Diffstat (limited to 'sound/drivers/Kconfig')
1 files changed, 19 insertions, 0 deletions
diff --git a/sound/drivers/Kconfig b/sound/drivers/Kconfig
index 480c38623da8..c8961165277c 100644
@@ -74,6 +74,25 @@ config SND_DUMMY
To compile this driver as a module, choose M here: the module
will be called snd-dummy.
+ tristate "Generic loopback driver (PCM)"
+ select SND_PCM
+ Say 'Y' or 'M' to include support for the PCM loopback device.
+ This module returns played samples back to the user space using
+ the standard ALSA PCM device. The devices are routed 0->1 and
+ 1->0, where first number is the playback PCM device and second
+ number is the capture device. Module creates two PCM devices and
+ configured number of substreams (see the pcm_substreams module
+ The looback device allow time sychronization with an external
+ timing source using the time shift universal control (+-20%
+ of system time).
+ To compile this driver as a module, choose M here: the module
+ will be called snd-aloop.
tristate "Virtual MIDI soundcard"
depends on SND_SEQUENCER