Hi Thinh,

Thinh Nguyen <Thinh.Nguyen@synopsys.com> writes:
> If dwc3 fails to issue START_TRANSFER/UPDATE_TRANSFER command, then we
> should properly end an active transfer and give back all the started
> requests. However if it's for an isoc endpoint, the failure maybe due to
> bus-expiry status. In this case, don't give back the requests and wait
> for the next retry.
>
> Fixes: 72246da40f37 ("usb: Introduce DesignWare USB3 DRD Driver")
> Signed-off-by: Thinh Nguyen <thinhn@synopsys.com>

could you give some details regarding when does this happen?

-- 
balbi