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authorMark Brown <broonie@opensource.wolfsonmicro.com>2011-02-10 13:32:58 +0000
committerMark Brown <broonie@opensource.wolfsonmicro.com>2011-02-11 11:13:48 +0000
commit66daaa59d5f0310238de183918e13062428fb59f (patch)
treed832992a9eda775d93079d5d8b5ecfae54cd20f2 /sound/soc/codecs/wm8903.c
parentc5b6a9feaeb0fa0e39e3fc10f9bf8cc8de498739 (diff)
ASoC: Convert WM8903 bias management to use snd_soc_update_bits()
Signed-off-by: Mark Brown <broonie@opensource.wolfsonmicro.com> Acked-by: Liam Girdwood <lrg@slimlogic.co.uk>
Diffstat (limited to 'sound/soc/codecs/wm8903.c')
-rw-r--r--sound/soc/codecs/wm8903.c17
1 files changed, 7 insertions, 10 deletions
diff --git a/sound/soc/codecs/wm8903.c b/sound/soc/codecs/wm8903.c
index 2f912276a8f..b88c6165dd2 100644
--- a/sound/soc/codecs/wm8903.c
+++ b/sound/soc/codecs/wm8903.c
@@ -1139,15 +1139,13 @@ static int wm8903_add_widgets(struct snd_soc_codec *codec)
static int wm8903_set_bias_level(struct snd_soc_codec *codec,
enum snd_soc_bias_level level)
{
- u16 reg;
-
switch (level) {
case SND_SOC_BIAS_ON:
+ break;
case SND_SOC_BIAS_PREPARE:
- reg = snd_soc_read(codec, WM8903_VMID_CONTROL_0);
- reg &= ~(WM8903_VMID_RES_MASK);
- reg |= WM8903_VMID_RES_50K;
- snd_soc_write(codec, WM8903_VMID_CONTROL_0, reg);
+ snd_soc_update_bits(codec, WM8903_VMID_CONTROL_0,
+ WM8903_VMID_RES_MASK,
+ WM8903_VMID_RES_50K);
break;
case SND_SOC_BIAS_STANDBY:
@@ -1174,10 +1172,9 @@ static int wm8903_set_bias_level(struct snd_soc_codec *codec,
WM8903_CP_DYN_V);
}
- reg = snd_soc_read(codec, WM8903_VMID_CONTROL_0);
- reg &= ~(WM8903_VMID_RES_MASK);
- reg |= WM8903_VMID_RES_250K;
- snd_soc_write(codec, WM8903_VMID_CONTROL_0, reg);
+ snd_soc_update_bits(codec, WM8903_VMID_CONTROL_0,
+ WM8903_VMID_RES_MASK,
+ WM8903_VMID_RES_250K);
break;
case SND_SOC_BIAS_OFF: