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mfd: sm501 fix gpio number calculation for upper bank

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The sm501_gpio_pin2nr() routine returns the wrong values for gpios in the
upper bank.

Signed-off-by: Ben Dooks <ben-linux@fluff.org>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
This commit is contained in:
Ben Dooks 2008-07-25 01:46:03 -07:00 committed by Linus Torvalds
parent f2999209d7
commit 53a9600c63
1 changed files with 3 additions and 1 deletions
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4
drivers/mfd/sm501.c
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@ -1108,7 +1108,9 @@ static void sm501_gpio_remove(struct sm501_devdata *sm)
static inline int sm501_gpio_pin2nr(struct sm501_devdata *sm, unsigned int pin)
{
struct sm501_gpio *gpio = &sm->gpio;
return pin + (pin < 32) ? gpio->low.gpio.base : gpio->high.gpio.base;
int base = (pin < 32) ? gpio->low.gpio.base : gpio->high.gpio.base;
return (pin % 32) + base;
}
static inline int sm501_gpio_isregistered(struct sm501_devdata *sm)