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From: srinivas pandruvada <srinivas.pandruvada@linux.intel.com>
To: "Guangshuo Li" <lgs201920130244@gmail.com>,
	"Jonathan Cameron" <jic23@kernel.org>,
	"David Lechner" <dlechner@baylibre.com>,
	"Nuno Sá" <nuno.sa@analog.com>,
	"Andy Shevchenko" <andy@kernel.org>,
	"Uwe Kleine-König (The Capable Hub)"
	<u.kleine-koenig@baylibre.com>, "Siratul Islam" <email@sirat.me>,
	"Matti Vaittinen" <mazziesaccount@gmail.com>,
	"Danilo Krummrich" <dakr@kernel.org>,
	linux-iio@vger.kernel.org, linux-kernel@vger.kernel.org
Cc: stable@vger.kernel.org
Subject: Re: [PATCH] iio: accel: kxcjk-1013: disable autosuspend on remove
Date: Mon, 14 Sep 2026 08:42:17 -0700	[thread overview]
Message-ID: <520030eddcdca4950a7f5e42f2d91b75e2f1a675.camel@linux.intel.com> (raw)
In-Reply-To: <20260914112053.1686061-1-lgs201920130244@gmail.com>

I generally prefer the first letter after ":" is a capital letter.
That was the case in this driver then some other changes didn't follow
this convention.

If you happen to re-post, fix that.

On Mon, 2026-09-14 at 19:20 +0800, Guangshuo Li wrote:
> kxcjk1013_probe() enables runtime PM autosuspend with
> pm_runtime_use_autosuspend(). The probe error path correctly undoes
> this setting with pm_runtime_dont_use_autosuspend(), but the normal
> remove path only disables runtime PM.
> 
> The runtime PM API requires pm_runtime_use_autosuspend() to be undone
> with pm_runtime_dont_use_autosuspend() at driver exit unless runtime
> PM
> was enabled with devm_pm_runtime_enable(). Leaving the autosuspend
> flag
> set therefore leaves the runtime PM state incompletely cleaned up
> after
> the driver is unbound.
> 
> Add the missing pm_runtime_dont_use_autosuspend() call to the remove
> path.
> 
> This issue was found by manual code inspection.
> 
> Fixes: 124e1b1d0924 ("iio: accel: kxcjk-1013: support runtime pm")
> Cc: stable@vger.kernel.org
> Signed-off-by: Guangshuo Li <lgs201920130244@gmail.com>

 Acked-by: Srinivas Pandruvada <srinivas.pandruvada@linux.intel.com>

> ---
>  drivers/iio/accel/kxcjk-1013.c | 1 +
>  1 file changed, 1 insertion(+)
> 
> diff --git a/drivers/iio/accel/kxcjk-1013.c
> b/drivers/iio/accel/kxcjk-1013.c
> index 166fb786425f..c6b030f64be1 100644
> --- a/drivers/iio/accel/kxcjk-1013.c
> +++ b/drivers/iio/accel/kxcjk-1013.c
> @@ -1547,6 +1547,7 @@ static void kxcjk1013_remove(struct i2c_client
> *client)
>  
>  	iio_device_unregister(indio_dev);
>  
> +	pm_runtime_dont_use_autosuspend(&client->dev);
>  	pm_runtime_disable(&client->dev);
>  	pm_runtime_set_suspended(&client->dev);
>  

  parent reply	other threads:[~2026-09-14 15:42 UTC|newest]

Thread overview: 6+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2026-09-14 11:20 [PATCH] iio: accel: kxcjk-1013: disable autosuspend on remove Guangshuo Li
2026-09-14 12:49 ` Joshua Crofts
2026-09-17  3:05   ` Jonathan Cameron
2026-09-14 15:42 ` srinivas pandruvada [this message]
2026-09-17  5:04 ` Matti Vaittinen
2026-09-21  2:02   ` Jonathan Cameron

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