#include <rte_version.h>
#include <rte_eth_ring.h>
#include <rte_mbuf.h>
-#if (RTE_VERSION >= RTE_VERSION_NUM(2,1,0,0)) && (RTE_VERSION <= RTE_VERSION_NUM(17,5,0,1))
+#if (RTE_VERSION >= RTE_VERSION_NUM(17,11,0,0))
+#include <rte_bus_vdev.h>
+#else
+#if (RTE_VERSION > RTE_VERSION_NUM(17,5,0,2))
+#include <rte_dev.h>
+#else
+#if (RTE_VERSION >= RTE_VERSION_NUM(2,1,0,0))
#include <rte_eth_null.h>
#endif
+#endif
+#endif
#include "prox_port_cfg.h"
#include "prox_globals.h"
#include "toeplitz.h"
#include "defines.h"
#include "prox_cksum.h"
+#include "stats_irq.h"
struct prox_port_cfg prox_port_cfg[PROX_MAX_PORTS];
rte_atomic32_t lsc;
int prox_last_port_active(void)
{
- int ret = 0;
+ int ret = -1;
for (uint32_t i = 0; i < PROX_MAX_PORTS; ++i) {
if (prox_port_cfg[i].active) {
ret = i;
return ret;
}
+#if RTE_VERSION >= RTE_VERSION_NUM(17,11,0,0)
+static int lsc_cb(__attribute__((unused)) uint16_t port_id, enum rte_eth_event_type type, __attribute__((unused)) void *param,
+ __attribute__((unused)) void *ret_param)
+#else
#if RTE_VERSION >= RTE_VERSION_NUM(17,8,0,1)
static int lsc_cb(__attribute__((unused)) uint8_t port_id, enum rte_eth_event_type type, __attribute__((unused)) void *param,
__attribute__((unused)) void *ret_param)
#else
static void lsc_cb(__attribute__((unused)) uint8_t port_id, enum rte_eth_event_type type, __attribute__((unused)) void *param)
#endif
+#endif
{
if (RTE_ETH_EVENT_INTR_LSC != type) {
#if RTE_VERSION >= RTE_VERSION_NUM(17,8,0,1)
/* initialize rte devices and check the number of available ports */
void init_rte_dev(int use_dummy_devices)
{
- uint8_t nb_ports, port_id_max, port_id_last;
+ uint8_t nb_ports, port_id_max;
+ int port_id_last;
struct rte_eth_dev_info dev_info;
nb_ports = rte_eth_dev_count();
PROX_PANIC(use_dummy_devices && nb_ports, "Can't use dummy devices while there are also real ports\n");
if (use_dummy_devices) {
-#if (RTE_VERSION >= RTE_VERSION_NUM(2,1,0,0)) && (RTE_VERSION <= RTE_VERSION_NUM(17,5,0,1))
+#if (RTE_VERSION >= RTE_VERSION_NUM(2,1,0,0))
nb_ports = prox_last_port_active() + 1;
plog_info("Creating %u dummy devices\n", nb_ports);
char port_name[32] = "0dummy_dev";
for (uint32_t i = 0; i < nb_ports; ++i) {
+#if (RTE_VERSION > RTE_VERSION_NUM(17,5,0,1))
+ rte_vdev_init(port_name, "size=ETHER_MIN_LEN,copy=0");
+#else
eth_dev_null_create(port_name, 0, ETHER_MIN_LEN, 0);
+#endif
port_name[0]++;
}
#else
PROX_PANIC(use_dummy_devices, "Can't use dummy devices\n");
#endif
}
- else {
+ else if (prox_last_port_active() != -1) {
PROX_PANIC(nb_ports == 0, "\tError: DPDK could not find any port\n");
plog_info("\tDPDK has found %u ports\n", nb_ports);
}
port_cfg->max_txq = dev_info.max_tx_queues;
port_cfg->max_rxq = dev_info.max_rx_queues;
+ port_cfg->max_rx_pkt_len = dev_info.max_rx_pktlen;
+ port_cfg->min_rx_bufsize = dev_info.min_rx_bufsize;
if (!dev_info.pci_dev)
continue;
snprintf(port_cfg->pci_addr, sizeof(port_cfg->pci_addr),
"%04x:%02x:%02x.%1x", dev_info.pci_dev->addr.domain, dev_info.pci_dev->addr.bus, dev_info.pci_dev->addr.devid, dev_info.pci_dev->addr.function);
strncpy(port_cfg->driver_name, dev_info.driver_name, sizeof(port_cfg->driver_name));
- plog_info("\tPort %u : driver='%s' tx_queues=%d rx_queues=%d\n", port_id, !strcmp(port_cfg->driver_name, "")? "null" : port_cfg->driver_name, port_cfg->max_txq, port_cfg->max_rxq);
+ plog_info("\tPort %u : driver='%s' tx_queues=%d rx_queues=%d, max_rx_pktlen = %d, min_rx_bufsize = %d\n", port_id, !strcmp(port_cfg->driver_name, "")? "null" : port_cfg->driver_name, port_cfg->max_txq, port_cfg->max_rxq, port_cfg->max_rx_pkt_len, port_cfg->min_rx_bufsize);
if (strncmp(port_cfg->driver_name, "rte_", 4) == 0) {
strncpy(port_cfg->short_name, prox_port_cfg[port_id].driver_name + 4, sizeof(port_cfg->short_name));
/* not receiving on this port */
plog_info("\t\tPort %u had no RX queues, setting to 1\n", port_id);
port_cfg->n_rxq = 1;
- uint32_t mbuf_size = MBUF_SIZE;
- if (strcmp(port_cfg->short_name, "vmxnet3") == 0) {
- mbuf_size = MBUF_SIZE + RTE_PKTMBUF_HEADROOM;
- }
+ uint32_t mbuf_size = TX_MBUF_SIZE;
plog_info("\t\tAllocating dummy memory pool on socket %u with %u elements of size %u\n",
port_cfg->socket, port_cfg->n_rxd, mbuf_size);
port_cfg->pool[0] = rte_mempool_create(dummy_pool_name, port_cfg->n_rxd, mbuf_size,
port_cfg->socket, port_cfg->n_rxd);
dummy_pool_name[0]++;
} else {
- // Most pmd do not support setting mtu yet...
