diff --git a/components/cmn_services/policy_mgr/inc/wlan_policy_mgr_api.h b/components/cmn_services/policy_mgr/inc/wlan_policy_mgr_api.h
index 9f8bee7dda9a..5ed4a4ee0548 100644
--- a/components/cmn_services/policy_mgr/inc/wlan_policy_mgr_api.h
+++ b/components/cmn_services/policy_mgr/inc/wlan_policy_mgr_api.h
@@ -1292,8 +1292,7 @@ struct policy_mgr_hdd_cbacks {
 				bool forced);
 	QDF_STATUS (*wlan_hdd_get_channel_for_sap_restart)(
 				struct wlan_objmgr_psoc *psoc,
-				uint8_t vdev_id, uint8_t *channel,
-				uint8_t *sec_ch);
+				uint8_t vdev_id, uint8_t *channel);
 	enum policy_mgr_con_mode (*get_mode_for_non_connected_vdev)(
 				struct wlan_objmgr_psoc *psoc,
 				uint8_t vdev_id);
diff --git a/components/cmn_services/policy_mgr/src/wlan_policy_mgr_action.c b/components/cmn_services/policy_mgr/src/wlan_policy_mgr_action.c
index 9f5b93e18c67..19402589a4e1 100644
--- a/components/cmn_services/policy_mgr/src/wlan_policy_mgr_action.c
+++ b/components/cmn_services/policy_mgr/src/wlan_policy_mgr_action.c
@@ -1728,7 +1728,7 @@ static void __policy_mgr_check_sta_ap_concurrent_ch_intf(void *data)
 	struct sta_ap_intf_check_work_ctx *work_info = NULL;
 	uint32_t mcc_to_scc_switch, cc_count = 0, i, go_index_start;
 	QDF_STATUS status;
-	uint8_t channel, sec_ch;
+	uint8_t channel;
 	uint8_t operating_channel[MAX_NUMBER_OF_CONC_CONNECTIONS];
 	uint8_t vdev_id[MAX_NUMBER_OF_CONC_CONNECTIONS];
 
@@ -1799,8 +1799,7 @@ static void __policy_mgr_check_sta_ap_concurrent_ch_intf(void *data)
 				continue;
 			status = pm_ctx->hdd_cbacks.
 				wlan_hdd_get_channel_for_sap_restart
-					(psoc,
-					vdev_id[i], &channel, &sec_ch);
+					(psoc, vdev_id[i], &channel);
 			if (status == QDF_STATUS_SUCCESS) {
 				policy_mgr_info("SAP restarts due to MCC->SCC switch, old chan :%d new chan: %d"
 					, operating_channel[i], channel);
diff --git a/core/hdd/src/wlan_hdd_cfg80211.c b/core/hdd/src/wlan_hdd_cfg80211.c
index ffb8b182df3e..e82101ed906b 100644
--- a/core/hdd/src/wlan_hdd_cfg80211.c
+++ b/core/hdd/src/wlan_hdd_cfg80211.c
@@ -1629,6 +1629,7 @@ int wlan_hdd_sap_cfg_dfs_override(struct hdd_adapter *adapter)
 	struct sap_config *sap_config, *con_sap_config;
 	int con_ch;
 	struct hdd_context *hdd_ctx = WLAN_HDD_GET_CTX(adapter);
+	uint32_t con_ch_freq;
 
 	if (!hdd_ctx) {
 		hdd_err("hdd context is NULL");
@@ -1650,14 +1651,15 @@ int wlan_hdd_sap_cfg_dfs_override(struct hdd_adapter *adapter)
 	sap_config = &adapter->session.ap.sap_config;
 	con_sap_config = &con_sap_adapter->session.ap.sap_config;
 	con_ch = con_sap_adapter->session.ap.operating_channel;
+	con_ch_freq = wlan_reg_chan_to_freq(hdd_ctx->pdev, con_ch);
 
 	if (!wlan_reg_is_dfs_ch(hdd_ctx->pdev, con_ch))
 		return 0;
 
-	hdd_debug("Only SCC AP-AP DFS Permitted (ch=%d, con_ch=%d)",
-						sap_config->channel, con_ch);
+	hdd_debug("Only SCC AP-AP DFS Permitted (ch_freq=%d, con_ch_freq=%d)",
+		  sap_config->chan_freq, con_ch_freq);
 	hdd_debug("Overriding guest AP's channel");
-	sap_config->channel = con_ch;
+	sap_config->chan_freq = con_ch_freq;
 
 	if (con_sap_config->acs_cfg.acs_mode == true) {
 		if (con_ch != con_sap_config->acs_cfg.pri_ch &&
@@ -1694,7 +1696,9 @@ int wlan_hdd_sap_cfg_dfs_override(struct hdd_adapter *adapter)
 	} else {
 		sap_config->acs_cfg.pri_ch = con_ch;
 		if (sap_config->acs_cfg.ch_width > eHT_CHANNEL_WIDTH_20MHZ)
-			sap_config->acs_cfg.ht_sec_ch = con_sap_config->sec_ch;
+			sap_config->acs_cfg.ht_sec_ch = wlan_reg_freq_to_chan(
+						hdd_ctx->pdev,
+						con_sap_config->sec_ch_freq);
 	}
 
 	return con_ch;
@@ -1826,9 +1830,10 @@ int wlan_hdd_cfg80211_start_acs(struct hdd_adapter *adapter)
 		return -EINVAL;
 	}
 	if (hdd_ctx->acs_policy.acs_channel)
-		sap_config->channel = hdd_ctx->acs_policy.acs_channel;
+		sap_config->chan_freq = wlan_reg_chan_to_freq(hdd_ctx->pdev,
+					hdd_ctx->acs_policy.acs_channel);
 	else
-		sap_config->channel = AUTO_CHANNEL_SELECT;
+		sap_config->chan_freq = AUTO_CHANNEL_SELECT;
 	ucfg_policy_mgr_get_mcc_scc_switch(hdd_ctx->psoc,
 					   &mcc_to_scc_switch);
 	/*
@@ -10151,14 +10156,16 @@ __wlan_hdd_cfg80211_sap_configuration_set(struct wiphy *wiphy,
 		}
 
 		ap_ctx = WLAN_HDD_GET_AP_CTX_PTR(hostapd_adapter);
-		ap_ctx->sap_config.channel = config_channel;
+		ap_ctx->sap_config.chan_freq = wlan_reg_chan_to_freq(
+						hdd_ctx->pdev, config_channel);
 		ap_ctx->sap_config.ch_params.ch_width =
 					ap_ctx->sap_config.ch_width_orig;
 		ap_ctx->bss_stop_reason = BSS_STOP_DUE_TO_VENDOR_CONFIG_CHAN;
 
 		wlan_reg_set_channel_params(hdd_ctx->pdev,
-					    ap_ctx->sap_config.channel,
-					    ap_ctx->sap_config.sec_ch,
+					    config_channel,
+					    wlan_reg_freq_to_chan(hdd_ctx->pdev,
+						ap_ctx->sap_config.sec_ch_freq),
 					    &ap_ctx->sap_config.ch_params);
 
 		hdd_restart_sap(hostapd_adapter);
@@ -10486,7 +10493,8 @@ static void hdd_update_acs_sap_config(struct hdd_context *hdd_ctx,
 	QDF_STATUS status;
 	uint32_t channel_bonding_mode;
 
-	sap_config->channel = channel_list->pri_ch;
+	sap_config->chan_freq = wlan_reg_chan_to_freq(hdd_ctx->pdev,
+						      channel_list->pri_ch);
 
 	sap_config->ch_params.center_freq_seg0 =
 				channel_list->vht_seg0_center_ch;
@@ -10495,7 +10503,7 @@ static void hdd_update_acs_sap_config(struct hdd_context *hdd_ctx,
 
 	sap_config->ch_params.sec_ch_offset = channel_list->ht_sec_ch;
 	sap_config->ch_params.ch_width = channel_list->chan_width;
-	if (sap_config->channel >= 36) {
+	if (WLAN_REG_IS_5GHZ_CH_FREQ(sap_config->chan_freq)) {
 		status =
 			ucfg_mlme_get_vht_channel_width(hdd_ctx->psoc,
 							&ch_width);
diff --git a/core/hdd/src/wlan_hdd_hostapd.c b/core/hdd/src/wlan_hdd_hostapd.c
index 65a2ee32e06f..c10419bf9653 100644
--- a/core/hdd/src/wlan_hdd_hostapd.c
+++ b/core/hdd/src/wlan_hdd_hostapd.c
@@ -1810,14 +1810,14 @@ QDF_STATUS hdd_hostapd_sap_event_cb(struct sap_event *sap_event,
 		adapter->vdev_id =
 			sap_event->sapevt.sapStartBssCompleteEvent.sessionId;
 
-		sap_config->channel =
+		sap_config->chan_freq = wlan_reg_chan_to_freq(hdd_ctx->pdev,
 			sap_event->sapevt.sapStartBssCompleteEvent.
-			operatingChannel;
+			operatingChannel);
 		sap_config->ch_params.ch_width =
 			sap_event->sapevt.sapStartBssCompleteEvent.ch_width;
 
 		sap_config->ch_params = ap_ctx->sap_context->ch_params;
-		sap_config->sec_ch = ap_ctx->sap_context->secondary_ch;
+		sap_config->sec_ch_freq = ap_ctx->sap_context->sec_ch_freq;
 
 		hostapd_state->qdf_status =
 			sap_event->sapevt.sapStartBssCompleteEvent.status;
@@ -3099,8 +3099,7 @@ void wlan_hdd_set_sap_csa_reason(struct wlan_objmgr_psoc *psoc, uint8_t vdev_id,
 
 QDF_STATUS wlan_hdd_get_channel_for_sap_restart(
 				struct wlan_objmgr_psoc *psoc,
-				uint8_t vdev_id, uint8_t *channel,
-				uint8_t *sec_ch)
+				uint8_t vdev_id, uint8_t *channel)
 {
 	mac_handle_t mac_handle;
 	struct hdd_ap_ctx *hdd_ap_ctx;
@@ -3131,7 +3130,7 @@ QDF_STATUS wlan_hdd_get_channel_for_sap_restart(
 		return QDF_STATUS_E_FAILURE;
 	}
 
-	if (!channel || !sec_ch) {
+	if (!channel) {
 		hdd_err("Null parameters");
 		return QDF_STATUS_E_FAILURE;
 	}
@@ -3190,8 +3189,8 @@ sap_restart:
 		return QDF_STATUS_E_FAILURE;
 	}
 
-	hdd_info("SAP restart orig chan: %d, new chan: %d",
-		 hdd_ap_ctx->sap_config.channel, intf_ch);
+	hdd_info("SAP restart orig chan freq: %d, new chan: %d",
+		 hdd_ap_ctx->sap_config.chan_freq, intf_ch);
 	ch_params.ch_width = CH_WIDTH_MAX;
 	hdd_ap_ctx->bss_stop_reason = BSS_STOP_DUE_TO_MCC_SCC_SWITCH;
 	if (hdd_ap_ctx->sap_context)
@@ -3203,8 +3202,6 @@ sap_restart:
 				    0,
 				    &ch_params);
 
