X-Git-Url: http://git.droids-corp.org/?a=blobdiff_plain;f=lib%2Flibrte_ethdev%2Frte_ethdev.c;h=652c369e54575d1193063d98ed222158a0116f55;hb=9bf26e1318e3cd7a04115c8201255505e90cab83;hp=8eaa5fcc7a015a052c1e4b79af341c22d51abcc5;hpb=1ccdc31793aff57d5fe34041c7fa0aa9c00c7f5c;p=dpdk.git

diff --git a/lib/librte_ethdev/rte_ethdev.c b/lib/librte_ethdev/rte_ethdev.c
index 8eaa5fcc7a..652c369e54 100644
--- a/lib/librte_ethdev/rte_ethdev.c
+++ b/lib/librte_ethdev/rte_ethdev.c
@@ -37,8 +37,8 @@
 #include <rte_string_fns.h>
 #include <rte_kvargs.h>
 #include <rte_class.h>
+#include <rte_ether.h>
 
-#include "rte_ether.h"
 #include "rte_ethdev.h"
 #include "rte_ethdev_driver.h"
 #include "ethdev_profile.h"
@@ -48,7 +48,6 @@ int rte_eth_dev_logtype;
 
 static const char *MZ_RTE_ETH_DEV_DATA = "rte_eth_dev_data";
 struct rte_eth_dev rte_eth_devices[RTE_MAX_ETHPORTS];
-static uint16_t eth_dev_last_created_port;
 
 /* spinlock for eth device callbacks */
 static rte_spinlock_t rte_eth_dev_cb_lock = RTE_SPINLOCK_INITIALIZER;
@@ -162,7 +161,6 @@ static const struct {
 	RTE_TX_OFFLOAD_BIT2STR(UDP_TNL_TSO),
 	RTE_TX_OFFLOAD_BIT2STR(IP_TNL_TSO),
 	RTE_TX_OFFLOAD_BIT2STR(OUTER_UDP_CKSUM),
-	RTE_TX_OFFLOAD_BIT2STR(MATCH_METADATA),
 };
 
 #undef RTE_TX_OFFLOAD_BIT2STR
@@ -331,8 +329,7 @@ uint16_t
 rte_eth_find_next(uint16_t port_id)
 {
 	while (port_id < RTE_MAX_ETHPORTS &&
-	       rte_eth_devices[port_id].state != RTE_ETH_DEV_ATTACHED &&
-	       rte_eth_devices[port_id].state != RTE_ETH_DEV_REMOVED)
+			rte_eth_devices[port_id].state == RTE_ETH_DEV_UNUSED)
 		port_id++;
 
 	if (port_id >= RTE_MAX_ETHPORTS)
@@ -341,6 +338,34 @@ rte_eth_find_next(uint16_t port_id)
 	return port_id;
 }
 
+/*
+ * Macro to iterate over all valid ports for internal usage.
+ * Note: RTE_ETH_FOREACH_DEV is different because filtering owned ports.
+ */
+#define RTE_ETH_FOREACH_VALID_DEV(port_id) \
+	for (port_id = rte_eth_find_next(0); \
+	     port_id < RTE_MAX_ETHPORTS; \
+	     port_id = rte_eth_find_next(port_id + 1))
+
+uint16_t
+rte_eth_find_next_of(uint16_t port_id, const struct rte_device *parent)
+{
+	port_id = rte_eth_find_next(port_id);
+	while (port_id < RTE_MAX_ETHPORTS &&
+			rte_eth_devices[port_id].device != parent)
+		port_id = rte_eth_find_next(port_id + 1);
+
+	return port_id;
+}
+
+uint16_t
+rte_eth_find_next_sibling(uint16_t port_id, uint16_t ref_port_id)
+{
+	RTE_ETH_VALID_PORTID_OR_ERR_RET(ref_port_id, RTE_MAX_ETHPORTS);
+	return rte_eth_find_next_of(port_id,
+			rte_eth_devices[ref_port_id].device);
+}
+
 static void
 rte_eth_dev_shared_data_prepare(void)
 {
@@ -431,8 +456,6 @@ eth_dev_get(uint16_t port_id)
 
 	eth_dev->data = &rte_eth_dev_shared_data->data[port_id];
 
-	eth_dev_last_created_port = port_id;
-
 	return eth_dev;
 }
 
@@ -441,6 +464,18 @@ rte_eth_dev_allocate(const char *name)
 {
 	uint16_t port_id;
 	struct rte_eth_dev *eth_dev = NULL;
+	size_t name_len;
+
+	name_len = strnlen(name, RTE_ETH_NAME_MAX_LEN);
+	if (name_len == 0) {
+		RTE_ETHDEV_LOG(ERR, "Zero length Ethernet device name\n");
+		return NULL;
+	}
+
+	if (name_len >= RTE_ETH_NAME_MAX_LEN) {
+		RTE_ETHDEV_LOG(ERR, "Ethernet device name is too long\n");
+		return NULL;
+	}
 
 	rte_eth_dev_shared_data_prepare();
 
@@ -462,9 +497,9 @@ rte_eth_dev_allocate(const char *name)
 	}
 
 	eth_dev = eth_dev_get(port_id);
-	snprintf(eth_dev->data->name, sizeof(eth_dev->data->name), "%s", name);
+	strlcpy(eth_dev->data->name, name, sizeof(eth_dev->data->name));
 	eth_dev->data->port_id = port_id;
-	eth_dev->data->mtu = ETHER_MTU;
+	eth_dev->data->mtu = RTE_ETHER_MTU;
 
 unlock:
 	rte_spinlock_unlock(&rte_eth_dev_shared_data->ownership_lock);
@@ -557,19 +592,15 @@ rte_eth_is_valid_owner_id(uint64_t owner_id)
 uint64_t
 rte_eth_find_next_owned_by(uint16_t port_id, const uint64_t owner_id)
 {
+	port_id = rte_eth_find_next(port_id);
 	while (port_id < RTE_MAX_ETHPORTS &&
-	       ((rte_eth_devices[port_id].state != RTE_ETH_DEV_ATTACHED &&
-	       rte_eth_devices[port_id].state != RTE_ETH_DEV_REMOVED) ||
-	       rte_eth_devices[port_id].data->owner.id != owner_id))
-		port_id++;
-
-	if (port_id >= RTE_MAX_ETHPORTS)
-		return RTE_MAX_ETHPORTS;
+			rte_eth_devices[port_id].data->owner.id != owner_id)
+		port_id = rte_eth_find_next(port_id + 1);
 
 	return port_id;
 }
 
-int __rte_experimental
+int
 rte_eth_dev_owner_new(uint64_t *owner_id)
 {
 	rte_eth_dev_shared_data_prepare();
@@ -588,7 +619,6 @@ _rte_eth_dev_owner_set(const uint16_t port_id, const uint64_t old_owner_id,
 {
 	struct rte_eth_dev *ethdev = &rte_eth_devices[port_id];
 	struct rte_eth_dev_owner *port_owner;
-	int sret;
 
 	if (port_id >= RTE_MAX_ETHPORTS || !is_allocated(ethdev)) {
 		RTE_ETHDEV_LOG(ERR, "Port id %"PRIu16" is not allocated\n",
@@ -612,11 +642,8 @@ _rte_eth_dev_owner_set(const uint16_t port_id, const uint64_t old_owner_id,
 		return -EPERM;
 	}
 
-	sret = snprintf(port_owner->name, RTE_ETH_MAX_OWNER_NAME_LEN, "%s",
-			new_owner->name);
-	if (sret < 0 || sret >= RTE_ETH_MAX_OWNER_NAME_LEN)
-		RTE_ETHDEV_LOG(ERR, "Port %u owner name was truncated\n",
-			port_id);
+	/* can not truncate (same structure) */
+	strlcpy(port_owner->name, new_owner->name, RTE_ETH_MAX_OWNER_NAME_LEN);
 
 	port_owner->id = new_owner->id;
 
@@ -626,7 +653,7 @@ _rte_eth_dev_owner_set(const uint16_t port_id, const uint64_t old_owner_id,
 	return 0;
 }
 
-int __rte_experimental
+int
 rte_eth_dev_owner_set(const uint16_t port_id,
 		      const struct rte_eth_dev_owner *owner)
 {
@@ -642,7 +669,7 @@ rte_eth_dev_owner_set(const uint16_t port_id,
 	return ret;
 }
 
-int __rte_experimental
+int
 rte_eth_dev_owner_unset(const uint16_t port_id, const uint64_t owner_id)
 {
 	const struct rte_eth_dev_owner new_owner = (struct rte_eth_dev_owner)
@@ -659,10 +686,11 @@ rte_eth_dev_owner_unset(const uint16_t port_id, const uint64_t owner_id)
 	return ret;
 }
 
-void __rte_experimental
+int
 rte_eth_dev_owner_delete(const uint64_t owner_id)
 {
 	uint16_t port_id;
+	int ret = 0;
 
 	rte_eth_dev_shared_data_prepare();
 
@@ -680,12 +708,15 @@ rte_eth_dev_owner_delete(const uint64_t owner_id)
 		RTE_ETHDEV_LOG(ERR,
 			       "Invalid owner id=%016"PRIx64"\n",
 			       owner_id);
+		ret = -EINVAL;
 	}
 
 	rte_spinlock_unlock(&rte_eth_dev_shared_data->ownership_lock);
+
+	return ret;
 }
 
-int __rte_experimental
+int
 rte_eth_dev_owner_get(const uint16_t port_id, struct rte_eth_dev_owner *owner)
 {
 	int ret = 0;
@@ -721,12 +752,6 @@ rte_eth_dev_get_sec_ctx(uint16_t port_id)
 	return rte_eth_devices[port_id].security_ctx;
 }
 
-uint16_t
-rte_eth_dev_count(void)
-{
-	return rte_eth_dev_count_avail();
-}
-
 uint16_t
 rte_eth_dev_count_avail(void)
 {
@@ -741,14 +766,13 @@ rte_eth_dev_count_avail(void)
 	return count;
 }
 
-uint16_t __rte_experimental
+uint16_t
 rte_eth_dev_count_total(void)
 {
 	uint16_t port, count = 0;
 
-	for (port = 0; port < RTE_MAX_ETHPORTS; port++)
-		if (rte_eth_devices[port].state != RTE_ETH_DEV_UNUSED)
-			count++;
+	RTE_ETH_FOREACH_VALID_DEV(port)
+		count++;
 
 	return count;
 }
@@ -782,13 +806,11 @@ rte_eth_dev_get_port_by_name(const char *name, uint16_t *port_id)
 		return -EINVAL;
 	}
 
