#endif
return flags;
}
+
+static inline void
+i40e_parse_tunneling_params(uint64_t ol_flags,
+ union i40e_tx_offload tx_offload,
+ uint32_t *cd_tunneling)
+{
+ /* EIPT: External (outer) IP header type */
+ if (ol_flags & PKT_TX_OUTER_IP_CKSUM)
+ *cd_tunneling |= I40E_TX_CTX_EXT_IP_IPV4;
+ else if (ol_flags & PKT_TX_OUTER_IPV4)
+ *cd_tunneling |= I40E_TX_CTX_EXT_IP_IPV4_NO_CSUM;
+ else if (ol_flags & PKT_TX_OUTER_IPV6)
+ *cd_tunneling |= I40E_TX_CTX_EXT_IP_IPV6;
+
+ /* EIPLEN: External (outer) IP header length, in DWords */
+ *cd_tunneling |= (tx_offload.outer_l3_len >> 2) <<
+ I40E_TXD_CTX_QW0_EXT_IPLEN_SHIFT;
+
+ /* L4TUNT: L4 Tunneling Type */
+ switch (ol_flags & PKT_TX_TUNNEL_MASK) {
+ case PKT_TX_TUNNEL_IPIP:
+ /* for non UDP / GRE tunneling, set to 00b */
+ break;
+ case PKT_TX_TUNNEL_VXLAN:
+ case PKT_TX_TUNNEL_GENEVE:
+ *cd_tunneling |= I40E_TXD_CTX_UDP_TUNNELING;
+ break;
+ case PKT_TX_TUNNEL_GRE:
+ *cd_tunneling |= I40E_TXD_CTX_GRE_TUNNELING;
+ break;
+ default:
+ PMD_TX_LOG(ERR, "Tunnel type not supported\n");
+ return;
+ }
+
+ /* L4TUNLEN: L4 Tunneling Length, in Words
+ *
+ * We depend on app to set rte_mbuf.l2_len correctly.
+ * For IP in GRE it should be set to the length of the GRE
+ * header;
+ * for MAC in GRE or MAC in UDP it should be set to the length
+ * of the GRE or UDP headers plus the inner MAC up to including
+ * its last Ethertype.
+ */
+ *cd_tunneling |= (tx_offload.l2_len >> 1) <<
+ I40E_TXD_CTX_QW0_NATLEN_SHIFT;
+}
+
static inline void
i40e_txd_enable_checksum(uint64_t ol_flags,
uint32_t *td_cmd,
uint32_t *td_offset,
- union i40e_tx_offload tx_offload,
- uint32_t *cd_tunneling)
+ union i40e_tx_offload tx_offload)
{
- /* UDP tunneling packet TX checksum offload */
- if (ol_flags & PKT_TX_OUTER_IP_CKSUM) {
-
+ /* Set MACLEN */
+ if (ol_flags & PKT_TX_TUNNEL_MASK)
*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_IPV4;
- else if (ol_flags & PKT_TX_OUTER_IPV4)
- *cd_tunneling |= I40E_TX_CTX_EXT_IP_IPV4_NO_CSUM;
- else if (ol_flags & PKT_TX_OUTER_IPV6)
- *cd_tunneling |= I40E_TX_CTX_EXT_IP_IPV6;
-
- /* Now set the ctx descriptor fields */
- *cd_tunneling |= (tx_offload.outer_l3_len >> 2) <<
- I40E_TXD_CTX_QW0_EXT_IPLEN_SHIFT |
- (tx_offload.l2_len >> 1) <<
- I40E_TXD_CTX_QW0_NATLEN_SHIFT;
-
- } else
+ else
*td_offset |= (tx_offload.l2_len >> 1)
<< I40E_TX_DESC_LENGTH_MACLEN_SHIFT;
I40E_RXD_QW1_STATUS_SHIFT;
}
+ rte_smp_rmb();
+
/* Compute how many status bits were set */
for (j = 0, nb_dd = 0; j < I40E_LOOK_AHEAD; j++)
nb_dd += s[j] & (1 << I40E_RX_DESC_STATUS_DD_SHIFT);
i40e_rxd_pkt_type_mapping((uint8_t)((qword1 &
I40E_RXD_QW1_PTYPE_MASK) >> I40E_RXD_QW1_PTYPE_SHIFT));
if (pkt_flags & PKT_RX_RSS_HASH)
- rxm->hash.rss =
+ first_seg->hash.rss =
rte_le_to_cpu_32(rxd.wb.qword0.hi_dword.rss);
if (pkt_flags & PKT_RX_FDIR)
- pkt_flags |= i40e_rxd_build_fdir(&rxd, rxm);
+ pkt_flags |= i40e_rxd_build_fdir(&rxd, first_seg);
#ifdef RTE_LIBRTE_IEEE1588
pkt_flags |= i40e_get_iee15888_flags(first_seg, qword1);
{
static uint64_t mask = PKT_TX_OUTER_IP_CKSUM |
PKT_TX_TCP_SEG |
- PKT_TX_QINQ_PKT;
+ PKT_TX_QINQ_PKT |
+ PKT_TX_TUNNEL_MASK;
#ifdef RTE_LIBRTE_IEEE1588
mask |= PKT_TX_IEEE1588_TMST;
}
/**
- * in case of tunneling packet, the outer_l2_len and
+ * in case of non tunneling packet, the outer_l2_len and
* outer_l3_len must be 0.
