X-Git-Url: http://git.droids-corp.org/?a=blobdiff_plain;f=drivers%2Fnet%2Fhns3%2Fhns3_rxtx.h;h=66893976056123de5d6c2be4e9fd43bc88786cd3;hb=ed9726ce83eb7562b3dcfaf0ee10647ed816ae4a;hp=5ffe30e661c072fcb25574fb0191f44d42431507;hpb=da17b003f3648c400b20eef2db53adae6e3ee0d6;p=dpdk.git diff --git a/drivers/net/hns3/hns3_rxtx.h b/drivers/net/hns3/hns3_rxtx.h index 5ffe30e661..6689397605 100644 --- a/drivers/net/hns3/hns3_rxtx.h +++ b/drivers/net/hns3/hns3_rxtx.h @@ -5,6 +5,9 @@ #ifndef _HNS3_RXTX_H_ #define _HNS3_RXTX_H_ +#include +#include + #define HNS3_MIN_RING_DESC 64 #define HNS3_MAX_RING_DESC 32768 #define HNS3_DEFAULT_RING_DESC 1024 @@ -85,6 +88,8 @@ #define HNS3_RXD_OL3ID_M (0xf << HNS3_RXD_OL3ID_S) #define HNS3_RXD_OL4ID_S 8 #define HNS3_RXD_OL4ID_M (0xf << HNS3_RXD_OL4ID_S) +#define HNS3_RXD_PTYPE_S 4 +#define HNS3_RXD_PTYPE_M (0xff << HNS3_RXD_PTYPE_S) #define HNS3_RXD_FBHI_S 12 #define HNS3_RXD_FBHI_M (0x3 << HNS3_RXD_FBHI_S) #define HNS3_RXD_FBLI_S 14 @@ -144,6 +149,7 @@ #define HNS3_TXD_MSS_S 0 #define HNS3_TXD_MSS_M (0x3fff << HNS3_TXD_MSS_S) +#define HNS3_TXD_OL4CS_B 22 #define HNS3_L2_LEN_UNIT 1UL #define HNS3_L3_LEN_UNIT 2UL #define HNS3_L4_LEN_UNIT 2UL @@ -229,7 +235,7 @@ struct hns3_desc { }; }; - uint32_t paylen; + uint32_t paylen_fd_dop_ol4cs; uint16_t tp_fe_sc_vld_ra_ri; uint16_t mss; } tx; @@ -263,6 +269,24 @@ struct hns3_entry { struct rte_mbuf *mbuf; }; +struct hns3_rx_basic_stats { + uint64_t packets; + uint64_t bytes; + uint64_t errors; +}; + +struct hns3_rx_dfx_stats { + uint64_t l3_csum_errors; + uint64_t l4_csum_errors; + uint64_t ol3_csum_errors; + uint64_t ol4_csum_errors; +}; + +struct hns3_rx_bd_errors_stats { + uint64_t l2_errors; + uint64_t pkt_len_errors; +}; + struct hns3_rx_queue { void *io_base; volatile void *io_head_reg; @@ -307,13 +331,14 @@ struct hns3_rx_queue { * point, the pvid_sw_discard_en will be false. */ bool pvid_sw_discard_en; + bool ptype_en; /* indicate if the ptype field enabled */ + bool enabled; /* indicate if Rx queue has been enabled */ - uint64_t l2_errors; - uint64_t pkt_len_errors; - uint64_t l3_csum_errors; - uint64_t l4_csum_errors; - uint64_t ol3_csum_errors; - uint64_t ol4_csum_errors; + struct hns3_rx_basic_stats basic_stats; + /* DFX statistics that driver does not need to discard packets */ + struct hns3_rx_dfx_stats dfx_stats; + /* Error statistics that driver needs to discard packets */ + struct hns3_rx_bd_errors_stats err_stats; struct rte_mbuf *bulk_mbuf[HNS3_BULK_ALLOC_MBUF_NUM]; uint16_t bulk_mbuf_num; @@ -324,6 +349,62 @@ struct hns3_rx_queue { struct rte_mbuf fake_mbuf; /* fake mbuf used with vector rx */ }; +struct hns3_tx_basic_stats { + uint64_t packets; + uint64_t bytes; +}; + +/* + * The following items are used for the abnormal errors statistics in + * the Tx datapath. When upper level application calls the + * rte_eth_tx_burst API function to send multiple packets at a time with + * burst mode based on hns3 network engine, there are some abnormal + * conditions that cause the driver to fail to operate the hardware to + * send packets correctly. + * Note: When using burst mode to call the rte_eth_tx_burst API function + * to send multiple packets at a time. When the first abnormal error is + * detected, add one to the relevant error statistics item, and then + * exit the loop of sending multiple packets of the function. That is to + * say, even if there are multiple packets in which abnormal errors may + * be detected in the burst, the relevant error statistics in the driver + * will only be increased by one. + * The detail description of the Tx abnormal errors statistic items as + * below: + * - over_length_pkt_cnt + * Total number of greater than HNS3_MAX_FRAME_LEN the driver + * supported. + * + * - exceed_limit_bd_pkt_cnt + * Total number of exceeding the hardware limited bd which process + * a packet needed bd numbers. + * + * - exceed_limit_bd_reassem_fail + * Total number of exceeding the hardware limited bd fail which + * process a packet needed bd numbers and reassemble fail. + * + * - unsupported_tunnel_pkt_cnt + * Total number of unsupported tunnel packet. The unsupported tunnel + * type: vxlan_gpe, gtp, ipip and MPLSINUDP, MPLSINUDP is a packet + * with MPLS-in-UDP RFC 7510 header. + * + * - queue_full_cnt + * Total count which the available bd numbers in current bd queue is + * less than the bd numbers with the pkt process needed. + * + * - pkt_padding_fail_cnt + * Total count which the packet length is less than minimum packet + * length(struct hns3_tx_queue::min_tx_pkt_len) supported by + * hardware in Tx direction and fail to be appended with 0. + */ +struct hns3_tx_dfx_stats { + uint64_t over_length_pkt_cnt; + uint64_t exceed_limit_bd_pkt_cnt; + uint64_t exceed_limit_bd_reassem_fail; + uint64_t unsupported_tunnel_pkt_cnt; + uint64_t queue_full_cnt; + uint64_t pkt_padding_fail_cnt; +}; + struct hns3_tx_queue { void *io_base; volatile void *io_tail_reg; @@ -366,6 +447,39 @@ struct hns3_tx_queue { uint16_t tx_rs_thresh; struct rte_mbuf **free; + /* + * tso mode. + * value range: + * HNS3_TSO_SW_CAL_PSEUDO_H_CSUM/HNS3_TSO_HW_CAL_PSEUDO_H_CSUM + * + * - HNS3_TSO_SW_CAL_PSEUDO_H_CSUM + * In this mode, because of the hardware constraint, network driver + * software need erase the L4 len value of the TCP pseudo header + * and recalculate the TCP pseudo header checksum of packets that + * need TSO. + * + * - HNS3_TSO_HW_CAL_PSEUDO_H_CSUM + * In this mode, hardware support recalculate the TCP pseudo header + * checksum of packets that need TSO, so network driver software + * not need to recalculate it. + */ + uint8_t tso_mode; + /* + * udp checksum mode. + * value range: + * HNS3_SPECIAL_PORT_HW_CKSUM_MODE/HNS3_SPECIAL_PORT_SW_CKSUM_MODE + * + * - HNS3_SPECIAL_PORT_SW_CKSUM_MODE + * In this mode, HW can not do checksum for special UDP port like + * 4789, 4790, 6081 for non-tunnel UDP packets and UDP tunnel + * packets without the PKT_TX_TUNEL_MASK in the mbuf. So, PMD need + * do the checksum for these packets to avoid a checksum error. + * + * - HNS3_SPECIAL_PORT_HW_CKSUM_MODE + * In this mode, HW does not have the preceding problems and can + * directly calculate the checksum of these UDP packets. + */ + uint8_t udp_cksum_mode; /* * The minimum length of the packet supported by hardware in the Tx * direction. @@ -388,55 +502,10 @@ struct hns3_tx_queue { * this point. */ bool pvid_sw_shift_en; + bool enabled; /* indicate if Tx queue has been enabled */ - /* - * The following items are used for the abnormal errors statistics in - * the Tx datapath. When upper level application calls the - * rte_eth_tx_burst API function to send multiple packets at a time with - * burst mode based on hns3 network engine, there are some abnormal - * conditions that cause the driver to fail to operate the hardware to - * send packets correctly. - * Note: When using burst mode to call the rte_eth_tx_burst API function - * to send multiple packets at a time. When the first abnormal error is - * detected, add one to the relevant error statistics item, and then - * exit the loop of sending multiple packets of the function. That is to - * say, even if there are multiple packets in which abnormal errors may - * be detected in the burst, the relevant error statistics in the driver - * will only be increased by one. - * The detail description of the Tx abnormal errors statistic items as - * below: - * - over_length_pkt_cnt - * Total number of greater than HNS3_MAX_FRAME_LEN the driver - * supported. - * - * - exceed_limit_bd_pkt_cnt - * Total number of exceeding the hardware limited bd which process - * a packet needed bd numbers. - * - * - exceed_limit_bd_reassem_fail - * Total number of exceeding the hardware limited bd fail which - * process a packet needed bd numbers and reassemble fail. - * - * - unsupported_tunnel_pkt_cnt - * Total number of unsupported tunnel packet. The unsupported tunnel - * type: vxlan_gpe, gtp, ipip and MPLSINUDP, MPLSINUDP is a packet - * with MPLS-in-UDP RFC 7510 header. - * - * - queue_full_cnt - * Total count which the available bd numbers in current bd queue is - * less than the bd numbers with the pkt process needed. - * - * - pkt_padding_fail_cnt - * Total count which the packet length is less than minimum packet - * length(struct hns3_tx_queue::min_tx_pkt_len) supported by - * hardware in Tx direction and fail to be appended with 0. - */ - uint64_t over_length_pkt_cnt; - uint64_t exceed_limit_bd_pkt_cnt; - uint64_t exceed_limit_bd_reassem_fail; - uint64_t unsupported_tunnel_pkt_cnt; - uint64_t queue_full_cnt; - uint64_t pkt_padding_fail_cnt; + struct hns3_tx_basic_stats basic_stats; + struct hns3_tx_dfx_stats dfx_stats; }; #define HNS3_GET_TX_QUEUE_PEND_BD_NUM(txq) \ @@ -451,14 +520,11 @@ struct hns3_queue_info { }; #define HNS3_TX_CKSUM_OFFLOAD_MASK ( \ - PKT_TX_OUTER_IPV6 | \ - PKT_TX_OUTER_IPV4 | \ + PKT_TX_OUTER_UDP_CKSUM | \ PKT_TX_OUTER_IP_CKSUM | \ - PKT_TX_IPV6 | \ - PKT_TX_IPV4 | \ PKT_TX_IP_CKSUM | \ - PKT_TX_L4_MASK | \ - PKT_TX_TUNNEL_MASK) + PKT_TX_TCP_SEG | \ + PKT_TX_L4_MASK) enum hns3_cksum_status { HNS3_CKSUM_NONE = 0, @@ -493,9 +559,9 @@ hns3_handle_bdinfo(struct hns3_rx_queue *rxq, struct rte_mbuf *rxm, if (unlikely((l234_info & L2E_TRUNC_ERR_FLAG) || rxm->pkt_len == 0)) { if (l234_info & BIT(HNS3_RXD_L2E_B)) - rxq->l2_errors++; + rxq->err_stats.l2_errors++; else - rxq->pkt_len_errors++; + rxq->err_stats.pkt_len_errors++; return -EINVAL; } @@ -507,24 +573,24 @@ hns3_handle_bdinfo(struct hns3_rx_queue *rxq, struct rte_mbuf *rxm, if (unlikely(l234_info & BIT(HNS3_RXD_L3E_B))) { rxm->ol_flags |= PKT_RX_IP_CKSUM_BAD; - rxq->l3_csum_errors++; + rxq->dfx_stats.l3_csum_errors++; tmp |= HNS3_L3_CKSUM_ERR; } if (unlikely(l234_info & BIT(HNS3_RXD_L4E_B))) { rxm->ol_flags |= PKT_RX_L4_CKSUM_BAD; - rxq->l4_csum_errors++; + rxq->dfx_stats.l4_csum_errors++; tmp |= HNS3_L4_CKSUM_ERR; } if (unlikely(l234_info & BIT(HNS3_RXD_OL3E_B))) { - rxq->ol3_csum_errors++; + rxq->dfx_stats.ol3_csum_errors++; tmp |= HNS3_OUTER_L3_CKSUM_ERR; } if (unlikely(l234_info & BIT(HNS3_RXD_OL4E_B))) { rxm->ol_flags |= PKT_RX_OUTER_L4_CKSUM_BAD; - rxq->ol4_csum_errors++; + rxq->dfx_stats.ol4_csum_errors++; tmp |= HNS3_OUTER_L4_CKSUM_ERR; } } @@ -561,14 +627,21 @@ static inline uint32_t hns3_rx_calc_ptype(struct hns3_rx_queue *rxq, const uint32_t l234_info, const uint32_t ol_info) { - const struct hns3_ptype_table *const ptype_tbl = rxq->ptype_tbl; + const struct hns3_ptype_table * const ptype_tbl = rxq->ptype_tbl; uint32_t l2id, l3id, l4id; - uint32_t ol3id, ol4id; + uint32_t ol3id, ol4id, ol2id; + uint32_t ptype; + + if (rxq->ptype_en) { + ptype = hns3_get_field(ol_info, HNS3_RXD_PTYPE_M, + HNS3_RXD_PTYPE_S); + return ptype_tbl->ptype[ptype]; + } ol4id = hns3_get_field(ol_info, HNS3_RXD_OL4ID_M, HNS3_RXD_OL4ID_S); ol3id = hns3_get_field(ol_info, HNS3_RXD_OL3ID_M, HNS3_RXD_OL3ID_S); - l2id = hns3_get_field(l234_info, HNS3_RXD_STRP_TAGP_M, - HNS3_RXD_STRP_TAGP_S); + ol2id = hns3_get_field(ol_info, HNS3_RXD_OVLAN_M, HNS3_RXD_OVLAN_S); + l2id = hns3_get_field(l234_info, HNS3_RXD_VLAN_M, HNS3_RXD_VLAN_S); l3id = hns3_get_field(l234_info, HNS3_RXD_L3ID_M, HNS3_RXD_L3ID_S); l4id = hns3_get_field(l234_info, HNS3_RXD_L4ID_M, HNS3_RXD_L4ID_S); @@ -576,22 +649,24 @@ hns3_rx_calc_ptype(struct hns3_rx_queue *rxq, const uint32_t l234_info, return ptype_tbl->inner_l2table[l2id] | ptype_tbl->inner_l3table[l3id] | ptype_tbl->inner_l4table[l4id] | - ptype_tbl->ol3table[ol3id] | ptype_tbl->ol4table[ol4id]; + ptype_tbl->ol3table[ol3id] | + ptype_tbl->ol4table[ol4id] | ptype_tbl->ol2table[ol2id]; else - return ptype_tbl->l2table[l2id] | ptype_tbl->l3table[l3id] | + return ptype_tbl->l2l3table[l2id][l3id] | ptype_tbl->l4table[l4id]; } void hns3_dev_rx_queue_release(void *queue); void hns3_dev_tx_queue_release(void *queue); void hns3_free_all_queues(struct rte_eth_dev *dev); -int hns3_reset_all_queues(struct hns3_adapter *hns); +int hns3_reset_all_tqps(struct hns3_adapter *hns); void hns3_dev_all_rx_queue_intr_enable(struct hns3_hw *hw, bool en); int hns3_dev_rx_queue_intr_enable(struct rte_eth_dev *dev, uint16_t queue_id); int hns3_dev_rx_queue_intr_disable(struct rte_eth_dev *dev, uint16_t queue_id); void hns3_enable_all_queues(struct hns3_hw *hw, bool en); -int hns3_start_queues(struct hns3_adapter *hns, bool reset_queue); -int hns3_stop_queues(struct hns3_adapter *hns, bool reset_queue); +int hns3_init_queues(struct hns3_adapter *hns, bool reset_queue); +void hns3_start_tqps(struct hns3_hw *hw); +void hns3_stop_tqps(struct hns3_hw *hw); int hns3_rxq_iterate(struct rte_eth_dev *dev, int (*callback)(struct hns3_rx_queue *, void *), void *arg); void hns3_dev_release_mbufs(struct hns3_adapter *hns); @@ -600,12 +675,19 @@ int hns3_rx_queue_setup(struct rte_eth_dev *dev, uint16_t idx, uint16_t nb_desc, struct rte_mempool *mp); int hns3_tx_queue_setup(struct rte_eth_dev *dev, uint16_t idx, uint16_t nb_desc, unsigned int socket, const struct rte_eth_txconf *conf); +uint32_t hns3_rx_queue_count(struct rte_eth_dev *dev, uint16_t rx_queue_id); +int hns3_dev_rx_queue_start(struct rte_eth_dev *dev, uint16_t rx_queue_id); +int hns3_dev_rx_queue_stop(struct rte_eth_dev *dev, uint16_t rx_queue_id); +int hns3_dev_tx_queue_start(struct rte_eth_dev *dev, uint16_t tx_queue_id); +int hns3_dev_tx_queue_stop(struct rte_eth_dev *dev, uint16_t tx_queue_id); uint16_t hns3_recv_pkts(void *rx_queue, struct rte_mbuf **rx_pkts, uint16_t nb_pkts); uint16_t hns3_recv_scattered_pkts(void *rx_queue, struct rte_mbuf **rx_pkts, uint16_t nb_pkts); uint16_t hns3_recv_pkts_vec(void *rx_queue, struct rte_mbuf **rx_pkts, uint16_t nb_pkts); +uint16_t hns3_recv_pkts_vec_sve(void *rx_queue, struct rte_mbuf **rx_pkts, + uint16_t nb_pkts); int hns3_rx_burst_mode_get(struct rte_eth_dev *dev, __rte_unused uint16_t queue_id, struct rte_eth_burst_mode *mode); @@ -618,12 +700,15 @@ uint16_t hns3_xmit_pkts(void *tx_queue, struct rte_mbuf **tx_pkts, uint16_t nb_pkts); uint16_t hns3_xmit_pkts_vec(void *tx_queue, struct rte_mbuf **tx_pkts, uint16_t nb_pkts); +uint16_t hns3_xmit_pkts_vec_sve(void *tx_queue, struct rte_mbuf **tx_pkts, + uint16_t nb_pkts); int hns3_tx_burst_mode_get(struct rte_eth_dev *dev, __rte_unused uint16_t queue_id, struct rte_eth_burst_mode *mode); const uint32_t *hns3_dev_supported_ptypes_get(struct rte_eth_dev *dev); void hns3_init_rx_ptype_tble(struct rte_eth_dev *dev); void hns3_set_rxtx_function(struct rte_eth_dev *eth_dev); +uint32_t hns3_get_tqp_intr_reg_offset(uint16_t tqp_intr_id); void hns3_set_queue_intr_gl(struct hns3_hw *hw, uint16_t queue_id, uint8_t gl_idx, uint16_t gl_value); void hns3_set_queue_intr_rl(struct hns3_hw *hw, uint16_t queue_id, @@ -644,4 +729,14 @@ void hns3_rxq_info_get(struct rte_eth_dev *dev, uint16_t queue_id, struct rte_eth_rxq_info *qinfo); void hns3_txq_info_get(struct rte_eth_dev *dev, uint16_t queue_id, struct rte_eth_txq_info *qinfo); +uint32_t hns3_get_tqp_reg_offset(uint16_t idx); +int hns3_start_all_txqs(struct rte_eth_dev *dev); +int hns3_start_all_rxqs(struct rte_eth_dev *dev); +void hns3_stop_all_txqs(struct rte_eth_dev *dev); +void hns3_restore_tqp_enable_state(struct hns3_hw *hw); +int hns3_tx_done_cleanup(void *txq, uint32_t free_cnt); +void hns3_enable_rxd_adv_layout(struct hns3_hw *hw); +int hns3_dev_rx_descriptor_status(void *rx_queue, uint16_t offset); +int hns3_dev_tx_descriptor_status(void *tx_queue, uint16_t offset); + #endif /* _HNS3_RXTX_H_ */