> From: Rafael J. Wysocki <rjw@xxxxxxx>
>
> Make the PKUnity-v3 SoC I2C controller driver define its suspend
> callback through a struct dev_pm_ops object rather than by using
> a legacy PM hook in struct platform_driver. The empty resume
> callback is not necessary, so remove it.
>
> Signed-off-by: Rafael J. Wysocki <rjw@xxxxxxx>
Thanks.
Acked-by: Guan Xuetao <gxt@xxxxxxxxxxxxxxx>
> ---
> drivers/i2c/busses/i2c-puv3.c | 15 ++++++---------
> 1 file changed, 6 insertions(+), 9 deletions(-)
>
> Index: linux/drivers/i2c/busses/i2c-puv3.c
> ===================================================================
> --- linux.orig/drivers/i2c/busses/i2c-puv3.c
> +++ linux/drivers/i2c/busses/i2c-puv3.c
> @@ -254,7 +254,7 @@ static int __devexit puv3_i2c_remove(str
> }
>
> #ifdef CONFIG_PM
> -static int puv3_i2c_suspend(struct platform_device *dev, pm_message_t
> state)
> +static int puv3_i2c_suspend(struct device *dev)
> {
> int poll_count;
> /* Disable the IIC */
> @@ -267,23 +267,20 @@ static int puv3_i2c_suspend(struct platf
> return 0;
> }
>
> -static int puv3_i2c_resume(struct platform_device *dev)
> -{
> - return 0 ;
> -}
> +static SIMPLE_DEV_PM_OPS(puv3_i2c_pm, puv3_i2c_suspend, NULL);
> +#define PUV3_I2C_PM (&puv3_i2c_pm)
> +
> #else
> -#define puv3_i2c_suspend NULL
> -#define puv3_i2c_resume NULL
> +#define PUV3_I2C_PM NULL
> #endif
>
> static struct platform_driver puv3_i2c_driver = {
> .probe = puv3_i2c_probe,
> .remove = __devexit_p(puv3_i2c_remove),
> - .suspend = puv3_i2c_suspend,
> - .resume = puv3_i2c_resume,
> .driver = {
> .name = "PKUnity-v3-I2C",
> .owner = THIS_MODULE,
> + .pm = PUV3_I2C_PM,
> }
> };
>
>
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