Re: [PATCH v2 05/13] gpiolib: acpi: Add wake_capable parameter to acpi_dev_gpio_irq_get_by

From: Andy Shevchenko
Date: Tue Sep 13 2022 - 14:07:41 EST


On Mon, Sep 12, 2022 at 04:13:09PM -0600, Raul E Rangel wrote:
> The ACPI spec defines the SharedAndWake and ExclusiveAndWake share type
> keywords. This is an indication that the GPIO IRQ can also be used as a
> wake source. This change exposes the wake_capable bit so drivers can
> correctly enable wake functionality instead of making an assumption.

...

> - ret = acpi_dev_gpio_irq_get_by(ACPI_COMPANION(dev), "irq-gpios", 0);
> + ret = acpi_dev_gpio_irq_get_by(ACPI_COMPANION(dev), "irq-gpios", 0,
> + NULL);
> if (ret < 0)
> return ret;

Looking at these changes, can't we first introduce

int acpi_dev_gpio_irq_get_by_name(struct acpi_device *adev, const char *name);

convert users, and then add wake stuff to the basic function.
In such case you will make less invasive main part of the idea.

--
With Best Regards,
Andy Shevchenko