On Thu, 2016-11-03 at 18:43 +0800, Ooi, Joyce wrote: > Sensitivity Percent Relative is added for ambient light sensor as it > is > used based on HID Sensor Usages specifications. The same patch is submitted by Song Hongyan <[email protected]> . We may need new IIO ABI to specify relative percent hyst.
Thanks, Srinivas > > Other changes include adding HID_USAGE_SENSOR_LIGHT_ILLUM and > HID_USAGE_SENSOR_ATMOSPHERIC_PRESSURE for ambient light and pressure > sensor respectively to be in sync with HID Sensor Usages > specifications. > > Signed-off-by: Ooi, Joyce <[email protected]> > --- > drivers/iio/light/hid-sensor-als.c | 10 ++++++++++ > drivers/iio/pressure/hid-sensor-press.c | 10 ++++++++++ > include/linux/hid-sensor-ids.h | 1 + > 3 files changed, 21 insertions(+) > > diff --git a/drivers/iio/light/hid-sensor-als.c > b/drivers/iio/light/hid-sensor-als.c > index 8bb1f90..6f3ca18 100644 > --- a/drivers/iio/light/hid-sensor-als.c > +++ b/drivers/iio/light/hid-sensor-als.c > @@ -252,6 +252,16 @@ static int als_parse_report(struct > platform_device *pdev, > st->common_attributes.sensitivity.index, > st- > >common_attributes.sensitivity.report_id); > } > + if (st->common_attributes.sensitivity.index < 0) { > + sensor_hub_input_get_attribute_info(hsdev, > + HID_FEATURE_REPORT, usage_id, > + HID_USAGE_SENSOR_DATA_MOD_CHANGE_SENSITIVITY > _REL_PCT | > + HID_USAGE_SENSOR_LIGHT_ILLUM, > + &st->common_attributes.sensitivity); > + dev_dbg(&pdev->dev, "Sensitivity index:report > %d:%d\n", > + st->common_attributes.sensitivity.index, > + st- > >common_attributes.sensitivity.report_id); > + } > return ret; > } > > diff --git a/drivers/iio/pressure/hid-sensor-press.c > b/drivers/iio/pressure/hid-sensor-press.c > index 6848d8c..4cbbf88 100644 > --- a/drivers/iio/pressure/hid-sensor-press.c > +++ b/drivers/iio/pressure/hid-sensor-press.c > @@ -249,6 +249,16 @@ static int press_parse_report(struct > platform_device *pdev, > st->common_attributes.sensitivity.index, > st- > >common_attributes.sensitivity.report_id); > } > + if (st->common_attributes.sensitivity.index < 0) { > + sensor_hub_input_get_attribute_info(hsdev, > + HID_FEATURE_REPORT, usage_id, > + HID_USAGE_SENSOR_DATA_MOD_CHANGE_SENSITIVITY > _ABS | > + HID_USAGE_SENSOR_ATMOSPHERIC_PRESSURE, > + &st->common_attributes.sensitivity); > + dev_dbg(&pdev->dev, "Sensitivity index:report > %d:%d\n", > + st->common_attributes.sensitivity.index, > + st- > >common_attributes.sensitivity.report_id); > + } > return ret; > } > > diff --git a/include/linux/hid-sensor-ids.h b/include/linux/hid- > sensor-ids.h > index f2ee90a..755f5e2 100644 > --- a/include/linux/hid-sensor-ids.h > +++ b/include/linux/hid-sensor-ids.h > @@ -141,6 +141,7 @@ > /* Per data field properties */ > #define HID_USAGE_SENSOR_DATA_MOD_NONE > 0x00 > #define HID_USAGE_SENSOR_DATA_MOD_CHANGE_SENSITIVITY_ABS > 0x1000 > +#define HID_USAGE_SENSOR_DATA_MOD_CHANGE_SENSITIVITY_REL_PCT > 0xE000 > > /* Power state enumerations */ > #define HID_USAGE_SENSOR_PROP_POWER_STATE_UNDEFINED_ENUM 0x20 > 0850
