[PATCH 2/4] mfd: arizona: Propagate irq_wake through to parent IRQ

From: Charles Keepax
Date: Tue Aug 12 2014 - 10:00:46 EST


If one of the internal Arizona IRQs is set as a wake source this needs
to be propogated back to the actual IRQ line that the Arizona device is
attached to.

Signed-off-by: Charles Keepax <ckeepax@xxxxxxxxxxxxxxxxxxxxxxxxxxx>
---
drivers/mfd/arizona-irq.c | 8 ++++++++
1 files changed, 8 insertions(+), 0 deletions(-)

diff --git a/drivers/mfd/arizona-irq.c b/drivers/mfd/arizona-irq.c
index 71e8f06..fac00b2 100644
--- a/drivers/mfd/arizona-irq.c
+++ b/drivers/mfd/arizona-irq.c
@@ -148,6 +148,13 @@ static void arizona_irq_dummy(struct irq_data *data)
{
}

+static int arizona_irq_set_wake(struct irq_data *data, unsigned int on)
+{
+ struct arizona *arizona = irq_data_get_irq_chip_data(data);
+
+ return irq_set_irq_wake(arizona->irq, on);
+}
+
static struct irq_chip arizona_irq_chip = {
.name = "arizona",
.irq_disable = arizona_irq_dummy,
@@ -155,6 +162,7 @@ static struct irq_chip arizona_irq_chip = {
.irq_ack = arizona_irq_dummy,
.irq_mask = arizona_irq_dummy,
.irq_unmask = arizona_irq_dummy,
+ .irq_set_wake = arizona_irq_set_wake,
};

static int arizona_irq_map(struct irq_domain *h, unsigned int virq,
--
1.7.2.5

--
To unsubscribe from this list: send the line "unsubscribe linux-kernel" in
the body of a message to majordomo@xxxxxxxxxxxxxxx
More majordomo info at http://vger.kernel.org/majordomo-info.html
Please read the FAQ at http://www.tux.org/lkml/