RE: [PATCH] Documentation/pinctrl: various minor fixes

[Stephen Warren]

Uwe Kleine-KÃnig wrote at Thursday, December 08, 2011 3:22 PM:
> - add some consts
> - don't use the group index alone to determine the value to write to
>   foo's mux register. For spi and i2c the group index is always 0.
>   Additionally using the function index makes much more sense as it
>   generates a different value for each function/group pair.
> - fix a few syntax errors

> @@ -600,7 +600,7 @@ static int foo_get_groups(struct pinctrl_dev *pctldev, unsigned selector,
>  int foo_enable(struct pinctrl_dev *pctldev, unsigned selector,
>  		unsigned group)
>  {
> -	u8 regbit = (1 << group);
> +	u8 regbit = (1 << selector + group);
> 
>  	writeb((readb(MUX)|regbit), MUX)
>  	return 0;
> @@ -609,7 +609,7 @@ int foo_enable(struct pinctrl_dev *pctldev, unsigned selector,
>  int foo_disable(struct pinctrl_dev *pctldev, unsigned selector,
>  		unsigned group)
>  {
> -	u8 regbit = (1 << group);
> +	u8 regbit = (1 << selector);
> 
>  	writeb((readb(MUX) & ~(regbit)), MUX)
>  	return 0;

Shouldn't those two regbit calculations match?

-- 
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