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muskie: enable aaudio MMAP mode

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This will allow AAudio to route audio data through a new service
that uses ALSA MMAP/NOIRQ mode.

Bug: 63002656
Test: reboot, then "adb shell getprop aaudio.mmap_policy" should be 2
Change-Id: Iad70089126e8ea7a9624e91849d453dc7c6ee337
This commit is contained in:
Phil Burk
2017-07-07 14:07:35 -07:00
parent 8ce3396f78
commit 1378738848
1 changed files with 7 additions and 0 deletions
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7
device-common.mk
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@@ -27,10 +27,17 @@ PRODUCT_PROPERTY_OVERRIDES += audio.adm.buffering.ms=3
PRODUCT_PROPERTY_OVERRIDES += audio_hal.period_multiplier=2
PRODUCT_PROPERTY_OVERRIDES += af.fast_track_multiplier=1
# Pro audio feature
PRODUCT_COPY_FILES += \
frameworks/native/data/etc/android.hardware.audio.pro.xml:$(TARGET_COPY_OUT_VENDOR)/etc/permissions/android.hardware.audio.pro.xml
# Enable AAudio MMAP/NOIRQ data path.
# 2 is AAUDIO_POLICY_AUTO so it will try MMAP then fallback to Legacy path.
PRODUCT_PROPERTY_OVERRIDES += aaudio.mmap_policy=2
# Allow EXCLUSIVE then fall back to SHARED.
PRODUCT_PROPERTY_OVERRIDES += aaudio.mmap_exclusive_policy=2
# Enable SM log mechanism by default
ifneq (,$(filter userdebug eng, $(TARGET_BUILD_VARIANT)))
PRODUCT_PROPERTY_OVERRIDES += \