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2024-05-10 23fa18eaa71266feff7ba8d83022d9e1cc83c65a 
 kernel/drivers/net/ethernet/broadcom/bcm63xx_enet.c
....@@ -1,21 +1,8 @@
1
+// SPDX-License-Identifier: GPL-2.0-or-later
12 /*
23  * Driver for BCM963xx builtin Ethernet mac
34  *
45  * Copyright (C) 2008 Maxime Bizon <mbizon@freebox.fr>
5
- *
6
- * This program is free software; you can redistribute it and/or modify
7
- * it under the terms of the GNU General Public License as published by
8
- * the Free Software Foundation; either version 2 of the License, or
9
- * (at your option) any later version.
10
- *
11
- * This program is distributed in the hope that it will be useful,
12
- * but WITHOUT ANY WARRANTY; without even the implied warranty of
13
- * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
14
- * GNU General Public License for more details.
15
- *
16
- * You should have received a copy of the GNU General Public License
17
- * along with this program; if not, write to the Free Software
18
- * Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
196  */
207 #include <linux/init.h>
218 #include <linux/interrupt.h>
....@@ -35,7 +22,6 @@
3522 #include "bcm63xx_enet.h"
3623 
3724 static char bcm_enet_driver_name[] = "bcm63xx_enet";
38
-static char bcm_enet_driver_version[] = "1.0";
3925 
4026 static int copybreak __read_mostly = 128;
4127 module_param(copybreak, int, 0);
....@@ -891,19 +877,10 @@
891877 		}
892878 
893879 		/* mask with MAC supported features */
894
-		phydev->supported &= (SUPPORTED_10baseT_Half |
895
-				      SUPPORTED_10baseT_Full |
896
-				      SUPPORTED_100baseT_Half |
897
-				      SUPPORTED_100baseT_Full |
898
-				      SUPPORTED_Autoneg |
899
-				      SUPPORTED_Pause |
900
-				      SUPPORTED_MII);
901
-		phydev->advertising = phydev->supported;
902
-
903
-		if (priv->pause_auto && priv->pause_rx && priv->pause_tx)
904
-			phydev->advertising |= SUPPORTED_Pause;
905
-		else
906
-			phydev->advertising &= ~SUPPORTED_Pause;
880
+		phy_support_sym_pause(phydev);
881
+		phy_set_max_speed(phydev, SPEED_100);
882
+		phy_set_sym_pause(phydev, priv->pause_rx, priv->pause_rx,
883
+				  priv->pause_auto);
907884 
908885 		phy_attached_info(phydev);
909886 
....@@ -945,7 +922,7 @@
945922 
946923 	/* allocate rx dma ring */
947924 	size = priv->rx_ring_size * sizeof(struct bcm_enet_desc);
948
-	p = dma_zalloc_coherent(kdev, size, &priv->rx_desc_dma, GFP_KERNEL);
925
+	p = dma_alloc_coherent(kdev, size, &priv->rx_desc_dma, GFP_KERNEL);
949926 	if (!p) {
950927 		ret = -ENOMEM;
951928 		goto out_freeirq_tx;
....@@ -956,7 +933,7 @@
956933 
957934 	/* allocate tx dma ring */
958935 	size = priv->tx_ring_size * sizeof(struct bcm_enet_desc);
959
-	p = dma_zalloc_coherent(kdev, size, &priv->tx_desc_dma, GFP_KERNEL);
936
+	p = dma_alloc_coherent(kdev, size, &priv->tx_desc_dma, GFP_KERNEL);
960937 	if (!p) {
961938 		ret = -ENOMEM;
962939 		goto out_free_rx_ring;
....@@ -1326,9 +1303,6 @@
13261303 				 struct ethtool_drvinfo *drvinfo)
13271304 {
13281305 	strlcpy(drvinfo->driver, bcm_enet_driver_name, sizeof(drvinfo->driver));
1329
-	strlcpy(drvinfo->version, bcm_enet_driver_version,
1330
-		sizeof(drvinfo->version));
1331
-	strlcpy(drvinfo->fw_version, "N/A", sizeof(drvinfo->fw_version));
