qcacmn: Enhancement of OS abstraction API's

The API's added in qal & qdf for abstracting the OS calls are inlined and moved to the OS-specific src directories. Change-Id: I9c9c2cbba7702c97fbe343ceb63b330c2296084d
2019-03-04 18:56:54 +05:30
--- a/qal/inc/qal_devcfg.h
+++ b/qal/inc/qal_devcfg.h
@@ -1,5 +1,5 @@
 /*
- * Copyright (c) 2014-2018 The Linux Foundation. All rights reserved.
+ * Copyright (c) 2014-2019 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
@@ -21,12 +21,14 @@
 * QCA abstraction layer (QAL) device config APIs
 */

-#if !defined(__QDF_DEVCFG_H)
-#define __QDF_DEVCFG_H
+#if !defined(__QAL_DEVCFG_H)
+#define __QAL_DEVCFG_H

 /* Include Files */
 #include <qdf_types.h>
+#include <i_qal_devcfg.h>

+#ifdef ENHANCED_OS_ABSTRACTION
 /**
 * qal_devcfg_send_response() - send devcfg response
 * @cfgbuf: response buffer
@@ -37,4 +39,11 @@
 */
 QDF_STATUS
 qal_devcfg_send_response(qdf_nbuf_t cfgbuf);
+#else
+static inline QDF_STATUS
+qal_devcfg_send_response(qdf_nbuf_t cfgbuf)
+{
+	return __qal_devcfg_send_response(cfgbuf);
+}
 #endif
+#endif /* __QAL_DEVCFG_H */
--- a/qal/inc/qal_vbus_dev.h
+++ b/qal/inc/qal_vbus_dev.h
@@ -1,5 +1,5 @@
 /*
- * Copyright (c) 2018 The Linux Foundation. All rights reserved.
+ * Copyright (c) 2018-2019 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
@@ -21,11 +21,12 @@
 * QCA abstraction layer (QAL) virtual bus management APIs
 */

-#if !defined(__QDF_VBUS_DEV_H)
-#define __QDF_VBUS_DEV_H
+#if !defined(__QAL_VBUS_DEV_H)
+#define __QAL_VBUS_DEV_H

 /* Include Files */
 #include <qdf_types.h>
+#include <i_qal_vbus_dev.h>

 struct qdf_vbus_resource;
 struct qdf_vbus_rstctl;
@@ -33,6 +34,7 @@ struct qdf_dev_clk;
 struct qdf_pfm_hndl;
 struct qdf_pfm_drv;

