diff options
Diffstat (limited to 'arch/x86/kernel/devicetree.c')
| -rw-r--r-- | arch/x86/kernel/devicetree.c | 13 |
1 files changed, 7 insertions, 6 deletions
diff --git a/arch/x86/kernel/devicetree.c b/arch/x86/kernel/devicetree.c index 7db54b5d5f86..b4680058db8b 100644 --- a/arch/x86/kernel/devicetree.c +++ b/arch/x86/kernel/devicetree.c @@ -21,6 +21,7 @@ #include <asm/apic.h> #include <asm/pci_x86.h> #include <asm/setup.h> +#include <asm/i8259.h> __initdata u64 initial_dtb; char __initdata cmd_line[COMMAND_LINE_SIZE]; @@ -314,7 +315,7 @@ static void dt_add_ioapic_domain(unsigned int ioapic_num, struct irq_domain *id; struct mp_ioapic_gsi *gsi_cfg; int ret; - int num; + int num, legacy_irqs = nr_legacy_irqs(); gsi_cfg = mp_ioapic_gsi_routing(ioapic_num); num = gsi_cfg->gsi_end - gsi_cfg->gsi_base + 1; @@ -324,17 +325,17 @@ static void dt_add_ioapic_domain(unsigned int ioapic_num, BUG_ON(!id); if (gsi_cfg->gsi_base == 0) { /* - * The first NR_IRQS_LEGACY irq descs are allocated in + * The first nr_legacy_irqs() irq descs are allocated in * early_irq_init() and need just a mapping. The * remaining irqs need both. All of them are preallocated * and assigned so we can keep the 1:1 mapping which the ioapic * is having. */ - irq_domain_associate_many(id, 0, 0, NR_IRQS_LEGACY); + irq_domain_associate_many(id, 0, 0, legacy_irqs); - if (num > NR_IRQS_LEGACY) { - ret = irq_create_strict_mappings(id, NR_IRQS_LEGACY, - NR_IRQS_LEGACY, num - NR_IRQS_LEGACY); + if (num > legacy_irqs) { + ret = irq_create_strict_mappings(id, legacy_irqs, + legacy_irqs, num - legacy_irqs); if (ret) pr_err("Error creating mapping for the " "remaining IRQs: %d\n", ret); |