mbuf: add MACsec flag

Add a new Tx flag in mbuf, that can be set by applications to
enable the MACsec offload for a packet to be transmitted.

Signed-off-by: Tiwei Bie <tiwei.bie@intel.com>
Acked-by: Olivier Matz <olivier.matz@6wind.com>

diff --git a/lib/librte_mbuf/rte_mbuf.c b/lib/librte_mbuf/rte_mbuf.c
index 63f43c8..72ad91e 100644 (file)
--- a/lib/librte_mbuf/rte_mbuf.c
+++ b/lib/librte_mbuf/rte_mbuf.c
@@ -404,6 +404,7 @@ const char *rte_get_tx_ol_flag_name(uint64_t mask)
        case PKT_TX_TUNNEL_GRE: return "PKT_TX_TUNNEL_GRE";
        case PKT_TX_TUNNEL_IPIP: return "PKT_TX_TUNNEL_IPIP";
        case PKT_TX_TUNNEL_GENEVE: return "PKT_TX_TUNNEL_GENEVE";
+       case PKT_TX_MACSEC: return "PKT_TX_MACSEC";
        default: return NULL;
        }
 }
@@ -434,6 +435,7 @@ rte_get_tx_ol_flag_list(uint64_t mask, char *buf, size_t buflen)
                  "PKT_TX_TUNNEL_NONE" },
                { PKT_TX_TUNNEL_GENEVE, PKT_TX_TUNNEL_MASK,
                  "PKT_TX_TUNNEL_NONE" },
+               { PKT_TX_MACSEC, PKT_TX_MACSEC, NULL },
        };
        const char *name;
        unsigned int i;

diff --git a/lib/librte_mbuf/rte_mbuf.h b/lib/librte_mbuf/rte_mbuf.h
index 4476d75..ffbb4b3 100644 (file)
--- a/lib/librte_mbuf/rte_mbuf.h
+++ b/lib/librte_mbuf/rte_mbuf.h
@@ -181,6 +181,12 @@ extern "C" {
 
 /* add new TX flags here */
 
+/**
+ * Offload the MACsec. This flag must be set by the application to enable
+ * this offload feature for a packet to be transmitted.
+ */
+#define PKT_TX_MACSEC        (1ULL << 44)
+
 /**
  * Bits 45:48 used for the tunnel type.
  * When doing Tx offload like TSO or checksum, the HW needs to configure the