xref: /netbsd-src/sys/dev/usb/usb.h (revision 946379e7b37692fc43f68eb0d1c10daa0a7f3b6c)
1 /*	$NetBSD: usb.h,v 1.112 2015/03/26 08:08:27 skrll Exp $	*/
2 /*	$FreeBSD: src/sys/dev/usb/usb.h,v 1.14 1999/11/17 22:33:46 n_hibma Exp $	*/
3 
4 /*
5  * Copyright (c) 1998 The NetBSD Foundation, Inc.
6  * All rights reserved.
7  *
8  * This code is derived from software contributed to The NetBSD Foundation
9  * by Lennart Augustsson (lennart@augustsson.net) at
10  * Carlstedt Research & Technology.
11  *
12  * Redistribution and use in source and binary forms, with or without
13  * modification, are permitted provided that the following conditions
14  * are met:
15  * 1. Redistributions of source code must retain the above copyright
16  *    notice, this list of conditions and the following disclaimer.
17  * 2. Redistributions in binary form must reproduce the above copyright
18  *    notice, this list of conditions and the following disclaimer in the
19  *    documentation and/or other materials provided with the distribution.
20  *
21  * THIS SOFTWARE IS PROVIDED BY THE NETBSD FOUNDATION, INC. AND CONTRIBUTORS
22  * ``AS IS'' AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED
23  * TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
24  * PURPOSE ARE DISCLAIMED.  IN NO EVENT SHALL THE FOUNDATION OR CONTRIBUTORS
25  * BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
26  * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
27  * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
28  * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
29  * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
30  * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
31  * POSSIBILITY OF SUCH DAMAGE.
32  */
33 
34 
35 #ifndef _USB_H_
36 #define _USB_H_
37 
38 #include <sys/types.h>
39 #include <sys/time.h>
40 
41 #include <sys/ioctl.h>
42 
43 #if defined(_KERNEL)
44 #include <sys/mallocvar.h>
45 
46 MALLOC_DECLARE(M_USB);
47 MALLOC_DECLARE(M_USBDEV);
48 MALLOC_DECLARE(M_USBHC);
49 
50 #include <sys/device.h>
51 
52 #endif
53 
54 #ifdef USB_DEBUG
55 #define Static
56 #else
57 #define Static static
58 #endif
59 
60 #define USB_STACK_VERSION 2
61 
62 #define USB_MAX_DEVICES 128
63 #define USB_MIN_DEVICES 2               /* unused + root HUB */
64 #define USB_START_ADDR 0
65 
66 #define USB_CONTROL_ENDPOINT 0
67 #define USB_MAX_ENDPOINTS 16
68 
69 #define USB_FRAMES_PER_SECOND 1000
70 #define USB_UFRAMES_PER_FRAME 8
71 
72 /*
73  * The USB records contain some unaligned little-endian word
74  * components.  The U[SG]ETW macros take care of both the alignment
75  * and endian problem and should always be used to access non-byte
76  * values.
77  */
78 typedef u_int8_t uByte;
79 typedef u_int8_t uWord[2];
80 typedef u_int8_t uDWord[4];
81 
82 #define USETW2(w,h,l) ((w)[0] = (u_int8_t)(l), (w)[1] = (u_int8_t)(h))
83 
84 #if 1
85 #define UGETW(w) ((w)[0] | ((w)[1] << 8))
86 #define USETW(w,v) ((w)[0] = (u_int8_t)(v), (w)[1] = (u_int8_t)((v) >> 8))
87 #define UGETDW(w) ((w)[0] | ((w)[1] << 8) | ((w)[2] << 16) | ((w)[3] << 24))
88 #define USETDW(w,v) ((w)[0] = (u_int8_t)(v), \
89 		     (w)[1] = (u_int8_t)((v) >> 8), \
90 		     (w)[2] = (u_int8_t)((v) >> 16), \
91 		     (w)[3] = (u_int8_t)((v) >> 24))
92 #else
93 /*
94  * On little-endian machines that can handle unaligned accesses
95  * (e.g. i386) these macros can be replaced by the following.
96  */
97 #define UGETW(w) (*(u_int16_t *)(w))
98 #define USETW(w,v) (*(u_int16_t *)(w) = (v))
99 #define UGETDW(w) (*(u_int32_t *)(w))
100 #define USETDW(w,v) (*(u_int32_t *)(w) = (v))
101 #endif
102 
103 #define UPACKED __packed
104 
105 typedef struct {
106 	uByte		bmRequestType;
107 	uByte		bRequest;
108 	uWord		wValue;
109 	uWord		wIndex;
110 	uWord		wLength;
111 } UPACKED usb_device_request_t;
112 
113 #define UT_GET_DIR(a) ((a) & 0x80)
114 #define UT_WRITE		0x00
115 #define UT_READ			0x80
116 
117 #define UT_GET_TYPE(a) ((a) & 0x60)
118 #define UT_STANDARD		0x00
119 #define UT_CLASS		0x20
120 #define UT_VENDOR		0x40
121 
122 #define UT_GET_RECIPIENT(a) ((a) & 0x1f)
123 #define UT_DEVICE		0x00
124 #define UT_INTERFACE		0x01
