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33#ifndef __LINUX_USB_CH9_H
34#define __LINUX_USB_CH9_H
35
36#include <linux/types.h>
37#include <asm/byteorder.h>
38#include <asm/unaligned.h>
39
40
41
42
43
44
45
46
47
48
49
50#define USB_DIR_OUT 0
51#define USB_DIR_IN 0x80
52
53
54
55
56#define USB_TYPE_MASK (0x03 << 5)
57#define USB_TYPE_STANDARD (0x00 << 5)
58#define USB_TYPE_CLASS (0x01 << 5)
59#define USB_TYPE_VENDOR (0x02 << 5)
60#define USB_TYPE_RESERVED (0x03 << 5)
61
62
63
64
65#define USB_RECIP_MASK 0x1f
66#define USB_RECIP_DEVICE 0x00
67#define USB_RECIP_INTERFACE 0x01
68#define USB_RECIP_ENDPOINT 0x02
69#define USB_RECIP_OTHER 0x03
70
71#define USB_RECIP_PORT 0x04
72#define USB_RECIP_RPIPE 0x05
73
74
75
76
77
78
79
80
81#define USB_REQ_GET_STATUS 0x00
82#define USB_REQ_CLEAR_FEATURE 0x01
83#define USB_REQ_SET_FEATURE 0x03
84#define USB_REQ_SET_ADDRESS 0x05
85#define USB_REQ_GET_DESCRIPTOR 0x06
86#define USB_REQ_SET_DESCRIPTOR 0x07
87#define USB_REQ_GET_CONFIGURATION 0x08
88#define USB_REQ_SET_CONFIGURATION 0x09
89#define USB_REQ_GET_INTERFACE 0x0A
90#define USB_REQ_SET_INTERFACE 0x0B
91#define USB_REQ_SYNCH_FRAME 0x0C
92#define USB_REQ_SET_SEL 0x30
93#define USB_REQ_SET_ISOCH_DELAY 0x31
94
95#define USB_REQ_SET_ENCRYPTION 0x0D
96#define USB_REQ_GET_ENCRYPTION 0x0E
97#define USB_REQ_RPIPE_ABORT 0x0E
98#define USB_REQ_SET_HANDSHAKE 0x0F
99#define USB_REQ_RPIPE_RESET 0x0F
100#define USB_REQ_GET_HANDSHAKE 0x10
101#define USB_REQ_SET_CONNECTION 0x11
102#define USB_REQ_SET_SECURITY_DATA 0x12
103#define USB_REQ_GET_SECURITY_DATA 0x13
104#define USB_REQ_SET_WUSB_DATA 0x14
105#define USB_REQ_LOOPBACK_DATA_WRITE 0x15
106#define USB_REQ_LOOPBACK_DATA_READ 0x16
107#define USB_REQ_SET_INTERFACE_DS 0x17
108
109
110
111
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114
115
116
117
118
119
120#define USB_DEVICE_SELF_POWERED 0
121#define USB_DEVICE_REMOTE_WAKEUP 1
122#define USB_DEVICE_TEST_MODE 2
123#define USB_DEVICE_BATTERY 2
124#define USB_DEVICE_B_HNP_ENABLE 3
125#define USB_DEVICE_WUSB_DEVICE 3
126#define USB_DEVICE_A_HNP_SUPPORT 4
127#define USB_DEVICE_A_ALT_HNP_SUPPORT 5
128#define USB_DEVICE_DEBUG_MODE 6
129
130
131
132
133
134#define TEST_J 1
135#define TEST_K 2
136#define TEST_SE0_NAK 3
137#define TEST_PACKET 4
138#define TEST_FORCE_EN 5
139
140
141
142
143
144#define USB_DEVICE_U1_ENABLE 48
145#define USB_DEVICE_U2_ENABLE 49
146#define USB_DEVICE_LTM_ENABLE 50
147#define USB_INTRF_FUNC_SUSPEND 0
148
149#define USB_INTR_FUNC_SUSPEND_OPT_MASK 0xFF00
150
151
152
153#define USB_INTRF_FUNC_SUSPEND_LP (1 << (8 + 0))
154#define USB_INTRF_FUNC_SUSPEND_RW (1 << (8 + 1))
155
156#define USB_ENDPOINT_HALT 0
157
158
159#define USB_DEV_STAT_U1_ENABLED 2
160#define USB_DEV_STAT_U2_ENABLED 3
