qcacmn: Abstraction mechanism for OS API's

Provide support for abstraction layer for OS API's.

Change-Id: I1f51350c2ae4c35330aa7355e9cd20fa28aad194
CRs-Fixed: 2222560

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);

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);

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);