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Subject[PATCH net-next V3 02/23] ptp: use the 64 bit gettime method for the SYS_OFFSET ioctl.
Date
This patch changes the code to use the new method whenever implemented by
the PHC driver.

Signed-off-by: Richard Cochran <richardcochran@gmail.com>
---
drivers/ptp/ptp_chardev.c | 14 ++++++++++----
1 file changed, 10 insertions(+), 4 deletions(-)

diff --git a/drivers/ptp/ptp_chardev.c b/drivers/ptp/ptp_chardev.c
index f8a7609..95bcf15 100644
--- a/drivers/ptp/ptp_chardev.c
+++ b/drivers/ptp/ptp_chardev.c
@@ -124,7 +124,8 @@ long ptp_ioctl(struct posix_clock *pc, unsigned int cmd, unsigned long arg)
struct ptp_clock *ptp = container_of(pc, struct ptp_clock, clock);
struct ptp_clock_info *ops = ptp->info;
struct ptp_clock_time *pct;
- struct timespec ts;
+ struct timespec64 ts;
+ struct timespec t2;
int enable, err = 0;
unsigned int i, pin_index;

@@ -197,16 +198,21 @@ long ptp_ioctl(struct posix_clock *pc, unsigned int cmd, unsigned long arg)
}
pct = &sysoff->ts[0];
for (i = 0; i < sysoff->n_samples; i++) {
- getnstimeofday(&ts);
+ getnstimeofday64(&ts);
pct->sec = ts.tv_sec;
pct->nsec = ts.tv_nsec;
pct++;
- ptp->info->gettime(ptp->info, &ts);
+ if (ptp->info->gettime64) {
+ ptp->info->gettime64(ptp->info, &ts);
+ } else {
+ ptp->info->gettime(ptp->info, &t2);
+ ts = timespec_to_timespec64(t2);
+ }
pct->sec = ts.tv_sec;
pct->nsec = ts.tv_nsec;
pct++;
}
- getnstimeofday(&ts);
+ getnstimeofday64(&ts);
pct->sec = ts.tv_sec;
pct->nsec = ts.tv_nsec;
if (copy_to_user((void __user *)arg, sysoff, sizeof(*sysoff)))
--
1.7.10.4


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