diff options
Diffstat (limited to 'arch/arm/include/asm/memory.h')
| -rw-r--r-- | arch/arm/include/asm/memory.h | 22 |
1 files changed, 8 insertions, 14 deletions
diff --git a/arch/arm/include/asm/memory.h b/arch/arm/include/asm/memory.h index 1e070a2b561..bf7c737c922 100644 --- a/arch/arm/include/asm/memory.h +++ b/arch/arm/include/asm/memory.h @@ -150,6 +150,14 @@ #endif /* + * Amount of memory reserved for the vmalloc() area, and minimum + * address for vmalloc mappings. + */ +extern unsigned long vmalloc_reserve; + +#define VMALLOC_MIN (void *)(VMALLOC_END - vmalloc_reserve) + +/* * PFNs are used to describe any physical page; this means * PFN 0 == physical address 0. * @@ -306,20 +314,6 @@ static inline __deprecated void *bus_to_virt(unsigned long x) #define page_to_phys(page) (page_to_pfn(page) << PAGE_SHIFT) /* - * Optional device DMA address remapping. Do _not_ use directly! - * We should really eliminate virt_to_bus() here - it's deprecated. - */ -#ifndef __arch_page_to_dma -#define page_to_dma(dev, page) ((dma_addr_t)__virt_to_bus((unsigned long)page_address(page))) -#define dma_to_virt(dev, addr) ((void *)__bus_to_virt(addr)) -#define virt_to_dma(dev, addr) ((dma_addr_t)__virt_to_bus((unsigned long)(addr))) -#else -#define page_to_dma(dev, page) (__arch_page_to_dma(dev, page)) -#define dma_to_virt(dev, addr) (__arch_dma_to_virt(dev, addr)) -#define virt_to_dma(dev, addr) (__arch_virt_to_dma(dev, addr)) -#endif - -/* * Optional coherency support. Currently used only by selected * Intel XSC3-based systems. */ |