Re: [PATCH 0/6] usb: gadget: add mechanism to asynchronously validate data stage of ctrl out request

From: Bin Liu
Date: Thu Oct 11 2018 - 15:31:51 EST


On Tue, Oct 09, 2018 at 10:48:57PM -0400, Paul Elder wrote:
> This patch series adds a mechanism to allow asynchronously validating
> the data stage of a control out request, and for stalling or suceeding
> the request accordingly. This mechanism is implemented for MUSB, and is
> used by UVC. At the same time, UVC packages the setup stage and data

Why is this for MUSB only? Other UDC such as DWC3 doesn't need this?