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Subject[PATCH] mailbox: armada-37xx-rwtm: Use device-managed registration API
Date
Use devm_mbox_controller_register to get rid of
redundant remove function.

Signed-off-by: Chuhong Yuan <hslester96@gmail.com>
---
drivers/mailbox/armada-37xx-rwtm-mailbox.c | 14 +-------------
1 file changed, 1 insertion(+), 13 deletions(-)

diff --git a/drivers/mailbox/armada-37xx-rwtm-mailbox.c b/drivers/mailbox/armada-37xx-rwtm-mailbox.c
index 97f90e97a83c..19f086716dc5 100644
--- a/drivers/mailbox/armada-37xx-rwtm-mailbox.c
+++ b/drivers/mailbox/armada-37xx-rwtm-mailbox.c
@@ -180,7 +180,7 @@ static int armada_37xx_mbox_probe(struct platform_device *pdev)
mbox->controller.ops = &a37xx_mbox_ops;
mbox->controller.txdone_irq = true;

- ret = mbox_controller_register(&mbox->controller);
+ ret = devm_mbox_controller_register(mbox->dev, &mbox->controller);
if (ret) {
dev_err(&pdev->dev, "Could not register mailbox controller\n");
return ret;
@@ -190,17 +190,6 @@ static int armada_37xx_mbox_probe(struct platform_device *pdev)
return ret;
}

-static int armada_37xx_mbox_remove(struct platform_device *pdev)
-{
- struct a37xx_mbox *mbox = platform_get_drvdata(pdev);
-
- if (!mbox)
- return -EINVAL;
-
- mbox_controller_unregister(&mbox->controller);
-
- return 0;
-}

static const struct of_device_id armada_37xx_mbox_match[] = {
{ .compatible = "marvell,armada-3700-rwtm-mailbox" },
@@ -211,7 +200,6 @@ MODULE_DEVICE_TABLE(of, armada_37xx_mbox_match);

static struct platform_driver armada_37xx_mbox_driver = {
.probe = armada_37xx_mbox_probe,
- .remove = armada_37xx_mbox_remove,
.driver = {
.name = DRIVER_NAME,
.of_match_table = armada_37xx_mbox_match,
--
2.20.1
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