linux-kernel - [PATCH v2 1/5] iommu/mediatek: Use dev_err_probe to mute probe

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Message-ID: <20220616054203.11365-2-yong.wu@mediatek.com>
Date:   Thu, 16 Jun 2022 13:41:59 +0800
From:   Yong Wu <yong.wu@...iatek.com>
To:     Joerg Roedel <joro@...tes.org>,
        Matthias Brugger <matthias.bgg@...il.com>,
        Will Deacon <will@...nel.org>
CC:     <iommu@...ts.linux-foundation.org>,
        <linux-mediatek@...ts.infradead.org>,
        <linux-arm-kernel@...ts.infradead.org>,
        <linux-kernel@...r.kernel.org>, "Yong Wu" <yong.wu@...iatek.com>,
        AngeloGioacchino Del Regno 
        <angelogioacchino.delregno@...labora.com>,
        <mingyuan.ma@...iatek.com>, <yf.wang@...iatek.com>,
        <libo.kang@...iatek.com>, <chengci.xu@...iatek.com>,
        <youlin.pei@...iatek.com>, <anan.sun@...iatek.com>,
        <xueqi.zhang@...iatek.com>, Guenter Roeck <groeck@...omium.org>,
        "Dan Carpenter" <dan.carpenter@...cle.com>
Subject: [PATCH v2 1/5] iommu/mediatek: Use dev_err_probe to mute probe_defer err log

Mute the probe defer log:

[    2.654806] mtk-iommu 14018000.iommu: mm dts parse fail(-517).
[    2.656168] mtk-iommu 1c01f000.iommu: mm dts parse fail(-517).

Fixes: d2e9a1102cfc ("iommu/mediatek: Contain MM IOMMU flow with the MM TYPE")
Signed-off-by: Yong Wu <yong.wu@...iatek.com>
Reviewed-by: AngeloGioacchino Del Regno <angelogioacchino.delregno@...labora.com>
Reviewed-by: Guenter Roeck <groeck@...omium.org>
---
 drivers/iommu/mtk_iommu.c | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/drivers/iommu/mtk_iommu.c b/drivers/iommu/mtk_iommu.c
index bb9dd92c9898..3b2489e8a6dd 100644
--- a/drivers/iommu/mtk_iommu.c
+++ b/drivers/iommu/mtk_iommu.c
@@ -1204,7 +1204,7 @@ static int mtk_iommu_probe(struct platform_device *pdev)
 	if (MTK_IOMMU_IS_TYPE(data->plat_data, MTK_IOMMU_TYPE_MM)) {
 		ret = mtk_iommu_mm_dts_parse(dev, &match, data);
 		if (ret) {
-			dev_err(dev, "mm dts parse fail(%d).", ret);
+			dev_err_probe(dev, ret, "mm dts parse fail.");
 			goto out_runtime_disable;
 		}
 	} else if (MTK_IOMMU_IS_TYPE(data->plat_data, MTK_IOMMU_TYPE_INFRA) &&
-- 
2.18.0