net/cnxk: support Rx/Tx burst mode query

Patch implements ethdev operations to get Rx and Tx burst
mode.

Signed-off-by: Sunil Kumar Kori <skori@marvell.com>

diff --git a/doc/guides/nics/features/cnxk.ini b/doc/guides/nics/features/cnxk.ini
index b41af2d..298f167 100644 (file)
--- a/doc/guides/nics/features/cnxk.ini
+++ b/doc/guides/nics/features/cnxk.ini
@@ -12,6 +12,7 @@ Link status          = Y
 Link status event    = Y
 Runtime Rx queue setup = Y
 Runtime Tx queue setup = Y
+Burst mode info      = Y
 Fast mbuf free       = Y
 Free Tx mbuf on demand = Y
 Queue start/stop     = Y

diff --git a/doc/guides/nics/features/cnxk_vec.ini b/doc/guides/nics/features/cnxk_vec.ini
index 7fe8018..a673cc1 100644 (file)
--- a/doc/guides/nics/features/cnxk_vec.ini
+++ b/doc/guides/nics/features/cnxk_vec.ini
@@ -12,6 +12,7 @@ Link status          = Y
 Link status event    = Y
 Runtime Rx queue setup = Y
 Runtime Tx queue setup = Y
+Burst mode info      = Y
 Fast mbuf free       = Y
 Free Tx mbuf on demand = Y
 Queue start/stop     = Y

diff --git a/doc/guides/nics/features/cnxk_vf.ini b/doc/guides/nics/features/cnxk_vf.ini
index 5cc9f3f..335d082 100644 (file)
--- a/doc/guides/nics/features/cnxk_vf.ini
+++ b/doc/guides/nics/features/cnxk_vf.ini
@@ -11,6 +11,7 @@ Link status          = Y
 Link status event    = Y
 Runtime Rx queue setup = Y
 Runtime Tx queue setup = Y
+Burst mode info      = Y
 Fast mbuf free       = Y
 Free Tx mbuf on demand = Y
 Queue start/stop     = Y

diff --git a/drivers/net/cnxk/cnxk_ethdev.c b/drivers/net/cnxk/cnxk_ethdev.c
index 516788c..0311df3 100644 (file)
--- a/drivers/net/cnxk/cnxk_ethdev.c
+++ b/drivers/net/cnxk/cnxk_ethdev.c
@@ -1113,6 +1113,8 @@ struct eth_dev_ops cnxk_eth_dev_ops = {
        .promiscuous_disable = cnxk_nix_promisc_disable,
        .allmulticast_enable = cnxk_nix_allmulticast_enable,
        .allmulticast_disable = cnxk_nix_allmulticast_disable,
+       .rx_burst_mode_get = cnxk_nix_rx_burst_mode_get,
+       .tx_burst_mode_get = cnxk_nix_tx_burst_mode_get,
 };
 
 static int

diff --git a/drivers/net/cnxk/cnxk_ethdev.h b/drivers/net/cnxk/cnxk_ethdev.h
index 70bc374..aea0005 100644 (file)
--- a/drivers/net/cnxk/cnxk_ethdev.h
+++ b/drivers/net/cnxk/cnxk_ethdev.h
@@ -234,6 +234,10 @@ int cnxk_nix_allmulticast_enable(struct rte_eth_dev *eth_dev);
 int cnxk_nix_allmulticast_disable(struct rte_eth_dev *eth_dev);
 int cnxk_nix_info_get(struct rte_eth_dev *eth_dev,
                      struct rte_eth_dev_info *dev_info);
+int cnxk_nix_rx_burst_mode_get(struct rte_eth_dev *eth_dev, uint16_t queue_id,
+                              struct rte_eth_burst_mode *mode);
+int cnxk_nix_tx_burst_mode_get(struct rte_eth_dev *eth_dev, uint16_t queue_id,
+                              struct rte_eth_burst_mode *mode);
 int cnxk_nix_configure(struct rte_eth_dev *eth_dev);
 int cnxk_nix_tx_queue_setup(struct rte_eth_dev *eth_dev, uint16_t qid,
                            uint16_t nb_desc, uint16_t fp_tx_q_sz,

