mailbox: mtk-cmdq: Use device-managed registration API

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

Signed-off-by: Thierry Reding <treding@nvidia.com>
Signed-off-by: Jassi Brar <jaswinder.singh@linaro.org>

diff --git a/drivers/mailbox/mtk-cmdq-mailbox.c b/drivers/mailbox/mtk-cmdq-mailbox.c
index f7cc29c..d9c3ec3 100644 (file)
--- 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;