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From: "Russell King (Oracle)" <linux@armlinux.org.uk>
To: Florian Fainelli <f.fainelli@gmail.com>
Cc: Andrew Lunn <andrew@lunn.ch>, netdev <netdev@vger.kernel.org>,
	Heiner Kallweit <hkallweit1@gmail.com>,
	Oleksij Rempel <linux@rempel-privat.de>
Subject: Re: [RFC/RFTv3 04/24] net: phy: Keep track of EEE tx_lpi_enabled
Date: Tue, 30 May 2023 19:14:24 +0100	[thread overview]
Message-ID: <ZHY9AE5swwyX06p0@shell.armlinux.org.uk> (raw)
In-Reply-To: <5c7a9903-2d4b-cb25-d481-bf78bd70d1ee@gmail.com>

On Tue, May 30, 2023 at 11:11:22AM -0700, Florian Fainelli wrote:
> On 3/30/23 17:54, Andrew Lunn wrote:
> > Have phylib keep track of the EEE tx_lpi_enabled 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@lunn.ch>
> 
> Reviewed-by: Florian Fainelli <florian.fainelli@broadcom.com>

To Andrew: I'm not sure this is a good idea, having read 802.3 recently.
EEE is supported on optical as well, which means that LPI, being a MAC
thing, would need to be controlled without the PHY present.

A phylink using driver would need to store the LPI config when it's
used without a phylib PHY. Maybe phylink can store it on behalf of
of the driver instead though.

-- 
RMK's Patch system: https://www.armlinux.org.uk/developer/patches/
FTTP is here! 80Mbps down 10Mbps up. Decent connectivity at last!

  reply	other threads:[~2023-05-30 18:14 UTC|newest]

Thread overview: 49+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2023-03-31  0:54 [RFC/RFTv3 00/24] net: ethernet: Rework EEE Andrew Lunn
2023-03-31  0:54 ` [RFC/RFTv3 01/24] net: phy: Add phydev->eee_active to simplify adjust link callbacks Andrew Lunn
2023-05-30 17:51   ` Florian Fainelli
2023-03-31  0:54 ` [RFC/RFTv3 02/24] net: phylink: Add mac_set_eee() callback Andrew Lunn
2023-03-31  0:54 ` [RFC/RFTv3 03/24] net: phy: Add helper to set EEE Clock stop enable bit Andrew Lunn
2023-03-31  0:54 ` [RFC/RFTv3 04/24] net: phy: Keep track of EEE tx_lpi_enabled Andrew Lunn
2023-05-30 18:11   ` Florian Fainelli
2023-05-30 18:14     ` Russell King (Oracle) [this message]
2023-03-31  0:54 ` [RFC/RFTv3 05/24] net: phy: Immediately call adjust_link if only tx_lpi_enabled changes Andrew Lunn
2023-03-31  0:55 ` [RFC/RFTv3 06/24] net: phylink: Handle change in EEE from phylib Andrew Lunn
2023-03-31  0:55 ` [RFC/RFTv3 07/24] net: marvell: mvneta: Simplify EEE configuration Andrew Lunn
2023-05-30 18:03   ` Florian Fainelli
2023-03-31  0:55 ` [RFC/RFTv3 08/24] net: stmmac: Drop usage of phy_init_eee() Andrew Lunn
2023-03-31  0:55 ` [RFC/RFTv3 09/24] net: stmmac: Simplify ethtool get eee Andrew Lunn
2023-05-19  7:11   ` Oleksij Rempel
2023-03-31  0:55 ` [RFC/RFTv3 10/24] net: lan743x: Fixup EEE Andrew Lunn
2023-05-30 18:03   ` Florian Fainelli
2023-03-31  0:55 ` [RFC/RFTv3 11/24] net: fec: Move fec_enet_eee_mode_set() and helper earlier Andrew Lunn
2023-03-31  0:55 ` [RFC/RFTv3 12/24] net: FEC: Fixup EEE Andrew Lunn
2023-05-19 10:27   ` Oleksij Rempel
2023-03-31  0:55 ` [RFC/RFTv3 13/24] net: genet: " Andrew Lunn
2023-05-30 18:01   ` Florian Fainelli
2023-03-31  0:55 ` [RFC/RFTv3 14/24] net: sxgdb: " Andrew Lunn
2023-03-31  0:55 ` [RFC/RFTv3 15/24] net: dsa: mt7530: Swap to using phydev->eee_active Andrew Lunn
2023-03-31  0:55 ` [RFC/RFTv3 16/24] net: dsa: b53: " Andrew Lunn
2023-05-30 18:05   ` Florian Fainelli
2023-03-31  0:55 ` [RFC/RFTv3 17/24] net: phylink: Remove unused phylink_init_eee() Andrew Lunn
2023-03-31  0:55 ` [RFC/RFTv3 18/24] net: phy: remove unused phy_init_eee() Andrew Lunn
2023-03-31  0:55 ` [RFC/RFTv3 19/24] net: usb: lan78xx: Fixup EEE Andrew Lunn
2023-03-31  0:55 ` [RFC/RFTv3 20/24] net: phy: Add phy_support_eee() indicating MAC support EEE Andrew Lunn
2023-05-30 18:16   ` Florian Fainelli
2023-03-31  0:55 ` [RFC/RFTv3 21/24] net: phylink: Add MAC_EEE to mac_capabilites Andrew Lunn
2023-05-30 18:18   ` Florian Fainelli
2023-03-31  0:55 ` [RFC/RFTv3 22/24] net: phylink: Extend mac_capabilities in MAC drivers which support EEE Andrew Lunn
2023-03-31  0:55 ` [RFC/RFTv3 23/24] net: phylib: call phy_support_eee() " Andrew Lunn
2023-03-31  0:55 ` [RFC/RFTv3 24/24] net: phy: Disable EEE advertisement by default Andrew Lunn
2023-05-26  8:56 ` [RFC/RFTv3 00/24] net: ethernet: Rework EEE Oleksij Rempel
2023-05-26 12:08   ` Andrew Lunn
2023-05-26 16:13     ` Florian Fainelli
2023-05-30 18:31 ` Florian Fainelli
2023-05-30 19:35   ` Russell King (Oracle)
2023-05-30 19:49     ` Russell King (Oracle)
2023-05-31  7:14       ` Oleksij Rempel
2023-05-31 14:41         ` Russell King (Oracle)
2023-05-30 19:48   ` Andrew Lunn
2023-05-30 20:03     ` Florian Fainelli
2023-05-30 20:36       ` Russell King (Oracle)
2023-05-30 20:28     ` Russell King (Oracle)
2023-05-30 23:03       ` Florian Fainelli

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