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-rw-r--r--VNFs/DPPD-PROX/handle_gen.c13
-rw-r--r--VNFs/DPPD-PROX/handle_lat.c14
-rw-r--r--VNFs/DPPD-PROX/prox_port_cfg.c71
-rw-r--r--VNFs/DPPD-PROX/run.c9
4 files changed, 94 insertions, 13 deletions
diff --git a/VNFs/DPPD-PROX/handle_gen.c b/VNFs/DPPD-PROX/handle_gen.c
index 4040b334..000d0176 100644
--- a/VNFs/DPPD-PROX/handle_gen.c
+++ b/VNFs/DPPD-PROX/handle_gen.c
@@ -642,6 +642,8 @@ static int handle_gen_bulk(struct task_base *tbase, struct rte_mbuf **mbufs, uin
int i, j;
+#if RTE_VERSION < RTE_VERSION_NUM(16,4,0,0)
+ // On more recent DPDK, we use the speed_capa of the port, and not the negotiated speed
// If link is down, link_speed is 0
if (unlikely(task->link_speed == 0)) {
if (task->port && task->port->link_speed != 0) {
@@ -651,6 +653,7 @@ static int handle_gen_bulk(struct task_base *tbase, struct rte_mbuf **mbufs, uin
} else
return 0;
}
+#endif
task_gen_update_config(task);
@@ -1197,6 +1200,7 @@ static void start(struct task_base *tbase)
if (task->port) {
// task->port->link_speed reports the link speed in Mbps e.g. 40k for a 40 Gbps NIC.
// task->link_speed reports link speed in Bytes per sec.
+#if RTE_VERSION < RTE_VERSION_NUM(16,4,0,0)
// It can be 0 if link is down, and must hence be updated in fast path.
task->link_speed = task->port->link_speed * 125000L;
if (task->link_speed)
@@ -1205,6 +1209,15 @@ static void start(struct task_base *tbase)
else
plog_info("\tPort %u: link speed is %ld Mbps - link might be down\n",
(uint8_t)(task->port - prox_port_cfg), 8 * task->link_speed / 1000000);
+#else
+ if (task->port->link_speed == UINT32_MAX)
+ task->link_speed = UINT64_MAX;
+ else {
+ task->link_speed = task->port->link_speed * 125000L;
+ plog_info("\tPort %u: link max speed is %ld Mbps\n",
+ (uint8_t)(task->port - prox_port_cfg), 8 * task->link_speed / 1000000);
+ }
+#endif
}
/* TODO
Handle the case when two tasks transmit to the same port
diff --git a/VNFs/DPPD-PROX/handle_lat.c b/VNFs/DPPD-PROX/handle_lat.c
index 8c7de8f1..0273230b 100644
--- a/VNFs/DPPD-PROX/handle_lat.c
+++ b/VNFs/DPPD-PROX/handle_lat.c
@@ -507,6 +507,8 @@ static int handle_lat_bulk(struct task_base *tbase, struct rte_mbuf **mbufs, uin
struct task_lat *task = (struct task_lat *)tbase;
int rc;
+#if RTE_VERSION < RTE_VERSION_NUM(16,4,0,0)
+ // On more recent DPDK, we use the speed_capa of the port, and not the negotiated speed
// If link is down, link_speed is 0
if (unlikely(task->link_speed == 0)) {
if (task->port && task->port->link_speed != 0) {
@@ -519,7 +521,7 @@ static int handle_lat_bulk(struct task_base *tbase, struct rte_mbuf **mbufs, uin
return 0;
}
}
-
+#endif
if (n_pkts == 0) {
task->begin = tbase->aux->tsc_rx.before;
return 0;
@@ -729,6 +731,7 @@ static void lat_start(struct task_base *tbase)
if (task->port) {
// task->port->link_speed reports the link speed in Mbps e.g. 40k for a 40 Gbps NIC.
// task->link_speed reports link speed in Bytes per sec.
