[alsa-devel] alsactl restore: unknown hardware: ymf724f

[Angel Tsankov]

Raymond Yau wrote:
> 2010/3/29 Angel Tsankov <fn42551 at fmi.uni-sofia.bg>
> 
>> Raymond Yau wrote:
>>
>>> 2010/3/29 Angel Tsankov <fn42551 at fmi.uni-sofia.bg>
>>>
>>>  Raymond Yau wrote:
>>>>> 2010/3/26 Angel Tsankov <fn42551 at fmi.uni-sofia.bg>
>>>>>
>>>>>  Hello again!
>>>>>> I've recently had some time to investigate this problem further on and
>>>>>> here's what I've discovered:
>>>>>>
>>>>>> Raymond Yau wrote:
>>>>>>
>>>>>>> 2010/2/26 Pacho Ramos <pacho at condmat1.ciencias.uniovi.es>
>>>>>>>
>>>>>>>  El vie, 26-02-2010 a las 13:57 +0200, Angel Tsankov escribió:
>>>>>>>>> Raymond Yau wrote:
>>>>>>>>>
>>>>>>>>>> 2010/2/25 Jaroslav Kysela <perex at perex.cz>
>>>>>>>>>>
>>>>>>>>>>  On Thu, 25 Feb 2010, Angel Tsankov wrote:
>>>>>>>>>>>  Jaroslav Kysela wrote:
>>>>>>>>>>>>> On Thu, 25 Feb 2010, Angel Tsankov wrote:
>>>>>>>>>>>>>
>>>>>>>>>>>>>  Hello,
>>>>>>>>>>>>>> I run 'alsactl restore' on a machine with 2 sound cards -- a
>>>>>>>>>>>>>>
>>>>>>>>>>>>> built-in
>>>>>>>>> Intel Corporation 82801EB/ER (ICH5/ICH5R) AC'97 Audio Controller
>>>>>>>>>>>>> (rev
>>>>>>>>> 02) and a non-built-in Yamaha Corporation YMF-724F [DS-1 Audio
>>>>>>>>>>>>>> Controller] (rev 03) -- and get the following message:
>>>>>>>>>>>>>>
>>>>>>>>>>>>>> Unknown hardware: "YMF724F" "SigmaTel STAC9700,83,84"
>>>>>>>>>>>>>>
>>>>>>>>>>>>> "AC97a:83847600"
>>>>>>>>> "0x1073" "0x000d"
>>>>>>>>>>>>>> Hardware is initialized using a guess method
>>>>>>>>>>>>>>
>>>>>>>>>>>>>> As a consequence the volume levels of the Yamaha card do not
>>>>>>>>>>>>>> get
>>>>>>>>>>>>>> restored to the levels stored in /etc/asound.state.  The volume
>>>>>>>>>>>>>>
>>>>>>>>>>>>> levels
>>>>>>>>> of the built-in card however are properly restored.  The
>>>>>>>>>>>>> asound.state
>>>>>>>>> file has been created by executing 'alsactl store'.
>>>>>>>>>>>>>>  your problem is "alsactl restore" become "alsactl init" when
>>>>>>> the number
>>>>>>>
>>>>>> of
>>>>>>
>>>>>>> controls is more than those in state file.
>>>>>>>
>>>>>> I'm not quite sure that the case is this since 'alsactl restore' does
>>>>>> restore the values of the Yamaha sound card (and those of the other
>>>>>> card, too) and 'alsactl restore 1' seems to just initialize the Yamaha
>>>>>> card.  This is with alsa-utils version 1.0.22.
>>>>>>
>>>>>>  "Hardware is initialized using a guess method "  is the message used
>>>>> by
>>>>> alsactl init
>>>>>
>>>>>
>>>>>
>>>> http://git.alsa-project.org/?p=alsa-utils.git;a=commitdiff;h=9a748178d1c9e783242f0cc794ab3efb27092f34;hp=0c02a4e3d23c7b5d03215f1bfaba9f70ed11e9b7
>>>>
>>>> I don't get what you mean. Could you explain a little bit more?
>>>>
>>>>  post the output of alsa-info.sh after  "alsactl init"
>>> and immeditate after the system boot
>>>
>> I'm sending the requested output as an attachment.
> 
> As you can see the driver has 79 controls but only 48 controls saved in the
> asound.state
> 
> that is why "alsactl restore" become "alsactl init"
> 
> 
> !!Amixer output
> !!-------------
> 
> !!-------Mixer controls for card 0 [YMF724F]
> 
> Card hw:0 'YMF724F'/'Yamaha DS-1 (YMF724F) at 0xfb000000, irq 5'
>   Mixer name    : 'SigmaTel STAC9700,83,84'
>   Components    : 'AC97a:83847600'
>   Controls      : 79
>   Simple ctrls  : 31

My question was why 'alsactl restore' restores the sound card and 
'alsactl restore 1' just initializes the card.

Angel Tsankov