qcacld-3.0: Add changes to send WMI_CHAN_LIST_CMD in connection mgr

Add changes to send WMI_CHAN_LIST_CMD in connection mgr

Change-Id: I79f96c400314be4e8a0b1aad5ecfe04e638d552d
CRs-Fixed: 2768812

components/mlme/dispatcher/inc/wlan_mlme_public_struct.h

@@ -1579,7 +1579,6 @@ struct fw_scan_channels {
  * @rssi_threshold_offset_5g:       Lookup threshold offset for 5G band
  * @early_stop_scan_min_threshold:  Set early stop scan min
  * @early_stop_scan_max_threshold:  Set early stop scan max
- * @first_scan_bucket_threshold:    Set first scan bucket
  * @roam_dense_traffic_threshold:   Dense traffic threshold
  * @roam_dense_rssi_thre_offset:    Sets dense roam RSSI threshold diff
  * @roam_dense_min_aps:             Sets minimum number of AP for dense roam
@@ -1691,7 +1690,6 @@ struct wlan_mlme_lfr_cfg {
 	uint8_t rssi_threshold_offset_5g;
 	uint8_t early_stop_scan_min_threshold;
 	uint8_t early_stop_scan_max_threshold;
-	uint8_t first_scan_bucket_threshold;
 	uint32_t roam_dense_traffic_threshold;
 	uint32_t roam_dense_rssi_thre_offset;
 	uint32_t roam_dense_min_aps;

components/target_if/connection_mgr/src/target_if_cm_roam_offload.c

@@ -845,6 +845,22 @@ static QDF_STATUS target_if_cm_roam_scan_rssi_change_cmd(
 							     params);
 }
 
+/**
+ * target_if_cm_roam_offload_chan_list  - Send WMI_ROAM_CHAN_LIST command to
+ * firmware
+ * @wmi_handle: Pointer to wmi handle
+ * @rso_chan_info: RSO channel list info
+ *
+ * Return: QDF_STATUS
+ */
+static QDF_STATUS target_if_cm_roam_offload_chan_list(
+		wmi_unified_t wmi_handle,
+		struct wlan_roam_scan_channel_list *rso_chan_info)
+{
+	return wmi_unified_roam_scan_offload_chan_list_cmd(wmi_handle,
+							   rso_chan_info);
+}
+
 /**
  * target_if_cm_roam_send_start() - Send roam start related commands
  * to wmi
@@ -913,6 +929,14 @@ target_if_cm_roam_send_start(struct wlan_objmgr_vdev *vdev,
 	if (QDF_IS_STATUS_ERROR(status))
 		goto end;
 
+	status = target_if_cm_roam_offload_chan_list(wmi_handle,
+						     &req->rso_chan_info);
+	if (QDF_IS_STATUS_ERROR(status)) {
+		target_if_err("vdev:%d Send channel list command failed",
+			      req->rso_chan_info.vdev_id);
+		goto end;
+	}
+
 	if (wmi_service_enabled(wmi_handle, wmi_service_mawc_support)) {
 		status = target_if_cm_roam_scan_mawc_params(wmi_handle,
 							    &req->mawc_params);
@@ -1041,6 +1065,14 @@ target_if_cm_roam_send_stop(struct wlan_objmgr_vdev *vdev,
 			mode = WMI_ROAM_SCAN_MODE_NONE;
 	}
 
+	status = target_if_cm_roam_scan_offload_mode(wmi_handle,
+						     &req->rso_config);
+	if (QDF_IS_STATUS_ERROR(status)) {
+		target_if_err("vdev:%d Send RSO mode cmd failed",
+			      req->rso_config.vdev_id);
+		goto end;
+	}
+
 	/*
 	 * After sending the roam scan mode because of a disconnect,
 	 * clear the scan bitmap client as well by sending
@@ -1112,6 +1144,14 @@ target_if_cm_roam_send_update_config(struct wlan_objmgr_vdev *vdev,
 		goto end;
 	}
 
