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-rw-r--r--lib/librte_ether/rte_ethdev.c1381
1 files changed, 1381 insertions, 0 deletions
diff --git a/lib/librte_ether/rte_ethdev.c b/lib/librte_ether/rte_ethdev.c
new file mode 100644
index 0000000..a7a7e68
--- /dev/null
+++ b/lib/librte_ether/rte_ethdev.c
@@ -0,0 +1,1381 @@
+/*-
+ * BSD LICENSE
+ *
+ * Copyright(c) 2010-2012 Intel Corporation. All rights reserved.
+ * 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 Intel Corporation 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.
+ *
+ * version: DPDK.L.1.2.3-3
+ */
+
+#include <sys/types.h>
+#include <sys/queue.h>
+#include <ctype.h>
+#include <stdio.h>
+#include <stdlib.h>
+#include <string.h>
+#include <stdarg.h>
+#include <errno.h>
+#include <stdint.h>
+#include <inttypes.h>
+
+#include <rte_byteorder.h>
+#include <rte_log.h>
+#include <rte_debug.h>
+#include <rte_interrupts.h>
+#include <rte_pci.h>
+#include <rte_memory.h>
+#include <rte_memcpy.h>
+#include <rte_memzone.h>
+#include <rte_launch.h>
+#include <rte_tailq.h>
+#include <rte_eal.h>
+#include <rte_per_lcore.h>
+#include <rte_lcore.h>
+#include <rte_atomic.h>
+#include <rte_branch_prediction.h>
+#include <rte_common.h>
+#include <rte_ring.h>
+#include <rte_mempool.h>
+#include <rte_malloc.h>
+#include <rte_mbuf.h>
+#include <rte_errno.h>
+#include <rte_spinlock.h>
+
+#include "rte_ether.h"
+#include "rte_ethdev.h"
+
+#ifdef RTE_LIBRTE_ETHDEV_DEBUG
+#define PMD_DEBUG_TRACE(fmt, args...) do { \
+ RTE_LOG(ERR, PMD, "%s: " fmt, __func__, ## args); \
+ } while (0)
+#else
+#define PMD_DEBUG_TRACE(fmt, args...)
+#endif
+
+/* define two macros for quick checking for restricting functions to primary
+ * instance only. First macro is for functions returning an int - and therefore
+ * an error code, second macro is for functions returning null.
+ */
+#define PROC_PRIMARY_OR_ERR() do { \
+ if (rte_eal_process_type() != RTE_PROC_PRIMARY) { \
+ PMD_DEBUG_TRACE("Cannot run %s in secondary processes\n", \
+ __func__); \
+ return (-E_RTE_SECONDARY); \
+ } \
+} while(0)
+
+#define PROC_PRIMARY_OR_RET() do { \
+ if (rte_eal_process_type() != RTE_PROC_PRIMARY) { \
+ PMD_DEBUG_TRACE("Cannot run %s in secondary processes\n", \
+ __func__); \
+ return; \
+ } \
+} while(0)
+
+/* Macros to check for invlaid function pointers in dev_ops structure */
+#define FUNC_PTR_OR_ERR_RET(func, retval) do { \
+ if ((func) == NULL) { \
+ PMD_DEBUG_TRACE("Function not supported\n"); \
+ return (retval); \
+ } \
+} while(0)
+#define FUNC_PTR_OR_RET(func) do { \
+ if ((func) == NULL) { \
+ PMD_DEBUG_TRACE("Function not supported\n"); \
+ return; \
+ } \
+} while(0)
+
+static const char *MZ_RTE_ETH_DEV_DATA = "rte_eth_dev_data";
+struct rte_eth_dev rte_eth_devices[RTE_MAX_ETHPORTS];
+static struct rte_eth_dev_data *rte_eth_dev_data = NULL;
+static uint8_t nb_ports = 0;
+
+/* spinlock for eth device callbacks */
+static rte_spinlock_t rte_eth_dev_cb_lock = RTE_SPINLOCK_INITIALIZER;
+
+/**
+ * The user application callback description.
+ *
+ * It contains callback address to be registered by user application,
+ * the pointer to the parameters for callback, and the event type.
+ */
+struct rte_eth_dev_callback {
+ TAILQ_ENTRY(rte_eth_dev_callback) next; /**< Callbacks list */
+ rte_eth_dev_cb_fn cb_fn; /**< Callback address */
+ void *cb_arg; /**< Parameter for callback */
+ enum rte_eth_event_type event; /**< Interrupt event type */
+};
+
+static inline void
+rte_eth_dev_data_alloc(void)
+{
+ const unsigned flags = 0;
+ const struct rte_memzone *mz;
+
+ if (rte_eal_process_type() == RTE_PROC_PRIMARY){
+ mz = rte_memzone_reserve(MZ_RTE_ETH_DEV_DATA,
+ RTE_MAX_ETHPORTS * sizeof(*rte_eth_dev_data),
+ rte_socket_id(), flags);
+ } else
+ mz = rte_memzone_lookup(MZ_RTE_ETH_DEV_DATA);
+ if (mz == NULL)
+ rte_panic("Cannot allocate memzone for ethernet port data\n");
+
+ rte_eth_dev_data = mz->addr;
+ if (rte_eal_process_type() == RTE_PROC_PRIMARY)
+ memset(rte_eth_dev_data, 0,
+ RTE_MAX_ETHPORTS * sizeof(*rte_eth_dev_data));
+}
+
+static inline struct rte_eth_dev *
+rte_eth_dev_allocate(void)
+{
+ struct rte_eth_dev *eth_dev;
+
+ if (nb_ports == RTE_MAX_ETHPORTS)
+ return NULL;
+
+ if (rte_eth_dev_data == NULL)
+ rte_eth_dev_data_alloc();
+
+ eth_dev = &rte_eth_devices[nb_ports];
+ eth_dev->data = &rte_eth_dev_data[nb_ports];
+ eth_dev->data->port_id = nb_ports++;
+ return eth_dev;
+}
+
+static int
+rte_eth_dev_init(struct rte_pci_driver *pci_drv,
+ struct rte_pci_device *pci_dev)
+{
+ struct eth_driver *eth_drv;
+ struct rte_eth_dev *eth_dev;
+ int diag;
+
+ eth_drv = (struct eth_driver *)pci_drv;
+
+ eth_dev = rte_eth_dev_allocate();
+ if (eth_dev == NULL)
+ return -ENOMEM;
+
+
+ if (rte_eal_process_type() == RTE_PROC_PRIMARY){
+ eth_dev->data->dev_private = rte_zmalloc("ethdev private structure",
+ eth_drv->dev_private_size,
+ CACHE_LINE_SIZE);
+ if (eth_dev->data->dev_private == NULL)
+ return -ENOMEM;
+ }
+ eth_dev->pci_dev = pci_dev;
+ eth_dev->driver = eth_drv;
+ eth_dev->data->rx_mbuf_alloc_failed = 0;
+
+ /* init user callbacks */
+ TAILQ_INIT(&(eth_dev->callbacks));
+
+ /*
+ * Set the default maximum frame size.
