[alsa-devel] [PATCH] ALSA: hda - Fix the dock headphone output on Fujitsu Lifebook E780

[Raymond Yau]

>
> Fujitsu Lifebook E780 sets the sequence number 0x0f to only only of
> the two headphones, thus the driver tries to assign another as the
> line-out, and this results in the inconsistent mapping between the
> created jack ctl and the actual I/O.  Due to this, PulseAudio doesn't
> handle it properly and gets the silent output.
>
> The fix is to ignore the non-HP sequencer checks.
>
> Bugzilla: https://bugzilla.kernel.org/show_bug.cgi?id=99681

Should driver create dock headphone playbavk switch and headphone playback
volume for headphone and dock headphone ?

This allow pulseaudio/user to mute dock headphone