+	status = target_if_cm_roam_scan_offload_mode(wmi_handle,
+						     &req->rso_config);
+	if (QDF_IS_STATUS_ERROR(status)) {
+		target_if_err("vdev:%d Send RSO mode cmd failed",
+			      req->rso_config.vdev_id);
+		goto end;
+	}
+
 	status = target_if_cm_roam_scan_filter(wmi_handle,
 					       ROAM_SCAN_OFFLOAD_UPDATE_CFG,
 					       &req->scan_filter_params);
@@ -1149,6 +1189,15 @@ target_if_cm_roam_send_update_config(struct wlan_objmgr_vdev *vdev,
 							&req->profile_params);
 	if (QDF_IS_STATUS_ERROR(status))
 		goto end;
+
+	status = target_if_cm_roam_offload_chan_list(wmi_handle,
+						     &req->rso_chan_info);
+	if (QDF_IS_STATUS_ERROR(status)) {
+		target_if_err("vdev:%d Send channel list command failed",
+			      req->rso_chan_info.vdev_id);
+		goto end;
+	}
+
 	psoc = wlan_vdev_get_psoc(vdev);
 	if (!psoc) {
 		target_if_err("psoc handle is NULL");

components/umac/mlme/connection_mgr/core/src/wlan_cm_roam_offload.c

@@ -816,6 +816,7 @@ cm_roam_switch_to_deinit(struct wlan_objmgr_pdev *pdev,
 	QDF_STATUS status;
 	struct wlan_objmgr_psoc *psoc = wlan_pdev_get_psoc(pdev);
 	enum roam_offload_state cur_state = mlme_get_roam_state(psoc, vdev_id);
+	bool sup_disabled_roam;
 
 	cm_roam_roam_invoke_in_progress(psoc, vdev_id, false);
 
@@ -830,6 +831,27 @@ cm_roam_switch_to_deinit(struct wlan_objmgr_pdev *pdev,
 		cm_roam_switch_to_rso_stop(pdev, vdev_id, reason);
 		break;
 	case WLAN_ROAM_RSO_STOPPED:
+		/*
+		 * When Supplicant disabled roaming is set and roam invoke
+		 * command is received from userspace, fw starts to roam.
+		 * But meanwhile if a disassoc/deauth is received from AP or if
+		 * NB disconnect is initiated while supplicant disabled roam,
+		 * RSO stop with ROAM scan mode as 0 is not sent to firmware
+		 * since the previous state was RSO_STOPPED. This could lead
+		 * to firmware not sending peer unmap event for the current
+		 * AP. To avoid this, if previous RSO stop was sent with
+		 * ROAM scan mode as 4, send RSO stop with Roam scan mode as 0
+		 * and then switch to ROAM_DEINIT.
+		 */
+		sup_disabled_roam =
+			mlme_get_supplicant_disabled_roaming(psoc,
+							     vdev_id);
+		if (sup_disabled_roam) {
+			mlme_err("vdev[%d]: supplicant disabled roam. clear roam scan mode",
+				 vdev_id);
+			cm_roam_switch_to_rso_stop(pdev, vdev_id, reason);
+		}
+
 	case WLAN_ROAM_INIT:
 		break;
 

components/umac/mlme/connection_mgr/dispatcher/inc/wlan_cm_roam_public_struct.h

@@ -1005,6 +1005,22 @@ struct wlan_roam_scan_period_params {
 	uint32_t roam_scan_period_after_inactivity;
 	uint32_t full_scan_period;
 };
+
+#define ROAM_MAX_CHANNELS 80
+/**
+ * wlan_roam_scan_channel_list  - Roam Scan channel list related
+ * parameters
+ * @vdev_id: Vdev id
+ * @chan_count: Channel count
+ * @chan_freq_list: Frequency list pointer
+ * @chan_cache_type: Static or dynamic channel cache
+ */
+struct wlan_roam_scan_channel_list {
+	uint32_t vdev_id;
+	uint8_t chan_count;
+	uint32_t chan_freq_list[ROAM_MAX_CHANNELS];
+	uint8_t chan_cache_type;
+};
 #endif
 
