diff options
Diffstat (limited to 'drivers/input/misc/88pm860x_onkey.c')
| -rw-r--r-- | drivers/input/misc/88pm860x_onkey.c | 56 |
1 files changed, 31 insertions, 25 deletions
diff --git a/drivers/input/misc/88pm860x_onkey.c b/drivers/input/misc/88pm860x_onkey.c index f2e0cbc5ab6..220ce0fa15d 100644 --- a/drivers/input/misc/88pm860x_onkey.c +++ b/drivers/input/misc/88pm860x_onkey.c @@ -26,6 +26,7 @@ #include <linux/interrupt.h> #include <linux/mfd/88pm860x.h> #include <linux/slab.h> +#include <linux/device.h> #define PM8607_WAKEUP 0x0b @@ -56,7 +57,7 @@ static irqreturn_t pm860x_onkey_handler(int irq, void *data) return IRQ_HANDLED; } -static int __devinit pm860x_onkey_probe(struct platform_device *pdev) +static int pm860x_onkey_probe(struct platform_device *pdev) { struct pm860x_chip *chip = dev_get_drvdata(pdev->dev.parent); struct pm860x_onkey_info *info; @@ -68,7 +69,8 @@ static int __devinit pm860x_onkey_probe(struct platform_device *pdev) return -EINVAL; } - info = kzalloc(sizeof(struct pm860x_onkey_info), GFP_KERNEL); + info = devm_kzalloc(&pdev->dev, sizeof(struct pm860x_onkey_info), + GFP_KERNEL); if (!info) return -ENOMEM; info->chip = chip; @@ -76,11 +78,10 @@ static int __devinit pm860x_onkey_probe(struct platform_device *pdev) info->dev = &pdev->dev; info->irq = irq; - info->idev = input_allocate_device(); + info->idev = devm_input_allocate_device(&pdev->dev); if (!info->idev) { dev_err(chip->dev, "Failed to allocate input dev\n"); - ret = -ENOMEM; - goto out; + return -ENOMEM; } info->idev->name = "88pm860x_on"; @@ -93,49 +94,54 @@ static int __devinit pm860x_onkey_probe(struct platform_device *pdev) ret = input_register_device(info->idev); if (ret) { dev_err(chip->dev, "Can't register input device: %d\n", ret); - goto out_reg; + return ret; } - ret = request_threaded_irq(info->irq, NULL, pm860x_onkey_handler, - IRQF_ONESHOT, "onkey", info); + ret = devm_request_threaded_irq(&pdev->dev, info->irq, NULL, + pm860x_onkey_handler, IRQF_ONESHOT, + "onkey", info); if (ret < 0) { dev_err(chip->dev, "Failed to request IRQ: #%d: %d\n", info->irq, ret); - goto out_irq; + return ret; } platform_set_drvdata(pdev, info); + device_init_wakeup(&pdev->dev, 1); + return 0; +} -out_irq: - input_unregister_device(info->idev); - kfree(info); - return ret; +#ifdef CONFIG_PM_SLEEP +static int pm860x_onkey_suspend(struct device *dev) +{ + struct platform_device *pdev = to_platform_device(dev); + struct pm860x_chip *chip = dev_get_drvdata(pdev->dev.parent); -out_reg: - input_free_device(info->idev); -out: - kfree(info); - return ret; + if (device_may_wakeup(dev)) + chip->wakeup_flag |= 1 << PM8607_IRQ_ONKEY; + return 0; } - -static int __devexit pm860x_onkey_remove(struct platform_device *pdev) +static int pm860x_onkey_resume(struct device *dev) { - struct pm860x_onkey_info *info = platform_get_drvdata(pdev); + struct platform_device *pdev = to_platform_device(dev); + struct pm860x_chip *chip = dev_get_drvdata(pdev->dev.parent); - free_irq(info->irq, info); - input_unregister_device(info->idev); - kfree(info); + if (device_may_wakeup(dev)) + chip->wakeup_flag &= ~(1 << PM8607_IRQ_ONKEY); return 0; } +#endif + +static SIMPLE_DEV_PM_OPS(pm860x_onkey_pm_ops, pm860x_onkey_suspend, pm860x_onkey_resume); static struct platform_driver pm860x_onkey_driver = { .driver = { .name = "88pm860x-onkey", .owner = THIS_MODULE, + .pm = &pm860x_onkey_pm_ops, }, .probe = pm860x_onkey_probe, - .remove = __devexit_p(pm860x_onkey_remove), }; module_platform_driver(pm860x_onkey_driver); |