NetBSD/sys/dev/usb/ukyopon.c

227 lines
6.2 KiB
C

/* $NetBSD: ukyopon.c,v 1.26 2020/04/12 01:10:54 simonb Exp $ */
/*
* Copyright (c) 1998, 2005 The NetBSD Foundation, Inc.
* All rights reserved.
*
* This code is derived from software contributed to The NetBSD Foundation
* by Lennart Augustsson (lennart@augustsson.net) at
* Carlstedt Research & Technology.
*
* This code is derived from software contributed to The NetBSD Foundation
* by ITOH Yasufumi.
*
* Redistribution and use in source and binary forms, with or without
* modification, are permitted provided that the following conditions
* are met:
* 1. Redistributions of source code must retain the above copyright
* notice, this list of conditions and the following disclaimer.
* 2. Redistributions in binary form must reproduce the above copyright
* notice, this list of conditions and the following disclaimer in the
* documentation and/or other materials provided with the distribution.
*
* THIS SOFTWARE IS PROVIDED BY THE NETBSD FOUNDATION, INC. AND CONTRIBUTORS
* ``AS IS'' AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED
* TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
* PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE FOUNDATION OR CONTRIBUTORS
* BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
* CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
* SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
* INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
* CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
* ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
* POSSIBILITY OF SUCH DAMAGE.
*/
#include <sys/cdefs.h>
__KERNEL_RCSID(0, "$NetBSD: ukyopon.c,v 1.26 2020/04/12 01:10:54 simonb Exp $");
#ifdef _KERNEL_OPT
#include "opt_usb.h"
#endif
#include <sys/param.h>
#include <sys/systm.h>
#include <sys/kernel.h>
#include <sys/ioctl.h>
#include <sys/conf.h>
#include <sys/tty.h>
#include <sys/file.h>
#include <sys/select.h>
#include <sys/proc.h>
#include <sys/vnode.h>
#include <sys/device.h>
#include <sys/poll.h>
#include <sys/bus.h>
#include <dev/usb/usb.h>
#include <dev/usb/usbcdc.h>
#include <dev/usb/usbdi.h>
#include <dev/usb/usbdi_util.h>
#include <dev/usb/usbdivar.h>
#include <dev/usb/usbdevs.h>
#include <dev/usb/usb_quirks.h>
#include <dev/usb/ucomvar.h>
#include <dev/usb/umodemvar.h>
#include <dev/usb/ukyopon.h>
#ifdef UKYOPON_DEBUG
#define DPRINTFN(n, x) if (ukyopondebug > (n)) printf x
int ukyopondebug = 0;
#else
#define DPRINTFN(n, x)
#endif
#define DPRINTF(x) DPRINTFN(0, x)
struct ukyopon_softc {
/* generic umodem device */
struct umodem_softc sc_umodem;
/* ukyopon addition */
};
#define UKYOPON_MODEM_IFACE_INDEX 0
#define UKYOPON_DATA_IFACE_INDEX 3
static void ukyopon_get_status(void *, int, u_char *, u_char *);
static int ukyopon_ioctl(void *, int, u_long, void *, int, proc_t *);
static void ukyopon_set(void *, int, int, int);
static int ukyopon_param(void *, int, struct termios *);
static int ukyopon_open(void *, int);
static void ukyopon_close(void *, int);
static const struct ucom_methods ukyopon_methods = {
.ucom_get_status = ukyopon_get_status,
.ucom_set = ukyopon_set,
.ucom_param = ukyopon_param,
.ucom_ioctl = ukyopon_ioctl,
.ucom_open = ukyopon_open,
.ucom_close = ukyopon_close,
};
static int ukyopon_match(device_t, cfdata_t, void *);
static void ukyopon_attach(device_t, device_t, void *);
static int ukyopon_detach(device_t, int);
CFATTACH_DECL_NEW(ukyopon, sizeof(struct ukyopon_softc), ukyopon_match,
ukyopon_attach, ukyopon_detach, NULL);
static int
ukyopon_match(device_t parent, cfdata_t match, void *aux)
{
struct usbif_attach_arg *uiaa = aux;
if (uiaa->uiaa_vendor == USB_VENDOR_KYOCERA &&
uiaa->uiaa_product == USB_PRODUCT_KYOCERA_AHK3001V &&
(uiaa->uiaa_ifaceno == UKYOPON_MODEM_IFACE_INDEX ||
uiaa->uiaa_ifaceno == UKYOPON_DATA_IFACE_INDEX))
return UMATCH_VENDOR_PRODUCT;
return UMATCH_NONE;
}
static void
ukyopon_attach(device_t parent, device_t self, void *aux)
{
struct ukyopon_softc *sc = device_private(self);
struct usbif_attach_arg *uiaa = aux;
struct ucom_attach_args ucaa;
memset(&ucaa, 0, sizeof(ucaa));
ucaa.ucaa_portno = (uiaa->uiaa_ifaceno == UKYOPON_MODEM_IFACE_INDEX) ?
UKYOPON_PORT_MODEM : UKYOPON_PORT_DATA;
ucaa.ucaa_methods = &ukyopon_methods;
ucaa.ucaa_info = (uiaa->uiaa_ifaceno == UKYOPON_MODEM_IFACE_INDEX) ?
"modem port" : "data transfer port";
if (umodem_common_attach(self, &sc->sc_umodem, uiaa, &ucaa))
return;
return;
}
static void
ukyopon_get_status(void *addr, int portno, u_char *lsr, u_char *msr)
{
struct ukyopon_softc *sc = addr;
/*
* The device doesn't set DCD (Data Carrier Detect) bit properly.
* Assume DCD is always present.
*/
if ((sc->sc_umodem.sc_msr & UMSR_DCD) == 0)
sc->sc_umodem.sc_msr |= UMSR_DCD;
umodem_get_status(&sc->sc_umodem, portno, lsr, msr);
}
static void
ukyopon_set(void *addr, int portno, int reg, int onoff)
{
struct ukyopon_softc *sc = addr;
umodem_set(&sc->sc_umodem, portno, reg, onoff);
}
static int
ukyopon_param(void *addr, int portno, struct termios *t)
{
struct ukyopon_softc *sc = addr;
return umodem_param(&sc->sc_umodem, portno, t);
}
static int
ukyopon_open(void *addr, int portno)
{
struct ukyopon_softc *sc = addr;
return umodem_open(&sc->sc_umodem, portno);
}
static void
ukyopon_close(void *addr, int portno)
{
struct ukyopon_softc *sc = addr;
umodem_close(&sc->sc_umodem, portno);
}
static int
ukyopon_ioctl(void *addr, int portno, u_long cmd, void *data, int flag,
proc_t *p)
{
struct ukyopon_softc *sc = addr;
struct ukyopon_identify *arg_id = (void*)data;
int error = 0;
switch (cmd) {
case UKYOPON_IDENTIFY:
strncpy(arg_id->ui_name, UKYOPON_NAME, sizeof(arg_id->ui_name));
arg_id->ui_busno =
device_unit(sc->sc_umodem.sc_udev->ud_bus->ub_usbctl);
arg_id->ui_address = sc->sc_umodem.sc_udev->ud_addr;
arg_id->ui_model = UKYOPON_MODEL_UNKNOWN;
arg_id->ui_porttype = portno;
break;
default:
error = umodem_ioctl(&sc->sc_umodem, portno, cmd, data, flag, p);
break;
}
return error;
}
int
ukyopon_detach(device_t self, int flags)
{
struct ukyopon_softc *sc = device_private(self);
return umodem_common_detach(&sc->sc_umodem, flags);
}