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ptp: Add a command line option in testptp to set a specific PTP time

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Signed-off-by: Manfred Rudigier <manfred.rudigier@omicron.at>
Signed-off-by: Christian Riesch <christian.riesch@omicron.at>
Acked-by: Richard Cochran <richardcochran@gmail.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
This commit is contained in:
Manfred Rudigier 2014-03-25 12:24:05 +01:00 committed by David S. Miller
parent b620cb3e82
commit 271c83de61
1 changed files with 18 additions and 2 deletions
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20
Documentation/ptp/testptp.c
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@ -131,7 +131,8 @@ static void usage(char *progname)
" -P val enable or disable (val=1|0) the system clock PPS\n"
" -s set the ptp clock time from the system time\n"
" -S set the system time from the ptp clock time\n"
" -t val shift the ptp clock time by 'val' seconds\n",
" -t val shift the ptp clock time by 'val' seconds\n"
" -T val set the ptp clock time to 'val' seconds\n",
progname);
}
@ -172,6 +173,7 @@ int main(int argc, char *argv[])
int perout = -1;
int pin_index = -1, pin_func;
int pps = -1;
int seconds = 0;
int settime = 0;
int64_t t1, t2, tp;
@ -179,7 +181,7 @@ int main(int argc, char *argv[])
progname = strrchr(argv[0], '/');
progname = progname ? 1+progname : argv[0];
while (EOF != (c = getopt(argc, argv, "a:A:cd:e:f:ghi:k:lL:p:P:sSt:v"))) {
while (EOF != (c = getopt(argc, argv, "a:A:cd:e:f:ghi:k:lL:p:P:sSt:T:v"))) {
switch (c) {
case 'a':
oneshot = atoi(optarg);
@ -234,6 +236,10 @@ int main(int argc, char *argv[])
case 't':
adjtime = atoi(optarg);
break;
case 'T':
settime = 3;
seconds = atoi(optarg);
break;
case 'h':
usage(progname);
return 0;
@ -326,6 +332,16 @@ int main(int argc, char *argv[])
}
}
if (settime == 3) {
ts.tv_sec = seconds;
ts.tv_nsec = 0;
if (clock_settime(clkid, &ts)) {
perror("clock_settime");
} else {
puts("set time okay");
}
}
if (extts) {
memset(&extts_request, 0, sizeof(extts_request));
extts_request.index = index;