commit: 95c93d8525ebce1024bda7316f602ae45c36cd6f
From: Scott Jiang <scott.jiang.li...@gmail.com>
Date: Fri, 12 Aug 2011 18:04:11 -0400
Subject: [PATCH] ASoC: ad193x: fix dac word len setting
dac word len value should left shift before setting
Signed-off-by: Scott Jiang <scott.jiang.li...@gmail.com>
Acked-by: Barry Song <21cn...@gmail.com>
Signed-off-by: Mark Brown <broo...@opensource.wolfsonmicro.com>
Cc: sta...@kernel.org
---
sound/soc/codecs/ad193x.c | 3 ++-
sound/soc/codecs/ad193x.h | 1 +
2 files changed, 3 insertions(+), 1 deletions(-)
diff --git a/sound/soc/codecs/ad193x.c b/sound/soc/codecs/ad193x.c
index 2374ca5..f1a8be5 100644
--- a/sound/soc/codecs/ad193x.c
+++ b/sound/soc/codecs/ad193x.c
@@ -307,7 +307,8 @@ static int ad193x_hw_params(struct snd_pcm_substream
*substream,
snd_soc_write(codec, AD193X_PLL_CLK_CTRL0, reg);
reg = snd_soc_read(codec, AD193X_DAC_CTRL2);
- reg = (reg & (~AD193X_DAC_WORD_LEN_MASK)) | word_len;
+ reg = (reg & (~AD193X_DAC_WORD_LEN_MASK))
+ | (word_len << AD193X_DAC_WORD_LEN_SHFT);
snd_soc_write(codec, AD193X_DAC_CTRL2, reg);
reg = snd_soc_read(codec, AD193X_ADC_CTRL1);
diff --git a/sound/soc/codecs/ad193x.h b/sound/soc/codecs/ad193x.h
index c1029d2..cccc2e8 100644
--- a/sound/soc/codecs/ad193x.h
+++ b/sound/soc/codecs/ad193x.h
@@ -34,6 +34,7 @@
#define AD193X_DAC_LEFT_HIGH (1 << 3)
#define AD193X_DAC_BCLK_INV (1 << 7)
#define AD193X_DAC_CTRL2 0x804
+#define AD193X_DAC_WORD_LEN_SHFT 3
#define AD193X_DAC_WORD_LEN_MASK 0x18
#define AD193X_DAC_MASTER_MUTE 1
#define AD193X_DAC_CHNL_MUTE 0x805
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