diff options
| author | Song Hongyan <hongyan.song@intel.com> | 2017-03-03 21:44:32 +0800 |
|---|---|---|
| committer | Jonathan Cameron <jic23@kernel.org> | 2017-03-04 18:45:26 +0000 |
| commit | 59d0f2da35693bfbcf6ffb014213cb8e225c8928 (patch) | |
| tree | de359752da0bee9076b7e25ca1308f6a2aa67a38 /drivers/iio/common/hid-sensors/hid-sensor-attributes.c | |
| parent | 0f0c106aa95243c5e59f06fb447ed7ea89818be1 (diff) | |
iio: hid: Add temperature sensor support
Environmental temperature sensor is a hid defined sensor,
it measures temperature.
More information can be found in:
http://www.usb.org/developers/hidpage/HUTRR39b.pdf
According to IIO ABI definition, IIO_TEMP data output unit is
milli degrees Celsius. Add the unit convert from degree to milli degree.
Signed-off-by: Song Hongyan <hongyan.song@intel.com>
Acked-by: Srinivas Pandruvada <srinivas.pandruvada@linux.intel.com>
Signed-off-by: Jonathan Cameron <jic23@kernel.org>
Diffstat (limited to 'drivers/iio/common/hid-sensors/hid-sensor-attributes.c')
| -rw-r--r-- | drivers/iio/common/hid-sensors/hid-sensor-attributes.c | 3 |
1 files changed, 3 insertions, 0 deletions
diff --git a/drivers/iio/common/hid-sensors/hid-sensor-attributes.c b/drivers/iio/common/hid-sensors/hid-sensor-attributes.c index 7afdac42ed42..9338f94ce1dc 100644 --- a/drivers/iio/common/hid-sensors/hid-sensor-attributes.c +++ b/drivers/iio/common/hid-sensors/hid-sensor-attributes.c @@ -62,6 +62,9 @@ static struct { {HID_USAGE_SENSOR_TIME_TIMESTAMP, 0, 1000000000, 0}, {HID_USAGE_SENSOR_TIME_TIMESTAMP, HID_USAGE_SENSOR_UNITS_MILLISECOND, 1000000, 0}, + + {HID_USAGE_SENSOR_TEMPERATURE, 0, 1000, 0}, + {HID_USAGE_SENSOR_TEMPERATURE, HID_USAGE_SENSOR_UNITS_DEGREES, 1000, 0}, }; static int pow_10(unsigned power) |