[dpdk-dev] [PATCH 3/3] app/testpmd: set default MAC addresses for each VF

[Helin Zhang]

It generates MAC addresses during host port initialization, which
will be set as default MAC addresses for corresponding VFs.

Signed-off-by: Helin Zhang <helin.zhang at intel.com>
---
 app/test-pmd/testpmd.c | 19 +++++++++++++++++++
 1 file changed, 19 insertions(+)

diff --git a/app/test-pmd/testpmd.c b/app/test-pmd/testpmd.c
index 1319917..f7aac81 100644
--- a/app/test-pmd/testpmd.c
+++ b/app/test-pmd/testpmd.c
@@ -1762,6 +1762,23 @@ rxtx_port_config(struct rte_port *port)
                port->tx_conf.txq_flags = txq_flags;
 }

+static void
+generate_default_vf_mac_addr(portid_t pid, struct rte_vf_conf *vf_conf,
+                            uint8_t vf_num)
+{
+       uint8_t i;
+       uint8_t addr[ETHER_ADDR_LEN] = {0x68, 0x05, 0xca, 0x25, 0x00, 0x00};
+
+       if (vf_num >= ETH_VF_NUM_MAX)
+               return;
+
+       addr[4] = (uint8_t)pid;
+       for (i = 0; i < vf_num; i++) {
+               addr[5] = i;
+               memcpy(vf_conf[i].mac_addr.addr_bytes, addr, sizeof(addr));
+       }
+}
+
 void
 init_port_config(void)
 {
@@ -1772,6 +1789,8 @@ init_port_config(void)
                port = &ports[pid];
                port->dev_conf.rxmode = rx_mode;
                port->dev_conf.fdir_conf = fdir_conf;
+               generate_default_vf_mac_addr(pid, port->dev_conf.vf_conf, 32);
+
                if (nb_rxq > 1) {
                        port->dev_conf.rx_adv_conf.rss_conf.rss_key = NULL;
                        port->dev_conf.rx_adv_conf.rss_conf.rss_hf = rss_hf;
-- 
2.5.0