xref: /netbsd-src/sys/dev/usb/usb.h (revision bdc22b2e01993381dcefeff2bc9b56ca75a4235c)
1 /*	$NetBSD: usb.h,v 1.115 2017/01/19 16:05:00 skrll Exp $	*/
2 
3 /*
4  * Copyright (c) 1998 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  * Redistribution and use in source and binary forms, with or without
12  * modification, are permitted provided that the following conditions
13  * are met:
14  * 1. Redistributions of source code must retain the above copyright
15  *    notice, this list of conditions and the following disclaimer.
16  * 2. Redistributions in binary form must reproduce the above copyright
17  *    notice, this list of conditions and the following disclaimer in the
18  *    documentation and/or other materials provided with the distribution.
19  *
20  * THIS SOFTWARE IS PROVIDED BY THE NETBSD FOUNDATION, INC. AND CONTRIBUTORS
21  * ``AS IS'' AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED
22  * TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
23  * PURPOSE ARE DISCLAIMED.  IN NO EVENT SHALL THE FOUNDATION OR CONTRIBUTORS
24  * BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
25  * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
26  * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
27  * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
28  * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
29  * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
30  * POSSIBILITY OF SUCH DAMAGE.
31  */
32 
33 
34 #ifndef _USB_H_
35 #define _USB_H_
36 
37 #include <sys/types.h>
38 #include <sys/time.h>
39 
40 #include <sys/ioctl.h>
41 
42 #if defined(_KERNEL)
43 
44 #include <sys/device.h>
45 
46 #endif
47 
48 #ifdef USB_DEBUG
49 #define Static
50 #else
51 #define Static static
52 #endif
53 
54 #define USB_STACK_VERSION 2
55 
56 #define USB_MAX_DEVICES		128		/* 0, 1-127 */
57 #define USB_MIN_DEVICES		2               /* unused + root HUB */
58 #define USB_START_ADDR		0
59 
60 #define USB_CONTROL_ENDPOINT 0
61 #define USB_MAX_ENDPOINTS 16
62 
63 #define USB_FRAMES_PER_SECOND 1000
64 #define USB_UFRAMES_PER_FRAME 8
65 
66 /*
67  * The USB records contain some unaligned little-endian word
68  * components.  The U[SG]ETW macros take care of both the alignment
69  * and endian problem and should always be used to access non-byte
70  * values.
71  */
72 typedef uint8_t uByte;
73 typedef uint8_t uWord[2];
74 typedef uint8_t uDWord[4];
75 
76 #define USETW2(w,h,l) ((w)[0] = (uint8_t)(l), (w)[1] = (uint8_t)(h))
77 
78 #define UGETW(w) ((w)[0] | ((w)[1] << 8))
79 #define USETW(w,v) ((w)[0] = (uint8_t)(v), (w)[1] = (uint8_t)((v) >> 8))
80 #define USETWD(val) { (uint8_t)(val), (uint8_t)((val) >> 8) }
81 #define UGETDW(w) ((w)[0] | ((w)[1] << 8) | ((w)[2] << 16) | ((w)[3] << 24))
82 #define USETDW(w,v) ((w)[0] = (uint8_t)(v), \
83 		     (w)[1] = (uint8_t)((v) >> 8), \
84 		     (w)[2] = (uint8_t)((v) >> 16), \
85 		     (w)[3] = (uint8_t)((v) >> 24))
86 #define UPACKED __packed
87 
88 typedef struct {
89 	uByte		bmRequestType;
90 	uByte		bRequest;
91 	uWord		wValue;
92 	uWord		wIndex;
93 	uWord		wLength;
94 } UPACKED usb_device_request_t;
95 
96 #define UT_GET_DIR(a) ((a) & 0x80)
97 #define UT_WRITE		0x00
98 #define UT_READ			0x80
99 
100 #define UT_GET_TYPE(a) ((a) & 0x60)
101 #define UT_STANDARD		0x00
102 #define UT_CLASS		0x20
103 #define UT_VENDOR		0x40
104 
105 #define UT_GET_RECIPIENT(a) ((a) & 0x1f)
106 #define UT_DEVICE		0x00
107 #define UT_INTERFACE		0x01
108 #define UT_ENDPOINT		0x02
109 #define UT_OTHER		0x03
110 
111 #define UT_READ_DEVICE		(UT_READ  | UT_STANDARD | UT_DEVICE)
112 #define UT_READ_INTERFACE	(UT_READ  | UT_STANDARD | UT_INTERFACE)
113 #define UT_READ_ENDPOINT	(UT_READ  | UT_STANDARD | UT_ENDPOINT)
114 #define UT_WRITE_DEVICE		(UT_WRITE | UT_STANDARD | UT_DEVICE)
115 #define UT_WRITE_INTERFACE	(UT_WRITE | UT_STANDARD | UT_INTERFACE)
116 #define UT_WRITE_ENDPOINT	(UT_WRITE | UT_STANDARD | UT_ENDPOINT)
117 #define UT_READ_CLASS_DEVICE	(UT_READ  | UT_CLASS | UT_DEVICE)
118 #define UT_READ_CLASS_INTERFACE	(UT_READ  | UT_CLASS | UT_INTERFACE)
