/*-
* BSD LICENSE
- *
- * Copyright(c) 2010-2013 Intel Corporation. All rights reserved.
+ *
+ * Copyright(c) 2010-2015 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
* * 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
#include <stdint.h>
+/* Use this macro to check if LRO API is supported */
+#define RTE_ETHDEV_HAS_LRO_SUPPORT
+
#include <rte_log.h>
#include <rte_interrupts.h>
#include <rte_pci.h>
-#include <rte_mbuf.h>
+#include <rte_dev.h>
+#include <rte_devargs.h>
#include "rte_ether.h"
+#include "rte_eth_ctrl.h"
+#include "rte_dev_info.h"
+
+struct rte_mbuf;
/**
* A structure used to retrieve statistics for an Ethernet port.
uint64_t opackets; /**< Total number of successfully transmitted packets.*/
uint64_t ibytes; /**< Total number of successfully received bytes. */
uint64_t obytes; /**< Total number of successfully transmitted bytes. */
+ uint64_t imissed;
+ /**< Deprecated; Total of RX missed packets (e.g full FIFO). */
+ uint64_t ibadcrc;
+ /**< Deprecated; Total of RX packets with CRC error. */
+ uint64_t ibadlen;
+ /**< Deprecated; Total of RX packets with bad length. */
uint64_t ierrors; /**< Total number of erroneous received packets. */
uint64_t oerrors; /**< Total number of failed transmitted packets. */
- uint64_t imcasts; /**< Total number of multicast received packets. */
+ uint64_t imcasts;
+ /**< Deprecated; Total number of multicast received packets. */
uint64_t rx_nombuf; /**< Total number of RX mbuf allocation failures. */
- uint64_t fdirmatch; /**< Total number of RX packets matching a filter. */
- uint64_t fdirmiss; /**< Total number of RX packets not matching any filter. */
+ uint64_t fdirmatch;
+ /**< Deprecated; Total number of RX packets matching a filter. */
+ uint64_t fdirmiss;
+ /**< Deprecated; Total number of RX packets not matching any filter. */
+ uint64_t tx_pause_xon;
+ /**< Deprecated; Total nb. of XON pause frame sent. */
+ uint64_t rx_pause_xon;
+ /**< Deprecated; Total nb. of XON pause frame received. */
+ uint64_t tx_pause_xoff;
+ /**< Deprecated; Total nb. of XOFF pause frame sent. */
+ uint64_t rx_pause_xoff;
+ /**< Deprecated; Total nb. of XOFF pause frame received. */
uint64_t q_ipackets[RTE_ETHDEV_QUEUE_STAT_CNTRS];
/**< Total number of queue RX packets. */
uint64_t q_opackets[RTE_ETHDEV_QUEUE_STAT_CNTRS];
#define ETH_LINK_SPEED_100 100 /**< 100 megabits/second. */
#define ETH_LINK_SPEED_1000 1000 /**< 1 gigabits/second. */
#define ETH_LINK_SPEED_10000 10000 /**< 10 gigabits/second. */
+#define ETH_LINK_SPEED_10G 10000 /**< alias of 10 gigabits/second. */
+#define ETH_LINK_SPEED_20G 20000 /**< 20 gigabits/second. */
+#define ETH_LINK_SPEED_40G 40000 /**< 40 gigabits/second. */
#define ETH_LINK_AUTONEG_DUPLEX 0 /**< Auto-negotiate duplex. */
#define ETH_LINK_HALF_DUPLEX 1 /**< Half-duplex connection. */
uint8_t wthresh; /**< Ring writeback threshold. */
};
+/**
+ * Simple flags are used for rte_eth_conf.rxmode.mq_mode.
+ */
+#define ETH_MQ_RX_RSS_FLAG 0x1
+#define ETH_MQ_RX_DCB_FLAG 0x2
+#define ETH_MQ_RX_VMDQ_FLAG 0x4
+
/**
* A set of values to identify what method is to be used to route
* packets to multiple queues.
*/
enum rte_eth_rx_mq_mode {
- ETH_MQ_RX_NONE = 0, /**< None of DCB,RSS or VMDQ mode */
-
- ETH_MQ_RX_RSS, /**< For RX side, only RSS is on */
- ETH_MQ_RX_DCB, /**< For RX side,only DCB is on. */
- ETH_MQ_RX_DCB_RSS, /**< Both DCB and RSS enable */
-
- ETH_MQ_RX_VMDQ_ONLY, /**< Only VMDQ, no RSS nor DCB */
- ETH_MQ_RX_VMDQ_RSS, /**< RSS mode with VMDQ */
- ETH_MQ_RX_VMDQ_DCB, /**< Use VMDQ+DCB to route traffic to queues */
- ETH_MQ_RX_VMDQ_DCB_RSS, /**< Enable both VMDQ and DCB in VMDq */
+ /** None of DCB,RSS or VMDQ mode */
+ ETH_MQ_RX_NONE = 0,
+
+ /** For RX side, only RSS is on */
+ ETH_MQ_RX_RSS = ETH_MQ_RX_RSS_FLAG,
+ /** For RX side,only DCB is on. */
+ ETH_MQ_RX_DCB = ETH_MQ_RX_DCB_FLAG,
+ /** Both DCB and RSS enable */
+ ETH_MQ_RX_DCB_RSS = ETH_MQ_RX_RSS_FLAG | ETH_MQ_RX_DCB_FLAG,
+
+ /** Only VMDQ, no RSS nor DCB */
+ ETH_MQ_RX_VMDQ_ONLY = ETH_MQ_RX_VMDQ_FLAG,
+ /** RSS mode with VMDQ */
+ ETH_MQ_RX_VMDQ_RSS = ETH_MQ_RX_RSS_FLAG | ETH_MQ_RX_VMDQ_FLAG,
+ /** Use VMDQ+DCB to route traffic to queues */
+ ETH_MQ_RX_VMDQ_DCB = ETH_MQ_RX_VMDQ_FLAG | ETH_MQ_RX_DCB_FLAG,
+ /** Enable both VMDQ and DCB in VMDq */
+ ETH_MQ_RX_VMDQ_DCB_RSS = ETH_MQ_RX_RSS_FLAG | ETH_MQ_RX_DCB_FLAG |
+ ETH_MQ_RX_VMDQ_FLAG,
};
/**
- * for rx mq mode backward compatible
+ * for rx mq mode backward compatible
*/
#define ETH_RSS ETH_MQ_RX_RSS
#define VMDQ_DCB ETH_MQ_RX_VMDQ_DCB
#define ETH_DCB_RX ETH_MQ_RX_DCB
/**
- * A set of values to identify what method is to be used to transmit
+ * A set of values to identify what method is to be used to transmit
* packets using multi-TCs.
*/
enum rte_eth_tx_mq_mode {
- ETH_MQ_TX_NONE = 0, /**< It is in neither DCB nor VT mode. */
- ETH_MQ_TX_DCB, /**< For TX side,only DCB is on. */
+ ETH_MQ_TX_NONE = 0, /**< It is in neither DCB nor VT mode. */
+ ETH_MQ_TX_DCB, /**< For TX side,only DCB is on. */
ETH_MQ_TX_VMDQ_DCB, /**< For TX side,both DCB and VT is on. */
ETH_MQ_TX_VMDQ_ONLY, /**< Only VT on, no DCB */
};
/**
- * for tx mq mode backward compatible
+ * for tx mq mode backward compatible
*/
#define ETH_DCB_NONE ETH_MQ_TX_NONE
#define ETH_VMDQ_DCB_TX ETH_MQ_TX_VMDQ_DCB
enum rte_eth_rx_mq_mode mq_mode;
uint32_t max_rx_pkt_len; /**< Only used if jumbo_frame enabled. */
uint16_t split_hdr_size; /**< hdr buf size (header_split enabled).*/
- uint8_t header_split : 1, /**< Header Split enable. */
+ uint16_t header_split : 1, /**< Header Split enable. */
hw_ip_checksum : 1, /**< IP/UDP/TCP checksum offload enable. */
hw_vlan_filter : 1, /**< VLAN filter enable. */
hw_vlan_strip : 1, /**< VLAN strip enable. */
hw_vlan_extend : 1, /**< Extended VLAN enable. */
jumbo_frame : 1, /**< Jumbo Frame Receipt enable. */
- hw_strip_crc : 1; /**< Enable CRC stripping by hardware. */
+ hw_strip_crc : 1, /**< Enable CRC stripping by hardware. */
+ enable_scatter : 1, /**< Enable scatter packets rx handler */
+ enable_lro : 1; /**< Enable LRO */
};
/**
* A structure used to configure the Receive Side Scaling (RSS) feature
* of an Ethernet port.
* If not NULL, the *rss_key* pointer of the *rss_conf* structure points
- * to an array of 40 bytes holding the RSS key to use for hashing specific
- * header fields of received packets.
- * Otherwise, a default random hash key is used by the device driver.
+ * to an array holding the RSS key to use for hashing specific header
+ * fields of received packets. The length of this array should be indicated
+ * by *rss_key_len* below. Otherwise, a default random hash key is used by
+ * the device driver.
+ *
+ * The *rss_key_len* field of the *rss_conf* structure indicates the length
+ * in bytes of the array pointed by *rss_key*. To be compatible, this length
+ * will be checked in i40e only. Others assume 40 bytes to be used as before.
*
* The *rss_hf* field of the *rss_conf* structure indicates the different
* types of IPv4/IPv6 packets to which the RSS hashing must be applied.
* Supplying an *rss_hf* equal to zero disables the RSS feature.
*/
struct rte_eth_rss_conf {
- uint8_t *rss_key; /**< If not NULL, 40-byte hash key. */
- uint16_t rss_hf; /**< Hash functions to apply - see below. */
+ uint8_t *rss_key; /**< If not NULL, 40-byte hash key. */
+ uint8_t rss_key_len; /**< hash key length in bytes. */
+ uint64_t rss_hf; /**< Hash functions to apply - see below. */
};
-#define ETH_RSS_IPV4 0x0001 /**< IPv4 packet. */
-#define ETH_RSS_IPV4_TCP 0x0002 /**< IPv4/TCP packet. */
-#define ETH_RSS_IPV6 0x0004 /**< IPv6 packet. */
-#define ETH_RSS_IPV6_EX 0x0008 /**< IPv6 packet with extension headers.*/
-#define ETH_RSS_IPV6_TCP 0x0010 /**< IPv6/TCP packet. */
-#define ETH_RSS_IPV6_TCP_EX 0x0020 /**< IPv6/TCP with extension headers. */
-/* Intel RSS extensions to UDP packets */
-#define ETH_RSS_IPV4_UDP 0x0040 /**< IPv4/UDP packet. */
-#define ETH_RSS_IPV6_UDP 0x0080 /**< IPv6/UDP packet. */
-#define ETH_RSS_IPV6_UDP_EX 0x0100 /**< IPv6/UDP with extension headers. */
-/* Definitions used for redirection table entry size */
-#define ETH_RSS_RETA_NUM_ENTRIES 128
-#define ETH_RSS_RETA_MAX_QUEUE 16
+/*
+ * The RSS offload types are defined based on flow types which are defined
+ * in rte_eth_ctrl.h. Different NIC hardwares may support different RSS offload
+ * types. The supported flow types or RSS offload types can be queried by
+ * rte_eth_dev_info_get().
