[PATCH linux-next] arm64: PCI: Introduce pcibios_free_irq() helper function

[Yajun Deng]

Introduce pcibios_free_irq() to free irq in pci_device_probe() and
pci_device_remove() that in drivers/pci/pci-driver.c.

Signed-off-by: Yajun Deng <yajun.deng@xxxxxxxxx>
---
 arch/arm64/kernel/pci.c | 10 +++++++++-
 1 file changed, 9 insertions(+), 1 deletion(-)

diff --git a/arch/arm64/kernel/pci.c b/arch/arm64/kernel/pci.c
index 1006ed2d7c60..40da5aff4548 100644
--- a/arch/arm64/kernel/pci.c
+++ b/arch/arm64/kernel/pci.c
@@ -25,10 +25,18 @@
 int pcibios_alloc_irq(struct pci_dev *dev)
 {
 	if (!acpi_disabled)
-		acpi_pci_irq_enable(dev);
+		return acpi_pci_irq_enable(dev);
 
 	return 0;
 }
+
+void pcibios_free_irq(struct pci_dev *dev)
+{
+	if (!acpi_disabled)
+		acpi_pci_irq_disable(dev);
+
+}
+
 #endif
 
 /*
-- 
2.32.0