make temp conversion to decimal much more simple !

diff --git a/drivers/temp.c b/drivers/temp.c
index 7a1e7fe..1e89cd5 100644 (file)
--- a/drivers/temp.c
+++ b/drivers/temp.c
@@ -84,19 +84,12 @@ int probe_sensor(void)
 
 /* Convert raw temperature data (expressed as signed value of 16 times the
  * actual temperature in the twelve higher bits of a sixteen bits wide value)
- * into a decimal interger value of ten times the actual temperature.
+ * into a decimal integer value of ten times the actual temperature.
  * The value returned is thus in tenth of degrees centigrade.
  */
 int convert_to_deci_degrees(uint16_t raw)
 {
-       uint16_t val = ((raw >> 4) & 0x07FF);
-       int sign = 1;
-
-       if (raw & 0x8000) {
-               sign = -1;
-               val = ~(val) + 1;
-       }
-       return (sign * (((int)val * 10) / 16)); 
+       return (((int)raw * 10) >> 8); 
 }
 
 /* Temp Read