forked from ~ljy/RK356X_SDK_RELEASE
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2024-10-12 a5969cabbb4660eab42b6ef0412cbbd1200cf14d 
 kernel/drivers/net/ethernet/dec/tulip/uli526x.c
....@@ -1,13 +1,5 @@
1
+// SPDX-License-Identifier: GPL-2.0-or-later
12 /*
2
-    This program is free software; you can redistribute it and/or
3
-    modify it under the terms of the GNU General Public License
4
-    as published by the Free Software Foundation; either version 2
5
-    of the License, or (at your option) any later version.
6
-
7
-    This program is distributed in the hope that it will be useful,
8
-    but WITHOUT ANY WARRANTY; without even the implied warranty of
9
-    MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
10
-    GNU General Public License for more details.
113 
124 
135 */
....@@ -15,8 +7,6 @@
157 #define pr_fmt(fmt) KBUILD_MODNAME ": " fmt
168 
179 #define DRV_NAME	"uli526x"
18
-#define DRV_VERSION	"0.9.3"
19
-#define DRV_RELDATE	"2005-7-29"
2010 
2111 #include <linux/module.h>
2212 
....@@ -204,10 +194,6 @@
204194 };
205195 
206196 /* Global variable declaration ----------------------------- */
207
-static int printed_version;
208
-static const char version[] =
209
-	"ULi M5261/M5263 net driver, version " DRV_VERSION " (" DRV_RELDATE ")";
210
-
211197 static int uli526x_debug;
212198 static unsigned char uli526x_media_mode = ULI526X_AUTO;
213199 static u32 uli526x_cr6_user_set;
....@@ -290,16 +276,13 @@
290276 
291277 	ULI526X_DBUG(0, "uli526x_init_one()", 0);
292278 
293
-	if (!printed_version++)
294
-		pr_info("%s\n", version);
295
-
296279 	/* Init network device */
297280 	dev = alloc_etherdev(sizeof(*db));
298281 	if (dev == NULL)
299282 		return -ENOMEM;
300283 	SET_NETDEV_DEV(dev, &pdev->dev);
301284 
302
-	if (pci_set_dma_mask(pdev, DMA_BIT_MASK(32))) {
285
+	if (dma_set_mask(&pdev->dev, DMA_BIT_MASK(32))) {
303286 		pr_warn("32-bit PCI DMA not available\n");
304287 		err = -ENODEV;
305288 		goto err_out_free;
....@@ -334,11 +317,15 @@
334317 	/* Allocate Tx/Rx descriptor memory */
335318 	err = -ENOMEM;
336319 
337
-	db->desc_pool_ptr = pci_alloc_consistent(pdev, sizeof(struct tx_desc) * DESC_ALL_CNT + 0x20, &db->desc_pool_dma_ptr);
320
+	db->desc_pool_ptr = dma_alloc_coherent(&pdev->dev,
321
+					       sizeof(struct tx_desc) * DESC_ALL_CNT + 0x20,
322
+					       &db->desc_pool_dma_ptr, GFP_KERNEL);
338323 	if (!db->desc_pool_ptr)
339324 		goto err_out_release;
340325 
341
-	db->buf_pool_ptr = pci_alloc_consistent(pdev, TX_BUF_ALLOC * TX_DESC_CNT + 4, &db->buf_pool_dma_ptr);
326
+	db->buf_pool_ptr = dma_alloc_coherent(&pdev->dev,
327
+					      TX_BUF_ALLOC * TX_DESC_CNT + 4,
328
+					      &db->buf_pool_dma_ptr, GFP_KERNEL);
342329 	if (!db->buf_pool_ptr)
343330 		goto err_out_free_tx_desc;
344331 
....@@ -418,11 +405,12 @@
418405 err_out_unmap:
419406 	pci_iounmap(pdev, db->ioaddr);
420407 err_out_free_tx_buf:
421
-	pci_free_consistent(pdev, TX_BUF_ALLOC * TX_DESC_CNT + 4,
422
-			    db->buf_pool_ptr, db->buf_pool_dma_ptr);
408
+	dma_free_coherent(&pdev->dev, TX_BUF_ALLOC * TX_DESC_CNT + 4,
409
+			  db->buf_pool_ptr, db->buf_pool_dma_ptr);