161#define USB_DEV_STAT_LTM_ENABLED 4
162
163
164
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178
179
180struct usb_ctrlrequest {
181 __u8 bRequestType;
182 __u8 bRequest;
183 __le16 wValue;
184 __le16 wIndex;
185 __le16 wLength;
186} __attribute__ ((packed));
187
188
189
190
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192
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198
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203
204
205
206#define USB_DT_DEVICE 0x01
207#define USB_DT_CONFIG 0x02
208#define USB_DT_STRING 0x03
209#define USB_DT_INTERFACE 0x04
210#define USB_DT_ENDPOINT 0x05
211#define USB_DT_DEVICE_QUALIFIER 0x06
212#define USB_DT_OTHER_SPEED_CONFIG 0x07
213#define USB_DT_INTERFACE_POWER 0x08
214
215#define USB_DT_OTG 0x09
216#define USB_DT_DEBUG 0x0a
217#define USB_DT_INTERFACE_ASSOCIATION 0x0b
218
219#define USB_DT_SECURITY 0x0c
220#define USB_DT_KEY 0x0d
221#define USB_DT_ENCRYPTION_TYPE 0x0e
222#define USB_DT_BOS 0x0f
223#define USB_DT_DEVICE_CAPABILITY 0x10
224#define USB_DT_WIRELESS_ENDPOINT_COMP 0x11
225#define USB_DT_WIRE_ADAPTER 0x21
226#define USB_DT_RPIPE 0x22
227#define USB_DT_CS_RADIO_CONTROL 0x23
228
229#define USB_DT_PIPE_USAGE 0x24
230
231#define USB_DT_SS_ENDPOINT_COMP 0x30
232
233#define USB_DT_HID_REPORT 0x22
234
235
236
237
238
239#define USB_DT_CS_DEVICE (USB_TYPE_CLASS | USB_DT_DEVICE)
240#define USB_DT_CS_CONFIG (USB_TYPE_CLASS | USB_DT_CONFIG)
241#define USB_DT_CS_STRING (USB_TYPE_CLASS | USB_DT_STRING)
242#define USB_DT_CS_INTERFACE (USB_TYPE_CLASS | USB_DT_INTERFACE)
243#define USB_DT_CS_ENDPOINT (USB_TYPE_CLASS | USB_DT_ENDPOINT)
244
245
246struct usb_descriptor_header {
247 __u8 bLength;
248 __u8 bDescriptorType;
249} __attribute__ ((packed));
250
251
252
253
254
255struct usb_device_descriptor {
256 __u8 bLength;
257 __u8 bDescriptorType;
258
259 __le16 bcdUSB;
260 __u8 bDeviceClass;
261 __u8 bDeviceSubClass;
262 __u8 bDeviceProtocol;
263 __u8 bMaxPacketSize0;
264 __le16 idVendor;
265 __le16 idProduct;
266 __le16 bcdDevice;
267 __u8 iManufacturer;
268 __u8 iProduct;
269 __u8 iSerialNumber;
270 __u8 bNumConfigurations;
271} __attribute__ ((packed));
272
273#define USB_DT_DEVICE_SIZE 18
274
275
276
277
278
279
280
281#define USB_CLASS_PER_INTERFACE 0
282#define USB_CLASS_AUDIO 1
283#define USB_CLASS_COMM 2
284#define USB_CLASS_HID 3
285#define USB_CLASS_PHYSICAL 5
286#define USB_CLASS_STILL_IMAGE 6
287#define USB_CLASS_PRINTER 7
288#define USB_CLASS_MASS_STORAGE 8
289#define USB_CLASS_HUB 9
290#define USB_CLASS_CDC_DATA 0x0a
291#define USB_CLASS_CSCID 0x0b
292#define USB_CLASS_CONTENT_SEC 0x0d
293#define USB_CLASS_VIDEO 0x0e
294#define USB_CLASS_WIRELESS_CONTROLLER 0xe0
295#define USB_CLASS_MISC 0xef
296#define USB_CLASS_APP_SPEC 0xfe
