From adfed159ab71bff53ccac3013776580bc866d2ba Mon Sep 17 00:00:00 2001 From: Will Deacon Date: Mon, 28 Feb 2011 10:12:29 +0000 Subject: [PATCH] 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 Cc: Grant Likely Acked-by: Linus Walleij Signed-off-by: Will Deacon --- arch/arm/plat-nomadik/gpio.c | 12 ++++-------- 1 file 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 #include +#include + #include #include #include @@ -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) -- 2.20.1