The Design and Implementation of the FreeBSD Operating System, Second Edition
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FreeBSD/Linux Kernel Cross Reference
sys/dev/usb/serial/u3g.c

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    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_TCT             11      /* Requires TCT Mobile init command */
   93 
   94 enum {
   95         U3G_BULK_WR,
   96         U3G_BULK_RD,
   97         U3G_INTR,
   98         U3G_N_TRANSFER,
   99 };
  100 
  101 struct u3g_softc {
  102         struct ucom_super_softc sc_super_ucom;
  103         struct ucom_softc sc_ucom[U3G_MAXPORTS];
  104 
  105         struct usb_xfer *sc_xfer[U3G_MAXPORTS][U3G_N_TRANSFER];
  106         uint8_t sc_iface[U3G_MAXPORTS];                 /* local status register */
  107         uint8_t sc_lsr[U3G_MAXPORTS];                   /* local status register */
  108         uint8_t sc_msr[U3G_MAXPORTS];                   /* u3g status register */
  109         uint16_t sc_line[U3G_MAXPORTS];                 /* line status */
  110 
  111         struct usb_device *sc_udev;
  112         struct mtx sc_mtx;
  113 
  114         uint8_t sc_numports;
  115 };
  116 
  117 static device_probe_t u3g_probe;
  118 static device_attach_t u3g_attach;
  119 static device_detach_t u3g_detach;
  120 static void u3g_free_softc(struct u3g_softc *);
  121 
  122 static usb_callback_t u3g_write_callback;
  123 static usb_callback_t u3g_read_callback;
  124 static usb_callback_t u3g_intr_callback;
  125 
  126 static void u3g_cfg_get_status(struct ucom_softc *, uint8_t *, uint8_t *);
  127 static void u3g_cfg_set_dtr(struct ucom_softc *, uint8_t);
  128 static void u3g_cfg_set_rts(struct ucom_softc *, uint8_t);
  129 static void u3g_start_read(struct ucom_softc *ucom);
  130 static void u3g_stop_read(struct ucom_softc *ucom);
  131 static void u3g_start_write(struct ucom_softc *ucom);
  132 static void u3g_stop_write(struct ucom_softc *ucom);
  133 static void u3g_poll(struct ucom_softc *ucom);
  134 static void u3g_free(struct ucom_softc *ucom);
  135 
  136 static void u3g_test_autoinst(void *, struct usb_device *,
  137                 struct usb_attach_arg *);
  138 static int u3g_driver_loaded(struct module *mod, int what, void *arg);
  139 
  140 static eventhandler_tag u3g_etag;
  141 
  142 static const struct usb_config u3g_config[U3G_N_TRANSFER] = {
  143         [U3G_BULK_WR] = {
  144                 .type = UE_BULK,
  145                 .endpoint = UE_ADDR_ANY,
  146                 .direction = UE_DIR_OUT,
  147                 .bufsize = U3G_BSIZE,/* bytes */
  148                 .frames = U3G_TXFRAMES,
  149                 .flags = {.pipe_bof = 1,.force_short_xfer = 1,},
  150                 .callback = &u3g_write_callback,
  151         },
  152 
  153         [U3G_BULK_RD] = {
  154                 .type = UE_BULK,
  155                 .endpoint = UE_ADDR_ANY,
  156                 .direction = UE_DIR_IN,
  157                 .bufsize = U3G_BSIZE,/* bytes */
  158                 .flags = {.pipe_bof = 1,.short_xfer_ok = 1,},
  159                 .callback = &u3g_read_callback,
  160         },
  161 
  162         [U3G_INTR] = {
  163                 .type = UE_INTERRUPT,
  164                 .endpoint = UE_ADDR_ANY,
  165                 .direction = UE_DIR_IN,
  166                 .flags = {.pipe_bof = 1,.short_xfer_ok = 1,.no_pipe_ok = 1,},
  167                 .bufsize = 0,   /* use wMaxPacketSize */
  168                 .callback = &u3g_intr_callback,
  169         },
  170 };
  171 
  172 static const struct ucom_callback u3g_callback = {
  173         .ucom_cfg_get_status = &u3g_cfg_get_status,
  174         .ucom_cfg_set_dtr = &u3g_cfg_set_dtr,
  175         .ucom_cfg_set_rts = &u3g_cfg_set_rts,
  176         .ucom_start_read = &u3g_start_read,
  177         .ucom_stop_read = &u3g_stop_read,
  178         .ucom_start_write = &u3g_start_write,
  179         .ucom_stop_write = &u3g_stop_write,
  180         .ucom_poll = &u3g_poll,
  181         .ucom_free = &u3g_free,
  182 };
  183 
  184 static device_method_t u3g_methods[] = {
  185         DEVMETHOD(device_probe, u3g_probe),
  186         DEVMETHOD(device_attach, u3g_attach),
  187         DEVMETHOD(device_detach, u3g_detach),
  188         DEVMETHOD_END
  189 };
  190 
  191 static driver_t u3g_driver = {
  192         .name = "u3g",
  193         .methods = u3g_methods,
  194         .size = sizeof(struct u3g_softc),
  195 };
  196 
  197 static const STRUCT_USB_HOST_ID u3g_devs[] = {
  198 #define U3G_DEV(v,p,i) { USB_VPI(USB_VENDOR_##v, USB_PRODUCT_##v##_##p, i) }
  199         U3G_DEV(ABIT, AK_020, 0),
  200         U3G_DEV(ACERP, H10, 0),
  201         U3G_DEV(AIRPLUS, MCD650, 0),
  202         U3G_DEV(AIRPRIME, PC5220, 0),
  203         U3G_DEV(AIRPRIME, AC313U, 0),
  204         U3G_DEV(ALINK, 3G, 0),
  205         U3G_DEV(ALINK, 3GU, 0),
  206         U3G_DEV(ALINK, DWM652U5, 0),
  207         U3G_DEV(ALINK, SIM7600E, 0),
  208         U3G_DEV(AMOI, H01, 0),
  209         U3G_DEV(AMOI, H01A, 0),
  210         U3G_DEV(AMOI, H02, 0),
  211         U3G_DEV(ANYDATA, ADU_500A, 0),
  212         U3G_DEV(ANYDATA, ADU_620UW, 0),
  213         U3G_DEV(ANYDATA, ADU_E100X, 0),
  214         U3G_DEV(AXESSTEL, DATAMODEM, 0),
  215         U3G_DEV(CMOTECH, CDMA_MODEM1, 0),
  216         U3G_DEV(CMOTECH, CGU628, U3GINIT_CMOTECH),
  217         U3G_DEV(DELL, U5500, 0),
  218         U3G_DEV(DELL, U5505, 0),
  219         U3G_DEV(DELL, U5510, 0),
  220         U3G_DEV(DELL, U5520, 0),
  221         U3G_DEV(DELL, U5520_2, 0),
  222         U3G_DEV(DELL, U5520_3, 0),
  223         U3G_DEV(DELL, U5700, 0),
  224         U3G_DEV(DELL, U5700_2, 0),
