src/conf/cards/HDA-Intel.conf

#
# Configuration for the Intel HD audio (ICH6/ICH7)
#

<confdir:pcm/front.conf>

HDA-Intel.pcm.front.0 {
	@args [ CARD ]
	@args.CARD {
		type string
	}
	type asym
	playback.pcm {
		type softvol
		slave.pcm {
			type hw
			card $CARD
			subdevice 0
		}
		control {
			name "PCM Playback Volume"
			card $CARD
		}
	}
	capture.pcm {
		type hw
		card $CARD
	}
}	

# default with dmix+softvol & dsnoop
HDA-Intel.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>

HDA-Intel.pcm.surround40.0 cards.HDA-Intel.pcm.front.0
HDA-Intel.pcm.surround51.0 cards.HDA-Intel.pcm.front.0
HDA-Intel.pcm.surround71.0 cards.HDA-Intel.pcm.front.0

<confdir:pcm/iec958.conf>

HDA-Intel.pcm.iec958.0 {
	@args [ CARD AES0 AES1 AES2 AES3 ]
	@args.CARD {
		type string
	}
	@args.AES0 {
		type integer
	}
	@args.AES1 {
		type integer
	}
	@args.AES2 {
		type integer
	}
	@args.AES3 {
		type integer
	}
	type asym
	playback.pcm {
		type hooks
		slave.pcm {
			type hw
			card $CARD
			device 1
		}
		hooks.0 {
			type ctl_elems
			hook_args [
			{
				name "IEC958 Playback Default"
				index 16
				optional true
				lock true
				preserve true
				value [ $AES0 $AES1 $AES2 $AES3 ]
			}
			{
				name "IEC958 Playback Switch"
				index 16
				optional true
				value true
				# if this element is present, skip the rest
				skip_rest true
			}
			{
				name "IEC958 Playback Default"
				lock true
				preserve true
				value [ $AES0 $AES1 $AES2 $AES3 ]
			}
			{
				name "IEC958 Playback Switch"
				value true
			}
			]
		}
	}
	capture.pcm {
		type hooks
		slave.pcm {
			type hw
			card $CARD
			device 1
		}
		hooks.0 {
			type ctl_elems
			hook_args [
			{
				name "IEC958 Capture Switch"
				lock true
				preserve true
				value true
			}
			]
		}
	}
	hint.device 1
}

<confdir:pcm/hdmi.conf>

HDA-Intel.pcm.hdmi.common {
	@args [ CARD DEVICE CTLINDEX AES0 AES1 AES2 AES3 ]
	@args.CARD {
		type string
	}
	@args.DEVICE {
		type integer
	}
	@args.CTLINDEX {
		type integer
	}
	@args.AES0 {
		type integer
	}
	@args.AES1 {
		type integer
	}
	@args.AES2 {
		type integer
	}
	@args.AES3 {
		type integer
	}
	type hooks
	slave.pcm {
		type hw
		card $CARD
		device $DEVICE
	}
	hooks.0 {
		type ctl_elems
		hook_args [
		{
			name "IEC958 Playback Default"
			index $CTLINDEX
			lock true
			preserve true
			value [ $AES0 $AES1 $AES2 $AES3 ]
		}
		{
			name "IEC958 Playback Switch"
			index $CTLINDEX
			value true
		}
		]
	}
	hint.device $DEVICE
}

HDA-Intel.pcm.hdmi.0 {
	@args [ CARD AES0 AES1 AES2 AES3 ]
	@args.CARD { type string }
	@args.AES0 { type integer }
	@args.AES1 { type integer }
	@args.AES2 { type integer }
	@args.AES3 { type integer }
	@func refer
	name {
		@func concat
		strings [
			"cards.HDA-Intel.pcm.hdmi.common:"
			"CARD=" $CARD ","
			"DEVICE=3,"
			"CTLINDEX=0,"
			"AES0=" $AES0 ","
			"AES1=" $AES1 ","
			"AES2=" $AES2 ","
			"AES3=" $AES3
		]
	}
}

HDA-Intel.pcm.hdmi.1 {
	@args [ CARD AES0 AES1 AES2 AES3 ]
	@args.CARD { type string }
	@args.AES0 { type integer }
	@args.AES1 { type integer }
	@args.AES2 { type integer }
	@args.AES3 { type integer }
	@func refer
	name {
		@func concat
		strings [
			"cards.HDA-Intel.pcm.hdmi.common:"
			"CARD=" $CARD ","
			"DEVICE=7,"
			"CTLINDEX=1,"
			"AES0=" $AES0 ","
			"AES1=" $AES1 ","
			"AES2=" $AES2 ","
			"AES3=" $AES3
		]
	}
}

