netdev - Re: [PATCH net-next,rdma-next 0/6][pull request] Add RDMA support for Intel IPU E2000 in idpf

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Message-ID: <78d4bf2c-c436-4f7c-8940-6ae9f6241133@intel.com>
Date: Thu, 17 Jul 2025 09:01:08 -0700
From: Tony Nguyen <anthony.l.nguyen@...el.com>
To: Paolo Abeni <pabeni@...hat.com>
CC: <tatyana.e.nikolova@...el.com>, <joshua.a.hay@...el.com>,
	<davem@...emloft.net>, <kuba@...nel.org>, <edumazet@...gle.com>,
	<jgg@...pe.ca>, <andrew+netdev@...n.ch>, <leon@...nel.org>,
	<linux-rdma@...r.kernel.org>, <netdev@...r.kernel.org>
Subject: Re: [PATCH net-next,rdma-next 0/6][pull request] Add RDMA support for
 Intel IPU E2000 in idpf



On 7/17/2025 3:28 AM, Paolo Abeni wrote:
> On 7/14/25 8:09 PM, Tony Nguyen wrote:
>> This is part two in adding RDMA support for idpf.
>> This shared pull request targets both net-next and rdma-next branches
>> and is based on tag v6.16-rc1.
>>
>> IWL reviews:
>> v3: https://lore.kernel.org/all/20250708210554.1662-1-tatyana.e.nikolova@intel.com/
>> v2: https://lore.kernel.org/all/20250612220002.1120-1-tatyana.e.nikolova@intel.com/
>> v1 (split from previous series):
>>      https://lore.kernel.org/all/20250523170435.668-1-tatyana.e.nikolova@intel.com/
>>
>> v3: https://lore.kernel.org/all/20250207194931.1569-1-tatyana.e.nikolova@intel.com/
>> RFC v2: https://lore.kernel.org/all/20240824031924.421-1-tatyana.e.nikolova@intel.com/
>> RFC: https://lore.kernel.org/all/20240724233917.704-1-tatyana.e.nikolova@intel.com/
>>
>> ----------------------------------------------------------------
>> Tatyana Nikolova says:
>>
>> This idpf patch series is the second part of the staged submission for
>> introducing RDMA RoCEv2 support for the IPU E2000 line of products,
>> referred to as GEN3.
>>
>> To support RDMA GEN3 devices, the idpf driver uses common definitions
>> of the IIDC interface and implements specific device functionality in
>> iidc_rdma_idpf.h.
>>
>> The IPU model can host one or more logical network endpoints called
>> vPorts per PCI function that are flexibly associated with a physical
>> port or an internal communication port.
>>
>> Other features as it pertains to GEN3 devices include:
>> * MMIO learning
>> * RDMA capability negotiation
>> * RDMA vectors discovery between idpf and control plane
>>
>> These patches are split from the submission "Add RDMA support for Intel
>> IPU E2000 (GEN3)" [1]. The patches have been tested on a range of hosts
>> and platforms with a variety of general RDMA applications which include
>> standalone verbs (rping, perftest, etc.), storage and HPC applications.
>>
>> Signed-off-by: Tony Nguyen <anthony.l.nguyen@...el.com>
>>
>> [1] https://lore.kernel.org/all/20240724233917.704-1-tatyana.e.nikolova@intel.com/
>>
>> ----------------------------------------------------------------
> 
> I had some conflict while pulling; the automatic resolution looked
> correct, but could you please have a look?

It looks good to me. Thanks Paolo.

- Tony