netdev - [PATCH net-next 2/2] net: phy: mscc: consider interrupt source in interrupt handler

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Date:   Mon, 16 Mar 2020 22:33:31 +0100
From:   Heiner Kallweit <hkallweit1@...il.com>
To:     Andrew Lunn <andrew@...n.ch>,
        Florian Fainelli <f.fainelli@...il.com>,
        Russell King - ARM Linux <linux@...linux.org.uk>,
        David Miller <davem@...emloft.net>
Cc:     "netdev@...r.kernel.org" <netdev@...r.kernel.org>
Subject: [PATCH net-next 2/2] net: phy: mscc: consider interrupt source in
 interrupt handler

Trigger the respective interrupt handler functionality only if the
related interrupt source bit is set.

Signed-off-by: Heiner Kallweit <hkallweit1@...il.com>
---
 drivers/net/phy/mscc/mscc_main.c | 7 +++++--
 1 file changed, 5 insertions(+), 2 deletions(-)

diff --git a/drivers/net/phy/mscc/mscc_main.c b/drivers/net/phy/mscc/mscc_main.c
index 4727aba8e..2f6229a70 100644
--- a/drivers/net/phy/mscc/mscc_main.c
+++ b/drivers/net/phy/mscc/mscc_main.c
@@ -1437,8 +1437,11 @@ static irqreturn_t vsc8584_handle_interrupt(struct phy_device *phydev)
 	if (irq_status < 0 || !(irq_status & MII_VSC85XX_INT_MASK_MASK))
 		return IRQ_NONE;
 
-	vsc8584_handle_macsec_interrupt(phydev);
-	phy_mac_interrupt(phydev);
+	if (irq_status & MII_VSC85XX_INT_MASK_EXT)
+		vsc8584_handle_macsec_interrupt(phydev);
+
+	if (irq_status & MII_VSC85XX_INT_MASK_LINK_CHG)
+		phy_mac_interrupt(phydev);
 
 	return IRQ_HANDLED;
 }
-- 
2.25.1