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ptp: e1000e: 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>
Acked-by: Jacob Keller <jacob.e.keller@intel.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
This commit is contained in:
Richard Cochran 2015-03-31 23:08:11 +02:00 committed by David S. Miller
parent 3359e7c2e9
commit bdf36d9471
1 changed files with 1 additions and 3 deletions
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4
drivers/net/ethernet/intel/e1000e/ptp.c
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@ -111,15 +111,13 @@ static int e1000e_phc_gettime(struct ptp_clock_info *ptp, struct timespec64 *ts)
struct e1000_adapter *adapter = container_of(ptp, struct e1000_adapter,
ptp_clock_info);
unsigned long flags;
u32 remainder;
u64 ns;
spin_lock_irqsave(&adapter->systim_lock, flags);
ns = timecounter_read(&adapter->tc);
spin_unlock_irqrestore(&adapter->systim_lock, flags);
ts->tv_sec = div_u64_rem(ns, NSEC_PER_SEC, &remainder);
ts->tv_nsec = remainder;
*ts = ns_to_timespec64(ns);
return 0;
}