diff --git a/qal/inc/qal_devcfg.h b/qal/inc/qal_devcfg.h
new file mode 100644
index 0000000000..8a1030a5c4
--- /dev/null
+++ b/qal/inc/qal_devcfg.h
@@ -0,0 +1,40 @@
+/*
+ * Copyright (c) 2014-2018 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: qal_devcfg
+ * QCA abstraction layer (QAL) device config APIs
+ */
+
+#if !defined(__QDF_DEVCFG_H)
+#define __QDF_DEVCFG_H
+
+/* Include Files */
+#include <qdf_types.h>
+
+/**
+ * qal_devcfg_send_response() - send devcfg response
+ * @cfgbuf: response buffer
+ *
+ * This function will send the response for a config request
+ *
+ * Return: QDF_STATUS_SUCCESS on success
+ */
+QDF_STATUS
+qal_devcfg_send_response(qdf_nbuf_t cfgbuf);
+#endif
diff --git a/qal/inc/qal_vbus_dev.h b/qal/inc/qal_vbus_dev.h
new file mode 100644
index 0000000000..ccad4ece80
--- /dev/null
+++ b/qal/inc/qal_vbus_dev.h
@@ -0,0 +1,185 @@
+/*
+ * 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: qal_vbus_dev
+ * QCA abstraction layer (QAL) virtual bus management APIs
+ */
+
+#if !defined(__QDF_VBUS_DEV_H)
+#define __QDF_VBUS_DEV_H
+
+/* Include Files */
+#include <qdf_types.h>
+
+struct qdf_vbus_resource;
+struct qdf_vbus_rstctl;
+struct qdf_dev_clk;
+struct qdf_pfm_hndl;
+struct qdf_pfm_drv;
+
+/**
+ * qal_vbus_get_iorsc() - acquire io resource
+ * @devnum: Device Number
+ * @flag: Property bitmap for the io resource
+ * @devname: Device name string
+ *
+ * This function will allocate the io resource for a device
+ *
+ * Return: QDF_STATUS_SUCCESS on success
+ */
+QDF_STATUS
+qal_vbus_get_iorsc(int devnum, uint32_t flag, char *devname);
+
+/**
+ * qdf_vbus_release_iorsc() - release io resource
+ * @devnum: Device Number
+ *
+ * This function will release the io resource attached to a device
+ *
+ * Return: QDF_STATUS_SUCCESS on success
+ */
+QDF_STATUS
+qal_vbus_release_iorsc(int devnum);
+
+/**
+ * qal_vbus_enable_devclk() - enable device clock
+ * @clk: Device clock
+ *
+ * This function will enable the clock for a device
+ *
+ * Return: QDF_STATUS_SUCCESS on success
+ */
+QDF_STATUS
+qal_vbus_enable_devclk(struct qdf_dev_clk *clk);
+
+/**
+ * qal_vbus_disable_devclk() - disable device clock
+ * @clk: Device clock
+ *
+ * This function will disable the clock for a device
+ *
+ * Return: QDF_STATUS_SUCCESS on success
+ */
+QDF_STATUS
+qal_vbus_disable_devclk(struct qdf_dev_clk *clk);
+
+/**
+ * qal_vbus_acquire_dev_rstctl() - get device reset control
+ * @pfhndl: Device handle
+ * @state: Device state information
+ * @rstctl: Device reset control handle
+ *
+ * This function will acquire the control to reset the device
+ *
+ * Return: QDF_STATUS_SUCCESS on success
+ */
+QDF_STATUS
+qal_vbus_get_dev_rstctl(struct qdf_pfm_hndl *pfhndl, const char *state,
+			struct qdf_vbus_rstctl **rstctl);
+
+/**
+ * qal_vbus_release_dev_rstctl() - release device reset control
+ * @pfhndl: Device handle
+ * @rstctl: Device reset control handle
+ *
+ * This function will release the control to reset the device
+ *
+ * Return: QDF_STATUS_SUCCESS on success
