hwmon/w83793: Ignore disabled temperature channels

Ignore the temperature readings when its channel is disabled,
ignore AMDSI readings.

Signed-off-by: Gong Jun <jgong@winbond.com>
Signed-off-by: Rudolf Marek <r.marek@assembler.cz>
Signed-off-by: Jean Delvare <khali@linux-fr.org>
diff --git a/Documentation/hwmon/w83793 b/Documentation/hwmon/w83793
index 45e5408..51171a8 100644
--- a/Documentation/hwmon/w83793
+++ b/Documentation/hwmon/w83793
@@ -45,18 +45,14 @@
   temp5-6 have a 1 degree Celsiis resolution.
 
 * Temperature sensor types
-  Temp1-4 have 3 possible types. It can be read from (and written to)
+  Temp1-4 have 2 possible types. It can be read from (and written to)
   temp[1-4]_type.
-  - If the value of 0, the related temperature channel stops
-    monitoring.
   - If the value is 3, it starts monitoring using a remote termal diode
     (default).
-  - If the value is 5, it starts monitoring using the temperature sensor
-    in AMD CPU and get result by AMDSI.
   - If the value is 6, it starts monitoring using the temperature sensor
     in Intel CPU and get result by PECI.
   Temp5-6 can be connected to external thermistors (value of
-  temp[5-6]_type is 4). They can also be disabled (value is 0).
+  temp[5-6]_type is 4).
 
 * Alarm mechanism
   For voltage sensors, an alarm triggers if the measured value is below