[dpdk-dev,v2,11/19] null pmd: move null PMD to drivers/net directory

diff --git a/drivers/net/Makefile b/drivers/net/Makefile
index b73a0bc..bbed6f8 100644
--- a/drivers/net/Makefile
+++ b/drivers/net/Makefile
@@ -39,12 +39,12 @@  DIRS-$(CONFIG_RTE_LIBRTE_FM10K_PMD) += fm10k
 DIRS-$(CONFIG_RTE_LIBRTE_I40E_PMD) += i40e
 DIRS-$(CONFIG_RTE_LIBRTE_IXGBE_PMD) += ixgbe
 DIRS-$(CONFIG_RTE_LIBRTE_MLX4_PMD) += mlx4
+DIRS-$(CONFIG_RTE_LIBRTE_PMD_NULL) += null
 #DIRS-$(CONFIG_RTE_LIBRTE_PMD_RING) += librte_pmd_ring
 #DIRS-$(CONFIG_RTE_LIBRTE_PMD_PCAP) += librte_pmd_pcap
 #DIRS-$(CONFIG_RTE_LIBRTE_VIRTIO_PMD) += librte_pmd_virtio
 #DIRS-$(CONFIG_RTE_LIBRTE_VMXNET3_PMD) += librte_pmd_vmxnet3
 #DIRS-$(CONFIG_RTE_LIBRTE_PMD_XENVIRT) += librte_pmd_xenvirt
-#DIRS-$(CONFIG_RTE_LIBRTE_PMD_NULL) += librte_pmd_null
 
 include $(RTE_SDK)/mk/rte.sharelib.mk
 include $(RTE_SDK)/mk/rte.subdir.mk
diff --git a/drivers/net/null/Makefile b/drivers/net/null/Makefile
new file mode 100644
index 0000000..6472015
--- /dev/null
+++ b/drivers/net/null/Makefile
@@ -0,0 +1,62 @@ 
+#   BSD LICENSE
+#
+#   Copyright (C) IGEL Co.,Ltd.
+#   All rights reserved.
+#
+#   Redistribution and use in source and binary forms, with or without
+#   modification, are permitted provided that the following conditions
+#   are met:
+#
+#     * Redistributions of source code must retain the above copyright
+#       notice, this list of conditions and the following disclaimer.
+#     * Redistributions in binary form must reproduce the above copyright
+#       notice, this list of conditions and the following disclaimer in
+#       the documentation and/or other materials provided with the
+#       distribution.
+#     * Neither the name of IGEL Co.,Ltd. nor the names of its
+#       contributors may be used to endorse or promote products derived
+#       from this software without specific prior written permission.
+#
+#   THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
+#   "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
+#   LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
+#   A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
+#   OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
+#   SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
+#   LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
+#   DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
+#   THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
+#   (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
+#   OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
+
+include $(RTE_SDK)/mk/rte.vars.mk
+
+#
+# library name
+#
+LIB = librte_pmd_null.a
+
+CFLAGS += -O3
+CFLAGS += $(WERROR_FLAGS)
+
+EXPORT_MAP := rte_pmd_null_version.map
+
+LIBABIVER := 1
+
+#
+# all source are stored in SRCS-y
+#
+SRCS-$(CONFIG_RTE_LIBRTE_PMD_NULL) += rte_eth_null.c
+
+#
+# Export include files
+#
+SYMLINK-y-include +=
+
+# this lib depends upon:
+DEPDIRS-$(CONFIG_RTE_LIBRTE_PMD_NULL) += lib/librte_mbuf
+DEPDIRS-$(CONFIG_RTE_LIBRTE_PMD_NULL) += lib/librte_ether
+DEPDIRS-$(CONFIG_RTE_LIBRTE_PMD_NULL) += lib/librte_malloc
+DEPDIRS-$(CONFIG_RTE_LIBRTE_PMD_NULL) += lib/librte_kvargs
+
+include $(RTE_SDK)/mk/rte.lib.mk
diff --git a/drivers/net/null/rte_eth_null.c b/drivers/net/null/rte_eth_null.c
new file mode 100644
index 0000000..5895065
--- /dev/null
+++ b/drivers/net/null/rte_eth_null.c
@@ -0,0 +1,585 @@ 
+/*-
+ *   BSD LICENSE
+ *
+ *   Copyright (C) IGEL Co.,Ltd.
+ *   All rights reserved.
+ *
+ *   Redistribution and use in source and binary forms, with or without
+ *   modification, are permitted provided that the following conditions
+ *   are met:
+ *
+ *     * Redistributions of source code must retain the above copyright
+ *       notice, this list of conditions and the following disclaimer.
+ *     * Redistributions in binary form must reproduce the above copyright
+ *       notice, this list of conditions and the following disclaimer in
+ *       the documentation and/or other materials provided with the
+ *       distribution.
+ *     * Neither the name of IGEL Co.,Ltd. nor the names of its
+ *       contributors may be used to endorse or promote products derived
+ *       from this software without specific prior written permission.
