linux-kernel - [PATCH 1/3] memory: mtk-smi: Use platform_register

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Date:   Thu, 21 Jan 2021 14:24:27 +0800
From:   Yong Wu <yong.wu@...iatek.com>
To:     Krzysztof Kozlowski <krzk@...nel.org>,
        Matthias Brugger <matthias.bgg@...il.com>
CC:     Joerg Roedel <joro@...tes.org>,
        Robin Murphy <robin.murphy@....com>,
        Will Deacon <will@...nel.org>, Tomasz Figa <tfiga@...gle.com>,
        <linux-mediatek@...ts.infradead.org>,
        <srv_heupstream@...iatek.com>, <linux-kernel@...r.kernel.org>,
        <linux-arm-kernel@...ts.infradead.org>,
        <iommu@...ts.linux-foundation.org>, <yong.wu@...iatek.com>,
        <youlin.pei@...iatek.com>, Nicolas Boichat <drinkcat@...omium.org>,
        <anan.sun@...iatek.com>, <yi.kuo@...iatek.com>
Subject: [PATCH 1/3] memory: mtk-smi: Use platform_register_drivers

In this file, we have 2 drivers, smi-common and smi-larb.
Use platform_register_drivers.

Signed-off-by: Yong Wu <yong.wu@...iatek.com>
---
 drivers/memory/mtk-smi.c | 25 ++++++-------------------
 1 file changed, 6 insertions(+), 19 deletions(-)

diff --git a/drivers/memory/mtk-smi.c b/drivers/memory/mtk-smi.c
index ac350f8d1e20..e2aebd2bfa8e 100644
--- a/drivers/memory/mtk-smi.c
+++ b/drivers/memory/mtk-smi.c
@@ -587,26 +587,13 @@ static struct platform_driver mtk_smi_common_driver = {
 	}
 };
 
+static struct platform_driver * const smidrivers[] = {
+	&mtk_smi_common_driver,
+	&mtk_smi_larb_driver,
+};
+
 static int __init mtk_smi_init(void)
 {
-	int ret;
-
-	ret = platform_driver_register(&mtk_smi_common_driver);
-	if (ret != 0) {
-		pr_err("Failed to register SMI driver\n");
-		return ret;
-	}
-
-	ret = platform_driver_register(&mtk_smi_larb_driver);
-	if (ret != 0) {
-		pr_err("Failed to register SMI-LARB driver\n");
-		goto err_unreg_smi;
-	}
-	return ret;
-
-err_unreg_smi:
-	platform_driver_unregister(&mtk_smi_common_driver);
-	return ret;
+	return platform_register_drivers(smidrivers, ARRAY_SIZE(smidrivers));
 }
-
 module_init(mtk_smi_init);
-- 
2.18.0