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ASoC: ad193x: fix dac word len setting

dac word len value should left shift before setting

Signed-off-by: Scott Jiang <scott.jiang.linux@gmail.com>
Acked-by: Barry Song <21cnbao@gmail.com>
Signed-off-by: Mark Brown <broonie@opensource.wolfsonmicro.com>
Cc: stable@kernel.org
Scott Jiang 14 years ago
parent
bf545ed72f
commit
95c93d8525
2 changed files with 3 additions and 1 deletions
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  1. 2 1
      sound/soc/codecs/ad193x.c
  2. 1 0
      sound/soc/codecs/ad193x.h

+ 2 - 1
sound/soc/codecs/ad193x.c
View File 

@@ -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);

+ 1 - 0
sound/soc/codecs/ad193x.h
View File 

@@ -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