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| author | Matt Ranostay <mranostay@gmail.com> | 2016-05-22 05:01:01 +0200 |
|---|---|---|
| committer | Jonathan Cameron <jic23@kernel.org> | 2016-05-22 21:53:36 +0200 |
| commit | 5138806f16c74c7cb8ac3e408a859c79eb7c9567 (patch) | |
| tree | 4d5b963367f295ad553c5537df910ce30477632c /drivers/iio/proximity | |
| parent | max44000: Remove scale from proximity (diff) | |
| download | linux-5138806f16c74c7cb8ac3e408a859c79eb7c9567.tar.xz linux-5138806f16c74c7cb8ac3e408a859c79eb7c9567.zip | |
iio: proximity: as3935: correct IIO_CHAN_INFO_RAW output
IIO_CHAN_INFO_RAW was returning processed data which was incorrect.
This also adds the IIO_CHAN_INFO_SCALE value to convert to a processed value.
Signed-off-by: Matt Ranostay <mranostay@gmail.com>
Cc: <Stable@vger.kernel.org>
Signed-off-by: Jonathan Cameron <jic23@kernel.org>
Diffstat (limited to 'drivers/iio/proximity')
| -rw-r--r-- | drivers/iio/proximity/as3935.c | 10 |
1 files changed, 8 insertions, 2 deletions
diff --git a/drivers/iio/proximity/as3935.c b/drivers/iio/proximity/as3935.c index f4d29d5dbd5f..f0a0defb68a4 100644 --- a/drivers/iio/proximity/as3935.c +++ b/drivers/iio/proximity/as3935.c @@ -72,7 +72,8 @@ static const struct iio_chan_spec as3935_channels[] = { .type = IIO_PROXIMITY, .info_mask_separate = BIT(IIO_CHAN_INFO_RAW) | - BIT(IIO_CHAN_INFO_PROCESSED), + BIT(IIO_CHAN_INFO_PROCESSED) | + BIT(IIO_CHAN_INFO_SCALE), .scan_index = 0, .scan_type = { .sign = 'u', @@ -181,7 +182,12 @@ static int as3935_read_raw(struct iio_dev *indio_dev, /* storm out of range */ if (*val == AS3935_DATA_MASK) return -EINVAL; - *val *= 1000; + + if (m == IIO_CHAN_INFO_PROCESSED) + *val *= 1000; + break; + case IIO_CHAN_INFO_SCALE: + *val = 1000; break; default: return -EINVAL; |