RE: Fixing sound on Asus UX534F / some UX533 models

[Kailang <kailang@realtek.com>]

Hi Takashi,

hda-verb /dev/snd/hwC0D0 0x20 0x500 0xf
hda-verb /dev/snd/hwC0D0 0x20 0x400 0x7774

This will enable HP out. Asus more platform use this.

BR,
Kailang

> -----Original Message-----
> From: Takashi Iwai <tiwai@suse.de>
> Sent: Tuesday, June 2, 2020 8:42 PM
> To: Hans de Goede <hdegoede@redhat.com>
> Cc: Kailang <kailang@realtek.com>; c <kai.heng.feng@canonical.com>;
> alsa-devel@alsa-project.org; nuno.dias@gmail.com
> Subject: Re: Fixing sound on Asus UX534F / some UX533 models
> 
> On Tue, 02 Jun 2020 11:51:49 +0200,
> Hans de Goede wrote:
> >
> > Hi Kai-Heng Feng, Takashi,
> >
> > I see that you are on the notification list for this bug:
> > https://bugs.launchpad.net/ubuntu/+source/linux/+bug/1850439
> >
> > So you may have already seen this. Some owners of affected laptops
> > (which have non working speakers / headphone output atm), have done
> > some heroic debugging work and come up with a set of
> > 2 hda-verb commands which fix this.
> >
> > I'm not all that familiar with writing hda quirks, so I was hoping
> > that one of you 2 can come up with a patch to fix this at the kernel
> > level.
> >
> > This would also resolve these 2 bugs, which I believe are the same bug
> > really:
> >
> > https://bugzilla.kernel.org/show_bug.cgi?id=206289
> > https://bugzilla.redhat.com/show_bug.cgi?id=1834751
> 
> Adding verbs are trivial and it can be done even without patching kernel but
> providing by a patch via patch module option of snd-hda-intel driver.
> 
> But, before moving forward, I'd like to confirm about the correctness (and the
> safeness) of those verbs.
> 
> Kailang, could you check the COEF verbs mentioned in the bug entry above?
> 
> 
> thanks,
> 
> Takashi
> 
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