netdev - [PATCH net-next] net: phy: remove states PHY_STARTING and PHY

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Date:   Sat, 10 Nov 2018 23:40:50 +0100
From:   Heiner Kallweit <hkallweit1@...il.com>
To:     Andrew Lunn <andrew@...n.ch>,
        Florian Fainelli <f.fainelli@...il.com>,
        David Miller <davem@...emloft.net>
Cc:     "netdev@...r.kernel.org" <netdev@...r.kernel.org>
Subject: [PATCH net-next] net: phy: remove states PHY_STARTING and PHY_PENDING

Both states aren't used. Most likely they result from an idea that
never materialized. So remove them.

Signed-off-by: Heiner Kallweit <hkallweit1@...il.com>
---
 drivers/net/phy/phy.c |  7 -------
 include/linux/phy.h   | 22 ++--------------------
 2 files changed, 2 insertions(+), 27 deletions(-)

diff --git a/drivers/net/phy/phy.c b/drivers/net/phy/phy.c
index 62a7105c3..4f2606d50 100644
--- a/drivers/net/phy/phy.c
+++ b/drivers/net/phy/phy.c
@@ -46,9 +46,7 @@ static const char *phy_state_to_str(enum phy_state st)
 {
 	switch (st) {
 	PHY_STATE_STR(DOWN)
-	PHY_STATE_STR(STARTING)
 	PHY_STATE_STR(READY)
-	PHY_STATE_STR(PENDING)
 	PHY_STATE_STR(UP)
 	PHY_STATE_STR(RUNNING)
 	PHY_STATE_STR(NOLINK)
@@ -852,9 +850,6 @@ void phy_start(struct phy_device *phydev)
 	mutex_lock(&phydev->lock);
 
 	switch (phydev->state) {
-	case PHY_STARTING:
-		phydev->state = PHY_PENDING;
-		break;
 	case PHY_READY:
 		phydev->state = PHY_UP;
 		break;
@@ -902,9 +897,7 @@ void phy_state_machine(struct work_struct *work)
 
 	switch (phydev->state) {
 	case PHY_DOWN:
-	case PHY_STARTING:
 	case PHY_READY:
-	case PHY_PENDING:
 		break;
 	case PHY_UP:
 		needs_aneg = true;
diff --git a/include/linux/phy.h b/include/linux/phy.h
index 0595f1e99..aa8f797b4 100644
--- a/include/linux/phy.h
+++ b/include/linux/phy.h
@@ -271,29 +271,13 @@ struct phy_device *mdiobus_scan(struct mii_bus *bus, int addr);
  * DOWN: PHY device and driver are not ready for anything.  probe
  * should be called if and only if the PHY is in this state,
  * given that the PHY device exists.
- * - PHY driver probe function will, depending on the PHY, set
- * the state to STARTING or READY
- *
- * STARTING:  PHY device is coming up, and the ethernet driver is
- * not ready.  PHY drivers may set this in the probe function.
- * If they do, they are responsible for making sure the state is
- * eventually set to indicate whether the PHY is UP or READY,
- * depending on the state when the PHY is done starting up.
- * - PHY driver will set the state to READY
- * - start will set the state to PENDING
+ * - PHY driver probe function will set the state to READY
  *
  * READY: PHY is ready to send and receive packets, but the
  * controller is not.  By default, PHYs which do not implement
- * probe will be set to this state by phy_probe().  If the PHY
- * driver knows the PHY is ready, and the PHY state is STARTING,
- * then it sets this STATE.
+ * probe will be set to this state by phy_probe().
  * - start will set the state to UP
  *
- * PENDING: PHY device is coming up, but the ethernet driver is
- * ready.  phy_start will set this state if the PHY state is
- * STARTING.
- * - PHY driver will set the state to UP when the PHY is ready
- *
  * UP: The PHY and attached device are ready to do work.
  * Interrupts should be started here.
  * - timer moves to NOLINK or RUNNING
@@ -330,9 +314,7 @@ struct phy_device *mdiobus_scan(struct mii_bus *bus, int addr);
  */
 enum phy_state {
 	PHY_DOWN = 0,
-	PHY_STARTING,
 	PHY_READY,
-	PHY_PENDING,
 	PHY_UP,
 	PHY_RUNNING,
 	PHY_NOLINK,
-- 
2.19.1