netdev - [PATCH 2/2] net: phy: Associate device node with fixed PHY

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Date:   Wed, 22 Jul 2020 17:02:27 +0530
From:   Vikas Singh <vikas.singh@...esoftware.com>
To:     andrew@...n.ch, f.fainelli@...il.com, hkallweit1@...il.com,
        linux@...linux.org.uk, netdev@...r.kernel.org
Cc:     calvin.johnson@....nxp.com, kuldip.dwivedi@...esoftware.com,
        madalin.bucur@....nxp.com, vikas.singh@....com,
        Vikas Singh <vikas.singh@...esoftware.com>
Subject: [PATCH 2/2] net: phy: Associate device node with fixed PHY

This patch will extend "struct fixed_phy_status" by adding new
"struct device *dev" member entry in it.
This change will help to handle the fixed phy registration in
ACPI probe case for fwnodes.

Signed-off-by: Vikas Singh <vikas.singh@...esoftware.com>
---
 drivers/net/phy/fixed_phy.c | 2 ++
 include/linux/phy_fixed.h   | 2 ++
 2 files changed, 4 insertions(+)

diff --git a/drivers/net/phy/fixed_phy.c b/drivers/net/phy/fixed_phy.c
index c4641b1..011c033 100644
--- a/drivers/net/phy/fixed_phy.c
+++ b/drivers/net/phy/fixed_phy.c
@@ -267,6 +267,8 @@ static struct phy_device *__fixed_phy_register(unsigned int irq,
 		phy->duplex = status->duplex;
 		phy->pause = status->pause;
 		phy->asym_pause = status->asym_pause;
+		if (!np)
+			phy->mdio.dev.fwnode = status->dev->fwnode;
 	}

 	of_node_get(np);
diff --git a/include/linux/phy_fixed.h b/include/linux/phy_fixed.h
index 52bc8e4..155fea6 100644
--- a/include/linux/phy_fixed.h
+++ b/include/linux/phy_fixed.h
@@ -8,6 +8,8 @@ struct fixed_phy_status {
 	int duplex;
 	int pause;
 	int asym_pause;
+	/* Associated device node */
+	struct device *dev;
 };

 struct device_node;
-- 
2.7.4

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