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Date: Wed, 3 Oct 2018 06:06:45 -0700
From: David Wolfskill <david@catwhisker.org>
To: Jakob Alvermark <jakob@alvermark.net>
Cc: freebsd-current <freebsd-current@freebsd.org>
Subject: Re: Sound issues with Dell Latitude 7490 (kabylake)
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On Mon, Oct 01, 2018 at 11:12:25PM +0200, Jakob Alvermark wrote:
> ....
> Do the headphones work with this patch?
>=20
> Index: sys/dev/sound/pci/hda/hdaa.c
> =3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=
=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=
=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D
> --- sys/dev/sound/pci/hda/hdaa.c=A0=A0=A0 (revision 339076)
> +++ sys/dev/sound/pci/hda/hdaa.c=A0=A0=A0 (working copy)
> @@ -5034,11 +5034,13 @@
>  =A0=A0=A0=A0 =A0=A0=A0 pincap =3D w->wclass.pin.cap;
>=20
>  =A0=A0=A0=A0 =A0=A0=A0 /* Disable everything. */
> +=A0=A0=A0 =A0=A0=A0 /*
>  =A0=A0=A0=A0 =A0=A0=A0 w->wclass.pin.ctrl &=3D ~(
>  =A0=A0=A0=A0 =A0=A0=A0 =A0=A0=A0 HDA_CMD_SET_PIN_WIDGET_CTRL_HPHN_ENABLE=
 |
>  =A0=A0=A0=A0 =A0=A0=A0 =A0=A0=A0 HDA_CMD_SET_PIN_WIDGET_CTRL_OUT_ENABLE |
>  =A0=A0=A0=A0 =A0=A0=A0 =A0=A0=A0 HDA_CMD_SET_PIN_WIDGET_CTRL_IN_ENABLE |
>  =A0=A0=A0=A0 =A0=A0=A0 =A0=A0=A0 HDA_CMD_SET_PIN_WIDGET_CTRL_VREF_ENABLE=
_MASK);
> +=A0=A0=A0 =A0=A0=A0 */
>=20
>  =A0=A0=A0=A0 =A0=A0=A0 if (w->enable =3D=3D 0) {
>  =A0=A0=A0=A0 =A0=A0=A0 =A0=A0=A0 /* Pin is unused so left it disabled. */
> ....

Thank you!  This addressed the long-standing (Reported:  2015-05-29
21:15 UTC) issue I have had with my laptop (Dell Precision M4800), as
documented in https://bugs.freebsd.org/bugzilla/show_bug.cgi?id=3D200526
-- now updated to reflect the fix.

Peace,
david
--=20
David H. Wolfskill				david@catwhisker.org
Trump is gaslighting us: https://www.bbc.com/news/world-us-canada-44959300

See http://www.catwhisker.org/~david/publickey.gpg for my public key.

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