On Tue, Sep 03, 2024 at 03:36:48PM +0800, Ye Zhang wrote:

Since the GPIO can only generate interrupts when its direction is set to
input, it is set to input before requesting the interrupt resources.

...

 static int rockchip_irq_reqres(struct irq_data *d)
 {

+	irq_hw_number_t hwirq;
 	struct irq_chip_generic *gc = irq_data_get_irq_chip_data(d);
 	struct rockchip_pin_bank *bank = gc->private;
 
-	return gpiochip_reqres_irq(&bank->gpio_chip, d->hwirq);
+	hwirq = irqd_to_hwirq(d);
+	rockchip_gpio_direction_input(&bank->gpio_chip, hwirq);

	struct irq_chip_generic *gc = irq_data_get_irq_chip_data(d);
	struct rockchip_pin_bank *bank = gc->private;
	irq_hw_number_t hwirq = irqd_to_hwirq(d);

	rockchip_gpio_direction_input(&bank->gpio_chip, hwirq);

+	return gpiochip_reqres_irq(&bank->gpio_chip, hwirq);
 }

-- 
With Best Regards,
Andy Shevchenko