APPLIED[Unstable]: [SRU][B/OEM-B/D/OEM-OSP1/E/unstable][PATCH 0/2] External microphone can't work on some dell machines with the codec alc256 or alc236

[Seth Forshee]

On Mon, Nov 25, 2019 at 11:18:59AM +0800, Hui Wang wrote:
> BugLink: https://bugs.launchpad.net/bugs/1853791
> 
> [Impact]
> The external microphone can't work on some dell machines with the
> codec alc256 or alc236
> 
> [Fix]
> Need to apply the ALC255_FIXUP_DELL1_MIC_NO_PRESENCE, instead of
> adding a new pintbl in the quirk table, we use fallback table this
> time.
> 
> [Test Case]
> tested the kernel with these patches, the external mic worked well.
> 
> [Regression Risk]
> Low, just make the quirk applying more generic.

Applied to unstable/master, thanks!