ptp: e1000e: use helpers for converting ns to timespec.

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 <[email protected]>
Acked-by: Jacob Keller <[email protected]>
Signed-off-by: David S. Miller <[email protected]>

diff --git a/drivers/net/ethernet/intel/e1000e/ptp.c b/drivers/net/ethernet/intel/e1000e/ptp.c
index 6fedc2c327ddc622d28fdee10d4c94b7564bdabe..8d7b21dc7e19955a2e87868b6c1b4b340feb5236 100644 (file)
--- a/drivers/net/ethernet/intel/e1000e/ptp.c
+++ b/drivers/net/ethernet/intel/e1000e/ptp.c
@@ -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;
 }