File 0023-surround41-50.conf-Use-chmap-syntax-for-better-flexi.patch of Package alsa.openSUSE_Leap_42.1_Update
From bbe9248e6788e7a852af15f2110dbaeace4d1907 Mon Sep 17 00:00:00 2001
From: David Henningsson <david.henningsson@canonical.com>
Date: Thu, 18 Jun 2015 10:47:59 +0200
Subject: [PATCH] surround41/50.conf: Use chmap syntax for better flexibility
In case the hardware only supports a specific channel map,
this change would allow surround41/50 to select the correct
channel map and channel count in this situation.
Signed-off-by: David Henningsson <david.henningsson@canonical.com>
Signed-off-by: Takashi Iwai <tiwai@suse.de>
---
 src/conf/pcm/surround41.conf | 11 +++++------
 src/conf/pcm/surround50.conf | 11 +++++------
 2 files changed, 10 insertions(+), 12 deletions(-)
diff --git a/src/conf/pcm/surround41.conf b/src/conf/pcm/surround41.conf
index 10e486e21528..2f823815821a 100644
--- a/src/conf/pcm/surround41.conf
+++ b/src/conf/pcm/surround41.conf
@@ -53,12 +53,11 @@ pcm.!surround41 {
 			]
 		}
 	}
-	slave.channels 6
-	ttable.0.0 1
-	ttable.1.1 1
-	ttable.2.2 1
-	ttable.3.3 1
-	ttable.4.5 1
+	ttable.0.FL 1
+	ttable.1.FR 1
+	ttable.2.RL 1
+	ttable.3.RR 1
+	ttable.4.LFE 1
 	hint {
 		description "4.1 Surround output to Front, Rear and Subwoofer speakers"
 		device $DEV
diff --git a/src/conf/pcm/surround50.conf b/src/conf/pcm/surround50.conf
index 7b7b17e10246..dc95c179da68 100644
--- a/src/conf/pcm/surround50.conf
+++ b/src/conf/pcm/surround50.conf
@@ -53,12 +53,11 @@ pcm.!surround50 {
 			]
 		}
 	}
-	slave.channels 6
-	ttable.0.0 1
-	ttable.1.1 1
-	ttable.2.2 1
-	ttable.3.3 1
-	ttable.4.4 1
+	ttable.0.FL 1
+	ttable.1.FR 1
+	ttable.2.RL 1
+	ttable.3.RR 1
+	ttable.4.FC 1
 	hint {
 		description "5.0 Surround output to Front, Center and Rear speakers"
 		device $DEV
-- 
2.5.0