[dpdk-dev] [PATCH 00/26] DPDK PMD for OCTEONTX NW device

[Ferruh Yigit]

On 8/31/2017 3:54 PM, Jerin Jacob wrote:
> This patch set provides the initial version of DPDK PMD for the
> integrated NIC device found in Cavium OCTEONTX SoC(CN83xx) family.
> 
> Introduction to OCTEONTX ARM processors can be found
> here: http://www.cavium.com/OCTEON-TX_ARM_Processors.html
> 
> OCTEONTX SoC family has two types of NIC controllers,
> 1) nicvf HW, Which is more like traditional NIC(no NPU HW accelerators)
> http://dpdk.org/doc/guides/nics/thunderx.html
> 
> 2) NIC controller, based on NPU like HW accelerated coprocessors, like
> HW assisted mempool manager, HW assisted packet scheduler, etc
> 
> This driver adds support for the second type device and which will be
> used as HW implementation driver ethdev-eventdev Rx adapter [1]
> 
> Implemented features and PMD documentation added
> in doc/guides/nics/features/octeontx.ini and doc/guides/nics/octeontx.rst
> respectively in this patch set.
> 
> This driver has the dependency on:
> - IOVA infrastructure [2].
> - Dynamically configure mempool handle (ie.. --mbuf-pool-ops eal arg) [3].
> - Infrastructure to support octeontx HW mempool manager [4].
> - Cavium Octeontx external mempool driver [5]
> Git source repo for all above dependency patches located at [6].

Hi Jerin,

At first glance PMD looks good to me, but currently there are many
dependencies and I am not able to apply the set. I will wait a little
more for dependent patches to settle down and will re-visit this again.

> 
> The series has three check patch issues:
> 1) 1 Error on Complex Macro (which I believe it cannot be fixed) # Patch 2
> 2) 1 Error on spacing while using gcc inline assembly(it is false positive) # patch 2
> 3) Added Co-authored-by: signature to reflect the patch authorship status instead
> of "Signed-off-by". It can be changed or the contributing guide can be
> updated based on the community feedback in v2.
> 
> [1] http://dpdk.org/dev/patchwork/patch/24176/

Are these APIs used in this patchset, I looked for them but not able to
find ...

> [2] http://dpdk.org/ml/archives/dev/2017-August/072871.html
> [3] http://dpdk.org/ml/archives/dev/2017-August/072910.html
> [4] http://dpdk.org/ml/archives/dev/2017-August/072892.html
> [5] http://dpdk.org/ml/archives/dev/2017-August/073898.html
> [6] https://github.com/sshukla82/dpdk
> branch: mempool-v2
> 
> Jerin Jacob (26):
>   net/octeontx: add build infrastructure
>   net/octeontx/base: add octeontx io operations
>   event/octeontx: introduce specialized mbox message copy
>   net/octeontx/base: add base BGX operations
>   net/octeontx/base: add remaining BGX operations
>   net/octeontx/base: probe PKI and PKO PCIe VF devices
>   net/octeontx/base: add base PKI operations
>   net/octeontx/base: add remaining PKI operations
>   net/octeontx/base: add base PKO operations
>   net/octeontx/base: add remaining PKO operations
>   net/octeontx: add eth device probe and remove
>   net/octeontx: create ethdev ports
>   net/octeontx: add device configure
>   net/octeontx: add device info
>   net/octeontx: add link update
>   net/octeontx: add promiscuous mode ops
>   net/octeontx: add basic stats support
>   net/octeontx: add MAC addr set op
>   net/octeontx: add Rx queue setup and release ops
>   net/octeontx: add Tx queue start and stop
>   net/octeontx: add Tx queue setup and release ops
>   net/octeontx: add packet transmit burst function
>   net/octeontx: add packet receive burst function
>   net/octeontx: add packet type parsing support
>   net/octeontx: add start and stop support
>   doc: add octeontx ethdev driver documentation

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