diff --git a/qdf/inc/qdf_idr.h b/qdf/inc/qdf_idr.h
new file mode 100644
index 0000000000..7ad63aca89
--- /dev/null
+++ b/qdf/inc/qdf_idr.h
@@ -0,0 +1,82 @@
+/*
+ * 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_idr(ID Allocation)
+ * QCA driver framework (QDF) ID allocation APIs
+ */
+
+#if !defined(__QDF_IDR_H)
+#define __QDF_IDR_H
+
+/* Include Files */
+#include <qdf_types.h>
+#include <qdf_status.h>
+#include <i_qdf_idr.h>
+
+/**
+ * qdf_idr - platform idr object
+ */
+typedef __qdf_idr qdf_idr;
+
+/**
+ * qdf_idr_create() - idr initialization function
+ * @idp: pointer to qdf idr
+ *
+ * Return: QDF status
+ */
+QDF_STATUS qdf_idr_create(qdf_idr *idp);
+
+/**
+ * qdf_idr_destroy() - idr deinitialization function
+ * @idp: pointer to qdf idr
+ *
+ * Return: QDF status
+ */
+QDF_STATUS qdf_idr_destroy(qdf_idr *idp);
+
+/**
+ * qdf_idr_alloc() - Allocates an unused ID
+ * @idp: pointer to qdf idr
+ * @ptr: pointer to be associated with the new ID
+ * @id:  pointer to return new ID
+ *
+ * Return: QDF status
+ */
+QDF_STATUS qdf_idr_alloc(qdf_idr *idp, void *ptr, int32_t *id);
+
+/**
+ * qdf_idr_remove() - Removes this ID from the IDR.
+ * @idp: pointer to qdf idr
+ * @id:  ID to be remove
+ *
+ * Return: QDF status
+ */
+QDF_STATUS qdf_idr_remove(qdf_idr *idp, int32_t id);
+
+/**
+ * qdf_idr_find() - find the user pointer from the IDR by id.
+ * @idp: pointer to qdf idr
+ * @id:  ID to be remove
+ * @ptr: pointer to return user pointer for given ID
+ *
+ * Return: QDF status
+ */
+QDF_STATUS qdf_idr_find(qdf_idr *idp, int32_t id, void **ptr);
+
+#endif /* __QDF_IDR_H */
diff --git a/qdf/linux/src/i_qdf_idr.h b/qdf/linux/src/i_qdf_idr.h
new file mode 100644
index 0000000000..57b56c0311
--- /dev/null
+++ b/qdf/linux/src/i_qdf_idr.h
@@ -0,0 +1,42 @@
+/*
+ * 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: i_qdf_idr.h (ID Allocation)
+ * Linux-specific definitions for QDF ID Allocation API's
+ */
+
+#if !defined(__I_QDF_IDR_H)
+#define __I_QDF_IDR_H
+
+#include <linux/idr.h>
+#include <qdf_lock.h>
+
+/**
+ * struct __qdf_idr_s
+ * @lock: qdf spinlock
+ * @idr:  idr handler
+ */
+struct __qdf_idr_s {
+	qdf_spinlock_t lock;
+	struct idr idr;
+};
+
+typedef struct __qdf_idr_s __qdf_idr;
+
+#endif /* __I_QDF_IDR_H */
diff --git a/qdf/linux/src/qdf_idr.c b/qdf/linux/src/qdf_idr.c
new file mode 100644
index 0000000000..e6c2b7f343
--- /dev/null
+++ b/qdf/linux/src/qdf_idr.c
@@ -0,0 +1,142 @@
+/*
+ * 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_idr
+ * This file provides the ability to map an ID to a pointer
+ */
+
+/* Include files */
+#include <qdf_idr.h>
+#include <qdf_module.h>
+
+#define QDF_IDR_START     0x100
+#define QDF_IDR_END       0
+
+static int qdf_idr_gpf_flag(void)
+{
+	if (in_interrupt() || irqs_disabled() || in_atomic())
+		return GFP_ATOMIC;
+
+	return GFP_KERNEL;
+}
+
+#if LINUX_VERSION_CODE < KERNEL_VERSION(3, 9, 0)
+/**
+ * __qdf_idr_alloc() - Allocates an unused ID
+ * @idp:   pointer to qdf idr
+ * @ptr:   pointer to be associated with the new ID
+ * @start: the minimum ID
+ * @end:   the maximum ID
+ *
+ * Return: new ID
+ */
+static inline int32_t
+__qdf_idr_alloc(qdf_idr *idp, void *ptr, int32_t start, int32_t end)
+{
+	int32_t id = 0;
+
+	idr_get_new(&idp->idr, ptr, &id);
+
+	return id;
+}
+#else
+static inline int32_t
+__qdf_idr_alloc(qdf_idr *idp, void *ptr, int32_t start, int32_t end)
+{
+	return idr_alloc(&idp->idr, ptr, start, end, qdf_idr_gpf_flag());
+}
+#endif
+
+QDF_STATUS qdf_idr_create(qdf_idr *idp)
+{
+	if (!idp)
+		return QDF_STATUS_E_INVAL;
+
+	qdf_spinlock_create(&idp->lock);
+
+	idr_init(&idp->idr);
+
+	return QDF_STATUS_SUCCESS;
+}
+
+qdf_export_symbol(qdf_idr_create);
+
+QDF_STATUS qdf_idr_destroy(qdf_idr *idp)
+{
+	if (!idp)
+		return QDF_STATUS_E_INVAL;
+
+	qdf_spinlock_destroy(&idp->lock);
+	idr_destroy(&idp->idr);
+
+	return QDF_STATUS_SUCCESS;
+}
+
+qdf_export_symbol(qdf_idr_destroy);
+
+QDF_STATUS qdf_idr_alloc(qdf_idr *idp, void *ptr, int32_t *id)
+{
+	int local_id;
+
+	if (!idp || !ptr)
+		return QDF_STATUS_E_INVAL;
+
+	qdf_spinlock_acquire(&idp->lock);
+	local_id = __qdf_idr_alloc(idp, ptr, QDF_IDR_START, QDF_IDR_END);
+	qdf_spinlock_release(&idp->lock);
+	if (local_id < QDF_IDR_START)
+		return QDF_STATUS_E_FAILURE;
+
+	*id = local_id;
+
+	return QDF_STATUS_SUCCESS;
+}
+
+qdf_export_symbol(qdf_idr_alloc);
+
+QDF_STATUS qdf_idr_remove(qdf_idr *idp, int32_t id)
+{
+	if (!idp || id < QDF_IDR_START)
+		return QDF_STATUS_E_INVAL;
+
+	qdf_spinlock_acquire(&idp->lock);
+	idr_remove(&idp->idr, id);
+	qdf_spinlock_release(&idp->lock);
+
+	return QDF_STATUS_SUCCESS;
+}
+
+qdf_export_symbol(qdf_idr_remove);
+
+QDF_STATUS qdf_idr_find(qdf_idr *idp, int32_t id, void **ptr)
+{
+	if (!ptr || (id < QDF_IDR_START))
+		return QDF_STATUS_E_INVAL;
+
+	qdf_spinlock_acquire(&idp->lock);
+	*ptr = idr_find(&idp->idr, id);
+	qdf_spinlock_release(&idp->lock);
+	if (!ptr)
+		return QDF_STATUS_E_INVAL;
+	else
+		return QDF_STATUS_SUCCESS;
+}
+
+qdf_export_symbol(qdf_idr_find);
+