[alsa-devel] Low volume since linux 3.19

[Takashi Iwai]

At Wed, 13 May 2015 18:29:29 +0200,
Jan Hinnerk Stosch wrote:
> 
> Hi,
> 
> a few weeks ago you wrote a patch for a lifebook T731 which fixed some
> wrong BIOS configuration concerning the headphone pin.
> A tried the patch with my Lifebook E753 and it worked. The Speaker+LO
> setting is gone. In alsamixer only 'Speaker' and 'Headphone' remain.
> 'Speaker' is muted when I plug in a headphone.
> So if I don't get something wrong this is the same issue!?
> If it is and you don't mind, would you add the following quirk-patch?

The very same fix was already queued in my tree (but for E752).
It'll be included in the next pull request to Linus, so likely in
4.1-rc4 or rc5.


thanks,

Takashi

> 
> diff --git a/sound/pci/hda/patch_realtek.c b/sound/pci/hda/patch_realtek.c
> index e2afd53..8491429 100644
> --- a/sound/pci/hda/patch_realtek.c
> +++ b/sound/pci/hda/patch_realtek.c
> @@ -5119,6 +5119,7 @@ static const struct snd_pci_quirk alc269_fixup_tbl[] = {
>      SND_PCI_QUIRK(0x104d, 0x9099, "Sony VAIO S13",
> ALC275_FIXUP_SONY_DISABLE_AAMIX),
>      SND_PCI_QUIRK(0x10cf, 0x1475, "Lifebook", ALC269_FIXUP_LIFEBOOK),
>      SND_PCI_QUIRK(0x10cf, 0x15dc, "Lifebook T731",
> ALC269_FIXUP_LIFEBOOK_HP_PIN),
> +    SND_PCI_QUIRK(0x10cf, 0x1757, "Lifebook E753",
> ALC269_FIXUP_LIFEBOOK_HP_PIN),
>      SND_PCI_QUIRK(0x10cf, 0x1845, "Lifebook U904",
> ALC269_FIXUP_LIFEBOOK_EXTMIC),
>      SND_PCI_QUIRK(0x144d, 0xc109, "Samsung Ativ book 9 (NP900X3G)",
> ALC269_FIXUP_INV_DMIC),
>      SND_PCI_QUIRK(0x1458, 0xfa53, "Gigabyte BXBT-2807",
> ALC283_FIXUP_BXBT2807_MIC),
> 
> If I got something wrong, please tell me.
> 
> Regards,
> 
> jhs
> 
> 2015-03-26 16:48 GMT+01:00 Jan Hinnerk Stosch <janhinnerk.stosch at gmail.com>:
> > Yes, it works (only until next reboot). I assume the "k" after "set"
> > was a typo. I ran
> > % amixer amixer -c0 set 'Speaker+LO' 0dB
> >
> > I have pulseaudio version 6.0
> >
> > regards,
> >
> > jhs
> >
> > 2015-03-26 15:26 GMT+01:00 Takashi Iwai <tiwai at suse.de>:
> >> At Thu, 26 Mar 2015 15:22:28 +0100,
> >> Jan Hinnerk Stosch wrote:
> >>>
> >>> Thx for your quick reply.
> >>> I ran the script with linux 3.18.6 and 3.19.2 and attached the output
> >>> in compressed form.
> >>
> >> I guess running the following once should recover:
> >>    % amixer -c0 set k 'Speaker+LO' 0dB
> >>
> >> But still the question is who lowered it.  Which PulseAudio version
> >> are you running?
> >>
> >>
> >> Takashi
> >>
> >>>
> >>> regards,
> >>>
> >>> jhs
> >>>
> >>> 2015-03-26 14:50 GMT+01:00 Takashi Iwai <tiwai at suse.de>:
> >>> > At Thu, 26 Mar 2015 13:53:30 +0100,
> >>> > Jan Hinnerk Stosch wrote:
> >>> >>
> >>> >> Hi,
> >>> >>
> >>> >> I hope this is the right place to report my issue!?
> >>> >> Since linux 3.19 I have very low volume on my Fujitsu E753 headphone
> >>> >> even on highest volume level.
> >>> >> As I don't have much experience with audio configuration and it worked
> >>> >> before I did a kernel bisect and found out, that commit
> >>> >> "03ad6a8c93b6df2d65c305b5b5f9474068b45bfb" is "responsible" for this.
> >>> >
> >>> > Adding David to Cc.
> >>> >
> >>> >> Is there something that I have to change in my configuration? Or do
> >>> >> you need some further information?
> >>> >
> >>> > Please take alsa-info.sh outputs before and after the patch.  Run the
> >>> > script with --no-upload option, and attach two output files.  (Maybe
> >>> > better to compress when attaching.)
> >>> >
> >>> > The commit does basically only renaming some control elements.
> >>> > Possibly some volumes are set lower than before now.
> >>> >
> >>> >
> >>> > thanks,
> >>> >
> >>> > Takashi
> >>> [2 alsainfo.tar.xz <application/x-xz (base64)>]
> >>>
>