Re: [PATCH 3/5] acer-wmi: Use struct dev_pm_ops for powermanagement

From: joeyli
Date: Mon Jun 18 2012 - 02:57:04 EST


æ æï2012-06-17 æ 22:28 +0200ïRafael J. Wysocki æåï
> From: Rafael J. Wysocki <rjw@xxxxxxx>
>
> Make the acer-wmi driver define its PM callbacks through
> a struct dev_pm_ops object rather than by using legacy PM hooks
> in struct platform_driver.
>
> Signed-off-by: Rafael J. Wysocki <rjw@xxxxxxx>

Patch good to me!

Tested on Acer TravelMate 4750

Tested-by: Lee, Chun-Yi <jlee@xxxxxxxx>


Thanks a lot!
Joey Lee

> ---
> drivers/platform/x86/acer-wmi.c | 10 +++++-----
> 1 file changed, 5 insertions(+), 5 deletions(-)
>
> Index: linux/drivers/platform/x86/acer-wmi.c
> ===================================================================
> --- linux.orig/drivers/platform/x86/acer-wmi.c
> +++ linux/drivers/platform/x86/acer-wmi.c
> @@ -1877,8 +1877,7 @@ static int acer_platform_remove(struct p
> return 0;
> }
>
> -static int acer_platform_suspend(struct platform_device *dev,
> -pm_message_t state)
> +static int acer_suspend(struct device *dev)
> {
> u32 value;
> struct acer_data *data = &interface->data;
> @@ -1900,7 +1899,7 @@ pm_message_t state)
> return 0;
> }
>
> -static int acer_platform_resume(struct platform_device *device)
> +static int acer_resume(struct device *dev)
> {
> struct acer_data *data = &interface->data;
>
> @@ -1916,6 +1915,8 @@ static int acer_platform_resume(struct p
> return 0;
> }
>
> +static SIMPLE_DEV_PM_OPS(acer_pm, acer_suspend, acer_resume);
> +
> static void acer_platform_shutdown(struct platform_device *device)
> {
> struct acer_data *data = &interface->data;
> @@ -1931,11 +1932,10 @@ static struct platform_driver acer_platf
> .driver = {
> .name = "acer-wmi",
> .owner = THIS_MODULE,
> + .pm = &acer_pm,
> },
> .probe = acer_platform_probe,
> .remove = acer_platform_remove,
> - .suspend = acer_platform_suspend,
> - .resume = acer_platform_resume,
> .shutdown = acer_platform_shutdown,
> };
>
>
>


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