[alsa-devel] [PATCH 1/3] ALSA: compress_core: Update calc_avail to use cumulative values

Charles Keepax ckeepax at opensource.wolfsonmicro.com
Wed Apr 10 12:01:04 CEST 2013


On Tue, Apr 09, 2013 at 08:59:48PM -0700, Pierre-Louis Bossart wrote:
> the question was whether we need these offsets at all. Can't we just use  
> cumulative values everywhere?
> -Pierre
>

Removing them does introduce a modulus operation which is not
very nice given we are dealing with all 64-bit values. Although
limiting the buffer size to 32-bit would make that slightly
neater.

Aside from that the change is trivial to make and does match how
the PCM interface is handled.

Charles


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