f454f2dbf1
Obvious spelling error in SPDX license header.
Fixes: 12b435bf8f ("net/iavf: support flex desc metadata extraction")
Signed-off-by: Stephen Hemminger <stephen@networkplumber.org>
Acked-by: Ferruh Yigit <ferruh.yigit@intel.com>
251 lines
6.5 KiB
C
251 lines
6.5 KiB
C
/* SPDX-License-Identifier: BSD-3-Clause
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* Copyright(c) 2019 Intel Corporation
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*/
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#ifndef _RTE_PMD_IAVF_H_
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#define _RTE_PMD_IAVF_H_
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/**
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* @file rte_pmd_iavf.h
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*
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* iavf PMD specific functions.
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*
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* @b EXPERIMENTAL: this API may change, or be removed, without prior notiavf
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*
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*/
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#include <stdio.h>
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#include <rte_mbuf.h>
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#include <rte_mbuf_dyn.h>
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#ifdef __cplusplus
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extern "C" {
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#endif
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/**
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* The supported network flexible descriptor's extraction metadata format.
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*/
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union rte_pmd_ifd_proto_xtr_metadata {
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uint32_t metadata;
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struct {
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uint16_t data0;
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uint16_t data1;
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} raw;
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struct {
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uint16_t stag_vid:12,
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stag_dei:1,
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stag_pcp:3;
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uint16_t ctag_vid:12,
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ctag_dei:1,
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ctag_pcp:3;
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} vlan;
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struct {
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uint16_t protocol:8,
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ttl:8;
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uint16_t tos:8,
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ihl:4,
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version:4;
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} ipv4;
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struct {
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uint16_t hoplimit:8,
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nexthdr:8;
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uint16_t flowhi4:4,
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tc:8,
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version:4;
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} ipv6;
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struct {
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uint16_t flowlo16;
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uint16_t flowhi4:4,
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tc:8,
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version:4;
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} ipv6_flow;
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struct {
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uint16_t fin:1,
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syn:1,
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rst:1,
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psh:1,
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ack:1,
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urg:1,
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ece:1,
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cwr:1,
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res1:4,
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doff:4;
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uint16_t rsvd;
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} tcp;
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uint32_t ip_ofs;
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};
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/* Offset of mbuf dynamic field for flexible descriptor's extraction data */
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extern int rte_pmd_ifd_dynfield_proto_xtr_metadata_offs;
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/* Mask of mbuf dynamic flags for flexible descriptor's extraction type */
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extern uint64_t rte_pmd_ifd_dynflag_proto_xtr_vlan_mask;
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extern uint64_t rte_pmd_ifd_dynflag_proto_xtr_ipv4_mask;
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extern uint64_t rte_pmd_ifd_dynflag_proto_xtr_ipv6_mask;
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extern uint64_t rte_pmd_ifd_dynflag_proto_xtr_ipv6_flow_mask;
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extern uint64_t rte_pmd_ifd_dynflag_proto_xtr_tcp_mask;
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extern uint64_t rte_pmd_ifd_dynflag_proto_xtr_ip_offset_mask;
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/**
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* The mbuf dynamic field pointer for flexible descriptor's extraction metadata.
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*/
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#define RTE_PMD_IFD_DYNF_PROTO_XTR_METADATA(m) \
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RTE_MBUF_DYNFIELD((m), \
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rte_pmd_ifd_dynfield_proto_xtr_metadata_offs, \
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uint32_t *)
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/**
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* The mbuf dynamic flag for VLAN protocol extraction metadata, it is valid
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* when dev_args 'proto_xtr' has 'vlan' specified.
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*/
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#define RTE_IAVF_PKT_RX_DYNF_PROTO_XTR_VLAN \
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(rte_pmd_ifd_dynflag_proto_xtr_vlan_mask)
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/**
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* The mbuf dynamic flag for IPv4 protocol extraction metadata, it is valid
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* when dev_args 'proto_xtr' has 'ipv4' specified.
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*/
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#define RTE_IAVF_PKT_RX_DYNF_PROTO_XTR_IPV4 \
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(rte_pmd_ifd_dynflag_proto_xtr_ipv4_mask)
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/**
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* The mbuf dynamic flag for IPv6 protocol extraction metadata, it is valid
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* when dev_args 'proto_xtr' has 'ipv6' specified.
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*/
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#define RTE_IAVF_PKT_RX_DYNF_PROTO_XTR_IPV6 \
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(rte_pmd_ifd_dynflag_proto_xtr_ipv6_mask)
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/**
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* The mbuf dynamic flag for IPv6 with flow protocol extraction metadata, it is
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* valid when dev_args 'proto_xtr' has 'ipv6_flow' specified.
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*/
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#define RTE_IAVF_PKT_RX_DYNF_PROTO_XTR_IPV6_FLOW \
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(rte_pmd_ifd_dynflag_proto_xtr_ipv6_flow_mask)
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/**
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* The mbuf dynamic flag for TCP protocol extraction metadata, it is valid
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* when dev_args 'proto_xtr' has 'tcp' specified.
