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2024-05-11 297b60346df8beafee954a0fd7c2d64f33f3b9bc 
 kernel/drivers/net/ethernet/atheros/atlx/atl2.c
....@@ -1,23 +1,10 @@
1
+// SPDX-License-Identifier: GPL-2.0-or-later
12 /*
23  * Copyright(c) 2006 - 2007 Atheros Corporation. All rights reserved.
34  * Copyright(c) 2007 - 2008 Chris Snook <csnook@redhat.com>
45  *
56  * Derived from Intel e1000 driver
67  * Copyright(c) 1999 - 2005 Intel Corporation. All rights reserved.
7
- *
8
- * This program is free software; you can redistribute it and/or modify it
9
- * under the terms of the GNU General Public License as published by the Free
10
- * Software Foundation; either version 2 of the License, or (at your option)
11
- * any later version.
12
- *
13
- * This program is distributed in the hope that it will be useful, but WITHOUT
14
- * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
15
- * FITNESS FOR A PARTICULAR PURPOSE.  See the GNU General Public License for
16
- * more details.
17
- *
18
- * You should have received a copy of the GNU General Public License along with
19
- * this program; if not, write to the Free Software Foundation, Inc., 59
20
- * Temple Place - Suite 330, Boston, MA  02111-1307, USA.
218  */
229 
2310 #include <linux/atomic.h>
....@@ -49,18 +36,12 @@
4936 
5037 #include "atl2.h"
5138 
52
-#define ATL2_DRV_VERSION "2.2.3"
53
-
5439 static const char atl2_driver_name[] = "atl2";
55
-static const char atl2_driver_string[] = "Atheros(R) L2 Ethernet Driver";
56
-static const char atl2_copyright[] = "Copyright (c) 2007 Atheros Corporation.";
57
-static const char atl2_driver_version[] = ATL2_DRV_VERSION;
5840 static const struct ethtool_ops atl2_ethtool_ops;
5941 
6042 MODULE_AUTHOR("Atheros Corporation <xiong.huang@atheros.com>, Chris Snook <csnook@redhat.com>");
6143 MODULE_DESCRIPTION("Atheros Fast Ethernet Network Driver");
6244 MODULE_LICENSE("GPL");
63
-MODULE_VERSION(ATL2_DRV_VERSION);
6445 
6546 /*
6647  * atl2_pci_tbl - PCI Device ID Table
....@@ -300,11 +281,10 @@
300281 		adapter->txs_ring_size * 4 + 7 +	/* dword align */
301282 		adapter->rxd_ring_size * 1536 + 127;	/* 128bytes align */
302283 
303
-	adapter->ring_vir_addr = pci_alloc_consistent(pdev, size,
304
-		&adapter->ring_dma);
284
+	adapter->ring_vir_addr = dma_alloc_coherent(&pdev->dev, size,
285
+						    &adapter->ring_dma, GFP_KERNEL);
305286 	if (!adapter->ring_vir_addr)
306287 		return -ENOMEM;
307
-	memset(adapter->ring_vir_addr, 0, adapter->ring_size);
308288 
309289 	/* Init TXD Ring */
310290 	adapter->txd_dma = adapter->ring_dma ;
....@@ -553,7 +533,7 @@
553533 			netdev->stats.tx_aborted_errors++;
554534 		if (txs->late_col)
555535 			netdev->stats.tx_window_errors++;
556
-		if (txs->underun)
536
+		if (txs->underrun)
557537 			netdev->stats.tx_fifo_errors++;
558538 	} while (1);
559539 
....@@ -683,8 +663,8 @@
683663 static void atl2_free_ring_resources(struct atl2_adapter *adapter)
684664 {
685665 	struct pci_dev *pdev = adapter->pdev;
686
-	pci_free_consistent(pdev, adapter->ring_size, adapter->ring_vir_addr,
687
-		adapter->ring_dma);
666
+	dma_free_coherent(&pdev->dev, adapter->ring_size,
667
+			  adapter->ring_vir_addr, adapter->ring_dma);
688668 }
689669 
690670 /**
....@@ -908,8 +888,7 @@
908888 	ATL2_WRITE_REGW(&adapter->hw, REG_MB_TXD_WR_IDX,
