netdev - [PATCH RFC net-next 7/9] net: prestera: switch PCS driver to use phylink_pcs_neg

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Message-Id: <E1q1UMO-007FTD-Kv@rmk-PC.armlinux.org.uk>
Date: Tue, 23 May 2023 16:55:40 +0100
From: "Russell King (Oracle)" <rmk+kernel@...linux.org.uk>
To: Andrew Lunn <andrew@...n.ch>,
	Heiner Kallweit <hkallweit1@...il.com>
Cc: Daniel Machon <daniel.machon@...rochip.com>,
	"David S. Miller" <davem@...emloft.net>,
	Eric Dumazet <edumazet@...gle.com>,
	Florian Fainelli <f.fainelli@...il.com>,
	Horatiu Vultur <horatiu.vultur@...rochip.com>,
	Ioana Ciornei <ioana.ciornei@....com>,
	Jakub Kicinski <kuba@...nel.org>,
	Lars Povlsen <lars.povlsen@...rochip.com>,
	linux-arm-kernel@...ts.infradead.org,
	Madalin Bucur <madalin.bucur@....com>,
	Marcin Wojtas <mw@...ihalf.com>,
	Michal Simek <michal.simek@....com>,
	netdev@...r.kernel.org,
	Paolo Abeni <pabeni@...hat.com>,
	Radhey Shyam Pandey <radhey.shyam.pandey@...inx.com>,
	Sean Anderson <sean.anderson@...o.com>,
	Steen Hegelund <Steen.Hegelund@...rochip.com>,
	Taras Chornyi <taras.chornyi@...ision.eu>,
	Thomas Petazzoni <thomas.petazzoni@...tlin.com>,
	UNGLinuxDriver@...rochip.com,
	Vladimir Oltean <olteanv@...il.com>
Subject: [PATCH RFC net-next 7/9] net: prestera: switch PCS driver to use
 phylink_pcs_neg_mode()

Use the newly introduced phylink_pcs_neg_mode() to configure whether
inband-AN should be used.

Signed-off-by: Russell King (Oracle) <rmk+kernel@...linux.org.uk>
---
 drivers/net/ethernet/marvell/prestera/prestera_main.c | 10 ++++------
 1 file changed, 4 insertions(+), 6 deletions(-)

diff --git a/drivers/net/ethernet/marvell/prestera/prestera_main.c b/drivers/net/ethernet/marvell/prestera/prestera_main.c
index 9d504142e51a..2a26f96fbed2 100644
--- a/drivers/net/ethernet/marvell/prestera/prestera_main.c
+++ b/drivers/net/ethernet/marvell/prestera/prestera_main.c
@@ -308,38 +308,36 @@ static int prestera_pcs_config(struct phylink_pcs *pcs,
 {
 	struct prestera_port *port = prestera_pcs_to_port(pcs);
 	struct prestera_port_mac_config cfg_mac;
+	unsigned int neg_mode;
 	int err;
 
+	neg_mode = phylink_pcs_neg_mode(mode, interface, advertising);
+
 	err = prestera_port_cfg_mac_read(port, &cfg_mac);
 	if (err)
 		return err;
 
 	cfg_mac.admin = true;
 	cfg_mac.fec = PRESTERA_PORT_FEC_OFF;
+	cfg_mac.inband = neg_mode == PHYLINK_PCS_NEG_INBAND_ENABLED;
 
 	switch (interface) {
 	case PHY_INTERFACE_MODE_10GBASER:
 		cfg_mac.speed = SPEED_10000;
-		cfg_mac.inband = 0;
 		cfg_mac.mode = PRESTERA_MAC_MODE_SR_LR;
 		break;
 	case PHY_INTERFACE_MODE_2500BASEX:
 		cfg_mac.speed = SPEED_2500;
 		cfg_mac.duplex = DUPLEX_FULL;
-		cfg_mac.inband = test_bit(ETHTOOL_LINK_MODE_Autoneg_BIT,
-					  advertising);
 		cfg_mac.mode = PRESTERA_MAC_MODE_SGMII;
 		break;
 	case PHY_INTERFACE_MODE_SGMII:
-		cfg_mac.inband = 1;
 		cfg_mac.mode = PRESTERA_MAC_MODE_SGMII;
 		break;
 	case PHY_INTERFACE_MODE_1000BASEX:
 	default:
 		cfg_mac.speed = SPEED_1000;
 		cfg_mac.duplex = DUPLEX_FULL;
-		cfg_mac.inband = test_bit(ETHTOOL_LINK_MODE_Autoneg_BIT,
-					  advertising);
 		cfg_mac.mode = PRESTERA_MAC_MODE_1000BASE_X;
 		break;
 	}
-- 
2.30.2