+ */
+ eth_dev->data->max_frame_size = ETHER_MAX_LEN;
+
+ /* Invoke PMD device initialization function */
+ diag = (*eth_drv->eth_dev_init)(eth_drv, eth_dev);
+ if (diag == 0)
+ return (0);
+
+ PMD_DEBUG_TRACE("driver %s: eth_dev_init(vendor_id=0x%u device_id=0x%x)"
+ " failed\n", pci_drv->name,
+ (unsigned) pci_dev->id.vendor_id,
+ (unsigned) pci_dev->id.device_id);
+ if (rte_eal_process_type() == RTE_PROC_PRIMARY)
+ rte_free(eth_dev->data->dev_private);
+ nb_ports--;
+ return diag;
+}
+
+/**
+ * Register an Ethernet [Poll Mode] driver.
+ *
+ * Function invoked by the initialization function of an Ethernet driver
+ * to simultaneously register itself as a PCI driver and as an Ethernet
+ * Poll Mode Driver.
+ * Invokes the rte_eal_pci_register() function to register the *pci_drv*
+ * structure embedded in the *eth_drv* structure, after having stored the
+ * address of the rte_eth_dev_init() function in the *devinit* field of
+ * the *pci_drv* structure.
+ * During the PCI probing phase, the rte_eth_dev_init() function is
+ * invoked for each PCI [Ethernet device] matching the embedded PCI
+ * identifiers provided by the driver.
+ */
+void
+rte_eth_driver_register(struct eth_driver *eth_drv)
+{
+ eth_drv->pci_drv.devinit = rte_eth_dev_init;
+ rte_eal_pci_register(&eth_drv->pci_drv);
+}
+
+uint8_t
+rte_eth_dev_count(void)
+{
+ return (nb_ports);
+}
+
+int
+rte_eth_dev_configure(uint8_t port_id, uint16_t nb_rx_q, uint16_t nb_tx_q,
+ const struct rte_eth_conf *dev_conf)
+{
+ struct rte_eth_dev *dev;
+ struct rte_eth_dev_info dev_info;
+ int diag;
+
+ /* This function is only safe when called from the primary process
+ * in a multi-process setup*/
+ PROC_PRIMARY_OR_ERR();
+
+ if (port_id >= nb_ports || port_id >= RTE_MAX_ETHPORTS) {
+ PMD_DEBUG_TRACE("Invalid port_id=%d\n", port_id);
+ return (-EINVAL);
+ }
+ dev = &rte_eth_devices[port_id];
+
+ FUNC_PTR_OR_ERR_RET(*dev->dev_ops->dev_infos_get, -ENOTSUP);
+ FUNC_PTR_OR_ERR_RET(*dev->dev_ops->dev_configure, -ENOTSUP);
+
+ if (dev->data->dev_started) {
+ PMD_DEBUG_TRACE(
+ "port %d must be stopped to allow configuration", port_id);
+ return -EBUSY;
+ }
+
+ /*
+ * Check that the numbers of RX and TX queues are not greater
+ * than the maximum number of RX and TX queues supported by the
+ * configured device.
+ */
+ (*dev->dev_ops->dev_infos_get)(dev, &dev_info);
+ if (nb_rx_q > dev_info.max_rx_queues) {
+ PMD_DEBUG_TRACE("ethdev port_id=%d nb_rx_queues=%d > %d",
+ port_id, nb_rx_q, dev_info.max_rx_queues);
+ return (-EINVAL);
+ }
+ if (nb_rx_q == 0) {
+ PMD_DEBUG_TRACE("ethdev port_id=%d nb_rx_q == 0", port_id);
+ return (-EINVAL);
+ }
+
+ if (nb_tx_q > dev_info.max_tx_queues) {
+ PMD_DEBUG_TRACE("ethdev port_id=%d nb_tx_queues=%d > %d",
+ port_id, nb_tx_q, dev_info.max_tx_queues);
+ return (-EINVAL);
+ }
+ if (nb_tx_q == 0) {
+ PMD_DEBUG_TRACE("ethdev port_id=%d nb_tx_q == 0", port_id);
+ return (-EINVAL);
+ }
+
+ /* Copy the dev_conf parameter into the dev structure */
+ memcpy(&dev->data->dev_conf, dev_conf, sizeof(dev->data->dev_conf));
+
+ /*
+ * If jumbo frames are enabled, check that the maximum RX packet
+ * length is supported by the configured device.
