netdev - Re: [net-next PATCH v4 00/15] eth: fbnic: Add network driver for Meta Platforms Host Network Interface

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Message-ID: <20240710111210.0d9bea99@kernel.org>
Date: Wed, 10 Jul 2024 11:12:10 -0700
From: Jakub Kicinski <kuba@...nel.org>
To: Alexander Duyck <alexander.duyck@...il.com>
Cc: netdev@...r.kernel.org, Bjorn Helgaas <bhelgaas@...gle.com>,
 linux-pci@...r.kernel.org, Russell King <linux@...linux.org.uk>, Sanman
 Pradhan <sanmanpradhan@...a.com>, Andrew Lunn <andrew@...n.ch>, Alexander
 Duyck <alexanderduyck@...com>, davem@...emloft.net, pabeni@...hat.com,
 edumazet@...gle.com, kernel-team@...a.com
Subject: Re: [net-next PATCH v4 00/15] eth: fbnic: Add network driver for
 Meta Platforms Host Network Interface

On Tue, 09 Jul 2024 10:28:30 -0700 Alexander Duyck wrote:
> This patchest includes the necessary patches to enable basic Tx and Rx over
> the Meta Platforms Host Network Interface. To do this we introduce a new
> driver and driver directories in the form of
> "drivers/net/ethernet/meta/fbnic".
> 
> The NIC itself is fairly simplistic. As far as speeds we support 25Gb,
> 50Gb, and 100Gb and we are mostly focused on speeds and feeds. As far as
> future patch sets we will be supporting the basic Rx/Tx offloads such as
> header/payload data split, TSO, checksum, and timestamp offloads. We have
> access to the MAC and PCS from the NIC, however the PHY and QSFP are hidden
> behind a FW layer as it is shared between 4 slices and the BMC.
> 
> Due to submission limits the the general plan to submit a minimal driver
> for now almost equivilent to a UEFI driver in functionality, and then
> follow up over the coming months enabling additional offloads and enabling
> more features for the device.

cocci says:

drivers/net/ethernet/meta/fbnic/fbnic_irq.c:42:7-27: WARNING: Threaded IRQ with no primary handler requested without IRQF_ONESHOT (unless it is nested IRQ)
-- 
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