[PATCH 1/2] hwmon: add generic GPIO fan driver

Guenter Roeck guenter.roeck at ericsson.com
Mon Oct 18 14:35:30 EDT 2010


On Mon, Oct 18, 2010 at 02:00:27PM -0400, Chris Moore wrote:
> 
>   Hi,
> 
> Le 18/10/2010 18:08, Guenter Roeck a écrit :
> > On Sun, Oct 17, 2010 at 11:50:11AM -0400, Simon Guinot wrote:
> >
> >> +static void __set_fan_ctrl(struct gpio_fan_data *fan_data, int ctrl_val)
> >> +{
> >> +       int i;
> >> +
> >> +       for (i = 0; i<  fan_data->num_ctrl; i++) {
> >> +               int value = !!(ctrl_val&  (1<<  i));
> >> +
> > 	value = (ctrl_val&  (1>>  i));
> >      would be much simpler and easier to understand.
> 
> IMHO you mean:
> 
> 	value = (ctrl_val>>  i)&  1;
> 
yes...

thanks for the correction.

Guenter



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