125 #define UT_ENDPOINT		0x02
126 #define UT_OTHER		0x03
127 
128 #define UT_READ_DEVICE		(UT_READ  | UT_STANDARD | UT_DEVICE)
129 #define UT_READ_INTERFACE	(UT_READ  | UT_STANDARD | UT_INTERFACE)
130 #define UT_READ_ENDPOINT	(UT_READ  | UT_STANDARD | UT_ENDPOINT)
131 #define UT_WRITE_DEVICE		(UT_WRITE | UT_STANDARD | UT_DEVICE)
132 #define UT_WRITE_INTERFACE	(UT_WRITE | UT_STANDARD | UT_INTERFACE)
133 #define UT_WRITE_ENDPOINT	(UT_WRITE | UT_STANDARD | UT_ENDPOINT)
134 #define UT_READ_CLASS_DEVICE	(UT_READ  | UT_CLASS | UT_DEVICE)
135 #define UT_READ_CLASS_INTERFACE	(UT_READ  | UT_CLASS | UT_INTERFACE)
136 #define UT_READ_CLASS_OTHER	(UT_READ  | UT_CLASS | UT_OTHER)
137 #define UT_READ_CLASS_ENDPOINT	(UT_READ  | UT_CLASS | UT_ENDPOINT)
138 #define UT_WRITE_CLASS_DEVICE	(UT_WRITE | UT_CLASS | UT_DEVICE)
139 #define UT_WRITE_CLASS_INTERFACE (UT_WRITE | UT_CLASS | UT_INTERFACE)
140 #define UT_WRITE_CLASS_OTHER	(UT_WRITE | UT_CLASS | UT_OTHER)
141 #define UT_WRITE_CLASS_ENDPOINT	(UT_WRITE | UT_CLASS | UT_ENDPOINT)
142 #define UT_READ_VENDOR_DEVICE	(UT_READ  | UT_VENDOR | UT_DEVICE)
143 #define UT_READ_VENDOR_INTERFACE (UT_READ  | UT_VENDOR | UT_INTERFACE)
144 #define UT_READ_VENDOR_OTHER	(UT_READ  | UT_VENDOR | UT_OTHER)
145 #define UT_READ_VENDOR_ENDPOINT	(UT_READ  | UT_VENDOR | UT_ENDPOINT)
146 #define UT_WRITE_VENDOR_DEVICE	(UT_WRITE | UT_VENDOR | UT_DEVICE)
147 #define UT_WRITE_VENDOR_INTERFACE (UT_WRITE | UT_VENDOR | UT_INTERFACE)
148 #define UT_WRITE_VENDOR_OTHER	(UT_WRITE | UT_VENDOR | UT_OTHER)
149 #define UT_WRITE_VENDOR_ENDPOINT (UT_WRITE | UT_VENDOR | UT_ENDPOINT)
150 
151 /* Standard Requests Codes from the USB 2.0 spec, table 9-4 */
152 #define UR_GET_STATUS		0x00
153 #define UR_CLEAR_FEATURE	0x01
154 #define UR_SET_FEATURE		0x03
155 #define UR_SET_ADDRESS		0x05
156 #define UR_GET_DESCRIPTOR	0x06
157 #define  UDESC_DEVICE		0x01
158 #define  UDESC_CONFIG		0x02
159 #define  UDESC_STRING		0x03
160 #define  UDESC_INTERFACE	0x04
161 #define  UDESC_ENDPOINT		0x05
162 #define  UDESC_DEVICE_QUALIFIER	0x06
163 #define  UDESC_OTHER_SPEED_CONFIGURATION 0x07
164 #define  UDESC_INTERFACE_POWER	0x08
165 #define  UDESC_OTG		0x09
166 #define  UDESC_DEBUG		0x0a
167 #define  UDESC_INTERFACE_ASSOC	0x0b
168 #define  UDESC_BOS		0x0f
169 #define  UDESC_DEVICE_CAPABILITY 0x10
170 #define  UDESC_CS_DEVICE	0x21	/* class specific */
171 #define  UDESC_CS_CONFIG	0x22
172 #define  UDESC_CS_STRING	0x23
173 #define  UDESC_CS_INTERFACE	0x24
174 #define  UDESC_CS_ENDPOINT	0x25
175 #define  UDESC_HUB		0x29
176 #define  UDESC_SS_HUB		0x2a	/* super speed */
177 #define  UDESC_ENDPOINT_SS_COMP 0x30	/* super speed */
178 #define  UDESC_ENDPOINT_ISOCH_SSP_COMP	0x31
179 #define UR_SET_DESCRIPTOR	0x07
180 #define UR_GET_CONFIG		0x08
181 #define UR_SET_CONFIG		0x09
182 #define UR_GET_INTERFACE	0x0a
183 #define UR_SET_INTERFACE	0x0b
184 #define UR_SYNCH_FRAME		0x0c
185 #define UR_SET_ENCRYPTION	0x0d
186 #define UR_GET_ENCRYPTION	0x0e
187 #define UR_SET_HANDSHAKE	0x0f
188 #define UR_GET_HANDSHAKE	0x10
189 #define UR_SET_CONNECTION	0x11
190 #define UR_SET_SECURITY_DATA	0x12
191 #define UR_GET_SECURITY_DATA	0x13
192 #define UR_SET_WUSB_DATA	0x14
193 #define UR_LOOPBACK_DATA_WRITE	0x15
194 #define UR_LOOPBACK_DATA_READ	0x16
195 #define UR_SET_INTERFACE_DS	0x17
196 #define UR_SET_SEL		0x30
197 #define UR_SET_ISOCH_DELAY	0x31
198 
199 /*
200  * Feature selectors. USB 2.0 spec, table 9-6 and OTG and EH suppliment,
201  * table 6-2
202  */
203 #define UF_ENDPOINT_HALT	0
204 #define UF_INTERFACE_FUNCTION_SUSPEND	0
205 #define UF_DEVICE_REMOTE_WAKEUP	1
206 #define UF_TEST_MODE		2
207 #define UF_DEVICE_B_HNP_ENABLE	3
208 #define UF_DEVICE_A_HNP_SUPPORT	4
209 #define UF_DEVICE_A_ALT_HNP_SUPPORT 5
210 #define UF_DEVICE_WUSB_DEVICE	6
211 #define UF_U1_ENABLE		0x30
212 #define UF_U2_ENABLE		0x31
213 #define UF_LTM_ENABLE		0x32
214 
215 #define USB_MAX_IPACKET		8 /* maximum size of the initial packet */
216 
217 #define USB_2_MAX_CTRL_PACKET	64
218 #define USB_2_MAX_BULK_PACKET	512
219 
220 #define USB_3_MAX_CTRL_PACKET	512
221 
222 typedef struct {
223 	uByte		bLength;
224 	uByte		bDescriptorType;
