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Date: Tue, 28 Jul 2026 23:37:39 +0200
From: Andi Shyti <andi.shyti@kernel.org>
To: Wenmeng Liu <wenmeng.liu@oss.qualcomm.com>
Cc: Loic Poulain <loic.poulain@oss.qualcomm.com>, 
	Robert Foss <rfoss@kernel.org>, Bjorn Andersson <andersson@kernel.org>, 
	Wolfram Sang <wsa@kernel.org>, Todor Tomov <todor.too@gmail.com>, Vinod Koul <vkoul@kernel.org>, 
	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
Message-ID: <amkhCsPknnM8yDVk@zenone.zhora.eu>
References: <20260625-cci-v1-1-a100cda673ce@oss.qualcomm.com>
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In-Reply-To: <20260625-cci-v1-1-a100cda673ce@oss.qualcomm.com>

Hi Wenmeng,

On Thu, Jun 25, 2026 at 05:42:45PM +0800, 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>

merged to i2c/i2c-fixes.

Thanks,
Andi