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/* Compatibility for various Linux kernel versions */
#ifndef _LINUX_ISDN_COMPAT_H
#define _LINUX_ISDN_COMPAT_H
#ifdef __KERNEL__
#include <linux/pci.h>
#ifdef __powerpc__
static inline int pci_enable_device(struct pci_dev *dev)
{
u16 cmd;
pci_read_config_word(dev, PCI_COMMAND, &cmd);
cmd |= PCI_COMMAND_MEMORY | PCI_COMMAND_IO | PCI_COMMAND_SERR;
cmd &= ~PCI_COMMAND_FAST_BACK;
pci_write_config_word(dev, PCI_COMMAND, cmd);
return(0);
}
#else
static inline int pci_enable_device(struct pci_dev *dev)
{
return 0;
}
#endif /* __powerpc__ */
#define PCI_ANY_ID (~0)
/* as this is included multiple times, we make it inline */
static inline struct pci_dev * pci_find_subsys(unsigned int vendor, unsigned int device,
unsigned int ss_vendor, unsigned int ss_device,
struct pci_dev *from)
{
unsigned short subsystem_vendor, subsystem_device;
while ((from = pci_find_device(vendor, device, from))) {
pci_read_config_word(from, PCI_SUBSYSTEM_VENDOR_ID, &subsystem_vendor);
pci_read_config_word(from, PCI_SUBSYSTEM_ID, &subsystem_device);
if ((ss_vendor == PCI_ANY_ID || subsystem_vendor == ss_vendor) &&
(ss_device == PCI_ANY_ID || subsystem_device == ss_device))
return from;
}
return NULL;
}
#include <linux/netdevice.h>
/*
* Tell upper layers that the network device is ready to xmit more frames.
*/
static void __inline__ netif_wake_queue(struct device * dev)
{
dev->tbusy = 0;
mark_bh(NET_BH);
}
/*
* called during net_device open()
*/
static void __inline__ netif_start_queue(struct device * dev)
{
dev->tbusy = 0;
/* actually, we never use the interrupt flag at all */
dev->interrupt = 0;
dev->start = 1;
}
/*
* Ask upper layers to temporarily cease passing us more xmit frames.
*/
static void __inline__ netif_stop_queue(struct device * dev)
{
dev->tbusy = 1;
}
#endif /* __KERNEL__ */
#endif /* _LINUX_ISDN_COMPAT_H */
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