  225         U3G_DEV(DELL, U5700_3, 0),
  226         U3G_DEV(DELL, U5700_4, 0),
  227         U3G_DEV(DELL, U5720, 0),
  228         U3G_DEV(DELL, U5720_2, 0),
  229         U3G_DEV(DELL, U5730, 0),
  230         U3G_DEV(DELL, U5730_2, 0),
  231         U3G_DEV(DELL, U5730_3, 0),
  232         U3G_DEV(DELL, U740, 0),
  233         U3G_DEV(DELL, DW5809, 0),
  234         U3G_DEV(DELL, DW5809_2, 0),
  235         U3G_DEV(DELL, DW5811, 0),
  236         U3G_DEV(DELL, DW5811_2, 0),
  237         U3G_DEV(DELL, DW5816, 0),
  238         U3G_DEV(DELL, DW5816_2, 0),
  239         U3G_DEV(DELL, DW5818, 0),
  240         U3G_DEV(DELL, DW5818_2, 0),
  241         U3G_DEV(DLINK, DWR510_CD, U3GINIT_SCSIEJECT),
  242         U3G_DEV(DLINK, DWR510, 0),
  243         U3G_DEV(DLINK, DWM157_CD, U3GINIT_SCSIEJECT),
  244         U3G_DEV(DLINK, DWM157, 0),
  245         U3G_DEV(DLINK, DWM157_CD_2, U3GINIT_SCSIEJECT),
  246         U3G_DEV(DLINK, DWM157_2, 0),
  247         U3G_DEV(DLINK, DWM222_CD, U3GINIT_SCSIEJECT),
  248         U3G_DEV(DLINK, DWM222, 0),
  249         U3G_DEV(DLINK, DWM222_CD_2, U3GINIT_SCSIEJECT),
  250         U3G_DEV(DLINK, DWM222_2, 0),
  251         U3G_DEV(DLINK3, DWM652, 0),
  252         U3G_DEV(HP, EV2200, 0),
  253         U3G_DEV(HP, HS2300, 0),
  254         U3G_DEV(HP, UN2420_QDL, 0),
  255         U3G_DEV(HP, UN2420, 0),
  256         U3G_DEV(HP, LT4132, U3GINIT_HUAWEISCSI2),
  257         U3G_DEV(HUAWEI, E1401, U3GINIT_HUAWEI),
  258         U3G_DEV(HUAWEI, E1402, U3GINIT_HUAWEI),
  259         U3G_DEV(HUAWEI, E1403, U3GINIT_HUAWEI),
  260         U3G_DEV(HUAWEI, E1404, U3GINIT_HUAWEI),
  261         U3G_DEV(HUAWEI, E1405, U3GINIT_HUAWEI),
  262         U3G_DEV(HUAWEI, E1406, U3GINIT_HUAWEI),
  263         U3G_DEV(HUAWEI, E1407, U3GINIT_HUAWEI),
  264         U3G_DEV(HUAWEI, E1408, U3GINIT_HUAWEI),
  265         U3G_DEV(HUAWEI, E1409, U3GINIT_HUAWEI),
  266         U3G_DEV(HUAWEI, E140A, U3GINIT_HUAWEI),
  267         U3G_DEV(HUAWEI, E140B, U3GINIT_HUAWEI),
  268         U3G_DEV(HUAWEI, E140D, U3GINIT_HUAWEI),
  269         U3G_DEV(HUAWEI, E140E, U3GINIT_HUAWEI),
  270         U3G_DEV(HUAWEI, E140F, U3GINIT_HUAWEI),
  271         U3G_DEV(HUAWEI, E1410, U3GINIT_HUAWEI),
  272         U3G_DEV(HUAWEI, E1411, U3GINIT_HUAWEI),
  273         U3G_DEV(HUAWEI, E1412, U3GINIT_HUAWEI),
  274         U3G_DEV(HUAWEI, E1413, U3GINIT_HUAWEI),
  275         U3G_DEV(HUAWEI, E1414, U3GINIT_HUAWEI),
  276         U3G_DEV(HUAWEI, E1415, U3GINIT_HUAWEI),
  277         U3G_DEV(HUAWEI, E1416, U3GINIT_HUAWEI),
  278         U3G_DEV(HUAWEI, E1417, U3GINIT_HUAWEI),
  279         U3G_DEV(HUAWEI, E1418, U3GINIT_HUAWEI),
  280         U3G_DEV(HUAWEI, E1419, U3GINIT_HUAWEI),
  281         U3G_DEV(HUAWEI, E141A, U3GINIT_HUAWEI),
  282         U3G_DEV(HUAWEI, E141B, U3GINIT_HUAWEI),
  283         U3G_DEV(HUAWEI, E141C, U3GINIT_HUAWEI),
  284         U3G_DEV(HUAWEI, E141D, U3GINIT_HUAWEI),
  285         U3G_DEV(HUAWEI, E141E, U3GINIT_HUAWEI),
  286         U3G_DEV(HUAWEI, E141F, U3GINIT_HUAWEI),
  287         U3G_DEV(HUAWEI, E1420, U3GINIT_HUAWEI),
  288         U3G_DEV(HUAWEI, E1421, U3GINIT_HUAWEI),
  289         U3G_DEV(HUAWEI, E1422, U3GINIT_HUAWEI),
  290         U3G_DEV(HUAWEI, E1423, U3GINIT_HUAWEI),
  291         U3G_DEV(HUAWEI, E1424, U3GINIT_HUAWEI),
  292         U3G_DEV(HUAWEI, E1425, U3GINIT_HUAWEI),
  293         U3G_DEV(HUAWEI, E1426, U3GINIT_HUAWEI),
  294         U3G_DEV(HUAWEI, E1427, U3GINIT_HUAWEI),
  295         U3G_DEV(HUAWEI, E1428, U3GINIT_HUAWEI),
  296         U3G_DEV(HUAWEI, E1429, U3GINIT_HUAWEI),
  297         U3G_DEV(HUAWEI, E142A, U3GINIT_HUAWEI),
  298         U3G_DEV(HUAWEI, E142B, U3GINIT_HUAWEI),
  299         U3G_DEV(HUAWEI, E142C, U3GINIT_HUAWEI),
  300         U3G_DEV(HUAWEI, E142D, U3GINIT_HUAWEI),
  301         U3G_DEV(HUAWEI, E142E, U3GINIT_HUAWEI),
  302         U3G_DEV(HUAWEI, E142F, U3GINIT_HUAWEI),
  303         U3G_DEV(HUAWEI, E1430, U3GINIT_HUAWEI),
  304         U3G_DEV(HUAWEI, E1431, U3GINIT_HUAWEI),
  305         U3G_DEV(HUAWEI, E1432, U3GINIT_HUAWEI),
  306         U3G_DEV(HUAWEI, E1433, U3GINIT_HUAWEI),
  307         U3G_DEV(HUAWEI, E1434, U3GINIT_HUAWEI),
  308         U3G_DEV(HUAWEI, E1435, U3GINIT_HUAWEI),
  309         U3G_DEV(HUAWEI, E1436, U3GINIT_HUAWEI),
  310         U3G_DEV(HUAWEI, E1437, U3GINIT_HUAWEI),
  311         U3G_DEV(HUAWEI, E1438, U3GINIT_HUAWEI),
  312         U3G_DEV(HUAWEI, E1439, U3GINIT_HUAWEI),
  313         U3G_DEV(HUAWEI, E143A, U3GINIT_HUAWEI),
  314         U3G_DEV(HUAWEI, E143B, U3GINIT_HUAWEI),
  315         U3G_DEV(HUAWEI, E143C, U3GINIT_HUAWEI),
  316         U3G_DEV(HUAWEI, E143D, U3GINIT_HUAWEI),
  317         U3G_DEV(HUAWEI, E143E, U3GINIT_HUAWEI),
  318         U3G_DEV(HUAWEI, E143F, U3GINIT_HUAWEI),
  319         U3G_DEV(HUAWEI, E173, 0),
  320         U3G_DEV(HUAWEI, E173_INIT, U3GINIT_HUAWEISCSI),
  321         U3G_DEV(HUAWEI, E3131, 0),
  322         U3G_DEV(HUAWEI, E3131_INIT, U3GINIT_HUAWEISCSI2),
  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(KYOCERA2, CDMA_MSM_K, 0),
  346         U3G_DEV(KYOCERA2, KPC680, 0),
  347         U3G_DEV(LONGCHEER, WM66, U3GINIT_HUAWEI),
  348         U3G_DEV(LONGCHEER, DISK, U3GINIT_TCT),
  349         U3G_DEV(LONGCHEER, W14, 0),
  350         U3G_DEV(LONGCHEER, XSSTICK, 0),
  351         U3G_DEV(MERLIN, V620, 0),
  352         U3G_DEV(NEOTEL, PRIME, 0),
  353         U3G_DEV(NOVATEL, E725, 0),
  354         U3G_DEV(NOVATEL, ES620, 0),
  355         U3G_DEV(NOVATEL, ES620_2, 0),
  356         U3G_DEV(NOVATEL, EU730, 0),
  357         U3G_DEV(NOVATEL, EU740, 0),
  358         U3G_DEV(NOVATEL, EU870D, 0),
  359         U3G_DEV(NOVATEL, MC760, 0),
  360         U3G_DEV(NOVATEL, MC547, 0),
  361         U3G_DEV(NOVATEL, MC679, 0),
