APPLIED/OEM Re: [SRU][Artful][linux-oem][PATCH] external mic not work on Dell OptiPlex 7460 AIO

Timo Aaltonen tjaalton at
Thu Mar 15 11:00:02 UTC 2018

On 15.03.2018 04:02, Hui Wang wrote:
> BugLink:
> We have a OEM bug #1727951, in this bug, The Dell OptiPlex 7460 AIO can't
> detect external mic and can't record sound via external mic. After applying
> the fixup of ALC274_FIXUP_DELL_AIO_LINEOUT_VERB, the problem can be fixed.
> And oem project is waiting for this patch to be merged into linux-oem asap.
> The patch is only for artful/oem-kernel since the oem project is waiting
> for this patch. Bionic kernel is a stable kernel in mainline, and this patch
> is also sent to stable mailist, so it will be merged to bionic kernel
> sooner or later.
> [Test Case]
> plug the headset and record the sound on this machine, we can see the
> external mic in the sound-setting and can record sound through this mic.
> [Fix]
> one commit from mainline kernel.
> [Regression Potential]
> very low, since this patch only applies to specific Dell machines which have
> subsystem id: 1028084b and 1028084e.
> Kailang Yang (1):
>   ALSA: hda/realtek - Add headset mode support for Dell laptop
>  sound/pci/hda/patch_realtek.c | 2 ++
>  1 file changed, 2 insertions(+)

applied to linux-oem, thanks


More information about the kernel-team mailing list