-	for (pid = 0; pid < RTE_MAX_ETHPORTS; pid++) {
-		if (rte_eth_devices[pid].state != RTE_ETH_DEV_UNUSED &&
-		    !strcmp(name, rte_eth_dev_shared_data->data[pid].name)) {
+	RTE_ETH_FOREACH_VALID_DEV(pid)
+		if (!strcmp(name, rte_eth_dev_shared_data->data[pid].name)) {
 			*port_id = pid;
 			return 0;
 		}
-	}
 
 	return -ENODEV;
 }
@@ -875,6 +897,13 @@ rte_eth_dev_rx_queue_start(uint16_t port_id, uint16_t rx_queue_id)
 
 	RTE_FUNC_PTR_OR_ERR_RET(*dev->dev_ops->rx_queue_start, -ENOTSUP);
 
+	if (rte_eth_dev_is_rx_hairpin_queue(dev, rx_queue_id)) {
+		RTE_ETHDEV_LOG(INFO,
+			"Can't start Rx hairpin queue %"PRIu16" of device with port_id=%"PRIu16"\n",
+			rx_queue_id, port_id);
+		return -EINVAL;
+	}
+
 	if (dev->data->rx_queue_state[rx_queue_id] != RTE_ETH_QUEUE_STATE_STOPPED) {
 		RTE_ETHDEV_LOG(INFO,
 			"Queue %"PRIu16" of device with port_id=%"PRIu16" already started\n",
@@ -902,6 +931,13 @@ rte_eth_dev_rx_queue_stop(uint16_t port_id, uint16_t rx_queue_id)
 
 	RTE_FUNC_PTR_OR_ERR_RET(*dev->dev_ops->rx_queue_stop, -ENOTSUP);
 
+	if (rte_eth_dev_is_rx_hairpin_queue(dev, rx_queue_id)) {
+		RTE_ETHDEV_LOG(INFO,
+			"Can't stop Rx hairpin queue %"PRIu16" of device with port_id=%"PRIu16"\n",
+			rx_queue_id, port_id);
+		return -EINVAL;
+	}
+
 	if (dev->data->rx_queue_state[rx_queue_id] == RTE_ETH_QUEUE_STATE_STOPPED) {
 		RTE_ETHDEV_LOG(INFO,
 			"Queue %"PRIu16" of device with port_id=%"PRIu16" already stopped\n",
@@ -935,6 +971,13 @@ rte_eth_dev_tx_queue_start(uint16_t port_id, uint16_t tx_queue_id)
 
 	RTE_FUNC_PTR_OR_ERR_RET(*dev->dev_ops->tx_queue_start, -ENOTSUP);
 
+	if (rte_eth_dev_is_tx_hairpin_queue(dev, tx_queue_id)) {
+		RTE_ETHDEV_LOG(INFO,
+			"Can't start Tx hairpin queue %"PRIu16" of device with port_id=%"PRIu16"\n",
+			tx_queue_id, port_id);
+		return -EINVAL;
+	}
+
 	if (dev->data->tx_queue_state[tx_queue_id] != RTE_ETH_QUEUE_STATE_STOPPED) {
 		RTE_ETHDEV_LOG(INFO,
 			"Queue %"PRIu16" of device with port_id=%"PRIu16" already started\n",
@@ -960,6 +1003,13 @@ rte_eth_dev_tx_queue_stop(uint16_t port_id, uint16_t tx_queue_id)
 
 	RTE_FUNC_PTR_OR_ERR_RET(*dev->dev_ops->tx_queue_stop, -ENOTSUP);
 
+	if (rte_eth_dev_is_tx_hairpin_queue(dev, tx_queue_id)) {
+		RTE_ETHDEV_LOG(INFO,
+			"Can't stop Tx hairpin queue %"PRIu16" of device with port_id=%"PRIu16"\n",
+			tx_queue_id, port_id);
+		return -EINVAL;
+	}
+
 	if (dev->data->tx_queue_state[tx_queue_id] == RTE_ETH_QUEUE_STATE_STOPPED) {
 		RTE_ETHDEV_LOG(INFO,
 			"Queue %"PRIu16" of device with port_id=%"PRIu16" already stopped\n",
@@ -1092,17 +1142,35 @@ rte_eth_dev_configure(uint16_t port_id, uint16_t nb_rx_q, uint16_t nb_tx_q,
 {
 	struct rte_eth_dev *dev;
 	struct rte_eth_dev_info dev_info;
-	struct rte_eth_conf local_conf = *dev_conf;
+	struct rte_eth_conf orig_conf;
 	int diag;
+	int ret;
 
 	RTE_ETH_VALID_PORTID_OR_ERR_RET(port_id, -EINVAL);
 
 	dev = &rte_eth_devices[port_id];
 
-	RTE_FUNC_PTR_OR_ERR_RET(*dev->dev_ops->dev_infos_get, -ENOTSUP);
 	RTE_FUNC_PTR_OR_ERR_RET(*dev->dev_ops->dev_configure, -ENOTSUP);
 
-	rte_eth_dev_info_get(port_id, &dev_info);
+	if (dev->data->dev_started) {
+		RTE_ETHDEV_LOG(ERR,
+			"Port %u must be stopped to allow configuration\n",
+			port_id);
+		return -EBUSY;
+	}
+
+	 /* Store original config, as rollback required on failure */
+	memcpy(&orig_conf, &dev->data->dev_conf, sizeof(dev->data->dev_conf));
+
+	/*
+	 * Copy the dev_conf parameter into the dev structure.
+	 * rte_eth_dev_info_get() requires dev_conf, copy it before dev_info get
+	 */
+	memcpy(&dev->data->dev_conf, dev_conf, sizeof(dev->data->dev_conf));
+
+	ret = rte_eth_dev_info_get(port_id, &dev_info);
+	if (ret != 0)
+		goto rollback;
 
 	/* If number of queues specified by application for both Rx and Tx is
 	 * zero, use driver preferred values. This cannot be done individually
@@ -1123,26 +1191,18 @@ rte_eth_dev_configure(uint16_t port_id, uint16_t nb_rx_q, uint16_t nb_tx_q,
 		RTE_ETHDEV_LOG(ERR,
 			"Number of RX queues requested (%u) is greater than max supported(%d)\n",
 			nb_rx_q, RTE_MAX_QUEUES_PER_PORT);
-		return -EINVAL;
+		ret = -EINVAL;
+		goto rollback;
 	}
 
 	if (nb_tx_q > RTE_MAX_QUEUES_PER_PORT) {
 		RTE_ETHDEV_LOG(ERR,
 			"Number of TX queues requested (%u) is greater than max supported(%d)\n",
 			nb_tx_q, RTE_MAX_QUEUES_PER_PORT);
-		return -EINVAL;
-	}
-
-	if (dev->data->dev_started) {
-		RTE_ETHDEV_LOG(ERR,
-			"Port %u must be stopped to allow configuration\n",
-			port_id);
-		return -EBUSY;
+		ret = -EINVAL;
+		goto rollback;
 	}
 
-	/* Copy the dev_conf parameter into the dev structure */
-	memcpy(&dev->data->dev_conf, &local_conf, sizeof(dev->data->dev_conf));
-
 	/*
 	 * Check that the numbers of RX and TX queues are not greater
 	 * than the maximum number of RX and TX queues supported by the
@@ -1151,13 +1211,15 @@ rte_eth_dev_configure(uint16_t port_id, uint16_t nb_rx_q, uint16_t nb_tx_q,
 	if (nb_rx_q > dev_info.max_rx_queues) {
 		RTE_ETHDEV_LOG(ERR, "Ethdev port_id=%u nb_rx_queues=%u > %u\n",
 			port_id, nb_rx_q, dev_info.max_rx_queues);
-		return -EINVAL;
+		ret = -EINVAL;
+		goto rollback;
 	}
 
 	if (nb_tx_q > dev_info.max_tx_queues) {
 		RTE_ETHDEV_LOG(ERR, "Ethdev port_id=%u nb_tx_queues=%u > %u\n",
 			port_id, nb_tx_q, dev_info.max_tx_queues);
-		return -EINVAL;
+		ret = -EINVAL;
+		goto rollback;
 	}
 
 	/* Check that the device supports requested interrupts */
@@ -1165,63 +1227,72 @@ rte_eth_dev_configure(uint16_t port_id, uint16_t nb_rx_q, uint16_t nb_tx_q,
 			(!(dev->data->dev_flags & RTE_ETH_DEV_INTR_LSC))) {
 		RTE_ETHDEV_LOG(ERR, "Driver %s does not support lsc\n",
 			dev->device->driver->name);
-		return -EINVAL;
+		ret = -EINVAL;
+		goto rollback;
 	}
 	if ((dev_conf->intr_conf.rmv == 1) &&
 			(!(dev->data->dev_flags & RTE_ETH_DEV_INTR_RMV))) {
 		RTE_ETHDEV_LOG(ERR, "Driver %s does not support rmv\n",
 			dev->device->driver->name);
-		return -EINVAL;
+		ret = -EINVAL;
+		goto rollback;
 	}
 
 	/*
 	 * If jumbo frames are enabled, check that the maximum RX packet
 	 * length is supported by the configured device.
 	 */
-	if (local_conf.rxmode.offloads & DEV_RX_OFFLOAD_JUMBO_FRAME) {
+	if (dev_conf->rxmode.offloads & DEV_RX_OFFLOAD_JUMBO_FRAME) {
 		if (dev_conf->rxmode.max_rx_pkt_len > dev_info.max_rx_pktlen) {
 			RTE_ETHDEV_LOG(ERR,
 				"Ethdev port_id=%u max_rx_pkt_len %u > max valid value %u\n",
 				port_id, dev_conf->rxmode.max_rx_pkt_len,
 				dev_info.max_rx_pktlen);
-			return -EINVAL;
-		} else if (dev_conf->rxmode.max_rx_pkt_len < ETHER_MIN_LEN) {
+			ret = -EINVAL;
+			goto rollback;
+		} else if (dev_conf->rxmode.max_rx_pkt_len < RTE_ETHER_MIN_LEN) {
 			RTE_ETHDEV_LOG(ERR,
 				"Ethdev port_id=%u max_rx_pkt_len %u < min valid value %u\n",
 				port_id, dev_conf->rxmode.max_rx_pkt_len,
-				(unsigned)ETHER_MIN_LEN);
-			return -EINVAL;
+				(unsigned int)RTE_ETHER_MIN_LEN);
+			ret = -EINVAL;
+			goto rollback;
 		}
 	} else {
-		if (dev_conf->rxmode.max_rx_pkt_len < ETHER_MIN_LEN ||
-			dev_conf->rxmode.max_rx_pkt_len > ETHER_MAX_LEN)
+		if (dev_conf->rxmode.max_rx_pkt_len < RTE_ETHER_MIN_LEN ||
+			dev_conf->rxmode.max_rx_pkt_len > RTE_ETHER_MAX_LEN)
 			/* Use default value */
 			dev->data->dev_conf.rxmode.max_rx_pkt_len =
-							ETHER_MAX_LEN;
+							RTE_ETHER_MAX_LEN;
 	}
 