 /**
@@ -1034,6 +1050,7 @@ struct wlan_roam_rssi_change_params {
  * @scan_period_params: roam scan period parameters
  * @rssi_change_params: Roam offload RSSI change parameters
  * @profile_params: ap profile parameters
+ * @rso_chan_info: Roam scan channel list parameters
  * @mawc_params: mawc parameters
  * @scan_filter_params: roam scan filter parameters
  * @btm_config: btm configuration
@@ -1051,6 +1068,7 @@ struct wlan_roam_start_config {
 	struct wlan_roam_scan_offload_params rso_config;
 	struct wlan_roam_rssi_change_params rssi_change_params;
 	struct ap_profile_params profile_params;
+	struct wlan_roam_scan_channel_list rso_chan_info;
 	struct wlan_roam_mawc_params mawc_params;
 	struct wlan_roam_scan_filter_params scan_filter_params;
 	struct wlan_roam_btm_config btm_config;
@@ -1097,6 +1115,7 @@ struct wlan_roam_stop_config {
  * @rssi_change_params: roam scan rssi change parameters
  * @rso_config: roam scan mode configurations
  * @profile_params: ap profile parameters
+ * @rso_chan_info: Roam scan channel list parameters
  * @rssi_params: roam scan rssi threshold parameters
  * @disconnect_params: disconnect params
  * @idle_params: idle params
@@ -1109,6 +1128,7 @@ struct wlan_roam_update_config {
 	struct wlan_roam_rssi_change_params rssi_change_params;
 	struct wlan_roam_scan_offload_params rso_config;
 	struct ap_profile_params profile_params;
+	struct wlan_roam_scan_channel_list rso_chan_info;
 	struct wlan_roam_offload_scan_rssi_params rssi_params;
 	struct wlan_roam_disconnect_params disconnect_params;
 	struct wlan_roam_idle_params idle_params;

components/wmi/inc/wmi_unified_roam_api.h

@@ -330,25 +330,19 @@ QDF_STATUS wmi_unified_roam_scan_offload_cmd(wmi_unified_t wmi_handle,
 					     uint32_t command,
 					     uint32_t vdev_id);
 
+#ifdef ROAM_OFFLOAD_V1
 /**
- * wmi_unified_roam_scan_offload_chan_list_cmd() - set roam offload channel list
+ * wmi_unified_roam_scan_offload_chan_list_cmd  - Roam scan offload channel
+ * list command
  * @wmi_handle: wmi handle
- * @chan_count: channel count
- * @chan_list: channel list
- * @list_type: list type
- * @vdev_id: vdev id
- *
- * Set roam offload channel list.
+ * @rso_ch_info: roam scan offload channel info
  *
- * Return: QDF_STATUS_SUCCESS on success and QDF_STATUS_E_FAILURE for failure
+ * Return: QDF_STATUS
  */
 QDF_STATUS
 wmi_unified_roam_scan_offload_chan_list_cmd(wmi_unified_t wmi_handle,
-					    uint8_t chan_count,
-					    uint32_t *chan_list,
-					    uint8_t list_type,
-					    uint32_t vdev_id);
-#ifdef ROAM_OFFLOAD_V1
+			struct wlan_roam_scan_channel_list *rso_ch_info);
+
 /**
  * wmi_unified_roam_scan_offload_rssi_change_cmd() - set roam offload RSSI
  * threshold
@@ -381,6 +375,25 @@ wmi_unified_roam_scan_offload_rssi_change_cmd(wmi_unified_t wmi_handle,
 					      int32_t rssi_change_thresh,
 					      uint32_t bcn_rssi_weight,
 					      uint32_t hirssi_delay_btw_scans);
+
+/**
+ * wmi_unified_roam_scan_offload_chan_list_cmd() - set roam offload channel list
+ * @wmi_handle: wmi handle
+ * @chan_count: channel count
+ * @chan_list: channel list
+ * @list_type: list type
+ * @vdev_id: vdev id
+ *
+ * Set roam offload channel list.
+ *
+ * Return: QDF_STATUS_SUCCESS on success and QDF_STATUS_E_FAILURE for failure
+ */
+QDF_STATUS
+wmi_unified_roam_scan_offload_chan_list_cmd(wmi_unified_t wmi_handle,
+					    uint8_t chan_count,
+					    uint32_t *chan_list,
+					    uint8_t list_type,
+					    uint32_t vdev_id);
 #endif
 
 /**

components/wmi/src/wmi_unified_roam_api.c

@@ -257,6 +257,19 @@ QDF_STATUS wmi_unified_roam_scan_offload_cmd(wmi_unified_t wmi_handle,
 	return QDF_STATUS_E_FAILURE;
 }
 
