@@ -186,6 +186,44 @@ static inline struct gpio_rcar_priv *gpio_to_priv(struct gpio_chip *chip)
return container_of(chip, struct gpio_rcar_priv, gpio_chip);
}
+static void gpio_rcar_irq_bus_lock(struct irq_data *d)
+{
+ struct gpio_chip *gc = irq_data_get_irq_chip_data(d);
+ struct gpio_rcar_priv *p = gpio_to_priv(gc);
+
+ pm_runtime_get_sync(&p->pdev->dev);
+}
+
+static void gpio_rcar_irq_bus_sync_unlock(struct irq_data *d)
+{
+ struct gpio_chip *gc = irq_data_get_irq_chip_data(d);
+ struct gpio_rcar_priv *p = gpio_to_priv(gc);
+
+ pm_runtime_put(&p->pdev->dev);
+}
+
+
+static int gpio_rcar_irq_request_resources(struct irq_data *d)
+{
+ struct gpio_chip *gc = irq_data_get_irq_chip_data(d);
+ struct gpio_rcar_priv *p = gpio_to_priv(gc);
+ int error;
+
+ error = pm_runtime_get_sync(&p->pdev->dev);
+ if (error < 0)
+ return error;
+
+ return 0;
+}
+
+static void gpio_rcar_irq_release_resources(struct irq_data *d)
+{
+ struct gpio_chip *gc = irq_data_get_irq_chip_data(d);
+ struct gpio_rcar_priv *p = gpio_to_priv(gc);
+
+ pm_runtime_put(&p->pdev->dev);
+}
+
static void gpio_rcar_config_general_input_output_mode(struct gpio_chip *chip,
unsigned int gpio,
bool output)
@@ -414,6 +452,10 @@ static int gpio_rcar_probe(struct platform_device *pdev)
irq_chip->irq_mask = gpio_rcar_irq_disable;
irq_chip->irq_unmask = gpio_rcar_irq_enable;
irq_chip->irq_set_type = gpio_rcar_irq_set_type;
+ irq_chip->irq_bus_lock = gpio_rcar_irq_bus_lock;
+ irq_chip->irq_bus_sync_unlock = gpio_rcar_irq_bus_sync_unlock;
+ irq_chip->irq_request_resources = gpio_rcar_irq_request_resources;
+ irq_chip->irq_release_resources = gpio_rcar_irq_release_resources;
irq_chip->flags = IRQCHIP_SKIP_SET_WAKE | IRQCHIP_SET_TYPE_MASKED
| IRQCHIP_MASK_ON_SUSPEND;