+ */
+#define ETH_RSS_IPV4 (1ULL << RTE_ETH_FLOW_IPV4)
+#define ETH_RSS_FRAG_IPV4 (1ULL << RTE_ETH_FLOW_FRAG_IPV4)
+#define ETH_RSS_NONFRAG_IPV4_TCP (1ULL << RTE_ETH_FLOW_NONFRAG_IPV4_TCP)
+#define ETH_RSS_NONFRAG_IPV4_UDP (1ULL << RTE_ETH_FLOW_NONFRAG_IPV4_UDP)
+#define ETH_RSS_NONFRAG_IPV4_SCTP (1ULL << RTE_ETH_FLOW_NONFRAG_IPV4_SCTP)
+#define ETH_RSS_NONFRAG_IPV4_OTHER (1ULL << RTE_ETH_FLOW_NONFRAG_IPV4_OTHER)
+#define ETH_RSS_IPV6 (1ULL << RTE_ETH_FLOW_IPV6)
+#define ETH_RSS_FRAG_IPV6 (1ULL << RTE_ETH_FLOW_FRAG_IPV6)
+#define ETH_RSS_NONFRAG_IPV6_TCP (1ULL << RTE_ETH_FLOW_NONFRAG_IPV6_TCP)
+#define ETH_RSS_NONFRAG_IPV6_UDP (1ULL << RTE_ETH_FLOW_NONFRAG_IPV6_UDP)
+#define ETH_RSS_NONFRAG_IPV6_SCTP (1ULL << RTE_ETH_FLOW_NONFRAG_IPV6_SCTP)
+#define ETH_RSS_NONFRAG_IPV6_OTHER (1ULL << RTE_ETH_FLOW_NONFRAG_IPV6_OTHER)
+#define ETH_RSS_L2_PAYLOAD (1ULL << RTE_ETH_FLOW_L2_PAYLOAD)
+#define ETH_RSS_IPV6_EX (1ULL << RTE_ETH_FLOW_IPV6_EX)
+#define ETH_RSS_IPV6_TCP_EX (1ULL << RTE_ETH_FLOW_IPV6_TCP_EX)
+#define ETH_RSS_IPV6_UDP_EX (1ULL << RTE_ETH_FLOW_IPV6_UDP_EX)
+
+#define ETH_RSS_IP ( \
+ ETH_RSS_IPV4 | \
+ ETH_RSS_FRAG_IPV4 | \
+ ETH_RSS_NONFRAG_IPV4_OTHER | \
+ ETH_RSS_IPV6 | \
+ ETH_RSS_FRAG_IPV6 | \
+ ETH_RSS_NONFRAG_IPV6_OTHER | \
+ ETH_RSS_IPV6_EX)
+
+#define ETH_RSS_UDP ( \
+ ETH_RSS_NONFRAG_IPV4_UDP | \
+ ETH_RSS_NONFRAG_IPV6_UDP | \
+ ETH_RSS_IPV6_UDP_EX)
+
+#define ETH_RSS_TCP ( \
+ ETH_RSS_NONFRAG_IPV4_TCP | \
+ ETH_RSS_NONFRAG_IPV6_TCP | \
+ ETH_RSS_IPV6_TCP_EX)
+
+#define ETH_RSS_SCTP ( \
+ ETH_RSS_NONFRAG_IPV4_SCTP | \
+ ETH_RSS_NONFRAG_IPV6_SCTP)
+
+/**< Mask of valid RSS hash protocols */
+#define ETH_RSS_PROTO_MASK ( \
+ ETH_RSS_IPV4 | \
+ ETH_RSS_FRAG_IPV4 | \
+ ETH_RSS_NONFRAG_IPV4_TCP | \
+ ETH_RSS_NONFRAG_IPV4_UDP | \
+ ETH_RSS_NONFRAG_IPV4_SCTP | \
+ ETH_RSS_NONFRAG_IPV4_OTHER | \
+ ETH_RSS_IPV6 | \
+ ETH_RSS_FRAG_IPV6 | \
+ ETH_RSS_NONFRAG_IPV6_TCP | \
+ ETH_RSS_NONFRAG_IPV6_UDP | \
+ ETH_RSS_NONFRAG_IPV6_SCTP | \
+ ETH_RSS_NONFRAG_IPV6_OTHER | \
+ ETH_RSS_L2_PAYLOAD | \
+ ETH_RSS_IPV6_EX | \
+ ETH_RSS_IPV6_TCP_EX | \
+ ETH_RSS_IPV6_UDP_EX)
+
+/*
+ * Definitions used for redirection table entry size.
+ * Some RSS RETA sizes may not be supported by some drivers, check the
+ * documentation or the description of relevant functions for more details.
+ */
+#define ETH_RSS_RETA_SIZE_64 64
+#define ETH_RSS_RETA_SIZE_128 128
+#define ETH_RSS_RETA_SIZE_512 512
+#define RTE_RETA_GROUP_SIZE 64
/* Definitions used for VMDQ and DCB functionality */
#define ETH_VMDQ_MAX_VLAN_FILTERS 64 /**< Maximum nb. of VMDQ vlan filters. */
/* DCB capability defines */
#define ETH_DCB_PG_SUPPORT 0x00000001 /**< Priority Group(ETS) support. */
-#define ETH_DCB_PFC_SUPPORT 0x00000002 /**< Priority Flow Control support. */
+#define ETH_DCB_PFC_SUPPORT 0x00000002 /**< Priority Flow Control support. */
/* Definitions used for VLAN Offload functionality */
#define ETH_VLAN_STRIP_OFFLOAD 0x0001 /**< VLAN Strip On/Off */
#define ETH_VLAN_STRIP_MASK 0x0001 /**< VLAN Strip setting mask */
#define ETH_VLAN_FILTER_MASK 0x0002 /**< VLAN Filter setting mask*/
#define ETH_VLAN_EXTEND_MASK 0x0004 /**< VLAN Extend setting mask*/
-#define ETH_VLAN_ID_MAX 0x0FFF /**< VLAN ID is in lower 12 bits*/
+#define ETH_VLAN_ID_MAX 0x0FFF /**< VLAN ID is in lower 12 bits*/
/* Definitions used for receive MAC address */
#define ETH_NUM_RECEIVE_MAC_ADDR 128 /**< Maximum nb. of receive mac addr. */
-
/* Definitions used for unicast hash */
#define ETH_VMDQ_NUM_UC_HASH_ARRAY 128 /**< Maximum nb. of UC hash array. */
#define ETH_VMDQ_ACCEPT_BROADCAST 0x0008 /**< accept broadcast packets. */
#define ETH_VMDQ_ACCEPT_MULTICAST 0x0010 /**< multicast promiscuous. */
-/* Definitions used for VMDQ mirror rules setting */
-#define ETH_VMDQ_NUM_MIRROR_RULE 4 /**< Maximum nb. of mirror rules. . */
+/** Maximum nb. of vlan per mirror rule */
+#define ETH_MIRROR_MAX_VLANS 64
-#define ETH_VMDQ_POOL_MIRROR 0x0001 /**< Virtual Pool Mirroring. */
-#define ETH_VMDQ_UPLINK_MIRROR 0x0002 /**< Uplink Port Mirroring. */
-#define ETH_VMDQ_DOWNLIN_MIRROR 0x0004 /**< Downlink Port Mirroring. */
-#define ETH_VMDQ_VLAN_MIRROR 0x0008 /**< VLAN Mirroring. */
+#define ETH_MIRROR_VIRTUAL_POOL_UP 0x01 /**< Virtual Pool uplink Mirroring. */
+#define ETH_MIRROR_UPLINK_PORT 0x02 /**< Uplink Port Mirroring. */
+#define ETH_MIRROR_DOWNLINK_PORT 0x04 /**< Downlink Port Mirroring. */
+#define ETH_MIRROR_VLAN 0x08 /**< VLAN Mirroring. */
+#define ETH_MIRROR_VIRTUAL_POOL_DOWN 0x10 /**< Virtual Pool downlink Mirroring. */
/**
* A structure used to configure VLAN traffic mirror of an Ethernet port.
*/
struct rte_eth_vlan_mirror {
uint64_t vlan_mask; /**< mask for valid VLAN ID. */
- uint16_t vlan_id[ETH_VMDQ_MAX_VLAN_FILTERS];
- /** VLAN ID list for vlan mirror. */
+ /** VLAN ID list for vlan mirroring. */
+ uint16_t vlan_id[ETH_MIRROR_MAX_VLANS];
};
/**
* A structure used to configure traffic mirror of an Ethernet port.
*/
-struct rte_eth_vmdq_mirror_conf {
- uint8_t rule_type_mask; /**< Mirroring rule type mask we want to set */
- uint8_t dst_pool; /**< Destination pool for this mirror rule. */
+struct rte_eth_mirror_conf {
+ uint8_t rule_type; /**< Mirroring rule type */
+ uint8_t dst_pool; /**< Destination pool for this mirror rule. */
uint64_t pool_mask; /**< Bitmap of pool for pool mirroring */
- struct rte_eth_vlan_mirror vlan; /**< VLAN ID setting for VLAN mirroring */
+ /** VLAN ID setting for VLAN mirroring. */
+ struct rte_eth_vlan_mirror vlan;
};
/**
- * A structure used to configure Redirection Table of the Receive Side
- * Scaling (RSS) feature of an Ethernet port.
+ * A structure used to configure 64 entries of Redirection Table of the
+ * Receive Side Scaling (RSS) feature of an Ethernet port. To configure
+ * more than 64 entries supported by hardware, an array of this structure
+ * is needed.
*/
-struct rte_eth_rss_reta {
- /** First 64 mask bits indicate which entry(s) need to updated/queried. */
- uint64_t mask_lo;
- /** Second 64 mask bits indicate which entry(s) need to updated/queried. */
- uint64_t mask_hi;
- uint8_t reta[ETH_RSS_RETA_NUM_ENTRIES]; /**< 128 RETA entries*/
+struct rte_eth_rss_reta_entry64 {
+ uint64_t mask;
+ /**< Mask bits indicate which entries need to be updated/queried. */
+ uint8_t reta[RTE_RETA_GROUP_SIZE];
+ /**< Group of 64 redirection table entries. */
};
/**
uint8_t dcb_queue[ETH_DCB_NUM_USER_PRIORITIES];
/**< Possible DCB queue,4 or 8. */
};
-
+
struct rte_eth_vmdq_dcb_tx_conf {
enum rte_eth_nb_pools nb_queue_pools; /**< With DCB, 16 or 32 pools. */
uint8_t dcb_queue[ETH_DCB_NUM_USER_PRIORITIES];
/**< Possible DCB queue,4 or 8. */
};
-
+
struct rte_eth_dcb_tx_conf {
enum rte_eth_nb_tcs nb_tcs; /**< Possible DCB TCs, 4 or 8 TCs. */
uint8_t dcb_queue[ETH_DCB_NUM_USER_PRIORITIES];
enum rte_eth_nb_pools nb_queue_pools; /**< VMDq only mode, 8 or 64 pools */
uint8_t enable_default_pool; /**< If non-zero, use a default pool */
uint8_t default_pool; /**< The default pool, if applicable */
+ uint8_t enable_loop_back; /**< Enable VT loop back */
uint8_t nb_pool_maps; /**< We can have up to 64 filters/mappings */
+ uint32_t rx_mode; /**< Flags from ETH_VMDQ_ACCEPT_* */
struct {
uint16_t vlan_id; /**< The vlan id of the received frame */
uint64_t pools; /**< Bitmask of pools for packet rx */
*/
struct rte_eth_txmode {
enum rte_eth_tx_mq_mode mq_mode; /**< TX multi-queues mode. */
+
+ /* For i40e specifically */
+ uint16_t pvid;
+ uint8_t hw_vlan_reject_tagged : 1,
+ /**< If set, reject sending out tagged pkts */
+ hw_vlan_reject_untagged : 1,
+ /**< If set, reject sending out untagged pkts */
+ hw_vlan_insert_pvid : 1;
+ /**< If set, enable port based VLAN insertion */
};
/**
struct rte_eth_thresh rx_thresh; /**< RX ring threshold registers. */
uint16_t rx_free_thresh; /**< Drives the freeing of RX descriptors. */
uint8_t rx_drop_en; /**< Drop packets if no descriptors are available. */
+ uint8_t rx_deferred_start; /**< Do not start queue with rte_eth_dev_start(). */
};
#define ETH_TXQ_FLAGS_NOMULTSEGS 0x0001 /**< nb_segs=1 for all mbufs */
#define ETH_TXQ_FLAGS_NOOFFLOADS \
(ETH_TXQ_FLAGS_NOVLANOFFL | ETH_TXQ_FLAGS_NOXSUMSCTP | \
ETH_TXQ_FLAGS_NOXSUMUDP | ETH_TXQ_FLAGS_NOXSUMTCP)
+#define ETH_TXQ_FLAGS_NOXSUMS \
+ (ETH_TXQ_FLAGS_NOXSUMSCTP | ETH_TXQ_FLAGS_NOXSUMUDP | \
+ ETH_TXQ_FLAGS_NOXSUMTCP)
/**
* A structure used to configure a TX ring of an Ethernet port.
*/
struct rte_eth_txconf {
struct rte_eth_thresh tx_thresh; /**< TX ring threshold registers. */
uint16_t tx_rs_thresh; /**< Drives the setting of RS bit on TXDs. */
- uint16_t tx_free_thresh; /**< Drives the freeing of TX buffers. */
+ uint16_t tx_free_thresh; /**< Start freeing TX buffers if there are
+ less free descriptors than this value. */
+
uint32_t txq_flags; /**< Set flags for the Tx queue */
+ uint8_t tx_deferred_start; /**< Do not start queue with rte_eth_dev_start(). */
};
/**
uint16_t pause_time; /**< Pause quota in the Pause frame */
uint16_t send_xon; /**< Is XON frame need be sent */
enum rte_eth_fc_mode mode; /**< Link flow control mode */
+ uint8_t mac_ctrl_frame_fwd; /**< Forward MAC control frames */
+ uint8_t autoneg; /**< Use Pause autoneg */
};
/**
uint8_t priority; /**< VLAN User Priority. */
};
-/**
- * Flow Director setting modes: none (default), signature or perfect.
