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irqchip/sg2042-msi: Switch to msi_create_parent_irq_domain()

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Switch to use the concise helper to create an MSI parent domain.

Signed-off-by: Thomas Gleixner <tglx@linutronix.de>
Signed-off-by: Nam Cao <namcao@linutronix.de>
Signed-off-by: Thomas Gleixner <tglx@linutronix.de>
Reviewed-by: Chen Wang <unicorn_wang@outlook.com>
Link: https://lore.kernel.org/all/3e901db1a4c87678af053019774d95b73bfb9ef9.1750860131.git.namcao@linutronix.de
This commit is contained in:
Thomas Gleixner
2025-06-26 16:49:03 +02:00
parent 7f91d608cc
commit 7c0dbd80de
1 changed files with 8 additions and 10 deletions
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18
drivers/irqchip/irq-sg2042-msi.c
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@@ -219,20 +219,18 @@ static const struct msi_parent_ops sg2044_msi_parent_ops = {
static int sg204x_msi_init_domains(struct sg204x_msi_chipdata *data,
struct irq_domain *plic_domain, struct device *dev)
{
struct fwnode_handle *fwnode = dev_fwnode(dev);
struct irq_domain *middle_domain;
struct irq_domain_info info = {
.ops = &sg204x_msi_middle_domain_ops,
.parent = plic_domain,
.size = data->num_irqs,
.fwnode = dev_fwnode(dev),
.host_data = data,
};
middle_domain = irq_domain_create_hierarchy(plic_domain, 0, data->num_irqs, fwnode,
&sg204x_msi_middle_domain_ops, data);
if (!middle_domain) {
if (!msi_create_parent_irq_domain(&info, data->chip_info->parent_ops)) {
pr_err("Failed to create the MSI middle domain\n");
return -ENOMEM;
}
irq_domain_update_bus_token(middle_domain, DOMAIN_BUS_NEXUS);
middle_domain->flags |= IRQ_DOMAIN_FLAG_MSI_PARENT;
middle_domain->msi_parent_ops = data->chip_info->parent_ops;
return 0;
}