+#ifdef ROAM_OFFLOAD_V1
+QDF_STATUS
+wmi_unified_roam_scan_offload_chan_list_cmd(
+		wmi_unified_t wmi_handle,
+		struct wlan_roam_scan_channel_list *rso_ch_info)
+{
+	if (wmi_handle->ops->send_roam_scan_offload_chan_list_cmd)
+		return wmi_handle->ops->send_roam_scan_offload_chan_list_cmd(
+				wmi_handle, rso_ch_info);
+
+	return QDF_STATUS_E_FAILURE;
+}
+#else
 QDF_STATUS
 wmi_unified_roam_scan_offload_chan_list_cmd(wmi_unified_t wmi_handle,
 					    uint8_t chan_count,
@@ -271,6 +284,7 @@ wmi_unified_roam_scan_offload_chan_list_cmd(wmi_unified_t wmi_handle,
 
 	return QDF_STATUS_E_FAILURE;
 }
+#endif
 
 #ifdef ROAM_OFFLOAD_V1
 QDF_STATUS wmi_unified_roam_scan_offload_rssi_change_cmd(

components/wmi/src/wmi_unified_roam_tlv.c

@@ -2329,7 +2329,7 @@ send_roam_scan_offload_mode_cmd_tlv(
 
 	/* Ensure there is no additional IEs */
 	scan_cmd_fp->ie_len = 0;
-	buf += sizeof(wmi_start_scan_cmd_fixed_param);
+	buf_ptr += sizeof(wmi_start_scan_cmd_fixed_param);
 
 	status = wmi_fill_rso_tlvs(wmi_handle, buf_ptr, rso_req);
 	if (QDF_IS_STATUS_ERROR(status)) {
@@ -3118,6 +3118,74 @@ error:
 	return status;
 }
 
+#ifdef ROAM_OFFLOAD_V1
+/**
+ * send_roam_scan_offload_chan_list_cmd_tlv() - set roam offload channel list
+ * @wmi_handle: wmi handle
+ *
+ * Set roam offload channel list.
+ *
+ * Return: QDF status
+ */
+static QDF_STATUS send_roam_scan_offload_chan_list_cmd_tlv(
+			wmi_unified_t wmi_handle,
+			struct wlan_roam_scan_channel_list *rso_ch_info)
+{
+	wmi_buf_t buf = NULL;
+	QDF_STATUS status;
+	int len, list_tlv_len;
+	int i;
+	uint8_t *buf_ptr;
+	wmi_roam_chan_list_fixed_param *chan_list_fp;
+	uint32_t *roam_chan_list_array;
+	uint8_t chan_count = rso_ch_info->chan_count;
+	uint32_t *chan_list = rso_ch_info->chan_freq_list;
+
+	/* Channel list is a table of 2 TLV's */
+	list_tlv_len = WMI_TLV_HDR_SIZE + chan_count * sizeof(uint32_t);
+	len = sizeof(wmi_roam_chan_list_fixed_param) + list_tlv_len;
+	buf = wmi_buf_alloc(wmi_handle, len);
+	if (!buf)
+		return QDF_STATUS_E_NOMEM;
+
+	buf_ptr = (uint8_t *)wmi_buf_data(buf);
+	chan_list_fp = (wmi_roam_chan_list_fixed_param *)buf_ptr;
+	WMITLV_SET_HDR(&chan_list_fp->tlv_header,
+		       WMITLV_TAG_STRUC_wmi_roam_chan_list_fixed_param,
+		       WMITLV_GET_STRUCT_TLVLEN
+			       (wmi_roam_chan_list_fixed_param));
+	chan_list_fp->vdev_id = rso_ch_info->vdev_id;
+	chan_list_fp->num_chan = chan_count;
+	if (rso_ch_info->chan_cache_type == WMI_CHANNEL_LIST_STATIC)
+		/* external app is controlling channel list */
+		chan_list_fp->chan_list_type =
+			WMI_ROAM_SCAN_CHAN_LIST_TYPE_STATIC;
+	else
+		/* umac supplied occupied channel list in LFR */
+		chan_list_fp->chan_list_type =
+			WMI_ROAM_SCAN_CHAN_LIST_TYPE_DYNAMIC;
+
+	buf_ptr += sizeof(wmi_roam_chan_list_fixed_param);
+	WMITLV_SET_HDR(buf_ptr, WMITLV_TAG_ARRAY_UINT32,
+		       (chan_list_fp->num_chan * sizeof(uint32_t)));
+	roam_chan_list_array = (uint32_t *)(buf_ptr + WMI_TLV_HDR_SIZE);
+	for (i = 0; ((i < chan_list_fp->num_chan) &&
+		     (i < WMI_ROAM_MAX_CHANNELS)); i++)
+		roam_chan_list_array[i] = chan_list[i];
+
+	wmi_mtrace(WMI_ROAM_CHAN_LIST, NO_SESSION, 0);
+	status = wmi_unified_cmd_send(wmi_handle, buf,
+				      len, WMI_ROAM_CHAN_LIST);
+	if (QDF_IS_STATUS_ERROR(status))
+		goto error;
+
+	return QDF_STATUS_SUCCESS;
+error:
+	wmi_buf_free(buf);
+
+	return status;
+}
+#else
 /**
  * send_roam_scan_offload_chan_list_cmd_tlv() - set roam offload channel list
  * @wmi_handle: wmi handle
@@ -3189,6 +3257,7 @@ error:
 
