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conf: add nocrossts option to hwtimestamp directive

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This option disables the use of the PTP_SYS_OFFSET_PRECISE ioctl.
This commit is contained in:
Miroslav Lichvar
2017-01-19 16:23:35 +01:00
parent 31b6a14444
commit 50f99ec5f4
4 changed files with 12 additions and 2 deletions
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6
ntp_io_linux.c
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@@ -62,6 +62,7 @@ struct Interface {
int if_index;
int phc_fd;
int phc_mode;
int phc_nocrossts;
/* Link speed in mbit/s */
int link_speed;
/* Start of UDP data at layer 2 for IPv4 and IPv6 */
@@ -165,6 +166,7 @@ add_interface(CNF_HwTsInterface *conf_iface)
iface->if_index = if_index;
iface->phc_fd = phc_fd;
iface->phc_mode = 0;
iface->phc_nocrossts = conf_iface->nocrossts;
/* Start with 1 gbit and no VLANs or IPv4/IPv6 options */
iface->link_speed = 1000;
@@ -368,8 +370,8 @@ process_hw_timestamp(struct Interface *iface, struct timespec *hw_ts,
int l2_length;
if (HCL_NeedsNewSample(iface->clock, &local_ts->ts)) {
if (!SYS_Linux_GetPHCSample(iface->phc_fd, 0, iface->precision, &iface->phc_mode,
&sample_phc_ts, &sample_sys_ts, &err))
if (!SYS_Linux_GetPHCSample(iface->phc_fd, iface->phc_nocrossts, iface->precision,
&iface->phc_mode, &sample_phc_ts, &sample_sys_ts, &err))
return;
LCL_CookTime(&sample_sys_ts, &sample_local_ts, NULL);