i40e_txd_enable_checksum(uint64_t ol_flags,
uint32_t *td_cmd,
uint32_t *td_offset,
- uint8_t l2_len,
- uint16_t l3_len,
- uint8_t outer_l2_len,
- uint16_t outer_l3_len,
+ union i40e_tx_offload tx_offload,
uint32_t *cd_tunneling)
{
/* UDP tunneling packet TX checksum offload */
if (ol_flags & PKT_TX_OUTER_IP_CKSUM) {
- *td_offset |= (outer_l2_len >> 1)
+ *td_offset |= (tx_offload.outer_l2_len >> 1)
<< I40E_TX_DESC_LENGTH_MACLEN_SHIFT;
if (ol_flags & PKT_TX_OUTER_IP_CKSUM)
*cd_tunneling |= I40E_TX_CTX_EXT_IP_IPV6;
/* Now set the ctx descriptor fields */
- *cd_tunneling |= (outer_l3_len >> 2) <<
+ *cd_tunneling |= (tx_offload.outer_l3_len >> 2) <<
I40E_TXD_CTX_QW0_EXT_IPLEN_SHIFT |
- (l2_len >> 1) <<
+ (tx_offload.l2_len >> 1) <<
I40E_TXD_CTX_QW0_NATLEN_SHIFT;
} else
- *td_offset |= (l2_len >> 1)
+ *td_offset |= (tx_offload.l2_len >> 1)
<< I40E_TX_DESC_LENGTH_MACLEN_SHIFT;
/* Enable L3 checksum offloads */
if (ol_flags & PKT_TX_IP_CKSUM) {
*td_cmd |= I40E_TX_DESC_CMD_IIPT_IPV4_CSUM;
- *td_offset |= (l3_len >> 2) << I40E_TX_DESC_LENGTH_IPLEN_SHIFT;
+ *td_offset |= (tx_offload.l3_len >> 2)
+ << I40E_TX_DESC_LENGTH_IPLEN_SHIFT;
} else if (ol_flags & PKT_TX_IPV4) {
*td_cmd |= I40E_TX_DESC_CMD_IIPT_IPV4;
- *td_offset |= (l3_len >> 2) << I40E_TX_DESC_LENGTH_IPLEN_SHIFT;
+ *td_offset |= (tx_offload.l3_len >> 2)
+ << I40E_TX_DESC_LENGTH_IPLEN_SHIFT;
} else if (ol_flags & PKT_TX_IPV6) {
*td_cmd |= I40E_TX_DESC_CMD_IIPT_IPV6;
- *td_offset |= (l3_len >> 2) << I40E_TX_DESC_LENGTH_IPLEN_SHIFT;
+ *td_offset |= (tx_offload.l3_len >> 2)
+ << I40E_TX_DESC_LENGTH_IPLEN_SHIFT;
+ }
+
+ if (ol_flags & PKT_TX_TCP_SEG) {
+ *td_cmd |= I40E_TX_DESC_CMD_L4T_EOFT_TCP;
+ *td_offset |= (tx_offload.l4_len >> 2)
+ << I40E_TX_DESC_LENGTH_L4_FC_LEN_SHIFT;
+ return;
}
/* Enable L4 checksum offloads */
"rxq->nb_rx_desc=%d",
rxq->rx_free_thresh, rxq->nb_rx_desc);
ret = -EINVAL;
- } else if (!(rxq->nb_rx_desc % rxq->rx_free_thresh) == 0) {
+ } else if (rxq->nb_rx_desc % rxq->rx_free_thresh != 0) {
PMD_INIT_LOG(DEBUG, "Rx Burst Bulk Alloc Preconditions: "
"rxq->nb_rx_desc=%d, "
"rxq->rx_free_thresh=%d",
{
uint64_t mask = 0ULL;
- mask |= PKT_TX_OUTER_IP_CKSUM;
+ mask |= (PKT_TX_OUTER_IP_CKSUM | PKT_TX_TCP_SEG);
#ifdef RTE_LIBRTE_IEEE1588
mask |= PKT_TX_IEEE1588_TMST;
return 0;
}
+/* set i40e TSO context descriptor */
+static inline uint64_t
+i40e_set_tso_ctx(struct rte_mbuf *mbuf, union i40e_tx_offload tx_offload)
+{
+ uint64_t ctx_desc = 0;
+ uint32_t cd_cmd, hdr_len, cd_tso_len;
+
+ if (!tx_offload.l4_len) {
+ PMD_DRV_LOG(DEBUG, "L4 length set to 0");
+ return ctx_desc;
+ }
+
+ /**
+ * in case of tunneling packet, the outer_l2_len and
+ * outer_l3_len must be 0.
