4 * Copyright (C) Cavium networks Ltd. 2016.
6 * Redistribution and use in source and binary forms, with or without
7 * modification, are permitted provided that the following conditions
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11 * notice, this list of conditions and the following disclaimer.
12 * * Redistributions in binary form must reproduce the above copyright
13 * notice, this list of conditions and the following disclaimer in
14 * the documentation and/or other materials provided with the
16 * * Neither the name of Cavium networks nor the names of its
17 * contributors may be used to endorse or promote products derived
18 * from this software without specific prior written permission.
20 * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
21 * "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
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23 * A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
24 * OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
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30 * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
33 #ifndef __THUNDERX_NICVF_ETHDEV_H__
34 #define __THUNDERX_NICVF_ETHDEV_H__
36 #include <rte_ethdev.h>
38 #define THUNDERX_NICVF_PMD_VERSION "1.0"
40 #define NICVF_INTR_POLL_INTERVAL_MS 50
41 #define NICVF_HALF_DUPLEX 0x00
42 #define NICVF_FULL_DUPLEX 0x01
43 #define NICVF_UNKNOWN_DUPLEX 0xff
45 #define NICVF_RSS_OFFLOAD_PASS1 ( \
48 ETH_RSS_NONFRAG_IPV4_TCP | \
49 ETH_RSS_NONFRAG_IPV4_UDP | \
51 ETH_RSS_NONFRAG_IPV6_TCP | \
52 ETH_RSS_NONFRAG_IPV6_UDP)
54 #define NICVF_RSS_OFFLOAD_TUNNEL ( \
59 #define NICVF_DEFAULT_RX_FREE_THRESH 224
60 #define NICVF_DEFAULT_TX_FREE_THRESH 224
61 #define NICVF_TX_FREE_MPOOL_THRESH 16
62 #define NICVF_MAX_RX_FREE_THRESH 1024
63 #define NICVF_MAX_TX_FREE_THRESH 1024
65 #define VLAN_TAG_SIZE 4 /* 802.3ac tag */
67 static inline struct nicvf *
68 nicvf_pmd_priv(struct rte_eth_dev *eth_dev)
70 return eth_dev->data->dev_private;
73 static inline uint64_t
74 nicvf_mempool_phy_offset(struct rte_mempool *mp)
76 struct rte_mempool_memhdr *hdr;
78 hdr = STAILQ_FIRST(&mp->mem_list);
80 return (uint64_t)((uintptr_t)hdr->addr - hdr->phys_addr);
83 static inline uint16_t
84 nicvf_mbuff_meta_length(struct rte_mbuf *mbuf)
86 return (uint16_t)((uintptr_t)mbuf->buf_addr - (uintptr_t)mbuf);
90 * Simple phy2virt functions assuming mbufs are in a single huge page
94 static inline uintptr_t
95 nicvf_mbuff_phy2virt(phys_addr_t phy, uint64_t mbuf_phys_off)
97 return (uintptr_t)(phy + mbuf_phys_off);
100 static inline uintptr_t
101 nicvf_mbuff_virt2phy(uintptr_t virt, uint64_t mbuf_phys_off)
103 return (phys_addr_t)(virt - mbuf_phys_off);
106 #endif /* __THUNDERX_NICVF_ETHDEV_H__ */