diff options
| -rw-r--r-- | drivers/net/ethernet/netronome/nfp/nfp_net_common.c | 9 |
1 files changed, 8 insertions, 1 deletions
diff --git a/drivers/net/ethernet/netronome/nfp/nfp_net_common.c b/drivers/net/ethernet/netronome/nfp/nfp_net_common.c index 30f82b41d400..18750ff0ede6 100644 --- a/drivers/net/ethernet/netronome/nfp/nfp_net_common.c +++ b/drivers/net/ethernet/netronome/nfp/nfp_net_common.c @@ -3719,10 +3719,17 @@ int nfp_net_init(struct nfp_net *nn) nn->cap = nn_readl(nn, NFP_NET_CFG_CAP); nn->max_mtu = nn_readl(nn, NFP_NET_CFG_MAX_MTU); - /* Chained metadata is signalled by capabilities except in version 4 */ + /* ABI 4.x and ctrl vNIC always use chained metadata, in other cases + * we allow use of non-chained metadata if RSS(v1) is the only + * advertised capability requiring metadata. + */ nn->dp.chained_metadata_format = nn->fw_ver.major == 4 || !nn->dp.netdev || + !(nn->cap & NFP_NET_CFG_CTRL_RSS) || nn->cap & NFP_NET_CFG_CTRL_CHAIN_META; + /* RSS(v1) uses non-chained metadata format, except in ABI 4.x where + * it has the same meaning as RSSv2. + */ if (nn->dp.chained_metadata_format && nn->fw_ver.major != 4) nn->cap &= ~NFP_NET_CFG_CTRL_RSS; |