On Tue, Aug 12, 2014 at 11:46:32AM -0500, Bin Liu wrote: > CPPI TX does not transmit ZLP for TX transfers which > - transfer size is multiple of EP packet size, > - and URB_ZERO_PACKET is set in urb->transfer_flags. > > The fix is transmitting the ZLP using PIO mode after the CPPI TX is > done. > > Validated using the following usbtest write case for MUSB host mode. > > # testusb -t1 -c1 is it still stable if you using -c 50000 ? Patch looks ok, but I'd like to make sure there are no races there while at it. -- balbi
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