+ */
+QDF_STATUS
+qal_vbus_release_dev_rstctl(struct qdf_pfm_hndl *pfhndl,
+			    struct qdf_vbus_rstctl *rstctl);
+
+/**
+ * qal_vbus_activate_dev_rstctl() - activate device reset control
+ * @pfhndl: Device handle
+ * @rstctl: Device reset control handle
+ *
+ * This function will activate the reset control for the device
+ *
+ * Return: QDF_STATUS_SUCCESS on success
+ */
+QDF_STATUS
+qal_vbus_activate_dev_rstctl(struct qdf_pfm_hndl *pfhndl,
+			     struct qdf_vbus_rstctl *rstctl);
+
+/**
+ * qal_vbus_deactivate_dev_rstctl() - deactivate device reset control
+ * @pfhndl: Device handle
+ * @rstctl: Device reset control handle
+ *
+ * This function will deactivate the reset control for the device
+ *
+ * Return: QDF_STATUS_SUCCESS on success
+ */
+QDF_STATUS
+qal_vbus_deactivate_dev_rstctl(struct qdf_pfm_hndl *pfhndl,
+			       struct qdf_vbus_rstctl *rstctl);
+
+/**
+ * qal_vbus_get_resource() - get resource
+ * @pfhndl: Device handle
+ * @rsc: Resource handle
+ * @restype: Resource type
+ * @residx: Resource index
+ *
+ * This function will acquire a particular resource and attach it to the device
+ *
+ * Return: QDF_STATUS_SUCCESS on success
+ */
+QDF_STATUS
+qal_vbus_get_resource(struct qdf_pfm_hndl *pfhndl,
+		      struct qdf_vbus_resource **rsc, uint32_t restype,
+		      uint32_t residx);
+
+/**
+ * qal_vbus_get_irq() - get irq
+ * @pfhndl: Device handle
+ * @str: Device identifier
+ * @irq: irq number
+ *
+ * This function will acquire an irq for the device
+ *
+ * Return: QDF_STATUS_SUCCESS on success
+ */
+QDF_STATUS
+qal_vbus_get_irq(struct qdf_pfm_hndl *pfhndl, const char *str, int *irq);
+
+/**
+ * qal_vbus_register_driver() - register driver
+ * @pfdev: Device handle
+ *
+ * This function will initialize a device
+ *
+ * Return: QDF_STATUS_SUCCESS on success
+ */
+QDF_STATUS
+qal_vbus_register_driver(struct qdf_pfm_drv *pfdev);
+
+/**
+ * qal_vbus_deregister_driver() - deregister driver
+ * @pfdev: Device handle
+ *
+ * This function will deregister the driver for a device
+ *
+ * Return: QDF_STATUS_SUCCESS on success
+ */
+QDF_STATUS
+qal_vbus_deregister_driver(struct qdf_pfm_drv *pfdev);
+#endif
diff --git a/qal/linux/src/qal_devcfg.c b/qal/linux/src/qal_devcfg.c
new file mode 100644
index 0000000000..af2b5cfcee
--- /dev/null
+++ b/qal/linux/src/qal_devcfg.c
@@ -0,0 +1,45 @@
+/*
+ * 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: qal_devcfg
+ * This file provides OS dependent device config related APIs
+ */
+
+#include "qdf_debugfs.h"
+#include "qdf_mem.h"
+#include "qdf_types.h"
+#include "qdf_nbuf.h"
+#include "qdf_module.h"
+#include "qal_devcfg.h"
+#include <net/cfg80211.h>
+
+QDF_STATUS
+qal_devcfg_send_response(qdf_nbuf_t cfgbuf)
+{
+	int ret;
+
+	if (!cfgbuf)
+		return QDF_STATUS_E_INVAL;
+
+	ret = cfg80211_vendor_cmd_reply(cfgbuf);
+
+	return qdf_status_from_os_return(ret);
+}
+
+qdf_export_symbol(qal_devcfg_send_response);
diff --git a/qal/linux/src/qal_vbus_dev.c b/qal/linux/src/qal_vbus_dev.c
