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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: Alexandre Torgue <alexandre.torgue@foss.st.com>,
	bcm-kernel-feedback-list@broadcom.com,
	Broadcom internal kernel review list
	<bcm-kernel-feedback-list@broadcom.com>,
	Byungho An <bh74.an@samsung.com>,
	Clark Wang <xiaoning.wang@nxp.com>,
	"David S. Miller" <davem@davemloft.net>,
	Doug Berger <opendmb@gmail.com>,
	Eric Dumazet <edumazet@google.com>,
	Florian Fainelli <florian.fainelli@broadcom.com>,
	Jakub Kicinski <kuba@kernel.org>,
	Jose Abreu <joabreu@synopsys.com>,
	Justin Chen <justin.chen@broadcom.com>,
	linux-arm-kernel@lists.infradead.org,
	linux-stm32@st-md-mailman.stormreply.com,
	Maxime Coquelin <mcoquelin.stm32@gmail.com>,
	netdev@vger.kernel.org, NXP Linux Team <linux-imx@nxp.com>,
	Paolo Abeni <pabeni@redhat.com>,
	Shenwei Wang <shenwei.wang@nxp.com>,
	Vladimir Oltean <olteanv@gmail.com>, Wei Fang <wei.fang@nxp.com>
Subject: [PATCH net-next v2 4/6] net: bcmgenet: remove eee_enabled/eee_active in bcmgenet_get_eee()
Date: Sun, 04 Feb 2024 12:13:17 +0000	[thread overview]
Message-ID: <E1rWbN7-002cCn-RO@rmk-PC.armlinux.org.uk> (raw)
In-Reply-To: <Zb9/O81fVAZw4ANr@shell.armlinux.org.uk>

bcmgenet_get_eee() sets edata->eee_active and edata->eee_enabled from
its own copy, and then calls phy_ethtool_get_eee() which in turn will
call genphy_c45_ethtool_get_eee().

genphy_c45_ethtool_get_eee() will overwrite eee_enabled and eee_active
with its own interpretation from the PHYs settings and negotiation
result.

Therefore, setting these members in bcmgenet_get_eee() is redundant,
and can be removed. This also makes priv->eee.eee_active unnecessary,
so remove this and use a local variable where appropriate.

Reviewed-by: Andrew Lunn <andrew@lunn.ch>
Reviewed-by: Florian Fainelli <florian.fainelli@broadcom.com>
Signed-off-by: Russell King (Oracle) <rmk+kernel@armlinux.org.uk>
---
 drivers/net/ethernet/broadcom/genet/bcmgenet.c | 8 +++-----
 drivers/net/ethernet/broadcom/genet/bcmmii.c   | 5 +++--
 2 files changed, 6 insertions(+), 7 deletions(-)

diff --git a/drivers/net/ethernet/broadcom/genet/bcmgenet.c b/drivers/net/ethernet/broadcom/genet/bcmgenet.c
index 051c31fb17c2..7396e2823e32 100644
--- a/drivers/net/ethernet/broadcom/genet/bcmgenet.c
+++ b/drivers/net/ethernet/broadcom/genet/bcmgenet.c
@@ -1313,7 +1313,6 @@ void bcmgenet_eee_enable_set(struct net_device *dev, bool enable,
 	}
 
 	priv->eee.eee_enabled = enable;
-	priv->eee.eee_active = enable;
 	priv->eee.tx_lpi_enabled = tx_lpi_enabled;
 }
 
@@ -1328,8 +1327,6 @@ static int bcmgenet_get_eee(struct net_device *dev, struct ethtool_keee *e)
 	if (!dev->phydev)
 		return -ENODEV;
 
-	e->eee_enabled = p->eee_enabled;
-	e->eee_active = p->eee_active;
 	e->tx_lpi_enabled = p->tx_lpi_enabled;
 	e->tx_lpi_timer = bcmgenet_umac_readl(priv, UMAC_EEE_LPI_TIMER);
 
