linux-kernel - RE: [PATCH v3 1/5] dt-bindings: crypto: Add Tegra Security Engine

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Message-ID:
 <SJ1PR12MB6339FB3D45FE00C7D8F3B997C0682@SJ1PR12MB6339.namprd12.prod.outlook.com>
Date: Thu, 11 Jan 2024 12:03:43 +0000
From: Akhil R <akhilrajeev@...dia.com>
To: Krzysztof Kozlowski <krzysztof.kozlowski@...aro.org>,
	"herbert@...dor.apana.org.au" <herbert@...dor.apana.org.au>,
	"davem@...emloft.net" <davem@...emloft.net>, "robh+dt@...nel.org"
	<robh+dt@...nel.org>, "krzysztof.kozlowski+dt@...aro.org"
	<krzysztof.kozlowski+dt@...aro.org>, "conor+dt@...nel.org"
	<conor+dt@...nel.org>, "thierry.reding@...il.com" <thierry.reding@...il.com>,
	Jonathan Hunter <jonathanh@...dia.com>, "catalin.marinas@....com"
	<catalin.marinas@....com>, "will@...nel.org" <will@...nel.org>, Mikko
 Perttunen <mperttunen@...dia.com>, "linux-crypto@...r.kernel.org"
	<linux-crypto@...r.kernel.org>, "devicetree@...r.kernel.org"
	<devicetree@...r.kernel.org>, "linux-tegra@...r.kernel.org"
	<linux-tegra@...r.kernel.org>, "linux-kernel@...r.kernel.org"
	<linux-kernel@...r.kernel.org>, "krzk@...nel.org" <krzk@...nel.org>
Subject: RE: [PATCH v3 1/5] dt-bindings: crypto: Add Tegra Security Engine

> On 09/01/2024 10:17, Akhil R wrote:
> > Add DT binding document for Tegra Security Engine.
> > The AES and HASH algorithms are handled independently by separate
> > engines within the Security Engine. These engines are registered
> > as two separate crypto engine drivers.
> >
> 
> ...
> 
> > +required:
> > +  - compatible
> > +  - reg
> > +  - clocks
> > +  - iommus
> > +
> > +additionalProperties: false
> > +
> > +examples:
> > +  - |
> > +    #include <dt-bindings/interrupt-controller/arm-gic.h>
> 
> This does not look used.
> 
> > +    #include <dt-bindings/memory/tegra234-mc.h>
> > +    #include <dt-bindings/clock/tegra234-clock.h>
> > +
> > +    crypto@...20000 {
> > +        compatible = "nvidia,tegra234-se-aes";
> > +        reg = <0x15820000 0x10000>;
> > +        clocks = <&bpmp TEGRA234_CLK_SE>;
> > +        iommus = <&smmu TEGRA234_SID_SES_SE1>;
> > +        dma-coherent;
> > +    };
> > +...
> > diff --git a/Documentation/devicetree/bindings/crypto/nvidia,tegra234-se-
> hash.yaml b/Documentation/devicetree/bindings/crypto/nvidia,tegra234-se-
> hash.yaml
> > new file mode 100644
> > index 000000000000..7fb32568756d
> > --- /dev/null
> > +++ b/Documentation/devicetree/bindings/crypto/nvidia,tegra234-se-
> hash.yaml
> > @@ -0,0 +1,53 @@
> > +# SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause)
> > +%YAML 1.2
> > +---
> > +$id: http://devicetree.org/schemas/crypto/nvidia,tegra234-se-hash.yaml#
> > +$schema: http://devicetree.org/meta-schemas/core.yaml#
> > +
> > +title: NVIDIA Tegra Security Engine for HASH algorithms
> > +
> > +description:
> > +  The Tegra Security HASH Engine accelerates the following HASH functions -
> > +  SHA1, SHA224, SHA256, SHA384, SHA512, SHA3-224, SHA3-256, SHA3-384,
> SHA3-512
> > +  HMAC(SHA224), HMAC(SHA256), HMAC(SHA384), HMAC(SHA512)
> > +
> > +maintainers:
> > +  - Akhil R <akhilrajeev@...dia.com>
> > +
> > +properties:
> > +  compatible:
> > +    const: nvidia,tegra234-se-hash
> > +
> > +  reg:
> > +    maxItems: 1
> > +
> > +  clocks:
> > +    maxItems: 1
> > +
> > +  iommus:
> > +    maxItems: 1
> > +
> > +  dma-coherent: true
> > +
> > +required:
> > +  - compatible
> > +  - reg
> > +  - clocks
> > +  - iommus
> > +
> > +additionalProperties: false
> > +
> > +examples:
> > +  - |
> > +    #include <dt-bindings/interrupt-controller/arm-gic.h>
> 
> This does not look used.
> 
> > +    #include <dt-bindings/memory/tegra234-mc.h>
> > +    #include <dt-bindings/clock/tegra234-clock.h>
> > +
> 
> With both above fixed:
> 
> Reviewed-by: Krzysztof Kozlowski <krzysztof.kozlowski@...aro.org>
> 
> 
> ---
> 
> This is an automated instruction, just in case, because many review tags
> are being ignored. If you know the process, you can skip it (please do
> not feel offended by me posting it here - no bad intentions intended).
> If you do not know the process, here is a short explanation:
> 
> Please add Acked-by/Reviewed-by/Tested-by tags when posting new
> versions, under or above your Signed-off-by tag. Tag is "received", when
> provided in a message replied to you on the mailing list. Tools like b4
> can help here. However, there's no need to repost patches *only* to add
> the tags. The upstream maintainer will do that for tags received on the
> version they apply.
> 
> https://elixir.bootlin.com/linux/v6.5-
> rc3/source/Documentation/process/submitting-patches.rst#L577
> 

Thanks. Noted. Will update them.

Best Regards,
Akhil