#include <vlib/unix/unix.h>
#define foreach_dpdk_tx_func_error \
- _(BAD_RETVAL, "DPDK tx function returned an error") \
_(PKT_DROP, "Tx packet drops (dpdk tx failure)")
typedef enum
* support multiple queues. It returns the number of packets untransmitted
* If all packets are transmitted (the normal case), the function returns 0.
*/
-static_always_inline
- u32 tx_burst_vector_internal (vlib_main_t * vm,
- dpdk_device_t * xd,
- struct rte_mbuf **mb, u32 n_left)
+static_always_inline u32
+tx_burst_vector_internal (vlib_main_t *vm, dpdk_device_t *xd,
+ struct rte_mbuf **mb, u32 n_left, int queue_id,
+ u8 is_shared)
{
- dpdk_main_t *dm = &dpdk_main;
dpdk_tx_queue_t *txq;
u32 n_retry;
int n_sent = 0;
- int queue_id;
n_retry = 16;
- queue_id = vm->thread_index % xd->tx_q_used;
txq = vec_elt_at_index (xd->tx_queues, queue_id);
do
{
- clib_spinlock_lock_if_init (&txq->lock);
-
- if (PREDICT_TRUE (xd->flags & DPDK_DEVICE_FLAG_PMD))
- {
- /* no wrap, transmit in one burst */
- n_sent = rte_eth_tx_burst (xd->port_id, queue_id, mb, n_left);
- n_retry--;
- }
- else
- {
- ASSERT (0);
- n_sent = 0;
- }
+ if (is_shared)
+ clib_spinlock_lock (&txq->lock);
- clib_spinlock_unlock_if_init (&txq->lock);
+ /* no wrap, transmit in one burst */
+ n_sent = rte_eth_tx_burst (xd->port_id, queue_id, mb, n_left);
- if (PREDICT_FALSE (n_sent < 0))
- {
- // emit non-fatal message, bump counter
- vnet_main_t *vnm = dm->vnet_main;
- vnet_interface_main_t *im = &vnm->interface_main;
- u32 node_index;
+ if (is_shared)
+ clib_spinlock_unlock (&txq->lock);
- node_index = vec_elt_at_index (im->hw_interfaces,
- xd->hw_if_index)->tx_node_index;
-
- vlib_error_count (vm, node_index, DPDK_TX_FUNC_ERROR_BAD_RETVAL, 1);
- return n_left; // untransmitted packets
- }
+ n_retry--;
n_left -= n_sent;
mb += n_sent;
}
{
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;
+ ol_flags = is_ip4 ? RTE_MBUF_F_TX_IPV4 : RTE_MBUF_F_TX_IPV6;
+ ol_flags |= ip_cksum ? RTE_MBUF_F_TX_IP_CKSUM : 0;
+ ol_flags |= tcp_cksum ? RTE_MBUF_F_TX_TCP_CKSUM : 0;
+ ol_flags |= udp_cksum ? RTE_MBUF_F_TX_UDP_CKSUM : 0;
+
+ if (vxlan_tunnel)
+ {
+ ol_flags |= outer_ip_cksum ?
+ RTE_MBUF_F_TX_OUTER_IPV4 | RTE_MBUF_F_TX_OUTER_IP_CKSUM :
+ RTE_MBUF_F_TX_OUTER_IPV6;
+ ol_flags |= RTE_MBUF_F_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);
+ ol_flags |=
+ (tcp_cksum ? RTE_MBUF_F_TX_TCP_SEG : RTE_MBUF_F_TX_UDP_SEG);
}
mb->ol_flags |= ol_flags;
dpdk_main_t *dm = &dpdk_main;
vnet_interface_output_runtime_t *rd = (void *) node->runtime_data;
dpdk_device_t *xd = vec_elt_at_index (dm->devices, rd->dev_instance);
+ vnet_hw_if_tx_frame_t *tf = vlib_frame_scalar_args (f);
u32 n_packets = f->n_vectors;
u32 n_left;
u32 thread_index = vm->thread_index;
- int queue_id = thread_index;
- u32 tx_pkts = 0, all_or_flags = 0;
+ int queue_id = tf->queue_id;
+ u8 is_shared = tf->shared_queue;
+ u32 tx_pkts = 0;
dpdk_per_thread_data_t *ptd = vec_elt_at_index (dm->per_thread_data,
thread_index);
struct rte_mbuf **mb;
b[3] = vlib_buffer_from_rte_mbuf (mb[3]);
or_flags = b[0]->flags | b[1]->flags | b[2]->flags | b[3]->flags;
- all_or_flags |= or_flags;
if (or_flags & VLIB_BUFFER_NEXT_PRESENT)
{
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;
