[PATCH v5 16/19] irqchip/gic-v3-mbi: Use irq_domain_create_hierarchy()

From: Johan Hovold
Date: Thu Feb 09 2023 - 08:31:38 EST


Use the irq_domain_create_hierarchy() helper to create the hierarchical
domain, which both serves as documentation and avoids poking at
irqdomain internals.

Reviewed-by: Philippe Mathieu-Daudé <philmd@xxxxxxxxxx>
Tested-by: Hsin-Yi Wang <hsinyi@xxxxxxxxxxxx>
Tested-by: Mark-PK Tsai <mark-pk.tsai@xxxxxxxxxxxx>
Signed-off-by: Johan Hovold <johan+linaro@xxxxxxxxxx>
---
drivers/irqchip/irq-gic-v3-mbi.c | 5 ++---
1 file changed, 2 insertions(+), 3 deletions(-)

diff --git a/drivers/irqchip/irq-gic-v3-mbi.c b/drivers/irqchip/irq-gic-v3-mbi.c
index e1efdec9e9ac..dbb8b1efda44 100644
--- a/drivers/irqchip/irq-gic-v3-mbi.c
+++ b/drivers/irqchip/irq-gic-v3-mbi.c
@@ -233,13 +233,12 @@ static int mbi_allocate_domains(struct irq_domain *parent)
struct irq_domain *nexus_domain, *pci_domain, *plat_domain;
int err;

- nexus_domain = irq_domain_create_tree(parent->fwnode,
- &mbi_domain_ops, NULL);
+ nexus_domain = irq_domain_create_hierarchy(parent, 0, 0, parent->fwnode,
+ &mbi_domain_ops, NULL);
if (!nexus_domain)
return -ENOMEM;

irq_domain_update_bus_token(nexus_domain, DOMAIN_BUS_NEXUS);
- nexus_domain->parent = parent;

err = mbi_allocate_pci_domain(nexus_domain, &pci_domain);

--
2.39.1