linux-kernel - Re: [PATCH net-next v2 5/9] net: phy: add MACsec ops in phy

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Message-ID: <20190820100752.GD3292@kwain>
Date:   Tue, 20 Aug 2019 12:07:52 +0200
From:   Antoine Tenart <antoine.tenart@...tlin.com>
To:     Florian Fainelli <f.fainelli@...il.com>
Cc:     Antoine Tenart <antoine.tenart@...tlin.com>, davem@...emloft.net,
        sd@...asysnail.net, andrew@...n.ch, hkallweit1@...il.com,
        netdev@...r.kernel.org, linux-kernel@...r.kernel.org,
        thomas.petazzoni@...tlin.com, alexandre.belloni@...tlin.com,
        allan.nielsen@...rochip.com, camelia.groza@....com,
        Simon.Edelhaus@...antia.com
Subject: Re: [PATCH net-next v2 5/9] net: phy: add MACsec ops in phy_device

Hi Florian,

On Wed, Aug 14, 2019 at 04:15:03PM -0700, Florian Fainelli wrote:
> On 8/8/19 7:05 AM, Antoine Tenart wrote:
> > This patch adds a reference to MACsec ops in the phy_device, to allow
> > PHYs to support offloading MACsec operations. The phydev lock will be
> > held while calling those helpers.
> > 
> > Signed-off-by: Antoine Tenart <antoine.tenart@...tlin.com>
> > ---
> >  include/linux/phy.h | 10 ++++++++++
> >  1 file changed, 10 insertions(+)
> > 
> > diff --git a/include/linux/phy.h b/include/linux/phy.h
> > index 462b90b73f93..6947a19587e4 100644
> > --- a/include/linux/phy.h
> > +++ b/include/linux/phy.h
> > @@ -22,6 +22,10 @@
> >  #include <linux/workqueue.h>
> >  #include <linux/mod_devicetable.h>
> >  
> > +#ifdef CONFIG_MACSEC
> > +#include <net/macsec.h>
> > +#endif
> 
> #if IS_ENABLED(CONFIG_MACSEC)
> 
> > +
> >  #include <linux/atomic.h>
> >  
> >  #define PHY_DEFAULT_FEATURES	(SUPPORTED_Autoneg | \
> > @@ -345,6 +349,7 @@ struct phy_c45_device_ids {
> >   * attached_dev: The attached enet driver's device instance ptr
> >   * adjust_link: Callback for the enet controller to respond to
> >   * changes in the link state.
> > + * macsec_ops: MACsec offloading ops.
> >   *
> >   * speed, duplex, pause, supported, advertising, lp_advertising,
> >   * and autoneg are used like in mii_if_info
> > @@ -438,6 +443,11 @@ struct phy_device {
> >  
> >  	void (*phy_link_change)(struct phy_device *, bool up, bool do_carrier);
> >  	void (*adjust_link)(struct net_device *dev);
> > +
> > +#if defined(CONFIG_MACSEC)
> > +	/* MACsec management functions */
> > +	const struct macsec_ops *macsec_ops;
> > +#endif
> 
> #if IS_ENABLED(CONFIG_MACSEC)
> 
> likewise.

I'll fix it.

Thanks!
Antoine

-- 
Antoine Ténart, Bootlin
Embedded Linux and Kernel engineering
https://bootlin.com