diff options
| author | Will Deacon <will.deacon@arm.com> | 2011-02-28 10:12:29 +0000 |
|---|---|---|
| committer | Will Deacon <will.deacon@arm.com> | 2011-05-11 16:04:15 +0100 |
| commit | adfed159ab71bff53ccac3013776580bc866d2ba (patch) | |
| tree | e822c9aad821335a7363df446e3c99a8c66503df /arch/arm/plat-nomadik | |
| parent | 03dd765fe4dd9420ac430d2a7c19498afa4431b3 (diff) | |
| download | linux-adfed159ab71bff53ccac3013776580bc866d2ba.tar.gz | |
ARM: nmk: update GPIO chained IRQ handler to entry/exit functions
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@rab.in> Cc: Grant Likely <grant.likely@secretlab.ca> Acked-by: Linus Walleij <linus.walleij@linaro.org> Signed-off-by: Will Deacon <will.deacon@arm.com>
Diffstat (limited to 'arch/arm/plat-nomadik')
| -rw-r--r-- | arch/arm/plat-nomadik/gpio.c | 12 |
1 files changed, 4 insertions, 8 deletions
diff --git a/arch/arm/plat-nomadik/gpio.c b/arch/arm/plat-nomadik/gpio.c index f49748eca1a3..307b8131aa8c 100644 --- a/arch/arm/plat-nomadik/gpio.c +++ b/arch/arm/plat-nomadik/gpio.c @@ -23,6 +23,8 @@ #include <linux/irq.h> #include <linux/slab.h> +#include <asm/mach/irq.h> + #include <plat/pincfg.h> #include <mach/hardware.h> #include <mach/gpio.h> @@ -681,13 +683,7 @@ static void __nmk_gpio_irq_handler(unsigned int irq, struct irq_desc *desc, struct irq_chip *host_chip = irq_get_chip(irq); 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 = irq_get_handler_data(irq); first_irq = NOMADIK_GPIO_TO_IRQ(nmk_chip->chip.base); @@ -698,7 +694,7 @@ static void __nmk_gpio_irq_handler(unsigned int irq, struct irq_desc *desc, status &= ~BIT(bit); } - host_chip->irq_unmask(&desc->irq_data); + chained_irq_exit(host_chip, desc); } static void nmk_gpio_irq_handler(unsigned int irq, struct irq_desc *desc) |