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From: Bjorn Andersson <bjorn.andersson@linaro.org>
To: Thara Gopinath <thara.gopinath@linaro.org>
Cc: herbert@gondor.apana.org.au, davem@davemloft.net,
	ebiggers@google.com, ardb@kernel.org, sivaprak@codeaurora.org,
	linux-crypto@vger.kernel.org, linux-kernel@vger.kernel.org,
	linux-arm-msm@vger.kernel.org
Subject: Re: [Patch v2 3/7] crypto: qce: Add mode for rfc4309
Date: Sun, 18 Apr 2021 22:03:05 -0500
Message-ID: <20210419030305.GJ1538589@yoga> (raw)
In-Reply-To: <20210417132503.1401128-4-thara.gopinath@linaro.org>

On Sat 17 Apr 08:24 CDT 2021, Thara Gopinath wrote:

> rf4309 is the specification that uses aes ccm algorithms with IPsec
> security packets. Add a submode to identify rfc4309 ccm(aes) algorithm
> in the crypto driver.
> 

Reviewed-by: Bjorn Andersson <bjorn.andersson@linaro.org>

> Signed-off-by: Thara Gopinath <thara.gopinath@linaro.org>
> ---
> 
> v1->v2:
> 	- Moved up the QCE_ENCRYPT AND QCE_DECRYPT bit positions so that
> 	  addition of other algorithms in future will not affect these
> 	  macros.
> 
>  drivers/crypto/qce/common.h | 7 +++++--
>  1 file changed, 5 insertions(+), 2 deletions(-)
> 
> diff --git a/drivers/crypto/qce/common.h b/drivers/crypto/qce/common.h
> index 3bc244bcca2d..b135440bf72b 100644
> --- a/drivers/crypto/qce/common.h
> +++ b/drivers/crypto/qce/common.h
> @@ -51,9 +51,11 @@
>  #define QCE_MODE_CCM			BIT(12)
>  #define QCE_MODE_MASK			GENMASK(12, 8)
>  
> +#define QCE_MODE_CCM_RFC4309		BIT(13)
> +
>  /* cipher encryption/decryption operations */
> -#define QCE_ENCRYPT			BIT(13)
> -#define QCE_DECRYPT			BIT(14)
> +#define QCE_ENCRYPT			BIT(30)
> +#define QCE_DECRYPT			BIT(31)
>  
>  #define IS_DES(flags)			(flags & QCE_ALG_DES)
>  #define IS_3DES(flags)			(flags & QCE_ALG_3DES)
> @@ -73,6 +75,7 @@
>  #define IS_CTR(mode)			(mode & QCE_MODE_CTR)
>  #define IS_XTS(mode)			(mode & QCE_MODE_XTS)
>  #define IS_CCM(mode)			(mode & QCE_MODE_CCM)
> +#define IS_CCM_RFC4309(mode)		((mode) & QCE_MODE_CCM_RFC4309)
>  
>  #define IS_ENCRYPT(dir)			(dir & QCE_ENCRYPT)
>  #define IS_DECRYPT(dir)			(dir & QCE_DECRYPT)
> -- 
> 2.25.1
> 

  reply index

Thread overview: 12+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2021-04-17 13:24 [Patch v2 0/7] Add support for AEAD algorithms in Qualcomm Crypto Engine driver Thara Gopinath
2021-04-17 13:24 ` [Patch v2 1/7] crypto: qce: common: Add MAC failed error checking Thara Gopinath
2021-04-19  3:02   ` Bjorn Andersson
2021-04-17 13:24 ` [Patch v2 2/7] crypto: qce: common: Make result dump optional Thara Gopinath
2021-04-17 13:24 ` [Patch v2 3/7] crypto: qce: Add mode for rfc4309 Thara Gopinath
2021-04-19  3:03   ` Bjorn Andersson [this message]
2021-04-17 13:25 ` [Patch v2 4/7] crypto: qce: Add support for AEAD algorithms Thara Gopinath
2021-04-17 13:25 ` [Patch v2 5/7] crypto: qce: common: Clean up qce_auth_cfg Thara Gopinath
2021-04-17 13:25 ` [Patch v2 6/7] crypto: qce: common: Add support for AEAD algorithms Thara Gopinath
2021-04-17 15:38   ` kernel test robot
2021-04-19  3:16   ` Bjorn Andersson
2021-04-17 13:25 ` [Patch v2 7/7] crypto: qce: aead: Schedule fallback algorithm Thara Gopinath

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