new file mode 100644
index 0000000000..396239cc60
--- /dev/null
+++ b/qal/linux/src/qal_vbus_dev.c
@@ -0,0 +1,252 @@
+/*
+ * 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: qal_vbus_dev
+ * This file provides OS dependent virtual bus device related APIs
+ */
+
+#include "qdf_util.h"
+#include "qal_vbus_dev.h"
+#include "qdf_module.h"
+#include <linux/of_gpio.h>
+#include <linux/clk.h>
+#include <linux/platform_device.h>
+#if LINUX_VERSION_CODE >= KERNEL_VERSION(3, 9, 0)
+#include <linux/reset.h>
+#endif
+
+QDF_STATUS
+qal_vbus_get_iorsc(int devnum, uint32_t flag, char *devname)
+{
+	int ret;
+
+	if (!devname)
+		return QDF_STATUS_E_INVAL;
+
+	ret = gpio_request_one(devnum, flag, devname);
+
+	return qdf_status_from_os_return(ret);
+}
+
+qdf_export_symbol(qal_vbus_get_iorsc);
+
+QDF_STATUS
+qal_vbus_release_iorsc(int devnum)
+{
+	if (devnum <= 0)
+		return QDF_STATUS_E_INVAL;
+
+	gpio_free(devnum);
+
+	return QDF_STATUS_SUCCESS;
+}
+
+qdf_export_symbol(qal_vbus_release_iorsc);
+
+QDF_STATUS
+qal_vbus_enable_devclk(struct qdf_dev_clk *clk)
+{
+	int ret;
+
+	if (!clk)
+		return QDF_STATUS_E_INVAL;
+
+	ret = clk_prepare_enable((struct clk *)clk);
+
+	return qdf_status_from_os_return(ret);
+}
+
+qdf_export_symbol(qal_vbus_enable_devclk);
+
+QDF_STATUS
+qal_vbus_disable_devclk(struct qdf_dev_clk *clk)
+{
+	if (!clk)
+		return QDF_STATUS_E_INVAL;
+
+	clk_disable_unprepare((struct clk *)clk);
+
+	return QDF_STATUS_SUCCESS;
+}
+
+qdf_export_symbol(qal_vbus_disable_devclk);
+
+#if LINUX_VERSION_CODE >= KERNEL_VERSION(3, 9, 0)
+QDF_STATUS
+qal_vbus_get_dev_rstctl(struct qdf_pfm_hndl *pfhndl, const char *state,
+			struct qdf_vbus_rstctl **rstctl)
+{
+	struct platform_device *pfdev;
+	struct reset_control *rsctl;
+
+	if (!pfhndl || !state)
+		return QDF_STATUS_E_INVAL;
+
+	pfdev = (struct platform_device *)pfhndl;
+	rsctl = reset_control_get(&pfdev->dev, state);
+
+	if (!rsctl)
+		return QDF_STATUS_E_FAILURE;
+
+	*rstctl = (struct qdf_vbus_rstctl *)rsctl;
+
+	return QDF_STATUS_SUCCESS;
+}
+#else
+QDF_STATUS
+qal_vbus_get_dev_rstctl(struct qdf_pfm_hndl *pfhndl, const char *state,
+			struct qdf_vbus_rstctl **rstctl)
+{
+	if (!pfhndl || !state)
+		return QDF_STATUS_E_INVAL;
+	*rstctl = NULL;
+
+	return QDF_STATUS_SUCCESS;
+}
+#endif
+
+qdf_export_symbol(qal_vbus_get_dev_rstctl);
+
+#if LINUX_VERSION_CODE >= KERNEL_VERSION(3, 9, 0)
+QDF_STATUS
+qal_vbus_release_dev_rstctl(struct qdf_pfm_hndl *pfhndl,
+			    struct qdf_vbus_rstctl *rstctl)
+{
+	if (!pfhndl || !rstctl)
+		return QDF_STATUS_E_INVAL;
+
+	reset_control_put((struct reset_control *)rstctl);
+
+	return QDF_STATUS_SUCCESS;
+}
+#else
+QDF_STATUS
+qal_release_dev_rstctl(struct qdf_pfm_hndl *pfhndl,
+		       struct qdf_vbus_rstctl *rstctl)
+{
+	if (!pfhndl || !rstctl)
+		return QDF_STATUS_E_INVAL;
+
+	return QDF_STATUS_E_FAILURE;
+}
+#endif
+
+qdf_export_symbol(qal_vbus_release_dev_rstctl);
+
+QDF_STATUS
+qal_vbus_activate_dev_rstctl(struct qdf_pfm_hndl *pfhndl,
+			     struct qdf_vbus_rstctl *rstctl)
