xref: /netbsd-src/sys/dev/usb/ukyopon.c (revision bdc22b2e01993381dcefeff2bc9b56ca75a4235c)
1 /*	$NetBSD: ukyopon.c,v 1.19 2016/11/25 12:56:29 skrll 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 1.19 2016/11/25 12:56:29 skrll 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 
92 Static struct ucom_methods ukyopon_methods = {
93 	.ucom_get_status = ukyopon_get_status,
94 	.ucom_set = umodem_set,
95 	.ucom_param = umodem_param,
96 	.ucom_ioctl = ukyopon_ioctl,
97 	.ucom_open = umodem_open,
98 	.ucom_close = umodem_close,
99 	.ucom_read = NULL,
100 	.ucom_write = NULL,
101 };
102 
103 int		ukyopon_match(device_t, cfdata_t, void *);
104 void		ukyopon_attach(device_t, device_t, void *);
105 int		ukyopon_detach(device_t, int);
106 int		ukyopon_activate(device_t, enum devact);
107 extern struct cfdriver ukyopon_cd;
108 CFATTACH_DECL_NEW(ukyopon, sizeof(struct ukyopon_softc), ukyopon_match,
109     ukyopon_attach, ukyopon_detach, ukyopon_activate);
110 
111 int
112 ukyopon_match(device_t parent, cfdata_t match, void *aux)
113 {
114 	struct usbif_attach_arg *uiaa = aux;
115 
116 	if (uiaa->uiaa_vendor == USB_VENDOR_KYOCERA &&
117 	    uiaa->uiaa_product == USB_PRODUCT_KYOCERA_AHK3001V &&
118 	    (uiaa->uiaa_ifaceno == UKYOPON_MODEM_IFACE_INDEX ||
119 	     uiaa->uiaa_ifaceno == UKYOPON_DATA_IFACE_INDEX))
120 		return (UMATCH_VENDOR_PRODUCT);
121 
122 	return (UMATCH_NONE);
123 }
124 
125 void
126 ukyopon_attach(device_t parent, device_t self, void *aux)
127 {
128 	struct ukyopon_softc *sc = device_private(self);
129 	struct usbif_attach_arg *uiaa = aux;
130 	struct ucom_attach_args ucaa;
131 
132 	ucaa.ucaa_portno = (uiaa->uiaa_ifaceno == UKYOPON_MODEM_IFACE_INDEX) ?
133 		UKYOPON_PORT_MODEM : UKYOPON_PORT_DATA;
134 	ucaa.ucaa_methods = &ukyopon_methods;
135 	ucaa.ucaa_info = (uiaa->uiaa_ifaceno == UKYOPON_MODEM_IFACE_INDEX) ?
136 	    "modem port" : "data transfer port";
137 
138 	if (umodem_common_attach(self, &sc->sc_umodem, uiaa, &ucaa))
139 		return;
140 	return;
141 }
142 
143 Static void
144 ukyopon_get_status(void *addr, int portno, u_char *lsr, u_char *msr)
145 {
146 	struct ukyopon_softc *sc = addr;
147 
148 	/*
149 	 * The device doesn't set DCD (Data Carrier Detect) bit properly.
150 	 * Assume DCD is always present.
151 	 */
152 	if ((sc->sc_umodem.sc_msr & UMSR_DCD) == 0)
153 		sc->sc_umodem.sc_msr |= UMSR_DCD;
154 
155 	umodem_get_status(addr, portno, lsr, msr);
156 }
157 
158 Static int
159 ukyopon_ioctl(void *addr, int portno, u_long cmd, void *data, int flag,
160 	      proc_t *p)
161 {
162 	struct ukyopon_softc *sc = addr;
163 	struct ukyopon_identify *arg_id = (void*)data;
164 	int error = 0;
165 
166 	switch (cmd) {
167 	case UKYOPON_IDENTIFY:
168 		strncpy(arg_id->ui_name, UKYOPON_NAME, sizeof(arg_id->ui_name));
169 		arg_id->ui_busno =
170 		    device_unit(sc->sc_umodem.sc_udev->ud_bus->ub_usbctl);
171 		arg_id->ui_address = sc->sc_umodem.sc_udev->ud_addr;
172 		arg_id->ui_model = UKYOPON_MODEL_UNKNOWN;
173 		arg_id->ui_porttype = portno;
174 		break;
175 
176 	default:
177 		error = umodem_ioctl(addr, portno, cmd, data, flag, p);
178 		break;
179 	}
180 
181 	return (error);
182 }
183 
184 int
185 ukyopon_activate(device_t self, enum devact act)
186 {
187 	struct ukyopon_softc *sc = device_private(self);
188 
189 	return umodem_common_activate(&sc->sc_umodem, act);
190 }
191 
192 int
193 ukyopon_detach(device_t self, int flags)
194 {
195 	struct ukyopon_softc *sc = device_private(self);
196 
197 	return umodem_common_detach(&sc->sc_umodem, flags);
198 }
199