297#define USB_CLASS_VENDOR_SPEC 0xff
298
299#define USB_SUBCLASS_VENDOR_SPEC 0xff
300
301
302
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308
309
310
311struct usb_config_descriptor {
312 __u8 bLength;
313 __u8 bDescriptorType;
314
315 __le16 wTotalLength;
316 __u8 bNumInterfaces;
317 __u8 bConfigurationValue;
318 __u8 iConfiguration;
319 __u8 bmAttributes;
320 __u8 bMaxPower;
321} __attribute__ ((packed));
322
323#define USB_DT_CONFIG_SIZE 9
324
325
326#define USB_CONFIG_ATT_ONE (1 << 7)
327#define USB_CONFIG_ATT_SELFPOWER (1 << 6)
328#define USB_CONFIG_ATT_WAKEUP (1 << 5)
329#define USB_CONFIG_ATT_BATTERY (1 << 4)
330
331
332
333
334struct usb_string_descriptor {
335 __u8 bLength;
336 __u8 bDescriptorType;
337
338 __le16 wData[1];
339} __attribute__ ((packed));
340
341
342
343
344
345
346
347
348struct usb_interface_descriptor {
349 __u8 bLength;
350 __u8 bDescriptorType;
351
352 __u8 bInterfaceNumber;
353 __u8 bAlternateSetting;
354 __u8 bNumEndpoints;
355 __u8 bInterfaceClass;
356 __u8 bInterfaceSubClass;
357 __u8 bInterfaceProtocol;
358 __u8 iInterface;
359} __attribute__ ((packed));
360
361#define USB_DT_INTERFACE_SIZE 9
362
363
364
365
366struct usb_endpoint_descriptor {
367 __u8 bLength;
368 __u8 bDescriptorType;
369
370 __u8 bEndpointAddress;
371 __u8 bmAttributes;
372 __le16 wMaxPacketSize;
373 __u8 bInterval;
374
375
376
377 __u8 bRefresh;
378 __u8 bSynchAddress;
379} __attribute__ ((packed));
380
381#define USB_DT_ENDPOINT_SIZE 7
382#define USB_DT_ENDPOINT_AUDIO_SIZE 9
383
384
385struct usb_generic_descriptor {
386 __u8 bLength;
387 __u8 bDescriptorType;
388};
389
390struct __packed usb_class_hid_descriptor {
391 u8 bLength;
392 u8 bDescriptorType;
393 u16 bcdCDC;
394 u8 bCountryCode;
395 u8 bNumDescriptors;
396 u8 bDescriptorType0;
397 u16 wDescriptorLength0;
398
399};
400
401struct __packed usb_class_report_descriptor {
402 u8 bLength;
403 u8 bDescriptorType;
404 u16 wLength;
405 u8 bData[0];
406};
407
408
409
410
411#define USB_ENDPOINT_NUMBER_MASK 0x0f
412#define USB_ENDPOINT_DIR_MASK 0x80
413
414#define USB_ENDPOINT_XFERTYPE_MASK 0x03
415#define USB_ENDPOINT_XFER_CONTROL 0
416#define USB_ENDPOINT_XFER_ISOC 1
417#define USB_ENDPOINT_XFER_BULK 2
418#define USB_ENDPOINT_XFER_INT 3
419#define USB_ENDPOINT_MAX_ADJUSTABLE 0x80
420
421
422#define USB_ENDPOINT_INTRTYPE 0x30
423#define USB_ENDPOINT_INTR_PERIODIC (0 << 4)
424#define USB_ENDPOINT_INTR_NOTIFICATION (1 << 4)
425
426#define USB_ENDPOINT_SYNCTYPE 0x0c
427#define USB_ENDPOINT_SYNC_NONE (0 << 2)
428#define USB_ENDPOINT_SYNC_ASYNC (1 << 2)
429#define USB_ENDPOINT_SYNC_ADAPTIVE (2 << 2)
430#define USB_ENDPOINT_SYNC_SYNC (3 << 2)
431
432#define USB_ENDPOINT_USAGE_MASK 0x30
433#define USB_ENDPOINT_USAGE_DATA 0x00
434#define USB_ENDPOINT_USAGE_FEEDBACK 0x10
