[PATCH v2 1/2] regulator: add support for regulators on the ab8500 MFD

Thiago Farina tfransosi at gmail.com
Wed Oct 27 13:42:53 EDT 2010


On Wed, Oct 27, 2010 at 3:33 PM, Mark Brown
<broonie at opensource.wolfsonmicro.com> wrote:
> On Wed, Oct 27, 2010 at 02:25:44PM -0200, Thiago Farina wrote:
>
>> Shouldn't be this returning 1 instead of true and 0 instead false
>> (since the return type is int not bool)?
>
> There is no reason to do this, logical values are treated as 0 and 1 in
> C.  Using false and true is clear and won't cause any difference in
> code.
>
In C99 I suppose that is true and legal?

>> Maybe like this?
>> return (ret & info->mask) ? 1: 0;
>
> No, that's needlessly obfuscated.
>
Obfuscated? What you mean? It is a driver, and people reading and
writing a driver would know what it means, no?

Would be much simpler if it was just (like done in ab3100.c):

return (ret & info->mask);



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