Message ID | APoAZgAaCEiRpKG6PlzreaqE.1.1584791417367.Hmail.hankecai@vivo.com |
---|---|
State | Accepted |
Headers | show |
Series | rtc: pm8xxx: clear alarm register when alarm is not enabled | expand |
Hi, Isn't that the same as: https://patchwork.ozlabs.org/patch/1257381/ ? On 21/03/2020 19:50:17+0800, 韩科才 wrote: > Clear alarm register when alarm is not enabled otherwise the consumer > may still start alarm timer if it find the alarm register is not zero. > > Signed-off-by: hankecai <hankecai@vivo.com> > --- > drivers/rtc/rtc-pm8xxx.c | 11 +++++++++++ > 1 file changed, 11 insertions(+) > > diff --git a/drivers/rtc/rtc-pm8xxx.c b/drivers/rtc/rtc-pm8xxx.c > index 07ea1be3abb9..3fa5416ad90d 100644 > --- a/drivers/rtc/rtc-pm8xxx.c > +++ b/drivers/rtc/rtc-pm8xxx.c > @@ -301,6 +301,7 @@ static int pm8xxx_rtc_alarm_irq_enable(struct device *dev, unsigned int enable) > struct pm8xxx_rtc *rtc_dd = dev_get_drvdata(dev); > const struct pm8xxx_rtc_regs *regs = rtc_dd->regs; > unsigned int ctrl_reg; > + u8 value[NUM_8_BIT_RTC_REGS] = {0}; > > spin_lock_irqsave(&rtc_dd->ctrl_reg_lock, irq_flags); > > @@ -319,6 +320,16 @@ static int pm8xxx_rtc_alarm_irq_enable(struct device *dev, unsigned int enable) > goto rtc_rw_fail; > } > > + /* Clear Alarm register */ > + if (!enable) { > + rc = regmap_bulk_write(rtc_dd->regmap, regs->alarm_rw, value, > + sizeof(value)); > + if (rc) { > + dev_err(dev, "Clear RTC ALARM register failed\n"); > + goto rtc_rw_fail; > + } > + } > + > rtc_rw_fail: > spin_unlock_irqrestore(&rtc_dd->ctrl_reg_lock, irq_flags); > return rc; > -- > 2.21.0 > > >
Hi, It's the same as https://patchwork.ozlabs.org/patch/1257381/, so both commit is fine. thanks 发件人:Alexandre Belloni <alexandre.belloni@bootlin.com> 发送日期:2020-03-21 21:21:25 收件人:"韩科才" <hankecai@vivo.com> 抄送人:a.zummo@towertech.it,linux-rtc@vger.kernel.org,linux-kernel@vger.kernel.org,trivial@kernel.org,kernel@vivo.com 主题:Re: [PATCH] rtc: pm8xxx: clear alarm register when alarm is not enabled>Hi, > >Isn't that the same as: >https://patchwork.ozlabs.org/patch/1257381/ ? > >On 21/03/2020 19:50:17+0800, 韩科才 wrote: >> Clear alarm register when alarm is not enabled otherwise the consumer >> may still start alarm timer if it find the alarm register is not zero. >> >> Signed-off-by: hankecai <hankecai@vivo.com> >> --- >> drivers/rtc/rtc-pm8xxx.c | 11 +++++++++++ >> 1 file changed, 11 insertions(+) >> >> diff --git a/drivers/rtc/rtc-pm8xxx.c b/drivers/rtc/rtc-pm8xxx.c >> index 07ea1be3abb9..3fa5416ad90d 100644 >> --- a/drivers/rtc/rtc-pm8xxx.c >> +++ b/drivers/rtc/rtc-pm8xxx.c >> @@ -301,6 +301,7 @@ static int pm8xxx_rtc_alarm_irq_enable(struct device *dev, unsigned int enable) >> struct pm8xxx_rtc *rtc_dd = dev_get_drvdata(dev); >> const struct pm8xxx_rtc_regs *regs = rtc_dd->regs; >> unsigned int ctrl_reg; >> + u8 value[NUM_8_BIT_RTC_REGS] = {0}; >> >> spin_lock_irqsave(&rtc_dd->ctrl_reg_lock, irq_flags); >> >> @@ -319,6 +320,16 @@ static int pm8xxx_rtc_alarm_irq_enable(struct device *dev, unsigned int