  362         U3G_DEV(NOVATEL, MC950D, 0),
  363         U3G_DEV(NOVATEL, MC990D, 0),
  364         U3G_DEV(NOVATEL, MIFI2200, U3GINIT_SCSIEJECT),
  365         U3G_DEV(NOVATEL, MIFI2200V, U3GINIT_SCSIEJECT),
  366         U3G_DEV(NOVATEL, U720, 0),
  367         U3G_DEV(NOVATEL, U727, 0),
  368         U3G_DEV(NOVATEL, U727_2, 0),
  369         U3G_DEV(NOVATEL, U740, 0),
  370         U3G_DEV(NOVATEL, U740_2, 0),
  371         U3G_DEV(NOVATEL, U760, U3GINIT_SCSIEJECT),
  372         U3G_DEV(NOVATEL, U870, 0),
  373         U3G_DEV(NOVATEL, V620, 0),
  374         U3G_DEV(NOVATEL, V640, 0),
  375         U3G_DEV(NOVATEL, V720, 0),
  376         U3G_DEV(NOVATEL, V740, 0),
  377         U3G_DEV(NOVATEL, X950D, 0),
  378         U3G_DEV(NOVATEL, XU870, 0),
  379         U3G_DEV(MOTOROLA2, MB886, U3GINIT_SCSIEJECT),
  380         U3G_DEV(OPTION, E6500, 0),
  381         U3G_DEV(OPTION, E6501, 0),
  382         U3G_DEV(OPTION, E6601, 0),
  383         U3G_DEV(OPTION, E6721, 0),
  384         U3G_DEV(OPTION, E6741, 0),
  385         U3G_DEV(OPTION, E6761, 0),
  386         U3G_DEV(OPTION, E6800, 0),
  387         U3G_DEV(OPTION, E7021, 0),
  388         U3G_DEV(OPTION, E7041, 0),
  389         U3G_DEV(OPTION, E7061, 0),
  390         U3G_DEV(OPTION, E7100, 0),
  391         U3G_DEV(OPTION, GE40X, 0),
  392         U3G_DEV(OPTION, GT3G, 0),
  393         U3G_DEV(OPTION, GT3GPLUS, 0),
  394         U3G_DEV(OPTION, GT3GQUAD, 0),
  395         U3G_DEV(OPTION, GT3G_1, 0),
  396         U3G_DEV(OPTION, GT3G_2, 0),
  397         U3G_DEV(OPTION, GT3G_3, 0),
  398         U3G_DEV(OPTION, GT3G_4, 0),
  399         U3G_DEV(OPTION, GT3G_5, 0),
  400         U3G_DEV(OPTION, GT3G_6, 0),
  401         U3G_DEV(OPTION, GTHSDPA, 0),
  402         U3G_DEV(OPTION, GTM380, 0),
  403         U3G_DEV(OPTION, GTMAX36, 0),
  404         U3G_DEV(OPTION, GTMAX380HSUPAE, 0),
  405         U3G_DEV(OPTION, GTMAXHSUPA, 0),
  406         U3G_DEV(OPTION, GTMAXHSUPAE, 0),
  407         U3G_DEV(OPTION, VODAFONEMC3G, 0),
  408         U3G_DEV(PANASONIC, CFF9_3G_QDL, 0),
  409         U3G_DEV(PANASONIC, CFF9_3G, 0),
  410         U3G_DEV(QISDA, H20_1, 0),
  411         U3G_DEV(QISDA, H20_2, 0),
  412         U3G_DEV(QISDA, H21_1, 0),
  413         U3G_DEV(QISDA, H21_2, 0),
  414         U3G_DEV(QUALCOMM, NTT_L02C_MODEM, U3GINIT_SCSIEJECT),
  415         U3G_DEV(QUALCOMM2, AC8700, 0),
  416         U3G_DEV(QUALCOMM2, MF330, 0),
  417         U3G_DEV(QUALCOMM2, SIM5218, 0),
  418         U3G_DEV(QUALCOMM2, WM620, 0),
  419         U3G_DEV(QUALCOMM2, VW110L, U3GINIT_SCSIEJECT),
  420         U3G_DEV(QUALCOMM2, GOBI2000_QDL, 0),
  421         U3G_DEV(QUALCOMM2, GOBI2000, 0),
  422         U3G_DEV(QUALCOMM2, VT80N, 0),
  423         U3G_DEV(QUALCOMM3, VFAST2, 0),
  424         U3G_DEV(QUALCOMMINC, AC2726, 0),
  425         U3G_DEV(QUALCOMMINC, AC682_INIT, U3GINIT_SCSIEJECT),
  426         U3G_DEV(QUALCOMMINC, AC682, 0),
  427         U3G_DEV(QUALCOMMINC, AC8700, 0),
  428         U3G_DEV(QUALCOMMINC, AC8710, 0),
  429         U3G_DEV(QUALCOMMINC, CDMA_MSM, U3GINIT_SCSIEJECT),
  430         U3G_DEV(QUALCOMMINC, E0002, 0),
  431         U3G_DEV(QUALCOMMINC, E0003, 0),
  432         U3G_DEV(QUALCOMMINC, E0004, 0),
  433         U3G_DEV(QUALCOMMINC, E0005, 0),
  434         U3G_DEV(QUALCOMMINC, E0006, 0),
  435         U3G_DEV(QUALCOMMINC, E0007, 0),
  436         U3G_DEV(QUALCOMMINC, E0008, 0),
  437         U3G_DEV(QUALCOMMINC, E0009, 0),
  438         U3G_DEV(QUALCOMMINC, E000A, 0),
  439         U3G_DEV(QUALCOMMINC, E000B, 0),
  440         U3G_DEV(QUALCOMMINC, E000C, 0),
  441         U3G_DEV(QUALCOMMINC, E000D, 0),
  442         U3G_DEV(QUALCOMMINC, E000E, 0),
  443         U3G_DEV(QUALCOMMINC, E000F, 0),
  444         U3G_DEV(QUALCOMMINC, E0010, 0),
  445         U3G_DEV(QUALCOMMINC, E0011, 0),
  446         U3G_DEV(QUALCOMMINC, E0012, 0),
  447         U3G_DEV(QUALCOMMINC, E0013, 0),
  448         U3G_DEV(QUALCOMMINC, E0014, 0),
  449         U3G_DEV(QUALCOMMINC, E0017, 0),
  450         U3G_DEV(QUALCOMMINC, E0018, 0),
  451         U3G_DEV(QUALCOMMINC, E0019, 0),
  452         U3G_DEV(QUALCOMMINC, E0020, 0),
  453         U3G_DEV(QUALCOMMINC, E0021, 0),
  454         U3G_DEV(QUALCOMMINC, E0022, 0),
  455         U3G_DEV(QUALCOMMINC, E0023, 0),
  456         U3G_DEV(QUALCOMMINC, E0024, 0),
  457         U3G_DEV(QUALCOMMINC, E0025, 0),
  458         U3G_DEV(QUALCOMMINC, E0026, 0),
  459         U3G_DEV(QUALCOMMINC, E0027, 0),
  460         U3G_DEV(QUALCOMMINC, E0028, 0),
  461         U3G_DEV(QUALCOMMINC, E0029, 0),
  462         U3G_DEV(QUALCOMMINC, E0030, 0),
  463         U3G_DEV(QUALCOMMINC, E0032, 0),
  464         U3G_DEV(QUALCOMMINC, E0033, 0),
  465         U3G_DEV(QUALCOMMINC, E0037, 0),
  466         U3G_DEV(QUALCOMMINC, E0039, 0),
  467         U3G_DEV(QUALCOMMINC, E0042, 0),
  468         U3G_DEV(QUALCOMMINC, E0043, 0),
  469         U3G_DEV(QUALCOMMINC, E0048, 0),
  470         U3G_DEV(QUALCOMMINC, E0049, 0),
  471         U3G_DEV(QUALCOMMINC, E0051, 0),
  472         U3G_DEV(QUALCOMMINC, E0052, 0),
  473         U3G_DEV(QUALCOMMINC, E0054, 0),
  474         U3G_DEV(QUALCOMMINC, E0055, 0),
  475         U3G_DEV(QUALCOMMINC, E0057, 0),
  476         U3G_DEV(QUALCOMMINC, E0058, 0),
  477         U3G_DEV(QUALCOMMINC, E0059, 0),
  478         U3G_DEV(QUALCOMMINC, E0060, 0),
  479         U3G_DEV(QUALCOMMINC, E0061, 0),
  480         U3G_DEV(QUALCOMMINC, E0062, 0),
  481         U3G_DEV(QUALCOMMINC, E0063, 0),
  482         U3G_DEV(QUALCOMMINC, E0064, 0),
  483         U3G_DEV(QUALCOMMINC, E0066, 0),
  484         U3G_DEV(QUALCOMMINC, E0069, 0),
  485         U3G_DEV(QUALCOMMINC, E0070, 0),
  486         U3G_DEV(QUALCOMMINC, E0073, 0),
  487         U3G_DEV(QUALCOMMINC, E0076, 0),
  488         U3G_DEV(QUALCOMMINC, E0078, 0),
