gpiolib-acpi: convert acpi_evaluate_object() to acpi_execute_simple_method()

acpi_execute_simple_method() is a new ACPI API introduced to invoke
an ACPI control method that has single integer parameter and no return value.

Convert acpi_evaluate_object() to acpi_execute_simple_method()
in drivers/gpio/gpiolib-acpi.c

Signed-off-by: Zhang Rui <rui.zhang@intel.com>
CC: Linus Walleij <linus.walleij@linaro.org>
Acked-by: Mika Westerberg <mika.westerberg@linux.intel.com>
Acked-by: Mathias Nyman <mathias.nyman@linux.intel.com>
Signed-off-by: Rafael J. Wysocki <rafael.j.wysocki@intel.com>

diff --git a/drivers/gpio/gpiolib-acpi.c b/drivers/gpio/gpiolib-acpi.c
index 5c1ef2b..f2beb72 100644 (file)
--- a/drivers/gpio/gpiolib-acpi.c
+++ b/drivers/gpio/gpiolib-acpi.c
@@ -73,15 +73,8 @@ static irqreturn_t acpi_gpio_irq_handler(int irq, void *data)
 static irqreturn_t acpi_gpio_irq_handler_evt(int irq, void *data)
 {
        struct acpi_gpio_evt_pin *evt_pin = data;
-       struct acpi_object_list args;
-       union acpi_object arg;
 
-       arg.type = ACPI_TYPE_INTEGER;
-       arg.integer.value = evt_pin->pin;
-       args.count = 1;
-       args.pointer = &arg;
-
-       acpi_evaluate_object(evt_pin->evt_handle, NULL, &args, NULL);
+       acpi_execute_simple_method(evt_pin->evt_handle, NULL, evt_pin->pin);
 
        return IRQ_HANDLED;
 }