net/dpaa: add Tx/Rx burst mode info

Retrieve burst mode information according to the selected Rx/Tx mode
and offloads.

Signed-off-by: Apeksha Gupta <apeksha.gupta@nxp.com>

diff --git a/doc/guides/nics/features/dpaa.ini b/doc/guides/nics/features/dpaa.ini
index 816a6e0..e0ed3e8 100644 (file)
--- a/doc/guides/nics/features/dpaa.ini
+++ b/doc/guides/nics/features/dpaa.ini
@@ -7,6 +7,7 @@
 Speed capabilities   = Y
 Link status          = Y
 Link status event    = Y
+Burst mode info      = Y
 Jumbo frame          = Y
 MTU update           = Y
 Scattered Rx         = Y

diff --git a/drivers/net/dpaa/dpaa_ethdev.c b/drivers/net/dpaa/dpaa_ethdev.c
index 3a5b319..62ecb11 100644 (file)
--- a/drivers/net/dpaa/dpaa_ethdev.c
+++ b/drivers/net/dpaa/dpaa_ethdev.c
@@ -457,6 +457,73 @@ static int dpaa_eth_dev_info(struct rte_eth_dev *dev,
        return 0;
 }
 
+static int
+dpaa_dev_rx_burst_mode_get(struct rte_eth_dev *dev,
+                       __rte_unused uint16_t queue_id,
+                       struct rte_eth_burst_mode *mode)
+{
+       struct rte_eth_conf *eth_conf = &dev->data->dev_conf;
+       int ret = -EINVAL;
+       unsigned int i;
+       const struct burst_info {
+               uint64_t flags;
+               const char *output;
+       } rx_offload_map[] = {
+                       {DEV_RX_OFFLOAD_JUMBO_FRAME, " Jumbo frame,"},
+                       {DEV_RX_OFFLOAD_SCATTER, " Scattered,"},
+                       {DEV_RX_OFFLOAD_IPV4_CKSUM, " IPV4 csum,"},
+                       {DEV_RX_OFFLOAD_UDP_CKSUM, " UDP csum,"},
+                       {DEV_RX_OFFLOAD_TCP_CKSUM, " TCP csum,"},
+                       {DEV_RX_OFFLOAD_OUTER_IPV4_CKSUM, " Outer IPV4 csum,"},
+                       {DEV_RX_OFFLOAD_RSS_HASH, " RSS,"}
+       };
+
+       /* Update Rx offload info */
+       for (i = 0; i < RTE_DIM(rx_offload_map); i++) {
+               if (eth_conf->rxmode.offloads & rx_offload_map[i].flags) {
+                       snprintf(mode->info, sizeof(mode->info), "%s",
+                               rx_offload_map[i].output);
+                       ret = 0;
+                       break;
+               }
+       }
+       return ret;
+}
+
+static int
+dpaa_dev_tx_burst_mode_get(struct rte_eth_dev *dev,
+                       __rte_unused uint16_t queue_id,
+                       struct rte_eth_burst_mode *mode)
+{
+       struct rte_eth_conf *eth_conf = &dev->data->dev_conf;
+       int ret = -EINVAL;
+       unsigned int i;
+       const struct burst_info {
+               uint64_t flags;
+               const char *output;
+       } tx_offload_map[] = {
+                       {DEV_TX_OFFLOAD_MT_LOCKFREE, " MT lockfree,"},
+                       {DEV_TX_OFFLOAD_MBUF_FAST_FREE, " MBUF free disable,"},
+                       {DEV_TX_OFFLOAD_IPV4_CKSUM, " IPV4 csum,"},
+                       {DEV_TX_OFFLOAD_UDP_CKSUM, " UDP csum,"},
+                       {DEV_TX_OFFLOAD_TCP_CKSUM, " TCP csum,"},
+                       {DEV_TX_OFFLOAD_SCTP_CKSUM, " SCTP csum,"},
+                       {DEV_TX_OFFLOAD_OUTER_IPV4_CKSUM, " Outer IPV4 csum,"},
+                       {DEV_TX_OFFLOAD_MULTI_SEGS, " Scattered,"}
+       };
+
+       /* Update Tx offload info */
+       for (i = 0; i < RTE_DIM(tx_offload_map); i++) {
+               if (eth_conf->txmode.offloads & tx_offload_map[i].flags) {
+                       snprintf(mode->info, sizeof(mode->info), "%s",
+                               tx_offload_map[i].output);
+                       ret = 0;
+                       break;
+               }
+       }
+       return ret;
+}
+
 static int dpaa_eth_link_update(struct rte_eth_dev *dev,
                                int wait_to_complete __rte_unused)
 {
@@ -1182,7 +1249,8 @@ static struct eth_dev_ops dpaa_devops = {
        .rx_queue_release         = dpaa_eth_rx_queue_release,
        .tx_queue_release         = dpaa_eth_tx_queue_release,
        .rx_queue_count           = dpaa_dev_rx_queue_count,
-
+       .rx_burst_mode_get        = dpaa_dev_rx_burst_mode_get,
+       .tx_burst_mode_get        = dpaa_dev_tx_burst_mode_get,
        .flow_ctrl_get            = dpaa_flow_ctrl_get,
        .flow_ctrl_set            = dpaa_flow_ctrl_set,