc_lsr[ucom->sc_subunit];
1199 	*msr = sc->sc_msr[ucom->sc_subunit];
1200 }
1201 
1202 static void
1203 u3g_cfg_set_line(struct ucom_softc *ucom)
1204 {
1205 	struct u3g_softc *sc = ucom->sc_parent;
1206 	struct usb_device_request req;
1207 
1208 	req.bmRequestType = UT_WRITE_CLASS_INTERFACE;
1209 	req.bRequest = UCDC_SET_CONTROL_LINE_STATE;
1210 	USETW(req.wValue, sc->sc_line[ucom->sc_subunit]);
1211 	req.wIndex[0] = sc->sc_iface[ucom->sc_subunit];
1212 	req.wIndex[1] = 0;
1213 	USETW(req.wLength, 0);
1214 
1215 	ucom_cfg_do_request(sc->sc_udev, ucom,
1216 	    &req, NULL, 0, 1000);
1217 }
1218 
1219 static void
1220 u3g_cfg_set_dtr(struct ucom_softc *ucom, uint8_t onoff)
1221 {
1222 	struct u3g_softc *sc = ucom->sc_parent;
1223 
1224 	DPRINTF("onoff = %d\n", onoff);
1225 
1226 	if (onoff)
1227 		sc->sc_line[ucom->sc_subunit] |= UCDC_LINE_DTR;
1228 	else
1229 		sc->sc_line[ucom->sc_subunit] &= ~UCDC_LINE_DTR;
1230 
1231 	u3g_cfg_set_line(ucom);
1232 }
1233 
1234 static void
1235 u3g_cfg_set_rts(struct ucom_softc *ucom, uint8_t onoff)
1236 {
1237 	struct u3g_softc *sc = ucom->sc_parent;
1238 
1239 	DPRINTF("onoff = %d\n", onoff);
1240 
1241 	if (onoff)
1242 		sc->sc_line[ucom->sc_subunit] |= UCDC_LINE_RTS;
1243 	else
1244 		sc->sc_line[ucom->sc_subunit] &= ~UCDC_LINE_RTS;
1245 
1246 	u3g_cfg_set_line(ucom);
1247 }
1248 
1249 static void
1250 u3g_intr_callback(struct usb_xfer *xfer, usb_error_t error)
1251 {
1252 	struct ucom_softc *ucom = usbd_xfer_softc(xfer);
1253 	struct u3g_softc *sc = ucom->sc_parent;
1254 	struct usb_page_cache *pc;
1255 	struct usb_cdc_notification pkt;
1256 	int actlen;
1257 	uint16_t wLen;
1258 	uint8_t mstatus;
1259 
1260 	usbd_xfer_status(xfer, &actlen, NULL, NULL, NULL);
1261 
1262 	switch (USB_GET_STATE(xfer)) {
1263 	case USB_ST_TRANSFERRED:
1264 		if (actlen < 8) {	/* usb_cdc_notification with 2 data bytes */
1265 			DPRINTF("message too short (expected 8, received %d)\n", actlen);
1266 			goto tr_setup;
1267 		}
1268 		pc = usbd_xfer_get_frame(xfer, 0);
1269 		usbd_copy_out(pc, 0, &pkt, actlen);
1270 
1271 		wLen = UGETW(pkt.wLength);
1272 		if (wLen < 2) {
1273 			DPRINTF("message too short (expected 2 data bytes, received %d)\n", wLen);
1274 			goto tr_setup;
1275 		}
1276 
1277 		if (pkt.bmRequestType == UCDC_NOTIFICATION
1278 		    && pkt.bNotification == UCDC_N_SERIAL_STATE) {
1279 			/*
1280 		         * Set the serial state in ucom driver based on
1281 		         * the bits from the notify message
1282 		         */
1283 			DPRINTF("notify bytes = 0x%02x, 0x%02x\n",
1284 			    pkt.data[0], pkt.data[1]);
1285 
1286 			/* currently, lsr is always zero. */
1287 			sc->sc_lsr[ucom->sc_subunit] = 0;
1288 			sc->sc_msr[ucom->sc_subunit] = 0;
1289 
1290 			mstatus = pkt.data[0];
1291 
1292 			if (mstatus & UCDC_N_SERIAL_RI)
1293 				sc->sc_msr[ucom->sc_subunit] |= SER_RI;
1294 			if (mstatus & UCDC_N_SERIAL_DSR)
1295 				sc->sc_msr[ucom->sc_subunit] |= SER_DSR;
1296 			if (mstatus & UCDC_N_SERIAL_DCD)
1297 				sc->sc_msr[ucom->sc_subunit] |= SER_DCD;
1298 			ucom_status_change(ucom);
1299 		}
1300 
1301 	case USB_ST_SETUP:
1302 tr_setup:
1303 		usbd_xfer_set_frame_len(xfer, 0, usbd_xfer_max_len(xfer));
1304 		usbd_transfer_submit(xfer);
1305 		return;
1306 
1307 	default:			/* Error */
1308 		if (error != USB_ERR_CANCELLED) {
1309 			/* try to clear stall first */
1310 			usbd_xfer_set_stall(xfer);
1311 			goto tr_setup;
1312 		}
1313 		return;
1314 	}
1315 }
1316 
1317 static void
1318 u3g_poll(struct ucom_softc *ucom)
1319 {
1320 	struct u3g_softc *sc = ucom->sc_parent;
1321 	usbd_transfer_poll(sc->sc_xfer[ucom->sc_subunit], U3G_N_TRANSFER);
1322 }
1323