[net-next,RFC,09/14] net: phy: move mmd_phy_indirect to generic header

Commit Message

Christian Marangi Nov. 20, 2023, 1:50 p.m. UTC

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 <[e-mail]>
---
 drivers/net/phy/phy-core.c | 14 --------------
 include/linux/phy.h        | 14 ++++++++++++++
 2 files changed, 14 insertions(+), 14 deletions(-)

Patch

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 8af0a8a72b88..dd2381652dd1 100644
--- a/include/linux/phy.h
+++ b/include/linux/phy.h
@@ -1361,6 +1361,20 @@  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.