7 files changed, 61 insertions, 12 deletions

diff --git a/drivers/net/ethernet/freescale/fec.h b/drivers/net/ethernet/freescale/fec.h
index c865135f3cb9..5ea740b4cf14 100644
--- a/drivers/net/ethernet/freescale/fec.h
+++ b/drivers/net/ethernet/freescale/fec.h
@@ -574,6 +574,8 @@ struct fec_enet_private {
 	unsigned int reload_period;
 	int pps_enable;
 	unsigned int next_counter;
+
+	u64 ethtool_stats[0];
 };
 
 void fec_ptp_init(struct platform_device *pdev);
diff --git a/drivers/net/ethernet/freescale/fec_main.c b/drivers/net/ethernet/freescale/fec_main.c
index 1aabe4bcc8ea..ecaa7a90b7c8 100644
--- a/drivers/net/ethernet/freescale/fec_main.c
+++ b/drivers/net/ethernet/freescale/fec_main.c
@@ -2310,14 +2310,24 @@ static const struct fec_stat {
 	{ "IEEE_rx_octets_ok", IEEE_R_OCTETS_OK },
 };
 
-static void fec_enet_get_ethtool_stats(struct net_device *dev,
-	struct ethtool_stats *stats, u64 *data)
+static void fec_enet_update_ethtool_stats(struct net_device *dev)
 {
 	struct fec_enet_private *fep = netdev_priv(dev);
 	int i;
 
 	for (i = 0; i < ARRAY_SIZE(fec_stats); i++)
-		data[i] = readl(fep->hwp + fec_stats[i].offset);
+		fep->ethtool_stats[i] = readl(fep->hwp + fec_stats[i].offset);
+}
+
+static void fec_enet_get_ethtool_stats(struct net_device *dev,
+				       struct ethtool_stats *stats, u64 *data)
+{
+	struct fec_enet_private *fep = netdev_priv(dev);
+
+	if (netif_running(dev))
+		fec_enet_update_ethtool_stats(dev);
+
+	memcpy(data, fep->ethtool_stats, ARRAY_SIZE(fec_stats) * sizeof(u64));
 }
 
 static void fec_enet_get_strings(struct net_device *netdev,
@@ -2861,6 +2871,8 @@ fec_enet_close(struct net_device *ndev)
 	if (fep->quirks & FEC_QUIRK_ERR006687)
 		imx6q_cpuidle_fec_irqs_unused();
 
+	fec_enet_update_ethtool_stats(ndev);
+
 	fec_enet_clk_enable(ndev, false);
 	pinctrl_pm_select_sleep_state(&fep->pdev->dev);
 	pm_runtime_mark_last_busy(&fep->pdev->dev);
@@ -3166,6 +3178,8 @@ static int fec_enet_init(struct net_device *ndev)
 
 	fec_restart(ndev);
 
+	fec_enet_update_ethtool_stats(ndev);
+
 	return 0;
 }
 
@@ -3264,7 +3278,8 @@ fec_probe(struct platform_device *pdev)
 	fec_enet_get_queue_num(pdev, &num_tx_qs, &num_rx_qs);
 
 	/* Init network device */
-	ndev = alloc_etherdev_mqs(sizeof(struct fec_enet_private),
+	ndev = alloc_etherdev_mqs(sizeof(struct fec_enet_private) +
+				  ARRAY_SIZE(fec_stats) * sizeof(u64),
 				  num_tx_qs, num_rx_qs);
 	if (!ndev)
 		return -ENOMEM;
@@ -3461,6 +3476,8 @@ failed_regulator:
 failed_clk_ipg:
 	fec_enet_clk_enable(ndev, false);
 failed_clk:
+	if (of_phy_is_fixed_link(np))
+		of_phy_deregister_fixed_link(np);
 failed_phy:
 	of_node_put(phy_node);
 failed_ioremap:
@@ -3474,6 +3491,7 @@ fec_drv_remove(struct platform_device *pdev)
 {
 	struct net_device *ndev = platform_get_drvdata(pdev);
 	struct fec_enet_private *fep = netdev_priv(ndev);
+	struct device_node *np = pdev->dev.of_node;
 
