From: Herbert Xu Subject: Re: [RFC PATCH v5] Crypto: rockchip/crypto - add hash support for crypto engine in rk3288 Date: Mon, 11 Jan 2016 16:39:25 +0800 Message-ID: <20160111083925.GA23039@gondor.apana.org.au> References: <1452484647-30260-1-git-send-email-wzz@rock-chips.com> Mime-Version: 1.0 Content-Type: text/plain; charset=us-ascii Cc: heiko@sntech.de, davem@davemloft.net, eddie.cai@rock-chips.com, linux-rockchip@lists.infradead.org, linux-crypto@vger.kernel.org, Zain Wang To: Zain Wang Return-path: Received: from helcar.hengli.com.au ([209.40.204.226]:57032 "EHLO helcar.hengli.com.au" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1758642AbcAKIjo (ORCPT ); Mon, 11 Jan 2016 03:39:44 -0500 Content-Disposition: inline In-Reply-To: <1452484647-30260-1-git-send-email-wzz@rock-chips.com> Sender: linux-crypto-owner@vger.kernel.org List-ID: On Mon, Jan 11, 2016 at 11:57:27AM +0800, Zain Wang wrote: > From: Zain Wang > > Add md5 sha1 sha256 support for crypto engine in rk3288. > This patch can't support multiple updatings because of limited of IC, > as result, it can't support import and export too. As import and export are a required part of the API you have to implement them or your algorithm can't even be reigstered. If you the hardware cannot support them then your choices are limited to a software fallback. Cheers, -- Email: Herbert Xu Home Page: http://gondor.apana.org.au/~herbert/ PGP Key: http://gondor.apana.org.au/~herbert/pubkey.txt