xref: /netbsd-src/sys/dev/usb/ubsa.c (revision bdc22b2e01993381dcefeff2bc9b56ca75a4235c)
1 /*	$NetBSD: ubsa.c,v 1.34 2016/12/04 10:12:35 skrll 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 1.34 2016/12/04 10:12:35 skrll Exp $");
58 
59 #ifdef _KERNEL_OPT
60 #include "opt_usb.h"
61 #endif
62 
63 #include <sys/param.h>
64 #include <sys/systm.h>
65 #include <sys/kernel.h>
66 #include <sys/kmem.h>
67 #include <sys/ioccom.h>
68 #include <sys/fcntl.h>
69 #include <sys/conf.h>
70 #include <sys/tty.h>
71 #include <sys/file.h>
72 #include <sys/select.h>
73 #include <sys/proc.h>
74 #include <sys/device.h>
75 #include <sys/poll.h>
76 #include <sys/sysctl.h>
77 
78 #include <dev/usb/usb.h>
79 #include <dev/usb/usbcdc.h>
80 
81 #include <dev/usb/usbdi.h>
82 #include <dev/usb/usbdi_util.h>
83 #include <dev/usb/usbdevs.h>
84 #include <dev/usb/usb_quirks.h>
85 
86 #include <dev/usb/ucomvar.h>
87 #include <dev/usb/ubsavar.h>
88 
89 #ifdef UBSA_DEBUG
90 int		ubsadebug = 0;
91 
92 #define	DPRINTFN(n, x)	do { \
93 				if (ubsadebug > (n)) \
94 					printf x; \
95 			} while (0)
96 #else
97 #define	DPRINTFN(n, x)
98 #endif
99 #define	DPRINTF(x) DPRINTFN(0, x)
100 
101 struct	ucom_methods ubsa_methods = {
102 	.ucom_get_status = ubsa_get_status,
103 	.ucom_set = ubsa_set,
104 	.ucom_param = ubsa_param,
105 	.ucom_ioctl = NULL,
106 	.ucom_open = ubsa_open,
107 	.ucom_close = ubsa_close,
108 	.ucom_read = NULL,
109 	.ucom_write = NULL
110 };
111 
112 Static const struct usb_devno ubsa_devs[] = {
113 	/* BELKIN F5U103 */
114 	{ USB_VENDOR_BELKIN, USB_PRODUCT_BELKIN_F5U103 },
115 	/* BELKIN F5U120 */
116 	{ USB_VENDOR_BELKIN, USB_PRODUCT_BELKIN_F5U120 },
117 	/* GoHubs GO-COM232 */
118 	{ USB_VENDOR_ETEK, USB_PRODUCT_ETEK_1COM },
119 	/* GoHubs GO-COM232 */
120 	{ USB_VENDOR_GOHUBS, USB_PRODUCT_GOHUBS_GOCOM232 },
121 	/* Peracom */
122 	{ USB_VENDOR_PERACOM, USB_PRODUCT_PERACOM_SERIAL1 },
123 	/* Option N.V. */
124 	{ USB_VENDOR_OPTIONNV, USB_PRODUCT_OPTIONNV_MC3G },
125 	{ USB_VENDOR_OPTIONNV, USB_PRODUCT_OPTIONNV_QUADUMTS2 },
126 	{ USB_VENDOR_OPTIONNV, USB_PRODUCT_OPTIONNV_QUADUMTS },
127 	/* AnyDATA ADU-E100H */
128 	{ USB_VENDOR_ANYDATA, USB_PRODUCT_ANYDATA_ADU_E100H },
129 };
130 #define ubsa_lookup(v, p) usb_lookup(ubsa_devs, v, p)
131 
132 int ubsa_match(device_t, cfdata_t, void *);
133 void ubsa_attach(device_t, device_t, void *);
134 void ubsa_childdet(device_t, device_t);
135 int ubsa_detach(device_t, int);
136 int ubsa_activate(device_t, enum devact);
137 
138 extern struct cfdriver ubsa_cd;
139 
140 CFATTACH_DECL2_NEW(ubsa, sizeof(struct ubsa_softc),
141     ubsa_match, ubsa_attach, ubsa_detach, ubsa_activate, NULL, ubsa_childdet);
142 
143 int
144 ubsa_match(device_t parent, cfdata_t match, void *aux)
145 {
146 	struct usb_attach_arg *uaa = aux;
147 
148 	return (ubsa_lookup(uaa->uaa_vendor, uaa->uaa_product) != NULL ?
