Re: [INFO] C-Media CMI9761 -A- type , CODEC ID BY MB

[thomas schorpp <t.schorpp@gmx.de>]

thomas schorpp wrote:
> Takashi Iwai wrote:
> 
>> At Wed, 16 Feb 2005 06:21:42 +0100,
>> thomas schorpp wrote:
>>
>>> -----BEGIN PGP SIGNED MESSAGE-----
>>> Hash: RIPEMD160
>>>
>>> hello,
>>>
>>> this device
>>>
>>> http://www.cmedia.com.tw/product/CMI9761.htm
>>>
>>> the -A- type ive got
>>>
>>> has working continuous (slider) master mixer+balance and "working" pcm
>>> mixer slider with v106 (2.6.10 release kernel alsa) but no more with
>>> v108 alsa-driver or cvs from yesterday.
>>>
>>> please branch for this device (on cheap asrock mass-seller K7VTA+ board
>>> with via8235 pci).
>>
>>
>>
>> Interesting.  How can one detect the difference of model?  Does it
>> have a different codec id?
>>
> 
> uh-oh!
> 
> { 0x434d4941, 0xffffffff, "CMI9738",        patch_cm9738,    NULL },
> { 0x434d4961, 0xffffffff, "CMI9739",        patch_cm9739,    NULL },
> { 0x434d4978, 0xffffffff, "CMI9761",        patch_cm9761,    NULL },
> { 0x434d4982, 0xffffffff, "CMI9761",        patch_cm9761,    NULL },
> /* { 0x434d4983, 0xffffffff, "CMI9761",        patch_cm9761,    NULL }, */
> { 0x434d4983, 0xffffffff, "CMI9761A",        patch_cm9761a,    NULL },
> 
> 
> Feb 17 02:05:42 tom1 kernel: ALSA 
> /usr/src/alsa/alsa-driver/alsa-kernel/pci/ac97/ac97_patch.c:2105: AC'97 
> 0 is [0x434d4983] id.
> 
> can it be?
> 
> or im mistaking here:
> 
> int patch_cm9761a(ac97_t *ac97)
> {
>     snd_printk(KERN_ERR "AC'97 %d is [0x%x] id.\n", ac97->num, 
> ac97->id); /*identify schorpp s -A- chip*/
> 
> ive seen you somewhere in the code branching by mainboard vendor.
> 
>     /* Special exception for ASUS W1000/CMI9739. It does not have an 
> SPDIF in. */
>     if (ac97->pci &&
>          ac97->subsystem_vendor == 0x1043 &&
>          ac97->subsystem_device == 0x1843) {
> 
> 
> well see...

	snd_printk(KERN_ERR "AC'97 %d is [0x%x] id.  [0x%x] pci,  [0x%x] 
subsystem_vendor   [0x%x] subsystem_device \n", ac97->num, ac97->id, 
ac97->pci, ac97->subsystem_vendor, ac97->subsystem_device); /*identify 
schorpp s -A- chip*/


Feb 17 02:48:34 tom1 kernel: ALSA 
/usr/src/alsa/alsa-driver/alsa-kernel/pci/ac97/ac97_patch.c:2105: AC'97 
0 is [0x434d4983] id.  [0xdff32800] pci,  [0x1849] subsystem_vendor 
[0x9761] subsystem_device

hope this helps.

tom

> 
> tom
> 
>>
>> Takashi
>>


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