Re: [PATCH 1/3] rtc: ftrtc010: switch to devm_rtc_allocate_device
From: Hans Ulli Kroll
Date: Thu Jun 07 2018 - 10:48:09 EST
On Mon, 4 Jun 2018, Alexandre Belloni wrote:
> Switch to devm_rtc_allocate_device/rtc_register_device. This allow or
> further improvement and simplifies ftrtc010_rtc_remove().
>
> Signed-off-by: Alexandre Belloni <alexandre.belloni@xxxxxxxxxxx>
> ---
> drivers/rtc/rtc-ftrtc010.c | 11 +++++++----
> 1 file changed, 7 insertions(+), 4 deletions(-)
>
> diff --git a/drivers/rtc/rtc-ftrtc010.c b/drivers/rtc/rtc-ftrtc010.c
> index af8d6beae20c..165d0b62db00 100644
> --- a/drivers/rtc/rtc-ftrtc010.c
> +++ b/drivers/rtc/rtc-ftrtc010.c
> @@ -166,14 +166,18 @@ static int ftrtc010_rtc_probe(struct platform_device *pdev)
> if (!rtc->rtc_base)
> return -ENOMEM;
>
> + rtc->rtc_dev = devm_rtc_allocate_device(dev);
> + if (IS_ERR(rtc->rtc_dev))
> + return PTR_ERR(rtc->rtc_dev);
> +
> + rtc->rtc_dev->ops = &ftrtc010_rtc_ops;
> +
> ret = devm_request_irq(dev, rtc->rtc_irq, ftrtc010_rtc_interrupt,
> IRQF_SHARED, pdev->name, dev);
> if (unlikely(ret))
> return ret;
>
> - rtc->rtc_dev = rtc_device_register(pdev->name, dev,
> - &ftrtc010_rtc_ops, THIS_MODULE);
> - return PTR_ERR_OR_ZERO(rtc->rtc_dev);
> + return rtc_register_device(rtc->rtc_dev);
> }
>
> static int ftrtc010_rtc_remove(struct platform_device *pdev)
> @@ -184,7 +188,6 @@ static int ftrtc010_rtc_remove(struct platform_device *pdev)
> clk_disable_unprepare(rtc->extclk);
> if (!IS_ERR(rtc->pclk))
> clk_disable_unprepare(rtc->pclk);
> - rtc_device_unregister(rtc->rtc_dev);
>
> return 0;
> }
> --
> 2.17.1
>
>
Acked-by: Hans Ulli Kroll <ulli.kroll@xxxxxxxxxxxxxx>