435#define USB_ENDPOINT_USAGE_IMPLICIT_FB 0x20
436
437
438
439
440
441
442
443
444
445static inline int usb_endpoint_num(const struct usb_endpoint_descriptor *epd)
446{
447 return epd->bEndpointAddress & USB_ENDPOINT_NUMBER_MASK;
448}
449
450
451
452
453
454
455
456
457static inline int usb_endpoint_type(const struct usb_endpoint_descriptor *epd)
458{
459 return epd->bmAttributes & USB_ENDPOINT_XFERTYPE_MASK;
460}
461
462
463
464
465
466
467
468static inline int usb_endpoint_dir_in(const struct usb_endpoint_descriptor *epd)
469{
470 return ((epd->bEndpointAddress & USB_ENDPOINT_DIR_MASK) == USB_DIR_IN);
471}
472
473
474
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476
477
478
479static inline int usb_endpoint_dir_out(
480 const struct usb_endpoint_descriptor *epd)
481{
482 return ((epd->bEndpointAddress & USB_ENDPOINT_DIR_MASK) == USB_DIR_OUT);
483}
484
485
486
487
488
489
490
491static inline int usb_endpoint_xfer_bulk(
492 const struct usb_endpoint_descriptor *epd)
493{
494 return ((epd->bmAttributes & USB_ENDPOINT_XFERTYPE_MASK) ==
495 USB_ENDPOINT_XFER_BULK);
496}
497
498
499
500
501
502
503
504static inline int usb_endpoint_xfer_control(
505 const struct usb_endpoint_descriptor *epd)
506{
507 return ((epd->bmAttributes & USB_ENDPOINT_XFERTYPE_MASK) ==
508 USB_ENDPOINT_XFER_CONTROL);
509}
510
511
512
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514
515
516
517
518static inline int usb_endpoint_xfer_int(
519 const struct usb_endpoint_descriptor *epd)
520{
521 return ((epd->bmAttributes & USB_ENDPOINT_XFERTYPE_MASK) ==
522 USB_ENDPOINT_XFER_INT);
523}
524
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527
528
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530
531
532static inline int usb_endpoint_xfer_isoc(
533 const struct usb_endpoint_descriptor *epd)
534{
535 return ((epd->bmAttributes & USB_ENDPOINT_XFERTYPE_MASK) ==
536 USB_ENDPOINT_XFER_ISOC);
537}
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541
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544
545
546static inline int usb_endpoint_is_bulk_in(
547 const struct usb_endpoint_descriptor *epd)
548{
549 return usb_endpoint_xfer_bulk(epd) && usb_endpoint_dir_in(epd);
550}
551
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557
558
559static inline int usb_endpoint_is_bulk_out(
560 const struct usb_endpoint_descriptor *epd)
561{
562 return usb_endpoint_xfer_bulk(epd) && usb_endpoint_dir_out(epd);
563}
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571
572static inline int usb_endpoint_is_int_in(
573 const struct usb_endpoint_descriptor *epd)
574{
575 return usb_endpoint_xfer_int(epd) && usb_endpoint_dir_in(epd);
576}
577
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583
584
