qcacld-3.0: Fill cac duration as well in wiphy channels

Currently driver does not fill cac duration for wiphy channels
whenever it indicates current channels configs to user space.

With this change fill cac duration as well in wiphy channels

Change-Id: I847468f0c1839974ea1c6cd31260fb7ef4fbb897
CRs-Fixed: 2975822

core/hdd/src/wlan_hdd_regulatory.c

@@ -36,6 +36,7 @@
 #include "sap_api.h"
 #include "wlan_hdd_hostapd.h"
 #include "osif_psoc_sync.h"
+#include "sap_internal.h"
 
 #define REG_RULE_2412_2462    REG_RULE(2412-10, 2462+10, 40, 0, 20, 0)
 
@@ -1106,6 +1107,30 @@ void fill_wiphy_channel_320mhz(struct ieee80211_channel *wiphy_chan,
 }
 #endif
 
+static void hdd_fill_dfs_cac_duration(struct ieee80211_channel *wiphy_chan)
+{
+	enum dfs_reg dfs_region;
+	struct hdd_context *hdd_ctx = cds_get_context(QDF_MODULE_ID_HDD);
+
+	if (wlan_hdd_validate_context(hdd_ctx))
+		return;
+
+	wlan_reg_get_dfs_region(hdd_ctx->pdev, &dfs_region);
+
+	if (dfs_region != DFS_ETSI_REGION) {
+		wiphy_chan->dfs_cac_ms = DEFAULT_CAC_TIMEOUT;
+		return;
+	}
+	if (IS_CH_BONDING_WITH_WEATHER_CH(wlan_reg_freq_to_chan(
+						hdd_ctx->pdev,
+						wiphy_chan->center_freq)) ||
+	    IS_ETSI_WEATHER_FREQ(wiphy_chan->center_freq))
+		wiphy_chan->dfs_cac_ms = ETSI_WEATHER_CH_CAC_TIMEOUT;
+
+	else
+		wiphy_chan->dfs_cac_ms = DEFAULT_CAC_TIMEOUT;
+}
+
 static void fill_wiphy_channel(struct ieee80211_channel *wiphy_chan,
 			       struct regulatory_channel *cur_chan)
 {
@@ -1138,6 +1163,8 @@ static void fill_wiphy_channel(struct ieee80211_channel *wiphy_chan,
 	fill_wiphy_channel_320mhz(wiphy_chan, cur_chan->max_bw);
 
 	wiphy_chan->orig_flags = wiphy_chan->flags;
+
+	hdd_fill_dfs_cac_duration(wiphy_chan);
 }
 
 static void fill_wiphy_band_channels(struct wiphy *wiphy,