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-rw-r--r--arch/powerpc/platforms/maple/pci.c17
1 files changed, 15 insertions, 2 deletions
diff --git a/arch/powerpc/platforms/maple/pci.c b/arch/powerpc/platforms/maple/pci.c
index 8debae3aa3c..63b4d1bff35 100644
--- a/arch/powerpc/platforms/maple/pci.c
+++ b/arch/powerpc/platforms/maple/pci.c
@@ -516,8 +516,21 @@ void __init maple_pcibios_fixup(void)
dev->irq = irq_create_mapping(NULL, 1);
if (dev->irq != NO_IRQ)
set_irq_type(dev->irq, IRQ_TYPE_LEVEL_LOW);
- } else
- pci_read_irq_line(dev);
+ continue;
+ }
+
+ /* Hide AMD8111 IDE interrupt when in legacy mode so
+ * the driver calls pci_get_legacy_ide_irq()
+ */
+ if (dev->vendor == PCI_VENDOR_ID_AMD &&
+ dev->device == PCI_DEVICE_ID_AMD_8111_IDE &&
+ (dev->class & 5) != 5) {
+ dev->irq = NO_IRQ;
+ continue;
+ }
+
+ /* For all others, map the interrupt from the device-tree */
+ pci_read_irq_line(dev);
}
DBG(" <- maple_pcibios_fixup\n");