 	return status;
 }
+#endif
 
 #ifdef ROAM_OFFLOAD_V1
 /**

core/sme/src/csr/csr_api_roam.c

@@ -1808,7 +1808,6 @@ QDF_STATUS csr_create_bg_scan_roam_channel_list(struct mac_context *mac,
 	return status;
 }
 
-#ifndef ROAM_OFFLOAD_V1
 #if defined(WLAN_FEATURE_HOST_ROAM) || defined(WLAN_FEATURE_ROAM_OFFLOAD)
 /**
  * csr_check_band_freq_match() - check if passed band and ch freq match
@@ -1889,7 +1888,6 @@ is_dfs_unsafe_extra_band_chan(struct mac_context *mac_ctx, uint32_t freq,
 	return false;
 }
 #endif
-#endif
 
 #ifdef FEATURE_WLAN_ESE
 /**
@@ -19878,6 +19876,359 @@ csr_cm_roam_scan_offload_ap_profile(struct mac_context *mac_ctx,
 			mac_ctx->mlme_cfg->trig_score_delta[BTM_ROAM_TRIGGER];
 }
 
+/**
+ * csr_cm_populate_roam_chan_list() - Populate roam channel list
+ * parameters
+ * @mac_ctx: global mac ctx
+ * @dst: Destination roam channel buf to populate the roam chan list
+ * @src: Source channel list
+ *
+ * Return: QDF_STATUS enumeration
+ */
+static QDF_STATUS
+csr_cm_populate_roam_chan_list(struct mac_context *mac_ctx,
+			       struct wlan_roam_scan_channel_list *dst,
+			       tCsrChannelInfo *src)
+{
+	enum band_info band;
+	uint32_t band_cap;
+	uint8_t i = 0;
+	uint8_t num_channels = 0;
+	uint32_t *freq_lst = src->freq_list;
+
+	/*
+	 * The INI channels need to be filtered with respect to the current band
+	 * that is supported.
+	 */
+	band_cap = mac_ctx->mlme_cfg->gen.band_capability;
+	if (!band_cap) {
+		sme_err("Invalid band_cap(%d), roam scan offload req aborted",
+			band_cap);
+		return QDF_STATUS_E_FAILURE;
+	}
+
+	band = wlan_reg_band_bitmap_to_band_info(band_cap);
+	num_channels = dst->chan_count;
+	for (i = 0; i < src->numOfChannels; i++) {
+		if (csr_is_channel_present_in_list(dst->chan_freq_list,
+						   num_channels, *freq_lst)) {
+			freq_lst++;
+			continue;
+		}
+		if (is_dfs_unsafe_extra_band_chan(mac_ctx, *freq_lst, band)) {
+			freq_lst++;
+			continue;
+		}
+		dst->chan_freq_list[num_channels++] = *freq_lst;
+		freq_lst++;
+	}
+	dst->chan_count = num_channels;
+
+	return QDF_STATUS_SUCCESS;
+}
+
+#ifdef FEATURE_WLAN_ESE
+static void csr_cm_fetch_ch_lst_from_received_list(
+			struct mac_context *mac_ctx,
+			tpCsrNeighborRoamControlInfo roam_info,
+			tCsrChannelInfo *curr_ch_lst_info,
+			struct wlan_roam_scan_channel_list *rso_chan_info)
+{
+	uint8_t i = 0;
+	uint8_t num_channels = 0;
+	uint32_t *freq_lst = NULL;
+	enum band_info band = BAND_ALL;
+
+	if (curr_ch_lst_info->numOfChannels == 0)
+		return;
+
+	freq_lst = curr_ch_lst_info->freq_list;
+	for (i = 0; i < curr_ch_lst_info->numOfChannels; i++) {
+		if (is_dfs_unsafe_extra_band_chan(mac_ctx, *freq_lst, band)) {
+			freq_lst++;
+			continue;
+		}
+		rso_chan_info->chan_freq_list[num_channels++] = *freq_lst;
+		freq_lst++;
+	}
+	rso_chan_info->chan_count = num_channels;
+	rso_chan_info->chan_cache_type = CHANNEL_LIST_DYNAMIC;
+}
+#else
+static void csr_cm_fetch_ch_lst_from_received_list(
+			struct mac_context *mac_ctx,
