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ptp: mlx4: use helpers for converting ns to timespec.

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This patch changes the driver to use ns_to_timespec64() instead of
open coding the same logic.

Compile tested only.

Signed-off-by: Richard Cochran <richardcochran@gmail.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
This commit is contained in:
Richard Cochran 2015-03-31 23:08:14 +02:00 committed by David S. Miller
parent 350f66d58a
commit f75419c81e
1 changed files with 1 additions and 3 deletions
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4
drivers/net/ethernet/mellanox/mlx4/en_clock.c
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@ -170,15 +170,13 @@ static int mlx4_en_phc_gettime(struct ptp_clock_info *ptp,
struct mlx4_en_dev *mdev = container_of(ptp, struct mlx4_en_dev,
ptp_clock_info);
unsigned long flags;
u32 remainder;
u64 ns;
write_lock_irqsave(&mdev->clock_lock, flags);
ns = timecounter_read(&mdev->clock);
write_unlock_irqrestore(&mdev->clock_lock, flags);
ts->tv_sec = div_u64_rem(ns, NSEC_PER_SEC, &remainder);
ts->tv_nsec = remainder;
*ts = ns_to_timespec64(ns);
return 0;
}