[linux-2.6-block.git] / arch / x86 / include / asm / pci_64.h

/* SPDX-License-Identifier: GPL-2.0 */
#ifndef _ASM_X86_PCI_64_H
#define _ASM_X86_PCI_64_H

#ifdef __KERNEL__

#ifdef CONFIG_CALGARY_IOMMU
static inline void *pci_iommu(struct pci_bus *bus)
{
	struct pci_sysdata *sd = bus->sysdata;
	return sd->iommu;
}

static inline void set_pci_iommu(struct pci_bus *bus, void *val)
{
	struct pci_sysdata *sd = bus->sysdata;
	sd->iommu = val;
}
#endif /* CONFIG_CALGARY_IOMMU */

extern int (*pci_config_read)(int seg, int bus, int dev, int fn,
			      int reg, int len, u32 *value);
extern int (*pci_config_write)(int seg, int bus, int dev, int fn,
			       int reg, int len, u32 value);

#endif /* __KERNEL__ */

#endif /* _ASM_X86_PCI_64_H */
Commit	Line	Data
b2441318	1	/* SPDX-License-Identifier: GPL-2.0 */
1965aae3 PA	2	#ifndef _ASM_X86_PCI_64_H
1965aae3 PA	3	#define _ASM_X86_PCI_64_H
1da177e4	4
1da177e4 LT	5	#ifdef __KERNEL__
1da177e4 LT	6
08f1c192	7	#ifdef CONFIG_CALGARY_IOMMU
3cb47d79	8	static inline void pci_iommu(struct pci_bus bus)
08f1c192 MBY	9	{
	10	struct pci_sysdata *sd = bus->sysdata;
	11	return sd->iommu;
	12	}
	13
	14	static inline void set_pci_iommu(struct pci_bus bus, void val)
	15	{
	16	struct pci_sysdata *sd = bus->sysdata;
	17	sd->iommu = val;
	18	}
	19	#endif /* CONFIG_CALGARY_IOMMU */
	20
3cb47d79 JP	21	extern int (*pci_config_read)(int seg, int bus, int dev, int fn,
	22	int reg, int len, u32 *value);
	23	extern int (*pci_config_write)(int seg, int bus, int dev, int fn,
	24	int reg, int len, u32 value);
1da177e4	25
1da177e4 LT	26	#endif /* __KERNEL__ */
1da177e4 LT	27
1965aae3	28	#endif /* _ASM_X86_PCI_64_H */