linux-kernel - [PATCH net-next v2 2/2] net: phy: qcom: qca808x: fill in possible

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Message-ID: <20240228172452.2456842-3-robimarko@gmail.com>
Date: Wed, 28 Feb 2024 18:24:10 +0100
From: Robert Marko <robimarko@...il.com>
To: andersson@...nel.org,
	konrad.dybcio@...aro.org,
	andrew@...n.ch,
	hkallweit1@...il.com,
	linux@...linux.org.uk,
	davem@...emloft.net,
	edumazet@...gle.com,
	kuba@...nel.org,
	pabeni@...hat.com,
	linux-arm-msm@...r.kernel.org,
	netdev@...r.kernel.org,
	linux-kernel@...r.kernel.org
Cc: Robert Marko <robimarko@...il.com>
Subject: [PATCH net-next v2 2/2] net: phy: qcom: qca808x: fill in possible_interfaces

Currently QCA808x driver does not fill the possible_interfaces.
2.5G QCA808x support SGMII and 2500Base-X while 1G model only supports
SGMII, so fill the possible_interfaces accordingly.

Signed-off-by: Robert Marko <robimarko@...il.com>
---
 drivers/net/phy/qcom/qca808x.c | 12 ++++++++++++
 1 file changed, 12 insertions(+)

diff --git a/drivers/net/phy/qcom/qca808x.c b/drivers/net/phy/qcom/qca808x.c
index a4c61a8e07c3..5048304ccc9e 100644
--- a/drivers/net/phy/qcom/qca808x.c
+++ b/drivers/net/phy/qcom/qca808x.c
@@ -167,6 +167,16 @@ static bool qca808x_is_1g_only(struct phy_device *phydev)
 	return !!(QCA808X_PHY_CHIP_TYPE_1G & ret);
 }
 
+static void qca808x_fill_possible_interfaces(struct phy_device *phydev)
+{
+	unsigned long *possible = phydev->possible_interfaces;
+
+	__set_bit(PHY_INTERFACE_MODE_SGMII, possible);
+
+	if (!qca808x_is_1g_only(phydev))
+		__set_bit(PHY_INTERFACE_MODE_2500BASEX, possible);
+}
+
 static int qca808x_probe(struct phy_device *phydev)
 {
 	struct device *dev = &phydev->mdio.dev;
@@ -231,6 +241,8 @@ static int qca808x_config_init(struct phy_device *phydev)
 		}
 	}
 
+	qca808x_fill_possible_interfaces(phydev);
+
 	/* Configure adc threshold as 100mv for the link 10M */
 	return at803x_debug_reg_mask(phydev, QCA808X_PHY_DEBUG_ADC_THRESHOLD,
 				     QCA808X_ADC_THRESHOLD_MASK,
-- 
2.44.0