Re: [PATCH v6 0/4] Broadcom SBA RAID support

[Shaohua Li <shli@kernel.org>]

On Tue, Mar 14, 2017 at 09:56:35AM -0700, Dan Williams wrote:
> On Mon, Mar 6, 2017 at 1:43 AM, Anup Patel <anup.patel@broadcom.com> 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 <dan.j.williams@intel.com>
> 
> The raid change should get an ack from Shaohua.

For the raid6 part:

Acked-by: Shaohua Li <shli@fb.com>