diff options
Diffstat (limited to 'drivers/net')
| -rw-r--r-- | drivers/net/ethernet/cavium/thunder/nic_main.c | 4 | ||||
| -rw-r--r-- | drivers/net/ethernet/cavium/thunder/nicvf_main.c | 28 | ||||
| -rw-r--r-- | drivers/net/ethernet/cavium/thunder/nicvf_queues.c | 28 | ||||
| -rw-r--r-- | drivers/net/ethernet/cavium/thunder/nicvf_queues.h | 2 |
4 files changed, 55 insertions, 7 deletions
diff --git a/drivers/net/ethernet/cavium/thunder/nic_main.c b/drivers/net/ethernet/cavium/thunder/nic_main.c index 6e0c03169a55..7dfec4afe3f9 100644 --- a/drivers/net/ethernet/cavium/thunder/nic_main.c +++ b/drivers/net/ethernet/cavium/thunder/nic_main.c @@ -329,6 +329,10 @@ static void nic_init_hw(struct nicpf *nic) /* Timer config */ nic_reg_write(nic, NIC_PF_INTR_TIMER_CFG, NICPF_CLK_PER_INT_TICK); + + /* Enable VLAN ethertype matching and stripping */ + nic_reg_write(nic, NIC_PF_RX_ETYPE_0_7, + (2 << 19) | (ETYPE_ALG_VLAN_STRIP << 16) | ETH_P_8021Q); } /* Channel parse index configuration */ diff --git a/drivers/net/ethernet/cavium/thunder/nicvf_main.c b/drivers/net/ethernet/cavium/thunder/nicvf_main.c index afd8ad497140..de518288973e 100644 --- a/drivers/net/ethernet/cavium/thunder/nicvf_main.c +++ b/drivers/net/ethernet/cavium/thunder/nicvf_main.c @@ -10,6 +10,7 @@ #include <linux/interrupt.h> #include <linux/pci.h> #include <linux/netdevice.h> +#include <linux/if_vlan.h> #include <linux/etherdevice.h> #include <linux/ethtool.h> #include <linux/log2.h> @@ -491,6 +492,11 @@ static void nicvf_rcv_pkt_handler(struct net_device *netdev, skb->protocol = eth_type_trans(skb, netdev); + /* Check for stripped VLAN */ + if (cqe_rx->vlan_found && cqe_rx->vlan_stripped) + __vlan_hwaccel_put_tag(skb, htons(ETH_P_8021Q), + ntohs((__force __be16)cqe_rx->vlan_tci)); + if (napi && (netdev->features & NETIF_F_GRO)) napi_gro_receive(napi, skb); else @@ -1220,6 +1226,18 @@ static void nicvf_reset_task(struct work_struct *work) nic->netdev->trans_start = jiffies; } +static int nicvf_set_features(struct net_device *netdev, + netdev_features_t features) +{ + struct nicvf *nic = netdev_priv(netdev); + netdev_features_t changed = features ^ netdev->features; + + if (changed & NETIF_F_HW_VLAN_CTAG_RX) + nicvf_config_vlan_stripping(nic, features); + + return 0; +} + static const struct net_device_ops nicvf_netdev_ops = { .ndo_open = nicvf_open, .ndo_stop = nicvf_stop, @@ -1228,6 +1246,7 @@ static const struct net_device_ops nicvf_netdev_ops = { .ndo_set_mac_address = nicvf_set_mac_address, .ndo_get_stats64 = nicvf_get_stats64, .ndo_tx_timeout = nicvf_tx_timeout, + .ndo_set_features = nicvf_set_features, }; static int nicvf_probe(struct pci_dev *pdev, const struct pci_device_id *ent) @@ -1301,10 +1320,13 @@ static int nicvf_probe(struct pci_dev *pdev, const struct pci_device_id *ent) if (err) goto err_free_netdev; - netdev->features |= (NETIF_F_RXCSUM | NETIF_F_IP_CSUM | NETIF_F_SG | - NETIF_F_TSO | NETIF_F_GRO | NETIF_F_RXHASH); + netdev->hw_features = (NETIF_F_RXCSUM | NETIF_F_IP_CSUM | NETIF_F_SG | + NETIF_F_TSO | NETIF_F_GRO | + NETIF_F_HW_VLAN_CTAG_RX | NETIF_F_RXHASH); + + netdev->features |= netdev->hw_features; - netdev->hw_features = netdev->features; + netdev->vlan_features = NETIF_F_SG | NETIF_F_IP_CSUM | NETIF_F_TSO; netdev->netdev_ops = &nicvf_netdev_ops; netdev->watchdog_timeo = NICVF_TX_TIMEOUT; diff --git a/drivers/net/ethernet/cavium/thunder/nicvf_queues.c b/drivers/net/ethernet/cavium/thunder/nicvf_queues.c index 4fc40d8321d3..b294d67d48e4 100644 --- a/drivers/net/ethernet/cavium/thunder/nicvf_queues.c +++ b/drivers/net/ethernet/cavium/thunder/nicvf_queues.c @@ -475,6 +475,27 @@ static void nicvf_reclaim_rbdr(struct nicvf *nic, return; } +void nicvf_config_vlan_stripping(struct nicvf *nic, netdev_features_t features) +{ + u64 rq_cfg; + int sqs; + + rq_cfg = nicvf_queue_reg_read(nic, NIC_QSET_RQ_GEN_CFG, 0); + + /* Enable first VLAN stripping */ + if (features & NETIF_F_HW_VLAN_CTAG_RX) + rq_cfg |= (1ULL << 25); + else + rq_cfg &= ~(1ULL << 25); + nicvf_queue_reg_write(nic, NIC_QSET_RQ_GEN_CFG, 0, rq_cfg); + + /* Configure Secondary Qsets, if any */ + for (sqs = 0; sqs < nic->sqs_count; sqs++) + if (nic->snicvf[sqs]) + nicvf_queue_reg_write(nic->snicvf[sqs], + NIC_QSET_RQ_GEN_CFG, 0, rq_cfg); +} + /* Configures receive queue */ static void nicvf_rcv_queue_config(struct nicvf *nic, struct queue_set *qs, int qidx, bool enable) @@ -524,7 +545,9 @@ static void nicvf_rcv_queue_config(struct nicvf *nic, struct queue_set *qs, mbx.rq.cfg = (1ULL << 62) | (RQ_CQ_DROP << 8); nicvf_send_msg_to_pf(nic, &mbx); - nicvf_queue_reg_write(nic, NIC_QSET_RQ_GEN_CFG, qidx, 0x00); + nicvf_queue_reg_write(nic, NIC_QSET_RQ_GEN_CFG, 0, 0x00); + if (!nic->sqs_mode) + nicvf_config_vlan_stripping(nic, nic->netdev->features); /* Enable Receive queue */ rq_cfg.ena = 1; @@ -961,9 +984,6 @@ nicvf_sq_add_hdr_subdesc(struct snd_queue *sq, int qentry, /* Offload checksum calculation to HW */ if (skb->ip_summed == CHECKSUM_PARTIAL) { - if (skb->protocol != htons(ETH_P_IP)) - return; - hdr->csum_l3 = 1; /* Enable IP csum calculation */ hdr->l3_offset = skb_network_offset(skb); hdr->l4_offset = skb_transport_offset(skb); diff --git a/drivers/net/ethernet/cavium/thunder/nicvf_queues.h b/drivers/net/ethernet/cavium/thunder/nicvf_queues.h index dc7387261809..8b93dd672127 100644 --- a/drivers/net/ethernet/cavium/thunder/nicvf_queues.h +++ b/drivers/net/ethernet/cavium/thunder/nicvf_queues.h @@ -306,6 +306,8 @@ struct queue_set { #define CQ_ERR_MASK (CQ_WR_FULL | CQ_WR_DISABLE | CQ_WR_FAULT) +void nicvf_config_vlan_stripping(struct nicvf *nic, + netdev_features_t features); int nicvf_set_qset_resources(struct nicvf *nic); int nicvf_config_data_transfer(struct nicvf *nic, bool enable); void nicvf_qset_config(struct nicvf *nic, bool enable); |