diff --git a/drivers/net/cnxk/cnxk_ethdev_ops.c b/drivers/net/cnxk/cnxk_ethdev_ops.c
index 61ecbab..7ae961a 100644 (file)
--- a/drivers/net/cnxk/cnxk_ethdev_ops.c
+++ b/drivers/net/cnxk/cnxk_ethdev_ops.c
@@ -71,6 +71,133 @@ cnxk_nix_info_get(struct rte_eth_dev *eth_dev, struct rte_eth_dev_info *devinfo)
        return 0;
 }
 
+int
+cnxk_nix_rx_burst_mode_get(struct rte_eth_dev *eth_dev, uint16_t queue_id,
+                          struct rte_eth_burst_mode *mode)
+{
+       ssize_t bytes = 0, str_size = RTE_ETH_BURST_MODE_INFO_SIZE, rc;
+       struct cnxk_eth_dev *dev = cnxk_eth_pmd_priv(eth_dev);
+       const struct burst_info {
+               uint64_t flags;
+               const char *output;
+       } rx_offload_map[] = {
+               {DEV_RX_OFFLOAD_VLAN_STRIP, " VLAN Strip,"},
+               {DEV_RX_OFFLOAD_IPV4_CKSUM, " Inner IPv4 Checksum,"},
+               {DEV_RX_OFFLOAD_UDP_CKSUM, " UDP Checksum,"},
+               {DEV_RX_OFFLOAD_TCP_CKSUM, " TCP Checksum,"},
+               {DEV_RX_OFFLOAD_TCP_LRO, " TCP LRO,"},
+               {DEV_RX_OFFLOAD_QINQ_STRIP, " QinQ VLAN Strip,"},
+               {DEV_RX_OFFLOAD_OUTER_IPV4_CKSUM, " Outer IPv4 Checksum,"},
+               {DEV_RX_OFFLOAD_MACSEC_STRIP, " MACsec Strip,"},
+               {DEV_RX_OFFLOAD_HEADER_SPLIT, " Header Split,"},
+               {DEV_RX_OFFLOAD_VLAN_FILTER, " VLAN Filter,"},
+               {DEV_RX_OFFLOAD_VLAN_EXTEND, " VLAN Extend,"},
+               {DEV_RX_OFFLOAD_JUMBO_FRAME, " Jumbo Frame,"},
+               {DEV_RX_OFFLOAD_SCATTER, " Scattered,"},
+               {DEV_RX_OFFLOAD_TIMESTAMP, " Timestamp,"},
+               {DEV_RX_OFFLOAD_SECURITY, " Security,"},
+               {DEV_RX_OFFLOAD_KEEP_CRC, " Keep CRC,"},
+               {DEV_RX_OFFLOAD_SCTP_CKSUM, " SCTP,"},
+               {DEV_RX_OFFLOAD_OUTER_UDP_CKSUM, " Outer UDP Checksum,"},
+               {DEV_RX_OFFLOAD_RSS_HASH, " RSS,"}
+       };
+       static const char *const burst_mode[] = {"Vector Neon, Rx Offloads:",
+                                                "Scalar, Rx Offloads:"
+       };
+       uint32_t i;
+
+       PLT_SET_USED(queue_id);
+
+       /* Update burst mode info */
+       rc = rte_strscpy(mode->info + bytes, burst_mode[dev->scalar_ena],
+                        str_size - bytes);
+       if (rc < 0)
+               goto done;
+
+       bytes += rc;
+
+       /* Update Rx offload info */
+       for (i = 0; i < RTE_DIM(rx_offload_map); i++) {
+               if (dev->rx_offloads & rx_offload_map[i].flags) {
+                       rc = rte_strscpy(mode->info + bytes,
+                                        rx_offload_map[i].output,
+                                        str_size - bytes);
+                       if (rc < 0)
+                               goto done;
+
+                       bytes += rc;
+               }
+       }
+
+done:
+       return 0;
+}
+
+int
