Re: [PATCH v6 0/4] Broadcom SBA RAID support
From: Anup Patel
Date: Wed Mar 15 2017 - 04:02:15 EST
On Tue, Mar 14, 2017 at 10:26 PM, Dan Williams <dan.j.williams@xxxxxxxxx> wrote:
> On Mon, Mar 6, 2017 at 1:43 AM, Anup Patel <anup.patel@xxxxxxxxxxxx> 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@xxxxxxxxx>
>
Thanks Dan ...
Regards,
Anup