225 } UPACKED usb_descriptor_t;
226 
227 typedef struct {
228 	uByte		bLength;
229 	uByte		bDescriptorType;
230 	uWord		bcdUSB;
231 #define UD_USB_2_0		0x0200
232 #define UD_USB_3_0		0x0300
233 #define UD_IS_USB2(d) (UGETW((d)->bcdUSB) >= UD_USB_2_0)
234 #define UD_IS_USB3(d) (UGETW((d)->bcdUSB) >= UD_USB_3_0)
235 	uByte		bDeviceClass;
236 	uByte		bDeviceSubClass;
237 	uByte		bDeviceProtocol;
238 	uByte		bMaxPacketSize;
239 	/* The fields below are not part of the initial descriptor. */
240 	uWord		idVendor;
241 	uWord		idProduct;
242 	uWord		bcdDevice;
243 	uByte		iManufacturer;
244 	uByte		iProduct;
245 	uByte		iSerialNumber;
246 	uByte		bNumConfigurations;
247 } UPACKED usb_device_descriptor_t;
248 #define USB_DEVICE_DESCRIPTOR_SIZE 18
249 
250 typedef struct {
251 	uByte		bLength;
252 	uByte		bDescriptorType;
253 	uWord		wTotalLength;
254 	uByte		bNumInterface;
255 	uByte		bConfigurationValue;
256 	uByte		iConfiguration;
257 	uByte		bmAttributes;
258 #define UC_ATTR_MBO		0x80
259 #define UC_SELF_POWERED		0x40
260 #define UC_REMOTE_WAKEUP	0x20
261 	uByte		bMaxPower; /* max current in 2 mA units */
262 #define UC_POWER_FACTOR 2
263 #define UC_POWER_FACTOR_SS 8
264 } UPACKED usb_config_descriptor_t;
265 #define USB_CONFIG_DESCRIPTOR_SIZE 9
266 
267 typedef struct {
268 	uByte		bLength;
269 	uByte		bDescriptorType;
270 	uByte		bInterfaceNumber;
271 	uByte		bAlternateSetting;
272 	uByte		bNumEndpoints;
273 	uByte		bInterfaceClass;
274 	uByte		bInterfaceSubClass;
275 	uByte		bInterfaceProtocol;
276 	uByte		iInterface;
277 } UPACKED usb_interface_descriptor_t;
278 #define USB_INTERFACE_DESCRIPTOR_SIZE 9
279 
280 typedef struct {
281 	uByte		bLength;
282 	uByte		bDescriptorType;
283 	uByte		bFirstInterface;
284 	uByte		bInterfaceCount;
285 	uByte		bFunctionClass;
286 	uByte		bFunctionSubClass;
287 	uByte		bFunctionProtocol;
288 	uByte		iFunction;
289 } UPACKED usb_interface_assoc_descriptor_t;
290 #define USB_INTERFACE_ASSOC_DESCRIPTOR_SIZE 8
291 
292 typedef struct {
293 	uByte		bLength;
294 	uByte		bDescriptorType;
295 	uByte		bEndpointAddress;
296 #define UE_GET_DIR(a)	((a) & 0x80)
297 #define UE_SET_DIR(a,d)	((a) | (((d)&1) << 7))
298 #define UE_DIR_IN	0x80
299 #define UE_DIR_OUT	0x00
300 #define UE_ADDR		0x0f
301 #define UE_GET_ADDR(a)	((a) & UE_ADDR)
302 	uByte		bmAttributes;
303 #define UE_XFERTYPE	0x03
304 #define  UE_CONTROL	0x00
305 #define  UE_ISOCHRONOUS	0x01
306 #define  UE_BULK	0x02
307 #define  UE_INTERRUPT	0x03
308 #define UE_GET_XFERTYPE(a)	((a) & UE_XFERTYPE)
309 #define UE_ISO_TYPE	0x0c
310 #define  UE_ISO_ASYNC	0x04
311 #define  UE_ISO_ADAPT	0x08
312 #define  UE_ISO_SYNC	0x0c
313 #define UE_GET_ISO_TYPE(a)	((a) & UE_ISO_TYPE)
314 	uWord		wMaxPacketSize;
315 #define UE_GET_TRANS(a)		(((a) >> 11) & 0x3)
316 #define UE_GET_SIZE(a)		((a) & 0x7ff)
317 	uByte		bInterval;
318 } UPACKED usb_endpoint_descriptor_t;
319 #define USB_ENDPOINT_DESCRIPTOR_SIZE 7
320 
321 typedef struct {
322 	uByte		bLength;
323 	uByte		bDescriptorType;
324 	uByte		bMaxBurst;
325 	uByte		bmAttributes;
326 #define UE_SSC_MAXSTREAMS(x)	__SHIFTOUT(x, __BITS(4,0))	/* bulk */
327 #define UE_SSC_MULT(x)		__SHIFTOUT(x, __BITS(1,0))	/* isoch */
328 #define UE_SSC_SSP_ISO(x) 	__SHIFTOUT(x, __BIT(7))		/* isoch */
329 	/* The fields below are only valid for periodic endpoints */
330 	uWord		wBytesPerInterval;
331 } UPACKED usb_endpoint_ss_comp_descriptor_t;
332 #define USB_ENDPOINT_SS_COMP_DESCRIPTOR_SIZE 6
333 
334 /* USB 3.0 9.6.2, Table 9-12 */
335 typedef struct {
336 	uByte		bLength;
337 	uByte		bDescriptorType;
338 	uWord		wTotalLength;
339 	uByte		bNumDeviceCaps;
340 } UPACKED usb_bos_descriptor_t;
341 #define USB_BOS_DESCRIPTOR_SIZE 5
342 
343 /* common members of device capability descriptors */
344 typedef struct {
345 	uByte		bLength;
346 	uByte		bDescriptorType;
347 	uByte		bDevCapabilityType;
348 /* Table 9-14 */
349 #define USB_DEVCAP_RESERVED			0x00
350 #define USB_DEVCAP_WUSB				0x01
351 #define USB_DEVCAP_USB2EXT			0x02
352 #define USB_DEVCAP_SUPER_SPEED			0x03
353 #define USB_DEVCAP_CONTAINER_ID			0x04
354 #define USB_DEVCAP_PLATFORM			0x05
355 #define USB_DEVCAP_POWER_DELIVERY_CAPABILITY	0x06
