Messages in this thread Patch in this message | | | From | Jose Abreu <> | Subject | [PATCH net-next 1/4] net: phy: xpcs: Return error when 10GKR link errors are found | Date | Fri, 20 Mar 2020 10:53:34 +0100 |
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For 10GKR rate, when link errors are found we need to return fault status so that XPCS is correctly resumed.
Signed-off-by: Jose Abreu <Jose.Abreu@synopsys.com>
--- Cc: Jose Abreu <Jose.Abreu@synopsys.com> Cc: Andrew Lunn <andrew@lunn.ch> Cc: Florian Fainelli <f.fainelli@gmail.com> Cc: Heiner Kallweit <hkallweit1@gmail.com> Cc: Russell King <linux@armlinux.org.uk> Cc: "David S. Miller" <davem@davemloft.net> Cc: netdev@vger.kernel.org Cc: linux-kernel@vger.kernel.org --- drivers/net/phy/mdio-xpcs.c | 4 +++- 1 file changed, 3 insertions(+), 1 deletion(-)
diff --git a/drivers/net/phy/mdio-xpcs.c b/drivers/net/phy/mdio-xpcs.c index 2f4cdf807160..c04e9bf40180 100644 --- a/drivers/net/phy/mdio-xpcs.c +++ b/drivers/net/phy/mdio-xpcs.c @@ -255,8 +255,10 @@ static int xpcs_read_fault(struct mdio_xpcs_args *xpcs, if (ret < 0) return ret; - if (ret & MDIO_PCS_10GBRT_STAT2_ERR) + if (ret & MDIO_PCS_10GBRT_STAT2_ERR) { xpcs_warn(xpcs, state, "Link has errors!\n"); + return -EFAULT; + } return 0; } -- 2.7.4
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