Yup, that was it. I had to get some Freescale guys to fix some kernel code and the fixes should filter out into the various branches and repos over time. I think I'm one of two people that have functioning audio on the iMX6 platform right now. It's like having a stack of Pi's in terms of processing (no video acceleration though).
On Mon, Sep 23, 2013 at 12:50 PM, Chris Clepper <[email protected]> wrote: > Looks like it is a driver issue in the kernel preventing duplex audio with > the onboard sgtl5000. I'm about to rebuild the kernel to test. > > > On Mon, Sep 23, 2013 at 2:25 AM, IOhannes m zmölnig <[email protected]>wrote: > >> On 09/22/13 21:00, Chris Clepper wrote: >> > I've got a Wandboard* here for some testing and I can't get Alsa to >> work in >> > duplex. Testing with arecord produces a soundfile and aplay plays it >> back. >> > But starting Pd with Alsa or jack gives the dreaded errors about the >> > resource being in use. >> >> i did some tests with the wandboard and an external USB soundcard, and i >> *never* managed to get jackd running stable for "longer" (the project >> required that audio would work for days and weeks without restart). >> so i ended up using a complicated (compared to jack) plugin system based >> on ALSA. >> it turned out that the timing on the wandboard is much too imprecise for >> jack (and the connected cheapo USB-soundcard did not help) >> >> obviously this is not the problem you are facing here (as i did get full >> duplex sound), but maybe this info is of some other use... >> >> fgmasdr >> IOhannes >> >> >> _______________________________________________ >> [email protected] mailing list >> UNSUBSCRIBE and account-management -> >> http://lists.puredata.info/listinfo/pd-list >> >> >
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