HDA-Intel.pcm.hdmi.2 {
	@args [ CARD AES0 AES1 AES2 AES3 ]
	@args.CARD { type string }
	@args.AES0 { type integer }
	@args.AES1 { type integer }
	@args.AES2 { type integer }
	@args.AES3 { type integer }
	@func refer
	name {
		@func concat
		strings [
			"cards.HDA-Intel.pcm.hdmi.common:"
			"CARD=" $CARD ","
			"DEVICE=8,"
			"CTLINDEX=2,"
			"AES0=" $AES0 ","
			"AES1=" $AES1 ","
			"AES2=" $AES2 ","
			"AES3=" $AES3
		]
	}
}

HDA-Intel.pcm.hdmi.3 {
	@args [ CARD AES0 AES1 AES2 AES3 ]
	@args.CARD { type string }
	@args.AES0 { type integer }
	@args.AES1 { type integer }
	@args.AES2 { type integer }
	@args.AES3 { type integer }
	@func refer
	name {
		@func concat
		strings [
			"cards.HDA-Intel.pcm.hdmi.common:"
			"CARD=" $CARD ","
			"DEVICE=9,"
			"CTLINDEX=3,"
			"AES0=" $AES0 ","
			"AES1=" $AES1 ","
			"AES2=" $AES2 ","
			"AES3=" $AES3
		]
	}
}

HDA-Intel.pcm.hdmi.4 {
	@args [ CARD AES0 AES1 AES2 AES3 ]
	@args.CARD { type string }
	@args.AES0 { type integer }
	@args.AES1 { type integer }
	@args.AES2 { type integer }
	@args.AES3 { type integer }
	@func refer
	name {
		@func concat
		strings [
			"cards.HDA-Intel.pcm.hdmi.common:"
			"CARD=" $CARD ","
			"DEVICE=10,"
			"CTLINDEX=4,"
			"AES0=" $AES0 ","
			"AES1=" $AES1 ","
			"AES2=" $AES2 ","
			"AES3=" $AES3
		]
	}
}

HDA-Intel.pcm.hdmi.5 {
	@args [ CARD AES0 AES1 AES2 AES3 ]
	@args.CARD { type string }
	@args.AES0 { type integer }
	@args.AES1 { type integer }
	@args.AES2 { type integer }
	@args.AES3 { type integer }
	@func refer
	name {
		@func concat
		strings [
			"cards.HDA-Intel.pcm.hdmi.common:"
			"CARD=" $CARD ","
			"DEVICE=11,"
			"CTLINDEX=5,"
			"AES0=" $AES0 ","
			"AES1=" $AES1 ","
			"AES2=" $AES2 ","
			"AES3=" $AES3
		]
	}
}

HDA-Intel.pcm.hdmi.6 {
	@args [ CARD AES0 AES1 AES2 AES3 ]
	@args.CARD { type string }
	@args.AES0 { type integer }
	@args.AES1 { type integer }
	@args.AES2 { type integer }
	@args.AES3 { type integer }
	@func refer
	name {
		@func concat
		strings [
			"cards.HDA-Intel.pcm.hdmi.common:"
			"CARD=" $CARD ","
			"DEVICE=12,"
			"CTLINDEX=6,"
			"AES0=" $AES0 ","
			"AES1=" $AES1 ","
			"AES2=" $AES2 ","
			"AES3=" $AES3
		]
	}
}

HDA-Intel.pcm.hdmi.7 {
	@args [ CARD AES0 AES1 AES2 AES3 ]
	@args.CARD { type string }
	@args.AES0 { type integer }
	@args.AES1 { type integer }
	@args.AES2 { type integer }
	@args.AES3 { type integer }
	@func refer
	name {
		@func concat
		strings [
			"cards.HDA-Intel.pcm.hdmi.common:"
			"CARD=" $CARD ","
			"DEVICE=13,"
			"CTLINDEX=7,"
			"AES0=" $AES0 ","
			"AES1=" $AES1 ","
			"AES2=" $AES2 ","
			"AES3=" $AES3
		]
	}
}

<confdir:pcm/modem.conf>

HDA-Intel.pcm.modem.0 {
	@args [ CARD ]
	@args.CARD {
		type string
	}
	type hw
	card $CARD
	device 6
	hint.show off
}