Commit 59422904 authored by Marc Zyngier's avatar Marc Zyngier Committed by Thomas Gleixner
Browse files

irqchip/riscv-imsic: Convert to msi_create_parent_irq_domain() helper 



Now that we have a concise helper to create an MSI parent domain,
switch the RISC-V letter soup over to that.

Signed-off-by: default avatarMarc Zyngier <maz@kernel.org>
Signed-off-by: default avatarThomas Gleixner <tglx@linutronix.de>
Signed-off-by: default avatarNam Cao <tglx@linutronix.de>
Signed-off-by: default avatarThomas Gleixner <tglx@linutronix.de>
Link: https://lore.kernel.org/all/b906a38d443577de45923b335d80fc54c5638da0.1750860131.git.namcao@linutronix.de
Link: https://lore.kernel.org/all/20241204124549.607054-6-maz@kernel.org
parent 91650ca5

drivers/irqchip/irq-riscv-imsic-platform.c

+6 −6
Original line number Diff line number Diff line
@@ -307,6 +307,11 @@ static const struct msi_parent_ops imsic_msi_parent_ops = { 


int imsic_irqdomain_init(void)

{

	struct irq_domain_info info = {

		.fwnode		= imsic->fwnode,

		.ops		= &imsic_base_domain_ops,

		.host_data	= imsic,

	};

	struct imsic_global_config *global;



	if (!imsic || !imsic->fwnode) {
@@ -320,16 +325,11 @@ int imsic_irqdomain_init(void) 
	}



	/* Create Base IRQ domain */

	imsic->base_domain = irq_domain_create_tree(imsic->fwnode,

						    &imsic_base_domain_ops, imsic);

	imsic->base_domain = msi_create_parent_irq_domain(&info, &imsic_msi_parent_ops);

	if (!imsic->base_domain) {

		pr_err("%pfwP: failed to create IMSIC base domain\n", imsic->fwnode);

		return -ENOMEM;

	}

	imsic->base_domain->flags |= IRQ_DOMAIN_FLAG_MSI_PARENT;

	imsic->base_domain->msi_parent_ops = &imsic_msi_parent_ops;



	irq_domain_update_bus_token(imsic->base_domain, DOMAIN_BUS_NEXUS);



	global = &imsic->global;

	pr_info("%pfwP:  hart-index-bits: %d,  guest-index-bits: %d\n",