Software should set XHCI_HC_OS_OWNED bit to request ownership of xHC.

This patch should be backported to kernels as far back as 2.6.31.
Signed-off-by: NJiSheng Zhang <jszhang3@gmail.com>
Signed-off-by: NSarah Sharp <sarah.a.sharp@linux.intel.com>
Cc: stable@kernel.org