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authorRussell King <rmk+kernel@armlinux.org.uk>2019-08-26 12:19:35 +0100
committerRussell King <rmk+kernel@armlinux.org.uk>2020-08-03 22:05:20 +0100
commit1e7e42c9da5889e1f80234ddd9cda017918d45ce (patch)
treebe402e491055860a77e216f6b1651e7ad6f9063f /drivers
parent295bd66613daf679cbab6632d3cca0ffab86e0d3 (diff)
net: phy: provide phy driver start/stop hooks
Provide phy driver start/stop hooks so that the PHY driver knows when the network driver is starting or stopping. This will be used for the Marvell 10G driver so that we can sanely refuse to start if the PHYs firmware is not present, and also so that we can sanely support SFPs behind the PHY. Signed-off-by: Russell King <rmk+kernel@armlinux.org.uk>
Diffstat (limited to 'drivers')
-rw-r--r--drivers/net/phy/phy.c5
1 files changed, 5 insertions, 0 deletions
diff --git a/drivers/net/phy/phy.c b/drivers/net/phy/phy.c
index 56cfae950472..0d3da4369024 100644
--- a/drivers/net/phy/phy.c
+++ b/drivers/net/phy/phy.c
@@ -965,6 +965,8 @@ void phy_stop(struct phy_device *phydev)
sfp_upstream_stop(phydev->sfp_bus);
phydev->state = PHY_HALTED;
+ if (phydev->drv->stop)
+ phydev->drv->stop(phydev);
mutex_unlock(&phydev->lock);
@@ -998,6 +1000,9 @@ void phy_start(struct phy_device *phydev)
goto out;
}
+ if (phydev->drv->start && phydev->drv->start(phydev))
+ goto out;
+
if (phydev->sfp_bus)
sfp_upstream_start(phydev->sfp_bus);