@@ -1340,6 +1337,7 @@ static int bcmgenet_set_eee(struct net_device *dev, struct ethtool_keee *e)
 {
 	struct bcmgenet_priv *priv = netdev_priv(dev);
 	struct ethtool_keee *p = &priv->eee;
+	bool active;
 
 	if (GENET_IS_V1(priv))
 		return -EOPNOTSUPP;
@@ -1352,9 +1350,9 @@ static int bcmgenet_set_eee(struct net_device *dev, struct ethtool_keee *e)
 	if (!p->eee_enabled) {
 		bcmgenet_eee_enable_set(dev, false, false);
 	} else {
-		p->eee_active = phy_init_eee(dev->phydev, false) >= 0;
+		active = phy_init_eee(dev->phydev, false) >= 0;
 		bcmgenet_umac_writel(priv, e->tx_lpi_timer, UMAC_EEE_LPI_TIMER);
-		bcmgenet_eee_enable_set(dev, p->eee_active, e->tx_lpi_enabled);
+		bcmgenet_eee_enable_set(dev, active, e->tx_lpi_enabled);
 	}
 
 	return phy_ethtool_set_eee(dev->phydev, e);
diff --git a/drivers/net/ethernet/broadcom/genet/bcmmii.c b/drivers/net/ethernet/broadcom/genet/bcmmii.c
index 97ea76d443ab..cbbe004621bc 100644
--- a/drivers/net/ethernet/broadcom/genet/bcmmii.c
+++ b/drivers/net/ethernet/broadcom/genet/bcmmii.c
@@ -30,6 +30,7 @@ static void bcmgenet_mac_config(struct net_device *dev)
 	struct bcmgenet_priv *priv = netdev_priv(dev);
 	struct phy_device *phydev = dev->phydev;
 	u32 reg, cmd_bits = 0;
+	bool active;
 
 	/* speed */
 	if (phydev->speed == SPEED_1000)
@@ -88,9 +89,9 @@ static void bcmgenet_mac_config(struct net_device *dev)
 	}
 	bcmgenet_umac_writel(priv, reg, UMAC_CMD);
 
-	priv->eee.eee_active = phy_init_eee(phydev, 0) >= 0;
+	active = phy_init_eee(phydev, 0) >= 0;
 	bcmgenet_eee_enable_set(dev,
-				priv->eee.eee_enabled && priv->eee.eee_active,
+				priv->eee.eee_enabled && active,
 				priv->eee.tx_lpi_enabled);
 }
 
-- 
2.30.2


  parent reply	other threads:[~2024-02-04 12:13 UTC|newest]

Thread overview: 16+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2024-02-04 12:12 [PATCH net-next v2 0/6] net: eee network driver cleanups Russell King (Oracle)
2024-02-04 12:13 ` [PATCH net-next v2 1/6] net: stmmac: remove eee_enabled/eee_active in stmmac_ethtool_op_get_eee() Russell King (Oracle)
2024-02-04 20:33   ` Serge Semin
2024-02-04 12:13 ` [PATCH net-next v2 2/6] net: sxgbe: remove eee_enabled/eee_active in sxgbe_get_eee() Russell King (Oracle)
2024-02-04 12:13 ` [PATCH net-next v2 3/6] net: fec: remove eee_enabled/eee_active in fec_enet_get_eee() Russell King (Oracle)
2024-02-04 15:23   ` Andrew Lunn
2024-02-04 12:13 ` Russell King (Oracle) [this message]
2024-02-04 12:13 ` [PATCH net-next v2 5/6] net: bcmasp: remove eee_enabled/eee_active in bcmasp_get_eee() Russell King (Oracle)
2024-02-04 12:13 ` [PATCH net-next v2 6/6] net: dsa: b53: remove eee_enabled/eee_active in b53_get_mac_eee() Russell King (Oracle)
2024-02-06 11:20   ` Vladimir Oltean
2024-02-06 13:12     ` Russell King (Oracle)
2024-02-06 13:29       ` Vladimir Oltean
2024-02-07  4:25         ` Florian Fainelli
2024-02-07 13:52           ` Vladimir Oltean
2024-02-07 13:55   ` Vladimir Oltean
2024-02-07 17:10 ` [PATCH net-next v2 0/6] net: eee network driver cleanups patchwork-bot+netdevbpf

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