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| author | Axel Lin <axel.lin@gmail.com> | 2011-10-04 11:17:24 +0800 |
|---|---|---|
| committer | Mark Brown <broonie@opensource.wolfsonmicro.com> | 2011-10-04 16:05:11 +0100 |
| commit | f5b00d024fb3308a42610d23f9b8d5d5d9fad8eb (patch) | |
| tree | b97431b935b31a5067e673e21a50dcf4962f2dea /sound/soc/codecs/wm8750.c | |
| parent | 1a3bbb40da5c01e422309f52475e91886c573718 (diff) | |
| download | linux-3.10-f5b00d024fb3308a42610d23f9b8d5d5d9fad8eb.tar.gz linux-3.10-f5b00d024fb3308a42610d23f9b8d5d5d9fad8eb.tar.bz2 linux-3.10-f5b00d024fb3308a42610d23f9b8d5d5d9fad8eb.zip | |
ASoC: wm8750: Use snd_soc_update_bits for read-modify-write
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>
Diffstat (limited to 'sound/soc/codecs/wm8750.c')
| -rw-r--r-- | sound/soc/codecs/wm8750.c | 26 |
1 files changed, 9 insertions, 17 deletions
diff --git a/sound/soc/codecs/wm8750.c b/sound/soc/codecs/wm8750.c index 15f03721ec6..862c520055f 100644 --- a/sound/soc/codecs/wm8750.c +++ b/sound/soc/codecs/wm8750.c @@ -694,7 +694,7 @@ static int wm8750_resume(struct snd_soc_codec *codec) static int wm8750_probe(struct snd_soc_codec *codec) { struct wm8750_priv *wm8750 = snd_soc_codec_get_drvdata(codec); - int reg, ret; + int ret; ret = snd_soc_codec_set_cache_io(codec, 7, 9, wm8750->control_type); if (ret < 0) { @@ -712,22 +712,14 @@ static int wm8750_probe(struct snd_soc_codec *codec) wm8750_set_bias_level(codec, SND_SOC_BIAS_STANDBY); /* set the update bits */ - reg = snd_soc_read(codec, WM8750_LDAC); - snd_soc_write(codec, WM8750_LDAC, reg | 0x0100); - reg = snd_soc_read(codec, WM8750_RDAC); - snd_soc_write(codec, WM8750_RDAC, reg | 0x0100); - reg = snd_soc_read(codec, WM8750_LOUT1V); - snd_soc_write(codec, WM8750_LOUT1V, reg | 0x0100); - reg = snd_soc_read(codec, WM8750_ROUT1V); - snd_soc_write(codec, WM8750_ROUT1V, reg | 0x0100); - reg = snd_soc_read(codec, WM8750_LOUT2V); - snd_soc_write(codec, WM8750_LOUT2V, reg | 0x0100); - reg = snd_soc_read(codec, WM8750_ROUT2V); - snd_soc_write(codec, WM8750_ROUT2V, reg | 0x0100); - reg = snd_soc_read(codec, WM8750_LINVOL); - snd_soc_write(codec, WM8750_LINVOL, reg | 0x0100); - reg = snd_soc_read(codec, WM8750_RINVOL); - snd_soc_write(codec, WM8750_RINVOL, reg | 0x0100); + snd_soc_update_bits(codec, WM8750_LDAC, 0x0100, 0x0100); + snd_soc_update_bits(codec, WM8750_RDAC, 0x0100, 0x0100); + snd_soc_update_bits(codec, WM8750_LOUT1V, 0x0100, 0x0100); + snd_soc_update_bits(codec, WM8750_ROUT1V, 0x0100, 0x0100); + snd_soc_update_bits(codec, WM8750_LOUT2V, 0x0100, 0x0100); + snd_soc_update_bits(codec, WM8750_ROUT2V, 0x0100, 0x0100); + snd_soc_update_bits(codec, WM8750_LINVOL, 0x0100, 0x0100); + snd_soc_update_bits(codec, WM8750_RINVOL, 0x0100, 0x0100); snd_soc_add_controls(codec, wm8750_snd_controls, ARRAY_SIZE(wm8750_snd_controls)); |