Scroll to navigation

USB_ADD_FUNCTION(9) Kernel Mode Gadget API USB_ADD_FUNCTION(9)

NAME

usb_add_function - add a function to a configuration

SYNOPSIS

int usb_add_function(struct usb_configuration * config, struct usb_function * function);

ARGUMENTS

config
the configuration
function
the function being added

CONTEXT

single threaded during gadget setup

DESCRIPTION

After initialization, each configuration must have one or more functions added to it. Adding a function involves calling its @ bind method to allocate resources such as interface and string identifiers and endpoints.
This function returns the value of the function's bind, which is zero for success else a negative errno value.

AUTHOR

David Brownell <dbrownell@users.sourceforge.net>
Author.

COPYRIGHT

May 2018 Kernel Hackers Manual 3.16