[PATCH] Input: gpio_keys - Report wakeup events if device may wakeup
From: Benson Leung <bleung@chromium.org>
Date: 2012-07-26 06:12:05
Also in:
lkml
Subsystem:
input (keyboard, mouse, joystick, touchscreen) drivers, the rest · Maintainers:
Dmitry Torokhov, Linus Torvalds
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