sensor: additional conversion functions

Add additional conversion helpers for `deci` and `centi` output units.

Signed-off-by: Jordan Yates <[email protected]>

Author: JordanYates

doc/releases/release-notes-4.2.rst

@@ -163,6 +163,11 @@ New APIs and options
 
     * :kconfig:option:`CONFIG_NET_SOCKETS_INET_RAW`
 
+* Sensor
+
+  * :c:func:`sensor_value_to_deci`
+  * :c:func:`sensor_value_to_centi`
+
 * Stepper
 
   * :c:func:`stepper_stop()`

include/zephyr/drivers/sensor.h

@@ -1468,6 +1468,28 @@ struct sensor_info {
 #define SENSOR_DEVICE_DT_INST_DEFINE(inst, ...)				\
 	SENSOR_DEVICE_DT_DEFINE(DT_DRV_INST(inst), __VA_ARGS__)
 
+/**
+ * @brief Helper function for converting struct sensor_value to integer deci units.
+ *
+ * @param val A pointer to a sensor_value struct.
+ * @return The converted value.
+ */
+static inline int64_t sensor_value_to_deci(const struct sensor_value *val)
+{
+	return ((int64_t)val->val1 * 10) + val->val2 / 100000;
+}
+
+/**
+ * @brief Helper function for converting struct sensor_value to integer centi units.
+ *
+ * @param val A pointer to a sensor_value struct.
+ * @return The converted value.
+ */
+static inline int64_t sensor_value_to_centi(const struct sensor_value *val)
+{
+	return ((int64_t)val->val1 * 100) + val->val2 / 10000;
+}
+
 /**
  * @brief Helper function for converting struct sensor_value to integer milli units.
  *