[alsa-devel] [PATCH] soc/wm8731: Fix stereo mixer controls

[Ville Syrjälä]

soc/wm8731: Fix stereo mixer controls

Disable the simultaneous load feature for the line in and headphone
out volume registers. This allows left and right volume levels to
be controlled separately.

Signed-off-by: Ville Syrjala <syrjala at sci.fi>
---

diff --git a/sound/soc/codecs/wm8731.c b/sound/soc/codecs/wm8731.c
index 7ca0b52..57fb95a 100644
--- a/sound/soc/codecs/wm8731.c
+++ b/sound/soc/codecs/wm8731.c
@@ -562,13 +562,13 @@ static int wm8731_init(struct snd_soc_device *socdev)
 
 	/* set the update bits */
 	reg = wm8731_read_reg_cache(codec, WM8731_LOUT1V);
-	wm8731_write(codec, WM8731_LOUT1V, reg | 0x0100);
+	wm8731_write(codec, WM8731_LOUT1V, reg & ~0x0100);
 	reg = wm8731_read_reg_cache(codec, WM8731_ROUT1V);
-	wm8731_write(codec, WM8731_ROUT1V, reg | 0x0100);
+	wm8731_write(codec, WM8731_ROUT1V, reg & ~0x0100);
 	reg = wm8731_read_reg_cache(codec, WM8731_LINVOL);
-	wm8731_write(codec, WM8731_LINVOL, reg | 0x0100);
+	wm8731_write(codec, WM8731_LINVOL, reg & ~0x0100);
 	reg = wm8731_read_reg_cache(codec, WM8731_RINVOL);
-	wm8731_write(codec, WM8731_RINVOL, reg | 0x0100);
+	wm8731_write(codec, WM8731_RINVOL, reg & ~0x0100);
 
 	wm8731_add_controls(codec);
 	wm8731_add_widgets(codec);
-- 
Ville Syrjälä
syrjala at sci.fi
http://www.sci.fi/~syrjala/