VNET: Initialization support for NXP DPAA2 poll mode driver

- NXP proposed a poll mode driver "rte_dpaa2_dpni" in DPDK upstream.
 - When using external DPDK with the given dpaa2 driver, VPP needs modification
   to initialize the PMD and to understand the DPAA2 N/W interfaces.

Change-Id: I00eb127fa88c71fb430d3def238d50ba68fd595f
Signed-off-by: Sachin <sachin.saxena@nxp.com>

vnet/vnet/devices/dpdk/dpdk.h

@@ -92,7 +92,8 @@ typedef enum {
   _ ("AF_PACKET PMD", AF_PACKET)  \
   _ ("rte_bond_pmd", BOND)        \
   _ ("rte_pmd_fm10k", FM10K)      \
-  _ ("rte_cxgbe_pmd", CXGBE)
+  _ ("rte_cxgbe_pmd", CXGBE)      \
+  _ ("rte_dpaa2_dpni", DPAA2)
 
 typedef enum {
   VNET_DPDK_PMD_NONE,
@@ -684,6 +685,10 @@ dpdk_pmd_constructor_init()
   _(bond_drv)
 #endif
 
+#ifdef RTE_LIBRTE_DPAA2_PMD
+  _(pmd_dpaa2_drv)
+#endif
+
 #undef _
 
 /*

vnet/vnet/devices/dpdk/format.c

@@ -359,6 +359,10 @@ static u8 * format_dpdk_device_type (u8 * s, va_list * args)
 	dev_type = "Ethernet Bonding";
 	break;
 
+    case VNET_DPDK_PMD_DPAA2:
+	dev_type = "NXP DPAA2 Mac";
+	break;
+
     default:
     case VNET_DPDK_PMD_UNKNOWN:
 	dev_type = "### UNKNOWN ###";

vnet/vnet/devices/dpdk/init.c

@@ -399,6 +399,9 @@ dpdk_lib_init (dpdk_main_t * dm)
             xd->nb_rx_desc = DPDK_NB_RX_DESC_10GE;
             xd->nb_tx_desc = DPDK_NB_TX_DESC_10GE;
             break;
+	  case VNET_DPDK_PMD_DPAA2:
+	    xd->port_type = VNET_DPDK_PORT_TYPE_ETH_10G;
+	    break;
 
           /* Cisco VIC */
           case VNET_DPDK_PMD_VICE: