netdev - [PATCH] net: cavium: liquidio: use helpers ns_to

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Message-ID: <1453887277-11531-1-git-send-email-wangkefeng.wang@huawei.com>
Date:	Wed, 27 Jan 2016 17:34:37 +0800
From:	Kefeng Wang <wangkefeng.wang@...wei.com>
To:	"David S . Miller" <davem@...emloft.net>
CC:	Derek Chickles <derek.chickles@...iumnetworks.com>,
	Raghu Vatsavayi <rvatsavayi@...iumnetworks.com>,
	Satanand Burla <satananda.burla@...iumnetworks.com>,
	Felix Manlunas <felix.manlunas@...iumnetworks.com>,
	<guohanjun@...wei.com>, <netdev@...r.kernel.org>,
	<linux-kernel@...r.kernel.org>,
	Kefeng Wang <wangkefeng.wang@...wei.com>
Subject: [PATCH] net: cavium: liquidio: use helpers ns_to_timespec64()

Convert the driver to use ns_to_timespec64() to keep consistency
with timespec64_to_ns() instead of open coding the same logic.

Signed-off-by: Kefeng Wang <wangkefeng.wang@...wei.com>
---
 drivers/net/ethernet/cavium/liquidio/lio_main.c | 4 +---
 1 file changed, 1 insertion(+), 3 deletions(-)

diff --git a/drivers/net/ethernet/cavium/liquidio/lio_main.c b/drivers/net/ethernet/cavium/liquidio/lio_main.c
index b895044..8727655 100644
--- a/drivers/net/ethernet/cavium/liquidio/lio_main.c
+++ b/drivers/net/ethernet/cavium/liquidio/lio_main.c
@@ -1526,7 +1526,6 @@ static int liquidio_ptp_gettime(struct ptp_clock_info *ptp,
 				struct timespec64 *ts)
 {
 	u64 ns;
-	u32 remainder;
 	unsigned long flags;
 	struct lio *lio = container_of(ptp, struct lio, ptp_info);
 	struct octeon_device *oct = (struct octeon_device *)lio->oct_dev;
@@ -1536,8 +1535,7 @@ static int liquidio_ptp_gettime(struct ptp_clock_info *ptp,
 	ns += lio->ptp_adjust;
 	spin_unlock_irqrestore(&lio->ptp_lock, flags);
 
-	ts->tv_sec = div_u64_rem(ns, 1000000000ULL, &remainder);
-	ts->tv_nsec = remainder;
+	*ts = ns_to_timespec64(ns);
 
 	return 0;
 }
-- 
2.6.0.GIT