Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1751873AbdCOICo (ORCPT ); Wed, 15 Mar 2017 04:02:44 -0400 Received: from mail-ua0-f172.google.com ([209.85.217.172]:33303 "EHLO mail-ua0-f172.google.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1751694AbdCOICh (ORCPT ); Wed, 15 Mar 2017 04:02:37 -0400 MIME-Version: 1.0 In-Reply-To: <20170314184806.o2oykhztje3obwot@kernel.org> References: <1488793408-25592-1-git-send-email-anup.patel@broadcom.com> <20170314184806.o2oykhztje3obwot@kernel.org> From: Anup Patel Date: Wed, 15 Mar 2017 13:32:35 +0530 Message-ID: Subject: Re: [PATCH v6 0/4] Broadcom SBA RAID support To: Shaohua Li Cc: Dan Williams , Vinod Koul , Rob Herring , Mark Rutland , Herbert Xu , "David S . Miller" , Jassi Brar , Ray Jui , Scott Branden , Jon Mason , Rob Rice , BCM Kernel Feedback , "dmaengine@vger.kernel.org" , Device Tree , "linux-arm-kernel@lists.infradead.org" , "linux-kernel@vger.kernel.org" , linux-crypto@vger.kernel.org, linux-raid , Shaohua Li Content-Type: text/plain; charset=UTF-8 Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org Content-Length: 1706 Lines: 46 On Wed, Mar 15, 2017 at 12:18 AM, Shaohua Li wrote: > On Tue, Mar 14, 2017 at 09:56:35AM -0700, Dan Williams wrote: >> On Mon, Mar 6, 2017 at 1:43 AM, Anup Patel wrote: >> > The Broadcom SBA RAID is a stream-based device which provides >> > RAID5/6 offload. >> > >> > It requires a SoC specific ring manager (such as Broadcom FlexRM >> > ring manager) to provide ring-based programming interface. Due to >> > this, the Broadcom SBA RAID driver (mailbox client) implements >> > DMA device having one DMA channel using a set of mailbox channels >> > provided by Broadcom SoC specific ring manager driver (mailbox >> > controller). >> > >> > The Broadcom SBA RAID hardware requires PQ disk position instead >> > of PQ disk coefficient. To address this, we have added raid_gflog >> > table which will help driver to convert PQ disk coefficient to PQ >> > disk position. >> > >> > This patchset is based on Linux-4.11-rc1 and depends on patchset >> > "[PATCH v5 0/2] Broadcom FlexRM ring manager support" >> > >> > It is also available at sba-raid-v6 branch of >> > https://github.com/Broadcom/arm64-linux.git >> > >> [..] >> > >> > Anup Patel (4): >> > lib/raid6: Add log-of-2 table for RAID6 HW requiring disk position >> > async_tx: Fix DMA_PREP_FENCE usage in do_async_gen_syndrome() >> > dmaengine: Add Broadcom SBA RAID driver >> > dt-bindings: Add DT bindings document for Broadcom SBA RAID driver >> >> For the dmaengine and async_tx changes: >> >> Acked-by: Dan Williams >> >> The raid change should get an ack from Shaohua. > > For the raid6 part: > > Acked-by: Shaohua Li Thanks Shaohua ... Regards, Anup