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hal: add support to override volume gain to step mapping table 

- if customer mapping is added in platform info file, use that
- in absence of customer table use default mapping

CRs-fixed: 1089771
Change-Id: I2139a085235f4c8f7bd99eba61bd02e4d7a3920b
This commit is contained in:
Aniket Kumar Lata 2016-10-27 12:36:59 -07:00 committed by Gerrit - the friendly Code Review server
parent bb7e07ee7b
commit dadfe9d6d7
1 changed files with 7 additions and 0 deletions
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7
configs/msm8998/audio_platform_info.xml
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@ -74,6 +74,13 @@
<!-- In the below value string, the value indicates sidetone gain in dB -->
<param key="usb_sidetone_gain" value="35"/>
</config_params>
<gain_db_to_level_mapping>
<gain_level_map db="-59" level="5"/>
<gain_level_map db="-17.4" level="4"/>
<gain_level_map db="-13.8" level="3"/>
<gain_level_map db="-10.2" level="2"/>
<gain_level_map db="0" level="1"/>
</gain_db_to_level_mapping>
<backend_names>
<device name="SND_DEVICE_OUT_HEADPHONES" backend="headphones" interface="SLIMBUS_6_RX"/>
<device name="SND_DEVICE_OUT_LINE" backend="headphones" interface="SLIMBUS_6_RX"/>