Sound issues with Dell Latitude 7490 (kabylake)

[Jakob Alvermark]

On 10/4/18 2:24 PM, Mario Lobo wrote:
> Sorry for the delay, Jakob.  Here it is:
>
> [~]>sysctl dev.pcm
> Em qua, 3 de out de 2018 às 18:32, Jakob Alvermark 
> <jakob at alvermark.net <mailto:jakob at alvermark.net>> escreveu:
>
>     On 10/3/18 7:39 PM, Mario Lobo wrote:
>     > Em qua, 3 de out de 2018 às 14:03, Jakob Alvermark
>     <jakob at alvermark.net <mailto:jakob at alvermark.net>>
>     > escreveu:
>     >
>     >> On 10/3/18 6:19 PM, Mario Lobo wrote:
>     >>
>     >> Em qua, 3 de out de 2018 às 10:10, David Wolfskill
>     <david at catwhisker.org <mailto:david at catwhisker.org>>
>     >> escreveu:
>     >>
>     >>> On Mon, Oct 01, 2018 at 11:12:25PM +0200, Jakob Alvermark wrote:
>     >>>> ....
>     >>>> Do the headphones work with this patch?
>     >>>>
>     >>>> Index: sys/dev/sound/pci/hda/hdaa.c
>     >>>>
>     ===================================================================
>     >>>> --- sys/dev/sound/pci/hda/hdaa.c (revision 339076)
>     >>>> +++ sys/dev/sound/pci/hda/hdaa.c (working copy)
>     >>>> @@ -5034,11 +5034,13 @@
>     >>>>            pincap = w->wclass.pin.cap;
>     >>>>
>     >>>>            /* Disable everything. */
>     >>>> +        /*
>     >>>>            w->wclass.pin.ctrl &= ~(
>     >>>> HDA_CMD_SET_PIN_WIDGET_CTRL_HPHN_ENABLE |
>     >>>> HDA_CMD_SET_PIN_WIDGET_CTRL_OUT_ENABLE |
>     >>>> HDA_CMD_SET_PIN_WIDGET_CTRL_IN_ENABLE |
>     >>>> HDA_CMD_SET_PIN_WIDGET_CTRL_VREF_ENABLE_MASK);
>     >>>> +        */
>     >>>>
>     >>>>            if (w->enable == 0) {
>     >>>>                /* 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=200526
>     >>> -- now updated to reflect the fix.
>     >>>
>     >>> Peace,
>     >>> david
>     >>> --
>     >>> David H. Wolfskill david at catwhisker.org
>     <mailto:david at 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.
>     >>>
>     >> Thank you #2 !! The patch fixed my weird headphone sound too on
>     >> 11.2-STABLE!
>     >>
>     >> I still can't make the plugging-in switch work but it's ok. I
>     created
>     >> scripts for that with
>     >>
>     >>
>     >> Can you send the output from 'sysctl dev.hdaa'?
>     >>
>     >>
>     >> Jakob
>     >>
>     > By the way, my note is ACER Aspire 5 A515-51G
>     >
>     > Here it is:
>     >
>     > [~]>sysctl dev.hdaa
>     > dev.hdaa.1.reconfig: 0
>
>
>     Could you send me the output of 'sysctl dev.pcm' as well?
>
>     Thanks,
>
>     Jakob
>

Ok, try this:

sysctl dev.hdaa.0.nid33_config="as=2 seq=15"
sysctl dev.hdaa.0.reconfig=1

It should make it auto-switch when you plug in headphones.

If it works put this in /boot/loader.conf to make it default on boot:

hint.hdaa.0.nid33.config="as=2 seq=15"

Jakob