X-Git-Url: https://gerrit.fd.io/r/gitweb?a=blobdiff_plain;f=drivers%2Fnet%2Fenic%2Fenic.h;h=c083985ee7ef34cd4ca01b0999e23fafce78e719;hb=ca33590b6af032bff57d9cc70455660466a654b2;hp=8c914f5bf8c20c6d5aca06322b328001fc06f8ee;hpb=97f17497d162afdb82c8704bf097f0fee3724b2e;p=deb_dpdk.git diff --git a/drivers/net/enic/enic.h b/drivers/net/enic/enic.h index 8c914f5b..c083985e 100644 --- a/drivers/net/enic/enic.h +++ b/drivers/net/enic/enic.h @@ -1,35 +1,6 @@ -/* - * Copyright 2008-2014 Cisco Systems, Inc. All rights reserved. +/* SPDX-License-Identifier: BSD-3-Clause + * Copyright 2008-2017 Cisco Systems, Inc. All rights reserved. * Copyright 2007 Nuova Systems, Inc. All rights reserved. - * - * Copyright (c) 2014, Cisco Systems, Inc. - * All rights reserved. - * - * Redistribution and use in source and binary forms, with or without - * modification, are permitted provided that the following conditions - * are met: - * - * 1. Redistributions of source code must retain the above copyright - * notice, this list of conditions and the following disclaimer. - * - * 2. 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. - * - * 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 HOLDER 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 _ENIC_H_ @@ -46,23 +17,20 @@ #include "vnic_rss.h" #include "enic_res.h" #include "cq_enet_desc.h" +#include +#include #define DRV_NAME "enic_pmd" #define DRV_DESCRIPTION "Cisco VIC Ethernet NIC Poll-mode Driver" -#define DRV_VERSION "1.0.0.6" #define DRV_COPYRIGHT "Copyright 2008-2015 Cisco Systems, Inc" -#define ENIC_WQ_MAX 8 -#define ENIC_RQ_MAX 8 -#define ENIC_CQ_MAX (ENIC_WQ_MAX + ENIC_RQ_MAX) -#define ENIC_INTR_MAX (ENIC_CQ_MAX + 2) +#define ENIC_MAX_MAC_ADDR 64 #define VLAN_ETH_HLEN 18 #define ENICPMD_SETTING(enic, f) ((enic->config.flags & VENETF_##f) ? 1 : 0) #define ENICPMD_BDF_LENGTH 13 /* 0000:00:00.0'\0' */ -#define PKT_TX_TCP_UDP_CKSUM 0x6000 #define ENIC_CALC_IP_CKSUM 1 #define ENIC_CALC_TCP_UDP_CKSUM 2 #define ENIC_MAX_MTU 9000 @@ -76,6 +44,8 @@ #define PCI_DEVICE_ID_CISCO_VIC_ENET 0x0043 /* ethernet vnic */ #define PCI_DEVICE_ID_CISCO_VIC_ENET_VF 0x0071 /* enet SRIOV VF */ +/* Special Filter id for non-specific packet flagging. Don't change value */ +#define ENIC_MAGIC_FILTER_ID 0xffff #define ENICPMD_FDIR_MAX 64 @@ -89,6 +59,28 @@ struct enic_fdir { struct rte_eth_fdir_stats stats; struct rte_hash *hash; struct enic_fdir_node *nodes[ENICPMD_FDIR_MAX]; + u32 modes; + u32 types_mask; + void (*copy_fltr_fn)(struct filter_v2 *filt, + struct rte_eth_fdir_input *input, + struct rte_eth_fdir_masks *masks); +}; + +struct enic_soft_stats { + rte_atomic64_t rx_nombuf; + rte_atomic64_t rx_packet_errors; + rte_atomic64_t tx_oversized; +}; + +struct enic_memzone_entry { + const struct rte_memzone *rz; + LIST_ENTRY(enic_memzone_entry) entries; +}; + +struct rte_flow { + LIST_ENTRY(rte_flow) next; + u16 enic_filter_id; + struct filter_v2 enic_filter; }; /* Per-instance private data structure */ @@ -114,30 +106,84 @@ struct enic { u8 