#include <dpdk/device/dpdk.h>
#include <dpdk/device/dpdk_priv.h>
#include <vppinfra/error.h>
+#include <vlib/unix/unix.h>
#define foreach_dpdk_tx_func_error \
_(BAD_RETVAL, "DPDK tx function returned an error") \
{
vlib_buffer_t *b = vlib_buffer_from_rte_mbuf (mb);
CLIB_PREFETCH (mb, sizeof (struct rte_mbuf), STORE);
- CLIB_PREFETCH (b, CLIB_CACHE_LINE_BYTES, LOAD);
+ clib_prefetch_load (b);
}
static_always_inline void
{
int is_ip4 = b->flags & VNET_BUFFER_F_IS_IP4;
u32 tso = b->flags & VNET_BUFFER_F_GSO, max_pkt_len;
- u32 oflags, ip_cksum, tcp_cksum, udp_cksum;
+ u32 ip_cksum, tcp_cksum, udp_cksum, outer_hdr_len = 0;
+ u32 outer_ip_cksum, vxlan_tunnel;
u64 ol_flags;
+ vnet_buffer_oflags_t oflags = 0;
/* Is there any work for us? */
if (PREDICT_TRUE (((b->flags & VNET_BUFFER_F_OFFLOAD) | tso) == 0))
return;
- oflags = vnet_buffer2 (b)->oflags;
+ oflags = vnet_buffer (b)->oflags;
ip_cksum = oflags & VNET_BUFFER_OFFLOAD_F_IP_CKSUM;
tcp_cksum = oflags & VNET_BUFFER_OFFLOAD_F_TCP_CKSUM;
udp_cksum = oflags & VNET_BUFFER_OFFLOAD_F_UDP_CKSUM;
+ outer_ip_cksum = oflags & VNET_BUFFER_OFFLOAD_F_OUTER_IP_CKSUM;
+ vxlan_tunnel = oflags & VNET_BUFFER_OFFLOAD_F_TNL_VXLAN;
- mb->l2_len = vnet_buffer (b)->l3_hdr_offset - b->current_data;
- mb->l3_len = vnet_buffer (b)->l4_hdr_offset -
- vnet_buffer (b)->l3_hdr_offset;
- mb->outer_l3_len = 0;
- mb->outer_l2_len = 0;
ol_flags = is_ip4 ? PKT_TX_IPV4 : PKT_TX_IPV6;
ol_flags |= ip_cksum ? PKT_TX_IP_CKSUM : 0;
ol_flags |= tcp_cksum ? PKT_TX_TCP_CKSUM : 0;
ol_flags |= udp_cksum ? PKT_TX_UDP_CKSUM : 0;
+ if (vxlan_tunnel)
+ {
+ ol_flags |= outer_ip_cksum ? PKT_TX_OUTER_IPV4 | PKT_TX_OUTER_IP_CKSUM :
+ PKT_TX_OUTER_IPV6;
+ ol_flags |= PKT_TX_TUNNEL_VXLAN;
+ mb->l2_len =
+ vnet_buffer (b)->l3_hdr_offset - vnet_buffer2 (b)->outer_l4_hdr_offset;
+ mb->l3_len =
+ vnet_buffer (b)->l4_hdr_offset - vnet_buffer (b)->l3_hdr_offset;
+ mb->outer_l2_len =
+ vnet_buffer2 (b)->outer_l3_hdr_offset - b->current_data;
+ mb->outer_l3_len = vnet_buffer2 (b)->outer_l4_hdr_offset -
+ vnet_buffer2 (b)->outer_l3_hdr_offset;
+ outer_hdr_len = mb->outer_l2_len + mb->outer_l3_len;
+ }
+ else
+ {
+ mb->l2_len = vnet_buffer (b)->l3_hdr_offset - b->current_data;
+ mb->l3_len =
+ vnet_buffer (b)->l4_hdr_offset - vnet_buffer (b)->l3_hdr_offset;
+ mb->outer_l2_len = 0;
+ mb->outer_l3_len = 0;
+ }
+
if (tso)
{
mb->l4_len = vnet_buffer2 (b)->gso_l4_hdr_sz;
mb->tso_segsz = vnet_buffer2 (b)->gso_size;
/* ensure packet is large enough to require tso */
- max_pkt_len = mb->l2_len + mb->l3_len + mb->l4_len + mb->tso_segsz;
+ max_pkt_len =
+ outer_hdr_len + mb->l2_len + mb->l3_len + mb->l4_len + mb->tso_segsz;
if (mb->tso_segsz != 0 && mb->pkt_len > max_pkt_len)
ol_flags |= (tcp_cksum ? PKT_TX_TCP_SEG : PKT_TX_UDP_SEG);
}
or_flags = b[0]->flags | b[1]->flags | b[2]->flags | b[3]->flags;
all_or_flags |= or_flags;
- VLIB_BUFFER_TRACE_TRAJECTORY_INIT (b[0]);
