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authorSrinivas Pandruvada <srinivas.pandruvada@linux.intel.com>2013-10-30 22:48:00 +0000
committerJonathan Cameron <jic23@kernel.org>2013-11-05 23:03:11 +0000
commitf87ee1bd888e0f6b9179c569b60d2c92c0000bc8 (patch)
treebfa315257e96322ec574e8409b00386e8a882011
parent2371aebf027b86d740e40b47c813be8474500bcd (diff)
iio: hid-sensors: light/als : Add sensitivity
A number of Properties that can be applied to Data Fields are per data field basis or for all data fields. Adding sensitivity field for all als fields, which is most commonly used in currently available sensor hubs. Signed-off-by: Srinivas Pandruvada <srinivas.pandruvada@linux.intel.com> Signed-off-by: Jonathan Cameron <jic23@kernel.org>
-rw-r--r--drivers/iio/light/hid-sensor-als.c11
-rw-r--r--include/linux/hid-sensor-ids.h1
2 files changed, 12 insertions, 0 deletions
diff --git a/drivers/iio/light/hid-sensor-als.c b/drivers/iio/light/hid-sensor-als.c
index fa6ae8cf89ea..0c7f115ee3b3 100644
--- a/drivers/iio/light/hid-sensor-als.c
+++ b/drivers/iio/light/hid-sensor-als.c
@@ -229,6 +229,17 @@ static int als_parse_report(struct platform_device *pdev,
dev_dbg(&pdev->dev, "als %x:%x\n", st->als_illum.index,
st->als_illum.report_id);
+ /* Set Sensitivity field ids, when there is no individual modifier */
+ 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_DATA_LIGHT,
+ &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 f3ed6b14f86c..8d45e0290c91 100644
--- a/include/linux/hid-sensor-ids.h
+++ b/include/linux/hid-sensor-ids.h
@@ -30,6 +30,7 @@
/* ALS (200041) */
#define HID_USAGE_SENSOR_ALS 0x200041
+#define HID_USAGE_SENSOR_DATA_LIGHT 0x2004d0
#define HID_USAGE_SENSOR_LIGHT_ILLUM 0x2004d1
/* Gyro 3D: (200076) */