ig_vlan_strip_en; int link_status; u8 hw_ip_checksum; + u16 max_mtu; + u8 adv_filters; + u32 flow_filter_mode; + u8 filter_tags; unsigned int flags; unsigned int priv_flags; - /* work queue */ - struct vnic_wq wq[ENIC_WQ_MAX]; - unsigned int wq_count; + /* work queue (len = conf_wq_count) */ + struct vnic_wq *wq; + unsigned int wq_count; /* equals eth_dev nb_tx_queues */ - /* receive queue */ - struct vnic_rq rq[ENIC_RQ_MAX]; - unsigned int rq_count; + /* receive queue (len = conf_rq_count) */ + struct vnic_rq *rq; + unsigned int rq_count; /* equals eth_dev nb_rx_queues */ - /* completion queue */ - struct vnic_cq cq[ENIC_CQ_MAX]; - unsigned int cq_count; + /* completion queue (len = conf_cq_count) */ + struct vnic_cq *cq; + unsigned int cq_count; /* equals rq_count + wq_count */ /* interrupt resource */ struct vnic_intr intr; unsigned int intr_count; + + /* software counters */ + struct enic_soft_stats soft_stats; + + /* configured resources on vic */ + unsigned int conf_rq_count; + unsigned int conf_wq_count; + unsigned int conf_cq_count; + unsigned int conf_intr_count; + + /* linked list storing memory allocations */ + LIST_HEAD(enic_memzone_list, enic_memzone_entry) memzone_list; + rte_spinlock_t memzone_list_lock; + rte_spinlock_t mtu_lock; + + LIST_HEAD(enic_flows, rte_flow) flows; + rte_spinlock_t flows_lock; }; +/* Get the CQ index from a Start of Packet(SOP) RQ index */ +static inline unsigned int enic_sop_rq_idx_to_cq_idx(unsigned int sop_idx) +{ + return sop_idx / 2; +} + +/* Get the RTE RQ index from a Start of Packet(SOP) RQ index */ +static inline unsigned int enic_sop_rq_idx_to_rte_idx(unsigned int sop_idx) +{ + return sop_idx / 2; +} + +/* Get the Start of Packet(SOP) RQ index from a RTE RQ index */ +static inline unsigned int enic_rte_rq_idx_to_sop_idx(unsigned int rte_idx) +{ + return rte_idx * 2; +} + +/* Get the Data RQ index from a RTE RQ index */ +static inline unsigned int enic_rte_rq_idx_to_data_idx(unsigned int rte_idx) +{ + return rte_idx * 2 + 1; +} + +static inline unsigned int enic_vnic_rq_count(struct enic *enic) +{ + return enic->rq_count * 2; +} + static inline unsigned int enic_cq_rq(__rte_unused struct enic *enic, unsigned int rq) { - return rq; + /* Scatter rx uses two receive queues together with one + * completion queue, so the completion queue number is no + * longer the same as the rq number. + */ + return rq / 2; } static inline unsigned int enic_cq_wq(struct enic *enic, unsigned int wq) @@ -145,25 +191,34 @@ static inline unsigned int enic_cq_wq(struct enic *enic, unsigned int wq) return enic->rq_count + wq; } -static inline unsigned int enic_msix_err_intr(__rte_unused struct enic *enic) +static inline struct enic *pmd_priv(struct rte_eth_dev *eth_dev) +{ + return (struct enic *)eth_dev->data->dev_private; +} + +static inline uint32_t +enic_ring_add(uint32_t n_descriptors, uint32_t i0, uint32_t i1) { - return 0; + uint32_t d = i0 + i1; + d -= (d >= n_descriptors) ? n_descriptors : 0; + return d; } -static inline struct enic *pmd_priv(struct rte_eth_dev *eth_dev) +static inline uint32_t +enic_ring_sub(uint32_t n_descriptors, uint32_t i0, uint32_t i1) { - return (struct enic *)eth_dev->data->dev_private; + int32_t d = i1 - i0; + return (uint32_t)((d < 0) ? ((int32_t)n_descriptors + d) : d); } -#define RTE_LIBRTE_ENIC_ASSERT_ENABLE -#ifdef RTE_LIBRTE_ENIC_ASSERT_ENABLE -#define ASSERT(x) do { \ - if (!