149 		UMATCH_VENDOR_PRODUCT : UMATCH_NONE);
150 }
151 
152 void
153 ubsa_attach(device_t parent, device_t self, void *aux)
154 {
155 	struct ubsa_softc *sc = device_private(self);
156 	struct usb_attach_arg *uaa = aux;
157 	struct usbd_device *dev = uaa->uaa_device;
158 	usb_config_descriptor_t *cdesc;
159 	usb_interface_descriptor_t *id;
160 	usb_endpoint_descriptor_t *ed;
161 	char *devinfop;
162 	usbd_status err;
163 	struct ucom_attach_args ucaa;
164 	int i;
165 
166 	sc->sc_dev = self;
167 
168 	aprint_naive("\n");
169 	aprint_normal("\n");
170 
171 	devinfop = usbd_devinfo_alloc(dev, 0);
172 	aprint_normal_dev(self, "%s\n", devinfop);
173 	usbd_devinfo_free(devinfop);
174 
175         sc->sc_udev = dev;
176 	sc->sc_config_index = UBSA_DEFAULT_CONFIG_INDEX;
177 	sc->sc_numif = 1; /* default device has one interface */
178 
179 	/*
180 	 * initialize rts, dtr variables to something
181 	 * different from boolean 0, 1
182 	 */
183 	sc->sc_dtr = -1;
184 	sc->sc_rts = -1;
185 
186 	/*
187 	 * Quad UMTS cards use different requests to
188 	 * control com settings and only some.
189 	 */
190 	sc->sc_quadumts = 0;
191 	if (uaa->uaa_vendor == USB_VENDOR_OPTIONNV) {
192 		switch (uaa->uaa_product) {
193 		case USB_PRODUCT_OPTIONNV_QUADUMTS:
194 		case USB_PRODUCT_OPTIONNV_QUADUMTS2:
195 			sc->sc_quadumts = 1;
196 			break;
197 		}
198 	}
199 
200 	DPRINTF(("ubsa attach: sc = %p\n", sc));
201 
202 	/* Move the device into the configured state. */
203 	err = usbd_set_config_index(dev, sc->sc_config_index, 1);
204 	if (err) {
205 		aprint_error_dev(self,
206 		    "failed to set configuration: %s\n",
207 		    usbd_errstr(err));
208 		sc->sc_dying = 1;
209 		goto error;
210 	}
211 
212 	/* get the config descriptor */
213 	cdesc = usbd_get_config_descriptor(sc->sc_udev);
214 
215 	if (cdesc == NULL) {
216 		aprint_error_dev(self,
217 		    "failed to get configuration descriptor\n");
218 		sc->sc_dying = 1;
219 		goto error;
220 	}
221 
222 	sc->sc_intr_number = -1;
223 	sc->sc_intr_pipe = NULL;
224 
225 	/* get the interfaces */
226 	err = usbd_device2interface_handle(dev, UBSA_IFACE_INDEX_OFFSET,
227 			 &sc->sc_iface[0]);
228 	if (err) {
229 		/* can not get main interface */
230 		sc->sc_dying = 1;
231 		goto error;
232 	}
233 
234 	/* Find the endpoints */
235 	id = usbd_get_interface_descriptor(sc->sc_iface[0]);
236 	sc->sc_iface_number[0] = id->bInterfaceNumber;
237 
238 	/* initialize endpoints */
239 	ucaa.ucaa_bulkin = ucaa.ucaa_bulkout = -1;
240 
241 	for (i = 0; i < id->bNumEndpoints; i++) {
242 		ed = usbd_interface2endpoint_descriptor(sc->sc_iface[0], i);
243 		if (ed == NULL) {
244 			aprint_error_dev(self,
245 			     "no endpoint descriptor for %d\n", i);
246 			break;
247 		}
248 
249 		if (UE_GET_DIR(ed->bEndpointAddress) == UE_DIR_IN &&
250 		    UE_GET_XFERTYPE(ed->bmAttributes) == UE_INTERRUPT) {
251 			sc->sc_intr_number = ed->bEndpointAddress;
252 			sc->sc_isize = UGETW(ed->wMaxPacketSize);
