qcacmn: Add a public API to check if channel is in NOL

Add necessary wrapper functions so that other components/umac
can check if a HT20 channel is in NOL.

Change-Id: Ie2cda1fe8f71d829e261ebdcf4563a4c2ff352ae
CRs-Fixed: 2180879

umac/dfs/core/src/dfs.h

@@ -2321,4 +2321,15 @@ int dfs_second_segment_radar_disable(struct wlan_dfs *dfs);
  */
 void dfs_task_testtimer_reset(struct wlan_dfs *dfs);
 
+/**
+ * dfs_freq_is_in_nol() - check if given channel in nol list
+ * @dfs: Pointer to wlan_dfs structure
+ * @freq: channel frequency
+ *
+ * check if given channel in nol list.
+ *
+ * Return: true if channel in nol, false else
+ */
+bool dfs_freq_is_in_nol(struct wlan_dfs *dfs, uint32_t freq);
+
 #endif  /* _DFS_H_ */

umac/dfs/core/src/misc/dfs_random_chan_sel.c

@@ -1206,16 +1206,7 @@ static void dfs_remove_cur_ch_from_list(
 	return;
 }
 
-/**
- * dfs_freq_is_in_nol()- check if given channel in nol list
- * @dfs: dfs handler
- * @freq: channel frequency.
- *
- * check if given channel in nol list.
- *
- * Return: true if channel in nol, false else
- */
-static bool dfs_freq_is_in_nol(struct wlan_dfs *dfs, uint32_t freq)
+bool dfs_freq_is_in_nol(struct wlan_dfs *dfs, uint32_t freq)
 {
 	struct dfs_nolelem *nol;
 

umac/dfs/dispatcher/inc/wlan_dfs_utils_api.h

@@ -97,6 +97,17 @@ QDF_STATUS utils_dfs_cac_valid_reset(struct wlan_objmgr_pdev *pdev,
  */
 QDF_STATUS utils_dfs_reset(struct wlan_objmgr_pdev *pdev);
 
+/**
+ * utils_dfs_freq_is_in_nol() -  check if given channel in nol list
+ * @pdev: Pointer to DFS pdev object
+ * @freq: channel frequency
+ *
+ * check if given channel in nol list.
+ *
+ * Return: true if channel in nol, false else
+ */
+bool utils_dfs_freq_is_in_nol(struct wlan_objmgr_pdev *pdev, uint32_t freq);
+
 /**
  * utils_dfs_reset_precaclists() - Clears and initiakizes precac_required_list,
  *                                 precac_done_list and precac_nol_list.

umac/dfs/dispatcher/src/wlan_dfs_utils_api.c

@@ -57,6 +57,17 @@ QDF_STATUS utils_dfs_reset(struct wlan_objmgr_pdev *pdev)
 	return QDF_STATUS_SUCCESS;
 }
 
+bool utils_dfs_freq_is_in_nol(struct wlan_objmgr_pdev *pdev, uint32_t freq)
+{
+	struct wlan_dfs *dfs;
+
+	dfs = global_dfs_to_mlme.pdev_get_comp_private_obj(pdev);
+	if (!dfs)
+		return false;
+
+	return dfs_freq_is_in_nol(dfs, freq);
+}
+
 QDF_STATUS utils_dfs_cac_valid_reset(struct wlan_objmgr_pdev *pdev,
 		uint8_t prevchan_ieee,
 		uint32_t prevchan_flags)