linux-kernel - [PATCH net-next 02/10] net: phy: phylink: allow 10GKR interface to use in-band negotiation

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Message-Id: <20180316103351.16616-3-antoine.tenart@bootlin.com>
Date:   Fri, 16 Mar 2018 11:33:43 +0100
From:   Antoine Tenart <antoine.tenart@...tlin.com>
To:     davem@...emloft.net, kishon@...com, linux@...linux.org.uk,
        gregory.clement@...tlin.com, andrew@...n.ch, jason@...edaemon.net,
        sebastian.hesselbarth@...il.com
Cc:     Antoine Tenart <antoine.tenart@...tlin.com>,
        netdev@...r.kernel.org, linux-kernel@...r.kernel.org,
        thomas.petazzoni@...tlin.com, maxime.chevallier@...tlin.com,
        miquel.raynal@...tlin.com, nadavh@...vell.com, stefanc@...vell.com,
        ymarkman@...vell.com, mw@...ihalf.com,
        linux-arm-kernel@...ts.infradead.org
Subject: [PATCH net-next 02/10] net: phy: phylink: allow 10GKR interface to use in-band negotiation

The PHY mode 10GKR can use in-band negotiation. This patches allows this
mode to be used with MLO_AN_INBAND in phylink.

Signed-off-by: Antoine Tenart <antoine.tenart@...tlin.com>
---
 drivers/net/phy/phylink.c | 3 ++-
 1 file changed, 2 insertions(+), 1 deletion(-)

diff --git a/drivers/net/phy/phylink.c b/drivers/net/phy/phylink.c
index 51a011a349fe..7224b005f0dd 100644
--- a/drivers/net/phy/phylink.c
+++ b/drivers/net/phy/phylink.c
@@ -768,7 +768,8 @@ int phylink_of_phy_connect(struct phylink *pl, struct device_node *dn,
 	/* Fixed links and 802.3z are handled without needing a PHY */
 	if (pl->link_an_mode == MLO_AN_FIXED ||
 	    (pl->link_an_mode == MLO_AN_INBAND &&
-	     phy_interface_mode_is_8023z(pl->link_interface)))
+	     (phy_interface_mode_is_8023z(pl->link_interface) ||
+	      pl->link_interface == PHY_INTERFACE_MODE_10GKR)))
 		return 0;
 
 	phy_node = of_parse_phandle(dn, "phy-handle", 0);
-- 
2.14.3