On Do, 2018-06-07 at 11:48 -0700, Ajay Gupta wrote: > Some controllers take almost 55ms to complete controller > restore state (CRS). > There is no timeout limit mentioned in xhci specification so > fix the issue by increasing the timeout limit to 55ms Hi, the chances that you saw the true worst case are slim. I would suggest you include at least a bit of a safety margin and a comment that explains it. Regards Oliver -- 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