X-Git-Url: http://git.droids-corp.org/?a=blobdiff_plain;f=drivers%2Fnet%2Fena%2Fena_ethdev.c;h=e99bf299e73c79ef7e1cc6b2790e19ee91c11137;hb=c100fd464bb7;hp=555fb31c6e47918affaad599a7f7b2c8650e95e6;hpb=0880c40113ef2d69b6433d7dfa0b4032cc378b0d;p=dpdk.git

diff --git a/drivers/net/ena/ena_ethdev.c b/drivers/net/ena/ena_ethdev.c
index 555fb31c6e..e99bf299e7 100644
--- a/drivers/net/ena/ena_ethdev.c
+++ b/drivers/net/ena/ena_ethdev.c
@@ -39,6 +39,7 @@
 #include <rte_errno.h>
 #include <rte_version.h>
 #include <rte_eal_memconfig.h>
+#include <rte_net.h>
 
 #include "ena_ethdev.h"
 #include "ena_logs.h"
@@ -168,6 +169,14 @@ static const struct ena_stats ena_stats_ena_com_strings[] = {
 #define PCI_DEVICE_ID_ENA_VF	0xEC20
 #define PCI_DEVICE_ID_ENA_LLQ_VF	0xEC21
 
+#define	ENA_TX_OFFLOAD_MASK	(\
+	PKT_TX_L4_MASK |         \
+	PKT_TX_IP_CKSUM |        \
+	PKT_TX_TCP_SEG)
+
+#define	ENA_TX_OFFLOAD_NOTSUP_MASK	\
+	(PKT_TX_OFFLOAD_MASK ^ ENA_TX_OFFLOAD_MASK)
+
 static struct rte_pci_id pci_id_ena_map[] = {
 	{ RTE_PCI_DEVICE(PCI_VENDOR_ID_AMAZON, PCI_DEVICE_ID_ENA_VF) },
 	{ RTE_PCI_DEVICE(PCI_VENDOR_ID_AMAZON, PCI_DEVICE_ID_ENA_LLQ_VF) },
@@ -179,6 +188,8 @@ static int ena_device_init(struct ena_com_dev *ena_dev,
 static int ena_dev_configure(struct rte_eth_dev *dev);
 static uint16_t eth_ena_xmit_pkts(void *tx_queue, struct rte_mbuf **tx_pkts,
 				  uint16_t nb_pkts);
+static uint16_t eth_ena_prep_pkts(void *tx_queue, struct rte_mbuf **tx_pkts,
+		uint16_t nb_pkts);
 static int ena_tx_queue_setup(struct rte_eth_dev *dev, uint16_t queue_idx,
 			      uint16_t nb_desc, unsigned int socket_id,
 			      const struct rte_eth_txconf *tx_conf);
@@ -1272,13 +1283,14 @@ static int eth_ena_dev_init(struct rte_eth_dev *eth_dev)
 	eth_dev->dev_ops = &ena_dev_ops;
 	eth_dev->rx_pkt_burst = &eth_ena_recv_pkts;
 	eth_dev->tx_pkt_burst = &eth_ena_xmit_pkts;
+	eth_dev->tx_pkt_prepare = &eth_ena_prep_pkts;
 	adapter->rte_eth_dev_data = eth_dev->data;
 	adapter->rte_dev = eth_dev;
 
 	if (rte_eal_process_type() != RTE_PROC_PRIMARY)
 		return 0;
 
-	pci_dev = eth_dev->pci_dev;
+	pci_dev = RTE_DEV_TO_PCI(eth_dev->device);
 	adapter->pdev = pci_dev;
 
 	PMD_INIT_LOG(INFO, "Initializing %x:%x:%x.%d\n",
@@ -1436,6 +1448,8 @@ static void ena_infos_get(struct rte_eth_dev *dev,
 	ena_dev = &adapter->ena_dev;
 	ena_assert_msg(ena_dev != NULL, "Uninitialized device");
 
+	dev_info->pci_dev = RTE_DEV_TO_PCI(dev->device);
+
 	dev_info->speed_capa =
 			ETH_LINK_SPEED_1G   |
 			ETH_LINK_SPEED_2_5G |
@@ -1570,6 +1584,45 @@ static uint16_t eth_ena_recv_pkts(void *rx_queue, struct rte_mbuf **rx_pkts,
 	return recv_idx;
 }
 
+static uint16_t
+eth_ena_prep_pkts(__rte_unused void *tx_queue, struct rte_mbuf **tx_pkts,
+		uint16_t nb_pkts)
+{
+	int32_t ret;
+	uint32_t i;
+	struct rte_mbuf *m;
+	uint64_t ol_flags;
+
+	for (i = 0; i != nb_pkts; i++) {
+		m = tx_pkts[i];
+		ol_flags = m->ol_flags;
+
+		if ((ol_flags & ENA_TX_OFFLOAD_NOTSUP_MASK) != 0 ||
+				(ol_flags & PKT_TX_L4_MASK) ==
+				PKT_TX_SCTP_CKSUM) {
+			rte_errno = -ENOTSUP;
+			return i;
+		}
+
+#ifdef RTE_LIBRTE_ETHDEV_DEBUG
+		ret = rte_validate_tx_offload(m);
+		if (ret != 0) {
+			rte_errno = ret;
+			return i;
+		}
+#endif
+		/* ENA doesn't need different phdr cskum for TSO */
+		ret = rte_net_intel_cksum_flags_prepare(m,
+			ol_flags & ~PKT_TX_TCP_SEG);
+		if (ret != 0) {
+			rte_errno = ret;
+			return i;
+		}
+	}
+
+	return i;
+}
+
 static uint16_t eth_ena_xmit_pkts(void *tx_queue, struct rte_mbuf **tx_pkts,
 				  uint16_t nb_pkts)
 {