diff options
Diffstat (limited to 'drivers/net/ixgbe/ixgbe_dcb_nl.c')
| -rw-r--r-- | drivers/net/ixgbe/ixgbe_dcb_nl.c | 32 |
1 files changed, 29 insertions, 3 deletions
diff --git a/drivers/net/ixgbe/ixgbe_dcb_nl.c b/drivers/net/ixgbe/ixgbe_dcb_nl.c index 5d5d390f84bf..6cbff96cc0ff 100644 --- a/drivers/net/ixgbe/ixgbe_dcb_nl.c +++ b/drivers/net/ixgbe/ixgbe_dcb_nl.c @@ -126,7 +126,10 @@ static u8 ixgbe_dcbnl_set_state(struct net_device *netdev, u8 state) netdev->netdev_ops->ndo_stop(netdev); ixgbe_clear_interrupt_scheme(adapter); - adapter->hw.fc.requested_mode = ixgbe_fc_pfc; + if (adapter->hw.mac.type == ixgbe_mac_82598EB) { + adapter->last_lfc_mode = adapter->hw.fc.current_mode; + adapter->hw.fc.requested_mode = ixgbe_fc_none; + } adapter->flags &= ~IXGBE_FLAG_RSS_ENABLED; adapter->flags |= IXGBE_FLAG_DCB_ENABLED; ixgbe_init_interrupt_scheme(adapter); @@ -135,11 +138,13 @@ static u8 ixgbe_dcbnl_set_state(struct net_device *netdev, u8 state) } else { /* Turn off DCB */ if (adapter->flags & IXGBE_FLAG_DCB_ENABLED) { - adapter->hw.fc.requested_mode = ixgbe_fc_default; if (netif_running(netdev)) netdev->netdev_ops->ndo_stop(netdev); ixgbe_clear_interrupt_scheme(adapter); + adapter->hw.fc.requested_mode = adapter->last_lfc_mode; + adapter->temp_dcb_cfg.pfc_mode_enable = false; + adapter->dcb_cfg.pfc_mode_enable = false; adapter->flags &= ~IXGBE_FLAG_DCB_ENABLED; adapter->flags |= IXGBE_FLAG_RSS_ENABLED; ixgbe_init_interrupt_scheme(adapter); @@ -329,9 +334,24 @@ static u8 ixgbe_dcbnl_set_all(struct net_device *netdev) return ret; } + if (adapter->dcb_cfg.pfc_mode_enable) { + if ((adapter->hw.mac.type != ixgbe_mac_82598EB) && + (adapter->hw.fc.current_mode != ixgbe_fc_pfc)) + adapter->last_lfc_mode = adapter->hw.fc.current_mode; + adapter->hw.fc.requested_mode = ixgbe_fc_pfc; + } else { + if (adapter->hw.mac.type != ixgbe_mac_82598EB) + adapter->hw.fc.requested_mode = adapter->last_lfc_mode; + else + adapter->hw.fc.requested_mode = ixgbe_fc_none; + } + if (netif_running(netdev)) ixgbe_up(adapter); + if (adapter->dcb_cfg.pfc_mode_enable) + adapter->hw.fc.current_mode = ixgbe_fc_pfc; + adapter->dcb_set_bitmap = 0x00; clear_bit(__IXGBE_RESETTING, &adapter->state); return ret; @@ -409,11 +429,17 @@ static u8 ixgbe_dcbnl_getpfcstate(struct net_device *netdev) { struct ixgbe_adapter *adapter = netdev_priv(netdev); - return !!(adapter->flags & IXGBE_FLAG_DCB_ENABLED); + return adapter->dcb_cfg.pfc_mode_enable; } static void ixgbe_dcbnl_setpfcstate(struct net_device *netdev, u8 state) { + struct ixgbe_adapter *adapter = netdev_priv(netdev); + + adapter->temp_dcb_cfg.pfc_mode_enable = state; + if (adapter->temp_dcb_cfg.pfc_mode_enable != + adapter->dcb_cfg.pfc_mode_enable) + adapter->dcb_set_bitmap |= BIT_PFC; return; } |
