linux-kernel - [PATCH 1/3] net: macb: fix for fixed-link mode

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Message-ID: <1574759380-102986-1-git-send-email-mparab@cadence.com>
Date:   Tue, 26 Nov 2019 09:09:40 +0000
From:   Milind Parab <mparab@...ence.com>
To:     <andrew@...n.ch>, <antoine.tenart@...tlin.com>
CC:     <nicolas.ferre@...rochip.com>, <davem@...emloft.net>,
        <netdev@...r.kernel.org>, <f.fainelli@...il.com>,
        <hkallweit1@...il.com>, <linux-kernel@...r.kernel.org>,
        <dkangude@...ence.com>, <pthombar@...ence.com>,
        Milind Parab <mparab@...ence.com>
Subject: [PATCH 1/3] net: macb: fix for fixed-link mode

This patch fix the issue with fixed link mode in macb.

Signed-off-by: Milind Parab <mparab@...ence.com>
---
 drivers/net/ethernet/cadence/macb_main.c | 12 ++++--------
 1 file changed, 4 insertions(+), 8 deletions(-)

diff --git a/drivers/net/ethernet/cadence/macb_main.c b/drivers/net/ethernet/cadence/macb_main.c
index d5ae2e1e0b0e..5e6d27d33d43 100644
--- a/drivers/net/ethernet/cadence/macb_main.c
+++ b/drivers/net/ethernet/cadence/macb_main.c
@@ -617,15 +617,11 @@ static int macb_phylink_connect(struct macb *bp)
 	struct phy_device *phydev;
 	int ret;
 
-	if (bp->pdev->dev.of_node &&
-	    of_parse_phandle(bp->pdev->dev.of_node, "phy-handle", 0)) {
+	if (bp->pdev->dev.of_node)
 		ret = phylink_of_phy_connect(bp->phylink, bp->pdev->dev.of_node,
 					     0);
-		if (ret) {
-			netdev_err(dev, "Could not attach PHY (%d)\n", ret);
-			return ret;
-		}
-	} else {
+
+	if ((!bp->pdev->dev.of_node || ret == -ENODEV) && bp->mii_bus) {
 		phydev = phy_find_first(bp->mii_bus);
 		if (!phydev) {
 			netdev_err(dev, "no PHY found\n");
@@ -635,7 +631,7 @@ static int macb_phylink_connect(struct macb *bp)
 		/* attach the mac to the phy */
 		ret = phylink_connect_phy(bp->phylink, phydev);
 		if (ret) {
-			netdev_err(dev, "Could not attach to PHY (%d)\n", ret);
+			netdev_err(dev, "Could not attach to PHY\n");
 			return ret;
 		}
 	}
-- 
2.17.1