linux-kernel - Re: [PATCH v2 2/4] crypto: hisilicon: Add queue management driver for HiSilicon QM module

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Message-ID: <20190220041011.oob4e7jk3fwoqjlg@gondor.apana.org.au>
Date:   Wed, 20 Feb 2019 12:10:11 +0800
From:   Herbert Xu <herbert@...dor.apana.org.au>
To:     Zhou Wang <wangzhou1@...ilicon.com>
Cc:     "David S . Miller" <davem@...emloft.net>,
        linux-crypto@...r.kernel.org, linuxarm@...wei.com,
        linux-kernel@...r.kernel.org, Kenneth Lee <liguozhu@...ilicon.com>,
        Shiju Jose <shiju.jose@...wei.com>,
        Hao Fang <fanghao11@...wei.com>
Subject: Re: [PATCH v2 2/4] crypto: hisilicon: Add queue management driver
 for HiSilicon QM module

On Sat, Feb 02, 2019 at 10:25:43AM +0800, Zhou Wang wrote:
>
> In fact, I planned to register to acomp later.
> 
> It also makes sense to use scomp if hardware engine is faster than CPU.
> So how about registering to scomp firstly, then we register this engine to
> acomp later?

Sorry, but the fact that you're doing a busy-wait for completion
means that scomp is not an appropriate choice.

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