We have replacements for all the deprecated timespec based interfaces now,
so this can finally convert iio_get_time_ns() to consistently use the
nanosecond or timespec64 based interfaces instead, avoiding the y2038
overflow.

Signed-off-by: Arnd Bergmann <[email protected]>
---
 drivers/iio/industrialio-core.c | 26 +++++++++-----------------
 1 file changed, 9 insertions(+), 17 deletions(-)

diff --git a/drivers/iio/industrialio-core.c b/drivers/iio/industrialio-core.c
index 19bdf3d2962a..fcbe92c34a3d 100644
--- a/drivers/iio/industrialio-core.c
+++ b/drivers/iio/industrialio-core.c
@@ -207,35 +207,27 @@ static int iio_device_set_clock(struct iio_dev 
*indio_dev, clockid_t clock_id)
  */
 s64 iio_get_time_ns(const struct iio_dev *indio_dev)
 {
-       struct timespec tp;
+       struct timespec64 tp;
 
        switch (iio_device_get_clock(indio_dev)) {
        case CLOCK_REALTIME:
-               ktime_get_real_ts(&tp);
-               break;
+               return ktime_get_real_ns();
        case CLOCK_MONOTONIC:
-               ktime_get_ts(&tp);
-               break;
+               return ktime_get_ns();
        case CLOCK_MONOTONIC_RAW:
-               getrawmonotonic(&tp);
-               break;
+               return ktime_get_raw_ns();
        case CLOCK_REALTIME_COARSE:
-               tp = current_kernel_time();
-               break;
+               return ktime_to_ns(ktime_get_coarse_real());
        case CLOCK_MONOTONIC_COARSE:
-               tp = get_monotonic_coarse();
-               break;
+               ktime_get_coarse_ts64(&tp);
+               return timespec64_to_ns(&tp);
        case CLOCK_BOOTTIME:
-               get_monotonic_boottime(&tp);
-               break;
+               return ktime_get_boot_ns();
        case CLOCK_TAI:
-               timekeeping_clocktai(&tp);
-               break;
+               return ktime_get_tai_ns();
        default:
                BUG();
        }
-
-       return timespec_to_ns(&tp);
 }
 EXPORT_SYMBOL(iio_get_time_ns);
 
-- 
2.9.0

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