diff options
Diffstat (limited to 'drivers/net/ethernet/freescale/dpaa2/dpaa2-eth.c')
| -rw-r--r-- | drivers/net/ethernet/freescale/dpaa2/dpaa2-eth.c | 25 |
1 files changed, 20 insertions, 5 deletions
diff --git a/drivers/net/ethernet/freescale/dpaa2/dpaa2-eth.c b/drivers/net/ethernet/freescale/dpaa2/dpaa2-eth.c index 559154a5d9e9..c282d5ca06d6 100644 --- a/drivers/net/ethernet/freescale/dpaa2/dpaa2-eth.c +++ b/drivers/net/ethernet/freescale/dpaa2/dpaa2-eth.c @@ -2003,9 +2003,21 @@ static int setup_tx_flow(struct dpaa2_eth_priv *priv, return 0; } -/* Hash key is a 5-tuple: IPsrc, IPdst, IPnextproto, L4src, L4dst */ +/* Supported header fields for Rx hash distribution key */ static const struct dpaa2_eth_hash_fields hash_fields[] = { { + /* L2 header */ + .rxnfc_field = RXH_L2DA, + .cls_prot = NET_PROT_ETH, + .cls_field = NH_FLD_ETH_DA, + .size = 6, + }, { + /* VLAN header */ + .rxnfc_field = RXH_VLAN, + .cls_prot = NET_PROT_VLAN, + .cls_field = NH_FLD_VLAN_TCI, + .size = 2, + }, { /* IP header */ .rxnfc_field = RXH_IP_SRC, .cls_prot = NET_PROT_IP, @@ -2040,19 +2052,20 @@ static const struct dpaa2_eth_hash_fields hash_fields[] = { /* Set RX hash options * flags is a combination of RXH_ bits */ -static int dpaa2_eth_set_hash(struct net_device *net_dev, u64 flags) +int dpaa2_eth_set_hash(struct net_device *net_dev, u64 flags) { struct device *dev = net_dev->dev.parent; struct dpaa2_eth_priv *priv = netdev_priv(net_dev); struct dpkg_profile_cfg cls_cfg; struct dpni_rx_tc_dist_cfg dist_cfg; + u32 rx_hash_fields = 0; u8 *dma_mem; int i; int err = 0; if (!dpaa2_eth_hash_enabled(priv)) { dev_dbg(dev, "Hashing support is not enabled\n"); - return 0; + return -EOPNOTSUPP; } memset(&cls_cfg, 0, sizeof(cls_cfg)); @@ -2075,7 +2088,7 @@ static int dpaa2_eth_set_hash(struct net_device *net_dev, u64 flags) key->extract.from_hdr.field = hash_fields[i].cls_field; cls_cfg.num_extracts++; - priv->rx_hash_fields |= hash_fields[i].rxnfc_field; + rx_hash_fields |= hash_fields[i].rxnfc_field; } dma_mem = kzalloc(DPAA2_CLASSIFIER_DMA_SIZE, GFP_KERNEL); @@ -2108,6 +2121,8 @@ static int dpaa2_eth_set_hash(struct net_device *net_dev, u64 flags) DPAA2_CLASSIFIER_DMA_SIZE, DMA_TO_DEVICE); if (err) dev_err(dev, "dpni_set_rx_tc_dist() error %d\n", err); + else + priv->rx_hash_fields = rx_hash_fields; err_dma_map: err_prep_key: @@ -2141,7 +2156,7 @@ static int bind_dpni(struct dpaa2_eth_priv *priv) * the default hash key */ err = dpaa2_eth_set_hash(net_dev, DPAA2_RXH_DEFAULT); - if (err) + if (err && err != -EOPNOTSUPP) dev_err(dev, "Failed to configure hashing\n"); /* Configure handling of error frames */ |