356 #define USB_DEVCAP_BATTERY_INFO_CAPABILITY	0x07
357 #define USB_DEVCAP_PD_CONSUMER_PORT_CAPABILITY	0x08
358 #define USB_DEVCAP_PD_PROVIDER_PORT_CAPABILITY	0x09
359 #define USB_DEVCAP_SUPERSPEED_PLUS		0x0a
360 #define USB_DEVCAP_PRECISION_TIME_MEASUREMENT	0x0b
361 #define USB_DEVCAP_WUSB_EXT			0x0c
362 	/* data ... */
363 } UPACKED usb_device_capability_descriptor_t;
364 #define USB_DEVICE_CAPABILITY_DESCRIPTOR_SIZE 3 /* at least */
365 
366 /* 9.6.2.1 */
367 typedef struct {
368 	uByte		bLength;
369 	uByte		bDescriptorType;
370 	uByte		bDevCapabilityType;
371 	uDWord		bmAttributes;
372 #define USB_DEVCAP_USB2EXT_LPM __BIT(1)
373 } UPACKED usb_devcap_usb2ext_descriptor_t;
374 #define USB_DEVCAP_USB2EXT_DESCRIPTOR_SIZE 7
375 
376 /* 9.6.2.2 */
377 typedef struct {
378 	uByte		bLength;
379 	uByte		bDescriptorType;
380 	uByte		bDevCapabilityType;
381 	uByte		bmAttributes;
382 #define USB_DEVCAP_SS_LTM __BIT(1)
383 	uWord		wSpeedsSupported;
384 #define USB_DEVCAP_SS_SPEED_LS __BIT(0)
385 #define USB_DEVCAP_SS_SPEED_FS __BIT(1)
386 #define USB_DEVCAP_SS_SPEED_HS __BIT(2)
387 #define USB_DEVCAP_SS_SPEED_SS __BIT(3)
388 	uByte		bFunctionalitySupport;
389 	uByte		bU1DevExitLat;
390 	uWord		wU2DevExitLat;
391 } UPACKED usb_devcap_ss_descriptor_t;
392 #define USB_DEVCAP_SS_DESCRIPTOR_SIZE 10
393 
394 /* 9.6.2.4 */
395 typedef struct {
396 	uByte		bLength;
397 	uByte		bDescriptorType;
398 	uByte		bDevCapabilityType;
399 	uByte		bReserved;
400 	uByte		ContainerID[16];
401 } UPACKED usb_devcap_container_id_descriptor_t;
402 #define USB_DEVCAP_CONTAINER_ID_DESCRIPTOR_SIZE 20
403 
404 typedef struct {
405 	uByte		bLength;
406 	uByte		bDescriptorType;
407 	uByte		bDevCapabilityType;
408 	uByte		bReserved;
409 	uByte		PlatformCapabilityUUID[16];
410 	uByte		CapabilityData[0];
411 } UPACKED usb_devcap_platform_descriptor_t;
412 #define USB_DEVCAP_PLATFORM_DESCRIPTOR_SIZE 20
413 
414 typedef struct {
415 	uByte		bLength;
416 	uByte		bDescriptorType;
417 	uByte		bDevCapabilityType;
418 	uByte		bReserved;
419 	uDWord		bmAttributes;
420 	uWord		wFunctionalitySupport;
421 	uWord		wReserved;
422 	uDWord		bmSublinkSpeedAttr[0];
423 } UPACKED usb_devcap_ssp_descriptor_t;
424 #define USB_DEVCAP_SSP_DESCRIPTOR_SIZE 12 /* variable length */
425 
426 typedef struct {
427 	uByte		bLength;
428 	uByte		bDescriptorType;
429 	uWord		bString[126];
430 } UPACKED usb_string_descriptor_t;
431 #define USB_MAX_STRING_LEN 128
432 #define USB_LANGUAGE_TABLE 0	/* # of the string language id table */
433 #define USB_MAX_ENCODED_STRING_LEN (USB_MAX_STRING_LEN * 3) /* UTF8 */
434 
435 /* Hub specific request */
436 #define UR_GET_BUS_STATE	0x02
437 #define UR_CLEAR_TT_BUFFER	0x08
438 #define UR_RESET_TT		0x09
439 #define UR_GET_TT_STATE		0x0a
440 #define UR_STOP_TT		0x0b
441 #define UR_SET_HUB_DEPTH	0x0c
442 #define UR_GET_PORT_ERR_COUNT	0x0d
443 
444 /*
445  * Hub features from USB 2.0 spec, table 11-17 and updated by the
446  * LPM ECN table 4-7.
447  */
448 #define UHF_C_HUB_LOCAL_POWER	0
449 #define UHF_C_HUB_OVER_CURRENT	1
450 #define UHF_PORT_CONNECTION	0
451 #define UHF_PORT_ENABLE		1
452 #define UHF_PORT_SUSPEND	2
453 #define UHF_PORT_OVER_CURRENT	3
454 #define UHF_PORT_RESET		4
455 #define UHF_PORT_LINK_STATE	5
456 #define UHF_PORT_POWER		8
457 #define UHF_PORT_LOW_SPEED	9
458 #define UHF_PORT_L1		10
459 #define UHF_C_PORT_CONNECTION	16
460 #define UHF_C_PORT_ENABLE	17
461 #define UHF_C_PORT_SUSPEND	18
462 #define UHF_C_PORT_OVER_CURRENT	19
463 #define UHF_C_PORT_RESET	20
464 #define UHF_PORT_TEST		21
465 #define UHF_PORT_INDICATOR	22
466 #define UHF_C_PORT_L1		23
467 
468 /* SS HUB specific features */
469 #define UHF_PORT_U1_TIMEOUT	23
470 #define UHF_PORT_U2_TIMEOUT	24
471 #define UHF_C_PORT_LINK_STATE	25
472 #define UHF_C_PORT_CONFIG_ERROR	26
473 #define UHF_PORT_REMOTE_WAKE_MASK	27
474 #define UHF_BH_PORT_RESET	28
475 #define UHF_C_BH_PORT_RESET	29
476 #define UHF_FORCE_LINKPM_ACCEPT	30
477 
478 typedef struct {
479 	uByte		bDescLength;
480 	uByte		bDescriptorType;
481 	uByte		bNbrPorts;
482 #define UHD_NPORTS_MAX		255
483 	uWord		wHubCharacteristics;
