a7db504052
This was #define'd as 0 on all platforms, so let's get rid of it. This change makes pci_scan_slot() slightly easier to read. Cc: Yoshinori Sato <ysato@users.sourceforge.jp> Cc: Tony Luck <tony.luck@intel.com> Cc: David Howells <dhowells@redhat.com> Cc: "David S. Miller" <davem@davemloft.net> Cc: Jeff Dike <jdike@addtoit.com> Cc: Ingo Molnar <mingo@redhat.com> Cc: Ivan Kokshaysky <ink@jurassic.park.msu.ru> Reviewed-by: Matthew Wilcox <willy@linux.intel.com> Acked-by: Russell King <linux@arm.linux.org.uk> Acked-by: Ralf Baechle <ralf@linux-mips.org> Acked-by: Kyle McMartin <kyle@mcmartin.ca> Acked-by: Benjamin Herrenschmidt <benh@kernel.crashing.org> Acked-by: Paul Mundt <lethal@linux-sh.org> Acked-by: Arnd Bergmann <arnd@arndb.de> Signed-off-by: Alex Chiang <achiang@hp.com> Signed-off-by: Jesse Barnes <jbarnes@virtuousgeek.org>
76 lines
2 KiB
C
76 lines
2 KiB
C
#ifndef ASMARM_PCI_H
|
|
#define ASMARM_PCI_H
|
|
|
|
#ifdef __KERNEL__
|
|
#include <asm-generic/pci-dma-compat.h>
|
|
|
|
#include <mach/hardware.h> /* for PCIBIOS_MIN_* */
|
|
|
|
#ifdef CONFIG_PCI_HOST_ITE8152
|
|
/* ITE bridge requires setting latency timer to avoid early bus access
|
|
termination by PIC bus mater devices
|
|
*/
|
|
extern void pcibios_set_master(struct pci_dev *dev);
|
|
#else
|
|
static inline void pcibios_set_master(struct pci_dev *dev)
|
|
{
|
|
/* No special bus mastering setup handling */
|
|
}
|
|
#endif
|
|
|
|
static inline void pcibios_penalize_isa_irq(int irq, int active)
|
|
{
|
|
/* We don't do dynamic PCI IRQ allocation */
|
|
}
|
|
|
|
/*
|
|
* 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)
|
|
|
|
/*
|
|
* Whether pci_unmap_{single,page} is a nop depends upon the
|
|
* configuration.
|
|
*/
|
|
#define DECLARE_PCI_UNMAP_ADDR(ADDR_NAME) dma_addr_t ADDR_NAME;
|
|
#define DECLARE_PCI_UNMAP_LEN(LEN_NAME) __u32 LEN_NAME;
|
|
#define pci_unmap_addr(PTR, ADDR_NAME) ((PTR)->ADDR_NAME)
|
|
#define pci_unmap_addr_set(PTR, ADDR_NAME, VAL) (((PTR)->ADDR_NAME) = (VAL))
|
|
#define pci_unmap_len(PTR, LEN_NAME) ((PTR)->LEN_NAME)
|
|
#define pci_unmap_len_set(PTR, LEN_NAME, VAL) (((PTR)->LEN_NAME) = (VAL))
|
|
|
|
#ifdef CONFIG_PCI
|
|
static inline void pci_dma_burst_advice(struct pci_dev *pdev,
|
|
enum pci_dma_burst_strategy *strat,
|
|
unsigned long *strategy_parameter)
|
|
{
|
|
*strat = PCI_DMA_BURST_INFINITY;
|
|
*strategy_parameter = ~0UL;
|
|
}
|
|
#endif
|
|
|
|
#define HAVE_PCI_MMAP
|
|
extern int pci_mmap_page_range(struct pci_dev *dev, struct vm_area_struct *vma,
|
|
enum pci_mmap_state mmap_state, int write_combine);
|
|
|
|
extern void
|
|
pcibios_resource_to_bus(struct pci_dev *dev, struct pci_bus_region *region,
|
|
struct resource *res);
|
|
|
|
extern void
|
|
pcibios_bus_to_resource(struct pci_dev *dev, struct resource *res,
|
|
struct pci_bus_region *region);
|
|
|
|
/*
|
|
* Dummy implementation; always return 0.
|
|
*/
|
|
static inline int pci_get_legacy_ide_irq(struct pci_dev *dev, int channel)
|
|
{
|
|
return 0;
|
|
}
|
|
|
|
#endif /* __KERNEL__ */
|
|
|
|
#endif
|