[alsa-devel] Issues with ALSA:ice1724 sound cards on powerpc machines

[Takashi Iwai]

On Mon, 11 Apr 2016 16:44:26 +0200,
Pavel Hofman wrote:
> 
> Dne 11.4.2016 v 16:11 Takashi Iwai napsal(a):
> > On Mon, 04 Apr 2016 21:58:14 +0200,
> > Julian Margetson wrote:
> >>
> >> On 2/17/2016 2:29 PM, Julian Margetson wrote:
> >>> Hi
> >>>
> >>> Having an issue issue with ice1724 sound cards on powerpc motherboards.
> >>> Motherboards in question Acube Sam460ex .
> >>> The card appears as a valid device but there is no sound output on the
> >>> majority of boots of the computer.
> >>> Logs attached.
> >>> On the first set boot audio playback produced sound ok.
> >>> On the second set boot no sound was produce with audio playback
> >>>
> >>>
> >>> Regards
> >>> Julian Margetson
> >>>
> >>>
> >>>
> >> Anyone have any ideas ?
> >>
> >> Resubmitting again with links to logs instead of included as attachments.
> >> The issue also seen on A-Eon Cyrus P5020 motherboard .
> >>
> >> https://www.dropbox.com/s/72labcje9z1r1b7/1alsa-info.txt.7CLHMG0Gap?dl=0
> >> https://www.dropbox.com/s/v1pn5kjqrvwu16f/boot_1.log?dl=0
> >> https://www.dropbox.com/s/uuaa14rkpmmz1o0/2alsa-info.txt.VKiEVuytiJ?dl=0
> >> https://www.dropbox.com/s/wwu2f5t93l8g26d/boot_2.log?dl=0
> >
> > I have no concrete idea, but in general, the usual problems on PPC are
> > either related with cache coherency or byte endianness.  I don't know
> > of any issue with the latter in ice1724 driver, so likely it's the
> > former.
> >
> 
> Perhaps the ice1724 driver was not even tested properly with the AC97 
> codec.
>
> Do we know of any separate PCI ice1724 card with this codec?

It was tested on some boards, IIRC, but I don't remember which.
It might be some test board.  So, I can't comment whether it's broken
or not :)


Takashi