diff options
| author | Matthew Vick <matthew.vick@intel.com> | 2012-12-13 07:20:33 +0000 |
|---|---|---|
| committer | Jeff Kirsher <jeffrey.t.kirsher@intel.com> | 2013-01-18 04:56:01 -0800 |
| commit | b66e2397cd277cf2bec2628b3ed35865df2609e5 (patch) | |
| tree | b18feb50f23e5fa67c4f73dca9fed86d27948eac /drivers/net/ethernet | |
| parent | e428893b7d0aecd0ca627c439e7420334824f764 (diff) | |
| download | linux-stable-b66e2397cd277cf2bec2628b3ed35865df2609e5.tar.gz linux-stable-b66e2397cd277cf2bec2628b3ed35865df2609e5.tar.bz2 linux-stable-b66e2397cd277cf2bec2628b3ed35865df2609e5.zip | |
igb: Add support for SW timestamping
Enable SW timestamping for situations where the user may prefer it over HW
timestamping or there may not be HW timestamping.
Cc: Richard Cochran <richardcochran@gmail.com>
Signed-off-by: Matthew Vick <matthew.vick@intel.com>
Acked-by: Jacob Keller <Jacob.e.keller@intel.com>
Tested-by: Aaron Brown <aaron.f.brown@intel.com>
Signed-off-by: Jeff Kirsher <jeffrey.t.kirsher@intel.com>
Diffstat (limited to 'drivers/net/ethernet')
| -rw-r--r-- | drivers/net/ethernet/intel/igb/igb_ethtool.c | 9 | ||||
| -rw-r--r-- | drivers/net/ethernet/intel/igb/igb_main.c | 2 |
2 files changed, 11 insertions, 0 deletions
diff --git a/drivers/net/ethernet/intel/igb/igb_ethtool.c b/drivers/net/ethernet/intel/igb/igb_ethtool.c index bfe9208c4b18..61803032fdd3 100644 --- a/drivers/net/ethernet/intel/igb/igb_ethtool.c +++ b/drivers/net/ethernet/intel/igb/igb_ethtool.c @@ -2272,12 +2272,21 @@ static int igb_get_ts_info(struct net_device *dev, struct igb_adapter *adapter = netdev_priv(dev); switch (adapter->hw.mac.type) { + case e1000_82575: + info->so_timestamping = + SOF_TIMESTAMPING_TX_SOFTWARE | + SOF_TIMESTAMPING_RX_SOFTWARE | + SOF_TIMESTAMPING_SOFTWARE; + return 0; case e1000_82576: case e1000_82580: case e1000_i350: case e1000_i210: case e1000_i211: info->so_timestamping = + SOF_TIMESTAMPING_TX_SOFTWARE | + SOF_TIMESTAMPING_RX_SOFTWARE | + SOF_TIMESTAMPING_SOFTWARE | SOF_TIMESTAMPING_TX_HARDWARE | SOF_TIMESTAMPING_RX_HARDWARE | SOF_TIMESTAMPING_RAW_HARDWARE; diff --git a/drivers/net/ethernet/intel/igb/igb_main.c b/drivers/net/ethernet/intel/igb/igb_main.c index a9cb84a76e49..9dd3da540cd0 100644 --- a/drivers/net/ethernet/intel/igb/igb_main.c +++ b/drivers/net/ethernet/intel/igb/igb_main.c @@ -4610,6 +4610,8 @@ netdev_tx_t igb_xmit_frame_ring(struct sk_buff *skb, first->bytecount = skb->len; first->gso_segs = 1; + skb_tx_timestamp(skb); + if (unlikely((skb_shinfo(skb)->tx_flags & SKBTX_HW_TSTAMP) && !(adapter->ptp_tx_skb))) { skb_shinfo(skb)->tx_flags |= SKBTX_IN_PROGRESS; |