static void pca953x_irq_bus_sync_unlock(unsigned int irq)
{
struct pca953x_chip *chip = get_irq_chip_data(irq);
+ uint16_t new_irqs;
+ uint16_t level;
+
+ /* Look for any newly setup interrupt */
+ new_irqs = chip->irq_trig_fall | chip->irq_trig_raise;
+ new_irqs &= ~chip->reg_direction;
+
+ while (new_irqs) {
+ level = __ffs(new_irqs);
+ pca953x_gpio_direction_input(&chip->gpio_chip, level);
+ new_irqs &= ~(1 << level);
+ }
mutex_unlock(&chip->irq_lock);
}
else
chip->irq_trig_raise &= ~mask;
- return pca953x_gpio_direction_input(&chip->gpio_chip, level);
+ return 0;
}
static struct irq_chip pca953x_irq_chip = {