block/export: Add query-block-exports
[qemu.git] / include / hw / usb.h
1 #ifndef QEMU_USB_H
2 #define QEMU_USB_H
3
4 /*
5 * QEMU USB API
6 *
7 * Copyright (c) 2005 Fabrice Bellard
8 *
9 * Permission is hereby granted, free of charge, to any person obtaining a copy
10 * of this software and associated documentation files (the "Software"), to deal
11 * in the Software without restriction, including without limitation the rights
12 * to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
13 * copies of the Software, and to permit persons to whom the Software is
14 * furnished to do so, subject to the following conditions:
15 *
16 * The above copyright notice and this permission notice shall be included in
17 * all copies or substantial portions of the Software.
18 *
19 * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
20 * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
21 * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL
22 * THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
23 * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
24 * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
25 * THE SOFTWARE.
26 */
27
28 #include "exec/memory.h"
29 #include "hw/qdev-core.h"
30 #include "qemu/iov.h"
31 #include "qemu/queue.h"
32 #include "qom/object.h"
33
34 /* Constants related to the USB / PCI interaction */
35 #define USB_SBRN 0x60 /* Serial Bus Release Number Register */
36 #define USB_RELEASE_1 0x10 /* USB 1.0 */
37 #define USB_RELEASE_2 0x20 /* USB 2.0 */
38 #define USB_RELEASE_3 0x30 /* USB 3.0 */
39
40 #define USB_TOKEN_SETUP 0x2d
41 #define USB_TOKEN_IN 0x69 /* device -> host */
42 #define USB_TOKEN_OUT 0xe1 /* host -> device */
43
44 #define USB_RET_SUCCESS (0)
45 #define USB_RET_NODEV (-1)
46 #define USB_RET_NAK (-2)
47 #define USB_RET_STALL (-3)
48 #define USB_RET_BABBLE (-4)
49 #define USB_RET_IOERROR (-5)
50 #define USB_RET_ASYNC (-6)
51 #define USB_RET_ADD_TO_QUEUE (-7)
52 #define USB_RET_REMOVE_FROM_QUEUE (-8)
53
54 #define USB_SPEED_LOW 0
55 #define USB_SPEED_FULL 1
56 #define USB_SPEED_HIGH 2
57 #define USB_SPEED_SUPER 3
58
59 #define USB_SPEED_MASK_LOW (1 << USB_SPEED_LOW)
60 #define USB_SPEED_MASK_FULL (1 << USB_SPEED_FULL)
61 #define USB_SPEED_MASK_HIGH (1 << USB_SPEED_HIGH)
62 #define USB_SPEED_MASK_SUPER (1 << USB_SPEED_SUPER)
63
64 #define USB_STATE_NOTATTACHED 0
65 #define USB_STATE_ATTACHED 1
66 //#define USB_STATE_POWERED 2
67 #define USB_STATE_DEFAULT 3
68 //#define USB_STATE_ADDRESS 4
69 //#define USB_STATE_CONFIGURED 5
70 #define USB_STATE_SUSPENDED 6
71
72 #define USB_CLASS_AUDIO 1
73 #define USB_CLASS_COMM 2
74 #define USB_CLASS_HID 3
75 #define USB_CLASS_PHYSICAL 5
76 #define USB_CLASS_STILL_IMAGE 6
77 #define USB_CLASS_PRINTER 7
78 #define USB_CLASS_MASS_STORAGE 8
79 #define USB_CLASS_HUB 9
80 #define USB_CLASS_CDC_DATA 0x0a
81 #define USB_CLASS_CSCID 0x0b
82 #define USB_CLASS_CONTENT_SEC 0x0d
83 #define USB_CLASS_APP_SPEC 0xfe
84 #define USB_CLASS_VENDOR_SPEC 0xff
85
86 #define USB_SUBCLASS_UNDEFINED 0
87 #define USB_SUBCLASS_AUDIO_CONTROL 1
