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authorMarc Zyngier <marc.zyngier@arm.com>2018-08-17 09:18:01 +0100
committerMarc Zyngier <marc.zyngier@arm.com>2018-08-20 09:54:44 +0100
commit4110b5cbb014ebaaeb3d18ac8b98470b7251847d (patch)
tree10f451dd572509c4fab421833b9635428249fb50 /drivers/irqchip
parent44beda0c357f656e95febec8de7347015479295d (diff)
downloadop-kernel-dev-4110b5cbb014ebaaeb3d18ac8b98470b7251847d.zip
op-kernel-dev-4110b5cbb014ebaaeb3d18ac8b98470b7251847d.tar.gz
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>
Diffstat (limited to 'drivers/irqchip')
-rw-r--r--drivers/irqchip/irq-gic-v3.c8
1 files changed, 6 insertions, 2 deletions
diff --git a/drivers/irqchip/irq-gic-v3.c b/drivers/irqchip/irq-gic-v3.c
index e214181..d5912f1 100644
--- a/drivers/irqchip/irq-gic-v3.c
+++ b/drivers/irqchip/irq-gic-v3.c
@@ -861,7 +861,9 @@ 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 = {
@@ -874,7 +876,9 @@ 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 << GICD_TYPER_ID_BITS(gic_data.rdists.gicd_typer))
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