The patch titled
Subject: drivers/rtc/rtc-at32ap700x.c: use devm_* APIs
has been added to the -mm tree. Its filename is
drivers-rtc-rtc-at32ap700xc-use-devm_-apis.patch
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------------------------------------------------------
From: Sachin Kamat <sachin.kamat@xxxxxxxxxx>
Subject: drivers/rtc/rtc-at32ap700x.c: use devm_* APIs
devm_* functions are device managed and make cleanup code simpler.
Signed-off-by: Sachin Kamat <sachin.kamat@xxxxxxxxxx>
Cc: Hans-Christian Egtvedt <hcegtvedt@xxxxxxxxx>
Cc: Jingoo Han <jg1.han@xxxxxxxxxxx>
Signed-off-by: Andrew Morton <akpm@xxxxxxxxxxxxxxxxxxxx>
---
drivers/rtc/rtc-at32ap700x.c | 27 +++++++++------------------
1 file changed, 9 insertions(+), 18 deletions(-)
diff -puN drivers/rtc/rtc-at32ap700x.c~drivers-rtc-rtc-at32ap700xc-use-devm_-apis drivers/rtc/rtc-at32ap700x.c
--- a/drivers/rtc/rtc-at32ap700x.c~drivers-rtc-rtc-at32ap700xc-use-devm_-apis
+++ a/drivers/rtc/rtc-at32ap700x.c
@@ -202,7 +202,8 @@ static int __init at32_rtc_probe(struct
int irq;
int ret;
- rtc = kzalloc(sizeof(struct rtc_at32ap700x), GFP_KERNEL);
+ rtc = devm_kzalloc(&pdev->dev, sizeof(struct rtc_at32ap700x),
+ GFP_KERNEL);
if (!rtc) {
dev_dbg(&pdev->dev, "out of memory\n");
return -ENOMEM;
@@ -223,7 +224,7 @@ static int __init at32_rtc_probe(struct
}
rtc->irq = irq;
- rtc->regs = ioremap(regs->start, resource_size(regs));
+ rtc->regs = devm_ioremap(&pdev->dev, regs->start, resource_size(regs));
if (!rtc->regs) {
ret = -ENOMEM;
dev_dbg(&pdev->dev, "could not map I/O memory\n");
@@ -244,20 +245,21 @@ static int __init at32_rtc_probe(struct
| RTC_BIT(CTRL_EN));
}
- ret = request_irq(irq, at32_rtc_interrupt, IRQF_SHARED, "rtc", rtc);
+ ret = devm_request_irq(&pdev->dev, irq, at32_rtc_interrupt, IRQF_SHARED,
+ "rtc", rtc);
if (ret) {
dev_dbg(&pdev->dev, "could not request irq %d\n", irq);
- goto out_iounmap;
+ goto out;
}
platform_set_drvdata(pdev, rtc);
- rtc->rtc = rtc_device_register(pdev->name, &pdev->dev,
+ rtc->rtc = devm_rtc_device_register(&pdev->dev, pdev->name,
&at32_rtc_ops, THIS_MODULE);
if (IS_ERR(rtc->rtc)) {
dev_dbg(&pdev->dev, "could not register rtc device\n");
ret = PTR_ERR(rtc->rtc);
- goto out_free_irq;
+ goto out;
}
device_init_wakeup(&pdev->dev, 1);
@@ -267,26 +269,15 @@ static int __init at32_rtc_probe(struct
return 0;
-out_free_irq:
- platform_set_drvdata(pdev, NULL);
- free_irq(irq, rtc);
-out_iounmap:
- iounmap(rtc->regs);
out:
- kfree(rtc);
+ platform_set_drvdata(pdev, NULL);
return ret;
}
static int __exit at32_rtc_remove(struct platform_device *pdev)
{
- struct rtc_at32ap700x *rtc = platform_get_drvdata(pdev);
-
device_init_wakeup(&pdev->dev, 0);
- free_irq(rtc->irq, rtc);
- iounmap(rtc->regs);
- rtc_device_unregister(rtc->rtc);
- kfree(rtc);
platform_set_drvdata(pdev, NULL);
return 0;
_
Patches currently in -mm which might be from sachin.kamat@xxxxxxxxxx are
linux-next.patch
drivers-video-exynos-exynos_mipi_dsic-convert-to-devm_ioremap_resource.patch
drivers-rtc-rtc-tps6586xc-remove-incorrect-use-of-rtc_device_unregister.patch
drivers-rtc-rtc-tps65910c-fix-incorrect-return-value-on-error.patch
drivers-rtc-rtc-max8997c-fix-incorrect-return-value-on-error.patch
drivers-rtc-rtc-max77686c-fix-incorrect-return-value-on-error.patch
drivers-rtc-rtc-max8907c-remove-redundant-code.patch
drivers-rtc-rtc-max77686c-use-devm_regmap_init_i2c.patch
drivers-rtc-rtc-88pm860xc-use-devm_-apis.patch
drivers-rtc-rtc-at32ap700xc-use-devm_-apis.patch
drivers-rtc-rtc-ds1305c-use-devm_-apis.patch
drivers-rtc-rtc-ds1374c-use-devm_-apis.patch
drivers-rtc-rtc-ds3232c-use-devm_-apis.patch
drivers-rtc-rtc-m48t35c-use-devm_-apis.patch
drivers-rtc-rtc-max8925c-use-devm_-apis.patch
drivers-rtc-rtc-pxac-use-devm_-apis.patch
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