+#ifdef ENHANCED_OS_ABSTRACTION
 /**
 * qal_vbus_get_iorsc() - acquire io resource
 * @devnum: Device Number
@@ -182,4 +184,83 @@ qal_vbus_register_driver(struct qdf_pfm_drv *pfdev);
 */
 QDF_STATUS
 qal_vbus_deregister_driver(struct qdf_pfm_drv *pfdev);
+#else
+static inline QDF_STATUS
+qal_vbus_get_iorsc(int devnum, uint32_t flag, char *devname)
+{
+	return __qal_vbus_get_iorsc(devnum, flag, devname);
+}
+
+static inline QDF_STATUS
+qal_vbus_release_iorsc(int devnum)
+{
+	return __qal_vbus_release_iorsc(devnum);
+}
+
+static inline QDF_STATUS
+qal_vbus_enable_devclk(struct qdf_dev_clk *clk)
+{
+	return __qal_vbus_enable_devclk(clk);
+}
+
+static inline QDF_STATUS
+qal_vbus_disable_devclk(struct qdf_dev_clk *clk)
+{
+	return __qal_vbus_disable_devclk(clk);
+}
+
+static inline QDF_STATUS
+qal_vbus_get_dev_rstctl(struct qdf_pfm_hndl *pfhndl, const char *state,
+			struct qdf_vbus_rstctl **rstctl)
+{
+	return __qal_vbus_get_dev_rstctl(pfhndl, state, rstctl);
+}
+
+static inline QDF_STATUS
+qal_vbus_release_dev_rstctl(struct qdf_pfm_hndl *pfhndl,
+			    struct qdf_vbus_rstctl *rstctl)
+{
+	return __qal_vbus_release_dev_rstctl(pfhndl, rstctl);
+}
+
+static inline QDF_STATUS
+qal_vbus_activate_dev_rstctl(struct qdf_pfm_hndl *pfhndl,
+			     struct qdf_vbus_rstctl *rstctl)
+{
+	return __qal_vbus_activate_dev_rstctl(pfhndl, rstctl);
+}
+
+static inline QDF_STATUS
+qal_vbus_deactivate_dev_rstctl(struct qdf_pfm_hndl *pfhndl,
+			       struct qdf_vbus_rstctl *rstctl)
+{
+	return __qal_vbus_deactivate_dev_rstctl(pfhndl, rstctl);
+}
+
+static inline QDF_STATUS
+qal_vbus_get_resource(struct qdf_pfm_hndl *pfhndl,
+		      struct qdf_vbus_resource **rsc, uint32_t restype,
+		      uint32_t residx)
+{
+	return __qal_vbus_get_resource(pfhndl, rsc, restype, residx);
+}
+
+static inline QDF_STATUS
+qal_vbus_get_irq(struct qdf_pfm_hndl *pfhndl, const char *str, int *irq)
+{
+	return __qal_vbus_get_irq(pfhndl, str, irq);
+}
+
+static inline QDF_STATUS
+qal_vbus_register_driver(struct qdf_pfm_drv *pfdev)
+{
+	return __qal_vbus_register_driver(pfdev);
+}
+
+static inline QDF_STATUS
+qal_vbus_deregister_driver(struct qdf_pfm_drv *pfdev)
+{
+	return __qal_vbus_deregister_driver(pfdev);
+}
 #endif
+#endif  /* __QAL_VBUS_DEV_H */
--- a/qal/linux/src/i_qal_devcfg.h
+++ b/qal/linux/src/i_qal_devcfg.h
@@ -0,0 +1,46 @@
+/*
+ * 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: qal_devcfg
+ * QCA abstraction layer (QAL) device config APIs
+ */
+
+#if !defined(__I_QAL_DEVCFG_H)
+#define __I_QAL_DEVCFG_H
+
+/* Include Files */
+#include <qdf_types.h>
+#include <net/cfg80211.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
+ */
+static inline QDF_STATUS
+__qal_devcfg_send_response(qdf_nbuf_t cfgbuf)
+{
+	cfg80211_vendor_cmd_reply(cfgbuf);
+
+	return QDF_STATUS_SUCCESS;
+}
+#endif /* __I_QAL_DEVCFG_H */
--- a/qal/linux/src/i_qal_vbus_dev.h
+++ b/qal/linux/src/i_qal_vbus_dev.h
@@ -0,0 +1,266 @@
+/*
+ * 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: qal_vbus_dev
+ * QCA abstraction layer (QAL) virtual bus management APIs
+ */
+
+#if !defined(__I_QAL_VBUS_DEV_H)
+#define __I_QAL_VBUS_DEV_H
+
+/* Include Files */
+#include <qdf_types.h>
+#include "qdf_util.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
+
+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
+ */
+static inline QDF_STATUS
+__qal_vbus_get_iorsc(int devnum, uint32_t flag, char *devname)
+{
+	int ret;
+
+	ret = gpio_request_one(devnum, flag, devname);
+
+	return qdf_status_from_os_return(ret);
+}
+
+/**
+ * __qal_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
+ */
+static inline QDF_STATUS
+__qal_vbus_release_iorsc(int devnum)
+{
+	gpio_free(devnum);
+	return QDF_STATUS_SUCCESS;
+}
+
+/**
+ * __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
+ */
+static inline QDF_STATUS
+__qal_vbus_enable_devclk(struct qdf_dev_clk *clk)
+{
+	int ret;
+
+	ret = clk_prepare_enable((struct clk *)clk);
+
+	return qdf_status_from_os_return(ret);
+}
+
+/**
