[alsa-devel] [PATCH] ASoC: Fix for master playback/capture volume range for TWL4030 codec

Peter Ujfalusi peter.ujfalusi at nokia.com
Fri Nov 14 07:43:29 CET 2008


FGAIN for playback/capture is in range of 0-0x3f.
The original value of 128 (0x7f) would also modify the
CGAIN, which gives undesired results.
Separate control for CGAIN?

Signed-off-by: Peter Ujfalusi <peter.ujfalusi at nokia.com>
---
 sound/soc/codecs/twl4030.c |    4 ++--
 1 files changed, 2 insertions(+), 2 deletions(-)

diff --git a/sound/soc/codecs/twl4030.c b/sound/soc/codecs/twl4030.c
index 90f3b4d..95946d2 100644
--- a/sound/soc/codecs/twl4030.c
+++ b/sound/soc/codecs/twl4030.c
@@ -192,10 +192,10 @@ static void twl4030_init_chip(struct snd_soc_codec *codec)
 static const struct snd_kcontrol_new twl4030_snd_controls[] = {
 	SOC_DOUBLE_R("Master Playback Volume",
 		 TWL4030_REG_ARXL2PGA, TWL4030_REG_ARXR2PGA,
-		0, 127, 0),
+		0, 0x3f, 0),
 	SOC_DOUBLE_R("Capture Volume",
 		 TWL4030_REG_ATXL1PGA, TWL4030_REG_ATXR1PGA,
-		0, 127, 0),
+		0, 0x3f, 0),
 };
 
 /* add non dapm controls */
-- 
1.6.0.3



More information about the Alsa-devel mailing list