[PATCH 12/19] mailbox: mtk-cmdq: Use device-managed registration API

From: Thierry Reding
Date: Wed Nov 21 2018 - 09:54:55 EST


From: Thierry Reding <treding@xxxxxxxxxx>

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

Signed-off-by: Thierry Reding <treding@xxxxxxxxxx>
---
drivers/mailbox/mtk-cmdq-mailbox.c | 3 +--
1 file changed, 1 insertion(+), 2 deletions(-)

diff --git a/drivers/mailbox/mtk-cmdq-mailbox.c b/drivers/mailbox/mtk-cmdq-mailbox.c
index f7cc29c00302..d9c3ec3667a8 100644
--- a/drivers/mailbox/mtk-cmdq-mailbox.c
+++ b/drivers/mailbox/mtk-cmdq-mailbox.c
@@ -337,7 +337,6 @@ static int cmdq_remove(struct platform_device *pdev)
{
struct cmdq *cmdq = platform_get_drvdata(pdev);

- mbox_controller_unregister(&cmdq->mbox);
clk_unprepare(cmdq->clock);

if (cmdq->mbox.chans)
@@ -524,7 +523,7 @@ static int cmdq_probe(struct platform_device *pdev)
cmdq->mbox.chans[i].con_priv = (void *)&cmdq->thread[i];
}

- err = mbox_controller_register(&cmdq->mbox);
+ err = devm_mbox_controller_register(dev, &cmdq->mbox);
if (err < 0) {
dev_err(dev, "failed to register mailbox: %d\n", err);
return err;
--
2.19.1