[alsa-devel] [2.6.30-rc2][PATCH 1/2] ASoC: OMAP: Fix DSP_B format in OMAP McBSP DAI driver
getarunks at gmail.com
Thu Apr 16 13:20:36 CEST 2009
On Thu, Apr 16, 2009 at 4:17 PM, Jarkko Nikula <jarkko.nikula at nokia.com> wrote:
> On Thu, 16 Apr 2009 12:33:58 +0200
> ext Mark Brown <broonie at sirena.org.uk> wrote:
>> On Thu, Apr 16, 2009 at 01:31:43PM +0300, Jarkko Nikula wrote:
>> > ext Mark Brown <broonie at sirena.org.uk> wrote:
>> > > Could you try the test with no data on the left channel? I
>> > > suspect that the LSB of the left channel may be being processed
>> > > as the MSB of the right channel.
>> > I'm wondering why the left channel is still playing fine?
>> If you drop the LSB of data it will normally sound fine but the signal
>> level will be reduced - the effects are much less obvious when testing
>> by ear than errors in the MSB.
> I meant if there is one bit difference or bit clock polarity is wrong
> then the both channels should be corrupted? At least the AIC33 is
> behaving so.
> I was thinking can the codec go out-of-sync during bit transmission
> of left followed by right channel data and resynchronize back after next
> FS change but this really sounds bit too far reason to me.
I had done some mistake while applying the Jarkko's patch previously.
Now its working fine.
Sorry for the confusion caused.
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