[RFC net-next 17/22] ptp: cpts: convert to the 64 bit get/set time methods.

From: Richard Cochran
Date: Sat Mar 21 2015 - 17:02:48 EST


This driver's clock is implemented using a timecounter, and so with
this patch the driver is ready for the year 2038.

Compile tested only.

Signed-off-by: Richard Cochran <richardcochran@xxxxxxxxx>
---
drivers/net/ethernet/ti/cpts.c | 12 ++++++------
1 file changed, 6 insertions(+), 6 deletions(-)

diff --git a/drivers/net/ethernet/ti/cpts.c b/drivers/net/ethernet/ti/cpts.c
index fbe42cb..074b636 100644
--- a/drivers/net/ethernet/ti/cpts.c
+++ b/drivers/net/ethernet/ti/cpts.c
@@ -167,7 +167,7 @@ static int cpts_ptp_adjtime(struct ptp_clock_info *ptp, s64 delta)
return 0;
}

-static int cpts_ptp_gettime(struct ptp_clock_info *ptp, struct timespec *ts)
+static int cpts_ptp_gettime(struct ptp_clock_info *ptp, struct timespec64 *ts)
{
u64 ns;
u32 remainder;
@@ -185,7 +185,7 @@ static int cpts_ptp_gettime(struct ptp_clock_info *ptp, struct timespec *ts)
}

static int cpts_ptp_settime(struct ptp_clock_info *ptp,
- const struct timespec *ts)
+ const struct timespec64 *ts)
{
u64 ns;
unsigned long flags;
@@ -216,20 +216,20 @@ static struct ptp_clock_info cpts_info = {
.pps = 0,
.adjfreq = cpts_ptp_adjfreq,
.adjtime = cpts_ptp_adjtime,
- .gettime = cpts_ptp_gettime,
- .settime = cpts_ptp_settime,
+ .gettime64 = cpts_ptp_gettime,
+ .settime64 = cpts_ptp_settime,
.enable = cpts_ptp_enable,
};

static void cpts_overflow_check(struct work_struct *work)
{
- struct timespec ts;
+ struct timespec64 ts;
struct cpts *cpts = container_of(work, struct cpts, overflow_work.work);

cpts_write32(cpts, CPTS_EN, control);
cpts_write32(cpts, TS_PEND_EN, int_enable);
cpts_ptp_gettime(&cpts->info, &ts);
- pr_debug("cpts overflow check at %ld.%09lu\n", ts.tv_sec, ts.tv_nsec);
+ pr_debug("cpts overflow check at %lld.%09lu\n", ts.tv_sec, ts.tv_nsec);
schedule_delayed_work(&cpts->overflow_work, CPTS_OVERFLOW_PERIOD);
}

--
1.7.10.4

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