From: Konrad Dybcio <konrad.dybcio@oss.qualcomm.com>
To: Wenmeng Liu <wenmeng.liu@oss.qualcomm.com>,
Loic Poulain <loic.poulain@oss.qualcomm.com>,
Robert Foss <rfoss@kernel.org>,
Andi Shyti <andi.shyti@kernel.org>,
Bjorn Andersson <andersson@kernel.org>,
Wolfram Sang <wsa@kernel.org>, Todor Tomov <todor.too@gmail.com>,
Vinod Koul <vkoul@kernel.org>
Cc: linux-i2c@vger.kernel.org, linux-arm-msm@vger.kernel.org,
linux-kernel@vger.kernel.org, stable@vger.kernel.org
Subject: Re: [PATCH] i2c: qcom-cci: drop custom suspend/resume and rely on runtime PM helpers
Date: Thu, 25 Jun 2026 12:22:21 +0200 [thread overview]
Message-ID: <df35362a-aa97-4cea-a18f-2bb8b2a320d9@oss.qualcomm.com> (raw)
In-Reply-To: <20260625-cci-v1-1-a100cda673ce@oss.qualcomm.com>
On 6/25/26 11:42 AM, Wenmeng Liu wrote:
> cci_resume() unconditionally calls cci_resume_runtime() regardless of
> the runtime PM state.
>
> If the device is already runtime-suspended before system suspend,
> the clock is re-enabled while runtime_status remains RPM_SUSPENDED.
> As a result, pm_request_autosuspend() does not arm the timer,
> leaving the clock permanently enabled.
>
> Fixes: e517526195de ("i2c: Add Qualcomm CCI I2C driver")
> Cc: stable@vger.kernel.org
> Signed-off-by: Wenmeng Liu <wenmeng.liu@oss.qualcomm.com>
> ---
Reviewed-by: Konrad Dybcio <konrad.dybcio@oss.qualcomm.com>
Konrad
next prev parent reply other threads:[~2026-06-25 10:22 UTC|newest]
Thread overview: 4+ messages / expand[flat|nested] mbox.gz Atom feed top
2026-06-25 9:42 Wenmeng Liu
2026-06-25 9:51 ` Loic Poulain
2026-06-25 10:22 ` Konrad Dybcio [this message]
2026-06-25 11:07 ` Vladimir Zapolskiy
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