+ *
+ *   THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
+ *   "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
+ *   LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
+ *   A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
+ *   OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
+ *   SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
+ *   LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
+ *   DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
+ *   THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
+ *   (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
+ *   OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
+ */
+
+#include <rte_mbuf.h>
+#include <rte_ethdev.h>
+#include <rte_malloc.h>
+#include <rte_memcpy.h>
+#include <rte_dev.h>
+#include <rte_kvargs.h>
+
+#define ETH_NULL_PACKET_SIZE_ARG	"size"
+#define ETH_NULL_PACKET_COPY_ARG	"copy"
+
+static unsigned default_packet_size = 64;
+static unsigned default_packet_copy;
+
+static const char *valid_arguments[] = {
+	ETH_NULL_PACKET_SIZE_ARG,
+	ETH_NULL_PACKET_COPY_ARG,
+	NULL
+};
+
+struct pmd_internals;
+
+struct null_queue {
+	struct pmd_internals *internals;
+
+	struct rte_mempool *mb_pool;
+	struct rte_mbuf *dummy_packet;
+
+	rte_atomic64_t rx_pkts;
+	rte_atomic64_t tx_pkts;
+	rte_atomic64_t err_pkts;
+};
+
+struct pmd_internals {
+	unsigned packet_size;
+	unsigned packet_copy;
+	unsigned numa_node;
+
+	unsigned nb_rx_queues;
+	unsigned nb_tx_queues;
+
+	struct null_queue rx_null_queues[1];
+	struct null_queue tx_null_queues[1];
+};
+
+
+static struct ether_addr eth_addr = { .addr_bytes = {0} };
+static const char *drivername = "Null PMD";
+static struct rte_eth_link pmd_link = {
+	.link_speed = 10000,
+	.link_duplex = ETH_LINK_FULL_DUPLEX,
+	.link_status = 0
+};
+
+static uint16_t
+eth_null_rx(void *q, struct rte_mbuf **bufs, uint16_t nb_bufs)
+{
+	int i;
+	struct null_queue *h = q;
+	unsigned packet_size;
+
+	if ((q == NULL) || (bufs == NULL))
+		return 0;
+
+	packet_size = h->internals->packet_size;
+	for (i = 0; i < nb_bufs; i++) {
+		bufs[i] = rte_pktmbuf_alloc(h->mb_pool);
+		if (!bufs[i])
+			break;
+		bufs[i]->data_len = (uint16_t)packet_size;
+		bufs[i]->pkt_len = packet_size;
+		bufs[i]->nb_segs = 1;
+		bufs[i]->next = NULL;
+	}
+
+	rte_atomic64_add(&(h->rx_pkts), i);
+
+	return i;
+}
+
+static uint16_t
+eth_null_copy_rx(void *q, struct rte_mbuf **bufs, uint16_t nb_bufs)
+{
+	int i;
+	struct null_queue *h = q;
+	unsigned packet_size;
+
+	if ((q == NULL) || (bufs == NULL))
+		return 0;
+
+	packet_size = h->internals->packet_size;
+	for (i = 0; i < nb_bufs; i++) {
+		bufs[i] = rte_pktmbuf_alloc(h->mb_pool);
+		if (!bufs[i])
+			break;
+		rte_memcpy(rte_pktmbuf_mtod(bufs[i], void *), h->dummy_packet,
+					packet_size);
+		bufs[i]->data_len = (uint16_t)packet_size;
+		bufs[i]->pkt_len = packet_size;
+		bufs[i]->nb_segs = 1;
+		bufs[i]->next = NULL;
+	}
+
+	rte_atomic64_add(&(h->rx_pkts), i);
+
+	return i;
+}
+
+static uint16_t
+eth_null_tx(void *q, struct rte_mbuf **bufs, uint16_t nb_bufs)
+{
+	int i;
+	struct null_queue *h = q;
+
+	if ((q == NULL) || (bufs == NULL))
+		return 0;
+
+	for (i = 0; i < nb_bufs; i++)
+		rte_pktmbuf_free(bufs[i]);
+
+	rte_atomic64_add(&(h->tx_pkts), i);
+
+	return i;
+}
+
+static uint16_t
+eth_null_copy_tx(void *q, struct rte_mbuf **bufs, uint16_t nb_bufs)
+{
+	int i;
+	struct null_queue *h = q;
+	unsigned packet_size;
+
+	if ((q == NULL) || (bufs == NULL))
+		return 0;
+
+	packet_size = h->internals->packet_size;
+	for (i = 0; i < nb_bufs; i++) {
+		rte_memcpy(h->dummy_packet, rte_pktmbuf_mtod(bufs[i], void *),
+					packet_size);
+		rte_pktmbuf_free(bufs[i]);
+	}
+
+	rte_atomic64_add(&(h->tx_pkts), i);
+
+	return i;
+}
+
+static int
+eth_dev_configure(struct rte_eth_dev *dev __rte_unused) { return 0; }
+
+static int
+eth_dev_start(struct rte_eth_dev *dev)
+{
+	if (dev == NULL)
+		return -EINVAL;
+
+	dev->data->dev_link.link_status = 1;
+	return 0;
+}
+
+static void
+eth_dev_stop(struct rte_eth_dev *dev)
+{
+	if (dev == NULL)
+		return;
+
+	dev->data->dev_link.link_status = 0;
+}
+
+static int
+eth_rx_queue_setup(struct rte_eth_dev *dev, uint16_t rx_queue_id,
+		uint16_t nb_rx_desc __rte_unused,
+		unsigned int socket_id __rte_unused,
+		const struct rte_eth_rxconf *rx_conf __rte_unused,
+		struct rte_mempool *mb_pool)
+{
+	struct rte_mbuf *dummy_packet;
+	struct pmd_internals *internals;
+	unsigned packet_size;
+
+	if ((dev == NULL) || (mb_pool == NULL))
+		return -EINVAL;
+
+	if (rx_queue_id != 0)
+		return -ENODEV;
+
+	internals = dev->data->dev_private;
+	packet_size = internals->packet_size;
+
+	internals->rx_null_queues[rx_queue_id].mb_pool = mb_pool;
+	dev->data->rx_queues[rx_queue_id] =
+		&internals->rx_null_queues[rx_queue_id];
+	dummy_packet = rte_zmalloc_socket(NULL,
+			packet_size, 0, internals->numa_node);
+	if (dummy_packet == NULL)
+		return -ENOMEM;
+
+	internals->rx_null_queues[rx_queue_id].internals = internals;
