From e6907a3850b5b4c464e92748481c3c4a8668ff98 Mon Sep 17 00:00:00 2001
From: Russell King <rmk+kernel@armlinux.org.uk>
Date: Mon, 2 Jan 2017 17:52:18 +0000
Subject: net: phy: split out PHY speed and duplex string generation

Other code would like to make use of this, so make the speed and duplex
string generation visible, and place it in a separate file.

Signed-off-by: Russell King <rmk+kernel@armlinux.org.uk>
---
 drivers/net/phy/phy-core.c | 33 +++++++++++++++++++++++++++++++++
 drivers/net/phy/phy.c      | 22 +---------------------
 include/linux/phy.h        |  3 +++
 3 files changed, 37 insertions(+), 21 deletions(-)

diff --git a/drivers/net/phy/phy-core.c b/drivers/net/phy/phy-core.c
index 357a4d0d7641..ffa6c455f3c2 100644
--- a/drivers/net/phy/phy-core.c
+++ b/drivers/net/phy/phy-core.c
@@ -9,6 +9,39 @@
 #include <linux/export.h>
 #include <linux/phy.h>
 
+const char *phy_speed_to_str(int speed)
+{
+	switch (speed) {
+	case SPEED_10:
+		return "10Mbps";
+	case SPEED_100:
+		return "100Mbps";
+	case SPEED_1000:
+		return "1Gbps";
+	case SPEED_2500:
+		return "2.5Gbps";
+	case SPEED_10000:
+		return "10Gbps";
+	case SPEED_UNKNOWN:
+		return "Unknown";
+	default:
+		return "Unsupported (update phy-core.c)";
+	}
+}
+EXPORT_SYMBOL_GPL(phy_speed_to_str);
+
+const char *phy_duplex_to_str(unsigned int duplex)
+{
+	if (duplex == DUPLEX_HALF)
+		return "Half";
+	if (duplex == DUPLEX_FULL)
+		return "Full";
+	if (duplex == DUPLEX_UNKNOWN)
+		return "Unknown";
+	return "Unsupported (update phy-core.c)";
+}
+EXPORT_SYMBOL_GPL(phy_duplex_to_str);
+
 static void mmd_phy_indirect(struct mii_bus *bus, int phy_addr, int devad,
 			     u16 regnum)
 {
diff --git a/drivers/net/phy/phy.c b/drivers/net/phy/phy.c
index 1648c4a9c097..0063b0ca4da6 100644
--- a/drivers/net/phy/phy.c
+++ b/drivers/net/phy/phy.c
@@ -39,26 +39,6 @@
 
 #include <asm/irq.h>
 
-static const char *phy_speed_to_str(int speed)
-{
-	switch (speed) {
-	case SPEED_10:
-		return "10Mbps";
-	case SPEED_100:
-		return "100Mbps";
-	case SPEED_1000:
-		return "1Gbps";
-	case SPEED_2500:
-		return "2.5Gbps";
-	case SPEED_10000:
-		return "10Gbps";
-	case SPEED_UNKNOWN:
-		return "Unknown";
-	default:
-		return "Unsupported (update phy.c)";
-	}
-}
-
 #define PHY_STATE_STR(_state)			\
 	case PHY_##_state:			\
 		return __stringify(_state);	\
@@ -94,7 +74,7 @@ void phy_print_status(struct phy_device *phydev)
 		netdev_info(phydev->attached_dev,
 			"Link is Up - %s/%s - flow control %s\n",
 			phy_speed_to_str(phydev->speed),
-			DUPLEX_FULL == phydev->duplex ? "Full" : "Half",
+			phy_duplex_to_str(phydev->duplex),
 			phydev->pause ? "rx/tx" : "off");
 	} else	{
 		netdev_info(phydev->attached_dev, "Link is Down\n");
diff --git a/include/linux/phy.h b/include/linux/phy.h
index a77e0be9ba37..b610490381b3 100644
--- a/include/linux/phy.h
+++ b/include/linux/phy.h
@@ -654,6 +654,9 @@ struct phy_fixup {
 	int (*run)(struct phy_device *phydev);
 };
 
+const char *phy_speed_to_str(int speed);
+const char *phy_duplex_to_str(unsigned int duplex);
+
 /**
  * phy_read_mmd - Convenience function for reading a register
  * from an MMD on a given PHY.
-- 
cgit