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gpiolib / ACPI: move acpi_gpiochip_free_interrupts next to the request function

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

Signed-off-by: Mika Westerberg <mika.westerberg@linux.intel.com>
Acked-by: Rafael J. Wysocki <rafael.j.wysocki@intel.com>
Signed-off-by: Linus Walleij <linus.walleij@linaro.org>
This commit is contained in:
Mika Westerberg 2013-10-10 11:01:07 +03:00 committed by Linus Walleij
parent 4bbd6f2e49
commit 70b5341138
1 changed files with 38 additions and 38 deletions
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76
drivers/gpio/gpiolib-acpi.c
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@ -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);