Alsa build doesn't include or create asound.conf file. You have to put one
by yourself and alsa.conf is different from asound.conf. If you are sure
about the alsa device files getting created with proper permissions
(/dev/snd/*), you can try alsa_mixer with -c option giving card number
explicitely.
On Sun, Jun 7, 2009 at 1:46 PM, Nimit Manglick <nimitandr...@gmail.com>wrote:
> Hi Luca,
>
> I have checked out alsa-lib, alsa_sound from android git, and it doesn't
> generates any file with the name asound.conf , it generates alsa.conf in
> system/usr/share/alsa.conf (I cross checked Android.mk file ) which I copied
> in system/etc with the name asound.conf. But the system is crashing with the
> same logs.
>
> Hi Ravi,
>
> 1. Use, "alsa_amixer contents" to get the controls and their values
>
> alsa_mixer will not work as the system is not even getting UP bcoz of the
> crash.
> 2. Create asound.conf based on the above result
> 3. Put it in /system/etc/ folder in your Android-target and check.
>
> I already tried with that but the system is still geting crashed.
>
> Please find attached my alsa.conf file
>
> Thanks & Regards
> Nimit
>
>
>
> On Fri, Jun 5, 2009 at 8:56 AM, crazygenie <rav...@gmail.com> wrote:
>
>>
>> ALSA will NOT work unless you have a valid asound.conf customized for
>> your audio controls.
>>
>> 1. Use, "alsa_amixer contents" to get the controls and their values
>> 2. Create asound.conf based on the above result
>> 3. Put it in /system/etc/ folder in your Android-target and check.
>>
>>
>> On Jun 4, 6:23 pm, Nimit Manglick <nimitandr...@gmail.com> wrote:
>> > Its trying to look for soem configuration settings it seems teh code
>> snippet
>> > is as below :-
>> >
>> > err = snd_config_search_definition(root, "ctl", name, &ctl_conf);
>> > if (err < 0) {
>> > SNDERR("Invalid CTL %s", name);
>> > return err;
>> > }
>> >
>> > plus the error its throwing from some config.c fiel also.
>> >
>> > Is it a problem of soem configuration file ??
>> >
>> > Regards
>> > Nimit
>> >
>> > On Thu, Jun 4, 2009 at 6:35 PM, Luca Belluccini <
>> lucabellucc...@gmail.com>wrote:
>> >
>> >
>> >
>> > > control.c @ line 909 what is trying to do?
>> >
>> > > On 4 Giu, 07:50, Nimit Manglick <nimitandr...@gmail.com> wrote:
>> > > > I followed the steps... I checked out alsa-lib , alsa-utils and
>> > > alsa_sound
>> > > > from android git repository.
>> >
>> > > > But The system is getting crashed on start up.
>> >
>> > > > the logs are :-
>> >
>> > > > E/ALSALib ( 691):
>> > > > external/alsa-lib/src/control/control.c:909:(snd_ctl_open_noupdate)
>> > > Invalid
>> > > > CTL AndroidPlayback
>> > > > E/AudioHardwareALSA( 691): Unable to attach mixer to device
>> > > > AndroidPlayback: No such file or directory
>> > > > E/ALSALib ( 691):
>> external/alsa-lib/src/conf.c:3964:(snd_config_expand)
>> > > > Load defaults error: File exists
>> > > > E/ALSALib ( 691):
>> > > > external/alsa-lib/src/control/control.c:909:(snd_ctl_open_noupdate)
>> > > Invalid
>> > > > CTL hw:00
>> > > > E/AudioHardwareALSA( 691): Unable to attach mixer to device
>> default:
>> > > File
>> > > > exists
>> > > > E/ALSALib ( 691):
>> > > > external/alsa-lib/src/control/control.c:909:(snd_ctl_open_noupdate)
>> > > Invalid
>> > > > CTL AndroidRecord
>> > > > E/AudioHardwareALSA( 691): Unable to attach mixer to device
>> > > AndroidRecord:
>> > > > No such file or directory
>> > > > E/ALSALib ( 691):
>> external/alsa-lib/src/conf.c:3964:(snd_config_expand)
>> > > > Load defaults error: File exists
>> > > > E/ALSALib ( 691):
>> > > > external/alsa-lib/src/control/control.c:909:(snd_ctl_open_noupdate)
>> > > Invalid
>> > > > CTL hw:00
>> > > > E/AudioHardwareALSA( 691): Unable to attach mixer to device
>> default:
>> > > File
>> > > > exists
>> >
>> > > > Please help me what i am misisng. ?
>> >
>> > > > Thanks
>> > > > Nimit
>> >
>> > > > On Thu, Jun 4, 2009 at 11:14 AM, crazygenie <rav...@gmail.com>
>> wrote:
>> >
>> > > > > Those error messages in system startup will vanish as soon as you
>> put
>> > > > > a proper asound.conf file covering all the audio controls into
>> /system/
>> > > > > etc directory. One way to write a asound.conf is to look at the
>> output
>> > > > > of "alsa_mixer contents" command and writing the asound.conf
>> > > > > accordingly.
>> >
>> > > > > On Jun 3, 4:40 pm, Luca Belluccini <lucabellucc...@gmail.com>
>> wrote:
>> > > > > > asound.conf must be fixed:
>> > > > > > +device 0
>> > > > > > -device 16
>> >
>> > > > > > On 3 Giu, 13:36, Luca Belluccini <lucabellucc...@gmail.com>
>> wrote:
>> >
>> > > > > > > Solved.
>> >
>> > > > > > > Use these info as guide for ALSA on x86.
>> > > > > > > Remember to make clean!
>> >
>> >
>>
>>
>
> >
>
--
Ravishankar Haranath
http://www.linmaya.net
We should be taught not to wait for inspiration to start a thing. Action
always generates inspiration. Inspiration seldom generates action.
- Frank Tibolt
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