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Date: Tue, 6 Feb 2024 13:54:40 +0800 From: Herbert Xu <herbert@...dor.apana.org.au> To: Akhil R <akhilrajeev@...dia.com> Cc: "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 v4 3/5] crypto: tegra: Add Tegra Security Engine driver On Tue, Feb 06, 2024 at 05:50:33AM +0000, Akhil R wrote: > > Understood the issue. But I feel it will be a bit overburden for the update() > to copy/paste these for every call. Let me explore more on the hardware and > come back with a better approach. Of course it's a burden to copy it in and out on every update, that is why we generally use digest and finup instead of update. As a driver you don't need to worry about this cost. Cheers, -- Email: Herbert Xu <herbert@...dor.apana.org.au> Home Page: http://gondor.apana.org.au/~herbert/ PGP Key: http://gondor.apana.org.au/~herbert/pubkey.txt
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