xref: /netbsd-src/sys/dev/usb/ubsa.c (revision b1c86f5f087524e68db12794ee9c3e3da1ab17a0)
1 /*	$NetBSD: ubsa.c,v 1.25 2009/11/12 19:51:44 dyoung Exp $	*/
2 /*-
3  * Copyright (c) 2002, Alexander Kabaev <kan.FreeBSD.org>.
4  * All rights reserved.
5  *
6  * Redistribution and use in source and binary forms, with or without
7  * modification, are permitted provided that the following conditions
8  * are met:
9  * 1. Redistributions of source code must retain the above copyright
10  *    notice, this list of conditions and the following disclaimer.
11  * 2. Redistributions in binary form must reproduce the above copyright
12  *    notice, this list of conditions and the following disclaimer in the
13  *    documentation and/or other materials provided with the distribution.
14  *
15  * THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND
16  * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
17  * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
18  * ARE DISCLAIMED.  IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE
19  * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
20  * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
21  * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
22  * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
23  * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
24  * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
25  * SUCH DAMAGE.
26  */
27 /*
28  * Copyright (c) 2001 The NetBSD Foundation, Inc.
29  * All rights reserved.
30  *
31  * This code is derived from software contributed to The NetBSD Foundation
32  * by Ichiro FUKUHARA (ichiro@ichiro.org).
33  *
34  * Redistribution and use in source and binary forms, with or without
35  * modification, are permitted provided that the following conditions
36  * are met:
37  * 1. Redistributions of source code must retain the above copyright
38  *    notice, this list of conditions and the following disclaimer.
39  * 2. Redistributions in binary form must reproduce the above copyright
40  *    notice, this list of conditions and the following disclaimer in the
41  *    documentation and/or other materials provided with the distribution.
42  *
43  * THIS SOFTWARE IS PROVIDED BY THE NETBSD FOUNDATION, INC. AND CONTRIBUTORS
44  * ``AS IS'' AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED
45  * TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
46  * PURPOSE ARE DISCLAIMED.  IN NO EVENT SHALL THE FOUNDATION OR CONTRIBUTORS
47  * BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
48  * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
49  * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
50  * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
51  * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
52  * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
53  * POSSIBILITY OF SUCH DAMAGE.
54  */
55 
56 #include <sys/cdefs.h>
57 __KERNEL_RCSID(0, "$NetBSD: ubsa.c,v 1.25 2009/11/12 19:51:44 dyoung Exp $");
58 
59 #include <sys/param.h>
60 #include <sys/systm.h>
61 #include <sys/kernel.h>
62 #include <sys/malloc.h>
63 #ifdef __FreeBSD__
64 #include <sys/bus.h>
65 #endif
66 #include <sys/ioccom.h>
67 #include <sys/fcntl.h>
68 #include <sys/conf.h>
69 #include <sys/tty.h>
70 #include <sys/file.h>
71 #if __FreeBSD_version >= 500014
72 #include <sys/selinfo.h>
73 #else
74 #include <sys/select.h>
75 #endif
76 #include <sys/proc.h>
77 #include <sys/device.h>
78 #include <sys/poll.h>
79 #include <sys/sysctl.h>
80 
81 #include <dev/usb/usb.h>
82 #include <dev/usb/usbcdc.h>
83 
84 #include <dev/usb/usbdi.h>
85 #include <dev/usb/usbdi_util.h>
86 #include <dev/usb/usbdevs.h>
87 #include <dev/usb/usb_quirks.h>
88 
89 #include <dev/usb/ucomvar.h>
90 #include <dev/usb/ubsavar.h>
91 
92 #ifdef UBSA_DEBUG
93 Static int	ubsadebug = 0;
