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Groups > linux.kernel > #1600697 > unrolled thread
| Started by | Dan Williams <dan.j.williams@intel.com> |
|---|---|
| First post | 2017-03-14 18:00 +0100 |
| Last post | 2017-03-15 09:10 +0100 |
| Articles | 4 — 3 participants |
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Re: [PATCH v6 0/4] Broadcom SBA RAID support Dan Williams <dan.j.williams@intel.com> - 2017-03-14 18:00 +0100
Re: [PATCH v6 0/4] Broadcom SBA RAID support Shaohua Li <shli@kernel.org> - 2017-03-14 19:50 +0100
Re: [PATCH v6 0/4] Broadcom SBA RAID support Anup Patel <anup.patel@broadcom.com> - 2017-03-15 09:10 +0100
Re: [PATCH v6 0/4] Broadcom SBA RAID support Anup Patel <anup.patel@broadcom.com> - 2017-03-15 09:10 +0100
| From | Dan Williams <dan.j.williams@intel.com> |
|---|---|
| Date | 2017-03-14 18:00 +0100 |
| Subject | Re: [PATCH v6 0/4] Broadcom SBA RAID support |
| Message-ID | <tkXXI-2UI-1@gated-at.bofh.it> |
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.
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| From | Shaohua Li <shli@kernel.org> |
|---|---|
| Date | 2017-03-14 19:50 +0100 |
| Message-ID | <tkZGa-4eI-7@gated-at.bofh.it> |
| In reply to | #1600697 |
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>
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| From | Anup Patel <anup.patel@broadcom.com> |
|---|---|
| Date | 2017-03-15 09:10 +0100 |
| Message-ID | <tlcal-4OJ-11@gated-at.bofh.it> |
| In reply to | #1600802 |
On Wed, Mar 15, 2017 at 12:18 AM, Shaohua Li <shli@kernel.org> 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 <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> Thanks Shaohua ... Regards, Anup
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| From | Anup Patel <anup.patel@broadcom.com> |
|---|---|
| Date | 2017-03-15 09:10 +0100 |
| Message-ID | <tlcal-4OJ-7@gated-at.bofh.it> |
| In reply to | #1600697 |
On Tue, Mar 14, 2017 at 10:26 PM, Dan Williams <dan.j.williams@intel.com> 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> > Thanks Dan ... Regards, Anup
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