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/*
* BSD LICENSE
*
* Copyright (C) Cavium networks Ltd. 2016.
*
* Redistribution and use in source and binary forms, with or without
* modification, are permitted provided that the following conditions
* are met:
*
* * Redistributions of source code must retain the above copyright
* notice, this list of conditions and the following disclaimer.
* * Redistributions in binary form must reproduce the above copyright
* notice, this list of conditions and the following disclaimer in
* the documentation and/or other materials provided with the
* distribution.
* * Neither the name of Cavium networks nor the names of its
* contributors may be used to endorse or promote products derived
* from this software without specific prior written permission.
*
* THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
* "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
* LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
* A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
* OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
* SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
* LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
* DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
* THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
* (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
* OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
*/
#ifndef __THUNDERX_NICVF_ETHDEV_H__
#define __THUNDERX_NICVF_ETHDEV_H__
#include <rte_ethdev.h>
#define THUNDERX_NICVF_PMD_VERSION "1.0"
#define THUNDERX_REG_BYTES 8
#define NICVF_INTR_POLL_INTERVAL_MS 50
#define NICVF_HALF_DUPLEX 0x00
#define NICVF_FULL_DUPLEX 0x01
#define NICVF_UNKNOWN_DUPLEX 0xff
#define NICVF_RSS_OFFLOAD_PASS1 ( \
ETH_RSS_PORT | \
ETH_RSS_IPV4 | \
ETH_RSS_NONFRAG_IPV4_TCP | \
ETH_RSS_NONFRAG_IPV4_UDP | \
ETH_RSS_IPV6 | \
ETH_RSS_NONFRAG_IPV6_TCP | \
ETH_RSS_NONFRAG_IPV6_UDP)
#define NICVF_RSS_OFFLOAD_TUNNEL ( \
ETH_RSS_VXLAN | \
ETH_RSS_GENEVE | \
ETH_RSS_NVGRE)
#define NICVF_DEFAULT_RX_FREE_THRESH 224
#define NICVF_DEFAULT_TX_FREE_THRESH 224
#define NICVF_TX_FREE_MPOOL_THRESH 16
#define NICVF_MAX_RX_FREE_THRESH 1024
#define NICVF_MAX_TX_FREE_THRESH 1024
#define VLAN_TAG_SIZE 4 /* 802.3ac tag */
static inline struct nicvf *
nicvf_pmd_priv(struct rte_eth_dev *eth_dev)
{
return eth_dev->data->dev_private;
}
static inline uint64_t
nicvf_mempool_phy_offset(struct rte_mempool *mp)
{
struct rte_mempool_memhdr *hdr;
hdr = STAILQ_FIRST(&mp->mem_list);
assert(hdr != NULL);
return (uint64_t)((uintptr_t)hdr->addr - hdr->phys_addr);
}
static inline uint16_t
nicvf_mbuff_meta_length(struct rte_mbuf *mbuf)
{
return (uint16_t)((uintptr_t)mbuf->buf_addr - (uintptr_t)mbuf);
}
/*
* Simple phy2virt functions assuming mbufs are in a single huge page
* V = P + offset
* P = V - offset
*/
static inline uintptr_t
nicvf_mbuff_phy2virt(phys_addr_t phy, uint64_t mbuf_phys_off)
{
return (uintptr_t)(phy + mbuf_phys_off);
}
static inline uintptr_t
nicvf_mbuff_virt2phy(uintptr_t virt, uint64_t mbuf_phys_off)
{
return (phys_addr_t)(virt - mbuf_phys_off);
}
#endif /* __THUNDERX_NICVF_ETHDEV_H__ */
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