Re: [PATCH v3 resend2] s3c/s3c24xx: arm: leds: Make s3c24xx LEDSdriver use gpiolib

From: Joe Perches
Date: Tue Dec 13 2011 - 16:40:35 EST


On Tue, 2011-12-13 at 23:33 +0200, Denis Kuzmenko wrote:
> On 12/13/2011 11:28 PM, Joe Perches wrote:
> > The LEDF_ACTLOW use is dependent on it being #defined
> > to 1 when using ^. I think that's unintelligible.
> Sorry, can't understand. Can you please clarify last two sentences?

s3c2410_gpio_setpin(pd->gpio, (value ? 1 : 0) ^
(pd->flags & S3C24XX_LEDF_ACTLOW));

I think this should be:
s3c2410_gpio_setpin(pd->gpio,
!!value ^ !!(pd->flags & S3C24XX_LEDF_ACTLOW));

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