qcacmn: VDEV MLME SM changes

1) Fixes to enable VDEV MLME SM with legacy code
2) Define/Enable PDEV MLME component object.

Change-Id: Ieb87e5b7b70d6bb593ba0950297894a81c6a4feb
CRs-Fixed: 2384173

umac/mlme/pdev_mgr/dispatcher/inc/wlan_pdev_mlme_api.h

@@ -0,0 +1,44 @@
+/*
+ * Copyright (c) 2019 The Linux Foundation. All rights reserved.
+ *
+ * Permission to use, copy, modify, and/or distribute this software for any
+ * purpose with or without fee is hereby granted, provided that the above
+ * copyright notice and this permission notice appear in all copies.
+ *
+ * THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL WARRANTIES
+ * WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF
+ * MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR
+ * ANY SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES
+ * WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN
+ * ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF
+ * OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE.
+ */
+
+/**
+ * DOC: Define PDEV MLME public APIs
+ */
+
+#ifndef _WLAN_PDEV_MLME_API_H_
+#define _WLAN_PDEV_MLME_API_H_
+
+/**
+ * wlan_pdev_mlme_get_cmpt_obj - Returns MLME component object
+ *
+ * Retrieves MLME component object from PDEV object
+ *
+ * Return: comp handle on SUCCESS
+ *         NULL, if it fails to retrieve
+ */
+struct pdev_mlme_obj *wlan_pdev_mlme_get_cmpt_obj(
+						struct wlan_objmgr_pdev *pdev);
+/**
+ * wlan_pdev_mlme_get_ext_hdl - Returns legacy handle
+ *
+ * Retrieves legacy handle from pdev mlme component object
+ *
+ * Return: legacy handle on SUCCESS
+ *         NULL, if it fails to retrieve
+ */
+void *wlan_pdev_mlme_get_ext_hdl(struct wlan_objmgr_pdev *pdev);
+
+#endif