From mboxrd@z Thu Jan  1 00:00:00 1970
From: David Henningsson <david.henningsson@canonical.com>
Subject: Re: [PATCH] surround41/50.conf: Use chmap syntax for
	better flexibility
Date: Thu, 25 Jun 2015 10:19:23 +0200
Message-ID: <558BB98B.8040403@canonical.com>
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This alsa-lib patch seems to have been forgotten? Or at least not pushed 
out.

On 2015-06-18 10:47, David Henningsson wrote:
> 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>
> ---
>   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 10e486e..2f82381 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 7b7b17e..dc95c17 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
>

-- 
David Henningsson, Canonical Ltd.
https://launchpad.net/~diwic