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x86/gpio: Implement x86 gpio_to_irq convert function

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We need this for x86 MID platforms where GPIO interrupts are
used. No special magic is needed so the default 1:1 behaviour
will do nicely.

Signed-off-by: Alek Du <alek.du@intel.com>
Signed-off-by: Jacob Pan <jacob.jun.pan@intel.com>
Signed-off-by: Alan Cox <alan@linux.intel.com>
LKML-Reference: <20110111105439.24448.69863.stgit@bob.linux.org.uk>
Signed-off-by: Ingo Molnar <mingo@elte.hu>
This commit is contained in:
Alek Du 2011-01-11 10:55:32 +00:00 committed by Ingo Molnar
parent 990a32d1e5
commit 718c45bd1a
1 changed files with 1 additions and 4 deletions
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5
arch/x86/include/asm/gpio.h
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@ -38,12 +38,9 @@ static inline int gpio_cansleep(unsigned int gpio)
return __gpio_cansleep(gpio);
}
/*
* Not implemented, yet.
*/
static inline int gpio_to_irq(unsigned int gpio)
{
return -ENOSYS;
return __gpio_to_irq(gpio);
}
static inline int irq_to_gpio(unsigned int irq)