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-rw-r--r--include/dahdi/kernel.h6
1 files changed, 6 insertions, 0 deletions
diff --git a/include/dahdi/kernel.h b/include/dahdi/kernel.h
index 41196e4..97e1231 100644
--- a/include/dahdi/kernel.h
+++ b/include/dahdi/kernel.h
@@ -864,6 +864,12 @@ struct dahdi_span_ops {
int (*audio_notify)(struct dahdi_chan *chan, int yes);
#endif
+ /*! Opt: Enable preechocan stream from inline HW echocanceler. */
+ int (*enable_hw_preechocan)(struct dahdi_chan *chan);
+
+ /*! Opt: Disable preechocan stream from inline HW echocanceler. */
+ void (*disable_hw_preechocan)(struct dahdi_chan *chan);
+
/*! Opt: Dacs the contents of chan2 into chan1 if possible */
int (*dacs)(struct dahdi_chan *chan1, struct dahdi_chan *chan2);