At Thu, 14 Apr 2005 23:15:14 +1000, Benjamin Herrenschmidt wrote: > > On Thu, 2005-04-14 at 14:55 +0200, Johannes Berg wrote: > > Hi, > > > > > This patch hacks the current Alsa snd-powermac driver to add support for > > > recent machine models with the tas3004 chip, that is basically new > > > laptop models. > > > > So this works, but is incompatible with gstreamer. I took it with a > > rhythmbox/gstreamer developer and he said that it's a driver issue. A > > gstreamer log is here: > > http://johannes.sipsolutions.net/files/rhythmbox-alsa-debug > > (produced by GST_DEBUG=alsa*:5 rhythmbox 2>&1 | tee logfile) > > > > He also asked me to try > > $ gst-launch-0.8 sinesrc ! alsasink device=hw:0 > > > > which yields: > > RUNNING pipeline ... > > ERROR: pipeline doesn't want to play. > > > > So the conclusion was: > > "set_periods_near ioctl does something weird" > > > > Any ideas? > > I don't know, this is definitely not a problem with the platform > specific part of the driver, which is what I've been dealin with lately. > You may find a better answer with the Alsa folks regarding the actual > PCM implementation.
Could you try the very latest CVS alsa-lib? (Maybe you'll need to wait until tomorrow for sync with anon tree.) In the latest version, alsa-lib will show verbose messages to stderr when $LIBASOUND_DEBUG is set. Takashi -- To UNSUBSCRIBE, email to [EMAIL PROTECTED] with a subject of "unsubscribe". Trouble? Contact [EMAIL PROTECTED]