aboutsummaryrefslogtreecommitdiff
path: root/sound
diff options
context:
space:
mode:
authorAxel Lin <axel.lin@gmail.com>2011-11-23 12:46:11 +0800
committerMark Brown <broonie@opensource.wolfsonmicro.com>2011-11-23 11:34:21 +0000
commitb284362b6b45150d171ff5bed92bc416b040aead (patch)
treeff4acd003d7aa8113db19c9deb645f4bb6233392 /sound
parent4ca8af579c9748376db537575f7a811c179fe50a (diff)
downloadlinux-stericsson-b284362b6b45150d171ff5bed92bc416b040aead.tar.gz
ASoC: cs42l51: Fix off-by-one for reg_cache_size
Just checking the code in cs42l51_fill_cache(): The cache pointer points to codec->reg_cache + 1. I think it is because CS42L51_FIRSTREG is 0x01, so codec->reg_cache[0] is not used here. Then we read CS42L51_NUMREGS bytes to cache. So we need reg_cache_size to be CS42L51_NUMREGS + 1. Signed-off-by: Axel Lin <axel.lin@gmail.com> Signed-off-by: Mark Brown <broonie@opensource.wolfsonmicro.com>
Diffstat (limited to 'sound')
-rw-r--r--sound/soc/codecs/cs42l51.c2
1 files changed, 1 insertions, 1 deletions
diff --git a/sound/soc/codecs/cs42l51.c b/sound/soc/codecs/cs42l51.c
index 8c3c8205d19e..1ee66361f61b 100644
--- a/sound/soc/codecs/cs42l51.c
+++ b/sound/soc/codecs/cs42l51.c
@@ -555,7 +555,7 @@ static int cs42l51_probe(struct snd_soc_codec *codec)
static struct snd_soc_codec_driver soc_codec_device_cs42l51 = {
.probe = cs42l51_probe,
- .reg_cache_size = CS42L51_NUMREGS,
+ .reg_cache_size = CS42L51_NUMREGS + 1,
.reg_word_size = sizeof(u8),
};