On Thu, Sep 09, 2010 at 12:13:37PM -0700, John Youn wrote: > > > I've tested the patches with our hardware and it doesn't show up in > > lsusb. It shows up in /proc/bus/usb/devices and it also works fine as > > both a 2.0 and 3.0 hub. Downstream 3.0 and 2.0 devices show up in > > lsusb as well. Only the hub itself does not. There are no > > error/warning messages from lsusb. VIA hub also shows up fine. I've > > attached the device/hub descriptor output. > > > > Do you have CONFIG_USB_SUSPEND set to yes? That can cause USB hubs > > under xHCI to disappear when they can't be suspended. > > > > Sarah Sharp > > That seemed to be the issue. I can now see the details of our hub in lsusb. However it seg faults just before displaying the 3.0 root hub port status. This happens with or without our hub plugged in. The root hub was not displaying before with CONFIG_USB_SUSPEND=y. Which seg faults, the kernel or lsusb? Please send dmesg and USBmon output. Sarah Sharp -- To unsubscribe from this list: send the line "unsubscribe linux-usb" in the body of a message to majordomo@xxxxxxxxxxxxxxx More majordomo info at http://vger.kernel.org/majordomo-info.html
