dpdk: Add constants for failsafe PMD

Adding name, enum constants and formatting code
for failsafe PMD.

This is part of initial effort to enable vpp running over
dpdk on failsafe PMD in Microsoft Azure(2/4).

Change-Id: I4eb0093db9f666e2635f7ddff451e3c9064bd0c4
Signed-off-by: Rui Cai <rucai@microsoft.com>

diff --git a/src/plugins/dpdk/device/dpdk.h b/src/plugins/dpdk/device/dpdk.h
index e1966e4..eed1126 100644 (file)
--- a/src/plugins/dpdk/device/dpdk.h
+++ b/src/plugins/dpdk/device/dpdk.h
@@ -80,7 +80,8 @@ extern vlib_node_registration_t dpdk_input_node;
   _ ("net_dpaa2", DPAA2)          \
   _ ("net_virtio_user", VIRTIO_USER) \
   _ ("net_vhost", VHOST_ETHER)    \
-  _ ("net_ena", ENA)
+  _ ("net_ena", ENA)              \
+  _ ("net_failsafe", FAILSAFE)
 
 typedef enum
 {
@@ -109,6 +110,7 @@ typedef enum
   VNET_DPDK_PORT_TYPE_ETH_VF,
   VNET_DPDK_PORT_TYPE_VIRTIO_USER,
   VNET_DPDK_PORT_TYPE_VHOST_ETHER,
+  VNET_DPDK_PORT_TYPE_FAILSAFE,
   VNET_DPDK_PORT_TYPE_UNKNOWN,
 } dpdk_port_type_t;
 

diff --git a/src/plugins/dpdk/device/format.c b/src/plugins/dpdk/device/format.c
index 3809024..6dd80e0 100644 (file)
--- a/src/plugins/dpdk/device/format.c
+++ b/src/plugins/dpdk/device/format.c
@@ -235,6 +235,10 @@ format_dpdk_device_name (u8 * s, va_list * args)
       device_name = "VhostEthernet";
       break;
 
+    case VNET_DPDK_PORT_TYPE_FAILSAFE:
+      device_name = "FailsafeEthernet";
+      break;
+
     default:
     case VNET_DPDK_PORT_TYPE_UNKNOWN:
       device_name = "UnknownEthernet";
@@ -243,7 +247,8 @@ format_dpdk_device_name (u8 * s, va_list * args)
 
   rte_eth_dev_info_get (i, &dev_info);
 
-  if (dev_info.pci_dev)
+  if (dev_info.pci_dev &&
+      dm->devices[i].port_type != VNET_DPDK_PORT_TYPE_FAILSAFE)
     ret = format (s, devname_format, device_name, dev_info.pci_dev->addr.bus,
                  dev_info.pci_dev->addr.devid,
                  dev_info.pci_dev->addr.function);
@@ -363,6 +368,10 @@ format_dpdk_device_type (u8 * s, va_list * args)
       dev_type = "AWS ENA VF";
       break;
 
+    case VNET_DPDK_PMD_FAILSAFE:
+      dev_type = "Failsafe Ethernet";
+      break;
+
     default:
     case VNET_DPDK_PMD_UNKNOWN:
       dev_type = "### UNKNOWN ###";