diff options
author | Miroslav Lichvar <mlichvar@redhat.com> | 2017-05-19 17:52:35 +0200 |
---|---|---|
committer | David S. Miller <davem@davemloft.net> | 2017-05-21 13:37:32 -0400 |
commit | b8210a9e4bea6354eccc5d8a50ecc21ea7486dc9 (patch) | |
tree | ac8e1a9e76ec59e2dee0e7185e1373aef24bc14d | |
parent | 2061ec3f1370d5491e801a693618af2b933781fe (diff) |
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: Miroslav Lichvar <mlichvar@redhat.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
-rw-r--r-- | include/uapi/linux/net_tstamp.h | 3 | ||||
-rw-r--r-- | net/core/dev_ioctl.c | 2 |
2 files changed, 5 insertions, 0 deletions
diff --git a/include/uapi/linux/net_tstamp.h b/include/uapi/linux/net_tstamp.h index 464dcca5ed68..0749fb13e517 100644 --- a/include/uapi/linux/net_tstamp.h +++ b/include/uapi/linux/net_tstamp.h @@ -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 */ diff --git a/net/core/dev_ioctl.c b/net/core/dev_ioctl.c index b94b1d293506..8f036a76b92e 100644 --- a/net/core/dev_ioctl.c +++ b/net/core/dev_ioctl.c @@ -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) |