(x)) \ - rte_panic("ENIC: x"); \ -} while (0) -#else -#define ASSERT(x) -#endif +static inline uint32_t +enic_ring_incr(uint32_t n_descriptors, uint32_t idx) +{ + idx++; + if (unlikely(idx == n_descriptors)) + idx = 0; + return idx; +} extern void enic_fdir_stats_get(struct enic *enic, struct rte_eth_fdir_stats *stats); @@ -183,20 +238,19 @@ extern int enic_stop_rq(struct enic *enic, uint16_t queue_idx); extern void enic_free_rq(void *rxq); extern int enic_alloc_rq(struct enic *enic, uint16_t queue_idx, unsigned int socket_id, struct rte_mempool *mp, - uint16_t nb_desc); + uint16_t nb_desc, uint16_t free_thresh); extern int enic_set_rss_nic_cfg(struct enic *enic); extern int enic_set_vnic_res(struct enic *enic); -extern void enic_set_hdr_split_size(struct enic *enic, u16 split_hdr_size); extern int enic_enable(struct enic *enic); extern int enic_disable(struct enic *enic); extern void enic_remove(struct enic *enic); extern int enic_get_link_status(struct enic *enic); -extern void enic_dev_stats_get(struct enic *enic, +extern int enic_dev_stats_get(struct enic *enic, struct rte_eth_stats *r_stats); extern void enic_dev_stats_clear(struct enic *enic); extern void enic_add_packet_filter(struct enic *enic); -extern void enic_set_mac_address(struct enic *enic, uint8_t *mac_addr); -extern void enic_del_mac_address(struct enic *enic); +int enic_set_mac_address(struct enic *enic, uint8_t *mac_addr); +void enic_del_mac_address(struct enic *enic, int mac_index); extern unsigned int enic_cleanup_wq(struct enic *enic, struct vnic_wq *wq); extern void enic_send_pkt(struct enic *enic, struct vnic_wq *wq, struct rte_mbuf *tx_pkt, unsigned short len, @@ -209,5 +263,20 @@ extern int enic_clsf_init(struct enic *enic); extern void enic_clsf_destroy(struct enic *enic); uint16_t enic_recv_pkts(void *rx_queue, struct rte_mbuf **rx_pkts, uint16_t nb_pkts); - +uint16_t enic_dummy_recv_pkts(void *rx_queue, + struct rte_mbuf **rx_pkts, + uint16_t nb_pkts); +uint16_t enic_xmit_pkts(void *tx_queue, struct rte_mbuf **tx_pkts, + uint16_t nb_pkts); +uint16_t enic_prep_pkts(void *tx_queue, struct rte_mbuf **tx_pkts, + uint16_t nb_pkts); +int enic_set_mtu(struct enic *enic, uint16_t new_mtu); +int enic_link_update(struct enic *enic); +void enic_fdir_info(struct enic *enic); +void enic_fdir_info_get(struct enic *enic, struct rte_eth_fdir_info *stats); +void copy_fltr_v1(struct filter_v2 *fltr, struct rte_eth_fdir_input *input, + struct rte_eth_fdir_masks *masks); +void copy_fltr_v2(struct filter_v2 *fltr, struct rte_eth_fdir_input *input, + struct rte_eth_fdir_masks *masks); +extern const struct rte_flow_ops enic_flow_ops; #endif /* _ENIC_H_ */