gpiolib-acpi: Don't set GPIOs for wakeup in S3 mode

[linux-2.6-microblaze.git] / drivers / gpio / gpiolib-acpi.c

diff --git a/drivers/gpio/gpiolib-acpi.c b/drivers/gpio/gpiolib-acpi.c
index 9ef0f56..17c53f4 100644 (file)
--- a/drivers/gpio/gpiolib-acpi.c
+++ b/drivers/gpio/gpiolib-acpi.c
@@ -1104,7 +1104,8 @@ int acpi_dev_gpio_irq_wake_get_by(struct acpi_device *adev, const char *name, in
                                dev_dbg(&adev->dev, "IRQ %d already in use\n", irq);
                        }
 
-                       if (wake_capable)
+                       /* avoid suspend issues with GPIOs when systems are using S3 */
+                       if (wake_capable && acpi_gbl_FADT.flags & ACPI_FADT_LOW_POWER_S0)
                                *wake_capable = info.wake_capable;
 
                        return irq;