+	internals->rx_null_queues[rx_queue_id].dummy_packet = dummy_packet;
+
+	return 0;
+}
+
+static int
+eth_tx_queue_setup(struct rte_eth_dev *dev, uint16_t tx_queue_id,
+		uint16_t nb_tx_desc __rte_unused,
+		unsigned int socket_id __rte_unused,
+		const struct rte_eth_txconf *tx_conf __rte_unused)
+{
+	struct rte_mbuf *dummy_packet;
+	struct pmd_internals *internals;
+	unsigned packet_size;
+
+	if (dev == NULL)
+		return -EINVAL;
+
+	if (tx_queue_id != 0)
+		return -ENODEV;
+
+	internals = dev->data->dev_private;
+	packet_size = internals->packet_size;
+
+	dev->data->tx_queues[tx_queue_id] =
+		&internals->tx_null_queues[tx_queue_id];
+	dummy_packet = rte_zmalloc_socket(NULL,
+			packet_size, 0, internals->numa_node);
+	if (dummy_packet == NULL)
+		return -ENOMEM;
+
+	internals->tx_null_queues[tx_queue_id].internals = internals;
+	internals->tx_null_queues[tx_queue_id].dummy_packet = dummy_packet;
+
+	return 0;
+}
+
+
+static void
+eth_dev_info(struct rte_eth_dev *dev,
+		struct rte_eth_dev_info *dev_info)
+{
+	struct pmd_internals *internals;
+
+	if ((dev == NULL) || (dev_info == NULL))
+		return;
+
+	internals = dev->data->dev_private;
+	dev_info->driver_name = drivername;
+	dev_info->max_mac_addrs = 1;
+	dev_info->max_rx_pktlen = (uint32_t)-1;
+	dev_info->max_rx_queues = (uint16_t)internals->nb_rx_queues;
+	dev_info->max_tx_queues = (uint16_t)internals->nb_tx_queues;
+	dev_info->min_rx_bufsize = 0;
+	dev_info->pci_dev = NULL;
+}
+
+static void
+eth_stats_get(struct rte_eth_dev *dev, struct rte_eth_stats *igb_stats)
+{
+	unsigned i, num_stats;
+	unsigned long rx_total = 0, tx_total = 0, tx_err_total = 0;
+	const struct pmd_internals *internal;
+
+	if ((dev == NULL) || (igb_stats == NULL))
+		return;
+
+	internal = dev->data->dev_private;
+	memset(igb_stats, 0, sizeof(*igb_stats));
+	num_stats = RTE_MIN((unsigned)RTE_ETHDEV_QUEUE_STAT_CNTRS,
+					internal->nb_rx_queues);
+	for (i = 0; i < num_stats; i++) {
+		igb_stats->q_ipackets[i] =
+			internal->rx_null_queues[i].rx_pkts.cnt;
+		rx_total += igb_stats->q_ipackets[i];
+	}
+
+	num_stats = RTE_MIN((unsigned)RTE_ETHDEV_QUEUE_STAT_CNTRS,
+					internal->nb_tx_queues);
+	for (i = 0; i < num_stats; i++) {
+		igb_stats->q_opackets[i] =
+			internal->tx_null_queues[i].tx_pkts.cnt;
+		igb_stats->q_errors[i] =
+			internal->tx_null_queues[i].err_pkts.cnt;
+		tx_total += igb_stats->q_opackets[i];
+		tx_err_total += igb_stats->q_errors[i];
+	}
+
+	igb_stats->ipackets = rx_total;
+	igb_stats->opackets = tx_total;
+	igb_stats->oerrors = tx_err_total;
+}
+
+static void
+eth_stats_reset(struct rte_eth_dev *dev)
+{
+	unsigned i;
+	struct pmd_internals *internal;
+
+	if (dev == NULL)
+		return;
+
+	internal = dev->data->dev_private;
+	for (i = 0; i < internal->nb_rx_queues; i++)
+		internal->rx_null_queues[i].rx_pkts.cnt = 0;
+	for (i = 0; i < internal->nb_tx_queues; i++) {
+		internal->tx_null_queues[i].tx_pkts.cnt = 0;
+		internal->tx_null_queues[i].err_pkts.cnt = 0;
+	}
+}
+
+static struct eth_driver rte_null_pmd = {
+	.pci_drv = {
+		.name = "rte_null_pmd",
+		.drv_flags = RTE_PCI_DRV_DETACHABLE,
+	},
+};
+
+static void
+eth_queue_release(void *q)
+{
+	struct null_queue *nq;
+
+	if (q == NULL)
+		return;
+
+	nq = q;
+	rte_free(nq->dummy_packet);
+}
+
+static int
+eth_link_update(struct rte_eth_dev *dev __rte_unused,
+		int wait_to_complete __rte_unused) { return 0; }
+
+static const struct eth_dev_ops ops = {
+	.dev_start = eth_dev_start,
+	.dev_stop = eth_dev_stop,
+	.dev_configure = eth_dev_configure,
+	.dev_infos_get = eth_dev_info,
+	.rx_queue_setup = eth_rx_queue_setup,
+	.tx_queue_setup = eth_tx_queue_setup,
+	.rx_queue_release = eth_queue_release,
+	.tx_queue_release = eth_queue_release,
+	.link_update = eth_link_update,
+	.stats_get = eth_stats_get,
+	.stats_reset = eth_stats_reset,
+};
+
+static int
+eth_dev_null_create(const char *name,
+		const unsigned numa_node,
+		unsigned packet_size,
+		unsigned packet_copy)
+{
+	const unsigned nb_rx_queues = 1;
+	const unsigned nb_tx_queues = 1;
+	struct rte_eth_dev_data *data = NULL;
+	struct rte_pci_device *pci_dev = NULL;
+	struct pmd_internals *internals = NULL;
+	struct rte_eth_dev *eth_dev = NULL;
+
+	if (name == NULL)
+		return -EINVAL;
+
+	RTE_LOG(INFO, PMD, "Creating null ethdev on numa socket %u\n",
+			numa_node);
+
+	/* now do all data allocation - for eth_dev structure, dummy pci driver
+	 * and internal (private) data
+	 */
+	data = rte_zmalloc_socket(name, sizeof(*data), 0, numa_node);
+	if (data == NULL)
+		goto error;
+
+	pci_dev = rte_zmalloc_socket(name, sizeof(*pci_dev), 0, numa_node);
+	if (pci_dev == NULL)
+		goto error;
+
+	internals = rte_zmalloc_socket(name, sizeof(*internals), 0, numa_node);
+	if (internals == NULL)
+		goto error;
+
+	/* reserve an ethdev entry */
+	eth_dev = rte_eth_dev_allocate(name, RTE_ETH_DEV_VIRTUAL);
+	if (eth_dev == NULL)
+		goto error;
+
+	/* now put it all together
+	 * - store queue data in internals,
+	 * - store numa_node info in pci_driver
