From: Neal Liu <neal.liu@mediatek.com>
To: Lars Persson <lists@bofh.nu>
Cc: "Mark Rutland" <mark.rutland@arm.com>,
DTML <devicetree@vger.kernel.org>,
"Herbert Xu" <herbert@gondor.apana.org.au>,
wsd_upstream <wsd_upstream@mediatek.com>,
"Sean Wang" <sean.wang@kernel.org>,
"Linux Kernel Mailing List" <linux-kernel@vger.kernel.org>,
"Rob Herring" <robh+dt@kernel.org>,
"Crystal Guo (郭晶)" <Crystal.Guo@mediatek.com>,
"linux-crypto@vger.kernel.org" <linux-crypto@vger.kernel.org>,
"Matt Mackall" <mpm@selenic.com>,
"Matthias Brugger" <matthias.bgg@gmail.com>,
"linux-mediatek@lists.infradead.org"
<linux-mediatek@lists.infradead.org>,
"linux-arm-kernel@lists.infradead.org"
<linux-arm-kernel@lists.infradead.org>
Subject: Re: [PATCH v5 3/3] hwrng: add mtk-sec-rng driver
Date: Fri, 29 Nov 2019 19:30:46 +0800 [thread overview]
Message-ID: <1575027046.24848.4.camel@mtkswgap22> (raw)
In-Reply-To: <CADnJP=uhD=J2NrpSwiX8oCTd-u_q05=HhsAV-ErCsXNDwVS0rA@mail.gmail.com>
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.
>
> _______________________________________________
> Linux-mediatek mailing list
> Linux-mediatek@lists.infradead.org
> http://lists.infradead.org/mailman/listinfo/linux-mediatek
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next prev parent reply other threads:[~2019-11-29 11:41 UTC|newest]
Thread overview: 18+ messages / expand[flat|nested] mbox.gz Atom feed top
2019-11-27 14:22 [PATCH v5 0/3] MediaTek Security random number generator support Neal Liu
2019-11-27 14:22 ` [PATCH v5 1/3] soc: mediatek: add SMC fid table for SIP interface Neal Liu
2019-11-27 14:22 ` [PATCH v5 2/3] dt-bindings: rng: add bindings for MediaTek ARMv8 SoCs Neal Liu
2019-11-27 14:22 ` [PATCH v5 3/3] hwrng: add mtk-sec-rng driver Neal Liu
2019-11-27 15:03 ` Ard Biesheuvel
2019-11-28 15:02 ` Neal Liu
2019-11-29 10:02 ` Lars Persson
2019-11-29 11:30 ` Neal Liu [this message]
2019-12-02 16:12 ` Ard Biesheuvel
2019-12-02 19:11 ` Marc Zyngier
2019-12-03 4:16 ` Florian Fainelli
2019-12-03 11:17 ` Marc Zyngier
2019-12-12 5:13 ` Neal Liu
2019-12-12 11:45 ` Marc Zyngier
2019-12-12 14:03 ` Ard Biesheuvel
2019-12-12 14:30 ` Marc Zyngier
2019-12-03 10:17 ` Will Deacon
2019-12-12 14:43 ` Sudeep Holla
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