diff options
| author |   Mark Brown <broonie@opensource.wolfsonmicro.com> | 2010-11-26 17:23:42 +0000 |
|---|---|---|
| committer | Mark Brown <broonie@opensource.wolfsonmicro.com> | 2010-11-27 10:32:14 +0000 |
| commit | 2e19b0c8c21cb06eb5b902588c30ae0529ce8ec3 (patch) | |
| tree | 8784fdce6615579684ddd915ae9677af00305186 | |
| parent | ASoC: Convert WM8994 to use soc-cache.c cache functions (diff) | |
| download | linux-dev-2e19b0c8c21cb06eb5b902588c30ae0529ce8ec3.tar.xz linux-dev-2e19b0c8c21cb06eb5b902588c30ae0529ce8ec3.zip | |
ASoC: Enable rbtree compression for WM8994/58 register cache
The WM8994 and WM8958 register map is relatively sparse so benefits
from compression. The rbtree compression gives better results than
LZO for both memory and CPU consumption on a map as sparse as this.
Signed-off-by: Mark Brown <broonie@opensource.wolfsonmicro.com>
Acked-by: Liam Girdwood <lrg@slimlogic.co.uk>
| -rw-r--r-- | sound/soc/codecs/wm8994.c | 1 |
1 files changed, 1 insertions, 0 deletions
diff --git a/sound/soc/codecs/wm8994.c b/sound/soc/codecs/wm8994.c index d9c6dd5823b4..5f203c545e00 100644 --- a/sound/soc/codecs/wm8994.c +++ b/sound/soc/codecs/wm8994.c @@ -3033,6 +3033,7 @@ static struct snd_soc_codec_driver soc_codec_dev_wm8994 = { .reg_cache_size = WM8994_CACHE_SIZE, .reg_cache_default = wm8994_reg_defaults, .reg_word_size = 2, + .compress_type = SND_SOC_RBTREE_COMPRESSION, }; static int __devinit wm8994_probe(struct platform_device *pdev) |