+	 * - point eth_dev_data to internals and pci_driver
+	 * - and point eth_dev structure to new eth_dev_data structure
+	 */
+	/* NOTE: we'll replace the data element, of originally allocated eth_dev
+	 * so the nulls are local per-process */
+
+	internals->nb_rx_queues = nb_rx_queues;
+	internals->nb_tx_queues = nb_tx_queues;
+	internals->packet_size = packet_size;
+	internals->packet_copy = packet_copy;
+	internals->numa_node = numa_node;
+
+	pci_dev->numa_node = numa_node;
+
+	data->dev_private = internals;
+	data->port_id = eth_dev->data->port_id;
+	data->nb_rx_queues = (uint16_t)nb_rx_queues;
+	data->nb_tx_queues = (uint16_t)nb_tx_queues;
+	data->dev_link = pmd_link;
+	data->mac_addrs = &eth_addr;
+	strncpy(data->name, eth_dev->data->name, strlen(eth_dev->data->name));
+
+	eth_dev->data = data;
+	eth_dev->dev_ops = &ops;
+	eth_dev->pci_dev = pci_dev;
+	eth_dev->driver = &rte_null_pmd;
+
+	/* finally assign rx and tx ops */
+	if (packet_copy) {
+		eth_dev->rx_pkt_burst = eth_null_copy_rx;
+		eth_dev->tx_pkt_burst = eth_null_copy_tx;
+	} else {
+		eth_dev->rx_pkt_burst = eth_null_rx;
+		eth_dev->tx_pkt_burst = eth_null_tx;
+	}
+
+	return 0;
+
+error:
+	rte_free(data);
+	rte_free(pci_dev);
+	rte_free(internals);
+
+	return -1;
+}
+
+static inline int
+get_packet_size_arg(const char *key __rte_unused,
+		const char *value, void *extra_args)
+{
+	const char *a = value;
+	unsigned *packet_size = extra_args;
+
+	if ((value == NULL) || (extra_args == NULL))
+		return -EINVAL;
+
+	*packet_size = (unsigned)strtoul(a, NULL, 0);
+	if (*packet_size == UINT_MAX)
+		return -1;
+
+	return 0;
+}
+
+static inline int
+get_packet_copy_arg(const char *key __rte_unused,
+		const char *value, void *extra_args)
+{
+	const char *a = value;
+	unsigned *packet_copy = extra_args;
+
+	if ((value == NULL) || (extra_args == NULL))
+		return -EINVAL;
+
+	*packet_copy = (unsigned)strtoul(a, NULL, 0);
+	if (*packet_copy == UINT_MAX)
+		return -1;
+
+	return 0;
+}
+
+static int
+rte_pmd_null_devinit(const char *name, const char *params)
+{
+	unsigned numa_node;
+	unsigned packet_size = default_packet_size;
+	unsigned packet_copy = default_packet_copy;
+	struct rte_kvargs *kvlist = NULL;
+	int ret;
+
+	if (name == NULL)
+		return -EINVAL;
+
+	RTE_LOG(INFO, PMD, "Initializing pmd_null for %s\n", name);
+
+	numa_node = rte_socket_id();
+
+	if (params != NULL) {
+		kvlist = rte_kvargs_parse(params, valid_arguments);
+		if (kvlist == NULL)
+			return -1;
+
+		if (rte_kvargs_count(kvlist, ETH_NULL_PACKET_SIZE_ARG) == 1) {
+
+			ret = rte_kvargs_process(kvlist,
+					ETH_NULL_PACKET_SIZE_ARG,
+					&get_packet_size_arg, &packet_size);
+			if (ret < 0)
+				goto free_kvlist;
+		}
+
+		if (rte_kvargs_count(kvlist, ETH_NULL_PACKET_COPY_ARG) == 1) {
+
+			ret = rte_kvargs_process(kvlist,
+					ETH_NULL_PACKET_COPY_ARG,
+					&get_packet_copy_arg, &packet_copy);
+			if (ret < 0)
+				goto free_kvlist;
+		}
+	}
+
+	RTE_LOG(INFO, PMD, "Configure pmd_null: packet size is %d, "
+			"packet copy is %s\n", packet_size,
+			packet_copy ? "enabled" : "disabled");
+
+	ret = eth_dev_null_create(name, numa_node, packet_size, packet_copy);
+
+free_kvlist:
+	if (kvlist)
+		rte_kvargs_free(kvlist);
+	return ret;
+}
+
+static int
+rte_pmd_null_devuninit(const char *name)
+{
+	struct rte_eth_dev *eth_dev = NULL;
+
+	if (name == NULL)
+		return -EINVAL;
+
+	RTE_LOG(INFO, PMD, "Closing null ethdev on numa socket %u\n",
+			rte_socket_id());
+
+	/* reserve an ethdev entry */
+	eth_dev = rte_eth_dev_allocated(name);
+	if (eth_dev == NULL)
+		return -1;
+
+	rte_free(eth_dev->data->dev_private);
+	rte_free(eth_dev->data);
+	rte_free(eth_dev->pci_dev);
+
+	rte_eth_dev_release_port(eth_dev);
+
+	return 0;
+}
+
+static struct rte_driver pmd_null_drv = {
+	.name = "eth_null",
+	.type = PMD_VDEV,
+	.init = rte_pmd_null_devinit,
+	.uninit = rte_pmd_null_devuninit,
+};
+
+PMD_REGISTER_DRIVER(pmd_null_drv);
diff --git a/drivers/net/null/rte_pmd_null_version.map b/drivers/net/null/rte_pmd_null_version.map
new file mode 100644
index 0000000..ef35398
--- /dev/null
+++ b/drivers/net/null/rte_pmd_null_version.map
@@ -0,0 +1,4 @@ 
+DPDK_2.0 {
+
+	local: *;
+};
diff --git a/lib/Makefile b/lib/Makefile
index 80978cd..d4533dc 100644
--- a/lib/Makefile
+++ b/lib/Makefile
@@ -47,7 +47,6 @@  DIRS-$(CONFIG_RTE_LIBRTE_VIRTIO_PMD) += librte_pmd_virtio
 DIRS-$(CONFIG_RTE_LIBRTE_VMXNET3_PMD) += librte_pmd_vmxnet3
 DIRS-$(CONFIG_RTE_LIBRTE_PMD_XENVIRT) += librte_pmd_xenvirt
 DIRS-$(CONFIG_RTE_LIBRTE_VHOST) += librte_vhost
-DIRS-$(CONFIG_RTE_LIBRTE_PMD_NULL) += librte_pmd_null
 DIRS-$(CONFIG_RTE_LIBRTE_HASH) += librte_hash
 DIRS-$(CONFIG_RTE_LIBRTE_LPM) += librte_lpm
 DIRS-$(CONFIG_RTE_LIBRTE_ACL) += librte_acl
diff --git a/lib/librte_pmd_null/Makefile b/lib/librte_pmd_null/Makefile
deleted file mode 100644
index 6472015..0000000
--- a/lib/librte_pmd_null/Makefile
+++ /dev/null
@@ -1,62 +0,0 @@ 
-#   BSD LICENSE
-#
-#   Copyright (C) IGEL Co.,Ltd.