*/
hdr_len = tx_offload.outer_l2_len +
/* Always enable CRC offload insertion */
td_cmd |= I40E_TX_DESC_CMD_ICRC;
- /* Enable checksum offloading */
+ /* Fill in tunneling parameters if necessary */
cd_tunneling_params = 0;
- if (ol_flags & I40E_TX_CKSUM_OFFLOAD_MASK) {
- i40e_txd_enable_checksum(ol_flags, &td_cmd, &td_offset,
- tx_offload, &cd_tunneling_params);
- }
+ if (ol_flags & PKT_TX_TUNNEL_MASK)
+ i40e_parse_tunneling_params(ol_flags, tx_offload,
+ &cd_tunneling_params);
+ /* Enable checksum offloading */
+ if (ol_flags & I40E_TX_CKSUM_OFFLOAD_MASK)
+ i40e_txd_enable_checksum(ol_flags, &td_cmd,
+ &td_offset, tx_offload);
if (nb_ctx) {
/* Setup TX context descriptor if required */
return;
}
- if (!rxq || !rxq->sw_ring) {
- PMD_DRV_LOG(DEBUG, "Pointer to rxq or sw_ring is NULL");
+ if (!rxq->sw_ring) {
+ PMD_DRV_LOG(DEBUG, "Pointer to sw_ring is NULL");
return;
}
PMD_INIT_FUNC_TRACE();
for (i = 0; i < dev->data->nb_tx_queues; i++) {
+ if (!dev->data->tx_queues[i])
+ continue;
i40e_tx_queue_release_mbufs(dev->data->tx_queues[i]);
i40e_reset_tx_queue(dev->data->tx_queues[i]);
}
for (i = 0; i < dev->data->nb_rx_queues; i++) {
+ if (!dev->data->rx_queues[i])
+ continue;
i40e_rx_queue_release_mbufs(dev->data->rx_queues[i]);
i40e_reset_rx_queue(dev->data->rx_queues[i]);
}
PMD_INIT_FUNC_TRACE();
for (i = 0; i < dev->data->nb_rx_queues; i++) {
+ if (!dev->data->rx_queues[i])
+ continue;
i40e_dev_rx_queue_release(dev->data->rx_queues[i]);
dev->data->rx_queues[i] = NULL;
}
dev->data->nb_rx_queues = 0;
for (i = 0; i < dev->data->nb_tx_queues; i++) {
+ if (!dev->data->tx_queues[i])
+ continue;
i40e_dev_tx_queue_release(dev->data->tx_queues[i]);
dev->data->tx_queues[i] = NULL;
}
struct i40e_tx_queue *txq;
const struct rte_memzone *tz = NULL;
uint32_t ring_size;
- struct rte_eth_dev *dev = pf->adapter->eth_dev;
+ struct rte_eth_dev *dev;
if (!pf) {
PMD_DRV_LOG(ERR, "PF is not available");
return I40E_ERR_BAD_PTR;
}
+ dev = pf->adapter->eth_dev;
+
/* Allocate the TX queue data structure. */
txq = rte_zmalloc_socket("i40e fdir tx queue",
sizeof(struct i40e_tx_queue),
struct i40e_rx_queue *rxq;
const struct rte_memzone *rz = NULL;
uint32_t ring_size;
- struct rte_eth_dev *dev = pf->adapter->eth_dev;
+ struct rte_eth_dev *dev;
if (!pf) {
PMD_DRV_LOG(ERR, "PF is not available");
return I40E_ERR_BAD_PTR;
}
+ dev = pf->adapter->eth_dev;
+
/* Allocate the RX queue data structure. */
rxq = rte_zmalloc_socket("i40e fdir rx queue",
sizeof(struct i40e_rx_queue),
struct i40e_rx_queue *rxq =
dev->data->rx_queues[i];
- if (i40e_rxq_vec_setup(rxq)) {
+ if (rxq && i40e_rxq_vec_setup(rxq)) {
ad->rx_vec_allowed = false;
break;
}
for (i = 0; i < dev->data->nb_rx_queues; i++) {
struct i40e_rx_queue *rxq = dev->data->rx_queues[i];
- rxq->rx_using_sse = rx_using_sse;
+ if (rxq)
+ rxq->rx_using_sse = rx_using_sse;
}
}
}
struct i40e_tx_queue *txq =
dev->data->tx_queues[i];
- if (i40e_txq_vec_setup(txq)) {
+ if (txq && i40e_txq_vec_setup(txq)) {
ad->tx_vec_allowed = false;
break;
}