+ */
+ if (dev_conf->rxmode.jumbo_frame == 1) {
+ if (dev_conf->rxmode.max_rx_pkt_len >
+ dev_info.max_rx_pktlen) {
+ PMD_DEBUG_TRACE("ethdev port_id=%d max_rx_pkt_len %u"
+ " > max valid value %u",
+ port_id,
+ (unsigned)dev_conf->rxmode.max_rx_pkt_len,
+ (unsigned)dev_info.max_rx_pktlen);
+ return (-EINVAL);
+ }
+ } else
+ /* Use default value */
+ dev->data->dev_conf.rxmode.max_rx_pkt_len = ETHER_MAX_LEN;
+
+ /* For vmdb+dcb mode check our configuration before we go further */
+ if (dev_conf->rxmode.mq_mode == ETH_VMDQ_DCB) {
+ const struct rte_eth_vmdq_dcb_conf *conf;
+
+ if (nb_rx_q != ETH_VMDQ_DCB_NUM_QUEUES) {
+ PMD_DEBUG_TRACE("ethdev port_id=%d VMDQ+DCB, nb_rx_q "
+ "!= %d",
+ port_id, ETH_VMDQ_DCB_NUM_QUEUES);
+ return (-EINVAL);
+ }
+ conf = &(dev_conf->rx_adv_conf.vmdq_dcb_conf);
+ if (! (conf->nb_queue_pools == ETH_16_POOLS ||
+ conf->nb_queue_pools == ETH_32_POOLS)) {
+ PMD_DEBUG_TRACE("ethdev port_id=%d VMDQ+DCB selected, "
+ "nb_queue_pools != %d or nb_queue_pools "
+ "!= %d",
+ port_id, ETH_16_POOLS, ETH_32_POOLS);
+ return (-EINVAL);
+ }
+ }
+
+ diag = (*dev->dev_ops->dev_configure)(dev, nb_rx_q, nb_tx_q);
+ if (diag != 0) {
+ rte_free(dev->data->rx_queues);
+ rte_free(dev->data->tx_queues);
+ }
+ return diag;
+}
+
+static void
+rte_eth_dev_config_restore(uint8_t port_id)
+{
+ struct rte_eth_dev *dev;
+ struct rte_eth_dev_info dev_info;
+ struct ether_addr addr;
+ uint16_t i;
+
+ dev = &rte_eth_devices[port_id];
+
+ rte_eth_dev_info_get(port_id, &dev_info);
+
+ /* replay MAC address configuration */
+ for (i = 0; i < dev_info.max_mac_addrs; i++) {
+ addr = dev->data->mac_addrs[i];
+
+ /* skip zero address */
+ if (is_zero_ether_addr(&addr))
+ continue;
+
+ /* add address to the hardware */
+ if (*dev->dev_ops->mac_addr_add)
+ (*dev->dev_ops->mac_addr_add)(dev, &addr, i, 0);
+ else {
+ PMD_DEBUG_TRACE("port %d: MAC address array not supported\n",
+ port_id);
+ /* exit the loop but not return an error */
+ break;
+ }
+ }
+
+ /* 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);
+
+ /* replay allmulticast 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);
+}
+
+int
+rte_eth_dev_start(uint8_t port_id)
+{
+ struct rte_eth_dev *dev;
+ int diag;
+
+ /* This function is only safe when called from the primary process
+ * in a multi-process setup*/
+ PROC_PRIMARY_OR_ERR();
+
+ if (port_id >= nb_ports) {
+ PMD_DEBUG_TRACE("Invalid port_id=%d\n", port_id);
+ return (-EINVAL);
+ }
+ dev = &rte_eth_devices[port_id];
+
+ FUNC_PTR_OR_ERR_RET(*dev->dev_ops->dev_start, -ENOTSUP);
+ diag = (*dev->dev_ops->dev_start)(dev);
+ if (diag == 0)
+ dev->data->dev_started = 1;
+ else
+ return diag;
+
+ rte_eth_dev_config_restore(port_id);
+
+ return 0;
+}
+
+void
+rte_eth_dev_stop(uint8_t port_id)
+{
+ struct rte_eth_dev *dev;
+
+ /* This function is only safe when called from the primary process
+ * in a multi-process setup*/
+ PROC_PRIMARY_OR_RET();
+
+ if (port_id >= nb_ports) {
+ PMD_DEBUG_TRACE("Invalid port_id=%d\n", port_id);
+ return;
+ }
+ dev = &rte_eth_devices[port_id];
+
+ FUNC_PTR_OR_RET(*dev->dev_ops->dev_stop);
+ dev->data->dev_started = 0;
+ (*dev->dev_ops->dev_stop)(dev);
+}
+
+void
+rte_eth_dev_close(uint8_t port_id)
+{
+ struct rte_eth_dev *dev;
+
+ /* This function is only safe when called from the primary process
+ * in a multi-process setup*/
+ PROC_PRIMARY_OR_RET();
+
+ if (port_id >= nb_ports) {
+ PMD_DEBUG_TRACE("Invalid port_id=%d\n", port_id);
+ return;
+ }
+
+ dev = &rte_eth_devices[port_id];
+ FUNC_PTR_OR_RET(*dev->dev_ops->dev_close);
+ dev->data->dev_started = 0;
+ (*dev->dev_ops->dev_close)(dev);
+}
+
+int
+rte_eth_rx_queue_setup(uint8_t port_id, uint16_t rx_queue_id,
+ uint16_t nb_rx_desc, unsigned int socket_id,
+ const struct rte_eth_rxconf *rx_conf,
+ struct rte_mempool *mp)
+{
+ struct rte_eth_dev *dev;
+ struct rte_pktmbuf_pool_private *mbp_priv;
+ struct rte_eth_dev_info dev_info;
+
+ /* This function is only safe when called from the primary process
+ * in a multi-process setup*/
+ PROC_PRIMARY_OR_ERR();
+
+ if (port_id >= nb_ports) {
+ PMD_DEBUG_TRACE("Invalid port_id=%d\n", port_id);
+ return (-EINVAL);
+ }
+ dev = &rte_eth_devices[port_id];
+ if (rx_queue_id >= dev->data->nb_rx_queues) {
+ PMD_DEBUG_TRACE("Invalid RX queue_id=%d\n", rx_queue_id);
+ return (-EINVAL);
+ }
+
+ if (dev->data->dev_started) {
+ PMD_DEBUG_TRACE(
+ "port %d must be stopped to allow configuration", port_id);
+ return -EBUSY;
+ }
+
+ FUNC_PTR_OR_ERR_RET(*dev->dev_ops->dev_infos_get, -ENOTSUP);
+ FUNC_PTR_OR_ERR_RET(*dev->dev_ops->rx_queue_setup, -ENOTSUP);
+
+ /*
+ * Check the size of the mbuf data buffer.
+ * This value must be provided in the private data of the memory pool.
+ * First check that the memory pool has a valid private data.