13321306 	strlcpy(drvinfo->bus_info, "bcm63xx", sizeof(drvinfo->bus_info));
13331307 }
13341308 
....@@ -1715,7 +1689,7 @@
17151689 	struct bcm_enet_priv *priv;
17161690 	struct net_device *dev;
17171691 	struct bcm63xx_enet_platform_data *pd;
1718
-	struct resource *res_mem, *res_irq, *res_irq_rx, *res_irq_tx;
1692
+	struct resource *res_irq, *res_irq_rx, *res_irq_tx;
17191693 	struct mii_bus *bus;
17201694 	int i, ret;
17211695 
....@@ -1728,7 +1702,6 @@
17281702 	if (!res_irq || !res_irq_rx || !res_irq_tx)
17291703 		return -ENODEV;
17301704 
1731
-	ret = 0;
17321705 	dev = alloc_etherdev(sizeof(*priv));
17331706 	if (!dev)
17341707 		return -ENOMEM;
....@@ -1741,8 +1714,7 @@
17411714 	if (ret)
17421715 		goto out;
17431716 
1744
-	res_mem = platform_get_resource(pdev, IORESOURCE_MEM, 0);
1745
-	priv->base = devm_ioremap_resource(&pdev->dev, res_mem);
1717
+	priv->base = devm_platform_ioremap_resource(pdev, 0);
17461718 	if (IS_ERR(priv->base)) {
17471719 		ret = PTR_ERR(priv->base);
17481720 		goto out;
....@@ -2129,7 +2101,7 @@
21292101 
21302102 	/* allocate rx dma ring */
21312103 	size = priv->rx_ring_size * sizeof(struct bcm_enet_desc);
2132
-	p = dma_zalloc_coherent(kdev, size, &priv->rx_desc_dma, GFP_KERNEL);
2104
+	p = dma_alloc_coherent(kdev, size, &priv->rx_desc_dma, GFP_KERNEL);
21332105 	if (!p) {
21342106 		dev_err(kdev, "cannot allocate rx ring %u\n", size);
21352107 		ret = -ENOMEM;
....@@ -2141,7 +2113,7 @@
21412113 
21422114 	/* allocate tx dma ring */
21432115 	size = priv->tx_ring_size * sizeof(struct bcm_enet_desc);
2144
-	p = dma_zalloc_coherent(kdev, size, &priv->tx_desc_dma, GFP_KERNEL);
2116
+	p = dma_alloc_coherent(kdev, size, &priv->tx_desc_dma, GFP_KERNEL);
21452117 	if (!p) {
21462118 		dev_err(kdev, "cannot allocate tx ring\n");
21472119 		ret = -ENOMEM;
....@@ -2552,10 +2524,8 @@
25522524 static void bcm_enetsw_get_drvinfo(struct net_device *netdev,
25532525 				   struct ethtool_drvinfo *drvinfo)
25542526 {
2555
-	strncpy(drvinfo->driver, bcm_enet_driver_name, 32);
2556
-	strncpy(drvinfo->version, bcm_enet_driver_version, 32);
2557
-	strncpy(drvinfo->fw_version, "N/A", 32);
2558
-	strncpy(drvinfo->bus_info, "bcm63xx", 32);
2527
+	strncpy(drvinfo->driver, bcm_enet_driver_name, sizeof(drvinfo->driver));
2528
+	strncpy(drvinfo->bus_info, "bcm63xx", sizeof(drvinfo->bus_info));
25592529 }
25602530 
25612531 static void bcm_enetsw_get_ethtool_stats(struct net_device *netdev,
....@@ -2681,7 +2651,6 @@
26812651 	if (!dev)
26822652 		return -ENOMEM;
26832653 	priv = netdev_priv(dev);
2684
-	memset(priv, 0, sizeof(*priv));
26852654 
26862655 	/* initialize default and fetch platform data */
26872656 	priv->enet_is_sw = true;
....@@ -2785,15 +2754,13 @@
27852754 /* reserve & remap memory space shared between all macs */
27862755 static int bcm_enet_shared_probe(struct platform_device *pdev)
27872756 {
2788
-	struct resource *res;
27892757 	void __iomem *p[3];
27902758 	unsigned int i;
27912759 
27922760 	memset(bcm_enet_shared_base, 0, sizeof(bcm_enet_shared_base));
27932761 
27942762 	for (i = 0; i < 3; i++) {
2795
-		res = platform_get_resource(pdev, IORESOURCE_MEM, i);
2796
-		p[i] = devm_ioremap_resource(&pdev->dev, res);
2763
+		p[i] = devm_platform_ioremap_resource(pdev, i);
27972764 		if (IS_ERR(p[i]))
27982765 			return PTR_ERR(p[i]);
27992766 	}