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Message-ID: <20231220155518.15692-8-kabel@kernel.org>
Date: Wed, 20 Dec 2023 16:55:10 +0100
From: Marek Behún <kabel@...nel.org>
To: netdev@...r.kernel.org,
	Andrew Lunn <andrew@...n.ch>,
	"David S. Miller" <davem@...emloft.net>,
	Jakub Kicinski <kuba@...nel.org>,
	Paolo Abeni <pabeni@...hat.com>
Cc: Russell King <rmk+kernel@...linux.org.uk>,
	Alexander Couzens <lynxis@...0.eu>,
	Daniel Golle <daniel@...rotopia.org>,
	Heiner Kallweit <hkallweit1@...il.com>,
	Willy Liu <willy.liu@...ltek.com>,
	Ioana Ciornei <ioana.ciornei@....com>,
	Marek Mojík <marek.mojik@....cz>,
	Maximilián Maliar <maximilian.maliar@....cz>,
	Marek Behún <kabel@...nel.org>
Subject: [PATCH net-next 07/15] net: phy: realtek: set is_c45 and fill in c45 IDs in PHY probe for rtl822x PHYs

If the rtl822x was probed via clause 22 addressing, we need to set
phydev->is_c45 and fill in phydev->c45_ids so that genphy_c45_*
functions will work properly.

Signed-off-by: Marek Behún <kabel@...nel.org>
---
 drivers/net/phy/realtek.c | 18 ++++++++++++++++++
 1 file changed, 18 insertions(+)

diff --git a/drivers/net/phy/realtek.c b/drivers/net/phy/realtek.c
index 52a7022d6a64..c621ce9378c5 100644
--- a/drivers/net/phy/realtek.c
+++ b/drivers/net/phy/realtek.c
@@ -636,6 +636,18 @@ static int rtlgen_write_mmd(struct phy_device *phydev, int dev, u16 reg,
 	return rtl821x_write_page(phydev, 0) ?: ret;
 }
 
+static int rtl822x_probe(struct phy_device *phydev)
+{
+	/* if the PHY was probed via c22, set is_c45 and fill in c45 IDs */
+	if (!phydev->is_c45) {
+		phydev->is_c45 = true;
+
+		return phy_get_c45_ids(phydev);
+	}
+
+	return 0;
+}
+
 static int rtl822x_get_features(struct phy_device *phydev)
 {
 	int val;
@@ -961,6 +973,7 @@ static struct phy_driver realtek_drvs[] = {
 	}, {
 		.name		= "RTL8226 2.5Gbps PHY",
 		.match_phy_device = rtl8226_match_phy_device,
+		.probe		= rtl822x_probe,
 		.get_features	= rtl822x_get_features,
 		.config_aneg	= rtl822x_config_aneg,
 		.read_status	= rtl822x_read_status,
@@ -973,6 +986,7 @@ static struct phy_driver realtek_drvs[] = {
 	}, {
 		PHY_ID_MATCH_EXACT(0x001cc840),
 		.name		= "RTL8226B_RTL8221B 2.5Gbps PHY",
+		.probe		= rtl822x_probe,
 		.get_features	= rtl822x_get_features,
 		.config_aneg	= rtl822x_config_aneg,
 		.read_status	= rtl822x_read_status,
@@ -985,6 +999,7 @@ static struct phy_driver realtek_drvs[] = {
 	}, {
 		PHY_ID_MATCH_EXACT(0x001cc838),
 		.name           = "RTL8226-CG 2.5Gbps PHY",
+		.probe		= rtl822x_probe,
 		.get_features   = rtl822x_get_features,
 		.config_aneg    = rtl822x_config_aneg,
 		.read_status    = rtl822x_read_status,
@@ -997,6 +1012,7 @@ static struct phy_driver realtek_drvs[] = {
 	}, {
 		PHY_ID_MATCH_EXACT(0x001cc848),
 		.name           = "RTL8226B-CG_RTL8221B-CG 2.5Gbps PHY",
+		.probe		= rtl822x_probe,
 		.get_features   = rtl822x_get_features,
 		.config_aneg    = rtl822x_config_aneg,
 		.read_status    = rtl822x_read_status,
@@ -1009,6 +1025,7 @@ static struct phy_driver realtek_drvs[] = {
 	}, {
 		PHY_ID_MATCH_EXACT(0x001cc849),
 		.name           = "RTL8221B-VB-CG 2.5Gbps PHY",
+		.probe		= rtl822x_probe,
 		.get_features   = rtl822x_get_features,
 		.config_aneg    = rtl822x_config_aneg,
 		.read_status    = rtl822x_read_status,
@@ -1021,6 +1038,7 @@ static struct phy_driver realtek_drvs[] = {
 	}, {
 		PHY_ID_MATCH_EXACT(0x001cc84a),
 		.name           = "RTL8221B-VM-CG 2.5Gbps PHY",
+		.probe		= rtl822x_probe,
 		.get_features   = rtl822x_get_features,
 		.config_aneg    = rtl822x_config_aneg,
 		.read_status    = rtl822x_read_status,
-- 
2.41.0


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