At Sun, 15 Oct 2006 18:48:43 +0200, Assaf Hoffman wrote: > > Hi, > I would be happy if someone can help me with understanding the cmipci.c > snd_cmipci_pcm_prepare(): > Line 789 starts the calculation of Channel 0 Frame Register 2 field Base > count of samples at Codec: > > /* buffer and period sizes in frame */ > rec->dma_size = runtime->buffer_size << rec->shift; > > The register expects to get its count in sample granularity. It's in samples granualtiy but assuming 16bit. In the case of 32bit samples, it's doubled. That's why 1 bit shift is required for handling 32bit samples in the driver. Takashi ------------------------------------------------------------------------- Using Tomcat but need to do more? Need to support web services, security? Get stuff done quickly with pre-integrated technology to make your job easier Download IBM WebSphere Application Server v.1.0.1 based on Apache Geronimo http://sel.as-us.falkag.net/sel?cmd=lnk&kid=120709&bid=263057&dat=121642 _______________________________________________ Alsa-devel mailing list Alsa-devel@xxxxxxxxxxxxxxxxxxxxx https://lists.sourceforge.net/lists/listinfo/alsa-devel