  489         U3G_DEV(QUALCOMMINC, E0082, 0),
  490         U3G_DEV(QUALCOMMINC, E0086, 0),
  491         U3G_DEV(QUALCOMMINC, SURFSTICK, 0),
  492         U3G_DEV(QUALCOMMINC, E2002, 0),
  493         U3G_DEV(QUALCOMMINC, E2003, 0),
  494         U3G_DEV(QUALCOMMINC, K3772_Z, 0),
  495         U3G_DEV(QUALCOMMINC, K3772_Z_INIT, U3GINIT_SCSIEJECT),
  496         U3G_DEV(QUALCOMMINC, MF112, U3GINIT_ZTESTOR),
  497         U3G_DEV(QUALCOMMINC, MF195E, 0),
  498         U3G_DEV(QUALCOMMINC, MF195E_INIT, U3GINIT_SCSIEJECT),
  499         U3G_DEV(QUALCOMMINC, MF626, 0),
  500         U3G_DEV(QUALCOMMINC, MF628, 0),
  501         U3G_DEV(QUALCOMMINC, MF633R, 0),
  502         /* the following is a RNDIS device, no modem features */
  503         U3G_DEV(QUALCOMMINC, ZTE_MF730M, U3GINIT_SCSIEJECT),
  504         U3G_DEV(QUANTA, GKE, 0),
  505         U3G_DEV(QUANTA, GLE, 0),
  506         U3G_DEV(QUANTA, GLX, 0),
  507         U3G_DEV(QUANTA, Q101, 0),
  508         U3G_DEV(QUANTA, Q111, 0),
  509         U3G_DEV(QUECTEL, EC25, 0),
  510         U3G_DEV(QUECTEL, EM05, 0),
  511         U3G_DEV(QUECTEL, EM12_G, 0),
  512         U3G_DEV(SIERRA, AC402, 0),
  513         U3G_DEV(SIERRA, AC595U, 0),
  514         U3G_DEV(SIERRA, AC313U, 0),
  515         U3G_DEV(SIERRA, AC597E, 0),
  516         U3G_DEV(SIERRA, AC875, 0),
  517         U3G_DEV(SIERRA, AC875E, 0),
  518         U3G_DEV(SIERRA, AC875U, 0),
  519         U3G_DEV(SIERRA, AC875U_2, 0),
  520         U3G_DEV(SIERRA, AC880, 0),
  521         U3G_DEV(SIERRA, AC880E, 0),
  522         U3G_DEV(SIERRA, AC880U, 0),
  523         U3G_DEV(SIERRA, AC881, 0),
  524         U3G_DEV(SIERRA, AC881E, 0),
  525         U3G_DEV(SIERRA, AC881U, 0),
  526         U3G_DEV(SIERRA, AC885E, 0),
  527         U3G_DEV(SIERRA, AC885E_2, 0),
  528         U3G_DEV(SIERRA, AC885U, 0),
  529         U3G_DEV(SIERRA, AIRCARD580, 0),
  530         U3G_DEV(SIERRA, AIRCARD595, 0),
  531         U3G_DEV(SIERRA, C22, 0),
  532         U3G_DEV(SIERRA, C597, 0),
  533         U3G_DEV(SIERRA, C888, 0),
  534         U3G_DEV(SIERRA, E0029, 0),
  535         U3G_DEV(SIERRA, E6892, 0),
  536         U3G_DEV(SIERRA, E6893, 0),
  537         U3G_DEV(SIERRA, EM5625, 0),
  538         U3G_DEV(SIERRA, EM5725, 0),
  539         U3G_DEV(SIERRA, MC5720, 0),
  540         U3G_DEV(SIERRA, MC5720_2, 0),
  541         U3G_DEV(SIERRA, MC5725, 0),
  542         U3G_DEV(SIERRA, MC5727, 0),
  543         U3G_DEV(SIERRA, MC5727_2, 0),
  544         U3G_DEV(SIERRA, MC5728, 0),
  545         U3G_DEV(SIERRA, MC7354, 0),
  546         U3G_DEV(SIERRA, MC7355, 0),
  547         U3G_DEV(SIERRA, MC7430, 0),
  548         U3G_DEV(SIERRA, MC8700, 0),
  549         U3G_DEV(SIERRA, MC8755, 0),
  550         U3G_DEV(SIERRA, MC8755_2, 0),
  551         U3G_DEV(SIERRA, MC8755_3, 0),
  552         U3G_DEV(SIERRA, MC8755_4, 0),
  553         U3G_DEV(SIERRA, MC8765, 0),
  554         U3G_DEV(SIERRA, MC8765_2, 0),
  555         U3G_DEV(SIERRA, MC8765_3, 0),
  556         U3G_DEV(SIERRA, MC8775, 0),
  557         U3G_DEV(SIERRA, MC8775_2, 0),
  558         U3G_DEV(SIERRA, MC8780, 0),
  559         U3G_DEV(SIERRA, MC8780_2, 0),
  560         U3G_DEV(SIERRA, MC8780_3, 0),
  561         U3G_DEV(SIERRA, MC8781, 0),
  562         U3G_DEV(SIERRA, MC8781_2, 0),
  563         U3G_DEV(SIERRA, MC8781_3, 0),
  564         U3G_DEV(SIERRA, MC8785, 0),
  565         U3G_DEV(SIERRA, MC8785_2, 0),
  566         U3G_DEV(SIERRA, MC8790, 0),
  567         U3G_DEV(SIERRA, MC8791, 0),
  568         U3G_DEV(SIERRA, MC8792, 0),
  569         U3G_DEV(SIERRA, MINI5725, 0),
  570         U3G_DEV(SIERRA, T11, 0),
  571         U3G_DEV(SIERRA, T598, 0),
  572         U3G_DEV(SIERRA, EM7430, 0),
  573         U3G_DEV(SIERRA, EM7430_2, 0),
  574         U3G_DEV(SIERRA, EM7455, 0),
  575         U3G_DEV(SIERRA, EM7455_2, 0),
  576         U3G_DEV(SIERRA, EM7565, 0),
  577         U3G_DEV(SIERRA, EM7565_2, 0),
  578         U3G_DEV(SILABS, SAEL, U3GINIT_SAEL_M460),
  579         U3G_DEV(STELERA, C105, 0),
  580         U3G_DEV(STELERA, E1003, 0),
  581         U3G_DEV(STELERA, E1004, 0),
  582         U3G_DEV(STELERA, E1005, 0),
  583         U3G_DEV(STELERA, E1006, 0),
  584         U3G_DEV(STELERA, E1007, 0),
  585         U3G_DEV(STELERA, E1008, 0),
  586         U3G_DEV(STELERA, E1009, 0),
  587         U3G_DEV(STELERA, E100A, 0),
  588         U3G_DEV(STELERA, E100B, 0),
  589         U3G_DEV(STELERA, E100C, 0),
  590         U3G_DEV(STELERA, E100D, 0),
  591         U3G_DEV(STELERA, E100E, 0),
  592         U3G_DEV(STELERA, E100F, 0),
  593         U3G_DEV(STELERA, E1010, 0),
  594         U3G_DEV(STELERA, E1011, 0),
  595         U3G_DEV(STELERA, E1012, 0),
  596         U3G_DEV(TCTMOBILE, X060S, 0),
  597         U3G_DEV(TCTMOBILE, X080S, U3GINIT_TCT),
  598         U3G_DEV(TELIT, UC864E, 0),
  599         U3G_DEV(TELIT, UC864G, 0),
  600         U3G_DEV(TLAYTECH, TEU800, 0),
  601         U3G_DEV(TOSHIBA, G450, 0),
  602         U3G_DEV(TOSHIBA, HSDPA, 0),
  603         U3G_DEV(YISO, C893, 0),
  604         U3G_DEV(WETELECOM, WM_D200, 0),
  605         /* Autoinstallers */
  606         U3G_DEV(NOVATEL, ZEROCD, U3GINIT_SCSIEJECT),
  607         U3G_DEV(OPTION, GTICON322, U3GINIT_REZERO),
  608         U3G_DEV(QUALCOMMINC, ZTE_STOR, U3GINIT_ZTESTOR),
  609         U3G_DEV(QUALCOMMINC, ZTE_STOR2, U3GINIT_SCSIEJECT),
  610         U3G_DEV(QUANTA, Q101_STOR, U3GINIT_SCSIEJECT),
  611         U3G_DEV(SIERRA, TRUINSTALL, U3GINIT_SIERRA),
  612 #undef  U3G_DEV
  613 };
  614 
  615 DRIVER_MODULE(u3g, uhub, u3g_driver, u3g_driver_loaded, NULL);
  616 MODULE_DEPEND(u3g, ucom, 1, 1, 1);
  617 MODULE_DEPEND(u3g, usb, 1, 1, 1);
  618 MODULE_VERSION(u3g, 1);
  619 USB_PNP_HOST_INFO(u3g_devs);