88 #define USB_SUBCLASS_AUDIO_STREAMING 2
89 #define USB_SUBCLASS_AUDIO_MIDISTREAMING 3
90
91 #define USB_DIR_OUT 0
92 #define USB_DIR_IN 0x80
93
94 #define USB_TYPE_MASK (0x03 << 5)
95 #define USB_TYPE_STANDARD (0x00 << 5)
96 #define USB_TYPE_CLASS (0x01 << 5)
97 #define USB_TYPE_VENDOR (0x02 << 5)
98 #define USB_TYPE_RESERVED (0x03 << 5)
99
100 #define USB_RECIP_MASK 0x1f
101 #define USB_RECIP_DEVICE 0x00
102 #define USB_RECIP_INTERFACE 0x01
103 #define USB_RECIP_ENDPOINT 0x02
104 #define USB_RECIP_OTHER 0x03
105
106 #define DeviceRequest ((USB_DIR_IN|USB_TYPE_STANDARD|USB_RECIP_DEVICE)<<8)
107 #define DeviceOutRequest ((USB_DIR_OUT|USB_TYPE_STANDARD|USB_RECIP_DEVICE)<<8)
108 #define VendorDeviceRequest ((USB_DIR_IN|USB_TYPE_VENDOR|USB_RECIP_DEVICE)<<8)
109 #define VendorDeviceOutRequest \
110 ((USB_DIR_OUT|USB_TYPE_VENDOR|USB_RECIP_DEVICE)<<8)
111
112 #define InterfaceRequest \
113 ((USB_DIR_IN|USB_TYPE_STANDARD|USB_RECIP_INTERFACE)<<8)
114 #define InterfaceOutRequest \
115 ((USB_DIR_OUT|USB_TYPE_STANDARD|USB_RECIP_INTERFACE)<<8)
116 #define ClassInterfaceRequest \
117 ((USB_DIR_IN|USB_TYPE_CLASS|USB_RECIP_INTERFACE)<<8)
118 #define ClassInterfaceOutRequest \
119 ((USB_DIR_OUT|USB_TYPE_CLASS|USB_RECIP_INTERFACE)<<8)
120 #define VendorInterfaceRequest \
121 ((USB_DIR_IN|USB_TYPE_VENDOR|USB_RECIP_INTERFACE)<<8)
122 #define VendorInterfaceOutRequest \
123 ((USB_DIR_OUT|USB_TYPE_VENDOR|USB_RECIP_INTERFACE)<<8)
124
125 #define EndpointRequest ((USB_DIR_IN|USB_TYPE_STANDARD|USB_RECIP_ENDPOINT)<<8)
126 #define EndpointOutRequest \
127 ((USB_DIR_OUT|USB_TYPE_STANDARD|USB_RECIP_ENDPOINT)<<8)
128
129 #define USB_REQ_GET_STATUS 0x00
130 #define USB_REQ_CLEAR_FEATURE 0x01
131 #define USB_REQ_SET_FEATURE 0x03
132 #define USB_REQ_SET_ADDRESS 0x05
133 #define USB_REQ_GET_DESCRIPTOR 0x06
134 #define USB_REQ_SET_DESCRIPTOR 0x07
135 #define USB_REQ_GET_CONFIGURATION 0x08
136 #define USB_REQ_SET_CONFIGURATION 0x09
137 #define USB_REQ_GET_INTERFACE 0x0A
138 #define USB_REQ_SET_INTERFACE 0x0B
139 #define USB_REQ_SYNCH_FRAME 0x0C
140 #define USB_REQ_SET_SEL 0x30
141 #define USB_REQ_SET_ISOCH_DELAY 0x31
142
143 #define USB_DEVICE_SELF_POWERED 0
144 #define USB_DEVICE_REMOTE_WAKEUP 1
145
146 #define USB_DT_DEVICE 0x01
147 #define USB_DT_CONFIG 0x02
148 #define USB_DT_STRING 0x03
149 #define USB_DT_INTERFACE 0x04
150 #define USB_DT_ENDPOINT 0x05
151 #define USB_DT_DEVICE_QUALIFIER 0x06
152 #define USB_DT_OTHER_SPEED_CONFIG 0x07
153 #define USB_DT_DEBUG 0x0A
154 #define USB_DT_INTERFACE_ASSOC 0x0B
155 #define USB_DT_BOS 0x0F
156 #define USB_DT_DEVICE_CAPABILITY 0x10
157 #define USB_DT_CS_INTERFACE 0x24
158 #define USB_DT_CS_ENDPOINT 0x25
159 #define USB_DT_ENDPOINT_COMPANION 0x30
160
161 #define USB_DEV_CAP_WIRELESS 0x01
162 #define USB_DEV_CAP_USB2_EXT 0x02
163 #define USB_DEV_CAP_SUPERSPEED 0x03
164
165 #define USB_CFG_ATT_ONE (1 << 7) /* should always be set */
166 #define USB_CFG_ATT_SELFPOWER (1 << 6)
167 #define USB_CFG_ATT_WAKEUP (1 << 5)
168 #define USB_CFG_ATT_BATTERY (1 << 4)
