[PATCH v3 03/19] mailbox: bcm2835: Use device-managed registration API

From: Thierry Reding
Date: Thu Dec 20 2018 - 12:20:18 EST


From: Thierry Reding <treding@xxxxxxxxxx>

Get rid of some boilerplate driver removal code by using the newly added
device-managed registration API.

Cc: Eric Anholt <eric@xxxxxxxxxx>
Cc: Stefan Wahren <stefan.wahren@xxxxxxxx>
Reviewed-by: Eric Anholt <eric@xxxxxxxxxx>
Signed-off-by: Thierry Reding <treding@xxxxxxxxxx>
---
drivers/mailbox/bcm2835-mailbox.c | 10 +---------
1 file changed, 1 insertion(+), 9 deletions(-)

diff --git a/drivers/mailbox/bcm2835-mailbox.c b/drivers/mailbox/bcm2835-mailbox.c
index bb3ee728169d..39761d190545 100644
--- a/drivers/mailbox/bcm2835-mailbox.c
+++ b/drivers/mailbox/bcm2835-mailbox.c
@@ -172,7 +172,7 @@ static int bcm2835_mbox_probe(struct platform_device *pdev)
if (!mbox->controller.chans)
return -ENOMEM;

- ret = mbox_controller_register(&mbox->controller);
+ ret = devm_mbox_controller_register(dev, &mbox->controller);
if (ret)
return ret;

@@ -182,13 +182,6 @@ static int bcm2835_mbox_probe(struct platform_device *pdev)
return ret;
}

-static int bcm2835_mbox_remove(struct platform_device *pdev)
-{
- struct bcm2835_mbox *mbox = platform_get_drvdata(pdev);
- mbox_controller_unregister(&mbox->controller);
- return 0;
-}
-
static const struct of_device_id bcm2835_mbox_of_match[] = {
{ .compatible = "brcm,bcm2835-mbox", },
{},
@@ -201,7 +194,6 @@ static struct platform_driver bcm2835_mbox_driver = {
.of_match_table = bcm2835_mbox_of_match,
},
.probe = bcm2835_mbox_probe,
- .remove = bcm2835_mbox_remove,
};
module_platform_driver(bcm2835_mbox_driver);

--
2.19.1