On 10/03/2016 09:26 PM, Jonathan Cameron wrote:
> diff --git a/drivers/staging/iio/accel/sca3000.c b/drivers/staging/iio/accel/sca3000.c
> index 36a52d02ee0e..8af7d83e658d 100644
> --- a/drivers/staging/iio/accel/sca3000.c
> +++ b/drivers/staging/iio/accel/sca3000.c
> @@ -1491,6 +1491,19 @@ error_ret:
> **/
> static int sca3000_hw_ring_preenable(struct iio_dev *indio_dev)
> {
> + /*
> + * Set stuff to read to indicate no data present.
> + * Need for cases where the interrupt had fired at the
> + * end of a cycle, but the data was never read.
> + */
> + indio_dev->buffer->stufftoread = 0;
> + /*
> + * Needed to ensure the core will actually read data
> + * from the device rather than assuming no channels
> + * are enabled.
> + */
> + indio_dev->buffer->bytes_per_datum = 6;
> +
Shouldn't this be dropped again when switching to kfifo for the buffer?
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