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SubjectRe: [PATCH] media: cros-ec-cec: disable the device wakeup on remove
On 06/07/2020 10:52:38+0200, Dariusz Marcinkiewicz wrote:
> The device is enabled for wake up while the driver is loaded.
> For symmetry, disable wakeup when it is removed.
>

This is not necessary as it is handled by the core properly. There are
currently 73 calls to device_init_wakeup that are not necessary, this
would add one more.

> Signed-off-by: Dariusz Marcinkiewicz <darekm@google.com>
> ---
> drivers/media/cec/platform/cros-ec/cros-ec-cec.c | 6 ++++--
> 1 file changed, 4 insertions(+), 2 deletions(-)
>
> diff --git a/drivers/media/cec/platform/cros-ec/cros-ec-cec.c b/drivers/media/cec/platform/cros-ec/cros-ec-cec.c
> index 2d95e16cd248..3881ed7bc3d9 100644
> --- a/drivers/media/cec/platform/cros-ec/cros-ec-cec.c
> +++ b/drivers/media/cec/platform/cros-ec/cros-ec-cec.c
> @@ -277,8 +277,6 @@ static int cros_ec_cec_probe(struct platform_device *pdev)
> platform_set_drvdata(pdev, cros_ec_cec);
> cros_ec_cec->cros_ec = cros_ec;
>
> - device_init_wakeup(&pdev->dev, 1);
> -
> cros_ec_cec->adap = cec_allocate_adapter(&cros_ec_cec_ops, cros_ec_cec,
> DRV_NAME,
> CEC_CAP_DEFAULTS |
> @@ -306,6 +304,8 @@ static int cros_ec_cec_probe(struct platform_device *pdev)
> if (ret < 0)
> goto out_probe_notify;
>
> + device_init_wakeup(&pdev->dev, 1);
> +
> return 0;
>
> out_probe_notify:
> @@ -335,6 +335,8 @@ static int cros_ec_cec_remove(struct platform_device *pdev)
> cros_ec_cec->adap);
> cec_unregister_adapter(cros_ec_cec->adap);
>
> + device_init_wakeup(&pdev->dev, 0);
> +
> return 0;
> }
>
> --
> 2.27.0.212.ge8ba1cc988-goog
>

--
Alexandre Belloni, Bootlin
Embedded Linux and Kernel engineering
https://bootlin.com

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