gadget/function/u_ether.h

1 /* SPDX-License-Identifier: GPL-2.0+ */
3  * u_ether.h -- interface to USB gadget "ethernet link" utilities
5  * Copyright (C) 2003-2005,2008 David Brownell
6  * Copyright (C) 2003-2004 Robert Schwebel, Benedikt Spranger
33 	MODULE_PARM_DESC(dev_addr, "Device Ethernet Address");		\
37 	MODULE_PARM_DESC(host_addr, "Host Ethernet Address")
42  * This represents the USB side of an "ethernet" link, managed by a USB
44  * in different configurations could share the same ethernet link/netdev,
96 /* gether_setup - initialize one ethernet-over-usb link
98  * @ethaddr: NULL, or a buffer in which the ethernet address of the
122  * gether_register_netdev - register the net device
125  * Registers the net device associated with this ethernet-over-usb link
130 /* gether_setup_default - initialize one ethernet-over-usb link
145  * gether_set_gadget - initialize one ethernet-over-usb link with a gadget
149  * This associates one ethernet-over-usb link with a gadget.
154  * gether_set_dev_addr - initialize an ethernet-over-usb link with eth address
158  * This sets the device-side Ethernet address of this ethernet-over-usb link
165  * gether_get_dev_addr - get an ethernet-over-usb link eth address
170  * This gets the device-side Ethernet address of this ethernet-over-usb link.
176  * gether_set_host_addr - initialize an ethernet-over-usb link with host address
180  * This sets the host-side Ethernet address of this ethernet-over-usb link
187  * gether_get_host_addr - get an ethernet-over-usb link host address
192  * This gets the host-side Ethernet address of this ethernet-over-usb link.
198  * gether_get_host_addr_cdc - get an ethernet-over-usb link host address
203  * This gets the CDC formatted host-side Ethernet address of this
204  * ethernet-over-usb link.
210  * gether_get_host_addr_u8 - get an ethernet-over-usb link host address
214  * This gets the binary formatted host-side Ethernet address of this
215  * ethernet-over-usb link.
220  * gether_set_qmult - initialize an ethernet-over-usb link with a multiplier
224  * This sets the queue length multiplier of this ethernet-over-usb link.
230  * gether_get_qmult - get an ethernet-over-usb link multiplier
233  * This gets the queue length multiplier of this ethernet-over-usb link.
238  * gether_get_ifname - get an ethernet-over-usb link interface name
243  * This gets the interface name of this ethernet-over-usb link.
249  * gether_set_ifname - set an ethernet-over-usb link interface name
254  * This sets the interface name of this ethernet-over-usb link.
269 /* Some controllers can't support CDC Ethernet (ECM) ... */
282 /* peak (theoretical) bulk transfer rate in bits-per-second */
285 	if (g->speed >= USB_SPEED_SUPER_PLUS)  in gether_bitrate()
287 	if (g->speed == USB_SPEED_SUPER)  in gether_bitrate()
289 	else if (g->speed == USB_SPEED_HIGH)  in gether_bitrate()