net/mlx4: fix Rx packet type offloads

[dpdk.git] / drivers / net / mlx4 / mlx4_ethdev.c

diff --git a/drivers/net/mlx4/mlx4_ethdev.c b/drivers/net/mlx4/mlx4_ethdev.c
index ca2170e..2f69e7d 100644 (file)
--- a/drivers/net/mlx4/mlx4_ethdev.c
+++ b/drivers/net/mlx4/mlx4_ethdev.c
@@ -61,6 +61,7 @@
 #pragma GCC diagnostic error "-Wpedantic"
 #endif
 
+#include <rte_bus_pci.h>
 #include <rte_errno.h>
 #include <rte_ethdev.h>
 #include <rte_ether.h>
@@ -1012,3 +1013,50 @@ out:
        assert(ret >= 0);
        return -ret;
 }
+
+/**
+ * DPDK callback to retrieve the received packet types that are recognized
+ * by the device.
+ *
+ * @param dev
+ *   Pointer to Ethernet device structure.
+ *
+ * @return
+ *   Pointer to an array of recognized packet types if in Rx burst mode,
+ *   NULL otherwise.
+ */
+const uint32_t *
+mlx4_dev_supported_ptypes_get(struct rte_eth_dev *dev)
+{
+       static const uint32_t ptypes[] = {
+               /* refers to rxq_cq_to_pkt_type() */
+               RTE_PTYPE_L2_ETHER,
+               RTE_PTYPE_L3_IPV4_EXT_UNKNOWN,
+               RTE_PTYPE_L3_IPV6_EXT_UNKNOWN,
+               RTE_PTYPE_L4_FRAG,
+               RTE_PTYPE_L4_TCP,
+               RTE_PTYPE_L4_UDP,
+               RTE_PTYPE_UNKNOWN
+       };
+       static const uint32_t ptypes_l2tun[] = {
+               /* refers to rxq_cq_to_pkt_type() */
+               RTE_PTYPE_L2_ETHER,
+               RTE_PTYPE_L3_IPV4_EXT_UNKNOWN,
+               RTE_PTYPE_L3_IPV6_EXT_UNKNOWN,
+               RTE_PTYPE_L4_FRAG,
+               RTE_PTYPE_L4_TCP,
+               RTE_PTYPE_L4_UDP,
+               RTE_PTYPE_INNER_L3_IPV4_EXT_UNKNOWN,
+               RTE_PTYPE_INNER_L3_IPV6_EXT_UNKNOWN,
+               RTE_PTYPE_UNKNOWN
+       };
+       struct priv *priv = dev->data->dev_private;
+
+       if (dev->rx_pkt_burst == mlx4_rx_burst) {
+               if (priv->hw_csum_l2tun)
+                       return ptypes_l2tun;
+               else
+                       return ptypes;
+       }
+       return NULL;
+}