X-Git-Url: http://git.droids-corp.org/?a=blobdiff_plain;f=drivers%2Fnet%2Fenetc%2Fenetc_ethdev.c;h=362e0740c26b0233c33264682b17c3dc553a0207;hb=c352338e44b24bc1aa3a1a1b165ac3f4baeef37e;hp=ff9301e0181decf55122ac94bceb7aead118e4ad;hpb=8b675ab10ee509f142e0f265b5feacaf4f93639c;p=dpdk.git

diff --git a/drivers/net/enetc/enetc_ethdev.c b/drivers/net/enetc/enetc_ethdev.c
index ff9301e018..362e0740c2 100644
--- a/drivers/net/enetc/enetc_ethdev.c
+++ b/drivers/net/enetc/enetc_ethdev.c
@@ -162,7 +162,12 @@ enetc_dev_infos_get(struct rte_eth_dev *dev __rte_unused,
 	dev_info->max_rx_queues = MAX_RX_RINGS;
 	dev_info->max_tx_queues = MAX_TX_RINGS;
 	dev_info->max_rx_pktlen = ENETC_MAC_MAXFRM_SIZE;
-	dev_info->rx_offload_capa = DEV_RX_OFFLOAD_JUMBO_FRAME;
+	dev_info->rx_offload_capa =
+		(DEV_RX_OFFLOAD_IPV4_CKSUM |
+		 DEV_RX_OFFLOAD_UDP_CKSUM |
+		 DEV_RX_OFFLOAD_TCP_CKSUM |
+		 DEV_RX_OFFLOAD_KEEP_CRC |
+		 DEV_RX_OFFLOAD_JUMBO_FRAME);
 }
 
 static int
@@ -378,6 +383,7 @@ enetc_rx_queue_setup(struct rte_eth_dev *dev,
 	struct rte_eth_dev_data *data =  dev->data;
 	struct enetc_eth_adapter *adapter =
 			ENETC_DEV_PRIVATE(data->dev_private);
+	uint64_t rx_offloads = data->dev_conf.rxmode.offloads;
 
 	PMD_INIT_FUNC_TRACE();
 	if (nb_rx_desc > MAX_BD_COUNT)
@@ -410,6 +416,9 @@ enetc_rx_queue_setup(struct rte_eth_dev *dev,
 			       RTE_ETH_QUEUE_STATE_STOPPED;
 	}
 
+	rx_ring->crc_len = (uint8_t)((rx_offloads & DEV_RX_OFFLOAD_KEEP_CRC) ?
+				     ETHER_CRC_LEN : 0);
+
 	return 0;
 fail:
 	rte_free(rx_ring);
@@ -625,11 +634,12 @@ enetc_mtu_set(struct rte_eth_dev *dev, uint16_t mtu)
 static int
 enetc_dev_configure(struct rte_eth_dev *dev)
 {
-	struct rte_eth_conf *eth_conf = &dev->data->dev_conf;
-	uint64_t rx_offloads = eth_conf->rxmode.offloads;
 	struct enetc_eth_hw *hw =
 		ENETC_DEV_PRIVATE_TO_HW(dev->data->dev_private);
 	struct enetc_hw *enetc_hw = &hw->hw;
+	struct rte_eth_conf *eth_conf = &dev->data->dev_conf;
+	uint64_t rx_offloads = eth_conf->rxmode.offloads;
+	uint32_t checksum = L3_CKSUM | L4_CKSUM;
 
 	PMD_INIT_FUNC_TRACE();
 
@@ -647,6 +657,23 @@ enetc_dev_configure(struct rte_eth_dev *dev)
 		dev->data->mtu = ETHER_MAX_LEN - ETHER_HDR_LEN - ETHER_CRC_LEN;
 	}
 
+	if (rx_offloads & DEV_RX_OFFLOAD_KEEP_CRC) {
+		int config;
+
+		config = enetc_port_rd(enetc_hw, ENETC_PM0_CMD_CFG);
+		config |= ENETC_PM0_CRC;
+		enetc_port_wr(enetc_hw, ENETC_PM0_CMD_CFG, config);
+	}
+
+	if (rx_offloads & DEV_RX_OFFLOAD_IPV4_CKSUM)
+		checksum &= ~L3_CKSUM;
+
+	if (rx_offloads & (DEV_RX_OFFLOAD_UDP_CKSUM | DEV_RX_OFFLOAD_TCP_CKSUM))
+		checksum &= ~L4_CKSUM;
+
+	enetc_port_wr(enetc_hw, ENETC_PAR_PORT_CFG, checksum);
+
+
 	return 0;
 }