+ */
+ (*dev->dev_ops->dev_infos_get)(dev, &dev_info);
+ if (mp->private_data_size < sizeof(struct rte_pktmbuf_pool_private)) {
+ PMD_DEBUG_TRACE("%s private_data_size %d < %d\n",
+ mp->name, (int) mp->private_data_size,
+ (int) sizeof(struct rte_pktmbuf_pool_private));
+ return (-ENOSPC);
+ }
+ mbp_priv = (struct rte_pktmbuf_pool_private *)
+ ((char *)mp + sizeof(struct rte_mempool));
+ if ((uint32_t) (mbp_priv->mbuf_data_room_size - RTE_PKTMBUF_HEADROOM) <
+ dev_info.min_rx_bufsize) {
+ PMD_DEBUG_TRACE("%s mbuf_data_room_size %d < %d "
+ "(RTE_PKTMBUF_HEADROOM=%d + min_rx_bufsize(dev)"
+ "=%d)\n",
+ mp->name,
+ (int)mbp_priv->mbuf_data_room_size,
+ (int)(RTE_PKTMBUF_HEADROOM +
+ dev_info.min_rx_bufsize),
+ (int)RTE_PKTMBUF_HEADROOM,
+ (int)dev_info.min_rx_bufsize);
+ return (-EINVAL);
+ }
+
+ return (*dev->dev_ops->rx_queue_setup)(dev, rx_queue_id, nb_rx_desc,
+ socket_id, rx_conf, mp);
+}
+
+int
+rte_eth_tx_queue_setup(uint8_t port_id, uint16_t tx_queue_id,
+ uint16_t nb_tx_desc, unsigned int socket_id,
+ const struct rte_eth_txconf *tx_conf)
+{
+ struct rte_eth_dev *dev;
+
+ /* This function is only safe when called from the primary process
+ * in a multi-process setup*/
+ PROC_PRIMARY_OR_ERR();
+
+ if (port_id >= nb_ports) {
+ PMD_DEBUG_TRACE("Invalid port_id=%d\n", port_id);
+ return (-EINVAL);
+ }
+ dev = &rte_eth_devices[port_id];
+ if (tx_queue_id >= dev->data->nb_tx_queues) {
+ PMD_DEBUG_TRACE("Invalid TX queue_id=%d\n", tx_queue_id);
+ return (-EINVAL);
+ }
+
+ if (dev->data->dev_started) {
+ PMD_DEBUG_TRACE(
+ "port %d must be stopped to allow configuration", port_id);
+ return -EBUSY;
+ }
+
+ FUNC_PTR_OR_ERR_RET(*dev->dev_ops->tx_queue_setup, -ENOTSUP);
+ return (*dev->dev_ops->tx_queue_setup)(dev, tx_queue_id, nb_tx_desc,
+ socket_id, tx_conf);
+}
+
+void
+rte_eth_promiscuous_enable(uint8_t port_id)
+{
+ struct rte_eth_dev *dev;
+
+ if (port_id >= nb_ports) {
+ PMD_DEBUG_TRACE("Invalid port_id=%d\n", port_id);
+ return;
+ }
+ dev = &rte_eth_devices[port_id];
+
+ FUNC_PTR_OR_RET(*dev->dev_ops->promiscuous_enable);
+ (*dev->dev_ops->promiscuous_enable)(dev);
+ dev->data->promiscuous = 1;
+}
+
+void
+rte_eth_promiscuous_disable(uint8_t port_id)
+{
+ struct rte_eth_dev *dev;
+
+ if (port_id >= nb_ports) {
+ PMD_DEBUG_TRACE("Invalid port_id=%d\n", port_id);
+ return;
+ }
+ dev = &rte_eth_devices[port_id];
+
+ FUNC_PTR_OR_RET(*dev->dev_ops->promiscuous_disable);
+ dev->data->promiscuous = 0;
+ (*dev->dev_ops->promiscuous_disable)(dev);
+}
+
+int
+rte_eth_promiscuous_get(uint8_t port_id)
+{
+ struct rte_eth_dev *dev;
+
+ if (port_id >= nb_ports) {
+ PMD_DEBUG_TRACE("Invalid port_id=%d\n", port_id);
+ return -1;
+ }
+
+ dev = &rte_eth_devices[port_id];
+ return dev->data->promiscuous;
+}
+
+void
+rte_eth_allmulticast_enable(uint8_t port_id)
+{
+ struct rte_eth_dev *dev;
+
+ if (port_id >= nb_ports) {
+ PMD_DEBUG_TRACE("Invalid port_id=%d\n", port_id);
+ return;
+ }
+ dev = &rte_eth_devices[port_id];
+
+ FUNC_PTR_OR_RET(*dev->dev_ops->allmulticast_enable);
+ (*dev->dev_ops->allmulticast_enable)(dev);
+ dev->data->all_multicast = 1;
+}
+
+void
+rte_eth_allmulticast_disable(uint8_t port_id)
+{
+ struct rte_eth_dev *dev;
+
+ if (port_id >= nb_ports) {
+ PMD_DEBUG_TRACE("Invalid port_id=%d\n", port_id);
+ return;
+ }
+ dev = &rte_eth_devices[port_id];
+
+ FUNC_PTR_OR_RET(*dev->dev_ops->allmulticast_disable);
+ dev->data->all_multicast = 0;
+ (*dev->dev_ops->allmulticast_disable)(dev);
+}
+
+int
+rte_eth_allmulticast_get(uint8_t port_id)
+{
+ struct rte_eth_dev *dev;
+
+ if (port_id >= nb_ports) {
+ PMD_DEBUG_TRACE("Invalid port_id=%d\n", port_id);
+ return -1;
+ }
+
+ dev = &rte_eth_devices[port_id];
+ return dev->data->all_multicast;
+}
+
+static inline int
+rte_eth_dev_atomic_read_link_status(struct rte_eth_dev *dev,
+ struct rte_eth_link *link)
+{
+ struct rte_eth_link *dst = link;
+ struct rte_eth_link *src = &(dev->data->dev_link);
+
+ if (rte_atomic64_cmpset((uint64_t *)dst, *(uint64_t *)dst,
+ *(uint64_t *)src) == 0)
+ return -1;
+
+ return 0;
+}
+
+void
+rte_eth_link_get(uint8_t port_id, struct rte_eth_link *eth_link)
+{
+ struct rte_eth_dev *dev;
+
+ if (port_id >= nb_ports) {
+ PMD_DEBUG_TRACE("Invalid port_id=%d\n", port_id);
+ return;
+ }
