On Fri, Apr 04, 2014 at 09:58:10AM +0200, Marco Zamponi wrote: > I am developing a usb perihperal with the goal of high data throughput > on a freescla i.Mx6 (phyFlex). > My current UDC driver is "fsl-usb2-udc" on kernel 3.0.35. > I was recommended the chipidea driver introduced in kernel 3.5 since > it would perform better. > Currently I have speed issues when I use gadgetfs with bulk transfer > (~15MB/s) and I was wondering if the UDC driver could really be such a > bottleneck. > Thanks for any input! > --
Which kernel branch you are using? Mainline or internal? The bottleneck should not be at udc driver, try to improve gadgetfs, and send as many as requests to udc driver. -- Best Regards, Peter Chen -- To unsubscribe from this list: send the line "unsubscribe linux-usb" in the body of a message to majord...@vger.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html
