diff options
Diffstat (limited to 'sound/drivers/Kconfig')
| -rw-r--r-- | sound/drivers/Kconfig | 19 |
1 files changed, 19 insertions, 0 deletions
diff --git a/sound/drivers/Kconfig b/sound/drivers/Kconfig index 480c38623da8..c8961165277c 100644 --- a/sound/drivers/Kconfig +++ b/sound/drivers/Kconfig @@ -74,6 +74,25 @@ config SND_DUMMY To compile this driver as a module, choose M here: the module will be called snd-dummy. +config SND_ALOOP + tristate "Generic loopback driver (PCM)" + select SND_PCM + help + 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 + parameter). + + 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. + config SND_VIRMIDI tristate "Virtual MIDI soundcard" depends on SND_SEQUENCER |