From 16add0322b634302b09f1f5fddbb0875b5b5daf0 Mon Sep 17 00:00:00 2001 From: Mark Brown Date: Sat, 3 Mar 2012 15:33:23 +0000 Subject: 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 --- sound/soc/codecs/wm8994.c | 3 ++- 1 file changed, 2 insertions(+), 1 deletion(-) (limited to 'sound') diff --git a/sound/soc/codecs/wm8994.c b/sound/soc/codecs/wm8994.c index 4aeb135..ef76a08 100644 --- a/sound/soc/codecs/wm8994.c +++ b/sound/soc/codecs/wm8994.c @@ -2009,7 +2009,8 @@ 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, -- cgit v1.1