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From: Haiyue Wang <haiyue.wang@intel.com>
To: dev@dpdk.org, ferruh.yigit@intel.com, mdr@ashroe.eu,
	chenmin.sun@intel.com
Cc: Haiyue Wang <haiyue.wang@intel.com>
Subject: [dpdk-dev] [RFC v3 2/4] net/i40e: support to get the Rx/Tx burst mode
Date: Wed, 11 Sep 2019 00:33:35 +0800	[thread overview]
Message-ID: <20190910163337.4843-3-haiyue.wang@intel.com> (raw)
In-Reply-To: <20190910163337.4843-1-haiyue.wang@intel.com>

According to the selected Rx/Tx burst function name, retrieve the
related burst mode options.

Signed-off-by: Haiyue Wang <haiyue.wang@intel.com>
---
 drivers/net/i40e/i40e_ethdev.c |  2 +
 drivers/net/i40e/i40e_ethdev.h |  4 ++
 drivers/net/i40e/i40e_rxtx.c   | 72 ++++++++++++++++++++++++++++++++++
 3 files changed, 78 insertions(+)

diff --git a/drivers/net/i40e/i40e_ethdev.c b/drivers/net/i40e/i40e_ethdev.c
index 4e40b7ab5..41296da01 100644
--- a/drivers/net/i40e/i40e_ethdev.c
+++ b/drivers/net/i40e/i40e_ethdev.c
@@ -491,6 +491,8 @@ static const struct eth_dev_ops i40e_eth_dev_ops = {
 	.filter_ctrl                  = i40e_dev_filter_ctrl,
 	.rxq_info_get                 = i40e_rxq_info_get,
 	.txq_info_get                 = i40e_txq_info_get,
+	.rx_burst_mode_get            = i40e_rx_burst_mode_get,
+	.tx_burst_mode_get            = i40e_tx_burst_mode_get,
 	.mirror_rule_set              = i40e_mirror_rule_set,
 	.mirror_rule_reset            = i40e_mirror_rule_reset,
 	.timesync_enable              = i40e_timesync_enable,
diff --git a/drivers/net/i40e/i40e_ethdev.h b/drivers/net/i40e/i40e_ethdev.h
index 38ac3ead6..3eb1b3780 100644
--- a/drivers/net/i40e/i40e_ethdev.h
+++ b/drivers/net/i40e/i40e_ethdev.h
@@ -1177,6 +1177,10 @@ void i40e_rxq_info_get(struct rte_eth_dev *dev, uint16_t queue_id,
 	struct rte_eth_rxq_info *qinfo);
 void i40e_txq_info_get(struct rte_eth_dev *dev, uint16_t queue_id,
 	struct rte_eth_txq_info *qinfo);
+void i40e_rx_burst_mode_get(struct rte_eth_dev *dev, uint16_t queue_id,
+			    struct rte_eth_burst_mode *mode);
+void i40e_tx_burst_mode_get(struct rte_eth_dev *dev, uint16_t queue_id,
+			    struct rte_eth_burst_mode *mode);
 struct i40e_ethertype_filter *
 i40e_sw_ethertype_filter_lookup(struct i40e_ethertype_rule *ethertype_rule,
 			const struct i40e_ethertype_filter_input *input);
diff --git a/drivers/net/i40e/i40e_rxtx.c b/drivers/net/i40e/i40e_rxtx.c
index 692c3bab4..d27a0bc87 100644
--- a/drivers/net/i40e/i40e_rxtx.c
+++ b/drivers/net/i40e/i40e_rxtx.c
@@ -3028,6 +3028,49 @@ i40e_set_rx_function(struct rte_eth_dev *dev)
 	}
 }
 
