diff options
| -rw-r--r-- | drivers/net/ethernet/intel/igb/igb.h | 8 | ||||
| -rw-r--r-- | drivers/net/ethernet/intel/igb/igb_ethtool.c | 4 | ||||
| -rw-r--r-- | drivers/net/ethernet/intel/igb/igb_main.c | 23 | 
3 files changed, 25 insertions, 10 deletions
diff --git a/drivers/net/ethernet/intel/igb/igb.h b/drivers/net/ethernet/intel/igb/igb.h index 0c9f62caa8f..a3b5b908448 100644 --- a/drivers/net/ethernet/intel/igb/igb.h +++ b/drivers/net/ethernet/intel/igb/igb.h @@ -34,9 +34,11 @@  #include "e1000_mac.h"  #include "e1000_82575.h" +#ifdef CONFIG_IGB_PTP  #include <linux/clocksource.h>  #include <linux/net_tstamp.h>  #include <linux/ptp_clock_kernel.h> +#endif /* CONFIG_IGB_PTP */  #include <linux/bitops.h>  #include <linux/if_vlan.h> @@ -376,12 +378,15 @@ struct igb_adapter {  	int node;  	u32 *shadow_vfta; +#ifdef CONFIG_IGB_PTP  	struct ptp_clock *ptp_clock;  	struct ptp_clock_info caps;  	struct delayed_work overflow_work;  	spinlock_t tmreg_lock;  	struct cyclecounter cc;  	struct timecounter tc; +#endif /* CONFIG_IGB_PTP */ +  	char fw_version[32];  }; @@ -436,12 +441,11 @@ extern void igb_set_fw_version(struct igb_adapter *);  #ifdef CONFIG_IGB_PTP  extern void igb_ptp_init(struct igb_adapter *adapter);  extern void igb_ptp_remove(struct igb_adapter *adapter); -  extern void igb_systim_to_hwtstamp(struct igb_adapter *adapter,  				   struct skb_shared_hwtstamps *hwtstamps,  				   u64 systim); +#endif /* CONFIG_IGB_PTP */ -#endif  static inline s32 igb_reset_phy(struct e1000_hw *hw)  {  	if (hw->phy.ops.reset) diff --git a/drivers/net/ethernet/intel/igb/igb_ethtool.c b/drivers/net/ethernet/intel/igb/igb_ethtool.c index a2944412a55..0c4e29aa24c 100644 --- a/drivers/net/ethernet/intel/igb/igb_ethtool.c +++ b/drivers/net/ethernet/intel/igb/igb_ethtool.c @@ -2338,8 +2338,8 @@ static int igb_ethtool_get_ts_info(struct net_device *dev,  	return 0;  } +#endif /* CONFIG_IGB_PTP */ -#endif  static const struct ethtool_ops igb_ethtool_ops = {  	.get_settings           = igb_get_settings,  	.set_settings           = igb_set_settings, @@ -2370,7 +2370,7 @@ static const struct ethtool_ops igb_ethtool_ops = {  	.complete		= igb_ethtool_complete,  #ifdef CONFIG_IGB_PTP  	.get_ts_info		= igb_ethtool_get_ts_info, -#endif +#endif /* CONFIG_IGB_PTP */  };  void igb_set_ethtool_ops(struct net_device *netdev) diff --git a/drivers/net/ethernet/intel/igb/igb_main.c b/drivers/net/ethernet/intel/igb/igb_main.c index 73cc273ef98..03477d7451e 100644 --- a/drivers/net/ethernet/intel/igb/igb_main.c +++ b/drivers/net/ethernet/intel/igb/igb_main.c @@ -2180,11 +2180,12 @@ static int __devinit igb_probe(struct pci_dev *pdev,  	}  #endif +  #ifdef CONFIG_IGB_PTP  	/* do hw tstamp init after resetting */  	igb_ptp_init(adapter); +#endif /* CONFIG_IGB_PTP */ -#endif  	dev_info(&pdev->dev, "Intel(R) Gigabit Ethernet Network Connection\n");  	/* print bus type/speed/width info */  	dev_info(&pdev->dev, "%s: (PCIe:%s:%s) %pM\n", @@ -2260,8 +2261,8 @@ static void __devexit igb_remove(struct pci_dev *pdev)  	pm_runtime_get_noresume(&pdev->dev);  #ifdef CONFIG_IGB_PTP  	igb_ptp_remove(adapter); +#endif /* CONFIG_IGB_PTP */ -#endif  	/*  	 * The watchdog timer may be rescheduled, so explicitly  	 * disable watchdog from being rescheduled. @@ -3184,8 +3185,10 @@ void igb_configure_rx_ring(struct igb_adapter *adapter,  	srrctl |= (PAGE_SIZE / 2) >> E1000_SRRCTL_BSIZEPKT_SHIFT;  #endif  	srrctl |= E1000_SRRCTL_DESCTYPE_HDR_SPLIT_ALWAYS; +#ifdef CONFIG_IGB_PTP  	if (hw->mac.type >= e1000_82580)  		srrctl |= E1000_SRRCTL_TIMESTAMP; +#endif /* CONFIG_IGB_PTP */  	/* 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; @@ -4229,9 +4232,11 @@ static __le32 igb_tx_cmd_type(u32 tx_flags)  	if (tx_flags & IGB_TX_FLAGS_VLAN)  		cmd_type |= cpu_to_le32(E1000_ADVTXD_DCMD_VLE); +#ifdef CONFIG_IGB_PTP  	/* set timestamp bit if present */  	if (tx_flags & IGB_TX_FLAGS_TSTAMP)  		cmd_type |= cpu_to_le32(E1000_ADVTXD_MAC_TSTAMP); +#endif /* CONFIG_IGB_PTP */  	/* set segmentation bits for TSO */  	if (tx_flags & IGB_TX_FLAGS_TSO) @@ -4462,10 +4467,12 @@ netdev_tx_t igb_xmit_frame_ring(struct sk_buff *skb,  	first->bytecount = skb->len;  	first->gso_segs = 1; +#ifdef CONFIG_IGB_PTP  	if (unlikely(skb_shinfo(skb)->tx_flags & SKBTX_HW_TSTAMP)) {  		skb_shinfo(skb)->tx_flags |= SKBTX_IN_PROGRESS;  		tx_flags |= IGB_TX_FLAGS_TSTAMP;  	} +#endif /* CONFIG_IGB_PTP */  	if (vlan_tx_tag_present(skb)) {  		tx_flags |= IGB_TX_FLAGS_VLAN; @@ -5772,8 +5779,8 @@ static void igb_tx_hwtstamp(struct igb_q_vector *q_vector,  	igb_systim_to_hwtstamp(adapter, &shhwtstamps, regval);  	skb_tstamp_tx(buffer_info->skb, &shhwtstamps);  } +#endif /* CONFIG_IGB_PTP */ -#endif  /**   * igb_clean_tx_irq - Reclaim resources after transmit completes   * @q_vector: pointer to q_vector containing needed info @@ -5821,8 +5828,8 @@ static bool igb_clean_tx_irq(struct igb_q_vector *q_vector)  #ifdef CONFIG_IGB_PTP  		/* retrieve hardware timestamp */  		igb_tx_hwtstamp(q_vector, tx_buffer); +#endif /* CONFIG_IGB_PTP */ -#endif  		/* free the skb */  		dev_kfree_skb_any(tx_buffer->skb);  		tx_buffer->skb = NULL; @@ -6033,8 +6040,8 @@ static void igb_rx_hwtstamp(struct igb_q_vector *q_vector,  	igb_systim_to_hwtstamp(adapter, skb_hwtstamps(skb), regval);  } +#endif /* CONFIG_IGB_PTP */ -#endif  static void igb_rx_vlan(struct igb_ring *ring,  			union e1000_adv_rx_desc *rx_desc,  			struct sk_buff *skb) @@ -6147,7 +6154,7 @@ static bool igb_clean_rx_irq(struct igb_q_vector *q_vector, int budget)  #ifdef CONFIG_IGB_PTP  		igb_rx_hwtstamp(q_vector, rx_desc, skb); -#endif +#endif /* CONFIG_IGB_PTP */  		igb_rx_hash(rx_ring, rx_desc, skb);  		igb_rx_checksum(rx_ring, rx_desc, skb);  		igb_rx_vlan(rx_ring, rx_desc, skb); @@ -6340,6 +6347,7 @@ static int igb_mii_ioctl(struct net_device *netdev, struct ifreq *ifr, int cmd)  	return 0;  } +#ifdef CONFIG_IGB_PTP  /**   * igb_hwtstamp_ioctl - control hardware time stamping   * @netdev: @@ -6514,6 +6522,7 @@ static int igb_hwtstamp_ioctl(struct net_device *netdev,  	return copy_to_user(ifr->ifr_data, &config, sizeof(config)) ?  		-EFAULT : 0;  } +#endif /* CONFIG_IGB_PTP */  /**   * igb_ioctl - @@ -6528,8 +6537,10 @@ static int igb_ioctl(struct net_device *netdev, struct ifreq *ifr, int cmd)  	case SIOCGMIIREG:  	case SIOCSMIIREG:  		return igb_mii_ioctl(netdev, ifr, cmd); +#ifdef CONFIG_IGB_PTP  	case SIOCSHWTSTAMP:  		return igb_hwtstamp_ioctl(netdev, ifr, cmd); +#endif /* CONFIG_IGB_PTP */  	default:  		return -EOPNOTSUPP;  	}  |