diff options
Diffstat (limited to 'drivers/net/ethernet/cavium/thunder/nicvf_main.c')
| -rw-r--r-- | drivers/net/ethernet/cavium/thunder/nicvf_main.c | 57 |
1 files changed, 28 insertions, 29 deletions
diff --git a/drivers/net/ethernet/cavium/thunder/nicvf_main.c b/drivers/net/ethernet/cavium/thunder/nicvf_main.c index aebb9fef3f6e..0b6e30a8feb0 100644 --- a/drivers/net/ethernet/cavium/thunder/nicvf_main.c +++ b/drivers/net/ethernet/cavium/thunder/nicvf_main.c @@ -1578,7 +1578,6 @@ napi_del: static int nicvf_change_mtu(struct net_device *netdev, int new_mtu) { struct nicvf *nic = netdev_priv(netdev); - int orig_mtu = netdev->mtu; /* For now just support only the usual MTU sized frames, * plus some headroom for VLAN, QinQ. @@ -1589,15 +1588,10 @@ static int nicvf_change_mtu(struct net_device *netdev, int new_mtu) return -EINVAL; } - WRITE_ONCE(netdev->mtu, new_mtu); - - if (!netif_running(netdev)) - return 0; - - if (nicvf_update_hw_max_frs(nic, new_mtu)) { - netdev->mtu = orig_mtu; + if (netif_running(netdev) && nicvf_update_hw_max_frs(nic, new_mtu)) return -EINVAL; - } + + WRITE_ONCE(netdev->mtu, new_mtu); return 0; } @@ -1905,18 +1899,18 @@ static int nicvf_xdp(struct net_device *netdev, struct netdev_bpf *xdp) } } -static int nicvf_config_hwtstamp(struct net_device *netdev, struct ifreq *ifr) +static int nicvf_hwtstamp_set(struct net_device *netdev, + struct kernel_hwtstamp_config *config, + struct netlink_ext_ack *extack) { - struct hwtstamp_config config; struct nicvf *nic = netdev_priv(netdev); - if (!nic->ptp_clock) + if (!nic->ptp_clock) { + NL_SET_ERR_MSG_MOD(extack, "HW timestamping is not supported"); return -ENODEV; + } - if (copy_from_user(&config, ifr->ifr_data, sizeof(config))) - return -EFAULT; - - switch (config.tx_type) { + switch (config->tx_type) { case HWTSTAMP_TX_OFF: case HWTSTAMP_TX_ON: break; @@ -1924,7 +1918,7 @@ static int nicvf_config_hwtstamp(struct net_device *netdev, struct ifreq *ifr) return -ERANGE; } - switch (config.rx_filter) { + switch (config->rx_filter) { case HWTSTAMP_FILTER_NONE: nic->hw_rx_tstamp = false; break; @@ -1943,7 +1937,7 @@ static int nicvf_config_hwtstamp(struct net_device *netdev, struct ifreq *ifr) case HWTSTAMP_FILTER_PTP_V2_SYNC: case HWTSTAMP_FILTER_PTP_V2_DELAY_REQ: nic->hw_rx_tstamp = true; - config.rx_filter = HWTSTAMP_FILTER_ALL; + config->rx_filter = HWTSTAMP_FILTER_ALL; break; default: return -ERANGE; @@ -1952,20 +1946,24 @@ static int nicvf_config_hwtstamp(struct net_device *netdev, struct ifreq *ifr) if (netif_running(netdev)) nicvf_config_hw_rx_tstamp(nic, nic->hw_rx_tstamp); - if (copy_to_user(ifr->ifr_data, &config, sizeof(config))) - return -EFAULT; - return 0; } -static int nicvf_ioctl(struct net_device *netdev, struct ifreq *req, int cmd) +static int nicvf_hwtstamp_get(struct net_device *netdev, + struct kernel_hwtstamp_config *config) { - switch (cmd) { - case SIOCSHWTSTAMP: - return nicvf_config_hwtstamp(netdev, req); - default: - return -EOPNOTSUPP; - } + struct nicvf *nic = netdev_priv(netdev); + + if (!nic->ptp_clock) + return -ENODEV; + + /* TX timestamping is technically always on */ + config->tx_type = HWTSTAMP_TX_ON; + config->rx_filter = nic->hw_rx_tstamp ? + HWTSTAMP_FILTER_ALL : + HWTSTAMP_FILTER_NONE; + + return 0; } static void __nicvf_set_rx_mode_task(u8 mode, struct xcast_addr_list *mc_addrs, @@ -2087,8 +2085,9 @@ static const struct net_device_ops nicvf_netdev_ops = { .ndo_fix_features = nicvf_fix_features, .ndo_set_features = nicvf_set_features, .ndo_bpf = nicvf_xdp, - .ndo_eth_ioctl = nicvf_ioctl, .ndo_set_rx_mode = nicvf_set_rx_mode, + .ndo_hwtstamp_get = nicvf_hwtstamp_get, + .ndo_hwtstamp_set = nicvf_hwtstamp_set, }; static int nicvf_probe(struct pci_dev *pdev, const struct pci_device_id *ent) |