keyboard: If the power button is pressed in suspend state, immediately report event

diff --git a/drivers/input/keyboard/rk29_keys.c b/drivers/input/keyboard/rk29_keys.c
index 056ff56c09d77e834c798e0ee1bd1537919a6c97..38663abb1efd5950e406d0d1e944800be240f93c 100755 (executable)
--- a/drivers/input/keyboard/rk29_keys.c
+++ b/drivers/input/keyboard/rk29_keys.c
@@ -46,6 +46,7 @@ struct rk29_button_data {
        struct rk29_keys_button *button;
        struct input_dev *input;
        struct timer_list timer;
+        struct rk29_keys_drvdata *ddata;
 };
 
 struct rk29_keys_drvdata {
@@ -248,7 +249,19 @@ static irqreturn_t keys_isr(int irq, void *dev_id)
 {
        struct rk29_button_data *bdata = dev_id;
        struct rk29_keys_button *button = bdata->button;
+       struct input_dev *input = bdata->input;
+       unsigned int type = EV_KEY;
        BUG_ON(irq != gpio_to_irq(button->gpio));
+
+        if(button->wakeup == 1 && bdata->ddata->in_suspend == true){
+               key_dbg(bdata, "wakeup: %skey[%s]: report ev[%d] state[%d]\n", 
+                       (button->gpio == INVALID_GPIO)?"ad":"io", button->desc, button->code, bdata->state);
+               input_event(input, type, button->code, 1);
+               input_sync(input);
+               input_event(input, type, button->code, 0);
+               input_sync(input);
+               return IRQ_HANDLED;
+        }
        bdata->long_press_count = 0;
        mod_timer(&bdata->timer,
                                jiffies + msecs_to_jiffies(DEFAULT_DEBOUNCE_INTERVAL));
@@ -348,6 +361,7 @@ static int __devinit keys_probe(struct platform_device *pdev)
 
                bdata->input = input;
                bdata->button = button;
+                bdata->ddata = ddata;
                if(button->code_long_press)
                        setup_timer(&bdata->timer,
                                keys_long_press_timer, (unsigned long)bdata);