- */
-enum rte_fdir_mode {
- RTE_FDIR_MODE_NONE = 0, /**< Disable FDIR support. */
- RTE_FDIR_MODE_SIGNATURE, /**< Enable FDIR signature filter mode. */
- RTE_FDIR_MODE_PERFECT, /**< Enable FDIR perfect filter mode. */
-};
-
/**
* Memory space that can be configured to store Flow Director filters
* in the board memory.
enum rte_fdir_mode mode; /**< Flow Director mode. */
enum rte_fdir_pballoc_type pballoc; /**< Space for FDIR filters. */
enum rte_fdir_status_mode status; /**< How to report FDIR hash. */
- /** Offset of flexbytes field in RX packets (in 16-bit word units). */
- uint8_t flexbytes_offset;
/** RX queue of packets matching a "drop" filter in perfect mode. */
uint8_t drop_queue;
+ struct rte_eth_fdir_masks mask;
+ struct rte_eth_fdir_flex_conf flex_conf;
+ /**< Flex payload configuration. */
+};
+
+/**
+ * UDP tunneling configuration.
+ */
+struct rte_eth_udp_tunnel {
+ uint16_t udp_port;
+ uint8_t prot_type;
};
/**
/**< ETH_LINK_[HALF_DUPLEX|FULL_DUPLEX], or 0 for autonegotation */
struct rte_eth_rxmode rxmode; /**< Port RX configuration. */
struct rte_eth_txmode txmode; /**< Port TX configuration. */
- union {
+ uint32_t lpbk_mode; /**< Loopback operation mode. By default the value
+ is 0, meaning the loopback mode is disabled.
+ Read the datasheet of given ethernet controller
+ for details. The possible values of this field
+ are defined in implementation of each driver. */
+ struct {
struct rte_eth_rss_conf rss_conf; /**< Port RSS configuration */
struct rte_eth_vmdq_dcb_conf vmdq_dcb_conf;
/**< Port vmdq+dcb configuration. */
struct rte_eth_vmdq_tx_conf vmdq_tx_conf;
/**< Port vmdq TX configuration. */
} tx_adv_conf; /**< Port TX DCB configuration (union). */
- /** Currently,Priority Flow Control(PFC) are supported,if DCB with PFC
- is needed,and the variable must be set ETH_DCB_PFC_SUPPORT. */
- uint32_t dcb_capability_en;
+ /** Currently,Priority Flow Control(PFC) are supported,if DCB with PFC
+ is needed,and the variable must be set ETH_DCB_PFC_SUPPORT. */
+ uint32_t dcb_capability_en;
struct rte_fdir_conf fdir_conf; /**< FDIR configuration. */
struct rte_intr_conf intr_conf; /**< Interrupt mode configuration. */
};
* an Ethernet device, such as the controlling driver of the device,
* its PCI context, etc...
*/
+
+/**
+ * RX offload capabilities of a device.
+ */
+#define DEV_RX_OFFLOAD_VLAN_STRIP 0x00000001
+#define DEV_RX_OFFLOAD_IPV4_CKSUM 0x00000002
+#define DEV_RX_OFFLOAD_UDP_CKSUM 0x00000004
+#define DEV_RX_OFFLOAD_TCP_CKSUM 0x00000008
+#define DEV_RX_OFFLOAD_TCP_LRO 0x00000010
+#define DEV_RX_OFFLOAD_QINQ_STRIP 0x00000020
+
+/**
+ * TX offload capabilities of a device.
+ */
+#define DEV_TX_OFFLOAD_VLAN_INSERT 0x00000001
+#define DEV_TX_OFFLOAD_IPV4_CKSUM 0x00000002
+#define DEV_TX_OFFLOAD_UDP_CKSUM 0x00000004
+#define DEV_TX_OFFLOAD_TCP_CKSUM 0x00000008
+#define DEV_TX_OFFLOAD_SCTP_CKSUM 0x00000010
+#define DEV_TX_OFFLOAD_TCP_TSO 0x00000020
+#define DEV_TX_OFFLOAD_UDP_TSO 0x00000040
+#define DEV_TX_OFFLOAD_OUTER_IPV4_CKSUM 0x00000080 /**< Used for tunneling packet. */
+#define DEV_TX_OFFLOAD_QINQ_INSERT 0x00000100
+
struct rte_eth_dev_info {
struct rte_pci_device *pci_dev; /**< Device PCI information. */
const char *driver_name; /**< Device Driver name. */
+ unsigned int if_index; /**< Index to bound host interface, or 0 if none.
+ Use if_indextoname() to translate into an interface name. */
uint32_t min_rx_bufsize; /**< Minimum size of RX buffer. */
uint32_t max_rx_pktlen; /**< Maximum configurable length of RX pkt. */
uint16_t max_rx_queues; /**< Maximum number of RX queues. */
uint16_t max_tx_queues; /**< Maximum number of TX queues. */
uint32_t max_mac_addrs; /**< Maximum number of MAC addresses. */
- uint32_t max_hash_mac_addrs;
+ uint32_t max_hash_mac_addrs;
/** Maximum number of hash MAC addresses for MTA and UTA. */
uint16_t max_vfs; /**< Maximum number of VFs. */
uint16_t max_vmdq_pools; /**< Maximum number of VMDq pools. */
+ uint32_t rx_offload_capa; /**< Device RX offload capabilities. */
+ uint32_t tx_offload_capa; /**< Device TX offload capabilities. */
+ uint16_t reta_size;
+ /**< Device redirection table size, the total number of entries. */
+ uint8_t hash_key_size; /**< Hash key size in bytes */
+ /** Bit mask of RSS offloads, the bit offset also means flow type */
+ uint64_t flow_type_rss_offloads;
+ struct rte_eth_rxconf default_rxconf; /**< Default RX configuration */
+ struct rte_eth_txconf default_txconf; /**< Default TX configuration */
+ uint16_t vmdq_queue_base; /**< First queue ID for VMDQ pools. */
+ uint16_t vmdq_queue_num; /**< Queue number for VMDQ pools. */
+ uint16_t vmdq_pool_base; /**< First ID of VMDQ pools. */
+};
+
+/** Maximum name length for extended statistics counters */
+#define RTE_ETH_XSTATS_NAME_SIZE 64
+
+/**
+ * An Ethernet device extended statistic structure
+ *
+ * This structure is used by ethdev->eth_xstats_get() to provide
+ * statistics that are not provided in the generic rte_eth_stats
+ * structure.
+ */
+struct rte_eth_xstats {
+ char name[RTE_ETH_XSTATS_NAME_SIZE];
+ uint64_t value;
};
struct rte_eth_dev;
typedef void (*eth_dev_stop_t)(struct rte_eth_dev *dev);
/**< @internal Function used to stop a configured Ethernet device. */
+typedef int (*eth_dev_set_link_up_t)(struct rte_eth_dev *dev);
+/**< @internal Function used to link up a configured Ethernet device. */
+
+typedef int (*eth_dev_set_link_down_t)(struct rte_eth_dev *dev);
+/**< @internal Function used to link down a configured Ethernet device. */
+
typedef void (*eth_dev_close_t)(struct rte_eth_dev *dev);
/**< @internal Function used to close a configured Ethernet device. */
typedef void (*eth_stats_reset_t)(struct rte_eth_dev *dev);
/**< @internal Reset global I/O statistics of an Ethernet device to 0. */
+typedef int (*eth_xstats_get_t)(struct rte_eth_dev *dev,
+ struct rte_eth_xstats *stats, unsigned n);
+/**< @internal Get extended stats of an Ethernet device. */
+
+typedef void (*eth_xstats_reset_t)(struct rte_eth_dev *dev);
+/**< @internal Reset extended stats of an Ethernet device. */
+
typedef int (*eth_queue_stats_mapping_set_t)(struct rte_eth_dev *dev,
uint16_t queue_id,
uint8_t stat_idx,
struct rte_eth_dev_info *dev_info);
/**< @internal Get specific informations of an Ethernet device. */
+typedef int (*eth_queue_start_t)(struct rte_eth_dev *dev,
+ uint16_t queue_id);
+/**< @internal Start rx and tx of a queue of an Ethernet device. */
+
+typedef int (*eth_queue_stop_t)(struct rte_eth_dev *dev,
+ uint16_t queue_id);
+/**< @internal Stop rx and tx of a queue of an Ethernet device. */
+
typedef int (*eth_rx_queue_setup_t)(struct rte_eth_dev *dev,
uint16_t rx_queue_id,
uint16_t nb_rx_desc,
typedef uint32_t (*eth_rx_queue_count_t)(struct rte_eth_dev *dev,
uint16_t rx_queue_id);
-/**< @Get number of available descriptors on a receive queue of an Ethernet device. */
+/**< @internal Get number of available descriptors on a receive queue of an Ethernet device. */
typedef int (*eth_rx_descriptor_done_t)(void *rxq, uint16_t offset);
-/**< @Check DD bit of specific RX descriptor */
+/**< @internal Check DD bit of specific RX descriptor */
+
+typedef int (*mtu_set_t)(struct rte_eth_dev *dev, uint16_t mtu);
+/**< @internal Set MTU. */
typedef int (*vlan_filter_set_t)(struct rte_eth_dev *dev,
uint16_t vlan_id,
typedef void (*vlan_offload_set_t)(struct rte_eth_dev *dev, int mask);
/**< @internal set VLAN offload function by an Ethernet device. */
+typedef int (*vlan_pvid_set_t)(struct rte_eth_dev *dev,
+ uint16_t vlan_id,
+ int on);
+/**< @internal set port based TX VLAN insertion by an Ethernet device. */
+
typedef void (*vlan_strip_queue_set_t)(struct rte_eth_dev *dev,
uint16_t rx_queue_id,
int on);
struct rte_fdir_masks *fdir_masks);
/**< @internal Setup flow director masks on an Ethernet device */
+typedef int (*flow_ctrl_get_t)(struct rte_eth_dev *dev,
+ struct rte_eth_fc_conf *fc_conf);
+/**< @internal Get current flow control parameter on an Ethernet device */
+
typedef int (*flow_ctrl_set_t)(struct rte_eth_dev *dev,
- struct rte_eth_fc_conf *fc_conf);
+ struct rte_eth_fc_conf *fc_conf);
/**< @internal Setup flow control parameter on an Ethernet device */
typedef int (*priority_flow_ctrl_set_t)(struct rte_eth_dev *dev,
/**< @internal Setup priority flow control parameter on an Ethernet device */
typedef int (*reta_update_t)(struct rte_eth_dev *dev,
- struct rte_eth_rss_reta *reta_conf);
+ struct rte_eth_rss_reta_entry64 *reta_conf,
+ uint16_t reta_size);
/**< @internal Update RSS redirection table on an Ethernet device */
typedef int (*reta_query_t)(struct rte_eth_dev *dev,
- struct rte_eth_rss_reta *reta_conf);
+ struct rte_eth_rss_reta_entry64 *reta_conf,
+ uint16_t reta_size);
/**< @internal Query RSS redirection table on an Ethernet device */
+typedef int (*rss_hash_update_t)(struct rte_eth_dev *dev,
+ struct rte_eth_rss_conf *rss_conf);
+/**< @internal Update RSS hash configuration of an Ethernet device */
+
+typedef int (*rss_hash_conf_get_t)(struct rte_eth_dev *dev,
+ struct rte_eth_rss_conf *rss_conf);
+/**< @internal Get current RSS hash configuration of an Ethernet device */
+
typedef int (*eth_dev_led_on_t)(struct rte_eth_dev *dev);
/**< @internal Turn on SW controllable LED on an Ethernet device */
struct ether_addr *mac_addr,
uint32_t index,
uint32_t vmdq);
-/**< @internal Set a MAC address into Receive Address Address Register */
+/**< @internal Set a MAC address into Receive Address Address Register */
+
+typedef void (*eth_mac_addr_set_t)(struct rte_eth_dev *dev,
+ struct ether_addr *mac_addr);
+/**< @internal Set a MAC address into Receive Address Address Register */
typedef int (*eth_uc_hash_table_set_t)(struct rte_eth_dev *dev,
struct ether_addr *mac_addr,
typedef int (*eth_set_vf_rx_mode_t)(struct rte_eth_dev *dev,
uint16_t vf,
- uint16_t rx_mode,