 	/* Any requested offloading must be within its device capabilities */
-	if ((local_conf.rxmode.offloads & dev_info.rx_offload_capa) !=
-	     local_conf.rxmode.offloads) {
+	if ((dev_conf->rxmode.offloads & dev_info.rx_offload_capa) !=
+	     dev_conf->rxmode.offloads) {
 		RTE_ETHDEV_LOG(ERR,
 			"Ethdev port_id=%u requested Rx offloads 0x%"PRIx64" doesn't match Rx offloads "
 			"capabilities 0x%"PRIx64" in %s()\n",
-			port_id, local_conf.rxmode.offloads,
+			port_id, dev_conf->rxmode.offloads,
 			dev_info.rx_offload_capa,
 			__func__);
-		return -EINVAL;
+		ret = -EINVAL;
+		goto rollback;
 	}
-	if ((local_conf.txmode.offloads & dev_info.tx_offload_capa) !=
-	     local_conf.txmode.offloads) {
+	if ((dev_conf->txmode.offloads & dev_info.tx_offload_capa) !=
+	     dev_conf->txmode.offloads) {
 		RTE_ETHDEV_LOG(ERR,
 			"Ethdev port_id=%u requested Tx offloads 0x%"PRIx64" doesn't match Tx offloads "
 			"capabilities 0x%"PRIx64" in %s()\n",
-			port_id, local_conf.txmode.offloads,
+			port_id, dev_conf->txmode.offloads,
 			dev_info.tx_offload_capa,
 			__func__);
-		return -EINVAL;
+		ret = -EINVAL;
+		goto rollback;
 	}
 
+	dev->data->dev_conf.rx_adv_conf.rss_conf.rss_hf =
+		rte_eth_rss_hf_refine(dev_conf->rx_adv_conf.rss_conf.rss_hf);
+
 	/* Check that device supports requested rss hash functions. */
 	if ((dev_info.flow_type_rss_offloads |
 	     dev_conf->rx_adv_conf.rss_conf.rss_hf) !=
@@ -1230,7 +1301,8 @@ rte_eth_dev_configure(uint16_t port_id, uint16_t nb_rx_q, uint16_t nb_tx_q,
 			"Ethdev port_id=%u invalid rss_hf: 0x%"PRIx64", valid value: 0x%"PRIx64"\n",
 			port_id, dev_conf->rx_adv_conf.rss_conf.rss_hf,
 			dev_info.flow_type_rss_offloads);
-		return -EINVAL;
+		ret = -EINVAL;
+		goto rollback;
 	}
 
 	/*
@@ -1241,7 +1313,8 @@ rte_eth_dev_configure(uint16_t port_id, uint16_t nb_rx_q, uint16_t nb_tx_q,
 		RTE_ETHDEV_LOG(ERR,
 			"Port%u rte_eth_dev_rx_queue_config = %d\n",
 			port_id, diag);
-		return diag;
+		ret = diag;
+		goto rollback;
 	}
 
 	diag = rte_eth_dev_tx_queue_config(dev, nb_tx_q);
@@ -1250,7 +1323,8 @@ rte_eth_dev_configure(uint16_t port_id, uint16_t nb_rx_q, uint16_t nb_tx_q,
 			"Port%u rte_eth_dev_tx_queue_config = %d\n",
 			port_id, diag);
 		rte_eth_dev_rx_queue_config(dev, 0);
-		return diag;
+		ret = diag;
+		goto rollback;
 	}
 
 	diag = (*dev->dev_ops->dev_configure)(dev);
@@ -1259,7 +1333,8 @@ rte_eth_dev_configure(uint16_t port_id, uint16_t nb_rx_q, uint16_t nb_tx_q,
 			port_id, diag);
 		rte_eth_dev_rx_queue_config(dev, 0);
 		rte_eth_dev_tx_queue_config(dev, 0);
-		return eth_err(port_id, diag);
+		ret = eth_err(port_id, diag);
+		goto rollback;
 	}
 
 	/* Initialize Rx profiling if enabled at compilation time. */
@@ -1269,10 +1344,16 @@ rte_eth_dev_configure(uint16_t port_id, uint16_t nb_rx_q, uint16_t nb_tx_q,
 			port_id, diag);
 		rte_eth_dev_rx_queue_config(dev, 0);
 		rte_eth_dev_tx_queue_config(dev, 0);
-		return eth_err(port_id, diag);
+		ret = eth_err(port_id, diag);
+		goto rollback;
 	}
 
 	return 0;
+
+rollback:
+	memcpy(&dev->data->dev_conf, &orig_conf, sizeof(dev->data->dev_conf));
+
+	return ret;
 }
 
 void
@@ -1294,7 +1375,7 @@ static void
 rte_eth_dev_mac_restore(struct rte_eth_dev *dev,
 			struct rte_eth_dev_info *dev_info)
 {
-	struct ether_addr *addr;
+	struct rte_ether_addr *addr;
 	uint16_t i;
 	uint32_t pool = 0;
 	uint64_t pool_mask;
@@ -1311,7 +1392,7 @@ rte_eth_dev_mac_restore(struct rte_eth_dev *dev,
 			addr = &dev->data->mac_addrs[i];
 
 			/* skip zero address */
-			if (is_zero_ether_addr(addr))
+			if (rte_is_zero_ether_addr(addr))
 				continue;
 
 			pool = 0;
@@ -1328,24 +1409,70 @@ rte_eth_dev_mac_restore(struct rte_eth_dev *dev,
 	}
 }
 
-static void
+static int
 rte_eth_dev_config_restore(struct rte_eth_dev *dev,
 			   struct rte_eth_dev_info *dev_info, uint16_t port_id)
 {
+	int ret;
+
 	if (!(*dev_info->dev_flags & RTE_ETH_DEV_NOLIVE_MAC_ADDR))
 		rte_eth_dev_mac_restore(dev, dev_info);
 
 	/* replay promiscuous configuration */
-	if (rte_eth_promiscuous_get(port_id) == 1)
-		rte_eth_promiscuous_enable(port_id);
-	else if (rte_eth_promiscuous_get(port_id) == 0)
-		rte_eth_promiscuous_disable(port_id);
+	/*
+	 * use callbacks directly since we don't need port_id check and
+	 * would like to bypass the same value set
+	 */
+	if (rte_eth_promiscuous_get(port_id) == 1 &&
+	    *dev->dev_ops->promiscuous_enable != NULL) {
+		ret = eth_err(port_id,
+			      (*dev->dev_ops->promiscuous_enable)(dev));
+		if (ret != 0 && ret != -ENOTSUP) {
+			RTE_ETHDEV_LOG(ERR,
+				"Failed to enable promiscuous mode for device (port %u): %s\n",
+				port_id, rte_strerror(-ret));
+			return ret;
+		}
+	} else if (rte_eth_promiscuous_get(port_id) == 0 &&
+		   *dev->dev_ops->promiscuous_disable != NULL) {
+		ret = eth_err(port_id,
+			      (*dev->dev_ops->promiscuous_disable)(dev));
+		if (ret != 0 && ret != -ENOTSUP) {
+			RTE_ETHDEV_LOG(ERR,
+				"Failed to disable promiscuous mode for device (port %u): %s\n",
+				port_id, rte_strerror(-ret));
+			return ret;
+		}
+	}
 
 	/* replay all multicast configuration */
-	if (rte_eth_allmulticast_get(port_id) == 1)
-		rte_eth_allmulticast_enable(port_id);
-	else if (rte_eth_allmulticast_get(port_id) == 0)
-		rte_eth_allmulticast_disable(port_id);
+	/*
+	 * use callbacks directly since we don't need port_id check and
+	 * would like to bypass the same value set
+	 */
+	if (rte_eth_allmulticast_get(port_id) == 1 &&
+	    *dev->dev_ops->allmulticast_enable != NULL) {
+		ret = eth_err(port_id,
+			      (*dev->dev_ops->allmulticast_enable)(dev));
+		if (ret != 0 && ret != -ENOTSUP) {
+			RTE_ETHDEV_LOG(ERR,
+				"Failed to enable allmulticast mode for device (port %u): %s\n",
+				port_id, rte_strerror(-ret));
+			return ret;
+		}
+	} else if (rte_eth_allmulticast_get(port_id) == 0 &&
+		   *dev->dev_ops->allmulticast_disable != NULL) {
+		ret = eth_err(port_id,
+			      (*dev->dev_ops->allmulticast_disable)(dev));
+		if (ret != 0 && ret != -ENOTSUP) {
+			RTE_ETHDEV_LOG(ERR,
+				"Failed to disable allmulticast mode for device (port %u): %s\n",
+				port_id, rte_strerror(-ret));
+			return ret;
+		}
+	}
+
+	return 0;
 }
 
 int
@@ -1354,6 +1481,7 @@ rte_eth_dev_start(uint16_t port_id)
 	struct rte_eth_dev *dev;
 	struct rte_eth_dev_info dev_info;
 	int diag;
+	int ret;
 
 	RTE_ETH_VALID_PORTID_OR_ERR_RET(port_id, -EINVAL);
 
@@ -1368,7 +1496,9 @@ rte_eth_dev_start(uint16_t port_id)
 		return 0;
 	}
 
-	rte_eth_dev_info_get(port_id, &dev_info);
+	ret = rte_eth_dev_info_get(port_id, &dev_info);
+	if (ret != 0)
+		return ret;
 
 	/* Lets restore MAC now if device does not support live change */
 	if (*dev_info.dev_flags & RTE_ETH_DEV_NOLIVE_MAC_ADDR)
@@ -1380,7 +1510,14 @@ rte_eth_dev_start(uint16_t port_id)
 	else
 		return eth_err(port_id, diag);
 
-	rte_eth_dev_config_restore(dev, &dev_info, port_id);
+	ret = rte_eth_dev_config_restore(dev, &dev_info, port_id);
+	if (ret != 0) {
+		RTE_ETHDEV_LOG(ERR,
+			"Error during restoring configuration for device (port %u): %s\n",
+			port_id, rte_strerror(-ret));
+		rte_eth_dev_stop(port_id);
+		return ret;
+	}
 
 	if (dev->data->dev_conf.intr_conf.lsc == 0) {
 		RTE_FUNC_PTR_OR_ERR_RET(*dev->dev_ops->link_update, -ENOTSUP);
@@ -1483,7 +1620,7 @@ rte_eth_dev_reset(uint16_t port_id)
 	return eth_err(port_id, ret);
 }
 
