[PATCH] Declare some pci variables in header file

[Atsushi Nemoto <anemo@mba.ocn.ne.jp>]

Declare pci_probe_only, etc. in asm-mips/pci.h file.  This will fix
some sparse warnings.

Signed-off-by: Atsushi Nemoto <anemo@mba.ocn.ne.jp>
---
 arch/mips/pci/fixup-vr4133.c |    1 -
 arch/mips/pci/pci-bcm1480.c  |    1 -
 arch/mips/pci/pci-sb1250.c   |    1 -
 include/asm-mips/pci.h       |    6 ++++++
 4 files changed, 6 insertions(+), 3 deletions(-)

diff --git a/arch/mips/pci/fixup-vr4133.c b/arch/mips/pci/fixup-vr4133.c
index de5e5f6..34e651b 100644
--- a/arch/mips/pci/fixup-vr4133.c
+++ b/arch/mips/pci/fixup-vr4133.c
@@ -171,7 +171,6 @@ void i8259_init(void)
 
 int __init pcibios_map_irq(const struct pci_dev *dev, u8 slot, u8 pin)
 {
-       extern int pci_probe_only;
        pci_probe_only = 1;
 
 #ifdef CONFIG_ROCKHOPPER
diff --git a/arch/mips/pci/pci-bcm1480.c b/arch/mips/pci/pci-bcm1480.c
index c2a15a1..61b88f9 100644
--- a/arch/mips/pci/pci-bcm1480.c
+++ b/arch/mips/pci/pci-bcm1480.c
@@ -196,7 +196,6 @@ static int __init bcm1480_pcibios_init(void)
 {
        uint32_t cmdreg;
        uint64_t reg;
-       extern int pci_probe_only;
 
        /* CFE will assign PCI resources */
        pci_probe_only = 1;
diff --git a/arch/mips/pci/pci-sb1250.c b/arch/mips/pci/pci-sb1250.c
index 67a623b..53ee8eb 100644
--- a/arch/mips/pci/pci-sb1250.c
+++ b/arch/mips/pci/pci-sb1250.c
@@ -203,7 +203,6 @@ static int __init sb1250_pcibios_init(void)
 {
        uint32_t cmdreg;
        uint64_t reg;
-       extern int pci_probe_only;
 
        /* CFE will assign PCI resources */
        pci_probe_only = 1;
diff --git a/include/asm-mips/pci.h b/include/asm-mips/pci.h
index 301ff2f..49a461f 100644
--- a/include/asm-mips/pci.h
+++ b/include/asm-mips/pci.h
@@ -172,4 +172,10 @@ static inline int pci_get_legacy_ide_irq(struct pci_dev 
*dev, int channel)
        return channel ? 15 : 14;
 }
 
+extern struct pci_controller *hose_head;
+extern struct pci_controller **hose_tail;
+extern struct pci_controller *pci_isa_hose;
+extern int pci_probe_only;
+extern unsigned int pcibios_max_latency;
+
 #endif /* _ASM_PCI_H */