+			tpCsrNeighborRoamControlInfo roam_info,
+			tCsrChannelInfo *curr_ch_lst_info,
+			struct wlan_roam_scan_channel_list *rso_chan_info)
+{}
+#endif
+
+static void csr_cm_fetch_ch_lst_from_occupied_lst(
+			struct mac_context *mac_ctx,
+			tpCsrNeighborRoamControlInfo roam_info,
+			struct wlan_roam_scan_channel_list *rso_chan_info,
+			uint8_t vdev_id, uint8_t reason)
+{
+	uint8_t i = 0;
+	uint8_t num_channels = 0;
+	uint32_t op_freq;
+	struct csr_roam_session *session = CSR_GET_SESSION(mac_ctx, vdev_id);
+	uint32_t *ch_lst;
+	enum band_info band = BAND_ALL;
+
+	if (!session) {
+		sme_err("session NULL for vdev:%d", vdev_id);
+		return;
+	}
+
+	ch_lst = mac_ctx->scan.occupiedChannels[vdev_id].channel_freq_list;
+	op_freq = session->connectedProfile.op_freq;
+
+	if (CSR_IS_ROAM_INTRA_BAND_ENABLED(mac_ctx)) {
+		if (WLAN_REG_IS_5GHZ_CH_FREQ(op_freq))
+			band = BAND_5G;
+		else if (WLAN_REG_IS_24GHZ_CH_FREQ(op_freq))
+			band = BAND_2G;
+		else
+			band = BAND_UNKNOWN;
+	}
+
+	for (i = 0; i < mac_ctx->scan.occupiedChannels[vdev_id].numChannels;
+	     i++) {
+		if (is_dfs_unsafe_extra_band_chan(mac_ctx, *ch_lst, band)) {
+			ch_lst++;
+			continue;
+		}
+		rso_chan_info->chan_freq_list[num_channels++] = *ch_lst;
+		ch_lst++;
+	}
+	rso_chan_info->chan_count = num_channels;
+	rso_chan_info->chan_cache_type = CHANNEL_LIST_DYNAMIC;
+}
+
+/**
+ * csr_cm_add_ch_lst_from_roam_scan_list() - channel from roam scan chan list
+ * parameters
+ * @mac_ctx: Global mac ctx
+ * @rso_chan_info: RSO channel info
+ * @roam_info: roam info struct
+ *
+ * Return: QDF_STATUS
+ */
+static QDF_STATUS csr_cm_add_ch_lst_from_roam_scan_list(
+			struct mac_context *mac_ctx,
+			struct wlan_roam_scan_channel_list *rso_chan_info,
+			tpCsrNeighborRoamControlInfo roam_info)
+{
+	QDF_STATUS status;
+	tCsrChannelInfo *pref_chan_info = &roam_info->cfgParams.pref_chan_info;
+
+	if (!pref_chan_info->numOfChannels)
+		return QDF_STATUS_SUCCESS;
+
+	status = csr_cm_populate_roam_chan_list(mac_ctx,
+					     rso_chan_info,
+					     pref_chan_info);
+	if (QDF_IS_STATUS_ERROR(status)) {
+		sme_err("Failed to copy channels to roam list");
+		return status;
+	}
+	sme_dump_freq_list(pref_chan_info);
+	rso_chan_info->chan_cache_type = CHANNEL_LIST_DYNAMIC;
+
+	return QDF_STATUS_SUCCESS;
+}
+
+/**
+ * csr_cm_fetch_valid_ch_lst() - fetch channel list from valid channel list and
+ * update rso req msg
+ * parameters
+ * @mac_ctx: global mac ctx
+ * @rso_chan_buf: out param, roam offload scan request channel info buffer
+ * @vdev_id: Vdev id
+ *
+ * Return: QDF_STATUS
+ */
+static QDF_STATUS
+csr_cm_fetch_valid_ch_lst(struct mac_context *mac_ctx,
+			  struct wlan_roam_scan_channel_list *rso_chan_info,
+			  uint8_t vdev_id)
+{
+	QDF_STATUS status;
+	uint32_t host_channels = 0;
+	uint32_t *ch_freq_list = NULL;
+	uint8_t i = 0, num_channels = 0;
+	enum band_info band = BAND_ALL;
+	uint32_t op_freq;
+	struct csr_roam_session *session = CSR_GET_SESSION(mac_ctx, vdev_id);
