[PATCH 6/7] ARM: nmk: update GPIO chained IRQ handler to entry/exit functions
Will Deacon
will.deacon at arm.com
Tue Mar 8 12:13:24 EST 2011
This patch updates the Nomadik gpio chained IRQ handler to use the
chained IRQ enter/exit functions in order to function correctly on
primary controllers with different methods of flow control.
Cc: Rabin Vincent <rabin at rab.in>
Signed-off-by: Will Deacon <will.deacon at arm.com>
---
arch/arm/plat-nomadik/gpio.c | 10 ++--------
1 files changed, 2 insertions(+), 8 deletions(-)
diff --git a/arch/arm/plat-nomadik/gpio.c b/arch/arm/plat-nomadik/gpio.c
index 1e88ecb..f4e80c9 100644
--- a/arch/arm/plat-nomadik/gpio.c
+++ b/arch/arm/plat-nomadik/gpio.c
@@ -522,13 +522,7 @@ static void nmk_gpio_irq_handler(unsigned int irq, struct irq_desc *desc)
u32 pending;
unsigned int first_irq;
- if (host_chip->irq_mask_ack)
- host_chip->irq_mask_ack(&desc->irq_data);
- else {
- host_chip->irq_mask(&desc->irq_data);
- if (host_chip->irq_ack)
- host_chip->irq_ack(&desc->irq_data);
- }
+ chained_irq_enter(host_chip, desc);
nmk_chip = get_irq_data(irq);
first_irq = NOMADIK_GPIO_TO_IRQ(nmk_chip->chip.base);
@@ -537,7 +531,7 @@ static void nmk_gpio_irq_handler(unsigned int irq, struct irq_desc *desc)
generic_handle_irq(gpio_irq);
}
- host_chip->irq_unmask(&desc->irq_data);
+ chained_irq_exit(host_chip, desc);
}
static int nmk_gpio_init_irq(struct nmk_gpio_chip *nmk_chip)
--
1.7.0.4
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