1ec8f24b7SThomas Gleixner# SPDX-License-Identifier: GPL-2.0-only 26e2055a9SGreg Kroah-Hartmanconfig ECHO 36e2055a9SGreg Kroah-Hartman tristate "Line Echo Canceller support" 46e2055a9SGreg Kroah-Hartman default n 56e2055a9SGreg Kroah-Hartman ---help--- 66e2055a9SGreg Kroah-Hartman This driver provides line echo cancelling support for mISDN and 76e2055a9SGreg Kroah-Hartman Zaptel drivers. 86e2055a9SGreg Kroah-Hartman 96e2055a9SGreg Kroah-Hartman To compile this driver as a module, choose M here. The module 106e2055a9SGreg Kroah-Hartman will be called echo. 11