119 #define UT_READ_CLASS_OTHER	(UT_READ  | UT_CLASS | UT_OTHER)
120 #define UT_READ_CLASS_ENDPOINT	(UT_READ  | UT_CLASS | UT_ENDPOINT)
121 #define UT_WRITE_CLASS_DEVICE	(UT_WRITE | UT_CLASS | UT_DEVICE)
122 #define UT_WRITE_CLASS_INTERFACE (UT_WRITE | UT_CLASS | UT_INTERFACE)
123 #define UT_WRITE_CLASS_OTHER	(UT_WRITE | UT_CLASS | UT_OTHER)
124 #define UT_WRITE_CLASS_ENDPOINT	(UT_WRITE | UT_CLASS | UT_ENDPOINT)
125 #define UT_READ_VENDOR_DEVICE	(UT_READ  | UT_VENDOR | UT_DEVICE)
126 #define UT_READ_VENDOR_INTERFACE (UT_READ  | UT_VENDOR | UT_INTERFACE)
127 #define UT_READ_VENDOR_OTHER	(UT_READ  | UT_VENDOR | UT_OTHER)
128 #define UT_READ_VENDOR_ENDPOINT	(UT_READ  | UT_VENDOR | UT_ENDPOINT)
129 #define UT_WRITE_VENDOR_DEVICE	(UT_WRITE | UT_VENDOR | UT_DEVICE)
130 #define UT_WRITE_VENDOR_INTERFACE (UT_WRITE | UT_VENDOR | UT_INTERFACE)
131 #define UT_WRITE_VENDOR_OTHER	(UT_WRITE | UT_VENDOR | UT_OTHER)
132 #define UT_WRITE_VENDOR_ENDPOINT (UT_WRITE | UT_VENDOR | UT_ENDPOINT)
133 
134 /* Standard Requests Codes from the USB 2.0 spec, table 9-4 */
135 #define UR_GET_STATUS		0x00
136 #define UR_CLEAR_FEATURE	0x01
137 #define UR_SET_FEATURE		0x03
138 #define UR_SET_ADDRESS		0x05
139 #define UR_GET_DESCRIPTOR	0x06
140 #define  UDESC_DEVICE		0x01
141 #define  UDESC_CONFIG		0x02
142 #define  UDESC_STRING		0x03
143 #define  UDESC_INTERFACE	0x04
144 #define  UDESC_ENDPOINT		0x05
145 #define  UDESC_DEVICE_QUALIFIER	0x06
146 #define  UDESC_OTHER_SPEED_CONFIGURATION 0x07
147 #define  UDESC_INTERFACE_POWER	0x08
148 #define  UDESC_OTG		0x09
149 #define  UDESC_DEBUG		0x0a
150 #define  UDESC_INTERFACE_ASSOC	0x0b
151 #define  UDESC_BOS		0x0f
152 #define  UDESC_DEVICE_CAPABILITY 0x10
153 #define  UDESC_CS_DEVICE	0x21	/* class specific */
154 #define  UDESC_CS_CONFIG	0x22
155 #define  UDESC_CS_STRING	0x23
156 #define  UDESC_CS_INTERFACE	0x24
157 #define  UDESC_CS_ENDPOINT	0x25
158 #define  UDESC_HUB		0x29
159 #define  UDESC_SS_HUB		0x2a	/* super speed */
160 #define  UDESC_ENDPOINT_SS_COMP 0x30	/* super speed */
161 #define  UDESC_ENDPOINT_ISOCH_SSP_COMP	0x31
162 #define UR_SET_DESCRIPTOR	0x07
163 #define UR_GET_CONFIG		0x08
164 #define UR_SET_CONFIG		0x09
165 #define UR_GET_INTERFACE	0x0a
166 #define UR_SET_INTERFACE	0x0b
167 #define UR_SYNCH_FRAME		0x0c
168 #define UR_SET_ENCRYPTION	0x0d
169 #define UR_GET_ENCRYPTION	0x0e
170 #define UR_SET_HANDSHAKE	0x0f
171 #define UR_GET_HANDSHAKE	0x10
172 #define UR_SET_CONNECTION	0x11
173 #define UR_SET_SECURITY_DATA	0x12
174 #define UR_GET_SECURITY_DATA	0x13
175 #define UR_SET_WUSB_DATA	0x14
176 #define UR_LOOPBACK_DATA_WRITE	0x15
177 #define UR_LOOPBACK_DATA_READ	0x16
178 #define UR_SET_INTERFACE_DS	0x17
179 #define UR_SET_SEL		0x30
180 #define UR_SET_ISOCH_DELAY	0x31
181 
182 /*
183  * Feature selectors. USB 2.0 spec, table 9-6 and OTG and EH suppliment,
184  * table 6-2
185  */
186 #define UF_ENDPOINT_HALT	0
187 #define UF_INTERFACE_FUNCTION_SUSPEND	0
188 #define UF_DEVICE_REMOTE_WAKEUP	1
189 #define UF_TEST_MODE		2
190 #define UF_DEVICE_B_HNP_ENABLE	3
191 #define UF_DEVICE_A_HNP_SUPPORT	4
192 #define UF_DEVICE_A_ALT_HNP_SUPPORT 5
193 #define UF_DEVICE_WUSB_DEVICE	6
194 #define UF_U1_ENABLE		0x30
195 #define UF_U2_ENABLE		0x31
196 #define UF_LTM_ENABLE		0x32
197 
198 #define USB_MAX_IPACKET		8 /* maximum size of the initial packet */
199 
200 #define USB_2_MAX_CTRL_PACKET	64
201 #define USB_2_MAX_BULK_PACKET	512
202 
203 #define USB_3_MAX_CTRL_PACKET	512
204 
205 typedef struct {
206 	uByte		bLength;
207 	uByte		bDescriptorType;
208 } UPACKED usb_descriptor_t;
209 
210 typedef struct {
211 	uByte		bLength;
212 	uByte		bDescriptorType;
213 	uWord		bcdUSB;
214 #define UD_USB_2_0		0x0200
215 #define UD_USB_3_0		0x0300
216 #define UD_IS_USB2(d) (UGETW((d)->bcdUSB) >= UD_USB_2_0)
217 #define UD_IS_USB3(d) (UGETW((d)->bcdUSB) >= UD_USB_3_0)
218 	uByte		bDeviceClass;
219 	uByte		bDeviceSubClass;
220 	uByte		bDeviceProtocol;
221 	uByte		bMaxPacketSize;
222 	/* The fields below are not part of the initial descriptor. */
223 	uWord		idVendor;
224 	uWord		idProduct;
225 	uWord		bcdDevice;
