diff options
Diffstat (limited to 'arch/x86/mm/ioremap.c')
| -rw-r--r-- | arch/x86/mm/ioremap.c | 19 |
1 files changed, 15 insertions, 4 deletions
diff --git a/arch/x86/mm/ioremap.c b/arch/x86/mm/ioremap.c index a39dcdb5ae34..b3a2936377b5 100644 --- a/arch/x86/mm/ioremap.c +++ b/arch/x86/mm/ioremap.c @@ -280,11 +280,11 @@ err_free_memtype: } /** - * ioremap_nocache - map bus memory into CPU space + * ioremap - map bus memory into CPU space * @phys_addr: bus address of the memory * @size: size of the resource to map * - * ioremap_nocache performs a platform specific sequence of operations to + * ioremap performs a platform specific sequence of operations to * make bus memory CPU accessible via the readb/readw/readl/writeb/ * writew/writel functions and the other mmio helpers. The returned * address is not guaranteed to be usable directly as a virtual @@ -300,7 +300,7 @@ err_free_memtype: * * Must be freed with iounmap. */ -void __iomem *ioremap_nocache(resource_size_t phys_addr, unsigned long size) +void __iomem *ioremap(resource_size_t phys_addr, unsigned long size) { /* * Ideally, this should be: @@ -315,7 +315,7 @@ void __iomem *ioremap_nocache(resource_size_t phys_addr, unsigned long size) return __ioremap_caller(phys_addr, size, pcm, __builtin_return_address(0), false); } -EXPORT_SYMBOL(ioremap_nocache); +EXPORT_SYMBOL(ioremap); /** * ioremap_uc - map bus memory into CPU space as strongly uncachable @@ -626,6 +626,17 @@ static bool memremap_is_setup_data(resource_size_t phys_addr, paddr_next = data->next; len = data->len; + if ((phys_addr > paddr) && (phys_addr < (paddr + len))) { + memunmap(data); + return true; + } + + if (data->type == SETUP_INDIRECT && + ((struct setup_indirect *)data->data)->type != SETUP_INDIRECT) { + paddr = ((struct setup_indirect *)data->data)->addr; + len = ((struct setup_indirect *)data->data)->len; + } + memunmap(data); if ((phys_addr > paddr) && (phys_addr < (paddr + len))) |