[PATCH 5.9 019/255] ASoC: codecs: wcd9335: Set digital gain range correctly

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

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

[ Upstream commit 6d6bc54ab4f2404d46078abc04bf4dee4db01def ]

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: 8c4f021d806a ("ASoC: wcd9335: add basic controls")
Signed-off-by: Srinivas Kandagatla <srinivas.kandagatla@linaro.org>
Link: https://lore.kernel.org/r/20201028154340.17090-2-srinivas.kandagatla@linaro.org
Signed-off-by: Mark Brown <broonie@kernel.org>
Signed-off-by: Sasha Levin <sashal@kernel.org>
---
sound/soc/codecs/wcd9335.c | 2 +-
1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/sound/soc/codecs/wcd9335.c b/sound/soc/codecs/wcd9335.c
index f2d9d52ee171b..4d2b1ec7c03bb 100644
--- a/sound/soc/codecs/wcd9335.c
+++ b/sound/soc/codecs/wcd9335.c
@@ -618,7 +618,7 @@ static const char * const sb_tx8_mux_text[] = {
"ZERO", "RX_MIX_TX8", "DEC8", "DEC8_192"
};

-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