[PATCH net-next v2 02/17] net: stmmac: move tx_lpi_timer tracking to phylib

[Andrew Lunn]

On Mon, Jan 06, 2025 at 12:24:53PM +0000, Russell King (Oracle) wrote:
> When stmmac_ethtool_op_get_eee() is called, stmmac sets the tx_lpi_timer
> and tx_lpi_enabled members, and then calls into phylink and thus phylib.
> phylib overwrites these members.
> 
> phylib will also cause a link down/link up transition when settings
> that impact the MAC have been changed.
> 
> Convert stmmac to use the tx_lpi_timer setting in struct phy_device,
> updating priv->tx_lpi_timer each time when the link comes up, rather
> than trying to maintain this user setting itself. We initialise the
> phylib tx_lpi_timer setting by doing a get_ee-modify-set_eee sequence
> with the last known priv->tx_lpi_timer value. In order for this to work
> correctly, we also need this member to be initialised earlier.
> 
> As stmmac_eee_init() is no longer called outside of stmmac_main.c, make
> it static.
> 
> Signed-off-by: Russell King (Oracle) <rmk+kernel at armlinux.org.uk>

Reviewed-by: Andrew Lunn <andrew at lunn.ch>

    Andrew