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PCI: merge almost all of pci_32.h and pci_64.h together
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It was just duplicated code...

Signed-off-by: Greg Kroah-Hartman <[email protected]>
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gregkh committed Oct 12, 2007
1 parent a79e419 commit f3e6f16
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Showing 3 changed files with 90 additions and 138 deletions.
90 changes: 90 additions & 0 deletions include/asm-x86/pci.h
Original file line number Diff line number Diff line change
@@ -1,5 +1,95 @@
#ifndef __x86_PCI_H
#define __x86_PCI_H

#include <linux/mm.h> /* for struct page */
#include <linux/types.h>
#include <linux/slab.h>
#include <linux/string.h>
#include <asm/scatterlist.h>
#include <asm/io.h>


#ifdef __KERNEL__

struct pci_sysdata {
int domain; /* PCI domain */
int node; /* NUMA node */
#ifdef CONFIG_X86_64
void* iommu; /* IOMMU private data */
#endif
};

/* scan a bus after allocating a pci_sysdata for it */
extern struct pci_bus *pci_scan_bus_with_sysdata(int busno);

static inline int pci_domain_nr(struct pci_bus *bus)
{
struct pci_sysdata *sd = bus->sysdata;
return sd->domain;
}

static inline int pci_proc_domain(struct pci_bus *bus)
{
return pci_domain_nr(bus);
}


/* Can be used to override the logic in pci_scan_bus for skipping
already-configured bus numbers - to be used for buggy BIOSes
or architectures with incomplete PCI setup by the loader */

#ifdef CONFIG_PCI
extern unsigned int pcibios_assign_all_busses(void);
#else
#define pcibios_assign_all_busses() 0
#endif
#define pcibios_scan_all_fns(a, b) 0

extern unsigned long pci_mem_start;
#define PCIBIOS_MIN_IO 0x1000
#define PCIBIOS_MIN_MEM (pci_mem_start)

#define PCIBIOS_MIN_CARDBUS_IO 0x4000

void pcibios_config_init(void);
struct pci_bus * pcibios_scan_root(int bus);

void pcibios_set_master(struct pci_dev *dev);
void pcibios_penalize_isa_irq(int irq, int active);
struct irq_routing_table *pcibios_get_irq_routing_table(void);
int pcibios_set_irq_routing(struct pci_dev *dev, int pin, int irq);


#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);


#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


#endif /* __KERNEL__ */

#ifdef CONFIG_X86_32
# include "pci_32.h"
#else
# include "pci_64.h"
#endif

/* implement the pci_ DMA API in terms of the generic device dma_ one */
#include <asm-generic/pci-dma-compat.h>

/* generic pci stuff */
#include <asm-generic/pci.h>



#endif
70 changes: 0 additions & 70 deletions include/asm-x86/pci_32.h
Original file line number Diff line number Diff line change
Expand Up @@ -4,62 +4,11 @@

#ifdef __KERNEL__

struct pci_sysdata {
int domain; /* PCI domain */
int node; /* NUMA node */
};

/* scan a bus after allocating a pci_sysdata for it */
extern struct pci_bus *pci_scan_bus_with_sysdata(int busno);

static inline int pci_domain_nr(struct pci_bus *bus)
{
struct pci_sysdata *sd = bus->sysdata;
return sd->domain;
}

static inline int pci_proc_domain(struct pci_bus *bus)
{
return pci_domain_nr(bus);
}

#include <linux/mm.h> /* for struct page */

/* Can be used to override the logic in pci_scan_bus for skipping
already-configured bus numbers - to be used for buggy BIOSes
or architectures with incomplete PCI setup by the loader */

#ifdef CONFIG_PCI
extern unsigned int pcibios_assign_all_busses(void);
#else
#define pcibios_assign_all_busses() 0
#endif
#define pcibios_scan_all_fns(a, b) 0

extern unsigned long pci_mem_start;
#define PCIBIOS_MIN_IO 0x1000
#define PCIBIOS_MIN_MEM (pci_mem_start)