585static inline int usb_endpoint_is_int_out(
586 const struct usb_endpoint_descriptor *epd)
587{
588 return usb_endpoint_xfer_int(epd) && usb_endpoint_dir_out(epd);
589}
590
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596
597
598static inline int usb_endpoint_is_isoc_in(
599 const struct usb_endpoint_descriptor *epd)
600{
601 return usb_endpoint_xfer_isoc(epd) && usb_endpoint_dir_in(epd);
602}
603
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609
610
611static inline int usb_endpoint_is_isoc_out(
612 const struct usb_endpoint_descriptor *epd)
613{
614 return usb_endpoint_xfer_isoc(epd) && usb_endpoint_dir_out(epd);
615}
616
617
618
619
620
621
622
623static inline int usb_endpoint_maxp(const struct usb_endpoint_descriptor *epd)
624{
625 return __le16_to_cpu(get_unaligned(&epd->wMaxPacketSize));
626}
627
628static inline int usb_endpoint_interrupt_type(
629 const struct usb_endpoint_descriptor *epd)
630{
631 return epd->bmAttributes & USB_ENDPOINT_INTRTYPE;
632}
633
634
635
636
637struct usb_ss_ep_comp_descriptor {
638 __u8 bLength;
639 __u8 bDescriptorType;
640
641 __u8 bMaxBurst;
642 __u8 bmAttributes;
643 __le16 wBytesPerInterval;
644} __attribute__ ((packed));
645
646#define USB_DT_SS_EP_COMP_SIZE 6
647
648
649static inline int
650usb_ss_max_streams(const struct usb_ss_ep_comp_descriptor *comp)
651{
652 int max_streams;
653
654 if (!comp)
655 return 0;
656
657 max_streams = comp->bmAttributes & 0x1f;
658
659 if (!max_streams)
660 return 0;
661
662 max_streams = 1 << max_streams;
663
664 return max_streams;
665}
666
667
668#define USB_SS_MULT(p) (1 + ((p) & 0x3))
669
670
671
672
673struct usb_qualifier_descriptor {
674 __u8 bLength;
675 __u8 bDescriptorType;
676
677 __le16 bcdUSB;
678 __u8 bDeviceClass;
679 __u8 bDeviceSubClass;
680 __u8 bDeviceProtocol;
681 __u8 bMaxPacketSize0;
682 __u8 bNumConfigurations;
683 __u8 bRESERVED;
684} __attribute__ ((packed));
685
686
687
688
689
690struct usb_otg_descriptor {
691 __u8 bLength;
692 __u8 bDescriptorType;
693
694 __u8 bmAttributes;
695} __attribute__ ((packed));
696
697
698#define USB_OTG_SRP (1 << 0)
699#define USB_OTG_HNP (1 << 1)
700
701
702
703
704struct usb_debug_descriptor {
705 __u8 bLength;
706 __u8 bDescriptorType;
707
708
709 __u8 bDebugInEndpoint;
710 __u8 bDebugOutEndpoint;
711} __attribute__((packed));
712
713
714
715
716struct usb_interface_assoc_descriptor {
717 __u8 bLength;
718 __u8 bDescriptorType;
719
720 __u8 bFirstInterface;
721 __u8 bInterfaceCount;
722 __u8 bFunctionClass;
723 __u8 bFunctionSubClass;
724 __u8 bFunctionProtocol;
725 __u8 iFunction;
726} __attribute__ ((packed));
727
728
729
730
731
732
733
734struct usb_security_descriptor {
735 __u8 bLength;
736 __u8 bDescriptorType;
737
738 __le16 wTotalLength;