+ dev = &rte_eth_devices[port_id];
+ FUNC_PTR_OR_RET(*dev->dev_ops->link_update);
+
+ if (dev->data->dev_conf.intr_conf.lsc != 0)
+ rte_eth_dev_atomic_read_link_status(dev, eth_link);
+ else {
+ (*dev->dev_ops->link_update)(dev, 1);
+ *eth_link = dev->data->dev_link;
+ }
+}
+
+void
+rte_eth_link_get_nowait(uint8_t port_id, struct rte_eth_link *eth_link)
+{
+ struct rte_eth_dev *dev;
+
+ if (port_id >= nb_ports) {
+ PMD_DEBUG_TRACE("Invalid port_id=%d\n", port_id);
+ return;
+ }
+ dev = &rte_eth_devices[port_id];
+ FUNC_PTR_OR_RET(*dev->dev_ops->link_update);
+
+ if (dev->data->dev_conf.intr_conf.lsc != 0)
+ rte_eth_dev_atomic_read_link_status(dev, eth_link);
+ else {
+ (*dev->dev_ops->link_update)(dev, 0);
+ *eth_link = dev->data->dev_link;
+ }
+}
+
+void
+rte_eth_stats_get(uint8_t port_id, struct rte_eth_stats *stats)
+{
+ struct rte_eth_dev *dev;
+
+ if (port_id >= nb_ports) {
+ PMD_DEBUG_TRACE("Invalid port_id=%d\n", port_id);
+ return;
+ }
+ dev = &rte_eth_devices[port_id];
+
+ FUNC_PTR_OR_RET(*dev->dev_ops->stats_get);
+ (*dev->dev_ops->stats_get)(dev, stats);
+ stats->rx_nombuf = dev->data->rx_mbuf_alloc_failed;
+}
+
+void
+rte_eth_stats_reset(uint8_t port_id)
+{
+ struct rte_eth_dev *dev;
+
+ if (port_id >= nb_ports) {
+ PMD_DEBUG_TRACE("Invalid port_id=%d\n", port_id);
+ return;
+ }
+ dev = &rte_eth_devices[port_id];
+
+ FUNC_PTR_OR_RET(*dev->dev_ops->stats_reset);
+ (*dev->dev_ops->stats_reset)(dev);
+}
+
+void
+rte_eth_dev_info_get(uint8_t port_id, struct rte_eth_dev_info *dev_info)
+{
+ struct rte_eth_dev *dev;
+
+ if (port_id >= nb_ports) {
+ PMD_DEBUG_TRACE("Invalid port_id=%d\n", port_id);
+ return;
+ }
+ dev = &rte_eth_devices[port_id];
+
+ FUNC_PTR_OR_RET(*dev->dev_ops->dev_infos_get);
+ (*dev->dev_ops->dev_infos_get)(dev, dev_info);
+ dev_info->pci_dev = dev->pci_dev;
+ dev_info->driver_name = dev->driver->pci_drv.name;
+}
+
+void
+rte_eth_macaddr_get(uint8_t port_id, struct ether_addr *mac_addr)
+{
+ struct rte_eth_dev *dev;
+
+ if (port_id >= nb_ports) {
+ PMD_DEBUG_TRACE("Invalid port_id=%d\n", port_id);
+ return;
+ }
+ dev = &rte_eth_devices[port_id];
+ ether_addr_copy(&dev->data->mac_addrs[0], mac_addr);
+}
+
+int
+rte_eth_dev_vlan_filter(uint8_t port_id, uint16_t vlan_id, int on)
+{
+ struct rte_eth_dev *dev;
+
+ if (port_id >= nb_ports) {
+ PMD_DEBUG_TRACE("Invalid port_id=%d\n", port_id);
+ return (-ENODEV);
+ }
+ dev = &rte_eth_devices[port_id];
+ if (! (dev->data->dev_conf.rxmode.hw_vlan_filter)) {
+ PMD_DEBUG_TRACE("port %d: vlan-filtering disabled\n", port_id);
+ return (-ENOSYS);
+ }
+ if (vlan_id > 4095) {
+ PMD_DEBUG_TRACE("(port_id=%d) invalid vlan_id=%u > 4095\n",
+ port_id, (unsigned) vlan_id);
+ return (-EINVAL);
+ }
+
+ FUNC_PTR_OR_ERR_RET(*dev->dev_ops->vlan_filter_set, -ENOTSUP);
+ (*dev->dev_ops->vlan_filter_set)(dev, vlan_id, on);
+ return (0);
+}
+
+int
+rte_eth_dev_fdir_add_signature_filter(uint8_t port_id,
+ struct rte_fdir_filter *fdir_filter,
+ uint8_t queue)
+{
+ struct rte_eth_dev *dev;
+
+ if (port_id >= nb_ports) {
+ PMD_DEBUG_TRACE("Invalid port_id=%d\n", port_id);
+ return (-ENODEV);
+ }
+
+ dev = &rte_eth_devices[port_id];
+
+ if (dev->data->dev_conf.fdir_conf.mode != RTE_FDIR_MODE_SIGNATURE) {
+ PMD_DEBUG_TRACE("port %d: invalid FDIR mode=%u\n",
+ port_id, dev->data->dev_conf.fdir_conf.mode);
+ return (-ENOSYS);
+ }
+
+ if ((fdir_filter->l4type == RTE_FDIR_L4TYPE_SCTP
+ || fdir_filter->l4type == RTE_FDIR_L4TYPE_NONE)
+ && (fdir_filter->port_src || fdir_filter->port_dst)) {
+ PMD_DEBUG_TRACE(" Port are meaningless for SCTP and " \
+ "None l4type source & destinations ports " \
+ "should be null!");
+ return (-EINVAL);
+ }
+
+ FUNC_PTR_OR_ERR_RET(*dev->dev_ops->fdir_add_signature_filter, -ENOTSUP);
+ if (*dev->dev_ops->fdir_add_signature_filter)
+ return (*dev->dev_ops->fdir_add_signature_filter)(dev,
+ fdir_filter,
+ queue);
+
+ PMD_DEBUG_TRACE("port %d: FDIR feature not supported\n", port_id);
+ return (-ENOTSUP);
+}
+
+int
+rte_eth_dev_fdir_update_signature_filter(uint8_t port_id,
+ struct rte_fdir_filter *fdir_filter,
+ uint8_t queue)
+{
+ struct rte_eth_dev *dev;
+
+ if (port_id >= nb_ports) {
+ PMD_DEBUG_TRACE("Invalid port_id=%d\n", port_id);
+ return (-ENODEV);
+ }
+
+ dev = &rte_eth_devices[port_id];
+
