[RESEND PATCH 3/3] gpio: max732x: Propagate wake-up setting to parent irq controller

[Semen Protsenko]

Set .irq_set_wake callback to prevent possible issues on wake-up.

This patch was inspired by this commit:
b80eef95beb04760629822fa130aeed54cdfafca

Signed-off-by: Semen Protsenko <semen.protsenko@xxxxxxxxxxxxxxx>
---
 drivers/gpio/gpio-max732x.c |    9 +++++++++
 1 file changed, 9 insertions(+)

diff --git a/drivers/gpio/gpio-max732x.c b/drivers/gpio/gpio-max732x.c
index fafc81b..b3c497d 100644
--- a/drivers/gpio/gpio-max732x.c
+++ b/drivers/gpio/gpio-max732x.c
@@ -429,6 +429,14 @@ static int max732x_irq_set_type(struct irq_data *d, unsigned int type)
 	return 0;
 }
 
+static int max732x_irq_set_wake(struct irq_data *data, unsigned int on)
+{
+	struct max732x_chip *chip = irq_data_get_irq_chip_data(data);
+
+	irq_set_irq_wake(chip->client->irq, on);
+	return 0;
+}
+
 static struct irq_chip max732x_irq_chip = {
 	.name			= "max732x",
 	.irq_mask		= max732x_irq_mask,
@@ -436,6 +444,7 @@ static struct irq_chip max732x_irq_chip = {
 	.irq_bus_lock		= max732x_irq_bus_lock,
 	.irq_bus_sync_unlock	= max732x_irq_bus_sync_unlock,
 	.irq_set_type		= max732x_irq_set_type,
+	.irq_set_wake           = max732x_irq_set_wake,
 };
 
 static uint8_t max732x_irq_pending(struct max732x_chip *chip)
-- 
1.7.9.5

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