169
170 #define USB_ENDPOINT_XFER_CONTROL 0
171 #define USB_ENDPOINT_XFER_ISOC 1
172 #define USB_ENDPOINT_XFER_BULK 2
173 #define USB_ENDPOINT_XFER_INT 3
174 #define USB_ENDPOINT_XFER_INVALID 255
175
176 #define USB_INTERFACE_INVALID 255
177
178 typedef struct USBBusOps USBBusOps;
179 typedef struct USBPort USBPort;
180 typedef struct USBDevice USBDevice;
181 typedef struct USBPacket USBPacket;
182 typedef struct USBCombinedPacket USBCombinedPacket;
183 typedef struct USBEndpoint USBEndpoint;
184
185 typedef struct USBDesc USBDesc;
186 typedef struct USBDescID USBDescID;
187 typedef struct USBDescDevice USBDescDevice;
188 typedef struct USBDescConfig USBDescConfig;
189 typedef struct USBDescIfaceAssoc USBDescIfaceAssoc;
190 typedef struct USBDescIface USBDescIface;
191 typedef struct USBDescEndpoint USBDescEndpoint;
192 typedef struct USBDescOther USBDescOther;
193 typedef struct USBDescString USBDescString;
194 typedef struct USBDescMSOS USBDescMSOS;
195
196 struct USBDescString {
197 uint8_t index;
198 char *str;
199 QLIST_ENTRY(USBDescString) next;
200 };
201
202 #define USB_MAX_ENDPOINTS 15
203 #define USB_MAX_INTERFACES 16
204
205 struct USBEndpoint {
206 uint8_t nr;
207 uint8_t pid;
208 uint8_t type;
209 uint8_t ifnum;
210 int max_packet_size;
211 int max_streams;
212 bool pipeline;
213 bool halted;
214 USBDevice *dev;
215 QTAILQ_HEAD(, USBPacket) queue;
216 };
217
218 enum USBDeviceFlags {
219 USB_DEV_FLAG_FULL_PATH,
220 USB_DEV_FLAG_IS_HOST,
221 USB_DEV_FLAG_MSOS_DESC_ENABLE,
222 USB_DEV_FLAG_MSOS_DESC_IN_USE,
223 };
224
225 /* definition of a USB device */
226 struct USBDevice {
227 DeviceState qdev;
228 USBPort *port;
229 char *port_path;
230 char *serial;
231 void *opaque;
232 uint32_t flags;
233
234 /* Actual connected speed */
235 int speed;
236 /* Supported speeds, not in info because it may be variable (hostdevs) */
237 int speedmask;
238 uint8_t addr;
239 char product_desc[32];
240 int auto_attach;
241 bool attached;
242
243 int32_t state;
244 uint8_t setup_buf[8];
245 uint8_t data_buf[4096];
246 int32_t remote_wakeup;
247 int32_t setup_state;
248 int32_t setup_len;
249 int32_t setup_index;
250
251 USBEndpoint ep_ctl;
252 USBEndpoint ep_in[USB_MAX_ENDPOINTS];
253 USBEndpoint ep_out[USB_MAX_ENDPOINTS];
254
255 QLIST_HEAD(, USBDescString) strings;
256 const USBDesc *usb_desc; /* Overrides class usb_desc if not NULL */
257 const USBDescDevice *device;
258
259 int configuration;
260 int ninterfaces;
261 int altsetting[USB_MAX_INTERFACES];
262 const USBDescConfig *config;
263 const USBDescIface *ifaces[USB_MAX_INTERFACES];
264 };
265
266 #define TYPE_USB_DEVICE "usb-device"
267 OBJECT_DECLARE_TYPE(USBDevice, USBDeviceClass, USB_DEVICE)
268
269 typedef void (*USBDeviceRealize)(USBDevice *dev, Error **errp);
270 typedef void (*USBDeviceUnrealize)(USBDevice *dev);
271
272 struct USBDeviceClass {
273 DeviceClass parent_class;
274
275 USBDeviceRealize realize;
276 USBDeviceUnrealize unrealize;
277
278 /*
279 * Walk (enabled) downstream ports, check for a matching device.