+ if (dev->data->dev_conf.fdir_conf.mode != RTE_FDIR_MODE_SIGNATURE) {
+ PMD_DEBUG_TRACE("port %d: invalid FDIR mode=%u\n",
+ port_id, dev->data->dev_conf.fdir_conf.mode);
+ return (-ENOSYS);
+ }
+
+ if ((fdir_filter->l4type == RTE_FDIR_L4TYPE_SCTP
+ || fdir_filter->l4type == RTE_FDIR_L4TYPE_NONE)
+ && (fdir_filter->port_src || fdir_filter->port_dst)) {
+ PMD_DEBUG_TRACE(" Port are meaningless for SCTP and " \
+ "None l4type source & destinations ports " \
+ "should be null!");
+ return (-EINVAL);
+ }
+
+ FUNC_PTR_OR_ERR_RET(*dev->dev_ops->fdir_update_signature_filter, -ENOTSUP);
+ if (*dev->dev_ops->fdir_update_signature_filter)
+ return (*dev->dev_ops->fdir_update_signature_filter)(dev,
+ fdir_filter,
+ queue);
+
+
+ PMD_DEBUG_TRACE("port %d: FDIR feature not supported\n", port_id);
+ return (-ENOTSUP);
+}
+
+int
+rte_eth_dev_fdir_remove_signature_filter(uint8_t port_id,
+ struct rte_fdir_filter *fdir_filter)
+{
+ struct rte_eth_dev *dev;
+
+ if (port_id >= nb_ports) {
+ PMD_DEBUG_TRACE("Invalid port_id=%d\n", port_id);
+ return (-ENODEV);
+ }
+
+ dev = &rte_eth_devices[port_id];
+
+ if (dev->data->dev_conf.fdir_conf.mode != RTE_FDIR_MODE_SIGNATURE) {
+ PMD_DEBUG_TRACE("port %d: invalid FDIR mode=%u\n",
+ port_id, dev->data->dev_conf.fdir_conf.mode);
+ return (-ENOSYS);
+ }
+
+ if ((fdir_filter->l4type == RTE_FDIR_L4TYPE_SCTP
+ || fdir_filter->l4type == RTE_FDIR_L4TYPE_NONE)
+ && (fdir_filter->port_src || fdir_filter->port_dst)) {
+ PMD_DEBUG_TRACE(" Port are meaningless for SCTP and " \
+ "None l4type source & destinations ports " \
+ "should be null!");
+ return (-EINVAL);
+ }
+
+ FUNC_PTR_OR_ERR_RET(*dev->dev_ops->fdir_remove_signature_filter, -ENOTSUP);
+ if (*dev->dev_ops->fdir_remove_signature_filter)
+ return (*dev->dev_ops->fdir_remove_signature_filter)(dev,
+ fdir_filter);
+
+ PMD_DEBUG_TRACE("port %d: FDIR feature not supported\n", port_id);
+ return (-ENOTSUP);
+}
+
+int
+rte_eth_dev_fdir_get_infos(uint8_t port_id, struct rte_eth_fdir *fdir)
+{
+ struct rte_eth_dev *dev;
+
+ if (port_id >= nb_ports) {
+ PMD_DEBUG_TRACE("Invalid port_id=%d\n", port_id);
+ return (-ENODEV);
+ }
+
+ dev = &rte_eth_devices[port_id];
+ if (! (dev->data->dev_conf.fdir_conf.mode)) {
+ PMD_DEBUG_TRACE("port %d: pkt-filter disabled\n", port_id);
+ return (-ENOSYS);
+ }
+
+ FUNC_PTR_OR_ERR_RET(*dev->dev_ops->fdir_infos_get, -ENOTSUP);
+ if (*dev->dev_ops->fdir_infos_get) {
+ (*dev->dev_ops->fdir_infos_get)(dev, fdir);
+ return (0);
+ }
+
+ PMD_DEBUG_TRACE("port %d: FDIR feature not supported\n", port_id);
+ return (-ENOTSUP);
+}
+
+int
+rte_eth_dev_fdir_add_perfect_filter(uint8_t port_id,
+ struct rte_fdir_filter *fdir_filter,
+ uint16_t soft_id, uint8_t queue,
+ uint8_t drop)
+{
+ struct rte_eth_dev *dev;
+
+ if (port_id >= nb_ports) {
+ PMD_DEBUG_TRACE("Invalid port_id=%d\n", port_id);
+ return (-ENODEV);
+ }
+
+ dev = &rte_eth_devices[port_id];
+
+ if (dev->data->dev_conf.fdir_conf.mode != RTE_FDIR_MODE_PERFECT) {
+ PMD_DEBUG_TRACE("port %d: invalid FDIR mode=%u\n",
+ port_id, dev->data->dev_conf.fdir_conf.mode);
+ return (-ENOSYS);
+ }
+
+ if ((fdir_filter->l4type == RTE_FDIR_L4TYPE_SCTP
+ || fdir_filter->l4type == RTE_FDIR_L4TYPE_NONE)
+ && (fdir_filter->port_src || fdir_filter->port_dst)) {
+ PMD_DEBUG_TRACE(" Port are meaningless for SCTP and " \
+ "None l4type source & destinations ports " \
+ "should be null!");
+ return (-EINVAL);
+ }
+
+ /* For now IPv6 is not supported with perfect filter */
+ if (fdir_filter->iptype == RTE_FDIR_IPTYPE_IPV6)
+ return (-ENOTSUP);
+
+ FUNC_PTR_OR_ERR_RET(*dev->dev_ops->fdir_add_perfect_filter, -ENOTSUP);
+ if (*dev->dev_ops->fdir_add_perfect_filter)
+ return (*dev->dev_ops->fdir_add_perfect_filter)(dev, fdir_filter,
+ soft_id, queue,
+ drop);
+
+ PMD_DEBUG_TRACE("port %d: FDIR feature not supported\n", port_id);
+ return (-ENOTSUP);
+}
+
+int
+rte_eth_dev_fdir_update_perfect_filter(uint8_t port_id,
+ struct rte_fdir_filter *fdir_filter,
+ uint16_t soft_id, uint8_t queue,
+ uint8_t drop)
+{
+ struct rte_eth_dev *dev;
+
+ if (port_id >= nb_ports) {
+ PMD_DEBUG_TRACE("Invalid port_id=%d\n", port_id);
+ return (-ENODEV);
+ }
+
+ dev = &rte_eth_devices[port_id];
+
+ if (dev->data->dev_conf.fdir_conf.mode != RTE_FDIR_MODE_PERFECT) {
+ PMD_DEBUG_TRACE("port %d: invalid FDIR mode=%u\n",
+ port_id, dev->data->dev_conf.fdir_conf.mode);
+ return (-ENOSYS);
+ }
+
+ if ((fdir_filter->l4type == RTE_FDIR_L4TYPE_SCTP
+ || fdir_filter->l4type == RTE_FDIR_L4TYPE_NONE)
+ && (fdir_filter->port_src || fdir_filter->port_dst)) {
+ PMD_DEBUG_TRACE(" Port are meaningless for SCTP and " \
+ "None l4type source & destinations ports " \
+ "should be null!");
+ return (-EINVAL);
+ }
+
+ /* For now IPv6 is not supported with perfect filter */
+ if (fdir_filter->iptype == RTE_FDIR_IPTYPE_IPV6)
+ return (-ENOTSUP);
+
+ FUNC_PTR_OR_ERR_RET(*dev->dev_ops->fdir_update_perfect_filter, -ENOTSUP);
+ if (*dev->dev_ops->fdir_update_perfect_filter)
+ return (*dev->dev_ops->fdir_update_perfect_filter)(dev,
+ fdir_filter,
+ soft_id,
+ queue,
+ drop);
+
+ PMD_DEBUG_TRACE("port %d: FDIR feature not supported\n", port_id);
+ return (-ENOTSUP);
+}
+
+int
+rte_eth_dev_fdir_remove_perfect_filter(uint8_t port_id,
+ struct rte_fdir_filter *fdir_filter,
+ uint16_t soft_id)
+{
+ struct rte_eth_dev *dev;
+
+ if (port_id >= nb_ports) {
+ PMD_DEBUG_TRACE("Invalid port_id=%d\n", port_id);
+ return (-ENODEV);
+ }
+
+ dev = &rte_eth_devices[port_id];
+
+ if (dev->data->dev_conf.fdir_conf.mode != RTE_FDIR_MODE_PERFECT) {
+ PMD_DEBUG_TRACE("port %d: invalid FDIR mode=%u\n",
+ port_id, dev->data->dev_conf.fdir_conf.mode);
+ return (-ENOSYS);
+ }
+
+ if ((fdir_filter->l4type == RTE_FDIR_L4TYPE_SCTP
+ || fdir_filter->l4type == RTE_FDIR_L4TYPE_NONE)
+ && (fdir_filter->port_src || fdir_filter->port_dst)) {
+ PMD_DEBUG_TRACE(" Port are meaningless for SCTP and " \
+ "None l4type source & destinations ports " \
+ "should be null!");
+ return (-EINVAL);
+ }
+
+ /* For now IPv6 is not supported with perfect filter */
+ if (fdir_filter->iptype == RTE_FDIR_IPTYPE_IPV6)
+ return (-ENOTSUP);
+
+ FUNC_PTR_OR_ERR_RET(*dev->dev_ops->fdir_remove_perfect_filter, -ENOTSUP);
+ if (*dev->dev_ops->fdir_remove_perfect_filter)
+ return (*dev->dev_ops->fdir_remove_perfect_filter)(dev,
+ fdir_filter,
+ soft_id);
+
+ PMD_DEBUG_TRACE("port %d: FDIR feature not supported\n", port_id);
+ return -ENOTSUP;
+}
+
+int
+rte_eth_dev_fdir_set_masks(uint8_t port_id, struct rte_fdir_masks *fdir_mask)
+{
+ struct rte_eth_dev *dev;
+
+ if (port_id >= nb_ports) {
+ PMD_DEBUG_TRACE("Invalid port_id=%d\n", port_id);
+ return (-ENODEV);
+ }
+
+ dev = &rte_eth_devices[port_id];
+ if (! (dev->data->dev_conf.fdir_conf.mode)) {
+ PMD_DEBUG_TRACE("port %d: pkt-filter disabled\n", port_id);
+ return (-ENOSYS);
+ }
+
+ /* IPv6 mask are not supported */
+ if (fdir_mask->src_ipv6_mask)
+ return (-ENOTSUP);
+
+ FUNC_PTR_OR_ERR_RET(*dev->dev_ops->fdir_set_masks, -ENOTSUP);
+ if (*dev->dev_ops->fdir_set_masks)
+ return (*dev->dev_ops->fdir_set_masks)(dev, fdir_mask);
+
+ PMD_DEBUG_TRACE("port %d: FDIR feature not supported\n",
+ port_id);
+ return -ENOTSUP;
+}
+
+int
+rte_eth_dev_flow_ctrl_set(uint8_t port_id, struct rte_eth_fc_conf *fc_conf)
+{
+ struct rte_eth_dev *dev;
+
+ if (port_id >= nb_ports) {
+ PMD_DEBUG_TRACE("Invalid port_id=%d\n", port_id);
+ return (-ENODEV);
+ }
+
+ if ((fc_conf->send_xon != 0) && (fc_conf->send_xon != 1)) {
+ PMD_DEBUG_TRACE("Invalid send_xon, only 0/1 allowed\n");
+ return (-EINVAL);
+ }
+
+ dev = &rte_eth_devices[port_id];
+
+ /* High water, low water validation are device specific */
+ FUNC_PTR_OR_ERR_RET(*dev->dev_ops->flow_ctrl_set, -ENOTSUP);
+ if (*dev->dev_ops->flow_ctrl_set)
+ return (*dev->dev_ops->flow_ctrl_set)(dev, fc_conf);
+
+ return -ENOTSUP;
+}
+
+int
+rte_eth_led_on(uint8_t port_id)
+{
+ struct rte_eth_dev *dev;
+
+ if (port_id >= nb_ports) {
+ PMD_DEBUG_TRACE("Invalid port_id=%d\n", port_id);
+ return (-ENODEV);
+ }
+
+ dev = &rte_eth_devices[port_id];
+
+ FUNC_PTR_OR_ERR_RET(*dev->dev_ops->dev_led_on, -ENOTSUP);
+ return ((*dev->dev_ops->dev_led_on)(dev));
+}
+
+int
+rte_eth_led_off(uint8_t port_id)
+{
+ struct rte_eth_dev *dev;
+
+ if (port_id >= nb_ports) {
+ PMD_DEBUG_TRACE("Invalid port_id=%d\n", port_id);
+ return (-ENODEV);
+ }
+
+ dev = &rte_eth_devices[port_id];
+
+ FUNC_PTR_OR_ERR_RET(*dev->dev_ops->dev_led_off, -ENOTSUP);
+ return ((*dev->dev_ops->dev_led_off)(dev));
+}
+
+/*
+ * Returns index into MAC address array of addr. Use 00:00:00:00:00:00 to find
+ * an empty spot.