-	wlansap_get_sec_channel(ch_params.sec_ch_offset, intf_ch, sec_ch);
-
 	*channel = intf_ch;
 
 	hdd_info("SAP channel change with CSA/ECSA");
@@ -3306,8 +3303,9 @@ QDF_STATUS hdd_init_ap_mode(struct hdd_adapter *adapter, bool reinit)
 	}
 
 	if (!reinit) {
-		adapter->session.ap.sap_config.channel =
-			hdd_ctx->acs_policy.acs_channel;
+		adapter->session.ap.sap_config.chan_freq =
+			wlan_reg_chan_to_freq(hdd_ctx->pdev,
+					      hdd_ctx->acs_policy.acs_channel);
 		acs_dfs_mode = hdd_ctx->acs_policy.acs_dfs_mode;
 		adapter->session.ap.sap_config.acs_dfs_mode =
 			wlan_hdd_get_dfs_mode(acs_dfs_mode);
@@ -3718,7 +3716,7 @@ int wlan_hdd_set_channel(struct wiphy *wiphy,
 				hdd_err("Invalid Channel: %d", channel);
 				return -EINVAL;
 			}
-			sap_config->channel = channel;
+			sap_config->chan_freq = chandef->chan->center_freq;
 			sap_config->ch_params.center_freq_seg1 = channel_seg2;
 		} else {
 			/* set channel to what hostapd configured */
@@ -3729,7 +3727,7 @@ int wlan_hdd_set_channel(struct wiphy *wiphy,
 				return -EINVAL;
 			}
 
-			sap_config->channel = channel;
+			sap_config->chan_freq = chandef->chan->center_freq;
 			sap_config->ch_params.center_freq_seg1 = channel_seg2;
 
 			sme_config = qdf_mem_malloc(sizeof(*sme_config));
@@ -3743,13 +3741,15 @@ int wlan_hdd_set_channel(struct wiphy *wiphy,
 			case NL80211_CHAN_HT20:
 			case NL80211_CHAN_NO_HT:
 				sme_config->csr_config.obssEnabled = false;
-				sap_config->sec_ch = 0;
+				sap_config->sec_ch_freq = 0;
 				break;
 			case NL80211_CHAN_HT40MINUS:
-				sap_config->sec_ch = sap_config->channel - 4;
+				sap_config->sec_ch_freq =
+					sap_config->chan_freq - 20;
 				break;
 			case NL80211_CHAN_HT40PLUS:
-				sap_config->sec_ch = sap_config->channel + 4;
+				sap_config->sec_ch_freq =
+					sap_config->chan_freq + 20;
 				break;
 			default:
 				hdd_err("Error!!! Invalid HT20/40 mode !");
@@ -4308,7 +4308,7 @@ static void wlan_hdd_set_sap_hwmode(struct hdd_adapter *adapter)
 			&checkRatesfor11g, &config->SapHw_mode);
 	}
 
-	if (config->channel > 14)
+	if (WLAN_REG_IS_5GHZ_CH_FREQ(config->chan_freq))
 		config->SapHw_mode = eCSR_DOT11_MODE_11a;
 
 	ie = wlan_get_ie_ptr_from_eid(WLAN_EID_HT_CAPABILITY,
@@ -4540,7 +4540,7 @@ static int wlan_hdd_sap_p2p_11ac_overrides(struct hdd_adapter *ap_adapter)
 		if (sap_cfg->SapHw_mode == eCSR_DOT11_MODE_11n)
 			sap_cfg->SapHw_mode = eCSR_DOT11_MODE_11ac;
 
-		if (sap_cfg->channel >= 36) {
+		if (WLAN_REG_IS_5GHZ_CH_FREQ(sap_cfg->chan_freq)) {
 			status =
 			    ucfg_mlme_get_vht_channel_width(hdd_ctx->psoc,
 							    &ch_width);
@@ -4984,6 +4984,7 @@ int wlan_hdd_cfg80211_start_bss(struct hdd_adapter *adapter,
 	bool go_force_11n_for_11ac = 0;
 	bool bval = false;
 	bool enable_dfs_scan = true;
+	uint16_t channel;
 
 	hdd_enter();
 
@@ -5050,7 +5051,7 @@ int wlan_hdd_cfg80211_start_bss(struct hdd_adapter *adapter,
 	clear_bit(ACS_IN_PROGRESS, &hdd_ctx->g_event_flags);
 
 	config = &adapter->session.ap.sap_config;
-	if (!config->channel) {
+	if (!config->chan_freq) {
 		hdd_err("Invalid channel");
 		ret = -EINVAL;
 		goto free;
@@ -5115,15 +5116,16 @@ int wlan_hdd_cfg80211_start_bss(struct hdd_adapter *adapter,
 			hdd_ctx->acs_policy.acs_dfs_mode);
 
 		if (hdd_ctx->acs_policy.acs_channel)
-			config->channel = hdd_ctx->acs_policy.acs_channel;
+			config->chan_freq = wlan_reg_chan_to_freq(hdd_ctx->pdev,
+					    hdd_ctx->acs_policy.acs_channel);
 		mode = hdd_ctx->acs_policy.acs_dfs_mode;
 		config->acs_dfs_mode = wlan_hdd_get_dfs_mode(mode);
 	}
 
-	policy_mgr_update_user_config_sap_chan(hdd_ctx->psoc,
-					       config->channel);
+	channel = wlan_reg_freq_to_chan(hdd_ctx->pdev, config->chan_freq);
+	policy_mgr_update_user_config_sap_chan(hdd_ctx->psoc, channel);
 	hdd_debug("config->channel %d, config->acs_dfs_mode %d",
-		config->channel, config->acs_dfs_mode);
+		  channel, config->acs_dfs_mode);
 
 	hdd_debug("****config->dtim_period=%d***",
 		config->dtim_period);
@@ -5158,18 +5160,17 @@ int wlan_hdd_cfg80211_start_bss(struct hdd_adapter *adapter,
 		 */
 		ret = 0;
 		if (!policy_mgr_is_hw_dbs_capable(hdd_ctx->psoc) ||
-		    WLAN_REG_IS_5GHZ_CH(config->channel)) {
+		    WLAN_REG_IS_5GHZ_CH_FREQ(config->chan_freq)) {
 			ret = wlan_hdd_sap_cfg_dfs_override(adapter);
 			if (ret < 0)
 				goto error;
 		}
-		if (!ret && wlan_reg_is_dfs_ch(hdd_ctx->pdev, config->channel))
+		if (!ret && wlan_reg_is_dfs_ch(hdd_ctx->pdev, channel))
 			hdd_ctx->dev_dfs_cac_status = DFS_CAC_NEVER_DONE;
 
 		if (QDF_STATUS_SUCCESS !=
-		    wlan_hdd_validate_operation_channel(adapter,
-							config->channel)) {
-			hdd_err("Invalid Channel: %d", config->channel);
+		    wlan_hdd_validate_operation_channel(adapter, channel)) {
+			hdd_err("Invalid Channel: %d", channel);
 			ret = -EINVAL;
 			goto error;
 		}
@@ -5179,8 +5180,7 @@ int wlan_hdd_cfg80211_start_bss(struct hdd_adapter *adapter,
 		/* reject SAP if DFS channel scan is not allowed */
 		if (!(enable_dfs_scan) &&
 		    (CHANNEL_STATE_DFS ==
-		     wlan_reg_get_channel_state(hdd_ctx->pdev,
-						config->channel))) {
+		     wlan_reg_get_channel_state(hdd_ctx->pdev, channel))) {
 			hdd_err("No SAP start on DFS channel");
 			ret = -EOPNOTSUPP;
 			goto error;
@@ -5466,7 +5466,7 @@ int wlan_hdd_cfg80211_start_bss(struct hdd_adapter *adapter,
 	if (!QDF_IS_STATUS_SUCCESS(qdf_status))
 		hdd_err("Failed to get vht_for_24ghz");
 
-	if (IS_24G_CH(config->channel) && bval &&
+	if (WLAN_REG_IS_24GHZ_CH_FREQ(config->chan_freq) && bval &&
 	    (config->SapHw_mode == eCSR_DOT11_MODE_11n ||
 	    config->SapHw_mode == eCSR_DOT11_MODE_11n_ONLY))
 		config->SapHw_mode = eCSR_DOT11_MODE_11ac;
@@ -5515,8 +5515,10 @@ int wlan_hdd_cfg80211_start_bss(struct hdd_adapter *adapter,
 	}
 
 	config->ch_params.ch_width = config->ch_width_orig;
-	wlan_reg_set_channel_params(hdd_ctx->pdev, config->channel,
-				    config->sec_ch, &config->ch_params);
+	wlan_reg_set_channel_params(hdd_ctx->pdev, channel,
+				    wlan_reg_freq_to_chan(hdd_ctx->pdev,
+							  config->sec_ch_freq),
+				    &config->ch_params);
 
 	if (0 != wlan_hdd_cfg80211_update_apies(adapter)) {
 		hdd_err("SAP Not able to set AP IEs");
@@ -5535,7 +5537,7 @@ int wlan_hdd_cfg80211_start_bss(struct hdd_adapter *adapter,
 		  QDF_MAC_ADDR_ARRAY(adapter->mac_addr.bytes));
 	hdd_debug("ssid =%s, beaconint=%d, channel=%d",
 	       config->SSIDinfo.ssid.ssId, (int)config->beacon_int,
-	       (int)config->channel);
+	       channel);
 	hdd_debug("hw_mode=%x, privacy=%d, authType=%d",
 	       config->SapHw_mode, config->privacy, config->authType);
 	hdd_debug("RSN/WPALen=%d", (int)config->RSNWPAReqIELength);
@@ -5565,7 +5567,7 @@ int wlan_hdd_cfg80211_start_bss(struct hdd_adapter *adapter,
 		if (!policy_mgr_allow_concurrency(hdd_ctx->psoc,
 				policy_mgr_convert_device_mode_to_qdf_type(
 					adapter->device_mode),
-					config->channel, HW_MODE_20_MHZ)) {
+					channel, HW_MODE_20_MHZ)) {
 			mutex_unlock(&hdd_ctx->sap_lock);
 
 			hdd_err("This concurrency combination is not allowed");
@@ -6145,6 +6147,7 @@ static int __wlan_hdd_cfg80211_start_ap(struct wiphy *wiphy,
 	struct wireless_dev *wdev = dev->ieee80211_ptr;
 	struct cfg80211_chan_def new_chandef;
 	struct cfg80211_chan_def *chandef;
+	uint16_t sap_ch;
 
 	hdd_enter();
 