enable) >> goto rtc_rw_fail; >> } >> >> + /* Clear Alarm register */ >> + if (!enable) { >> + rc = regmap_bulk_write(rtc_dd->regmap, regs->alarm_rw, value, >> + sizeof(value)); >> + if (rc) { >> + dev_err(dev, "Clear RTC ALARM register failed\n"); >> + goto rtc_rw_fail; >> + } >> + } >> + >> rtc_rw_fail: >> spin_unlock_irqrestore(&rtc_dd->ctrl_reg_lock, irq_flags); >> return rc; >> -- >> 2.21.0 >> >> >> > >-- >Alexandre Belloni, Bootlin >Embedded Linux and Kernel engineering >https://bootlin.com
On 21/03/2020 19:50:17+0800, 韩科才 wrote: > Clear alarm register when alarm is not enabled otherwise the consumer > may still start alarm timer if it find the alarm register is not zero. > > Signed-off-by: hankecai <hankecai@vivo.com> > --- > drivers/rtc/rtc-pm8xxx.c | 11 +++++++++++ > 1 file changed, 11 insertions(+) > > diff --git a/drivers/rtc/rtc-pm8xxx.c b/drivers/rtc/rtc-pm8xxx.c Because the other one doesn't apply, I've applied that one.
Hi, Sure, thanks for your confirmation. 发件人:Alexandre Belloni <alexandre.belloni@bootlin.com> 发送日期:2020-03-23 05:33:31 收件人:"韩科才" <hankecai@vivo.com> 抄送人:a.zummo@towertech.it,linux-rtc@vger.kernel.org,linux-kernel@vger.kernel.org,trivial@kernel.org,kernel@vivo.com 主题:Re: [PATCH] rtc: pm8xxx: clear alarm register when alarm is not enabled>On 21/03/2020 19:50:17+0800, 韩科才 wrote: >> Clear alarm register when alarm is not enabled otherwise the consumer >> may still start alarm timer if it find the alarm register is not zero. >> >> Signed-off-by: hankecai <hankecai@vivo.com> >> --- >> drivers/rtc/rtc-pm8xxx.c | 11 +++++++++++ >> 1 file changed, 11 insertions(+) >> >> diff --git a/drivers/rtc/rtc-pm8xxx.c b/drivers/rtc/rtc-pm8xxx.c > >Because the other one doesn't apply, I've applied that one. > >-- >Alexandre Belloni, Bootlin >Embedded Linux and Kernel engineering >https://bootlin.com
diff --git a/drivers/rtc/rtc-pm8xxx.c b/drivers/rtc/rtc-pm8xxx.c index 07ea1be3abb9..3fa5416ad90d 100644 --- a/drivers/rtc/rtc-pm8xxx.c +++ b/drivers/rtc/rtc-pm8xxx.c @@ -301,6 +301,7 @@ static int pm8xxx_rtc_alarm_irq_enable(struct device *dev, unsigned int enable) struct pm8xxx_rtc *rtc_dd = dev_get_drvdata(dev); const struct pm8xxx_rtc_regs *regs = rtc_dd->regs; unsigned int ctrl_reg; + u8 value[NUM_8_BIT_RTC_REGS] = {0}; spin_lock_irqsave(&rtc_dd->ctrl_reg_lock, irq_flags); @@ -319,6 +320,16 @@ static int pm8xxx_rtc_alarm_irq_enable(struct device *dev, unsigned int enable) goto rtc_rw_fail; } + /* Clear Alarm register */ + if (!enable) { + rc = regmap_bulk_write(rtc_dd->regmap, regs->alarm_rw, value, + sizeof(value)); + if (rc) { + dev_err(dev, "Clear RTC ALARM register failed\n"); + goto rtc_rw_fail; + } + } + rtc_rw_fail: spin_unlock_irqrestore(&rtc_dd->ctrl_reg_lock, irq_flags); return rc;
Clear alarm register when alarm is not enabled otherwise the consumer may still start alarm timer if it find the alarm register is not zero. Signed-off-by: hankecai <hankecai@vivo.com> --- drivers/rtc/rtc-pm8xxx.c | 11 +++++++++++ 1 file changed, 11 insertions(+)