1 /* $NetBSD: ukyopon.c,v 1.26 2020/04/12 01:10:54 simonb Exp $ */ 2 3 /* 4 * Copyright (c) 1998, 2005 The NetBSD Foundation, Inc. 5 * All rights reserved. 6 * 7 * This code is derived from software contributed to The NetBSD Foundation 8 * by Lennart Augustsson (lennart@augustsson.net) at 9 * Carlstedt Research & Technology. 10 * 11 * This code is derived from software contributed to The NetBSD Foundation 12 * by ITOH Yasufumi. 13 * 14 * Redistribution and use in source and binary forms, with or without 15 * modification, are permitted provided that the following conditions 16 * are met: 17 * 1. Redistributions of source code must retain the above copyright 18 * notice, this list of conditions and the following disclaimer. 19 * 2. Redistributions in binary form must reproduce the above copyright 20 * notice, this list of conditions and the following disclaimer in the 21 * documentation and/or other materials provided with the distribution. 22 * 23 * THIS SOFTWARE IS PROVIDED BY THE NETBSD FOUNDATION, INC. AND CONTRIBUTORS 24 * ``AS IS'' AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED 25 * TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR 26 * PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE FOUNDATION OR CONTRIBUTORS 27 * BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR 28 * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF 29 * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS 30 * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN 31 * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) 32 * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE 33 * POSSIBILITY OF SUCH DAMAGE. 34 */ 35 36 #include <sys/cdefs.h> 37 __KERNEL_RCSID(0, "$NetBSD: ukyopon.c,v 1.26 2020/04/12 01:10:54 simonb Exp $"); 38 39 #ifdef _KERNEL_OPT 40 #include "opt_usb.h" 41 #endif 42 43 #include <sys/param.h> 44 #include <sys/systm.h> 45 #include <sys/kernel.h> 46 #include <sys/ioctl.h> 47 #include <sys/conf.h> 48 #include <sys/tty.h> 49 #include <sys/file.h> 50 #include <sys/select.h> 51 #include <sys/proc.h> 52 #include <sys/vnode.h> 53 #include <sys/device.h> 54 #include <sys/poll.h> 55 56 #include <sys/bus.h> 57 58 #include <dev/usb/usb.h> 59 #include <dev/usb/usbcdc.h> 60 61 #include <dev/usb/usbdi.h> 62 #include <dev/usb/usbdi_util.h> 63 #include <dev/usb/usbdivar.h> 64 #include <dev/usb/usbdevs.h> 65 #include <dev/usb/usb_quirks.h> 66 67 #include <dev/usb/ucomvar.h> 68 #include <dev/usb/umodemvar.h> 69 #include <dev/usb/ukyopon.h> 70 71 #ifdef UKYOPON_DEBUG 72 #define DPRINTFN(n, x) if (ukyopondebug > (n)) printf x 73 int ukyopondebug = 0; 74 #else 75 #define DPRINTFN(n, x) 76 #endif 77 #define DPRINTF(x) DPRINTFN(0, x) 78 79 struct ukyopon_softc { 80 /* generic umodem device */ 81 struct umodem_softc sc_umodem; 82 83 /* ukyopon addition */ 84 }; 85 86 #define UKYOPON_MODEM_IFACE_INDEX 0 87 #define UKYOPON_DATA_IFACE_INDEX 3 88 89 static void ukyopon_get_status(void *, int, u_char *, u_char *); 90 static int ukyopon_ioctl(void *, int, u_long, void *, int, proc_t *); 91 static void ukyopon_set(void *, int, int, int); 92 static int ukyopon_param(void *, int, struct termios *); 93 static int ukyopon_open(void *, int); 94 static void ukyopon_close(void *, int); 95 96 static const struct ucom_methods ukyopon_methods = { 97 .ucom_get_status = ukyopon_get_status, 98 .ucom_set = ukyopon_set, 99 .ucom_param = ukyopon_param, 100 .ucom_ioctl = ukyopon_ioctl, 101 .ucom_open = ukyopon_open, 102 .ucom_close = ukyopon_close, 103 }; 104 105 static int ukyopon_match(device_t, cfdata_t, void *); 106 static void ukyopon_attach(device_t, device_t, void *); 107 static int ukyopon_detach(device_t, int); 108 109 CFATTACH_DECL_NEW(ukyopon, sizeof(struct ukyopon_softc), ukyopon_match, 110 ukyopon_attach, ukyopon_detach, NULL); 111 112 static int 113 ukyopon_match(device_t parent, cfdata_t match, void *aux) 114 { 115 struct usbif_attach_arg *uiaa = aux; 116 117 if (uiaa->uiaa_vendor == USB_VENDOR_KYOCERA && 118 uiaa->uiaa_product == USB_PRODUCT_KYOCERA_AHK3001V && 119 (uiaa->uiaa_ifaceno == UKYOPON_MODEM_IFACE_INDEX || 120 uiaa->uiaa_ifaceno == UKYOPON_DATA_IFACE_INDEX)) 121 return UMATCH_VENDOR_PRODUCT; 122 123 return UMATCH_NONE; 124 } 125 126 static void 127 ukyopon_attach(device_t parent, device_t self, void *aux) 128 { 129 struct ukyopon_softc *sc = device_private(self); 130 struct usbif_attach_arg *uiaa = aux; 131 struct ucom_attach_args ucaa; 132 133 memset(&ucaa, 0, sizeof(ucaa)); 134 135 ucaa.ucaa_portno = (uiaa->uiaa_ifaceno == UKYOPON_MODEM_IFACE_INDEX) ? 136 UKYOPON_PORT_MODEM : UKYOPON_PORT_DATA; 137 ucaa.ucaa_methods = &ukyopon_methods; 138 ucaa.ucaa_info = (uiaa->uiaa_ifaceno == UKYOPON_MODEM_IFACE_INDEX) ? 139 "modem port" : "data transfer port"; 140 141 if (umodem_common_attach(self, &sc->sc_umodem, uiaa, &ucaa)) 142 return; 143 return; 144 } 145 146 static void 147 ukyopon_get_status(void *addr, int portno, u_char *lsr, u_char *msr) 148 { 149 struct ukyopon_softc *sc = addr; 150 151 /* 152 * The device doesn't set DCD (Data Carrier Detect) bit properly. 153 * Assume DCD is always present. 154 */ 155 if ((sc->sc_umodem.sc_msr & UMSR_DCD) == 0) 156 sc->sc_umodem.sc_msr |= UMSR_DCD; 157 158 umodem_get_status(&sc->sc_umodem, portno, lsr, msr); 159 } 160 161 static void 162 ukyopon_set(void *addr, int portno, int reg, int onoff) 163 { 164 struct ukyopon_softc *sc = addr; 165 166 umodem_set(&sc->sc_umodem, portno, reg, onoff); 167 } 168 169 static int 170 ukyopon_param(void *addr, int portno, struct termios *t) 171 { 172 struct ukyopon_softc *sc = addr; 173 174 return umodem_param(&sc->sc_umodem, portno, t); 175 } 176 177 static int 178 ukyopon_open(void *addr, int portno) 179 { 180 struct ukyopon_softc *sc = addr; 181 182 return umodem_open(&sc->sc_umodem, portno); 183 } 184 185 static void 186 ukyopon_close(void *addr, int portno) 187 { 188 struct ukyopon_softc *sc = addr; 189 190 umodem_close(&sc->sc_umodem, portno); 191 } 192 193 194 static int 195 ukyopon_ioctl(void *addr, int portno, u_long cmd, void *data, int flag, 196 proc_t *p) 197 { 198 struct ukyopon_softc *sc = addr; 199 struct ukyopon_identify *arg_id = (void*)data; 200 int error = 0; 201 202 switch (cmd) { 203 case UKYOPON_IDENTIFY: 204 strncpy(arg_id->ui_name, UKYOPON_NAME, sizeof(arg_id->ui_name)); 205 arg_id->ui_busno = 206 device_unit(sc->sc_umodem.sc_udev->ud_bus->ub_usbctl); 207 arg_id->ui_address = sc->sc_umodem.sc_udev->ud_addr; 208 arg_id->ui_model = UKYOPON_MODEL_UNKNOWN; 209 arg_id->ui_porttype = portno; 210 break; 211 212 default: 213 error = umodem_ioctl(&sc->sc_umodem, portno, cmd, data, flag, p); 214 break; 215 } 216 217 return error; 218 } 219 220 int 221 ukyopon_detach(device_t self, int flags) 222 { 223 struct ukyopon_softc *sc = device_private(self); 224 225 return umodem_common_detach(&sc->sc_umodem, flags); 226 } 227