+ uint16_t rx_mode,
uint8_t on);
/**< @internal Set a VF receive mode */
uint8_t on);
/**< @internal Enable or disable a VF transmit */
-typedef int (*eth_set_vf_vlan_filter_t)(struct rte_eth_dev *dev,
- uint16_t vlan,
+typedef int (*eth_set_vf_vlan_filter_t)(struct rte_eth_dev *dev,
+ uint16_t vlan,
uint64_t vf_mask,
uint8_t vlan_on);
/**< @internal Set VF VLAN pool filter */
+typedef int (*eth_set_queue_rate_limit_t)(struct rte_eth_dev *dev,
+ uint16_t queue_idx,
+ uint16_t tx_rate);
+/**< @internal Set queue TX rate */
+
+typedef int (*eth_set_vf_rate_limit_t)(struct rte_eth_dev *dev,
+ uint16_t vf,
+ uint16_t tx_rate,
+ uint64_t q_msk);
+/**< @internal Set VF TX rate */
+
typedef int (*eth_mirror_rule_set_t)(struct rte_eth_dev *dev,
- struct rte_eth_vmdq_mirror_conf *mirror_conf,
- uint8_t rule_id,
+ struct rte_eth_mirror_conf *mirror_conf,
+ uint8_t rule_id,
uint8_t on);
/**< @internal Add a traffic mirroring rule on an Ethernet device */
uint8_t rule_id);
/**< @internal Remove a traffic mirroring rule on an Ethernet device */
+typedef int (*eth_udp_tunnel_add_t)(struct rte_eth_dev *dev,
+ struct rte_eth_udp_tunnel *tunnel_udp);
+/**< @internal Add tunneling UDP info */
+
+typedef int (*eth_udp_tunnel_del_t)(struct rte_eth_dev *dev,
+ struct rte_eth_udp_tunnel *tunnel_udp);
+/**< @internal Delete tunneling UDP info */
+
+typedef int (*eth_set_mc_addr_list_t)(struct rte_eth_dev *dev,
+ struct ether_addr *mc_addr_set,
+ uint32_t nb_mc_addr);
+/**< @internal set the list of multicast addresses on an Ethernet device */
+
+typedef int (*eth_timesync_enable_t)(struct rte_eth_dev *dev);
+/**< @internal Function used to enable IEEE1588/802.1AS timestamping. */
+
+typedef int (*eth_timesync_disable_t)(struct rte_eth_dev *dev);
+/**< @internal Function used to disable IEEE1588/802.1AS timestamping. */
+
+typedef int (*eth_timesync_read_rx_timestamp_t)(struct rte_eth_dev *dev,
+ struct timespec *timestamp,
+ uint32_t flags);
+/**< @internal Function used to read an RX IEEE1588/802.1AS timestamp. */
+
+typedef int (*eth_timesync_read_tx_timestamp_t)(struct rte_eth_dev *dev,
+ struct timespec *timestamp);
+/**< @internal Function used to read a TX IEEE1588/802.1AS timestamp. */
+
+typedef int (*eth_get_reg_length_t)(struct rte_eth_dev *dev);
+/**< @internal Retrieve device register count */
+
+typedef int (*eth_get_reg_t)(struct rte_eth_dev *dev,
+ struct rte_dev_reg_info *info);
+/**< @internal Retrieve registers */
+
+typedef int (*eth_get_eeprom_length_t)(struct rte_eth_dev *dev);
+/**< @internal Retrieve eeprom size */
+
+typedef int (*eth_get_eeprom_t)(struct rte_eth_dev *dev,
+ struct rte_dev_eeprom_info *info);
+/**< @internal Retrieve eeprom data */
+
+typedef int (*eth_set_eeprom_t)(struct rte_eth_dev *dev,
+ struct rte_dev_eeprom_info *info);
+/**< @internal Program eeprom data */
+
#ifdef RTE_NIC_BYPASS
enum {
typedef int32_t (*bypass_wd_reset_t)(struct rte_eth_dev *dev);
#endif
+typedef int (*eth_filter_ctrl_t)(struct rte_eth_dev *dev,
+ enum rte_filter_type filter_type,
+ enum rte_filter_op filter_op,
+ void *arg);
+/**< @internal Take operations to assigned filter type on an Ethernet device */
/**
* @internal A structure containing the functions exported by an Ethernet driver.
eth_dev_configure_t dev_configure; /**< Configure device. */
eth_dev_start_t dev_start; /**< Start device. */
eth_dev_stop_t dev_stop; /**< Stop device. */
+ eth_dev_set_link_up_t dev_set_link_up; /**< Device link up. */
+ eth_dev_set_link_down_t dev_set_link_down; /**< Device link down. */
eth_dev_close_t dev_close; /**< Close device. */
eth_promiscuous_enable_t promiscuous_enable; /**< Promiscuous ON. */
eth_promiscuous_disable_t promiscuous_disable;/**< Promiscuous OFF. */
eth_allmulticast_enable_t allmulticast_enable;/**< RX multicast ON. */
eth_allmulticast_disable_t allmulticast_disable;/**< RX multicast OF. */
eth_link_update_t link_update; /**< Get device link state. */
- eth_stats_get_t stats_get; /**< Get device statistics. */
- eth_stats_reset_t stats_reset; /**< Reset device statistics. */
+ eth_stats_get_t stats_get; /**< Get generic device statistics. */
+ eth_stats_reset_t stats_reset; /**< Reset generic device statistics. */
+ eth_xstats_get_t xstats_get; /**< Get extended device statistics. */
+ eth_xstats_reset_t xstats_reset; /**< Reset extended device statistics. */
eth_queue_stats_mapping_set_t queue_stats_mapping_set;
/**< Configure per queue stat counter mapping. */
eth_dev_infos_get_t dev_infos_get; /**< Get device info. */
+ mtu_set_t mtu_set; /**< Set MTU. */
vlan_filter_set_t vlan_filter_set; /**< Filter VLAN Setup. */
vlan_tpid_set_t vlan_tpid_set; /**< Outer VLAN TPID Setup. */
vlan_strip_queue_set_t vlan_strip_queue_set; /**< VLAN Stripping on queue. */
vlan_offload_set_t vlan_offload_set; /**< Set VLAN Offload. */
+ vlan_pvid_set_t vlan_pvid_set; /**< Set port based TX VLAN insertion */
+ eth_queue_start_t rx_queue_start;/**< Start RX for a queue.*/
+ eth_queue_stop_t rx_queue_stop;/**< Stop RX for a queue.*/
+ eth_queue_start_t tx_queue_start;/**< Start TX for a queue.*/
+ eth_queue_stop_t tx_queue_stop;/**< Stop TX for a queue.*/
eth_rx_queue_setup_t rx_queue_setup;/**< Set up device RX queue.*/
eth_queue_release_t rx_queue_release;/**< Release RX queue.*/
eth_rx_queue_count_t rx_queue_count; /**< Get Rx queue count. */
eth_queue_release_t tx_queue_release;/**< Release TX queue.*/
eth_dev_led_on_t dev_led_on; /**< Turn on LED. */
eth_dev_led_off_t dev_led_off; /**< Turn off LED. */
+ flow_ctrl_get_t flow_ctrl_get; /**< Get flow control. */
flow_ctrl_set_t flow_ctrl_set; /**< Setup flow control. */
priority_flow_ctrl_set_t priority_flow_ctrl_set; /**< Setup priority flow control.*/
eth_mac_addr_remove_t mac_addr_remove; /**< Remove MAC address */
eth_mac_addr_add_t mac_addr_add; /**< Add a MAC address */
+ eth_mac_addr_set_t mac_addr_set; /**< Set a MAC address */
eth_uc_hash_table_set_t uc_hash_table_set; /**< Set Unicast Table Array */
eth_uc_all_hash_table_set_t uc_all_hash_table_set; /**< Set Unicast hash bitmap */
eth_mirror_rule_set_t mirror_rule_set; /**< Add a traffic mirror rule.*/
eth_set_vf_rx_t set_vf_rx; /**< enable/disable a VF receive */
eth_set_vf_tx_t set_vf_tx; /**< enable/disable a VF transmit */
eth_set_vf_vlan_filter_t set_vf_vlan_filter; /**< Set VF VLAN filter */
+ eth_udp_tunnel_add_t udp_tunnel_add;
+ eth_udp_tunnel_del_t udp_tunnel_del;
+ eth_set_queue_rate_limit_t set_queue_rate_limit; /**< Set queue rate limit */
+ eth_set_vf_rate_limit_t set_vf_rate_limit; /**< Set VF rate limit */
/** Add a signature filter. */
fdir_add_signature_filter_t fdir_add_signature_filter;
reta_update_t reta_update;
/** Query redirection table. */
reta_query_t reta_query;
+
+ eth_get_reg_length_t get_reg_length;
+ /**< Get # of registers */
+ eth_get_reg_t get_reg;
+ /**< Get registers */
+ eth_get_eeprom_length_t get_eeprom_length;
+ /**< Get eeprom length */
+ eth_get_eeprom_t get_eeprom;
+ /**< Get eeprom data */
+ eth_set_eeprom_t set_eeprom;
+ /**< Set eeprom */
/* bypass control */
#ifdef RTE_NIC_BYPASS
bypass_init_t bypass_init;
bypass_wd_reset_t bypass_wd_reset;
#endif
+ /** Configure RSS hash protocols. */
+ rss_hash_update_t rss_hash_update;
+ /** Get current RSS hash configuration. */
+ rss_hash_conf_get_t rss_hash_conf_get;
+ eth_filter_ctrl_t filter_ctrl; /**< common filter control*/
+ eth_set_mc_addr_list_t set_mc_addr_list; /**< set list of mcast addrs */
+
+ /** Turn IEEE1588/802.1AS timestamping on. */
+ eth_timesync_enable_t timesync_enable;
+ /** Turn IEEE1588/802.1AS timestamping off. */
+ eth_timesync_disable_t timesync_disable;
+ /** Read the IEEE1588/802.1AS RX timestamp. */
+ eth_timesync_read_rx_timestamp_t timesync_read_rx_timestamp;
+ /** Read the IEEE1588/802.1AS TX timestamp. */
+ eth_timesync_read_tx_timestamp_t timesync_read_tx_timestamp;
+};
+
+/**
+ * Function type used for RX packet processing packet callbacks.
+ *
+ * The callback function is called on RX with a burst of packets that have
+ * been received on the given port and queue.
+ *
+ * @param port
+ * The Ethernet port on which RX is being performed.
+ * @param queue
+ * The queue on the Ethernet port which is being used to receive the packets.
+ * @param pkts
+ * The burst of packets that have just been received.
+ * @param nb_pkts
+ * The number of packets in the burst pointed to by "pkts".
+ * @param max_pkts
+ * The max number of packets that can be stored in the "pkts" array.
+ * @param user_param
+ * The arbitrary user parameter passed in by the application when the callback
+ * was originally configured.
+ * @return
+ * The number of packets returned to the user.
+ */
+typedef uint16_t (*rte_rx_callback_fn)(uint8_t port, uint16_t queue,
+ struct rte_mbuf *pkts[], uint16_t nb_pkts, uint16_t max_pkts,
+ void *user_param);
+
+/**
+ * Function type used for TX packet processing packet callbacks.
+ *
+ * The callback function is called on TX with a burst of packets immediately
+ * before the packets are put onto the hardware queue for transmission.
+ *
+ * @param port
+ * The Ethernet port on which TX is being performed.
+ * @param queue
+ * The queue on the Ethernet port which is being used to transmit the packets.
+ * @param pkts
+ * The burst of packets that are about to be transmitted.
+ * @param nb_pkts
+ * The number of packets in the burst pointed to by "pkts".
+ * @param user_param
+ * The arbitrary user parameter passed in by the application when the callback
+ * was originally configured.
+ * @return
+ * The number of packets to be written to the NIC.
+ */
+typedef uint16_t (*rte_tx_callback_fn)(uint8_t port, uint16_t queue,
+ struct rte_mbuf *pkts[], uint16_t nb_pkts, void *user_param);
+
+/**
+ * @internal
+ * Structure used to hold information about the callbacks to be called for a
+ * queue on RX and TX.
