On 11/24/2016 1:15 PM, Stefan Wahren wrote: > Hi John, > >> John Youn <[email protected]> hat am 18. Oktober 2016 um 02:36 >> geschrieben: >> >> >> This reverts commit aa381a7259c3 ("usb: dwc2: gadget: fix TX FIFO size >> and address initialization"). >> >> The original commit removed the FIFO size programming per endpoint. The >> DPTXFSIZn register is also used for DIEPTXFn and the SIZE field is r/w >> in dedicated fifo mode. So it isn't appropriate to simply remove this >> initialization as it might break existing behavior. >> >> Also, some cores might not have enough fifo space to handle the >> programming method used in the reverted patch, resulting in fifo >> initialization failure. > > since the original patch is still necessary for bcm2835 gadget support i want > to > know if there is an alternative solution? > > Stefan >
Hi Stefan, We are working on a solution to have the driver initialize the FIFOs more intelligently as the default behavior so it should never fail. Regards, John -- To unsubscribe from this list: send the line "unsubscribe linux-usb" in the body of a message to [email protected] More majordomo info at http://vger.kernel.org/majordomo-info.html
