From patchwork Sun Apr 23 09:26:15 2017 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Gilad Ben-Yossef X-Patchwork-Id: 97964 Delivered-To: patch@linaro.org Received: by 10.140.109.52 with SMTP id k49csp1005267qgf; Sun, 23 Apr 2017 02:29:08 -0700 (PDT) X-Received: by 10.99.181.92 with SMTP id u28mr19197073pgo.102.1492939748492; Sun, 23 Apr 2017 02:29:08 -0700 (PDT) Return-Path: Received: from vger.kernel.org (vger.kernel.org. [209.132.180.67]) by mx.google.com with ESMTP id u8si15374312plh.22.2017.04.23.02.29.08; Sun, 23 Apr 2017 02:29:08 -0700 (PDT) Received-SPF: pass (google.com: best guess record for domain of linux-crypto-owner@vger.kernel.org designates 209.132.180.67 as permitted sender) client-ip=209.132.180.67; Authentication-Results: mx.google.com; spf=pass (google.com: best guess record for domain of linux-crypto-owner@vger.kernel.org designates 209.132.180.67 as permitted sender) smtp.mailfrom=linux-crypto-owner@vger.kernel.org Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1044522AbdDWJ3D (ORCPT + 1 other); Sun, 23 Apr 2017 05:29:03 -0400 Received: from foss.arm.com ([217.140.101.70]:46976 "EHLO foss.arm.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1044405AbdDWJ1I (ORCPT ); Sun, 23 Apr 2017 05:27:08 -0400 Received: from usa-sjc-imap-foss1.foss.arm.com (unknown [10.72.51.249]) by usa-sjc-mx-foss1.foss.arm.com (Postfix) with ESMTP id B316F168F; Sun, 23 Apr 2017 02:27:07 -0700 (PDT) Received: from gby.kfn.arm.com (usa-sjc-mx-foss1.foss.arm.com [217.140.101.70]) by usa-sjc-imap-foss1.foss.arm.com (Postfix) with ESMTPSA id 32BC63F220; Sun, 23 Apr 2017 02:27:03 -0700 (PDT) From: Gilad Ben-Yossef To: Herbert Xu , "David S. Miller" , Rob Herring , Mark Rutland , Greg Kroah-Hartman , devel@driverdev.osuosl.org Cc: linux-crypto@vger.kernel.org, devicetree@vger.kernel.org, linux-kernel@vger.kernel.org, gilad.benyossef@arm.com, Binoy Jayan , Ofir Drang , Stuart Yoder , Stephan Muller Subject: [PATCH v3 07/15] staging: ccree: add TODO list Date: Sun, 23 Apr 2017 12:26:15 +0300 Message-Id: <1492939583-25688-8-git-send-email-gilad@benyossef.com> X-Mailer: git-send-email 2.1.4 In-Reply-To: <1492939583-25688-1-git-send-email-gilad@benyossef.com> References: <1492939583-25688-1-git-send-email-gilad@benyossef.com> Sender: linux-crypto-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-crypto@vger.kernel.org Add TODO list for moving out of staging tree for ccree crypto driver Signed-off-by: Gilad Ben-Yossef --- drivers/staging/ccree/TODO | 30 ++++++++++++++++++++++++++++++ 1 file changed, 30 insertions(+) create mode 100644 drivers/staging/ccree/TODO -- 2.1.4 diff --git a/drivers/staging/ccree/TODO b/drivers/staging/ccree/TODO new file mode 100644 index 0000000..c9f5754 --- /dev/null +++ b/drivers/staging/ccree/TODO @@ -0,0 +1,30 @@ + + +************************************************************************* +* * +* Arm Trust Zone CryptoCell REE Linux driver upstreaming TODO items * +* * +************************************************************************* + +ccree specific items +a.k.a stuff fixing for this driver to move out of staging +~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~ + +1. Move to using Crypto Engine to handle backlog queueing. +2. Remove synchronous algorithm support leftovers. +3. Separate platform specific code for FIPS and power management into separate platform modules. +4. Drop legacy kernel support code. +5. Move most (all?) #ifdef CONFIG into inline functions. +6. Remove all unused definitions. +7. Re-factor to accomediate newer/older HW revisions besides the 712. +8. Handle the many checkpatch errors. +9. Implement ahash import/export correctly. +10. Go through a proper review of DT bindings and sysfs ABI +11. Sort out FIPS mode: bake tests into testmgr, sort out behaviour on error, + figure if 3DES weak key check is needed + +Kernel infrastructure items +a.k.a stuff we either neither need to fix in the kernel or understand what we're doing wrong +~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~ +1. ahash import/export context has a PAGE_SIZE/8 size limit. We need more. +2. Crypto Engine seems to be built for HW with hardware queue depth of 1, we have 600++.