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Commit 0d2ee5d7 authored by Chao Xie's avatar Chao Xie Committed by Haojian Zhuang
Browse files

gpio: pxa: add chain_eneter and chain_exit for irq handler 



Signed-off-by: default avatarChao Xie <xiechao.mail@gmail.com>
Signed-off-by: default avatarHaojian Zhuang <haojian.zhuang@gmail.com>
parent cd0a4a95

drivers/gpio/gpio-pxa.c

+7 −0
Original line number Diff line number Diff line
@@ -26,6 +26,8 @@ 
#include <linux/syscore_ops.h>

#include <linux/slab.h>



#include <asm/mach/irq.h>



#include <mach/irqs.h>



/*
@@ -331,6 +333,9 @@ static void pxa_gpio_demux_handler(unsigned int irq, struct irq_desc *desc) 
	struct pxa_gpio_chip *c;

	int loop, gpio, gpio_base, n;

	unsigned long gedr;

	struct irq_chip *chip = irq_desc_get_chip(desc);



	chained_irq_enter(chip, desc);



	do {

		loop = 0;
@@ -350,6 +355,8 @@ static void pxa_gpio_demux_handler(unsigned int irq, struct irq_desc *desc) 
			}

		}

	} while (loop);



	chained_irq_exit(chip, desc);

}



static void pxa_ack_muxed_gpio(struct irq_data *d)