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Commit a16ca239 authored by Dmitry Torokhov's avatar Dmitry Torokhov
Browse files

Input: gpio_keys - consolidate key destructor code 



Signed-off-by: default avatarDmitry Torokhov <dtor@mail.ru>
parent 6709c9a5

drivers/input/keyboard/gpio_keys.c

+14 −16
Original line number Diff line number Diff line
@@ -195,7 +195,7 @@ static ssize_t gpio_keys_attr_show_helper(struct gpio_keys_drvdata *ddata, 
 * @type: button type (%EV_KEY, %EV_SW)

 *

 * This function parses stringified bitmap from @buf and disables/enables

 * GPIO buttons accordinly. Returns 0 on success and negative error

 * GPIO buttons accordingly. Returns 0 on success and negative error

 * on failure.

 */

static ssize_t gpio_keys_attr_store_helper(struct gpio_keys_drvdata *ddata,
@@ -551,6 +551,15 @@ static int gpio_keys_get_devtree_pdata(struct device *dev, 


#endif



static void gpio_remove_key(struct gpio_button_data *bdata)

{

	free_irq(gpio_to_irq(bdata->button->gpio), bdata);

	if (bdata->timer_debounce)

		del_timer_sync(&bdata->timer);

	cancel_work_sync(&bdata->work);

	gpio_free(bdata->button->gpio);

}



static int __devinit gpio_keys_probe(struct platform_device *pdev)

{

	const struct gpio_keys_platform_data *pdata = pdev->dev.platform_data;
@@ -640,13 +649,8 @@ static int __devinit gpio_keys_probe(struct platform_device *pdev) 
 fail3:

	sysfs_remove_group(&pdev->dev.kobj, &gpio_keys_attr_group);

 fail2:

	while (--i >= 0) {

		free_irq(gpio_to_irq(pdata->buttons[i].gpio), &ddata->data[i]);

		if (ddata->data[i].timer_debounce)

			del_timer_sync(&ddata->data[i].timer);

		cancel_work_sync(&ddata->data[i].work);

		gpio_free(pdata->buttons[i].gpio);

	}

	while (--i >= 0)

		gpio_remove_key(&ddata->data[i]);



	platform_set_drvdata(pdev, NULL);

 fail1:
@@ -669,14 +673,8 @@ static int __devexit gpio_keys_remove(struct platform_device *pdev) 


	device_init_wakeup(&pdev->dev, 0);



	for (i = 0; i < ddata->n_buttons; i++) {

		int irq = gpio_to_irq(ddata->data[i].button->gpio);

		free_irq(irq, &ddata->data[i]);

		if (ddata->data[i].timer_debounce)

			del_timer_sync(&ddata->data[i].timer);

		cancel_work_sync(&ddata->data[i].work);

		gpio_free(ddata->data[i].button->gpio);

	}

	for (i = 0; i < ddata->n_buttons; i++)

		gpio_remove_key(&ddata->data[i]);



	input_unregister_device(input);