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List:       linux-crypto-vger
Subject:    Re: [PATCH v5 3/3] hwrng: add mtk-sec-rng driver
From:       Neal Liu <neal.liu () mediatek ! com>
Date:       2019-11-29 11:30:46
Message-ID: 1575027046.24848.4.camel () mtkswgap22
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On Fri, 2019-11-29 at 18:02 +0800, Lars Persson wrote:
> Hi Neal,
> 
> On Wed, Nov 27, 2019 at 3:23 PM Neal Liu <neal.liu@mediatek.com> wrote:
> >
> > For MediaTek SoCs on ARMv8 with TrustZone enabled, peripherals like
> > entropy sources is not accessible from normal world (linux) and
> > rather accessible from secure world (ATF/TEE) only. This driver aims
> > to provide a generic interface to ATF rng service.
> >
> 
> I am working on several SoCs that also will need this kind of driver
> to get entropy from Arm trusted firmware.
> If you intend to make this a generic interface, please clean up the
> references to MediaTek and give it a more generic name. For example
> "Arm Trusted Firmware random number driver".
> 
> It will also be helpful if the SMC call number is configurable.
> 
> - Lars

Yes, I'm trying to make this to a generic interface. I'll try to make
HW/platform related dependency to be configurable and let it more
generic.
Thanks for your suggestion.

> 
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> Linux-mediatek@lists.infradead.org
> http://lists.infradead.org/mailman/listinfo/linux-mediatek


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