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ASoC: wm8971: Use snd_soc_update_bits for read-modify-write

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Use snd_soc_update_bits for read-modify-write register access instead of
open-coding it using snd_soc_read and snd_soc_write

Signed-off-by: Axel Lin <axel.lin@gmail.com>
Signed-off-by: Mark Brown <broonie@opensource.wolfsonmicro.com>
This commit is contained in:
Axel Lin 2011-10-04 09:58:28 +08:00 committed by Mark Brown
parent 11b9ce622a
commit c6d43417dd
1 changed files with 8 additions and 19 deletions
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27
sound/soc/codecs/wm8971.c
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@ -660,25 +660,14 @@ static int wm8971_probe(struct snd_soc_codec *codec)
msecs_to_jiffies(1000));
/* set the update bits */
reg = snd_soc_read(codec, WM8971_LDAC);
snd_soc_write(codec, WM8971_LDAC, reg | 0x0100);
reg = snd_soc_read(codec, WM8971_RDAC);
snd_soc_write(codec, WM8971_RDAC, reg | 0x0100);
reg = snd_soc_read(codec, WM8971_LOUT1V);
snd_soc_write(codec, WM8971_LOUT1V, reg | 0x0100);
reg = snd_soc_read(codec, WM8971_ROUT1V);
snd_soc_write(codec, WM8971_ROUT1V, reg | 0x0100);
reg = snd_soc_read(codec, WM8971_LOUT2V);
snd_soc_write(codec, WM8971_LOUT2V, reg | 0x0100);
reg = snd_soc_read(codec, WM8971_ROUT2V);
snd_soc_write(codec, WM8971_ROUT2V, reg | 0x0100);
reg = snd_soc_read(codec, WM8971_LINVOL);
snd_soc_write(codec, WM8971_LINVOL, reg | 0x0100);
reg = snd_soc_read(codec, WM8971_RINVOL);
snd_soc_write(codec, WM8971_RINVOL, reg | 0x0100);
snd_soc_update_bits(codec, WM8971_LDAC, 0x0100, 0x0100);
snd_soc_update_bits(codec, WM8971_RDAC, 0x0100, 0x0100);
snd_soc_update_bits(codec, WM8971_LOUT1V, 0x0100, 0x0100);
snd_soc_update_bits(codec, WM8971_ROUT1V, 0x0100, 0x0100);
snd_soc_update_bits(codec, WM8971_LOUT2V, 0x0100, 0x0100);
snd_soc_update_bits(codec, WM8971_ROUT2V, 0x0100, 0x0100);
snd_soc_update_bits(codec, WM8971_LINVOL, 0x0100, 0x0100);
snd_soc_update_bits(codec, WM8971_RINVOL, 0x0100, 0x0100);
snd_soc_add_controls(codec, wm8971_snd_controls,
ARRAY_SIZE(wm8971_snd_controls));