netdev - Re: [PATCH v4 net-next 5/9] net: phy: Keep track of EEE configuration

lists.openwall.net		lists / announce owl-users owl-dev john-users john-dev passwdqc-users yescrypt popa3d-users / oss-security kernel-hardening musl sabotage tlsify passwords / crypt-dev xvendor / Bugtraq Full-Disclosure linux-kernel linux-netdev linux-ext4 linux-hardening linux-cve-announce PHC
Open Source and information security mailing list archives

Hash Suite: Windows password security audit tool. GUI, reports in PDF.

[<prev] [next>] [<thread-prev] [thread-next>] [day] [month] [year] [list]

Date: Mon, 19 Jun 2023 16:20:51 +0200
From: Simon Horman <simon.horman@...igine.com>
To: Andrew Lunn <andrew@...n.ch>
Cc: netdev <netdev@...r.kernel.org>,
	Russell King <rmk+kernel@...linux.org.uk>,
	Heiner Kallweit <hkallweit1@...il.com>,
	Florian Fainelli <f.fainelli@...il.com>,
	Oleksij Rempel <linux@...pel-privat.de>
Subject: Re: [PATCH v4 net-next 5/9] net: phy: Keep track of EEE configuration

On Sun, Jun 18, 2023 at 08:41:15PM +0200, Andrew Lunn wrote:
> Have phylib keep track of the EEE configuration. This simplifies the
> MAC drivers, in that they don't need to store it.
> 
> Future patches to phylib will also make use of this information to
> further simplify the MAC drivers.
> 
> Signed-off-by: Andrew Lunn <andrew@...n.ch>

...

> diff --git a/include/linux/phy.h b/include/linux/phy.h
> index 66f69d512f45..473ddf62bee9 100644
> --- a/include/linux/phy.h
> +++ b/include/linux/phy.h
> @@ -30,6 +30,7 @@
>  #include <linux/refcount.h>
>  
>  #include <linux/atomic.h>
> +#include <net/eee.h>
>  
>  #define PHY_DEFAULT_FEATURES	(SUPPORTED_Autoneg | \
>  				 SUPPORTED_TP | \
> @@ -585,6 +586,7 @@ struct macsec_ops;
>   * @advertising_eee: Currently advertised EEE linkmodes
>   * @eee_enabled: Flag indicating whether the EEE feature is enabled
>   * @enable_tx_lpi: When True, MAC should transmit LPI to PHY
> + * eee_cfg: User configuration of EEE

Hi Andrew,

a minor nit from my side: eee_cfg: -> @eee_cfg:

>   * @lp_advertising: Current link partner advertised linkmodes
>   * @host_interfaces: PHY interface modes supported by host
>   * @eee_broken_modes: Energy efficient ethernet modes which should be prohibited
> @@ -702,6 +704,7 @@ struct phy_device {
>  	/* Energy efficient ethernet modes which should be prohibited */
>  	u32 eee_broken_modes;
>  	bool enable_tx_lpi;
> +	struct eee_config eee_cfg;
>  
>  #ifdef CONFIG_LED_TRIGGER_PHY
>  	struct phy_led_trigger *phy_led_triggers;
> -- 
> 2.40.1
> 
>