Commit 62b42481 authored by Horatiu Vultur's avatar Horatiu Vultur Committed by David S. Miller
Browse files

net: lan966x: Fix port configuration when using SGMII interface 



In case the interface between the MAC and the PHY is SGMII, then the bit
GIGA_MODE on the MAC side needs to be set regardless of the speed at
which it is running.

Fixes: d28d6d2e ("net: lan966x: add port module support")
Signed-off-by: default avatarHoratiu Vultur <horatiu.vultur@microchip.com>
Reviewed-by: default avatarMaxime Chevallier <maxime.chevallier@bootlin.com>
Signed-off-by: default avatarDavid S. Miller <davem@davemloft.net>
parent 586e40aa

drivers/net/ethernet/microchip/lan966x/lan966x_port.c

+3 −2
Original line number Diff line number Diff line
@@ -168,9 +168,10 @@ static void lan966x_port_link_up(struct lan966x_port *port) 
	lan966x_taprio_speed_set(port, config->speed);



	/* Also the GIGA_MODE_ENA(1) needs to be set regardless of the

	 * port speed for QSGMII ports.

	 * port speed for QSGMII or SGMII ports.

	 */

	if (phy_interface_num_ports(config->portmode) == 4)

	if (phy_interface_num_ports(config->portmode) == 4 ||

	    config->portmode == PHY_INTERFACE_MODE_SGMII)

		mode = DEV_MAC_MODE_CFG_GIGA_MODE_ENA_SET(1);



	lan_wr(config->duplex | mode,