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authorPeter Ujfalusi <peter.ujfalusi@ti.com>2011-09-26 17:05:57 +0400
committerMark Brown <broonie@opensource.wolfsonmicro.com>2011-09-27 01:23:32 +0400
commitdb4aabcc1f2ac32de290510bcc895a960886779d (patch)
tree1a5d3744df8db68eb8478b5e3c20626add7cc75b /sound/soc/codecs/twl6040.c
parentf97217f18e99235c374f5ce2cde07072e49b582f (diff)
downloadlinux-db4aabcc1f2ac32de290510bcc895a960886779d.tar.xz
ASoC: twl6040: Function to fetch the TRIM values
Provide API to fetch the TRIM values (for machine drivers) Signed-off-by: Peter Ujfalusi <peter.ujfalusi@ti.com> Signed-off-by: Mark Brown <broonie@opensource.wolfsonmicro.com>
Diffstat (limited to 'sound/soc/codecs/twl6040.c')
-rw-r--r--sound/soc/codecs/twl6040.c9
1 files changed, 9 insertions, 0 deletions
diff --git a/sound/soc/codecs/twl6040.c b/sound/soc/codecs/twl6040.c
index 7226ae788f2d..0a8728ef1131 100644
--- a/sound/soc/codecs/twl6040.c
+++ b/sound/soc/codecs/twl6040.c
@@ -1072,6 +1072,15 @@ int twl6040_get_clk_id(struct snd_soc_codec *codec)
}
EXPORT_SYMBOL_GPL(twl6040_get_clk_id);
+int twl6040_get_trim_value(struct snd_soc_codec *codec, enum twl6040_trim trim)
+{
+ if (unlikely(trim >= TWL6040_TRIM_INVAL))
+ return -EINVAL;
+
+ return twl6040_read_reg_cache(codec, TWL6040_REG_TRIM1 + trim);
+}
+EXPORT_SYMBOL_GPL(twl6040_get_trim_value);
+
static const struct snd_kcontrol_new twl6040_snd_controls[] = {
/* Capture gains */
SOC_DOUBLE_TLV("Capture Preamplifier Volume",