909889 		(adapter->txd_write_ptr >> 2));
910890 
911
-	mmiowb();
912
-	dev_kfree_skb_any(skb);
891
+	dev_consume_skb_any(skb);
913892 	return NETDEV_TX_OK;
914893 }
915894 
....@@ -1015,8 +994,9 @@
1015994 /**
1016995  * atl2_tx_timeout - Respond to a Tx Hang
1017996  * @netdev: network interface device structure
997
+ * @txqueue: index of the hanging transmit queue
1018998  */
1019
-static void atl2_tx_timeout(struct net_device *netdev)
999
+static void atl2_tx_timeout(struct net_device *netdev, unsigned int txqueue)
10201000 {
10211001 	struct atl2_adapter *adapter = netdev_priv(netdev);
10221002 
....@@ -1026,7 +1006,7 @@
10261006 
10271007 /**
10281008  * atl2_watchdog - Timer Call-back
1029
- * @data: pointer to netdev cast into an unsigned long
1009
+ * @t: timer list containing a pointer to netdev cast into an unsigned long
10301010  */
10311011 static void atl2_watchdog(struct timer_list *t)
10321012 {
....@@ -1051,7 +1031,7 @@
10511031 
10521032 /**
10531033  * atl2_phy_config - Timer Call-back
1054
- * @data: pointer to netdev cast into an unsigned long
1034
+ * @t: timer list containing a pointer to netdev cast into an unsigned long
10551035  */
10561036 static void atl2_phy_config(struct timer_list *t)
10571037 {
....@@ -1106,7 +1086,6 @@
11061086 
11071087 static void atl2_reinit_locked(struct atl2_adapter *adapter)
11081088 {
1109
-	WARN_ON(in_interrupt());
11101089 	while (test_and_set_bit(__ATL2_RESETTING, &adapter->flags))
11111090 		msleep(1);
11121091 	atl2_down(adapter);
....@@ -1256,6 +1235,7 @@
12561235 
12571236 /**
12581237  * atl2_link_chg_task - deal with link change event Out of interrupt context
1238
+ * @work: pointer to work struct with private info
12591239  */
12601240 static void atl2_link_chg_task(struct work_struct *work)
12611241 {
....@@ -1349,8 +1329,8 @@
13491329 	 * until the kernel has the proper infrastructure to support 64-bit DMA
13501330 	 * on these devices.
13511331 	 */
1352
-	if (pci_set_dma_mask(pdev, DMA_BIT_MASK(32)) &&
1353
-		pci_set_consistent_dma_mask(pdev, DMA_BIT_MASK(32))) {
1332
+	if (dma_set_mask(&pdev->dev, DMA_BIT_MASK(32)) &&
1333
+	    dma_set_coherent_mask(&pdev->dev, DMA_BIT_MASK(32))) {
13541334 		printk(KERN_ERR "atl2: No usable DMA configuration, aborting\n");
13551335 		err = -EIO;
13561336 		goto err_dma;
....@@ -1703,9 +1683,6 @@
17031683  */
17041684 static int __init atl2_init_module(void)
17051685 {
1706
-	printk(KERN_INFO "%s - version %s\n", atl2_driver_string,
1707
-		atl2_driver_version);
1708
-	printk(KERN_INFO "%s\n", atl2_copyright);
17091686 	return pci_register_driver(&atl2_driver);
17101687 }
17111688 module_init(atl2_init_module);
....@@ -2026,8 +2003,6 @@
20262003 	struct atl2_adapter *adapter = netdev_priv(netdev);
20272004 
20282005 	strlcpy(drvinfo->driver,  atl2_driver_name, sizeof(drvinfo->driver));
2029
-	strlcpy(drvinfo->version, atl2_driver_version,
2030
-		sizeof(drvinfo->version));
20312006 	strlcpy(drvinfo->fw_version, "L2", sizeof(drvinfo->fw_version));
20322007 	strlcpy(drvinfo->bus_info, pci_name(adapter->pdev),
20332008 		sizeof(drvinfo->bus_info));
....@@ -2944,7 +2919,7 @@
29442919 			if (*value == ent->i) {
29452920 				if (ent->str[0] != '\0')
29462921 					printk(KERN_INFO "%s\n", ent->str);
2947
-			return 0;
2922
+				return 0;
29482923 			}
29492924 		}
29502925 		break;