Messages in this thread Patch in this message | | | From | Greg Kroah-Hartman <> | Subject | [PATCH 4.9 19/44] iio/gyro/bmg160: Use millidegrees for temperature scale | Date | Wed, 24 Apr 2019 19:09:57 +0200 |
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From: Mike Looijmans <mike.looijmans@topic.nl>
commit 40a7198a4a01037003c7ca714f0d048a61e729ac upstream.
Standard unit for temperature is millidegrees Celcius, whereas this driver was reporting in degrees. Fix the scale factor in the driver.
Signed-off-by: Mike Looijmans <mike.looijmans@topic.nl> Cc: <Stable@vger.kernel.org> Signed-off-by: Jonathan Cameron <Jonathan.Cameron@huawei.com> Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
--- drivers/iio/gyro/bmg160_core.c | 6 +++--- 1 file changed, 3 insertions(+), 3 deletions(-)
--- a/drivers/iio/gyro/bmg160_core.c +++ b/drivers/iio/gyro/bmg160_core.c @@ -583,11 +583,10 @@ static int bmg160_read_raw(struct iio_de case IIO_CHAN_INFO_LOW_PASS_FILTER_3DB_FREQUENCY: return bmg160_get_filter(data, val); case IIO_CHAN_INFO_SCALE: - *val = 0; switch (chan->type) { case IIO_TEMP: - *val2 = 500000; - return IIO_VAL_INT_PLUS_MICRO; + *val = 500; + return IIO_VAL_INT; case IIO_ANGL_VEL: { int i; @@ -595,6 +594,7 @@ static int bmg160_read_raw(struct iio_de for (i = 0; i < ARRAY_SIZE(bmg160_scale_table); ++i) { if (bmg160_scale_table[i].dps_range == data->dps_range) { + *val = 0; *val2 = bmg160_scale_table[i].scale; return IIO_VAL_INT_PLUS_MICRO; }
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