diff options
| author | Alex Maftei (amaftei) <amaftei@solarflare.com> | 2020-01-10 14:28:23 +0100 |
|---|---|---|
| committer | David S. Miller <davem@davemloft.net> | 2020-01-10 20:24:37 +0100 |
| commit | 314823108c9dc3a54d041d9b7251934859c853f1 (patch) | |
| tree | 2c3111846c369aa790947fdae1d2246fde5636fd /drivers/net/ethernet/sfc/efx.c | |
| parent | sfc: move RSS code (diff) | |
| download | linux-314823108c9dc3a54d041d9b7251934859c853f1.tar.xz linux-314823108c9dc3a54d041d9b7251934859c853f1.zip | |
sfc: move yet more functions
Functions are not related.
Signed-off-by: Alexandru-Mihai Maftei <amaftei@solarflare.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
Diffstat (limited to 'drivers/net/ethernet/sfc/efx.c')
| -rw-r--r-- | drivers/net/ethernet/sfc/efx.c | 45 |
1 files changed, 0 insertions, 45 deletions
diff --git a/drivers/net/ethernet/sfc/efx.c b/drivers/net/ethernet/sfc/efx.c index a997f3d720ab..87b784c207bd 100644 --- a/drivers/net/ethernet/sfc/efx.c +++ b/drivers/net/ethernet/sfc/efx.c @@ -695,51 +695,6 @@ static void efx_watchdog(struct net_device *net_dev, unsigned int txqueue) efx_schedule_reset(efx, RESET_TYPE_TX_WATCHDOG); } -static unsigned int efx_xdp_max_mtu(struct efx_nic *efx) -{ - /* The maximum MTU that we can fit in a single page, allowing for - * framing, overhead and XDP headroom. - */ - int overhead = EFX_MAX_FRAME_LEN(0) + sizeof(struct efx_rx_page_state) + - efx->rx_prefix_size + efx->type->rx_buffer_padding + - efx->rx_ip_align + XDP_PACKET_HEADROOM; - - return PAGE_SIZE - overhead; -} - -/* Context: process, rtnl_lock() held. */ -static int efx_change_mtu(struct net_device *net_dev, int new_mtu) -{ - struct efx_nic *efx = netdev_priv(net_dev); - int rc; - - rc = efx_check_disabled(efx); - if (rc) - return rc; - - if (rtnl_dereference(efx->xdp_prog) && - new_mtu > efx_xdp_max_mtu(efx)) { - netif_err(efx, drv, efx->net_dev, - "Requested MTU of %d too big for XDP (max: %d)\n", - new_mtu, efx_xdp_max_mtu(efx)); - return -EINVAL; - } - - netif_dbg(efx, drv, efx->net_dev, "changing MTU to %d\n", new_mtu); - - efx_device_detach_sync(efx); - efx_stop_all(efx); - - mutex_lock(&efx->mac_lock); - net_dev->mtu = new_mtu; - efx_mac_reconfigure(efx); - mutex_unlock(&efx->mac_lock); - - efx_start_all(efx); - efx_device_attach_if_not_resetting(efx); - return 0; -} - static int efx_set_mac_address(struct net_device *net_dev, void *data) { struct efx_nic *efx = netdev_priv(net_dev); |