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Commit 84d923ce authored by Richard Cochran's avatar Richard Cochran Committed by David S. Miller
Browse files

ptp: cpts: 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 e7ea55be

drivers/net/ethernet/ti/cpts.c

+2 −5
Original line number Diff line number Diff line
@@ -170,7 +170,6 @@ static int cpts_ptp_adjtime(struct ptp_clock_info *ptp, s64 delta) 
static int cpts_ptp_gettime(struct ptp_clock_info *ptp, struct timespec64 *ts)

{

	u64 ns;

	u32 remainder;

	unsigned long flags;

	struct cpts *cpts = container_of(ptp, struct cpts, info);
@@ -178,8 +177,7 @@ static int cpts_ptp_gettime(struct ptp_clock_info *ptp, struct timespec64 *ts) 
	ns = timecounter_read(&cpts->tc);

	spin_unlock_irqrestore(&cpts->lock, flags);



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

	ts->tv_nsec = remainder;

	*ts = ns_to_timespec64(ns);



	return 0;

}
@@ -191,8 +189,7 @@ static int cpts_ptp_settime(struct ptp_clock_info *ptp, 
	unsigned long flags;

	struct cpts *cpts = container_of(ptp, struct cpts, info);



	ns = ts->tv_sec * 1000000000ULL;

	ns += ts->tv_nsec;

	ns = timespec64_to_ns(ts);



	spin_lock_irqsave(&cpts->lock, flags);

	timecounter_init(&cpts->tc, &cpts->cc, ns);