#

# Configuration for the virtual loopback driver (snd-aloop)

#

<confdir:pcm/front.conf>

Loopback.pcm.front.0 {

	@args [ CARD ]

	@args.CARD {

		type string

	}

	type softvol

	slave.pcm {

		type hw

		card $CARD

	}

	control {

		name "PCM Playback Volume"

		card $CARD

	}

}	

# default with dmix+softvol & dsnoop

Loopback.pcm.default {

	@args [ CARD ]

	@args.CARD {

		type string

	}

	type asym

	playback.pcm {

		type plug

		slave.pcm {

			type softvol

			slave.pcm {

				@func concat

				strings [ "dmix:" $CARD ]

			}

			control {

				name "PCM Playback Volume"

				card $CARD

			}

		}

	}

	capture.pcm {

		type plug

		slave.pcm {

			type softvol

			slave.pcm {

				@func concat

				strings [ "dsnoop:" $CARD ]

			}

			control {

				name "Digital Capture Volume"

				card $CARD

			}

			min_dB -30.0

			max_dB 30.0

			resolution 121

		}

		# to avoid possible phase inversions with digital mics

		route_policy copy

	}

	hint.device 0

}

<confdir:pcm/surround21.conf>

<confdir:pcm/surround40.conf>

<confdir:pcm/surround41.conf>

<confdir:pcm/surround50.conf>

<confdir:pcm/surround51.conf>

<confdir:pcm/surround71.conf>

Loopback.pcm.surround40.0 cards.Loopback.pcm.front.0

Loopback.pcm.surround51.0 cards.Loopback.pcm.front.0

Loopback.pcm.surround71.0 cards.Loopback.pcm.front.0