qcacld-3.0: Create IPA CLD component

As part of converged driver model remove IPA from
HDD and create a new IPA CLD component. Add files for
IPA core, dispatcher and target_if. Define IPA related
public and private structures.

Change-Id: I8848331edc7dd878f9fc51ef9f5e311ad91ed70b
CRs-Fixed: 2177925

ipa/dispatcher/inc/wlan_ipa_ucfg_api.h

@@ -0,0 +1,50 @@
+/*
+ * Copyright (c) 2018 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: Declare public API related to the wlan ipa called by north bound
+ */
+
+#ifndef _WLAN_IPA_UCFG_API_H_
+#define _WLAN_IPA_UCFG_API_H_
+
+#include "wlan_ipa_public_struct.h"
+#include "wlan_ipa_obj_mgmt_api.h"
+#include "wlan_objmgr_pdev_obj.h"
+
+#ifdef IPA_OFFLOAD
+
+/**
+ * ucfg_ipa_is_present() - get IPA hw status
+ *
+ * ipa_uc_reg_rdyCB is not directly designed to check
+ * ipa hw status. This is an undocumented function which
+ * has confirmed with IPA team.
+ *
+ * Return: true - ipa hw present
+ *         false - ipa hw not present
+ */
+bool ucfg_ipa_is_present(void);
+#else
+
+static inline bool ucfg_ipa_is_present(void)
+{
+	return false;
+}
+
+#endif /* IPA_OFFLOAD */
+#endif /* _WLAN_IPA_UCFG_API_H_ */