[alsa-devel] Need expert's advice - Fast Track Ultra (8R) dropping samples

Felix Homann linuxaudio at showlabor.de
Tue Oct 12 10:18:24 CEST 2010

Hi Daniel,

Am 12.10.2010 09:18, schrieb Daniel Mack:
> Felix, can you add a
>    printk(KERN_WARNING "%s() is_playback %d fill_max %d syncpipe %d\n",
>    	 __func__, is_playback, subs->fill_max, subs->syncpipe);
> at the end of set_format() in pcm.c and send us the output?

Here you go:

[195791.510900] set_format() is_playback 0 fill_max 0 syncpipe 0
[195791.513495] set_format() is_playback 1 fill_max 0 syncpipe 0

> I have an untested patch ready which should add support for implicit
> feedback, but I'm uncertain about the condition when to activate this
> mode.

That sounds great. I'm looking forward to give it a try!



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