Messages in this thread | | | Date | Sun, 17 Dec 2017 09:44:30 +0000 | From | Jonathan Cameron <> | Subject | Re: [PATCH v1 2/7] iio: adc: ina2xx: Clarify size requirement for data buffer |
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On Fri, 8 Dec 2017 18:41:47 +0100 Stefan Brüns <stefan.bruens@rwth-aachen.de> wrote:
> The timestamp is inserted into the buffer after the sample data by > iio_push_to_buffers_with_timestamp, document the space requirement for > the timestamp. > > Signed-off-by: Stefan Brüns <stefan.bruens@rwth-aachen.de> Applied and pushed out as testing for the autobuilders to play with it. Thanks,
Jonathan > --- > > drivers/iio/adc/ina2xx-adc.c | 3 ++- > 1 file changed, 2 insertions(+), 1 deletion(-) > > diff --git a/drivers/iio/adc/ina2xx-adc.c b/drivers/iio/adc/ina2xx-adc.c > index 3195f8754c3b..8c8120406f52 100644 > --- a/drivers/iio/adc/ina2xx-adc.c > +++ b/drivers/iio/adc/ina2xx-adc.c > @@ -700,7 +700,8 @@ static const struct iio_chan_spec ina219_channels[] = { > static int ina2xx_work_buffer(struct iio_dev *indio_dev) > { > struct ina2xx_chip_info *chip = iio_priv(indio_dev); > - unsigned short data[8]; > + /* data buffer needs space for channel data and timestap */ > + unsigned short data[4 + sizeof(s64)/sizeof(short)]; > int bit, ret, i = 0; > s64 time_a, time_b; > unsigned int alert;
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