netdev - Re: [PATCH net-next 6/9] net: mvpp2: add EEE implementation

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Message-ID: <20250116092743.34ae7dad@2a02-8440-d117-22fd-0cfc-7753-7eff-f472.rev.sfr.net>
Date: Thu, 16 Jan 2025 09:27:43 +0100
From: Maxime Chevallier <maxime.chevallier@...tlin.com>
To: "Russell King (Oracle)" <rmk+kernel@...linux.org.uk>
Cc: Andrew Lunn <andrew@...n.ch>, Heiner Kallweit <hkallweit1@...il.com>,
 Alexandre Torgue <alexandre.torgue@...s.st.com>, Andrew Lunn
 <andrew+netdev@...n.ch>, Bryan Whitehead <bryan.whitehead@...rochip.com>,
 "David S. Miller" <davem@...emloft.net>, Eric Dumazet
 <edumazet@...gle.com>, Jakub Kicinski <kuba@...nel.org>,
 linux-arm-kernel@...ts.infradead.org,
 linux-stm32@...md-mailman.stormreply.com, Marcin Wojtas
 <marcin.s.wojtas@...il.com>, Maxime Coquelin <mcoquelin.stm32@...il.com>,
 netdev@...r.kernel.org, Paolo Abeni <pabeni@...hat.com>,
 UNGLinuxDriver@...rochip.com
Subject: Re: [PATCH net-next 6/9] net: mvpp2: add EEE implementation

Hi Russell,

On Wed, 15 Jan 2025 20:42:52 +0000
"Russell King (Oracle)" <rmk+kernel@...linux.org.uk> wrote:

> Add EEE support for mvpp2, using phylink's EEE implementation, which
> means we just need to implement the two methods for LPI control, and
> with the initial configuration. Only SGMII mode is supported, so only
> 100M and 1G speeds.
> 
> Disabling LPI requires clearing a single bit. Enabling LPI needs a full
> configuration of several values, as the timer values are dependent on
> the MAC operating speed.
> 
> Signed-off-by: Russell King (Oracle) <rmk+kernel@...linux.org.uk>

Reviewed-by: Maxime Chevallier <maxime.chevallier@...tlin.com>

Thank you,

Maxime