  620 
  621 static int
  622 u3g_sierra_init(struct usb_device *udev)
  623 {
  624         struct usb_device_request req;
  625 
  626         req.bmRequestType = UT_VENDOR;
  627         req.bRequest = UR_SET_INTERFACE;
  628         USETW(req.wValue, UF_DEVICE_REMOTE_WAKEUP);
  629         USETW(req.wIndex, UHF_PORT_CONNECTION);
  630         USETW(req.wLength, 0);
  631 
  632         if (usbd_do_request_flags(udev, NULL, &req,
  633             NULL, 0, NULL, USB_MS_HZ)) {
  634                 /* ignore any errors */
  635         }
  636         return (0);
  637 }
  638 
  639 static int
  640 u3g_huawei_init(struct usb_device *udev)
  641 {
  642         struct usb_device_request req;
  643 
  644         req.bmRequestType = UT_WRITE_DEVICE;
  645         req.bRequest = UR_SET_FEATURE;
  646         USETW(req.wValue, UF_DEVICE_REMOTE_WAKEUP);
  647         USETW(req.wIndex, UHF_PORT_SUSPEND);
  648         USETW(req.wLength, 0);
  649 
  650         if (usbd_do_request_flags(udev, NULL, &req,
  651             NULL, 0, NULL, USB_MS_HZ)) {
  652                 /* ignore any errors */
  653         }
  654         return (0);
  655 }
  656 
  657 static int
  658 u3g_huawei_is_cdce(uint16_t idVendor, uint8_t bInterfaceSubClass,
  659     uint8_t bInterfaceProtocol)
  660 {
  661         /*
  662          * This function returns non-zero if the interface being
  663          * probed is of type CDC ethernet, which the U3G driver should
  664          * not attach to. See sys/dev/usb/net/if_cdce.c for matching
  665          * entries.
  666          */
  667         if (idVendor != USB_VENDOR_HUAWEI)
  668                 goto done;
  669 
  670         switch (bInterfaceSubClass) {
  671         case 0x02:
  672                 switch (bInterfaceProtocol) {
  673                 case 0x16:
  674                 case 0x46:
  675                 case 0x76:
  676                         return (1);
  677                 default:
  678                         break;
  679                 }
  680                 break;
  681         case 0x03:
  682                 switch (bInterfaceProtocol) {
  683                 case 0x16:
  684                         return (1);
  685                 default:
  686                         break;
  687                 }
  688                 break;
  689         default:
  690                 break;
  691         }
  692 done:
  693         return (0);
  694 }
  695 
  696 static void
  697 u3g_sael_m460_init(struct usb_device *udev)
  698 {
  699         static const uint8_t setup[][24] = {
  700              { 0x41, 0x11, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00 },
  701              { 0x41, 0x00, 0x01, 0x00, 0x00, 0x00, 0x00, 0x00 },
  702              { 0x41, 0x13, 0x00, 0x00, 0x00, 0x00, 0x10, 0x00,
  703                0x01, 0x00, 0x00, 0x00, 0x40, 0x00, 0x00, 0x00,
  704                0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00 },
  705              { 0xc1, 0x0f, 0x00, 0x00, 0x00, 0x00, 0x40, 0x02 },
  706              { 0xc1, 0x08, 0x00, 0x00, 0x00, 0x00, 0x01, 0x00 },
  707              { 0x41, 0x07, 0x01, 0x01, 0x00, 0x00, 0x00, 0x00 },
  708              { 0xc1, 0x0f, 0x00, 0x00, 0x00, 0x00, 0x00, 0x02 },
  709              { 0x41, 0x01, 0x08, 0x00, 0x00, 0x00, 0x00, 0x00 },
  710              { 0x41, 0x07, 0x01, 0x01, 0x00, 0x00, 0x00, 0x00 },
  711              { 0x41, 0x03, 0x00, 0x08, 0x00, 0x00, 0x00, 0x00 },
  712              { 0x41, 0x19, 0x00, 0x00, 0x00, 0x00, 0x06, 0x00,
  713                0x00, 0x00, 0x00, 0x00, 0x11, 0x13 },
  714              { 0x41, 0x13, 0x00, 0x00, 0x00, 0x00, 0x10, 0x00,
  715                0x09, 0x00, 0x00, 0x00, 0x80, 0x00, 0x00, 0x00,
  716                0x0a, 0x00, 0x00, 0x00, 0x0a, 0x00, 0x00, 0x00 },
  717              { 0x41, 0x12, 0x03, 0x00, 0x00, 0x00, 0x00, 0x00 },
  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, 0x07, 0x01, 0x01, 0x00, 0x00, 0x00, 0x00 },
  727         };
  728 
  729         struct usb_device_request req;
  730         usb_error_t err;
  731         uint16_t len;
  732         uint8_t buf[0x300];
  733         uint8_t n;
  734 
  735         DPRINTFN(1, "\n");
  736 
  737         if (usbd_req_set_alt_interface_no(udev, NULL, 0, 0)) {
  738                 DPRINTFN(0, "Alt setting 0 failed\n");
  739                 return;
  740         }
  741 
  742         for (n = 0; n != nitems(setup); n++) {
  743                 memcpy(&req, setup[n], sizeof(req));
  744 
  745                 len = UGETW(req.wLength);
  746                 if (req.bmRequestType & UE_DIR_IN) {
  747                         if (len > sizeof(buf)) {
  748                                 DPRINTFN(0, "too small buffer\n");
  749                                 continue;
  750                         }
  751                         err = usbd_do_request(udev, NULL, &req, buf);
  752                 } else {
  753                         if (len > (sizeof(setup[0]) - 8)) {
  754                                 DPRINTFN(0, "too small buffer\n");
  755                                 continue;
  756                         }
  757                         err = usbd_do_request(udev, NULL, &req,
  758                             __DECONST(uint8_t *, &setup[n][8]));
  759                 }
  760                 if (err) {
  761                         DPRINTFN(1, "request %u failed\n",
  762                             (unsigned)n);
  763                         /*
  764                          * Some of the requests will fail. Stop doing
  765                          * requests when we are getting timeouts so
  766                          * that we don't block the explore/attach
  767                          * thread forever.