280 * Only hubs implement this.
281 */
282 USBDevice *(*find_device)(USBDevice *dev, uint8_t addr);
283
284 /*
285 * Called when a packet is canceled.
286 */
287 void (*cancel_packet)(USBDevice *dev, USBPacket *p);
288
289 /*
290 * Attach the device
291 */
292 void (*handle_attach)(USBDevice *dev);
293
294 /*
295 * Reset the device
296 */
297 void (*handle_reset)(USBDevice *dev);
298
299 /*
300 * Process control request.
301 * Called from handle_packet().
302 *
303 * Status gets stored in p->status, and if p->status == USB_RET_SUCCESS
304 * then the number of bytes transferred is stored in p->actual_length
305 */
306 void (*handle_control)(USBDevice *dev, USBPacket *p, int request, int value,
307 int index, int length, uint8_t *data);
308
309 /*
310 * Process data transfers (both BULK and ISOC).
311 * Called from handle_packet().
312 *
313 * Status gets stored in p->status, and if p->status == USB_RET_SUCCESS
314 * then the number of bytes transferred is stored in p->actual_length
315 */
316 void (*handle_data)(USBDevice *dev, USBPacket *p);
317
318 void (*set_interface)(USBDevice *dev, int interface,
319 int alt_old, int alt_new);
320
321 /*
322 * Called when the hcd is done queuing packets for an endpoint, only
323 * necessary for devices which can return USB_RET_ADD_TO_QUEUE.
324 */
325 void (*flush_ep_queue)(USBDevice *dev, USBEndpoint *ep);
326
327 /*
328 * Called by the hcd to let the device know the queue for an endpoint
329 * has been unlinked / stopped. Optional may be NULL.
330 */
331 void (*ep_stopped)(USBDevice *dev, USBEndpoint *ep);
332
333 /*
334 * Called by the hcd to alloc / free streams on a bulk endpoint.
335 * Optional may be NULL.
336 */
337 int (*alloc_streams)(USBDevice *dev, USBEndpoint **eps, int nr_eps,
338 int streams);
339 void (*free_streams)(USBDevice *dev, USBEndpoint **eps, int nr_eps);
340
341 const char *product_desc;
342 const USBDesc *usb_desc;
343 bool attached_settable;
344 };
345
346 typedef struct USBPortOps {
347 void (*attach)(USBPort *port);
348 void (*detach)(USBPort *port);
349 /*
350 * This gets called when a device downstream from the device attached to
351 * the port (iow attached through a hub) gets detached.
352 */
353 void (*child_detach)(USBPort *port, USBDevice *child);
354 void (*wakeup)(USBPort *port);
355 /*
356 * Note that port->dev will be different then the device from which
357 * the packet originated when a hub is involved.
358 */
359 void (*complete)(USBPort *port, USBPacket *p);
360 } USBPortOps;
361
362 /* USB port on which a device can be connected */
363 struct USBPort {
364 USBDevice *dev;
365 int speedmask;
366 int hubcount;
367 char path[16];
368 USBPortOps *ops;
369 void *opaque;
370 int index; /* internal port index, may be used with the opaque */
371 QTAILQ_ENTRY(USBPort) next;
372 };
373
374 typedef void USBCallback(USBPacket * packet, void *opaque);
375
376 typedef enum USBPacketState {
377 USB_PACKET_UNDEFINED = 0,
378 USB_PACKET_SETUP,
379 USB_PACKET_QUEUED,
380 USB_PACKET_ASYNC,
381 USB_PACKET_COMPLETE,
382 USB_PACKET_CANCELED,
383 } USBPacketState;
384
385 /* Structure used to hold information about an active USB packet. */
386 struct USBPacket {
387 /* Data fields for use by the driver. */
388 int pid;
389 uint64_t id;
390 USBEndpoint *ep;
391 unsigned int stream;
392 QEMUIOVector iov;
393 uint64_t parameter; /* control transfers */
394 bool short_not_ok;
