[dpdk-dev] [PATCH v3 9/9] examples/vm_power_mgr: set MAC address of VF

[David Hunt]

We need to set vf mac from the host, so that they will be in sync on the
guest and the host. Otherwise, we'll have a random mac on the guest, and
a 00:00:00:00:00:00 mac on the host.

Signed-off-by: David Hunt <david.h...@intel.com>
---
 examples/vm_power_manager/main.c | 60 +++++++++++++++++++++++++++++++++++++++-
 1 file changed, 59 insertions(+), 1 deletion(-)

diff --git a/examples/vm_power_manager/main.c b/examples/vm_power_manager/main.c
index 698abca..18f5e7f 100644
--- a/examples/vm_power_manager/main.c
+++ b/examples/vm_power_manager/main.c
@@ -58,6 +58,15 @@
 #include "channel_monitor.h"
 #include "power_manager.h"
 #include "vm_power_cli.h"
+#ifdef RTE_LIBRTE_IXGBE_PMD
+#include <rte_pmd_ixgbe.h>
+#endif
+#ifdef RTE_LIBRTE_I40E_PMD
+#include <rte_pmd_i40e.h>
+#endif
+#ifdef RTE_LIBRTE_BNXT_PMD
+#include <rte_pmd_bnxt.h>
+#endif
 
 #define RX_RING_SIZE 512
 #define TX_RING_SIZE 512
@@ -222,7 +231,7 @@ check_all_ports_link_status(uint8_t port_num, uint32_t 
port_mask)
                                                (uint8_t)portid);
                                continue;
                        }
-                      /* clear all_ports_up flag if any link down */
+                       /* clear all_ports_up flag if any link down */
                        if (link.link_status == ETH_LINK_DOWN) {
                                all_ports_up = 0;
                                break;
@@ -273,7 +282,9 @@ main(int argc, char **argv)
        unsigned lcore_id;
        unsigned int nb_ports;
        struct rte_mempool *mbuf_pool;
+#ifdef RTE_LIBRTE_I40E_PMD
        uint8_t portid;
+#endif
 
 
        ret = rte_eal_init(argc, argv);
@@ -300,13 +311,60 @@ main(int argc, char **argv)
                rte_exit(EXIT_FAILURE, "Cannot create mbuf pool\n");
 
        /* Initialize ports. */
+#ifdef RTE_LIBRTE_I40E_PMD
        for (portid = 0; portid < nb_ports; portid++) {
+               struct ether_addr eth;
+               int w, j;
+               int ret = -ENOTSUP;
+
                if ((enabled_port_mask & (1 << portid)) == 0)
                        continue;
+
+               eth.addr_bytes[0] = 0xe0;
+               eth.addr_bytes[1] = 0xe0;
+               eth.addr_bytes[2] = 0xe0;
+               eth.addr_bytes[3] = 0xe0;
+               eth.addr_bytes[4] = portid + 0xf0;
+
                if (port_init(portid, mbuf_pool) != 0)
                        rte_exit(EXIT_FAILURE, "Cannot init port %"PRIu8 "\n",
                                        portid);
+
+               for (w = 0; w < MAX_VFS; w++) {
+                       eth.addr_bytes[5] = w + 0xf0;
+
+#ifdef RTE_LIBRTE_IXGBE_PMD
+                       if (ret == -ENOTSUP)
+                               ret = rte_pmd_ixgbe_set_vf_mac_addr(portid,
+                                               w, &eth);
+#endif
+#ifdef RTE_LIBRTE_I40E_PMD
+                       if (ret == -ENOTSUP)
+                               ret = rte_pmd_i40e_set_vf_mac_addr(portid,
+                                               w, &eth);
+#endif
+#ifdef RTE_LIBRTE_BNXT_PMD
+                       if (ret == -ENOTSUP)
+                               ret = rte_pmd_bnxt_set_vf_mac_addr(portid,
+                                               w, &eth);
+#endif
+
+
+                       switch (ret) {
+                       case 0:
+                               printf("Port %d VF %d MAC: ",
+                                               portid, w);
+                               for (j = 0; j < 6; j++) {
+                                       printf("%02x", eth.addr_bytes[j]);
+                                       if (j < 5)
+                                               printf(":");
+                               }
+                               printf("\n");
+                               break;
+                       }
+               }
        }
+#endif
 
        lcore_id = rte_get_next_lcore(-1, 1, 0);
        if (lcore_id == RTE_MAX_LCORE) {
-- 
2.7.4