From: Chanwoo Choi <chanwoo@kernel.org>
To: Xu Yang <xu.yang_2@nxp.com>,
krzk@kernel.org, myungjoo.ham@samsung.com, cw00.choi@samsung.com
Cc: linux-kernel@vger.kernel.org, imx@lists.linux.dev
Subject: Re: [PATCH v2] extcon: ptn5150: handle pending IRQ events during system resume
Date: Mon, 24 Nov 2025 00:32:52 +0900 [thread overview]
Message-ID: <c51e57cc-2098-4d0a-86da-46bc77aa258d@kernel.org> (raw)
In-Reply-To: <20251115025905.1395347-1-xu.yang_2@nxp.com>
25. 11. 15. 11:59에 Xu Yang 이(가) 쓴 글:
> When the system is suspended and ptn5150 wakeup interrupt is disabled,
> any changes on ptn5150 will only be record in interrupt status
> registers and won't fire an IRQ since its trigger type is falling
> edge. So the HW interrupt line will keep at low state and any further
> changes won't trigger IRQ anymore. To fix it, this will schedule a
> work to check whether any IRQ are pending and handle it accordingly.
>
> Fixes: 4ed754de2d66 ("extcon: Add support for ptn5150 extcon driver")
> Cc: stable@vger.kernel.org
> Reviewed-by: Krzysztof Kozlowski <krzysztof.kozlowski@linaro.org>
> Acked-by: MyungJoo Ham <myungjoo.ham@samsung.com>
> Signed-off-by: Xu Yang <xu.yang_2@nxp.com>
>
> ---
> Changes in v2:
> - make dev_pm_ops static
> - add Rb/Ab tag
> - add Fixes tag
> ---
> drivers/extcon/extcon-ptn5150.c | 14 ++++++++++++++
> 1 file changed, 14 insertions(+)
Applied it. Thanks.
--
Best Regards,
Samsung Electronics
Chanwoo Choi
prev parent reply other threads:[~2025-11-23 15:32 UTC|newest]
Thread overview: 2+ messages / expand[flat|nested] mbox.gz Atom feed top
2025-11-15 2:59 [PATCH v2] extcon: ptn5150: handle pending IRQ events during system resume Xu Yang
2025-11-23 15:32 ` Chanwoo Choi [this message]
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