diff options
Diffstat (limited to 'arch/x86/cpu/irq.c')
| -rw-r--r-- | arch/x86/cpu/irq.c | 7 |
1 files changed, 6 insertions, 1 deletions
diff --git a/arch/x86/cpu/irq.c b/arch/x86/cpu/irq.c index 35b29f6..205405b 100644 --- a/arch/x86/cpu/irq.c +++ b/arch/x86/cpu/irq.c @@ -97,6 +97,7 @@ static int create_pirq_routing_table(void) struct irq_routing_table *rt; struct irq_info *slot, *slot_base; int irq_entries = 0; + int parent; int i; int ret; @@ -106,7 +107,11 @@ static int create_pirq_routing_table(void) return -EINVAL; } - ret = fdtdec_get_pci_addr(blob, node, FDT_PCI_SPACE_CONFIG, + /* TODO(sjg@chromium.org): Drop this when PIRQ is a driver */ + parent = fdt_parent_offset(blob, node); + if (parent < 0) + return -EINVAL; + ret = fdtdec_get_pci_addr(blob, parent, FDT_PCI_SPACE_CONFIG, "reg", &addr); if (ret) return ret; |