ACPI_ALS_ILLUMINANCE 118 drivers/iio/light/acpi-als.c ret = acpi_als_read_value(als, ACPI_ALS_ILLUMINANCE, &val); ACPI_ALS_ILLUMINANCE 151 drivers/iio/light/acpi-als.c ret = acpi_als_read_value(als, ACPI_ALS_ILLUMINANCE, &temp_val);