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From: Eric Biggers <ebiggers@kernel.org>
To: Keerthy <j-keerthy@ti.com>
Cc: nm@ti.com, devicetree@vger.kernel.org,
	herbert@gondor.apana.org.au, linux-kernel@vger.kernel.org,
	t-kristo@ti.com, robh+dt@kernel.org,
	linux-crypto@vger.kernel.org, davem@davemloft.net,
	linux-arm-kernel@lists.infradead.org
Subject: Re: [RESEND PATCH 05/10] crypto: sha256_generic: Export the Transform function
Date: Thu, 27 Jun 2019 22:09:44 -0700	[thread overview]
Message-ID: <20190628050944.GE673@sol.localdomain> (raw)
In-Reply-To: <20190628042745.28455-6-j-keerthy@ti.com>

On Fri, Jun 28, 2019 at 09:57:40AM +0530, Keerthy wrote:
> The transform function can be used as is by other crypto
> drivers that need to transform the 256 bit key using cpu.
> Hence export it.

What is this supposed to mean?  SHA-256 is an unkeyed hash function.

Also, you need to actually explain why this is needed.  If your hardware
supports SHA-256, why do you need to use the C sha256_transform()?

- Eric

  reply	other threads:[~2019-06-28  5:09 UTC|newest]

Thread overview: 25+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2019-06-28  4:27 [RESEND PATCH 00/10] crypto: k3: Add sa2ul driver Keerthy
2019-06-28  4:27 ` [RESEND PATCH 01/10] dt-bindings: crypto: k3: Add sa2ul bindings documentation Keerthy
2019-07-22 18:29   ` Rob Herring
2019-07-23  4:11     ` Keerthy
2019-07-23 14:29       ` Rob Herring
2019-06-28  4:27 ` [RESEND PATCH 02/10] crypto: sa2ul: Add crypto driver Keerthy
2019-06-28  5:07   ` Eric Biggers
2019-06-28  5:24     ` Keerthy
2019-06-28  4:27 ` [RESEND PATCH 03/10] crypto: sa2ul: Add AES ECB Mode support Keerthy
2019-06-28  4:27 ` [RESEND PATCH 04/10] crypto: sa2ul: Add aead support for hmac(sha1)cbc(aes) algorithm Keerthy
2019-06-28  4:27 ` [RESEND PATCH 05/10] crypto: sha256_generic: Export the Transform function Keerthy
2019-06-28  5:09   ` Eric Biggers [this message]
2019-06-28  5:27     ` Keerthy
2019-06-28  4:27 ` [RESEND PATCH 06/10] crypto: sa2ul: Add hmac(sha256)cbc(aes) AEAD Algo support Keerthy
2019-06-28  5:12   ` Eric Biggers
2019-06-28  4:27 ` [RESEND PATCH 07/10] crypto: sa2ul: Add hmac(sha1) HMAC algorithm support Keerthy
2019-06-28  5:14   ` Eric Biggers
2019-06-28  5:32     ` Keerthy
2019-06-28  4:27 ` [RESEND PATCH 08/10] crypto: sa2ul: Add hmac(sha256) " Keerthy
2019-06-28  4:27 ` [RESEND PATCH 09/10] sa2ul: Add 3DES ECB & CBC Mode support Keerthy
2019-06-28  4:27 ` [RESEND PATCH 10/10] arm64: dts: k3-am6: Add crypto accelarator node Keerthy
2019-06-28  4:53 ` [RESEND PATCH 00/10] crypto: k3: Add sa2ul driver Eric Biggers
2019-06-28  5:14   ` keerthy
2019-06-28  5:25     ` Eric Biggers
2019-06-28  5:31       ` Keerthy

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