  768                          */
  769                         if (err == USB_ERR_TIMEOUT)
  770                                 break;
  771                 }
  772         }
  773 }
  774 
  775 /*
  776  * The following function handles 3G modem devices (E220, Mobile,
  777  * etc.) with auto-install flash disks for Windows/MacOSX on the first
  778  * interface.  After some command or some delay they change appearance
  779  * to a modem.
  780  */
  781 static void
  782 u3g_test_autoinst(void *arg, struct usb_device *udev,
  783     struct usb_attach_arg *uaa)
  784 {
  785         struct usb_interface *iface;
  786         struct usb_interface_descriptor *id;
  787         int error;
  788         unsigned long method;
  789 
  790         if (uaa->dev_state != UAA_DEV_READY)
  791                 return;
  792 
  793         iface = usbd_get_iface(udev, 0);
  794         if (iface == NULL)
  795                 return;
  796         id = iface->idesc;
  797         if (id == NULL || id->bInterfaceClass != UICLASS_MASS)
  798                 return;
  799 
  800         if (usb_test_quirk(uaa, UQ_MSC_EJECT_HUAWEI))
  801                 method = U3GINIT_HUAWEI;
  802         else if (usb_test_quirk(uaa, UQ_MSC_EJECT_SIERRA))
  803                 method = U3GINIT_SIERRA;
  804         else if (usb_test_quirk(uaa, UQ_MSC_EJECT_SCSIEJECT))
  805                 method = U3GINIT_SCSIEJECT;
  806         else if (usb_test_quirk(uaa, UQ_MSC_EJECT_REZERO))
  807                 method = U3GINIT_REZERO;
  808         else if (usb_test_quirk(uaa, UQ_MSC_EJECT_ZTESTOR))
  809                 method = U3GINIT_ZTESTOR;
  810         else if (usb_test_quirk(uaa, UQ_MSC_EJECT_CMOTECH))
  811                 method = U3GINIT_CMOTECH;
  812         else if (usb_test_quirk(uaa, UQ_MSC_EJECT_WAIT))
  813                 method = U3GINIT_WAIT;
  814         else if (usb_test_quirk(uaa, UQ_MSC_EJECT_HUAWEISCSI))
  815                 method = U3GINIT_HUAWEISCSI;
  816         else if (usb_test_quirk(uaa, UQ_MSC_EJECT_HUAWEISCSI2))
  817                 method = U3GINIT_HUAWEISCSI2;
  818         else if (usb_test_quirk(uaa, UQ_MSC_EJECT_TCT))
  819                 method = U3GINIT_TCT;
  820         else if (usbd_lookup_id_by_uaa(u3g_devs, sizeof(u3g_devs), uaa) == 0)
  821                 method = USB_GET_DRIVER_INFO(uaa);
  822         else
  823                 return;         /* no device match */
  824 
  825         if (bootverbose) {
  826                 printf("Ejecting %s %s using method %ld\n",
  827                        usb_get_manufacturer(udev),
  828                        usb_get_product(udev), method);
  829         }
  830 
  831         switch (method) {
  832                 case U3GINIT_HUAWEI:
  833                         error = u3g_huawei_init(udev);
  834                         break;
  835                 case U3GINIT_HUAWEISCSI:
  836                         error = usb_msc_eject(udev, 0, MSC_EJECT_HUAWEI);
  837                         break;
  838                 case U3GINIT_HUAWEISCSI2:
  839                         error = usb_msc_eject(udev, 0, MSC_EJECT_HUAWEI2);
  840                         break;
  841                 case U3GINIT_SCSIEJECT:
  842                         error = usb_msc_eject(udev, 0, MSC_EJECT_STOPUNIT);
  843                         break;
  844                 case U3GINIT_REZERO:
  845                         error = usb_msc_eject(udev, 0, MSC_EJECT_REZERO);
  846                         break;
  847                 case U3GINIT_ZTESTOR:
  848                         error = usb_msc_eject(udev, 0, MSC_EJECT_STOPUNIT);
  849                         if (error == 0)
  850                             error = usb_msc_eject(udev, 0, MSC_EJECT_ZTESTOR);
  851                         break;
  852                 case U3GINIT_CMOTECH:
  853                         error = usb_msc_eject(udev, 0, MSC_EJECT_CMOTECH);
  854                         break;
  855                 case U3GINIT_TCT:
  856                         error = usb_msc_eject(udev, 0, MSC_EJECT_TCT);
  857                         break;
  858                 case U3GINIT_SIERRA:
  859                         error = u3g_sierra_init(udev);
  860                         break;
  861                 case U3GINIT_WAIT:
  862                         /* Just pretend we ejected, the card will timeout */
  863                         error = 0;
  864                         break;
  865                 default:
  866                         /* no 3G eject quirks */
  867                         error = EOPNOTSUPP;
  868                         break;
  869         }
  870         if (error == 0) {
  871                 /* success, mark the udev as disappearing */
  872                 uaa->dev_state = UAA_DEV_EJECTING;
  873         }
  874 }
  875 
  876 static int
  877 u3g_driver_loaded(struct module *mod, int what, void *arg)
  878 {
  879         switch (what) {
  880         case MOD_LOAD:
  881                 /* register our autoinstall handler */
  882                 u3g_etag = EVENTHANDLER_REGISTER(usb_dev_configured,
  883                     u3g_test_autoinst, NULL, EVENTHANDLER_PRI_ANY);
  884                 break;
  885         case MOD_UNLOAD:
  886                 EVENTHANDLER_DEREGISTER(usb_dev_configured, u3g_etag);
  887                 break;
  888         default:
  889                 return (EOPNOTSUPP);
  890         }
  891         return (0);
  892 }
  893 
  894 static int
  895 u3g_probe(device_t self)
  896 {
  897         struct usb_attach_arg *uaa = device_get_ivars(self);
  898 
  899         if (uaa->usb_mode != USB_MODE_HOST) {
  900                 return (ENXIO);
  901         }
  902         if (uaa->info.bConfigIndex != U3G_CONFIG_INDEX) {
  903                 return (ENXIO);
  904         }
  905         if (uaa->info.bInterfaceClass != UICLASS_VENDOR) {
  906                 return (ENXIO);
  907         }
  908         if (u3g_huawei_is_cdce(uaa->info.idVendor, uaa->info.bInterfaceSubClass,
  909             uaa->info.bInterfaceProtocol)) {
  910                 return (ENXIO);
  911         }
  912         return (usbd_lookup_id_by_uaa(u3g_devs, sizeof(u3g_devs), uaa));
  913 }
  914 
  915 static int
  916 u3g_attach(device_t dev)
  917 {
  918         struct usb_config u3g_config_tmp[U3G_N_TRANSFER];
  919         struct usb_attach_arg *uaa = device_get_ivars(dev);
  920         struct u3g_softc *sc = device_get_softc(dev);
  921         struct usb_interface *iface;
  922         struct usb_interface_descriptor *id;
  923         uint32_t iface_valid;
  924         int error, type, nports;
  925         int ep, n;
  926         uint8_t i;
  927 
  928         DPRINTF("sc=%p\n", sc);
  929 
  930         type = USB_GET_DRIVER_INFO(uaa);
  931         if (type == U3GINIT_SAEL_M460
  932             || usb_test_quirk(uaa, UQ_MSC_EJECT_SAEL_M460)) {
  933                 u3g_sael_m460_init(uaa->device);
