Subject: [net-next PATCH 2/3] net: phy: move mmd_phy_indirect to generic header

From: Christian Marangi <[email-masked]>
Date: Sun, 26 Nov 2023 01:37:47 +0100

Move mmd_phy_indirect function from phy-core to generic phy.h to permit
future usage for PHY package read/write_mmd.

Signed-off-by: Christian Marangi <[email-masked]>
---
 drivers/net/phy/phy-core.c | 14 --------------
 include/linux/phy.h        | 14 ++++++++++++++
 2 files changed, 14 insertions(+), 14 deletions(-)

diff --git a/drivers/net/phy/phy-core.c b/drivers/net/phy/phy-core.c
index 966c93cbe616..b4f80847eefd 100644
--- a/drivers/net/phy/phy-core.c
+++ b/drivers/net/phy/phy-core.c
@@ -526,20 +526,6 @@ int phy_speed_down_core(struct phy_device *phydev)
 	return 0;
 }
 
-static void mmd_phy_indirect(struct mii_bus *bus, int phy_addr, int devad,
-			     u16 regnum)
-{
-	/* Write the desired MMD Devad */
-	__mdiobus_write(bus, phy_addr, MII_MMD_CTRL, devad);
-
-	/* Write the desired MMD register address */
-	__mdiobus_write(bus, phy_addr, MII_MMD_DATA, regnum);
-
-	/* Select the Function : DATA with no post increment */
-	__mdiobus_write(bus, phy_addr, MII_MMD_CTRL,
-			devad | MII_MMD_CTRL_NOINCR);
-}
-
 /**
  * __phy_read_mmd - Convenience function for reading a register
  * from an MMD on a given PHY.
diff --git a/include/linux/phy.h b/include/linux/phy.h
index 8253c7871d68..984bca9a82f4 100644
--- a/include/linux/phy.h
+++ b/include/linux/phy.h
@@ -1316,6 +1316,20 @@ static inline int __phy_modify_changed(struct phy_device *phydev, u32 regnum,
 					regnum, mask, set);
 }
 
+static inline void mmd_phy_indirect(struct mii_bus *bus, int phy_addr, int devad,
+				    u16 regnum)
+{
+	/* Write the desired MMD Devad */
+	__mdiobus_write(bus, phy_addr, MII_MMD_CTRL, devad);
+
+	/* Write the desired MMD register address */
+	__mdiobus_write(bus, phy_addr, MII_MMD_DATA, regnum);
+
+	/* Select the Function : DATA with no post increment */
+	__mdiobus_write(bus, phy_addr, MII_MMD_CTRL,
+			devad | MII_MMD_CTRL_NOINCR);
+}
+
 /*
  * phy_read_mmd - Convenience function for reading a register
  * from an MMD on a given PHY.
-- 
2.40.1