ide: fix refcounting in device drivers

[safe/jmp/linux-2.6] / include / asm-frv / page.h

diff --git a/include/asm-frv/page.h b/include/asm-frv/page.h
index f7914f1..bd9c220 100644 (file)
--- a/include/asm-frv/page.h
+++ b/include/asm-frv/page.h
@@ -1,9 +1,6 @@
 #ifndef _ASM_PAGE_H
 #define _ASM_PAGE_H
 
-#ifdef __KERNEL__
-
-#include <linux/config.h>
 #include <asm/virtconvert.h>
 #include <asm/mem-layout.h>
 #include <asm/sections.h>
@@ -28,6 +25,7 @@ typedef struct { unsigned long        ste[64];} pmd_t;
 typedef struct { pmd_t         pue[1]; } pud_t;
 typedef struct { pud_t         pge[1]; } pgd_t;
 typedef struct { unsigned long pgprot; } pgprot_t;
+typedef struct page *pgtable_t;
 
 #define pte_val(x)     ((x).pte)
 #define pmd_val(x)     ((x).ste[0])
@@ -42,28 +40,10 @@ typedef struct { unsigned long      pgprot; } pgprot_t;
 #define __pgprot(x)    ((pgprot_t) { (x) } )
 #define PTE_MASK       PAGE_MASK
 
-/* to align the pointer to the (next) page boundary */
-#define PAGE_ALIGN(addr)       (((addr) + PAGE_SIZE - 1) & PAGE_MASK)
-
-/* Pure 2^n version of get_order */
-static inline int get_order(unsigned long size) __attribute_const__;
-static inline int get_order(unsigned long size)
-{
-       int order;
-
-       size = (size - 1) >> (PAGE_SHIFT - 1);
-       order = -1;
-       do {
-               size >>= 1;
-               order++;
-       } while (size);
-       return order;
-}
-
 #define devmem_is_allowed(pfn) 1
 
-#define __pa(vaddr)            virt_to_phys((void *) vaddr)
-#define __va(paddr)            phys_to_virt((unsigned long) paddr)
+#define __pa(vaddr)            virt_to_phys((void *) (unsigned long) (vaddr))
+#define __va(paddr)            phys_to_virt((unsigned long) (paddr))
 
 #define pfn_to_kaddr(pfn)      __va((pfn) << PAGE_SHIFT)
 
@@ -72,13 +52,9 @@ extern unsigned long min_low_pfn;
 extern unsigned long max_pfn;
 
 #ifdef CONFIG_MMU
-#define pfn_to_page(pfn)       (mem_map + (pfn))
-#define page_to_pfn(page)      ((unsigned long) ((page) - mem_map))
 #define pfn_valid(pfn)         ((pfn) < max_mapnr)
-
 #else
-#define pfn_to_page(pfn)       (&mem_map[(pfn) - (PAGE_OFFSET >> PAGE_SHIFT)])
-#define page_to_pfn(page)      ((PAGE_OFFSET >> PAGE_SHIFT) + (unsigned long) ((page) - mem_map))
+#define ARCH_PFN_OFFSET                (PAGE_OFFSET >> PAGE_SHIFT)
 #define pfn_valid(pfn)         ((pfn) >= min_low_pfn && (pfn) < max_low_pfn)
 
 #endif
@@ -96,10 +72,7 @@ extern unsigned long max_pfn;
 
 #endif /* __ASSEMBLY__ */
 
-#endif /* __KERNEL__ */
-
-#ifdef CONFIG_CONTIGUOUS_PAGE_ALLOC
-#define WANT_PAGE_VIRTUAL      1
-#endif
+#include <asm-generic/memory_model.h>
+#include <asm-generic/page.h>
 
 #endif /* _ASM_PAGE_H */