226 	uByte		iManufacturer;
227 	uByte		iProduct;
228 	uByte		iSerialNumber;
229 	uByte		bNumConfigurations;
230 } UPACKED usb_device_descriptor_t;
231 #define USB_DEVICE_DESCRIPTOR_SIZE 18
232 
233 typedef struct {
234 	uByte		bLength;
235 	uByte		bDescriptorType;
236 	uWord		wTotalLength;
237 	uByte		bNumInterface;
238 	uByte		bConfigurationValue;
239 	uByte		iConfiguration;
240 	uByte		bmAttributes;
241 #define UC_ATTR_MBO		0x80
242 #define UC_SELF_POWERED		0x40
243 #define UC_REMOTE_WAKEUP	0x20
244 	uByte		bMaxPower; /* max current in 2 mA units */
245 #define UC_POWER_FACTOR 2
246 #define UC_POWER_FACTOR_SS 8
247 } UPACKED usb_config_descriptor_t;
248 #define USB_CONFIG_DESCRIPTOR_SIZE 9
249 
250 typedef struct {
251 	uByte		bLength;
252 	uByte		bDescriptorType;
253 	uByte		bInterfaceNumber;
254 	uByte		bAlternateSetting;
255 	uByte		bNumEndpoints;
256 	uByte		bInterfaceClass;
257 	uByte		bInterfaceSubClass;
258 	uByte		bInterfaceProtocol;
259 	uByte		iInterface;
260 } UPACKED usb_interface_descriptor_t;
261 #define USB_INTERFACE_DESCRIPTOR_SIZE 9
262 
263 typedef struct {
264 	uByte		bLength;
265 	uByte		bDescriptorType;
266 	uByte		bFirstInterface;
267 	uByte		bInterfaceCount;
268 	uByte		bFunctionClass;
269 	uByte		bFunctionSubClass;
270 	uByte		bFunctionProtocol;
271 	uByte		iFunction;
272 } UPACKED usb_interface_assoc_descriptor_t;
273 #define USB_INTERFACE_ASSOC_DESCRIPTOR_SIZE 8
274 
275 typedef struct {
276 	uByte		bLength;
277 	uByte		bDescriptorType;
278 	uByte		bEndpointAddress;
279 #define UE_GET_DIR(a)	((a) & 0x80)
280 #define UE_SET_DIR(a,d)	((a) | (((d)&1) << 7))
281 #define UE_DIR_IN	0x80
282 #define UE_DIR_OUT	0x00
283 #define UE_ADDR		0x0f
284 #define UE_GET_ADDR(a)	((a) & UE_ADDR)
285 	uByte		bmAttributes;
286 #define UE_XFERTYPE	0x03
287 #define  UE_CONTROL	0x00
288 #define  UE_ISOCHRONOUS	0x01
289 #define  UE_BULK	0x02
290 #define  UE_INTERRUPT	0x03
291 #define UE_GET_XFERTYPE(a)	((a) & UE_XFERTYPE)
292 #define UE_ISO_TYPE	0x0c
293 #define  UE_ISO_ASYNC	0x04
294 #define  UE_ISO_ADAPT	0x08
295 #define  UE_ISO_SYNC	0x0c
296 #define UE_GET_ISO_TYPE(a)	((a) & UE_ISO_TYPE)
297 	uWord		wMaxPacketSize;
298 #define UE_GET_TRANS(a)		(((a) >> 11) & 0x3)
299 #define UE_GET_SIZE(a)		((a) & 0x7ff)
300 	uByte		bInterval;
301 } UPACKED usb_endpoint_descriptor_t;
302 #define USB_ENDPOINT_DESCRIPTOR_SIZE 7
303 
304 typedef struct {
305 	uByte		bLength;
306 	uByte		bDescriptorType;
307 	uByte		bMaxBurst;
308 	uByte		bmAttributes;
309 #define UE_GET_BULK_STREAMS_MASK	__BITS(4,0)
310 #define UE_GET_BULK_STREAMS(x)		__SHIFTOUT(x, UE_GET_BULK_STREAMS_MASK)
311 #define UE_GET_SS_ISO_MULT_MASK		__BITS(1,0)
312 #define UE_GET_SS_ISO_MULT(x)		__SHIFTOUT(x, UE_GET_SS_ISO_MULT_MASK)
313 #define UE_GET_SS_ISO_SSP_MASK		__BIT(7)
314 #define UE_GET_SS_ISO_SSP(x)		__SHIFTOUT(x, UE_GET_SS_ISO_SSP_MASK)
315 	/* The fields below are only valid for periodic endpoints */
316 	uWord		wBytesPerInterval;
317 } UPACKED usb_endpoint_ss_comp_descriptor_t;
318 #define USB_ENDPOINT_SS_COMP_DESCRIPTOR_SIZE 6
319 
320 /* USB 3.0 9.6.2, Table 9-12 */
321 typedef struct {
322 	uByte		bLength;
323 	uByte		bDescriptorType;
324 	uWord		wTotalLength;
325 	uByte		bNumDeviceCaps;
326 } UPACKED usb_bos_descriptor_t;
327 #define USB_BOS_DESCRIPTOR_SIZE 5
328 
329 /* common members of device capability descriptors */
330 typedef struct {
331 	uByte		bLength;
332 	uByte		bDescriptorType;
333 	uByte		bDevCapabilityType;
334 /* Table 9-14 */
335 #define USB_DEVCAP_RESERVED			0x00
336 #define USB_DEVCAP_WUSB				0x01
337 #define USB_DEVCAP_USB2EXT			0x02
338 #define USB_DEVCAP_SUPER_SPEED			0x03
339 #define USB_DEVCAP_CONTAINER_ID			0x04
340 #define USB_DEVCAP_PLATFORM			0x05
341 #define USB_DEVCAP_POWER_DELIVERY_CAPABILITY	0x06
342 #define USB_DEVCAP_BATTERY_INFO_CAPABILITY	0x07
343 #define USB_DEVCAP_PD_CONSUMER_PORT_CAPABILITY	0x08
344 #define USB_DEVCAP_PD_PROVIDER_PORT_CAPABILITY	0x09
345 #define USB_DEVCAP_SUPERSPEED_PLUS		0x0a
346 #define USB_DEVCAP_PRECISION_TIME_MEASUREMENT	0x0b
347 #define USB_DEVCAP_WUSB_EXT			0x0c