+ */
+struct rte_eth_rxtx_callback {
+ struct rte_eth_rxtx_callback *next;
+ union{
+ rte_rx_callback_fn rx;
+ rte_tx_callback_fn tx;
+ } fn;
+ void *param;
+};
+
+/**
+ * The eth device type.
+ */
+enum rte_eth_dev_type {
+ RTE_ETH_DEV_UNKNOWN, /**< unknown device type */
+ RTE_ETH_DEV_PCI,
+ /**< Physical function and Virtual function of PCI devices */
+ RTE_ETH_DEV_VIRTUAL, /**< non hardware device */
+ RTE_ETH_DEV_MAX /**< max value of this enum */
};
/**
eth_tx_burst_t tx_pkt_burst; /**< Pointer to PMD transmit function. */
struct rte_eth_dev_data *data; /**< Pointer to device data */
const struct eth_driver *driver;/**< Driver for this device */
- struct eth_dev_ops *dev_ops; /**< Functions exported by PMD */
+ const struct eth_dev_ops *dev_ops; /**< Functions exported by PMD */
struct rte_pci_device *pci_dev; /**< PCI info. supplied by probing */
- struct rte_eth_dev_cb_list callbacks; /**< User application callbacks */
+ /** User application callbacks for NIC interrupts */
+ struct rte_eth_dev_cb_list link_intr_cbs;
+ /**
+ * User-supplied functions called from rx_burst to post-process
+ * received packets before passing them to the user
+ */
+ struct rte_eth_rxtx_callback *post_rx_burst_cbs[RTE_MAX_QUEUES_PER_PORT];
+ /**
+ * User-supplied functions called from tx_burst to pre-process
+ * received packets before passing them to the driver for transmission.
+ */
+ struct rte_eth_rxtx_callback *pre_tx_burst_cbs[RTE_MAX_QUEUES_PER_PORT];
+ uint8_t attached; /**< Flag indicating the port is attached */
+ enum rte_eth_dev_type dev_type; /**< Flag indicating the device type */
};
struct rte_eth_dev_sriov {
};
#define RTE_ETH_DEV_SRIOV(dev) ((dev)->data->sriov)
+#define RTE_ETH_NAME_MAX_LEN (32)
+
/**
* @internal
* The data part, with no function pointers, associated with each ethernet device.
* processes in a multi-process configuration.
*/
struct rte_eth_dev_data {
+ char name[RTE_ETH_NAME_MAX_LEN]; /**< Unique identifier name */
+
void **rx_queues; /**< Array of pointers to RX queues. */
void **tx_queues; /**< Array of pointers to TX queues. */
uint16_t nb_rx_queues; /**< Number of RX queues. */
uint16_t nb_tx_queues; /**< Number of TX queues. */
-
+
struct rte_eth_dev_sriov sriov; /**< SRIOV data */
void *dev_private; /**< PMD-specific private data */
/**< Link-level information & status */
struct rte_eth_conf dev_conf; /**< Configuration applied to device. */
- uint16_t max_frame_size; /**< Default is ETHER_MAX_LEN (1518). */
+ uint16_t mtu; /**< Maximum Transmission Unit. */
+
+ uint32_t min_rx_buf_size;
+ /**< Common rx buffer size handled by all queues */
uint64_t rx_mbuf_alloc_failed; /**< RX ring mbuf allocation failures. */
struct ether_addr* mac_addrs;/**< Device Ethernet Link address. */
- uint64_t mac_pool_sel[ETH_NUM_RECEIVE_MAC_ADDR];
+ uint64_t mac_pool_sel[ETH_NUM_RECEIVE_MAC_ADDR];
/** bitmap array of associating Ethernet MAC addresses to pools */
struct ether_addr* hash_mac_addrs;
/** Device Ethernet MAC addresses of hash filtering. */
uint8_t port_id; /**< Device [external] port identifier. */
uint8_t promiscuous : 1, /**< RX promiscuous mode ON(1) / OFF(0). */
scattered_rx : 1, /**< RX of scattered packets is ON(1) / OFF(0) */
+ lro : 1, /**< RX LRO is ON(1) / OFF(0) */
all_multicast : 1, /**< RX all multicast mode ON(1) / OFF(0). */
dev_started : 1; /**< Device state: STARTED(1) / STOPPED(0). */
};
* Get the total number of Ethernet devices that have been successfully
* initialized by the [matching] Ethernet driver during the PCI probing phase.
* All devices whose port identifier is in the range
- * [0, rte_eth_dev_count() - 1] can be operated on by network applications.
+ * [0, rte_eth_dev_count() - 1] can be operated on by network applications
+ * immediately after invoking rte_eal_init().
+ * If the application unplugs a port using hotplug function, The enabled port
+ * numbers may be noncontiguous. In the case, the applications need to manage
+ * enabled port by themselves.
*
* @return
* - The total number of usable Ethernet devices.
extern uint8_t rte_eth_dev_count(void);
/**
- * Function for internal use by dummy drivers primarily, e.g. ring-based
- * driver.
+ * @internal
+ * Returns a ethdev slot specified by the unique identifier name.
+ *
+ * @param name
+ * The pointer to the Unique identifier name for each Ethernet device
+ * @return
+ * - The pointer to the ethdev slot, on success. NULL on error
+ */
+extern struct rte_eth_dev *rte_eth_dev_allocated(const char *name);
+
+/**
+ * @internal
* Allocates a new ethdev slot for an ethernet device and returns the pointer
* to that slot for the driver to use.
*
+ * @param name Unique identifier name for each Ethernet device
+ * @param type Device type of this Ethernet device
* @return
* - Slot in the rte_dev_devices array for a new device;
*/
-struct rte_eth_dev *rte_eth_dev_allocate(void);
+struct rte_eth_dev *rte_eth_dev_allocate(const char *name,
+ enum rte_eth_dev_type type);
+
+/**
+ * @internal
+ * Release the specified ethdev port.
+ *
+ * @param eth_dev
+ * The *eth_dev* pointer is the address of the *rte_eth_dev* structure.
+ * @return
+ * - 0 on success, negative on error
+ */
+int rte_eth_dev_release_port(struct rte_eth_dev *eth_dev);
+
+/**
+ * Attach a new Ethernet device specified by aruguments.
+ *
+ * @param devargs
+ * A pointer to a strings array describing the new device
+ * to be attached. The strings should be a pci address like
+ * '0000:01:00.0' or virtual device name like 'eth_pcap0'.
+ * @param port_id
+ * A pointer to a port identifier actually attached.
+ * @return
+ * 0 on success and port_id is filled, negative on error
+ */
+int rte_eth_dev_attach(const char *devargs, uint8_t *port_id);
+
+/**
+ * Detach a Ethernet device specified by port identifier.
+ * This function must be called when the device is in the
+ * closed state.
+ *
+ * @param port_id
+ * The port identifier of the device to detach.
+ * @param devname
+ * A pointer to a device name actually detached.
+ * @return
+ * 0 on success and devname is filled, negative on error
+ */
+int rte_eth_dev_detach(uint8_t port_id, char *devname);
struct eth_driver;
/**
* Initialization function of an Ethernet driver invoked for each matching
* Ethernet PCI device detected during the PCI probing phase.
*
- * @param eth_drv
- * The pointer to the [matching] Ethernet driver structure supplied by
- * the PMD when it registered itself.
* @param eth_dev
* The *eth_dev* pointer is the address of the *rte_eth_dev* structure
* associated with the matching device and which have been [automatically]
* - *pci_dev*: Holds the pointers to the *rte_pci_device* structure which
* contains the generic PCI information of the matching device.
*
+ * - *driver*: Holds the pointer to the *eth_driver* structure.
+ *
* - *dev_private*: Holds a pointer to the device private data structure.
*
- * - *max_frame_size*: Contains the default Ethernet maximum frame length
- * (1518).
+ * - *mtu*: Contains the default Ethernet maximum frame length (1500).
*
* - *port_id*: Contains the port index of the device (actually the index
* of the *eth_dev* structure in the *rte_eth_devices* array).
* of the *eth_dev* structure.
* - <0: Error code of the device initialization failure.
*/
-typedef int (*eth_dev_init_t)(struct eth_driver *eth_drv,
- struct rte_eth_dev *eth_dev);
+typedef int (*eth_dev_init_t)(struct rte_eth_dev *eth_dev);
+
+/**
+ * @internal
+ * Finalization function of an Ethernet driver invoked for each matching
+ * Ethernet PCI device detected during the PCI closing phase.
+ *
+ * @param eth_dev
+ * The *eth_dev* pointer is the address of the *rte_eth_dev* structure
+ * associated with the matching device and which have been [automatically]
+ * allocated in the *rte_eth_devices* array.
+ * @return
+ * - 0: Success, the device is properly finalized by the driver.
+ * In particular, the driver MUST free the *dev_ops* pointer
+ * of the *eth_dev* structure.
+ * - <0: Error code of the device initialization failure.
+ */
+typedef int (*eth_dev_uninit_t)(struct rte_eth_dev *eth_dev);
/**
* @internal
*
* - The *eth_dev_init* function invoked for each matching PCI device.
*
+ * - The *eth_dev_uninit* function invoked for each matching PCI device.
+ *
* - The size of the private data to allocate for each matching device.
*/
struct eth_driver {
struct rte_pci_driver pci_drv; /**< The PMD is also a PCI driver. */
eth_dev_init_t eth_dev_init; /**< Device init function. */
+ eth_dev_uninit_t eth_dev_uninit; /**< Device uninit function. */
unsigned int dev_private_size; /**< Size of device private data. */
};
*/
extern void rte_eth_driver_register(struct eth_driver *eth_drv);
-/**
- * The initialization function of the driver for
- * Intel(r) IGB Gigabit Ethernet Controller devices.
- * This function is invoked once at EAL start time.
- * @return
- * 0 on success
- */
-extern int rte_igb_pmd_init(void);
-
-/**
- * The initialization function of the driver for
- * Intel(r) EM Gigabit Ethernet Controller devices.
- * This function is invoked once at EAL start time.
- * @return
- * 0 on success
- */
-extern int rte_em_pmd_init(void);
-
-/**
- * The initialization function of the driver for 1Gbps Intel IGB_VF
- * Ethernet devices.
- * Invoked once at EAL start time.
- * @return
- * 0 on success
- */
-extern int rte_igbvf_pmd_init(void);
-
-/**
- * The initialization function of the driver for 10Gbps Intel IXGBE
- * Ethernet devices.
- * Invoked once at EAL start time.
- * @return
- * 0 on success
- */
-extern int rte_ixgbe_pmd_init(void);
-
-/**
- * The initialization function of the driver for 10Gbps Intel IXGBE_VF
- * Ethernet devices.
- * Invoked once at EAL start time.
- * @return
- * 0 on success
- */
-extern int rte_ixgbevf_pmd_init(void);
-
-/**
- * The initialization function of the driver for Qumranet virtio-net
- * Ethernet devices.
- * Invoked once at EAL start time.
- * @return
- * 0 on success
- */
-extern int rte_virtio_pmd_init(void);
-
-/**
- * The initialization function of *all* supported and enabled drivers.
- * Right now, the following PMDs are supported:
- * - igb
- * - igbvf
- * - em
- * - ixgbe
- * - ixgbevf
- * This function is invoked once at EAL start time.
- * @return
- * 0 on success.
- * Error code of the device initialization failure,
- * -ENODEV if there are no drivers available
- * (e.g. if all driver config options are = n).
- */
-static inline
-int rte_pmd_init_all(void)
-{
- int ret = -ENODEV;
-
-#ifdef RTE_LIBRTE_IGB_PMD
- if ((ret = rte_igb_pmd_init()) != 0) {
- RTE_LOG(ERR, PMD, "Cannot init igb PMD\n");
- return (ret);
- }
- if ((ret = rte_igbvf_pmd_init()) != 0) {
- RTE_LOG(ERR, PMD, "Cannot init igbvf PMD\n");
- return (ret);
- }
-#endif /* RTE_LIBRTE_IGB_PMD */
-
-#ifdef RTE_LIBRTE_EM_PMD
- if ((ret = rte_em_pmd_init()) != 0) {
- RTE_LOG(ERR, PMD, "Cannot init em PMD\n");
- return (ret);
- }
-#endif /* RTE_LIBRTE_EM_PMD */
-
-#ifdef RTE_LIBRTE_IXGBE_PMD
- if ((ret = rte_ixgbe_pmd_init()) != 0) {
- RTE_LOG(ERR, PMD, "Cannot init ixgbe PMD\n");
- return (ret);
- }
- if ((ret = rte_ixgbevf_pmd_init()) != 0) {
- RTE_LOG(ERR, PMD, "Cannot init ixgbevf PMD\n");
- return (ret);
- }
-#endif /* RTE_LIBRTE_IXGBE_PMD */
-
-#ifdef RTE_LIBRTE_VIRTIO_PMD
- if ((ret = rte_virtio_pmd_init()) != 0) {
- RTE_LOG(ERR, PMD, "Cannot init virtio PMD\n");
- return (ret);
- }
-#endif /* RTE_LIBRTE_VIRTIO_PMD */
-
- if (ret == -ENODEV)
- RTE_LOG(ERR, PMD, "No PMD(s) are configured\n");
- return (ret);
-}
-
/**
* Configure an Ethernet device.
