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-rw-r--r--drivers/input/keyboard/gpio_keys.c36
1 files changed, 25 insertions, 11 deletions
diff --git a/drivers/input/keyboard/gpio_keys.c b/drivers/input/keyboard/gpio_keys.c
index 8941a8ba89bf..1aff3b76effd 100644
--- a/drivers/input/keyboard/gpio_keys.c
+++ b/drivers/input/keyboard/gpio_keys.c
@@ -37,10 +37,8 @@ struct gpio_keys_drvdata {
37 struct gpio_button_data data[0]; 37 struct gpio_button_data data[0];
38}; 38};
39 39
40static void gpio_keys_report_event(struct work_struct *work) 40static void gpio_keys_report_event(struct gpio_button_data *bdata)
41{ 41{
42 struct gpio_button_data *bdata =
43 container_of(work, struct gpio_button_data, work);
44 struct gpio_keys_button *button = bdata->button; 42 struct gpio_keys_button *button = bdata->button;
45 struct input_dev *input = bdata->input; 43 struct input_dev *input = bdata->input;
46 unsigned int type = button->type ?: EV_KEY; 44 unsigned int type = button->type ?: EV_KEY;
@@ -50,6 +48,14 @@ static void gpio_keys_report_event(struct work_struct *work)
50 input_sync(input); 48 input_sync(input);
51} 49}
52 50
51static void gpio_keys_work_func(struct work_struct *work)
52{
53 struct gpio_button_data *bdata =
54 container_of(work, struct gpio_button_data, work);
55
56 gpio_keys_report_event(bdata);
57}
58
53static void gpio_keys_timer(unsigned long _data) 59static void gpio_keys_timer(unsigned long _data)
54{ 60{
55 struct gpio_button_data *data = (struct gpio_button_data *)_data; 61 struct gpio_button_data *data = (struct gpio_button_data *)_data;
@@ -81,7 +87,7 @@ static int __devinit gpio_keys_setup_key(struct device *dev,
81 int irq, error; 87 int irq, error;
82 88
83 setup_timer(&bdata->timer, gpio_keys_timer, (unsigned long)bdata); 89 setup_timer(&bdata->timer, gpio_keys_timer, (unsigned long)bdata);
84 INIT_WORK(&bdata->work, gpio_keys_report_event); 90 INIT_WORK(&bdata->work, gpio_keys_work_func);
85 91
86 error = gpio_request(button->gpio, desc); 92 error = gpio_request(button->gpio, desc);
87 if (error < 0) { 93 if (error < 0) {
@@ -185,6 +191,11 @@ static int __devinit gpio_keys_probe(struct platform_device *pdev)
185 goto fail2; 191 goto fail2;
186 } 192 }
187 193
194 /* get current state of buttons */
195 for (i = 0; i < pdata->nbuttons; i++)
196 gpio_keys_report_event(&ddata->data[i]);
197 input_sync(input);
198
188 device_init_wakeup(&pdev->dev, wakeup); 199 device_init_wakeup(&pdev->dev, wakeup);
189 200
190 return 0; 201 return 0;
@@ -253,18 +264,21 @@ static int gpio_keys_suspend(struct device *dev)
253static int gpio_keys_resume(struct device *dev) 264static int gpio_keys_resume(struct device *dev)
254{ 265{
255 struct platform_device *pdev = to_platform_device(dev); 266 struct platform_device *pdev = to_platform_device(dev);
267 struct gpio_keys_drvdata *ddata = platform_get_drvdata(pdev);
256 struct gpio_keys_platform_data *pdata = pdev->dev.platform_data; 268 struct gpio_keys_platform_data *pdata = pdev->dev.platform_data;
257 int i; 269 int i;
258 270
259 if (device_may_wakeup(&pdev->dev)) { 271 for (i = 0; i < pdata->nbuttons; i++) {
260 for (i = 0; i < pdata->nbuttons; i++) { 272
261 struct gpio_keys_button *button = &pdata->buttons[i]; 273 struct gpio_keys_button *button = &pdata->buttons[i];
262 if (button->wakeup) { 274 if (button->wakeup && device_may_wakeup(&pdev->dev)) {
263 int irq = gpio_to_irq(button->gpio); 275 int irq = gpio_to_irq(button->gpio);
264 disable_irq_wake(irq); 276 disable_irq_wake(irq);
265 }
266 } 277 }
278
279 gpio_keys_report_event(&ddata->data[i]);
267 } 280 }
281 input_sync(ddata->input);
268 282
269 return 0; 283 return 0;
270} 284}