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Groups > linux.kernel > #1556063
| From | Alexandre Belloni <alexandre.belloni@free-electrons.com> |
|---|---|
| Newsgroups | linux.kernel |
| Subject | Re: [PATCHv3 3/8] rtc: add STM32 RTC driver |
| Date | 2017-01-11 01:10 +0100 |
| Message-ID | <sYeEh-88l-5@gated-at.bofh.it> (permalink) |
| References | <sWgAx-3JT-9@gated-at.bofh.it> <sWgAy-3JT-29@gated-at.bofh.it> |
| Organization | linux.* mail to news gateway |
Looks good to me, however...
On 05/01/2017 at 14:43:24 +0100, Amelie Delaunay wrote :
> +struct stm32_rtc {
> + struct rtc_device *rtc_dev;
> + void __iomem *base;
> + struct clk *ck_rtc;
> + spinlock_t lock; /* Protects registers accesses */
This spinlock seems to be useless, the rtc ops_lock is already
protecting everywhere it is taken.
> + int irq_alarm;
> +};
> +
[...]
> +static int stm32_rtc_set_alarm(struct device *dev, struct rtc_wkalrm *alrm)
> +{
> + struct stm32_rtc *rtc = dev_get_drvdata(dev);
> + struct rtc_time *tm = &alrm->time;
> + unsigned long irqflags;
> + unsigned int cr, isr, alrmar;
> + int ret = 0;
> +
> + if (rtc_valid_tm(tm)) {
> + dev_err(dev, "Alarm time not valid.\n");
> + return -EINVAL;
This will never happen, tm is already checked multiple times (up to
three) in the core before this function can be called.
> + }
> +
You don't need to resend the whole series, just this patch. I'll take
2/8 and 3/8, the other ones can go through the stm32 tree.
--
Alexandre Belloni, Free Electrons
Embedded Linux and Kernel engineering
http://free-electrons.com
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[PATCHv3 3/8] rtc: add STM32 RTC driver Amelie Delaunay <amelie.delaunay@st.com> - 2017-01-05 14:50 +0100
Re: [PATCHv3 3/8] rtc: add STM32 RTC driver Mathieu Poirier <mathieu.poirier@linaro.org> - 2017-01-05 18:40 +0100
Re: [PATCHv3 3/8] rtc: add STM32 RTC driver Amelie DELAUNAY <amelie.delaunay@st.com> - 2017-01-09 17:50 +0100
Re: [PATCHv3 3/8] rtc: add STM32 RTC driver Alexandre Belloni <alexandre.belloni@free-electrons.com> - 2017-01-11 01:10 +0100
Re: [PATCHv3 3/8] rtc: add STM32 RTC driver Amelie DELAUNAY <amelie.delaunay@st.com> - 2017-01-11 11:10 +0100
Re: [PATCHv3 3/8] rtc: add STM32 RTC driver Alexandre Belloni <alexandre.belloni@free-electrons.com> - 2017-01-11 11:20 +0100
Re: [PATCHv3 3/8] rtc: add STM32 RTC driver Amelie DELAUNAY <amelie.delaunay@st.com> - 2017-01-11 11:50 +0100
Re: [PATCHv3 3/8] rtc: add STM32 RTC driver Alexandre Belloni <alexandre.belloni@free-electrons.com> - 2017-01-11 12:00 +0100
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