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*/
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#define RTE_IAVF_PKT_RX_DYNF_PROTO_XTR_TCP \
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(rte_pmd_ifd_dynflag_proto_xtr_tcp_mask)
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/**
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* The mbuf dynamic flag for IP_OFFSET extraction metadata, it is valid
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* when dev_args 'proto_xtr' has 'ip_offset' specified.
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*/
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#define RTE_IAVF_PKT_RX_DYNF_PROTO_XTR_IP_OFFSET \
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(rte_pmd_ifd_dynflag_proto_xtr_ip_offset_mask)
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/**
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* Check if mbuf dynamic field for flexible descriptor's extraction metadata
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* is registered.
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*
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* @return
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* True if registered, false otherwise.
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*/
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__rte_experimental
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static __rte_always_inline int
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rte_pmd_ifd_dynf_proto_xtr_metadata_avail(void)
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{
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return rte_pmd_ifd_dynfield_proto_xtr_metadata_offs != -1;
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}
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/**
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* Get the mbuf dynamic field for flexible descriptor's extraction metadata.
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*
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* @param m
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* The pointer to the mbuf.
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* @return
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* The saved protocol extraction metadata.
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*/
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__rte_experimental
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static __rte_always_inline uint32_t
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rte_pmd_ifd_dynf_proto_xtr_metadata_get(struct rte_mbuf *m)
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{
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return *RTE_PMD_IFD_DYNF_PROTO_XTR_METADATA(m);
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}
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/**
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* Dump the mbuf dynamic field for flexible descriptor's extraction metadata.
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*
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* @param m
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* The pointer to the mbuf.
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*/
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__rte_experimental
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static inline void
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rte_pmd_ifd_dump_proto_xtr_metadata(struct rte_mbuf *m)
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{
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union rte_pmd_ifd_proto_xtr_metadata data;
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if (!rte_pmd_ifd_dynf_proto_xtr_metadata_avail())
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return;
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data.metadata = rte_pmd_ifd_dynf_proto_xtr_metadata_get(m);
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if (m->ol_flags & RTE_IAVF_PKT_RX_DYNF_PROTO_XTR_VLAN)
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printf(" - Flexible descriptor's Metadata: [0x%04x:0x%04x],"
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"vlan,stag=%u:%u:%u,ctag=%u:%u:%u",
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data.raw.data0, data.raw.data1,
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data.vlan.stag_pcp,
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data.vlan.stag_dei,
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data.vlan.stag_vid,
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data.vlan.ctag_pcp,
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data.vlan.ctag_dei,
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data.vlan.ctag_vid);
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else if (m->ol_flags & RTE_IAVF_PKT_RX_DYNF_PROTO_XTR_IPV4)
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printf(" - Flexible descriptor's Metadata: [0x%04x:0x%04x],"
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"ipv4,ver=%u,hdrlen=%u,tos=%u,ttl=%u,proto=%u",
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data.raw.data0, data.raw.data1,
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data.ipv4.version,
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data.ipv4.ihl,
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data.ipv4.tos,
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data.ipv4.ttl,
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data.ipv4.protocol);
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else if (m->ol_flags & RTE_IAVF_PKT_RX_DYNF_PROTO_XTR_IPV6)
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printf(" - Flexible descriptor's Metadata: [0x%04x:0x%04x],"
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"ipv6,ver=%u,tc=%u,flow_hi4=0x%x,nexthdr=%u,hoplimit=%u",
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data.raw.data0, data.raw.data1,
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data.ipv6.version,
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data.ipv6.tc,
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data.ipv6.flowhi4,
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data.ipv6.nexthdr,
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data.ipv6.hoplimit);
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else if (m->ol_flags & RTE_IAVF_PKT_RX_DYNF_PROTO_XTR_IPV6_FLOW)
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printf(" - Flexible descriptor's Metadata: [0x%04x:0x%04x],"
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"ipv6_flow,ver=%u,tc=%u,flow=0x%x%04x",
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data.raw.data0, data.raw.data1,
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data.ipv6_flow.version,
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data.ipv6_flow.tc,
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data.ipv6_flow.flowhi4,
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data.ipv6_flow.flowlo16);
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else if (m->ol_flags & RTE_IAVF_PKT_RX_DYNF_PROTO_XTR_TCP)
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printf(" - Flexible descriptor's Metadata: [0x%04x:0x%04x],"
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"tcp,doff=%u,flags=%s%s%s%s%s%s%s%s",
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data.raw.data0, data.raw.data1,
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data.tcp.doff,
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data.tcp.cwr ? "C" : "",
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data.tcp.ece ? "E" : "",
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data.tcp.urg ? "U" : "",
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data.tcp.ack ? "A" : "",
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data.tcp.psh ? "P" : "",
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data.tcp.rst ? "R" : "",
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data.tcp.syn ? "S" : "",
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data.tcp.fin ? "F" : "");
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else if (m->ol_flags & RTE_IAVF_PKT_RX_DYNF_PROTO_XTR_IP_OFFSET)
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printf(" - Flexible descriptor's Extraction: ip_offset=%u",
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data.ip_ofs);
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}
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#ifdef __cplusplus
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}
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#endif
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#endif /* _RTE_PMD_IAVF_H_ */
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