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commite6d1229831upstream. When using the hrtimer iio trigger timestamp isn't updated. If we use iio_get_time_ns it is updated correctly. Fixes:2a86487786("iio: adc: ti-ads8688: add trigger and buffer support") Signed-off-by: Sean Nyekjaer <sean@geanix.com> Cc: <Stable@vger.kernel.org> Signed-off-by: Jonathan Cameron <Jonathan.Cameron@huawei.com> Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>