[alsa-devel] [PATCH v2 0/3] ASoC: Introduce the new caching API

Liam Girdwood lrg at slimlogic.co.uk
Thu Nov 11 12:39:29 CET 2010

On Thu, 2010-11-11 at 10:04 +0000, Dimitris Papastamos wrote:
> This patch series introduces the new caching API.  The idea behind this
> caching interface is that we can provide different means of organizing
> and accessing the register cache.  This is useful for large and sparse
> register maps, where one can use some kind of compression algorithm to
> reduce the memory footprint.  The caching API is designed in such way to
> eliminate the need for modifying any existing drivers.
>  - Memory usage statistics, to make it easier to select the proper caching
>  technique.
>  - Support for bulk reads/writes.
>  - Overridable caching behaviour from the machine driver.
>  - Optimize certain CPU intensive paths.
>  - Ensure proper locking in init()/exit()/sync().
> Dimitris Papastamos (3):
>   ASoC: soc-cache: Add support for flat register caching
>   ASoC: soc-cache: Add support for LZO register caching
>   ASoC: soc-cache: Add support for rbtree based register caching

Acked-by: Liam Girdwood <lrg at slimlogic.co.uk>

Freelance Developer, SlimLogic Ltd
ASoC and Voltage Regulator Maintainer.

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