net/ngbe: support Rx/Tx burst mode info

Support to get Rx/Tx burst mode info.

Signed-off-by: Jiawen Wu <jiawenwu@trustnetic.com>

diff --git a/doc/guides/nics/features/ngbe.ini b/doc/guides/nics/features/ngbe.ini
index d23e7f084fec8fb1c6a828857fcf0e70f68992d5..70bf91e6a1417e251a47b88aa6afd6697d0a8647 100644 (file)
--- a/doc/guides/nics/features/ngbe.ini
+++ b/doc/guides/nics/features/ngbe.ini
@@ -8,6 +8,7 @@ Speed capabilities   = Y
 Link status          = Y
 Link status event    = Y
 Queue start/stop     = Y
+Burst mode info      = Y
 Scattered Rx         = Y
 TSO                  = Y
 L3 checksum offload  = Y

diff --git a/drivers/net/ngbe/ngbe_ethdev.c b/drivers/net/ngbe/ngbe_ethdev.c
index 6043bfd4317fc33d3c9c2f547faf4f4115d4bb9f..b12851d30973080954093964ed999968cc99f2d3 100644 (file)
--- a/drivers/net/ngbe/ngbe_ethdev.c
+++ b/drivers/net/ngbe/ngbe_ethdev.c
@@ -1196,6 +1196,8 @@ static const struct eth_dev_ops ngbe_eth_dev_ops = {
        .rx_queue_release           = ngbe_dev_rx_queue_release,
        .tx_queue_setup             = ngbe_dev_tx_queue_setup,
        .tx_queue_release           = ngbe_dev_tx_queue_release,
+       .rx_burst_mode_get          = ngbe_rx_burst_mode_get,
+       .tx_burst_mode_get          = ngbe_tx_burst_mode_get,
 };
 
 RTE_PMD_REGISTER_PCI(net_ngbe, rte_ngbe_pmd);

diff --git a/drivers/net/ngbe/ngbe_ethdev.h b/drivers/net/ngbe/ngbe_ethdev.h
index 7b085f070f1eda7169c9691f5b3851e19423f07d..286cb893d69e5ba9b948e879960514781fa65b18 100644 (file)
--- a/drivers/net/ngbe/ngbe_ethdev.h
+++ b/drivers/net/ngbe/ngbe_ethdev.h
@@ -103,6 +103,13 @@ int ngbe_dev_tx_queue_start(struct rte_eth_dev *dev, uint16_t tx_queue_id);
 
 int ngbe_dev_tx_queue_stop(struct rte_eth_dev *dev, uint16_t tx_queue_id);
 
+int
+ngbe_rx_burst_mode_get(struct rte_eth_dev *dev, __rte_unused uint16_t queue_id,
+                     struct rte_eth_burst_mode *mode);
+int
+ngbe_tx_burst_mode_get(struct rte_eth_dev *dev, __rte_unused uint16_t queue_id,
+                     struct rte_eth_burst_mode *mode);
+
 uint16_t ngbe_recv_pkts(void *rx_queue, struct rte_mbuf **rx_pkts,
                uint16_t nb_pkts);
 

diff --git a/drivers/net/ngbe/ngbe_rxtx.c b/drivers/net/ngbe/ngbe_rxtx.c
index d1b825d0dcb2ed105dea66951f26249c94e12d2b..5941e0a2d80da23d310662fe417089324ed5f2a2 100644 (file)
--- a/drivers/net/ngbe/ngbe_rxtx.c
+++ b/drivers/net/ngbe/ngbe_rxtx.c
@@ -1689,6 +1689,34 @@ ngbe_set_tx_function(struct rte_eth_dev *dev, struct ngbe_tx_queue *txq)
        }
 }
 
+static const struct {
+       eth_tx_burst_t pkt_burst;
+       const char *info;
+} ngbe_tx_burst_infos[] = {
+       { ngbe_xmit_pkts_simple,   "Scalar Simple"},
+       { ngbe_xmit_pkts,          "Scalar"},
+};
+
+int
+ngbe_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;
+       int ret = -EINVAL;
+       unsigned int i;
+
+       for (i = 0; i < RTE_DIM(ngbe_tx_burst_infos); ++i) {
+               if (pkt_burst == ngbe_tx_burst_infos[i].pkt_burst) {
+                       snprintf(mode->info, sizeof(mode->info), "%s",
+                                ngbe_tx_burst_infos[i].info);
+                       ret = 0;
+                       break;
+               }
+       }
+
+       return ret;
+}
+
 uint64_t
 ngbe_get_tx_port_offloads(struct rte_eth_dev *dev)
 {
@@ -2239,6 +2267,36 @@ ngbe_set_rx_function(struct rte_eth_dev *dev)
        }
 }
 
+static const struct {
+       eth_rx_burst_t pkt_burst;
+       const char *info;
+} ngbe_rx_burst_infos[] = {
+       { ngbe_recv_pkts_sc_single_alloc,    "Scalar Scattered"},
+       { ngbe_recv_pkts_sc_bulk_alloc,      "Scalar Scattered Bulk Alloc"},
+       { ngbe_recv_pkts_bulk_alloc,         "Scalar Bulk Alloc"},
+       { ngbe_recv_pkts,                    "Scalar"},
+};
+
+int
+ngbe_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;
+       int ret = -EINVAL;
+       unsigned int i;
+
+       for (i = 0; i < RTE_DIM(ngbe_rx_burst_infos); ++i) {
+               if (pkt_burst == ngbe_rx_burst_infos[i].pkt_burst) {
+                       snprintf(mode->info, sizeof(mode->info), "%s",
+                                ngbe_rx_burst_infos[i].info);
+                       ret = 0;
+                       break;
+               }
+       }
+
+       return ret;
+}
+
 /*
  * Initializes Receive Unit.
  */