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Commit fc73965e authored by Yuriy Kolerov's avatar Yuriy Kolerov Committed by Vineet Gupta
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ARCv2: IDU-intc: mask all common interrupts by default 



Signed-off-by: default avatarYuriy Kolerov <yuriy.kolerov@synopsys.com>
Signed-off-by: default avatarVineet Gupta <vgupta@synopsys.com>
[vgupta: broken off from a bigger patch]
parent 6f0310a1

arch/arc/kernel/mcip.c

+10 −2
Original line number Diff line number Diff line
@@ -156,15 +156,20 @@ static void idu_set_mode(unsigned int cmn_irq, unsigned int lvl, 
	__mcip_cmd_data(CMD_IDU_SET_MODE, cmn_irq, data.word);

}



static void idu_irq_mask(struct irq_data *data)

static void idu_irq_mask_raw(irq_hw_number_t hwirq)

{

	unsigned long flags;



	raw_spin_lock_irqsave(&mcip_lock, flags);

	__mcip_cmd_data(CMD_IDU_SET_MASK, data->hwirq, 1);

	__mcip_cmd_data(CMD_IDU_SET_MASK, hwirq, 1);

	raw_spin_unlock_irqrestore(&mcip_lock, flags);

}



static void idu_irq_mask(struct irq_data *data)

{

	idu_irq_mask_raw(data->hwirq);

}



static void idu_irq_unmask(struct irq_data *data)

{

	unsigned long flags;
@@ -301,6 +306,9 @@ idu_of_init(struct device_node *intc, struct device_node *parent) 
	/* Parent interrupts (core-intc) are already mapped */



	for (i = 0; i < nr_irqs; i++) {

		/* Mask all common interrupts by default */

		idu_irq_mask_raw(i);



		/*

		 * Return parent uplink IRQs (towards core intc) 24,25,.....

		 * this step has been done before already