linux-kernel - Re: [PATCH 3/5] power: sbs-battery: Use dev_pm

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Message-ID: <513E1CF6.5070408@nvidia.com>
Date:	Mon, 11 Mar 2013 14:05:42 -0400
From:	Rhyland Klein <rklein@...dia.com>
To:	Lars-Peter Clausen <lars@...afoo.de>
CC:	Anton Vorontsov <cbou@...l.ru>,
	David Woodhouse <dwmw2@...radead.org>,
	"linux-kernel@...r.kernel.org" <linux-kernel@...r.kernel.org>
Subject: Re: [PATCH 3/5] power: sbs-battery: Use dev_pm_ops

On 3/10/2013 9:34 AM, Lars-Peter Clausen wrote:
> Use dev_pm_ops instead of the deprecated legacy suspend/resume callbacks.
>
> Cc: Rhyland Klein <rklein@...dia.com>
> Signed-off-by: Lars-Peter Clausen <lars@...afoo.de>
> ---
>   drivers/power/sbs-battery.c | 18 ++++++++++--------
>   1 file changed, 10 insertions(+), 8 deletions(-)
>
> diff --git a/drivers/power/sbs-battery.c b/drivers/power/sbs-battery.c
> index 3960f0b..6a2e335 100644
> --- a/drivers/power/sbs-battery.c
> +++ b/drivers/power/sbs-battery.c
> @@ -820,10 +820,11 @@ static int sbs_remove(struct i2c_client *client)
>   	return 0;
>   }
>   
> -#if defined CONFIG_PM
> -static int sbs_suspend(struct i2c_client *client,
> -	pm_message_t state)
> +#if defined CONFIG_PM_SLEEP
> +
> +static int sbs_suspend(struct device *dev)
>   {
> +	struct i2c_client *client = to_i2c_client(dev);
>   	struct sbs_info *chip = i2c_get_clientdata(client);
>   	s32 ret;
>   
> @@ -838,11 +839,13 @@ static int sbs_suspend(struct i2c_client *client,
>   
>   	return 0;
>   }
> +
> +static SIMPLE_DEV_PM_OPS(sbs_pm_ops, sbs_suspend, NULL);
> +#define SBS_PM_OPS (&sbs_pm_ops)
> +
>   #else
> -#define sbs_suspend		NULL
> +#define SBS_PM_OPS NULL
>   #endif
> -/* any smbus transaction will wake up sbs */
> -#define sbs_resume		NULL
>   
>   static const struct i2c_device_id sbs_id[] = {
>   	{ "bq20z75", 0 },
> @@ -854,12 +857,11 @@ MODULE_DEVICE_TABLE(i2c, sbs_id);
>   static struct i2c_driver sbs_battery_driver = {
>   	.probe		= sbs_probe,
>   	.remove		= sbs_remove,
> -	.suspend	= sbs_suspend,
> -	.resume		= sbs_resume,
>   	.id_table	= sbs_id,
>   	.driver = {
>   		.name	= "sbs-battery",
>   		.of_match_table = sbs_dt_ids,
> +		.pm	= SBS_PM_OPS,
>   	},
>   };
>   module_i2c_driver(sbs_battery_driver);
Looks got to me!
Acked-By Rhyland Klein <rklein@...dia.com>

-- 
nvpublic

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