@@ -6436,11 +6439,10 @@ static int __wlan_hdd_cfg80211_start_ap(struct wiphy *wiphy,
 		 * If Do_Not_Break_Stream enabled send avoid channel list
 		 * to application.
 		 */
-		if (policy_mgr_is_dnsc_set(adapter->vdev) &&
-		    sap_config->channel) {
-			wlan_hdd_send_avoid_freq_for_dnbs(hdd_ctx,
-							  sap_config->channel);
-		}
+		sap_ch = wlan_reg_freq_to_chan(hdd_ctx->pdev,
+					       sap_config->chan_freq);
+		if (sap_ch && policy_mgr_is_dnsc_set(adapter->vdev))
+			wlan_hdd_send_avoid_freq_for_dnbs(hdd_ctx, sap_ch);
 
 		ucfg_mlme_get_sap_inactivity_override(hdd_ctx->psoc, &val);
 		if (val) {
diff --git a/core/hdd/src/wlan_hdd_hostapd.h b/core/hdd/src/wlan_hdd_hostapd.h
index 615083ff9f2f..289f2f55dbd8 100644
--- a/core/hdd/src/wlan_hdd_hostapd.h
+++ b/core/hdd/src/wlan_hdd_hostapd.h
@@ -76,7 +76,6 @@ void hdd_sap_restart_chan_switch_cb(struct wlan_objmgr_psoc *psoc,
  * @psoc: PSOC object information
  * @vdev_id: vdev id
  * @channel: channel to be returned
- * @sec_ch: secondary channel to be returned
  *
  * This function gets the channel parameters to restart SAP
  *
@@ -85,8 +84,7 @@ void hdd_sap_restart_chan_switch_cb(struct wlan_objmgr_psoc *psoc,
  */
 QDF_STATUS wlan_hdd_get_channel_for_sap_restart(
 				struct wlan_objmgr_psoc *psoc,
-				uint8_t vdev_id, uint8_t *channel,
-				uint8_t *sec_ch);
+				uint8_t vdev_id, uint8_t *channel);
 #endif
 
 /**
diff --git a/core/hdd/src/wlan_hdd_hostapd_wext.c b/core/hdd/src/wlan_hdd_hostapd_wext.c
index 50324c647695..5a6036156acd 100644
--- a/core/hdd/src/wlan_hdd_hostapd_wext.c
+++ b/core/hdd/src/wlan_hdd_hostapd_wext.c
@@ -752,8 +752,8 @@ static __iw_softap_setparam(struct net_device *dev,
 
 		if (config->SapHw_mode != eCSR_DOT11_MODE_11ac &&
 		    config->SapHw_mode != eCSR_DOT11_MODE_11ac_ONLY) {
-			hdd_err("SET_VHT_RATE error: SapHw_mode= 0x%x, ch: %d",
-			       config->SapHw_mode, config->channel);
+			hdd_err("SET_VHT_RATE: SapHw_mode= 0x%x, ch_freq: %d",
+			       config->SapHw_mode, config->chan_freq);
 			ret = -EIO;
 			break;
 		}
diff --git a/core/hdd/src/wlan_hdd_main.c b/core/hdd/src/wlan_hdd_main.c
index 4d3c6b77a68b..f4b5e98dc980 100644
--- a/core/hdd/src/wlan_hdd_main.c
+++ b/core/hdd/src/wlan_hdd_main.c
@@ -2839,8 +2839,8 @@ int hdd_set_11ax_rate(struct hdd_adapter *adapter, int set_value,
 		}
 	} else if (sap_config->SapHw_mode != eCSR_DOT11_MODE_11ax &&
 		   sap_config->SapHw_mode != eCSR_DOT11_MODE_11ax_ONLY) {
-		hdd_err("Invalid hw mode, SAP hw_mode= 0x%x, ch = %d",
-			sap_config->SapHw_mode, sap_config->channel);
+		hdd_err("Invalid hw mode, SAP hw_mode= 0x%x, ch_freq = %d",
+			sap_config->SapHw_mode, sap_config->chan_freq);
 		return -EIO;
 	}
 
@@ -13335,7 +13335,9 @@ void wlan_hdd_start_sap(struct hdd_adapter *ap_adapter, bool reinit)
 		goto end;
 	}
 	wlan_reg_set_channel_params(hdd_ctx->pdev,
-				    hdd_ap_ctx->sap_config.channel, 0,
+				    wlan_reg_freq_to_chan(hdd_ctx->pdev,
+					    hdd_ap_ctx->sap_config.chan_freq),
+				    0,
 				    &hdd_ap_ctx->sap_config.ch_params);
 
 	qdf_event_reset(&hostapd_state->qdf_event);
diff --git a/core/hdd/src/wlan_hdd_sap_cond_chan_switch.c b/core/hdd/src/wlan_hdd_sap_cond_chan_switch.c
index abee7fe58f8e..803df86504e9 100644
--- a/core/hdd/src/wlan_hdd_sap_cond_chan_switch.c
+++ b/core/hdd/src/wlan_hdd_sap_cond_chan_switch.c
@@ -299,8 +299,8 @@ static int __wlan_hdd_request_pre_cac(struct hdd_context *hdd_ctx,
 		channel_type = NL80211_CHAN_HT20;
 		break;
 	case CH_WIDTH_40MHZ:
-		if (ap_adapter->session.ap.sap_config.sec_ch >
-				ap_adapter->session.ap.sap_config.channel)
+		if (ap_adapter->session.ap.sap_config.sec_ch_freq >
+				ap_adapter->session.ap.sap_config.chan_freq)
 			channel_type = NL80211_CHAN_HT40PLUS;
 		else
 			channel_type = NL80211_CHAN_HT40MINUS;
diff --git a/core/hdd/src/wlan_hdd_scan.c b/core/hdd/src/wlan_hdd_scan.c
index 1ac572cb3b61..0e4c66fadfea 100644
--- a/core/hdd/src/wlan_hdd_scan.c
+++ b/core/hdd/src/wlan_hdd_scan.c
@@ -454,7 +454,7 @@ static int __wlan_hdd_cfg80211_scan(struct wiphy *wiphy,
 	int status;
 	struct hdd_scan_info *scan_info = NULL;
 	struct hdd_adapter *con_sap_adapter;
-	uint16_t con_dfs_ch;
+	uint8_t con_dfs_ch;
 	uint8_t curr_vdev_id;
 	enum scan_reject_states curr_reason;
 	static uint32_t scan_ebusy_cnt;
@@ -534,7 +534,8 @@ static int __wlan_hdd_cfg80211_scan(struct wiphy *wiphy,
 	/* Block All Scan during DFS operation and send null scan result */
 	con_sap_adapter = hdd_get_con_sap_adapter(adapter, true);
 	if (con_sap_adapter) {
-		con_dfs_ch = con_sap_adapter->session.ap.sap_config.channel;
+		con_dfs_ch = wlan_reg_freq_to_chan(hdd_ctx->pdev,
+			con_sap_adapter->session.ap.sap_config.chan_freq);
 		if (con_dfs_ch == AUTO_CHANNEL_SELECT)
 			con_dfs_ch =
 				con_sap_adapter->session.ap.operating_channel;
diff --git a/core/sap/inc/sap_api.h b/core/sap/inc/sap_api.h
index 7743ed49d401..6e7ae900c4c1 100644
--- a/core/sap/inc/sap_api.h
+++ b/core/sap/inc/sap_api.h
@@ -476,8 +476,8 @@ struct sap_config {
 	bool ieee80211d;      /* Specify if 11D is enabled or disabled */
 	struct qdf_mac_addr deny_mac[MAX_ACL_MAC_ADDRESS];  /* MAC filtering */
 	struct qdf_mac_addr self_macaddr;       /* self macaddress or BSSID */
-	uint8_t channel;          /* Operation channel */
-	uint8_t sec_ch;
+	uint32_t chan_freq;          /* Operation channel frequency */
+	uint32_t sec_ch_freq;
 	struct ch_params ch_params;
 	uint32_t ch_width_orig;
 	uint8_t max_num_sta;      /* maximum number of STAs in station table */
@@ -1062,8 +1062,8 @@ QDF_STATUS wlansap_channel_change_request(struct sap_context *sap_ctx,
 /**
  * wlansap_get_sec_channel() - get the secondary sap channel
  * @sec_ch_offset: secondary channel offset.
- * @op_channel: Operating sap channel.
- * @sec_channel: channel to be filled.
+ * @op_chan_freq: Operating sap channel frequency.
+ * @sec_chan_freq: channel frequency to be filled.
  *
  * This API will get the secondary sap channel from the offset, and
  * operating channel.
@@ -1072,8 +1072,8 @@ QDF_STATUS wlansap_channel_change_request(struct sap_context *sap_ctx,
  *
  */
 void wlansap_get_sec_channel(uint8_t sec_ch_offset,
-			     uint8_t op_channel,
-			     uint8_t *sec_channel);
+			     uint32_t op_chan_freq,
+			     uint32_t *sec_chan_freq);
 
 /**
  * wlansap_start_beacon_req() - Send Start Beaconing Request
diff --git a/core/sap/src/sap_api_link_cntl.c b/core/sap/src/sap_api_link_cntl.c
index 53bb45b538af..aa5e50156abf 100644
--- a/core/sap/src/sap_api_link_cntl.c
+++ b/core/sap/src/sap_api_link_cntl.c
@@ -248,7 +248,7 @@ QDF_STATUS wlansap_pre_start_bss_acs_scan_callback(mac_handle_t mac_handle,
 			scan_status);
 		oper_channel =
 			sap_select_default_oper_chan(sap_ctx->acs_cfg);
-		sap_ctx->channel = oper_channel;
+		sap_ctx->chan_freq = wlan_reg_ch_to_freq(oper_channel);
 		sap_ctx->acs_cfg->pri_ch = oper_channel;
 		sap_config_acs_result(mac_handle, sap_ctx,
 				      sap_ctx->acs_cfg->ht_sec_ch);
@@ -265,19 +265,16 @@ QDF_STATUS wlansap_pre_start_bss_acs_scan_callback(mac_handle_t mac_handle,
 	if (oper_channel == SAP_CHANNEL_NOT_SELECTED) {
 		QDF_TRACE(QDF_MODULE_ID_SAP, QDF_TRACE_LEVEL_INFO,
 			  FL("No suitable channel, so select default channel"));
-		sap_ctx->channel =
-			sap_select_default_oper_chan(sap_ctx->acs_cfg);
-		sap_ctx->acs_cfg->pri_ch = sap_ctx->channel;
-	} else {
-		/* Valid Channel Found from scan results. */
-		sap_ctx->acs_cfg->pri_ch = oper_channel;
-		sap_ctx->channel = oper_channel;
+		oper_channel = sap_select_default_oper_chan(sap_ctx->acs_cfg);
 	}
+
+	sap_ctx->chan_freq = wlan_reg_ch_to_freq(oper_channel);
+	sap_ctx->acs_cfg->pri_ch = oper_channel;
 	sap_config_acs_result(mac_handle, sap_ctx,
 			sap_ctx->acs_cfg->ht_sec_ch);
 
 	QDF_TRACE(QDF_MODULE_ID_SAP, QDF_TRACE_LEVEL_INFO_HIGH,
-		  FL("Channel selected = %d"), sap_ctx->channel);
+		  FL("Channel freq selected = %d"), sap_ctx->chan_freq);
 	sap_ctx->sap_state = eSAP_ACS_CHANNEL_SELECTED;
 	sap_ctx->sap_status = eSAP_STATUS_SUCCESS;
 close_session:
@@ -318,6 +315,7 @@ wlansap_roam_process_ch_change_success(struct mac_context *mac_ctx,
 	struct sap_sm_event sap_event;
 	QDF_STATUS qdf_status;
 	bool is_ch_dfs = false;
+	uint8_t target_channel;
 	/*
 	 * Channel change is successful. If the new channel is a DFS channel,
 	 * then we will to perform channel availability check for 60 seconds
@@ -325,7 +323,7 @@ wlansap_roam_process_ch_change_success(struct mac_context *mac_ctx,
 	QDF_TRACE(QDF_MODULE_ID_SAP, QDF_TRACE_LEVEL_INFO_MED,
 		  FL("sapdfs: changing target channel to [%d] state %d"),
 		  mac_ctx->sap.SapDfsInfo.target_channel, sap_ctx->fsm_state);
-	sap_ctx->channel = mac_ctx->sap.SapDfsInfo.target_channel;
+	target_channel = mac_ctx->sap.SapDfsInfo.target_channel;
 