+void
+i40e_rx_burst_mode_get(struct rte_eth_dev *dev, __rte_unused uint16_t queue_id,
+		       struct rte_eth_burst_mode *mode)
+{
+	eth_rx_burst_t pkt_burst = dev->rx_pkt_burst;
+	uint64_t options;
+
+	if (pkt_burst == i40e_recv_scattered_pkts)
+		options = RTE_ETH_BURST_SCALAR | RTE_ETH_BURST_SCATTERED;
+	else if (pkt_burst == i40e_recv_pkts_bulk_alloc)
+		options = RTE_ETH_BURST_SCALAR | RTE_ETH_BURST_BULK_ALLOC;
+	else if (pkt_burst == i40e_recv_pkts)
+		options = RTE_ETH_BURST_SCALAR;
+#ifdef RTE_ARCH_X86
+	else if (pkt_burst == i40e_recv_scattered_pkts_vec_avx2)
+		options = RTE_ETH_BURST_VECTOR | RTE_ETH_BURST_AVX2 |
+			  RTE_ETH_BURST_SCATTERED;
+	else if (pkt_burst == i40e_recv_pkts_vec_avx2)
+		options = RTE_ETH_BURST_VECTOR | RTE_ETH_BURST_AVX2;
+	else if (pkt_burst == i40e_recv_scattered_pkts_vec)
+		options = RTE_ETH_BURST_VECTOR | RTE_ETH_BURST_SSE |
+			  RTE_ETH_BURST_SCATTERED;
+	else if (pkt_burst == i40e_recv_pkts_vec)
+		options = RTE_ETH_BURST_VECTOR | RTE_ETH_BURST_SSE;
+#elif defined(RTE_ARCH_ARM64)
+	else if (pkt_burst == i40e_recv_scattered_pkts_vec)
+		options = RTE_ETH_BURST_VECTOR | RTE_ETH_BURST_NEON |
+			  RTE_ETH_BURST_SCATTERED;
+	else if (pkt_burst == i40e_recv_pkts_vec)
+		options = RTE_ETH_BURST_VECTOR | RTE_ETH_BURST_NEON;
+#elif defined(RTE_ARCH_PPC_64)
+	else if (pkt_burst == i40e_recv_scattered_pkts_vec)
+		options = RTE_ETH_BURST_VECTOR | RTE_ETH_BURST_ALTIVEC |
+			  RTE_ETH_BURST_SCATTERED;
+	else if (pkt_burst == i40e_recv_pkts_vec)
+		options = RTE_ETH_BURST_VECTOR | RTE_ETH_BURST_ALTIVEC;
+#endif
+	else
+		options = 0;
+
+	mode->options = options;
+}
+
 void __attribute__((cold))
 i40e_set_tx_function_flag(struct rte_eth_dev *dev, struct i40e_tx_queue *txq)
 {
@@ -3121,6 +3164,35 @@ i40e_set_tx_function(struct rte_eth_dev *dev)
 	}
 }
 
+void
+i40e_tx_burst_mode_get(struct rte_eth_dev *dev, __rte_unused uint16_t queue_id,
+		       struct rte_eth_burst_mode *mode)
+{
+	eth_tx_burst_t pkt_burst = dev->tx_pkt_burst;
+	uint64_t options;
+
+	if (pkt_burst == i40e_xmit_pkts_simple)
+		options = RTE_ETH_BURST_SCALAR | RTE_ETH_BURST_SIMPLE;
+	else if (pkt_burst == i40e_xmit_pkts)
+		options = RTE_ETH_BURST_SCALAR;
+#ifdef RTE_ARCH_X86
+	else if (pkt_burst == i40e_xmit_pkts_vec_avx2)
+		options = RTE_ETH_BURST_VECTOR | RTE_ETH_BURST_AVX2;
+	else if (pkt_burst == i40e_xmit_pkts_vec)
+		options = RTE_ETH_BURST_VECTOR | RTE_ETH_BURST_SSE;
+#elif defined(RTE_ARCH_ARM64)
+	else if (pkt_burst == i40e_xmit_pkts_vec)
+		options = RTE_ETH_BURST_VECTOR | RTE_ETH_BURST_NEON;
+#elif defined(RTE_ARCH_PPC_64)
+	else if (pkt_burst == i40e_xmit_pkts_vec)
+		options = RTE_ETH_BURST_VECTOR | RTE_ETH_BURST_ALTIVEC;
+#endif
+	else
+		options = 0;
+
+	mode->options = options;
+}
+
 void __attribute__((cold))
 i40e_set_default_ptype_table(struct rte_eth_dev *dev)
 {
-- 
2.17.1


  parent reply	other threads:[~2019-09-10 16:39 UTC|newest]

Thread overview: 7+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2019-09-10 16:33 [dpdk-dev] [RFC v3 0/4] get Rx/Tx packet burst mode information Haiyue Wang
2019-09-10 16:33 ` [dpdk-dev] [RFC v3 1/4] ethdev: add the API for getting " Haiyue Wang
2019-09-10 16:33 ` Haiyue Wang [this message]
2019-09-10 16:33 ` [dpdk-dev] [RFC v3 3/4] net/ice: support to get the Rx/Tx burst mode Haiyue Wang
2019-09-10 16:33 ` [dpdk-dev] [RFC v3 4/4] app/testpmd: show the Rx/Tx burst mode description Haiyue Wang
2019-09-12 16:07   ` Iremonger, Bernard
2019-09-25 16:33     ` Wang, Haiyue

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