diff options
| author | Matthew Whitehead <tedheadster@gmail.com> | 2013-12-16 10:20:26 -0500 |
|---|---|---|
| committer | David S. Miller <davem@davemloft.net> | 2013-12-19 14:32:52 -0500 |
| commit | 2a2529ef2bb477dbf11311710c6de46298192316 (patch) | |
| tree | 7572f9d7f7aeb993eed2240ee5547a52d3a9feeb /drivers/net/ethernet | |
| parent | 237217546d44fe06c16b8895eecaef22f18ba5ee (diff) | |
3c59x: Add software timestamping
Added software timestamping ability. Tested with linuxptp and synchronized
clocks to an average of less than 200 microseconds on 10 megabit ethernet.
Tested on both Vortex and Boomerang models.
Signed-off-by: Matthew Whitehead <tedheadster@gmail.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
Diffstat (limited to 'drivers/net/ethernet')
| -rw-r--r-- | drivers/net/ethernet/3com/3c59x.c | 4 |
1 files changed, 4 insertions, 0 deletions
diff --git a/drivers/net/ethernet/3com/3c59x.c b/drivers/net/ethernet/3com/3c59x.c index af24c3cf8215..0f4241c6e97e 100644 --- a/drivers/net/ethernet/3com/3c59x.c +++ b/drivers/net/ethernet/3com/3c59x.c @@ -2079,10 +2079,12 @@ vortex_start_xmit(struct sk_buff *skb, struct net_device *dev) iowrite16(len, ioaddr + Wn7_MasterLen); spin_unlock_irq(&vp->window_lock); vp->tx_skb = skb; + skb_tx_timestamp(skb); iowrite16(StartDMADown, ioaddr + EL3_CMD); /* netif_wake_queue() will be called at the DMADone interrupt. */ } else { /* ... and the packet rounded to a doubleword. */ + skb_tx_timestamp(skb); iowrite32_rep(ioaddr + TX_FIFO, skb->data, (skb->len + 3) >> 2); dev_kfree_skb (skb); if (ioread16(ioaddr + TxFree) > 1536) { @@ -2212,6 +2214,7 @@ boomerang_start_xmit(struct sk_buff *skb, struct net_device *dev) prev_entry->status &= cpu_to_le32(~TxIntrUploaded); #endif } + skb_tx_timestamp(skb); iowrite16(DownUnstall, ioaddr + EL3_CMD); spin_unlock_irqrestore(&vp->lock, flags); return NETDEV_TX_OK; @@ -2986,6 +2989,7 @@ static const struct ethtool_ops vortex_ethtool_ops = { .nway_reset = vortex_nway_reset, .get_wol = vortex_get_wol, .set_wol = vortex_set_wol, + .get_ts_info = ethtool_op_get_ts_info, }; #ifdef CONFIG_PCI |