Re: CS4236 problems

[Takashi Iwai <tiwai@suse.de>]

At Thu, 09 May 2002 18:57:48 +0200,
Thomas Petersen wrote:
> 
> I'm having lots of problems getting the cs4236 driver to work. I started 
> out with the 0.9.0rc1 package. The snd-cs4236.o module wouldn't load. It 
> just resulted in a message like "kernel: CS4236+ soundcard not found or 
> device busy" in the system log.
> Then i found out that the cs4236 driver was missing the pnp id of my 
> card. I gathered the information from /proc/isapnp and added the line:
> ISAPNP_CS4232('C','S','C',0xe936,0x0000,0x0010,0x0003),
> to the list of pnpids in cs4236.c
> Now the module could load, and I could even play some music... problem 
> was now, that the sound wasn't audible. I turned up the volume for all 
> channels in alsamixer and that actually made a difference. Now i could 
> hear the music but extremely low. It is like the output is muted or 
> something needs to be turned up. Also in a program like "kmix" the 
> master volume is missing... strange.
> 
> Today i have tried with a cvs snapshot from 8th may. To get the module 
> to load i did the same as before but i additionally had to uncomment the 
> lines:
> if (ver1 != ver2) {
>      snd_printk("CS4236+ chip detected, but control port 0x%lx is not
>   valid\n", cport);
>      snd_device_free(card, chip);
>      return -ENODEV;
> }
> in cs4236_lib.c. Otherwise it would just always give that message in the 
> log when loading the module. I now have the same result as before.

hmm...  did rc1 work without this change?
then i may have brought a bug in the code...


> In addition to the cs4236 card i also have a Terratec 128i (ESS Solo-1, 
> snd-es1938.o) which is working perfectly with alsa.
> The cs4236 is working correctly with OSS using the cs4232 driver.
> 
> I can supply more information on request like contents of /proc/isapnp 
> and stuff like that. Just ask!

yes, could you attach the output of /proc/isapnp to make a patch?


Takashi


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