From 6c697bf8e59b2f257114007cba57263df8440973 Mon Sep 17 00:00:00 2001
From: rosahay-silabs <Rohan.Sahay@silabs.com>
Date: Tue, 11 Oct 2022 17:48:52 +0530
Subject: [PATCH] Adds LWIP_IPV6_MLD support for Neighborhood discovery

---
 src/platform/EFR32/wifi/ethernetif.cpp | 4 ++++
 src/platform/EFR32/wifi/lwip_netif.cpp | 4 ++++
 2 files changed, 8 insertions(+)

diff --git a/src/platform/EFR32/wifi/ethernetif.cpp b/src/platform/EFR32/wifi/ethernetif.cpp
index 318f8a272ece1b..36221fbfd29de4 100644
--- a/src/platform/EFR32/wifi/ethernetif.cpp
+++ b/src/platform/EFR32/wifi/ethernetif.cpp
@@ -97,6 +97,10 @@ static void low_level_init(struct netif * netif)
 
     /* Accept broadcast address and ARP traffic */
     netif->flags |= NETIF_FLAG_BROADCAST | NETIF_FLAG_ETHARP | NETIF_FLAG_IGMP;
+
+#if LWIP_IPV6_MLD
+    netif->flags |= NETIF_FLAG_MLD6;
+#endif /* LWIP_IPV6_MLD */
 }
 
 /********************************************************************************
diff --git a/src/platform/EFR32/wifi/lwip_netif.cpp b/src/platform/EFR32/wifi/lwip_netif.cpp
index a13a9c35abcc25..cd3a34292cf85a 100644
--- a/src/platform/EFR32/wifi/lwip_netif.cpp
+++ b/src/platform/EFR32/wifi/lwip_netif.cpp
@@ -91,6 +91,10 @@ void wfx_lwip_set_sta_link_up(void)
     /*
      * Enable IPV6
      */
+
+#if LWIP_IPV6_AUTOCONFIG
+    sta_netif.ip6_autoconfig_enabled = 1;
+#endif /* LWIP_IPV6_AUTOCONFIG */
     netif_create_ip6_linklocal_address(&sta_netif, MAC_48_BIT_SET);
 }