diff options
Diffstat (limited to 'drivers/net/thunderx/nicvf_ethdev.h')
-rw-r--r-- | drivers/net/thunderx/nicvf_ethdev.h | 106 |
1 files changed, 106 insertions, 0 deletions
diff --git a/drivers/net/thunderx/nicvf_ethdev.h b/drivers/net/thunderx/nicvf_ethdev.h new file mode 100644 index 00000000..59fa19cf --- /dev/null +++ b/drivers/net/thunderx/nicvf_ethdev.h @@ -0,0 +1,106 @@ +/* + * 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 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__ */ |