diff --git a/autobuild_mac80211_release/package/network/services/hostapd/patches/921-Add-three-wire-PTA-ctrl-hostapd-vendor-command.patch b/autobuild_mac80211_release/package/network/services/hostapd/patches/921-Add-three-wire-PTA-ctrl-hostapd-vendor-command.patch
new file mode 100644
index 0000000..5257898
--- /dev/null
+++ b/autobuild_mac80211_release/package/network/services/hostapd/patches/921-Add-three-wire-PTA-ctrl-hostapd-vendor-command.patch
@@ -0,0 +1,246 @@
+From fc638478a8a2eb45e023557bee5c0aefdf0bba6d Mon Sep 17 00:00:00 2001
+From: StanleyYP Wang <StanleyYP.Wang@mediatek.com>
+Date: Fri, 2 Sep 2022 01:03:23 +0800
+Subject: [PATCH] Add three wire PTA ctrl hostapd vendor command
+
+Signed-off-by: StanleyYP Wang <StanleyYP.Wang@mediatek.com>
+---
+ hostapd/config_file.c             |  4 ++++
+ src/ap/ap_config.c                |  1 +
+ src/ap/ap_config.h                | 13 ++++++++++++
+ src/ap/ap_drv_ops.c               | 11 +++++++++++
+ src/ap/ap_drv_ops.h               |  1 +
+ src/ap/hostapd.c                  |  2 ++
+ src/common/mtk_vendor.h           | 16 +++++++++++++++
+ src/drivers/driver.h              |  1 +
+ src/drivers/driver_nl80211.c      | 33 +++++++++++++++++++++++++++++++
+ src/drivers/driver_nl80211.h      |  1 +
+ src/drivers/driver_nl80211_capa.c |  3 +++
+ 11 files changed, 86 insertions(+)
+
+diff --git a/hostapd/config_file.c b/hostapd/config_file.c
+index 85d58cd..ee5decb 100644
+--- a/hostapd/config_file.c
++++ b/hostapd/config_file.c
+@@ -4770,6 +4770,10 @@ static int hostapd_config_fill(struct hostapd_config *conf,
+ 			return 1;
+ 		}
+ 		conf->edcca_compensation = (s8) val;
++	} else if (os_strcmp(buf, "three_wire_enable") == 0) {
++		u8 en = atoi(pos);
++
++		conf->three_wire_enable = en;
+ 	} else {
+ 		wpa_printf(MSG_ERROR,
+ 			   "Line %d: unknown configuration item '%s'",
+diff --git a/src/ap/ap_config.c b/src/ap/ap_config.c
+index 79e215f..34e4fb1 100644
+--- a/src/ap/ap_config.c
++++ b/src/ap/ap_config.c
+@@ -297,6 +297,7 @@ struct hostapd_config * hostapd_config_defaults(void)
+ 
+ 	conf->edcca_enable = EDCCA_MODE_AUTO;
+ 	conf->edcca_compensation = EDCCA_DEFAULT_COMPENSATION;
++	conf->three_wire_enable = THREE_WIRE_MODE_DISABLE;
+ 
+ 	return conf;
+ }
+diff --git a/src/ap/ap_config.h b/src/ap/ap_config.h
+index 737cc2f..1402891 100644
+--- a/src/ap/ap_config.h
++++ b/src/ap/ap_config.h
+@@ -1153,6 +1153,7 @@ struct hostapd_config {
+ 	unsigned int ch_switch_eht_config;
+ 	u8 edcca_enable;
+ 	s8 edcca_compensation;
++	u8 three_wire_enable;
+ };
+ 
+ enum edcca_mode {
+@@ -1164,6 +1165,18 @@ enum edcca_mode {
+ #define EDCCA_MIN_COMPENSATION -126
+ #define EDCCA_MAX_COMPENSATION 126
+ 
++enum three_wire_mode {
++	THREE_WIRE_MODE_DISABLE,
++	THREE_WIRE_MODE_EXT0_ENABLE,
++	THREE_WIRE_MODE_EXT1_ENABLE,
++	THREE_WIRE_MODE_ALL_ENABLE,
++
++	/* keep last */
++	NUM_THREE_WIRE_MODE,
++	THREE_WIRE_MODE_MAX =
++		NUM_THREE_WIRE_MODE - 1
++};
++
