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Commit b8210a9e authored by Miroslav Lichvar's avatar Miroslav Lichvar Committed by David S. Miller
Browse files

net: define receive timestamp filter for NTP 



Add HWTSTAMP_FILTER_NTP_ALL to the hwtstamp_rx_filters enum for
timestamping of NTP packets. There is currently only one driver
(phyter) that could support it directly.

CC: Richard Cochran <richardcochran@gmail.com>
CC: Willem de Bruijn <willemb@google.com>
Signed-off-by: default avatarMiroslav Lichvar <mlichvar@redhat.com>
Signed-off-by: default avatarDavid S. Miller <davem@davemloft.net>
parent 2061ec3f

include/uapi/linux/net_tstamp.h

+3 −0
Original line number Diff line number Diff line
@@ -125,6 +125,9 @@ enum hwtstamp_rx_filters { 
	HWTSTAMP_FILTER_PTP_V2_SYNC,

	/* PTP v2/802.AS1, any layer, Delay_req packet */

	HWTSTAMP_FILTER_PTP_V2_DELAY_REQ,



	/* NTP, UDP, all versions and packet modes */

	HWTSTAMP_FILTER_NTP_ALL,

};



#endif /* _NET_TIMESTAMPING_H */

net/core/dev_ioctl.c

+2 −0
Original line number Diff line number Diff line
@@ -227,6 +227,8 @@ static int net_hwtstamp_validate(struct ifreq *ifr) 
	case HWTSTAMP_FILTER_PTP_V2_DELAY_REQ:

		rx_filter_valid = 1;

		break;

	case HWTSTAMP_FILTER_NTP_ALL:

		break;

	}



	if (!tx_type_valid || !rx_filter_valid)