netdev - [PATCH 17/27] amd-xgbe: Use timecounter

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Message-Id: <1513323522-15021-18-git-send-email-sagar.a.kamble@intel.com>
Date:   Fri, 15 Dec 2017 13:08:32 +0530
From:   Sagar Arun Kamble <sagar.a.kamble@...el.com>
To:     linux-kernel@...r.kernel.org
Cc:     Sagar Arun Kamble <sagar.a.kamble@...el.com>,
        Richard Cochran <richardcochran@...il.com>,
        Tom Lendacky <thomas.lendacky@....com>, netdev@...r.kernel.org
Subject: [PATCH 17/27] amd-xgbe: Use timecounter_reset interface

With new interface timecounter_reset we can update the start time for
timecounter. Update xgbe_config_tstamp and xgbe_settime with this new
function.

Signed-off-by: Sagar Arun Kamble <sagar.a.kamble@...el.com>
Cc: Richard Cochran <richardcochran@...il.com>
Cc: Tom Lendacky <thomas.lendacky@....com>
Cc: netdev@...r.kernel.org
Cc: linux-kernel@...r.kernel.org
---
 drivers/net/ethernet/amd/xgbe/xgbe-dev.c | 4 ++--
 drivers/net/ethernet/amd/xgbe/xgbe-ptp.c | 2 +-
 2 files changed, 3 insertions(+), 3 deletions(-)

diff --git a/drivers/net/ethernet/amd/xgbe/xgbe-dev.c b/drivers/net/ethernet/amd/xgbe/xgbe-dev.c
index 5005c87..aee99de 100644
--- a/drivers/net/ethernet/amd/xgbe/xgbe-dev.c
+++ b/drivers/net/ethernet/amd/xgbe/xgbe-dev.c
@@ -1621,8 +1621,8 @@ static int xgbe_config_tstamp(struct xgbe_prv_data *pdata,
 	xgbe_update_tstamp_addend(pdata, pdata->tstamp_addend);
 	xgbe_set_tstamp_time(pdata, 0, 0);
 
-	/* Initialize the timecounter */
-	timecounter_init(&pdata->tstamp_tc, ktime_to_ns(ktime_get_real()));
+	/* Reset the timecounter */
+	timecounter_reset(&pdata->tstamp_tc, ktime_to_ns(ktime_get_real()));
 
 	return 0;
 }
diff --git a/drivers/net/ethernet/amd/xgbe/xgbe-ptp.c b/drivers/net/ethernet/amd/xgbe/xgbe-ptp.c
index 486437b..5fcde50 100644
--- a/drivers/net/ethernet/amd/xgbe/xgbe-ptp.c
+++ b/drivers/net/ethernet/amd/xgbe/xgbe-ptp.c
@@ -211,7 +211,7 @@ static int xgbe_settime(struct ptp_clock_info *info,
 
 	spin_lock_irqsave(&pdata->tstamp_lock, flags);
 
-	timecounter_init(&pdata->tstamp_tc, nsec);
+	timecounter_reset(&pdata->tstamp_tc, nsec);
 
 	spin_unlock_irqrestore(&pdata->tstamp_lock, flags);
 
-- 
1.9.1