usb_find_alt_setting (9) - Linux Manuals

usb_find_alt_setting: Given a configuration, find the alternate setting for the given interface.

NAME

usb_find_alt_setting - Given a configuration, find the alternate setting for the given interface.

SYNOPSIS

struct usb_host_interface * usb_find_alt_setting(struct usb_host_config * config, unsigned int iface_num, unsigned int alt_num);

ARGUMENTS

config

the configuration to search (not necessarily the current config).

iface_num

interface number to search in

alt_num

alternate interface setting number to search for.

DESCRIPTION

Search the configuration's interface cache for the given alt setting.

RETURN

The alternate setting, if found. NULL otherwise.

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