+ * __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
+ */
+static inline QDF_STATUS
+__qal_vbus_disable_devclk(struct qdf_dev_clk *clk)
+{
+	clk_disable_unprepare((struct clk *)clk);
+
+	return QDF_STATUS_SUCCESS;
+}
+
+/**
+ * __qal_vbus_get_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
+ */
+static inline QDF_STATUS
+__qal_vbus_get_dev_rstctl(struct qdf_pfm_hndl *pfhndl, const char *state,
+			  struct qdf_vbus_rstctl **rstctl)
+{
+	struct reset_control *rsctl;
+#if LINUX_VERSION_CODE >= KERNEL_VERSION(3, 9, 0)
+	rsctl = reset_control_get_optional((struct device *)pfhndl, state);
+#else
+	rsctl = NULL;
+#endif
+	*rstctl = (struct qdf_vbus_rstctl *)rsctl;
+	return QDF_STATUS_SUCCESS;
+}
+
+/**
+ * __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
+ */
+static inline QDF_STATUS
+__qal_vbus_release_dev_rstctl(struct qdf_pfm_hndl *pfhndl,
+			      struct qdf_vbus_rstctl *rstctl)
+{
+	reset_control_put((struct reset_control *)rstctl);
+	return QDF_STATUS_SUCCESS;
+}
+
+/**
+ * __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
+ */
+static inline QDF_STATUS
+__qal_vbus_activate_dev_rstctl(struct qdf_pfm_hndl *pfhndl,
+			       struct qdf_vbus_rstctl *rstctl)
+{
+	reset_control_assert((struct reset_control *)rstctl);
+	return QDF_STATUS_SUCCESS;
+}
+
+/**
+ * __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
+ */
+static inline QDF_STATUS
+__qal_vbus_deactivate_dev_rstctl(struct qdf_pfm_hndl *pfhndl,
+				 struct qdf_vbus_rstctl *rstctl)
+{
+	reset_control_deassert((struct reset_control *)rstctl);
+	return QDF_STATUS_SUCCESS;
+}
+
+/**
+ * __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
+ */
+static inline 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;
+
+	rsrc = platform_get_resource((struct platform_device *)pfhndl,
+				     restype, residx);
+	*rsc = (struct qdf_vbus_resource *)rsrc;
+	return QDF_STATUS_SUCCESS;
+}
+
+/**
+ * __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
+ */
+static inline QDF_STATUS
+__qal_vbus_get_irq(struct qdf_pfm_hndl *pfhndl, const char *str, int *irq)
+{
+	*irq = platform_get_irq_byname((struct platform_device *)pfhndl, str);
+
+	if (*irq < 0)
+		return QDF_STATUS_E_FAULT;
+
+	return QDF_STATUS_SUCCESS;
+}
+
+/**
+ * __qal_vbus_register_driver() - register driver
+ * @pfdev: Device handle
+ *
+ * This function will initialize a device
+ *
+ * Return: QDF_STATUS_SUCCESS on success
+ */
+static inline QDF_STATUS
+__qal_vbus_register_driver(struct qdf_pfm_drv *pfdev)
+{
+	int ret;
+
+	ret = platform_driver_register((struct platform_driver *)pfdev);
+
+	return qdf_status_from_os_return(ret);
+}
+
+/**
+ * __qal_vbus_deregister_driver() - deregister driver
+ * @pfdev: Device handle
+ *
+ * This function will deregister the driver for a device
+ *
+ * Return: QDF_STATUS_SUCCESS on success
+ */
+static inline QDF_STATUS
+__qal_vbus_deregister_driver(struct qdf_pfm_drv *pfdev)
+{
+	platform_driver_unregister((struct platform_driver *)pfdev);
+
+	return QDF_STATUS_SUCCESS;
+}
+#endif /* __I_QAL_VBUS_DEV_H */
--- a/qdf/Kbuild
+++ b/qdf/Kbuild
@@ -18,6 +18,7 @@ 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)/component_dev/qal/inc
+INCS += -I$(WLAN_TOP)/cmn_dev/qal/linux/src
 INCS += -I$(WLAN_TOP)/cmn_dev/qdf/linux/src
 INCS += -I$(obj)/$(HOST_CMN_CONVG_PTT)/inc \
        -I$(obj)/$(HOST_CMN_CONVG_NLINK)/inc \
@@ -58,8 +59,8 @@ src/qdf_str.o \
 src/qdf_types.o \
 src/qdf_platform.o \
 $(HOST_CMN_CONVG_NLINK)/src/wlan_nlink_srv.o \
-$(HOST_CMN_CONVG_SRC)/qal/linux/src/qal_devcfg.o \
-$(HOST_CMN_CONVG_SRC)/qal/linux/src/qal_vbus_dev.o \
+$(HOST_QAL_SRC)/linux/src/qal_devcfg.o \
+$(HOST_QAL_SRC)/linux/src/qal_vbus_dev.o \
 $(HOST_QAL_SRC)/linux/src/qal_streamfs.o \
 #linux/src/qdf_net.o \
 #linux/src/qdf_net_event.o \
--- a/qdf/inc/qdf_dev.h
+++ b/qdf/inc/qdf_dev.h
@@ -1,5 +1,5 @@
 /*
- * Copyright (c) 2018 The Linux Foundation. All rights reserved.
+ * Copyright (c) 2018-2019 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
@@ -26,11 +26,13 @@

