[alsa-devel] [PATCH alsa-lib 2/2] USB-Audio: allow custom definitions for "default" devices

18 Jun 2017

Fixes: a9b129955659 ("USB-Audio.conf: fix definition for M-Audio AudioP...")
Signed-off-by: Alexander Tsoy alexander@tsoy.me
---
 src/conf/cards/USB-Audio.conf | 77 ++++++++++++++++++++++++-------------------
 1 file changed, 44 insertions(+), 33 deletions(-)

diff --git a/src/conf/cards/USB-Audio.conf b/src/conf/cards/USB-Audio.conf
index f72ef121..cc8c718c 100644
--- a/src/conf/cards/USB-Audio.conf
+++ b/src/conf/cards/USB-Audio.conf
@@ -67,7 +67,7 @@ USB-Audio.pcm.iec958_2_device {
 }
-# If a device requires non-standard definitions for front, surround40,
+# If a device requires non-standard definitions for front, default, surround40,
 # surround51, surround71 or iec958, they can be defined here.
# M-Audio AudioPhile USB:
@@ -125,13 +125,13 @@ USB-Audio."Audio Advantage MicroII".pcm.iec958 {
    @args.AES2 { type integer }
    @args.AES3 { type integer }
-    type hooks
-    slave.pcm {
+	type hooks
+	slave.pcm {
    	type hw
    	card $CARD
-    }
+	}
-    hooks.0 {
+	hooks.0 {
    	type ctl_elems
    	hook_args [
    		{
@@ -174,41 +174,52 @@ USB-Audio.pcm.front.0 {
    	card $CARD
    	device 0
    }
-}	
+}
USB-Audio.pcm.default {
    @args [ CARD ]
    @args.CARD { type string }
-	type asym
-	playback.pcm {
-		type plug
-		slave.pcm {
-			@func refer
-			name {
-				@func concat
-				strings [
-					"cards.USB-Audio.pcm.default_playback_dmix_"
-					{
-						@func refer
-						name {
-							@func concat
-							strings [
-								"cards.USB-Audio.pcm.use_dmix."
-								{ @func card_name card $CARD }
-							]
+	@func refer
+	name {
+		@func concat
+		strings [
+			"cards.USB-Audio."
+			{ @func card_name card $CARD }
+			".pcm.default:CARD=" $CARD
+		]
+	}
+	default {
+		type asym
+		playback.pcm {
+			type plug
+			slave.pcm {
+				@func refer
+				name {
+					@func concat
+					strings [
+						"cards.USB-Audio.pcm.default_playback_dmix_"
+						{
+							@func refer
+							name {
+								@func concat
+								strings [
+									"cards.USB-Audio.pcm.use_dmix."
+									{ @func card_name card $CARD }
+								]
+							}
+							default yes
    					}
-						default yes
-					}
-					":CARD=" $CARD
-				]
+						":CARD=" $CARD
+					]
+				}
    		}
    	}
-	}
-	capture.pcm {
-		type plug
-		slave.pcm {
-			@func concat
-			strings [ "dsnoop:" $CARD ]
+		capture.pcm {
+			type plug
+			slave.pcm {
+				@func concat
+				strings [ "dsnoop:" $CARD ]
+			}
    	}
    }
 }
-- 
2.13.0


    