* This function must be invoked first before any other function in the
* the DMA memory allocated for the receive descriptors of the ring.
* @param rx_conf
* The pointer to the configuration data to be used for the receive queue.
+ * NULL value is allowed, in which case default RX configuration
+ * will be used.
* The *rx_conf* structure contains an *rx_thresh* structure with the values
* of the Prefetch, Host, and Write-Back threshold registers of the receive
* ring.
* the DMA memory allocated for the transmit descriptors of the ring.
* @param tx_conf
* The pointer to the configuration data to be used for the transmit queue.
+ * NULL value is allowed, in which case default RX configuration
+ * will be used.
* The *tx_conf* structure contains the following data:
* - The *tx_thresh* structure with the values of the Prefetch, Host, and
* Write-Back threshold registers of the transmit ring.
*/
extern int rte_eth_dev_socket_id(uint8_t port_id);
+/*
+ * Check if port_id of device is attached
+ *
+ * @param port_id
+ * The port identifier of the Ethernet device
+ * @return
+ * - 0 if port is out of range or not attached
+ * - 1 if device is attached
+ */
+extern int rte_eth_dev_is_valid_port(uint8_t port_id);
+
+/*
+ * Allocate mbuf from mempool, setup the DMA physical address
+ * and then start RX for specified queue of a port. It is used
+ * when rx_deferred_start flag of the specified queue is true.
+ *
+ * @param port_id
+ * The port identifier of the Ethernet device
+ * @param rx_queue_id
+ * The index of the rx queue to update the ring.
+ * The value must be in the range [0, nb_rx_queue - 1] previously supplied
+ * to rte_eth_dev_configure().
+ * @return
+ * - 0: Success, the transmit queue is correctly set up.
+ * - -EINVAL: The port_id or the queue_id out of range.
+ * - -ENOTSUP: The function not supported in PMD driver.
+ */
+extern int rte_eth_dev_rx_queue_start(uint8_t port_id, uint16_t rx_queue_id);
+
+/*
+ * Stop specified RX queue of a port
+ *
+ * @param port_id
+ * The port identifier of the Ethernet device
+ * @param rx_queue_id
+ * The index of the rx queue to update the ring.
+ * The value must be in the range [0, nb_rx_queue - 1] previously supplied
+ * to rte_eth_dev_configure().
+ * @return
+ * - 0: Success, the transmit queue is correctly set up.
+ * - -EINVAL: The port_id or the queue_id out of range.
+ * - -ENOTSUP: The function not supported in PMD driver.
+ */
+extern int rte_eth_dev_rx_queue_stop(uint8_t port_id, uint16_t rx_queue_id);
+
+/*
+ * Start TX for specified queue of a port. It is used when tx_deferred_start
+ * flag of the specified queue is true.
+ *
+ * @param port_id
+ * The port identifier of the Ethernet device
+ * @param tx_queue_id
+ * The index of the tx queue to update the ring.
+ * The value must be in the range [0, nb_tx_queue - 1] previously supplied
+ * to rte_eth_dev_configure().
+ * @return
+ * - 0: Success, the transmit queue is correctly set up.
+ * - -EINVAL: The port_id or the queue_id out of range.
+ * - -ENOTSUP: The function not supported in PMD driver.
+ */
+extern int rte_eth_dev_tx_queue_start(uint8_t port_id, uint16_t tx_queue_id);
+
+/*
+ * Stop specified TX queue of a port
+ *
+ * @param port_id
+ * The port identifier of the Ethernet device
+ * @param tx_queue_id
+ * The index of the tx queue to update the ring.
+ * The value must be in the range [0, nb_tx_queue - 1] previously supplied
+ * to rte_eth_dev_configure().
+ * @return
+ * - 0: Success, the transmit queue is correctly set up.
+ * - -EINVAL: The port_id or the queue_id out of range.
+ * - -ENOTSUP: The function not supported in PMD driver.
+ */
+extern int rte_eth_dev_tx_queue_stop(uint8_t port_id, uint16_t tx_queue_id);
+
+
/**
* Start an Ethernet device.
*/
extern void rte_eth_dev_stop(uint8_t port_id);
+
+/**
+ * Link up an Ethernet device.
+ *
+ * Set device link up will re-enable the device rx/tx
+ * functionality after it is previously set device linked down.
+ *
+ * @param port_id
+ * The port identifier of the Ethernet device.
+ * @return
+ * - 0: Success, Ethernet device linked up.
+ * - <0: Error code of the driver device link up function.
+ */
+extern int rte_eth_dev_set_link_up(uint8_t port_id);
+
+/**
+ * Link down an Ethernet device.
+ * The device rx/tx functionality will be disabled if success,
+ * and it can be re-enabled with a call to
+ * rte_eth_dev_set_link_up()
+ *
+ * @param port_id
+ * The port identifier of the Ethernet device.
+ */
+extern int rte_eth_dev_set_link_down(uint8_t port_id);
+
/**
- * Close an Ethernet device. The device cannot be restarted!
+ * Close a stopped Ethernet device. The device cannot be restarted!
+ * The function frees all resources except for needed by the
+ * closed state. To free these resources, call rte_eth_dev_detach().
*
* @param port_id
* The port identifier of the Ethernet device.
* - *obytes* with the total of successfully transmitted bytes.
* - *ierrors* with the total of erroneous received packets.
* - *oerrors* with the total of failed transmitted packets.
+ * @return
+ * Zero if successful. Non-zero otherwise.
*/
-extern void rte_eth_stats_get(uint8_t port_id, struct rte_eth_stats *stats);
+extern int rte_eth_stats_get(uint8_t port_id, struct rte_eth_stats *stats);
/**
* Reset the general I/O statistics of an Ethernet device.
extern void rte_eth_stats_reset(uint8_t port_id);
/**
- * Set a mapping for the specified transmit queue to the specified per-queue
- * statistics counter.
+ * Retrieve extended statistics of an Ethernet device.
*
* @param port_id
* The port identifier of the Ethernet device.
- * @param tx_queue_id
- * The index of the transmit queue for which a queue stats mapping is required.
- * The value must be in the range [0, nb_tx_queue - 1] previously supplied
+ * @param xstats
+ * A pointer to a table of structure of type *rte_eth_xstats*
+ * to be filled with device statistics names and values.
+ * This parameter can be set to NULL if n is 0.
+ * @param n
+ * The size of the stats table, which should be large enough to store
+ * all the statistics of the device.
+ * @return
+ * - positive value lower or equal to n: success. The return value
+ * is the number of entries filled in the stats table.
+ * - positive value higher than n: error, the given statistics table
+ * is too small. The return value corresponds to the size that should
+ * be given to succeed. The entries in the table are not valid and
+ * shall not be used by the caller.
+ * - negative value on error (invalid port id)
+ */
+extern int rte_eth_xstats_get(uint8_t port_id,
+ struct rte_eth_xstats *xstats, unsigned n);
+
+/**
+ * Reset extended statistics of an Ethernet device.
+ *
+ * @param port_id
+ * The port identifier of the Ethernet device.
+ */
+extern void rte_eth_xstats_reset(uint8_t port_id);
+
+/**
+ * Set a mapping for the specified transmit queue to the specified per-queue
+ * statistics counter.
+ *
+ * @param port_id
+ * The port identifier of the Ethernet device.
+ * @param tx_queue_id
+ * The index of the transmit queue for which a queue stats mapping is required.
+ * The value must be in the range [0, nb_tx_queue - 1] previously supplied
* to rte_eth_dev_configure().
* @param stat_idx
* The per-queue packet statistics functionality number that the transmit
extern void rte_eth_dev_info_get(uint8_t port_id,
struct rte_eth_dev_info *dev_info);
+/**
+ * Retrieve the MTU of an Ethernet device.
+ *
+ * @param port_id
+ * The port identifier of the Ethernet device.
+ * @param mtu
+ * A pointer to a uint16_t where the retrieved MTU is to be stored.
+ * @return
+ * - (0) if successful.
+ * - (-ENODEV) if *port_id* invalid.
+ */
+extern int rte_eth_dev_get_mtu(uint8_t port_id, uint16_t *mtu);
+
+/**
+ * Change the MTU of an Ethernet device.
+ *
+ * @param port_id
+ * The port identifier of the Ethernet device.
+ * @param mtu
+ * A uint16_t for the MTU to be applied.
+ * @return
+ * - (0) if successful.
+ * - (-ENOTSUP) if operation is not supported.
+ * - (-ENODEV) if *port_id* invalid.
+ * - (-EINVAL) if *mtu* invalid.
+ */
+extern int rte_eth_dev_set_mtu(uint8_t port_id, uint16_t mtu);
+
/**
* Enable/Disable hardware filtering by an Ethernet device of received
* VLAN packets tagged with a given VLAN Tag Identifier.
/**
* Enable/Disable hardware VLAN Strip by a rx queue of an Ethernet device.
- * 82599/X540 can support VLAN stripping at the rx queue level
+ * 82599/X540/X550 can support VLAN stripping at the rx queue level
*
* @param port_id
* The port identifier of the Ethernet device.
*/
extern int rte_eth_dev_get_vlan_offload(uint8_t port_id);
+/**
+ * Set port based TX VLAN insersion on or off.
+ *
+ * @param port_id
+ * The port identifier of the Ethernet device.
+ * @param pvid
+ * Port based TX VLAN identifier togeth with user priority.
+ * @param on
+ * Turn on or off the port based TX VLAN insertion.
+ *
+ * @return
+ * - (0) if successful.
+ * - negative if failed.
+ */
+extern int rte_eth_dev_set_vlan_pvid(uint8_t port_id, uint16_t pvid, int on);
+
/**
*
* Retrieve a burst of input packets from a receive queue of an Ethernet
#else
static inline 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_mbuf **rx_pkts, const uint16_t nb_pkts)
{
struct rte_eth_dev *dev;
dev = &rte_eth_devices[port_id];
- return (*dev->rx_pkt_burst)(dev->data->rx_queues[queue_id], rx_pkts, nb_pkts);
+
+ int16_t nb_rx = (*dev->rx_pkt_burst)(dev->data->rx_queues[queue_id],
+ rx_pkts, nb_pkts);
+
+#ifdef RTE_ETHDEV_RXTX_CALLBACKS
+ struct rte_eth_rxtx_callback *cb = dev->post_rx_burst_cbs[queue_id];
+
+ if (unlikely(cb != NULL)) {
+ do {
+ nb_rx = cb->fn.rx(port_id, queue_id, rx_pkts, nb_rx,
+ nb_pkts, cb->param);
+ cb = cb->next;
+ } while (cb != NULL);
+ }
+#endif
+
+ return nb_rx;
}
#endif
rte_eth_rx_queue_count(uint8_t port_id, uint16_t queue_id)
{
struct rte_eth_dev *dev;
-
+
dev = &rte_eth_devices[port_id];
return (*dev->dev_ops->rx_queue_count)(dev, queue_id);
}
* The port identifier of the Ethernet device.
* @param queue_id
* The queue id on the specific port.
- * @offset
+ * @param offset
* The offset of the descriptor ID from tail.
* @return
* - (1) if the specific DD bit is set.
* transparently free the memory buffers of packets previously sent.
* This feature is driven by the *tx_free_thresh* value supplied to the
* rte_eth_dev_configure() function at device configuration time.
- * When the number of previously sent packets reached the "minimum transmit
- * packets to free" threshold, the rte_eth_tx_burst() function must
- * [attempt to] free the *rte_mbuf* buffers of those packets whose
- * transmission was effectively completed.
+ * When the number of free TX descriptors drops below this threshold, the
+ * rte_eth_tx_burst() function must [attempt to] free the *rte_mbuf* buffers
+ * of those packets whose transmission was effectively completed.