484 #define UHD_PWR			0x0003
485 #define  UHD_PWR_GANGED		0x0000
486 #define  UHD_PWR_INDIVIDUAL	0x0001
487 #define  UHD_PWR_NO_SWITCH	0x0002
488 #define UHD_COMPOUND		0x0004
489 #define UHD_OC			0x0018
490 #define  UHD_OC_GLOBAL		0x0000
491 #define  UHD_OC_INDIVIDUAL	0x0008
492 #define  UHD_OC_NONE		0x0010
493 #define UHD_TT_THINK		0x0060
494 #define  UHD_TT_THINK_8		0x0000
495 #define  UHD_TT_THINK_16	0x0020
496 #define  UHD_TT_THINK_24	0x0040
497 #define  UHD_TT_THINK_32	0x0060
498 #define UHD_PORT_IND		0x0080
499 	uByte		bPwrOn2PwrGood;	/* delay in 2 ms units */
500 #define UHD_PWRON_FACTOR 2
501 	uByte		bHubContrCurrent;
502 	uByte		DeviceRemovable[32]; /* max 255 ports */
503 #define UHD_NOT_REMOV(desc, i) \
504     (((desc)->DeviceRemovable[(i)/8] >> ((i) % 8)) & 1)
505 	/* deprecated */ uByte		PortPowerCtrlMask[1];
506 } UPACKED usb_hub_descriptor_t;
507 #define USB_HUB_DESCRIPTOR_SIZE 9 /* includes deprecated PortPowerCtrlMask */
508 
509 typedef struct {
510 	uByte		bLength;
511 	uByte		bDescriptorType;
512 	uByte		bNbrPorts;
513 #define UHD_SS_NPORTS_MAX	15
514 	uWord		wHubCharacteristics;
515 	uByte		bPwrOn2PwrGood;	/* delay in 2 ms units */
516 	uByte		bHubContrCurrent;
517 	uByte		bHubHdrDecLat;
518 	uWord		wHubDelay;	/* forward delay in nanosec */
519 	uByte		DeviceRemovable[2]; /* max 15 ports */
520 } UPACKED usb_hub_ss_descriptor_t;
521 #define USB_HUB_SS_DESCRIPTOR_SIZE 12
522 
523 typedef struct {
524 	uByte		bLength;
525 	uByte		bDescriptorType;
526 	uWord		bcdUSB;
527 	uByte		bDeviceClass;
528 	uByte		bDeviceSubClass;
529 	uByte		bDeviceProtocol;
530 	uByte		bMaxPacketSize0;
531 	uByte		bNumConfigurations;
532 	uByte		bReserved;
533 } UPACKED usb_device_qualifier_t;
534 #define USB_DEVICE_QUALIFIER_SIZE 10
535 
536 typedef struct {
537 	uByte		bLength;
538 	uByte		bDescriptorType;
539 	uByte		bmAttributes;
540 #define UOTG_SRP	0x01
541 #define UOTG_HNP	0x02
542 } UPACKED usb_otg_descriptor_t;
543 
544 /* OTG feature selectors */
545 #define UOTG_B_HNP_ENABLE	3
546 #define UOTG_A_HNP_SUPPORT	4
547 #define UOTG_A_ALT_HNP_SUPPORT	5
548 
549 typedef struct {
550 	uByte		bLength;
551 	uByte		bDescriptorType;
552 	uByte		bDebugInEndpoint;
553 	uByte		bDebugOutEndpoint;
554 } UPACKED usb_debug_descriptor_t;
555 
556 typedef struct {
557 	uWord		wStatus;
558 /* Device status flags */
559 #define UDS_SELF_POWERED		0x0001
560 #define UDS_REMOTE_WAKEUP		0x0002
561 /* Endpoint status flags */
562 #define UES_HALT			0x0001
563 } UPACKED usb_status_t;
564 
565 typedef struct {
566 	uWord		wHubStatus;
567 #define UHS_LOCAL_POWER			0x0001
568 #define UHS_OVER_CURRENT		0x0002
569 	uWord		wHubChange;
570 } UPACKED usb_hub_status_t;
571 
572 typedef struct {
573 	uWord		wPortStatus;
574 #define UPS_CURRENT_CONNECT_STATUS	0x0001
575 #define UPS_PORT_ENABLED		0x0002
576 #define UPS_SUSPEND			0x0004
577 #define UPS_OVERCURRENT_INDICATOR	0x0008
578 #define UPS_RESET			0x0010
579 #define UPS_PORT_L1			0x0020
580 #define UPS_PORT_LS_GET(x)		__SHIFTOUT(x, __BITS(8,5))
581 #define UPS_PORT_LS_U0			0x00
582 #define UPS_PORT_LS_U1			0x01
583 #define UPS_PORT_LS_U2			0x02
584 #define UPS_PORT_LS_U3			0x03
585 #define UPS_PORT_LS_SS_DIS		0x04
586 #define UPS_PORT_LS_RX_DET		0x05
587 #define UPS_PORT_LS_SS_INA		0x06
588 #define UPS_PORT_LS_POLL		0x07
589 #define UPS_PORT_LS_RECOVER		0x08
590 #define UPS_PORT_LS_HOT_RST		0x09
591 #define UPS_PORT_LS_COMP_MODE		0x0a
592 #define UPS_PORT_LS_LOOPBACK		0x0b
593 #define UPS_PORT_LS_RESUME		0x0f
594 #define UPS_PORT_POWER			0x0100
595 #define UPS_PORT_POWER_SS		0x0200
596 #define UPS_FULL_SPEED			0x0000	/* for completeness */
597 #define UPS_LOW_SPEED			0x0200
598 #define UPS_HIGH_SPEED			0x0400
599 #define UPS_SUPER_SPEED			0x0800
600 #define UPS_PORT_TEST			0x0800
601 #define UPS_PORT_INDICATOR		0x1000
602 	uWord		wPortChange;
603 #define UPS_C_CONNECT_STATUS		0x0001
604 #define UPS_C_PORT_ENABLED		0x0002
605 #define UPS_C_SUSPEND			0x0004
606 #define UPS_C_OVERCURRENT_INDICATOR	0x0008
607 #define UPS_C_PORT_RESET		0x0010
608 #define UPS_C_PORT_L1			0x0020
609 #define UPS_C_BH_PORT_RESET		0x0020
610 #define UPS_C_PORT_LINK_STATE		0x0040
