Update comments and add include guards

diff --git a/include/extdrv/bme280_humidity_sensor.h b/include/extdrv/bme280_humidity_sensor.h
index b8a5208..7f2b13a 100644 (file)
--- a/include/extdrv/bme280_humidity_sensor.h
+++ b/include/extdrv/bme280_humidity_sensor.h
@@ -21,6 +21,8 @@
  *
  *************************************************************************** */
 
+#ifndef EXTDRV_BME280_H
+#define EXTDRV_BME280_H
 
 #include "lib/stdint.h"
 #include "core/system.h"
@@ -219,4 +221,6 @@ uint32_t bme280_compensate_pressure(struct bme280_sensor_config* conf, int uncom
 uint32_t bme280_compensate_humidity(struct bme280_sensor_config* conf, int uncomp_humidity);
 
 
+#endif /* EXTDRV_BME280_H */
+
 

diff --git a/include/extdrv/tsl256x_light_sensor.h b/include/extdrv/tsl256x_light_sensor.h
index afd96b8..0b45966 100644 (file)
--- a/include/extdrv/tsl256x_light_sensor.h
+++ b/include/extdrv/tsl256x_light_sensor.h
@@ -22,8 +22,10 @@
  *************************************************************************** */
 
 
+#ifndef EXTDRV_TSL256X_H
+#define EXTDRV_TSL256X_H
+
 #include "lib/stdint.h"
-#include "core/system.h"
 
 
 /* TSL256x sensor instance data.
@@ -271,3 +273,6 @@ uint32_t calculate_lux(struct tsl256x_sensor_config* conf, uint16_t ch0, uint16_
 #define M8C 0x0000 /* 0.000 * 2^LUX_SCALE*/
 
 
+#endif /* EXTDRV_TSL256X_H */
+
+

diff --git a/include/extdrv/veml6070_uv_sensor.h b/include/extdrv/veml6070_uv_sensor.h
index 585fa89..7e6e5f6 100644 (file)
--- a/include/extdrv/veml6070_uv_sensor.h
+++ b/include/extdrv/veml6070_uv_sensor.h
@@ -21,6 +21,8 @@
  *
  *************************************************************************** */
 
+#ifndef EXTDRV_VEML6070_H
+#define EXTDRV_VEML6070_H
 
 #include "lib/stdint.h"
 
@@ -50,7 +52,7 @@ struct veml6070_sensor_config {
 #define VEML6070_ENABLE            (0)
 
 
-/* Check the sensor presence, return 1 if foundZ */
+/* Check the sensor presence, return 1 if found */
 int veml6070_probe_sensor(struct veml6070_sensor_config* conf);
 
 
@@ -58,15 +60,8 @@ int veml6070_probe_sensor(struct veml6070_sensor_config* conf);
  * Performs a read of the uv data from the sensor.
  * 'uv_raw': integer addresses for conversion result.
  * Return value(s):
- *   Upon successfull completion, returns 0 and the luminosity read is placed in the
- *   provided integer(s). On error, returns a negative integer equivalent to errors from
- *   glibc.
- *   -EBADFD : I2C not initialized
- *   -EBUSY : Device or ressource Busy or Arbitration lost
- *   -EINVAL : Invalid argument (buf)
- *   -ENODEV : No such device
- *   -EREMOTEIO : Device did not acknowledge : Any device present ?
- *   -EIO : Bad one: Illegal start or stop, or illegal state in i2c state machine
+ *   Upon successfull completion, returns 0 and the value read is placed in the provided integer.
+ *   On error, returns a negative integer equivalent to errors from glibc.
  */
 int veml6070_sensor_read(struct veml6070_sensor_config* conf, uint16_t* uv_raw);
 
@@ -76,13 +71,9 @@ int veml6070_sensor_read(struct veml6070_sensor_config* conf, uint16_t* uv_raw);
  * Return value:
  *   Upon successfull completion, returns 0. On error, returns a negative integer
  *   equivalent to errors from glibc.
- *   -EBADFD : I2C not initialized
- *   -EBUSY : Device or ressource Busy or Arbitration lost
- *   -EINVAL : Invalid argument (buf)
- *   -ENODEV : No such device
- *   -EREMOTEIO : Device did not acknowledge : Any device present ?
- *   -EIO : Bad one: Illegal start or stop, or illegal state in i2c state machine
  */
 int veml6070_configure(struct veml6070_sensor_config* conf);
 
 
+#endif /* EXTDRV_VEML6070_H */
+