From e0f8ac08d1874c5a81731e5a52d9dd19f0ee3293 Mon Sep 17 00:00:00 2001 From: Felix Riemann Date: Tue, 18 Oct 2022 12:47:54 +0200 Subject: [PATCH] net: phy: dp83822: disable MDI crossover status change interrupt [ Upstream commit 7f378c03aa4952507521174fb0da7b24a9ad0be6 ] If the cable is disconnected the PHY seems to toggle between MDI and MDI-X modes. With the MDI crossover status interrupt active this causes roughly 10 interrupts per second. As the crossover status isn't checked by the driver, the interrupt can be disabled to reduce the interrupt load. Fixes: 87461f7a58ab ("net: phy: DP83822 initial driver submission") Signed-off-by: Felix Riemann Reviewed-by: Andrew Lunn Link: https://lore.kernel.org/r/20221018104755.30025-1-svc.sw.rte.linux@sma.de Signed-off-by: Jakub Kicinski Signed-off-by: Sasha Levin --- drivers/net/phy/dp83822.c | 3 +-- 1 file changed, 1 insertion(+), 2 deletions(-) diff --git a/drivers/net/phy/dp83822.c b/drivers/net/phy/dp83822.c index 8549e0e356c9b..b60db8b6f4774 100644 --- a/drivers/net/phy/dp83822.c +++ b/drivers/net/phy/dp83822.c @@ -254,8 +254,7 @@ static int dp83822_config_intr(struct phy_device *phydev) DP83822_EEE_ERROR_CHANGE_INT_EN); if (!dp83822->fx_enabled) - misr_status |= DP83822_MDI_XOVER_INT_EN | - DP83822_ANEG_ERR_INT_EN | + misr_status |= DP83822_ANEG_ERR_INT_EN | DP83822_WOL_PKT_INT_EN; err = phy_write(phydev, MII_DP83822_MISR2, misr_status);