This commit enables ISA-specific code if and only if CONFIG_{E}ISA is set
in the kernel configuration so that we do not have to maintain
acpi_isa_irq_to_gsi() function for architectures which do not support ISA.

Signed-off-by: Tomasz Nowicki <[email protected]>
---
 drivers/acpi/pci_irq.c |    8 ++++----
 1 file changed, 4 insertions(+), 4 deletions(-)

diff --git a/drivers/acpi/pci_irq.c b/drivers/acpi/pci_irq.c
index 41c5e1b..b0e31b6 100644
--- a/drivers/acpi/pci_irq.c
+++ b/drivers/acpi/pci_irq.c
@@ -418,6 +418,7 @@ int acpi_pci_irq_enable(struct pci_dev *dev)
         * driver reported one, then use it. Exit in any case.
         */
        if (gsi < 0) {
+#if IS_ENABLED(CONFIG_ISA) || IS_ENABLED(CONFIG_EISA)
                u32 dev_gsi;
                /* Interrupt Line values above 0xF are forbidden */
                if (dev->irq > 0 && (dev->irq <= 0xF) &&
@@ -427,10 +428,9 @@ int acpi_pci_irq_enable(struct pci_dev *dev)
                        acpi_register_gsi(&dev->dev, dev_gsi,
                                          ACPI_LEVEL_SENSITIVE,
                                          ACPI_ACTIVE_LOW);
-               } else {
-                       dev_warn(&dev->dev, "PCI INT %c: no GSI\n",
-                                pin_name(pin));
-               }
+               } else
+#endif
+               dev_warn(&dev->dev, "PCI INT %c: no GSI\n", pin_name(pin));
 
                return 0;
        }
-- 
1.7.9.5

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