if (or_flags & VLIB_BUFFER_NEXT_PRESENT)
{
while (n_left > 0)
{
b[0] = vlib_buffer_from_rte_mbuf (mb[0]);
- all_or_flags |= b[0]->flags;
dpdk_validate_rte_mbuf (vm, b[0], 1);
dpdk_buffer_tx_offload (xd, b[0], mb[0]);
/* transmit as many packets as possible */
tx_pkts = n_packets = mb - ptd->mbufs;
- n_left = tx_burst_vector_internal (vm, xd, ptd->mbufs, n_packets);
+ n_left = tx_burst_vector_internal (vm, xd, ptd->mbufs, n_packets, queue_id,
+ is_shared);
{
/* If there is no callback then drop any non-transmitted packets */
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 (vlib_get_main ());
+ dpdk_update_counters (xd, now);
+ dpdk_update_link_state (xd, now);
+ }
}
else
{
}
xd->per_interface_next_index =
- vlib_node_add_next (xm->vlib_main, dpdk_input_node.index, node_index);
+ vlib_node_add_next (vlib_get_main (), dpdk_input_node.index, node_index);
}
else if (xd->num_subifs)
xd->num_subifs--;
- if ((xd->flags & DPDK_DEVICE_FLAG_PMD) == 0)
- goto done;
-
/* currently we program VLANS only for IXGBE VF */
- if (xd->pmd != VNET_DPDK_PMD_IXGBEVF)
+ if (xd->driver->program_vlans == 0)
goto done;
if (t->sub.eth.flags.no_tags == 1)
}
vlan_offload = rte_eth_dev_get_vlan_offload (xd->port_id);
- vlan_offload |= ETH_VLAN_FILTER_OFFLOAD;
+ vlan_offload |= RTE_ETH_VLAN_FILTER_OFFLOAD;
if ((r = rte_eth_dev_set_vlan_offload (xd->port_id, vlan_offload)))
{
clib_memset (reta, 0, dev_info.reta_size * sizeof (*reta));
valid_queue_count = 0;
- /* *INDENT-OFF* */
clib_bitmap_foreach (i, bitmap) {
if (i >= dev_info.nb_rx_queues)
{
}
reta[valid_queue_count++] = i;
}
- /* *INDENT-ON* */
/* check valid_queue_count not zero, make coverity happy */
if (valid_queue_count == 0)
}
/* update reta table */
- reta_conf =
- (struct rte_eth_rss_reta_entry64 *) clib_mem_alloc (dev_info.reta_size /
- RTE_RETA_GROUP_SIZE *
- sizeof (*reta_conf));
+ reta_conf = (struct rte_eth_rss_reta_entry64 *) clib_mem_alloc (
+ dev_info.reta_size / RTE_ETH_RETA_GROUP_SIZE * sizeof (*reta_conf));
if (reta_conf == NULL)
{
err = clib_error_return (0, "clib_mem_alloc failed");
}
clib_memset (reta_conf, 0,
- dev_info.reta_size / RTE_RETA_GROUP_SIZE *
- sizeof (*reta_conf));
+ dev_info.reta_size / RTE_ETH_RETA_GROUP_SIZE *
+ sizeof (*reta_conf));
for (i = 0; i < dev_info.reta_size; i++)
{
- uint32_t reta_id = i / RTE_RETA_GROUP_SIZE;
- uint32_t reta_pos = i % RTE_RETA_GROUP_SIZE;
+ uint32_t reta_id = i / RTE_ETH_RETA_GROUP_SIZE;
+ uint32_t reta_pos = i % RTE_ETH_RETA_GROUP_SIZE;
reta_conf[reta_id].mask = UINT64_MAX;
reta_conf[reta_id].reta[reta_pos] = reta[i];
return 0;
}
-/* *INDENT-OFF* */
VNET_DEVICE_CLASS (dpdk_device_class) = {
.name = "dpdk",
.tx_function_n_errors = DPDK_TX_FUNC_N_ERROR,
.set_rss_queues_function = dpdk_interface_set_rss_queues,
.rx_mode_change_function = dpdk_interface_rx_mode_change,
};
-/* *INDENT-ON* */
#define UP_DOWN_FLAG_EVENT 1
return 0; /* or not */
}
-/* *INDENT-OFF* */
VLIB_REGISTER_NODE (admin_up_down_process_node) = {
.function = admin_up_down_process,
.type = VLIB_NODE_TYPE_PROCESS,
.name = "admin-up-down-process",
.process_log2_n_stack_bytes = 17, // 256KB
};
-/* *INDENT-ON* */
/*
* fd.io coding-style-patch-verification: ON
Code Review / vpp.git / blobdiff