-#   All rights reserved.
-#
-#   Redistribution and use in source and binary forms, with or without
-#   modification, are permitted provided that the following conditions
-#   are met:
-#
-#     * Redistributions of source code must retain the above copyright
-#       notice, this list of conditions and the following disclaimer.
-#     * Redistributions in binary form must reproduce the above copyright
-#       notice, this list of conditions and the following disclaimer in
-#       the documentation and/or other materials provided with the
-#       distribution.
-#     * Neither the name of IGEL Co.,Ltd. nor the names of its
-#       contributors may be used to endorse or promote products derived
-#       from this software without specific prior written permission.
-#
-#   THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
-#   "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
-#   LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
-#   A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
-#   OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
-#   SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
-#   LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
-#   DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
-#   THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
-#   (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
-#   OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
-
-include $(RTE_SDK)/mk/rte.vars.mk
-
-#
-# library name
-#
-LIB = librte_pmd_null.a
-
-CFLAGS += -O3
-CFLAGS += $(WERROR_FLAGS)
-
-EXPORT_MAP := rte_pmd_null_version.map
-
-LIBABIVER := 1
-
-#
-# all source are stored in SRCS-y
-#
-SRCS-$(CONFIG_RTE_LIBRTE_PMD_NULL) += rte_eth_null.c
-
-#
-# Export include files
-#
-SYMLINK-y-include +=
-
-# this lib depends upon:
-DEPDIRS-$(CONFIG_RTE_LIBRTE_PMD_NULL) += lib/librte_mbuf
-DEPDIRS-$(CONFIG_RTE_LIBRTE_PMD_NULL) += lib/librte_ether
-DEPDIRS-$(CONFIG_RTE_LIBRTE_PMD_NULL) += lib/librte_malloc
-DEPDIRS-$(CONFIG_RTE_LIBRTE_PMD_NULL) += lib/librte_kvargs
-
-include $(RTE_SDK)/mk/rte.lib.mk
diff --git a/lib/librte_pmd_null/rte_eth_null.c b/lib/librte_pmd_null/rte_eth_null.c
deleted file mode 100644
index 5895065..0000000
--- a/lib/librte_pmd_null/rte_eth_null.c
+++ /dev/null
@@ -1,585 +0,0 @@ 
-/*-
- *   BSD LICENSE
- *
- *   Copyright (C) IGEL Co.,Ltd.
- *   All rights reserved.
- *
- *   Redistribution and use in source and binary forms, with or without
- *   modification, are permitted provided that the following conditions
- *   are met:
- *
- *     * Redistributions of source code must retain the above copyright
- *       notice, this list of conditions and the following disclaimer.
- *     * Redistributions in binary form must reproduce the above copyright
- *       notice, this list of conditions and the following disclaimer in
- *       the documentation and/or other materials provided with the
- *       distribution.
- *     * Neither the name of IGEL Co.,Ltd. nor the names of its
- *       contributors may be used to endorse or promote products derived
- *       from this software without specific prior written permission.
