app/testpmd: add device related commands

[dpdk.git] / app / test-pmd / testpmd.c

diff --git a/app/test-pmd/testpmd.c b/app/test-pmd/testpmd.c
index 3ed3523..a3b1542 100644 (file)
--- a/app/test-pmd/testpmd.c
+++ b/app/test-pmd/testpmd.c
@@ -2475,6 +2475,51 @@ detach_port_device(portid_t port_id)
        return;
 }
 
+void
+detach_device(char *identifier)
+{
+       struct rte_dev_iterator iterator;
+       struct rte_devargs da;
+       portid_t port_id;
+
+       printf("Removing a device...\n");
+
+       memset(&da, 0, sizeof(da));
+       if (rte_devargs_parsef(&da, "%s", identifier)) {
+               printf("cannot parse identifier\n");
+               if (da.args)
+                       free(da.args);
+               return;
+       }
+
+       RTE_ETH_FOREACH_MATCHING_DEV(port_id, identifier, &iterator) {
+               if (ports[port_id].port_status != RTE_PORT_CLOSED) {
+                       if (ports[port_id].port_status != RTE_PORT_STOPPED) {
+                               printf("Port %u not stopped\n", port_id);
+                               return;
+                       }
+
+                       /* sibling ports are forced to be closed */
+                       if (ports[port_id].flow_list)
+                               port_flow_flush(port_id);
+                       ports[port_id].port_status = RTE_PORT_CLOSED;
+                       printf("Port %u is now closed\n", port_id);
+               }
+       }
+
+       if (rte_eal_hotplug_remove(da.bus->name, da.name) != 0) {
+               TESTPMD_LOG(ERR, "Failed to detach device %s(%s)\n",
+                           da.name, da.bus->name);
+               return;
+       }
+
+       remove_invalid_ports();
+
+       printf("Device %s is detached\n", identifier);
+       printf("Now total ports is %d\n", nb_ports);
+       printf("Done\n");
+}
+
 void
 pmd_test_exit(void)
 {