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Commit 6630514f authored by Richard Cochran's avatar Richard Cochran Committed by David S. Miller
Browse files

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



This patch changes the driver to use ns_to_timespec64() and
timespec64_to_ns() instead of open coding the same logic.

Compile tested only.

Signed-off-by: default avatarRichard Cochran <richardcochran@gmail.com>
Signed-off-by: default avatarDavid S. Miller <davem@davemloft.net>
parent 7a20efb0

drivers/net/ethernet/freescale/fec_ptp.c

+2 −5
Original line number Diff line number Diff line
@@ -395,15 +395,13 @@ static int fec_ptp_gettime(struct ptp_clock_info *ptp, struct timespec64 *ts) 
	struct fec_enet_private *adapter =

	    container_of(ptp, struct fec_enet_private, ptp_caps);

	u64 ns;

	u32 remainder;

	unsigned long flags;



	spin_lock_irqsave(&adapter->tmreg_lock, flags);

	ns = timecounter_read(&adapter->tc);

	spin_unlock_irqrestore(&adapter->tmreg_lock, flags);



	ts->tv_sec = div_u64_rem(ns, 1000000000ULL, &remainder);

	ts->tv_nsec = remainder;

	*ts = ns_to_timespec64(ns);



	return 0;

}
@@ -433,8 +431,7 @@ static int fec_ptp_settime(struct ptp_clock_info *ptp, 
		return -EINVAL;

	}



	ns = ts->tv_sec * 1000000000ULL;

	ns += ts->tv_nsec;

	ns = timespec64_to_ns(ts);

	/* Get the timer value based on timestamp.

	 * Update the counter with the masked value.

	 */