net/ngbe: support MAC filters

[dpdk.git] / drivers / net / sfc / sfc_dp.c

diff --git a/drivers/net/sfc/sfc_dp.c b/drivers/net/sfc/sfc_dp.c
index 66a84c9..d4cd162 100644 (file)
--- a/drivers/net/sfc/sfc_dp.c
+++ b/drivers/net/sfc/sfc_dp.c
@@ -123,3 +123,50 @@ sfc_dp_mport_register(void)
 
        return 0;
 }
+
+int sfc_dp_ft_id_offset = -1;
+uint64_t sfc_dp_ft_id_valid;
+
+int
+sfc_dp_ft_id_register(void)
+{
+       static const struct rte_mbuf_dynfield ft_id = {
+               .name = "rte_net_sfc_dynfield_ft_id",
+               .size = sizeof(uint8_t),
+               .align = __alignof__(uint8_t),
+       };
+       static const struct rte_mbuf_dynflag ft_id_valid = {
+               .name = "rte_net_sfc_dynflag_ft_id_valid",
+       };
+
+       int field_offset;
+       int flag;
+
+       SFC_GENERIC_LOG(INFO, "%s() entry", __func__);
+
+       if (sfc_dp_ft_id_valid != 0) {
+               SFC_GENERIC_LOG(INFO, "%s() already registered", __func__);
+               return 0;
+       }
+
+       field_offset = rte_mbuf_dynfield_register(&ft_id);
+       if (field_offset < 0) {
+               SFC_GENERIC_LOG(ERR, "%s() failed to register ft_id dynfield",
+                               __func__);
+               return -1;
+       }
+
+       flag = rte_mbuf_dynflag_register(&ft_id_valid);
+       if (flag < 0) {
+               SFC_GENERIC_LOG(ERR, "%s() failed to register ft_id dynflag",
+                               __func__);
+               return -1;
+       }
+
+       sfc_dp_ft_id_offset = field_offset;
+       sfc_dp_ft_id_valid = UINT64_C(1) << flag;
+
+       SFC_GENERIC_LOG(INFO, "%s() done", __func__);
+
+       return 0;
+}