linux-kernel - [PATCH 19/23] iommu/mediatek: Make use of the helper component_compare/release

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Message-ID: <20220214060819.7334-20-yong.wu@mediatek.com>
Date:   Mon, 14 Feb 2022 14:08:15 +0800
From:   Yong Wu <yong.wu@...iatek.com>
To:     Greg Kroah-Hartman <gregkh@...uxfoundation.org>,
        David Airlie <airlied@...ux.ie>,
        Daniel Vetter <daniel@...ll.ch>,
        <dri-devel@...ts.freedesktop.org>
CC:     James Wang <james.qian.wang@....com>,
        Liviu Dudau <liviu.dudau@....com>,
        <iommu@...ts.linux-foundation.org>,
        Matthias Brugger <matthias.bgg@...il.com>,
        Krzysztof Kozlowski <krzysztof.kozlowski@...onical.com>,
        <linux-kernel@...r.kernel.org>, "Joerg Roedel" <joro@...tes.org>,
        Will Deacon <will@...nel.org>, Arnd Bergmann <arnd@...db.de>,
        Laurent Pinchart <laurent.pinchart@...asonboard.com>,
        <linux-mediatek@...ts.infradead.org>,
        Chun-Kuang Hu <chunkuang.hu@...nel.org>,
        <linux-arm-kernel@...ts.infradead.org>,
        "Stephen Boyd" <sboyd@...nel.org>,
        AngeloGioacchino Del Regno 
        <angelogioacchino.delregno@...labora.com>,
        Hsin-Yi Wang <hsinyi@...omium.org>,
        Robin Murphy <robin.murphy@....com>,
        Tomasz Figa <tfiga@...omium.org>,
        <srv_heupstream@...iatek.com>, Rob Clark <robdclark@...il.com>,
        Srinivas Kandagatla <srinivas.kandagatla@...aro.org>,
        Sebastian Reichel <sre@...nel.org>,
        Yong Wu <yong.wu@...iatek.com>,
        "Yunfei Wang" <yf.wang@...iatek.com>,
        Libo Kang <libo.kang@...iatek.com>,
        Anan Sun <anan.sun@...iatek.com>,
        Mingyuan Ma <mingyuan.ma@...iatek.com>,
        Xueqi Zhang <xueqi.zhang@...iatek.com>
Subject: [PATCH 19/23] iommu/mediatek: Make use of the helper component_compare/release_of

Use the common compare/release helpers from component.

Cc: Joerg Roedel <joro@...tes.org>
Cc: Will Deacon <will@...nel.org>
Cc: Matthias Brugger <matthias.bgg@...il.com>
Cc: Yunfei Wang <yf.wang@...iatek.com>
Cc: Libo Kang <libo.kang@...iatek.com>
Cc: Anan Sun <anan.sun@...iatek.com>
Cc: Mingyuan Ma <mingyuan.ma@...iatek.com>
Cc: Xueqi Zhang <xueqi.zhang@...iatek.com>
Signed-off-by: Yong Wu <yong.wu@...iatek.com>
---
 drivers/iommu/mtk_iommu.c    |  4 ++--
 drivers/iommu/mtk_iommu.h    | 10 ----------
 drivers/iommu/mtk_iommu_v1.c |  4 ++--
 3 files changed, 4 insertions(+), 14 deletions(-)

diff --git a/drivers/iommu/mtk_iommu.c b/drivers/iommu/mtk_iommu.c
index 25b834104790..a2ec9003826c 100644
--- a/drivers/iommu/mtk_iommu.c
+++ b/drivers/iommu/mtk_iommu.c
@@ -852,8 +852,8 @@ static int mtk_iommu_probe(struct platform_device *pdev)
 		}
 		data->larb_imu[id].dev = &plarbdev->dev;
 
-		component_match_add_release(dev, &match, release_of,
-					    compare_of, larbnode);
+		component_match_add_release(dev, &match, component_release_of,
+					    component_compare_of, larbnode);
 	}
 
 	/* Get smi-common dev from the last larb. */
diff --git a/drivers/iommu/mtk_iommu.h b/drivers/iommu/mtk_iommu.h
index f81fa8862ed0..b742432220c5 100644
--- a/drivers/iommu/mtk_iommu.h
+++ b/drivers/iommu/mtk_iommu.h
@@ -84,16 +84,6 @@ struct mtk_iommu_data {
 	struct mtk_smi_larb_iommu	larb_imu[MTK_LARB_NR_MAX];
 };
 
-static inline int compare_of(struct device *dev, void *data)
-{
-	return dev->of_node == data;
-}
-
-static inline void release_of(struct device *dev, void *data)
-{
-	of_node_put(data);
-}
-
 static inline int mtk_iommu_bind(struct device *dev)
 {
 	struct mtk_iommu_data *data = dev_get_drvdata(dev);
diff --git a/drivers/iommu/mtk_iommu_v1.c b/drivers/iommu/mtk_iommu_v1.c
index be22fcf988ce..83bd10617c9f 100644
--- a/drivers/iommu/mtk_iommu_v1.c
+++ b/drivers/iommu/mtk_iommu_v1.c
@@ -599,8 +599,8 @@ static int mtk_iommu_probe(struct platform_device *pdev)
 		}
 		data->larb_imu[i].dev = &plarbdev->dev;
 
-		component_match_add_release(dev, &match, release_of,
-					    compare_of, larbnode);
+		component_match_add_release(dev, &match, component_release_of,
+					    component_compare_of, larbnode);
 	}
 
 	platform_set_drvdata(pdev, data);
-- 
2.18.0