[dpdk-dev] [PATCH 2/2] net/dpaa2: Changes to support ethdev offload APIs

[Sunil Kumar Kori]

Signed-off-by: Sunil Kumar Kori <sunil.kori at nxp.com>
---
 drivers/net/dpaa2/dpaa2_ethdev.c | 63 +++++++++++++++++++++++++++++++++-------
 drivers/net/dpaa2/dpaa2_rxtx.c   | 32 +++++++-------------
 2 files changed, 63 insertions(+), 32 deletions(-)

diff --git a/drivers/net/dpaa2/dpaa2_ethdev.c b/drivers/net/dpaa2/dpaa2_ethdev.c
index 281483d..acf5f1a 100644
--- a/drivers/net/dpaa2/dpaa2_ethdev.c
+++ b/drivers/net/dpaa2/dpaa2_ethdev.c
@@ -172,16 +172,24 @@ dpaa2_dev_info_get(struct rte_eth_dev *dev, struct rte_eth_dev_info *dev_info)
 		DEV_RX_OFFLOAD_IPV4_CKSUM |
 		DEV_RX_OFFLOAD_UDP_CKSUM |
 		DEV_RX_OFFLOAD_TCP_CKSUM |
-		DEV_RX_OFFLOAD_OUTER_IPV4_CKSUM;
+		DEV_RX_OFFLOAD_OUTER_IPV4_CKSUM |
+		DEV_RX_OFFLOAD_VLAN_FILTER |
+		DEV_RX_OFFLOAD_VLAN_STRIP |
+		DEV_RX_OFFLOAD_JUMBO_FRAME |
+		DEV_RX_OFFLOAD_SCATTER;
 	dev_info->tx_offload_capa =
 		DEV_TX_OFFLOAD_IPV4_CKSUM |
 		DEV_TX_OFFLOAD_UDP_CKSUM |
 		DEV_TX_OFFLOAD_TCP_CKSUM |
 		DEV_TX_OFFLOAD_SCTP_CKSUM |
-		DEV_TX_OFFLOAD_OUTER_IPV4_CKSUM;
+		DEV_TX_OFFLOAD_OUTER_IPV4_CKSUM |
+		DEV_TX_OFFLOAD_VLAN_INSERT |
+		DEV_TX_OFFLOAD_MBUF_FAST_FREE |
+		DEV_TX_OFFLOAD_MULTI_SEGS;
 	dev_info->speed_capa = ETH_LINK_SPEED_1G |
 			ETH_LINK_SPEED_2_5G |
 			ETH_LINK_SPEED_10G;
+	dev_info->default_rxconf.rx_drop_en = true;
 }
 
 static int
@@ -268,12 +276,33 @@ dpaa2_eth_dev_configure(struct rte_eth_dev *dev)
 	struct dpaa2_dev_priv *priv = dev->data->dev_private;
 	struct fsl_mc_io *dpni = priv->hw;
 	struct rte_eth_conf *eth_conf = &dev->data->dev_conf;
-	int rx_ip_csum_offload = false;
+	struct rte_eth_dev_info dev_info;
+	uint64_t rx_offloads = eth_conf->rxmode.offloads;
+	uint64_t tx_offloads = eth_conf->txmode.offloads;
+	int rx_l3_csum_offload = false;
+	int rx_l4_csum_offload = false;
+	int tx_l3_csum_offload = false;
+	int tx_l4_csum_offload = false;
 	int ret;
 
 	PMD_INIT_FUNC_TRACE();
 
