82575 only has software timestamping capability and it doesn't have PTP Hardware Clocks. Therefore, -1 has to be specified to the phc_index for ethtool's get_ts_info, otherwise a wrong value will be set to the phc_index.
Signed-off-by: Ken ICHIKAWA <[email protected]> --- drivers/net/ethernet/intel/igb/igb_ethtool.c | 1 + 1 file changed, 1 insertion(+) diff --git a/drivers/net/ethernet/intel/igb/igb_ethtool.c b/drivers/net/ethernet/intel/igb/igb_ethtool.c index 1df0237..d9bd614 100644 --- a/drivers/net/ethernet/intel/igb/igb_ethtool.c +++ b/drivers/net/ethernet/intel/igb/igb_ethtool.c @@ -2360,6 +2360,7 @@ static int igb_get_ts_info(struct net_device *dev, SOF_TIMESTAMPING_TX_SOFTWARE | SOF_TIMESTAMPING_RX_SOFTWARE | SOF_TIMESTAMPING_SOFTWARE; + info->phc_index = -1; return 0; case e1000_82576: case e1000_82580: -- 1.8.2.1 ------------------------------------------------------------------------------ CenturyLink Cloud: The Leader in Enterprise Cloud Services. Learn Why More Businesses Are Choosing CenturyLink Cloud For Critical Workloads, Development Environments & Everything In Between. Get a Quote or Start a Free Trial Today. http://pubads.g.doubleclick.net/gampad/clk?id=119420431&iu=/4140/ostg.clktrk _______________________________________________ E1000-devel mailing list [email protected] https://lists.sourceforge.net/lists/listinfo/e1000-devel To learn more about Intel® Ethernet, visit http://communities.intel.com/community/wired
