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-rw-r--r--drivers/gpio/gpiolib.h2
1 files changed, 2 insertions, 0 deletions
diff --git a/drivers/gpio/gpiolib.h b/drivers/gpio/gpiolib.h
index 550a5eafbd38..ab892be26dc2 100644
--- a/drivers/gpio/gpiolib.h
+++ b/drivers/gpio/gpiolib.h
@@ -17,6 +17,8 @@
enum of_gpio_flags;
+struct acpi_device;
+
/**
* struct acpi_gpio_info - ACPI GPIO specific information
* @gpioint: if %true this GPIO is of type GpioInt otherwise type is GpioIo