diff options
author | Matt Ranostay <mranostay@gmail.com> | 2016-05-21 20:01:01 -0700 |
---|---|---|
committer | Jonathan Cameron <jic23@kernel.org> | 2016-05-22 20:53:36 +0100 |
commit | 5138806f16c74c7cb8ac3e408a859c79eb7c9567 (patch) | |
tree | 4d5b963367f295ad553c5537df910ce30477632c | |
parent | 14f2461b822dffb116256ee9155f7eca96064f7a (diff) | |
download | linux-5138806f16c74c7cb8ac3e408a859c79eb7c9567.tar.gz linux-5138806f16c74c7cb8ac3e408a859c79eb7c9567.tar.bz2 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>
-rw-r--r-- | Documentation/ABI/testing/sysfs-bus-iio-proximity-as3935 | 2 | ||||
-rw-r--r-- | drivers/iio/proximity/as3935.c | 10 |
2 files changed, 9 insertions, 3 deletions
diff --git a/Documentation/ABI/testing/sysfs-bus-iio-proximity-as3935 b/Documentation/ABI/testing/sysfs-bus-iio-proximity-as3935 index 6708c5e264aa..33e96f740639 100644 --- a/Documentation/ABI/testing/sysfs-bus-iio-proximity-as3935 +++ b/Documentation/ABI/testing/sysfs-bus-iio-proximity-as3935 @@ -1,4 +1,4 @@ -What /sys/bus/iio/devices/iio:deviceX/in_proximity_raw +What /sys/bus/iio/devices/iio:deviceX/in_proximity_input Date: March 2014 KernelVersion: 3.15 Contact: Matt Ranostay <mranostay@gmail.com> 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; |