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[v3,2/7] ASoC: codecs: jz4725b: fix reported volume for Master ctl

Message ID 20221016132648.3011729-3-lis8215@gmail.com
State Accepted
Commit 088777bf65b98cfa4b5378119d0a7d49a58ece44
Headers show
Series ASoC: codecs: jz4725b: Various improvements and fixes | expand

Commit Message

Siarhei Volkau Oct. 16, 2022, 1:26 p.m. UTC 
DAC volume control is the Master Playback Volume at the moment
and it reports wrong levels in alsamixer and other alsa apps.

The patch fixes that, as stated in manual on the jz4725b SoC
(16.6.3.4 Programmable attenuation: GOD) the ctl range varies
from -22.5dB to 0dB with 1.5dB step.

Signed-off-by: Siarhei Volkau <lis8215@gmail.com>
---
 sound/soc/codecs/jz4725b.c | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)
diff mbox series

Patch

diff --git a/sound/soc/codecs/jz4725b.c b/sound/soc/codecs/jz4725b.c
index cc7a48c96..72549ee2e 100644
--- a/sound/soc/codecs/jz4725b.c
+++ b/sound/soc/codecs/jz4725b.c
@@ -142,8 +142,8 @@  struct jz_icdc {
 	struct clk *clk;
 };
 
-static const SNDRV_CTL_TLVD_DECLARE_DB_LINEAR(jz4725b_dac_tlv, -2250, 0);
 static const SNDRV_CTL_TLVD_DECLARE_DB_LINEAR(jz4725b_line_tlv, -1500, 600);
+static const SNDRV_CTL_TLVD_DECLARE_DB_SCALE(jz4725b_dac_tlv, -2250, 150, 0);
 
 static const struct snd_kcontrol_new jz4725b_codec_controls[] = {
 	SOC_DOUBLE_TLV("Master Playback Volume",