hid: hid-sensor-prox: Add more data field for hysteresis parsing

Add HID_USAGE_SENSOR_HUMAN_PRESENCE support for Human Presence sensitivity
parsing, in case some implementation uses it as sensitivity modifier.

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>

drivers/iio/light/hid-sensor-prox.c

@@ -240,6 +240,13 @@ static int prox_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_HUMAN_PRESENCE,
+			&st->common_attributes.sensitivity);
+
 	return ret;
 }