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ptp: use the 64 bit get/set time methods for the posix clock. 

This patch changes the posix clock code to prefer the new methods
whenever they are implemented by the PHC drivers.

Signed-off-by: Richard Cochran <richardcochran@gmail.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
This commit is contained in:
Richard Cochran 2015-03-29 23:11:53 +02:00 committed by David S. Miller
parent e13cfcb03e
commit d7d38f5bd7
1 changed files with 17 additions and 2 deletions
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19
drivers/ptp/ptp_clock.c
View File

@ -107,13 +107,28 @@ static int ptp_clock_getres(struct posix_clock *pc, struct timespec *tp)
static int ptp_clock_settime(struct posix_clock *pc, const struct timespec *tp)
{
struct ptp_clock *ptp = container_of(pc, struct ptp_clock, clock);
return ptp->info->settime(ptp->info, tp);
struct timespec64 ts = timespec_to_timespec64(*tp);
return ptp->info->settime64 ?
ptp->info->settime64(ptp->info, &ts) :
ptp->info->settime(ptp->info, tp);
}
static int ptp_clock_gettime(struct posix_clock *pc, struct timespec *tp)
{
struct ptp_clock *ptp = container_of(pc, struct ptp_clock, clock);
return ptp->info->gettime(ptp->info, tp);
struct timespec64 ts;
int err;
if (ptp->info->gettime64) {
err = ptp->info->gettime64(ptp->info, &ts);
if (!err)
*tp = timespec64_to_timespec(ts);
} else {
err = ptp->info->gettime(ptp->info, tp);
}
return err;
}
static int ptp_clock_adjtime(struct posix_clock *pc, struct timex *tx)