USB Gadget API for Linux | ||
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no other task may be using this endpoint when this is called. any pending and uncompleted requests will complete with status indicating disconnect (-ESHUTDOWN) before this call returns. gadget drivers must call usb_ep_enable again before queueing requests to the endpoint.
returns zero, or a negative error code.
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usb_ep_enable | Up | usb_ep_alloc_request |