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authorLars-Peter Clausen <lars@metafoo.de>2011-05-08 20:24:46 +0400
committerMark Brown <broonie@opensource.wolfsonmicro.com>2011-05-09 03:45:26 +0400
commitf3eee00da39cba3c8a4db7048458969c620ac6d8 (patch)
tree4e4f99fdc764dcb6a4cb84660ab12fa2ceefc067 /sound
parent2a43801a76893286ead35e742e486591e75803a2 (diff)
downloadlinux-f3eee00da39cba3c8a4db7048458969c620ac6d8.tar.xz
ASoC: SSM2602: Provide dB ranges for the volume controls
Also fix the maximum value for the capture volume control. Signed-off-by: Lars-Peter Clausen <lars@metafoo.de> Acked-by: Liam Girdwood <lrg@ti.com> Signed-off-by: Mark Brown <broonie@opensource.wolfsonmicro.com>
Diffstat (limited to 'sound')
-rw-r--r--sound/soc/codecs/ssm2602.c21
1 files changed, 16 insertions, 5 deletions
diff --git a/sound/soc/codecs/ssm2602.c b/sound/soc/codecs/ssm2602.c
index 763d392f12a1..70099c9d63c7 100644
--- a/sound/soc/codecs/ssm2602.c
+++ b/sound/soc/codecs/ssm2602.c
@@ -40,6 +40,7 @@
#include <sound/pcm_params.h>
#include <sound/soc.h>
#include <sound/initval.h>
+#include <sound/tlv.h>
#include "ssm2602.h"
@@ -87,8 +88,18 @@ static const struct soc_enum ssm2602_enum[] = {
SOC_ENUM_SINGLE(SSM2602_APDIGI, 1, 4, ssm2602_deemph),
};
+static const unsigned int ssm260x_outmix_tlv[] = {
+ TLV_DB_RANGE_HEAD(2),
+ 0, 47, TLV_DB_SCALE_ITEM(TLV_DB_GAIN_MUTE, 0, 0),
+ 48, 127, TLV_DB_SCALE_ITEM(-7400, 100, 0),
+};
+
+static const DECLARE_TLV_DB_SCALE(ssm260x_inpga_tlv, -3450, 150, 0);
+static const DECLARE_TLV_DB_SCALE(ssm260x_sidetone_tlv, -1500, 300, 0);
+
static const struct snd_kcontrol_new ssm260x_snd_controls[] = {
-SOC_DOUBLE_R("Capture Volume", SSM2602_LINVOL, SSM2602_RINVOL, 0, 31, 0),
+SOC_DOUBLE_R_TLV("Capture Volume", SSM2602_LINVOL, SSM2602_RINVOL, 0, 45, 0,
+ ssm260x_inpga_tlv),
SOC_DOUBLE_R("Capture Switch", SSM2602_LINVOL, SSM2602_RINVOL, 7, 1, 1),
SOC_SINGLE("ADC High Pass Filter Switch", SSM2602_APDIGI, 0, 1, 1),
@@ -98,12 +109,12 @@ SOC_ENUM("Playback De-emphasis", ssm2602_enum[1]),
};
static const struct snd_kcontrol_new ssm2602_snd_controls[] = {
-SOC_DOUBLE_R("Master Playback Volume", SSM2602_LOUT1V, SSM2602_ROUT1V,
- 0, 127, 0),
+SOC_DOUBLE_R_TLV("Master Playback Volume", SSM2602_LOUT1V, SSM2602_ROUT1V,
+ 0, 127, 0, ssm260x_outmix_tlv),
SOC_DOUBLE_R("Master Playback ZC Switch", SSM2602_LOUT1V, SSM2602_ROUT1V,
7, 1, 0),
-
-SOC_SINGLE("Sidetone Playback Volume", SSM2602_APANA, 6, 3, 1),
+SOC_SINGLE_TLV("Sidetone Playback Volume", SSM2602_APANA, 6, 3, 1,
+ ssm260x_sidetone_tlv),
SOC_SINGLE("Mic Boost (+20dB)", SSM2602_APANA, 0, 1, 0),
SOC_SINGLE("Mic Boost2 (+20dB)", SSM2602_APANA, 8, 1, 0),