netdev - Re: [PATCH RESEND net-next v2 4/5] bonding: 3ad: Add support for SPEED

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Message-ID: <fd629b2e-79ee-4edb-9c5a-23aa803db6b4@blackwall.org>
Date: Fri, 9 Jan 2026 14:37:57 +0200
From: Nikolay Aleksandrov <razor@...ckwall.org>
To: Mika Westerberg <mika.westerberg@...ux.intel.com>, netdev@...r.kernel.org
Cc: Yehezkel Bernat <YehezkelShB@...il.com>, Ian MacDonald
 <ian@...statz.com>, Salvatore Bonaccorso <carnil@...ian.org>,
 Andrew Lunn <andrew+netdev@...n.ch>, "David S . Miller"
 <davem@...emloft.net>, Eric Dumazet <edumazet@...gle.com>,
 Jakub Kicinski <kuba@...nel.org>, Paolo Abeni <pabeni@...hat.com>,
 Jay Vosburgh <jv@...sburgh.net>, Simon Horman <horms@...nel.org>
Subject: Re: [PATCH RESEND net-next v2 4/5] bonding: 3ad: Add support for
 SPEED_80000

On 09/01/2026 14:26, Mika Westerberg wrote:
> Add support for ethtool SPEED_80000. This is needed to allow
> Thunderbolt/USB4 networking driver to be used with the bonding driver.
> 
> Signed-off-by: Mika Westerberg <mika.westerberg@...ux.intel.com>
> ---
>   drivers/net/bonding/bond_3ad.c | 6 ++++++
>   1 file changed, 6 insertions(+)
> 
> diff --git a/drivers/net/bonding/bond_3ad.c b/drivers/net/bonding/bond_3ad.c
> index 1a8de2bf8655..e5e9c7207309 100644
> --- a/drivers/net/bonding/bond_3ad.c
> +++ b/drivers/net/bonding/bond_3ad.c
> @@ -72,6 +72,7 @@ enum ad_link_speed_type {
>   	AD_LINK_SPEED_40000MBPS,
>   	AD_LINK_SPEED_50000MBPS,
>   	AD_LINK_SPEED_56000MBPS,
> +	AD_LINK_SPEED_80000MBPS,
>   	AD_LINK_SPEED_100000MBPS,
>   	AD_LINK_SPEED_200000MBPS,
>   	AD_LINK_SPEED_400000MBPS,
> @@ -297,6 +298,7 @@ static inline int __check_agg_selection_timer(struct port *port)
>    *     %AD_LINK_SPEED_40000MBPS
>    *     %AD_LINK_SPEED_50000MBPS
>    *     %AD_LINK_SPEED_56000MBPS
> + *     %AD_LINK_SPEED_80000MBPS
>    *     %AD_LINK_SPEED_100000MBPS
>    *     %AD_LINK_SPEED_200000MBPS
>    *     %AD_LINK_SPEED_400000MBPS
> @@ -365,6 +367,10 @@ static u16 __get_link_speed(struct port *port)
>   			speed = AD_LINK_SPEED_56000MBPS;
>   			break;
>   
> +		case SPEED_80000:
> +			speed = AD_LINK_SPEED_80000MBPS;
> +			break;
> +
>   		case SPEED_100000:
>   			speed = AD_LINK_SPEED_100000MBPS;
>   			break;

You should also update __get_agg_bandwidth(), otherwise the
aggregated bandwidth will be reported as 0.

Cheers,
  Nik