hi Sarah and Greg: 2014-03-06 23:25 GMT+08:00 vichy <vichy.kuo@xxxxxxxxx>: > hi Greg: > > 2014-03-06 22:49 GMT+08:00 Greg KH <gregkh@xxxxxxxxxxxxxxxxxxx>: >> On Thu, Mar 06, 2014 at 10:35:24PM +0800, vichy wrote: >>> hi sarah: >>> > Can you send me the output of `sudo lsusb -v` for when the device is >>> > under EHCI and when it's under xHCI? Also, please take a usbmon trace, >>> > as described by >>> > http://lxr.free-electrons.com/source/Documentation/usb/usbmon.txt >>> > >>> > Start the trace just before you plug the device in. Take one trace when >>> > the device under EHCI, and one when it's under xHCI. >>> Please reference the attachment >>> >>> > >>> >> Below is my host environment >>> > >>> > Which kernel are you running? >>> Linux 3.13.0 >> >> Please try 3.13.5, as a number of known USB .3 bugs have been fixed in >> there since 3.13.0 1. I attach lsusb -v log fro xhci and ehci. 2. I try kernel 3.14.rc5 but xhci port still cannot enable modem successfully thanks for your help,
Attachment:
ehci.xhci.lsusb.log.tar.bz2
Description: BZip2 compressed data
