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Subject[PATCH] Input: gpio_keys - Report wakeup events if device may wakeup
Date
If a button is configured to wake the system, report a pm wakeup event.

Signed-off-by: Benson Leung <bleung@chromium.org>
---
drivers/input/keyboard/gpio_keys.c | 4 ++++
1 files changed, 4 insertions(+), 0 deletions(-)

diff --git a/drivers/input/keyboard/gpio_keys.c b/drivers/input/keyboard/gpio_keys.c
index cbb1add..15a80e2 100644
--- a/drivers/input/keyboard/gpio_keys.c
+++ b/drivers/input/keyboard/gpio_keys.c
@@ -328,9 +328,13 @@ static void gpio_keys_gpio_report_event(struct gpio_button_data *bdata)
{
const struct gpio_keys_button *button = bdata->button;
struct input_dev *input = bdata->input;
+ struct device *dev = input->dev.parent;
unsigned int type = button->type ?: EV_KEY;
int state = (gpio_get_value_cansleep(button->gpio) ? 1 : 0) ^ button->active_low;

+ if (button->wakeup && device_may_wakeup(dev))
+ pm_wakeup_event(dev, 0);
+
if (type == EV_ABS) {
if (state)
input_event(input, type, button->code, button->value);
--
1.7.7.3


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