On Tue, 2011-10-18 at 17:09 -0400, Wang Xingchao wrote: > if all channels have same volume setting, use fast way to > do volume change. this patch intended to work for two formats: > s16ne/s16re. > > Signed-off-by: Wang Xingchao <xingchao.wang at intel.com> > --- As Tanu points out, some hard data here would be good. But just to set your expectations correctly, this code is actually not used on any recent x86 or ARM machine since there are optimised routines for these. I'm certainly not against optimisations to these paths, since there /are/ other architectures that PA runs on. Cheers, Arun