348 	/* data ... */
349 } UPACKED usb_device_capability_descriptor_t;
350 #define USB_DEVICE_CAPABILITY_DESCRIPTOR_SIZE 3 /* at least */
351 
352 /* 9.6.2.1 */
353 typedef struct {
354 	uByte		bLength;
355 	uByte		bDescriptorType;
356 	uByte		bDevCapabilityType;
357 	uDWord		bmAttributes;
358 #define USB_DEVCAP_V2EXT_LPM			__BIT(1)
359 #define USB_DEVCAP_V2EXT_BESL_SUPPORTED		__BIT(2)
360 #define USB_DEVCAP_V2EXT_BESL_BASELINE_VALID	__BIT(3)
361 #define USB_DEVCAP_V2EXT_BESL_DEEP_VALID	__BIT(4)
362 #define USB_DEVCAP_V2EXT_BESL_BASELINE_MASK	__BITS(11, 8)
363 #define USB_DEVCAP_V2EXT_BESL_BASELINE_GET(x)	__SHIFTOUT(x, USB_V2EXT_BESL_BASELINE_MASK)
364 #define USB_DEVCAP_V2EXT_BESL_DEEP_MASK		__BITS(15, 12)
365 #define USB_DEVCAP_V2EXT_BESL_DEEP_GET(x)	__SHIFTOUT(x, USB_V2EXT_BESL_DEEP_MASK)
366 } UPACKED usb_devcap_usb2ext_descriptor_t;
367 #define USB_DEVCAP_USB2EXT_DESCRIPTOR_SIZE 7
368 
369 /* 9.6.2.2 */
370 typedef struct {
371 	uByte		bLength;
372 	uByte		bDescriptorType;
373 	uByte		bDevCapabilityType;
374 	uByte		bmAttributes;
375 #define USB_DEVCAP_SS_LTM __BIT(1)
376 	uWord		wSpeedsSupported;
377 #define USB_DEVCAP_SS_SPEED_LS __BIT(0)
378 #define USB_DEVCAP_SS_SPEED_FS __BIT(1)
379 #define USB_DEVCAP_SS_SPEED_HS __BIT(2)
380 #define USB_DEVCAP_SS_SPEED_SS __BIT(3)
381 	uByte		bFunctionalitySupport;
382 	uByte		bU1DevExitLat;
383 	uWord		wU2DevExitLat;
384 } UPACKED usb_devcap_ss_descriptor_t;
385 #define USB_DEVCAP_SS_DESCRIPTOR_SIZE 10
386 
387 /* 9.6.2.4 */
388 typedef struct {
389 	uByte		bLength;
390 	uByte		bDescriptorType;
391 	uByte		bDevCapabilityType;
392 	uByte		bReserved;
393 	uByte		ContainerID[16];
394 } UPACKED usb_devcap_container_id_descriptor_t;
395 #define USB_DEVCAP_CONTAINER_ID_DESCRIPTOR_SIZE 20
396 
397 typedef struct {
398 	uByte		bLength;
399 	uByte		bDescriptorType;
400 	uByte		bDevCapabilityType;
401 	uByte		bReserved;
402 	uByte		PlatformCapabilityUUID[16];
403 	uByte		CapabilityData[0];
404 } UPACKED usb_devcap_platform_descriptor_t;
405 #define USB_DEVCAP_PLATFORM_DESCRIPTOR_SIZE 20
406 
407 /* usb 3.1 ch 9.6.2.5 */
408 typedef struct {
409 	uByte		bLength;
410 	uByte		bDescriptorType;
411 	uByte		bDevCapabilityType;
412 	uByte		bReserved;
413 	uDWord		bmAttributes;
414 #define	USB_DEVCAP_SSP_SSAC(x)			__SHIFTOUT(x, __BITS(4,0))
415 #define	USB_DEVCAP_SSP_SSIC(x)			__SHIFTOUT(x, __BITS(8,5))
416 	uWord		wFunctionalitySupport;
417 #define	USB_DEVCAP_SSP_SSID(x)			__SHIFTOUT(x, __BITS(3,0))
418 #define	USB_DEVCAP_SSP_MIN_RXLANE_COUNT(x)	__SHIFTOUT(x, __BITS(11,8))
419 #define	USB_DEVCAP_SSP_MIN_TXLANE_COUNT(x)	__SHIFTOUT(x, __BITS(15,12))
420 	uWord		wReserved;
421 	uDWord		bmSublinkSpeedAttr[0];
422 #define	USB_DEVCAP_SSP_SSID(x)			__SHIFTOUT(x, __BITS(3,0))
423 #define	USB_DEVCAP_SSP_LSE(x)			__SHIFTOUT(x, __BITS(5,4))
424 #define	USB_DEVCAP_SSP_ST(x)			__SHIFTOUT(x, __BITS(7,6))
425 #define	USB_DEVCAP_SSP_LP(x)			__SHIFTOUT(x, __BITS(15,14))
426 #define	USB_DEVCAP_SSP_LSM(x)			__SHIFTOUT(x, __BITS(31,16))
427 } UPACKED usb_devcap_ssp_descriptor_t;
428 #define USB_DEVCAP_SSP_DESCRIPTOR_SIZE 12 /* variable length */
429 
430 typedef struct {
431 	uByte		bLength;
432 	uByte		bDescriptorType;
433 	uWord		bString[126];
434 } UPACKED usb_string_descriptor_t;
435 #define USB_MAX_STRING_LEN 128
436 #define USB_LANGUAGE_TABLE 0	/* # of the string language id table */
437 #define USB_MAX_ENCODED_STRING_LEN (USB_MAX_STRING_LEN * 3) /* UTF8 */
438 
439 /* Hub specific request */
440 #define UR_GET_BUS_STATE	0x02
441 #define UR_CLEAR_TT_BUFFER	0x08
442 #define UR_RESET_TT		0x09
443 #define UR_GET_TT_STATE		0x0a
444 #define UR_STOP_TT		0x0b
445 #define UR_SET_AND_TEST		0x0c	/* USB 2.0 only */
446 #define UR_SET_HUB_DEPTH	0x0c	/* USB 3.0 only */
447 #define UR_GET_PORT_ERR_COUNT	0x0d
448 /* Port Status Type for GET_STATUS,  USB 3.1 10.16.2.6 and Table 10-12 */
449 #define  UR_PST_PORT_STATUS	0
450 #define  UR_PST_PD_STATUS	1
451 #define  UR_PST_EXT_PORT_STATUS	2
452 
453 /*
454  * Hub features from USB 2.0 spec, table 11-17 and updated by the
455  * LPM ECN table 4-7.