-int __rte_experimental
+int
 rte_eth_dev_is_removed(uint16_t port_id)
 {
 	struct rte_eth_dev *dev;
@@ -1527,7 +1664,11 @@ rte_eth_rx_queue_setup(uint16_t port_id, uint16_t rx_queue_id,
 		return -EINVAL;
 	}
 
-	RTE_FUNC_PTR_OR_ERR_RET(*dev->dev_ops->dev_infos_get, -ENOTSUP);
+	if (mp == NULL) {
+		RTE_ETHDEV_LOG(ERR, "Invalid null mempool pointer\n");
+		return -EINVAL;
+	}
+
 	RTE_FUNC_PTR_OR_ERR_RET(*dev->dev_ops->rx_queue_setup, -ENOTSUP);
 
 	/*
@@ -1535,7 +1676,10 @@ rte_eth_rx_queue_setup(uint16_t port_id, uint16_t rx_queue_id,
 	 * This value must be provided in the private data of the memory pool.
 	 * First check that the memory pool has a valid private data.
 	 */
-	rte_eth_dev_info_get(port_id, &dev_info);
+	ret = rte_eth_dev_info_get(port_id, &dev_info);
+	if (ret != 0)
+		return ret;
+
 	if (mp->private_data_size < sizeof(struct rte_pktmbuf_pool_private)) {
 		RTE_ETHDEV_LOG(ERR, "%s private_data_size %d < %d\n",
 			mp->name, (int)mp->private_data_size,
@@ -1567,7 +1711,7 @@ rte_eth_rx_queue_setup(uint16_t port_id, uint16_t rx_queue_id,
 			nb_rx_desc % dev_info.rx_desc_lim.nb_align != 0) {
 
 		RTE_ETHDEV_LOG(ERR,
-			"Invalid value for nb_rx_desc(=%hu), should be: <= %hu, = %hu, and a product of %hu\n",
+			"Invalid value for nb_rx_desc(=%hu), should be: <= %hu, >= %hu, and a product of %hu\n",
 			nb_rx_desc, dev_info.rx_desc_lim.nb_max,
 			dev_info.rx_desc_lim.nb_min,
 			dev_info.rx_desc_lim.nb_align);
@@ -1619,7 +1763,7 @@ rte_eth_rx_queue_setup(uint16_t port_id, uint16_t rx_queue_id,
 	     local_conf.offloads) {
 		RTE_ETHDEV_LOG(ERR,
 			"Ethdev port_id=%d rx_queue_id=%d, new added offloads 0x%"PRIx64" must be "
-			"within pre-queue offload capabilities 0x%"PRIx64" in %s()\n",
+			"within per-queue offload capabilities 0x%"PRIx64" in %s()\n",
 			port_id, rx_queue_id, local_conf.offloads,
 			dev_info.rx_queue_offload_capa,
 			__func__);
@@ -1637,6 +1781,78 @@ rte_eth_rx_queue_setup(uint16_t port_id, uint16_t rx_queue_id,
 	return eth_err(port_id, ret);
 }
 
+int
+rte_eth_rx_hairpin_queue_setup(uint16_t port_id, uint16_t rx_queue_id,
+			       uint16_t nb_rx_desc,
+			       const struct rte_eth_hairpin_conf *conf)
+{
+	int ret;
+	struct rte_eth_dev *dev;
+	struct rte_eth_hairpin_cap cap;
+	void **rxq;
+	int i;
+	int count;
+
+	RTE_ETH_VALID_PORTID_OR_ERR_RET(port_id, -EINVAL);
+
+	dev = &rte_eth_devices[port_id];
+	if (rx_queue_id >= dev->data->nb_rx_queues) {
+		RTE_ETHDEV_LOG(ERR, "Invalid RX queue_id=%u\n", rx_queue_id);
+		return -EINVAL;
+	}
+	ret = rte_eth_dev_hairpin_capability_get(port_id, &cap);
+	if (ret != 0)
+		return ret;
+	RTE_FUNC_PTR_OR_ERR_RET(*dev->dev_ops->rx_hairpin_queue_setup,
+				-ENOTSUP);
+	/* if nb_rx_desc is zero use max number of desc from the driver. */
+	if (nb_rx_desc == 0)
+		nb_rx_desc = cap.max_nb_desc;
+	if (nb_rx_desc > cap.max_nb_desc) {
+		RTE_ETHDEV_LOG(ERR,
+			"Invalid value for nb_rx_desc(=%hu), should be: <= %hu",
+			nb_rx_desc, cap.max_nb_desc);
+		return -EINVAL;
+	}
+	if (conf->peer_count > cap.max_rx_2_tx) {
+		RTE_ETHDEV_LOG(ERR,
+			"Invalid value for number of peers for Rx queue(=%hu), should be: <= %hu",
+			conf->peer_count, cap.max_rx_2_tx);
+		return -EINVAL;
+	}
+	if (conf->peer_count == 0) {
+		RTE_ETHDEV_LOG(ERR,
+			"Invalid value for number of peers for Rx queue(=%hu), should be: > 0",
+			conf->peer_count);
+		return -EINVAL;
+	}
+	for (i = 0, count = 0; i < dev->data->nb_rx_queues &&
+	     cap.max_nb_queues != UINT16_MAX; i++) {
+		if (i == rx_queue_id || rte_eth_dev_is_rx_hairpin_queue(dev, i))
+			count++;
+	}
+	if (count > cap.max_nb_queues) {
+		RTE_ETHDEV_LOG(ERR, "To many Rx hairpin queues max is %d",
+		cap.max_nb_queues);
+		return -EINVAL;
+	}
+	if (dev->data->dev_started)
+		return -EBUSY;
+	rxq = dev->data->rx_queues;
+	if (rxq[rx_queue_id] != NULL) {
+		RTE_FUNC_PTR_OR_ERR_RET(*dev->dev_ops->rx_queue_release,
+					-ENOTSUP);
+		(*dev->dev_ops->rx_queue_release)(rxq[rx_queue_id]);
+		rxq[rx_queue_id] = NULL;
+	}
+	ret = (*dev->dev_ops->rx_hairpin_queue_setup)(dev, rx_queue_id,
+						      nb_rx_desc, conf);
+	if (ret == 0)
+		dev->data->rx_queue_state[rx_queue_id] =
+			RTE_ETH_QUEUE_STATE_HAIRPIN;
+	return eth_err(port_id, ret);
+}
+
 int
 rte_eth_tx_queue_setup(uint16_t port_id, uint16_t tx_queue_id,
 		       uint16_t nb_tx_desc, unsigned int socket_id,
@@ -1646,6 +1862,7 @@ rte_eth_tx_queue_setup(uint16_t port_id, uint16_t tx_queue_id,
 	struct rte_eth_dev_info dev_info;
 	struct rte_eth_txconf local_conf;
 	void **txq;
+	int ret;
 
 	RTE_ETH_VALID_PORTID_OR_ERR_RET(port_id, -EINVAL);
 
@@ -1655,10 +1872,11 @@ rte_eth_tx_queue_setup(uint16_t port_id, uint16_t tx_queue_id,
 		return -EINVAL;
 	}
 
-	RTE_FUNC_PTR_OR_ERR_RET(*dev->dev_ops->dev_infos_get, -ENOTSUP);
 	RTE_FUNC_PTR_OR_ERR_RET(*dev->dev_ops->tx_queue_setup, -ENOTSUP);
 
-	rte_eth_dev_info_get(port_id, &dev_info);
+	ret = rte_eth_dev_info_get(port_id, &dev_info);
+	if (ret != 0)
+		return ret;
 
 	/* Use default specified by driver, if nb_tx_desc is zero */
 	if (nb_tx_desc == 0) {
@@ -1671,7 +1889,7 @@ rte_eth_tx_queue_setup(uint16_t port_id, uint16_t tx_queue_id,
 	    nb_tx_desc < dev_info.tx_desc_lim.nb_min ||
 	    nb_tx_desc % dev_info.tx_desc_lim.nb_align != 0) {
 		RTE_ETHDEV_LOG(ERR,
-			"Invalid value for nb_tx_desc(=%hu), should be: <= %hu, = %hu, and a product of %hu\n",
+			"Invalid value for nb_tx_desc(=%hu), should be: <= %hu, >= %hu, and a product of %hu\n",
 			nb_tx_desc, dev_info.tx_desc_lim.nb_max,
 			dev_info.tx_desc_lim.nb_min,
 			dev_info.tx_desc_lim.nb_align);
@@ -1723,7 +1941,7 @@ rte_eth_tx_queue_setup(uint16_t port_id, uint16_t tx_queue_id,
 	     local_conf.offloads) {
 		RTE_ETHDEV_LOG(ERR,
 			"Ethdev port_id=%d tx_queue_id=%d, new added offloads 0x%"PRIx64" must be "
-			"within pre-queue offload capabilities 0x%"PRIx64" in %s()\n",
+			"within per-queue offload capabilities 0x%"PRIx64" in %s()\n",
 			port_id, tx_queue_id, local_conf.offloads,
 			dev_info.tx_queue_offload_capa,
 			__func__);
@@ -1734,6 +1952,77 @@ rte_eth_tx_queue_setup(uint16_t port_id, uint16_t tx_queue_id,
 		       tx_queue_id, nb_tx_desc, socket_id, &local_conf));
 }
 
