linux-kernel - Re: [PATCH v9 3/3] crypto: Add Inside Secure SafeXcel EIP-93 crypto engine support

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Message-ID: <Z3nD_EQf1CyNmOtV@gondor.apana.org.au>
Date: Sun, 5 Jan 2025 07:27:56 +0800
From: Herbert Xu <herbert@...dor.apana.org.au>
To: Christian Marangi <ansuelsmth@...il.com>
Cc: "David S. Miller" <davem@...emloft.net>, Rob Herring <robh@...nel.org>,
	Krzysztof Kozlowski <krzk+dt@...nel.org>,
	Conor Dooley <conor+dt@...nel.org>,
	Antoine Tenart <atenart@...nel.org>,
	Peter Zijlstra <peterz@...radead.org>,
	Ingo Molnar <mingo@...hat.com>, Will Deacon <will@...nel.org>,
	Waiman Long <longman@...hat.com>, Boqun Feng <boqun.feng@...il.com>,
	Nathan Chancellor <nathan@...nel.org>,
	Nick Desaulniers <ndesaulniers@...gle.com>,
	Bill Wendling <morbo@...gle.com>,
	Justin Stitt <justinstitt@...gle.com>, linux-crypto@...r.kernel.org,
	devicetree@...r.kernel.org, linux-kernel@...r.kernel.org,
	llvm@...ts.linux.dev, upstream@...oha.com,
	Richard van Schagen <vschagen@...oud.com>
Subject: Re: [PATCH v9 3/3] crypto: Add Inside Secure SafeXcel EIP-93 crypto
 engine support

On Sat, Jan 04, 2025 at 05:26:28PM +0100, Christian Marangi wrote:
>
> I'm a bit confused by this... I can't find any reference of
> CRYPTO_ALG_SYNC, is this something new? Any hint on where to look for
> it? Can't find it in include/linux/crypto.h
> 
> Following the codeflow of crypto_alloc_ahash is a bit problematic.

Sorry, I meant CRYPTO_ALG_ASYNC:

	ahash_tfm = crypto_alloc_ahash(alg_name, 0, CRYPTO_ALG_ASYNC);

This should give you a synchronous tfm.

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