+#if RTE_VERSION < RTE_VERSION_NUM(16,4,0,0)
// It can be 0 if link is down, and must hence be updated in fast path.
task->link_speed = task->port->link_speed * 125000L;
if (task->link_speed)
@@ -737,6 +740,15 @@ static void lat_start(struct task_base *tbase)
else
plog_info("\tPort %u: link speed is %ld Mbps - link might be down\n",
(uint8_t)(task->port - prox_port_cfg), 8 * task->link_speed / 1000000);
+#else
+ if (task->port->link_speed == UINT32_MAX)
+ task->link_speed = UINT64_MAX;
+ else {
+ task->link_speed = task->port->link_speed * 125000L;
+ plog_info("\tPort %u: link max speed is %ld Mbps\n",
+ (uint8_t)(task->port - prox_port_cfg), 8 * task->link_speed / 1000000);
+ }
+#endif
}
}
diff --git a/VNFs/DPPD-PROX/prox_port_cfg.c b/VNFs/DPPD-PROX/prox_port_cfg.c
index fc4971f1..6dc023dc 100644
--- a/VNFs/DPPD-PROX/prox_port_cfg.c
+++ b/VNFs/DPPD-PROX/prox_port_cfg.c
@@ -311,6 +311,20 @@ uint8_t init_rte_ring_dev(void)
static void print_port_capa(struct prox_port_cfg *port_cfg)
{
+ uint8_t port_id;
+
+ port_id = port_cfg - prox_port_cfg;
+ plog_info("\t*** Initializing port %u ***\n", port_id);
+ plog_info("\t\tPort name is set to %s\n", port_cfg->name);
+ plog_info("\t\tPort max RX/TX queue is %u/%u\n", port_cfg->max_rxq, port_cfg->max_txq);
+ plog_info("\t\tPort driver is %s\n", port_cfg->driver_name);
+#if RTE_VERSION >= RTE_VERSION_NUM(16,4,0,0)
+ plog_info("\t\tSupported speed mask = 0x%x\n", port_cfg->dev_info.speed_capa);
+ if (port_cfg->link_speed != UINT32_MAX) {
+ plog_info("\t\tHighest link speed capa = %d Mbps\n", port_cfg->link_speed);
+ }
+#endif
+
#if RTE_VERSION >= RTE_VERSION_NUM(18,8,0,1)
plog_info("\t\tRX offload capa = 0x%lx = ", port_cfg->dev_info.rx_offload_capa);
if (port_cfg->dev_info.rx_offload_capa & DEV_RX_OFFLOAD_VLAN_STRIP)
@@ -396,6 +410,48 @@ static void print_port_capa(struct prox_port_cfg *port_cfg)
#endif
}
+static void get_link_speed(struct prox_port_cfg *port_cfg)
+{
+#if RTE_VERSION >= RTE_VERSION_NUM(16,4,0,0)
+ port_cfg->link_speed = UINT32_MAX;
+
+ // virtio and vmxnet3 reports fake link_speed
+ if (strcmp(port_cfg->short_name, "vmxnet3") && strcmp(port_cfg->short_name, "virtio")) {
+ // Get link_speed from highest capability from the port
+ // This will be used by gen and lat for extrapolation purposes
+ // The negotiated link_speed (as reported by rte_eth_link_get
+ // or rte_eth_link_get_nowait) might be reported too late
+ // and might result in wrong exrapolation, and hence should not be used
+ // for extrapolation purposes
+ if (port_cfg->dev_info.speed_capa & ETH_LINK_SPEED_100G)
+ port_cfg->link_speed = ETH_SPEED_NUM_100G;
+ else if (port_cfg->dev_info.speed_capa & ETH_LINK_SPEED_56G)
+ port_cfg->link_speed = ETH_SPEED_NUM_56G;
+ else if (port_cfg->dev_info.speed_capa & ETH_LINK_SPEED_50G)
+ port_cfg->link_speed = ETH_SPEED_NUM_50G;
+ else if (port_cfg->dev_info.speed_capa & ETH_LINK_SPEED_40G)
+ port_cfg->link_speed = ETH_SPEED_NUM_40G;
+ else if (port_cfg->dev_info.speed_capa & ETH_LINK_SPEED_25G)