*
* @param port_id
* The port identifier of the Ethernet device.
struct rte_eth_dev *dev;
dev = &rte_eth_devices[port_id];
+
+#ifdef RTE_ETHDEV_RXTX_CALLBACKS
+ struct rte_eth_rxtx_callback *cb = dev->pre_tx_burst_cbs[queue_id];
+
+ if (unlikely(cb != NULL)) {
+ do {
+ nb_pkts = cb->fn.tx(port_id, queue_id, tx_pkts, nb_pkts,
+ cb->param);
+ cb = cb->next;
+ } while (cb != NULL);
+ }
+#endif
+
return (*dev->tx_pkt_burst)(dev->data->tx_queues[queue_id], tx_pkts, nb_pkts);
}
#endif
*/
int rte_eth_led_off(uint8_t port_id);
+/**
+ * Get current status of the Ethernet link flow control for Ethernet device
+ *
+ * @param port_id
+ * The port identifier of the Ethernet device.
+ * @param fc_conf
+ * The pointer to the structure where to store the flow control parameters.
+ * @return
+ * - (0) if successful.
+ * - (-ENOTSUP) if hardware doesn't support flow control.
+ * - (-ENODEV) if *port_id* invalid.
+ */
+int rte_eth_dev_flow_ctrl_get(uint8_t port_id,
+ struct rte_eth_fc_conf *fc_conf);
+
/**
* Configure the Ethernet link flow control for Ethernet device
*
* - (-EIO) if flow control setup failure
*/
int rte_eth_dev_flow_ctrl_set(uint8_t port_id,
- struct rte_eth_fc_conf *fc_conf);
+ struct rte_eth_fc_conf *fc_conf);
/**
- * Configure the Ethernet priority flow control under DCB environment
- * for Ethernet device.
- *
+ * Configure the Ethernet priority flow control under DCB environment
+ * for Ethernet device.
+ *
* @param port_id
* The port identifier of the Ethernet device.
* @param pfc_conf
*/
int rte_eth_dev_mac_addr_remove(uint8_t port, struct ether_addr *mac_addr);
+/**
+ * Set the default MAC address.
+ *
+ * @param port
+ * The port identifier of the Ethernet device.
+ * @param mac_addr
+ * New default MAC address.
+ * @return
+ * - (0) if successful, or *mac_addr* didn't exist.
+ * - (-ENOTSUP) if hardware doesn't support.
+ * - (-ENODEV) if *port* invalid.
+ * - (-EINVAL) if MAC address is invalid.
+ */
+int rte_eth_dev_default_mac_addr_set(uint8_t port, struct ether_addr *mac_addr);
+
+
/**
* Update Redirection Table(RETA) of Receive Side Scaling of Ethernet device.
- *
+ *
* @param port
* The port identifier of the Ethernet device.
- * @param reta_conf
- * RETA to update.
+ * @param reta_conf
+ * RETA to update.
+ * @param reta_size
+ * Redirection table size. The table size can be queried by
+ * rte_eth_dev_info_get().
* @return
- * - (0) if successful.
+ * - (0) if successful.
* - (-ENOTSUP) if hardware doesn't support.
* - (-EINVAL) if bad parameter.
*/
-int rte_eth_dev_rss_reta_update(uint8_t port,
- struct rte_eth_rss_reta *reta_conf);
+int rte_eth_dev_rss_reta_update(uint8_t port,
+ struct rte_eth_rss_reta_entry64 *reta_conf,
+ uint16_t reta_size);
/**
* Query Redirection Table(RETA) of Receive Side Scaling of Ethernet device.
- *
+ *
* @param port
* The port identifier of the Ethernet device.
- * @param reta_conf
+ * @param reta_conf
* RETA to query.
+ * @param reta_size
+ * Redirection table size. The table size can be queried by
+ * rte_eth_dev_info_get().
* @return
- * - (0) if successful.
+ * - (0) if successful.
* - (-ENOTSUP) if hardware doesn't support.
* - (-EINVAL) if bad parameter.
*/
-int rte_eth_dev_rss_reta_query(uint8_t port,
- struct rte_eth_rss_reta *reta_conf);
-
+int rte_eth_dev_rss_reta_query(uint8_t port,
+ struct rte_eth_rss_reta_entry64 *reta_conf,
+ uint16_t reta_size);
+
/**
* Updates unicast hash table for receiving packet with the given destination
- * MAC address, and the packet is routed to all VFs for which the RX mode is
+ * MAC address, and the packet is routed to all VFs for which the RX mode is
* accept packets that match the unicast hash table.
- *
+ *
* @param port
* The port identifier of the Ethernet device.
* @param addr
* 1 - Set an unicast hash bit for receiving packets with the MAC address.
* 0 - Clear an unicast hash bit.
* @return
- * - (0) if successful.
+ * - (0) if successful.
* - (-ENOTSUP) if hardware doesn't support.
* - (-ENODEV) if *port_id* invalid.
* - (-EINVAL) if bad parameter.
uint8_t on);
/**
- * Updates all unicast hash bitmaps for receiving packet with any Unicast
- * Ethernet MAC addresses,the packet is routed to all VFs for which the RX
+ * Updates all unicast hash bitmaps for receiving packet with any Unicast
+ * Ethernet MAC addresses,the packet is routed to all VFs for which the RX
* mode is accept packets that match the unicast hash table.
- *
+ *
* @param port
* The port identifier of the Ethernet device.
* @param on
- * 1 - Set all unicast hash bitmaps for receiving all the Ethernet
+ * 1 - Set all unicast hash bitmaps for receiving all the Ethernet
* MAC addresses
* 0 - Clear all unicast hash bitmaps
* @return
- * - (0) if successful.
+ * - (0) if successful.
* - (-ENOTSUP) if hardware doesn't support.
* - (-ENODEV) if *port_id* invalid.
* - (-EINVAL) if bad parameter.
/**
* Set RX L2 Filtering mode of a VF of an Ethernet device.
- *
+ *
* @param port
* The port identifier of the Ethernet device.
- * @param vf
+ * @param vf
* VF id.
* @param rx_mode
- * The RX mode mask, which is one or more of accepting Untagged Packets,
+ * The RX mode mask, which is one or more of accepting Untagged Packets,
* packets that match the PFUTA table, Broadcast and Multicast Promiscuous.
* ETH_VMDQ_ACCEPT_UNTAG,ETH_VMDQ_ACCEPT_HASH_UC,
* ETH_VMDQ_ACCEPT_BROADCAST and ETH_VMDQ_ACCEPT_MULTICAST will be used
* 1 - Enable a VF RX mode.
* 0 - Disable a VF RX mode.
* @return
- * - (0) if successful.
+ * - (0) if successful.
* - (-ENOTSUP) if hardware doesn't support.
* - (-ENOTSUP) if hardware doesn't support.
* - (-EINVAL) if bad parameter.
/**
* Enable or disable a VF traffic transmit of the Ethernet device.
-*
+*
* @param port
* The port identifier of the Ethernet device.
-* @param vf
+* @param vf
* VF id.
* @param on
* 1 - Enable a VF traffic transmit.
* 0 - Disable a VF traffic transmit.
* @return
-* - (0) if successful.
+* - (0) if successful.
* - (-ENODEV) if *port_id* invalid.
* - (-ENOTSUP) if hardware doesn't support.
* - (-EINVAL) if bad parameter.
*/
-int
+int
rte_eth_dev_set_vf_tx(uint8_t port,uint16_t vf, uint8_t on);
/**
* Enable or disable a VF traffic receive of an Ethernet device.
-*
+*
* @param port
* The port identifier of the Ethernet device.
* @param vf
* 1 - Enable a VF traffic receive.
* 0 - Disable a VF traffic receive.
* @return
-* - (0) if successful.
+* - (0) if successful.
* - (-ENOTSUP) if hardware doesn't support.
* - (-ENODEV) if *port_id* invalid.
* - (-EINVAL) if bad parameter.
*/
-int
+int
rte_eth_dev_set_vf_rx(uint8_t port,uint16_t vf, uint8_t on);
/**
* Enable/Disable hardware VF VLAN filtering by an Ethernet device of
* received VLAN packets tagged with a given VLAN Tag Identifier.
-*
+*
* @param port id
* The port identifier of the Ethernet device.
* @param vlan_id
* 1 - Enable VFs VLAN filtering.
* 0 - Disable VFs VLAN filtering.
* @return
-* - (0) if successful.
+* - (0) if successful.
* - (-ENOTSUP) if hardware doesn't support.
* - (-ENODEV) if *port_id* invalid.
* - (-EINVAL) if bad parameter.
*/
int
-rte_eth_dev_set_vf_vlan_filter(uint8_t port, uint16_t vlan_id,
+rte_eth_dev_set_vf_vlan_filter(uint8_t port, uint16_t vlan_id,
uint64_t vf_mask,
uint8_t vlan_on);
-
+
/**
* Set a traffic mirroring rule on an Ethernet device
*
* - (-EINVAL) if the mr_conf information is not correct.
*/
int rte_eth_mirror_rule_set(uint8_t port_id,
- struct rte_eth_vmdq_mirror_conf *mirror_conf,
+ struct rte_eth_mirror_conf *mirror_conf,
uint8_t rule_id,
uint8_t on);
int rte_eth_mirror_rule_reset(uint8_t port_id,
uint8_t rule_id);
+/**
+ * Set the rate limitation for a queue on an Ethernet device.
+ *
+ * @param port_id
+ * The port identifier of the Ethernet device.
+ * @param queue_idx
+ * The queue id.
+ * @param tx_rate
+ * The tx rate allocated from the total link speed for this queue.
+ * @return
+ * - (0) if successful.
+ * - (-ENOTSUP) if hardware doesn't support this feature.
+ * - (-ENODEV) if *port_id* invalid.
+ * - (-EINVAL) if bad parameter.
+ */
+int rte_eth_set_queue_rate_limit(uint8_t port_id, uint16_t queue_idx,
+ uint16_t tx_rate);
+
+/**
+ * Set the rate limitation for a vf on an Ethernet device.
+ *
+ * @param port_id
+ * The port identifier of the Ethernet device.
+ * @param vf
+ * VF id.
+ * @param tx_rate
+ * The tx rate allocated from the total link speed for this VF id.
+ * @param q_msk
+ * The queue mask which need to set the rate.
+ * @return
+ * - (0) if successful.
+ * - (-ENOTSUP) if hardware doesn't support this feature.
+ * - (-ENODEV) if *port_id* invalid.
+ * - (-EINVAL) if bad parameter.
+ */
+int rte_eth_set_vf_rate_limit(uint8_t port_id, uint16_t vf,
+ uint16_t tx_rate, uint64_t q_msk);
+
/**
* Initialize bypass logic. This function needs to be called before
* executing any other bypass API.
*
* @param port
* The port identifier of the Ethernet device.
- * @param state
+ * @param new_state
* The current bypass state.
* - (1) Normal mode
* - (2) Bypass mode
*
* @param port
* The port identifier of the Ethernet device.
- * @param state
+ * @param timeout
* The timeout to be set.
* - (0) 0 seconds (timer is off)
* - (1) 1.5 seconds
*/
int rte_eth_dev_bypass_wd_reset(uint8_t port);
+ /**
+ * Configuration of Receive Side Scaling hash computation of Ethernet device.
+ *
+ * @param port_id
+ * The port identifier of the Ethernet device.
+ * @param rss_conf
+ * The new configuration to use for RSS hash computation on the port.
+ * @return
+ * - (0) if successful.
+ * - (-ENODEV) if port identifier is invalid.
+ * - (-ENOTSUP) if hardware doesn't support.
+ * - (-EINVAL) if bad parameter.
+ */
+int rte_eth_dev_rss_hash_update(uint8_t port_id,
+ struct rte_eth_rss_conf *rss_conf);
+
+ /**
+ * Retrieve current configuration of Receive Side Scaling hash computation
+ * of Ethernet device.
+ *
+ * @param port_id
+ * The port identifier of the Ethernet device.
+ * @param rss_conf
+ * Where to store the current RSS hash configuration of the Ethernet device.
+ * @return
+ * - (0) if successful.
+ * - (-ENODEV) if port identifier is invalid.
+ * - (-ENOTSUP) if hardware doesn't support RSS.
+ */
+int
+rte_eth_dev_rss_hash_conf_get(uint8_t port_id,
+ struct rte_eth_rss_conf *rss_conf);
+
+ /**
+ * Add UDP tunneling port of an Ethernet device for filtering a specific
+ * tunneling packet by UDP port number.
+ *
+ * @param port_id
+ * The port identifier of the Ethernet device.
+ * @param tunnel_udp
+ * UDP tunneling configuration.
