linux-kernel - Re: [PATCH] platform/chrome: cros_ec_rpmsg: Add host command AP sleep state support

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Date:   Wed, 28 Aug 2019 09:54:23 +0200
From:   Enric Balletbo i Serra <enric.balletbo@...labora.com>
To:     Yilun Lin <yllin@...omium.org>, LKML <linux-kernel@...r.kernel.org>
Cc:     pihsun@...omium.org, Guenter Roeck <groeck@...omium.org>,
        Benson Leung <bleung@...omium.org>
Subject: Re: [PATCH] platform/chrome: cros_ec_rpmsg: Add host command AP sleep
 state support

Hi,

On 14/8/19 10:17, Yilun Lin wrote:
> Add EC host command to inform EC of AP suspend/resume status.
> 
> Signed-off-by: Yilun Lin <yllin@...omium.org>

Applied for 5.4. Thanks,

 Enric

> ---
> 
>  drivers/platform/chrome/cros_ec_rpmsg.c | 20 ++++++++++++++++++++
>  1 file changed, 20 insertions(+)
> 
> diff --git a/drivers/platform/chrome/cros_ec_rpmsg.c b/drivers/platform/chrome/cros_ec_rpmsg.c
> index 5d3fb2abad1d..6f34fe629e2c 100644
> --- a/drivers/platform/chrome/cros_ec_rpmsg.c
> +++ b/drivers/platform/chrome/cros_ec_rpmsg.c
> @@ -236,6 +236,25 @@ static void cros_ec_rpmsg_remove(struct rpmsg_device *rpdev)
>  	cancel_work_sync(&ec_rpmsg->host_event_work);
>  }
>  
> +#ifdef CONFIG_PM_SLEEP
> +static int cros_ec_rpmsg_suspend(struct device *dev)
> +{
> +	struct cros_ec_device *ec_dev = dev_get_drvdata(dev);
> +
> +	return cros_ec_suspend(ec_dev);
> +}
> +
> +static int cros_ec_rpmsg_resume(struct device *dev)
> +{
> +	struct cros_ec_device *ec_dev = dev_get_drvdata(dev);
> +
> +	return cros_ec_resume(ec_dev);
> +}
> +#endif
> +
> +static SIMPLE_DEV_PM_OPS(cros_ec_rpmsg_pm_ops, cros_ec_rpmsg_suspend,
> +			 cros_ec_rpmsg_resume);
> +
>  static const struct of_device_id cros_ec_rpmsg_of_match[] = {
>  	{ .compatible = "google,cros-ec-rpmsg", },
>  	{ }
> @@ -246,6 +265,7 @@ static struct rpmsg_driver cros_ec_driver_rpmsg = {
>  	.drv = {
>  		.name   = "cros-ec-rpmsg",
>  		.of_match_table = cros_ec_rpmsg_of_match,
> +		.pm	= &cros_ec_rpmsg_pm_ops,
>  	},
>  	.probe		= cros_ec_rpmsg_probe,
>  	.remove		= cros_ec_rpmsg_remove,
>