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Annotation of sys/dev/usb/uberry.c, Revision 1.1

1.1     ! nbrk        1: /*     $OpenBSD: uberry.c,v 1.10 2007/06/14 10:11:15 mbalmer Exp $     */
        !             2:
        !             3: /*-
        !             4:  * Copyright (c) 2006 Theo de Raadt <deraadt@openbsd.org>
        !             5:  *
        !             6:  * Permission to use, copy, modify, and distribute this software for any
        !             7:  * purpose with or without fee is hereby granted, provided that the above
        !             8:  * copyright notice and this permission notice appear in all copies.
        !             9:  *
        !            10:  * THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL WARRANTIES
        !            11:  * WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF
        !            12:  * MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR
        !            13:  * ANY SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES
        !            14:  * WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN
        !            15:  * ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF
        !            16:  * OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE.
        !            17:  */
        !            18:
        !            19: #include <sys/param.h>
        !            20: #include <sys/sockio.h>
        !            21: #include <sys/sysctl.h>
        !            22: #include <sys/mbuf.h>
        !            23: #include <sys/kernel.h>
        !            24: #include <sys/socket.h>
        !            25: #include <sys/systm.h>
        !            26: #include <sys/malloc.h>
        !            27: #include <sys/timeout.h>
        !            28: #include <sys/conf.h>
        !            29: #include <sys/device.h>
        !            30:
        !            31: #include <machine/bus.h>
        !            32: #include <machine/endian.h>
        !            33: #include <machine/intr.h>
        !            34:
        !            35: #include <dev/usb/usb.h>
        !            36: #include <dev/usb/usbdi.h>
        !            37: #include <dev/usb/usbdi_util.h>
        !            38: #include <dev/usb/usbdevs.h>
        !            39:
        !            40: struct uberry_softc {
        !            41:        struct device                   sc_dev;
        !            42:        usbd_device_handle              sc_udev;
        !            43:        usbd_interface_handle           sc_iface;
        !            44: };
        !            45:
        !            46: #define UBERRY_CONFIG_NO               0
        !            47:
        !            48: struct usb_devno const uberry_devices[] = {
        !            49:        { USB_VENDOR_RIM, USB_PRODUCT_RIM_BLACKBERRY }
        !            50: };
        !            51:
        !            52: int uberry_match(struct device *, void *, void *);
        !            53: void uberry_attach(struct device *, struct device *, void *);
        !            54: int uberry_detach(struct device *, int);
        !            55: int uberry_activate(struct device *, enum devact);
        !            56:
        !            57: struct cfdriver uberry_cd = {
        !            58:        NULL, "uberry", DV_DULL
        !            59: };
        !            60:
        !            61: const struct cfattach uberry_ca = {
        !            62:        sizeof(struct uberry_softc),
        !            63:        uberry_match,
        !            64:        uberry_attach,
        !            65:        uberry_detach,
        !            66:        uberry_activate,
        !            67: };
        !            68:
        !            69: int
        !            70: uberry_match(struct device *parent, void *match, void *aux)
        !            71: {
        !            72:        struct usb_attach_arg *uaa = aux;
        !            73:
        !            74:        if (uaa->iface != NULL)
        !            75:                return UMATCH_NONE;
        !            76:
        !            77:        return (usb_lookup(uberry_devices, uaa->vendor, uaa->product) != NULL) ?
        !            78:            UMATCH_VENDOR_PRODUCT : UMATCH_NONE;
        !            79: }
        !            80:
        !            81: void
        !            82: uberry_attach(struct device *parent, struct device *self, void *aux)
        !            83: {
        !            84:        struct uberry_softc *sc = (struct uberry_softc *)self;
        !            85:        struct usb_attach_arg *uaa = aux;
        !            86:        char *devinfop;
        !            87:
        !            88:        sc->sc_udev = uaa->device;
        !            89:
        !            90:        devinfop = usbd_devinfo_alloc(uaa->device, 0);
        !            91:        printf("\n%s: %s\n", sc->sc_dev.dv_xname, devinfop);
        !            92:        usbd_devinfo_free(devinfop);
        !            93:
        !            94:        /* Enable the device, then it cannot idle, and will charge */
        !            95:        if (usbd_set_config_no(sc->sc_udev, UBERRY_CONFIG_NO, 1) != 0) {
        !            96:                printf("%s: could not set configuration no\n",
        !            97:                    sc->sc_dev.dv_xname);
        !            98:                return;
        !            99:        }
        !           100:        printf("%s: Charging enabled\n", sc->sc_dev.dv_xname);
        !           101:
        !           102:        usbd_add_drv_event(USB_EVENT_DRIVER_ATTACH, sc->sc_udev,
        !           103:            &sc->sc_dev);
        !           104: }
        !           105:
        !           106: int
        !           107: uberry_detach(struct device *self, int flags)
        !           108: {
        !           109:        struct uberry_softc *sc = (struct uberry_softc *)self;
        !           110:
        !           111:        usbd_add_drv_event(USB_EVENT_DRIVER_DETACH, sc->sc_udev,
        !           112:            &sc->sc_dev);
        !           113:
        !           114:        return 0;
        !           115: }
        !           116:
        !           117: int
        !           118: uberry_activate(struct device *self, enum devact act)
        !           119: {
        !           120:        switch (act) {
        !           121:        case DVACT_ACTIVATE:
        !           122:                break;
        !           123:
        !           124:        case DVACT_DEACTIVATE:
        !           125:                break;
        !           126:        }
        !           127:        return 0;
        !           128: }