+
+	if (!session) {
+		sme_err("session NULL for vdev:%d", vdev_id);
+		return QDF_STATUS_E_FAILURE;
+	}
+
+	op_freq = session->connectedProfile.op_freq;
+	if (CSR_IS_ROAM_INTRA_BAND_ENABLED(mac_ctx)) {
+		if (WLAN_REG_IS_5GHZ_CH_FREQ(op_freq))
+			band = BAND_5G;
+		else if (WLAN_REG_IS_24GHZ_CH_FREQ(op_freq))
+			band = BAND_2G;
+		else
+			band = BAND_UNKNOWN;
+	}
+	host_channels = sizeof(mac_ctx->roam.valid_ch_freq_list);
+	status = csr_get_cfg_valid_channels(mac_ctx,
+					    mac_ctx->roam.valid_ch_freq_list,
+					    &host_channels);
+	if (QDF_IS_STATUS_ERROR(status)) {
+		sme_err("Failed to get the valid channel list");
+		return status;
+	}
+
+	ch_freq_list = mac_ctx->roam.valid_ch_freq_list;
+	mac_ctx->roam.numValidChannels = host_channels;
+
+	for (i = 0; i < mac_ctx->roam.numValidChannels; i++) {
+		if (is_dfs_unsafe_extra_band_chan(mac_ctx, *ch_freq_list,
+						  band)) {
+			ch_freq_list++;
+			continue;
+		}
+		rso_chan_info->chan_freq_list[num_channels++] =	*ch_freq_list;
+		ch_freq_list++;
+	}
+	rso_chan_info->chan_count = num_channels;
+	rso_chan_info->chan_cache_type = CHANNEL_LIST_DYNAMIC;
+
+	return status;
+}
+
+/**
+ * csr_cm_fetch_ch_lst_from_ini() - fetch channel list from ini and update req msg
+ * parameters
+ * @mac_ctx:      global mac ctx
+ * @roam_info:    roam info struct
+ * @rso_chan_info:
+ *
+ * Return: QDF_STATUS
+ */
+static QDF_STATUS csr_cm_fetch_ch_lst_from_ini(
+			struct mac_context *mac_ctx,
+			tpCsrNeighborRoamControlInfo roam_info,
+			struct wlan_roam_scan_channel_list *rso_chan_info)
+{
+	QDF_STATUS status;
+	tCsrChannelInfo *specific_chan_info;
+
+	specific_chan_info = &roam_info->cfgParams.specific_chan_info;
+
+	status = csr_cm_populate_roam_chan_list(mac_ctx, rso_chan_info,
+						specific_chan_info);
+	if (QDF_IS_STATUS_ERROR(status)) {
+		sme_err("Failed to copy channels to roam list");
+		return status;
+	}
+	rso_chan_info->chan_cache_type = CHANNEL_LIST_STATIC;
+
+	return QDF_STATUS_SUCCESS;
+}
+
+static void
+csr_cm_fill_rso_channel_list(struct mac_context *mac_ctx,
+			     struct wlan_roam_scan_channel_list *rso_chan_info,
+			     uint8_t vdev_id, uint8_t reason)
+{
+	tpCsrNeighborRoamControlInfo roam_info =
+			&mac_ctx->roam.neighborRoamInfo[vdev_id];
+	tCsrChannelInfo *specific_chan_info =
+			&roam_info->cfgParams.specific_chan_info;
+	tpCsrChannelInfo curr_ch_lst_info =
+		&roam_info->roamChannelInfo.currentChannelListInfo;
+	QDF_STATUS status;
+	bool ese_neighbor_list_recvd = false;
+	uint8_t ch_cache_str[128] = {0};
+	uint8_t i, j;
+
+#ifdef FEATURE_WLAN_ESE
+	/*
+	 * this flag will be true if connection is ESE and no neighbor
+	 * list received or if the connection is not ESE
+	 */
+	ese_neighbor_list_recvd = ((roam_info->isESEAssoc)
+		&& (roam_info->roamChannelInfo.IAPPNeighborListReceived
+		    == false)) || (!roam_info->isESEAssoc);
+#endif /* FEATURE_WLAN_ESE */
+
+	rso_chan_info->vdev_id = vdev_id;
+	if (ese_neighbor_list_recvd ||
