[Feature][ZXW-88]merge P50 version

Only Configure: No
Affected branch: master
Affected module: unknown
Is it affected on both ZXIC and MTK: only ZXIC
Self-test: Yes
Doc Update: No

Change-Id: I34667719d9e0e7e29e8e4368848601cde0a48408
diff --git a/ap/build/libps_libs.mk b/ap/build/libps_libs.mk
index 64cc7f4..1283364 100755
--- a/ap/build/libps_libs.mk
+++ b/ap/build/libps_libs.mk
@@ -175,3 +175,6 @@
 
 KERNEL_EXT_CFLAGS += -I$(PUB_ROOT_DIR)/include/infra
 
+ifeq ($(ALSA_CODEC_IN_CAP),yes)
+KERNEL_EXT_CFLAGS += -D_ALSA_CODEC_IN_CAP
+endif
\ No newline at end of file