 	cancel_work_sync(&fep->tx_timeout_work);
 	fec_ptp_stop(pdev);
@@ -3481,6 +3499,8 @@ fec_drv_remove(struct platform_device *pdev)
 	fec_enet_mii_remove(fep);
 	if (fep->reg_phy)
 		regulator_disable(fep->reg_phy);
+	if (of_phy_is_fixed_link(np))
+		of_phy_deregister_fixed_link(np);
 	of_node_put(fep->phy_node);
 	free_netdev(ndev);
 
diff --git a/drivers/net/ethernet/freescale/fman/fman_memac.c b/drivers/net/ethernet/freescale/fman/fman_memac.c
index 53ef51e3bd9e..71a5ded9d1de 100644
--- a/drivers/net/ethernet/freescale/fman/fman_memac.c
+++ b/drivers/net/ethernet/freescale/fman/fman_memac.c
@@ -1107,6 +1107,9 @@ int memac_free(struct fman_mac *memac)
 {
 	free_init_resources(memac);
 
+	if (memac->pcsphy)
+		put_device(&memac->pcsphy->mdio.dev);
+
 	kfree(memac->memac_drv_param);
 	kfree(memac);
 
diff --git a/drivers/net/ethernet/freescale/fman/mac.c b/drivers/net/ethernet/freescale/fman/mac.c
index cc5d07cfe535..69ca42ce5dd5 100644
--- a/drivers/net/ethernet/freescale/fman/mac.c
+++ b/drivers/net/ethernet/freescale/fman/mac.c
@@ -896,6 +896,8 @@ static int mac_probe(struct platform_device *_of_dev)
 		priv->fixed_link->duplex = phy->duplex;
 		priv->fixed_link->pause = phy->pause;
 		priv->fixed_link->asym_pause = phy->asym_pause;
+
+		put_device(&phy->mdio.dev);
 	}
 
 	err = mac_dev->init(mac_dev);
diff --git a/drivers/net/ethernet/freescale/fs_enet/fs_enet-main.c b/drivers/net/ethernet/freescale/fs_enet/fs_enet-main.c
index 34843c155420..d9f3a480ca1b 100644
--- a/drivers/net/ethernet/freescale/fs_enet/fs_enet-main.c
+++ b/drivers/net/ethernet/freescale/fs_enet/fs_enet-main.c
@@ -967,7 +967,7 @@ static int fs_enet_probe(struct platform_device *ofdev)
 		err = clk_prepare_enable(clk);
 		if (err) {
 			ret = err;
-			goto out_free_fpi;
+			goto out_deregister_fixed_link;
 		}
 		fpi->clk_per = clk;
 	}
@@ -1048,6 +1048,9 @@ out_put:
 	of_node_put(fpi->phy_node);
 	if (fpi->clk_per)
 		clk_disable_unprepare(fpi->clk_per);
+out_deregister_fixed_link:
+	if (of_phy_is_fixed_link(ofdev->dev.of_node))
+		of_phy_deregister_fixed_link(ofdev->dev.of_node);
 out_free_fpi:
 	kfree(fpi);
 	return ret;
@@ -1066,6 +1069,8 @@ static int fs_enet_remove(struct platform_device *ofdev)
 	of_node_put(fep->fpi->phy_node);
 	if (fep->fpi->clk_per)
 		clk_disable_unprepare(fep->fpi->clk_per);
+	if (of_phy_is_fixed_link(ofdev->dev.of_node))
+		of_phy_deregister_fixed_link(ofdev->dev.of_node);
 	free_netdev(ndev);
 	return 0;
 }
diff --git a/drivers/net/ethernet/freescale/gianfar.c b/drivers/net/ethernet/freescale/gianfar.c
index 409210413f5d..756f7e763d5f 100644
--- a/drivers/net/ethernet/freescale/gianfar.c
+++ b/drivers/net/ethernet/freescale/gianfar.c
@@ -1312,6 +1312,7 @@ static void gfar_init_addr_hash_table(struct gfar_private *priv)
  */
 static int gfar_probe(struct platform_device *ofdev)
 {
+	struct device_node *np = ofdev->dev.of_node;
 	struct net_device *dev = NULL;
 	struct gfar_private *priv = NULL;
 	int err = 0, i;
@@ -1465,6 +1466,8 @@ static int gfar_probe(struct platform_device *ofdev)
 	return 0;
 