739 __u8 bNumEncryptionTypes;
740} __attribute__((packed));
741
742
743
744
745
746
747struct usb_key_descriptor {
748 __u8 bLength;
749 __u8 bDescriptorType;
750
751 __u8 tTKID[3];
752 __u8 bReserved;
753 __u8 bKeyData[0];
754} __attribute__((packed));
755
756
757
758
759struct usb_encryption_descriptor {
760 __u8 bLength;
761 __u8 bDescriptorType;
762
763 __u8 bEncryptionType;
764#define USB_ENC_TYPE_UNSECURE 0
765#define USB_ENC_TYPE_WIRED 1
766#define USB_ENC_TYPE_CCM_1 2
767#define USB_ENC_TYPE_RSA_1 3
768 __u8 bEncryptionValue;
769 __u8 bAuthKeyIndex;
770} __attribute__((packed));
771
772
773
774
775
776struct usb_bos_descriptor {
777 __u8 bLength;
778 __u8 bDescriptorType;
779
780 __le16 wTotalLength;
781 __u8 bNumDeviceCaps;
782} __attribute__((packed));
783
784#define USB_DT_BOS_SIZE 5
785
786
787
788struct usb_dev_cap_header {
789 __u8 bLength;
790 __u8 bDescriptorType;
791 __u8 bDevCapabilityType;
792} __attribute__((packed));
793
794#define USB_CAP_TYPE_WIRELESS_USB 1
795
796struct usb_wireless_cap_descriptor {
797 __u8 bLength;
798 __u8 bDescriptorType;
799 __u8 bDevCapabilityType;
800
801 __u8 bmAttributes;
802#define USB_WIRELESS_P2P_DRD (1 << 1)
803#define USB_WIRELESS_BEACON_MASK (3 << 2)
804#define USB_WIRELESS_BEACON_SELF (1 << 2)
805#define USB_WIRELESS_BEACON_DIRECTED (2 << 2)
806#define USB_WIRELESS_BEACON_NONE (3 << 2)
807 __le16 wPHYRates;
808#define USB_WIRELESS_PHY_53 (1 << 0)
809#define USB_WIRELESS_PHY_80 (1 << 1)
810#define USB_WIRELESS_PHY_107 (1 << 2)
811#define USB_WIRELESS_PHY_160 (1 << 3)
812#define USB_WIRELESS_PHY_200 (1 << 4)
813#define USB_WIRELESS_PHY_320 (1 << 5)
814#define USB_WIRELESS_PHY_400 (1 << 6)
815#define USB_WIRELESS_PHY_480 (1 << 7)
816 __u8 bmTFITXPowerInfo;
817 __u8 bmFFITXPowerInfo;
818 __le16 bmBandGroup;
819 __u8 bReserved;
820} __attribute__((packed));
821
822
823#define USB_CAP_TYPE_EXT 2
824
825struct usb_ext_cap_descriptor {
826 __u8 bLength;
827 __u8 bDescriptorType;
828 __u8 bDevCapabilityType;
829 __le32 bmAttributes;
830#define USB_LPM_SUPPORT (1 << 1)
831#define USB_BESL_SUPPORT (1 << 2)
832#define USB_BESL_BASELINE_VALID (1 << 3)
833#define USB_BESL_DEEP_VALID (1 << 4)
834#define USB_GET_BESL_BASELINE(p) (((p) & (0xf << 8)) >> 8)
835#define USB_GET_BESL_DEEP(p) (((p) & (0xf << 12)) >> 12)
836} __attribute__((packed));
837
838#define USB_DT_USB_EXT_CAP_SIZE 7
839
840
841
842
843
844#define USB_SS_CAP_TYPE 3
845struct usb_ss_cap_descriptor {
846 __u8 bLength;
847 __u8 bDescriptorType;
848 __u8 bDevCapabilityType;
849 __u8 bmAttributes;
850#define USB_LTM_SUPPORT (1 << 1)
851 __le16 wSpeedSupported;
852#define USB_LOW_SPEED_OPERATION (1)
853#define USB_FULL_SPEED_OPERATION (1 << 1)
854#define USB_HIGH_SPEED_OPERATION (1 << 2)
