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> The raid change should get an ack from Shaohua. -- To unsubscribe from this list: send the line "unsubscribe dmaengine" in the body of a message to majordomo@xxxxxxxxxxxxxxx More majordomo info at http://vger.kernel.org/majordomo-info.html
