ptp: sfc: convert to the 64 bit get/set time methods.

This patch changes the driver to use the newer API.

Depending on how the hardware represents a time value, this driver may
or may not yet be ready for the year 2038.

Compile tested only.

Signed-off-by: Richard Cochran <richardcochran@gmail.com>
Signed-off-by: David S. Miller <davem@davemloft.net>

diff --git a/drivers/net/ethernet/sfc/ptp.c b/drivers/net/ethernet/sfc/ptp.c
index 6b861e3..a2e9aee 100644 (file)
--- a/drivers/net/ethernet/sfc/ptp.c
+++ b/drivers/net/ethernet/sfc/ptp.c
@@ -323,9 +323,9 @@ struct efx_ptp_data {
 
 static int efx_phc_adjfreq(struct ptp_clock_info *ptp, s32 delta);
 static int efx_phc_adjtime(struct ptp_clock_info *ptp, s64 delta);
-static int efx_phc_gettime(struct ptp_clock_info *ptp, struct timespec *ts);
+static int efx_phc_gettime(struct ptp_clock_info *ptp, struct timespec64 *ts);
 static int efx_phc_settime(struct ptp_clock_info *ptp,
-                          const struct timespec *e_ts);
+                          const struct timespec64 *e_ts);
 static int efx_phc_enable(struct ptp_clock_info *ptp,
                          struct ptp_clock_request *request, int on);
 
@@ -1198,8 +1198,8 @@ static const struct ptp_clock_info efx_phc_clock_info = {
        .pps            = 1,
        .adjfreq        = efx_phc_adjfreq,
        .adjtime        = efx_phc_adjtime,
-       .gettime        = efx_phc_gettime,
-       .settime        = efx_phc_settime,
+       .gettime64      = efx_phc_gettime,
+       .settime64      = efx_phc_settime,
        .enable         = efx_phc_enable,
 };
 
@@ -1837,7 +1837,7 @@ static int efx_phc_adjtime(struct ptp_clock_info *ptp, s64 delta)
                            NULL, 0, NULL);
 }
 
-static int efx_phc_gettime(struct ptp_clock_info *ptp, struct timespec *ts)
+static int efx_phc_gettime(struct ptp_clock_info *ptp, struct timespec64 *ts)
 {
        struct efx_ptp_data *ptp_data = container_of(ptp,
                                                     struct efx_ptp_data,
@@ -1859,28 +1859,28 @@ static int efx_phc_gettime(struct ptp_clock_info *ptp, struct timespec *ts)
        kt = ptp_data->nic_to_kernel_time(
                MCDI_DWORD(outbuf, PTP_OUT_READ_NIC_TIME_MAJOR),
                MCDI_DWORD(outbuf, PTP_OUT_READ_NIC_TIME_MINOR), 0);
-       *ts = ktime_to_timespec(kt);
+       *ts = ktime_to_timespec64(kt);
        return 0;
 }
 
 static int efx_phc_settime(struct ptp_clock_info *ptp,
-                          const struct timespec *e_ts)
+                          const struct timespec64 *e_ts)
 {
        /* Get the current NIC time, efx_phc_gettime.
         * Subtract from the desired time to get the offset
         * call efx_phc_adjtime with the offset
         */
        int rc;
-       struct timespec time_now;
-       struct timespec delta;
+       struct timespec64 time_now;
+       struct timespec64 delta;
 
        rc = efx_phc_gettime(ptp, &time_now);
        if (rc != 0)
                return rc;
 
-       delta = timespec_sub(*e_ts, time_now);
+       delta = timespec64_sub(*e_ts, time_now);
 
-       rc = efx_phc_adjtime(ptp, timespec_to_ns(&delta));
+       rc = efx_phc_adjtime(ptp, timespec64_to_ns(&delta));
        if (rc != 0)
                return rc;