X-Git-Url: http://git.monstr.eu/?a=blobdiff_plain;f=Documentation%2Fsound%2Falsa-configuration.rst;h=fe52c314b76391a4f5fc071c65ff98e92f0432cd;hb=09c0796adf0c793462fda1d7c8c43324551405c7;hp=c755b1c5e16f27287fd3884ca0553e3a39104a6a;hpb=dd91c555461261fed220ae29a508f508a0afeb43;p=linux-2.6-microblaze.git

diff --git a/Documentation/sound/alsa-configuration.rst b/Documentation/sound/alsa-configuration.rst
index c755b1c5e16f..fe52c314b763 100644
--- a/Documentation/sound/alsa-configuration.rst
+++ b/Documentation/sound/alsa-configuration.rst
@@ -2227,6 +2227,11 @@ quirk_alias
     Quirk alias list, pass strings like ``0123abcd:5678beef``, which
     applies the existing quirk for the device 5678:beef to a new
     device 0123:abcd.
+implicit_fb
+    Apply the generic implicit feedback sync mode.  When this is set
+    and the playback stream sync mode is ASYNC, the driver tries to
+    tie an adjacent ASYNC capture stream as the implicit feedback
+    source.
 use_vmalloc
     Use vmalloc() for allocations of the PCM buffers (default: yes).
     For architectures with non-coherent memory like ARM or MIPS, the