+ *
+ * @return
+ * - (0) if successful.
+ * - (-ENODEV) if port identifier is invalid.
+ * - (-ENOTSUP) if hardware doesn't support tunnel type.
+ */
+int
+rte_eth_dev_udp_tunnel_add(uint8_t port_id,
+ struct rte_eth_udp_tunnel *tunnel_udp);
+
+ /**
+ * Detete UDP tunneling port configuration of Ethernet device
+ *
+ * @param port_id
+ * The port identifier of the Ethernet device.
+ * @param tunnel_udp
+ * UDP tunneling configuration.
+ *
+ * @return
+ * - (0) if successful.
+ * - (-ENODEV) if port identifier is invalid.
+ * - (-ENOTSUP) if hardware doesn't support tunnel type.
+ */
+int
+rte_eth_dev_udp_tunnel_delete(uint8_t port_id,
+ struct rte_eth_udp_tunnel *tunnel_udp);
+
+/**
+ * Check whether the filter type is supported on an Ethernet device.
+ * All the supported filter types are defined in 'rte_eth_ctrl.h'.
+ *
+ * @param port_id
+ * The port identifier of the Ethernet device.
+ * @param filter_type
+ * Filter type.
+ * @return
+ * - (0) if successful.
+ * - (-ENOTSUP) if hardware doesn't support this filter type.
+ * - (-ENODEV) if *port_id* invalid.
+ */
+int rte_eth_dev_filter_supported(uint8_t port_id, enum rte_filter_type filter_type);
+
+/**
+ * Take operations to assigned filter type on an Ethernet device.
+ * All the supported operations and filter types are defined in 'rte_eth_ctrl.h'.
+ *
+ * @param port_id
+ * The port identifier of the Ethernet device.
+ * @param filter_type
+ * Filter type.
+ * @param filter_op
+ * Type of operation.
+ * @param arg
+ * A pointer to arguments defined specifically for the operation.
+ * @return
+ * - (0) if successful.
+ * - (-ENOTSUP) if hardware doesn't support.
+ * - (-ENODEV) if *port_id* invalid.
+ * - others depends on the specific operations implementation.
+ */
+int rte_eth_dev_filter_ctrl(uint8_t port_id, enum rte_filter_type filter_type,
+ enum rte_filter_op filter_op, void *arg);
+
+/**
+ * Add a callback to be called on packet RX on a given port and queue.
+ *
+ * This API configures a function to be called for each burst of
+ * packets received on a given NIC port queue. The return value is a pointer
+ * that can be used to later remove the callback using
+ * rte_eth_remove_rx_callback().
+ *
+ * Multiple functions are called in the order that they are added.
+ *
+ * @param port_id
+ * The port identifier of the Ethernet device.
+ * @param queue_id
+ * The queue on the Ethernet device on which the callback is to be added.
+ * @param fn
+ * The callback function
+ * @param user_param
+ * A generic pointer parameter which will be passed to each invocation of the
+ * callback function on this port and queue.
+ *
+ * @return
+ * NULL on error.
+ * On success, a pointer value which can later be used to remove the callback.
+ */
+void *rte_eth_add_rx_callback(uint8_t port_id, uint16_t queue_id,
+ rte_rx_callback_fn fn, void *user_param);
+
+/**
+ * Add a callback to be called on packet TX on a given port and queue.
+ *
+ * This API configures a function to be called for each burst of
+ * packets sent on a given NIC port queue. The return value is a pointer
+ * that can be used to later remove the callback using
+ * rte_eth_remove_tx_callback().
+ *
+ * Multiple functions are called in the order that they are added.
+ *
+ * @param port_id
+ * The port identifier of the Ethernet device.
+ * @param queue_id
+ * The queue on the Ethernet device on which the callback is to be added.
+ * @param fn
+ * The callback function
+ * @param user_param
+ * A generic pointer parameter which will be passed to each invocation of the
+ * callback function on this port and queue.
+ *
+ * @return
+ * NULL on error.
+ * On success, a pointer value which can later be used to remove the callback.
+ */
+void *rte_eth_add_tx_callback(uint8_t port_id, uint16_t queue_id,
+ rte_tx_callback_fn fn, void *user_param);
+
+/**
+ * Remove an RX packet callback from a given port and queue.
+ *
+ * This function is used to removed callbacks that were added to a NIC port
+ * queue using rte_eth_add_rx_callback().
+ *
+ * Note: the callback is removed from the callback list but it isn't freed
+ * since the it may still be in use. The memory for the callback can be
+ * subsequently freed back by the application by calling rte_free():
+ *
+ * - Immediately - if the port is stopped, or the user knows that no
+ * callbacks are in flight e.g. if called from the thread doing RX/TX
+ * on that queue.
+ *
+ * - After a short delay - where the delay is sufficient to allow any
+ * in-flight callbacks to complete.
+ *
+ * @param port_id
+ * The port identifier of the Ethernet device.
+ * @param queue_id
+ * The queue on the Ethernet device from which the callback is to be removed.
+ * @param user_cb
+ * User supplied callback created via rte_eth_add_rx_callback().
+ *
+ * @return
+ * - 0: Success. Callback was removed.
+ * - -ENOTSUP: Callback support is not available.
+ * - -EINVAL: The port_id or the queue_id is out of range, or the callback
+ * is NULL or not found for the port/queue.
+ */
+int rte_eth_remove_rx_callback(uint8_t port_id, uint16_t queue_id,
+ struct rte_eth_rxtx_callback *user_cb);
+
+/**
+ * Remove a TX packet callback from a given port and queue.
+ *
+ * This function is used to removed callbacks that were added to a NIC port
+ * queue using rte_eth_add_tx_callback().
+ *
+ * Note: the callback is removed from the callback list but it isn't freed
+ * since the it may still be in use. The memory for the callback can be
+ * subsequently freed back by the application by calling rte_free():
+ *
+ * - Immediately - if the port is stopped, or the user knows that no
+ * callbacks are in flight e.g. if called from the thread doing RX/TX
+ * on that queue.
+ *
+ * - After a short delay - where the delay is sufficient to allow any
+ * in-flight callbacks to complete.
+ *
+ * @param port_id
+ * The port identifier of the Ethernet device.
+ * @param queue_id
+ * The queue on the Ethernet device from which the callback is to be removed.
+ * @param user_cb
+ * User supplied callback created via rte_eth_add_tx_callback().
+ *
+ * @return
+ * - 0: Success. Callback was removed.
+ * - -ENOTSUP: Callback support is not available.
+ * - -EINVAL: The port_id or the queue_id is out of range, or the callback
+ * is NULL or not found for the port/queue.
+ */
+int rte_eth_remove_tx_callback(uint8_t port_id, uint16_t queue_id,
+ struct rte_eth_rxtx_callback *user_cb);
+
+/**
+ * Retrieve number of available registers for access
+ *
+ * @param port_id
+ * The port identifier of the Ethernet device.
+ * @return
+ * - (>=0) number of registers if successful.
+ * - (-ENOTSUP) if hardware doesn't support.
+ * - (-ENODEV) if *port_id* invalid.
+ * - others depends on the specific operations implementation.
+ */
+int rte_eth_dev_get_reg_length(uint8_t port_id);
+
+/**
+ * Retrieve device registers and register attributes
+ *
+ * @param port_id
+ * The port identifier of the Ethernet device.
+ * @param info
+ * The template includes buffer for register data and attribute to be filled.
+ * @return
+ * - (0) if successful.
+ * - (-ENOTSUP) if hardware doesn't support.
+ * - (-ENODEV) if *port_id* invalid.
+ * - others depends on the specific operations implementation.
+ */
+int rte_eth_dev_get_reg_info(uint8_t port_id, struct rte_dev_reg_info *info);
+
+/**
+ * Retrieve size of device EEPROM
+ *
+ * @param port_id
+ * The port identifier of the Ethernet device.
+ * @return
+ * - (>=0) EEPROM size if successful.
+ * - (-ENOTSUP) if hardware doesn't support.
+ * - (-ENODEV) if *port_id* invalid.
+ * - others depends on the specific operations implementation.
+ */
+int rte_eth_dev_get_eeprom_length(uint8_t port_id);
+
+/**
+ * Retrieve EEPROM and EEPROM attribute
+ *
+ * @param port_id
+ * The port identifier of the Ethernet device.
+ * @param info
+ * The template includes buffer for return EEPROM data and
+ * EEPROM attributes to be filled.
+ * @return
+ * - (0) if successful.
+ * - (-ENOTSUP) if hardware doesn't support.
+ * - (-ENODEV) if *port_id* invalid.
+ * - others depends on the specific operations implementation.
+ */
+int rte_eth_dev_get_eeprom(uint8_t port_id, struct rte_dev_eeprom_info *info);
+
+/**
+ * Program EEPROM with provided data
+ *
+ * @param port_id
+ * The port identifier of the Ethernet device.
+ * @param info
+ * The template includes EEPROM data for programming and
+ * EEPROM attributes to be filled
+ * @return
+ * - (0) if successful.
+ * - (-ENOTSUP) if hardware doesn't support.
+ * - (-ENODEV) if *port_id* invalid.
+ * - others depends on the specific operations implementation.
+ */
+int rte_eth_dev_set_eeprom(uint8_t port_id, struct rte_dev_eeprom_info *info);
+
+/**
+ * Set the list of multicast addresses to filter on an Ethernet device.
+ *
+ * @param port_id
+ * The port identifier of the Ethernet device.
+ * @param mc_addr_set
+ * The array of multicast addresses to set. Equal to NULL when the function
+ * is invoked to flush the set of filtered addresses.
+ * @param nb_mc_addr
+ * The number of multicast addresses in the *mc_addr_set* array. Equal to 0
+ * when the function is invoked to flush the set of filtered addresses.
+ * @return
+ * - (0) if successful.
+ * - (-ENODEV) if *port_id* invalid.
+ * - (-ENOTSUP) if PMD of *port_id* doesn't support multicast filtering.
+ * - (-ENOSPC) if *port_id* has not enough multicast filtering resources.
+ */
+int rte_eth_dev_set_mc_addr_list(uint8_t port_id,
+ struct ether_addr *mc_addr_set,
+ uint32_t nb_mc_addr);
+
+/**
+ * Enable IEEE1588/802.1AS timestamping for an Ethernet device.
+ *
+ * @param port_id
+ * The port identifier of the Ethernet device.
+ *
+ * @return
+ * - 0: Success.
+ * - -ENODEV: The port ID is invalid.
+ * - -ENOTSUP: The function is not supported by the Ethernet driver.
+ */
+extern int rte_eth_timesync_enable(uint8_t port_id);
+
+/**
+ * Disable IEEE1588/802.1AS timestamping for an Ethernet device.
+ *
+ * @param port_id
+ * The port identifier of the Ethernet device.
+ *
+ * @return
+ * - 0: Success.
+ * - -ENODEV: The port ID is invalid.
+ * - -ENOTSUP: The function is not supported by the Ethernet driver.
+ */
+extern int rte_eth_timesync_disable(uint8_t port_id);
+
+/**
+ * Read an IEEE1588/802.1AS RX timestamp from an Ethernet device.
+ *
+ * @param port_id
+ * The port identifier of the Ethernet device.
+ * @param timestamp
+ * Pointer to the timestamp struct.
+ * @param flags
+ * Device specific flags. Used to pass the RX timesync register index to
+ * i40e. Unused in igb/ixgbe, pass 0 instead.
+ *
+ * @return
+ * - 0: Success.
+ * - -EINVAL: No timestamp is available.
+ * - -ENODEV: The port ID is invalid.
+ * - -ENOTSUP: The function is not supported by the Ethernet driver.
+ */
+extern int rte_eth_timesync_read_rx_timestamp(uint8_t port_id,
+ struct timespec *timestamp,
+ uint32_t flags);
+
+/**
+ * Read an IEEE1588/802.1AS TX timestamp from an Ethernet device.
+ *
+ * @param port_id
+ * The port identifier of the Ethernet device.
+ * @param timestamp
+ * Pointer to the timestamp struct.
+ *
+ * @return
+ * - 0: Success.
+ * - -EINVAL: No timestamp is available.
+ * - -ENODEV: The port ID is invalid.
+ * - -ENOTSUP: The function is not supported by the Ethernet driver.
+ */
+extern int rte_eth_timesync_read_tx_timestamp(uint8_t port_id,
+ struct timespec *timestamp);
+
#ifdef __cplusplus
}
#endif
git.droids-corp.org / dpdk.git / blobdiff