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From: "Russell King (Oracle)" <rmk+kernel@armlinux.org.uk>
To: Andrew Lunn <andrew@lunn.ch>, Heiner Kallweit <hkallweit1@gmail.com>
Cc: Eric Woudstra <ericwouds@gmail.com>,
	Andrew Lunn <andrew+netdev@lunn.ch>,
	"David S. Miller" <davem@davemloft.net>,
	Eric Dumazet <edumazet@google.com>,
	Jakub Kicinski <kuba@kernel.org>, Paolo Abeni <pabeni@redhat.com>,
	Maxime Coquelin <mcoquelin.stm32@gmail.com>,
	Alexandre Torgue <alexandre.torgue@foss.st.com>,
	netdev@vger.kernel.org, linux-stm32@st-md-mailman.stormreply.com,
	linux-arm-kernel@lists.infradead.org
Subject: [PATCH net-next 3/9] net: stmmac: simplify TX cleanup decision for ending sw LPI mode
Date: Mon, 13 Jan 2025 11:45:50 +0000	[thread overview]
Message-ID: <E1tXItC-000MB6-54@rmk-PC.armlinux.org.uk> (raw)
In-Reply-To: <Z4T84SbaC4D-fN5y@shell.armlinux.org.uk>

As mentioned in "net: stmmac: correct priv->eee_sw_timer_en setting",
we can simplify some fast-path tests.

The transmit cleaning path checks whether EEE is enabled, the transmit
path is not in LPI mode, and that we're using software timed mode.
Since the above mentioned commit, checking whether EEE is enabled is
no longer necessary as priv->eee_sw_timer_en will be false when EEE is
disabled. Simplify this test.

Signed-off-by: Russell King (Oracle) <rmk+kernel@armlinux.org.uk>
---
 drivers/net/ethernet/stmicro/stmmac/stmmac_main.c | 3 +--
 1 file changed, 1 insertion(+), 2 deletions(-)

diff --git a/drivers/net/ethernet/stmicro/stmmac/stmmac_main.c b/drivers/net/ethernet/stmicro/stmmac/stmmac_main.c
index f1e416b03349..e8667848e0ee 100644
--- a/drivers/net/ethernet/stmicro/stmmac/stmmac_main.c
+++ b/drivers/net/ethernet/stmicro/stmmac/stmmac_main.c
@@ -2782,8 +2782,7 @@ static int stmmac_tx_clean(struct stmmac_priv *priv, int budget, u32 queue,
 			xmits = budget;
 	}
 
-	if (priv->eee_enabled && !priv->tx_path_in_lpi_mode &&
-	    priv->eee_sw_timer_en) {
+	if (priv->eee_sw_timer_en && !priv->tx_path_in_lpi_mode) {
 		if (stmmac_enable_eee_mode(priv))
 			mod_timer(&priv->eee_ctrl_timer, STMMAC_LPI_T(priv->tx_lpi_timer));
 	}
-- 
2.30.2



  parent reply	other threads:[~2025-01-13 11:51 UTC|newest]

Thread overview: 11+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2025-01-13 11:45 [PATCH net-next 0/9] net: stmmac: further EEE cleanups (and one fix!) Russell King (Oracle)
2025-01-13 11:45 ` [PATCH net-next 1/9] net: stmmac: rename stmmac_disable_sw_eee_mode() Russell King (Oracle)
2025-01-13 11:45 ` [PATCH net-next 2/9] net: stmmac: correct priv->eee_sw_timer_en setting Russell King (Oracle)
2025-01-13 11:45 ` Russell King (Oracle) [this message]
2025-01-13 11:45 ` [PATCH net-next 4/9] net: stmmac: check priv->eee_sw_timer_en in suspend path Russell King (Oracle)
2025-01-13 11:46 ` [PATCH net-next 5/9] net: stmmac: add stmmac_try_to_start_sw_lpi() Russell King (Oracle)
2025-01-13 11:46 ` [PATCH net-next 6/9] net: stmmac: provide stmmac_eee_tx_busy() Russell King (Oracle)
2025-01-13 11:46 ` [PATCH net-next 7/9] net: stmmac: provide function for restarting sw LPI timer Russell King (Oracle)
2025-01-13 11:46 ` [PATCH net-next 8/9] net: stmmac: combine stmmac_enable_eee_mode() Russell King (Oracle)
2025-01-13 11:46 ` [PATCH net-next 9/9] net: stmmac: restart LPI timer after cleaning transmit descriptors Russell King (Oracle)
2025-01-15  2:50 ` [PATCH net-next 0/9] net: stmmac: further EEE cleanups (and one fix!) patchwork-bot+netdevbpf

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