[PATCH 5.9 018/255] ASoC: codecs: wcd934x: Set digital gain range correctly

Greg Kroah-Hartman
2020-11-17T13:31:10Z

From: Srinivas Kandagatla <srinivas.kandagatla@linaro.org>

[ Upstream commit fc0522bbe02fa4beb95c0514ace66b585616f111 ]

digital gain range is -84dB min to 40dB max, however this was not
correctly specified in the range.

Fix this by with correct range!

Fixes: 1cde8b822332 ("ASoC: wcd934x: add basic controls")
Signed-off-by: Srinivas Kandagatla <srinivas.kandagatla@linaro.org>
Link: https://lore.kernel.org/r/20201028154340.17090-1-srinivas.kandagatla@linaro.org
Signed-off-by: Mark Brown <broonie@kernel.org>
Signed-off-by: Sasha Levin <sashal@kernel.org>
---
sound/soc/codecs/wcd934x.c | 2 +-
1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/sound/soc/codecs/wcd934x.c b/sound/soc/codecs/wcd934x.c
index 35697b072367a..40f682f5dab8b 100644
--- a/sound/soc/codecs/wcd934x.c
+++ b/sound/soc/codecs/wcd934x.c
@@ -551,7 +551,7 @@ struct wcd_iir_filter_ctl {
struct soc_bytes_ext bytes_ext;
};

-static const DECLARE_TLV_DB_SCALE(digital_gain, 0, 1, 0);
+static const DECLARE_TLV_DB_SCALE(digital_gain, -8400, 100, -8400);
static const DECLARE_TLV_DB_SCALE(line_gain, 0, 7, 1);
static const DECLARE_TLV_DB_SCALE(analog_gain, 0, 25, 1);
static const DECLARE_TLV_DB_SCALE(ear_pa_gain, 0, 150, 0);
--
2.27.0