+{
+	int ret;
+
+	if (!pfhndl || !rstctl)
+		return QDF_STATUS_E_INVAL;
+
+	ret = reset_control_assert((struct reset_control *)rstctl);
+
+	return qdf_status_from_os_return(ret);
+}
+
+qdf_export_symbol(qal_vbus_activate_dev_rstctl);
+
+QDF_STATUS
+qal_vbus_deactivate_dev_rstctl(struct qdf_pfm_hndl *pfhndl,
+			       struct qdf_vbus_rstctl *rstctl)
+{
+	int ret;
+
+	if (!pfhndl || !rstctl)
+		return QDF_STATUS_E_INVAL;
+
+	ret = reset_control_deassert((struct reset_control *)rstctl);
+
+	return qdf_status_from_os_return(ret);
+}
+
+qdf_export_symbol(qal_vbus_deactivate_dev_rstctl);
+
+QDF_STATUS
+qal_vbus_get_resource(struct qdf_pfm_hndl *pfhndl,
+		      struct qdf_vbus_resource **rsc,
+		      uint32_t restype, uint32_t residx)
+{
+	struct resource *rsrc;
+
+	if (!pfhndl)
+		return QDF_STATUS_E_INVAL;
+
+	rsrc = platform_get_resource((struct platform_device *)pfhndl,
+				     restype, residx);
+	if (!rsrc)
+		return QDF_STATUS_E_FAILURE;
+
+	*rsc = (struct qdf_vbus_resource *)rsrc;
+
+	return QDF_STATUS_SUCCESS;
+}
+
+qdf_export_symbol(qal_vbus_get_resource);
+
+QDF_STATUS
+qal_vbus_get_irq(struct qdf_pfm_hndl *pfhndl, const char *str, int *irq)
+{
+	int inum;
+
+	if (!pfhndl || !str)
+		return QDF_STATUS_E_INVAL;
+
+	inum = platform_get_irq_byname((struct platform_device *)pfhndl, str);
+
+	if (inum < 0)
+		return QDF_STATUS_E_FAULT;
+
+	*irq = inum;
+
+	return QDF_STATUS_SUCCESS;
+}
+
+qdf_export_symbol(qal_vbus_get_irq);
+
+QDF_STATUS
+qal_vbus_register_driver(struct qdf_pfm_drv *pfdev)
+{
+	int ret;
+
+	if (!pfdev)
+		return QDF_STATUS_E_INVAL;
+
+	ret = platform_driver_register((struct platform_driver *)pfdev);
+
+	return qdf_status_from_os_return(ret);
+}
+
+qdf_export_symbol(qal_vbus_register_driver);
+
+QDF_STATUS
+qal_vbus_deregister_driver(struct qdf_pfm_drv *pfdev)
+{
+	if (!pfdev)
+		return QDF_STATUS_E_INVAL;
+
+	platform_driver_unregister((struct platform_driver *)pfdev);
+
+	return QDF_STATUS_SUCCESS;
+}
+
+qdf_export_symbol(qal_vbus_deregister_driver);
diff --git a/qdf/Kbuild b/qdf/Kbuild
index e23840e569..ad992f7eaf 100644
--- a/qdf/Kbuild
+++ b/qdf/Kbuild
@@ -15,6 +15,7 @@ INCS += -Iinclude/nbuf -Iinclude/net -Iinclude/os
 INCS += -Inbuf/linux -Inet/linux -Ios/linux
 INCS += -I$(WLAN_TOP)/../../include
 INCS += -I$(WLAN_TOP)/cmn_dev/qdf/inc
+INCS += -I$(WLAN_TOP)/cmn_dev/qal/inc
 INCS += -I$(WLAN_TOP)/cmn_dev/qdf/linux/src
 INCS += -I$(obj)/$(HOST_CMN_CONVG_PTT)/inc \
         -I$(obj)/$(HOST_CMN_CONVG_NLINK)/inc \
@@ -34,22 +35,27 @@ endif
 
 qdf-objs :=                     \
 linux/src/qdf_defer.o  \
+linux/src/qdf_dev.o    \
 linux/src/qdf_event.o   \
+linux/src/qdf_file.o   \
 linux/src/qdf_list.o      \
 linux/src/qdf_lock.o       \
 linux/src/qdf_mc_timer.o    \
 linux/src/qdf_mem.o      \
 linux/src/qdf_module.o    \
+linux/src/qdf_net_if.o   \
 linux/src/qdf_nbuf.o       \
 linux/src/qdf_perf.o        \
 linux/src/qdf_threads.o     \
 linux/src/qdf_trace.o \
-linux/src/qdf_file.o \
+linux/src/qdf_vfs.o \
