linux-kernel - [PATCH net-next V2 21/23] ptp: ixp46x: convert to the 64 bit get/set time methods.

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Message-Id: <288503105e9ec9f6023bb6c231fbb5db2d42d406.1426973658.git.richardcochran@gmail.com>
Date:	Sat, 21 Mar 2015 22:39:39 +0100
From:	Richard Cochran <richardcochran@...il.com>
To:	<netdev@...r.kernel.org>
Cc:	<linux-kernel@...r.kernel.org>, Amir Vadai <amirv@...lanox.com>,
	Ariel Elior <ariel.elior@...gic.com>,
	Arnd Bergmann <arnd@...aro.org>,
	Baolin Wang <baolin.wang@...aro.org>,
	Ben Hutchings <ben@...adent.org.uk>,
	Bruce Allan <bruce.w.allan@...el.com>,
	Carolyn Wyborny <carolyn.wyborny@...el.com>,
	Chris Metcalf <cmetcalf@...hip.com>,
	David Miller <davem@...emloft.net>,
	Frank Li <Frank.Li@...escale.com>,
	Giuseppe Cavallaro <peppe.cavallaro@...com>,
	Jeff Kirsher <jeffrey.t.kirsher@...el.com>,
	John Stultz <john.stultz@...aro.org>,
	Luwei Zhou <b45643@...escale.com>,
	Matthew Vick <matthew.vick@...el.com>,
	Michael Chan <mchan@...adcom.com>,
	Prashant Sreedharan <prashant@...adcom.com>,
	Shradha Shah <sshah@...arflare.com>,
	Solarflare linux maintainers <linux-net-drivers@...arflare.com>,
	Sonic Zhang <sonic.zhang@...log.com>,
	Stefan Sørensen 
	<stefan.sorensen@...ctralink.com>,
	Thomas Gleixner <tglx@...utronix.de>,
	Tom Lendacky <thomas.lendacky@....com>
Subject: [PATCH net-next V2 21/23] ptp: ixp46x: convert to the 64 bit get/set time methods.

The device has a 64 bit clock register, where each clock tick is 16
nanoseconds, and so with this patch the driver is ready for the year
2038.

Signed-off-by: Richard Cochran <richardcochran@...il.com>
---
 drivers/ptp/ptp_ixp46x.c |    8 ++++----
 1 file changed, 4 insertions(+), 4 deletions(-)

diff --git a/drivers/ptp/ptp_ixp46x.c b/drivers/ptp/ptp_ixp46x.c
index 604d340..934c139 100644
--- a/drivers/ptp/ptp_ixp46x.c
+++ b/drivers/ptp/ptp_ixp46x.c
@@ -175,7 +175,7 @@ static int ptp_ixp_adjtime(struct ptp_clock_info *ptp, s64 delta)
 	return 0;
 }
 
-static int ptp_ixp_gettime(struct ptp_clock_info *ptp, struct timespec *ts)
+static int ptp_ixp_gettime(struct ptp_clock_info *ptp, struct timespec64 *ts)
 {
 	u64 ns;
 	u32 remainder;
@@ -195,7 +195,7 @@ static int ptp_ixp_gettime(struct ptp_clock_info *ptp, struct timespec *ts)
 }
 
 static int ptp_ixp_settime(struct ptp_clock_info *ptp,
-			   const struct timespec *ts)
+			   const struct timespec64 *ts)
 {
 	u64 ns;
 	unsigned long flags;
@@ -248,8 +248,8 @@ static struct ptp_clock_info ptp_ixp_caps = {
 	.pps		= 0,
 	.adjfreq	= ptp_ixp_adjfreq,
 	.adjtime	= ptp_ixp_adjtime,
-	.gettime	= ptp_ixp_gettime,
-	.settime	= ptp_ixp_settime,
+	.gettime64	= ptp_ixp_gettime,
+	.settime64	= ptp_ixp_settime,
 	.enable		= ptp_ixp_enable,
 };
 
-- 
1.7.10.4

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