423410 err_out_free_tx_desc:
424
-	pci_free_consistent(pdev, sizeof(struct tx_desc) * DESC_ALL_CNT + 0x20,
425
-			    db->desc_pool_ptr, db->desc_pool_dma_ptr);
411
+	dma_free_coherent(&pdev->dev,
412
+			  sizeof(struct tx_desc) * DESC_ALL_CNT + 0x20,
413
+			  db->desc_pool_ptr, db->desc_pool_dma_ptr);
426414 err_out_release:
427415 	pci_release_regions(pdev);
428416 err_out_disable:
....@@ -441,11 +429,11 @@
441429 
442430 	unregister_netdev(dev);
443431 	pci_iounmap(pdev, db->ioaddr);
444
-	pci_free_consistent(db->pdev, sizeof(struct tx_desc) *
445
-				DESC_ALL_CNT + 0x20, db->desc_pool_ptr,
446
- 				db->desc_pool_dma_ptr);
447
-	pci_free_consistent(db->pdev, TX_BUF_ALLOC * TX_DESC_CNT + 4,
448
-				db->buf_pool_ptr, db->buf_pool_dma_ptr);
432
+	dma_free_coherent(&db->pdev->dev,
433
+			  sizeof(struct tx_desc) * DESC_ALL_CNT + 0x20,
434
+			  db->desc_pool_ptr, db->desc_pool_dma_ptr);
435
+	dma_free_coherent(&db->pdev->dev, TX_BUF_ALLOC * TX_DESC_CNT + 4,
436
+			  db->buf_pool_ptr, db->buf_pool_dma_ptr);
449437 	pci_release_regions(pdev);
450438 	pci_disable_device(pdev);
451439 	free_netdev(dev);
....@@ -827,7 +815,8 @@
827815 		db->rx_avail_cnt--;
828816 		db->interval_rx_cnt++;
829817 
830
-		pci_unmap_single(db->pdev, le32_to_cpu(rxptr->rdes2), RX_ALLOC_SIZE, PCI_DMA_FROMDEVICE);
818
+		dma_unmap_single(&db->pdev->dev, le32_to_cpu(rxptr->rdes2),
819
+				 RX_ALLOC_SIZE, DMA_FROM_DEVICE);
831820 		if ( (rdes0 & 0x300) != 0x300) {
832821 			/* A packet without First/Last flag */
833822 			/* reuse this SKB */
....@@ -980,7 +969,6 @@
980969 	struct uli526x_board_info *np = netdev_priv(dev);
981970 
982971 	strlcpy(info->driver, DRV_NAME, sizeof(info->driver));
983
-	strlcpy(info->version, DRV_VERSION, sizeof(info->version));
984972 	strlcpy(info->bus_info, pci_name(np->pdev), sizeof(info->bus_info));
985973 }
986974 
....@@ -1181,22 +1169,15 @@
11811169 	netif_wake_queue(dev);
11821170 }
11831171 
1184
-
1185
-#ifdef CONFIG_PM
1186
-
11871172 /*
11881173  *	Suspend the interface.
11891174  */
11901175 
1191
-static int uli526x_suspend(struct pci_dev *pdev, pm_message_t state)
1176
+static int __maybe_unused uli526x_suspend(struct device *dev_d)
11921177 {
1193
-	struct net_device *dev = pci_get_drvdata(pdev);
1194
-	pci_power_t power_state;
1195
-	int err;
1178
+	struct net_device *dev = dev_get_drvdata(dev_d);
11961179 
11971180 	ULI526X_DBUG(0, "uli526x_suspend", 0);
1198
-
1199
-	pci_save_state(pdev);
12001181 
12011182 	if (!netif_running(dev))
12021183 		return 0;
....@@ -1204,41 +1185,24 @@
12041185 	netif_device_detach(dev);
12051186 	uli526x_reset_prepare(dev);
12061187 
1207
-	power_state = pci_choose_state(pdev, state);
1208
-	pci_enable_wake(pdev, power_state, 0);
1209
-	err = pci_set_power_state(pdev, power_state);
1210
-	if (err) {
1211
-		netif_device_attach(dev);
1212
-		/* Re-initialize ULI526X board */
1213
-		uli526x_init(dev);
1214
-		/* Restart upper layer interface */
1215
-		netif_wake_queue(dev);
1216
-	}
1188
+	device_set_wakeup_enable(dev_d, 0);
12171189 
1218
-	return err;
1190
+	return 0;
12191191 }
12201192 
12211193 /*
12221194  *	Resume the interface.