 src/qdf_flex_mem.o \
 src/qdf_parse.o \
 src/qdf_str.o \
 src/qdf_types.o \
-$(HOST_CMN_CONVG_NLINK)/src/wlan_nlink_srv.o
+$(HOST_CMN_CONVG_NLINK)/src/wlan_nlink_srv.o \
+$(HOST_CMN_CONVG_SRC)/qal/linux/src/qal_devcfg.o \
+$(HOST_CMN_CONVG_SRC)/qal/linux/src/qal_vbus_dev.o \
 #linux/src/qdf_net.o \
 #linux/src/qdf_net_event.o \
 #linux/src/qdf_net_ioctl.o
diff --git a/qdf/inc/qdf_dev.h b/qdf/inc/qdf_dev.h
new file mode 100644
index 0000000000..9a94e80763
--- /dev/null
+++ b/qdf/inc/qdf_dev.h
@@ -0,0 +1,85 @@
+/*
+ * 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: qdf_dev
+ * QCA driver framework (QDF) device management APIs
+ */
+
+#if !defined(__QDF_DEV_H)
+#define __QDF_DEV_H
+
+/* Include Files */
+#include <qdf_types.h>
+
+struct qdf_cpu_mask;
+struct qdf_devm;
+
+/**
+ * qdf_dev_alloc_mem() - allocate memory
+ * @qdfdev: Device handle
+ * @mrptr: Pointer to the allocated memory
+ * @reqsize: Allocation request in bytes
+ * @mask: Property mask to be associated to the allocated memory
+ *
+ * This function will acquire memory to be associated with a device
+ *
+ * Return: QDF_STATUS_SUCCESS on success
+ */
+QDF_STATUS
+qdf_dev_alloc_mem(qdf_device_t qdfdev, struct qdf_devm **mrptr,
+		  uint32_t reqsize, uint32_t mask);
+
+/**
+ * qdf_dev_release_mem() - release memory
+ * @qdfdev: Device handle
+ * @mrptr: Pointer to the allocated memory
+ *
+ * This function will acquire memory to be associated with a device
+ *
+ * Return: QDF_STATUS_SUCCESS on success
+ */
+QDF_STATUS
+qdf_dev_release_mem(qdf_device_t qdfdev, struct qdf_devm *mrptr);
+
+/**
+ * qdf_dev_modify_irq() - modify irq
+ * @irnum: irq number
+ * @cmask: Bitmap to be cleared for the property mask
+ * @smask: Bitmap to be set for the property mask
+ *
+ * This function will acquire memory to be associated with a device
+ *
+ * Return: QDF_STATUS_SUCCESS on success
+ */
+QDF_STATUS
+qdf_dev_modify_irq_status(uint32_t irnum, unsigned long cmask,
+			  unsigned long smask);
+
+/**
+ * qdf_dev_set_irq_affinity() - set irq affinity
+ * @irnum: irq number
+ * @cpmask: cpu affinity bitmap
+ *
+ * This function will set the affinity level for an irq
+ *
+ * Return: QDF_STATUS_SUCCESS on success
+ */
+QDF_STATUS
+qdf_dev_set_irq_affinity(uint32_t irnum, struct qdf_cpu_mask *cpmask);
+#endif
diff --git a/qdf/inc/qdf_net_if.h b/qdf/inc/qdf_net_if.h
new file mode 100644
index 0000000000..2f4ff1f2e2
--- /dev/null
+++ b/qdf/inc/qdf_net_if.h
@@ -0,0 +1,42 @@
+/*
+ * Copyright (c) 2014-2018 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: qdf_net_if
+ * QCA driver framework (QDF) network interface management APIs
+ */
+
+#if !defined(__QDF_NET_IF_H)
+#define __QDF_NET_IF_H
+
+/* Include Files */
+#include <qdf_types.h>
+
+struct qdf_net_if;
+
+/**
+ * qdf_net_if_create_dummy_if() - create dummy interface
+ * @nif: interface handle
+ *
+ * This function will create a dummy network interface
+ *
+ * Return: QDF_STATUS_SUCCESS on success
+ */
+QDF_STATUS
