usb_wait_anchor_empty_timeout (9) Linux Manual Page
usb_wait_anchor_empty_timeout – wait for an anchor to be unused
Synopsis
int usb_wait_anchor_empty_timeout(struct usb_anchor *anchor, unsigned int timeout);Arguments
anchor
-
- the anchor you want to become unused
timeout
- how long you are willing to wait in milliseconds
Description
Call this is you want to be sure all an anchor’s URBs have finished
Return
Non-zero if the anchor became unused. Zero on timeout.