395 bool int_req;
396 int status; /* USB_RET_* status code */
397 int actual_length; /* Number of bytes actually transferred */
398 /* Internal use by the USB layer. */
399 USBPacketState state;
400 USBCombinedPacket *combined;
401 QTAILQ_ENTRY(USBPacket) queue;
402 QTAILQ_ENTRY(USBPacket) combined_entry;
403 };
404
405 struct USBCombinedPacket {
406 USBPacket *first;
407 QTAILQ_HEAD(, USBPacket) packets;
408 QEMUIOVector iov;
409 };
410
411 void usb_packet_init(USBPacket *p);
412 void usb_packet_set_state(USBPacket *p, USBPacketState state);
413 void usb_packet_check_state(USBPacket *p, USBPacketState expected);
414 void usb_packet_setup(USBPacket *p, int pid,
415 USBEndpoint *ep, unsigned int stream,
416 uint64_t id, bool short_not_ok, bool int_req);
417 void usb_packet_addbuf(USBPacket *p, void *ptr, size_t len);
418 int usb_packet_map(USBPacket *p, QEMUSGList *sgl);
419 void usb_packet_unmap(USBPacket *p, QEMUSGList *sgl);
420 void usb_packet_copy(USBPacket *p, void *ptr, size_t bytes);
421 void usb_packet_skip(USBPacket *p, size_t bytes);
422 size_t usb_packet_size(USBPacket *p);
423 void usb_packet_cleanup(USBPacket *p);
424
425 static inline bool usb_packet_is_inflight(USBPacket *p)
426 {
427 return (p->state == USB_PACKET_QUEUED ||
428 p->state == USB_PACKET_ASYNC);
429 }
430
431 USBDevice *usb_find_device(USBPort *port, uint8_t addr);
432
433 void usb_handle_packet(USBDevice *dev, USBPacket *p);
434 void usb_packet_complete(USBDevice *dev, USBPacket *p);
435 void usb_packet_complete_one(USBDevice *dev, USBPacket *p);
436 void usb_cancel_packet(USBPacket * p);
437
438 void usb_ep_init(USBDevice *dev);
439 void usb_ep_reset(USBDevice *dev);
440 void usb_ep_dump(USBDevice *dev);
441 struct USBEndpoint *usb_ep_get(USBDevice *dev, int pid, int ep);
442 uint8_t usb_ep_get_type(USBDevice *dev, int pid, int ep);
443 void usb_ep_set_type(USBDevice *dev, int pid, int ep, uint8_t type);
444 void usb_ep_set_ifnum(USBDevice *dev, int pid, int ep, uint8_t ifnum);
445 void usb_ep_set_max_packet_size(USBDevice *dev, int pid, int ep,
446 uint16_t raw);
447 void usb_ep_set_max_streams(USBDevice *dev, int pid, int ep, uint8_t raw);
448 void usb_ep_set_halted(USBDevice *dev, int pid, int ep, bool halted);
449 USBPacket *usb_ep_find_packet_by_id(USBDevice *dev, int pid, int ep,
450 uint64_t id);
451
452 void usb_ep_combine_input_packets(USBEndpoint *ep);
453 void usb_combined_input_packet_complete(USBDevice *dev, USBPacket *p);
454 void usb_combined_packet_cancel(USBDevice *dev, USBPacket *p);
455
456 void usb_pick_speed(USBPort *port);
457 void usb_attach(USBPort *port);
458 void usb_detach(USBPort *port);
459 void usb_port_reset(USBPort *port);
460 void usb_device_reset(USBDevice *dev);
461 void usb_wakeup(USBEndpoint *ep, unsigned int stream);
462 void usb_generic_async_ctrl_complete(USBDevice *s, USBPacket *p);
463
464 /* usb-linux.c */
465 void hmp_info_usbhost(Monitor *mon, const QDict *qdict);
466 bool usb_host_dev_is_scsi_storage(USBDevice *usbdev);
467
468 /* usb ports of the VM */
469
470 #define VM_USB_HUB_SIZE 8
471
472 /* usb-bus.c */
473
474 #define TYPE_USB_BUS "usb-bus"
475 OBJECT_DECLARE_SIMPLE_TYPE(USBBus, USB_BUS)
476
477 struct USBBus {
478 BusState qbus;
479 USBBusOps *ops;
480 int busnr;
481 int nfree;
482 int nused;
483 QTAILQ_HEAD(, USBPort) free;
484 QTAILQ_HEAD(, USBPort) used;
485 QTAILQ_ENTRY(USBBus) next;
