Hi Mark and David, Can you test the following two patches against 3.13? Please make sure the adapter works when it's plugged directly into a USB 3.0 port and when it's plugged into a USB 2.0 hub. Thanks, Sarah Sharp The following changes since commit d8ec26d7f8287f5788a494f56e8814210f0e64be: Linux 3.13 (2014-01-19 18:40:07 -0800) are available in the git repository at: git://git.kernel.org/pub/scm/linux/kernel/git/sarah/xhci.git 3.13-td-changes-reverted for you to fetch changes up to 4327645d0e03dad2e2ec4480cb43f30a2d1a6d20: Revert "usb: xhci: Link TRB must not occur within a USB payload burst" (2014-01-31 12:53:13 -0800) ---------------------------------------------------------------- Sarah Sharp (2): xhci 1.0: Limit arbitrarily-aligned scatter gather. Revert "usb: xhci: Link TRB must not occur within a USB payload burst" drivers/usb/host/xhci-ring.c | 54 +---------------------------------------- drivers/usb/host/xhci.c | 14 ++++++++-- include/linux/usb.h | 2 - 3 files changed, 13 insertions(+), 57 deletions(-) -- 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