Date: Wed, 3 Oct 2018 15:28:45 +0200 From: Jakob Alvermark <jakob@alvermark.net> To: David Wolfskill <david@catwhisker.org>, freebsd-current <freebsd-current@freebsd.org> Subject: Re: Sound issues with Dell Latitude 7490 (kabylake) Message-ID: <a8f4cc37-8639-ab64-b3cb-4239127f9e43@alvermark.net> In-Reply-To: <20181003130645.GH1118@albert.catwhisker.org> References: <CAECmPws%2BqW0-zy0ucN0JSDEX=JLpAHm=AbXJYRJ-Mejnoy4ecA@mail.gmail.com> <85518f55-20a8-f534-7266-a9e847912afc@alvermark.net> <CAECmPwvqaWbWDu7TVpYxxTr7-Zr=RWnUWi1C=8S=TOmrBKdpZg@mail.gmail.com> <596a89fa-d7a3-1d39-d296-e07359cb487f@alvermark.net> <20181003130645.GH1118@albert.catwhisker.org>
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On 10/3/18 3:06 PM, David Wolfskill wrote:
> 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.
That's great! Glad to hear it helped.
This is probably not a proper fix, but it helps to understand the problem.
Could you post the output of 'sysctl dev.hdaa' with and without the
patch so we can see what's different?
Jakob
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