+ */
+ hdr_len = tx_offload.outer_l2_len +
+ tx_offload.outer_l3_len +
+ tx_offload.l2_len +
+ tx_offload.l3_len +
+ tx_offload.l4_len;
+
+ cd_cmd = I40E_TX_CTX_DESC_TSO;
+ cd_tso_len = mbuf->pkt_len - hdr_len;
+ ctx_desc |= ((uint64_t)cd_cmd << I40E_TXD_CTX_QW1_CMD_SHIFT) |
+ ((uint64_t)cd_tso_len <<
+ I40E_TXD_CTX_QW1_TSO_LEN_SHIFT) |
+ ((uint64_t)mbuf->tso_segsz <<
+ I40E_TXD_CTX_QW1_MSS_SHIFT);
+
+ return ctx_desc;
+}
+
uint16_t
i40e_xmit_pkts(void *tx_queue, struct rte_mbuf **tx_pkts, uint16_t nb_pkts)
{
uint32_t tx_flags;
uint32_t td_tag;
uint64_t ol_flags;
- uint8_t l2_len;
- uint16_t l3_len;
- uint8_t outer_l2_len;
- uint16_t outer_l3_len;
uint16_t nb_used;
uint16_t nb_ctx;
uint16_t tx_last;
uint16_t slen;
uint64_t buf_dma_addr;
+ union i40e_tx_offload tx_offload = {0};
txq = tx_queue;
sw_ring = txq->sw_ring;
RTE_MBUF_PREFETCH_TO_FREE(txe->mbuf);
ol_flags = tx_pkt->ol_flags;
- l2_len = tx_pkt->l2_len;
- l3_len = tx_pkt->l3_len;
- outer_l2_len = tx_pkt->outer_l2_len;
- outer_l3_len = tx_pkt->outer_l3_len;
+ tx_offload.l2_len = tx_pkt->l2_len;
+ tx_offload.l3_len = tx_pkt->l3_len;
+ tx_offload.outer_l2_len = tx_pkt->outer_l2_len;
+ tx_offload.outer_l3_len = tx_pkt->outer_l3_len;
+ tx_offload.l4_len = tx_pkt->l4_len;
+ tx_offload.tso_segsz = tx_pkt->tso_segsz;
/* Calculate the number of context descriptors needed. */
nb_ctx = i40e_calc_context_desc(ol_flags);
cd_tunneling_params = 0;
if (unlikely(ol_flags & I40E_TX_CKSUM_OFFLOAD_MASK)) {
i40e_txd_enable_checksum(ol_flags, &td_cmd, &td_offset,
- l2_len, l3_len, outer_l2_len,
- outer_l3_len,
- &cd_tunneling_params);
+ tx_offload, &cd_tunneling_params);
}
if (unlikely(nb_ctx)) {
rte_pktmbuf_free_seg(txe->mbuf);
txe->mbuf = NULL;
}
-#ifdef RTE_LIBRTE_IEEE1588
- if (ol_flags & PKT_TX_IEEE1588_TMST)
+
+ /* TSO enabled means no timestamp */
+ if (ol_flags & PKT_TX_TCP_SEG)
cd_type_cmd_tso_mss |=
- ((uint64_t)I40E_TX_CTX_DESC_TSYN <<
- I40E_TXD_CTX_QW1_CMD_SHIFT);
+ i40e_set_tso_ctx(tx_pkt, tx_offload);
+ else {
+#ifdef RTE_LIBRTE_IEEE1588
+ if (ol_flags & PKT_TX_IEEE1588_TMST)
+ cd_type_cmd_tso_mss |=
+ ((uint64_t)I40E_TX_CTX_DESC_TSYN <<
+ I40E_TXD_CTX_QW1_CMD_SHIFT);
#endif
+ }
+
ctx_txd->tunneling_params =
rte_cpu_to_le_32(cd_tunneling_params);
ctx_txd->l2tag2 = rte_cpu_to_le_16(cd_l2tag2);
struct i40e_pf *pf = I40E_VSI_TO_PF(rxq->vsi);
struct i40e_hw *hw = I40E_VSI_TO_HW(rxq->vsi);
struct rte_eth_dev_data *data = pf->dev_data;
- struct rte_pktmbuf_pool_private *mbp_priv =
- rte_mempool_get_priv(rxq->mp);
- uint16_t buf_size = (uint16_t)(mbp_priv->mbuf_data_room_size -
- RTE_PKTMBUF_HEADROOM);
- uint16_t len;
+ uint16_t buf_size, len;
+
+ buf_size = (uint16_t)(rte_pktmbuf_data_room_size(rxq->mp) -
+ RTE_PKTMBUF_HEADROOM);
switch (pf->flags & (I40E_FLAG_HEADER_SPLIT_DISABLED |
I40E_FLAG_HEADER_SPLIT_ENABLED)) {
uint16_t pf_q = rxq->reg_idx;
uint16_t buf_size;
struct i40e_hmc_obj_rxq rx_ctx;
- struct rte_pktmbuf_pool_private *mbp_priv;
err = i40e_rx_queue_config(rxq);
if (err < 0) {
rxq->qrx_tail = hw->hw_addr + I40E_QRX_TAIL(pf_q);
- mbp_priv = rte_mempool_get_priv(rxq->mp);
- buf_size = (uint16_t)(mbp_priv->mbuf_data_room_size -
- RTE_PKTMBUF_HEADROOM);
+ buf_size = (uint16_t)(rte_pktmbuf_data_room_size(rxq->mp) -
+ RTE_PKTMBUF_HEADROOM);
/* Check if scattered RX needs to be used. */
if ((rxq->max_pkt_len + 2 * I40E_VLAN_TAG_SIZE) > buf_size) {
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