diff options
Diffstat (limited to 'drivers/input/misc/wm831x-on.c')
| -rw-r--r-- | drivers/input/misc/wm831x-on.c | 41 |
1 files changed, 14 insertions, 27 deletions
diff --git a/drivers/input/misc/wm831x-on.c b/drivers/input/misc/wm831x-on.c index ba4f5dd7c60..173b6dcca0d 100644 --- a/drivers/input/misc/wm831x-on.c +++ b/drivers/input/misc/wm831x-on.c @@ -18,7 +18,7 @@ */ #include <linux/module.h> -#include <linux/init.h> +#include <linux/slab.h> #include <linux/kernel.h> #include <linux/errno.h> #include <linux/input.h> @@ -68,14 +68,15 @@ static irqreturn_t wm831x_on_irq(int irq, void *data) return IRQ_HANDLED; } -static int __devinit wm831x_on_probe(struct platform_device *pdev) +static int wm831x_on_probe(struct platform_device *pdev) { struct wm831x *wm831x = dev_get_drvdata(pdev->dev.parent); struct wm831x_on *wm831x_on; - int irq = platform_get_irq(pdev, 0); + int irq = wm831x_irq(wm831x, platform_get_irq(pdev, 0)); int ret; - wm831x_on = kzalloc(sizeof(struct wm831x_on), GFP_KERNEL); + wm831x_on = devm_kzalloc(&pdev->dev, sizeof(struct wm831x_on), + GFP_KERNEL); if (!wm831x_on) { dev_err(&pdev->dev, "Can't allocate data\n"); return -ENOMEM; @@ -84,7 +85,7 @@ static int __devinit wm831x_on_probe(struct platform_device *pdev) wm831x_on->wm831x = wm831x; INIT_DELAYED_WORK(&wm831x_on->work, wm831x_poll_on); - wm831x_on->dev = input_allocate_device(); + wm831x_on->dev = devm_input_allocate_device(&pdev->dev); if (!wm831x_on->dev) { dev_err(&pdev->dev, "Can't allocate input dev\n"); ret = -ENOMEM; @@ -97,8 +98,9 @@ static int __devinit wm831x_on_probe(struct platform_device *pdev) wm831x_on->dev->phys = "wm831x_on/input0"; wm831x_on->dev->dev.parent = &pdev->dev; - ret = wm831x_request_irq(wm831x, irq, wm831x_on_irq, - IRQF_TRIGGER_RISING, "wm831x_on", wm831x_on); + ret = request_threaded_irq(irq, NULL, wm831x_on_irq, + IRQF_TRIGGER_RISING, "wm831x_on", + wm831x_on); if (ret < 0) { dev_err(&pdev->dev, "Unable to request IRQ: %d\n", ret); goto err_input_dev; @@ -114,47 +116,32 @@ static int __devinit wm831x_on_probe(struct platform_device *pdev) return 0; err_irq: - wm831x_free_irq(wm831x, irq, NULL); + free_irq(irq, wm831x_on); err_input_dev: - input_free_device(wm831x_on->dev); err: - kfree(wm831x_on); return ret; } -static int __devexit wm831x_on_remove(struct platform_device *pdev) +static int wm831x_on_remove(struct platform_device *pdev) { struct wm831x_on *wm831x_on = platform_get_drvdata(pdev); int irq = platform_get_irq(pdev, 0); - wm831x_free_irq(wm831x_on->wm831x, irq, wm831x_on); + free_irq(irq, wm831x_on); cancel_delayed_work_sync(&wm831x_on->work); - input_unregister_device(wm831x_on->dev); - kfree(wm831x_on); return 0; } static struct platform_driver wm831x_on_driver = { .probe = wm831x_on_probe, - .remove = __devexit_p(wm831x_on_remove), + .remove = wm831x_on_remove, .driver = { .name = "wm831x-on", .owner = THIS_MODULE, }, }; - -static int __init wm831x_on_init(void) -{ - return platform_driver_register(&wm831x_on_driver); -} -module_init(wm831x_on_init); - -static void __exit wm831x_on_exit(void) -{ - platform_driver_unregister(&wm831x_on_driver); -} -module_exit(wm831x_on_exit); +module_platform_driver(wm831x_on_driver); MODULE_ALIAS("platform:wm831x-on"); MODULE_DESCRIPTION("WM831x ON pin"); |