From: Steen Hegelund <steen.hegelund@microchip.com>
Date: Fri, 11 Jun 2021 12:54:52 +0000 (+0200)
Subject: net: sfp: add support for 25G BASE-R SFPs
X-Git-Tag: v5.14-rc1~119^2~195^2~1
X-Git-Url: http://git.ipfire.org/?a=commitdiff_plain;h=452d2c6fbae2c11e3b0c17a3afe7b145db2196e7;p=thirdparty%2Fkernel%2Flinux.git

net: sfp: add support for 25G BASE-R SFPs

Add support for 25gbase-r modules. This is needed for the Sparx5 switch.

Signed-off-by: Steen Hegelund <steen.hegelund@microchip.com>
Signed-off-by: Bjarni Jonasson <bjarni.jonasson@microchip.com>
Reviewed-by: Andrew Lunn <andrew@lunn.ch>
Reviewed-by: Russell King (Oracle) <rmk+kernel@armlinux.org.uk>
Signed-off-by: David S. Miller <davem@davemloft.net>
---

diff --git a/drivers/net/phy/sfp-bus.c b/drivers/net/phy/sfp-bus.c
index e61de66e973b3..1db9cea136906 100644
--- a/drivers/net/phy/sfp-bus.c
+++ b/drivers/net/phy/sfp-bus.c
@@ -392,6 +392,11 @@ EXPORT_SYMBOL_GPL(sfp_parse_support);
 phy_interface_t sfp_select_interface(struct sfp_bus *bus,
 				     unsigned long *link_modes)
 {
+	if (phylink_test(link_modes, 25000baseCR_Full) ||
+	    phylink_test(link_modes, 25000baseKR_Full) ||
+	    phylink_test(link_modes, 25000baseSR_Full))
+		return PHY_INTERFACE_MODE_25GBASER;
+
 	if (phylink_test(link_modes, 10000baseCR_Full) ||
 	    phylink_test(link_modes, 10000baseSR_Full) ||
 	    phylink_test(link_modes, 10000baseLR_Full) ||