 	/* If SAP is not in starting or started state don't proceed further */
 	if (sap_ctx->fsm_state == SAP_INIT ||
@@ -339,21 +337,20 @@ wlansap_roam_process_ch_change_success(struct mac_context *mac_ctx,
 	if (sap_ctx->ch_params.ch_width == CH_WIDTH_160MHZ) {
 		is_ch_dfs = true;
 	} else if (sap_ctx->ch_params.ch_width == CH_WIDTH_80P80MHZ) {
-		if (wlan_reg_get_channel_state(mac_ctx->pdev,
-					sap_ctx->channel) ==
-						CHANNEL_STATE_DFS ||
+		if (wlan_reg_get_channel_state(mac_ctx->pdev, target_channel) ==
+		    CHANNEL_STATE_DFS ||
 		    wlan_reg_get_channel_state(mac_ctx->pdev,
 			    sap_ctx->ch_params.center_freq_seg1 -
 					  SIR_80MHZ_START_CENTER_CH_DIFF) ==
 							CHANNEL_STATE_DFS)
 			is_ch_dfs = true;
 	} else {
-		if (wlan_reg_get_channel_state(mac_ctx->pdev,
-					sap_ctx->channel) ==
-						CHANNEL_STATE_DFS)
+		if (wlan_reg_get_channel_state(mac_ctx->pdev, target_channel) ==
+		    CHANNEL_STATE_DFS)
 			is_ch_dfs = true;
 	}
 
+	sap_ctx->chan_freq = wlan_reg_ch_to_freq(target_channel);
 	/* check if currently selected channel is a DFS channel */
 	if (is_ch_dfs && sap_ctx->pre_cac_complete) {
 		QDF_TRACE(QDF_MODULE_ID_SAP, QDF_TRACE_LEVEL_INFO_MED, FL(
@@ -889,8 +886,8 @@ QDF_STATUS wlansap_roam_callback(void *ctx,
 
 	case eCSR_ROAM_DFS_RADAR_IND:
 		QDF_TRACE(QDF_MODULE_ID_SAP, QDF_TRACE_LEVEL_DEBUG,
-			  "Received Radar Indication on sap ch %d, session %d",
-			  sap_ctx->channel, sap_ctx->sessionId);
+			  "Rcvd Radar Indication on sap ch freq %d, session %d",
+			  sap_ctx->chan_freq, sap_ctx->sessionId);
 
 		if (!policy_mgr_get_dfs_master_dynamic_enabled(
 				mac_ctx->psoc, sap_ctx->sessionId)) {
@@ -910,11 +907,12 @@ QDF_STATUS wlansap_roam_callback(void *ctx,
 		}
 
 		if (!sap_chan_bond_dfs_sub_chan(
-			sap_ctx, sap_ctx->channel,
+			sap_ctx, wlan_reg_freq_to_chan(mac_ctx->pdev,
+						       sap_ctx->chan_freq),
 			PHY_CHANNEL_BONDING_STATE_MAX))  {
 			QDF_TRACE(QDF_MODULE_ID_SAP, QDF_TRACE_LEVEL_DEBUG,
-				  "Ignore Radar event for sap ch %d",
-				  sap_ctx->channel);
+				  "Ignore Radar event for sap ch freq%d",
+				  sap_ctx->chan_freq);
 			goto EXIT;
 		}
 
diff --git a/core/sap/src/sap_ch_select.c b/core/sap/src/sap_ch_select.c
index d2c7cb9b0407..8c74de284428 100644
--- a/core/sap/src/sap_ch_select.c
+++ b/core/sap/src/sap_ch_select.c
@@ -2749,7 +2749,7 @@ uint8_t sap_select_channel(mac_handle_t mac_handle,
 	} else if (best_ch_num == 14) {
 		sap_ctx->acs_cfg->ht_sec_ch = 0;
 	}
-	sap_ctx->secondary_ch = sap_ctx->acs_cfg->ht_sec_ch;
+	sap_ctx->sec_ch_freq = wlan_reg_ch_to_freq(sap_ctx->acs_cfg->ht_sec_ch);
 
 sap_ch_sel_end:
 	/* Free all the allocated memory */
diff --git a/core/sap/src/sap_fsm.c b/core/sap/src/sap_fsm.c
index 31a292d6e893..60aac6feedab 100644
--- a/core/sap/src/sap_fsm.c
+++ b/core/sap/src/sap_fsm.c
@@ -266,7 +266,7 @@ static uint8_t sap_random_channel_sel(struct sap_context *sap_ctx)
 
 /**
  * sap_is_channel_bonding_etsi_weather_channel() - check weather chan bonding.
- * @sap_ctx: sap context
+ * @sap_ctx: sap context.
  *
  * Check if the current SAP operating channel is bonded to weather radar
  * channel in ETSI domain.
@@ -276,7 +276,8 @@ static uint8_t sap_random_channel_sel(struct sap_context *sap_ctx)
 static bool
 sap_is_channel_bonding_etsi_weather_channel(struct sap_context *sap_ctx)
 {
-	if (IS_CH_BONDING_WITH_WEATHER_CH(sap_ctx->channel) &&
+	if (IS_CH_BONDING_WITH_WEATHER_CH(wlan_freq_to_chan(
+					  sap_ctx->chan_freq)) &&
 	    (sap_ctx->ch_params.ch_width != CH_WIDTH_20MHZ))
 		return true;
 
@@ -485,14 +486,15 @@ void sap_dfs_set_current_channel(void *ctx)
 	struct sap_context *sap_ctx = ctx;
 	uint32_t ic_flags = 0;
 	uint16_t ic_flagext = 0;
-	uint8_t ic_ieee = sap_ctx->channel;
-	uint16_t ic_freq = utils_dfs_chan_to_freq(sap_ctx->channel);
+	uint8_t ic_ieee;
+	uint16_t ic_freq = sap_ctx->chan_freq;
 	uint8_t vht_seg0 = sap_ctx->csr_roamProfile.ch_params.center_freq_seg0;
 	uint8_t vht_seg1 = sap_ctx->csr_roamProfile.ch_params.center_freq_seg1;
 	struct wlan_objmgr_pdev *pdev;
 	struct mac_context *mac_ctx;
 	uint32_t use_nol = 0;
 	int error;
+	uint16_t sap_ch;
 
 	mac_ctx = sap_get_mac_context();
 	if (!mac_ctx) {
@@ -507,6 +509,7 @@ void sap_dfs_set_current_channel(void *ctx)
 		return;
 	}
 
+	ic_ieee = wlan_reg_freq_to_chan(pdev, sap_ctx->chan_freq);
 	switch (sap_ctx->csr_roamProfile.ch_params.ch_width) {
 	case CH_WIDTH_20MHZ:
 		ic_flags |= IEEE80211_CHAN_VHT20;
@@ -530,12 +533,13 @@ void sap_dfs_set_current_channel(void *ctx)
 		return;
 	}
 
-	if (WLAN_REG_IS_24GHZ_CH(sap_ctx->channel))
+	if (WLAN_REG_IS_24GHZ_CH_FREQ(sap_ctx->chan_freq))
 		ic_flags |= IEEE80211_CHAN_2GHZ;
 	else
 		ic_flags |= IEEE80211_CHAN_5GHZ;
 
-	if (wlan_reg_is_dfs_ch(pdev, sap_ctx->channel))
+	sap_ch = wlan_reg_freq_to_chan(pdev, sap_ctx->chan_freq);
+	if (wlan_reg_is_dfs_ch(pdev, sap_ch))
 		ic_flagext |= IEEE80211_CHAN_DFS;
 
 	QDF_TRACE(QDF_MODULE_ID_SAP, QDF_TRACE_LEVEL_INFO,
@@ -545,16 +549,19 @@ void sap_dfs_set_current_channel(void *ctx)
 	tgt_dfs_set_current_channel(pdev, ic_freq, ic_flags,
 			ic_flagext, ic_ieee, vht_seg0, vht_seg1);
 
-	if (wlan_reg_is_dfs_ch(pdev, sap_ctx->channel)) {
+	if (wlan_reg_is_dfs_ch(pdev, sap_ch)) {
 		if (policy_mgr_concurrent_beaconing_sessions_running(
 		    mac_ctx->psoc)) {
-			uint16_t con_ch;
+			uint16_t con_ch_freq;
 			mac_handle_t handle = MAC_HANDLE(mac_ctx);
 
-			con_ch =
+			con_ch_freq =
 				sme_get_beaconing_concurrent_operation_channel(
 					handle, sap_ctx->sessionId);
-			if (!con_ch || !wlan_reg_is_dfs_ch(pdev, con_ch))
+			if (!con_ch_freq ||
+			    !wlan_reg_is_dfs_ch(pdev,
+						wlan_reg_freq_to_chan(pdev,
+								con_ch_freq)))
 				tgt_dfs_get_radars(pdev);
 		} else {
 			tgt_dfs_get_radars(pdev);
@@ -621,16 +628,6 @@ sap_dfs_is_channel_in_nol_list(struct sap_context *sap_context,
 		return false;
 	}
 
-	/* get the bonded channels */
-	if (channel_number == sap_context->channel && chan_bondState >=
-						PHY_CHANNEL_BONDING_STATE_MAX)
-		num_channels = sap_ch_params_to_bonding_channels(
-					&sap_context->ch_params, channels);
-	else
-		num_channels = sap_get_bonding_channels(sap_context,
-					channel_number, channels,
-					MAX_BONDED_CHANNELS, chan_bondState);
-
 	pdev = mac_ctx->pdev;
 	if (!pdev) {
 		QDF_TRACE(QDF_MODULE_ID_SAP, QDF_TRACE_LEVEL_ERROR,
@@ -638,6 +635,17 @@ sap_dfs_is_channel_in_nol_list(struct sap_context *sap_context,
 		return false;
 	}
 
+	/* get the bonded channels */
+	if ((channel_number == wlan_reg_freq_to_chan(pdev,
+						     sap_context->chan_freq)) &&
+	     chan_bondState >= PHY_CHANNEL_BONDING_STATE_MAX)
+		num_channels = sap_ch_params_to_bonding_channels(
+					&sap_context->ch_params, channels);
+	else
+		num_channels = sap_get_bonding_channels(sap_context,
+					channel_number, channels,
+					MAX_BONDED_CHANNELS, chan_bondState);
+
 	/* check for NOL, first on will break the loop */
 	for (i = 0; i < num_channels; i++) {
 		ch_state = wlan_reg_get_channel_state(pdev, channels[i]);
@@ -681,8 +689,9 @@ sap_chan_bond_dfs_sub_chan(struct sap_context *sap_context,
 		return true;
 
