diff options
Diffstat (limited to 'drivers/rtc/rtc-stk17ta8.c')
| -rw-r--r-- | drivers/rtc/rtc-stk17ta8.c | 30 |
1 files changed, 11 insertions, 19 deletions
diff --git a/drivers/rtc/rtc-stk17ta8.c b/drivers/rtc/rtc-stk17ta8.c index 279f5cfa691..35ed49ea1f8 100644 --- a/drivers/rtc/rtc-stk17ta8.c +++ b/drivers/rtc/rtc-stk17ta8.c @@ -214,8 +214,7 @@ static irqreturn_t stk17ta8_rtc_interrupt(int irq, void *dev_id) events |= RTC_UF; else events |= RTC_AF; - if (likely(pdata->rtc)) - rtc_update_irq(pdata->rtc, 1, events); + rtc_update_irq(pdata->rtc, 1, events); } spin_unlock(&pdata->lock); return events ? IRQ_HANDLED : IRQ_NONE; @@ -285,7 +284,7 @@ static struct bin_attribute stk17ta8_nvram_attr = { .write = stk17ta8_nvram_write, }; -static int __devinit stk17ta8_rtc_probe(struct platform_device *pdev) +static int stk17ta8_rtc_probe(struct platform_device *pdev) { struct resource *res; unsigned int cal; @@ -294,19 +293,14 @@ static int __devinit stk17ta8_rtc_probe(struct platform_device *pdev) void __iomem *ioaddr; int ret = 0; - res = platform_get_resource(pdev, IORESOURCE_MEM, 0); - if (!res) - return -ENODEV; - pdata = devm_kzalloc(&pdev->dev, sizeof(*pdata), GFP_KERNEL); if (!pdata) return -ENOMEM; - if (!devm_request_mem_region(&pdev->dev, res->start, RTC_REG_SIZE, - pdev->name)) - return -EBUSY; - ioaddr = devm_ioremap(&pdev->dev, res->start, RTC_REG_SIZE); - if (!ioaddr) - return -ENOMEM; + + res = platform_get_resource(pdev, IORESOURCE_MEM, 0); + ioaddr = devm_ioremap_resource(&pdev->dev, res); + if (IS_ERR(ioaddr)) + return PTR_ERR(ioaddr); pdata->ioaddr = ioaddr; pdata->irq = platform_get_irq(pdev, 0); @@ -336,23 +330,21 @@ static int __devinit stk17ta8_rtc_probe(struct platform_device *pdev) } } - pdata->rtc = rtc_device_register(pdev->name, &pdev->dev, + pdata->rtc = devm_rtc_device_register(&pdev->dev, pdev->name, &stk17ta8_rtc_ops, THIS_MODULE); if (IS_ERR(pdata->rtc)) return PTR_ERR(pdata->rtc); ret = sysfs_create_bin_file(&pdev->dev.kobj, &stk17ta8_nvram_attr); - if (ret) - rtc_device_unregister(pdata->rtc); + return ret; } -static int __devexit stk17ta8_rtc_remove(struct platform_device *pdev) +static int stk17ta8_rtc_remove(struct platform_device *pdev) { struct rtc_plat_data *pdata = platform_get_drvdata(pdev); sysfs_remove_bin_file(&pdev->dev.kobj, &stk17ta8_nvram_attr); - rtc_device_unregister(pdata->rtc); if (pdata->irq > 0) writeb(0, pdata->ioaddr + RTC_INTERRUPTS); return 0; @@ -363,7 +355,7 @@ MODULE_ALIAS("platform:stk17ta8"); static struct platform_driver stk17ta8_rtc_driver = { .probe = stk17ta8_rtc_probe, - .remove = __devexit_p(stk17ta8_rtc_remove), + .remove = stk17ta8_rtc_remove, .driver = { .name = "stk17ta8", .owner = THIS_MODULE, |