From 4a459bdc7472b0e6bea6d0dd8df66253ac4f3fe2 Mon Sep 17 00:00:00 2001 From: Andrew Lunn Date: Sun, 10 May 2020 21:12:39 +0200 Subject: [PATCH] net: phy: Put interface into oper testing during cable test Since running a cable test is disruptive, put the interface into operative state testing while the test is running. Signed-off-by: Andrew Lunn Reviewed-by: Florian Fainelli Reviewed-by: Michal Kubecek Signed-off-by: Jakub Kicinski --- drivers/net/phy/phy.c | 12 +++++++++++- 1 file changed, 11 insertions(+), 1 deletion(-) diff --git a/drivers/net/phy/phy.c b/drivers/net/phy/phy.c index afdc1c2146ee..9bdc924eea83 100644 --- a/drivers/net/phy/phy.c +++ b/drivers/net/phy/phy.c @@ -492,6 +492,7 @@ static void phy_abort_cable_test(struct phy_device *phydev) int phy_start_cable_test(struct phy_device *phydev, struct netlink_ext_ack *extack) { + struct net_device *dev = phydev->attached_dev; int err = -ENOMEM; if (!(phydev->drv && @@ -525,8 +526,10 @@ int phy_start_cable_test(struct phy_device *phydev, /* Mark the carrier down until the test is complete */ phy_link_down(phydev, true); + netif_testing_on(dev); err = phydev->drv->cable_test_start(phydev); if (err) { + netif_testing_off(dev); phy_link_up(phydev); goto out_free; } @@ -879,6 +882,8 @@ EXPORT_SYMBOL(phy_free_interrupt); */ void phy_stop(struct phy_device *phydev) { + struct net_device *dev = phydev->attached_dev; + if (!phy_is_started(phydev)) { WARN(1, "called from state %s\n", phy_state_to_str(phydev->state)); @@ -887,8 +892,10 @@ void phy_stop(struct phy_device *phydev) mutex_lock(&phydev->lock); - if (phydev->state == PHY_CABLETEST) + if (phydev->state == PHY_CABLETEST) { phy_abort_cable_test(phydev); + netif_testing_off(dev); + } if (phydev->sfp_bus) sfp_upstream_stop(phydev->sfp_bus); @@ -950,6 +957,7 @@ void phy_state_machine(struct work_struct *work) struct delayed_work *dwork = to_delayed_work(work); struct phy_device *phydev = container_of(dwork, struct phy_device, state_queue); + struct net_device *dev = phydev->attached_dev; bool needs_aneg = false, do_suspend = false; enum phy_state old_state; bool finished = false; @@ -975,6 +983,7 @@ void phy_state_machine(struct work_struct *work) err = phydev->drv->cable_test_get_status(phydev, &finished); if (err) { phy_abort_cable_test(phydev); + netif_testing_off(dev); needs_aneg = true; phydev->state = PHY_UP; break; @@ -982,6 +991,7 @@ void phy_state_machine(struct work_struct *work) if (finished) { ethnl_cable_test_finished(phydev); + netif_testing_off(dev); needs_aneg = true; phydev->state = PHY_UP; }