 	/* get the bonded channels */
-	if (channel_number == sap_context->channel && bond_state >=
-						PHY_CHANNEL_BONDING_STATE_MAX)
+	if ((channel_number == wlan_reg_freq_to_chan(pdev,
+						     sap_context->chan_freq)) &&
+	    bond_state >= PHY_CHANNEL_BONDING_STATE_MAX)
 		num_channels = sap_ch_params_to_bonding_channels(
 					&sap_context->ch_params, channels);
 	else
@@ -726,6 +735,7 @@ sap_validate_chan(struct sap_context *sap_context,
 	uint32_t sta_sap_bit_mask = QDF_STA_MASK | QDF_SAP_MASK;
 	uint32_t concurrent_state;
 	bool go_force_scc;
+	uint8_t sap_ch;
 
 	mac_handle = cds_get_context(QDF_MODULE_ID_SME);
 	mac_ctx = MAC_CONTEXT(mac_handle);
@@ -736,7 +746,7 @@ sap_validate_chan(struct sap_context *sap_context,
 		return QDF_STATUS_E_FAULT;
 	}
 
-	if (!sap_context->channel) {
+	if (!sap_context->chan_freq) {
 		QDF_TRACE(QDF_MODULE_ID_SAP, QDF_TRACE_LEVEL_ERROR,
 			  FL("Invalid channel"));
 		return QDF_STATUS_E_FAILURE;
@@ -746,13 +756,13 @@ sap_validate_chan(struct sap_context *sap_context,
 	    (wlan_vdev_mlme_get_opmode(sap_context->vdev) == QDF_P2P_GO_MODE))
 		goto validation_done;
 
+	sap_ch = wlan_reg_freq_to_chan(mac_ctx->pdev, sap_context->chan_freq);
 	concurrent_state = policy_mgr_get_concurrency_mode(mac_ctx->psoc);
 	if (policy_mgr_concurrent_beaconing_sessions_running(mac_ctx->psoc) ||
 	    ((concurrent_state & sta_sap_bit_mask) == sta_sap_bit_mask) ||
 	    ((concurrent_state & sta_go_bit_mask) == sta_go_bit_mask)) {
 #ifdef FEATURE_WLAN_STA_AP_MODE_DFS_DISABLE
-		if (wlan_reg_is_dfs_ch(mac_ctx->pdev,
-				       sap_context->channel)) {
+		if (wlan_reg_is_dfs_ch(mac_ctx->pdev, sap_ch)) {
 			QDF_TRACE(QDF_MODULE_ID_SAP, QDF_TRACE_LEVEL_WARN,
 				  FL("DFS not supported in STA_AP Mode"));
 			return QDF_STATUS_E_ABORTED;
@@ -763,11 +773,11 @@ sap_validate_chan(struct sap_context *sap_context,
 					QDF_MCC_TO_SCC_SWITCH_DISABLE) {
 			QDF_TRACE(QDF_MODULE_ID_SAP, QDF_TRACE_LEVEL_INFO,
 				FL("check for overlap: chan:%d mode:%d"),
-				sap_context->channel,
+				sap_ch,
 				sap_context->csr_roamProfile.phyMode);
 			con_ch = sme_check_concurrent_channel_overlap(
 					mac_handle,
-					sap_context->channel,
+					sap_ch,
 					sap_context->csr_roamProfile.phyMode,
 					sap_context->cc_switch_mode);
 			QDF_TRACE(QDF_MODULE_ID_SAP, QDF_TRACE_LEVEL_DEBUG,
@@ -778,7 +788,7 @@ sap_validate_chan(struct sap_context *sap_context,
 				if (QDF_IS_STATUS_ERROR(
 					policy_mgr_valid_sap_conc_channel_check(
 						mac_ctx->psoc, &con_ch,
-						sap_context->channel,
+						sap_ch,
 						sap_context->sessionId))) {
 					QDF_TRACE(QDF_MODULE_ID_SAP,
 						QDF_TRACE_LEVEL_WARN,
@@ -801,11 +811,13 @@ sap_validate_chan(struct sap_context *sap_context,
 			      sta_sap_scc_on_dfs_chan)) {
 				QDF_TRACE(QDF_MODULE_ID_SAP,
 					QDF_TRACE_LEVEL_ERROR,
-					"%s: Override ch %d to %d due to CC Intf",
-					__func__, sap_context->channel, con_ch);
-				sap_context->channel = con_ch;
+					"%s: Override ch freq %d to %d due to CC Intf",
+					__func__, sap_context->chan_freq,
+					con_ch);
+				sap_context->chan_freq = wlan_reg_chan_to_freq(
+							mac_ctx->pdev, con_ch);
 				wlan_reg_set_channel_params(mac_ctx->pdev,
-						sap_context->channel, 0,
+						con_ch, 0,
 						&sap_context->ch_params);
 			}
 		}
@@ -813,8 +825,9 @@ sap_validate_chan(struct sap_context *sap_context,
 	}
 validation_done:
 	QDF_TRACE(QDF_MODULE_ID_SAP, QDF_TRACE_LEVEL_INFO_HIGH,
-		  FL("for configured channel, Ch= %d"),
-		  sap_context->channel);
+		  FL("for configured channel, Ch_freq = %d"),
+		  sap_context->chan_freq);
+	sap_ch = wlan_reg_freq_to_chan(mac_ctx->pdev, sap_context->chan_freq);
 	if (check_for_connection_update) {
 		/* This wait happens in the hostapd context. The event
 		 * is set in the MC thread context.
@@ -823,7 +836,7 @@ validation_done:
 		policy_mgr_update_and_wait_for_connection_update(
 				mac_ctx->psoc,
 				sap_context->sessionId,
-				sap_context->channel,
+				sap_ch,
 				POLICY_MGR_UPDATE_REASON_START_AP);
 		if (QDF_IS_STATUS_ERROR(qdf_status))
 			return qdf_status;
@@ -832,8 +845,8 @@ validation_done:
 	if (pre_start_bss) {
 		QDF_TRACE(QDF_MODULE_ID_SAP, QDF_TRACE_LEVEL_INFO,
 			  FL("ACS end due to Ch override. Sel Ch = %d"),
-			  sap_context->channel);
-		sap_context->acs_cfg->pri_ch = sap_context->channel;
+			  sap_ch);
+		sap_context->acs_cfg->pri_ch = sap_ch;
 		sap_context->acs_cfg->ch_width =
 					 sap_context->ch_width_orig;
 		sap_config_acs_result(mac_handle, sap_context, 0);
@@ -857,7 +870,7 @@ QDF_STATUS sap_channel_sel(struct sap_context *sap_context)
 	uint8_t num_of_channels = 0;
 #endif
 	mac_handle_t mac_handle;
-	uint8_t con_ch;
+	uint32_t con_ch_freq;
 	uint8_t vdev_id;
 	uint32_t scan_id;
 	uint8_t *self_mac;
@@ -876,7 +889,7 @@ QDF_STATUS sap_channel_sel(struct sap_context *sap_context)
 			  FL("Invalid MAC context"));
 		return QDF_STATUS_E_FAILURE;
 	}
-	if (sap_context->channel)
+	if (sap_context->chan_freq)
 		return sap_validate_chan(sap_context, true, false);
 
 	if (sap_context->freq_list) {
@@ -899,10 +912,10 @@ QDF_STATUS sap_channel_sel(struct sap_context *sap_context)
 	     policy_mgr_mode_specific_connection_count(mac_ctx->psoc,
 						       PM_P2P_GO_MODE,
 						       NULL)))) {
-		con_ch = sme_get_beaconing_concurrent_operation_channel(
+		con_ch_freq = sme_get_beaconing_concurrent_operation_channel(
 					mac_handle, sap_context->sessionId);
 #ifdef FEATURE_WLAN_STA_AP_MODE_DFS_DISABLE
-		if (con_ch)
+		if (con_ch_freq)
 			sap_context->dfs_ch_disable = true;
 #endif
 	}
@@ -973,16 +986,18 @@ QDF_STATUS sap_channel_sel(struct sap_context *sap_context)
 				  FL("scan request  fail %d!!!"),
 				  qdf_ret_status);
 			QDF_TRACE(QDF_MODULE_ID_SAP, QDF_TRACE_LEVEL_INFO_HIGH,
-				  FL("SAP Configuring default channel, Ch=%d"),
-				  sap_context->channel);
-			sap_context->channel = sap_select_default_oper_chan(
+				  FL("SAP Configuring default ch, Ch_freq=%d"),
+				  sap_context->chan_freq);
+			sap_context->chan_freq = sap_select_default_oper_chan(
 					sap_context->acs_cfg);
+			sap_context->chan_freq = wlan_reg_chan_to_freq(
+							mac_ctx->pdev,
+							sap_context->chan_freq);
 
 #ifdef SOFTAP_CHANNEL_RANGE
 			if (sap_context->freq_list) {
-				sap_context->channel =
-					wlan_reg_freq_to_chan(mac_ctx->pdev,
-						     sap_context->freq_list[0]);
+				sap_context->chan_freq =
+					sap_context->freq_list[0];
 				qdf_mem_free(sap_context->freq_list);
 				sap_context->freq_list = NULL;
 				sap_context->num_of_channel = 0;
@@ -997,9 +1012,9 @@ QDF_STATUS sap_channel_sel(struct sap_context *sap_context)
 			goto release_vdev_ref;
 		} else {
 			QDF_TRACE(QDF_MODULE_ID_SAP, QDF_TRACE_LEVEL_INFO_HIGH,
-				 FL("return sme_ScanReq, scanID=%d, Ch=%d"),
+				  FL("return ScanReq, scanID=%d, Ch_freq=%d"),
 				 scan_id,
-				 sap_context->channel);
+				 sap_context->chan_freq);
 			host_log_acs_scan_start(scan_id, vdev_id);
 		}
 #ifdef FEATURE_WLAN_AP_AP_ACS_OPTIMIZE
@@ -1025,8 +1040,8 @@ QDF_STATUS sap_channel_sel(struct sap_context *sap_context)
 	 * channel cannot advance state machine here as said above
 	 */
 	QDF_TRACE(QDF_MODULE_ID_SAP, QDF_TRACE_LEVEL_INFO_HIGH,
-		  FL("Channel: %d"),
-		  sap_context->channel);
+		  FL("Channel freq: %d"),
+		  sap_context->chan_freq);
 
 	qdf_ret_status = QDF_STATUS_SUCCESS;
 
@@ -1072,7 +1087,7 @@ static QDF_STATUS sap_clear_global_dfs_param(mac_handle_t mac_handle)
 	struct sap_context *sap_ctx;
 
 	sap_ctx = sap_find_valid_concurrent_session(mac_handle);
-	if (sap_ctx && WLAN_REG_IS_5GHZ_CH(sap_ctx->channel)) {
+	if (sap_ctx && WLAN_REG_IS_5GHZ_CH_FREQ(sap_ctx->chan_freq)) {
 		QDF_TRACE(QDF_MODULE_ID_SAP, QDF_TRACE_LEVEL_DEBUG,
 			  "conc session exists, no need to clear dfs struct");
 		return QDF_STATUS_SUCCESS;
@@ -1492,7 +1507,9 @@ QDF_STATUS sap_signal_hdd_event(struct sap_context *sap_ctx,
 			  FL("(eSAP_START_BSS_EVENT): staId = %d"),
 			  bss_complete->staId);
 