+int
+rte_eth_tx_hairpin_queue_setup(uint16_t port_id, uint16_t tx_queue_id,
+			       uint16_t nb_tx_desc,
+			       const struct rte_eth_hairpin_conf *conf)
+{
+	struct rte_eth_dev *dev;
+	struct rte_eth_hairpin_cap cap;
+	void **txq;
+	int i;
+	int count;
+	int ret;
+
+	RTE_ETH_VALID_PORTID_OR_ERR_RET(port_id, -EINVAL);
+	dev = &rte_eth_devices[port_id];
+	if (tx_queue_id >= dev->data->nb_tx_queues) {
+		RTE_ETHDEV_LOG(ERR, "Invalid TX queue_id=%u\n", tx_queue_id);
+		return -EINVAL;
+	}
+	ret = rte_eth_dev_hairpin_capability_get(port_id, &cap);
+	if (ret != 0)
+		return ret;
+	RTE_FUNC_PTR_OR_ERR_RET(*dev->dev_ops->tx_hairpin_queue_setup,
+				-ENOTSUP);
+	/* if nb_rx_desc is zero use max number of desc from the driver. */
+	if (nb_tx_desc == 0)
+		nb_tx_desc = cap.max_nb_desc;
+	if (nb_tx_desc > cap.max_nb_desc) {
+		RTE_ETHDEV_LOG(ERR,
+			"Invalid value for nb_tx_desc(=%hu), should be: <= %hu",
+			nb_tx_desc, cap.max_nb_desc);
+		return -EINVAL;
+	}
+	if (conf->peer_count > cap.max_tx_2_rx) {
+		RTE_ETHDEV_LOG(ERR,
+			"Invalid value for number of peers for Tx queue(=%hu), should be: <= %hu",
+			conf->peer_count, cap.max_tx_2_rx);
+		return -EINVAL;
+	}
+	if (conf->peer_count == 0) {
+		RTE_ETHDEV_LOG(ERR,
+			"Invalid value for number of peers for Tx queue(=%hu), should be: > 0",
+			conf->peer_count);
+		return -EINVAL;
+	}
+	for (i = 0, count = 0; i < dev->data->nb_tx_queues &&
+	     cap.max_nb_queues != UINT16_MAX; i++) {
+		if (i == tx_queue_id || rte_eth_dev_is_tx_hairpin_queue(dev, i))
+			count++;
+	}
+	if (count > cap.max_nb_queues) {
+		RTE_ETHDEV_LOG(ERR, "To many Tx hairpin queues max is %d",
+		cap.max_nb_queues);
+		return -EINVAL;
+	}
+	if (dev->data->dev_started)
+		return -EBUSY;
+	txq = dev->data->tx_queues;
+	if (txq[tx_queue_id] != NULL) {
+		RTE_FUNC_PTR_OR_ERR_RET(*dev->dev_ops->tx_queue_release,
+					-ENOTSUP);
+		(*dev->dev_ops->tx_queue_release)(txq[tx_queue_id]);
+		txq[tx_queue_id] = NULL;
+	}
+	ret = (*dev->dev_ops->tx_hairpin_queue_setup)
+		(dev, tx_queue_id, nb_tx_desc, conf);
+	if (ret == 0)
+		dev->data->tx_queue_state[tx_queue_id] =
+			RTE_ETH_QUEUE_STATE_HAIRPIN;
+	return eth_err(port_id, ret);
+}
+
 void
 rte_eth_tx_buffer_drop_callback(struct rte_mbuf **pkts, uint16_t unsent,
 		void *userdata __rte_unused)
@@ -1799,30 +2088,46 @@ rte_eth_tx_done_cleanup(uint16_t port_id, uint16_t queue_id, uint32_t free_cnt)
 	return eth_err(port_id, ret);
 }
 
-void
+int
 rte_eth_promiscuous_enable(uint16_t port_id)
 {
 	struct rte_eth_dev *dev;
+	int diag = 0;
 
-	RTE_ETH_VALID_PORTID_OR_RET(port_id);
+	RTE_ETH_VALID_PORTID_OR_ERR_RET(port_id, -ENODEV);
 	dev = &rte_eth_devices[port_id];
 
-	RTE_FUNC_PTR_OR_RET(*dev->dev_ops->promiscuous_enable);
-	(*dev->dev_ops->promiscuous_enable)(dev);
-	dev->data->promiscuous = 1;
+	if (dev->data->promiscuous == 1)
+		return 0;
+
+	RTE_FUNC_PTR_OR_ERR_RET(*dev->dev_ops->promiscuous_enable, -ENOTSUP);
+
+	diag = (*dev->dev_ops->promiscuous_enable)(dev);
+	dev->data->promiscuous = (diag == 0) ? 1 : 0;
+
+	return eth_err(port_id, diag);
 }
 
-void
+int
 rte_eth_promiscuous_disable(uint16_t port_id)
 {
 	struct rte_eth_dev *dev;
+	int diag = 0;
 
-	RTE_ETH_VALID_PORTID_OR_RET(port_id);
+	RTE_ETH_VALID_PORTID_OR_ERR_RET(port_id, -ENODEV);
 	dev = &rte_eth_devices[port_id];
 
-	RTE_FUNC_PTR_OR_RET(*dev->dev_ops->promiscuous_disable);
+	if (dev->data->promiscuous == 0)
+		return 0;
+
+	RTE_FUNC_PTR_OR_ERR_RET(*dev->dev_ops->promiscuous_disable, -ENOTSUP);
+
 	dev->data->promiscuous = 0;
-	(*dev->dev_ops->promiscuous_disable)(dev);
+	diag = (*dev->dev_ops->promiscuous_disable)(dev);
+	if (diag != 0)
+		dev->data->promiscuous = 1;
+
+	return eth_err(port_id, diag);
 }
 
 int
@@ -1836,30 +2141,44 @@ rte_eth_promiscuous_get(uint16_t port_id)
 	return dev->data->promiscuous;
 }
 
-void
+int
 rte_eth_allmulticast_enable(uint16_t port_id)
 {
 	struct rte_eth_dev *dev;
+	int diag;
 
-	RTE_ETH_VALID_PORTID_OR_RET(port_id);
+	RTE_ETH_VALID_PORTID_OR_ERR_RET(port_id, -ENODEV);
 	dev = &rte_eth_devices[port_id];
 
-	RTE_FUNC_PTR_OR_RET(*dev->dev_ops->allmulticast_enable);
-	(*dev->dev_ops->allmulticast_enable)(dev);
-	dev->data->all_multicast = 1;
+	if (dev->data->all_multicast == 1)
+		return 0;
+
+	RTE_FUNC_PTR_OR_ERR_RET(*dev->dev_ops->allmulticast_enable, -ENOTSUP);
+	diag = (*dev->dev_ops->allmulticast_enable)(dev);
+	dev->data->all_multicast = (diag == 0) ? 1 : 0;
+
+	return eth_err(port_id, diag);
 }
 
-void
+int
 rte_eth_allmulticast_disable(uint16_t port_id)
 {
 	struct rte_eth_dev *dev;
+	int diag;
 
-	RTE_ETH_VALID_PORTID_OR_RET(port_id);
+	RTE_ETH_VALID_PORTID_OR_ERR_RET(port_id, -ENODEV);
 	dev = &rte_eth_devices[port_id];
 
-	RTE_FUNC_PTR_OR_RET(*dev->dev_ops->allmulticast_disable);
+	if (dev->data->all_multicast == 0)
+		return 0;
+
+	RTE_FUNC_PTR_OR_ERR_RET(*dev->dev_ops->allmulticast_disable, -ENOTSUP);
 	dev->data->all_multicast = 0;
-	(*dev->dev_ops->allmulticast_disable)(dev);
+	diag = (*dev->dev_ops->allmulticast_disable)(dev);
+	if (diag != 0)
+		dev->data->all_multicast = 1;
+
+	return eth_err(port_id, diag);
 }
 
 int
@@ -1873,40 +2192,44 @@ rte_eth_allmulticast_get(uint16_t port_id)
 	return dev->data->all_multicast;
 }
 
-void
+int
 rte_eth_link_get(uint16_t port_id, struct rte_eth_link *eth_link)
 {
 	struct rte_eth_dev *dev;
 
-	RTE_ETH_VALID_PORTID_OR_RET(port_id);
+	RTE_ETH_VALID_PORTID_OR_ERR_RET(port_id, -ENODEV);
 	dev = &rte_eth_devices[port_id];
 
 	if (dev->data->dev_conf.intr_conf.lsc &&
 	    dev->data->dev_started)
 		rte_eth_linkstatus_get(dev, eth_link);
 	else {
-		RTE_FUNC_PTR_OR_RET(*dev->dev_ops->link_update);
+		RTE_FUNC_PTR_OR_ERR_RET(*dev->dev_ops->link_update, -ENOTSUP);
 		(*dev->dev_ops->link_update)(dev, 1);
 		*eth_link = dev->data->dev_link;
 	}
+
+	return 0;
 }
 
-void
+int
 rte_eth_link_get_nowait(uint16_t port_id, struct rte_eth_link *eth_link)
 {
 	struct rte_eth_dev *dev;
 
-	RTE_ETH_VALID_PORTID_OR_RET(port_id);
+	RTE_ETH_VALID_PORTID_OR_ERR_RET(port_id, -ENODEV);
 	dev = &rte_eth_devices[port_id];
 
 	if (dev->data->dev_conf.intr_conf.lsc &&
 	    dev->data->dev_started)
 		rte_eth_linkstatus_get(dev, eth_link);
 	else {
-		RTE_FUNC_PTR_OR_RET(*dev->dev_ops->link_update);
+		RTE_FUNC_PTR_OR_ERR_RET(*dev->dev_ops->link_update, -ENOTSUP);
 		(*dev->dev_ops->link_update)(dev, 0);
 		*eth_link = dev->data->dev_link;
 	}
+
+	return 0;
 }
 
 int
@@ -1928,12 +2251,16 @@ int
 rte_eth_stats_reset(uint16_t port_id)
 {
 	struct rte_eth_dev *dev;
+	int ret;
 
 	RTE_ETH_VALID_PORTID_OR_ERR_RET(port_id, -ENODEV);
 	dev = &rte_eth_devices[port_id];
 
 	RTE_FUNC_PTR_OR_ERR_RET(*dev->dev_ops->stats_reset, -ENOTSUP);
-	(*dev->dev_ops->stats_reset)(dev);
+	ret = (*dev->dev_ops->stats_reset)(dev);
+	if (ret != 0)
+		return eth_err(port_id, ret);
+
 	dev->data->rx_mbuf_alloc_failed = 0;
 
 	return 0;
@@ -2036,9 +2363,9 @@ rte_eth_basic_stats_get_names(struct rte_eth_dev *dev,
 	uint16_t num_q;
 
 	for (idx = 0; idx < RTE_NB_STATS; idx++) {
-		snprintf(xstats_names[cnt_used_entries].name,
-			sizeof(xstats_names[0].name),
-			"%s", rte_stats_strings[idx].name);
+		strlcpy(xstats_names[cnt_used_entries].name,
+			rte_stats_strings[idx].name,
+			sizeof(xstats_names[0].name));
 		cnt_used_entries++;
 	}
 	num_q = RTE_MIN(dev->data->nb_rx_queues, RTE_ETHDEV_QUEUE_STAT_CNTRS);
@@ -2409,22 +2736,20 @@ rte_eth_xstats_get(uint16_t port_id, struct rte_eth_xstat *xstats,
 }
 
 /* reset ethdev extended statistics */
-void
+int
 rte_eth_xstats_reset(uint16_t port_id)
 {
 	struct rte_eth_dev *dev;
 
-	RTE_ETH_VALID_PORTID_OR_RET(port_id);
+	RTE_ETH_VALID_PORTID_OR_ERR_RET(port_id, -ENODEV);
 	dev = &rte_eth_devices[port_id];
 
 	/* implemented by the driver */
-	if (dev->dev_ops->xstats_reset != NULL) {
-		(*dev->dev_ops->xstats_reset)(dev);
-		return;
-	}
+	if (dev->dev_ops->xstats_reset != NULL)
+		return eth_err(port_id, (*dev->dev_ops->xstats_reset)(dev));
 
