Re: Dell OptiPlex 5080: `Unstable LPIB (352800 >= 176400); disabling LPIB delay counting`

[Takashi Iwai <tiwai@xxxxxxx>]

On Fri, 28 Jun 2024 13:11:18 +0200,
Paul Menzel wrote:
> 
> Dear Linux folks,
> 
> 
> On a Dell OptiPlex 5080/032W55, BIOS 1.17.1 12/18/2022 Linux 6.6.12
> and 6.6.35 sometimes log (`sound/pci/hda/hda_intel.c`):
> 
>     snd_hda_intel 0000:00:1f.3: Unstable LPIB (352800 >= 176400);
> disabling LPIB delay counting
> 
> Is there a problem with the system? The value seems exactly double of
> the limit.

It was about the PCM position reporting and the hardware report is
somewhat flaky, so the driver gave up to take the LPIB register value
for delay calculation.  The position itself is reported by other ways,
hence it's no serious issue and in most cases you can ignore it.


Takashi