486 };
487
488 struct USBBusOps {
489 void (*register_companion)(USBBus *bus, USBPort *ports[],
490 uint32_t portcount, uint32_t firstport,
491 Error **errp);
492 void (*wakeup_endpoint)(USBBus *bus, USBEndpoint *ep, unsigned int stream);
493 };
494
495 void usb_bus_new(USBBus *bus, size_t bus_size,
496 USBBusOps *ops, DeviceState *host);
497 void usb_bus_release(USBBus *bus);
498 USBBus *usb_bus_find(int busnr);
499 void usb_legacy_register(const char *typename, const char *usbdevice_name,
500 USBDevice *(*usbdevice_init)(const char *params));
501 USBDevice *usb_new(const char *name);
502 bool usb_realize_and_unref(USBDevice *dev, USBBus *bus, Error **errp);
503 USBDevice *usb_create_simple(USBBus *bus, const char *name);
504 USBDevice *usbdevice_create(const char *cmdline);
505 void usb_register_port(USBBus *bus, USBPort *port, void *opaque, int index,
506 USBPortOps *ops, int speedmask);
507 void usb_register_companion(const char *masterbus, USBPort *ports[],
508 uint32_t portcount, uint32_t firstport,
509 void *opaque, USBPortOps *ops, int speedmask,
510 Error **errp);
511 void usb_port_location(USBPort *downstream, USBPort *upstream, int portnr);
512 void usb_unregister_port(USBBus *bus, USBPort *port);
513 void usb_claim_port(USBDevice *dev, Error **errp);
514 void usb_release_port(USBDevice *dev);
515 void usb_device_attach(USBDevice *dev, Error **errp);
516 int usb_device_detach(USBDevice *dev);
517 void usb_check_attach(USBDevice *dev, Error **errp);
518
519 static inline USBBus *usb_bus_from_device(USBDevice *d)
520 {
521 return DO_UPCAST(USBBus, qbus, d->qdev.parent_bus);
522 }
523
524 extern const VMStateDescription vmstate_usb_device;
525
526 #define VMSTATE_USB_DEVICE(_field, _state) { \
527 .name = (stringify(_field)), \
528 .size = sizeof(USBDevice), \
529 .vmsd = &vmstate_usb_device, \
530 .flags = VMS_STRUCT, \
531 .offset = vmstate_offset_value(_state, _field, USBDevice), \
532 }
533
534 USBDevice *usb_device_find_device(USBDevice *dev, uint8_t addr);
535
536 void usb_device_cancel_packet(USBDevice *dev, USBPacket *p);
537
538 void usb_device_handle_attach(USBDevice *dev);
539
540 void usb_device_handle_reset(USBDevice *dev);
541
542 void usb_device_handle_control(USBDevice *dev, USBPacket *p, int request,
543 int val, int index, int length, uint8_t *data);
544
545 void usb_device_handle_data(USBDevice *dev, USBPacket *p);
546
547 void usb_device_set_interface(USBDevice *dev, int interface,
548 int alt_old, int alt_new);
549
550 void usb_device_flush_ep_queue(USBDevice *dev, USBEndpoint *ep);
551
552 void usb_device_ep_stopped(USBDevice *dev, USBEndpoint *ep);
553
554 int usb_device_alloc_streams(USBDevice *dev, USBEndpoint **eps, int nr_eps,
555 int streams);
556 void usb_device_free_streams(USBDevice *dev, USBEndpoint **eps, int nr_eps);
557
558 const char *usb_device_get_product_desc(USBDevice *dev);
559
560 const USBDesc *usb_device_get_usb_desc(USBDevice *dev);
561
562 /* quirks.c */
563
564 /* In bulk endpoints are streaming data sources (iow behave like isoc eps) */
565 #define USB_QUIRK_BUFFER_BULK_IN 0x01
566 /* Bulk pkts in FTDI format, need special handling when combining packets */
567 #define USB_QUIRK_IS_FTDI 0x02
568
569 int usb_get_quirks(uint16_t vendor_id, uint16_t product_id,
570 uint8_t interface_class, uint8_t interface_subclass,
571 uint8_t interface_protocol);
572
573 #endif