Thread (8 messages) 8 messages, 3 authors, 2025-10-25
STALE266d REVIEWED: 19 (19M)

[PATCH net-next v2 1/6] net: phy: add phy_can_wakeup()

From: Russell King (Oracle) <hidden>
Date: 2025-10-23 09:16:35
Also in: linux-devicetree, lkml, netdev
Subsystem: ethernet phy library, the rest · Maintainers: Andrew Lunn, Heiner Kallweit, Linus Torvalds

Add phy_can_wakeup() to report whether the PHY driver has marked the
PHY device as being wake-up capable as far as the driver model is
concerned.

Reviewed-by: Maxime Chevallier <maxime.chevallier@bootlin.com>
Reviewed-by: Florian Fainelli <florian.fainelli@broadcom.com>
Signed-off-by: Russell King (Oracle) <redacted>
---
 include/linux/phy.h | 12 ++++++++++++
 1 file changed, 12 insertions(+)
diff --git a/include/linux/phy.h b/include/linux/phy.h
index 3c7634482356..3eeeaec52832 100644
--- a/include/linux/phy.h
+++ b/include/linux/phy.h
@@ -1379,6 +1379,18 @@ static inline void phy_disable_eee_mode(struct phy_device *phydev, u32 link_mode
 	linkmode_clear_bit(link_mode, phydev->advertising_eee);
 }
 
+/**
+ * phy_can_wakeup() - indicate whether PHY has driver model wakeup capabilities
+ * @phydev: The phy_device struct
+ *
+ * Returns: true/false depending on the PHY driver's device_set_wakeup_capable()
+ * setting.
+ */
+static inline bool phy_can_wakeup(struct phy_device *phydev)
+{
+	return device_can_wakeup(&phydev->mdio.dev);
+}
+
 void phy_resolve_aneg_pause(struct phy_device *phydev);
 void phy_resolve_aneg_linkmode(struct phy_device *phydev);
 
-- 
2.47.3

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