Documentation/ABI/testing: configfs-based usb gadgets (5b92f46c) · Commits · e / devices / android_kernel_fairphone_FP4

Documentation/ABI/testing/configfs-usb-gadget

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			What: /config/usb-gadget
			Date: Jun 2013
			KenelVersion: 3.11
			Description:
			This group contains sub-groups corresponding to created
			USB gadgets.

			What: /config/usb-gadget/gadget
			Date: Jun 2013
			KenelVersion: 3.11
			Description:

			The attributes of a gadget:

			UDC - bind a gadget to UDC/unbind a gadget;
			write UDC's name found in /sys/class/udc/*
			to bind a gadget, empty string "" to unbind.

			bDeviceClass - USB device class code
			bDeviceSubClass - USB device subclass code
			bDeviceProtocol - USB device protocol code
			bMaxPacketSize0 - maximum endpoint 0 packet size
			bcdDevice - bcd device release number
			bcdUSB - bcd USB specification version number
			idProduct - product ID
			idVendor - vendor ID

			What: /config/usb-gadget/gadget/configs
			Date: Jun 2013
			KenelVersion: 3.11
			Description:
			This group contains a USB gadget's configurations

			What: /config/usb-gadget/gadget/configs/config
			Date: Jun 2013
			KernelVersion: 3.11
			Description:
			The attributes of a configuration:

			bmAttributes - configuration characteristics
			MaxPower - maximum power consumption from the bus

			What: /config/usb-gadget/gadget/configs/config/strings
			Date: Jun 2013
			KernelVersion: 3.11
			Description:
			This group contains subdirectories for language-specific
			strings for this configuration.

			What: /config/usb-gadget/gadget/configs/config/strings/language
			Date: Jun 2013
			KernelVersion: 3.11
			Description:
			The attributes:

			configuration - configuration description


			What: /config/usb-gadget/gadget/functions
			Date: Jun 2013
			KenelVersion: 3.11
			Description:
			This group contains functions available to this USB gadget.

			What: /config/usb-gadget/gadget/strings
			Date: Jun 2013
			KenelVersion: 3.11
			Description:
			This group contains subdirectories for language-specific
			strings for this gadget.

			What: /config/usb-gadget/gadget/strings/language
			Date: Jun 2013
			KenelVersion: 3.11
			Description:
			The attributes:

			serialnumber - gadget's serial number (string)
			product - gadget's product description
			manufacturer - gadget's manufacturer description

Documentation/ABI/testing/configfs-usb-gadget-acm

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			What: /config/usb-gadget/gadget/functions/acm.name
			Date: Jun 2013
			KenelVersion: 3.11
			Description:

			This item contains just one readonly attribute: port_num.
			It contains the port number of the /dev/ttyGS<n> device
			associated with acm function's instance "name".

Documentation/ABI/testing/configfs-usb-gadget-ecm

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			What: /config/usb-gadget/gadget/functions/ecm.name
			Date: Jun 2013
			KenelVersion: 3.11
			Description:
			The attributes:

			ifname - network device interface name associated with
			this function instance
			qmult - queue length multiplier for high and
			super speed
			host_addr - MAC address of host's end of this
			Ethernet over USB link
			dev_addr - MAC address of device's end of this
			Ethernet over USB link

Documentation/ABI/testing/configfs-usb-gadget-eem

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	What: /config/usb-gadget/gadget/functions/eem.name		What: /config/usb-gadget/gadget/functions/eem.name
	Date: May 2013		Date: Jun 2013
	KenelVersion: 3.11		KenelVersion: 3.11
	Description:		Description:
	The attributes:		The attributes:

Documentation/ABI/testing/configfs-usb-gadget-ncm

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			What: /config/usb-gadget/gadget/functions/ncm.name
			Date: Jun 2013
			KenelVersion: 3.11
			Description:
			The attributes:

			ifname - network device interface name associated with
			this function instance
			qmult - queue length multiplier for high and
			super speed
			host_addr - MAC address of host's end of this
			Ethernet over USB link
			dev_addr - MAC address of device's end of this
			Ethernet over USB link