 	/* fallback to default */
-	rte_eth_stats_reset(port_id);
+	return rte_eth_stats_reset(port_id);
 }
 
 static int
@@ -2483,7 +2808,7 @@ rte_eth_dev_fw_version_get(uint16_t port_id, char *fw_version, size_t fw_size)
 							fw_version, fw_size));
 }
 
-void
+int
 rte_eth_dev_info_get(uint16_t port_id, struct rte_eth_dev_info *dev_info)
 {
 	struct rte_eth_dev *dev;
@@ -2491,23 +2816,41 @@ rte_eth_dev_info_get(uint16_t port_id, struct rte_eth_dev_info *dev_info)
 		.nb_max = UINT16_MAX,
 		.nb_min = 0,
 		.nb_align = 1,
+		.nb_seg_max = UINT16_MAX,
+		.nb_mtu_seg_max = UINT16_MAX,
 	};
+	int diag;
 
-	RTE_ETH_VALID_PORTID_OR_RET(port_id);
+	/*
+	 * Init dev_info before port_id check since caller does not have
+	 * return status and does not know if get is successful or not.
+	 */
+	memset(dev_info, 0, sizeof(struct rte_eth_dev_info));
+
+	RTE_ETH_VALID_PORTID_OR_ERR_RET(port_id, -ENODEV);
 	dev = &rte_eth_devices[port_id];
 
-	memset(dev_info, 0, sizeof(struct rte_eth_dev_info));
 	dev_info->rx_desc_lim = lim;
 	dev_info->tx_desc_lim = lim;
 	dev_info->device = dev->device;
+	dev_info->min_mtu = RTE_ETHER_MIN_MTU;
+	dev_info->max_mtu = UINT16_MAX;
+
+	RTE_FUNC_PTR_OR_ERR_RET(*dev->dev_ops->dev_infos_get, -ENOTSUP);
+	diag = (*dev->dev_ops->dev_infos_get)(dev, dev_info);
+	if (diag != 0) {
+		/* Cleanup already filled in device information */
+		memset(dev_info, 0, sizeof(struct rte_eth_dev_info));
+		return eth_err(port_id, diag);
+	}
 
-	RTE_FUNC_PTR_OR_RET(*dev->dev_ops->dev_infos_get);
-	(*dev->dev_ops->dev_infos_get)(dev, dev_info);
 	dev_info->driver_name = dev->device->driver->name;
 	dev_info->nb_rx_queues = dev->data->nb_rx_queues;
 	dev_info->nb_tx_queues = dev->data->nb_tx_queues;
 
 	dev_info->dev_flags = &dev->data->dev_flags;
+
+	return 0;
 }
 
 int
@@ -2536,14 +2879,16 @@ rte_eth_dev_get_supported_ptypes(uint16_t port_id, uint32_t ptype_mask,
 	return j;
 }
 
-void
-rte_eth_macaddr_get(uint16_t port_id, struct ether_addr *mac_addr)
+int
+rte_eth_macaddr_get(uint16_t port_id, struct rte_ether_addr *mac_addr)
 {
 	struct rte_eth_dev *dev;
 
-	RTE_ETH_VALID_PORTID_OR_RET(port_id);
+	RTE_ETH_VALID_PORTID_OR_ERR_RET(port_id, -ENODEV);
 	dev = &rte_eth_devices[port_id];
-	ether_addr_copy(&dev->data->mac_addrs[0], mac_addr);
+	rte_ether_addr_copy(&dev->data->mac_addrs[0], mac_addr);
+
+	return 0;
 }
 
 
@@ -2563,12 +2908,28 @@ int
 rte_eth_dev_set_mtu(uint16_t port_id, uint16_t mtu)
 {
 	int ret;
+	struct rte_eth_dev_info dev_info;
 	struct rte_eth_dev *dev;
 
 	RTE_ETH_VALID_PORTID_OR_ERR_RET(port_id, -ENODEV);
 	dev = &rte_eth_devices[port_id];
 	RTE_FUNC_PTR_OR_ERR_RET(*dev->dev_ops->mtu_set, -ENOTSUP);
 
+	/*
+	 * Check if the device supports dev_infos_get, if it does not
+	 * skip min_mtu/max_mtu validation here as this requires values
+	 * that are populated within the call to rte_eth_dev_info_get()
+	 * which relies on dev->dev_ops->dev_infos_get.
+	 */
+	if (*dev->dev_ops->dev_infos_get != NULL) {
+		ret = rte_eth_dev_info_get(port_id, &dev_info);
+		if (ret != 0)
+			return ret;
+
+		if (mtu < dev_info.min_mtu || mtu > dev_info.max_mtu)
+			return -EINVAL;
+	}
+
 	ret = (*dev->dev_ops->mtu_set)(dev, mtu);
 	if (!ret)
 		dev->data->mtu = mtu;
@@ -2659,53 +3020,56 @@ rte_eth_dev_set_vlan_offload(uint16_t port_id, int offload_mask)
 	int mask = 0;
 	int cur, org = 0;
 	uint64_t orig_offloads;
+	uint64_t *dev_offloads;
 
 	RTE_ETH_VALID_PORTID_OR_ERR_RET(port_id, -ENODEV);
 	dev = &rte_eth_devices[port_id];
 
 	/* save original values in case of failure */
 	orig_offloads = dev->data->dev_conf.rxmode.offloads;
+	dev_offloads = &dev->data->dev_conf.rxmode.offloads;
 
 	/*check which option changed by application*/
 	cur = !!(offload_mask & ETH_VLAN_STRIP_OFFLOAD);
-	org = !!(dev->data->dev_conf.rxmode.offloads &
-		 DEV_RX_OFFLOAD_VLAN_STRIP);
+	org = !!(*dev_offloads & DEV_RX_OFFLOAD_VLAN_STRIP);
 	if (cur != org) {
 		if (cur)
-			dev->data->dev_conf.rxmode.offloads |=
-				DEV_RX_OFFLOAD_VLAN_STRIP;
+			*dev_offloads |= DEV_RX_OFFLOAD_VLAN_STRIP;
 		else
-			dev->data->dev_conf.rxmode.offloads &=
-				~DEV_RX_OFFLOAD_VLAN_STRIP;
+			*dev_offloads &= ~DEV_RX_OFFLOAD_VLAN_STRIP;
 		mask |= ETH_VLAN_STRIP_MASK;
 	}
 
 	cur = !!(offload_mask & ETH_VLAN_FILTER_OFFLOAD);
-	org = !!(dev->data->dev_conf.rxmode.offloads &
-		 DEV_RX_OFFLOAD_VLAN_FILTER);
+	org = !!(*dev_offloads & DEV_RX_OFFLOAD_VLAN_FILTER);
 	if (cur != org) {
 		if (cur)
-			dev->data->dev_conf.rxmode.offloads |=
-				DEV_RX_OFFLOAD_VLAN_FILTER;
+			*dev_offloads |= DEV_RX_OFFLOAD_VLAN_FILTER;
 		else
-			dev->data->dev_conf.rxmode.offloads &=
-				~DEV_RX_OFFLOAD_VLAN_FILTER;
+			*dev_offloads &= ~DEV_RX_OFFLOAD_VLAN_FILTER;
 		mask |= ETH_VLAN_FILTER_MASK;
 	}
 
 	cur = !!(offload_mask & ETH_VLAN_EXTEND_OFFLOAD);
-	org = !!(dev->data->dev_conf.rxmode.offloads &
-		 DEV_RX_OFFLOAD_VLAN_EXTEND);
+	org = !!(*dev_offloads & DEV_RX_OFFLOAD_VLAN_EXTEND);
 	if (cur != org) {
 		if (cur)
-			dev->data->dev_conf.rxmode.offloads |=
-				DEV_RX_OFFLOAD_VLAN_EXTEND;
+			*dev_offloads |= DEV_RX_OFFLOAD_VLAN_EXTEND;
 		else
-			dev->data->dev_conf.rxmode.offloads &=
-				~DEV_RX_OFFLOAD_VLAN_EXTEND;
+			*dev_offloads &= ~DEV_RX_OFFLOAD_VLAN_EXTEND;
 		mask |= ETH_VLAN_EXTEND_MASK;
 	}
 
+	cur = !!(offload_mask & ETH_QINQ_STRIP_OFFLOAD);
+	org = !!(*dev_offloads & DEV_RX_OFFLOAD_QINQ_STRIP);
+	if (cur != org) {
+		if (cur)
+			*dev_offloads |= DEV_RX_OFFLOAD_QINQ_STRIP;
+		else
+			*dev_offloads &= ~DEV_RX_OFFLOAD_QINQ_STRIP;
+		mask |= ETH_QINQ_STRIP_MASK;
+	}
+
 	/*no change*/
 	if (mask == 0)
 		return ret;
@@ -2714,7 +3078,7 @@ rte_eth_dev_set_vlan_offload(uint16_t port_id, int offload_mask)
 	ret = (*dev->dev_ops->vlan_offload_set)(dev, mask);
 	if (ret) {
 		/* hit an error restore  original values */
-		dev->data->dev_conf.rxmode.offloads = orig_offloads;
+		*dev_offloads = orig_offloads;
 	}
 
 	return eth_err(port_id, ret);
@@ -2724,23 +3088,25 @@ int
 rte_eth_dev_get_vlan_offload(uint16_t port_id)
 {
 	struct rte_eth_dev *dev;
+	uint64_t *dev_offloads;
 	int ret = 0;
 
 	RTE_ETH_VALID_PORTID_OR_ERR_RET(port_id, -ENODEV);
 	dev = &rte_eth_devices[port_id];
+	dev_offloads = &dev->data->dev_conf.rxmode.offloads;
 
-	if (dev->data->dev_conf.rxmode.offloads &
-	    DEV_RX_OFFLOAD_VLAN_STRIP)
+	if (*dev_offloads & DEV_RX_OFFLOAD_VLAN_STRIP)
 		ret |= ETH_VLAN_STRIP_OFFLOAD;
 
-	if (dev->data->dev_conf.rxmode.offloads &
-	    DEV_RX_OFFLOAD_VLAN_FILTER)
+	if (*dev_offloads & DEV_RX_OFFLOAD_VLAN_FILTER)
 		ret |= ETH_VLAN_FILTER_OFFLOAD;
 
-	if (dev->data->dev_conf.rxmode.offloads &
-	    DEV_RX_OFFLOAD_VLAN_EXTEND)
+	if (*dev_offloads & DEV_RX_OFFLOAD_VLAN_EXTEND)
 		ret |= ETH_VLAN_EXTEND_OFFLOAD;
 
+	if (*dev_offloads & DEV_RX_OFFLOAD_QINQ_STRIP)
+		ret |= ETH_QINQ_STRIP_OFFLOAD;
+
 	return ret;
 }
 
