[dpdk-dev] [EXT] Re: [PATCH 00/15] Octeon Tx/Tx2 Endpoint pmd

[Ferruh Yigit]

On 1/5/2021 2:43 PM, Pradeep Kumar Nalla wrote:

Please do not top post, reply moved below.

> Thanks
> Pradeep.
> -----Original Message-----
> From: Ferruh Yigit <ferruh.yigit at intel.com>
> Sent: Monday, January 4, 2021 5:22 PM
> To: Pradeep Kumar Nalla <pnalla at marvell.com>
> Cc: Jerin Jacob Kollanukkaran <jerinj at marvell.com>; Satananda Burla <sburla at marvell.com>; dev at dpdk.org
> Subject: [EXT] Re: [dpdk-dev] [PATCH 00/15] Octeon Tx/Tx2 Endpoint pmd
> 
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> 
> ----------------------------------------------------------------------
> On 12/31/2020 7:22 AM, Nalla, Pradeep wrote:
>> From: "Nalla Pradeep" <pnalla at marvell.com>
>>
>> This patch set contains PMD with minimal set of operations that can
>> drive both Octeon Tx and Tx2 in endpoint.
>>
> 
> Hi Pradeep,
> 
> There is already octeontx and octeontx2 net drivers, what is the difference of the 'endpoint' driver, why it is needed, can you please give more information?
> 
> Hi Ferruh
> 
> This PMD, while running on a host, drives octeontx/octeontx2 over pci bus, where as "OcteonTx and OcteonTx2 net drivers" run on respective Tx/Tx2 SOCs to make use of h/w blocks present on the SOC.
> 
But aren't they same HW block, either in the SoC or external ethernet controller 
via PCI bus?

As far as I can see octeontx2 access the device via PCI bus, why updating the 
existing driver and adding new device IDs is not working?