diff options
Diffstat (limited to 'drivers/net/sfc/falcon.c')
| -rw-r--r-- | drivers/net/sfc/falcon.c | 15 |
1 files changed, 8 insertions, 7 deletions
diff --git a/drivers/net/sfc/falcon.c b/drivers/net/sfc/falcon.c index ae7b0b48bfd..d9412f83a78 100644 --- a/drivers/net/sfc/falcon.c +++ b/drivers/net/sfc/falcon.c @@ -2283,16 +2283,12 @@ int falcon_switch_mac(struct efx_nic *efx) efx->link_fd = true; } + WARN_ON(!mutex_is_locked(&efx->mac_lock)); efx->mac_op = (EFX_IS10G(efx) ? &falcon_xmac_operations : &falcon_gmac_operations); - if (old_mac_op == efx->mac_op) - return 0; - - WARN_ON(!mutex_is_locked(&efx->mac_lock)); - - /* Not all macs support a mac-level link state */ - efx->mac_up = true; + /* Always push the NIC_STAT_REG setting even if the mac hasn't + * changed, because this function is run post online reset */ falcon_read(efx, &nic_stat, NIC_STAT_REG); strap_val = EFX_IS10G(efx) ? 5 : 3; if (falcon_rev(efx) >= FALCON_REV_B0) { @@ -2305,8 +2301,13 @@ int falcon_switch_mac(struct efx_nic *efx) BUG_ON(EFX_OWORD_FIELD(nic_stat, STRAP_PINS) != strap_val); } + if (old_mac_op == efx->mac_op) + return 0; EFX_LOG(efx, "selected %cMAC\n", EFX_IS10G(efx) ? 'X' : 'G'); + /* Not all macs support a mac-level link state */ + efx->mac_up = true; + return falcon_reset_macs(efx); } |