mirror of https://github.com/hak5/openwrt-owl.git
55 lines
1.4 KiB
Diff
55 lines
1.4 KiB
Diff
From: Russell King <rmk+kernel@armlinux.org.uk>
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Date: Fri, 13 Jan 2017 11:17:30 +0000
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Subject: [PATCH] net: phy: hook up clause 45 autonegotiation restart
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genphy_restart_aneg() can only restart autonegotiation on clause 22
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PHYs. Add a phy_restart_aneg() function which selects between the
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clause 22 and clause 45 restart functionality depending on the PHY
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type.
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Signed-off-by: Russell King <rmk+kernel@armlinux.org.uk>
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---
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--- a/drivers/net/phy/phy.c
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+++ b/drivers/net/phy/phy.c
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@@ -134,6 +134,24 @@ static int phy_config_interrupt(struct p
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return 0;
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}
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+/**
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+ * phy_restart_aneg - restart auto-negotiation
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+ * @phydev: target phy_device struct
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+ *
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+ * Restart the autonegotiation on @phydev. Returns >= 0 on success or
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+ * negative errno on error.
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+ */
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+static int phy_restart_aneg(struct phy_device *phydev)
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+{
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+ int ret;
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+
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+ if (phydev->is_c45)
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+ ret = genphy_c45_restart_aneg(phydev);
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+ else
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+ ret = genphy_restart_aneg(phydev);
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+
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+ return ret;
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+}
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/**
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* phy_aneg_done - return auto-negotiation status
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@@ -1439,3 +1457,14 @@ int phy_ethtool_set_link_ksettings(struc
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return phy_ethtool_ksettings_set(phydev, cmd);
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}
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EXPORT_SYMBOL(phy_ethtool_set_link_ksettings);
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+
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+int phy_ethtool_nway_reset(struct net_device *ndev)
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+{
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+ struct phy_device *phydev = ndev->phydev;
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+
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+ if (!phydev)
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+ return -ENODEV;
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+
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+ return phy_restart_aneg(phydev);
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+}
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+EXPORT_SYMBOL(phy_ethtool_nway_reset);
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