456  */
457 #define UHF_C_HUB_LOCAL_POWER	0
458 #define UHF_C_HUB_OVER_CURRENT	1
459 #define UHF_PORT_CONNECTION	0
460 #define UHF_PORT_ENABLE		1
461 #define UHF_PORT_SUSPEND	2
462 #define UHF_PORT_OVER_CURRENT	3
463 #define UHF_PORT_RESET		4
464 #define UHF_PORT_LINK_STATE	5
465 #define UHF_PORT_POWER		8
466 #define UHF_PORT_LOW_SPEED	9
467 #define UHF_PORT_L1		10
468 #define UHF_C_PORT_CONNECTION	16
469 #define UHF_C_PORT_ENABLE	17
470 #define UHF_C_PORT_SUSPEND	18
471 #define UHF_C_PORT_OVER_CURRENT	19
472 #define UHF_C_PORT_RESET	20
473 #define UHF_PORT_TEST		21
474 #define UHF_PORT_INDICATOR	22
475 #define UHF_C_PORT_L1		23
476 
477 /* SS HUB specific features */
478 #define UHF_PORT_U1_TIMEOUT	23
479 #define UHF_PORT_U2_TIMEOUT	24
480 #define UHF_C_PORT_LINK_STATE	25
481 #define UHF_C_PORT_CONFIG_ERROR	26
482 #define UHF_PORT_REMOTE_WAKE_MASK	27
483 #define UHF_BH_PORT_RESET	28
484 #define UHF_C_BH_PORT_RESET	29
485 #define UHF_FORCE_LINKPM_ACCEPT	30
486 
487 typedef struct {
488 	uByte		bDescLength;
489 	uByte		bDescriptorType;
490 	uByte		bNbrPorts;
491 #define UHD_NPORTS_MAX		255
492 	uWord		wHubCharacteristics;
493 #define UHD_PWR			0x0003
494 #define  UHD_PWR_GANGED		0x0000
495 #define  UHD_PWR_INDIVIDUAL	0x0001
496 #define  UHD_PWR_NO_SWITCH	0x0002
497 #define UHD_COMPOUND		0x0004
498 #define UHD_OC			0x0018
499 #define  UHD_OC_GLOBAL		0x0000
500 #define  UHD_OC_INDIVIDUAL	0x0008
501 #define  UHD_OC_NONE		0x0010
502 #define UHD_TT_THINK		0x0060
503 #define  UHD_TT_THINK_8		0x0000
504 #define  UHD_TT_THINK_16	0x0020
505 #define  UHD_TT_THINK_24	0x0040
506 #define  UHD_TT_THINK_32	0x0060
507 #define UHD_PORT_IND		0x0080
508 	uByte		bPwrOn2PwrGood;	/* delay in 2 ms units */
509 #define UHD_PWRON_FACTOR 2
510 	uByte		bHubContrCurrent;
511 	uByte		DeviceRemovable[32]; /* max 255 ports */
512 #define UHD_NOT_REMOV(desc, i) \
513     (((desc)->DeviceRemovable[(i)/8] >> ((i) % 8)) & 1)
514 	/* deprecated */ uByte		PortPowerCtrlMask[1];
515 } UPACKED usb_hub_descriptor_t;
516 #define USB_HUB_DESCRIPTOR_SIZE 9 /* includes deprecated PortPowerCtrlMask */
517 
518 typedef struct {
519 	uByte		bLength;
520 	uByte		bDescriptorType;
521 	uByte		bNbrPorts;
522 #define UHD_SS_NPORTS_MAX	15
523 	uWord		wHubCharacteristics;
524 	uByte		bPwrOn2PwrGood;	/* delay in 2 ms units */
525 	uByte		bHubContrCurrent;
526 	uByte		bHubHdrDecLat;
527 	uWord		wHubDelay;	/* forward delay in nanosec */
528 	uByte		DeviceRemovable[2]; /* max 15 ports */
529 } UPACKED usb_hub_ss_descriptor_t;
530 #define USB_HUB_SS_DESCRIPTOR_SIZE 12
531 
532 typedef struct {
533 	uByte		bLength;
534 	uByte		bDescriptorType;
535 	uWord		bcdUSB;
536 	uByte		bDeviceClass;
537 	uByte		bDeviceSubClass;
538 	uByte		bDeviceProtocol;
539 	uByte		bMaxPacketSize0;
540 	uByte		bNumConfigurations;
541 	uByte		bReserved;
542 } UPACKED usb_device_qualifier_t;
543 #define USB_DEVICE_QUALIFIER_SIZE 10
544 
545 typedef struct {
546 	uByte		bLength;
547 	uByte		bDescriptorType;
548 	uByte		bmAttributes;
549 #define UOTG_SRP	0x01
550 #define UOTG_HNP	0x02
551 } UPACKED usb_otg_descriptor_t;
552 
553 /* OTG feature selectors */
554 #define UOTG_B_HNP_ENABLE	3
555 #define UOTG_A_HNP_SUPPORT	4
556 #define UOTG_A_ALT_HNP_SUPPORT	5
557 
558 typedef struct {
559 	uByte		bLength;
560 	uByte		bDescriptorType;
561 	uByte		bDebugInEndpoint;
562 	uByte		bDebugOutEndpoint;
563 } UPACKED usb_debug_descriptor_t;
564 
565 typedef struct {
566 	uWord		wStatus;
567 /* Device status flags */
568 #define UDS_SELF_POWERED		0x0001
569 #define UDS_REMOTE_WAKEUP		0x0002
570 /* Endpoint status flags */
571 #define UES_HALT			0x0001
572 } UPACKED usb_status_t;
573 
574 typedef struct {
575 	uWord		wHubStatus;
576 #define UHS_LOCAL_POWER			0x0001
577 #define UHS_OVER_CURRENT		0x0002
578 	uWord		wHubChange;
579 } UPACKED usb_hub_status_t;
580 
581 typedef struct {
582 	uWord		wPortStatus;
583 #define UPS_CURRENT_CONNECT_STATUS	0x0001
584 #define UPS_PORT_ENABLED		0x0002
585 #define UPS_SUSPEND			0x0004
586 #define UPS_OVERCURRENT_INDICATOR	0x0008
587 #define UPS_RESET			0x0010
588 #define UPS_PORT_L1			0x0020
589 #define UPS_PORT_LS_MASK		__BITS(8,5)
590 #define UPS_PORT_LS_GET(x)		__SHIFTOUT(x, UPS_PORT_LS_MASK)
591 #define UPS_PORT_LS_SET(x)		__SHIFTIN(x, UPS_PORT_LS_MASK)
592 #define UPS_PORT_LS_U0			0x00
593 #define UPS_PORT_LS_U1			0x01
594 #define UPS_PORT_LS_U2			0x02
595 #define UPS_PORT_LS_U3			0x03
596 #define UPS_PORT_LS_SS_DIS		0x04
597 #define UPS_PORT_LS_RX_DET		0x05
598 #define UPS_PORT_LS_SS_INA		0x06
599 #define UPS_PORT_LS_POLL		0x07
600 #define UPS_PORT_LS_RECOVER		0x08
601 #define UPS_PORT_LS_HOT_RST		0x09
602 #define UPS_PORT_LS_COMP_MODE		0x0a
603 #define UPS_PORT_LS_LOOPBACK		0x0b
604 #define UPS_PORT_LS_RESUME		0x0f
605 #define UPS_PORT_POWER			0x0100
606 #define UPS_PORT_POWER_SS		0x0200
607 #define UPS_FULL_SPEED			0x0000	/* for completeness */
608 #define UPS_LOW_SPEED			0x0200