253 		} else if (UE_GET_DIR(ed->bEndpointAddress) == UE_DIR_IN &&
254 		    UE_GET_XFERTYPE(ed->bmAttributes) == UE_BULK) {
255 			ucaa.ucaa_bulkin = ed->bEndpointAddress;
256 			ucaa.ucaa_ibufsize = UGETW(ed->wMaxPacketSize);
257 		} else if (UE_GET_DIR(ed->bEndpointAddress) == UE_DIR_OUT &&
258 		    UE_GET_XFERTYPE(ed->bmAttributes) == UE_BULK) {
259 			ucaa.ucaa_bulkout = ed->bEndpointAddress;
260 			ucaa.ucaa_obufsize = UGETW(ed->wMaxPacketSize);
261 		}
262 	} /* end of Endpoint loop */
263 
264 	if (sc->sc_intr_number == -1) {
265 		aprint_error_dev(self, "Could not find interrupt in\n");
266 		sc->sc_dying = 1;
267 		goto error;
268 	}
269 
270 	if (ucaa.ucaa_bulkin == -1) {
271 		aprint_error_dev(self, "Could not find data bulk in\n");
272 		sc->sc_dying = 1;
273 		goto error;
274 	}
275 
276 	if (ucaa.ucaa_bulkout == -1) {
277 		aprint_error_dev(self, "Could not find data bulk out\n");
278 		sc->sc_dying = 1;
279 		goto error;
280 	}
281 
282 	ucaa.ucaa_portno = 0;
283 	/* bulkin, bulkout set above */
284 	ucaa.ucaa_ibufsizepad = ucaa.ucaa_ibufsize;
285 	ucaa.ucaa_opkthdrlen = 0;
286 	ucaa.ucaa_device = dev;
287 	ucaa.ucaa_iface = sc->sc_iface[0];
288 	ucaa.ucaa_methods = &ubsa_methods;
289 	ucaa.ucaa_arg = sc;
290 	ucaa.ucaa_info = NULL;
291 	DPRINTF(("ubsa: int#=%d, in = 0x%x, out = 0x%x, intr = 0x%x\n",
292 	    i, ucaa.ucaa_bulkin, ucaa.ucaa_bulkout, sc->sc_intr_number));
293 	sc->sc_subdevs[0] = config_found_sm_loc(self, "ucombus", NULL, &ucaa,
294 				    ucomprint, ucomsubmatch);
295 
296 	usbd_add_drv_event(USB_EVENT_DRIVER_ATTACH, sc->sc_udev, sc->sc_dev);
297 
298 	return;
299 
300 error:
301 	return;
302 }
303 
304 
305 void
306 ubsa_childdet(device_t self, device_t child)
307 {
308 	int i;
309 	struct ubsa_softc *sc = device_private(self);
310 
311 	for (i = 0; i < sc->sc_numif; i++) {
312 		if (sc->sc_subdevs[i] == child)
313 			break;
314 	}
315 	KASSERT(i < sc->sc_numif);
316 		sc->sc_subdevs[i] = NULL;
317 }
318 
319 int
320 ubsa_detach(device_t self, int flags)
321 {
322 	struct ubsa_softc *sc = device_private(self);
323 	int i;
324 	int rv = 0;
325 
326 
327 	DPRINTF(("ubsa_detach: sc = %p\n", sc));
328 
329 	if (sc->sc_intr_pipe != NULL) {
330 		usbd_abort_pipe(sc->sc_intr_pipe);
331 		usbd_close_pipe(sc->sc_intr_pipe);
332 		kmem_free(sc->sc_intr_buf, sc->sc_isize);
333 		sc->sc_intr_pipe = NULL;
334 	}
335 
336 	sc->sc_dying = 1;
337 	for (i = 0; i < sc->sc_numif; i++) {
338 		if (sc->sc_subdevs[i] != NULL)
339 			rv |= config_detach(sc->sc_subdevs[i], flags);
340 	}
341 
342 	usbd_add_drv_event(USB_EVENT_DRIVER_DETACH, sc->sc_udev, sc->sc_dev);
343 
344 	return (rv);
345 }
346 
347 int
348 ubsa_activate(device_t self, enum devact act)
349 {
350 	struct ubsa_softc *sc = device_private(self);
351 
352 	switch (act) {
353 	case DVACT_DEACTIVATE:
354 		sc->sc_dying = 1;
355 		return 0;
356 	default:
357 		return EOPNOTSUPP;
358 	}
359 }
360