[alsa-devel] aplay throws error

Lu Guanqun guanqun.lu at intel.com
Mon May 9 02:31:28 CEST 2011


On Sun, May 08, 2011 at 01:27:06AM +0800, preetam wrote:
> On Saturday 07 May 2011 07:59 PM, Lu Guanqun wrote:
> > On Sat, May 07, 2011 at 03:27:03PM +0800, preetam wrote:
> >> Hai,
> >>
> >> My aplay throws the following error:
> >>
> >> Playing WAVE 'Linkin Park - New divide.wav' : Signed 16 bit Little
> >> Endian, Rate 44100 Hz, Stereo
> >> aplay: aplay.c:1029: set_params: Assertion `err>= 0' failed.
> > Hi,
> >
> > What's your version of alsa-utils?
> > I don't see the assert(err>= 0) on line 1029 on the latest repository
> > code.
> >
> > Well, if this utilizes your newly written driver, I would suggest you
> > insert some logs in your hw_params callback in driver. It might actually
> > be your driver's mis-behavour.
> >
> > I'm not an expert on alsa, so it's just my 2 cents...
> >
> >> Aborted by signal Aborted...
> >>
> >>
> >> I am using a pandaboard. Kernel is 2.6.35 from omap tree L27.11.1.
> >>
> >> I am new to alsa and I have written an soc driver for this.
> >> can anyone help me.
> >>
> >> I can only trace the function calls to alloca. I am blank from here on.
> >>
> >> Regards,
> >> Preetam
> >> _______________________________________________
> >> Alsa-devel mailing list
> >> Alsa-devel at alsa-project.org
> >> http://mailman.alsa-project.org/mailman/listinfo/alsa-devel
> Hai,
> 
> I dont know how to check the alsa-utils version. Its part of android 
> gingerbread source tree.
> There is also an ambiguousness as to whether its a problem with 
> hw_params or sw_params function.
> Is there any way I can use something as simple as ctags with vim in 
> android source tree?
> 
> Is there any updated documentation for starters in alsa soc for the new 
> pandaboard 2.6.35 kernel?

Hi,

I'm not familar with pandaboard, not sure whether there's any
documentation for this.

> I want to learn and master, but I am only getting information in bits 
> and pieces.
> 
> Regards,
> Preetam
> 

-- 
guanqun


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