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  • only in /asuswrt-rt-n18u-9.0.0.4.380.2695/release/src-rt-6.x.4708/linux/linux-2.6.36/drivers/net/wireless/orinoco/
1/* orinoco_pci.h
2 *
3 * Common code for all Orinoco drivers for PCI devices, including
4 * both native PCI and PCMCIA-to-PCI bridges.
5 *
6 * Copyright (C) 2005, Pavel Roskin.
7 * See main.c for license.
8 */
9
10#ifndef _ORINOCO_PCI_H
11#define _ORINOCO_PCI_H
12
13#include <linux/netdevice.h>
14
15/* Driver specific data */
16struct orinoco_pci_card {
17	void __iomem *bridge_io;
18	void __iomem *attr_io;
19};
20
21#ifdef CONFIG_PM
22static int orinoco_pci_suspend(struct pci_dev *pdev, pm_message_t state)
23{
24	struct orinoco_private *priv = pci_get_drvdata(pdev);
25
26	orinoco_down(priv);
27	free_irq(pdev->irq, priv);
28	pci_save_state(pdev);
29	pci_disable_device(pdev);
30	pci_set_power_state(pdev, PCI_D3hot);
31
32	return 0;
33}
34
35static int orinoco_pci_resume(struct pci_dev *pdev)
36{
37	struct orinoco_private *priv = pci_get_drvdata(pdev);
38	struct net_device *dev = priv->ndev;
39	int err;
40
41	pci_set_power_state(pdev, 0);
42	err = pci_enable_device(pdev);
43	if (err) {
44		printk(KERN_ERR "%s: pci_enable_device failed on resume\n",
45		       dev->name);
46		return err;
47	}
48	pci_restore_state(pdev);
49
50	err = request_irq(pdev->irq, orinoco_interrupt, IRQF_SHARED,
51			  dev->name, priv);
52	if (err) {
53		printk(KERN_ERR "%s: cannot re-allocate IRQ on resume\n",
54		       dev->name);
55		pci_disable_device(pdev);
56		return -EBUSY;
57	}
58
59	err = orinoco_up(priv);
60
61	return err;
62}
63#else
64#define orinoco_pci_suspend NULL
65#define orinoco_pci_resume NULL
66#endif
67
68#endif /* _ORINOCO_PCI_H */
69