- if (!strcmp(port_cfg->short_name, "ixgbe")) {
- plog_info("\t\tSetting MTU size to %u for port %u ...\n", port_cfg->mtu, port_id);
- ret = rte_eth_dev_set_mtu(port_id, port_cfg->mtu);
- PROX_PANIC(ret < 0, "\n\t\t\trte_eth_dev_set_mtu() failed on port %u: error %d\n", port_id, ret);
+ // Most pmd should now support setting mtu
+ if (port_cfg->mtu + ETHER_HDR_LEN + ETHER_CRC_LEN > port_cfg->max_rx_pkt_len) {
+ plog_info("\t\tMTU is too big for the port, reducing MTU from %d to %d\n", port_cfg->mtu, port_cfg->max_rx_pkt_len);
+ port_cfg->mtu = port_cfg->max_rx_pkt_len;
}
+ plog_info("\t\tSetting MTU size to %u for port %u ...\n", port_cfg->mtu, port_id);
+ ret = rte_eth_dev_set_mtu(port_id, port_cfg->mtu);
+ if (ret)
+ plog_err("\t\t\trte_eth_dev_set_mtu() failed on port %u: error %d\n", port_id, ret);
if (port_cfg->n_txq == 0) {
/* not sending on this port */
port_cfg->port_conf.rx_adv_conf.rss_conf.rss_hf = ETH_RSS_IPV4|ETH_RSS_NONF_IPV4_UDP;
#endif
}
+ if (port_cfg->tx_conf.txq_flags & ETH_TXQ_FLAGS_NOREFCOUNT)
+ plog_info("\t\tEnabling No refcnt on port %d\n", port_id);
+ else
+ plog_info("\t\tRefcnt enabled on port %d\n", port_id);
+
+ if (port_cfg->tx_conf.txq_flags & ETH_TXQ_FLAGS_NOOFFLOADS)
+ plog_info("\t\tEnabling No TX offloads on port %d\n", port_id);
+ else
+ plog_info("\t\tTX offloads enabled on port %d\n", port_id);
+
+ if (port_cfg->tx_conf.txq_flags & ETH_TXQ_FLAGS_NOMULTSEGS)
+ plog_info("\t\tEnabling No TX MultiSegs on port %d\n", port_id);
+ else
+ plog_info("\t\tTX Multi segments enabled on port %d\n", port_id);
plog_info("\t\tConfiguring port %u... with %u RX queues and %u TX queues\n",
port_id, port_cfg->n_rxq, port_cfg->n_txq);
PROX_PANIC(ret < 0, "\t\t\trte_eth_rx_queue_setup() failed on port %u: error %s (%d)\n", port_id, strerror(-ret), ret);
}
- if (!strcmp(port_cfg->short_name, "virtio")) {
+ if (port_cfg->capabilities.tx_offload_cksum == 0) {
port_cfg->tx_conf.txq_flags |= ETH_TXQ_FLAGS_NOOFFLOADS;
- plog_info("\t\tDisabling TX offloads (virtio does not support TX offloads)\n");
+ plog_info("\t\tDisabling TX offloads as pmd reports that it does not support them)\n");
}
if (!strcmp(port_cfg->short_name, "vmxnet3")) {
- port_cfg->tx_conf.txq_flags |= ETH_TXQ_FLAGS_NOOFFLOADS | ETH_TXQ_FLAGS_NOMULTSEGS;
- plog_info("\t\tDisabling TX offloads and multsegs on port %d as vmxnet3 does not support them\n", port_id);
+ port_cfg->tx_conf.txq_flags |= ETH_TXQ_FLAGS_NOMULTSEGS;
+ plog_info("\t\tDisabling multsegs on port %d as vmxnet3 does not support them\n", port_id);
}
/* initialize one TX queue per logical core on each port */
for (uint16_t queue_id = 0; queue_id < port_cfg->n_txq; ++queue_id) {
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