diff options
Diffstat (limited to 'drivers/net/ixgbe/ixgbe_dcb_nl.c')
| -rw-r--r-- | drivers/net/ixgbe/ixgbe_dcb_nl.c | 116 |
1 files changed, 89 insertions, 27 deletions
diff --git a/drivers/net/ixgbe/ixgbe_dcb_nl.c b/drivers/net/ixgbe/ixgbe_dcb_nl.c index 1c726573290..a6bc1ef28f9 100644 --- a/drivers/net/ixgbe/ixgbe_dcb_nl.c +++ b/drivers/net/ixgbe/ixgbe_dcb_nl.c @@ -36,6 +36,7 @@ #define BIT_PFC 0x02 #define BIT_PG_RX 0x04 #define BIT_PG_TX 0x08 +#define BIT_APP_UPCHG 0x10 #define BIT_RESETLINK 0x40 #define BIT_LINKSPEED 0x80 @@ -139,18 +140,6 @@ static u8 ixgbe_dcbnl_set_state(struct net_device *netdev, u8 state) adapter->flags &= ~IXGBE_FLAG_FDIR_PERFECT_CAPABLE; } adapter->flags |= IXGBE_FLAG_DCB_ENABLED; -#ifdef IXGBE_FCOE - /* Turn on FCoE offload */ - if ((adapter->flags & IXGBE_FLAG_FCOE_CAPABLE) && - (!(adapter->flags & IXGBE_FLAG_FCOE_ENABLED))) { - adapter->flags |= IXGBE_FLAG_FCOE_ENABLED; - adapter->ring_feature[RING_F_FCOE].indices = - IXGBE_FCRETA_SIZE; - netdev->features |= NETIF_F_FCOE_CRC; - netdev->features |= NETIF_F_FSO; - netdev->fcoe_ddp_xid = IXGBE_FCOE_DDP_MAX - 1; - } -#endif /* IXGBE_FCOE */ ixgbe_init_interrupt_scheme(adapter); if (netif_running(netdev)) netdev->netdev_ops->ndo_open(netdev); @@ -169,17 +158,6 @@ static u8 ixgbe_dcbnl_set_state(struct net_device *netdev, u8 state) if (adapter->hw.mac.type == ixgbe_mac_82599EB) adapter->flags |= IXGBE_FLAG_FDIR_HASH_CAPABLE; -#ifdef IXGBE_FCOE - /* Turn off FCoE offload */ - if (adapter->flags & (IXGBE_FLAG_FCOE_CAPABLE | - IXGBE_FLAG_FCOE_ENABLED)) { - adapter->flags &= ~IXGBE_FLAG_FCOE_ENABLED; - adapter->ring_feature[RING_F_FCOE].indices = 0; - netdev->features &= ~NETIF_F_FCOE_CRC; - netdev->features &= ~NETIF_F_FSO; - netdev->fcoe_ddp_xid = 0; - } -#endif /* IXGBE_FCOE */ ixgbe_init_interrupt_scheme(adapter); if (netif_running(netdev)) netdev->netdev_ops->ndo_open(netdev); @@ -371,8 +349,14 @@ static u8 ixgbe_dcbnl_set_all(struct net_device *netdev) while (test_and_set_bit(__IXGBE_RESETTING, &adapter->state)) msleep(1); - if (netif_running(netdev)) - ixgbe_down(adapter); + if (adapter->dcb_set_bitmap & BIT_APP_UPCHG) { + if (netif_running(netdev)) + netdev->netdev_ops->ndo_stop(netdev); + ixgbe_clear_interrupt_scheme(adapter); + } else { + if (netif_running(netdev)) + ixgbe_down(adapter); + } } ret = ixgbe_copy_dcb_cfg(&adapter->temp_dcb_cfg, &adapter->dcb_cfg, @@ -396,8 +380,14 @@ static u8 ixgbe_dcbnl_set_all(struct net_device *netdev) } if (adapter->dcb_set_bitmap & BIT_RESETLINK) { - if (netif_running(netdev)) - ixgbe_up(adapter); + if (adapter->dcb_set_bitmap & BIT_APP_UPCHG) { + ixgbe_init_interrupt_scheme(adapter); + if (netif_running(netdev)) + netdev->netdev_ops->ndo_open(netdev); + } else { + if (netif_running(netdev)) + ixgbe_up(adapter); + } ret = DCB_HW_CHG_RST; } else if (adapter->dcb_set_bitmap & BIT_PFC) { if (adapter->hw.mac.type == ixgbe_mac_82598EB) @@ -503,6 +493,76 @@ static void ixgbe_dcbnl_setpfcstate(struct net_device *netdev, u8 state) return; } +/** + * ixgbe_dcbnl_getapp - retrieve the DCBX application user priority + * @netdev : the corresponding netdev + * @idtype : identifies the id as ether type or TCP/UDP port number + * @id: id is either ether type or TCP/UDP port number + * + * Returns : on success, returns a non-zero 802.1p user priority bitmap + * otherwise returns 0 as the invalid user priority bitmap to indicate an + * error. + */ +static u8 ixgbe_dcbnl_getapp(struct net_device *netdev, u8 idtype, u16 id) +{ + u8 rval = 0; + + switch (idtype) { + case DCB_APP_IDTYPE_ETHTYPE: +#ifdef IXGBE_FCOE + if (id == ETH_P_FCOE) + rval = ixgbe_fcoe_getapp(netdev_priv(netdev)); +#endif + break; + case DCB_APP_IDTYPE_PORTNUM: + break; + default: + break; + } + return rval; +} + +/** + * ixgbe_dcbnl_setapp - set the DCBX application user priority + * @netdev : the corresponding netdev + * @idtype : identifies the id as ether type or TCP/UDP port number + * @id: id is either ether type or TCP/UDP port number + * @up: the 802.1p user priority bitmap + * + * Returns : 0 on success or 1 on error + */ +static u8 ixgbe_dcbnl_setapp(struct net_device *netdev, + u8 idtype, u16 id, u8 up) +{ + u8 rval = 1; + + switch (idtype) { + case DCB_APP_IDTYPE_ETHTYPE: +#ifdef IXGBE_FCOE + if (id == ETH_P_FCOE) { + u8 tc; + struct ixgbe_adapter *adapter; + + adapter = netdev_priv(netdev); + tc = adapter->fcoe.tc; + rval = ixgbe_fcoe_setapp(adapter, up); + if ((!rval) && (tc != adapter->fcoe.tc) && + (adapter->flags & IXGBE_FLAG_DCB_ENABLED) && + (adapter->flags & IXGBE_FLAG_FCOE_ENABLED)) { + adapter->dcb_set_bitmap |= BIT_APP_UPCHG; + adapter->dcb_set_bitmap |= BIT_RESETLINK; + } + } +#endif + break; + case DCB_APP_IDTYPE_PORTNUM: + break; + default: + break; + } + return rval; +} + struct dcbnl_rtnl_ops dcbnl_ops = { .getstate = ixgbe_dcbnl_get_state, .setstate = ixgbe_dcbnl_set_state, @@ -523,5 +583,7 @@ struct dcbnl_rtnl_ops dcbnl_ops = { .setnumtcs = ixgbe_dcbnl_setnumtcs, .getpfcstate = ixgbe_dcbnl_getpfcstate, .setpfcstate = ixgbe_dcbnl_setpfcstate, + .getapp = ixgbe_dcbnl_getapp, + .setapp = ixgbe_dcbnl_setapp, }; |