[PATCH 5.15 074/132] net: macb: Specify PHY PM management done by MAC

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From: Sergiu Moga <sergiu.moga@xxxxxxxxxxxxx>

[ Upstream commit 15a9dbec631cd69dfbbfc4e2cbf90c9dd8432a8f ]

The `macb_resume`/`macb_suspend` methods already call the
`phylink_start`/`phylink_stop` methods during their execution so
explicitly say that the PM of the PHY is done by MAC by using the
`mac_managed_pm` flag of the `struct phylink_config`.

This also fixes the warning message issued during resume:
WARNING: CPU: 0 PID: 237 at drivers/net/phy/phy_device.c:323 mdio_bus_phy_resume+0x144/0x148

Depends-on: 96de900ae78e ("net: phylink: add mac_managed_pm in phylink_config structure")
Fixes: 744d23c71af3 ("net: phy: Warn about incorrect mdio_bus_phy_resume() state")
Signed-off-by: Sergiu Moga <sergiu.moga@xxxxxxxxxxxxx>
Reviewed-by: Florian Fainelli <f.fainelli@xxxxxxxxx>
Reviewed-by: Claudiu Beznea <claudiu.beznea@xxxxxxxxxxxxx>
Link: https://lore.kernel.org/r/20221019120929.63098-1-sergiu.moga@xxxxxxxxxxxxx
Signed-off-by: Jakub Kicinski <kuba@xxxxxxxxxx>
Signed-off-by: Sasha Levin <sashal@xxxxxxxxxx>
---
 drivers/net/ethernet/cadence/macb_main.c | 1 +
 1 file changed, 1 insertion(+)

diff --git a/drivers/net/ethernet/cadence/macb_main.c b/drivers/net/ethernet/cadence/macb_main.c
index 3ca3f9d0fd9b..61efb2350412 100644
--- a/drivers/net/ethernet/cadence/macb_main.c
+++ b/drivers/net/ethernet/cadence/macb_main.c
@@ -880,6 +880,7 @@ static int macb_mii_probe(struct net_device *dev)
 
 	bp->phylink_config.dev = &dev->dev;
 	bp->phylink_config.type = PHYLINK_NETDEV;
+	bp->phylink_config.mac_managed_pm = true;
 
 	if (bp->phy_interface == PHY_INTERFACE_MODE_SGMII) {
 		bp->phylink_config.poll_fixed_state = true;
-- 
2.35.1






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