diff options
Diffstat (limited to 'arch/arm/cpu/mmu.c')
| -rw-r--r-- | arch/arm/cpu/mmu.c | 6 |
1 files changed, 4 insertions, 2 deletions
diff --git a/arch/arm/cpu/mmu.c b/arch/arm/cpu/mmu.c index aaf66d492a..c480e07ba7 100644 --- a/arch/arm/cpu/mmu.c +++ b/arch/arm/cpu/mmu.c @@ -379,12 +379,14 @@ static int mmu_init(void) } mmu_initcall(mmu_init); -void *dma_alloc_coherent(size_t size) +void *dma_alloc_coherent(size_t size, dma_addr_t *dma_handle) { void *ret; size = PAGE_ALIGN(size); ret = xmemalign(PAGE_SIZE, size); + if (dma_handle) + *dma_handle = (dma_addr_t)ret; dma_inv_range((unsigned long)ret, (unsigned long)ret + size); @@ -403,7 +405,7 @@ void *phys_to_virt(unsigned long phys) return (void *)phys; } -void dma_free_coherent(void *mem, size_t size) +void dma_free_coherent(void *mem, dma_addr_t dma_handle, size_t size) { size = PAGE_ALIGN(size); remap_range(mem, size, pte_flags_cached); |