Re: [PATCH v2 07/19] mailbox: hi6220: Use device-managed registration API

From: leo . yan
Date: Tue Dec 18 2018 - 04:17:37 EST


On Mon, Dec 17, 2018 at 04:02:05PM +0100, Thierry Reding wrote:
> From: Thierry Reding <treding@xxxxxxxxxx>
>
> Get rid of some boilerplate driver removal code by using the newly added
> device-managed registration API.

Reviewed-by: Leo Yan <leo.yan@xxxxxxxxxx>

> Cc: Leo Yan <leo.yan@xxxxxxxxxx>
> Signed-off-by: Thierry Reding <treding@xxxxxxxxxx>
> ---
> drivers/mailbox/hi6220-mailbox.c | 11 +----------
> 1 file changed, 1 insertion(+), 10 deletions(-)
>
> diff --git a/drivers/mailbox/hi6220-mailbox.c b/drivers/mailbox/hi6220-mailbox.c
> index 4fa9803cd204..c32cbfaf223a 100644
> --- a/drivers/mailbox/hi6220-mailbox.c
> +++ b/drivers/mailbox/hi6220-mailbox.c
> @@ -349,7 +349,7 @@ static int hi6220_mbox_probe(struct platform_device *pdev)
> mbox->controller.txpoll_period = 5;
> }
>
> - err = mbox_controller_register(&mbox->controller);
> + err = devm_mbox_controller_register(dev, &mbox->controller);
> if (err) {
> dev_err(dev, "Failed to register mailbox %d\n", err);
> return err;
> @@ -360,14 +360,6 @@ static int hi6220_mbox_probe(struct platform_device *pdev)
> return 0;
> }
>
> -static int hi6220_mbox_remove(struct platform_device *pdev)
> -{
> - struct hi6220_mbox *mbox = platform_get_drvdata(pdev);
> -
> - mbox_controller_unregister(&mbox->controller);
> - return 0;
> -}
> -
> static struct platform_driver hi6220_mbox_driver = {
> .driver = {
> .name = "hi6220-mbox",
> @@ -375,7 +367,6 @@ static struct platform_driver hi6220_mbox_driver = {
> .of_match_table = hi6220_mbox_of_match,
> },
> .probe = hi6220_mbox_probe,
> - .remove = hi6220_mbox_remove,
> };
>
> static int __init hi6220_mbox_init(void)
> --
> 2.19.1
>