855#define USB_5GBPS_OPERATION (1 << 3)
856 __u8 bFunctionalitySupport;
857 __u8 bU1devExitLat;
858 __le16 bU2DevExitLat;
859} __attribute__((packed));
860
861#define USB_DT_USB_SS_CAP_SIZE 10
862
863
864
865
866
867#define CONTAINER_ID_TYPE 4
868struct usb_ss_container_id_descriptor {
869 __u8 bLength;
870 __u8 bDescriptorType;
871 __u8 bDevCapabilityType;
872 __u8 bReserved;
873 __u8 ContainerID[16];
874} __attribute__((packed));
875
876#define USB_DT_USB_SS_CONTN_ID_SIZE 20
877
878
879
880
881
882struct usb_wireless_ep_comp_descriptor {
883 __u8 bLength;
884 __u8 bDescriptorType;
885
886 __u8 bMaxBurst;
887 __u8 bMaxSequence;
888 __le16 wMaxStreamDelay;
889 __le16 wOverTheAirPacketSize;
890 __u8 bOverTheAirInterval;
891 __u8 bmCompAttributes;
892#define USB_ENDPOINT_SWITCH_MASK 0x03
893#define USB_ENDPOINT_SWITCH_NO 0
894#define USB_ENDPOINT_SWITCH_SWITCH 1
895#define USB_ENDPOINT_SWITCH_SCALE 2
896} __attribute__((packed));
897
898
899
900
901
902
903
904struct usb_handshake {
905 __u8 bMessageNumber;
906 __u8 bStatus;
907 __u8 tTKID[3];
908 __u8 bReserved;
909 __u8 CDID[16];
910 __u8 nonce[16];
911 __u8 MIC[8];
912} __attribute__((packed));
913
914
915
916
917
918
919
920struct usb_connection_context {
921 __u8 CHID[16];
922 __u8 CDID[16];
923 __u8 CK[16];
924} __attribute__((packed));
925
926
927
928
929
930enum usb_device_speed {
931 USB_SPEED_UNKNOWN = 0,
932 USB_SPEED_LOW, USB_SPEED_FULL,
933 USB_SPEED_HIGH,
934 USB_SPEED_WIRELESS,
935 USB_SPEED_SUPER,
936};
937
938#ifdef __KERNEL__
939
940
941
942
943
944
945
946extern const char *usb_speed_string(enum usb_device_speed speed);
947
948#endif
949
950enum usb_device_state {
951
952
953
954 USB_STATE_NOTATTACHED = 0,
955
956
957 USB_STATE_ATTACHED,
958 USB_STATE_POWERED,
959 USB_STATE_RECONNECTING,
960 USB_STATE_UNAUTHENTICATED,
961 USB_STATE_DEFAULT,
962 USB_STATE_ADDRESS,
963 USB_STATE_CONFIGURED,
964
965 USB_STATE_SUSPENDED
966
967
968
969
970
971
972
973};
974
975enum usb3_link_state {
976 USB3_LPM_U0 = 0,
977 USB3_LPM_U1,
978 USB3_LPM_U2,
979 USB3_LPM_U3
980};
981
982
983
984
985
986
987
988
989
990
991
992
993
994
995
996
997
998
999
1000#define USB3_LPM_DISABLED 0x0
1001#define USB3_LPM_U1_MAX_TIMEOUT 0x7F
1002#define USB3_LPM_U2_MAX_TIMEOUT 0xFE
1003#define USB3_LPM_DEVICE_INITIATED 0xFF
1004
1005struct usb_set_sel_req {
1006 __u8 u1_sel;
1007 __u8 u1_pel;
1008 __le16 u2_sel;
1009 __le16 u2_pel;
1010} __attribute__ ((packed));
1011
1012
1013
1014
1015
1016
1017#define USB3_LPM_MAX_U1_SEL_PEL 0xFF
1018#define USB3_LPM_MAX_U2_SEL_PEL 0xFFFF
1019
1020
1021
1022
1023
1024
1025
1026
1027
1028#define USB_SELF_POWER_VBUS_MAX_DRAW 100
1029
1030
1031
1032
1033
1034
1035
1036
1037
1038struct usb_string {
1039 u8 id;
1040 const char *s;
1041};
1042
1043#endif
1044