Android audio sw flow by minezhou
2018-05-16 20:20:04 1 举报
software flow
作者其他创作
大纲/内容
1. Indonesia acdb files2. ROW mixer_paths.xml3. audio_platform_info.xml
single mic paths
loudspeaker voice call scenario
dtsi:1. NXP tfa9874 status: okay2. snd card name: msm8953-snd-tfa9874-cards3. external mi2s gpio pinctrl define
Y
dtsi:1. NXP tfa9874 status: disable2. snd card name: msm8953-snd-cards
board id isNA sku?
ro.carrier is retid?
msm machine driver:msm8952.cq6afe.c........
N
开始
dual mic paths
Kernel
DTS
Bootup
QualcommADSP
adev_init
NXP SmartPAalgorithm
Running
1. Brazil acdb files2. ROW mixer_paths.xml3. audio_platform_info.xml
1. NA acdb files2. NXP mixer_paths.xml3. audio_platform_info.xml
Change
Application: Call
Add new
ro.radio isna?
tmo operator?
msm.audio.primary.so
NXP tfa9874 kernel driver
NXP Audio HAL change
1. ROW common acdb files2. ROW mixer_paths.xml3. audio_platform_info.xml
AudioHAL
Loudspeaker voice call
Application
Upper Layer
ro.radio isbrazil?
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