611 #define UPS_C_PORT_CONFIG_ERROR		0x0080
612 } UPACKED usb_port_status_t;
613 
614 /* Device class codes */
615 #define UDCLASS_IN_INTERFACE	0x00
616 #define UDCLASS_COMM		0x02
617 #define UDCLASS_HUB		0x09
618 #define  UDSUBCLASS_HUB		0x00
619 #define  UDPROTO_FSHUB		0x00
620 #define  UDPROTO_HSHUBSTT	0x01
621 #define  UDPROTO_HSHUBMTT	0x02
622 #define  UDPROTO_SSHUB		0x03
623 #define UDCLASS_DIAGNOSTIC	0xdc
624 #define UDCLASS_WIRELESS	0xe0
625 #define  UDSUBCLASS_RF		0x01
626 #define   UDPROTO_BLUETOOTH	0x01
627 #define UDCLASS_VENDOR		0xff
628 
629 /* Interface class codes */
630 #define UICLASS_UNSPEC		0x00
631 
632 #define UICLASS_AUDIO		0x01
633 #define  UISUBCLASS_AUDIOCONTROL	1
634 #define  UISUBCLASS_AUDIOSTREAM		2
635 #define  UISUBCLASS_MIDISTREAM		3
636 
637 #define UICLASS_VIDEO		0x0e
638 #define  UISUBCLASS_VIDEOCONTROL	1
639 #define  UISUBCLASS_VIDEOSTREAMING	2
640 #define  UISUBCLASS_VIDEOCOLLECTION	3
641 
642 #define UICLASS_CDC		0x02 /* communication */
643 #define	 UISUBCLASS_DIRECT_LINE_CONTROL_MODEL	1
644 #define  UISUBCLASS_ABSTRACT_CONTROL_MODEL	2
645 #define	 UISUBCLASS_TELEPHONE_CONTROL_MODEL	3
646 #define	 UISUBCLASS_MULTICHANNEL_CONTROL_MODEL	4
647 #define	 UISUBCLASS_CAPI_CONTROLMODEL		5
648 #define	 UISUBCLASS_ETHERNET_NETWORKING_CONTROL_MODEL 6
649 #define	 UISUBCLASS_ATM_NETWORKING_CONTROL_MODEL 7
650 #define	  UIPROTO_CDC_NOCLASS			0 /* no class specific
651 						     protocol required */
652 #define   UIPROTO_CDC_AT			1
653 
654 #define UICLASS_HID		0x03
655 #define  UISUBCLASS_BOOT	1
656 #define  UIPROTO_BOOT_KEYBOARD	1
657 #define  UIPROTO_MOUSE		2
658 
659 #define UICLASS_PHYSICAL	0x05
660 
661 #define UICLASS_IMAGE		0x06
662 
663 #define UICLASS_PRINTER		0x07
664 #define  UISUBCLASS_PRINTER	1
665 #define  UIPROTO_PRINTER_UNI	1
666 #define  UIPROTO_PRINTER_BI	2
667 #define  UIPROTO_PRINTER_1284	3
668 
669 #define UICLASS_MASS		0x08
670 #define  UISUBCLASS_RBC		1
671 #define  UISUBCLASS_SFF8020I	2
672 #define  UISUBCLASS_QIC157	3
673 #define  UISUBCLASS_UFI		4
674 #define  UISUBCLASS_SFF8070I	5
675 #define  UISUBCLASS_SCSI	6
676 #define  UIPROTO_MASS_CBI_I	0
677 #define  UIPROTO_MASS_CBI	1
678 #define  UIPROTO_MASS_BBB_OLD	2	/* Not in the spec anymore */
679 #define  UIPROTO_MASS_BBB	80	/* 'P' for the Iomega Zip drive */
680 #define  UIPROTO_MASS_UAS	98	/* USB Attached SCSI */
681 
682 #define UICLASS_HUB		0x09
683 #define  UISUBCLASS_HUB		0
684 #define  UIPROTO_FSHUB		0
685 #define  UIPROTO_HSHUBSTT	0 /* Yes, same as previous */
686 #define  UIPROTO_HSHUBMTT	1
687 
688 #define UICLASS_CDC_DATA	0x0a
689 #define  UISUBCLASS_DATA		0
690 #define   UIPROTO_DATA_ISDNBRI		0x30    /* Physical iface */
691 #define   UIPROTO_DATA_HDLC		0x31    /* HDLC */
692 #define   UIPROTO_DATA_TRANSPARENT	0x32    /* Transparent */
693 #define   UIPROTO_DATA_Q921M		0x50    /* Management for Q921 */
694 #define   UIPROTO_DATA_Q921		0x51    /* Data for Q921 */
695 #define   UIPROTO_DATA_Q921TM		0x52    /* TEI multiplexer for Q921 */
696 #define   UIPROTO_DATA_V42BIS		0x90    /* Data compression */
697 #define   UIPROTO_DATA_Q931		0x91    /* Euro-ISDN */
698 #define   UIPROTO_DATA_V120		0x92    /* V.24 rate adaption */
699 #define   UIPROTO_DATA_CAPI		0x93    /* CAPI 2.0 commands */
700 #define   UIPROTO_DATA_HOST_BASED	0xfd    /* Host based driver */
701 #define   UIPROTO_DATA_PUF		0xfe    /* see Prot. Unit Func. Desc.*/
702 #define   UIPROTO_DATA_VENDOR		0xff    /* Vendor specific */
703 
704 #define UICLASS_SMARTCARD	0x0b
705 
706 /*#define UICLASS_FIRM_UPD	0x0c*/
707 
708 #define UICLASS_SECURITY	0x0d
709 
710 #define UICLASS_DIAGNOSTIC	0xdc
711 
712 #define UICLASS_WIRELESS	0xe0
713 #define  UISUBCLASS_RF			0x01
714 #define   UIPROTO_BLUETOOTH		0x01
715 #define   UIPROTO_RNDIS			0x03
716 
717 #define UICLASS_APPL_SPEC	0xfe
718 #define  UISUBCLASS_FIRMWARE_DOWNLOAD	1
719 #define  UISUBCLASS_IRDA		2
720 #define  UIPROTO_IRDA			0
721 
722 #define UICLASS_VENDOR		0xff
723 
724 
725 #define USB_HUB_MAX_DEPTH 5
726 
727 /*
728  * Minimum time a device needs to be powered down to go through
729  * a power cycle.  XXX Are these time in the spec?
