linux-kernel - [PATCH v3 12/19] mailbox: mtk-cmdq: Use device-managed registration API

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Date:   Thu, 20 Dec 2018 18:19:55 +0100
From:   Thierry Reding <thierry.reding@...il.com>
To:     Jassi Brar <jassisinghbrar@...il.com>
Cc:     linux-kernel@...r.kernel.org,
        Houlong Wei <houlong.wei@...iatek.com>,
        HS Liao <hs.liao@...iatek.com>, CK Hu <ck.hu@...iatek.com>
Subject: [PATCH v3 12/19] mailbox: mtk-cmdq: Use device-managed registration API

From: Thierry Reding <treding@...dia.com>

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

Cc: Houlong Wei <houlong.wei@...iatek.com>
Cc: HS Liao <hs.liao@...iatek.com>
Cc: CK Hu <ck.hu@...iatek.com>
Signed-off-by: Thierry Reding <treding@...dia.com>
---
 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