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path: root/drivers/irqchip/irq-gic-v4.c
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-rw-r--r--drivers/irqchip/irq-gic-v4.c13
1 files changed, 13 insertions, 0 deletions
diff --git a/drivers/irqchip/irq-gic-v4.c b/drivers/irqchip/irq-gic-v4.c
index 8eb2ad39322e..2370e6d9e603 100644
--- a/drivers/irqchip/irq-gic-v4.c
+++ b/drivers/irqchip/irq-gic-v4.c
@@ -210,3 +210,16 @@ int its_prop_update_vlpi(int irq, u8 config, bool inv)
return irq_set_vcpu_affinity(irq, &info);
}
+
+int its_init_v4(struct irq_domain *domain, const struct irq_domain_ops *ops)
+{
+ if (domain) {
+ pr_info("ITS: Enabling GICv4 support\n");
+ gic_domain = domain;
+ vpe_domain_ops = ops;
+ return 0;
+ }
+
+ pr_err("ITS: No GICv4 VPE domain allocated\n");
+ return -ENODEV;
+}