[RFC PATCH v4 19/20] irqchip: riscv-intc: Set ACPI irqmodel

[Sunil V L <sunilvl@xxxxxxxxxxxxxxxx>]

INTC being the root interrupt controller, set the ACPI irqmodel with
callback function to get the GSI domain id.

Signed-off-by: Sunil V L <sunilvl@xxxxxxxxxxxxxxxx>
---
 drivers/irqchip/irq-riscv-intc.c | 5 +++++
 1 file changed, 5 insertions(+)

diff --git a/drivers/irqchip/irq-riscv-intc.c b/drivers/irqchip/irq-riscv-intc.c
index b20272151aed..af7a2f78f0ee 100644
--- a/drivers/irqchip/irq-riscv-intc.c
+++ b/drivers/irqchip/irq-riscv-intc.c
@@ -326,6 +326,10 @@ int acpi_get_imsic_mmio_info(u32 index, struct resource *res)
 	return 0;
 }
 
+static struct fwnode_handle *ext_entc_get_gsi_domain_id(u32 gsi)
+{
+	return riscv_acpi_get_gsi_domain_id(gsi);
+}
 
 static int __init riscv_intc_acpi_init(union acpi_subtable_headers *header,
 				       const unsigned long end)
@@ -366,6 +370,7 @@ static int __init riscv_intc_acpi_init(union acpi_subtable_headers *header,
 		return rc;
 	}
 
+	acpi_set_irq_model(ACPI_IRQ_MODEL_RINTC, ext_entc_get_gsi_domain_id);
 	return 0;
 }
 
-- 
2.40.1