[alsa-devel] [PATCH] ALSA: HDA: Fix jack creation for codecs with front and rear Line In

[Raymond Yau]

2012/1/31, David Henningsson <david.henningsson at canonical.com>:
> If a codec has both a front and a rear Line In, two controls both
> named "Line Jack" will be created, which causes parsing to fail.
> While a long term solution might be to name the jacks differently,
> this extra check is consistent with what is already being done in many
> auto-parsers, and will also protect against other cases when two
> inputs have the same label.
>
> BugLink: https://bugs.launchpad.net/bugs/923409
> Signed-off-by: David Henningsson <david.henningsson at canonical.com>
> ---

I have doubt since most of ad1988 6stack-dig quirks have two Line In (
one is ext front and the other is int ATAPI and the "Input Source"
controls are broken