linux-kernel - [PATCH v2 5/5] iommu/mediatek: Remove a unused "mapping" which is only for v1

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Date:   Thu, 16 Jun 2022 13:42:03 +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 5/5] iommu/mediatek: Remove a unused "mapping" which is only for v1

Just remove a unused variable that only is for mtk_iommu_v1.

Fixes: 9485a04a5bb9 ("iommu/mediatek: Separate mtk_iommu_data for v1 and v2")
Signed-off-by: Yong Wu <yong.wu@...iatek.com>
---
 drivers/iommu/mtk_iommu.c | 3 ---
 1 file changed, 3 deletions(-)

diff --git a/drivers/iommu/mtk_iommu.c b/drivers/iommu/mtk_iommu.c
index 5e86fd48928a..e65e705d9fc1 100644
--- a/drivers/iommu/mtk_iommu.c
+++ b/drivers/iommu/mtk_iommu.c
@@ -221,10 +221,7 @@ struct mtk_iommu_data {
 	struct device			*smicomm_dev;
 
 	struct mtk_iommu_bank_data	*bank;
-
-	struct dma_iommu_mapping	*mapping; /* For mtk_iommu_v1.c */
 	struct regmap			*pericfg;
-
 	struct mutex			mutex; /* Protect m4u_group/m4u_dom above */
 
 	/*
-- 
2.18.0