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net: stmmac: split hardware LPI timer control

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Provide stmmac_disable_hw_lpi_timer() and stmmac_enable_hw_lpi_timer()
to control the hardware transmit LPI timer.

Reviewed-by: Andrew Lunn <andrew@lunn.ch>
Tested-by: Choong Yong Liang <yong.liang.choong@linux.intel.com>
Signed-off-by: Russell King (Oracle) <rmk+kernel@armlinux.org.uk>
Link: https://patch.msgid.link/E1tVZEl-0002LK-LA@rmk-PC.armlinux.org.uk
Signed-off-by: Jakub Kicinski <kuba@kernel.org>
This commit is contained in:
Russell King (Oracle) 2025-01-08 16:48:55 +00:00 committed by Jakub Kicinski
parent 27af081642
commit 17f47da103
1 changed files with 14 additions and 4 deletions
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18
drivers/net/ethernet/stmicro/stmmac/stmmac_main.c
View File

@ -390,14 +390,24 @@ static inline u32 stmmac_rx_dirty(struct stmmac_priv *priv, u32 queue)
return dirty;
}
static void stmmac_disable_hw_lpi_timer(struct stmmac_priv *priv)
{
stmmac_set_eee_lpi_timer(priv, priv->hw, 0);
}
static void stmmac_enable_hw_lpi_timer(struct stmmac_priv *priv)
{
stmmac_set_eee_lpi_timer(priv, priv->hw, priv->tx_lpi_timer);
}
static void stmmac_lpi_entry_timer_config(struct stmmac_priv *priv, bool en)
{
u32 tx_lpi_timer;
/* Clear/set the SW EEE timer flag based on LPI ET enablement */
priv->eee_sw_timer_en = en ? 0 : 1;
tx_lpi_timer = en ? priv->tx_lpi_timer : 0;
stmmac_set_eee_lpi_timer(priv, priv->hw, tx_lpi_timer);
if (en)
stmmac_enable_hw_lpi_timer(priv);
else
stmmac_disable_hw_lpi_timer(priv);
}
/**