diff options
| author | Alexander Lobakin <alobakin@marvell.com> | 2020-07-23 01:10:45 +0300 |
|---|---|---|
| committer | David S. Miller <davem@davemloft.net> | 2020-07-22 18:19:03 -0700 |
| commit | d1b25b79e162b23ec1bbdfb13bda7154b1f46cfb (patch) | |
| tree | c1dec5ffdf14cdde194fbbf4504c7b046663f767 /drivers/net/ethernet/qlogic/qede/qede_main.c | |
| parent | 4c2bacbea1a3d49b836d2554383925bcf453d22c (diff) | |
qede: add .ndo_xdp_xmit() and XDP_REDIRECT support
Add XDP_REDIRECT case handling and the corresponding NDO to support
redirecting XDP frames. This also includes registering driver memory
model (currently order-0 page mode) in BPF subsystem.
The total number of XDP queues is usually 1:1 with Rx ones.
Signed-off-by: Alexander Lobakin <alobakin@marvell.com>
Signed-off-by: Igor Russkikh <irusskikh@marvell.com>
Signed-off-by: Michal Kalderon <michal.kalderon@marvell.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
Diffstat (limited to 'drivers/net/ethernet/qlogic/qede/qede_main.c')
| -rw-r--r-- | drivers/net/ethernet/qlogic/qede/qede_main.c | 18 |
1 files changed, 18 insertions, 0 deletions
diff --git a/drivers/net/ethernet/qlogic/qede/qede_main.c b/drivers/net/ethernet/qlogic/qede/qede_main.c index 92bcdfa27961..1aaae3203f5a 100644 --- a/drivers/net/ethernet/qlogic/qede/qede_main.c +++ b/drivers/net/ethernet/qlogic/qede/qede_main.c @@ -672,6 +672,7 @@ static const struct net_device_ops qede_netdev_ops = { #ifdef CONFIG_RFS_ACCEL .ndo_rx_flow_steer = qede_rx_flow_steer, #endif + .ndo_xdp_xmit = qede_xdp_transmit, .ndo_setup_tc = qede_setup_tc_offload, }; @@ -712,6 +713,7 @@ static const struct net_device_ops qede_netdev_vf_xdp_ops = { .ndo_udp_tunnel_del = udp_tunnel_nic_del_port, .ndo_features_check = qede_features_check, .ndo_bpf = qede_xdp, + .ndo_xdp_xmit = qede_xdp_transmit, }; /* ------------------------------------------------------------------------- @@ -1712,6 +1714,7 @@ static void qede_init_fp(struct qede_dev *edev) { int queue_id, rxq_index = 0, txq_index = 0; struct qede_fastpath *fp; + bool init_xdp = false; for_each_queue(queue_id) { fp = &edev->fp_array[queue_id]; @@ -1723,6 +1726,9 @@ static void qede_init_fp(struct qede_dev *edev) fp->xdp_tx->index = QEDE_TXQ_IDX_TO_XDP(edev, rxq_index); fp->xdp_tx->is_xdp = 1; + + spin_lock_init(&fp->xdp_tx->xdp_tx_lock); + init_xdp = true; } if (fp->type & QEDE_FASTPATH_RX) { @@ -1738,6 +1744,13 @@ static void qede_init_fp(struct qede_dev *edev) /* Driver have no error path from here */ WARN_ON(xdp_rxq_info_reg(&fp->rxq->xdp_rxq, edev->ndev, fp->rxq->rxq_id) < 0); + + if (xdp_rxq_info_reg_mem_model(&fp->rxq->xdp_rxq, + MEM_TYPE_PAGE_ORDER0, + NULL)) { + DP_NOTICE(edev, + "Failed to register XDP memory model\n"); + } } if (fp->type & QEDE_FASTPATH_TX) { @@ -1763,6 +1776,11 @@ static void qede_init_fp(struct qede_dev *edev) snprintf(fp->name, sizeof(fp->name), "%s-fp-%d", edev->ndev->name, queue_id); } + + if (init_xdp) { + edev->total_xdp_queues = QEDE_RSS_COUNT(edev); + DP_INFO(edev, "Total XDP queues: %u\n", edev->total_xdp_queues); + } } static int qede_set_real_num_queues(struct qede_dev *edev) |