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Subject[PATCH net-next V3 09/23] ptp: gianfar: convert to the 64 bit get/set time methods.
Date
The device features a 64 bit nanoseconds register, and so with this
patch the driver is ready for the year 2038.

Signed-off-by: Richard Cochran <richardcochran@gmail.com>
---
drivers/net/ethernet/freescale/gianfar_ptp.c | 13 +++++++------
1 file changed, 7 insertions(+), 6 deletions(-)

diff --git a/drivers/net/ethernet/freescale/gianfar_ptp.c b/drivers/net/ethernet/freescale/gianfar_ptp.c
index 77353366..04265a7 100644
--- a/drivers/net/ethernet/freescale/gianfar_ptp.c
+++ b/drivers/net/ethernet/freescale/gianfar_ptp.c
@@ -322,7 +322,8 @@ static int ptp_gianfar_adjtime(struct ptp_clock_info *ptp, s64 delta)
return 0;
}

-static int ptp_gianfar_gettime(struct ptp_clock_info *ptp, struct timespec *ts)
+static int ptp_gianfar_gettime(struct ptp_clock_info *ptp,
+ struct timespec64 *ts)
{
u64 ns;
u32 remainder;
@@ -341,7 +342,7 @@ static int ptp_gianfar_gettime(struct ptp_clock_info *ptp, struct timespec *ts)
}

static int ptp_gianfar_settime(struct ptp_clock_info *ptp,
- const struct timespec *ts)
+ const struct timespec64 *ts)
{
u64 ns;
unsigned long flags;
@@ -418,8 +419,8 @@ static struct ptp_clock_info ptp_gianfar_caps = {
.pps = 1,
.adjfreq = ptp_gianfar_adjfreq,
.adjtime = ptp_gianfar_adjtime,
- .gettime = ptp_gianfar_gettime,
- .settime = ptp_gianfar_settime,
+ .gettime64 = ptp_gianfar_gettime,
+ .settime64 = ptp_gianfar_settime,
.enable = ptp_gianfar_enable,
};

@@ -440,7 +441,7 @@ static int gianfar_ptp_probe(struct platform_device *dev)
{
struct device_node *node = dev->dev.of_node;
struct etsects *etsects;
- struct timespec now;
+ struct timespec64 now;
int err = -ENOMEM;
u32 tmr_ctrl;
unsigned long flags;
@@ -495,7 +496,7 @@ static int gianfar_ptp_probe(struct platform_device *dev)
pr_err("ioremap ptp registers failed\n");
goto no_ioremap;
}
- getnstimeofday(&now);
+ getnstimeofday64(&now);
ptp_gianfar_settime(&etsects->caps, &now);

tmr_ctrl =
--
1.7.10.4


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