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Date: Wed, 29 Mar 2017 11:35:43 +0530 From: Anup Patel <anup.patel@...adcom.com> To: Vinod Koul <vinod.koul@...el.com> Cc: Jassi Brar <jassisinghbrar@...il.com>, Rob Herring <robh+dt@...nel.org>, Mark Rutland <mark.rutland@....com>, Herbert Xu <herbert@...dor.apana.org.au>, "David S . Miller" <davem@...emloft.net>, Dan Williams <dan.j.williams@...el.com>, Ray Jui <rjui@...adcom.com>, Scott Branden <sbranden@...adcom.com>, Jon Mason <jonmason@...adcom.com>, Rob Rice <rob.rice@...adcom.com>, BCM Kernel Feedback <bcm-kernel-feedback-list@...adcom.com>, dmaengine@...r.kernel.org, Device Tree <devicetree@...r.kernel.org>, Linux ARM Kernel <linux-arm-kernel@...ts.infradead.org>, Linux Kernel <linux-kernel@...r.kernel.org>, linux-crypto@...r.kernel.org, linux-raid <linux-raid@...r.kernel.org> Subject: Re: [PATCH v6 0/4] Broadcom SBA RAID support On Tue, Mar 21, 2017 at 2:48 PM, Vinod Koul <vinod.koul@...el.com> wrote: > On Tue, Mar 21, 2017 at 02:17:21PM +0530, Anup Patel wrote: >> On Tue, Mar 21, 2017 at 2:00 PM, Vinod Koul <vinod.koul@...el.com> wrote: >> > On Mon, Mar 06, 2017 at 03:13:24PM +0530, 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" >> > >> > Okay I applied and was about to push when I noticed this :( >> > >> > So what is the status of this..? >> >> PATCH2 is Acked but PATCH1 is under-review. Currently, its >> v6 of that patchset. >> >> The only dependency on that patchset is the changes in >> brcm-message.h which are required by this BCM-SBA-RAID >> driver. >> >> @Jassi, >> Can you please have a look at PATCH v6? > > And I would need an immutable branch/tag once merged. I am going to keep > this series pending till then. The Broadcom FlexRM patchset is pickedup by Jassi and can be found in mailbox-for-next branch of git://git.linaro.org/landing-teams/working/fujitsu/integration Both patchset (Broadcom FlexRM patchset and this one) are also available in sba-raid-v7 branch of https://github.com/Broadcom/arm64-linux.git Regards, Anup
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