[PATCH 1/3] gpio: zynq: Mask non-wakeup GPIO interrupts on suspend

From: Soren Brinkmann
Date: Fri Aug 29 2014 - 13:59:50 EST


From: Ezra Savard <ezra.savard@xxxxxxxxxx>

Added flag to the GPIO chip so that IRQ from non-wakeup GPIO will
not wake the system.

Signed-off-by: Ezra Savard <ezra.savard@xxxxxxxxxx>
Reviewed-by: Soren Brinkmann <soren.brinkmann@xxxxxxxxxx>
---
drivers/gpio/gpio-zynq.c | 4 +++-
1 file changed, 3 insertions(+), 1 deletion(-)

diff --git a/drivers/gpio/gpio-zynq.c b/drivers/gpio/gpio-zynq.c
index dccadea9d830..d80d722529ad 100644
--- a/drivers/gpio/gpio-zynq.c
+++ b/drivers/gpio/gpio-zynq.c
@@ -451,7 +451,8 @@ static struct irq_chip zynq_gpio_level_irqchip = {
.irq_unmask = zynq_gpio_irq_unmask,
.irq_set_type = zynq_gpio_set_irq_type,
.irq_set_wake = zynq_gpio_set_wake,
- .flags = IRQCHIP_EOI_THREADED | IRQCHIP_EOI_IF_HANDLED,
+ .flags = IRQCHIP_EOI_THREADED | IRQCHIP_EOI_IF_HANDLED |
+ IRQCHIP_MASK_ON_SUSPEND,
};

static struct irq_chip zynq_gpio_edge_irqchip = {
@@ -462,6 +463,7 @@ static struct irq_chip zynq_gpio_edge_irqchip = {
.irq_unmask = zynq_gpio_irq_unmask,
.irq_set_type = zynq_gpio_set_irq_type,
.irq_set_wake = zynq_gpio_set_wake,
+ .flags = IRQCHIP_MASK_ON_SUSPEND,
};

static void zynq_gpio_handle_bank_irq(struct zynq_gpio *gpio,
--
2.1.0.1.g27b9230

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