+	    curr_ch_lst_info->numOfChannels == 0) {
+		/*
+		 * Retrieve the Channel Cache either from ini or from
+		 * the occupied channels list along with preferred
+		 * channel list configured by the client.
+		 * Give Preference to INI Channels
+		 */
+		if (specific_chan_info->numOfChannels) {
+			status = csr_cm_fetch_ch_lst_from_ini(mac_ctx,
+							      roam_info,
+							      rso_chan_info);
+			if (QDF_IS_STATUS_ERROR(status)) {
+				sme_err("Fetch channel list from ini failed");
+				return;
+			}
+		} else if (reason == REASON_FLUSH_CHANNEL_LIST) {
+			rso_chan_info->chan_cache_type = CHANNEL_LIST_STATIC;
+			rso_chan_info->chan_count = 0;
+		} else {
+			csr_cm_fetch_ch_lst_from_occupied_lst(mac_ctx,
+							      roam_info,
+							      rso_chan_info,
+							      vdev_id, reason);
+			/* Add the preferred channel list configured by
+			 * client to the roam channel list along with
+			 * occupied channel list.
+			 */
+			csr_cm_add_ch_lst_from_roam_scan_list(mac_ctx,
+							      rso_chan_info,
+							      roam_info);
+		}
+	} else {
+		/*
+		 * If ESE is enabled, and a neighbor Report is received,
+		 * then Ignore the INI Channels or the Occupied Channel
+		 * List. Consider the channels in the neighbor list sent
+		 * by the ESE AP
+		 */
+		csr_cm_fetch_ch_lst_from_received_list(mac_ctx, roam_info,
+						       curr_ch_lst_info,
+						       rso_chan_info);
+	}
+
+	if (!rso_chan_info->chan_count &&
+	    reason != REASON_FLUSH_CHANNEL_LIST) {
+		/* Maintain the Valid Channels List */
+		status = csr_cm_fetch_valid_ch_lst(mac_ctx, rso_chan_info,
+						   vdev_id);
+		if (QDF_IS_STATUS_ERROR(status)) {
+			sme_err("Fetch channel list fail");
+			return;
+		}
+	}
+
+	for (i = 0, j = 0; i < rso_chan_info->chan_count; i++) {
+		if (j < sizeof(ch_cache_str))
+			j += snprintf(ch_cache_str + j,
+				      sizeof(ch_cache_str) - j, " %d",
+				      rso_chan_info->chan_freq_list[i]);
+		else
+			break;
+	}
+
+	sme_debug("ChnlCacheType:%d, No of Chnls:%d,Channels: %s",
+		  rso_chan_info->chan_cache_type,
+		  rso_chan_info->chan_count, ch_cache_str);
+}
+
 #if defined(WLAN_SAE_SINGLE_PMK) && defined(WLAN_FEATURE_ROAM_OFFLOAD)
 static bool
 csr_cm_fill_rso_sae_single_pmk_info(struct mac_context *mac_ctx,
@@ -20430,6 +20781,8 @@ wlan_cm_roam_fill_start_req(struct wlan_objmgr_psoc *psoc, uint8_t vdev_id,
 	csr_cm_roam_scan_offload_ap_profile(mac_ctx, session,
 					    &req->profile_params);
 
+	csr_cm_fill_rso_channel_list(mac_ctx, &req->rso_chan_info, vdev_id,
+				     reason);
 	csr_cm_roam_scan_filter(mac_ctx, vdev_id, ROAM_SCAN_OFFLOAD_START,
 				reason, &req->scan_filter_params);
 
@@ -20537,6 +20890,8 @@ wlan_cm_roam_fill_update_config_req(struct wlan_objmgr_psoc *psoc,
 
 	csr_cm_roam_scan_offload_ap_profile(mac_ctx, session,
 					    &req->profile_params);
+	csr_cm_fill_rso_channel_list(mac_ctx, &req->rso_chan_info, vdev_id,
+				     reason);
 
 	return QDF_STATUS_SUCCESS;
 }