Thread (4 messages) 4 messages, 3 authors, 2017-08-24

[PATCH v3] net: stmmac: Delete dead code for MDIO registration

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STALE3344d

From: Romain Perier <hidden>
Date: 2017-08-23 08:51:07
Also in: lkml
Subsystem: ethernet phy library, networking drivers, stmmac ethernet driver, the rest · Maintainers: Andrew Lunn, Heiner Kallweit, Andrew Lunn, "David S. Miller", Eric Dumazet, Jakub Kicinski, Paolo Abeni, Maxime Chevallier, Linus Torvalds

This code is no longer used, the logging function was changed by commit
fbca164776e4 ("net: stmmac: Use the right logging functi"). It was
previously showing information about the type if the IRQ, if it's polled,
ignored or a normal interrupt. As we don't want information loss, I have
moved this code to phy_attached_print().

Fixes: fbca164776e4 ("net: stmmac: Use the right logging functi")
Signed-off-by: Romain Perier <redacted>
---

Hello,

This is the continuity of "[PATCH v2 0/2] net: stmmac: phy logging fixes",
see https://lkml.org/lkml/2017/8/21/288

Changes in v3:
- Removed patch 2/2: "net: phy: Don't use drv when it is NULL in phy_attached_print",
  fixed upstream by fcd03e362b1c
  ("net: phy: Deal with unbound PHY driver in phy_attached_print()")
- Moved this code to phy_attached_print(), so we have more informations
  about the IRQ (poll, ignore or normal irq) and no information are loss.
- Re-worded commit message

 drivers/net/ethernet/stmicro/stmmac/stmmac_mdio.c | 16 ----------------
 drivers/net/phy/phy_device.c                      | 21 ++++++++++++++++++---
 2 files changed, 18 insertions(+), 19 deletions(-)
diff --git a/drivers/net/ethernet/stmicro/stmmac/stmmac_mdio.c b/drivers/net/ethernet/stmicro/stmmac/stmmac_mdio.c
index 72ec711fcba2..f5f37bfa1d58 100644
--- a/drivers/net/ethernet/stmicro/stmmac/stmmac_mdio.c
+++ b/drivers/net/ethernet/stmicro/stmmac/stmmac_mdio.c
@@ -248,9 +248,6 @@ int stmmac_mdio_register(struct net_device *ndev)
 	found = 0;
 	for (addr = 0; addr < PHY_MAX_ADDR; addr++) {
 		struct phy_device *phydev = mdiobus_get_phy(new_bus, addr);
-		int act = 0;
-		char irq_num[4];
-		char *irq_str;
 
 		if (!phydev)
 			continue;
@@ -273,19 +270,6 @@ int stmmac_mdio_register(struct net_device *ndev)
 		if (priv->plat->phy_addr == -1)
 			priv->plat->phy_addr = addr;
 
-		act = (priv->plat->phy_addr == addr);
-		switch (phydev->irq) {
-		case PHY_POLL:
-			irq_str = "POLL";
-			break;
-		case PHY_IGNORE_INTERRUPT:
-			irq_str = "IGNORE";
-			break;
-		default:
-			sprintf(irq_num, "%d", phydev->irq);
-			irq_str = irq_num;
-			break;
-		}
 		phy_attached_info(phydev);
 		found = 1;
 	}
diff --git a/drivers/net/phy/phy_device.c b/drivers/net/phy/phy_device.c
index 810f6fd2f639..a3ba51808b1a 100644
--- a/drivers/net/phy/phy_device.c
+++ b/drivers/net/phy/phy_device.c
@@ -874,21 +874,36 @@ void phy_attached_info(struct phy_device *phydev)
 }
 EXPORT_SYMBOL(phy_attached_info);
 
-#define ATTACHED_FMT "attached PHY driver [%s] (mii_bus:phy_addr=%s, irq=%d)"
+#define ATTACHED_FMT "attached PHY driver [%s] (mii_bus:phy_addr=%s, irq=%s)"
 void phy_attached_print(struct phy_device *phydev, const char *fmt, ...)
 {
 	const char *drv_name = phydev->drv ? phydev->drv->name : "unbound";
+	char *irq_str;
+	char irq_num[4];
+
+	switch(phydev->irq) {
+	case PHY_POLL:
+		irq_str = "POLL";
+		break;
+	case PHY_IGNORE_INTERRUPT:
+		irq_str = "IGNORE";
+		break;
+	default:
+		snprintf(irq_num, sizeof(irq_str), "%d", phydev->irq);
+		irq_str = irq_num;
+		break;
+	}
 
 	if (!fmt) {
 		dev_info(&phydev->mdio.dev, ATTACHED_FMT "\n",
 			 drv_name, phydev_name(phydev),
-			 phydev->irq);
+			 irq_str);
 	} else {
 		va_list ap;
 
 		dev_info(&phydev->mdio.dev, ATTACHED_FMT,
 			 drv_name, phydev_name(phydev),
-			 phydev->irq);
+			 irq_str);
 
 		va_start(ap, fmt);
 		vprintk(fmt, ap);
-- 
2.11.0
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