- *
- *   THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
- *   "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
- *   LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
- *   A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
- *   OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
- *   SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
- *   LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
- *   DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
- *   THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
- *   (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
- *   OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
- */
-
-#include <rte_mbuf.h>
-#include <rte_ethdev.h>
-#include <rte_malloc.h>
-#include <rte_memcpy.h>
-#include <rte_dev.h>
-#include <rte_kvargs.h>
-
-#define ETH_NULL_PACKET_SIZE_ARG	"size"
-#define ETH_NULL_PACKET_COPY_ARG	"copy"
-
-static unsigned default_packet_size = 64;
-static unsigned default_packet_copy;
-
-static const char *valid_arguments[] = {
-	ETH_NULL_PACKET_SIZE_ARG,
-	ETH_NULL_PACKET_COPY_ARG,
-	NULL
-};
-
-struct pmd_internals;
-
-struct null_queue {
-	struct pmd_internals *internals;
-
-	struct rte_mempool *mb_pool;
-	struct rte_mbuf *dummy_packet;
-
-	rte_atomic64_t rx_pkts;
-	rte_atomic64_t tx_pkts;
-	rte_atomic64_t err_pkts;
-};
-
-struct pmd_internals {
-	unsigned packet_size;
-	unsigned packet_copy;
-	unsigned numa_node;
-
-	unsigned nb_rx_queues;
-	unsigned nb_tx_queues;
-
-	struct null_queue rx_null_queues[1];
-	struct null_queue tx_null_queues[1];
-};
-
-
-static struct ether_addr eth_addr = { .addr_bytes = {0} };
-static const char *drivername = "Null PMD";
-static struct rte_eth_link pmd_link = {
-	.link_speed = 10000,
-	.link_duplex = ETH_LINK_FULL_DUPLEX,
-	.link_status = 0
-};
-
-static uint16_t
-eth_null_rx(void *q, struct rte_mbuf **bufs, uint16_t nb_bufs)
-{
-	int i;
-	struct null_queue *h = q;
-	unsigned packet_size;
-
-	if ((q == NULL) || (bufs == NULL))
-		return 0;
-
-	packet_size = h->internals->packet_size;
-	for (i = 0; i < nb_bufs; i++) {
-		bufs[i] = rte_pktmbuf_alloc(h->mb_pool);
-		if (!bufs[i])
-			break;
-		bufs[i]->data_len = (uint16_t)packet_size;
-		bufs[i]->pkt_len = packet_size;
-		bufs[i]->nb_segs = 1;
-		bufs[i]->next = NULL;
-	}
-
-	rte_atomic64_add(&(h->rx_pkts), i);
-
-	return i;
-}
-
-static uint16_t
-eth_null_copy_rx(void *q, struct rte_mbuf **bufs, uint16_t nb_bufs)
-{
-	int i;
-	struct null_queue *h = q;
-	unsigned packet_size;
-
-	if ((q == NULL) || (bufs == NULL))
-		return 0;
-
-	packet_size = h->internals->packet_size;
-	for (i = 0; i < nb_bufs; i++) {
-		bufs[i] = rte_pktmbuf_alloc(h->mb_pool);
-		if (!bufs[i])
-			break;
-		rte_memcpy(rte_pktmbuf_mtod(bufs[i], void *), h->dummy_packet,
-					packet_size);
-		bufs[i]->data_len = (uint16_t)packet_size;
-		bufs[i]->pkt_len = packet_size;
-		bufs[i]->nb_segs = 1;
-		bufs[i]->next = NULL;
-	}
-
-	rte_atomic64_add(&(h->rx_pkts), i);
-
-	return i;
-}
-
-static uint16_t
-eth_null_tx(void *q, struct rte_mbuf **bufs, uint16_t nb_bufs)
-{
-	int i;
-	struct null_queue *h = q;
-
-	if ((q == NULL) || (bufs == NULL))
-		return 0;
-
-	for (i = 0; i < nb_bufs; i++)
-		rte_pktmbuf_free(bufs[i]);
-
-	rte_atomic64_add(&(h->tx_pkts), i);
-
-	return i;
-}
-
-static uint16_t
-eth_null_copy_tx(void *q, struct rte_mbuf **bufs, uint16_t nb_bufs)
-{
-	int i;
-	struct null_queue *h = q;
-	unsigned packet_size;
-
-	if ((q == NULL) || (bufs == NULL))
-		return 0;
-
-	packet_size = h->internals->packet_size;
-	for (i = 0; i < nb_bufs; i++) {
-		rte_memcpy(h->dummy_packet, rte_pktmbuf_mtod(bufs[i], void *),
-					packet_size);
-		rte_pktmbuf_free(bufs[i]);
-	}
-
-	rte_atomic64_add(&(h->tx_pkts), i);
-
-	return i;
-}
-
-static int
-eth_dev_configure(struct rte_eth_dev *dev __rte_unused) { return 0; }
-
-static int
-eth_dev_start(struct rte_eth_dev *dev)
-{
-	if (dev == NULL)
-		return -EINVAL;
-
-	dev->data->dev_link.link_status = 1;
-	return 0;
-}
-
-static void
-eth_dev_stop(struct rte_eth_dev *dev)
-{
-	if (dev == NULL)
-		return;
-
-	dev->data->dev_link.link_status = 0;
-}
-
-static int
-eth_rx_queue_setup(struct rte_eth_dev *dev, uint16_t rx_queue_id,
-		uint16_t nb_rx_desc __rte_unused,
-		unsigned int socket_id __rte_unused,
-		const struct rte_eth_rxconf *rx_conf __rte_unused,
-		struct rte_mempool *mb_pool)
-{
-	struct rte_mbuf *dummy_packet;
-	struct pmd_internals *internals;
-	unsigned packet_size;
-
-	if ((dev == NULL) || (mb_pool == NULL))
-		return -EINVAL;
-
-	if (rx_queue_id != 0)
-		return -ENODEV;
-
-	internals = dev->data->dev_private;
-	packet_size = internals->packet_size;
-
-	internals->rx_null_queues[rx_queue_id].mb_pool = mb_pool;