+ port_cfg->link_speed = ETH_SPEED_NUM_25G;
+ else if (port_cfg->dev_info.speed_capa & ETH_LINK_SPEED_20G)
+ port_cfg->link_speed = ETH_SPEED_NUM_20G;
+ else if (port_cfg->dev_info.speed_capa & ETH_LINK_SPEED_10G)
+ port_cfg->link_speed = ETH_SPEED_NUM_10G;
+ else if (port_cfg->dev_info.speed_capa & ETH_LINK_SPEED_5G)
+ port_cfg->link_speed = ETH_SPEED_NUM_5G;
+ else if (port_cfg->dev_info.speed_capa & ETH_LINK_SPEED_2_5G)
+ port_cfg->link_speed = ETH_SPEED_NUM_2_5G;
+ else if (port_cfg->dev_info.speed_capa & ETH_LINK_SPEED_1G)
+ port_cfg->link_speed = ETH_SPEED_NUM_1G;
+ else if (port_cfg->dev_info.speed_capa & (ETH_LINK_SPEED_100M_HD | ETH_LINK_SPEED_100M))
+ port_cfg->link_speed = ETH_SPEED_NUM_100M;
+ else if (port_cfg->dev_info.speed_capa & (ETH_LINK_SPEED_10M_HD | ETH_LINK_SPEED_10M))
+ port_cfg->link_speed = ETH_SPEED_NUM_10M;
+
+ }
+#endif
+}
+
static void init_port(struct prox_port_cfg *port_cfg)
{
static char dummy_pool_name[] = "0_dummy";
@@ -403,15 +459,9 @@ static void init_port(struct prox_port_cfg *port_cfg)
uint8_t port_id;
int ret;
+ get_link_speed(port_cfg);
+ print_port_capa(port_cfg);
port_id = port_cfg - prox_port_cfg;
- plog_info("\t*** Initializing port %u ***\n", port_id);
- plog_info("\t\tPort name is set to %s\n", port_cfg->name);
- plog_info("\t\tPort max RX/TX queue is %u/%u\n", port_cfg->max_rxq, port_cfg->max_txq);
- plog_info("\t\tPort driver is %s\n", port_cfg->driver_name);
-#if RTE_VERSION >= RTE_VERSION_NUM(16,4,0,0)
- plog_info("\t\tSupported speed mask = 0x%x\n", port_cfg->dev_info.speed_capa);
-#endif
-
PROX_PANIC(port_cfg->n_rxq == 0 && port_cfg->n_txq == 0,
"\t\t port %u is enabled but no RX or TX queues have been configured", port_id);
@@ -449,8 +499,6 @@ static void init_port(struct prox_port_cfg *port_cfg)
}
}
- print_port_capa(port_cfg);
-
if (port_cfg->n_rxq > 1) {
// Enable RSS if multiple receive queues
port_cfg->port_conf.rxmode.mq_mode |= ETH_MQ_RX_RSS;
@@ -604,7 +652,10 @@ static void init_port(struct prox_port_cfg *port_cfg)
rte_eth_link_get(port_id, &link);
port_cfg->link_up = link.link_status;
+#if RTE_VERSION < RTE_VERSION_NUM(16,4,0,0)
port_cfg->link_speed = link.link_speed;
+#endif
+
if (link.link_status) {
plog_info("Link Up - speed %'u Mbps - %s\n",
link.link_speed,
diff --git a/VNFs/DPPD-PROX/run.c b/VNFs/DPPD-PROX/run.c
index 6ffd76be..2ad8aca1 100644
--- a/VNFs/DPPD-PROX/run.c
+++ b/VNFs/DPPD-PROX/run.c
@@ -78,9 +78,14 @@ static void update_link_states(void)
port_cfg = &prox_port_cfg[portid];
rte_eth_link_get_nowait(portid, &link);
- port_cfg->link_up = link.link_status;
+#if RTE_VERSION < RTE_VERSION_NUM(16,4,0,0)
+ // On more recent DPDK, we use the speed_capa of the port, and not the negotiated speed
port_cfg->link_speed = link.link_speed;
- plog_info("Link speed now %d Mbps\n", port_cfg->link_speed);
+#endif
+ if (port_cfg->link_up != link.link_status) {
+ port_cfg->link_up = link.link_status;
+ plog_info("port %d: Link speed now %d Mbps\n", portid, link.link_speed);
+ }
}
}