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Commit 70b53411 authored by Mika Westerberg's avatar Mika Westerberg Committed by Linus Walleij
Browse files

gpiolib / ACPI: move acpi_gpiochip_free_interrupts next to the request function 



It makes more sense to have these functions close to each other. No
functional changes.

Signed-off-by: default avatarMika Westerberg <mika.westerberg@linux.intel.com>
Acked-by: default avatarRafael J. Wysocki <rafael.j.wysocki@intel.com>
Signed-off-by: default avatarLinus Walleij <linus.walleij@linaro.org>
parent 4bbd6f2e

drivers/gpio/gpiolib-acpi.c

+38 −38
Original line number Original line Diff line number Diff line
@@ -194,6 +194,44 @@ void acpi_gpiochip_request_interrupts(struct gpio_chip *chip) 
}

}

EXPORT_SYMBOL(acpi_gpiochip_request_interrupts);

EXPORT_SYMBOL(acpi_gpiochip_request_interrupts);





/**

 * acpi_gpiochip_free_interrupts() - Free GPIO _EVT ACPI event interrupts.

 * @chip:      gpio chip

 *

 * Free interrupts associated with the _EVT method for the given GPIO chip.

 *

 * The remaining ACPI event interrupts associated with the chip are freed

 * automatically.

 */

void acpi_gpiochip_free_interrupts(struct gpio_chip *chip)

{

	acpi_handle handle;

	acpi_status status;

	struct list_head *evt_pins;

	struct acpi_gpio_evt_pin *evt_pin, *ep;



	if (!chip->dev || !chip->to_irq)

		return;



	handle = ACPI_HANDLE(chip->dev);

	if (!handle)

		return;



	status = acpi_get_data(handle, acpi_gpio_evt_dh, (void **)&evt_pins);

	if (ACPI_FAILURE(status))

		return;



	list_for_each_entry_safe_reverse(evt_pin, ep, evt_pins, node) {

		devm_free_irq(chip->dev, evt_pin->irq, evt_pin);

		list_del(&evt_pin->node);

		kfree(evt_pin);

	}



	acpi_detach_data(handle, acpi_gpio_evt_dh);

	kfree(evt_pins);

}

EXPORT_SYMBOL(acpi_gpiochip_free_interrupts);



struct acpi_gpio_lookup {

struct acpi_gpio_lookup {

	struct acpi_gpio_info info;

	struct acpi_gpio_info info;

	int index;

	int index;
@@ -271,41 +309,3 @@ int acpi_get_gpio_by_index(struct device *dev, int index, 
	return lookup.gpio;

	return lookup.gpio;

}

}

EXPORT_SYMBOL_GPL(acpi_get_gpio_by_index);
 
EXPORT_SYMBOL_GPL(acpi_get_gpio_by_index);
 


/**

 * acpi_gpiochip_free_interrupts() - Free GPIO _EVT ACPI event interrupts.

 * @chip:      gpio chip

 *

 * Free interrupts associated with the _EVT method for the given GPIO chip.

 *

 * The remaining ACPI event interrupts associated with the chip are freed

 * automatically.

 */

void acpi_gpiochip_free_interrupts(struct gpio_chip *chip)

{

	acpi_handle handle;

	acpi_status status;

	struct list_head *evt_pins;

	struct acpi_gpio_evt_pin *evt_pin, *ep;



	if (!chip->dev || !chip->to_irq)

		return;



	handle = ACPI_HANDLE(chip->dev);

	if (!handle)

		return;



	status = acpi_get_data(handle, acpi_gpio_evt_dh, (void **)&evt_pins);

	if (ACPI_FAILURE(status))

		return;



	list_for_each_entry_safe_reverse(evt_pin, ep, evt_pins, node) {

		devm_free_irq(chip->dev, evt_pin->irq, evt_pin);

		list_del(&evt_pin->node);

		kfree(evt_pin);

	}



	acpi_detach_data(handle, acpi_gpio_evt_dh);

	kfree(evt_pins);

}

EXPORT_SYMBOL(acpi_gpiochip_free_interrupts);