From: Antoine Tenart <antoine.tenart@bootlin.com>
To: Andrew Lunn <andrew@lunn.ch>
Cc: Antoine Tenart <antoine.tenart@bootlin.com>,
davem@davemloft.net, sd@queasysnail.net, f.fainelli@gmail.com,
hkallweit1@gmail.com, netdev@vger.kernel.org,
linux-kernel@vger.kernel.org, thomas.petazzoni@bootlin.com,
alexandre.belloni@bootlin.com, allan.nielsen@microchip.com,
camelia.groza@nxp.com, Simon.Edelhaus@aquantia.com
Subject: Re: [PATCH net-next v2 6/9] net: macsec: hardware offloading infrastructure
Date: Mon, 12 Aug 2019 10:15:01 +0200 [thread overview]
Message-ID: <20190812081501.GD3698@kwain> (raw)
In-Reply-To: <20190810163423.GA30120@lunn.ch>
Hi Andrew,
On Sat, Aug 10, 2019 at 06:34:23PM +0200, Andrew Lunn wrote:
> On Thu, Aug 08, 2019 at 04:05:57PM +0200, Antoine Tenart wrote:
> > This patch introduces the MACsec hardware offloading infrastructure.
> >
> > The main idea here is to re-use the logic and data structures of the
> > software MACsec implementation. This allows not to duplicate definitions
> > and structure storing the same kind of information. It also allows to
> > use a unified genlink interface for both MACsec implementations (so that
> > the same userspace tool, `ip macsec`, is used with the same arguments).
> > The MACsec offloading support cannot be disabled if an interface
> > supports it at the moment.
> >
> > The MACsec configuration is passed to device drivers supporting it
> > through macsec_hw_offload() which is called from the MACsec genl
> > helpers. This function calls the macsec ops of PHY and Ethernet
> > drivers in two steps
>
> It is great that you are thinking how a MAC driver would make use of
> this. But on the flip side, we don't usual add an API unless there is
> a user. And as far as i see, you only add a PHY level implementation,
> not a MAC level.
That's right, and the only modification here is a simple patch adding
the MACsec ops within struct net_device. I can remove it as we do not
have providers as of now and it can be added easily later on.
Thanks,
Antoine
--
Antoine Ténart, Bootlin
Embedded Linux and Kernel engineering
https://bootlin.com
next prev parent reply other threads:[~2019-08-12 8:15 UTC|newest]
Thread overview: 44+ messages / expand[flat|nested] mbox.gz Atom feed top
2019-08-08 14:05 [PATCH net-next v2 0/9] net: macsec: initial support for hardware offloading Antoine Tenart
2019-08-08 14:05 ` [PATCH net-next v2 1/9] net: introduce the MACSEC netdev feature Antoine Tenart
2019-08-08 14:05 ` [PATCH net-next v2 2/9] net: macsec: move some definitions in a dedicated header Antoine Tenart
2019-08-10 12:19 ` Igor Russkikh
2019-08-12 8:17 ` Antoine Tenart
2019-08-08 14:05 ` [PATCH net-next v2 3/9] net: macsec: introduce the macsec_context structure Antoine Tenart
2019-08-08 14:05 ` [PATCH net-next v2 4/9] net: introduce MACsec ops and add a reference in net_device Antoine Tenart
2019-08-09 20:35 ` Jakub Kicinski
2019-08-12 8:18 ` Antoine Tenart
2019-08-08 14:05 ` [PATCH net-next v2 5/9] net: phy: add MACsec ops in phy_device Antoine Tenart
2019-08-14 23:15 ` Florian Fainelli
2019-08-20 10:07 ` Antoine Tenart
2019-08-08 14:05 ` [PATCH net-next v2 6/9] net: macsec: hardware offloading infrastructure Antoine Tenart
2019-08-10 13:20 ` Igor Russkikh
2019-08-13 8:58 ` Antoine Tenart
2019-08-13 13:17 ` Andrew Lunn
2019-08-13 16:18 ` Igor Russkikh
2019-08-13 16:28 ` Andrew Lunn
2019-08-14 8:32 ` Antoine Tenart
2019-08-14 23:28 ` Florian Fainelli
2019-08-16 13:26 ` Sabrina Dubroca
2019-08-20 10:03 ` Antoine Tenart
2019-08-14 8:31 ` Antoine Tenart
2019-08-16 13:29 ` Sabrina Dubroca
2019-08-20 10:01 ` Antoine Tenart
2019-08-20 14:41 ` Sabrina Dubroca
2019-08-21 0:01 ` Andrew Lunn
2019-08-21 9:20 ` Igor Russkikh
2019-08-21 9:27 ` allan.nielsen
2019-08-21 9:24 ` allan.nielsen
2019-08-21 10:01 ` Antoine Tenart
2019-08-21 12:01 ` Igor Russkikh
2019-08-16 13:25 ` Sabrina Dubroca
2019-08-20 10:07 ` Antoine Tenart
2019-08-10 16:34 ` Andrew Lunn
2019-08-12 8:15 ` Antoine Tenart [this message]
2019-08-13 11:46 ` Igor Russkikh
2019-08-08 14:05 ` [PATCH net-next v2 7/9] net: phy: export __phy_read_page/__phy_write_page Antoine Tenart
2019-08-08 14:05 ` [PATCH net-next v2 8/9] net: phy: mscc: macsec initialization Antoine Tenart
2019-08-10 16:53 ` Andrew Lunn
2019-08-12 8:12 ` Antoine Tenart
2019-08-08 14:06 ` [PATCH net-next v2 9/9] net: phy: mscc: macsec support Antoine Tenart
2019-08-09 11:23 ` [PATCH net-next v2 0/9] net: macsec: initial support for hardware offloading Allan W. Nielsen
2019-08-09 11:40 ` Antoine Tenart
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