-		bss_complete->operatingChannel = (uint8_t) sap_ctx->channel;
+		bss_complete->operatingChannel = wlan_reg_freq_to_chan(
+							mac_ctx->pdev,
+							sap_ctx->chan_freq);
 		bss_complete->ch_width = sap_ctx->ch_params.ch_width;
 		break;
 	case eSAP_DFS_CAC_START:
@@ -1750,17 +1767,21 @@ QDF_STATUS sap_signal_hdd_event(struct sap_context *sap_ctx,
 		 * Reconfig ACS result info. For DFS AP-AP Mode Sec AP ACS
 		 * follows pri AP
 		 */
-		sap_ctx->acs_cfg->pri_ch = sap_ctx->channel;
+		sap_ctx->acs_cfg->pri_ch = wlan_reg_freq_to_chan(mac_ctx->pdev,
+							sap_ctx->chan_freq);
 		sap_ctx->acs_cfg->ch_width =
 				sap_ctx->csr_roamProfile.ch_params.ch_width;
 		sap_config_acs_result(MAC_HANDLE(mac_ctx), sap_ctx,
-				      sap_ctx->secondary_ch);
+				      wlan_reg_freq_to_chan(mac_ctx->pdev,
+							sap_ctx->sec_ch_freq));
 
 		sap_ap_event.sapHddEventCode = eSAP_CHANNEL_CHANGE_EVENT;
 
 		acs_selected = &sap_ap_event.sapevt.sap_ch_selected;
-		acs_selected->pri_ch = sap_ctx->channel;
-		acs_selected->ht_sec_ch = sap_ctx->secondary_ch;
+		acs_selected->pri_ch = wlan_reg_freq_to_chan(mac_ctx->pdev,
+							sap_ctx->chan_freq);
+		acs_selected->ht_sec_ch = wlan_reg_freq_to_chan(mac_ctx->pdev,
+							sap_ctx->sec_ch_freq);
 		acs_selected->ch_width =
 			sap_ctx->csr_roamProfile.ch_params.ch_width;
 		acs_selected->vht_seg0_center_ch =
@@ -1792,9 +1813,9 @@ QDF_STATUS sap_signal_hdd_event(struct sap_context *sap_ctx,
 	case eSAP_STOP_BSS_DUE_TO_NO_CHNL:
 		sap_ap_event.sapHddEventCode = eSAP_STOP_BSS_DUE_TO_NO_CHNL;
 		QDF_TRACE(QDF_MODULE_ID_SAP, QDF_TRACE_LEVEL_DEBUG,
-			  FL("stopping session_id:%d, bssid:%pM, channel:%d"),
+			  FL("stopping session_id:%d, bssid:%pM, chan_freq:%d"),
 			     sap_ctx->sessionId, sap_ctx->self_mac_addr,
-			     sap_ctx->channel);
+			     sap_ctx->chan_freq);
 		break;
 
 	case eSAP_CHANNEL_CHANGE_RESP:
@@ -2081,8 +2102,8 @@ static QDF_STATUS sap_cac_end_notify(mac_handle_t mac_handle,
 			 * (both without substates)
 			 */
 			QDF_TRACE(QDF_MODULE_ID_SAP, QDF_TRACE_LEVEL_INFO_MED,
-				  "sapdfs: channel[%d] from state %s => %s",
-				  sap_context->channel, "SAP_STARTING",
+				  "sapdfs: chan_freq[%d] from state %s => %s",
+				  sap_context->chan_freq, "SAP_STARTING",
 				  "SAP_STARTED");
 
 			sap_context->fsm_state = SAP_STARTED;
@@ -2133,8 +2154,10 @@ static QDF_STATUS sap_goto_starting(struct sap_context *sap_ctx,
 	QDF_STATUS qdf_status = QDF_STATUS_E_FAILURE;
 	bool b_leak_chan = false;
 	uint8_t temp_chan;
+	uint8_t sap_chan;
 
-	temp_chan = sap_ctx->channel;
+	sap_chan = wlan_reg_freq_to_chan(mac_ctx->pdev, sap_ctx->chan_freq);
+	temp_chan = sap_chan;
 	utils_dfs_mark_leaking_ch(mac_ctx->pdev,
 				  sap_ctx->ch_params.ch_width,
 				  1, &temp_chan);
@@ -2143,12 +2166,12 @@ static QDF_STATUS sap_goto_starting(struct sap_context *sap_ctx,
 	 * if selelcted channel has leakage to channels
 	 * in NOL, the temp_chan will be reset
 	 */
-	b_leak_chan = (temp_chan != sap_ctx->channel);
+	b_leak_chan = (temp_chan != sap_chan);
 	/*
 	 * check if channel is in DFS_NOL or if the channel
 	 * has leakage to the channels in NOL
 	 */
-	if (sap_dfs_is_channel_in_nol_list(sap_ctx, sap_ctx->channel,
+	if (sap_dfs_is_channel_in_nol_list(sap_ctx, sap_chan,
 					   PHY_CHANNEL_BONDING_STATE_MAX) ||
 	    b_leak_chan) {
 		uint8_t ch;
@@ -2167,13 +2190,13 @@ static QDF_STATUS sap_goto_starting(struct sap_context *sap_ctx,
 		}
 
 		QDF_TRACE(QDF_MODULE_ID_SAP, QDF_TRACE_LEVEL_INFO_HIGH,
-			  FL("channel %d is in NOL, Start Bss on new chan %d"),
-			  sap_ctx->channel, ch);
+			  FL("ch_freq %d is in NOL, Start Bss on new chan %d"),
+			  sap_ctx->chan_freq, ch);
 
-		sap_ctx->channel = ch;
-		wlan_reg_set_channel_params(mac_ctx->pdev,
-					    sap_ctx->channel,
-					    sap_ctx->secondary_ch,
+		sap_ctx->chan_freq = wlan_reg_chan_to_freq(mac_ctx->pdev, ch);
+		wlan_reg_set_channel_params(mac_ctx->pdev, ch,
+					    wlan_reg_freq_to_chan(mac_ctx->pdev,
+							sap_ctx->sec_ch_freq),
 					    &sap_ctx->ch_params);
 	}
 
@@ -2184,24 +2207,26 @@ static QDF_STATUS sap_goto_starting(struct sap_context *sap_ctx,
 	 * override AP2 ACS scan result with AP1 DFS channel
 	 */
 	if (policy_mgr_concurrent_beaconing_sessions_running(mac_ctx->psoc)) {
+		uint32_t con_ch_freq;
 		uint16_t con_ch;
 
-		con_ch = sme_get_beaconing_concurrent_operation_channel(
+		con_ch_freq = sme_get_beaconing_concurrent_operation_channel(
 				mac_handle, sap_ctx->sessionId);
+		con_ch = wlan_reg_freq_to_chan(mac_ctx->pdev, con_ch_freq);
 		/* Overwrite second AP's channel with first only when:
 		 * 1. If operating mode is single mac
 		 * 2. or if 2nd AP is coming up on 5G band channel
 		 */
 		if ((!policy_mgr_is_hw_dbs_capable(mac_ctx->psoc) ||
-		     WLAN_REG_IS_5GHZ_CH(sap_ctx->channel)) &&
+		     WLAN_REG_IS_5GHZ_CH_FREQ(sap_ctx->chan_freq)) &&
 		     con_ch && wlan_reg_is_dfs_ch(mac_ctx->pdev, con_ch)) {
-			sap_ctx->channel = con_ch;
+			sap_ctx->chan_freq = con_ch_freq;
 			wlan_reg_set_channel_params(mac_ctx->pdev,
-						    sap_ctx->channel, 0,
+						    con_ch, 0,
 						    &sap_ctx->ch_params);
 		}
 	}
-	if (sap_ctx->channel > 14 &&
+	if (WLAN_REG_IS_5GHZ_CH_FREQ(sap_ctx->chan_freq) &&
 	    (sap_ctx->csr_roamProfile.phyMode == eCSR_DOT11_MODE_11g ||
 	     sap_ctx->csr_roamProfile.phyMode ==
 					eCSR_DOT11_MODE_11g_ONLY))
@@ -2221,9 +2246,7 @@ static QDF_STATUS sap_goto_starting(struct sap_context *sap_ctx,
 					1;
 	sap_ctx->csr_roamProfile.ChannelInfo.freq_list =
 		&sap_ctx->csr_roamProfile.op_freq;
-	sap_ctx->csr_roamProfile.op_freq =
-			wlan_reg_chan_to_freq(mac_ctx->pdev,
-					      (uint8_t)sap_ctx->channel);
+	sap_ctx->csr_roamProfile.op_freq = sap_ctx->chan_freq;
 
 	sap_ctx->csr_roamProfile.ch_params.ch_width =
 				sap_ctx->ch_params.ch_width;
@@ -2239,8 +2262,8 @@ static QDF_STATUS sap_goto_starting(struct sap_context *sap_ctx,
 	sap_ctx->csr_roamProfile.beacon_tx_rate =
 			sap_ctx->beacon_tx_rate;
 	QDF_TRACE(QDF_MODULE_ID_SAP, QDF_TRACE_LEVEL_INFO_HIGH,
-		  FL("notify hostapd about channel selection: %d"),
-		  sap_ctx->channel);
+		  FL("notify hostapd about chan freq selection: %d"),
+		  sap_ctx->chan_freq);
 	sap_signal_hdd_event(sap_ctx, NULL,
 			     eSAP_CHANNEL_CHANGE_EVENT,
 			     (void *)eSAP_STATUS_SUCCESS);
@@ -2480,6 +2503,7 @@ static QDF_STATUS sap_fsm_state_starting(struct sap_context *sap_ctx,
 	tSapDfsInfo *sap_dfs_info;
 	QDF_STATUS qdf_status = QDF_STATUS_E_FAILURE;
 	uint8_t is_dfs = false;
+	uint8_t sap_chan;
 
 	if (msg == eSAP_MAC_START_BSS_SUCCESS) {
 		/*
@@ -2487,8 +2511,8 @@ static QDF_STATUS sap_fsm_state_starting(struct sap_context *sap_ctx,
 		 * (both without substates)
 		 */
 		QDF_TRACE(QDF_MODULE_ID_SAP, QDF_TRACE_LEVEL_INFO_HIGH,
-			  FL("from state channel = %d %s => %s ch_width %d"),
-			  sap_ctx->channel, "SAP_STARTING", "SAP_STARTED",
+			  FL("from state chan_freq = %d %s => %s ch_width %d"),
+			  sap_ctx->chan_freq, "SAP_STARTING", "SAP_STARTED",
 			  sap_ctx->ch_params.ch_width);
 		sap_ctx->fsm_state = SAP_STARTED;
 
