Re: [PATCH] pmac: sound support for latest laptops
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.
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