-	dev->data->rx_queues[rx_queue_id] =
-		&internals->rx_null_queues[rx_queue_id];
-	dummy_packet = rte_zmalloc_socket(NULL,
-			packet_size, 0, internals->numa_node);
-	if (dummy_packet == NULL)
-		return -ENOMEM;
-
-	internals->rx_null_queues[rx_queue_id].internals = internals;
-	internals->rx_null_queues[rx_queue_id].dummy_packet = dummy_packet;
-
-	return 0;
-}
-
-static int
-eth_tx_queue_setup(struct rte_eth_dev *dev, uint16_t tx_queue_id,
-		uint16_t nb_tx_desc __rte_unused,
-		unsigned int socket_id __rte_unused,
-		const struct rte_eth_txconf *tx_conf __rte_unused)
-{
-	struct rte_mbuf *dummy_packet;
-	struct pmd_internals *internals;
-	unsigned packet_size;
-
-	if (dev == NULL)
-		return -EINVAL;
-
-	if (tx_queue_id != 0)
-		return -ENODEV;
-
-	internals = dev->data->dev_private;
-	packet_size = internals->packet_size;
-
-	dev->data->tx_queues[tx_queue_id] =
-		&internals->tx_null_queues[tx_queue_id];
-	dummy_packet = rte_zmalloc_socket(NULL,
-			packet_size, 0, internals->numa_node);
-	if (dummy_packet == NULL)
-		return -ENOMEM;
-
-	internals->tx_null_queues[tx_queue_id].internals = internals;
-	internals->tx_null_queues[tx_queue_id].dummy_packet = dummy_packet;
-
-	return 0;
-}
-
-
-static void
-eth_dev_info(struct rte_eth_dev *dev,
-		struct rte_eth_dev_info *dev_info)
-{
-	struct pmd_internals *internals;
-
-	if ((dev == NULL) || (dev_info == NULL))
-		return;
-
-	internals = dev->data->dev_private;
-	dev_info->driver_name = drivername;
-	dev_info->max_mac_addrs = 1;
-	dev_info->max_rx_pktlen = (uint32_t)-1;
-	dev_info->max_rx_queues = (uint16_t)internals->nb_rx_queues;
-	dev_info->max_tx_queues = (uint16_t)internals->nb_tx_queues;
-	dev_info->min_rx_bufsize = 0;
-	dev_info->pci_dev = NULL;
-}
-
-static void
-eth_stats_get(struct rte_eth_dev *dev, struct rte_eth_stats *igb_stats)
-{
-	unsigned i, num_stats;
-	unsigned long rx_total = 0, tx_total = 0, tx_err_total = 0;
-	const struct pmd_internals *internal;
-
-	if ((dev == NULL) || (igb_stats == NULL))
-		return;
-
-	internal = dev->data->dev_private;
-	memset(igb_stats, 0, sizeof(*igb_stats));
-	num_stats = RTE_MIN((unsigned)RTE_ETHDEV_QUEUE_STAT_CNTRS,
-					internal->nb_rx_queues);
-	for (i = 0; i < num_stats; i++) {
-		igb_stats->q_ipackets[i] =
-			internal->rx_null_queues[i].rx_pkts.cnt;
-		rx_total += igb_stats->q_ipackets[i];
-	}
-
-	num_stats = RTE_MIN((unsigned)RTE_ETHDEV_QUEUE_STAT_CNTRS,
-					internal->nb_tx_queues);
-	for (i = 0; i < num_stats; i++) {
-		igb_stats->q_opackets[i] =
-			internal->tx_null_queues[i].tx_pkts.cnt;
-		igb_stats->q_errors[i] =
-			internal->tx_null_queues[i].err_pkts.cnt;
-		tx_total += igb_stats->q_opackets[i];
-		tx_err_total += igb_stats->q_errors[i];
-	}
-
-	igb_stats->ipackets = rx_total;
-	igb_stats->opackets = tx_total;
-	igb_stats->oerrors = tx_err_total;
-}
-
-static void
-eth_stats_reset(struct rte_eth_dev *dev)
-{
-	unsigned i;
-	struct pmd_internals *internal;
-
-	if (dev == NULL)
-		return;
-
-	internal = dev->data->dev_private;
-	for (i = 0; i < internal->nb_rx_queues; i++)
-		internal->rx_null_queues[i].rx_pkts.cnt = 0;
-	for (i = 0; i < internal->nb_tx_queues; i++) {
-		internal->tx_null_queues[i].tx_pkts.cnt = 0;
-		internal->tx_null_queues[i].err_pkts.cnt = 0;
-	}
-}
-
-static struct eth_driver rte_null_pmd = {
-	.pci_drv = {
-		.name = "rte_null_pmd",
-		.drv_flags = RTE_PCI_DRV_DETACHABLE,
-	},
-};
-
-static void
-eth_queue_release(void *q)
-{
-	struct null_queue *nq;
-
-	if (q == NULL)
-		return;
-
-	nq = q;
-	rte_free(nq->dummy_packet);
-}
-
-static int
-eth_link_update(struct rte_eth_dev *dev __rte_unused,
-		int wait_to_complete __rte_unused) { return 0; }
-
-static const struct eth_dev_ops ops = {
-	.dev_start = eth_dev_start,
-	.dev_stop = eth_dev_stop,
-	.dev_configure = eth_dev_configure,
-	.dev_infos_get = eth_dev_info,
-	.rx_queue_setup = eth_rx_queue_setup,
-	.tx_queue_setup = eth_tx_queue_setup,
-	.rx_queue_release = eth_queue_release,
-	.tx_queue_release = eth_queue_release,
-	.link_update = eth_link_update,
-	.stats_get = eth_stats_get,
-	.stats_reset = eth_stats_reset,
-};
-
-static int
-eth_dev_null_create(const char *name,
-		const unsigned numa_node,
-		unsigned packet_size,
-		unsigned packet_copy)
-{
-	const unsigned nb_rx_queues = 1;
-	const unsigned nb_tx_queues = 1;
-	struct rte_eth_dev_data *data = NULL;
-	struct rte_pci_device *pci_dev = NULL;
-	struct pmd_internals *internals = NULL;
-	struct rte_eth_dev *eth_dev = NULL;
-
-	if (name == NULL)
-		return -EINVAL;
-
-	RTE_LOG(INFO, PMD, "Creating null ethdev on numa socket %u\n",
-			numa_node);
-
-	/* now do all data allocation - for eth_dev structure, dummy pci driver
-	 * and internal (private) data
-	 */
-	data = rte_zmalloc_socket(name, sizeof(*data), 0, numa_node);