- VLIB_BUFFER_TRACE_TRAJECTORY_INIT (b[1]);
- VLIB_BUFFER_TRACE_TRAJECTORY_INIT (b[2]);
- VLIB_BUFFER_TRACE_TRAJECTORY_INIT (b[3]);
-
if (or_flags & VLIB_BUFFER_NEXT_PRESENT)
{
dpdk_validate_rte_mbuf (vm, b[0], 1);
vlib_buffer_t *b2, *b3;
u32 or_flags;
- CLIB_PREFETCH (mb[2], CLIB_CACHE_LINE_BYTES, STORE);
- CLIB_PREFETCH (mb[3], CLIB_CACHE_LINE_BYTES, STORE);
+ clib_prefetch_store (mb[2]);
+ clib_prefetch_store (mb[3]);
b2 = vlib_buffer_from_rte_mbuf (mb[2]);
- CLIB_PREFETCH (b2, CLIB_CACHE_LINE_BYTES, LOAD);
+ clib_prefetch_load (b2);
b3 = vlib_buffer_from_rte_mbuf (mb[3]);
- CLIB_PREFETCH (b3, CLIB_CACHE_LINE_BYTES, LOAD);
+ clib_prefetch_load (b3);
b[0] = vlib_buffer_from_rte_mbuf (mb[0]);
b[1] = vlib_buffer_from_rte_mbuf (mb[1]);
or_flags = b[0]->flags | b[1]->flags;
all_or_flags |= or_flags;
- VLIB_BUFFER_TRACE_TRAJECTORY_INIT (b[0]);
- VLIB_BUFFER_TRACE_TRAJECTORY_INIT (b[1]);
-
if (or_flags & VLIB_BUFFER_NEXT_PRESENT)
{
dpdk_validate_rte_mbuf (vm, b[0], 1);
{
b[0] = vlib_buffer_from_rte_mbuf (mb[0]);
all_or_flags |= b[0]->flags;
- VLIB_BUFFER_TRACE_TRAJECTORY_INIT (b[0]);
dpdk_validate_rte_mbuf (vm, b[0], 1);
dpdk_buffer_tx_offload (xd, b[0], mb[0]);
if (is_up)
{
if ((xd->flags & DPDK_DEVICE_FLAG_ADMIN_UP) == 0)
- dpdk_device_start (xd);
- xd->flags |= DPDK_DEVICE_FLAG_ADMIN_UP;
- f64 now = vlib_time_now (dm->vlib_main);
- dpdk_update_counters (xd, now);
- dpdk_update_link_state (xd, now);
+ {
+ dpdk_device_start (xd);
+ if (vec_len (xd->errors))
+ return clib_error_create ("Interface start failed");
+ xd->flags |= DPDK_DEVICE_FLAG_ADMIN_UP;
+ f64 now = vlib_time_now (dm->vlib_main);
+ dpdk_update_counters (xd, now);
+ dpdk_update_link_state (xd, now);
+ }
}
else
{
dpdk_main_t *xm = &dpdk_main;
vnet_hw_interface_t *hw = vnet_get_hw_interface (vnm, hw_if_index);
dpdk_device_t *xd = vec_elt_at_index (xm->devices, hw->dev_instance);
+ clib_file_main_t *fm = &file_main;
+ dpdk_rx_queue_t *rxq;
+ clib_file_t *f;
int rv = 0;
if (!(xd->flags & DPDK_DEVICE_FLAG_INT_SUPPORTED))
return clib_error_return (0, "unsupported op (is the interface up?)", rv);
- if (mode == VNET_HW_IF_RX_MODE_POLLING)
+ if (mode == VNET_HW_IF_RX_MODE_POLLING &&
+ !(xd->flags & DPDK_DEVICE_FLAG_INT_UNMASKABLE))
rv = rte_eth_dev_rx_intr_disable (xd->port_id, qid);
- else
+ else if (mode == VNET_HW_IF_RX_MODE_POLLING)
+ {
+ rxq = vec_elt_at_index (xd->rx_queues, qid);
+ f = pool_elt_at_index (fm->file_pool, rxq->clib_file_index);
+ fm->file_update (f, UNIX_FILE_UPDATE_DELETE);
+ }
+ else if (!(xd->flags & DPDK_DEVICE_FLAG_INT_UNMASKABLE))
rv = rte_eth_dev_rx_intr_enable (xd->port_id, qid);
+ else
+ {
+ rxq = vec_elt_at_index (xd->rx_queues, qid);
+ f = pool_elt_at_index (fm->file_pool, rxq->clib_file_index);
+ fm->file_update (f, UNIX_FILE_UPDATE_ADD);
+ }
if (rv)
return clib_error_return (0, "dpdk_interface_rx_mode_change err %d", rv);
return 0;
Code Review / vpp.git / blobdiff