730  */
731 #define USB_POWER_DOWN_TIME	200 /* ms */
732 #define USB_PORT_POWER_DOWN_TIME	100 /* ms */
733 
734 #if 0
735 /* These are the values from the spec. */
736 #define USB_PORT_RESET_DELAY	10  /* ms */
737 #define USB_PORT_ROOT_RESET_DELAY 50  /* ms */
738 #define USB_PORT_RESET_RECOVERY	10  /* ms */
739 #define USB_PORT_POWERUP_DELAY	100 /* ms */
740 #define USB_SET_ADDRESS_SETTLE	2   /* ms */
741 #define USB_RESUME_DELAY	(20*5)  /* ms */
742 #define USB_RESUME_WAIT		10  /* ms */
743 #define USB_RESUME_RECOVERY	10  /* ms */
744 #define USB_EXTRA_POWER_UP_TIME	0   /* ms */
745 #else
746 /* Allow for marginal (i.e. non-conforming) devices. */
747 #define USB_PORT_RESET_DELAY	50  /* ms */
748 #define USB_PORT_ROOT_RESET_DELAY 250  /* ms */
749 #define USB_PORT_RESET_RECOVERY	250  /* ms */
750 #define USB_PORT_POWERUP_DELAY	300 /* ms */
751 #define USB_SET_ADDRESS_SETTLE	10  /* ms */
752 #define USB_RESUME_DELAY	(50*5)  /* ms */
753 #define USB_RESUME_WAIT		50  /* ms */
754 #define USB_RESUME_RECOVERY	50  /* ms */
755 #define USB_EXTRA_POWER_UP_TIME	20  /* ms */
756 #endif
757 
758 #define USB_MIN_POWER		100 /* mA */
759 #define USB_MIN_POWER_SS	150 /* mA */
760 #define USB_MAX_POWER		500 /* mA */
761 #define USB_MAX_POWER_SS	900 /* mA */
762 
763 #define USB_BUS_RESET_DELAY	100 /* ms XXX?*/
764 
765 
766 #define USB_UNCONFIG_NO 0
767 #define USB_UNCONFIG_INDEX (-1)
768 
769 
770 /* Packet IDs */
771 #define UPID_RESERVED	0xf0
772 #define UPID_OUT	0xe1
773 #define UPID_ACK	0xd2
774 #define UPID_DATA0	0xc3
775 #define UPID_PING	0xb4
776 #define UPID_SOF	0xa5
777 #define UPID_NYET	0x96
778 #define UPID_DATA2	0x87
779 #define UPID_SPLIT	0x78
780 #define UPID_IN		0x69
781 #define UPID_NAK	0x5a
782 #define UPID_DATA1	0x4b
783 #define UPID_ERR	0x3c
784 #define UPID_PREAMBLE	0x3c
785 #define UPID_SETUP	0x2d
786 #define UPID_STALL	0x1e
787 #define UPID_MDATA	0x0f
788 
789 
790 /*** ioctl() related stuff ***/
791 
792 struct usb_ctl_request {
793 	int	ucr_addr;
794 	usb_device_request_t ucr_request;
795 	void	*ucr_data;
796 	int	ucr_flags;
797 #define USBD_SHORT_XFER_OK	0x04	/* allow short reads */
798 	int	ucr_actlen;		/* actual length transferred */
799 };
800 
801 struct usb_alt_interface {
802 	int	uai_config_index;
803 	int	uai_interface_index;
804 	int	uai_alt_no;
805 };
806 
807 #define USB_CURRENT_CONFIG_INDEX (-1)
808 #define USB_CURRENT_ALT_INDEX (-1)
809 
810 struct usb_config_desc {
811 	int	ucd_config_index;
812 	usb_config_descriptor_t ucd_desc;
813 };
814 
815 struct usb_interface_desc {
816 	int	uid_config_index;
817 	int	uid_interface_index;
818 	int	uid_alt_index;
819 	usb_interface_descriptor_t uid_desc;
820 };
821 
822 struct usb_endpoint_desc {
823 	int	ued_config_index;
824 	int	ued_interface_index;
825 	int	ued_alt_index;
826 	int	ued_endpoint_index;
827 	usb_endpoint_descriptor_t ued_desc;
828 };
829 
830 struct usb_full_desc {
831 	int	ufd_config_index;
832 	u_int	ufd_size;
833 	u_char	*ufd_data;
834 };
835 
836 struct usb_string_desc {
837 	int	usd_string_index;
838 	int	usd_language_id;
839 	usb_string_descriptor_t usd_desc;
840 };
841 
842 struct usb_ctl_report_desc {
843 	int	ucrd_size;
844 	u_char	ucrd_data[1024];	/* filled data size will vary */
845 };
846 
847 typedef struct { u_int32_t cookie; } usb_event_cookie_t;
848 
849 #define USB_MAX_DEVNAMES 4
850 #define USB_MAX_DEVNAMELEN 16
851 struct usb_device_info {
852 	u_int8_t	udi_bus;
853 	u_int8_t	udi_addr;	/* device address */
854 	usb_event_cookie_t udi_cookie;
855 	char		udi_product[USB_MAX_ENCODED_STRING_LEN];
856 	char		udi_vendor[USB_MAX_ENCODED_STRING_LEN];
857 	char		udi_release[8];
858 	char		udi_serial[USB_MAX_ENCODED_STRING_LEN];
859 	u_int16_t	udi_productNo;
860 	u_int16_t	udi_vendorNo;
861 	u_int16_t	udi_releaseNo;
862 	u_int8_t	udi_class;
863 	u_int8_t	udi_subclass;
864 	u_int8_t	udi_protocol;
865 	u_int8_t	udi_config;
866 	u_int8_t	udi_speed;
867 #define USB_SPEED_LOW  1
868 #define USB_SPEED_FULL 2
869 #define USB_SPEED_HIGH 3
870 #define USB_SPEED_SUPER 4
871 	int		udi_power;	/* power consumption in mA, 0 if selfpowered */
872 	int		udi_nports;
873 	char		udi_devnames[USB_MAX_DEVNAMES][USB_MAX_DEVNAMELEN];
874 	u_int8_t	udi_ports[16];/* hub only: addresses of devices on ports */
875 #define USB_PORT_ENABLED 0xff
876 #define USB_PORT_SUSPENDED 0xfe
877 #define USB_PORT_POWERED 0xfd
878 #define USB_PORT_DISABLED 0xfc
879 };
880 
881 /* <=3.0 had this layout of the structure */
882 struct usb_device_info_old {
883         u_int8_t        udi_bus;
884         u_int8_t        udi_addr;       /* device address */
885         usb_event_cookie_t udi_cookie;
