Thank You for all your suggestions. I'll be trying with the latest kernel. First, I'll be trying my custom driver with IGNORE_DEVICE. But my final solution would be integrating the UASP releated code in current MSC driver. Thank You Once Again. I'll come back if i have any questions. Regards, Madhukar -- 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