@@ -2907,10 +3273,17 @@ rte_eth_dev_rss_hash_update(uint16_t port_id,
 {
 	struct rte_eth_dev *dev;
 	struct rte_eth_dev_info dev_info = { .flow_type_rss_offloads = 0, };
+	int ret;
 
 	RTE_ETH_VALID_PORTID_OR_ERR_RET(port_id, -ENODEV);
+
+	ret = rte_eth_dev_info_get(port_id, &dev_info);
+	if (ret != 0)
+		return ret;
+
+	rss_conf->rss_hf = rte_eth_rss_hf_refine(rss_conf->rss_hf);
+
 	dev = &rte_eth_devices[port_id];
-	rte_eth_dev_info_get(port_id, &dev_info);
 	if ((dev_info.flow_type_rss_offloads | rss_conf->rss_hf) !=
 	    dev_info.flow_type_rss_offloads) {
 		RTE_ETHDEV_LOG(ERR,
@@ -3011,26 +3384,29 @@ rte_eth_led_off(uint16_t port_id)
  * an empty spot.
  */
 static int
-get_mac_addr_index(uint16_t port_id, const struct ether_addr *addr)
+get_mac_addr_index(uint16_t port_id, const struct rte_ether_addr *addr)
 {
 	struct rte_eth_dev_info dev_info;
 	struct rte_eth_dev *dev = &rte_eth_devices[port_id];
 	unsigned i;
+	int ret;
 
-	RTE_ETH_VALID_PORTID_OR_ERR_RET(port_id, -ENODEV);
-	rte_eth_dev_info_get(port_id, &dev_info);
+	ret = rte_eth_dev_info_get(port_id, &dev_info);
+	if (ret != 0)
+		return -1;
 
 	for (i = 0; i < dev_info.max_mac_addrs; i++)
-		if (memcmp(addr, &dev->data->mac_addrs[i], ETHER_ADDR_LEN) == 0)
+		if (memcmp(addr, &dev->data->mac_addrs[i],
+				RTE_ETHER_ADDR_LEN) == 0)
 			return i;
 
 	return -1;
 }
 
-static const struct ether_addr null_mac_addr;
+static const struct rte_ether_addr null_mac_addr;
 
 int
-rte_eth_dev_mac_addr_add(uint16_t port_id, struct ether_addr *addr,
+rte_eth_dev_mac_addr_add(uint16_t port_id, struct rte_ether_addr *addr,
 			uint32_t pool)
 {
 	struct rte_eth_dev *dev;
@@ -3042,7 +3418,7 @@ rte_eth_dev_mac_addr_add(uint16_t port_id, struct ether_addr *addr,
 	dev = &rte_eth_devices[port_id];
 	RTE_FUNC_PTR_OR_ERR_RET(*dev->dev_ops->mac_addr_add, -ENOTSUP);
 
-	if (is_zero_ether_addr(addr)) {
+	if (rte_is_zero_ether_addr(addr)) {
 		RTE_ETHDEV_LOG(ERR, "Port %u: Cannot add NULL MAC address\n",
 			port_id);
 		return -EINVAL;
@@ -3073,7 +3449,7 @@ rte_eth_dev_mac_addr_add(uint16_t port_id, struct ether_addr *addr,
 
 	if (ret == 0) {
 		/* Update address in NIC data structure */
-		ether_addr_copy(addr, &dev->data->mac_addrs[index]);
+		rte_ether_addr_copy(addr, &dev->data->mac_addrs[index]);
 
 		/* Update pool bitmap in NIC data structure */
 		dev->data->mac_pool_sel[index] |= (1ULL << pool);
@@ -3083,7 +3459,7 @@ rte_eth_dev_mac_addr_add(uint16_t port_id, struct ether_addr *addr,
 }
 
 int
-rte_eth_dev_mac_addr_remove(uint16_t port_id, struct ether_addr *addr)
+rte_eth_dev_mac_addr_remove(uint16_t port_id, struct rte_ether_addr *addr)
 {
 	struct rte_eth_dev *dev;
 	int index;
@@ -3105,7 +3481,7 @@ rte_eth_dev_mac_addr_remove(uint16_t port_id, struct ether_addr *addr)
 	(*dev->dev_ops->mac_addr_remove)(dev, index);
 
 	/* Update address in NIC data structure */
-	ether_addr_copy(&null_mac_addr, &dev->data->mac_addrs[index]);
+	rte_ether_addr_copy(&null_mac_addr, &dev->data->mac_addrs[index]);
 
 	/* reset pool bitmap */
 	dev->data->mac_pool_sel[index] = 0;
@@ -3114,14 +3490,14 @@ rte_eth_dev_mac_addr_remove(uint16_t port_id, struct ether_addr *addr)
 }
 
 int
-rte_eth_dev_default_mac_addr_set(uint16_t port_id, struct ether_addr *addr)
+rte_eth_dev_default_mac_addr_set(uint16_t port_id, struct rte_ether_addr *addr)
 {
 	struct rte_eth_dev *dev;
 	int ret;
 
 	RTE_ETH_VALID_PORTID_OR_ERR_RET(port_id, -ENODEV);
 
-	if (!is_valid_assigned_ether_addr(addr))
+	if (!rte_is_valid_assigned_ether_addr(addr))
 		return -EINVAL;
 
 	dev = &rte_eth_devices[port_id];
@@ -3132,7 +3508,7 @@ rte_eth_dev_default_mac_addr_set(uint16_t port_id, struct ether_addr *addr)
 		return ret;
 
 	/* Update default address in NIC data structure */
-	ether_addr_copy(addr, &dev->data->mac_addrs[0]);
+	rte_ether_addr_copy(addr, &dev->data->mac_addrs[0]);
 
 	return 0;
 }
@@ -3143,26 +3519,30 @@ rte_eth_dev_default_mac_addr_set(uint16_t port_id, struct ether_addr *addr)
  * an empty spot.
  */
 static int
-get_hash_mac_addr_index(uint16_t port_id, const struct ether_addr *addr)
+get_hash_mac_addr_index(uint16_t port_id, const struct rte_ether_addr *addr)
 {
 	struct rte_eth_dev_info dev_info;
 	struct rte_eth_dev *dev = &rte_eth_devices[port_id];
 	unsigned i;
+	int ret;
+
+	ret = rte_eth_dev_info_get(port_id, &dev_info);
+	if (ret != 0)
+		return -1;
 
-	rte_eth_dev_info_get(port_id, &dev_info);
 	if (!dev->data->hash_mac_addrs)
 		return -1;
 
 	for (i = 0; i < dev_info.max_hash_mac_addrs; i++)
 		if (memcmp(addr, &dev->data->hash_mac_addrs[i],
-			ETHER_ADDR_LEN) == 0)
+			RTE_ETHER_ADDR_LEN) == 0)
 			return i;
 
 	return -1;
 }
 
 int
-rte_eth_dev_uc_hash_table_set(uint16_t port_id, struct ether_addr *addr,
+rte_eth_dev_uc_hash_table_set(uint16_t port_id, struct rte_ether_addr *addr,
 				uint8_t on)
 {
 	int index;
@@ -3172,7 +3552,7 @@ rte_eth_dev_uc_hash_table_set(uint16_t port_id, struct ether_addr *addr,
 	RTE_ETH_VALID_PORTID_OR_ERR_RET(port_id, -ENODEV);
 
 	dev = &rte_eth_devices[port_id];
-	if (is_zero_ether_addr(addr)) {
+	if (rte_is_zero_ether_addr(addr)) {
 		RTE_ETHDEV_LOG(ERR, "Port %u: Cannot add NULL MAC address\n",
 			port_id);
 		return -EINVAL;
@@ -3204,10 +3584,10 @@ rte_eth_dev_uc_hash_table_set(uint16_t port_id, struct ether_addr *addr,
 	if (ret == 0) {
 		/* Update address in NIC data structure */
 		if (on)
-			ether_addr_copy(addr,
+			rte_ether_addr_copy(addr,
 					&dev->data->hash_mac_addrs[index]);
 		else
-			ether_addr_copy(&null_mac_addr,
+			rte_ether_addr_copy(&null_mac_addr,
 					&dev->data->hash_mac_addrs[index]);
 	}
 
@@ -3234,11 +3614,15 @@ int rte_eth_set_queue_rate_limit(uint16_t port_id, uint16_t queue_idx,
 	struct rte_eth_dev *dev;
 	struct rte_eth_dev_info dev_info;
 	struct rte_eth_link link;
+	int ret;
 
 	RTE_ETH_VALID_PORTID_OR_ERR_RET(port_id, -ENODEV);
 
+	ret = rte_eth_dev_info_get(port_id, &dev_info);
+	if (ret != 0)
+		return ret;
+
 	dev = &rte_eth_devices[port_id];
-	rte_eth_dev_info_get(port_id, &dev_info);
 	link = dev->data->dev_link;
 
 	if (queue_idx > dev_info.max_tx_queues) {
@@ -3517,7 +3901,7 @@ rte_eth_dev_rx_intr_ctl(uint16_t port_id, int epfd, int op, void *data)
 	return 0;
 }
 
-int __rte_experimental
+int
 rte_eth_dev_rx_intr_ctl_q_get_fd(uint16_t port_id, uint16_t queue_id)
 {
 	struct rte_intr_handle *intr_handle;
@@ -3561,9 +3945,15 @@ rte_eth_dma_zone_reserve(const struct rte_eth_dev *dev, const char *ring_name,
 {
 	char z_name[RTE_MEMZONE_NAMESIZE];
 	const struct rte_memzone *mz;
+	int rc;
 
-	snprintf(z_name, sizeof(z_name), "eth_p%d_q%d_%s",
-		 dev->data->port_id, queue_id, ring_name);
+	rc = snprintf(z_name, sizeof(z_name), "eth_p%d_q%d_%s",
+		      dev->data->port_id, queue_id, ring_name);
+	if (rc >= RTE_MEMZONE_NAMESIZE) {
+		RTE_ETHDEV_LOG(ERR, "ring name too long\n");
+		rte_errno = ENAMETOOLONG;
+		return NULL;
+	}
 
 	mz = rte_memzone_lookup(z_name);
 	if (mz)
@@ -3573,7 +3963,7 @@ rte_eth_dma_zone_reserve(const struct rte_eth_dev *dev, const char *ring_name,
 			RTE_MEMZONE_IOVA_CONTIG, align);
 }
 
-int __rte_experimental
+int
 rte_eth_dev_create(struct rte_device *device, const char *name,
 	size_t priv_data_size,
 	ethdev_bus_specific_init ethdev_bus_specific_init,
@@ -3636,7 +4026,7 @@ probe_failed:
 	return retval;
 }
 
