wlan-ap-Telecominfraproject/feeds/qca/hostapd/patches/q02-055-wpa_supplicant-add-handle_dfs-flag-for-channel-switc.patch

From f82404aecd2235e2e7359c5c965fd74cf58fe36d Mon Sep 17 00:00:00 2001
From: Harshitha Prem <quic_hprem@quicinc.com>
Date: Thu, 1 Dec 2022 13:07:20 +0530
Subject: [PATCH] wpa_supplicant: add handle_dfs flag for channel switch

For mesh/ibss case, in order to change from non-DFS to
DFS channel we have to pass this flag.

Signed-off-by: Harshitha Prem <quic_hprem@quicinc.com>
---
 src/ap/ctrl_iface_ap.c       | 1 +
 src/drivers/driver.h         | 1 +
 src/drivers/driver_nl80211.c | 4 ++++
 3 files changed, 6 insertions(+)

--- a/src/ap/ctrl_iface_ap.c
+++ b/src/ap/ctrl_iface_ap.c
@@ -1193,6 +1193,7 @@ int hostapd_parse_csa_settings(const cha
 	settings->freq_params.ru_punct_ofdma = !!os_strstr(pos,
 							    " ru_punct_ofdma");
 	settings->block_tx = !!os_strstr(pos, " blocktx");
+	settings->handle_dfs = !!os_strstr(pos, " handle_dfs");
 #undef SET_CSA_SETTING
 #undef SET_CSA_SETTING_EXT
 
--- a/src/drivers/driver.h
+++ b/src/drivers/driver.h
@@ -2749,6 +2749,7 @@ struct csa_settings {
 	u16 counter_offset_presp[2];
 
 	u16 punct_bitmap;
+	bool handle_dfs;
 };
 
 /**
--- a/src/drivers/driver_nl80211.c
+++ b/src/drivers/driver_nl80211.c
@@ -11129,6 +11129,10 @@ static int nl80211_switch_channel(void *
 		goto fail;
 
 	nla_nest_end(msg, beacon_csa);
+
+	if (settings->handle_dfs && nla_put_flag(msg, NL80211_ATTR_HANDLE_DFS))
+		goto fail;
+
 	ret = send_and_recv_msgs(drv, msg, NULL, NULL, NULL, NULL);
 	if (ret) {
 		wpa_printf(MSG_DEBUG, "nl80211: switch_channel failed err=%d (%s)",