-	if (data == NULL)
-		goto error;
-
-	pci_dev = rte_zmalloc_socket(name, sizeof(*pci_dev), 0, numa_node);
-	if (pci_dev == NULL)
-		goto error;
-
-	internals = rte_zmalloc_socket(name, sizeof(*internals), 0, numa_node);
-	if (internals == NULL)
-		goto error;
-
-	/* reserve an ethdev entry */
-	eth_dev = rte_eth_dev_allocate(name, RTE_ETH_DEV_VIRTUAL);
-	if (eth_dev == NULL)
-		goto error;
-
-	/* now put it all together
-	 * - store queue data in internals,
-	 * - store numa_node info in pci_driver
-	 * - point eth_dev_data to internals and pci_driver
-	 * - and point eth_dev structure to new eth_dev_data structure
-	 */
-	/* NOTE: we'll replace the data element, of originally allocated eth_dev
-	 * so the nulls are local per-process */
-
-	internals->nb_rx_queues = nb_rx_queues;
-	internals->nb_tx_queues = nb_tx_queues;
-	internals->packet_size = packet_size;
-	internals->packet_copy = packet_copy;
-	internals->numa_node = numa_node;
-
-	pci_dev->numa_node = numa_node;
-
-	data->dev_private = internals;
-	data->port_id = eth_dev->data->port_id;
-	data->nb_rx_queues = (uint16_t)nb_rx_queues;
-	data->nb_tx_queues = (uint16_t)nb_tx_queues;
-	data->dev_link = pmd_link;
-	data->mac_addrs = &eth_addr;
-	strncpy(data->name, eth_dev->data->name, strlen(eth_dev->data->name));
-
-	eth_dev->data = data;
-	eth_dev->dev_ops = &ops;
-	eth_dev->pci_dev = pci_dev;
-	eth_dev->driver = &rte_null_pmd;
-
-	/* finally assign rx and tx ops */
-	if (packet_copy) {
-		eth_dev->rx_pkt_burst = eth_null_copy_rx;
-		eth_dev->tx_pkt_burst = eth_null_copy_tx;
-	} else {
-		eth_dev->rx_pkt_burst = eth_null_rx;
-		eth_dev->tx_pkt_burst = eth_null_tx;
-	}
-
-	return 0;
-
-error:
-	rte_free(data);
-	rte_free(pci_dev);
-	rte_free(internals);
-
-	return -1;
-}
-
-static inline int
-get_packet_size_arg(const char *key __rte_unused,
-		const char *value, void *extra_args)
-{
-	const char *a = value;
-	unsigned *packet_size = extra_args;
-
-	if ((value == NULL) || (extra_args == NULL))
-		return -EINVAL;
-
-	*packet_size = (unsigned)strtoul(a, NULL, 0);
-	if (*packet_size == UINT_MAX)
-		return -1;
-
-	return 0;
-}
-
-static inline int
-get_packet_copy_arg(const char *key __rte_unused,
-		const char *value, void *extra_args)
-{
-	const char *a = value;
-	unsigned *packet_copy = extra_args;
-
-	if ((value == NULL) || (extra_args == NULL))
-		return -EINVAL;
-
-	*packet_copy = (unsigned)strtoul(a, NULL, 0);
-	if (*packet_copy == UINT_MAX)
-		return -1;
-
-	return 0;
-}
-
-static int
-rte_pmd_null_devinit(const char *name, const char *params)
-{
-	unsigned numa_node;
-	unsigned packet_size = default_packet_size;
-	unsigned packet_copy = default_packet_copy;
-	struct rte_kvargs *kvlist = NULL;
-	int ret;
-
-	if (name == NULL)
-		return -EINVAL;
-
-	RTE_LOG(INFO, PMD, "Initializing pmd_null for %s\n", name);
-
-	numa_node = rte_socket_id();
-
-	if (params != NULL) {
-		kvlist = rte_kvargs_parse(params, valid_arguments);
-		if (kvlist == NULL)
-			return -1;
-
-		if (rte_kvargs_count(kvlist, ETH_NULL_PACKET_SIZE_ARG) == 1) {
-
-			ret = rte_kvargs_process(kvlist,
-					ETH_NULL_PACKET_SIZE_ARG,
-					&get_packet_size_arg, &packet_size);
-			if (ret < 0)
-				goto free_kvlist;
-		}
-
-		if (rte_kvargs_count(kvlist, ETH_NULL_PACKET_COPY_ARG) == 1) {
-
-			ret = rte_kvargs_process(kvlist,
-					ETH_NULL_PACKET_COPY_ARG,
-					&get_packet_copy_arg, &packet_copy);
-			if (ret < 0)
-				goto free_kvlist;
-		}
-	}
-
-	RTE_LOG(INFO, PMD, "Configure pmd_null: packet size is %d, "
-			"packet copy is %s\n", packet_size,
-			packet_copy ? "enabled" : "disabled");
-
-	ret = eth_dev_null_create(name, numa_node, packet_size, packet_copy);
-
-free_kvlist:
-	if (kvlist)
-		rte_kvargs_free(kvlist);
-	return ret;
-}
-
-static int
-rte_pmd_null_devuninit(const char *name)
-{
-	struct rte_eth_dev *eth_dev = NULL;
-
-	if (name == NULL)
-		return -EINVAL;
-
-	RTE_LOG(INFO, PMD, "Closing null ethdev on numa socket %u\n",
-			rte_socket_id());
-
-	/* reserve an ethdev entry */
-	eth_dev = rte_eth_dev_allocated(name);
-	if (eth_dev == NULL)
-		return -1;
-
-	rte_free(eth_dev->data->dev_private);
-	rte_free(eth_dev->data);
-	rte_free(eth_dev->pci_dev);
-
-	rte_eth_dev_release_port(eth_dev);
-
-	return 0;
-}
-
-static struct rte_driver pmd_null_drv = {
-	.name = "eth_null",
-	.type = PMD_VDEV,
-	.init = rte_pmd_null_devinit,
-	.uninit = rte_pmd_null_devuninit,
-};
-
-PMD_REGISTER_DRIVER(pmd_null_drv);
diff --git a/lib/librte_pmd_null/rte_pmd_null_version.map b/lib/librte_pmd_null/rte_pmd_null_version.map
deleted file mode 100644
index ef35398..0000000
--- a/lib/librte_pmd_null/rte_pmd_null_version.map
+++ /dev/null
@@ -1,4 +0,0 @@ 
-DPDK_2.0 {
-
-	local: *;
-};