FM / cards

/usr/share/alsa/cards

Name	Size	Mode	Actions
AACI.conf	669	0644	edit dl rm
aliases.conf	1487	0644	edit dl rm
ATIIXP-MODEM.conf	302	0644	edit dl rm
ATIIXP-SPDMA.conf	2237	0644	edit dl rm
ATIIXP.conf	2483	0644	edit dl rm
AU8810.conf	437	0644	edit dl rm
AU8820.conf	159	0644	edit dl rm
AU8830.conf	520	0644	edit dl rm
Audigy.conf	4098	0644	edit dl rm
Audigy2.conf	5554	0644	edit dl rm
Aureon51.conf	2369	0644	edit dl rm
Aureon71.conf	2499	0644	edit dl rm
CA0106.conf	3848	0644	edit dl rm
CMI8338-SWIEC.conf	1784	0644	edit dl rm
CMI8338.conf	1911	0644	edit dl rm
CMI8738-MC6.conf	2131	0644	edit dl rm
CMI8738-MC8.conf	2982	0644	edit dl rm
CMI8788.conf	1641	0644	edit dl rm
CS46xx.conf	2945	0644	edit dl rm
Echo_Echo3G.conf	4399	0644	edit dl rm
EMU10K1.conf	4420	0644	edit dl rm
EMU10K1X.conf	2754	0644	edit dl rm
ENS1370.conf	1367	0644	edit dl rm
ENS1371.conf	1806	0644	edit dl rm
ES1968.conf	152	0644	edit dl rm
FireWave.conf	702	0644	edit dl rm
FM801.conf	1227	0644	edit dl rm
FWSpeakers.conf	333	0644	edit dl rm
GUS.conf	217	0644	edit dl rm
HDA-Intel.conf	8074	0644	edit dl rm
HdmiLpeAudio.conf	1509	0644	edit dl rm
ICE1712.conf	2409	0644	edit dl rm
ICE1724.conf	2891	0644	edit dl rm
ICH-MODEM.conf	192	0644	edit dl rm
ICH.conf	3054	0644	edit dl rm
ICH4.conf	2886	0644	edit dl rm
Loopback.conf	1272	0644	edit dl rm
Maestro3.conf	558	0644	edit dl rm
NFORCE.conf	4803	0644	edit dl rm
PC-Speaker.conf	657	0644	edit dl rm
pistachio-card.conf	1889	0644	edit dl rm
PMac.conf	486	0644	edit dl rm
PMacToonie.conf	705	0644	edit dl rm
PS3.conf	1152	0644	edit dl rm
RME9636.conf	780	0644	edit dl rm
RME9652.conf	780	0644	edit dl rm
SB-XFi.conf	1502	0644	edit dl rm
SI7018.conf	2278	0644	edit dl rm
TRID4DWAVENX.conf	1792	0644	edit dl rm
USB-Audio.conf	9742	0644	edit dl rm
vc4-hdmi.conf	1428	0644	edit dl rm
VIA686A.conf	1199	0644	edit dl rm
VIA8233.conf	2756	0644	edit dl rm
VIA8233A.conf	2812	0644	edit dl rm
VIA8237.conf	2586	0644	edit dl rm
VX222.conf	830	0644	edit dl rm
VXPocket.conf	839	0644	edit dl rm
VXPocket440.conf	1480	0644	edit dl rm
YMF744.conf	1357	0644	edit dl rm

Edit: /usr/share/alsa/cards/SI7018.conf (2278B)

#
# Configuration for the SI7018 chip
#
# This configuration does not reflect hardware.
#

<confdir:pcm/front.conf>

SI7018.pcm.front.0 {
	@args [ CARD ]
	@args.CARD {
		type string
	}
	type hw
	card $CARD
	chmap [ "UNKNOWN" "FL,FR" ]
}

<confdir:pcm/rear.conf>

SI7018.pcm.rear.0 {
	@args [ CARD ]
	@args.CARD {
		type string
	}
        type hooks
	slave.pcm {
		type hw
		card $CARD
		chmap [ "UNKNOWN" "RL,RR" ]
	}
	hooks.0 {
		type ctl_elems
		hook_args [
			{
				name "PCM Playback Volume"
				preserve true
				lock true
				value [ 24 24 ]
			}
		]
	}
}

<confdir:pcm/surround40.conf>

SI7018.pcm.surround40.0 {
	@args [ CARD ]
	@args.CARD {
		type string
	}
	type multi
	slaves [
		{
			pcm {
				@func concat
				strings [
					"cards.SI7018.pcm.front.0:CARD=" $CARD
				]
			}
			channels 2
		}
		{
			pcm {
				@func concat
				strings [
					"cards.SI7018.pcm.rear.0:CARD=" $CARD
				]
			}
			channels 2
		}
	]
	bindings [
		{ slave 0 channel 0 }
		{ slave 0 channel 1 }
		{ slave 1 channel 0 }
		{ slave 1 channel 1 }
	]
}

<confdir:pcm/surround21.conf>
<confdir:pcm/surround41.conf>
<confdir:pcm/surround50.conf>
<confdir:pcm/surround51.conf>

SI7018.pcm.surround51.0 {
	@args [ CARD ]
	@args.CARD {
		type string
	}
	type multi
	slaves [
		{
			pcm {
				@func concat
				strings [
					"cards.SI7018.pcm.front.0:CARD=" $CARD
				]
			}
			channels 2
		}
		{
			pcm {
				@func concat
				strings [
					"cards.SI7018.pcm.rear.0:CARD=" $CARD
				]
			}
			channels 2
		}
		{
			pcm {
				@func concat
				strings [
					"cards.SI7018.pcm.front.0:CARD=" $CARD
				]
			}
			channels 2
		}
	]
	bindings [
		{ slave 0 channel 0 }
		{ slave 0 channel 1 }
		{ slave 1 channel 0 }
		{ slave 1 channel 1 }
		{ slave 2 channel 0 }
		{ slave 2 channel 1 }
	]
}

<confdir:pcm/iec958.conf>

SI7018.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 hooks
	slave.pcm {
		type hw
		card $CARD
		device 1
	}
	hooks.0 {
		type ctl_elems
		hook_args [
			{
				interface PCM
				name "IEC958 Playback PCM Stream"
				value [ $AES0 $AES1 $AES2 $AES3 ]
				device 1
				lock true
				preserve true
			}
		]
	}
}

cmd: