/* SPDX-License-Identifier: BSD-3-Clause
- * Copyright(c) 2018-2019 Hisilicon Limited.
+ * Copyright(c) 2018-2021 HiSilicon Limited.
*/
#ifndef _HNS3_RXTX_H_
#define HNS3_RXD_LUM_B 9
#define HNS3_RXD_CRCP_B 10
#define HNS3_RXD_L3L4P_B 11
-#define HNS3_RXD_TSIND_S 12
-#define HNS3_RXD_TSIND_M (0x7 << HNS3_RXD_TSIND_S)
-#define HNS3_RXD_LKBK_B 15
+
+#define HNS3_RXD_TS_VLD_B 14
#define HNS3_RXD_GRO_SIZE_S 16
#define HNS3_RXD_GRO_SIZE_M (0x3fff << HNS3_RXD_GRO_SIZE_S)
#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
struct hns3_desc {
union {
uint64_t addr;
+ uint64_t timestamp;
+
struct {
uint32_t addr0;
uint32_t addr1;
};
};
- uint32_t paylen;
+ uint32_t paylen_fd_dop_ol4cs;
uint16_t tp_fe_sc_vld_ra_ri;
uint16_t mss;
} tx;
* 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.
};
#define HNS3_TX_CKSUM_OFFLOAD_MASK ( \
+ PKT_TX_OUTER_UDP_CKSUM | \
PKT_TX_OUTER_IP_CKSUM | \
PKT_TX_IP_CKSUM | \
PKT_TX_TCP_SEG | \
HNS3_OUTER_L4_CKSUM_ERR = 8
};
-static inline int
-hns3_handle_bdinfo(struct hns3_rx_queue *rxq, struct rte_mbuf *rxm,
- uint32_t bd_base_info, uint32_t l234_info,
- uint32_t *cksum_err)
+extern uint64_t hns3_timestamp_rx_dynflag;
+extern int hns3_timestamp_dynfield_offset;
+
+static inline void
+hns3_rx_set_cksum_flag(struct hns3_rx_queue *rxq,
+ struct rte_mbuf *rxm,
+ uint32_t l234_info)
{
-#define L2E_TRUNC_ERR_FLAG (BIT(HNS3_RXD_L2E_B) | \
- BIT(HNS3_RXD_TRUNCATE_B))
-#define CHECKSUM_ERR_FLAG (BIT(HNS3_RXD_L3E_B) | \
+#define HNS3_RXD_CKSUM_ERR_MASK (BIT(HNS3_RXD_L3E_B) | \
BIT(HNS3_RXD_L4E_B) | \
BIT(HNS3_RXD_OL3E_B) | \
BIT(HNS3_RXD_OL4E_B))
- uint32_t tmp = 0;
+ if (likely((l234_info & HNS3_RXD_CKSUM_ERR_MASK) == 0)) {
+ rxm->ol_flags |= (PKT_RX_IP_CKSUM_GOOD | PKT_RX_L4_CKSUM_GOOD);
+ return;
+ }
+
+ if (unlikely(l234_info & BIT(HNS3_RXD_L3E_B))) {
+ rxm->ol_flags |= PKT_RX_IP_CKSUM_BAD;
+ rxq->dfx_stats.l3_csum_errors++;
+ } else {
+ rxm->ol_flags |= PKT_RX_IP_CKSUM_GOOD;
+ }
+
+ if (unlikely(l234_info & BIT(HNS3_RXD_L4E_B))) {
+ rxm->ol_flags |= PKT_RX_L4_CKSUM_BAD;
+ rxq->dfx_stats.l4_csum_errors++;
+ } else {
+ rxm->ol_flags |= PKT_RX_L4_CKSUM_GOOD;
+ }
+
+ if (unlikely(l234_info & BIT(HNS3_RXD_OL3E_B)))
+ rxq->dfx_stats.ol3_csum_errors++;
+
+ if (unlikely(l234_info & BIT(HNS3_RXD_OL4E_B))) {
+ rxm->ol_flags |= PKT_RX_OUTER_L4_CKSUM_BAD;
+ rxq->dfx_stats.ol4_csum_errors++;
+ }
+}
+
+static inline int
+hns3_handle_bdinfo(struct hns3_rx_queue *rxq, struct rte_mbuf *rxm,
+ uint32_t bd_base_info, uint32_t l234_info)
+{
+#define L2E_TRUNC_ERR_FLAG (BIT(HNS3_RXD_L2E_B) | \
+ BIT(HNS3_RXD_TRUNCATE_B))
/*
* If packet len bigger than mtu when recv with no-scattered algorithm,
return -EINVAL;
}
- if (bd_base_info & BIT(HNS3_RXD_L3L4P_B)) {
- if (likely((l234_info & CHECKSUM_ERR_FLAG) == 0)) {
- *cksum_err = 0;
- return 0;
- }
-
- if (unlikely(l234_info & BIT(HNS3_RXD_L3E_B))) {
- rxm->ol_flags |= PKT_RX_IP_CKSUM_BAD;
- 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->dfx_stats.l4_csum_errors++;
- tmp |= HNS3_L4_CKSUM_ERR;
- }
-
- if (unlikely(l234_info & BIT(HNS3_RXD_OL3E_B))) {
- 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->dfx_stats.ol4_csum_errors++;
- tmp |= HNS3_OUTER_L4_CKSUM_ERR;
- }
- }
- *cksum_err = tmp;
+ if (bd_base_info & BIT(HNS3_RXD_L3L4P_B))
+ hns3_rx_set_cksum_flag(rxq, rxm, l234_info);
return 0;
}
-static inline void
-hns3_rx_set_cksum_flag(struct rte_mbuf *rxm, const uint64_t packet_type,
- const uint32_t cksum_err)
-{
- if (unlikely((packet_type & RTE_PTYPE_TUNNEL_MASK))) {
- if (likely(packet_type & RTE_PTYPE_INNER_L3_MASK) &&
- (cksum_err & HNS3_L3_CKSUM_ERR) == 0)
- rxm->ol_flags |= PKT_RX_IP_CKSUM_GOOD;
- if (likely(packet_type & RTE_PTYPE_INNER_L4_MASK) &&
- (cksum_err & HNS3_L4_CKSUM_ERR) == 0)
- rxm->ol_flags |= PKT_RX_L4_CKSUM_GOOD;
- if (likely(packet_type & RTE_PTYPE_L4_MASK) &&
- (cksum_err & HNS3_OUTER_L4_CKSUM_ERR) == 0)
- rxm->ol_flags |= PKT_RX_OUTER_L4_CKSUM_GOOD;
- } else {
- if (likely(packet_type & RTE_PTYPE_L3_MASK) &&
- (cksum_err & HNS3_L3_CKSUM_ERR) == 0)
- rxm->ol_flags |= PKT_RX_IP_CKSUM_GOOD;
- if (likely(packet_type & RTE_PTYPE_L4_MASK) &&
- (cksum_err & HNS3_L4_CKSUM_ERR) == 0)
- rxm->ol_flags |= PKT_RX_L4_CKSUM_GOOD;
- }
-}
-
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;
- uint32_t l2id, l3id, l4id;
- uint32_t ol3id, ol4id, ol2id;
+ uint32_t ol3id, ol4id;
+ uint32_t l3id, l4id;
uint32_t ptype;
if (rxq->ptype_en) {
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);
- 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);
if (unlikely(ptype_tbl->ol4table[ol4id]))
- return ptype_tbl->inner_l2table[l2id] |
- ptype_tbl->inner_l3table[l3id] |
+ return ptype_tbl->inner_l3table[l3id] |
ptype_tbl->inner_l4table[l4id] |
ptype_tbl->ol3table[ol3id] |
- ptype_tbl->ol4table[ol4id] | ptype_tbl->ol2table[ol2id];
+ ptype_tbl->ol4table[ol4id];
else
- return ptype_tbl->l2l3table[l2id][l3id] |
- ptype_tbl->l4table[l4id];
+ return ptype_tbl->l3table[l3id] | ptype_tbl->l4table[l4id];
}
void hns3_dev_rx_queue_release(void *queue);
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_pkts_simple(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,
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_ */
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