 register_fail:
+	if (of_phy_is_fixed_link(np))
+		of_phy_deregister_fixed_link(np);
 	unmap_group_regs(priv);
 	gfar_free_rx_queues(priv);
 	gfar_free_tx_queues(priv);
@@ -1477,11 +1480,16 @@ register_fail:
 static int gfar_remove(struct platform_device *ofdev)
 {
 	struct gfar_private *priv = platform_get_drvdata(ofdev);
+	struct device_node *np = ofdev->dev.of_node;
 
 	of_node_put(priv->phy_node);
 	of_node_put(priv->tbi_node);
 
 	unregister_netdev(priv->ndev);
+
+	if (of_phy_is_fixed_link(np))
+		of_phy_deregister_fixed_link(np);
+
 	unmap_group_regs(priv);
 	gfar_free_rx_queues(priv);
 	gfar_free_tx_queues(priv);
diff --git a/drivers/net/ethernet/freescale/ucc_geth.c b/drivers/net/ethernet/freescale/ucc_geth.c
index 786182480a73..53c5fcf1436c 100644
--- a/drivers/net/ethernet/freescale/ucc_geth.c
+++ b/drivers/net/ethernet/freescale/ucc_geth.c
@@ -3867,9 +3867,8 @@ static int ucc_geth_probe(struct platform_device* ofdev)
 	dev = alloc_etherdev(sizeof(*ugeth));
 
 	if (dev == NULL) {
-		of_node_put(ug_info->tbi_node);
-		of_node_put(ug_info->phy_node);
-		return -ENOMEM;
+		err = -ENOMEM;
+		goto err_deregister_fixed_link;
 	}
 
 	ugeth = netdev_priv(dev);
@@ -3906,10 +3905,7 @@ static int ucc_geth_probe(struct platform_device* ofdev)
 		if (netif_msg_probe(ugeth))
 			pr_err("%s: Cannot register net device, aborting\n",
 			       dev->name);
-		free_netdev(dev);
-		of_node_put(ug_info->tbi_node);
-		of_node_put(ug_info->phy_node);
-		return err;
+		goto err_free_netdev;
 	}
 
 	mac_addr = of_get_mac_address(np);
@@ -3922,16 +3918,29 @@ static int ucc_geth_probe(struct platform_device* ofdev)
 	ugeth->node = np;
 
 	return 0;
+
+err_free_netdev:
+	free_netdev(dev);
+err_deregister_fixed_link:
+	if (of_phy_is_fixed_link(np))
+		of_phy_deregister_fixed_link(np);
+	of_node_put(ug_info->tbi_node);
+	of_node_put(ug_info->phy_node);
+
+	return err;
 }
 
 static int ucc_geth_remove(struct platform_device* ofdev)
 {
 	struct net_device *dev = platform_get_drvdata(ofdev);
 	struct ucc_geth_private *ugeth = netdev_priv(dev);
+	struct device_node *np = ofdev->dev.of_node;
 
 	unregister_netdev(dev);
 	free_netdev(dev);
 	ucc_geth_memclean(ugeth);
+	if (of_phy_is_fixed_link(np))
+		of_phy_deregister_fixed_link(np);
 	of_node_put(ugeth->ug_info->tbi_node);
 	of_node_put(ugeth->ug_info->phy_node);