linux-kernel - Re: [PATCH v2 1/3] staging: zynpu: Add driver support for ARM(China) ZHOUYI AI accelerator

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Message-ID: <20211124122540.GA761@LAPTOP-UKSR4ENP.internal.baidu.com>
Date:   Wed, 24 Nov 2021 20:25:40 +0800
From:   Cai Huoqing <caihuoqing@...du.com>
To:     Greg Kroah-Hartman <gregkh@...uxfoundation.org>
CC:     Rob Herring <robh+dt@...nel.org>, <devicetree@...r.kernel.org>,
        <linux-kernel@...r.kernel.org>, <linux-staging@...ts.linux.dev>
Subject: Re: [PATCH v2 1/3] staging: zynpu: Add driver support for ARM(China)
 ZHOUYI AI accelerator

On 24 11月 21 17:09:57, Cai Huoqing wrote:
> On 24 11月 21 09:52:50, Greg Kroah-Hartman wrote:
> > On Wed, Nov 24, 2021 at 04:46:15PM +0800, Cai Huoqing wrote:
> > > ZHOUYI NPU is an AI accelerator chip which is integrated into ARM SOC,
> > > such as Allwinner R329 SOC.
> > > Add driver support for this AI accelerator here.
> > > 
> > > This driver is not tandard linux style, there are some clean up works,
> > 
> > "standard"?
> will fix it
> > 
> > > fixing code style, refactorring.
> > > And it only works with a closed source usermode driver, so need to
> > > reverse the libraries, and impelement it, then open source
> > > the usermode driver.
> > 
> > Who will be doing the "reversing" of the usermode driver?
> I will provide the library binary, also try to implement usermode code:)
> > 
> > We can't take this now if there's no actual users of this code that
> > anyone can test.  Why not just change the license of the usermode code
> > now to make this simpler?
> Allwinner R329 board includes this ip core, I have one to test this
> driver.
Add the SOC introduce here, many users. this driver can works on it
https://linux-sunxi.org/R329
> The usermode code is close, I just got an library.
> 
> Thanks
> 
> Cai
> 
> > 
> > thanks,
> > 
> > greg k-h