On Tue, Apr 09, 2013 at 03:57:25PM +0200, Rafael J. Wysocki wrote:
> +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);
How about using normal request/free_irq() functions for both _EVT and
non-_EVT events? Since we now need to call acpi_gpiochip_free_interrupts()
anyway, I don't see the point using devm_* functions here.
> + 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);
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