@@ -2496,12 +2520,13 @@ static QDF_STATUS sap_fsm_state_starting(struct sap_context *sap_ctx,
 		qdf_status = sap_signal_hdd_event(sap_ctx, roam_info,
 				eSAP_START_BSS_EVENT,
 				(void *) eSAP_STATUS_SUCCESS);
-
+		sap_chan = wlan_reg_freq_to_chan(mac_ctx->pdev,
+						 sap_ctx->chan_freq);
 		QDF_TRACE(QDF_MODULE_ID_SAP, QDF_TRACE_LEVEL_INFO_HIGH,
 			  FL("ap_ctx->ch_params.ch_width %d, channel %d"),
 			     sap_ctx->ch_params.ch_width,
 			     wlan_reg_get_channel_state(mac_ctx->pdev,
-							sap_ctx->channel));
+							sap_chan));
 
 		/*
 		 * The upper layers have been informed that AP is up and
@@ -2512,7 +2537,7 @@ static QDF_STATUS sap_fsm_state_starting(struct sap_context *sap_ctx,
 			is_dfs = true;
 		} else if (sap_ctx->ch_params.ch_width == CH_WIDTH_80P80MHZ) {
 			if (wlan_reg_get_channel_state(mac_ctx->pdev,
-						sap_ctx->channel) ==
+						       sap_chan) ==
 			    CHANNEL_STATE_DFS ||
 			    wlan_reg_get_channel_state(mac_ctx->pdev,
 				    sap_ctx->ch_params.center_freq_seg1 -
@@ -2521,8 +2546,8 @@ static QDF_STATUS sap_fsm_state_starting(struct sap_context *sap_ctx,
 				is_dfs = true;
 		} else {
 			if (wlan_reg_get_channel_state(mac_ctx->pdev,
-						sap_ctx->channel) ==
-							CHANNEL_STATE_DFS)
+						       sap_chan) ==
+			    CHANNEL_STATE_DFS)
 				is_dfs = true;
 		}
 
@@ -2555,8 +2580,8 @@ static QDF_STATUS sap_fsm_state_starting(struct sap_context *sap_ctx,
 								  mac_handle);
 	} else if (msg == eSAP_OPERATING_CHANNEL_CHANGED) {
 		/* The operating channel has changed, update hostapd */
-		sap_ctx->channel =
-			(uint8_t) mac_ctx->sap.SapDfsInfo.target_channel;
+		sap_ctx->chan_freq = wlan_reg_chan_to_freq(mac_ctx->pdev,
+					mac_ctx->sap.SapDfsInfo.target_channel);
 
 		sap_ctx->fsm_state = SAP_STARTED;
 
@@ -3476,7 +3501,7 @@ uint8_t sap_indicate_radar(struct sap_context *sap_ctx)
 		mac->sap.SapDfsInfo.csaIERequired = true;
 
 	if (mac->mlme_cfg->dfs_cfg.dfs_disable_channel_switch)
-		return sap_ctx->channel;
+		return wlan_reg_freq_to_chan(mac->pdev, sap_ctx->chan_freq);
 
 	/* set the Radar Found flag in SapDfsInfo */
 	mac->sap.SapDfsInfo.sap_radar_found_status = true;
@@ -3546,8 +3571,8 @@ void sap_dfs_cac_timer_callback(void *data)
 	 * CAC Complete, post eSAP_DFS_CHANNEL_CAC_END to sap_fsm
 	 */
 	QDF_TRACE(QDF_MODULE_ID_SAP, QDF_TRACE_LEVEL_INFO_MED,
-			"sapdfs: Sending eSAP_DFS_CHANNEL_CAC_END for target_channel = %d on sapctx[%pK]",
-			sap_ctx->channel, sap_ctx);
+			"sapdfs: Sending eSAP_DFS_CHANNEL_CAC_END for target_chan_freq = %d on sapctx[%pK]",
+			sap_ctx->chan_freq, sap_ctx);
 
 	sap_event.event = eSAP_DFS_CHANNEL_CAC_END;
 	sap_event.params = 0;
@@ -3629,8 +3654,8 @@ static int sap_start_dfs_cac_timer(struct sap_context *sap_ctx)
 	cac_dur = cac_dur / 100;
 #endif
 	QDF_TRACE(QDF_MODULE_ID_SAP, QDF_TRACE_LEVEL_INFO_MED,
-		  "sapdfs: SAP_DFS_CHANNEL_CAC_START on CH-%d, CAC_DUR-%d sec",
-		  sap_ctx->channel, cac_dur / 1000);
+		  "sapdfs: SAP_DFS_CHANNEL_CAC_START on CH freq %d, CAC_DUR-%d sec",
+		  sap_ctx->chan_freq, cac_dur / 1000);
 
 	qdf_mc_timer_init(&mac->sap.SapDfsInfo.sap_dfs_cac_timer,
 			  QDF_TIMER_TYPE_SW,
diff --git a/core/sap/src/sap_internal.h b/core/sap/src/sap_internal.h
index 6e1b13d18433..bb508ea0ab9c 100644
--- a/core/sap/src/sap_internal.h
+++ b/core/sap/src/sap_internal.h
@@ -122,9 +122,9 @@ struct sap_avoid_channels_info {
 
 struct sap_context {
 
-	/* Include the current channel of AP */
-	uint32_t channel;
-	uint32_t secondary_ch;
+	/* Include the current channel frequency of AP */
+	uint32_t chan_freq;
+	uint32_t sec_ch_freq;
 
 	/* Include the SME(CSR) sessionId here */
 	uint8_t sessionId;
diff --git a/core/sap/src/sap_module.c b/core/sap/src/sap_module.c
index b81c9fa88862..bb2e467ad5e5 100644
--- a/core/sap/src/sap_module.c
+++ b/core/sap/src/sap_module.c
@@ -495,7 +495,7 @@ uint16_t wlansap_check_cc_intf(struct sap_context *sap_ctx)
 	}
 	phy_mode = sap_ctx->csr_roamProfile.phyMode;
 	intf_ch = sme_check_concurrent_channel_overlap(MAC_HANDLE(mac),
-						       sap_ctx->channel,
+						       sap_ctx->chan_freq,
 						       phy_mode,
 						       sap_ctx->cc_switch_mode);
 	return intf_ch;
@@ -543,7 +543,7 @@ wlansap_set_scan_acs_channel_params(struct sap_config *config,
 	}
 
 	/* Channel selection is auto or configured */
-	psap_ctx->channel = config->channel;
+	psap_ctx->chan_freq = config->chan_freq;
 	psap_ctx->dfs_mode = config->acs_dfs_mode;
 #ifdef FEATURE_WLAN_MCC_TO_SCC_SWITCH
 	psap_ctx->cc_switch_mode = config->cc_switch_mode;
@@ -563,7 +563,7 @@ wlansap_set_scan_acs_channel_params(struct sap_config *config,
 	psap_ctx->enableOverLapCh = config->enOverLapCh;
 	psap_ctx->acs_cfg = &config->acs_cfg;
 	psap_ctx->ch_width_orig = config->acs_cfg.ch_width;
-	psap_ctx->secondary_ch = config->sec_ch;
+	psap_ctx->sec_ch_freq = config->sec_ch_freq;
 
 	/*
 	 * Set the BSSID to your "self MAC Addr" read
@@ -721,7 +721,7 @@ QDF_STATUS wlansap_start_bss(struct sap_context *sap_ctx,
 	sap_ctx->fsm_state = SAP_INIT;
 
 	/* Channel selection is auto or configured */
-	sap_ctx->channel = config->channel;
+	sap_ctx->chan_freq = config->chan_freq;
 	sap_ctx->dfs_mode = config->acs_dfs_mode;
 	sap_ctx->ch_params.ch_width = config->ch_params.ch_width;
 	sap_ctx->ch_params.center_freq_seg0 =
@@ -748,7 +748,7 @@ QDF_STATUS wlansap_start_bss(struct sap_context *sap_ctx,
 	sap_ctx->user_context = user_context;
 	sap_ctx->enableOverLapCh = config->enOverLapCh;
 	sap_ctx->acs_cfg = &config->acs_cfg;
-	sap_ctx->secondary_ch = config->sec_ch;
+	sap_ctx->sec_ch_freq = config->sec_ch_freq;
 	sap_ctx->dfs_cac_offload = config->dfs_cac_offload;
 	sap_ctx->isCacEndNotified = false;
 	sap_ctx->is_chan_change_inprogress = false;
@@ -1409,7 +1409,7 @@ QDF_STATUS wlansap_set_channel_change_with_csa(struct sap_context *sap_ctx,
 	}
 	QDF_TRACE(QDF_MODULE_ID_SAP, QDF_TRACE_LEVEL_INFO,
 		"%s: sap chan:%d target:%d conn on 5GHz:%d, csa_reason:%s(%d) strict %d vdev %d",
-		__func__, sap_ctx->channel, targetChannel,
+		__func__, sap_ctx->chan_freq, targetChannel,
 		policy_mgr_is_any_mode_active_on_band_along_with_session(
 			mac->psoc, sap_ctx->sessionId, POLICY_MGR_BAND_5),
 			sap_get_csa_reason_str(sap_ctx->csa_reason),
@@ -1421,7 +1421,8 @@ QDF_STATUS wlansap_set_channel_change_with_csa(struct sap_context *sap_ctx,
 	 * Now, validate if the passed channel is valid in the
 	 * current regulatory domain.
 	 */
-	if (sap_ctx->channel != targetChannel &&
+	if (wlan_reg_freq_to_chan(mac->pdev, sap_ctx->chan_freq) !=
+			targetChannel &&
 		((wlan_reg_get_channel_state(mac->pdev, targetChannel) ==
 			CHANNEL_STATE_ENABLE) ||
 		(wlan_reg_get_channel_state(mac->pdev, targetChannel) ==
@@ -1796,22 +1797,22 @@ QDF_STATUS wlan_sap_get_pre_cac_vdev_id(mac_handle_t handle, uint8_t *vdev_id)
 }
 
 void wlansap_get_sec_channel(uint8_t sec_ch_offset,
-			     uint8_t op_channel,
-			     uint8_t *sec_channel)
+			     uint32_t op_chan_freq,
+			     uint32_t *sec_chan_freq)
 {
 	switch (sec_ch_offset) {
 	case LOW_PRIMARY_CH:
-		*sec_channel = op_channel + 4;
+		*sec_chan_freq = op_chan_freq + 20;
 		break;
 	case HIGH_PRIMARY_CH:
-		*sec_channel = op_channel - 4;
+		*sec_chan_freq = op_chan_freq - 20;
 		break;
 	default:
-		*sec_channel = 0;
+		*sec_chan_freq = 0;
 	}
 	QDF_TRACE(QDF_MODULE_ID_SAP, QDF_TRACE_LEVEL_DEBUG,
 		  "%s: sec channel offset %d, sec channel %d",
-		  __func__, sec_ch_offset, *sec_channel);
+		  __func__, sec_ch_offset, *sec_chan_freq);
 }
 
 static void
@@ -1820,26 +1821,27 @@ wlansap_set_cac_required_for_chan(struct mac_context *mac_ctx,
 {
 	bool is_ch_dfs = false;
 	bool cac_required;
+	uint32_t channel;
+
+	channel = wlan_reg_freq_to_chan(mac_ctx->pdev, sap_ctx->chan_freq);
 
 	if (sap_ctx->ch_params.ch_width == CH_WIDTH_160MHZ) {
 		is_ch_dfs = true;
 	} else if (sap_ctx->ch_params.ch_width == CH_WIDTH_80P80MHZ) {
-		if ((wlan_reg_get_channel_state(mac_ctx->pdev,
-						sap_ctx->channel) ==
+		if ((wlan_reg_get_channel_state(mac_ctx->pdev, channel) ==
 						CHANNEL_STATE_DFS) ||
 		    (wlan_reg_get_channel_state(mac_ctx->pdev,
 					sap_ctx->ch_params.center_freq_seg1 -
 					SIR_80MHZ_START_CENTER_CH_DIFF) ==
 					CHANNEL_STATE_DFS))
 			is_ch_dfs = true;
-	} else if (wlan_reg_get_channel_state(mac_ctx->pdev,
-					      sap_ctx->channel) ==
+	} else if (wlan_reg_get_channel_state(mac_ctx->pdev, channel) ==
 					      CHANNEL_STATE_DFS) {
 		is_ch_dfs = true;
 	}
 	QDF_TRACE(QDF_MODULE_ID_SAP, QDF_TRACE_LEVEL_DEBUG,
 		  "%s: vdev id %d chan %d is_ch_dfs %d pre_cac_complete %d ignore_cac %d cac_state %d",
-		  __func__, sap_ctx->sessionId, sap_ctx->channel, is_ch_dfs,
+		  __func__, sap_ctx->sessionId, channel, is_ch_dfs,
 		  sap_ctx->pre_cac_complete, mac_ctx->sap.SapDfsInfo.ignore_cac,
 		  mac_ctx->sap.SapDfsInfo.cac_state);
 
