alsa: Mention dmix.

void-linux · Jun 19, 2020 · b7a2f0e · b7a2f0e
1 parent 0e36469
commit b7a2f0e
Showing 1 changed file with 13 additions and 0 deletions.
diff --git a/src/config/media/alsa.md b/src/config/media/alsa.md
@@ -40,3 +40,16 @@ or specify sound card module order in `/etc/modprobe.d/alsa.conf`:
 ```
 options snd_usb_audio index=0
 ```
+
+## Dmix
+
+The `dmix` ALSA plugin allows playing sound from multiple sources. `dmix` is
+enabled by default for soundcards which do not support hardware mixing. To
+enable it for digital output, edit `/etc/asound.conf`:
+
+```
+pcm.dsp {
+    type plug
+    slave.pcm "dmix"
+}
+```