[PATCH 1/2] gpio: rcar: set IRQ chip parent_device

[Niklas Söderlund <niklas.soderlund+renesas@xxxxxxxxxxxx>]

This enables Runtime PM handling for interrupts.

By setting the parent_device in struct irq_chip genirq will call the
pm_runtime_get/put APIs when an IRQ is requested/freed.

Signed-off-by: Niklas Söderlund <niklas.soderlund+renesas@xxxxxxxxxxxx>
---
 drivers/gpio/gpio-rcar.c | 1 +
 1 file changed, 1 insertion(+)

diff --git a/drivers/gpio/gpio-rcar.c b/drivers/gpio/gpio-rcar.c
index 2be48f5..3b77c10 100644
--- a/drivers/gpio/gpio-rcar.c
+++ b/drivers/gpio/gpio-rcar.c
@@ -460,6 +460,7 @@ static int gpio_rcar_probe(struct platform_device *pdev)
 
 	irq_chip = &p->irq_chip;
 	irq_chip->name = name;
+	irq_chip->parent_device = dev;
 	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;
-- 
2.10.2

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