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

[Pavel Hofman]

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?

Regards,

Pavel Hofman.