Hi,

I think the best option available is to use the ALSA drivers from the Git kernel. We moved our DM355 and DM6446 to use ALSA and live is more simple now.

Regards,

Diego Dompe
RidgeRun Engineering

On Sep 25, 2008, at 10:01 AM, Jerry Johns wrote:

Hey all,
I’ve searched through these forums extensively for this widespread audio lockup/stall problem when doing full-duplex mode on the OSS Davinci sound driver, and was wondering if it has been resolved? Has there been a proposed solution that definitely works? Or could someone highlight the key problem here? I’ve dug deep through the davinci-audio and intfc dma files, and the conditions that trigger it seem skewed by the fact that I have debug prints enabled on the code files; sometimes, its due to the sound_irq handler not triggering (possible RFULL error condition), and at other times, it hangs due to 2 channels being used when the 3rd and 4th buffers are put on the DMA chain (should just return an error code and go on with its normal routine..but it doesn’t)

Does 1.30 fix this problem? Are there any patches in the works?

Thank you,

Jerry
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