From: Florian Fainelli f.fainelli@gmail.com
[ Upstream commit 9f172134dde7e4f5bf4b9139f23a1e741ec1c36e ]
Avoid the PHY library call unnecessarily into the suspend/resume functions by setting phydev->mac_managed_pm to true. The SYSTEMPORT driver essentially does exactly what mdio_bus_phy_resume() does by calling phy_resume().
Fixes: fba863b81604 ("net: phy: make PHY PM ops a no-op if MAC driver manages PHY PM") Signed-off-by: Florian Fainelli f.fainelli@gmail.com Link: https://lore.kernel.org/r/20221025234201.2549360-1-f.fainelli@gmail.com Signed-off-by: Paolo Abeni pabeni@redhat.com Signed-off-by: Sasha Levin sashal@kernel.org --- drivers/net/ethernet/broadcom/bcmsysport.c | 3 +++ 1 file changed, 3 insertions(+)
diff --git a/drivers/net/ethernet/broadcom/bcmsysport.c b/drivers/net/ethernet/broadcom/bcmsysport.c index 47fc8e6963d5..2f01d4b0a9aa 100644 --- a/drivers/net/ethernet/broadcom/bcmsysport.c +++ b/drivers/net/ethernet/broadcom/bcmsysport.c @@ -1991,6 +1991,9 @@ static int bcm_sysport_open(struct net_device *dev) goto out_clk_disable; }
+ /* Indicate that the MAC is responsible for PHY PM */ + phydev->mac_managed_pm = true; + /* Reset house keeping link status */ priv->old_duplex = -1; priv->old_link = -1;