linux-kernel - Re: [PATCH 2/2] iommu: add Unisoc iommu basic driver

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Date:   Tue, 2 Feb 2021 14:34:34 +0000
From:   Robin Murphy <robin.murphy@....com>
To:     Joerg Roedel <joro@...tes.org>,
        Chunyan Zhang <zhang.lyra@...il.com>
Cc:     devicetree@...r.kernel.org, linux-kernel@...r.kernel.org,
        Chunyan Zhang <chunyan.zhang@...soc.com>,
        Sheng Xu <sheng.xu@...soc.com>,
        iommu@...ts.linux-foundation.org, Rob Herring <robh+dt@...nel.org>,
        Baolin Wang <baolin.wang7@...il.com>,
        Orson Zhai <orsonzhai@...il.com>
Subject: Re: [PATCH 2/2] iommu: add Unisoc iommu basic driver

On 2021-02-02 14:01, Joerg Roedel wrote:
> On Tue, Feb 02, 2021 at 06:42:57PM +0800, Chunyan Zhang wrote:
>> From: Chunyan Zhang <chunyan.zhang@...soc.com>
>>
>> This iommu module can be used by Unisoc's multimedia devices, such as
>> display, Image codec(jpeg) and a few signal processors, including
>> VSP(video), GSP(graphic), ISP(image), and CPP(camera pixel processor), etc.
>>
>> Signed-off-by: Chunyan Zhang <chunyan.zhang@...soc.com>
>> ---
>>   drivers/iommu/Kconfig      |  12 +
>>   drivers/iommu/Makefile     |   1 +
>>   drivers/iommu/sprd-iommu.c | 598 +++++++++++++++++++++++++++++++++++++
> 
> This looks like it actually belongs under drivers/iommu/arm/, no?

Nope, I believe if Arm Ltd. had any involvement in this I'd know about it :)

Robin.