[alsa-devel] [PATCH 1/1] HDA - Add Independent Headphone for all models of ad1988/ad1989
tiwai at suse.de
Fri Sep 23 15:23:06 CEST 2011
At Fri, 23 Sep 2011 19:33:38 +0800,
Raymond Yau wrote:
> - Add "AD198x Headphone" playback device for independent headphone playback
> while playing 7.1 surround using rear panel audio jacks.
> - Remove "6stack-dig-fp" model since "Headphone Playback Volume" control using
> DAC0 instead of DAC1 (HDA_FRONT) was already added to all models.
> - Add "Independent HP" switch to enable/disable this playback device.
> When the switch is OFF, headphone use "copy front" mode to get the front
> channel as the green jack.
> When the switch is ON, you can play stereo sound through "AD198x Headphone"
> device to headphone while playing 7.1 surround sound through "AD198x Analog"
> The switch cannot be changed when either "AD198x Headphone" or "AD198X Analog"
> is open.
Applied now. Thanks.
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