qcacld-3.0: Enable RX_SOFTIRQ_TIME_LIMIT flag

Add support to enable RX softirq yield time limits.

Change-Id: I99c7e2515c3aa75dda8ddf3b5fd849ed0063cdf0
CRs-Fixed: 2423622
diff --git a/Kbuild b/Kbuild
index 8826161..b3f9f77 100644
--- a/Kbuild
+++ b/Kbuild
@@ -174,6 +174,7 @@
 
 ifeq ($(CONFIG_LITHIUM), y)
 CONFIG_WLAN_FEATURE_DP_RX_THREADS := y
+CONFIG_WLAN_FEATURE_RX_SOFTIRQ_TIME_LIMIT := y
 endif
 
 ifeq ($(CONFIG_WLAN_NUD_TRACKING), y)
@@ -1985,6 +1986,7 @@
 cppflags-$(CONFIG_PLD_PCIE_CNSS_FLAG) += -DCONFIG_PLD_PCIE_CNSS
 cppflags-$(CONFIG_PLD_PCIE_INIT_FLAG) += -DCONFIG_PLD_PCIE_INIT
 cppflags-$(CONFIG_WLAN_FEATURE_DP_RX_THREADS) += -DFEATURE_WLAN_DP_RX_THREADS
+cppflags-$(CONFIG_WLAN_FEATURE_RX_SOFTIRQ_TIME_LIMIT) += -DWLAN_FEATURE_RX_SOFTIRQ_TIME_LIMIT
 cppflags-$(CONFIG_PLD_USB_CNSS) += -DCONFIG_PLD_USB_CNSS
 
 #For both legacy and lithium chip's monitor mode config