qcacld-3.0: Enable scatter gather feature for msm8996 platform

Enable the scatter gather feature for msm8996 platform to improve
the TCP TX throughput.

Change-Id: I634f48baf2f1f57aa89030acab37ada798ce7d2c
CRs-Fixed: 2344092
diff --git a/Kbuild b/Kbuild
index 6f8a695..c7e98a5 100644
--- a/Kbuild
+++ b/Kbuild
@@ -2162,6 +2162,14 @@
 endif
 
 ifeq ($(CONFIG_ARCH_SDXPOORWILLS), y)
+CONFIG_FEATURE_SG := y
+endif
+
+ifeq ($(CONFIG_ARCH_MSM8996), y)
+CONFIG_FEATURE_SG := y
+endif
+
+ifeq ($(CONFIG_FEATURE_SG), y)
 cppflags-y += -DFEATURE_SG
 endif