[alsa-devel] [RFC] Remove PCM xfer_align parameter

Takashi Iwai tiwai at suse.de
Tue Jan 8 17:48:41 CET 2008

At Tue, 8 Jan 2008 17:41:06 +0100 (CET),
Jaroslav Kysela wrote:
> On Thu, 20 Dec 2007, Takashi Iwai wrote:
> > This patch removes the PCM xfer_align parameter.
> > It's still present and won't break the kernel ABI.
> > 
> > Note that this patch won't be applied cleanly to HG, as it's generated
> > in the middle of my patch stack (to fix snd_pcm_lib_write1 blocking
> > bug).
> Are you sure that this patch does not change compatibility with older 
> applications? Otherwise, ACK.

The xfer_align doesn't actually change the behavior that is exposed to
the outside.  It's rather the driver internal, and the implementation
doesn't influence on the transfer behavior in practice.

> Also, alsa-lib API should be updated to respect this (and time tick) 
> changes.

Yes.  That's pending on my local tree.

Also I'll increase PCM pversion too, just to be sure.


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