usb_free_streams
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Name

usb_free_streams — free bulk endpoint stream IDs.

Synopsis

int usb_free_streams (struct usb_interface * interface,
 struct usb_host_endpoint ** eps,
 unsigned int num_eps,
 gfp_t mem_flags);
 

Arguments

interface

alternate setting that includes all endpoints.

eps

array of endpoints to remove streams from.

num_eps

number of endpoints in the array.

mem_flags

flags hcd should use to allocate memory.

Description

Reverts a group of bulk endpoints back to not using stream IDs. Can fail if we are given bad arguments, or HCD is broken.

Return

0 on success. On failure, a negative error code.

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