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pci: move microblaze and powerpc pci flag functions into asm-generic
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Move separate microblaze and powerpc pci flag functions pci_set_flags,
pci_add_flags, and pci_has_flag into asm-generic/pci-bridge.h so other
archs can use them.

Signed-off-by: Rob Herring <rob.herring@calxeda.com>
Acked-by: Nicolas Pitre <nicolas.pitre@linaro.org>
Acked-by: Benjamin Herrenschmidt <benh@kernel.crashing.org>
Cc: Jesse Barnes <jbarnes@virtuousgeek.org>
Signed-off-by: Michal Simek <monstr@monstr.eu>
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Rob Herring committed Jul 12, 2011
1 parent 0e47ff1 commit f4ffd5e
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Showing 3 changed files with 73 additions and 106 deletions.
67 changes: 10 additions & 57 deletions arch/microblaze/include/asm/pci-bridge.h
Original file line number Diff line number Diff line change
Expand Up @@ -10,31 +10,19 @@
#include <linux/pci.h>
#include <linux/list.h>
#include <linux/ioport.h>
#include <asm-generic/pci-bridge.h>

struct device_node;

enum {
/* Force re-assigning all resources (ignore firmware
* setup completely)
*/
PCI_REASSIGN_ALL_RSRC = 0x00000001,

/* Re-assign all bus numbers */
PCI_REASSIGN_ALL_BUS = 0x00000002,

/* Do not try to assign, just use existing setup */
PCI_PROBE_ONLY = 0x00000004,

/* Don't bother with ISA alignment unless the bridge has
* ISA forwarding enabled
*/
PCI_CAN_SKIP_ISA_ALIGN = 0x00000008,

/* Enable domain numbers in /proc */
PCI_ENABLE_PROC_DOMAINS = 0x00000010,
/* ... except for domain 0 */
PCI_COMPAT_DOMAIN_0 = 0x00000020,
};
#ifdef CONFIG_PCI
extern struct list_head hose_list;
extern int pcibios_vaddr_is_ioport(void __iomem *address);
#else
static inline int pcibios_vaddr_is_ioport(void __iomem *address)
{
return 0;
}
#endif

/*
* Structure of a PCI controller (host bridge)
Expand Down Expand Up @@ -164,40 +152,5 @@ extern struct pci_controller *pcibios_alloc_controller(struct device_node *dev);
extern void pcibios_free_controller(struct pci_controller *phb);
extern void pcibios_setup_phb_resources(struct pci_controller *hose);

#ifdef CONFIG_PCI
extern unsigned int pci_flags;

static inline void pci_set_flags(int flags)
{
pci_flags = flags;
}

static inline void pci_add_flags(int flags)
{
pci_flags |= flags;
}

static inline int pci_has_flag(int flag)
{
return pci_flags & flag;
}

extern struct list_head hose_list;

extern int pcibios_vaddr_is_ioport(void __iomem *address);
#else
static inline int pcibios_vaddr_is_ioport(void __iomem *address)
{
return 0;
}

static inline void pci_set_flags(int flags) { }
static inline void pci_add_flags(int flags) { }
static inline int pci_has_flag(int flag)
{
return 0;
}
#endif /* CONFIG_PCI */

#endif /* __KERNEL__ */
#endif /* _ASM_MICROBLAZE_PCI_BRIDGE_H */
50 changes: 1 addition & 49 deletions arch/powerpc/include/asm/pci-bridge.h
Original file line number Diff line number Diff line change
Expand Up @@ -10,58 +10,10 @@
#include <linux/pci.h>
#include <linux/list.h>
#include <linux/ioport.h>
#include <asm-generic/pci-bridge.h>

struct device_node;

enum {
/* Force re-assigning all resources (ignore firmware
* setup completely)
*/
PCI_REASSIGN_ALL_RSRC = 0x00000001,

/* Re-assign all bus numbers */
PCI_REASSIGN_ALL_BUS = 0x00000002,

/* Do not try to assign, just use existing setup */
PCI_PROBE_ONLY = 0x00000004,

/* Don't bother with ISA alignment unless the bridge has
* ISA forwarding enabled
*/
PCI_CAN_SKIP_ISA_ALIGN = 0x00000008,

/* Enable domain numbers in /proc */
PCI_ENABLE_PROC_DOMAINS = 0x00000010,
/* ... except for domain 0 */
PCI_COMPAT_DOMAIN_0 = 0x00000020,
};
#ifdef CONFIG_PCI
extern unsigned int pci_flags;

static inline void pci_set_flags(int flags)
{
pci_flags = flags;
}

static inline void pci_add_flags(int flags)
{
pci_flags |= flags;
}

static inline int pci_has_flag(int flag)
{
return (pci_flags & flag);
}
#else
static inline void pci_set_flags(int flags) { }
static inline void pci_add_flags(int flags) { }
static inline int pci_has_flag(int flag)
{
return 0;
}
#endif


/*
* Structure of a PCI controller (host bridge)
*/
Expand Down
62 changes: 62 additions & 0 deletions include/asm-generic/pci-bridge.h
Original file line number Diff line number Diff line change
@@ -0,0 +1,62 @@
/*
* This program is free software; you can redistribute it and/or
* modify it under the terms of the GNU General Public License
* as published by the Free Software Foundation; either version
* 2 of the License, or (at your option) any later version.
*/
#ifndef _ASM_GENERIC_PCI_BRIDGE_H
#define _ASM_GENERIC_PCI_BRIDGE_H

#ifdef __KERNEL__

enum {
/* Force re-assigning all resources (ignore firmware
* setup completely)
*/
PCI_REASSIGN_ALL_RSRC = 0x00000001,

/* Re-assign all bus numbers */
PCI_REASSIGN_ALL_BUS = 0x00000002,

/* Do not try to assign, just use existing setup */
PCI_PROBE_ONLY = 0x00000004,

/* Don't bother with ISA alignment unless the bridge has
* ISA forwarding enabled
*/
PCI_CAN_SKIP_ISA_ALIGN = 0x00000008,

/* Enable domain numbers in /proc */
PCI_ENABLE_PROC_DOMAINS = 0x00000010,
/* ... except for domain 0 */
PCI_COMPAT_DOMAIN_0 = 0x00000020,
};

#ifdef CONFIG_PCI
extern unsigned int pci_flags;

static inline void pci_set_flags(int flags)
{
pci_flags = flags;
}

static inline void pci_add_flags(int flags)
{
pci_flags |= flags;
}

static inline int pci_has_flag(int flag)
{
return pci_flags & flag;
}
#else
static inline void pci_set_flags(int flags) { }
static inline void pci_add_flags(int flags) { }
static inline int pci_has_flag(int flag)
{
return 0;
}
#endif /* CONFIG_PCI */

#endif /* __KERNEL__ */
#endif /* _ASM_GENERIC_PCI_BRIDGE_H */

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