diff --git a/umac/cmn_services/inc/wlan_cmn.h b/umac/cmn_services/inc/wlan_cmn.h
new file mode 100644
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+++ b/umac/cmn_services/inc/wlan_cmn.h
@@ -0,0 +1,173 @@
+/*
+ * Copyright (c) 2016 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: This file provides the common definitions for object manager
+  */
+
+#ifndef _WLAN_CMN_H_
+#define _WLAN_CMN_H_
+
+/* Max no of UMAC components */
+#define WLAN_UMAC_MAX_COMPONENTS 25
+/* Max no. of radios, a pSoc/Device can support */
+#define WLAN_UMAC_MAX_PDEVS 3
+/* Max no. of VDEV per PSOC */
+#define WLAN_UMAC_PSOC_MAX_VDEVS 51
+/* Max no. of VDEVs, a PDEV can support */
+#define WLAN_UMAC_PDEV_MAX_VDEVS 17
+/* Max no. of Peers, a device can support */
+#define WLAN_UMAC_PSOC_MAX_PEERS 1024
+
+/* Max length of a SSID */
+#define WLAN_SSID_MAX_LEN 32
+
+/* Max no. of Stations can be associated to VDEV*/
+#define WLAN_UMAC_MAX_AP_PEERS WLAN_UMAC_PSOC_MAX_PEERS
+/* Max no. of peers for STA vap */
+#define WLAN_UMAC_MAX_STA_PEERS 2
+
+/* 802.11 cap info */
+#define WLAN_CAPINFO_ESS               0x0001
+#define WLAN_CAPINFO_IBSS              0x0002
+#define WLAN_CAPINFO_CF_POLLABLE       0x0004
+#define WLAN_CAPINFO_CF_POLLREQ        0x0008
+#define WLAN_CAPINFO_PRIVACY           0x0010
+#define WLAN_CAPINFO_SHORT_PREAMBLE    0x0020
+#define WLAN_CAPINFO_PBCC              0x0040
+#define WLAN_CAPINFO_CHNL_AGILITY      0x0080
+#define WLAN_CAPINFO_SPECTRUM_MGMT     0x0100
+#define WLAN_CAPINFO_QOS               0x0200
+#define WLAN_CAPINFO_SHORT_SLOTTIME    0x0400
+#define WLAN_CAPINFO_APSD              0x0800
+#define WLAN_CAPINFO_RADIOMEAS         0x1000
+#define WLAN_CAPINFO_DSSSOFDM          0x2000
+
+/* Allowed time to wait for Object creation  */
+#define WLAN_VDEV_CREATE_TIMEOUT_CNT 300
+ /* 25 msec */
+#define WLAN_VDEV_CREATE_TIMEOUT ((CONVERT_SEC_TO_SYSTEM_TIME(1)/40) + 1)
+
+#define WLAN_PDEV_CREATE_TIMEOUT_CNT 300
+ /* 25 msec */
+#define WLAN_PDEV_CREATE_TIMEOUT ((CONVERT_SEC_TO_SYSTEM_TIME(1)/40) + 1)
+
+#define WLAN_PSOC_CREATE_TIMEOUT_CNT 300
+/* 25 msec */
+#define WLAN_PSOC_CREATE_TIMEOUT ((CONVERT_SEC_TO_SYSTEM_TIME(1)/40) + 1)
+
+/**
+ * enum wlan_umac_comp_id - UMAC component id
+ * @WLAN_UMAC_COMP_MLME:        MLME
+ * @WLAN_UMAC_COMP_SCANMGR:     SCAN MGR
+ * @WLAN_UMAC_COMP_SCANCACHE:   SCAN CACHE
+ * @WLAN_UMAC_COMP_MGMT_TXRX:   MGMT Tx/Rx
+ *
+ * This id is static.