94 #ifdef __FreeBSD__
95 SYSCTL_NODE(_hw_usb, OID_AUTO, ubsa, CTLFLAG_RW, 0, "USB ubsa");
96 SYSCTL_INT(_hw_usb_ubsa, OID_AUTO, debug, CTLFLAG_RW,
97 	   &ubsadebug, 0, "ubsa debug level");
98 #endif
99 
100 #define	DPRINTFN(n, x)	do { \
101 				if (ubsadebug > (n)) \
102 					logprintf x; \
103 			} while (0)
104 #else
105 #define	DPRINTFN(n, x)
106 #endif
107 #define	DPRINTF(x) DPRINTFN(0, x)
108 
109 struct	ucom_methods ubsa_methods = {
110 	ubsa_get_status,
111 	ubsa_set,
112 	ubsa_param,
113 	NULL,
114 	ubsa_open,
115 	ubsa_close,
116 	NULL,
117 	NULL
118 };
119 
120 Static const struct usb_devno ubsa_devs[] = {
121 	/* BELKIN F5U103 */
122 	{ USB_VENDOR_BELKIN, USB_PRODUCT_BELKIN_F5U103 },
123 	/* BELKIN F5U120 */
124 	{ USB_VENDOR_BELKIN, USB_PRODUCT_BELKIN_F5U120 },
125 	/* GoHubs GO-COM232 */
126 	{ USB_VENDOR_ETEK, USB_PRODUCT_ETEK_1COM },
127 	/* GoHubs GO-COM232 */
128 	{ USB_VENDOR_GOHUBS, USB_PRODUCT_GOHUBS_GOCOM232 },
129 	/* Peracom */
130 	{ USB_VENDOR_PERACOM, USB_PRODUCT_PERACOM_SERIAL1 },
131 	/* Option N.V. */
132 	{ USB_VENDOR_OPTIONNV, USB_PRODUCT_OPTIONNV_MC3G },
133 	{ USB_VENDOR_OPTIONNV, USB_PRODUCT_OPTIONNV_QUADUMTS2 },
134 	{ USB_VENDOR_OPTIONNV, USB_PRODUCT_OPTIONNV_QUADUMTS },
135 	/* AnyDATA ADU-E100H */
136 	{ USB_VENDOR_ANYDATA, USB_PRODUCT_ANYDATA_ADU_E100H },
137 };
138 #define ubsa_lookup(v, p) usb_lookup(ubsa_devs, v, p)
139 
140 int ubsa_match(device_t, cfdata_t, void *);
141 void ubsa_attach(device_t, device_t, void *);
142 void ubsa_childdet(device_t, device_t);
143 int ubsa_detach(device_t, int);
144 int ubsa_activate(device_t, enum devact);
145 
146 extern struct cfdriver ubsa_cd;
147 
148 CFATTACH_DECL2_NEW(ubsa, sizeof(struct ubsa_softc),
149     ubsa_match, ubsa_attach, ubsa_detach, ubsa_activate, NULL, ubsa_childdet);
150 
151 USB_MATCH(ubsa)
152 {
153 	USB_MATCH_START(ubsa, uaa);
154 
155 	return (ubsa_lookup(uaa->vendor, uaa->product) != NULL ?
156 		UMATCH_VENDOR_PRODUCT : UMATCH_NONE);
157 }
158 
159 USB_ATTACH(ubsa)
160 {
161 	USB_ATTACH_START(ubsa, sc, uaa);
162 	usbd_device_handle dev = uaa->device;
163 	usb_config_descriptor_t *cdesc;
164 	usb_interface_descriptor_t *id;
165 	usb_endpoint_descriptor_t *ed;
166 	char *devinfop;
167 	usbd_status err;
168 	struct ucom_attach_args uca;
169 	int i;
170 
171 	sc->sc_dev = self;
172 
173 	aprint_naive("\n");
174 	aprint_normal("\n");
175 
176 	devinfop = usbd_devinfo_alloc(dev, 0);
177 	aprint_normal_dev(self, "%s\n", devinfop);
178 	usbd_devinfo_free(devinfop);
179 
180         sc->sc_udev = dev;
181 	sc->sc_config_index = UBSA_DEFAULT_CONFIG_INDEX;
182 	sc->sc_numif = 1; /* default device has one interface */
183 
184 	/*
185 	 * initialize rts, dtr variables to something
186 	 * different from boolean 0, 1
187 	 */
188 	sc->sc_dtr = -1;
189 	sc->sc_rts = -1;
190 
191 	/*
192 	 * Quad UMTS cards use different requests to
193 	 * control com settings and only some.
194 	 */
195 	sc->sc_quadumts = 0;
196 	if (uaa->vendor == USB_VENDOR_OPTIONNV) {
197 		switch (uaa->product) {
198 		case USB_PRODUCT_OPTIONNV_QUADUMTS:
199 		case USB_PRODUCT_OPTIONNV_QUADUMTS2:
200 			sc->sc_quadumts = 1;
201 			break;
202 		}
203 	}
204 
205 	DPRINTF(("ubsa attach: sc = %p\n", sc));
206 
207 	/* Move the device into the configured state. */
208 	err = usbd_set_config_index(dev, sc->sc_config_index, 1);
209 	if (err) {
210 		aprint_error_dev(self,
211 		    "failed to set configuration: %s\n",
212 		    usbd_errstr(err));
213 		sc->sc_dying = 1;
214 		goto error;
215 	}
216 
217 	/* get the config descriptor */
218 	cdesc = usbd_get_config_descriptor(sc->sc_udev);
219 
220 	if (cdesc == NULL) {
221 		aprint_error_dev(self,
222 		    "failed to get configuration descriptor\n");
223 		sc->sc_dying = 1;
224 		goto error;
225 	}
226 
227 	sc->sc_intr_number = -1;