 /* Include Files */
 #include <qdf_types.h>
+#include "i_qdf_dev.h"

 struct qdf_cpu_mask;
 struct qdf_devm;
 struct qdf_dev;

+#ifdef ENHANCED_OS_ABSTRACTION
 /**
 * qdf_dev_alloc_mem() - allocate memory
 * @qdfdev: Device handle
@@ -83,4 +85,31 @@ qdf_dev_modify_irq_status(uint32_t irnum, unsigned long cmask,
 */
 QDF_STATUS
 qdf_dev_set_irq_affinity(uint32_t irnum, struct qdf_cpu_mask *cpmask);
+#else
+static inline QDF_STATUS
+qdf_dev_alloc_mem(struct qdf_dev *qdfdev, struct qdf_devm **mrptr,
+		  uint32_t reqsize, uint32_t mask)
+{
+	return __qdf_dev_alloc_mem(qdfdev, mrptr, reqsize, mask);
+}
+
+static inline QDF_STATUS
+qdf_dev_release_mem(struct qdf_dev *qdfdev, struct qdf_devm *mrptr)
+{
+	return __qdf_dev_release_mem(qdfdev, mrptr);
+}
+
+static inline QDF_STATUS
+qdf_dev_modify_irq_status(uint32_t irnum, unsigned long cmask,
+			  unsigned long smask)
+{
+	return __qdf_dev_modify_irq_status(irnum, cmask, smask);
+}
+
+static inline QDF_STATUS
+qdf_dev_set_irq_affinity(uint32_t irnum, struct qdf_cpu_mask *cpmask)
+{
+	return __qdf_dev_set_irq_affinity(irnum, cpmask);
+}
 #endif
+#endif /* __QDF_DEV_H */
--- a/qdf/inc/qdf_net_if.h
+++ b/qdf/inc/qdf_net_if.h
@@ -1,5 +1,5 @@
 /*
- * Copyright (c) 2014-2018 The Linux Foundation. All rights reserved.
+ * Copyright (c) 2014-2019 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
@@ -26,9 +26,11 @@

