linux-kernel - Re: [REGRESSION][BISECTED] Audio volume issues since 4178d78cd7a8

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Message-ID: <874j6cc96f.wl-tiwai@suse.de>
Date: Thu, 19 Sep 2024 10:57:44 +0200
From: Takashi Iwai <tiwai@...e.de>
To: Christoffer Sandberg <cs@...edo.de>
Cc: Takashi Iwai <tiwai@...e.de>,
	Werner Sembach <wse@...edocomputers.com>,
	Jerry Luo
 <jerryluo225@...il.com>,
	Christian Heusel <christian@...sel.eu>,
	regressions@...ts.linux.dev,
	linux-kernel@...r.kernel.org,
	linux-sound@...r.kernel.org,
	Jaroslav Kysela <perex@...ex.cz>
Subject: Re: [REGRESSION][BISECTED] Audio volume issues since 4178d78cd7a8

On Wed, 18 Sep 2024 16:10:00 +0200,
Christoffer Sandberg wrote:
> 
> 
> 
> On 18.9.2024 15:49, Takashi Iwai wrote:
> > On Wed, 18 Sep 2024 15:39:28 +0200,
> > Werner Sembach wrote:
> >> 
> >> Hi
> >> 
> >> Am 18.09.24 um 10:09 schrieb Takashi Iwai:
> >> > On Wed, 18 Sep 2024 10:06:01 +0200,
> >> > Takashi Iwai wrote:
> >> >> [...]
> >> >> I don't see any relevant about the incorrect volumes by the suggested
> >> >> commit, but at least we should avoid applying the quirk for a
> >> >> non-existing speaker pin.
> >> >>
> >> >> Jerry, yours is with CX11970 (codec id 0x14f120d0), right?
> >> 
> >> Yes, at least for the preproduction sample of the Sirius Gen1 I have
> >> at hand atm.
> >> 
> >> pciid is 2782:12c3
> >> 
> >> @Christoffer: I guess 2782:12c5 is for the Gen2?
> 
> Yes the other is for Sirius Gen2
> 
> > 
> > Hm, and one of those PCI SSID conflicts with System76 Pangolin
> > (pang14)?  All seem to have the very same codec CX11970.
> 
> I don't think I saw the pci id explicitly listed, but that was the
> assumption.
> 
> > 
> > If they really conflict in both PCI and HD-audio codec IDs, the only
> > way would be to check DMI string, I'm afraid.
> > 
> 
> I asked about the volumes since it could be a hint that a second
> speaker is activated but stuck on a fixed volume. This would make a
> low general volume setting sound louder but still somewhat adjustable.
> 
> However, if we can not verify second speaker pair, then I agree, DMI
> limit would be the safe choice.

So, just to make clear: the device reported for a regression and the
device you tried to tweak are different models?  The former is
Pangolin and the latter Sirius Gen 2.  I'm confused by models.

With the quirk, you'll get an individual mixer element controlling the
top speaker volume?


Takashi