From e6918187568dbd01842d8d1d2c808ce16a894239 Mon Sep 17 00:00:00 2001 From: Daniel Baumann Date: Sun, 21 Apr 2024 13:54:28 +0200 Subject: Adding upstream version 18.2.2. Signed-off-by: Daniel Baumann --- src/spdk/dpdk/drivers/net/iavf/iavf.h | 275 ++++++++++++++++++++++++++++++++++ 1 file changed, 275 insertions(+) create mode 100644 src/spdk/dpdk/drivers/net/iavf/iavf.h (limited to 'src/spdk/dpdk/drivers/net/iavf/iavf.h') diff --git a/src/spdk/dpdk/drivers/net/iavf/iavf.h b/src/spdk/dpdk/drivers/net/iavf/iavf.h new file mode 100644 index 000000000..9be8a2381 --- /dev/null +++ b/src/spdk/dpdk/drivers/net/iavf/iavf.h @@ -0,0 +1,275 @@ +/* SPDX-License-Identifier: BSD-3-Clause + * Copyright(c) 2017 Intel Corporation + */ + +#ifndef _IAVF_ETHDEV_H_ +#define _IAVF_ETHDEV_H_ + +#include +#include +#include +#include + +#include "iavf_log.h" + +#define IAVF_AQ_LEN 32 +#define IAVF_AQ_BUF_SZ 4096 +#define IAVF_RESET_WAIT_CNT 50 +#define IAVF_BUF_SIZE_MIN 1024 +#define IAVF_FRAME_SIZE_MAX 9728 +#define IAVF_QUEUE_BASE_ADDR_UNIT 128 + +#define IAVF_MAX_NUM_QUEUES 16 + +#define IAVF_NUM_MACADDR_MAX 64 + +#define IAVF_DEFAULT_RX_PTHRESH 8 +#define IAVF_DEFAULT_RX_HTHRESH 8 +#define IAVF_DEFAULT_RX_WTHRESH 0 + +#define IAVF_DEFAULT_RX_FREE_THRESH 32 + +#define IAVF_DEFAULT_TX_PTHRESH 32 +#define IAVF_DEFAULT_TX_HTHRESH 0 +#define IAVF_DEFAULT_TX_WTHRESH 0 + +#define IAVF_DEFAULT_TX_FREE_THRESH 32 +#define IAVF_DEFAULT_TX_RS_THRESH 32 + +#define IAVF_BASIC_OFFLOAD_CAPS ( \ + VF_BASE_MODE_OFFLOADS | \ + VIRTCHNL_VF_OFFLOAD_WB_ON_ITR | \ + VIRTCHNL_VF_OFFLOAD_RX_POLLING) + +#define IAVF_RSS_OFFLOAD_ALL ( \ + ETH_RSS_FRAG_IPV4 | \ + ETH_RSS_NONFRAG_IPV4_TCP | \ + ETH_RSS_NONFRAG_IPV4_UDP | \ + ETH_RSS_NONFRAG_IPV4_SCTP | \ + ETH_RSS_NONFRAG_IPV4_OTHER) + +#define IAVF_MISC_VEC_ID RTE_INTR_VEC_ZERO_OFFSET +#define IAVF_RX_VEC_START RTE_INTR_VEC_RXTX_OFFSET + +/* Default queue interrupt throttling time in microseconds */ +#define IAVF_ITR_INDEX_DEFAULT 0 +#define IAVF_QUEUE_ITR_INTERVAL_DEFAULT 32 /* 32 us */ +#define IAVF_QUEUE_ITR_INTERVAL_MAX 8160 /* 8160 us */ + +/* The overhead from MTU to max frame size. + * Considering QinQ packet, the VLAN tag needs to be counted twice. + */ +#define IAVF_VLAN_TAG_SIZE 4 +#define IAVF_ETH_OVERHEAD \ + (RTE_ETHER_HDR_LEN + RTE_ETHER_CRC_LEN + IAVF_VLAN_TAG_SIZE * 2) + +#define IAVF_32_BIT_WIDTH (CHAR_BIT * 4) +#define IAVF_48_BIT_WIDTH (CHAR_BIT * 6) +#define IAVF_48_BIT_MASK RTE_LEN2MASK(IAVF_48_BIT_WIDTH, uint64_t) + +#define IAVF_RX_DESC_EXT_STATUS_FLEXBH_MASK 0x03 +#define IAVF_RX_DESC_EXT_STATUS_FLEXBH_FD_ID 0x01 + +struct iavf_adapter; +struct iavf_rx_queue; +struct iavf_tx_queue; + +/* Structure that defines a VSI, associated with a adapter. */ +struct iavf_vsi { + struct iavf_adapter *adapter; /* Backreference to associated adapter */ + uint16_t vsi_id; + uint16_t nb_qps; /* Number of queue pairs VSI can occupy */ + uint16_t nb_used_qps; /* Number of queue pairs VSI uses */ + uint16_t max_macaddrs; /* Maximum number of MAC addresses */ + uint16_t base_vector; + uint16_t msix_intr; /* The