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Diffstat (limited to 'Documentation/networking/timestamping.rst')
| -rw-r--r-- | Documentation/networking/timestamping.rst | 7 |
1 files changed, 3 insertions, 4 deletions
diff --git a/Documentation/networking/timestamping.rst b/Documentation/networking/timestamping.rst index 7aabead90648..2162c4f2b28a 100644 --- a/Documentation/networking/timestamping.rst +++ b/Documentation/networking/timestamping.rst @@ -627,10 +627,9 @@ ioctl(SIOCSHWTSTAMP). However, this has not been implemented in all drivers. -------------------------------------------------------- A driver which supports hardware time stamping must support the -ndo_hwtstamp_set NDO or the legacy SIOCSHWTSTAMP ioctl and update the -supplied struct hwtstamp_config with the actual values as described in -the section on SIOCSHWTSTAMP. It should also support ndo_hwtstamp_get or -the legacy SIOCGHWTSTAMP. +ndo_hwtstamp_set NDO and update the supplied struct hwtstamp_config with +the actual values as described in the section on SIOCSHWTSTAMP. It +should also support ndo_hwtstamp_get NDO to retrieve configuration. Time stamps for received packets must be stored in the skb. To get a pointer to the shared time stamp structure of the skb call skb_hwtstamps(). Then |