write in 30M

hc

2024-02-20 ea08eeccae9297f7aabd2ef7f0c2517ac4549acc

 kernel/drivers/mailbox/platform_mhu.c
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@@ -1,3 +1,4 @@
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+// SPDX-License-Identifier: GPL-2.0-only
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 /*
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  * Copyright (C) 2016 BayLibre SAS.
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  * Author: Neil Armstrong <narmstrong@baylibre.com>
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@@ -5,15 +6,6 @@
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  * Copyright (C) 2013-2015 Fujitsu Semiconductor Ltd.
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  * Copyright (C) 2015 Linaro Ltd.
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  * Author: Jassi Brar <jaswinder.singh@linaro.org>
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- *
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- * This program is free software: you can redistribute it and/or modify
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- * it under the terms of the GNU General Public License as published by
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- * the Free Software Foundation, version 2 of the License.
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- *
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- * This program is distributed in the hope that it will be useful,
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- * but WITHOUT ANY WARRANTY; without even the implied warranty of
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- * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
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- * GNU General Public License for more details.
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  */
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 #include <linux/interrupt.h>
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@@ -163,22 +155,13 @@
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 	platform_set_drvdata(pdev, mhu);
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-	err = mbox_controller_register(&mhu->mbox);
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+	err = devm_mbox_controller_register(dev, &mhu->mbox);
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 	if (err) {
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 		dev_err(dev, "Failed to register mailboxes %d\n", err);
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 		return err;
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 	}
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 	dev_info(dev, "Platform MHU Mailbox registered\n");
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-	return 0;
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-}
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-
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-static int platform_mhu_remove(struct platform_device *pdev)
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-{
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-	struct platform_mhu *mhu = platform_get_drvdata(pdev);
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-
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-	mbox_controller_unregister(&mhu->mbox);
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-
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 	return 0;
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 }
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@@ -190,7 +173,6 @@
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 static struct platform_driver platform_mhu_driver = {
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 	.probe	= platform_mhu_probe,
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-	.remove	= platform_mhu_remove,
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 	.driver = {
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 		.name = "platform-mhu",
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 		.of_match_table	= platform_mhu_dt_ids,