MSIX interrupt binds to VSI */ + struct virtchnl_eth_stats eth_stats_offset; +}; + +struct rte_flow; +TAILQ_HEAD(iavf_flow_list, rte_flow); + +struct iavf_flow_parser_node; +TAILQ_HEAD(iavf_parser_list, iavf_flow_parser_node); + +struct iavf_fdir_conf { + struct virtchnl_fdir_add add_fltr; + struct virtchnl_fdir_del del_fltr; + uint64_t input_set; + uint32_t flow_id; + uint32_t mark_flag; +}; + +struct iavf_fdir_info { + struct iavf_fdir_conf conf; +}; + +/* TODO: is that correct to assume the max number to be 16 ?*/ +#define IAVF_MAX_MSIX_VECTORS 16 + +/* Structure to store private data specific for VF instance. */ +struct iavf_info { + uint16_t num_queue_pairs; + uint16_t max_pkt_len; /* Maximum packet length */ + uint16_t mac_num; /* Number of MAC addresses */ + bool promisc_unicast_enabled; + bool promisc_multicast_enabled; + + struct virtchnl_version_info virtchnl_version; + struct virtchnl_vf_resource *vf_res; /* VF resource */ + struct virtchnl_vsi_resource *vsi_res; /* LAN VSI */ + uint64_t supported_rxdid; + + volatile enum virtchnl_ops pend_cmd; /* pending command not finished */ + uint32_t cmd_retval; /* return value of the cmd response from PF */ + uint8_t *aq_resp; /* buffer to store the adminq response from PF */ + + /* Event from pf */ + bool dev_closed; + bool link_up; + uint32_t link_speed; + + struct iavf_vsi vsi; + bool vf_reset; + uint64_t flags; + + uint8_t *rss_lut; + uint8_t *rss_key; + uint16_t nb_msix; /* number of MSI-X interrupts on Rx */ + uint16_t msix_base; /* msix vector base from */ + /* queue bitmask for each vector */ + uint16_t rxq_map[IAVF_MAX_MSIX_VECTORS]; + struct iavf_flow_list flow_list; + rte_spinlock_t flow_ops_lock; + struct iavf_parser_list rss_parser_list; + struct iavf_parser_list dist_parser_list; + + struct iavf_fdir_info fdir; /* flow director info */ +}; + +#define IAVF_MAX_PKT_TYPE 1024 + +/* Structure to store private data for each VF instance. */ +struct iavf_adapter { + struct iavf_hw hw; + struct rte_eth_dev *eth_dev; + struct iavf_info vf; + + bool rx_bulk_alloc_allowed; + /* For vector PMD */ + bool rx_vec_allowed; + bool tx_vec_allowed; + const uint32_t *ptype_tbl; + bool stopped; + uint16_t fdir_ref_cnt; +}; + +/* IAVF_DEV_PRIVATE_TO */ +#define IAVF_DEV_PRIVATE_TO_ADAPTER(adapter) \ + ((struct iavf_adapter *)adapter) +#define IAVF_DEV_PRIVATE_TO_VF(adapter) \ + (&((struct iavf_adapter *)adapter)->vf) +#define IAVF_DEV_PRIVATE_TO_HW(adapter) \ + (&((struct iavf_adapter *)adapter)->hw) + +/* IAVF_VSI_TO */ +#define IAVF_VSI_TO_HW(vsi) \ + (&(((struct iavf_vsi *)vsi)->adapter->hw)) +#define IAVF_VSI_TO_VF(vsi) \ + (&(((struct iavf_vsi *)vsi)->adapter->vf)) +#define IAVF_VSI_TO_ETH_DEV(vsi) \ + (((struct iavf_vsi *)vsi)->adapter->eth_dev) + +static inline void +iavf_init_adminq_parameter(struct iavf_hw *hw) +{ + hw->aq.num_arq_entries = IAVF_AQ_LEN; + hw->aq.num_asq_entries = IAVF_AQ_LEN; + hw->aq.arq_buf_size = IAVF_AQ_BUF_SZ; + hw->aq.asq_buf_size = IAVF_AQ_BUF_SZ; +} + +static inline uint16_t +iavf_calc_itr_interval(int16_t interval) +{ + if (interval < 0 || interval > IAVF_QUEUE_ITR_INTERVAL_MAX) + interval = IAVF_QUEUE_ITR_INTERVAL_DEFAULT; + + /* Convert to hardware count, as writing each 1 represents 2 us */ + return interval / 2; +} + +/* structure used for sending and checking response of virtchnl ops */ +struct iavf_cmd_info { + enum virtchnl_ops ops; + uint8_t *in_args; /* buffer for sending */ + uint32_t in_args_size; /* buffer size for sending */ + uint8_t *out_buffer; /* buffer for response */ + uint32_t out_size; /* buffer size for response */ +}; + +/* notify current command done. Only call in case execute + * _atomic_set_cmd successfully. + */ +static inline void +_notify_cmd(struct iavf_info *vf, uint32_t msg_ret) +{ + vf->cmd_retval = msg_ret; + rte_wmb(); + vf->pend_cmd = VIRTCHNL_OP_UNKNOWN; +} + +/* clear current command. Only call in case execute + * _atomic_set_cmd successfully. + */ +static inline void +_clear_cmd(struct iavf_info *vf) +{ + rte_wmb(); + vf->pend_cmd = VIRTCHNL_OP_UNKNOWN; + vf->cmd_retval = VIRTCHNL_STATUS_SUCCESS; +} + +/* Check there is pending cmd in execution. If none, set new command. */ +static inline int +_atomic_set_cmd(struct iavf_info *vf, enum virtchnl_ops ops) +{ + int ret = rte_atomic32_cmpset(&vf->pend_cmd, VIRTCHNL_OP_UNKNOWN, ops); + + if (!ret) + PMD_DRV_LOG(ERR, "There is incomplete cmd %d", vf->pend_cmd); + + return !ret; +} + +int iavf_check_api_version(struct iavf_adapter *adapter); +int iavf_get_vf_resource(struct iavf_adapter *adapter); +void iavf_handle_virtchnl_msg(struct rte_eth_dev *dev); +int iavf_enable_vlan_strip(struct iavf_adapter *adapter); +int iavf_disable_vlan_strip(struct iavf_adapter *adapter); +int iavf_switch_queue(struct iavf_adapter *adapter, uint16_t qid, + bool rx, bool on); +int iavf_enable_queues(struct iavf_adapter *adapter); +int iavf_disable_queues(struct iavf_adapter *adapter); +int iavf_configure_rss_lut(struct iavf_adapter *adapter); +int iavf_configure_rss_key(struct iavf_adapter *adapter); +int iavf_configure_queues(struct iavf_adapter *adapter); +int iavf_get_supported_rxdid(struct iavf_adapter *adapter); +int iavf_config_irq_map(struct iavf_adapter *adapter); +void iavf_add_del_all_mac_addr(struct iavf_adapter *adapter, bool add); +int iavf_dev_link_update(struct rte_eth_dev *dev, + __rte_unused int wait_to_complete); +int iavf_query_stats(struct iavf_adapter *adapter, + struct virtchnl_eth_stats **pstats); +int iavf_config_promisc(struct iavf_adapter *adapter, bool enable_unicast, + bool enable_multicast); +int iavf_add_del_eth_addr(struct iavf_adapter *adapter, + struct rte_ether_addr *addr, bool add); +int iavf_add_del_vlan(struct iavf_adapter *adapter, uint16_t vlanid, bool add); +int iavf_fdir_add(struct iavf_adapter *adapter, struct iavf_fdir_conf *filter); +int iavf_fdir_del(struct iavf_adapter *adapter, struct iavf_fdir_conf *filter); +int iavf_fdir_check(struct iavf_adapter *adapter, + struct iavf_fdir_conf *filter); +int iavf_add_del_rss_cfg(struct iavf_adapter *adapter, + struct virtchnl_rss_cfg *rss_cfg, bool add); +#endif /* _IAVF_ETHDEV_H_ */ -- cgit v1.2.3