[mirror_ubuntu-bionic-kernel.git] / include / asm-x86 / pci_32.h

#ifndef __i386_PCI_H
#define __i386_PCI_H


#ifdef __KERNEL__


/* Dynamic DMA mapping stuff.
 * i386 has everything mapped statically.
 */

struct pci_dev;

/* The PCI address space does equal the physical memory
 * address space.  The networking and block device layers use
 * this boolean for bounce buffer decisions.
 */
#define PCI_DMA_BUS_IS_PHYS	(1)

/* pci_unmap_{page,single} is a nop so... */
#define DECLARE_PCI_UNMAP_ADDR(ADDR_NAME)
#define DECLARE_PCI_UNMAP_LEN(LEN_NAME)
#define pci_unmap_addr(PTR, ADDR_NAME)		(0)
#define pci_unmap_addr_set(PTR, ADDR_NAME, VAL)	do { } while (0)
#define pci_unmap_len(PTR, LEN_NAME)		(0)
#define pci_unmap_len_set(PTR, LEN_NAME, VAL)	do { } while (0)


#endif /* __KERNEL__ */


#endif /* __i386_PCI_H */
Commit	Line	Data
1da177e4 LT	1	#ifndef __i386_PCI_H
	2	#define __i386_PCI_H
	3
1da177e4 LT	4
1da177e4 LT	5	#ifdef __KERNEL__
08f1c192	6
1da177e4 LT	7
	8	/* Dynamic DMA mapping stuff.
	9	* i386 has everything mapped statically.
	10	*/
	11
1da177e4 LT	12	struct pci_dev;
	13
	14	/* The PCI address space does equal the physical memory
	15	* address space. The networking and block device layers use
	16	* this boolean for bounce buffer decisions.
	17	*/
	18	#define PCI_DMA_BUS_IS_PHYS (1)
	19
	20	/* pci_unmap_{page,single} is a nop so... */
	21	#define DECLARE_PCI_UNMAP_ADDR(ADDR_NAME)
	22	#define DECLARE_PCI_UNMAP_LEN(LEN_NAME)
	23	#define pci_unmap_addr(PTR, ADDR_NAME) (0)
	24	#define pci_unmap_addr_set(PTR, ADDR_NAME, VAL) do { } while (0)
	25	#define pci_unmap_len(PTR, LEN_NAME) (0)
	26	#define pci_unmap_len_set(PTR, LEN_NAME, VAL) do { } while (0)
	27
e24c2d96	28
1da177e4 LT	29	#endif /* __KERNEL__ */
1da177e4 LT	30
1da177e4 LT	31
1da177e4 LT	32	#endif /* __i386_PCI_H */