audio hal: Enable mmap path for AAudio

Hal will try for mmap, if failed
it will fallback for existing legacy path.

Change-Id: I0b92dc27a50115d1088fbafad8ef3aa5a1635deb
Signed-off-by: sasevs <quic_sasevs@quicinc.com>
diff --git a/configs/msmnile_au/msmnile_au.mk b/configs/msmnile_au/msmnile_au.mk
index c7f2db5..bb13b6d 100644
--- a/configs/msmnile_au/msmnile_au.mk
+++ b/configs/msmnile_au/msmnile_au.mk
@@ -366,9 +366,9 @@
 #Enable AAudio MMAP/NOIRQ data path
 #1 is AAUDIO_POLICY_NEVER so it will not try MMAP
 #2 is AAUDIO_POLICY_AUTO so it will try MMAP then fallback to Legacy path
-PRODUCT_PROPERTY_OVERRIDES += aaudio.mmap_policy=1
+PRODUCT_PROPERTY_OVERRIDES += aaudio.mmap_policy=2
 #Allow EXCLUSIVE then fall back to SHARED.
-PRODUCT_PROPERTY_OVERRIDES += aaudio.mmap_exclusive_policy=1
+PRODUCT_PROPERTY_OVERRIDES += aaudio.mmap_exclusive_policy=2
 PRODUCT_PROPERTY_OVERRIDES += aaudio.hw_burst_min_usec=2000
 
 #enable mirror-link feature