I'm at a loss. I want to retrofit a USB host driver with the calls necessary to implement USB monitoring but I can't find any good reference material. Can someone point me in the right direction? The usbmon.txt file does a nice job on using the facility but doesn't say much about the driver side. Thanks Sent from my iPhone-- 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