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

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Date:   Wed, 14 Aug 2019 16:15:03 -0700
From:   Florian Fainelli <f.fainelli@...il.com>
To:     Antoine Tenart <antoine.tenart@...tlin.com>, davem@...emloft.net,
        sd@...asysnail.net, andrew@...n.ch, hkallweit1@...il.com
Cc:     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

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.
-- 
Florian