linux-kernel - Re: [PATCH v5 2/6] iommu/mediatek: Use component_match

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Message-ID: <b412f7dd-8e12-3eb9-6e0d-5db230bd3de1@collabora.com>
Date:   Mon, 19 Sep 2022 16:20:32 +0200
From:   AngeloGioacchino Del Regno 
        <angelogioacchino.delregno@...labora.com>
To:     Yong Wu <yong.wu@...iatek.com>, Joerg Roedel <joro@...tes.org>,
        Matthias Brugger <matthias.bgg@...il.com>,
        Will Deacon <will@...nel.org>
Cc:     Robin Murphy <robin.murphy@....com>, iommu@...ts.linux.dev,
        linux-mediatek@...ts.infradead.org,
        linux-arm-kernel@...ts.infradead.org, linux-kernel@...r.kernel.org,
        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: Re: [PATCH v5 2/6] iommu/mediatek: Use component_match_add

Il 19/09/22 11:24, Yong Wu ha scritto:
> In order to simplify the error patch(avoid call of_node_put), Use
> component_match_add instead component_match_add_release since we are only
> interested in the "device" here. Then we could always call of_node_put in
> normal path.
> 
> Strictly this is not a fixes patch, but it is a prepare for adding the
> error path, thus I add a Fixes tag too.
> 
> Fixes: d2e9a1102cfc ("iommu/mediatek: Contain MM IOMMU flow with the MM TYPE")
> Suggested-by: Robin Murphy <robin.murphy@....com>
> Signed-off-by: Yong Wu <yong.wu@...iatek.com>


Reviewed-by: AngeloGioacchino Del Regno <angelogioacchino.delregno@...labora.com>