diff --git a/autobuild_mac80211_release/package/kernel/mac80211/patches/subsys/mtk-0014-nl80211-mtk-Mark-DFS-channel-as-available-for-CSA.patch b/autobuild_mac80211_release/package/kernel/mac80211/patches/subsys/mtk-0014-nl80211-mtk-Mark-DFS-channel-as-available-for-CSA.patch
new file mode 100644
index 0000000..510400a
--- /dev/null
+++ b/autobuild_mac80211_release/package/kernel/mac80211/patches/subsys/mtk-0014-nl80211-mtk-Mark-DFS-channel-as-available-for-CSA.patch
@@ -0,0 +1,28 @@
+From 9e2ae5752daf557e15fbc42bcd1aede452f56653 Mon Sep 17 00:00:00 2001
+From: "himanshu.goyal" <himanshu.goyal@mediatek.com>
+Date: Fri, 17 Mar 2023 17:36:01 +0800
+Subject: [PATCH 14/17] nl80211: mtk: Mark DFS channel as available for CSA.
+
+---
+ net/wireless/nl80211.c | 5 +++++
+ 1 file changed, 5 insertions(+)
+
+diff --git a/net/wireless/nl80211.c b/net/wireless/nl80211.c
+index a20aba5..62698c2 100644
+--- a/net/wireless/nl80211.c
++++ b/net/wireless/nl80211.c
+@@ -9620,6 +9620,11 @@ skip_beacons:
+ 	if (err)
+ 		goto free;
+ 
++	/* Use RADAR_BACKGROUND attribute here for skipping CAC */
++	if (info->attrs[NL80211_ATTR_RADAR_BACKGROUND]) {
++		cfg80211_set_dfs_state(&rdev->wiphy, &params.chandef, NL80211_DFS_AVAILABLE);
++	}
++
+ 	if (!cfg80211_reg_can_beacon_relax(&rdev->wiphy, &params.chandef,
+ 					   wdev->iftype)) {
+ 		err = -EINVAL;
+-- 
+2.18.0
+