@@ -1916,9 +1918,10 @@ QDF_STATUS wlansap_channel_change_request(struct sap_context *sap_ctx,
 	/* Update the channel as this will be used to
 	 * send event to supplicant
 	 */
-	sap_ctx->channel = target_channel;
-	wlansap_get_sec_channel(ch_params->sec_ch_offset, target_channel,
-				(uint8_t *)(&sap_ctx->secondary_ch));
+	sap_ctx->chan_freq = wlan_reg_chan_to_freq(mac_ctx->pdev,
+						   target_channel);
+	wlansap_get_sec_channel(ch_params->sec_ch_offset, sap_ctx->chan_freq,
+				&sap_ctx->sec_ch_freq);
 	sap_ctx->csr_roamProfile.ch_params.ch_width = ch_params->ch_width;
 	sap_ctx->csr_roamProfile.ch_params.sec_ch_offset =
 						ch_params->sec_ch_offset;
@@ -1935,8 +1938,8 @@ QDF_STATUS wlansap_channel_change_request(struct sap_context *sap_ctx,
 					     &sap_ctx->csr_roamProfile);
 
 	QDF_TRACE(QDF_MODULE_ID_SAP, QDF_TRACE_LEVEL_INFO,
-		"%s: chan:%d phy_mode %d width:%d offset:%d seg0:%d seg1:%d",
-		__func__, sap_ctx->channel, phy_mode, ch_params->ch_width,
+		"%s: chan_freq:%d phy_mode %d width:%d offset:%d seg0:%d seg1:%d",
+		__func__, sap_ctx->chan_freq, phy_mode, ch_params->ch_width,
 		ch_params->sec_ch_offset, ch_params->center_freq_seg0,
 		ch_params->center_freq_seg1);
 
@@ -2057,7 +2060,7 @@ bool sap_is_auto_channel_select(struct sap_context *sapcontext)
 			"%s: Invalid SAP pointer", __func__);
 		return false;
 	}
-	return sapcontext->channel == AUTO_CHANNEL_SELECT;
+	return sapcontext->chan_freq == AUTO_CHANNEL_SELECT;
 }
 
 #ifdef FEATURE_AP_MCC_CH_AVOIDANCE
@@ -2585,8 +2588,8 @@ QDF_STATUS wlansap_acs_chselect(struct sap_context *sap_context,
 		QDF_TRACE(QDF_MODULE_ID_SAP, QDF_TRACE_LEVEL_ERROR,
 			FL("Scan Req Failed/ACS Overridden"));
 		QDF_TRACE(QDF_MODULE_ID_SAP, QDF_TRACE_LEVEL_ERROR,
-			FL("Selected channel = %d"),
-			sap_context->channel);
+			FL("Selected channel frequency = %d"),
+			sap_context->chan_freq);
 
 		return sap_signal_hdd_event(sap_context, NULL,
 				eSAP_ACS_CHANNEL_SELECTED,
diff --git a/core/sme/inc/csr_internal.h b/core/sme/inc/csr_internal.h
index 1c49395825ec..43bb86045834 100644
--- a/core/sme/inc/csr_internal.h
+++ b/core/sme/inc/csr_internal.h
@@ -933,7 +933,7 @@ uint8_t csr_get_concurrent_operation_channel(struct mac_context *mac_ctx);
 
 /**
  * csr_get_beaconing_concurrent_channel() - To get concurrent operating channel
- * of beaconing interface
+ * frequency of beaconing interface
  * @mac_ctx: Pointer to mac context
  * @vdev_id_to_skip: channel of which vdev id to skip
  *
@@ -941,10 +941,10 @@ uint8_t csr_get_concurrent_operation_channel(struct mac_context *mac_ctx);
  * and will skip the channel of vdev_id_to_skip.
  * If other no reqested mode is active it will return 0
  *
- * Return: uint8_t
+ * Return: uint32_t
  */
-uint8_t csr_get_beaconing_concurrent_channel(struct mac_context *mac_ctx,
-						 uint8_t vdev_id_to_skip);
+uint32_t csr_get_beaconing_concurrent_channel(struct mac_context *mac_ctx,
+					      uint8_t vdev_id_to_skip);
 
 #ifdef FEATURE_WLAN_MCC_TO_SCC_SWITCH
 uint16_t csr_check_concurrent_channel_overlap(
diff --git a/core/sme/inc/sme_api.h b/core/sme/inc/sme_api.h
index 6b50f49b7494..4bfbd480c54b 100644
--- a/core/sme/inc/sme_api.h
+++ b/core/sme/inc/sme_api.h
@@ -724,7 +724,7 @@ QDF_STATUS sme_configure_app_type2_params(mac_handle_t mac_handle,
 #endif
 /**
  * sme_get_beaconing_concurrent_operation_channel() - To get concurrent
- * operating channel of beaconing interface
+ * operating channel frequency of beaconing interface
  * @mac_handle: Pointer to mac context
  * @vdev_id_to_skip: channel of which vdev id to skip
  *
@@ -732,13 +732,13 @@ QDF_STATUS sme_configure_app_type2_params(mac_handle_t mac_handle,
  * and will skip the channel of vdev_id_to_skip.
  * If other no reqested mode is active it will return 0
  *
- * Return: uint8_t
+ * Return: uint32_t
  */
-uint8_t sme_get_beaconing_concurrent_operation_channel(mac_handle_t mac_handle,
+uint32_t sme_get_beaconing_concurrent_operation_channel(mac_handle_t mac_handle,
 						       uint8_t vdev_id_to_skip);
 #ifdef FEATURE_WLAN_MCC_TO_SCC_SWITCH
 uint16_t sme_check_concurrent_channel_overlap(mac_handle_t mac_handle,
-					      uint16_t sap_ch,
+					      uint16_t sap_ch_freq,
 					      eCsrPhyMode sapPhyMode,
 					      uint8_t cc_switch_mode);
 #endif
diff --git a/core/sme/src/common/sme_api.c b/core/sme/src/common/sme_api.c
index a31acb8e146c..7e2ca9b939c6 100644
--- a/core/sme/src/common/sme_api.c
+++ b/core/sme/src/common/sme_api.c
@@ -5063,29 +5063,29 @@ QDF_STATUS sme_configure_app_type2_params(mac_handle_t mac_handle,
 }
 #endif
 
-uint8_t sme_get_beaconing_concurrent_operation_channel(mac_handle_t mac_handle,
-						       uint8_t vdev_id_to_skip)
+uint32_t sme_get_beaconing_concurrent_operation_channel(mac_handle_t mac_handle,
+							uint8_t vdev_id_to_skip)
 {
 	QDF_STATUS status = QDF_STATUS_E_FAILURE;
 	struct mac_context *mac = MAC_CONTEXT(mac_handle);
-	uint8_t channel = 0;
+	uint32_t chan_freq = 0;
 
 	status = sme_acquire_global_lock(&mac->sme);
 	if (QDF_IS_STATUS_SUCCESS(status)) {
 
-		channel = csr_get_beaconing_concurrent_channel(mac,
+		chan_freq = csr_get_beaconing_concurrent_channel(mac,
 							       vdev_id_to_skip);
-		sme_info("Other Concurrent Channel: %d skipped vdev_id %d",
-			 channel, vdev_id_to_skip);
+		sme_info("Other Concurrent Chan_freq: %d skipped vdev_id %d",
+			 chan_freq, vdev_id_to_skip);
 		sme_release_global_lock(&mac->sme);
 	}
 
-	return channel;
+	return chan_freq;
 }
 
 #ifdef FEATURE_WLAN_MCC_TO_SCC_SWITCH
 uint16_t sme_check_concurrent_channel_overlap(mac_handle_t mac_handle,
-					      uint16_t sap_ch,
+					      uint16_t sap_ch_freq,
 					      eCsrPhyMode sapPhyMode,
 					      uint8_t cc_switch_mode)
 {
@@ -5095,10 +5095,12 @@ uint16_t sme_check_concurrent_channel_overlap(mac_handle_t mac_handle,
 
 	status = sme_acquire_global_lock(&mac->sme);
 	if (QDF_IS_STATUS_SUCCESS(status)) {
-		channel =
-			csr_check_concurrent_channel_overlap(mac, sap_ch,
-								sapPhyMode,
-							     cc_switch_mode);
+		channel = csr_check_concurrent_channel_overlap(mac,
+							wlan_reg_freq_to_chan(
+								mac->pdev,
+								sap_ch_freq),
+							sapPhyMode,
+							cc_switch_mode);
 		sme_release_global_lock(&mac->sme);
 	}
 
diff --git a/core/sme/src/csr/csr_util.c b/core/sme/src/csr/csr_util.c
index 2034f94c0830..4ade261c7987 100644
--- a/core/sme/src/csr/csr_util.c
+++ b/core/sme/src/csr/csr_util.c
@@ -741,7 +741,7 @@ uint8_t csr_get_concurrent_operation_channel(struct mac_context *mac_ctx)
 	return 0;
 }
 
-uint8_t csr_get_beaconing_concurrent_channel(struct mac_context *mac_ctx,
+uint32_t csr_get_beaconing_concurrent_channel(struct mac_context *mac_ctx,
 					     uint8_t vdev_id_to_skip)
 {
 	struct csr_roam_session *session = NULL;
@@ -761,9 +761,7 @@ uint8_t csr_get_beaconing_concurrent_channel(struct mac_context *mac_ctx,
 		     (persona == QDF_SAP_MODE)) &&
 		     (session->connectState !=
 		      eCSR_ASSOC_STATE_TYPE_NOT_CONNECTED))
-			return wlan_reg_freq_to_chan(
-					mac_ctx->pdev,
-					session->connectedProfile.op_freq);
+			return session->connectedProfile.op_freq;
 	}
 
 	return 0;