gpiolib: acpi: Add acpi_gpio_need_run_edge_events_on_boot() getter

Add acpi_gpio_need_run_edge_events_on_boot() getter which moves
towards isolating the GPIO ACPI and quirk APIs. It will helps
splitting them completely in the next changes.

No functional changes.

Reviewed-by: Hans de Goede <hdegoede@redhat.com>
Acked-by: Mika Westerberg <mika.westerberg@linux.intel.com>
Signed-off-by: Andy Shevchenko <andriy.shevchenko@linux.intel.com>

Author: andy-shev

drivers/gpio/gpiolib-acpi.c

@@ -268,7 +268,7 @@ static void acpi_gpiochip_request_irq(struct acpi_gpio_chip *acpi_gpio,
 	event->irq_requested = true;
 
 	/* Make sure we trigger the initial state of edge-triggered IRQs */
-	if (run_edge_events_on_boot &&
+	if (acpi_gpio_need_run_edge_events_on_boot() &&
 	    (event->irqflags & (IRQF_TRIGGER_RISING | IRQF_TRIGGER_FALLING))) {
 		value = gpiod_get_raw_value_cansleep(event->desc);
 		if (((event->irqflags & IRQF_TRIGGER_RISING) && value == 1) ||
@@ -371,6 +371,11 @@ void acpi_gpio_remove_from_deferred_list(struct list_head *list)
 	mutex_unlock(&acpi_gpio_deferred_req_irqs_lock);
 }
 
+int acpi_gpio_need_run_edge_events_on_boot(void)
+{
+	return run_edge_events_on_boot;
+}
+
 bool acpi_gpio_in_ignore_list(enum acpi_gpio_ignore_list list, const char *controller_in,
 			      unsigned int pin_in)
 {

drivers/gpio/gpiolib-acpi.h

@@ -63,6 +63,8 @@ void acpi_gpio_process_deferred_list(struct list_head *list);
 bool acpi_gpio_add_to_deferred_list(struct list_head *list);
 void acpi_gpio_remove_from_deferred_list(struct list_head *list);
 
+int acpi_gpio_need_run_edge_events_on_boot(void);
+
 enum acpi_gpio_ignore_list {
 	ACPI_GPIO_IGNORE_WAKE,
 	ACPI_GPIO_IGNORE_INTERRUPT,