-int  __rte_experimental
+int
 rte_eth_dev_destroy(struct rte_eth_dev *ethdev,
 	ethdev_uninit_t ethdev_uninit)
 {
@@ -3762,12 +4152,19 @@ rte_eth_add_rx_callback(uint16_t port_id, uint16_t queue_id,
 	rte_errno = ENOTSUP;
 	return NULL;
 #endif
+	struct rte_eth_dev *dev;
+
 	/* check input parameters */
 	if (!rte_eth_dev_is_valid_port(port_id) || fn == NULL ||
 		    queue_id >= rte_eth_devices[port_id].data->nb_rx_queues) {
 		rte_errno = EINVAL;
 		return NULL;
 	}
+	dev = &rte_eth_devices[port_id];
+	if (rte_eth_dev_is_rx_hairpin_queue(dev, queue_id)) {
+		rte_errno = EINVAL;
+		return NULL;
+	}
 	struct rte_eth_rxtx_callback *cb = rte_zmalloc(NULL, sizeof(*cb), 0);
 
 	if (cb == NULL) {
@@ -3839,6 +4236,8 @@ rte_eth_add_tx_callback(uint16_t port_id, uint16_t queue_id,
 	rte_errno = ENOTSUP;
 	return NULL;
 #endif
+	struct rte_eth_dev *dev;
+
 	/* check input parameters */
 	if (!rte_eth_dev_is_valid_port(port_id) || fn == NULL ||
 		    queue_id >= rte_eth_devices[port_id].data->nb_tx_queues) {
@@ -3846,6 +4245,12 @@ rte_eth_add_tx_callback(uint16_t port_id, uint16_t queue_id,
 		return NULL;
 	}
 
+	dev = &rte_eth_devices[port_id];
+	if (rte_eth_dev_is_tx_hairpin_queue(dev, queue_id)) {
+		rte_errno = EINVAL;
+		return NULL;
+	}
+
 	struct rte_eth_rxtx_callback *cb = rte_zmalloc(NULL, sizeof(*cb), 0);
 
 	if (cb == NULL) {
@@ -3959,6 +4364,13 @@ rte_eth_rx_queue_info_get(uint16_t port_id, uint16_t queue_id,
 		return -EINVAL;
 	}
 
+	if (rte_eth_dev_is_rx_hairpin_queue(dev, queue_id)) {
+		RTE_ETHDEV_LOG(INFO,
+			"Can't get hairpin Rx queue %"PRIu16" info of device with port_id=%"PRIu16"\n",
+			queue_id, port_id);
+		return -EINVAL;
+	}
+
 	RTE_FUNC_PTR_OR_ERR_RET(*dev->dev_ops->rxq_info_get, -ENOTSUP);
 
 	memset(qinfo, 0, sizeof(*qinfo));
@@ -3983,6 +4395,13 @@ rte_eth_tx_queue_info_get(uint16_t port_id, uint16_t queue_id,
 		return -EINVAL;
 	}
 
+	if (rte_eth_dev_is_tx_hairpin_queue(dev, queue_id)) {
+		RTE_ETHDEV_LOG(INFO,
+			"Can't get hairpin Tx queue %"PRIu16" info of device with port_id=%"PRIu16"\n",
+			queue_id, port_id);
+		return -EINVAL;
+	}
+
 	RTE_FUNC_PTR_OR_ERR_RET(*dev->dev_ops->txq_info_get, -ENOTSUP);
 
 	memset(qinfo, 0, sizeof(*qinfo));
@@ -3991,9 +4410,57 @@ rte_eth_tx_queue_info_get(uint16_t port_id, uint16_t queue_id,
 	return 0;
 }
 
+int
+rte_eth_rx_burst_mode_get(uint16_t port_id, uint16_t queue_id,
+			  struct rte_eth_burst_mode *mode)
+{
+	struct rte_eth_dev *dev;
+
+	RTE_ETH_VALID_PORTID_OR_ERR_RET(port_id, -ENODEV);
+
+	if (mode == NULL)
+		return -EINVAL;
+
+	dev = &rte_eth_devices[port_id];
+
+	if (queue_id >= dev->data->nb_rx_queues) {
+		RTE_ETHDEV_LOG(ERR, "Invalid RX queue_id=%u\n", queue_id);
+		return -EINVAL;
+	}
+
+	RTE_FUNC_PTR_OR_ERR_RET(*dev->dev_ops->rx_burst_mode_get, -ENOTSUP);
+	memset(mode, 0, sizeof(*mode));
+	return eth_err(port_id,
+		       dev->dev_ops->rx_burst_mode_get(dev, queue_id, mode));
+}
+
+int
+rte_eth_tx_burst_mode_get(uint16_t port_id, uint16_t queue_id,
+			  struct rte_eth_burst_mode *mode)
+{
+	struct rte_eth_dev *dev;
+
+	RTE_ETH_VALID_PORTID_OR_ERR_RET(port_id, -ENODEV);
+
+	if (mode == NULL)
+		return -EINVAL;
+
+	dev = &rte_eth_devices[port_id];
+
+	if (queue_id >= dev->data->nb_tx_queues) {
+		RTE_ETHDEV_LOG(ERR, "Invalid TX queue_id=%u\n", queue_id);
+		return -EINVAL;
+	}
+
+	RTE_FUNC_PTR_OR_ERR_RET(*dev->dev_ops->tx_burst_mode_get, -ENOTSUP);
+	memset(mode, 0, sizeof(*mode));
+	return eth_err(port_id,
+		       dev->dev_ops->tx_burst_mode_get(dev, queue_id, mode));
+}
+
 int
 rte_eth_dev_set_mc_addr_list(uint16_t port_id,
-			     struct ether_addr *mc_addr_set,
+			     struct rte_ether_addr *mc_addr_set,
 			     uint32_t nb_mc_addr)
 {
 	struct rte_eth_dev *dev;
@@ -4097,6 +4564,18 @@ rte_eth_timesync_write_time(uint16_t port_id, const struct timespec *timestamp)
 								timestamp));
 }
 
+int
+rte_eth_read_clock(uint16_t port_id, uint64_t *clock)
+{
+	struct rte_eth_dev *dev;
+
+	RTE_ETH_VALID_PORTID_OR_ERR_RET(port_id, -ENODEV);
+	dev = &rte_eth_devices[port_id];
+
+	RTE_FUNC_PTR_OR_ERR_RET(*dev->dev_ops->read_clock, -ENOTSUP);
+	return eth_err(port_id, (*dev->dev_ops->read_clock)(dev, clock));
+}
+
 int
 rte_eth_dev_get_reg_info(uint16_t port_id, struct rte_dev_reg_info *info)
 {
@@ -4145,7 +4624,7 @@ rte_eth_dev_set_eeprom(uint16_t port_id, struct rte_dev_eeprom_info *info)
 	return eth_err(port_id, (*dev->dev_ops->set_eeprom)(dev, info));
 }
 
-int __rte_experimental
+int
 rte_eth_dev_get_module_info(uint16_t port_id,
 			    struct rte_eth_dev_module_info *modinfo)
 {
@@ -4158,7 +4637,7 @@ rte_eth_dev_get_module_info(uint16_t port_id,
 	return (*dev->dev_ops->get_module_info)(dev, modinfo);
 }
 
-int __rte_experimental
+int
 rte_eth_dev_get_module_eeprom(uint16_t port_id,
 			      struct rte_dev_eeprom_info *info)
 {
@@ -4260,15 +4739,14 @@ rte_eth_dev_adjust_nb_rx_tx_desc(uint16_t port_id,
 				 uint16_t *nb_rx_desc,
 				 uint16_t *nb_tx_desc)
 {
-	struct rte_eth_dev *dev;
 	struct rte_eth_dev_info dev_info;
+	int ret;
 
 	RTE_ETH_VALID_PORTID_OR_ERR_RET(port_id, -ENODEV);
 
-	dev = &rte_eth_devices[port_id];
-	RTE_FUNC_PTR_OR_ERR_RET(*dev->dev_ops->dev_infos_get, -ENOTSUP);
-
-	rte_eth_dev_info_get(port_id, &dev_info);
+	ret = rte_eth_dev_info_get(port_id, &dev_info);
+	if (ret != 0)
+		return ret;
 
 	if (nb_rx_desc != NULL)
 		rte_eth_dev_adjust_nb_desc(nb_rx_desc, &dev_info.rx_desc_lim);
@@ -4279,6 +4757,38 @@ rte_eth_dev_adjust_nb_rx_tx_desc(uint16_t port_id,
 	return 0;
 }
 
+int
+rte_eth_dev_hairpin_capability_get(uint16_t port_id,
+				   struct rte_eth_hairpin_cap *cap)
+{
+	struct rte_eth_dev *dev;
+
+	RTE_ETH_VALID_PORTID_OR_ERR_RET(port_id, -EINVAL);
+
+	dev = &rte_eth_devices[port_id];
+	RTE_FUNC_PTR_OR_ERR_RET(*dev->dev_ops->hairpin_cap_get, -ENOTSUP);
+	memset(cap, 0, sizeof(*cap));
+	return eth_err(port_id, (*dev->dev_ops->hairpin_cap_get)(dev, cap));
+}
+
+int
+rte_eth_dev_is_rx_hairpin_queue(struct rte_eth_dev *dev, uint16_t queue_id)
+{
+	if (dev->data->rx_queue_state[queue_id] ==
+	    RTE_ETH_QUEUE_STATE_HAIRPIN)
+		return 1;
+	return 0;
+}
+
+int
+rte_eth_dev_is_tx_hairpin_queue(struct rte_eth_dev *dev, uint16_t queue_id)
+{
+	if (dev->data->tx_queue_state[queue_id] ==
+	    RTE_ETH_QUEUE_STATE_HAIRPIN)
+		return 1;
+	return 0;
+}
+
 int
 rte_eth_dev_pool_ops_supported(uint16_t port_id, const char *pool)
 {
@@ -4314,7 +4824,7 @@ static struct rte_eth_dev_switch {
 	enum rte_eth_switch_domain_state state;
 } rte_eth_switch_domains[RTE_MAX_ETHPORTS];
 
-int __rte_experimental
+int
 rte_eth_switch_domain_alloc(uint16_t *domain_id)
 {
 	unsigned int i;
@@ -4335,7 +4845,7 @@ rte_eth_switch_domain_alloc(uint16_t *domain_id)
 	return -ENOSPC;
 }
 
-int __rte_experimental
+int
 rte_eth_switch_domain_free(uint16_t domain_id)
 {
 	if (domain_id == RTE_ETH_DEV_SWITCH_DOMAIN_ID_INVALID ||
@@ -4415,7 +4925,7 @@ rte_eth_devargs_tokenise(struct rte_kvargs *arglist, const char *str_in)
 	}
 }
 
-int __rte_experimental
+int
 rte_eth_devargs_parse(const char *dargs, struct rte_eth_devargs *eth_da)
 {
 	struct rte_kvargs args;