[dpdk-dev] [RFC v3 3/4] net/ice: support to get the Rx/Tx burst mode
Haiyue Wang
haiyue.wang at intel.com
Tue Sep 10 18:33:36 CEST 2019
According to the selected Rx/Tx burst function name, retrieve the
related burst mode options.
Signed-off-by: Haiyue Wang <haiyue.wang at intel.com>
---
drivers/net/ice/ice_ethdev.c | 2 ++
drivers/net/ice/ice_rxtx.c | 54 ++++++++++++++++++++++++++++++++++++
drivers/net/ice/ice_rxtx.h | 4 +++
3 files changed, 60 insertions(+)
diff --git a/drivers/net/ice/ice_ethdev.c b/drivers/net/ice/ice_ethdev.c
index 63997fdfb..784e07744 100644
--- a/drivers/net/ice/ice_ethdev.c
+++ b/drivers/net/ice/ice_ethdev.c
@@ -147,6 +147,8 @@ static const struct eth_dev_ops ice_eth_dev_ops = {
.vlan_pvid_set = ice_vlan_pvid_set,
.rxq_info_get = ice_rxq_info_get,
.txq_info_get = ice_txq_info_get,
+ .rx_burst_mode_get = ice_rx_burst_mode_get,
+ .tx_burst_mode_get = ice_tx_burst_mode_get,
.get_eeprom_length = ice_get_eeprom_length,
.get_eeprom = ice_get_eeprom,
.rx_queue_count = ice_rx_queue_count,
diff --git a/drivers/net/ice/ice_rxtx.c b/drivers/net/ice/ice_rxtx.c
index 81af81441..9e4c08d0a 100644
--- a/drivers/net/ice/ice_rxtx.c
+++ b/drivers/net/ice/ice_rxtx.c
@@ -2396,6 +2396,37 @@ ice_set_rx_function(struct rte_eth_dev *dev)
}
}
+void
+ice_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 == ice_recv_scattered_pkts)
+ options = RTE_ETH_BURST_SCALAR | RTE_ETH_BURST_SCATTERED;
+ else if (pkt_burst == ice_recv_pkts_bulk_alloc)
+ options = RTE_ETH_BURST_SCALAR | RTE_ETH_BURST_BULK_ALLOC;
+ else if (pkt_burst == ice_recv_pkts)
+ options = RTE_ETH_BURST_SCALAR;
+#ifdef RTE_ARCH_X86
+ else if (pkt_burst == ice_recv_scattered_pkts_vec_avx2)
+ options = RTE_ETH_BURST_VECTOR | RTE_ETH_BURST_AVX2 |
+ RTE_ETH_BURST_SCATTERED;
+ else if (pkt_burst == ice_recv_pkts_vec_avx2)
+ options = RTE_ETH_BURST_VECTOR | RTE_ETH_BURST_AVX2;
+ else if (pkt_burst == ice_recv_scattered_pkts_vec)
+ options = RTE_ETH_BURST_VECTOR | RTE_ETH_BURST_SSE |
+ RTE_ETH_BURST_SCATTERED;
+ else if (pkt_burst == ice_recv_pkts_vec)
+ options = RTE_ETH_BURST_VECTOR | RTE_ETH_BURST_SSE;
+#endif
+ else
+ options = 0;
+
+ mode->options = options;
+}
+
void __attribute__((cold))
ice_set_tx_function_flag(struct rte_eth_dev *dev, struct ice_tx_queue *txq)
{
@@ -2519,6 +2550,29 @@ ice_set_tx_function(struct rte_eth_dev *dev)
}
}
+void
+ice_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 == ice_xmit_pkts_simple)
+ options = RTE_ETH_BURST_SCALAR | RTE_ETH_BURST_SIMPLE;
+ else if (pkt_burst == ice_xmit_pkts)
+ options = RTE_ETH_BURST_SCALAR;
+#ifdef RTE_ARCH_X86
+ else if (pkt_burst == ice_xmit_pkts_vec_avx2)
+ options = RTE_ETH_BURST_VECTOR | RTE_ETH_BURST_AVX2;
+ else if (pkt_burst == ice_xmit_pkts_vec)
+ options = RTE_ETH_BURST_VECTOR | RTE_ETH_BURST_SSE;
+#endif
+ else
+ options = 0;
+
+ mode->options = options;
+}
+
/* For each value it means, datasheet of hardware can tell more details
*
* @note: fix ice_dev_supported_ptypes_get() if any change here.
diff --git a/drivers/net/ice/ice_rxtx.h b/drivers/net/ice/ice_rxtx.h
index e9214110c..8bdd4369c 100644
--- a/drivers/net/ice/ice_rxtx.h
+++ b/drivers/net/ice/ice_rxtx.h
@@ -166,6 +166,10 @@ void ice_rxq_info_get(struct rte_eth_dev *dev, uint16_t queue_id,
struct rte_eth_rxq_info *qinfo);
void ice_txq_info_get(struct rte_eth_dev *dev, uint16_t queue_id,
struct rte_eth_txq_info *qinfo);
+void ice_rx_burst_mode_get(struct rte_eth_dev *dev, uint16_t queue_id,
+ struct rte_eth_burst_mode *mode);
+void ice_tx_burst_mode_get(struct rte_eth_dev *dev, uint16_t queue_id,
+ struct rte_eth_burst_mode *mode);
int ice_rx_descriptor_status(void *rx_queue, uint16_t offset);
int ice_tx_descriptor_status(void *tx_queue, uint16_t offset);
void ice_set_default_ptype_table(struct rte_eth_dev *dev);
--
2.17.1
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