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irqchip/gic-v3: Allow interrupt to be configured as wake-up sources 

Although GICv3 doesn't directly offers support for wake-up interrupts
and relies on external HW for this, it shouldn't prevent the driver
for such HW from doing it work.

Let's set the required flags on the irq_chip structures.

Reported-by: Lina Iyer <ilina@codeaurora.org>
Tested-by: Lina Iyer <ilina@codeaurora.org>
Reviewed-by: Sudeep Holla <sudeep.holla@arm.com>
Signed-off-by: Marc Zyngier <marc.zyngier@arm.com>
(cherry picked from commit 4110b5cbb0)
pull/10/head
Marc Zyngier 2018-08-17 09:18:01 +01:00 committed by Jason Liu
parent 186c4721e2
commit f2bf4642db
1 changed files with 6 additions and 2 deletions
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8
drivers/irqchip/irq-gic-v3.c
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@ -785,7 +785,9 @@ static struct irq_chip gic_chip = {
.irq_set_affinity = gic_set_affinity,
.irq_get_irqchip_state = gic_irq_get_irqchip_state,
.irq_set_irqchip_state = gic_irq_set_irqchip_state,
.flags = IRQCHIP_SET_TYPE_MASKED,
.flags = IRQCHIP_SET_TYPE_MASKED |
IRQCHIP_SKIP_SET_WAKE |
IRQCHIP_MASK_ON_SUSPEND,
};
static struct irq_chip gic_eoimode1_chip = {
@ -798,7 +800,9 @@ static struct irq_chip gic_eoimode1_chip = {
.irq_get_irqchip_state = gic_irq_get_irqchip_state,
.irq_set_irqchip_state = gic_irq_set_irqchip_state,
.irq_set_vcpu_affinity = gic_irq_set_vcpu_affinity,
.flags = IRQCHIP_SET_TYPE_MASKED,
.flags = IRQCHIP_SET_TYPE_MASKED |
IRQCHIP_SKIP_SET_WAKE |
IRQCHIP_MASK_ON_SUSPEND,
};
#define GIC_ID_NR (1U << gic_data.rdists.id_bits)