From: Florian Fainelli <florian.fainelli@broadcom.com>
To: Doug Berger <opendmb@gmail.com>,
Alessandro Zummo <a.zummo@towertech.it>,
Alexandre Belloni <alexandre.belloni@bootlin.com>
Cc: Broadcom internal kernel review list
<bcm-kernel-feedback-list@broadcom.com>,
linux-rtc@vger.kernel.org, linux-arm-kernel@lists.infradead.org,
linux-kernel@vger.kernel.org
Subject: Re: [PATCH] rtc: brcmstb-waketimer: support level alarm_irq
Date: Fri, 15 Sep 2023 11:50:44 -0700 [thread overview]
Message-ID: <44e5def6-fe2e-29de-b027-594ee7ddbaaf@broadcom.com> (raw)
In-Reply-To: <f96930c8-4ee4-398d-3930-cf25deb83d2a@broadcom.com>
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On 8/31/23 16:27, Florian Fainelli wrote:
> On 8/30/23 15:47, Doug Berger wrote:
>> Some devices (e.g. BCM72112) use an alarm_irq interrupt that is
>> connected to a level interrupt controller rather than an edge
>> interrupt controller. In this case, the interrupt cannot be left
>> enabled by the irq handler while preserving the hardware wake-up
>> signal on wake capable devices or an interrupt storm will occur.
>>
>> The alarm_expired flag is introduced to allow the disabling of
>> the interrupt when an alarm expires and to support balancing the
>> calls to disable_irq() and enable_irq() in accordance with the
>> existing design.
>>
>> Fixes: 24304a87158a ("rtc: brcmstb-waketimer: allow use as non-wake
>> alarm")
>> Signed-off-by: Doug Berger <opendmb@gmail.com>
>
> Reviewed-by: Florian Fainelli <florian.fainelli@broadcom.com>
Alexandre, any chance you could apply this patch? Thanks!
--
Florian
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next prev parent reply other threads:[~2023-09-15 18:54 UTC|newest]
Thread overview: 4+ messages / expand[flat|nested] mbox.gz Atom feed top
2023-08-30 22:47 [PATCH] rtc: brcmstb-waketimer: support level alarm_irq Doug Berger
2023-08-31 23:27 ` Florian Fainelli
2023-09-15 18:50 ` Florian Fainelli [this message]
2023-10-01 22:15 ` Alexandre Belloni
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