609 #define UPS_HIGH_SPEED			0x0400
610 #define UPS_PORT_TEST			0x0800
611 #define UPS_PORT_INDICATOR		0x1000
612 #define UPS_OTHER_SPEED			0x2000	/* currently NetBSD specific */
613 	uWord		wPortChange;
614 #define UPS_C_CONNECT_STATUS		0x0001
615 #define UPS_C_PORT_ENABLED		0x0002
616 #define UPS_C_SUSPEND			0x0004
617 #define UPS_C_OVERCURRENT_INDICATOR	0x0008
618 #define UPS_C_PORT_RESET		0x0010
619 #define UPS_C_PORT_L1			0x0020
620 #define UPS_C_BH_PORT_RESET		0x0020
621 #define UPS_C_PORT_LINK_STATE		0x0040
622 #define UPS_C_PORT_CONFIG_ERROR		0x0080
623 } UPACKED usb_port_status_t;
624 
625 /* 10.16.2.6 */
626 /* Valid when port status type is UR_PST_EXT_PORT_STATUS. */
627 typedef struct {
628 	uWord		wPortStatus;
629 	uWord		wPortChange;
630 	uDWord		dwExtPortStatus;
631 } UPACKED usb_port_status_ext_t;
632 
633 /* Device class codes */
634 #define UDCLASS_IN_INTERFACE	0x00
635 #define UDCLASS_COMM		0x02
636 #define UDCLASS_HUB		0x09
637 #define  UDSUBCLASS_HUB		0x00
638 #define  UDPROTO_FSHUB		0x00
639 #define  UDPROTO_HSHUBSTT	0x01
640 #define  UDPROTO_HSHUBMTT	0x02
641 #define  UDPROTO_SSHUB		0x03
642 #define UDCLASS_DIAGNOSTIC	0xdc
643 #define UDCLASS_WIRELESS	0xe0
644 #define  UDSUBCLASS_RF		0x01
645 #define   UDPROTO_BLUETOOTH	0x01
646 #define UDCLASS_VENDOR		0xff
647 
648 /* Interface class codes */
649 #define UICLASS_UNSPEC		0x00
650 
651 #define UICLASS_AUDIO		0x01
652 #define  UISUBCLASS_AUDIOCONTROL	1
653 #define  UISUBCLASS_AUDIOSTREAM		2
654 #define  UISUBCLASS_MIDISTREAM		3
655 
656 #define UICLASS_VIDEO		0x0e
657 #define  UISUBCLASS_VIDEOCONTROL	1
658 #define  UISUBCLASS_VIDEOSTREAMING	2
659 #define  UISUBCLASS_VIDEOCOLLECTION	3
660 
661 #define UICLASS_CDC		0x02 /* communication */
662 #define	 UISUBCLASS_DIRECT_LINE_CONTROL_MODEL	1
663 #define  UISUBCLASS_ABSTRACT_CONTROL_MODEL	2
664 #define	 UISUBCLASS_TELEPHONE_CONTROL_MODEL	3
665 #define	 UISUBCLASS_MULTICHANNEL_CONTROL_MODEL	4
666 #define	 UISUBCLASS_CAPI_CONTROLMODEL		5
667 #define	 UISUBCLASS_ETHERNET_NETWORKING_CONTROL_MODEL 6
668 #define	 UISUBCLASS_ATM_NETWORKING_CONTROL_MODEL 7
669 #define	  UIPROTO_CDC_NOCLASS			0 /* no class specific
670 						     protocol required */
671 #define   UIPROTO_CDC_AT			1
672 
673 #define UICLASS_HID		0x03
674 #define  UISUBCLASS_BOOT	1
675 #define  UIPROTO_BOOT_KEYBOARD	1
676 #define  UIPROTO_MOUSE		2
677 
678 #define UICLASS_PHYSICAL	0x05
679 
680 #define UICLASS_IMAGE		0x06
681 
682 #define UICLASS_PRINTER		0x07
683 #define  UISUBCLASS_PRINTER	1
684 #define  UIPROTO_PRINTER_UNI	1
685 #define  UIPROTO_PRINTER_BI	2
686 #define  UIPROTO_PRINTER_1284	3
687 
688 #define UICLASS_MASS		0x08
689 #define  UISUBCLASS_RBC		1
690 #define  UISUBCLASS_SFF8020I	2
691 #define  UISUBCLASS_QIC157	3
692 #define  UISUBCLASS_UFI		4
693 #define  UISUBCLASS_SFF8070I	5
694 #define  UISUBCLASS_SCSI	6
695 #define  UIPROTO_MASS_CBI_I	0
696 #define  UIPROTO_MASS_CBI	1
697 #define  UIPROTO_MASS_BBB_OLD	2	/* Not in the spec anymore */
698 #define  UIPROTO_MASS_BBB	80	/* 'P' for the Iomega Zip drive */
699 #define  UIPROTO_MASS_UAS	98	/* USB Attached SCSI */
700 
701 #define UICLASS_HUB		0x09
702 #define  UISUBCLASS_HUB		0
703 #define  UIPROTO_FSHUB		0
704 #define  UIPROTO_HSHUBSTT	0 /* Yes, same as previous */
705 #define  UIPROTO_HSHUBMTT	1
706 
707 #define UICLASS_CDC_DATA	0x0a
708 #define  UISUBCLASS_DATA		0
709 #define   UIPROTO_DATA_ISDNBRI		0x30    /* Physical iface */
710 #define   UIPROTO_DATA_HDLC		0x31    /* HDLC */
711 #define   UIPROTO_DATA_TRANSPARENT	0x32    /* Transparent */
712 #define   UIPROTO_DATA_Q921M		0x50    /* Management for Q921 */
713 #define   UIPROTO_DATA_Q921		0x51    /* Data for Q921 */
714 #define   UIPROTO_DATA_Q921TM		0x52    /* TEI multiplexer for Q921 */
715 #define   UIPROTO_DATA_V42BIS		0x90    /* Data compression */
716 #define   UIPROTO_DATA_Q931		0x91    /* Euro-ISDN */
717 #define   UIPROTO_DATA_V120		0x92    /* V.24 rate adaption */
718 #define   UIPROTO_DATA_CAPI		0x93    /* CAPI 2.0 commands */
719 #define   UIPROTO_DATA_HOST_BASED	0xfd    /* Host based driver */
720 #define   UIPROTO_DATA_PUF		0xfe    /* see Prot. Unit Func. Desc.*/
721 #define   UIPROTO_DATA_VENDOR		0xff    /* Vendor specific */
722 
723 #define UICLASS_SMARTCARD	0x0b
724 
725 /*#define UICLASS_FIRM_UPD	0x0c*/
726 
727 #define UICLASS_SECURITY	0x0d
728 
729 #define UICLASS_DIAGNOSTIC	0xdc
730 
731 #define UICLASS_WIRELESS	0xe0
732 #define  UISUBCLASS_RF			0x01
733 #define   UIPROTO_BLUETOOTH		0x01
734 #define   UIPROTO_RNDIS			0x03
735 
736 #define UICLASS_APPL_SPEC	0xfe
737 #define  UISUBCLASS_FIRMWARE_DOWNLOAD	1
738 #define  UISUBCLASS_IRDA		2
739 #define  UIPROTO_IRDA			0
740 
741 #define UICLASS_VENDOR		0xff
742 
743 
744 #define USB_HUB_MAX_DEPTH 5
745 
746 /*
747  * Minimum time a device needs to be powered down to go through
748  * a power cycle.  XXX Are these time in the spec?
