qcacld-3.0: refine functions for getting preferred channel list

Refine policy manager get PCL channel list APIs to help
add new PCL type.

Change-Id: I1e9d49c5f0a8c2c38f1fb5302615bc956ed6aae0
CRs-Fixed: 2998478

components/cmn_services/policy_mgr/src/wlan_policy_mgr_i.h

@@ -574,11 +574,24 @@ enum policy_mgr_con_mode policy_mgr_get_mode(uint8_t type,
  */
 enum hw_mode_bandwidth policy_mgr_get_bw(enum phy_ch_width chan_width);
 
+/**
+ * policy_mgr_get_channel_list() - Get channel list based on PCL and mode
+ * @psoc: psoc object
+ * @pcl: pcl type
+ * @mode: interface mode
+ * @pcl_channels: pcl channel list buffer
+ * @pcl_weights: pcl weight buffer
+ * @pcl_sz: pcl channel list buffer size
+ * @len: pcl channel number returned from API
+ *
+ * Return: QDF_STATUS
+ */
 QDF_STATUS policy_mgr_get_channel_list(struct wlan_objmgr_psoc *psoc,
-			enum policy_mgr_pcl_type pcl,
-			uint32_t *pcl_channels, uint32_t *len,
-			enum policy_mgr_con_mode mode,
-			uint8_t *pcl_weights, uint32_t weight_len);
+				       enum policy_mgr_pcl_type pcl,
+				       enum policy_mgr_con_mode mode,
+				       uint32_t *pcl_channels,
+				       uint8_t *pcl_weights,
+				       uint32_t pcl_sz, uint32_t *len);
 
 /**
  * policy_mgr_allow_new_home_channel() - Check for allowed number of

components/cmn_services/policy_mgr/src/wlan_policy_mgr_pcl.c

@@ -1019,8 +1019,8 @@ QDF_STATUS policy_mgr_get_pcl(struct wlan_objmgr_psoc *psoc,
 	/* once the PCL enum is obtained find out the exact channel list with
 	 * help from sme_get_cfg_valid_channels
 	 */
-	status = policy_mgr_get_channel_list(psoc, pcl, pcl_channels, len, mode,
-					pcl_weight, weight_len);
+	status = policy_mgr_get_channel_list(psoc, pcl, mode, pcl_channels,
+					     pcl_weight, weight_len, len);
 	if (QDF_IS_STATUS_ERROR(status)) {
 		policy_mgr_err("failed to get channel list:%d", status);
 		return status;