886         char            udi_product[USB_MAX_STRING_LEN];
887         char            udi_vendor[USB_MAX_STRING_LEN];
888         char            udi_release[8];
889         u_int16_t       udi_productNo;
890         u_int16_t       udi_vendorNo;
891         u_int16_t       udi_releaseNo;
892         u_int8_t        udi_class;
893         u_int8_t        udi_subclass;
894         u_int8_t        udi_protocol;
895         u_int8_t        udi_config;
896         u_int8_t        udi_speed;
897         int             udi_power;      /* power consumption in mA, 0 if selfpowered */
898         int             udi_nports;
899         char            udi_devnames[USB_MAX_DEVNAMES][USB_MAX_DEVNAMELEN];
900         u_int8_t        udi_ports[16];/* hub only: addresses of devices on ports */
901 };
902 
903 struct usb_ctl_report {
904 	int	ucr_report;
905 	u_char	ucr_data[1024];	/* filled data size will vary */
906 };
907 
908 struct usb_device_stats {
909 	u_long	uds_requests[4];	/* indexed by transfer type UE_* */
910 };
911 
912 struct usb_bulk_ra_wb_opt {
913 	u_int	ra_wb_buffer_size;
914 	u_int	ra_wb_request_size;
915 };
916 
917 /* Events that can be read from /dev/usb */
918 struct usb_event {
919 	int			ue_type;
920 #define USB_EVENT_CTRLR_ATTACH 1
921 #define USB_EVENT_CTRLR_DETACH 2
922 #define USB_EVENT_DEVICE_ATTACH 3
923 #define USB_EVENT_DEVICE_DETACH 4
924 #define USB_EVENT_DRIVER_ATTACH 5
925 #define USB_EVENT_DRIVER_DETACH 6
926 #define USB_EVENT_IS_ATTACH(n) ((n) == USB_EVENT_CTRLR_ATTACH || (n) == USB_EVENT_DEVICE_ATTACH || (n) == USB_EVENT_DRIVER_ATTACH)
927 #define USB_EVENT_IS_DETACH(n) ((n) == USB_EVENT_CTRLR_DETACH || (n) == USB_EVENT_DEVICE_DETACH || (n) == USB_EVENT_DRIVER_DETACH)
928 	struct timespec		ue_time;
929 	union {
930 		struct {
931 			int			ue_bus;
932 		} ue_ctrlr;
933 		struct usb_device_info		ue_device;
934 		struct {
935 			usb_event_cookie_t	ue_cookie;
936 			char			ue_devname[16];
937 		} ue_driver;
938 	} u;
939 };
940 
941 /* old <=3.0 compat event */
942 struct usb_event_old {
943 	int                     ue_type;
944 	struct timespec         ue_time;
945 	union {
946 		struct {
947 			int                     ue_bus;
948 		} ue_ctrlr;
949 		struct usb_device_info_old          ue_device;
950 		struct {
951 			usb_event_cookie_t      ue_cookie;
952 			char                    ue_devname[16];
953 		} ue_driver;
954 	} u;
955 };
956 
957 
958 /* USB controller */
959 #define USB_REQUEST		_IOWR('U', 1, struct usb_ctl_request)
960 #define USB_SETDEBUG		_IOW ('U', 2, int)
961 #define USB_DISCOVER		_IO  ('U', 3)
962 #define USB_DEVICEINFO		_IOWR('U', 4, struct usb_device_info)
963 #define USB_DEVICEINFO_OLD	_IOWR('U', 4, struct usb_device_info_old)
964 #define USB_DEVICESTATS		_IOR ('U', 5, struct usb_device_stats)
965 
966 /* Generic HID device */
967 #define USB_GET_REPORT_DESC	_IOR ('U', 21, struct usb_ctl_report_desc)
968 #define USB_SET_IMMED		_IOW ('U', 22, int)
969 #define USB_GET_REPORT		_IOWR('U', 23, struct usb_ctl_report)
970 #define USB_SET_REPORT		_IOW ('U', 24, struct usb_ctl_report)
971 #define USB_GET_REPORT_ID	_IOR ('U', 25, int)
972 
973 /* Generic USB device */
974 #define USB_GET_CONFIG		_IOR ('U', 100, int)
975 #define USB_SET_CONFIG		_IOW ('U', 101, int)
976 #define USB_GET_ALTINTERFACE	_IOWR('U', 102, struct usb_alt_interface)
977 #define USB_SET_ALTINTERFACE	_IOWR('U', 103, struct usb_alt_interface)
978 #define USB_GET_NO_ALT		_IOWR('U', 104, struct usb_alt_interface)
979 #define USB_GET_DEVICE_DESC	_IOR ('U', 105, usb_device_descriptor_t)
980 #define USB_GET_CONFIG_DESC	_IOWR('U', 106, struct usb_config_desc)
981 #define USB_GET_INTERFACE_DESC	_IOWR('U', 107, struct usb_interface_desc)
982 #define USB_GET_ENDPOINT_DESC	_IOWR('U', 108, struct usb_endpoint_desc)
983 #define USB_GET_FULL_DESC	_IOWR('U', 109, struct usb_full_desc)
984 #define USB_GET_STRING_DESC	_IOWR('U', 110, struct usb_string_desc)
985 #define USB_DO_REQUEST		_IOWR('U', 111, struct usb_ctl_request)
986 #define USB_GET_DEVICEINFO	_IOR ('U', 112, struct usb_device_info)
987 #define USB_GET_DEVICEINFO_OLD	_IOR ('U', 112, struct usb_device_info_old)
988 #define USB_SET_SHORT_XFER	_IOW ('U', 113, int)
989 #define USB_SET_TIMEOUT		_IOW ('U', 114, int)
990 #define USB_SET_BULK_RA		_IOW ('U', 115, int)
991 #define USB_SET_BULK_WB		_IOW ('U', 116, int)
992 #define USB_SET_BULK_RA_OPT	_IOW ('U', 117, struct usb_bulk_ra_wb_opt)
993 #define USB_SET_BULK_WB_OPT	_IOW ('U', 118, struct usb_bulk_ra_wb_opt)
994 
995 /* Modem device */
996 #define USB_GET_CM_OVER_DATA	_IOR ('U', 130, int)
997 #define USB_SET_CM_OVER_DATA	_IOW ('U', 131, int)
998 
999 #endif /* _USB_H_ */
1000