749  */
750 #define USB_POWER_DOWN_TIME	200 /* ms */
751 #define USB_PORT_POWER_DOWN_TIME	100 /* ms */
752 
753 #if 0
754 /* These are the values from the spec. */
755 #define USB_PORT_RESET_DELAY	10  /* ms */
756 #define USB_PORT_ROOT_RESET_DELAY 50  /* ms */
757 #define USB_PORT_RESET_RECOVERY	10  /* ms */
758 #define USB_PORT_POWERUP_DELAY	100 /* ms */
759 #define USB_SET_ADDRESS_SETTLE	2   /* ms */
760 #define USB_RESUME_DELAY	(20*5)  /* ms */
761 #define USB_RESUME_WAIT		10  /* ms */
762 #define USB_RESUME_RECOVERY	10  /* ms */
763 #define USB_EXTRA_POWER_UP_TIME	0   /* ms */
764 #else
765 /* Allow for marginal (i.e. non-conforming) devices. */
766 #define USB_PORT_RESET_DELAY	50  /* ms */
767 #define USB_PORT_ROOT_RESET_DELAY 250  /* ms */
768 #define USB_PORT_RESET_RECOVERY	250  /* ms */
769 #define USB_PORT_POWERUP_DELAY	300 /* ms */
770 #define USB_SET_ADDRESS_SETTLE	10  /* ms */
771 #define USB_RESUME_DELAY	(50*5)  /* ms */
772 #define USB_RESUME_WAIT		50  /* ms */
773 #define USB_RESUME_RECOVERY	50  /* ms */
774 #define USB_EXTRA_POWER_UP_TIME	20  /* ms */
775 #endif
776 
777 #define USB_MIN_POWER		100 /* mA */
778 #define USB_MIN_POWER_SS	150 /* mA */
779 #define USB_MAX_POWER		500 /* mA */
780 #define USB_MAX_POWER_SS	900 /* mA */
781 
782 #define USB_BUS_RESET_DELAY	100 /* ms XXX?*/
783 
784 
785 #define USB_UNCONFIG_NO 0
786 #define USB_UNCONFIG_INDEX (-1)
787 
788 
789 /* Packet IDs */
790 #define UPID_RESERVED	0xf0
791 #define UPID_OUT	0xe1
792 #define UPID_ACK	0xd2
793 #define UPID_DATA0	0xc3
794 #define UPID_PING	0xb4
795 #define UPID_SOF	0xa5
796 #define UPID_NYET	0x96
797 #define UPID_DATA2	0x87
798 #define UPID_SPLIT	0x78
799 #define UPID_IN		0x69
800 #define UPID_NAK	0x5a
801 #define UPID_DATA1	0x4b
802 #define UPID_ERR	0x3c
803 #define UPID_PREAMBLE	0x3c
804 #define UPID_SETUP	0x2d
805 #define UPID_STALL	0x1e
806 #define UPID_MDATA	0x0f
807 
808 
809 /*** ioctl() related stuff ***/
810 
811 struct usb_ctl_request {
812 	int	ucr_addr;
813 	usb_device_request_t ucr_request;
814 	void	*ucr_data;
815 	int	ucr_flags;
816 #define USBD_SHORT_XFER_OK	0x04	/* allow short reads */
817 	int	ucr_actlen;		/* actual length transferred */
818 };
819 
820 struct usb_alt_interface {
821 	int	uai_config_index;
822 	int	uai_interface_index;
823 	int	uai_alt_no;
824 };
825 
826 #define USB_CURRENT_CONFIG_INDEX (-1)
827 #define USB_CURRENT_ALT_INDEX (-1)
828 
829 struct usb_config_desc {
830 	int	ucd_config_index;
831 	usb_config_descriptor_t ucd_desc;
832 };
833 
834 struct usb_interface_desc {
835 	int	uid_config_index;
836 	int	uid_interface_index;
837 	int	uid_alt_index;
838 	usb_interface_descriptor_t uid_desc;
839 };
840 
841 struct usb_endpoint_desc {
842 	int	ued_config_index;
843 	int	ued_interface_index;
844 	int	ued_alt_index;
845 	int	ued_endpoint_index;
846 	usb_endpoint_descriptor_t ued_desc;
847 };
848 
849 struct usb_full_desc {
850 	int	ufd_config_index;
851 	u_int	ufd_size;
852 	u_char	*ufd_data;
853 };
854 
855 struct usb_string_desc {
856 	int	usd_string_index;
857 	int	usd_language_id;
858 	usb_string_descriptor_t usd_desc;
859 };
860 
861 struct usb_ctl_report_desc {
862 	int	ucrd_size;
863 	u_char	ucrd_data[1024];	/* filled data size will vary */
864 };
865 
866 typedef struct { uint32_t cookie; } usb_event_cookie_t;
867 
868 #define USB_MAX_DEVNAMES 4
869 #define USB_MAX_DEVNAMELEN 16
870 struct usb_device_info {
871 	uint8_t		udi_bus;
872 	uint8_t		udi_addr;	/* device address */
873 	usb_event_cookie_t udi_cookie;
874 	char		udi_product[USB_MAX_ENCODED_STRING_LEN];
875 	char		udi_vendor[USB_MAX_ENCODED_STRING_LEN];
876 	char		udi_release[8];
877 	char		udi_serial[USB_MAX_ENCODED_STRING_LEN];
878 	uint16_t	udi_productNo;
879 	uint16_t	udi_vendorNo;
880 	uint16_t	udi_releaseNo;
881 	uint8_t		udi_class;
882 	uint8_t		udi_subclass;
883 	uint8_t		udi_protocol;
884 	uint8_t		udi_config;
885 	uint8_t		udi_speed;
886 #define USB_SPEED_LOW  1
887 #define USB_SPEED_FULL 2
888 #define USB_SPEED_HIGH 3
889 #define USB_SPEED_SUPER 4
890 #define USB_SPEED_SUPER_PLUS 5
891 #define USB_IS_SS(X) ((X) == USB_SPEED_SUPER || (X) == USB_SPEED_SUPER_PLUS)
892 	int		udi_power;	/* power consumption in mA, 0 if selfpowered */
893 	int		udi_nports;
894 	char		udi_devnames[USB_MAX_DEVNAMES][USB_MAX_DEVNAMELEN];
895 	uint8_t		udi_ports[16];/* hub only: addresses of devices on ports */
896 #define USB_PORT_ENABLED 0xff
897 #define USB_PORT_SUSPENDED 0xfe
898 #define USB_PORT_POWERED 0xfd
899 #define USB_PORT_DISABLED 0xfc
900 };
901 
902 /* <=3.0 had this layout of the structure */
