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Commit bd7c0da2 authored by Heiko Stuebner's avatar Heiko Stuebner Committed by Kukjin Kim
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irqchip: s3c24xx: add irq_set_type callback for basic interrupt types 



Enables post-init setting of the desired typehandler for the interrupt.

Signed-off-by: default avatarHeiko Stuebner <heiko@sntech.de>
Acked-by: default avatarArnd Bergmann <arnd@arndb.de>
Signed-off-by: default avatarKukjin Kim <kgene.kim@samsung.com>
parent 1ebc7e83

drivers/irqchip/irq-s3c24xx.c

+24 −0
Original line number Diff line number Diff line
@@ -123,6 +123,28 @@ static inline void s3c_irq_ack(struct irq_data *data) 
		__raw_writel(bitval, intc->reg_intpnd);

}



static int s3c_irq_type(struct irq_data *data, unsigned int type)

{

	switch (type) {

	case IRQ_TYPE_NONE:

		break;

	case IRQ_TYPE_EDGE_RISING:

	case IRQ_TYPE_EDGE_FALLING:

	case IRQ_TYPE_EDGE_BOTH:

		irq_set_handler(data->irq, handle_edge_irq);

		break;

	case IRQ_TYPE_LEVEL_LOW:

	case IRQ_TYPE_LEVEL_HIGH:

		irq_set_handler(data->irq, handle_level_irq);

		break;

	default:

		pr_err("No such irq type %d", type);

		return -EINVAL;

	}



	return 0;

}



static int s3c_irqext_type_set(void __iomem *gpcon_reg,

			       void __iomem *extint_reg,

			       unsigned long gpcon_offset,
@@ -228,6 +250,7 @@ static struct irq_chip s3c_irq_chip = { 
	.irq_ack	= s3c_irq_ack,

	.irq_mask	= s3c_irq_mask,

	.irq_unmask	= s3c_irq_unmask,

	.irq_set_type	= s3c_irq_type,

	.irq_set_wake	= s3c_irq_wake

};
@@ -236,6 +259,7 @@ static struct irq_chip s3c_irq_level_chip = { 
	.irq_mask	= s3c_irq_mask,

	.irq_unmask	= s3c_irq_unmask,

	.irq_ack	= s3c_irq_ack,

	.irq_set_type	= s3c_irq_type,

};



static struct irq_chip s3c_irqext_chip = {