From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: X-Spam-Checker-Version: SpamAssassin 3.4.0 (2014-02-07) on aws-us-west-2-korg-lkml-1.web.codeaurora.org X-Spam-Level: X-Spam-Status: No, score=-3.0 required=3.0 tests=HEADER_FROM_DIFFERENT_DOMAINS, MAILING_LIST_MULTI,SPF_PASS,USER_AGENT_GIT autolearn=ham autolearn_force=no version=3.4.0 Received: from mail.kernel.org (mail.kernel.org [198.145.29.99]) by smtp.lore.kernel.org (Postfix) with ESMTP id 2E233C04EB9 for ; Mon, 3 Dec 2018 12:08:36 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [209.132.180.67]) by mail.kernel.org (Postfix) with ESMTP id DC86A20851 for ; Mon, 3 Dec 2018 12:08:35 +0000 (UTC) DMARC-Filter: OpenDMARC Filter v1.3.2 mail.kernel.org DC86A20851 Authentication-Results: mail.kernel.org; dmarc=none (p=none dis=none) header.from=huawei.com Authentication-Results: mail.kernel.org; spf=none smtp.mailfrom=linux-kernel-owner@vger.kernel.org Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1726462AbeLCMJV (ORCPT ); Mon, 3 Dec 2018 07:09:21 -0500 Received: from szxga04-in.huawei.com ([45.249.212.190]:16072 "EHLO huawei.com" rhost-flags-OK-OK-OK-FAIL) by vger.kernel.org with ESMTP id S1726163AbeLCMJU (ORCPT ); Mon, 3 Dec 2018 07:09:20 -0500 Received: from DGGEMS402-HUB.china.huawei.com (unknown [172.30.72.58]) by Forcepoint Email with ESMTP id 0666152B7FBAD; Mon, 3 Dec 2018 20:08:30 +0800 (CST) Received: from localhost.localdomain (10.67.212.75) by DGGEMS402-HUB.china.huawei.com (10.3.19.202) with Microsoft SMTP Server id 14.3.408.0; Mon, 3 Dec 2018 20:08:22 +0800 From: John Garry To: , CC: , , , John Garry Subject: [PATCH v3 0/3] hisi_sas: DIF support Date: Mon, 3 Dec 2018 20:09:50 +0800 Message-ID: <1543838994-30028-1-git-send-email-john.garry@huawei.com> X-Mailer: git-send-email 2.8.1 MIME-Version: 1.0 Content-Type: text/plain X-Originating-IP: [10.67.212.75] X-CFilter-Loop: Reflected Sender: linux-kernel-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org This patchset introduces support to the driver for DIF (or PI -protection information). We are dropping DIX support for now, based on issues discussed in the following: https://marc.info/?l=linux-scsi&m=154357719329297&w=4 We will only support PI in v3 hw at the moment, even though previous hw versions also support it. The series is broken down as follows: - Fix pre-existing sparse warnings - Tidy sg table size config - Some tidy-up to accept PI support - Add components for PI support for main and v3 driver Difference v1->v2: - drop scsi_prot_op_normal() v2->v3: - fix sparse warnings - drop DIX support John Garry (1): scsi: hisi_sas: Fix warnings detected by sparse Xiang Chen (3): scsi: hisi_sas: Relocate some code to reduce complexity scsi: hisi_sas: Make sg_tablesize consistent value scsi: hisi_sas: Add support for DIF feature for v3 hw drivers/scsi/hisi_sas/hisi_sas.h | 20 ++- drivers/scsi/hisi_sas/hisi_sas_main.c | 248 +++++++++++++++++++++++---------- drivers/scsi/hisi_sas/hisi_sas_v1_hw.c | 17 +-- drivers/scsi/hisi_sas/hisi_sas_v2_hw.c | 68 +++++---- drivers/scsi/hisi_sas/hisi_sas_v3_hw.c | 227 +++++++++++++++++++++++++++--- 5 files changed, 448 insertions(+), 132 deletions(-) -- 1.9.1