netdev - Re: Driver and H/W APIs Workshop at netdevconf

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Message-ID: <12ab765e-d808-4bbe-a2d3-87a8c5fb8b54@kernel.org>
Date: Tue, 7 May 2024 11:02:05 -0600
From: David Ahern <dsahern@...nel.org>
To: Andy Gospodarek <andrew.gospodarek@...adcom.com>
Cc: Jakub Kicinski <kuba@...nel.org>, Jacob Keller
 <jacob.e.keller@...el.com>, Alexander Lobakin
 <aleksander.lobakin@...el.com>, Saeed Mahameed <saeedm@...dia.com>,
 Tariq Toukan <tariqt@...dia.com>, Jason Gunthorpe <jgg@...dia.com>,
 "michael.chan@...adcom.com" <michael.chan@...adcom.com>,
 "netdev@...r.kernel.org" <netdev@...r.kernel.org>,
 Jiri Pirko <jiri@...dia.com>, Alexander Duyck <alexander.duyck@...il.com>
Subject: Re: Driver and H/W APIs Workshop at netdevconf

On 5/7/24 10:56 AM, Andy Gospodarek wrote:
>>
>> That require driver support, no? e.g., There is no way that queue API is
>> going to work with the Enfabrica device without driver support.
> 
> I defintely think that there should be a consumer of the queue API
> before it lands upstream, but if it cannot work without a
> driver/hardware support that seems a bit odd.
> 
> Maybe I've missed it on the list, but do you have something you can
> share about this proposed queue API?
> 

commit 087b24de5c825c53f15a9481b94f757223c20610
Author: Mina Almasry <almasrymina@...gle.com>
Date:   Wed May 1 23:25:40 2024 +0000

    queue_api: define queue api

    This API enables the net stack to reset the queues used for devmem TCP.


and then gve support for it:

commit c93462b914dbf46b0c0256f7784cc79f7c368e45
Author: Shailend Chand <shailend@...gle.com>
Date:   Wed May 1 23:25:49 2024 +0000

    gve: Implement queue api

    The new netdev queue api is implemented for gve.