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authorMark Brown <broonie@opensource.wolfsonmicro.com>2012-03-03 15:33:23 +0000
committerMark Brown <broonie@opensource.wolfsonmicro.com>2012-03-04 01:56:18 +0000
commitb16db745b51a1ecd3fd526a2ff35d61f2962bd7f (patch)
tree6d6d537e7f4430c523cc44ec882b669036908897
parent2bc16ed8e02ba39dc5010b4a2b2a606e4b87abbd (diff)
ASoC: wm8994: Suppress noop updates of FLL K
Using snd_soc_write() means we always write to the register even if it already contains the newly calculated value. Signed-off-by: Mark Brown <broonie@opensource.wolfsonmicro.com>
-rw-r--r--sound/soc/codecs/wm8994.c3
1 files changed, 2 insertions, 1 deletions
diff --git a/sound/soc/codecs/wm8994.c b/sound/soc/codecs/wm8994.c
index 73cd8b922d12..a567a4d9b5dc 100644
--- a/sound/soc/codecs/wm8994.c
+++ b/sound/soc/codecs/wm8994.c
@@ -1918,7 +1918,8 @@ static int _wm8994_set_fll(struct snd_soc_codec *codec, int id, int src,
WM8994_FLL1_OUTDIV_MASK |
WM8994_FLL1_FRATIO_MASK, reg);
- snd_soc_write(codec, WM8994_FLL1_CONTROL_3 + reg_offset, fll.k);
+ snd_soc_update_bits(codec, WM8994_FLL1_CONTROL_3 + reg_offset,
+ WM8994_FLL1_K_MASK, fll.k);
snd_soc_update_bits(codec, WM8994_FLL1_CONTROL_4 + reg_offset,
WM8994_FLL1_N_MASK,