12231195  */
12241196 
1225
-static int uli526x_resume(struct pci_dev *pdev)
1197
+static int __maybe_unused uli526x_resume(struct device *dev_d)
12261198 {
1227
-	struct net_device *dev = pci_get_drvdata(pdev);
1228
-	int err;
1199
+	struct net_device *dev = dev_get_drvdata(dev_d);
12291200 
12301201 	ULI526X_DBUG(0, "uli526x_resume", 0);
12311202 
1232
-	pci_restore_state(pdev);
12331203 
12341204 	if (!netif_running(dev))
12351205 		return 0;
1236
-
1237
-	err = pci_set_power_state(pdev, PCI_D0);
1238
-	if (err) {
1239
-		netdev_warn(dev, "Could not put device into D0\n");
1240
-		return err;
1241
-	}
12421206 
12431207 	netif_device_attach(dev);
12441208 	/* Re-initialize ULI526X board */
....@@ -1248,14 +1212,6 @@
12481212 
12491213 	return 0;
12501214 }
1251
-
1252
-#else /* !CONFIG_PM */
1253
-
1254
-#define uli526x_suspend	NULL
1255
-#define uli526x_resume	NULL
1256
-
1257
-#endif /* !CONFIG_PM */
1258
-
12591215 
12601216 /*
12611217  *	free all allocated rx buffer
....@@ -1284,10 +1240,8 @@
12841240 
12851241 	if (!(rxptr->rdes0 & cpu_to_le32(0x80000000))) {
12861242 		rxptr->rx_skb_ptr = skb;
1287
-		rxptr->rdes2 = cpu_to_le32(pci_map_single(db->pdev,
1288
-							  skb_tail_pointer(skb),
1289
-							  RX_ALLOC_SIZE,
1290
-							  PCI_DMA_FROMDEVICE));
1243
+		rxptr->rdes2 = cpu_to_le32(dma_map_single(&db->pdev->dev, skb_tail_pointer(skb),
1244
+							  RX_ALLOC_SIZE, DMA_FROM_DEVICE));
12911245 		wmb();
12921246 		rxptr->rdes0 = cpu_to_le32(0x80000000);
12931247 		db->rx_avail_cnt++;
....@@ -1459,10 +1413,8 @@
14591413 		if (skb == NULL)
14601414 			break;
14611415 		rxptr->rx_skb_ptr = skb; /* FIXME (?) */
1462
-		rxptr->rdes2 = cpu_to_le32(pci_map_single(db->pdev,
1463
-							  skb_tail_pointer(skb),
1464
-							  RX_ALLOC_SIZE,
1465
-							  PCI_DMA_FROMDEVICE));
1416
+		rxptr->rdes2 = cpu_to_le32(dma_map_single(&db->pdev->dev, skb_tail_pointer(skb),
1417
+							  RX_ALLOC_SIZE, DMA_FROM_DEVICE));
14661418 		wmb();
14671419 		rxptr->rdes0 = cpu_to_le32(0x80000000);
14681420 		rxptr = rxptr->next_rx_desc;
....@@ -1779,14 +1731,14 @@
17791731 };
17801732 MODULE_DEVICE_TABLE(pci, uli526x_pci_tbl);
17811733 
1734
+static SIMPLE_DEV_PM_OPS(uli526x_pm_ops, uli526x_suspend, uli526x_resume);
17821735 
17831736 static struct pci_driver uli526x_driver = {
17841737 	.name		= "uli526x",
17851738 	.id_table	= uli526x_pci_tbl,
17861739 	.probe		= uli526x_init_one,
17871740 	.remove		= uli526x_remove_one,
1788
-	.suspend	= uli526x_suspend,
1789
-	.resume		= uli526x_resume,
1741
+	.driver.pm	= &uli526x_pm_ops,
17901742 };
17911743 
17921744 MODULE_AUTHOR("Peer Chen, peer.chen@uli.com.tw");
....@@ -1806,9 +1758,6 @@
18061758 
18071759 static int __init uli526x_init_module(void)
18081760 {
1809
-
1810
-	pr_info("%s\n", version);
1811
-	printed_version = 1;
18121761 
18131762 	ULI526X_DBUG(0, "init_module() ", debug);
18141763