  934         }
  935 
  936         /* copy in USB config */
  937         for (n = 0; n != U3G_N_TRANSFER; n++)
  938                 u3g_config_tmp[n] = u3g_config[n];
  939 
  940         device_set_usb_desc(dev);
  941         mtx_init(&sc->sc_mtx, "u3g", NULL, MTX_DEF);
  942         ucom_ref(&sc->sc_super_ucom);
  943 
  944         sc->sc_udev = uaa->device;
  945 
  946         /* Claim all interfaces on the device */
  947         iface_valid = 0;
  948         for (i = uaa->info.bIfaceIndex; i < USB_IFACE_MAX; i++) {
  949                 iface = usbd_get_iface(uaa->device, i);
  950                 if (iface == NULL)
  951                         break;
  952                 id = usbd_get_interface_descriptor(iface);
  953                 if (id == NULL || id->bInterfaceClass != UICLASS_VENDOR)
  954                         continue;
  955                 if (u3g_huawei_is_cdce(uaa->info.idVendor,
  956                     id->bInterfaceSubClass, id->bInterfaceProtocol))
  957                         continue;
  958                 usbd_set_parent_iface(uaa->device, i, uaa->info.bIfaceIndex);
  959                 iface_valid |= (1<<i);
  960         }
  961 
  962         i = 0;          /* interface index */
  963         ep = 0;         /* endpoint index */
  964         nports = 0;     /* number of ports */
  965         while (i < USB_IFACE_MAX) {
  966                 if ((iface_valid & (1<<i)) == 0) {
  967                         i++;
  968                         continue;
  969                 }
  970 
  971                 /* update BULK endpoint index */
  972                 for (n = 0; n < U3G_N_TRANSFER; n++)
  973                         u3g_config_tmp[n].ep_index = ep;
  974 
  975                 /* try to allocate a set of BULK endpoints */
  976                 error = usbd_transfer_setup(uaa->device, &i,
  977                     sc->sc_xfer[nports], u3g_config_tmp, U3G_N_TRANSFER,
  978                     &sc->sc_ucom[nports], &sc->sc_mtx);
  979                 if (error) {
  980                         /* next interface */
  981                         i++;
  982                         ep = 0;
  983                         continue;
  984                 }
  985 
  986                 iface = usbd_get_iface(uaa->device, i);
  987                 id = usbd_get_interface_descriptor(iface);
  988                 sc->sc_iface[nports] = id->bInterfaceNumber;
  989 
  990                 if (bootverbose && sc->sc_xfer[nports][U3G_INTR]) {
  991                         device_printf(dev, "port %d supports modem control\n",
  992                                       nports);
  993                 }
  994 
  995                 /* set stall by default */
  996                 mtx_lock(&sc->sc_mtx);
  997                 usbd_xfer_set_stall(sc->sc_xfer[nports][U3G_BULK_WR]);
  998                 usbd_xfer_set_stall(sc->sc_xfer[nports][U3G_BULK_RD]);
  999                 mtx_unlock(&sc->sc_mtx);
 1000 
 1001                 nports++;       /* found one port */
 1002                 ep++;
 1003                 if (nports == U3G_MAXPORTS)
 1004                         break;
 1005         }
 1006         if (nports == 0) {
 1007                 device_printf(dev, "no ports found\n");
 1008                 goto detach;
 1009         }
 1010         sc->sc_numports = nports;
 1011 
 1012         error = ucom_attach(&sc->sc_super_ucom, sc->sc_ucom,
 1013             sc->sc_numports, sc, &u3g_callback, &sc->sc_mtx);
 1014         if (error) {
 1015                 DPRINTF("ucom_attach failed\n");
 1016                 goto detach;
 1017         }
 1018         ucom_set_pnpinfo_usb(&sc->sc_super_ucom, dev);
 1019         device_printf(dev, "Found %u port%s.\n", sc->sc_numports,
 1020             sc->sc_numports > 1 ? "s":"");
 1021 
 1022         return (0);
 1023 
 1024 detach:
 1025         u3g_detach(dev);
 1026         return (ENXIO);
 1027 }
 1028 
 1029 static int
 1030 u3g_detach(device_t dev)
 1031 {
 1032         struct u3g_softc *sc = device_get_softc(dev);
 1033         uint8_t subunit;
 1034 
 1035         DPRINTF("sc=%p\n", sc);
 1036 
 1037         /* NOTE: It is not dangerous to detach more ports than attached! */
 1038         ucom_detach(&sc->sc_super_ucom, sc->sc_ucom);
 1039 
 1040         for (subunit = 0; subunit != U3G_MAXPORTS; subunit++)
 1041                 usbd_transfer_unsetup(sc->sc_xfer[subunit], U3G_N_TRANSFER);
 1042 
 1043         device_claim_softc(dev);
 1044 
 1045         u3g_free_softc(sc);
 1046 
 1047         return (0);
 1048 }
 1049 
 1050 UCOM_UNLOAD_DRAIN(u3g);
 1051 
 1052 static void
 1053 u3g_free_softc(struct u3g_softc *sc)
 1054 {
 1055         if (ucom_unref(&sc->sc_super_ucom)) {
 1056                 mtx_destroy(&sc->sc_mtx);
 1057                 device_free_softc(sc);
 1058         }
 1059 }
 1060 
 1061 static void
 1062 u3g_free(struct ucom_softc *ucom)
 1063 {
 1064         u3g_free_softc(ucom->sc_parent);
 1065 }
 1066 
 1067 static void
 1068 u3g_start_read(struct ucom_softc *ucom)
 1069 {
 1070         struct u3g_softc *sc = ucom->sc_parent;
 1071 
 1072         /* start interrupt endpoint (if configured) */
 1073         usbd_transfer_start(sc->sc_xfer[ucom->sc_subunit][U3G_INTR]);
 1074 
 1075         /* start read endpoint */
 1076         usbd_transfer_start(sc->sc_xfer[ucom->sc_subunit][U3G_BULK_RD]);
 1077 }
 1078 
 1079 static void
 1080 u3g_stop_read(struct ucom_softc *ucom)
 1081 {
 1082         struct u3g_softc *sc = ucom->sc_parent;
 1083 
 1084         /* stop interrupt endpoint (if configured) */
 1085         usbd_transfer_stop(sc->sc_xfer[ucom->sc_subunit][U3G_INTR]);
 1086 
 1087         /* stop read endpoint */
 1088         usbd_transfer_stop(sc->sc_xfer[ucom->sc_subunit][U3G_BULK_RD]);
 1089 }
 1090 
 1091 static void
 1092 u3g_start_write(struct ucom_softc *ucom)
 1093 {
 1094         struct u3g_softc *sc = ucom->sc_parent;
 1095 
 1096         usbd_transfer_start(sc->sc_xfer[ucom->sc_subunit][U3G_BULK_WR]);
 1097 }
 1098 
 1099 static void
 1100 u3g_stop_write(struct ucom_softc *ucom)
 1101 {
 1102         struct u3g_softc *sc = ucom->sc_parent;
 1103 
 1104         usbd_transfer_stop(sc->sc_xfer[ucom->sc_subunit][U3G_BULK_WR]);
 1105 }
 1106 
 1107 static void
 1108 u3g_write_callback(struct usb_xfer *xfer, usb_error_t error)
 1109 {
 1110         struct ucom_softc *ucom = usbd_xfer_softc(xfer);
 1111         struct usb_page_cache *pc;
 1112         uint32_t actlen;
 1113         uint32_t frame;
 1114 
 1115         switch (USB_GET_STATE(xfer)) {
 1116         case USB_ST_TRANSFERRED:
 1117         case USB_ST_SETUP:
 1118 tr_setup:
 1119                 for (frame = 0; frame != U3G_TXFRAMES; frame++) {
 1120                         usbd_xfer_set_frame_offset(xfer, frame * U3G_TXSIZE, frame);
 1121 
 1122                         pc = usbd_xfer_get_frame(xfer, frame);
 1123                         if (ucom_get_data(ucom, pc, 0, U3G_TXSIZE, &actlen) == 0)
