xref: /linux/Documentation/ABI/testing/sysfs-platform-usbip-vudc (revision 718e43b5f850a8fb52933ac5ecf29f5eef48a349)
1What:		/sys/devices/platform/usbip-vudc.%d/dev_desc
2Date:		April 2016
3KernelVersion:	4.6
4Contact:	Krzysztof Opasiak <k.opasiak@samsung.com>
5Description:
6		This file allows to read device descriptor of
7		gadget driver which is currently bound to this
8		controller. It is possible to read this file
9		only if gadget driver is bound, otherwise error
10		is returned.
11
12What:		/sys/devices/platform/usbip-vudc.%d/usbip_status
13Date:		April 2016
14KernelVersion:	4.6
15Contact:	Krzysztof Opasiak <k.opasiak@samsung.com>
16Description:
17		Current status of the device.
18		Allowed values:
19
20		==  ==========================================
21		1   Device is available and can be exported
22		2   Device is currently exported
23		3   Fatal error occurred during communication
24		    with peer
25		==  ==========================================
26
27What:		/sys/devices/platform/usbip-vudc.%d/usbip_sockfd
28Date:		April 2016
29KernelVersion:	4.6
30Contact:	Krzysztof Opasiak <k.opasiak@samsung.com>
31Description:
32		This file allows to export usb device to
33		connection peer. It is done by writing to this
34		file socket fd (as a string for example "8")
35		associated with a connection to remote peer who
36		would like to use this device. It is possible to
37		close the connection by writing -1 instead of
38		socked fd.
39