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Date: Thu, 4 Apr 2024 19:47:06 -0700
From: Bjorn Andersson <quic_bjorande@quicinc.com>
To: jianbin zhang <quic_jianbinz@quicinc.com>
CC: Bjorn Andersson <andersson@kernel.org>,
        Konrad Dybcio
	<konrad.dybcio@linaro.org>,
        Alexandre Belloni
	<alexandre.belloni@bootlin.com>,
        <linux-arm-msm@vger.kernel.org>, <linux-rtc@vger.kernel.org>,
        <linux-kernel@vger.kernel.org>
Subject: Re: [PATCH V4 2/2] rtc-pm8xxx: Correct the value written into the
 PM8xxx_RTC_ALARM_CLEAR
Message-ID: <Zg9mKnPrhTTNafdb@hu-bjorande-lv.qualcomm.com>
References: <20240401-fix-rtc-alarm-which-fired-before-driver-probe-not-be-cleard-v1-0-aab2cd6ddab8@quicinc.com>
 <20240401-fix-rtc-alarm-which-fired-before-driver-probe-not-be-cleard-v1-2-aab2cd6ddab8@quicinc.com>
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In-Reply-To: <20240401-fix-rtc-alarm-which-fired-before-driver-probe-not-be-cleard-v1-2-aab2cd6ddab8@quicinc.com>

On Mon, Apr 01, 2024 at 09:56:30AM +0800, jianbin zhang wrote:
> Writing 1 to the PM8xxx_RTC_ALARM_CLEAR register is expected to clear
> the triggered alarm status. In patch v2, the value written to the

I'm not sure what "in patch v2" refers to here.

Also, as with patch 1, please fix your subject line and use internal
review list.

Regards,
Bjorn

> PM8xxx_RTC_ALARM_CLEAR register in the trigger function is incorrectly
> written as 0. So correct the value written to PM8xxx_RTC_ALARM_CLEAR
> register into 1.
> 
> Signed-off-by: jianbin zhang <quic_jianbinz@quicinc.com>
> ---
> Changess in v4:
> - add the cover letter
> - modify the patch to conform to the specification
> 
> Changes in v3:
> - Correct the value written into the PM8xxx_RTC_ALARM_CLEAR to 1.
> - link: https://lore.kernel.org/linux-rtc/20240319191216.GB3796206@hu-bjorande-lv.qualcomm.com/T/#t
> 
> Changes in v2:
> - Switch to using regmap_update_bits() instead of open coding
>   read-modify-write accesses.
> - link: https://lore.kernel.org/lkml/20230202155448.6715-4-johan+linaro@kernel.org/
> 
> Changes in v1:
> -link: https://lore.kernel.org/linux-rtc/20230126142057.25715-4-johan+linaro@kernel.org/
> ---
>  drivers/rtc/rtc-pm8xxx.c | 2 +-
>  1 file changed, 1 insertion(+), 1 deletion(-)
> 
> diff --git a/drivers/rtc/rtc-pm8xxx.c b/drivers/rtc/rtc-pm8xxx.c
> index e4e2307445cf..806c99cdac9a 100644
> --- a/drivers/rtc/rtc-pm8xxx.c
> +++ b/drivers/rtc/rtc-pm8xxx.c
> @@ -391,7 +391,7 @@ static irqreturn_t pm8xxx_alarm_trigger(int irq, void *dev_id)
>  
>  	/* Clear alarm status */
>  	rc = regmap_update_bits(rtc_dd->regmap, regs->alarm_ctrl2,
> -				PM8xxx_RTC_ALARM_CLEAR, 0);
> +				PM8xxx_RTC_ALARM_CLEAR, 1);
>  	if (rc)
>  		return IRQ_NONE;
>  
> 
> -- 
> 2.43.2
>