On Sun, Nov 10, 2013 at 10:50:45AM +0000, Martin Kittel wrote: > Hi, > > I had trouble getting my MCE remote control to work on my new Intel > mainboard. It was working fine with older boards but with the new board > there would be no reply from the remote just after the setup package was > received during the init phase. > I traced the problem down to the mceusb_dev_recv function where the received > urb is resubmitted again. The problem is that my new board is so blazing > fast that the initial urb was processed in less than a single 125 > microsecond interval, so the urb as it was received had urb->interval set to 0. > As the urb is just resubmitted as it came in it now had an invalid interval > set and was rejected. > The patch just resets urb->interval to its initial value and adds some error > diagnostics (which would have saved me a lot of time during my analysis). What mceusb devices is this? Could you provide lsusb -vvv output please? Also what usb hub are you using? Another user is reporting problems with an xhci hub. Sean -- To unsubscribe from this list: send the line "unsubscribe linux-media" in the body of a message to majordomo@xxxxxxxxxxxxxxx More majordomo info at http://vger.kernel.org/majordomo-info.html
