netdev - [PATCH net-next v4 18/18] net: stmmac: remove stmmac_lpi_entry_timer

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Message-Id: <E1tVZEq-0002LQ-PC@rmk-PC.armlinux.org.uk>
Date: Wed, 08 Jan 2025 16:49:00 +0000
From: "Russell King (Oracle)" <rmk+kernel@...linux.org.uk>
To: Andrew Lunn <andrew@...n.ch>,
	Heiner Kallweit <hkallweit1@...il.com>
Cc: Alexandre Torgue <alexandre.torgue@...s.st.com>,
	Andrew Lunn <andrew+netdev@...n.ch>,
	"David S. Miller" <davem@...emloft.net>,
	Eric Dumazet <edumazet@...gle.com>,
	Jakub Kicinski <kuba@...nel.org>,
	Jose Abreu <joabreu@...opsys.com>,
	linux-arm-kernel@...ts.infradead.org,
	linux-stm32@...md-mailman.stormreply.com,
	Maxime Coquelin <mcoquelin.stm32@...il.com>,
	netdev@...r.kernel.org,
	Paolo Abeni <pabeni@...hat.com>
Subject: [PATCH net-next v4 18/18] net: stmmac: remove
 stmmac_lpi_entry_timer_config()

Remove stmmac_lpi_entry_timer_config(), setting priv->eee_sw_timer_en
at the original call sites, and calling the appropriate
stmmac_xxx_hw_lpi_timer() function. No functional change.

Reviewed-by: Andrew Lunn <andrew@...n.ch>
Tested-by: Choong Yong Liang <yong.liang.choong@...ux.intel.com>
Signed-off-by: Russell King (Oracle) <rmk+kernel@...linux.org.uk>
---
 .../net/ethernet/stmicro/stmmac/stmmac_main.c | 21 +++++++------------
 1 file changed, 8 insertions(+), 13 deletions(-)

diff --git a/drivers/net/ethernet/stmicro/stmmac/stmmac_main.c b/drivers/net/ethernet/stmicro/stmmac/stmmac_main.c
index 05fee963c1c4..ba4659055aa5 100644
--- a/drivers/net/ethernet/stmicro/stmmac/stmmac_main.c
+++ b/drivers/net/ethernet/stmicro/stmmac/stmmac_main.c
@@ -400,16 +400,6 @@ 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)
-{
-	/* Clear/set the SW EEE timer flag based on LPI ET enablement */
-	priv->eee_sw_timer_en = en ? 0 : 1;
-	if (en)
-		stmmac_enable_hw_lpi_timer(priv);
-	else
-		stmmac_disable_hw_lpi_timer(priv);
-}
-
 /**
  * stmmac_enable_eee_mode - check and enter in LPI mode
  * @priv: driver private structure
@@ -489,7 +479,8 @@ static void stmmac_eee_init(struct stmmac_priv *priv, bool active)
 	if (!priv->eee_active) {
 		if (priv->eee_enabled) {
 			netdev_dbg(priv->dev, "disable EEE\n");
-			stmmac_lpi_entry_timer_config(priv, 0);
+			priv->eee_sw_timer_en = true;
+			stmmac_disable_hw_lpi_timer(priv);
 			del_timer_sync(&priv->eee_ctrl_timer);
 			stmmac_set_eee_timer(priv, priv->hw, 0,
 					     STMMAC_DEFAULT_TWT_LS);
@@ -513,11 +504,15 @@ static void stmmac_eee_init(struct stmmac_priv *priv, bool active)
 	}
 
 	if (priv->plat->has_gmac4 && priv->tx_lpi_timer <= STMMAC_ET_MAX) {
+		/* Use hardware LPI mode */
 		del_timer_sync(&priv->eee_ctrl_timer);
 		priv->tx_path_in_lpi_mode = false;
-		stmmac_lpi_entry_timer_config(priv, 1);
+		priv->eee_sw_timer_en = false;
+		stmmac_enable_hw_lpi_timer(priv);
 	} else {
-		stmmac_lpi_entry_timer_config(priv, 0);
+		/* Use software LPI mode */
+		priv->eee_sw_timer_en = true;
+		stmmac_disable_hw_lpi_timer(priv);
 		mod_timer(&priv->eee_ctrl_timer,
 			  STMMAC_LPI_T(priv->tx_lpi_timer));
 	}
-- 
2.30.2