+ static inline u8 hostapd_get_oper_chwidth(struct hostapd_config *conf)
+ {
+ #ifdef CONFIG_IEEE80211BE
+diff --git a/src/ap/ap_drv_ops.c b/src/ap/ap_drv_ops.c
+index 3de6748..a48c22e 100644
+--- a/src/ap/ap_drv_ops.c
++++ b/src/ap/ap_drv_ops.c
+@@ -1035,3 +1035,14 @@ int hostapd_drv_hemu_dump(struct hostapd_data *hapd, u8 *hemu_onoff)
+ 		return 0;
+ 	return hapd->driver->hemu_dump(hapd->drv_priv, hemu_onoff);
+ }
++
++int hostapd_drv_three_wire_ctrl(struct hostapd_data *hapd)
++{
++	if (!hapd->driver || !hapd->driver->three_wire_ctrl)
++		return 0;
++	if (hapd->iconf->three_wire_enable > THREE_WIRE_MODE_MAX) {
++		wpa_printf(MSG_INFO, "Invalid value for three wire enable\n");
++		return 0;
++	}
++	return hapd->driver->three_wire_ctrl(hapd->drv_priv, hapd->iconf->three_wire_enable);
++}
+diff --git a/src/ap/ap_drv_ops.h b/src/ap/ap_drv_ops.h
+index 5bcb225..0a8bf0c 100644
+--- a/src/ap/ap_drv_ops.h
++++ b/src/ap/ap_drv_ops.h
+@@ -141,6 +141,7 @@ int hostapd_drv_dpp_listen(struct hostapd_data *hapd, bool enable);
+ int hostapd_drv_configure_edcca_threshold(struct hostapd_data *hapd);
+ int hostapd_drv_hemu_ctrl(struct hostapd_data *hapd);
+ int hostapd_drv_hemu_dump(struct hostapd_data *hapd, u8 *hemu_onoff);
++int hostapd_drv_three_wire_ctrl(struct hostapd_data *hapd);
+ 
+ #include "drivers/driver.h"
+ 
+diff --git a/src/ap/hostapd.c b/src/ap/hostapd.c
+index 3b752fc..0c02171 100644
+--- a/src/ap/hostapd.c
++++ b/src/ap/hostapd.c
+@@ -2299,6 +2299,8 @@ dfs_offload:
+ 		goto fail;
+ 	if (hostapd_drv_hemu_ctrl(hapd) < 0)
+ 		goto fail;
++	if (hostapd_drv_three_wire_ctrl(hapd) < 0)
++		goto fail;
+ 
+ 	wpa_printf(MSG_DEBUG, "%s: Setup of interface done.",
+ 		   iface->bss[0]->conf->iface);
+diff --git a/src/common/mtk_vendor.h b/src/common/mtk_vendor.h
+index 5c8f179..99a4d7f 100644
+--- a/src/common/mtk_vendor.h
++++ b/src/common/mtk_vendor.h
+@@ -13,6 +13,7 @@ enum mtk_nl80211_vendor_subcmds {
+ 	MTK_NL80211_VENDOR_SUBCMD_HEMU_CTRL = 0xc5,
+ 	MTK_NL80211_VENDOR_SUBCMD_PHY_CAPA_CTRL= 0xc6,
+ 	MTK_NL80211_VENDOR_SUBCMD_EDCCA_CTRL = 0xc7,
++	MTK_NL80211_VENDOR_SUBCMD_3WIRE_CTRL = 0xc8
+ };
+ 
+ enum mtk_vendor_attr_edcca_ctrl {
+@@ -48,6 +49,21 @@ static struct nla_policy edcca_ctrl_policy[NUM_MTK_VENDOR_ATTRS_EDCCA_CTRL] = {
+ 	[MTK_VENDOR_ATTR_EDCCA_CTRL_COMPENSATE] = { .type = NLA_U8 },
+ };
+ 
++enum mtk_vendor_attr_3wire_ctrl {
++	MTK_VENDOR_ATTR_3WIRE_CTRL_UNSPEC,
++
++	MTK_VENDOR_ATTR_3WIRE_CTRL_MODE,
++
++	/* keep last */
++	NUM_MTK_VENDOR_ATTRS_3WIRE_CTRL,
++	MTK_VENDOR_ATTR_3WIRE_CTRL_MAX =
++		NUM_MTK_VENDOR_ATTRS_3WIRE_CTRL - 1
++};
++
++static struct nla_policy three_wire_ctrl_policy[NUM_MTK_VENDOR_ATTRS_3WIRE_CTRL] = {
++	[MTK_VENDOR_ATTR_3WIRE_CTRL_MODE] = {.type = NLA_U8 },
++};
++
+ enum mtk_vendor_attr_csi_ctrl {
+ 	MTK_VENDOR_ATTR_CSI_CTRL_UNSPEC,
+ 
+diff --git a/src/drivers/driver.h b/src/drivers/driver.h
+index 6cc7e9b..0048120 100644
+--- a/src/drivers/driver.h
