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hwmon: Document the use of devres functions 

devres functions are the preferred means to allocate resources in hwmon drivers.
Document it.

Signed-off-by: Guenter Roeck <linux@roeck-us.net>
Acked-by: Jean Delvare <khali@linux-fr.org>
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Guenter Roeck 2012-06-16 07:33:52 -07:00
parent d00985f3dd
commit 3fafb0ce92
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@ -70,6 +70,9 @@ increase the chances of your change being accepted.
review more difficult. It may also result in code which is more complicated
than necessary. Use inline functions or just regular functions instead.
* Use devres functions whenever possible to allocate resources. For rationale
and supported functions, please see Documentation/driver-model/devres.txt.
* If the driver has a detect function, make sure it is silent. Debug messages
and messages printed after a successful detection are acceptable, but it
must not print messages such as "Chip XXX not found/supported".