Revert "hostapd: ubus: add DFS channels support during CSA"

This reverts commit 4b5eeb48cc.

feeds/wifi-ax/hostapd/patches/x-0006-ubus-csa-add-dfs-support.patch

@@ -1,54 +0,0 @@
-Index: hostapd-2021-02-20-59e9794c/src/ap/ubus.c
-===================================================================
---- hostapd-2021-02-20-59e9794c.orig/src/ap/ubus.c
-+++ hostapd-2021-02-20-59e9794c/src/ap/ubus.c
-@@ -25,6 +25,7 @@
- #include "airtime_policy.h"
- #include "hw_features.h"
- #include "radius_client.h"
-+#include "dfs.h"
- 
- static struct ubus_context *ctx;
- static struct blob_buf b;
-@@ -857,6 +858,7 @@ hostapd_switch_chan(struct ubus_context
- 	u8 seg0 = 0, seg1 = 0;
- 	int ret = UBUS_STATUS_OK;
- 	int i;
-+	int dfs_range = 0;
- 
- 	blobmsg_parse(csa_policy, __CSA_MAX, tb, blob_data(msg), blob_len(msg));
- 
-@@ -912,6 +914,17 @@ hostapd_switch_chan(struct ubus_context
- 		break;
- 	}
- 
-+	if (css.freq_params.center_freq1)
-+		dfs_range += hostapd_is_dfs_overlap(
-+			hapd->iface, chwidth, css.freq_params.center_freq1);
-+	else
-+		dfs_range += hostapd_is_dfs_overlap(
-+			hapd->iface, chwidth, css.freq_params.freq);
-+
-+	if (css.freq_params.center_freq2)
-+		dfs_range += hostapd_is_dfs_overlap(
-+			hapd->iface, chwidth, css.freq_params.center_freq2);
-+
- 	hostapd_set_freq_params(&css.freq_params, iconf->hw_mode,
- 				css.freq_params.freq,
- 				css.freq_params.channel, iconf->enable_edmg,
-@@ -925,6 +938,15 @@ hostapd_switch_chan(struct ubus_context
- 				mode ? &mode->he_capab[IEEE80211_MODE_AP] :
- 				NULL);
- 
-+	if (dfs_range) {
-+		/* Perform CAC and switch channel */
-+		freq_params = malloc(sizeof(*freq_params));
-+		memcpy(freq_params, &css.freq_params, sizeof(*freq_params));
-+		eloop_register_timeout(0, 1, switch_chan_fallback_cb,
-+				       hapd->iface, freq_params);
-+		return 0;
-+	}
-+
- 	for (i = 0; i < hapd->iface->num_bss; i++) {
- 		struct hostapd_data *bss = hapd->iface->bss[i];
-