1 files changed, 6 insertions, 0 deletions

diff --git a/Documentation/sound/alsa/ALSA-Configuration.txt b/Documentation/sound/alsa/ALSA-Configuration.txt
index afdb6ffeae55..22aee1a5dd6e 100644
--- a/Documentation/sound/alsa/ALSA-Configuration.txt
+++ b/Documentation/sound/alsa/ALSA-Configuration.txt
@@ -801,6 +801,9 @@ Prior to version 0.9.0rc4 options had a 'snd_' prefix. This was removed.
           will          Will laptops (PB V7900)
           replacer      Replacer 672V
           basic         fixed pin assignment (old default model)
+          test          for testing/debugging purpose, almost all controls can
+                        adjusted.  Appearing only when compiled with
+                        $CONFIG_SND_DEBUG=y
           auto          auto-config reading BIOS (default)
 
         ALC262
@@ -821,6 +824,9 @@ Prior to version 0.9.0rc4 options had a 'snd_' prefix. This was removed.
           3stack        3-stack model
           toshiba       Toshiba A205
           acer          Acer laptops
+          test          for testing/debugging purpose, almost all controls can
+                        adjusted.  Appearing only when compiled with
+                        $CONFIG_SND_DEBUG=y
           auto          auto-config reading BIOS (default)
 
         ALC662