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[SPARC64]: Internalize pci_memspace_mask.

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The only user was bus_dvma_to_mem() which is no longer used
by any driver, so kill that, and the export of pci_memspace_mask.

The only user now is the PCI mmap support code.

Signed-off-by: David S. Miller <davem@davemloft.net>
This commit is contained in:
David S. Miller 2007-02-28 23:38:38 -08:00
parent a2fb23af1c
commit 1e8a8cc52d
4 changed files with 3 additions and 9 deletions
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2
arch/sparc64/kernel/pci.c
View File

@ -27,6 +27,8 @@
#include <asm/isa.h>
#include <asm/prom.h>
#include "pci_impl.h"
unsigned long pci_memspace_mask = 0xffffffffUL;
#ifndef CONFIG_PCI

1
arch/sparc64/kernel/pci_impl.h
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@ -13,6 +13,7 @@
#include <asm/prom.h>
extern struct pci_controller_info *pci_controller_root;
extern unsigned long pci_memspace_mask;
extern int pci_num_controllers;

1
arch/sparc64/kernel/sparc64_ksyms.c
View File

@ -212,7 +212,6 @@ EXPORT_SYMBOL(insl);
#ifdef CONFIG_PCI
EXPORT_SYMBOL(ebus_chain);
EXPORT_SYMBOL(isa_chain);
EXPORT_SYMBOL(pci_memspace_mask);
EXPORT_SYMBOL(pci_alloc_consistent);
EXPORT_SYMBOL(pci_free_consistent);
EXPORT_SYMBOL(pci_map_single);

8
include/asm-sparc64/io.h
View File

@ -24,14 +24,6 @@ extern unsigned long kern_base, kern_size;
#define page_to_phys(page) (page_to_pfn(page) << PAGE_SHIFT)
#define BIO_VMERGE_BOUNDARY 8192
/* Different PCI controllers we support have their PCI MEM space
* mapped to an either 2GB (Psycho) or 4GB (Sabre) aligned area,
* so need to chop off the top 33 or 32 bits.
*/
extern unsigned long pci_memspace_mask;
#define bus_dvma_to_mem(__vaddr) ((__vaddr) & pci_memspace_mask)
static __inline__ u8 _inb(unsigned long addr)
{
u8 ret;