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Diffstat (limited to 'arch/x86/mm/ioremap.c')
-rw-r--r--arch/x86/mm/ioremap.c26
1 files changed, 1 insertions, 25 deletions
diff --git a/arch/x86/mm/ioremap.c b/arch/x86/mm/ioremap.c
index 334e63ca7b2b..3af10dee0147 100644
--- a/arch/x86/mm/ioremap.c
+++ b/arch/x86/mm/ioremap.c
@@ -283,30 +283,6 @@ void __iomem *ioremap_cache(resource_size_t phys_addr, unsigned long size)
283} 283}
284EXPORT_SYMBOL(ioremap_cache); 284EXPORT_SYMBOL(ioremap_cache);
285 285
286static void __iomem *ioremap_default(resource_size_t phys_addr,
287 unsigned long size)
288{
289 unsigned long flags;
290 void __iomem *ret;
291 int err;
292
293 /*
294 * - WB for WB-able memory and no other conflicting mappings
295 * - UC_MINUS for non-WB-able memory with no other conflicting mappings
296 * - Inherit from confliting mappings otherwise
297 */
298 err = reserve_memtype(phys_addr, phys_addr + size,
299 _PAGE_CACHE_WB, &flags);
300 if (err < 0)
301 return NULL;
302
303 ret = __ioremap_caller(phys_addr, size, flags,
304 __builtin_return_address(0));
305
306 free_memtype(phys_addr, phys_addr + size);
307 return ret;
308}
309
310void __iomem *ioremap_prot(resource_size_t phys_addr, unsigned long size, 286void __iomem *ioremap_prot(resource_size_t phys_addr, unsigned long size,
311 unsigned long prot_val) 287 unsigned long prot_val)
312{ 288{
@@ -382,7 +358,7 @@ void *xlate_dev_mem_ptr(unsigned long phys)
382 if (page_is_ram(start >> PAGE_SHIFT)) 358 if (page_is_ram(start >> PAGE_SHIFT))
383 return __va(phys); 359 return __va(phys);
384 360
385 addr = (void __force *)ioremap_default(start, PAGE_SIZE); 361 addr = (void __force *)ioremap_cache(start, PAGE_SIZE);
386 if (addr) 362 if (addr)
387 addr = (void *)((unsigned long)addr | (phys & ~PAGE_MASK)); 363 addr = (void *)((unsigned long)addr | (phys & ~PAGE_MASK));
388 364