aboutsummaryrefslogtreecommitdiff
diff options
context:
space:
mode:
authorJohan Hovold <[email protected]>2023-02-13 11:42:54 +0100
committerMarc Zyngier <[email protected]>2023-02-13 19:31:24 +0000
commitbc1bc1b309b42ff3faea957df7ac9382366c5eef (patch)
treec16315ff8c8a7dcf2a04472b078bcad2ccd465cf
parent930a1bbbef01cdcd682d9c2b4bc9e36b9618fed3 (diff)
x86/ioapic: Use irq_domain_create_hierarchy()
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 <[email protected]> Tested-by: Hsin-Yi Wang <[email protected]> Tested-by: Mark-PK Tsai <[email protected]> Signed-off-by: Johan Hovold <[email protected]> Signed-off-by: Marc Zyngier <[email protected]> Link: https://lore.kernel.org/r/[email protected]
-rw-r--r--arch/x86/kernel/apic/io_apic.c7
1 files changed, 2 insertions, 5 deletions
diff --git a/arch/x86/kernel/apic/io_apic.c b/arch/x86/kernel/apic/io_apic.c
index a868b76cd3d4..1f83b052bb74 100644
--- a/arch/x86/kernel/apic/io_apic.c
+++ b/arch/x86/kernel/apic/io_apic.c
@@ -2364,9 +2364,8 @@ static int mp_irqdomain_create(int ioapic)
return -ENODEV;
}
- ip->irqdomain = irq_domain_create_linear(fn, hwirqs, cfg->ops,
- (void *)(long)ioapic);
-
+ ip->irqdomain = irq_domain_create_hierarchy(parent, 0, hwirqs, fn, cfg->ops,
+ (void *)(long)ioapic);
if (!ip->irqdomain) {
/* Release fw handle if it was allocated above */
if (!cfg->dev)
@@ -2374,8 +2373,6 @@ static int mp_irqdomain_create(int ioapic)
return -ENOMEM;
}
- ip->irqdomain->parent = parent;
-
if (cfg->type == IOAPIC_DOMAIN_LEGACY ||
cfg->type == IOAPIC_DOMAIN_STRICT)
ioapic_dynirq_base = max(ioapic_dynirq_base,