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pinctrl/nomadik: use irq_find_mapping()

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The code was using a homegrown method of looking up the offset
from the irq domain, not to be encouraged. Use the proper
irq_find_mapping() call instead.

Cc: Lee Jones <lee.jones@linaro.org>
Cc: Rob Herring <rob.herring@calxeda.com>
Signed-off-by: Linus Walleij <linus.walleij@linaro.org>
This commit is contained in:
Linus Walleij 2012-09-27 14:14:09 +02:00
parent 6fd4011e16
commit 95f0bc9bf0
1 changed files with 1 additions and 3 deletions
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4
drivers/pinctrl/pinctrl-nomadik.c
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@ -827,16 +827,14 @@ static void __nmk_gpio_irq_handler(unsigned int irq, struct irq_desc *desc,
{
struct nmk_gpio_chip *nmk_chip;
struct irq_chip *host_chip = irq_get_chip(irq);
unsigned int first_irq;
chained_irq_enter(host_chip, desc);
nmk_chip = irq_get_handler_data(irq);
first_irq = nmk_chip->domain->revmap_data.legacy.first_irq;
while (status) {
int bit = __ffs(status);
generic_handle_irq(first_irq + bit);
generic_handle_irq(irq_find_mapping(nmk_chip->domain, bit));
status &= ~BIT(bit);
}