linux-kernel - Re: DMA Engine: Transfer From Userspace

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Message-ID: <20200621223215.xsbjqlhg6m2gz5im@cwe-513-vol689.cern.ch>
Date:   Mon, 22 Jun 2020 00:32:15 +0200
From:   Federico Vaga <federico.vaga@...n.ch>
To:     Richard Weinberger <richard.weinberger@...il.com>
CC:     Vinod Koul <vkoul@...nel.org>, Dave Jiang <dave.jiang@...el.com>,
        "Dan Williams" <dan.j.williams@...el.com>,
        <dmaengine@...r.kernel.org>, LKML <linux-kernel@...r.kernel.org>
Subject: Re: DMA Engine: Transfer From Userspace

On Sun, Jun 21, 2020 at 10:45:04PM +0200, Richard Weinberger wrote:
>On Sun, Jun 21, 2020 at 10:37 PM Federico Vaga <federico.vaga@...n.ch> wrote:
>> >Federico, what use case do you have in mind?
>>
>> Userspace drivers
>
>Is using vfio an option?

I do not know the subsystem. Could be, thanks for the suggestion I will have
a look.

>-- 
>Thanks,
>//richard