Despite the indifference to this issue, I thought it only fair to say that switching to mmap seems to have stopped the problem from occuring.
- Tom. Tom Browne wrote: > Hi all, > > I am having serious trouble with ALSA using the poll method as shown > in the pcm.c test app... > > Under certain conditions (yet to be established properly - it doesn't > happen every single time) with this ICE1712 card (DSP24), > snd_pcm_writei doesn't just block... it never comes back. I thought > it may be a bug in the old version of ALSA (0.9.8) so updated the > drivers and libs to latest, which had no effect on the problem at all. > > A bit more thorough checking reveals that the problem only happens at > 88200 and 96000 sampling rates... not at 22050, 24000, 44100 or > 48000. That's a bit worrying... > > It's only started to happen regularly (used to be _very_ rare) since I > upgraded the development machine from an Intel 815, Celeron 1.0G to a > SiS651, Celeron 2.0G setup. > > The kernel is 2.4.22+ll+supermount if that offers any clues... APIC is > turned off, as in the past I couldn't get any sound at all in Linux > with it enabled... > > Cheers, > > Tom Browne. ------------------------------------------------------- This SF.Net email is sponsored by: IBM Linux Tutorials Free Linux tutorial presented by Daniel Robbins, President and CEO of GenToo technologies. Learn everything from fundamentals to system administration.http://ads.osdn.com/?ad_id=1470&alloc_id=3638&op=click _______________________________________________ Alsa-devel mailing list [EMAIL PROTECTED] https://lists.sourceforge.net/lists/listinfo/alsa-devel
