diff options
Diffstat (limited to 'src/seastar/dpdk/drivers/net/mvpp2/mrvl_ethdev.h')
| -rw-r--r-- | src/seastar/dpdk/drivers/net/mvpp2/mrvl_ethdev.h | 230 |
1 files changed, 230 insertions, 0 deletions
diff --git a/src/seastar/dpdk/drivers/net/mvpp2/mrvl_ethdev.h b/src/seastar/dpdk/drivers/net/mvpp2/mrvl_ethdev.h new file mode 100644 index 000000000..0120b9e8a --- /dev/null +++ b/src/seastar/dpdk/drivers/net/mvpp2/mrvl_ethdev.h @@ -0,0 +1,230 @@ +/* SPDX-License-Identifier: BSD-3-Clause + * Copyright(c) 2017 Marvell International Ltd. + * Copyright(c) 2017 Semihalf. + * All rights reserved. + */ + +#ifndef _MRVL_ETHDEV_H_ +#define _MRVL_ETHDEV_H_ + +#include <rte_spinlock.h> +#include <rte_flow_driver.h> +#include <rte_mtr_driver.h> +#include <rte_tm_driver.h> + +/* + * container_of is defined by both DPDK and MUSDK, + * we'll declare only one version. + * + * Note that it is not used in this PMD anyway. + */ +#ifdef container_of +#undef container_of +#endif + +#include <env/mv_autogen_comp_flags.h> +#include <drivers/mv_pp2.h> +#include <drivers/mv_pp2_bpool.h> +#include <drivers/mv_pp2_cls.h> +#include <drivers/mv_pp2_hif.h> +#include <drivers/mv_pp2_ppio.h> +#include "env/mv_common.h" /* for BIT() */ + +/** Maximum number of rx queues per port */ +#define MRVL_PP2_RXQ_MAX 32 + +/** Maximum number of tx queues per port */ +#define MRVL_PP2_TXQ_MAX 8 + +/** Minimum number of descriptors in tx queue */ +#define MRVL_PP2_TXD_MIN 16 + +/** Maximum number of descriptors in tx queue */ +#define MRVL_PP2_TXD_MAX 2048 + +/** Tx queue descriptors alignment */ +#define MRVL_PP2_TXD_ALIGN 16 + +/** Minimum number of descriptors in rx queue */ +#define MRVL_PP2_RXD_MIN 16 + +/** Maximum number of descriptors in rx queue */ +#define MRVL_PP2_RXD_MAX 2048 + +/** Rx queue descriptors alignment */ +#define MRVL_PP2_RXD_ALIGN 16 + +/** Maximum number of descriptors in tx aggregated queue */ +#define MRVL_PP2_AGGR_TXQD_MAX 2048 + +/** Maximum number of Traffic Classes. */ +#define MRVL_PP2_TC_MAX 8 + +/** Packet offset inside RX buffer. */ +#define MRVL_PKT_OFFS 64 + +/** Maximum number of descriptors in shadow queue. Must be power of 2 */ +#define MRVL_PP2_TX_SHADOWQ_SIZE MRVL_PP2_TXD_MAX + +/** Shadow queue size mask (since shadow queue size is power of 2) */ +#define MRVL_PP2_TX_SHADOWQ_MASK (MRVL_PP2_TX_SHADOWQ_SIZE - 1) + +/** Minimum number of sent buffers to release from shadow queue to BM */ +#define MRVL_PP2_BUF_RELEASE_BURST_SIZE 64 + +#define MRVL_PP2_VLAN_TAG_LEN 4 +#define MRVL_PP2_ETH_HDRS_LEN (ETHER_HDR_LEN + ETHER_CRC_LEN + \ + (2 * MRVL_PP2_VLAN_TAG_LEN)) +#define MRVL_PP2_HDRS_LEN (MV_MH_SIZE + MRVL_PP2_ETH_HDRS_LEN) +#define MRVL_PP2_MTU_TO_MRU(mtu) ((mtu) + MRVL_PP2_HDRS_LEN) +#define MRVL_PP2_MRU_TO_MTU(mru) ((mru) - MRVL_PP2_HDRS_LEN) + +/** Maximum length of a match string */ +#define MRVL_MATCH_LEN 16 + +/** Parsed fields in processed rte_flow_item. */ +enum mrvl_parsed_fields { + /* eth flags */ + F_DMAC = BIT(0), + F_SMAC = BIT(1), + F_TYPE = BIT(2), + /* vlan flags */ + F_VLAN_PRI = BIT(3), + F_VLAN_ID = BIT(4), + F_VLAN_TCI = BIT(5), /* not supported by MUSDK yet */ + /* ip4 flags */ + F_IP4_TOS = BIT(6), + F_IP4_SIP = BIT(7), + F_IP4_DIP = BIT(8), + F_IP4_PROTO = BIT(9), + /* ip6 flags */ + F_IP6_TC = BIT(10), /* not supported by MUSDK yet */ + F_IP6_SIP = BIT(11), + F_IP6_DIP = BIT(12), + F_IP6_FLOW = BIT(13), + F_IP6_NEXT_HDR = BIT(14), + /* tcp flags */ + F_TCP_SPORT = BIT(15), + F_TCP_DPORT = BIT(16), + /* udp flags */ + F_UDP_SPORT = BIT(17), + F_UDP_DPORT = BIT(18), +}; + +/** PMD-specific definition of a flow rule handle. */ +struct mrvl_mtr; +struct rte_flow { + LIST_ENTRY(rte_flow) next; + struct mrvl_mtr *mtr; + + enum mrvl_parsed_fields pattern; + + struct pp2_cls_tbl_rule rule; + struct pp2_cls_cos_desc cos; + struct pp2_cls_tbl_action action; +}; + +struct mrvl_mtr_profile { + LIST_ENTRY(mrvl_mtr_profile) next; + uint32_t profile_id; + int refcnt; + struct rte_mtr_meter_profile profile; +}; + +struct mrvl_mtr { + LIST_ENTRY(mrvl_mtr) next; + uint32_t mtr_id; + int refcnt; + int shared; + int enabled; + int plcr_bit; + struct mrvl_mtr_profile *profile; + struct pp2_cls_plcr *plcr; +}; + +struct mrvl_tm_shaper_profile { + LIST_ENTRY(mrvl_tm_shaper_profile) next; + uint32_t id; + int refcnt; + struct rte_tm_shaper_params params; +}; + +enum { + MRVL_NODE_PORT, + MRVL_NODE_QUEUE, +}; + +struct mrvl_tm_node { + LIST_ENTRY(mrvl_tm_node) next; + uint32_t id; + uint32_t type; + int refcnt; + struct mrvl_tm_node *parent; + struct mrvl_tm_shaper_profile *profile; + uint8_t weight; + uint64_t stats_mask; +}; + +struct mrvl_priv { + /* Hot fields, used in fast path. */ + struct pp2_bpool *bpool; /**< BPool pointer */ + struct pp2_ppio *ppio; /**< Port handler pointer */ + rte_spinlock_t lock; /**< Spinlock for checking bpool status */ + uint16_t bpool_max_size; /**< BPool maximum size */ + uint16_t bpool_min_size; /**< BPool minimum size */ + uint16_t bpool_init_size; /**< Configured BPool size */ + + /** Mapping for DPDK rx queue->(TC, MRVL relative inq) */ + struct { + uint8_t tc; /**< Traffic Class */ + uint8_t inq; /**< Relative in-queue number */ + } rxq_map[MRVL_PP2_RXQ_MAX] __rte_cache_aligned; + + /* Configuration data, used sporadically. */ + uint8_t pp_id; + uint8_t ppio_id; + uint8_t bpool_bit; + uint8_t rss_hf_tcp; + uint8_t uc_mc_flushed; + uint8_t vlan_flushed; + uint8_t isolated; + uint8_t multiseg; + + struct pp2_ppio_params ppio_params; + struct pp2_cls_qos_tbl_params qos_tbl_params; + struct pp2_cls_tbl *qos_tbl; + uint16_t nb_rx_queues; + + struct pp2_cls_tbl_params cls_tbl_params; + struct pp2_cls_tbl *cls_tbl; + uint32_t cls_tbl_pattern; + LIST_HEAD(mrvl_flows, rte_flow) flows; + + struct pp2_cls_plcr *default_policer; + + LIST_HEAD(profiles, mrvl_mtr_profile) profiles; + LIST_HEAD(mtrs, mrvl_mtr) mtrs; + uint32_t used_plcrs; + + LIST_HEAD(shaper_profiles, mrvl_tm_shaper_profile) shaper_profiles; + LIST_HEAD(nodes, mrvl_tm_node) nodes; + uint64_t rate_max; +}; + +/** Flow operations forward declaration. */ +extern const struct rte_flow_ops mrvl_flow_ops; + +/** Meter operations forward declaration. */ +extern const struct rte_mtr_ops mrvl_mtr_ops; + +/** Traffic manager operations forward declaration. */ +extern const struct rte_tm_ops mrvl_tm_ops; + +/** Current log type. */ +extern int mrvl_logtype; + +#define MRVL_LOG(level, fmt, args...) \ + rte_log(RTE_LOG_ ## level, mrvl_logtype, "%s(): " fmt "\n", \ + __func__, ##args) + +#endif /* _MRVL_ETHDEV_H_ */ |