+cnxk_nix_tx_burst_mode_get(struct rte_eth_dev *eth_dev, uint16_t queue_id,
+                          struct rte_eth_burst_mode *mode)
+{
+       ssize_t bytes = 0, str_size = RTE_ETH_BURST_MODE_INFO_SIZE, rc;
+       struct cnxk_eth_dev *dev = cnxk_eth_pmd_priv(eth_dev);
+       const struct burst_info {
+               uint64_t flags;
+               const char *output;
+       } tx_offload_map[] = {
+               {DEV_TX_OFFLOAD_VLAN_INSERT, " VLAN Insert,"},
+               {DEV_TX_OFFLOAD_IPV4_CKSUM, " Inner IPv4 Checksum,"},
+               {DEV_TX_OFFLOAD_UDP_CKSUM, " UDP Checksum,"},
+               {DEV_TX_OFFLOAD_TCP_CKSUM, " TCP Checksum,"},
+               {DEV_TX_OFFLOAD_SCTP_CKSUM, " SCTP Checksum,"},
+               {DEV_TX_OFFLOAD_TCP_TSO, " TCP TSO,"},
+               {DEV_TX_OFFLOAD_UDP_TSO, " UDP TSO,"},
+               {DEV_TX_OFFLOAD_OUTER_IPV4_CKSUM, " Outer IPv4 Checksum,"},
+               {DEV_TX_OFFLOAD_QINQ_INSERT, " QinQ VLAN Insert,"},
+               {DEV_TX_OFFLOAD_VXLAN_TNL_TSO, " VXLAN Tunnel TSO,"},
+               {DEV_TX_OFFLOAD_GRE_TNL_TSO, " GRE Tunnel TSO,"},
+               {DEV_TX_OFFLOAD_IPIP_TNL_TSO, " IP-in-IP Tunnel TSO,"},
+               {DEV_TX_OFFLOAD_GENEVE_TNL_TSO, " Geneve Tunnel TSO,"},
+               {DEV_TX_OFFLOAD_MACSEC_INSERT, " MACsec Insert,"},
+               {DEV_TX_OFFLOAD_MT_LOCKFREE, " Multi Thread Lockless Tx,"},
+               {DEV_TX_OFFLOAD_MULTI_SEGS, " Scattered,"},
+               {DEV_TX_OFFLOAD_MBUF_FAST_FREE, " H/W MBUF Free,"},
+               {DEV_TX_OFFLOAD_SECURITY, " Security,"},
+               {DEV_TX_OFFLOAD_UDP_TNL_TSO, " UDP Tunnel TSO,"},
+               {DEV_TX_OFFLOAD_IP_TNL_TSO, " IP Tunnel TSO,"},
+               {DEV_TX_OFFLOAD_OUTER_UDP_CKSUM, " Outer UDP Checksum,"},
+               {DEV_TX_OFFLOAD_SEND_ON_TIMESTAMP, " Timestamp,"}
+       };
+       static const char *const burst_mode[] = {"Vector Neon, Tx Offloads:",
+                                                "Scalar, Tx Offloads:"
+       };
+       uint32_t i;
+
+       PLT_SET_USED(queue_id);
+
+       /* Update burst mode info */
+       rc = rte_strscpy(mode->info + bytes, burst_mode[dev->scalar_ena],
+                        str_size - bytes);
+       if (rc < 0)
+               goto done;
+
+       bytes += rc;
+
+       /* Update Tx offload info */
+       for (i = 0; i < RTE_DIM(tx_offload_map); i++) {
+               if (dev->tx_offloads & tx_offload_map[i].flags) {
+                       rc = rte_strscpy(mode->info + bytes,
+                                        tx_offload_map[i].output,
+                                        str_size - bytes);
+                       if (rc < 0)
+                               goto done;
+
+                       bytes += rc;
+               }
+       }
+
+done:
+       return 0;
+}
+
 int
 cnxk_nix_mac_addr_set(struct rte_eth_dev *eth_dev, struct rte_ether_addr *addr)
 {