linux-kernel - Re: [RFC PATCH v2 4/9] crypto: qce: Add ablkcipher algorithms

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Message-ID: <535FB610.8070006@mm-sol.com>
Date:	Tue, 29 Apr 2014 17:24:16 +0300
From:	Stanimir Varbanov <svarbanov@...sol.com>
To:	Herbert Xu <herbert@...dor.apana.org.au>
CC:	"David S. Miller" <davem@...emloft.net>,
	linux-arm-msm@...r.kernel.org,
	Mona Hossain <mhossain@...eaurora.org>,
	Hariprasad Dhalinarasimha <hnamgund@...eaurora.org>,
	Zhen Kong <zkong@...eaurora.org>,
	Niranjana Vishwanathapura <nvishwan@...eaurora.org>,
	Rohit Vaswani <rvaswani@...eaurora.org>,
	linux-kernel@...r.kernel.org, linux-crypto@...r.kernel.org
Subject: Re: [RFC PATCH v2 4/9] crypto: qce: Add ablkcipher algorithms

Thanks for the review!

On 04/28/2014 11:00 AM, Herbert Xu wrote:
> On Mon, Apr 14, 2014 at 03:48:40PM +0300, Stanimir Varbanov wrote:
>>
>> +	if (IS_AES(flags)) {
>> +		switch (keylen) {
>> +		case AES_KEYSIZE_128:
>> +		case AES_KEYSIZE_256:
>> +			break;
>> +		default:
>> +			goto badkey;
> 
> You need to support 192 here.  If the hardware doesn't do that
> you can work around it by using a software fallback.

Sure, I will make a software fallback. Thanks.

> 
> In general you need to provide everything that is supported by
> the generic software implementation.


-- 
regards,
Stan
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