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

Signed-off-by: Richard Cochran <[email protected]>
---
 drivers/net/ethernet/adi/bfin_mac.c |    8 +++-----
 1 file changed, 3 insertions(+), 5 deletions(-)

diff --git a/drivers/net/ethernet/adi/bfin_mac.c 
b/drivers/net/ethernet/adi/bfin_mac.c
index 0c37aef..096531a 100644
--- a/drivers/net/ethernet/adi/bfin_mac.c
+++ b/drivers/net/ethernet/adi/bfin_mac.c
@@ -986,7 +986,6 @@ static int bfin_ptp_adjtime(struct ptp_clock_info *ptp, s64 
delta)
 static int bfin_ptp_gettime(struct ptp_clock_info *ptp, struct timespec64 *ts)
 {
        u64 ns;
-       u32 remainder;
        unsigned long flags;
        struct bfin_mac_local *lp =
                container_of(ptp, struct bfin_mac_local, caps);
@@ -997,8 +996,8 @@ static int bfin_ptp_gettime(struct ptp_clock_info *ptp, 
struct timespec64 *ts)
 
        spin_unlock_irqrestore(&lp->phc_lock, flags);
 
-       ts->tv_sec = div_u64_rem(ns, 1000000000, &remainder);
-       ts->tv_nsec = remainder;
+       *ts = ns_to_timespec64(ns);
+
        return 0;
 }
 
@@ -1010,8 +1009,7 @@ static int bfin_ptp_settime(struct ptp_clock_info *ptp,
        struct bfin_mac_local *lp =
                container_of(ptp, struct bfin_mac_local, caps);
 
-       ns = ts->tv_sec * 1000000000ULL;
-       ns += ts->tv_nsec;
+       ns = timespec64_to_ns(ts);
 
        spin_lock_irqsave(&lp->phc_lock, flags);
 
-- 
1.7.10.4

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