++++ b/src/drivers/driver.h
+@@ -4688,6 +4688,7 @@ struct wpa_driver_ops {
+ 	 */
+ 	 int (*hemu_ctrl)(void *priv, u8 hemu_onoff);
+ 	 int (*hemu_dump)(void *priv, u8 *hemu_onoff);
++	 int (*three_wire_ctrl)(void *priv, u8 three_wire_enable);
+ };
+ 
+ /**
+diff --git a/src/drivers/driver_nl80211.c b/src/drivers/driver_nl80211.c
+index 0009fb4..5834720 100644
+--- a/src/drivers/driver_nl80211.c
++++ b/src/drivers/driver_nl80211.c
+@@ -12500,6 +12500,38 @@ static int nl80211_configure_edcca_threshold(void *priv,
+ 	return ret;
+ }
+ 
++static int nl80211_enable_three_wire(void *priv, const u8 three_wire_enable)
++{
++	struct i802_bss *bss = priv;
++	struct wpa_driver_nl80211_data *drv = bss->drv;
++	/* Prepare nl80211 cmd */
++	struct nl_msg *msg;
++	struct nlattr *data;
++	int ret;
++
++	if (!drv->mtk_3wire_vendor_cmd_avail) {
++		wpa_printf(MSG_INFO,
++			   "nl80211: Driver does not support setting three wire control");
++		return 0;
++	}
++
++	if (!(msg = nl80211_drv_msg(drv, 0, NL80211_CMD_VENDOR)) ||
++	    nla_put_u32(msg, NL80211_ATTR_VENDOR_ID, OUI_MTK) ||
++	    nla_put_u32(msg, NL80211_ATTR_VENDOR_SUBCMD,
++			MTK_NL80211_VENDOR_SUBCMD_3WIRE_CTRL) ||
++	    !(data = nla_nest_start(msg, NL80211_ATTR_VENDOR_DATA)) ||
++	    nla_put_u8(msg, MTK_VENDOR_ATTR_3WIRE_CTRL_MODE, three_wire_enable)) {
++		nlmsg_free(msg);
++		return -ENOBUFS;
++	}
++	nla_nest_end(msg, data);
++	ret = send_and_recv_msgs(drv, msg, NULL, NULL, NULL, NULL);
++	if (ret) {
++		wpa_printf(MSG_ERROR, "Failed to enable three wire. ret=%d (%s) ",
++			   ret, strerror(-ret));
++	}
++	return ret;
++}
+ 
+ const struct wpa_driver_ops wpa_driver_nl80211_ops = {
+ 	.name = "nl80211",
+@@ -12650,4 +12682,5 @@ const struct wpa_driver_ops wpa_driver_nl80211_ops = {
+ #endif /* CONFIG_TESTING_OPTIONS */
+ /* Need ifdef CONFIG_DRIVER_NL80211_MTK */
+ 	.configure_edcca_threshold = nl80211_configure_edcca_threshold,
++	.three_wire_ctrl = nl80211_enable_three_wire,
+ };
+diff --git a/src/drivers/driver_nl80211.h b/src/drivers/driver_nl80211.h
+index 62d9696..196d24f 100644
+--- a/src/drivers/driver_nl80211.h
++++ b/src/drivers/driver_nl80211.h
+@@ -182,6 +182,7 @@ struct wpa_driver_nl80211_data {
+ 	unsigned int brcm_do_acs:1;
+ 	unsigned int mtk_edcca_vendor_cmd_avail:1;
+ 	unsigned int mtk_hemu_vendor_cmd_avail:1;
++	unsigned int mtk_3wire_vendor_cmd_avail:1;
+ 
+ 	u64 vendor_scan_cookie;
+ 	u64 remain_on_chan_cookie;
+diff --git a/src/drivers/driver_nl80211_capa.c b/src/drivers/driver_nl80211_capa.c
+index b5cd2c5..f0397f5 100644
+--- a/src/drivers/driver_nl80211_capa.c
++++ b/src/drivers/driver_nl80211_capa.c
+@@ -1053,6 +1053,9 @@ static int wiphy_info_handler(struct nl_msg *msg, void *arg)
+ 				case MTK_NL80211_VENDOR_SUBCMD_HEMU_CTRL :
+ 					drv->mtk_hemu_vendor_cmd_avail = 1;
+ 					break;
++				case MTK_NL80211_VENDOR_SUBCMD_3WIRE_CTRL :
++					drv->mtk_3wire_vendor_cmd_avail = 1;
++					break;
+ 				}
+ 			}
+ 
+-- 
+2.18.0
+