+ */
+static inline int
+get_mac_addr_index(uint8_t port_id, struct ether_addr *addr)
+{
+ struct rte_eth_dev_info dev_info;
+ struct rte_eth_dev *dev = &rte_eth_devices[port_id];
+ unsigned i;
+
+ rte_eth_dev_info_get(port_id, &dev_info);
+
+ for (i = 0; i < dev_info.max_mac_addrs; i++)
+ if (memcmp(addr, &dev->data->mac_addrs[i], ETHER_ADDR_LEN) == 0)
+ return i;
+
+ return -1;
+}
+
+static struct ether_addr null_mac_addr = {{0, 0, 0, 0, 0, 0}};
+
+int
+rte_eth_dev_mac_addr_add(uint8_t port_id, struct ether_addr *addr,
+ uint32_t pool)
+{
+ struct rte_eth_dev *dev;
+ int index;
+
+ if (port_id >= nb_ports) {
+ PMD_DEBUG_TRACE("Invalid port_id=%d\n", port_id);
+ return (-ENODEV);
+ }
+ dev = &rte_eth_devices[port_id];
+
+ FUNC_PTR_OR_ERR_RET(*dev->dev_ops->mac_addr_add, -ENOTSUP);
+ if (is_zero_ether_addr(addr)) {
+ PMD_DEBUG_TRACE("port %d: Cannot add NULL MAC address\n", port_id);
+ return (-EINVAL);
+ }
+
+ /* Check if it's already there, and do nothing */
+ index = get_mac_addr_index(port_id, addr);
+ if (index >= 0)
+ return 0;
+
+ index = get_mac_addr_index(port_id, &null_mac_addr);
+ if (index < 0) {
+ PMD_DEBUG_TRACE("port %d: MAC address array full\n", port_id);
+ return (-ENOSPC);
+ }
+
+ /* Update NIC */
+ (*dev->dev_ops->mac_addr_add)(dev, addr, index, pool);
+
+ /* Update address in NIC data structure */
+ ether_addr_copy(addr, &dev->data->mac_addrs[index]);
+
+ return 0;
+}
+
+int
+rte_eth_dev_mac_addr_remove(uint8_t port_id, struct ether_addr *addr)
+{
+ struct rte_eth_dev *dev;
+ int index;
+
+ if (port_id >= nb_ports) {
+ PMD_DEBUG_TRACE("Invalid port_id=%d\n", port_id);
+ return (-ENODEV);
+ }
+ dev = &rte_eth_devices[port_id];
+
+ FUNC_PTR_OR_ERR_RET(*dev->dev_ops->mac_addr_remove, -ENOTSUP);
+ index = get_mac_addr_index(port_id, addr);
+ if (index == 0) {
+ PMD_DEBUG_TRACE("port %d: Cannot remove default MAC address\n", port_id);
+ return (-EADDRINUSE);
+ } else if (index < 0)
+ return 0; /* Do nothing if address wasn't found */
+
+ /* Update NIC */
+ (*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]);
+
+ return 0;
+}
+
+#ifdef RTE_LIBRTE_ETHDEV_DEBUG
+uint16_t
+rte_eth_rx_burst(uint8_t port_id, uint16_t queue_id,
+ struct rte_mbuf **rx_pkts, uint16_t nb_pkts)
+{
+ struct rte_eth_dev *dev;
+
+ if (port_id >= nb_ports) {
+ PMD_DEBUG_TRACE("Invalid port_id=%d\n", port_id);
+ return 0;
+ }
+ dev = &rte_eth_devices[port_id];
+
+ FUNC_PTR_OR_ERR_RET(*dev->rx_pkt_burst, -ENOTSUP);
+ if (queue_id >= dev->data->nb_rx_queues) {
+ PMD_DEBUG_TRACE("Invalid RX queue_id=%d\n", queue_id);
+ return 0;
+ }
+ return (*dev->rx_pkt_burst)(dev->data->rx_queues[queue_id],
+ rx_pkts, nb_pkts);
+}
+
+uint16_t
+rte_eth_tx_burst(uint8_t port_id, uint16_t queue_id,
+ struct rte_mbuf **tx_pkts, uint16_t nb_pkts)
+{
+ struct rte_eth_dev *dev;
+
+ if (port_id >= nb_ports) {
+ PMD_DEBUG_TRACE("Invalid port_id=%d\n", port_id);
+ return 0;
+ }
+ dev = &rte_eth_devices[port_id];
+
+ FUNC_PTR_OR_ERR_RET(*dev->tx_pkt_burst, -ENOTSUP);
+ if (queue_id >= dev->data->nb_tx_queues) {
+ PMD_DEBUG_TRACE("Invalid TX queue_id=%d\n", queue_id);
+ return 0;
+ }
+ return (*dev->tx_pkt_burst)(dev->data->tx_queues[queue_id],
+ tx_pkts, nb_pkts);
+}
+#endif
+
+int
+rte_eth_dev_callback_register(uint8_t port_id,
+ enum rte_eth_event_type event,
+ rte_eth_dev_cb_fn cb_fn, void *cb_arg)
+{
+ int ret = -1;
+ struct rte_eth_dev *dev;
+ struct rte_eth_dev_callback *user_cb = NULL;
+
+ if (!cb_fn)
+ return -1;
+ if (port_id >= nb_ports) {
+ PMD_DEBUG_TRACE("Invalid port_id=%d\n", port_id);
+ return -1;
+ }
+ dev = &rte_eth_devices[port_id];
+ rte_spinlock_lock(&rte_eth_dev_cb_lock);
+ TAILQ_FOREACH(user_cb, &(dev->callbacks), next) {
+ if (user_cb->cb_fn == cb_fn &&
+ user_cb->cb_arg == cb_arg &&
+ user_cb->event == event) {
+ ret = 0;
+ goto out;
+ }
+ }
+ user_cb = rte_malloc("INTR_USER_CALLBACK",
+ sizeof(struct rte_eth_dev_callback), 0);
+ if (!user_cb)
+ goto out;
+ user_cb->cb_fn = cb_fn;
+ user_cb->cb_arg = cb_arg;
+ user_cb->event = event;
+ TAILQ_INSERT_TAIL(&(dev->callbacks), user_cb, next);
+ ret = 0;
+
+out:
+ rte_spinlock_unlock(&rte_eth_dev_cb_lock);
+
+ return ret;
+}
+
+int
+rte_eth_dev_callback_unregister(uint8_t port_id,
+ enum rte_eth_event_type event,
+ rte_eth_dev_cb_fn cb_fn, void *cb_arg)
+{
+ int ret = -1;
+ struct rte_eth_dev *dev;
+ struct rte_eth_dev_callback *cb_lst = NULL;
+
+ if (!cb_fn)
+ return -1;
+ if (port_id >= nb_ports) {
+ PMD_DEBUG_TRACE("Invalid port_id=%d\n", port_id);
+ return -1;
+ }
+ dev = &rte_eth_devices[port_id];
+ rte_spinlock_lock(&rte_eth_dev_cb_lock);
+ TAILQ_FOREACH(cb_lst, &(dev->callbacks), next) {
+ if (cb_lst->cb_fn != cb_fn || cb_lst->event != event)
+ continue;
+ if (cb_lst->cb_arg == (void *)-1 ||
+ cb_lst->cb_arg == cb_arg) {
+ TAILQ_REMOVE(&(dev->callbacks), cb_lst, next);
+ rte_free(cb_lst);
+ ret = 0;
+ }
+ }
+
+ rte_spinlock_unlock(&rte_eth_dev_cb_lock);
+
+ return ret;
+}
+
+void
+_rte_eth_dev_callback_process(struct rte_eth_dev *dev, enum rte_eth_event_type event)
+{
+ struct rte_eth_dev_callback *cb_lst = NULL;
+ struct rte_eth_dev_callback dev_cb;
+
+ rte_spinlock_lock(&rte_eth_dev_cb_lock);
+ TAILQ_FOREACH(cb_lst, &(dev->callbacks), next) {
+ if (cb_lst->cb_fn == NULL || cb_lst->event != event)
+ continue;
+ dev_cb = *cb_lst;
+ rte_spinlock_unlock(&rte_eth_dev_cb_lock);
+ dev_cb.cb_fn(dev->data->port_id, dev_cb.event,
+ dev_cb.cb_arg);
+ rte_spinlock_lock(&rte_eth_dev_cb_lock);
+ }
+ rte_spinlock_unlock(&rte_eth_dev_cb_lock);
+}
+