1*4882a593Smuzhiyun# SPDX-License-Identifier: GPL-2.0-only 2*4882a593Smuzhiyunconfig ECHO 3*4882a593Smuzhiyun tristate "Line Echo Canceller support" 4*4882a593Smuzhiyun help 5*4882a593Smuzhiyun This driver provides line echo cancelling support for mISDN and 6*4882a593Smuzhiyun Zaptel drivers. 7*4882a593Smuzhiyun 8*4882a593Smuzhiyun To compile this driver as a module, choose M here. The module 9*4882a593Smuzhiyun will be called echo. 10