+qdf_net_if_create_dummy_if(struct qdf_net_if *nif);
+#endif
diff --git a/qdf/inc/qdf_vfs.h b/qdf/inc/qdf_vfs.h
new file mode 100644
index 0000000000..751c761621
--- /dev/null
+++ b/qdf/inc/qdf_vfs.h
@@ -0,0 +1,85 @@
+/*
+ * 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: qdf_vfs
+ * QCA driver framework (QDF) virtual filesystem management APIs
+ */
+
+#if !defined(__QDF_VFS_H)
+#define __QDF_VFS_H
+
+/* Include Files */
+#include <qdf_types.h>
+
+struct qdf_vfs_attr;
+struct qdf_vf_bin_attr;
+struct qdf_dev_obj;
+
+/**
+ * qdf_vfs_set_file_attributes() - set file attributes
+ * @devobj: Device object
+ * @attr: File attribute
+ *
+ * This function will set the attributes of a file
+ *
+ * Return: QDF_STATUS_SUCCESS on success
+ */
+QDF_STATUS
+qdf_vfs_set_file_attributes(struct qdf_dev_obj *devobj,
+			    struct qdf_vfs_attr *attr);
+
+/**
+ * qdf_vfs_clear_file_attributes() - clear file attributes
+ * @devobj: Device object
+ * @attr: File attribute
+ *
+ * This function will clear the attributes of a file
+ *
+ * Return: QDF_STATUS_SUCCESS on success
+ */
+QDF_STATUS
+qdf_vfs_clear_file_attributes(struct qdf_dev_obj *devobj,
+			      struct qdf_vfs_attr *attr);
+
+/**
+ * qdf_vfs_create_binfile() - create binfile
+ * @devobj: Device object
+ * @attr: File attribute
+ *
+ * This function will create a binary file
+ *
+ * Return: QDF_STATUS_SUCCESS on success
+ */
+QDF_STATUS
+qdf_vfs_create_binfile(struct qdf_dev_obj *devobj,
+		       struct qdf_vf_bin_attr *attr);
+
+/**
+ * qdf_vfs_delete_binfile() - delete binfile
+ * @devobj: Device object
+ * @attr: File attribute
+ *
+ * This function will delete a binary file
+ *
+ * Return: QDF_STATUS_SUCCESS on success
+ */
+QDF_STATUS
+qdf_vfs_delete_binfile(struct qdf_dev_obj *devobj,
+		       struct qdf_vf_bin_attr *attr);
+#endif
diff --git a/qdf/linux/src/qdf_dev.c b/qdf/linux/src/qdf_dev.c
new file mode 100644
index 0000000000..329bd6dfa9
--- /dev/null
+++ b/qdf/linux/src/qdf_dev.c
@@ -0,0 +1,91 @@
+/*
+ * 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: qdf_dev
+ * This file provides OS dependent device related APIs
+ */
+
+#include "qdf_dev.h"
+#include "qdf_mem.h"
+#include "qdf_util.h"
+#include "qdf_module.h"
+#include <linux/irq.h>
+
+QDF_STATUS
+qdf_dev_alloc_mem(qdf_device_t qdfdev, struct qdf_devm **mrptr,
+		  uint32_t reqsize, uint32_t mask)
+{
+	struct qdf_devm *mptr;
+
+	if (!qdfdev)
+		return QDF_STATUS_E_INVAL;
+
+	mptr = devm_kzalloc(qdfdev->dev, reqsize, mask);
+
+	if (!mrptr)
+		return QDF_STATUS_E_NOMEM;
+
+	*mrptr = mptr;
+
+	return QDF_STATUS_SUCCESS;
+}
+
+qdf_export_symbol(qdf_dev_alloc_mem);
+
+QDF_STATUS
+qdf_dev_release_mem(qdf_device_t qdfdev, struct qdf_devm *mrptr)
+{
+	if (!mrptr)
+		return QDF_STATUS_E_INVAL;
+
+	devm_kfree(qdfdev->dev, mrptr);
+
+	return QDF_STATUS_SUCCESS;
+}
+
+qdf_export_symbol(qdf_dev_release_mem);
+
+QDF_STATUS
+qdf_dev_modify_irq_status(uint32_t irnum, unsigned long cmask,
+			  unsigned long smask)
+{
+	if (irnum <= 0)
+		return QDF_STATUS_E_INVAL;