 /* Include Files */
 #include <qdf_types.h>
+#include <i_qdf_net_if.h>

 struct qdf_net_if;

+#ifdef ENHANCED_OS_ABSTRACTION
 /**
 * qdf_net_if_create_dummy_if() - create dummy interface
 * @nif: interface handle
@@ -39,4 +41,11 @@ struct qdf_net_if;
 */
 QDF_STATUS
 qdf_net_if_create_dummy_if(struct qdf_net_if *nif);
+#else
+static inline QDF_STATUS
+qdf_net_if_create_dummy_if(struct qdf_net_if *nif)
+{
+	return __qdf_net_if_create_dummy_if(nif);
+}
 #endif
+#endif /* __QDF_NET_IF_H */
--- a/qdf/inc/qdf_vfs.h
+++ b/qdf/inc/qdf_vfs.h
@@ -1,5 +1,5 @@
 /*
- * Copyright (c) 2018 The Linux Foundation. All rights reserved.
+ * Copyright (c) 2018-2019 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
@@ -31,6 +31,7 @@ struct qdf_vfs_attr;
 struct qdf_vf_bin_attr;
 struct qdf_dev_obj;

+#ifdef ENHANCED_OS_ABSTRACTION
 /**
 * qdf_vfs_set_file_attributes() - set file attributes
 * @devobj: Device object
@@ -82,4 +83,33 @@ qdf_vfs_create_binfile(struct qdf_dev_obj *devobj,
 QDF_STATUS
 qdf_vfs_delete_binfile(struct qdf_dev_obj *devobj,
 		       struct qdf_vf_bin_attr *attr);
+#else
+static inline QDF_STATUS
+qdf_vfs_set_file_attributes(struct qdf_dev_obj *devobj,
+			    struct qdf_vfs_attr *attr)
+{
+	return __qdf_vfs_set_file_attributes(devobj, attr);
+}
+
+static inline QDF_STATUS
+qdf_vfs_clear_file_attributes(struct qdf_dev_obj *devobj,
+			      struct qdf_vfs_attr *attr)
+{
+	return __qdf_vfs_clear_file_attributes(devobj, attr);
+}
+
+statuc inline QDF_STATUS
+qdf_vfs_create_binfile(struct qdf_dev_obj *devobj,
+		       struct qdf_vf_bin_attr *attr)
+{
+	return __qdf_vfs_create_binfile(devobj, attr);
+}
+
+static inline QDF_STATUS
+qdf_vfs_delete_binfile(struct qdf_dev_obj *devobj,
+		       struct qdf_vf_bin_attr *attr)
+{
+	return __qdf_vfs_delete_binfile(devobj, attr);
+}
 #endif
+#endif /* __QDF_VFS_H */
--- a/qdf/linux/src/i_qdf_dev.h
+++ b/qdf/linux/src/i_qdf_dev.h
@@ -0,0 +1,113 @@
+/*
+ * 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: qdf_dev
+ * QCA driver framework (QDF) device management APIs
+ */
+
+#if !defined(__I_QDF_DEV_H)
+#define __I_QDF_DEV_H
+
+/* Include Files */
+#include <qdf_types.h>
+#include "qdf_util.h"
+#include <linux/irq.h>
+
+struct qdf_cpu_mask;
+struct qdf_devm;
+struct qdf_dev;
+
+/**
+ * __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
+ */
+static inline QDF_STATUS
+__qdf_dev_alloc_mem(struct qdf_dev *qdfdev, struct qdf_devm **mrptr,
+		    uint32_t reqsize, uint32_t mask)
+{
+	*mrptr = devm_kzalloc((struct device *)qdfdev, reqsize, mask);
+
+	if (!*mrptr)
+		return QDF_STATUS_E_NOMEM;
+
+	return QDF_STATUS_SUCCESS;
+}
+
+/**
+ * __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
+ */
+static inline QDF_STATUS
+__qdf_dev_release_mem(struct qdf_dev *qdfdev, struct qdf_devm *mrptr)
+{
+	devm_kfree((struct device *)qdfdev, mrptr);
+
+	return QDF_STATUS_SUCCESS;
+}
+
+/**
