Hi Michael,
On 16.12.2015 16:05, Michael Trimarchi wrote:
> Hi
>
> I have get a problem using gpio and imx6q freescale architecture.
what is the problem you experience? What is the version of the kernel
(commit hash id) you run?
> I don't really understand how should work your change and I have done a quick
> fix for me. Can you explain what was the idea?
I believe here you are talking about changes b19e7f51a5 and
442b2494b17d1 , please explain the problem.
With best wishes,
Vladimir
> Michael
>
> diff --git a/drivers/gpio/gpio-generic.c b/drivers/gpio/gpio-generic.c
> index a3f0753..f9c6ff7 100644
> --- a/drivers/gpio/gpio-generic.c
> +++ b/drivers/gpio/gpio-generic.c
> @@ -139,11 +139,14 @@ static int bgpio_get_set(struct gpio_chip *gc, unsigned
> int gpio)
> {
> struct bgpio_chip *bgc = to_bgpio_chip(gc);
> unsigned long pinmask = bgc->pin2mask(bgc, gpio);
> + unsigned long reg;
>
> if (bgc->dir & pinmask)
> - return bgc->read_reg(bgc->reg_set) & pinmask;
> + reg = bgc->read_reg(bgc->reg_set) & pinmask;
> else
> - return bgc->read_reg(bgc->reg_dat) & pinmask;
> + reg = bgc->read_reg(bgc->reg_dat) & pinmask;
> +
> + return !!(reg & bgc->pin2mask(bgc, gpio));
> }
>
> static int bgpio_get(struct gpio_chip *gc, unsigned int gpio)
>
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