228 	sc->sc_intr_pipe = NULL;
229 
230 	/* get the interfaces */
231 	err = usbd_device2interface_handle(dev, UBSA_IFACE_INDEX_OFFSET,
232 			 &sc->sc_iface[0]);
233 	if (err) {
234 		/* can not get main interface */
235 		sc->sc_dying = 1;
236 		goto error;
237 	}
238 
239 	/* Find the endpoints */
240 	id = usbd_get_interface_descriptor(sc->sc_iface[0]);
241 	sc->sc_iface_number[0] = id->bInterfaceNumber;
242 
243 	/* initialize endpoints */
244 	uca.bulkin = uca.bulkout = -1;
245 
246 	for (i = 0; i < id->bNumEndpoints; i++) {
247 		ed = usbd_interface2endpoint_descriptor(sc->sc_iface[0], i);
248 		if (ed == NULL) {
249 			aprint_error_dev(self,
250 			     "no endpoint descriptor for %d\n", i);
251 			break;
252 		}
253 
254 		if (UE_GET_DIR(ed->bEndpointAddress) == UE_DIR_IN &&
255 		    UE_GET_XFERTYPE(ed->bmAttributes) == UE_INTERRUPT) {
256 			sc->sc_intr_number = ed->bEndpointAddress;
257 			sc->sc_isize = UGETW(ed->wMaxPacketSize);
258 		} else if (UE_GET_DIR(ed->bEndpointAddress) == UE_DIR_IN &&
259 		    UE_GET_XFERTYPE(ed->bmAttributes) == UE_BULK) {
260 			uca.bulkin = ed->bEndpointAddress;
261 			uca.ibufsize = UGETW(ed->wMaxPacketSize);
262 		} else if (UE_GET_DIR(ed->bEndpointAddress) == UE_DIR_OUT &&
263 		    UE_GET_XFERTYPE(ed->bmAttributes) == UE_BULK) {
264 			uca.bulkout = ed->bEndpointAddress;
265 			uca.obufsize = UGETW(ed->wMaxPacketSize);
266 		}
267 	} /* end of Endpoint loop */
268 
269 	if (sc->sc_intr_number == -1) {
270 		aprint_error_dev(self, "Could not find interrupt in\n");
271 		sc->sc_dying = 1;
272 		goto error;
273 	}
274 
275 	if (uca.bulkin == -1) {
276 		aprint_error_dev(self, "Could not find data bulk in\n");
277 		sc->sc_dying = 1;
278 		goto error;
279 	}
280 
281 	if (uca.bulkout == -1) {
282 		aprint_error_dev(self, "Could not find data bulk out\n");
283 		sc->sc_dying = 1;
284 		goto error;
285 	}
286 
287 	uca.portno = 0;
288 	/* bulkin, bulkout set above */
289 	uca.ibufsizepad = uca.ibufsize;
290 	uca.opkthdrlen = 0;
291 	uca.device = dev;
292 	uca.iface = sc->sc_iface[0];
293 	uca.methods = &ubsa_methods;
294 	uca.arg = sc;
295 	uca.info = NULL;
296 	DPRINTF(("ubsa: int#=%d, in = 0x%x, out = 0x%x, intr = 0x%x\n",
297     		i, uca.bulkin, uca.bulkout, sc->sc_intr_number));
298 	sc->sc_subdevs[0] = config_found_sm_loc(self, "ucombus", NULL, &uca,
299 				    ucomprint, ucomsubmatch);
300 
301 	usbd_add_drv_event(USB_EVENT_DRIVER_ATTACH, sc->sc_udev,
302 			   USBDEV(sc->sc_dev));
303 
304 	USB_ATTACH_SUCCESS_RETURN;
305 
306 error:
307 	USB_ATTACH_ERROR_RETURN;
308 }
309 
310 
311 void
312 ubsa_childdet(device_t self, device_t child)
313 {
314 	int i;
315 	struct ubsa_softc *sc = device_private(self);
316 
317 	for (i = 0; i < sc->sc_numif; i++) {
318 		if (sc->sc_subdevs[i] == child)
319 			break;
320 	}
321 	KASSERT(i < sc->sc_numif);
322 		sc->sc_subdevs[i] = NULL;
323 }
324 
325 USB_DETACH(ubsa)
326 {
327 	USB_DETACH_START(ubsa, sc);
328 	int i;
329 	int rv = 0;
330 
331 
332 	DPRINTF(("ubsa_detach: sc = %p\n", sc));
333 
334 	if (sc->sc_intr_pipe != NULL) {
335 		usbd_abort_pipe(sc->sc_intr_pipe);
336 		usbd_close_pipe(sc->sc_intr_pipe);
337 		free(sc->sc_intr_buf, M_USBDEV);
338 		sc->sc_intr_pipe = NULL;
339 	}
340 
341 	sc->sc_dying = 1;
342 	for (i = 0; i < sc->sc_numif; i++) {
343 		if (sc->sc_subdevs[i] != NULL)
344 			rv |= config_detach(sc->sc_subdevs[i], flags);
345 	}
346 
347 	usbd_add_drv_event(USB_EVENT_DRIVER_DETACH, sc->sc_udev,
348 			   USBDEV(sc->sc_dev));
349 
350 	return (rv);
351 }
352 
353 int
354 ubsa_activate(device_ptr_t self, enum devact act)
355 {
356 	struct ubsa_softc *sc = device_private(self);
357 
358 	switch (act) {
359 	case DVACT_DEACTIVATE:
360 		sc->sc_dying = 1;
361 		return 0;
362 	default:
363 		return EOPNOTSUPP;
364 	}
365 }
366