+ * __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 modify the properties of the irq associated with a device
+ *
+ * Return: QDF_STATUS_SUCCESS on success
+ */
+static inline QDF_STATUS
+__qdf_dev_modify_irq_status(uint32_t irnum, unsigned long cmask,
+			    unsigned long smask)
+{
+	irq_modify_status(irnum, cmask, smask);
+
+	return QDF_STATUS_SUCCESS;
+}
+
+/**
+ * __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
+ */
+static inline QDF_STATUS
+__qdf_dev_set_irq_affinity(uint32_t irnum, struct qdf_cpu_mask *cpmask)
+{
+	int ret;
+
+	ret = irq_set_affinity_hint(irnum, (struct cpumask *)cpmask);
+
+	return qdf_status_from_os_return(ret);
+}
+#endif /* __I_QDF_DEV_H */
--- a/qdf/linux/src/i_qdf_net_if.h
+++ b/qdf/linux/src/i_qdf_net_if.h
@@ -0,0 +1,51 @@
+/*
+ * 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: qdf_net_if
+ * QCA driver framework (QDF) network interface management APIs
+ */
+
+#if !defined(__I_QDF_NET_IF_H)
+#define __I_QDF_NET_IF_H
+
+/* Include Files */
+#include <qdf_types.h>
+#include <qdf_util.h>
+#include <linux/netdevice.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
+ */
+static inline QDF_STATUS
+__qdf_net_if_create_dummy_if(struct qdf_net_if *nif)
+{
+	int ret;
+
+	ret = init_dummy_netdev((struct net_device *)nif);
+
+	return qdf_status_from_os_return(ret);
+}
+#endif /*__I_QDF_NET_IF_H */
--- a/qdf/linux/src/i_qdf_vfs.h
+++ b/qdf/linux/src/i_qdf_vfs.h
@@ -0,0 +1,113 @@
+/*
+ * 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: qdf_vfs
+ * QCA driver framework (QDF) virtual filesystem management APIs
+ */
+
+#if !defined(__I_QDF_VFS_H)
+#define __I_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
+ */
+static inline QDF_STATUS
+__qdf_vfs_set_file_attributes(struct qdf_dev_obj *devobj,
+			      struct qdf_vfs_attr *attr)
+{
+	int ret;
+
+	ret = sysfs_create_group((struct kobject *)devobj,
+				 (struct attribute_group *)attr);
+
+	return qdf_status_from_os_return(ret);
+}
+
+/**
+ * __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
+ */
+static inline QDF_STATUS
+__qdf_vfs_clear_file_attributes(struct qdf_dev_obj *devobj,
+				struct qdf_vfs_attr *attr)
+{
+	sysfs_remove_group((struct kobject *)devobj,
+			   (struct attribute_group *)attr);
+
+	return QDF_STATUS_SUCCESS;
+}
+
+/**
+ * __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
+ */
+statuc inline QDF_STATUS
+__qdf_vfs_create_binfile(struct qdf_dev_obj *devobj,
+			 struct qdf_vf_bin_attr *attr)
+{
+	int ret;
+
+	ret = sysfs_create_bin_file((struct kobject *)devobj,
+				    (struct bin_attribute *)attr);
+
+	return qdf_status_from_os_return(ret);
+}
+
+/**
+ * __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
+ */
+static inline QDF_STATUS
+__qdf_vfs_delete_binfile(struct qdf_dev_obj *devobj,
+			 struct qdf_vf_bin_attr *attr)
+{
+	sysfs_remove_bin_file((struct kobject *)devobj,
+			      (struct bin_attribute *)attr);
+
+	return QDF_STATUS_SUCCESS;
+}
+#endif /* __I_QDF_VFS_H */