+ * On Adding new component, new id has to be assigned
+ */
+enum wlan_umac_comp_id {
+	WLAN_UMAC_COMP_MLME       = 0,
+	WLAN_UMAC_COMP_SCANMGR    = 1,
+	WLAN_UMAC_COMP_SCANCACHE  = 2,
+	WLAN_UMAC_COMP_MGMT_TXRX  = 3,
+};
+
+/**
+ *  enum WLAN_DEV_TYPE  - for DA or OL architecture types
+ *  @WLAN_DEV_DA:       Direct attach
+ *  @WLAN_DEV_OL:       Partial offload
+ *  @WLAN_DEV_INVALID:  Invalid dev type
+ */
+typedef enum {
+	WLAN_DEV_DA       = 0,
+	WLAN_DEV_OL       = 1,
+	WLAN_DEV_INVALID  = 3,
+} WLAN_DEV_TYPE;
+
+/**
+ *  enum wlan_phymode - phy mode
+ *  @WLAN_PHYMODE_AUTO:           autoselect
+ *  @WLAN_PHYMODE_11A:            5GHz, OFDM
+ *  @WLAN_PHYMODE_11B:            2GHz, CCK
+ *  @WLAN_PHYMODE_11G:            2GHz, OFDM
+ *  @WLAN_PHYMODE_11NA_HT20:      5Ghz, HT20
+ *  @WLAN_PHYMODE_11NG_HT20:      2Ghz, HT20
+ *  @WLAN_PHYMODE_11NA_HT40PLUS:  5Ghz, HT40 (ext ch +1)
+ *  @WLAN_PHYMODE_11NA_HT40MINUS: 5Ghz, HT40 (ext ch -1)
+ *  @WLAN_PHYMODE_11NG_HT40PLUS:  2Ghz, HT40 (ext ch +1)
+ *  @WLAN_PHYMODE_11NG_HT40MINUS: 2Ghz, HT40 (ext ch -1)
+ *  @WLAN_PHYMODE_11NG_HT40:      2Ghz, Auto HT40
+ *  @WLAN_PHYMODE_11NA_HT40:      5Ghz, Auto HT40
+ *  @WLAN_PHYMODE_11AC_VHT20:     5Ghz, VHT20
+ *  @WLAN_PHYMODE_11AC_VHT40PLUS: 5Ghz, VHT40 (Ext ch +1)
+ *  @WLAN_PHYMODE_11AC_VHT40MINUS:5Ghz  VHT40 (Ext ch -1)
+ *  @WLAN_PHYMODE_11AC_VHT40:     5Ghz, VHT40
+ *  @WLAN_PHYMODE_11AC_VHT80:     5Ghz, VHT80
+ *  @WLAN_PHYMODE_11AC_VHT160:    5Ghz, VHT160
+ *  @WLAN_PHYMODE_11AC_VHT80_80:  5Ghz, VHT80_80
+ */
+enum wlan_phymode {
+	WLAN_PHYMODE_AUTO             = 0,
+	WLAN_PHYMODE_11A              = 1,
+	WLAN_PHYMODE_11B              = 2,
+	WLAN_PHYMODE_11G              = 3,
+	WLAN_PHYMODE_11NA_HT20        = 4,
+	WLAN_PHYMODE_11NG_HT20        = 5,
+	WLAN_PHYMODE_11NA_HT40PLUS    = 6,
+	WLAN_PHYMODE_11NA_HT40MINUS   = 7,
+	WLAN_PHYMODE_11NG_HT40PLUS    = 8,
+	WLAN_PHYMODE_11NG_HT40MINUS   = 9,
+	WLAN_PHYMODE_11NG_HT40        = 10,
+	WLAN_PHYMODE_11NA_HT40        = 11,
+	WLAN_PHYMODE_11AC_VHT20       = 12,
+	WLAN_PHYMODE_11AC_VHT40PLUS   = 13,
+	WLAN_PHYMODE_11AC_VHT40MINUS  = 14,
+	WLAN_PHYMODE_11AC_VHT40       = 15,
+	WLAN_PHYMODE_11AC_VHT80       = 16,
+	WLAN_PHYMODE_11AC_VHT160      = 17,
+	WLAN_PHYMODE_11AC_VHT80_80    = 18,
+};
+
+#define WLAN_PHYMODE_MAX      (WLAN_PHYMODE_11AC_VHT80_80 + 1)
+
+/**
+ * enum wlan_peer_type  - peer type
+ * @WLAN_PEER_SELF:     for AP mode, SELF PEER or AP PEER are same
+ * @WLAN_PEER_AP:       BSS peer for STA mode, Self peer for AP mode
+ * @WLAN_PEER_STA:      Self Peer for STA mode, STA peer for AP mode
+ * @WLAN_PEER_TDLS:     TDLS Peer
+ * @WLAN_PEER_NAWDS:    NAWDS Peer
+ * @WLAN_PEER_STA_TEMP: STA Peer Temp (its host only node)
+ */
+enum wlan_peer_type {
+	WLAN_PEER_SELF     = 1,
+	WLAN_PEER_AP       = 2,
+	WLAN_PEER_STA      = 3,
+	WLAN_PEER_TDLS     = 4,
+	WLAN_PEER_NAWDS    = 5,
+	WLAN_PEER_STA_TEMP = 6,
+};
+
+/* MAC address length */
+#define WLAN_MACADDR_LEN 6
+/* Util API to copy the MAC address */
+#define WLAN_ADDR_COPY(dst, src)    qdf_mem_copy(dst, src, WLAN_MACADDR_LEN)
+/* Util API to compare the MAC address */
+#define WLAN_ADDR_EQ(a1, a2)   qdf_mem_cmp(a1, a2, WLAN_MACADDR_LEN)
+
+#endif /* _WLAN_OBJMGR_CMN_H_*/