if the autoneg was start by the hw wait it to be finished
Signed-off-by: Jean-Christophe PLAGNIOL-VILLARD <[email protected]>
---
drivers/net/phy/phy.c | 26 ++++++++++++++++++++++++++
1 file changed, 26 insertions(+)
diff --git a/drivers/net/phy/phy.c b/drivers/net/phy/phy.c
index 0c2e602..43738c2 100644
--- a/drivers/net/phy/phy.c
+++ b/drivers/net/phy/phy.c
@@ -28,6 +28,25 @@
#define PHY_AN_TIMEOUT 10
static int genphy_config_init(struct phy_device *phydev);
+static int phy_aneg_done(struct phy_device *phydev);
+
+static int phy_wait_aneg_read_status(struct phy_device *dev, struct phy_driver
*drv)
+{
+ int ret;
+
+ if (AUTONEG_ENABLE != dev->autoneg)
+ return 0;
+
+ ret = phy_aneg_done(dev);
+ if (ret)
+ return ret;
+
+ /*
+ * re-read the status as the aneg may not be finished
+ * when we read it the first time
+ */
+ return drv->read_status(dev);
+}
int phy_update_status(struct phy_device *dev)
{
@@ -35,11 +54,18 @@ int phy_update_status(struct phy_device *dev)
struct eth_device *edev = dev->attached_dev;
int ret;
int oldspeed = dev->speed, oldduplex = dev->duplex;
+ int old_link = dev->link;
ret = drv->read_status(dev);
if (ret)
return ret;
+ if (dev->link && !old_link) {
+ ret = phy_wait_aneg_read_status(dev, drv);
+ if (ret)
+ return ret;
+ }
+
if (dev->speed == oldspeed && dev->duplex == oldduplex)
return 0;
--
1.7.10.4
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