Some small addition

diff --git a/doc/asoundrc.doc b/doc/asoundrc.doc
index dcae7c2..393fab9 100644 (file)
--- a/doc/asoundrc.doc
+++ b/doc/asoundrc.doc
@@ -130,7 +130,7 @@ pcm.NAME {
   }
   route_policy STR     # route policy for automatic ttable generation
                        # STR can be 'sum', 'copy', 'duplicate'
-                       # sum: result is sum of input channels
+                       # sum: result is sum of input channels (default)
                        # copy: only first channels are copied to destination
                        # duplicate: duplicate first set of channels
   ttable {             # Transfer table (bidimensional compound of