1 /* Synopsys DesignWare Core Enterprise Ethernet (XLGMAC) Driver
2  *
3  * Copyright (c) 2017 Synopsys, Inc. (www.synopsys.com)
4  *
5  * This program is dual-licensed; you may select either version 2 of
6  * the GNU General Public License ("GPL") or BSD license ("BSD").
7  *
8  * This Synopsys DWC XLGMAC software driver and associated documentation
9  * (hereinafter the "Software") is an unsupported proprietary work of
10  * Synopsys, Inc. unless otherwise expressly agreed to in writing between
11  * Synopsys and you. The Software IS NOT an item of Licensed Software or a
12  * Licensed Product under any End User Software License Agreement or
13  * Agreement for Licensed Products with Synopsys or any supplement thereto.
14  * Synopsys is a registered trademark of Synopsys, Inc. Other names included
15  * in the SOFTWARE may be the trademarks of their respective owners.
16  */
17 
18 #include <linux/kernel.h>
19 #include <linux/module.h>
20 #include <linux/pci.h>
21 
22 #include "dwc-xlgmac.h"
23 #include "dwc-xlgmac-reg.h"
24 
25 static int xlgmac_probe(struct pci_dev *pcidev, const struct pci_device_id *id)
26 {
27 	struct device *dev = &pcidev->dev;
28 	struct xlgmac_resources res;
29 	int i, ret;
30 
31 	ret = pcim_enable_device(pcidev);
32 	if (ret) {
33 		dev_err(dev, "ERROR: failed to enable device\n");
34 		return ret;
35 	}
36 
37 	for (i = 0; i < PCI_STD_NUM_BARS; i++) {
38 		if (pci_resource_len(pcidev, i) == 0)
39 			continue;
40 		ret = pcim_iomap_regions(pcidev, BIT(i), XLGMAC_DRV_NAME);
41 		if (ret)
42 			return ret;
43 		break;
44 	}
45 
46 	pci_set_master(pcidev);
47 
48 	memset(&res, 0, sizeof(res));
49 	res.irq = pcidev->irq;
50 	res.addr = pcim_iomap_table(pcidev)[i];
51 
52 	return xlgmac_drv_probe(&pcidev->dev, &res);
53 }
54 
55 static void xlgmac_remove(struct pci_dev *pcidev)
56 {
57 	xlgmac_drv_remove(&pcidev->dev);
58 }
59 
60 static const struct pci_device_id xlgmac_pci_tbl[] = {
61 	{ PCI_DEVICE(PCI_VENDOR_ID_SYNOPSYS, 0x7302) },
62 	{ 0 }
63 };
64 MODULE_DEVICE_TABLE(pci, xlgmac_pci_tbl);
65 
66 static struct pci_driver xlgmac_pci_driver = {
67 	.name		= XLGMAC_DRV_NAME,
68 	.id_table	= xlgmac_pci_tbl,
69 	.probe		= xlgmac_probe,
70 	.remove		= xlgmac_remove,
71 };
72 
73 module_pci_driver(xlgmac_pci_driver);
74 
75 MODULE_DESCRIPTION(XLGMAC_DRV_DESC);
76 MODULE_VERSION(XLGMAC_DRV_VERSION);
77 MODULE_AUTHOR("Jie Deng <jiedeng@synopsys.com>");
78 MODULE_LICENSE("Dual BSD/GPL");
79