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authorPaul Mundt <lethal@linux-sh.org>2009-08-15 12:53:39 +0900
committerPaul Mundt <lethal@linux-sh.org>2009-08-15 12:53:39 +0900
commit0d051d90bb08b516b9d6c30d25f83d3c6b5b1c1d (patch)
treeeb4a84153cf9b7f3b6d7814e7ad61644fff75097 /arch/sh/mm/cache-sh7705.c
parent79f1c9da5e5fc5f4705836d8c1cee2213fc80640 (diff)
sh: Convert SH7705 extended mode to new cacheflush interface.
Signed-off-by: Paul Mundt <lethal@linux-sh.org>
Diffstat (limited to 'arch/sh/mm/cache-sh7705.c')
-rw-r--r--arch/sh/mm/cache-sh7705.c33
1 files changed, 23 insertions, 10 deletions
diff --git a/arch/sh/mm/cache-sh7705.c b/arch/sh/mm/cache-sh7705.c
index fa37bff306b9..f1d5c803c04b 100644
--- a/arch/sh/mm/cache-sh7705.c
+++ b/arch/sh/mm/cache-sh7705.c
@@ -64,7 +64,7 @@ static inline void cache_wback_all(void)
*
* Called from kernel/module.c:sys_init_module and routine for a.out format.
*/
-void flush_icache_range(unsigned long start, unsigned long end)
+static void sh7705_flush_icache_range(unsigned long start, unsigned long end)
{
__flush_wback_region((void *)start, end - start);
}
@@ -72,7 +72,7 @@ void flush_icache_range(unsigned long start, unsigned long end)
/*
* Writeback&Invalidate the D-cache of the page
*/
-static void __uses_jump_to_uncached __flush_dcache_page(unsigned long phys)
+static void __flush_dcache_page(unsigned long phys)
{
unsigned long ways, waysize, addrstart;
unsigned long flags;
@@ -127,7 +127,7 @@ static void __uses_jump_to_uncached __flush_dcache_page(unsigned long phys)
* Write back & invalidate the D-cache of the page.
* (To avoid "alias" issues)
*/
-void flush_dcache_page(struct page *page)
+static void sh7705_flush_dcache_page(struct page *page)
{
struct address_space *mapping = page_mapping(page);
@@ -137,7 +137,7 @@ void flush_dcache_page(struct page *page)
__flush_dcache_page(PHYSADDR(page_address(page)));
}
-void __uses_jump_to_uncached flush_cache_all(void)
+static void sh7705_flush_cache_all(void)
{
unsigned long flags;
@@ -149,7 +149,7 @@ void __uses_jump_to_uncached flush_cache_all(void)
local_irq_restore(flags);
}
-void flush_cache_mm(struct mm_struct *mm)
+static void sh7705_flush_cache_mm(struct mm_struct *mm)
{
/* Is there any good way? */
/* XXX: possibly call flush_cache_range for each vm area */
@@ -165,8 +165,8 @@ void flush_cache_mm(struct mm_struct *mm)
* Flushing the cache lines for U0 only isn't enough.
* We need to flush for P1 too, which may contain aliases.
*/
-void flush_cache_range(struct vm_area_struct *vma, unsigned long start,
- unsigned long end)
+static void sh7705_flush_cache_range(struct vm_area_struct *vma,
+ unsigned long start, unsigned long end)
{
/*
@@ -184,8 +184,8 @@ void flush_cache_range(struct vm_area_struct *vma, unsigned long start,
*
* ADDRESS: Virtual Address (U0 address)
*/
-void flush_cache_page(struct vm_area_struct *vma, unsigned long address,
- unsigned long pfn)
+static void sh7705_flush_cache_page(struct vm_area_struct *vma,
+ unsigned long address, unsigned long pfn)
{
__flush_dcache_page(pfn << PAGE_SHIFT);
}
@@ -198,7 +198,20 @@ void flush_cache_page(struct vm_area_struct *vma, unsigned long address,
* Not entirely sure why this is necessary on SH3 with 32K cache but
* without it we get occasional "Memory fault" when loading a program.
*/
-void flush_icache_page(struct vm_area_struct *vma, struct page *page)
+static void sh7705_flush_icache_page(struct vm_area_struct *vma,
+ struct page *page)
{
__flush_purge_region(page_address(page), PAGE_SIZE);
}
+
+void __init sh7705_cache_init(void)
+{
+ flush_icache_range = sh7705_flush_icache_range;
+ flush_dcache_page = sh7705_flush_dcache_page;
+ flush_cache_all = sh7705_flush_cache_all;
+ flush_cache_mm = sh7705_flush_cache_mm;
+ flush_cache_dup_mm = sh7705_flush_cache_mm;
+ flush_cache_range = sh7705_flush_cache_range;
+ flush_cache_page = sh7705_flush_cache_page;
+ flush_icache_page = sh7705_flush_icache_page;
+}