diff options
Diffstat (limited to 'drivers/net/ethernet/intel/igb/igb_main.c')
| -rw-r--r-- | drivers/net/ethernet/intel/igb/igb_main.c | 51 |
1 files changed, 35 insertions, 16 deletions
diff --git a/drivers/net/ethernet/intel/igb/igb_main.c b/drivers/net/ethernet/intel/igb/igb_main.c index 98346eb064d5..b46bff8fe056 100644 --- a/drivers/net/ethernet/intel/igb/igb_main.c +++ b/drivers/net/ethernet/intel/igb/igb_main.c @@ -146,7 +146,7 @@ static int igb_poll(struct napi_struct *, int); static bool igb_clean_tx_irq(struct igb_q_vector *, int); static int igb_clean_rx_irq(struct igb_q_vector *, int); static int igb_ioctl(struct net_device *, struct ifreq *, int cmd); -static void igb_tx_timeout(struct net_device *); +static void igb_tx_timeout(struct net_device *, unsigned int txqueue); static void igb_reset_task(struct work_struct *); static void igb_vlan_mode(struct net_device *netdev, netdev_features_t features); @@ -4468,6 +4468,37 @@ static inline void igb_set_vmolr(struct igb_adapter *adapter, } /** + * igb_setup_srrctl - configure the split and replication receive control + * registers + * @adapter: Board private structure + * @ring: receive ring to be configured + **/ +void igb_setup_srrctl(struct igb_adapter *adapter, struct igb_ring *ring) +{ + struct e1000_hw *hw = &adapter->hw; + int reg_idx = ring->reg_idx; + u32 srrctl = 0; + + srrctl = IGB_RX_HDR_LEN << E1000_SRRCTL_BSIZEHDRSIZE_SHIFT; + if (ring_uses_large_buffer(ring)) + srrctl |= IGB_RXBUFFER_3072 >> E1000_SRRCTL_BSIZEPKT_SHIFT; + else + srrctl |= IGB_RXBUFFER_2048 >> E1000_SRRCTL_BSIZEPKT_SHIFT; + srrctl |= E1000_SRRCTL_DESCTYPE_ADV_ONEBUF; + if (hw->mac.type >= e1000_82580) + srrctl |= E1000_SRRCTL_TIMESTAMP; + /* Only set Drop Enable if VFs allocated, or we are supporting multiple + * queues and rx flow control is disabled + */ + if (adapter->vfs_allocated_count || + (!(hw->fc.current_mode & e1000_fc_rx_pause) && + adapter->num_rx_queues > 1)) + srrctl |= E1000_SRRCTL_DROP_EN; + + wr32(E1000_SRRCTL(reg_idx), srrctl); +} + +/** * igb_configure_rx_ring - Configure a receive ring after Reset * @adapter: board private structure * @ring: receive ring to be configured @@ -4481,7 +4512,7 @@ void igb_configure_rx_ring(struct igb_adapter *adapter, union e1000_adv_rx_desc *rx_desc; u64 rdba = ring->dma; int reg_idx = ring->reg_idx; - u32 srrctl = 0, rxdctl = 0; + u32 rxdctl = 0; /* disable the queue */ wr32(E1000_RXDCTL(reg_idx), 0); @@ -4499,19 +4530,7 @@ void igb_configure_rx_ring(struct igb_adapter *adapter, writel(0, ring->tail); /* set descriptor configuration */ - srrctl = IGB_RX_HDR_LEN << E1000_SRRCTL_BSIZEHDRSIZE_SHIFT; - if (ring_uses_large_buffer(ring)) - srrctl |= IGB_RXBUFFER_3072 >> E1000_SRRCTL_BSIZEPKT_SHIFT; - else - srrctl |= IGB_RXBUFFER_2048 >> E1000_SRRCTL_BSIZEPKT_SHIFT; - srrctl |= E1000_SRRCTL_DESCTYPE_ADV_ONEBUF; - if (hw->mac.type >= e1000_82580) - srrctl |= E1000_SRRCTL_TIMESTAMP; - /* Only set Drop Enable if we are supporting multiple queues */ - if (adapter->vfs_allocated_count || adapter->num_rx_queues > 1) - srrctl |= E1000_SRRCTL_DROP_EN; - - wr32(E1000_SRRCTL(reg_idx), srrctl); + igb_setup_srrctl(adapter, ring); /* set filtering for VMDQ pools */ igb_set_vmolr(adapter, reg_idx & 0x7, true); @@ -6184,7 +6203,7 @@ static netdev_tx_t igb_xmit_frame(struct sk_buff *skb, * igb_tx_timeout - Respond to a Tx Hang * @netdev: network interface device structure **/ -static void igb_tx_timeout(struct net_device *netdev) +static void igb_tx_timeout(struct net_device *netdev, unsigned int txqueue) { struct igb_adapter *adapter = netdev_priv(netdev); struct e1000_hw *hw = &adapter->hw; |