qcacmn: Support p2p GO random chan selection

MCL needs the interface type to query policy mgr for PCL
when selecting random channel. The existing API
utils_dfs_get_random_channel doesn't provide the vdev
type. Add new utils_dfs_get_vdev_random_channel
with vdev parameter to support P2P GO random channel
selection.

Change-Id: I0c6841b1692baca92730a6be73653282c98f1682
CRs-Fixed: 2467871

umac/dfs/dispatcher/inc/wlan_dfs_utils_api.h

@@ -448,6 +448,26 @@ QDF_STATUS utils_dfs_get_random_channel(struct wlan_objmgr_pdev *pdev,
 		uint32_t *hw_mode, uint8_t *target_chan,
 		struct dfs_acs_info *acs_info);
 
+/**
+ * utils_dfs_get_vdev_random_channel() - Get random channel for vdev
+ * @pdev: Pointer to DFS pdev object.
+ * @vdev: vdev of the request
+ * @flags: random channel selection flags.
+ * @ch_params: current channel params.
+ * @hw_mode: current operating mode.
+ * @target_chan: Pointer to target_chan.
+ * @acs_info: acs range info.
+ *
+ * Get random channel based on vdev interface type. If the vdev is null,
+ * the function will get random channel by SAP interface type.
+ *
+ * Return: QDF_STATUS
+ */
+QDF_STATUS utils_dfs_get_vdev_random_channel(
+	struct wlan_objmgr_pdev *pdev, struct wlan_objmgr_vdev *vdev,
+	uint16_t flags, struct ch_params *ch_params, uint32_t *hw_mode,
+	uint8_t *target_chan, struct dfs_acs_info *acs_info);
+
 /**
  * utils_dfs_bw_reduced_channel() - Get BW reduced channel.
  * @pdev: Pointer to DFS pdev object.