 1124                                 break;
 1125                         usbd_xfer_set_frame_len(xfer, frame, actlen);
 1126                 }
 1127                 if (frame != 0) {
 1128                         usbd_xfer_set_frames(xfer, frame);
 1129                         usbd_transfer_submit(xfer);
 1130                 }
 1131                 break;
 1132 
 1133         default:                        /* Error */
 1134                 if (error != USB_ERR_CANCELLED) {
 1135                         /* do a builtin clear-stall */
 1136                         usbd_xfer_set_stall(xfer);
 1137                         goto tr_setup;
 1138                 }
 1139                 break;
 1140         }
 1141 }
 1142 
 1143 static void
 1144 u3g_read_callback(struct usb_xfer *xfer, usb_error_t error)
 1145 {
 1146         struct ucom_softc *ucom = usbd_xfer_softc(xfer);
 1147         struct usb_page_cache *pc;
 1148         int actlen;
 1149 
 1150         usbd_xfer_status(xfer, &actlen, NULL, NULL, NULL);
 1151 
 1152         switch (USB_GET_STATE(xfer)) {
 1153         case USB_ST_TRANSFERRED:
 1154                 pc = usbd_xfer_get_frame(xfer, 0);
 1155                 ucom_put_data(ucom, pc, 0, actlen);
 1156 
 1157         case USB_ST_SETUP:
 1158 tr_setup:
 1159                 usbd_xfer_set_frame_len(xfer, 0, usbd_xfer_max_len(xfer));
 1160                 usbd_transfer_submit(xfer);
 1161                 break;
 1162 
 1163         default:                        /* Error */
 1164                 if (error != USB_ERR_CANCELLED) {
 1165                         /* do a builtin clear-stall */
 1166                         usbd_xfer_set_stall(xfer);
 1167                         goto tr_setup;
 1168                 }
 1169                 break;
 1170         }
 1171 }
 1172 
 1173 static void
 1174 u3g_cfg_get_status(struct ucom_softc *ucom, uint8_t *lsr, uint8_t *msr)
 1175 {
 1176         struct u3g_softc *sc = ucom->sc_parent;
 1177 
 1178         /* XXX Note: sc_lsr is always zero */
 1179         *lsr = sc->sc_lsr[ucom->sc_subunit];
 1180         *msr = sc->sc_msr[ucom->sc_subunit];
 1181 }
 1182 
 1183 static void
 1184 u3g_cfg_set_line(struct ucom_softc *ucom)
 1185 {
 1186         struct u3g_softc *sc = ucom->sc_parent;
 1187         struct usb_device_request req;
 1188 
 1189         req.bmRequestType = UT_WRITE_CLASS_INTERFACE;
 1190         req.bRequest = UCDC_SET_CONTROL_LINE_STATE;
 1191         USETW(req.wValue, sc->sc_line[ucom->sc_subunit]);
 1192         req.wIndex[0] = sc->sc_iface[ucom->sc_subunit];
 1193         req.wIndex[1] = 0;
 1194         USETW(req.wLength, 0);
 1195 
 1196         ucom_cfg_do_request(sc->sc_udev, ucom,
 1197             &req, NULL, 0, 1000);
 1198 }
 1199 
 1200 static void
 1201 u3g_cfg_set_dtr(struct ucom_softc *ucom, uint8_t onoff)
 1202 {
 1203         struct u3g_softc *sc = ucom->sc_parent;
 1204 
 1205         DPRINTF("onoff = %d\n", onoff);
 1206 
 1207         if (onoff)
 1208                 sc->sc_line[ucom->sc_subunit] |= UCDC_LINE_DTR;
 1209         else
 1210                 sc->sc_line[ucom->sc_subunit] &= ~UCDC_LINE_DTR;
 1211 
 1212         u3g_cfg_set_line(ucom);
 1213 }
 1214 
 1215 static void
 1216 u3g_cfg_set_rts(struct ucom_softc *ucom, uint8_t onoff)
 1217 {
 1218         struct u3g_softc *sc = ucom->sc_parent;
 1219 
 1220         DPRINTF("onoff = %d\n", onoff);
 1221 
 1222         if (onoff)
 1223                 sc->sc_line[ucom->sc_subunit] |= UCDC_LINE_RTS;
 1224         else
 1225                 sc->sc_line[ucom->sc_subunit] &= ~UCDC_LINE_RTS;
 1226 
 1227         u3g_cfg_set_line(ucom);
 1228 }
 1229 
 1230 static void
 1231 u3g_intr_callback(struct usb_xfer *xfer, usb_error_t error)
 1232 {
 1233         struct ucom_softc *ucom = usbd_xfer_softc(xfer);
 1234         struct u3g_softc *sc = ucom->sc_parent;
 1235         struct usb_page_cache *pc;
 1236         struct usb_cdc_notification pkt;
 1237         int actlen;
 1238         uint16_t wLen;
 1239         uint8_t mstatus;
 1240 
 1241         usbd_xfer_status(xfer, &actlen, NULL, NULL, NULL);
 1242 
 1243         switch (USB_GET_STATE(xfer)) {
 1244         case USB_ST_TRANSFERRED:
 1245                 if (actlen < 8) {       /* usb_cdc_notification with 2 data bytes */
 1246                         DPRINTF("message too short (expected 8, received %d)\n", actlen);
 1247                         goto tr_setup;
 1248                 }
 1249                 pc = usbd_xfer_get_frame(xfer, 0);
 1250                 usbd_copy_out(pc, 0, &pkt, actlen);
 1251 
 1252                 wLen = UGETW(pkt.wLength);
 1253                 if (wLen < 2) {
 1254                         DPRINTF("message too short (expected 2 data bytes, received %d)\n", wLen);
 1255                         goto tr_setup;
 1256                 }
 1257 
 1258                 if (pkt.bmRequestType == UCDC_NOTIFICATION
 1259                     && pkt.bNotification == UCDC_N_SERIAL_STATE) {
 1260                         /*
 1261                          * Set the serial state in ucom driver based on
 1262                          * the bits from the notify message
 1263                          */
 1264                         DPRINTF("notify bytes = 0x%02x, 0x%02x\n",
 1265                             pkt.data[0], pkt.data[1]);
 1266 
 1267                         /* currently, lsr is always zero. */
 1268                         sc->sc_lsr[ucom->sc_subunit] = 0;
 1269                         sc->sc_msr[ucom->sc_subunit] = 0;
 1270 
 1271                         mstatus = pkt.data[0];
 1272 
 1273                         if (mstatus & UCDC_N_SERIAL_RI)
 1274                                 sc->sc_msr[ucom->sc_subunit] |= SER_RI;
 1275                         if (mstatus & UCDC_N_SERIAL_DSR)
 1276                                 sc->sc_msr[ucom->sc_subunit] |= SER_DSR;
 1277                         if (mstatus & UCDC_N_SERIAL_DCD)
 1278                                 sc->sc_msr[ucom->sc_subunit] |= SER_DCD;
 1279                         ucom_status_change(ucom);
 1280                 }
 1281 
 1282         case USB_ST_SETUP:
 1283 tr_setup:
 1284                 usbd_xfer_set_frame_len(xfer, 0, usbd_xfer_max_len(xfer));
 1285                 usbd_transfer_submit(xfer);
 1286                 return;
 1287 
 1288         default:                        /* Error */
 1289                 if (error != USB_ERR_CANCELLED) {
 1290                         /* try to clear stall first */
 1291                         usbd_xfer_set_stall(xfer);
 1292                         goto tr_setup;
 1293                 }
 1294                 return;
 1295         }
 1296 }
 1297 
 1298 static void
 1299 u3g_poll(struct ucom_softc *ucom)
 1300 {
 1301         struct u3g_softc *sc = ucom->sc_parent;
 1302         usbd_transfer_poll(sc->sc_xfer[ucom->sc_subunit], U3G_N_TRANSFER);
 1303 }

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