-	if (eth_conf->rxmode.jumbo_frame == 1) {
+	dpaa2_dev_info_get(dev, &dev_info);
+	if (dev_info.rx_offload_capa != rx_offloads) {
+		DPAA2_PMD_ERR("Some Rx offloads are not supported "
+			"requested 0x%" PRIx64 " supported 0x%" PRIx64,
+			rx_offloads, dev_info.rx_offload_capa);
+		return -ENOTSUP;
+	}
+
+	if (dev_info.tx_offload_capa != tx_offloads) {
+		DPAA2_PMD_ERR("Some Tx offloads are not supported "
+			"requested 0x%" PRIx64 " supported 0x%" PRIx64,
+			tx_offloads, dev_info.tx_offload_capa);
+		return -ENOTSUP;
+	}
+
+	if (rx_offloads & DEV_RX_OFFLOAD_JUMBO_FRAME) {
 		if (eth_conf->rxmode.max_rx_pkt_len <= DPAA2_MAX_RX_PKT_LEN) {
 			ret = dpni_set_max_frame_length(dpni, CMD_PRI_LOW,
 				priv->token, eth_conf->rxmode.max_rx_pkt_len);
@@ -297,32 +326,44 @@ dpaa2_eth_dev_configure(struct rte_eth_dev *dev)
 		}
 	}
 
-	if (eth_conf->rxmode.hw_ip_checksum)
-		rx_ip_csum_offload = true;
+	if (rx_offloads & DEV_RX_OFFLOAD_IPV4_CKSUM)
+		rx_l3_csum_offload = true;
+
+	if ((rx_offloads & DEV_RX_OFFLOAD_UDP_CKSUM) ||
+		(rx_offloads & DEV_RX_OFFLOAD_TCP_CKSUM))
+		rx_l4_csum_offload = true;
 
 	ret = dpni_set_offload(dpni, CMD_PRI_LOW, priv->token,
-			       DPNI_OFF_RX_L3_CSUM, rx_ip_csum_offload);
+			       DPNI_OFF_RX_L3_CSUM, rx_l3_csum_offload);
 	if (ret) {
 		DPAA2_PMD_ERR("Error to set RX l3 csum:Error = %d", ret);
 		return ret;
 	}
 
 	ret = dpni_set_offload(dpni, CMD_PRI_LOW, priv->token,
-			       DPNI_OFF_RX_L4_CSUM, rx_ip_csum_offload);
+			       DPNI_OFF_RX_L4_CSUM, rx_l4_csum_offload);
 	if (ret) {
 		DPAA2_PMD_ERR("Error to get RX l4 csum:Error = %d", ret);
 		return ret;
 	}
 
+	if (tx_offloads & DEV_TX_OFFLOAD_IPV4_CKSUM)
+		tx_l3_csum_offload = true;
+
+	if ((tx_offloads & DEV_TX_OFFLOAD_UDP_CKSUM) ||
+		(tx_offloads & DEV_TX_OFFLOAD_TCP_CKSUM) ||
+		(tx_offloads & DEV_TX_OFFLOAD_SCTP_CKSUM))
+		tx_l4_csum_offload = true;
+
 	ret = dpni_set_offload(dpni, CMD_PRI_LOW, priv->token,
-			       DPNI_OFF_TX_L3_CSUM, true);
+			       DPNI_OFF_TX_L3_CSUM, tx_l3_csum_offload);
 	if (ret) {
 		DPAA2_PMD_ERR("Error to set TX l3 csum:Error = %d", ret);
 		return ret;
 	}
 
 	ret = dpni_set_offload(dpni, CMD_PRI_LOW, priv->token,
-			       DPNI_OFF_TX_L4_CSUM, true);
+			       DPNI_OFF_TX_L4_CSUM, tx_l4_csum_offload);
 	if (ret) {
 		DPAA2_PMD_ERR("Error to get TX l4 csum:Error = %d", ret);
 		return ret;
@@ -343,7 +384,7 @@ dpaa2_eth_dev_configure(struct rte_eth_dev *dev)
 		}
 	}
 
-	if (eth_conf->rxmode.hw_vlan_filter)
+	if (rx_offloads & DEV_RX_OFFLOAD_VLAN_FILTER)
 		dpaa2_vlan_offload_set(dev, ETH_VLAN_FILTER_MASK);
 