903 struct usb_device_info_old {
904 	uint8_t		udi_bus;
905 	uint8_t		udi_addr;       /* device address */
906 	usb_event_cookie_t udi_cookie;
907 	char		udi_product[USB_MAX_STRING_LEN];
908 	char		udi_vendor[USB_MAX_STRING_LEN];
909 	char		udi_release[8];
910 	uint16_t	udi_productNo;
911 	uint16_t	udi_vendorNo;
912 	uint16_t	udi_releaseNo;
913 	uint8_t		udi_class;
914 	uint8_t		udi_subclass;
915 	uint8_t		udi_protocol;
916 	uint8_t		udi_config;
917 	uint8_t		udi_speed;
918 	int		udi_power;      /* power consumption in mA, 0 if selfpowered */
919 	int		udi_nports;
920 	char		udi_devnames[USB_MAX_DEVNAMES][USB_MAX_DEVNAMELEN];
921 	uint8_t		udi_ports[16];/* hub only: addresses of devices on ports */
922 };
923 
924 struct usb_ctl_report {
925 	int	ucr_report;
926 	u_char	ucr_data[1024];	/* filled data size will vary */
927 };
928 
929 struct usb_device_stats {
930 	u_long	uds_requests[4];	/* indexed by transfer type UE_* */
931 };
932 
933 struct usb_bulk_ra_wb_opt {
934 	u_int	ra_wb_buffer_size;
935 	u_int	ra_wb_request_size;
936 };
937 
938 /* Events that can be read from /dev/usb */
939 struct usb_event {
940 	int			ue_type;
941 #define USB_EVENT_CTRLR_ATTACH 1
942 #define USB_EVENT_CTRLR_DETACH 2
943 #define USB_EVENT_DEVICE_ATTACH 3
944 #define USB_EVENT_DEVICE_DETACH 4
945 #define USB_EVENT_DRIVER_ATTACH 5
946 #define USB_EVENT_DRIVER_DETACH 6
947 #define USB_EVENT_IS_ATTACH(n) ((n) == USB_EVENT_CTRLR_ATTACH || (n) == USB_EVENT_DEVICE_ATTACH || (n) == USB_EVENT_DRIVER_ATTACH)
948 #define USB_EVENT_IS_DETACH(n) ((n) == USB_EVENT_CTRLR_DETACH || (n) == USB_EVENT_DEVICE_DETACH || (n) == USB_EVENT_DRIVER_DETACH)
949 	struct timespec		ue_time;
950 	union {
951 		struct {
952 			int			ue_bus;
953 		} ue_ctrlr;
954 		struct usb_device_info		ue_device;
955 		struct {
956 			usb_event_cookie_t	ue_cookie;
957 			char			ue_devname[16];
958 		} ue_driver;
959 	} u;
960 };
961 
962 /* old <=3.0 compat event */
963 struct usb_event_old {
964 	int                     ue_type;
965 	struct timespec         ue_time;
966 	union {
967 		struct {
968 			int                     ue_bus;
969 		} ue_ctrlr;
970 		struct usb_device_info_old          ue_device;
971 		struct {
972 			usb_event_cookie_t      ue_cookie;
973 			char                    ue_devname[16];
974 		} ue_driver;
975 	} u;
976 };
977 
978 
979 /* USB controller */
980 #define USB_REQUEST		_IOWR('U', 1, struct usb_ctl_request)
981 #define USB_SETDEBUG		_IOW ('U', 2, int)
982 #define USB_DISCOVER		_IO  ('U', 3)
983 #define USB_DEVICEINFO		_IOWR('U', 4, struct usb_device_info)
984 #define USB_DEVICEINFO_OLD	_IOWR('U', 4, struct usb_device_info_old)
985 #define USB_DEVICESTATS		_IOR ('U', 5, struct usb_device_stats)
986 
987 /* Generic HID device */
988 #define USB_GET_REPORT_DESC	_IOR ('U', 21, struct usb_ctl_report_desc)
989 #define USB_SET_IMMED		_IOW ('U', 22, int)
990 #define USB_GET_REPORT		_IOWR('U', 23, struct usb_ctl_report)
991 #define USB_SET_REPORT		_IOW ('U', 24, struct usb_ctl_report)
992 #define USB_GET_REPORT_ID	_IOR ('U', 25, int)
993 
994 /* Generic USB device */
995 #define USB_GET_CONFIG		_IOR ('U', 100, int)
996 #define USB_SET_CONFIG		_IOW ('U', 101, int)
997 #define USB_GET_ALTINTERFACE	_IOWR('U', 102, struct usb_alt_interface)
998 #define USB_SET_ALTINTERFACE	_IOWR('U', 103, struct usb_alt_interface)
999 #define USB_GET_NO_ALT		_IOWR('U', 104, struct usb_alt_interface)
1000 #define USB_GET_DEVICE_DESC	_IOR ('U', 105, usb_device_descriptor_t)
1001 #define USB_GET_CONFIG_DESC	_IOWR('U', 106, struct usb_config_desc)
1002 #define USB_GET_INTERFACE_DESC	_IOWR('U', 107, struct usb_interface_desc)
1003 #define USB_GET_ENDPOINT_DESC	_IOWR('U', 108, struct usb_endpoint_desc)
1004 #define USB_GET_FULL_DESC	_IOWR('U', 109, struct usb_full_desc)
1005 #define USB_GET_STRING_DESC	_IOWR('U', 110, struct usb_string_desc)
1006 #define USB_DO_REQUEST		_IOWR('U', 111, struct usb_ctl_request)
1007 #define USB_GET_DEVICEINFO	_IOR ('U', 112, struct usb_device_info)
1008 #define USB_GET_DEVICEINFO_OLD	_IOR ('U', 112, struct usb_device_info_old)
1009 #define USB_SET_SHORT_XFER	_IOW ('U', 113, int)
1010 #define USB_SET_TIMEOUT		_IOW ('U', 114, int)
1011 #define USB_SET_BULK_RA		_IOW ('U', 115, int)
1012 #define USB_SET_BULK_WB		_IOW ('U', 116, int)
1013 #define USB_SET_BULK_RA_OPT	_IOW ('U', 117, struct usb_bulk_ra_wb_opt)
1014 #define USB_SET_BULK_WB_OPT	_IOW ('U', 118, struct usb_bulk_ra_wb_opt)
1015 
1016 /* Modem device */
1017 #define USB_GET_CM_OVER_DATA	_IOR ('U', 130, int)
1018 #define USB_SET_CM_OVER_DATA	_IOW ('U', 131, int)
1019 
1020 #endif /* _USB_H_ */
1021