#define PCIBIOS_MIN_CARDBUS_IO 0x4000

void pcibios_config_init(void);
struct pci_bus * pcibios_scan_root(int bus);

void pcibios_set_master(struct pci_dev *dev);
void pcibios_penalize_isa_irq(int irq, int active);
struct irq_routing_table *pcibios_get_irq_routing_table(void);
int pcibios_set_irq_routing(struct pci_dev *dev, int pin, int irq);

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

#include <linux/types.h>
#include <linux/slab.h>
#include <asm/scatterlist.h>
#include <linux/string.h>
#include <asm/io.h>

struct pci_dev;

/* The PCI address space does equal the physical memory
Expand All @@ -76,27 +25,8 @@ struct pci_dev;
#define pci_unmap_len(PTR, LEN_NAME) (0)
#define pci_unmap_len_set(PTR, LEN_NAME, VAL) do { } while (0)

#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);


#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

#endif /* __KERNEL__ */

/* implement the pci_ DMA API in terms of the generic device dma_ one */
#include <asm-generic/pci-dma-compat.h>

/* generic pci stuff */
#include <asm-generic/pci.h>

#endif /* __i386_PCI_H */
68 changes: 0 additions & 68 deletions include/asm-x86/pci_64.h
Original file line number Diff line number Diff line change
@@ -1,28 +1,9 @@
#ifndef __x8664_PCI_H
#define __x8664_PCI_H

#include <asm/io.h>

#ifdef __KERNEL__

struct pci_sysdata {
int domain; /* PCI domain */
int node; /* NUMA node */
void* iommu; /* IOMMU private data */
};

extern struct pci_bus *pci_scan_bus_with_sysdata(int busno);

static inline int pci_domain_nr(struct pci_bus *bus)
{
struct pci_sysdata *sd = bus->sysdata;
return sd->domain;
}

static inline int pci_proc_domain(struct pci_bus *bus)
{
return pci_domain_nr(bus);
}

#ifdef CONFIG_CALGARY_IOMMU
static inline void* pci_iommu(struct pci_bus *bus)
Expand All @@ -38,40 +19,11 @@ static inline void set_pci_iommu(struct pci_bus *bus, void *val)
}
#endif /* CONFIG_CALGARY_IOMMU */

#include <linux/mm.h> /* for struct page */

/* Can be used to override the logic in pci_scan_bus for skipping
already-configured bus numbers - to be used for buggy BIOSes
or architectures with incomplete PCI setup by the loader */

#ifdef CONFIG_PCI
extern unsigned int pcibios_assign_all_busses(void);
#else
#define pcibios_assign_all_busses() 0
#endif
#define pcibios_scan_all_fns(a, b) 0

extern unsigned long pci_mem_start;
#define PCIBIOS_MIN_IO 0x1000
#define PCIBIOS_MIN_MEM (pci_mem_start)

#define PCIBIOS_MIN_CARDBUS_IO 0x4000

void pcibios_config_init(void);
struct pci_bus * pcibios_scan_root(int bus);
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);

void pcibios_set_master(struct pci_dev *dev);
void pcibios_penalize_isa_irq(int irq, int active);
struct irq_routing_table *pcibios_get_irq_routing_table(void);
int pcibios_set_irq_routing(struct pci_dev *dev, int pin, int irq);

#include <linux/types.h>
#include <linux/slab.h>
#include <asm/scatterlist.h>
#include <linux/string.h>
#include <asm/page.h>

extern void pci_iommu_alloc(void);
extern int iommu_setup(char *opt);
Expand Down Expand Up @@ -112,27 +64,7 @@ extern int iommu_setup(char *opt);

#endif

#include <asm-generic/pci-dma-compat.h>

#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);

#endif /* __KERNEL__ */

/* generic pci stuff */
#ifdef CONFIG_PCI
#include <asm-generic/pci.h>
#endif

#endif /* __x8664_PCI_H */

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