 	/* update the current status */
diff --git a/drivers/net/dpaa2/dpaa2_rxtx.c b/drivers/net/dpaa2/dpaa2_rxtx.c
index 532de94..deadf1a 100644
--- a/drivers/net/dpaa2/dpaa2_rxtx.c
+++ b/drivers/net/dpaa2/dpaa2_rxtx.c
@@ -317,12 +317,6 @@ eth_mbuf_to_sg_fd(struct rte_mbuf *mbuf,
 	struct qbman_sge *sgt, *sge = NULL;
 	int i;
 
-	if (unlikely(mbuf->ol_flags & PKT_TX_VLAN_PKT)) {
-		int ret = rte_vlan_insert(&mbuf);
-		if (ret)
-			return ret;
-	}
-
 	temp = rte_pktmbuf_alloc(mbuf->pool);
 	if (temp == NULL) {
 		DPAA2_PMD_DP_DEBUG("No memory to allocate S/G table\n");
@@ -389,13 +383,6 @@ static void __attribute__ ((noinline)) __attribute__((hot))
 eth_mbuf_to_fd(struct rte_mbuf *mbuf,
 	       struct qbman_fd *fd, uint16_t bpid)
 {
-	if (unlikely(mbuf->ol_flags & PKT_TX_VLAN_PKT)) {
-		if (rte_vlan_insert(&mbuf)) {
-			rte_pktmbuf_free(mbuf);
-			return;
-		}
-	}
-
 	DPAA2_MBUF_TO_CONTIG_FD(mbuf, fd, bpid);
 
 	DPAA2_PMD_DP_DEBUG("mbuf =%p, mbuf->buf_addr =%p, off = %d,"
@@ -428,12 +415,6 @@ eth_copy_mbuf_to_fd(struct rte_mbuf *mbuf,
 	struct rte_mbuf *m;
 	void *mb = NULL;
 
-	if (unlikely(mbuf->ol_flags & PKT_TX_VLAN_PKT)) {
-		int ret = rte_vlan_insert(&mbuf);
-		if (ret)
-			return ret;
-	}
-
 	if (rte_dpaa2_mbuf_alloc_bulk(
 		rte_dpaa2_bpid_info[bpid].bp_list->mp, &mb, 1)) {
 		DPAA2_PMD_DP_DEBUG("Unable to allocated DPAA2 buffer\n");
@@ -734,8 +715,10 @@ dpaa2_dev_tx(void *queue, struct rte_mbuf **bufs, uint16_t nb_pkts)
 				    priv->bp_list->dpaa2_ops_index &&
 				    (*bufs)->nb_segs == 1 &&
 				    rte_mbuf_refcnt_read((*bufs)) == 1)) {
-					if (unlikely((*bufs)->ol_flags
-						& PKT_TX_VLAN_PKT)) {
+					if (unlikely(((*bufs)->ol_flags
+						& PKT_TX_VLAN_PKT) ||
+						(dev->data->dev_conf.txmode.offloads
+						& DEV_TX_OFFLOAD_VLAN_INSERT))) {
 						ret = rte_vlan_insert(bufs);
 						if (ret)
 							goto send_n_return;
@@ -755,6 +738,13 @@ dpaa2_dev_tx(void *queue, struct rte_mbuf **bufs, uint16_t nb_pkts)
 				goto send_n_return;
 			}
 
+			if (unlikely(((*bufs)->ol_flags & PKT_TX_VLAN_PKT) ||
+				(dev->data->dev_conf.txmode.offloads
+				& DEV_TX_OFFLOAD_VLAN_INSERT))) {
+				int ret = rte_vlan_insert(bufs);
+				if (ret)
+					goto send_n_return;
+			}
 			if (mp->ops_index != priv->bp_list->dpaa2_ops_index) {
 				DPAA2_PMD_WARN("Non DPAA2 buffer pool");
 				/* alloc should be from the default buffer pool
-- 
2.9.3