+
+	irq_modify_status(irnum, cmask, smask);
+
+	return QDF_STATUS_SUCCESS;
+}
+
+qdf_export_symbol(qdf_dev_modify_irq_status);
+
+QDF_STATUS
+qdf_dev_set_irq_affinity(uint32_t irnum, struct qdf_cpu_mask *cpmask)
+{
+	int ret;
+
+	if (irnum <= 0)
+		return QDF_STATUS_E_INVAL;
+
+	ret = irq_set_affinity_hint(irnum, (struct cpumask *)cpmask);
+
+	return qdf_status_from_os_return(ret);
+}
+
+qdf_export_symbol(qdf_dev_set_irq_affinity);
diff --git a/qdf/linux/src/qdf_net_if.c b/qdf/linux/src/qdf_net_if.c
new file mode 100644
index 0000000000..a247c74bf5
--- /dev/null
+++ b/qdf/linux/src/qdf_net_if.c
@@ -0,0 +1,43 @@
+/*
+ * 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: qdf_net_if
+ * This file provides OS dependent network interface related APIs
+ */
+
+#include "qdf_net_if.h"
+#include "qdf_types.h"
+#include "qdf_module.h"
+#include "qdf_util.h"
+#include <linux/netdevice.h>
+
+QDF_STATUS
+qdf_net_if_create_dummy_if(struct qdf_net_if *nif)
+{
+	int ret;
+
+	if (!nif)
+		return QDF_STATUS_E_INVAL;
+
+	ret = init_dummy_netdev((struct net_device *)nif);
+
+	return qdf_status_from_os_return(ret);
+}
+
+qdf_export_symbol(qdf_net_if_create_dummy_if);
diff --git a/qdf/linux/src/qdf_vfs.c b/qdf/linux/src/qdf_vfs.c
new file mode 100644
index 0000000000..aed94c608b
--- /dev/null
+++ b/qdf/linux/src/qdf_vfs.c
@@ -0,0 +1,90 @@
+/*
+ * 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: qdf_vfs
+ * This file provides OS dependent virtual fiesystem APIs
+ */
+
+#include "qdf_vfs.h"
+#include "qdf_util.h"
+#include "qdf_module.h"
+#include <linux/string.h>
+#include <linux/kobject.h>
+
+QDF_STATUS
+qdf_vfs_set_file_attributes(struct qdf_dev_obj *devobj,
+			    struct qdf_vfs_attr *attr)
+{
+	int ret;
+
+	if (!devobj || !attr)
+		return QDF_STATUS_E_INVAL;
+
+	ret = sysfs_create_group((struct kobject *)devobj,
+				 (struct attribute_group *)attr);
+
+	return qdf_status_from_os_return(ret);
+}
+
+qdf_export_symbol(qdf_vfs_set_file_attributes);
+
+QDF_STATUS
+qdf_vfs_clear_file_attributes(struct qdf_dev_obj *devobj,
+			      struct qdf_vfs_attr *attr)
+{
+	if (!devobj || !attr)
+		return QDF_STATUS_E_INVAL;
+
+	sysfs_remove_group((struct kobject *)devobj,
+			   (struct attribute_group *)attr);
+
+	return QDF_STATUS_SUCCESS;
+}
+
+qdf_export_symbol(qdf_vfs_clear_file_attributes);
+
+QDF_STATUS
+qdf_vfs_create_binfile(struct qdf_dev_obj *devobj, struct qdf_vf_bin_attr *attr)
+{
+	int ret;
+
+	if (!devobj || !attr)
+		return QDF_STATUS_E_INVAL;
+
+	ret = sysfs_create_bin_file((struct kobject *)devobj,
+				    (struct bin_attribute *)attr);
+
+	return qdf_status_from_os_return(ret);
+}
+
+qdf_export_symbol(qdf_vfs_create_binfile);
+
+QDF_STATUS
+qdf_vfs_delete_binfile(struct qdf_dev_obj *devobj, struct qdf_vf_bin_attr *attr)
+{
+	if (!devobj || !attr)
+		return QDF_STATUS_E_INVAL;
+
+	sysfs_remove_bin_file((struct kobject *)devobj,
+			      (struct bin_attribute *)attr);
+
+	return QDF_STATUS_SUCCESS;
+}
+
+qdf_export_symbol(qdf_vfs_delete_binfile);