[alsa-devel] [REPOST] opti93x: conversion to use cs4231 library
alsa at piccio.org
Thu Feb 7 02:21:21 CET 2008
when I provided the driver years ago all my 930* cards were working well
in WSS mode.
Please note that 'well' means: 'I can hear sound coming out from
speakers, and its quality is not so bad' :)
But it is a long long time I do not test those cards.
I will try to check the latest source code.
Rene Herman ha scritto:
> On 30-01-08 01:43, Rene Herman wrote:
>> 931 and 933 work and 930 (a non-PnP chip) is being a royal pain in the
>> ass again. With the new code, I haven't yet been able to get it to work
>> -- no IRQ is firing. However, I also experienced this _once_ with the
>> old driver so I'm not sure what's going on. When I now try to reproduce
>> with the old one, I can't. Maybe a timing difference.
>> Will need further testing -- I have no time in the next few days.
> Hate it but will need to confirm that this is definitely a regression. OPTi
> 82C930A does not work with the cs4231-lib using driver, does work with the
> current driver. It loads, but gets no interrupts.
> However, relevant -- "does work with the old driver" is conditional on one
> accepting a definition of "does work" which includes "does not produce any
> sound". OPTi 930 is a Non-PnP chip, and it seems it might need the same kind
> of internal switching that the Non-PnP sound galaxies need before the output
> circuitry is actually connected to the WSS part and not the SB part.
> Given that for most people sound cards have producing sound as one of their
> more important characteristics it not in fact doing such no doubt means that
> this chip isn't used at _all_ by anyone. I have one, but I can't say I've
> ever found another one either. Could've sworn I tested it before and got it
> to work but not able to say with certainty either.
> Massimo, do you remember if the driver was ever tested on a 930?
> In any case, it works on 931 and 933, not 930. 931/3 are the chips actually
> used. No opinion on just integrating this anyway. Debugging 930 is going to
> require some work and time.
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