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| author | Lorenzo Bianconi <lorenzo@kernel.org> | 2023-03-09 13:25:28 +0100 |
|---|---|---|
| committer | Jakub Kicinski <kuba@kernel.org> | 2023-03-10 21:33:47 -0800 |
| commit | 3c249fe4de1608a9af56563606d4f6eb3a64a47f (patch) | |
| tree | 57766adec9db6cdad9caabc7c85b6206f1b3d281 /drivers/net/ethernet/cavium | |
| parent | f85949f98206b3b11d92d695cea4efda6a81f00e (diff) | |
| download | linux-3c249fe4de1608a9af56563606d4f6eb3a64a47f.tar.gz linux-3c249fe4de1608a9af56563606d4f6eb3a64a47f.tar.bz2 linux-3c249fe4de1608a9af56563606d4f6eb3a64a47f.zip | |
net: thunderx: take into account xdp_features setting tx/rx queues
thunderx nic allows xdp just if enough hw queues are available for XDP.
Take into account queues configuration setting xdp_features.
Fixes: 66c0e13ad236 ("drivers: net: turn on XDP features")
Signed-off-by: Lorenzo Bianconi <lorenzo@kernel.org>
Signed-off-by: Jakub Kicinski <kuba@kernel.org>
Diffstat (limited to 'drivers/net/ethernet/cavium')
| -rw-r--r-- | drivers/net/ethernet/cavium/thunder/nicvf_ethtool.c | 17 | ||||
| -rw-r--r-- | drivers/net/ethernet/cavium/thunder/nicvf_main.c | 4 |
2 files changed, 14 insertions, 7 deletions
diff --git a/drivers/net/ethernet/cavium/thunder/nicvf_ethtool.c b/drivers/net/ethernet/cavium/thunder/nicvf_ethtool.c index e5c71f907852..d8d71bf97983 100644 --- a/drivers/net/ethernet/cavium/thunder/nicvf_ethtool.c +++ b/drivers/net/ethernet/cavium/thunder/nicvf_ethtool.c @@ -735,12 +735,17 @@ static int nicvf_set_channels(struct net_device *dev, if (channel->tx_count > nic->max_queues) return -EINVAL; - if (nic->xdp_prog && - ((channel->tx_count + channel->rx_count) > nic->max_queues)) { - netdev_err(nic->netdev, - "XDP mode, RXQs + TXQs > Max %d\n", - nic->max_queues); - return -EINVAL; + if (channel->tx_count + channel->rx_count > nic->max_queues) { + if (nic->xdp_prog) { + netdev_err(nic->netdev, + "XDP mode, RXQs + TXQs > Max %d\n", + nic->max_queues); + return -EINVAL; + } + + xdp_clear_features_flag(nic->netdev); + } else if (!pass1_silicon(nic->pdev)) { + xdp_set_features_flag(dev, NETDEV_XDP_ACT_BASIC); } if (if_up) diff --git a/drivers/net/ethernet/cavium/thunder/nicvf_main.c b/drivers/net/ethernet/cavium/thunder/nicvf_main.c index 8b25313c7f6b..eff350e0bc2a 100644 --- a/drivers/net/ethernet/cavium/thunder/nicvf_main.c +++ b/drivers/net/ethernet/cavium/thunder/nicvf_main.c @@ -2218,7 +2218,9 @@ static int nicvf_probe(struct pci_dev *pdev, const struct pci_device_id *ent) netdev->netdev_ops = &nicvf_netdev_ops; netdev->watchdog_timeo = NICVF_TX_TIMEOUT; - netdev->xdp_features = NETDEV_XDP_ACT_BASIC; + if (!pass1_silicon(nic->pdev) && + nic->rx_queues + nic->tx_queues <= nic->max_queues) + netdev->xdp_features = NETDEV_XDP_ACT_BASIC; /* MTU range: 64 - 9200 */ netdev->min_mtu = NIC_HW_MIN_FRS; |