hal: Define max channel count for sdm710

Change-Id: Ifde0a623edebe87e8b0bc79d636026dcb3475d29
diff --git a/hal/Android.mk b/hal/Android.mk
index ee13fad..bfc0a40 100644
--- a/hal/Android.mk
+++ b/hal/Android.mk
@@ -60,6 +60,7 @@
 endif
 ifneq ($(filter sdm710,$(TARGET_BOARD_PLATFORM)),)
   LOCAL_CFLAGS := -DPLATFORM_SDM710
+  LOCAL_CFLAGS += -DMAX_TARGET_SPECIFIC_CHANNEL_CNT="4"
 endif
 ifneq ($(filter qcs605,$(TARGET_BOARD_PLATFORM)),)
   LOCAL_CFLAGS := -DPLATFORM_QCS605
@@ -76,9 +77,11 @@
 endif
 ifneq ($(filter $(MSMSTEPPE) ,$(TARGET_BOARD_PLATFORM)),)
   LOCAL_CFLAGS := -DPLATFORM_MSMSTEPPE
+  LOCAL_CFLAGS += -DMAX_TARGET_SPECIFIC_CHANNEL_CNT="4"
 endif
 ifneq ($(filter $(TRINKET) ,$(TARGET_BOARD_PLATFORM)),)
   LOCAL_CFLAGS := -DPLATFORM_TRINKET
+  LOCAL_CFLAGS += -DMAX_TARGET_SPECIFIC_CHANNEL_CNT="4"
 endif
 endif