| # SPDX-License-Identifier: GPL-2.0-only | |
| config ECHO | |
| tristate "Line Echo Canceller support" | |
| ---help--- | |
| This driver provides line echo cancelling support for mISDN and | |
| Zaptel drivers. | |
| To compile this driver as a module, choose M here. The module | |
| will be called echo. |