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ASoC: rt5677: use more of the volume range from DACs 

The DACs volume can go over 0, both according to the data sheet and
real world testing.  The control can go up to +30dB.

This was tested by playing audio at full volume on a samus chromebook.

Signed-off-by: Dylan Reid <dgreid@chromium.org>
Reviewed-by: Hsinyu Chao <hychao@chromium.org>
Signed-off-by: Ross Zwisler <zwisler@google.com>
Signed-off-by: Curtis Malainey <cujomalainey@chromium.org>
Signed-off-by: Mark Brown <broonie@kernel.org>
This commit is contained in:
Dylan Reid 2019-05-06 13:30:06 -07:00 committed by Mark Brown
parent b2d337d8de
commit 753c36a4d8
No known key found for this signature in database
GPG Key ID: 24D68B725D5487D0
1 changed files with 4 additions and 4 deletions
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8
sound/soc/codecs/rt5677.c
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@ -832,13 +832,13 @@ static const struct snd_kcontrol_new rt5677_snd_controls[] = {
/* DAC Digital Volume */
SOC_DOUBLE_TLV("DAC1 Playback Volume", RT5677_DAC1_DIG_VOL,
RT5677_L_VOL_SFT, RT5677_R_VOL_SFT, 87, 0, dac_vol_tlv),
RT5677_L_VOL_SFT, RT5677_R_VOL_SFT, 127, 0, dac_vol_tlv),
SOC_DOUBLE_TLV("DAC2 Playback Volume", RT5677_DAC2_DIG_VOL,
RT5677_L_VOL_SFT, RT5677_R_VOL_SFT, 87, 0, dac_vol_tlv),
RT5677_L_VOL_SFT, RT5677_R_VOL_SFT, 127, 0, dac_vol_tlv),
SOC_DOUBLE_TLV("DAC3 Playback Volume", RT5677_DAC3_DIG_VOL,
RT5677_L_VOL_SFT, RT5677_R_VOL_SFT, 87, 0, dac_vol_tlv),
RT5677_L_VOL_SFT, RT5677_R_VOL_SFT, 127, 0, dac_vol_tlv),
SOC_DOUBLE_TLV("DAC4 Playback Volume", RT5677_DAC4_DIG_VOL,
RT5677_L_VOL_SFT, RT5677_R_VOL_SFT, 87, 0, dac_vol_tlv),
RT5677_L_VOL_SFT, RT5677_R_VOL_SFT, 127, 0, dac_vol_tlv),
/* IN1/IN2 Control */
SOC_SINGLE_TLV("IN1 Boost", RT5677_IN1, RT5677_BST_SFT1, 8, 0, bst_tlv),